diff options
Diffstat (limited to 'arch')
304 files changed, 9327 insertions, 6137 deletions
diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c index 5d7a16eab312..af71d38c8e41 100644 --- a/arch/alpha/mm/init.c +++ b/arch/alpha/mm/init.c @@ -189,9 +189,21 @@ callback_init(void * kernel_end) if (alpha_using_srm) { static struct vm_struct console_remap_vm; - unsigned long vaddr = VMALLOC_START; + unsigned long nr_pages = 0; + unsigned long vaddr; unsigned long i, j; + /* calculate needed size */ + for (i = 0; i < crb->map_entries; ++i) + nr_pages += crb->map[i].count; + + /* register the vm area */ + console_remap_vm.flags = VM_ALLOC; + console_remap_vm.size = nr_pages << PAGE_SHIFT; + vm_area_register_early(&console_remap_vm, PAGE_SIZE); + + vaddr = (unsigned long)console_remap_vm.addr; + /* Set up the third level PTEs and update the virtual addresses of the CRB entries. */ for (i = 0; i < crb->map_entries; ++i) { @@ -213,12 +225,6 @@ callback_init(void * kernel_end) vaddr += PAGE_SIZE; } } - - /* Let vmalloc know that we've allocated some space. */ - console_remap_vm.flags = VM_ALLOC; - console_remap_vm.addr = (void *) VMALLOC_START; - console_remap_vm.size = vaddr - VMALLOC_START; - vmlist = &console_remap_vm; } callback_init_done = 1; diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index 49a6ba926c2b..159d0416f270 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -111,6 +111,7 @@ ENTRY(mcount) .globl mcount_call mcount_call: bl ftrace_stub + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} ENTRY(ftrace_caller) @@ -122,6 +123,7 @@ ENTRY(ftrace_caller) .globl ftrace_call ftrace_call: bl ftrace_stub + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} #else @@ -133,6 +135,7 @@ ENTRY(mcount) adr r0, ftrace_stub cmp r0, r2 bne trace + ldr lr, [fp, #-4] @ restore lr ldmia sp!, {r0-r3, pc} trace: @@ -141,6 +144,7 @@ trace: sub r0, r0, #MCOUNT_INSN_SIZE mov lr, pc mov pc, r2 + mov lr, r1 @ restore lr ldmia sp!, {r0-r3, pc} #endif /* CONFIG_DYNAMIC_FTRACE */ diff --git a/arch/arm/kernel/fiq.c b/arch/arm/kernel/fiq.c index 36f81d967979..6ff7919613d7 100644 --- a/arch/arm/kernel/fiq.c +++ b/arch/arm/kernel/fiq.c @@ -88,7 +88,7 @@ void set_fiq_handler(void *start, unsigned int length) * disable irqs for the duration. Note - these functions are almost * entirely coded in assembly. */ -void __attribute__((naked)) set_fiq_regs(struct pt_regs *regs) +void __naked set_fiq_regs(struct pt_regs *regs) { register unsigned long tmp; asm volatile ( @@ -106,7 +106,7 @@ void __attribute__((naked)) set_fiq_regs(struct pt_regs *regs) : "r" (®s->ARM_r8), "I" (PSR_I_BIT | PSR_F_BIT | FIQ_MODE)); } -void __attribute__((naked)) get_fiq_regs(struct pt_regs *regs) +void __naked get_fiq_regs(struct pt_regs *regs) { register unsigned long tmp; asm volatile ( diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 7049815d66d5..68d6494c0389 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -233,12 +233,13 @@ static void __init cacheid_init(void) unsigned int cachetype = read_cpuid_cachetype(); unsigned int arch = cpu_architecture(); - if (arch >= CPU_ARCH_ARMv7) { - cacheid = CACHEID_VIPT_NONALIASING; - if ((cachetype & (3 << 14)) == 1 << 14) - cacheid |= CACHEID_ASID_TAGGED; - } else if (arch >= CPU_ARCH_ARMv6) { - if (cachetype & (1 << 23)) + if (arch >= CPU_ARCH_ARMv6) { + if ((cachetype & (7 << 29)) == 4 << 29) { + /* ARMv7 register format */ + cacheid = CACHEID_VIPT_NONALIASING; + if ((cachetype & (3 << 14)) == 1 << 14) + cacheid |= CACHEID_ASID_TAGGED; + } else if (cachetype & (1 << 23)) cacheid = CACHEID_VIPT_ALIASING; else cacheid = CACHEID_VIPT_NONALIASING; diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S index 85598f7da407..1602373e539c 100644 --- a/arch/arm/kernel/vmlinux.lds.S +++ b/arch/arm/kernel/vmlinux.lds.S @@ -64,6 +64,7 @@ SECTIONS __initramfs_end = .; #endif . = ALIGN(4096); + __per_cpu_load = .; __per_cpu_start = .; *(.data.percpu.page_aligned) *(.data.percpu) diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c index 134af97ff340..b7f233242315 100644 --- a/arch/arm/mach-at91/at91sam9263_devices.c +++ b/arch/arm/mach-at91/at91sam9263_devices.c @@ -347,6 +347,111 @@ void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {} #endif +/* -------------------------------------------------------------------- + * Compact Flash (PCMCIA or IDE) + * -------------------------------------------------------------------- */ + +#if defined(CONFIG_AT91_CF) || defined(CONFIG_AT91_CF_MODULE) || \ + defined(CONFIG_BLK_DEV_IDE_AT91) || defined(CONFIG_BLK_DEV_IDE_AT91_MODULE) + +static struct at91_cf_data cf0_data; + +static struct resource cf0_resources[] = { + [0] = { + .start = AT91_CHIPSELECT_4, + .end = AT91_CHIPSELECT_4 + SZ_256M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, + } +}; + +static struct platform_device cf0_device = { + .id = 0, + .dev = { + .platform_data = &cf0_data, + }, + .resource = cf0_resources, + .num_resources = ARRAY_SIZE(cf0_resources), +}; + +static struct at91_cf_data cf1_data; + +static struct resource cf1_resources[] = { + [0] = { + .start = AT91_CHIPSELECT_5, + .end = AT91_CHIPSELECT_5 + SZ_256M - 1, + .flags = IORESOURCE_MEM | IORESOURCE_MEM_8AND16BIT, + } +}; + +static struct platform_device cf1_device = { + .id = 1, + .dev = { + .platform_data = &cf1_data, + }, + .resource = cf1_resources, + .num_resources = ARRAY_SIZE(cf1_resources), +}; + +void __init at91_add_device_cf(struct at91_cf_data *data) +{ + unsigned long ebi0_csa; + struct platform_device *pdev; + + if (!data) + return; + + /* + * assign CS4 or CS5 to SMC with Compact Flash logic support, + * we assume SMC timings are configured by board code, + * except True IDE where timings are controlled by driver + */ + ebi0_csa = at91_sys_read(AT91_MATRIX_EBI0CSA); + switch (data->chipselect) { + case 4: + at91_set_A_periph(AT91_PIN_PD6, 0); /* EBI0_NCS4/CFCS0 */ + ebi0_csa |= AT91_MATRIX_EBI0_CS4A_SMC_CF1; + cf0_data = *data; + pdev = &cf0_device; + break; + case 5: + at91_set_A_periph(AT91_PIN_PD7, 0); /* EBI0_NCS5/CFCS1 */ + ebi0_csa |= AT91_MATRIX_EBI0_CS5A_SMC_CF2; + cf1_data = *data; + pdev = &cf1_device; + break; + default: + printk(KERN_ERR "AT91 CF: bad chip-select requested (%u)\n", + data->chipselect); + return; + } + at91_sys_write(AT91_MATRIX_EBI0CSA, ebi0_csa); + + if (data->det_pin) { + at91_set_gpio_input(data->det_pin, 1); + at91_set_deglitch(data->det_pin, 1); + } + + if (data->irq_pin) { + at91_set_gpio_input(data->irq_pin, 1); + at91_set_deglitch(data->irq_pin, 1); + } + + if (data->vcc_pin) + /* initially off */ + at91_set_gpio_output(data->vcc_pin, 0); + + /* enable EBI controlled pins */ + at91_set_A_periph(AT91_PIN_PD5, 1); /* NWAIT */ + at91_set_A_periph(AT91_PIN_PD8, 0); /* CFCE1 */ + at91_set_A_periph(AT91_PIN_PD9, 0); /* CFCE2 */ + at91_set_A_periph(AT91_PIN_PD14, 0); /* CFNRW */ + + pdev->name = (data->flags & AT91_CF_TRUE_IDE) ? "at91_ide" : "at91_cf"; + platform_device_register(pdev); +} +#else +void __init at91_add_device_cf(struct at91_cf_data *data) {} +#endif /* -------------------------------------------------------------------- * NAND / SmartMedia diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h index 0b3ae21b4565..793fe7b25f36 100644 --- a/arch/arm/mach-at91/include/mach/board.h +++ b/arch/arm/mach-at91/include/mach/board.h @@ -56,6 +56,9 @@ struct at91_cf_data { u8 vcc_pin; /* power switching */ u8 rst_pin; /* card reset */ u8 chipselect; /* EBI Chip Select number */ + u8 flags; +#define AT91_CF_TRUE_IDE 0x01 +#define AT91_IDE_SWAP_A0_A2 0x02 }; extern void __init at91_add_device_cf(struct at91_cf_data *data); diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index 9bb4f043aa22..7ac812dc055a 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -332,7 +332,6 @@ static int at91_pm_enter(suspend_state_t state) at91_sys_read(AT91_AIC_IPR) & at91_sys_read(AT91_AIC_IMR)); error: - sdram_selfrefresh_disable(); target_state = PM_SUSPEND_ON; at91_irq_resume(); at91_gpio_resume(); diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index 88f7e88f152f..05f0f4f2f3ce 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -4,6 +4,8 @@ #ifndef __ASSEMBLY__ +struct i2c_board_info; + struct ep93xx_eth_data { unsigned char dev_addr[6]; diff --git a/arch/arm/mach-mx1/devices.c b/arch/arm/mach-mx1/devices.c index 686d8d2dbb24..a95644193f3f 100644 --- a/arch/arm/mach-mx1/devices.c +++ b/arch/arm/mach-mx1/devices.c @@ -23,6 +23,8 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/gpio.h> + +#include <mach/irqs.h> #include <mach/hardware.h> static struct resource imx_csi_resources[] = { diff --git a/arch/arm/mach-mx1/mx1ads.c b/arch/arm/mach-mx1/mx1ads.c index 2e4b185fe4a9..3200cf60e384 100644 --- a/arch/arm/mach-mx1/mx1ads.c +++ b/arch/arm/mach-mx1/mx1ads.c @@ -21,6 +21,7 @@ #include <asm/mach/arch.h> #include <asm/mach/time.h> +#include <mach/irqs.h> #include <mach/hardware.h> #include <mach/common.h> #include <mach/imx-uart.h> diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index f6a13451d1fd..6031e179926b 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -81,7 +81,7 @@ static inline void __init ldp_init_smc911x(void) } ldp_smc911x_resources[0].start = cs_mem_base + 0x0; - ldp_smc911x_resources[0].end = cs_mem_base + 0xf; + ldp_smc911x_resources[0].end = cs_mem_base + 0xff; udelay(100); eth_gpio = LDP_SMC911X_GPIO; diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index 38c88fbe658d..e39cd2c46cfa 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -178,7 +178,9 @@ static int __init omap3_beagle_i2c_init(void) #ifdef CONFIG_I2C2_OMAP_BEAGLE omap_register_i2c_bus(2, 400, NULL, 0); #endif - omap_register_i2c_bus(3, 400, NULL, 0); + /* Bus 3 is attached to the DVI port where devices like the pico DLP + * projector don't work reliably with 400kHz */ + omap_register_i2c_bus(3, 100, NULL, 0); return 0; } diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index 0a623379789f..8a0e49d84256 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -431,6 +431,10 @@ void __init orion5x_uart1_init(void) /***************************************************************************** * XOR engine ****************************************************************************/ +struct mv_xor_platform_shared_data orion5x_xor_shared_data = { + .dram = &orion5x_mbus_dram_info, +}; + static struct resource orion5x_xor_shared_resources[] = { { .name = "xor low", @@ -448,6 +452,9 @@ static struct resource orion5x_xor_shared_resources[] = { static struct platform_device orion5x_xor_shared = { .name = MV_XOR_SHARED_NAME, .id = 0, + .dev = { + .platform_data = &orion5x_xor_shared_data, + }, .num_resources = ARRAY_SIZE(orion5x_xor_shared_resources), .resource = orion5x_xor_shared_resources, }; diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c index 3c4d47145c83..25f7935576f8 100644 --- a/arch/arm/mach-s3c6410/mach-smdk6410.c +++ b/arch/arm/mach-s3c6410/mach-smdk6410.c @@ -129,7 +129,7 @@ static struct s3c_fb_platdata smdk6410_lcd_pdata __initdata = { .vidcon1 = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC, }; -struct map_desc smdk6410_iodesc[] = {}; +static struct map_desc smdk6410_iodesc[] = {}; static struct platform_device *smdk6410_devices[] __initdata = { #ifdef CONFIG_SMDK6410_SD_CH0 @@ -146,7 +146,7 @@ static struct platform_device *smdk6410_devices[] __initdata = { static struct i2c_board_info i2c_devs0[] __initdata = { { I2C_BOARD_INFO("24c08", 0x50), }, - { I2C_BOARD_INFO("WM8580", 0X1b), }, + { I2C_BOARD_INFO("wm8580", 0x1b), }, }; static struct i2c_board_info i2c_devs1[] __initdata = { diff --git a/arch/arm/mm/abort-ev6.S b/arch/arm/mm/abort-ev6.S index 8a7f65ba14b7..94077fbd96b7 100644 --- a/arch/arm/mm/abort-ev6.S +++ b/arch/arm/mm/abort-ev6.S @@ -23,7 +23,8 @@ ENTRY(v6_early_abort) #ifdef CONFIG_CPU_32v6K clrex #else - strex r0, r1, [sp] @ Clear the exclusive monitor + sub r1, sp, #4 @ Get unused stack location + strex r0, r1, [r1] @ Clear the exclusive monitor #endif mrc p15, 0, r1, c5, c0, 0 @ get FSR mrc p15, 0, r0, c6, c0, 0 @ get FAR diff --git a/arch/arm/mm/copypage-feroceon.c b/arch/arm/mm/copypage-feroceon.c index c3ba6a94da0c..70997d5bee2d 100644 --- a/arch/arm/mm/copypage-feroceon.c +++ b/arch/arm/mm/copypage-feroceon.c @@ -13,7 +13,7 @@ #include <linux/init.h> #include <linux/highmem.h> -static void __attribute__((naked)) +static void __naked feroceon_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v3.c b/arch/arm/mm/copypage-v3.c index 70ed96c8af8e..de9c06854ad7 100644 --- a/arch/arm/mm/copypage-v3.c +++ b/arch/arm/mm/copypage-v3.c @@ -15,7 +15,7 @@ * * FIXME: do we need to handle cache stuff... */ -static void __attribute__((naked)) +static void __naked v3_copy_user_page(void *kto, const void *kfrom) { asm("\n\ diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c index 1601698b9800..7370a7142b04 100644 --- a/arch/arm/mm/copypage-v4mc.c +++ b/arch/arm/mm/copypage-v4mc.c @@ -44,7 +44,7 @@ static DEFINE_SPINLOCK(minicache_lock); * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { asm volatile( diff --git a/arch/arm/mm/copypage-v4wb.c b/arch/arm/mm/copypage-v4wb.c index 3ec93dab7656..9ab098414227 100644 --- a/arch/arm/mm/copypage-v4wb.c +++ b/arch/arm/mm/copypage-v4wb.c @@ -22,7 +22,7 @@ * instruction. If your processor does not supply this, you have to write your * own copy_user_highpage that does the right thing. */ -static void __attribute__((naked)) +static void __naked v4wb_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-v4wt.c b/arch/arm/mm/copypage-v4wt.c index 0f1188efae45..300efafd6643 100644 --- a/arch/arm/mm/copypage-v4wt.c +++ b/arch/arm/mm/copypage-v4wt.c @@ -20,7 +20,7 @@ * dirty data in the cache. However, we do have to ensure that * subsequent reads are up to date. */ -static void __attribute__((naked)) +static void __naked v4wt_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xsc3.c b/arch/arm/mm/copypage-xsc3.c index 39a994542cad..bc4525f5ab23 100644 --- a/arch/arm/mm/copypage-xsc3.c +++ b/arch/arm/mm/copypage-xsc3.c @@ -29,7 +29,7 @@ * if we eventually end up using our copied page. * */ -static void __attribute__((naked)) +static void __naked xsc3_mc_copy_user_page(void *kto, const void *kfrom) { asm("\ diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c index d18f2397ee2d..76824d3e966a 100644 --- a/arch/arm/mm/copypage-xscale.c +++ b/arch/arm/mm/copypage-xscale.c @@ -42,7 +42,7 @@ static DEFINE_SPINLOCK(minicache_lock); * Dcache aliasing issue. The writes will be forwarded to the write buffer, * and merged as appropriate. */ -static void __attribute__((naked)) +static void __naked mc_copy_user_page(void *from, void *to) { /* diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index 310e479309ef..f1ef5613ccd4 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -490,26 +490,30 @@ core_initcall(consistent_init); */ void dma_cache_maint(const void *start, size_t size, int direction) { - const void *end = start + size; + void (*inner_op)(const void *, const void *); + void (*outer_op)(unsigned long, unsigned long); - BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(end - 1)); + BUG_ON(!virt_addr_valid(start) || !virt_addr_valid(start + size - 1)); switch (direction) { case DMA_FROM_DEVICE: /* invalidate only */ - dmac_inv_range(start, end); - outer_inv_range(__pa(start), __pa(end)); + inner_op = dmac_inv_range; + outer_op = outer_inv_range; break; case DMA_TO_DEVICE: /* writeback only */ - dmac_clean_range(start, end); - outer_clean_range(__pa(start), __pa(end)); + inner_op = dmac_clean_range; + outer_op = outer_clean_range; break; case DMA_BIDIRECTIONAL: /* writeback and invalidate */ - dmac_flush_range(start, end); - outer_flush_range(__pa(start), __pa(end)); + inner_op = dmac_flush_range; + outer_op = outer_flush_range; break; default: BUG(); } + + inner_op(start, start + size); + outer_op(__pa(start), __pa(start) + size); } EXPORT_SYMBOL(dma_cache_maint); diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 34df4d9d03a6..80fd3b69ae1f 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -382,7 +382,7 @@ void __init bootmem_init(void) for_each_node(node) bootmem_free_node(node, mi); - high_memory = __va(memend_pfn << PAGE_SHIFT); + high_memory = __va((memend_pfn << PAGE_SHIFT) - 1) + 1; /* * This doesn't seem to be used by the Linux memory manager any diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 5358fcc7f61e..f7457fea6de8 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -124,7 +124,7 @@ int valid_phys_addr_range(unsigned long addr, size_t size) { if (addr < PHYS_OFFSET) return 0; - if (addr + size > __pa(high_memory)) + if (addr + size >= __pa(high_memory - 1)) return 0; return 1; diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile index deaff58878a2..04a100cfb8e5 100644 --- a/arch/arm/plat-omap/Makefile +++ b/arch/arm/plat-omap/Makefile @@ -18,7 +18,8 @@ obj-$(CONFIG_CPU_FREQ) += cpu-omap.o obj-$(CONFIG_OMAP_DM_TIMER) += dmtimer.o obj-$(CONFIG_OMAP_DEBUG_DEVICES) += debug-devices.o obj-$(CONFIG_OMAP_DEBUG_LEDS) += debug-leds.o -obj-$(CONFIG_I2C_OMAP) += i2c.o +i2c-omap-$(CONFIG_I2C_OMAP) := i2c.o +obj-y += $(i2c-omap-m) $(i2c-omap-y) # OMAP mailbox framework obj-$(CONFIG_OMAP_MBOX_FWK) += mailbox.o diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c index 0843b8882f93..6825fbb5a056 100644 --- a/arch/arm/plat-omap/common.c +++ b/arch/arm/plat-omap/common.c @@ -200,20 +200,16 @@ static struct clocksource clocksource_32k = { }; /* - * Rounds down to nearest nsec. - */ -unsigned long long omap_32k_ticks_to_nsecs(unsigned long ticks_32k) -{ - return cyc2ns(&clocksource_32k, ticks_32k); -} - -/* * Returns current time from boot in nsecs. It's OK for this to wrap * around for now, as it's just a relative time stamp. */ unsigned long long sched_clock(void) { - return omap_32k_ticks_to_nsecs(omap_32k_read()); + unsigned long long ret; + + ret = (unsigned long long)omap_32k_read(); + ret = (ret * clocksource_32k.mult_orig) >> clocksource_32k.shift; + return ret; } static int __init omap_init_clocksource_32k(void) diff --git a/arch/arm/plat-omap/include/mach/common.h b/arch/arm/plat-omap/include/mach/common.h index ef70e2b0f054..e746ec7e785e 100644 --- a/arch/arm/plat-omap/include/mach/common.h +++ b/arch/arm/plat-omap/include/mach/common.h @@ -35,7 +35,7 @@ extern void omap_map_common_io(void); extern struct sys_timer omap_timer; extern void omap_serial_init(void); extern void omap_serial_enable_clocks(int enable); -#ifdef CONFIG_I2C_OMAP +#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE) extern int omap_register_i2c_bus(int bus_id, u32 clkrate, struct i2c_board_info const *info, unsigned len); diff --git a/arch/arm/plat-omap/include/mach/pm.h b/arch/arm/plat-omap/include/mach/pm.h index 2a9c27ad4c37..37e2f0f38b46 100644 --- a/arch/arm/plat-omap/include/mach/pm.h +++ b/arch/arm/plat-omap/include/mach/pm.h @@ -108,7 +108,7 @@ !defined(CONFIG_ARCH_OMAP15XX) && \ !defined(CONFIG_ARCH_OMAP16XX) && \ !defined(CONFIG_ARCH_OMAP24XX) -#error "Power management for this processor not implemented yet" +#warning "Power management for this processor not implemented yet" #endif #ifndef __ASSEMBLER__ diff --git a/arch/arm/plat-s3c64xx/clock.c b/arch/arm/plat-s3c64xx/clock.c index 136c982c68e1..ad1b9682c9c3 100644 --- a/arch/arm/plat-s3c64xx/clock.c +++ b/arch/arm/plat-s3c64xx/clock.c @@ -248,7 +248,7 @@ static struct clk *clks[] __initdata = { &clk_48m, }; -void s3c64xx_register_clocks(void) +void __init s3c64xx_register_clocks(void) { struct clk *clkp; int ret; diff --git a/arch/arm/plat-s3c64xx/gpiolib.c b/arch/arm/plat-s3c64xx/gpiolib.c index cc62941d7b5c..ee9188add8fb 100644 --- a/arch/arm/plat-s3c64xx/gpiolib.c +++ b/arch/arm/plat-s3c64xx/gpiolib.c @@ -417,4 +417,4 @@ static __init int s3c64xx_gpiolib_init(void) return 0; } -arch_initcall(s3c64xx_gpiolib_init); +core_initcall(s3c64xx_gpiolib_init); diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h index 2846f550b727..f865bf4d709e 100644 --- a/arch/arm/plat-s3c64xx/include/plat/irqs.h +++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h @@ -117,7 +117,7 @@ #define IRQ_ONENAND1 S3C64XX_IRQ_VIC1(12) #define IRQ_NFC S3C64XX_IRQ_VIC1(13) #define IRQ_CFCON S3C64XX_IRQ_VIC1(14) -#define IRQ_UHOST S3C64XX_IRQ_VIC1(15) +#define IRQ_USBH S3C64XX_IRQ_VIC1(15) #define IRQ_SPI0 S3C64XX_IRQ_VIC1(16) #define IRQ_SPI1 S3C64XX_IRQ_VIC1(17) #define IRQ_IIC S3C64XX_IRQ_VIC1(18) diff --git a/arch/arm/plat-s3c64xx/irq-eint.c b/arch/arm/plat-s3c64xx/irq-eint.c index 1f7cc0067f5c..cf524826c93a 100644 --- a/arch/arm/plat-s3c64xx/irq-eint.c +++ b/arch/arm/plat-s3c64xx/irq-eint.c @@ -14,12 +14,15 @@ #include <linux/kernel.h> #include <linux/interrupt.h> +#include <linux/gpio.h> #include <linux/irq.h> #include <linux/io.h> #include <asm/hardware/vic.h> #include <plat/regs-irqtype.h> +#include <plat/regs-gpio.h> +#include <plat/gpio-cfg.h> #include <mach/map.h> #include <plat/cpu.h> @@ -55,7 +58,7 @@ static void s3c_irq_eint_unmask(unsigned int irq) u32 mask; mask = __raw_readl(S3C64XX_EINT0MASK); - mask |= eint_irq_to_bit(irq); + mask &= ~eint_irq_to_bit(irq); __raw_writel(mask, S3C64XX_EINT0MASK); } @@ -74,6 +77,7 @@ static void s3c_irq_eint_maskack(unsigned int irq) static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) { int offs = eint_offset(irq); + int pin; int shift; u32 ctrl, mask; u32 newvalue = 0; @@ -125,6 +129,15 @@ static int s3c_irq_eint_set_type(unsigned int irq, unsigned int type) ctrl |= newvalue << shift; __raw_writel(ctrl, reg); + /* set the GPIO pin appropriately */ + + if (offs < 23) + pin = S3C64XX_GPN(offs); + else + pin = S3C64XX_GPM(offs - 23); + + s3c_gpio_cfgpin(pin, S3C_GPIO_SFN(2)); + return 0; } @@ -181,7 +194,7 @@ static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc) s3c_irq_demux_eint(20, 27); } -int __init s3c64xx_init_irq_eint(void) +static int __init s3c64xx_init_irq_eint(void) { int irq; diff --git a/arch/arm/plat-s3c64xx/irq.c b/arch/arm/plat-s3c64xx/irq.c index a94f1d5e819d..f22edf7c2d2d 100644 --- a/arch/arm/plat-s3c64xx/irq.c +++ b/arch/arm/plat-s3c64xx/irq.c @@ -207,7 +207,7 @@ static struct irq_chip s3c_irq_uart = { static void __init s3c64xx_uart_irq(struct uart_irq *uirq) { - void *reg_base = uirq->regs; + void __iomem *reg_base = uirq->regs; unsigned int irq; int offs; diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c index 8d9a0cada668..05b17528041e 100644 --- a/arch/arm/plat-s3c64xx/s3c6400-clock.c +++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c @@ -36,7 +36,7 @@ * ext_xtal_mux for want of an actual name from the manual. */ -struct clk clk_ext_xtal_mux = { +static struct clk clk_ext_xtal_mux = { .name = "ext_xtal", .id = -1, }; @@ -63,7 +63,7 @@ struct clksrc_clk { void __iomem *reg_divider; }; -struct clk clk_fout_apll = { +static struct clk clk_fout_apll = { .name = "fout_apll", .id = -1, }; @@ -78,7 +78,7 @@ static struct clk_sources clk_src_apll = { .nr_sources = ARRAY_SIZE(clk_src_apll_list), }; -struct clksrc_clk clk_mout_apll = { +static struct clksrc_clk clk_mout_apll = { .clk = { .name = "mout_apll", .id = -1, @@ -88,7 +88,7 @@ struct clksrc_clk clk_mout_apll = { .sources = &clk_src_apll, }; -struct clk clk_fout_epll = { +static struct clk clk_fout_epll = { .name = "fout_epll", .id = -1, }; @@ -103,7 +103,7 @@ static struct clk_sources clk_src_epll = { .nr_sources = ARRAY_SIZE(clk_src_epll_list), }; -struct clksrc_clk clk_mout_epll = { +static struct clksrc_clk clk_mout_epll = { .clk = { .name = "mout_epll", .id = -1, @@ -123,7 +123,7 @@ static struct clk_sources clk_src_mpll = { .nr_sources = ARRAY_SIZE(clk_src_mpll_list), }; -struct clksrc_clk clk_mout_mpll = { +static struct clksrc_clk clk_mout_mpll = { .clk = { .name = "mout_mpll", .id = -1, @@ -145,7 +145,7 @@ static unsigned long s3c64xx_clk_doutmpll_get_rate(struct clk *clk) return rate; } -struct clk clk_dout_mpll = { +static struct clk clk_dout_mpll = { .name = "dout_mpll", .id = -1, .parent = &clk_mout_mpll.clk, @@ -189,10 +189,10 @@ static struct clk_sources clkset_uart = { }; static struct clk *clkset_uhost_list[] = { + &clk_48m, &clk_mout_epll.clk, &clk_dout_mpll, &clk_fin_epll, - &clk_48m, }; static struct clk_sources clkset_uhost = { @@ -239,10 +239,12 @@ static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate) rate = clk_round_rate(clk, rate); div = clk_get_rate(clk->parent) / rate; + if (div > 16) + return -EINVAL; val = __raw_readl(reg); - val &= ~sclk->mask; - val |= (rate - 1) << sclk->shift; + val &= ~(0xf << sclk->shift); + val |= (div - 1) << sclk->shift; __raw_writel(val, reg); return 0; @@ -351,7 +353,7 @@ static struct clksrc_clk clk_mmc2 = { static struct clksrc_clk clk_usbhost = { .clk = { - .name = "usb-host-bus", + .name = "usb-bus-host", .id = -1, .ctrlbit = S3C_CLKCON_SCLK_UHOST, .enable = s3c64xx_sclk_ctrl, diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index fd23c0e9e698..b4211d8b2ac7 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -12,7 +12,7 @@ # # http://www.arm.linux.org.uk/developer/machines/?action=new # -# Last update: Sun Nov 30 16:39:36 2008 +# Last update: Thu Mar 12 18:01:45 2009 # # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number # @@ -1811,7 +1811,7 @@ pilz_pmi5 MACH_PILZ_PMI5 PILZ_PMI5 1820 jade MACH_JADE JADE 1821 ks8695_softplc MACH_KS8695_SOFTPLC KS8695_SOFTPLC 1822 gprisc3 MACH_GPRISC3 GPRISC3 1823 -stamp9260 MACH_STAMP9260 STAMP9260 1824 +stamp9g20 MACH_STAMP9G20 STAMP9G20 1824 smdk6430 MACH_SMDK6430 SMDK6430 1825 smdkc100 MACH_SMDKC100 SMDKC100 1826 tavorevb MACH_TAVOREVB TAVOREVB 1827 @@ -1993,4 +1993,134 @@ spark MACH_SPARK SPARK 2002 benzina MACH_BENZINA BENZINA 2003 blaze MACH_BLAZE BLAZE 2004 linkstation_ls_hgl MACH_LINKSTATION_LS_HGL LINKSTATION_LS_HGL 2005 -htcvenus MACH_HTCVENUS HTCVENUS 2006 +htckovsky MACH_HTCVENUS HTCVENUS 2006 +sony_prs505 MACH_SONY_PRS505 SONY_PRS505 2007 +hanlin_v3 MACH_HANLIN_V3 HANLIN_V3 2008 +sapphira MACH_SAPPHIRA SAPPHIRA 2009 +dack_sda_01 MACH_DACK_SDA_01 DACK_SDA_01 2010 +armbox MACH_ARMBOX ARMBOX 2011 +harris_rvp MACH_HARRIS_RVP HARRIS_RVP 2012 +ribaldo MACH_RIBALDO RIBALDO 2013 +agora MACH_AGORA AGORA 2014 +omap3_mini MACH_OMAP3_MINI OMAP3_MINI 2015 +a9sam6432_b MACH_A9SAM6432_B A9SAM6432_B 2016 +usg2410 MACH_USG2410 USG2410 2017 +pc72052_i10_revb MACH_PC72052_I10_REVB PC72052_I10_REVB 2018 +mx35_exm32 MACH_MX35_EXM32 MX35_EXM32 2019 +topas910 MACH_TOPAS910 TOPAS910 2020 +hyena MACH_HYENA HYENA 2021 +pospax MACH_POSPAX POSPAX 2022 +hdl_gx MACH_HDL_GX HDL_GX 2023 +ctera_4bay MACH_CTERA_4BAY CTERA_4BAY 2024 +ctera_plug_c MACH_CTERA_PLUG_C CTERA_PLUG_C 2025 +crwea_plug_i MACH_CRWEA_PLUG_I CRWEA_PLUG_I 2026 +egauge2 MACH_EGAUGE2 EGAUGE2 2027 +didj MACH_DIDJ DIDJ 2028 +m_s3c2443 MACH_MEISTER MEISTER 2029 +htcblackstone MACH_HTCBLACKSTONE HTCBLACKSTONE 2030 +cpuat9g20 MACH_CPUAT9G20 CPUAT9G20 2031 +smdk6440 MACH_SMDK6440 SMDK6440 2032 +omap_35xx_mvp MACH_OMAP_35XX_MVP OMAP_35XX_MVP 2033 +ctera_plug_i MACH_CTERA_PLUG_I CTERA_PLUG_I 2034 +pvg610_100 MACH_PVG610 PVG610 2035 +hprw6815 MACH_HPRW6815 HPRW6815 2036 +omap3_oswald MACH_OMAP3_OSWALD OMAP3_OSWALD 2037 +nas4220b MACH_NAS4220B NAS4220B 2038 +htcraphael_cdma MACH_HTCRAPHAEL_CDMA HTCRAPHAEL_CDMA 2039 +htcdiamond_cdma MACH_HTCDIAMOND_CDMA HTCDIAMOND_CDMA 2040 +scaler MACH_SCALER SCALER 2041 +zylonite2 MACH_ZYLONITE2 ZYLONITE2 2042 +aspenite MACH_ASPENITE ASPENITE 2043 +teton MACH_TETON TETON 2044 +ttc_dkb MACH_TTC_DKB TTC_DKB 2045 +bishop2 MACH_BISHOP2 BISHOP2 2046 +ippv5 MACH_IPPV5 IPPV5 2047 +farm926 MACH_FARM926 FARM926 2048 +mmccpu MACH_MMCCPU MMCCPU 2049 +sgmsfl MACH_SGMSFL SGMSFL 2050 +tt8000 MACH_TT8000 TT8000 2051 +zrn4300lp MACH_ZRN4300LP ZRN4300LP 2052 +mptc MACH_MPTC MPTC 2053 +h6051 MACH_H6051 H6051 2054 +pvg610_101 MACH_PVG610_101 PVG610_101 2055 +stamp9261_pc_evb MACH_STAMP9261_PC_EVB STAMP9261_PC_EVB 2056 +pelco_odysseus MACH_PELCO_ODYSSEUS PELCO_ODYSSEUS 2057 +tny_a9260 MACH_TNY_A9260 TNY_A9260 2058 +tny_a9g20 MACH_TNY_A9G20 TNY_A9G20 2059 +aesop_mp2530f MACH_AESOP_MP2530F AESOP_MP2530F 2060 +dx900 MACH_DX900 DX900 2061 +cpodc2 MACH_CPODC2 CPODC2 2062 +tilt_8925 MACH_TILT_8925 TILT_8925 2063 +davinci_dm357_evm MACH_DAVINCI_DM357_EVM DAVINCI_DM357_EVM 2064 +swordfish MACH_SWORDFISH SWORDFISH 2065 +corvus MACH_CORVUS CORVUS 2066 +taurus MACH_TAURUS TAURUS 2067 +axm MACH_AXM AXM 2068 +axc MACH_AXC AXC 2069 +baby MACH_BABY BABY 2070 +mp200 MACH_MP200 MP200 2071 +pcm043 MACH_PCM043 PCM043 2072 +hanlin_v3c MACH_HANLIN_V3C HANLIN_V3C 2073 +kbk9g20 MACH_KBK9G20 KBK9G20 2074 +adsturbog5 MACH_ADSTURBOG5 ADSTURBOG5 2075 +avenger_lite1 MACH_AVENGER_LITE1 AVENGER_LITE1 2076 +suc82x MACH_SUC SUC 2077 +at91sam7s256 MACH_AT91SAM7S256 AT91SAM7S256 2078 +mendoza MACH_MENDOZA MENDOZA 2079 +kira MACH_KIRA KIRA 2080 +mx1hbm MACH_MX1HBM MX1HBM 2081 +quatro43xx MACH_QUATRO43XX QUATRO43XX 2082 +quatro4230 MACH_QUATRO4230 QUATRO4230 2083 +nsb400 MACH_NSB400 NSB400 2084 +drp255 MACH_DRP255 DRP255 2085 +thoth MACH_THOTH THOTH 2086 +firestone MACH_FIRESTONE FIRESTONE 2087 +asusp750 MACH_ASUSP750 ASUSP750 2088 +ctera_dl MACH_CTERA_DL CTERA_DL 2089 +socr MACH_SOCR SOCR 2090 +htcoxygen MACH_HTCOXYGEN HTCOXYGEN 2091 +heroc MACH_HEROC HEROC 2092 +zeno6800 MACH_ZENO6800 ZENO6800 2093 +sc2mcs MACH_SC2MCS SC2MCS 2094 +gene100 MACH_GENE100 GENE100 2095 +as353x MACH_AS353X AS353X 2096 +sheevaplug MACH_SHEEVAPLUG SHEEVAPLUG 2097 +at91sam9g20 MACH_AT91SAM9G20 AT91SAM9G20 2098 +mv88f6192gtw_fe MACH_MV88F6192GTW_FE MV88F6192GTW_FE 2099 +cc9200 MACH_CC9200 CC9200 2100 +sm9200 MACH_SM9200 SM9200 2101 +tp9200 MACH_TP9200 TP9200 2102 +snapperdv MACH_SNAPPERDV SNAPPERDV 2103 +avengers_lite MACH_AVENGERS_LITE AVENGERS_LITE 2104 +avengers_lite1 MACH_AVENGERS_LITE1 AVENGERS_LITE1 2105 +omap3axon MACH_OMAP3AXON OMAP3AXON 2106 +ma8xx MACH_MA8XX MA8XX 2107 +mp201ek MACH_MP201EK MP201EK 2108 +davinci_tux MACH_DAVINCI_TUX DAVINCI_TUX 2109 +mpa1600 MACH_MPA1600 MPA1600 2110 +pelco_troy MACH_PELCO_TROY PELCO_TROY 2111 +nsb667 MACH_NSB667 NSB667 2112 +rovers5_4mpix MACH_ROVERS5_4MPIX ROVERS5_4MPIX 2113 +twocom MACH_TWOCOM TWOCOM 2114 +ubisys_p9_rcu3r2 MACH_UBISYS_P9_RCU3R2 UBISYS_P9_RCU3R2 2115 +hero_espresso MACH_HERO_ESPRESSO HERO_ESPRESSO 2116 +afeusb MACH_AFEUSB AFEUSB 2117 +t830 MACH_T830 T830 2118 +spd8020_cc MACH_SPD8020_CC SPD8020_CC 2119 +om_3d7k MACH_OM_3D7K OM_3D7K 2120 +picocom2 MACH_PICOCOM2 PICOCOM2 2121 +uwg4mx27 MACH_UWG4MX27 UWG4MX27 2122 +uwg4mx31 MACH_UWG4MX31 UWG4MX31 2123 +cherry MACH_CHERRY CHERRY 2124 +mx51_babbage MACH_MX51_BABBAGE MX51_BABBAGE 2125 +s3c2440turkiye MACH_S3C2440TURKIYE S3C2440TURKIYE 2126 +tx37 MACH_TX37 TX37 2127 +sbc2800_9g20 MACH_SBC2800_9G20 SBC2800_9G20 2128 +benzglb MACH_BENZGLB BENZGLB 2129 +benztd MACH_BENZTD BENZTD 2130 +cartesio_plus MACH_CARTESIO_PLUS CARTESIO_PLUS 2131 +solrad_g20 MACH_SOLRAD_G20 SOLRAD_G20 2132 +mx27wallace MACH_MX27WALLACE MX27WALLACE 2133 +fmzwebmodul MACH_FMZWEBMODUL FMZWEBMODUL 2134 +rd78x00_masa MACH_RD78X00_MASA RD78X00_MASA 2135 +smallogger MACH_SMALLOGGER SMALLOGGER 2136 diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig index b189680d18b0..05fe3053dcae 100644 --- a/arch/avr32/Kconfig +++ b/arch/avr32/Kconfig @@ -181,7 +181,7 @@ source "kernel/Kconfig.preempt" config QUICKLIST def_bool y -config HAVE_ARCH_BOOTMEM_NODE +config HAVE_ARCH_BOOTMEM def_bool n config ARCH_HAVE_MEMORY_PRESENT diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig index 8f1f97d56e1e..0c1f86e3e44a 100644 --- a/arch/blackfin/Kconfig +++ b/arch/blackfin/Kconfig @@ -1129,6 +1129,7 @@ endchoice config PM_WAKEUP_BY_GPIO bool "Allow Wakeup from Standby by GPIO" + depends on PM && !BF54x config PM_WAKEUP_GPIO_NUMBER int "GPIO number" @@ -1168,6 +1169,12 @@ config PM_BFIN_WAKE_GP default n help Enable General-Purpose Wake-Up (Voltage Regulator Power-Up) + (all processors, except ADSP-BF549). This option sets + the general-purpose wake-up enable (GPWE) control bit to enable + wake-up upon detection of an active low signal on the /GPW (PH7) pin. + On ADSP-BF549 this option enables the the same functionality on the + /MRXON pin also PH7. + endmenu menu "CPU Frequency scaling" diff --git a/arch/blackfin/Kconfig.debug b/arch/blackfin/Kconfig.debug index 5f981d9ca625..79e7e63ab709 100644 --- a/arch/blackfin/Kconfig.debug +++ b/arch/blackfin/Kconfig.debug @@ -21,12 +21,6 @@ config DEBUG_STACK_USAGE config HAVE_ARCH_KGDB def_bool y -config KGDB_TESTCASE - tristate "KGDB: for test case in expect" - default n - help - This is a kgdb test case for automated testing. - config DEBUG_VERBOSE bool "Verbose fault messages" default y diff --git a/arch/blackfin/configs/BF518F-EZBRD_defconfig b/arch/blackfin/configs/BF518F-EZBRD_defconfig index 4fdb9e04759f..281f4b60e603 100644 --- a/arch/blackfin/configs/BF518F-EZBRD_defconfig +++ b/arch/blackfin/configs/BF518F-EZBRD_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.28-rc2 -# Fri Jan 9 17:58:41 2009 +# Linux kernel version: 2.6.28 +# Fri Feb 20 10:01:44 2009 # # CONFIG_MMU is not set # CONFIG_FPU is not set @@ -133,10 +133,15 @@ CONFIG_BF518=y # CONFIG_BF538 is not set # CONFIG_BF539 is not set # CONFIG_BF542 is not set +# CONFIG_BF542M is not set # CONFIG_BF544 is not set +# CONFIG_BF544M is not set # CONFIG_BF547 is not set +# CONFIG_BF547M is not set # CONFIG_BF548 is not set +# CONFIG_BF548M is not set # CONFIG_BF549 is not set +# CONFIG_BF549M is not set # CONFIG_BF561 is not set CONFIG_BF_REV_MIN=0 CONFIG_BF_REV_MAX=2 @@ -426,7 +431,17 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set -# CONFIG_NET_DSA is not set +CONFIG_NET_DSA=y +# CONFIG_NET_DSA_TAG_DSA is not set +# CONFIG_NET_DSA_TAG_EDSA is not set +# CONFIG_NET_DSA_TAG_TRAILER is not set +CONFIG_NET_DSA_TAG_STPID=y +# CONFIG_NET_DSA_MV88E6XXX is not set +# CONFIG_NET_DSA_MV88E6060 is not set +# CONFIG_NET_DSA_MV88E6XXX_NEED_PPU is not set +# CONFIG_NET_DSA_MV88E6131 is not set +# CONFIG_NET_DSA_MV88E6123_61_65 is not set +CONFIG_NET_DSA_KSZ8893M=y # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -529,6 +544,8 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y # # Self-contained MTD device drivers # +# CONFIG_MTD_DATAFLASH is not set +# CONFIG_MTD_M25P80 is not set # CONFIG_MTD_SLRAM is not set # CONFIG_MTD_PHRAM is not set # CONFIG_MTD_MTDRAM is not set @@ -561,7 +578,9 @@ CONFIG_BLK_DEV_RAM_SIZE=4096 # CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_EEPROM_93CX6 is not set +# CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_C2PORT is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -607,6 +626,7 @@ CONFIG_BFIN_RX_DESC_NUM=20 # CONFIG_SMC91X is not set # CONFIG_SMSC911X is not set # CONFIG_DM9000 is not set +# CONFIG_ENC28J60 is not set # CONFIG_IBM_NEW_EMAC_ZMII is not set # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set @@ -764,7 +784,23 @@ CONFIG_I2C_BLACKFIN_TWI_CLK_KHZ=100 # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set -# CONFIG_SPI is not set +CONFIG_SPI=y +# CONFIG_SPI_DEBUG is not set +CONFIG_SPI_MASTER=y + +# +# SPI Master Controller Drivers +# +CONFIG_SPI_BFIN=y +# CONFIG_SPI_BFIN_LOCK is not set +# CONFIG_SPI_BITBANG is not set + +# +# SPI Protocol Masters +# +# CONFIG_SPI_AT25 is not set +# CONFIG_SPI_SPIDEV is not set +# CONFIG_SPI_TLE62X0 is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set @@ -788,8 +824,10 @@ CONFIG_BFIN_WDT=y # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set # CONFIG_MFD_TMIO is not set +# CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set # CONFIG_MFD_WM8350_I2C is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -861,10 +899,18 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_M41T80 is not set # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set # # SPI RTC drivers # +# CONFIG_RTC_DRV_M41T94 is not set +# CONFIG_RTC_DRV_DS1305 is not set +# CONFIG_RTC_DRV_DS1390 is not set +# CONFIG_RTC_DRV_MAX6902 is not set +# CONFIG_RTC_DRV_R9701 is not set +# CONFIG_RTC_DRV_RS5C348 is not set +# CONFIG_RTC_DRV_DS3234 is not set # # Platform RTC drivers @@ -1062,12 +1108,20 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set CONFIG_SYSCTL_SYSCALL_CHECK=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set # CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set +# CONFIG_KGDB_TESTCASE is not set CONFIG_DEBUG_VERBOSE=y CONFIG_DEBUG_MMRS=y # CONFIG_DEBUG_HWERR is not set @@ -1100,6 +1154,7 @@ CONFIG_CRYPTO=y # # CONFIG_CRYPTO_FIPS is not set # CONFIG_CRYPTO_MANAGER is not set +# CONFIG_CRYPTO_MANAGER2 is not set # CONFIG_CRYPTO_GF128MUL is not set # CONFIG_CRYPTO_NULL is not set # CONFIG_CRYPTO_CRYPTD is not set diff --git a/arch/blackfin/configs/BF527-EZKIT_defconfig b/arch/blackfin/configs/BF527-EZKIT_defconfig index 833128b39724..a50050f17706 100644 --- a/arch/blackfin/configs/BF527-EZKIT_defconfig +++ b/arch/blackfin/configs/BF527-EZKIT_defconfig @@ -327,8 +327,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/BF533-EZKIT_defconfig b/arch/blackfin/configs/BF533-EZKIT_defconfig index 334c94b51c40..0a2a00d63887 100644 --- a/arch/blackfin/configs/BF533-EZKIT_defconfig +++ b/arch/blackfin/configs/BF533-EZKIT_defconfig @@ -290,8 +290,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/BF533-STAMP_defconfig b/arch/blackfin/configs/BF533-STAMP_defconfig index 9d733436e300..eb027587a355 100644 --- a/arch/blackfin/configs/BF533-STAMP_defconfig +++ b/arch/blackfin/configs/BF533-STAMP_defconfig @@ -290,8 +290,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/BF537-STAMP_defconfig b/arch/blackfin/configs/BF537-STAMP_defconfig index 4fb4108d3103..9e62b9f40eb1 100644 --- a/arch/blackfin/configs/BF537-STAMP_defconfig +++ b/arch/blackfin/configs/BF537-STAMP_defconfig @@ -298,8 +298,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # @@ -568,15 +568,7 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=2 # CONFIG_MTD_DOC2000 is not set # CONFIG_MTD_DOC2001 is not set # CONFIG_MTD_DOC2001PLUS is not set -CONFIG_MTD_NAND=m -# CONFIG_MTD_NAND_VERIFY_WRITE is not set -# CONFIG_MTD_NAND_ECC_SMC is not set -# CONFIG_MTD_NAND_MUSEUM_IDS is not set -# CONFIG_MTD_NAND_BFIN is not set -CONFIG_MTD_NAND_IDS=m -# CONFIG_MTD_NAND_DISKONCHIP is not set -# CONFIG_MTD_NAND_NANDSIM is not set -CONFIG_MTD_NAND_PLATFORM=m +# CONFIG_MTD_NAND is not set # CONFIG_MTD_ONENAND is not set # diff --git a/arch/blackfin/configs/BF538-EZKIT_defconfig b/arch/blackfin/configs/BF538-EZKIT_defconfig index cb32f5624a1b..dd6ad6be1c87 100644 --- a/arch/blackfin/configs/BF538-EZKIT_defconfig +++ b/arch/blackfin/configs/BF538-EZKIT_defconfig @@ -306,8 +306,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/BF548-EZKIT_defconfig b/arch/blackfin/configs/BF548-EZKIT_defconfig index 0f8697618aa5..6bc2fb1b2a70 100644 --- a/arch/blackfin/configs/BF548-EZKIT_defconfig +++ b/arch/blackfin/configs/BF548-EZKIT_defconfig @@ -361,8 +361,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_BFIN_L2_CACHEABLE is not set # CONFIG_MPU is not set @@ -680,7 +680,7 @@ CONFIG_SCSI=y CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y +# CONFIG_SCSI_PROC_FS is not set # # SCSI support type (disk, tape, CD-ROM) diff --git a/arch/blackfin/configs/BF561-EZKIT_defconfig b/arch/blackfin/configs/BF561-EZKIT_defconfig index 042c7adfccfa..69714fb3e608 100644 --- a/arch/blackfin/configs/BF561-EZKIT_defconfig +++ b/arch/blackfin/configs/BF561-EZKIT_defconfig @@ -329,8 +329,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_BFIN_L2_CACHEABLE is not set # CONFIG_MPU is not set diff --git a/arch/blackfin/configs/BlackStamp_defconfig b/arch/blackfin/configs/BlackStamp_defconfig index 3a20e281d23c..017c6ea071b5 100644 --- a/arch/blackfin/configs/BlackStamp_defconfig +++ b/arch/blackfin/configs/BlackStamp_defconfig @@ -288,8 +288,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/CM-BF527_defconfig b/arch/blackfin/configs/CM-BF527_defconfig index 865ed85a5760..d880ef786770 100644 --- a/arch/blackfin/configs/CM-BF527_defconfig +++ b/arch/blackfin/configs/CM-BF527_defconfig @@ -332,8 +332,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set # CONFIG_MPU is not set # diff --git a/arch/blackfin/configs/CM-BF548_defconfig b/arch/blackfin/configs/CM-BF548_defconfig index efe9741b1f14..f410430b4e3d 100644 --- a/arch/blackfin/configs/CM-BF548_defconfig +++ b/arch/blackfin/configs/CM-BF548_defconfig @@ -336,8 +336,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set CONFIG_L1_MAX_PIECE=16 # CONFIG_MPU is not set @@ -595,7 +595,7 @@ CONFIG_SCSI=y CONFIG_SCSI_DMA=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y +# CONFIG_SCSI_PROC_FS is not set # # SCSI support type (disk, tape, CD-ROM) diff --git a/arch/blackfin/configs/IP0X_defconfig b/arch/blackfin/configs/IP0X_defconfig index eae83b5de92f..7db93874c987 100644 --- a/arch/blackfin/configs/IP0X_defconfig +++ b/arch/blackfin/configs/IP0X_defconfig @@ -612,7 +612,7 @@ CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 CONFIG_SCSI=y # CONFIG_SCSI_TGT is not set # CONFIG_SCSI_NETLINK is not set -CONFIG_SCSI_PROC_FS=y +# CONFIG_SCSI_PROC_FS is not set # # SCSI support type (disk, tape, CD-ROM) diff --git a/arch/blackfin/configs/SRV1_defconfig b/arch/blackfin/configs/SRV1_defconfig index fa580affc9d6..a46529c6ade3 100644 --- a/arch/blackfin/configs/SRV1_defconfig +++ b/arch/blackfin/configs/SRV1_defconfig @@ -282,8 +282,8 @@ CONFIG_BFIN_ICACHE=y CONFIG_BFIN_DCACHE=y # CONFIG_BFIN_DCACHE_BANKA is not set # CONFIG_BFIN_ICACHE_LOCK is not set -# CONFIG_BFIN_WB is not set -CONFIG_BFIN_WT=y +CONFIG_BFIN_WB=y +# CONFIG_BFIN_WT is not set CONFIG_L1_MAX_PIECE=16 # diff --git a/arch/blackfin/include/asm/Kbuild b/arch/blackfin/include/asm/Kbuild index 606ecfdcc962..09c31418cc08 100644 --- a/arch/blackfin/include/asm/Kbuild +++ b/arch/blackfin/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm +unifdef-y += bfin_sport.h unifdef-y += fixed_code.h diff --git a/arch/blackfin/include/asm/bfin_sport.h b/arch/blackfin/include/asm/bfin_sport.h index fe88a2c19213..65a651db5b07 100644 --- a/arch/blackfin/include/asm/bfin_sport.h +++ b/arch/blackfin/include/asm/bfin_sport.h @@ -1,30 +1,9 @@ /* - * File: include/asm-blackfin/bfin_sport.h - * Based on: - * Author: Roy Huang (roy.huang@analog.com) + * bfin_sport.h - userspace header for bfin sport driver * - * Created: Thu Aug. 24 2006 - * Description: + * Copyright 2004-2008 Analog Devices Inc. * - * Modified: - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * Licensed under the GPL-2 or later. */ #ifndef __BFIN_SPORT_H__ @@ -42,11 +21,10 @@ #define NORM_FORMAT 0x0 #define ALAW_FORMAT 0x2 #define ULAW_FORMAT 0x3 -struct sport_register; /* Function driver which use sport must initialize the structure */ struct sport_config { - /*TDM (multichannels), I2S or other mode */ + /* TDM (multichannels), I2S or other mode */ unsigned int mode:3; /* if TDM mode is selected, channels must be set */ @@ -72,12 +50,18 @@ struct sport_config { int serial_clk; int fsync_clk; - unsigned int data_format:2; /*Normal, u-law or a-law */ + unsigned int data_format:2; /* Normal, u-law or a-law */ int word_len; /* How length of the word in bits, 3-32 bits */ int dma_enabled; }; +/* Userspace interface */ +#define SPORT_IOC_MAGIC 'P' +#define SPORT_IOC_CONFIG _IOWR('P', 0x01, struct sport_config) + +#ifdef __KERNEL__ + struct sport_register { unsigned short tcr1; unsigned short reserved0; @@ -117,9 +101,6 @@ struct sport_register { unsigned long mrcs3; }; -#define SPORT_IOC_MAGIC 'P' -#define SPORT_IOC_CONFIG _IOWR('P', 0x01, struct sport_config) - struct sport_dev { struct cdev cdev; /* Char device structure */ @@ -149,6 +130,8 @@ struct sport_dev { struct sport_config config; }; +#endif + #define SPORT_TCR1 0 #define SPORT_TCR2 1 #define SPORT_TCLKDIV 2 @@ -169,4 +152,4 @@ struct sport_dev { #define SPORT_MRCS2 22 #define SPORT_MRCS3 23 -#endif /*__BFIN_SPORT_H__*/ +#endif diff --git a/arch/blackfin/include/asm/ipipe.h b/arch/blackfin/include/asm/ipipe.h index 76f53d8b9a0d..343b56361ec9 100644 --- a/arch/blackfin/include/asm/ipipe.h +++ b/arch/blackfin/include/asm/ipipe.h @@ -35,9 +35,9 @@ #include <asm/atomic.h> #include <asm/traps.h> -#define IPIPE_ARCH_STRING "1.8-00" +#define IPIPE_ARCH_STRING "1.9-00" #define IPIPE_MAJOR_NUMBER 1 -#define IPIPE_MINOR_NUMBER 8 +#define IPIPE_MINOR_NUMBER 9 #define IPIPE_PATCH_NUMBER 0 #ifdef CONFIG_SMP @@ -83,9 +83,9 @@ struct ipipe_sysinfo { "%2 = CYCLES2\n" \ "CC = %2 == %0\n" \ "if ! CC jump 1b\n" \ - : "=r" (((unsigned long *)&t)[1]), \ - "=r" (((unsigned long *)&t)[0]), \ - "=r" (__cy2) \ + : "=d,a" (((unsigned long *)&t)[1]), \ + "=d,a" (((unsigned long *)&t)[0]), \ + "=d,a" (__cy2) \ : /*no input*/ : "CC"); \ t; \ }) @@ -118,35 +118,40 @@ void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, #define __ipipe_disable_irq(irq) (irq_desc[irq].chip->mask(irq)) -#define __ipipe_lock_root() \ - set_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags) +static inline int __ipipe_check_tickdev(const char *devname) +{ + return 1; +} -#define __ipipe_unlock_root() \ - clear_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags) +static inline void __ipipe_lock_root(void) +{ + set_bit(IPIPE_SYNCDEFER_FLAG, &ipipe_root_cpudom_var(status)); +} + +static inline void __ipipe_unlock_root(void) +{ + clear_bit(IPIPE_SYNCDEFER_FLAG, &ipipe_root_cpudom_var(status)); +} void __ipipe_enable_pipeline(void); #define __ipipe_hook_critical_ipi(ipd) do { } while (0) -#define __ipipe_sync_pipeline(syncmask) \ - do { \ - struct ipipe_domain *ipd = ipipe_current_domain; \ - if (likely(ipd != ipipe_root_domain || !test_bit(IPIPE_ROOTLOCK_FLAG, &ipd->flags))) \ - __ipipe_sync_stage(syncmask); \ - } while (0) +#define __ipipe_sync_pipeline ___ipipe_sync_pipeline +void ___ipipe_sync_pipeline(unsigned long syncmask); void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs); int __ipipe_get_irq_priority(unsigned irq); -int __ipipe_get_irqthread_priority(unsigned irq); - void __ipipe_stall_root_raw(void); void __ipipe_unstall_root_raw(void); void __ipipe_serial_debug(const char *fmt, ...); +asmlinkage void __ipipe_call_irqtail(unsigned long addr); + DECLARE_PER_CPU(struct pt_regs, __ipipe_tick_regs); extern unsigned long __ipipe_core_clock; @@ -162,42 +167,25 @@ static inline unsigned long __ipipe_ffnz(unsigned long ul) #define __ipipe_run_irqtail() /* Must be a macro */ \ do { \ - asmlinkage void __ipipe_call_irqtail(void); \ unsigned long __pending; \ - CSYNC(); \ + CSYNC(); \ __pending = bfin_read_IPEND(); \ if (__pending & 0x8000) { \ __pending &= ~0x8010; \ if (__pending && (__pending & (__pending - 1)) == 0) \ - __ipipe_call_irqtail(); \ + __ipipe_call_irqtail(__ipipe_irq_tail_hook); \ } \ } while (0) #define __ipipe_run_isr(ipd, irq) \ do { \ if (ipd == ipipe_root_domain) { \ - /* \ - * Note: the I-pipe implements a threaded interrupt model on \ - * this arch for Linux external IRQs. The interrupt handler we \ - * call here only wakes up the associated IRQ thread. \ - */ \ - if (ipipe_virtual_irq_p(irq)) { \ - /* No irqtail here; virtual interrupts have no effect \ - on IPEND so there is no need for processing \ - deferral. */ \ - local_irq_enable_nohead(ipd); \ + local_irq_enable_hw(); \ + if (ipipe_virtual_irq_p(irq)) \ ipd->irqs[irq].handler(irq, ipd->irqs[irq].cookie); \ - local_irq_disable_nohead(ipd); \ - } else \ - /* \ - * No need to run the irqtail here either; \ - * we can't be preempted by hw IRQs, so \ - * non-Linux IRQs cannot stack over the short \ - * thread wakeup code. Which in turn means \ - * that no irqtail condition could be pending \ - * for domains above Linux in the pipeline. \ - */ \ + else \ ipd->irqs[irq].handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); \ + local_irq_disable_hw(); \ } else { \ __clear_bit(IPIPE_SYNC_FLAG, &ipipe_cpudom_var(ipd, status)); \ local_irq_enable_nohead(ipd); \ @@ -217,42 +205,24 @@ void ipipe_init_irq_threads(void); int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); -#define IS_SYSIRQ(irq) ((irq) > IRQ_CORETMR && (irq) <= SYS_IRQS) -#define IS_GPIOIRQ(irq) ((irq) >= GPIO_IRQ_BASE && (irq) < NR_IRQS) - +#ifdef CONFIG_GENERIC_CLOCKEVENTS +#define IRQ_SYSTMR IRQ_CORETMR +#define IRQ_PRIOTMR IRQ_CORETMR +#else #define IRQ_SYSTMR IRQ_TIMER0 #define IRQ_PRIOTMR CONFIG_IRQ_TIMER0 +#endif -#if defined(CONFIG_BF531) || defined(CONFIG_BF532) || defined(CONFIG_BF533) -#define PRIO_GPIODEMUX(irq) CONFIG_PFA -#elif defined(CONFIG_BF534) || defined(CONFIG_BF536) || defined(CONFIG_BF537) -#define PRIO_GPIODEMUX(irq) CONFIG_IRQ_PROG_INTA -#elif defined(CONFIG_BF52x) -#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PORTF_INTA ? CONFIG_IRQ_PORTF_INTA : \ - (irq) == IRQ_PORTG_INTA ? CONFIG_IRQ_PORTG_INTA : \ - (irq) == IRQ_PORTH_INTA ? CONFIG_IRQ_PORTH_INTA : \ - -1) -#elif defined(CONFIG_BF561) -#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PROG0_INTA ? CONFIG_IRQ_PROG0_INTA : \ - (irq) == IRQ_PROG1_INTA ? CONFIG_IRQ_PROG1_INTA : \ - (irq) == IRQ_PROG2_INTA ? CONFIG_IRQ_PROG2_INTA : \ - -1) +#ifdef CONFIG_BF561 #define bfin_write_TIMER_DISABLE(val) bfin_write_TMRS8_DISABLE(val) #define bfin_write_TIMER_ENABLE(val) bfin_write_TMRS8_ENABLE(val) #define bfin_write_TIMER_STATUS(val) bfin_write_TMRS8_STATUS(val) #define bfin_read_TIMER_STATUS() bfin_read_TMRS8_STATUS() #elif defined(CONFIG_BF54x) -#define PRIO_GPIODEMUX(irq) ((irq) == IRQ_PINT0 ? CONFIG_IRQ_PINT0 : \ - (irq) == IRQ_PINT1 ? CONFIG_IRQ_PINT1 : \ - (irq) == IRQ_PINT2 ? CONFIG_IRQ_PINT2 : \ - (irq) == IRQ_PINT3 ? CONFIG_IRQ_PINT3 : \ - -1) #define bfin_write_TIMER_DISABLE(val) bfin_write_TIMER_DISABLE0(val) #define bfin_write_TIMER_ENABLE(val) bfin_write_TIMER_ENABLE0(val) #define bfin_write_TIMER_STATUS(val) bfin_write_TIMER_STATUS0(val) #define bfin_read_TIMER_STATUS(val) bfin_read_TIMER_STATUS0(val) -#else -# error "no PRIO_GPIODEMUX() for this part" #endif #define __ipipe_root_tick_p(regs) ((regs->ipend & 0x10) != 0) @@ -275,4 +245,6 @@ int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc); #endif /* !CONFIG_IPIPE */ +#define ipipe_update_tick_evtdev(evtdev) do { } while (0) + #endif /* !__ASM_BLACKFIN_IPIPE_H */ diff --git a/arch/blackfin/include/asm/ipipe_base.h b/arch/blackfin/include/asm/ipipe_base.h index cb1025aeabcf..3e8acbd1a3be 100644 --- a/arch/blackfin/include/asm/ipipe_base.h +++ b/arch/blackfin/include/asm/ipipe_base.h @@ -1,5 +1,5 @@ /* -*- linux-c -*- - * include/asm-blackfin/_baseipipe.h + * include/asm-blackfin/ipipe_base.h * * Copyright (C) 2007 Philippe Gerum. * @@ -27,8 +27,9 @@ #define IPIPE_NR_XIRQS NR_IRQS #define IPIPE_IRQ_ISHIFT 5 /* 2^5 for 32bits arch. */ -/* Blackfin-specific, global domain flags */ -#define IPIPE_ROOTLOCK_FLAG 1 /* Lock pipeline for root */ +/* Blackfin-specific, per-cpu pipeline status */ +#define IPIPE_SYNCDEFER_FLAG 15 +#define IPIPE_SYNCDEFER_MASK (1L << IPIPE_SYNCDEFER_MASK) /* Blackfin traps -- i.e. exception vector numbers */ #define IPIPE_NR_FAULTS 52 /* We leave a gap after VEC_ILL_RES. */ @@ -48,11 +49,6 @@ #ifndef __ASSEMBLY__ -#include <linux/bitops.h> - -extern int test_bit(int nr, const void *addr); - - extern unsigned long __ipipe_root_status; /* Alias to ipipe_root_cpudom_var(status) */ static inline void __ipipe_stall_root(void) diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h index 3d977909ce7d..7645e85a5f6f 100644 --- a/arch/blackfin/include/asm/irq.h +++ b/arch/blackfin/include/asm/irq.h @@ -61,20 +61,38 @@ void __ipipe_restore_root(unsigned long flags); #define raw_irqs_disabled_flags(flags) (!irqs_enabled_from_flags_hw(flags)) #define local_test_iflag_hw(x) irqs_enabled_from_flags_hw(x) -#define local_save_flags(x) \ - do { \ - (x) = __ipipe_test_root() ? \ +#define local_save_flags(x) \ + do { \ + (x) = __ipipe_test_root() ? \ __all_masked_irq_flags : bfin_irq_flags; \ + barrier(); \ } while (0) -#define local_irq_save(x) \ - do { \ - (x) = __ipipe_test_and_stall_root(); \ +#define local_irq_save(x) \ + do { \ + (x) = __ipipe_test_and_stall_root() ? \ + __all_masked_irq_flags : bfin_irq_flags; \ + barrier(); \ + } while (0) + +static inline void local_irq_restore(unsigned long x) +{ + barrier(); + __ipipe_restore_root(x == __all_masked_irq_flags); +} + +#define local_irq_disable() \ + do { \ + __ipipe_stall_root(); \ + barrier(); \ } while (0) -#define local_irq_restore(x) __ipipe_restore_root(x) -#define local_irq_disable() __ipipe_stall_root() -#define local_irq_enable() __ipipe_unstall_root() +static inline void local_irq_enable(void) +{ + barrier(); + __ipipe_unstall_root(); +} + #define irqs_disabled() __ipipe_test_root() #define local_save_flags_hw(x) \ diff --git a/arch/blackfin/include/asm/percpu.h b/arch/blackfin/include/asm/percpu.h index 797c0c165069..c94c7bc88c71 100644 --- a/arch/blackfin/include/asm/percpu.h +++ b/arch/blackfin/include/asm/percpu.h @@ -3,14 +3,4 @@ #include <asm-generic/percpu.h> -#ifdef CONFIG_MODULES -#define PERCPU_MODULE_RESERVE 8192 -#else -#define PERCPU_MODULE_RESERVE 0 -#endif - -#define PERCPU_ENOUGH_ROOM \ - (ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES) + \ - PERCPU_MODULE_RESERVE) - #endif /* __ARCH_BLACKFIN_PERCPU__ */ diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h index e721ce55956c..2920087516f2 100644 --- a/arch/blackfin/include/asm/thread_info.h +++ b/arch/blackfin/include/asm/thread_info.h @@ -122,6 +122,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_MEMDIE 4 #define TIF_RESTORE_SIGMASK 5 /* restore signal mask in do_signal() */ #define TIF_FREEZE 6 /* is freezing for suspend */ +#define TIF_IRQ_SYNC 7 /* sync pipeline stage */ /* as above, but as bit values */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -130,6 +131,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) #define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_FREEZE (1<<TIF_FREEZE) +#define _TIF_IRQ_SYNC (1<<TIF_IRQ_SYNC) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ diff --git a/arch/blackfin/kernel/Makefile b/arch/blackfin/kernel/Makefile index 4a92a86824b7..fd4d4328a0f2 100644 --- a/arch/blackfin/kernel/Makefile +++ b/arch/blackfin/kernel/Makefile @@ -15,13 +15,15 @@ else obj-y += time.o endif -CFLAGS_kgdb_test.o := -mlong-calls -O0 - obj-$(CONFIG_IPIPE) += ipipe.o obj-$(CONFIG_IPIPE_TRACE_MCOUNT) += mcount.o obj-$(CONFIG_BFIN_GPTIMERS) += gptimers.o obj-$(CONFIG_CPLB_INFO) += cplbinfo.o obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_KGDB) += kgdb.o -obj-$(CONFIG_KGDB_TESTCASE) += kgdb_test.o +obj-$(CONFIG_KGDB_TESTS) += kgdb_test.o obj-$(CONFIG_EARLY_PRINTK) += early_printk.o + +# the kgdb test puts code into L2 and without linker +# relaxation, we need to force long calls to/from it +CFLAGS_kgdb_test.o := -mlong-calls -O0 diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c index 0e28f7595733..d6c067782e63 100644 --- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c +++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c @@ -53,9 +53,13 @@ void __init generate_cplb_tables_cpu(unsigned int cpu) i_d = i_i = 0; +#ifdef CONFIG_DEBUG_HUNT_FOR_ZERO /* Set up the zero page. */ d_tbl[i_d].addr = 0; d_tbl[i_d++].data = SDRAM_OOPS | PAGE_SIZE_1KB; + i_tbl[i_i].addr = 0; + i_tbl[i_i++].data = SDRAM_OOPS | PAGE_SIZE_1KB; +#endif /* Cover kernel memory with 4M pages. */ addr = 0; diff --git a/arch/blackfin/kernel/ipipe.c b/arch/blackfin/kernel/ipipe.c index 339be5a3ae6a..a5de8d45424c 100644 --- a/arch/blackfin/kernel/ipipe.c +++ b/arch/blackfin/kernel/ipipe.c @@ -35,14 +35,8 @@ #include <asm/atomic.h> #include <asm/io.h> -static int create_irq_threads; - DEFINE_PER_CPU(struct pt_regs, __ipipe_tick_regs); -static DEFINE_PER_CPU(unsigned long, pending_irqthread_mask); - -static DEFINE_PER_CPU(int [IVG13 + 1], pending_irq_count); - asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs); static void __ipipe_no_irqtail(void); @@ -93,6 +87,7 @@ void __ipipe_enable_pipeline(void) */ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) { + struct ipipe_percpu_domain_data *p = ipipe_root_cpudom_ptr(); struct ipipe_domain *this_domain, *next_domain; struct list_head *head, *pos; int m_ack, s = -1; @@ -104,7 +99,6 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) * interrupt. */ m_ack = (regs == NULL || irq == IRQ_SYSTMR || irq == IRQ_CORETMR); - this_domain = ipipe_current_domain; if (unlikely(test_bit(IPIPE_STICKY_FLAG, &this_domain->irqs[irq].control))) @@ -114,49 +108,28 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) next_domain = list_entry(head, struct ipipe_domain, p_link); if (likely(test_bit(IPIPE_WIRED_FLAG, &next_domain->irqs[irq].control))) { if (!m_ack && next_domain->irqs[irq].acknowledge != NULL) - next_domain->irqs[irq].acknowledge(irq, irq_desc + irq); - if (test_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags)) - s = __test_and_set_bit(IPIPE_STALL_FLAG, - &ipipe_root_cpudom_var(status)); + next_domain->irqs[irq].acknowledge(irq, irq_to_desc(irq)); + if (test_bit(IPIPE_SYNCDEFER_FLAG, &p->status)) + s = __test_and_set_bit(IPIPE_STALL_FLAG, &p->status); __ipipe_dispatch_wired(next_domain, irq); - goto finalize; - return; + goto out; } } /* Ack the interrupt. */ pos = head; - while (pos != &__ipipe_pipeline) { next_domain = list_entry(pos, struct ipipe_domain, p_link); - /* - * For each domain handling the incoming IRQ, mark it - * as pending in its log. - */ if (test_bit(IPIPE_HANDLE_FLAG, &next_domain->irqs[irq].control)) { - /* - * Domains that handle this IRQ are polled for - * acknowledging it by decreasing priority - * order. The interrupt must be made pending - * _first_ in the domain's status flags before - * the PIC is unlocked. - */ __ipipe_set_irq_pending(next_domain, irq); - if (!m_ack && next_domain->irqs[irq].acknowledge != NULL) { - next_domain->irqs[irq].acknowledge(irq, irq_desc + irq); + next_domain->irqs[irq].acknowledge(irq, irq_to_desc(irq)); m_ack = 1; } } - - /* - * If the domain does not want the IRQ to be passed - * down the interrupt pipe, exit the loop now. - */ if (!test_bit(IPIPE_PASS_FLAG, &next_domain->irqs[irq].control)) break; - pos = next_domain->p_link.next; } @@ -166,18 +139,24 @@ void __ipipe_handle_irq(unsigned irq, struct pt_regs *regs) * immediately to the current domain if the interrupt has been * marked as 'sticky'. This search does not go beyond the * current domain in the pipeline. We also enforce the - * additional root stage lock (blackfin-specific). */ + * additional root stage lock (blackfin-specific). + */ + if (test_bit(IPIPE_SYNCDEFER_FLAG, &p->status)) + s = __test_and_set_bit(IPIPE_STALL_FLAG, &p->status); - if (test_bit(IPIPE_ROOTLOCK_FLAG, &ipipe_root_domain->flags)) - s = __test_and_set_bit(IPIPE_STALL_FLAG, - &ipipe_root_cpudom_var(status)); -finalize: + /* + * If the interrupt preempted the head domain, then do not + * even try to walk the pipeline, unless an interrupt is + * pending for it. + */ + if (test_bit(IPIPE_AHEAD_FLAG, &this_domain->flags) && + ipipe_head_cpudom_var(irqpend_himask) == 0) + goto out; __ipipe_walk_pipeline(head); - +out: if (!s) - __clear_bit(IPIPE_STALL_FLAG, - &ipipe_root_cpudom_var(status)); + __clear_bit(IPIPE_STALL_FLAG, &p->status); } int __ipipe_check_root(void) @@ -187,7 +166,7 @@ int __ipipe_check_root(void) void __ipipe_enable_irqdesc(struct ipipe_domain *ipd, unsigned irq) { - struct irq_desc *desc = irq_desc + irq; + struct irq_desc *desc = irq_to_desc(irq); int prio = desc->ic_prio; desc->depth = 0; @@ -199,7 +178,7 @@ EXPORT_SYMBOL(__ipipe_enable_irqdesc); void __ipipe_disable_irqdesc(struct ipipe_domain *ipd, unsigned irq) { - struct irq_desc *desc = irq_desc + irq; + struct irq_desc *desc = irq_to_desc(irq); int prio = desc->ic_prio; if (ipd != &ipipe_root && @@ -236,15 +215,18 @@ int __ipipe_syscall_root(struct pt_regs *regs) { unsigned long flags; - /* We need to run the IRQ tail hook whenever we don't + /* + * We need to run the IRQ tail hook whenever we don't * propagate a syscall to higher domains, because we know that * important operations might be pending there (e.g. Xenomai - * deferred rescheduling). */ + * deferred rescheduling). + */ - if (!__ipipe_syscall_watched_p(current, regs->orig_p0)) { + if (regs->orig_p0 < NR_syscalls) { void (*hook)(void) = (void (*)(void))__ipipe_irq_tail_hook; hook(); - return 0; + if ((current->flags & PF_EVNOTIFY) == 0) + return 0; } /* @@ -312,112 +294,46 @@ int ipipe_trigger_irq(unsigned irq) { unsigned long flags; +#ifdef CONFIG_IPIPE_DEBUG if (irq >= IPIPE_NR_IRQS || (ipipe_virtual_irq_p(irq) && !test_bit(irq - IPIPE_VIRQ_BASE, &__ipipe_virtual_irq_map))) return -EINVAL; +#endif local_irq_save_hw(flags); - __ipipe_handle_irq(irq, NULL); - local_irq_restore_hw(flags); return 1; } -/* Move Linux IRQ to threads. */ - -static int do_irqd(void *__desc) +asmlinkage void __ipipe_sync_root(void) { - struct irq_desc *desc = __desc; - unsigned irq = desc - irq_desc; - int thrprio = desc->thr_prio; - int thrmask = 1 << thrprio; - int cpu = smp_processor_id(); - cpumask_t cpumask; - - sigfillset(¤t->blocked); - current->flags |= PF_NOFREEZE; - cpumask = cpumask_of_cpu(cpu); - set_cpus_allowed(current, cpumask); - ipipe_setscheduler_root(current, SCHED_FIFO, 50 + thrprio); - - while (!kthread_should_stop()) { - local_irq_disable(); - if (!(desc->status & IRQ_SCHEDULED)) { - set_current_state(TASK_INTERRUPTIBLE); -resched: - local_irq_enable(); - schedule(); - local_irq_disable(); - } - __set_current_state(TASK_RUNNING); - /* - * If higher priority interrupt servers are ready to - * run, reschedule immediately. We need this for the - * GPIO demux IRQ handler to unmask the interrupt line - * _last_, after all GPIO IRQs have run. - */ - if (per_cpu(pending_irqthread_mask, cpu) & ~(thrmask|(thrmask-1))) - goto resched; - if (--per_cpu(pending_irq_count[thrprio], cpu) == 0) - per_cpu(pending_irqthread_mask, cpu) &= ~thrmask; - desc->status &= ~IRQ_SCHEDULED; - desc->thr_handler(irq, &__raw_get_cpu_var(__ipipe_tick_regs)); - local_irq_enable(); - } - __set_current_state(TASK_RUNNING); - return 0; -} + unsigned long flags; -static void kick_irqd(unsigned irq, void *cookie) -{ - struct irq_desc *desc = irq_desc + irq; - int thrprio = desc->thr_prio; - int thrmask = 1 << thrprio; - int cpu = smp_processor_id(); - - if (!(desc->status & IRQ_SCHEDULED)) { - desc->status |= IRQ_SCHEDULED; - per_cpu(pending_irqthread_mask, cpu) |= thrmask; - ++per_cpu(pending_irq_count[thrprio], cpu); - wake_up_process(desc->thread); - } -} + BUG_ON(irqs_disabled()); -int ipipe_start_irq_thread(unsigned irq, struct irq_desc *desc) -{ - if (desc->thread || !create_irq_threads) - return 0; - - desc->thread = kthread_create(do_irqd, desc, "IRQ %d", irq); - if (desc->thread == NULL) { - printk(KERN_ERR "irqd: could not create IRQ thread %d!\n", irq); - return -ENOMEM; - } + local_irq_save_hw(flags); - wake_up_process(desc->thread); + clear_thread_flag(TIF_IRQ_SYNC); - desc->thr_handler = ipipe_root_domain->irqs[irq].handler; - ipipe_root_domain->irqs[irq].handler = &kick_irqd; + if (ipipe_root_cpudom_var(irqpend_himask) != 0) + __ipipe_sync_pipeline(IPIPE_IRQMASK_ANY); - return 0; + local_irq_restore_hw(flags); } -void __init ipipe_init_irq_threads(void) +void ___ipipe_sync_pipeline(unsigned long syncmask) { - unsigned irq; - struct irq_desc *desc; - - create_irq_threads = 1; + struct ipipe_domain *ipd = ipipe_current_domain; - for (irq = 0; irq < NR_IRQS; irq++) { - desc = irq_desc + irq; - if (desc->action != NULL || - (desc->status & IRQ_NOREQUEST) != 0) - ipipe_start_irq_thread(irq, desc); + if (ipd == ipipe_root_domain) { + if (test_bit(IPIPE_SYNCDEFER_FLAG, &ipipe_root_cpudom_var(status))) + return; } + + __ipipe_sync_stage(syncmask); } EXPORT_SYMBOL(show_stack); diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c index 23e9aa080710..1ab5b532ec72 100644 --- a/arch/blackfin/kernel/irqchip.c +++ b/arch/blackfin/kernel/irqchip.c @@ -149,11 +149,15 @@ asmlinkage void asm_do_IRQ(unsigned int irq, struct pt_regs *regs) #endif generic_handle_irq(irq); -#ifndef CONFIG_IPIPE /* Useless and bugous over the I-pipe: IRQs are threaded. */ - /* If we're the only interrupt running (ignoring IRQ15 which is for - syscalls), lower our priority to IRQ14 so that softirqs run at - that level. If there's another, lower-level interrupt, irq_exit - will defer softirqs to that. */ +#ifndef CONFIG_IPIPE + /* + * If we're the only interrupt running (ignoring IRQ15 which + * is for syscalls), lower our priority to IRQ14 so that + * softirqs run at that level. If there's another, + * lower-level interrupt, irq_exit will defer softirqs to + * that. If the interrupt pipeline is enabled, we are already + * running at IRQ14 priority, so we don't need this code. + */ CSYNC(); pending = bfin_read_IPEND() & ~0x8000; other_ints = pending & (pending - 1); diff --git a/arch/blackfin/kernel/kgdb_test.c b/arch/blackfin/kernel/kgdb_test.c index 3dba9c17304a..dbcf3e45cb0b 100644 --- a/arch/blackfin/kernel/kgdb_test.c +++ b/arch/blackfin/kernel/kgdb_test.c @@ -20,6 +20,7 @@ static char cmdline[256]; static unsigned long len; +#ifndef CONFIG_SMP static int num1 __attribute__((l1_data)); void kgdb_l1_test(void) __attribute__((l1_text)); @@ -32,6 +33,8 @@ void kgdb_l1_test(void) printk(KERN_ALERT "L1(after change) : data variable addr = 0x%p, data value is %d\n", &num1, num1); return ; } +#endif + #if L2_LENGTH static int num2 __attribute__((l2)); @@ -59,10 +62,12 @@ int kgdb_test(char *name, int len, int count, int z) static int test_proc_output(char *buf) { kgdb_test("hello world!", 12, 0x55, 0x10); +#ifndef CONFIG_SMP kgdb_l1_test(); - #if L2_LENGTH +#endif +#if L2_LENGTH kgdb_l2_test(); - #endif +#endif return 0; } diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c index 594e325b40e4..d76618db50df 100644 --- a/arch/blackfin/kernel/ptrace.c +++ b/arch/blackfin/kernel/ptrace.c @@ -45,6 +45,7 @@ #include <asm/asm-offsets.h> #include <asm/dma.h> #include <asm/fixed_code.h> +#include <asm/cacheflush.h> #include <asm/mem_map.h> #define TEXT_OFFSET 0 @@ -240,7 +241,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } else if (addr >= FIXED_CODE_START && addr + sizeof(tmp) <= FIXED_CODE_END) { - memcpy(&tmp, (const void *)(addr), sizeof(tmp)); + copy_from_user_page(0, 0, 0, &tmp, (const void *)(addr), sizeof(tmp)); copied = sizeof(tmp); } else @@ -320,7 +321,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) } else if (addr >= FIXED_CODE_START && addr + sizeof(data) <= FIXED_CODE_END) { - memcpy((void *)(addr), &data, sizeof(data)); + copy_to_user_page(0, 0, 0, (void *)(addr), &data, sizeof(data)); copied = sizeof(data); } else diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index e5c116230800..a58687bdee6a 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -889,6 +889,10 @@ void __init setup_arch(char **cmdline_p) CPU, bfin_revid()); } + /* We can't run on BF548-0.1 due to ANOMALY 05000448 */ + if (bfin_cpuid() == 0x27de && bfin_revid() == 1) + panic("You can't run on this processor due to 05000448\n"); + printk(KERN_INFO "Blackfin Linux support by http://blackfin.uclinux.org/\n"); printk(KERN_INFO "Processor Speed: %lu MHz core clock and %lu MHz System Clock\n", @@ -1141,12 +1145,12 @@ static int show_cpuinfo(struct seq_file *m, void *v) icache_size = 0; seq_printf(m, "cache size\t: %d KB(L1 icache) " - "%d KB(L1 dcache-%s) %d KB(L2 cache)\n", + "%d KB(L1 dcache%s) %d KB(L2 cache)\n", icache_size, dcache_size, #if defined CONFIG_BFIN_WB - "wb" + "-wb" #elif defined CONFIG_BFIN_WT - "wt" + "-wt" #endif "", 0); diff --git a/arch/blackfin/kernel/time.c b/arch/blackfin/kernel/time.c index 172b4c588467..1bbacfbd4c5d 100644 --- a/arch/blackfin/kernel/time.c +++ b/arch/blackfin/kernel/time.c @@ -134,7 +134,10 @@ irqreturn_t timer_interrupt(int irq, void *dummy) write_seqlock(&xtime_lock); #if defined(CONFIG_TICK_SOURCE_SYSTMR0) && !defined(CONFIG_IPIPE) -/* FIXME: Here TIMIL0 is not set when IPIPE enabled, why? */ + /* + * TIMIL0 is latched in __ipipe_grab_irq() when the I-Pipe is + * enabled. + */ if (get_gptimer_status(0) & TIMER_STATUS_TIMIL0) { #endif do_timer(1); diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c index 0e175342112e..41f2eacfef20 100644 --- a/arch/blackfin/mach-bf518/boards/ezbrd.c +++ b/arch/blackfin/mach-bf518/boards/ezbrd.c @@ -113,7 +113,6 @@ static struct platform_device bfin_mac_device = { .name = "bfin_mac", .dev.platform_data = &bfin_mii_bus, }; -#endif #if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) static struct dsa_platform_data ksz8893m_switch_data = { @@ -132,6 +131,7 @@ static struct platform_device ksz8893m_switch_device = { .dev.platform_data = &ksz8893m_switch_data, }; #endif +#endif #if defined(CONFIG_MTD_M25P80) \ || defined(CONFIG_MTD_M25P80_MODULE) @@ -171,6 +171,7 @@ static struct bfin5xx_spi_chip spi_adc_chip_info = { }; #endif +#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) #if defined(CONFIG_NET_DSA_KSZ8893M) \ || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) /* SPI SWITCH CHIP */ @@ -179,10 +180,11 @@ static struct bfin5xx_spi_chip spi_switch_info = { .bits_per_word = 8, }; #endif +#endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -259,6 +261,7 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif +#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) #if defined(CONFIG_NET_DSA_KSZ8893M) \ || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) { @@ -271,24 +274,15 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .mode = SPI_MODE_3, }, #endif +#endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc_dummy", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "spi_mmc", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif @@ -630,11 +624,10 @@ static struct platform_device *stamp_devices[] __initdata = { #if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) &bfin_mii_bus, &bfin_mac_device, -#endif - #if defined(CONFIG_NET_DSA_KSZ8893M) || defined(CONFIG_NET_DSA_KSZ8893M_MODULE) &ksz8893m_switch_device, #endif +#endif #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) &bfin_spi0_device, diff --git a/arch/blackfin/mach-bf518/include/mach/anomaly.h b/arch/blackfin/mach-bf518/include/mach/anomaly.h index e5b4bef0edae..c847bb101076 100644 --- a/arch/blackfin/mach-bf518/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf518/include/mach/anomaly.h @@ -2,12 +2,12 @@ * File: include/asm-blackfin/mach-bf518/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ /* This file shoule be up to date with: - * - ???? + * - Revision B, 02/03/2009; ADSP-BF512/BF514/BF516/BF518 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -19,6 +19,8 @@ #define ANOMALY_05000122 (1) /* False Hardware Error from an Access in the Shadow of a Conditional Branch */ #define ANOMALY_05000245 (1) +/* Incorrect Timer Pulse Width in Single-Shot PWM_OUT Mode with External Clock */ +#define ANOMALY_05000254 (1) /* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */ #define ANOMALY_05000265 (1) /* False Hardware Errors Caused by Fetches at the Boundary of Reserved Memory */ @@ -53,6 +55,12 @@ #define ANOMALY_05000443 (1) /* Incorrect L1 Instruction Bank B Memory Map Location */ #define ANOMALY_05000444 (1) +/* Incorrect Default Hysteresis Setting for RESET, NMI, and BMODE Signals */ +#define ANOMALY_05000452 (1) +/* PWM_TRIPB Signal Not Available on PG10 */ +#define ANOMALY_05000453 (1) +/* PPI_FS3 is Driven One Half Cycle Later Than PPI Data */ +#define ANOMALY_05000455 (1) /* Anomalies that don't exist on this proc */ #define ANOMALY_05000125 (0) @@ -65,15 +73,20 @@ #define ANOMALY_05000263 (0) #define ANOMALY_05000266 (0) #define ANOMALY_05000273 (0) +#define ANOMALY_05000278 (0) #define ANOMALY_05000285 (0) +#define ANOMALY_05000305 (0) #define ANOMALY_05000307 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000312 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (0) #define ANOMALY_05000363 (0) +#define ANOMALY_05000380 (0) #define ANOMALY_05000386 (0) #define ANOMALY_05000412 (0) #define ANOMALY_05000432 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h index b50a63b975a2..e21c1c3e4ec7 100644 --- a/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h @@ -144,7 +144,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART0_TX, CH_UART0_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif @@ -158,7 +158,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART1_TX, CH_UART1_RX, #endif -#ifdef CONFIG_BFIN_UART1_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART1_CTS_PIN, CONFIG_UART1_RTS_PIN, #endif diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c index 856c097b5317..48e69eecdba4 100644 --- a/arch/blackfin/mach-bf527/boards/cm_bf527.c +++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c @@ -487,9 +487,9 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -585,23 +585,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .controller_data = &ad9960_spi_chip_info, }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "spi_mmc", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .modalias = "mmc_spi", + .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c index 83606fcdde27..7fe480e4ebe8 100644 --- a/arch/blackfin/mach-bf527/boards/ezbrd.c +++ b/arch/blackfin/mach-bf527/boards/ezbrd.c @@ -256,9 +256,9 @@ static struct bfin5xx_spi_chip spi_adc_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -366,23 +366,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc_dummy", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "spi_mmc", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf527/include/mach/anomaly.h b/arch/blackfin/mach-bf527/include/mach/anomaly.h index 035e8d835058..df6808d8a6ef 100644 --- a/arch/blackfin/mach-bf527/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf527/include/mach/anomaly.h @@ -2,7 +2,7 @@ * File: include/asm-blackfin/mach-bf527/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ @@ -167,12 +167,16 @@ #define ANOMALY_05000263 (0) #define ANOMALY_05000266 (0) #define ANOMALY_05000273 (0) +#define ANOMALY_05000278 (0) #define ANOMALY_05000285 (0) +#define ANOMALY_05000305 (0) #define ANOMALY_05000307 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000312 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000363 (0) #define ANOMALY_05000412 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h index 75722d6008b0..e8c41fd842b5 100644 --- a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h @@ -144,7 +144,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART0_TX, CH_UART0_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif @@ -158,7 +158,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART1_TX, CH_UART1_RX, #endif -#ifdef CONFIG_BFIN_UART1_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART1_CTS_PIN, CONFIG_UART1_RTS_PIN, #endif diff --git a/arch/blackfin/mach-bf533/boards/Kconfig b/arch/blackfin/mach-bf533/boards/Kconfig index 308c98dc5aba..8d8b3e7321e6 100644 --- a/arch/blackfin/mach-bf533/boards/Kconfig +++ b/arch/blackfin/mach-bf533/boards/Kconfig @@ -38,9 +38,4 @@ config BFIN532_IP0X help Core support for IP04/IP04 open hardware IP-PBX. -config GENERIC_BF533_BOARD - bool "Generic" - help - Generic or Custom board support. - endchoice diff --git a/arch/blackfin/mach-bf533/boards/Makefile b/arch/blackfin/mach-bf533/boards/Makefile index 9afbe72b484f..ff1e832f80d2 100644 --- a/arch/blackfin/mach-bf533/boards/Makefile +++ b/arch/blackfin/mach-bf533/boards/Makefile @@ -2,7 +2,6 @@ # arch/blackfin/mach-bf533/boards/Makefile # -obj-$(CONFIG_GENERIC_BF533_BOARD) += generic_board.o obj-$(CONFIG_BFIN533_STAMP) += stamp.o obj-$(CONFIG_BFIN532_IP0X) += ip0x.o obj-$(CONFIG_BFIN533_EZKIT) += ezkit.o diff --git a/arch/blackfin/mach-bf533/boards/blackstamp.c b/arch/blackfin/mach-bf533/boards/blackstamp.c index 015c18f85e7f..0765872a8ada 100644 --- a/arch/blackfin/mach-bf533/boards/blackstamp.c +++ b/arch/blackfin/mach-bf533/boards/blackstamp.c @@ -101,9 +101,9 @@ static struct bfin5xx_spi_chip spi_flash_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -129,23 +129,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf533/boards/cm_bf533.c b/arch/blackfin/mach-bf533/boards/cm_bf533.c index e7061c7e8c42..e8974878d8c2 100644 --- a/arch/blackfin/mach-bf533/boards/cm_bf533.c +++ b/arch/blackfin/mach-bf533/boards/cm_bf533.c @@ -96,9 +96,9 @@ static struct bfin5xx_spi_chip ad1836_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -138,23 +138,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf533/boards/generic_board.c b/arch/blackfin/mach-bf533/boards/generic_board.c deleted file mode 100644 index 986eeec53b1f..000000000000 --- a/arch/blackfin/mach-bf533/boards/generic_board.c +++ /dev/null @@ -1,126 +0,0 @@ -/* - * File: arch/blackfin/mach-bf533/generic_board.c - * Based on: arch/blackfin/mach-bf533/ezkit.c - * Author: Aidan Williams <aidan@nicta.com.au> - * - * Created: 2005 - * Description: - * - * Modified: - * Copyright 2005 National ICT Australia (NICTA) - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/irq.h> - -/* - * Name the Board for the /proc/cpuinfo - */ -const char bfin_board_name[] = "UNKNOWN BOARD"; - -#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) -static struct platform_device rtc_device = { - .name = "rtc-bfin", - .id = -1, -}; -#endif - -/* - * Driver needs to know address, irq and flag pin. - */ -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) -static struct resource smc91x_resources[] = { - { - .start = 0x20300300, - .end = 0x20300300 + 16, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_PROG_INTB, - .end = IRQ_PROG_INTB, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, { - .start = IRQ_PF7, - .end = IRQ_PF7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 -static struct resource bfin_sir0_resources[] = { - { - .start = 0xFFC00400, - .end = 0xFFC004FF, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_UART0_RX, - .end = IRQ_UART0_RX+1, - .flags = IORESOURCE_IRQ, - }, - { - .start = CH_UART0_RX, - .end = CH_UART0_RX+1, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device bfin_sir0_device = { - .name = "bfin_sir", - .id = 0, - .num_resources = ARRAY_SIZE(bfin_sir0_resources), - .resource = bfin_sir0_resources, -}; -#endif -#endif - -static struct platform_device *generic_board_devices[] __initdata = { -#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) - &rtc_device, -#endif - -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) - &smc91x_device, -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 - &bfin_sir0_device, -#endif -#endif -}; - -static int __init generic_board_init(void) -{ - printk(KERN_INFO "%s(): registering device resources\n", __func__); - return platform_add_devices(generic_board_devices, ARRAY_SIZE(generic_board_devices)); -} - -arch_initcall(generic_board_init); diff --git a/arch/blackfin/mach-bf533/boards/ip0x.c b/arch/blackfin/mach-bf533/boards/ip0x.c index e30b1b7d1442..f19b63378b12 100644 --- a/arch/blackfin/mach-bf533/boards/ip0x.c +++ b/arch/blackfin/mach-bf533/boards/ip0x.c @@ -127,8 +127,8 @@ static struct platform_device dm9000_device2 = { #if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) /* all SPI peripherals info goes here */ -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { /* * CPOL (Clock Polarity) * 0 - Active high SCK @@ -152,14 +152,13 @@ static struct bfin5xx_spi_chip spi_mmc_chip_info = { /* Notice: for blackfin, the speed_hz is the value of register * SPI_BAUD, not the real baudrate */ static struct spi_board_info bfin_spi_board_info[] __initdata = { -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 2, .bus_num = 1, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, }, #endif }; diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h index 0d3a03429fb9..1cf893e2e55b 100644 --- a/arch/blackfin/mach-bf533/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h @@ -2,7 +2,7 @@ * File: include/asm-blackfin/mach-bf533/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ @@ -160,7 +160,7 @@ #define ANOMALY_05000301 (__SILICON_REVISION__ < 6) /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ #define ANOMALY_05000302 (__SILICON_REVISION__ < 5) -/* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ +/* SPORT_HYS Bit in PLL_CTL Register Is Not Functional */ #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) /* New Feature: Additional PPI Frame Sync Sampling Options (Not Available On Older Silicon) */ #define ANOMALY_05000306 (__SILICON_REVISION__ < 5) @@ -278,9 +278,12 @@ #define ANOMALY_05000266 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) +#define ANOMALY_05000380 (0) #define ANOMALY_05000386 (1) #define ANOMALY_05000412 (0) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h index f3d9e495230c..5f517f53b0fd 100644 --- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h @@ -134,7 +134,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART_TX, CH_UART_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif diff --git a/arch/blackfin/mach-bf537/boards/Kconfig b/arch/blackfin/mach-bf537/boards/Kconfig index 42a57b0acb29..77c59da87e85 100644 --- a/arch/blackfin/mach-bf537/boards/Kconfig +++ b/arch/blackfin/mach-bf537/boards/Kconfig @@ -33,9 +33,4 @@ config CAMSIG_MINOTAUR help Board supply package for CSP Minotaur -config GENERIC_BF537_BOARD - bool "Generic" - help - Generic or Custom board support. - endchoice diff --git a/arch/blackfin/mach-bf537/boards/Makefile b/arch/blackfin/mach-bf537/boards/Makefile index 7168cc14afd8..68b98a7af6a6 100644 --- a/arch/blackfin/mach-bf537/boards/Makefile +++ b/arch/blackfin/mach-bf537/boards/Makefile @@ -2,7 +2,6 @@ # arch/blackfin/mach-bf537/boards/Makefile # -obj-$(CONFIG_GENERIC_BF537_BOARD) += generic_board.o obj-$(CONFIG_BFIN537_STAMP) += stamp.o obj-$(CONFIG_BFIN537_BLUETECHNIX_CM) += cm_bf537.o obj-$(CONFIG_BFIN537_BLUETECHNIX_TCM) += tcm_bf537.o diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537.c b/arch/blackfin/mach-bf537/boards/cm_bf537.c index 9cd8fb2a30d3..41c75b9bfac0 100644 --- a/arch/blackfin/mach-bf537/boards/cm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/cm_bf537.c @@ -108,9 +108,9 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -160,23 +160,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 7, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ + .modalias = "mmc_spi", + .max_speed_hz = 20000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 1, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf537/boards/generic_board.c b/arch/blackfin/mach-bf537/boards/generic_board.c deleted file mode 100644 index da710fdc4569..000000000000 --- a/arch/blackfin/mach-bf537/boards/generic_board.c +++ /dev/null @@ -1,745 +0,0 @@ -/* - * File: arch/blackfin/mach-bf537/boards/generic_board.c - * Based on: arch/blackfin/mach-bf533/boards/ezkit.c - * Author: Aidan Williams <aidan@nicta.com.au> - * - * Created: - * Description: - * - * Modified: - * Copyright 2005 National ICT Australia (NICTA) - * Copyright 2004-2008 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/device.h> -#include <linux/etherdevice.h> -#include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/spi/spi.h> -#include <linux/spi/flash.h> -#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -#include <linux/usb/isp1362.h> -#endif -#include <linux/irq.h> -#include <linux/interrupt.h> -#include <linux/usb/sl811.h> -#include <asm/dma.h> -#include <asm/bfin5xx_spi.h> -#include <asm/reboot.h> -#include <asm/portmux.h> -#include <linux/spi/ad7877.h> - -/* - * Name the Board for the /proc/cpuinfo - */ -const char bfin_board_name[] = "UNKNOWN BOARD"; - -/* - * Driver needs to know address, irq and flag pin. - */ - -#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE) -#include <linux/usb/isp1760.h> -static struct resource bfin_isp1760_resources[] = { - [0] = { - .start = 0x203C0000, - .end = 0x203C0000 + 0x000fffff, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_PF7, - .end = IRQ_PF7, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct isp1760_platform_data isp1760_priv = { - .is_isp1761 = 0, - .port1_disable = 0, - .bus_width_16 = 1, - .port1_otg = 0, - .analog_oc = 0, - .dack_polarity_high = 0, - .dreq_polarity_high = 0, -}; - -static struct platform_device bfin_isp1760_device = { - .name = "isp1760-hcd", - .id = 0, - .dev = { - .platform_data = &isp1760_priv, - }, - .num_resources = ARRAY_SIZE(bfin_isp1760_resources), - .resource = bfin_isp1760_resources, -}; -#endif - -#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE) -static struct resource bfin_pcmcia_cf_resources[] = { - { - .start = 0x20310000, /* IO PORT */ - .end = 0x20312000, - .flags = IORESOURCE_MEM, - }, { - .start = 0x20311000, /* Attribute Memory */ - .end = 0x20311FFF, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_PF4, - .end = IRQ_PF4, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, { - .start = 6, /* Card Detect PF6 */ - .end = 6, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device bfin_pcmcia_cf_device = { - .name = "bfin_cf_pcmcia", - .id = -1, - .num_resources = ARRAY_SIZE(bfin_pcmcia_cf_resources), - .resource = bfin_pcmcia_cf_resources, -}; -#endif - -#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) -static struct platform_device rtc_device = { - .name = "rtc-bfin", - .id = -1, -}; -#endif - -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) -static struct resource smc91x_resources[] = { - { - .name = "smc91x-regs", - .start = 0x20300300, - .end = 0x20300300 + 16, - .flags = IORESOURCE_MEM, - }, { - - .start = IRQ_PF7, - .end = IRQ_PF7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; -#endif - -#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) -static struct resource dm9000_resources[] = { - [0] = { - .start = 0x203FB800, - .end = 0x203FB800 + 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = 0x203FB800 + 4, - .end = 0x203FB800 + 5, - .flags = IORESOURCE_MEM, - }, - [2] = { - .start = IRQ_PF9, - .end = IRQ_PF9, - .flags = (IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE), - }, -}; - -static struct platform_device dm9000_device = { - .name = "dm9000", - .id = -1, - .num_resources = ARRAY_SIZE(dm9000_resources), - .resource = dm9000_resources, -}; -#endif - -#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE) -static struct resource sl811_hcd_resources[] = { - { - .start = 0x20340000, - .end = 0x20340000, - .flags = IORESOURCE_MEM, - }, { - .start = 0x20340004, - .end = 0x20340004, - .flags = IORESOURCE_MEM, - }, { - .start = CONFIG_USB_SL811_BFIN_IRQ, - .end = CONFIG_USB_SL811_BFIN_IRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS) -void sl811_port_power(struct device *dev, int is_on) -{ - gpio_request(CONFIG_USB_SL811_BFIN_GPIO_VBUS, "usb:SL811_VBUS"); - gpio_direction_output(CONFIG_USB_SL811_BFIN_GPIO_VBUS, is_on); - -} -#endif - -static struct sl811_platform_data sl811_priv = { - .potpg = 10, - .power = 250, /* == 500mA */ -#if defined(CONFIG_USB_SL811_BFIN_USE_VBUS) - .port_power = &sl811_port_power, -#endif -}; - -static struct platform_device sl811_hcd_device = { - .name = "sl811-hcd", - .id = 0, - .dev = { - .platform_data = &sl811_priv, - }, - .num_resources = ARRAY_SIZE(sl811_hcd_resources), - .resource = sl811_hcd_resources, -}; -#endif - -#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) -static struct resource isp1362_hcd_resources[] = { - { - .start = 0x20360000, - .end = 0x20360000, - .flags = IORESOURCE_MEM, - }, { - .start = 0x20360004, - .end = 0x20360004, - .flags = IORESOURCE_MEM, - }, { - .start = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ, - .end = CONFIG_USB_ISP1362_BFIN_GPIO_IRQ, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct isp1362_platform_data isp1362_priv = { - .sel15Kres = 1, - .clknotstop = 0, - .oc_enable = 0, - .int_act_high = 0, - .int_edge_triggered = 0, - .remote_wakeup_connected = 0, - .no_power_switching = 1, - .power_switching_mode = 0, -}; - -static struct platform_device isp1362_hcd_device = { - .name = "isp1362-hcd", - .id = 0, - .dev = { - .platform_data = &isp1362_priv, - }, - .num_resources = ARRAY_SIZE(isp1362_hcd_resources), - .resource = isp1362_hcd_resources, -}; -#endif - -#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) -static struct platform_device bfin_mii_bus = { - .name = "bfin_mii_bus", -}; - -static struct platform_device bfin_mac_device = { - .name = "bfin_mac", - .dev.platform_data = &bfin_mii_bus, -}; -#endif - -#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) -static struct resource net2272_bfin_resources[] = { - { - .start = 0x20300000, - .end = 0x20300000 + 0x100, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_PF7, - .end = IRQ_PF7, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct platform_device net2272_bfin_device = { - .name = "net2272", - .id = -1, - .num_resources = ARRAY_SIZE(net2272_bfin_resources), - .resource = net2272_bfin_resources, -}; -#endif - -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) -/* all SPI peripherals info goes here */ - -#if defined(CONFIG_MTD_M25P80) \ - || defined(CONFIG_MTD_M25P80_MODULE) -static struct mtd_partition bfin_spi_flash_partitions[] = { - { - .name = "bootloader(spi)", - .size = 0x00020000, - .offset = 0, - .mask_flags = MTD_CAP_ROM - }, { - .name = "linux kernel(spi)", - .size = 0xe0000, - .offset = 0x20000 - }, { - .name = "file system(spi)", - .size = 0x700000, - .offset = 0x00100000, - } -}; - -static struct flash_platform_data bfin_spi_flash_data = { - .name = "m25p80", - .parts = bfin_spi_flash_partitions, - .nr_parts = ARRAY_SIZE(bfin_spi_flash_partitions), - .type = "m25p64", -}; - -/* SPI flash chip (m25p64) */ -static struct bfin5xx_spi_chip spi_flash_chip_info = { - .enable_dma = 0, /* use dma transfer with this chip*/ - .bits_per_word = 8, -}; -#endif - -#if defined(CONFIG_SPI_ADC_BF533) \ - || defined(CONFIG_SPI_ADC_BF533_MODULE) -/* SPI ADC chip */ -static struct bfin5xx_spi_chip spi_adc_chip_info = { - .enable_dma = 1, /* use dma transfer with this chip*/ - .bits_per_word = 16, -}; -#endif - -#if defined(CONFIG_SND_BLACKFIN_AD1836) \ - || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) -static struct bfin5xx_spi_chip ad1836_spi_chip_info = { - .enable_dma = 0, - .bits_per_word = 16, -}; -#endif - -#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE) -static struct bfin5xx_spi_chip ad9960_spi_chip_info = { - .enable_dma = 0, - .bits_per_word = 16, -}; -#endif - -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, - .bits_per_word = 8, -}; -#endif - -#if defined(CONFIG_PBX) -static struct bfin5xx_spi_chip spi_si3xxx_chip_info = { - .ctl_reg = 0x4, /* send zero */ - .enable_dma = 0, - .bits_per_word = 8, - .cs_change_per_word = 1, -}; -#endif - -#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) -static struct bfin5xx_spi_chip spi_ad7877_chip_info = { - .enable_dma = 0, - .bits_per_word = 16, -}; - -static const struct ad7877_platform_data bfin_ad7877_ts_info = { - .model = 7877, - .vref_delay_usecs = 50, /* internal, no capacitor */ - .x_plate_ohms = 419, - .y_plate_ohms = 486, - .pressure_max = 1000, - .pressure_min = 0, - .stopacq_polarity = 1, - .first_conversion_delay = 3, - .acquisition_time = 1, - .averaging = 1, - .pen_down_acc_interval = 1, -}; -#endif - -static struct spi_board_info bfin_spi_board_info[] __initdata = { -#if defined(CONFIG_MTD_M25P80) \ - || defined(CONFIG_MTD_M25P80_MODULE) - { - /* the modalias must be the same as spi device driver name */ - .modalias = "m25p80", /* Name of spi_driver for this device */ - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, /* Framework bus number */ - .chip_select = 1, /* Framework chip select. On STAMP537 it is SPISSEL1*/ - .platform_data = &bfin_spi_flash_data, - .controller_data = &spi_flash_chip_info, - .mode = SPI_MODE_3, - }, -#endif - -#if defined(CONFIG_SPI_ADC_BF533) \ - || defined(CONFIG_SPI_ADC_BF533_MODULE) - { - .modalias = "bfin_spi_adc", /* Name of spi_driver for this device */ - .max_speed_hz = 6250000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, /* Framework bus number */ - .chip_select = 1, /* Framework chip select. */ - .platform_data = NULL, /* No spi_driver specific config */ - .controller_data = &spi_adc_chip_info, - }, -#endif - -#if defined(CONFIG_SND_BLACKFIN_AD1836) \ - || defined(CONFIG_SND_BLACKFIN_AD1836_MODULE) - { - .modalias = "ad1836-spi", - .max_speed_hz = 3125000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = CONFIG_SND_BLACKFIN_SPI_PFBIT, - .controller_data = &ad1836_spi_chip_info, - }, -#endif -#if defined(CONFIG_AD9960) || defined(CONFIG_AD9960_MODULE) - { - .modalias = "ad9960-spi", - .max_speed_hz = 10000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 1, - .controller_data = &ad9960_spi_chip_info, - }, -#endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "spi_mmc", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, -#endif -#if defined(CONFIG_PBX) - { - .modalias = "fxs-spi", - .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 8 - CONFIG_J11_JUMPER, - .controller_data = &spi_si3xxx_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "fxo-spi", - .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 8 - CONFIG_J19_JUMPER, - .controller_data = &spi_si3xxx_chip_info, - .mode = SPI_MODE_3, - }, -#endif -#if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE) - { - .modalias = "ad7877", - .platform_data = &bfin_ad7877_ts_info, - .irq = IRQ_PF6, - .max_speed_hz = 12500000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 1, - .controller_data = &spi_ad7877_chip_info, - }, -#endif -}; - -/* SPI controller data */ -static struct bfin5xx_spi_master bfin_spi0_info = { - .num_chipselect = 8, - .enable_dma = 1, /* master has the ability to do dma transfer */ - .pin_req = {P_SPI0_SCK, P_SPI0_MISO, P_SPI0_MOSI, 0}, -}; - -/* SPI (0) */ -static struct resource bfin_spi0_resource[] = { - [0] = { - .start = SPI0_REGBASE, - .end = SPI0_REGBASE + 0xFF, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = CH_SPI, - .end = CH_SPI, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device bfin_spi0_device = { - .name = "bfin-spi", - .id = 0, /* Bus number */ - .num_resources = ARRAY_SIZE(bfin_spi0_resource), - .resource = bfin_spi0_resource, - .dev = { - .platform_data = &bfin_spi0_info, /* Passed to driver */ - }, -}; -#endif /* spi master and devices */ - -#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE) -static struct platform_device bfin_fb_device = { - .name = "bf537-lq035", -}; -#endif - -#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) -static struct platform_device bfin_fb_adv7393_device = { - .name = "bfin-adv7393", -}; -#endif - -#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) -static struct resource bfin_uart_resources[] = { - { - .start = 0xFFC00400, - .end = 0xFFC004FF, - .flags = IORESOURCE_MEM, - }, { - .start = 0xFFC02000, - .end = 0xFFC020FF, - .flags = IORESOURCE_MEM, - }, -}; - -static struct platform_device bfin_uart_device = { - .name = "bfin-uart", - .id = 1, - .num_resources = ARRAY_SIZE(bfin_uart_resources), - .resource = bfin_uart_resources, -}; -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 -static struct resource bfin_sir0_resources[] = { - { - .start = 0xFFC00400, - .end = 0xFFC004FF, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_UART0_RX, - .end = IRQ_UART0_RX+1, - .flags = IORESOURCE_IRQ, - }, - { - .start = CH_UART0_RX, - .end = CH_UART0_RX+1, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device bfin_sir0_device = { - .name = "bfin_sir", - .id = 0, - .num_resources = ARRAY_SIZE(bfin_sir0_resources), - .resource = bfin_sir0_resources, -}; -#endif -#ifdef CONFIG_BFIN_SIR1 -static struct resource bfin_sir1_resources[] = { - { - .start = 0xFFC02000, - .end = 0xFFC020FF, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_UART1_RX, - .end = IRQ_UART1_RX+1, - .flags = IORESOURCE_IRQ, - }, - { - .start = CH_UART1_RX, - .end = CH_UART1_RX+1, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device bfin_sir1_device = { - .name = "bfin_sir", - .id = 1, - .num_resources = ARRAY_SIZE(bfin_sir1_resources), - .resource = bfin_sir1_resources, -}; -#endif -#endif - -#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) -static struct resource bfin_twi0_resource[] = { - [0] = { - .start = TWI0_REGBASE, - .end = TWI0_REGBASE + 0xFF, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = IRQ_TWI, - .end = IRQ_TWI, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device i2c_bfin_twi_device = { - .name = "i2c-bfin-twi", - .id = 0, - .num_resources = ARRAY_SIZE(bfin_twi0_resource), - .resource = bfin_twi0_resource, -}; -#endif - -#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) -static struct platform_device bfin_sport0_uart_device = { - .name = "bfin-sport-uart", - .id = 0, -}; - -static struct platform_device bfin_sport1_uart_device = { - .name = "bfin-sport-uart", - .id = 1, -}; -#endif - -static struct platform_device *stamp_devices[] __initdata = { -#if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE) - &bfin_pcmcia_cf_device, -#endif - -#if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE) - &rtc_device, -#endif - -#if defined(CONFIG_USB_SL811_HCD) || defined(CONFIG_USB_SL811_HCD_MODULE) - &sl811_hcd_device, -#endif - -#if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE) - &isp1362_hcd_device, -#endif - -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) - &smc91x_device, -#endif - -#if defined(CONFIG_DM9000) || defined(CONFIG_DM9000_MODULE) - &dm9000_device, -#endif - -#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) - &bfin_mii_bus, - &bfin_mac_device, -#endif - -#if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE) - &net2272_bfin_device, -#endif - -#if defined(CONFIG_USB_ISP1760_HCD) || defined(CONFIG_USB_ISP1760_HCD_MODULE) - &bfin_isp1760_device, -#endif - -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - &bfin_spi0_device, -#endif - -#if defined(CONFIG_FB_BF537_LQ035) || defined(CONFIG_FB_BF537_LQ035_MODULE) - &bfin_fb_device, -#endif - -#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE) - &bfin_fb_adv7393_device, -#endif - -#if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE) - &bfin_uart_device, -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 - &bfin_sir0_device, -#endif -#ifdef CONFIG_BFIN_SIR1 - &bfin_sir1_device, -#endif -#endif - -#if defined(CONFIG_I2C_BLACKFIN_TWI) || defined(CONFIG_I2C_BLACKFIN_TWI_MODULE) - &i2c_bfin_twi_device, -#endif - -#if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE) - &bfin_sport0_uart_device, - &bfin_sport1_uart_device, -#endif -}; - -static int __init generic_init(void) -{ - printk(KERN_INFO "%s(): registering device resources\n", __func__); - platform_add_devices(stamp_devices, ARRAY_SIZE(stamp_devices)); -#if defined(CONFIG_SPI_BFIN) || defined(CONFIG_SPI_BFIN_MODULE) - spi_register_board_info(bfin_spi_board_info, - ARRAY_SIZE(bfin_spi_board_info)); -#endif - - return 0; -} - -arch_initcall(generic_init); - -void native_machine_restart(char *cmd) -{ - /* workaround reboot hang when booting from SPI */ - if ((bfin_read_SYSCR() & 0x7) == 0x3) - bfin_reset_boot_spi_cs(P_DEFAULT_BOOT_SPI_CS); -} - -#if defined(CONFIG_BFIN_MAC) || defined(CONFIG_BFIN_MAC_MODULE) -void bfin_get_ether_addr(char *addr) -{ - random_ether_addr(addr); - printk(KERN_WARNING "%s:%s: Setting Ethernet MAC to a random one\n", __FILE__, __func__); -} -EXPORT_SYMBOL(bfin_get_ether_addr); -#endif diff --git a/arch/blackfin/mach-bf537/boards/minotaur.c b/arch/blackfin/mach-bf537/boards/minotaur.c index db7d3a385e4b..3c159819e555 100644 --- a/arch/blackfin/mach-bf537/boards/minotaur.c +++ b/arch/blackfin/mach-bf537/boards/minotaur.c @@ -134,9 +134,9 @@ static struct bfin5xx_spi_chip spi_flash_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -156,23 +156,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc_dummy", + .modalias = "mmc_spi", .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = 0, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, - { - .modalias = "spi_mmc", - .max_speed_hz = 5000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c index 590eb3a139b7..4e1de1e53f89 100644 --- a/arch/blackfin/mach-bf537/boards/pnav10.c +++ b/arch/blackfin/mach-bf537/boards/pnav10.c @@ -289,9 +289,9 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -364,23 +364,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .controller_data = &ad9960_spi_chip_info, }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 7, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf537/boards/tcm_bf537.c b/arch/blackfin/mach-bf537/boards/tcm_bf537.c index 3f4f203a06ec..53ad10f3cd76 100644 --- a/arch/blackfin/mach-bf537/boards/tcm_bf537.c +++ b/arch/blackfin/mach-bf537/boards/tcm_bf537.c @@ -108,9 +108,9 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -160,23 +160,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) - { - .modalias = "spi_mmc_dummy", - .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ - .bus_num = 0, - .chip_select = 7, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, - .mode = SPI_MODE_3, - }, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h index 9cb39121d1cb..1bfd80c26c90 100644 --- a/arch/blackfin/mach-bf537/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h @@ -2,7 +2,7 @@ * File: include/asm-blackfin/mach-bf537/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ @@ -110,7 +110,7 @@ #define ANOMALY_05000301 (1) /* SSYNCs After Writes To CAN/DMA MMR Registers Are Not Always Handled Correctly */ #define ANOMALY_05000304 (__SILICON_REVISION__ < 3) -/* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ +/* SPORT_HYS Bit in PLL_CTL Register Is Not Functional */ #define ANOMALY_05000305 (__SILICON_REVISION__ < 3) /* SCKELOW Bit Does Not Maintain State Through Hibernate */ #define ANOMALY_05000307 (__SILICON_REVISION__ < 3) @@ -168,9 +168,12 @@ #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) +#define ANOMALY_05000380 (0) #define ANOMALY_05000386 (1) #define ANOMALY_05000412 (0) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h index b3f87e1d16a2..9e34700844a2 100644 --- a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h @@ -144,7 +144,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART0_TX, CH_UART0_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif @@ -158,7 +158,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART1_TX, CH_UART1_RX, #endif -#ifdef CONFIG_BFIN_UART1_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART1_CTS_PIN, CONFIG_UART1_RTS_PIN, #endif diff --git a/arch/blackfin/mach-bf538/include/mach/anomaly.h b/arch/blackfin/mach-bf538/include/mach/anomaly.h index e130b4f8a05d..3a5699827363 100644 --- a/arch/blackfin/mach-bf538/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf538/include/mach/anomaly.h @@ -2,7 +2,7 @@ * File: include/asm-blackfin/mach-bf538/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ @@ -120,13 +120,17 @@ #define ANOMALY_05000198 (0) #define ANOMALY_05000230 (0) #define ANOMALY_05000263 (0) +#define ANOMALY_05000305 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) #define ANOMALY_05000353 (1) #define ANOMALY_05000363 (0) +#define ANOMALY_05000380 (0) #define ANOMALY_05000386 (1) #define ANOMALY_05000412 (0) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h index 40503b6b89a3..3c2811ebecdd 100644 --- a/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h @@ -144,7 +144,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART0_TX, CH_UART0_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif @@ -158,7 +158,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART1_TX, CH_UART1_RX, #endif -#ifdef CONFIG_BFIN_UART1_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART1_CTS_PIN, CONFIG_UART1_RTS_PIN, #endif diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h index 23d03c52f4b4..882e40ccf0d1 100644 --- a/arch/blackfin/mach-bf548/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h @@ -2,12 +2,12 @@ * File: include/asm-blackfin/mach-bf548/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ /* This file shoule be up to date with: - * - Revision G, 08/07/2008; ADSP-BF542/BF544/BF547/BF548/BF549 Blackfin Processor Anomaly List + * - Revision H, 01/16/2009; ADSP-BF542/BF544/BF547/BF548/BF549 Blackfin Processor Anomaly List */ #ifndef _MACH_ANOMALY_H_ @@ -91,8 +91,6 @@ #define ANOMALY_05000371 (__SILICON_REVISION__ < 2) /* USB DP/DM Data Pins May Lose State When Entering Hibernate */ #define ANOMALY_05000372 (__SILICON_REVISION__ < 1) -/* Mobile DDR Operation Not Functional */ -#define ANOMALY_05000377 (1) /* Security/Authentication Speedpath Causes Authentication To Fail To Initiate */ #define ANOMALY_05000378 (__SILICON_REVISION__ < 2) /* 16-Bit NAND FLASH Boot Mode Is Not Functional */ @@ -157,8 +155,22 @@ #define ANOMALY_05000429 (__SILICON_REVISION__ < 2) /* Software System Reset Corrupts PLL_LOCKCNT Register */ #define ANOMALY_05000430 (__SILICON_REVISION__ >= 2) +/* Incorrect Use of Stack in Lockbox Firmware During Authentication */ +#define ANOMALY_05000431 (__SILICON_REVISION__ < 3) +/* OTP Write Accesses Not Supported */ +#define ANOMALY_05000442 (__SILICON_REVISION__ < 1) /* IFLUSH Instruction at End of Hardware Loop Causes Infinite Stall */ #define ANOMALY_05000443 (1) +/* CDMAPRIO and L2DMAPRIO Bits in the SYSCR Register Are Not Functional */ +#define ANOMALY_05000446 (1) +/* UART IrDA Receiver Fails on Extended Bit Pulses */ +#define ANOMALY_05000447 (1) +/* DDR Clock Duty Cycle Spec Violation (tCH, tCL) */ +#define ANOMALY_05000448 (__SILICON_REVISION__ == 1) +/* Reduced Timing Margins on DDR Output Setup and Hold (tDS and tDH) */ +#define ANOMALY_05000449 (__SILICON_REVISION__ == 1) +/* USB DMA Mode 1 Short Packet Data Corruption */ +#define ANOMALY_05000450 (1 /* Anomalies that don't exist on this proc */ #define ANOMALY_05000125 (0) @@ -171,6 +183,8 @@ #define ANOMALY_05000263 (0) #define ANOMALY_05000266 (0) #define ANOMALY_05000273 (0) +#define ANOMALY_05000278 (0) +#define ANOMALY_05000305 (0) #define ANOMALY_05000307 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000323 (0) diff --git a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h index e4cf35e7ab9f..c05e79cba257 100644 --- a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h @@ -63,7 +63,7 @@ #define UART_ENABLE_INTS(x, v) UART_SET_IER(x, v) #define UART_DISABLE_INTS(x) UART_CLEAR_IER(x, 0xF) -#if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART1_CTSRTS) +#if defined(CONFIG_BFIN_UART0_CTSRTS) || defined(CONFIG_BFIN_UART2_CTSRTS) # define CONFIG_SERIAL_BFIN_CTSRTS # ifndef CONFIG_UART0_CTS_PIN @@ -74,12 +74,12 @@ # define CONFIG_UART0_RTS_PIN -1 # endif -# ifndef CONFIG_UART1_CTS_PIN -# define CONFIG_UART1_CTS_PIN -1 +# ifndef CONFIG_UART2_CTS_PIN +# define CONFIG_UART2_CTS_PIN -1 # endif -# ifndef CONFIG_UART1_RTS_PIN -# define CONFIG_UART1_RTS_PIN -1 +# ifndef CONFIG_UART2_RTS_PIN +# define CONFIG_UART2_RTS_PIN -1 # endif #endif @@ -130,7 +130,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART0_TX, CH_UART0_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif @@ -144,6 +144,10 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART1_TX, CH_UART1_RX, #endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + 0, + 0, +#endif }, #endif #ifdef CONFIG_SERIAL_BFIN_UART2 @@ -154,7 +158,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART2_TX, CH_UART2_RX, #endif -#ifdef CONFIG_BFIN_UART2_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART2_CTS_PIN, CONFIG_UART2_RTS_PIN, #endif @@ -168,6 +172,10 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART3_TX, CH_UART3_RX, #endif +#ifdef CONFIG_SERIAL_BFIN_CTSRTS + 0, + 0, +#endif }, #endif }; diff --git a/arch/blackfin/mach-bf548/include/mach/irq.h b/arch/blackfin/mach-bf548/include/mach/irq.h index 60299a71e090..f194625f6821 100644 --- a/arch/blackfin/mach-bf548/include/mach/irq.h +++ b/arch/blackfin/mach-bf548/include/mach/irq.h @@ -123,8 +123,8 @@ Events (highest priority) EMU 0 #define IRQ_MXVR_ERROR BFIN_IRQ(51) /* MXVR Status (Error) Interrupt */ #define IRQ_MXVR_MSG BFIN_IRQ(52) /* MXVR Message Interrupt */ #define IRQ_MXVR_PKT BFIN_IRQ(53) /* MXVR Packet Interrupt */ -#define IRQ_EPP1_ERROR BFIN_IRQ(54) /* EPPI1 Error Interrupt */ -#define IRQ_EPP2_ERROR BFIN_IRQ(55) /* EPPI2 Error Interrupt */ +#define IRQ_EPPI1_ERROR BFIN_IRQ(54) /* EPPI1 Error Interrupt */ +#define IRQ_EPPI2_ERROR BFIN_IRQ(55) /* EPPI2 Error Interrupt */ #define IRQ_UART3_ERROR BFIN_IRQ(56) /* UART3 Status (Error) Interrupt */ #define IRQ_HOST_ERROR BFIN_IRQ(57) /* HOST Status (Error) Interrupt */ #define IRQ_PIXC_ERROR BFIN_IRQ(59) /* PIXC Status (Error) Interrupt */ @@ -361,8 +361,8 @@ Events (highest priority) EMU 0 #define IRQ_UART2_ERR IRQ_UART2_ERROR #define IRQ_CAN0_ERR IRQ_CAN0_ERROR #define IRQ_MXVR_ERR IRQ_MXVR_ERROR -#define IRQ_EPP1_ERR IRQ_EPP1_ERROR -#define IRQ_EPP2_ERR IRQ_EPP2_ERROR +#define IRQ_EPPI1_ERR IRQ_EPPI1_ERROR +#define IRQ_EPPI2_ERR IRQ_EPPI2_ERROR #define IRQ_UART3_ERR IRQ_UART3_ERROR #define IRQ_HOST_ERR IRQ_HOST_ERROR #define IRQ_PIXC_ERR IRQ_PIXC_ERROR diff --git a/arch/blackfin/mach-bf561/boards/Kconfig b/arch/blackfin/mach-bf561/boards/Kconfig index e41a67b1fb53..e4bc6d7c5a6a 100644 --- a/arch/blackfin/mach-bf561/boards/Kconfig +++ b/arch/blackfin/mach-bf561/boards/Kconfig @@ -19,9 +19,4 @@ config BFIN561_BLUETECHNIX_CM help CM-BF561 support for EVAL- and DEV-Board. -config GENERIC_BF561_BOARD - bool "Generic" - help - Generic or Custom board support. - endchoice diff --git a/arch/blackfin/mach-bf561/boards/Makefile b/arch/blackfin/mach-bf561/boards/Makefile index 04add010b568..3a152559e957 100644 --- a/arch/blackfin/mach-bf561/boards/Makefile +++ b/arch/blackfin/mach-bf561/boards/Makefile @@ -2,7 +2,6 @@ # arch/blackfin/mach-bf561/boards/Makefile # -obj-$(CONFIG_GENERIC_BF561_BOARD) += generic_board.o obj-$(CONFIG_BFIN561_BLUETECHNIX_CM) += cm_bf561.o obj-$(CONFIG_BFIN561_EZKIT) += ezkit.o obj-$(CONFIG_BFIN561_TEPLA) += tepla.o diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c index 6880d1ebfe60..f623c6b0719f 100644 --- a/arch/blackfin/mach-bf561/boards/cm_bf561.c +++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c @@ -105,9 +105,9 @@ static struct bfin5xx_spi_chip ad9960_spi_chip_info = { }; #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) -static struct bfin5xx_spi_chip spi_mmc_chip_info = { - .enable_dma = 1, +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) +static struct bfin5xx_spi_chip mmc_spi_chip_info = { + .enable_dma = 0, .bits_per_word = 8, }; #endif @@ -155,14 +155,13 @@ static struct spi_board_info bfin_spi_board_info[] __initdata = { .controller_data = &ad9960_spi_chip_info, }, #endif -#if defined(CONFIG_SPI_MMC) || defined(CONFIG_SPI_MMC_MODULE) +#if defined(CONFIG_MMC_SPI) || defined(CONFIG_MMC_SPI_MODULE) { - .modalias = "spi_mmc", + .modalias = "mmc_spi", .max_speed_hz = 25000000, /* max spi clock (SCK) speed in HZ */ .bus_num = 0, - .chip_select = CONFIG_SPI_MMC_CS_CHAN, - .platform_data = NULL, - .controller_data = &spi_mmc_chip_info, + .chip_select = 5, + .controller_data = &mmc_spi_chip_info, .mode = SPI_MODE_3, }, #endif diff --git a/arch/blackfin/mach-bf561/boards/generic_board.c b/arch/blackfin/mach-bf561/boards/generic_board.c deleted file mode 100644 index 0ba366a0e696..000000000000 --- a/arch/blackfin/mach-bf561/boards/generic_board.c +++ /dev/null @@ -1,113 +0,0 @@ -/* - * File: arch/blackfin/mach-bf561/generic_board.c - * Based on: arch/blackfin/mach-bf533/ezkit.c - * Author: Aidan Williams <aidan@nicta.com.au> - * - * Created: - * Description: - * - * Modified: - * Copyright 2005 National ICT Australia (NICTA) - * Copyright 2004-2006 Analog Devices Inc. - * - * Bugs: Enter bugs at http://blackfin.uclinux.org/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see the file COPYING, or write - * to the Free Software Foundation, Inc., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include <linux/device.h> -#include <linux/platform_device.h> -#include <linux/irq.h> - -const char bfin_board_name[] = "UNKNOWN BOARD"; - -/* - * Driver needs to know address, irq and flag pin. - */ -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) -static struct resource smc91x_resources[] = { - { - .start = 0x2C010300, - .end = 0x2C010300 + 16, - .flags = IORESOURCE_MEM, - }, { - .start = IRQ_PROG_INTB, - .end = IRQ_PROG_INTB, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, { - .start = IRQ_PF9, - .end = IRQ_PF9, - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL, - }, -}; - -static struct platform_device smc91x_device = { - .name = "smc91x", - .id = 0, - .num_resources = ARRAY_SIZE(smc91x_resources), - .resource = smc91x_resources, -}; -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 -static struct resource bfin_sir0_resources[] = { - { - .start = 0xFFC00400, - .end = 0xFFC004FF, - .flags = IORESOURCE_MEM, - }, - { - .start = IRQ_UART0_RX, - .end = IRQ_UART0_RX+1, - .flags = IORESOURCE_IRQ, - }, - { - .start = CH_UART0_RX, - .end = CH_UART0_RX+1, - .flags = IORESOURCE_DMA, - }, -}; - -static struct platform_device bfin_sir0_device = { - .name = "bfin_sir", - .id = 0, - .num_resources = ARRAY_SIZE(bfin_sir0_resources), - .resource = bfin_sir0_resources, -}; -#endif -#endif - -static struct platform_device *generic_board_devices[] __initdata = { -#if defined(CONFIG_SMC91X) || defined(CONFIG_SMC91X_MODULE) - &smc91x_device, -#endif - -#if defined(CONFIG_BFIN_SIR) || defined(CONFIG_BFIN_SIR_MODULE) -#ifdef CONFIG_BFIN_SIR0 - &bfin_sir0_device, -#endif -#endif -}; - -static int __init generic_board_init(void) -{ - printk(KERN_INFO "%s(): registering device resources\n", __func__); - return platform_add_devices(generic_board_devices, - ARRAY_SIZE(generic_board_devices)); -} - -arch_initcall(generic_board_init); diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h index 1a9e17562821..d0b0b3506440 100644 --- a/arch/blackfin/mach-bf561/include/mach/anomaly.h +++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h @@ -2,7 +2,7 @@ * File: include/asm-blackfin/mach-bf561/anomaly.h * Bugs: Enter bugs at http://blackfin.uclinux.org/ * - * Copyright (C) 2004-2008 Analog Devices Inc. + * Copyright (C) 2004-2009 Analog Devices Inc. * Licensed under the GPL-2 or later. */ @@ -224,7 +224,7 @@ #define ANOMALY_05000301 (1) /* SSYNCs After Writes To DMA MMR Registers May Not Be Handled Correctly */ #define ANOMALY_05000302 (1) -/* New Feature: Additional Hysteresis on SPORT Input Pins (Not Available On Older Silicon) */ +/* SPORT_HYS Bit in PLL_CTL Register Is Not Functional */ #define ANOMALY_05000305 (__SILICON_REVISION__ < 5) /* SCKELOW Bit Does Not Maintain State Through Hibernate */ #define ANOMALY_05000307 (__SILICON_REVISION__ < 5) @@ -283,8 +283,11 @@ #define ANOMALY_05000273 (0) #define ANOMALY_05000311 (0) #define ANOMALY_05000353 (1) +#define ANOMALY_05000380 (0) #define ANOMALY_05000386 (1) #define ANOMALY_05000432 (0) #define ANOMALY_05000435 (0) +#define ANOMALY_05000447 (0) +#define ANOMALY_05000448 (0) #endif diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h index 043bfcf26c52..ca8c5f645209 100644 --- a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h @@ -134,7 +134,7 @@ struct bfin_serial_res bfin_serial_resource[] = { CH_UART_TX, CH_UART_RX, #endif -#ifdef CONFIG_BFIN_UART0_CTSRTS +#ifdef CONFIG_SERIAL_BFIN_CTSRTS CONFIG_UART0_CTS_PIN, CONFIG_UART0_RTS_PIN, #endif diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c index 98133b968f7b..80d39b2f9db2 100644 --- a/arch/blackfin/mach-common/arch_checks.c +++ b/arch/blackfin/mach-common/arch_checks.c @@ -62,3 +62,12 @@ #if (CONFIG_BOOT_LOAD & 0x3) # error "The kernel load address must be 4 byte aligned" #endif + +/* The entire kernel must be able to make a 24bit pcrel call to start of L1 */ +#if ((0xffffffff - L1_CODE_START + 1) + CONFIG_BOOT_LOAD) > 0x1000000 +# error "The kernel load address is too high; keep it below 10meg for safety" +#endif + +#if ANOMALY_05000448 +# error You are using a part with anomaly 05000448, this issue causes random memory read/write failures - that means random crashes. +#endif diff --git a/arch/blackfin/mach-common/cache.S b/arch/blackfin/mach-common/cache.S index 3c98dacbf289..aa0648c6a9fe 100644 --- a/arch/blackfin/mach-common/cache.S +++ b/arch/blackfin/mach-common/cache.S @@ -66,11 +66,33 @@ /* Invalidate all instruction cache lines assocoiated with this memory area */ ENTRY(_blackfin_icache_flush_range) +/* + * Walkaround to avoid loading wrong instruction after invalidating icache + * and following sequence is met. + * + * 1) One instruction address is cached in the instruction cache. + * 2) This instruction in SDRAM is changed. + * 3) IFLASH[P0] is executed only once in blackfin_icache_flush_range(). + * 4) This instruction is executed again, but the old one is loaded. + */ + P0 = R0; + IFLUSH[P0]; do_flush IFLUSH, , nop ENDPROC(_blackfin_icache_flush_range) /* Flush all cache lines assocoiated with this area of memory. */ ENTRY(_blackfin_icache_dcache_flush_range) +/* + * Walkaround to avoid loading wrong instruction after invalidating icache + * and following sequence is met. + * + * 1) One instruction address is cached in the instruction cache. + * 2) This instruction in SDRAM is changed. + * 3) IFLASH[P0] is executed only once in blackfin_icache_flush_range(). + * 4) This instruction is executed again, but the old one is loaded. + */ + P0 = R0; + IFLUSH[P0]; do_flush FLUSH, IFLUSH ENDPROC(_blackfin_icache_dcache_flush_range) diff --git a/arch/blackfin/mach-common/clocks-init.c b/arch/blackfin/mach-common/clocks-init.c index 9dddb6f8cc85..35393651359b 100644 --- a/arch/blackfin/mach-common/clocks-init.c +++ b/arch/blackfin/mach-common/clocks-init.c @@ -17,7 +17,7 @@ #define SDGCTL_WIDTH (1 << 31) /* SDRAM external data path width */ #define PLL_CTL_VAL \ (((CONFIG_VCO_MULT & 63) << 9) | CLKIN_HALF | \ - (PLL_BYPASS << 8) | (ANOMALY_05000265 ? 0x8000 : 0)) + (PLL_BYPASS << 8) | (ANOMALY_05000305 ? 0 : 0x8000)) __attribute__((l1_text)) static void do_sync(void) diff --git a/arch/blackfin/mach-common/dpmc_modes.S b/arch/blackfin/mach-common/dpmc_modes.S index 4da50bcd9300..8009a512fb11 100644 --- a/arch/blackfin/mach-common/dpmc_modes.S +++ b/arch/blackfin/mach-common/dpmc_modes.S @@ -376,10 +376,22 @@ ENTRY(_do_hibernate) #endif #ifdef PINT0_ASSIGN + PM_SYS_PUSH(PINT0_MASK_SET) + PM_SYS_PUSH(PINT1_MASK_SET) + PM_SYS_PUSH(PINT2_MASK_SET) + PM_SYS_PUSH(PINT3_MASK_SET) PM_SYS_PUSH(PINT0_ASSIGN) PM_SYS_PUSH(PINT1_ASSIGN) PM_SYS_PUSH(PINT2_ASSIGN) PM_SYS_PUSH(PINT3_ASSIGN) + PM_SYS_PUSH(PINT0_INVERT_SET) + PM_SYS_PUSH(PINT1_INVERT_SET) + PM_SYS_PUSH(PINT2_INVERT_SET) + PM_SYS_PUSH(PINT3_INVERT_SET) + PM_SYS_PUSH(PINT0_EDGE_SET) + PM_SYS_PUSH(PINT1_EDGE_SET) + PM_SYS_PUSH(PINT2_EDGE_SET) + PM_SYS_PUSH(PINT3_EDGE_SET) #endif PM_SYS_PUSH(EBIU_AMBCTL0) @@ -714,10 +726,22 @@ ENTRY(_do_hibernate) PM_SYS_POP(EBIU_AMBCTL0) #ifdef PINT0_ASSIGN + PM_SYS_POP(PINT3_EDGE_SET) + PM_SYS_POP(PINT2_EDGE_SET) + PM_SYS_POP(PINT1_EDGE_SET) + PM_SYS_POP(PINT0_EDGE_SET) + PM_SYS_POP(PINT3_INVERT_SET) + PM_SYS_POP(PINT2_INVERT_SET) + PM_SYS_POP(PINT1_INVERT_SET) + PM_SYS_POP(PINT0_INVERT_SET) PM_SYS_POP(PINT3_ASSIGN) PM_SYS_POP(PINT2_ASSIGN) PM_SYS_POP(PINT1_ASSIGN) PM_SYS_POP(PINT0_ASSIGN) + PM_SYS_POP(PINT3_MASK_SET) + PM_SYS_POP(PINT2_MASK_SET) + PM_SYS_POP(PINT1_MASK_SET) + PM_SYS_POP(PINT0_MASK_SET) #endif #ifdef SICA_IWR1 diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S index 88de053bbe8e..21e65a339a22 100644 --- a/arch/blackfin/mach-common/entry.S +++ b/arch/blackfin/mach-common/entry.S @@ -600,6 +600,19 @@ ENTRY(_system_call) p2 = [p2]; [p2+(TASK_THREAD+THREAD_KSP)] = sp; +#ifdef CONFIG_IPIPE + r0 = sp; + SP += -12; + call ___ipipe_syscall_root; + SP += 12; + cc = r0 == 1; + if cc jump .Lsyscall_really_exit; + cc = r0 == -1; + if cc jump .Lresume_userspace; + r3 = [sp + PT_R3]; + r4 = [sp + PT_R4]; + p0 = [sp + PT_ORIG_P0]; +#endif /* CONFIG_IPIPE */ /* Check the System Call */ r7 = __NR_syscall; @@ -654,6 +667,17 @@ ENTRY(_system_call) r7 = r7 & r4; .Lsyscall_resched: +#ifdef CONFIG_IPIPE + cc = BITTST(r7, TIF_IRQ_SYNC); + if !cc jump .Lsyscall_no_irqsync; + [--sp] = reti; + r0 = [sp++]; + SP += -12; + call ___ipipe_sync_root; + SP += 12; + jump .Lresume_userspace_1; +.Lsyscall_no_irqsync: +#endif cc = BITTST(r7, TIF_NEED_RESCHED); if !cc jump .Lsyscall_sigpending; @@ -685,6 +709,10 @@ ENTRY(_system_call) .Lsyscall_really_exit: r5 = [sp + PT_RESERVED]; rets = r5; +#ifdef CONFIG_IPIPE + [--sp] = reti; + r5 = [sp++]; +#endif /* CONFIG_IPIPE */ rts; ENDPROC(_system_call) @@ -771,6 +799,15 @@ _new_old_task: ENDPROC(_resume) ENTRY(_ret_from_exception) +#ifdef CONFIG_IPIPE + [--sp] = rets; + SP += -12; + call ___ipipe_check_root + SP += 12 + rets = [sp++]; + cc = r0 == 0; + if cc jump 4f; /* not on behalf of Linux, get out */ +#endif /* CONFIG_IPIPE */ p2.l = lo(IPEND); p2.h = hi(IPEND); @@ -827,6 +864,28 @@ ENTRY(_ret_from_exception) rts; ENDPROC(_ret_from_exception) +#ifdef CONFIG_IPIPE + +_sync_root_irqs: + [--sp] = reti; /* Reenable interrupts */ + r0 = [sp++]; + jump.l ___ipipe_sync_root + +_resume_kernel_from_int: + r0.l = _sync_root_irqs + r0.h = _sync_root_irqs + [--sp] = rets; + [--sp] = ( r7:4, p5:3 ); + SP += -12; + call ___ipipe_call_irqtail + SP += 12; + ( r7:4, p5:3 ) = [sp++]; + rets = [sp++]; + rts +#else +#define _resume_kernel_from_int 2f +#endif + ENTRY(_return_from_int) /* If someone else already raised IRQ 15, do nothing. */ csync; @@ -848,7 +907,7 @@ ENTRY(_return_from_int) r1 = r0 - r1; r2 = r0 & r1; cc = r2 == 0; - if !cc jump 2f; + if !cc jump _resume_kernel_from_int; /* Lower the interrupt level to 15. */ p0.l = lo(EVT15); diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S index 43c4eb9acb65..0069c2dd4625 100644 --- a/arch/blackfin/mach-common/interrupt.S +++ b/arch/blackfin/mach-common/interrupt.S @@ -235,6 +235,7 @@ ENDPROC(_evt_system_call) #ifdef CONFIG_IPIPE ENTRY(___ipipe_call_irqtail) + p0 = r0; r0.l = 1f; r0.h = 1f; reti = r0; @@ -242,9 +243,6 @@ ENTRY(___ipipe_call_irqtail) 1: [--sp] = rets; [--sp] = ( r7:4, p5:3 ); - p0.l = ___ipipe_irq_tail_hook; - p0.h = ___ipipe_irq_tail_hook; - p0 = [p0]; sp += -12; call (p0); sp += 12; @@ -259,7 +257,7 @@ ENTRY(___ipipe_call_irqtail) p0.h = hi(EVT14); [p0] = r0; csync; - r0 = 0x401f; + r0 = 0x401f (z); sti r0; raise 14; [--sp] = reti; /* IRQs on. */ @@ -277,11 +275,7 @@ ENTRY(___ipipe_call_irqtail) p0.h = _bfin_irq_flags; r0 = [p0]; sti r0; -#if 0 /* FIXME: this actually raises scheduling latencies */ - /* Reenable interrupts */ - [--sp] = reti; - r0 = [sp++]; -#endif rts; ENDPROC(___ipipe_call_irqtail) + #endif /* CONFIG_IPIPE */ diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c index 202494568c6c..a7d7b2dd4059 100644 --- a/arch/blackfin/mach-common/ints-priority.c +++ b/arch/blackfin/mach-common/ints-priority.c @@ -161,11 +161,15 @@ static void bfin_core_unmask_irq(unsigned int irq) static void bfin_internal_mask_irq(unsigned int irq) { + unsigned long flags; + #ifdef CONFIG_BF53x + local_irq_save_hw(flags); bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() & ~(1 << SIC_SYSIRQ(irq))); #else unsigned mask_bank, mask_bit; + local_irq_save_hw(flags); mask_bank = SIC_SYSIRQ(irq) / 32; mask_bit = SIC_SYSIRQ(irq) % 32; bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) & @@ -175,15 +179,20 @@ static void bfin_internal_mask_irq(unsigned int irq) ~(1 << mask_bit)); #endif #endif + local_irq_restore_hw(flags); } static void bfin_internal_unmask_irq(unsigned int irq) { + unsigned long flags; + #ifdef CONFIG_BF53x + local_irq_save_hw(flags); bfin_write_SIC_IMASK(bfin_read_SIC_IMASK() | (1 << SIC_SYSIRQ(irq))); #else unsigned mask_bank, mask_bit; + local_irq_save_hw(flags); mask_bank = SIC_SYSIRQ(irq) / 32; mask_bit = SIC_SYSIRQ(irq) % 32; bfin_write_SIC_IMASK(mask_bank, bfin_read_SIC_IMASK(mask_bank) | @@ -193,6 +202,7 @@ static void bfin_internal_unmask_irq(unsigned int irq) (1 << mask_bit)); #endif #endif + local_irq_restore_hw(flags); } #ifdef CONFIG_PM @@ -390,7 +400,7 @@ static void bfin_demux_error_irq(unsigned int int_err_irq, static inline void bfin_set_irq_handler(unsigned irq, irq_flow_handler_t handle) { #ifdef CONFIG_IPIPE - _set_irq_handler(irq, handle_edge_irq); + _set_irq_handler(irq, handle_level_irq); #else struct irq_desc *desc = irq_desc + irq; /* May not call generic set_irq_handler() due to spinlock @@ -1055,13 +1065,18 @@ int __init init_arch_irq(void) #endif default: #ifdef CONFIG_IPIPE - /* - * We want internal interrupt sources to be masked, because - * ISRs may trigger interrupts recursively (e.g. DMA), but - * interrupts are _not_ masked at CPU level. So let's handle - * them as level interrupts. - */ - set_irq_handler(irq, handle_level_irq); + /* + * We want internal interrupt sources to be + * masked, because ISRs may trigger interrupts + * recursively (e.g. DMA), but interrupts are + * _not_ masked at CPU level. So let's handle + * most of them as level interrupts, except + * the timer interrupt which is special. + */ + if (irq == IRQ_SYSTMR || irq == IRQ_CORETMR) + set_irq_handler(irq, handle_simple_irq); + else + set_irq_handler(irq, handle_level_irq); #else /* !CONFIG_IPIPE */ set_irq_handler(irq, handle_simple_irq); #endif /* !CONFIG_IPIPE */ @@ -1123,9 +1138,8 @@ int __init init_arch_irq(void) #ifdef CONFIG_IPIPE for (irq = 0; irq < NR_IRQS; irq++) { - struct irq_desc *desc = irq_desc + irq; + struct irq_desc *desc = irq_to_desc(irq); desc->ic_prio = __ipipe_get_irq_priority(irq); - desc->thr_prio = __ipipe_get_irqthread_priority(irq); } #endif /* CONFIG_IPIPE */ @@ -1208,76 +1222,21 @@ int __ipipe_get_irq_priority(unsigned irq) return IVG15; } -int __ipipe_get_irqthread_priority(unsigned irq) -{ - int ient, prio; - int demux_irq; - - /* The returned priority value is rescaled to [0..IVG13+1] - * with 0 being the lowest effective priority level. */ - - if (irq <= IRQ_CORETMR) - return IVG13 - irq + 1; - - /* GPIO IRQs are given the priority of the demux - * interrupt. */ - if (IS_GPIOIRQ(irq)) { -#if defined(CONFIG_BF54x) - u32 bank = PINT_2_BANK(irq2pint_lut[irq - SYS_IRQS]); - demux_irq = (bank == 0 ? IRQ_PINT0 : - bank == 1 ? IRQ_PINT1 : - bank == 2 ? IRQ_PINT2 : - IRQ_PINT3); -#elif defined(CONFIG_BF561) - demux_irq = (irq >= IRQ_PF32 ? IRQ_PROG2_INTA : - irq >= IRQ_PF16 ? IRQ_PROG1_INTA : - IRQ_PROG0_INTA); -#elif defined(CONFIG_BF52x) - demux_irq = (irq >= IRQ_PH0 ? IRQ_PORTH_INTA : - irq >= IRQ_PG0 ? IRQ_PORTG_INTA : - IRQ_PORTF_INTA); -#else - demux_irq = irq; -#endif - return IVG13 - PRIO_GPIODEMUX(demux_irq) + 1; - } - - /* The GPIO demux interrupt is given a lower priority - * than the GPIO IRQs, so that its threaded handler - * unmasks the interrupt line after the decoded IRQs - * have been processed. */ - prio = PRIO_GPIODEMUX(irq); - /* demux irq? */ - if (prio != -1) - return IVG13 - prio; - - for (ient = 0; ient < NR_PERI_INTS; ient++) { - struct ivgx *ivg = ivg_table + ient; - if (ivg->irqno == irq) { - for (prio = 0; prio <= IVG13-IVG7; prio++) { - if (ivg7_13[prio].ifirst <= ivg && - ivg7_13[prio].istop > ivg) - return IVG7 - prio; - } - } - } - - return 0; -} - /* Hw interrupts are disabled on entry (check SAVE_CONTEXT). */ #ifdef CONFIG_DO_IRQ_L1 __attribute__((l1_text)) #endif asmlinkage int __ipipe_grab_irq(int vec, struct pt_regs *regs) { + struct ipipe_percpu_domain_data *p = ipipe_root_cpudom_ptr(); + struct ipipe_domain *this_domain = ipipe_current_domain; struct ivgx *ivg_stop = ivg7_13[vec-IVG7].istop; struct ivgx *ivg = ivg7_13[vec-IVG7].ifirst; - int irq; + int irq, s; if (likely(vec == EVT_IVTMR_P)) { irq = IRQ_CORETMR; - goto handle_irq; + goto core_tick; } SSYNC(); @@ -1319,24 +1278,39 @@ asmlinkage int __ipipe_grab_irq(int vec, struct pt_regs *regs) irq = ivg->irqno; if (irq == IRQ_SYSTMR) { +#ifdef CONFIG_GENERIC_CLOCKEVENTS +core_tick: +#else bfin_write_TIMER_STATUS(1); /* Latch TIMIL0 */ +#endif /* This is basically what we need from the register frame. */ __raw_get_cpu_var(__ipipe_tick_regs).ipend = regs->ipend; __raw_get_cpu_var(__ipipe_tick_regs).pc = regs->pc; - if (!ipipe_root_domain_p) - __raw_get_cpu_var(__ipipe_tick_regs).ipend |= 0x10; - else + if (this_domain != ipipe_root_domain) __raw_get_cpu_var(__ipipe_tick_regs).ipend &= ~0x10; + else + __raw_get_cpu_var(__ipipe_tick_regs).ipend |= 0x10; } -handle_irq: +#ifndef CONFIG_GENERIC_CLOCKEVENTS +core_tick: +#endif + if (this_domain == ipipe_root_domain) { + s = __test_and_set_bit(IPIPE_SYNCDEFER_FLAG, &p->status); + barrier(); + } ipipe_trace_irq_entry(irq); __ipipe_handle_irq(irq, regs); - ipipe_trace_irq_exit(irq); + ipipe_trace_irq_exit(irq); - if (ipipe_root_domain_p) - return !test_bit(IPIPE_STALL_FLAG, &ipipe_root_cpudom_var(status)); + if (this_domain == ipipe_root_domain) { + set_thread_flag(TIF_IRQ_SYNC); + if (!s) { + __clear_bit(IPIPE_SYNCDEFER_FLAG, &p->status); + return !test_bit(IPIPE_STALL_FLAG, &p->status); + } + } return 0; } diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c index 77c992847094..93eab6146079 100644 --- a/arch/blackfin/mach-common/smp.c +++ b/arch/blackfin/mach-common/smp.c @@ -158,10 +158,14 @@ static irqreturn_t ipi_handler(int irq, void *dev_instance) kfree(msg); break; case BFIN_IPI_CALL_FUNC: + spin_unlock(&msg_queue->lock); ipi_call_function(cpu, msg); + spin_lock(&msg_queue->lock); break; case BFIN_IPI_CPU_STOP: + spin_unlock(&msg_queue->lock); ipi_cpu_stop(cpu); + spin_lock(&msg_queue->lock); kfree(msg); break; default: @@ -457,7 +461,7 @@ void smp_icache_flush_range_others(unsigned long start, unsigned long end) smp_flush_data.start = start; smp_flush_data.end = end; - if (smp_call_function(&ipi_flush_icache, &smp_flush_data, 1)) + if (smp_call_function(&ipi_flush_icache, &smp_flush_data, 0)) printk(KERN_WARNING "SMP: failed to run I-cache flush request on other CPUs\n"); } EXPORT_SYMBOL_GPL(smp_icache_flush_range_others); diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c index d0532b72bba5..9c3629b9a689 100644 --- a/arch/blackfin/mm/init.c +++ b/arch/blackfin/mm/init.c @@ -104,7 +104,7 @@ void __init paging_init(void) } } -asmlinkage void init_pda(void) +asmlinkage void __init init_pda(void) { unsigned int cpu = raw_smp_processor_id(); diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S index f45e4e508eca..3765efc5f963 100644 --- a/arch/ia64/kernel/vmlinux.lds.S +++ b/arch/ia64/kernel/vmlinux.lds.S @@ -213,17 +213,9 @@ SECTIONS { *(.data.cacheline_aligned) } /* Per-cpu data: */ - percpu : { } :percpu . = ALIGN(PERCPU_PAGE_SIZE); - __phys_per_cpu_start = .; - .data.percpu PERCPU_ADDR : AT(__phys_per_cpu_start - LOAD_OFFSET) - { - __per_cpu_start = .; - *(.data.percpu.page_aligned) - *(.data.percpu) - *(.data.percpu.shared_aligned) - __per_cpu_end = .; - } + PERCPU_VADDR(PERCPU_ADDR, :percpu) + __phys_per_cpu_start = __per_cpu_load; . = __phys_per_cpu_start + PERCPU_PAGE_SIZE; /* ensure percpu data fits * into percpu page size */ diff --git a/arch/ia64/sn/pci/pcibr/pcibr_dma.c b/arch/ia64/sn/pci/pcibr/pcibr_dma.c index e626e50a938a..060df4aa9916 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_dma.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_dma.c @@ -135,11 +135,10 @@ pcibr_dmatrans_direct64(struct pcidev_info * info, u64 paddr, if (SN_DMA_ADDRTYPE(dma_flags) == SN_DMA_ADDR_PHYS) pci_addr = IS_PIC_SOFT(pcibus_info) ? PHYS_TO_DMA(paddr) : - PHYS_TO_TIODMA(paddr) | dma_attributes; + PHYS_TO_TIODMA(paddr); else - pci_addr = IS_PIC_SOFT(pcibus_info) ? - paddr : - paddr | dma_attributes; + pci_addr = paddr; + pci_addr |= dma_attributes; /* Handle Bus mode */ if (IS_PCIX(pcibus_info)) diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c index d01a5d2b7557..db902540bf2c 100644 --- a/arch/m68knommu/platform/5206e/config.c +++ b/arch/m68knommu/platform/5206e/config.c @@ -17,6 +17,7 @@ #include <asm/coldfire.h> #include <asm/mcfsim.h> #include <asm/mcfdma.h> +#include <asm/mcfuart.h> /***************************************************************************/ diff --git a/arch/m68knommu/platform/528x/config.c b/arch/m68knommu/platform/528x/config.c index dfdb5c2ed8e6..44baeb225dc7 100644 --- a/arch/m68knommu/platform/528x/config.c +++ b/arch/m68knommu/platform/528x/config.c @@ -24,7 +24,6 @@ #include <asm/coldfire.h> #include <asm/mcfsim.h> #include <asm/mcfuart.h> -#include <asm/mcfqspi.h> #ifdef CONFIG_MTD_PARTITIONS #include <linux/mtd/partitions.h> @@ -33,233 +32,6 @@ /***************************************************************************/ void coldfire_reset(void); -static void coldfire_qspi_cs_control(u8 cs, u8 command); - -/***************************************************************************/ - -#if defined(CONFIG_SPI) - -#if defined(CONFIG_WILDFIRE) -#define SPI_NUM_CHIPSELECTS 0x02 -#define SPI_PAR_VAL 0x07 /* Enable DIN, DOUT, CLK */ -#define SPI_CS_MASK 0x18 - -#define FLASH_BLOCKSIZE (1024*64) -#define FLASH_NUMBLOCKS 16 -#define FLASH_TYPE "m25p80" - -#define M25P80_CS 0 -#define MMC_CS 1 - -#ifdef CONFIG_MTD_PARTITIONS -static struct mtd_partition stm25p_partitions[] = { - /* sflash */ - [0] = { - .name = "stm25p80", - .offset = 0x00000000, - .size = FLASH_BLOCKSIZE * FLASH_NUMBLOCKS, - .mask_flags = 0 - } -}; - -#endif - -#elif defined(CONFIG_WILDFIREMOD) - -#define SPI_NUM_CHIPSELECTS 0x08 -#define SPI_PAR_VAL 0x07 /* Enable DIN, DOUT, CLK */ -#define SPI_CS_MASK 0x78 - -#define FLASH_BLOCKSIZE (1024*64) -#define FLASH_NUMBLOCKS 64 -#define FLASH_TYPE "m25p32" -/* Reserve 1M for the kernel parition */ -#define FLASH_KERNEL_SIZE (1024 * 1024) - -#define M25P80_CS 5 -#define MMC_CS 6 - -#ifdef CONFIG_MTD_PARTITIONS -static struct mtd_partition stm25p_partitions[] = { - /* sflash */ - [0] = { - .name = "kernel", - .offset = FLASH_BLOCKSIZE * FLASH_NUMBLOCKS - FLASH_KERNEL_SIZE, - .size = FLASH_KERNEL_SIZE, - .mask_flags = 0 - }, - [1] = { - .name = "image", - .offset = 0x00000000, - .size = FLASH_BLOCKSIZE * FLASH_NUMBLOCKS - FLASH_KERNEL_SIZE, - .mask_flags = 0 - }, - [2] = { - .name = "all", - .offset = 0x00000000, - .size = FLASH_BLOCKSIZE * FLASH_NUMBLOCKS, - .mask_flags = 0 - } -}; -#endif - -#else -#define SPI_NUM_CHIPSELECTS 0x04 -#define SPI_PAR_VAL 0x7F /* Enable DIN, DOUT, CLK, CS0 - CS4 */ -#endif - -#ifdef MMC_CS -static struct coldfire_spi_chip flash_chip_info = { - .mode = SPI_MODE_0, - .bits_per_word = 16, - .del_cs_to_clk = 17, - .del_after_trans = 1, - .void_write_data = 0 -}; - -static struct coldfire_spi_chip mmc_chip_info = { - .mode = SPI_MODE_0, - .bits_per_word = 16, - .del_cs_to_clk = 17, - .del_after_trans = 1, - .void_write_data = 0xFFFF -}; -#endif - -#ifdef M25P80_CS -static struct flash_platform_data stm25p80_platform_data = { - .name = "ST M25P80 SPI Flash chip", -#ifdef CONFIG_MTD_PARTITIONS - .parts = stm25p_partitions, - .nr_parts = sizeof(stm25p_partitions) / sizeof(*stm25p_partitions), -#endif - .type = FLASH_TYPE -}; -#endif - -static struct spi_board_info spi_board_info[] __initdata = { -#ifdef M25P80_CS - { - .modalias = "m25p80", - .max_speed_hz = 16000000, - .bus_num = 1, - .chip_select = M25P80_CS, - .platform_data = &stm25p80_platform_data, - .controller_data = &flash_chip_info - }, -#endif -#ifdef MMC_CS - { - .modalias = "mmc_spi", - .max_speed_hz = 16000000, - .bus_num = 1, - .chip_select = MMC_CS, - .controller_data = &mmc_chip_info - } -#endif -}; - -static struct coldfire_spi_master coldfire_master_info = { - .bus_num = 1, - .num_chipselect = SPI_NUM_CHIPSELECTS, - .irq_source = MCF5282_QSPI_IRQ_SOURCE, - .irq_vector = MCF5282_QSPI_IRQ_VECTOR, - .irq_mask = ((0x01 << MCF5282_QSPI_IRQ_SOURCE) | 0x01), - .irq_lp = 0x2B, /* Level 5 and Priority 3 */ - .par_val = SPI_PAR_VAL, - .cs_control = coldfire_qspi_cs_control, -}; - -static struct resource coldfire_spi_resources[] = { - [0] = { - .name = "qspi-par", - .start = MCF5282_QSPI_PAR, - .end = MCF5282_QSPI_PAR, - .flags = IORESOURCE_MEM - }, - - [1] = { - .name = "qspi-module", - .start = MCF5282_QSPI_QMR, - .end = MCF5282_QSPI_QMR + 0x18, - .flags = IORESOURCE_MEM - }, - - [2] = { - .name = "qspi-int-level", - .start = MCF5282_INTC0 + MCFINTC_ICR0 + MCF5282_QSPI_IRQ_SOURCE, - .end = MCF5282_INTC0 + MCFINTC_ICR0 + MCF5282_QSPI_IRQ_SOURCE, - .flags = IORESOURCE_MEM - }, - - [3] = { - .name = "qspi-int-mask", - .start = MCF5282_INTC0 + MCFINTC_IMRL, - .end = MCF5282_INTC0 + MCFINTC_IMRL, - .flags = IORESOURCE_MEM - } -}; - -static struct platform_device coldfire_spi = { - .name = "spi_coldfire", - .id = -1, - .resource = coldfire_spi_resources, - .num_resources = ARRAY_SIZE(coldfire_spi_resources), - .dev = { - .platform_data = &coldfire_master_info, - } -}; - -static void coldfire_qspi_cs_control(u8 cs, u8 command) -{ - u8 cs_bit = ((0x01 << cs) << 3) & SPI_CS_MASK; - -#if defined(CONFIG_WILDFIRE) - u8 cs_mask = ~(((0x01 << cs) << 3) & SPI_CS_MASK); -#endif -#if defined(CONFIG_WILDFIREMOD) - u8 cs_mask = (cs << 3) & SPI_CS_MASK; -#endif - - /* - * Don't do anything if the chip select is not - * one of the port qs pins. - */ - if (command & QSPI_CS_INIT) { -#if defined(CONFIG_WILDFIRE) - MCF5282_GPIO_DDRQS |= cs_bit; - MCF5282_GPIO_PQSPAR &= ~cs_bit; -#endif - -#if defined(CONFIG_WILDFIREMOD) - MCF5282_GPIO_DDRQS |= SPI_CS_MASK; - MCF5282_GPIO_PQSPAR &= ~SPI_CS_MASK; -#endif - } - - if (command & QSPI_CS_ASSERT) { - MCF5282_GPIO_PORTQS &= ~SPI_CS_MASK; - MCF5282_GPIO_PORTQS |= cs_mask; - } else if (command & QSPI_CS_DROP) { - MCF5282_GPIO_PORTQS |= SPI_CS_MASK; - } -} - -static int __init spi_dev_init(void) -{ - int retval; - - retval = platform_device_register(&coldfire_spi); - if (retval < 0) - return retval; - - if (ARRAY_SIZE(spi_board_info)) - retval = spi_register_board_info(spi_board_info, ARRAY_SIZE(spi_board_info)); - - return retval; -} - -#endif /* CONFIG_SPI */ /***************************************************************************/ diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index e61465a18c7e..206cb7953b0c 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -238,8 +238,12 @@ config MIPS_SIM This option enables support for MIPS Technologies MIPSsim software emulator. -config MACH_EMMA - bool "NEC EMMA series based machines" +config NEC_MARKEINS + bool "NEC EMMA2RH Mark-eins board" + select SOC_EMMA2RH + select HW_HAS_PCI + help + This enables support for the NEC Electronics Mark-eins boards. config MACH_VR41XX bool "NEC VR4100 series based machines" @@ -637,7 +641,6 @@ endchoice source "arch/mips/alchemy/Kconfig" source "arch/mips/basler/excite/Kconfig" -source "arch/mips/emma/Kconfig" source "arch/mips/jazz/Kconfig" source "arch/mips/lasat/Kconfig" source "arch/mips/pmc-sierra/Kconfig" @@ -895,6 +898,18 @@ config MIPS_RM9122 bool select SERIAL_RM9000 +config SOC_EMMA2RH + bool + select CEVT_R4K + select CSRC_R4K + select DMA_NONCOHERENT + select IRQ_CPU + select SWAP_IO_SPACE + select SYS_HAS_CPU_R5500 + select SYS_SUPPORTS_32BIT_KERNEL + select SYS_SUPPORTS_64BIT_KERNEL + select SYS_SUPPORTS_BIG_ENDIAN + config SOC_PNX833X bool select CEVT_R4K @@ -930,11 +945,6 @@ config SOC_PNX8550 config SWAP_IO_SPACE bool -config EMMA2RH - bool - depends on MARKEINS - default y - config SERIAL_RM9000 bool diff --git a/arch/mips/Makefile b/arch/mips/Makefile index 21b00e95daef..22dab2e14348 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -416,7 +416,7 @@ load-$(CONFIG_PNX8550_STB810) += 0xffffffff80060000 # # Common NEC EMMAXXX # -core-$(CONFIG_SOC_EMMA) += arch/mips/emma/common/ +core-$(CONFIG_SOC_EMMA2RH) += arch/mips/emma/common/ cflags-$(CONFIG_SOC_EMMA2RH) += -I$(srctree)/arch/mips/include/asm/mach-emma2rh # diff --git a/arch/mips/configs/ip27_defconfig b/arch/mips/configs/ip27_defconfig index f2baea3039bb..0208723adf28 100644 --- a/arch/mips/configs/ip27_defconfig +++ b/arch/mips/configs/ip27_defconfig @@ -512,7 +512,7 @@ CONFIG_MD_LINEAR=m CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y CONFIG_MD_RAID10=m -CONFIG_MD_RAID456=m +CONFIG_MD_RAID456=y CONFIG_MD_RAID5_RESHAPE=y CONFIG_MD_MULTIPATH=m CONFIG_MD_FAULTY=m diff --git a/arch/mips/configs/jmr3927_defconfig b/arch/mips/configs/jmr3927_defconfig index 9d5bd2a0af3d..5380f1f582d9 100644 --- a/arch/mips/configs/jmr3927_defconfig +++ b/arch/mips/configs/jmr3927_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.26-rc9 -# Fri Jul 11 23:01:36 2008 +# Linux kernel version: 2.6.29-rc7 +# Wed Mar 4 23:07:16 2009 # CONFIG_MIPS=y @@ -18,8 +18,10 @@ CONFIG_MIPS=y # CONFIG_LEMOTE_FULONG is not set # CONFIG_MIPS_MALTA is not set # CONFIG_MIPS_SIM is not set -# CONFIG_MARKEINS is not set +# CONFIG_MACH_EMMA is not set # CONFIG_MACH_VR41XX is not set +# CONFIG_NXP_STB220 is not set +# CONFIG_NXP_STB225 is not set # CONFIG_PNX8550_JBS is not set # CONFIG_PNX8550_STB810 is not set # CONFIG_PMC_MSP is not set @@ -39,7 +41,11 @@ CONFIG_MIPS=y # CONFIG_SNI_RM is not set CONFIG_MACH_TX39XX=y # CONFIG_MACH_TX49XX is not set +# CONFIG_MIKROTIK_RB532 is not set # CONFIG_WR_PPMC is not set +# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set +# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set +CONFIG_MACH_TXX9=y CONFIG_TOSHIBA_JMR3927=y CONFIG_SOC_TX3927=y # CONFIG_TOSHIBA_FPCIB0 is not set @@ -54,12 +60,14 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CMOS_UPDATE=y -CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y +CONFIG_SCHED_OMIT_FRAME_POINTER=y CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y CONFIG_CEVT_TXX9=y CONFIG_GPIO_TXX9=y CONFIG_DMA_NONCOHERENT=y CONFIG_DMA_NEED_PCI_MAP_STATE=y +CONFIG_EARLY_PRINTK=y +CONFIG_SYS_HAS_EARLY_PRINTK=y # CONFIG_HOTPLUG_CPU is not set # CONFIG_NO_IOPORT is not set CONFIG_GENERIC_GPIO=y @@ -87,6 +95,7 @@ CONFIG_CPU_TX39XX=y # CONFIG_CPU_TX49XX is not set # CONFIG_CPU_R5000 is not set # CONFIG_CPU_R5432 is not set +# CONFIG_CPU_R5500 is not set # CONFIG_CPU_R6000 is not set # CONFIG_CPU_NEVADA is not set # CONFIG_CPU_R8000 is not set @@ -94,6 +103,7 @@ CONFIG_CPU_TX39XX=y # CONFIG_CPU_RM7000 is not set # CONFIG_CPU_RM9000 is not set # CONFIG_CPU_SB1 is not set +# CONFIG_CPU_CAVIUM_OCTEON is not set CONFIG_SYS_HAS_CPU_TX39XX=y CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y CONFIG_CPU_SUPPORTS_32BIT_KERNEL=y @@ -117,14 +127,12 @@ CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y -# CONFIG_TICK_ONESHOT is not set +CONFIG_UNEVICTABLE_LRU=y # CONFIG_NO_HZ is not set # CONFIG_HIGH_RES_TIMERS is not set CONFIG_GENERIC_CLOCKEVENTS_BUILD=y @@ -159,6 +167,15 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_CGROUPS is not set @@ -171,7 +188,6 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_EXTRA_PASS is not set # CONFIG_HOTPLUG is not set @@ -188,26 +204,23 @@ CONFIG_SIGNALFD=y CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y -# CONFIG_HAVE_KPROBES is not set -# CONFIG_HAVE_KRETPROBES is not set -# CONFIG_HAVE_DMA_ATTRS is not set -CONFIG_PROC_PAGE_MONITOR=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 # CONFIG_MODULES is not set CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -221,7 +234,7 @@ CONFIG_IOSCHED_CFQ=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" -CONFIG_CLASSIC_RCU=y +# CONFIG_FREEZER is not set # # Bus options (PCI, PCMCIA, EISA, ISA, TC) @@ -231,12 +244,15 @@ CONFIG_PCI=y CONFIG_PCI_DOMAINS=y # CONFIG_ARCH_SUPPORTS_MSI is not set CONFIG_PCI_LEGACY=y +# CONFIG_PCI_STUB is not set CONFIG_MMU=y # # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set CONFIG_TRAD_SIGNALS=y @@ -245,15 +261,12 @@ CONFIG_TRAD_SIGNALS=y # CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_PM is not set - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set CONFIG_UNIX=y @@ -293,6 +306,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_IPX is not set # CONFIG_ATALK is not set # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing @@ -302,14 +316,9 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set - -# -# Wireless -# -# CONFIG_CFG80211 is not set -# CONFIG_WIRELESS_EXT is not set -# CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_PHONET is not set +# CONFIG_WIRELESS is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # @@ -323,7 +332,89 @@ CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_SYS_HYPERVISOR is not set # CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_CONCAT is not set +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_REDBOOT_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +# CONFIG_MTD_BLKDEVS is not set +# CONFIG_MTD_BLOCK is not set +# CONFIG_MTD_BLOCK_RO is not set +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +CONFIG_MTD_JEDECPROBE=y +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +# CONFIG_MTD_PHYSMAP_COMPAT is not set +# CONFIG_MTD_INTEL_VR_NOR is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# LPDDR flash memory drivers +# +# CONFIG_MTD_LPDDR is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_DA is not set @@ -336,6 +427,7 @@ CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_RAM is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set # CONFIG_MISC_DEVICES is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -361,7 +453,6 @@ CONFIG_HAVE_IDE=y # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_EQUALIZER is not set @@ -383,6 +474,9 @@ CONFIG_PHYLIB=y # CONFIG_BROADCOM_PHY is not set # CONFIG_ICPLUS_PHY is not set # CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set # CONFIG_FIXED_PHY is not set # CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y @@ -392,6 +486,7 @@ CONFIG_NET_ETHERNET=y # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set +# CONFIG_SMC91X is not set # CONFIG_DM9000 is not set # CONFIG_NET_TULIP is not set # CONFIG_HP100 is not set @@ -399,6 +494,9 @@ CONFIG_NET_ETHERNET=y # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y # CONFIG_PCNET32 is not set # CONFIG_AMD8111_ETH is not set @@ -406,7 +504,6 @@ CONFIG_NET_PCI=y # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set CONFIG_TC35815=y -# CONFIG_EEPRO100 is not set # CONFIG_E100 is not set # CONFIG_FEALNX is not set # CONFIG_NATSEMI is not set @@ -415,9 +512,11 @@ CONFIG_TC35815=y # CONFIG_R6040 is not set # CONFIG_SIS900 is not set # CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set # CONFIG_SUNDANCE is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set +# CONFIG_ATL2 is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set @@ -428,6 +527,10 @@ CONFIG_TC35815=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set # CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_PPP is not set @@ -440,27 +543,7 @@ CONFIG_TC35815=y # # Input device support # -CONFIG_INPUT=y -# CONFIG_INPUT_FF_MEMLESS is not set -# CONFIG_INPUT_POLLDEV is not set - -# -# Userland interfaces -# -# CONFIG_INPUT_MOUSEDEV is not set -# CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_EVDEV is not set -# CONFIG_INPUT_EVBUG is not set - -# -# Input Device Drivers -# -# CONFIG_INPUT_KEYBOARD is not set -# CONFIG_INPUT_MOUSE is not set -# CONFIG_INPUT_JOYSTICK is not set -# CONFIG_INPUT_TABLET is not set -# CONFIG_INPUT_TOUCHSCREEN is not set -# CONFIG_INPUT_MISC is not set +# CONFIG_INPUT is not set # # Hardware I/O ports @@ -517,10 +600,11 @@ CONFIG_LEGACY_PTY_COUNT=256 CONFIG_DEVPORT=y # CONFIG_I2C is not set # CONFIG_SPI is not set -CONFIG_HAVE_GPIO_LIB=y +CONFIG_ARCH_REQUIRE_GPIOLIB=y +CONFIG_GPIOLIB=y # -# GPIO Support +# Memory mapped GPIO expanders: # # @@ -528,6 +612,11 @@ CONFIG_HAVE_GPIO_LIB=y # # +# PCI GPIO expanders: +# +# CONFIG_GPIO_BT8XX is not set + +# # SPI GPIO expanders: # # CONFIG_W1 is not set @@ -542,6 +631,7 @@ CONFIG_WATCHDOG=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set +# CONFIG_ALIM7101_WDT is not set CONFIG_TXX9_WDT=y # @@ -549,18 +639,21 @@ CONFIG_TXX9_WDT=y # # CONFIG_PCIPCWATCHDOG is not set # CONFIG_WDTPCI is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -591,16 +684,26 @@ CONFIG_SSB_POSSIBLE=y # Display device support # # CONFIG_DISPLAY_SUPPORT is not set - -# -# Sound -# # CONFIG_SOUND is not set -# CONFIG_HID_SUPPORT is not set # CONFIG_USB_SUPPORT is not set # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set -# CONFIG_NEW_LEDS is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y + +# +# LED drivers +# +CONFIG_LEDS_GPIO=y + +# +# LED Triggers +# +CONFIG_LEDS_TRIGGERS=y +# CONFIG_LEDS_TRIGGER_TIMER is not set +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +# CONFIG_LEDS_TRIGGER_BACKLIGHT is not set +# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set # CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set CONFIG_RTC_LIB=y @@ -626,27 +729,34 @@ CONFIG_RTC_INTF_DEV=y # Platform RTC drivers # # CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set CONFIG_RTC_DRV_DS1742=y # CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set # # on-CPU RTC drivers # +# CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems # # CONFIG_EXT2_FS is not set # CONFIG_EXT3_FS is not set +# CONFIG_EXT4_FS is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set CONFIG_DNOTIFY=y @@ -676,28 +786,17 @@ CONFIG_INOTIFY_USER=y CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y # CONFIG_TMPFS is not set # CONFIG_HUGETLB_PAGE is not set # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_HFSPLUS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_ROMFS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set +# CONFIG_MISC_FILESYSTEMS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y # CONFIG_NFS_V3 is not set -# CONFIG_NFSD is not set CONFIG_ROOT_NFS=y +# CONFIG_NFSD is not set CONFIG_LOCKD=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y @@ -726,7 +825,16 @@ CONFIG_FRAME_WARN=1024 # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set # CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y + +# +# Tracers +# +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y CONFIG_CMDLINE="" # @@ -734,15 +842,18 @@ CONFIG_CMDLINE="" # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set # CONFIG_CRYPTO is not set # # Library routines # CONFIG_BITREVERSE=y -# CONFIG_GENERIC_FIND_FIRST_BIT is not set +CONFIG_GENERIC_FIND_LAST_BIT=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set diff --git a/arch/mips/configs/emma2rh_defconfig b/arch/mips/configs/markeins_defconfig index fea9bc9865a3..bad8901f8f3c 100644 --- a/arch/mips/configs/emma2rh_defconfig +++ b/arch/mips/configs/markeins_defconfig @@ -35,7 +35,7 @@ CONFIG_ZONE_DMA=y # CONFIG_PNX8550_STB810 is not set # CONFIG_MACH_VR41XX is not set # CONFIG_PMC_YOSEMITE is not set -CONFIG_MARKEINS=y +CONFIG_NEC_MARKEINS=y # CONFIG_SGI_IP22 is not set # CONFIG_SGI_IP27 is not set # CONFIG_SGI_IP32 is not set @@ -68,7 +68,7 @@ CONFIG_SYS_SUPPORTS_BIG_ENDIAN=y CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y CONFIG_IRQ_CPU=y CONFIG_SWAP_IO_SPACE=y -CONFIG_EMMA2RH=y +CONFIG_SOC_EMMA2RH=y CONFIG_MIPS_L1_CACHE_SHIFT=5 # @@ -574,9 +574,9 @@ CONFIG_MTD_CFI_UTIL=y # # CONFIG_MTD_COMPLEX_MAPPINGS is not set CONFIG_MTD_PHYSMAP=y -CONFIG_MTD_PHYSMAP_START=0x1e000000 -CONFIG_MTD_PHYSMAP_LEN=0x02000000 -CONFIG_MTD_PHYSMAP_BANKWIDTH=2 +CONFIG_MTD_PHYSMAP_START=0x0 +CONFIG_MTD_PHYSMAP_LEN=0x0 +CONFIG_MTD_PHYSMAP_BANKWIDTH=0 # CONFIG_MTD_PLATRAM is not set # diff --git a/arch/mips/configs/rbtx49xx_defconfig b/arch/mips/configs/rbtx49xx_defconfig index 83d5c58662c8..1efe977497dd 100644 --- a/arch/mips/configs/rbtx49xx_defconfig +++ b/arch/mips/configs/rbtx49xx_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.26-rc9 -# Fri Jul 11 23:03:21 2008 +# Linux kernel version: 2.6.29-rc7 +# Wed Mar 4 23:08:06 2009 # CONFIG_MIPS=y @@ -18,8 +18,10 @@ CONFIG_MIPS=y # CONFIG_LEMOTE_FULONG is not set # CONFIG_MIPS_MALTA is not set # CONFIG_MIPS_SIM is not set -# CONFIG_MARKEINS is not set +# CONFIG_MACH_EMMA is not set # CONFIG_MACH_VR41XX is not set +# CONFIG_NXP_STB220 is not set +# CONFIG_NXP_STB225 is not set # CONFIG_PNX8550_JBS is not set # CONFIG_PNX8550_STB810 is not set # CONFIG_PMC_MSP is not set @@ -39,20 +41,28 @@ CONFIG_MIPS=y # CONFIG_SNI_RM is not set # CONFIG_MACH_TX39XX is not set CONFIG_MACH_TX49XX=y +# CONFIG_MIKROTIK_RB532 is not set # CONFIG_WR_PPMC is not set +# CONFIG_CAVIUM_OCTEON_SIMULATOR is not set +# CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set +CONFIG_MACH_TXX9=y CONFIG_TOSHIBA_RBTX4927=y CONFIG_TOSHIBA_RBTX4938=y +CONFIG_TOSHIBA_RBTX4939=y CONFIG_SOC_TX4927=y CONFIG_SOC_TX4938=y +CONFIG_SOC_TX4939=y +CONFIG_TXX9_7SEGLED=y # CONFIG_TOSHIBA_FPCIB0 is not set CONFIG_PICMG_PCI_BACKPLANE_DEFAULT=y # # Multiplex Pin Select # -CONFIG_TOSHIBA_RBTX4938_MPLEX_PIO58_61=y +# CONFIG_TOSHIBA_RBTX4938_MPLEX_PIO58_61 is not set # CONFIG_TOSHIBA_RBTX4938_MPLEX_NAND is not set # CONFIG_TOSHIBA_RBTX4938_MPLEX_ATA is not set +CONFIG_TOSHIBA_RBTX4938_MPLEX_KEEP=y CONFIG_PCI_TX4927=y CONFIG_RWSEM_GENERIC_SPINLOCK=y # CONFIG_ARCH_HAS_ILOG2_U32 is not set @@ -64,14 +74,18 @@ CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CMOS_UPDATE=y -CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y +CONFIG_SCHED_OMIT_FRAME_POINTER=y CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_CEVT_R4K_LIB=y CONFIG_CEVT_R4K=y CONFIG_CEVT_TXX9=y +CONFIG_CSRC_R4K_LIB=y CONFIG_CSRC_R4K=y CONFIG_GPIO_TXX9=y CONFIG_DMA_NONCOHERENT=y CONFIG_DMA_NEED_PCI_MAP_STATE=y +CONFIG_EARLY_PRINTK=y +CONFIG_SYS_HAS_EARLY_PRINTK=y # CONFIG_HOTPLUG_CPU is not set # CONFIG_NO_IOPORT is not set CONFIG_GENERIC_GPIO=y @@ -100,6 +114,7 @@ CONFIG_MIPS_L1_CACHE_SHIFT=5 CONFIG_CPU_TX49XX=y # CONFIG_CPU_R5000 is not set # CONFIG_CPU_R5432 is not set +# CONFIG_CPU_R5500 is not set # CONFIG_CPU_R6000 is not set # CONFIG_CPU_NEVADA is not set # CONFIG_CPU_R8000 is not set @@ -107,6 +122,7 @@ CONFIG_CPU_TX49XX=y # CONFIG_CPU_RM7000 is not set # CONFIG_CPU_RM9000 is not set # CONFIG_CPU_SB1 is not set +# CONFIG_CPU_CAVIUM_OCTEON is not set CONFIG_SYS_HAS_CPU_TX49XX=y CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y CONFIG_SYS_SUPPORTS_64BIT_KERNEL=y @@ -134,13 +150,12 @@ CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set -# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y CONFIG_TICK_ONESHOT=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y @@ -176,6 +191,15 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -190,7 +214,6 @@ CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_EXTRA_PASS is not set # CONFIG_HOTPLUG is not set @@ -207,30 +230,26 @@ CONFIG_SIGNALFD=y CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y -# CONFIG_HAVE_KPROBES is not set -# CONFIG_HAVE_KRETPROBES is not set -# CONFIG_HAVE_DMA_ATTRS is not set -CONFIG_PROC_PAGE_MONITOR=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y # CONFIG_MODULE_FORCE_LOAD is not set -# CONFIG_MODULE_UNLOAD is not set +CONFIG_MODULE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -244,7 +263,8 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" -CONFIG_CLASSIC_RCU=y +# CONFIG_PROBE_INITRD_HEADER is not set +# CONFIG_FREEZER is not set # # Bus options (PCI, PCMCIA, EISA, ISA, TC) @@ -254,12 +274,15 @@ CONFIG_PCI=y CONFIG_PCI_DOMAINS=y # CONFIG_ARCH_SUPPORTS_MSI is not set # CONFIG_PCI_LEGACY is not set +# CONFIG_PCI_STUB is not set CONFIG_MMU=y # # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set CONFIG_TRAD_SIGNALS=y @@ -268,15 +291,12 @@ CONFIG_TRAD_SIGNALS=y # CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_PM is not set - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set CONFIG_UNIX=y @@ -318,6 +338,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_IPX is not set # CONFIG_ATALK is not set # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing @@ -327,14 +348,9 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set - -# -# Wireless -# -# CONFIG_CFG80211 is not set -# CONFIG_WIRELESS_EXT is not set -# CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_PHONET is not set +# CONFIG_WIRELESS is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # @@ -348,7 +364,90 @@ CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_SYS_HYPERVISOR is not set # CONFIG_CONNECTOR is not set -# CONFIG_MTD is not set +CONFIG_MTD=y +# CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_CONCAT is not set +CONFIG_MTD_PARTITIONS=y +# CONFIG_MTD_TESTS is not set +# CONFIG_MTD_REDBOOT_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +# CONFIG_MTD_AR7_PARTS is not set + +# +# User Modules And Translation Layers +# +CONFIG_MTD_CHAR=y +# CONFIG_MTD_BLKDEVS is not set +# CONFIG_MTD_BLOCK is not set +# CONFIG_MTD_BLOCK_RO is not set +# CONFIG_FTL is not set +# CONFIG_NFTL is not set +# CONFIG_INFTL is not set +# CONFIG_RFD_FTL is not set +# CONFIG_SSFDC is not set +# CONFIG_MTD_OOPS is not set + +# +# RAM/ROM/Flash chip drivers +# +CONFIG_MTD_CFI=y +CONFIG_MTD_JEDECPROBE=y +CONFIG_MTD_GEN_PROBE=y +# CONFIG_MTD_CFI_ADV_OPTIONS is not set +CONFIG_MTD_MAP_BANK_WIDTH_1=y +CONFIG_MTD_MAP_BANK_WIDTH_2=y +CONFIG_MTD_MAP_BANK_WIDTH_4=y +# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set +# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set +CONFIG_MTD_CFI_I1=y +CONFIG_MTD_CFI_I2=y +# CONFIG_MTD_CFI_I4 is not set +# CONFIG_MTD_CFI_I8 is not set +# CONFIG_MTD_CFI_INTELEXT is not set +CONFIG_MTD_CFI_AMDSTD=y +# CONFIG_MTD_CFI_STAA is not set +CONFIG_MTD_CFI_UTIL=y +# CONFIG_MTD_RAM is not set +# CONFIG_MTD_ROM is not set +# CONFIG_MTD_ABSENT is not set + +# +# Mapping drivers for chip access +# +# CONFIG_MTD_COMPLEX_MAPPINGS is not set +CONFIG_MTD_PHYSMAP=y +# CONFIG_MTD_PHYSMAP_COMPAT is not set +# CONFIG_MTD_INTEL_VR_NOR is not set +# CONFIG_MTD_PLATRAM is not set + +# +# Self-contained MTD device drivers +# +# CONFIG_MTD_PMC551 is not set +# CONFIG_MTD_SLRAM is not set +# CONFIG_MTD_PHRAM is not set +# CONFIG_MTD_MTDRAM is not set +# CONFIG_MTD_BLOCK2MTD is not set + +# +# Disk-On-Chip Device Drivers +# +# CONFIG_MTD_DOC2000 is not set +# CONFIG_MTD_DOC2001 is not set +# CONFIG_MTD_DOC2001PLUS is not set +# CONFIG_MTD_NAND is not set +# CONFIG_MTD_ONENAND is not set + +# +# LPDDR flash memory drivers +# +# CONFIG_MTD_LPDDR is not set + +# +# UBI - Unsorted block images +# +# CONFIG_MTD_UBI is not set # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_CPQ_DA is not set @@ -365,9 +464,60 @@ CONFIG_BLK_DEV_RAM_SIZE=8192 # CONFIG_BLK_DEV_XIP is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set # CONFIG_MISC_DEVICES is not set CONFIG_HAVE_IDE=y -# CONFIG_IDE is not set +CONFIG_IDE=y + +# +# Please see Documentation/ide/ide.txt for help/info on IDE drives +# +CONFIG_IDE_TIMINGS=y +# CONFIG_BLK_DEV_IDE_SATA is not set +CONFIG_IDE_GD=y +CONFIG_IDE_GD_ATA=y +# CONFIG_IDE_GD_ATAPI is not set +# CONFIG_BLK_DEV_IDECD is not set +# CONFIG_BLK_DEV_IDETAPE is not set +# CONFIG_IDE_TASK_IOCTL is not set +CONFIG_IDE_PROC_FS=y + +# +# IDE chipset support/bugfixes +# +# CONFIG_IDE_GENERIC is not set +# CONFIG_BLK_DEV_PLATFORM is not set +CONFIG_BLK_DEV_IDEDMA_SFF=y + +# +# PCI IDE chipsets support +# +# CONFIG_BLK_DEV_GENERIC is not set +# CONFIG_BLK_DEV_AEC62XX is not set +# CONFIG_BLK_DEV_ALI15X3 is not set +# CONFIG_BLK_DEV_AMD74XX is not set +# CONFIG_BLK_DEV_CMD64X is not set +# CONFIG_BLK_DEV_TRIFLEX is not set +# CONFIG_BLK_DEV_CS5530 is not set +# CONFIG_BLK_DEV_HPT366 is not set +# CONFIG_BLK_DEV_JMICRON is not set +# CONFIG_BLK_DEV_SC1200 is not set +# CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_IT8172 is not set +# CONFIG_BLK_DEV_IT8213 is not set +# CONFIG_BLK_DEV_IT821X is not set +# CONFIG_BLK_DEV_NS87415 is not set +# CONFIG_BLK_DEV_PDC202XX_OLD is not set +# CONFIG_BLK_DEV_PDC202XX_NEW is not set +# CONFIG_BLK_DEV_SVWKS is not set +# CONFIG_BLK_DEV_SIIMAGE is not set +# CONFIG_BLK_DEV_SLC90E66 is not set +# CONFIG_BLK_DEV_TRM290 is not set +# CONFIG_BLK_DEV_VIA82CXXX is not set +# CONFIG_BLK_DEV_TC86C001 is not set +CONFIG_BLK_DEV_IDE_TX4938=y +CONFIG_BLK_DEV_IDE_TX4939=y +CONFIG_BLK_DEV_IDEDMA=y # # SCSI device support @@ -390,7 +540,6 @@ CONFIG_HAVE_IDE=y # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_EQUALIZER is not set @@ -412,15 +561,19 @@ CONFIG_PHYLIB=y # CONFIG_BROADCOM_PHY is not set # CONFIG_ICPLUS_PHY is not set # CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set # CONFIG_FIXED_PHY is not set # CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y -# CONFIG_MII is not set +CONFIG_MII=y # CONFIG_AX88796 is not set # CONFIG_HAPPYMEAL is not set # CONFIG_SUNGEM is not set # CONFIG_CASSINI is not set # CONFIG_NET_VENDOR_3COM is not set +CONFIG_SMC91X=y # CONFIG_DM9000 is not set # CONFIG_NET_TULIP is not set # CONFIG_HP100 is not set @@ -429,6 +582,9 @@ CONFIG_NE2000=y # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y # CONFIG_PCNET32 is not set # CONFIG_AMD8111_ETH is not set @@ -436,7 +592,6 @@ CONFIG_NET_PCI=y # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set CONFIG_TC35815=y -# CONFIG_EEPRO100 is not set # CONFIG_E100 is not set # CONFIG_FEALNX is not set # CONFIG_NATSEMI is not set @@ -445,9 +600,11 @@ CONFIG_TC35815=y # CONFIG_R6040 is not set # CONFIG_SIS900 is not set # CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set # CONFIG_SUNDANCE is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set +# CONFIG_ATL2 is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set @@ -458,6 +615,10 @@ CONFIG_TC35815=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set # CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_PPP is not set @@ -502,6 +663,7 @@ CONFIG_SERIAL_TXX9_CONSOLE=y CONFIG_SERIAL_TXX9_STDSERIAL=y # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_IPMI_HANDLER is not set @@ -517,17 +679,19 @@ CONFIG_SPI_MASTER=y # # SPI Master Controller Drivers # +# CONFIG_SPI_BITBANG is not set +# CONFIG_SPI_GPIO is not set CONFIG_SPI_TXX9=y # # SPI Protocol Masters # -CONFIG_EEPROM_AT25=y # CONFIG_SPI_TLE62X0 is not set -CONFIG_HAVE_GPIO_LIB=y +CONFIG_ARCH_REQUIRE_GPIOLIB=y +CONFIG_GPIOLIB=y # -# GPIO Support +# Memory mapped GPIO expanders: # # @@ -535,8 +699,14 @@ CONFIG_HAVE_GPIO_LIB=y # # +# PCI GPIO expanders: +# +# CONFIG_GPIO_BT8XX is not set + +# # SPI GPIO expanders: # +# CONFIG_GPIO_MAX7301 is not set # CONFIG_GPIO_MCP23S08 is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set @@ -550,6 +720,7 @@ CONFIG_WATCHDOG=y # Watchdog Device Drivers # # CONFIG_SOFT_WATCHDOG is not set +# CONFIG_ALIM7101_WDT is not set CONFIG_TXX9_WDT=m # @@ -557,18 +728,21 @@ CONFIG_TXX9_WDT=m # # CONFIG_PCIPCWATCHDOG is not set # CONFIG_WDTPCI is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set # CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices @@ -599,15 +773,27 @@ CONFIG_SSB_POSSIBLE=y # Display device support # # CONFIG_DISPLAY_SUPPORT is not set - -# -# Sound -# # CONFIG_SOUND is not set # CONFIG_USB_SUPPORT is not set # CONFIG_MMC is not set # CONFIG_MEMSTICK is not set -# CONFIG_NEW_LEDS is not set +CONFIG_NEW_LEDS=y +CONFIG_LEDS_CLASS=y + +# +# LED drivers +# +CONFIG_LEDS_GPIO=y + +# +# LED Triggers +# +CONFIG_LEDS_TRIGGERS=y +# CONFIG_LEDS_TRIGGER_TIMER is not set +CONFIG_LEDS_TRIGGER_IDE_DISK=y +CONFIG_LEDS_TRIGGER_HEARTBEAT=y +# CONFIG_LEDS_TRIGGER_BACKLIGHT is not set +# CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set # CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set CONFIG_RTC_LIB=y @@ -628,35 +814,47 @@ CONFIG_RTC_INTF_DEV_UIE_EMUL=y # # SPI RTC drivers # +# CONFIG_RTC_DRV_M41T94 is not set +# CONFIG_RTC_DRV_DS1305 is not set +# CONFIG_RTC_DRV_DS1390 is not set # CONFIG_RTC_DRV_MAX6902 is not set # CONFIG_RTC_DRV_R9701 is not set CONFIG_RTC_DRV_RS5C348=y +# CONFIG_RTC_DRV_DS3234 is not set # # Platform RTC drivers # # CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1286 is not set # CONFIG_RTC_DRV_DS1511 is not set # CONFIG_RTC_DRV_DS1553 is not set CONFIG_RTC_DRV_DS1742=y # CONFIG_RTC_DRV_STK17TA8 is not set # CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set # CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set # # on-CPU RTC drivers # +CONFIG_RTC_DRV_TX4939=y +# CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems # # CONFIG_EXT2_FS is not set # CONFIG_EXT3_FS is not set +# CONFIG_EXT4_FS is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_DNOTIFY is not set @@ -687,30 +885,19 @@ CONFIG_GENERIC_ACL=y CONFIG_PROC_FS=y # CONFIG_PROC_KCORE is not set CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y CONFIG_TMPFS_POSIX_ACL=y # CONFIG_HUGETLB_PAGE is not set # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# -# CONFIG_HFSPLUS_FS is not set -# CONFIG_CRAMFS is not set -# CONFIG_VXFS_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_HPFS_FS is not set -# CONFIG_QNX4FS_FS is not set -# CONFIG_ROMFS_FS is not set -# CONFIG_SYSV_FS is not set -# CONFIG_UFS_FS is not set +# CONFIG_MISC_FILESYSTEMS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set -# CONFIG_NFSD is not set CONFIG_ROOT_NFS=y +# CONFIG_NFSD is not set CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_NFS_COMMON=y @@ -740,7 +927,16 @@ CONFIG_FRAME_WARN=1024 CONFIG_DEBUG_FS=y # CONFIG_HEADERS_CHECK is not set # CONFIG_DEBUG_KERNEL is not set +# CONFIG_DEBUG_MEMORY_INIT is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +CONFIG_SYSCTL_SYSCALL_CHECK=y + +# +# Tracers +# +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set # CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y CONFIG_CMDLINE="" # @@ -748,15 +944,18 @@ CONFIG_CMDLINE="" # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set # CONFIG_CRYPTO is not set # # Library routines # CONFIG_BITREVERSE=y -# CONFIG_GENERIC_FIND_FIRST_BIT is not set +CONFIG_GENERIC_FIND_LAST_BIT=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set diff --git a/arch/mips/emma/Kconfig b/arch/mips/emma/Kconfig deleted file mode 100644 index 9669c72123c9..000000000000 --- a/arch/mips/emma/Kconfig +++ /dev/null @@ -1,29 +0,0 @@ -choice - prompt "Machine type" - depends on MACH_EMMA - default NEC_MARKEINS - -config NEC_MARKEINS - bool "NEC EMMA2RH Mark-eins board" - select SOC_EMMA2RH - select HW_HAS_PCI - help - This enables support for the NEC Electronics Mark-eins boards. - -endchoice - -config SOC_EMMA2RH - bool - select SOC_EMMA - select SYS_HAS_CPU_R5500 - select SYS_SUPPORTS_32BIT_KERNEL - select SYS_SUPPORTS_64BIT_KERNEL - -config SOC_EMMA - bool - select CEVT_R4K - select CSRC_R4K - select DMA_NONCOHERENT - select IRQ_CPU - select SWAP_IO_SPACE - select SYS_SUPPORTS_BIG_ENDIAN diff --git a/arch/mips/emma/markeins/platform.c b/arch/mips/emma/markeins/platform.c index 88e87f6b3442..d5f47e4f0d18 100644 --- a/arch/mips/emma/markeins/platform.c +++ b/arch/mips/emma/markeins/platform.c @@ -141,13 +141,6 @@ static struct platform_device serial_emma = { }, }; -static struct platform_device *devices[] = { - &i2c_emma_devices[0], - &i2c_emma_devices[1], - &i2c_emma_devices[2], - &serial_emma, -}; - static struct mtd_partition markeins_parts[] = { [0] = { .name = "RootFS", @@ -181,11 +174,39 @@ static struct mtd_partition markeins_parts[] = { }, }; +static struct physmap_flash_data markeins_flash_data = { + .width = 2, + .nr_parts = ARRAY_SIZE(markeins_parts), + .parts = markeins_parts +}; + +static struct resource markeins_flash_resource = { + .start = 0x1e000000, + .end = 0x02000000, + .flags = IORESOURCE_MEM +}; + +static struct platform_device markeins_flash_device = { + .name = "physmap-flash", + .id = 0, + .dev = { + .platform_data = &markeins_flash_data, + }, + .num_resources = 1, + .resource = &markeins_flash_resource, +}; + +static struct platform_device *devices[] = { + i2c_emma_devices, + i2c_emma_devices + 1, + i2c_emma_devices + 2, + &serial_emma, + &markeins_flash_device, +}; + static int __init platform_devices_setup(void) { - physmap_set_partitions(markeins_parts, ARRAY_SIZE(markeins_parts)); return platform_add_devices(devices, ARRAY_SIZE(devices)); } arch_initcall(platform_devices_setup); - diff --git a/arch/mips/include/asm/compat.h b/arch/mips/include/asm/compat.h index ac5d541368e9..6c5b40905dd6 100644 --- a/arch/mips/include/asm/compat.h +++ b/arch/mips/include/asm/compat.h @@ -3,6 +3,8 @@ /* * Architecture specific compatibility types */ +#include <linux/seccomp.h> +#include <linux/thread_info.h> #include <linux/types.h> #include <asm/page.h> #include <asm/ptrace.h> @@ -218,4 +220,9 @@ struct compat_shmid64_ds { compat_ulong_t __unused2; }; +static inline int is_compat_task(void) +{ + return test_thread_flag(TIF_32BIT); +} + #endif /* _ASM_COMPAT_H */ diff --git a/arch/mips/include/asm/hazards.h b/arch/mips/include/asm/hazards.h index 43baed16a109..134e1fc8f4d6 100644 --- a/arch/mips/include/asm/hazards.h +++ b/arch/mips/include/asm/hazards.h @@ -138,7 +138,8 @@ do { \ __instruction_hazard(); \ } while (0) -#elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON) +#elif defined(CONFIG_CPU_R10000) || defined(CONFIG_CPU_CAVIUM_OCTEON) || \ + defined(CONFIG_CPU_R5500) /* * R10000 rocks - all hazards handled in hardware, so this becomes a nobrainer. diff --git a/arch/mips/include/asm/prefetch.h b/arch/mips/include/asm/prefetch.h index 17850834ccb0..a56594f360ee 100644 --- a/arch/mips/include/asm/prefetch.h +++ b/arch/mips/include/asm/prefetch.h @@ -26,7 +26,7 @@ * Pref_WriteBackInvalidate is a nop and Pref_PrepareForStore is broken in * current versions due to erratum G105. * - * VR7701 only implements the Load prefetch. + * VR5500 (including VR5701 and VR7701) only implement load prefetch. * * Finally MIPS32 and MIPS64 implement all of the following hints. */ diff --git a/arch/mips/include/asm/seccomp.h b/arch/mips/include/asm/seccomp.h index a6772e9507f5..ae6306ebdcad 100644 --- a/arch/mips/include/asm/seccomp.h +++ b/arch/mips/include/asm/seccomp.h @@ -15,8 +15,6 @@ */ #ifdef CONFIG_MIPS32_O32 -#define TIF_32BIT TIF_32BIT_REGS - #define __NR_seccomp_read_32 4003 #define __NR_seccomp_write_32 4004 #define __NR_seccomp_exit_32 4001 @@ -24,8 +22,6 @@ #elif defined(CONFIG_MIPS32_N32) -#define TIF_32BIT _TIF_32BIT_ADDR - #define __NR_seccomp_read_32 6000 #define __NR_seccomp_write_32 6001 #define __NR_seccomp_exit_32 6058 diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h index 3f76de73c943..676aa2ae1913 100644 --- a/arch/mips/include/asm/thread_info.h +++ b/arch/mips/include/asm/thread_info.h @@ -127,6 +127,12 @@ register struct thread_info *__current_thread_info __asm__("$28"); #define TIF_LOAD_WATCH 25 /* If set, load watch registers */ #define TIF_SYSCALL_TRACE 31 /* syscall trace active */ +#ifdef CONFIG_MIPS32_O32 +#define TIF_32BIT TIF_32BIT_REGS +#elif defined(CONFIG_MIPS32_N32) +#define TIF_32BIT _TIF_32BIT_ADDR +#endif /* CONFIG_MIPS32_O32 */ + #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c index a7162a4484cf..1bdbcad3bb74 100644 --- a/arch/mips/kernel/cpu-probe.c +++ b/arch/mips/kernel/cpu-probe.c @@ -149,6 +149,7 @@ void __init check_wait(void) case CPU_R4650: case CPU_R4700: case CPU_R5000: + case CPU_R5500: case CPU_NEVADA: case CPU_4KC: case CPU_4KEC: diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 2f8452b404c7..1a86f84fa947 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -235,7 +235,7 @@ SYSCALL_DEFINE6(32_ipc, u32, call, long, first, long, second, long, third, #else SYSCALL_DEFINE6(32_ipc, u32, call, int, first, int, second, int, third, - u32, ptr, u32 fifth) + u32, ptr, u32, fifth) { return -ENOSYS; } diff --git a/arch/mips/mm/page.c b/arch/mips/mm/page.c index 1417c6494858..48060c635acd 100644 --- a/arch/mips/mm/page.c +++ b/arch/mips/mm/page.c @@ -172,8 +172,9 @@ static void __cpuinit set_prefetch_parameters(void) */ cache_line_size = cpu_dcache_line_size(); switch (current_cpu_type()) { + case CPU_R5500: case CPU_TX49XX: - /* TX49 supports only Pref_Load */ + /* These processors only support the Pref_Load. */ pref_bias_copy_load = 256; break; diff --git a/arch/mips/mm/tlbex.c b/arch/mips/mm/tlbex.c index 42942038d0fd..f335cf6cdd78 100644 --- a/arch/mips/mm/tlbex.c +++ b/arch/mips/mm/tlbex.c @@ -318,6 +318,7 @@ static void __cpuinit build_tlb_write_entry(u32 **p, struct uasm_label **l, case CPU_BCM4710: case CPU_LOONGSON2: case CPU_CAVIUM_OCTEON: + case CPU_R5500: if (m4kc_tlbp_war()) uasm_i_nop(p); tlbw(p); diff --git a/arch/parisc/configs/712_defconfig b/arch/parisc/configs/712_defconfig index 9fc96e727165..bf34a28895fa 100644 --- a/arch/parisc/configs/712_defconfig +++ b/arch/parisc/configs/712_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.23 -# Fri Oct 12 21:00:07 2007 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 01:32:55 2009 # CONFIG_PARISC=y CONFIG_MMU=y @@ -33,17 +33,35 @@ CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 +# CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +CONFIG_NAMESPACES=y +# CONFIG_UTS_NS is not set +# CONFIG_IPC_NS is not set +# CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set +# CONFIG_NET_NS is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y # CONFIG_EMBEDDED is not set CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -55,29 +73,38 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y +CONFIG_INIT_ALL_POSSIBLE=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set # CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -91,6 +118,7 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" +# CONFIG_FREEZER is not set # # Processor type and features @@ -114,17 +142,19 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4096 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y # CONFIG_HPUX is not set # @@ -138,10 +168,6 @@ CONFIG_GSC_LASI=y # CONFIG_EISA is not set # CONFIG_PCI is not set # CONFIG_ARCH_SUPPORTS_MSI is not set - -# -# PCCARD (PCMCIA/CardBus) support -# # CONFIG_PCCARD is not set # @@ -156,16 +182,15 @@ CONFIG_PDC_STABLE=y # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=m - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -173,6 +198,7 @@ CONFIG_XFRM=y CONFIG_XFRM_USER=m # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set CONFIG_NET_KEY=m # CONFIG_NET_KEY_MIGRATE is not set CONFIG_INET=y @@ -203,25 +229,25 @@ CONFIG_INET_TCP_DIAG=m CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set -# CONFIG_IP_VS is not set # CONFIG_IPV6 is not set -# CONFIG_INET6_XFRM_TUNNEL is not set -# CONFIG_INET6_TUNNEL is not set # CONFIG_NETWORK_SECMARK is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set +CONFIG_NETFILTER_ADVANCED=y # # Core Netfilter Configuration # -# CONFIG_NETFILTER_NETLINK is not set -# CONFIG_NF_CONNTRACK_ENABLED is not set +# CONFIG_NETFILTER_NETLINK_QUEUE is not set +# CONFIG_NETFILTER_NETLINK_LOG is not set # CONFIG_NF_CONNTRACK is not set # CONFIG_NETFILTER_XTABLES is not set +# CONFIG_IP_VS is not set # # IP: Netfilter Configuration # +# CONFIG_NF_DEFRAG_IPV4 is not set CONFIG_IP_NF_QUEUE=m # CONFIG_IP_NF_IPTABLES is not set # CONFIG_IP_NF_ARPTABLES is not set @@ -230,6 +256,7 @@ CONFIG_IP_NF_QUEUE=m # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set CONFIG_LLC=m @@ -240,28 +267,26 @@ CONFIG_LLC2=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing # CONFIG_NET_PKTGEN=m # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set +# CONFIG_LIB80211 is not set # CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -276,6 +301,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set @@ -298,11 +325,19 @@ CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=6144 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +# CONFIG_BLK_DEV_XIP is not set # CONFIG_CDROM_PKTCDVD is not set CONFIG_ATA_OVER_ETH=m +# CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# # CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -342,14 +377,17 @@ CONFIG_SCSI_SPI_ATTRS=y # CONFIG_SCSI_FC_ATTRS is not set CONFIG_SCSI_ISCSI_ATTRS=m # CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_LIBFC is not set # CONFIG_SCSI_PPA is not set # CONFIG_SCSI_IMM is not set CONFIG_SCSI_LASI700=y CONFIG_53C700_LE_ON_BE=y # CONFIG_SCSI_ZALON is not set CONFIG_SCSI_DEBUG=m +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=m @@ -362,7 +400,6 @@ CONFIG_MD_RAID1=m # CONFIG_MD_FAULTY is not set # CONFIG_BLK_DEV_DM is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m CONFIG_BONDING=m # CONFIG_MACVLAN is not set @@ -377,6 +414,9 @@ CONFIG_LASI_82596=y # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set # CONFIG_NET_POCKET is not set CONFIG_NETDEV_1000=y @@ -387,6 +427,11 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # CONFIG_WAN is not set # CONFIG_PLIP is not set CONFIG_PPP=m @@ -401,7 +446,6 @@ CONFIG_PPPOE=m # CONFIG_PPPOL2TP is not set # CONFIG_SLIP is not set CONFIG_SLHC=m -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set @@ -423,7 +467,6 @@ CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -446,8 +489,8 @@ CONFIG_MOUSE_PS2=y CONFIG_MOUSE_PS2_ALPS=y CONFIG_MOUSE_PS2_LOGIPS2PP=y CONFIG_MOUSE_PS2_SYNAPTICS=y -CONFIG_MOUSE_PS2_LIFEBOOK=y CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set # CONFIG_MOUSE_PS2_TOUCHKIT is not set CONFIG_MOUSE_SERIAL=m # CONFIG_MOUSE_VSXXXAA is not set @@ -474,9 +517,11 @@ CONFIG_SERIO_LIBPS2=y # Character devices # CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set # @@ -501,72 +546,76 @@ CONFIG_PDC_CONSOLE=y CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=64 CONFIG_PRINTER=m # CONFIG_LP_CONSOLE is not set CONFIG_PPDEV=m -# CONFIG_TIPAR is not set # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set -CONFIG_GEN_RTC=y -CONFIG_GEN_RTC_X=y # CONFIG_R3964 is not set CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=256 # CONFIG_TCG_TPM is not set # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set -# CONFIG_DAB is not set +# CONFIG_VIDEO_MEDIA is not set # -# Graphics support +# Multimedia drivers # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set +# CONFIG_DAB is not set # -# Display device support +# Graphics support # -# CONFIG_DISPLAY_SUPPORT is not set # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set # CONFIG_FB_SYS_FILLRECT is not set # CONFIG_FB_SYS_COPYAREA is not set # CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set # CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y # CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set @@ -579,6 +628,14 @@ CONFIG_FB_TILEBLITTING=y CONFIG_FB_STI=y # CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set # # Console display driver support @@ -606,15 +663,8 @@ CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set # CONFIG_LOGO_LINUX_CLUT224 is not set CONFIG_LOGO_PARISC_CLUT224=y - -# -# Sound -# CONFIG_SOUND=y - -# -# Advanced Linux Sound Architecture -# +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y @@ -630,10 +680,7 @@ CONFIG_SND_SUPPORT_OLD_API=y CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_VERBOSE_PRINTK is not set # CONFIG_SND_DEBUG is not set - -# -# Generic devices -# +CONFIG_SND_DRIVERS=y # CONFIG_SND_DUMMY is not set # CONFIG_SND_VIRMIDI is not set # CONFIG_SND_MTPAV is not set @@ -641,63 +688,82 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_MPU401 is not set # CONFIG_SND_PORTMAN2X4 is not set - -# -# GSC devices -# +CONFIG_SND_GSC=y CONFIG_SND_HARMONY=y - -# -# System on Chip audio support -# # CONFIG_SND_SOC is not set - -# -# SoC Audio support for SuperH -# - -# -# Open Sound System -# # CONFIG_SOUND_PRIME is not set CONFIG_HID_SUPPORT=y CONFIG_HID=y CONFIG_HID_DEBUG=y +# CONFIG_HIDRAW is not set +# CONFIG_HID_PID is not set + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y CONFIG_USB_SUPPORT=y # CONFIG_USB_ARCH_HAS_HCD is not set # CONFIG_USB_ARCH_HAS_OHCI is not set # CONFIG_USB_ARCH_HAS_EHCI is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# Enable Host or Gadget support to see Inventra options # # -# USB Gadget Support +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set -# CONFIG_RTC_CLASS is not set +# CONFIG_ACCESSIBILITY is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set # -# DMA Engine support +# RTC interfaces # -# CONFIG_DMA_ENGINE is not set +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set # -# DMA Clients +# SPI RTC drivers # # -# DMA Devices -# -# CONFIG_AUXDISPLAY is not set +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# Userspace I/O +# on-CPU RTC drivers # +CONFIG_RTC_DRV_PARISC=y +# CONFIG_DMADEVICES is not set +# CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -707,7 +773,7 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y # CONFIG_JBD_DEBUG is not set # CONFIG_REISERFS_FS is not set @@ -717,19 +783,18 @@ CONFIG_JFS_FS=m # CONFIG_JFS_DEBUG is not set # CONFIG_JFS_STATISTICS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y CONFIG_XFS_FS=m # CONFIG_XFS_QUOTA is not set -# CONFIG_XFS_SECURITY is not set # CONFIG_XFS_POSIX_ACL is not set # CONFIG_XFS_RT is not set -# CONFIG_GFS2_FS is not set +# CONFIG_XFS_DEBUG is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_BTRFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y # CONFIG_AUTOFS_FS is not set CONFIG_AUTOFS4_FS=y # CONFIG_FUSE_FS is not set @@ -759,16 +824,13 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# +CONFIG_MISC_FILESYSTEMS=y # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_ECRYPT_FS is not set @@ -778,35 +840,34 @@ CONFIG_RAMFS=y # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set CONFIG_UFS_FS=m # CONFIG_UFS_FS_WRITE is not set # CONFIG_UFS_DEBUG is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y -CONFIG_NFS_DIRECTIO=y +CONFIG_ROOT_NFS=y CONFIG_NFSD=m CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set CONFIG_NFSD_V4=y -CONFIG_NFSD_TCP=y -CONFIG_ROOT_NFS=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=m CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y -# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set CONFIG_RPCSEC_GSS_KRB5=y CONFIG_RPCSEC_GSS_SPKM3=m CONFIG_SMB_FS=m @@ -815,6 +876,7 @@ CONFIG_SMB_NLS_REMOTE="cp437" CONFIG_CIFS=m # CONFIG_CIFS_STATS is not set # CONFIG_CIFS_WEAK_PW_HASH is not set +# CONFIG_CIFS_UPCALL is not set # CONFIG_CIFS_XATTR is not set # CONFIG_CIFS_DEBUG2 is not set # CONFIG_CIFS_EXPERIMENTAL is not set @@ -827,10 +889,6 @@ CONFIG_CIFS=m # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=m @@ -871,33 +929,28 @@ CONFIG_NLS_ISO8859_15=m CONFIG_NLS_KOI8_R=m CONFIG_NLS_KOI8_U=m CONFIG_NLS_UTF8=m - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set # -# Profiling support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m - -# # Kernel hacking # # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_FS is not set +CONFIG_DEBUG_FS=y # CONFIG_HEADERS_CHECK is not set CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -909,10 +962,32 @@ CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_INFO is not set # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +CONFIG_DEBUG_MEMORY_INIT=y # CONFIG_DEBUG_LIST is not set -CONFIG_FORCED_INLINING=y +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set +CONFIG_NOP_TRACER=y +CONFIG_RING_BUFFER=y +CONFIG_TRACING=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set CONFIG_DEBUG_RODATA=y # @@ -921,57 +996,113 @@ CONFIG_DEBUG_RODATA=y CONFIG_KEYS=y CONFIG_KEYS_DEBUG_PROC_KEYS=y # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD=m +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +# CONFIG_CRYPTO_GF128MUL is not set +CONFIG_CRYPTO_NULL=m +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=m +CONFIG_CRYPTO_TEST=m + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +CONFIG_CRYPTO_ECB=m +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_XCBC is not set -CONFIG_CRYPTO_NULL=m + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=m CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MD5=y +CONFIG_CRYPTO_MICHAEL_MIC=m +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set CONFIG_CRYPTO_SHA1=m CONFIG_CRYPTO_SHA256=m CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_TGR192=m -# CONFIG_CRYPTO_GF128MUL is not set -CONFIG_CRYPTO_ECB=m -CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_XTS is not set -# CONFIG_CRYPTO_CRYPTD is not set -CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_FCRYPT is not set -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_TWOFISH_COMMON=m -CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_WP512=m + +# +# Ciphers +# CONFIG_CRYPTO_AES=m +CONFIG_CRYPTO_ANUBIS=m +CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_BLOWFISH=m +# CONFIG_CRYPTO_CAMELLIA is not set CONFIG_CRYPTO_CAST5=m CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_ANUBIS=m +# CONFIG_CRYPTO_SALSA20 is not set # CONFIG_CRYPTO_SEED is not set +CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_TEA=m +CONFIG_CRYPTO_TWOFISH=m +CONFIG_CRYPTO_TWOFISH_COMMON=m + +# +# Compression +# CONFIG_CRYPTO_DEFLATE=m -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_CRC32C=m -# CONFIG_CRYPTO_CAMELLIA is not set -CONFIG_CRYPTO_TEST=m -# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set # # Library routines # CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y CONFIG_CRC_CCITT=m # CONFIG_CRC16 is not set -# CONFIG_CRC_ITU_T is not set +# CONFIG_CRC_T10DIF is not set +CONFIG_CRC_ITU_T=m CONFIG_CRC32=y # CONFIG_CRC7 is not set CONFIG_LIBCRC32C=m diff --git a/arch/parisc/configs/a500_defconfig b/arch/parisc/configs/a500_defconfig index ddacc72e38fb..f12e4b8349d9 100644 --- a/arch/parisc/configs/a500_defconfig +++ b/arch/parisc/configs/a500_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.23 -# Fri Oct 12 21:12:44 2007 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 01:32:56 2009 # CONFIG_PARISC=y CONFIG_MMU=y @@ -34,18 +34,30 @@ CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 -# CONFIG_CPUSETS is not set +# CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -57,28 +69,40 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +CONFIG_USE_GENERIC_SMP_HELPERS=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y +CONFIG_INIT_ALL_POSSIBLE=y CONFIG_STOP_MACHINE=y CONFIG_BLOCK=y # CONFIG_BLK_DEV_IO_TRACE is not set # CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set CONFIG_BLOCK_COMPAT=y # @@ -93,6 +117,7 @@ CONFIG_IOSCHED_CFQ=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" +# CONFIG_FREEZER is not set # # Processor type and features @@ -118,12 +143,12 @@ CONFIG_NODES_SHIFT=3 CONFIG_PREEMPT_NONE=y # CONFIG_PREEMPT_VOLUNTARY is not set # CONFIG_PREEMPT is not set -CONFIG_PREEMPT_BKL=y # CONFIG_HZ_100 is not set CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_SELECT_MEMORY_MODEL=y # CONFIG_FLATMEM_MANUAL is not set CONFIG_DISCONTIGMEM_MANUAL=y @@ -131,11 +156,12 @@ CONFIG_DISCONTIGMEM_MANUAL=y CONFIG_DISCONTIGMEM=y CONFIG_FLAT_NODE_MEM_MAP=y CONFIG_NEED_MULTIPLE_NODES=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 -CONFIG_RESOURCES_64BIT=y +CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y CONFIG_COMPAT=y CONFIG_NR_CPUS=8 @@ -145,14 +171,13 @@ CONFIG_NR_CPUS=8 # CONFIG_GSC is not set CONFIG_PCI=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set +# CONFIG_PCI_STUB is not set CONFIG_PCI_LBA=y CONFIG_IOSAPIC=y CONFIG_IOMMU_SBA=y - -# -# PCCARD (PCMCIA/CardBus) support -# +CONFIG_IOMMU_HELPER=y CONFIG_PCCARD=m # CONFIG_PCMCIA_DEBUG is not set CONFIG_PCMCIA=m @@ -187,16 +212,15 @@ CONFIG_PDC_STABLE=y # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -204,6 +228,8 @@ CONFIG_XFRM=y CONFIG_XFRM_USER=m # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +CONFIG_XFRM_IPCOMP=m CONFIG_NET_KEY=m # CONFIG_NET_KEY_MIGRATE is not set CONFIG_INET=y @@ -234,7 +260,6 @@ CONFIG_INET_TCP_DIAG=y CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set -# CONFIG_IP_VS is not set CONFIG_IPV6=m # CONFIG_IPV6_PRIVACY is not set # CONFIG_IPV6_ROUTER_PREF is not set @@ -250,66 +275,72 @@ CONFIG_INET6_XFRM_MODE_TUNNEL=m CONFIG_INET6_XFRM_MODE_BEET=m # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set CONFIG_IPV6_SIT=m +CONFIG_IPV6_NDISC_NODETYPE=y CONFIG_IPV6_TUNNEL=m # CONFIG_IPV6_MULTIPLE_TABLES is not set +# CONFIG_IPV6_MROUTE is not set # CONFIG_NETWORK_SECMARK is not set CONFIG_NETFILTER=y # CONFIG_NETFILTER_DEBUG is not set +CONFIG_NETFILTER_ADVANCED=y # # Core Netfilter Configuration # -# CONFIG_NETFILTER_NETLINK is not set -# CONFIG_NF_CONNTRACK_ENABLED is not set +# CONFIG_NETFILTER_NETLINK_QUEUE is not set +# CONFIG_NETFILTER_NETLINK_LOG is not set # CONFIG_NF_CONNTRACK is not set CONFIG_NETFILTER_XTABLES=m # CONFIG_NETFILTER_XT_TARGET_CLASSIFY is not set # CONFIG_NETFILTER_XT_TARGET_DSCP is not set # CONFIG_NETFILTER_XT_TARGET_MARK is not set -# CONFIG_NETFILTER_XT_TARGET_NFQUEUE is not set # CONFIG_NETFILTER_XT_TARGET_NFLOG is not set +# CONFIG_NETFILTER_XT_TARGET_NFQUEUE is not set +# CONFIG_NETFILTER_XT_TARGET_RATEEST is not set # CONFIG_NETFILTER_XT_TARGET_TRACE is not set # CONFIG_NETFILTER_XT_TARGET_TCPMSS is not set +# CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP is not set # CONFIG_NETFILTER_XT_MATCH_COMMENT is not set # CONFIG_NETFILTER_XT_MATCH_DCCP is not set # CONFIG_NETFILTER_XT_MATCH_DSCP is not set # CONFIG_NETFILTER_XT_MATCH_ESP is not set +# CONFIG_NETFILTER_XT_MATCH_HASHLIMIT is not set +# CONFIG_NETFILTER_XT_MATCH_IPRANGE is not set # CONFIG_NETFILTER_XT_MATCH_LENGTH is not set # CONFIG_NETFILTER_XT_MATCH_LIMIT is not set # CONFIG_NETFILTER_XT_MATCH_MAC is not set # CONFIG_NETFILTER_XT_MATCH_MARK is not set -# CONFIG_NETFILTER_XT_MATCH_POLICY is not set # CONFIG_NETFILTER_XT_MATCH_MULTIPORT is not set +# CONFIG_NETFILTER_XT_MATCH_OWNER is not set +# CONFIG_NETFILTER_XT_MATCH_POLICY is not set # CONFIG_NETFILTER_XT_MATCH_PKTTYPE is not set # CONFIG_NETFILTER_XT_MATCH_QUOTA is not set +# CONFIG_NETFILTER_XT_MATCH_RATEEST is not set # CONFIG_NETFILTER_XT_MATCH_REALM is not set +# CONFIG_NETFILTER_XT_MATCH_RECENT is not set # CONFIG_NETFILTER_XT_MATCH_SCTP is not set # CONFIG_NETFILTER_XT_MATCH_STATISTIC is not set # CONFIG_NETFILTER_XT_MATCH_STRING is not set # CONFIG_NETFILTER_XT_MATCH_TCPMSS is not set # CONFIG_NETFILTER_XT_MATCH_TIME is not set # CONFIG_NETFILTER_XT_MATCH_U32 is not set -# CONFIG_NETFILTER_XT_MATCH_HASHLIMIT is not set +# CONFIG_IP_VS is not set # # IP: Netfilter Configuration # +# CONFIG_NF_DEFRAG_IPV4 is not set CONFIG_IP_NF_QUEUE=m CONFIG_IP_NF_IPTABLES=m -CONFIG_IP_NF_MATCH_IPRANGE=m -CONFIG_IP_NF_MATCH_TOS=m -CONFIG_IP_NF_MATCH_RECENT=m -CONFIG_IP_NF_MATCH_ECN=m +# CONFIG_IP_NF_MATCH_ADDRTYPE is not set # CONFIG_IP_NF_MATCH_AH is not set +CONFIG_IP_NF_MATCH_ECN=m CONFIG_IP_NF_MATCH_TTL=m -CONFIG_IP_NF_MATCH_OWNER=m -# CONFIG_IP_NF_MATCH_ADDRTYPE is not set CONFIG_IP_NF_FILTER=m CONFIG_IP_NF_TARGET_REJECT=m CONFIG_IP_NF_TARGET_LOG=m CONFIG_IP_NF_TARGET_ULOG=m CONFIG_IP_NF_MANGLE=m -CONFIG_IP_NF_TARGET_TOS=m CONFIG_IP_NF_TARGET_ECN=m # CONFIG_IP_NF_TARGET_TTL is not set CONFIG_IP_NF_RAW=m @@ -318,33 +349,30 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m # -# IPv6: Netfilter Configuration (EXPERIMENTAL) +# IPv6: Netfilter Configuration # # CONFIG_IP6_NF_QUEUE is not set CONFIG_IP6_NF_IPTABLES=m -CONFIG_IP6_NF_MATCH_RT=m -CONFIG_IP6_NF_MATCH_OPTS=m +# CONFIG_IP6_NF_MATCH_AH is not set +# CONFIG_IP6_NF_MATCH_EUI64 is not set CONFIG_IP6_NF_MATCH_FRAG=m +CONFIG_IP6_NF_MATCH_OPTS=m CONFIG_IP6_NF_MATCH_HL=m -# CONFIG_IP6_NF_MATCH_OWNER is not set CONFIG_IP6_NF_MATCH_IPV6HEADER=m -# CONFIG_IP6_NF_MATCH_AH is not set # CONFIG_IP6_NF_MATCH_MH is not set -# CONFIG_IP6_NF_MATCH_EUI64 is not set -CONFIG_IP6_NF_FILTER=m +CONFIG_IP6_NF_MATCH_RT=m CONFIG_IP6_NF_TARGET_LOG=m +CONFIG_IP6_NF_FILTER=m CONFIG_IP6_NF_TARGET_REJECT=m CONFIG_IP6_NF_MANGLE=m # CONFIG_IP6_NF_TARGET_HL is not set CONFIG_IP6_NF_RAW=m CONFIG_IP_DCCP=m CONFIG_INET_DCCP_DIAG=m -CONFIG_IP_DCCP_ACKVEC=y # # DCCP CCIDs Configuration (EXPERIMENTAL) # -CONFIG_IP_DCCP_CCID2=m # CONFIG_IP_DCCP_CCID2_DEBUG is not set # CONFIG_IP_DCCP_CCID3 is not set @@ -356,6 +384,7 @@ CONFIG_IP_DCCP_CCID2=m # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set CONFIG_LLC=m @@ -366,28 +395,26 @@ CONFIG_LLC2=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing # CONFIG_NET_PKTGEN=m # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set +# CONFIG_LIB80211 is not set # CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -402,6 +429,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set @@ -421,14 +450,23 @@ CONFIG_BLK_DEV_LOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=6144 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +# CONFIG_BLK_DEV_XIP is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -468,8 +506,10 @@ CONFIG_SCSI_SPI_ATTRS=y CONFIG_SCSI_FC_ATTRS=m CONFIG_SCSI_ISCSI_ATTRS=m # CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_CXGB3_ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -478,16 +518,21 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set +# CONFIG_SCSI_DPT_I2O is not set +# CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set # CONFIG_MEGARAID_SAS is not set # CONFIG_SCSI_HPTIOP is not set +# CONFIG_LIBFC is not set +# CONFIG_FCOE is not set # CONFIG_SCSI_DMX3191D is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_STEX is not set CONFIG_SCSI_SYM53C8XX_2=y CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=1 @@ -503,9 +548,11 @@ CONFIG_SCSI_QLOGIC_1280=m CONFIG_SCSI_DEBUG=m # CONFIG_SCSI_SRP is not set # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=y +CONFIG_MD_AUTODETECT=y CONFIG_MD_LINEAR=y CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y @@ -514,10 +561,6 @@ CONFIG_MD_RAID1=y # CONFIG_MD_MULTIPATH is not set # CONFIG_MD_FAULTY is not set # CONFIG_BLK_DEV_DM is not set - -# -# Fusion MPT device support -# CONFIG_FUSION=y CONFIG_FUSION_SPI=m CONFIG_FUSION_FC=m @@ -529,20 +572,40 @@ CONFIG_FUSION_CTL=m # # IEEE 1394 (FireWire) support # + +# +# Enable only one of the two stacks, unless you know what you are doing +# # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m CONFIG_BONDING=m # CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set CONFIG_TUN=m # CONFIG_VETH is not set -# CONFIG_IP1000 is not set # CONFIG_ARCNET is not set -# CONFIG_PHYLIB is not set +CONFIG_PHYLIB=m + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set +# CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y CONFIG_MII=m # CONFIG_HAPPYMEAL is not set @@ -567,33 +630,38 @@ CONFIG_HP100=m # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y CONFIG_PCNET32=m -# CONFIG_PCNET32_NAPI is not set # CONFIG_AMD8111_ETH is not set # CONFIG_ADAPTEC_STARFIRE is not set # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set -# CONFIG_EEPRO100 is not set CONFIG_E100=m # CONFIG_FEALNX is not set # CONFIG_NATSEMI is not set # CONFIG_NE2K_PCI is not set # CONFIG_8139CP is not set # CONFIG_8139TOO is not set +# CONFIG_R6040 is not set # CONFIG_SIS900 is not set # CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set # CONFIG_SUNDANCE is not set +# CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set +# CONFIG_ATL2 is not set CONFIG_NETDEV_1000=y CONFIG_ACENIC=m CONFIG_ACENIC_OMIT_TIGON_I=y # CONFIG_DL2K is not set CONFIG_E1000=m -CONFIG_E1000_NAPI=y -# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set # CONFIG_E1000E is not set +# CONFIG_IP1000 is not set +# CONFIG_IGB is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set @@ -601,23 +669,31 @@ CONFIG_E1000_NAPI=y # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set CONFIG_TIGON3=m # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set +# CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set +# CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set +CONFIG_CHELSIO_T3_DEPENDS=y # CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set # CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set # CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set # CONFIG_MLX4_CORE is not set # CONFIG_TEHUTI is not set +# CONFIG_BNX2X is not set +# CONFIG_QLGE is not set +# CONFIG_SFC is not set # CONFIG_TR is not set # @@ -625,6 +701,11 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# CONFIG_NET_PCMCIA=y CONFIG_PCMCIA_3C589=m CONFIG_PCMCIA_3C574=m @@ -650,7 +731,6 @@ CONFIG_PPP_BSDCOMP=m # CONFIG_SLIP is not set CONFIG_SLHC=m # CONFIG_NET_FC is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set @@ -669,7 +749,6 @@ CONFIG_INPUT=y # # CONFIG_INPUT_MOUSEDEV is not set # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -693,10 +772,13 @@ CONFIG_INPUT=y # Character devices # CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set # # Serial drivers @@ -721,17 +803,12 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set # CONFIG_LEGACY_PTYS is not set # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set -CONFIG_GEN_RTC=y -CONFIG_GEN_RTC_X=y # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -CONFIG_AGP=y -CONFIG_AGP_PARISC=y -# CONFIG_DRM is not set # # PCMCIA character devices @@ -739,51 +816,66 @@ CONFIG_AGP_PARISC=y # CONFIG_SYNCLINK_CS is not set # CONFIG_CARDMAN_4000 is not set # CONFIG_CARDMAN_4040 is not set +# CONFIG_IPWIRELESS is not set CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=256 # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set +# CONFIG_VIDEO_MEDIA is not set + +# +# Multimedia drivers +# # CONFIG_DAB is not set # # Graphics support # +CONFIG_AGP=y +CONFIG_AGP_PARISC=y +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +# CONFIG_VIDEO_OUTPUT_CONTROL is not set +# CONFIG_FB is not set # CONFIG_BACKLIGHT_LCD_SUPPORT is not set # # Display device support # # CONFIG_DISPLAY_SUPPORT is not set -# CONFIG_VGASTATE is not set -# CONFIG_VIDEO_OUTPUT_CONTROL is not set -# CONFIG_FB is not set # # Console display driver support @@ -792,50 +884,83 @@ CONFIG_DUMMY_CONSOLE=y CONFIG_DUMMY_CONSOLE_COLUMNS=160 CONFIG_DUMMY_CONSOLE_ROWS=64 # CONFIG_STI_CONSOLE is not set - -# -# Sound -# # CONFIG_SOUND is not set CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set +# CONFIG_HID_PID is not set + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_USB is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# Enable Host or Gadget support to see Inventra options # # -# USB Gadget Support +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# +# CONFIG_UWB is not set # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set # -# DMA Engine support +# RTC interfaces # -# CONFIG_DMA_ENGINE is not set +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set # -# DMA Clients +# SPI RTC drivers # # -# DMA Devices -# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# Userspace I/O +# on-CPU RTC drivers # +CONFIG_RTC_DRV_PARISC=y +# CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -845,7 +970,7 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y # CONFIG_JBD_DEBUG is not set # CONFIG_REISERFS_FS is not set @@ -855,19 +980,19 @@ CONFIG_JFS_FS=m # CONFIG_JFS_DEBUG is not set # CONFIG_JFS_STATISTICS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y CONFIG_XFS_FS=m # CONFIG_XFS_QUOTA is not set -# CONFIG_XFS_SECURITY is not set # CONFIG_XFS_POSIX_ACL is not set # CONFIG_XFS_RT is not set +# CONFIG_XFS_DEBUG is not set # CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_BTRFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y # CONFIG_AUTOFS_FS is not set CONFIG_AUTOFS4_FS=y # CONFIG_FUSE_FS is not set @@ -897,16 +1022,13 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# +CONFIG_MISC_FILESYSTEMS=y # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_ECRYPT_FS is not set @@ -916,34 +1038,33 @@ CONFIG_RAMFS=y # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set CONFIG_UFS_FS=m # CONFIG_UFS_FS_WRITE is not set # CONFIG_UFS_DEBUG is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=m CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y -CONFIG_NFS_DIRECTIO=y CONFIG_NFSD=m CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set CONFIG_NFSD_V4=y -CONFIG_NFSD_TCP=y CONFIG_LOCKD=m CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=m CONFIG_NFS_COMMON=y CONFIG_SUNRPC=m CONFIG_SUNRPC_GSS=m -# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set CONFIG_RPCSEC_GSS_KRB5=m CONFIG_RPCSEC_GSS_SPKM3=m CONFIG_SMB_FS=m @@ -952,6 +1073,7 @@ CONFIG_SMB_NLS_REMOTE="cp437" CONFIG_CIFS=m # CONFIG_CIFS_STATS is not set # CONFIG_CIFS_WEAK_PW_HASH is not set +# CONFIG_CIFS_UPCALL is not set # CONFIG_CIFS_XATTR is not set # CONFIG_CIFS_DEBUG2 is not set # CONFIG_CIFS_EXPERIMENTAL is not set @@ -964,10 +1086,6 @@ CONFIG_CIFS=m # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=m @@ -1008,33 +1126,28 @@ CONFIG_NLS_ISO8859_15=m # CONFIG_NLS_KOI8_R is not set # CONFIG_NLS_KOI8_U is not set CONFIG_NLS_UTF8=m - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set # -# Profiling support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m - -# # Kernel hacking # # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=2048 CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_FS is not set +CONFIG_DEBUG_FS=y CONFIG_HEADERS_CHECK=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -1046,10 +1159,33 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_BUGVERBOSE is not set # CONFIG_DEBUG_INFO is not set # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +# CONFIG_DEBUG_MEMORY_INIT is not set # CONFIG_DEBUG_LIST is not set -CONFIG_FORCED_INLINING=y +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set +CONFIG_NOP_TRACER=y +CONFIG_RING_BUFFER=y +CONFIG_TRACING=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_BUILD_DOCSRC is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set # CONFIG_DEBUG_RODATA is not set # @@ -1058,56 +1194,112 @@ CONFIG_FORCED_INLINING=y CONFIG_KEYS=y CONFIG_KEYS_DEBUG_PROC_KEYS=y # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD=m +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=m +CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +# CONFIG_CRYPTO_GF128MUL is not set +CONFIG_CRYPTO_NULL=m +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=m +CONFIG_CRYPTO_TEST=m + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=m +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_XCBC is not set -CONFIG_CRYPTO_NULL=m + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=m # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set CONFIG_CRYPTO_SHA1=m # CONFIG_CRYPTO_SHA256 is not set # CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_GF128MUL is not set -# CONFIG_CRYPTO_ECB is not set -CONFIG_CRYPTO_CBC=m -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_XTS is not set -# CONFIG_CRYPTO_CRYPTD is not set -CONFIG_CRYPTO_DES=m -# CONFIG_CRYPTO_FCRYPT is not set -CONFIG_CRYPTO_BLOWFISH=m -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# # CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +CONFIG_CRYPTO_BLOWFISH=m +# CONFIG_CRYPTO_CAMELLIA is not set CONFIG_CRYPTO_CAST5=m # CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_ARC4 is not set +CONFIG_CRYPTO_DES=m +# CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_SALSA20 is not set # CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# CONFIG_CRYPTO_DEFLATE=m -# CONFIG_CRYPTO_MICHAEL_MIC is not set -CONFIG_CRYPTO_CRC32C=m -# CONFIG_CRYPTO_CAMELLIA is not set -CONFIG_CRYPTO_TEST=m -# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set # # Library routines # CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y CONFIG_CRC_CCITT=m # CONFIG_CRC16 is not set -# CONFIG_CRC_ITU_T is not set +# CONFIG_CRC_T10DIF is not set +CONFIG_CRC_ITU_T=m CONFIG_CRC32=y # CONFIG_CRC7 is not set CONFIG_LIBCRC32C=m diff --git a/arch/parisc/configs/b180_defconfig b/arch/parisc/configs/b180_defconfig index 1bf22c9a4614..98bb05ee6e8d 100644 --- a/arch/parisc/configs/b180_defconfig +++ b/arch/parisc/configs/b180_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.23 -# Fri Oct 12 21:16:46 2007 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 01:32:57 2009 # CONFIG_PARISC=y CONFIG_MMU=y @@ -33,13 +33,29 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +CONFIG_NAMESPACES=y +# CONFIG_UTS_NS is not set +# CONFIG_IPC_NS is not set # CONFIG_BLK_DEV_INITRD is not set +CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y # CONFIG_EMBEDDED is not set CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -51,27 +67,34 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +# CONFIG_PROFILING is not set +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set # CONFIG_MODULE_UNLOAD is not set CONFIG_MODVERSIONS=y # CONFIG_MODULE_SRCVERSION_ALL is not set -# CONFIG_KMOD is not set +CONFIG_INIT_ALL_POSSIBLE=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -85,6 +108,7 @@ CONFIG_IOSCHED_CFQ=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" +# CONFIG_FREEZER is not set # # Processor type and features @@ -108,13 +132,15 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4096 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y # CONFIG_HPUX is not set # @@ -130,14 +156,14 @@ CONFIG_EISA_NAMES=y CONFIG_ISA=y CONFIG_PCI=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set +# CONFIG_PCI_STUB is not set CONFIG_GSC_DINO=y # CONFIG_PCI_LBA is not set - -# -# PCCARD (PCMCIA/CardBus) support -# +CONFIG_IOMMU_HELPER=y # CONFIG_PCCARD is not set +# CONFIG_HOTPLUG_PCI is not set # # PA-RISC specific drivers @@ -151,16 +177,15 @@ CONFIG_PDC_STABLE=y # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -205,36 +230,37 @@ CONFIG_INET6_XFRM_MODE_TRANSPORT=y CONFIG_INET6_XFRM_MODE_TUNNEL=y CONFIG_INET6_XFRM_MODE_BEET=y CONFIG_IPV6_SIT=y +CONFIG_IPV6_NDISC_NODETYPE=y # CONFIG_IPV6_TUNNEL is not set # CONFIG_NETLABEL is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set +# CONFIG_ATM is not set # CONFIG_BRIDGE is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set # CONFIG_IPX is not set # CONFIG_ATALK is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set -# CONFIG_IEEE80211 is not set +# CONFIG_LIB80211 is not set +# CONFIG_MAC80211 is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # @@ -247,7 +273,9 @@ CONFIG_IPV6_SIT=y CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" CONFIG_STANDALONE=y # CONFIG_PREVENT_FIRMWARE_BUILD is not set -# CONFIG_FW_LOADER is not set +CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set @@ -275,10 +303,18 @@ CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_CDROM_PKTCDVD=m CONFIG_CDROM_PKTCDVD_BUFFERS=8 CONFIG_ATA_OVER_ETH=y +# CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y # CONFIG_IDE is not set # @@ -317,8 +353,10 @@ CONFIG_SCSI_SPI_ATTRS=y # CONFIG_SCSI_FC_ATTRS is not set # CONFIG_SCSI_ISCSI_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_CXGB3_ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -330,12 +368,15 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set # CONFIG_SCSI_DPT_I2O is not set +# CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_IN2000 is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set # CONFIG_MEGARAID_SAS is not set # CONFIG_SCSI_HPTIOP is not set +# CONFIG_LIBFC is not set +# CONFIG_FCOE is not set # CONFIG_SCSI_DMX3191D is not set # CONFIG_SCSI_DTC3280 is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set @@ -346,6 +387,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_INIA100 is not set # CONFIG_SCSI_PPA is not set # CONFIG_SCSI_IMM is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_NCR53C406A is not set CONFIG_SCSI_LASI700=y CONFIG_53C700_LE_ON_BE=y @@ -360,7 +402,6 @@ CONFIG_SCSI_NCR53C8XX_DEFAULT_TAGS=8 CONFIG_SCSI_NCR53C8XX_MAX_TAGS=32 CONFIG_SCSI_NCR53C8XX_SYNC=40 # CONFIG_SCSI_PAS16 is not set -# CONFIG_SCSI_PSI240I is not set # CONFIG_SCSI_QLOGIC_FAS is not set # CONFIG_SCSI_QLOGIC_1280 is not set # CONFIG_SCSI_QLA_FC is not set @@ -373,9 +414,11 @@ CONFIG_SCSI_NCR53C8XX_SYNC=40 # CONFIG_SCSI_NSP32 is not set # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=y +CONFIG_MD_AUTODETECT=y CONFIG_MD_LINEAR=y CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y @@ -383,26 +426,18 @@ CONFIG_MD_RAID1=y # CONFIG_MD_MULTIPATH is not set # CONFIG_MD_FAULTY is not set # CONFIG_BLK_DEV_DM is not set - -# -# Fusion MPT device support -# # CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set # # IEEE 1394 (FireWire) support # # -# An alternative FireWire stack is available with EXPERIMENTAL=y +# A new alternative FireWire stack is available with EXPERIMENTAL=y # # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_EQUALIZER is not set @@ -434,36 +469,49 @@ CONFIG_TULIP=y # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NET_PCI is not set # CONFIG_B44 is not set +# CONFIG_CS89x0 is not set # CONFIG_NET_POCKET is not set +# CONFIG_ATL2 is not set CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set # CONFIG_E1000 is not set # CONFIG_E1000E is not set +# CONFIG_IGB is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_R8169 is not set # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set # CONFIG_TIGON3 is not set # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set +# CONFIG_ATL1 is not set +# CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set +CONFIG_CHELSIO_T3_DEPENDS=y # CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set # CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set # CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set # CONFIG_MLX4_CORE is not set # CONFIG_TEHUTI is not set +# CONFIG_BNX2X is not set +# CONFIG_QLGE is not set +# CONFIG_SFC is not set # CONFIG_TR is not set # @@ -471,6 +519,11 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # CONFIG_WAN is not set # CONFIG_FDDI is not set # CONFIG_PLIP is not set @@ -503,7 +556,6 @@ CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_INPUT_EVBUG is not set @@ -526,11 +578,12 @@ CONFIG_MOUSE_PS2=y CONFIG_MOUSE_PS2_ALPS=y CONFIG_MOUSE_PS2_LOGIPS2PP=y CONFIG_MOUSE_PS2_SYNAPTICS=y -CONFIG_MOUSE_PS2_LIFEBOOK=y CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set # CONFIG_MOUSE_PS2_TOUCHKIT is not set # CONFIG_MOUSE_SERIAL is not set # CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_BCM5974 is not set # CONFIG_MOUSE_INPORT is not set # CONFIG_MOUSE_LOGIBM is not set # CONFIG_MOUSE_PC110PAD is not set @@ -564,9 +617,11 @@ CONFIG_SERIO_LIBPS2=y # Character devices # CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set # @@ -598,75 +653,79 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 CONFIG_PRINTER=y # CONFIG_LP_CONSOLE is not set # CONFIG_PPDEV is not set -# CONFIG_TIPAR is not set # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set -CONFIG_GEN_RTC=y -# CONFIG_GEN_RTC_X is not set # CONFIG_DTLK is not set # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_AGP is not set -# CONFIG_DRM is not set # CONFIG_RAW_DRIVER is not set CONFIG_DEVPORT=y # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set -# CONFIG_DAB is not set +# CONFIG_VIDEO_MEDIA is not set # -# Graphics support +# Multimedia drivers # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set +# CONFIG_DAB is not set # -# Display device support +# Graphics support # -# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_AGP is not set +# CONFIG_DRM is not set # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set # CONFIG_FB_SYS_FILLRECT is not set # CONFIG_FB_SYS_COPYAREA is not set # CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set # CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y # CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set @@ -691,6 +750,7 @@ CONFIG_FB_STI=y # CONFIG_FB_ATY is not set # CONFIG_FB_S3 is not set # CONFIG_FB_SIS is not set +# CONFIG_FB_VIA is not set # CONFIG_FB_NEOMAGIC is not set # CONFIG_FB_KYRO is not set # CONFIG_FB_3DFX is not set @@ -698,7 +758,16 @@ CONFIG_FB_STI=y # CONFIG_FB_VT8623 is not set # CONFIG_FB_TRIDENT is not set # CONFIG_FB_ARK is not set +# CONFIG_FB_CARMINE is not set # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set # # Console display driver support @@ -718,15 +787,8 @@ CONFIG_LOGO_LINUX_MONO=y CONFIG_LOGO_LINUX_VGA16=y CONFIG_LOGO_LINUX_CLUT224=y CONFIG_LOGO_PARISC_CLUT224=y - -# -# Sound -# CONFIG_SOUND=y - -# -# Advanced Linux Sound Architecture -# +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y @@ -742,10 +804,7 @@ CONFIG_SND_SUPPORT_OLD_API=y CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_VERBOSE_PRINTK is not set # CONFIG_SND_DEBUG is not set - -# -# Generic devices -# +CONFIG_SND_DRIVERS=y # CONFIG_SND_DUMMY is not set # CONFIG_SND_VIRMIDI is not set # CONFIG_SND_MTPAV is not set @@ -753,10 +812,7 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_MPU401 is not set # CONFIG_SND_PORTMAN2X4 is not set - -# -# PCI devices -# +CONFIG_SND_PCI=y # CONFIG_SND_AD1889 is not set # CONFIG_SND_ALS300 is not set # CONFIG_SND_ALI5451 is not set @@ -765,9 +821,11 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_AU8810 is not set # CONFIG_SND_AU8820 is not set # CONFIG_SND_AU8830 is not set +# CONFIG_SND_AW2 is not set # CONFIG_SND_BT87X is not set # CONFIG_SND_CA0106 is not set # CONFIG_SND_CMIPCI is not set +# CONFIG_SND_OXYGEN is not set # CONFIG_SND_CS4281 is not set # CONFIG_SND_CS46XX is not set # CONFIG_SND_DARLA20 is not set @@ -792,6 +850,7 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_HDA_INTEL is not set # CONFIG_SND_HDSP is not set # CONFIG_SND_HDSPM is not set +# CONFIG_SND_HIFIER is not set # CONFIG_SND_ICE1712 is not set # CONFIG_SND_ICE1724 is not set # CONFIG_SND_INTEL8X0 is not set @@ -809,30 +868,23 @@ CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_TRIDENT is not set # CONFIG_SND_VIA82XX is not set # CONFIG_SND_VIA82XX_MODEM is not set +# CONFIG_SND_VIRTUOSO is not set # CONFIG_SND_VX222 is not set # CONFIG_SND_YMFPCI is not set - -# -# GSC devices -# +CONFIG_SND_GSC=y CONFIG_SND_HARMONY=y - -# -# System on Chip audio support -# # CONFIG_SND_SOC is not set - -# -# SoC Audio support for SuperH -# - -# -# Open Sound System -# # CONFIG_SOUND_PRIME is not set CONFIG_HID_SUPPORT=y CONFIG_HID=y CONFIG_HID_DEBUG=y +# CONFIG_HIDRAW is not set +# CONFIG_HID_PID is not set + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y @@ -840,36 +892,63 @@ CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_USB is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# Enable Host or Gadget support to see Inventra options # # -# USB Gadget Support +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set # -# DMA Engine support +# RTC interfaces # -# CONFIG_DMA_ENGINE is not set +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set # -# DMA Clients +# SPI RTC drivers # # -# DMA Devices -# -# CONFIG_AUXDISPLAY is not set +# Platform RTC drivers +# +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# Userspace I/O +# on-CPU RTC drivers # +CONFIG_RTC_DRV_PARISC=y +# CONFIG_DMADEVICES is not set +# CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -879,19 +958,18 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y -# CONFIG_JBD_DEBUG is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y # CONFIG_AUTOFS_FS is not set CONFIG_AUTOFS4_FS=y # CONFIG_FUSE_FS is not set @@ -917,35 +995,32 @@ CONFIG_JOLIET=y CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y - -# -# Miscellaneous filesystems -# +# CONFIG_CONFIGFS_FS is not set +CONFIG_MISC_FILESYSTEMS=y # CONFIG_HFSPLUS_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set -# CONFIG_NFS_DIRECTIO is not set +CONFIG_ROOT_NFS=y CONFIG_NFSD=y CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set -CONFIG_NFSD_TCP=y -CONFIG_ROOT_NFS=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=y @@ -962,10 +1037,6 @@ CONFIG_SMB_FS=y # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=m @@ -1011,7 +1082,9 @@ CONFIG_NLS_UTF8=m # Kernel hacking # # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set @@ -1019,9 +1092,12 @@ CONFIG_HEADERS_CHECK=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -1033,10 +1109,29 @@ CONFIG_SCHED_DEBUG=y CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_INFO is not set # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +CONFIG_DEBUG_MEMORY_INIT=y # CONFIG_DEBUG_LIST is not set -CONFIG_FORCED_INLINING=y +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_BUILD_DOCSRC is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set # CONFIG_DEBUG_RODATA is not set # @@ -1044,52 +1139,108 @@ CONFIG_FORCED_INLINING=y # # CONFIG_KEYS is not set CONFIG_SECURITY=y +# CONFIG_SECURITYFS is not set # CONFIG_SECURITY_NETWORK is not set -CONFIG_SECURITY_CAPABILITIES=y +# CONFIG_SECURITY_PATH is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_SECURITY_DEFAULT_MMAP_MIN_ADDR=0 CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y -# CONFIG_CRYPTO_HMAC is not set +CONFIG_CRYPTO_MANAGER2=y # CONFIG_CRYPTO_NULL is not set +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_TEST is not set + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_PCBC is not set + +# +# Hash modes +# +# CONFIG_CRYPTO_HMAC is not set + +# +# Digest +# +# CONFIG_CRYPTO_CRC32C is not set # CONFIG_CRYPTO_MD4 is not set # CONFIG_CRYPTO_MD5 is not set +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set # CONFIG_CRYPTO_SHA1 is not set # CONFIG_CRYPTO_SHA256 is not set # CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_ECB is not set -CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_CRYPTD is not set -# CONFIG_CRYPTO_DES is not set -# CONFIG_CRYPTO_FCRYPT is not set -# CONFIG_CRYPTO_BLOWFISH is not set -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# # CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_BLOWFISH is not set +# CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_CAST5 is not set # CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_ARC4 is not set +# CONFIG_CRYPTO_DES is not set +# CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_ANUBIS is not set # CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# # CONFIG_CRYPTO_DEFLATE is not set -# CONFIG_CRYPTO_MICHAEL_MIC is not set -# CONFIG_CRYPTO_CRC32C is not set -# CONFIG_CRYPTO_CAMELLIA is not set -# CONFIG_CRYPTO_TEST is not set -# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set CONFIG_CRYPTO_HW=y +# CONFIG_CRYPTO_DEV_HIFN_795X is not set # # Library routines # CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y # CONFIG_CRC_CCITT is not set # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set diff --git a/arch/parisc/configs/c3000_defconfig b/arch/parisc/configs/c3000_defconfig index c6def3c1d209..0aa8014f758c 100644 --- a/arch/parisc/configs/c3000_defconfig +++ b/arch/parisc/configs/c3000_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.23 -# Fri Oct 12 21:24:00 2007 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 01:32:58 2009 # CONFIG_PARISC=y CONFIG_MMU=y @@ -33,16 +33,29 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_POSIX_MQUEUE is not set # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 +# CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +# CONFIG_NAMESPACES is not set # CONFIG_BLK_DEV_INITRD is not set # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -54,29 +67,39 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y +CONFIG_INIT_ALL_POSSIBLE=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set # CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -90,6 +113,7 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" +# CONFIG_FREEZER is not set # # Processor type and features @@ -115,17 +139,19 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y # CONFIG_HPUX is not set # @@ -134,14 +160,13 @@ CONFIG_VIRT_TO_BUS=y # CONFIG_GSC is not set CONFIG_PCI=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set +# CONFIG_PCI_STUB is not set CONFIG_PCI_LBA=y CONFIG_IOSAPIC=y CONFIG_IOMMU_SBA=y - -# -# PCCARD (PCMCIA/CardBus) support -# +CONFIG_IOMMU_HELPER=y # CONFIG_PCCARD is not set # CONFIG_HOTPLUG_PCI is not set @@ -158,16 +183,15 @@ CONFIG_PDC_STABLE=y # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -175,6 +199,8 @@ CONFIG_XFRM=y CONFIG_XFRM_USER=m # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +CONFIG_XFRM_IPCOMP=m CONFIG_NET_KEY=m # CONFIG_NET_KEY_MIGRATE is not set CONFIG_INET=y @@ -204,7 +230,6 @@ CONFIG_INET_XFRM_MODE_BEET=y CONFIG_TCP_CONG_CUBIC=y CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_TCP_MD5SIG is not set -# CONFIG_IP_VS is not set CONFIG_IPV6=m # CONFIG_IPV6_PRIVACY is not set # CONFIG_IPV6_ROUTER_PREF is not set @@ -220,29 +245,34 @@ CONFIG_INET6_XFRM_MODE_TUNNEL=m CONFIG_INET6_XFRM_MODE_BEET=m # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set CONFIG_IPV6_SIT=m +CONFIG_IPV6_NDISC_NODETYPE=y CONFIG_IPV6_TUNNEL=m # CONFIG_IPV6_MULTIPLE_TABLES is not set +# CONFIG_IPV6_MROUTE is not set # CONFIG_NETWORK_SECMARK is not set CONFIG_NETFILTER=y CONFIG_NETFILTER_DEBUG=y +CONFIG_NETFILTER_ADVANCED=y # # Core Netfilter Configuration # -# CONFIG_NETFILTER_NETLINK is not set -# CONFIG_NF_CONNTRACK_ENABLED is not set +# CONFIG_NETFILTER_NETLINK_QUEUE is not set +# CONFIG_NETFILTER_NETLINK_LOG is not set # CONFIG_NF_CONNTRACK is not set # CONFIG_NETFILTER_XTABLES is not set +# CONFIG_IP_VS is not set # # IP: Netfilter Configuration # +# CONFIG_NF_DEFRAG_IPV4 is not set CONFIG_IP_NF_QUEUE=m # CONFIG_IP_NF_IPTABLES is not set # CONFIG_IP_NF_ARPTABLES is not set # -# IPv6: Netfilter Configuration (EXPERIMENTAL) +# IPv6: Netfilter Configuration # # CONFIG_IP6_NF_QUEUE is not set # CONFIG_IP6_NF_IPTABLES is not set @@ -251,6 +281,7 @@ CONFIG_IP_NF_QUEUE=m # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set # CONFIG_LLC2 is not set @@ -260,28 +291,26 @@ CONFIG_IP_NF_QUEUE=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing # CONFIG_NET_PKTGEN=m # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set +# CONFIG_LIB80211 is not set # CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -296,6 +325,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set @@ -316,59 +347,62 @@ CONFIG_BLK_DEV_CRYPTOLOOP=m # CONFIG_BLK_DEV_RAM is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y CONFIG_IDE=y -CONFIG_IDE_MAX_HWIFS=4 -CONFIG_BLK_DEV_IDE=y # -# Please see Documentation/ide.txt for help/info on IDE drives +# Please see Documentation/ide/ide.txt for help/info on IDE drives # +CONFIG_IDE_ATAPI=y # CONFIG_BLK_DEV_IDE_SATA is not set -CONFIG_BLK_DEV_IDEDISK=m -# CONFIG_IDEDISK_MULTI_MODE is not set +CONFIG_IDE_GD=y +CONFIG_IDE_GD_ATA=y +# CONFIG_IDE_GD_ATAPI is not set CONFIG_BLK_DEV_IDECD=y +CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y # CONFIG_BLK_DEV_IDETAPE is not set -# CONFIG_BLK_DEV_IDEFLOPPY is not set -CONFIG_BLK_DEV_IDESCSI=y # CONFIG_IDE_TASK_IOCTL is not set CONFIG_IDE_PROC_FS=y # # IDE chipset support/bugfixes # -CONFIG_IDE_GENERIC=y # CONFIG_BLK_DEV_PLATFORM is not set +CONFIG_BLK_DEV_IDEDMA_SFF=y # # PCI IDE chipsets support # CONFIG_BLK_DEV_IDEPCI=y -CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_IDEPCI_PCIBUS_ORDER=y -# CONFIG_BLK_DEV_OFFBOARD is not set # CONFIG_BLK_DEV_GENERIC is not set # CONFIG_BLK_DEV_OPTI621 is not set CONFIG_BLK_DEV_IDEDMA_PCI=y -# CONFIG_BLK_DEV_IDEDMA_FORCED is not set -CONFIG_IDEDMA_ONLYDISK=y # CONFIG_BLK_DEV_AEC62XX is not set # CONFIG_BLK_DEV_ALI15X3 is not set # CONFIG_BLK_DEV_AMD74XX is not set # CONFIG_BLK_DEV_CMD64X is not set # CONFIG_BLK_DEV_TRIFLEX is not set -# CONFIG_BLK_DEV_CY82C693 is not set # CONFIG_BLK_DEV_CS5520 is not set # CONFIG_BLK_DEV_CS5530 is not set -# CONFIG_BLK_DEV_HPT34X is not set # CONFIG_BLK_DEV_HPT366 is not set # CONFIG_BLK_DEV_JMICRON is not set # CONFIG_BLK_DEV_SC1200 is not set # CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_IT8172 is not set # CONFIG_BLK_DEV_IT8213 is not set # CONFIG_BLK_DEV_IT821X is not set CONFIG_BLK_DEV_NS87415=y @@ -380,10 +414,7 @@ CONFIG_BLK_DEV_SIIMAGE=m # CONFIG_BLK_DEV_TRM290 is not set # CONFIG_BLK_DEV_VIA82CXXX is not set # CONFIG_BLK_DEV_TC86C001 is not set -# CONFIG_IDE_ARM is not set CONFIG_BLK_DEV_IDEDMA=y -# CONFIG_IDEDMA_IVB is not set -# CONFIG_BLK_DEV_HD is not set # # SCSI device support @@ -422,8 +453,10 @@ CONFIG_SCSI_SPI_ATTRS=y # CONFIG_SCSI_FC_ATTRS is not set CONFIG_SCSI_ISCSI_ATTRS=m # CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_CXGB3_ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -433,16 +466,20 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set # CONFIG_SCSI_DPT_I2O is not set +# CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set # CONFIG_MEGARAID_SAS is not set # CONFIG_SCSI_HPTIOP is not set +# CONFIG_LIBFC is not set +# CONFIG_FCOE is not set # CONFIG_SCSI_DMX3191D is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_STEX is not set CONFIG_SCSI_SYM53C8XX_2=y CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0 @@ -458,9 +495,11 @@ CONFIG_SCSI_SYM53C8XX_MMIO=y # CONFIG_SCSI_NSP32 is not set CONFIG_SCSI_DEBUG=m # CONFIG_SCSI_SRP is not set +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=y +CONFIG_MD_AUTODETECT=y CONFIG_MD_LINEAR=y CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y @@ -475,13 +514,8 @@ CONFIG_DM_SNAPSHOT=m CONFIG_DM_MIRROR=m CONFIG_DM_ZERO=m CONFIG_DM_MULTIPATH=m -# CONFIG_DM_MULTIPATH_EMC is not set -# CONFIG_DM_MULTIPATH_RDAC is not set # CONFIG_DM_DELAY is not set - -# -# Fusion MPT device support -# +# CONFIG_DM_UEVENT is not set CONFIG_FUSION=y CONFIG_FUSION_SPI=m # CONFIG_FUSION_FC is not set @@ -493,20 +527,40 @@ CONFIG_FUSION_CTL=m # # IEEE 1394 (FireWire) support # + +# +# Enable only one of the two stacks, unless you know what you are doing +# # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m CONFIG_BONDING=m # CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set CONFIG_TUN=m # CONFIG_VETH is not set -# CONFIG_IP1000 is not set # CONFIG_ARCNET is not set -# CONFIG_PHYLIB is not set +CONFIG_PHYLIB=m + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set +# CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y CONFIG_MII=m # CONFIG_HAPPYMEAL is not set @@ -528,33 +582,38 @@ CONFIG_TULIP_MMIO=y # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y # CONFIG_PCNET32 is not set # CONFIG_AMD8111_ETH is not set # CONFIG_ADAPTEC_STARFIRE is not set # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set -# CONFIG_EEPRO100 is not set CONFIG_E100=m # CONFIG_FEALNX is not set # CONFIG_NATSEMI is not set # CONFIG_NE2K_PCI is not set # CONFIG_8139CP is not set # CONFIG_8139TOO is not set +# CONFIG_R6040 is not set # CONFIG_SIS900 is not set # CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set # CONFIG_SUNDANCE is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set +# CONFIG_ATL2 is not set CONFIG_NETDEV_1000=y CONFIG_ACENIC=m # CONFIG_ACENIC_OMIT_TIGON_I is not set # CONFIG_DL2K is not set CONFIG_E1000=m -# CONFIG_E1000_NAPI is not set -# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set # CONFIG_E1000E is not set +# CONFIG_IP1000 is not set +# CONFIG_IGB is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set @@ -562,23 +621,31 @@ CONFIG_E1000=m # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set CONFIG_TIGON3=m # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set +# CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set +# CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set +CONFIG_CHELSIO_T3_DEPENDS=y # CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set # CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set # CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set # CONFIG_MLX4_CORE is not set # CONFIG_TEHUTI is not set +# CONFIG_BNX2X is not set +# CONFIG_QLGE is not set +# CONFIG_SFC is not set # CONFIG_TR is not set # @@ -586,6 +653,11 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # # USB Network Adapters @@ -594,7 +666,6 @@ CONFIG_NETDEV_10000=y # CONFIG_USB_KAWETH is not set # CONFIG_USB_PEGASUS is not set # CONFIG_USB_RTL8150 is not set -# CONFIG_USB_USBNET_MII is not set # CONFIG_USB_USBNET is not set # CONFIG_WAN is not set # CONFIG_FDDI is not set @@ -612,7 +683,6 @@ CONFIG_PPPOE=m # CONFIG_SLIP is not set CONFIG_SLHC=m # CONFIG_NET_FC is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set @@ -634,7 +704,6 @@ CONFIG_INPUT_MOUSEDEV=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1600 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=1200 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -652,6 +721,7 @@ CONFIG_INPUT_MOUSE=y # CONFIG_MOUSE_PS2 is not set # CONFIG_MOUSE_SERIAL is not set # CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_BCM5974 is not set # CONFIG_MOUSE_VSXXXAA is not set # CONFIG_INPUT_JOYSTICK is not set # CONFIG_INPUT_TABLET is not set @@ -672,10 +742,13 @@ CONFIG_SERIO_LIBPS2=m # Character devices # CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set # # Serial drivers @@ -699,72 +772,77 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set -CONFIG_GEN_RTC=y -CONFIG_GEN_RTC_X=y # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_AGP is not set -# CONFIG_DRM is not set CONFIG_RAW_DRIVER=y CONFIG_MAX_RAW_DEVS=256 # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set -# CONFIG_DAB is not set +# CONFIG_VIDEO_MEDIA is not set # -# Graphics support +# Multimedia drivers # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set +# CONFIG_DAB is not set # -# Display device support +# Graphics support # -# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_AGP is not set +# CONFIG_DRM is not set # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set # CONFIG_FB_SYS_FILLRECT is not set # CONFIG_FB_SYS_COPYAREA is not set # CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set # CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y # CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set @@ -790,6 +868,7 @@ CONFIG_FB_STI=y # CONFIG_FB_S3 is not set # CONFIG_FB_SAVAGE is not set # CONFIG_FB_SIS is not set +# CONFIG_FB_VIA is not set # CONFIG_FB_NEOMAGIC is not set # CONFIG_FB_KYRO is not set # CONFIG_FB_3DFX is not set @@ -798,7 +877,16 @@ CONFIG_FB_STI=y # CONFIG_FB_TRIDENT is not set # CONFIG_FB_ARK is not set # CONFIG_FB_PM3 is not set +# CONFIG_FB_CARMINE is not set # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set # # Console display driver support @@ -818,15 +906,8 @@ CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set # CONFIG_LOGO_LINUX_CLUT224 is not set CONFIG_LOGO_PARISC_CLUT224=y - -# -# Sound -# CONFIG_SOUND=y - -# -# Advanced Linux Sound Architecture -# +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y @@ -842,20 +923,16 @@ CONFIG_SND_SUPPORT_OLD_API=y CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_VERBOSE_PRINTK is not set # CONFIG_SND_DEBUG is not set - -# -# Generic devices -# +CONFIG_SND_VMASTER=y CONFIG_SND_AC97_CODEC=y +CONFIG_SND_DRIVERS=y # CONFIG_SND_DUMMY is not set # CONFIG_SND_VIRMIDI is not set # CONFIG_SND_MTPAV is not set # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_MPU401 is not set - -# -# PCI devices -# +# CONFIG_SND_AC97_POWER_SAVE is not set +CONFIG_SND_PCI=y CONFIG_SND_AD1889=y # CONFIG_SND_ALS300 is not set # CONFIG_SND_ALI5451 is not set @@ -864,10 +941,12 @@ CONFIG_SND_AD1889=y # CONFIG_SND_AU8810 is not set # CONFIG_SND_AU8820 is not set # CONFIG_SND_AU8830 is not set +# CONFIG_SND_AW2 is not set # CONFIG_SND_AZT3328 is not set # CONFIG_SND_BT87X is not set # CONFIG_SND_CA0106 is not set # CONFIG_SND_CMIPCI is not set +# CONFIG_SND_OXYGEN is not set # CONFIG_SND_CS4281 is not set # CONFIG_SND_CS46XX is not set # CONFIG_SND_DARLA20 is not set @@ -892,6 +971,7 @@ CONFIG_SND_AD1889=y # CONFIG_SND_HDA_INTEL is not set # CONFIG_SND_HDSP is not set # CONFIG_SND_HDSPM is not set +# CONFIG_SND_HIFIER is not set # CONFIG_SND_ICE1712 is not set # CONFIG_SND_ICE1724 is not set # CONFIG_SND_INTEL8X0 is not set @@ -909,47 +989,59 @@ CONFIG_SND_AD1889=y # CONFIG_SND_TRIDENT is not set # CONFIG_SND_VIA82XX is not set # CONFIG_SND_VIA82XX_MODEM is not set +# CONFIG_SND_VIRTUOSO is not set # CONFIG_SND_VX222 is not set # CONFIG_SND_YMFPCI is not set -# CONFIG_SND_AC97_POWER_SAVE is not set - -# -# USB devices -# +CONFIG_SND_USB=y # CONFIG_SND_USB_AUDIO is not set # CONFIG_SND_USB_CAIAQ is not set - -# -# System on Chip audio support -# # CONFIG_SND_SOC is not set - -# -# SoC Audio support for SuperH -# - -# -# Open Sound System -# # CONFIG_SOUND_PRIME is not set CONFIG_AC97_BUS=y CONFIG_HID_SUPPORT=y CONFIG_HID=y # CONFIG_HID_DEBUG is not set +# CONFIG_HIDRAW is not set # # USB Input Devices # CONFIG_USB_HID=y -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set +# CONFIG_HID_PID is not set CONFIG_USB_HIDDEV=y + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y +# CONFIG_HID_A4TECH is not set +# CONFIG_HID_APPLE is not set +# CONFIG_HID_BELKIN is not set +# CONFIG_HID_CHERRY is not set +# CONFIG_HID_CHICONY is not set +# CONFIG_HID_CYPRESS is not set +# CONFIG_HID_EZKEY is not set +# CONFIG_HID_GYRATION is not set +# CONFIG_HID_LOGITECH is not set +# CONFIG_HID_MICROSOFT is not set +# CONFIG_HID_MONTEREY is not set +# CONFIG_HID_NTRIG is not set +# CONFIG_HID_PANTHERLORD is not set +# CONFIG_HID_PETALYNX is not set +# CONFIG_HID_SAMSUNG is not set +# CONFIG_HID_SONY is not set +# CONFIG_HID_SUNPLUS is not set +# CONFIG_GREENASIA_FF is not set +# CONFIG_HID_TOPSEED is not set +# CONFIG_THRUSTMASTER_FF is not set +# CONFIG_ZEROPLUS_FF is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y CONFIG_USB=y CONFIG_USB_DEBUG=y +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set # # Miscellaneous USB options @@ -958,12 +1050,20 @@ CONFIG_USB_DEVICEFS=y CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_DYNAMIC_MINORS is not set # CONFIG_USB_OTG is not set +# CONFIG_USB_OTG_WHITELIST is not set +# CONFIG_USB_OTG_BLACKLIST_HUB is not set +# CONFIG_USB_MON is not set +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers # +# CONFIG_USB_C67X00_HCD is not set # CONFIG_USB_EHCI_HCD is not set +# CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set CONFIG_USB_OHCI_HCD=y # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set @@ -971,32 +1071,37 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y # CONFIG_USB_UHCI_HCD is not set # CONFIG_USB_SL811_HCD is not set # CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_WHCI_HCD is not set +# CONFIG_USB_HWA_HCD is not set # # USB Device Class drivers # # CONFIG_USB_ACM is not set CONFIG_USB_PRINTER=m +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # CONFIG_USB_STORAGE=m # CONFIG_USB_STORAGE_DEBUG is not set # CONFIG_USB_STORAGE_DATAFAB is not set # CONFIG_USB_STORAGE_FREECOM is not set # CONFIG_USB_STORAGE_ISD200 is not set -CONFIG_USB_STORAGE_DPCM=y CONFIG_USB_STORAGE_USBAT=y CONFIG_USB_STORAGE_SDDR09=y CONFIG_USB_STORAGE_SDDR55=y CONFIG_USB_STORAGE_JUMPSHOT=y # CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set # CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set # CONFIG_USB_LIBUSUAL is not set # @@ -1004,15 +1109,10 @@ CONFIG_USB_STORAGE_JUMPSHOT=y # CONFIG_USB_MDC800=m CONFIG_USB_MICROTEK=m -# CONFIG_USB_MON is not set # # USB port drivers # - -# -# USB Serial Converter support -# # CONFIG_USB_SERIAL is not set # @@ -1021,7 +1121,7 @@ CONFIG_USB_MICROTEK=m # CONFIG_USB_EMI62 is not set # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set -# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_SEVSEG is not set # CONFIG_USB_RIO500 is not set CONFIG_USB_LEGOTOWER=m # CONFIG_USB_LCD is not set @@ -1037,37 +1137,59 @@ CONFIG_USB_LEGOTOWER=m # CONFIG_USB_TRANCEVIBRATOR is not set # CONFIG_USB_IOWARRIOR is not set # CONFIG_USB_TEST is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set +# CONFIG_USB_GADGET is not set # -# USB DSL modem support -# - -# -# USB Gadget Support +# OTG and related infrastructure # -# CONFIG_USB_GADGET is not set +# CONFIG_UWB is not set # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set # -# DMA Engine support +# RTC interfaces # -# CONFIG_DMA_ENGINE is not set +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set # -# DMA Clients +# SPI RTC drivers # # -# DMA Devices +# Platform RTC drivers # +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# Userspace I/O +# on-CPU RTC drivers # +CONFIG_RTC_DRV_PARISC=y +# CONFIG_DMADEVICES is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -1077,25 +1199,24 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y # CONFIG_JBD_DEBUG is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set +CONFIG_FILE_LOCKING=y CONFIG_XFS_FS=m # CONFIG_XFS_QUOTA is not set -# CONFIG_XFS_SECURITY is not set # CONFIG_XFS_POSIX_ACL is not set # CONFIG_XFS_RT is not set -# CONFIG_GFS2_FS is not set +# CONFIG_XFS_DEBUG is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_BTRFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y # CONFIG_AUTOFS_FS is not set CONFIG_AUTOFS4_FS=y # CONFIG_FUSE_FS is not set @@ -1124,16 +1245,13 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# +CONFIG_MISC_FILESYSTEMS=y # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_HFS_FS is not set @@ -1142,32 +1260,31 @@ CONFIG_RAMFS=y # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set +CONFIG_ROOT_NFS=y CONFIG_NFSD=y CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set # CONFIG_NFSD_V4 is not set -# CONFIG_NFSD_TCP is not set -CONFIG_ROOT_NFS=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y -# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set # CONFIG_RPCSEC_GSS_KRB5 is not set # CONFIG_RPCSEC_GSS_SPKM3 is not set # CONFIG_SMB_FS is not set @@ -1181,10 +1298,6 @@ CONFIG_SUNRPC=y # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=m @@ -1225,33 +1338,28 @@ CONFIG_NLS_ISO8859_15=m # CONFIG_NLS_KOI8_R is not set # CONFIG_NLS_KOI8_U is not set CONFIG_NLS_UTF8=m - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set # -# Profiling support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m - -# # Kernel hacking # # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_FS is not set +CONFIG_DEBUG_FS=y CONFIG_HEADERS_CHECK=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -1263,10 +1371,33 @@ CONFIG_DEBUG_MUTEXES=y # CONFIG_DEBUG_BUGVERBOSE is not set # CONFIG_DEBUG_INFO is not set # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +# CONFIG_DEBUG_MEMORY_INIT is not set # CONFIG_DEBUG_LIST is not set -CONFIG_FORCED_INLINING=y +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set +CONFIG_NOP_TRACER=y +CONFIG_RING_BUFFER=y +CONFIG_TRACING=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_BUILD_DOCSRC is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set CONFIG_DEBUG_RODATA=y # @@ -1274,54 +1405,110 @@ CONFIG_DEBUG_RODATA=y # # CONFIG_KEYS is not set # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=m +CONFIG_CRYPTO_ALGAPI2=m +CONFIG_CRYPTO_AEAD2=m CONFIG_CRYPTO_BLKCIPHER=m +CONFIG_CRYPTO_BLKCIPHER2=m +CONFIG_CRYPTO_HASH=m +CONFIG_CRYPTO_HASH2=m +CONFIG_CRYPTO_RNG2=m CONFIG_CRYPTO_MANAGER=m +CONFIG_CRYPTO_MANAGER2=m +# CONFIG_CRYPTO_GF128MUL is not set +CONFIG_CRYPTO_NULL=m +# CONFIG_CRYPTO_CRYPTD is not set +# CONFIG_CRYPTO_AUTHENC is not set +CONFIG_CRYPTO_TEST=m + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=m +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set -CONFIG_CRYPTO_NULL=m + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=m # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=m +# CONFIG_CRYPTO_MICHAEL_MIC is not set +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set # CONFIG_CRYPTO_SHA1 is not set # CONFIG_CRYPTO_SHA256 is not set # CONFIG_CRYPTO_SHA512 is not set -# CONFIG_CRYPTO_WP512 is not set # CONFIG_CRYPTO_TGR192 is not set -# CONFIG_CRYPTO_GF128MUL is not set -# CONFIG_CRYPTO_ECB is not set -CONFIG_CRYPTO_CBC=m -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_XTS is not set -# CONFIG_CRYPTO_CRYPTD is not set -CONFIG_CRYPTO_DES=m -# CONFIG_CRYPTO_FCRYPT is not set -CONFIG_CRYPTO_BLOWFISH=m -# CONFIG_CRYPTO_TWOFISH is not set -# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_WP512 is not set + +# +# Ciphers +# # CONFIG_CRYPTO_AES is not set +# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_ARC4 is not set +CONFIG_CRYPTO_BLOWFISH=m +# CONFIG_CRYPTO_CAMELLIA is not set # CONFIG_CRYPTO_CAST5 is not set # CONFIG_CRYPTO_CAST6 is not set -# CONFIG_CRYPTO_TEA is not set -# CONFIG_CRYPTO_ARC4 is not set +CONFIG_CRYPTO_DES=m +# CONFIG_CRYPTO_FCRYPT is not set # CONFIG_CRYPTO_KHAZAD is not set -# CONFIG_CRYPTO_ANUBIS is not set +# CONFIG_CRYPTO_SALSA20 is not set # CONFIG_CRYPTO_SEED is not set +# CONFIG_CRYPTO_SERPENT is not set +# CONFIG_CRYPTO_TEA is not set +# CONFIG_CRYPTO_TWOFISH is not set + +# +# Compression +# CONFIG_CRYPTO_DEFLATE=m -# CONFIG_CRYPTO_MICHAEL_MIC is not set -CONFIG_CRYPTO_CRC32C=m -# CONFIG_CRYPTO_CAMELLIA is not set -CONFIG_CRYPTO_TEST=m -# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set # # Library routines # CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y CONFIG_CRC_CCITT=m # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set diff --git a/arch/parisc/configs/default_defconfig b/arch/parisc/configs/default_defconfig index 448a757b06c6..283a96c1b5ea 100644 --- a/arch/parisc/configs/default_defconfig +++ b/arch/parisc/configs/default_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.23 -# Fri Oct 12 20:54:57 2007 +# Linux kernel version: 2.6.29-rc8 +# Fri Mar 13 01:32:59 2009 # CONFIG_PARISC=y CONFIG_MMU=y @@ -33,17 +33,35 @@ CONFIG_SYSVIPC_SYSCTL=y CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set -# CONFIG_USER_NS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=16 +# CONFIG_GROUP_SCHED is not set +# CONFIG_CGROUPS is not set CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y # CONFIG_RELAY is not set +CONFIG_NAMESPACES=y +# CONFIG_UTS_NS is not set +# CONFIG_IPC_NS is not set +# CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set +# CONFIG_NET_NS is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y # CONFIG_EMBEDDED is not set CONFIG_SYSCTL_SYSCALL=y CONFIG_KALLSYMS=y @@ -55,29 +73,39 @@ CONFIG_BUG=y CONFIG_ELF_CORE=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y -CONFIG_ANON_INODES=y CONFIG_EPOLL=y CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y +CONFIG_AIO=y CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_COMPAT_BRK=y CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +# CONFIG_MARKERS is not set +CONFIG_OPROFILE=m +CONFIG_HAVE_OPROFILE=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y CONFIG_RT_MUTEXES=y -# CONFIG_TINY_SHMEM is not set CONFIG_BASE_SMALL=0 CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_FORCE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set -CONFIG_KMOD=y +CONFIG_INIT_ALL_POSSIBLE=y CONFIG_BLOCK=y # CONFIG_LBD is not set # CONFIG_BLK_DEV_IO_TRACE is not set -# CONFIG_LSF is not set # CONFIG_BLK_DEV_BSG is not set +# CONFIG_BLK_DEV_INTEGRITY is not set # # IO Schedulers @@ -91,6 +119,7 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" +# CONFIG_FREEZER is not set # # Processor type and features @@ -114,17 +143,19 @@ CONFIG_HZ_250=y # CONFIG_HZ_300 is not set # CONFIG_HZ_1000 is not set CONFIG_HZ=250 +# CONFIG_SCHED_HRTICK is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y # CONFIG_DISCONTIGMEM_MANUAL is not set # CONFIG_SPARSEMEM_MANUAL is not set CONFIG_FLATMEM=y CONFIG_FLAT_NODE_MEM_MAP=y -# CONFIG_SPARSEMEM_STATIC is not set +CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_SPLIT_PTLOCK_CPUS=4096 -# CONFIG_RESOURCES_64BIT is not set +# CONFIG_PHYS_ADDR_T_64BIT is not set CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y +CONFIG_UNEVICTABLE_LRU=y # CONFIG_HPUX is not set # @@ -140,15 +171,14 @@ CONFIG_EISA_NAMES=y # CONFIG_ISA is not set CONFIG_PCI=y # CONFIG_ARCH_SUPPORTS_MSI is not set +CONFIG_PCI_LEGACY=y # CONFIG_PCI_DEBUG is not set +# CONFIG_PCI_STUB is not set CONFIG_GSC_DINO=y CONFIG_PCI_LBA=y CONFIG_IOSAPIC=y CONFIG_IOMMU_SBA=y - -# -# PCCARD (PCMCIA/CardBus) support -# +CONFIG_IOMMU_HELPER=y CONFIG_PCCARD=y # CONFIG_PCMCIA_DEBUG is not set CONFIG_PCMCIA=y @@ -183,16 +213,15 @@ CONFIG_PDC_STABLE=y # Executable file formats # CONFIG_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set CONFIG_BINFMT_MISC=m - -# -# Networking -# CONFIG_NET=y # # Networking options # +CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y CONFIG_UNIX=y @@ -200,6 +229,8 @@ CONFIG_XFRM=y CONFIG_XFRM_USER=m # CONFIG_XFRM_SUB_POLICY is not set # CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +CONFIG_XFRM_IPCOMP=y CONFIG_NET_KEY=m # CONFIG_NET_KEY_MIGRATE is not set CONFIG_INET=y @@ -245,8 +276,10 @@ CONFIG_INET6_XFRM_MODE_TUNNEL=y CONFIG_INET6_XFRM_MODE_BEET=y # CONFIG_INET6_XFRM_MODE_ROUTEOPTIMIZATION is not set CONFIG_IPV6_SIT=y +CONFIG_IPV6_NDISC_NODETYPE=y # CONFIG_IPV6_TUNNEL is not set # CONFIG_IPV6_MULTIPLE_TABLES is not set +# CONFIG_IPV6_MROUTE is not set # CONFIG_NETWORK_SECMARK is not set # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set @@ -254,6 +287,7 @@ CONFIG_IPV6_SIT=y # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set # CONFIG_VLAN_8021Q is not set # CONFIG_DECNET is not set CONFIG_LLC=m @@ -264,28 +298,26 @@ CONFIG_LLC2=m # CONFIG_LAPB is not set # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set - -# -# QoS and/or fair queueing -# # CONFIG_NET_SCHED is not set +# CONFIG_DCB is not set # # Network testing # # CONFIG_NET_PKTGEN is not set # CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set # CONFIG_IRDA is not set # CONFIG_BT is not set # CONFIG_AF_RXRPC is not set - -# -# Wireless -# +# CONFIG_PHONET is not set +CONFIG_WIRELESS=y # CONFIG_CFG80211 is not set +CONFIG_WIRELESS_OLD_REGULATORY=y # CONFIG_WIRELESS_EXT is not set +# CONFIG_LIB80211 is not set # CONFIG_MAC80211 is not set -# CONFIG_IEEE80211 is not set +# CONFIG_WIMAX is not set # CONFIG_RFKILL is not set # CONFIG_NET_9P is not set @@ -300,6 +332,8 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" # CONFIG_STANDALONE is not set # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" # CONFIG_DEBUG_DRIVER is not set # CONFIG_DEBUG_DEVRES is not set # CONFIG_SYS_HYPERVISOR is not set @@ -330,63 +364,68 @@ CONFIG_BLK_DEV_CRYPTOLOOP=y CONFIG_BLK_DEV_RAM=y CONFIG_BLK_DEV_RAM_COUNT=16 CONFIG_BLK_DEV_RAM_SIZE=6144 -CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024 +# CONFIG_BLK_DEV_XIP is not set # CONFIG_CDROM_PKTCDVD is not set # CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_93CX6 is not set +CONFIG_HAVE_IDE=y CONFIG_IDE=y -CONFIG_BLK_DEV_IDE=y # -# Please see Documentation/ide.txt for help/info on IDE drives +# Please see Documentation/ide/ide.txt for help/info on IDE drives # +CONFIG_IDE_ATAPI=y # CONFIG_BLK_DEV_IDE_SATA is not set -CONFIG_BLK_DEV_IDEDISK=y -CONFIG_IDEDISK_MULTI_MODE=y +CONFIG_IDE_GD=y +CONFIG_IDE_GD_ATA=y +# CONFIG_IDE_GD_ATAPI is not set CONFIG_BLK_DEV_IDECS=y # CONFIG_BLK_DEV_DELKIN is not set CONFIG_BLK_DEV_IDECD=y +CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y # CONFIG_BLK_DEV_IDETAPE is not set -# CONFIG_BLK_DEV_IDEFLOPPY is not set -CONFIG_BLK_DEV_IDESCSI=y # CONFIG_IDE_TASK_IOCTL is not set CONFIG_IDE_PROC_FS=y # # IDE chipset support/bugfixes # -CONFIG_IDE_GENERIC=y # CONFIG_BLK_DEV_PLATFORM is not set +CONFIG_BLK_DEV_IDEDMA_SFF=y # # PCI IDE chipsets support # CONFIG_BLK_DEV_IDEPCI=y -CONFIG_IDEPCI_SHARE_IRQ=y CONFIG_IDEPCI_PCIBUS_ORDER=y # CONFIG_BLK_DEV_OFFBOARD is not set CONFIG_BLK_DEV_GENERIC=y # CONFIG_BLK_DEV_OPTI621 is not set CONFIG_BLK_DEV_IDEDMA_PCI=y -# CONFIG_BLK_DEV_IDEDMA_FORCED is not set -CONFIG_IDEDMA_ONLYDISK=y # CONFIG_BLK_DEV_AEC62XX is not set # CONFIG_BLK_DEV_ALI15X3 is not set # CONFIG_BLK_DEV_AMD74XX is not set # CONFIG_BLK_DEV_CMD64X is not set # CONFIG_BLK_DEV_TRIFLEX is not set -# CONFIG_BLK_DEV_CY82C693 is not set # CONFIG_BLK_DEV_CS5520 is not set # CONFIG_BLK_DEV_CS5530 is not set -# CONFIG_BLK_DEV_HPT34X is not set # CONFIG_BLK_DEV_HPT366 is not set # CONFIG_BLK_DEV_JMICRON is not set # CONFIG_BLK_DEV_SC1200 is not set # CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_IT8172 is not set # CONFIG_BLK_DEV_IT8213 is not set # CONFIG_BLK_DEV_IT821X is not set CONFIG_BLK_DEV_NS87415=y @@ -398,10 +437,7 @@ CONFIG_BLK_DEV_NS87415=y # CONFIG_BLK_DEV_TRM290 is not set # CONFIG_BLK_DEV_VIA82CXXX is not set # CONFIG_BLK_DEV_TC86C001 is not set -# CONFIG_IDE_ARM is not set CONFIG_BLK_DEV_IDEDMA=y -# CONFIG_IDEDMA_IVB is not set -# CONFIG_BLK_DEV_HD is not set # # SCSI device support @@ -440,8 +476,10 @@ CONFIG_SCSI_SPI_ATTRS=y # CONFIG_SCSI_FC_ATTRS is not set # CONFIG_SCSI_ISCSI_ATTRS is not set # CONFIG_SCSI_SAS_LIBSAS is not set +# CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_CXGB3_ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -452,11 +490,14 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set # CONFIG_SCSI_DPT_I2O is not set +# CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set # CONFIG_MEGARAID_NEWGEN is not set # CONFIG_MEGARAID_LEGACY is not set # CONFIG_MEGARAID_SAS is not set # CONFIG_SCSI_HPTIOP is not set +# CONFIG_LIBFC is not set +# CONFIG_FCOE is not set # CONFIG_SCSI_DMX3191D is not set # CONFIG_SCSI_FUTURE_DOMAIN is not set # CONFIG_SCSI_IPS is not set @@ -464,6 +505,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_INIA100 is not set # CONFIG_SCSI_PPA is not set # CONFIG_SCSI_IMM is not set +# CONFIG_SCSI_MVSAS is not set CONFIG_SCSI_LASI700=y CONFIG_53C700_LE_ON_BE=y # CONFIG_SCSI_STEX is not set @@ -487,9 +529,11 @@ CONFIG_SCSI_NCR53C8XX_SYNC=20 # CONFIG_SCSI_DEBUG is not set # CONFIG_SCSI_SRP is not set # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set +# CONFIG_SCSI_DH is not set # CONFIG_ATA is not set CONFIG_MD=y CONFIG_BLK_DEV_MD=y +CONFIG_MD_AUTODETECT=y CONFIG_MD_LINEAR=y CONFIG_MD_RAID0=y CONFIG_MD_RAID1=y @@ -505,32 +549,47 @@ CONFIG_BLK_DEV_DM=y # CONFIG_DM_ZERO is not set # CONFIG_DM_MULTIPATH is not set # CONFIG_DM_DELAY is not set +# CONFIG_DM_UEVENT is not set +# CONFIG_FUSION is not set # -# Fusion MPT device support +# IEEE 1394 (FireWire) support # -# CONFIG_FUSION is not set -# CONFIG_FUSION_SPI is not set -# CONFIG_FUSION_FC is not set -# CONFIG_FUSION_SAS is not set # -# IEEE 1394 (FireWire) support +# Enable only one of the two stacks, unless you know what you are doing # # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set CONFIG_NETDEVICES=y -# CONFIG_NETDEVICES_MULTIQUEUE is not set CONFIG_DUMMY=m CONFIG_BONDING=m # CONFIG_MACVLAN is not set # CONFIG_EQUALIZER is not set CONFIG_TUN=m # CONFIG_VETH is not set -# CONFIG_IP1000 is not set # CONFIG_ARCNET is not set -# CONFIG_PHYLIB is not set +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +# CONFIG_MARVELL_PHY is not set +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +# CONFIG_BROADCOM_PHY is not set +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set +# CONFIG_FIXED_PHY is not set +# CONFIG_MDIO_BITBANG is not set CONFIG_NET_ETHERNET=y CONFIG_MII=m CONFIG_LASI_82596=y @@ -550,13 +609,15 @@ CONFIG_TULIP=y # CONFIG_DM9102 is not set # CONFIG_ULI526X is not set # CONFIG_PCMCIA_XIRCOM is not set -# CONFIG_PCMCIA_XIRTULIP is not set # CONFIG_DEPCA is not set # CONFIG_HP100 is not set # CONFIG_IBM_NEW_EMAC_ZMII is not set # CONFIG_IBM_NEW_EMAC_RGMII is not set # CONFIG_IBM_NEW_EMAC_TAH is not set # CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set CONFIG_NET_PCI=y # CONFIG_PCNET32 is not set # CONFIG_AMD8111_ETH is not set @@ -564,7 +625,7 @@ CONFIG_NET_PCI=y # CONFIG_AC3200 is not set # CONFIG_B44 is not set # CONFIG_FORCEDETH is not set -# CONFIG_EEPRO100 is not set +# CONFIG_CS89x0 is not set # CONFIG_E100 is not set # CONFIG_LNE390 is not set # CONFIG_FEALNX is not set @@ -574,19 +635,24 @@ CONFIG_NET_PCI=y # CONFIG_ES3210 is not set # CONFIG_8139CP is not set # CONFIG_8139TOO is not set +# CONFIG_R6040 is not set # CONFIG_SIS900 is not set # CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set # CONFIG_SUNDANCE is not set # CONFIG_TLAN is not set # CONFIG_VIA_RHINE is not set # CONFIG_SC92031 is not set # CONFIG_NET_POCKET is not set +# CONFIG_ATL2 is not set CONFIG_NETDEV_1000=y CONFIG_ACENIC=y # CONFIG_ACENIC_OMIT_TIGON_I is not set # CONFIG_DL2K is not set # CONFIG_E1000 is not set # CONFIG_E1000E is not set +# CONFIG_IP1000 is not set +# CONFIG_IGB is not set # CONFIG_NS83820 is not set # CONFIG_HAMACHI is not set # CONFIG_YELLOWFIN is not set @@ -594,23 +660,31 @@ CONFIG_ACENIC=y # CONFIG_SIS190 is not set # CONFIG_SKGE is not set # CONFIG_SKY2 is not set -# CONFIG_SK98LIN is not set # CONFIG_VIA_VELOCITY is not set CONFIG_TIGON3=y # CONFIG_BNX2 is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set +# CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set +# CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set +CONFIG_CHELSIO_T3_DEPENDS=y # CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set # CONFIG_IXGBE is not set # CONFIG_IXGB is not set # CONFIG_S2IO is not set # CONFIG_MYRI10GE is not set # CONFIG_NETXEN_NIC is not set # CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set # CONFIG_MLX4_CORE is not set # CONFIG_TEHUTI is not set +# CONFIG_BNX2X is not set +# CONFIG_QLGE is not set +# CONFIG_SFC is not set # CONFIG_TR is not set # @@ -618,6 +692,11 @@ CONFIG_NETDEV_10000=y # # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set +# CONFIG_IWLWIFI_LEDS is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# # # USB Network Adapters @@ -626,7 +705,6 @@ CONFIG_NETDEV_10000=y # CONFIG_USB_KAWETH is not set # CONFIG_USB_PEGASUS is not set # CONFIG_USB_RTL8150 is not set -# CONFIG_USB_USBNET_MII is not set # CONFIG_USB_USBNET is not set CONFIG_NET_PCMCIA=y # CONFIG_PCMCIA_3C589 is not set @@ -654,7 +732,6 @@ CONFIG_PPPOE=m # CONFIG_SLIP is not set CONFIG_SLHC=m # CONFIG_NET_FC is not set -# CONFIG_SHAPER is not set # CONFIG_NETCONSOLE is not set # CONFIG_NETPOLL is not set # CONFIG_NET_POLL_CONTROLLER is not set @@ -676,7 +753,6 @@ CONFIG_INPUT_MOUSEDEV_PSAUX=y CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 # CONFIG_INPUT_JOYDEV is not set -# CONFIG_INPUT_TSDEV is not set # CONFIG_INPUT_EVDEV is not set # CONFIG_INPUT_EVBUG is not set @@ -699,11 +775,12 @@ CONFIG_MOUSE_PS2=y CONFIG_MOUSE_PS2_ALPS=y CONFIG_MOUSE_PS2_LOGIPS2PP=y CONFIG_MOUSE_PS2_SYNAPTICS=y -CONFIG_MOUSE_PS2_LIFEBOOK=y CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set # CONFIG_MOUSE_PS2_TOUCHKIT is not set CONFIG_MOUSE_SERIAL=y # CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_BCM5974 is not set # CONFIG_MOUSE_VSXXXAA is not set CONFIG_MOUSE_HIL=y # CONFIG_INPUT_JOYSTICK is not set @@ -729,10 +806,13 @@ CONFIG_SERIO_LIBPS2=y # Character devices # CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y CONFIG_VT_CONSOLE=y CONFIG_HW_CONSOLE=y # CONFIG_VT_HW_CONSOLE_BINDING is not set +CONFIG_DEVKMEM=y # CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set # # Serial drivers @@ -759,21 +839,16 @@ CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set CONFIG_LEGACY_PTYS=y CONFIG_LEGACY_PTY_COUNT=64 CONFIG_PRINTER=m # CONFIG_LP_CONSOLE is not set CONFIG_PPDEV=m -# CONFIG_TIPAR is not set # CONFIG_IPMI_HANDLER is not set -# CONFIG_WATCHDOG is not set # CONFIG_HW_RANDOM is not set -CONFIG_GEN_RTC=y -CONFIG_GEN_RTC_X=y # CONFIG_R3964 is not set # CONFIG_APPLICOM is not set -# CONFIG_AGP is not set -# CONFIG_DRM is not set # # PCMCIA character devices @@ -781,60 +856,70 @@ CONFIG_GEN_RTC_X=y # CONFIG_SYNCLINK_CS is not set # CONFIG_CARDMAN_4000 is not set # CONFIG_CARDMAN_4040 is not set +# CONFIG_IPWIRELESS is not set # CONFIG_RAW_DRIVER is not set # CONFIG_TCG_TPM is not set CONFIG_DEVPORT=y # CONFIG_I2C is not set - -# -# SPI support -# # CONFIG_SPI is not set -# CONFIG_SPI_MASTER is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_THERMAL_HWMON is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y # # Sonics Silicon Backplane # -CONFIG_SSB_POSSIBLE=y # CONFIG_SSB is not set # # Multifunction device drivers # +# CONFIG_MFD_CORE is not set # CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_REGULATOR is not set # # Multimedia devices # + +# +# Multimedia core support +# # CONFIG_VIDEO_DEV is not set # CONFIG_DVB_CORE is not set -# CONFIG_DAB is not set +# CONFIG_VIDEO_MEDIA is not set # -# Graphics support +# Multimedia drivers # -# CONFIG_BACKLIGHT_LCD_SUPPORT is not set +# CONFIG_DAB is not set # -# Display device support +# Graphics support # -# CONFIG_DISPLAY_SUPPORT is not set +# CONFIG_AGP is not set +# CONFIG_DRM is not set # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m CONFIG_FB=y # CONFIG_FIRMWARE_EDID is not set # CONFIG_FB_DDC is not set +# CONFIG_FB_BOOT_VESA_SUPPORT is not set CONFIG_FB_CFB_FILLRECT=y CONFIG_FB_CFB_COPYAREA=y CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set # CONFIG_FB_SYS_FILLRECT is not set # CONFIG_FB_SYS_COPYAREA is not set # CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set # CONFIG_FB_SYS_FOPS is not set -CONFIG_FB_DEFERRED_IO=y # CONFIG_FB_SVGALIB is not set # CONFIG_FB_MACMODES is not set # CONFIG_FB_BACKLIGHT is not set @@ -860,6 +945,7 @@ CONFIG_FB_STI=y # CONFIG_FB_S3 is not set # CONFIG_FB_SAVAGE is not set # CONFIG_FB_SIS is not set +# CONFIG_FB_VIA is not set # CONFIG_FB_NEOMAGIC is not set # CONFIG_FB_KYRO is not set # CONFIG_FB_3DFX is not set @@ -868,7 +954,16 @@ CONFIG_FB_STI=y # CONFIG_FB_TRIDENT is not set # CONFIG_FB_ARK is not set # CONFIG_FB_PM3 is not set +# CONFIG_FB_CARMINE is not set # CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_BACKLIGHT_LCD_SUPPORT is not set + +# +# Display device support +# +# CONFIG_DISPLAY_SUPPORT is not set # # Console display driver support @@ -896,15 +991,8 @@ CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set # CONFIG_LOGO_LINUX_CLUT224 is not set CONFIG_LOGO_PARISC_CLUT224=y - -# -# Sound -# CONFIG_SOUND=y - -# -# Advanced Linux Sound Architecture -# +CONFIG_SOUND_OSS_CORE=y CONFIG_SND=y CONFIG_SND_TIMER=y CONFIG_SND_PCM=y @@ -920,11 +1008,9 @@ CONFIG_SND_SUPPORT_OLD_API=y CONFIG_SND_VERBOSE_PROCFS=y # CONFIG_SND_VERBOSE_PRINTK is not set # CONFIG_SND_DEBUG is not set - -# -# Generic devices -# +CONFIG_SND_VMASTER=y CONFIG_SND_AC97_CODEC=y +CONFIG_SND_DRIVERS=y # CONFIG_SND_DUMMY is not set # CONFIG_SND_VIRMIDI is not set # CONFIG_SND_MTPAV is not set @@ -932,10 +1018,8 @@ CONFIG_SND_AC97_CODEC=y # CONFIG_SND_SERIAL_U16550 is not set # CONFIG_SND_MPU401 is not set # CONFIG_SND_PORTMAN2X4 is not set - -# -# PCI devices -# +# CONFIG_SND_AC97_POWER_SAVE is not set +CONFIG_SND_PCI=y CONFIG_SND_AD1889=y # CONFIG_SND_ALS300 is not set # CONFIG_SND_ALI5451 is not set @@ -944,10 +1028,12 @@ CONFIG_SND_AD1889=y # CONFIG_SND_AU8810 is not set # CONFIG_SND_AU8820 is not set # CONFIG_SND_AU8830 is not set +# CONFIG_SND_AW2 is not set # CONFIG_SND_AZT3328 is not set # CONFIG_SND_BT87X is not set # CONFIG_SND_CA0106 is not set # CONFIG_SND_CMIPCI is not set +# CONFIG_SND_OXYGEN is not set # CONFIG_SND_CS4281 is not set # CONFIG_SND_CS46XX is not set # CONFIG_SND_DARLA20 is not set @@ -972,6 +1058,7 @@ CONFIG_SND_AD1889=y # CONFIG_SND_HDA_INTEL is not set # CONFIG_SND_HDSP is not set # CONFIG_SND_HDSPM is not set +# CONFIG_SND_HIFIER is not set # CONFIG_SND_ICE1712 is not set # CONFIG_SND_ICE1724 is not set # CONFIG_SND_INTEL8X0 is not set @@ -989,58 +1076,67 @@ CONFIG_SND_AD1889=y # CONFIG_SND_TRIDENT is not set # CONFIG_SND_VIA82XX is not set # CONFIG_SND_VIA82XX_MODEM is not set +# CONFIG_SND_VIRTUOSO is not set # CONFIG_SND_VX222 is not set # CONFIG_SND_YMFPCI is not set -# CONFIG_SND_AC97_POWER_SAVE is not set - -# -# USB devices -# +CONFIG_SND_USB=y # CONFIG_SND_USB_AUDIO is not set # CONFIG_SND_USB_CAIAQ is not set - -# -# PCMCIA devices -# +CONFIG_SND_PCMCIA=y # CONFIG_SND_VXPOCKET is not set # CONFIG_SND_PDAUDIOCF is not set - -# -# GSC devices -# +CONFIG_SND_GSC=y CONFIG_SND_HARMONY=y - -# -# System on Chip audio support -# # CONFIG_SND_SOC is not set - -# -# SoC Audio support for SuperH -# - -# -# Open Sound System -# # CONFIG_SOUND_PRIME is not set CONFIG_AC97_BUS=y CONFIG_HID_SUPPORT=y CONFIG_HID=y CONFIG_HID_DEBUG=y +# CONFIG_HIDRAW is not set # # USB Input Devices # CONFIG_USB_HID=y -# CONFIG_USB_HIDINPUT_POWERBOOK is not set -# CONFIG_HID_FF is not set +# CONFIG_HID_PID is not set # CONFIG_USB_HIDDEV is not set + +# +# Special HID drivers +# +CONFIG_HID_COMPAT=y +CONFIG_HID_A4TECH=y +CONFIG_HID_APPLE=y +CONFIG_HID_BELKIN=y +CONFIG_HID_CHERRY=y +CONFIG_HID_CHICONY=y +CONFIG_HID_CYPRESS=y +CONFIG_HID_EZKEY=y +CONFIG_HID_GYRATION=y +CONFIG_HID_LOGITECH=y +# CONFIG_LOGITECH_FF is not set +# CONFIG_LOGIRUMBLEPAD2_FF is not set +CONFIG_HID_MICROSOFT=y +CONFIG_HID_MONTEREY=y +CONFIG_HID_NTRIG=y +CONFIG_HID_PANTHERLORD=y +# CONFIG_PANTHERLORD_FF is not set +CONFIG_HID_PETALYNX=y +CONFIG_HID_SAMSUNG=y +CONFIG_HID_SONY=y +CONFIG_HID_SUNPLUS=y +# CONFIG_GREENASIA_FF is not set +CONFIG_HID_TOPSEED=y +# CONFIG_THRUSTMASTER_FF is not set +# CONFIG_ZEROPLUS_FF is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y CONFIG_USB_ARCH_HAS_EHCI=y CONFIG_USB=y # CONFIG_USB_DEBUG is not set +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set # # Miscellaneous USB options @@ -1049,12 +1145,18 @@ CONFIG_USB_DEVICEFS=y CONFIG_USB_DEVICE_CLASS=y # CONFIG_USB_DYNAMIC_MINORS is not set # CONFIG_USB_OTG is not set +CONFIG_USB_MON=y +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set # # USB Host Controller Drivers # +# CONFIG_USB_C67X00_HCD is not set # CONFIG_USB_EHCI_HCD is not set +# CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set CONFIG_USB_OHCI_HCD=y # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set @@ -1062,19 +1164,23 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y CONFIG_USB_UHCI_HCD=y # CONFIG_USB_SL811_HCD is not set # CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_WHCI_HCD is not set +# CONFIG_USB_HWA_HCD is not set # # USB Device Class drivers # # CONFIG_USB_ACM is not set # CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set # -# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support' +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may also be needed; # # -# may also be needed; see USB_STORAGE Help for more information +# see USB_STORAGE Help for more information # # CONFIG_USB_STORAGE is not set # CONFIG_USB_LIBUSUAL is not set @@ -1084,16 +1190,11 @@ CONFIG_USB_UHCI_HCD=y # # CONFIG_USB_MDC800 is not set # CONFIG_USB_MICROTEK is not set -CONFIG_USB_MON=y # # USB port drivers # # CONFIG_USB_USS720 is not set - -# -# USB Serial Converter support -# # CONFIG_USB_SERIAL is not set # @@ -1102,7 +1203,7 @@ CONFIG_USB_MON=y # CONFIG_USB_EMI62 is not set # CONFIG_USB_EMI26 is not set # CONFIG_USB_ADUTUX is not set -# CONFIG_USB_AUERSWALD is not set +# CONFIG_USB_SEVSEG is not set # CONFIG_USB_RIO500 is not set # CONFIG_USB_LEGOTOWER is not set # CONFIG_USB_LCD is not set @@ -1118,38 +1219,60 @@ CONFIG_USB_MON=y # CONFIG_USB_TRANCEVIBRATOR is not set # CONFIG_USB_IOWARRIOR is not set # CONFIG_USB_TEST is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set +# CONFIG_USB_GADGET is not set # -# USB DSL modem support -# - -# -# USB Gadget Support +# OTG and related infrastructure # -# CONFIG_USB_GADGET is not set +# CONFIG_UWB is not set # CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set # CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set # CONFIG_INFINIBAND is not set -# CONFIG_RTC_CLASS is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set # -# DMA Engine support +# RTC interfaces # -# CONFIG_DMA_ENGINE is not set +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set # -# DMA Clients +# SPI RTC drivers # # -# DMA Devices +# Platform RTC drivers # -# CONFIG_AUXDISPLAY is not set +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set # -# Userspace I/O +# on-CPU RTC drivers # +CONFIG_RTC_DRV_PARISC=y +# CONFIG_DMADEVICES is not set +# CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set +# CONFIG_STAGING is not set # # File systems @@ -1159,21 +1282,20 @@ CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XIP is not set CONFIG_EXT3_FS=y # CONFIG_EXT3_FS_XATTR is not set -# CONFIG_EXT4DEV_FS is not set +# CONFIG_EXT4_FS is not set CONFIG_JBD=y # CONFIG_JBD_DEBUG is not set # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set CONFIG_FS_POSIX_ACL=y +CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set -# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set -# CONFIG_MINIX_FS is not set -# CONFIG_ROMFS_FS is not set +# CONFIG_BTRFS_FS is not set +CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set -CONFIG_DNOTIFY=y CONFIG_AUTOFS_FS=y # CONFIG_AUTOFS4_FS is not set # CONFIG_FUSE_FS is not set @@ -1202,16 +1324,13 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" CONFIG_PROC_FS=y CONFIG_PROC_KCORE=y CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y CONFIG_SYSFS=y CONFIG_TMPFS=y # CONFIG_TMPFS_POSIX_ACL is not set # CONFIG_HUGETLB_PAGE is not set -CONFIG_RAMFS=y # CONFIG_CONFIGFS_FS is not set - -# -# Miscellaneous filesystems -# +CONFIG_MISC_FILESYSTEMS=y # CONFIG_ADFS_FS is not set # CONFIG_AFFS_FS is not set # CONFIG_ECRYPT_FS is not set @@ -1221,33 +1340,32 @@ CONFIG_RAMFS=y # CONFIG_BFS_FS is not set # CONFIG_EFS_FS is not set # CONFIG_CRAMFS is not set +# CONFIG_SQUASHFS is not set # CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set # CONFIG_HPFS_FS is not set # CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set - -# -# Network File Systems -# +CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set # CONFIG_NFS_V4 is not set -# CONFIG_NFS_DIRECTIO is not set +CONFIG_ROOT_NFS=y CONFIG_NFSD=y CONFIG_NFSD_V3=y # CONFIG_NFSD_V3_ACL is not set CONFIG_NFSD_V4=y -CONFIG_NFSD_TCP=y -CONFIG_ROOT_NFS=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y CONFIG_EXPORTFS=y CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y -# CONFIG_SUNRPC_BIND34 is not set +# CONFIG_SUNRPC_REGISTER_V4 is not set CONFIG_RPCSEC_GSS_KRB5=y CONFIG_RPCSEC_GSS_SPKM3=m CONFIG_SMB_FS=m @@ -1256,6 +1374,7 @@ CONFIG_SMB_NLS_REMOTE="cp437" CONFIG_CIFS=m # CONFIG_CIFS_STATS is not set # CONFIG_CIFS_WEAK_PW_HASH is not set +# CONFIG_CIFS_UPCALL is not set # CONFIG_CIFS_XATTR is not set # CONFIG_CIFS_DEBUG2 is not set # CONFIG_CIFS_EXPERIMENTAL is not set @@ -1268,10 +1387,6 @@ CONFIG_CIFS=m # # CONFIG_PARTITION_ADVANCED is not set CONFIG_MSDOS_PARTITION=y - -# -# Native Language Support -# CONFIG_NLS=y CONFIG_NLS_DEFAULT="iso8859-1" CONFIG_NLS_CODEPAGE_437=y @@ -1312,33 +1427,28 @@ CONFIG_NLS_ISO8859_15=m CONFIG_NLS_KOI8_R=m CONFIG_NLS_KOI8_U=m CONFIG_NLS_UTF8=y - -# -# Distributed Lock Manager -# # CONFIG_DLM is not set # -# Profiling support -# -CONFIG_PROFILING=y -CONFIG_OPROFILE=m - -# # Kernel hacking # # CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=1024 CONFIG_MAGIC_SYSRQ=y # CONFIG_UNUSED_SYMBOLS is not set -# CONFIG_DEBUG_FS is not set +CONFIG_DEBUG_FS=y CONFIG_HEADERS_CHECK=y CONFIG_DEBUG_KERNEL=y # CONFIG_DEBUG_SHIRQ is not set CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 CONFIG_SCHED_DEBUG=y # CONFIG_SCHEDSTATS is not set # CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set # CONFIG_DEBUG_SLAB is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set @@ -1350,10 +1460,33 @@ CONFIG_DEBUG_MUTEXES=y CONFIG_DEBUG_BUGVERBOSE=y # CONFIG_DEBUG_INFO is not set # CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +CONFIG_DEBUG_MEMORY_INIT=y # CONFIG_DEBUG_LIST is not set -CONFIG_FORCED_INLINING=y +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set # CONFIG_FAULT_INJECTION is not set +# CONFIG_SYSCTL_SYSCALL_CHECK is not set +CONFIG_NOP_TRACER=y +CONFIG_RING_BUFFER=y +CONFIG_TRACING=y + +# +# Tracers +# +# CONFIG_SCHED_TRACER is not set +# CONFIG_CONTEXT_SWITCH_TRACER is not set +# CONFIG_BOOT_TRACER is not set +# CONFIG_TRACE_BRANCH_PROFILING is not set +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_BUILD_DOCSRC is not set +# CONFIG_DYNAMIC_PRINTK_DEBUG is not set +# CONFIG_SAMPLES is not set # CONFIG_DEBUG_RODATA is not set # @@ -1362,56 +1495,112 @@ CONFIG_FORCED_INLINING=y CONFIG_KEYS=y CONFIG_KEYS_DEBUG_PROC_KEYS=y # CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD=y +CONFIG_CRYPTO_AEAD2=y CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG2=y CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +# CONFIG_CRYPTO_GF128MUL is not set +CONFIG_CRYPTO_NULL=m +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=y +CONFIG_CRYPTO_TEST=m + +# +# Authenticated Encryption with Associated Data +# +# CONFIG_CRYPTO_CCM is not set +# CONFIG_CRYPTO_GCM is not set +# CONFIG_CRYPTO_SEQIV is not set + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +# CONFIG_CRYPTO_CTR is not set +# CONFIG_CRYPTO_CTS is not set +# CONFIG_CRYPTO_ECB is not set +# CONFIG_CRYPTO_LRW is not set +# CONFIG_CRYPTO_PCBC is not set +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# CONFIG_CRYPTO_HMAC=y # CONFIG_CRYPTO_XCBC is not set -CONFIG_CRYPTO_NULL=m + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=m CONFIG_CRYPTO_MD4=m CONFIG_CRYPTO_MD5=y +CONFIG_CRYPTO_MICHAEL_MIC=m +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set CONFIG_CRYPTO_SHA1=y CONFIG_CRYPTO_SHA256=m CONFIG_CRYPTO_SHA512=m -CONFIG_CRYPTO_WP512=m CONFIG_CRYPTO_TGR192=m -# CONFIG_CRYPTO_GF128MUL is not set -# CONFIG_CRYPTO_ECB is not set -CONFIG_CRYPTO_CBC=y -# CONFIG_CRYPTO_PCBC is not set -# CONFIG_CRYPTO_LRW is not set -# CONFIG_CRYPTO_XTS is not set -# CONFIG_CRYPTO_CRYPTD is not set -CONFIG_CRYPTO_DES=y -# CONFIG_CRYPTO_FCRYPT is not set -CONFIG_CRYPTO_BLOWFISH=m -CONFIG_CRYPTO_TWOFISH=m -CONFIG_CRYPTO_TWOFISH_COMMON=m -CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_WP512=m + +# +# Ciphers +# CONFIG_CRYPTO_AES=m +CONFIG_CRYPTO_ANUBIS=m +CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_BLOWFISH=m +# CONFIG_CRYPTO_CAMELLIA is not set CONFIG_CRYPTO_CAST5=m CONFIG_CRYPTO_CAST6=m -CONFIG_CRYPTO_TEA=m -CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set CONFIG_CRYPTO_KHAZAD=m -CONFIG_CRYPTO_ANUBIS=m +# CONFIG_CRYPTO_SALSA20 is not set # CONFIG_CRYPTO_SEED is not set +CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_TEA=m +CONFIG_CRYPTO_TWOFISH=m +CONFIG_CRYPTO_TWOFISH_COMMON=m + +# +# Compression +# CONFIG_CRYPTO_DEFLATE=y -CONFIG_CRYPTO_MICHAEL_MIC=m -CONFIG_CRYPTO_CRC32C=m -# CONFIG_CRYPTO_CAMELLIA is not set -CONFIG_CRYPTO_TEST=m -# CONFIG_CRYPTO_AUTHENC is not set +# CONFIG_CRYPTO_LZO is not set + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set # CONFIG_CRYPTO_HW is not set # # Library routines # CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y CONFIG_CRC_CCITT=m # CONFIG_CRC16 is not set +# CONFIG_CRC_T10DIF is not set # CONFIG_CRC_ITU_T is not set CONFIG_CRC32=y # CONFIG_CRC7 is not set diff --git a/arch/parisc/hpux/fs.c b/arch/parisc/hpux/fs.c index bd9a4db3bd4c..5cbe9f9e5d9e 100644 --- a/arch/parisc/hpux/fs.c +++ b/arch/parisc/hpux/fs.c @@ -137,7 +137,6 @@ int hpux_getdents(unsigned int fd, struct hpux_dirent __user *dirent, unsigned i error = count - buf.count; } -out_putf: fput(file); out: return error; diff --git a/arch/parisc/include/asm/assembly.h b/arch/parisc/include/asm/assembly.h index ffb208840ecc..89fb40005e3f 100644 --- a/arch/parisc/include/asm/assembly.h +++ b/arch/parisc/include/asm/assembly.h @@ -79,6 +79,7 @@ #include <asm/asm-offsets.h> #include <asm/page.h> +#include <asm/types.h> #include <asm/asmregs.h> @@ -129,27 +130,27 @@ /* Shift Left - note the r and t can NOT be the same! */ .macro shl r, sa, t - dep,z \r, 31-\sa, 32-\sa, \t + dep,z \r, 31-(\sa), 32-(\sa), \t .endm /* The PA 2.0 shift left */ .macro shlw r, sa, t - depw,z \r, 31-\sa, 32-\sa, \t + depw,z \r, 31-(\sa), 32-(\sa), \t .endm /* And the PA 2.0W shift left */ .macro shld r, sa, t - depd,z \r, 63-\sa, 64-\sa, \t + depd,z \r, 63-(\sa), 64-(\sa), \t .endm /* Shift Right - note the r and t can NOT be the same! */ .macro shr r, sa, t - extru \r, 31-\sa, 32-\sa, \t + extru \r, 31-(\sa), 32-(\sa), \t .endm /* pa20w version of shift right */ .macro shrd r, sa, t - extrd,u \r, 63-\sa, 64-\sa, \t + extrd,u \r, 63-(\sa), 64-(\sa), \t .endm /* load 32-bit 'value' into 'reg' compensating for the ldil diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h index d3031d1f9d03..1f6d2ae7aba5 100644 --- a/arch/parisc/include/asm/io.h +++ b/arch/parisc/include/asm/io.h @@ -174,15 +174,48 @@ static inline void __raw_writeq(unsigned long long b, volatile void __iomem *add *(volatile unsigned long long __force *) addr = b; } -/* readb can never be const, so use __fswab instead of le*_to_cpu */ -#define readb(addr) __raw_readb(addr) -#define readw(addr) le16_to_cpu(__raw_readw(addr)) -#define readl(addr) le32_to_cpu(__raw_readl(addr)) -#define readq(addr) le64_to_cpu(__raw_readq(addr)) -#define writeb(b, addr) __raw_writeb(b, addr) -#define writew(b, addr) __raw_writew(cpu_to_le16(b), addr) -#define writel(b, addr) __raw_writel(cpu_to_le32(b), addr) -#define writeq(b, addr) __raw_writeq(cpu_to_le64(b), addr) +static inline unsigned char readb(const volatile void __iomem *addr) +{ + return __raw_readb(addr); +} +static inline unsigned short readw(const volatile void __iomem *addr) +{ + return le16_to_cpu(__raw_readw(addr)); +} +static inline unsigned int readl(const volatile void __iomem *addr) +{ + return le32_to_cpu(__raw_readl(addr)); +} +static inline unsigned long long readq(const volatile void __iomem *addr) +{ + return le64_to_cpu(__raw_readq(addr)); +} + +static inline void writeb(unsigned char b, volatile void __iomem *addr) +{ + __raw_writeb(b, addr); +} +static inline void writew(unsigned short w, volatile void __iomem *addr) +{ + __raw_writew(cpu_to_le16(w), addr); +} +static inline void writel(unsigned int l, volatile void __iomem *addr) +{ + __raw_writel(cpu_to_le32(l), addr); +} +static inline void writeq(unsigned long long q, volatile void __iomem *addr) +{ + __raw_writeq(cpu_to_le64(q), addr); +} + +#define readb readb +#define readw readw +#define readl readl +#define readq readq +#define writeb writeb +#define writew writew +#define writel writel +#define writeq writeq #define readb_relaxed(addr) readb(addr) #define readw_relaxed(addr) readw(addr) diff --git a/arch/parisc/include/asm/irq.h b/arch/parisc/include/asm/irq.h index 399c81981ed5..dfa26b67f919 100644 --- a/arch/parisc/include/asm/irq.h +++ b/arch/parisc/include/asm/irq.h @@ -49,7 +49,7 @@ extern unsigned long txn_alloc_addr(unsigned int); extern unsigned long txn_affinity_addr(unsigned int irq, int cpu); extern int cpu_claim_irq(unsigned int irq, struct irq_chip *, void *); -extern int cpu_check_affinity(unsigned int irq, cpumask_t *dest); +extern int cpu_check_affinity(unsigned int irq, const struct cpumask *dest); /* soft power switch support (power.c) */ extern struct tasklet_struct power_tasklet; diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index 1c6dbb6f6e56..cd4c0b2a8e70 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -241,6 +241,7 @@ unsigned long copy_in_user(void __user *dst, const void __user *src, unsigned lo #define __copy_to_user_inatomic __copy_to_user #define __copy_from_user_inatomic __copy_from_user +struct pt_regs; int fixup_exception(struct pt_regs *regs); #endif /* __PARISC_UACCESS_H */ diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 5259d8c20676..837530ea32e7 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -551,10 +551,7 @@ void flush_cache_range(struct vm_area_struct *vma, { int sr3; - if (!vma->vm_mm->context) { - BUG(); - return; - } + BUG_ON(!vma->vm_mm->context); sr3 = mfsp(3); if (vma->vm_mm->context == sr3) { diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S index d1fa4edd2d80..0db9fdcb7709 100644 --- a/arch/parisc/kernel/entry.S +++ b/arch/parisc/kernel/entry.S @@ -368,7 +368,7 @@ * abstractions for the macros */ .macro EXTR reg1,start,length,reg2 #ifdef CONFIG_64BIT - extrd,u \reg1,32+\start,\length,\reg2 + extrd,u \reg1,32+(\start),\length,\reg2 #else extrw,u \reg1,\start,\length,\reg2 #endif @@ -376,7 +376,7 @@ .macro DEP reg1,start,length,reg2 #ifdef CONFIG_64BIT - depd \reg1,32+\start,\length,\reg2 + depd \reg1,32+(\start),\length,\reg2 #else depw \reg1,\start,\length,\reg2 #endif @@ -384,7 +384,7 @@ .macro DEPI val,start,length,reg #ifdef CONFIG_64BIT - depdi \val,32+\start,\length,\reg + depdi \val,32+(\start),\length,\reg #else depwi \val,\start,\length,\reg #endif diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c index 03f26bd75bd8..f6d241238a78 100644 --- a/arch/parisc/kernel/firmware.c +++ b/arch/parisc/kernel/firmware.c @@ -151,7 +151,7 @@ static void convert_to_wide(unsigned long *addr) } #ifdef CONFIG_64BIT -void __init set_firmware_width_unlocked(void) +void __cpuinit set_firmware_width_unlocked(void) { int ret; @@ -168,7 +168,7 @@ void __init set_firmware_width_unlocked(void) * This function must be called before any pdc_* function that uses the * convert_to_wide function. */ -void __init set_firmware_width(void) +void __cpuinit set_firmware_width(void) { unsigned long flags; spin_lock_irqsave(&pdc_lock, flags); @@ -176,11 +176,11 @@ void __init set_firmware_width(void) spin_unlock_irqrestore(&pdc_lock, flags); } #else -void __init set_firmware_width_unlocked(void) { +void __cpuinit set_firmware_width_unlocked(void) { return; } -void __init set_firmware_width(void) { +void __cpuinit set_firmware_width(void) { return; } #endif /*CONFIG_64BIT*/ @@ -302,7 +302,7 @@ int pdc_chassis_warn(unsigned long *warn) return retval; } -int __init pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) +int __cpuinit pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) { int ret; @@ -323,7 +323,7 @@ int __init pdc_coproc_cfg_unlocked(struct pdc_coproc_cfg *pdc_coproc_info) * This PDC call returns the presence and status of all the coprocessors * attached to the processor. */ -int __init pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info) +int __cpuinit pdc_coproc_cfg(struct pdc_coproc_cfg *pdc_coproc_info) { int ret; unsigned long flags; diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index 49482806863f..2b5f5915dd1d 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -112,7 +112,7 @@ void cpu_end_irq(unsigned int irq) } #ifdef CONFIG_SMP -int cpu_check_affinity(unsigned int irq, cpumask_t *dest) +int cpu_check_affinity(unsigned int irq, const struct cpumask *dest) { int cpu_dest; @@ -120,23 +120,25 @@ int cpu_check_affinity(unsigned int irq, cpumask_t *dest) if (CHECK_IRQ_PER_CPU(irq)) { /* Bad linux design decision. The mask has already * been set; we must reset it */ - cpumask_setall(irq_desc[irq].affinity); + cpumask_setall(&irq_desc[irq].affinity); return -EINVAL; } /* whatever mask they set, we just allow one CPU */ cpu_dest = first_cpu(*dest); - *dest = cpumask_of_cpu(cpu_dest); - return 0; + return cpu_dest; } static void cpu_set_affinity_irq(unsigned int irq, const struct cpumask *dest) { - if (cpu_check_affinity(irq, dest)) + int cpu_dest; + + cpu_dest = cpu_check_affinity(irq, dest); + if (cpu_dest < 0) return; - cpumask_copy(irq_desc[irq].affinity, dest); + cpumask_copy(&irq_desc[irq].affinity, dest); } #endif @@ -295,7 +297,7 @@ int txn_alloc_irq(unsigned int bits_wide) unsigned long txn_affinity_addr(unsigned int irq, int cpu) { #ifdef CONFIG_SMP - cpumask_copy(irq_desc[irq].affinity, cpumask_of(cpu)); + cpumask_copy(&irq_desc[irq].affinity, cpumask_of(cpu)); #endif return per_cpu(cpu_data, cpu).txn_addr; @@ -352,7 +354,7 @@ void do_cpu_irq_mask(struct pt_regs *regs) irq = eirr_to_irq(eirr_val); #ifdef CONFIG_SMP - cpumask_copy(&dest, irq_desc[irq].affinity); + cpumask_copy(&dest, &irq_desc[irq].affinity); if (CHECK_IRQ_PER_CPU(irq_desc[irq].status) && !cpu_isset(smp_processor_id(), dest)) { int cpu = first_cpu(dest); diff --git a/arch/parisc/kernel/pci-dma.c b/arch/parisc/kernel/pci-dma.c index df47895db828..7d927eac932b 100644 --- a/arch/parisc/kernel/pci-dma.c +++ b/arch/parisc/kernel/pci-dma.c @@ -447,10 +447,7 @@ static void pa11_dma_free_consistent (struct device *dev, size_t size, void *vad static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t size, enum dma_data_direction direction) { - if (direction == DMA_NONE) { - printk(KERN_ERR "pa11_dma_map_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0)); - BUG(); - } + BUG_ON(direction == DMA_NONE); flush_kernel_dcache_range((unsigned long) addr, size); return virt_to_phys(addr); @@ -458,10 +455,7 @@ static dma_addr_t pa11_dma_map_single(struct device *dev, void *addr, size_t siz static void pa11_dma_unmap_single(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) { - if (direction == DMA_NONE) { - printk(KERN_ERR "pa11_dma_unmap_single(PCI_DMA_NONE) called by %p\n", __builtin_return_address(0)); - BUG(); - } + BUG_ON(direction == DMA_NONE); if (direction == DMA_TO_DEVICE) return; @@ -480,8 +474,7 @@ static int pa11_dma_map_sg(struct device *dev, struct scatterlist *sglist, int n { int i; - if (direction == DMA_NONE) - BUG(); + BUG_ON(direction == DMA_NONE); for (i = 0; i < nents; i++, sglist++ ) { unsigned long vaddr = sg_virt_addr(sglist); @@ -496,8 +489,7 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in { int i; - if (direction == DMA_NONE) - BUG(); + BUG_ON(direction == DMA_NONE); if (direction == DMA_TO_DEVICE) return; @@ -511,16 +503,14 @@ static void pa11_dma_unmap_sg(struct device *dev, struct scatterlist *sglist, in static void pa11_dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction) { - if (direction == DMA_NONE) - BUG(); + BUG_ON(direction == DMA_NONE); flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size); } static void pa11_dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, unsigned long offset, size_t size, enum dma_data_direction direction) { - if (direction == DMA_NONE) - BUG(); + BUG_ON(direction == DMA_NONE); flush_kernel_dcache_range((unsigned long) phys_to_virt(dma_handle) + offset, size); } diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 7c155c254e72..9d704d9831d1 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -304,10 +304,8 @@ static void __init setup_bootmem(void) */ max_low_pfn = max_pfn; - if ((bootmap_pfn - bootmap_start_pfn) != bootmap_pages) { - printk(KERN_WARNING "WARNING! bootmap sizing is messed up!\n"); - BUG(); - } + /* bootmap sizing messed up? */ + BUG_ON((bootmap_pfn - bootmap_start_pfn) != bootmap_pages); /* reserve PAGE0 pdc memory, kernel text/data/bss & bootmap */ diff --git a/arch/powerpc/configs/40x/virtex_defconfig b/arch/powerpc/configs/40x/virtex_defconfig index b6888384dd74..f5698f962e58 100644 --- a/arch/powerpc/configs/40x/virtex_defconfig +++ b/arch/powerpc/configs/40x/virtex_defconfig @@ -686,7 +686,7 @@ CONFIG_SERIAL_UARTLITE_CONSOLE=y CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set -# CONFIG_SERIAL_OF_PLATFORM is not set +CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL is not set CONFIG_UNIX98_PTYS=y # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set diff --git a/arch/powerpc/configs/44x/virtex5_defconfig b/arch/powerpc/configs/44x/virtex5_defconfig index 15aab1ca6384..1bf0a63614b1 100644 --- a/arch/powerpc/configs/44x/virtex5_defconfig +++ b/arch/powerpc/configs/44x/virtex5_defconfig @@ -691,7 +691,7 @@ CONFIG_SERIAL_UARTLITE_CONSOLE=y CONFIG_SERIAL_CORE=y CONFIG_SERIAL_CORE_CONSOLE=y # CONFIG_SERIAL_JSM is not set -# CONFIG_SERIAL_OF_PLATFORM is not set +CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_SERIAL_OF_PLATFORM_NWPSERIAL is not set CONFIG_UNIX98_PTYS=y # CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set diff --git a/arch/powerpc/configs/linkstation_defconfig b/arch/powerpc/configs/linkstation_defconfig index aa5855a156de..15900dcf0bfa 100644 --- a/arch/powerpc/configs/linkstation_defconfig +++ b/arch/powerpc/configs/linkstation_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.29-rc2 -# Mon Jan 26 15:35:29 2009 +# Linux kernel version: 2.6.29-rc6 +# Fri Mar 6 00:07:38 2009 # # CONFIG_PPC64 is not set @@ -71,6 +71,15 @@ CONFIG_POSIX_MQUEUE=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -88,6 +97,7 @@ CONFIG_NAMESPACES=y # CONFIG_IPC_NS is not set # CONFIG_USER_NS is not set # CONFIG_PID_NS is not set +# CONFIG_NET_NS is not set CONFIG_BLK_DEV_INITRD=y CONFIG_INITRAMFS_SOURCE="" CONFIG_CC_OPTIMIZE_FOR_SIZE=y @@ -153,11 +163,6 @@ CONFIG_DEFAULT_AS=y # CONFIG_DEFAULT_CFQ is not set # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="anticipatory" -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set -# CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_FREEZER is not set # @@ -294,7 +299,6 @@ CONFIG_NET=y # # Networking options # -# CONFIG_NET_NS is not set CONFIG_COMPAT_NET_DEV_OPS=y CONFIG_PACKET=y CONFIG_PACKET_MMAP=y @@ -508,8 +512,8 @@ CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set -# CONFIG_MTD_CMDLINE_PARTS is not set -# CONFIG_MTD_OF_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_OF_PARTS=y # CONFIG_MTD_AR7_PARTS is not set # @@ -587,7 +591,6 @@ CONFIG_MTD_PHYSMAP=y # LPDDR flash memory drivers # # CONFIG_MTD_LPDDR is not set -# CONFIG_MTD_QINFO_PROBE is not set # # UBI - Unsorted block images @@ -617,13 +620,19 @@ CONFIG_BLK_DEV_RAM_SIZE=8192 # CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set # CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set # CONFIG_HP_ILO is not set # CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_AT24 is not set +CONFIG_EEPROM_LEGACY=m +# CONFIG_EEPROM_93CX6 is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -839,6 +848,7 @@ CONFIG_R8169=y # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set # CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set # CONFIG_JME is not set CONFIG_NETDEV_10000=y # CONFIG_CHELSIO_T1 is not set @@ -1037,8 +1047,6 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_EEPROM_AT24 is not set -CONFIG_EEPROM_LEGACY=m # CONFIG_SENSORS_PCF8574 is not set # CONFIG_PCF8575 is not set # CONFIG_SENSORS_PCA9539 is not set diff --git a/arch/powerpc/configs/storcenter_defconfig b/arch/powerpc/configs/storcenter_defconfig index 86512c8790d1..94903465ea12 100644 --- a/arch/powerpc/configs/storcenter_defconfig +++ b/arch/powerpc/configs/storcenter_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.29-rc2 -# Mon Jan 26 15:35:46 2009 +# Linux kernel version: 2.6.29-rc6 +# Fri Mar 6 00:09:08 2009 # # CONFIG_PPC64 is not set @@ -71,6 +71,15 @@ CONFIG_SYSVIPC_SYSCTL=y # CONFIG_BSD_PROCESS_ACCT is not set # CONFIG_TASKSTATS is not set # CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_CLASSIC_RCU=y +# CONFIG_TREE_RCU is not set +# CONFIG_PREEMPT_RCU is not set +# CONFIG_TREE_RCU_TRACE is not set +# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_GROUP_SCHED=y @@ -144,11 +153,6 @@ CONFIG_IOSCHED_CFQ=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_NOOP is not set CONFIG_DEFAULT_IOSCHED="cfq" -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set -# CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_FREEZER is not set # @@ -377,8 +381,8 @@ CONFIG_MTD=y CONFIG_MTD_PARTITIONS=y # CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set -# CONFIG_MTD_CMDLINE_PARTS is not set -# CONFIG_MTD_OF_PARTS is not set +CONFIG_MTD_CMDLINE_PARTS=y +CONFIG_MTD_OF_PARTS=y # CONFIG_MTD_AR7_PARTS is not set # @@ -452,7 +456,6 @@ CONFIG_MTD_PHYSMAP=y # LPDDR flash memory drivers # # CONFIG_MTD_LPDDR is not set -# CONFIG_MTD_QINFO_PROBE is not set # # UBI - Unsorted block images @@ -478,13 +481,19 @@ CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_HD is not set CONFIG_MISC_DEVICES=y # CONFIG_PHANTOM is not set -# CONFIG_EEPROM_93CX6 is not set # CONFIG_SGI_IOC4 is not set # CONFIG_TIFM_CORE is not set # CONFIG_ICS932S401 is not set # CONFIG_ENCLOSURE_SERVICES is not set # CONFIG_HP_ILO is not set # CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_AT24 is not set +# CONFIG_EEPROM_LEGACY is not set +# CONFIG_EEPROM_93CX6 is not set CONFIG_HAVE_IDE=y CONFIG_IDE=y @@ -677,6 +686,7 @@ CONFIG_R8169=y # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set # CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set # CONFIG_JME is not set # CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set @@ -818,8 +828,6 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_EEPROM_AT24 is not set -# CONFIG_EEPROM_LEGACY is not set # CONFIG_SENSORS_PCF8574 is not set # CONFIG_PCF8575 is not set # CONFIG_SENSORS_PCA9539 is not set @@ -1159,6 +1167,7 @@ CONFIG_JFFS2_RTIME=y # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set # CONFIG_NETWORK_FILESYSTEMS is not set +CONFIG_EXPORTFS=m # # Partition Types diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index 295ccc5e86b1..67f07f453385 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -181,14 +181,7 @@ SECTIONS __initramfs_end = .; } #endif - . = ALIGN(PAGE_SIZE); - .data.percpu : AT(ADDR(.data.percpu) - LOAD_OFFSET) { - __per_cpu_start = .; - *(.data.percpu.page_aligned) - *(.data.percpu) - *(.data.percpu.shared_aligned) - __per_cpu_end = .; - } + PERCPU(PAGE_SIZE) . = ALIGN(8); .machine.desc : AT(ADDR(.machine.desc) - LOAD_OFFSET) { diff --git a/arch/powerpc/platforms/86xx/gef_sbc610.c b/arch/powerpc/platforms/86xx/gef_sbc610.c index fb371f5ce132..d6b772ba3b8f 100644 --- a/arch/powerpc/platforms/86xx/gef_sbc610.c +++ b/arch/powerpc/platforms/86xx/gef_sbc610.c @@ -142,6 +142,10 @@ static void __init gef_sbc610_nec_fixup(struct pci_dev *pdev) { unsigned int val; + /* Do not do the fixup on other platforms! */ + if (!machine_is(gef_sbc610)) + return; + printk(KERN_INFO "Running NEC uPD720101 Fixup\n"); /* Ensure ports 1, 2, 3, 4 & 5 are enabled */ diff --git a/arch/powerpc/platforms/embedded6xx/linkstation.c b/arch/powerpc/platforms/embedded6xx/linkstation.c index 2ca7be65c2d2..244f997de791 100644 --- a/arch/powerpc/platforms/embedded6xx/linkstation.c +++ b/arch/powerpc/platforms/embedded6xx/linkstation.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/initrd.h> -#include <linux/mtd/physmap.h> #include <linux/of_platform.h> #include <asm/time.h> @@ -22,39 +21,6 @@ #include "mpc10x.h" -static struct mtd_partition linkstation_physmap_partitions[] = { - { - .name = "mtd_firmimg", - .offset = 0x000000, - .size = 0x300000, - }, - { - .name = "mtd_bootcode", - .offset = 0x300000, - .size = 0x070000, - }, - { - .name = "mtd_status", - .offset = 0x370000, - .size = 0x010000, - }, - { - .name = "mtd_conf", - .offset = 0x380000, - .size = 0x080000, - }, - { - .name = "mtd_allflash", - .offset = 0x000000, - .size = 0x400000, - }, - { - .name = "mtd_data", - .offset = 0x310000, - .size = 0x0f0000, - }, -}; - static __initdata struct of_device_id of_bus_ids[] = { { .type = "soc", }, { .compatible = "simple-bus", }, @@ -99,10 +65,6 @@ static int __init linkstation_add_bridge(struct device_node *dev) static void __init linkstation_setup_arch(void) { struct device_node *np; -#ifdef CONFIG_MTD_PHYSMAP - physmap_set_partitions(linkstation_physmap_partitions, - ARRAY_SIZE(linkstation_physmap_partitions)); -#endif /* Lookup PCI host bridges */ for_each_compatible_node(np, "pci", "mpc10x-pci") diff --git a/arch/powerpc/platforms/embedded6xx/storcenter.c b/arch/powerpc/platforms/embedded6xx/storcenter.c index 8864e4884980..613070e9ddbe 100644 --- a/arch/powerpc/platforms/embedded6xx/storcenter.c +++ b/arch/powerpc/platforms/embedded6xx/storcenter.c @@ -14,7 +14,6 @@ #include <linux/kernel.h> #include <linux/pci.h> #include <linux/initrd.h> -#include <linux/mtd/physmap.h> #include <linux/of_platform.h> #include <asm/system.h> @@ -26,32 +25,6 @@ #include "mpc10x.h" -#ifdef CONFIG_MTD_PHYSMAP -static struct mtd_partition storcenter_physmap_partitions[] = { - { - .name = "kernel", - .offset = 0x000000, - .size = 0x170000, - }, - { - .name = "rootfs", - .offset = 0x170000, - .size = 0x590000, - }, - { - .name = "uboot", - .offset = 0x700000, - .size = 0x040000, - }, - { - .name = "config", - .offset = 0x740000, - .size = 0x0c0000, - }, -}; -#endif - - static __initdata struct of_device_id storcenter_of_bus[] = { { .name = "soc", }, {}, @@ -96,11 +69,6 @@ static void __init storcenter_setup_arch(void) { struct device_node *np; -#ifdef CONFIG_MTD_PHYSMAP - physmap_set_partitions(storcenter_physmap_partitions, - ARRAY_SIZE(storcenter_physmap_partitions)); -#endif - /* Lookup PCI host bridges */ for_each_compatible_node(np, "pci", "mpc10x-pci") storcenter_add_bridge(np); diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index c42cd898f68b..6118890c946d 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -556,7 +556,7 @@ static void __exit aes_s390_fini(void) module_init(aes_s390_init); module_exit(aes_s390_fini); -MODULE_ALIAS("aes"); +MODULE_ALIAS("aes-all"); MODULE_DESCRIPTION("Rijndael (AES) Cipher Algorithm"); MODULE_LICENSE("GPL"); diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c index 72da416f6162..15b6d450fbf0 100644 --- a/arch/sh/boards/board-ap325rxa.c +++ b/arch/sh/boards/board-ap325rxa.c @@ -22,6 +22,7 @@ #include <linux/gpio.h> #include <linux/spi/spi.h> #include <linux/spi/spi_gpio.h> +#include <media/soc_camera.h> #include <media/soc_camera_platform.h> #include <media/sh_mobile_ceu.h> #include <video/sh_mobile_lcdc.h> diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c index 3d2c6baae96b..233bd87a9637 100644 --- a/arch/sparc/kernel/irq_64.c +++ b/arch/sparc/kernel/irq_64.c @@ -324,17 +324,25 @@ static void sun4u_set_affinity(unsigned int virt_irq, sun4u_irq_enable(virt_irq); } +/* Don't do anything. The desc->status check for IRQ_DISABLED in + * handler_irq() will skip the handler call and that will leave the + * interrupt in the sent state. The next ->enable() call will hit the + * ICLR register to reset the state machine. + * + * This scheme is necessary, instead of clearing the Valid bit in the + * IMAP register, to handle the case of IMAP registers being shared by + * multiple INOs (and thus ICLR registers). Since we use a different + * virtual IRQ for each shared IMAP instance, the generic code thinks + * there is only one user so it prematurely calls ->disable() on + * free_irq(). + * + * We have to provide an explicit ->disable() method instead of using + * NULL to get the default. The reason is that if the generic code + * sees that, it also hooks up a default ->shutdown method which + * invokes ->mask() which we do not want. See irq_chip_set_defaults(). + */ static void sun4u_irq_disable(unsigned int virt_irq) { - struct irq_handler_data *data = get_irq_chip_data(virt_irq); - - if (likely(data)) { - unsigned long imap = data->imap; - unsigned long tmp = upa_readq(imap); - - tmp &= ~IMAP_VALID; - upa_writeq(tmp, imap); - } } static void sun4u_irq_eoi(unsigned int virt_irq) @@ -747,7 +755,8 @@ void handler_irq(int irq, struct pt_regs *regs) desc = irq_desc + virt_irq; - desc->handle_irq(virt_irq, desc); + if (!(desc->status & IRQ_DISABLED)) + desc->handle_irq(virt_irq, desc); bucket_pa = next_pa; } diff --git a/arch/um/kernel/ptrace.c b/arch/um/kernel/ptrace.c index 15e8b7c4de13..8e3d69e4fcb5 100644 --- a/arch/um/kernel/ptrace.c +++ b/arch/um/kernel/ptrace.c @@ -64,6 +64,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data) ret = poke_user(child, addr, data); break; + case PTRACE_SYSEMU: + case PTRACE_SYSEMU_SINGLESTEP: + ret = -EIO; + break; + /* continue and stop at next (return from) syscall */ case PTRACE_SYSCALL: /* restart after signal. */ diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c index 74f49bb9b125..89b48a116a89 100644 --- a/arch/um/os-Linux/user_syms.c +++ b/arch/um/os-Linux/user_syms.c @@ -14,7 +14,6 @@ #undef memset extern size_t strlen(const char *); -extern void *memcpy(void *, const void *, size_t); extern void *memmove(void *, const void *, size_t); extern void *memset(void *, int, size_t); extern int printf(const char *, ...); @@ -24,7 +23,11 @@ extern int printf(const char *, ...); EXPORT_SYMBOL(strstr); #endif +#ifndef __x86_64__ +extern void *memcpy(void *, const void *, size_t); EXPORT_SYMBOL(memcpy); +#endif + EXPORT_SYMBOL(memmove); EXPORT_SYMBOL(memset); EXPORT_SYMBOL(printf); diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 469f3450bf81..34bc3a89228b 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -138,6 +138,9 @@ config ARCH_HAS_CACHE_LINE_SIZE config HAVE_SETUP_PER_CPU_AREA def_bool y +config HAVE_DYNAMIC_PER_CPU_AREA + def_bool y + config HAVE_CPUMASK_OF_CPU_MAP def_bool X86_64_SMP @@ -166,6 +169,9 @@ config GENERIC_HARDIRQS bool default y +config GENERIC_HARDIRQS_NO__DO_IRQ + def_bool y + config GENERIC_IRQ_PROBE bool default y @@ -780,6 +786,11 @@ config X86_MCE_AMD Additional support for AMD specific MCE features such as the DRAM Error Threshold. +config X86_MCE_THRESHOLD + depends on X86_MCE_AMD || X86_MCE_INTEL + bool + default y + config X86_MCE_NONFATAL tristate "Check for non-fatal errors on AMD Athlon/Duron / Intel Pentium 4" depends on X86_32 && X86_MCE @@ -923,6 +934,12 @@ config X86_CPUID with major 203 and minors 0 to 31 for /dev/cpu/0/cpuid to /dev/cpu/31/cpuid. +config X86_CPU_DEBUG + tristate "/sys/kernel/debug/x86/cpu/* - CPU Debug support" + ---help--- + If you select this option, this will provide various x86 CPUs + information through debugfs. + choice prompt "High Memory Support" default HIGHMEM4G if !X86_NUMAQ @@ -1115,7 +1132,7 @@ config NUMA_EMU config NODES_SHIFT int "Maximum NUMA Nodes (as a power of 2)" if !MAXSMP - range 1 9 if X86_64 + range 1 9 default "9" if MAXSMP default "6" if X86_64 default "4" if X86_NUMAQ @@ -1125,7 +1142,7 @@ config NODES_SHIFT Specify the maximum number of NUMA Nodes available on the target system. Increases memory reserved to accomodate various tables. -config HAVE_ARCH_BOOTMEM_NODE +config HAVE_ARCH_BOOTMEM def_bool y depends on X86_32 && NUMA @@ -1423,7 +1440,7 @@ config CRASH_DUMP config KEXEC_JUMP bool "kexec jump (EXPERIMENTAL)" depends on EXPERIMENTAL - depends on KEXEC && HIBERNATION && X86_32 + depends on KEXEC && HIBERNATION ---help--- Jump between original kernel and kexeced kernel and invoke code in physical address mode via KEXEC diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index a95eaf0e582a..924e156a85ab 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -456,24 +456,9 @@ config CPU_SUP_AMD If unsure, say N. -config CPU_SUP_CENTAUR_32 +config CPU_SUP_CENTAUR default y bool "Support Centaur processors" if PROCESSOR_SELECT - depends on !64BIT - ---help--- - This enables detection, tunings and quirks for Centaur processors - - You need this enabled if you want your kernel to run on a - Centaur CPU. Disabling this option on other types of CPUs - makes the kernel a tiny bit smaller. Disabling it on a Centaur - CPU might render the kernel unbootable. - - If unsure, say N. - -config CPU_SUP_CENTAUR_64 - default y - bool "Support Centaur processors" if PROCESSOR_SELECT - depends on 64BIT ---help--- This enables detection, tunings and quirks for Centaur processors diff --git a/arch/x86/Makefile b/arch/x86/Makefile index 1836191839ee..f05d8c91d9e5 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -153,34 +153,23 @@ endif boot := arch/x86/boot -PHONY += zImage bzImage compressed zlilo bzlilo \ - zdisk bzdisk fdimage fdimage144 fdimage288 isoimage install +BOOT_TARGETS = bzlilo bzdisk fdimage fdimage144 fdimage288 isoimage install + +PHONY += bzImage $(BOOT_TARGETS) # Default kernel to build all: bzImage # KBUILD_IMAGE specify target image being built - KBUILD_IMAGE := $(boot)/bzImage -zImage zlilo zdisk: KBUILD_IMAGE := $(boot)/zImage +KBUILD_IMAGE := $(boot)/bzImage -zImage bzImage: vmlinux +bzImage: vmlinux $(Q)$(MAKE) $(build)=$(boot) $(KBUILD_IMAGE) $(Q)mkdir -p $(objtree)/arch/$(UTS_MACHINE)/boot $(Q)ln -fsn ../../x86/boot/bzImage $(objtree)/arch/$(UTS_MACHINE)/boot/$@ -compressed: zImage - -zlilo bzlilo: vmlinux - $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zlilo - -zdisk bzdisk: vmlinux - $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk - -fdimage fdimage144 fdimage288 isoimage: vmlinux - $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@ - -install: - $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install +$(BOOT_TARGETS): vmlinux + $(Q)$(MAKE) $(build)=$(boot) $@ PHONY += vdso_install vdso_install: @@ -205,7 +194,3 @@ define archhelp echo ' FDARGS="..." arguments for the booted kernel' echo ' FDINITRD=file initrd for the booted kernel' endef - -CLEAN_FILES += arch/x86/boot/fdimage \ - arch/x86/boot/image.iso \ - arch/x86/boot/mtools.conf diff --git a/arch/x86/boot/Makefile b/arch/x86/boot/Makefile index c70eff69a1fb..fb737ce5888d 100644 --- a/arch/x86/boot/Makefile +++ b/arch/x86/boot/Makefile @@ -6,26 +6,24 @@ # for more details. # # Copyright (C) 1994 by Linus Torvalds +# Changed by many, many contributors over the years. # # ROOT_DEV specifies the default root-device when making the image. # This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case # the default of FLOPPY is used by 'build'. -ROOT_DEV := CURRENT +ROOT_DEV := CURRENT # If you want to preset the SVGA mode, uncomment the next line and # set SVGA_MODE to whatever number you want. # Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode. # The number is the same as you would ordinarily press at bootup. -SVGA_MODE := -DSVGA_MODE=NORMAL_VGA +SVGA_MODE := -DSVGA_MODE=NORMAL_VGA -# If you want the RAM disk device, define this to be the size in blocks. - -#RAMDISK := -DRAMDISK=512 - -targets := vmlinux.bin setup.bin setup.elf zImage bzImage +targets := vmlinux.bin setup.bin setup.elf bzImage +targets += fdimage fdimage144 fdimage288 image.iso mtools.conf subdir- := compressed setup-y += a20.o cmdline.o copy.o cpu.o cpucheck.o edd.o @@ -71,17 +69,13 @@ KBUILD_CFLAGS := $(LINUXINCLUDE) -g -Os -D_SETUP -D__KERNEL__ \ KBUILD_CFLAGS += $(call cc-option,-m32) KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ -$(obj)/zImage: asflags-y := $(SVGA_MODE) $(RAMDISK) -$(obj)/bzImage: ccflags-y := -D__BIG_KERNEL__ -$(obj)/bzImage: asflags-y := $(SVGA_MODE) $(RAMDISK) -D__BIG_KERNEL__ -$(obj)/bzImage: BUILDFLAGS := -b +$(obj)/bzImage: asflags-y := $(SVGA_MODE) quiet_cmd_image = BUILD $@ -cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/setup.bin \ - $(obj)/vmlinux.bin $(ROOT_DEV) > $@ +cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin \ + $(ROOT_DEV) > $@ -$(obj)/zImage $(obj)/bzImage: $(obj)/setup.bin \ - $(obj)/vmlinux.bin $(obj)/tools/build FORCE +$(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/tools/build FORCE $(call if_changed,image) @echo 'Kernel: $@ is ready' ' (#'`cat .version`')' @@ -116,9 +110,11 @@ $(obj)/setup.bin: $(obj)/setup.elf FORCE $(obj)/compressed/vmlinux: FORCE $(Q)$(MAKE) $(build)=$(obj)/compressed $@ -# Set this if you want to pass append arguments to the zdisk/fdimage/isoimage kernel +# Set this if you want to pass append arguments to the +# bzdisk/fdimage/isoimage kernel FDARGS = -# Set this if you want an initrd included with the zdisk/fdimage/isoimage kernel +# Set this if you want an initrd included with the +# bzdisk/fdimage/isoimage kernel FDINITRD = image_cmdline = default linux $(FDARGS) $(if $(FDINITRD),initrd=initrd.img,) @@ -127,7 +123,7 @@ $(obj)/mtools.conf: $(src)/mtools.conf.in sed -e 's|@OBJ@|$(obj)|g' < $< > $@ # This requires write access to /dev/fd0 -zdisk: $(BOOTIMAGE) $(obj)/mtools.conf +bzdisk: $(obj)/bzImage $(obj)/mtools.conf MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync syslinux /dev/fd0 ; sync echo '$(image_cmdline)' | \ @@ -135,10 +131,10 @@ zdisk: $(BOOTIMAGE) $(obj)/mtools.conf if [ -f '$(FDINITRD)' ] ; then \ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' a:initrd.img ; \ fi - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) a:linux ; sync + MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage a:linux ; sync # These require being root or having syslinux 2.02 or higher installed -fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf +fdimage fdimage144: $(obj)/bzImage $(obj)/mtools.conf dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440 MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync syslinux $(obj)/fdimage ; sync @@ -147,9 +143,9 @@ fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf if [ -f '$(FDINITRD)' ] ; then \ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' v:initrd.img ; \ fi - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) v:linux ; sync + MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage v:linux ; sync -fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf +fdimage288: $(obj)/bzImage $(obj)/mtools.conf dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880 MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync syslinux $(obj)/fdimage ; sync @@ -158,9 +154,9 @@ fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf if [ -f '$(FDINITRD)' ] ; then \ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' w:initrd.img ; \ fi - MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) w:linux ; sync + MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage w:linux ; sync -isoimage: $(BOOTIMAGE) +isoimage: $(obj)/bzImage -rm -rf $(obj)/isoimage mkdir $(obj)/isoimage for i in lib lib64 share end ; do \ @@ -170,7 +166,7 @@ isoimage: $(BOOTIMAGE) fi ; \ if [ $$i = end ] ; then exit 1 ; fi ; \ done - cp $(BOOTIMAGE) $(obj)/isoimage/linux + cp $(obj)/bzImage $(obj)/isoimage/linux echo '$(image_cmdline)' > $(obj)/isoimage/isolinux.cfg if [ -f '$(FDINITRD)' ] ; then \ cp '$(FDINITRD)' $(obj)/isoimage/initrd.img ; \ @@ -181,12 +177,13 @@ isoimage: $(BOOTIMAGE) isohybrid $(obj)/image.iso 2>/dev/null || true rm -rf $(obj)/isoimage -zlilo: $(BOOTIMAGE) +bzlilo: $(obj)/bzImage if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi - cat $(BOOTIMAGE) > $(INSTALL_PATH)/vmlinuz + cat $(obj)/bzImage > $(INSTALL_PATH)/vmlinuz cp System.map $(INSTALL_PATH)/ if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi install: - sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(BOOTIMAGE) System.map "$(INSTALL_PATH)" + sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/bzImage \ + System.map "$(INSTALL_PATH)" diff --git a/arch/x86/boot/header.S b/arch/x86/boot/header.S index 7ccff4884a23..5d84d1c74e4c 100644 --- a/arch/x86/boot/header.S +++ b/arch/x86/boot/header.S @@ -24,12 +24,8 @@ #include "boot.h" #include "offsets.h" -SETUPSECTS = 4 /* default nr of setup-sectors */ BOOTSEG = 0x07C0 /* original address of boot-sector */ -SYSSEG = DEF_SYSSEG /* system loaded at 0x10000 (65536) */ -SYSSIZE = DEF_SYSSIZE /* system size: # of 16-byte clicks */ - /* to be loaded */ -ROOT_DEV = 0 /* ROOT_DEV is now written by "build" */ +SYSSEG = 0x1000 /* historical load address >> 4 */ #ifndef SVGA_MODE #define SVGA_MODE ASK_VGA @@ -97,12 +93,12 @@ bugger_off_msg: .section ".header", "a" .globl hdr hdr: -setup_sects: .byte SETUPSECTS +setup_sects: .byte 0 /* Filled in by build.c */ root_flags: .word ROOT_RDONLY -syssize: .long SYSSIZE -ram_size: .word RAMDISK +syssize: .long 0 /* Filled in by build.c */ +ram_size: .word 0 /* Obsolete */ vid_mode: .word SVGA_MODE -root_dev: .word ROOT_DEV +root_dev: .word 0 /* Filled in by build.c */ boot_flag: .word 0xAA55 # offset 512, entry point @@ -123,14 +119,15 @@ _start: # or else old loadlin-1.5 will fail) .globl realmode_swtch realmode_swtch: .word 0, 0 # default_switch, SETUPSEG -start_sys_seg: .word SYSSEG +start_sys_seg: .word SYSSEG # obsolete and meaningless, but just + # in case something decided to "use" it .word kernel_version-512 # pointing to kernel version string # above section of header is compatible # with loadlin-1.5 (header v1.5). Don't # change it. -type_of_loader: .byte 0 # = 0, old one (LILO, Loadlin, - # Bootlin, SYSLX, bootsect...) +type_of_loader: .byte 0 # 0 means ancient bootloader, newer + # bootloaders know to change this. # See Documentation/i386/boot.txt for # assigned ids @@ -142,11 +139,7 @@ CAN_USE_HEAP = 0x80 # If set, the loader also has set # space behind setup.S can be used for # heap purposes. # Only the loader knows what is free -#ifndef __BIG_KERNEL__ - .byte 0 -#else .byte LOADED_HIGH -#endif setup_move_size: .word 0x8000 # size to move, when setup is not # loaded at 0x90000. We will move setup @@ -157,11 +150,7 @@ setup_move_size: .word 0x8000 # size to move, when setup is not code32_start: # here loaders can put a different # start address for 32-bit code. -#ifndef __BIG_KERNEL__ - .long 0x1000 # 0x1000 = default for zImage -#else .long 0x100000 # 0x100000 = default for big kernel -#endif ramdisk_image: .long 0 # address of loaded ramdisk image # Here the loader puts the 32-bit diff --git a/arch/x86/boot/pm.c b/arch/x86/boot/pm.c index 85a1cd8a8ff8..8062f8915250 100644 --- a/arch/x86/boot/pm.c +++ b/arch/x86/boot/pm.c @@ -33,47 +33,6 @@ static void realmode_switch_hook(void) } /* - * A zImage kernel is loaded at 0x10000 but wants to run at 0x1000. - * A bzImage kernel is loaded and runs at 0x100000. - */ -static void move_kernel_around(void) -{ - /* Note: rely on the compile-time option here rather than - the LOADED_HIGH flag. The Qemu kernel loader unconditionally - sets the loadflags to zero. */ -#ifndef __BIG_KERNEL__ - u16 dst_seg, src_seg; - u32 syssize; - - dst_seg = 0x1000 >> 4; - src_seg = 0x10000 >> 4; - syssize = boot_params.hdr.syssize; /* Size in 16-byte paragraphs */ - - while (syssize) { - int paras = (syssize >= 0x1000) ? 0x1000 : syssize; - int dwords = paras << 2; - - asm volatile("pushw %%es ; " - "pushw %%ds ; " - "movw %1,%%es ; " - "movw %2,%%ds ; " - "xorw %%di,%%di ; " - "xorw %%si,%%si ; " - "rep;movsl ; " - "popw %%ds ; " - "popw %%es" - : "+c" (dwords) - : "r" (dst_seg), "r" (src_seg) - : "esi", "edi"); - - syssize -= paras; - dst_seg += paras; - src_seg += paras; - } -#endif -} - -/* * Disable all interrupts at the legacy PIC. */ static void mask_all_interrupts(void) @@ -147,9 +106,6 @@ void go_to_protected_mode(void) /* Hook before leaving real mode, also disables interrupts */ realmode_switch_hook(); - /* Move the kernel/setup to their final resting places */ - move_kernel_around(); - /* Enable the A20 gate */ if (enable_a20()) { puts("A20 gate not responding, unable to boot...\n"); diff --git a/arch/x86/boot/pmjump.S b/arch/x86/boot/pmjump.S index 019c17a75851..3e0edc6d2a20 100644 --- a/arch/x86/boot/pmjump.S +++ b/arch/x86/boot/pmjump.S @@ -47,6 +47,7 @@ GLOBAL(protected_mode_jump) ENDPROC(protected_mode_jump) .code32 + .section ".text32","ax" GLOBAL(in_pm32) # Set up data segments for flat 32-bit mode movl %ecx, %ds diff --git a/arch/x86/boot/setup.ld b/arch/x86/boot/setup.ld index df9234b3a5e0..bb8dc2de7969 100644 --- a/arch/x86/boot/setup.ld +++ b/arch/x86/boot/setup.ld @@ -17,7 +17,8 @@ SECTIONS .header : { *(.header) } .inittext : { *(.inittext) } .initdata : { *(.initdata) } - .text : { *(.text*) } + .text : { *(.text) } + .text32 : { *(.text32) } . = ALIGN(16); .rodata : { *(.rodata*) } diff --git a/arch/x86/boot/tools/build.c b/arch/x86/boot/tools/build.c index 44dc1923c0e3..ee3a4ea923ac 100644 --- a/arch/x86/boot/tools/build.c +++ b/arch/x86/boot/tools/build.c @@ -130,7 +130,7 @@ static void die(const char * str, ...) static void usage(void) { - die("Usage: build [-b] setup system [rootdev] [> image]"); + die("Usage: build setup system [rootdev] [> image]"); } int main(int argc, char ** argv) @@ -145,11 +145,6 @@ int main(int argc, char ** argv) void *kernel; u32 crc = 0xffffffffUL; - if (argc > 2 && !strcmp(argv[1], "-b")) - { - is_big_kernel = 1; - argc--, argv++; - } if ((argc < 3) || (argc > 4)) usage(); if (argc > 3) { @@ -216,8 +211,6 @@ int main(int argc, char ** argv) die("Unable to mmap '%s': %m", argv[2]); /* Number of 16-byte paragraphs, including space for a 4-byte CRC */ sys_size = (sz + 15 + 4) / 16; - if (!is_big_kernel && sys_size > DEF_SYSSIZE) - die("System is too big. Try using bzImage or modules."); /* Patch the setup code with the appropriate size parameters */ buf[0x1f1] = setup_sectors-1; diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h index 4ef949c1972e..00f5962d82d0 100644 --- a/arch/x86/include/asm/apic.h +++ b/arch/x86/include/asm/apic.h @@ -108,6 +108,16 @@ extern void native_apic_icr_write(u32 low, u32 id); extern u64 native_apic_icr_read(void); #ifdef CONFIG_X86_X2APIC +/* + * Make previous memory operations globally visible before + * sending the IPI through x2apic wrmsr. We need a serializing instruction or + * mfence for this. + */ +static inline void x2apic_wrmsr_fence(void) +{ + asm volatile("mfence" : : : "memory"); +} + static inline void native_apic_msr_write(u32 reg, u32 v) { if (reg == APIC_DFR || reg == APIC_ID || reg == APIC_LDR || @@ -184,6 +194,9 @@ static inline int x2apic_enabled(void) { return 0; } + +#define x2apic 0 + #endif extern int get_physical_broadcast(void); @@ -379,6 +392,7 @@ static inline u32 safe_apic_wait_icr_idle(void) static inline void ack_APIC_irq(void) { +#ifdef CONFIG_X86_LOCAL_APIC /* * ack_APIC_irq() actually gets compiled as a single instruction * ... yummie. @@ -386,6 +400,7 @@ static inline void ack_APIC_irq(void) /* Docs say use 0 for future compatibility */ apic_write(APIC_EOI, 0); +#endif } static inline unsigned default_get_apic_id(unsigned long x) diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h index 63134e31e8b9..bc9514fb3b13 100644 --- a/arch/x86/include/asm/apicdef.h +++ b/arch/x86/include/asm/apicdef.h @@ -53,6 +53,7 @@ #define APIC_ESR_SENDILL 0x00020 #define APIC_ESR_RECVILL 0x00040 #define APIC_ESR_ILLREGA 0x00080 +#define APIC_LVTCMCI 0x2f0 #define APIC_ICR 0x300 #define APIC_DEST_SELF 0x40000 #define APIC_DEST_ALLINC 0x80000 diff --git a/arch/x86/include/asm/boot.h b/arch/x86/include/asm/boot.h index 6526cf08b0e4..6ba23dd9fc92 100644 --- a/arch/x86/include/asm/boot.h +++ b/arch/x86/include/asm/boot.h @@ -1,10 +1,6 @@ #ifndef _ASM_X86_BOOT_H #define _ASM_X86_BOOT_H -/* Don't touch these, unless you really know what you're doing. */ -#define DEF_SYSSEG 0x1000 -#define DEF_SYSSIZE 0x7F00 - /* Internal svga startup constants */ #define NORMAL_VGA 0xffff /* 80x25 mode */ #define EXTENDED_VGA 0xfffe /* 80x50 mode */ diff --git a/arch/x86/include/asm/cacheflush.h b/arch/x86/include/asm/cacheflush.h index 2f8466540fb5..5b301b7ff5f4 100644 --- a/arch/x86/include/asm/cacheflush.h +++ b/arch/x86/include/asm/cacheflush.h @@ -5,24 +5,43 @@ #include <linux/mm.h> /* Caches aren't brain-dead on the intel. */ -#define flush_cache_all() do { } while (0) -#define flush_cache_mm(mm) do { } while (0) -#define flush_cache_dup_mm(mm) do { } while (0) -#define flush_cache_range(vma, start, end) do { } while (0) -#define flush_cache_page(vma, vmaddr, pfn) do { } while (0) -#define flush_dcache_page(page) do { } while (0) -#define flush_dcache_mmap_lock(mapping) do { } while (0) -#define flush_dcache_mmap_unlock(mapping) do { } while (0) -#define flush_icache_range(start, end) do { } while (0) -#define flush_icache_page(vma, pg) do { } while (0) -#define flush_icache_user_range(vma, pg, adr, len) do { } while (0) -#define flush_cache_vmap(start, end) do { } while (0) -#define flush_cache_vunmap(start, end) do { } while (0) +static inline void flush_cache_all(void) { } +static inline void flush_cache_mm(struct mm_struct *mm) { } +static inline void flush_cache_dup_mm(struct mm_struct *mm) { } +static inline void flush_cache_range(struct vm_area_struct *vma, + unsigned long start, unsigned long end) { } +static inline void flush_cache_page(struct vm_area_struct *vma, + unsigned long vmaddr, unsigned long pfn) { } +static inline void flush_dcache_page(struct page *page) { } +static inline void flush_dcache_mmap_lock(struct address_space *mapping) { } +static inline void flush_dcache_mmap_unlock(struct address_space *mapping) { } +static inline void flush_icache_range(unsigned long start, + unsigned long end) { } +static inline void flush_icache_page(struct vm_area_struct *vma, + struct page *page) { } +static inline void flush_icache_user_range(struct vm_area_struct *vma, + struct page *page, + unsigned long addr, + unsigned long len) { } +static inline void flush_cache_vmap(unsigned long start, unsigned long end) { } +static inline void flush_cache_vunmap(unsigned long start, + unsigned long end) { } -#define copy_to_user_page(vma, page, vaddr, dst, src, len) \ - memcpy((dst), (src), (len)) -#define copy_from_user_page(vma, page, vaddr, dst, src, len) \ - memcpy((dst), (src), (len)) +static inline void copy_to_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, + void *dst, const void *src, + unsigned long len) +{ + memcpy(dst, src, len); +} + +static inline void copy_from_user_page(struct vm_area_struct *vma, + struct page *page, unsigned long vaddr, + void *dst, const void *src, + unsigned long len) +{ + memcpy(dst, src, len); +} #define PG_non_WB PG_arch_1 PAGEFLAG(NonWB, non_WB) diff --git a/arch/x86/include/asm/cpu_debug.h b/arch/x86/include/asm/cpu_debug.h new file mode 100755 index 000000000000..222802029fa6 --- /dev/null +++ b/arch/x86/include/asm/cpu_debug.h @@ -0,0 +1,226 @@ +#ifndef _ASM_X86_CPU_DEBUG_H +#define _ASM_X86_CPU_DEBUG_H + +/* + * CPU x86 architecture debug + * + * Copyright(C) 2009 Jaswinder Singh Rajput + */ + +/* Register flags */ +enum cpu_debug_bit { +/* Model Specific Registers (MSRs) */ + CPU_MC_BIT, /* Machine Check */ + CPU_MONITOR_BIT, /* Monitor */ + CPU_TIME_BIT, /* Time */ + CPU_PMC_BIT, /* Performance Monitor */ + CPU_PLATFORM_BIT, /* Platform */ + CPU_APIC_BIT, /* APIC */ + CPU_POWERON_BIT, /* Power-on */ + CPU_CONTROL_BIT, /* Control */ + CPU_FEATURES_BIT, /* Features control */ + CPU_LBRANCH_BIT, /* Last Branch */ + CPU_BIOS_BIT, /* BIOS */ + CPU_FREQ_BIT, /* Frequency */ + CPU_MTTR_BIT, /* MTRR */ + CPU_PERF_BIT, /* Performance */ + CPU_CACHE_BIT, /* Cache */ + CPU_SYSENTER_BIT, /* Sysenter */ + CPU_THERM_BIT, /* Thermal */ + CPU_MISC_BIT, /* Miscellaneous */ + CPU_DEBUG_BIT, /* Debug */ + CPU_PAT_BIT, /* PAT */ + CPU_VMX_BIT, /* VMX */ + CPU_CALL_BIT, /* System Call */ + CPU_BASE_BIT, /* BASE Address */ + CPU_VER_BIT, /* Version ID */ + CPU_CONF_BIT, /* Configuration */ + CPU_SMM_BIT, /* System mgmt mode */ + CPU_SVM_BIT, /*Secure Virtual Machine*/ + CPU_OSVM_BIT, /* OS-Visible Workaround*/ +/* Standard Registers */ + CPU_TSS_BIT, /* Task Stack Segment */ + CPU_CR_BIT, /* Control Registers */ + CPU_DT_BIT, /* Descriptor Table */ +/* End of Registers flags */ + CPU_REG_ALL_BIT, /* Select all Registers */ +}; + +#define CPU_REG_ALL (~0) /* Select all Registers */ + +#define CPU_MC (1 << CPU_MC_BIT) +#define CPU_MONITOR (1 << CPU_MONITOR_BIT) +#define CPU_TIME (1 << CPU_TIME_BIT) +#define CPU_PMC (1 << CPU_PMC_BIT) +#define CPU_PLATFORM (1 << CPU_PLATFORM_BIT) +#define CPU_APIC (1 << CPU_APIC_BIT) +#define CPU_POWERON (1 << CPU_POWERON_BIT) +#define CPU_CONTROL (1 << CPU_CONTROL_BIT) +#define CPU_FEATURES (1 << CPU_FEATURES_BIT) +#define CPU_LBRANCH (1 << CPU_LBRANCH_BIT) +#define CPU_BIOS (1 << CPU_BIOS_BIT) +#define CPU_FREQ (1 << CPU_FREQ_BIT) +#define CPU_MTRR (1 << CPU_MTTR_BIT) +#define CPU_PERF (1 << CPU_PERF_BIT) +#define CPU_CACHE (1 << CPU_CACHE_BIT) +#define CPU_SYSENTER (1 << CPU_SYSENTER_BIT) +#define CPU_THERM (1 << CPU_THERM_BIT) +#define CPU_MISC (1 << CPU_MISC_BIT) +#define CPU_DEBUG (1 << CPU_DEBUG_BIT) +#define CPU_PAT (1 << CPU_PAT_BIT) +#define CPU_VMX (1 << CPU_VMX_BIT) +#define CPU_CALL (1 << CPU_CALL_BIT) +#define CPU_BASE (1 << CPU_BASE_BIT) +#define CPU_VER (1 << CPU_VER_BIT) +#define CPU_CONF (1 << CPU_CONF_BIT) +#define CPU_SMM (1 << CPU_SMM_BIT) +#define CPU_SVM (1 << CPU_SVM_BIT) +#define CPU_OSVM (1 << CPU_OSVM_BIT) +#define CPU_TSS (1 << CPU_TSS_BIT) +#define CPU_CR (1 << CPU_CR_BIT) +#define CPU_DT (1 << CPU_DT_BIT) + +/* Register file flags */ +enum cpu_file_bit { + CPU_INDEX_BIT, /* index */ + CPU_VALUE_BIT, /* value */ +}; + +#define CPU_FILE_VALUE (1 << CPU_VALUE_BIT) + +/* + * DisplayFamily_DisplayModel Processor Families/Processor Number Series + * -------------------------- ------------------------------------------ + * 05_01, 05_02, 05_04 Pentium, Pentium with MMX + * + * 06_01 Pentium Pro + * 06_03, 06_05 Pentium II Xeon, Pentium II + * 06_07, 06_08, 06_0A, 06_0B Pentium III Xeon, Pentum III + * + * 06_09, 060D Pentium M + * + * 06_0E Core Duo, Core Solo + * + * 06_0F Xeon 3000, 3200, 5100, 5300, 7300 series, + * Core 2 Quad, Core 2 Extreme, Core 2 Duo, + * Pentium dual-core + * 06_17 Xeon 5200, 5400 series, Core 2 Quad Q9650 + * + * 06_1C Atom + * + * 0F_00, 0F_01, 0F_02 Xeon, Xeon MP, Pentium 4 + * 0F_03, 0F_04 Xeon, Xeon MP, Pentium 4, Pentium D + * + * 0F_06 Xeon 7100, 5000 Series, Xeon MP, + * Pentium 4, Pentium D + */ + +/* Register processors bits */ +enum cpu_processor_bit { + CPU_NONE, +/* Intel */ + CPU_INTEL_PENTIUM_BIT, + CPU_INTEL_P6_BIT, + CPU_INTEL_PENTIUM_M_BIT, + CPU_INTEL_CORE_BIT, + CPU_INTEL_CORE2_BIT, + CPU_INTEL_ATOM_BIT, + CPU_INTEL_XEON_P4_BIT, + CPU_INTEL_XEON_MP_BIT, +/* AMD */ + CPU_AMD_K6_BIT, + CPU_AMD_K7_BIT, + CPU_AMD_K8_BIT, + CPU_AMD_0F_BIT, + CPU_AMD_10_BIT, + CPU_AMD_11_BIT, +}; + +#define CPU_INTEL_PENTIUM (1 << CPU_INTEL_PENTIUM_BIT) +#define CPU_INTEL_P6 (1 << CPU_INTEL_P6_BIT) +#define CPU_INTEL_PENTIUM_M (1 << CPU_INTEL_PENTIUM_M_BIT) +#define CPU_INTEL_CORE (1 << CPU_INTEL_CORE_BIT) +#define CPU_INTEL_CORE2 (1 << CPU_INTEL_CORE2_BIT) +#define CPU_INTEL_ATOM (1 << CPU_INTEL_ATOM_BIT) +#define CPU_INTEL_XEON_P4 (1 << CPU_INTEL_XEON_P4_BIT) +#define CPU_INTEL_XEON_MP (1 << CPU_INTEL_XEON_MP_BIT) + +#define CPU_INTEL_PX (CPU_INTEL_P6 | CPU_INTEL_PENTIUM_M) +#define CPU_INTEL_COREX (CPU_INTEL_CORE | CPU_INTEL_CORE2) +#define CPU_INTEL_XEON (CPU_INTEL_XEON_P4 | CPU_INTEL_XEON_MP) +#define CPU_CO_AT (CPU_INTEL_CORE | CPU_INTEL_ATOM) +#define CPU_C2_AT (CPU_INTEL_CORE2 | CPU_INTEL_ATOM) +#define CPU_CX_AT (CPU_INTEL_COREX | CPU_INTEL_ATOM) +#define CPU_CX_XE (CPU_INTEL_COREX | CPU_INTEL_XEON) +#define CPU_P6_XE (CPU_INTEL_P6 | CPU_INTEL_XEON) +#define CPU_PM_CO_AT (CPU_INTEL_PENTIUM_M | CPU_CO_AT) +#define CPU_C2_AT_XE (CPU_C2_AT | CPU_INTEL_XEON) +#define CPU_CX_AT_XE (CPU_CX_AT | CPU_INTEL_XEON) +#define CPU_P6_CX_AT (CPU_INTEL_P6 | CPU_CX_AT) +#define CPU_P6_CX_XE (CPU_P6_XE | CPU_INTEL_COREX) +#define CPU_P6_CX_AT_XE (CPU_INTEL_P6 | CPU_CX_AT_XE) +#define CPU_PM_CX_AT_XE (CPU_INTEL_PENTIUM_M | CPU_CX_AT_XE) +#define CPU_PM_CX_AT (CPU_INTEL_PENTIUM_M | CPU_CX_AT) +#define CPU_PM_CX_XE (CPU_INTEL_PENTIUM_M | CPU_CX_XE) +#define CPU_PX_CX_AT (CPU_INTEL_PX | CPU_CX_AT) +#define CPU_PX_CX_AT_XE (CPU_INTEL_PX | CPU_CX_AT_XE) + +/* Select all supported Intel CPUs */ +#define CPU_INTEL_ALL (CPU_INTEL_PENTIUM | CPU_PX_CX_AT_XE) + +#define CPU_AMD_K6 (1 << CPU_AMD_K6_BIT) +#define CPU_AMD_K7 (1 << CPU_AMD_K7_BIT) +#define CPU_AMD_K8 (1 << CPU_AMD_K8_BIT) +#define CPU_AMD_0F (1 << CPU_AMD_0F_BIT) +#define CPU_AMD_10 (1 << CPU_AMD_10_BIT) +#define CPU_AMD_11 (1 << CPU_AMD_11_BIT) + +#define CPU_K10_PLUS (CPU_AMD_10 | CPU_AMD_11) +#define CPU_K0F_PLUS (CPU_AMD_0F | CPU_K10_PLUS) +#define CPU_K8_PLUS (CPU_AMD_K8 | CPU_K0F_PLUS) +#define CPU_K7_PLUS (CPU_AMD_K7 | CPU_K8_PLUS) + +/* Select all supported AMD CPUs */ +#define CPU_AMD_ALL (CPU_AMD_K6 | CPU_K7_PLUS) + +/* Select all supported CPUs */ +#define CPU_ALL (CPU_INTEL_ALL | CPU_AMD_ALL) + +#define MAX_CPU_FILES 512 + +struct cpu_private { + unsigned cpu; + unsigned type; + unsigned reg; + unsigned file; +}; + +struct cpu_debug_base { + char *name; /* Register name */ + unsigned flag; /* Register flag */ + unsigned write; /* Register write flag */ +}; + +/* + * Currently it looks similar to cpu_debug_base but once we add more files + * cpu_file_base will go in different direction + */ +struct cpu_file_base { + char *name; /* Register file name */ + unsigned flag; /* Register file flag */ + unsigned write; /* Register write flag */ +}; + +struct cpu_cpuX_base { + struct dentry *dentry; /* Register dentry */ + int init; /* Register index file */ +}; + +struct cpu_debug_range { + unsigned min; /* Register range min */ + unsigned max; /* Register range max */ + unsigned flag; /* Supported flags */ + unsigned model; /* Supported models */ +}; + +#endif /* _ASM_X86_CPU_DEBUG_H */ diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h index dc27705f5443..5623c50d67b2 100644 --- a/arch/x86/include/asm/desc.h +++ b/arch/x86/include/asm/desc.h @@ -91,7 +91,6 @@ static inline int desc_empty(const void *ptr) #define store_gdt(dtr) native_store_gdt(dtr) #define store_idt(dtr) native_store_idt(dtr) #define store_tr(tr) (tr = native_store_tr()) -#define store_ldt(ldt) asm("sldt %0":"=m" (ldt)) #define load_TLS(t, cpu) native_load_tls(t, cpu) #define set_ldt native_set_ldt @@ -112,6 +111,8 @@ static inline void paravirt_free_ldt(struct desc_struct *ldt, unsigned entries) } #endif /* CONFIG_PARAVIRT */ +#define store_ldt(ldt) asm("sldt %0" : "=m"(ldt)) + static inline void native_write_idt_entry(gate_desc *idt, int entry, const gate_desc *gate) { diff --git a/arch/x86/include/asm/dmi.h b/arch/x86/include/asm/dmi.h index bc68212c6bc0..aa32f7e6c197 100644 --- a/arch/x86/include/asm/dmi.h +++ b/arch/x86/include/asm/dmi.h @@ -2,21 +2,11 @@ #define _ASM_X86_DMI_H #include <asm/io.h> +#include <asm/setup.h> -#define DMI_MAX_DATA 2048 - -extern int dmi_alloc_index; -extern char dmi_alloc_data[DMI_MAX_DATA]; - -/* This is so early that there is no good way to allocate dynamic memory. - Allocate data in an BSS array. */ static inline void *dmi_alloc(unsigned len) { - int idx = dmi_alloc_index; - if ((dmi_alloc_index + len) > DMI_MAX_DATA) - return NULL; - dmi_alloc_index += len; - return dmi_alloc_data + idx; + return extend_brk(len, sizeof(int)); } /* Use early IO mappings for DMI because it's initialized early */ diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index ca5ffb2856b6..edc90f23e708 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -37,8 +37,6 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...); #else /* !CONFIG_X86_32 */ -#define MAX_EFI_IO_PAGES 100 - extern u64 efi_call0(void *fp); extern u64 efi_call1(void *fp, u64 arg1); extern u64 efi_call2(void *fp, u64 arg1, u64 arg2); diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h index 854d538ae857..c2e6bedaf258 100644 --- a/arch/x86/include/asm/entry_arch.h +++ b/arch/x86/include/asm/entry_arch.h @@ -33,6 +33,8 @@ BUILD_INTERRUPT3(invalidate_interrupt7,INVALIDATE_TLB_VECTOR_START+7, smp_invalidate_interrupt) #endif +BUILD_INTERRUPT(generic_interrupt, GENERIC_INTERRUPT_VECTOR) + /* * every pentium local APIC has two 'local interrupts', with a * soft-definable vector attached to both interrupts, one of diff --git a/arch/x86/include/asm/fixmap.h b/arch/x86/include/asm/fixmap.h index dca8f03da5b2..63a79c77d220 100644 --- a/arch/x86/include/asm/fixmap.h +++ b/arch/x86/include/asm/fixmap.h @@ -24,9 +24,6 @@ #include <asm/kmap_types.h> #else #include <asm/vsyscall.h> -#ifdef CONFIG_EFI -#include <asm/efi.h> -#endif #endif /* @@ -92,13 +89,6 @@ enum fixed_addresses { FIX_IO_APIC_BASE_0, FIX_IO_APIC_BASE_END = FIX_IO_APIC_BASE_0 + MAX_IO_APICS - 1, #endif -#ifdef CONFIG_X86_64 -#ifdef CONFIG_EFI - FIX_EFI_IO_MAP_LAST_PAGE, - FIX_EFI_IO_MAP_FIRST_PAGE = FIX_EFI_IO_MAP_LAST_PAGE - + MAX_EFI_IO_PAGES - 1, -#endif -#endif #ifdef CONFIG_X86_VISWS_APIC FIX_CO_CPU, /* Cobalt timer */ FIX_CO_APIC, /* Cobalt APIC Redirection Table */ diff --git a/arch/x86/include/asm/hardirq.h b/arch/x86/include/asm/hardirq.h index 176f058e7159..039db6aa8e02 100644 --- a/arch/x86/include/asm/hardirq.h +++ b/arch/x86/include/asm/hardirq.h @@ -12,6 +12,7 @@ typedef struct { unsigned int apic_timer_irqs; /* arch dependent */ unsigned int irq_spurious_count; #endif + unsigned int generic_irqs; /* arch dependent */ #ifdef CONFIG_SMP unsigned int irq_resched_count; unsigned int irq_call_count; diff --git a/arch/x86/include/asm/highmem.h b/arch/x86/include/asm/highmem.h index bf9276bea660..014c2b85ae45 100644 --- a/arch/x86/include/asm/highmem.h +++ b/arch/x86/include/asm/highmem.h @@ -63,6 +63,7 @@ void *kmap_atomic_prot(struct page *page, enum km_type type, pgprot_t prot); void *kmap_atomic(struct page *page, enum km_type type); void kunmap_atomic(void *kvaddr, enum km_type type); void *kmap_atomic_pfn(unsigned long pfn, enum km_type type); +void *kmap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot); struct page *kmap_atomic_to_page(void *ptr); #ifndef CONFIG_PARAVIRT diff --git a/arch/x86/include/asm/hw_irq.h b/arch/x86/include/asm/hw_irq.h index 370e1c83bb49..b762ea49bd70 100644 --- a/arch/x86/include/asm/hw_irq.h +++ b/arch/x86/include/asm/hw_irq.h @@ -27,6 +27,7 @@ /* Interrupt handlers registered during init_IRQ */ extern void apic_timer_interrupt(void); +extern void generic_interrupt(void); extern void error_interrupt(void); extern void spurious_interrupt(void); extern void thermal_interrupt(void); diff --git a/arch/x86/include/asm/i387.h b/arch/x86/include/asm/i387.h index 48f0004db8c9..71c9e5183982 100644 --- a/arch/x86/include/asm/i387.h +++ b/arch/x86/include/asm/i387.h @@ -172,7 +172,13 @@ static inline void __save_init_fpu(struct task_struct *tsk) #else /* CONFIG_X86_32 */ -extern void finit(void); +#ifdef CONFIG_MATH_EMULATION +extern void finit_task(struct task_struct *tsk); +#else +static inline void finit_task(struct task_struct *tsk) +{ +} +#endif static inline void tolerant_fwait(void) { diff --git a/arch/x86/include/asm/init.h b/arch/x86/include/asm/init.h new file mode 100644 index 000000000000..36fb1a6a5109 --- /dev/null +++ b/arch/x86/include/asm/init.h @@ -0,0 +1,18 @@ +#ifndef _ASM_X86_INIT_32_H +#define _ASM_X86_INIT_32_H + +#ifdef CONFIG_X86_32 +extern void __init early_ioremap_page_table_range_init(void); +#endif + +extern unsigned long __init +kernel_physical_mapping_init(unsigned long start, + unsigned long end, + unsigned long page_size_mask); + + +extern unsigned long __initdata e820_table_start; +extern unsigned long __meminitdata e820_table_end; +extern unsigned long __meminitdata e820_table_top; + +#endif /* _ASM_X86_INIT_32_H */ diff --git a/arch/x86/include/asm/io.h b/arch/x86/include/asm/io.h index 683d0b4c00fc..e5383e3d2f8c 100644 --- a/arch/x86/include/asm/io.h +++ b/arch/x86/include/asm/io.h @@ -172,8 +172,6 @@ static inline void __iomem *ioremap(resource_size_t offset, unsigned long size) extern void iounmap(volatile void __iomem *addr); -extern void __iomem *fix_ioremap(unsigned idx, unsigned long phys); - #ifdef CONFIG_X86_32 # include "io_32.h" @@ -198,7 +196,6 @@ extern void early_ioremap_reset(void); extern void __iomem *early_ioremap(unsigned long offset, unsigned long size); extern void __iomem *early_memremap(unsigned long offset, unsigned long size); extern void early_iounmap(void __iomem *addr, unsigned long size); -extern void __iomem *fix_ioremap(unsigned idx, unsigned long phys); #define IO_SPACE_LIMIT 0xffff diff --git a/arch/x86/include/asm/io_apic.h b/arch/x86/include/asm/io_apic.h index 59cb4a1317b7..373cc2bbcad2 100644 --- a/arch/x86/include/asm/io_apic.h +++ b/arch/x86/include/asm/io_apic.h @@ -162,7 +162,8 @@ extern int (*ioapic_renumber_irq)(int ioapic, int irq); extern void ioapic_init_mappings(void); #ifdef CONFIG_X86_64 -extern int save_mask_IO_APIC_setup(void); +extern int save_IO_APIC_setup(void); +extern void mask_IO_APIC_setup(void); extern void restore_IO_APIC_setup(void); extern void reinit_intr_remapped_IO_APIC(int); #endif @@ -172,7 +173,7 @@ extern void probe_nr_irqs_gsi(void); extern int setup_ioapic_entry(int apic, int irq, struct IO_APIC_route_entry *entry, unsigned int destination, int trigger, - int polarity, int vector); + int polarity, int vector, int pin); extern void ioapic_write_entry(int apic, int pin, struct IO_APIC_route_entry e); #else /* !CONFIG_X86_IO_APIC */ diff --git a/arch/x86/include/asm/irq.h b/arch/x86/include/asm/irq.h index 107eb2196691..f38481bcd455 100644 --- a/arch/x86/include/asm/irq.h +++ b/arch/x86/include/asm/irq.h @@ -36,6 +36,7 @@ static inline int irq_canonicalize(int irq) extern void fixup_irqs(void); #endif +extern void (*generic_interrupt_extension)(void); extern void init_IRQ(void); extern void native_init_IRQ(void); extern bool handle_irq(unsigned irq, struct pt_regs *regs); diff --git a/arch/x86/include/asm/irq_remapping.h b/arch/x86/include/asm/irq_remapping.h index 20e1fd588dbf..0396760fccb8 100644 --- a/arch/x86/include/asm/irq_remapping.h +++ b/arch/x86/include/asm/irq_remapping.h @@ -1,8 +1,6 @@ #ifndef _ASM_X86_IRQ_REMAPPING_H #define _ASM_X86_IRQ_REMAPPING_H -extern int x2apic; - #define IRTE_DEST(dest) ((x2apic) ? dest : dest << 8) #endif /* _ASM_X86_IRQ_REMAPPING_H */ diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h index 8a285f356f8a..3cbd79bbb47c 100644 --- a/arch/x86/include/asm/irq_vectors.h +++ b/arch/x86/include/asm/irq_vectors.h @@ -112,6 +112,11 @@ #define LOCAL_PERF_VECTOR 0xee /* + * Generic system vector for platform specific use + */ +#define GENERIC_INTERRUPT_VECTOR 0xed + +/* * First APIC vector available to drivers: (vectors 0x30-0xee) we * start at 0x31(0x41) to spread out vectors evenly between priority * levels. (0x80 is the syscall vector) diff --git a/arch/x86/include/asm/kexec.h b/arch/x86/include/asm/kexec.h index 0ceb6d19ed30..317ff1703d0b 100644 --- a/arch/x86/include/asm/kexec.h +++ b/arch/x86/include/asm/kexec.h @@ -9,13 +9,13 @@ # define PAGES_NR 4 #else # define PA_CONTROL_PAGE 0 -# define PA_TABLE_PAGE 1 -# define PAGES_NR 2 +# define VA_CONTROL_PAGE 1 +# define PA_TABLE_PAGE 2 +# define PA_SWAP_PAGE 3 +# define PAGES_NR 4 #endif -#ifdef CONFIG_X86_32 # define KEXEC_CONTROL_CODE_MAX_SIZE 2048 -#endif #ifndef __ASSEMBLY__ @@ -136,10 +136,11 @@ relocate_kernel(unsigned long indirection_page, unsigned int has_pae, unsigned int preserve_context); #else -NORET_TYPE void +unsigned long relocate_kernel(unsigned long indirection_page, unsigned long page_list, - unsigned long start_address) ATTRIB_NORET; + unsigned long start_address, + unsigned int preserve_context); #endif #define ARCH_HAS_KIMAGE_ARCH diff --git a/arch/x86/include/asm/linkage.h b/arch/x86/include/asm/linkage.h index 9320e2a8a26a..12d55e773eb6 100644 --- a/arch/x86/include/asm/linkage.h +++ b/arch/x86/include/asm/linkage.h @@ -1,14 +1,11 @@ #ifndef _ASM_X86_LINKAGE_H #define _ASM_X86_LINKAGE_H +#include <linux/stringify.h> + #undef notrace #define notrace __attribute__((no_instrument_function)) -#ifdef CONFIG_X86_64 -#define __ALIGN .p2align 4,,15 -#define __ALIGN_STR ".p2align 4,,15" -#endif - #ifdef CONFIG_X86_32 #define asmlinkage CPP_ASMLINKAGE __attribute__((regparm(0))) /* @@ -50,16 +47,20 @@ __asmlinkage_protect_n(ret, "g" (arg1), "g" (arg2), "g" (arg3), \ "g" (arg4), "g" (arg5), "g" (arg6)) -#endif +#endif /* CONFIG_X86_32 */ + +#ifdef __ASSEMBLY__ #define GLOBAL(name) \ .globl name; \ name: -#ifdef CONFIG_X86_ALIGNMENT_16 -#define __ALIGN .align 16,0x90 -#define __ALIGN_STR ".align 16,0x90" +#if defined(CONFIG_X86_64) || defined(CONFIG_X86_ALIGNMENT_16) +#define __ALIGN .p2align 4, 0x90 +#define __ALIGN_STR __stringify(__ALIGN) #endif +#endif /* __ASSEMBLY__ */ + #endif /* _ASM_X86_LINKAGE_H */ diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h index 32c6e17b960b..563933e06a35 100644 --- a/arch/x86/include/asm/mce.h +++ b/arch/x86/include/asm/mce.h @@ -11,6 +11,8 @@ */ #define MCG_CTL_P (1UL<<8) /* MCG_CAP register available */ +#define MCG_EXT_P (1ULL<<9) /* Extended registers available */ +#define MCG_CMCI_P (1ULL<<10) /* CMCI supported */ #define MCG_STATUS_RIPV (1UL<<0) /* restart ip valid */ #define MCG_STATUS_EIPV (1UL<<1) /* ip points to correct instruction */ @@ -90,14 +92,29 @@ extern int mce_disabled; #include <asm/atomic.h> +void mce_setup(struct mce *m); void mce_log(struct mce *m); DECLARE_PER_CPU(struct sys_device, device_mce); extern void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu); +/* + * To support more than 128 would need to escape the predefined + * Linux defined extended banks first. + */ +#define MAX_NR_BANKS (MCE_EXTENDED_BANK - 1) + #ifdef CONFIG_X86_MCE_INTEL void mce_intel_feature_init(struct cpuinfo_x86 *c); +void cmci_clear(void); +void cmci_reenable(void); +void cmci_rediscover(int dying); +void cmci_recheck(void); #else static inline void mce_intel_feature_init(struct cpuinfo_x86 *c) { } +static inline void cmci_clear(void) {} +static inline void cmci_reenable(void) {} +static inline void cmci_rediscover(int dying) {} +static inline void cmci_recheck(void) {} #endif #ifdef CONFIG_X86_MCE_AMD @@ -106,11 +123,23 @@ void mce_amd_feature_init(struct cpuinfo_x86 *c); static inline void mce_amd_feature_init(struct cpuinfo_x86 *c) { } #endif -void mce_log_therm_throt_event(unsigned int cpu, __u64 status); +extern int mce_available(struct cpuinfo_x86 *c); + +void mce_log_therm_throt_event(__u64 status); extern atomic_t mce_entry; extern void do_machine_check(struct pt_regs *, long); + +typedef DECLARE_BITMAP(mce_banks_t, MAX_NR_BANKS); +DECLARE_PER_CPU(mce_banks_t, mce_poll_banks); + +enum mcp_flags { + MCP_TIMESTAMP = (1 << 0), /* log time stamp */ + MCP_UC = (1 << 1), /* log uncorrected errors */ +}; +extern void machine_check_poll(enum mcp_flags flags, mce_banks_t *b); + extern int mce_notify_user(void); #endif /* !CONFIG_X86_32 */ @@ -120,8 +149,8 @@ extern void mcheck_init(struct cpuinfo_x86 *c); #else #define mcheck_init(c) do { } while (0) #endif -extern void stop_mce(void); -extern void restart_mce(void); + +extern void (*mce_threshold_vector)(void); #endif /* __KERNEL__ */ #endif /* _ASM_X86_MCE_H */ diff --git a/arch/x86/include/asm/mmzone_32.h b/arch/x86/include/asm/mmzone_32.h index 105fb90a0635..ede6998bd92c 100644 --- a/arch/x86/include/asm/mmzone_32.h +++ b/arch/x86/include/asm/mmzone_32.h @@ -91,46 +91,9 @@ static inline int pfn_valid(int pfn) #endif /* CONFIG_DISCONTIGMEM */ #ifdef CONFIG_NEED_MULTIPLE_NODES - -/* - * Following are macros that are specific to this numa platform. - */ -#define reserve_bootmem(addr, size, flags) \ - reserve_bootmem_node(NODE_DATA(0), (addr), (size), (flags)) -#define alloc_bootmem(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_nopanic(x) \ - __alloc_bootmem_node_nopanic(NODE_DATA(0), (x), SMP_CACHE_BYTES, \ - __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, 0) -#define alloc_bootmem_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_pages_nopanic(x) \ - __alloc_bootmem_node_nopanic(NODE_DATA(0), (x), PAGE_SIZE, \ - __pa(MAX_DMA_ADDRESS)) -#define alloc_bootmem_low_pages(x) \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0) -#define alloc_bootmem_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), SMP_CACHE_BYTES, \ - __pa(MAX_DMA_ADDRESS)); \ -}) -#define alloc_bootmem_pages_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, \ - __pa(MAX_DMA_ADDRESS)); \ -}) -#define alloc_bootmem_low_pages_node(pgdat, x) \ -({ \ - struct pglist_data __maybe_unused \ - *__alloc_bootmem_node__pgdat = (pgdat); \ - __alloc_bootmem_node(NODE_DATA(0), (x), PAGE_SIZE, 0); \ -}) +/* always use node 0 for bootmem on this numa platform */ +#define bootmem_arch_preferred_node(__bdata, size, align, goal, limit) \ + (NODE_DATA(0)->bdata) #endif /* CONFIG_NEED_MULTIPLE_NODES */ #endif /* _ASM_X86_MMZONE_32_H */ diff --git a/arch/x86/include/asm/msidef.h b/arch/x86/include/asm/msidef.h index 6706b3006f13..4cc48af23fef 100644 --- a/arch/x86/include/asm/msidef.h +++ b/arch/x86/include/asm/msidef.h @@ -47,6 +47,7 @@ #define MSI_ADDR_DEST_ID_MASK 0x00ffff0 #define MSI_ADDR_DEST_ID(dest) (((dest) << MSI_ADDR_DEST_ID_SHIFT) & \ MSI_ADDR_DEST_ID_MASK) +#define MSI_ADDR_EXT_DEST_ID(dest) ((dest) & 0xffffff00) #define MSI_ADDR_IR_EXT_INT (1 << 4) #define MSI_ADDR_IR_SHV (1 << 3) diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 358acc59ae04..2dbd2314139e 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -77,6 +77,11 @@ #define MSR_IA32_MC0_ADDR 0x00000402 #define MSR_IA32_MC0_MISC 0x00000403 +/* These are consecutive and not in the normal 4er MCE bank block */ +#define MSR_IA32_MC0_CTL2 0x00000280 +#define CMCI_EN (1ULL << 30) +#define CMCI_THRESHOLD_MASK 0xffffULL + #define MSR_P6_PERFCTR0 0x000000c1 #define MSR_P6_PERFCTR1 0x000000c2 #define MSR_P6_EVNTSEL0 0x00000186 diff --git a/arch/x86/include/asm/page_32_types.h b/arch/x86/include/asm/page_32_types.h index f1e4a79a6e41..0f915ae649a7 100644 --- a/arch/x86/include/asm/page_32_types.h +++ b/arch/x86/include/asm/page_32_types.h @@ -39,6 +39,11 @@ #define __VIRTUAL_MASK_SHIFT 32 #endif /* CONFIG_X86_PAE */ +/* + * Kernel image size is limited to 512 MB (see in arch/x86/kernel/head_32.S) + */ +#define KERNEL_IMAGE_SIZE (512 * 1024 * 1024) + #ifndef __ASSEMBLY__ /* diff --git a/arch/x86/include/asm/page_types.h b/arch/x86/include/asm/page_types.h index 2d625da6603c..826ad37006ab 100644 --- a/arch/x86/include/asm/page_types.h +++ b/arch/x86/include/asm/page_types.h @@ -40,14 +40,8 @@ #ifndef __ASSEMBLY__ -struct pgprot; - extern int page_is_ram(unsigned long pagenr); extern int devmem_is_allowed(unsigned long pagenr); -extern void map_devmem(unsigned long pfn, unsigned long size, - struct pgprot vma_prot); -extern void unmap_devmem(unsigned long pfn, unsigned long size, - struct pgprot vma_prot); extern unsigned long max_low_pfn_mapped; extern unsigned long max_pfn_mapped; diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 0617d5cc9712..31fe83b10a4f 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -389,7 +389,7 @@ extern struct pv_lock_ops pv_lock_ops; #define paravirt_type(op) \ [paravirt_typenum] "i" (PARAVIRT_PATCH(op)), \ - [paravirt_opptr] "m" (op) + [paravirt_opptr] "i" (&(op)) #define paravirt_clobber(clobber) \ [paravirt_clobber] "i" (clobber) @@ -443,7 +443,7 @@ int paravirt_disable_iospace(void); * offset into the paravirt_patch_template structure, and can therefore be * freely converted back into a structure offset. */ -#define PARAVIRT_CALL "call *%[paravirt_opptr];" +#define PARAVIRT_CALL "call *%c[paravirt_opptr];" /* * These macros are intended to wrap calls through one of the paravirt diff --git a/arch/x86/include/asm/pat.h b/arch/x86/include/asm/pat.h index b0e70056838e..2cd07b9422f4 100644 --- a/arch/x86/include/asm/pat.h +++ b/arch/x86/include/asm/pat.h @@ -2,6 +2,7 @@ #define _ASM_X86_PAT_H #include <linux/types.h> +#include <asm/pgtable_types.h> #ifdef CONFIG_X86_PAT extern int pat_enabled; @@ -17,5 +18,9 @@ extern int free_memtype(u64 start, u64 end); extern int kernel_map_sync_memtype(u64 base, unsigned long size, unsigned long flag); +extern void map_devmem(unsigned long pfn, unsigned long size, + struct pgprot vma_prot); +extern void unmap_devmem(unsigned long pfn, unsigned long size, + struct pgprot vma_prot); #endif /* _ASM_X86_PAT_H */ diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 1c097a3a6669..d0812e155f1d 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -288,6 +288,8 @@ static inline int is_new_memtype_allowed(unsigned long flags, return 1; } +pmd_t *populate_extra_pmd(unsigned long vaddr); +pte_t *populate_extra_pte(unsigned long vaddr); #endif /* __ASSEMBLY__ */ #ifdef CONFIG_X86_32 diff --git a/arch/x86/include/asm/pgtable_32.h b/arch/x86/include/asm/pgtable_32.h index 97612fc7632f..31bd120cf2a2 100644 --- a/arch/x86/include/asm/pgtable_32.h +++ b/arch/x86/include/asm/pgtable_32.h @@ -42,9 +42,6 @@ extern void set_pmd_pfn(unsigned long, unsigned long, pgprot_t); */ #undef TEST_ACCESS_OK -/* The boot page tables (all created as a single array) */ -extern unsigned long pg0[]; - #ifdef CONFIG_X86_PAE # include <asm/pgtable-3level.h> #else diff --git a/arch/x86/include/asm/pgtable_32_types.h b/arch/x86/include/asm/pgtable_32_types.h index bd8df3b2fe04..2733fad45f98 100644 --- a/arch/x86/include/asm/pgtable_32_types.h +++ b/arch/x86/include/asm/pgtable_32_types.h @@ -25,6 +25,11 @@ * area for the same reason. ;) */ #define VMALLOC_OFFSET (8 * 1024 * 1024) + +#ifndef __ASSEMBLER__ +extern bool __vmalloc_start_set; /* set once high_memory is set */ +#endif + #define VMALLOC_START ((unsigned long)high_memory + VMALLOC_OFFSET) #ifdef CONFIG_X86_PAE #define LAST_PKMAP 512 diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h index 4d258ad76a0f..b8238dc8786d 100644 --- a/arch/x86/include/asm/pgtable_types.h +++ b/arch/x86/include/asm/pgtable_types.h @@ -273,6 +273,7 @@ typedef struct page *pgtable_t; extern pteval_t __supported_pte_mask; extern int nx_enabled; +extern void set_nx(void); #define pgprot_writecombine pgprot_writecombine extern pgprot_t pgprot_writecombine(pgprot_t prot); diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index dccef5be0fc1..ae85a8d66a30 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -75,9 +75,9 @@ struct cpuinfo_x86 { #else /* Number of 4K pages in DTLB/ITLB combined(in pages): */ int x86_tlbsize; +#endif __u8 x86_virt_bits; __u8 x86_phys_bits; -#endif /* CPUID returned core id bits: */ __u8 x86_coreid_bits; /* Max extended CPUID function supported: */ diff --git a/arch/x86/include/asm/sections.h b/arch/x86/include/asm/sections.h index 2b8c5160388f..1b7ee5d673c2 100644 --- a/arch/x86/include/asm/sections.h +++ b/arch/x86/include/asm/sections.h @@ -1 +1,8 @@ +#ifndef _ASM_X86_SECTIONS_H +#define _ASM_X86_SECTIONS_H + #include <asm-generic/sections.h> + +extern char __brk_base[], __brk_limit[]; + +#endif /* _ASM_X86_SECTIONS_H */ diff --git a/arch/x86/include/asm/setup.h b/arch/x86/include/asm/setup.h index 05c6f6b11fd5..fbf0521eeed8 100644 --- a/arch/x86/include/asm/setup.h +++ b/arch/x86/include/asm/setup.h @@ -100,20 +100,51 @@ extern struct boot_params boot_params; */ #define LOWMEMSIZE() (0x9f000) +/* exceedingly early brk-like allocator */ +extern unsigned long _brk_end; +void *extend_brk(size_t size, size_t align); + +/* + * Reserve space in the brk section. The name must be unique within + * the file, and somewhat descriptive. The size is in bytes. Must be + * used at file scope. + * + * (This uses a temp function to wrap the asm so we can pass it the + * size parameter; otherwise we wouldn't be able to. We can't use a + * "section" attribute on a normal variable because it always ends up + * being @progbits, which ends up allocating space in the vmlinux + * executable.) + */ +#define RESERVE_BRK(name,sz) \ + static void __section(.discard) __used \ + __brk_reservation_fn_##name##__(void) { \ + asm volatile ( \ + ".pushsection .brk_reservation,\"aw\",@nobits;" \ + ".brk." #name ":" \ + " 1:.skip %c0;" \ + " .size .brk." #name ", . - 1b;" \ + " .popsection" \ + : : "i" (sz)); \ + } + #ifdef __i386__ void __init i386_start_kernel(void); extern void probe_roms(void); -extern unsigned long init_pg_tables_start; -extern unsigned long init_pg_tables_end; - #else void __init x86_64_start_kernel(char *real_mode); void __init x86_64_start_reservations(char *real_mode_data); #endif /* __i386__ */ #endif /* _SETUP */ +#else +#define RESERVE_BRK(name,sz) \ + .pushsection .brk_reservation,"aw",@nobits; \ +.brk.name: \ +1: .skip sz; \ + .size .brk.name,.-1b; \ + .popsection #endif /* __ASSEMBLY__ */ #endif /* __KERNEL__ */ diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index 777327ef05c1..9f4dfba33b28 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h @@ -199,6 +199,10 @@ DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info); #define SCIR_CPU_ACTIVITY 0x02 /* not idle */ #define SCIR_CPU_HB_INTERVAL (HZ) /* once per second */ +/* Loop through all installed blades */ +#define for_each_possible_blade(bid) \ + for ((bid) = 0; (bid) < uv_num_possible_blades(); (bid)++) + /* * Macros for converting between kernel virtual addresses, socket local physical * addresses, and UV global physical addresses. diff --git a/arch/x86/include/asm/xen/hypercall.h b/arch/x86/include/asm/xen/hypercall.h index 5e79ca694326..9c371e4a9fa6 100644 --- a/arch/x86/include/asm/xen/hypercall.h +++ b/arch/x86/include/asm/xen/hypercall.h @@ -296,6 +296,8 @@ HYPERVISOR_get_debugreg(int reg) static inline int HYPERVISOR_update_descriptor(u64 ma, u64 desc) { + if (sizeof(u64) == sizeof(long)) + return _hypercall2(int, update_descriptor, ma, desc); return _hypercall4(int, update_descriptor, ma, ma>>32, desc, desc>>32); } diff --git a/arch/x86/include/asm/xen/page.h b/arch/x86/include/asm/xen/page.h index 4bd990ee43df..1a918dde46b5 100644 --- a/arch/x86/include/asm/xen/page.h +++ b/arch/x86/include/asm/xen/page.h @@ -164,6 +164,7 @@ static inline pte_t __pte_ma(pteval_t x) xmaddr_t arbitrary_virt_to_machine(void *address); +unsigned long arbitrary_virt_to_mfn(void *vaddr); void make_lowmem_page_readonly(void *vaddr); void make_lowmem_page_readwrite(void *vaddr); diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index 95f216bbfaf1..339ce35648e6 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -111,7 +111,7 @@ obj-$(CONFIG_SWIOTLB) += pci-swiotlb_64.o # NB rename without _64 ### # 64 bit specific files ifeq ($(CONFIG_X86_64),y) - obj-$(CONFIG_X86_UV) += tlb_uv.o bios_uv.o uv_irq.o uv_sysfs.o + obj-$(CONFIG_X86_UV) += tlb_uv.o bios_uv.o uv_irq.o uv_sysfs.o uv_time.o obj-$(CONFIG_X86_PM_TIMER) += pmtimer_64.o obj-$(CONFIG_AUDIT) += audit_64.o diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 6907b8e85d52..4c80f1557433 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -414,9 +414,17 @@ void __init alternative_instructions(void) that might execute the to be patched code. Other CPUs are not running. */ stop_nmi(); -#ifdef CONFIG_X86_MCE - stop_mce(); -#endif + + /* + * Don't stop machine check exceptions while patching. + * MCEs only happen when something got corrupted and in this + * case we must do something about the corruption. + * Ignoring it is worse than a unlikely patching race. + * Also machine checks tend to be broadcast and if one CPU + * goes into machine check the others follow quickly, so we don't + * expect a machine check to cause undue problems during to code + * patching. + */ apply_alternatives(__alt_instructions, __alt_instructions_end); @@ -456,9 +464,6 @@ void __init alternative_instructions(void) (unsigned long)__smp_locks_end); restart_nmi(); -#ifdef CONFIG_X86_MCE - restart_mce(); -#endif } /** diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c index f9cecdfd05c5..85eb8e100818 100644 --- a/arch/x86/kernel/apic/apic.c +++ b/arch/x86/kernel/apic/apic.c @@ -46,6 +46,7 @@ #include <asm/idle.h> #include <asm/mtrr.h> #include <asm/smp.h> +#include <asm/mce.h> unsigned int num_processors; @@ -808,7 +809,7 @@ void clear_local_APIC(void) u32 v; /* APIC hasn't been mapped yet */ - if (!apic_phys) + if (!x2apic && !apic_phys) return; maxlvt = lapic_get_maxlvt(); @@ -842,6 +843,14 @@ void clear_local_APIC(void) apic_write(APIC_LVTTHMR, v | APIC_LVT_MASKED); } #endif +#ifdef CONFIG_X86_MCE_INTEL + if (maxlvt >= 6) { + v = apic_read(APIC_LVTCMCI); + if (!(v & APIC_LVT_MASKED)) + apic_write(APIC_LVTCMCI, v | APIC_LVT_MASKED); + } +#endif + /* * Clean APIC state for other OSs: */ @@ -1241,6 +1250,12 @@ void __cpuinit setup_local_APIC(void) apic_write(APIC_LVT1, value); preempt_enable(); + +#ifdef CONFIG_X86_MCE_INTEL + /* Recheck CMCI information after local APIC is up on CPU #0 */ + if (smp_processor_id() == 0) + cmci_recheck(); +#endif } void __cpuinit end_local_APIC_setup(void) @@ -1319,15 +1334,16 @@ void __init enable_IR_x2apic(void) return; } - local_irq_save(flags); - mask_8259A(); - - ret = save_mask_IO_APIC_setup(); + ret = save_IO_APIC_setup(); if (ret) { pr_info("Saving IO-APIC state failed: %d\n", ret); goto end; } + local_irq_save(flags); + mask_IO_APIC_setup(); + mask_8259A(); + ret = enable_intr_remapping(1); if (ret && x2apic_preenabled) { @@ -1352,10 +1368,10 @@ end_restore: else reinit_intr_remapped_IO_APIC(x2apic_preenabled); -end: unmask_8259A(); local_irq_restore(flags); +end: if (!ret) { if (!x2apic_preenabled) pr_info("Enabled x2apic and interrupt-remapping\n"); @@ -1508,12 +1524,10 @@ void __init early_init_lapic_mapping(void) */ void __init init_apic_mappings(void) { -#ifdef CONFIG_X86_X2APIC if (x2apic) { boot_cpu_physical_apicid = read_apic_id(); return; } -#endif /* * If no local APIC can be found then set up a fake all @@ -1957,12 +1971,9 @@ static int lapic_resume(struct sys_device *dev) local_irq_save(flags); -#ifdef CONFIG_X86_X2APIC if (x2apic) enable_x2apic(); - else -#endif - { + else { /* * Make sure the APICBASE points to the right address * diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c index 00e6071cefc4..42cdc78427a2 100644 --- a/arch/x86/kernel/apic/io_apic.c +++ b/arch/x86/kernel/apic/io_apic.c @@ -389,6 +389,8 @@ struct io_apic { unsigned int index; unsigned int unused[3]; unsigned int data; + unsigned int unused2[11]; + unsigned int eoi; }; static __attribute_const__ struct io_apic __iomem *io_apic_base(int idx) @@ -397,6 +399,12 @@ static __attribute_const__ struct io_apic __iomem *io_apic_base(int idx) + (mp_ioapics[idx].apicaddr & ~PAGE_MASK); } +static inline void io_apic_eoi(unsigned int apic, unsigned int vector) +{ + struct io_apic __iomem *io_apic = io_apic_base(apic); + writel(vector, &io_apic->eoi); +} + static inline unsigned int io_apic_read(unsigned int apic, unsigned int reg) { struct io_apic __iomem *io_apic = io_apic_base(apic); @@ -546,16 +554,12 @@ static void __target_IO_APIC_irq(unsigned int irq, unsigned int dest, struct irq apic = entry->apic; pin = entry->pin; -#ifdef CONFIG_INTR_REMAP /* * With interrupt-remapping, destination information comes * from interrupt-remapping table entry. */ if (!irq_remapped(irq)) io_apic_write(apic, 0x11 + pin*2, dest); -#else - io_apic_write(apic, 0x11 + pin*2, dest); -#endif reg = io_apic_read(apic, 0x10 + pin*2); reg &= ~IO_APIC_REDIR_VECTOR_MASK; reg |= vector; @@ -849,9 +853,9 @@ __setup("pirq=", ioapic_pirq_setup); static struct IO_APIC_route_entry *early_ioapic_entries[MAX_IO_APICS]; /* - * Saves and masks all the unmasked IO-APIC RTE's + * Saves all the IO-APIC RTE's */ -int save_mask_IO_APIC_setup(void) +int save_IO_APIC_setup(void) { union IO_APIC_reg_01 reg_01; unsigned long flags; @@ -876,16 +880,9 @@ int save_mask_IO_APIC_setup(void) } for (apic = 0; apic < nr_ioapics; apic++) - for (pin = 0; pin < nr_ioapic_registers[apic]; pin++) { - struct IO_APIC_route_entry entry; - - entry = early_ioapic_entries[apic][pin] = + for (pin = 0; pin < nr_ioapic_registers[apic]; pin++) + early_ioapic_entries[apic][pin] = ioapic_read_entry(apic, pin); - if (!entry.mask) { - entry.mask = 1; - ioapic_write_entry(apic, pin, entry); - } - } return 0; @@ -898,6 +895,25 @@ nomem: return -ENOMEM; } +void mask_IO_APIC_setup(void) +{ + int apic, pin; + + for (apic = 0; apic < nr_ioapics; apic++) { + if (!early_ioapic_entries[apic]) + break; + for (pin = 0; pin < nr_ioapic_registers[apic]; pin++) { + struct IO_APIC_route_entry entry; + + entry = early_ioapic_entries[apic][pin]; + if (!entry.mask) { + entry.mask = 1; + ioapic_write_entry(apic, pin, entry); + } + } + } +} + void restore_IO_APIC_setup(void) { int apic, pin; @@ -1411,9 +1427,8 @@ void __setup_vector_irq(int cpu) } static struct irq_chip ioapic_chip; -#ifdef CONFIG_INTR_REMAP static struct irq_chip ir_ioapic_chip; -#endif +static struct irq_chip msi_ir_chip; #define IOAPIC_AUTO -1 #define IOAPIC_EDGE 0 @@ -1452,7 +1467,6 @@ static void ioapic_register_intr(int irq, struct irq_desc *desc, unsigned long t else desc->status &= ~IRQ_LEVEL; -#ifdef CONFIG_INTR_REMAP if (irq_remapped(irq)) { desc->status |= IRQ_MOVE_PCNTXT; if (trigger) @@ -1464,7 +1478,7 @@ static void ioapic_register_intr(int irq, struct irq_desc *desc, unsigned long t handle_edge_irq, "edge"); return; } -#endif + if ((trigger == IOAPIC_AUTO && IO_APIC_irq_trigger(irq)) || trigger == IOAPIC_LEVEL) set_irq_chip_and_handler_name(irq, &ioapic_chip, @@ -1478,14 +1492,13 @@ static void ioapic_register_intr(int irq, struct irq_desc *desc, unsigned long t int setup_ioapic_entry(int apic_id, int irq, struct IO_APIC_route_entry *entry, unsigned int destination, int trigger, - int polarity, int vector) + int polarity, int vector, int pin) { /* * add it to the IO-APIC irq-routing table: */ memset(entry,0,sizeof(*entry)); -#ifdef CONFIG_INTR_REMAP if (intr_remapping_enabled) { struct intel_iommu *iommu = map_ioapic_to_ir(apic_id); struct irte irte; @@ -1504,7 +1517,14 @@ int setup_ioapic_entry(int apic_id, int irq, irte.present = 1; irte.dst_mode = apic->irq_dest_mode; - irte.trigger_mode = trigger; + /* + * Trigger mode in the IRTE will always be edge, and the + * actual level or edge trigger will be setup in the IO-APIC + * RTE. This will help simplify level triggered irq migration. + * For more details, see the comments above explainig IO-APIC + * irq migration in the presence of interrupt-remapping. + */ + irte.trigger_mode = 0; irte.dlvry_mode = apic->irq_delivery_mode; irte.vector = vector; irte.dest_id = IRTE_DEST(destination); @@ -1515,18 +1535,21 @@ int setup_ioapic_entry(int apic_id, int irq, ir_entry->zero = 0; ir_entry->format = 1; ir_entry->index = (index & 0x7fff); - } else -#endif - { + /* + * IO-APIC RTE will be configured with virtual vector. + * irq handler will do the explicit EOI to the io-apic. + */ + ir_entry->vector = pin; + } else { entry->delivery_mode = apic->irq_delivery_mode; entry->dest_mode = apic->irq_dest_mode; entry->dest = destination; + entry->vector = vector; } entry->mask = 0; /* enable IRQ */ entry->trigger = trigger; entry->polarity = polarity; - entry->vector = vector; /* Mask level triggered irqs. * Use IRQ_DELAYED_DISABLE for edge triggered irqs. @@ -1561,7 +1584,7 @@ static void setup_IO_APIC_irq(int apic_id, int pin, unsigned int irq, struct irq if (setup_ioapic_entry(mp_ioapics[apic_id].apicid, irq, &entry, - dest, trigger, polarity, cfg->vector)) { + dest, trigger, polarity, cfg->vector, pin)) { printk("Failed to setup ioapic entry for ioapic %d, pin %d\n", mp_ioapics[apic_id].apicid, pin); __clear_irq_vector(irq, cfg); @@ -1642,10 +1665,8 @@ static void __init setup_timer_IRQ0_pin(unsigned int apic_id, unsigned int pin, { struct IO_APIC_route_entry entry; -#ifdef CONFIG_INTR_REMAP if (intr_remapping_enabled) return; -#endif memset(&entry, 0, sizeof(entry)); @@ -2040,8 +2061,13 @@ void disable_IO_APIC(void) * If the i8259 is routed through an IOAPIC * Put that IOAPIC in virtual wire mode * so legacy interrupts can be delivered. + * + * With interrupt-remapping, for now we will use virtual wire A mode, + * as virtual wire B is little complex (need to configure both + * IOAPIC RTE aswell as interrupt-remapping table entry). + * As this gets called during crash dump, keep this simple for now. */ - if (ioapic_i8259.pin != -1) { + if (ioapic_i8259.pin != -1 && !intr_remapping_enabled) { struct IO_APIC_route_entry entry; memset(&entry, 0, sizeof(entry)); @@ -2061,7 +2087,10 @@ void disable_IO_APIC(void) ioapic_write_entry(ioapic_i8259.apic, ioapic_i8259.pin, entry); } - disconnect_bsp_APIC(ioapic_i8259.pin != -1); + /* + * Use virtual wire A mode when interrupt remapping is enabled. + */ + disconnect_bsp_APIC(!intr_remapping_enabled && ioapic_i8259.pin != -1); } #ifdef CONFIG_X86_32 @@ -2303,37 +2332,24 @@ static int ioapic_retrigger_irq(unsigned int irq) #ifdef CONFIG_SMP #ifdef CONFIG_INTR_REMAP -static void ir_irq_migration(struct work_struct *work); - -static DECLARE_DELAYED_WORK(ir_migration_work, ir_irq_migration); /* * Migrate the IO-APIC irq in the presence of intr-remapping. * - * For edge triggered, irq migration is a simple atomic update(of vector - * and cpu destination) of IRTE and flush the hardware cache. - * - * For level triggered, we need to modify the io-apic RTE aswell with the update - * vector information, along with modifying IRTE with vector and destination. - * So irq migration for level triggered is little bit more complex compared to - * edge triggered migration. But the good news is, we use the same algorithm - * for level triggered migration as we have today, only difference being, - * we now initiate the irq migration from process context instead of the - * interrupt context. + * For both level and edge triggered, irq migration is a simple atomic + * update(of vector and cpu destination) of IRTE and flush the hardware cache. * - * In future, when we do a directed EOI (combined with cpu EOI broadcast - * suppression) to the IO-APIC, level triggered irq migration will also be - * as simple as edge triggered migration and we can do the irq migration - * with a simple atomic update to IO-APIC RTE. + * For level triggered, we eliminate the io-apic RTE modification (with the + * updated vector information), by using a virtual vector (io-apic pin number). + * Real vector that is used for interrupting cpu will be coming from + * the interrupt-remapping table entry. */ static void migrate_ioapic_irq_desc(struct irq_desc *desc, const struct cpumask *mask) { struct irq_cfg *cfg; struct irte irte; - int modify_ioapic_rte; unsigned int dest; - unsigned long flags; unsigned int irq; if (!cpumask_intersects(mask, cpu_online_mask)) @@ -2351,13 +2367,6 @@ migrate_ioapic_irq_desc(struct irq_desc *desc, const struct cpumask *mask) dest = apic->cpu_mask_to_apicid_and(cfg->domain, mask); - modify_ioapic_rte = desc->status & IRQ_LEVEL; - if (modify_ioapic_rte) { - spin_lock_irqsave(&ioapic_lock, flags); - __target_IO_APIC_irq(irq, dest, cfg); - spin_unlock_irqrestore(&ioapic_lock, flags); - } - irte.vector = cfg->vector; irte.dest_id = IRTE_DEST(dest); @@ -2372,73 +2381,12 @@ migrate_ioapic_irq_desc(struct irq_desc *desc, const struct cpumask *mask) cpumask_copy(desc->affinity, mask); } -static int migrate_irq_remapped_level_desc(struct irq_desc *desc) -{ - int ret = -1; - struct irq_cfg *cfg = desc->chip_data; - - mask_IO_APIC_irq_desc(desc); - - if (io_apic_level_ack_pending(cfg)) { - /* - * Interrupt in progress. Migrating irq now will change the - * vector information in the IO-APIC RTE and that will confuse - * the EOI broadcast performed by cpu. - * So, delay the irq migration to the next instance. - */ - schedule_delayed_work(&ir_migration_work, 1); - goto unmask; - } - - /* everthing is clear. we have right of way */ - migrate_ioapic_irq_desc(desc, desc->pending_mask); - - ret = 0; - desc->status &= ~IRQ_MOVE_PENDING; - cpumask_clear(desc->pending_mask); - -unmask: - unmask_IO_APIC_irq_desc(desc); - - return ret; -} - -static void ir_irq_migration(struct work_struct *work) -{ - unsigned int irq; - struct irq_desc *desc; - - for_each_irq_desc(irq, desc) { - if (desc->status & IRQ_MOVE_PENDING) { - unsigned long flags; - - spin_lock_irqsave(&desc->lock, flags); - if (!desc->chip->set_affinity || - !(desc->status & IRQ_MOVE_PENDING)) { - desc->status &= ~IRQ_MOVE_PENDING; - spin_unlock_irqrestore(&desc->lock, flags); - continue; - } - - desc->chip->set_affinity(irq, desc->pending_mask); - spin_unlock_irqrestore(&desc->lock, flags); - } - } -} - /* * Migrates the IRQ destination in the process context. */ static void set_ir_ioapic_affinity_irq_desc(struct irq_desc *desc, const struct cpumask *mask) { - if (desc->status & IRQ_LEVEL) { - desc->status |= IRQ_MOVE_PENDING; - cpumask_copy(desc->pending_mask, mask); - migrate_irq_remapped_level_desc(desc); - return; - } - migrate_ioapic_irq_desc(desc, mask); } static void set_ir_ioapic_affinity_irq(unsigned int irq, @@ -2448,6 +2396,11 @@ static void set_ir_ioapic_affinity_irq(unsigned int irq, set_ir_ioapic_affinity_irq_desc(desc, mask); } +#else +static inline void set_ir_ioapic_affinity_irq_desc(struct irq_desc *desc, + const struct cpumask *mask) +{ +} #endif asmlinkage void smp_irq_move_cleanup_interrupt(void) @@ -2461,6 +2414,7 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) me = smp_processor_id(); for (vector = FIRST_EXTERNAL_VECTOR; vector < NR_VECTORS; vector++) { unsigned int irq; + unsigned int irr; struct irq_desc *desc; struct irq_cfg *cfg; irq = __get_cpu_var(vector_irq)[vector]; @@ -2480,6 +2434,18 @@ asmlinkage void smp_irq_move_cleanup_interrupt(void) if (vector == cfg->vector && cpumask_test_cpu(me, cfg->domain)) goto unlock; + irr = apic_read(APIC_IRR + (vector / 32 * 0x10)); + /* + * Check if the vector that needs to be cleanedup is + * registered at the cpu's IRR. If so, then this is not + * the best time to clean it up. Lets clean it up in the + * next attempt by sending another IRQ_MOVE_CLEANUP_VECTOR + * to myself. + */ + if (irr & (1 << (vector % 32))) { + apic->send_IPI_self(IRQ_MOVE_CLEANUP_VECTOR); + goto unlock; + } __get_cpu_var(vector_irq)[vector] = -1; cfg->move_cleanup_count--; unlock: @@ -2529,9 +2495,44 @@ static inline void irq_complete_move(struct irq_desc **descp) {} #endif #ifdef CONFIG_INTR_REMAP +static void __eoi_ioapic_irq(unsigned int irq, struct irq_cfg *cfg) +{ + int apic, pin; + struct irq_pin_list *entry; + + entry = cfg->irq_2_pin; + for (;;) { + + if (!entry) + break; + + apic = entry->apic; + pin = entry->pin; + io_apic_eoi(apic, pin); + entry = entry->next; + } +} + +static void +eoi_ioapic_irq(struct irq_desc *desc) +{ + struct irq_cfg *cfg; + unsigned long flags; + unsigned int irq; + + irq = desc->irq; + cfg = desc->chip_data; + + spin_lock_irqsave(&ioapic_lock, flags); + __eoi_ioapic_irq(irq, cfg); + spin_unlock_irqrestore(&ioapic_lock, flags); +} + static void ack_x2apic_level(unsigned int irq) { + struct irq_desc *desc = irq_to_desc(irq); ack_x2APIC_irq(); + eoi_ioapic_irq(desc); } static void ack_x2apic_edge(unsigned int irq) @@ -2901,10 +2902,8 @@ static inline void __init check_timer(void) * 8259A. */ if (pin1 == -1) { -#ifdef CONFIG_INTR_REMAP if (intr_remapping_enabled) panic("BIOS bug: timer not connected to IO-APIC"); -#endif pin1 = pin2; apic1 = apic2; no_pin1 = 1; @@ -2940,10 +2939,8 @@ static inline void __init check_timer(void) clear_IO_APIC_pin(0, pin1); goto out; } -#ifdef CONFIG_INTR_REMAP if (intr_remapping_enabled) panic("timer doesn't work through Interrupt-remapped IO-APIC"); -#endif local_irq_disable(); clear_IO_APIC_pin(apic1, pin1); if (!no_pin1) @@ -3237,9 +3234,7 @@ void destroy_irq(unsigned int irq) if (desc) desc->chip_data = cfg; -#ifdef CONFIG_INTR_REMAP free_irte(irq); -#endif spin_lock_irqsave(&vector_lock, flags); __clear_irq_vector(irq, cfg); spin_unlock_irqrestore(&vector_lock, flags); @@ -3265,7 +3260,6 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms dest = apic->cpu_mask_to_apicid_and(cfg->domain, apic->target_cpus()); -#ifdef CONFIG_INTR_REMAP if (irq_remapped(irq)) { struct irte irte; int ir_index; @@ -3291,10 +3285,13 @@ static int msi_compose_msg(struct pci_dev *pdev, unsigned int irq, struct msi_ms MSI_ADDR_IR_SHV | MSI_ADDR_IR_INDEX1(ir_index) | MSI_ADDR_IR_INDEX2(ir_index); - } else -#endif - { - msg->address_hi = MSI_ADDR_BASE_HI; + } else { + if (x2apic_enabled()) + msg->address_hi = MSI_ADDR_BASE_HI | + MSI_ADDR_EXT_DEST_ID(dest); + else + msg->address_hi = MSI_ADDR_BASE_HI; + msg->address_lo = MSI_ADDR_BASE_LO | ((apic->irq_dest_mode == 0) ? @@ -3405,6 +3402,7 @@ static struct irq_chip msi_ir_chip = { #endif .retrigger = ioapic_retrigger_irq, }; +#endif /* * Map the PCI dev to the corresponding remapping hardware unit @@ -3432,7 +3430,6 @@ static int msi_alloc_irte(struct pci_dev *dev, int irq, int nvec) } return index; } -#endif static int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int irq) { @@ -3446,7 +3443,6 @@ static int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int irq) set_irq_msi(irq, msidesc); write_msi_msg(irq, &msg); -#ifdef CONFIG_INTR_REMAP if (irq_remapped(irq)) { struct irq_desc *desc = irq_to_desc(irq); /* @@ -3455,7 +3451,6 @@ static int setup_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int irq) desc->status |= IRQ_MOVE_PCNTXT; set_irq_chip_and_handler_name(irq, &msi_ir_chip, handle_edge_irq, "edge"); } else -#endif set_irq_chip_and_handler_name(irq, &msi_chip, handle_edge_irq, "edge"); dev_printk(KERN_DEBUG, &dev->dev, "irq %d for MSI/MSI-X\n", irq); @@ -3469,11 +3464,8 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) int ret, sub_handle; struct msi_desc *msidesc; unsigned int irq_want; - -#ifdef CONFIG_INTR_REMAP struct intel_iommu *iommu = 0; int index = 0; -#endif irq_want = nr_irqs_gsi; sub_handle = 0; @@ -3482,7 +3474,6 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) if (irq == 0) return -1; irq_want = irq + 1; -#ifdef CONFIG_INTR_REMAP if (!intr_remapping_enabled) goto no_ir; @@ -3510,7 +3501,6 @@ int arch_setup_msi_irqs(struct pci_dev *dev, int nvec, int type) set_irte_irq(irq, iommu, index, sub_handle); } no_ir: -#endif ret = setup_msi_irq(dev, msidesc, irq); if (ret < 0) goto error; @@ -3528,7 +3518,7 @@ void arch_teardown_msi_irq(unsigned int irq) destroy_irq(irq); } -#ifdef CONFIG_DMAR +#if defined (CONFIG_DMAR) || defined (CONFIG_INTR_REMAP) #ifdef CONFIG_SMP static void dmar_msi_set_affinity(unsigned int irq, const struct cpumask *mask) { @@ -4045,11 +4035,9 @@ void __init setup_ioapic_dest(void) else mask = apic->target_cpus(); -#ifdef CONFIG_INTR_REMAP if (intr_remapping_enabled) set_ir_ioapic_affinity_irq_desc(desc, mask); else -#endif set_ioapic_affinity_irq_desc(desc, mask); } diff --git a/arch/x86/kernel/apic/probe_64.c b/arch/x86/kernel/apic/probe_64.c index 8d7748efe6a8..1783652bb0e5 100644 --- a/arch/x86/kernel/apic/probe_64.c +++ b/arch/x86/kernel/apic/probe_64.c @@ -68,6 +68,13 @@ void __init default_setup_apic_routing(void) apic = &apic_physflat; printk(KERN_INFO "Setting APIC routing to %s\n", apic->name); } + + /* + * Now that apic routing model is selected, configure the + * fault handling for intr remapping. + */ + if (intr_remapping_enabled) + enable_drhd_fault_handling(); } /* Same for both flat and physical. */ diff --git a/arch/x86/kernel/apic/x2apic_cluster.c b/arch/x86/kernel/apic/x2apic_cluster.c index 8fb87b6dd633..4a903e2f0d17 100644 --- a/arch/x86/kernel/apic/x2apic_cluster.c +++ b/arch/x86/kernel/apic/x2apic_cluster.c @@ -57,6 +57,8 @@ static void x2apic_send_IPI_mask(const struct cpumask *mask, int vector) unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_cpu(query_cpu, mask) { __x2apic_send_IPI_dest( @@ -73,6 +75,8 @@ static void unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_cpu(query_cpu, mask) { if (query_cpu == this_cpu) @@ -90,6 +94,8 @@ static void x2apic_send_IPI_allbutself(int vector) unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_online_cpu(query_cpu) { if (query_cpu == this_cpu) diff --git a/arch/x86/kernel/apic/x2apic_phys.c b/arch/x86/kernel/apic/x2apic_phys.c index 23625b9f98b2..a284359627e7 100644 --- a/arch/x86/kernel/apic/x2apic_phys.c +++ b/arch/x86/kernel/apic/x2apic_phys.c @@ -58,6 +58,8 @@ static void x2apic_send_IPI_mask(const struct cpumask *mask, int vector) unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_cpu(query_cpu, mask) { __x2apic_send_IPI_dest(per_cpu(x86_cpu_to_apicid, query_cpu), @@ -73,6 +75,8 @@ static void unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_cpu(query_cpu, mask) { if (query_cpu != this_cpu) @@ -89,6 +93,8 @@ static void x2apic_send_IPI_allbutself(int vector) unsigned long query_cpu; unsigned long flags; + x2apic_wrmsr_fence(); + local_irq_save(flags); for_each_online_cpu(query_cpu) { if (query_cpu == this_cpu) diff --git a/arch/x86/kernel/check.c b/arch/x86/kernel/check.c index 2ac0ab71412a..fc999e6fc46a 100644 --- a/arch/x86/kernel/check.c +++ b/arch/x86/kernel/check.c @@ -83,15 +83,15 @@ void __init setup_bios_corruption_check(void) u64 size; addr = find_e820_area_size(addr, &size, PAGE_SIZE); - if (addr == 0) + if (!(addr + 1)) + break; + + if (addr >= corruption_check_size) break; if ((addr + size) > corruption_check_size) size = corruption_check_size - addr; - if (size == 0) - break; - e820_update_range(addr, size, E820_RAM, E820_RESERVED); scan_areas[num_scan_areas].addr = addr; scan_areas[num_scan_areas].size = size; diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile index 82db7f45e2de..4e242f9a06e4 100644 --- a/arch/x86/kernel/cpu/Makefile +++ b/arch/x86/kernel/cpu/Makefile @@ -14,11 +14,12 @@ obj-y += vmware.o hypervisor.o obj-$(CONFIG_X86_32) += bugs.o cmpxchg.o obj-$(CONFIG_X86_64) += bugs_64.o +obj-$(CONFIG_X86_CPU_DEBUG) += cpu_debug.o + obj-$(CONFIG_CPU_SUP_INTEL) += intel.o obj-$(CONFIG_CPU_SUP_AMD) += amd.o obj-$(CONFIG_CPU_SUP_CYRIX_32) += cyrix.o -obj-$(CONFIG_CPU_SUP_CENTAUR_32) += centaur.o -obj-$(CONFIG_CPU_SUP_CENTAUR_64) += centaur_64.o +obj-$(CONFIG_CPU_SUP_CENTAUR) += centaur.o obj-$(CONFIG_CPU_SUP_TRANSMETA_32) += transmeta.o obj-$(CONFIG_CPU_SUP_UMC_32) += umc.o diff --git a/arch/x86/kernel/cpu/addon_cpuid_features.c b/arch/x86/kernel/cpu/addon_cpuid_features.c index 6882a735d9c0..8220ae69849d 100644 --- a/arch/x86/kernel/cpu/addon_cpuid_features.c +++ b/arch/x86/kernel/cpu/addon_cpuid_features.c @@ -29,7 +29,7 @@ void __cpuinit init_scattered_cpuid_features(struct cpuinfo_x86 *c) u32 regs[4]; const struct cpuid_bit *cb; - static const struct cpuid_bit cpuid_bits[] = { + static const struct cpuid_bit __cpuinitconst cpuid_bits[] = { { X86_FEATURE_IDA, CR_EAX, 1, 0x00000006 }, { 0, 0, 0, 0 } }; diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 25423a5b80ed..7e4a459daa64 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -5,6 +5,7 @@ #include <asm/io.h> #include <asm/processor.h> #include <asm/apic.h> +#include <asm/cpu.h> #ifdef CONFIG_X86_64 # include <asm/numa_64.h> @@ -141,6 +142,55 @@ static void __cpuinit init_amd_k6(struct cpuinfo_x86 *c) } } +static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c) +{ +#ifdef CONFIG_SMP + /* calling is from identify_secondary_cpu() ? */ + if (c->cpu_index == boot_cpu_id) + return; + + /* + * Certain Athlons might work (for various values of 'work') in SMP + * but they are not certified as MP capable. + */ + /* Athlon 660/661 is valid. */ + if ((c->x86_model == 6) && ((c->x86_mask == 0) || + (c->x86_mask == 1))) + goto valid_k7; + + /* Duron 670 is valid */ + if ((c->x86_model == 7) && (c->x86_mask == 0)) + goto valid_k7; + + /* + * Athlon 662, Duron 671, and Athlon >model 7 have capability + * bit. It's worth noting that the A5 stepping (662) of some + * Athlon XP's have the MP bit set. + * See http://www.heise.de/newsticker/data/jow-18.10.01-000 for + * more. + */ + if (((c->x86_model == 6) && (c->x86_mask >= 2)) || + ((c->x86_model == 7) && (c->x86_mask >= 1)) || + (c->x86_model > 7)) + if (cpu_has_mp) + goto valid_k7; + + /* If we get here, not a certified SMP capable AMD system. */ + + /* + * Don't taint if we are running SMP kernel on a single non-MP + * approved Athlon + */ + WARN_ONCE(1, "WARNING: This combination of AMD" + "processors is not suitable for SMP.\n"); + if (!test_taint(TAINT_UNSAFE_SMP)) + add_taint(TAINT_UNSAFE_SMP); + +valid_k7: + ; +#endif +} + static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c) { u32 l, h; @@ -175,6 +225,8 @@ static void __cpuinit init_amd_k7(struct cpuinfo_x86 *c) } set_cpu_cap(c, X86_FEATURE_K7); + + amd_k7_smp_check(c); } #endif @@ -450,7 +502,7 @@ static unsigned int __cpuinit amd_size_cache(struct cpuinfo_x86 *c, unsigned int } #endif -static struct cpu_dev amd_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst amd_cpu_dev = { .c_vendor = "AMD", .c_ident = { "AuthenticAMD" }, #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/cpu/centaur.c b/arch/x86/kernel/cpu/centaur.c index 89bfdd9cacc6..c95e831bb095 100644 --- a/arch/x86/kernel/cpu/centaur.c +++ b/arch/x86/kernel/cpu/centaur.c @@ -1,11 +1,11 @@ +#include <linux/bitops.h> #include <linux/kernel.h> #include <linux/init.h> -#include <linux/bitops.h> #include <asm/processor.h> -#include <asm/msr.h> #include <asm/e820.h> #include <asm/mtrr.h> +#include <asm/msr.h> #include "cpu.h" @@ -276,7 +276,7 @@ static void __cpuinit init_c3(struct cpuinfo_x86 *c) */ c->x86_capability[5] = cpuid_edx(0xC0000001); } - +#ifdef CONFIG_X86_32 /* Cyrix III family needs CX8 & PGE explicitly enabled. */ if (c->x86_model >= 6 && c->x86_model <= 9) { rdmsr(MSR_VIA_FCR, lo, hi); @@ -288,6 +288,11 @@ static void __cpuinit init_c3(struct cpuinfo_x86 *c) /* Before Nehemiah, the C3's had 3dNOW! */ if (c->x86_model >= 6 && c->x86_model < 9) set_cpu_cap(c, X86_FEATURE_3DNOW); +#endif + if (c->x86 == 0x6 && c->x86_model >= 0xf) { + c->x86_cache_alignment = c->x86_clflush_size * 2; + set_cpu_cap(c, X86_FEATURE_REP_GOOD); + } display_cacheinfo(c); } @@ -316,16 +321,25 @@ enum { static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) { switch (c->x86) { +#ifdef CONFIG_X86_32 case 5: /* Emulate MTRRs using Centaur's MCR. */ set_cpu_cap(c, X86_FEATURE_CENTAUR_MCR); break; +#endif + case 6: + if (c->x86_model >= 0xf) + set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); + break; } +#ifdef CONFIG_X86_64 + set_cpu_cap(c, X86_FEATURE_SYSENTER32); +#endif } static void __cpuinit init_centaur(struct cpuinfo_x86 *c) { - +#ifdef CONFIG_X86_32 char *name; u32 fcr_set = 0; u32 fcr_clr = 0; @@ -337,8 +351,10 @@ static void __cpuinit init_centaur(struct cpuinfo_x86 *c) * 3DNow is IDd by bit 31 in extended CPUID (1*32+31) anyway */ clear_cpu_cap(c, 0*32+31); - +#endif + early_init_centaur(c); switch (c->x86) { +#ifdef CONFIG_X86_32 case 5: switch (c->x86_model) { case 4: @@ -442,16 +458,20 @@ static void __cpuinit init_centaur(struct cpuinfo_x86 *c) } sprintf(c->x86_model_id, "WinChip %s", name); break; - +#endif case 6: init_c3(c); break; } +#ifdef CONFIG_X86_64 + set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); +#endif } static unsigned int __cpuinit centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size) { +#ifdef CONFIG_X86_32 /* VIA C3 CPUs (670-68F) need further shifting. */ if ((c->x86 == 6) && ((c->x86_model == 7) || (c->x86_model == 8))) size >>= 8; @@ -464,11 +484,11 @@ centaur_size_cache(struct cpuinfo_x86 *c, unsigned int size) if ((c->x86 == 6) && (c->x86_model == 9) && (c->x86_mask == 1) && (size == 65)) size -= 1; - +#endif return size; } -static struct cpu_dev centaur_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst centaur_cpu_dev = { .c_vendor = "Centaur", .c_ident = { "CentaurHauls" }, .c_early_init = early_init_centaur, diff --git a/arch/x86/kernel/cpu/centaur_64.c b/arch/x86/kernel/cpu/centaur_64.c deleted file mode 100644 index a1625f5a1e78..000000000000 --- a/arch/x86/kernel/cpu/centaur_64.c +++ /dev/null @@ -1,37 +0,0 @@ -#include <linux/init.h> -#include <linux/smp.h> - -#include <asm/cpufeature.h> -#include <asm/processor.h> - -#include "cpu.h" - -static void __cpuinit early_init_centaur(struct cpuinfo_x86 *c) -{ - if (c->x86 == 0x6 && c->x86_model >= 0xf) - set_cpu_cap(c, X86_FEATURE_CONSTANT_TSC); - - set_cpu_cap(c, X86_FEATURE_SYSENTER32); -} - -static void __cpuinit init_centaur(struct cpuinfo_x86 *c) -{ - early_init_centaur(c); - - if (c->x86 == 0x6 && c->x86_model >= 0xf) { - c->x86_cache_alignment = c->x86_clflush_size * 2; - set_cpu_cap(c, X86_FEATURE_REP_GOOD); - } - set_cpu_cap(c, X86_FEATURE_LFENCE_RDTSC); -} - -static struct cpu_dev centaur_cpu_dev __cpuinitdata = { - .c_vendor = "Centaur", - .c_ident = { "CentaurHauls" }, - .c_early_init = early_init_centaur, - .c_init = init_centaur, - .c_x86_vendor = X86_VENDOR_CENTAUR, -}; - -cpu_dev_register(centaur_cpu_dev); - diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index a9e3791ca098..e2962cc1e27b 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -70,7 +70,7 @@ cpumask_t cpu_callin_map; #endif /* CONFIG_X86_32 */ -static struct cpu_dev *this_cpu __cpuinitdata; +static const struct cpu_dev *this_cpu __cpuinitdata; DEFINE_PER_CPU_PAGE_ALIGNED(struct gdt_page, gdt_page) = { .gdt = { #ifdef CONFIG_X86_64 @@ -284,9 +284,9 @@ static void __cpuinit filter_cpuid_features(struct cpuinfo_x86 *c, bool warn) */ /* Look up CPU names by table lookup. */ -static char __cpuinit *table_lookup_model(struct cpuinfo_x86 *c) +static const char *__cpuinit table_lookup_model(struct cpuinfo_x86 *c) { - struct cpu_model_info *info; + const struct cpu_model_info *info; if (c->x86_model >= 16) return NULL; /* Range check */ @@ -333,7 +333,7 @@ void switch_to_new_gdt(int cpu) load_percpu_segment(cpu); } -static struct cpu_dev *cpu_devs[X86_VENDOR_NUM] = {}; +static const struct cpu_dev *__cpuinitdata cpu_devs[X86_VENDOR_NUM] = {}; static void __cpuinit default_init(struct cpuinfo_x86 *c) { @@ -352,7 +352,7 @@ static void __cpuinit default_init(struct cpuinfo_x86 *c) #endif } -static struct cpu_dev __cpuinitdata default_cpu = { +static const struct cpu_dev __cpuinitconst default_cpu = { .c_init = default_init, .c_vendor = "Unknown", .c_x86_vendor = X86_VENDOR_UNKNOWN, @@ -574,13 +574,15 @@ static void __cpuinit get_cpu_cap(struct cpuinfo_x86 *c) } } -#ifdef CONFIG_X86_64 if (c->extended_cpuid_level >= 0x80000008) { u32 eax = cpuid_eax(0x80000008); c->x86_virt_bits = (eax >> 8) & 0xff; c->x86_phys_bits = eax & 0xff; } +#ifdef CONFIG_X86_32 + else if (cpu_has(c, X86_FEATURE_PAE) || cpu_has(c, X86_FEATURE_PSE36)) + c->x86_phys_bits = 36; #endif if (c->extended_cpuid_level >= 0x80000007) @@ -627,8 +629,12 @@ static void __init early_identify_cpu(struct cpuinfo_x86 *c) { #ifdef CONFIG_X86_64 c->x86_clflush_size = 64; + c->x86_phys_bits = 36; + c->x86_virt_bits = 48; #else c->x86_clflush_size = 32; + c->x86_phys_bits = 32; + c->x86_virt_bits = 32; #endif c->x86_cache_alignment = c->x86_clflush_size; @@ -659,12 +665,12 @@ static void __init early_identify_cpu(struct cpuinfo_x86 *c) void __init early_cpu_init(void) { - struct cpu_dev **cdev; + const struct cpu_dev *const *cdev; int count = 0; printk(KERN_INFO "KERNEL supported cpus:\n"); for (cdev = __x86_cpu_dev_start; cdev < __x86_cpu_dev_end; cdev++) { - struct cpu_dev *cpudev = *cdev; + const struct cpu_dev *cpudev = *cdev; unsigned int j; if (count >= X86_VENDOR_NUM) @@ -751,9 +757,13 @@ static void __cpuinit identify_cpu(struct cpuinfo_x86 *c) c->x86_coreid_bits = 0; #ifdef CONFIG_X86_64 c->x86_clflush_size = 64; + c->x86_phys_bits = 36; + c->x86_virt_bits = 48; #else c->cpuid_level = -1; /* CPUID not detected */ c->x86_clflush_size = 32; + c->x86_phys_bits = 32; + c->x86_virt_bits = 32; #endif c->x86_cache_alignment = c->x86_clflush_size; memset(&c->x86_capability, 0, sizeof c->x86_capability); @@ -793,7 +803,7 @@ static void __cpuinit identify_cpu(struct cpuinfo_x86 *c) /* If the model name is still unset, do table lookup. */ if (!c->x86_model_id[0]) { - char *p; + const char *p; p = table_lookup_model(c); if (p) strcpy(c->x86_model_id, p); @@ -872,7 +882,7 @@ struct msr_range { unsigned max; }; -static struct msr_range msr_range_array[] __cpuinitdata = { +static const struct msr_range msr_range_array[] __cpuinitconst = { { 0x00000000, 0x00000418}, { 0xc0000000, 0xc000040b}, { 0xc0010000, 0xc0010142}, @@ -921,7 +931,7 @@ __setup("noclflush", setup_noclflush); void __cpuinit print_cpu_info(struct cpuinfo_x86 *c) { - char *vendor = NULL; + const char *vendor = NULL; if (c->x86_vendor < X86_VENDOR_NUM) { vendor = this_cpu->c_vendor; @@ -1139,8 +1149,7 @@ void __cpuinit cpu_init(void) atomic_inc(&init_mm.mm_count); me->active_mm = &init_mm; - if (me->mm) - BUG(); + BUG_ON(me->mm); enter_lazy_tlb(&init_mm, me); load_sp0(t, ¤t->thread); @@ -1197,8 +1206,7 @@ void __cpuinit cpu_init(void) */ atomic_inc(&init_mm.mm_count); curr->active_mm = &init_mm; - if (curr->mm) - BUG(); + BUG_ON(curr->mm); enter_lazy_tlb(&init_mm, curr); load_sp0(t, thread); diff --git a/arch/x86/kernel/cpu/cpu.h b/arch/x86/kernel/cpu/cpu.h index de4094a39210..9469ecb5aeb8 100644 --- a/arch/x86/kernel/cpu/cpu.h +++ b/arch/x86/kernel/cpu/cpu.h @@ -5,15 +5,15 @@ struct cpu_model_info { int vendor; int family; - char *model_names[16]; + const char *model_names[16]; }; /* attempt to consolidate cpu attributes */ struct cpu_dev { - char * c_vendor; + const char * c_vendor; /* some have two possibilities for cpuid string */ - char * c_ident[2]; + const char * c_ident[2]; struct cpu_model_info c_models[4]; @@ -25,11 +25,12 @@ struct cpu_dev { }; #define cpu_dev_register(cpu_devX) \ - static struct cpu_dev *__cpu_dev_##cpu_devX __used \ + static const struct cpu_dev *const __cpu_dev_##cpu_devX __used \ __attribute__((__section__(".x86_cpu_dev.init"))) = \ &cpu_devX; -extern struct cpu_dev *__x86_cpu_dev_start[], *__x86_cpu_dev_end[]; +extern const struct cpu_dev *const __x86_cpu_dev_start[], + *const __x86_cpu_dev_end[]; extern void display_cacheinfo(struct cpuinfo_x86 *c); diff --git a/arch/x86/kernel/cpu/cpu_debug.c b/arch/x86/kernel/cpu/cpu_debug.c new file mode 100755 index 000000000000..46e29ab96c6a --- /dev/null +++ b/arch/x86/kernel/cpu/cpu_debug.c @@ -0,0 +1,901 @@ +/* + * CPU x86 architecture debug code + * + * Copyright(C) 2009 Jaswinder Singh Rajput + * + * For licencing details see kernel-base/COPYING + */ + +#include <linux/interrupt.h> +#include <linux/compiler.h> +#include <linux/seq_file.h> +#include <linux/debugfs.h> +#include <linux/kprobes.h> +#include <linux/uaccess.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/percpu.h> +#include <linux/signal.h> +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/types.h> +#include <linux/init.h> +#include <linux/slab.h> +#include <linux/smp.h> + +#include <asm/cpu_debug.h> +#include <asm/paravirt.h> +#include <asm/system.h> +#include <asm/traps.h> +#include <asm/apic.h> +#include <asm/desc.h> + +static DEFINE_PER_CPU(struct cpu_cpuX_base, cpu_arr[CPU_REG_ALL_BIT]); +static DEFINE_PER_CPU(struct cpu_private *, priv_arr[MAX_CPU_FILES]); +static DEFINE_PER_CPU(unsigned, cpu_modelflag); +static DEFINE_PER_CPU(int, cpu_priv_count); +static DEFINE_PER_CPU(unsigned, cpu_model); + +static DEFINE_MUTEX(cpu_debug_lock); + +static struct dentry *cpu_debugfs_dir; + +static struct cpu_debug_base cpu_base[] = { + { "mc", CPU_MC, 0 }, + { "monitor", CPU_MONITOR, 0 }, + { "time", CPU_TIME, 0 }, + { "pmc", CPU_PMC, 1 }, + { "platform", CPU_PLATFORM, 0 }, + { "apic", CPU_APIC, 0 }, + { "poweron", CPU_POWERON, 0 }, + { "control", CPU_CONTROL, 0 }, + { "features", CPU_FEATURES, 0 }, + { "lastbranch", CPU_LBRANCH, 0 }, + { "bios", CPU_BIOS, 0 }, + { "freq", CPU_FREQ, 0 }, + { "mtrr", CPU_MTRR, 0 }, + { "perf", CPU_PERF, 0 }, + { "cache", CPU_CACHE, 0 }, + { "sysenter", CPU_SYSENTER, 0 }, + { "therm", CPU_THERM, 0 }, + { "misc", CPU_MISC, 0 }, + { "debug", CPU_DEBUG, 0 }, + { "pat", CPU_PAT, 0 }, + { "vmx", CPU_VMX, 0 }, + { "call", CPU_CALL, 0 }, + { "base", CPU_BASE, 0 }, + { "ver", CPU_VER, 0 }, + { "conf", CPU_CONF, 0 }, + { "smm", CPU_SMM, 0 }, + { "svm", CPU_SVM, 0 }, + { "osvm", CPU_OSVM, 0 }, + { "tss", CPU_TSS, 0 }, + { "cr", CPU_CR, 0 }, + { "dt", CPU_DT, 0 }, + { "registers", CPU_REG_ALL, 0 }, +}; + +static struct cpu_file_base cpu_file[] = { + { "index", CPU_REG_ALL, 0 }, + { "value", CPU_REG_ALL, 1 }, +}; + +/* Intel Registers Range */ +static struct cpu_debug_range cpu_intel_range[] = { + { 0x00000000, 0x00000001, CPU_MC, CPU_INTEL_ALL }, + { 0x00000006, 0x00000007, CPU_MONITOR, CPU_CX_AT_XE }, + { 0x00000010, 0x00000010, CPU_TIME, CPU_INTEL_ALL }, + { 0x00000011, 0x00000013, CPU_PMC, CPU_INTEL_PENTIUM }, + { 0x00000017, 0x00000017, CPU_PLATFORM, CPU_PX_CX_AT_XE }, + { 0x0000001B, 0x0000001B, CPU_APIC, CPU_P6_CX_AT_XE }, + + { 0x0000002A, 0x0000002A, CPU_POWERON, CPU_PX_CX_AT_XE }, + { 0x0000002B, 0x0000002B, CPU_POWERON, CPU_INTEL_XEON }, + { 0x0000002C, 0x0000002C, CPU_FREQ, CPU_INTEL_XEON }, + { 0x0000003A, 0x0000003A, CPU_CONTROL, CPU_CX_AT_XE }, + + { 0x00000040, 0x00000043, CPU_LBRANCH, CPU_PM_CX_AT_XE }, + { 0x00000044, 0x00000047, CPU_LBRANCH, CPU_PM_CO_AT }, + { 0x00000060, 0x00000063, CPU_LBRANCH, CPU_C2_AT }, + { 0x00000064, 0x00000067, CPU_LBRANCH, CPU_INTEL_ATOM }, + + { 0x00000079, 0x00000079, CPU_BIOS, CPU_P6_CX_AT_XE }, + { 0x00000088, 0x0000008A, CPU_CACHE, CPU_INTEL_P6 }, + { 0x0000008B, 0x0000008B, CPU_BIOS, CPU_P6_CX_AT_XE }, + { 0x0000009B, 0x0000009B, CPU_MONITOR, CPU_INTEL_XEON }, + + { 0x000000C1, 0x000000C2, CPU_PMC, CPU_P6_CX_AT }, + { 0x000000CD, 0x000000CD, CPU_FREQ, CPU_CX_AT }, + { 0x000000E7, 0x000000E8, CPU_PERF, CPU_CX_AT }, + { 0x000000FE, 0x000000FE, CPU_MTRR, CPU_P6_CX_XE }, + + { 0x00000116, 0x00000116, CPU_CACHE, CPU_INTEL_P6 }, + { 0x00000118, 0x00000118, CPU_CACHE, CPU_INTEL_P6 }, + { 0x00000119, 0x00000119, CPU_CACHE, CPU_INTEL_PX }, + { 0x0000011A, 0x0000011B, CPU_CACHE, CPU_INTEL_P6 }, + { 0x0000011E, 0x0000011E, CPU_CACHE, CPU_PX_CX_AT }, + + { 0x00000174, 0x00000176, CPU_SYSENTER, CPU_P6_CX_AT_XE }, + { 0x00000179, 0x0000017A, CPU_MC, CPU_PX_CX_AT_XE }, + { 0x0000017B, 0x0000017B, CPU_MC, CPU_P6_XE }, + { 0x00000186, 0x00000187, CPU_PMC, CPU_P6_CX_AT }, + { 0x00000198, 0x00000199, CPU_PERF, CPU_PM_CX_AT_XE }, + { 0x0000019A, 0x0000019A, CPU_TIME, CPU_PM_CX_AT_XE }, + { 0x0000019B, 0x0000019D, CPU_THERM, CPU_PM_CX_AT_XE }, + { 0x000001A0, 0x000001A0, CPU_MISC, CPU_PM_CX_AT_XE }, + + { 0x000001C9, 0x000001C9, CPU_LBRANCH, CPU_PM_CX_AT }, + { 0x000001D7, 0x000001D8, CPU_LBRANCH, CPU_INTEL_XEON }, + { 0x000001D9, 0x000001D9, CPU_DEBUG, CPU_CX_AT_XE }, + { 0x000001DA, 0x000001DA, CPU_LBRANCH, CPU_INTEL_XEON }, + { 0x000001DB, 0x000001DB, CPU_LBRANCH, CPU_P6_XE }, + { 0x000001DC, 0x000001DC, CPU_LBRANCH, CPU_INTEL_P6 }, + { 0x000001DD, 0x000001DE, CPU_LBRANCH, CPU_PX_CX_AT_XE }, + { 0x000001E0, 0x000001E0, CPU_LBRANCH, CPU_INTEL_P6 }, + + { 0x00000200, 0x0000020F, CPU_MTRR, CPU_P6_CX_XE }, + { 0x00000250, 0x00000250, CPU_MTRR, CPU_P6_CX_XE }, + { 0x00000258, 0x00000259, CPU_MTRR, CPU_P6_CX_XE }, + { 0x00000268, 0x0000026F, CPU_MTRR, CPU_P6_CX_XE }, + { 0x00000277, 0x00000277, CPU_PAT, CPU_C2_AT_XE }, + { 0x000002FF, 0x000002FF, CPU_MTRR, CPU_P6_CX_XE }, + + { 0x00000300, 0x00000308, CPU_PMC, CPU_INTEL_XEON }, + { 0x00000309, 0x0000030B, CPU_PMC, CPU_C2_AT_XE }, + { 0x0000030C, 0x00000311, CPU_PMC, CPU_INTEL_XEON }, + { 0x00000345, 0x00000345, CPU_PMC, CPU_C2_AT }, + { 0x00000360, 0x00000371, CPU_PMC, CPU_INTEL_XEON }, + { 0x0000038D, 0x00000390, CPU_PMC, CPU_C2_AT }, + { 0x000003A0, 0x000003BE, CPU_PMC, CPU_INTEL_XEON }, + { 0x000003C0, 0x000003CD, CPU_PMC, CPU_INTEL_XEON }, + { 0x000003E0, 0x000003E1, CPU_PMC, CPU_INTEL_XEON }, + { 0x000003F0, 0x000003F0, CPU_PMC, CPU_INTEL_XEON }, + { 0x000003F1, 0x000003F1, CPU_PMC, CPU_C2_AT_XE }, + { 0x000003F2, 0x000003F2, CPU_PMC, CPU_INTEL_XEON }, + + { 0x00000400, 0x00000402, CPU_MC, CPU_PM_CX_AT_XE }, + { 0x00000403, 0x00000403, CPU_MC, CPU_INTEL_XEON }, + { 0x00000404, 0x00000406, CPU_MC, CPU_PM_CX_AT_XE }, + { 0x00000407, 0x00000407, CPU_MC, CPU_INTEL_XEON }, + { 0x00000408, 0x0000040A, CPU_MC, CPU_PM_CX_AT_XE }, + { 0x0000040B, 0x0000040B, CPU_MC, CPU_INTEL_XEON }, + { 0x0000040C, 0x0000040E, CPU_MC, CPU_PM_CX_XE }, + { 0x0000040F, 0x0000040F, CPU_MC, CPU_INTEL_XEON }, + { 0x00000410, 0x00000412, CPU_MC, CPU_PM_CX_AT_XE }, + { 0x00000413, 0x00000417, CPU_MC, CPU_CX_AT_XE }, + { 0x00000480, 0x0000048B, CPU_VMX, CPU_CX_AT_XE }, + + { 0x00000600, 0x00000600, CPU_DEBUG, CPU_PM_CX_AT_XE }, + { 0x00000680, 0x0000068F, CPU_LBRANCH, CPU_INTEL_XEON }, + { 0x000006C0, 0x000006CF, CPU_LBRANCH, CPU_INTEL_XEON }, + + { 0x000107CC, 0x000107D3, CPU_PMC, CPU_INTEL_XEON_MP }, + + { 0xC0000080, 0xC0000080, CPU_FEATURES, CPU_INTEL_XEON }, + { 0xC0000081, 0xC0000082, CPU_CALL, CPU_INTEL_XEON }, + { 0xC0000084, 0xC0000084, CPU_CALL, CPU_INTEL_XEON }, + { 0xC0000100, 0xC0000102, CPU_BASE, CPU_INTEL_XEON }, +}; + +/* AMD Registers Range */ +static struct cpu_debug_range cpu_amd_range[] = { + { 0x00000000, 0x00000001, CPU_MC, CPU_K10_PLUS, }, + { 0x00000010, 0x00000010, CPU_TIME, CPU_K8_PLUS, }, + { 0x0000001B, 0x0000001B, CPU_APIC, CPU_K8_PLUS, }, + { 0x0000002A, 0x0000002A, CPU_POWERON, CPU_K7_PLUS }, + { 0x0000008B, 0x0000008B, CPU_VER, CPU_K8_PLUS }, + { 0x000000FE, 0x000000FE, CPU_MTRR, CPU_K8_PLUS, }, + + { 0x00000174, 0x00000176, CPU_SYSENTER, CPU_K8_PLUS, }, + { 0x00000179, 0x0000017B, CPU_MC, CPU_K8_PLUS, }, + { 0x000001D9, 0x000001D9, CPU_DEBUG, CPU_K8_PLUS, }, + { 0x000001DB, 0x000001DE, CPU_LBRANCH, CPU_K8_PLUS, }, + + { 0x00000200, 0x0000020F, CPU_MTRR, CPU_K8_PLUS, }, + { 0x00000250, 0x00000250, CPU_MTRR, CPU_K8_PLUS, }, + { 0x00000258, 0x00000259, CPU_MTRR, CPU_K8_PLUS, }, + { 0x00000268, 0x0000026F, CPU_MTRR, CPU_K8_PLUS, }, + { 0x00000277, 0x00000277, CPU_PAT, CPU_K8_PLUS, }, + { 0x000002FF, 0x000002FF, CPU_MTRR, CPU_K8_PLUS, }, + + { 0x00000400, 0x00000413, CPU_MC, CPU_K8_PLUS, }, + + { 0xC0000080, 0xC0000080, CPU_FEATURES, CPU_AMD_ALL, }, + { 0xC0000081, 0xC0000084, CPU_CALL, CPU_K8_PLUS, }, + { 0xC0000100, 0xC0000102, CPU_BASE, CPU_K8_PLUS, }, + { 0xC0000103, 0xC0000103, CPU_TIME, CPU_K10_PLUS, }, + + { 0xC0010000, 0xC0010007, CPU_PMC, CPU_K8_PLUS, }, + { 0xC0010010, 0xC0010010, CPU_CONF, CPU_K7_PLUS, }, + { 0xC0010015, 0xC0010015, CPU_CONF, CPU_K7_PLUS, }, + { 0xC0010016, 0xC001001A, CPU_MTRR, CPU_K8_PLUS, }, + { 0xC001001D, 0xC001001D, CPU_MTRR, CPU_K8_PLUS, }, + { 0xC001001F, 0xC001001F, CPU_CONF, CPU_K8_PLUS, }, + { 0xC0010030, 0xC0010035, CPU_BIOS, CPU_K8_PLUS, }, + { 0xC0010044, 0xC0010048, CPU_MC, CPU_K8_PLUS, }, + { 0xC0010050, 0xC0010056, CPU_SMM, CPU_K0F_PLUS, }, + { 0xC0010058, 0xC0010058, CPU_CONF, CPU_K10_PLUS, }, + { 0xC0010060, 0xC0010060, CPU_CACHE, CPU_AMD_11, }, + { 0xC0010061, 0xC0010068, CPU_SMM, CPU_K10_PLUS, }, + { 0xC0010069, 0xC001006B, CPU_SMM, CPU_AMD_11, }, + { 0xC0010070, 0xC0010071, CPU_SMM, CPU_K10_PLUS, }, + { 0xC0010111, 0xC0010113, CPU_SMM, CPU_K8_PLUS, }, + { 0xC0010114, 0xC0010118, CPU_SVM, CPU_K10_PLUS, }, + { 0xC0010140, 0xC0010141, CPU_OSVM, CPU_K10_PLUS, }, + { 0xC0011022, 0xC0011023, CPU_CONF, CPU_K10_PLUS, }, +}; + + +/* Intel */ +static int get_intel_modelflag(unsigned model) +{ + int flag; + + switch (model) { + case 0x0501: + case 0x0502: + case 0x0504: + flag = CPU_INTEL_PENTIUM; + break; + case 0x0601: + case 0x0603: + case 0x0605: + case 0x0607: + case 0x0608: + case 0x060A: + case 0x060B: + flag = CPU_INTEL_P6; + break; + case 0x0609: + case 0x060D: + flag = CPU_INTEL_PENTIUM_M; + break; + case 0x060E: + flag = CPU_INTEL_CORE; + break; + case 0x060F: + case 0x0617: + flag = CPU_INTEL_CORE2; + break; + case 0x061C: + flag = CPU_INTEL_ATOM; + break; + case 0x0F00: + case 0x0F01: + case 0x0F02: + case 0x0F03: + case 0x0F04: + flag = CPU_INTEL_XEON_P4; + break; + case 0x0F06: + flag = CPU_INTEL_XEON_MP; + break; + default: + flag = CPU_NONE; + break; + } + + return flag; +} + +/* AMD */ +static int get_amd_modelflag(unsigned model) +{ + int flag; + + switch (model >> 8) { + case 0x6: + flag = CPU_AMD_K6; + break; + case 0x7: + flag = CPU_AMD_K7; + break; + case 0x8: + flag = CPU_AMD_K8; + break; + case 0xf: + flag = CPU_AMD_0F; + break; + case 0x10: + flag = CPU_AMD_10; + break; + case 0x11: + flag = CPU_AMD_11; + break; + default: + flag = CPU_NONE; + break; + } + + return flag; +} + +static int get_cpu_modelflag(unsigned cpu) +{ + int flag; + + flag = per_cpu(cpu_model, cpu); + + switch (flag >> 16) { + case X86_VENDOR_INTEL: + flag = get_intel_modelflag(flag); + break; + case X86_VENDOR_AMD: + flag = get_amd_modelflag(flag & 0xffff); + break; + default: + flag = CPU_NONE; + break; + } + + return flag; +} + +static int get_cpu_range_count(unsigned cpu) +{ + int index; + + switch (per_cpu(cpu_model, cpu) >> 16) { + case X86_VENDOR_INTEL: + index = ARRAY_SIZE(cpu_intel_range); + break; + case X86_VENDOR_AMD: + index = ARRAY_SIZE(cpu_amd_range); + break; + default: + index = 0; + break; + } + + return index; +} + +static int is_typeflag_valid(unsigned cpu, unsigned flag) +{ + unsigned vendor, modelflag; + int i, index; + + /* Standard Registers should be always valid */ + if (flag >= CPU_TSS) + return 1; + + modelflag = per_cpu(cpu_modelflag, cpu); + vendor = per_cpu(cpu_model, cpu) >> 16; + index = get_cpu_range_count(cpu); + + for (i = 0; i < index; i++) { + switch (vendor) { + case X86_VENDOR_INTEL: + if ((cpu_intel_range[i].model & modelflag) && + (cpu_intel_range[i].flag & flag)) + return 1; + break; + case X86_VENDOR_AMD: + if ((cpu_amd_range[i].model & modelflag) && + (cpu_amd_range[i].flag & flag)) + return 1; + break; + } + } + + /* Invalid */ + return 0; +} + +static unsigned get_cpu_range(unsigned cpu, unsigned *min, unsigned *max, + int index, unsigned flag) +{ + unsigned modelflag; + + modelflag = per_cpu(cpu_modelflag, cpu); + *max = 0; + switch (per_cpu(cpu_model, cpu) >> 16) { + case X86_VENDOR_INTEL: + if ((cpu_intel_range[index].model & modelflag) && + (cpu_intel_range[index].flag & flag)) { + *min = cpu_intel_range[index].min; + *max = cpu_intel_range[index].max; + } + break; + case X86_VENDOR_AMD: + if ((cpu_amd_range[index].model & modelflag) && + (cpu_amd_range[index].flag & flag)) { + *min = cpu_amd_range[index].min; + *max = cpu_amd_range[index].max; + } + break; + } + + return *max; +} + +/* This function can also be called with seq = NULL for printk */ +static void print_cpu_data(struct seq_file *seq, unsigned type, + u32 low, u32 high) +{ + struct cpu_private *priv; + u64 val = high; + + if (seq) { + priv = seq->private; + if (priv->file) { + val = (val << 32) | low; + seq_printf(seq, "0x%llx\n", val); + } else + seq_printf(seq, " %08x: %08x_%08x\n", + type, high, low); + } else + printk(KERN_INFO " %08x: %08x_%08x\n", type, high, low); +} + +/* This function can also be called with seq = NULL for printk */ +static void print_msr(struct seq_file *seq, unsigned cpu, unsigned flag) +{ + unsigned msr, msr_min, msr_max; + struct cpu_private *priv; + u32 low, high; + int i, range; + + if (seq) { + priv = seq->private; + if (priv->file) { + if (!rdmsr_safe_on_cpu(priv->cpu, priv->reg, + &low, &high)) + print_cpu_data(seq, priv->reg, low, high); + return; + } + } + + range = get_cpu_range_count(cpu); + + for (i = 0; i < range; i++) { + if (!get_cpu_range(cpu, &msr_min, &msr_max, i, flag)) + continue; + + for (msr = msr_min; msr <= msr_max; msr++) { + if (rdmsr_safe_on_cpu(cpu, msr, &low, &high)) + continue; + print_cpu_data(seq, msr, low, high); + } + } +} + +static void print_tss(void *arg) +{ + struct pt_regs *regs = task_pt_regs(current); + struct seq_file *seq = arg; + unsigned int seg; + + seq_printf(seq, " RAX\t: %016lx\n", regs->ax); + seq_printf(seq, " RBX\t: %016lx\n", regs->bx); + seq_printf(seq, " RCX\t: %016lx\n", regs->cx); + seq_printf(seq, " RDX\t: %016lx\n", regs->dx); + + seq_printf(seq, " RSI\t: %016lx\n", regs->si); + seq_printf(seq, " RDI\t: %016lx\n", regs->di); + seq_printf(seq, " RBP\t: %016lx\n", regs->bp); + seq_printf(seq, " ESP\t: %016lx\n", regs->sp); + +#ifdef CONFIG_X86_64 + seq_printf(seq, " R08\t: %016lx\n", regs->r8); + seq_printf(seq, " R09\t: %016lx\n", regs->r9); + seq_printf(seq, " R10\t: %016lx\n", regs->r10); + seq_printf(seq, " R11\t: %016lx\n", regs->r11); + seq_printf(seq, " R12\t: %016lx\n", regs->r12); + seq_printf(seq, " R13\t: %016lx\n", regs->r13); + seq_printf(seq, " R14\t: %016lx\n", regs->r14); + seq_printf(seq, " R15\t: %016lx\n", regs->r15); +#endif + + asm("movl %%cs,%0" : "=r" (seg)); + seq_printf(seq, " CS\t: %04x\n", seg); + asm("movl %%ds,%0" : "=r" (seg)); + seq_printf(seq, " DS\t: %04x\n", seg); + seq_printf(seq, " SS\t: %04lx\n", regs->ss & 0xffff); + asm("movl %%es,%0" : "=r" (seg)); + seq_printf(seq, " ES\t: %04x\n", seg); + asm("movl %%fs,%0" : "=r" (seg)); + seq_printf(seq, " FS\t: %04x\n", seg); + asm("movl %%gs,%0" : "=r" (seg)); + seq_printf(seq, " GS\t: %04x\n", seg); + + seq_printf(seq, " EFLAGS\t: %016lx\n", regs->flags); + + seq_printf(seq, " EIP\t: %016lx\n", regs->ip); +} + +static void print_cr(void *arg) +{ + struct seq_file *seq = arg; + + seq_printf(seq, " cr0\t: %016lx\n", read_cr0()); + seq_printf(seq, " cr2\t: %016lx\n", read_cr2()); + seq_printf(seq, " cr3\t: %016lx\n", read_cr3()); + seq_printf(seq, " cr4\t: %016lx\n", read_cr4_safe()); +#ifdef CONFIG_X86_64 + seq_printf(seq, " cr8\t: %016lx\n", read_cr8()); +#endif +} + +static void print_desc_ptr(char *str, struct seq_file *seq, struct desc_ptr dt) +{ + seq_printf(seq, " %s\t: %016llx\n", str, (u64)(dt.address | dt.size)); +} + +static void print_dt(void *seq) +{ + struct desc_ptr dt; + unsigned long ldt; + + /* IDT */ + store_idt((struct desc_ptr *)&dt); + print_desc_ptr("IDT", seq, dt); + + /* GDT */ + store_gdt((struct desc_ptr *)&dt); + print_desc_ptr("GDT", seq, dt); + + /* LDT */ + store_ldt(ldt); + seq_printf(seq, " LDT\t: %016lx\n", ldt); + + /* TR */ + store_tr(ldt); + seq_printf(seq, " TR\t: %016lx\n", ldt); +} + +static void print_dr(void *arg) +{ + struct seq_file *seq = arg; + unsigned long dr; + int i; + + for (i = 0; i < 8; i++) { + /* Ignore db4, db5 */ + if ((i == 4) || (i == 5)) + continue; + get_debugreg(dr, i); + seq_printf(seq, " dr%d\t: %016lx\n", i, dr); + } + + seq_printf(seq, "\n MSR\t:\n"); +} + +static void print_apic(void *arg) +{ + struct seq_file *seq = arg; + +#ifdef CONFIG_X86_LOCAL_APIC + seq_printf(seq, " LAPIC\t:\n"); + seq_printf(seq, " ID\t\t: %08x\n", apic_read(APIC_ID) >> 24); + seq_printf(seq, " LVR\t\t: %08x\n", apic_read(APIC_LVR)); + seq_printf(seq, " TASKPRI\t: %08x\n", apic_read(APIC_TASKPRI)); + seq_printf(seq, " ARBPRI\t\t: %08x\n", apic_read(APIC_ARBPRI)); + seq_printf(seq, " PROCPRI\t: %08x\n", apic_read(APIC_PROCPRI)); + seq_printf(seq, " LDR\t\t: %08x\n", apic_read(APIC_LDR)); + seq_printf(seq, " DFR\t\t: %08x\n", apic_read(APIC_DFR)); + seq_printf(seq, " SPIV\t\t: %08x\n", apic_read(APIC_SPIV)); + seq_printf(seq, " ISR\t\t: %08x\n", apic_read(APIC_ISR)); + seq_printf(seq, " ESR\t\t: %08x\n", apic_read(APIC_ESR)); + seq_printf(seq, " ICR\t\t: %08x\n", apic_read(APIC_ICR)); + seq_printf(seq, " ICR2\t\t: %08x\n", apic_read(APIC_ICR2)); + seq_printf(seq, " LVTT\t\t: %08x\n", apic_read(APIC_LVTT)); + seq_printf(seq, " LVTTHMR\t: %08x\n", apic_read(APIC_LVTTHMR)); + seq_printf(seq, " LVTPC\t\t: %08x\n", apic_read(APIC_LVTPC)); + seq_printf(seq, " LVT0\t\t: %08x\n", apic_read(APIC_LVT0)); + seq_printf(seq, " LVT1\t\t: %08x\n", apic_read(APIC_LVT1)); + seq_printf(seq, " LVTERR\t\t: %08x\n", apic_read(APIC_LVTERR)); + seq_printf(seq, " TMICT\t\t: %08x\n", apic_read(APIC_TMICT)); + seq_printf(seq, " TMCCT\t\t: %08x\n", apic_read(APIC_TMCCT)); + seq_printf(seq, " TDCR\t\t: %08x\n", apic_read(APIC_TDCR)); +#endif /* CONFIG_X86_LOCAL_APIC */ + + seq_printf(seq, "\n MSR\t:\n"); +} + +static int cpu_seq_show(struct seq_file *seq, void *v) +{ + struct cpu_private *priv = seq->private; + + if (priv == NULL) + return -EINVAL; + + switch (cpu_base[priv->type].flag) { + case CPU_TSS: + smp_call_function_single(priv->cpu, print_tss, seq, 1); + break; + case CPU_CR: + smp_call_function_single(priv->cpu, print_cr, seq, 1); + break; + case CPU_DT: + smp_call_function_single(priv->cpu, print_dt, seq, 1); + break; + case CPU_DEBUG: + if (priv->file == CPU_INDEX_BIT) + smp_call_function_single(priv->cpu, print_dr, seq, 1); + print_msr(seq, priv->cpu, cpu_base[priv->type].flag); + break; + case CPU_APIC: + if (priv->file == CPU_INDEX_BIT) + smp_call_function_single(priv->cpu, print_apic, seq, 1); + print_msr(seq, priv->cpu, cpu_base[priv->type].flag); + break; + + default: + print_msr(seq, priv->cpu, cpu_base[priv->type].flag); + break; + } + seq_printf(seq, "\n"); + + return 0; +} + +static void *cpu_seq_start(struct seq_file *seq, loff_t *pos) +{ + if (*pos == 0) /* One time is enough ;-) */ + return seq; + + return NULL; +} + +static void *cpu_seq_next(struct seq_file *seq, void *v, loff_t *pos) +{ + (*pos)++; + + return cpu_seq_start(seq, pos); +} + +static void cpu_seq_stop(struct seq_file *seq, void *v) +{ +} + +static const struct seq_operations cpu_seq_ops = { + .start = cpu_seq_start, + .next = cpu_seq_next, + .stop = cpu_seq_stop, + .show = cpu_seq_show, +}; + +static int cpu_seq_open(struct inode *inode, struct file *file) +{ + struct cpu_private *priv = inode->i_private; + struct seq_file *seq; + int err; + + err = seq_open(file, &cpu_seq_ops); + if (!err) { + seq = file->private_data; + seq->private = priv; + } + + return err; +} + +static int write_msr(struct cpu_private *priv, u64 val) +{ + u32 low, high; + + high = (val >> 32) & 0xffffffff; + low = val & 0xffffffff; + + if (!wrmsr_safe_on_cpu(priv->cpu, priv->reg, low, high)) + return 0; + + return -EPERM; +} + +static int write_cpu_register(struct cpu_private *priv, const char *buf) +{ + int ret = -EPERM; + u64 val; + + ret = strict_strtoull(buf, 0, &val); + if (ret < 0) + return ret; + + /* Supporting only MSRs */ + if (priv->type < CPU_TSS_BIT) + return write_msr(priv, val); + + return ret; +} + +static ssize_t cpu_write(struct file *file, const char __user *ubuf, + size_t count, loff_t *off) +{ + struct seq_file *seq = file->private_data; + struct cpu_private *priv = seq->private; + char buf[19]; + + if ((priv == NULL) || (count >= sizeof(buf))) + return -EINVAL; + + if (copy_from_user(&buf, ubuf, count)) + return -EFAULT; + + buf[count] = 0; + + if ((cpu_base[priv->type].write) && (cpu_file[priv->file].write)) + if (!write_cpu_register(priv, buf)) + return count; + + return -EACCES; +} + +static const struct file_operations cpu_fops = { + .owner = THIS_MODULE, + .open = cpu_seq_open, + .read = seq_read, + .write = cpu_write, + .llseek = seq_lseek, + .release = seq_release, +}; + +static int cpu_create_file(unsigned cpu, unsigned type, unsigned reg, + unsigned file, struct dentry *dentry) +{ + struct cpu_private *priv = NULL; + + /* Already intialized */ + if (file == CPU_INDEX_BIT) + if (per_cpu(cpu_arr[type].init, cpu)) + return 0; + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (priv == NULL) + return -ENOMEM; + + priv->cpu = cpu; + priv->type = type; + priv->reg = reg; + priv->file = file; + mutex_lock(&cpu_debug_lock); + per_cpu(priv_arr[type], cpu) = priv; + per_cpu(cpu_priv_count, cpu)++; + mutex_unlock(&cpu_debug_lock); + + if (file) + debugfs_create_file(cpu_file[file].name, S_IRUGO, + dentry, (void *)priv, &cpu_fops); + else { + debugfs_create_file(cpu_base[type].name, S_IRUGO, + per_cpu(cpu_arr[type].dentry, cpu), + (void *)priv, &cpu_fops); + mutex_lock(&cpu_debug_lock); + per_cpu(cpu_arr[type].init, cpu) = 1; + mutex_unlock(&cpu_debug_lock); + } + + return 0; +} + +static int cpu_init_regfiles(unsigned cpu, unsigned int type, unsigned reg, + struct dentry *dentry) +{ + unsigned file; + int err = 0; + + for (file = 0; file < ARRAY_SIZE(cpu_file); file++) { + err = cpu_create_file(cpu, type, reg, file, dentry); + if (err) + return err; + } + + return err; +} + +static int cpu_init_msr(unsigned cpu, unsigned type, struct dentry *dentry) +{ + struct dentry *cpu_dentry = NULL; + unsigned reg, reg_min, reg_max; + int i, range, err = 0; + char reg_dir[12]; + u32 low, high; + + range = get_cpu_range_count(cpu); + + for (i = 0; i < range; i++) { + if (!get_cpu_range(cpu, ®_min, ®_max, i, + cpu_base[type].flag)) + continue; + + for (reg = reg_min; reg <= reg_max; reg++) { + if (rdmsr_safe_on_cpu(cpu, reg, &low, &high)) + continue; + + sprintf(reg_dir, "0x%x", reg); + cpu_dentry = debugfs_create_dir(reg_dir, dentry); + err = cpu_init_regfiles(cpu, type, reg, cpu_dentry); + if (err) + return err; + } + } + + return err; +} + +static int cpu_init_allreg(unsigned cpu, struct dentry *dentry) +{ + struct dentry *cpu_dentry = NULL; + unsigned type; + int err = 0; + + for (type = 0; type < ARRAY_SIZE(cpu_base) - 1; type++) { + if (!is_typeflag_valid(cpu, cpu_base[type].flag)) + continue; + cpu_dentry = debugfs_create_dir(cpu_base[type].name, dentry); + per_cpu(cpu_arr[type].dentry, cpu) = cpu_dentry; + + if (type < CPU_TSS_BIT) + err = cpu_init_msr(cpu, type, cpu_dentry); + else + err = cpu_create_file(cpu, type, 0, CPU_INDEX_BIT, + cpu_dentry); + if (err) + return err; + } + + return err; +} + +static int cpu_init_cpu(void) +{ + struct dentry *cpu_dentry = NULL; + struct cpuinfo_x86 *cpui; + char cpu_dir[12]; + unsigned cpu; + int err = 0; + + for (cpu = 0; cpu < nr_cpu_ids; cpu++) { + cpui = &cpu_data(cpu); + if (!cpu_has(cpui, X86_FEATURE_MSR)) + continue; + per_cpu(cpu_model, cpu) = ((cpui->x86_vendor << 16) | + (cpui->x86 << 8) | + (cpui->x86_model)); + per_cpu(cpu_modelflag, cpu) = get_cpu_modelflag(cpu); + + sprintf(cpu_dir, "cpu%d", cpu); + cpu_dentry = debugfs_create_dir(cpu_dir, cpu_debugfs_dir); + err = cpu_init_allreg(cpu, cpu_dentry); + + pr_info("cpu%d(%d) debug files %d\n", + cpu, nr_cpu_ids, per_cpu(cpu_priv_count, cpu)); + if (per_cpu(cpu_priv_count, cpu) > MAX_CPU_FILES) { + pr_err("Register files count %d exceeds limit %d\n", + per_cpu(cpu_priv_count, cpu), MAX_CPU_FILES); + per_cpu(cpu_priv_count, cpu) = MAX_CPU_FILES; + err = -ENFILE; + } + if (err) + return err; + } + + return err; +} + +static int __init cpu_debug_init(void) +{ + cpu_debugfs_dir = debugfs_create_dir("cpu", arch_debugfs_dir); + + return cpu_init_cpu(); +} + +static void __exit cpu_debug_exit(void) +{ + int i, cpu; + + if (cpu_debugfs_dir) + debugfs_remove_recursive(cpu_debugfs_dir); + + for (cpu = 0; cpu < nr_cpu_ids; cpu++) + for (i = 0; i < per_cpu(cpu_priv_count, cpu); i++) + kfree(per_cpu(priv_arr[i], cpu)); +} + +module_init(cpu_debug_init); +module_exit(cpu_debug_exit); + +MODULE_AUTHOR("Jaswinder Singh Rajput"); +MODULE_DESCRIPTION("CPU Debug module"); +MODULE_LICENSE("GPL"); diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c index 4b1c319d30c3..22590cf688ae 100644 --- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c +++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c @@ -601,7 +601,7 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy) if (!data) return -ENOMEM; - data->acpi_data = percpu_ptr(acpi_perf_data, cpu); + data->acpi_data = per_cpu_ptr(acpi_perf_data, cpu); per_cpu(drv_data, cpu) = data; if (cpu_has(c, X86_FEATURE_CONSTANT_TSC)) diff --git a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c index b585e04cbc9e..3178c3acd97e 100644 --- a/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c +++ b/arch/x86/kernel/cpu/cpufreq/p4-clockmod.c @@ -277,7 +277,6 @@ static struct cpufreq_driver p4clockmod_driver = { .name = "p4-clockmod", .owner = THIS_MODULE, .attr = p4clockmod_attr, - .hide_interface = 1, }; diff --git a/arch/x86/kernel/cpu/cyrix.c b/arch/x86/kernel/cpu/cyrix.c index ffd0f5ed071a..593171e967ef 100644 --- a/arch/x86/kernel/cpu/cyrix.c +++ b/arch/x86/kernel/cpu/cyrix.c @@ -61,23 +61,23 @@ static void __cpuinit do_cyrix_devid(unsigned char *dir0, unsigned char *dir1) */ static unsigned char Cx86_dir0_msb __cpuinitdata = 0; -static char Cx86_model[][9] __cpuinitdata = { +static const char __cpuinitconst Cx86_model[][9] = { "Cx486", "Cx486", "5x86 ", "6x86", "MediaGX ", "6x86MX ", "M II ", "Unknown" }; -static char Cx486_name[][5] __cpuinitdata = { +static const char __cpuinitconst Cx486_name[][5] = { "SLC", "DLC", "SLC2", "DLC2", "SRx", "DRx", "SRx2", "DRx2" }; -static char Cx486S_name[][4] __cpuinitdata = { +static const char __cpuinitconst Cx486S_name[][4] = { "S", "S2", "Se", "S2e" }; -static char Cx486D_name[][4] __cpuinitdata = { +static const char __cpuinitconst Cx486D_name[][4] = { "DX", "DX2", "?", "?", "?", "DX4" }; static char Cx86_cb[] __cpuinitdata = "?.5x Core/Bus Clock"; -static char cyrix_model_mult1[] __cpuinitdata = "12??43"; -static char cyrix_model_mult2[] __cpuinitdata = "12233445"; +static const char __cpuinitconst cyrix_model_mult1[] = "12??43"; +static const char __cpuinitconst cyrix_model_mult2[] = "12233445"; /* * Reset the slow-loop (SLOP) bit on the 686(L) which is set by some old @@ -435,7 +435,7 @@ static void __cpuinit cyrix_identify(struct cpuinfo_x86 *c) } } -static struct cpu_dev cyrix_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst cyrix_cpu_dev = { .c_vendor = "Cyrix", .c_ident = { "CyrixInstead" }, .c_early_init = early_init_cyrix, @@ -446,7 +446,7 @@ static struct cpu_dev cyrix_cpu_dev __cpuinitdata = { cpu_dev_register(cyrix_cpu_dev); -static struct cpu_dev nsc_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst nsc_cpu_dev = { .c_vendor = "NSC", .c_ident = { "Geode by NSC" }, .c_init = init_nsc, diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c index 25c559ba8d54..b09d4eb52bb9 100644 --- a/arch/x86/kernel/cpu/intel.c +++ b/arch/x86/kernel/cpu/intel.c @@ -13,6 +13,7 @@ #include <asm/uaccess.h> #include <asm/ds.h> #include <asm/bugs.h> +#include <asm/cpu.h> #ifdef CONFIG_X86_64 #include <asm/topology.h> @@ -53,6 +54,11 @@ static void __cpuinit early_init_intel(struct cpuinfo_x86 *c) c->x86_cache_alignment = 128; #endif + /* CPUID workaround for 0F33/0F34 CPU */ + if (c->x86 == 0xF && c->x86_model == 0x3 + && (c->x86_mask == 0x3 || c->x86_mask == 0x4)) + c->x86_phys_bits = 36; + /* * c->x86_power is 8000_0007 edx. Bit 8 is TSC runs at constant rate * with P/T states and does not stop in deep C-states @@ -110,6 +116,28 @@ static void __cpuinit trap_init_f00f_bug(void) } #endif +static void __cpuinit intel_smp_check(struct cpuinfo_x86 *c) +{ +#ifdef CONFIG_SMP + /* calling is from identify_secondary_cpu() ? */ + if (c->cpu_index == boot_cpu_id) + return; + + /* + * Mask B, Pentium, but not Pentium MMX + */ + if (c->x86 == 5 && + c->x86_mask >= 1 && c->x86_mask <= 4 && + c->x86_model <= 3) { + /* + * Remember we have B step Pentia with bugs + */ + WARN_ONCE(1, "WARNING: SMP operation may be unreliable" + "with B stepping processors.\n"); + } +#endif +} + static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) { unsigned long lo, hi; @@ -186,6 +214,8 @@ static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) #ifdef CONFIG_X86_NUMAQ numaq_tsc_disable(); #endif + + intel_smp_check(c); } #else static void __cpuinit intel_workarounds(struct cpuinfo_x86 *c) @@ -385,7 +415,7 @@ static unsigned int __cpuinit intel_size_cache(struct cpuinfo_x86 *c, unsigned i } #endif -static struct cpu_dev intel_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst intel_cpu_dev = { .c_vendor = "Intel", .c_ident = { "GenuineIntel" }, #ifdef CONFIG_X86_32 diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index 7293508d8f5c..c471eb1a389c 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -32,7 +32,7 @@ struct _cache_table }; /* all the cache descriptor types we care about (no TLB or trace cache entries) */ -static struct _cache_table cache_table[] __cpuinitdata = +static const struct _cache_table __cpuinitconst cache_table[] = { { 0x06, LVL_1_INST, 8 }, /* 4-way set assoc, 32 byte line size */ { 0x08, LVL_1_INST, 16 }, /* 4-way set assoc, 32 byte line size */ @@ -206,15 +206,15 @@ union l3_cache { unsigned val; }; -static unsigned short assocs[] __cpuinitdata = { +static const unsigned short __cpuinitconst assocs[] = { [1] = 1, [2] = 2, [4] = 4, [6] = 8, [8] = 16, [0xa] = 32, [0xb] = 48, [0xc] = 64, [0xf] = 0xffff // ?? }; -static unsigned char levels[] __cpuinitdata = { 1, 1, 2, 3 }; -static unsigned char types[] __cpuinitdata = { 1, 2, 3, 3 }; +static const unsigned char __cpuinitconst levels[] = { 1, 1, 2, 3 }; +static const unsigned char __cpuinitconst types[] = { 1, 2, 3, 3 }; static void __cpuinit amd_cpuid4(int leaf, union _cpuid4_leaf_eax *eax, diff --git a/arch/x86/kernel/cpu/mcheck/Makefile b/arch/x86/kernel/cpu/mcheck/Makefile index d7d2323bbb69..b2f89829bbe8 100644 --- a/arch/x86/kernel/cpu/mcheck/Makefile +++ b/arch/x86/kernel/cpu/mcheck/Makefile @@ -4,3 +4,4 @@ obj-$(CONFIG_X86_32) += k7.o p4.o p5.o p6.o winchip.o obj-$(CONFIG_X86_MCE_INTEL) += mce_intel_64.o obj-$(CONFIG_X86_MCE_AMD) += mce_amd_64.o obj-$(CONFIG_X86_MCE_NONFATAL) += non-fatal.o +obj-$(CONFIG_X86_MCE_THRESHOLD) += threshold.o diff --git a/arch/x86/kernel/cpu/mcheck/mce_32.c b/arch/x86/kernel/cpu/mcheck/mce_32.c index dfaebce3633e..3552119b091d 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_32.c +++ b/arch/x86/kernel/cpu/mcheck/mce_32.c @@ -60,20 +60,6 @@ void mcheck_init(struct cpuinfo_x86 *c) } } -static unsigned long old_cr4 __initdata; - -void __init stop_mce(void) -{ - old_cr4 = read_cr4(); - clear_in_cr4(X86_CR4_MCE); -} - -void __init restart_mce(void) -{ - if (old_cr4 & X86_CR4_MCE) - set_in_cr4(X86_CR4_MCE); -} - static int __init mcheck_disable(char *str) { mce_disabled = 1; diff --git a/arch/x86/kernel/cpu/mcheck/mce_64.c b/arch/x86/kernel/cpu/mcheck/mce_64.c index fe79985ce0f2..ca14604611ec 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_64.c @@ -3,6 +3,8 @@ * K8 parts Copyright 2002,2003 Andi Kleen, SuSE Labs. * Rest from unknown author(s). * 2004 Andi Kleen. Rewrote most of it. + * Copyright 2008 Intel Corporation + * Author: Andi Kleen */ #include <linux/init.h> @@ -24,6 +26,9 @@ #include <linux/ctype.h> #include <linux/kmod.h> #include <linux/kdebug.h> +#include <linux/kobject.h> +#include <linux/sysfs.h> +#include <linux/ratelimit.h> #include <asm/processor.h> #include <asm/msr.h> #include <asm/mce.h> @@ -32,7 +37,6 @@ #include <asm/idle.h> #define MISC_MCELOG_MINOR 227 -#define NR_SYSFS_BANKS 6 atomic_t mce_entry; @@ -47,7 +51,7 @@ static int mce_dont_init; */ static int tolerant = 1; static int banks; -static unsigned long bank[NR_SYSFS_BANKS] = { [0 ... NR_SYSFS_BANKS-1] = ~0UL }; +static u64 *bank; static unsigned long notify_user; static int rip_msr; static int mce_bootlog = -1; @@ -58,6 +62,19 @@ static char *trigger_argv[2] = { trigger, NULL }; static DECLARE_WAIT_QUEUE_HEAD(mce_wait); +/* MCA banks polled by the period polling timer for corrected events */ +DEFINE_PER_CPU(mce_banks_t, mce_poll_banks) = { + [0 ... BITS_TO_LONGS(MAX_NR_BANKS)-1] = ~0UL +}; + +/* Do initial initialization of a struct mce */ +void mce_setup(struct mce *m) +{ + memset(m, 0, sizeof(struct mce)); + m->cpu = smp_processor_id(); + rdtscll(m->tsc); +} + /* * Lockless MCE logging infrastructure. * This avoids deadlocks on printk locks without having to break locks. Also @@ -119,11 +136,11 @@ static void print_mce(struct mce *m) print_symbol("{%s}", m->ip); printk("\n"); } - printk(KERN_EMERG "TSC %Lx ", m->tsc); + printk(KERN_EMERG "TSC %llx ", m->tsc); if (m->addr) - printk("ADDR %Lx ", m->addr); + printk("ADDR %llx ", m->addr); if (m->misc) - printk("MISC %Lx ", m->misc); + printk("MISC %llx ", m->misc); printk("\n"); printk(KERN_EMERG "This is not a software problem!\n"); printk(KERN_EMERG "Run through mcelog --ascii to decode " @@ -149,8 +166,10 @@ static void mce_panic(char *msg, struct mce *backup, unsigned long start) panic(msg); } -static int mce_available(struct cpuinfo_x86 *c) +int mce_available(struct cpuinfo_x86 *c) { + if (mce_dont_init) + return 0; return cpu_has(c, X86_FEATURE_MCE) && cpu_has(c, X86_FEATURE_MCA); } @@ -172,7 +191,77 @@ static inline void mce_get_rip(struct mce *m, struct pt_regs *regs) } /* - * The actual machine check handler + * Poll for corrected events or events that happened before reset. + * Those are just logged through /dev/mcelog. + * + * This is executed in standard interrupt context. + */ +void machine_check_poll(enum mcp_flags flags, mce_banks_t *b) +{ + struct mce m; + int i; + + mce_setup(&m); + + rdmsrl(MSR_IA32_MCG_STATUS, m.mcgstatus); + for (i = 0; i < banks; i++) { + if (!bank[i] || !test_bit(i, *b)) + continue; + + m.misc = 0; + m.addr = 0; + m.bank = i; + m.tsc = 0; + + barrier(); + rdmsrl(MSR_IA32_MC0_STATUS + i*4, m.status); + if (!(m.status & MCI_STATUS_VAL)) + continue; + + /* + * Uncorrected events are handled by the exception handler + * when it is enabled. But when the exception is disabled log + * everything. + * + * TBD do the same check for MCI_STATUS_EN here? + */ + if ((m.status & MCI_STATUS_UC) && !(flags & MCP_UC)) + continue; + + if (m.status & MCI_STATUS_MISCV) + rdmsrl(MSR_IA32_MC0_MISC + i*4, m.misc); + if (m.status & MCI_STATUS_ADDRV) + rdmsrl(MSR_IA32_MC0_ADDR + i*4, m.addr); + + if (!(flags & MCP_TIMESTAMP)) + m.tsc = 0; + /* + * Don't get the IP here because it's unlikely to + * have anything to do with the actual error location. + */ + + mce_log(&m); + add_taint(TAINT_MACHINE_CHECK); + + /* + * Clear state for this bank. + */ + wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0); + } + + /* + * Don't clear MCG_STATUS here because it's only defined for + * exceptions. + */ +} + +/* + * The actual machine check handler. This only handles real + * exceptions when something got corrupted coming in through int 18. + * + * This is executed in NMI context not subject to normal locking rules. This + * implies that most kernel services cannot be safely used. Don't even + * think about putting a printk in there! */ void do_machine_check(struct pt_regs * regs, long error_code) { @@ -190,17 +279,18 @@ void do_machine_check(struct pt_regs * regs, long error_code) * error. */ int kill_it = 0; + DECLARE_BITMAP(toclear, MAX_NR_BANKS); atomic_inc(&mce_entry); - if ((regs - && notify_die(DIE_NMI, "machine check", regs, error_code, + if (notify_die(DIE_NMI, "machine check", regs, error_code, 18, SIGKILL) == NOTIFY_STOP) - || !banks) + goto out2; + if (!banks) goto out2; - memset(&m, 0, sizeof(struct mce)); - m.cpu = smp_processor_id(); + mce_setup(&m); + rdmsrl(MSR_IA32_MCG_STATUS, m.mcgstatus); /* if the restart IP is not valid, we're done for */ if (!(m.mcgstatus & MCG_STATUS_RIPV)) @@ -210,18 +300,32 @@ void do_machine_check(struct pt_regs * regs, long error_code) barrier(); for (i = 0; i < banks; i++) { - if (i < NR_SYSFS_BANKS && !bank[i]) + __clear_bit(i, toclear); + if (!bank[i]) continue; m.misc = 0; m.addr = 0; m.bank = i; - m.tsc = 0; rdmsrl(MSR_IA32_MC0_STATUS + i*4, m.status); if ((m.status & MCI_STATUS_VAL) == 0) continue; + /* + * Non uncorrected errors are handled by machine_check_poll + * Leave them alone. + */ + if ((m.status & MCI_STATUS_UC) == 0) + continue; + + /* + * Set taint even when machine check was not enabled. + */ + add_taint(TAINT_MACHINE_CHECK); + + __set_bit(i, toclear); + if (m.status & MCI_STATUS_EN) { /* if PCC was set, there's no way out */ no_way_out |= !!(m.status & MCI_STATUS_PCC); @@ -235,6 +339,12 @@ void do_machine_check(struct pt_regs * regs, long error_code) no_way_out = 1; kill_it = 1; } + } else { + /* + * Machine check event was not enabled. Clear, but + * ignore. + */ + continue; } if (m.status & MCI_STATUS_MISCV) @@ -243,10 +353,7 @@ void do_machine_check(struct pt_regs * regs, long error_code) rdmsrl(MSR_IA32_MC0_ADDR + i*4, m.addr); mce_get_rip(&m, regs); - if (error_code >= 0) - rdtscll(m.tsc); - if (error_code != -2) - mce_log(&m); + mce_log(&m); /* Did this bank cause the exception? */ /* Assume that the bank with uncorrectable errors did it, @@ -255,14 +362,8 @@ void do_machine_check(struct pt_regs * regs, long error_code) panicm = m; panicm_found = 1; } - - add_taint(TAINT_MACHINE_CHECK); } - /* Never do anything final in the polling timer */ - if (!regs) - goto out; - /* If we didn't find an uncorrectable error, pick the last one (shouldn't happen, just being safe). */ if (!panicm_found) @@ -309,10 +410,11 @@ void do_machine_check(struct pt_regs * regs, long error_code) /* notify userspace ASAP */ set_thread_flag(TIF_MCE_NOTIFY); - out: /* the last thing we do is clear state */ - for (i = 0; i < banks; i++) - wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0); + for (i = 0; i < banks; i++) { + if (test_bit(i, toclear)) + wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0); + } wrmsrl(MSR_IA32_MCG_STATUS, 0); out2: atomic_dec(&mce_entry); @@ -332,15 +434,13 @@ void do_machine_check(struct pt_regs * regs, long error_code) * and historically has been the register value of the * MSR_IA32_THERMAL_STATUS (Intel) msr. */ -void mce_log_therm_throt_event(unsigned int cpu, __u64 status) +void mce_log_therm_throt_event(__u64 status) { struct mce m; - memset(&m, 0, sizeof(m)); - m.cpu = cpu; + mce_setup(&m); m.bank = MCE_THERMAL_BANK; m.status = status; - rdtscll(m.tsc); mce_log(&m); } #endif /* CONFIG_X86_MCE_INTEL */ @@ -353,18 +453,18 @@ void mce_log_therm_throt_event(unsigned int cpu, __u64 status) static int check_interval = 5 * 60; /* 5 minutes */ static int next_interval; /* in jiffies */ -static void mcheck_timer(struct work_struct *work); -static DECLARE_DELAYED_WORK(mcheck_work, mcheck_timer); +static void mcheck_timer(unsigned long); +static DEFINE_PER_CPU(struct timer_list, mce_timer); -static void mcheck_check_cpu(void *info) +static void mcheck_timer(unsigned long data) { - if (mce_available(¤t_cpu_data)) - do_machine_check(NULL, 0); -} + struct timer_list *t = &per_cpu(mce_timer, data); -static void mcheck_timer(struct work_struct *work) -{ - on_each_cpu(mcheck_check_cpu, NULL, 1); + WARN_ON(smp_processor_id() != data); + + if (mce_available(¤t_cpu_data)) + machine_check_poll(MCP_TIMESTAMP, + &__get_cpu_var(mce_poll_banks)); /* * Alert userspace if needed. If we logged an MCE, reduce the @@ -377,31 +477,41 @@ static void mcheck_timer(struct work_struct *work) (int)round_jiffies_relative(check_interval*HZ)); } - schedule_delayed_work(&mcheck_work, next_interval); + t->expires = jiffies + next_interval; + add_timer(t); +} + +static void mce_do_trigger(struct work_struct *work) +{ + call_usermodehelper(trigger, trigger_argv, NULL, UMH_NO_WAIT); } +static DECLARE_WORK(mce_trigger_work, mce_do_trigger); + /* - * This is only called from process context. This is where we do - * anything we need to alert userspace about new MCEs. This is called - * directly from the poller and also from entry.S and idle, thanks to - * TIF_MCE_NOTIFY. + * Notify the user(s) about new machine check events. + * Can be called from interrupt context, but not from machine check/NMI + * context. */ int mce_notify_user(void) { + /* Not more than two messages every minute */ + static DEFINE_RATELIMIT_STATE(ratelimit, 60*HZ, 2); + clear_thread_flag(TIF_MCE_NOTIFY); if (test_and_clear_bit(0, ¬ify_user)) { - static unsigned long last_print; - unsigned long now = jiffies; - wake_up_interruptible(&mce_wait); - if (trigger[0]) - call_usermodehelper(trigger, trigger_argv, NULL, - UMH_NO_WAIT); - if (time_after_eq(now, last_print + (check_interval*HZ))) { - last_print = now; + /* + * There is no risk of missing notifications because + * work_pending is always cleared before the function is + * executed. + */ + if (trigger[0] && !work_pending(&mce_trigger_work)) + schedule_work(&mce_trigger_work); + + if (__ratelimit(&ratelimit)) printk(KERN_INFO "Machine check events logged\n"); - } return 1; } @@ -425,63 +535,78 @@ static struct notifier_block mce_idle_notifier = { static __init int periodic_mcheck_init(void) { - next_interval = check_interval * HZ; - if (next_interval) - schedule_delayed_work(&mcheck_work, - round_jiffies_relative(next_interval)); - idle_notifier_register(&mce_idle_notifier); - return 0; + idle_notifier_register(&mce_idle_notifier); + return 0; } __initcall(periodic_mcheck_init); - /* * Initialize Machine Checks for a CPU. */ -static void mce_init(void *dummy) +static int mce_cap_init(void) { u64 cap; - int i; + unsigned b; rdmsrl(MSR_IA32_MCG_CAP, cap); - banks = cap & 0xff; - if (banks > MCE_EXTENDED_BANK) { - banks = MCE_EXTENDED_BANK; - printk(KERN_INFO "MCE: warning: using only %d banks\n", - MCE_EXTENDED_BANK); + b = cap & 0xff; + if (b > MAX_NR_BANKS) { + printk(KERN_WARNING + "MCE: Using only %u machine check banks out of %u\n", + MAX_NR_BANKS, b); + b = MAX_NR_BANKS; } + + /* Don't support asymmetric configurations today */ + WARN_ON(banks != 0 && b != banks); + banks = b; + if (!bank) { + bank = kmalloc(banks * sizeof(u64), GFP_KERNEL); + if (!bank) + return -ENOMEM; + memset(bank, 0xff, banks * sizeof(u64)); + } + /* Use accurate RIP reporting if available. */ if ((cap & (1<<9)) && ((cap >> 16) & 0xff) >= 9) rip_msr = MSR_IA32_MCG_EIP; - /* Log the machine checks left over from the previous reset. - This also clears all registers */ - do_machine_check(NULL, mce_bootlog ? -1 : -2); + return 0; +} + +static void mce_init(void *dummy) +{ + u64 cap; + int i; + mce_banks_t all_banks; + + /* + * Log the machine checks left over from the previous reset. + */ + bitmap_fill(all_banks, MAX_NR_BANKS); + machine_check_poll(MCP_UC, &all_banks); set_in_cr4(X86_CR4_MCE); + rdmsrl(MSR_IA32_MCG_CAP, cap); if (cap & MCG_CTL_P) wrmsr(MSR_IA32_MCG_CTL, 0xffffffff, 0xffffffff); for (i = 0; i < banks; i++) { - if (i < NR_SYSFS_BANKS) - wrmsrl(MSR_IA32_MC0_CTL+4*i, bank[i]); - else - wrmsrl(MSR_IA32_MC0_CTL+4*i, ~0UL); - + wrmsrl(MSR_IA32_MC0_CTL+4*i, bank[i]); wrmsrl(MSR_IA32_MC0_STATUS+4*i, 0); } } /* Add per CPU specific workarounds here */ -static void __cpuinit mce_cpu_quirks(struct cpuinfo_x86 *c) +static void mce_cpu_quirks(struct cpuinfo_x86 *c) { /* This should be disabled by the BIOS, but isn't always */ if (c->x86_vendor == X86_VENDOR_AMD) { - if(c->x86 == 15) + if (c->x86 == 15 && banks > 4) /* disable GART TBL walk error reporting, which trips off incorrectly with the IOMMU & 3ware & Cerberus. */ - clear_bit(10, &bank[4]); + clear_bit(10, (unsigned long *)&bank[4]); if(c->x86 <= 17 && mce_bootlog < 0) /* Lots of broken BIOS around that don't clear them by default and leave crap in there. Don't log. */ @@ -504,20 +629,38 @@ static void mce_cpu_features(struct cpuinfo_x86 *c) } } +static void mce_init_timer(void) +{ + struct timer_list *t = &__get_cpu_var(mce_timer); + + /* data race harmless because everyone sets to the same value */ + if (!next_interval) + next_interval = check_interval * HZ; + if (!next_interval) + return; + setup_timer(t, mcheck_timer, smp_processor_id()); + t->expires = round_jiffies(jiffies + next_interval); + add_timer(t); +} + /* * Called for each booted CPU to set up machine checks. * Must be called with preempt off. */ void __cpuinit mcheck_init(struct cpuinfo_x86 *c) { - mce_cpu_quirks(c); + if (!mce_available(c)) + return; - if (mce_dont_init || - !mce_available(c)) + if (mce_cap_init() < 0) { + mce_dont_init = 1; return; + } + mce_cpu_quirks(c); mce_init(NULL); mce_cpu_features(c); + mce_init_timer(); } /* @@ -573,7 +716,7 @@ static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, { unsigned long *cpu_tsc; static DEFINE_MUTEX(mce_read_mutex); - unsigned next; + unsigned prev, next; char __user *buf = ubuf; int i, err; @@ -592,25 +735,32 @@ static ssize_t mce_read(struct file *filp, char __user *ubuf, size_t usize, } err = 0; - for (i = 0; i < next; i++) { - unsigned long start = jiffies; - - while (!mcelog.entry[i].finished) { - if (time_after_eq(jiffies, start + 2)) { - memset(mcelog.entry + i,0, sizeof(struct mce)); - goto timeout; + prev = 0; + do { + for (i = prev; i < next; i++) { + unsigned long start = jiffies; + + while (!mcelog.entry[i].finished) { + if (time_after_eq(jiffies, start + 2)) { + memset(mcelog.entry + i, 0, + sizeof(struct mce)); + goto timeout; + } + cpu_relax(); } - cpu_relax(); + smp_rmb(); + err |= copy_to_user(buf, mcelog.entry + i, + sizeof(struct mce)); + buf += sizeof(struct mce); +timeout: + ; } - smp_rmb(); - err |= copy_to_user(buf, mcelog.entry + i, sizeof(struct mce)); - buf += sizeof(struct mce); - timeout: - ; - } - memset(mcelog.entry, 0, next * sizeof(struct mce)); - mcelog.next = 0; + memset(mcelog.entry + prev, 0, + (next - prev) * sizeof(struct mce)); + prev = next; + next = cmpxchg(&mcelog.next, prev, 0); + } while (next != prev); synchronize_sched(); @@ -680,20 +830,6 @@ static struct miscdevice mce_log_device = { &mce_chrdev_ops, }; -static unsigned long old_cr4 __initdata; - -void __init stop_mce(void) -{ - old_cr4 = read_cr4(); - clear_in_cr4(X86_CR4_MCE); -} - -void __init restart_mce(void) -{ - if (old_cr4 & X86_CR4_MCE) - set_in_cr4(X86_CR4_MCE); -} - /* * Old style boot options parsing. Only for compatibility. */ @@ -703,8 +839,7 @@ static int __init mcheck_disable(char *str) return 1; } -/* mce=off disables machine check. Note you can re-enable it later - using sysfs. +/* mce=off disables machine check. mce=TOLERANCELEVEL (number, see above) mce=bootlog Log MCEs from before booting. Disabled by default on AMD. mce=nobootlog Don't log MCEs from before booting. */ @@ -728,6 +863,29 @@ __setup("mce=", mcheck_enable); * Sysfs support */ +/* + * Disable machine checks on suspend and shutdown. We can't really handle + * them later. + */ +static int mce_disable(void) +{ + int i; + + for (i = 0; i < banks; i++) + wrmsrl(MSR_IA32_MC0_CTL + i*4, 0); + return 0; +} + +static int mce_suspend(struct sys_device *dev, pm_message_t state) +{ + return mce_disable(); +} + +static int mce_shutdown(struct sys_device *dev) +{ + return mce_disable(); +} + /* On resume clear all MCE state. Don't want to see leftovers from the BIOS. Only one CPU is active at this time, the others get readded later using CPU hotplug. */ @@ -738,20 +896,24 @@ static int mce_resume(struct sys_device *dev) return 0; } +static void mce_cpu_restart(void *data) +{ + del_timer_sync(&__get_cpu_var(mce_timer)); + if (mce_available(¤t_cpu_data)) + mce_init(NULL); + mce_init_timer(); +} + /* Reinit MCEs after user configuration changes */ static void mce_restart(void) { - if (next_interval) - cancel_delayed_work(&mcheck_work); - /* Timer race is harmless here */ - on_each_cpu(mce_init, NULL, 1); next_interval = check_interval * HZ; - if (next_interval) - schedule_delayed_work(&mcheck_work, - round_jiffies_relative(next_interval)); + on_each_cpu(mce_cpu_restart, NULL, 1); } static struct sysdev_class mce_sysclass = { + .suspend = mce_suspend, + .shutdown = mce_shutdown, .resume = mce_resume, .name = "machinecheck", }; @@ -778,16 +940,26 @@ void (*threshold_cpu_callback)(unsigned long action, unsigned int cpu) __cpuinit } \ static SYSDEV_ATTR(name, 0644, show_ ## name, set_ ## name); -/* - * TBD should generate these dynamically based on number of available banks. - * Have only 6 contol banks in /sysfs until then. - */ -ACCESSOR(bank0ctl,bank[0],mce_restart()) -ACCESSOR(bank1ctl,bank[1],mce_restart()) -ACCESSOR(bank2ctl,bank[2],mce_restart()) -ACCESSOR(bank3ctl,bank[3],mce_restart()) -ACCESSOR(bank4ctl,bank[4],mce_restart()) -ACCESSOR(bank5ctl,bank[5],mce_restart()) +static struct sysdev_attribute *bank_attrs; + +static ssize_t show_bank(struct sys_device *s, struct sysdev_attribute *attr, + char *buf) +{ + u64 b = bank[attr - bank_attrs]; + return sprintf(buf, "%llx\n", b); +} + +static ssize_t set_bank(struct sys_device *s, struct sysdev_attribute *attr, + const char *buf, size_t siz) +{ + char *end; + u64 new = simple_strtoull(buf, &end, 0); + if (end == buf) + return -EINVAL; + bank[attr - bank_attrs] = new; + mce_restart(); + return end-buf; +} static ssize_t show_trigger(struct sys_device *s, struct sysdev_attribute *attr, char *buf) @@ -814,8 +986,6 @@ static SYSDEV_ATTR(trigger, 0644, show_trigger, set_trigger); static SYSDEV_INT_ATTR(tolerant, 0644, tolerant); ACCESSOR(check_interval,check_interval,mce_restart()) static struct sysdev_attribute *mce_attributes[] = { - &attr_bank0ctl, &attr_bank1ctl, &attr_bank2ctl, - &attr_bank3ctl, &attr_bank4ctl, &attr_bank5ctl, &attr_tolerant.attr, &attr_check_interval, &attr_trigger, NULL }; @@ -845,11 +1015,22 @@ static __cpuinit int mce_create_device(unsigned int cpu) if (err) goto error; } + for (i = 0; i < banks; i++) { + err = sysdev_create_file(&per_cpu(device_mce, cpu), + &bank_attrs[i]); + if (err) + goto error2; + } cpu_set(cpu, mce_device_initialized); return 0; +error2: + while (--i >= 0) { + sysdev_remove_file(&per_cpu(device_mce, cpu), + &bank_attrs[i]); + } error: - while (i--) { + while (--i >= 0) { sysdev_remove_file(&per_cpu(device_mce,cpu), mce_attributes[i]); } @@ -868,15 +1049,46 @@ static __cpuinit void mce_remove_device(unsigned int cpu) for (i = 0; mce_attributes[i]; i++) sysdev_remove_file(&per_cpu(device_mce,cpu), mce_attributes[i]); + for (i = 0; i < banks; i++) + sysdev_remove_file(&per_cpu(device_mce, cpu), + &bank_attrs[i]); sysdev_unregister(&per_cpu(device_mce,cpu)); cpu_clear(cpu, mce_device_initialized); } +/* Make sure there are no machine checks on offlined CPUs. */ +static void mce_disable_cpu(void *h) +{ + int i; + unsigned long action = *(unsigned long *)h; + + if (!mce_available(¤t_cpu_data)) + return; + if (!(action & CPU_TASKS_FROZEN)) + cmci_clear(); + for (i = 0; i < banks; i++) + wrmsrl(MSR_IA32_MC0_CTL + i*4, 0); +} + +static void mce_reenable_cpu(void *h) +{ + int i; + unsigned long action = *(unsigned long *)h; + + if (!mce_available(¤t_cpu_data)) + return; + if (!(action & CPU_TASKS_FROZEN)) + cmci_reenable(); + for (i = 0; i < banks; i++) + wrmsrl(MSR_IA32_MC0_CTL + i*4, bank[i]); +} + /* Get notified when a cpu comes on/off. Be hotplug friendly. */ static int __cpuinit mce_cpu_callback(struct notifier_block *nfb, unsigned long action, void *hcpu) { unsigned int cpu = (unsigned long)hcpu; + struct timer_list *t = &per_cpu(mce_timer, cpu); switch (action) { case CPU_ONLINE: @@ -891,6 +1103,21 @@ static int __cpuinit mce_cpu_callback(struct notifier_block *nfb, threshold_cpu_callback(action, cpu); mce_remove_device(cpu); break; + case CPU_DOWN_PREPARE: + case CPU_DOWN_PREPARE_FROZEN: + del_timer_sync(t); + smp_call_function_single(cpu, mce_disable_cpu, &action, 1); + break; + case CPU_DOWN_FAILED: + case CPU_DOWN_FAILED_FROZEN: + t->expires = round_jiffies(jiffies + next_interval); + add_timer_on(t, cpu); + smp_call_function_single(cpu, mce_reenable_cpu, &action, 1); + break; + case CPU_POST_DEAD: + /* intentionally ignoring frozen here */ + cmci_rediscover(cpu); + break; } return NOTIFY_OK; } @@ -899,6 +1126,34 @@ static struct notifier_block mce_cpu_notifier __cpuinitdata = { .notifier_call = mce_cpu_callback, }; +static __init int mce_init_banks(void) +{ + int i; + + bank_attrs = kzalloc(sizeof(struct sysdev_attribute) * banks, + GFP_KERNEL); + if (!bank_attrs) + return -ENOMEM; + + for (i = 0; i < banks; i++) { + struct sysdev_attribute *a = &bank_attrs[i]; + a->attr.name = kasprintf(GFP_KERNEL, "bank%d", i); + if (!a->attr.name) + goto nomem; + a->attr.mode = 0644; + a->show = show_bank; + a->store = set_bank; + } + return 0; + +nomem: + while (--i >= 0) + kfree(bank_attrs[i].attr.name); + kfree(bank_attrs); + bank_attrs = NULL; + return -ENOMEM; +} + static __init int mce_init_device(void) { int err; @@ -906,6 +1161,11 @@ static __init int mce_init_device(void) if (!mce_available(&boot_cpu_data)) return -EIO; + + err = mce_init_banks(); + if (err) + return err; + err = sysdev_class_register(&mce_sysclass); if (err) return err; diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c index 9817506dd469..7d01be868870 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_amd_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_amd_64.c @@ -79,6 +79,8 @@ static unsigned char shared_bank[NR_BANKS] = { static DEFINE_PER_CPU(unsigned char, bank_map); /* see which banks are on */ +static void amd_threshold_interrupt(void); + /* * CPU Initialization */ @@ -90,7 +92,8 @@ struct thresh_restart { }; /* must be called with correct cpu affinity */ -static long threshold_restart_bank(void *_tr) +/* Called via smp_call_function_single() */ +static void threshold_restart_bank(void *_tr) { struct thresh_restart *tr = _tr; u32 mci_misc_hi, mci_misc_lo; @@ -117,7 +120,6 @@ static long threshold_restart_bank(void *_tr) mci_misc_hi |= MASK_COUNT_EN_HI; wrmsr(tr->b->address, mci_misc_lo, mci_misc_hi); - return 0; } /* cpu init entry point, called from mce.c with preempt off */ @@ -174,6 +176,8 @@ void mce_amd_feature_init(struct cpuinfo_x86 *c) tr.reset = 0; tr.old_limit = 0; threshold_restart_bank(&tr); + + mce_threshold_vector = amd_threshold_interrupt; } } } @@ -187,19 +191,13 @@ void mce_amd_feature_init(struct cpuinfo_x86 *c) * the interrupt goes off when error_count reaches threshold_limit. * the handler will simply log mcelog w/ software defined bank number. */ -asmlinkage void mce_threshold_interrupt(void) +static void amd_threshold_interrupt(void) { unsigned int bank, block; struct mce m; u32 low = 0, high = 0, address = 0; - ack_APIC_irq(); - exit_idle(); - irq_enter(); - - memset(&m, 0, sizeof(m)); - rdtscll(m.tsc); - m.cpu = smp_processor_id(); + mce_setup(&m); /* assume first bank caused it */ for (bank = 0; bank < NR_BANKS; ++bank) { @@ -233,7 +231,8 @@ asmlinkage void mce_threshold_interrupt(void) /* Log the machine check that caused the threshold event. */ - do_machine_check(NULL, 0); + machine_check_poll(MCP_TIMESTAMP, + &__get_cpu_var(mce_poll_banks)); if (high & MASK_OVERFLOW_HI) { rdmsrl(address, m.misc); @@ -243,13 +242,10 @@ asmlinkage void mce_threshold_interrupt(void) + bank * NR_BLOCKS + block; mce_log(&m); - goto out; + return; } } } -out: - inc_irq_stat(irq_threshold_count); - irq_exit(); } /* @@ -283,7 +279,7 @@ static ssize_t store_interrupt_enable(struct threshold_block *b, tr.b = b; tr.reset = 0; tr.old_limit = 0; - work_on_cpu(b->cpu, threshold_restart_bank, &tr); + smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1); return end - buf; } @@ -305,23 +301,32 @@ static ssize_t store_threshold_limit(struct threshold_block *b, tr.b = b; tr.reset = 0; - work_on_cpu(b->cpu, threshold_restart_bank, &tr); + smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1); return end - buf; } -static long local_error_count(void *_b) +struct threshold_block_cross_cpu { + struct threshold_block *tb; + long retval; +}; + +static void local_error_count_handler(void *_tbcc) { - struct threshold_block *b = _b; + struct threshold_block_cross_cpu *tbcc = _tbcc; + struct threshold_block *b = tbcc->tb; u32 low, high; rdmsr(b->address, low, high); - return (high & 0xFFF) - (THRESHOLD_MAX - b->threshold_limit); + tbcc->retval = (high & 0xFFF) - (THRESHOLD_MAX - b->threshold_limit); } static ssize_t show_error_count(struct threshold_block *b, char *buf) { - return sprintf(buf, "%lx\n", work_on_cpu(b->cpu, local_error_count, b)); + struct threshold_block_cross_cpu tbcc = { .tb = b, }; + + smp_call_function_single(b->cpu, local_error_count_handler, &tbcc, 1); + return sprintf(buf, "%lx\n", tbcc.retval); } static ssize_t store_error_count(struct threshold_block *b, @@ -329,7 +334,7 @@ static ssize_t store_error_count(struct threshold_block *b, { struct thresh_restart tr = { .b = b, .reset = 1, .old_limit = 0 }; - work_on_cpu(b->cpu, threshold_restart_bank, &tr); + smp_call_function_single(b->cpu, threshold_restart_bank, &tr, 1); return 1; } @@ -398,7 +403,7 @@ static __cpuinit int allocate_threshold_blocks(unsigned int cpu, if ((bank >= NR_BANKS) || (block >= NR_BLOCKS)) return 0; - if (rdmsr_safe(address, &low, &high)) + if (rdmsr_safe_on_cpu(cpu, address, &low, &high)) return 0; if (!(high & MASK_VALID_HI)) { @@ -462,12 +467,11 @@ out_free: return err; } -static __cpuinit long local_allocate_threshold_blocks(void *_bank) +static __cpuinit long +local_allocate_threshold_blocks(int cpu, unsigned int bank) { - unsigned int *bank = _bank; - - return allocate_threshold_blocks(smp_processor_id(), *bank, 0, - MSR_IA32_MC0_MISC + *bank * 4); + return allocate_threshold_blocks(cpu, bank, 0, + MSR_IA32_MC0_MISC + bank * 4); } /* symlinks sibling shared banks to first core. first core owns dir/files. */ @@ -530,7 +534,7 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank) per_cpu(threshold_banks, cpu)[bank] = b; - err = work_on_cpu(cpu, local_allocate_threshold_blocks, &bank); + err = local_allocate_threshold_blocks(cpu, bank); if (err) goto out_free; diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c index aa5e287c98e0..57df3d383470 100644 --- a/arch/x86/kernel/cpu/mcheck/mce_intel_64.c +++ b/arch/x86/kernel/cpu/mcheck/mce_intel_64.c @@ -1,6 +1,8 @@ /* * Intel specific MCE features. * Copyright 2004 Zwane Mwaikambo <zwane@linuxpower.ca> + * Copyright (C) 2008, 2009 Intel Corporation + * Author: Andi Kleen */ #include <linux/init.h> @@ -13,6 +15,7 @@ #include <asm/hw_irq.h> #include <asm/idle.h> #include <asm/therm_throt.h> +#include <asm/apic.h> asmlinkage void smp_thermal_interrupt(void) { @@ -25,7 +28,7 @@ asmlinkage void smp_thermal_interrupt(void) rdmsrl(MSR_IA32_THERM_STATUS, msr_val); if (therm_throt_process(msr_val & 1)) - mce_log_therm_throt_event(smp_processor_id(), msr_val); + mce_log_therm_throt_event(msr_val); inc_irq_stat(irq_thermal_count); irq_exit(); @@ -85,7 +88,209 @@ static void intel_init_thermal(struct cpuinfo_x86 *c) return; } +/* + * Support for Intel Correct Machine Check Interrupts. This allows + * the CPU to raise an interrupt when a corrected machine check happened. + * Normally we pick those up using a regular polling timer. + * Also supports reliable discovery of shared banks. + */ + +static DEFINE_PER_CPU(mce_banks_t, mce_banks_owned); + +/* + * cmci_discover_lock protects against parallel discovery attempts + * which could race against each other. + */ +static DEFINE_SPINLOCK(cmci_discover_lock); + +#define CMCI_THRESHOLD 1 + +static int cmci_supported(int *banks) +{ + u64 cap; + + /* + * Vendor check is not strictly needed, but the initial + * initialization is vendor keyed and this + * makes sure none of the backdoors are entered otherwise. + */ + if (boot_cpu_data.x86_vendor != X86_VENDOR_INTEL) + return 0; + if (!cpu_has_apic || lapic_get_maxlvt() < 6) + return 0; + rdmsrl(MSR_IA32_MCG_CAP, cap); + *banks = min_t(unsigned, MAX_NR_BANKS, cap & 0xff); + return !!(cap & MCG_CMCI_P); +} + +/* + * The interrupt handler. This is called on every event. + * Just call the poller directly to log any events. + * This could in theory increase the threshold under high load, + * but doesn't for now. + */ +static void intel_threshold_interrupt(void) +{ + machine_check_poll(MCP_TIMESTAMP, &__get_cpu_var(mce_banks_owned)); + mce_notify_user(); +} + +static void print_update(char *type, int *hdr, int num) +{ + if (*hdr == 0) + printk(KERN_INFO "CPU %d MCA banks", smp_processor_id()); + *hdr = 1; + printk(KERN_CONT " %s:%d", type, num); +} + +/* + * Enable CMCI (Corrected Machine Check Interrupt) for available MCE banks + * on this CPU. Use the algorithm recommended in the SDM to discover shared + * banks. + */ +static void cmci_discover(int banks, int boot) +{ + unsigned long *owned = (void *)&__get_cpu_var(mce_banks_owned); + int hdr = 0; + int i; + + spin_lock(&cmci_discover_lock); + for (i = 0; i < banks; i++) { + u64 val; + + if (test_bit(i, owned)) + continue; + + rdmsrl(MSR_IA32_MC0_CTL2 + i, val); + + /* Already owned by someone else? */ + if (val & CMCI_EN) { + if (test_and_clear_bit(i, owned) || boot) + print_update("SHD", &hdr, i); + __clear_bit(i, __get_cpu_var(mce_poll_banks)); + continue; + } + + val |= CMCI_EN | CMCI_THRESHOLD; + wrmsrl(MSR_IA32_MC0_CTL2 + i, val); + rdmsrl(MSR_IA32_MC0_CTL2 + i, val); + + /* Did the enable bit stick? -- the bank supports CMCI */ + if (val & CMCI_EN) { + if (!test_and_set_bit(i, owned) || boot) + print_update("CMCI", &hdr, i); + __clear_bit(i, __get_cpu_var(mce_poll_banks)); + } else { + WARN_ON(!test_bit(i, __get_cpu_var(mce_poll_banks))); + } + } + spin_unlock(&cmci_discover_lock); + if (hdr) + printk(KERN_CONT "\n"); +} + +/* + * Just in case we missed an event during initialization check + * all the CMCI owned banks. + */ +void cmci_recheck(void) +{ + unsigned long flags; + int banks; + + if (!mce_available(¤t_cpu_data) || !cmci_supported(&banks)) + return; + local_irq_save(flags); + machine_check_poll(MCP_TIMESTAMP, &__get_cpu_var(mce_banks_owned)); + local_irq_restore(flags); +} + +/* + * Disable CMCI on this CPU for all banks it owns when it goes down. + * This allows other CPUs to claim the banks on rediscovery. + */ +void cmci_clear(void) +{ + int i; + int banks; + u64 val; + + if (!cmci_supported(&banks)) + return; + spin_lock(&cmci_discover_lock); + for (i = 0; i < banks; i++) { + if (!test_bit(i, __get_cpu_var(mce_banks_owned))) + continue; + /* Disable CMCI */ + rdmsrl(MSR_IA32_MC0_CTL2 + i, val); + val &= ~(CMCI_EN|CMCI_THRESHOLD_MASK); + wrmsrl(MSR_IA32_MC0_CTL2 + i, val); + __clear_bit(i, __get_cpu_var(mce_banks_owned)); + } + spin_unlock(&cmci_discover_lock); +} + +/* + * After a CPU went down cycle through all the others and rediscover + * Must run in process context. + */ +void cmci_rediscover(int dying) +{ + int banks; + int cpu; + cpumask_var_t old; + + if (!cmci_supported(&banks)) + return; + if (!alloc_cpumask_var(&old, GFP_KERNEL)) + return; + cpumask_copy(old, ¤t->cpus_allowed); + + for_each_online_cpu (cpu) { + if (cpu == dying) + continue; + if (set_cpus_allowed_ptr(current, &cpumask_of_cpu(cpu))) + continue; + /* Recheck banks in case CPUs don't all have the same */ + if (cmci_supported(&banks)) + cmci_discover(banks, 0); + } + + set_cpus_allowed_ptr(current, old); + free_cpumask_var(old); +} + +/* + * Reenable CMCI on this CPU in case a CPU down failed. + */ +void cmci_reenable(void) +{ + int banks; + if (cmci_supported(&banks)) + cmci_discover(banks, 0); +} + +static void intel_init_cmci(void) +{ + int banks; + + if (!cmci_supported(&banks)) + return; + + mce_threshold_vector = intel_threshold_interrupt; + cmci_discover(banks, 1); + /* + * For CPU #0 this runs with still disabled APIC, but that's + * ok because only the vector is set up. We still do another + * check for the banks later for CPU #0 just to make sure + * to not miss any events. + */ + apic_write(APIC_LVTCMCI, THRESHOLD_APIC_VECTOR|APIC_DM_FIXED); + cmci_recheck(); +} + void mce_intel_feature_init(struct cpuinfo_x86 *c) { intel_init_thermal(c); + intel_init_cmci(); } diff --git a/arch/x86/kernel/cpu/mcheck/threshold.c b/arch/x86/kernel/cpu/mcheck/threshold.c new file mode 100644 index 000000000000..23ee9e730f78 --- /dev/null +++ b/arch/x86/kernel/cpu/mcheck/threshold.c @@ -0,0 +1,29 @@ +/* + * Common corrected MCE threshold handler code: + */ +#include <linux/interrupt.h> +#include <linux/kernel.h> + +#include <asm/irq_vectors.h> +#include <asm/apic.h> +#include <asm/idle.h> +#include <asm/mce.h> + +static void default_threshold_interrupt(void) +{ + printk(KERN_ERR "Unexpected threshold interrupt at vector %x\n", + THRESHOLD_APIC_VECTOR); +} + +void (*mce_threshold_vector)(void) = default_threshold_interrupt; + +asmlinkage void mce_threshold_interrupt(void) +{ + exit_idle(); + irq_enter(); + inc_irq_stat(irq_threshold_count); + mce_threshold_vector(); + irq_exit(); + /* Ack only at the end to avoid potential reentry */ + ack_APIC_irq(); +} diff --git a/arch/x86/kernel/cpu/mtrr/Makefile b/arch/x86/kernel/cpu/mtrr/Makefile index 191fc0533649..f4361b56f8e9 100644 --- a/arch/x86/kernel/cpu/mtrr/Makefile +++ b/arch/x86/kernel/cpu/mtrr/Makefile @@ -1,3 +1,3 @@ -obj-y := main.o if.o generic.o state.o +obj-y := main.o if.o generic.o state.o cleanup.o obj-$(CONFIG_X86_32) += amd.o cyrix.o centaur.o diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c new file mode 100644 index 000000000000..ce0fe4b5c04f --- /dev/null +++ b/arch/x86/kernel/cpu/mtrr/cleanup.c @@ -0,0 +1,1101 @@ +/* MTRR (Memory Type Range Register) cleanup + + Copyright (C) 2009 Yinghai Lu + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. +*/ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/smp.h> +#include <linux/cpu.h> +#include <linux/mutex.h> +#include <linux/sort.h> + +#include <asm/e820.h> +#include <asm/mtrr.h> +#include <asm/uaccess.h> +#include <asm/processor.h> +#include <asm/msr.h> +#include <asm/kvm_para.h> +#include "mtrr.h" + +/* should be related to MTRR_VAR_RANGES nums */ +#define RANGE_NUM 256 + +struct res_range { + unsigned long start; + unsigned long end; +}; + +static int __init +add_range(struct res_range *range, int nr_range, unsigned long start, + unsigned long end) +{ + /* out of slots */ + if (nr_range >= RANGE_NUM) + return nr_range; + + range[nr_range].start = start; + range[nr_range].end = end; + + nr_range++; + + return nr_range; +} + +static int __init +add_range_with_merge(struct res_range *range, int nr_range, unsigned long start, + unsigned long end) +{ + int i; + + /* try to merge it with old one */ + for (i = 0; i < nr_range; i++) { + unsigned long final_start, final_end; + unsigned long common_start, common_end; + + if (!range[i].end) + continue; + + common_start = max(range[i].start, start); + common_end = min(range[i].end, end); + if (common_start > common_end + 1) + continue; + + final_start = min(range[i].start, start); + final_end = max(range[i].end, end); + + range[i].start = final_start; + range[i].end = final_end; + return nr_range; + } + + /* need to add that */ + return add_range(range, nr_range, start, end); +} + +static void __init +subtract_range(struct res_range *range, unsigned long start, unsigned long end) +{ + int i, j; + + for (j = 0; j < RANGE_NUM; j++) { + if (!range[j].end) + continue; + + if (start <= range[j].start && end >= range[j].end) { + range[j].start = 0; + range[j].end = 0; + continue; + } + + if (start <= range[j].start && end < range[j].end && + range[j].start < end + 1) { + range[j].start = end + 1; + continue; + } + + + if (start > range[j].start && end >= range[j].end && + range[j].end > start - 1) { + range[j].end = start - 1; + continue; + } + + if (start > range[j].start && end < range[j].end) { + /* find the new spare */ + for (i = 0; i < RANGE_NUM; i++) { + if (range[i].end == 0) + break; + } + if (i < RANGE_NUM) { + range[i].end = range[j].end; + range[i].start = end + 1; + } else { + printk(KERN_ERR "run of slot in ranges\n"); + } + range[j].end = start - 1; + continue; + } + } +} + +static int __init cmp_range(const void *x1, const void *x2) +{ + const struct res_range *r1 = x1; + const struct res_range *r2 = x2; + long start1, start2; + + start1 = r1->start; + start2 = r2->start; + + return start1 - start2; +} + +struct var_mtrr_range_state { + unsigned long base_pfn; + unsigned long size_pfn; + mtrr_type type; +}; + +static struct var_mtrr_range_state __initdata range_state[RANGE_NUM]; +static int __initdata debug_print; + +static int __init +x86_get_mtrr_mem_range(struct res_range *range, int nr_range, + unsigned long extra_remove_base, + unsigned long extra_remove_size) +{ + unsigned long base, size; + mtrr_type type; + int i; + + for (i = 0; i < num_var_ranges; i++) { + type = range_state[i].type; + if (type != MTRR_TYPE_WRBACK) + continue; + base = range_state[i].base_pfn; + size = range_state[i].size_pfn; + nr_range = add_range_with_merge(range, nr_range, base, + base + size - 1); + } + if (debug_print) { + printk(KERN_DEBUG "After WB checking\n"); + for (i = 0; i < nr_range; i++) + printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", + range[i].start, range[i].end + 1); + } + + /* take out UC ranges */ + for (i = 0; i < num_var_ranges; i++) { + type = range_state[i].type; + if (type != MTRR_TYPE_UNCACHABLE && + type != MTRR_TYPE_WRPROT) + continue; + size = range_state[i].size_pfn; + if (!size) + continue; + base = range_state[i].base_pfn; + if (base < (1<<(20-PAGE_SHIFT)) && mtrr_state.have_fixed && + (mtrr_state.enabled & 1)) { + /* Var MTRR contains UC entry below 1M? Skip it: */ + printk(KERN_WARNING "WARNING: BIOS bug: VAR MTRR %d " + "contains strange UC entry under 1M, check " + "with your system vendor!\n", i); + if (base + size <= (1<<(20-PAGE_SHIFT))) + continue; + size -= (1<<(20-PAGE_SHIFT)) - base; + base = 1<<(20-PAGE_SHIFT); + } + subtract_range(range, base, base + size - 1); + } + if (extra_remove_size) + subtract_range(range, extra_remove_base, + extra_remove_base + extra_remove_size - 1); + + /* get new range num */ + nr_range = 0; + for (i = 0; i < RANGE_NUM; i++) { + if (!range[i].end) + continue; + nr_range++; + } + if (debug_print) { + printk(KERN_DEBUG "After UC checking\n"); + for (i = 0; i < nr_range; i++) + printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", + range[i].start, range[i].end + 1); + } + + /* sort the ranges */ + sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL); + if (debug_print) { + printk(KERN_DEBUG "After sorting\n"); + for (i = 0; i < nr_range; i++) + printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", + range[i].start, range[i].end + 1); + } + + /* clear those is not used */ + for (i = nr_range; i < RANGE_NUM; i++) + memset(&range[i], 0, sizeof(range[i])); + + return nr_range; +} + +static struct res_range __initdata range[RANGE_NUM]; +static int __initdata nr_range; + +#ifdef CONFIG_MTRR_SANITIZER + +static unsigned long __init sum_ranges(struct res_range *range, int nr_range) +{ + unsigned long sum; + int i; + + sum = 0; + for (i = 0; i < nr_range; i++) + sum += range[i].end + 1 - range[i].start; + + return sum; +} + +static int enable_mtrr_cleanup __initdata = + CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT; + +static int __init disable_mtrr_cleanup_setup(char *str) +{ + enable_mtrr_cleanup = 0; + return 0; +} +early_param("disable_mtrr_cleanup", disable_mtrr_cleanup_setup); + +static int __init enable_mtrr_cleanup_setup(char *str) +{ + enable_mtrr_cleanup = 1; + return 0; +} +early_param("enable_mtrr_cleanup", enable_mtrr_cleanup_setup); + +static int __init mtrr_cleanup_debug_setup(char *str) +{ + debug_print = 1; + return 0; +} +early_param("mtrr_cleanup_debug", mtrr_cleanup_debug_setup); + +struct var_mtrr_state { + unsigned long range_startk; + unsigned long range_sizek; + unsigned long chunk_sizek; + unsigned long gran_sizek; + unsigned int reg; +}; + +static void __init +set_var_mtrr(unsigned int reg, unsigned long basek, unsigned long sizek, + unsigned char type, unsigned int address_bits) +{ + u32 base_lo, base_hi, mask_lo, mask_hi; + u64 base, mask; + + if (!sizek) { + fill_mtrr_var_range(reg, 0, 0, 0, 0); + return; + } + + mask = (1ULL << address_bits) - 1; + mask &= ~((((u64)sizek) << 10) - 1); + + base = ((u64)basek) << 10; + + base |= type; + mask |= 0x800; + + base_lo = base & ((1ULL<<32) - 1); + base_hi = base >> 32; + + mask_lo = mask & ((1ULL<<32) - 1); + mask_hi = mask >> 32; + + fill_mtrr_var_range(reg, base_lo, base_hi, mask_lo, mask_hi); +} + +static void __init +save_var_mtrr(unsigned int reg, unsigned long basek, unsigned long sizek, + unsigned char type) +{ + range_state[reg].base_pfn = basek >> (PAGE_SHIFT - 10); + range_state[reg].size_pfn = sizek >> (PAGE_SHIFT - 10); + range_state[reg].type = type; +} + +static void __init +set_var_mtrr_all(unsigned int address_bits) +{ + unsigned long basek, sizek; + unsigned char type; + unsigned int reg; + + for (reg = 0; reg < num_var_ranges; reg++) { + basek = range_state[reg].base_pfn << (PAGE_SHIFT - 10); + sizek = range_state[reg].size_pfn << (PAGE_SHIFT - 10); + type = range_state[reg].type; + + set_var_mtrr(reg, basek, sizek, type, address_bits); + } +} + +static unsigned long to_size_factor(unsigned long sizek, char *factorp) +{ + char factor; + unsigned long base = sizek; + + if (base & ((1<<10) - 1)) { + /* not MB alignment */ + factor = 'K'; + } else if (base & ((1<<20) - 1)) { + factor = 'M'; + base >>= 10; + } else { + factor = 'G'; + base >>= 20; + } + + *factorp = factor; + + return base; +} + +static unsigned int __init +range_to_mtrr(unsigned int reg, unsigned long range_startk, + unsigned long range_sizek, unsigned char type) +{ + if (!range_sizek || (reg >= num_var_ranges)) + return reg; + + while (range_sizek) { + unsigned long max_align, align; + unsigned long sizek; + + /* Compute the maximum size I can make a range */ + if (range_startk) + max_align = ffs(range_startk) - 1; + else + max_align = 32; + align = fls(range_sizek) - 1; + if (align > max_align) + align = max_align; + + sizek = 1 << align; + if (debug_print) { + char start_factor = 'K', size_factor = 'K'; + unsigned long start_base, size_base; + + start_base = to_size_factor(range_startk, + &start_factor), + size_base = to_size_factor(sizek, &size_factor), + + printk(KERN_DEBUG "Setting variable MTRR %d, " + "base: %ld%cB, range: %ld%cB, type %s\n", + reg, start_base, start_factor, + size_base, size_factor, + (type == MTRR_TYPE_UNCACHABLE) ? "UC" : + ((type == MTRR_TYPE_WRBACK) ? "WB" : "Other") + ); + } + save_var_mtrr(reg++, range_startk, sizek, type); + range_startk += sizek; + range_sizek -= sizek; + if (reg >= num_var_ranges) + break; + } + return reg; +} + +static unsigned __init +range_to_mtrr_with_hole(struct var_mtrr_state *state, unsigned long basek, + unsigned long sizek) +{ + unsigned long hole_basek, hole_sizek; + unsigned long second_basek, second_sizek; + unsigned long range0_basek, range0_sizek; + unsigned long range_basek, range_sizek; + unsigned long chunk_sizek; + unsigned long gran_sizek; + + hole_basek = 0; + hole_sizek = 0; + second_basek = 0; + second_sizek = 0; + chunk_sizek = state->chunk_sizek; + gran_sizek = state->gran_sizek; + + /* align with gran size, prevent small block used up MTRRs */ + range_basek = ALIGN(state->range_startk, gran_sizek); + if ((range_basek > basek) && basek) + return second_sizek; + state->range_sizek -= (range_basek - state->range_startk); + range_sizek = ALIGN(state->range_sizek, gran_sizek); + + while (range_sizek > state->range_sizek) { + range_sizek -= gran_sizek; + if (!range_sizek) + return 0; + } + state->range_sizek = range_sizek; + + /* try to append some small hole */ + range0_basek = state->range_startk; + range0_sizek = ALIGN(state->range_sizek, chunk_sizek); + + /* no increase */ + if (range0_sizek == state->range_sizek) { + if (debug_print) + printk(KERN_DEBUG "rangeX: %016lx - %016lx\n", + range0_basek<<10, + (range0_basek + state->range_sizek)<<10); + state->reg = range_to_mtrr(state->reg, range0_basek, + state->range_sizek, MTRR_TYPE_WRBACK); + return 0; + } + + /* only cut back, when it is not the last */ + if (sizek) { + while (range0_basek + range0_sizek > (basek + sizek)) { + if (range0_sizek >= chunk_sizek) + range0_sizek -= chunk_sizek; + else + range0_sizek = 0; + + if (!range0_sizek) + break; + } + } + +second_try: + range_basek = range0_basek + range0_sizek; + + /* one hole in the middle */ + if (range_basek > basek && range_basek <= (basek + sizek)) + second_sizek = range_basek - basek; + + if (range0_sizek > state->range_sizek) { + + /* one hole in middle or at end */ + hole_sizek = range0_sizek - state->range_sizek - second_sizek; + + /* hole size should be less than half of range0 size */ + if (hole_sizek >= (range0_sizek >> 1) && + range0_sizek >= chunk_sizek) { + range0_sizek -= chunk_sizek; + second_sizek = 0; + hole_sizek = 0; + + goto second_try; + } + } + + if (range0_sizek) { + if (debug_print) + printk(KERN_DEBUG "range0: %016lx - %016lx\n", + range0_basek<<10, + (range0_basek + range0_sizek)<<10); + state->reg = range_to_mtrr(state->reg, range0_basek, + range0_sizek, MTRR_TYPE_WRBACK); + } + + if (range0_sizek < state->range_sizek) { + /* need to handle left over */ + range_sizek = state->range_sizek - range0_sizek; + + if (debug_print) + printk(KERN_DEBUG "range: %016lx - %016lx\n", + range_basek<<10, + (range_basek + range_sizek)<<10); + state->reg = range_to_mtrr(state->reg, range_basek, + range_sizek, MTRR_TYPE_WRBACK); + } + + if (hole_sizek) { + hole_basek = range_basek - hole_sizek - second_sizek; + if (debug_print) + printk(KERN_DEBUG "hole: %016lx - %016lx\n", + hole_basek<<10, + (hole_basek + hole_sizek)<<10); + state->reg = range_to_mtrr(state->reg, hole_basek, + hole_sizek, MTRR_TYPE_UNCACHABLE); + } + + return second_sizek; +} + +static void __init +set_var_mtrr_range(struct var_mtrr_state *state, unsigned long base_pfn, + unsigned long size_pfn) +{ + unsigned long basek, sizek; + unsigned long second_sizek = 0; + + if (state->reg >= num_var_ranges) + return; + + basek = base_pfn << (PAGE_SHIFT - 10); + sizek = size_pfn << (PAGE_SHIFT - 10); + + /* See if I can merge with the last range */ + if ((basek <= 1024) || + (state->range_startk + state->range_sizek == basek)) { + unsigned long endk = basek + sizek; + state->range_sizek = endk - state->range_startk; + return; + } + /* Write the range mtrrs */ + if (state->range_sizek != 0) + second_sizek = range_to_mtrr_with_hole(state, basek, sizek); + + /* Allocate an msr */ + state->range_startk = basek + second_sizek; + state->range_sizek = sizek - second_sizek; +} + +/* mininum size of mtrr block that can take hole */ +static u64 mtrr_chunk_size __initdata = (256ULL<<20); + +static int __init parse_mtrr_chunk_size_opt(char *p) +{ + if (!p) + return -EINVAL; + mtrr_chunk_size = memparse(p, &p); + return 0; +} +early_param("mtrr_chunk_size", parse_mtrr_chunk_size_opt); + +/* granity of mtrr of block */ +static u64 mtrr_gran_size __initdata; + +static int __init parse_mtrr_gran_size_opt(char *p) +{ + if (!p) + return -EINVAL; + mtrr_gran_size = memparse(p, &p); + return 0; +} +early_param("mtrr_gran_size", parse_mtrr_gran_size_opt); + +static int nr_mtrr_spare_reg __initdata = + CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT; + +static int __init parse_mtrr_spare_reg(char *arg) +{ + if (arg) + nr_mtrr_spare_reg = simple_strtoul(arg, NULL, 0); + return 0; +} + +early_param("mtrr_spare_reg_nr", parse_mtrr_spare_reg); + +static int __init +x86_setup_var_mtrrs(struct res_range *range, int nr_range, + u64 chunk_size, u64 gran_size) +{ + struct var_mtrr_state var_state; + int i; + int num_reg; + + var_state.range_startk = 0; + var_state.range_sizek = 0; + var_state.reg = 0; + var_state.chunk_sizek = chunk_size >> 10; + var_state.gran_sizek = gran_size >> 10; + + memset(range_state, 0, sizeof(range_state)); + + /* Write the range etc */ + for (i = 0; i < nr_range; i++) + set_var_mtrr_range(&var_state, range[i].start, + range[i].end - range[i].start + 1); + + /* Write the last range */ + if (var_state.range_sizek != 0) + range_to_mtrr_with_hole(&var_state, 0, 0); + + num_reg = var_state.reg; + /* Clear out the extra MTRR's */ + while (var_state.reg < num_var_ranges) { + save_var_mtrr(var_state.reg, 0, 0, 0); + var_state.reg++; + } + + return num_reg; +} + +struct mtrr_cleanup_result { + unsigned long gran_sizek; + unsigned long chunk_sizek; + unsigned long lose_cover_sizek; + unsigned int num_reg; + int bad; +}; + +/* + * gran_size: 64K, 128K, 256K, 512K, 1M, 2M, ..., 2G + * chunk size: gran_size, ..., 2G + * so we need (1+16)*8 + */ +#define NUM_RESULT 136 +#define PSHIFT (PAGE_SHIFT - 10) + +static struct mtrr_cleanup_result __initdata result[NUM_RESULT]; +static unsigned long __initdata min_loss_pfn[RANGE_NUM]; + +static void __init print_out_mtrr_range_state(void) +{ + int i; + char start_factor = 'K', size_factor = 'K'; + unsigned long start_base, size_base; + mtrr_type type; + + for (i = 0; i < num_var_ranges; i++) { + + size_base = range_state[i].size_pfn << (PAGE_SHIFT - 10); + if (!size_base) + continue; + + size_base = to_size_factor(size_base, &size_factor), + start_base = range_state[i].base_pfn << (PAGE_SHIFT - 10); + start_base = to_size_factor(start_base, &start_factor), + type = range_state[i].type; + + printk(KERN_DEBUG "reg %d, base: %ld%cB, range: %ld%cB, type %s\n", + i, start_base, start_factor, + size_base, size_factor, + (type == MTRR_TYPE_UNCACHABLE) ? "UC" : + ((type == MTRR_TYPE_WRPROT) ? "WP" : + ((type == MTRR_TYPE_WRBACK) ? "WB" : "Other")) + ); + } +} + +static int __init mtrr_need_cleanup(void) +{ + int i; + mtrr_type type; + unsigned long size; + /* extra one for all 0 */ + int num[MTRR_NUM_TYPES + 1]; + + /* check entries number */ + memset(num, 0, sizeof(num)); + for (i = 0; i < num_var_ranges; i++) { + type = range_state[i].type; + size = range_state[i].size_pfn; + if (type >= MTRR_NUM_TYPES) + continue; + if (!size) + type = MTRR_NUM_TYPES; + if (type == MTRR_TYPE_WRPROT) + type = MTRR_TYPE_UNCACHABLE; + num[type]++; + } + + /* check if we got UC entries */ + if (!num[MTRR_TYPE_UNCACHABLE]) + return 0; + + /* check if we only had WB and UC */ + if (num[MTRR_TYPE_WRBACK] + num[MTRR_TYPE_UNCACHABLE] != + num_var_ranges - num[MTRR_NUM_TYPES]) + return 0; + + return 1; +} + +static unsigned long __initdata range_sums; +static void __init mtrr_calc_range_state(u64 chunk_size, u64 gran_size, + unsigned long extra_remove_base, + unsigned long extra_remove_size, + int i) +{ + int num_reg; + static struct res_range range_new[RANGE_NUM]; + static int nr_range_new; + unsigned long range_sums_new; + + /* convert ranges to var ranges state */ + num_reg = x86_setup_var_mtrrs(range, nr_range, + chunk_size, gran_size); + + /* we got new setting in range_state, check it */ + memset(range_new, 0, sizeof(range_new)); + nr_range_new = x86_get_mtrr_mem_range(range_new, 0, + extra_remove_base, extra_remove_size); + range_sums_new = sum_ranges(range_new, nr_range_new); + + result[i].chunk_sizek = chunk_size >> 10; + result[i].gran_sizek = gran_size >> 10; + result[i].num_reg = num_reg; + if (range_sums < range_sums_new) { + result[i].lose_cover_sizek = + (range_sums_new - range_sums) << PSHIFT; + result[i].bad = 1; + } else + result[i].lose_cover_sizek = + (range_sums - range_sums_new) << PSHIFT; + + /* double check it */ + if (!result[i].bad && !result[i].lose_cover_sizek) { + if (nr_range_new != nr_range || + memcmp(range, range_new, sizeof(range))) + result[i].bad = 1; + } + + if (!result[i].bad && (range_sums - range_sums_new < + min_loss_pfn[num_reg])) { + min_loss_pfn[num_reg] = + range_sums - range_sums_new; + } +} + +static void __init mtrr_print_out_one_result(int i) +{ + char gran_factor, chunk_factor, lose_factor; + unsigned long gran_base, chunk_base, lose_base; + + gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), + chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), + lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), + printk(KERN_INFO "%sgran_size: %ld%c \tchunk_size: %ld%c \t", + result[i].bad ? "*BAD*" : " ", + gran_base, gran_factor, chunk_base, chunk_factor); + printk(KERN_CONT "num_reg: %d \tlose cover RAM: %s%ld%c\n", + result[i].num_reg, result[i].bad ? "-" : "", + lose_base, lose_factor); +} + +static int __init mtrr_search_optimal_index(void) +{ + int i; + int num_reg_good; + int index_good; + + if (nr_mtrr_spare_reg >= num_var_ranges) + nr_mtrr_spare_reg = num_var_ranges - 1; + num_reg_good = -1; + for (i = num_var_ranges - nr_mtrr_spare_reg; i > 0; i--) { + if (!min_loss_pfn[i]) + num_reg_good = i; + } + + index_good = -1; + if (num_reg_good != -1) { + for (i = 0; i < NUM_RESULT; i++) { + if (!result[i].bad && + result[i].num_reg == num_reg_good && + !result[i].lose_cover_sizek) { + index_good = i; + break; + } + } + } + + return index_good; +} + + +int __init mtrr_cleanup(unsigned address_bits) +{ + unsigned long extra_remove_base, extra_remove_size; + unsigned long base, size, def, dummy; + mtrr_type type; + u64 chunk_size, gran_size; + int index_good; + int i; + + if (!is_cpu(INTEL) || enable_mtrr_cleanup < 1) + return 0; + rdmsr(MTRRdefType_MSR, def, dummy); + def &= 0xff; + if (def != MTRR_TYPE_UNCACHABLE) + return 0; + + /* get it and store it aside */ + memset(range_state, 0, sizeof(range_state)); + for (i = 0; i < num_var_ranges; i++) { + mtrr_if->get(i, &base, &size, &type); + range_state[i].base_pfn = base; + range_state[i].size_pfn = size; + range_state[i].type = type; + } + + /* check if we need handle it and can handle it */ + if (!mtrr_need_cleanup()) + return 0; + + /* print original var MTRRs at first, for debugging: */ + printk(KERN_DEBUG "original variable MTRRs\n"); + print_out_mtrr_range_state(); + + memset(range, 0, sizeof(range)); + extra_remove_size = 0; + extra_remove_base = 1 << (32 - PAGE_SHIFT); + if (mtrr_tom2) + extra_remove_size = + (mtrr_tom2 >> PAGE_SHIFT) - extra_remove_base; + nr_range = x86_get_mtrr_mem_range(range, 0, extra_remove_base, + extra_remove_size); + /* + * [0, 1M) should always be coverred by var mtrr with WB + * and fixed mtrrs should take effective before var mtrr for it + */ + nr_range = add_range_with_merge(range, nr_range, 0, + (1ULL<<(20 - PAGE_SHIFT)) - 1); + /* sort the ranges */ + sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL); + + range_sums = sum_ranges(range, nr_range); + printk(KERN_INFO "total RAM coverred: %ldM\n", + range_sums >> (20 - PAGE_SHIFT)); + + if (mtrr_chunk_size && mtrr_gran_size) { + i = 0; + mtrr_calc_range_state(mtrr_chunk_size, mtrr_gran_size, + extra_remove_base, extra_remove_size, i); + + mtrr_print_out_one_result(i); + + if (!result[i].bad) { + set_var_mtrr_all(address_bits); + printk(KERN_DEBUG "New variable MTRRs\n"); + print_out_mtrr_range_state(); + return 1; + } + printk(KERN_INFO "invalid mtrr_gran_size or mtrr_chunk_size, " + "will find optimal one\n"); + } + + i = 0; + memset(min_loss_pfn, 0xff, sizeof(min_loss_pfn)); + memset(result, 0, sizeof(result)); + for (gran_size = (1ULL<<16); gran_size < (1ULL<<32); gran_size <<= 1) { + + for (chunk_size = gran_size; chunk_size < (1ULL<<32); + chunk_size <<= 1) { + + if (i >= NUM_RESULT) + continue; + + mtrr_calc_range_state(chunk_size, gran_size, + extra_remove_base, extra_remove_size, i); + if (debug_print) { + mtrr_print_out_one_result(i); + printk(KERN_INFO "\n"); + } + + i++; + } + } + + /* try to find the optimal index */ + index_good = mtrr_search_optimal_index(); + + if (index_good != -1) { + printk(KERN_INFO "Found optimal setting for mtrr clean up\n"); + i = index_good; + mtrr_print_out_one_result(i); + + /* convert ranges to var ranges state */ + chunk_size = result[i].chunk_sizek; + chunk_size <<= 10; + gran_size = result[i].gran_sizek; + gran_size <<= 10; + x86_setup_var_mtrrs(range, nr_range, chunk_size, gran_size); + set_var_mtrr_all(address_bits); + printk(KERN_DEBUG "New variable MTRRs\n"); + print_out_mtrr_range_state(); + return 1; + } else { + /* print out all */ + for (i = 0; i < NUM_RESULT; i++) + mtrr_print_out_one_result(i); + } + + printk(KERN_INFO "mtrr_cleanup: can not find optimal value\n"); + printk(KERN_INFO "please specify mtrr_gran_size/mtrr_chunk_size\n"); + + return 0; +} +#else +int __init mtrr_cleanup(unsigned address_bits) +{ + return 0; +} +#endif + +static int disable_mtrr_trim; + +static int __init disable_mtrr_trim_setup(char *str) +{ + disable_mtrr_trim = 1; + return 0; +} +early_param("disable_mtrr_trim", disable_mtrr_trim_setup); + +/* + * Newer AMD K8s and later CPUs have a special magic MSR way to force WB + * for memory >4GB. Check for that here. + * Note this won't check if the MTRRs < 4GB where the magic bit doesn't + * apply to are wrong, but so far we don't know of any such case in the wild. + */ +#define Tom2Enabled (1U << 21) +#define Tom2ForceMemTypeWB (1U << 22) + +int __init amd_special_default_mtrr(void) +{ + u32 l, h; + + if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD) + return 0; + if (boot_cpu_data.x86 < 0xf || boot_cpu_data.x86 > 0x11) + return 0; + /* In case some hypervisor doesn't pass SYSCFG through */ + if (rdmsr_safe(MSR_K8_SYSCFG, &l, &h) < 0) + return 0; + /* + * Memory between 4GB and top of mem is forced WB by this magic bit. + * Reserved before K8RevF, but should be zero there. + */ + if ((l & (Tom2Enabled | Tom2ForceMemTypeWB)) == + (Tom2Enabled | Tom2ForceMemTypeWB)) + return 1; + return 0; +} + +static u64 __init real_trim_memory(unsigned long start_pfn, + unsigned long limit_pfn) +{ + u64 trim_start, trim_size; + trim_start = start_pfn; + trim_start <<= PAGE_SHIFT; + trim_size = limit_pfn; + trim_size <<= PAGE_SHIFT; + trim_size -= trim_start; + + return e820_update_range(trim_start, trim_size, E820_RAM, + E820_RESERVED); +} +/** + * mtrr_trim_uncached_memory - trim RAM not covered by MTRRs + * @end_pfn: ending page frame number + * + * Some buggy BIOSes don't setup the MTRRs properly for systems with certain + * memory configurations. This routine checks that the highest MTRR matches + * the end of memory, to make sure the MTRRs having a write back type cover + * all of the memory the kernel is intending to use. If not, it'll trim any + * memory off the end by adjusting end_pfn, removing it from the kernel's + * allocation pools, warning the user with an obnoxious message. + */ +int __init mtrr_trim_uncached_memory(unsigned long end_pfn) +{ + unsigned long i, base, size, highest_pfn = 0, def, dummy; + mtrr_type type; + u64 total_trim_size; + + /* extra one for all 0 */ + int num[MTRR_NUM_TYPES + 1]; + /* + * Make sure we only trim uncachable memory on machines that + * support the Intel MTRR architecture: + */ + if (!is_cpu(INTEL) || disable_mtrr_trim) + return 0; + rdmsr(MTRRdefType_MSR, def, dummy); + def &= 0xff; + if (def != MTRR_TYPE_UNCACHABLE) + return 0; + + /* get it and store it aside */ + memset(range_state, 0, sizeof(range_state)); + for (i = 0; i < num_var_ranges; i++) { + mtrr_if->get(i, &base, &size, &type); + range_state[i].base_pfn = base; + range_state[i].size_pfn = size; + range_state[i].type = type; + } + + /* Find highest cached pfn */ + for (i = 0; i < num_var_ranges; i++) { + type = range_state[i].type; + if (type != MTRR_TYPE_WRBACK) + continue; + base = range_state[i].base_pfn; + size = range_state[i].size_pfn; + if (highest_pfn < base + size) + highest_pfn = base + size; + } + + /* kvm/qemu doesn't have mtrr set right, don't trim them all */ + if (!highest_pfn) { + printk(KERN_INFO "CPU MTRRs all blank - virtualized system.\n"); + return 0; + } + + /* check entries number */ + memset(num, 0, sizeof(num)); + for (i = 0; i < num_var_ranges; i++) { + type = range_state[i].type; + if (type >= MTRR_NUM_TYPES) + continue; + size = range_state[i].size_pfn; + if (!size) + type = MTRR_NUM_TYPES; + num[type]++; + } + + /* no entry for WB? */ + if (!num[MTRR_TYPE_WRBACK]) + return 0; + + /* check if we only had WB and UC */ + if (num[MTRR_TYPE_WRBACK] + num[MTRR_TYPE_UNCACHABLE] != + num_var_ranges - num[MTRR_NUM_TYPES]) + return 0; + + memset(range, 0, sizeof(range)); + nr_range = 0; + if (mtrr_tom2) { + range[nr_range].start = (1ULL<<(32 - PAGE_SHIFT)); + range[nr_range].end = (mtrr_tom2 >> PAGE_SHIFT) - 1; + if (highest_pfn < range[nr_range].end + 1) + highest_pfn = range[nr_range].end + 1; + nr_range++; + } + nr_range = x86_get_mtrr_mem_range(range, nr_range, 0, 0); + + total_trim_size = 0; + /* check the head */ + if (range[0].start) + total_trim_size += real_trim_memory(0, range[0].start); + /* check the holes */ + for (i = 0; i < nr_range - 1; i++) { + if (range[i].end + 1 < range[i+1].start) + total_trim_size += real_trim_memory(range[i].end + 1, + range[i+1].start); + } + /* check the top */ + i = nr_range - 1; + if (range[i].end + 1 < end_pfn) + total_trim_size += real_trim_memory(range[i].end + 1, + end_pfn); + + if (total_trim_size) { + printk(KERN_WARNING "WARNING: BIOS bug: CPU MTRRs don't cover" + " all of memory, losing %lluMB of RAM.\n", + total_trim_size >> 20); + + if (!changed_by_mtrr_cleanup) + WARN_ON(1); + + printk(KERN_INFO "update e820 for mtrr\n"); + update_e820(); + + return 1; + } + + return 0; +} + diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 0c0a455fe95c..37f28fc7cf95 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -33,13 +33,31 @@ u64 mtrr_tom2; struct mtrr_state_type mtrr_state = {}; EXPORT_SYMBOL_GPL(mtrr_state); -static int __initdata mtrr_show; -static int __init mtrr_debug(char *opt) +/** + * BIOS is expected to clear MtrrFixDramModEn bit, see for example + * "BIOS and Kernel Developer's Guide for the AMD Athlon 64 and AMD + * Opteron Processors" (26094 Rev. 3.30 February 2006), section + * "13.2.1.2 SYSCFG Register": "The MtrrFixDramModEn bit should be set + * to 1 during BIOS initalization of the fixed MTRRs, then cleared to + * 0 for operation." + */ +static inline void k8_check_syscfg_dram_mod_en(void) { - mtrr_show = 1; - return 0; + u32 lo, hi; + + if (!((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) && + (boot_cpu_data.x86 >= 0x0f))) + return; + + rdmsr(MSR_K8_SYSCFG, lo, hi); + if (lo & K8_MTRRFIXRANGE_DRAM_MODIFY) { + printk(KERN_ERR FW_WARN "MTRR: CPU %u: SYSCFG[MtrrFixDramModEn]" + " not cleared by BIOS, clearing this bit\n", + smp_processor_id()); + lo &= ~K8_MTRRFIXRANGE_DRAM_MODIFY; + mtrr_wrmsr(MSR_K8_SYSCFG, lo, hi); + } } -early_param("mtrr.show", mtrr_debug); /* * Returns the effective MTRR type for the region @@ -174,6 +192,8 @@ get_fixed_ranges(mtrr_type * frs) unsigned int *p = (unsigned int *) frs; int i; + k8_check_syscfg_dram_mod_en(); + rdmsr(MTRRfix64K_00000_MSR, p[0], p[1]); for (i = 0; i < 2; i++) @@ -188,18 +208,94 @@ void mtrr_save_fixed_ranges(void *info) get_fixed_ranges(mtrr_state.fixed_ranges); } -static void print_fixed(unsigned base, unsigned step, const mtrr_type*types) +static unsigned __initdata last_fixed_start; +static unsigned __initdata last_fixed_end; +static mtrr_type __initdata last_fixed_type; + +static void __init print_fixed_last(void) +{ + if (!last_fixed_end) + return; + + printk(KERN_DEBUG " %05X-%05X %s\n", last_fixed_start, + last_fixed_end - 1, mtrr_attrib_to_str(last_fixed_type)); + + last_fixed_end = 0; +} + +static void __init update_fixed_last(unsigned base, unsigned end, + mtrr_type type) +{ + last_fixed_start = base; + last_fixed_end = end; + last_fixed_type = type; +} + +static void __init print_fixed(unsigned base, unsigned step, + const mtrr_type *types) { unsigned i; - for (i = 0; i < 8; ++i, ++types, base += step) - printk(KERN_INFO "MTRR %05X-%05X %s\n", - base, base + step - 1, mtrr_attrib_to_str(*types)); + for (i = 0; i < 8; ++i, ++types, base += step) { + if (last_fixed_end == 0) { + update_fixed_last(base, base + step, *types); + continue; + } + if (last_fixed_end == base && last_fixed_type == *types) { + last_fixed_end = base + step; + continue; + } + /* new segments: gap or different type */ + print_fixed_last(); + update_fixed_last(base, base + step, *types); + } } static void prepare_set(void); static void post_set(void); +static void __init print_mtrr_state(void) +{ + unsigned int i; + int high_width; + + printk(KERN_DEBUG "MTRR default type: %s\n", + mtrr_attrib_to_str(mtrr_state.def_type)); + if (mtrr_state.have_fixed) { + printk(KERN_DEBUG "MTRR fixed ranges %sabled:\n", + mtrr_state.enabled & 1 ? "en" : "dis"); + print_fixed(0x00000, 0x10000, mtrr_state.fixed_ranges + 0); + for (i = 0; i < 2; ++i) + print_fixed(0x80000 + i * 0x20000, 0x04000, mtrr_state.fixed_ranges + (i + 1) * 8); + for (i = 0; i < 8; ++i) + print_fixed(0xC0000 + i * 0x08000, 0x01000, mtrr_state.fixed_ranges + (i + 3) * 8); + + /* tail */ + print_fixed_last(); + } + printk(KERN_DEBUG "MTRR variable ranges %sabled:\n", + mtrr_state.enabled & 2 ? "en" : "dis"); + high_width = ((size_or_mask ? ffs(size_or_mask) - 1 : 32) - (32 - PAGE_SHIFT) + 3) / 4; + for (i = 0; i < num_var_ranges; ++i) { + if (mtrr_state.var_ranges[i].mask_lo & (1 << 11)) + printk(KERN_DEBUG " %u base %0*X%05X000 mask %0*X%05X000 %s\n", + i, + high_width, + mtrr_state.var_ranges[i].base_hi, + mtrr_state.var_ranges[i].base_lo >> 12, + high_width, + mtrr_state.var_ranges[i].mask_hi, + mtrr_state.var_ranges[i].mask_lo >> 12, + mtrr_attrib_to_str(mtrr_state.var_ranges[i].base_lo & 0xff)); + else + printk(KERN_DEBUG " %u disabled\n", i); + } + if (mtrr_tom2) { + printk(KERN_DEBUG "TOM2: %016llx aka %lldM\n", + mtrr_tom2, mtrr_tom2>>20); + } +} + /* Grab all of the MTRR state for this CPU into *state */ void __init get_mtrr_state(void) { @@ -231,41 +327,9 @@ void __init get_mtrr_state(void) mtrr_tom2 |= low; mtrr_tom2 &= 0xffffff800000ULL; } - if (mtrr_show) { - int high_width; - - printk(KERN_INFO "MTRR default type: %s\n", mtrr_attrib_to_str(mtrr_state.def_type)); - if (mtrr_state.have_fixed) { - printk(KERN_INFO "MTRR fixed ranges %sabled:\n", - mtrr_state.enabled & 1 ? "en" : "dis"); - print_fixed(0x00000, 0x10000, mtrr_state.fixed_ranges + 0); - for (i = 0; i < 2; ++i) - print_fixed(0x80000 + i * 0x20000, 0x04000, mtrr_state.fixed_ranges + (i + 1) * 8); - for (i = 0; i < 8; ++i) - print_fixed(0xC0000 + i * 0x08000, 0x01000, mtrr_state.fixed_ranges + (i + 3) * 8); - } - printk(KERN_INFO "MTRR variable ranges %sabled:\n", - mtrr_state.enabled & 2 ? "en" : "dis"); - high_width = ((size_or_mask ? ffs(size_or_mask) - 1 : 32) - (32 - PAGE_SHIFT) + 3) / 4; - for (i = 0; i < num_var_ranges; ++i) { - if (mtrr_state.var_ranges[i].mask_lo & (1 << 11)) - printk(KERN_INFO "MTRR %u base %0*X%05X000 mask %0*X%05X000 %s\n", - i, - high_width, - mtrr_state.var_ranges[i].base_hi, - mtrr_state.var_ranges[i].base_lo >> 12, - high_width, - mtrr_state.var_ranges[i].mask_hi, - mtrr_state.var_ranges[i].mask_lo >> 12, - mtrr_attrib_to_str(mtrr_state.var_ranges[i].base_lo & 0xff)); - else - printk(KERN_INFO "MTRR %u disabled\n", i); - } - if (mtrr_tom2) { - printk(KERN_INFO "TOM2: %016llx aka %lldM\n", - mtrr_tom2, mtrr_tom2>>20); - } - } + + print_mtrr_state(); + mtrr_state_set = 1; /* PAT setup for BP. We need to go through sync steps here */ @@ -308,27 +372,10 @@ void mtrr_wrmsr(unsigned msr, unsigned a, unsigned b) } /** - * Enable and allow read/write of extended fixed-range MTRR bits on K8 CPUs - * see AMD publication no. 24593, chapter 3.2.1 for more information - */ -static inline void k8_enable_fixed_iorrs(void) -{ - unsigned lo, hi; - - rdmsr(MSR_K8_SYSCFG, lo, hi); - mtrr_wrmsr(MSR_K8_SYSCFG, lo - | K8_MTRRFIXRANGE_DRAM_ENABLE - | K8_MTRRFIXRANGE_DRAM_MODIFY, hi); -} - -/** * set_fixed_range - checks & updates a fixed-range MTRR if it differs from the value it should have * @msr: MSR address of the MTTR which should be checked and updated * @changed: pointer which indicates whether the MTRR needed to be changed * @msrwords: pointer to the MSR values which the MSR should have - * - * If K8 extentions are wanted, update the K8 SYSCFG MSR also. - * See AMD publication no. 24593, chapter 7.8.1, page 233 for more information. */ static void set_fixed_range(int msr, bool *changed, unsigned int *msrwords) { @@ -337,10 +384,6 @@ static void set_fixed_range(int msr, bool *changed, unsigned int *msrwords) rdmsr(msr, lo, hi); if (lo != msrwords[0] || hi != msrwords[1]) { - if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD && - (boot_cpu_data.x86 >= 0x0f && boot_cpu_data.x86 <= 0x11) && - ((msrwords[0] | msrwords[1]) & K8_MTRR_RDMEM_WRMEM_MASK)) - k8_enable_fixed_iorrs(); mtrr_wrmsr(msr, msrwords[0], msrwords[1]); *changed = true; } @@ -376,22 +419,31 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base, { unsigned int mask_lo, mask_hi, base_lo, base_hi; unsigned int tmp, hi; + int cpu; + + /* + * get_mtrr doesn't need to update mtrr_state, also it could be called + * from any cpu, so try to print it out directly. + */ + cpu = get_cpu(); rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi); + if ((mask_lo & 0x800) == 0) { /* Invalid (i.e. free) range */ *base = 0; *size = 0; *type = 0; - return; + goto out_put_cpu; } rdmsr(MTRRphysBase_MSR(reg), base_lo, base_hi); - /* Work out the shifted address mask. */ + /* Work out the shifted address mask: */ tmp = mask_hi << (32 - PAGE_SHIFT) | mask_lo >> PAGE_SHIFT; mask_lo = size_or_mask | tmp; - /* Expand tmp with high bits to all 1s*/ + + /* Expand tmp with high bits to all 1s: */ hi = fls(tmp); if (hi > 0) { tmp |= ~((1<<(hi - 1)) - 1); @@ -402,11 +454,19 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base, } } - /* This works correctly if size is a power of two, i.e. a - contiguous range. */ + /* + * This works correctly if size is a power of two, i.e. a + * contiguous range: + */ *size = -mask_lo; *base = base_hi << (32 - PAGE_SHIFT) | base_lo >> PAGE_SHIFT; *type = base_lo & 0xff; + + printk(KERN_DEBUG " get_mtrr: cpu%d reg%02d base=%010lx size=%010lx %s\n", + cpu, reg, *base, *size, + mtrr_attrib_to_str(*type & 0xff)); +out_put_cpu: + put_cpu(); } /** @@ -419,6 +479,8 @@ static int set_fixed_ranges(mtrr_type * frs) bool changed = false; int block=-1, range; + k8_check_syscfg_dram_mod_en(); + while (fixed_range_blocks[++block].ranges) for (range=0; range < fixed_range_blocks[block].ranges; range++) set_fixed_range(fixed_range_blocks[block].base_msr + range, diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c index 236a401b8259..03cda01f57c7 100644 --- a/arch/x86/kernel/cpu/mtrr/main.c +++ b/arch/x86/kernel/cpu/mtrr/main.c @@ -574,7 +574,7 @@ struct mtrr_value { unsigned long lsize; }; -static struct mtrr_value mtrr_state[MTRR_MAX_VAR_RANGES]; +static struct mtrr_value mtrr_value[MTRR_MAX_VAR_RANGES]; static int mtrr_save(struct sys_device * sysdev, pm_message_t state) { @@ -582,9 +582,9 @@ static int mtrr_save(struct sys_device * sysdev, pm_message_t state) for (i = 0; i < num_var_ranges; i++) { mtrr_if->get(i, - &mtrr_state[i].lbase, - &mtrr_state[i].lsize, - &mtrr_state[i].ltype); + &mtrr_value[i].lbase, + &mtrr_value[i].lsize, + &mtrr_value[i].ltype); } return 0; } @@ -594,11 +594,11 @@ static int mtrr_restore(struct sys_device * sysdev) int i; for (i = 0; i < num_var_ranges; i++) { - if (mtrr_state[i].lsize) + if (mtrr_value[i].lsize) set_mtrr(i, - mtrr_state[i].lbase, - mtrr_state[i].lsize, - mtrr_state[i].ltype); + mtrr_value[i].lbase, + mtrr_value[i].lsize, + mtrr_value[i].ltype); } return 0; } @@ -610,1058 +610,7 @@ static struct sysdev_driver mtrr_sysdev_driver = { .resume = mtrr_restore, }; -/* should be related to MTRR_VAR_RANGES nums */ -#define RANGE_NUM 256 - -struct res_range { - unsigned long start; - unsigned long end; -}; - -static int __init -add_range(struct res_range *range, int nr_range, unsigned long start, - unsigned long end) -{ - /* out of slots */ - if (nr_range >= RANGE_NUM) - return nr_range; - - range[nr_range].start = start; - range[nr_range].end = end; - - nr_range++; - - return nr_range; -} - -static int __init -add_range_with_merge(struct res_range *range, int nr_range, unsigned long start, - unsigned long end) -{ - int i; - - /* try to merge it with old one */ - for (i = 0; i < nr_range; i++) { - unsigned long final_start, final_end; - unsigned long common_start, common_end; - - if (!range[i].end) - continue; - - common_start = max(range[i].start, start); - common_end = min(range[i].end, end); - if (common_start > common_end + 1) - continue; - - final_start = min(range[i].start, start); - final_end = max(range[i].end, end); - - range[i].start = final_start; - range[i].end = final_end; - return nr_range; - } - - /* need to add that */ - return add_range(range, nr_range, start, end); -} - -static void __init -subtract_range(struct res_range *range, unsigned long start, unsigned long end) -{ - int i, j; - - for (j = 0; j < RANGE_NUM; j++) { - if (!range[j].end) - continue; - - if (start <= range[j].start && end >= range[j].end) { - range[j].start = 0; - range[j].end = 0; - continue; - } - - if (start <= range[j].start && end < range[j].end && - range[j].start < end + 1) { - range[j].start = end + 1; - continue; - } - - - if (start > range[j].start && end >= range[j].end && - range[j].end > start - 1) { - range[j].end = start - 1; - continue; - } - - if (start > range[j].start && end < range[j].end) { - /* find the new spare */ - for (i = 0; i < RANGE_NUM; i++) { - if (range[i].end == 0) - break; - } - if (i < RANGE_NUM) { - range[i].end = range[j].end; - range[i].start = end + 1; - } else { - printk(KERN_ERR "run of slot in ranges\n"); - } - range[j].end = start - 1; - continue; - } - } -} - -static int __init cmp_range(const void *x1, const void *x2) -{ - const struct res_range *r1 = x1; - const struct res_range *r2 = x2; - long start1, start2; - - start1 = r1->start; - start2 = r2->start; - - return start1 - start2; -} - -struct var_mtrr_range_state { - unsigned long base_pfn; - unsigned long size_pfn; - mtrr_type type; -}; - -static struct var_mtrr_range_state __initdata range_state[RANGE_NUM]; -static int __initdata debug_print; - -static int __init -x86_get_mtrr_mem_range(struct res_range *range, int nr_range, - unsigned long extra_remove_base, - unsigned long extra_remove_size) -{ - unsigned long i, base, size; - mtrr_type type; - - for (i = 0; i < num_var_ranges; i++) { - type = range_state[i].type; - if (type != MTRR_TYPE_WRBACK) - continue; - base = range_state[i].base_pfn; - size = range_state[i].size_pfn; - nr_range = add_range_with_merge(range, nr_range, base, - base + size - 1); - } - if (debug_print) { - printk(KERN_DEBUG "After WB checking\n"); - for (i = 0; i < nr_range; i++) - printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", - range[i].start, range[i].end + 1); - } - - /* take out UC ranges */ - for (i = 0; i < num_var_ranges; i++) { - type = range_state[i].type; - if (type != MTRR_TYPE_UNCACHABLE && - type != MTRR_TYPE_WRPROT) - continue; - size = range_state[i].size_pfn; - if (!size) - continue; - base = range_state[i].base_pfn; - subtract_range(range, base, base + size - 1); - } - if (extra_remove_size) - subtract_range(range, extra_remove_base, - extra_remove_base + extra_remove_size - 1); - - /* get new range num */ - nr_range = 0; - for (i = 0; i < RANGE_NUM; i++) { - if (!range[i].end) - continue; - nr_range++; - } - if (debug_print) { - printk(KERN_DEBUG "After UC checking\n"); - for (i = 0; i < nr_range; i++) - printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", - range[i].start, range[i].end + 1); - } - - /* sort the ranges */ - sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL); - if (debug_print) { - printk(KERN_DEBUG "After sorting\n"); - for (i = 0; i < nr_range; i++) - printk(KERN_DEBUG "MTRR MAP PFN: %016lx - %016lx\n", - range[i].start, range[i].end + 1); - } - - /* clear those is not used */ - for (i = nr_range; i < RANGE_NUM; i++) - memset(&range[i], 0, sizeof(range[i])); - - return nr_range; -} - -static struct res_range __initdata range[RANGE_NUM]; -static int __initdata nr_range; - -#ifdef CONFIG_MTRR_SANITIZER - -static unsigned long __init sum_ranges(struct res_range *range, int nr_range) -{ - unsigned long sum; - int i; - - sum = 0; - for (i = 0; i < nr_range; i++) - sum += range[i].end + 1 - range[i].start; - - return sum; -} - -static int enable_mtrr_cleanup __initdata = - CONFIG_MTRR_SANITIZER_ENABLE_DEFAULT; - -static int __init disable_mtrr_cleanup_setup(char *str) -{ - enable_mtrr_cleanup = 0; - return 0; -} -early_param("disable_mtrr_cleanup", disable_mtrr_cleanup_setup); - -static int __init enable_mtrr_cleanup_setup(char *str) -{ - enable_mtrr_cleanup = 1; - return 0; -} -early_param("enable_mtrr_cleanup", enable_mtrr_cleanup_setup); - -static int __init mtrr_cleanup_debug_setup(char *str) -{ - debug_print = 1; - return 0; -} -early_param("mtrr_cleanup_debug", mtrr_cleanup_debug_setup); - -struct var_mtrr_state { - unsigned long range_startk; - unsigned long range_sizek; - unsigned long chunk_sizek; - unsigned long gran_sizek; - unsigned int reg; -}; - -static void __init -set_var_mtrr(unsigned int reg, unsigned long basek, unsigned long sizek, - unsigned char type, unsigned int address_bits) -{ - u32 base_lo, base_hi, mask_lo, mask_hi; - u64 base, mask; - - if (!sizek) { - fill_mtrr_var_range(reg, 0, 0, 0, 0); - return; - } - - mask = (1ULL << address_bits) - 1; - mask &= ~((((u64)sizek) << 10) - 1); - - base = ((u64)basek) << 10; - - base |= type; - mask |= 0x800; - - base_lo = base & ((1ULL<<32) - 1); - base_hi = base >> 32; - - mask_lo = mask & ((1ULL<<32) - 1); - mask_hi = mask >> 32; - - fill_mtrr_var_range(reg, base_lo, base_hi, mask_lo, mask_hi); -} - -static void __init -save_var_mtrr(unsigned int reg, unsigned long basek, unsigned long sizek, - unsigned char type) -{ - range_state[reg].base_pfn = basek >> (PAGE_SHIFT - 10); - range_state[reg].size_pfn = sizek >> (PAGE_SHIFT - 10); - range_state[reg].type = type; -} - -static void __init -set_var_mtrr_all(unsigned int address_bits) -{ - unsigned long basek, sizek; - unsigned char type; - unsigned int reg; - - for (reg = 0; reg < num_var_ranges; reg++) { - basek = range_state[reg].base_pfn << (PAGE_SHIFT - 10); - sizek = range_state[reg].size_pfn << (PAGE_SHIFT - 10); - type = range_state[reg].type; - - set_var_mtrr(reg, basek, sizek, type, address_bits); - } -} - -static unsigned long to_size_factor(unsigned long sizek, char *factorp) -{ - char factor; - unsigned long base = sizek; - - if (base & ((1<<10) - 1)) { - /* not MB alignment */ - factor = 'K'; - } else if (base & ((1<<20) - 1)){ - factor = 'M'; - base >>= 10; - } else { - factor = 'G'; - base >>= 20; - } - - *factorp = factor; - - return base; -} - -static unsigned int __init -range_to_mtrr(unsigned int reg, unsigned long range_startk, - unsigned long range_sizek, unsigned char type) -{ - if (!range_sizek || (reg >= num_var_ranges)) - return reg; - - while (range_sizek) { - unsigned long max_align, align; - unsigned long sizek; - - /* Compute the maximum size I can make a range */ - if (range_startk) - max_align = ffs(range_startk) - 1; - else - max_align = 32; - align = fls(range_sizek) - 1; - if (align > max_align) - align = max_align; - - sizek = 1 << align; - if (debug_print) { - char start_factor = 'K', size_factor = 'K'; - unsigned long start_base, size_base; - - start_base = to_size_factor(range_startk, &start_factor), - size_base = to_size_factor(sizek, &size_factor), - - printk(KERN_DEBUG "Setting variable MTRR %d, " - "base: %ld%cB, range: %ld%cB, type %s\n", - reg, start_base, start_factor, - size_base, size_factor, - (type == MTRR_TYPE_UNCACHABLE)?"UC": - ((type == MTRR_TYPE_WRBACK)?"WB":"Other") - ); - } - save_var_mtrr(reg++, range_startk, sizek, type); - range_startk += sizek; - range_sizek -= sizek; - if (reg >= num_var_ranges) - break; - } - return reg; -} - -static unsigned __init -range_to_mtrr_with_hole(struct var_mtrr_state *state, unsigned long basek, - unsigned long sizek) -{ - unsigned long hole_basek, hole_sizek; - unsigned long second_basek, second_sizek; - unsigned long range0_basek, range0_sizek; - unsigned long range_basek, range_sizek; - unsigned long chunk_sizek; - unsigned long gran_sizek; - - hole_basek = 0; - hole_sizek = 0; - second_basek = 0; - second_sizek = 0; - chunk_sizek = state->chunk_sizek; - gran_sizek = state->gran_sizek; - - /* align with gran size, prevent small block used up MTRRs */ - range_basek = ALIGN(state->range_startk, gran_sizek); - if ((range_basek > basek) && basek) - return second_sizek; - state->range_sizek -= (range_basek - state->range_startk); - range_sizek = ALIGN(state->range_sizek, gran_sizek); - - while (range_sizek > state->range_sizek) { - range_sizek -= gran_sizek; - if (!range_sizek) - return 0; - } - state->range_sizek = range_sizek; - - /* try to append some small hole */ - range0_basek = state->range_startk; - range0_sizek = ALIGN(state->range_sizek, chunk_sizek); - - /* no increase */ - if (range0_sizek == state->range_sizek) { - if (debug_print) - printk(KERN_DEBUG "rangeX: %016lx - %016lx\n", - range0_basek<<10, - (range0_basek + state->range_sizek)<<10); - state->reg = range_to_mtrr(state->reg, range0_basek, - state->range_sizek, MTRR_TYPE_WRBACK); - return 0; - } - - /* only cut back, when it is not the last */ - if (sizek) { - while (range0_basek + range0_sizek > (basek + sizek)) { - if (range0_sizek >= chunk_sizek) - range0_sizek -= chunk_sizek; - else - range0_sizek = 0; - - if (!range0_sizek) - break; - } - } - -second_try: - range_basek = range0_basek + range0_sizek; - - /* one hole in the middle */ - if (range_basek > basek && range_basek <= (basek + sizek)) - second_sizek = range_basek - basek; - - if (range0_sizek > state->range_sizek) { - - /* one hole in middle or at end */ - hole_sizek = range0_sizek - state->range_sizek - second_sizek; - - /* hole size should be less than half of range0 size */ - if (hole_sizek >= (range0_sizek >> 1) && - range0_sizek >= chunk_sizek) { - range0_sizek -= chunk_sizek; - second_sizek = 0; - hole_sizek = 0; - - goto second_try; - } - } - - if (range0_sizek) { - if (debug_print) - printk(KERN_DEBUG "range0: %016lx - %016lx\n", - range0_basek<<10, - (range0_basek + range0_sizek)<<10); - state->reg = range_to_mtrr(state->reg, range0_basek, - range0_sizek, MTRR_TYPE_WRBACK); - } - - if (range0_sizek < state->range_sizek) { - /* need to handle left over */ - range_sizek = state->range_sizek - range0_sizek; - - if (debug_print) - printk(KERN_DEBUG "range: %016lx - %016lx\n", - range_basek<<10, - (range_basek + range_sizek)<<10); - state->reg = range_to_mtrr(state->reg, range_basek, - range_sizek, MTRR_TYPE_WRBACK); - } - - if (hole_sizek) { - hole_basek = range_basek - hole_sizek - second_sizek; - if (debug_print) - printk(KERN_DEBUG "hole: %016lx - %016lx\n", - hole_basek<<10, - (hole_basek + hole_sizek)<<10); - state->reg = range_to_mtrr(state->reg, hole_basek, - hole_sizek, MTRR_TYPE_UNCACHABLE); - } - - return second_sizek; -} - -static void __init -set_var_mtrr_range(struct var_mtrr_state *state, unsigned long base_pfn, - unsigned long size_pfn) -{ - unsigned long basek, sizek; - unsigned long second_sizek = 0; - - if (state->reg >= num_var_ranges) - return; - - basek = base_pfn << (PAGE_SHIFT - 10); - sizek = size_pfn << (PAGE_SHIFT - 10); - - /* See if I can merge with the last range */ - if ((basek <= 1024) || - (state->range_startk + state->range_sizek == basek)) { - unsigned long endk = basek + sizek; - state->range_sizek = endk - state->range_startk; - return; - } - /* Write the range mtrrs */ - if (state->range_sizek != 0) - second_sizek = range_to_mtrr_with_hole(state, basek, sizek); - - /* Allocate an msr */ - state->range_startk = basek + second_sizek; - state->range_sizek = sizek - second_sizek; -} - -/* mininum size of mtrr block that can take hole */ -static u64 mtrr_chunk_size __initdata = (256ULL<<20); - -static int __init parse_mtrr_chunk_size_opt(char *p) -{ - if (!p) - return -EINVAL; - mtrr_chunk_size = memparse(p, &p); - return 0; -} -early_param("mtrr_chunk_size", parse_mtrr_chunk_size_opt); - -/* granity of mtrr of block */ -static u64 mtrr_gran_size __initdata; - -static int __init parse_mtrr_gran_size_opt(char *p) -{ - if (!p) - return -EINVAL; - mtrr_gran_size = memparse(p, &p); - return 0; -} -early_param("mtrr_gran_size", parse_mtrr_gran_size_opt); - -static int nr_mtrr_spare_reg __initdata = - CONFIG_MTRR_SANITIZER_SPARE_REG_NR_DEFAULT; - -static int __init parse_mtrr_spare_reg(char *arg) -{ - if (arg) - nr_mtrr_spare_reg = simple_strtoul(arg, NULL, 0); - return 0; -} - -early_param("mtrr_spare_reg_nr", parse_mtrr_spare_reg); - -static int __init -x86_setup_var_mtrrs(struct res_range *range, int nr_range, - u64 chunk_size, u64 gran_size) -{ - struct var_mtrr_state var_state; - int i; - int num_reg; - - var_state.range_startk = 0; - var_state.range_sizek = 0; - var_state.reg = 0; - var_state.chunk_sizek = chunk_size >> 10; - var_state.gran_sizek = gran_size >> 10; - - memset(range_state, 0, sizeof(range_state)); - - /* Write the range etc */ - for (i = 0; i < nr_range; i++) - set_var_mtrr_range(&var_state, range[i].start, - range[i].end - range[i].start + 1); - - /* Write the last range */ - if (var_state.range_sizek != 0) - range_to_mtrr_with_hole(&var_state, 0, 0); - - num_reg = var_state.reg; - /* Clear out the extra MTRR's */ - while (var_state.reg < num_var_ranges) { - save_var_mtrr(var_state.reg, 0, 0, 0); - var_state.reg++; - } - - return num_reg; -} - -struct mtrr_cleanup_result { - unsigned long gran_sizek; - unsigned long chunk_sizek; - unsigned long lose_cover_sizek; - unsigned int num_reg; - int bad; -}; - -/* - * gran_size: 64K, 128K, 256K, 512K, 1M, 2M, ..., 2G - * chunk size: gran_size, ..., 2G - * so we need (1+16)*8 - */ -#define NUM_RESULT 136 -#define PSHIFT (PAGE_SHIFT - 10) - -static struct mtrr_cleanup_result __initdata result[NUM_RESULT]; -static unsigned long __initdata min_loss_pfn[RANGE_NUM]; - -static void __init print_out_mtrr_range_state(void) -{ - int i; - char start_factor = 'K', size_factor = 'K'; - unsigned long start_base, size_base; - mtrr_type type; - - for (i = 0; i < num_var_ranges; i++) { - - size_base = range_state[i].size_pfn << (PAGE_SHIFT - 10); - if (!size_base) - continue; - - size_base = to_size_factor(size_base, &size_factor), - start_base = range_state[i].base_pfn << (PAGE_SHIFT - 10); - start_base = to_size_factor(start_base, &start_factor), - type = range_state[i].type; - - printk(KERN_DEBUG "reg %d, base: %ld%cB, range: %ld%cB, type %s\n", - i, start_base, start_factor, - size_base, size_factor, - (type == MTRR_TYPE_UNCACHABLE) ? "UC" : - ((type == MTRR_TYPE_WRPROT) ? "WP" : - ((type == MTRR_TYPE_WRBACK) ? "WB" : "Other")) - ); - } -} - -static int __init mtrr_need_cleanup(void) -{ - int i; - mtrr_type type; - unsigned long size; - /* extra one for all 0 */ - int num[MTRR_NUM_TYPES + 1]; - - /* check entries number */ - memset(num, 0, sizeof(num)); - for (i = 0; i < num_var_ranges; i++) { - type = range_state[i].type; - size = range_state[i].size_pfn; - if (type >= MTRR_NUM_TYPES) - continue; - if (!size) - type = MTRR_NUM_TYPES; - if (type == MTRR_TYPE_WRPROT) - type = MTRR_TYPE_UNCACHABLE; - num[type]++; - } - - /* check if we got UC entries */ - if (!num[MTRR_TYPE_UNCACHABLE]) - return 0; - - /* check if we only had WB and UC */ - if (num[MTRR_TYPE_WRBACK] + num[MTRR_TYPE_UNCACHABLE] != - num_var_ranges - num[MTRR_NUM_TYPES]) - return 0; - - return 1; -} - -static unsigned long __initdata range_sums; -static void __init mtrr_calc_range_state(u64 chunk_size, u64 gran_size, - unsigned long extra_remove_base, - unsigned long extra_remove_size, - int i) -{ - int num_reg; - static struct res_range range_new[RANGE_NUM]; - static int nr_range_new; - unsigned long range_sums_new; - - /* convert ranges to var ranges state */ - num_reg = x86_setup_var_mtrrs(range, nr_range, - chunk_size, gran_size); - - /* we got new setting in range_state, check it */ - memset(range_new, 0, sizeof(range_new)); - nr_range_new = x86_get_mtrr_mem_range(range_new, 0, - extra_remove_base, extra_remove_size); - range_sums_new = sum_ranges(range_new, nr_range_new); - - result[i].chunk_sizek = chunk_size >> 10; - result[i].gran_sizek = gran_size >> 10; - result[i].num_reg = num_reg; - if (range_sums < range_sums_new) { - result[i].lose_cover_sizek = - (range_sums_new - range_sums) << PSHIFT; - result[i].bad = 1; - } else - result[i].lose_cover_sizek = - (range_sums - range_sums_new) << PSHIFT; - - /* double check it */ - if (!result[i].bad && !result[i].lose_cover_sizek) { - if (nr_range_new != nr_range || - memcmp(range, range_new, sizeof(range))) - result[i].bad = 1; - } - - if (!result[i].bad && (range_sums - range_sums_new < - min_loss_pfn[num_reg])) { - min_loss_pfn[num_reg] = - range_sums - range_sums_new; - } -} - -static void __init mtrr_print_out_one_result(int i) -{ - char gran_factor, chunk_factor, lose_factor; - unsigned long gran_base, chunk_base, lose_base; - - gran_base = to_size_factor(result[i].gran_sizek, &gran_factor), - chunk_base = to_size_factor(result[i].chunk_sizek, &chunk_factor), - lose_base = to_size_factor(result[i].lose_cover_sizek, &lose_factor), - printk(KERN_INFO "%sgran_size: %ld%c \tchunk_size: %ld%c \t", - result[i].bad ? "*BAD*" : " ", - gran_base, gran_factor, chunk_base, chunk_factor); - printk(KERN_CONT "num_reg: %d \tlose cover RAM: %s%ld%c\n", - result[i].num_reg, result[i].bad ? "-" : "", - lose_base, lose_factor); -} - -static int __init mtrr_search_optimal_index(void) -{ - int i; - int num_reg_good; - int index_good; - - if (nr_mtrr_spare_reg >= num_var_ranges) - nr_mtrr_spare_reg = num_var_ranges - 1; - num_reg_good = -1; - for (i = num_var_ranges - nr_mtrr_spare_reg; i > 0; i--) { - if (!min_loss_pfn[i]) - num_reg_good = i; - } - - index_good = -1; - if (num_reg_good != -1) { - for (i = 0; i < NUM_RESULT; i++) { - if (!result[i].bad && - result[i].num_reg == num_reg_good && - !result[i].lose_cover_sizek) { - index_good = i; - break; - } - } - } - - return index_good; -} - - -static int __init mtrr_cleanup(unsigned address_bits) -{ - unsigned long extra_remove_base, extra_remove_size; - unsigned long base, size, def, dummy; - mtrr_type type; - u64 chunk_size, gran_size; - int index_good; - int i; - - if (!is_cpu(INTEL) || enable_mtrr_cleanup < 1) - return 0; - rdmsr(MTRRdefType_MSR, def, dummy); - def &= 0xff; - if (def != MTRR_TYPE_UNCACHABLE) - return 0; - - /* get it and store it aside */ - memset(range_state, 0, sizeof(range_state)); - for (i = 0; i < num_var_ranges; i++) { - mtrr_if->get(i, &base, &size, &type); - range_state[i].base_pfn = base; - range_state[i].size_pfn = size; - range_state[i].type = type; - } - - /* check if we need handle it and can handle it */ - if (!mtrr_need_cleanup()) - return 0; - - /* print original var MTRRs at first, for debugging: */ - printk(KERN_DEBUG "original variable MTRRs\n"); - print_out_mtrr_range_state(); - - memset(range, 0, sizeof(range)); - extra_remove_size = 0; - extra_remove_base = 1 << (32 - PAGE_SHIFT); - if (mtrr_tom2) - extra_remove_size = - (mtrr_tom2 >> PAGE_SHIFT) - extra_remove_base; - nr_range = x86_get_mtrr_mem_range(range, 0, extra_remove_base, - extra_remove_size); - /* - * [0, 1M) should always be coverred by var mtrr with WB - * and fixed mtrrs should take effective before var mtrr for it - */ - nr_range = add_range_with_merge(range, nr_range, 0, - (1ULL<<(20 - PAGE_SHIFT)) - 1); - /* sort the ranges */ - sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL); - - range_sums = sum_ranges(range, nr_range); - printk(KERN_INFO "total RAM coverred: %ldM\n", - range_sums >> (20 - PAGE_SHIFT)); - - if (mtrr_chunk_size && mtrr_gran_size) { - i = 0; - mtrr_calc_range_state(mtrr_chunk_size, mtrr_gran_size, - extra_remove_base, extra_remove_size, i); - - mtrr_print_out_one_result(i); - - if (!result[i].bad) { - set_var_mtrr_all(address_bits); - return 1; - } - printk(KERN_INFO "invalid mtrr_gran_size or mtrr_chunk_size, " - "will find optimal one\n"); - } - - i = 0; - memset(min_loss_pfn, 0xff, sizeof(min_loss_pfn)); - memset(result, 0, sizeof(result)); - for (gran_size = (1ULL<<16); gran_size < (1ULL<<32); gran_size <<= 1) { - - for (chunk_size = gran_size; chunk_size < (1ULL<<32); - chunk_size <<= 1) { - - if (i >= NUM_RESULT) - continue; - - mtrr_calc_range_state(chunk_size, gran_size, - extra_remove_base, extra_remove_size, i); - if (debug_print) { - mtrr_print_out_one_result(i); - printk(KERN_INFO "\n"); - } - - i++; - } - } - - /* try to find the optimal index */ - index_good = mtrr_search_optimal_index(); - - if (index_good != -1) { - printk(KERN_INFO "Found optimal setting for mtrr clean up\n"); - i = index_good; - mtrr_print_out_one_result(i); - - /* convert ranges to var ranges state */ - chunk_size = result[i].chunk_sizek; - chunk_size <<= 10; - gran_size = result[i].gran_sizek; - gran_size <<= 10; - x86_setup_var_mtrrs(range, nr_range, chunk_size, gran_size); - set_var_mtrr_all(address_bits); - printk(KERN_DEBUG "New variable MTRRs\n"); - print_out_mtrr_range_state(); - return 1; - } else { - /* print out all */ - for (i = 0; i < NUM_RESULT; i++) - mtrr_print_out_one_result(i); - } - - printk(KERN_INFO "mtrr_cleanup: can not find optimal value\n"); - printk(KERN_INFO "please specify mtrr_gran_size/mtrr_chunk_size\n"); - - return 0; -} -#else -static int __init mtrr_cleanup(unsigned address_bits) -{ - return 0; -} -#endif - -static int __initdata changed_by_mtrr_cleanup; - -static int disable_mtrr_trim; - -static int __init disable_mtrr_trim_setup(char *str) -{ - disable_mtrr_trim = 1; - return 0; -} -early_param("disable_mtrr_trim", disable_mtrr_trim_setup); - -/* - * Newer AMD K8s and later CPUs have a special magic MSR way to force WB - * for memory >4GB. Check for that here. - * Note this won't check if the MTRRs < 4GB where the magic bit doesn't - * apply to are wrong, but so far we don't know of any such case in the wild. - */ -#define Tom2Enabled (1U << 21) -#define Tom2ForceMemTypeWB (1U << 22) - -int __init amd_special_default_mtrr(void) -{ - u32 l, h; - - if (boot_cpu_data.x86_vendor != X86_VENDOR_AMD) - return 0; - if (boot_cpu_data.x86 < 0xf || boot_cpu_data.x86 > 0x11) - return 0; - /* In case some hypervisor doesn't pass SYSCFG through */ - if (rdmsr_safe(MSR_K8_SYSCFG, &l, &h) < 0) - return 0; - /* - * Memory between 4GB and top of mem is forced WB by this magic bit. - * Reserved before K8RevF, but should be zero there. - */ - if ((l & (Tom2Enabled | Tom2ForceMemTypeWB)) == - (Tom2Enabled | Tom2ForceMemTypeWB)) - return 1; - return 0; -} - -static u64 __init real_trim_memory(unsigned long start_pfn, - unsigned long limit_pfn) -{ - u64 trim_start, trim_size; - trim_start = start_pfn; - trim_start <<= PAGE_SHIFT; - trim_size = limit_pfn; - trim_size <<= PAGE_SHIFT; - trim_size -= trim_start; - - return e820_update_range(trim_start, trim_size, E820_RAM, - E820_RESERVED); -} -/** - * mtrr_trim_uncached_memory - trim RAM not covered by MTRRs - * @end_pfn: ending page frame number - * - * Some buggy BIOSes don't setup the MTRRs properly for systems with certain - * memory configurations. This routine checks that the highest MTRR matches - * the end of memory, to make sure the MTRRs having a write back type cover - * all of the memory the kernel is intending to use. If not, it'll trim any - * memory off the end by adjusting end_pfn, removing it from the kernel's - * allocation pools, warning the user with an obnoxious message. - */ -int __init mtrr_trim_uncached_memory(unsigned long end_pfn) -{ - unsigned long i, base, size, highest_pfn = 0, def, dummy; - mtrr_type type; - u64 total_trim_size; - - /* extra one for all 0 */ - int num[MTRR_NUM_TYPES + 1]; - /* - * Make sure we only trim uncachable memory on machines that - * support the Intel MTRR architecture: - */ - if (!is_cpu(INTEL) || disable_mtrr_trim) - return 0; - rdmsr(MTRRdefType_MSR, def, dummy); - def &= 0xff; - if (def != MTRR_TYPE_UNCACHABLE) - return 0; - - /* get it and store it aside */ - memset(range_state, 0, sizeof(range_state)); - for (i = 0; i < num_var_ranges; i++) { - mtrr_if->get(i, &base, &size, &type); - range_state[i].base_pfn = base; - range_state[i].size_pfn = size; - range_state[i].type = type; - } - - /* Find highest cached pfn */ - for (i = 0; i < num_var_ranges; i++) { - type = range_state[i].type; - if (type != MTRR_TYPE_WRBACK) - continue; - base = range_state[i].base_pfn; - size = range_state[i].size_pfn; - if (highest_pfn < base + size) - highest_pfn = base + size; - } - - /* kvm/qemu doesn't have mtrr set right, don't trim them all */ - if (!highest_pfn) { - printk(KERN_INFO "CPU MTRRs all blank - virtualized system.\n"); - return 0; - } - - /* check entries number */ - memset(num, 0, sizeof(num)); - for (i = 0; i < num_var_ranges; i++) { - type = range_state[i].type; - if (type >= MTRR_NUM_TYPES) - continue; - size = range_state[i].size_pfn; - if (!size) - type = MTRR_NUM_TYPES; - num[type]++; - } - - /* no entry for WB? */ - if (!num[MTRR_TYPE_WRBACK]) - return 0; - - /* check if we only had WB and UC */ - if (num[MTRR_TYPE_WRBACK] + num[MTRR_TYPE_UNCACHABLE] != - num_var_ranges - num[MTRR_NUM_TYPES]) - return 0; - - memset(range, 0, sizeof(range)); - nr_range = 0; - if (mtrr_tom2) { - range[nr_range].start = (1ULL<<(32 - PAGE_SHIFT)); - range[nr_range].end = (mtrr_tom2 >> PAGE_SHIFT) - 1; - if (highest_pfn < range[nr_range].end + 1) - highest_pfn = range[nr_range].end + 1; - nr_range++; - } - nr_range = x86_get_mtrr_mem_range(range, nr_range, 0, 0); - - total_trim_size = 0; - /* check the head */ - if (range[0].start) - total_trim_size += real_trim_memory(0, range[0].start); - /* check the holes */ - for (i = 0; i < nr_range - 1; i++) { - if (range[i].end + 1 < range[i+1].start) - total_trim_size += real_trim_memory(range[i].end + 1, - range[i+1].start); - } - /* check the top */ - i = nr_range - 1; - if (range[i].end + 1 < end_pfn) - total_trim_size += real_trim_memory(range[i].end + 1, - end_pfn); - - if (total_trim_size) { - printk(KERN_WARNING "WARNING: BIOS bug: CPU MTRRs don't cover" - " all of memory, losing %lluMB of RAM.\n", - total_trim_size >> 20); - - if (!changed_by_mtrr_cleanup) - WARN_ON(1); - - printk(KERN_INFO "update e820 for mtrr\n"); - update_e820(); - - return 1; - } - - return 0; -} +int __initdata changed_by_mtrr_cleanup; /** * mtrr_bp_init - initialize mtrrs on the boot CPU diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h index ffd60409cc6d..77f67f7b347a 100644 --- a/arch/x86/kernel/cpu/mtrr/mtrr.h +++ b/arch/x86/kernel/cpu/mtrr/mtrr.h @@ -79,6 +79,7 @@ extern struct mtrr_ops * mtrr_if; extern unsigned int num_var_ranges; extern u64 mtrr_tom2; +extern struct mtrr_state_type mtrr_state; void mtrr_state_warn(void); const char *mtrr_attrib_to_str(int x); @@ -88,3 +89,6 @@ void mtrr_wrmsr(unsigned, unsigned, unsigned); int amd_init_mtrr(void); int cyrix_init_mtrr(void); int centaur_init_mtrr(void); + +extern int changed_by_mtrr_cleanup; +extern int mtrr_cleanup(unsigned address_bits); diff --git a/arch/x86/kernel/cpu/transmeta.c b/arch/x86/kernel/cpu/transmeta.c index 52b3fefbd5af..bb62b3e5caad 100644 --- a/arch/x86/kernel/cpu/transmeta.c +++ b/arch/x86/kernel/cpu/transmeta.c @@ -98,7 +98,7 @@ static void __cpuinit init_transmeta(struct cpuinfo_x86 *c) #endif } -static struct cpu_dev transmeta_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst transmeta_cpu_dev = { .c_vendor = "Transmeta", .c_ident = { "GenuineTMx86", "TransmetaCPU" }, .c_early_init = early_init_transmeta, diff --git a/arch/x86/kernel/cpu/umc.c b/arch/x86/kernel/cpu/umc.c index e777f79e0960..fd2c37bf7acb 100644 --- a/arch/x86/kernel/cpu/umc.c +++ b/arch/x86/kernel/cpu/umc.c @@ -8,7 +8,7 @@ * so no special init takes place. */ -static struct cpu_dev umc_cpu_dev __cpuinitdata = { +static const struct cpu_dev __cpuinitconst umc_cpu_dev = { .c_vendor = "UMC", .c_ident = { "UMC UMC UMC" }, .c_models = { diff --git a/arch/x86/kernel/ds.c b/arch/x86/kernel/ds.c index 169a120587be..87b67e3a765a 100644 --- a/arch/x86/kernel/ds.c +++ b/arch/x86/kernel/ds.c @@ -729,7 +729,7 @@ struct pebs_tracer *ds_request_pebs(struct task_struct *task, spin_unlock_irqrestore(&ds_lock, irq); - ds_write_config(tracer->ds.context, &tracer->trace.ds, ds_bts); + ds_write_config(tracer->ds.context, &tracer->trace.ds, ds_pebs); ds_resume_pebs(tracer); return tracer; @@ -1029,5 +1029,4 @@ void ds_copy_thread(struct task_struct *tsk, struct task_struct *father) void ds_exit_thread(struct task_struct *tsk) { - WARN_ON(tsk->thread.ds_ctx); } diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 508bec1cee27..fb638d9ce6d2 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -110,19 +110,50 @@ int __init e820_all_mapped(u64 start, u64 end, unsigned type) /* * Add a memory region to the kernel e820 map. */ -void __init e820_add_region(u64 start, u64 size, int type) +static void __init __e820_add_region(struct e820map *e820x, u64 start, u64 size, + int type) { - int x = e820.nr_map; + int x = e820x->nr_map; - if (x == ARRAY_SIZE(e820.map)) { + if (x == ARRAY_SIZE(e820x->map)) { printk(KERN_ERR "Ooops! Too many entries in the memory map!\n"); return; } - e820.map[x].addr = start; - e820.map[x].size = size; - e820.map[x].type = type; - e820.nr_map++; + e820x->map[x].addr = start; + e820x->map[x].size = size; + e820x->map[x].type = type; + e820x->nr_map++; +} + +void __init e820_add_region(u64 start, u64 size, int type) +{ + __e820_add_region(&e820, start, size, type); +} + +static void __init e820_print_type(u32 type) +{ + switch (type) { + case E820_RAM: + case E820_RESERVED_KERN: + printk(KERN_CONT "(usable)"); + break; + case E820_RESERVED: + printk(KERN_CONT "(reserved)"); + break; + case E820_ACPI: + printk(KERN_CONT "(ACPI data)"); + break; + case E820_NVS: + printk(KERN_CONT "(ACPI NVS)"); + break; + case E820_UNUSABLE: + printk(KERN_CONT "(unusable)"); + break; + default: + printk(KERN_CONT "type %u", type); + break; + } } void __init e820_print_map(char *who) @@ -134,27 +165,8 @@ void __init e820_print_map(char *who) (unsigned long long) e820.map[i].addr, (unsigned long long) (e820.map[i].addr + e820.map[i].size)); - switch (e820.map[i].type) { - case E820_RAM: - case E820_RESERVED_KERN: - printk(KERN_CONT "(usable)\n"); - break; - case E820_RESERVED: - printk(KERN_CONT "(reserved)\n"); - break; - case E820_ACPI: - printk(KERN_CONT "(ACPI data)\n"); - break; - case E820_NVS: - printk(KERN_CONT "(ACPI NVS)\n"); - break; - case E820_UNUSABLE: - printk("(unusable)\n"); - break; - default: - printk(KERN_CONT "type %u\n", e820.map[i].type); - break; - } + e820_print_type(e820.map[i].type); + printk(KERN_CONT "\n"); } } @@ -417,11 +429,12 @@ static int __init append_e820_map(struct e820entry *biosmap, int nr_map) return __append_e820_map(biosmap, nr_map); } -static u64 __init e820_update_range_map(struct e820map *e820x, u64 start, +static u64 __init __e820_update_range(struct e820map *e820x, u64 start, u64 size, unsigned old_type, unsigned new_type) { - int i; + u64 end; + unsigned int i; u64 real_updated_size = 0; BUG_ON(old_type == new_type); @@ -429,27 +442,55 @@ static u64 __init e820_update_range_map(struct e820map *e820x, u64 start, if (size > (ULLONG_MAX - start)) size = ULLONG_MAX - start; - for (i = 0; i < e820.nr_map; i++) { + end = start + size; + printk(KERN_DEBUG "e820 update range: %016Lx - %016Lx ", + (unsigned long long) start, + (unsigned long long) end); + e820_print_type(old_type); + printk(KERN_CONT " ==> "); + e820_print_type(new_type); + printk(KERN_CONT "\n"); + + for (i = 0; i < e820x->nr_map; i++) { struct e820entry *ei = &e820x->map[i]; u64 final_start, final_end; + u64 ei_end; + if (ei->type != old_type) continue; - /* totally covered? */ - if (ei->addr >= start && - (ei->addr + ei->size) <= (start + size)) { + + ei_end = ei->addr + ei->size; + /* totally covered by new range? */ + if (ei->addr >= start && ei_end <= end) { ei->type = new_type; real_updated_size += ei->size; continue; } + + /* new range is totally covered? */ + if (ei->addr < start && ei_end > end) { + __e820_add_region(e820x, start, size, new_type); + __e820_add_region(e820x, end, ei_end - end, ei->type); + ei->size = start - ei->addr; + real_updated_size += size; + continue; + } + /* partially covered */ final_start = max(start, ei->addr); - final_end = min(start + size, ei->addr + ei->size); + final_end = min(end, ei_end); if (final_start >= final_end) continue; - e820_add_region(final_start, final_end - final_start, - new_type); + + __e820_add_region(e820x, final_start, final_end - final_start, + new_type); + real_updated_size += final_end - final_start; + /* + * left range could be head or tail, so need to update + * size at first. + */ ei->size -= final_end - final_start; if (ei->addr < final_start) continue; @@ -461,13 +502,13 @@ static u64 __init e820_update_range_map(struct e820map *e820x, u64 start, u64 __init e820_update_range(u64 start, u64 size, unsigned old_type, unsigned new_type) { - return e820_update_range_map(&e820, start, size, old_type, new_type); + return __e820_update_range(&e820, start, size, old_type, new_type); } static u64 __init e820_update_range_saved(u64 start, u64 size, unsigned old_type, unsigned new_type) { - return e820_update_range_map(&e820_saved, start, size, old_type, + return __e820_update_range(&e820_saved, start, size, old_type, new_type); } @@ -1020,8 +1061,8 @@ u64 __init find_e820_area_size(u64 start, u64 *sizep, u64 align) continue; return addr; } - return -1UL; + return -1ULL; } /* @@ -1034,13 +1075,22 @@ u64 __init early_reserve_e820(u64 startt, u64 sizet, u64 align) u64 start; start = startt; - while (size < sizet) + while (size < sizet && (start + 1)) start = find_e820_area_size(start, &size, align); if (size < sizet) return 0; +#ifdef CONFIG_X86_32 + if (start >= MAXMEM) + return 0; + if (start + size > MAXMEM) + size = MAXMEM - start; +#endif + addr = round_down(start + size - sizet, align); + if (addr < start) + return 0; e820_update_range(addr, sizet, E820_RAM, E820_RESERVED); e820_update_range_saved(addr, sizet, E820_RAM, E820_RESERVED); printk(KERN_INFO "update e820 for early_reserve_e820\n"); diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c index 639ad98238a2..335f049d110f 100644 --- a/arch/x86/kernel/early_printk.c +++ b/arch/x86/kernel/early_printk.c @@ -250,7 +250,7 @@ static int dbgp_wait_until_complete(void) return (ctrl & DBGP_ERROR) ? -DBGP_ERRCODE(ctrl) : DBGP_LEN(ctrl); } -static void dbgp_mdelay(int ms) +static void __init dbgp_mdelay(int ms) { int i; @@ -311,7 +311,7 @@ static void dbgp_set_data(const void *buf, int size) writel(hi, &ehci_debug->data47); } -static void dbgp_get_data(void *buf, int size) +static void __init dbgp_get_data(void *buf, int size) { unsigned char *bytes = buf; u32 lo, hi; @@ -355,7 +355,7 @@ static int dbgp_bulk_write(unsigned devnum, unsigned endpoint, return ret; } -static int dbgp_bulk_read(unsigned devnum, unsigned endpoint, void *data, +static int __init dbgp_bulk_read(unsigned devnum, unsigned endpoint, void *data, int size) { u32 pids, addr, ctrl; @@ -386,8 +386,8 @@ static int dbgp_bulk_read(unsigned devnum, unsigned endpoint, void *data, return ret; } -static int dbgp_control_msg(unsigned devnum, int requesttype, int request, - int value, int index, void *data, int size) +static int __init dbgp_control_msg(unsigned devnum, int requesttype, + int request, int value, int index, void *data, int size) { u32 pids, addr, ctrl; struct usb_ctrlrequest req; @@ -489,7 +489,7 @@ static u32 __init find_dbgp(int ehci_num, u32 *rbus, u32 *rslot, u32 *rfunc) return 0; } -static int ehci_reset_port(int port) +static int __init ehci_reset_port(int port) { u32 portsc; u32 delay_time, delay; @@ -532,7 +532,7 @@ static int ehci_reset_port(int port) return -EBUSY; } -static int ehci_wait_for_port(int port) +static int __init ehci_wait_for_port(int port) { u32 status; int ret, reps; @@ -557,13 +557,13 @@ static inline void dbgp_printk(const char *fmt, ...) { } typedef void (*set_debug_port_t)(int port); -static void default_set_debug_port(int port) +static void __init default_set_debug_port(int port) { } -static set_debug_port_t set_debug_port = default_set_debug_port; +static set_debug_port_t __initdata set_debug_port = default_set_debug_port; -static void nvidia_set_debug_port(int port) +static void __init nvidia_set_debug_port(int port) { u32 dword; dword = read_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func, diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c index b205272ad394..1736acc4d7aa 100644 --- a/arch/x86/kernel/efi.c +++ b/arch/x86/kernel/efi.c @@ -469,7 +469,7 @@ void __init efi_enter_virtual_mode(void) efi_memory_desc_t *md; efi_status_t status; unsigned long size; - u64 end, systab, addr, npages; + u64 end, systab, addr, npages, end_pfn; void *p, *va; efi.systab = NULL; @@ -481,7 +481,10 @@ void __init efi_enter_virtual_mode(void) size = md->num_pages << EFI_PAGE_SHIFT; end = md->phys_addr + size; - if (PFN_UP(end) <= max_low_pfn_mapped) + end_pfn = PFN_UP(end); + if (end_pfn <= max_low_pfn_mapped + || (end_pfn > (1UL << (32 - PAGE_SHIFT)) + && end_pfn <= max_pfn_mapped)) va = __va(md->phys_addr); else va = efi_ioremap(md->phys_addr, size); diff --git a/arch/x86/kernel/efi_64.c b/arch/x86/kernel/efi_64.c index a4ee29127fdf..22c3b7828c50 100644 --- a/arch/x86/kernel/efi_64.c +++ b/arch/x86/kernel/efi_64.c @@ -100,24 +100,11 @@ void __init efi_call_phys_epilog(void) void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size) { - static unsigned pages_mapped __initdata; - unsigned i, pages; - unsigned long offset; + unsigned long last_map_pfn; - pages = PFN_UP(phys_addr + size) - PFN_DOWN(phys_addr); - offset = phys_addr & ~PAGE_MASK; - phys_addr &= PAGE_MASK; - - if (pages_mapped + pages > MAX_EFI_IO_PAGES) + last_map_pfn = init_memory_mapping(phys_addr, phys_addr + size); + if ((last_map_pfn << PAGE_SHIFT) < phys_addr + size) return NULL; - for (i = 0; i < pages; i++) { - __set_fixmap(FIX_EFI_IO_MAP_FIRST_PAGE - pages_mapped, - phys_addr, PAGE_KERNEL); - phys_addr += PAGE_SIZE; - pages_mapped++; - } - - return (void __iomem *)__fix_to_virt(FIX_EFI_IO_MAP_FIRST_PAGE - \ - (pages_mapped - pages)) + offset; + return (void __iomem *)__va(phys_addr); } diff --git a/arch/x86/kernel/entry_32.S b/arch/x86/kernel/entry_32.S index 899e8938e79f..c929add475c9 100644 --- a/arch/x86/kernel/entry_32.S +++ b/arch/x86/kernel/entry_32.S @@ -442,8 +442,7 @@ sysenter_past_esp: GET_THREAD_INFO(%ebp) - /* Note, _TIF_SECCOMP is bit number 8, and so it needs testw and not testb */ - testw $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp) + testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp) jnz sysenter_audit sysenter_do_call: cmpl $(nr_syscalls), %eax @@ -454,7 +453,7 @@ sysenter_do_call: DISABLE_INTERRUPTS(CLBR_ANY) TRACE_IRQS_OFF movl TI_flags(%ebp), %ecx - testw $_TIF_ALLWORK_MASK, %cx + testl $_TIF_ALLWORK_MASK, %ecx jne sysexit_audit sysenter_exit: /* if something modifies registers it must also disable sysexit */ @@ -468,7 +467,7 @@ sysenter_exit: #ifdef CONFIG_AUDITSYSCALL sysenter_audit: - testw $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%ebp) + testl $(_TIF_WORK_SYSCALL_ENTRY & ~_TIF_SYSCALL_AUDIT),TI_flags(%ebp) jnz syscall_trace_entry addl $4,%esp CFI_ADJUST_CFA_OFFSET -4 @@ -485,7 +484,7 @@ sysenter_audit: jmp sysenter_do_call sysexit_audit: - testw $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), %cx + testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), %ecx jne syscall_exit_work TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_ANY) @@ -498,7 +497,7 @@ sysexit_audit: DISABLE_INTERRUPTS(CLBR_ANY) TRACE_IRQS_OFF movl TI_flags(%ebp), %ecx - testw $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), %cx + testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT), %ecx jne syscall_exit_work movl PT_EAX(%esp),%eax /* reload syscall return value */ jmp sysenter_exit @@ -523,8 +522,7 @@ ENTRY(system_call) SAVE_ALL GET_THREAD_INFO(%ebp) # system call tracing in operation / emulation - /* Note, _TIF_SECCOMP is bit number 8, and so it needs testw and not testb */ - testw $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp) + testl $_TIF_WORK_SYSCALL_ENTRY,TI_flags(%ebp) jnz syscall_trace_entry cmpl $(nr_syscalls), %eax jae syscall_badsys @@ -538,7 +536,7 @@ syscall_exit: # between sampling and the iret TRACE_IRQS_OFF movl TI_flags(%ebp), %ecx - testw $_TIF_ALLWORK_MASK, %cx # current->work + testl $_TIF_ALLWORK_MASK, %ecx # current->work jne syscall_exit_work restore_all: @@ -673,7 +671,7 @@ END(syscall_trace_entry) # perform syscall exit tracing ALIGN syscall_exit_work: - testb $_TIF_WORK_SYSCALL_EXIT, %cl + testl $_TIF_WORK_SYSCALL_EXIT, %ecx jz work_pending TRACE_IRQS_ON ENABLE_INTERRUPTS(CLBR_ANY) # could let syscall_trace_leave() call diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S index 83d1836b9467..a331ec38af9e 100644 --- a/arch/x86/kernel/entry_64.S +++ b/arch/x86/kernel/entry_64.S @@ -368,6 +368,7 @@ ENTRY(save_rest) END(save_rest) /* save complete stack frame */ + .pushsection .kprobes.text, "ax" ENTRY(save_paranoid) XCPT_FRAME 1 RDI+8 cld @@ -396,6 +397,7 @@ ENTRY(save_paranoid) 1: ret CFI_ENDPROC END(save_paranoid) + .popsection /* * A newly forked process directly context switches into this address. @@ -416,7 +418,6 @@ ENTRY(ret_from_fork) GET_THREAD_INFO(%rcx) - CFI_REMEMBER_STATE RESTORE_REST testl $3, CS-ARGOFFSET(%rsp) # from kernel_thread? @@ -428,7 +429,6 @@ ENTRY(ret_from_fork) RESTORE_TOP_OF_STACK %rdi, -ARGOFFSET jmp ret_from_sys_call # go to the SYSRET fastpath - CFI_RESTORE_STATE CFI_ENDPROC END(ret_from_fork) @@ -984,6 +984,8 @@ apicinterrupt UV_BAU_MESSAGE \ #endif apicinterrupt LOCAL_TIMER_VECTOR \ apic_timer_interrupt smp_apic_timer_interrupt +apicinterrupt GENERIC_INTERRUPT_VECTOR \ + generic_interrupt smp_generic_interrupt #ifdef CONFIG_SMP apicinterrupt INVALIDATE_TLB_VECTOR_START+0 \ diff --git a/arch/x86/kernel/head32.c b/arch/x86/kernel/head32.c index ac108d1fe182..3f8579f8d42c 100644 --- a/arch/x86/kernel/head32.c +++ b/arch/x86/kernel/head32.c @@ -18,7 +18,7 @@ void __init i386_start_kernel(void) { reserve_trampoline_memory(); - reserve_early(__pa_symbol(&_text), __pa_symbol(&_end), "TEXT DATA BSS"); + reserve_early(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS"); #ifdef CONFIG_BLK_DEV_INITRD /* Reserve INITRD */ @@ -29,9 +29,6 @@ void __init i386_start_kernel(void) reserve_early(ramdisk_image, ramdisk_end, "RAMDISK"); } #endif - reserve_early(init_pg_tables_start, init_pg_tables_end, - "INIT_PG_TABLE"); - reserve_ebda_region(); /* diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index f5b272247690..70eaa852c732 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -100,7 +100,7 @@ void __init x86_64_start_reservations(char *real_mode_data) reserve_trampoline_memory(); - reserve_early(__pa_symbol(&_text), __pa_symbol(&_end), "TEXT DATA BSS"); + reserve_early(__pa_symbol(&_text), __pa_symbol(&__bss_stop), "TEXT DATA BSS"); #ifdef CONFIG_BLK_DEV_INITRD /* Reserve INITRD */ diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S index c32ca19d591a..30683883e0cd 100644 --- a/arch/x86/kernel/head_32.S +++ b/arch/x86/kernel/head_32.S @@ -38,42 +38,40 @@ #define X86_VENDOR_ID new_cpu_data+CPUINFO_x86_vendor_id /* - * This is how much memory *in addition to the memory covered up to - * and including _end* we need mapped initially. + * This is how much memory in addition to the memory covered up to + * and including _end we need mapped initially. * We need: - * - one bit for each possible page, but only in low memory, which means - * 2^32/4096/8 = 128K worst case (4G/4G split.) - * - enough space to map all low memory, which means - * (2^32/4096) / 1024 pages (worst case, non PAE) - * (2^32/4096) / 512 + 4 pages (worst case for PAE) - * - a few pages for allocator use before the kernel pagetable has - * been set up + * (KERNEL_IMAGE_SIZE/4096) / 1024 pages (worst case, non PAE) + * (KERNEL_IMAGE_SIZE/4096) / 512 + 4 pages (worst case for PAE) * * Modulo rounding, each megabyte assigned here requires a kilobyte of * memory, which is currently unreclaimed. * * This should be a multiple of a page. + * + * KERNEL_IMAGE_SIZE should be greater than pa(_end) + * and small than max_low_pfn, otherwise will waste some page table entries */ -LOW_PAGES = 1<<(32-PAGE_SHIFT_asm) - -/* - * To preserve the DMA pool in PAGEALLOC kernels, we'll allocate - * pagetables from above the 16MB DMA limit, so we'll have to set - * up pagetables 16MB more (worst-case): - */ -#ifdef CONFIG_DEBUG_PAGEALLOC -LOW_PAGES = LOW_PAGES + 0x1000000 -#endif #if PTRS_PER_PMD > 1 -PAGE_TABLE_SIZE = (LOW_PAGES / PTRS_PER_PMD) + PTRS_PER_PGD +#define PAGE_TABLE_SIZE(pages) (((pages) / PTRS_PER_PMD) + PTRS_PER_PGD) #else -PAGE_TABLE_SIZE = (LOW_PAGES / PTRS_PER_PGD) +#define PAGE_TABLE_SIZE(pages) ((pages) / PTRS_PER_PGD) #endif -BOOTBITMAP_SIZE = LOW_PAGES / 8 -ALLOCATOR_SLOP = 4 -INIT_MAP_BEYOND_END = BOOTBITMAP_SIZE + (PAGE_TABLE_SIZE + ALLOCATOR_SLOP)*PAGE_SIZE_asm +/* Enough space to fit pagetables for the low memory linear map */ +MAPPING_BEYOND_END = \ + PAGE_TABLE_SIZE(((1<<32) - __PAGE_OFFSET) >> PAGE_SHIFT) << PAGE_SHIFT + +/* + * Worst-case size of the kernel mapping we need to make: + * the worst-case size of the kernel itself, plus the extra we need + * to map for the linear map. + */ +KERNEL_PAGES = (KERNEL_IMAGE_SIZE + MAPPING_BEYOND_END)>>PAGE_SHIFT + +INIT_MAP_SIZE = PAGE_TABLE_SIZE(KERNEL_PAGES) * PAGE_SIZE_asm +RESERVE_BRK(pagetables, INIT_MAP_SIZE) /* * 32-bit kernel entrypoint; only used by the boot CPU. On entry, @@ -166,10 +164,10 @@ num_subarch_entries = (. - subarch_entries) / 4 /* * Initialize page tables. This creates a PDE and a set of page - * tables, which are located immediately beyond _end. The variable - * init_pg_tables_end is set up to point to the first "safe" location. + * tables, which are located immediately beyond __brk_base. The variable + * _brk_end is set up to point to the first "safe" location. * Mappings are created both at virtual address 0 (identity mapping) - * and PAGE_OFFSET for up to _end+sizeof(page tables)+INIT_MAP_BEYOND_END. + * and PAGE_OFFSET for up to _end. * * Note that the stack is not yet set up! */ @@ -190,8 +188,7 @@ default_entry: xorl %ebx,%ebx /* %ebx is kept at zero */ - movl $pa(pg0), %edi - movl %edi, pa(init_pg_tables_start) + movl $pa(__brk_base), %edi movl $pa(swapper_pg_pmd), %edx movl $PTE_IDENT_ATTR, %eax 10: @@ -209,14 +206,14 @@ default_entry: loop 11b /* - * End condition: we must map up to and including INIT_MAP_BEYOND_END - * bytes beyond the end of our own page tables. + * End condition: we must map up to the end + MAPPING_BEYOND_END. */ - leal (INIT_MAP_BEYOND_END+PTE_IDENT_ATTR)(%edi),%ebp + movl $pa(_end) + MAPPING_BEYOND_END + PTE_IDENT_ATTR, %ebp cmpl %ebp,%eax jb 10b 1: - movl %edi,pa(init_pg_tables_end) + addl $__PAGE_OFFSET, %edi + movl %edi, pa(_brk_end) shrl $12, %eax movl %eax, pa(max_pfn_mapped) @@ -227,8 +224,7 @@ default_entry: page_pde_offset = (__PAGE_OFFSET >> 20); - movl $pa(pg0), %edi - movl %edi, pa(init_pg_tables_start) + movl $pa(__brk_base), %edi movl $pa(swapper_pg_dir), %edx movl $PTE_IDENT_ATTR, %eax 10: @@ -242,14 +238,13 @@ page_pde_offset = (__PAGE_OFFSET >> 20); addl $0x1000,%eax loop 11b /* - * End condition: we must map up to and including INIT_MAP_BEYOND_END - * bytes beyond the end of our own page tables; the +0x007 is - * the attribute bits + * End condition: we must map up to the end + MAPPING_BEYOND_END. */ - leal (INIT_MAP_BEYOND_END+PTE_IDENT_ATTR)(%edi),%ebp + movl $pa(_end) + MAPPING_BEYOND_END + PTE_IDENT_ATTR, %ebp cmpl %ebp,%eax jb 10b - movl %edi,pa(init_pg_tables_end) + addl $__PAGE_OFFSET, %edi + movl %edi, pa(_brk_end) shrl $12, %eax movl %eax, pa(max_pfn_mapped) @@ -636,6 +631,7 @@ swapper_pg_fixmap: .fill 1024,4,0 ENTRY(empty_zero_page) .fill 4096,1,0 + /* * This starts the data section. */ diff --git a/arch/x86/kernel/i387.c b/arch/x86/kernel/i387.c index b0f61f0dcd0a..f2f8540a7f3d 100644 --- a/arch/x86/kernel/i387.c +++ b/arch/x86/kernel/i387.c @@ -136,7 +136,7 @@ int init_fpu(struct task_struct *tsk) #ifdef CONFIG_X86_32 if (!HAVE_HWFP) { memset(tsk->thread.xstate, 0, xstate_size); - finit(); + finit_task(tsk); set_stopped_child_used_math(tsk); return 0; } diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index f13ca1650aaf..b8ac3b6cf776 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -15,6 +15,9 @@ atomic_t irq_err_count; +/* Function pointer for generic interrupt vector handling */ +void (*generic_interrupt_extension)(void) = NULL; + /* * 'what should we do if we get a hw irq event on an illegal vector'. * each architecture has to answer this themselves. @@ -42,55 +45,61 @@ void ack_bad_irq(unsigned int irq) /* * /proc/interrupts printing: */ -static int show_other_interrupts(struct seq_file *p) +static int show_other_interrupts(struct seq_file *p, int prec) { int j; - seq_printf(p, "NMI: "); + seq_printf(p, "%*s: ", prec, "NMI"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->__nmi_count); seq_printf(p, " Non-maskable interrupts\n"); #ifdef CONFIG_X86_LOCAL_APIC - seq_printf(p, "LOC: "); + seq_printf(p, "%*s: ", prec, "LOC"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->apic_timer_irqs); seq_printf(p, " Local timer interrupts\n"); #endif + if (generic_interrupt_extension) { + seq_printf(p, "PLT: "); + for_each_online_cpu(j) + seq_printf(p, "%10u ", irq_stats(j)->generic_irqs); + seq_printf(p, " Platform interrupts\n"); + } #ifdef CONFIG_SMP - seq_printf(p, "RES: "); + seq_printf(p, "%*s: ", prec, "RES"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_resched_count); seq_printf(p, " Rescheduling interrupts\n"); - seq_printf(p, "CAL: "); + seq_printf(p, "%*s: ", prec, "CAL"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_call_count); seq_printf(p, " Function call interrupts\n"); - seq_printf(p, "TLB: "); + seq_printf(p, "%*s: ", prec, "TLB"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_tlb_count); seq_printf(p, " TLB shootdowns\n"); #endif #ifdef CONFIG_X86_MCE - seq_printf(p, "TRM: "); + seq_printf(p, "%*s: ", prec, "TRM"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_thermal_count); seq_printf(p, " Thermal event interrupts\n"); # ifdef CONFIG_X86_64 - seq_printf(p, "THR: "); + seq_printf(p, "%*s: ", prec, "THR"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_threshold_count); seq_printf(p, " Threshold APIC interrupts\n"); # endif #endif #ifdef CONFIG_X86_LOCAL_APIC - seq_printf(p, "SPU: "); + seq_printf(p, "%*s: ", prec, "SPU"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count); seq_printf(p, " Spurious interrupts\n"); #endif - seq_printf(p, "ERR: %10u\n", atomic_read(&irq_err_count)); + seq_printf(p, "%*s: %10u\n", prec, "ERR", atomic_read(&irq_err_count)); #if defined(CONFIG_X86_IO_APIC) - seq_printf(p, "MIS: %10u\n", atomic_read(&irq_mis_count)); + seq_printf(p, "%*s: %10u\n", prec, "MIS", atomic_read(&irq_mis_count)); #endif return 0; } @@ -98,19 +107,22 @@ static int show_other_interrupts(struct seq_file *p) int show_interrupts(struct seq_file *p, void *v) { unsigned long flags, any_count = 0; - int i = *(loff_t *) v, j; + int i = *(loff_t *) v, j, prec; struct irqaction *action; struct irq_desc *desc; if (i > nr_irqs) return 0; + for (prec = 3, j = 1000; prec < 10 && j <= nr_irqs; ++prec) + j *= 10; + if (i == nr_irqs) - return show_other_interrupts(p); + return show_other_interrupts(p, prec); /* print header */ if (i == 0) { - seq_printf(p, " "); + seq_printf(p, "%*s", prec + 8, ""); for_each_online_cpu(j) seq_printf(p, "CPU%-8d", j); seq_putc(p, '\n'); @@ -131,7 +143,7 @@ int show_interrupts(struct seq_file *p, void *v) if (!action && !any_count) goto out; - seq_printf(p, "%3d: ", i); + seq_printf(p, "%*d: ", prec, i); #ifndef CONFIG_SMP seq_printf(p, "%10u ", kstat_irqs(i)); #else @@ -163,6 +175,8 @@ u64 arch_irq_stat_cpu(unsigned int cpu) #ifdef CONFIG_X86_LOCAL_APIC sum += irq_stats(cpu)->apic_timer_irqs; #endif + if (generic_interrupt_extension) + sum += irq_stats(cpu)->generic_irqs; #ifdef CONFIG_SMP sum += irq_stats(cpu)->irq_resched_count; sum += irq_stats(cpu)->irq_call_count; @@ -226,4 +240,27 @@ unsigned int __irq_entry do_IRQ(struct pt_regs *regs) return 1; } +/* + * Handler for GENERIC_INTERRUPT_VECTOR. + */ +void smp_generic_interrupt(struct pt_regs *regs) +{ + struct pt_regs *old_regs = set_irq_regs(regs); + + ack_APIC_irq(); + + exit_idle(); + + irq_enter(); + + inc_irq_stat(generic_irqs); + + if (generic_interrupt_extension) + generic_interrupt_extension(); + + irq_exit(); + + set_irq_regs(old_regs); +} + EXPORT_SYMBOL_GPL(vector_used_by_percpu_irq); diff --git a/arch/x86/kernel/irq_32.c b/arch/x86/kernel/irq_32.c index 9dc6b2b24275..3b09634a5153 100644 --- a/arch/x86/kernel/irq_32.c +++ b/arch/x86/kernel/irq_32.c @@ -16,6 +16,7 @@ #include <linux/cpu.h> #include <linux/delay.h> #include <linux/uaccess.h> +#include <linux/percpu.h> #include <asm/apic.h> @@ -55,13 +56,13 @@ static inline void print_stack_overflow(void) { } union irq_ctx { struct thread_info tinfo; u32 stack[THREAD_SIZE/sizeof(u32)]; -}; +} __attribute__((aligned(PAGE_SIZE))); -static union irq_ctx *hardirq_ctx[NR_CPUS] __read_mostly; -static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly; +static DEFINE_PER_CPU(union irq_ctx *, hardirq_ctx); +static DEFINE_PER_CPU(union irq_ctx *, softirq_ctx); -static char softirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss; -static char hardirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss; +static DEFINE_PER_CPU_PAGE_ALIGNED(union irq_ctx, hardirq_stack); +static DEFINE_PER_CPU_PAGE_ALIGNED(union irq_ctx, softirq_stack); static void call_on_stack(void *func, void *stack) { @@ -81,7 +82,7 @@ execute_on_irq_stack(int overflow, struct irq_desc *desc, int irq) u32 *isp, arg1, arg2; curctx = (union irq_ctx *) current_thread_info(); - irqctx = hardirq_ctx[smp_processor_id()]; + irqctx = __get_cpu_var(hardirq_ctx); /* * this is where we switch to the IRQ stack. However, if we are @@ -125,34 +126,34 @@ void __cpuinit irq_ctx_init(int cpu) { union irq_ctx *irqctx; - if (hardirq_ctx[cpu]) + if (per_cpu(hardirq_ctx, cpu)) return; - irqctx = (union irq_ctx*) &hardirq_stack[cpu*THREAD_SIZE]; + irqctx = &per_cpu(hardirq_stack, cpu); irqctx->tinfo.task = NULL; irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; irqctx->tinfo.preempt_count = HARDIRQ_OFFSET; irqctx->tinfo.addr_limit = MAKE_MM_SEG(0); - hardirq_ctx[cpu] = irqctx; + per_cpu(hardirq_ctx, cpu) = irqctx; - irqctx = (union irq_ctx *) &softirq_stack[cpu*THREAD_SIZE]; + irqctx = &per_cpu(softirq_stack, cpu); irqctx->tinfo.task = NULL; irqctx->tinfo.exec_domain = NULL; irqctx->tinfo.cpu = cpu; irqctx->tinfo.preempt_count = 0; irqctx->tinfo.addr_limit = MAKE_MM_SEG(0); - softirq_ctx[cpu] = irqctx; + per_cpu(softirq_ctx, cpu) = irqctx; printk(KERN_DEBUG "CPU %u irqstacks, hard=%p soft=%p\n", - cpu, hardirq_ctx[cpu], softirq_ctx[cpu]); + cpu, per_cpu(hardirq_ctx, cpu), per_cpu(softirq_ctx, cpu)); } void irq_ctx_exit(int cpu) { - hardirq_ctx[cpu] = NULL; + per_cpu(hardirq_ctx, cpu) = NULL; } asmlinkage void do_softirq(void) @@ -169,7 +170,7 @@ asmlinkage void do_softirq(void) if (local_softirq_pending()) { curctx = current_thread_info(); - irqctx = softirq_ctx[smp_processor_id()]; + irqctx = __get_cpu_var(softirq_ctx); irqctx->tinfo.task = curctx->task; irqctx->tinfo.previous_esp = current_stack_pointer; diff --git a/arch/x86/kernel/irqinit_32.c b/arch/x86/kernel/irqinit_32.c index 50b8c3a3006c..bc1326105448 100644 --- a/arch/x86/kernel/irqinit_32.c +++ b/arch/x86/kernel/irqinit_32.c @@ -175,6 +175,9 @@ void __init native_init_IRQ(void) /* self generated IPI for local APIC timer */ alloc_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt); + /* generic IPI for platform specific use */ + alloc_intr_gate(GENERIC_INTERRUPT_VECTOR, generic_interrupt); + /* IPI vectors for APIC spurious and error interrupts */ alloc_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt); alloc_intr_gate(ERROR_APIC_VECTOR, error_interrupt); diff --git a/arch/x86/kernel/irqinit_64.c b/arch/x86/kernel/irqinit_64.c index da481a1e3f30..c7a49e0ffbfb 100644 --- a/arch/x86/kernel/irqinit_64.c +++ b/arch/x86/kernel/irqinit_64.c @@ -147,6 +147,9 @@ static void __init apic_intr_init(void) /* self generated IPI for local APIC timer */ alloc_intr_gate(LOCAL_TIMER_VECTOR, apic_timer_interrupt); + /* generic IPI for platform specific use */ + alloc_intr_gate(GENERIC_INTERRUPT_VECTOR, generic_interrupt); + /* IPI vectors for APIC spurious and error interrupts */ alloc_intr_gate(SPURIOUS_APIC_VECTOR, spurious_interrupt); alloc_intr_gate(ERROR_APIC_VECTOR, error_interrupt); diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c index e948b28a5a9a..4558dd3918cf 100644 --- a/arch/x86/kernel/kprobes.c +++ b/arch/x86/kernel/kprobes.c @@ -193,6 +193,9 @@ static int __kprobes can_boost(kprobe_opcode_t *opcodes) kprobe_opcode_t opcode; kprobe_opcode_t *orig_opcodes = opcodes; + if (search_exception_tables(opcodes)) + return 0; /* Page fault may occur on this address. */ + retry: if (opcodes - orig_opcodes > MAX_INSN_SIZE - 1) return 0; diff --git a/arch/x86/kernel/machine_kexec_32.c b/arch/x86/kernel/machine_kexec_32.c index f5fc8c781a62..e7368c1da01d 100644 --- a/arch/x86/kernel/machine_kexec_32.c +++ b/arch/x86/kernel/machine_kexec_32.c @@ -14,12 +14,12 @@ #include <linux/ftrace.h> #include <linux/suspend.h> #include <linux/gfp.h> +#include <linux/io.h> #include <asm/pgtable.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> #include <asm/mmu_context.h> -#include <asm/io.h> #include <asm/apic.h> #include <asm/cpufeature.h> #include <asm/desc.h> @@ -63,7 +63,7 @@ static void load_segments(void) "\tmovl %%eax,%%fs\n" "\tmovl %%eax,%%gs\n" "\tmovl %%eax,%%ss\n" - ::: "eax", "memory"); + : : : "eax", "memory"); #undef STR #undef __STR } @@ -205,7 +205,8 @@ void machine_kexec(struct kimage *image) if (image->preserve_context) { #ifdef CONFIG_X86_IO_APIC - /* We need to put APICs in legacy mode so that we can + /* + * We need to put APICs in legacy mode so that we can * get timer interrupts in second kernel. kexec/kdump * paths already have calls to disable_IO_APIC() in * one form or other. kexec jump path also need @@ -227,7 +228,8 @@ void machine_kexec(struct kimage *image) page_list[PA_SWAP_PAGE] = (page_to_pfn(image->swap_page) << PAGE_SHIFT); - /* The segment registers are funny things, they have both a + /* + * The segment registers are funny things, they have both a * visible and an invisible part. Whenever the visible part is * set to a specific selector, the invisible part is loaded * with from a table in memory. At no other time is the @@ -237,11 +239,12 @@ void machine_kexec(struct kimage *image) * segments, before I zap the gdt with an invalid value. */ load_segments(); - /* The gdt & idt are now invalid. + /* + * The gdt & idt are now invalid. * If you want to load them you must set up your own idt & gdt. */ - set_gdt(phys_to_virt(0),0); - set_idt(phys_to_virt(0),0); + set_gdt(phys_to_virt(0), 0); + set_idt(phys_to_virt(0), 0); /* now call it */ image->start = relocate_kernel_ptr((unsigned long)image->head, diff --git a/arch/x86/kernel/machine_kexec_64.c b/arch/x86/kernel/machine_kexec_64.c index 6993d51b7fd8..89cea4d44679 100644 --- a/arch/x86/kernel/machine_kexec_64.c +++ b/arch/x86/kernel/machine_kexec_64.c @@ -12,11 +12,47 @@ #include <linux/reboot.h> #include <linux/numa.h> #include <linux/ftrace.h> +#include <linux/io.h> +#include <linux/suspend.h> #include <asm/pgtable.h> #include <asm/tlbflush.h> #include <asm/mmu_context.h> -#include <asm/io.h> + +static int init_one_level2_page(struct kimage *image, pgd_t *pgd, + unsigned long addr) +{ + pud_t *pud; + pmd_t *pmd; + struct page *page; + int result = -ENOMEM; + + addr &= PMD_MASK; + pgd += pgd_index(addr); + if (!pgd_present(*pgd)) { + page = kimage_alloc_control_pages(image, 0); + if (!page) + goto out; + pud = (pud_t *)page_address(page); + memset(pud, 0, PAGE_SIZE); + set_pgd(pgd, __pgd(__pa(pud) | _KERNPG_TABLE)); + } + pud = pud_offset(pgd, addr); + if (!pud_present(*pud)) { + page = kimage_alloc_control_pages(image, 0); + if (!page) + goto out; + pmd = (pmd_t *)page_address(page); + memset(pmd, 0, PAGE_SIZE); + set_pud(pud, __pud(__pa(pmd) | _KERNPG_TABLE)); + } + pmd = pmd_offset(pud, addr); + if (!pmd_present(*pmd)) + set_pmd(pmd, __pmd(addr | __PAGE_KERNEL_LARGE_EXEC)); + result = 0; +out: + return result; +} static void init_level2_page(pmd_t *level2p, unsigned long addr) { @@ -83,9 +119,8 @@ static int init_level4_page(struct kimage *image, pgd_t *level4p, } level3p = (pud_t *)page_address(page); result = init_level3_page(image, level3p, addr, last_addr); - if (result) { + if (result) goto out; - } set_pgd(level4p++, __pgd(__pa(level3p) | _KERNPG_TABLE)); addr += PGDIR_SIZE; } @@ -156,6 +191,13 @@ static int init_pgtable(struct kimage *image, unsigned long start_pgtable) result = init_level4_page(image, level4p, 0, max_pfn << PAGE_SHIFT); if (result) return result; + /* + * image->start may be outside 0 ~ max_pfn, for example when + * jump back to original kernel from kexeced kernel + */ + result = init_one_level2_page(image, level4p, image->start); + if (result) + return result; return init_transition_pgtable(image, level4p); } @@ -229,20 +271,45 @@ void machine_kexec(struct kimage *image) { unsigned long page_list[PAGES_NR]; void *control_page; + int save_ftrace_enabled; - tracer_disable(); +#ifdef CONFIG_KEXEC_JUMP + if (kexec_image->preserve_context) + save_processor_state(); +#endif + + save_ftrace_enabled = __ftrace_enabled_save(); /* Interrupts aren't acceptable while we reboot */ local_irq_disable(); + if (image->preserve_context) { +#ifdef CONFIG_X86_IO_APIC + /* + * We need to put APICs in legacy mode so that we can + * get timer interrupts in second kernel. kexec/kdump + * paths already have calls to disable_IO_APIC() in + * one form or other. kexec jump path also need + * one. + */ + disable_IO_APIC(); +#endif + } + control_page = page_address(image->control_code_page) + PAGE_SIZE; - memcpy(control_page, relocate_kernel, PAGE_SIZE); + memcpy(control_page, relocate_kernel, KEXEC_CONTROL_CODE_MAX_SIZE); page_list[PA_CONTROL_PAGE] = virt_to_phys(control_page); + page_list[VA_CONTROL_PAGE] = (unsigned long)control_page; page_list[PA_TABLE_PAGE] = (unsigned long)__pa(page_address(image->control_code_page)); - /* The segment registers are funny things, they have both a + if (image->type == KEXEC_TYPE_DEFAULT) + page_list[PA_SWAP_PAGE] = (page_to_pfn(image->swap_page) + << PAGE_SHIFT); + + /* + * The segment registers are funny things, they have both a * visible and an invisible part. Whenever the visible part is * set to a specific selector, the invisible part is loaded * with from a table in memory. At no other time is the @@ -252,15 +319,25 @@ void machine_kexec(struct kimage *image) * segments, before I zap the gdt with an invalid value. */ load_segments(); - /* The gdt & idt are now invalid. + /* + * The gdt & idt are now invalid. * If you want to load them you must set up your own idt & gdt. */ - set_gdt(phys_to_virt(0),0); - set_idt(phys_to_virt(0),0); + set_gdt(phys_to_virt(0), 0); + set_idt(phys_to_virt(0), 0); /* now call it */ - relocate_kernel((unsigned long)image->head, (unsigned long)page_list, - image->start); + image->start = relocate_kernel((unsigned long)image->head, + (unsigned long)page_list, + image->start, + image->preserve_context); + +#ifdef CONFIG_KEXEC_JUMP + if (kexec_image->preserve_context) + restore_processor_state(); +#endif + + __ftrace_enabled_restore(save_ftrace_enabled); } void arch_crash_save_vmcoreinfo(void) diff --git a/arch/x86/kernel/mmconf-fam10h_64.c b/arch/x86/kernel/mmconf-fam10h_64.c index 666e43df51f9..712d15fdc416 100644 --- a/arch/x86/kernel/mmconf-fam10h_64.c +++ b/arch/x86/kernel/mmconf-fam10h_64.c @@ -226,7 +226,7 @@ static int __devinit set_check_enable_amd_mmconf(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id __devinitdata mmconf_dmi_table[] = { +static const struct dmi_system_id __cpuinitconst mmconf_dmi_table[] = { { .callback = set_check_enable_amd_mmconf, .ident = "Sun Microsystems Machine", diff --git a/arch/x86/kernel/mpparse.c b/arch/x86/kernel/mpparse.c index 37cb1bda1baf..47673e02ae58 100644 --- a/arch/x86/kernel/mpparse.c +++ b/arch/x86/kernel/mpparse.c @@ -558,6 +558,19 @@ static inline void __init construct_default_ISA_mptable(int mpc_default_type) static struct mpf_intel *mpf_found; +static unsigned long __init get_mpc_size(unsigned long physptr) +{ + struct mpc_table *mpc; + unsigned long size; + + mpc = early_ioremap(physptr, PAGE_SIZE); + size = mpc->length; + early_iounmap(mpc, PAGE_SIZE); + apic_printk(APIC_VERBOSE, " mpc: %lx-%lx\n", physptr, physptr + size); + + return size; +} + /* * Scan the memory blocks for an SMP configuration block. */ @@ -611,12 +624,16 @@ static void __init __get_smp_config(unsigned int early) construct_default_ISA_mptable(mpf->feature1); } else if (mpf->physptr) { + struct mpc_table *mpc; + unsigned long size; + size = get_mpc_size(mpf->physptr); + mpc = early_ioremap(mpf->physptr, size); /* * Read the physical hardware table. Anything here will * override the defaults. */ - if (!smp_read_mpc(phys_to_virt(mpf->physptr), early)) { + if (!smp_read_mpc(mpc, early)) { #ifdef CONFIG_X86_LOCAL_APIC smp_found_config = 0; #endif @@ -624,8 +641,10 @@ static void __init __get_smp_config(unsigned int early) "BIOS bug, MP table errors detected!...\n"); printk(KERN_ERR "... disabling SMP support. " "(tell your hw vendor)\n"); + early_iounmap(mpc, size); return; } + early_iounmap(mpc, size); if (early) return; @@ -697,10 +716,10 @@ static int __init smp_scan_config(unsigned long base, unsigned long length, if (!reserve) return 1; - reserve_bootmem_generic(virt_to_phys(mpf), PAGE_SIZE, + reserve_bootmem_generic(virt_to_phys(mpf), sizeof(*mpf), BOOTMEM_DEFAULT); if (mpf->physptr) { - unsigned long size = PAGE_SIZE; + unsigned long size = get_mpc_size(mpf->physptr); #ifdef CONFIG_X86_32 /* * We cannot access to MPC table to compute @@ -871,12 +890,12 @@ static int __init replace_intsrc_all(struct mpc_table *mpc, #ifdef CONFIG_X86_IO_APIC struct mpc_intsrc *m = (struct mpc_intsrc *)mpt; - printk(KERN_INFO "OLD "); + apic_printk(APIC_VERBOSE, "OLD "); print_MP_intsrc_info(m); i = get_MP_intsrc_index(m); if (i > 0) { assign_to_mpc_intsrc(&mp_irqs[i], m); - printk(KERN_INFO "NEW "); + apic_printk(APIC_VERBOSE, "NEW "); print_mp_irq_info(&mp_irqs[i]); } else if (!i) { /* legacy, do nothing */ @@ -924,7 +943,7 @@ static int __init replace_intsrc_all(struct mpc_table *mpc, continue; if (nr_m_spare > 0) { - printk(KERN_INFO "*NEW* found "); + apic_printk(APIC_VERBOSE, "*NEW* found\n"); nr_m_spare--; assign_to_mpc_intsrc(&mp_irqs[i], m_spare[nr_m_spare]); m_spare[nr_m_spare] = NULL; diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 3d9672e59c16..19378715f415 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -685,9 +685,8 @@ static int ptrace_bts_config(struct task_struct *child, if (!cfg.signal) return -EINVAL; - return -EOPNOTSUPP; - child->thread.bts_ovfl_signal = cfg.signal; + return -EOPNOTSUPP; } if ((cfg.flags & PTRACE_BTS_O_ALLOC) && diff --git a/arch/x86/kernel/quirks.c b/arch/x86/kernel/quirks.c index 309949e9e1c1..6a5a2970f4c5 100644 --- a/arch/x86/kernel/quirks.c +++ b/arch/x86/kernel/quirks.c @@ -74,8 +74,7 @@ static void ich_force_hpet_resume(void) if (!force_hpet_address) return; - if (rcba_base == NULL) - BUG(); + BUG_ON(rcba_base == NULL); /* read the Function Disable register, dword mode only */ val = readl(rcba_base + 0x3404); diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c index 1cc18d439bbb..2aef36d8aca2 100644 --- a/arch/x86/kernel/reboot.c +++ b/arch/x86/kernel/reboot.c @@ -216,6 +216,14 @@ static struct dmi_system_id __initdata reboot_dmi_table[] = { DMI_MATCH(DMI_PRODUCT_NAME, "HP Compaq"), }, }, + { /* Handle problems with rebooting on Dell XPS710 */ + .callback = set_bios_reboot, + .ident = "Dell XPS710", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Dell XPS710"), + }, + }, { } }; diff --git a/arch/x86/kernel/relocate_kernel_32.S b/arch/x86/kernel/relocate_kernel_32.S index 2064d0aa8d28..41235531b11c 100644 --- a/arch/x86/kernel/relocate_kernel_32.S +++ b/arch/x86/kernel/relocate_kernel_32.S @@ -17,7 +17,8 @@ #define PTR(x) (x << 2) -/* control_page + KEXEC_CONTROL_CODE_MAX_SIZE +/* + * control_page + KEXEC_CONTROL_CODE_MAX_SIZE * ~ control_page + PAGE_SIZE are used as data storage and stack for * jumping back */ @@ -76,8 +77,10 @@ relocate_kernel: movl %eax, CP_PA_SWAP_PAGE(%edi) movl %ebx, CP_PA_BACKUP_PAGES_MAP(%edi) - /* get physical address of control page now */ - /* this is impossible after page table switch */ + /* + * get physical address of control page now + * this is impossible after page table switch + */ movl PTR(PA_CONTROL_PAGE)(%ebp), %edi /* switch to new set of page tables */ @@ -97,7 +100,8 @@ identity_mapped: /* store the start address on the stack */ pushl %edx - /* Set cr0 to a known state: + /* + * Set cr0 to a known state: * - Paging disabled * - Alignment check disabled * - Write protect disabled @@ -113,7 +117,8 @@ identity_mapped: /* clear cr4 if applicable */ testl %ecx, %ecx jz 1f - /* Set cr4 to a known state: + /* + * Set cr4 to a known state: * Setting everything to zero seems safe. */ xorl %eax, %eax @@ -132,15 +137,18 @@ identity_mapped: call swap_pages addl $8, %esp - /* To be certain of avoiding problems with self-modifying code + /* + * To be certain of avoiding problems with self-modifying code * I need to execute a serializing instruction here. * So I flush the TLB, it's handy, and not processor dependent. */ xorl %eax, %eax movl %eax, %cr3 - /* set all of the registers to known values */ - /* leave %esp alone */ + /* + * set all of the registers to known values + * leave %esp alone + */ testl %esi, %esi jnz 1f diff --git a/arch/x86/kernel/relocate_kernel_64.S b/arch/x86/kernel/relocate_kernel_64.S index d32cfb27a479..4de8f5b3d476 100644 --- a/arch/x86/kernel/relocate_kernel_64.S +++ b/arch/x86/kernel/relocate_kernel_64.S @@ -19,29 +19,77 @@ #define PTR(x) (x << 3) #define PAGE_ATTR (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY) +/* + * control_page + KEXEC_CONTROL_CODE_MAX_SIZE + * ~ control_page + PAGE_SIZE are used as data storage and stack for + * jumping back + */ +#define DATA(offset) (KEXEC_CONTROL_CODE_MAX_SIZE+(offset)) + +/* Minimal CPU state */ +#define RSP DATA(0x0) +#define CR0 DATA(0x8) +#define CR3 DATA(0x10) +#define CR4 DATA(0x18) + +/* other data */ +#define CP_PA_TABLE_PAGE DATA(0x20) +#define CP_PA_SWAP_PAGE DATA(0x28) +#define CP_PA_BACKUP_PAGES_MAP DATA(0x30) + .text .align PAGE_SIZE .code64 .globl relocate_kernel relocate_kernel: - /* %rdi indirection_page + /* + * %rdi indirection_page * %rsi page_list * %rdx start address + * %rcx preserve_context */ + /* Save the CPU context, used for jumping back */ + pushq %rbx + pushq %rbp + pushq %r12 + pushq %r13 + pushq %r14 + pushq %r15 + pushf + + movq PTR(VA_CONTROL_PAGE)(%rsi), %r11 + movq %rsp, RSP(%r11) + movq %cr0, %rax + movq %rax, CR0(%r11) + movq %cr3, %rax + movq %rax, CR3(%r11) + movq %cr4, %rax + movq %rax, CR4(%r11) + /* zero out flags, and disable interrupts */ pushq $0 popfq - /* get physical address of control page now */ - /* this is impossible after page table switch */ + /* + * get physical address of control page now + * this is impossible after page table switch + */ movq PTR(PA_CONTROL_PAGE)(%rsi), %r8 /* get physical address of page table now too */ - movq PTR(PA_TABLE_PAGE)(%rsi), %rcx + movq PTR(PA_TABLE_PAGE)(%rsi), %r9 + + /* get physical address of swap page now */ + movq PTR(PA_SWAP_PAGE)(%rsi), %r10 + + /* save some information for jumping back */ + movq %r9, CP_PA_TABLE_PAGE(%r11) + movq %r10, CP_PA_SWAP_PAGE(%r11) + movq %rdi, CP_PA_BACKUP_PAGES_MAP(%r11) /* Switch to the identity mapped page tables */ - movq %rcx, %cr3 + movq %r9, %cr3 /* setup a new stack at the end of the physical control page */ lea PAGE_SIZE(%r8), %rsp @@ -55,7 +103,8 @@ identity_mapped: /* store the start address on the stack */ pushq %rdx - /* Set cr0 to a known state: + /* + * Set cr0 to a known state: * - Paging enabled * - Alignment check disabled * - Write protect disabled @@ -68,7 +117,8 @@ identity_mapped: orl $(X86_CR0_PG | X86_CR0_PE), %eax movq %rax, %cr0 - /* Set cr4 to a known state: + /* + * Set cr4 to a known state: * - physical address extension enabled */ movq $X86_CR4_PAE, %rax @@ -78,9 +128,87 @@ identity_mapped: 1: /* Flush the TLB (needed?) */ - movq %rcx, %cr3 + movq %r9, %cr3 + + movq %rcx, %r11 + call swap_pages + + /* + * To be certain of avoiding problems with self-modifying code + * I need to execute a serializing instruction here. + * So I flush the TLB by reloading %cr3 here, it's handy, + * and not processor dependent. + */ + movq %cr3, %rax + movq %rax, %cr3 + + /* + * set all of the registers to known values + * leave %rsp alone + */ + + testq %r11, %r11 + jnz 1f + xorq %rax, %rax + xorq %rbx, %rbx + xorq %rcx, %rcx + xorq %rdx, %rdx + xorq %rsi, %rsi + xorq %rdi, %rdi + xorq %rbp, %rbp + xorq %r8, %r8 + xorq %r9, %r9 + xorq %r10, %r9 + xorq %r11, %r11 + xorq %r12, %r12 + xorq %r13, %r13 + xorq %r14, %r14 + xorq %r15, %r15 + + ret + +1: + popq %rdx + leaq PAGE_SIZE(%r10), %rsp + call *%rdx + + /* get the re-entry point of the peer system */ + movq 0(%rsp), %rbp + call 1f +1: + popq %r8 + subq $(1b - relocate_kernel), %r8 + movq CP_PA_SWAP_PAGE(%r8), %r10 + movq CP_PA_BACKUP_PAGES_MAP(%r8), %rdi + movq CP_PA_TABLE_PAGE(%r8), %rax + movq %rax, %cr3 + lea PAGE_SIZE(%r8), %rsp + call swap_pages + movq $virtual_mapped, %rax + pushq %rax + ret + +virtual_mapped: + movq RSP(%r8), %rsp + movq CR4(%r8), %rax + movq %rax, %cr4 + movq CR3(%r8), %rax + movq CR0(%r8), %r8 + movq %rax, %cr3 + movq %r8, %cr0 + movq %rbp, %rax + + popf + popq %r15 + popq %r14 + popq %r13 + popq %r12 + popq %rbp + popq %rbx + ret /* Do the copies */ +swap_pages: movq %rdi, %rcx /* Put the page_list in %rcx */ xorq %rdi, %rdi xorq %rsi, %rsi @@ -112,36 +240,27 @@ identity_mapped: movq %rcx, %rsi /* For ever source page do a copy */ andq $0xfffffffffffff000, %rsi + movq %rdi, %rdx + movq %rsi, %rax + + movq %r10, %rdi movq $512, %rcx rep ; movsq - jmp 0b -3: - - /* To be certain of avoiding problems with self-modifying code - * I need to execute a serializing instruction here. - * So I flush the TLB by reloading %cr3 here, it's handy, - * and not processor dependent. - */ - movq %cr3, %rax - movq %rax, %cr3 - /* set all of the registers to known values */ - /* leave %rsp alone */ + movq %rax, %rdi + movq %rdx, %rsi + movq $512, %rcx + rep ; movsq - xorq %rax, %rax - xorq %rbx, %rbx - xorq %rcx, %rcx - xorq %rdx, %rdx - xorq %rsi, %rsi - xorq %rdi, %rdi - xorq %rbp, %rbp - xorq %r8, %r8 - xorq %r9, %r9 - xorq %r10, %r9 - xorq %r11, %r11 - xorq %r12, %r12 - xorq %r13, %r13 - xorq %r14, %r14 - xorq %r15, %r15 + movq %rdx, %rdi + movq %r10, %rsi + movq $512, %rcx + rep ; movsq + lea PAGE_SIZE(%rax), %rsi + jmp 0b +3: ret + + .globl kexec_control_code_size +.set kexec_control_code_size, . - relocate_kernel diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 4c54bc0d8ff3..a0d26237d7cf 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -112,8 +112,13 @@ #define ARCH_SETUP #endif +RESERVE_BRK(dmi_alloc, 65536); + unsigned int boot_cpu_id __read_mostly; +static __initdata unsigned long _brk_start = (unsigned long)__brk_base; +unsigned long _brk_end = (unsigned long)__brk_base; + #ifdef CONFIG_X86_64 int default_cpu_present_to_apicid(int mps_cpu) { @@ -158,12 +163,6 @@ static struct resource bss_resource = { #ifdef CONFIG_X86_32 -/* This value is set up by the early boot code to point to the value - immediately after the boot time page tables. It contains a *physical* - address, and must not be in the .bss segment! */ -unsigned long init_pg_tables_start __initdata = ~0UL; -unsigned long init_pg_tables_end __initdata = ~0UL; - static struct resource video_ram_resource = { .name = "Video RAM area", .start = 0xa0000, @@ -202,7 +201,9 @@ struct ist_info ist_info; #endif #else -struct cpuinfo_x86 boot_cpu_data __read_mostly; +struct cpuinfo_x86 boot_cpu_data __read_mostly = { + .x86_phys_bits = MAX_PHYSMEM_BITS, +}; EXPORT_SYMBOL(boot_cpu_data); #endif @@ -217,12 +218,6 @@ unsigned long mmu_cr4_features = X86_CR4_PAE; int bootloader_type; /* - * Early DMI memory - */ -int dmi_alloc_index; -char dmi_alloc_data[DMI_MAX_DATA]; - -/* * Setup options */ struct screen_info screen_info; @@ -267,6 +262,35 @@ static inline void copy_edd(void) } #endif +void * __init extend_brk(size_t size, size_t align) +{ + size_t mask = align - 1; + void *ret; + + BUG_ON(_brk_start == 0); + BUG_ON(align & mask); + + _brk_end = (_brk_end + mask) & ~mask; + BUG_ON((char *)(_brk_end + size) > __brk_limit); + + ret = (void *)_brk_end; + _brk_end += size; + + memset(ret, 0, size); + + return ret; +} + +static void __init reserve_brk(void) +{ + if (_brk_end > _brk_start) + reserve_early(__pa(_brk_start), __pa(_brk_end), "BRK"); + + /* Mark brk area as locked down and no longer taking any + new allocations */ + _brk_start = 0; +} + #ifdef CONFIG_BLK_DEV_INITRD #ifdef CONFIG_X86_32 @@ -715,11 +739,7 @@ void __init setup_arch(char **cmdline_p) init_mm.start_code = (unsigned long) _text; init_mm.end_code = (unsigned long) _etext; init_mm.end_data = (unsigned long) _edata; -#ifdef CONFIG_X86_32 - init_mm.brk = init_pg_tables_end + PAGE_OFFSET; -#else - init_mm.brk = (unsigned long) &_end; -#endif + init_mm.brk = _brk_end; code_resource.start = virt_to_phys(_text); code_resource.end = virt_to_phys(_etext)-1; @@ -770,6 +790,9 @@ void __init setup_arch(char **cmdline_p) finish_e820_parsing(); + if (efi_enabled) + efi_init(); + dmi_scan_machine(); dmi_check_system(bad_bios_dmi_table); @@ -789,8 +812,6 @@ void __init setup_arch(char **cmdline_p) insert_resource(&iomem_resource, &data_resource); insert_resource(&iomem_resource, &bss_resource); - if (efi_enabled) - efi_init(); #ifdef CONFIG_X86_32 if (ppro_with_ram_bug()) { @@ -839,6 +860,8 @@ void __init setup_arch(char **cmdline_p) setup_bios_corruption_check(); #endif + reserve_brk(); + /* max_pfn_mapped is updated here */ max_low_pfn_mapped = init_memory_mapping(0, max_low_pfn<<PAGE_SHIFT); max_pfn_mapped = max_low_pfn_mapped; diff --git a/arch/x86/kernel/setup_percpu.c b/arch/x86/kernel/setup_percpu.c index d992e6cff730..400331b50a53 100644 --- a/arch/x86/kernel/setup_percpu.c +++ b/arch/x86/kernel/setup_percpu.c @@ -7,6 +7,7 @@ #include <linux/crash_dump.h> #include <linux/smp.h> #include <linux/topology.h> +#include <linux/pfn.h> #include <asm/sections.h> #include <asm/processor.h> #include <asm/setup.h> @@ -41,6 +42,309 @@ unsigned long __per_cpu_offset[NR_CPUS] __read_mostly = { }; EXPORT_SYMBOL(__per_cpu_offset); +/* + * On x86_64 symbols referenced from code should be reachable using + * 32bit relocations. Reserve space for static percpu variables in + * modules so that they are always served from the first chunk which + * is located at the percpu segment base. On x86_32, anything can + * address anywhere. No need to reserve space in the first chunk. + */ +#ifdef CONFIG_X86_64 +#define PERCPU_FIRST_CHUNK_RESERVE PERCPU_MODULE_RESERVE +#else +#define PERCPU_FIRST_CHUNK_RESERVE 0 +#endif + +/** + * pcpu_need_numa - determine percpu allocation needs to consider NUMA + * + * If NUMA is not configured or there is only one NUMA node available, + * there is no reason to consider NUMA. This function determines + * whether percpu allocation should consider NUMA or not. + * + * RETURNS: + * true if NUMA should be considered; otherwise, false. + */ +static bool __init pcpu_need_numa(void) +{ +#ifdef CONFIG_NEED_MULTIPLE_NODES + pg_data_t *last = NULL; + unsigned int cpu; + + for_each_possible_cpu(cpu) { + int node = early_cpu_to_node(cpu); + + if (node_online(node) && NODE_DATA(node) && + last && last != NODE_DATA(node)) + return true; + + last = NODE_DATA(node); + } +#endif + return false; +} + +/** + * pcpu_alloc_bootmem - NUMA friendly alloc_bootmem wrapper for percpu + * @cpu: cpu to allocate for + * @size: size allocation in bytes + * @align: alignment + * + * Allocate @size bytes aligned at @align for cpu @cpu. This wrapper + * does the right thing for NUMA regardless of the current + * configuration. + * + * RETURNS: + * Pointer to the allocated area on success, NULL on failure. + */ +static void * __init pcpu_alloc_bootmem(unsigned int cpu, unsigned long size, + unsigned long align) +{ + const unsigned long goal = __pa(MAX_DMA_ADDRESS); +#ifdef CONFIG_NEED_MULTIPLE_NODES + int node = early_cpu_to_node(cpu); + void *ptr; + + if (!node_online(node) || !NODE_DATA(node)) { + ptr = __alloc_bootmem_nopanic(size, align, goal); + pr_info("cpu %d has no node %d or node-local memory\n", + cpu, node); + pr_debug("per cpu data for cpu%d %lu bytes at %016lx\n", + cpu, size, __pa(ptr)); + } else { + ptr = __alloc_bootmem_node_nopanic(NODE_DATA(node), + size, align, goal); + pr_debug("per cpu data for cpu%d %lu bytes on node%d at " + "%016lx\n", cpu, size, node, __pa(ptr)); + } + return ptr; +#else + return __alloc_bootmem_nopanic(size, align, goal); +#endif +} + +/* + * Remap allocator + * + * This allocator uses PMD page as unit. A PMD page is allocated for + * each cpu and each is remapped into vmalloc area using PMD mapping. + * As PMD page is quite large, only part of it is used for the first + * chunk. Unused part is returned to the bootmem allocator. + * + * So, the PMD pages are mapped twice - once to the physical mapping + * and to the vmalloc area for the first percpu chunk. The double + * mapping does add one more PMD TLB entry pressure but still is much + * better than only using 4k mappings while still being NUMA friendly. + */ +#ifdef CONFIG_NEED_MULTIPLE_NODES +static size_t pcpur_size __initdata; +static void **pcpur_ptrs __initdata; + +static struct page * __init pcpur_get_page(unsigned int cpu, int pageno) +{ + size_t off = (size_t)pageno << PAGE_SHIFT; + + if (off >= pcpur_size) + return NULL; + + return virt_to_page(pcpur_ptrs[cpu] + off); +} + +static ssize_t __init setup_pcpu_remap(size_t static_size) +{ + static struct vm_struct vm; + pg_data_t *last; + size_t ptrs_size, dyn_size; + unsigned int cpu; + ssize_t ret; + + /* + * If large page isn't supported, there's no benefit in doing + * this. Also, on non-NUMA, embedding is better. + */ + if (!cpu_has_pse || pcpu_need_numa()) + return -EINVAL; + + last = NULL; + for_each_possible_cpu(cpu) { + int node = early_cpu_to_node(cpu); + + if (node_online(node) && NODE_DATA(node) && + last && last != NODE_DATA(node)) + goto proceed; + + last = NODE_DATA(node); + } + return -EINVAL; + +proceed: + /* + * Currently supports only single page. Supporting multiple + * pages won't be too difficult if it ever becomes necessary. + */ + pcpur_size = PFN_ALIGN(static_size + PERCPU_MODULE_RESERVE + + PERCPU_DYNAMIC_RESERVE); + if (pcpur_size > PMD_SIZE) { + pr_warning("PERCPU: static data is larger than large page, " + "can't use large page\n"); + return -EINVAL; + } + dyn_size = pcpur_size - static_size - PERCPU_FIRST_CHUNK_RESERVE; + + /* allocate pointer array and alloc large pages */ + ptrs_size = PFN_ALIGN(num_possible_cpus() * sizeof(pcpur_ptrs[0])); + pcpur_ptrs = alloc_bootmem(ptrs_size); + + for_each_possible_cpu(cpu) { + pcpur_ptrs[cpu] = pcpu_alloc_bootmem(cpu, PMD_SIZE, PMD_SIZE); + if (!pcpur_ptrs[cpu]) + goto enomem; + + /* + * Only use pcpur_size bytes and give back the rest. + * + * Ingo: The 2MB up-rounding bootmem is needed to make + * sure the partial 2MB page is still fully RAM - it's + * not well-specified to have a PAT-incompatible area + * (unmapped RAM, device memory, etc.) in that hole. + */ + free_bootmem(__pa(pcpur_ptrs[cpu] + pcpur_size), + PMD_SIZE - pcpur_size); + + memcpy(pcpur_ptrs[cpu], __per_cpu_load, static_size); + } + + /* allocate address and map */ + vm.flags = VM_ALLOC; + vm.size = num_possible_cpus() * PMD_SIZE; + vm_area_register_early(&vm, PMD_SIZE); + + for_each_possible_cpu(cpu) { + pmd_t *pmd; + + pmd = populate_extra_pmd((unsigned long)vm.addr + + cpu * PMD_SIZE); + set_pmd(pmd, pfn_pmd(page_to_pfn(virt_to_page(pcpur_ptrs[cpu])), + PAGE_KERNEL_LARGE)); + } + + /* we're ready, commit */ + pr_info("PERCPU: Remapped at %p with large pages, static data " + "%zu bytes\n", vm.addr, static_size); + + ret = pcpu_setup_first_chunk(pcpur_get_page, static_size, + PERCPU_FIRST_CHUNK_RESERVE, dyn_size, + PMD_SIZE, vm.addr, NULL); + goto out_free_ar; + +enomem: + for_each_possible_cpu(cpu) + if (pcpur_ptrs[cpu]) + free_bootmem(__pa(pcpur_ptrs[cpu]), PMD_SIZE); + ret = -ENOMEM; +out_free_ar: + free_bootmem(__pa(pcpur_ptrs), ptrs_size); + return ret; +} +#else +static ssize_t __init setup_pcpu_remap(size_t static_size) +{ + return -EINVAL; +} +#endif + +/* + * Embedding allocator + * + * The first chunk is sized to just contain the static area plus + * module and dynamic reserves and embedded into linear physical + * mapping so that it can use PMD mapping without additional TLB + * pressure. + */ +static ssize_t __init setup_pcpu_embed(size_t static_size) +{ + size_t reserve = PERCPU_MODULE_RESERVE + PERCPU_DYNAMIC_RESERVE; + + /* + * If large page isn't supported, there's no benefit in doing + * this. Also, embedding allocation doesn't play well with + * NUMA. + */ + if (!cpu_has_pse || pcpu_need_numa()) + return -EINVAL; + + return pcpu_embed_first_chunk(static_size, PERCPU_FIRST_CHUNK_RESERVE, + reserve - PERCPU_FIRST_CHUNK_RESERVE, -1); +} + +/* + * 4k page allocator + * + * This is the basic allocator. Static percpu area is allocated + * page-by-page and most of initialization is done by the generic + * setup function. + */ +static struct page **pcpu4k_pages __initdata; +static int pcpu4k_nr_static_pages __initdata; + +static struct page * __init pcpu4k_get_page(unsigned int cpu, int pageno) +{ + if (pageno < pcpu4k_nr_static_pages) + return pcpu4k_pages[cpu * pcpu4k_nr_static_pages + pageno]; + return NULL; +} + +static void __init pcpu4k_populate_pte(unsigned long addr) +{ + populate_extra_pte(addr); +} + +static ssize_t __init setup_pcpu_4k(size_t static_size) +{ + size_t pages_size; + unsigned int cpu; + int i, j; + ssize_t ret; + + pcpu4k_nr_static_pages = PFN_UP(static_size); + + /* unaligned allocations can't be freed, round up to page size */ + pages_size = PFN_ALIGN(pcpu4k_nr_static_pages * num_possible_cpus() + * sizeof(pcpu4k_pages[0])); + pcpu4k_pages = alloc_bootmem(pages_size); + + /* allocate and copy */ + j = 0; + for_each_possible_cpu(cpu) + for (i = 0; i < pcpu4k_nr_static_pages; i++) { + void *ptr; + + ptr = pcpu_alloc_bootmem(cpu, PAGE_SIZE, PAGE_SIZE); + if (!ptr) + goto enomem; + + memcpy(ptr, __per_cpu_load + i * PAGE_SIZE, PAGE_SIZE); + pcpu4k_pages[j++] = virt_to_page(ptr); + } + + /* we're ready, commit */ + pr_info("PERCPU: Allocated %d 4k pages, static data %zu bytes\n", + pcpu4k_nr_static_pages, static_size); + + ret = pcpu_setup_first_chunk(pcpu4k_get_page, static_size, + PERCPU_FIRST_CHUNK_RESERVE, -1, + -1, NULL, pcpu4k_populate_pte); + goto out_free_ar; + +enomem: + while (--j >= 0) + free_bootmem(__pa(page_address(pcpu4k_pages[j])), PAGE_SIZE); + ret = -ENOMEM; +out_free_ar: + free_bootmem(__pa(pcpu4k_pages), pages_size); + return ret; +} + static inline void setup_percpu_segment(int cpu) { #ifdef CONFIG_X86_32 @@ -61,38 +365,35 @@ static inline void setup_percpu_segment(int cpu) */ void __init setup_per_cpu_areas(void) { - ssize_t size; - char *ptr; - int cpu; - - /* Copy section for each CPU (we discard the original) */ - size = roundup(PERCPU_ENOUGH_ROOM, PAGE_SIZE); + size_t static_size = __per_cpu_end - __per_cpu_start; + unsigned int cpu; + unsigned long delta; + size_t pcpu_unit_size; + ssize_t ret; pr_info("NR_CPUS:%d nr_cpumask_bits:%d nr_cpu_ids:%d nr_node_ids:%d\n", NR_CPUS, nr_cpumask_bits, nr_cpu_ids, nr_node_ids); - pr_info("PERCPU: Allocating %zd bytes of per cpu data\n", size); + /* + * Allocate percpu area. If PSE is supported, try to make use + * of large page mappings. Please read comments on top of + * each allocator for details. + */ + ret = setup_pcpu_remap(static_size); + if (ret < 0) + ret = setup_pcpu_embed(static_size); + if (ret < 0) + ret = setup_pcpu_4k(static_size); + if (ret < 0) + panic("cannot allocate static percpu area (%zu bytes, err=%zd)", + static_size, ret); - for_each_possible_cpu(cpu) { -#ifndef CONFIG_NEED_MULTIPLE_NODES - ptr = alloc_bootmem_pages(size); -#else - int node = early_cpu_to_node(cpu); - if (!node_online(node) || !NODE_DATA(node)) { - ptr = alloc_bootmem_pages(size); - pr_info("cpu %d has no node %d or node-local memory\n", - cpu, node); - pr_debug("per cpu data for cpu%d at %016lx\n", - cpu, __pa(ptr)); - } else { - ptr = alloc_bootmem_pages_node(NODE_DATA(node), size); - pr_debug("per cpu data for cpu%d on node%d at %016lx\n", - cpu, node, __pa(ptr)); - } -#endif + pcpu_unit_size = ret; - memcpy(ptr, __per_cpu_load, __per_cpu_end - __per_cpu_start); - per_cpu_offset(cpu) = ptr - __per_cpu_start; + /* alrighty, percpu areas up and running */ + delta = (unsigned long)pcpu_base_addr - (unsigned long)__per_cpu_start; + for_each_possible_cpu(cpu) { + per_cpu_offset(cpu) = delta + cpu * pcpu_unit_size; per_cpu(this_cpu_off, cpu) = per_cpu_offset(cpu); per_cpu(cpu_number, cpu) = cpu; setup_percpu_segment(cpu); @@ -125,8 +426,6 @@ void __init setup_per_cpu_areas(void) */ if (cpu == boot_cpu_id) switch_to_new_gdt(cpu); - - DBG("PERCPU: cpu %4d %p\n", cpu, ptr); } /* indicate the early static arrays will soon be gone */ diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c index 249334f5080a..ef7d10170c30 100644 --- a/arch/x86/kernel/smpboot.c +++ b/arch/x86/kernel/smpboot.c @@ -114,10 +114,6 @@ EXPORT_PER_CPU_SYMBOL(cpu_info); atomic_t init_deasserted; - -/* Set if we find a B stepping CPU */ -static int __cpuinitdata smp_b_stepping; - #if defined(CONFIG_NUMA) && defined(CONFIG_X86_32) /* which logical CPUs are on which nodes */ @@ -271,8 +267,6 @@ static void __cpuinit smp_callin(void) cpumask_set_cpu(cpuid, cpu_callin_mask); } -static int __cpuinitdata unsafe_smp; - /* * Activate a secondary processor. */ @@ -340,76 +334,6 @@ notrace static void __cpuinit start_secondary(void *unused) cpu_idle(); } -static void __cpuinit smp_apply_quirks(struct cpuinfo_x86 *c) -{ - /* - * Mask B, Pentium, but not Pentium MMX - */ - if (c->x86_vendor == X86_VENDOR_INTEL && - c->x86 == 5 && - c->x86_mask >= 1 && c->x86_mask <= 4 && - c->x86_model <= 3) - /* - * Remember we have B step Pentia with bugs - */ - smp_b_stepping = 1; - - /* - * Certain Athlons might work (for various values of 'work') in SMP - * but they are not certified as MP capable. - */ - if ((c->x86_vendor == X86_VENDOR_AMD) && (c->x86 == 6)) { - - if (num_possible_cpus() == 1) - goto valid_k7; - - /* Athlon 660/661 is valid. */ - if ((c->x86_model == 6) && ((c->x86_mask == 0) || - (c->x86_mask == 1))) - goto valid_k7; - - /* Duron 670 is valid */ - if ((c->x86_model == 7) && (c->x86_mask == 0)) - goto valid_k7; - - /* - * Athlon 662, Duron 671, and Athlon >model 7 have capability - * bit. It's worth noting that the A5 stepping (662) of some - * Athlon XP's have the MP bit set. - * See http://www.heise.de/newsticker/data/jow-18.10.01-000 for - * more. - */ - if (((c->x86_model == 6) && (c->x86_mask >= 2)) || - ((c->x86_model == 7) && (c->x86_mask >= 1)) || - (c->x86_model > 7)) - if (cpu_has_mp) - goto valid_k7; - - /* If we get here, not a certified SMP capable AMD system. */ - unsafe_smp = 1; - } - -valid_k7: - ; -} - -static void __cpuinit smp_checks(void) -{ - if (smp_b_stepping) - printk(KERN_WARNING "WARNING: SMP operation may be unreliable" - "with B stepping processors.\n"); - - /* - * Don't taint if we are running SMP kernel on a single non-MP - * approved Athlon - */ - if (unsafe_smp && num_online_cpus() > 1) { - printk(KERN_INFO "WARNING: This combination of AMD" - "processors is not suitable for SMP.\n"); - add_taint(TAINT_UNSAFE_SMP); - } -} - /* * The bootstrap kernel entry code has set these up. Save them for * a given CPU @@ -423,7 +347,6 @@ void __cpuinit smp_store_cpu_info(int id) c->cpu_index = id; if (id != 0) identify_secondary_cpu(c); - smp_apply_quirks(c); } @@ -1193,7 +1116,6 @@ void __init native_smp_cpus_done(unsigned int max_cpus) pr_debug("Boot done.\n"); impress_friends(); - smp_checks(); #ifdef CONFIG_X86_IO_APIC setup_ioapic_dest(); #endif diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c index f04549afcfe9..79c073247284 100644 --- a/arch/x86/kernel/tlb_uv.c +++ b/arch/x86/kernel/tlb_uv.c @@ -314,8 +314,6 @@ const struct cpumask *uv_flush_tlb_others(const struct cpumask *cpumask, int locals = 0; struct bau_desc *bau_desc; - WARN_ON(!in_atomic()); - cpumask_andnot(flush_mask, cpumask, cpumask_of(cpu)); uv_cpu = uv_blade_processor_id(); @@ -752,7 +750,7 @@ static int __init uv_bau_init(void) int node; int nblades; int last_blade; - int cur_cpu = 0; + int cur_cpu; if (!is_uv_system()) return 0; @@ -762,6 +760,7 @@ static int __init uv_bau_init(void) uv_mmask = (1UL << uv_hub_info->n_val) - 1; nblades = 0; last_blade = -1; + cur_cpu = 0; for_each_online_node(node) { blade = uv_node_to_blade_id(node); if (blade == last_blade) diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c index 83d53ce5d4c4..462b9ba67e92 100644 --- a/arch/x86/kernel/tsc.c +++ b/arch/x86/kernel/tsc.c @@ -273,30 +273,43 @@ static unsigned long pit_calibrate_tsc(u32 latch, unsigned long ms, int loopmin) * use the TSC value at the transitions to calculate a pretty * good value for the TSC frequencty. */ -static inline int pit_expect_msb(unsigned char val) +static inline int pit_expect_msb(unsigned char val, u64 *tscp, unsigned long *deltap) { - int count = 0; + int count; + u64 tsc = 0; for (count = 0; count < 50000; count++) { /* Ignore LSB */ inb(0x42); if (inb(0x42) != val) break; + tsc = get_cycles(); } - return count > 50; + *deltap = get_cycles() - tsc; + *tscp = tsc; + + /* + * We require _some_ success, but the quality control + * will be based on the error terms on the TSC values. + */ + return count > 5; } /* - * How many MSB values do we want to see? We aim for a - * 15ms calibration, which assuming a 2us counter read - * error should give us roughly 150 ppm precision for - * the calibration. + * How many MSB values do we want to see? We aim for + * a maximum error rate of 500ppm (in practice the + * real error is much smaller), but refuse to spend + * more than 25ms on it. */ -#define QUICK_PIT_MS 15 -#define QUICK_PIT_ITERATIONS (QUICK_PIT_MS * PIT_TICK_RATE / 1000 / 256) +#define MAX_QUICK_PIT_MS 25 +#define MAX_QUICK_PIT_ITERATIONS (MAX_QUICK_PIT_MS * PIT_TICK_RATE / 1000 / 256) static unsigned long quick_pit_calibrate(void) { + int i; + u64 tsc, delta; + unsigned long d1, d2; + /* Set the Gate high, disable speaker */ outb((inb(0x61) & ~0x02) | 0x01, 0x61); @@ -315,45 +328,52 @@ static unsigned long quick_pit_calibrate(void) outb(0xff, 0x42); outb(0xff, 0x42); - if (pit_expect_msb(0xff)) { - int i; - u64 t1, t2, delta; - unsigned char expect = 0xfe; - - t1 = get_cycles(); - for (i = 0; i < QUICK_PIT_ITERATIONS; i++, expect--) { - if (!pit_expect_msb(expect)) - goto failed; + /* + * The PIT starts counting at the next edge, so we + * need to delay for a microsecond. The easiest way + * to do that is to just read back the 16-bit counter + * once from the PIT. + */ + inb(0x42); + inb(0x42); + + if (pit_expect_msb(0xff, &tsc, &d1)) { + for (i = 1; i <= MAX_QUICK_PIT_ITERATIONS; i++) { + if (!pit_expect_msb(0xff-i, &delta, &d2)) + break; + + /* + * Iterate until the error is less than 500 ppm + */ + delta -= tsc; + if (d1+d2 < delta >> 11) + goto success; } - t2 = get_cycles(); - - /* - * Make sure we can rely on the second TSC timestamp: - */ - if (!pit_expect_msb(expect)) - goto failed; - - /* - * Ok, if we get here, then we've seen the - * MSB of the PIT decrement QUICK_PIT_ITERATIONS - * times, and each MSB had many hits, so we never - * had any sudden jumps. - * - * As a result, we can depend on there not being - * any odd delays anywhere, and the TSC reads are - * reliable. - * - * kHz = ticks / time-in-seconds / 1000; - * kHz = (t2 - t1) / (QPI * 256 / PIT_TICK_RATE) / 1000 - * kHz = ((t2 - t1) * PIT_TICK_RATE) / (QPI * 256 * 1000) - */ - delta = (t2 - t1)*PIT_TICK_RATE; - do_div(delta, QUICK_PIT_ITERATIONS*256*1000); - printk("Fast TSC calibration using PIT\n"); - return delta; } -failed: + printk("Fast TSC calibration failed\n"); return 0; + +success: + /* + * Ok, if we get here, then we've seen the + * MSB of the PIT decrement 'i' times, and the + * error has shrunk to less than 500 ppm. + * + * As a result, we can depend on there not being + * any odd delays anywhere, and the TSC reads are + * reliable (within the error). We also adjust the + * delta to the middle of the error bars, just + * because it looks nicer. + * + * kHz = ticks / time-in-seconds / 1000; + * kHz = (t2 - t1) / (I * 256 / PIT_TICK_RATE) / 1000 + * kHz = ((t2 - t1) * PIT_TICK_RATE) / (I * 256 * 1000) + */ + delta += (long)(d2 - d1)/2; + delta *= PIT_TICK_RATE; + do_div(delta, i*256*1000); + printk("Fast TSC calibration using PIT\n"); + return delta; } /** diff --git a/arch/x86/kernel/uv_time.c b/arch/x86/kernel/uv_time.c new file mode 100644 index 000000000000..2ffb6c53326e --- /dev/null +++ b/arch/x86/kernel/uv_time.c @@ -0,0 +1,393 @@ +/* + * SGI RTC clock/timer routines. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * Copyright (c) 2009 Silicon Graphics, Inc. All Rights Reserved. + * Copyright (c) Dimitri Sivanich + */ +#include <linux/clockchips.h> + +#include <asm/uv/uv_mmrs.h> +#include <asm/uv/uv_hub.h> +#include <asm/uv/bios.h> +#include <asm/uv/uv.h> +#include <asm/apic.h> +#include <asm/cpu.h> + +#define RTC_NAME "sgi_rtc" + +static cycle_t uv_read_rtc(void); +static int uv_rtc_next_event(unsigned long, struct clock_event_device *); +static void uv_rtc_timer_setup(enum clock_event_mode, + struct clock_event_device *); + +static struct clocksource clocksource_uv = { + .name = RTC_NAME, + .rating = 400, + .read = uv_read_rtc, + .mask = (cycle_t)UVH_RTC_REAL_TIME_CLOCK_MASK, + .shift = 10, + .flags = CLOCK_SOURCE_IS_CONTINUOUS, +}; + +static struct clock_event_device clock_event_device_uv = { + .name = RTC_NAME, + .features = CLOCK_EVT_FEAT_ONESHOT, + .shift = 20, + .rating = 400, + .irq = -1, + .set_next_event = uv_rtc_next_event, + .set_mode = uv_rtc_timer_setup, + .event_handler = NULL, +}; + +static DEFINE_PER_CPU(struct clock_event_device, cpu_ced); + +/* There is one of these allocated per node */ +struct uv_rtc_timer_head { + spinlock_t lock; + /* next cpu waiting for timer, local node relative: */ + int next_cpu; + /* number of cpus on this node: */ + int ncpus; + struct { + int lcpu; /* systemwide logical cpu number */ + u64 expires; /* next timer expiration for this cpu */ + } cpu[1]; +}; + +/* + * Access to uv_rtc_timer_head via blade id. + */ +static struct uv_rtc_timer_head **blade_info __read_mostly; + +static int uv_rtc_enable; + +/* + * Hardware interface routines + */ + +/* Send IPIs to another node */ +static void uv_rtc_send_IPI(int cpu) +{ + unsigned long apicid, val; + int pnode; + + apicid = cpu_physical_id(cpu); + pnode = uv_apicid_to_pnode(apicid); + val = (1UL << UVH_IPI_INT_SEND_SHFT) | + (apicid << UVH_IPI_INT_APIC_ID_SHFT) | + (GENERIC_INTERRUPT_VECTOR << UVH_IPI_INT_VECTOR_SHFT); + + uv_write_global_mmr64(pnode, UVH_IPI_INT, val); +} + +/* Check for an RTC interrupt pending */ +static int uv_intr_pending(int pnode) +{ + return uv_read_global_mmr64(pnode, UVH_EVENT_OCCURRED0) & + UVH_EVENT_OCCURRED0_RTC1_MASK; +} + +/* Setup interrupt and return non-zero if early expiration occurred. */ +static int uv_setup_intr(int cpu, u64 expires) +{ + u64 val; + int pnode = uv_cpu_to_pnode(cpu); + + uv_write_global_mmr64(pnode, UVH_RTC1_INT_CONFIG, + UVH_RTC1_INT_CONFIG_M_MASK); + uv_write_global_mmr64(pnode, UVH_INT_CMPB, -1L); + + uv_write_global_mmr64(pnode, UVH_EVENT_OCCURRED0_ALIAS, + UVH_EVENT_OCCURRED0_RTC1_MASK); + + val = (GENERIC_INTERRUPT_VECTOR << UVH_RTC1_INT_CONFIG_VECTOR_SHFT) | + ((u64)cpu_physical_id(cpu) << UVH_RTC1_INT_CONFIG_APIC_ID_SHFT); + + /* Set configuration */ + uv_write_global_mmr64(pnode, UVH_RTC1_INT_CONFIG, val); + /* Initialize comparator value */ + uv_write_global_mmr64(pnode, UVH_INT_CMPB, expires); + + return (expires < uv_read_rtc() && !uv_intr_pending(pnode)); +} + +/* + * Per-cpu timer tracking routines + */ + +static __init void uv_rtc_deallocate_timers(void) +{ + int bid; + + for_each_possible_blade(bid) { + kfree(blade_info[bid]); + } + kfree(blade_info); +} + +/* Allocate per-node list of cpu timer expiration times. */ +static __init int uv_rtc_allocate_timers(void) +{ + int cpu; + + blade_info = kmalloc(uv_possible_blades * sizeof(void *), GFP_KERNEL); + if (!blade_info) + return -ENOMEM; + memset(blade_info, 0, uv_possible_blades * sizeof(void *)); + + for_each_present_cpu(cpu) { + int nid = cpu_to_node(cpu); + int bid = uv_cpu_to_blade_id(cpu); + int bcpu = uv_cpu_hub_info(cpu)->blade_processor_id; + struct uv_rtc_timer_head *head = blade_info[bid]; + + if (!head) { + head = kmalloc_node(sizeof(struct uv_rtc_timer_head) + + (uv_blade_nr_possible_cpus(bid) * + 2 * sizeof(u64)), + GFP_KERNEL, nid); + if (!head) { + uv_rtc_deallocate_timers(); + return -ENOMEM; + } + spin_lock_init(&head->lock); + head->ncpus = uv_blade_nr_possible_cpus(bid); + head->next_cpu = -1; + blade_info[bid] = head; + } + + head->cpu[bcpu].lcpu = cpu; + head->cpu[bcpu].expires = ULLONG_MAX; + } + + return 0; +} + +/* Find and set the next expiring timer. */ +static void uv_rtc_find_next_timer(struct uv_rtc_timer_head *head, int pnode) +{ + u64 lowest = ULLONG_MAX; + int c, bcpu = -1; + + head->next_cpu = -1; + for (c = 0; c < head->ncpus; c++) { + u64 exp = head->cpu[c].expires; + if (exp < lowest) { + bcpu = c; + lowest = exp; + } + } + if (bcpu >= 0) { + head->next_cpu = bcpu; + c = head->cpu[bcpu].lcpu; + if (uv_setup_intr(c, lowest)) + /* If we didn't set it up in time, trigger */ + uv_rtc_send_IPI(c); + } else { + uv_write_global_mmr64(pnode, UVH_RTC1_INT_CONFIG, + UVH_RTC1_INT_CONFIG_M_MASK); + } +} + +/* + * Set expiration time for current cpu. + * + * Returns 1 if we missed the expiration time. + */ +static int uv_rtc_set_timer(int cpu, u64 expires) +{ + int pnode = uv_cpu_to_pnode(cpu); + int bid = uv_cpu_to_blade_id(cpu); + struct uv_rtc_timer_head *head = blade_info[bid]; + int bcpu = uv_cpu_hub_info(cpu)->blade_processor_id; + u64 *t = &head->cpu[bcpu].expires; + unsigned long flags; + int next_cpu; + + spin_lock_irqsave(&head->lock, flags); + + next_cpu = head->next_cpu; + *t = expires; + /* Will this one be next to go off? */ + if (next_cpu < 0 || bcpu == next_cpu || + expires < head->cpu[next_cpu].expires) { + head->next_cpu = bcpu; + if (uv_setup_intr(cpu, expires)) { + *t = ULLONG_MAX; + uv_rtc_find_next_timer(head, pnode); + spin_unlock_irqrestore(&head->lock, flags); + return 1; + } + } + + spin_unlock_irqrestore(&head->lock, flags); + return 0; +} + +/* + * Unset expiration time for current cpu. + * + * Returns 1 if this timer was pending. + */ +static int uv_rtc_unset_timer(int cpu) +{ + int pnode = uv_cpu_to_pnode(cpu); + int bid = uv_cpu_to_blade_id(cpu); + struct uv_rtc_timer_head *head = blade_info[bid]; + int bcpu = uv_cpu_hub_info(cpu)->blade_processor_id; + u64 *t = &head->cpu[bcpu].expires; + unsigned long flags; + int rc = 0; + + spin_lock_irqsave(&head->lock, flags); + + if (head->next_cpu == bcpu && uv_read_rtc() >= *t) + rc = 1; + + *t = ULLONG_MAX; + + /* Was the hardware setup for this timer? */ + if (head->next_cpu == bcpu) + uv_rtc_find_next_timer(head, pnode); + + spin_unlock_irqrestore(&head->lock, flags); + + return rc; +} + + +/* + * Kernel interface routines. + */ + +/* + * Read the RTC. + */ +static cycle_t uv_read_rtc(void) +{ + return (cycle_t)uv_read_local_mmr(UVH_RTC); +} + +/* + * Program the next event, relative to now + */ +static int uv_rtc_next_event(unsigned long delta, + struct clock_event_device *ced) +{ + int ced_cpu = cpumask_first(ced->cpumask); + + return uv_rtc_set_timer(ced_cpu, delta + uv_read_rtc()); +} + +/* + * Setup the RTC timer in oneshot mode + */ +static void uv_rtc_timer_setup(enum clock_event_mode mode, + struct clock_event_device *evt) +{ + int ced_cpu = cpumask_first(evt->cpumask); + + switch (mode) { + case CLOCK_EVT_MODE_PERIODIC: + case CLOCK_EVT_MODE_ONESHOT: + case CLOCK_EVT_MODE_RESUME: + /* Nothing to do here yet */ + break; + case CLOCK_EVT_MODE_UNUSED: + case CLOCK_EVT_MODE_SHUTDOWN: + uv_rtc_unset_timer(ced_cpu); + break; + } +} + +static void uv_rtc_interrupt(void) +{ + struct clock_event_device *ced = &__get_cpu_var(cpu_ced); + int cpu = smp_processor_id(); + + if (!ced || !ced->event_handler) + return; + + if (uv_rtc_unset_timer(cpu) != 1) + return; + + ced->event_handler(ced); +} + +static int __init uv_enable_rtc(char *str) +{ + uv_rtc_enable = 1; + + return 1; +} +__setup("uvrtc", uv_enable_rtc); + +static __init void uv_rtc_register_clockevents(struct work_struct *dummy) +{ + struct clock_event_device *ced = &__get_cpu_var(cpu_ced); + + *ced = clock_event_device_uv; + ced->cpumask = cpumask_of(smp_processor_id()); + clockevents_register_device(ced); +} + +static __init int uv_rtc_setup_clock(void) +{ + int rc; + + if (!uv_rtc_enable || !is_uv_system() || generic_interrupt_extension) + return -ENODEV; + + generic_interrupt_extension = uv_rtc_interrupt; + + clocksource_uv.mult = clocksource_hz2mult(sn_rtc_cycles_per_second, + clocksource_uv.shift); + + rc = clocksource_register(&clocksource_uv); + if (rc) { + generic_interrupt_extension = NULL; + return rc; + } + + /* Setup and register clockevents */ + rc = uv_rtc_allocate_timers(); + if (rc) { + clocksource_unregister(&clocksource_uv); + generic_interrupt_extension = NULL; + return rc; + } + + clock_event_device_uv.mult = div_sc(sn_rtc_cycles_per_second, + NSEC_PER_SEC, clock_event_device_uv.shift); + + clock_event_device_uv.min_delta_ns = NSEC_PER_SEC / + sn_rtc_cycles_per_second; + + clock_event_device_uv.max_delta_ns = clocksource_uv.mask * + (NSEC_PER_SEC / sn_rtc_cycles_per_second); + + rc = schedule_on_each_cpu(uv_rtc_register_clockevents); + if (rc) { + clocksource_unregister(&clocksource_uv); + generic_interrupt_extension = NULL; + uv_rtc_deallocate_timers(); + } + + return rc; +} +arch_initcall(uv_rtc_setup_clock); diff --git a/arch/x86/kernel/vmlinux_32.lds.S b/arch/x86/kernel/vmlinux_32.lds.S index 0d860963f268..62ad500d55f3 100644 --- a/arch/x86/kernel/vmlinux_32.lds.S +++ b/arch/x86/kernel/vmlinux_32.lds.S @@ -189,15 +189,24 @@ SECTIONS *(.bss) . = ALIGN(4); __bss_stop = .; - _end = . ; - /* This is where the kernel creates the early boot page tables */ + } + + .brk : AT(ADDR(.brk) - LOAD_OFFSET) { . = ALIGN(PAGE_SIZE); - pg0 = . ; + __brk_base = . ; + . += 64 * 1024 ; /* 64k alignment slop space */ + *(.brk_reservation) /* areas brk users have reserved */ + __brk_limit = . ; + } + + .end : AT(ADDR(.end) - LOAD_OFFSET) { + _end = . ; } /* Sections to be discarded */ /DISCARD/ : { *(.exitcall.exit) + *(.discard) } STABS_DEBUG @@ -205,6 +214,12 @@ SECTIONS DWARF_DEBUG } +/* + * Build-time check on the image size: + */ +ASSERT((_end - LOAD_OFFSET <= KERNEL_IMAGE_SIZE), + "kernel image bigger than KERNEL_IMAGE_SIZE") + #ifdef CONFIG_KEXEC /* Link time checks */ #include <asm/kexec.h> diff --git a/arch/x86/kernel/vmlinux_64.lds.S b/arch/x86/kernel/vmlinux_64.lds.S index fbfced6f6800..c8742507b030 100644 --- a/arch/x86/kernel/vmlinux_64.lds.S +++ b/arch/x86/kernel/vmlinux_64.lds.S @@ -29,8 +29,8 @@ SECTIONS { . = __START_KERNEL; phys_startup_64 = startup_64 - LOAD_OFFSET; - _text = .; /* Text and read-only data */ .text : AT(ADDR(.text) - LOAD_OFFSET) { + _text = .; /* Text and read-only data */ /* First the code that has to be first for bootstrapping */ *(.text.head) _stext = .; @@ -61,13 +61,13 @@ SECTIONS .data : AT(ADDR(.data) - LOAD_OFFSET) { DATA_DATA CONSTRUCTORS + _edata = .; /* End of data section */ } :data - _edata = .; /* End of data section */ - . = ALIGN(PAGE_SIZE); - . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) { + . = ALIGN(PAGE_SIZE); + . = ALIGN(CONFIG_X86_L1_CACHE_BYTES); *(.data.cacheline_aligned) } . = ALIGN(CONFIG_X86_INTERNODE_CACHE_BYTES); @@ -125,29 +125,29 @@ SECTIONS #undef VVIRT_OFFSET #undef VVIRT - . = ALIGN(THREAD_SIZE); /* init_task */ .data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) { + . = ALIGN(THREAD_SIZE); /* init_task */ *(.data.init_task) }:data.init - . = ALIGN(PAGE_SIZE); .data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) { + . = ALIGN(PAGE_SIZE); *(.data.page_aligned) } - /* might get freed after init */ - . = ALIGN(PAGE_SIZE); - __smp_alt_begin = .; - __smp_locks = .; .smp_locks : AT(ADDR(.smp_locks) - LOAD_OFFSET) { + /* might get freed after init */ + . = ALIGN(PAGE_SIZE); + __smp_alt_begin = .; + __smp_locks = .; *(.smp_locks) + __smp_locks_end = .; + . = ALIGN(PAGE_SIZE); + __smp_alt_end = .; } - __smp_locks_end = .; - . = ALIGN(PAGE_SIZE); - __smp_alt_end = .; . = ALIGN(PAGE_SIZE); /* Init code and data */ - __init_begin = .; + __init_begin = .; /* paired with __init_end */ .init.text : AT(ADDR(.init.text) - LOAD_OFFSET) { _sinittext = .; INIT_TEXT @@ -159,40 +159,42 @@ SECTIONS __initdata_end = .; } - . = ALIGN(16); - __setup_start = .; - .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { *(.init.setup) } - __setup_end = .; - __initcall_start = .; + .init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) { + . = ALIGN(16); + __setup_start = .; + *(.init.setup) + __setup_end = .; + } .initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) { + __initcall_start = .; INITCALLS + __initcall_end = .; } - __initcall_end = .; - __con_initcall_start = .; .con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) { + __con_initcall_start = .; *(.con_initcall.init) + __con_initcall_end = .; } - __con_initcall_end = .; - __x86_cpu_dev_start = .; .x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) { + __x86_cpu_dev_start = .; *(.x86_cpu_dev.init) + __x86_cpu_dev_end = .; } - __x86_cpu_dev_end = .; SECURITY_INIT . = ALIGN(8); .parainstructions : AT(ADDR(.parainstructions) - LOAD_OFFSET) { - __parainstructions = .; + __parainstructions = .; *(.parainstructions) - __parainstructions_end = .; + __parainstructions_end = .; } - . = ALIGN(8); - __alt_instructions = .; .altinstructions : AT(ADDR(.altinstructions) - LOAD_OFFSET) { + . = ALIGN(8); + __alt_instructions = .; *(.altinstructions) + __alt_instructions_end = .; } - __alt_instructions_end = .; .altinstr_replacement : AT(ADDR(.altinstr_replacement) - LOAD_OFFSET) { *(.altinstr_replacement) } @@ -207,9 +209,11 @@ SECTIONS #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(PAGE_SIZE); - __initramfs_start = .; - .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { *(.init.ramfs) } - __initramfs_end = .; + .init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) { + __initramfs_start = .; + *(.init.ramfs) + __initramfs_end = .; + } #endif #ifdef CONFIG_SMP @@ -229,20 +233,29 @@ SECTIONS . = ALIGN(PAGE_SIZE); __init_end = .; - . = ALIGN(PAGE_SIZE); - __nosave_begin = .; .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { - *(.data.nosave) + . = ALIGN(PAGE_SIZE); + __nosave_begin = .; + *(.data.nosave) + . = ALIGN(PAGE_SIZE); + __nosave_end = .; } :data.init2 /* use another section data.init2, see PERCPU_VADDR() above */ - . = ALIGN(PAGE_SIZE); - __nosave_end = .; - __bss_start = .; /* BSS */ .bss : AT(ADDR(.bss) - LOAD_OFFSET) { + . = ALIGN(PAGE_SIZE); + __bss_start = .; /* BSS */ *(.bss.page_aligned) *(.bss) - } - __bss_stop = .; + __bss_stop = .; + } + + .brk : AT(ADDR(.brk) - LOAD_OFFSET) { + . = ALIGN(PAGE_SIZE); + __brk_base = . ; + . += 64 * 1024 ; /* 64k alignment slop space */ + *(.brk_reservation) /* areas brk users have reserved */ + __brk_limit = . ; + } _end = . ; @@ -250,6 +263,7 @@ SECTIONS /DISCARD/ : { *(.exitcall.exit) *(.eh_frame) + *(.discard) } STABS_DEBUG @@ -275,3 +289,10 @@ ASSERT((_end - _text <= KERNEL_IMAGE_SIZE), ASSERT((per_cpu__irq_stack_union == 0), "irq_stack_union is not at start of per-cpu area"); #endif + +#ifdef CONFIG_KEXEC +#include <asm/kexec.h> + +ASSERT(kexec_control_code_size <= KEXEC_CONTROL_CODE_MAX_SIZE, + "kexec control code size is too big") +#endif diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index f3a5305b8adf..90e44a10e68a 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -348,6 +348,11 @@ static void lguest_cpuid(unsigned int *ax, unsigned int *bx, * flush_tlb_user() for both user and kernel mappings unless * the Page Global Enable (PGE) feature bit is set. */ *dx |= 0x00002000; + /* We also lie, and say we're family id 5. 6 or greater + * leads to a rdmsr in early_init_intel which we can't handle. + * Family ID is returned as bits 8-12 in ax. */ + *ax &= 0xFFFFF0FF; + *ax |= 0x00000500; break; case 0x80000000: /* Futureproof this a little: if they ask how much extended @@ -594,19 +599,21 @@ static void __init lguest_init_IRQ(void) /* Some systems map "vectors" to interrupts weirdly. Lguest has * a straightforward 1 to 1 mapping, so force that here. */ __get_cpu_var(vector_irq)[vector] = i; - if (vector != SYSCALL_VECTOR) { - set_intr_gate(vector, - interrupt[vector-FIRST_EXTERNAL_VECTOR]); - set_irq_chip_and_handler_name(i, &lguest_irq_controller, - handle_level_irq, - "level"); - } + if (vector != SYSCALL_VECTOR) + set_intr_gate(vector, interrupt[i]); } /* This call is required to set up for 4k stacks, where we have * separate stacks for hard and soft interrupts. */ irq_ctx_init(smp_processor_id()); } +void lguest_setup_irq(unsigned int irq) +{ + irq_to_desc_alloc_cpu(irq, 0); + set_irq_chip_and_handler_name(irq, &lguest_irq_controller, + handle_level_irq, "level"); +} + /* * Time. * @@ -1051,14 +1058,6 @@ __init void lguest_init(void) * lguest_init() where the rest of the fairly chaotic boot setup * occurs. */ - /* The native boot code sets up initial page tables immediately after - * the kernel itself, and sets init_pg_tables_end so they're not - * clobbered. The Launcher places our initial pagetables somewhere at - * the top of our physical memory, so we don't need extra space: set - * init_pg_tables_end to the end of the kernel. */ - init_pg_tables_start = __pa(pg0); - init_pg_tables_end = __pa(pg0); - /* As described in head_32.S, we map the first 128M of memory. */ max_pfn_mapped = (128*1024*1024) >> PAGE_SHIFT; diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S index c22981fa2f3a..ad5441ed1b57 100644 --- a/arch/x86/lib/memcpy_64.S +++ b/arch/x86/lib/memcpy_64.S @@ -1,30 +1,38 @@ /* Copyright 2002 Andi Kleen */ #include <linux/linkage.h> -#include <asm/dwarf2.h> + #include <asm/cpufeature.h> +#include <asm/dwarf2.h> /* * memcpy - Copy a memory block. * - * Input: - * rdi destination - * rsi source - * rdx count - * + * Input: + * rdi destination + * rsi source + * rdx count + * * Output: * rax original destination - */ + */ +/* + * memcpy_c() - fast string ops (REP MOVSQ) based variant. + * + * Calls to this get patched into the kernel image via the + * alternative instructions framework: + */ ALIGN memcpy_c: CFI_STARTPROC - movq %rdi,%rax - movl %edx,%ecx - shrl $3,%ecx - andl $7,%edx + movq %rdi, %rax + + movl %edx, %ecx + shrl $3, %ecx + andl $7, %edx rep movsq - movl %edx,%ecx + movl %edx, %ecx rep movsb ret CFI_ENDPROC @@ -33,99 +41,110 @@ ENDPROC(memcpy_c) ENTRY(__memcpy) ENTRY(memcpy) CFI_STARTPROC - pushq %rbx - CFI_ADJUST_CFA_OFFSET 8 - CFI_REL_OFFSET rbx, 0 - movq %rdi,%rax - movl %edx,%ecx - shrl $6,%ecx + /* + * Put the number of full 64-byte blocks into %ecx. + * Tail portion is handled at the end: + */ + movq %rdi, %rax + movl %edx, %ecx + shrl $6, %ecx jz .Lhandle_tail .p2align 4 .Lloop_64: + /* + * We decrement the loop index here - and the zero-flag is + * checked at the end of the loop (instructions inbetween do + * not change the zero flag): + */ decl %ecx - movq (%rsi),%r11 - movq 8(%rsi),%r8 + /* + * Move in blocks of 4x16 bytes: + */ + movq 0*8(%rsi), %r11 + movq 1*8(%rsi), %r8 + movq %r11, 0*8(%rdi) + movq %r8, 1*8(%rdi) - movq %r11,(%rdi) - movq %r8,1*8(%rdi) + movq 2*8(%rsi), %r9 + movq 3*8(%rsi), %r10 + movq %r9, 2*8(%rdi) + movq %r10, 3*8(%rdi) - movq 2*8(%rsi),%r9 - movq 3*8(%rsi),%r10 + movq 4*8(%rsi), %r11 + movq 5*8(%rsi), %r8 + movq %r11, 4*8(%rdi) + movq %r8, 5*8(%rdi) - movq %r9,2*8(%rdi) - movq %r10,3*8(%rdi) + movq 6*8(%rsi), %r9 + movq 7*8(%rsi), %r10 + movq %r9, 6*8(%rdi) + movq %r10, 7*8(%rdi) - movq 4*8(%rsi),%r11 - movq 5*8(%rsi),%r8 + leaq 64(%rsi), %rsi + leaq 64(%rdi), %rdi - movq %r11,4*8(%rdi) - movq %r8,5*8(%rdi) - - movq 6*8(%rsi),%r9 - movq 7*8(%rsi),%r10 - - movq %r9,6*8(%rdi) - movq %r10,7*8(%rdi) - - leaq 64(%rsi),%rsi - leaq 64(%rdi),%rdi jnz .Lloop_64 .Lhandle_tail: - movl %edx,%ecx - andl $63,%ecx - shrl $3,%ecx + movl %edx, %ecx + andl $63, %ecx + shrl $3, %ecx jz .Lhandle_7 + .p2align 4 .Lloop_8: decl %ecx - movq (%rsi),%r8 - movq %r8,(%rdi) - leaq 8(%rdi),%rdi - leaq 8(%rsi),%rsi + movq (%rsi), %r8 + movq %r8, (%rdi) + leaq 8(%rdi), %rdi + leaq 8(%rsi), %rsi jnz .Lloop_8 .Lhandle_7: - movl %edx,%ecx - andl $7,%ecx - jz .Lende + movl %edx, %ecx + andl $7, %ecx + jz .Lend + .p2align 4 .Lloop_1: - movb (%rsi),%r8b - movb %r8b,(%rdi) + movb (%rsi), %r8b + movb %r8b, (%rdi) incq %rdi incq %rsi decl %ecx jnz .Lloop_1 -.Lende: - popq %rbx - CFI_ADJUST_CFA_OFFSET -8 - CFI_RESTORE rbx +.Lend: ret -.Lfinal: CFI_ENDPROC ENDPROC(memcpy) ENDPROC(__memcpy) - /* Some CPUs run faster using the string copy instructions. - It is also a lot simpler. Use this when possible */ + /* + * Some CPUs run faster using the string copy instructions. + * It is also a lot simpler. Use this when possible: + */ - .section .altinstr_replacement,"ax" + .section .altinstr_replacement, "ax" 1: .byte 0xeb /* jmp <disp8> */ .byte (memcpy_c - memcpy) - (2f - 1b) /* offset */ 2: .previous - .section .altinstructions,"a" + + .section .altinstructions, "a" .align 8 .quad memcpy .quad 1b .byte X86_FEATURE_REP_GOOD - /* Replace only beginning, memcpy is used to apply alternatives, so it - * is silly to overwrite itself with nops - reboot is only outcome... */ + + /* + * Replace only beginning, memcpy is used to apply alternatives, + * so it is silly to overwrite itself with nops - reboot is the + * only outcome... + */ .byte 2b - 1b .byte 2b - 1b .previous diff --git a/arch/x86/math-emu/fpu_aux.c b/arch/x86/math-emu/fpu_aux.c index 491e737ce547..aa0987088774 100644 --- a/arch/x86/math-emu/fpu_aux.c +++ b/arch/x86/math-emu/fpu_aux.c @@ -30,20 +30,29 @@ static void fclex(void) } /* Needs to be externally visible */ -void finit(void) +void finit_task(struct task_struct *tsk) { - control_word = 0x037f; - partial_status = 0; - top = 0; /* We don't keep top in the status word internally. */ - fpu_tag_word = 0xffff; + struct i387_soft_struct *soft = &tsk->thread.xstate->soft; + struct address *oaddr, *iaddr; + soft->cwd = 0x037f; + soft->swd = 0; + soft->ftop = 0; /* We don't keep top in the status word internally. */ + soft->twd = 0xffff; /* The behaviour is different from that detailed in Section 15.1.6 of the Intel manual */ - operand_address.offset = 0; - operand_address.selector = 0; - instruction_address.offset = 0; - instruction_address.selector = 0; - instruction_address.opcode = 0; - no_ip_update = 1; + oaddr = (struct address *)&soft->foo; + oaddr->offset = 0; + oaddr->selector = 0; + iaddr = (struct address *)&soft->fip; + iaddr->offset = 0; + iaddr->selector = 0; + iaddr->opcode = 0; + soft->no_update = 1; +} + +void finit(void) +{ + finit_task(current); } /* diff --git a/arch/x86/mm/highmem_32.c b/arch/x86/mm/highmem_32.c index 00f127c80b0e..522db5e3d0bf 100644 --- a/arch/x86/mm/highmem_32.c +++ b/arch/x86/mm/highmem_32.c @@ -121,22 +121,13 @@ void kunmap_atomic(void *kvaddr, enum km_type type) pagefault_enable(); } -/* This is the same as kmap_atomic() but can map memory that doesn't +/* + * This is the same as kmap_atomic() but can map memory that doesn't * have a struct page associated with it. */ void *kmap_atomic_pfn(unsigned long pfn, enum km_type type) { - enum fixed_addresses idx; - unsigned long vaddr; - - pagefault_disable(); - - idx = type + KM_TYPE_NR*smp_processor_id(); - vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); - set_pte(kmap_pte-idx, pfn_pte(pfn, kmap_prot)); - arch_flush_lazy_mmu_mode(); - - return (void*) vaddr; + return kmap_atomic_prot_pfn(pfn, type, kmap_prot); } EXPORT_SYMBOL_GPL(kmap_atomic_pfn); /* temporarily in use by i915 GEM until vmap */ @@ -158,7 +149,6 @@ EXPORT_SYMBOL(kunmap); EXPORT_SYMBOL(kmap_atomic); EXPORT_SYMBOL(kunmap_atomic); -#ifdef CONFIG_NUMA void __init set_highmem_pages_init(void) { struct zone *zone; @@ -182,11 +172,3 @@ void __init set_highmem_pages_init(void) } totalram_pages += totalhigh_pages; } -#else -void __init set_highmem_pages_init(void) -{ - add_highpages_with_active_regions(0, highstart_pfn, highend_pfn); - - totalram_pages += totalhigh_pages; -} -#endif /* CONFIG_NUMA */ diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c index ce6a722587d8..fd3da1dda1c9 100644 --- a/arch/x86/mm/init.c +++ b/arch/x86/mm/init.c @@ -1,8 +1,345 @@ +#include <linux/ioport.h> #include <linux/swap.h> + #include <asm/cacheflush.h> +#include <asm/e820.h> +#include <asm/init.h> #include <asm/page.h> +#include <asm/page_types.h> #include <asm/sections.h> #include <asm/system.h> +#include <asm/tlbflush.h> + +unsigned long __initdata e820_table_start; +unsigned long __meminitdata e820_table_end; +unsigned long __meminitdata e820_table_top; + +int after_bootmem; + +int direct_gbpages +#ifdef CONFIG_DIRECT_GBPAGES + = 1 +#endif +; + +static void __init find_early_table_space(unsigned long end, int use_pse, + int use_gbpages) +{ + unsigned long puds, pmds, ptes, tables, start; + + puds = (end + PUD_SIZE - 1) >> PUD_SHIFT; + tables = roundup(puds * sizeof(pud_t), PAGE_SIZE); + + if (use_gbpages) { + unsigned long extra; + + extra = end - ((end>>PUD_SHIFT) << PUD_SHIFT); + pmds = (extra + PMD_SIZE - 1) >> PMD_SHIFT; + } else + pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT; + + tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE); + + if (use_pse) { + unsigned long extra; + + extra = end - ((end>>PMD_SHIFT) << PMD_SHIFT); +#ifdef CONFIG_X86_32 + extra += PMD_SIZE; +#endif + ptes = (extra + PAGE_SIZE - 1) >> PAGE_SHIFT; + } else + ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT; + + tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE); + +#ifdef CONFIG_X86_32 + /* for fixmap */ + tables += roundup(__end_of_fixed_addresses * sizeof(pte_t), PAGE_SIZE); +#endif + + /* + * RED-PEN putting page tables only on node 0 could + * cause a hotspot and fill up ZONE_DMA. The page tables + * need roughly 0.5KB per GB. + */ +#ifdef CONFIG_X86_32 + start = 0x7000; + e820_table_start = find_e820_area(start, max_pfn_mapped<<PAGE_SHIFT, + tables, PAGE_SIZE); +#else /* CONFIG_X86_64 */ + start = 0x8000; + e820_table_start = find_e820_area(start, end, tables, PAGE_SIZE); +#endif + if (e820_table_start == -1UL) + panic("Cannot find space for the kernel page tables"); + + e820_table_start >>= PAGE_SHIFT; + e820_table_end = e820_table_start; + e820_table_top = e820_table_start + (tables >> PAGE_SHIFT); + + printk(KERN_DEBUG "kernel direct mapping tables up to %lx @ %lx-%lx\n", + end, e820_table_start << PAGE_SHIFT, e820_table_top << PAGE_SHIFT); +} + +struct map_range { + unsigned long start; + unsigned long end; + unsigned page_size_mask; +}; + +#ifdef CONFIG_X86_32 +#define NR_RANGE_MR 3 +#else /* CONFIG_X86_64 */ +#define NR_RANGE_MR 5 +#endif + +static int __meminit save_mr(struct map_range *mr, int nr_range, + unsigned long start_pfn, unsigned long end_pfn, + unsigned long page_size_mask) +{ + if (start_pfn < end_pfn) { + if (nr_range >= NR_RANGE_MR) + panic("run out of range for init_memory_mapping\n"); + mr[nr_range].start = start_pfn<<PAGE_SHIFT; + mr[nr_range].end = end_pfn<<PAGE_SHIFT; + mr[nr_range].page_size_mask = page_size_mask; + nr_range++; + } + + return nr_range; +} + +#ifdef CONFIG_X86_64 +static void __init init_gbpages(void) +{ + if (direct_gbpages && cpu_has_gbpages) + printk(KERN_INFO "Using GB pages for direct mapping\n"); + else + direct_gbpages = 0; +} +#else +static inline void init_gbpages(void) +{ +} +#endif + +/* + * Setup the direct mapping of the physical memory at PAGE_OFFSET. + * This runs before bootmem is initialized and gets pages directly from + * the physical memory. To access them they are temporarily mapped. + */ +unsigned long __init_refok init_memory_mapping(unsigned long start, + unsigned long end) +{ + unsigned long page_size_mask = 0; + unsigned long start_pfn, end_pfn; + unsigned long ret = 0; + unsigned long pos; + + struct map_range mr[NR_RANGE_MR]; + int nr_range, i; + int use_pse, use_gbpages; + + printk(KERN_INFO "init_memory_mapping: %016lx-%016lx\n", start, end); + + if (!after_bootmem) + init_gbpages(); + +#ifdef CONFIG_DEBUG_PAGEALLOC + /* + * For CONFIG_DEBUG_PAGEALLOC, identity mapping will use small pages. + * This will simplify cpa(), which otherwise needs to support splitting + * large pages into small in interrupt context, etc. + */ + use_pse = use_gbpages = 0; +#else + use_pse = cpu_has_pse; + use_gbpages = direct_gbpages; +#endif + +#ifdef CONFIG_X86_32 +#ifdef CONFIG_X86_PAE + set_nx(); + if (nx_enabled) + printk(KERN_INFO "NX (Execute Disable) protection: active\n"); +#endif + + /* Enable PSE if available */ + if (cpu_has_pse) + set_in_cr4(X86_CR4_PSE); + + /* Enable PGE if available */ + if (cpu_has_pge) { + set_in_cr4(X86_CR4_PGE); + __supported_pte_mask |= _PAGE_GLOBAL; + } +#endif + + if (use_gbpages) + page_size_mask |= 1 << PG_LEVEL_1G; + if (use_pse) + page_size_mask |= 1 << PG_LEVEL_2M; + + memset(mr, 0, sizeof(mr)); + nr_range = 0; + + /* head if not big page alignment ? */ + start_pfn = start >> PAGE_SHIFT; + pos = start_pfn << PAGE_SHIFT; +#ifdef CONFIG_X86_32 + /* + * Don't use a large page for the first 2/4MB of memory + * because there are often fixed size MTRRs in there + * and overlapping MTRRs into large pages can cause + * slowdowns. + */ + if (pos == 0) + end_pfn = 1<<(PMD_SHIFT - PAGE_SHIFT); + else + end_pfn = ((pos + (PMD_SIZE - 1))>>PMD_SHIFT) + << (PMD_SHIFT - PAGE_SHIFT); +#else /* CONFIG_X86_64 */ + end_pfn = ((pos + (PMD_SIZE - 1)) >> PMD_SHIFT) + << (PMD_SHIFT - PAGE_SHIFT); +#endif + if (end_pfn > (end >> PAGE_SHIFT)) + end_pfn = end >> PAGE_SHIFT; + if (start_pfn < end_pfn) { + nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); + pos = end_pfn << PAGE_SHIFT; + } + + /* big page (2M) range */ + start_pfn = ((pos + (PMD_SIZE - 1))>>PMD_SHIFT) + << (PMD_SHIFT - PAGE_SHIFT); +#ifdef CONFIG_X86_32 + end_pfn = (end>>PMD_SHIFT) << (PMD_SHIFT - PAGE_SHIFT); +#else /* CONFIG_X86_64 */ + end_pfn = ((pos + (PUD_SIZE - 1))>>PUD_SHIFT) + << (PUD_SHIFT - PAGE_SHIFT); + if (end_pfn > ((end>>PMD_SHIFT)<<(PMD_SHIFT - PAGE_SHIFT))) + end_pfn = ((end>>PMD_SHIFT)<<(PMD_SHIFT - PAGE_SHIFT)); +#endif + + if (start_pfn < end_pfn) { + nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, + page_size_mask & (1<<PG_LEVEL_2M)); + pos = end_pfn << PAGE_SHIFT; + } + +#ifdef CONFIG_X86_64 + /* big page (1G) range */ + start_pfn = ((pos + (PUD_SIZE - 1))>>PUD_SHIFT) + << (PUD_SHIFT - PAGE_SHIFT); + end_pfn = (end >> PUD_SHIFT) << (PUD_SHIFT - PAGE_SHIFT); + if (start_pfn < end_pfn) { + nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, + page_size_mask & + ((1<<PG_LEVEL_2M)|(1<<PG_LEVEL_1G))); + pos = end_pfn << PAGE_SHIFT; + } + + /* tail is not big page (1G) alignment */ + start_pfn = ((pos + (PMD_SIZE - 1))>>PMD_SHIFT) + << (PMD_SHIFT - PAGE_SHIFT); + end_pfn = (end >> PMD_SHIFT) << (PMD_SHIFT - PAGE_SHIFT); + if (start_pfn < end_pfn) { + nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, + page_size_mask & (1<<PG_LEVEL_2M)); + pos = end_pfn << PAGE_SHIFT; + } +#endif + + /* tail is not big page (2M) alignment */ + start_pfn = pos>>PAGE_SHIFT; + end_pfn = end>>PAGE_SHIFT; + nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); + + /* try to merge same page size and continuous */ + for (i = 0; nr_range > 1 && i < nr_range - 1; i++) { + unsigned long old_start; + if (mr[i].end != mr[i+1].start || + mr[i].page_size_mask != mr[i+1].page_size_mask) + continue; + /* move it */ + old_start = mr[i].start; + memmove(&mr[i], &mr[i+1], + (nr_range - 1 - i) * sizeof(struct map_range)); + mr[i--].start = old_start; + nr_range--; + } + + for (i = 0; i < nr_range; i++) + printk(KERN_DEBUG " %010lx - %010lx page %s\n", + mr[i].start, mr[i].end, + (mr[i].page_size_mask & (1<<PG_LEVEL_1G))?"1G":( + (mr[i].page_size_mask & (1<<PG_LEVEL_2M))?"2M":"4k")); + + /* + * Find space for the kernel direct mapping tables. + * + * Later we should allocate these tables in the local node of the + * memory mapped. Unfortunately this is done currently before the + * nodes are discovered. + */ + if (!after_bootmem) + find_early_table_space(end, use_pse, use_gbpages); + +#ifdef CONFIG_X86_32 + for (i = 0; i < nr_range; i++) + kernel_physical_mapping_init(mr[i].start, mr[i].end, + mr[i].page_size_mask); + ret = end; +#else /* CONFIG_X86_64 */ + for (i = 0; i < nr_range; i++) + ret = kernel_physical_mapping_init(mr[i].start, mr[i].end, + mr[i].page_size_mask); +#endif + +#ifdef CONFIG_X86_32 + early_ioremap_page_table_range_init(); + + load_cr3(swapper_pg_dir); +#endif + +#ifdef CONFIG_X86_64 + if (!after_bootmem) + mmu_cr4_features = read_cr4(); +#endif + __flush_tlb_all(); + + if (!after_bootmem && e820_table_end > e820_table_start) + reserve_early(e820_table_start << PAGE_SHIFT, + e820_table_end << PAGE_SHIFT, "PGTABLE"); + + if (!after_bootmem) + early_memtest(start, end); + + return ret >> PAGE_SHIFT; +} + + +/* + * devmem_is_allowed() checks to see if /dev/mem access to a certain address + * is valid. The argument is a physical page number. + * + * + * On x86, access has to be given to the first megabyte of ram because that area + * contains bios code and data regions used by X and dosemu and similar apps. + * Access has to be given to non-kernel-ram areas as well, these contain the PCI + * mmio resources as well as potential bios/acpi data regions. + */ +int devmem_is_allowed(unsigned long pagenr) +{ + if (pagenr <= 256) + return 1; + if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) + return 0; + if (!page_is_ram(pagenr)) + return 1; + return 0; +} void free_init_pages(char *what, unsigned long begin, unsigned long end) { @@ -47,3 +384,10 @@ void free_initmem(void) (unsigned long)(&__init_begin), (unsigned long)(&__init_end)); } + +#ifdef CONFIG_BLK_DEV_INITRD +void free_initrd_mem(unsigned long start, unsigned long end) +{ + free_init_pages("initrd memory", start, end); +} +#endif diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index 0b087dcd2c18..db81e9a8556b 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -49,6 +49,7 @@ #include <asm/paravirt.h> #include <asm/setup.h> #include <asm/cacheflush.h> +#include <asm/init.h> unsigned long max_low_pfn_mapped; unsigned long max_pfn_mapped; @@ -58,19 +59,14 @@ unsigned long highstart_pfn, highend_pfn; static noinline int do_test_wp_bit(void); - -static unsigned long __initdata table_start; -static unsigned long __meminitdata table_end; -static unsigned long __meminitdata table_top; - -static int __initdata after_init_bootmem; +bool __read_mostly __vmalloc_start_set = false; static __init void *alloc_low_page(void) { - unsigned long pfn = table_end++; + unsigned long pfn = e820_table_end++; void *adr; - if (pfn >= table_top) + if (pfn >= e820_table_top) panic("alloc_low_page: ran out of memory"); adr = __va(pfn * PAGE_SIZE); @@ -90,7 +86,7 @@ static pmd_t * __init one_md_table_init(pgd_t *pgd) #ifdef CONFIG_X86_PAE if (!(pgd_val(*pgd) & _PAGE_PRESENT)) { - if (after_init_bootmem) + if (after_bootmem) pmd_table = (pmd_t *)alloc_bootmem_low_pages(PAGE_SIZE); else pmd_table = (pmd_t *)alloc_low_page(); @@ -117,7 +113,7 @@ static pte_t * __init one_page_table_init(pmd_t *pmd) if (!(pmd_val(*pmd) & _PAGE_PRESENT)) { pte_t *page_table = NULL; - if (after_init_bootmem) { + if (after_bootmem) { #ifdef CONFIG_DEBUG_PAGEALLOC page_table = (pte_t *) alloc_bootmem_pages(PAGE_SIZE); #endif @@ -135,6 +131,23 @@ static pte_t * __init one_page_table_init(pmd_t *pmd) return pte_offset_kernel(pmd, 0); } +pmd_t * __init populate_extra_pmd(unsigned long vaddr) +{ + int pgd_idx = pgd_index(vaddr); + int pmd_idx = pmd_index(vaddr); + + return one_md_table_init(swapper_pg_dir + pgd_idx) + pmd_idx; +} + +pte_t * __init populate_extra_pte(unsigned long vaddr) +{ + int pte_idx = pte_index(vaddr); + pmd_t *pmd; + + pmd = populate_extra_pmd(vaddr); + return one_page_table_init(pmd) + pte_idx; +} + static pte_t *__init page_table_kmap_check(pte_t *pte, pmd_t *pmd, unsigned long vaddr, pte_t *lastpte) { @@ -151,12 +164,12 @@ static pte_t *__init page_table_kmap_check(pte_t *pte, pmd_t *pmd, if (pmd_idx_kmap_begin != pmd_idx_kmap_end && (vaddr >> PMD_SHIFT) >= pmd_idx_kmap_begin && (vaddr >> PMD_SHIFT) <= pmd_idx_kmap_end - && ((__pa(pte) >> PAGE_SHIFT) < table_start - || (__pa(pte) >> PAGE_SHIFT) >= table_end)) { + && ((__pa(pte) >> PAGE_SHIFT) < e820_table_start + || (__pa(pte) >> PAGE_SHIFT) >= e820_table_end)) { pte_t *newpte; int i; - BUG_ON(after_init_bootmem); + BUG_ON(after_bootmem); newpte = alloc_low_page(); for (i = 0; i < PTRS_PER_PTE; i++) set_pte(newpte + i, pte[i]); @@ -225,11 +238,14 @@ static inline int is_kernel_text(unsigned long addr) * of max_low_pfn pages, by creating page tables starting from address * PAGE_OFFSET: */ -static void __init kernel_physical_mapping_init(pgd_t *pgd_base, - unsigned long start_pfn, - unsigned long end_pfn, - int use_pse) +unsigned long __init +kernel_physical_mapping_init(unsigned long start, + unsigned long end, + unsigned long page_size_mask) { + int use_pse = page_size_mask == (1<<PG_LEVEL_2M); + unsigned long start_pfn, end_pfn; + pgd_t *pgd_base = swapper_pg_dir; int pgd_idx, pmd_idx, pte_ofs; unsigned long pfn; pgd_t *pgd; @@ -238,6 +254,9 @@ static void __init kernel_physical_mapping_init(pgd_t *pgd_base, unsigned pages_2m, pages_4k; int mapping_iter; + start_pfn = start >> PAGE_SHIFT; + end_pfn = end >> PAGE_SHIFT; + /* * First iteration will setup identity mapping using large/small pages * based on use_pse, with other attributes same as set by @@ -352,26 +371,6 @@ repeat: mapping_iter = 2; goto repeat; } -} - -/* - * devmem_is_allowed() checks to see if /dev/mem access to a certain address - * is valid. The argument is a physical page number. - * - * - * On x86, access has to be given to the first megabyte of ram because that area - * contains bios code and data regions used by X and dosemu and similar apps. - * Access has to be given to non-kernel-ram areas as well, these contain the PCI - * mmio resources as well as potential bios/acpi data regions. - */ -int devmem_is_allowed(unsigned long pagenr) -{ - if (pagenr <= 256) - return 1; - if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) - return 0; - if (!page_is_ram(pagenr)) - return 1; return 0; } @@ -528,8 +527,9 @@ void __init native_pagetable_setup_done(pgd_t *base) * be partially populated, and so it avoids stomping on any existing * mappings. */ -static void __init early_ioremap_page_table_range_init(pgd_t *pgd_base) +void __init early_ioremap_page_table_range_init(void) { + pgd_t *pgd_base = swapper_pg_dir; unsigned long vaddr, end; /* @@ -624,7 +624,7 @@ static int __init noexec_setup(char *str) } early_param("noexec", noexec_setup); -static void __init set_nx(void) +void __init set_nx(void) { unsigned int v[4], l, h; @@ -776,6 +776,8 @@ void __init initmem_init(unsigned long start_pfn, #ifdef CONFIG_FLATMEM max_mapnr = num_physpages; #endif + __vmalloc_start_set = true; + printk(KERN_NOTICE "%ldMB LOWMEM available.\n", pages_to_mb(max_low_pfn)); @@ -797,176 +799,66 @@ static void __init zone_sizes_init(void) free_area_init_nodes(max_zone_pfns); } +static unsigned long __init setup_node_bootmem(int nodeid, + unsigned long start_pfn, + unsigned long end_pfn, + unsigned long bootmap) +{ + unsigned long bootmap_size; + + /* don't touch min_low_pfn */ + bootmap_size = init_bootmem_node(NODE_DATA(nodeid), + bootmap >> PAGE_SHIFT, + start_pfn, end_pfn); + printk(KERN_INFO " node %d low ram: %08lx - %08lx\n", + nodeid, start_pfn<<PAGE_SHIFT, end_pfn<<PAGE_SHIFT); + printk(KERN_INFO " node %d bootmap %08lx - %08lx\n", + nodeid, bootmap, bootmap + bootmap_size); + free_bootmem_with_active_regions(nodeid, end_pfn); + early_res_to_bootmem(start_pfn<<PAGE_SHIFT, end_pfn<<PAGE_SHIFT); + + return bootmap + bootmap_size; +} + void __init setup_bootmem_allocator(void) { - int i; + int nodeid; unsigned long bootmap_size, bootmap; /* * Initialize the boot-time allocator (with low memory only): */ bootmap_size = bootmem_bootmap_pages(max_low_pfn)<<PAGE_SHIFT; - bootmap = find_e820_area(min_low_pfn<<PAGE_SHIFT, - max_pfn_mapped<<PAGE_SHIFT, bootmap_size, + bootmap = find_e820_area(0, max_pfn_mapped<<PAGE_SHIFT, bootmap_size, PAGE_SIZE); if (bootmap == -1L) panic("Cannot find bootmem map of size %ld\n", bootmap_size); reserve_early(bootmap, bootmap + bootmap_size, "BOOTMAP"); - /* don't touch min_low_pfn */ - bootmap_size = init_bootmem_node(NODE_DATA(0), bootmap >> PAGE_SHIFT, - min_low_pfn, max_low_pfn); printk(KERN_INFO " mapped low ram: 0 - %08lx\n", max_pfn_mapped<<PAGE_SHIFT); - printk(KERN_INFO " low ram: %08lx - %08lx\n", - min_low_pfn<<PAGE_SHIFT, max_low_pfn<<PAGE_SHIFT); - printk(KERN_INFO " bootmap %08lx - %08lx\n", - bootmap, bootmap + bootmap_size); - for_each_online_node(i) - free_bootmem_with_active_regions(i, max_low_pfn); - early_res_to_bootmem(0, max_low_pfn<<PAGE_SHIFT); - - after_init_bootmem = 1; -} - -static void __init find_early_table_space(unsigned long end, int use_pse) -{ - unsigned long puds, pmds, ptes, tables, start; - - puds = (end + PUD_SIZE - 1) >> PUD_SHIFT; - tables = roundup(puds * sizeof(pud_t), PAGE_SIZE); - - pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT; - tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE); - - if (use_pse) { - unsigned long extra; + printk(KERN_INFO " low ram: 0 - %08lx\n", max_low_pfn<<PAGE_SHIFT); - extra = end - ((end>>PMD_SHIFT) << PMD_SHIFT); - extra += PMD_SIZE; - ptes = (extra + PAGE_SIZE - 1) >> PAGE_SHIFT; - } else - ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT; + for_each_online_node(nodeid) { + unsigned long start_pfn, end_pfn; - tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE); - - /* for fixmap */ - tables += roundup(__end_of_fixed_addresses * sizeof(pte_t), PAGE_SIZE); - - /* - * RED-PEN putting page tables only on node 0 could - * cause a hotspot and fill up ZONE_DMA. The page tables - * need roughly 0.5KB per GB. - */ - start = 0x7000; - table_start = find_e820_area(start, max_pfn_mapped<<PAGE_SHIFT, - tables, PAGE_SIZE); - if (table_start == -1UL) - panic("Cannot find space for the kernel page tables"); - - table_start >>= PAGE_SHIFT; - table_end = table_start; - table_top = table_start + (tables>>PAGE_SHIFT); - - printk(KERN_DEBUG "kernel direct mapping tables up to %lx @ %lx-%lx\n", - end, table_start << PAGE_SHIFT, - (table_start << PAGE_SHIFT) + tables); -} - -unsigned long __init_refok init_memory_mapping(unsigned long start, - unsigned long end) -{ - pgd_t *pgd_base = swapper_pg_dir; - unsigned long start_pfn, end_pfn; - unsigned long big_page_start; -#ifdef CONFIG_DEBUG_PAGEALLOC - /* - * For CONFIG_DEBUG_PAGEALLOC, identity mapping will use small pages. - * This will simplify cpa(), which otherwise needs to support splitting - * large pages into small in interrupt context, etc. - */ - int use_pse = 0; +#ifdef CONFIG_NEED_MULTIPLE_NODES + start_pfn = node_start_pfn[nodeid]; + end_pfn = node_end_pfn[nodeid]; + if (start_pfn > max_low_pfn) + continue; + if (end_pfn > max_low_pfn) + end_pfn = max_low_pfn; #else - int use_pse = cpu_has_pse; -#endif - - /* - * Find space for the kernel direct mapping tables. - */ - if (!after_init_bootmem) - find_early_table_space(end, use_pse); - -#ifdef CONFIG_X86_PAE - set_nx(); - if (nx_enabled) - printk(KERN_INFO "NX (Execute Disable) protection: active\n"); + start_pfn = 0; + end_pfn = max_low_pfn; #endif - - /* Enable PSE if available */ - if (cpu_has_pse) - set_in_cr4(X86_CR4_PSE); - - /* Enable PGE if available */ - if (cpu_has_pge) { - set_in_cr4(X86_CR4_PGE); - __supported_pte_mask |= _PAGE_GLOBAL; - } - - /* - * Don't use a large page for the first 2/4MB of memory - * because there are often fixed size MTRRs in there - * and overlapping MTRRs into large pages can cause - * slowdowns. - */ - big_page_start = PMD_SIZE; - - if (start < big_page_start) { - start_pfn = start >> PAGE_SHIFT; - end_pfn = min(big_page_start>>PAGE_SHIFT, end>>PAGE_SHIFT); - } else { - /* head is not big page alignment ? */ - start_pfn = start >> PAGE_SHIFT; - end_pfn = ((start + (PMD_SIZE - 1))>>PMD_SHIFT) - << (PMD_SHIFT - PAGE_SHIFT); - } - if (start_pfn < end_pfn) - kernel_physical_mapping_init(pgd_base, start_pfn, end_pfn, 0); - - /* big page range */ - start_pfn = ((start + (PMD_SIZE - 1))>>PMD_SHIFT) - << (PMD_SHIFT - PAGE_SHIFT); - if (start_pfn < (big_page_start >> PAGE_SHIFT)) - start_pfn = big_page_start >> PAGE_SHIFT; - end_pfn = (end>>PMD_SHIFT) << (PMD_SHIFT - PAGE_SHIFT); - if (start_pfn < end_pfn) - kernel_physical_mapping_init(pgd_base, start_pfn, end_pfn, - use_pse); - - /* tail is not big page alignment ? */ - start_pfn = end_pfn; - if (start_pfn > (big_page_start>>PAGE_SHIFT)) { - end_pfn = end >> PAGE_SHIFT; - if (start_pfn < end_pfn) - kernel_physical_mapping_init(pgd_base, start_pfn, - end_pfn, 0); + bootmap = setup_node_bootmem(nodeid, start_pfn, end_pfn, + bootmap); } - early_ioremap_page_table_range_init(pgd_base); - - load_cr3(swapper_pg_dir); - - __flush_tlb_all(); - - if (!after_init_bootmem) - reserve_early(table_start << PAGE_SHIFT, - table_end << PAGE_SHIFT, "PGTABLE"); - - if (!after_init_bootmem) - early_memtest(start, end); - - return end >> PAGE_SHIFT; + after_bootmem = 1; } - /* * paging_init() sets up the page tables - note that the first 8MB are * already mapped by head.S. @@ -1200,13 +1092,6 @@ void mark_rodata_ro(void) } #endif -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - free_init_pages("initrd memory", start, end); -} -#endif - int __init reserve_bootmem_generic(unsigned long phys, unsigned long len, int flags) { diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 724e537432e7..54efa57d1c03 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -48,6 +48,7 @@ #include <asm/kdebug.h> #include <asm/numa.h> #include <asm/cacheflush.h> +#include <asm/init.h> /* * end_pfn only includes RAM, while max_pfn_mapped includes all e820 entries. @@ -61,12 +62,6 @@ static unsigned long dma_reserve __initdata; DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); -int direct_gbpages -#ifdef CONFIG_DIRECT_GBPAGES - = 1 -#endif -; - static int __init parse_direct_gbpages_off(char *arg) { direct_gbpages = 0; @@ -87,12 +82,10 @@ early_param("gbpages", parse_direct_gbpages_on); * around without checking the pgd every time. */ -int after_bootmem; - pteval_t __supported_pte_mask __read_mostly = ~_PAGE_IOMAP; EXPORT_SYMBOL_GPL(__supported_pte_mask); -static int do_not_nx __cpuinitdata; +static int disable_nx __cpuinitdata; /* * noexec=on|off @@ -107,9 +100,9 @@ static int __init nonx_setup(char *str) return -EINVAL; if (!strncmp(str, "on", 2)) { __supported_pte_mask |= _PAGE_NX; - do_not_nx = 0; + disable_nx = 0; } else if (!strncmp(str, "off", 3)) { - do_not_nx = 1; + disable_nx = 1; __supported_pte_mask &= ~_PAGE_NX; } return 0; @@ -121,7 +114,7 @@ void __cpuinit check_efer(void) unsigned long efer; rdmsrl(MSR_EFER, efer); - if (!(efer & EFER_NX) || do_not_nx) + if (!(efer & EFER_NX) || disable_nx) __supported_pte_mask &= ~_PAGE_NX; } @@ -168,34 +161,51 @@ static __ref void *spp_getpage(void) return ptr; } -void -set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte) +static pud_t *fill_pud(pgd_t *pgd, unsigned long vaddr) { - pud_t *pud; - pmd_t *pmd; - pte_t *pte; + if (pgd_none(*pgd)) { + pud_t *pud = (pud_t *)spp_getpage(); + pgd_populate(&init_mm, pgd, pud); + if (pud != pud_offset(pgd, 0)) + printk(KERN_ERR "PAGETABLE BUG #00! %p <-> %p\n", + pud, pud_offset(pgd, 0)); + } + return pud_offset(pgd, vaddr); +} - pud = pud_page + pud_index(vaddr); +static pmd_t *fill_pmd(pud_t *pud, unsigned long vaddr) +{ if (pud_none(*pud)) { - pmd = (pmd_t *) spp_getpage(); + pmd_t *pmd = (pmd_t *) spp_getpage(); pud_populate(&init_mm, pud, pmd); - if (pmd != pmd_offset(pud, 0)) { + if (pmd != pmd_offset(pud, 0)) printk(KERN_ERR "PAGETABLE BUG #01! %p <-> %p\n", - pmd, pmd_offset(pud, 0)); - return; - } + pmd, pmd_offset(pud, 0)); } - pmd = pmd_offset(pud, vaddr); + return pmd_offset(pud, vaddr); +} + +static pte_t *fill_pte(pmd_t *pmd, unsigned long vaddr) +{ if (pmd_none(*pmd)) { - pte = (pte_t *) spp_getpage(); + pte_t *pte = (pte_t *) spp_getpage(); pmd_populate_kernel(&init_mm, pmd, pte); - if (pte != pte_offset_kernel(pmd, 0)) { + if (pte != pte_offset_kernel(pmd, 0)) printk(KERN_ERR "PAGETABLE BUG #02!\n"); - return; - } } + return pte_offset_kernel(pmd, vaddr); +} + +void set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte) +{ + pud_t *pud; + pmd_t *pmd; + pte_t *pte; + + pud = pud_page + pud_index(vaddr); + pmd = fill_pmd(pud, vaddr); + pte = fill_pte(pmd, vaddr); - pte = pte_offset_kernel(pmd, vaddr); set_pte(pte, new_pte); /* @@ -205,8 +215,7 @@ set_pte_vaddr_pud(pud_t *pud_page, unsigned long vaddr, pte_t new_pte) __flush_tlb_one(vaddr); } -void -set_pte_vaddr(unsigned long vaddr, pte_t pteval) +void set_pte_vaddr(unsigned long vaddr, pte_t pteval) { pgd_t *pgd; pud_t *pud_page; @@ -223,6 +232,24 @@ set_pte_vaddr(unsigned long vaddr, pte_t pteval) set_pte_vaddr_pud(pud_page, vaddr, pteval); } +pmd_t * __init populate_extra_pmd(unsigned long vaddr) +{ + pgd_t *pgd; + pud_t *pud; + + pgd = pgd_offset_k(vaddr); + pud = fill_pud(pgd, vaddr); + return fill_pmd(pud, vaddr); +} + +pte_t * __init populate_extra_pte(unsigned long vaddr) +{ + pmd_t *pmd; + + pmd = populate_extra_pmd(vaddr); + return fill_pte(pmd, vaddr); +} + /* * Create large page table mappings for a range of physical addresses. */ @@ -291,13 +318,9 @@ void __init cleanup_highmap(void) } } -static unsigned long __initdata table_start; -static unsigned long __meminitdata table_end; -static unsigned long __meminitdata table_top; - static __ref void *alloc_low_page(unsigned long *phys) { - unsigned long pfn = table_end++; + unsigned long pfn = e820_table_end++; void *adr; if (after_bootmem) { @@ -307,7 +330,7 @@ static __ref void *alloc_low_page(unsigned long *phys) return adr; } - if (pfn >= table_top) + if (pfn >= e820_table_top) panic("alloc_low_page: ran out of memory"); adr = early_memremap(pfn * PAGE_SIZE, PAGE_SIZE); @@ -547,58 +570,10 @@ phys_pud_update(pgd_t *pgd, unsigned long addr, unsigned long end, return phys_pud_init(pud, addr, end, page_size_mask); } -static void __init find_early_table_space(unsigned long end, int use_pse, - int use_gbpages) -{ - unsigned long puds, pmds, ptes, tables, start; - - puds = (end + PUD_SIZE - 1) >> PUD_SHIFT; - tables = roundup(puds * sizeof(pud_t), PAGE_SIZE); - if (use_gbpages) { - unsigned long extra; - extra = end - ((end>>PUD_SHIFT) << PUD_SHIFT); - pmds = (extra + PMD_SIZE - 1) >> PMD_SHIFT; - } else - pmds = (end + PMD_SIZE - 1) >> PMD_SHIFT; - tables += roundup(pmds * sizeof(pmd_t), PAGE_SIZE); - - if (use_pse) { - unsigned long extra; - extra = end - ((end>>PMD_SHIFT) << PMD_SHIFT); - ptes = (extra + PAGE_SIZE - 1) >> PAGE_SHIFT; - } else - ptes = (end + PAGE_SIZE - 1) >> PAGE_SHIFT; - tables += roundup(ptes * sizeof(pte_t), PAGE_SIZE); - - /* - * RED-PEN putting page tables only on node 0 could - * cause a hotspot and fill up ZONE_DMA. The page tables - * need roughly 0.5KB per GB. - */ - start = 0x8000; - table_start = find_e820_area(start, end, tables, PAGE_SIZE); - if (table_start == -1UL) - panic("Cannot find space for the kernel page tables"); - - table_start >>= PAGE_SHIFT; - table_end = table_start; - table_top = table_start + (tables >> PAGE_SHIFT); - - printk(KERN_DEBUG "kernel direct mapping tables up to %lx @ %lx-%lx\n", - end, table_start << PAGE_SHIFT, table_top << PAGE_SHIFT); -} - -static void __init init_gbpages(void) -{ - if (direct_gbpages && cpu_has_gbpages) - printk(KERN_INFO "Using GB pages for direct mapping\n"); - else - direct_gbpages = 0; -} - -static unsigned long __meminit kernel_physical_mapping_init(unsigned long start, - unsigned long end, - unsigned long page_size_mask) +unsigned long __init +kernel_physical_mapping_init(unsigned long start, + unsigned long end, + unsigned long page_size_mask) { unsigned long next, last_map_addr = end; @@ -635,176 +610,6 @@ static unsigned long __meminit kernel_physical_mapping_init(unsigned long start, return last_map_addr; } -struct map_range { - unsigned long start; - unsigned long end; - unsigned page_size_mask; -}; - -#define NR_RANGE_MR 5 - -static int save_mr(struct map_range *mr, int nr_range, - unsigned long start_pfn, unsigned long end_pfn, - unsigned long page_size_mask) -{ - - if (start_pfn < end_pfn) { - if (nr_range >= NR_RANGE_MR) - panic("run out of range for init_memory_mapping\n"); - mr[nr_range].start = start_pfn<<PAGE_SHIFT; - mr[nr_range].end = end_pfn<<PAGE_SHIFT; - mr[nr_range].page_size_mask = page_size_mask; - nr_range++; - } - - return nr_range; -} - -/* - * Setup the direct mapping of the physical memory at PAGE_OFFSET. - * This runs before bootmem is initialized and gets pages directly from - * the physical memory. To access them they are temporarily mapped. - */ -unsigned long __init_refok init_memory_mapping(unsigned long start, - unsigned long end) -{ - unsigned long last_map_addr = 0; - unsigned long page_size_mask = 0; - unsigned long start_pfn, end_pfn; - unsigned long pos; - - struct map_range mr[NR_RANGE_MR]; - int nr_range, i; - int use_pse, use_gbpages; - - printk(KERN_INFO "init_memory_mapping: %016lx-%016lx\n", start, end); - - /* - * Find space for the kernel direct mapping tables. - * - * Later we should allocate these tables in the local node of the - * memory mapped. Unfortunately this is done currently before the - * nodes are discovered. - */ - if (!after_bootmem) - init_gbpages(); - -#ifdef CONFIG_DEBUG_PAGEALLOC - /* - * For CONFIG_DEBUG_PAGEALLOC, identity mapping will use small pages. - * This will simplify cpa(), which otherwise needs to support splitting - * large pages into small in interrupt context, etc. - */ - use_pse = use_gbpages = 0; -#else - use_pse = cpu_has_pse; - use_gbpages = direct_gbpages; -#endif - - if (use_gbpages) - page_size_mask |= 1 << PG_LEVEL_1G; - if (use_pse) - page_size_mask |= 1 << PG_LEVEL_2M; - - memset(mr, 0, sizeof(mr)); - nr_range = 0; - - /* head if not big page alignment ?*/ - start_pfn = start >> PAGE_SHIFT; - pos = start_pfn << PAGE_SHIFT; - end_pfn = ((pos + (PMD_SIZE - 1)) >> PMD_SHIFT) - << (PMD_SHIFT - PAGE_SHIFT); - if (end_pfn > (end >> PAGE_SHIFT)) - end_pfn = end >> PAGE_SHIFT; - if (start_pfn < end_pfn) { - nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); - pos = end_pfn << PAGE_SHIFT; - } - - /* big page (2M) range*/ - start_pfn = ((pos + (PMD_SIZE - 1))>>PMD_SHIFT) - << (PMD_SHIFT - PAGE_SHIFT); - end_pfn = ((pos + (PUD_SIZE - 1))>>PUD_SHIFT) - << (PUD_SHIFT - PAGE_SHIFT); - if (end_pfn > ((end>>PMD_SHIFT)<<(PMD_SHIFT - PAGE_SHIFT))) - end_pfn = ((end>>PMD_SHIFT)<<(PMD_SHIFT - PAGE_SHIFT)); - if (start_pfn < end_pfn) { - nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, - page_size_mask & (1<<PG_LEVEL_2M)); - pos = end_pfn << PAGE_SHIFT; - } - - /* big page (1G) range */ - start_pfn = ((pos + (PUD_SIZE - 1))>>PUD_SHIFT) - << (PUD_SHIFT - PAGE_SHIFT); - end_pfn = (end >> PUD_SHIFT) << (PUD_SHIFT - PAGE_SHIFT); - if (start_pfn < end_pfn) { - nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, - page_size_mask & - ((1<<PG_LEVEL_2M)|(1<<PG_LEVEL_1G))); - pos = end_pfn << PAGE_SHIFT; - } - - /* tail is not big page (1G) alignment */ - start_pfn = ((pos + (PMD_SIZE - 1))>>PMD_SHIFT) - << (PMD_SHIFT - PAGE_SHIFT); - end_pfn = (end >> PMD_SHIFT) << (PMD_SHIFT - PAGE_SHIFT); - if (start_pfn < end_pfn) { - nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, - page_size_mask & (1<<PG_LEVEL_2M)); - pos = end_pfn << PAGE_SHIFT; - } - - /* tail is not big page (2M) alignment */ - start_pfn = pos>>PAGE_SHIFT; - end_pfn = end>>PAGE_SHIFT; - nr_range = save_mr(mr, nr_range, start_pfn, end_pfn, 0); - - /* try to merge same page size and continuous */ - for (i = 0; nr_range > 1 && i < nr_range - 1; i++) { - unsigned long old_start; - if (mr[i].end != mr[i+1].start || - mr[i].page_size_mask != mr[i+1].page_size_mask) - continue; - /* move it */ - old_start = mr[i].start; - memmove(&mr[i], &mr[i+1], - (nr_range - 1 - i) * sizeof (struct map_range)); - mr[i--].start = old_start; - nr_range--; - } - - for (i = 0; i < nr_range; i++) - printk(KERN_DEBUG " %010lx - %010lx page %s\n", - mr[i].start, mr[i].end, - (mr[i].page_size_mask & (1<<PG_LEVEL_1G))?"1G":( - (mr[i].page_size_mask & (1<<PG_LEVEL_2M))?"2M":"4k")); - - if (!after_bootmem) - find_early_table_space(end, use_pse, use_gbpages); - - for (i = 0; i < nr_range; i++) - last_map_addr = kernel_physical_mapping_init( - mr[i].start, mr[i].end, - mr[i].page_size_mask); - - if (!after_bootmem) - mmu_cr4_features = read_cr4(); - __flush_tlb_all(); - - if (!after_bootmem && table_end > table_start) - reserve_early(table_start << PAGE_SHIFT, - table_end << PAGE_SHIFT, "PGTABLE"); - - printk(KERN_INFO "last_map_addr: %lx end: %lx\n", - last_map_addr, end); - - if (!after_bootmem) - early_memtest(start, end); - - return last_map_addr >> PAGE_SHIFT; -} - #ifndef CONFIG_NUMA void __init initmem_init(unsigned long start_pfn, unsigned long end_pfn) { @@ -876,28 +681,6 @@ EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid); #endif /* CONFIG_MEMORY_HOTPLUG */ -/* - * devmem_is_allowed() checks to see if /dev/mem access to a certain address - * is valid. The argument is a physical page number. - * - * - * On x86, access has to be given to the first megabyte of ram because that area - * contains bios code and data regions used by X and dosemu and similar apps. - * Access has to be given to non-kernel-ram areas as well, these contain the PCI - * mmio resources as well as potential bios/acpi data regions. - */ -int devmem_is_allowed(unsigned long pagenr) -{ - if (pagenr <= 256) - return 1; - if (iomem_is_exclusive(pagenr << PAGE_SHIFT)) - return 0; - if (!page_is_ram(pagenr)) - return 1; - return 0; -} - - static struct kcore_list kcore_mem, kcore_vmalloc, kcore_kernel, kcore_modules, kcore_vsyscall; @@ -985,13 +768,6 @@ void mark_rodata_ro(void) #endif -#ifdef CONFIG_BLK_DEV_INITRD -void free_initrd_mem(unsigned long start, unsigned long end) -{ - free_init_pages("initrd memory", start, end); -} -#endif - int __init reserve_bootmem_generic(unsigned long phys, unsigned long len, int flags) { diff --git a/arch/x86/mm/iomap_32.c b/arch/x86/mm/iomap_32.c index 04102d42ff42..699c9b2895ae 100644 --- a/arch/x86/mm/iomap_32.c +++ b/arch/x86/mm/iomap_32.c @@ -31,16 +31,27 @@ int is_io_mapping_possible(resource_size_t base, unsigned long size) } EXPORT_SYMBOL_GPL(is_io_mapping_possible); -/* Map 'pfn' using fixed map 'type' and protections 'prot' - */ -void * -iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot) +void *kmap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot) { enum fixed_addresses idx; unsigned long vaddr; pagefault_disable(); + idx = type + KM_TYPE_NR * smp_processor_id(); + vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); + set_pte(kmap_pte - idx, pfn_pte(pfn, prot)); + arch_flush_lazy_mmu_mode(); + + return (void *)vaddr; +} + +/* + * Map 'pfn' using fixed map 'type' and protections 'prot' + */ +void * +iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot) +{ /* * For non-PAT systems, promote PAGE_KERNEL_WC to PAGE_KERNEL_UC_MINUS. * PAGE_KERNEL_WC maps to PWT, which translates to uncached if the @@ -50,12 +61,7 @@ iomap_atomic_prot_pfn(unsigned long pfn, enum km_type type, pgprot_t prot) if (!pat_enabled && pgprot_val(prot) == pgprot_val(PAGE_KERNEL_WC)) prot = PAGE_KERNEL_UC_MINUS; - idx = type + KM_TYPE_NR*smp_processor_id(); - vaddr = __fix_to_virt(FIX_KMAP_BEGIN + idx); - set_pte(kmap_pte-idx, pfn_pte(pfn, prot)); - arch_flush_lazy_mmu_mode(); - - return (void*) vaddr; + return kmap_atomic_prot_pfn(pfn, type, prot); } EXPORT_SYMBOL_GPL(iomap_atomic_prot_pfn); diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 433f7bd4648a..55e127f71ed9 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -22,13 +22,17 @@ #include <asm/pgalloc.h> #include <asm/pat.h> -#ifdef CONFIG_X86_64 - -static inline int phys_addr_valid(unsigned long addr) +static inline int phys_addr_valid(resource_size_t addr) { - return addr < (1UL << boot_cpu_data.x86_phys_bits); +#ifdef CONFIG_PHYS_ADDR_T_64BIT + return !(addr >> boot_cpu_data.x86_phys_bits); +#else + return 1; +#endif } +#ifdef CONFIG_X86_64 + unsigned long __phys_addr(unsigned long x) { if (x >= __START_KERNEL_map) { @@ -38,8 +42,7 @@ unsigned long __phys_addr(unsigned long x) } else { VIRTUAL_BUG_ON(x < PAGE_OFFSET); x -= PAGE_OFFSET; - VIRTUAL_BUG_ON(system_state == SYSTEM_BOOTING ? x > MAXMEM : - !phys_addr_valid(x)); + VIRTUAL_BUG_ON(!phys_addr_valid(x)); } return x; } @@ -56,10 +59,8 @@ bool __virt_addr_valid(unsigned long x) if (x < PAGE_OFFSET) return false; x -= PAGE_OFFSET; - if (system_state == SYSTEM_BOOTING ? - x > MAXMEM : !phys_addr_valid(x)) { + if (!phys_addr_valid(x)) return false; - } } return pfn_valid(x >> PAGE_SHIFT); @@ -68,18 +69,12 @@ EXPORT_SYMBOL(__virt_addr_valid); #else -static inline int phys_addr_valid(unsigned long addr) -{ - return 1; -} - #ifdef CONFIG_DEBUG_VIRTUAL unsigned long __phys_addr(unsigned long x) { - /* VMALLOC_* aren't constants; not available at the boot time */ + /* VMALLOC_* aren't constants */ VIRTUAL_BUG_ON(x < PAGE_OFFSET); - VIRTUAL_BUG_ON(system_state != SYSTEM_BOOTING && - is_vmalloc_addr((void *) x)); + VIRTUAL_BUG_ON(__vmalloc_start_set && is_vmalloc_addr((void *) x)); return x - PAGE_OFFSET; } EXPORT_SYMBOL(__phys_addr); @@ -89,7 +84,9 @@ bool __virt_addr_valid(unsigned long x) { if (x < PAGE_OFFSET) return false; - if (system_state != SYSTEM_BOOTING && is_vmalloc_addr((void *) x)) + if (__vmalloc_start_set && is_vmalloc_addr((void *) x)) + return false; + if (x >= FIXADDR_START) return false; return pfn_valid((x - PAGE_OFFSET) >> PAGE_SHIFT); } @@ -490,7 +487,12 @@ static int __init early_ioremap_debug_setup(char *str) early_param("early_ioremap_debug", early_ioremap_debug_setup); static __initdata int after_paging_init; -static pte_t bm_pte[PAGE_SIZE/sizeof(pte_t)] __page_aligned_bss; +#define __FIXADDR_TOP (-PAGE_SIZE) +static pte_t bm_pte[(__fix_to_virt(FIX_DBGP_BASE) + ^ __fix_to_virt(FIX_BTMAP_BEGIN)) >> PMD_SHIFT + ? PAGE_SIZE / sizeof(pte_t) : 0] __page_aligned_bss; +#undef __FIXADDR_TOP +static __initdata pte_t *bm_ptep; static inline pmd_t * __init early_ioremap_pmd(unsigned long addr) { @@ -505,19 +507,33 @@ static inline pmd_t * __init early_ioremap_pmd(unsigned long addr) static inline pte_t * __init early_ioremap_pte(unsigned long addr) { + if (!sizeof(bm_pte)) + return &bm_ptep[pte_index(addr)]; return &bm_pte[pte_index(addr)]; } +static unsigned long slot_virt[FIX_BTMAPS_SLOTS] __initdata; + void __init early_ioremap_init(void) { pmd_t *pmd; + int i; if (early_ioremap_debug) printk(KERN_INFO "early_ioremap_init()\n"); + for (i = 0; i < FIX_BTMAPS_SLOTS; i++) + slot_virt[i] = fix_to_virt(FIX_BTMAP_BEGIN - NR_FIX_BTMAPS*i); + pmd = early_ioremap_pmd(fix_to_virt(FIX_BTMAP_BEGIN)); - memset(bm_pte, 0, sizeof(bm_pte)); - pmd_populate_kernel(&init_mm, pmd, bm_pte); + if (sizeof(bm_pte)) { + memset(bm_pte, 0, sizeof(bm_pte)); + pmd_populate_kernel(&init_mm, pmd, bm_pte); + } else { + bm_ptep = pte_offset_kernel(pmd, 0); + if (early_ioremap_debug) + printk(KERN_INFO "bm_ptep=%p\n", bm_ptep); + } /* * The boot-ioremap range spans multiple pmds, for which @@ -581,6 +597,7 @@ static inline void __init early_clear_fixmap(enum fixed_addresses idx) static void __iomem *prev_map[FIX_BTMAPS_SLOTS] __initdata; static unsigned long prev_size[FIX_BTMAPS_SLOTS] __initdata; + static int __init check_early_ioremap_leak(void) { int count = 0; @@ -602,7 +619,8 @@ static int __init check_early_ioremap_leak(void) } late_initcall(check_early_ioremap_leak); -static void __init __iomem *__early_ioremap(unsigned long phys_addr, unsigned long size, pgprot_t prot) +static void __init __iomem * +__early_ioremap(unsigned long phys_addr, unsigned long size, pgprot_t prot) { unsigned long offset, last_addr; unsigned int nrpages; @@ -668,9 +686,9 @@ static void __init __iomem *__early_ioremap(unsigned long phys_addr, unsigned lo --nrpages; } if (early_ioremap_debug) - printk(KERN_CONT "%08lx + %08lx\n", offset, fix_to_virt(idx0)); + printk(KERN_CONT "%08lx + %08lx\n", offset, slot_virt[slot]); - prev_map[slot] = (void __iomem *)(offset + fix_to_virt(idx0)); + prev_map[slot] = (void __iomem *)(offset + slot_virt[slot]); return prev_map[slot]; } @@ -738,8 +756,3 @@ void __init early_iounmap(void __iomem *addr, unsigned long size) } prev_map[slot] = NULL; } - -void __this_fixmap_does_not_exist(void) -{ - WARN_ON(1); -} diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c index 93d82038af4b..4f115e00486b 100644 --- a/arch/x86/mm/kmmio.c +++ b/arch/x86/mm/kmmio.c @@ -32,11 +32,14 @@ struct kmmio_fault_page { struct list_head list; struct kmmio_fault_page *release_next; unsigned long page; /* location of the fault page */ + bool old_presence; /* page presence prior to arming */ + bool armed; /* * Number of times this page has been registered as a part * of a probe. If zero, page is disarmed and this may be freed. - * Used only by writers (RCU). + * Used only by writers (RCU) and post_kmmio_handler(). + * Protected by kmmio_lock, when linked into kmmio_page_table. */ int count; }; @@ -105,57 +108,85 @@ static struct kmmio_fault_page *get_kmmio_fault_page(unsigned long page) return NULL; } -static void set_page_present(unsigned long addr, bool present, - unsigned int *pglevel) +static void set_pmd_presence(pmd_t *pmd, bool present, bool *old) +{ + pmdval_t v = pmd_val(*pmd); + *old = !!(v & _PAGE_PRESENT); + v &= ~_PAGE_PRESENT; + if (present) + v |= _PAGE_PRESENT; + set_pmd(pmd, __pmd(v)); +} + +static void set_pte_presence(pte_t *pte, bool present, bool *old) +{ + pteval_t v = pte_val(*pte); + *old = !!(v & _PAGE_PRESENT); + v &= ~_PAGE_PRESENT; + if (present) + v |= _PAGE_PRESENT; + set_pte_atomic(pte, __pte(v)); +} + +static int set_page_presence(unsigned long addr, bool present, bool *old) { - pteval_t pteval; - pmdval_t pmdval; unsigned int level; - pmd_t *pmd; pte_t *pte = lookup_address(addr, &level); if (!pte) { pr_err("kmmio: no pte for page 0x%08lx\n", addr); - return; + return -1; } - if (pglevel) - *pglevel = level; - switch (level) { case PG_LEVEL_2M: - pmd = (pmd_t *)pte; - pmdval = pmd_val(*pmd) & ~_PAGE_PRESENT; - if (present) - pmdval |= _PAGE_PRESENT; - set_pmd(pmd, __pmd(pmdval)); + set_pmd_presence((pmd_t *)pte, present, old); break; - case PG_LEVEL_4K: - pteval = pte_val(*pte) & ~_PAGE_PRESENT; - if (present) - pteval |= _PAGE_PRESENT; - set_pte_atomic(pte, __pte(pteval)); + set_pte_presence(pte, present, old); break; - default: pr_err("kmmio: unexpected page level 0x%x.\n", level); - return; + return -1; } __flush_tlb_one(addr); + return 0; } -/** Mark the given page as not present. Access to it will trigger a fault. */ -static void arm_kmmio_fault_page(unsigned long page, unsigned int *pglevel) +/* + * Mark the given page as not present. Access to it will trigger a fault. + * + * Struct kmmio_fault_page is protected by RCU and kmmio_lock, but the + * protection is ignored here. RCU read lock is assumed held, so the struct + * will not disappear unexpectedly. Furthermore, the caller must guarantee, + * that double arming the same virtual address (page) cannot occur. + * + * Double disarming on the other hand is allowed, and may occur when a fault + * and mmiotrace shutdown happen simultaneously. + */ +static int arm_kmmio_fault_page(struct kmmio_fault_page *f) { - set_page_present(page & PAGE_MASK, false, pglevel); + int ret; + WARN_ONCE(f->armed, KERN_ERR "kmmio page already armed.\n"); + if (f->armed) { + pr_warning("kmmio double-arm: page 0x%08lx, ref %d, old %d\n", + f->page, f->count, f->old_presence); + } + ret = set_page_presence(f->page, false, &f->old_presence); + WARN_ONCE(ret < 0, KERN_ERR "kmmio arming 0x%08lx failed.\n", f->page); + f->armed = true; + return ret; } -/** Mark the given page as present. */ -static void disarm_kmmio_fault_page(unsigned long page, unsigned int *pglevel) +/** Restore the given page to saved presence state. */ +static void disarm_kmmio_fault_page(struct kmmio_fault_page *f) { - set_page_present(page & PAGE_MASK, true, pglevel); + bool tmp; + int ret = set_page_presence(f->page, f->old_presence, &tmp); + WARN_ONCE(ret < 0, + KERN_ERR "kmmio disarming 0x%08lx failed.\n", f->page); + f->armed = false; } /* @@ -202,28 +233,32 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr) ctx = &get_cpu_var(kmmio_ctx); if (ctx->active) { - disarm_kmmio_fault_page(faultpage->page, NULL); if (addr == ctx->addr) { /* - * On SMP we sometimes get recursive probe hits on the - * same address. Context is already saved, fall out. + * A second fault on the same page means some other + * condition needs handling by do_page_fault(), the + * page really not being present is the most common. */ - pr_debug("kmmio: duplicate probe hit on CPU %d, for " - "address 0x%08lx.\n", - smp_processor_id(), addr); - ret = 1; - goto no_kmmio_ctx; - } - /* - * Prevent overwriting already in-flight context. - * This should not happen, let's hope disarming at least - * prevents a panic. - */ - pr_emerg("kmmio: recursive probe hit on CPU %d, " + pr_debug("kmmio: secondary hit for 0x%08lx CPU %d.\n", + addr, smp_processor_id()); + + if (!faultpage->old_presence) + pr_info("kmmio: unexpected secondary hit for " + "address 0x%08lx on CPU %d.\n", addr, + smp_processor_id()); + } else { + /* + * Prevent overwriting already in-flight context. + * This should not happen, let's hope disarming at + * least prevents a panic. + */ + pr_emerg("kmmio: recursive probe hit on CPU %d, " "for address 0x%08lx. Ignoring.\n", smp_processor_id(), addr); - pr_emerg("kmmio: previous hit was at 0x%08lx.\n", - ctx->addr); + pr_emerg("kmmio: previous hit was at 0x%08lx.\n", + ctx->addr); + disarm_kmmio_fault_page(faultpage); + } goto no_kmmio_ctx; } ctx->active++; @@ -244,7 +279,7 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr) regs->flags &= ~X86_EFLAGS_IF; /* Now we set present bit in PTE and single step. */ - disarm_kmmio_fault_page(ctx->fpage->page, NULL); + disarm_kmmio_fault_page(ctx->fpage); /* * If another cpu accesses the same page while we are stepping, @@ -283,7 +318,11 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs) if (ctx->probe && ctx->probe->post_handler) ctx->probe->post_handler(ctx->probe, condition, regs); - arm_kmmio_fault_page(ctx->fpage->page, NULL); + /* Prevent racing against release_kmmio_fault_page(). */ + spin_lock(&kmmio_lock); + if (ctx->fpage->count) + arm_kmmio_fault_page(ctx->fpage); + spin_unlock(&kmmio_lock); regs->flags &= ~X86_EFLAGS_TF; regs->flags |= ctx->saved_flags; @@ -315,20 +354,24 @@ static int add_kmmio_fault_page(unsigned long page) f = get_kmmio_fault_page(page); if (f) { if (!f->count) - arm_kmmio_fault_page(f->page, NULL); + arm_kmmio_fault_page(f); f->count++; return 0; } - f = kmalloc(sizeof(*f), GFP_ATOMIC); + f = kzalloc(sizeof(*f), GFP_ATOMIC); if (!f) return -1; f->count = 1; f->page = page; - list_add_rcu(&f->list, kmmio_page_list(f->page)); - arm_kmmio_fault_page(f->page, NULL); + if (arm_kmmio_fault_page(f)) { + kfree(f); + return -1; + } + + list_add_rcu(&f->list, kmmio_page_list(f->page)); return 0; } @@ -347,7 +390,7 @@ static void release_kmmio_fault_page(unsigned long page, f->count--; BUG_ON(f->count < 0); if (!f->count) { - disarm_kmmio_fault_page(f->page, NULL); + disarm_kmmio_fault_page(f); f->release_next = *release_list; *release_list = f; } @@ -408,23 +451,24 @@ static void rcu_free_kmmio_fault_pages(struct rcu_head *head) static void remove_kmmio_fault_pages(struct rcu_head *head) { - struct kmmio_delayed_release *dr = container_of( - head, - struct kmmio_delayed_release, - rcu); + struct kmmio_delayed_release *dr = + container_of(head, struct kmmio_delayed_release, rcu); struct kmmio_fault_page *p = dr->release_list; struct kmmio_fault_page **prevp = &dr->release_list; unsigned long flags; + spin_lock_irqsave(&kmmio_lock, flags); while (p) { - if (!p->count) + if (!p->count) { list_del_rcu(&p->list); - else + prevp = &p->release_next; + } else { *prevp = p->release_next; - prevp = &p->release_next; + } p = p->release_next; } spin_unlock_irqrestore(&kmmio_lock, flags); + /* This is the real RCU destroy call. */ call_rcu(&dr->rcu, rcu_free_kmmio_fault_pages); } diff --git a/arch/x86/mm/memtest.c b/arch/x86/mm/memtest.c index 0bcd7883d036..605c8be06217 100644 --- a/arch/x86/mm/memtest.c +++ b/arch/x86/mm/memtest.c @@ -100,6 +100,9 @@ static int __init parse_memtest(char *arg) { if (arg) memtest_pattern = simple_strtoul(arg, NULL, 0); + else + memtest_pattern = ARRAY_SIZE(patterns); + return 0; } diff --git a/arch/x86/mm/numa_32.c b/arch/x86/mm/numa_32.c index 451fe95a0352..3daefa04ace5 100644 --- a/arch/x86/mm/numa_32.c +++ b/arch/x86/mm/numa_32.c @@ -416,10 +416,11 @@ void __init initmem_init(unsigned long start_pfn, for_each_online_node(nid) propagate_e820_map_node(nid); - for_each_online_node(nid) + for_each_online_node(nid) { memset(NODE_DATA(nid), 0, sizeof(struct pglist_data)); + NODE_DATA(nid)->bdata = &bootmem_node_data[nid]; + } - NODE_DATA(0)->bdata = &bootmem_node_data[0]; setup_bootmem_allocator(); } diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c index 8253bc97587e..1280565670e4 100644 --- a/arch/x86/mm/pageattr.c +++ b/arch/x86/mm/pageattr.c @@ -16,6 +16,7 @@ #include <asm/processor.h> #include <asm/tlbflush.h> #include <asm/sections.h> +#include <asm/setup.h> #include <asm/uaccess.h> #include <asm/pgalloc.h> #include <asm/proto.h> @@ -95,7 +96,7 @@ static inline unsigned long highmap_start_pfn(void) static inline unsigned long highmap_end_pfn(void) { - return __pa(roundup((unsigned long)_end, PMD_SIZE)) >> PAGE_SHIFT; + return __pa(roundup(_brk_end, PMD_SIZE)) >> PAGE_SHIFT; } #endif @@ -522,6 +523,17 @@ static int split_large_page(pte_t *kpte, unsigned long address) * primary protection behavior: */ __set_pmd_pte(kpte, address, mk_pte(base, __pgprot(_KERNPG_TABLE))); + + /* + * Intel Atom errata AAH41 workaround. + * + * The real fix should be in hw or in a microcode update, but + * we also probabilistically try to reduce the window of having + * a large TLB mixed with 4K TLBs while instruction fetches are + * going on. + */ + __flush_tlb_all(); + base = NULL; out_unlock: @@ -700,7 +712,7 @@ static int cpa_process_alias(struct cpa_data *cpa) * No need to redo, when the primary call touched the high * mapping already: */ - if (within(vaddr, (unsigned long) _text, (unsigned long) _end)) + if (within(vaddr, (unsigned long) _text, _brk_end)) return 0; /* diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c index 2ed37158012d..640339ee4fb2 100644 --- a/arch/x86/mm/pat.c +++ b/arch/x86/mm/pat.c @@ -677,10 +677,11 @@ static int reserve_pfn_range(u64 paddr, unsigned long size, pgprot_t *vma_prot, is_ram = pat_pagerange_is_ram(paddr, paddr + size); /* - * reserve_pfn_range() doesn't support RAM pages. + * reserve_pfn_range() doesn't support RAM pages. Maintain the current + * behavior with RAM pages by returning success. */ if (is_ram != 0) - return -EINVAL; + return 0; ret = reserve_memtype(paddr, paddr + size, want_flags, &flags); if (ret) diff --git a/arch/x86/mm/testmmiotrace.c b/arch/x86/mm/testmmiotrace.c index ab50a8d7402c..427fd1b56df5 100644 --- a/arch/x86/mm/testmmiotrace.c +++ b/arch/x86/mm/testmmiotrace.c @@ -1,5 +1,5 @@ /* - * Written by Pekka Paalanen, 2008 <pq@iki.fi> + * Written by Pekka Paalanen, 2008-2009 <pq@iki.fi> */ #include <linux/module.h> #include <linux/io.h> @@ -9,35 +9,74 @@ static unsigned long mmio_address; module_param(mmio_address, ulong, 0); -MODULE_PARM_DESC(mmio_address, "Start address of the mapping of 16 kB."); +MODULE_PARM_DESC(mmio_address, " Start address of the mapping of 16 kB " + "(or 8 MB if read_far is non-zero)."); + +static unsigned long read_far = 0x400100; +module_param(read_far, ulong, 0); +MODULE_PARM_DESC(read_far, " Offset of a 32-bit read within 8 MB " + "(default: 0x400100)."); + +static unsigned v16(unsigned i) +{ + return i * 12 + 7; +} + +static unsigned v32(unsigned i) +{ + return i * 212371 + 13; +} static void do_write_test(void __iomem *p) { unsigned int i; + pr_info(MODULE_NAME ": write test.\n"); mmiotrace_printk("Write test.\n"); + for (i = 0; i < 256; i++) iowrite8(i, p + i); + for (i = 1024; i < (5 * 1024); i += 2) - iowrite16(i * 12 + 7, p + i); + iowrite16(v16(i), p + i); + for (i = (5 * 1024); i < (16 * 1024); i += 4) - iowrite32(i * 212371 + 13, p + i); + iowrite32(v32(i), p + i); } static void do_read_test(void __iomem *p) { unsigned int i; + unsigned errs[3] = { 0 }; + pr_info(MODULE_NAME ": read test.\n"); mmiotrace_printk("Read test.\n"); + for (i = 0; i < 256; i++) - ioread8(p + i); + if (ioread8(p + i) != i) + ++errs[0]; + for (i = 1024; i < (5 * 1024); i += 2) - ioread16(p + i); + if (ioread16(p + i) != v16(i)) + ++errs[1]; + for (i = (5 * 1024); i < (16 * 1024); i += 4) - ioread32(p + i); + if (ioread32(p + i) != v32(i)) + ++errs[2]; + + mmiotrace_printk("Read errors: 8-bit %d, 16-bit %d, 32-bit %d.\n", + errs[0], errs[1], errs[2]); } -static void do_test(void) +static void do_read_far_test(void __iomem *p) { - void __iomem *p = ioremap_nocache(mmio_address, 0x4000); + pr_info(MODULE_NAME ": read far test.\n"); + mmiotrace_printk("Read far test.\n"); + + ioread32(p + read_far); +} + +static void do_test(unsigned long size) +{ + void __iomem *p = ioremap_nocache(mmio_address, size); if (!p) { pr_err(MODULE_NAME ": could not ioremap, aborting.\n"); return; @@ -45,11 +84,15 @@ static void do_test(void) mmiotrace_printk("ioremap returned %p.\n", p); do_write_test(p); do_read_test(p); + if (read_far && read_far < size - 4) + do_read_far_test(p); iounmap(p); } static int __init init(void) { + unsigned long size = (read_far) ? (8 << 20) : (16 << 10); + if (mmio_address == 0) { pr_err(MODULE_NAME ": you have to use the module argument " "mmio_address.\n"); @@ -58,10 +101,11 @@ static int __init init(void) return -ENXIO; } - pr_warning(MODULE_NAME ": WARNING: mapping 16 kB @ 0x%08lx " - "in PCI address space, and writing " - "rubbish in there.\n", mmio_address); - do_test(); + pr_warning(MODULE_NAME ": WARNING: mapping %lu kB @ 0x%08lx in PCI " + "address space, and writing 16 kB of rubbish in there.\n", + size >> 10, mmio_address); + do_test(size); + pr_info(MODULE_NAME ": All done.\n"); return 0; } diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c index a654d59e4483..821e97017e95 100644 --- a/arch/x86/mm/tlb.c +++ b/arch/x86/mm/tlb.c @@ -187,11 +187,6 @@ static void flush_tlb_others_ipi(const struct cpumask *cpumask, cpumask, cpumask_of(smp_processor_id())); /* - * Make the above memory operations globally visible before - * sending the IPI. - */ - smp_mb(); - /* * We have to send the IPI only to * CPUs affected. */ diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c index 82d22fc601ae..8c362b96b644 100644 --- a/arch/x86/pci/common.c +++ b/arch/x86/pci/common.c @@ -90,7 +90,7 @@ static int __devinit can_skip_ioresource_align(const struct dmi_system_id *d) return 0; } -static struct dmi_system_id can_skip_pciprobe_dmi_table[] __devinitdata = { +static const struct dmi_system_id can_skip_pciprobe_dmi_table[] __devinitconst = { /* * Systems where PCI IO resource ISA alignment can be skipped * when the ISA enable bit in the bridge control is not set @@ -183,7 +183,7 @@ static int __devinit assign_all_busses(const struct dmi_system_id *d) } #endif -static struct dmi_system_id __devinitdata pciprobe_dmi_table[] = { +static const struct dmi_system_id __devinitconst pciprobe_dmi_table[] = { #ifdef __i386__ /* * Laptops which need pci=assign-busses to see Cardbus cards diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 7d388d5cf548..9c49919e4d1c 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -356,7 +356,7 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev) DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video); -static struct dmi_system_id __devinitdata msi_k8t_dmi_table[] = { +static const struct dmi_system_id __devinitconst msi_k8t_dmi_table[] = { { .ident = "MSI-K8T-Neo2Fir", .matches = { @@ -413,7 +413,7 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8237, */ static u16 toshiba_line_size; -static struct dmi_system_id __devinitdata toshiba_ohci1394_dmi_table[] = { +static const struct dmi_system_id __devinitconst toshiba_ohci1394_dmi_table[] = { { .ident = "Toshiba PS5 based laptop", .matches = { diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index c52f4034c7fd..82cd39a6cbd3 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -103,7 +103,7 @@ static void xen_vcpu_setup(int cpu) vcpup = &per_cpu(xen_vcpu_info, cpu); - info.mfn = virt_to_mfn(vcpup); + info.mfn = arbitrary_virt_to_mfn(vcpup); info.offset = offset_in_page(vcpup); printk(KERN_DEBUG "trying to map vcpu_info %d at %p, mfn %llx, offset %d\n", @@ -301,8 +301,10 @@ static void xen_load_gdt(const struct desc_ptr *dtr) frames = mcs.args; for (f = 0; va < dtr->address + size; va += PAGE_SIZE, f++) { - frames[f] = virt_to_mfn(va); + frames[f] = arbitrary_virt_to_mfn((void *)va); + make_lowmem_page_readonly((void *)va); + make_lowmem_page_readonly(mfn_to_virt(frames[f])); } MULTI_set_gdt(mcs.mc, frames, size / sizeof(struct desc_struct)); @@ -314,7 +316,7 @@ static void load_TLS_descriptor(struct thread_struct *t, unsigned int cpu, unsigned int i) { struct desc_struct *gdt = get_cpu_gdt_table(cpu); - xmaddr_t maddr = virt_to_machine(&gdt[GDT_ENTRY_TLS_MIN+i]); + xmaddr_t maddr = arbitrary_virt_to_machine(&gdt[GDT_ENTRY_TLS_MIN+i]); struct multicall_space mc = __xen_mc_entry(0); MULTI_update_descriptor(mc.mc, maddr.maddr, t->tls_array[i]); @@ -488,7 +490,7 @@ static void xen_write_gdt_entry(struct desc_struct *dt, int entry, break; default: { - xmaddr_t maddr = virt_to_machine(&dt[entry]); + xmaddr_t maddr = arbitrary_virt_to_machine(&dt[entry]); xen_mc_flush(); if (HYPERVISOR_update_descriptor(maddr.maddr, *(u64 *)desc)) diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c index 319bd40a57c2..72f6a76dbfb9 100644 --- a/arch/x86/xen/mmu.c +++ b/arch/x86/xen/mmu.c @@ -276,6 +276,13 @@ void set_phys_to_machine(unsigned long pfn, unsigned long mfn) p2m_top[topidx][idx] = mfn; } +unsigned long arbitrary_virt_to_mfn(void *vaddr) +{ + xmaddr_t maddr = arbitrary_virt_to_machine(vaddr); + + return PFN_DOWN(maddr.maddr); +} + xmaddr_t arbitrary_virt_to_machine(void *vaddr) { unsigned long address = (unsigned long)vaddr; @@ -1716,9 +1723,9 @@ __init pgd_t *xen_setup_kernel_pagetable(pgd_t *pgd, { pmd_t *kernel_pmd; - init_pg_tables_start = __pa(pgd); - init_pg_tables_end = __pa(pgd) + xen_start_info->nr_pt_frames*PAGE_SIZE; - max_pfn_mapped = PFN_DOWN(init_pg_tables_end + 512*1024); + max_pfn_mapped = PFN_DOWN(__pa(xen_start_info->pt_base) + + xen_start_info->nr_pt_frames * PAGE_SIZE + + 512*1024); kernel_pmd = m2v(pgd[KERNEL_PGD_BOUNDARY].pgd); memcpy(level2_kernel_pgt, kernel_pmd, sizeof(pmd_t) * PTRS_PER_PMD); diff --git a/arch/x86/xen/smp.c b/arch/x86/xen/smp.c index 035582ae815d..8d470562ffc9 100644 --- a/arch/x86/xen/smp.c +++ b/arch/x86/xen/smp.c @@ -219,6 +219,7 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) { struct vcpu_guest_context *ctxt; struct desc_struct *gdt; + unsigned long gdt_mfn; if (cpumask_test_and_set_cpu(cpu, xen_cpu_initialized_map)) return 0; @@ -248,9 +249,12 @@ cpu_initialize_context(unsigned int cpu, struct task_struct *idle) ctxt->ldt_ents = 0; BUG_ON((unsigned long)gdt & ~PAGE_MASK); + + gdt_mfn = arbitrary_virt_to_mfn(gdt); make_lowmem_page_readonly(gdt); + make_lowmem_page_readonly(mfn_to_virt(gdt_mfn)); - ctxt->gdt_frames[0] = virt_to_mfn(gdt); + ctxt->gdt_frames[0] = gdt_mfn; ctxt->gdt_ents = GDT_ENTRIES; ctxt->user_regs.cs = __KERNEL_CS; diff --git a/arch/xtensa/Kconfig b/arch/xtensa/Kconfig index 6c873dceb177..981200830432 100644 --- a/arch/xtensa/Kconfig +++ b/arch/xtensa/Kconfig @@ -103,9 +103,6 @@ config MATH_EMULATION help Can we use information of configuration file? -config HIGHMEM - bool "High memory support" - endmenu menu "Platform options" diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c index 9606d2bd1dd9..4ec1633c2941 100644 --- a/arch/xtensa/kernel/setup.c +++ b/arch/xtensa/kernel/setup.c @@ -44,6 +44,8 @@ #include <asm/setup.h> #include <asm/param.h> +#include <platform/hardware.h> + #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE) struct screen_info screen_info = { 0, 24, 0, 0, 0, 80, 0, 0, 0, 24, 1, 16}; #endif diff --git a/arch/xtensa/kernel/traps.c b/arch/xtensa/kernel/traps.c index c7a021d9f696..c44f830b6c7a 100644 --- a/arch/xtensa/kernel/traps.c +++ b/arch/xtensa/kernel/traps.c @@ -30,6 +30,7 @@ #include <linux/stringify.h> #include <linux/kallsyms.h> #include <linux/delay.h> +#include <linux/hardirq.h> #include <asm/ptrace.h> #include <asm/timex.h> diff --git a/arch/xtensa/mm/fault.c b/arch/xtensa/mm/fault.c index 33f366be323f..bdd860d93f72 100644 --- a/arch/xtensa/mm/fault.c +++ b/arch/xtensa/mm/fault.c @@ -14,6 +14,7 @@ #include <linux/mm.h> #include <linux/module.h> +#include <linux/hardirq.h> #include <asm/mmu_context.h> #include <asm/cacheflush.h> #include <asm/hardirq.h> diff --git a/arch/xtensa/platforms/iss/console.c b/arch/xtensa/platforms/iss/console.c index efed8897bef3..25d46c84eb08 100644 --- a/arch/xtensa/platforms/iss/console.c +++ b/arch/xtensa/platforms/iss/console.c @@ -140,16 +140,14 @@ static void rs_poll(unsigned long priv) } -static void rs_put_char(struct tty_struct *tty, unsigned char ch) +static int rs_put_char(struct tty_struct *tty, unsigned char ch) { char buf[2]; - if (!tty) - return; - buf[0] = ch; buf[1] = '\0'; /* Is this NULL necessary? */ __simc (SYS_write, 1, (unsigned long) buf, 1, 0, 0); + return 1; } static void rs_flush_chars(struct tty_struct *tty) |
