diff options
Diffstat (limited to 'arch')
35 files changed, 191 insertions, 200 deletions
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 7f64f0464d44..de69fb37c731 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -46,10 +46,10 @@ #include <asm/processor.h> #include <asm/mmu.h> #include <asm/prom.h> +#include <asm/machdep.h> #ifdef CONFIG_PPC64 #include <asm/firmware.h> #include <asm/time.h> -#include <asm/machdep.h> #endif extern unsigned long _get_SP(void); @@ -203,10 +203,8 @@ int dump_spe(struct pt_regs *regs, elf_vrregset_t *evrregs) int set_dabr(unsigned long dabr) { -#ifdef CONFIG_PPC64 if (ppc_md.set_dabr) return ppc_md.set_dabr(dabr); -#endif mtspr(SPRN_DABR, dabr); return 0; diff --git a/arch/powerpc/kernel/rtas.c b/arch/powerpc/kernel/rtas.c index b7fc2d884950..751f5ddea913 100644 --- a/arch/powerpc/kernel/rtas.c +++ b/arch/powerpc/kernel/rtas.c @@ -608,7 +608,6 @@ asmlinkage int ppc_rtas(struct rtas_args __user *uargs) return 0; } -#ifdef CONFIG_SMP /* This version can't take the spinlock, because it never returns */ struct rtas_args rtas_stop_self_args = { @@ -633,7 +632,6 @@ void rtas_stop_self(void) panic("Alas, I survived.\n"); } -#endif /* * Call early during boot, before mem init or bootmem, to retreive the RTAS diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index b0994050024f..785fd9d7b386 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -41,7 +41,6 @@ #include <asm/elf.h> #include <asm/machdep.h> #include <asm/paca.h> -#include <asm/ppcdebug.h> #include <asm/time.h> #include <asm/cputable.h> #include <asm/sections.h> @@ -60,6 +59,7 @@ #include <asm/firmware.h> #include <asm/systemcfg.h> #include <asm/xmon.h> +#include <asm/udbg.h> #ifdef DEBUG #define DBG(fmt...) udbg_printf(fmt) @@ -244,12 +244,6 @@ void __init early_setup(unsigned long dt_ptr) DBG(" -> early_setup()\n"); /* - * Fill the default DBG level (do we want to keep - * that old mecanism around forever ?) - */ - ppcdbg_initialize(); - - /* * Do early initializations using the flattened device * tree, like retreiving the physical memory map or * calculating/retreiving the hash table size @@ -521,7 +515,6 @@ void __init setup_system(void) printk("-----------------------------------------------------\n"); printk("ppc64_pft_size = 0x%lx\n", ppc64_pft_size); - printk("ppc64_debug_switch = 0x%lx\n", ppc64_debug_switch); printk("ppc64_interrupt_controller = 0x%ld\n", ppc64_interrupt_controller); printk("systemcfg = 0x%p\n", systemcfg); printk("systemcfg->platform = 0x%x\n", systemcfg->platform); diff --git a/arch/powerpc/kernel/signal_32.c b/arch/powerpc/kernel/signal_32.c index 876c57c11365..081d931eae48 100644 --- a/arch/powerpc/kernel/signal_32.c +++ b/arch/powerpc/kernel/signal_32.c @@ -44,7 +44,6 @@ #include <asm/cacheflush.h> #ifdef CONFIG_PPC64 #include "ppc32.h" -#include <asm/ppcdebug.h> #include <asm/unistd.h> #include <asm/vdso.h> #else diff --git a/arch/powerpc/kernel/signal_64.c b/arch/powerpc/kernel/signal_64.c index ec9d0984b6a0..58194e150711 100644 --- a/arch/powerpc/kernel/signal_64.c +++ b/arch/powerpc/kernel/signal_64.c @@ -33,7 +33,6 @@ #include <asm/ucontext.h> #include <asm/uaccess.h> #include <asm/pgtable.h> -#include <asm/ppcdebug.h> #include <asm/unistd.h> #include <asm/cacheflush.h> #include <asm/vdso.h> diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c index 6996a593dcb3..1c7ea5e06311 100644 --- a/arch/powerpc/kernel/time.c +++ b/arch/powerpc/kernel/time.c @@ -61,6 +61,7 @@ #include <asm/prom.h> #include <asm/irq.h> #include <asm/div64.h> +#include <asm/smp.h> #ifdef CONFIG_PPC64 #include <asm/systemcfg.h> #include <asm/firmware.h> @@ -118,10 +119,6 @@ static unsigned adjusting_time = 0; unsigned long ppc_proc_freq; unsigned long ppc_tb_freq; -#ifdef CONFIG_PPC32 /* XXX for now */ -#define boot_cpuid 0 -#endif - u64 tb_last_jiffy __cacheline_aligned_in_smp; unsigned long tb_last_stamp; diff --git a/arch/powerpc/lib/locks.c b/arch/powerpc/lib/locks.c index 2a912f411eb4..35bd03c41dd1 100644 --- a/arch/powerpc/lib/locks.c +++ b/arch/powerpc/lib/locks.c @@ -23,6 +23,7 @@ #if defined(CONFIG_PPC_SPLPAR) || defined(CONFIG_PPC_ISERIES) #include <asm/hvcall.h> #include <asm/iseries/hv_call.h> +#include <asm/smp.h> void __spin_yield(raw_spinlock_t *lock) { diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index 841d8b6323a8..93d4fbfdb724 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -389,5 +389,22 @@ void bad_page_fault(struct pt_regs *regs, unsigned long address, int sig) } /* kernel has accessed a bad area */ + + printk(KERN_ALERT "Unable to handle kernel paging request for "); + switch (regs->trap) { + case 0x300: + case 0x380: + printk("data at address 0x%08lx\n", regs->dar); + break; + case 0x400: + case 0x480: + printk("instruction fetch\n"); + break; + default: + printk("unknown fault\n"); + } + printk(KERN_ALERT "Faulting instruction address: 0x%08lx\n", + regs->nip); + die("Kernel access of bad area", regs, sig); } diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c index b2f3dbca6952..37273f518a35 100644 --- a/arch/powerpc/mm/hash_utils_64.c +++ b/arch/powerpc/mm/hash_utils_64.c @@ -33,7 +33,6 @@ #include <linux/init.h> #include <linux/signal.h> -#include <asm/ppcdebug.h> #include <asm/processor.h> #include <asm/pgtable.h> #include <asm/mmu.h> @@ -407,12 +406,6 @@ void __init htab_initialize(void) htab_size_bytes = htab_get_table_size(); pteg_count = htab_size_bytes >> 7; - /* For debug, make the HTAB 1/8 as big as it normally would be. */ - ifppcdebug(PPCDBG_HTABSIZE) { - pteg_count >>= 3; - htab_size_bytes = pteg_count << 7; - } - htab_hash_mask = pteg_count - 1; if (systemcfg->platform & PLATFORM_LPAR) { diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c index dfe7fa37b41a..ce974c83d88a 100644 --- a/arch/powerpc/mm/init_64.c +++ b/arch/powerpc/mm/init_64.c @@ -57,7 +57,6 @@ #include <asm/processor.h> #include <asm/mmzone.h> #include <asm/cputable.h> -#include <asm/ppcdebug.h> #include <asm/sections.h> #include <asm/system.h> #include <asm/iommu.h> diff --git a/arch/powerpc/mm/numa.c b/arch/powerpc/mm/numa.c index 4035cad8d7f1..da09ba03c424 100644 --- a/arch/powerpc/mm/numa.c +++ b/arch/powerpc/mm/numa.c @@ -21,6 +21,7 @@ #include <asm/machdep.h> #include <asm/abs_addr.h> #include <asm/system.h> +#include <asm/smp.h> static int numa_enabled = 1; diff --git a/arch/powerpc/mm/pgtable_64.c b/arch/powerpc/mm/pgtable_64.c index 51b786940971..900842451bd3 100644 --- a/arch/powerpc/mm/pgtable_64.c +++ b/arch/powerpc/mm/pgtable_64.c @@ -59,7 +59,6 @@ #include <asm/processor.h> #include <asm/mmzone.h> #include <asm/cputable.h> -#include <asm/ppcdebug.h> #include <asm/sections.h> #include <asm/system.h> #include <asm/iommu.h> diff --git a/arch/powerpc/platforms/iseries/irq.c b/arch/powerpc/platforms/iseries/irq.c index c1135912cc05..a06603d84a45 100644 --- a/arch/powerpc/platforms/iseries/irq.c +++ b/arch/powerpc/platforms/iseries/irq.c @@ -35,7 +35,6 @@ #include <linux/irq.h> #include <linux/spinlock.h> -#include <asm/ppcdebug.h> #include <asm/iseries/hv_types.h> #include <asm/iseries/hv_lp_event.h> #include <asm/iseries/hv_call_xm.h> @@ -227,8 +226,6 @@ static void iSeries_enable_IRQ(unsigned int irq) /* Unmask secondary INTA */ mask = 0x80000000; HvCallPci_unmaskInterrupts(bus, subBus, deviceId, mask); - PPCDBG(PPCDBG_BUSWALK, "iSeries_enable_IRQ 0x%02X.%02X.%02X 0x%04X\n", - bus, subBus, deviceId, irq); } /* This is called by iSeries_activate_IRQs */ @@ -310,8 +307,6 @@ static void iSeries_disable_IRQ(unsigned int irq) /* Mask secondary INTA */ mask = 0x80000000; HvCallPci_maskInterrupts(bus, subBus, deviceId, mask); - PPCDBG(PPCDBG_BUSWALK, "iSeries_disable_IRQ 0x%02X.%02X.%02X 0x%04X\n", - bus, subBus, deviceId, irq); } /* diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c index 7d7d5884343f..4b75131773a6 100644 --- a/arch/powerpc/platforms/iseries/pci.c +++ b/arch/powerpc/platforms/iseries/pci.c @@ -32,7 +32,6 @@ #include <asm/prom.h> #include <asm/machdep.h> #include <asm/pci-bridge.h> -#include <asm/ppcdebug.h> #include <asm/iommu.h> #include <asm/abs_addr.h> @@ -207,10 +206,6 @@ static struct device_node *build_device_node(HvBusNumber Bus, struct device_node *node; struct pci_dn *pdn; - PPCDBG(PPCDBG_BUSWALK, - "-build_device_node 0x%02X.%02X.%02X Function: %02X\n", - Bus, SubBus, AgentId, Function); - node = kmalloc(sizeof(struct device_node), GFP_KERNEL); if (node == NULL) return NULL; @@ -243,8 +238,6 @@ unsigned long __init find_and_init_phbs(void) struct pci_controller *phb; HvBusNumber bus; - PPCDBG(PPCDBG_BUSWALK, "find_and_init_phbs Entry\n"); - /* Check all possible buses. */ for (bus = 0; bus < 256; bus++) { int ret = HvCallXm_testBus(bus); @@ -261,9 +254,6 @@ unsigned long __init find_and_init_phbs(void) phb->last_busno = bus; phb->ops = &iSeries_pci_ops; - PPCDBG(PPCDBG_BUSWALK, "PCI:Create iSeries pci_controller(%p), Bus: %04X\n", - phb, bus); - /* Find and connect the devices. */ scan_PHB_slots(phb); } @@ -285,11 +275,9 @@ unsigned long __init find_and_init_phbs(void) */ void iSeries_pcibios_init(void) { - PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Entry.\n"); iomm_table_initialize(); find_and_init_phbs(); io_page_mask = -1; - PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_init Exit.\n"); } /* @@ -301,8 +289,6 @@ void __init iSeries_pci_final_fixup(void) struct device_node *node; int DeviceCount = 0; - PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup Entry.\n"); - /* Fix up at the device node and pci_dev relationship */ mf_display_src(0xC9000100); @@ -316,9 +302,6 @@ void __init iSeries_pci_final_fixup(void) ++DeviceCount; pdev->sysdata = (void *)node; PCI_DN(node)->pcidev = pdev; - PPCDBG(PPCDBG_BUSWALK, - "pdev 0x%p <==> DevNode 0x%p\n", - pdev, node); allocate_device_bars(pdev); iSeries_Device_Information(pdev, DeviceCount); iommu_devnode_init_iSeries(node); @@ -333,13 +316,10 @@ void __init iSeries_pci_final_fixup(void) void pcibios_fixup_bus(struct pci_bus *PciBus) { - PPCDBG(PPCDBG_BUSWALK, "iSeries_pcibios_fixup_bus(0x%04X) Entry.\n", - PciBus->number); } void pcibios_fixup_resources(struct pci_dev *pdev) { - PPCDBG(PPCDBG_BUSWALK, "fixup_resources pdev %p\n", pdev); } /* @@ -401,9 +381,6 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus, printk("found device at bus %d idsel %d func %d (AgentId %x)\n", bus, IdSel, Function, AgentId); /* Connect EADs: 0x18.00.12 = 0x00 */ - PPCDBG(PPCDBG_BUSWALK, - "PCI:Connect EADs: 0x%02X.%02X.%02X\n", - bus, SubBus, AgentId); HvRc = HvCallPci_getBusUnitInfo(bus, SubBus, AgentId, iseries_hv_addr(BridgeInfo), sizeof(struct HvCallPci_BridgeInfo)); @@ -414,14 +391,6 @@ static void scan_EADS_bridge(HvBusNumber bus, HvSubBusNumber SubBus, BridgeInfo->maxAgents, BridgeInfo->maxSubBusNumber, BridgeInfo->logicalSlotNumber); - PPCDBG(PPCDBG_BUSWALK, - "PCI: BridgeInfo, Type:0x%02X, SubBus:0x%02X, MaxAgents:0x%02X, MaxSubBus: 0x%02X, LSlot: 0x%02X\n", - BridgeInfo->busUnitInfo.deviceType, - BridgeInfo->subBusNumber, - BridgeInfo->maxAgents, - BridgeInfo->maxSubBusNumber, - BridgeInfo->logicalSlotNumber); - if (BridgeInfo->busUnitInfo.deviceType == HvCallPci_BridgeDevice) { /* Scan_Bridge_Slot...: 0x18.00.12 */ @@ -454,9 +423,6 @@ static int scan_bridge_slot(HvBusNumber Bus, /* iSeries_allocate_IRQ.: 0x18.00.12(0xA3) */ Irq = iSeries_allocate_IRQ(Bus, 0, EADsIdSel); - PPCDBG(PPCDBG_BUSWALK, - "PCI:- allocate and assign IRQ 0x%02X.%02X.%02X = 0x%02X\n", - Bus, 0, EADsIdSel, Irq); /* * Connect all functions of any device found. @@ -482,9 +448,6 @@ static int scan_bridge_slot(HvBusNumber Bus, printk("read vendor ID: %x\n", VendorId); /* FoundDevice: 0x18.28.10 = 0x12AE */ - PPCDBG(PPCDBG_BUSWALK, - "PCI:- FoundDevice: 0x%02X.%02X.%02X = 0x%04X, irq %d\n", - Bus, SubBus, AgentId, VendorId, Irq); HvRc = HvCallPci_configStore8(Bus, SubBus, AgentId, PCI_INTERRUPT_LINE, Irq); if (HvRc != 0) diff --git a/arch/powerpc/platforms/iseries/setup.c b/arch/powerpc/platforms/iseries/setup.c index c5207064977d..d3e4bf756c83 100644 --- a/arch/powerpc/platforms/iseries/setup.c +++ b/arch/powerpc/platforms/iseries/setup.c @@ -71,8 +71,6 @@ extern void hvlog(char *fmt, ...); #endif /* Function Prototypes */ -extern void ppcdbg_initialize(void); - static void build_iSeries_Memory_Map(void); static void iseries_shared_idle(void); static void iseries_dedicated_idle(void); @@ -309,8 +307,6 @@ static void __init iSeries_init_early(void) ppc64_firmware_features = FW_FEATURE_ISERIES; - ppcdbg_initialize(); - ppc64_interrupt_controller = IC_ISERIES; #if defined(CONFIG_BLK_DEV_INITRD) diff --git a/arch/powerpc/platforms/iseries/smp.c b/arch/powerpc/platforms/iseries/smp.c index 3336bad67724..fcb094ec6aec 100644 --- a/arch/powerpc/platforms/iseries/smp.c +++ b/arch/powerpc/platforms/iseries/smp.c @@ -40,7 +40,6 @@ #include <asm/paca.h> #include <asm/iseries/hv_call.h> #include <asm/time.h> -#include <asm/ppcdebug.h> #include <asm/machdep.h> #include <asm/cputable.h> #include <asm/system.h> diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c index 513e27231493..fcc50bfd43fd 100644 --- a/arch/powerpc/platforms/pseries/iommu.c +++ b/arch/powerpc/platforms/pseries/iommu.c @@ -37,7 +37,6 @@ #include <asm/io.h> #include <asm/prom.h> #include <asm/rtas.h> -#include <asm/ppcdebug.h> #include <asm/iommu.h> #include <asm/pci-bridge.h> #include <asm/machdep.h> @@ -47,6 +46,7 @@ #include <asm/firmware.h> #include <asm/tce.h> #include <asm/ppc-pci.h> +#include <asm/udbg.h> #include "plpar_wrappers.h" diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c index ab0c6dd6ec94..a50e5f3f396d 100644 --- a/arch/powerpc/platforms/pseries/lpar.c +++ b/arch/powerpc/platforms/pseries/lpar.c @@ -31,13 +31,14 @@ #include <asm/machdep.h> #include <asm/abs_addr.h> #include <asm/mmu_context.h> -#include <asm/ppcdebug.h> #include <asm/iommu.h> #include <asm/tlbflush.h> #include <asm/tlb.h> #include <asm/prom.h> #include <asm/abs_addr.h> #include <asm/cputable.h> +#include <asm/udbg.h> +#include <asm/smp.h> #include "plpar_wrappers.h" diff --git a/arch/powerpc/platforms/pseries/plpar_wrappers.h b/arch/powerpc/platforms/pseries/plpar_wrappers.h index 382f8c5b0e7c..3bd1b3e06003 100644 --- a/arch/powerpc/platforms/pseries/plpar_wrappers.h +++ b/arch/powerpc/platforms/pseries/plpar_wrappers.h @@ -107,14 +107,4 @@ static inline long plpar_put_term_char(unsigned long termno, unsigned long len, lbuf[1]); } -static inline long plpar_set_xdabr(unsigned long address, unsigned long flags) -{ - return plpar_hcall_norets(H_SET_XDABR, address, flags); -} - -static inline long plpar_set_dabr(unsigned long val) -{ - return plpar_hcall_norets(H_SET_DABR, val); -} - #endif /* _PSERIES_PLPAR_WRAPPERS_H */ diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 6562ff4b0a82..fbd214d68b07 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -48,7 +48,7 @@ #include <asm/ptrace.h> #include <asm/machdep.h> #include <asm/rtas.h> -#include <asm/ppcdebug.h> +#include <asm/udbg.h> static unsigned char ras_log_buf[RTAS_ERROR_LOG_MAX]; static DEFINE_SPINLOCK(ras_log_buf_lock); diff --git a/arch/powerpc/platforms/pseries/setup.c b/arch/powerpc/platforms/pseries/setup.c index 65bee939eecc..e78c39368841 100644 --- a/arch/powerpc/platforms/pseries/setup.c +++ b/arch/powerpc/platforms/pseries/setup.c @@ -65,6 +65,7 @@ #include <asm/ppc-pci.h> #include <asm/i8259.h> #include <asm/udbg.h> +#include <asm/smp.h> #include "plpar_wrappers.h" @@ -353,14 +354,15 @@ static void pSeries_mach_cpu_die(void) static int pseries_set_dabr(unsigned long dabr) { - if (firmware_has_feature(FW_FEATURE_XDABR)) { - /* We want to catch accesses from kernel and userspace */ - return plpar_set_xdabr(dabr, H_DABRX_KERNEL | H_DABRX_USER); - } - - return plpar_set_dabr(dabr); + return plpar_hcall_norets(H_SET_DABR, dabr); } +static int pseries_set_xdabr(unsigned long dabr) +{ + /* We want to catch accesses from kernel and userspace */ + return plpar_hcall_norets(H_SET_XDABR, dabr, + H_DABRX_KERNEL | H_DABRX_USER); +} /* * Early initialization. Relocation is on but do not reference unbolted pages @@ -396,8 +398,10 @@ static void __init pSeries_init_early(void) DBG("Hello World !\n"); } - if (firmware_has_feature(FW_FEATURE_XDABR | FW_FEATURE_DABR)) + if (firmware_has_feature(FW_FEATURE_DABR)) ppc_md.set_dabr = pseries_set_dabr; + else if (firmware_has_feature(FW_FEATURE_XDABR)) + ppc_md.set_dabr = pseries_set_xdabr; iommu_init_early_pSeries(); diff --git a/arch/powerpc/sysdev/i8259.c b/arch/powerpc/sysdev/i8259.c index 90bce6e0c191..b7ac32fdd776 100644 --- a/arch/powerpc/sysdev/i8259.c +++ b/arch/powerpc/sysdev/i8259.c @@ -207,6 +207,9 @@ void __init i8259_init(unsigned long intack_addr, int offset) spin_unlock_irqrestore(&i8259_lock, flags); + for (i = 0; i < NUM_ISA_INTERRUPTS; ++i) + irq_desc[offset + i].handler = &i8259_pic; + /* reserve our resources */ setup_irq(offset + 2, &i8259_irqaction); request_resource(&ioport_resource, &pic1_iores); @@ -216,6 +219,4 @@ void __init i8259_init(unsigned long intack_addr, int offset) if (intack_addr != 0) pci_intack = ioremap(intack_addr, 1); - for (i = 0; i < NUM_ISA_INTERRUPTS; ++i) - irq_desc[offset + i].handler = &i8259_pic; } diff --git a/arch/powerpc/sysdev/u3_iommu.c b/arch/powerpc/sysdev/u3_iommu.c index 607722178c1a..543d65909812 100644 --- a/arch/powerpc/sysdev/u3_iommu.c +++ b/arch/powerpc/sysdev/u3_iommu.c @@ -37,7 +37,6 @@ #include <linux/vmalloc.h> #include <asm/io.h> #include <asm/prom.h> -#include <asm/ppcdebug.h> #include <asm/iommu.h> #include <asm/pci-bridge.h> #include <asm/machdep.h> diff --git a/arch/ppc/kernel/misc.S b/arch/ppc/kernel/misc.S index 3056ede2424d..ae6af29938a1 100644 --- a/arch/ppc/kernel/misc.S +++ b/arch/ppc/kernel/misc.S @@ -25,6 +25,11 @@ #include <asm/thread_info.h> #include <asm/asm-offsets.h> +#ifdef CONFIG_8xx +#define ISYNC_8xx isync +#else +#define ISYNC_8xx +#endif .text .align 5 @@ -800,8 +805,18 @@ _GLOBAL(_insb) subi r4,r4,1 blelr- 00: lbz r5,0(r3) - eieio - stbu r5,1(r4) +01: eieio +02: stbu r5,1(r4) + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -811,8 +826,18 @@ _GLOBAL(_outsb) subi r4,r4,1 blelr- 00: lbzu r5,1(r4) - stb r5,0(r3) - eieio +01: stb r5,0(r3) +02: eieio + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -822,8 +847,18 @@ _GLOBAL(_insw) subi r4,r4,2 blelr- 00: lhbrx r5,0,r3 - eieio - sthu r5,2(r4) +01: eieio +02: sthu r5,2(r4) + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -833,8 +868,18 @@ _GLOBAL(_outsw) subi r4,r4,2 blelr- 00: lhzu r5,2(r4) - eieio - sthbrx r5,0,r3 +01: eieio +02: sthbrx r5,0,r3 + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -844,8 +889,18 @@ _GLOBAL(_insl) subi r4,r4,4 blelr- 00: lwbrx r5,0,r3 - eieio - stwu r5,4(r4) +01: eieio +02: stwu r5,4(r4) + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -855,8 +910,18 @@ _GLOBAL(_outsl) subi r4,r4,4 blelr- 00: lwzu r5,4(r4) - stwbrx r5,0,r3 - eieio +01: stwbrx r5,0,r3 +02: eieio + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -867,8 +932,18 @@ _GLOBAL(_insw_ns) subi r4,r4,2 blelr- 00: lhz r5,0(r3) - eieio - sthu r5,2(r4) +01: eieio +02: sthu r5,2(r4) + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -879,8 +954,18 @@ _GLOBAL(_outsw_ns) subi r4,r4,2 blelr- 00: lhzu r5,2(r4) - sth r5,0(r3) - eieio +01: sth r5,0(r3) +02: eieio + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -891,8 +976,18 @@ _GLOBAL(_insl_ns) subi r4,r4,4 blelr- 00: lwz r5,0(r3) - eieio - stwu r5,4(r4) +01: eieio +02: stwu r5,4(r4) + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr @@ -903,8 +998,18 @@ _GLOBAL(_outsl_ns) subi r4,r4,4 blelr- 00: lwzu r5,4(r4) - stw r5,0(r3) - eieio +01: stw r5,0(r3) +02: eieio + ISYNC_8xx + .section .fixup,"ax" +03: blr + .text + .section __ex_table, "a" + .align 2 + .long 00b, 03b + .long 01b, 03b + .long 02b, 03b + .text bdnz 00b blr diff --git a/arch/ppc/kernel/traps.c b/arch/ppc/kernel/traps.c index 16adde6b429d..42d980e82bdc 100644 --- a/arch/ppc/kernel/traps.c +++ b/arch/ppc/kernel/traps.c @@ -159,7 +159,7 @@ void _exception(int signr, struct pt_regs *regs, int code, unsigned long addr) */ static inline int check_io_access(struct pt_regs *regs) { -#ifdef CONFIG_PPC_PMAC +#if defined CONFIG_PPC_PMAC || defined CONFIG_8xx unsigned long msr = regs->msr; const struct exception_table_entry *entry; unsigned int *nip = (unsigned int *)regs->nip; @@ -178,7 +178,11 @@ static inline int check_io_access(struct pt_regs *regs) nip -= 2; else if (*nip == 0x4c00012c) /* isync */ --nip; - if (*nip == 0x7c0004ac || (*nip >> 26) == 3) { + /* eieio from I/O string functions */ + else if ((*nip) == 0x7c0006ac || *(nip+1) == 0x7c0006ac) + nip += 2; + if (*nip == 0x7c0004ac || (*nip >> 26) == 3 || + (*(nip+1) >> 26) == 3) { /* sync or twi */ unsigned int rb; diff --git a/arch/ppc/syslib/m8xx_wdt.c b/arch/ppc/syslib/m8xx_wdt.c index c5ac5ce5d7d2..a21632d37e5a 100644 --- a/arch/ppc/syslib/m8xx_wdt.c +++ b/arch/ppc/syslib/m8xx_wdt.c @@ -14,6 +14,7 @@ #include <linux/irq.h> #include <linux/kernel.h> #include <linux/sched.h> +#include <asm/io.h> #include <asm/8xx_immap.h> #include <syslib/m8xx_wdt.h> @@ -29,8 +30,8 @@ void m8xx_wdt_reset(void) { volatile immap_t *imap = (volatile immap_t *)IMAP_ADDR; - out_be16(imap->im_siu_conf.sc_swsr, 0x556c); /* write magic1 */ - out_be16(imap->im_siu_conf.sc_swsr, 0xaa39); /* write magic2 */ + out_be16(&imap->im_siu_conf.sc_swsr, 0x556c); /* write magic1 */ + out_be16(&imap->im_siu_conf.sc_swsr, 0xaa39); /* write magic2 */ } static irqreturn_t m8xx_wdt_interrupt(int irq, void *dev, struct pt_regs *regs) @@ -39,7 +40,7 @@ static irqreturn_t m8xx_wdt_interrupt(int irq, void *dev, struct pt_regs *regs) m8xx_wdt_reset(); - out_be16(imap->im_sit.sit_piscr, in_be16(imap->im_sit.sit_piscr | PISCR_PS)); /* clear irq */ + out_be16(&imap->im_sit.sit_piscr, in_be16(&imap->im_sit.sit_piscr) | PISCR_PS); /* clear irq */ return IRQ_HANDLED; } @@ -51,7 +52,7 @@ void __init m8xx_wdt_handler_install(bd_t * binfo) u32 sypcr; u32 pitrtclk; - sypcr = in_be32(imap->im_siu_conf.sc_sypcr); + sypcr = in_be32(&imap->im_siu_conf.sc_sypcr); if (!(sypcr & 0x04)) { printk(KERN_NOTICE "m8xx_wdt: wdt disabled (SYPCR: 0x%08X)\n", @@ -87,9 +88,9 @@ void __init m8xx_wdt_handler_install(bd_t * binfo) else pitc = pitrtclk * wdt_timeout / binfo->bi_intfreq / 2; - out_be32(imap->im_sit.sit_pitc, pitc << 16); + out_be32(&imap->im_sit.sit_pitc, pitc << 16); - out_be16(imap->im_sit.sit_piscr, (mk_int_int_mask(PIT_INTERRUPT) << 8) | PISCR_PIE | PISCR_PTE); + out_be16(&imap->im_sit.sit_piscr, (mk_int_int_mask(PIT_INTERRUPT) << 8) | PISCR_PIE | PISCR_PTE); if (setup_irq(PIT_INTERRUPT, &m8xx_wdt_irqaction)) panic("m8xx_wdt: error setting up the watchdog irq!"); diff --git a/arch/ppc64/Kconfig.debug b/arch/ppc64/Kconfig.debug index f16a5030527b..b258c9314a1b 100644 --- a/arch/ppc64/Kconfig.debug +++ b/arch/ppc64/Kconfig.debug @@ -55,10 +55,6 @@ config XMON_DEFAULT xmon is normally disabled unless booted with 'xmon=on'. Use 'xmon=off' to disable xmon init during runtime. -config PPCDBG - bool "Include PPCDBG realtime debugging" - depends on DEBUG_KERNEL - config IRQSTACKS bool "Use separate kernel stacks when processing interrupts" help diff --git a/arch/ppc64/kernel/idle.c b/arch/ppc64/kernel/idle.c index 8abd2ad92832..8fec27469802 100644 --- a/arch/ppc64/kernel/idle.c +++ b/arch/ppc64/kernel/idle.c @@ -28,6 +28,7 @@ #include <asm/time.h> #include <asm/systemcfg.h> #include <asm/machdep.h> +#include <asm/smp.h> extern void power4_idle(void); diff --git a/arch/ppc64/kernel/machine_kexec.c b/arch/ppc64/kernel/machine_kexec.c index ff8679f260f3..07ea03598c00 100644 --- a/arch/ppc64/kernel/machine_kexec.c +++ b/arch/ppc64/kernel/machine_kexec.c @@ -24,6 +24,7 @@ #include <asm/mmu.h> #include <asm/sections.h> /* _end */ #include <asm/prom.h> +#include <asm/smp.h> #define HASH_GROUP_SIZE 0x80 /* size of each hash group, asm/mmu.h */ diff --git a/arch/ppc64/kernel/pci.c b/arch/ppc64/kernel/pci.c index 3d2106b022a1..30247ff74972 100644 --- a/arch/ppc64/kernel/pci.c +++ b/arch/ppc64/kernel/pci.c @@ -295,8 +295,8 @@ static void pci_parse_of_addrs(struct device_node *node, struct pci_dev *dev) } } -static struct pci_dev *of_create_pci_dev(struct device_node *node, - struct pci_bus *bus, int devfn) +struct pci_dev *of_create_pci_dev(struct device_node *node, + struct pci_bus *bus, int devfn) { struct pci_dev *dev; const char *type; @@ -354,10 +354,9 @@ static struct pci_dev *of_create_pci_dev(struct device_node *node, return dev; } +EXPORT_SYMBOL(of_create_pci_dev); -static void of_scan_pci_bridge(struct device_node *node, struct pci_dev *dev); - -static void __devinit of_scan_bus(struct device_node *node, +void __devinit of_scan_bus(struct device_node *node, struct pci_bus *bus) { struct device_node *child = NULL; @@ -381,9 +380,10 @@ static void __devinit of_scan_bus(struct device_node *node, do_bus_setup(bus); } +EXPORT_SYMBOL(of_scan_bus); -static void __devinit of_scan_pci_bridge(struct device_node *node, - struct pci_dev *dev) +void __devinit of_scan_pci_bridge(struct device_node *node, + struct pci_dev *dev) { struct pci_bus *bus; u32 *busrange, *ranges; @@ -464,9 +464,10 @@ static void __devinit of_scan_pci_bridge(struct device_node *node, else if (mode == PCI_PROBE_NORMAL) pci_scan_child_bus(bus); } +EXPORT_SYMBOL(of_scan_pci_bridge); #endif /* CONFIG_PPC_MULTIPLATFORM */ -static void __devinit scan_phb(struct pci_controller *hose) +void __devinit scan_phb(struct pci_controller *hose) { struct pci_bus *bus; struct device_node *node = hose->arch_data; diff --git a/arch/ppc64/kernel/prom.c b/arch/ppc64/kernel/prom.c index dece31e58bc4..0e8961dea3bc 100644 --- a/arch/ppc64/kernel/prom.c +++ b/arch/ppc64/kernel/prom.c @@ -46,7 +46,6 @@ #include <asm/pgtable.h> #include <asm/pci.h> #include <asm/iommu.h> -#include <asm/ppcdebug.h> #include <asm/btext.h> #include <asm/sections.h> #include <asm/machdep.h> diff --git a/arch/ppc64/kernel/prom_init.c b/arch/ppc64/kernel/prom_init.c index a4bbca6dbb8b..e72b3f9061f0 100644 --- a/arch/ppc64/kernel/prom_init.c +++ b/arch/ppc64/kernel/prom_init.c @@ -44,7 +44,6 @@ #include <asm/pgtable.h> #include <asm/pci.h> #include <asm/iommu.h> -#include <asm/ppcdebug.h> #include <asm/btext.h> #include <asm/sections.h> #include <asm/machdep.h> diff --git a/arch/ppc64/kernel/rtas_pci.c b/arch/ppc64/kernel/rtas_pci.c index 3ad15c90fbbd..3c3f19192fcc 100644 --- a/arch/ppc64/kernel/rtas_pci.c +++ b/arch/ppc64/kernel/rtas_pci.c @@ -440,7 +440,6 @@ struct pci_controller * __devinit init_phb_dynamic(struct device_node *dn) struct device_node *root = of_find_node_by_path("/"); unsigned int root_size_cells = 0; struct pci_controller *phb; - struct pci_bus *bus; int primary; root_size_cells = prom_n_size_cells(root); @@ -456,10 +455,7 @@ struct pci_controller * __devinit init_phb_dynamic(struct device_node *dn) of_node_put(root); pci_devs_phb_init_dynamic(phb); - phb->last_busno = 0xff; - bus = pci_scan_bus(phb->first_busno, phb->ops, phb->arch_data); - phb->bus = bus; - phb->last_busno = bus->subordinate; + scan_phb(phb); return phb; } diff --git a/arch/ppc64/kernel/sysfs.c b/arch/ppc64/kernel/sysfs.c index 6654b350979c..e99ec62c2c52 100644 --- a/arch/ppc64/kernel/sysfs.c +++ b/arch/ppc64/kernel/sysfs.c @@ -20,6 +20,7 @@ #include <asm/paca.h> #include <asm/lppaca.h> #include <asm/machdep.h> +#include <asm/smp.h> static DEFINE_PER_CPU(struct cpu, cpu_devices); diff --git a/arch/ppc64/kernel/udbg.c b/arch/ppc64/kernel/udbg.c index d49c3613c8ec..0d878e72fc44 100644 --- a/arch/ppc64/kernel/udbg.c +++ b/arch/ppc64/kernel/udbg.c @@ -10,12 +10,10 @@ */ #include <stdarg.h> -#define WANT_PPCDBG_TAB /* Only defined here */ #include <linux/config.h> #include <linux/types.h> #include <linux/sched.h> #include <linux/console.h> -#include <asm/ppcdebug.h> #include <asm/processor.h> void (*udbg_putc)(unsigned char c); @@ -89,59 +87,6 @@ void udbg_printf(const char *fmt, ...) va_end(args); } -/* PPCDBG stuff */ - -u64 ppc64_debug_switch; - -/* Special print used by PPCDBG() macro */ -void udbg_ppcdbg(unsigned long debug_flags, const char *fmt, ...) -{ - unsigned long active_debugs = debug_flags & ppc64_debug_switch; - - if (active_debugs) { - va_list ap; - unsigned char buf[UDBG_BUFSIZE]; - unsigned long i, len = 0; - - for (i=0; i < PPCDBG_NUM_FLAGS; i++) { - if (((1U << i) & active_debugs) && - trace_names[i]) { - len += strlen(trace_names[i]); - udbg_puts(trace_names[i]); - break; - } - } - - snprintf(buf, UDBG_BUFSIZE, " [%s]: ", current->comm); - len += strlen(buf); - udbg_puts(buf); - - while (len < 18) { - udbg_puts(" "); - len++; - } - - va_start(ap, fmt); - vsnprintf(buf, UDBG_BUFSIZE, fmt, ap); - udbg_puts(buf); - va_end(ap); - } -} - -unsigned long udbg_ifdebug(unsigned long flags) -{ - return (flags & ppc64_debug_switch); -} - -/* - * Initialize the PPCDBG state. Called before relocation has been enabled. - */ -void __init ppcdbg_initialize(void) -{ - ppc64_debug_switch = PPC_DEBUG_DEFAULT; /* | PPCDBG_BUSWALK | */ - /* PPCDBG_PHBINIT | PPCDBG_MM | PPCDBG_MMINIT | PPCDBG_TCEINIT | PPCDBG_TCE */; -} - /* * Early boot console based on udbg */ |
