diff options
Diffstat (limited to 'include/asm-sh')
30 files changed, 143 insertions, 404 deletions
diff --git a/include/asm-sh/Kbuild b/include/asm-sh/Kbuild index c68e1680da01..76a8ccf254a5 100644 --- a/include/asm-sh/Kbuild +++ b/include/asm-sh/Kbuild @@ -1 +1,3 @@ include include/asm-generic/Kbuild.asm + +header-y += cpu-features.h diff --git a/include/asm-sh/apm.h b/include/asm-sh/apm.h deleted file mode 100644 index 8b091e93651f..000000000000 --- a/include/asm-sh/apm.h +++ /dev/null @@ -1,46 +0,0 @@ -/* - * Copyright 2006 (c) Andriy Skulysh <askulysh@gmail.com> - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - */ - -#ifndef __ASM_SH_APM_H -#define __ASM_SH_APM_H - -#define APM_AC_OFFLINE 0 -#define APM_AC_ONLINE 1 -#define APM_AC_BACKUP 2 -#define APM_AC_UNKNOWN 0xff - -#define APM_BATTERY_STATUS_HIGH 0 -#define APM_BATTERY_STATUS_LOW 1 -#define APM_BATTERY_STATUS_CRITICAL 2 -#define APM_BATTERY_STATUS_CHARGING 3 -#define APM_BATTERY_STATUS_NOT_PRESENT 4 -#define APM_BATTERY_STATUS_UNKNOWN 0xff - -#define APM_BATTERY_LIFE_UNKNOWN 0xFFFF -#define APM_BATTERY_LIFE_MINUTES 0x8000 -#define APM_BATTERY_LIFE_VALUE_MASK 0x7FFF - -#define APM_BATTERY_FLAG_HIGH (1 << 0) -#define APM_BATTERY_FLAG_LOW (1 << 1) -#define APM_BATTERY_FLAG_CRITICAL (1 << 2) -#define APM_BATTERY_FLAG_CHARGING (1 << 3) -#define APM_BATTERY_FLAG_NOT_PRESENT (1 << 7) -#define APM_BATTERY_FLAG_UNKNOWN 0xff - -#define APM_UNITS_MINS 0 -#define APM_UNITS_SECS 1 -#define APM_UNITS_UNKNOWN -1 - - -extern int (*apm_get_info)(char *buf, char **start, off_t fpos, int length); -extern int apm_suspended; - -void apm_queue_event(apm_event_t event); - -#endif diff --git a/include/asm-sh/bigsur/bigsur.h b/include/asm-sh/bigsur/bigsur.h deleted file mode 100644 index 427245f93589..000000000000 --- a/include/asm-sh/bigsur/bigsur.h +++ /dev/null @@ -1,80 +0,0 @@ -/* - * - * Hitachi Big Sur Eval Board support - * - * Dustin McIntire (dustin@sensoria.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * Derived from Hitachi SH7751 reference manual - * - */ - -#ifndef _ASM_BIGSUR_H_ -#define _ASM_BIGSUR_H_ - -#include <asm/irq.h> -#include <asm/hd64465/hd64465.h> - -/* 7751 Internal IRQ's used by external CPLD controller */ -#define BIGSUR_IRQ_LOW 0 -#define BIGSUR_IRQ_NUM 14 /* External CPLD level 1 IRQs */ -#define BIGSUR_IRQ_HIGH (BIGSUR_IRQ_LOW + BIGSUR_IRQ_NUM) -#define BIGSUR_2NDLVL_IRQ_LOW (HD64465_IRQ_BASE+HD64465_IRQ_NUM) -#define BIGSUR_2NDLVL_IRQ_NUM 32 /* Level 2 IRQs = 4 regs * 8 bits */ -#define BIGSUR_2NDLVL_IRQ_HIGH (BIGSUR_2NDLVL_IRQ_LOW + \ - BIGSUR_2NDLVL_IRQ_NUM) - -/* PCI interrupt base number (A_INTA-A_INTD) */ -#define BIGSUR_SH7751_PCI_IRQ_BASE (BIGSUR_2NDLVL_IRQ_LOW+10) - -/* CPLD registers and external chip addresses */ -#define BIGSUR_HD64464_ADDR 0xB2000000 -#define BIGSUR_DGDR 0xB1FFFE00 -#define BIGSUR_BIDR 0xB1FFFD00 -#define BIGSUR_CSLR 0xB1FFFC00 -#define BIGSUR_SW1R 0xB1FFFB00 -#define BIGSUR_DBGR 0xB1FFFA00 -#define BIGSUR_BDTR 0xB1FFF900 -#define BIGSUR_BDRR 0xB1FFF800 -#define BIGSUR_PPR1 0xB1FFF700 -#define BIGSUR_PPR2 0xB1FFF600 -#define BIGSUR_IDE2 0xB1FFF500 -#define BIGSUR_IDE3 0xB1FFF400 -#define BIGSUR_SPCR 0xB1FFF300 -#define BIGSUR_ETHR 0xB1FE0000 -#define BIGSUR_PPDR 0xB1FDFF00 -#define BIGSUR_ICTL 0xB1FDFE00 -#define BIGSUR_ICMD 0xB1FDFD00 -#define BIGSUR_DMA0 0xB1FDFC00 -#define BIGSUR_DMA1 0xB1FDFB00 -#define BIGSUR_IRQ0 0xB1FDFA00 -#define BIGSUR_IRQ1 0xB1FDF900 -#define BIGSUR_IRQ2 0xB1FDF800 -#define BIGSUR_IRQ3 0xB1FDF700 -#define BIGSUR_IMR0 0xB1FDF600 -#define BIGSUR_IMR1 0xB1FDF500 -#define BIGSUR_IMR2 0xB1FDF400 -#define BIGSUR_IMR3 0xB1FDF300 -#define BIGSUR_IRLMR0 0xB1FDF200 -#define BIGSUR_IRLMR1 0xB1FDF100 -#define BIGSUR_V320USC_ADDR 0xB1000000 -#define BIGSUR_HD64465_ADDR 0xB0000000 -#define BIGSUR_INTERNAL_BASE 0xB0000000 - -/* SMC ethernet card parameters */ -#define BIGSUR_ETHER_IOPORT 0x220 - -/* IDE register paramters */ -#define BIGSUR_IDECMD_IOPORT 0x1f0 -#define BIGSUR_IDECTL_IOPORT 0x1f8 - -/* LED bit position in BIGSUR_CSLR */ -#define BIGSUR_LED (1<<4) - -/* PCI: default LOCAL memory window sizes (seen from PCI bus) */ -#define BIGSUR_LSR0_SIZE (64*(1<<20)) //64MB -#define BIGSUR_LSR1_SIZE (64*(1<<20)) //64MB - -#endif /* _ASM_BIGSUR_H_ */ diff --git a/include/asm-sh/bigsur/io.h b/include/asm-sh/bigsur/io.h deleted file mode 100644 index 1470ac8d4a39..000000000000 --- a/include/asm-sh/bigsur/io.h +++ /dev/null @@ -1,35 +0,0 @@ -/* - * include/asm-sh/bigsur/io.h - * - * By Dustin McIntire (dustin@sensoria.com) (c)2001 - * Derived from io_hd64465.h, which bore the message: - * By Greg Banks <gbanks@pocketpenguins.com> - * (c) 2000 PocketPenguins Inc. - * and from io_hd64461.h, which bore the message: - * Copyright 2000 Stuart Menefy (stuart.menefy@st.com) - * - * May be copied or modified under the terms of the GNU General Public - * License. See linux/COPYING for more information. - * - * IO functions for a Hitachi Big Sur Evaluation Board. - */ - -#ifndef _ASM_SH_IO_BIGSUR_H -#define _ASM_SH_IO_BIGSUR_H - -#include <linux/types.h> - -extern unsigned long bigsur_isa_port2addr(unsigned long offset); -extern int bigsur_irq_demux(int irq); -/* Provision for generic secondary demux step -- used by PCMCIA code */ -extern void bigsur_register_irq_demux(int irq, - int (*demux)(int irq, void *dev), void *dev); -extern void bigsur_unregister_irq_demux(int irq); -/* Set this variable to 1 to see port traffic */ -extern int bigsur_io_debug; -/* Map a range of ports to a range of kernel virtual memory. */ -extern void bigsur_port_map(u32 baseport, u32 nports, u32 addr, u8 shift); -extern void bigsur_port_unmap(u32 baseport, u32 nports); - -#endif /* _ASM_SH_IO_BIGSUR_H */ - diff --git a/include/asm-sh/bigsur/serial.h b/include/asm-sh/bigsur/serial.h deleted file mode 100644 index a08fa82fe45a..000000000000 --- a/include/asm-sh/bigsur/serial.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * include/asm-sh/bigsur/serial.h - * - * Configuration details for Big Sur 16550 based serial ports - * i.e. HD64465, PCMCIA, etc. - */ - -#ifndef _ASM_SERIAL_BIGSUR_H -#define _ASM_SERIAL_BIGSUR_H -#include <asm/hd64465.h> - -#define BASE_BAUD (3379200 / 16) - -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) - - -#define SERIAL_PORT_DFNS \ - /* UART CLK PORT IRQ FLAGS */ \ - { 0, BASE_BAUD, 0x3F8, HD64465_IRQ_UART, STD_COM_FLAGS } /* ttyS0 */ - -/* XXX: This should be moved ino irq.h */ -#define irq_cannonicalize(x) (x) - -#endif /* _ASM_SERIAL_BIGSUR_H */ diff --git a/include/asm-sh/bugs.h b/include/asm-sh/bugs.h index a294997a8412..5a117ec43c77 100644 --- a/include/asm-sh/bugs.h +++ b/include/asm-sh/bugs.h @@ -19,9 +19,9 @@ static void __init check_bugs(void) extern unsigned long loops_per_jiffy; char *p = &init_utsname()->machine[2]; /* "sh" */ - cpu_data->loops_per_jiffy = loops_per_jiffy; + current_cpu_data.loops_per_jiffy = loops_per_jiffy; - switch (cpu_data->type) { + switch (current_cpu_data.type) { case CPU_SH7604 ... CPU_SH7619: *p++ = '2'; break; @@ -54,7 +54,7 @@ static void __init check_bugs(void) break; } - printk("CPU: %s\n", get_cpu_subtype()); + printk("CPU: %s\n", get_cpu_subtype(¤t_cpu_data)); #ifndef __LITTLE_ENDIAN__ /* 'eb' means 'Endian Big' */ diff --git a/include/asm-sh/cacheflush.h b/include/asm-sh/cacheflush.h index 07f62ec9ff0c..22f12634975b 100644 --- a/include/asm-sh/cacheflush.h +++ b/include/asm-sh/cacheflush.h @@ -30,5 +30,8 @@ extern void __flush_invalidate_region(void *start, int size); #define HAVE_ARCH_UNMAPPED_AREA +/* Page flag for lazy dcache write-back for the aliasing UP caches */ +#define PG_dcache_dirty PG_arch_1 + #endif /* __KERNEL__ */ #endif /* __ASM_SH_CACHEFLUSH_H */ diff --git a/include/asm-sh/cpu-sh3/cacheflush.h b/include/asm-sh/cpu-sh3/cacheflush.h index f70d8ef76a15..6fabbba228de 100644 --- a/include/asm-sh/cpu-sh3/cacheflush.h +++ b/include/asm-sh/cpu-sh3/cacheflush.h @@ -36,8 +36,6 @@ /* 32KB cache, 4kb PAGE sizes need to check bit 12 */ #define CACHE_ALIAS 0x00001000 -#define PG_mapped PG_arch_1 - void flush_cache_all(void); void flush_cache_mm(struct mm_struct *mm); #define flush_cache_dup_mm(mm) flush_cache_mm(mm) diff --git a/include/asm-sh/cpu-sh4/cacheflush.h b/include/asm-sh/cpu-sh4/cacheflush.h index b01a10f31225..b3746a936a09 100644 --- a/include/asm-sh/cpu-sh4/cacheflush.h +++ b/include/asm-sh/cpu-sh4/cacheflush.h @@ -17,6 +17,7 @@ * so we need them. */ void flush_cache_all(void); +void flush_dcache_all(void); void flush_cache_mm(struct mm_struct *mm); #define flush_cache_dup_mm(mm) flush_cache_mm(mm) void flush_cache_range(struct vm_area_struct *vma, unsigned long start, @@ -38,16 +39,4 @@ void flush_icache_user_range(struct vm_area_struct *vma, struct page *page, /* Initialization of P3 area for copy_user_page */ void p3_cache_init(void); -#define PG_mapped PG_arch_1 - -#ifdef CONFIG_MMU -extern int remap_area_pages(unsigned long addr, unsigned long phys_addr, - unsigned long size, unsigned long flags); -#else /* CONFIG_MMU */ -static inline int remap_area_pages(unsigned long addr, unsigned long phys_addr, - unsigned long size, unsigned long flags) -{ - return 0; -} -#endif /* CONFIG_MMU */ #endif /* __ASM_CPU_SH4_CACHEFLUSH_H */ diff --git a/include/asm-sh/cpu-sh4/dma.h b/include/asm-sh/cpu-sh4/dma.h index 3e4b3e6d80c0..c135e9cebd9c 100644 --- a/include/asm-sh/cpu-sh4/dma.h +++ b/include/asm-sh/cpu-sh4/dma.h @@ -3,6 +3,17 @@ #define DMAOR_INIT ( 0x8000 | DMAOR_DME ) +/* SH7751/7760/7780 DMA IRQ sources */ +#define DMTE0_IRQ 34 +#define DMTE1_IRQ 35 +#define DMTE2_IRQ 36 +#define DMTE3_IRQ 37 +#define DMTE4_IRQ 44 +#define DMTE5_IRQ 45 +#define DMTE6_IRQ 46 +#define DMTE7_IRQ 47 +#define DMAE_IRQ 38 + #ifdef CONFIG_CPU_SH4A #define SH_DMAC_BASE 0xfc808020 diff --git a/include/asm-sh/dma-mapping.h b/include/asm-sh/dma-mapping.h index 8d0867b98e05..d3bc7818bbbe 100644 --- a/include/asm-sh/dma-mapping.h +++ b/include/asm-sh/dma-mapping.h @@ -53,6 +53,10 @@ static inline void dma_free_coherent(struct device *dev, size_t size, consistent_free(vaddr, size); } +#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f) +#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h) +#define dma_is_consistent(d, h) (1) + static inline void dma_cache_sync(struct device *dev, void *vaddr, size_t size, enum dma_data_direction dir) { diff --git a/include/asm-sh/ec3104/ec3104.h b/include/asm-sh/ec3104/ec3104.h deleted file mode 100644 index 639cfa489c8f..000000000000 --- a/include/asm-sh/ec3104/ec3104.h +++ /dev/null @@ -1,43 +0,0 @@ -#ifndef __ASM_EC3104_H -#define __ASM_EC3104_H - - -/* - * Most of the register set is at 0xb0ec0000 - 0xb0ecffff. - * - * as far as I've figured it out the register map is: - * 0xb0ec0000 - id string - * 0xb0ec0XXX - power management - * 0xb0ec1XXX - interrupt control - * 0xb0ec3XXX - ps2 port (touch pad on aero 8000) - * 0xb0ec6XXX - i2c - * 0xb0ec7000 - first serial port (proprietary connector on aero 8000) - * 0xb0ec8000 - second serial port - * 0xb0ec9000 - third serial port - * 0xb0eca000 - fourth serial port (keyboard controller on aero 8000) - * 0xb0eccXXX - GPIO - * 0xb0ecdXXX - GPIO - */ - -#define EC3104_BASE 0xb0ec0000 - -#define EC3104_SER4_DATA (EC3104_BASE+0xa000) -#define EC3104_SER4_IIR (EC3104_BASE+0xa008) -#define EC3104_SER4_MCR (EC3104_BASE+0xa010) -#define EC3104_SER4_LSR (EC3104_BASE+0xa014) -#define EC3104_SER4_MSR (EC3104_BASE+0xa018) - -/* - * our ISA bus. this seems to be real ISA. - */ -#define EC3104_ISA_BASE 0xa5000000 - -#define EC3104_IRQ 11 -#define EC3104_IRQBASE 64 - -#define EC3104_IRQ_SER1 EC3104_IRQBASE + 7 -#define EC3104_IRQ_SER2 EC3104_IRQBASE + 8 -#define EC3104_IRQ_SER3 EC3104_IRQBASE + 9 -#define EC3104_IRQ_SER4 EC3104_IRQBASE + 10 - -#endif /* __ASM_EC3104_H */ diff --git a/include/asm-sh/ec3104/io.h b/include/asm-sh/ec3104/io.h deleted file mode 100644 index ea5c8e65ac11..000000000000 --- a/include/asm-sh/ec3104/io.h +++ /dev/null @@ -1,16 +0,0 @@ -#ifndef _ASM_SH_IO_EC3104_H -#define _ASM_SH_IO_EC3104_H - -#include <linux/types.h> - -extern unsigned char ec3104_inb(unsigned long port); -extern unsigned short ec3104_inw(unsigned long port); -extern unsigned long ec3104_inl(unsigned long port); - -extern void ec3104_outb(unsigned char value, unsigned long port); -extern void ec3104_outw(unsigned short value, unsigned long port); -extern void ec3104_outl(unsigned long value, unsigned long port); - -extern int ec3104_irq_demux(int irq); - -#endif /* _ASM_SH_IO_EC3104_H */ diff --git a/include/asm-sh/ec3104/keyboard.h b/include/asm-sh/ec3104/keyboard.h deleted file mode 100644 index c1253a683197..000000000000 --- a/include/asm-sh/ec3104/keyboard.h +++ /dev/null @@ -1,15 +0,0 @@ -extern unsigned char ec3104_kbd_sysrq_xlate[]; -extern int ec3104_kbd_setkeycode(unsigned int scancode, unsigned int keycode); -extern int ec3104_kbd_getkeycode(unsigned int scancode); -extern int ec3104_kbd_translate(unsigned char, unsigned char *, char); -extern char ec3104_kbd_unexpected_up(unsigned char); -extern void ec3104_kbd_leds(unsigned char); -extern void ec3104_kbd_init_hw(void); - -#define kbd_sysrq_xlate ec3104_kbd_sysrq_xlate -#define kbd_setkeycode ec3104_kbd_setkeycode -#define kbd_getkeycode ec3104_kbd_getkeycode -#define kbd_translate ec3104_kbd_translate -#define kbd_unexpected_up ec3104_kbd_unexpected_up -#define kbd_leds ec3104_kbd_leds -#define kbd_init_hw ec3104_kbd_init_hw diff --git a/include/asm-sh/ec3104/serial.h b/include/asm-sh/ec3104/serial.h deleted file mode 100644 index cfe4d78ec1ee..000000000000 --- a/include/asm-sh/ec3104/serial.h +++ /dev/null @@ -1,20 +0,0 @@ -#include <asm/ec3104.h> -/* Naturally we don't know the exact value but 115200 baud has a divisor - * of 9 and 19200 baud has a divisor of 52, so this seems like a good - * guess. */ -#define BASE_BAUD (16800000 / 16) - -#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST) - -/* there is a fourth serial port with the expected values as well, but - * it's got the keyboard controller behind it so we can't really use it - * (without moving the keyboard driver to userspace, which doesn't sound - * like a very good idea) */ -#define SERIAL_PORT_DFNS \ - /* UART CLK PORT IRQ FLAGS */ \ - { 0, BASE_BAUD, 0x11C00, EC3104_IRQBASE+7, STD_COM_FLAGS }, /* ttyS0 */ \ - { 0, BASE_BAUD, 0x12000, EC3104_IRQBASE+8, STD_COM_FLAGS }, /* ttyS1 */ \ - { 0, BASE_BAUD, 0x12400, EC3104_IRQBASE+9, STD_COM_FLAGS }, /* ttyS2 */ - -/* XXX: This should be moved ino irq.h */ -#define irq_cannonicalize(x) (x) diff --git a/include/asm-sh/irq.h b/include/asm-sh/irq.h index bff965ef4b95..8ccf7ae593ef 100644 --- a/include/asm-sh/irq.h +++ b/include/asm-sh/irq.h @@ -66,12 +66,8 @@ /* 3. OFFCHIP_NR_IRQS */ #if defined(CONFIG_HD64461) # define OFFCHIP_NR_IRQS 18 -#elif defined (CONFIG_SH_BIGSUR) /* must be before CONFIG_HD64465 */ -# define OFFCHIP_NR_IRQS 48 #elif defined(CONFIG_HD64465) # define OFFCHIP_NR_IRQS 16 -#elif defined (CONFIG_SH_EC3104) -# define OFFCHIP_NR_IRQS 16 #elif defined (CONFIG_SH_DREAMCAST) # define OFFCHIP_NR_IRQS 96 #elif defined (CONFIG_SH_TITAN) diff --git a/include/asm-sh/kgdb.h b/include/asm-sh/kgdb.h index 7b26f53fe343..0095c665d272 100644 --- a/include/asm-sh/kgdb.h +++ b/include/asm-sh/kgdb.h @@ -85,10 +85,10 @@ extern int setjmp(jmp_buf __jmpb); #define KGDB_PRINTK(...) printk("KGDB: " __VA_ARGS__) /* Forced breakpoint */ -#define BREAKPOINT() do { \ - if (kgdb_enabled) { \ - asm volatile("trapa #0xff"); \ - } \ +#define BREAKPOINT() \ +do { \ + if (kgdb_enabled) \ + __asm__ __volatile__("trapa #0x3c"); \ } while (0) /* KGDB should be able to flush all kernel text space */ diff --git a/include/asm-sh/mmu.h b/include/asm-sh/mmu.h index cf47df79bb94..eb0358c097d0 100644 --- a/include/asm-sh/mmu.h +++ b/include/asm-sh/mmu.h @@ -1,25 +1,19 @@ #ifndef __MMU_H #define __MMU_H -#if !defined(CONFIG_MMU) +/* Default "unsigned long" context */ +typedef unsigned long mm_context_id_t[NR_CPUS]; typedef struct { +#ifdef CONFIG_MMU + mm_context_id_t id; + void *vdso; +#else struct vm_list_struct *vmlist; unsigned long end_brk; +#endif } mm_context_t; -#else - -/* Default "unsigned long" context */ -typedef unsigned long mm_context_id_t; - -typedef struct { - mm_context_id_t id; - void *vdso; -} mm_context_t; - -#endif /* CONFIG_MMU */ - /* * Privileged Space Mapping Buffer (PMB) definitions */ diff --git a/include/asm-sh/mmu_context.h b/include/asm-sh/mmu_context.h index 46f04e23bd45..342024425b7d 100644 --- a/include/asm-sh/mmu_context.h +++ b/include/asm-sh/mmu_context.h @@ -1,6 +1,6 @@ /* * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2003 Paul Mundt + * Copyright (C) 2003 - 2006 Paul Mundt * * ASID handling idea taken from MIPS implementation. */ @@ -19,11 +19,6 @@ * (b) ASID (Address Space IDentifier) */ -/* - * Cache of MMU context last used. - */ -extern unsigned long mmu_context_cache; - #define MMU_CONTEXT_ASID_MASK 0x000000ff #define MMU_CONTEXT_VERSION_MASK 0xffffff00 #define MMU_CONTEXT_FIRST_VERSION 0x00000100 @@ -32,6 +27,11 @@ extern unsigned long mmu_context_cache; /* ASID is 8-bit value, so it can't be 0x100 */ #define MMU_NO_ASID 0x100 +#define cpu_context(cpu, mm) ((mm)->context.id[cpu]) +#define cpu_asid(cpu, mm) (cpu_context((cpu), (mm)) & \ + MMU_CONTEXT_ASID_MASK) +#define asid_cache(cpu) (cpu_data[cpu].asid_cache) + /* * Virtual Page Number mask */ @@ -41,18 +41,17 @@ extern unsigned long mmu_context_cache; /* * Get MMU context if needed. */ -static inline void get_mmu_context(struct mm_struct *mm) +static inline void get_mmu_context(struct mm_struct *mm, unsigned int cpu) { - unsigned long mc = mmu_context_cache; + unsigned long asid = asid_cache(cpu); /* Check if we have old version of context. */ - if (((mm->context.id ^ mc) & MMU_CONTEXT_VERSION_MASK) == 0) + if (((cpu_context(cpu, mm) ^ asid) & MMU_CONTEXT_VERSION_MASK) == 0) /* It's up to date, do nothing */ return; /* It's old, we need to get new context with new version. */ - mc = ++mmu_context_cache; - if (!(mc & MMU_CONTEXT_ASID_MASK)) { + if (!(++asid & MMU_CONTEXT_ASID_MASK)) { /* * We exhaust ASID of this version. * Flush all TLB and start new cycle. @@ -63,10 +62,11 @@ static inline void get_mmu_context(struct mm_struct *mm) * Fix version; Note that we avoid version #0 * to distingush NO_CONTEXT. */ - if (!mc) - mmu_context_cache = mc = MMU_CONTEXT_FIRST_VERSION; + if (!asid) + asid = MMU_CONTEXT_FIRST_VERSION; } - mm->context.id = mc; + + cpu_context(cpu, mm) = asid_cache(cpu) = asid; } /* @@ -74,9 +74,13 @@ static inline void get_mmu_context(struct mm_struct *mm) * instance. */ static inline int init_new_context(struct task_struct *tsk, - struct mm_struct *mm) + struct mm_struct *mm) { - mm->context.id = NO_CONTEXT; + int i; + + for (i = 0; i < num_online_cpus(); i++) + cpu_context(i, mm) = NO_CONTEXT; + return 0; } @@ -117,10 +121,10 @@ static inline unsigned long get_asid(void) * After we have set current->mm to a new value, this activates * the context for the new mm so we see the new mappings. */ -static inline void activate_context(struct mm_struct *mm) +static inline void activate_context(struct mm_struct *mm, unsigned int cpu) { - get_mmu_context(mm); - set_asid(mm->context.id & MMU_CONTEXT_ASID_MASK); + get_mmu_context(mm, cpu); + set_asid(cpu_asid(cpu, mm)); } /* MMU_TTB is used for optimizing the fault handling. */ @@ -138,10 +142,15 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next, struct task_struct *tsk) { + unsigned int cpu = smp_processor_id(); + if (likely(prev != next)) { + cpu_set(cpu, next->cpu_vm_mask); set_TTB(next->pgd); - activate_context(next); - } + activate_context(next, cpu); + } else + if (!cpu_test_and_set(cpu, next->cpu_vm_mask)) + activate_context(next, cpu); } #define deactivate_mm(tsk,mm) do { } while (0) @@ -159,7 +168,7 @@ enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) #define destroy_context(mm) do { } while (0) #define set_asid(asid) do { } while (0) #define get_asid() (0) -#define activate_context(mm) do { } while (0) +#define activate_context(mm,cpu) do { } while (0) #define switch_mm(prev,next,tsk) do { } while (0) #define deactivate_mm(tsk,mm) do { } while (0) #define activate_mm(prev,next) do { } while (0) @@ -174,14 +183,16 @@ enter_lazy_tlb(struct mm_struct *mm, struct task_struct *tsk) */ static inline void enable_mmu(void) { + unsigned int cpu = smp_processor_id(); + /* Enable MMU */ ctrl_outl(MMU_CONTROL_INIT, MMUCR); ctrl_barrier(); - if (mmu_context_cache == NO_CONTEXT) - mmu_context_cache = MMU_CONTEXT_FIRST_VERSION; + if (asid_cache(cpu) == NO_CONTEXT) + asid_cache(cpu) = MMU_CONTEXT_FIRST_VERSION; - set_asid(mmu_context_cache & MMU_CONTEXT_ASID_MASK); + set_asid(asid_cache(cpu) & MMU_CONTEXT_ASID_MASK); } static inline void disable_mmu(void) diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h index 380fd62dd05a..ac4b4677f28c 100644 --- a/include/asm-sh/page.h +++ b/include/asm-sh/page.h @@ -13,6 +13,8 @@ [ P4 control ] 0xE0000000 */ +#ifdef __KERNEL__ + /* PAGE_SHIFT determines the page size */ #if defined(CONFIG_PAGE_SIZE_4KB) # define PAGE_SHIFT 12 @@ -51,7 +53,6 @@ #define HUGETLB_PAGE_ORDER (HPAGE_SHIFT-PAGE_SHIFT) #endif -#ifdef __KERNEL__ #ifndef __ASSEMBLY__ extern void (*clear_page)(void *to); diff --git a/include/asm-sh/pgtable.h b/include/asm-sh/pgtable.h index 036ca2843866..9214c015fe14 100644 --- a/include/asm-sh/pgtable.h +++ b/include/asm-sh/pgtable.h @@ -43,17 +43,17 @@ extern unsigned long empty_zero_page[PAGE_SIZE / sizeof(unsigned long)]; /* PGD bits */ #define PGDIR_SHIFT (PTE_SHIFT + PTE_BITS) #define PGDIR_BITS (32 - PGDIR_SHIFT) -#define PGDIR_SIZE (1 << PGDIR_SHIFT) +#define PGDIR_SIZE (1UL << PGDIR_SHIFT) #define PGDIR_MASK (~(PGDIR_SIZE-1)) /* Entries per level */ -#define PTRS_PER_PTE (PAGE_SIZE / 4) +#define PTRS_PER_PTE (PAGE_SIZE / (1 << PTE_MAGNITUDE)) #define PTRS_PER_PGD (PAGE_SIZE / 4) #define USER_PTRS_PER_PGD (TASK_SIZE/PGDIR_SIZE) #define FIRST_USER_ADDRESS 0 -#define PTE_PHYS_MASK 0x1ffff000 +#define PTE_PHYS_MASK (0x20000000 - PAGE_SIZE) /* * First 1MB map is used by fixed purpose. @@ -583,11 +583,6 @@ struct mm_struct; extern unsigned int kobjsize(const void *objp); #endif /* !CONFIG_MMU */ -#if defined(CONFIG_CPU_SH4) || defined(CONFIG_SH7705_CACHE_32KB) -#define __HAVE_ARCH_PTEP_GET_AND_CLEAR -extern pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); -#endif - extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; extern void paging_init(void); diff --git a/include/asm-sh/processor.h b/include/asm-sh/processor.h index e29f2abb92de..3e46a7afe764 100644 --- a/include/asm-sh/processor.h +++ b/include/asm-sh/processor.h @@ -27,8 +27,6 @@ #define CCN_CVR 0xff000040 #define CCN_PRR 0xff000044 -const char *get_cpu_subtype(void); - /* * CPU type and hardware bug flags. Kept separately for each CPU. * @@ -66,6 +64,7 @@ enum cpu_type { struct sh_cpuinfo { unsigned int type; unsigned long loops_per_jiffy; + unsigned long asid_cache; struct cache_info icache; /* Primary I-cache */ struct cache_info dcache; /* Primary D-cache */ @@ -288,5 +287,8 @@ extern int vsyscall_init(void); #define vsyscall_init() do { } while (0) #endif +/* arch/sh/kernel/setup.c */ +const char *get_cpu_subtype(struct sh_cpuinfo *c); + #endif /* __KERNEL__ */ #endif /* __ASM_SH_PROCESSOR_H */ diff --git a/include/asm-sh/rts7751r2d.h b/include/asm-sh/rts7751r2d.h index 796b8fcb81a8..10565ac7966a 100644 --- a/include/asm-sh/rts7751r2d.h +++ b/include/asm-sh/rts7751r2d.h @@ -68,6 +68,10 @@ #define IRQ_PCISLOT2 10 /* PCI Slot #2 IRQ */ #define IRQ_EXTENTION 11 /* EXTn IRQ */ +/* arch/sh/boards/renesas/rts7751r2d/irq.c */ +void init_rts7751r2d_IRQ(void); +int rts7751r2d_irq_demux(int); + #define __IO_PREFIX rts7751r2d #include <asm/io_generic.h> diff --git a/include/asm-sh/serial.h b/include/asm-sh/serial.h index 8734590d27e8..21f6d330f189 100644 --- a/include/asm-sh/serial.h +++ b/include/asm-sh/serial.h @@ -9,11 +9,6 @@ #include <linux/kernel.h> -#ifdef CONFIG_SH_EC3104 -#include <asm/serial-ec3104.h> -#elif defined (CONFIG_SH_BIGSUR) -#include <asm/serial-bigsur.h> -#else /* * This assumes you have a 1.8432 MHz clock for your UART. * @@ -34,12 +29,8 @@ #else -#define SERIAL_PORT_DFNS \ - /* UART CLK PORT IRQ FLAGS */ \ - { 0, BASE_BAUD, 0x3F8, 4, STD_COM_FLAGS }, /* ttyS0 */ \ - { 0, BASE_BAUD, 0x2F8, 3, STD_COM_FLAGS } /* ttyS1 */ +#define SERIAL_PORT_DFNS #endif -#endif #endif /* _ASM_SERIAL_H */ diff --git a/include/asm-sh/termios.h b/include/asm-sh/termios.h index 44edfd471443..e7c8f86ef890 100644 --- a/include/asm-sh/termios.h +++ b/include/asm-sh/termios.h @@ -39,24 +39,6 @@ struct termio { /* ioctl (fd, TIOCSERGETLSR, &result) where result may be as below */ -/* line disciplines */ -#define N_TTY 0 -#define N_SLIP 1 -#define N_MOUSE 2 -#define N_PPP 3 -#define N_STRIP 4 -#define N_AX25 5 -#define N_X25 6 /* X.25 async */ -#define N_6PACK 7 -#define N_MASC 8 /* Reserved for Mobitex module <kaz@cafe.net> */ -#define N_R3964 9 /* Reserved for Simatic R3964 module */ -#define N_PROFIBUS_FDL 10 /* Reserved for Profibus <Dave@mvhi.com> */ -#define N_IRDA 11 /* Linux IR - http://irda.sourceforge.net/ */ -#define N_SMSBLOCK 12 /* SMS block mode - for talking to GSM data cards about SMS messages */ -#define N_HDLC 13 /* synchronous HDLC */ -#define N_SYNC_PPP 14 -#define N_HCI 15 /* Bluetooth HCI UART */ - #ifdef __KERNEL__ /* intr=^C quit=^\ erase=del kill=^U diff --git a/include/asm-sh/thread_info.h b/include/asm-sh/thread_info.h index 879f741105db..279e70a77c75 100644 --- a/include/asm-sh/thread_info.h +++ b/include/asm-sh/thread_info.h @@ -32,12 +32,20 @@ struct thread_info { #define PREEMPT_ACTIVE 0x10000000 -#ifdef CONFIG_4KSTACKS -#define THREAD_SIZE (PAGE_SIZE) +#if defined(CONFIG_4KSTACKS) +#define THREAD_SIZE_ORDER (0) +#elif defined(CONFIG_PAGE_SIZE_4KB) +#define THREAD_SIZE_ORDER (1) +#elif defined(CONFIG_PAGE_SIZE_8KB) +#define THREAD_SIZE_ORDER (1) +#elif defined(CONFIG_PAGE_SIZE_64KB) +#define THREAD_SIZE_ORDER (0) #else -#define THREAD_SIZE (PAGE_SIZE * 2) +#error "Unknown thread size" #endif -#define STACK_WARN (THREAD_SIZE / 8) + +#define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) +#define STACK_WARN (THREAD_SIZE >> 3) /* * macros/functions for gaining access to the thread information structure diff --git a/include/asm-sh/tlbflush.h b/include/asm-sh/tlbflush.h index 28c073b0fbab..455fb8da441e 100644 --- a/include/asm-sh/tlbflush.h +++ b/include/asm-sh/tlbflush.h @@ -4,7 +4,6 @@ /* * TLB flushing: * - * - flush_tlb() flushes the current mm struct TLBs * - flush_tlb_all() flushes all processes TLBs * - flush_tlb_mm(mm) flushes the specified mm context TLB's * - flush_tlb_page(vma, vmaddr) flushes one page @@ -12,20 +11,45 @@ * - flush_tlb_kernel_range(start, end) flushes a range of kernel pages * - flush_tlb_pgtables(mm, start, end) flushes a range of page tables */ +extern void local_flush_tlb_all(void); +extern void local_flush_tlb_mm(struct mm_struct *mm); +extern void local_flush_tlb_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end); +extern void local_flush_tlb_page(struct vm_area_struct *vma, + unsigned long page); +extern void local_flush_tlb_kernel_range(unsigned long start, + unsigned long end); +extern void local_flush_tlb_one(unsigned long asid, unsigned long page); + +#ifdef CONFIG_SMP -extern void flush_tlb(void); extern void flush_tlb_all(void); extern void flush_tlb_mm(struct mm_struct *mm); extern void flush_tlb_range(struct vm_area_struct *vma, unsigned long start, unsigned long end); extern void flush_tlb_page(struct vm_area_struct *vma, unsigned long page); -extern void __flush_tlb_page(unsigned long asid, unsigned long page); +extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); +extern void flush_tlb_one(unsigned long asid, unsigned long page); + +#else + +#define flush_tlb_all() local_flush_tlb_all() +#define flush_tlb_mm(mm) local_flush_tlb_mm(mm) +#define flush_tlb_page(vma, page) local_flush_tlb_page(vma, page) +#define flush_tlb_one(asid, page) local_flush_tlb_one(asid, page) + +#define flush_tlb_range(vma, start, end) \ + local_flush_tlb_range(vma, start, end) + +#define flush_tlb_kernel_range(start, end) \ + local_flush_tlb_kernel_range(start, end) + +#endif /* CONFIG_SMP */ static inline void flush_tlb_pgtables(struct mm_struct *mm, unsigned long start, unsigned long end) -{ /* Nothing to do */ +{ + /* Nothing to do */ } - -extern void flush_tlb_kernel_range(unsigned long start, unsigned long end); - #endif /* __ASM_SH_TLBFLUSH_H */ diff --git a/include/asm-sh/ubc.h b/include/asm-sh/ubc.h index 694f51f47941..ae9bbdeefbe1 100644 --- a/include/asm-sh/ubc.h +++ b/include/asm-sh/ubc.h @@ -17,7 +17,7 @@ /* User Break Controller */ #if defined(CONFIG_CPU_SUBTYPE_SH7707) || defined(CONFIG_CPU_SUBTYPE_SH7709) || \ defined(CONFIG_CPU_SUBTYPE_SH7300) -#define UBC_TYPE_SH7729 (cpu_data->type == CPU_SH7729) +#define UBC_TYPE_SH7729 (current_cpu_data.type == CPU_SH7729) #else #define UBC_TYPE_SH7729 0 #endif diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h index f982073dc6c6..17f527bfd455 100644 --- a/include/asm-sh/unistd.h +++ b/include/asm-sh/unistd.h @@ -292,22 +292,22 @@ #define __NR_mq_getsetattr (__NR_mq_open+5) #define __NR_kexec_load 283 #define __NR_waitid 284 -/* #define __NR_sys_setaltroot 285 */ -#define __NR_add_key 286 -#define __NR_request_key 287 -#define __NR_keyctl 288 -#define __NR_ioprio_set 289 -#define __NR_ioprio_get 290 -#define __NR_inotify_init 291 -#define __NR_inotify_add_watch 292 -#define __NR_inotify_rm_watch 293 +#define __NR_add_key 285 +#define __NR_request_key 286 +#define __NR_keyctl 287 +#define __NR_ioprio_set 288 +#define __NR_ioprio_get 289 +#define __NR_inotify_init 290 +#define __NR_inotify_add_watch 291 +#define __NR_inotify_rm_watch 292 +/* 293 is unused */ #define __NR_migrate_pages 294 #define __NR_openat 295 #define __NR_mkdirat 296 #define __NR_mknodat 297 #define __NR_fchownat 298 #define __NR_futimesat 299 -#define __NR_newfstatat 300 +#define __NR_fstatat64 300 #define __NR_unlinkat 301 #define __NR_renameat 302 #define __NR_linkat 303 diff --git a/include/asm-sh/voyagergx.h b/include/asm-sh/voyagergx.h index 99b0807d1c9f..64c936b22715 100644 --- a/include/asm-sh/voyagergx.h +++ b/include/asm-sh/voyagergx.h @@ -308,6 +308,9 @@ #define AC97C_READ (1 << 19) #define AC97C_WD_BIT (1 << 2) #define AC97C_INDEX_MASK 0x7f -/* -------------------------------------------------------------------- */ + +/* arch/sh/cchips/voyagergx/consistent.c */ +void *voyagergx_consistent_alloc(struct device *, size_t, dma_addr_t *, gfp_t); +int voyagergx_consistent_free(struct device *, size_t, void *, dma_addr_t); #endif /* _VOYAGER_GX_REG_H */ |
