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Diffstat (limited to 'arch/sh/include/asm/system_32.h')
-rw-r--r--arch/sh/include/asm/system_32.h236
1 files changed, 0 insertions, 236 deletions
diff --git a/arch/sh/include/asm/system_32.h b/arch/sh/include/asm/system_32.h
deleted file mode 100644
index a4ad1cd9bc4..00000000000
--- a/arch/sh/include/asm/system_32.h
+++ /dev/null
@@ -1,236 +0,0 @@
-#ifndef __ASM_SH_SYSTEM_32_H
-#define __ASM_SH_SYSTEM_32_H
-
-#include <linux/types.h>
-#include <asm/mmu.h>
-
-#ifdef CONFIG_SH_DSP
-
-#define is_dsp_enabled(tsk) \
- (!!(tsk->thread.dsp_status.status & SR_DSP))
-
-#define __restore_dsp(tsk) \
-do { \
- register u32 *__ts2 __asm__ ("r2") = \
- (u32 *)&tsk->thread.dsp_status; \
- __asm__ __volatile__ ( \
- ".balign 4\n\t" \
- "movs.l @r2+, a0\n\t" \
- "movs.l @r2+, a1\n\t" \
- "movs.l @r2+, a0g\n\t" \
- "movs.l @r2+, a1g\n\t" \
- "movs.l @r2+, m0\n\t" \
- "movs.l @r2+, m1\n\t" \
- "movs.l @r2+, x0\n\t" \
- "movs.l @r2+, x1\n\t" \
- "movs.l @r2+, y0\n\t" \
- "movs.l @r2+, y1\n\t" \
- "lds.l @r2+, dsr\n\t" \
- "ldc.l @r2+, rs\n\t" \
- "ldc.l @r2+, re\n\t" \
- "ldc.l @r2+, mod\n\t" \
- : : "r" (__ts2)); \
-} while (0)
-
-
-#define __save_dsp(tsk) \
-do { \
- register u32 *__ts2 __asm__ ("r2") = \
- (u32 *)&tsk->thread.dsp_status + 14; \
- \
- __asm__ __volatile__ ( \
- ".balign 4\n\t" \
- "stc.l mod, @-r2\n\t" \
- "stc.l re, @-r2\n\t" \
- "stc.l rs, @-r2\n\t" \
- "sts.l dsr, @-r2\n\t" \
- "movs.l y1, @-r2\n\t" \
- "movs.l y0, @-r2\n\t" \
- "movs.l x1, @-r2\n\t" \
- "movs.l x0, @-r2\n\t" \
- "movs.l m1, @-r2\n\t" \
- "movs.l m0, @-r2\n\t" \
- "movs.l a1g, @-r2\n\t" \
- "movs.l a0g, @-r2\n\t" \
- "movs.l a1, @-r2\n\t" \
- "movs.l a0, @-r2\n\t" \
- : : "r" (__ts2)); \
-} while (0)
-
-#else
-
-#define is_dsp_enabled(tsk) (0)
-#define __save_dsp(tsk) do { } while (0)
-#define __restore_dsp(tsk) do { } while (0)
-#endif
-
-#if defined(CONFIG_CPU_SH4A)
-#define __icbi(addr) __asm__ __volatile__ ( "icbi @%0\n\t" : : "r" (addr))
-#else
-#define __icbi(addr) mb()
-#endif
-
-#define __ocbp(addr) __asm__ __volatile__ ( "ocbp @%0\n\t" : : "r" (addr))
-#define __ocbi(addr) __asm__ __volatile__ ( "ocbi @%0\n\t" : : "r" (addr))
-#define __ocbwb(addr) __asm__ __volatile__ ( "ocbwb @%0\n\t" : : "r" (addr))
-
-struct task_struct *__switch_to(struct task_struct *prev,
- struct task_struct *next);
-
-/*
- * switch_to() should switch tasks to task nr n, first
- */
-#define switch_to(prev, next, last) \
-do { \
- register u32 *__ts1 __asm__ ("r1"); \
- register u32 *__ts2 __asm__ ("r2"); \
- register u32 *__ts4 __asm__ ("r4"); \
- register u32 *__ts5 __asm__ ("r5"); \
- register u32 *__ts6 __asm__ ("r6"); \
- register u32 __ts7 __asm__ ("r7"); \
- struct task_struct *__last; \
- \
- if (is_dsp_enabled(prev)) \
- __save_dsp(prev); \
- \
- __ts1 = (u32 *)&prev->thread.sp; \
- __ts2 = (u32 *)&prev->thread.pc; \
- __ts4 = (u32 *)prev; \
- __ts5 = (u32 *)next; \
- __ts6 = (u32 *)&next->thread.sp; \
- __ts7 = next->thread.pc; \
- \
- __asm__ __volatile__ ( \
- ".balign 4\n\t" \
- "stc.l gbr, @-r15\n\t" \
- "sts.l pr, @-r15\n\t" \
- "mov.l r8, @-r15\n\t" \
- "mov.l r9, @-r15\n\t" \
- "mov.l r10, @-r15\n\t" \
- "mov.l r11, @-r15\n\t" \
- "mov.l r12, @-r15\n\t" \
- "mov.l r13, @-r15\n\t" \
- "mov.l r14, @-r15\n\t" \
- "mov.l r15, @r1\t! save SP\n\t" \
- "mov.l @r6, r15\t! change to new stack\n\t" \
- "mova 1f, %0\n\t" \
- "mov.l %0, @r2\t! save PC\n\t" \
- "mov.l 2f, %0\n\t" \
- "jmp @%0\t! call __switch_to\n\t" \
- " lds r7, pr\t! with return to new PC\n\t" \
- ".balign 4\n" \
- "2:\n\t" \
- ".long __switch_to\n" \
- "1:\n\t" \
- "mov.l @r15+, r14\n\t" \
- "mov.l @r15+, r13\n\t" \
- "mov.l @r15+, r12\n\t" \
- "mov.l @r15+, r11\n\t" \
- "mov.l @r15+, r10\n\t" \
- "mov.l @r15+, r9\n\t" \
- "mov.l @r15+, r8\n\t" \
- "lds.l @r15+, pr\n\t" \
- "ldc.l @r15+, gbr\n\t" \
- : "=z" (__last) \
- : "r" (__ts1), "r" (__ts2), "r" (__ts4), \
- "r" (__ts5), "r" (__ts6), "r" (__ts7) \
- : "r3", "t"); \
- \
- last = __last; \
-} while (0)
-
-#define finish_arch_switch(prev) \
-do { \
- if (is_dsp_enabled(prev)) \
- __restore_dsp(prev); \
-} while (0)
-
-#ifdef CONFIG_CPU_HAS_SR_RB
-#define lookup_exception_vector() \
-({ \
- unsigned long _vec; \
- \
- __asm__ __volatile__ ( \
- "stc r2_bank, %0\n\t" \
- : "=r" (_vec) \
- ); \
- \
- _vec; \
-})
-#else
-#define lookup_exception_vector() \
-({ \
- unsigned long _vec; \
- __asm__ __volatile__ ( \
- "mov r4, %0\n\t" \
- : "=r" (_vec) \
- ); \
- \
- _vec; \
-})
-#endif
-
-static inline reg_size_t register_align(void *val)
-{
- return (unsigned long)(signed long)val;
-}
-
-int handle_unaligned_access(insn_size_t instruction, struct pt_regs *regs,
- struct mem_access *ma, int, unsigned long address);
-
-static inline void trigger_address_error(void)
-{
- __asm__ __volatile__ (
- "ldc %0, sr\n\t"
- "mov.l @%1, %0"
- :
- : "r" (0x10000000), "r" (0x80000001)
- );
-}
-
-asmlinkage void do_address_error(struct pt_regs *regs,
- unsigned long writeaccess,
- unsigned long address);
-asmlinkage void do_divide_error(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs);
-asmlinkage void do_reserved_inst(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs);
-asmlinkage void do_illegal_slot_inst(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs);
-asmlinkage void do_exception_error(unsigned long r4, unsigned long r5,
- unsigned long r6, unsigned long r7,
- struct pt_regs __regs);
-
-static inline void set_bl_bit(void)
-{
- unsigned long __dummy0, __dummy1;
-
- __asm__ __volatile__ (
- "stc sr, %0\n\t"
- "or %2, %0\n\t"
- "and %3, %0\n\t"
- "ldc %0, sr\n\t"
- : "=&r" (__dummy0), "=r" (__dummy1)
- : "r" (0x10000000), "r" (0xffffff0f)
- : "memory"
- );
-}
-
-static inline void clear_bl_bit(void)
-{
- unsigned long __dummy0, __dummy1;
-
- __asm__ __volatile__ (
- "stc sr, %0\n\t"
- "and %2, %0\n\t"
- "ldc %0, sr\n\t"
- : "=&r" (__dummy0), "=r" (__dummy1)
- : "1" (~0x10000000)
- : "memory"
- );
-}
-
-#endif /* __ASM_SH_SYSTEM_32_H */
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