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authorPaul Mundt <lethal@linux-sh.org>2007-11-10 19:46:31 +0900
committerPaul Mundt <lethal@linux-sh.org>2008-01-28 13:18:42 +0900
commita62a3861e0adfd2612372883b5b1fc05a5182796 (patch)
treed3ff2c41f2a059173c8959f006bef770de528a0b /include/asm-sh64
parent36bcd39dbca824daffe16d607ae574b6edc7d31a (diff)
downloadlinux-a62a3861e0adfd2612372883b5b1fc05a5182796.tar.bz2
sh: Split out system.h in to _32 and _64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh64')
-rw-r--r--include/asm-sh64/system.h190
1 files changed, 0 insertions, 190 deletions
diff --git a/include/asm-sh64/system.h b/include/asm-sh64/system.h
deleted file mode 100644
index be2a15ffcc55..000000000000
--- a/include/asm-sh64/system.h
+++ /dev/null
@@ -1,190 +0,0 @@
-#ifndef __ASM_SH64_SYSTEM_H
-#define __ASM_SH64_SYSTEM_H
-
-/*
- * 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.
- *
- * include/asm-sh64/system.h
- *
- * Copyright (C) 2000, 2001 Paolo Alberelli
- * Copyright (C) 2003 Paul Mundt
- * Copyright (C) 2004 Richard Curnow
- *
- */
-
-#include <asm/registers.h>
-#include <asm/processor.h>
-
-/*
- * switch_to() should switch tasks to task nr n, first
- */
-
-typedef struct {
- unsigned long seg;
-} mm_segment_t;
-
-extern struct task_struct *sh64_switch_to(struct task_struct *prev,
- struct thread_struct *prev_thread,
- struct task_struct *next,
- struct thread_struct *next_thread);
-
-#define switch_to(prev,next,last) \
- do {\
- if (last_task_used_math != next) {\
- struct pt_regs *regs = next->thread.uregs;\
- if (regs) regs->sr |= SR_FD;\
- }\
- last = sh64_switch_to(prev, &prev->thread, next, &next->thread);\
- } while(0)
-
-#define nop() __asm__ __volatile__ ("nop")
-
-#define xchg(ptr,x) ((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
-
-extern void __xchg_called_with_bad_pointer(void);
-
-#define mb() __asm__ __volatile__ ("synco": : :"memory")
-#define rmb() mb()
-#define wmb() __asm__ __volatile__ ("synco": : :"memory")
-#define read_barrier_depends() do { } while (0)
-
-#ifdef CONFIG_SMP
-#define smp_mb() mb()
-#define smp_rmb() rmb()
-#define smp_wmb() wmb()
-#define smp_read_barrier_depends() read_barrier_depends()
-#else
-#define smp_mb() barrier()
-#define smp_rmb() barrier()
-#define smp_wmb() barrier()
-#define smp_read_barrier_depends() do { } while (0)
-#endif /* CONFIG_SMP */
-
-#define set_mb(var, value) do { (void)xchg(&var, value); } while (0)
-
-/* Interrupt Control */
-#ifndef HARD_CLI
-#define SR_MASK_L 0x000000f0L
-#define SR_MASK_LL 0x00000000000000f0LL
-#else
-#define SR_MASK_L 0x10000000L
-#define SR_MASK_LL 0x0000000010000000LL
-#endif
-
-static __inline__ void local_irq_enable(void)
-{
- /* cli/sti based on SR.BL */
- unsigned long long __dummy0, __dummy1=~SR_MASK_LL;
-
- __asm__ __volatile__("getcon " __SR ", %0\n\t"
- "and %0, %1, %0\n\t"
- "putcon %0, " __SR "\n\t"
- : "=&r" (__dummy0)
- : "r" (__dummy1));
-}
-
-static __inline__ void local_irq_disable(void)
-{
- /* cli/sti based on SR.BL */
- unsigned long long __dummy0, __dummy1=SR_MASK_LL;
- __asm__ __volatile__("getcon " __SR ", %0\n\t"
- "or %0, %1, %0\n\t"
- "putcon %0, " __SR "\n\t"
- : "=&r" (__dummy0)
- : "r" (__dummy1));
-}
-
-#define local_save_flags(x) \
-(__extension__ ({ unsigned long long __dummy=SR_MASK_LL; \
- __asm__ __volatile__( \
- "getcon " __SR ", %0\n\t" \
- "and %0, %1, %0" \
- : "=&r" (x) \
- : "r" (__dummy));}))
-
-#define local_irq_save(x) \
-(__extension__ ({ unsigned long long __d2=SR_MASK_LL, __d1; \
- __asm__ __volatile__( \
- "getcon " __SR ", %1\n\t" \
- "or %1, r63, %0\n\t" \
- "or %1, %2, %1\n\t" \
- "putcon %1, " __SR "\n\t" \
- "and %0, %2, %0" \
- : "=&r" (x), "=&r" (__d1) \
- : "r" (__d2));}));
-
-#define local_irq_restore(x) do { \
- if ( ((x) & SR_MASK_L) == 0 ) /* dropping to 0 ? */ \
- local_irq_enable(); /* yes...re-enable */ \
-} while (0)
-
-#define irqs_disabled() \
-({ \
- unsigned long flags; \
- local_save_flags(flags); \
- (flags != 0); \
-})
-
-static inline unsigned long xchg_u32(volatile int * m, unsigned long val)
-{
- unsigned long flags, retval;
-
- local_irq_save(flags);
- retval = *m;
- *m = val;
- local_irq_restore(flags);
- return retval;
-}
-
-static inline unsigned long xchg_u8(volatile unsigned char * m, unsigned long val)
-{
- unsigned long flags, retval;
-
- local_irq_save(flags);
- retval = *m;
- *m = val & 0xff;
- local_irq_restore(flags);
- return retval;
-}
-
-static __inline__ unsigned long __xchg(unsigned long x, volatile void * ptr, int size)
-{
- switch (size) {
- case 4:
- return xchg_u32(ptr, x);
- break;
- case 1:
- return xchg_u8(ptr, x);
- break;
- }
- __xchg_called_with_bad_pointer();
- return x;
-}
-
-/* XXX
- * disable hlt during certain critical i/o operations
- */
-#define HAVE_DISABLE_HLT
-void disable_hlt(void);
-void enable_hlt(void);
-
-
-#define smp_mb() barrier()
-#define smp_rmb() barrier()
-#define smp_wmb() barrier()
-
-#ifdef CONFIG_SH_ALPHANUMERIC
-/* This is only used for debugging. */
-extern void print_seg(char *file,int line);
-#define PLS() print_seg(__FILE__,__LINE__)
-#else /* CONFIG_SH_ALPHANUMERIC */
-#define PLS()
-#endif /* CONFIG_SH_ALPHANUMERIC */
-
-#define PL() printk("@ <%s,%s:%d>\n",__FILE__,__FUNCTION__,__LINE__)
-
-#define arch_align_stack(x) (x)
-
-#endif /* __ASM_SH64_SYSTEM_H */