diff options
author | Paul Mundt <lethal@linux-sh.org> | 2009-10-17 21:06:39 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2009-10-17 21:06:39 +0900 |
commit | 03fdb708926d5df2d9b9e62222c1666e20caa9e3 (patch) | |
tree | 531492d3aa5fea519f348d128e3405bc96adac51 /arch/sh/include/asm/system_32.h | |
parent | cae19b5902d52ff059f5df98ea993a00e5686af1 (diff) |
sh: Convert to asm-generic/irqflags.h.
This simplifies the irqflags support by switching over to the asm-generic
version. The necessary support functions are brought out-of-line for both
SHcompact and SHmedia instruction sets.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/include/asm/system_32.h')
-rw-r--r-- | arch/sh/include/asm/system_32.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/arch/sh/include/asm/system_32.h b/arch/sh/include/asm/system_32.h index 607d413f616..06814f5b59c 100644 --- a/arch/sh/include/asm/system_32.h +++ b/arch/sh/include/asm/system_32.h @@ -232,4 +232,33 @@ 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 */ |