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| author | Paul Mundt <lethal@linux-sh.org> | 2009-10-17 21:06:39 +0900 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2009-10-17 21:06:39 +0900 |
| commit | 03fdb708926d5df2d9b9e62222c1666e20caa9e3 (patch) | |
| tree | 531492d3aa5fea519f348d128e3405bc96adac51 /arch/sh/include/asm/system_64.h | |
| parent | cae19b5902d52ff059f5df98ea993a00e5686af1 (diff) | |
| download | talos-op-linux-03fdb708926d5df2d9b9e62222c1666e20caa9e3.tar.gz talos-op-linux-03fdb708926d5df2d9b9e62222c1666e20caa9e3.zip | |
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_64.h')
| -rw-r--r-- | arch/sh/include/asm/system_64.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/sh/include/asm/system_64.h b/arch/sh/include/asm/system_64.h index 8e4a03e7966c..ab1dd917ea87 100644 --- a/arch/sh/include/asm/system_64.h +++ b/arch/sh/include/asm/system_64.h @@ -12,6 +12,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. */ +#include <cpu/registers.h> #include <asm/processor.h> /* @@ -47,4 +48,29 @@ static inline reg_size_t register_align(void *val) return (unsigned long long)(signed long long)(signed long)val; } +#define SR_BL_LL 0x0000000010000000LL + +static inline void set_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "or %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); + +} + +static inline void clear_bl_bit(void) +{ + unsigned long long __dummy0, __dummy1 = ~SR_BL_LL; + + __asm__ __volatile__("getcon " __SR ", %0\n\t" + "and %0, %1, %0\n\t" + "putcon %0, " __SR "\n\t" + : "=&r" (__dummy0) + : "r" (__dummy1)); +} + #endif /* __ASM_SH_SYSTEM_64_H */ |
