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author | Paul Mundt <lethal@linux-sh.org> | 2007-11-09 13:34:36 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2008-01-28 13:18:40 +0900 |
commit | f64ee87614e80ca270de0b80c5164ab05f4f1d98 (patch) | |
tree | 4b5897164ad95cb6a056bc7364544f2e27f02642 /include/asm-sh/irqflags_32.h | |
parent | 7960a1d02b00fd5dfa5c2d9b957e4e5f6ec23997 (diff) | |
download | op-kernel-dev-f64ee87614e80ca270de0b80c5164ab05f4f1d98.zip op-kernel-dev-f64ee87614e80ca270de0b80c5164ab05f4f1d98.tar.gz |
sh: Split out irqflags.h in to _32 and _64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include/asm-sh/irqflags_32.h')
-rw-r--r-- | include/asm-sh/irqflags_32.h | 99 |
1 files changed, 99 insertions, 0 deletions
diff --git a/include/asm-sh/irqflags_32.h b/include/asm-sh/irqflags_32.h new file mode 100644 index 0000000..60218f5 --- /dev/null +++ b/include/asm-sh/irqflags_32.h @@ -0,0 +1,99 @@ +#ifndef __ASM_SH_IRQFLAGS_32_H +#define __ASM_SH_IRQFLAGS_32_H + +static inline void raw_local_irq_enable(void) +{ + unsigned long __dummy0, __dummy1; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "and %1, %0\n\t" +#ifdef CONFIG_CPU_HAS_SR_RB + "stc r6_bank, %1\n\t" + "or %1, %0\n\t" +#endif + "ldc %0, sr\n\t" + : "=&r" (__dummy0), "=r" (__dummy1) + : "1" (~0x000000f0) + : "memory" + ); +} + +static inline void raw_local_irq_disable(void) +{ + unsigned long flags; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "or #0xf0, %0\n\t" + "ldc %0, sr\n\t" + : "=&z" (flags) + : /* no inputs */ + : "memory" + ); +} + +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" + ); +} + +static inline unsigned long __raw_local_save_flags(void) +{ + unsigned long flags; + + __asm__ __volatile__ ( + "stc sr, %0\n\t" + "and #0xf0, %0\n\t" + : "=&z" (flags) + : /* no inputs */ + : "memory" + ); + + return flags; +} + +static inline unsigned long __raw_local_irq_save(void) +{ + unsigned long flags, __dummy; + + __asm__ __volatile__ ( + "stc sr, %1\n\t" + "mov %1, %0\n\t" + "or #0xf0, %0\n\t" + "ldc %0, sr\n\t" + "mov %1, %0\n\t" + "and #0xf0, %0\n\t" + : "=&z" (flags), "=&r" (__dummy) + : /* no inputs */ + : "memory" + ); + + return flags; +} + +#endif /* __ASM_SH_IRQFLAGS_32_H */ |