diff options
| author | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2017-08-30 08:25:59 +0000 |
| commit | 8e4bff4cab0ddac6060645b0715210484d02ff40 (patch) | |
| tree | 3a5c3024371a04692a3a6d9974d001cdff8ebf84 /arch/sh/include/asm/bl_bit_32.h | |
Diffstat (limited to 'arch/sh/include/asm/bl_bit_32.h')
| -rw-r--r-- | arch/sh/include/asm/bl_bit_32.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/sh/include/asm/bl_bit_32.h b/arch/sh/include/asm/bl_bit_32.h new file mode 100644 index 00000000..fd21eee6 --- /dev/null +++ b/arch/sh/include/asm/bl_bit_32.h @@ -0,0 +1,33 @@ +#ifndef __ASM_SH_BL_BIT_32_H +#define __ASM_SH_BL_BIT_32_H + +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_BL_BIT_32_H */ |
