diff options
Diffstat (limited to 'arch/powerpc/include/asm/reg.h')
| -rw-r--r-- | arch/powerpc/include/asm/reg.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/reg.h b/arch/powerpc/include/asm/reg.h index a908ada8e0a5..987dac090244 100644 --- a/arch/powerpc/include/asm/reg.h +++ b/arch/powerpc/include/asm/reg.h @@ -1193,12 +1193,20 @@ #define __mtmsrd(v, l) asm volatile("mtmsrd %0," __stringify(l) \ : : "r" (v) : "memory") #define mtmsr(v) __mtmsrd((v), 0) +#define __MTMSR "mtmsrd" #else #define mtmsr(v) asm volatile("mtmsr %0" : \ : "r" ((unsigned long)(v)) \ : "memory") +#define __MTMSR "mtmsr" #endif +static inline void mtmsr_isync(unsigned long val) +{ + asm volatile(__MTMSR " %0; " ASM_FTR_IFCLR("isync", "nop", %1) : : + "r" (val), "i" (CPU_FTR_ARCH_206) : "memory"); +} + #define mfspr(rn) ({unsigned long rval; \ asm volatile("mfspr %0," __stringify(rn) \ : "=r" (rval)); rval;}) |