diff options
Diffstat (limited to 'extras/mini-os/include/os.h')
| -rw-r--r-- | extras/mini-os/include/os.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/extras/mini-os/include/os.h b/extras/mini-os/include/os.h index 5fe2c01f11..8758c5dd23 100644 --- a/extras/mini-os/include/os.h +++ b/extras/mini-os/include/os.h @@ -434,6 +434,13 @@ static __inline__ unsigned long __ffs(unsigned long word) (val) = ((unsigned long)__a) | (((unsigned long)__d)<<32); \ } while(0) +#define wrmsr(msr,val1,val2) \ + __asm__ __volatile__("wrmsr" \ + : /* no outputs */ \ + : "c" (msr), "a" (val1), "d" (val2)) + +#define wrmsrl(msr,val) wrmsr(msr,(u32)((u64)(val)),((u64)(val))>>32) + #else /* ifdef __x86_64__ */ #error "Unsupported architecture" |