diff options
Diffstat (limited to 'sys/powerpc/include')
| -rw-r--r-- | sys/powerpc/include/atomic.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/powerpc/include/atomic.h b/sys/powerpc/include/atomic.h index 9a77dc2..5ff64fb 100644 --- a/sys/powerpc/include/atomic.h +++ b/sys/powerpc/include/atomic.h @@ -38,8 +38,13 @@ /* NOTE: lwsync is equivalent to sync on systems without lwsync */ #define mb() __asm __volatile("lwsync" : : : "memory") +#ifdef __powerpc64__ #define wmb() __asm __volatile("lwsync" : : : "memory") #define rmb() __asm __volatile("lwsync" : : : "memory") +#else +#define wmb() __asm __volatile("eieio" : : : "memory") +#define rmb() __asm __volatile("isync" : : : "memory") +#endif /* * atomic_add(p, v) |
