diff --git a/include/asm-m68knommu/byteorder.h b/include/asm-m68knommu/byteorder.h index 8fcde907b0f..20bb4426b61 100644 --- a/include/asm-m68knommu/byteorder.h +++ b/include/asm-m68knommu/byteorder.h @@ -1,13 +1,27 @@ #ifndef _M68KNOMMU_BYTEORDER_H #define _M68KNOMMU_BYTEORDER_H -#include +#include #if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) # define __BYTEORDER_HAS_U64__ # define __SWAB_64_THRU_32__ #endif +#if defined (__mcfisaaplus__) || defined (__mcfisac__) +static inline __attribute_const__ __u32 ___arch__swab32(__u32 val) +{ + asm( + "byterev %0" + : "=d" (val) + : "0" (val) + ); + return val; +} + +#define __arch__swab32(x) ___arch__swab32(x) +#endif + #include #endif /* _M68KNOMMU_BYTEORDER_H */