1 #ifndef _PPC_BOOT_SWAB_H_
2 #define _PPC_BOOT_SWAB_H_
4 static inline u16
swab16(u16 x
)
6 return ((x
& (u16
)0x00ffU
) << 8) |
7 ((x
& (u16
)0xff00U
) >> 8);
10 static inline u32
swab32(u32 x
)
12 return ((x
& (u32
)0x000000ffUL
) << 24) |
13 ((x
& (u32
)0x0000ff00UL
) << 8) |
14 ((x
& (u32
)0x00ff0000UL
) >> 8) |
15 ((x
& (u32
)0xff000000UL
) >> 24);
18 static inline u64
swab64(u64 x
)
20 return (u64
)((x
& (u64
)0x00000000000000ffULL
) << 56) |
21 (u64
)((x
& (u64
)0x000000000000ff00ULL
) << 40) |
22 (u64
)((x
& (u64
)0x0000000000ff0000ULL
) << 24) |
23 (u64
)((x
& (u64
)0x00000000ff000000ULL
) << 8) |
24 (u64
)((x
& (u64
)0x000000ff00000000ULL
) >> 8) |
25 (u64
)((x
& (u64
)0x0000ff0000000000ULL
) >> 24) |
26 (u64
)((x
& (u64
)0x00ff000000000000ULL
) >> 40) |
27 (u64
)((x
& (u64
)0xff00000000000000ULL
) >> 56);
29 #endif /* _PPC_BOOT_SWAB_H_ */
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