diff options
| author | Stefan Reinauer <reinauer@chromium.org> | 2011-10-14 15:11:16 -0700 |
|---|---|---|
| committer | Patrick Georgi <patrick@georgi-clan.de> | 2011-10-21 14:13:19 +0200 |
| commit | 9ea33e9318cfec6fca403b663618cbfbfa9e1e96 (patch) | |
| tree | 2dd6c4596b51317b0f7f2ac380825fe8f0846dfa /src | |
| parent | b5381105325391553b17c6ec2455233fc27e73b8 (diff) | |
Add macros for 64bit byte order swapping
Change-Id: Ic31ccd41ba3e0af7046eafc29221810d4cd196c8
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/275
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/x86/include/arch/byteorder.h | 19 | ||||
| -rw-r--r-- | src/include/swab.h | 11 |
2 files changed, 24 insertions, 6 deletions
diff --git a/src/arch/x86/include/arch/byteorder.h b/src/arch/x86/include/arch/byteorder.h index ab344e6394..8dc069f486 100644 --- a/src/arch/x86/include/arch/byteorder.h +++ b/src/arch/x86/include/arch/byteorder.h @@ -3,18 +3,25 @@ #define __LITTLE_ENDIAN 1234 +#include <stdint.h> #include <swab.h> -#define cpu_to_le32(x) ((unsigned int)(x)) -#define le32_to_cpu(x) ((unsigned int)(x)) -#define cpu_to_le16(x) ((unsigned short)(x)) -#define le16_to_cpu(x) ((unsigned short)(x)) +#define cpu_to_le64(x) ((uint64_t)(x)) +#define le64_to_cpu(x) ((uint64_t)(x)) +#define cpu_to_le32(x) ((uint32_t)(x)) +#define le32_to_cpu(x) ((uint32_t)(x)) +#define cpu_to_le16(x) ((uint16_t)(x)) +#define le16_to_cpu(x) ((uint16_t)(x)) +#define cpu_to_be64(x) swab64(x) +#define be64_to_cpu(x) swab64(x) #define cpu_to_be32(x) swab32((x)) #define be32_to_cpu(x) swab32((x)) #define cpu_to_be16(x) swab16((x)) #define be16_to_cpu(x) swab16((x)) -#define ntohl(x) be32_to_cpu(x) -#define htonl(x) cpu_to_be32(x) +#define ntohll(x) be64_to_cpu(x) +#define htonll(x) cpu_to_be64(x) +#define ntohl(x) be32_to_cpu(x) +#define htonl(x) cpu_to_be32(x) #endif /* _BYTEORDER_H */ diff --git a/src/include/swab.h b/src/include/swab.h index 3a166863ec..c5e43709a6 100644 --- a/src/include/swab.h +++ b/src/include/swab.h @@ -30,4 +30,15 @@ (((unsigned int)(x) & (unsigned int)0x00ff0000UL) >> 8) | \ (((unsigned int)(x) & (unsigned int)0xff000000UL) >> 24) )) +#define swab64(x) \ + ((uint64_t)( \ + (((uint64_t)(x) & (uint64_t)0x00000000000000ffULL) << 56) | \ + (((uint64_t)(x) & (uint64_t)0x000000000000ff00ULL) << 40) | \ + (((uint64_t)(x) & (uint64_t)0x0000000000ff0000ULL) << 24) | \ + (((uint64_t)(x) & (uint64_t)0x00000000ff000000ULL) << 8) | \ + (((uint64_t)(x) & (uint64_t)0x000000ff00000000ULL) >> 8) | \ + (((uint64_t)(x) & (uint64_t)0x0000ff0000000000ULL) >> 24) | \ + (((uint64_t)(x) & (uint64_t)0x00ff000000000000ULL) >> 40) | \ + (((uint64_t)(x) & (uint64_t)0xff00000000000000ULL) >> 56) )) + #endif /* _SWAB_H */ |