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author | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
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committer | Srikant Patnaik | 2015-01-13 15:08:24 +0530 |
commit | 97327692361306d1e6259021bc425e32832fdb50 (patch) | |
tree | fe9088f3248ec61e24f404f21b9793cb644b7f01 /drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h | |
parent | 2d05a8f663478a44e088d122e0d62109bbc801d0 (diff) | |
parent | a3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff) | |
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dirty fix to merging
Diffstat (limited to 'drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h')
-rwxr-xr-x | drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h | 260 |
1 files changed, 260 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h b/drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h new file mode 100755 index 00000000..ace18966 --- /dev/null +++ b/drivers/net/wireless/bcmdhd.1.88.45.x.cn/include/bcmendian.h @@ -0,0 +1,260 @@ +/* + * Byte order utilities + * + * $Copyright Open Broadcom Corporation$ + * + * $Id: bcmendian.h 241182 2011-02-17 21:50:03Z $ + * + * This file by default provides proper behavior on little-endian architectures. + * On big-endian architectures, IL_BIGENDIAN should be defined. + */ + +#ifndef _BCMENDIAN_H_ +#define _BCMENDIAN_H_ + +#include <typedefs.h> + + +#define BCMSWAP16(val) \ + ((uint16)((((uint16)(val) & (uint16)0x00ffU) << 8) | \ + (((uint16)(val) & (uint16)0xff00U) >> 8))) + + +#define BCMSWAP32(val) \ + ((uint32)((((uint32)(val) & (uint32)0x000000ffU) << 24) | \ + (((uint32)(val) & (uint32)0x0000ff00U) << 8) | \ + (((uint32)(val) & (uint32)0x00ff0000U) >> 8) | \ + (((uint32)(val) & (uint32)0xff000000U) >> 24))) + + +#define BCMSWAP32BY16(val) \ + ((uint32)((((uint32)(val) & (uint32)0x0000ffffU) << 16) | \ + (((uint32)(val) & (uint32)0xffff0000U) >> 16))) + + +#ifndef hton16 +#define HTON16(i) BCMSWAP16(i) +#define hton16(i) bcmswap16(i) +#define HTON32(i) BCMSWAP32(i) +#define hton32(i) bcmswap32(i) +#define NTOH16(i) BCMSWAP16(i) +#define ntoh16(i) bcmswap16(i) +#define NTOH32(i) BCMSWAP32(i) +#define ntoh32(i) bcmswap32(i) +#define LTOH16(i) (i) +#define ltoh16(i) (i) +#define LTOH32(i) (i) +#define ltoh32(i) (i) +#define HTOL16(i) (i) +#define htol16(i) (i) +#define HTOL32(i) (i) +#define htol32(i) (i) +#endif + +#define ltoh16_buf(buf, i) +#define htol16_buf(buf, i) + + +#define load32_ua(a) ltoh32_ua(a) +#define store32_ua(a, v) htol32_ua_store(v, a) +#define load16_ua(a) ltoh16_ua(a) +#define store16_ua(a, v) htol16_ua_store(v, a) + +#define _LTOH16_UA(cp) ((cp)[0] | ((cp)[1] << 8)) +#define _LTOH32_UA(cp) ((cp)[0] | ((cp)[1] << 8) | ((cp)[2] << 16) | ((cp)[3] << 24)) +#define _NTOH16_UA(cp) (((cp)[0] << 8) | (cp)[1]) +#define _NTOH32_UA(cp) (((cp)[0] << 24) | ((cp)[1] << 16) | ((cp)[2] << 8) | (cp)[3]) + +#define ltoh_ua(ptr) \ + (sizeof(*(ptr)) == sizeof(uint8) ? *(const uint8 *)(ptr) : \ + sizeof(*(ptr)) == sizeof(uint16) ? _LTOH16_UA((const uint8 *)(ptr)) : \ + sizeof(*(ptr)) == sizeof(uint32) ? _LTOH32_UA((const uint8 *)(ptr)) : \ + *(uint8 *)0) + +#define ntoh_ua(ptr) \ + (sizeof(*(ptr)) == sizeof(uint8) ? *(const uint8 *)(ptr) : \ + sizeof(*(ptr)) == sizeof(uint16) ? _NTOH16_UA((const uint8 *)(ptr)) : \ + sizeof(*(ptr)) == sizeof(uint32) ? _NTOH32_UA((const uint8 *)(ptr)) : \ + *(uint8 *)0) + +#ifdef __GNUC__ + + + +#define bcmswap16(val) ({ \ + uint16 _val = (val); \ + BCMSWAP16(_val); \ +}) + +#define bcmswap32(val) ({ \ + uint32 _val = (val); \ + BCMSWAP32(_val); \ +}) + +#define bcmswap32by16(val) ({ \ + uint32 _val = (val); \ + BCMSWAP32BY16(_val); \ +}) + +#define bcmswap16_buf(buf, len) ({ \ + uint16 *_buf = (uint16 *)(buf); \ + uint _wds = (len) / 2; \ + while (_wds--) { \ + *_buf = bcmswap16(*_buf); \ + _buf++; \ + } \ +}) + +#define htol16_ua_store(val, bytes) ({ \ + uint16 _val = (val); \ + uint8 *_bytes = (uint8 *)(bytes); \ + _bytes[0] = _val & 0xff; \ + _bytes[1] = _val >> 8; \ +}) + +#define htol32_ua_store(val, bytes) ({ \ + uint32 _val = (val); \ + uint8 *_bytes = (uint8 *)(bytes); \ + _bytes[0] = _val & 0xff; \ + _bytes[1] = (_val >> 8) & 0xff; \ + _bytes[2] = (_val >> 16) & 0xff; \ + _bytes[3] = _val >> 24; \ +}) + +#define hton16_ua_store(val, bytes) ({ \ + uint16 _val = (val); \ + uint8 *_bytes = (uint8 *)(bytes); \ + _bytes[0] = _val >> 8; \ + _bytes[1] = _val & 0xff; \ +}) + +#define hton32_ua_store(val, bytes) ({ \ + uint32 _val = (val); \ + uint8 *_bytes = (uint8 *)(bytes); \ + _bytes[0] = _val >> 24; \ + _bytes[1] = (_val >> 16) & 0xff; \ + _bytes[2] = (_val >> 8) & 0xff; \ + _bytes[3] = _val & 0xff; \ +}) + +#define ltoh16_ua(bytes) ({ \ + const uint8 *_bytes = (const uint8 *)(bytes); \ + _LTOH16_UA(_bytes); \ +}) + +#define ltoh32_ua(bytes) ({ \ + const uint8 *_bytes = (const uint8 *)(bytes); \ + _LTOH32_UA(_bytes); \ +}) + +#define ntoh16_ua(bytes) ({ \ + const uint8 *_bytes = (const uint8 *)(bytes); \ + _NTOH16_UA(_bytes); \ +}) + +#define ntoh32_ua(bytes) ({ \ + const uint8 *_bytes = (const uint8 *)(bytes); \ + _NTOH32_UA(_bytes); \ +}) + +#else + + +static INLINE uint16 +bcmswap16(uint16 val) +{ + return BCMSWAP16(val); +} + +static INLINE uint32 +bcmswap32(uint32 val) +{ + return BCMSWAP32(val); +} + +static INLINE uint32 +bcmswap32by16(uint32 val) +{ + return BCMSWAP32BY16(val); +} + + + + +static INLINE void +bcmswap16_buf(uint16 *buf, uint len) +{ + len = len / 2; + + while (len--) { + *buf = bcmswap16(*buf); + buf++; + } +} + + +static INLINE void +htol16_ua_store(uint16 val, uint8 *bytes) +{ + bytes[0] = val & 0xff; + bytes[1] = val >> 8; +} + + +static INLINE void +htol32_ua_store(uint32 val, uint8 *bytes) +{ + bytes[0] = val & 0xff; + bytes[1] = (val >> 8) & 0xff; + bytes[2] = (val >> 16) & 0xff; + bytes[3] = val >> 24; +} + + +static INLINE void +hton16_ua_store(uint16 val, uint8 *bytes) +{ + bytes[0] = val >> 8; + bytes[1] = val & 0xff; +} + + +static INLINE void +hton32_ua_store(uint32 val, uint8 *bytes) +{ + bytes[0] = val >> 24; + bytes[1] = (val >> 16) & 0xff; + bytes[2] = (val >> 8) & 0xff; + bytes[3] = val & 0xff; +} + + +static INLINE uint16 +ltoh16_ua(const void *bytes) +{ + return _LTOH16_UA((const uint8 *)bytes); +} + + +static INLINE uint32 +ltoh32_ua(const void *bytes) +{ + return _LTOH32_UA((const uint8 *)bytes); +} + + +static INLINE uint16 +ntoh16_ua(const void *bytes) +{ + return _NTOH16_UA((const uint8 *)bytes); +} + + +static INLINE uint32 +ntoh32_ua(const void *bytes) +{ + return _NTOH32_UA((const uint8 *)bytes); +} + +#endif +#endif |