| 1 | /* |
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| 2 | * |
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| 3 | */ |
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| 4 | |
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| 5 | #include <endian.h> |
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| 6 | #include <byteswap.h> |
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| 7 | |
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| 8 | #ifndef CONFIG_MTD_CFI_ADV_OPTIONS |
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| 9 | |
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| 10 | #define CFI_HOST_ENDIAN |
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| 11 | |
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| 12 | #else |
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| 13 | |
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| 14 | #ifdef CONFIG_MTD_CFI_NOSWAP |
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| 15 | #define CFI_HOST_ENDIAN |
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| 16 | #endif |
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| 17 | |
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| 18 | #ifdef CONFIG_MTD_CFI_LE_BYTE_SWAP |
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| 19 | #define CFI_LITTLE_ENDIAN |
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| 20 | #endif |
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| 21 | |
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| 22 | #ifdef CONFIG_MTD_CFI_BE_BYTE_SWAP |
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| 23 | #define CFI_BIG_ENDIAN |
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| 24 | #endif |
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| 25 | |
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| 26 | #endif |
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| 27 | |
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| 28 | #if defined(CFI_LITTLE_ENDIAN) |
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| 29 | #define cpu_to_cfi8(x) (x) |
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| 30 | #define cfi8_to_cpu(x) (x) |
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| 31 | #define cpu_to_cfi16(x) cpu_to_le16(x) |
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| 32 | #define cpu_to_cfi32(x) cpu_to_le32(x) |
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| 33 | #define cpu_to_cfi64(x) cpu_to_le64(x) |
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| 34 | #define cfi16_to_cpu(x) le16_to_cpu(x) |
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| 35 | #define cfi32_to_cpu(x) le32_to_cpu(x) |
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| 36 | #define cfi64_to_cpu(x) le64_to_cpu(x) |
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| 37 | #elif defined (CFI_BIG_ENDIAN) |
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| 38 | #define cpu_to_cfi8(x) (x) |
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| 39 | #define cfi8_to_cpu(x) (x) |
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| 40 | #define cpu_to_cfi16(x) cpu_to_be16(x) |
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| 41 | #define cpu_to_cfi32(x) cpu_to_be32(x) |
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| 42 | #define cpu_to_cfi64(x) cpu_to_be64(x) |
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| 43 | #define cfi16_to_cpu(x) be16_to_cpu(x) |
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| 44 | #define cfi32_to_cpu(x) be32_to_cpu(x) |
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| 45 | #define cfi64_to_cpu(x) be64_to_cpu(x) |
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| 46 | #elif defined (CFI_HOST_ENDIAN) |
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| 47 | #define cpu_to_cfi8(x) (x) |
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| 48 | #define cfi8_to_cpu(x) (x) |
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| 49 | #define cpu_to_cfi16(x) (x) |
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| 50 | #define cpu_to_cfi32(x) (x) |
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| 51 | #define cpu_to_cfi64(x) (x) |
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| 52 | #define cfi16_to_cpu(x) (x) |
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| 53 | #define cfi32_to_cpu(x) (x) |
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| 54 | #define cfi64_to_cpu(x) (x) |
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| 55 | #else |
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| 56 | #error No CFI endianness defined |
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| 57 | #endif |
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