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- #ifndef _LIBFDT_ENV_H
- #define _LIBFDT_ENV_H
- #include <stddef.h>
- #include <stdint.h>
- #include <string.h>
- #define EXTRACT_BYTE(n) ((unsigned long long)((uint8_t *)&x)[n])
- static inline uint16_t fdt16_to_cpu(uint16_t x)
- {
- return (EXTRACT_BYTE(0) << 8) | EXTRACT_BYTE(1);
- }
- #define cpu_to_fdt16(x) fdt16_to_cpu(x)
- static inline uint32_t fdt32_to_cpu(uint32_t x)
- {
- return (EXTRACT_BYTE(0) << 24) | (EXTRACT_BYTE(1) << 16) | (EXTRACT_BYTE(2) << 8) | EXTRACT_BYTE(3);
- }
- #define cpu_to_fdt32(x) fdt32_to_cpu(x)
- static inline uint64_t fdt64_to_cpu(uint64_t x)
- {
- return (EXTRACT_BYTE(0) << 56) | (EXTRACT_BYTE(1) << 48) | (EXTRACT_BYTE(2) << 40) | (EXTRACT_BYTE(3) << 32)
- | (EXTRACT_BYTE(4) << 24) | (EXTRACT_BYTE(5) << 16) | (EXTRACT_BYTE(6) << 8) | EXTRACT_BYTE(7);
- }
- #define cpu_to_fdt64(x) fdt64_to_cpu(x)
- #undef EXTRACT_BYTE
- #endif /* _LIBFDT_ENV_H */
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