121fdc27aSRafal Jaworowski #ifndef _LIBFDT_ENV_H 221fdc27aSRafal Jaworowski #define _LIBFDT_ENV_H 321fdc27aSRafal Jaworowski 421fdc27aSRafal Jaworowski #include <stddef.h> 521fdc27aSRafal Jaworowski #include <stdint.h> 621fdc27aSRafal Jaworowski #include <string.h> 721fdc27aSRafal Jaworowski 821fdc27aSRafal Jaworowski #define _B(n) ((unsigned long long)((uint8_t *)&x)[n]) 921fdc27aSRafal Jaworowski static inline uint32_t fdt32_to_cpu(uint32_t x) 1021fdc27aSRafal Jaworowski { 1121fdc27aSRafal Jaworowski return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3); 1221fdc27aSRafal Jaworowski } 1321fdc27aSRafal Jaworowski #define cpu_to_fdt32(x) fdt32_to_cpu(x) 1421fdc27aSRafal Jaworowski 1521fdc27aSRafal Jaworowski static inline uint64_t fdt64_to_cpu(uint64_t x) 1621fdc27aSRafal Jaworowski { 1721fdc27aSRafal Jaworowski return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32) 1821fdc27aSRafal Jaworowski | (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7); 1921fdc27aSRafal Jaworowski } 2021fdc27aSRafal Jaworowski #define cpu_to_fdt64(x) fdt64_to_cpu(x) 2121fdc27aSRafal Jaworowski #undef _B 2221fdc27aSRafal Jaworowski 2321fdc27aSRafal Jaworowski #endif /* _LIBFDT_ENV_H */ 24