1 #ifndef _LIBFDT_ENV_H

     2 #define _LIBFDT_ENV_H

     3 

     4 #include <stddef.h>

     5 #include <stdint.h>

     6 #include <string.h>

     7 

     8 #define _B(n)	((unsigned long long)((uint8_t *)&x)[n])

     9 static inline uint32_t fdt32_to_cpu(uint32_t x)

    10 {

    11 	return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3);

    12 }

    13 #define cpu_to_fdt32(x) fdt32_to_cpu(x)

    14 

    15 static inline uint64_t fdt64_to_cpu(uint64_t x)

    16 {

    17 	return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32)

    18 		| (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7);

    19 }

    20 #define cpu_to_fdt64(x) fdt64_to_cpu(x)

    21 #undef _B

    22 

    23 #endif /* _LIBFDT_ENV_H */