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 EXTRACT_BYTE(n)	((unsigned long long)((uint8_t *)&x)[n])
9static inline uint16_t fdt16_to_cpu(uint16_t x)
10{
11	return (EXTRACT_BYTE(0) << 8) | EXTRACT_BYTE(1);
12}
13#define cpu_to_fdt16(x) fdt16_to_cpu(x)
14
15static inline uint32_t fdt32_to_cpu(uint32_t x)
16{
17	return (EXTRACT_BYTE(0) << 24) | (EXTRACT_BYTE(1) << 16) | (EXTRACT_BYTE(2) << 8) | EXTRACT_BYTE(3);
18}
19#define cpu_to_fdt32(x) fdt32_to_cpu(x)
20
21static inline uint64_t fdt64_to_cpu(uint64_t x)
22{
23	return (EXTRACT_BYTE(0) << 56) | (EXTRACT_BYTE(1) << 48) | (EXTRACT_BYTE(2) << 40) | (EXTRACT_BYTE(3) << 32)
24		| (EXTRACT_BYTE(4) << 24) | (EXTRACT_BYTE(5) << 16) | (EXTRACT_BYTE(6) << 8) | EXTRACT_BYTE(7);
25}
26#define cpu_to_fdt64(x) fdt64_to_cpu(x)
27#undef EXTRACT_BYTE
28
29#endif /* _LIBFDT_ENV_H */
30