libfdt_env.h revision 204488
1210753Srpaulo#ifndef _LIBFDT_ENV_H 2210753Srpaulo#define _LIBFDT_ENV_H 3210753Srpaulo 4210753Srpaulo#include <stddef.h> 5210753Srpaulo#include <stdint.h> 6210753Srpaulo#include <string.h> 7210753Srpaulo 8210753Srpaulo#define _B(n) ((unsigned long long)((uint8_t *)&x)[n]) 9210753Srpaulostatic inline uint32_t fdt32_to_cpu(uint32_t x) 10210753Srpaulo{ 11210753Srpaulo return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3); 12210753Srpaulo} 13210753Srpaulo#define cpu_to_fdt32(x) fdt32_to_cpu(x) 14210753Srpaulo 15210753Srpaulostatic inline uint64_t fdt64_to_cpu(uint64_t x) 16210753Srpaulo{ 17210753Srpaulo return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32) 18210753Srpaulo | (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7); 19210753Srpaulo} 20210753Srpaulo#define cpu_to_fdt64(x) fdt64_to_cpu(x) 21210753Srpaulo#undef _B 22210753Srpaulo 23210753Srpaulo#endif /* _LIBFDT_ENV_H */ 24210753Srpaulo