1*53ee8cc1Swenshuai.xi #ifndef _LIBFDT_ENV_H 2*53ee8cc1Swenshuai.xi #define _LIBFDT_ENV_H 3*53ee8cc1Swenshuai.xi 4*53ee8cc1Swenshuai.xi #include <stddef.h> 5*53ee8cc1Swenshuai.xi #include <stdint.h> 6*53ee8cc1Swenshuai.xi #include <string.h> 7*53ee8cc1Swenshuai.xi 8*53ee8cc1Swenshuai.xi #define _B(n) ((unsigned long long)((uint8_t *)&x)[n]) fdt32_to_cpu(uint32_t x)9*53ee8cc1Swenshuai.xistatic inline uint32_t fdt32_to_cpu(uint32_t x) 10*53ee8cc1Swenshuai.xi { 11*53ee8cc1Swenshuai.xi return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3); 12*53ee8cc1Swenshuai.xi } 13*53ee8cc1Swenshuai.xi #define cpu_to_fdt32(x) fdt32_to_cpu(x) 14*53ee8cc1Swenshuai.xi fdt64_to_cpu(uint64_t x)15*53ee8cc1Swenshuai.xistatic inline uint64_t fdt64_to_cpu(uint64_t x) 16*53ee8cc1Swenshuai.xi { 17*53ee8cc1Swenshuai.xi return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32) 18*53ee8cc1Swenshuai.xi | (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7); 19*53ee8cc1Swenshuai.xi } 20*53ee8cc1Swenshuai.xi #define cpu_to_fdt64(x) fdt64_to_cpu(x) 21*53ee8cc1Swenshuai.xi #undef _B 22*53ee8cc1Swenshuai.xi 23*53ee8cc1Swenshuai.xi #endif /* _LIBFDT_ENV_H */ 24