freebsd-skq/libfdt/libfdt_env.h
Rafal Jaworowski cb591ed209 Initial import of the Device Tree Compiler (DTC) package v1.2.0.
Obtained from:	git://git.jdl.com/software/dtc.git
2010-02-27 20:19:06 +00:00

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C

#ifndef _LIBFDT_ENV_H
#define _LIBFDT_ENV_H
#include <stddef.h>
#include <stdint.h>
#include <string.h>
#define _B(n) ((unsigned long long)((uint8_t *)&x)[n])
static inline uint32_t fdt32_to_cpu(uint32_t x)
{
return (_B(0) << 24) | (_B(1) << 16) | (_B(2) << 8) | _B(3);
}
#define cpu_to_fdt32(x) fdt32_to_cpu(x)
static inline uint64_t fdt64_to_cpu(uint64_t x)
{
return (_B(0) << 56) | (_B(1) << 48) | (_B(2) << 40) | (_B(3) << 32)
| (_B(4) << 24) | (_B(5) << 16) | (_B(6) << 8) | _B(7);
}
#define cpu_to_fdt64(x) fdt64_to_cpu(x)
#undef _B
#endif /* _LIBFDT_ENV_H */