[deliverable/linux.git] / arch / powerpc / boot / dtc-src / libfdt_env.h

#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 */
Commit	Line	Data
ed95d745 DG	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 */