path: root/c/src/lib/libcpu/sparc/include/libcpu/byteorder.h

/*
 *  byteorder.h  - Endian conversion for SPARC. SPARC is big endian only.
 *
 *  COPYRIGHT (c) 2011
 *  Aeroflex Gaisler.
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.com/license/LICENSE.
 */

#ifndef _LIBCPU_BYTEORDER_H
#define _LIBCPU_BYTEORDER_H

#include <rtems/system.h>
#include <rtems/score/cpu.h>

#ifdef __cplusplus
extern "C" {
#endif

RTEMS_INLINE_ROUTINE uint16_t ld_le16(volatile uint16_t *addr)
{
	return CPU_swap_u16(*addr);
}

RTEMS_INLINE_ROUTINE void st_le16(volatile uint16_t *addr, uint16_t val)
{
	*addr = CPU_swap_u16(val);
}

RTEMS_INLINE_ROUTINE uint32_t ld_le32(volatile uint32_t *addr)
{
	return CPU_swap_u32(*addr);
}

RTEMS_INLINE_ROUTINE void st_le32(volatile uint32_t *addr, uint32_t val)
{
	*addr = CPU_swap_u32(val);
}

RTEMS_INLINE_ROUTINE uint16_t ld_be16(volatile uint16_t *addr)
{
	return *addr;
}

RTEMS_INLINE_ROUTINE void st_be16(volatile uint16_t *addr, uint16_t val)
{
	*addr = val;
}

RTEMS_INLINE_ROUTINE uint32_t ld_be32(volatile uint32_t *addr)
{
	return *addr;
}

RTEMS_INLINE_ROUTINE void st_be32(volatile uint32_t *addr, uint32_t val)
{
	*addr = val;
}

#ifdef __cplusplus
}
#endif

#endif