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/* SPDX-License-Identifier: BSD-2-Clause */
/*
* byteorder.h - Endian conversion for SPARC. SPARC is big endian only.
*
* COPYRIGHT (c) 2011
* Aeroflex Gaisler.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LIBCPU_BYTEORDER_H
#define _LIBCPU_BYTEORDER_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
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