1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
|
/* SPDX-License-Identifier: BSD-2-Clause */
/*
* access.h - access routines 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_ACCESS_H
#define _LIBCPU_ACCESS_H
#include <rtems/score/cpu.h>
#ifdef __cplusplus
extern "C" {
#endif
/* "Raw" access */
extern uint8_t _ld8(uint8_t *addr);
extern void _st8(uint8_t *addr, uint8_t val);
extern uint16_t _ld16(uint16_t *addr);
extern void _st16(uint16_t *addr, uint16_t val);
extern uint32_t _ld32(uint32_t *addr);
extern void _st32(uint32_t *addr, uint32_t val);
extern uint64_t _ld64(uint64_t *addr);
extern void _st64(uint64_t *addr, uint64_t val);
/* Aliases for Big Endian */
extern uint16_t _ld_be16(uint16_t *addr);
extern void _st_be16(uint16_t *addr, uint16_t val);
extern uint32_t _ld_be32(uint32_t *addr);
extern void _st_be32(uint32_t *addr, uint32_t val);
extern uint64_t _ld_be64(uint64_t *addr);
extern void _st_be64(uint64_t *addr, uint64_t val);
/* Little endian */
extern uint16_t _ld_le16(uint16_t *addr);
extern void _st_le16(uint16_t *addr, uint16_t val);
extern uint32_t _ld_le32(uint32_t *addr);
extern void _st_le32(uint32_t *addr, uint32_t val);
#ifdef __cplusplus
}
#endif
#endif
|