source: mainline/uspace/lib/c/arch/arm32/include/ddi.h@ b5c2f56

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since b5c2f56 was b5c2f56, checked in by Jan Vesely <jano.vesely@…>, 13 years ago

libc: Make pio_read_* accept const ioports.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Copyright (c) 2009 Jakub Jermar
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * - Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * - The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29/** @file
30 * @ingroup libcarm32
31 */
32
33#ifndef LIBC_arm32_DDI_H_
34#define LIBC_arm32_DDI_H_
35
36#include <sys/types.h>
37#include <libarch/types.h>
38
39static inline void arch_pio_write_8(ioport8_t *port, uint8_t v)
40{
41 *port = v;
42}
43
44static inline void arch_pio_write_16(ioport16_t *port, uint16_t v)
45{
46 *port = v;
47}
48
49static inline void arch_pio_write_32(ioport32_t *port, uint32_t v)
50{
51 *port = v;
52}
53
54static inline uint8_t arch_pio_read_8(const ioport8_t *port)
55{
56 return *port;
57}
58
59static inline uint16_t arch_pio_read_16(const ioport16_t *port)
60{
61 return *port;
62}
63
64static inline uint32_t arch_pio_read_32(const ioport32_t *port)
65{
66 return *port;
67}
68
69#endif
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