source: mainline/uspace/drv/audio/hdaudio/regif.c

Last change on this file was b229062, checked in by Jiri Svoboda <jiri@…>, 11 years ago

HDA driver skeleton.

  • Property mode set to 100644
File size: 2.1 KB
Line 
1/*
2 * Copyright (c) 2014 Jiri Svoboda
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/** @addtogroup hdaudio
30 * @{
31 */
32/** @file High Definition Audio register interface
33 */
34
35#include <byteorder.h>
36#include <ddi.h>
37#include <stdint.h>
38
39#include "regif.h"
40
41uint8_t hda_reg8_read(uint8_t *r)
42{
43 return pio_read_8(r);
44}
45
46uint16_t hda_reg16_read(uint16_t *r)
47{
48 return uint16_t_le2host(pio_read_16(r));
49}
50
51uint32_t hda_reg32_read(uint32_t *r)
52{
53 return uint32_t_le2host(pio_read_32(r));
54}
55
56void hda_reg8_write(uint8_t *r, uint8_t val)
57{
58 pio_write_8(r, val);
59}
60
61void hda_reg16_write(uint16_t *r, uint16_t val)
62{
63 pio_write_16(r, host2uint16_t_le(val));
64}
65
66void hda_reg32_write(uint32_t *r, uint32_t val)
67{
68 pio_write_32(r, host2uint32_t_le(val));
69}
70
71/** @}
72 */
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