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Diffstat (limited to 'firmware/target/arm/imx31/gigabeat-s/pcm-imx31.c')
-rw-r--r--firmware/target/arm/imx31/gigabeat-s/pcm-imx31.c93
1 files changed, 93 insertions, 0 deletions
diff --git a/firmware/target/arm/imx31/gigabeat-s/pcm-imx31.c b/firmware/target/arm/imx31/gigabeat-s/pcm-imx31.c
new file mode 100644
index 0000000000..73bd9fef14
--- /dev/null
+++ b/firmware/target/arm/imx31/gigabeat-s/pcm-imx31.c
@@ -0,0 +1,93 @@
1/***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
9 *
10 * Copyright (C) 2006 by Michael Sevakis
11 *
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
14 *
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
17 *
18 ****************************************************************************/
19#include <stdlib.h>
20#include "system.h"
21#include "kernel.h"
22#include "logf.h"
23#include "audio.h"
24#include "sound.h"
25#include "file.h"
26#include "mmu-imx31.h"
27
28void fiq_handler(void) __attribute__((naked));
29
30static void _pcm_apply_settings(void)
31{
32}
33
34void pcm_apply_settings(void)
35{
36}
37
38void pcm_init(void)
39{
40}
41
42void pcm_postinit(void)
43{
44}
45
46void pcm_play_dma_start(const void *addr, size_t size)
47{
48 (void)addr;
49 (void)size;
50}
51
52static void pcm_play_dma_stop_fiq(void)
53{
54}
55
56void fiq_handler(void)
57{
58}
59
60/* Disconnect the DMA and wait for the FIFO to clear */
61void pcm_play_dma_stop(void)
62{
63}
64
65void pcm_play_pause_pause(void)
66{
67}
68
69void pcm_play_pause_unpause(void)
70{
71}
72
73void pcm_set_frequency(unsigned int frequency)
74{
75 (void)frequency;
76}
77
78size_t pcm_get_bytes_waiting(void)
79{
80}
81
82void pcm_mute(bool mute)
83{
84}
85
86/**
87 * Return playback peaks - Peaks ahead in the DMA buffer based upon the
88 * calling period to attempt to compensate for
89 * delay.
90 */
91void pcm_calculate_peaks(int *left, int *right)
92{
93}