diff options
Diffstat (limited to 'firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c')
-rw-r--r-- | firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c new file mode 100644 index 0000000000..a5cc61b844 --- /dev/null +++ b/firmware/target/mips/ingenic_jz47xx/pcm-jz4740.c | |||
@@ -0,0 +1,164 @@ | |||
1 | /*************************************************************************** | ||
2 | * __________ __ ___. | ||
3 | * Open \______ \ ____ ____ | | _\_ |__ _______ ___ | ||
4 | * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ / | ||
5 | * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < < | ||
6 | * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \ | ||
7 | * \/ \/ \/ \/ \/ | ||
8 | * $Id$ | ||
9 | * | ||
10 | * Copyright (C) 2008 by Maurus Cuelenaere | ||
11 | * | ||
12 | * This program is free software; you can redistribute it and/or | ||
13 | * modify it under the terms of the GNU General Public License | ||
14 | * as published by the Free Software Foundation; either version 2 | ||
15 | * of the License, or (at your option) any later version. | ||
16 | * | ||
17 | * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY | ||
18 | * KIND, either express or implied. | ||
19 | * | ||
20 | ****************************************************************************/ | ||
21 | |||
22 | #include "system.h" | ||
23 | #include "kernel.h" | ||
24 | #include "logf.h" | ||
25 | #include "audio.h" | ||
26 | #include "sound.h" | ||
27 | #include "pcm.h" | ||
28 | #include "jz4740.h" | ||
29 | |||
30 | /**************************************************************************** | ||
31 | ** Playback DMA transfer | ||
32 | **/ | ||
33 | |||
34 | void pcm_postinit(void) | ||
35 | { | ||
36 | audiohw_postinit(); /* implemented not for all codecs */ | ||
37 | pcm_apply_settings(); | ||
38 | } | ||
39 | |||
40 | const void * pcm_play_dma_get_peak_buffer(int *count) | ||
41 | { | ||
42 | /* TODO */ | ||
43 | *count = 0; | ||
44 | return NULL; | ||
45 | } | ||
46 | |||
47 | void pcm_play_dma_init(void) | ||
48 | { | ||
49 | /* TODO */ | ||
50 | |||
51 | /* Initialize default register values. */ | ||
52 | audiohw_init(); | ||
53 | |||
54 | /* Power on */ | ||
55 | audiohw_enable_output(true); | ||
56 | |||
57 | /* Unmute the master channel (DAC should be at zero point now). */ | ||
58 | audiohw_mute(false); | ||
59 | } | ||
60 | |||
61 | void pcm_apply_settings(void) | ||
62 | { | ||
63 | /* TODO */ | ||
64 | } | ||
65 | |||
66 | void pcm_set_frequency(unsigned int frequency) | ||
67 | { | ||
68 | (void) frequency; | ||
69 | /* TODO */ | ||
70 | } | ||
71 | |||
72 | static void play_start_pcm(void) | ||
73 | { | ||
74 | pcm_apply_settings(); | ||
75 | |||
76 | /* TODO */ | ||
77 | } | ||
78 | |||
79 | static void play_stop_pcm(void) | ||
80 | { | ||
81 | /* TODO */ | ||
82 | } | ||
83 | |||
84 | void pcm_play_dma_start(const void *addr, size_t size) | ||
85 | { | ||
86 | (void)addr; | ||
87 | (void)size; | ||
88 | /* TODO */ | ||
89 | |||
90 | play_start_pcm(); | ||
91 | } | ||
92 | |||
93 | void pcm_play_dma_stop(void) | ||
94 | { | ||
95 | play_stop_pcm(); | ||
96 | |||
97 | /* TODO */ | ||
98 | } | ||
99 | |||
100 | void pcm_play_lock(void) | ||
101 | { | ||
102 | /* TODO */ | ||
103 | } | ||
104 | |||
105 | void pcm_play_unlock(void) | ||
106 | { | ||
107 | /* TODO */ | ||
108 | } | ||
109 | |||
110 | void pcm_play_dma_pause(bool pause) | ||
111 | { | ||
112 | if(pause) | ||
113 | play_stop_pcm(); | ||
114 | else | ||
115 | play_start_pcm(); | ||
116 | |||
117 | } | ||
118 | |||
119 | size_t pcm_get_bytes_waiting(void) | ||
120 | { | ||
121 | /* TODO */ | ||
122 | return 0; | ||
123 | } | ||
124 | |||
125 | #ifdef HAVE_RECORDING | ||
126 | /* TODO */ | ||
127 | void pcm_rec_dma_init(void) | ||
128 | { | ||
129 | } | ||
130 | |||
131 | void pcm_rec_dma_close(void) | ||
132 | { | ||
133 | } | ||
134 | |||
135 | void pcm_rec_dma_start(void *addr, size_t size) | ||
136 | { | ||
137 | (void) addr; | ||
138 | (void) size; | ||
139 | } | ||
140 | |||
141 | void pcm_rec_dma_stop(void) | ||
142 | { | ||
143 | } | ||
144 | |||
145 | void pcm_rec_lock(void) | ||
146 | { | ||
147 | } | ||
148 | |||
149 | void pcm_rec_unlock(void) | ||
150 | { | ||
151 | } | ||
152 | |||
153 | const void * pcm_rec_dma_get_peak_buffer(int *count) | ||
154 | { | ||
155 | *count = 0; | ||
156 | return NULL; | ||
157 | } | ||
158 | |||
159 | void pcm_record_more(void *start, size_t size) | ||
160 | { | ||
161 | (void) start; | ||
162 | (void) size; | ||
163 | } | ||
164 | #endif | ||