Annotation of sys/dev/ic/ac97.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: ac97.h,v 1.19 2006/04/27 21:40:00 matthieu Exp $ */
2:
3: /*
4: * Copyright (c) 1999 Constantine Sapuntzakis
5: *
6: * Author: Constantine Sapuntzakis <csapuntz@stanford.edu>
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: *
17: * THIS SOFTWARE IS PROVIDED BY CONSTANTINE SAPUNTZAKIS AND CONTRIBUTORS
18: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
21: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27: * POSSIBILITY OF SUCH DAMAGE.
28: */
29:
30: struct ac97_codec_if;
31:
32: /*
33: * This is the interface used to attach the AC97 compliant CODEC.
34: */
35: enum ac97_host_flags {
36: AC97_HOST_DONT_READ = 0x1,
37: AC97_HOST_DONT_READANY = 0x2,
38: AC97_HOST_SWAPPED_CHANNELS = 0x4,
39: AC97_HOST_DONT_ENABLE_SPDIF = 0x8
40: };
41:
42: struct ac97_host_if {
43: void *arg;
44:
45: int (*attach)(void *arg, struct ac97_codec_if *codecif);
46: int (*read)(void *arg, u_int8_t reg, u_int16_t *val);
47: int (*write)(void *arg, u_int8_t reg, u_int16_t val);
48: void (*reset)(void *arg);
49:
50: enum ac97_host_flags (*flags)(void *arg);
51: };
52:
53: /*
54: * This is the interface exported by the AC97 compliant CODEC
55: */
56:
57: struct ac97_codec_if_vtbl {
58: int (*mixer_get_port)(struct ac97_codec_if *addr, mixer_ctrl_t *cp);
59: int (*mixer_set_port)(struct ac97_codec_if *addr, mixer_ctrl_t *cp);
60: int (*query_devinfo)(struct ac97_codec_if *addr, mixer_devinfo_t *cp);
61: int (*get_portnum_by_name)(struct ac97_codec_if *addr, char *class,
62: char *device, char *qualifier);
63:
64: /*
65: * The AC97 codec driver records the various port settings.
66: * This function can be used to restore the port settings, e.g.
67: * after resume from a laptop suspend to disk.
68: */
69: void (*restore_ports)(struct ac97_codec_if *addr);
70: };
71:
72: struct ac97_codec_if {
73: struct ac97_codec_if_vtbl *vtbl;
74: };
75:
76: int ac97_attach(struct ac97_host_if *);
77: int ac97_set_rate(struct ac97_codec_if *, struct audio_params *, int);
78:
79: #define AC97_REG_RESET 0x00
80: #define AC97_CAPS_MICIN 0x0001
81: #define AC97_CAPS_TONECTRL 0x0004
82: #define AC97_CAPS_SIMSTEREO 0x0008
83: #define AC97_CAPS_HEADPHONES 0x0010
84: #define AC97_CAPS_LOUDNESS 0x0020
85: #define AC97_CAPS_DAC18 0x0040
86: #define AC97_CAPS_DAC20 0x0080
87: #define AC97_CAPS_ADC18 0x0100
88: #define AC97_CAPS_ADC20 0x0200
89: #define AC97_CAPS_ENHANCEMENT_MASK 0xfc00
90: #define AC97_CAPS_ENHANCEMENT_SHIFT 10
91: #define AC97_CAPS_ENHANCEMENT(reg) (((reg) >> 10) & 0x1f)
92: #define AC97_REG_MASTER_VOLUME 0x02
93: #define AC97_REG_HEADPHONE_VOLUME 0x04
94: #define AC97_REG_MASTER_VOLUME_MONO 0x06
95: #define AC97_REG_MASTER_TONE 0x08
96: #define AC97_REG_PCBEEP_VOLUME 0x0a
97: #define AC97_REG_PHONE_VOLUME 0x0c
98: #define AC97_REG_MIC_VOLUME 0x0e
99: #define AC97_REG_LINEIN_VOLUME 0x10
100: #define AC97_REG_CD_VOLUME 0x12
101: #define AC97_REG_VIDEO_VOLUME 0x14
102: #define AC97_REG_AUX_VOLUME 0x16
103: #define AC97_REG_PCMOUT_VOLUME 0x18
104: #define AC97_REG_RECORD_SELECT 0x1a
105: #define AC97_REG_RECORD_GAIN 0x1c
106: #define AC97_REG_RECORD_GAIN_MIC 0x1e
107: #define AC97_REG_GP 0x20
108: #define AC97_REG_3D_CONTROL 0x22
109: #define AC97_REG_MODEM_SAMPLE_RATE 0x24
110: #define AC97_REG_POWER 0x26
111: #define AC97_POWER_ADC 0x0001
112: #define AC97_POWER_DAC 0x0002
113: #define AC97_POWER_ANL 0x0004
114: #define AC97_POWER_REF 0x0008
115: #define AC97_POWER_IN 0x0100
116: #define AC97_POWER_OUT 0x0200
117: #define AC97_POWER_MIXER 0x0400
118: #define AC97_POWER_MIXER_VREF 0x0800
119: #define AC97_POWER_ACLINK 0x1000
120: #define AC97_POWER_CLK 0x2000
121: #define AC97_POWER_AUX 0x4000
122: #define AC97_POWER_EAMP 0x8000
123: /* Extended Audio Register Set */
124: #define AC97_REG_EXT_AUDIO_ID 0x28
125: #define AC97_REG_EXT_AUDIO_CTRL 0x2a
126: #define AC97_EXT_AUDIO_VRA 0x0001
127: #define AC97_EXT_AUDIO_DRA 0x0002
128: #define AC97_EXT_AUDIO_SPDIF 0x0004
129: #define AC97_EXT_AUDIO_VRM 0x0008
130: #define AC97_EXT_AUDIO_DSA0 0x0010
131: #define AC97_EXT_AUDIO_DSA1 0x0020
132: #define AC97_EXT_AUDIO_CDAC 0x0040
133: #define AC97_EXT_AUDIO_SDAC 0x0080
134: #define AC97_EXT_AUDIO_LDAC 0x0100
135: #define AC97_EXT_AUDIO_AMAP 0x0200
136: #define AC97_EXT_AUDIO_REV_11 0x0000
137: #define AC97_EXT_AUDIO_REV_22 0x0400
138: #define AC97_EXT_AUDIO_REV_23 0x0800
139: #define AC97_EXT_AUDIO_REV_MASK 0x0c00
140: #define AC97_EXT_AUDIO_ID 0xc000
141: #define AC97_EXT_AUDIO_BITS "\020\01vra\02dra\03spdif\04vrm\05dsa0\06dsa1\07cdac\010sdac\011ldac\012amap\013rev0\014rev1\017id0\020id1"
142: #define AC97_SINGLERATE 48000
143: #define AC97_REG_FRONT_DAC_RATE 0x2c
144: #define AC97_REG_SURROUND_DAC_RATE 0x2e
145: #define AC97_REG_PCM_DAC_RATE 0x30
146: #define AC97_REG_PCM_ADC_RATE 0x32
147: #define AC97_REG_MIC_ADC_RATE 0x34
148: #define AC97_REG_CENTER_LFE_VOLUME 0x36
149: #define AC97_REG_SURROUND_VOLUME 0x38
150: #define AC97_REG_SPDIF_CTRL 0x3a
151: #define AC97_REG_SPDIF_CTRL_BITS "\02\01pro\02/audio\03copy\04pre\014l\017drs\020valid"
152:
153: #define AC97_REG_VENDOR_ID1 0x7c
154: #define AC97_REG_VENDOR_ID2 0x7e
155: #define AC97_VENDOR_ID_MASK 0xffffff00
156:
157: /* Analog Devices codec specific data */
158: #define AC97_AD_REG_MISC 0x76
159: #define AC97_AD_MISC_MBG0 0x0001 /* 0 */
160: #define AC97_AD_MISC_MBG1 0x0002 /* 1 */
161: #define AC97_AD_MISC_VREFD 0x0004 /* 2 */
162: #define AC97_AD_MISC_VREFH 0x0008 /* 3 */
163: #define AC97_AD_MISC_SRU 0x0010 /* 4 */
164: #define AC97_AD_MISC_LOSEL 0x0020 /* 5 */
165: #define AC97_AD_MISC_2CMIC 0x0040 /* 6 */
166: #define AC97_AD_MISC_SPRD 0x0080 /* 7 */
167: #define AC97_AD_MISC_DMIX0 0x0100 /* 8 */
168: #define AC97_AD_MISC_DMIX1 0x0200 /* 9 */
169: #define AC97_AD_MISC_HPSEL 0x0400 /*10 */
170: #define AC97_AD_MISC_CLDIS 0x0800 /*11 */
171: #define AC97_AD_MISC_LODIS 0x1000 /*12 */
172: #define AC97_AD_MISC_MSPLT 0x2000 /*13 */
173: #define AC97_AD_MISC_AC97NC 0x4000 /*14 */
174: #define AC97_AD_MISC_DACZ 0x8000 /*15 */
175:
176: /* Avance Logic codec specific data*/
177: #define AC97_AV_REG_MULTICH 0x6a
178: #define AC97_AV_MULTICH_MAGIC 0x8000
179: #define AC97_AV_REG_MISC 0x7a
180: #define AC97_AV_MISC_SPDIFEN 0x0002
181: #define AC97_AV_MISC_VREFDIS 0x1000
182:
183: /* Conexant codec specific data */
184: #define AC97_CX_REG_MISC 0x5c
185: #define AC97_CX_PCM 0x00
186: #define AC97_CX_AC3 0x02
187: #define AC97_CX_MASK 0x03
188: #define AC97_CX_COPYRIGHT 0x04
189: #define AC97_CX_SPDIFEN 0x08
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