2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 2002 Orion Hodson <orion@freebsd.org>
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
31 #ifndef _SYS_SOUND_PCI_VIA8233_H_
32 #define _SYS_SOUND_PCI_VIA8233_H_
35 * VIA Technologies VT8233 Southbridge Audio Driver
37 * Documentation sources:
39 * o V8233C specs. from VIA, gratefully received under NDA.
41 * o ALSA driver (very useful comments)
44 #define VIA_PCI_SPDIF 0x49
45 #define VIA_SPDIF_EN 0x08
47 #define VIA_DXS0_BASE 0x00
48 #define VIA_DXS1_BASE 0x10
49 #define VIA_DXS2_BASE 0x20
50 #define VIA_DXS3_BASE 0x30
51 #define VIA_DXS_BASE(n) (0x10 * (n))
52 #define BASE_IS_VIA_DXS_REG(x) ((x) <= VIA_DXS3_BASE)
54 #define VIA8233_RP_DXS_LVOL 0x02
55 #define VIA8233_RP_DXS_RVOL 0x03
56 #define VIA8233_DXS_MUTE 0x3f
57 #define VIA8233_RP_DXS_RATEFMT 0x08
58 #define VIA8233_DXS_STOP_INDEX 0xff000000
59 #define VIA8233_DXS_RATEFMT_48K 0x000fffff
60 #define VIA8233_DXS_RATEFMT_STEREO 0x00100000
61 #define VIA8233_DXS_RATEFMT_16BIT 0x00200000
63 #define VIA_PCI_ACLINK_STAT 0x40
64 # define VIA_PCI_ACLINK_C11_READY 0x20
65 # define VIA_PCI_ACLINK_C10_READY 0x10
66 # define VIA_PCI_ACLINK_C01_READY 0x04
67 # define VIA_PCI_ACLINK_LOW_POWER 0x02
68 # define VIA_PCI_ACLINK_C00_READY 0x01
70 #define VIA_PCI_ACLINK_CTRL 0x41
71 # define VIA_PCI_ACLINK_EN 0x80
72 # define VIA_PCI_ACLINK_NRST 0x40
73 # define VIA_PCI_ACLINK_SYNC 0x20
74 # define VIA_PCI_ACLINK_SERIAL 0x10
75 # define VIA_PCI_ACLINK_VRATE 0x08
76 # define VIA_PCI_ACLINK_SGD 0x04
77 # define VIA_PCI_ACLINK_DESIRED (VIA_PCI_ACLINK_EN | \
78 VIA_PCI_ACLINK_NRST | \
79 VIA_PCI_ACLINK_VRATE | \
82 #define VIA_MC_SGD_STATUS 0x40
83 #define VIA_WR0_SGD_STATUS 0x60
84 #define VIA_WR1_SGD_STATUS 0x70
85 # define SGD_STATUS_ACTIVE 0x80
86 # define SGD_STATUS_AT_STOP 0x40
87 # define SGD_STATUS_TRIGGER_Q 0x08
88 # define SGD_STATUS_STOP_I_S 0x04
89 # define SGD_STATUS_EOL 0x02
90 # define SGD_STATUS_FLAG 0x01
91 # define SGD_STATUS_INTR (SGD_STATUS_EOL | SGD_STATUS_FLAG)
93 #define VIA_WR_BASE(n) (0x60 + (n) * 0x10)
95 #define VIA_MC_SGD_CONTROL 0x41
96 #define VIA_WR0_SGD_CONTROL 0x61
97 #define VIA_WR1_SGD_CONTROL 0x71
98 # define SGD_CONTROL_START 0x80
99 # define SGD_CONTROL_STOP 0x40
100 # define SGD_CONTROL_AUTOSTART 0x20
101 # define SGD_CONTROL_PAUSE 0x08
102 # define SGD_CONTROL_I_STOP 0x04
103 # define SGD_CONTROL_I_EOL 0x02
104 # define SGD_CONTROL_I_FLAG 0x01
106 #define VIA_MC_SGD_FORMAT 0x42
107 # define MC_SGD_16BIT 0x80
108 # define MC_SGD_8BIT 0x00
109 # define MC_SGD_CHANNELS(x) (((x)& 0x07) << 4)
111 #define VIA_WR0_SGD_FORMAT 0x62
112 #define VIA_WR1_SGD_FORMAT 0x72
113 #define VIA_WR_RP_SGD_FORMAT 0x02
114 # define WR_FIFO_ENABLE 0x40
116 #define VIA_WR0_SGD_INPUT 0x63
117 #define VIA_WR1_SGD_INPUT 0x73
118 # define WR_LINE_IN 0x00
119 # define WR_MIC_IN 0x04
120 # define WR_PRIMARY_CODEC 0x00
121 # define WR_SECONDARY_CODEC1 0x01
122 # define WR_SECONDARY_CODEC2 0x02
123 # define WR_SECONDARY_CODEC3 0x03
125 #define VIA_MC_TABLE_PTR_BASE 0x44
126 #define VIA_WR0_TABLE_PTR_BASE 0x64
127 #define VIA_WR1_TABLE_PTR_BASE 0x74
129 #define VIA_MC_SLOT_SELECT 0x48
130 # define SLOT3(x) (x)
131 # define SLOT4(x) ((x) << 4)
132 # define SLOT7(x) ((x) << 8)
133 # define SLOT8(x) ((x) << 12)
134 # define SLOT6(x) ((x) << 16)
135 # define SLOT9(x) ((x) << 20)
137 #define VIA_MC_CURRENT_COUNT 0x4c
139 #define VIA_WR0_FORMAT 0x68
140 #define VIA_WR1_FORMAT 0x78
141 # define WR_FORMAT_STOP_INDEX 0xff000000
142 # define WR_FORMAT_STEREO 0x00100000
143 # define WR_FORMAT_16BIT 0x00200000
145 /* Relative offsets */
146 #define VIA_RP_STATUS 0x00
147 #define VIA_RP_CONTROL 0x01
148 #define VIA_RP_TABLE_PTR 0x04
149 #define VIA_RP_CURRENT_COUNT 0x0c
151 #define VIA_AC97_CONTROL 0x80
152 # define VIA_AC97_CODECID11 0xc0000000
153 # define VIA_AC97_CODECID10 0x80000000
154 # define VIA_AC97_CODECID01 0x40000000
155 # define VIA_AC97_CODEC11_VALID 0x20000000
156 # define VIA_AC97_CODEC10_VALID 0x10000000
157 # define VIA_AC97_CODEC01_VALID 0x08000000
158 # define VIA_AC97_CODEC00_VALID 0x02000000
159 # define VIA_AC97_BUSY 0x01000000
160 # define VIA_AC97_READ 0x00800000
161 # define VIA_AC97_INDEX(x) ((x) << 16)
162 # define VIA_AC97_DATA(x) ((x) & 0xffff)
164 #define VIA_CODEC_BUSY 0x01000000
165 #define VIA_CODEC_PRIVALID 0x02000000
166 #define VIA_CODEC_INDEX(x) ((x)<<16)
168 #endif /* SYS_SOUND_PCI_VIA8233_H_ */