xref: /freebsd/sys/dev/sound/pci/via8233.h (revision 4f29da19bd44f0e99f021510460a81bf754c21d2)
1 /*-
2  * Copyright (c) 2002 Orion Hodson <orion@freebsd.org>
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  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHERIN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THEPOSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _SYS_SOUND_PCI_VIA8233_H_
30 #define _SYS_SOUND_PCI_VIA8233_H_
31 
32 /*
33  * VIA Technologies VT8233 Southbridge Audio Driver
34  *
35  * Documentation sources:
36  *
37  * o V8233C specs. from VIA, gratefully received under NDA.
38  * o AC97 R2.2 specs.
39  * o ALSA driver (very useful comments)
40  */
41 
42 #define	VIA_PCI_SPDIF		0x49
43 #define		VIA_SPDIF_EN		0x08
44 
45 #define VIA_DXS0_BASE		0x00
46 #define VIA_DXS1_BASE		0x10
47 #define VIA_DXS2_BASE		0x20
48 #define VIA_DXS3_BASE		0x30
49 #define VIA_DXS_BASE(n)		(0x10 * (n))
50 #define BASE_IS_VIA_DXS_REG(x)	((x) <= VIA_DXS3_BASE)
51 
52 #define VIA8233_RP_DXS_LVOL	      0x02
53 #define VIA8233_RP_DXS_RVOL	      0x03
54 #define 	VIA8233_DXS_MUTE		0x3f
55 #define VIA8233_RP_DXS_RATEFMT	      0x08
56 #define		VIA8233_DXS_STOP_INDEX		0xff000000
57 #define 	VIA8233_DXS_RATEFMT_48K		0x000fffff
58 #define		VIA8233_DXS_RATEFMT_STEREO	0x00100000
59 #define		VIA8233_DXS_RATEFMT_16BIT	0x00200000
60 
61 #define VIA_PCI_ACLINK_STAT	0x40
62 #	define VIA_PCI_ACLINK_C11_READY	0x20
63 #	define VIA_PCI_ACLINK_C10_READY	0x10
64 #	define VIA_PCI_ACLINK_C01_READY	0x04
65 #	define VIA_PCI_ACLINK_LOW_POWER	0x02
66 #	define VIA_PCI_ACLINK_C00_READY	0x01
67 
68 #define VIA_PCI_ACLINK_CTRL	0x41
69 #	define VIA_PCI_ACLINK_EN	0x80
70 #	define VIA_PCI_ACLINK_NRST	0x40
71 #	define VIA_PCI_ACLINK_SYNC	0x20
72 #	define VIA_PCI_ACLINK_SERIAL	0x10
73 #	define VIA_PCI_ACLINK_VRATE	0x08
74 #	define VIA_PCI_ACLINK_SGD	0x04
75 #	define VIA_PCI_ACLINK_DESIRED 	(VIA_PCI_ACLINK_EN | 		      \
76 					 VIA_PCI_ACLINK_NRST |		      \
77 					 VIA_PCI_ACLINK_VRATE | 	      \
78 					 VIA_PCI_ACLINK_SGD)
79 
80 #define VIA_MC_SGD_STATUS	0x40
81 #define VIA_WR0_SGD_STATUS	0x60
82 #define VIA_WR1_SGD_STATUS	0x70
83 #	define SGD_STATUS_ACTIVE	0x80
84 #	define SGD_STATUS_AT_STOP	0x40
85 #	define SGD_STATUS_TRIGGER_Q	0x08
86 #	define SGD_STATUS_STOP_I_S	0x04
87 #	define SGD_STATUS_EOL		0x02
88 #	define SGD_STATUS_FLAG		0x01
89 #	define SGD_STATUS_INTR		(SGD_STATUS_EOL | SGD_STATUS_FLAG)
90 
91 #define VIA_WR_BASE(n)			(0x60 + (n) * 0x10)
92 
93 #define VIA_MC_SGD_CONTROL	0x41
94 #define VIA_WR0_SGD_CONTROL	0x61
95 #define VIA_WR1_SGD_CONTROL	0x71
96 #	define SGD_CONTROL_START	0x80
97 #	define SGD_CONTROL_STOP		0x40
98 #	define SGD_CONTROL_AUTOSTART	0x20
99 #	define SGD_CONTROL_PAUSE	0x08
100 #	define SGD_CONTROL_I_STOP	0x04
101 #	define SGD_CONTROL_I_EOL	0x02
102 #	define SGD_CONTROL_I_FLAG	0x01
103 
104 #define VIA_MC_SGD_FORMAT	0x42
105 #	define MC_SGD_16BIT		0x80
106 #	define MC_SGD_8BIT		0x00
107 #	define MC_SGD_CHANNELS(x)	(((x)& 0x07) << 4)
108 
109 #define VIA_WR0_SGD_FORMAT	0x62
110 #define VIA_WR1_SGD_FORMAT	0x72
111 #define VIA_WR_RP_SGD_FORMAT		0x02
112 #	define WR_FIFO_ENABLE		0x40
113 
114 #define VIA_WR0_SGD_INPUT	0x63
115 #define VIA_WR1_SGD_INPUT	0x73
116 #	define WR_LINE_IN		0x00
117 #	define WR_MIC_IN		0x04
118 #	define WR_PRIMARY_CODEC		0x00
119 #	define WR_SECONDARY_CODEC1	0x01
120 #	define WR_SECONDARY_CODEC2	0x02
121 #	define WR_SECONDARY_CODEC3	0x03
122 
123 #define VIA_MC_TABLE_PTR_BASE	0x44
124 #define VIA_WR0_TABLE_PTR_BASE	0x64
125 #define VIA_WR1_TABLE_PTR_BASE	0x74
126 
127 #define VIA_MC_SLOT_SELECT	0x48
128 #	define SLOT3(x)			(x)
129 #	define SLOT4(x)			((x) << 4)
130 #	define SLOT7(x)			((x) << 8)
131 #	define SLOT8(x)			((x) << 12)
132 #	define SLOT6(x)			((x) << 16)
133 #	define SLOT9(x)			((x) << 20)
134 
135 #define VIA_MC_CURRENT_COUNT	0x4c
136 
137 #define VIA_WR0_FORMAT		0x68
138 #define VIA_WR1_FORMAT		0x78
139 #	define WR_FORMAT_STOP_INDEX	0xff000000
140 #	define WR_FORMAT_STEREO		0x00100000
141 #	define WR_FORMAT_16BIT		0x00200000
142 
143 /* Relative offsets */
144 #define VIA_RP_STATUS		0x00
145 #define VIA_RP_CONTROL		0x01
146 #define VIA_RP_TABLE_PTR	0x04
147 #define VIA_RP_CURRENT_COUNT	0x0c
148 
149 #define VIA_AC97_CONTROL	0x80
150 #	define VIA_AC97_CODECID11	0xc0000000
151 #	define VIA_AC97_CODECID10	0x80000000
152 #	define VIA_AC97_CODECID01	0x40000000
153 #	define VIA_AC97_CODEC11_VALID	0x20000000
154 #	define VIA_AC97_CODEC10_VALID	0x10000000
155 #	define VIA_AC97_CODEC01_VALID	0x08000000
156 #	define VIA_AC97_CODEC00_VALID	0x02000000
157 #	define VIA_AC97_BUSY		0x01000000
158 #	define VIA_AC97_READ		0x00800000
159 #	define VIA_AC97_INDEX(x)	((x) << 16)
160 #	define VIA_AC97_DATA(x)		((x) & 0xffff)
161 
162 #define         VIA_CODEC_BUSY                0x01000000
163 #define         VIA_CODEC_PRIVALID            0x02000000
164 #define         VIA_CODEC_INDEX(x)            ((x)<<16)
165 
166 #endif /* SYS_SOUND_PCI_VIA8233_H_ */
167