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 * V8233C specs. from VIA, gratefully received under NDA. 38 * AC97 R2.2 specs. 39 * ALSA driver (very useful comments) 40 */ 41 42 #define VIA_PCI_ACLINK_STAT 0x40 43 # define VIA_PCI_ACLINK_C11_READY 0x20 44 # define VIA_PCI_ACLINK_C10_READY 0x10 45 # define VIA_PCI_ACLINK_C01_READY 0x04 46 # define VIA_PCI_ACLINK_LOW_POWER 0x02 47 # define VIA_PCI_ACLINK_C00_READY 0x01 48 49 #define VIA_PCI_ACLINK_CTRL 0x41 50 # define VIA_PCI_ACLINK_EN 0x80 51 # define VIA_PCI_ACLINK_NRST 0x40 52 # define VIA_PCI_ACLINK_SYNC 0x20 53 # define VIA_PCI_ACLINK_SERIAL 0x10 54 # define VIA_PCI_ACLINK_VRATE 0x08 55 # define VIA_PCI_ACLINK_SGD 0x04 56 57 #define VIA_MC_SGD_STATUS 0x40 58 #define VIA_WR0_SGD_STATUS 0x60 59 #define VIA_WR1_SGD_STATUS 0x70 60 # define SGD_STATUS_ACTIVE 0x80 61 # define SGD_STATUS_AT_STOP 0x40 62 # define SGD_STATUS_TRIGGER_Q 0x08 63 # define SGD_STATUS_STOP_I_S 0x04 64 # define SGD_STATUS_EOL 0x02 65 # define SGD_STATUS_FLAG 0x01 66 # define SGD_STATUS_INTR (SGD_STATUS_EOL | SGD_STATUS_FLAG) 67 68 #define VIA_MC_SGD_CONTROL 0x41 69 #define VIA_WR0_SGD_CONTROL 0x61 70 #define VIA_WR1_SGD_CONTROL 0x71 71 # define SGD_CONTROL_START 0x80 72 # define SGD_CONTROL_STOP 0x40 73 # define SGD_CONTROL_AUTOSTART 0x20 74 # define SGD_CONTROL_PAUSE 0x08 75 # define SGD_CONTROL_I_STOP 0x04 76 # define SGD_CONTROL_I_EOL 0x02 77 # define SGD_CONTROL_I_FLAG 0x01 78 79 #define VIA_MC_SGD_FORMAT 0x42 80 # define MC_SGD_16BIT 0x80 81 # define MC_SGD_8BIT 0x00 82 # define MC_SGD_CHANNELS(x) (((x)& 0x07) << 4) 83 84 #define VIA_WR0_SGD_FORMAT 0x62 85 #define VIA_WR1_SGD_FORMAT 0x72 86 # define WR_FIFO_ENABLE 0x40 87 88 #define VIA_WR0_SGD_INPUT 0x63 89 #define VIA_WR1_SGD_INPUT 0x73 90 # define WR_LINE_IN 0x00 91 # define WR_MIC_IN 0x04 92 # define WR_PRIMARY_CODEC 0x00 93 # define WR_SECONDARY_CODEC1 0x01 94 # define WR_SECONDARY_CODEC2 0x02 95 # define WR_SECONDARY_CODEC3 0x03 96 97 #define VIA_MC_TABLE_PTR_BASE 0x44 98 #define VIA_WR0_TABLE_PTR_BASE 0x64 99 #define VIA_WR1_TABLE_PTR_BASE 0x74 100 101 #define VIA_MC_SLOT_SELECT 0x48 102 # define SLOT3(x) (x) 103 # define SLOT4(x) ((x) << 4) 104 # define SLOT7(x) ((x) << 8) 105 # define SLOT8(x) ((x) << 12) 106 # define SLOT6(x) ((x) << 16) 107 # define SLOT9(x) ((x) << 20) 108 109 #define VIA_MC_CURRENT_COUNT 0x4c 110 111 #define VIA_WR0_FORMAT 0x68 112 #define VIA_WR1_FORMAT 0x78 113 # define WR_FORMAT_STOP_INDEX 0xff000000 114 # define WR_FORMAT_STEREO 0x00100000 115 # define WR_FORMAT_16BIT 0x00200000 116 117 /* Relative offsets */ 118 #define VIA_RP_STATUS 0x00 119 #define VIA_RP_CONTROL 0x01 120 #define VIA_RP_TABLE_PTR 0x04 121 #define VIA_RP_CURRENT_COUNT 0x0c 122 123 #define VIA_AC97_CONTROL 0x80 124 # define VIA_AC97_CODECID11 0xc0000000 125 # define VIA_AC97_CODECID10 0x80000000 126 # define VIA_AC97_CODECID01 0x40000000 127 # define VIA_AC97_CODEC11_VALID 0x20000000 128 # define VIA_AC97_CODEC10_VALID 0x10000000 129 # define VIA_AC97_CODEC01_VALID 0x08000000 130 # define VIA_AC97_CODEC00_VALID 0x02000000 131 # define VIA_AC97_BUSY 0x01000000 132 # define VIA_AC97_READ 0x00800000 133 # define VIA_AC97_INDEX(x) ((x) << 16) 134 # define VIA_AC97_DATA(x) ((x) & 0xffff) 135 136 137 #define VIA_CODEC_BUSY 0x01000000 138 #define VIA_CODEC_PRIVALID 0x02000000 139 #define VIA_CODEC_INDEX(x) ((x)<<16) 140 141 #endif /* SYS_SOUND_PCI_VIA8233_H_ */ 142