Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/cs4231reg.h
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1 /* $NetBSD: cs4231reg.h,v 1.12 2008/04/28 20:23:49 martin Exp $ */ 2 3 /*- 4 * Copyright (c) 1996 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ken Hornstein and John Kohl. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 /* 33 * Register defs for Crystal Semiconductor CS4231 Audio Codec/mixer 34 * chip, used on Gravis UltraSound MAX cards. 35 * 36 * Block diagram: 37 * +----------------------------------------------------+ 38 * | | 39 * | +----------------------------------------------+ | 40 * | |mixed in +-+ | | 41 * | +------------>--| | | | 42 * | mic in | | | | 43 * Mic --+-->| --------- GAIN ->-| | | | 44 * | | AUX 1 in |M| | | 45 * GF1 --)-->| -------------+-->-|U| | | 46 * | | Line in | |X|---- GAIN ----------+ | | 47 * Line --)-->| ---------+---)-->-| | | | | 48 * | | | | | | | | | 49 * | | | | +-+ ADC | | 50 * | | | | | | | 51 * | | | | | | | 52 * | | | +--- L/M --\ | | | AMP--> 53 * | | | \ | | | | 54 * | | | \ | | | | 55 * | | +---- L/M -------O-->--+--------)-------+-|--+-> line 56 * | | mono in /| | | | 57 * +---|-->------------ L/M -----/ | | | | 58 * | AUX 2 in | | | | 59 * CD --------|-->------------ L/M -------+ L/M | | 60 * | | v | 61 * | | | | 62 * | DAC | | 63 * | | | | 64 * +----------------------------------------------------+ 65 * | | 66 * | | 67 * v v 68 * Pc BUS (DISK) ??? 69 * 70 */ 71 72 /* CS4231/AD1845 mode2 registers; added to AD1848 registers */ 73 #define CS_ALT_FEATURE1 16 74 #define CS_ALT_FEATURE2 17 75 #define CS_LEFT_LINE_CONTROL 18 76 #define CS_RIGHT_LINE_CONTROL 19 77 #define CS_TIMER_LOW 20 78 #define CS_TIMER_HIGH 21 79 #define CS_UPPER_FREQUENCY_SEL 22 80 #define CS_LOWER_FREQUENCY_SEL 23 81 #define CS_IRQ_STATUS 24 82 #define CS_VERSION_ID 25 83 #define CS_MONO_IO_CONTROL 26 84 #define CS_POWERDOWN_CONTROL 27 85 #define CS_LEFT_OUT 27 /* 4232 */ 86 #define CS_REC_FORMAT 28 87 #define CS_RIGHT_OUT 29 /* 4232 */ 88 #define CS_XTAL_SELECT 29 89 #define CS_UPPER_REC_CNT 30 90 #define CS_LOWER_REC_CNT 31 91 92 /* ALT_FEATURE1 - register I16 */ 93 #define ALT_F1_DACZ 0x01 /* 1: hold sample during underrun */ 94 #define ALT_F1_SPE 0x02 /* 1: Serial port enable */ 95 #define ALT_F1_SFORMAT 0x06 /* Serial port format */ 96 #define ALT_F1_PMCE 0x10 /* Playback mode change enable */ 97 #define ALT_F1_CMCE 0x20 /* Capture mode change enable */ 98 #define ALT_F1_TE 0x40 /* Timer enable */ 99 #define ALT_F1_OLB 0x80 /* Output level bit */ 100 101 /* ALT_FEATURE2 - register I17 */ 102 #define ALT_F2_HPF 0x01 /* High pass filter */ 103 #define ALT_F2_XTALE 0x02 /* Crytal enable */ 104 #define ALT_F2_APAR 0x04 /* ADPCM playback accumulator reset */ 105 #define ALT_F2_RES 0x08 /* reserved */ 106 #define ALT_F2_TEST 0xf0 /* Factory test bits */ 107 108 /* LINE_CONTROL (LEFT & RIGHT) - register I18,I19 */ 109 #define LINE_INPUT_ATTEN_BITS 0x1f 110 #define LINE_INPUT_ATTEN_MASK 0xe0 111 #define LINE_INPUT_MUTE 0x80 112 #define LINE_INPUT_MUTE_MASK (~LINE_INPUT_MUTE & 0xff) 113 114 /* ALT_FEATURE3 - register I23 */ 115 #define ALT_F3_ACF 0x01 /* ADPCM capture freeze */ 116 117 /* ALT_FEATURE_STATUS (aka CS_IRQ_STATUS) - register I24 */ 118 #define CS_IRQ_PU 0x01 /* Playback Underrun */ 119 #define CS_IRQ_PO 0x02 /* Playback Overrun */ 120 #define CS_IRQ_CO 0x04 /* Capture Overrun */ 121 #define CS_IRQ_CU 0x08 /* Capture Underrun */ 122 #define CS_IRQ_PI 0x10 /* Playback Interrupt */ 123 #define CS_IRQ_CI 0x20 /* Capture Interrupt */ 124 #define CS_IRQ_TI 0x40 /* Timer Interrupt */ 125 #define CS_IRQ_RES 0x80 /* reserved */ 126 127 #define CS_I24_BITS "\2\1PU\2PO\3CO\4CU\5PI\6CI\7TI" 128 129 /* VERSION - register I25 */ 130 #define CS_VERSION_NUMBER 0xe0 /* Version number: 131 * 0x101 - 4231 rev. A 132 * 0x100 - 4231 previous revs 133 * 0x100 - 4232 (unreleased?) 134 * 0x101 - 4232 rev. C 135 */ 136 #define CS_VERSION_CHIPID 0x07 /* Chip Identification. 137 * Currently know values: 138 * 0x000 - CS4231 139 * 0x010 - CS4232 140 */ 141 142 /* MONO_IO_CONTROL - register I26 */ 143 #define MONO_INPUT_ATTEN_BITS 0x0f 144 #define MONO_INPUT_ATTEN_MASK 0xf0 145 #define MONO_BYPASS 0x20 146 #define MONO_OUTPUT_MUTE 0x40 147 #define MONO_OUTPUT_MUTE_MASK (~MONO_OUTPUT_MUTE & 0xff) 148 #define MONO_INPUT_MUTE 0x80 149 #define MONO_INPUT_MUTE_MASK (~MONO_INPUT_MUTE & 0xff) 150 151 /* CS_LEFT_OUT - register I27 */ 152 #define LEFT_OUT_ATTEN_BITS 0x0f 153 #define LEFT_OUT_ATTEN_MASK 0xf0 154 #define LEFT_OUT_MUTE 0x80 155 #define LEFT_OUT_MUTE_MASK (~LEFT_OUT_MUTE & 0xff) 156 157 /* CS_REC_FORMAT - register I28 */ 158 #define REC_FMT_reserved 0x0f /* reserved */ 159 #define REC_FMT_SM 0x10 /* 0: mono, 1: stereo */ 160 #define REC_FMT_CL 0x20 /* 0: linear, 1: companded */ 161 #define REC_FMT_FMT0 0x40 /* See register I8 for valid */ 162 #define REC_FMT_FMT1 0x80 /* combination of the FMT and CL bits */ 163 164 /* CS_RIGHT_OUT - register I27 */ 165 #define RIGHT_OUT_ATTEN_BITS 0x0f 166 #define RIGHT_OUT_ATTEN_MASK 0xf0 167 #define RIGHT_OUT_MUTE 0x80 168 #define RIGHT_OUT_MUTE_MASK (~RIGHT_OUT_MUTE & 0xff)
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