1/* $NetBSD: tms320av110reg.h,v 1.3 1999/02/16 23:34:13 is Exp $ */ 2 3/*- 4 * Copyright (c) 1997 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Ignatios Souvatzis. 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 * Definitions for access to the TMS320AV110AV mpeg audio decoder. 34 * Based on the TMS320AV110 data sheet. 35 * 36 * Currently, only minimum support for audio output. For audio/video 37 * synchronization, more is needed. 38 */ 39 40#ifndef _TMS320AV110_REG_H_ 41#define _TMS320AV110_REG_H_ 42 43/* symbolic registers and values */ 44 45#define TAV_ANC 0x06 /* RO, 4 bytes */ 46#define TAV_ANC_AV 0x6c /* RO */ 47#define TAV_ATTEN_L 0x1e 48#define TAV_ATTEN_R 0x20 49#define TAV_AUD_ID 0x22 50#define TAV_AUD_ID_EN 0x24 51 52#define TAV_BALE_LIM 0x68 /* 2 bytes */ 53#define TAV_BALF_LIM 0x6A /* 2 bytes */ 54#define TAV_BUFF 0x12 /* RO, 2 bytes */ 55 56#define TAV_CRC_ECM 0x2a 57#define TAV_ECM_IGNORE 0 /* same for SYNC */ 58#define TAV_ECM_MUTE 1 59#define TAV_ECM_REPEAT 2 60#define TAV_ECM_SKIP 3 61 62#define TAV_DATAIN 0x18 /* WO */ 63#define TAV_DIF 0x6f 64 65#define TAV_DMPH 0x46 66#define TAV_DRAM_EXT 0x3e /* RO */ 67#define TAV_DRAM_SIZE(ext) ((ext) ? 131072 : 256) 68#define TAV_DRAM_HSIZE(ext) ((ext) ? 65536 : 128) 69 70#define TAV_FREE_FORM 0x14 /* RW, 11 bit */ 71 72#define TAV_HEADER 0x5e /* RO, 4 bytes */ 73 74#define TAV_INTR 0x1a /* RO, 2 bytes */ 75#define TAV_INTR_EN 0x1c /* RW, 2 bytes */ 76#define TAV_INTR_SYNCCHANGE 0x0001 77#define TAV_INTR_HEADERVALID 0x0002 78#define TAV_INTR_PTSVALID 0x0004 79#define TAV_INTR_LOWWATER 0x0008 80#define TAV_INTR_HIGHWATER 0x0010 81#define TAV_INTR_CRCERROR 0x0020 82#define TAV_INTR_ANCILLARY_VALID 0x0040 83#define TAV_INTR_ANCILLARY_FULL 0x0080 84#define TAV_INTR_PCM_OUTPUT_UNDERFLOW 0x0100 85#define TAV_INTR_SAMPLING_FREQ_CHANGE 0x0200 86#define TAV_INTR_DEEMPH_CHANGE 0x0400 87#define TAV_INTR_SRC_DETECT 0x0800 88 89#define TAV_IRC 0x78 /* RO, 33 bit */ 90#define TAV_IRC_CNT 0x54 /* RO, 33 bit */ 91#define TAV_IRC_LOAD 0x7e 92 93#define TAV_LATENCY 0x3c 94#define TAV_MUTE 0x30 95 96#define TAV_PCM_DIV 0x6e 97#define TAV_PCM_18 0x16 98#define TAV_PCM_FS 0x44 /* RO */ 99#define TAV_PCM_ORD 0x38 100 101#define TAV_PLAY 0x2e 102#define TAV_PTS 0x62 /* RO, 33 bits */ 103#define TAV_REPEAT 0x34 104#define TAV_RESET 0x40 105#define TAV_RESTART 0x42 106 107#define TAV_SRC 0x72 /* RO, 33 bits */ 108#define TAV_SIN_EN 0x70 109#define TAV_SKIP 0x32 110 111#define TAV_STR_SEL 0x36 112#define TAV_STR_SEL_MPEG_AUDIO_STREAM 0 113#define TAV_STR_SEL_MPEG_AUDIO_PACKETS 1 114#define TAV_STR_SEL_MPEG_SYSTEM_STREAM 2 115#define TAV_STR_SEL_AUDIO_BYPASS 3 116 117#define TAV_SYNC_ECM 0x2c /* see CRC_ECM */ 118 119#define TAV_SYNC_ST 0x28 /* 0..3 */ 120#define TAV_SYNC_ST_UNLOCKED 0 121#define TAV_SYNC_ST_ATTEMPTING 2 122#define TAV_SYNC_ST_LOCKED 3 123 124#define TAV_VERSION 0x6d 125 126#endif /* _TMS320AV110_REG_H_ */ 127