134 lines
4.5 KiB
C
134 lines
4.5 KiB
C
/* $NetBSD: tms320av110reg.h,v 1.3 1999/02/16 23:34:13 is Exp $ */
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/*-
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* Copyright (c) 1997 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Ignatios Souvatzis.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Definitions for access to the TMS320AV110AV mpeg audio decoder.
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* Based on the TMS320AV110 data sheet.
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*
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* Currently, only minimum support for audio output. For audio/video
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* synchronization, more is needed.
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*/
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#ifndef _TMS320AV110_REG_H_
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#define _TMS320AV110_REG_H_
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/* symbolic registers and values */
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#define TAV_ANC 0x06 /* RO, 4 bytes */
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#define TAV_ANC_AV 0x6c /* RO */
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#define TAV_ATTEN_L 0x1e
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#define TAV_ATTEN_R 0x20
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#define TAV_AUD_ID 0x22
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#define TAV_AUD_ID_EN 0x24
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#define TAV_BALE_LIM 0x68 /* 2 bytes */
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#define TAV_BALF_LIM 0x6A /* 2 bytes */
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#define TAV_BUFF 0x12 /* RO, 2 bytes */
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#define TAV_CRC_ECM 0x2a
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#define TAV_ECM_IGNORE 0 /* same for SYNC */
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#define TAV_ECM_MUTE 1
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#define TAV_ECM_REPEAT 2
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#define TAV_ECM_SKIP 3
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#define TAV_DATAIN 0x18 /* WO */
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#define TAV_DIF 0x6f
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#define TAV_DMPH 0x46
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#define TAV_DRAM_EXT 0x3e /* RO */
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#define TAV_DRAM_SIZE(ext) ((ext) ? 131072 : 256)
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#define TAV_DRAM_HSIZE(ext) ((ext) ? 65536 : 128)
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#define TAV_FREE_FORM 0x14 /* RW, 11 bit */
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#define TAV_HEADER 0x5e /* RO, 4 bytes */
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#define TAV_INTR 0x1a /* RO, 2 bytes */
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#define TAV_INTR_EN 0x1c /* RW, 2 bytes */
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#define TAV_INTR_SYNCCHANGE 0x0001
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#define TAV_INTR_HEADERVALID 0x0002
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#define TAV_INTR_PTSVALID 0x0004
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#define TAV_INTR_LOWWATER 0x0008
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#define TAV_INTR_HIGHWATER 0x0010
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#define TAV_INTR_CRCERROR 0x0020
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#define TAV_INTR_ANCILLARY_VALID 0x0040
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#define TAV_INTR_ANCILLARY_FULL 0x0080
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#define TAV_INTR_PCM_OUTPUT_UNDERFLOW 0x0100
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#define TAV_INTR_SAMPLING_FREQ_CHANGE 0x0200
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#define TAV_INTR_DEEMPH_CHANGE 0x0400
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#define TAV_INTR_SRC_DETECT 0x0800
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#define TAV_IRC 0x78 /* RO, 33 bit */
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#define TAV_IRC_CNT 0x54 /* RO, 33 bit */
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#define TAV_IRC_LOAD 0x7e
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#define TAV_LATENCY 0x3c
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#define TAV_MUTE 0x30
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#define TAV_PCM_DIV 0x6e
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#define TAV_PCM_18 0x16
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#define TAV_PCM_FS 0x44 /* RO */
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#define TAV_PCM_ORD 0x38
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#define TAV_PLAY 0x2e
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#define TAV_PTS 0x62 /* RO, 33 bits */
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#define TAV_REPEAT 0x34
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#define TAV_RESET 0x40
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#define TAV_RESTART 0x42
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#define TAV_SRC 0x72 /* RO, 33 bits */
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#define TAV_SIN_EN 0x70
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#define TAV_SKIP 0x32
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#define TAV_STR_SEL 0x36
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#define TAV_STR_SEL_MPEG_AUDIO_STREAM 0
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#define TAV_STR_SEL_MPEG_AUDIO_PACKETS 1
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#define TAV_STR_SEL_MPEG_SYSTEM_STREAM 2
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#define TAV_STR_SEL_AUDIO_BYPASS 3
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#define TAV_SYNC_ECM 0x2c /* see CRC_ECM */
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#define TAV_SYNC_ST 0x28 /* 0..3 */
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#define TAV_SYNC_ST_UNLOCKED 0
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#define TAV_SYNC_ST_ATTEMPTING 2
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#define TAV_SYNC_ST_LOCKED 3
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#define TAV_VERSION 0x6d
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#endif /* _TMS320AV110_REG_H_ */
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