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/* $NetBSD: ac97reg.h,v 1.9 2003/09/07 11:27:33 kent Exp $ */
/*
* Copyright (c) 1999 Constantine Sapuntzakis
*
* Author: Constantine Sapuntzakis <csapuntz@stanford.edu>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY CONSTANTINE SAPUNTZAKIS AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#define AC97_REG_RESET 0x00
#define AC97_CAPS_MICIN 0x0001
#define AC97_CAPS_TONECTRL 0x0004
#define AC97_CAPS_SIMSTEREO 0x0008
#define AC97_CAPS_HEADPHONES 0x0010
#define AC97_CAPS_LOUDNESS 0x0020
#define AC97_CAPS_DAC18 0x0040
#define AC97_CAPS_DAC20 0x0080
#define AC97_CAPS_ADC18 0x0100
#define AC97_CAPS_ADC20 0x0200
#define AC97_CAPS_ENHANCEMENT_MASK 0xfc00
#define AC97_CAPS_ENHANCEMENT_SHIFT 10
#define AC97_CAPS_ENHANCEMENT(reg) (((reg) >> 10) & 0x1f)
#define AC97_REG_MASTER_VOLUME 0x02
#define AC97_REG_HEADPHONE_VOLUME 0x04
#define AC97_REG_MASTER_VOLUME_MONO 0x06
#define AC97_REG_MASTER_TONE 0x08
#define AC97_REG_PCBEEP_VOLUME 0x0a
#define AC97_REG_PHONE_VOLUME 0x0c
#define AC97_REG_MIC_VOLUME 0x0e
#define AC97_REG_LINEIN_VOLUME 0x10
#define AC97_REG_CD_VOLUME 0x12
#define AC97_REG_VIDEO_VOLUME 0x14
#define AC97_REG_AUX_VOLUME 0x16
#define AC97_REG_PCMOUT_VOLUME 0x18
#define AC97_REG_RECORD_SELECT 0x1a
#define AC97_REG_RECORD_GAIN 0x1c
#define AC97_REG_RECORD_GAIN_MIC 0x1e /* for dedicated mic */
#define AC97_REG_GP 0x20
#define AC97_REG_3D_CONTROL 0x22
/* 0x24 Modem sample rate in AC97 1.03
Reserved in AC97 2.0
Interrupt/paging in AC97 2.3 */
#define AC97_REG_POWER 0x26
#define AC97_POWER_ADC 0x0001
#define AC97_POWER_DAC 0x0002
#define AC97_POWER_ANL 0x0004
#define AC97_POWER_REF 0x0008
#define AC97_POWER_IN 0x0100
#define AC97_POWER_OUT 0x0200
#define AC97_POWER_MIXER 0x0400
#define AC97_POWER_MIXER_VREF 0x0800
#define AC97_POWER_ACLINK 0x1000
#define AC97_POWER_CLK 0x2000
#define AC97_POWER_AUX 0x4000
#define AC97_POWER_EAMP 0x8000
/* AC'97 2.0 extensions -- 0x28-0x3a */
#define AC97_REG_EXT_AUDIO_ID 0x28
#define AC97_REG_EXT_AUDIO_CTRL 0x2a
#define AC97_EXT_AUDIO_VRA 0x0001
#define AC97_EXT_AUDIO_DRA 0x0002
#define AC97_EXT_AUDIO_SPDIF 0x0004
#define AC97_EXT_AUDIO_VRM 0x0008 /* for dedicated mic */
#define AC97_EXT_AUDIO_DSA_MASK 0x0030 /* for EXT ID */
#define AC97_EXT_AUDIO_DSA00 0x0000 /* for EXT ID */
#define AC97_EXT_AUDIO_DSA01 0x0010 /* for EXT ID */
#define AC97_EXT_AUDIO_DSA10 0x0020 /* for EXT ID */
#define AC97_EXT_AUDIO_DSA11 0x0030 /* for EXT ID */
#define AC97_EXT_AUDIO_SPSA_MASK 0x0030 /* for EXT CTRL */
#define AC97_EXT_AUDIO_SPSA34 0x0000 /* for EXT CTRL */
#define AC97_EXT_AUDIO_SPSA78 0x0010 /* for EXT CTRL */
#define AC97_EXT_AUDIO_SPSA69 0x0020 /* for EXT CTRL */
#define AC97_EXT_AUDIO_SPSAAB 0x0030 /* for EXT CTRL */
#define AC97_EXT_AUDIO_CDAC 0x0040
#define AC97_EXT_AUDIO_SDAC 0x0080
#define AC97_EXT_AUDIO_LDAC 0x0100
#define AC97_EXT_AUDIO_AMAP 0x0200 /* for EXT ID */
#define AC97_EXT_AUDIO_REV_MASK 0x0C00 /* for EXT ID */
#define AC97_EXT_AUDIO_REV_11 0x0000 /* for EXT ID */
#define AC97_EXT_AUDIO_REV_22 0x0400 /* for EXT ID */
#define AC97_EXT_AUDIO_REV_23 0x0800 /* for EXT ID */
#define AC97_EXT_AUDIO_REV_RESERVED11 0x0c00 /* for EXT ID */
#define AC97_EXT_AUDIO_ID_MASK 0xC000 /* for EXT ID */
#define AC97_EXT_AUDIO_ID_PRIMARY 0x0000 /* for EXT ID */
#define AC97_EXT_AUDIO_ID_SECONDARY01 0x4000 /* for EXT ID */
#define AC97_EXT_AUDIO_ID_SECONDARY10 0x8000 /* for EXT ID */
#define AC97_EXT_AUDIO_ID_SECONDARY11 0xc000 /* for EXT ID */
#define AC97_EXT_AUDIO_MADC 0x0200 /* for EXT CTRL */
#define AC97_EXT_AUDIO_SPCV 0x0400 /* for EXT CTRL */
#define AC97_EXT_AUDIO_PRI 0x0800 /* for EXT CTRL */
#define AC97_EXT_AUDIO_PRJ 0x1000 /* for EXT CTRL */
#define AC97_EXT_AUDIO_PRK 0x2000 /* for EXT CTRL */
#define AC97_EXT_AUDIO_PRL 0x4000 /* for EXT CTRL */
#define AC97_EXT_AUDIO_VCFG 0x8000 /* for EXT CTRL */
#define AC97_SINGLE_RATE 48000
#define AC97_REG_PCM_FRONT_DAC_RATE 0x2c
#define AC97_REG_PCM_SURR_DAC_RATE 0x2e
#define AC97_REG_PCM_LFE_DAC_RATE 0x30
#define AC97_REG_PCM_LR_ADC_RATE 0x32
#define AC97_REG_PCM_MIC_ADC_RATE 0x34 /* dedicated mic */
#define AC97_REG_CENTER_LFE_MASTER 0x36 /* center + LFE master volume */
#define AC97_REG_SURR_MASTER 0x38 /* surround (rear) master vol */
#define AC97_REG_SPDIF_CTRL 0x3a
#define AC97_SPDIF_V 0x8000
#define AC97_SPDIF_DRS 0x4000
#define AC97_SPDIF_SPSR_MASK 0x3000
#define AC97_SPDIF_SPSR_44K 0x0000
#define AC97_SPDIF_SPSR_48K 0x2000
#define AC97_SPDIF_SPSR_32K 0x1000
#define AC97_SPDIF_L 0x0800
#define AC97_SPDIF_CC_MASK 0x07f0
#define AC97_SPDIF_PRE 0x0008
#define AC97_SPDIF_COPY 0x0004
#define AC97_SPDIF_NONAUDIO 0x0002
#define AC97_SPDIF_PRO 0x0001
/* Modem -- 0x3c-0x58 */
/* Vendor specific -- 0x5a-0x7b */
#define AC97_REG_VENDOR_ID1 0x7c
#define AC97_REG_VENDOR_ID2 0x7e
#define AC97_VENDOR_ID_MASK 0xffffff00
#define AC97_CODEC_ID(a0, a1, a2, x) \
(((a0) << 24) | ((a1) << 16) | ((a2) << 8) | (x))
#define AC97_GET_CODEC_ID(id, cp) \
do { \
(cp)[0] = ((id) >> 24) & 0xff; \
(cp)[1] = ((id) >> 16) & 0xff; \
(cp)[2] = ((id) >> 8) & 0xff; \
(cp)[3] = (id) & 0xff; \
} while (0)
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