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      1 /*	$NetBSD: ac97reg.h,v 1.14 2018/04/09 10:15:57 jmcneill Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1999 Constantine Sapuntzakis
      5  *
      6  * Author:        Constantine Sapuntzakis <csapuntz (at) stanford.edu>
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY CONSTANTINE SAPUNTZAKIS AND CONTRIBUTORS
     18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS
     21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     27  * POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #define	AC97_REG_RESET			0x00
     31 #define		AC97_CAPS_MICIN			0x0001
     32 #define		AC97_CAPS_MODEMLINECODEC	0x0002 /* 1.x only! */
     33 #define		AC97_CAPS_TONECTRL		0x0004
     34 #define		AC97_CAPS_SIMSTEREO		0x0008
     35 #define		AC97_CAPS_HEADPHONES		0x0010
     36 #define		AC97_CAPS_LOUDNESS		0x0020
     37 #define		AC97_CAPS_DAC18			0x0040
     38 #define		AC97_CAPS_DAC20			0x0080
     39 #define		AC97_CAPS_ADC18			0x0100
     40 #define		AC97_CAPS_ADC20			0x0200
     41 #define		AC97_CAPS_ENHANCEMENT_MASK	0xfc00
     42 #define		AC97_CAPS_ENHANCEMENT_SHIFT	10
     43 #define		AC97_CAPS_ENHANCEMENT(reg)	(((reg) >> 10) & 0x1f)
     44 #define	AC97_REG_MASTER_VOLUME		0x02
     45 #define	AC97_REG_HEADPHONE_VOLUME	0x04
     46 #define	AC97_REG_MASTER_VOLUME_MONO	0x06
     47 #define	AC97_REG_MASTER_TONE		0x08
     48 #define	AC97_REG_PCBEEP_VOLUME		0x0a
     49 #define	AC97_REG_PHONE_VOLUME		0x0c
     50 #define	AC97_REG_MIC_VOLUME		0x0e
     51 #define	AC97_REG_LINEIN_VOLUME		0x10
     52 #define	AC97_REG_CD_VOLUME		0x12
     53 #define	AC97_REG_VIDEO_VOLUME		0x14
     54 #define	AC97_REG_AUX_VOLUME		0x16
     55 #define	AC97_REG_PCMOUT_VOLUME		0x18
     56 #define	AC97_REG_RECORD_SELECT		0x1a
     57 #define	AC97_REG_RECORD_GAIN		0x1c
     58 #define	AC97_REG_RECORD_GAIN_MIC	0x1e /* for dedicated mic */
     59 #define	AC97_REG_GP			0x20
     60 #define	AC97_REG_3D_CONTROL		0x22
     61 				/*	0x24	Modem sample rate in AC97 1.03
     62 						Reserved in AC97 2.0
     63 						Interrupt/paging in AC97 2.3 */
     64 #define	AC97_REG_POWER			0x26
     65 #define		AC97_POWER_ADC			0x0001
     66 #define		AC97_POWER_DAC			0x0002
     67 #define		AC97_POWER_ANL			0x0004
     68 #define		AC97_POWER_REF			0x0008
     69 #define		AC97_POWER_IN			0x0100
     70 #define		AC97_POWER_OUT			0x0200
     71 #define		AC97_POWER_MIXER		0x0400
     72 #define		AC97_POWER_MIXER_VREF		0x0800
     73 #define		AC97_POWER_ACLINK		0x1000
     74 #define		AC97_POWER_CLK			0x2000
     75 #define		AC97_POWER_AUX			0x4000
     76 #define		AC97_POWER_EAMP			0x8000
     77 
     78 /* AC'97 2.0 extensions -- 0x28-0x3a */
     79 #define AC97_REG_EXT_AUDIO_ID		0x28
     80 #define AC97_REG_EXT_AUDIO_CTRL		0x2a
     81 #define		AC97_EXT_AUDIO_VRA		0x0001
     82 #define		AC97_EXT_AUDIO_DRA		0x0002
     83 #define		AC97_EXT_AUDIO_SPDIF		0x0004
     84 #define		AC97_EXT_AUDIO_VRM		0x0008 /* for dedicated mic */
     85 #define		AC97_EXT_AUDIO_DSA_MASK		0x0030 /* for EXT ID */
     86 #define		 AC97_EXT_AUDIO_DSA00		0x0000 /* for EXT ID */
     87 #define		 AC97_EXT_AUDIO_DSA01		0x0010 /* for EXT ID */
     88 #define		 AC97_EXT_AUDIO_DSA10		0x0020 /* for EXT ID */
     89 #define		 AC97_EXT_AUDIO_DSA11		0x0030 /* for EXT ID */
     90 #define		AC97_EXT_AUDIO_SPSA_MASK	0x0030 /* for EXT CTRL */
     91 #define		 AC97_EXT_AUDIO_SPSA34		0x0000 /* for EXT CTRL */
     92 #define		 AC97_EXT_AUDIO_SPSA78		0x0010 /* for EXT CTRL */
     93 #define		 AC97_EXT_AUDIO_SPSA69		0x0020 /* for EXT CTRL */
     94 #define		 AC97_EXT_AUDIO_SPSAAB		0x0030 /* for EXT CTRL */
     95 #define		AC97_EXT_AUDIO_CDAC		0x0040
     96 #define		AC97_EXT_AUDIO_SDAC		0x0080
     97 #define		AC97_EXT_AUDIO_LDAC		0x0100
     98 #define		AC97_EXT_AUDIO_AMAP		0x0200 /* for EXT ID */
     99 #define		AC97_EXT_AUDIO_REV_MASK		0x0C00 /* for EXT ID */
    100 #define		 AC97_EXT_AUDIO_REV_11		0x0000 /* for EXT ID */
    101 #define		 AC97_EXT_AUDIO_REV_22		0x0400 /* for EXT ID */
    102 #define		 AC97_EXT_AUDIO_REV_23		0x0800 /* for EXT ID */
    103 #define		 AC97_EXT_AUDIO_REV_RESERVED11	0x0c00 /* for EXT ID */
    104 #define		AC97_EXT_AUDIO_ID_MASK		0xC000 /* for EXT ID */
    105 #define		 AC97_EXT_AUDIO_ID_PRIMARY	0x0000 /* for EXT ID */
    106 #define		 AC97_EXT_AUDIO_ID_SECONDARY01	0x4000 /* for EXT ID */
    107 #define		 AC97_EXT_AUDIO_ID_SECONDARY10	0x8000 /* for EXT ID */
    108 #define		 AC97_EXT_AUDIO_ID_SECONDARY11	0xc000 /* for EXT ID */
    109 #define		AC97_EXT_AUDIO_MADC		0x0200 /* for EXT CTRL */
    110 #define		AC97_EXT_AUDIO_SPCV		0x0400 /* for EXT CTRL */
    111 #define		AC97_EXT_AUDIO_PRI		0x0800 /* for EXT CTRL */
    112 #define		AC97_EXT_AUDIO_PRJ		0x1000 /* for EXT CTRL */
    113 #define		AC97_EXT_AUDIO_PRK		0x2000 /* for EXT CTRL */
    114 #define		AC97_EXT_AUDIO_PRL		0x4000 /* for EXT CTRL */
    115 #define		AC97_EXT_AUDIO_VCFG		0x8000 /* for EXT CTRL */
    116 
    117 #define		AC97_SINGLE_RATE		48000
    118 #define	AC97_REG_PCM_FRONT_DAC_RATE	0x2c
    119 #define	AC97_REG_PCM_SURR_DAC_RATE	0x2e
    120 #define	AC97_REG_PCM_LFE_DAC_RATE	0x30
    121 #define	AC97_REG_PCM_LR_ADC_RATE	0x32
    122 #define	AC97_REG_PCM_MIC_ADC_RATE	0x34	/* dedicated mic */
    123 #define	AC97_REG_CENTER_LFE_MASTER	0x36	/* center + LFE master volume */
    124 #define	AC97_REG_SURR_MASTER		0x38	/* surround (rear) master vol */
    125 #define AC97_REG_SPDIF_CTRL		0x3a
    126 #define		AC97_SPDIF_V			0x8000
    127 #define		AC97_SPDIF_DRS			0x4000
    128 #define		AC97_SPDIF_SPSR_MASK		0x3000
    129 #define		 AC97_SPDIF_SPSR_44K		0x0000
    130 #define		 AC97_SPDIF_SPSR_48K		0x2000
    131 #define		 AC97_SPDIF_SPSR_32K		0x1000
    132 #define		AC97_SPDIF_L			0x0800
    133 #define		AC97_SPDIF_CC_MASK		0x07f0
    134 #define		AC97_SPDIF_PRE			0x0008
    135 #define		AC97_SPDIF_COPY			0x0004
    136 #define		AC97_SPDIF_NONAUDIO		0x0002
    137 #define		AC97_SPDIF_PRO			0x0001
    138 
    139 /* Modem -- 0x3c-0x58 */
    140 #define	AC97_REG_EXT_MODEM_ID		0x3c	/* extended modem id */
    141 #define		AC97_EXT_MODEM_LINE1		0x0001
    142 #define		AC97_EXT_MODEM_LINE2		0x0002
    143 #define		AC97_EXT_MODEM_HANDSET		0x0004
    144 #define		AC97_EXT_MODEM_CID1		0x0008
    145 #define		AC97_EXT_MODEM_CID2		0x0010
    146 #define		AC97_EXT_MODEM_ID0		0x4000
    147 #define		AC97_EXT_MODEM_ID1		0x8000
    148 #define		AC97_EXT_MODEM_ID_MASK		0xc000
    149 #define	AC97_REG_EXT_MODEM_CTRL		0x3e	/* extended modem ctrl */
    150 #define		AC97_EXT_MODEM_CTRL_GPIO	0x0001	/* gpio is ready */
    151 #define		AC97_EXT_MODEM_CTRL_MREF	0x0002	/* vref up */
    152 #define		AC97_EXT_MODEM_CTRL_ADC1	0x0004	/* line1 adc ready */
    153 #define		AC97_EXT_MODEM_CTRL_DAC1	0x0008	/* line1 dac ready */
    154 #define		AC97_EXT_MODEM_CTRL_ADC2	0x0010	/* line2 adc ready */
    155 #define		AC97_EXT_MODEM_CTRL_DAC2	0x0020	/* line2 dac ready */
    156 #define		AC97_EXT_MODEM_CTRL_HADC	0x0040	/* handset adc ready */
    157 #define		AC97_EXT_MODEM_CTRL_HDAC	0x0080	/* handset dac ready */
    158 #define		AC97_EXT_MODEM_CTRL_PRA		0x0100	/* gpio off */
    159 #define		AC97_EXT_MODEM_CTRL_PRB		0x0200	/* vref off */
    160 #define		AC97_EXT_MODEM_CTRL_PRC		0x0400	/* line1 adc off */
    161 #define		AC97_EXT_MODEM_CTRL_PRD		0x0800	/* line1 dac off */
    162 #define		AC97_EXT_MODEM_CTRL_PRE		0x1000	/* line2 adc off */
    163 #define		AC97_EXT_MODEM_CTRL_PRF		0x2000	/* line2 dac off */
    164 #define		AC97_EXT_MODEM_CTRL_PRG		0x4000	/* handset adc off */
    165 #define		AC97_EXT_MODEM_CTRL_PRH		0x8000	/* handset dac off */
    166 #define AC97_REG_LINE1_RATE		0x40
    167 #define	AC97_REG_LINE2_RATE		0x42
    168 #define	AC97_REG_HANDSET_RATE		0x44
    169 #define	AC97_REG_LINE1_LEVEL		0x46
    170 #define	AC97_REG_LINE2_LEVEL		0x48
    171 #define	AC97_REG_HANDSET_LEVEL		0x4a
    172 #define	AC97_REG_GPIO_CFG		0x4c	/* gpio config */
    173 #define	AC97_REG_GPIO_POLARITY		0x4e	/* gpio pin polarity */
    174 #define	AC97_REG_GPIO_STICKY		0x50	/* gpio pin sticky */
    175 #define	AC97_REG_GPIO_WAKEUP		0x52	/* gpio pin wakeup */
    176 #define	AC97_REG_GPIO_STATUS		0x54
    177 #define		AC97_GPIO_LINE1_OH		0x0001	/* off-hook */
    178 #define		AC97_GPIO_LINE1_RI		0x0002	/* ring detect */
    179 #define		AC97_GPIO_LINE1_CID		0x0004	/* caller-id */
    180 #define		AC97_GPIO_LINE2_OH		0x0400	/* off-hook */
    181 #define		AC97_GPIO_LINE2_RI		0x0800	/* ring detect */
    182 #define		AC97_GPIO_LINE2_CID		0x1000	/* caller-id */
    183 #define	AC97_REG_MISC_AFE		0x56	/* misc modem afe status & control */
    184 #define		AC97_MISC_AFE_L1B_MASK		0x0007	/* line1 loopback */
    185 #define		AC97_MISC_AFE_L2B_MASK		0x0070	/* line2 loopback */
    186 #define		AC97_MISC_AFE_HSB_MASK		0x0700	/* handset loopback */
    187 #define		AC97_MISC_AFE_MLNK		0x1000	/* ac-link status */
    188 #define		AC97_MISC_AFE_CID1		0x2000	/* line1 cid decode */
    189 #define		AC97_MISC_AFE_CID2		0x4000	/* line2 cid decide */
    190 #define		AC97_MISC_AFE_CIDR		0x8000	/* raw cid data */
    191 
    192 /* Modem loopback modes */
    193 #define		AC97_LOOPBACK_DISABLE		0
    194 #define		AC97_LOOPBACK_ADC		1
    195 #define		AC97_LOOPBACK_LOCAL_ANALOG	2
    196 #define		AC97_LOOPBACK_DAC		3
    197 #define		AC97_LOOPBACK_REMOTE_ANALOG	4
    198 #define		AC97_LOOPBACK_VENDOR1		5
    199 #define		AC97_LOOPBACK_VENDOR2		6
    200 #define		AC97_LOOPBACK_VENDOR3		7
    201 
    202 
    203 
    204 /* Vendor specific -- 0x5a-0x7b */
    205 
    206 #define	AC97_REG_VENDOR_ID1		0x7c
    207 #define	AC97_REG_VENDOR_ID2		0x7e
    208 #define		AC97_VENDOR_ID_MASK		0xffffff00
    209 
    210 #define	AC97_CODEC_ID(a0, a1, a2, x)					\
    211 	(((a0) << 24) | ((a1) << 16) | ((a2) << 8) | (x))
    212 
    213 #define	AC97_GET_CODEC_ID(id, cp)					\
    214 do {									\
    215 	(cp)[0] = ((id) >> 24) & 0xff;					\
    216 	(cp)[1] = ((id) >> 16) & 0xff;					\
    217 	(cp)[2] = ((id) >> 8)  & 0xff;					\
    218 	(cp)[3] = (id) & 0xff;						\
    219 } while (0)
    220 
    221 /* AC-link slot assignments */
    222 #define	AC97_SLOT_TAG			0
    223 #define	AC97_SLOT_ADDR			1
    224 #define	AC97_SLOT_DATA			2
    225 #define	AC97_SLOT_PCM_L			3
    226 #define	AC97_SLOT_PCM_R			4
    227 #define	AC97_SLOT_MODEM_LINE1		5
    228 #define	AC97_SLOT_PCM_C			6	/* output */
    229 #define	AC97_SLOT_MIC			6	/* input */
    230 #define	AC97_SLOT_PCM_SL		7	/* output */
    231 #define	AC97_SLOT_PCM_SR		8	/* output */
    232 #define	AC97_SLOT_LFE			9	/* output */
    233 #define	AC97_SLOT_MODEM_LINE2		10
    234 #define	AC97_SLOT_MODEM_HANDSET		11
    235 #define	AC97_SLOT_MODEM_GPIO		12	/* input */
    236