1 /* $NetBSD: auichreg.h,v 1.12 2009/09/03 14:29:42 sborrill Exp $ */ 2 3 /* 4 * Copyright (c) 2000 Michael Shalayeff 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 * 30 * from OpenBSD: ich.c,v 1.3 2000/08/11 06:17:18 mickey Exp 31 */ 32 33 #ifndef _DEV_PCI_AUICHREG_H_ 34 #define _DEV_PCI_AUICHREG_H_ 35 36 /* 37 * AC'97 audio found on Intel 810/820/440MX chipsets. 38 * http://developer.intel.com/design/chipsets/datashts/290655.htm 39 * http://developer.intel.com/design/chipsets/manuals/298028.htm 40 */ 41 42 /* 12.1.10 NAMBAR - native audio mixer base address register */ 43 #define ICH_NAMBAR 0x10 44 /* 12.1.11 NABMBAR - native audio bus mastering base address register */ 45 #define ICH_NABMBAR 0x14 46 #define ICH_MMBAR 0x18 /* ICH4/ICH5/ICH6/ICH7 native audio mixer BAR */ 47 #define ICH_MBBAR 0x1c /* ICH4/ICH5/ICH6/ICH7 native bus mastering BAR */ 48 #define ICH_CFG 0x40 49 #define ICH_CFG_IOSE 0x0100 50 51 /* table 12-3. native audio bus master control registers */ 52 #define ICH_BDBAR 0x00 /* 8-byte aligned address */ 53 #define ICH_CIV 0x04 /* 5 bits current index value */ 54 #define ICH_LVI 0x05 /* 5 bits last valid index value */ 55 #define ICH_LVI_MASK 0x1f 56 #define ICH_STS 0x06 /* 16 bits status */ 57 #define ICH_FIFOE 0x10 /* fifo error */ 58 #define ICH_BCIS 0x08 /* r- buf cmplt int sts; wr ack */ 59 #define ICH_LVBCI 0x04 /* r- last valid bci, wr ack */ 60 #define ICH_CELV 0x02 /* current equals last valid */ 61 #define ICH_DCH 0x01 /* DMA halted */ 62 #define ICH_ISTS_BITS "\020\01dch\02celv\03lvbci\04bcis\05fifoe" 63 #define ICH_PICB 0x08 /* 16 bits */ 64 #define ICH_PIV 0x0a /* 5 bits prefetched index value */ 65 #define ICH_CTRL 0x0b /* control */ 66 #define ICH_IOCE 0x10 /* int on completion enable */ 67 #define ICH_FEIE 0x08 /* fifo error int enable */ 68 #define ICH_LVBIE 0x04 /* last valid buf int enable */ 69 #define ICH_RR 0x02 /* 1 - reset regs */ 70 #define ICH_RPBM 0x01 /* 1 - run, 0 - pause */ 71 72 #define ICH_CODEC_OFFSET 0x80 73 74 #define ICH_PCMI 0x00 75 #define ICH_PCMO 0x10 76 #define ICH_MICI 0x20 77 78 #define ICH_GCTRL 0x2c 79 #define ICH_SSM_78 0x40000000 /* S/PDIF slots 7 and 8 */ 80 #define ICH_SSM_69 0x80000000 /* S/PDIF slots 6 and 9 */ 81 #define ICH_SSM_1011 0xc0000000 /* S/PDIF slots 10 and 11 */ 82 #define ICH_POM16 0x000000 /* PCM out precision 16bit */ 83 #define ICH_POM20 0x400000 /* PCM out precision 20bit */ 84 #define ICH_PCM246_MASK 0x300000 85 #define ICH_PCM2 0x000000 /* 2ch output */ 86 #define ICH_PCM4 0x100000 /* 4ch output */ 87 #define ICH_PCM6 0x200000 /* 6ch output */ 88 #define ICH_SIS_PCM246_MASK 0x0000c0 89 #define ICH_SIS_PCM2 0x000000 /* 2ch output */ 90 #define ICH_SIS_PCM4 0x000040 /* 4ch output */ 91 #define ICH_SIS_PCM6 0x000080 /* 6ch output */ 92 #define ICH_S2RIE 0x40 /* int when tertiary codec resume */ 93 #define ICH_SRIE 0x20 /* int when 2ndary codec resume */ 94 #define ICH_PRIE 0x10 /* int when primary codec resume */ 95 #define ICH_ACLSO 0x08 /* aclink shut off */ 96 #define ICH_WRESET 0x04 /* warm reset */ 97 #define ICH_CRESET 0x02 /* cold reset */ 98 #define ICH_GIE 0x01 /* gpi int enable */ 99 #define ICH_GSTS 0x30 100 #define ICH_S2RI 0x20000000 /* tertiary resume int */ 101 #define ICH_S2CR 0x10000000 /* tertiary codec ready */ 102 #define ICH_BCS 0x08000000 /* bit clock stopped */ 103 #define ICH_SPINT 0x04000000 /* S/PDIF int */ 104 #define ICH_P2INT 0x02000000 /* PCM-In 2 int */ 105 #define ICH_M2INT 0x01000000 /* mic 2 int */ 106 #define ICH_SAMPLE_CAP 0x00c00000 /* sampling precision capability */ 107 #define ICH_CHAN_CAP 0x00300000 /* multi-channel capability */ 108 #define ICH_MD3 0x20000 /* pwr-dn semaphore for modem */ 109 #define ICH_AD3 0x10000 /* pwr-dn semaphore for audio */ 110 #define ICH_RCS 0x08000 /* read completion status */ 111 #define ICH_B3S12 0x04000 /* bit 3 of slot 12 */ 112 #define ICH_B2S12 0x02000 /* bit 2 of slot 12 */ 113 #define ICH_B1S12 0x01000 /* bit 1 of slot 12 */ 114 #define ICH_SRI 0x00800 /* secondary resume int */ 115 #define ICH_PRI 0x00400 /* primary resume int */ 116 #define ICH_SCR 0x00200 /* secondary codec ready */ 117 #define ICH_PCR 0x00100 /* primary codec ready */ 118 #define ICH_MINT 0x00080 /* mic in int */ 119 #define ICH_POINT 0x00040 /* pcm out int */ 120 #define ICH_PIINT 0x00020 /* pcm in int */ 121 #define ICH_MOINT 0x00004 /* modem out int */ 122 #define ICH_MIINT 0x00002 /* modem in int */ 123 #define ICH_GSCI 0x00001 /* gpi status change */ 124 #define ICH_GSTS_BITS "\020\01gsci\02miict\03moint\06piint\07point\010mint\011pcr\012scr\013pri\014sri\015b1s12\016b2s12\017b3s12\020rcs\021ad3\022md3" 125 #define ICH_CAS 0x34 /* 1/8 bit */ 126 #define ICH_SEMATIMO 1000 /* us */ 127 128 #define ICH_SIS_NV_CTL 0x4c /* some SiS/nVidia register. From Linux */ 129 #define ICH_SIS_CTL_UNMUTE 0x01 /* un-mute the output */ 130 131 /* 132 * according to the dev/audiovar.h AU_RING_SIZE is 2^16, what fits 133 * in our limits perfectly, i.e. setting it to higher value 134 * in your kernel config would improve perfomance, still 2^21 is the max 135 */ 136 #define ICH_DMALIST_MAX 32 137 #define ICH_DMASEG_MAX (65536*2) /* 64k samples, 2x16 bit samples */ 138 struct auich_dmalist { 139 u_int32_t base; 140 u_int32_t len; 141 #define ICH_DMAF_IOC 0x80000000 /* 1-int on complete */ 142 #define ICH_DMAF_BUP 0x40000000 /* 0-retrans last, 1-transmit 0 */ 143 }; 144 145 #endif /* _DEV_PCI_AUICHREG_H_ */ 146