1 /* $OpenBSD: auacerreg.h,v 1.2 2022/01/09 05:42:45 jsg Exp $ */ 2 /* $NetBSD: auacer.h,v 1.1 2004/10/10 16:37:07 augustss Exp $ */ 3 4 /*- 5 * Copyright (c) 2004 The NetBSD Foundation, Inc. 6 * All rights reserved. 7 * 8 * This code is derived from software contributed to The NetBSD Foundation 9 * by Lennart Augustsson. 10 * 11 * Redistribution and use in source and binary forms, with or without 12 * modification, are permitted provided that the following conditions 13 * are met: 14 * 1. Redistributions of source code must retain the above copyright 15 * notice, this list of conditions and the following disclaimer. 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in the 18 * documentation and/or other materials provided with the distribution. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 22 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 24 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 30 * POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef _DEV_PCI_AUACERREG_H_ 34 #define _DEV_PCI_AUACERREG_H_ 35 36 #define ALI_SCR 0x00 /* System Control Register */ 37 #define ALI_SCR_RESET (1<<31) /* master reset */ 38 #define ALI_SCR_AC97_DBL (1<<30) 39 #define ALI_SCR_CODEC_SPDF (3<<20) /* 1=7/8, 2=6/9, 3=10/11 */ 40 #define ALI_SCR_IN_BITS (3<<18) 41 #define ALI_SCR_OUT_BITS (3<<16) 42 #define ALI_SCR_6CH_CFG (3<<14) 43 #define ALI_SCR_PCM_4 (1<<8) 44 #define ALI_SCR_PCM_6 (2<<8) 45 #define ALI_SCR_PCM_246_MASK (ALI_SCR_PCM_4 | ALI_SCR_PCM_6) 46 #define ALI_SSR 0x04 /* System Status Register */ 47 #define ALI_SSR_SEC_ID (3<<5) 48 #define ALI_SSR_PRI_ID (3<<3) 49 #define ALI_DMACR 0x08 /* DMA Control Register */ 50 #define ALI_DMACR_PAUSE 16 /* offset for pause bits */ 51 #define ALI_FIFOCR1 0x0c /* FIFO Control Register 1 */ 52 #define ALI_INTERFACECR 0x10 /* Interface Control Register */ 53 #define ALI_INTERRUPTCR 0x14 /* Interrupt Control Register */ 54 #define ALI_INTERRUPTSR 0x18 /* Interrupt Status Register */ 55 #define ALI_INT_MICIN2 (1<<26) 56 #define ALI_INT_PCMIN2 (1<<25) 57 #define ALI_INT_I2SIN (1<<24) 58 #define ALI_INT_SPDIFOUT (1<<23) 59 #define ALI_INT_SPDIFIN (1<<22) 60 #define ALI_INT_LFEOUT (1<<21) 61 #define ALI_INT_CENTEROUT (1<<20) 62 #define ALI_INT_CODECSPDIFOUT (1<<19) 63 #define ALI_INT_MICIN (1<<18) 64 #define ALI_INT_PCMOUT (1<<17) 65 #define ALI_INT_PCMIN (1<<16) 66 #define ALI_INT_CPRAIS (1<<7) 67 #define ALI_INT_SPRAIS (1<<5) 68 #define ALI_INT_GPIO (1<<1) 69 #define ALI_FIFOCR2 0x1c /* FIFO Control Register 2 */ 70 #define ALI_CPR 0x20 /* Command Port Register */ 71 #define ALI_CPR_ADDR_SECONDARY 0x100 72 #define ALI_CPR_ADDR_READ 0x80 73 #define ALI_CPR_ADDR 0x22 /* AC97 write addr */ 74 #define ALI_SPR 0x24 /* Status Port Register */ 75 #define ALI_SPR_ADDR 0x26 /* AC97 read addr */ 76 #define ALI_FIFOCR3 0x2c /* FIFO Control Register 3 */ 77 #define ALI_TTSR 0x30 /* Transmit Tag Slot Register */ 78 #define ALI_RTSR 0x34 /* Receive Tag Slot Register */ 79 #define ALI_CSPSR 0x38 /* Command/Status Port Status Register */ 80 #define ALI_CSPSR_CODEC_READY 0x08 81 #define ALI_CSPSR_READ_OK 0x02 82 #define ALI_CSPSR_WRITE_OK 0x01 83 #define ALI_CAS 0x3c /* Codec Write Semaphore Register */ 84 #define ALI_CAS_SEM_BUSY 0x80000000 85 #define ALI_HWVOL 0xf0 /* hardware volume control/status */ 86 #define ALI_I2SCR 0xf4 /* I2S control/status */ 87 #define ALI_SPDIFCSR 0xf8 /* SPDIF Channel Status Register */ 88 #define ALI_SPDIFICS 0xfc /* SPDIF Interface Control/Status */ 89 90 91 #define ALI_OFF_BDBAR 0x00 /* Buffer Descriptor list Base Address */ 92 #define ALI_OFF_CIV 0x04 /* Current Index Value */ 93 #define ALI_OFF_LVI 0x05 /* Last Valid Index */ 94 #define ALI_LVI_MASK 0x1f 95 #define ALI_OFF_SR 0x06 /* Status Register */ 96 #define ALI_SR_DMA_INT_FIFO (1<<4) /* fifo under/over flow */ 97 #define ALI_SR_DMA_INT_COMPLETE (1<<3) /* buffer read/write complete and ioc set */ 98 #define ALI_SR_DMA_INT_LVI (1<<2) /* last valid done */ 99 #define ALI_SR_DMA_INT_CELV (1<<1) /* last valid is current */ 100 #define ALI_SR_DMA_INT_DCH (1<<0) /* DMA Controller Halted (happens on LVI interrupts) */ 101 #define ALI_SR_W1TC (ALI_SR_DMA_INT_LVI | ALI_SR_DMA_INT_COMPLETE | ALI_SR_DMA_INT_FIFO | ALI_SR_DMA_INT_CELV) 102 #define ALI_OFF_PICB 0x08 /* Position In Current Buffer */ 103 #define ALI_PIV 0x0a /* 5 bits prefetched index value */ 104 #define ALI_OFF_CR 0x0b /* Control Register */ 105 #define ALI_CR_IOCE 0x10 /* Int On Completion Enable */ 106 #define ALI_CR_FEIE 0x08 /* Fifo Error Int Enable */ 107 #define ALI_CR_LVBIE 0x04 /* Last Valid Buf Int Enable */ 108 #define ALI_CR_RR 0x02 /* 1 - Reset Regs */ 109 #define ALI_CR_RPBM 0x01 /* 1 - Run, 0 - Pause */ 110 111 #define ALI_BASE_PI 0x40 /* PCM In */ 112 #define ALI_BASE_PO 0x50 /* PCM Out */ 113 #define ALI_BASE_MC 0x60 /* Mic In */ 114 #define ALI_BASE_CODEC_SPDIFO 0x70 /* Codec SPDIF Out */ 115 #define ALI_BASE_CENTER 0x80 /* Center out */ 116 #define ALI_BASE_LFE 0x90 /* ? */ 117 #define ALI_BASE_CTL_SPDIFI 0xa0 /* Controller SPDIF In */ 118 #define ALI_BASE_CTL_SPDIFO 0xb0 /* Controller SPDIF Out */ 119 120 #define ALI_PORT2SLOT(port) (((port) - 0x40) / 0x10) 121 #define ALI_PORT2INTR(port) (ALI_PORT2SLOT(port) + 16) 122 123 #define ALI_IF_AC97SP (1<<21) 124 #define ALI_IF_MC (1<<20) 125 #define ALI_IF_PI (1<<19) 126 #define ALI_IF_MC2 (1<<18) 127 #define ALI_IF_PI2 (1<<17) 128 #define ALI_IF_LINE_SRC (1<<15) /* 0/1 = slot 3/6 */ 129 #define ALI_IF_MIC_SRC (1<<14) /* 0/1 = slot 3/6 */ 130 #define ALI_IF_SPDF_SRC (3<<12) /* 00 = PCM, 01 = AC97-in, 10 = spdif-in, 11 = i2s */ 131 #define ALI_IF_AC97_OUT (3<<8) /* 00 = PCM, 10 = spdif-in, 11 = i2s */ 132 #define ALI_IF_PO_SPDF (1<<3) 133 #define ALI_IF_PO (1<<1) 134 135 #define ALI_INT_MASK (ALI_INT_SPDIFOUT|ALI_INT_CODECSPDIFOUT|ALI_INT_MICIN|ALI_INT_PCMOUT|ALI_INT_PCMIN) 136 137 #define ALI_SAMPLE_SIZE 2 138 139 140 /* 141 * according to the dev/audiovar.h AU_RING_SIZE is 2^16, what fits 142 * in our limits perfectly, i.e. setting it to higher value 143 * in your kernel config would improve performance, still 2^21 is the max 144 */ 145 #define ALI_DMALIST_MAX 32 146 #define ALI_DMASEG_MAX (65536*2) /* 64k samples, 2x16 bit samples */ 147 struct auacer_dmalist { 148 u_int32_t base; 149 u_int32_t len; 150 #define ALI_DMAF_IOC 0x80000000 /* 1-int on complete */ 151 #define ALI_DMAF_BUP 0x40000000 /* 0-retrans last, 1-transmit 0 */ 152 }; 153 154 #endif /* _DEV_PCI_AUACERREG_H_ */ 155 156