1 /* $NetBSD: auixpreg.h,v 1.3 2005/12/11 12:22:48 christos Exp $ */ 2 3 /* 4 * Copyright (c) 2004, 2005 Reinoud Zandijk <reinoud@netbsd.org> 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. The name of the author may not be used to endorse or promote products 13 * derived from this software without specific prior written permission. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by the NetBSD 17 * Foundation, Inc. and its contributors. 18 * 4. Neither the name of The NetBSD Foundation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 27 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 28 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 29 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 30 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 */ 34 35 /* 36 * NetBSD audio driver for ATI IXP-{150,200,...} audio driver hardware. 37 * 38 * Thanks are due to Takashi Iwai for the constants. 39 */ 40 41 42 #define ATI_IXP_CODECS 3 43 44 45 typedef struct atiixp_dma_desc { 46 uint32_t addr; /* DMA buffer address */ 47 uint16_t status; /* status bits; function unknown */ 48 uint16_t size; /* size of this DMA packet in dwords */ 49 uint32_t next; /* phys pointer to next packet descriptor */ 50 } __packed atiixp_dma_desc_t; 51 52 53 #define ATI_REG_ISR 0x00 /* interrupt source */ 54 #define ATI_REG_ISR_IN_XRUN (1U<<0) 55 #define ATI_REG_ISR_IN_STATUS (1U<<1) 56 #define ATI_REG_ISR_OUT_XRUN (1U<<2) 57 #define ATI_REG_ISR_OUT_STATUS (1U<<3) 58 #define ATI_REG_ISR_SPDF_XRUN (1U<<4) 59 #define ATI_REG_ISR_SPDF_STATUS (1U<<5) 60 #define ATI_REG_ISR_PHYS_INTR (1U<<8) 61 #define ATI_REG_ISR_PHYS_MISMATCH (1U<<9) 62 #define ATI_REG_ISR_CODEC0_NOT_READY (1U<<10) 63 #define ATI_REG_ISR_CODEC1_NOT_READY (1U<<11) 64 #define ATI_REG_ISR_CODEC2_NOT_READY (1U<<12) 65 #define ATI_REG_ISR_NEW_FRAME (1U<<13) 66 67 #define ATI_REG_IER 0x04 /* interrupt enable */ 68 #define ATI_REG_IER_IN_XRUN_EN (1U<<0) 69 #define ATI_REG_IER_IO_STATUS_EN (1U<<1) 70 #define ATI_REG_IER_OUT_XRUN_EN (1U<<2) 71 #define ATI_REG_IER_OUT_XRUN_COND (1U<<3) 72 #define ATI_REG_IER_SPDF_XRUN_EN (1U<<4) 73 #define ATI_REG_IER_SPDF_STATUS_EN (1U<<5) 74 #define ATI_REG_IER_PHYS_INTR_EN (1U<<8) 75 #define ATI_REG_IER_PHYS_MISMATCH_EN (1U<<9) 76 #define ATI_REG_IER_CODEC0_INTR_EN (1U<<10) 77 #define ATI_REG_IER_CODEC1_INTR_EN (1U<<11) 78 #define ATI_REG_IER_CODEC2_INTR_EN (1U<<12) 79 #define ATI_REG_IER_NEW_FRAME_EN (1U<<13) /* (RO) */ 80 #define ATI_REG_IER_SET_BUS_BUSY (1U<<14) /* (WO) audio is running */ 81 82 #define ATI_REG_CMD 0x08 /* command */ 83 #define ATI_REG_CMD_POWERDOWN (1U<<0) 84 #define ATI_REG_CMD_RECEIVE_EN (1U<<1) 85 #define ATI_REG_CMD_SEND_EN (1U<<2) 86 #define ATI_REG_CMD_STATUS_MEM (1U<<3) 87 #define ATI_REG_CMD_SPDF_OUT_EN (1U<<4) 88 #define ATI_REG_CMD_SPDF_STATUS_MEM (1U<<5) 89 #define ATI_REG_CMD_SPDF_THRESHOLD (3U<<6) 90 #define ATI_REG_CMD_SPDF_THRESHOLD_SHIFT 6 91 #define ATI_REG_CMD_IN_DMA_EN (1U<<8) 92 #define ATI_REG_CMD_OUT_DMA_EN (1U<<9) 93 #define ATI_REG_CMD_SPDF_DMA_EN (1U<<10) 94 #define ATI_REG_CMD_SPDF_OUT_STOPPED (1U<<11) 95 #define ATI_REG_CMD_SPDF_CONFIG_MASK (7U<<12) 96 #define ATI_REG_CMD_SPDF_CONFIG_34 (1U<<12) 97 #define ATI_REG_CMD_SPDF_CONFIG_78 (2U<<12) 98 #define ATI_REG_CMD_SPDF_CONFIG_69 (3U<<12) 99 #define ATI_REG_CMD_SPDF_CONFIG_01 (4U<<12) 100 #define ATI_REG_CMD_INTERLEAVE_SPDF (1U<<16) 101 #define ATI_REG_CMD_AUDIO_PRESENT (1U<<20) 102 #define ATI_REG_CMD_INTERLEAVE_IN (1U<<21) 103 #define ATI_REG_CMD_INTERLEAVE_OUT (1U<<22) 104 #define ATI_REG_CMD_LOOPBACK_EN (1U<<23) 105 #define ATI_REG_CMD_PACKED_DIS (1U<<24) 106 #define ATI_REG_CMD_BURST_EN (1U<<25) 107 #define ATI_REG_CMD_PANIC_EN (1U<<26) 108 #define ATI_REG_CMD_MODEM_PRESENT (1U<<27) 109 #define ATI_REG_CMD_ACLINK_ACTIVE (1U<<28) 110 #define ATI_REG_CMD_AC_SOFT_RESET (1U<<29) 111 #define ATI_REG_CMD_AC_SYNC (1U<<30) 112 #define ATI_REG_CMD_AC_RESET (1U<<31) 113 114 #define ATI_REG_PHYS_OUT_ADDR 0x0c 115 #define ATI_REG_PHYS_OUT_CODEC_MASK (3U<<0) 116 #define ATI_REG_PHYS_OUT_RW (1U<<2) 117 #define ATI_REG_PHYS_OUT_ADDR_EN (1U<<8) 118 #define ATI_REG_PHYS_OUT_ADDR_SHIFT 9 119 #define ATI_REG_PHYS_OUT_DATA_SHIFT 16 120 121 #define ATI_REG_PHYS_IN_ADDR 0x10 122 #define ATI_REG_PHYS_IN_READ_FLAG (1U<<8) 123 #define ATI_REG_PHYS_IN_ADDR_SHIFT 9 124 #define ATI_REG_PHYS_IN_DATA_SHIFT 16 125 126 #define ATI_REG_SLOTREQ 0x14 127 128 #define ATI_REG_COUNTER 0x18 129 #define ATI_REG_COUNTER_SLOT (3U<<0) /* slot # */ 130 #define ATI_REG_COUNTER_BITCLOCK (31U<<8) 131 132 #define ATI_REG_IN_FIFO_THRESHOLD 0x1c 133 134 #define ATI_REG_IN_DMA_LINKPTR 0x20 135 #define ATI_REG_IN_DMA_DT_START 0x24 /* RO */ 136 #define ATI_REG_IN_DMA_DT_NEXT 0x28 /* RO */ 137 #define ATI_REG_IN_DMA_DT_CUR 0x2c /* RO */ 138 #define ATI_REG_IN_DMA_DT_SIZE 0x30 139 140 #define ATI_REG_OUT_DMA_SLOT 0x34 141 #define ATI_REG_OUT_DMA_SLOT_BIT(x) (1U << ((x) - 3)) 142 #define ATI_REG_OUT_DMA_SLOT_MASK 0x1ff 143 #define ATI_REG_OUT_DMA_THRESHOLD_MASK 0xf800 144 #define ATI_REG_OUT_DMA_THRESHOLD_SHIFT 11 145 146 #define ATI_REG_OUT_DMA_LINKPTR 0x38 147 #define ATI_REG_OUT_DMA_DT_START 0x3c /* RO */ 148 #define ATI_REG_OUT_DMA_DT_NEXT 0x40 /* RO */ 149 #define ATI_REG_OUT_DMA_DT_CUR 0x44 /* RO */ 150 #define ATI_REG_OUT_DMA_DT_SIZE 0x48 151 152 #define ATI_REG_SPDF_CMD 0x4c 153 #define ATI_REG_SPDF_CMD_LFSR (1U<<4) 154 #define ATI_REG_SPDF_CMD_SINGLE_CH (1U<<5) 155 #define ATI_REG_SPDF_CMD_LFSR_ACC (0xff<<8) /* RO */ 156 157 #define ATI_REG_SPDF_DMA_LINKPTR 0x50 158 #define ATI_REG_SPDF_DMA_DT_START 0x54 /* RO */ 159 #define ATI_REG_SPDF_DMA_DT_NEXT 0x58 /* RO */ 160 #define ATI_REG_SPDF_DMA_DT_CUR 0x5c /* RO */ 161 #define ATI_REG_SPDF_DMA_DT_SIZE 0x60 162 163 #define ATI_REG_MODEM_MIRROR 0x7c 164 #define ATI_REG_AUDIO_MIRROR 0x80 165 166 #define ATI_REG_6CH_REORDER 0x84 /* reorder slots for 6ch */ 167 #define ATI_REG_6CH_REORDER_EN (1U<<0) /* 3,4,7,8,6,9 -> 3,4,6,9,7,8 */ 168 169 #define ATI_REG_FIFO_FLUSH 0x88 170 #define ATI_REG_FIFO_OUT_FLUSH (1U<<0) 171 #define ATI_REG_FIFO_IN_FLUSH (1U<<1) 172 173 /* LINKPTR */ 174 #define ATI_REG_LINKPTR_EN (1U<<0) 175 176 /* [INT|OUT|SPDIF]_DMA_DT_SIZE */ 177 #define ATI_REG_DMA_DT_SIZE (0xffffU<<0) 178 #define ATI_REG_DMA_FIFO_USED (0x1fU<<16) 179 #define ATI_REG_DMA_FIFO_FREE (0x1fU<<21) 180 #define ATI_REG_DMA_STATE (7U<<26) 181 182 183 184