| 1 | /* $NetBSD: emuxkivar.h,v 1.13 2011/11/23 23:07:35 jmcneill Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2001 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Yannick Montulet. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * |
| 19 | * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS |
| 20 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 21 | * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 22 | * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS |
| 23 | * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 24 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 25 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 26 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 27 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 28 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 29 | * POSSIBILITY OF SUCH DAMAGE. |
| 30 | */ |
| 31 | |
| 32 | #ifndef _DEV_PCI_EMU10K1VAR_H_ |
| 33 | #define _DEV_PCI_EMU10K1VAR_H_ |
| 34 | |
| 35 | #define EMU_PCI_CBIO 0x10 |
| 36 | #define EMU_SUBSYS_APS 0x40011102 |
| 37 | |
| 38 | /* |
| 39 | * DMA memory management |
| 40 | */ |
| 41 | |
| 42 | struct dmamem { |
| 43 | bus_dma_tag_t dmat; |
| 44 | bus_size_t size; |
| 45 | bus_size_t align; |
| 46 | bus_size_t bound; |
| 47 | bus_dma_segment_t *segs; |
| 48 | int nsegs; |
| 49 | int rsegs; |
| 50 | void * kaddr; |
| 51 | bus_dmamap_t map; |
| 52 | }; |
| 53 | |
| 54 | #define KERNADDR(ptr) ((void *)((ptr)->kaddr)) |
| 55 | #define DMASEGADDR(ptr, segno) ((ptr)->segs[segno].ds_addr) |
| 56 | #define DMAADDR(ptr) DMASEGADDR(ptr, 0) |
| 57 | #define DMASIZE(ptr) ((ptr)->size) |
| 58 | |
| 59 | /* |
| 60 | * Emu10k1 hardware limits |
| 61 | */ |
| 62 | |
| 63 | #define EMU_PTESIZE 4096 |
| 64 | #define EMU_MAXPTE ((EMU_CHAN_PSST_LOOPSTARTADDR_MASK + 1) / \ |
| 65 | EMU_PTESIZE) |
| 66 | #define EMU_NUMCHAN 64 |
| 67 | #define EMU_NUMRECSRCS 3 |
| 68 | |
| 69 | #define EMU_DMA_ALIGN 4096 |
| 70 | #define EMU_DMAMEM_NSEG 1 |
| 71 | |
| 72 | /* |
| 73 | * Emu10k1 memory management |
| 74 | */ |
| 75 | |
| 76 | struct emuxki_mem { |
| 77 | LIST_ENTRY(emuxki_mem) next; |
| 78 | struct dmamem *dmamem; |
| 79 | uint16_t ptbidx; |
| 80 | #define EMU_RMEM 0xFFFF /* recording memory */ |
| 81 | }; |
| 82 | |
| 83 | /* |
| 84 | * Emu10k1 play channel params |
| 85 | */ |
| 86 | |
| 87 | struct emuxki_chanparms_fxsend { |
| 88 | struct { |
| 89 | uint8_t level, dest; |
| 90 | } a, b, c, d, e, f, g, h; |
| 91 | }; |
| 92 | |
| 93 | struct emuxki_chanparms_pitch { |
| 94 | uint16_t initial;/* 4 bits of octave, 12 bits of fractional |
| 95 | * octave */ |
| 96 | uint16_t current;/* 0x4000 == unity pitch shift */ |
| 97 | uint16_t target; /* 0x4000 == unity pitch shift */ |
| 98 | uint8_t envelope_amount; /* Signed 2's complement, +/- |
| 99 | * one octave peak extremes */ |
| 100 | }; |
| 101 | |
| 102 | struct emuxki_chanparms_envelope { |
| 103 | uint16_t current_state; /* 0x8000-n == 666*n usec delay */ |
| 104 | uint8_t hold_time; /* 127-n == n*(volume ? 88.2 : |
| 105 | * 42)msec */ |
| 106 | uint8_t attack_time; /* 0 = infinite, 1 = (volume ? 11 : |
| 107 | * 10.9) msec, 0x7f = 5.5msec */ |
| 108 | uint8_t sustain_level; /* 127 = full, 0 = off, 0.75dB |
| 109 | * increments */ |
| 110 | uint8_t decay_time; /* 0 = 43.7msec, 1 = 21.8msec, 0x7f = |
| 111 | * 22msec */ |
| 112 | }; |
| 113 | |
| 114 | struct emuxki_chanparms_volume { |
| 115 | uint16_t current, target; |
| 116 | struct emuxki_chanparms_envelope envelope; |
| 117 | }; |
| 118 | |
| 119 | struct emuxki_chanparms_filter { |
| 120 | uint16_t initial_cutoff_frequency; |
| 121 | /* |
| 122 | * 6 most significant bits are semitones, 2 least significant bits |
| 123 | * are fractions |
| 124 | */ |
| 125 | uint16_t current_cutoff_frequency; |
| 126 | uint16_t target_cutoff_frequency; |
| 127 | uint8_t lowpass_resonance_height; |
| 128 | uint8_t interpolation_ROM; /* 1 = full band, 7 = low |
| 129 | * pass */ |
| 130 | uint8_t envelope_amount; /* Signed 2's complement, +/- |
| 131 | * six octaves peak extremes */ |
| 132 | uint8_t LFO_modulation_depth; /* Signed 2's complement, +/- |
| 133 | * three octave extremes */ |
| 134 | }; |
| 135 | |
| 136 | struct emuxki_chanparms_loop { |
| 137 | uint32_t start; /* index in the PTB (in samples) */ |
| 138 | uint32_t end; /* index in the PTB (in samples) */ |
| 139 | }; |
| 140 | |
| 141 | struct emuxki_chanparms_modulation { |
| 142 | struct emuxki_chanparms_envelope envelope; |
| 143 | uint16_t LFO_state; /* 0x8000-n = 666*n usec delay */ |
| 144 | }; |
| 145 | |
| 146 | struct emuxki_chanparms_vibrato_LFO { |
| 147 | uint16_t state; /* 0x8000-n == 666*n usec delay */ |
| 148 | uint8_t modulation_depth; /* Signed 2's complement, +/- |
| 149 | * one octave extremes */ |
| 150 | uint8_t vibrato_depth; /* Signed 2's complement, +/- one |
| 151 | * octave extremes */ |
| 152 | uint8_t frequency; /* 0.039Hz steps, maximum of 9.85 Hz */ |
| 153 | }; |
| 154 | |
| 155 | struct emuxki_channel { |
| 156 | uint8_t num; /* voice number */ |
| 157 | struct emuxki_voice *voice; |
| 158 | struct emuxki_chanparms_fxsend fxsend; |
| 159 | struct emuxki_chanparms_pitch pitch; |
| 160 | uint16_t initial_attenuation; /* 0.375dB steps */ |
| 161 | struct emuxki_chanparms_volume volume; |
| 162 | struct emuxki_chanparms_filter filter; |
| 163 | struct emuxki_chanparms_loop loop; |
| 164 | struct emuxki_chanparms_modulation modulation; |
| 165 | struct emuxki_chanparms_vibrato_LFO vibrato_LFO; |
| 166 | uint8_t tremolo_depth; |
| 167 | }; |
| 168 | |
| 169 | /* |
| 170 | * Voices, streams |
| 171 | */ |
| 172 | |
| 173 | typedef enum { |
| 174 | EMU_RECSRC_MIC = 0, |
| 175 | EMU_RECSRC_ADC, |
| 176 | EMU_RECSRC_FX, |
| 177 | EMU_RECSRC_NOTSET |
| 178 | } emuxki_recsrc_t; |
| 179 | |
| 180 | struct emuxki_voice { |
| 181 | struct emuxki_softc *sc; /* our softc */ |
| 182 | |
| 183 | uint8_t use; |
| 184 | #define EMU_VOICE_USE_PLAY (1 << 0) |
| 185 | uint8_t state; |
| 186 | #define EMU_VOICE_STATE_STARTED (1 << 0) |
| 187 | uint8_t stereo; |
| 188 | #define EMU_VOICE_STEREO_NOTSET 0xFF |
| 189 | uint8_t b16; |
| 190 | uint32_t sample_rate; |
| 191 | union { |
| 192 | struct emuxki_channel *chan[2]; |
| 193 | emuxki_recsrc_t source; |
| 194 | } dataloc; |
| 195 | struct emuxki_mem *buffer; |
| 196 | uint16_t blksize;/* in samples */ |
| 197 | uint16_t trigblk;/* blk on which to trigger inth */ |
| 198 | uint16_t blkmod; /* Modulo value to wrap trigblk */ |
| 199 | uint16_t timerate; |
| 200 | void (*inth)(void *); |
| 201 | void *inthparam; |
| 202 | LIST_ENTRY(emuxki_voice) next; |
| 203 | }; |
| 204 | |
| 205 | #if 0 /* Not yet */ |
| 206 | /* |
| 207 | * I intend this to be able to manage things like AC-3 |
| 208 | */ |
| 209 | struct emuxki_stream { |
| 210 | struct emu10k1 *emu; |
| 211 | uint8_t nmono; |
| 212 | uint8_t nstereo; |
| 213 | struct emuxki_voice *mono; |
| 214 | struct emuxki_voice *stereo; |
| 215 | LIST_ENTRY(emuxki_stream) next; |
| 216 | }; |
| 217 | #endif /* Not yet */ |
| 218 | |
| 219 | struct emuxki_softc { |
| 220 | device_t sc_dev; |
| 221 | audio_device_t sc_audv; |
| 222 | enum { |
| 223 | EMUXKI_SBLIVE = 0x00, EMUXKI_AUDIGY = 0x01, |
| 224 | EMUXKI_AUDIGY2 = 0x02, EMUXKI_LIVE_5_1 = 0x04, |
| 225 | EMUXKI_APS = 0x08 |
| 226 | } sc_type; |
| 227 | |
| 228 | /* Autoconfig parameters */ |
| 229 | bus_space_tag_t sc_iot; |
| 230 | bus_space_handle_t sc_ioh; |
| 231 | bus_addr_t sc_iob; |
| 232 | bus_size_t sc_ios; |
| 233 | pci_chipset_tag_t sc_pc; /* PCI tag */ |
| 234 | bus_dma_tag_t sc_dmat; |
| 235 | void *sc_ih; /* interrupt handler */ |
| 236 | kmutex_t sc_intr_lock; |
| 237 | kmutex_t sc_lock; |
| 238 | kmutex_t sc_index_lock; |
| 239 | kmutex_t sc_ac97_index_lock; |
| 240 | |
| 241 | /* EMU10K1 device structures */ |
| 242 | LIST_HEAD(, emuxki_mem) mem; |
| 243 | |
| 244 | struct dmamem *ptb; |
| 245 | struct dmamem *silentpage; |
| 246 | |
| 247 | struct emuxki_channel *channel[EMU_NUMCHAN]; |
| 248 | struct emuxki_voice *recsrc[EMU_NUMRECSRCS]; |
| 249 | |
| 250 | LIST_HEAD(, emuxki_voice) voices; |
| 251 | /* LIST_HEAD(, emuxki_stream) streams; */ |
| 252 | |
| 253 | uint8_t timerstate; |
| 254 | #define EMU_TIMER_STATE_ENABLED 1 |
| 255 | |
| 256 | struct ac97_host_if hostif; |
| 257 | struct ac97_codec_if *codecif; |
| 258 | device_t sc_audev; |
| 259 | |
| 260 | struct emuxki_voice *pvoice, *rvoice, *lvoice; |
| 261 | }; |
| 262 | |
| 263 | #endif /* !_DEV_PCI_EMU10K1VAR_H_ */ |
| 264 | |