| 1 | /* $NetBSD: emuxki.c,v 1.64 2016/07/07 06:55:41 msaitoh Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2001, 2007 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, and by Andrew Doran. |
| 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 | /* |
| 33 | * Driver for Creative Labs SBLive! series and probably PCI512. |
| 34 | * |
| 35 | * Known bugs: |
| 36 | * - inversed stereo at ac97 codec level |
| 37 | * (XXX jdolecek - don't see the problem? maybe because auvia(4) has |
| 38 | * it swapped too?) |
| 39 | * - bass disappear when you plug rear jack-in on Cambridge FPS2000 speakers |
| 40 | * (and presumably all speakers that support front and rear jack-in) |
| 41 | * |
| 42 | * TODO: |
| 43 | * - Digital Outputs |
| 44 | * - (midi/mpu),joystick support |
| 45 | * - Multiple voices play (problem with /dev/audio architecture) |
| 46 | * - Multiple sources recording (Pb with audio(4)) |
| 47 | * - Independent modification of each channel's parameters (via mixer ?) |
| 48 | * - DSP FX patches (to make fx like chipmunk) |
| 49 | */ |
| 50 | |
| 51 | #include <sys/cdefs.h> |
| 52 | __KERNEL_RCSID(0, "$NetBSD: emuxki.c,v 1.64 2016/07/07 06:55:41 msaitoh Exp $" ); |
| 53 | |
| 54 | #include <sys/param.h> |
| 55 | #include <sys/device.h> |
| 56 | #include <sys/errno.h> |
| 57 | #include <sys/systm.h> |
| 58 | #include <sys/audioio.h> |
| 59 | #include <sys/select.h> |
| 60 | #include <sys/mutex.h> |
| 61 | #include <sys/kmem.h> |
| 62 | #include <sys/malloc.h> |
| 63 | |
| 64 | #include <dev/audio_if.h> |
| 65 | #include <dev/audiovar.h> |
| 66 | #include <dev/auconv.h> |
| 67 | #include <dev/mulaw.h> |
| 68 | |
| 69 | #include <dev/ic/ac97reg.h> |
| 70 | #include <dev/ic/ac97var.h> |
| 71 | |
| 72 | #include <dev/pci/pcireg.h> |
| 73 | #include <dev/pci/pcivar.h> |
| 74 | #include <dev/pci/pcidevs.h> |
| 75 | #include <dev/pci/emuxkireg.h> |
| 76 | #include <dev/pci/emuxkivar.h> |
| 77 | |
| 78 | /* autoconf goo */ |
| 79 | static int emuxki_match(device_t, cfdata_t, void *); |
| 80 | static void emuxki_attach(device_t, device_t, void *); |
| 81 | static int emuxki_detach(device_t, int); |
| 82 | |
| 83 | /* DMA mem mgmt */ |
| 84 | static struct dmamem *dmamem_alloc(bus_dma_tag_t, size_t, bus_size_t, |
| 85 | int); |
| 86 | static void dmamem_free(struct dmamem *); |
| 87 | |
| 88 | /* Emu10k1 init & shutdown */ |
| 89 | static int emuxki_init(struct emuxki_softc *); |
| 90 | static void emuxki_shutdown(struct emuxki_softc *); |
| 91 | |
| 92 | /* Emu10k1 mem mgmt */ |
| 93 | static void *emuxki_pmem_alloc(struct emuxki_softc *, size_t); |
| 94 | static void *emuxki_rmem_alloc(struct emuxki_softc *, size_t); |
| 95 | |
| 96 | /* |
| 97 | * Emu10k1 channels funcs : There is no direct access to channels, everything |
| 98 | * is done through voices I will at least provide channel based fx params |
| 99 | * modification, later... |
| 100 | */ |
| 101 | |
| 102 | /* Emu10k1 voice mgmt */ |
| 103 | static struct emuxki_voice *emuxki_voice_new(struct emuxki_softc *, |
| 104 | uint8_t); |
| 105 | static void emuxki_voice_delete(struct emuxki_voice *); |
| 106 | static int emuxki_voice_set_audioparms(struct emuxki_softc *, |
| 107 | struct emuxki_voice *, uint8_t, |
| 108 | uint8_t, uint32_t); |
| 109 | /* emuxki_voice_set_fxparms will come later, it'll need channel distinction */ |
| 110 | static int emuxki_voice_set_bufparms(struct emuxki_voice *, |
| 111 | void *, uint32_t, uint16_t); |
| 112 | static void emuxki_voice_commit_parms(struct emuxki_voice *); |
| 113 | static int emuxki_voice_adc_rate(struct emuxki_voice *); |
| 114 | static uint32_t emuxki_voice_curaddr(struct emuxki_voice *); |
| 115 | static void emuxki_voice_start(struct emuxki_voice *, |
| 116 | void (*) (void *), void *); |
| 117 | static void emuxki_voice_halt(struct emuxki_voice *); |
| 118 | |
| 119 | /* |
| 120 | * Emu10k1 stream mgmt : not done yet |
| 121 | */ |
| 122 | #if 0 |
| 123 | static struct emuxki_stream *emuxki_stream_new(struct emu10k1 *); |
| 124 | static void emuxki_stream_delete(struct emuxki_stream *); |
| 125 | static int emuxki_stream_set_audio_params(struct emuxki_stream *, |
| 126 | uint8_t, uint8_t, uint8_t, uint16_t); |
| 127 | static void emuxki_stream_start(struct emuxki_stream *); |
| 128 | static void emuxki_stream_halt(struct emuxki_stream *); |
| 129 | #endif |
| 130 | |
| 131 | /* audio interface callbacks */ |
| 132 | |
| 133 | static int emuxki_open(void *, int); |
| 134 | static void emuxki_close(void *); |
| 135 | |
| 136 | static int emuxki_query_encoding(void *, struct audio_encoding *); |
| 137 | static int emuxki_set_params(void *, int, int, audio_params_t *, |
| 138 | audio_params_t *, stream_filter_list_t *, |
| 139 | stream_filter_list_t *); |
| 140 | |
| 141 | static int emuxki_round_blocksize(void *, int, int, const audio_params_t *); |
| 142 | static size_t emuxki_round_buffersize(void *, int, size_t); |
| 143 | |
| 144 | static int emuxki_trigger_output(void *, void *, void *, int, |
| 145 | void (*)(void *), void *, const audio_params_t *); |
| 146 | static int emuxki_trigger_input(void *, void *, void *, int, |
| 147 | void (*) (void *), void *, const audio_params_t *); |
| 148 | static int emuxki_halt_output(void *); |
| 149 | static int emuxki_halt_input(void *); |
| 150 | |
| 151 | static int emuxki_getdev(void *, struct audio_device *); |
| 152 | static int emuxki_set_port(void *, mixer_ctrl_t *); |
| 153 | static int emuxki_get_port(void *, mixer_ctrl_t *); |
| 154 | static int emuxki_query_devinfo(void *, mixer_devinfo_t *); |
| 155 | |
| 156 | static void *emuxki_allocm(void *, int, size_t); |
| 157 | static void emuxki_freem(void *, void *, size_t); |
| 158 | |
| 159 | static paddr_t emuxki_mappage(void *, void *, off_t, int); |
| 160 | static int emuxki_get_props(void *); |
| 161 | static void emuxki_get_locks(void *, kmutex_t **, kmutex_t **); |
| 162 | |
| 163 | /* Interrupt handler */ |
| 164 | static int emuxki_intr(void *); |
| 165 | |
| 166 | /* Emu10k1 AC97 interface callbacks */ |
| 167 | static int emuxki_ac97_attach(void *, struct ac97_codec_if *); |
| 168 | static int emuxki_ac97_read(void *, uint8_t, uint16_t *); |
| 169 | static int emuxki_ac97_write(void *, uint8_t, uint16_t); |
| 170 | static int emuxki_ac97_reset(void *); |
| 171 | static enum ac97_host_flags emuxki_ac97_flags(void *); |
| 172 | |
| 173 | /* |
| 174 | * Autoconfig goo. |
| 175 | */ |
| 176 | CFATTACH_DECL_NEW(emuxki, sizeof(struct emuxki_softc), |
| 177 | emuxki_match, emuxki_attach, emuxki_detach, NULL); |
| 178 | |
| 179 | static const struct audio_hw_if emuxki_hw_if = { |
| 180 | emuxki_open, |
| 181 | emuxki_close, |
| 182 | NULL, /* drain */ |
| 183 | emuxki_query_encoding, |
| 184 | emuxki_set_params, |
| 185 | emuxki_round_blocksize, |
| 186 | NULL, /* commit settings */ |
| 187 | NULL, /* init_output */ |
| 188 | NULL, /* init_input */ |
| 189 | NULL, /* start_output */ |
| 190 | NULL, /* start_input */ |
| 191 | emuxki_halt_output, |
| 192 | emuxki_halt_input, |
| 193 | NULL, /* speaker_ctl */ |
| 194 | emuxki_getdev, |
| 195 | NULL, /* setfd */ |
| 196 | emuxki_set_port, |
| 197 | emuxki_get_port, |
| 198 | emuxki_query_devinfo, |
| 199 | emuxki_allocm, |
| 200 | emuxki_freem, |
| 201 | emuxki_round_buffersize, |
| 202 | emuxki_mappage, |
| 203 | emuxki_get_props, |
| 204 | emuxki_trigger_output, |
| 205 | emuxki_trigger_input, |
| 206 | NULL, /* dev_ioctl */ |
| 207 | emuxki_get_locks, |
| 208 | }; |
| 209 | |
| 210 | #if 0 |
| 211 | static const int emuxki_recsrc_intrmasks[EMU_NUMRECSRCS] = |
| 212 | { EMU_INTE_MICBUFENABLE, EMU_INTE_ADCBUFENABLE, EMU_INTE_EFXBUFENABLE }; |
| 213 | #endif |
| 214 | static const uint32_t emuxki_recsrc_bufaddrreg[EMU_NUMRECSRCS] = |
| 215 | { EMU_MICBA, EMU_ADCBA, EMU_FXBA }; |
| 216 | static const uint32_t emuxki_recsrc_szreg[EMU_NUMRECSRCS] = |
| 217 | { EMU_MICBS, EMU_ADCBS, EMU_FXBS }; |
| 218 | static const int emuxki_recbuf_sz[] = { |
| 219 | 0, 384, 448, 512, 640, 768, 896, 1024, 1280, 1536, 1792, |
| 220 | 2048, 2560, 3072, 3584, 4096, 5120, 6144, 7168, 8192, 10240, |
| 221 | 12288, 14366, 16384, 20480, 24576, 28672, 32768, 40960, 49152, |
| 222 | 57344, 65536 |
| 223 | }; |
| 224 | |
| 225 | #define EMUXKI_NFORMATS 4 |
| 226 | static const struct audio_format emuxki_formats[EMUXKI_NFORMATS] = { |
| 227 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 228 | 2, AUFMT_STEREO, 0, {4000, 48000}}, |
| 229 | {NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16, |
| 230 | 1, AUFMT_MONAURAL, 0, {4000, 48000}}, |
| 231 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
| 232 | 2, AUFMT_STEREO, 0, {4000, 48000}}, |
| 233 | {NULL, AUMODE_PLAY, AUDIO_ENCODING_ULINEAR_LE, 8, 8, |
| 234 | 1, AUFMT_MONAURAL, 0, {4000, 48000}}, |
| 235 | }; |
| 236 | |
| 237 | /* |
| 238 | * DMA memory mgmt |
| 239 | */ |
| 240 | |
| 241 | static void |
| 242 | dmamem_delete(struct dmamem *mem) |
| 243 | { |
| 244 | |
| 245 | kmem_free(mem->segs, mem->nsegs * sizeof(*(mem->segs))); |
| 246 | kmem_free(mem, sizeof(*mem)); |
| 247 | } |
| 248 | |
| 249 | static struct dmamem * |
| 250 | dmamem_alloc(bus_dma_tag_t dmat, size_t size, bus_size_t align, int nsegs) |
| 251 | { |
| 252 | struct dmamem *mem; |
| 253 | |
| 254 | /* Allocate memory for structure */ |
| 255 | if ((mem = kmem_alloc(sizeof(*mem), KM_SLEEP)) == NULL) |
| 256 | return NULL; |
| 257 | mem->dmat = dmat; |
| 258 | mem->size = size; |
| 259 | mem->align = align; |
| 260 | mem->nsegs = nsegs; |
| 261 | mem->bound = 0; |
| 262 | |
| 263 | mem->segs = kmem_alloc(mem->nsegs * sizeof(*(mem->segs)), KM_SLEEP); |
| 264 | if (mem->segs == NULL) { |
| 265 | kmem_free(mem, sizeof(*mem)); |
| 266 | return NULL; |
| 267 | } |
| 268 | |
| 269 | if (bus_dmamem_alloc(dmat, mem->size, mem->align, mem->bound, |
| 270 | mem->segs, mem->nsegs, &(mem->rsegs), |
| 271 | BUS_DMA_WAITOK)) { |
| 272 | dmamem_delete(mem); |
| 273 | return NULL; |
| 274 | } |
| 275 | |
| 276 | if (bus_dmamem_map(dmat, mem->segs, mem->nsegs, mem->size, |
| 277 | &(mem->kaddr), BUS_DMA_WAITOK | BUS_DMA_COHERENT)) { |
| 278 | bus_dmamem_free(dmat, mem->segs, mem->nsegs); |
| 279 | dmamem_delete(mem); |
| 280 | return NULL; |
| 281 | } |
| 282 | |
| 283 | if (bus_dmamap_create(dmat, mem->size, mem->nsegs, mem->size, |
| 284 | mem->bound, BUS_DMA_WAITOK, &(mem->map))) { |
| 285 | bus_dmamem_unmap(dmat, mem->kaddr, mem->size); |
| 286 | bus_dmamem_free(dmat, mem->segs, mem->nsegs); |
| 287 | dmamem_delete(mem); |
| 288 | return NULL; |
| 289 | } |
| 290 | |
| 291 | if (bus_dmamap_load(dmat, mem->map, mem->kaddr, |
| 292 | mem->size, NULL, BUS_DMA_WAITOK)) { |
| 293 | bus_dmamap_destroy(dmat, mem->map); |
| 294 | bus_dmamem_unmap(dmat, mem->kaddr, mem->size); |
| 295 | bus_dmamem_free(dmat, mem->segs, mem->nsegs); |
| 296 | dmamem_delete(mem); |
| 297 | return NULL; |
| 298 | } |
| 299 | |
| 300 | return mem; |
| 301 | } |
| 302 | |
| 303 | static void |
| 304 | dmamem_free(struct dmamem *mem) |
| 305 | { |
| 306 | |
| 307 | bus_dmamap_unload(mem->dmat, mem->map); |
| 308 | bus_dmamap_destroy(mem->dmat, mem->map); |
| 309 | bus_dmamem_unmap(mem->dmat, mem->kaddr, mem->size); |
| 310 | bus_dmamem_free(mem->dmat, mem->segs, mem->nsegs); |
| 311 | dmamem_delete(mem); |
| 312 | } |
| 313 | |
| 314 | |
| 315 | /* |
| 316 | * Autoconf device callbacks : attach and detach |
| 317 | */ |
| 318 | |
| 319 | static void |
| 320 | emuxki_pci_shutdown(struct emuxki_softc *sc) |
| 321 | { |
| 322 | |
| 323 | if (sc->sc_ih != NULL) |
| 324 | pci_intr_disestablish(sc->sc_pc, sc->sc_ih); |
| 325 | if (sc->sc_ios) |
| 326 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); |
| 327 | } |
| 328 | |
| 329 | static int |
| 330 | emuxki_scinit(struct emuxki_softc *sc) |
| 331 | { |
| 332 | int err; |
| 333 | |
| 334 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_HCFG, |
| 335 | EMU_HCFG_LOCKSOUNDCACHE | EMU_HCFG_LOCKTANKCACHE_MASK | |
| 336 | EMU_HCFG_MUTEBUTTONENABLE); |
| 337 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_INTE, |
| 338 | EMU_INTE_SAMPLERATER | EMU_INTE_PCIERRENABLE); |
| 339 | |
| 340 | if ((err = emuxki_init(sc))) |
| 341 | return err; |
| 342 | |
| 343 | if (sc->sc_type & EMUXKI_AUDIGY2) { |
| 344 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_HCFG, |
| 345 | EMU_HCFG_AUDIOENABLE | EMU_HCFG_AC3ENABLE_CDSPDIF | |
| 346 | EMU_HCFG_AC3ENABLE_GPSPDIF | EMU_HCFG_AUTOMUTE); |
| 347 | } else if (sc->sc_type & EMUXKI_AUDIGY) { |
| 348 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_HCFG, |
| 349 | EMU_HCFG_AUDIOENABLE | EMU_HCFG_AUTOMUTE); |
| 350 | } else { |
| 351 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_HCFG, |
| 352 | EMU_HCFG_AUDIOENABLE | EMU_HCFG_JOYENABLE | |
| 353 | EMU_HCFG_LOCKTANKCACHE_MASK | EMU_HCFG_AUTOMUTE); |
| 354 | } |
| 355 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_INTE, |
| 356 | bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_INTE) | |
| 357 | EMU_INTE_VOLINCRENABLE | EMU_INTE_VOLDECRENABLE | |
| 358 | EMU_INTE_MUTEENABLE); |
| 359 | if (sc->sc_type & EMUXKI_AUDIGY2) { |
| 360 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_A_IOCFG, |
| 361 | EMU_A_IOCFG_GPOUT0 | |
| 362 | bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_A_IOCFG)); |
| 363 | } |
| 364 | |
| 365 | /* No multiple voice support for now */ |
| 366 | sc->pvoice = sc->rvoice = NULL; |
| 367 | |
| 368 | return 0; |
| 369 | } |
| 370 | |
| 371 | static int |
| 372 | emuxki_ac97_init(struct emuxki_softc *sc) |
| 373 | { |
| 374 | sc->hostif.arg = sc; |
| 375 | sc->hostif.attach = emuxki_ac97_attach; |
| 376 | sc->hostif.read = emuxki_ac97_read; |
| 377 | sc->hostif.write = emuxki_ac97_write; |
| 378 | sc->hostif.reset = emuxki_ac97_reset; |
| 379 | sc->hostif.flags = emuxki_ac97_flags; |
| 380 | return ac97_attach(&sc->hostif, sc->sc_dev, &sc->sc_lock); |
| 381 | } |
| 382 | |
| 383 | static int |
| 384 | emuxki_match(device_t parent, cfdata_t match, void *aux) |
| 385 | { |
| 386 | struct pci_attach_args *pa; |
| 387 | |
| 388 | pa = aux; |
| 389 | if (PCI_VENDOR(pa->pa_id) != PCI_VENDOR_CREATIVELABS) |
| 390 | return 0; |
| 391 | |
| 392 | switch (PCI_PRODUCT(pa->pa_id)) { |
| 393 | case PCI_PRODUCT_CREATIVELABS_SBLIVE: |
| 394 | case PCI_PRODUCT_CREATIVELABS_SBLIVE2: |
| 395 | case PCI_PRODUCT_CREATIVELABS_AUDIGY: |
| 396 | return 1; |
| 397 | default: |
| 398 | return 0; |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | static void |
| 403 | emuxki_attach(device_t parent, device_t self, void *aux) |
| 404 | { |
| 405 | struct emuxki_softc *sc; |
| 406 | struct pci_attach_args *pa; |
| 407 | pci_intr_handle_t ih; |
| 408 | const char *intrstr; |
| 409 | char intrbuf[PCI_INTRSTR_LEN]; |
| 410 | |
| 411 | sc = device_private(self); |
| 412 | sc->sc_dev = self; |
| 413 | pa = aux; |
| 414 | |
| 415 | mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE); |
| 416 | mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO); |
| 417 | mutex_init(&sc->sc_index_lock, MUTEX_DEFAULT, IPL_AUDIO); |
| 418 | mutex_init(&sc->sc_ac97_index_lock, MUTEX_DEFAULT, IPL_AUDIO); |
| 419 | |
| 420 | if (pci_mapreg_map(pa, EMU_PCI_CBIO, PCI_MAPREG_TYPE_IO, 0, |
| 421 | &(sc->sc_iot), &(sc->sc_ioh), &(sc->sc_iob), |
| 422 | &(sc->sc_ios))) { |
| 423 | aprint_error(": can't map iospace\n" ); |
| 424 | return; |
| 425 | } |
| 426 | |
| 427 | pci_aprint_devinfo(pa, "Audio controller" ); |
| 428 | |
| 429 | sc->sc_pc = pa->pa_pc; |
| 430 | sc->sc_dmat = pa->pa_dmat; |
| 431 | pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, |
| 432 | pci_conf_read(pa->pa_pc, pa->pa_tag, |
| 433 | (PCI_COMMAND_STATUS_REG) | PCI_COMMAND_MASTER_ENABLE)); |
| 434 | |
| 435 | if (pci_intr_map(pa, &ih)) { |
| 436 | aprint_error_dev(self, "couldn't map interrupt\n" ); |
| 437 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); |
| 438 | return; |
| 439 | } |
| 440 | |
| 441 | intrstr = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf)); |
| 442 | sc->sc_ih = pci_intr_establish(pa->pa_pc, ih, IPL_AUDIO, emuxki_intr, |
| 443 | sc); |
| 444 | if (sc->sc_ih == NULL) { |
| 445 | aprint_error_dev(self, "couldn't establish interrupt" ); |
| 446 | if (intrstr != NULL) |
| 447 | aprint_error(" at %s" , intrstr); |
| 448 | aprint_error("\n" ); |
| 449 | bus_space_unmap(sc->sc_iot, sc->sc_ioh, sc->sc_ios); |
| 450 | return; |
| 451 | } |
| 452 | aprint_normal_dev(self, "interrupting at %s\n" , intrstr); |
| 453 | |
| 454 | /* XXX it's unknown whether APS is made from Audigy as well */ |
| 455 | if (PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_CREATIVELABS_AUDIGY) { |
| 456 | sc->sc_type = EMUXKI_AUDIGY; |
| 457 | if (PCI_REVISION(pa->pa_class) == 0x04) { |
| 458 | sc->sc_type |= EMUXKI_AUDIGY2; |
| 459 | strlcpy(sc->sc_audv.name, "Audigy2" , |
| 460 | sizeof sc->sc_audv.name); |
| 461 | } else { |
| 462 | strlcpy(sc->sc_audv.name, "Audigy" , |
| 463 | sizeof sc->sc_audv.name); |
| 464 | } |
| 465 | } else if (pci_conf_read(pa->pa_pc, pa->pa_tag, |
| 466 | PCI_SUBSYS_ID_REG) == EMU_SUBSYS_APS) { |
| 467 | sc->sc_type = EMUXKI_APS; |
| 468 | strlcpy(sc->sc_audv.name, "E-mu APS" , sizeof sc->sc_audv.name); |
| 469 | } else { |
| 470 | sc->sc_type = EMUXKI_SBLIVE; |
| 471 | strlcpy(sc->sc_audv.name, "SB Live!" , sizeof sc->sc_audv.name); |
| 472 | } |
| 473 | snprintf(sc->sc_audv.version, sizeof sc->sc_audv.version, "0x%02x" , |
| 474 | PCI_REVISION(pa->pa_class)); |
| 475 | strlcpy(sc->sc_audv.config, "emuxki" , sizeof sc->sc_audv.config); |
| 476 | |
| 477 | if (emuxki_scinit(sc) || emuxki_ac97_init(sc) || |
| 478 | (sc->sc_audev = audio_attach_mi(&emuxki_hw_if, sc, self)) == NULL) { |
| 479 | emuxki_pci_shutdown(sc); |
| 480 | return; |
| 481 | } |
| 482 | #if 0 |
| 483 | mutex_enter(&sc->lock); |
| 484 | sc->rsourcectl.dev = |
| 485 | sc->codecif->vtbl->get_portnum_by_name(sc->codec_if, AudioCrecord, |
| 486 | AudioNsource, NULL); |
| 487 | sc->rsourcectl.cp = AUDIO_MIXER_ENUM; |
| 488 | mutex_exit(&sc->lock); |
| 489 | #endif |
| 490 | } |
| 491 | |
| 492 | static int |
| 493 | emuxki_detach(device_t self, int flags) |
| 494 | { |
| 495 | struct emuxki_softc *sc; |
| 496 | |
| 497 | sc = device_private(self); |
| 498 | if (sc->sc_audev != NULL) /* Test in case audio didn't attach */ |
| 499 | config_detach(sc->sc_audev, 0); |
| 500 | |
| 501 | /* All voices should be stopped now but add some code here if not */ |
| 502 | |
| 503 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_HCFG, |
| 504 | EMU_HCFG_LOCKSOUNDCACHE | EMU_HCFG_LOCKTANKCACHE_MASK | |
| 505 | EMU_HCFG_MUTEBUTTONENABLE); |
| 506 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_INTE, 0); |
| 507 | |
| 508 | mutex_enter(&sc->sc_lock); |
| 509 | emuxki_shutdown(sc); |
| 510 | mutex_exit(&sc->sc_lock); |
| 511 | |
| 512 | emuxki_pci_shutdown(sc); |
| 513 | |
| 514 | mutex_destroy(&sc->sc_lock); |
| 515 | mutex_destroy(&sc->sc_intr_lock); |
| 516 | mutex_destroy(&sc->sc_index_lock); |
| 517 | mutex_destroy(&sc->sc_ac97_index_lock); |
| 518 | |
| 519 | return 0; |
| 520 | } |
| 521 | |
| 522 | |
| 523 | /* Misc stuff relative to emu10k1 */ |
| 524 | |
| 525 | static uint32_t |
| 526 | emuxki_rate_to_pitch(uint32_t rate) |
| 527 | { |
| 528 | static const uint32_t logMagTable[128] = { |
| 529 | 0x00000, 0x02dfc, 0x05b9e, 0x088e6, 0x0b5d6, 0x0e26f, 0x10eb3, |
| 530 | 0x13aa2, 0x1663f, 0x1918a, 0x1bc84, 0x1e72e, 0x2118b, 0x23b9a, |
| 531 | 0x2655d, 0x28ed5, 0x2b803, 0x2e0e8, 0x30985, 0x331db, 0x359eb, |
| 532 | 0x381b6, 0x3a93d, 0x3d081, 0x3f782, 0x41e42, 0x444c1, 0x46b01, |
| 533 | 0x49101, 0x4b6c4, 0x4dc49, 0x50191, 0x5269e, 0x54b6f, 0x57006, |
| 534 | 0x59463, 0x5b888, 0x5dc74, 0x60029, 0x623a7, 0x646ee, 0x66a00, |
| 535 | 0x68cdd, 0x6af86, 0x6d1fa, 0x6f43c, 0x7164b, 0x73829, 0x759d4, |
| 536 | 0x77b4f, 0x79c9a, 0x7bdb5, 0x7dea1, 0x7ff5e, 0x81fed, 0x8404e, |
| 537 | 0x86082, 0x88089, 0x8a064, 0x8c014, 0x8df98, 0x8fef1, 0x91e20, |
| 538 | 0x93d26, 0x95c01, 0x97ab4, 0x9993e, 0x9b79f, 0x9d5d9, 0x9f3ec, |
| 539 | 0xa11d8, 0xa2f9d, 0xa4d3c, 0xa6ab5, 0xa8808, 0xaa537, 0xac241, |
| 540 | 0xadf26, 0xafbe7, 0xb1885, 0xb3500, 0xb5157, 0xb6d8c, 0xb899f, |
| 541 | 0xba58f, 0xbc15e, 0xbdd0c, 0xbf899, 0xc1404, 0xc2f50, 0xc4a7b, |
| 542 | 0xc6587, 0xc8073, 0xc9b3f, 0xcb5ed, 0xcd07c, 0xceaec, 0xd053f, |
| 543 | 0xd1f73, 0xd398a, 0xd5384, 0xd6d60, 0xd8720, 0xda0c3, 0xdba4a, |
| 544 | 0xdd3b4, 0xded03, 0xe0636, 0xe1f4e, 0xe384a, 0xe512c, 0xe69f3, |
| 545 | 0xe829f, 0xe9b31, 0xeb3a9, 0xecc08, 0xee44c, 0xefc78, 0xf148a, |
| 546 | 0xf2c83, 0xf4463, 0xf5c2a, 0xf73da, 0xf8b71, 0xfa2f0, 0xfba57, |
| 547 | 0xfd1a7, 0xfe8df |
| 548 | }; |
| 549 | static const uint8_t logSlopeTable[128] = { |
| 550 | 0x5c, 0x5c, 0x5b, 0x5a, 0x5a, 0x59, 0x58, 0x58, |
| 551 | 0x57, 0x56, 0x56, 0x55, 0x55, 0x54, 0x53, 0x53, |
| 552 | 0x52, 0x52, 0x51, 0x51, 0x50, 0x50, 0x4f, 0x4f, |
| 553 | 0x4e, 0x4d, 0x4d, 0x4d, 0x4c, 0x4c, 0x4b, 0x4b, |
| 554 | 0x4a, 0x4a, 0x49, 0x49, 0x48, 0x48, 0x47, 0x47, |
| 555 | 0x47, 0x46, 0x46, 0x45, 0x45, 0x45, 0x44, 0x44, |
| 556 | 0x43, 0x43, 0x43, 0x42, 0x42, 0x42, 0x41, 0x41, |
| 557 | 0x41, 0x40, 0x40, 0x40, 0x3f, 0x3f, 0x3f, 0x3e, |
| 558 | 0x3e, 0x3e, 0x3d, 0x3d, 0x3d, 0x3c, 0x3c, 0x3c, |
| 559 | 0x3b, 0x3b, 0x3b, 0x3b, 0x3a, 0x3a, 0x3a, 0x39, |
| 560 | 0x39, 0x39, 0x39, 0x38, 0x38, 0x38, 0x38, 0x37, |
| 561 | 0x37, 0x37, 0x37, 0x36, 0x36, 0x36, 0x36, 0x35, |
| 562 | 0x35, 0x35, 0x35, 0x34, 0x34, 0x34, 0x34, 0x34, |
| 563 | 0x33, 0x33, 0x33, 0x33, 0x32, 0x32, 0x32, 0x32, |
| 564 | 0x32, 0x31, 0x31, 0x31, 0x31, 0x31, 0x30, 0x30, |
| 565 | 0x30, 0x30, 0x30, 0x2f, 0x2f, 0x2f, 0x2f, 0x2f |
| 566 | }; |
| 567 | int8_t i; |
| 568 | |
| 569 | if (rate == 0) |
| 570 | return 0; /* Bail out if no leading "1" */ |
| 571 | rate *= 11185; /* Scale 48000 to 0x20002380 */ |
| 572 | for (i = 31; i > 0; i--) { |
| 573 | if (rate & 0x80000000) { /* Detect leading "1" */ |
| 574 | return (((uint32_t) (i - 15) << 20) + |
| 575 | logMagTable[0x7f & (rate >> 24)] + |
| 576 | (0x7f & (rate >> 17)) * |
| 577 | logSlopeTable[0x7f & (rate >> 24)]); |
| 578 | } |
| 579 | rate <<= 1; |
| 580 | } |
| 581 | |
| 582 | return 0; /* Should never reach this point */ |
| 583 | } |
| 584 | |
| 585 | /* Emu10k1 Low level */ |
| 586 | |
| 587 | static uint32_t |
| 588 | emuxki_read(struct emuxki_softc *sc, uint16_t chano, uint32_t reg) |
| 589 | { |
| 590 | uint32_t ptr, mask; |
| 591 | uint8_t size, offset; |
| 592 | |
| 593 | mask = 0xffffffff; |
| 594 | offset = 0; |
| 595 | ptr = ((((u_int32_t) reg) << 16) & |
| 596 | (sc->sc_type & EMUXKI_AUDIGY ? |
| 597 | EMU_A_PTR_ADDR_MASK : EMU_PTR_ADDR_MASK)) | |
| 598 | (chano & EMU_PTR_CHNO_MASK); |
| 599 | if (reg & 0xff000000) { |
| 600 | size = (reg >> 24) & 0x3f; |
| 601 | offset = (reg >> 16) & 0x1f; |
| 602 | mask = ((1 << size) - 1) << offset; |
| 603 | } |
| 604 | |
| 605 | mutex_spin_enter(&sc->sc_index_lock); |
| 606 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_PTR, ptr); |
| 607 | ptr = (bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_DATA) & mask) |
| 608 | >> offset; |
| 609 | mutex_spin_exit(&sc->sc_index_lock); |
| 610 | |
| 611 | return ptr; |
| 612 | } |
| 613 | |
| 614 | static void |
| 615 | emuxki_write(struct emuxki_softc *sc, uint16_t chano, |
| 616 | uint32_t reg, uint32_t data) |
| 617 | { |
| 618 | uint32_t ptr, mask; |
| 619 | uint8_t size, offset; |
| 620 | |
| 621 | ptr = ((((u_int32_t) reg) << 16) & |
| 622 | (sc->sc_type & EMUXKI_AUDIGY ? |
| 623 | EMU_A_PTR_ADDR_MASK : EMU_PTR_ADDR_MASK)) | |
| 624 | (chano & EMU_PTR_CHNO_MASK); |
| 625 | if (reg & 0xff000000) { |
| 626 | size = (reg >> 24) & 0x3f; |
| 627 | offset = (reg >> 16) & 0x1f; |
| 628 | mask = ((1 << size) - 1) << offset; |
| 629 | data = ((data << offset) & mask) | |
| 630 | (emuxki_read(sc, chano, reg & 0xffff) & ~mask); |
| 631 | } |
| 632 | |
| 633 | mutex_spin_enter(&sc->sc_index_lock); |
| 634 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_PTR, ptr); |
| 635 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_DATA, data); |
| 636 | mutex_spin_exit(&sc->sc_index_lock); |
| 637 | } |
| 638 | |
| 639 | /* Microcode should this go in /sys/dev/microcode ? */ |
| 640 | |
| 641 | static void |
| 642 | emuxki_write_micro(struct emuxki_softc *sc, uint32_t pc, uint32_t data) |
| 643 | { |
| 644 | |
| 645 | emuxki_write(sc, 0, |
| 646 | (sc->sc_type & EMUXKI_AUDIGY ? |
| 647 | EMU_A_MICROCODEBASE : EMU_MICROCODEBASE) + pc, |
| 648 | data); |
| 649 | } |
| 650 | |
| 651 | static void |
| 652 | emuxki_dsp_addop(struct emuxki_softc *sc, uint16_t *pc, uint8_t op, |
| 653 | uint16_t r, uint16_t a, uint16_t x, uint16_t y) |
| 654 | { |
| 655 | |
| 656 | if (sc->sc_type & EMUXKI_AUDIGY) { |
| 657 | emuxki_write_micro(sc, *pc << 1, |
| 658 | ((x << 12) & EMU_A_DSP_LOWORD_OPX_MASK) | |
| 659 | (y & EMU_A_DSP_LOWORD_OPY_MASK)); |
| 660 | emuxki_write_micro(sc, (*pc << 1) + 1, |
| 661 | ((op << 24) & EMU_A_DSP_HIWORD_OPCODE_MASK) | |
| 662 | ((r << 12) & EMU_A_DSP_HIWORD_RESULT_MASK) | |
| 663 | (a & EMU_A_DSP_HIWORD_OPA_MASK)); |
| 664 | } else { |
| 665 | emuxki_write_micro(sc, *pc << 1, |
| 666 | ((x << 10) & EMU_DSP_LOWORD_OPX_MASK) | |
| 667 | (y & EMU_DSP_LOWORD_OPY_MASK)); |
| 668 | emuxki_write_micro(sc, (*pc << 1) + 1, |
| 669 | ((op << 20) & EMU_DSP_HIWORD_OPCODE_MASK) | |
| 670 | ((r << 10) & EMU_DSP_HIWORD_RESULT_MASK) | |
| 671 | (a & EMU_DSP_HIWORD_OPA_MASK)); |
| 672 | } |
| 673 | (*pc)++; |
| 674 | } |
| 675 | |
| 676 | /* init and shutdown */ |
| 677 | |
| 678 | static void |
| 679 | emuxki_initfx(struct emuxki_softc *sc) |
| 680 | { |
| 681 | uint16_t pc; |
| 682 | |
| 683 | /* Set all GPRs to 0 */ |
| 684 | for (pc = 0; pc < 256; pc++) |
| 685 | emuxki_write(sc, 0, EMU_DSP_GPR(pc), 0); |
| 686 | for (pc = 0; pc < 160; pc++) { |
| 687 | emuxki_write(sc, 0, EMU_TANKMEMDATAREGBASE + pc, 0); |
| 688 | emuxki_write(sc, 0, EMU_TANKMEMADDRREGBASE + pc, 0); |
| 689 | } |
| 690 | pc = 0; |
| 691 | |
| 692 | if (sc->sc_type & EMUXKI_AUDIGY) { |
| 693 | /* AC97 Out (l/r) = AC97 In (l/r) + FX[0/1] * 4 */ |
| 694 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 695 | EMU_A_DSP_OUTL(EMU_A_DSP_OUT_A_FRONT), |
| 696 | EMU_A_DSP_CST(0), |
| 697 | EMU_DSP_FX(0), EMU_A_DSP_CST(4)); |
| 698 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 699 | EMU_A_DSP_OUTR(EMU_A_DSP_OUT_A_FRONT), |
| 700 | EMU_A_DSP_CST(0), |
| 701 | EMU_DSP_FX(1), EMU_A_DSP_CST(4)); |
| 702 | |
| 703 | /* Rear channel OUT (l/r) = FX[2/3] * 4 */ |
| 704 | #if 0 |
| 705 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 706 | EMU_A_DSP_OUTL(EMU_A_DSP_OUT_A_REAR), |
| 707 | EMU_A_DSP_OUTL(EMU_A_DSP_OUT_A_FRONT), |
| 708 | EMU_DSP_FX(0), EMU_A_DSP_CST(4)); |
| 709 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 710 | EMU_A_DSP_OUTR(EMU_A_DSP_OUT_A_REAR), |
| 711 | EMU_A_DSP_OUTR(EMU_A_DSP_OUT_A_FRONT), |
| 712 | EMU_DSP_FX(1), EMU_A_DSP_CST(4)); |
| 713 | #endif |
| 714 | /* ADC recording (l/r) = AC97 In (l/r) */ |
| 715 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 716 | EMU_A_DSP_OUTL(EMU_A_DSP_OUT_ADC), |
| 717 | EMU_A_DSP_INL(EMU_DSP_IN_AC97), |
| 718 | EMU_A_DSP_CST(0), EMU_A_DSP_CST(0)); |
| 719 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 720 | EMU_A_DSP_OUTR(EMU_A_DSP_OUT_ADC), |
| 721 | EMU_A_DSP_INR(EMU_DSP_IN_AC97), |
| 722 | EMU_A_DSP_CST(0), EMU_A_DSP_CST(0)); |
| 723 | |
| 724 | /* zero out the rest of the microcode */ |
| 725 | while (pc < 512) |
| 726 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 727 | EMU_A_DSP_CST(0), EMU_A_DSP_CST(0), |
| 728 | EMU_A_DSP_CST(0), EMU_A_DSP_CST(0)); |
| 729 | |
| 730 | emuxki_write(sc, 0, EMU_A_DBG, 0); /* Is it really necessary ? */ |
| 731 | } else { |
| 732 | /* AC97 Out (l/r) = AC97 In (l/r) + FX[0/1] * 4 */ |
| 733 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 734 | EMU_DSP_OUTL(EMU_DSP_OUT_A_FRONT), |
| 735 | EMU_DSP_CST(0), |
| 736 | EMU_DSP_FX(0), EMU_DSP_CST(4)); |
| 737 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 738 | EMU_DSP_OUTR(EMU_DSP_OUT_A_FRONT), |
| 739 | EMU_DSP_CST(0), |
| 740 | EMU_DSP_FX(1), EMU_DSP_CST(4)); |
| 741 | |
| 742 | /* Rear channel OUT (l/r) = FX[2/3] * 4 */ |
| 743 | #if 0 |
| 744 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 745 | EMU_DSP_OUTL(EMU_DSP_OUT_AD_REAR), |
| 746 | EMU_DSP_OUTL(EMU_DSP_OUT_A_FRONT), |
| 747 | EMU_DSP_FX(0), EMU_DSP_CST(4)); |
| 748 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_MACINTS, |
| 749 | EMU_DSP_OUTR(EMU_DSP_OUT_AD_REAR), |
| 750 | EMU_DSP_OUTR(EMU_DSP_OUT_A_FRONT), |
| 751 | EMU_DSP_FX(1), EMU_DSP_CST(4)); |
| 752 | #endif |
| 753 | /* ADC recording (l/r) = AC97 In (l/r) */ |
| 754 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 755 | EMU_DSP_OUTL(EMU_DSP_OUT_ADC), |
| 756 | EMU_DSP_INL(EMU_DSP_IN_AC97), |
| 757 | EMU_DSP_CST(0), EMU_DSP_CST(0)); |
| 758 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 759 | EMU_DSP_OUTR(EMU_DSP_OUT_ADC), |
| 760 | EMU_DSP_INR(EMU_DSP_IN_AC97), |
| 761 | EMU_DSP_CST(0), EMU_DSP_CST(0)); |
| 762 | |
| 763 | /* zero out the rest of the microcode */ |
| 764 | while (pc < 512) |
| 765 | emuxki_dsp_addop(sc, &pc, EMU_DSP_OP_ACC3, |
| 766 | EMU_DSP_CST(0), EMU_DSP_CST(0), |
| 767 | EMU_DSP_CST(0), EMU_DSP_CST(0)); |
| 768 | |
| 769 | emuxki_write(sc, 0, EMU_DBG, 0); /* Is it really necessary ? */ |
| 770 | } |
| 771 | } |
| 772 | |
| 773 | static int |
| 774 | emuxki_init(struct emuxki_softc *sc) |
| 775 | { |
| 776 | uint16_t i; |
| 777 | uint32_t spcs, *ptb; |
| 778 | bus_addr_t silentpage; |
| 779 | |
| 780 | /* disable any channel interrupt */ |
| 781 | emuxki_write(sc, 0, EMU_CLIEL, 0); |
| 782 | emuxki_write(sc, 0, EMU_CLIEH, 0); |
| 783 | emuxki_write(sc, 0, EMU_SOLEL, 0); |
| 784 | emuxki_write(sc, 0, EMU_SOLEH, 0); |
| 785 | |
| 786 | /* Set recording buffers sizes to zero */ |
| 787 | emuxki_write(sc, 0, EMU_MICBS, EMU_RECBS_BUFSIZE_NONE); |
| 788 | emuxki_write(sc, 0, EMU_MICBA, 0); |
| 789 | emuxki_write(sc, 0, EMU_FXBS, EMU_RECBS_BUFSIZE_NONE); |
| 790 | emuxki_write(sc, 0, EMU_FXBA, 0); |
| 791 | emuxki_write(sc, 0, EMU_ADCBS, EMU_RECBS_BUFSIZE_NONE); |
| 792 | emuxki_write(sc, 0, EMU_ADCBA, 0); |
| 793 | |
| 794 | if(sc->sc_type & EMUXKI_AUDIGY) { |
| 795 | emuxki_write(sc, 0, EMU_SPBYPASS, EMU_SPBYPASS_24_BITS); |
| 796 | emuxki_write(sc, 0, EMU_AC97SLOT, EMU_AC97SLOT_CENTER | EMU_AC97SLOT_LFE); |
| 797 | } |
| 798 | |
| 799 | /* Initialize all channels to stopped and no effects */ |
| 800 | for (i = 0; i < EMU_NUMCHAN; i++) { |
| 801 | emuxki_write(sc, i, EMU_CHAN_DCYSUSV, 0); |
| 802 | emuxki_write(sc, i, EMU_CHAN_IP, 0); |
| 803 | emuxki_write(sc, i, EMU_CHAN_VTFT, 0xffff); |
| 804 | emuxki_write(sc, i, EMU_CHAN_CVCF, 0xffff); |
| 805 | emuxki_write(sc, i, EMU_CHAN_PTRX, 0); |
| 806 | emuxki_write(sc, i, EMU_CHAN_CPF, 0); |
| 807 | emuxki_write(sc, i, EMU_CHAN_CCR, 0); |
| 808 | emuxki_write(sc, i, EMU_CHAN_PSST, 0); |
| 809 | emuxki_write(sc, i, EMU_CHAN_DSL, 0x10); /* Why 16 ? */ |
| 810 | emuxki_write(sc, i, EMU_CHAN_CCCA, 0); |
| 811 | emuxki_write(sc, i, EMU_CHAN_Z1, 0); |
| 812 | emuxki_write(sc, i, EMU_CHAN_Z2, 0); |
| 813 | emuxki_write(sc, i, EMU_CHAN_FXRT, 0x32100000); |
| 814 | emuxki_write(sc, i, EMU_CHAN_ATKHLDM, 0); |
| 815 | emuxki_write(sc, i, EMU_CHAN_DCYSUSM, 0); |
| 816 | emuxki_write(sc, i, EMU_CHAN_IFATN, 0xffff); |
| 817 | emuxki_write(sc, i, EMU_CHAN_PEFE, 0); |
| 818 | emuxki_write(sc, i, EMU_CHAN_FMMOD, 0); |
| 819 | emuxki_write(sc, i, EMU_CHAN_TREMFRQ, 24); |
| 820 | emuxki_write(sc, i, EMU_CHAN_FM2FRQ2, 24); |
| 821 | emuxki_write(sc, i, EMU_CHAN_TEMPENV, 0); |
| 822 | |
| 823 | /* these are last so OFF prevents writing */ |
| 824 | emuxki_write(sc, i, EMU_CHAN_LFOVAL2, 0); |
| 825 | emuxki_write(sc, i, EMU_CHAN_LFOVAL1, 0); |
| 826 | emuxki_write(sc, i, EMU_CHAN_ATKHLDV, 0); |
| 827 | emuxki_write(sc, i, EMU_CHAN_ENVVOL, 0); |
| 828 | emuxki_write(sc, i, EMU_CHAN_ENVVAL, 0); |
| 829 | } |
| 830 | |
| 831 | /* set digital outputs format */ |
| 832 | spcs = (EMU_SPCS_CLKACCY_1000PPM | EMU_SPCS_SAMPLERATE_48 | |
| 833 | EMU_SPCS_CHANNELNUM_LEFT | EMU_SPCS_SOURCENUM_UNSPEC | |
| 834 | EMU_SPCS_GENERATIONSTATUS | 0x00001200 /* Cat code. */ | |
| 835 | 0x00000000 /* IEC-958 Mode */ | EMU_SPCS_EMPHASIS_NONE | |
| 836 | EMU_SPCS_COPYRIGHT); |
| 837 | emuxki_write(sc, 0, EMU_SPCS0, spcs); |
| 838 | emuxki_write(sc, 0, EMU_SPCS1, spcs); |
| 839 | emuxki_write(sc, 0, EMU_SPCS2, spcs); |
| 840 | |
| 841 | if(sc->sc_type & EMUXKI_AUDIGY2) { |
| 842 | emuxki_write(sc, 0, EMU_A2_SPDIF_SAMPLERATE, EMU_A2_SPDIF_UNKNOWN); |
| 843 | |
| 844 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_A2_PTR, EMU_A2_SRCSEL); |
| 845 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_A2_DATA, |
| 846 | EMU_A2_SRCSEL_ENABLE_SPDIF | EMU_A2_SRCSEL_ENABLE_SRCMULTI); |
| 847 | |
| 848 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_A2_PTR, EMU_A2_SRCMULTI); |
| 849 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_A2_DATA, EMU_A2_SRCMULTI_ENABLE_INPUT); |
| 850 | } |
| 851 | |
| 852 | |
| 853 | /* Let's play with sound processor */ |
| 854 | emuxki_initfx(sc); |
| 855 | |
| 856 | /* Here is our Page Table */ |
| 857 | if ((sc->ptb = dmamem_alloc(sc->sc_dmat, |
| 858 | EMU_MAXPTE * sizeof(u_int32_t), |
| 859 | EMU_DMA_ALIGN, EMU_DMAMEM_NSEG)) == NULL) |
| 860 | return ENOMEM; |
| 861 | |
| 862 | /* This is necessary unless you like Metallic noise... */ |
| 863 | if ((sc->silentpage = dmamem_alloc(sc->sc_dmat, EMU_PTESIZE, |
| 864 | EMU_DMA_ALIGN, EMU_DMAMEM_NSEG))==NULL){ |
| 865 | dmamem_free(sc->ptb); |
| 866 | return ENOMEM; |
| 867 | } |
| 868 | |
| 869 | /* Zero out the silent page */ |
| 870 | /* This might not be always true, it might be 128 for 8bit channels */ |
| 871 | memset(KERNADDR(sc->silentpage), 0, DMASIZE(sc->silentpage)); |
| 872 | |
| 873 | /* |
| 874 | * Set all the PTB Entries to the silent page We shift the physical |
| 875 | * address by one and OR it with the page number. I don't know what |
| 876 | * the ORed index is for, might be a very useful unused feature... |
| 877 | */ |
| 878 | silentpage = DMAADDR(sc->silentpage) << 1; |
| 879 | ptb = KERNADDR(sc->ptb); |
| 880 | for (i = 0; i < EMU_MAXPTE; i++) |
| 881 | ptb[i] = htole32(silentpage | i); |
| 882 | |
| 883 | /* Write PTB address and set TCB to none */ |
| 884 | emuxki_write(sc, 0, EMU_PTB, DMAADDR(sc->ptb)); |
| 885 | emuxki_write(sc, 0, EMU_TCBS, 0); /* This means 16K TCB */ |
| 886 | emuxki_write(sc, 0, EMU_TCB, 0); /* No TCB use for now */ |
| 887 | |
| 888 | /* |
| 889 | * Set channels MAPs to the silent page. |
| 890 | * I don't know what MAPs are for. |
| 891 | */ |
| 892 | silentpage |= EMU_CHAN_MAP_PTI_MASK; |
| 893 | for (i = 0; i < EMU_NUMCHAN; i++) { |
| 894 | emuxki_write(sc, i, EMU_CHAN_MAPA, silentpage); |
| 895 | emuxki_write(sc, i, EMU_CHAN_MAPB, silentpage); |
| 896 | sc->channel[i] = NULL; |
| 897 | } |
| 898 | |
| 899 | /* Init voices list */ |
| 900 | LIST_INIT(&(sc->voices)); |
| 901 | |
| 902 | /* Timer is stopped */ |
| 903 | sc->timerstate &= ~EMU_TIMER_STATE_ENABLED; |
| 904 | return 0; |
| 905 | } |
| 906 | |
| 907 | static void |
| 908 | emuxki_shutdown(struct emuxki_softc *sc) |
| 909 | { |
| 910 | uint32_t i; |
| 911 | |
| 912 | /* Disable any Channels interrupts */ |
| 913 | emuxki_write(sc, 0, EMU_CLIEL, 0); |
| 914 | emuxki_write(sc, 0, EMU_CLIEH, 0); |
| 915 | emuxki_write(sc, 0, EMU_SOLEL, 0); |
| 916 | emuxki_write(sc, 0, EMU_SOLEH, 0); |
| 917 | |
| 918 | /* |
| 919 | * Should do some voice(stream) stopping stuff here, that's what will |
| 920 | * stop and deallocate all channels. |
| 921 | */ |
| 922 | |
| 923 | /* Stop all channels */ |
| 924 | /* XXX This shouldn't be necessary, I'll remove once everything works */ |
| 925 | for (i = 0; i < EMU_NUMCHAN; i++) |
| 926 | emuxki_write(sc, i, EMU_CHAN_DCYSUSV, 0); |
| 927 | for (i = 0; i < EMU_NUMCHAN; i++) { |
| 928 | emuxki_write(sc, i, EMU_CHAN_VTFT, 0); |
| 929 | emuxki_write(sc, i, EMU_CHAN_CVCF, 0); |
| 930 | emuxki_write(sc, i, EMU_CHAN_PTRX, 0); |
| 931 | emuxki_write(sc, i, EMU_CHAN_CPF, 0); |
| 932 | } |
| 933 | |
| 934 | /* |
| 935 | * Deallocate Emu10k1 caches and recording buffers. Again it will be |
| 936 | * removed because it will be done in voice shutdown. |
| 937 | */ |
| 938 | emuxki_write(sc, 0, EMU_MICBS, EMU_RECBS_BUFSIZE_NONE); |
| 939 | emuxki_write(sc, 0, EMU_MICBA, 0); |
| 940 | emuxki_write(sc, 0, EMU_FXBS, EMU_RECBS_BUFSIZE_NONE); |
| 941 | emuxki_write(sc, 0, EMU_FXBA, 0); |
| 942 | if(sc->sc_type & EMUXKI_AUDIGY) { |
| 943 | emuxki_write(sc, 0, EMU_A_FXWC1, 0); |
| 944 | emuxki_write(sc, 0, EMU_A_FXWC2, 0); |
| 945 | } else { |
| 946 | emuxki_write(sc, 0, EMU_FXWC, 0); |
| 947 | } |
| 948 | emuxki_write(sc, 0, EMU_ADCBS, EMU_RECBS_BUFSIZE_NONE); |
| 949 | emuxki_write(sc, 0, EMU_ADCBA, 0); |
| 950 | |
| 951 | /* |
| 952 | * XXX I don't know yet how I will handle tank cache buffer, |
| 953 | * I don't even clearly know what it is for. |
| 954 | */ |
| 955 | emuxki_write(sc, 0, EMU_TCB, 0); /* 16K again */ |
| 956 | emuxki_write(sc, 0, EMU_TCBS, 0); |
| 957 | |
| 958 | emuxki_write(sc, 0, EMU_DBG, 0x8000); /* necessary ? */ |
| 959 | |
| 960 | dmamem_free(sc->silentpage); |
| 961 | dmamem_free(sc->ptb); |
| 962 | } |
| 963 | |
| 964 | /* Emu10k1 Memory management */ |
| 965 | |
| 966 | static struct emuxki_mem * |
| 967 | emuxki_mem_new(struct emuxki_softc *sc, int ptbidx, size_t size) |
| 968 | { |
| 969 | struct emuxki_mem *mem; |
| 970 | |
| 971 | if ((mem = kmem_alloc(sizeof(*mem), KM_SLEEP)) == NULL) |
| 972 | return NULL; |
| 973 | |
| 974 | mem->ptbidx = ptbidx; |
| 975 | if ((mem->dmamem = dmamem_alloc(sc->sc_dmat, size, EMU_DMA_ALIGN, |
| 976 | EMU_DMAMEM_NSEG)) == NULL) { |
| 977 | kmem_free(mem, sizeof(*mem)); |
| 978 | return NULL; |
| 979 | } |
| 980 | return mem; |
| 981 | } |
| 982 | |
| 983 | static void |
| 984 | emuxki_mem_delete(struct emuxki_mem *mem, size_t size) |
| 985 | { |
| 986 | |
| 987 | dmamem_free(mem->dmamem); |
| 988 | kmem_free(mem, sizeof(*mem)); |
| 989 | } |
| 990 | |
| 991 | static void * |
| 992 | emuxki_pmem_alloc(struct emuxki_softc *sc, size_t size) |
| 993 | { |
| 994 | int i, j; |
| 995 | size_t numblocks; |
| 996 | struct emuxki_mem *mem; |
| 997 | uint32_t *ptb, silentpage; |
| 998 | |
| 999 | ptb = KERNADDR(sc->ptb); |
| 1000 | silentpage = DMAADDR(sc->silentpage) << 1; |
| 1001 | numblocks = size / EMU_PTESIZE; |
| 1002 | if (size % EMU_PTESIZE) |
| 1003 | numblocks++; |
| 1004 | |
| 1005 | for (i = 0; i < EMU_MAXPTE; i++) { |
| 1006 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1007 | if ((le32toh(ptb[i]) & EMU_CHAN_MAP_PTE_MASK) == silentpage) { |
| 1008 | /* We look for a free PTE */ |
| 1009 | for (j = 0; j < numblocks; j++) |
| 1010 | if ((le32toh(ptb[i + j]) |
| 1011 | & EMU_CHAN_MAP_PTE_MASK) != silentpage) |
| 1012 | break; |
| 1013 | if (j == numblocks) { |
| 1014 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1015 | if ((mem = emuxki_mem_new(sc, i, |
| 1016 | size)) == NULL) { |
| 1017 | return NULL; |
| 1018 | } |
| 1019 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1020 | for (j = 0; j < numblocks; j++) |
| 1021 | ptb[i + j] = |
| 1022 | htole32((((DMAADDR(mem->dmamem) + |
| 1023 | j * EMU_PTESIZE)) << 1) | (i + j)); |
| 1024 | LIST_INSERT_HEAD(&(sc->mem), mem, next); |
| 1025 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1026 | return (KERNADDR(mem->dmamem)); |
| 1027 | } else |
| 1028 | i += j; |
| 1029 | } |
| 1030 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1031 | } |
| 1032 | return NULL; |
| 1033 | } |
| 1034 | |
| 1035 | static void * |
| 1036 | emuxki_rmem_alloc(struct emuxki_softc *sc, size_t size) |
| 1037 | { |
| 1038 | struct emuxki_mem *mem; |
| 1039 | |
| 1040 | mem = emuxki_mem_new(sc, EMU_RMEM, size); |
| 1041 | if (mem == NULL) |
| 1042 | return NULL; |
| 1043 | |
| 1044 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1045 | LIST_INSERT_HEAD(&(sc->mem), mem, next); |
| 1046 | mutex_spin_exit(&sc->sc_intr_lock); |
| 1047 | |
| 1048 | return KERNADDR(mem->dmamem); |
| 1049 | } |
| 1050 | |
| 1051 | /* |
| 1052 | * emuxki_channel_* : Channel management functions |
| 1053 | * emuxki_chanparms_* : Channel parameters modification functions |
| 1054 | */ |
| 1055 | |
| 1056 | /* |
| 1057 | * is splaudio necessary here, can the same voice be manipulated by two |
| 1058 | * different threads at a time ? |
| 1059 | */ |
| 1060 | static void |
| 1061 | emuxki_chanparms_set_defaults(struct emuxki_channel *chan) |
| 1062 | { |
| 1063 | |
| 1064 | chan->fxsend.a.level = chan->fxsend.b.level = |
| 1065 | chan->fxsend.c.level = chan->fxsend.d.level = |
| 1066 | /* for audigy */ |
| 1067 | chan->fxsend.e.level = chan->fxsend.f.level = |
| 1068 | chan->fxsend.g.level = chan->fxsend.h.level = |
| 1069 | chan->voice->sc->sc_type & EMUXKI_AUDIGY ? |
| 1070 | 0xc0 : 0xff; /* not max */ |
| 1071 | |
| 1072 | chan->fxsend.a.dest = 0x0; |
| 1073 | chan->fxsend.b.dest = 0x1; |
| 1074 | chan->fxsend.c.dest = 0x2; |
| 1075 | chan->fxsend.d.dest = 0x3; |
| 1076 | /* for audigy */ |
| 1077 | chan->fxsend.e.dest = 0x4; |
| 1078 | chan->fxsend.f.dest = 0x5; |
| 1079 | chan->fxsend.g.dest = 0x6; |
| 1080 | chan->fxsend.h.dest = 0x7; |
| 1081 | |
| 1082 | chan->pitch.initial = 0x0000; /* shouldn't it be 0xE000 ? */ |
| 1083 | chan->pitch.current = 0x0000; /* should it be 0x0400 */ |
| 1084 | chan->pitch.target = 0x0000; /* the unity pitch shift ? */ |
| 1085 | chan->pitch.envelope_amount = 0x00; /* none */ |
| 1086 | |
| 1087 | chan->initial_attenuation = 0x00; /* no attenuation */ |
| 1088 | chan->volume.current = 0x0000; /* no volume */ |
| 1089 | chan->volume.target = 0xffff; |
| 1090 | chan->volume.envelope.current_state = 0x8000; /* 0 msec delay */ |
| 1091 | chan->volume.envelope.hold_time = 0x7f; /* 0 msec */ |
| 1092 | chan->volume.envelope.attack_time = 0x7F; /* 5.5msec */ |
| 1093 | chan->volume.envelope.sustain_level = 0x7F; /* full */ |
| 1094 | chan->volume.envelope.decay_time = 0x7F; /* 22msec */ |
| 1095 | |
| 1096 | chan->filter.initial_cutoff_frequency = 0xff; /* no filter */ |
| 1097 | chan->filter.current_cutoff_frequency = 0xffff; /* no filtering */ |
| 1098 | chan->filter.target_cutoff_frequency = 0xffff; /* no filtering */ |
| 1099 | chan->filter.lowpass_resonance_height = 0x0; |
| 1100 | chan->filter.interpolation_ROM = 0x1; /* full band */ |
| 1101 | chan->filter.envelope_amount = 0x7f; /* none */ |
| 1102 | chan->filter.LFO_modulation_depth = 0x00; /* none */ |
| 1103 | |
| 1104 | chan->loop.start = 0x000000; |
| 1105 | chan->loop.end = 0x000010; /* Why ? */ |
| 1106 | |
| 1107 | chan->modulation.envelope.current_state = 0x8000; |
| 1108 | chan->modulation.envelope.hold_time = 0x00; /* 127 better ? */ |
| 1109 | chan->modulation.envelope.attack_time = 0x00; /* infinite */ |
| 1110 | chan->modulation.envelope.sustain_level = 0x00; /* off */ |
| 1111 | chan->modulation.envelope.decay_time = 0x7f; /* 22 msec */ |
| 1112 | chan->modulation.LFO_state = 0x8000; |
| 1113 | |
| 1114 | chan->vibrato_LFO.state = 0x8000; |
| 1115 | chan->vibrato_LFO.modulation_depth = 0x00; /* none */ |
| 1116 | chan->vibrato_LFO.vibrato_depth = 0x00; |
| 1117 | chan->vibrato_LFO.frequency = 0x00; /* Why set to 24 when |
| 1118 | * initialized ? */ |
| 1119 | |
| 1120 | chan->tremolo_depth = 0x00; |
| 1121 | } |
| 1122 | |
| 1123 | /* only call it at splaudio */ |
| 1124 | static struct emuxki_channel * |
| 1125 | emuxki_channel_new(struct emuxki_voice *voice, u_int8_t num) |
| 1126 | { |
| 1127 | struct emuxki_channel *chan; |
| 1128 | |
| 1129 | chan = malloc(sizeof(struct emuxki_channel), M_DEVBUF, M_WAITOK); |
| 1130 | if (chan == NULL) |
| 1131 | return NULL; |
| 1132 | |
| 1133 | chan->voice = voice; |
| 1134 | chan->num = num; |
| 1135 | emuxki_chanparms_set_defaults(chan); |
| 1136 | chan->voice->sc->channel[num] = chan; |
| 1137 | return chan; |
| 1138 | } |
| 1139 | |
| 1140 | /* only call it at splaudio */ |
| 1141 | static void |
| 1142 | emuxki_channel_delete(struct emuxki_channel *chan) |
| 1143 | { |
| 1144 | |
| 1145 | chan->voice->sc->channel[chan->num] = NULL; |
| 1146 | free(chan, M_DEVBUF); |
| 1147 | } |
| 1148 | |
| 1149 | static void |
| 1150 | emuxki_channel_set_fxsend(struct emuxki_channel *chan, |
| 1151 | struct emuxki_chanparms_fxsend *fxsend) |
| 1152 | { |
| 1153 | /* Could do a memcpy ...*/ |
| 1154 | chan->fxsend.a.level = fxsend->a.level; |
| 1155 | chan->fxsend.b.level = fxsend->b.level; |
| 1156 | chan->fxsend.c.level = fxsend->c.level; |
| 1157 | chan->fxsend.d.level = fxsend->d.level; |
| 1158 | chan->fxsend.a.dest = fxsend->a.dest; |
| 1159 | chan->fxsend.b.dest = fxsend->b.dest; |
| 1160 | chan->fxsend.c.dest = fxsend->c.dest; |
| 1161 | chan->fxsend.d.dest = fxsend->d.dest; |
| 1162 | |
| 1163 | /* for audigy */ |
| 1164 | chan->fxsend.e.level = fxsend->e.level; |
| 1165 | chan->fxsend.f.level = fxsend->f.level; |
| 1166 | chan->fxsend.g.level = fxsend->g.level; |
| 1167 | chan->fxsend.h.level = fxsend->h.level; |
| 1168 | chan->fxsend.e.dest = fxsend->e.dest; |
| 1169 | chan->fxsend.f.dest = fxsend->f.dest; |
| 1170 | chan->fxsend.g.dest = fxsend->g.dest; |
| 1171 | chan->fxsend.h.dest = fxsend->h.dest; |
| 1172 | } |
| 1173 | |
| 1174 | static void |
| 1175 | emuxki_channel_set_srate(struct emuxki_channel *chan, uint32_t srate) |
| 1176 | { |
| 1177 | |
| 1178 | chan->pitch.target = (srate << 8) / 375; |
| 1179 | chan->pitch.target = (chan->pitch.target >> 1) + |
| 1180 | (chan->pitch.target & 1); |
| 1181 | chan->pitch.target &= 0xffff; |
| 1182 | chan->pitch.current = chan->pitch.target; |
| 1183 | chan->pitch.initial = |
| 1184 | (emuxki_rate_to_pitch(srate) >> 8) & EMU_CHAN_IP_MASK; |
| 1185 | } |
| 1186 | |
| 1187 | /* voice params must be set before calling this */ |
| 1188 | static void |
| 1189 | emuxki_channel_set_bufparms(struct emuxki_channel *chan, |
| 1190 | uint32_t start, uint32_t end) |
| 1191 | { |
| 1192 | |
| 1193 | chan->loop.start = start & EMU_CHAN_PSST_LOOPSTARTADDR_MASK; |
| 1194 | chan->loop.end = end & EMU_CHAN_DSL_LOOPENDADDR_MASK; |
| 1195 | } |
| 1196 | |
| 1197 | static void |
| 1198 | emuxki_channel_commit_fx(struct emuxki_channel *chan) |
| 1199 | { |
| 1200 | struct emuxki_softc *sc; |
| 1201 | u_int8_t chano; |
| 1202 | |
| 1203 | sc = chan->voice->sc; |
| 1204 | chano = chan->num; |
| 1205 | if(sc->sc_type & EMUXKI_AUDIGY) { |
| 1206 | emuxki_write(sc, chano, EMU_A_CHAN_FXRT1, |
| 1207 | (chan->fxsend.d.dest << 24) | |
| 1208 | (chan->fxsend.c.dest << 16) | |
| 1209 | (chan->fxsend.b.dest << 8) | |
| 1210 | (chan->fxsend.a.dest)); |
| 1211 | emuxki_write(sc, chano, EMU_A_CHAN_FXRT2, |
| 1212 | (chan->fxsend.h.dest << 24) | |
| 1213 | (chan->fxsend.g.dest << 16) | |
| 1214 | (chan->fxsend.f.dest << 8) | |
| 1215 | (chan->fxsend.e.dest)); |
| 1216 | emuxki_write(sc, chano, EMU_A_CHAN_SENDAMOUNTS, |
| 1217 | (chan->fxsend.e.level << 24) | |
| 1218 | (chan->fxsend.f.level << 16) | |
| 1219 | (chan->fxsend.g.level << 8) | |
| 1220 | (chan->fxsend.h.level)); |
| 1221 | } else { |
| 1222 | emuxki_write(sc, chano, EMU_CHAN_FXRT, |
| 1223 | (chan->fxsend.d.dest << 28) | |
| 1224 | (chan->fxsend.c.dest << 24) | |
| 1225 | (chan->fxsend.b.dest << 20) | |
| 1226 | (chan->fxsend.a.dest << 16)); |
| 1227 | } |
| 1228 | |
| 1229 | emuxki_write(sc, chano, 0x10000000 | EMU_CHAN_PTRX, |
| 1230 | (chan->fxsend.a.level << 8) | chan->fxsend.b.level); |
| 1231 | emuxki_write(sc, chano, EMU_CHAN_DSL, |
| 1232 | (chan->fxsend.d.level << 24) | chan->loop.end); |
| 1233 | emuxki_write(sc, chano, EMU_CHAN_PSST, |
| 1234 | (chan->fxsend.c.level << 24) | chan->loop.start); |
| 1235 | } |
| 1236 | |
| 1237 | static void |
| 1238 | emuxki_channel_commit_parms(struct emuxki_channel *chan) |
| 1239 | { |
| 1240 | struct emuxki_voice *voice; |
| 1241 | struct emuxki_softc *sc; |
| 1242 | uint32_t start, mapval; |
| 1243 | uint8_t chano; |
| 1244 | |
| 1245 | voice = chan->voice; |
| 1246 | sc = voice->sc; |
| 1247 | chano = chan->num; |
| 1248 | start = chan->loop.start + |
| 1249 | (voice->stereo ? 28 : 30) * (voice->b16 + 1); |
| 1250 | mapval = DMAADDR(sc->silentpage) << 1 | EMU_CHAN_MAP_PTI_MASK; |
| 1251 | |
| 1252 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1253 | emuxki_write(sc, chano, EMU_CHAN_CPF_STEREO, voice->stereo); |
| 1254 | |
| 1255 | emuxki_channel_commit_fx(chan); |
| 1256 | |
| 1257 | emuxki_write(sc, chano, EMU_CHAN_CCCA, |
| 1258 | (chan->filter.lowpass_resonance_height << 28) | |
| 1259 | (chan->filter.interpolation_ROM << 25) | |
| 1260 | (voice->b16 ? 0 : EMU_CHAN_CCCA_8BITSELECT) | start); |
| 1261 | emuxki_write(sc, chano, EMU_CHAN_Z1, 0); |
| 1262 | emuxki_write(sc, chano, EMU_CHAN_Z2, 0); |
| 1263 | emuxki_write(sc, chano, EMU_CHAN_MAPA, mapval); |
| 1264 | emuxki_write(sc, chano, EMU_CHAN_MAPB, mapval); |
| 1265 | emuxki_write(sc, chano, EMU_CHAN_CVCF_CURRFILTER, |
| 1266 | chan->filter.current_cutoff_frequency); |
| 1267 | emuxki_write(sc, chano, EMU_CHAN_VTFT_FILTERTARGET, |
| 1268 | chan->filter.target_cutoff_frequency); |
| 1269 | emuxki_write(sc, chano, EMU_CHAN_ATKHLDM, |
| 1270 | (chan->modulation.envelope.hold_time << 8) | |
| 1271 | chan->modulation.envelope.attack_time); |
| 1272 | emuxki_write(sc, chano, EMU_CHAN_DCYSUSM, |
| 1273 | (chan->modulation.envelope.sustain_level << 8) | |
| 1274 | chan->modulation.envelope.decay_time); |
| 1275 | emuxki_write(sc, chano, EMU_CHAN_LFOVAL1, |
| 1276 | chan->modulation.LFO_state); |
| 1277 | emuxki_write(sc, chano, EMU_CHAN_LFOVAL2, |
| 1278 | chan->vibrato_LFO.state); |
| 1279 | emuxki_write(sc, chano, EMU_CHAN_FMMOD, |
| 1280 | (chan->vibrato_LFO.modulation_depth << 8) | |
| 1281 | chan->filter.LFO_modulation_depth); |
| 1282 | emuxki_write(sc, chano, EMU_CHAN_TREMFRQ, |
| 1283 | (chan->tremolo_depth << 8)); |
| 1284 | emuxki_write(sc, chano, EMU_CHAN_FM2FRQ2, |
| 1285 | (chan->vibrato_LFO.vibrato_depth << 8) | |
| 1286 | chan->vibrato_LFO.frequency); |
| 1287 | emuxki_write(sc, chano, EMU_CHAN_ENVVAL, |
| 1288 | chan->modulation.envelope.current_state); |
| 1289 | emuxki_write(sc, chano, EMU_CHAN_ATKHLDV, |
| 1290 | (chan->volume.envelope.hold_time << 8) | |
| 1291 | chan->volume.envelope.attack_time); |
| 1292 | emuxki_write(sc, chano, EMU_CHAN_ENVVOL, |
| 1293 | chan->volume.envelope.current_state); |
| 1294 | emuxki_write(sc, chano, EMU_CHAN_PEFE, |
| 1295 | (chan->pitch.envelope_amount << 8) | |
| 1296 | chan->filter.envelope_amount); |
| 1297 | } |
| 1298 | |
| 1299 | static void |
| 1300 | emuxki_channel_start(struct emuxki_channel *chan) |
| 1301 | { |
| 1302 | struct emuxki_voice *voice; |
| 1303 | struct emuxki_softc *sc; |
| 1304 | u_int8_t cache_sample, cache_invalid_size, chano; |
| 1305 | u_int32_t sample; |
| 1306 | |
| 1307 | voice = chan->voice; |
| 1308 | sc = voice->sc; |
| 1309 | chano = chan->num; |
| 1310 | cache_sample = voice->stereo ? 4 : 2; |
| 1311 | sample = voice->b16 ? 0x00000000 : 0x80808080; |
| 1312 | cache_invalid_size = (voice->stereo ? 28 : 30) * (voice->b16 + 1); |
| 1313 | |
| 1314 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1315 | while (cache_sample--) { |
| 1316 | emuxki_write(sc, chano, EMU_CHAN_CD0 + cache_sample, |
| 1317 | sample); |
| 1318 | } |
| 1319 | emuxki_write(sc, chano, EMU_CHAN_CCR_CACHEINVALIDSIZE, 0); |
| 1320 | emuxki_write(sc, chano, EMU_CHAN_CCR_READADDRESS, 64); |
| 1321 | emuxki_write(sc, chano, EMU_CHAN_CCR_CACHEINVALIDSIZE, |
| 1322 | cache_invalid_size); |
| 1323 | emuxki_write(sc, chano, EMU_CHAN_IFATN, |
| 1324 | (chan->filter.target_cutoff_frequency << 8) | |
| 1325 | chan->initial_attenuation); |
| 1326 | emuxki_write(sc, chano, EMU_CHAN_VTFT_VOLUMETARGET, |
| 1327 | chan->volume.target); |
| 1328 | emuxki_write(sc, chano, EMU_CHAN_CVCF_CURRVOL, |
| 1329 | chan->volume.current); |
| 1330 | emuxki_write(sc, 0, |
| 1331 | EMU_MKSUBREG(1, chano, EMU_SOLEL + (chano >> 5)), |
| 1332 | 0); /* Clear stop on loop */ |
| 1333 | emuxki_write(sc, 0, |
| 1334 | EMU_MKSUBREG(1, chano, EMU_CLIEL + (chano >> 5)), |
| 1335 | 0); /* Clear loop interrupt */ |
| 1336 | emuxki_write(sc, chano, EMU_CHAN_DCYSUSV, |
| 1337 | (chan->volume.envelope.sustain_level << 8) | |
| 1338 | chan->volume.envelope.decay_time); |
| 1339 | emuxki_write(sc, chano, EMU_CHAN_PTRX_PITCHTARGET, |
| 1340 | chan->pitch.target); |
| 1341 | emuxki_write(sc, chano, EMU_CHAN_CPF_PITCH, |
| 1342 | chan->pitch.current); |
| 1343 | emuxki_write(sc, chano, EMU_CHAN_IP, chan->pitch.initial); |
| 1344 | } |
| 1345 | |
| 1346 | static void |
| 1347 | emuxki_channel_stop(struct emuxki_channel *chan) |
| 1348 | { |
| 1349 | struct emuxki_softc *sc; |
| 1350 | u_int8_t chano; |
| 1351 | |
| 1352 | sc = chan->voice->sc; |
| 1353 | chano = chan->num; |
| 1354 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1355 | emuxki_write(sc, chano, EMU_CHAN_PTRX_PITCHTARGET, 0); |
| 1356 | emuxki_write(sc, chano, EMU_CHAN_CPF_PITCH, 0); |
| 1357 | emuxki_write(sc, chano, EMU_CHAN_IFATN_ATTENUATION, 0xff); |
| 1358 | emuxki_write(sc, chano, EMU_CHAN_VTFT_VOLUMETARGET, 0); |
| 1359 | emuxki_write(sc, chano, EMU_CHAN_CVCF_CURRVOL, 0); |
| 1360 | emuxki_write(sc, chano, EMU_CHAN_IP, 0); |
| 1361 | } |
| 1362 | |
| 1363 | /* |
| 1364 | * Voices management |
| 1365 | * emuxki_voice_dataloc : use(play or rec) independent dataloc union helpers |
| 1366 | * emuxki_voice_channel_* : play part of dataloc union helpers |
| 1367 | * emuxki_voice_recsrc_* : rec part of dataloc union helpers |
| 1368 | */ |
| 1369 | |
| 1370 | /* Allocate channels for voice in case of play voice */ |
| 1371 | static int |
| 1372 | emuxki_voice_channel_create(struct emuxki_voice *voice) |
| 1373 | { |
| 1374 | struct emuxki_channel **channel; |
| 1375 | uint8_t i, stereo; |
| 1376 | |
| 1377 | channel = voice->sc->channel; |
| 1378 | stereo = voice->stereo; |
| 1379 | for (i = 0; i < EMU_NUMCHAN - stereo; i += stereo + 1) { |
| 1380 | if ((stereo && (channel[i + 1] != NULL)) || |
| 1381 | (channel[i] != NULL)) /* Looking for free channels */ |
| 1382 | continue; |
| 1383 | |
| 1384 | if (stereo) { |
| 1385 | voice->dataloc.chan[1] = |
| 1386 | emuxki_channel_new(voice, i + 1); |
| 1387 | if (voice->dataloc.chan[1] == NULL) |
| 1388 | return ENOMEM; |
| 1389 | } |
| 1390 | voice->dataloc.chan[0] = emuxki_channel_new(voice, i); |
| 1391 | if (voice->dataloc.chan[0] == NULL) { |
| 1392 | if (stereo) { |
| 1393 | emuxki_channel_delete(voice->dataloc.chan[1]); |
| 1394 | voice->dataloc.chan[1] = NULL; |
| 1395 | } |
| 1396 | return ENOMEM; |
| 1397 | } |
| 1398 | return 0; |
| 1399 | } |
| 1400 | return EAGAIN; |
| 1401 | } |
| 1402 | |
| 1403 | /* When calling this function we assume no one can access the voice */ |
| 1404 | static void |
| 1405 | emuxki_voice_channel_destroy(struct emuxki_voice *voice) |
| 1406 | { |
| 1407 | |
| 1408 | emuxki_channel_delete(voice->dataloc.chan[0]); |
| 1409 | voice->dataloc.chan[0] = NULL; |
| 1410 | if (voice->stereo) |
| 1411 | emuxki_channel_delete(voice->dataloc.chan[1]); |
| 1412 | voice->dataloc.chan[1] = NULL; |
| 1413 | } |
| 1414 | |
| 1415 | /* |
| 1416 | * Will come back when used in voice_dataloc_create |
| 1417 | */ |
| 1418 | static int |
| 1419 | emuxki_recsrc_reserve(struct emuxki_voice *voice, emuxki_recsrc_t source) |
| 1420 | { |
| 1421 | |
| 1422 | if (source >= EMU_NUMRECSRCS) { |
| 1423 | #ifdef EMUXKI_DEBUG |
| 1424 | printf("Tried to reserve invalid source: %d\n" , source); |
| 1425 | #endif |
| 1426 | return EINVAL; |
| 1427 | } |
| 1428 | if (voice->sc->recsrc[source] == voice) |
| 1429 | return 0; /* XXX */ |
| 1430 | if (voice->sc->recsrc[source] != NULL) |
| 1431 | return EBUSY; |
| 1432 | voice->sc->recsrc[source] = voice; |
| 1433 | return 0; |
| 1434 | } |
| 1435 | |
| 1436 | /* When calling this function we assume the voice is stopped */ |
| 1437 | static void |
| 1438 | emuxki_voice_recsrc_release(struct emuxki_softc *sc, emuxki_recsrc_t source) |
| 1439 | { |
| 1440 | |
| 1441 | sc->recsrc[source] = NULL; |
| 1442 | } |
| 1443 | |
| 1444 | static int |
| 1445 | emuxki_voice_dataloc_create(struct emuxki_voice *voice) |
| 1446 | { |
| 1447 | int error; |
| 1448 | |
| 1449 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1450 | if ((error = emuxki_voice_channel_create(voice))) |
| 1451 | return error; |
| 1452 | } else { |
| 1453 | if ((error = |
| 1454 | emuxki_recsrc_reserve(voice, voice->dataloc.source))) |
| 1455 | return error; |
| 1456 | } |
| 1457 | return 0; |
| 1458 | } |
| 1459 | |
| 1460 | static void |
| 1461 | emuxki_voice_dataloc_destroy(struct emuxki_voice *voice) |
| 1462 | { |
| 1463 | |
| 1464 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1465 | if (voice->dataloc.chan[0] != NULL) |
| 1466 | emuxki_voice_channel_destroy(voice); |
| 1467 | } else { |
| 1468 | if (voice->dataloc.source != EMU_RECSRC_NOTSET) { |
| 1469 | emuxki_voice_recsrc_release(voice->sc, |
| 1470 | voice->dataloc.source); |
| 1471 | voice->dataloc.source = EMU_RECSRC_NOTSET; |
| 1472 | } |
| 1473 | } |
| 1474 | } |
| 1475 | |
| 1476 | static struct emuxki_voice * |
| 1477 | emuxki_voice_new(struct emuxki_softc *sc, uint8_t use) |
| 1478 | { |
| 1479 | struct emuxki_voice *voice; |
| 1480 | |
| 1481 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1482 | |
| 1483 | voice = sc->lvoice; |
| 1484 | sc->lvoice = NULL; |
| 1485 | |
| 1486 | if (!voice) { |
| 1487 | mutex_exit(&sc->sc_intr_lock); |
| 1488 | voice = kmem_alloc(sizeof(*voice), KM_SLEEP); |
| 1489 | mutex_enter(&sc->sc_intr_lock); |
| 1490 | if (!voice) |
| 1491 | return NULL; |
| 1492 | } else if (voice->use != use) { |
| 1493 | mutex_exit(&sc->sc_intr_lock); |
| 1494 | emuxki_voice_dataloc_destroy(voice); |
| 1495 | mutex_enter(&sc->sc_intr_lock); |
| 1496 | } else |
| 1497 | goto skip_initialize; |
| 1498 | |
| 1499 | voice->sc = sc; |
| 1500 | voice->state = !EMU_VOICE_STATE_STARTED; |
| 1501 | voice->stereo = EMU_VOICE_STEREO_NOTSET; |
| 1502 | voice->b16 = 0; |
| 1503 | voice->sample_rate = 0; |
| 1504 | if (use & EMU_VOICE_USE_PLAY) |
| 1505 | voice->dataloc.chan[0] = voice->dataloc.chan[1] = NULL; |
| 1506 | else |
| 1507 | voice->dataloc.source = EMU_RECSRC_NOTSET; |
| 1508 | voice->buffer = NULL; |
| 1509 | voice->blksize = 0; |
| 1510 | voice->trigblk = 0; |
| 1511 | voice->blkmod = 0; |
| 1512 | voice->inth = NULL; |
| 1513 | voice->inthparam = NULL; |
| 1514 | voice->use = use; |
| 1515 | |
| 1516 | skip_initialize: |
| 1517 | LIST_INSERT_HEAD((&sc->voices), voice, next); |
| 1518 | |
| 1519 | return voice; |
| 1520 | } |
| 1521 | |
| 1522 | static void |
| 1523 | emuxki_voice_delete(struct emuxki_voice *voice) |
| 1524 | { |
| 1525 | struct emuxki_softc *sc; |
| 1526 | struct emuxki_voice *lvoice; |
| 1527 | |
| 1528 | sc = voice->sc; |
| 1529 | if (voice->state & EMU_VOICE_STATE_STARTED) |
| 1530 | emuxki_voice_halt(voice); |
| 1531 | |
| 1532 | LIST_REMOVE(voice, next); |
| 1533 | lvoice = sc->lvoice; |
| 1534 | sc->lvoice = voice; |
| 1535 | |
| 1536 | if (lvoice) { |
| 1537 | mutex_exit(&sc->sc_lock); |
| 1538 | emuxki_voice_dataloc_destroy(lvoice); |
| 1539 | kmem_free(lvoice, sizeof(*lvoice)); |
| 1540 | mutex_enter(&sc->sc_lock); |
| 1541 | } |
| 1542 | } |
| 1543 | |
| 1544 | static int |
| 1545 | emuxki_voice_set_stereo(struct emuxki_softc *sc, |
| 1546 | struct emuxki_voice *voice, uint8_t stereo) |
| 1547 | { |
| 1548 | int error; |
| 1549 | emuxki_recsrc_t source; |
| 1550 | struct emuxki_chanparms_fxsend fxsend; |
| 1551 | |
| 1552 | source = 0; /* XXX: gcc */ |
| 1553 | if (! (voice->use & EMU_VOICE_USE_PLAY)) |
| 1554 | source = voice->dataloc.source; |
| 1555 | mutex_exit(&sc->sc_lock); |
| 1556 | emuxki_voice_dataloc_destroy(voice); |
| 1557 | if (! (voice->use & EMU_VOICE_USE_PLAY)) |
| 1558 | voice->dataloc.source = source; |
| 1559 | voice->stereo = stereo; |
| 1560 | error = emuxki_voice_dataloc_create(voice); |
| 1561 | mutex_enter(&sc->sc_lock); |
| 1562 | if (error) |
| 1563 | return error; |
| 1564 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1565 | fxsend.a.dest = 0x0; |
| 1566 | fxsend.b.dest = 0x1; |
| 1567 | fxsend.c.dest = 0x2; |
| 1568 | fxsend.d.dest = 0x3; |
| 1569 | /* for audigy */ |
| 1570 | fxsend.e.dest = 0x4; |
| 1571 | fxsend.f.dest = 0x5; |
| 1572 | fxsend.g.dest = 0x6; |
| 1573 | fxsend.h.dest = 0x7; |
| 1574 | if (voice->stereo) { |
| 1575 | fxsend.a.level = fxsend.c.level = 0xc0; |
| 1576 | fxsend.b.level = fxsend.d.level = 0x00; |
| 1577 | fxsend.e.level = fxsend.g.level = 0xc0; |
| 1578 | fxsend.f.level = fxsend.h.level = 0x00; |
| 1579 | emuxki_channel_set_fxsend(voice->dataloc.chan[0], |
| 1580 | &fxsend); |
| 1581 | fxsend.a.level = fxsend.c.level = 0x00; |
| 1582 | fxsend.b.level = fxsend.d.level = 0xc0; |
| 1583 | fxsend.e.level = fxsend.g.level = 0x00; |
| 1584 | fxsend.f.level = fxsend.h.level = 0xc0; |
| 1585 | emuxki_channel_set_fxsend(voice->dataloc.chan[1], |
| 1586 | &fxsend); |
| 1587 | } /* No else : default is good for mono */ |
| 1588 | } |
| 1589 | return 0; |
| 1590 | } |
| 1591 | |
| 1592 | static int |
| 1593 | emuxki_voice_set_srate(struct emuxki_voice *voice, uint32_t srate) |
| 1594 | { |
| 1595 | |
| 1596 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1597 | if ((srate < 4000) || (srate > 48000)) |
| 1598 | return EINVAL; |
| 1599 | voice->sample_rate = srate; |
| 1600 | emuxki_channel_set_srate(voice->dataloc.chan[0], srate); |
| 1601 | if (voice->stereo) |
| 1602 | emuxki_channel_set_srate(voice->dataloc.chan[1], |
| 1603 | srate); |
| 1604 | } else { |
| 1605 | if ((srate < 8000) || (srate > 48000)) |
| 1606 | return EINVAL; |
| 1607 | voice->sample_rate = srate; |
| 1608 | if (emuxki_voice_adc_rate(voice) < 0) { |
| 1609 | voice->sample_rate = 0; |
| 1610 | return EINVAL; |
| 1611 | } |
| 1612 | } |
| 1613 | return 0; |
| 1614 | } |
| 1615 | |
| 1616 | static int |
| 1617 | emuxki_voice_set_audioparms(struct emuxki_softc *sc, |
| 1618 | struct emuxki_voice *voice, uint8_t stereo, uint8_t b16, uint32_t srate) |
| 1619 | { |
| 1620 | int error; |
| 1621 | |
| 1622 | if (voice->stereo == stereo && voice->b16 == b16 && |
| 1623 | voice->sample_rate == srate) |
| 1624 | return 0; |
| 1625 | |
| 1626 | #ifdef EMUXKI_DEBUG |
| 1627 | printf("Setting %s voice params : %s, %u bits, %u Hz\n" , |
| 1628 | (voice->use & EMU_VOICE_USE_PLAY) ? "play" : "record" , |
| 1629 | stereo ? "stereo" : "mono" , (b16 + 1) * 8, srate); |
| 1630 | #endif |
| 1631 | error = 0; |
| 1632 | if (voice->stereo != stereo) { |
| 1633 | if ((error = emuxki_voice_set_stereo(sc, voice, stereo))) |
| 1634 | return error; |
| 1635 | } |
| 1636 | voice->b16 = b16; |
| 1637 | if (voice->sample_rate != srate) |
| 1638 | error = emuxki_voice_set_srate(voice, srate); |
| 1639 | return error; |
| 1640 | } |
| 1641 | |
| 1642 | /* voice audio parms (see just before) must be set prior to this */ |
| 1643 | static int |
| 1644 | emuxki_voice_set_bufparms(struct emuxki_voice *voice, void *ptr, |
| 1645 | uint32_t bufsize, uint16_t blksize) |
| 1646 | { |
| 1647 | struct emuxki_mem *mem; |
| 1648 | struct emuxki_channel **chan; |
| 1649 | uint32_t start, end; |
| 1650 | uint8_t sample_size; |
| 1651 | int idx; |
| 1652 | int error; |
| 1653 | |
| 1654 | error = EFAULT; |
| 1655 | LIST_FOREACH(mem, &voice->sc->mem, next) { |
| 1656 | if (KERNADDR(mem->dmamem) != ptr) |
| 1657 | continue; |
| 1658 | |
| 1659 | voice->buffer = mem; |
| 1660 | sample_size = (voice->b16 + 1) * (voice->stereo + 1); |
| 1661 | voice->trigblk = 0; /* This shouldn't be needed */ |
| 1662 | voice->blkmod = bufsize / blksize; |
| 1663 | if (bufsize % blksize) /* This should not happen */ |
| 1664 | voice->blkmod++; |
| 1665 | error = 0; |
| 1666 | |
| 1667 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1668 | voice->blksize = blksize / sample_size; |
| 1669 | chan = voice->dataloc.chan; |
| 1670 | start = mem->ptbidx << 12; |
| 1671 | end = start + bufsize / sample_size; |
| 1672 | emuxki_channel_set_bufparms(chan[0], |
| 1673 | start, end); |
| 1674 | if (voice->stereo) |
| 1675 | emuxki_channel_set_bufparms(chan[1], |
| 1676 | start, end); |
| 1677 | voice->timerate = (uint32_t) 48000 * |
| 1678 | voice->blksize / voice->sample_rate; |
| 1679 | if (voice->timerate < 5) |
| 1680 | error = EINVAL; |
| 1681 | } else { |
| 1682 | voice->blksize = blksize; |
| 1683 | for(idx = sizeof(emuxki_recbuf_sz) / |
| 1684 | sizeof(emuxki_recbuf_sz[0]); --idx >= 0;) |
| 1685 | if (emuxki_recbuf_sz[idx] == bufsize) |
| 1686 | break; |
| 1687 | if (idx < 0) { |
| 1688 | #ifdef EMUXKI_DEBUG |
| 1689 | printf("Invalid bufsize: %d\n" , bufsize); |
| 1690 | #endif |
| 1691 | return EINVAL; |
| 1692 | } |
| 1693 | emuxki_write(voice->sc, 0, |
| 1694 | emuxki_recsrc_szreg[voice->dataloc.source], idx); |
| 1695 | emuxki_write(voice->sc, 0, |
| 1696 | emuxki_recsrc_bufaddrreg[voice->dataloc.source], |
| 1697 | DMAADDR(mem->dmamem)); |
| 1698 | |
| 1699 | /* Use timer to emulate DMA completion interrupt */ |
| 1700 | voice->timerate = (u_int32_t) 48000 * blksize / |
| 1701 | (voice->sample_rate * sample_size); |
| 1702 | if (voice->timerate < 5) { |
| 1703 | #ifdef EMUXKI_DEBUG |
| 1704 | printf("Invalid timerate: %d, blksize %d\n" , |
| 1705 | voice->timerate, blksize); |
| 1706 | #endif |
| 1707 | error = EINVAL; |
| 1708 | } |
| 1709 | } |
| 1710 | |
| 1711 | break; |
| 1712 | } |
| 1713 | |
| 1714 | return error; |
| 1715 | } |
| 1716 | |
| 1717 | static void |
| 1718 | emuxki_voice_commit_parms(struct emuxki_voice *voice) |
| 1719 | { |
| 1720 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1721 | emuxki_channel_commit_parms(voice->dataloc.chan[0]); |
| 1722 | if (voice->stereo) |
| 1723 | emuxki_channel_commit_parms(voice->dataloc.chan[1]); |
| 1724 | } |
| 1725 | } |
| 1726 | |
| 1727 | static uint32_t |
| 1728 | emuxki_voice_curaddr(struct emuxki_voice *voice) |
| 1729 | { |
| 1730 | int idxreg; |
| 1731 | int rv; |
| 1732 | |
| 1733 | /* XXX different semantics in these cases */ |
| 1734 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1735 | /* returns number of samples (an l/r pair counts 1) */ |
| 1736 | rv = emuxki_read(voice->sc, |
| 1737 | voice->dataloc.chan[0]->num, EMU_CHAN_CCCA_CURRADDR) - |
| 1738 | voice->dataloc.chan[0]->loop.start; |
| 1739 | } else { |
| 1740 | idxreg = 0; |
| 1741 | /* returns number of bytes */ |
| 1742 | switch (voice->dataloc.source) { |
| 1743 | case EMU_RECSRC_MIC: |
| 1744 | idxreg = (voice->sc->sc_type & EMUXKI_AUDIGY) ? |
| 1745 | EMU_A_MICIDX : EMU_MICIDX; |
| 1746 | break; |
| 1747 | case EMU_RECSRC_ADC: |
| 1748 | idxreg = (voice->sc->sc_type & EMUXKI_AUDIGY) ? |
| 1749 | EMU_A_ADCIDX : EMU_ADCIDX; |
| 1750 | break; |
| 1751 | case EMU_RECSRC_FX: |
| 1752 | idxreg = EMU_FXIDX; |
| 1753 | break; |
| 1754 | default: |
| 1755 | #ifdef EMUXKI_DEBUG |
| 1756 | printf("emu: bad recording source!\n" ); |
| 1757 | #endif |
| 1758 | break; |
| 1759 | } |
| 1760 | rv = emuxki_read(voice->sc, 0, EMU_RECIDX(idxreg) |
| 1761 | & EMU_RECIDX_MASK); |
| 1762 | } |
| 1763 | return rv; |
| 1764 | } |
| 1765 | |
| 1766 | static void |
| 1767 | emuxki_resched_timer(struct emuxki_softc *sc) |
| 1768 | { |
| 1769 | struct emuxki_voice *voice; |
| 1770 | uint16_t timerate; |
| 1771 | uint8_t active; |
| 1772 | |
| 1773 | timerate = 1024; |
| 1774 | active = 0; |
| 1775 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1776 | LIST_FOREACH(voice, &sc->voices, next) { |
| 1777 | if ((voice->state & EMU_VOICE_STATE_STARTED) == 0) |
| 1778 | continue; |
| 1779 | active = 1; |
| 1780 | if (voice->timerate < timerate) |
| 1781 | timerate = voice->timerate; |
| 1782 | } |
| 1783 | |
| 1784 | if (timerate & ~EMU_TIMER_RATE_MASK) |
| 1785 | timerate = 0; |
| 1786 | bus_space_write_2(sc->sc_iot, sc->sc_ioh, EMU_TIMER, timerate); |
| 1787 | if (!active && (sc->timerstate & EMU_TIMER_STATE_ENABLED)) { |
| 1788 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_INTE, |
| 1789 | bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_INTE) & |
| 1790 | ~EMU_INTE_INTERTIMERENB); |
| 1791 | sc->timerstate &= ~EMU_TIMER_STATE_ENABLED; |
| 1792 | } else if (active && !(sc->timerstate & EMU_TIMER_STATE_ENABLED)) { |
| 1793 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_INTE, |
| 1794 | bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_INTE) | |
| 1795 | EMU_INTE_INTERTIMERENB); |
| 1796 | sc->timerstate |= EMU_TIMER_STATE_ENABLED; |
| 1797 | } |
| 1798 | } |
| 1799 | |
| 1800 | static int |
| 1801 | emuxki_voice_adc_rate(struct emuxki_voice *voice) |
| 1802 | { |
| 1803 | |
| 1804 | switch(voice->sample_rate) { |
| 1805 | case 48000: |
| 1806 | return EMU_ADCCR_SAMPLERATE_48; |
| 1807 | break; |
| 1808 | case 44100: |
| 1809 | return EMU_ADCCR_SAMPLERATE_44; |
| 1810 | break; |
| 1811 | case 32000: |
| 1812 | return EMU_ADCCR_SAMPLERATE_32; |
| 1813 | break; |
| 1814 | case 24000: |
| 1815 | return EMU_ADCCR_SAMPLERATE_24; |
| 1816 | break; |
| 1817 | case 22050: |
| 1818 | return EMU_ADCCR_SAMPLERATE_22; |
| 1819 | break; |
| 1820 | case 16000: |
| 1821 | return EMU_ADCCR_SAMPLERATE_16; |
| 1822 | break; |
| 1823 | case 12000: |
| 1824 | if(voice->sc->sc_type & EMUXKI_AUDIGY) |
| 1825 | return EMU_A_ADCCR_SAMPLERATE_12; |
| 1826 | else { |
| 1827 | #ifdef EMUXKI_DEBUG |
| 1828 | printf("recording sample_rate not supported : %u\n" , voice->sample_rate); |
| 1829 | #endif |
| 1830 | return -1; |
| 1831 | } |
| 1832 | break; |
| 1833 | case 11000: |
| 1834 | if(voice->sc->sc_type & EMUXKI_AUDIGY) |
| 1835 | return EMU_A_ADCCR_SAMPLERATE_11; |
| 1836 | else |
| 1837 | return EMU_ADCCR_SAMPLERATE_11; |
| 1838 | break; |
| 1839 | case 8000: |
| 1840 | if(voice->sc->sc_type & EMUXKI_AUDIGY) |
| 1841 | return EMU_A_ADCCR_SAMPLERATE_8; |
| 1842 | else |
| 1843 | return EMU_ADCCR_SAMPLERATE_8; |
| 1844 | break; |
| 1845 | default: |
| 1846 | #ifdef EMUXKI_DEBUG |
| 1847 | printf("recording sample_rate not supported : %u\n" , voice->sample_rate); |
| 1848 | #endif |
| 1849 | return -1; |
| 1850 | } |
| 1851 | return -1; /* shouldn't get here */ |
| 1852 | } |
| 1853 | |
| 1854 | |
| 1855 | static void |
| 1856 | emuxki_voice_start(struct emuxki_voice *voice, |
| 1857 | void (*inth) (void *), void *inthparam) |
| 1858 | { |
| 1859 | uint32_t val; |
| 1860 | |
| 1861 | voice->inth = inth; |
| 1862 | voice->inthparam = inthparam; |
| 1863 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1864 | voice->trigblk = 1; |
| 1865 | emuxki_channel_start(voice->dataloc.chan[0]); |
| 1866 | if (voice->stereo) |
| 1867 | emuxki_channel_start(voice->dataloc.chan[1]); |
| 1868 | } else { |
| 1869 | voice->trigblk = 1; |
| 1870 | switch (voice->dataloc.source) { |
| 1871 | case EMU_RECSRC_ADC: |
| 1872 | /* XXX need to program DSP to output L+R |
| 1873 | * XXX in monaural case? */ |
| 1874 | if (voice->sc->sc_type & EMUXKI_AUDIGY) { |
| 1875 | val = EMU_A_ADCCR_LCHANENABLE; |
| 1876 | if (voice->stereo) |
| 1877 | val |= EMU_A_ADCCR_RCHANENABLE; |
| 1878 | } else { |
| 1879 | val = EMU_ADCCR_LCHANENABLE; |
| 1880 | if (voice->stereo) |
| 1881 | val |= EMU_ADCCR_RCHANENABLE; |
| 1882 | } |
| 1883 | val |= emuxki_voice_adc_rate(voice); |
| 1884 | emuxki_write(voice->sc, 0, EMU_ADCCR, 0); |
| 1885 | emuxki_write(voice->sc, 0, EMU_ADCCR, val); |
| 1886 | break; |
| 1887 | case EMU_RECSRC_MIC: |
| 1888 | case EMU_RECSRC_FX: |
| 1889 | printf("unimplemented\n" ); |
| 1890 | break; |
| 1891 | case EMU_RECSRC_NOTSET: |
| 1892 | default: |
| 1893 | printf("Bad dataloc.source %d\n" , |
| 1894 | voice->dataloc.source); |
| 1895 | break; |
| 1896 | } |
| 1897 | #if 0 |
| 1898 | switch (voice->dataloc.source) { |
| 1899 | case EMU_RECSRC_ADC: |
| 1900 | case EMU_RECSRC_FX: |
| 1901 | case EMU_RECSRC_MIC: |
| 1902 | /* DMA completion interrupt is useless; use timer */ |
| 1903 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1904 | val = emu_rd(sc, INTE, 4); |
| 1905 | val |= emuxki_recsrc_intrmasks[voice->dataloc.source]; |
| 1906 | emu_wr(sc, INTE, val, 4); |
| 1907 | break; |
| 1908 | default: |
| 1909 | break; |
| 1910 | } |
| 1911 | #endif |
| 1912 | } |
| 1913 | voice->state |= EMU_VOICE_STATE_STARTED; |
| 1914 | emuxki_resched_timer(voice->sc); |
| 1915 | } |
| 1916 | |
| 1917 | static void |
| 1918 | emuxki_voice_halt(struct emuxki_voice *voice) |
| 1919 | { |
| 1920 | |
| 1921 | if (voice->use & EMU_VOICE_USE_PLAY) { |
| 1922 | emuxki_channel_stop(voice->dataloc.chan[0]); |
| 1923 | if (voice->stereo) |
| 1924 | emuxki_channel_stop(voice->dataloc.chan[1]); |
| 1925 | } else { |
| 1926 | switch (voice->dataloc.source) { |
| 1927 | case EMU_RECSRC_ADC: |
| 1928 | emuxki_write(voice->sc, 0, EMU_ADCCR, 0); |
| 1929 | break; |
| 1930 | case EMU_RECSRC_FX: |
| 1931 | case EMU_RECSRC_MIC: |
| 1932 | printf("unimplemented\n" ); |
| 1933 | break; |
| 1934 | default: |
| 1935 | case EMU_RECSRC_NOTSET: |
| 1936 | printf("Bad dataloc.source %d\n" , |
| 1937 | voice->dataloc.source); |
| 1938 | break; |
| 1939 | } |
| 1940 | |
| 1941 | switch (voice->dataloc.source) { |
| 1942 | case EMU_RECSRC_ADC: |
| 1943 | case EMU_RECSRC_FX: |
| 1944 | case EMU_RECSRC_MIC: |
| 1945 | /* This should reset buffer pointer */ |
| 1946 | emuxki_write(voice->sc, 0, |
| 1947 | emuxki_recsrc_szreg[voice->dataloc.source], |
| 1948 | EMU_RECBS_BUFSIZE_NONE); |
| 1949 | #if 0 |
| 1950 | KASSERT(mutex_owned(&sc->sc_intr_lock)); |
| 1951 | val = emu_rd(sc, INTE, 4); |
| 1952 | val &= ~emuxki_recsrc_intrmasks[voice->dataloc.source]; |
| 1953 | emu_wr(sc, INTE, val, 4); |
| 1954 | #endif |
| 1955 | break; |
| 1956 | default: |
| 1957 | break; |
| 1958 | } |
| 1959 | } |
| 1960 | voice->state &= ~EMU_VOICE_STATE_STARTED; |
| 1961 | emuxki_resched_timer(voice->sc); |
| 1962 | } |
| 1963 | |
| 1964 | /* |
| 1965 | * The interrupt handler |
| 1966 | */ |
| 1967 | static int |
| 1968 | emuxki_intr(void *arg) |
| 1969 | { |
| 1970 | struct emuxki_softc *sc; |
| 1971 | struct emuxki_voice *voice; |
| 1972 | uint32_t ipr, curblk; |
| 1973 | int claim; |
| 1974 | |
| 1975 | sc = arg; |
| 1976 | claim = 0; |
| 1977 | |
| 1978 | mutex_spin_enter(&sc->sc_intr_lock); |
| 1979 | |
| 1980 | while ((ipr = bus_space_read_4(sc->sc_iot, sc->sc_ioh, EMU_IPR))) { |
| 1981 | if (ipr & EMU_IPR_INTERVALTIMER) { |
| 1982 | LIST_FOREACH(voice, &sc->voices, next) { |
| 1983 | if ((voice->state & |
| 1984 | EMU_VOICE_STATE_STARTED) == 0) |
| 1985 | continue; |
| 1986 | |
| 1987 | curblk = emuxki_voice_curaddr(voice) / |
| 1988 | voice->blksize; |
| 1989 | #if 0 |
| 1990 | if (curblk == voice->trigblk) { |
| 1991 | voice->inth(voice->inthparam); |
| 1992 | voice->trigblk++; |
| 1993 | voice->trigblk %= voice->blkmod; |
| 1994 | } |
| 1995 | #else |
| 1996 | while ((curblk >= voice->trigblk && |
| 1997 | curblk < (voice->trigblk + voice->blkmod / 2)) || |
| 1998 | ((int)voice->trigblk - (int)curblk) > |
| 1999 | (voice->blkmod / 2 + 1)) { |
| 2000 | voice->inth(voice->inthparam); |
| 2001 | voice->trigblk++; |
| 2002 | voice->trigblk %= voice->blkmod; |
| 2003 | } |
| 2004 | #endif |
| 2005 | } |
| 2006 | } |
| 2007 | |
| 2008 | /* Got interrupt */ |
| 2009 | bus_space_write_4(sc->sc_iot, sc->sc_ioh, EMU_IPR, ipr); |
| 2010 | |
| 2011 | claim = 1; |
| 2012 | } |
| 2013 | |
| 2014 | mutex_spin_exit(&sc->sc_intr_lock); |
| 2015 | |
| 2016 | return claim; |
| 2017 | } |
| 2018 | |
| 2019 | |
| 2020 | /* |
| 2021 | * Audio Architecture callbacks |
| 2022 | */ |
| 2023 | |
| 2024 | static int |
| 2025 | emuxki_open(void *addr, int flags) |
| 2026 | { |
| 2027 | struct emuxki_softc *sc; |
| 2028 | |
| 2029 | sc = addr; |
| 2030 | #ifdef EMUXKI_DEBUG |
| 2031 | printf("%s: emuxki_open called\n" , device_xname(sc->sc_dev)); |
| 2032 | #endif |
| 2033 | |
| 2034 | /* |
| 2035 | * Multiple voice support would be added as soon as I find a way to |
| 2036 | * trick the audio arch into supporting multiple voices. |
| 2037 | * Or I might integrate a modified audio arch supporting |
| 2038 | * multiple voices. |
| 2039 | */ |
| 2040 | |
| 2041 | /* |
| 2042 | * I did this because i have problems identifying the selected |
| 2043 | * recording source(s) which is necessary when setting recording |
| 2044 | * params This will be addressed very soon |
| 2045 | */ |
| 2046 | if (flags & AUOPEN_READ) { |
| 2047 | sc->rvoice = emuxki_voice_new(sc, 0 /* EMU_VOICE_USE_RECORD */); |
| 2048 | if (sc->rvoice == NULL) |
| 2049 | return EBUSY; |
| 2050 | |
| 2051 | /* XXX Hardcode RECSRC_ADC for now */ |
| 2052 | sc->rvoice->dataloc.source = EMU_RECSRC_ADC; |
| 2053 | } |
| 2054 | |
| 2055 | if (flags & AUOPEN_WRITE) { |
| 2056 | sc->pvoice = emuxki_voice_new(sc, EMU_VOICE_USE_PLAY); |
| 2057 | if (sc->pvoice == NULL) { |
| 2058 | if (sc->rvoice) { |
| 2059 | emuxki_voice_delete(sc->rvoice); |
| 2060 | sc->rvoice = NULL; |
| 2061 | } |
| 2062 | return EBUSY; |
| 2063 | } |
| 2064 | } |
| 2065 | |
| 2066 | return 0; |
| 2067 | } |
| 2068 | |
| 2069 | static void |
| 2070 | emuxki_close(void *addr) |
| 2071 | { |
| 2072 | struct emuxki_softc *sc; |
| 2073 | |
| 2074 | sc = addr; |
| 2075 | #ifdef EMUXKI_DEBUG |
| 2076 | printf("%s: emu10K1_close called\n" , device_xname(sc->sc_dev)); |
| 2077 | #endif |
| 2078 | |
| 2079 | /* No multiple voice support for now */ |
| 2080 | if (sc->rvoice != NULL) { |
| 2081 | emuxki_voice_delete(sc->rvoice); |
| 2082 | sc->rvoice = NULL; |
| 2083 | } |
| 2084 | if (sc->pvoice != NULL) { |
| 2085 | emuxki_voice_delete(sc->pvoice); |
| 2086 | sc->pvoice = NULL; |
| 2087 | } |
| 2088 | } |
| 2089 | |
| 2090 | static int |
| 2091 | emuxki_query_encoding(void *addr, struct audio_encoding *fp) |
| 2092 | { |
| 2093 | #ifdef EMUXKI_DEBUG |
| 2094 | struct emuxki_softc *sc; |
| 2095 | |
| 2096 | sc = addr; |
| 2097 | printf("%s: emuxki_query_encoding called\n" , device_xname(sc->sc_dev)); |
| 2098 | #endif |
| 2099 | |
| 2100 | switch (fp->index) { |
| 2101 | case 0: |
| 2102 | strcpy(fp->name, AudioEulinear); |
| 2103 | fp->encoding = AUDIO_ENCODING_ULINEAR; |
| 2104 | fp->precision = 8; |
| 2105 | fp->flags = 0; |
| 2106 | break; |
| 2107 | case 1: |
| 2108 | strcpy(fp->name, AudioEmulaw); |
| 2109 | fp->encoding = AUDIO_ENCODING_ULAW; |
| 2110 | fp->precision = 8; |
| 2111 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2112 | break; |
| 2113 | case 2: |
| 2114 | strcpy(fp->name, AudioEalaw); |
| 2115 | fp->encoding = AUDIO_ENCODING_ALAW; |
| 2116 | fp->precision = 8; |
| 2117 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2118 | break; |
| 2119 | case 3: |
| 2120 | strcpy(fp->name, AudioEslinear); |
| 2121 | fp->encoding = AUDIO_ENCODING_SLINEAR; |
| 2122 | fp->precision = 8; |
| 2123 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2124 | break; |
| 2125 | case 4: |
| 2126 | strcpy(fp->name, AudioEslinear_le); |
| 2127 | fp->encoding = AUDIO_ENCODING_SLINEAR_LE; |
| 2128 | fp->precision = 16; |
| 2129 | fp->flags = 0; |
| 2130 | break; |
| 2131 | case 5: |
| 2132 | strcpy(fp->name, AudioEulinear_le); |
| 2133 | fp->encoding = AUDIO_ENCODING_ULINEAR_LE; |
| 2134 | fp->precision = 16; |
| 2135 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2136 | break; |
| 2137 | case 6: |
| 2138 | strcpy(fp->name, AudioEslinear_be); |
| 2139 | fp->encoding = AUDIO_ENCODING_SLINEAR_BE; |
| 2140 | fp->precision = 16; |
| 2141 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2142 | break; |
| 2143 | case 7: |
| 2144 | strcpy(fp->name, AudioEulinear_be); |
| 2145 | fp->encoding = AUDIO_ENCODING_ULINEAR_BE; |
| 2146 | fp->precision = 16; |
| 2147 | fp->flags = AUDIO_ENCODINGFLAG_EMULATED; |
| 2148 | break; |
| 2149 | default: |
| 2150 | return EINVAL; |
| 2151 | } |
| 2152 | return 0; |
| 2153 | } |
| 2154 | |
| 2155 | static int |
| 2156 | emuxki_set_vparms(struct emuxki_softc *sc, struct emuxki_voice *voice, |
| 2157 | const audio_params_t *p, stream_filter_list_t *fil) |
| 2158 | { |
| 2159 | int mode, i; |
| 2160 | |
| 2161 | mode = (voice->use & EMU_VOICE_USE_PLAY) ? |
| 2162 | AUMODE_PLAY : AUMODE_RECORD; |
| 2163 | i = auconv_set_converter(emuxki_formats, EMUXKI_NFORMATS, |
| 2164 | mode, p, FALSE, fil); |
| 2165 | if (i < 0) |
| 2166 | return EINVAL; |
| 2167 | if (fil->req_size > 0) |
| 2168 | p = &fil->filters[0].param; |
| 2169 | return emuxki_voice_set_audioparms(sc, voice, p->channels == 2, |
| 2170 | p->precision == 16, p->sample_rate); |
| 2171 | } |
| 2172 | |
| 2173 | static int |
| 2174 | emuxki_set_params(void *addr, int setmode, int usemode, audio_params_t *play, |
| 2175 | audio_params_t *rec, stream_filter_list_t *pfil, stream_filter_list_t *rfil) |
| 2176 | { |
| 2177 | struct emuxki_softc *sc; |
| 2178 | struct audio_params *p; |
| 2179 | struct emuxki_voice *v; |
| 2180 | stream_filter_list_t *fil; |
| 2181 | int mode, error; |
| 2182 | |
| 2183 | sc = addr; |
| 2184 | for (mode = AUMODE_RECORD; mode != -1; |
| 2185 | mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { |
| 2186 | if ((usemode & setmode & mode) == 0) |
| 2187 | continue; |
| 2188 | |
| 2189 | if (mode == AUMODE_PLAY) { |
| 2190 | p = play; |
| 2191 | fil = pfil; |
| 2192 | v = sc->pvoice; |
| 2193 | } else { |
| 2194 | p = rec; |
| 2195 | fil = rfil; |
| 2196 | v = sc->rvoice; |
| 2197 | } |
| 2198 | |
| 2199 | if (v == NULL) { |
| 2200 | continue; |
| 2201 | } |
| 2202 | |
| 2203 | /* No multiple voice support for now */ |
| 2204 | if ((error = emuxki_set_vparms(sc, v, p, fil))) |
| 2205 | return error; |
| 2206 | } |
| 2207 | |
| 2208 | return 0; |
| 2209 | } |
| 2210 | |
| 2211 | static int |
| 2212 | emuxki_halt_output(void *addr) |
| 2213 | { |
| 2214 | struct emuxki_softc *sc; |
| 2215 | |
| 2216 | sc = addr; |
| 2217 | /* No multiple voice support for now */ |
| 2218 | if (sc->pvoice == NULL) |
| 2219 | return ENXIO; |
| 2220 | |
| 2221 | emuxki_voice_halt(sc->pvoice); |
| 2222 | return 0; |
| 2223 | } |
| 2224 | |
| 2225 | static int |
| 2226 | emuxki_halt_input(void *addr) |
| 2227 | { |
| 2228 | struct emuxki_softc *sc; |
| 2229 | |
| 2230 | sc = addr; |
| 2231 | #ifdef EMUXKI_DEBUG |
| 2232 | printf("%s: emuxki_halt_input called\n" , device_xname(sc->sc_dev)); |
| 2233 | #endif |
| 2234 | |
| 2235 | /* No multiple voice support for now */ |
| 2236 | if (sc->rvoice == NULL) |
| 2237 | return ENXIO; |
| 2238 | emuxki_voice_halt(sc->rvoice); |
| 2239 | return 0; |
| 2240 | } |
| 2241 | |
| 2242 | static int |
| 2243 | emuxki_getdev(void *addr, struct audio_device *dev) |
| 2244 | { |
| 2245 | struct emuxki_softc *sc; |
| 2246 | |
| 2247 | sc = addr; |
| 2248 | *dev = sc->sc_audv; |
| 2249 | return 0; |
| 2250 | } |
| 2251 | |
| 2252 | static int |
| 2253 | emuxki_set_port(void *addr, mixer_ctrl_t *mctl) |
| 2254 | { |
| 2255 | struct emuxki_softc *sc; |
| 2256 | |
| 2257 | sc = addr; |
| 2258 | return sc->codecif->vtbl->mixer_set_port(sc->codecif, mctl); |
| 2259 | } |
| 2260 | |
| 2261 | static int |
| 2262 | emuxki_get_port(void *addr, mixer_ctrl_t *mctl) |
| 2263 | { |
| 2264 | struct emuxki_softc *sc; |
| 2265 | |
| 2266 | sc = addr; |
| 2267 | return sc->codecif->vtbl->mixer_get_port(sc->codecif, mctl); |
| 2268 | } |
| 2269 | |
| 2270 | static int |
| 2271 | emuxki_query_devinfo(void *addr, mixer_devinfo_t *minfo) |
| 2272 | { |
| 2273 | struct emuxki_softc *sc; |
| 2274 | |
| 2275 | sc = addr; |
| 2276 | return sc->codecif->vtbl->query_devinfo(sc->codecif, minfo); |
| 2277 | } |
| 2278 | |
| 2279 | static void * |
| 2280 | emuxki_allocm(void *addr, int direction, size_t size) |
| 2281 | { |
| 2282 | if (direction == AUMODE_PLAY) |
| 2283 | return emuxki_pmem_alloc(addr, size); |
| 2284 | else |
| 2285 | return emuxki_rmem_alloc(addr, size); |
| 2286 | } |
| 2287 | |
| 2288 | static void |
| 2289 | emuxki_freem(void *addr, void *ptr, size_t size) |
| 2290 | { |
| 2291 | struct emuxki_softc *sc; |
| 2292 | struct emuxki_mem *mem; |
| 2293 | uint32_t *ptb, silentpage; |
| 2294 | size_t numblocks; |
| 2295 | int i; |
| 2296 | |
| 2297 | sc = addr; |
| 2298 | ptb = KERNADDR(sc->ptb); |
| 2299 | silentpage = DMAADDR(sc->silentpage) << 1; |
| 2300 | LIST_FOREACH(mem, &sc->mem, next) { |
| 2301 | if (KERNADDR(mem->dmamem) != ptr) |
| 2302 | continue; |
| 2303 | |
| 2304 | mutex_spin_enter(&sc->sc_intr_lock); |
| 2305 | if (mem->ptbidx != EMU_RMEM) { |
| 2306 | numblocks = DMASIZE(mem->dmamem) / EMU_PTESIZE; |
| 2307 | if (DMASIZE(mem->dmamem) % EMU_PTESIZE) |
| 2308 | numblocks++; |
| 2309 | for (i = 0; i < numblocks; i++) |
| 2310 | ptb[mem->ptbidx + i] = |
| 2311 | htole32(silentpage | (mem->ptbidx + i)); |
| 2312 | } |
| 2313 | LIST_REMOVE(mem, next); |
| 2314 | mutex_spin_exit(&sc->sc_intr_lock); |
| 2315 | |
| 2316 | emuxki_mem_delete(mem, size); |
| 2317 | break; |
| 2318 | } |
| 2319 | } |
| 2320 | |
| 2321 | /* blocksize should be a divisor of allowable buffersize */ |
| 2322 | /* XXX probably this could be done better */ |
| 2323 | static int |
| 2324 | emuxki_round_blocksize(void *addr, int blksize, |
| 2325 | int mode, const audio_params_t* param) |
| 2326 | { |
| 2327 | #if 0 |
| 2328 | struct emuxki_softc *sc; |
| 2329 | struct audio_softc *au; |
| 2330 | #endif |
| 2331 | int bufsize; |
| 2332 | #if 0 |
| 2333 | sc = addr; |
| 2334 | if (sc == NULL) |
| 2335 | return blksize; |
| 2336 | |
| 2337 | au = device_private(sc->sc_audev); |
| 2338 | if (au == NULL) |
| 2339 | return blksize; |
| 2340 | |
| 2341 | bufsize = emuxki_round_buffersize(sc, AUMODE_RECORD, |
| 2342 | au->sc_rr.bufsize); |
| 2343 | #else |
| 2344 | bufsize = 65536; |
| 2345 | #endif |
| 2346 | |
| 2347 | while (bufsize > blksize) |
| 2348 | bufsize /= 2; |
| 2349 | |
| 2350 | return bufsize; |
| 2351 | } |
| 2352 | |
| 2353 | static size_t |
| 2354 | emuxki_round_buffersize(void *addr, int direction, size_t bsize) |
| 2355 | { |
| 2356 | |
| 2357 | if (direction == AUMODE_PLAY) { |
| 2358 | if (bsize < EMU_PTESIZE) |
| 2359 | bsize = EMU_PTESIZE; |
| 2360 | else if (bsize > (EMU_PTESIZE * EMU_MAXPTE)) |
| 2361 | bsize = EMU_PTESIZE * EMU_MAXPTE; |
| 2362 | /* Would be better if set to max available */ |
| 2363 | else if (bsize % EMU_PTESIZE) |
| 2364 | bsize = bsize - |
| 2365 | (bsize % EMU_PTESIZE) + |
| 2366 | EMU_PTESIZE; |
| 2367 | } else { |
| 2368 | int idx; |
| 2369 | |
| 2370 | /* find nearest lower recbuf size */ |
| 2371 | for(idx = sizeof(emuxki_recbuf_sz) / |
| 2372 | sizeof(emuxki_recbuf_sz[0]); --idx >= 0; ) { |
| 2373 | if (bsize >= emuxki_recbuf_sz[idx]) { |
| 2374 | bsize = emuxki_recbuf_sz[idx]; |
| 2375 | break; |
| 2376 | } |
| 2377 | } |
| 2378 | |
| 2379 | if (bsize == 0) |
| 2380 | bsize = 384; |
| 2381 | } |
| 2382 | |
| 2383 | return bsize; |
| 2384 | } |
| 2385 | |
| 2386 | static paddr_t |
| 2387 | emuxki_mappage(void *addr, void *ptr, off_t off, int prot) |
| 2388 | { |
| 2389 | struct emuxki_softc *sc; |
| 2390 | struct emuxki_mem *mem; |
| 2391 | |
| 2392 | sc = addr; |
| 2393 | |
| 2394 | mutex_exit(&sc->sc_lock); |
| 2395 | LIST_FOREACH(mem, &sc->mem, next) { |
| 2396 | if (KERNADDR(mem->dmamem) == ptr) { |
| 2397 | struct dmamem *dm = mem->dmamem; |
| 2398 | |
| 2399 | return bus_dmamem_mmap(dm->dmat, dm->segs, dm->nsegs, |
| 2400 | off, prot, BUS_DMA_WAITOK); |
| 2401 | } |
| 2402 | } |
| 2403 | mutex_enter(&sc->sc_lock); |
| 2404 | |
| 2405 | return -1; |
| 2406 | } |
| 2407 | |
| 2408 | static int |
| 2409 | emuxki_get_props(void *addr) |
| 2410 | { |
| 2411 | return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | |
| 2412 | AUDIO_PROP_FULLDUPLEX; |
| 2413 | } |
| 2414 | |
| 2415 | static int |
| 2416 | emuxki_trigger_output(void *addr, void *start, void *end, int blksize, |
| 2417 | void (*inth) (void *), void *inthparam, const audio_params_t *params) |
| 2418 | { |
| 2419 | struct emuxki_softc *sc; |
| 2420 | /* No multiple voice support for now */ |
| 2421 | struct emuxki_voice *voice; |
| 2422 | int error; |
| 2423 | |
| 2424 | sc = addr; |
| 2425 | voice = sc->pvoice; |
| 2426 | if (voice == NULL) |
| 2427 | return ENXIO; |
| 2428 | if ((error = emuxki_voice_set_audioparms(sc, voice, params->channels == 2, |
| 2429 | params->precision == 16, params->sample_rate))) |
| 2430 | return error; |
| 2431 | if ((error = emuxki_voice_set_bufparms(voice, start, |
| 2432 | (char *)end - (char *)start, blksize))) |
| 2433 | return error; |
| 2434 | emuxki_voice_commit_parms(voice); |
| 2435 | emuxki_voice_start(voice, inth, inthparam); |
| 2436 | |
| 2437 | return 0; |
| 2438 | } |
| 2439 | |
| 2440 | static int |
| 2441 | emuxki_trigger_input(void *addr, void *start, void *end, int blksize, |
| 2442 | void (*inth) (void *), void *inthparam, const audio_params_t *params) |
| 2443 | { |
| 2444 | struct emuxki_softc *sc; |
| 2445 | /* No multiple voice support for now */ |
| 2446 | struct emuxki_voice *voice; |
| 2447 | int error; |
| 2448 | |
| 2449 | sc = addr; |
| 2450 | voice = sc->rvoice; |
| 2451 | if (voice == NULL) |
| 2452 | return ENXIO; |
| 2453 | if ((error = emuxki_voice_set_audioparms(sc, voice, |
| 2454 | params->channels == 2, params->precision == 16, |
| 2455 | params->sample_rate))) |
| 2456 | return error; |
| 2457 | if ((error = emuxki_voice_set_bufparms(voice, start, |
| 2458 | (char *)end - (char *)start, blksize))) |
| 2459 | return error; |
| 2460 | emuxki_voice_start(voice, inth, inthparam); |
| 2461 | |
| 2462 | return 0; |
| 2463 | } |
| 2464 | |
| 2465 | /* |
| 2466 | * AC97 callbacks |
| 2467 | */ |
| 2468 | |
| 2469 | static int |
| 2470 | emuxki_ac97_attach(void *arg, struct ac97_codec_if *codecif) |
| 2471 | { |
| 2472 | struct emuxki_softc *sc; |
| 2473 | |
| 2474 | sc = arg; |
| 2475 | sc->codecif = codecif; |
| 2476 | return 0; |
| 2477 | } |
| 2478 | |
| 2479 | static int |
| 2480 | emuxki_ac97_read(void *arg, uint8_t reg, uint16_t *val) |
| 2481 | { |
| 2482 | struct emuxki_softc *sc; |
| 2483 | |
| 2484 | sc = arg; |
| 2485 | mutex_spin_enter(&sc->sc_ac97_index_lock); |
| 2486 | bus_space_write_1(sc->sc_iot, sc->sc_ioh, EMU_AC97ADDR, reg); |
| 2487 | *val = bus_space_read_2(sc->sc_iot, sc->sc_ioh, EMU_AC97DATA); |
| 2488 | mutex_spin_exit(&sc->sc_ac97_index_lock); |
| 2489 | |
| 2490 | return 0; |
| 2491 | } |
| 2492 | |
| 2493 | static int |
| 2494 | emuxki_ac97_write(void *arg, uint8_t reg, uint16_t val) |
| 2495 | { |
| 2496 | struct emuxki_softc *sc; |
| 2497 | |
| 2498 | sc = arg; |
| 2499 | mutex_spin_enter(&sc->sc_ac97_index_lock); |
| 2500 | bus_space_write_1(sc->sc_iot, sc->sc_ioh, EMU_AC97ADDR, reg); |
| 2501 | bus_space_write_2(sc->sc_iot, sc->sc_ioh, EMU_AC97DATA, val); |
| 2502 | mutex_spin_exit(&sc->sc_ac97_index_lock); |
| 2503 | |
| 2504 | return 0; |
| 2505 | } |
| 2506 | |
| 2507 | static int |
| 2508 | emuxki_ac97_reset(void *arg) |
| 2509 | { |
| 2510 | |
| 2511 | return 0; |
| 2512 | } |
| 2513 | |
| 2514 | enum ac97_host_flags |
| 2515 | emuxki_ac97_flags(void *arg) |
| 2516 | { |
| 2517 | |
| 2518 | return AC97_HOST_SWAPPED_CHANNELS; |
| 2519 | } |
| 2520 | |
| 2521 | static void |
| 2522 | emuxki_get_locks(void *arg, kmutex_t **intr, kmutex_t **proc) |
| 2523 | { |
| 2524 | struct emuxki_softc *sc; |
| 2525 | |
| 2526 | sc = arg; |
| 2527 | *intr = &sc->sc_intr_lock; |
| 2528 | *proc = &sc->sc_lock; |
| 2529 | } |
| 2530 | |