1 /* $OpenBSD: yds.c,v 1.6 2001/08/26 03:32:22 jason Exp $ */ 2 /* $NetBSD: yds.c,v 1.5 2001/05/21 23:55:04 minoura Exp $ */ 3 4 /* 5 * Copyright (c) 2000, 2001 Kazuki Sakamoto and Minoura Makoto. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 /* 30 * Yamaha YMF724[B-F]/740[B-C]/744/754 31 * 32 * Documentation links: 33 * - ftp://ftp.alsa-project.org/pub/manuals/yamaha/ 34 * - ftp://ftp.alsa-project.org/pub/manuals/yamaha/pci/ 35 * 36 * TODO: 37 * - FM synth volume (difficult: mixed before ac97) 38 * - Digital in/out (SPDIF) support 39 * - Effect?? 40 */ 41 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/kernel.h> 45 #include <sys/malloc.h> 46 #include <sys/device.h> 47 #include <sys/proc.h> 48 #include <sys/queue.h> 49 #include <sys/fcntl.h> 50 51 #include <dev/pci/pcidevs.h> 52 #include <dev/pci/pcireg.h> 53 #include <dev/pci/pcivar.h> 54 55 #include <sys/audioio.h> 56 #include <dev/audio_if.h> 57 #include <dev/midi_if.h> 58 #include <dev/mulaw.h> 59 #include <dev/auconv.h> 60 #include <dev/ic/ac97.h> 61 #include <dev/ic/mpuvar.h> 62 63 #include <machine/bus.h> 64 #include <machine/intr.h> 65 66 #include <dev/microcode/yds/yds_hwmcode.h> 67 68 #include <dev/pci/ydsreg.h> 69 #include <dev/pci/ydsvar.h> 70 71 /* Debug */ 72 #undef YDS_USE_REC_SLOT 73 #define YDS_USE_P44 74 75 #ifdef AUDIO_DEBUG 76 # define DPRINTF(x) if (ydsdebug) printf x 77 # define DPRINTFN(n,x) if (ydsdebug>(n)) printf x 78 int ydsdebug = 0; 79 #else 80 # define DPRINTF(x) 81 # define DPRINTFN(n,x) 82 #endif 83 #ifdef YDS_USE_REC_SLOT 84 # define YDS_INPUT_SLOT 0 /* REC slot = ADC + loopbacks */ 85 #else 86 # define YDS_INPUT_SLOT 1 /* ADC slot */ 87 #endif 88 89 int yds_match __P((struct device *, void *, void *)); 90 void yds_attach __P((struct device *, struct device *, void *)); 91 int yds_intr __P((void *)); 92 93 #ifdef __HAS_NEW_BUS_DMAMAP_SYNC 94 #define yds_bus_dmamap_sync(t, m, o, l, f) \ 95 bus_dmamap_sync((t), (m), (o), (l), (f)) 96 #else 97 #define yds_bus_dmamap_sync(t, m, o, l, f) \ 98 bus_dmamap_sync((t), (m), (f)) 99 #endif 100 101 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr) 102 #define KERNADDR(p) ((void *)((p)->addr)) 103 104 int yds_allocmem __P((struct yds_softc *, size_t, size_t, struct yds_dma *)); 105 int yds_freemem __P((struct yds_softc *, struct yds_dma *)); 106 107 #ifndef AUDIO_DEBUG 108 #define YWRITE1(sc, r, x) bus_space_write_1((sc)->memt, (sc)->memh, (r), (x)) 109 #define YWRITE2(sc, r, x) bus_space_write_2((sc)->memt, (sc)->memh, (r), (x)) 110 #define YWRITE4(sc, r, x) bus_space_write_4((sc)->memt, (sc)->memh, (r), (x)) 111 #define YREAD1(sc, r) bus_space_read_1((sc)->memt, (sc)->memh, (r)) 112 #define YREAD2(sc, r) bus_space_read_2((sc)->memt, (sc)->memh, (r)) 113 #define YREAD4(sc, r) bus_space_read_4((sc)->memt, (sc)->memh, (r)) 114 #else 115 116 u_int16_t YREAD2(struct yds_softc *sc,bus_size_t r); 117 u_int32_t YREAD4(struct yds_softc *sc,bus_size_t r); 118 void YWRITE1(struct yds_softc *sc,bus_size_t r,u_int8_t x); 119 void YWRITE2(struct yds_softc *sc,bus_size_t r,u_int16_t x); 120 void YWRITE4(struct yds_softc *sc,bus_size_t r,u_int32_t x); 121 122 u_int16_t YREAD2(struct yds_softc *sc,bus_size_t r) 123 { 124 DPRINTFN(5, (" YREAD2(0x%lX)\n",(unsigned long)r)); 125 return bus_space_read_2(sc->memt,sc->memh,r); 126 } 127 u_int32_t YREAD4(struct yds_softc *sc,bus_size_t r) 128 { 129 DPRINTFN(5, (" YREAD4(0x%lX)\n",(unsigned long)r)); 130 return bus_space_read_4(sc->memt,sc->memh,r); 131 } 132 void YWRITE1(struct yds_softc *sc,bus_size_t r,u_int8_t x) 133 { 134 DPRINTFN(5, (" YWRITE1(0x%lX,0x%lX)\n",(unsigned long)r,(unsigned long)x)); 135 bus_space_write_1(sc->memt,sc->memh,r,x); 136 } 137 void YWRITE2(struct yds_softc *sc,bus_size_t r,u_int16_t x) 138 { 139 DPRINTFN(5, (" YWRITE2(0x%lX,0x%lX)\n",(unsigned long)r,(unsigned long)x)); 140 bus_space_write_2(sc->memt,sc->memh,r,x); 141 } 142 void YWRITE4(struct yds_softc *sc,bus_size_t r,u_int32_t x) 143 { 144 DPRINTFN(5, (" YWRITE4(0x%lX,0x%lX)\n",(unsigned long)r,(unsigned long)x)); 145 bus_space_write_4(sc->memt,sc->memh,r,x); 146 } 147 #endif 148 149 #define YWRITEREGION4(sc, r, x, c) \ 150 bus_space_write_region_4((sc)->memt, (sc)->memh, (r), (x), (c) / 4) 151 152 struct cfdriver yds_cd = { 153 NULL, "yds", DV_DULL 154 }; 155 156 struct cfattach yds_ca = { 157 sizeof(struct yds_softc), yds_match, yds_attach 158 }; 159 160 int yds_open __P((void *, int)); 161 void yds_close __P((void *)); 162 int yds_query_encoding __P((void *, struct audio_encoding *)); 163 int yds_set_params __P((void *, int, int, struct audio_params *, struct audio_params *)); 164 int yds_round_blocksize __P((void *, int)); 165 int yds_trigger_output __P((void *, void *, void *, int, void (*)(void *), 166 void *, struct audio_params *)); 167 int yds_trigger_input __P((void *, void *, void *, int, void (*)(void *), 168 void *, struct audio_params *)); 169 int yds_halt_output __P((void *)); 170 int yds_halt_input __P((void *)); 171 int yds_getdev __P((void *, struct audio_device *)); 172 int yds_mixer_set_port __P((void *, mixer_ctrl_t *)); 173 int yds_mixer_get_port __P((void *, mixer_ctrl_t *)); 174 void *yds_malloc __P((void *, u_long, int, int)); 175 void yds_free __P((void *, void *, int)); 176 u_long yds_round_buffersize __P((void *, u_long)); 177 int yds_mappage __P((void *, void *, int, int)); 178 int yds_get_props __P((void *)); 179 int yds_query_devinfo __P((void *addr, mixer_devinfo_t *dip)); 180 181 int yds_attach_codec __P((void *sc, struct ac97_codec_if *)); 182 int yds_read_codec __P((void *sc, u_int8_t a, u_int16_t *d)); 183 int yds_write_codec __P((void *sc, u_int8_t a, u_int16_t d)); 184 void yds_reset_codec __P((void *sc)); 185 int yds_get_portnum_by_name __P((struct yds_softc *, char *, char *, 186 char *)); 187 188 static u_int yds_get_dstype __P((int)); 189 static int yds_download_mcode __P((struct yds_softc *)); 190 static int yds_allocate_slots __P((struct yds_softc *)); 191 static void yds_configure_legacy __P((struct device *arg)); 192 static void yds_enable_dsp __P((struct yds_softc *)); 193 static int yds_disable_dsp __P((struct yds_softc *)); 194 static int yds_ready_codec __P((struct yds_codec_softc *)); 195 static int yds_halt __P((struct yds_softc *)); 196 static u_int32_t yds_get_lpfq __P((u_int)); 197 static u_int32_t yds_get_lpfk __P((u_int)); 198 static struct yds_dma *yds_find_dma __P((struct yds_softc *, void *)); 199 200 #ifdef AUDIO_DEBUG 201 static void yds_dump_play_slot __P((struct yds_softc *, int)); 202 #define YDS_DUMP_PLAY_SLOT(n,sc,bank) \ 203 if (ydsdebug > (n)) yds_dump_play_slot(sc, bank) 204 #else 205 #define YDS_DUMP_PLAY_SLOT(n,sc,bank) 206 #endif /* AUDIO_DEBUG */ 207 208 static struct audio_hw_if yds_hw_if = { 209 yds_open, 210 yds_close, 211 NULL, 212 yds_query_encoding, 213 yds_set_params, 214 yds_round_blocksize, 215 NULL, 216 NULL, 217 NULL, 218 NULL, 219 NULL, 220 yds_halt_output, 221 yds_halt_input, 222 NULL, 223 yds_getdev, 224 NULL, 225 yds_mixer_set_port, 226 yds_mixer_get_port, 227 yds_query_devinfo, 228 yds_malloc, 229 yds_free, 230 yds_round_buffersize, 231 yds_mappage, 232 yds_get_props, 233 yds_trigger_output, 234 yds_trigger_input, 235 }; 236 237 struct audio_device yds_device = { 238 "Yamaha DS-1", 239 "", 240 "yds" 241 }; 242 243 const static struct { 244 u_int id; 245 u_int flags; 246 #define YDS_CAP_MCODE_1 0x0001 247 #define YDS_CAP_MCODE_1E 0x0002 248 #define YDS_CAP_LEGACY_SELECTABLE 0x0004 249 #define YDS_CAP_LEGACY_FLEXIBLE 0x0008 250 #define YDS_CAP_HAS_P44 0x0010 251 } yds_chip_capability_list[] = { 252 { PCI_PRODUCT_YAMAHA_YMF724, 253 YDS_CAP_MCODE_1|YDS_CAP_LEGACY_SELECTABLE }, 254 /* 740[C] has only 32 slots. But anyway we use only 2 */ 255 { PCI_PRODUCT_YAMAHA_YMF740, 256 YDS_CAP_MCODE_1|YDS_CAP_LEGACY_SELECTABLE }, /* XXX NOT TESTED */ 257 { PCI_PRODUCT_YAMAHA_YMF740C, 258 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_SELECTABLE }, 259 { PCI_PRODUCT_YAMAHA_YMF724F, 260 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_SELECTABLE }, 261 { PCI_PRODUCT_YAMAHA_YMF744, 262 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_FLEXIBLE }, 263 { PCI_PRODUCT_YAMAHA_YMF754, 264 YDS_CAP_MCODE_1E|YDS_CAP_LEGACY_FLEXIBLE|YDS_CAP_HAS_P44 }, 265 /* How about 734/737/738?? */ 266 { 0, 0 } 267 }; 268 #ifdef AUDIO_DEBUG 269 #define YDS_CAP_BITS "\020\005P44\004LEGFLEX\003LEGSEL\002MCODE1E\001MCODE1" 270 #endif 271 272 #ifdef AUDIO_DEBUG 273 static void 274 yds_dump_play_slot(sc, bank) 275 struct yds_softc *sc; 276 int bank; 277 { 278 int i, j; 279 u_int32_t *p; 280 u_int32_t num; 281 struct yds_dma *dma; 282 283 for (i = 0; i < N_PLAY_SLOTS; i++) { 284 printf("pbankp[%d] = %p,", i*2, sc->pbankp[i*2]); 285 printf("pbankp[%d] = %p\n", i*2+1, sc->pbankp[i*2+1]); 286 } 287 288 p = (u_int32_t*)sc->ptbl; 289 for (i = 0; i < N_PLAY_SLOTS+1; i++) { 290 printf("ptbl + %d:0x%x\n", i, *p); 291 p++; 292 } 293 294 num = *(u_int32_t*)sc->ptbl; 295 printf("num = %d\n", num); 296 297 for (i = 0; i < num; i++) { 298 299 p = (u_int32_t *)sc->pbankp[i]; 300 301 dma = yds_find_dma(sc,(void*)p); 302 303 printf(" pbankp[%d] : %p(%p)\n", 304 i, p, (void*)vtophys((vaddr_t)p)); 305 for (j = 0; j < sizeof(struct play_slot_ctrl_bank) / 306 sizeof(u_int32_t); j++) { 307 printf(" 0x%02x: 0x%08x\n", 308 (unsigned) (j * sizeof(u_int32_t)), 309 (unsigned) *p++); 310 } 311 /* 312 p = (u_int32_t *)sc->pbankp[i*2 + 1]; 313 printf(" pbankp[%d] : %p\n", i*2 + 1, p); 314 for (j = 0; j < sizeof(struct play_slot_ctrl_bank) / 315 sizeof(u_int32_t); j++) { 316 printf(" 0x%02x: 0x%08x\n", 317 j * sizeof(u_int32_t), *p++); 318 delay(1); 319 } 320 */ 321 } 322 } 323 #endif /* AUDIO_DEBUG */ 324 325 static u_int 326 yds_get_dstype(id) 327 int id; 328 { 329 int i; 330 331 for (i = 0; yds_chip_capability_list[i].id; i++) { 332 if (PCI_PRODUCT(id) == yds_chip_capability_list[i].id) 333 return yds_chip_capability_list[i].flags; 334 } 335 336 return -1; 337 } 338 339 static int 340 yds_download_mcode(sc) 341 struct yds_softc *sc; 342 { 343 u_int ctrl; 344 const u_int32_t *p; 345 size_t size; 346 int dstype; 347 348 static struct { 349 const u_int32_t *mcode; 350 size_t size; 351 } ctrls[] = { 352 {yds_ds1_ctrl_mcode, sizeof(yds_ds1_ctrl_mcode)}, 353 {yds_ds1e_ctrl_mcode, sizeof(yds_ds1e_ctrl_mcode)}, 354 }; 355 356 if (sc->sc_flags & YDS_CAP_MCODE_1) 357 dstype = YDS_DS_1; 358 else if (sc->sc_flags & YDS_CAP_MCODE_1E) 359 dstype = YDS_DS_1E; 360 else 361 return 1; /* unknown */ 362 363 if (yds_disable_dsp(sc)) 364 return 1; 365 366 /* Software reset */ 367 YWRITE4(sc, YDS_MODE, YDS_MODE_RESET); 368 YWRITE4(sc, YDS_MODE, 0); 369 370 YWRITE4(sc, YDS_MAPOF_REC, 0); 371 YWRITE4(sc, YDS_MAPOF_EFFECT, 0); 372 YWRITE4(sc, YDS_PLAY_CTRLBASE, 0); 373 YWRITE4(sc, YDS_REC_CTRLBASE, 0); 374 YWRITE4(sc, YDS_EFFECT_CTRLBASE, 0); 375 YWRITE4(sc, YDS_WORK_BASE, 0); 376 377 ctrl = YREAD2(sc, YDS_GLOBAL_CONTROL); 378 YWRITE2(sc, YDS_GLOBAL_CONTROL, 379 ctrl & ~0x0007); 380 381 /* Download DSP microcode. */ 382 p = yds_dsp_mcode; 383 size = sizeof(yds_dsp_mcode); 384 YWRITEREGION4(sc, YDS_DSP_INSTRAM, p, size); 385 386 /* Download CONTROL microcode. */ 387 p = ctrls[dstype].mcode; 388 size = ctrls[dstype].size; 389 YWRITEREGION4(sc, YDS_CTRL_INSTRAM, p, size); 390 391 yds_enable_dsp(sc); 392 delay(10*1000); /* nessesary on my 724F (??) */ 393 394 return 0; 395 } 396 397 static int 398 yds_allocate_slots(sc) 399 struct yds_softc *sc; 400 { 401 size_t pcs, rcs, ecs, ws, memsize; 402 void *mp; 403 u_int32_t da; /* DMA address */ 404 char *va; /* KVA */ 405 off_t cb; 406 int i; 407 struct yds_dma *p; 408 409 /* Alloc DSP Control Data */ 410 pcs = YREAD4(sc, YDS_PLAY_CTRLSIZE) * sizeof(u_int32_t); 411 rcs = YREAD4(sc, YDS_REC_CTRLSIZE) * sizeof(u_int32_t); 412 ecs = YREAD4(sc, YDS_EFFECT_CTRLSIZE) * sizeof(u_int32_t); 413 ws = WORK_SIZE; 414 YWRITE4(sc, YDS_WORK_SIZE, ws / sizeof(u_int32_t)); 415 416 DPRINTF(("play control size : %d\n", (unsigned int)pcs)); 417 DPRINTF(("rec control size : %d\n", (unsigned int)rcs)); 418 DPRINTF(("eff control size : %d\n", (unsigned int)ecs)); 419 DPRINTF(("work size : %d\n", (unsigned int)ws)); 420 #ifdef DIAGNOSTIC 421 if (pcs != sizeof(struct play_slot_ctrl_bank)) { 422 printf("%s: invalid play slot ctrldata %d != %d\n", 423 sc->sc_dev.dv_xname, (unsigned int)pcs, 424 (unsigned int)sizeof(struct play_slot_ctrl_bank)); 425 } 426 if (rcs != sizeof(struct rec_slot_ctrl_bank)) { 427 printf("%s: invalid rec slot ctrldata %d != %d\n", 428 sc->sc_dev.dv_xname, (unsigned int)rcs, 429 (unsigned int)sizeof(struct rec_slot_ctrl_bank)); 430 } 431 #endif 432 433 memsize = N_PLAY_SLOTS*N_PLAY_SLOT_CTRL_BANK*pcs + 434 N_REC_SLOT_CTRL*N_REC_SLOT_CTRL_BANK*rcs + ws; 435 memsize += (N_PLAY_SLOTS+1)*sizeof(u_int32_t); 436 437 p = &sc->sc_ctrldata; 438 i = yds_allocmem(sc, memsize, 16, p); 439 if (i) { 440 printf("%s: couldn't alloc/map DSP DMA buffer, reason %d\n", 441 sc->sc_dev.dv_xname, i); 442 free(p, M_DEVBUF); 443 return 1; 444 } 445 mp = KERNADDR(p); 446 da = DMAADDR(p); 447 448 DPRINTF(("mp:%p, DMA addr:%p\n", 449 mp, (void*) sc->sc_ctrldata.map->dm_segs[0].ds_addr)); 450 451 bzero(mp, memsize); 452 453 /* Work space */ 454 cb = 0; 455 va = (u_int8_t*)mp; 456 YWRITE4(sc, YDS_WORK_BASE, da + cb); 457 cb += ws; 458 459 /* Play control data table */ 460 sc->ptbl = (u_int32_t *)(va + cb); 461 sc->ptbloff = cb; 462 YWRITE4(sc, YDS_PLAY_CTRLBASE, da + cb); 463 cb += (N_PLAY_SLOT_CTRL + 1) * sizeof(u_int32_t); 464 465 /* Record slot control data */ 466 sc->rbank = (struct rec_slot_ctrl_bank *)(va + cb); 467 YWRITE4(sc, YDS_REC_CTRLBASE, da + cb); 468 sc->rbankoff = cb; 469 cb += N_REC_SLOT_CTRL * N_REC_SLOT_CTRL_BANK * rcs; 470 471 #if 0 472 /* Effect slot control data -- unused */ 473 YWRITE4(sc, YDS_EFFECT_CTRLBASE, da + cb); 474 cb += N_EFFECT_SLOT_CTRL * N_EFFECT_SLOT_CTRL_BANK * ecs; 475 #endif 476 477 /* Play slot control data */ 478 sc->pbankoff = da + cb; 479 for (i=0; i<N_PLAY_SLOT_CTRL; i++) { 480 sc->pbankp[i*2] = (struct play_slot_ctrl_bank *)(va + cb); 481 *(sc->ptbl + i+1) = da + cb; 482 cb += pcs; 483 484 sc->pbankp[i*2+1] = (struct play_slot_ctrl_bank *)(va + cb); 485 cb += pcs; 486 } 487 /* Sync play control data table */ 488 yds_bus_dmamap_sync(sc->sc_dmatag, p->map, sc->ptbloff, 489 (N_PLAY_SLOT_CTRL+1) * sizeof(u_int32_t), 490 BUS_DMASYNC_PREWRITE); 491 492 return 0; 493 } 494 495 static void 496 yds_enable_dsp(sc) 497 struct yds_softc *sc; 498 { 499 YWRITE4(sc, YDS_CONFIG, YDS_DSP_SETUP); 500 } 501 502 static int 503 yds_disable_dsp(sc) 504 struct yds_softc *sc; 505 { 506 int to; 507 u_int32_t data; 508 509 data = YREAD4(sc, YDS_CONFIG); 510 if (data) 511 YWRITE4(sc, YDS_CONFIG, YDS_DSP_DISABLE); 512 513 for (to = 0; to < YDS_WORK_TIMEOUT; to++) { 514 if ((YREAD4(sc, YDS_STATUS) & YDS_STAT_WORK) == 0) 515 return 0; 516 delay(1); 517 } 518 519 return 1; 520 } 521 522 int 523 yds_match(parent, match, aux) 524 struct device *parent; 525 void *match; 526 void *aux; 527 { 528 struct pci_attach_args *pa = (struct pci_attach_args *) aux; 529 530 switch (PCI_VENDOR(pa->pa_id)) { 531 case PCI_VENDOR_YAMAHA: 532 switch (PCI_PRODUCT(pa->pa_id)) { 533 case PCI_PRODUCT_YAMAHA_YMF724: 534 case PCI_PRODUCT_YAMAHA_YMF740: 535 case PCI_PRODUCT_YAMAHA_YMF740C: 536 case PCI_PRODUCT_YAMAHA_YMF724F: 537 case PCI_PRODUCT_YAMAHA_YMF744: 538 case PCI_PRODUCT_YAMAHA_YMF754: 539 /* 734, 737, 738?? */ 540 return (1); 541 } 542 break; 543 } 544 545 return (0); 546 } 547 548 /* 549 * This routine is called after all the ISA devices are configured, 550 * to avoid conflict. 551 */ 552 static void 553 yds_configure_legacy (arg) 554 struct device *arg; 555 #define FLEXIBLE (sc->sc_flags & YDS_CAP_LEGACY_FLEXIBLE) 556 #define SELECTABLE (sc->sc_flags & YDS_CAP_LEGACY_SELECTABLE) 557 { 558 struct yds_softc *sc = (struct yds_softc*) arg; 559 pcireg_t reg; 560 struct device *dev; 561 int i; 562 bus_addr_t opl_addrs[] = {0x388, 0x398, 0x3A0, 0x3A8}; 563 bus_addr_t mpu_addrs[] = {0x330, 0x300, 0x332, 0x334}; 564 565 if (!FLEXIBLE && !SELECTABLE) 566 return; 567 568 reg = pci_conf_read(sc->sc_pc, sc->sc_pcitag, YDS_PCI_LEGACY); 569 reg &= ~0x8133c03f; /* these bits are out of interest */ 570 reg |= ((YDS_PCI_EX_LEGACY_IMOD) | 571 (YDS_PCI_LEGACY_FMEN | 572 YDS_PCI_LEGACY_MEN /*| YDS_PCI_LEGACY_MIEN*/)); 573 if (FLEXIBLE) { 574 pci_conf_write(sc->sc_pc, sc->sc_pcitag, YDS_PCI_LEGACY, reg); 575 delay(100*1000); 576 } 577 578 /* Look for OPL */ 579 dev = 0; 580 for (i = 0; i < sizeof(opl_addrs) / sizeof (bus_addr_t); i++) { 581 if (SELECTABLE) { 582 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 583 YDS_PCI_LEGACY, reg | (i << (0+16))); 584 delay(100*1000); /* wait 100ms */ 585 } else 586 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 587 YDS_PCI_FM_BA, opl_addrs[i]); 588 if (bus_space_map(sc->sc_opl_iot, 589 opl_addrs[i], 4, 0, &sc->sc_opl_ioh) == 0) { 590 struct audio_attach_args aa; 591 592 aa.type = AUDIODEV_TYPE_OPL; 593 aa.hwif = aa.hdl = NULL; 594 dev = config_found(&sc->sc_dev, &aa, audioprint); 595 if (dev == 0) 596 bus_space_unmap(sc->sc_opl_iot, 597 sc->sc_opl_ioh, 4); 598 else { 599 if (SELECTABLE) 600 reg |= (i << (0+16)); 601 break; 602 } 603 } 604 } 605 if (dev == 0) { 606 reg &= ~YDS_PCI_LEGACY_FMEN; 607 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 608 YDS_PCI_LEGACY, reg); 609 } else { 610 /* Max. volume */ 611 YWRITE4(sc, YDS_LEGACY_OUT_VOLUME, 0x3fff3fff); 612 YWRITE4(sc, YDS_LEGACY_REC_VOLUME, 0x3fff3fff); 613 } 614 615 /* Look for MPU */ 616 dev = 0; 617 for (i = 0; i < sizeof(mpu_addrs) / sizeof (bus_addr_t); i++) { 618 if (SELECTABLE) 619 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 620 YDS_PCI_LEGACY, reg | (i << (4+16))); 621 else 622 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 623 YDS_PCI_MPU_BA, mpu_addrs[i]); 624 if (bus_space_map(sc->sc_mpu_iot, 625 mpu_addrs[i], 2, 0, &sc->sc_mpu_ioh) == 0) { 626 struct audio_attach_args aa; 627 628 aa.type = AUDIODEV_TYPE_MPU; 629 aa.hwif = aa.hdl = NULL; 630 dev = config_found(&sc->sc_dev, &aa, audioprint); 631 if (dev == 0) 632 bus_space_unmap(sc->sc_mpu_iot, 633 sc->sc_mpu_ioh, 2); 634 else { 635 if (SELECTABLE) 636 reg |= (i << (4+16)); 637 break; 638 } 639 } 640 } 641 if (dev == 0) { 642 reg &= ~(YDS_PCI_LEGACY_MEN | YDS_PCI_LEGACY_MIEN); 643 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 644 YDS_PCI_LEGACY, reg); 645 } 646 sc->sc_mpu = dev; 647 } 648 #undef FLEXIBLE 649 #undef SELECTABLE 650 651 void 652 yds_attach(parent, self, aux) 653 struct device *parent; 654 struct device *self; 655 void *aux; 656 { 657 struct yds_softc *sc = (struct yds_softc *)self; 658 struct pci_attach_args *pa = (struct pci_attach_args *)aux; 659 pci_chipset_tag_t pc = pa->pa_pc; 660 char const *intrstr; 661 pci_intr_handle_t ih; 662 pcireg_t reg; 663 struct yds_codec_softc *codec; 664 mixer_ctrl_t ctl; 665 int i, r, to; 666 int ac97_id2; 667 668 /* Map register to memory */ 669 if (pci_mapreg_map(pa, YDS_PCI_MBA, PCI_MAPREG_TYPE_MEM, 0, 670 &sc->memt, &sc->memh, NULL, NULL, 0)) { 671 printf("%s: can't map memory space\n", sc->sc_dev.dv_xname); 672 return; 673 } 674 675 /* Map and establish the interrupt. */ 676 if (pci_intr_map(pa, &ih)) { 677 printf("%s: couldn't map interrupt\n", sc->sc_dev.dv_xname); 678 return; 679 } 680 intrstr = pci_intr_string(pc, ih); 681 sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, yds_intr, sc, 682 self->dv_xname); 683 if (sc->sc_ih == NULL) { 684 printf("%s: couldn't establish interrupt", 685 sc->sc_dev.dv_xname); 686 if (intrstr != NULL) 687 printf(" at %s", intrstr); 688 printf("\n"); 689 return; 690 } 691 printf(": %s\n", intrstr); 692 693 sc->sc_dmatag = pa->pa_dmat; 694 sc->sc_pc = pc; 695 sc->sc_pcitag = pa->pa_tag; 696 sc->sc_id = pa->pa_id; 697 sc->sc_flags = yds_get_dstype(sc->sc_id); 698 #ifdef AUDIO_DEBUG 699 if (ydsdebug) { 700 char bits[80]; 701 702 printf("%s: chip has %s\n", sc->sc_dev.dv_xname, 703 bitmask_snprintf(sc->sc_flags, YDS_CAP_BITS, bits, 704 sizeof(bits))); 705 } 706 #endif 707 708 /* Disable legacy mode */ 709 reg = pci_conf_read(pc, pa->pa_tag, YDS_PCI_LEGACY); 710 pci_conf_write(pc, pa->pa_tag, YDS_PCI_LEGACY, 711 reg & YDS_PCI_LEGACY_LAD); 712 713 /* Enable the device. */ 714 reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 715 reg |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE | 716 PCI_COMMAND_MASTER_ENABLE); 717 pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg); 718 reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG); 719 720 /* Mute all volumes */ 721 for (i = 0x80; i < 0xc0; i += 2) 722 YWRITE2(sc, i, 0); 723 724 /* Download microcode */ 725 if (yds_download_mcode(sc)) { 726 printf("%s: download microcode failed\n", sc->sc_dev.dv_xname); 727 return; 728 } 729 /* Allocate DMA buffers */ 730 if (yds_allocate_slots(sc)) { 731 printf("%s: could not allocate slots\n", sc->sc_dev.dv_xname); 732 return; 733 } 734 735 /* Warm reset */ 736 reg = pci_conf_read(pc, pa->pa_tag, YDS_PCI_DSCTRL); 737 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, reg | YDS_DSCTRL_WRST); 738 delay(50000); 739 740 /* 741 * Detect primary/secondary AC97 742 * YMF754 Hardware Specification Rev 1.01 page 24 743 */ 744 reg = pci_conf_read(pc, pa->pa_tag, YDS_PCI_DSCTRL); 745 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, 746 reg & ~YDS_DSCTRL_CRST); 747 delay(400000); /* Needed for 740C. */ 748 749 /* Primary */ 750 for (to = 0; to < AC97_TIMEOUT; to++) { 751 if ((YREAD2(sc, AC97_STAT_ADDR1) & AC97_BUSY) == 0) 752 break; 753 delay(1); 754 } 755 if (to == AC97_TIMEOUT) { 756 printf("%s: no AC97 avaliable\n", sc->sc_dev.dv_xname); 757 return; 758 } 759 760 /* Secondary */ 761 /* Secondary AC97 is used for 4ch audio. Currently unused. */ 762 ac97_id2 = -1; 763 if ((YREAD2(sc, YDS_ACTIVITY) & YDS_ACTIVITY_DOCKA) == 0) 764 goto detected; 765 #if 0 /* reset secondary... */ 766 YWRITE2(sc, YDS_GPIO_OCTRL, 767 YREAD2(sc, YDS_GPIO_OCTRL) & ~YDS_GPIO_GPO2); 768 YWRITE2(sc, YDS_GPIO_FUNCE, 769 (YREAD2(sc, YDS_GPIO_FUNCE)&(~YDS_GPIO_GPC2))|YDS_GPIO_GPE2); 770 #endif 771 for (to = 0; to < AC97_TIMEOUT; to++) { 772 if ((YREAD2(sc, AC97_STAT_ADDR2) & AC97_BUSY) == 0) 773 break; 774 delay(1); 775 } 776 if (to < AC97_TIMEOUT) { 777 /* detect id */ 778 for (ac97_id2 = 1; ac97_id2 < 4; ac97_id2++) { 779 YWRITE2(sc, AC97_CMD_ADDR, 780 AC97_CMD_READ | AC97_ID(ac97_id2) | 0x28); 781 782 for (to = 0; to < AC97_TIMEOUT; to++) { 783 if ((YREAD2(sc, AC97_STAT_ADDR2) & AC97_BUSY) 784 == 0) 785 goto detected; 786 delay(1); 787 } 788 } 789 if (ac97_id2 == 4) 790 ac97_id2 = -1; 791 detected: 792 ; 793 } 794 795 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, 796 reg | YDS_DSCTRL_CRST); 797 delay (20); 798 pci_conf_write(pc, pa->pa_tag, YDS_PCI_DSCTRL, 799 reg & ~YDS_DSCTRL_CRST); 800 delay (400000); 801 for (to = 0; to < AC97_TIMEOUT; to++) { 802 if ((YREAD2(sc, AC97_STAT_ADDR1) & AC97_BUSY) == 0) 803 break; 804 delay(1); 805 } 806 807 /* 808 * Attach ac97 codec 809 */ 810 for (i = 0; i < 2; i++) { 811 static struct { 812 int data; 813 int addr; 814 } statregs[] = { 815 {AC97_STAT_DATA1, AC97_STAT_ADDR1}, 816 {AC97_STAT_DATA2, AC97_STAT_ADDR2}, 817 }; 818 819 if (i == 1 && ac97_id2 == -1) 820 break; /* secondary ac97 not available */ 821 822 codec = &sc->sc_codec[i]; 823 memcpy(&codec->sc_dev, &sc->sc_dev, sizeof(codec->sc_dev)); 824 codec->sc = sc; 825 codec->id = i == 1 ? ac97_id2 : 0; 826 codec->status_data = statregs[i].data; 827 codec->status_addr = statregs[i].addr; 828 codec->host_if.arg = codec; 829 codec->host_if.attach = yds_attach_codec; 830 codec->host_if.read = yds_read_codec; 831 codec->host_if.write = yds_write_codec; 832 codec->host_if.reset = yds_reset_codec; 833 834 if ((r = ac97_attach(&codec->host_if)) != 0) { 835 printf("%s: can't attach codec (error 0x%X)\n", 836 sc->sc_dev.dv_xname, r); 837 return; 838 } 839 } 840 841 /* Just enable the DAC and master volumes by default */ 842 ctl.type = AUDIO_MIXER_ENUM; 843 ctl.un.ord = 0; /* off */ 844 ctl.dev = yds_get_portnum_by_name(sc, AudioCoutputs, 845 AudioNmaster, AudioNmute); 846 yds_mixer_set_port(sc, &ctl); 847 ctl.dev = yds_get_portnum_by_name(sc, AudioCinputs, 848 AudioNdac, AudioNmute); 849 yds_mixer_set_port(sc, &ctl); 850 ctl.dev = yds_get_portnum_by_name(sc, AudioCinputs, 851 AudioNcd, AudioNmute); 852 yds_mixer_set_port(sc, &ctl); 853 ctl.dev = yds_get_portnum_by_name(sc, AudioCrecord, 854 AudioNvolume, AudioNmute); 855 yds_mixer_set_port(sc, &ctl); 856 857 ctl.dev = yds_get_portnum_by_name(sc, AudioCrecord, 858 AudioNsource, NULL); 859 ctl.type = AUDIO_MIXER_ENUM; 860 ctl.un.ord = 0; 861 yds_mixer_set_port(sc, &ctl); 862 863 /* Set a reasonable default volume */ 864 ctl.type = AUDIO_MIXER_VALUE; 865 ctl.un.value.num_channels = 2; 866 ctl.un.value.level[AUDIO_MIXER_LEVEL_LEFT] = 867 ctl.un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 127; 868 869 ctl.dev = sc->sc_codec[0].codec_if->vtbl->get_portnum_by_name( 870 sc->sc_codec[0].codec_if, AudioCoutputs, AudioNmaster, NULL); 871 yds_mixer_set_port(sc, &ctl); 872 873 audio_attach_mi(&yds_hw_if, sc, &sc->sc_dev); 874 875 sc->sc_legacy_iot = pa->pa_iot; 876 config_defer((struct device*) sc, yds_configure_legacy); 877 } 878 879 int 880 yds_attach_codec(sc_, codec_if) 881 void *sc_; 882 struct ac97_codec_if *codec_if; 883 { 884 struct yds_codec_softc *sc = sc_; 885 886 sc->codec_if = codec_if; 887 return 0; 888 } 889 890 static int 891 yds_ready_codec(sc) 892 struct yds_codec_softc *sc; 893 { 894 int to; 895 896 for (to = 0; to < AC97_TIMEOUT; to++) { 897 if ((YREAD2(sc->sc, sc->status_addr) & AC97_BUSY) == 0) 898 return 0; 899 delay(1); 900 } 901 902 return 1; 903 } 904 905 int 906 yds_read_codec(sc_, reg, data) 907 void *sc_; 908 u_int8_t reg; 909 u_int16_t *data; 910 { 911 struct yds_codec_softc *sc = sc_; 912 913 YWRITE2(sc->sc, AC97_CMD_ADDR, AC97_CMD_READ | AC97_ID(sc->id) | reg); 914 915 if (yds_ready_codec(sc)) { 916 printf("%s: yds_read_codec timeout\n", 917 sc->sc->sc_dev.dv_xname); 918 return EIO; 919 } 920 921 *data = YREAD2(sc->sc, sc->status_data); 922 923 return 0; 924 } 925 926 int 927 yds_write_codec(sc_, reg, data) 928 void *sc_; 929 u_int8_t reg; 930 u_int16_t data; 931 { 932 struct yds_codec_softc *sc = sc_; 933 934 YWRITE2(sc->sc, AC97_CMD_ADDR, AC97_CMD_WRITE | AC97_ID(sc->id) | reg); 935 YWRITE2(sc->sc, AC97_CMD_DATA, data); 936 937 if (yds_ready_codec(sc)) { 938 printf("%s: yds_write_codec timeout\n", 939 sc->sc->sc_dev.dv_xname); 940 return EIO; 941 } 942 943 return 0; 944 } 945 946 /* 947 * XXX: Must handle the secondary differntly!! 948 */ 949 void 950 yds_reset_codec(sc_) 951 void *sc_; 952 { 953 struct yds_codec_softc *codec = sc_; 954 struct yds_softc *sc = codec->sc; 955 pcireg_t reg; 956 957 /* reset AC97 codec */ 958 reg = pci_conf_read(sc->sc_pc, sc->sc_pcitag, YDS_PCI_DSCTRL); 959 if (reg & 0x03) { 960 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 961 YDS_PCI_DSCTRL, reg & ~0x03); 962 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 963 YDS_PCI_DSCTRL, reg | 0x03); 964 pci_conf_write(sc->sc_pc, sc->sc_pcitag, 965 YDS_PCI_DSCTRL, reg & ~0x03); 966 delay(50000); 967 } 968 969 yds_ready_codec(sc_); 970 } 971 972 int 973 yds_intr(p) 974 void *p; 975 { 976 struct yds_softc *sc = p; 977 u_int status; 978 979 status = YREAD4(sc, YDS_STATUS); 980 DPRINTFN(1, ("yds_intr: status=%08x\n", status)); 981 if ((status & (YDS_STAT_INT|YDS_STAT_TINT)) == 0) { 982 #if NMPU > 0 983 if (sc->sc_mpu) 984 return mpu_intr(sc->sc_mpu); 985 #endif 986 return 0; 987 } 988 989 if (status & YDS_STAT_TINT) { 990 YWRITE4(sc, YDS_STATUS, YDS_STAT_TINT); 991 printf ("yds_intr: timeout!\n"); 992 } 993 994 if (status & YDS_STAT_INT) { 995 int nbank = (YREAD4(sc, YDS_CONTROL_SELECT) == 0); 996 997 /* Clear interrupt flag */ 998 YWRITE4(sc, YDS_STATUS, YDS_STAT_INT); 999 1000 /* Buffer for the next frame is always ready. */ 1001 YWRITE4(sc, YDS_MODE, YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV2); 1002 1003 if (sc->sc_play.intr) { 1004 u_int dma, cpu, blk, len; 1005 1006 /* Sync play slot control data */ 1007 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, 1008 sc->pbankoff, 1009 sizeof(struct play_slot_ctrl_bank) * (*sc->ptbl)* 1010 N_PLAY_SLOT_CTRL_BANK, 1011 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD); 1012 dma = sc->pbankp[nbank]->pgstart * sc->sc_play.factor; 1013 cpu = sc->sc_play.offset; 1014 blk = sc->sc_play.blksize; 1015 len = sc->sc_play.length; 1016 1017 if (((dma > cpu) && (dma - cpu > blk * 2)) || 1018 ((cpu > dma) && (dma + len - cpu > blk * 2))) { 1019 /* We can fill the next block */ 1020 /* Sync ring buffer first for previous write */ 1021 yds_bus_dmamap_sync(sc->sc_dmatag, 1022 sc->sc_play.dma->map, 1023 cpu, blk, 1024 BUS_DMASYNC_POSTWRITE); 1025 sc->sc_play.intr(sc->sc_play.intr_arg); 1026 sc->sc_play.offset += blk; 1027 if (sc->sc_play.offset >= len) { 1028 sc->sc_play.offset -= len; 1029 #ifdef DIAGNOSTIC 1030 if (sc->sc_play.offset != 0) 1031 printf ("Audio ringbuffer botch\n"); 1032 #endif 1033 } 1034 /* Sync ring buffer for next write */ 1035 yds_bus_dmamap_sync(sc->sc_dmatag, 1036 sc->sc_play.dma->map, cpu, blk, 1037 BUS_DMASYNC_PREWRITE); 1038 } 1039 } 1040 if (sc->sc_rec.intr) { 1041 u_int dma, cpu, blk, len; 1042 1043 /* Sync rec slot control data */ 1044 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, 1045 sc->rbankoff, sizeof(struct rec_slot_ctrl_bank)* 1046 N_REC_SLOT_CTRL * N_REC_SLOT_CTRL_BANK, 1047 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD); 1048 dma = sc->rbank[YDS_INPUT_SLOT*2 + nbank].pgstartadr; 1049 cpu = sc->sc_rec.offset; 1050 blk = sc->sc_rec.blksize; 1051 len = sc->sc_rec.length; 1052 1053 if (((dma > cpu) && (dma - cpu > blk * 2)) || 1054 ((cpu > dma) && (dma + len - cpu > blk * 2))) { 1055 /* We can drain the current block */ 1056 /* Sync ring buffer first */ 1057 yds_bus_dmamap_sync(sc->sc_dmatag, 1058 sc->sc_rec.dma->map, cpu, blk, 1059 BUS_DMASYNC_POSTREAD); 1060 sc->sc_rec.intr(sc->sc_rec.intr_arg); 1061 sc->sc_rec.offset += blk; 1062 if (sc->sc_rec.offset >= len) { 1063 sc->sc_rec.offset -= len; 1064 #ifdef DIAGNOSTIC 1065 if (sc->sc_rec.offset != 0) 1066 printf ("Audio ringbuffer botch\n"); 1067 #endif 1068 } 1069 /* Sync ring buffer for next read */ 1070 yds_bus_dmamap_sync(sc->sc_dmatag, 1071 sc->sc_rec.dma->map, cpu, blk, 1072 BUS_DMASYNC_PREREAD); 1073 } 1074 } 1075 } 1076 1077 return 1; 1078 } 1079 1080 int 1081 yds_allocmem(sc, size, align, p) 1082 struct yds_softc *sc; 1083 size_t size; 1084 size_t align; 1085 struct yds_dma *p; 1086 { 1087 int error; 1088 1089 p->size = size; 1090 error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0, 1091 p->segs, sizeof(p->segs)/sizeof(p->segs[0]), 1092 &p->nsegs, BUS_DMA_NOWAIT); 1093 if (error) 1094 return (error); 1095 1096 error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size, 1097 &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT); 1098 if (error) 1099 goto free; 1100 1101 error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size, 1102 0, BUS_DMA_NOWAIT, &p->map); 1103 if (error) 1104 goto unmap; 1105 1106 error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL, 1107 BUS_DMA_NOWAIT); 1108 if (error) 1109 goto destroy; 1110 return (0); 1111 1112 destroy: 1113 bus_dmamap_destroy(sc->sc_dmatag, p->map); 1114 unmap: 1115 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 1116 free: 1117 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 1118 return (error); 1119 } 1120 1121 int 1122 yds_freemem(sc, p) 1123 struct yds_softc *sc; 1124 struct yds_dma *p; 1125 { 1126 bus_dmamap_unload(sc->sc_dmatag, p->map); 1127 bus_dmamap_destroy(sc->sc_dmatag, p->map); 1128 bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size); 1129 bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs); 1130 return 0; 1131 } 1132 1133 int 1134 yds_open(addr, flags) 1135 void *addr; 1136 int flags; 1137 { 1138 struct yds_softc *sc = addr; 1139 int mode; 1140 1141 /* Select bank 0. */ 1142 YWRITE4(sc, YDS_CONTROL_SELECT, 0); 1143 1144 /* Start the DSP operation. */ 1145 mode = YREAD4(sc, YDS_MODE); 1146 mode |= YDS_MODE_ACTV; 1147 mode &= ~YDS_MODE_ACTV2; 1148 YWRITE4(sc, YDS_MODE, mode); 1149 1150 return 0; 1151 } 1152 1153 /* 1154 * Close function is called at splaudio(). 1155 */ 1156 void 1157 yds_close(addr) 1158 void *addr; 1159 { 1160 struct yds_softc *sc = addr; 1161 1162 yds_halt_output(sc); 1163 yds_halt_input(sc); 1164 yds_halt(sc); 1165 } 1166 1167 int 1168 yds_query_encoding(addr, fp) 1169 void *addr; 1170 struct audio_encoding *fp; 1171 { 1172 switch (fp->index) { 1173 case 0: 1174 strcpy(fp->name, AudioEulinear); 1175 fp->encoding = AUDIO_ENCODING_ULINEAR; 1176 fp->precision = 8; 1177 fp->flags = 0; 1178 return (0); 1179 case 1: 1180 strcpy(fp->name, AudioEmulaw); 1181 fp->encoding = AUDIO_ENCODING_ULAW; 1182 fp->precision = 8; 1183 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1184 return (0); 1185 case 2: 1186 strcpy(fp->name, AudioEalaw); 1187 fp->encoding = AUDIO_ENCODING_ALAW; 1188 fp->precision = 8; 1189 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1190 return (0); 1191 case 3: 1192 strcpy(fp->name, AudioEslinear); 1193 fp->encoding = AUDIO_ENCODING_SLINEAR; 1194 fp->precision = 8; 1195 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1196 return (0); 1197 case 4: 1198 strcpy(fp->name, AudioEslinear_le); 1199 fp->encoding = AUDIO_ENCODING_SLINEAR_LE; 1200 fp->precision = 16; 1201 fp->flags = 0; 1202 return (0); 1203 case 5: 1204 strcpy(fp->name, AudioEulinear_le); 1205 fp->encoding = AUDIO_ENCODING_ULINEAR_LE; 1206 fp->precision = 16; 1207 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1208 return (0); 1209 case 6: 1210 strcpy(fp->name, AudioEslinear_be); 1211 fp->encoding = AUDIO_ENCODING_SLINEAR_BE; 1212 fp->precision = 16; 1213 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1214 return (0); 1215 case 7: 1216 strcpy(fp->name, AudioEulinear_be); 1217 fp->encoding = AUDIO_ENCODING_ULINEAR_BE; 1218 fp->precision = 16; 1219 fp->flags = AUDIO_ENCODINGFLAG_EMULATED; 1220 return (0); 1221 default: 1222 return (EINVAL); 1223 } 1224 } 1225 1226 int 1227 yds_set_params(addr, setmode, usemode, play, rec) 1228 void *addr; 1229 int setmode, usemode; 1230 struct audio_params *play, *rec; 1231 { 1232 struct audio_params *p; 1233 int mode; 1234 1235 for (mode = AUMODE_RECORD; mode != -1; 1236 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 1237 if ((setmode & mode) == 0) 1238 continue; 1239 1240 p = mode == AUMODE_PLAY ? play : rec; 1241 1242 if (p->sample_rate < 4000 || p->sample_rate > 48000 || 1243 (p->precision != 8 && p->precision != 16) || 1244 (p->channels != 1 && p->channels != 2)) 1245 return (EINVAL); 1246 1247 p->factor = 1; 1248 p->sw_code = 0; 1249 switch (p->encoding) { 1250 case AUDIO_ENCODING_SLINEAR_BE: 1251 if (p->precision == 16) 1252 p->sw_code = swap_bytes; 1253 else 1254 p->sw_code = change_sign8; 1255 break; 1256 case AUDIO_ENCODING_SLINEAR_LE: 1257 if (p->precision != 16) 1258 p->sw_code = change_sign8; 1259 break; 1260 case AUDIO_ENCODING_ULINEAR_BE: 1261 if (p->precision == 16) { 1262 if (mode == AUMODE_PLAY) 1263 p->sw_code = swap_bytes_change_sign16_le; 1264 else 1265 p->sw_code = change_sign16_swap_bytes_le; 1266 } 1267 break; 1268 case AUDIO_ENCODING_ULINEAR_LE: 1269 if (p->precision == 16) 1270 p->sw_code = change_sign16_le; 1271 break; 1272 case AUDIO_ENCODING_ULAW: 1273 if (mode == AUMODE_PLAY) { 1274 p->factor = 2; 1275 p->precision = 16; 1276 p->sw_code = mulaw_to_slinear16_le; 1277 } else 1278 p->sw_code = ulinear8_to_mulaw; 1279 break; 1280 case AUDIO_ENCODING_ALAW: 1281 if (mode == AUMODE_PLAY) { 1282 p->factor = 2; 1283 p->precision = 16; 1284 p->sw_code = alaw_to_slinear16_le; 1285 } else 1286 p->sw_code = ulinear8_to_alaw; 1287 break; 1288 default: 1289 return (EINVAL); 1290 } 1291 } 1292 1293 return 0; 1294 } 1295 1296 int 1297 yds_round_blocksize(addr, blk) 1298 void *addr; 1299 int blk; 1300 { 1301 /* 1302 * Block size must be bigger than a frame. 1303 * That is 1024bytes at most, i.e. for 48000Hz, 16bit, 2ch. 1304 */ 1305 if (blk < 1024) 1306 blk = 1024; 1307 1308 return blk & ~4; 1309 } 1310 1311 static u_int32_t 1312 yds_get_lpfq(sample_rate) 1313 u_int sample_rate; 1314 { 1315 int i; 1316 static struct lpfqt { 1317 u_int rate; 1318 u_int32_t lpfq; 1319 } lpfqt[] = { 1320 {8000, 0x32020000}, 1321 {11025, 0x31770000}, 1322 {16000, 0x31390000}, 1323 {22050, 0x31c90000}, 1324 {32000, 0x33d00000}, 1325 {48000, 0x40000000}, 1326 {0, 0} 1327 }; 1328 1329 if (sample_rate == 44100) /* for P44 slot? */ 1330 return 0x370A0000; 1331 1332 for (i = 0; lpfqt[i].rate != 0; i++) 1333 if (sample_rate <= lpfqt[i].rate) 1334 break; 1335 1336 return lpfqt[i].lpfq; 1337 } 1338 1339 static u_int32_t 1340 yds_get_lpfk(sample_rate) 1341 u_int sample_rate; 1342 { 1343 int i; 1344 static struct lpfkt { 1345 u_int rate; 1346 u_int32_t lpfk; 1347 } lpfkt[] = { 1348 {8000, 0x18b20000}, 1349 {11025, 0x20930000}, 1350 {16000, 0x2b9a0000}, 1351 {22050, 0x35a10000}, 1352 {32000, 0x3eaa0000}, 1353 {48000, 0x40000000}, 1354 {0, 0} 1355 }; 1356 1357 if (sample_rate == 44100) /* for P44 slot? */ 1358 return 0x46460000; 1359 1360 for (i = 0; lpfkt[i].rate != 0; i++) 1361 if (sample_rate <= lpfkt[i].rate) 1362 break; 1363 1364 return lpfkt[i].lpfk; 1365 } 1366 1367 int 1368 yds_trigger_output(addr, start, end, blksize, intr, arg, param) 1369 void *addr; 1370 void *start, *end; 1371 int blksize; 1372 void (*intr) __P((void *)); 1373 void *arg; 1374 struct audio_params *param; 1375 #define P44 (sc->sc_flags & YDS_CAP_HAS_P44) 1376 { 1377 struct yds_softc *sc = addr; 1378 struct yds_dma *p; 1379 struct play_slot_ctrl_bank *psb; 1380 const u_int gain = 0x40000000; 1381 bus_addr_t s; 1382 size_t l; 1383 int i; 1384 int p44, channels; 1385 1386 #ifdef DIAGNOSTIC 1387 if (sc->sc_play.intr) 1388 panic("yds_trigger_output: already running"); 1389 #endif 1390 1391 sc->sc_play.intr = intr; 1392 sc->sc_play.intr_arg = arg; 1393 sc->sc_play.offset = 0; 1394 sc->sc_play.blksize = blksize; 1395 1396 DPRINTFN(1, ("yds_trigger_output: sc=%p start=%p end=%p " 1397 "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg)); 1398 1399 p = yds_find_dma(sc, start); 1400 if (!p) { 1401 printf("yds_trigger_output: bad addr %p\n", start); 1402 return (EINVAL); 1403 } 1404 sc->sc_play.dma = p; 1405 1406 #ifdef DIAGNOSTIC 1407 { 1408 u_int32_t ctrlsize; 1409 if ((ctrlsize = YREAD4(sc, YDS_PLAY_CTRLSIZE)) != 1410 sizeof(struct play_slot_ctrl_bank) / sizeof(u_int32_t)) 1411 panic("%s: invalid play slot ctrldata %d %d", 1412 sc->sc_dev.dv_xname, ctrlsize, 1413 sizeof(struct play_slot_ctrl_bank)); 1414 } 1415 #endif 1416 1417 #ifdef YDS_USE_P44 1418 /* The document says the P44 SRC supports only stereo, 16bit PCM. */ 1419 if (P44) 1420 p44 = ((param->sample_rate == 44100) && 1421 (param->channels == 2) && 1422 (param->precision == 16)); 1423 else 1424 #endif 1425 p44 = 0; 1426 channels = p44 ? 1 : param->channels; 1427 1428 s = DMAADDR(p); 1429 l = ((char *)end - (char *)start); 1430 sc->sc_play.length = l; 1431 1432 *sc->ptbl = channels; /* Num of play */ 1433 1434 sc->sc_play.factor = 1; 1435 if (param->channels == 2) 1436 sc->sc_play.factor *= 2; 1437 if (param->precision != 8) 1438 sc->sc_play.factor *= 2; 1439 l /= sc->sc_play.factor; 1440 1441 psb = sc->pbankp[0]; 1442 memset(psb, 0, sizeof(*psb)); 1443 psb->format = ((channels == 2 ? PSLT_FORMAT_STEREO : 0) | 1444 (param->precision == 8 ? PSLT_FORMAT_8BIT : 0) | 1445 (p44 ? PSLT_FORMAT_SRC441 : 0)); 1446 psb->pgbase = s; 1447 psb->pgloopend = l; 1448 if (!p44) { 1449 psb->pgdeltaend = (param->sample_rate * 65536 / 48000) << 12; 1450 psb->lpfkend = yds_get_lpfk(param->sample_rate); 1451 psb->eggainend = gain; 1452 psb->lpfq = yds_get_lpfq(param->sample_rate); 1453 psb->pgdelta = psb->pgdeltaend; 1454 psb->lpfk = yds_get_lpfk(param->sample_rate); 1455 psb->eggain = gain; 1456 } 1457 1458 for (i = 0; i < channels; i++) { 1459 /* i == 0: left or mono, i == 1: right */ 1460 psb = sc->pbankp[i*2]; 1461 if (i) 1462 /* copy from left */ 1463 *psb = *(sc->pbankp[0]); 1464 if (channels == 2) { 1465 /* stereo */ 1466 if (i == 0) { 1467 psb->lchgain = psb->lchgainend = gain; 1468 } else { 1469 psb->lchgain = psb->lchgainend = 0; 1470 psb->rchgain = psb->rchgainend = gain; 1471 psb->format |= PSLT_FORMAT_RCH; 1472 } 1473 } else if (!p44) { 1474 /* mono */ 1475 psb->lchgain = psb->rchgain = gain; 1476 psb->lchgainend = psb->rchgainend = gain; 1477 } 1478 /* copy to the other bank */ 1479 *(sc->pbankp[i*2+1]) = *psb; 1480 } 1481 1482 YDS_DUMP_PLAY_SLOT(5, sc, 0); 1483 YDS_DUMP_PLAY_SLOT(5, sc, 1); 1484 1485 if (p44) 1486 YWRITE4(sc, YDS_P44_OUT_VOLUME, 0x3fff3fff); 1487 else 1488 YWRITE4(sc, YDS_DAC_OUT_VOLUME, 0x3fff3fff); 1489 1490 /* Now the play slot for the next frame is set up!! */ 1491 /* Sync play slot control data for both directions */ 1492 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, 1493 sc->ptbloff, sizeof(struct play_slot_ctrl_bank) * channels * 1494 N_PLAY_SLOT_CTRL_BANK, BUS_DMASYNC_PREWRITE|BUS_DMASYNC_PREREAD); 1495 /* Sync ring buffer */ 1496 yds_bus_dmamap_sync(sc->sc_dmatag, p->map, 0, blksize, 1497 BUS_DMASYNC_PREWRITE); 1498 /* HERE WE GO!! */ 1499 YWRITE4(sc, YDS_MODE, 1500 YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV | YDS_MODE_ACTV2); 1501 1502 return 0; 1503 } 1504 #undef P44 1505 1506 int 1507 yds_trigger_input(addr, start, end, blksize, intr, arg, param) 1508 void *addr; 1509 void *start, *end; 1510 int blksize; 1511 void (*intr) __P((void *)); 1512 void *arg; 1513 struct audio_params *param; 1514 { 1515 struct yds_softc *sc = addr; 1516 struct yds_dma *p; 1517 u_int srate, format; 1518 struct rec_slot_ctrl_bank *rsb; 1519 bus_addr_t s; 1520 size_t l; 1521 1522 #ifdef DIAGNOSTIC 1523 if (sc->sc_rec.intr) 1524 panic("yds_trigger_input: already running"); 1525 #endif 1526 sc->sc_rec.intr = intr; 1527 sc->sc_rec.intr_arg = arg; 1528 sc->sc_rec.offset = 0; 1529 sc->sc_rec.blksize = blksize; 1530 1531 DPRINTFN(1, ("yds_trigger_input: " 1532 "sc=%p start=%p end=%p blksize=%d intr=%p(%p)\n", 1533 addr, start, end, blksize, intr, arg)); 1534 DPRINTFN(1, (" parameters: rate=%lu, precision=%u, channels=%u\n", 1535 param->sample_rate, param->precision, param->channels)); 1536 1537 p = yds_find_dma(sc, start); 1538 if (!p) { 1539 printf("yds_trigger_input: bad addr %p\n", start); 1540 return (EINVAL); 1541 } 1542 sc->sc_rec.dma = p; 1543 1544 #ifdef DIAGNOSTIC 1545 { 1546 u_int32_t ctrlsize; 1547 if ((ctrlsize = YREAD4(sc, YDS_REC_CTRLSIZE)) != 1548 sizeof(struct rec_slot) / sizeof(u_int32_t)) 1549 panic("%s: invalid rec slot ctrldata %d", 1550 sc->sc_dev.dv_xname, ctrlsize); 1551 } 1552 #endif 1553 1554 s = DMAADDR(p); 1555 l = ((char *)end - (char *)start); 1556 sc->sc_rec.length = l; 1557 1558 sc->sc_rec.factor = 1; 1559 if (param->channels == 2) 1560 sc->sc_rec.factor *= 2; 1561 if (param->precision != 8) 1562 sc->sc_rec.factor *= 2; 1563 1564 rsb = &sc->rbank[0]; 1565 memset(rsb, 0, sizeof(*rsb)); 1566 rsb->pgbase = s; 1567 rsb->pgloopendadr = l; 1568 /* Seems all 4 banks must be set up... */ 1569 sc->rbank[1] = *rsb; 1570 sc->rbank[2] = *rsb; 1571 sc->rbank[3] = *rsb; 1572 1573 YWRITE4(sc, YDS_ADC_IN_VOLUME, 0x3fff3fff); 1574 YWRITE4(sc, YDS_REC_IN_VOLUME, 0x3fff3fff); 1575 srate = 48000 * 4096 / param->sample_rate - 1; 1576 format = ((param->precision == 8 ? YDS_FORMAT_8BIT : 0) | 1577 (param->channels == 2 ? YDS_FORMAT_STEREO : 0)); 1578 DPRINTF(("srate=%d, format=%08x\n", srate, format)); 1579 #ifdef YDS_USE_REC_SLOT 1580 YWRITE4(sc, YDS_DAC_REC_VOLUME, 0x3fff3fff); 1581 YWRITE4(sc, YDS_P44_REC_VOLUME, 0x3fff3fff); 1582 YWRITE4(sc, YDS_MAPOF_REC, YDS_RECSLOT_VALID); 1583 YWRITE4(sc, YDS_REC_SAMPLE_RATE, srate); 1584 YWRITE4(sc, YDS_REC_FORMAT, format); 1585 #else 1586 YWRITE4(sc, YDS_MAPOF_REC, YDS_ADCSLOT_VALID); 1587 YWRITE4(sc, YDS_ADC_SAMPLE_RATE, srate); 1588 YWRITE4(sc, YDS_ADC_FORMAT, format); 1589 #endif 1590 /* Now the rec slot for the next frame is set up!! */ 1591 /* Sync record slot control data */ 1592 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, sc->rbankoff, 1593 sizeof(struct rec_slot_ctrl_bank) * N_REC_SLOT_CTRL * 1594 N_REC_SLOT_CTRL_BANK, BUS_DMASYNC_PREWRITE|BUS_DMASYNC_PREREAD); 1595 /* Sync ring buffer */ 1596 yds_bus_dmamap_sync(sc->sc_dmatag, p->map, 0, blksize, BUS_DMASYNC_PREREAD); 1597 /* HERE WE GO!! */ 1598 YWRITE4(sc, YDS_MODE, 1599 YREAD4(sc, YDS_MODE) | YDS_MODE_ACTV | YDS_MODE_ACTV2); 1600 1601 return 0; 1602 } 1603 1604 static int 1605 yds_halt(sc) 1606 struct yds_softc *sc; 1607 { 1608 u_int32_t mode; 1609 1610 /* Stop the DSP operation. */ 1611 mode = YREAD4(sc, YDS_MODE); 1612 YWRITE4(sc, YDS_MODE, mode & ~(YDS_MODE_ACTV|YDS_MODE_ACTV2)); 1613 1614 /* Paranoia... mute all */ 1615 YWRITE4(sc, YDS_P44_OUT_VOLUME, 0); 1616 YWRITE4(sc, YDS_DAC_OUT_VOLUME, 0); 1617 YWRITE4(sc, YDS_ADC_IN_VOLUME, 0); 1618 YWRITE4(sc, YDS_REC_IN_VOLUME, 0); 1619 YWRITE4(sc, YDS_DAC_REC_VOLUME, 0); 1620 YWRITE4(sc, YDS_P44_REC_VOLUME, 0); 1621 1622 return 0; 1623 } 1624 1625 int 1626 yds_halt_output(addr) 1627 void *addr; 1628 { 1629 struct yds_softc *sc = addr; 1630 1631 DPRINTF(("yds: yds_halt_output\n")); 1632 if (sc->sc_play.intr) { 1633 sc->sc_play.intr = 0; 1634 /* Sync play slot control data */ 1635 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, 1636 sc->pbankoff, sizeof(struct play_slot_ctrl_bank) * 1637 (*sc->ptbl)*N_PLAY_SLOT_CTRL_BANK, 1638 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD); 1639 /* Stop the play slot operation */ 1640 sc->pbankp[0]->status = 1641 sc->pbankp[1]->status = 1642 sc->pbankp[2]->status = 1643 sc->pbankp[3]->status = 1; 1644 /* Sync ring buffer */ 1645 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_play.dma->map, 0, 1646 sc->sc_play.length, BUS_DMASYNC_POSTWRITE); 1647 } 1648 1649 return 0; 1650 } 1651 1652 int 1653 yds_halt_input(addr) 1654 void *addr; 1655 { 1656 struct yds_softc *sc = addr; 1657 1658 DPRINTF(("yds: yds_halt_input\n")); 1659 sc->sc_rec.intr = NULL; 1660 if (sc->sc_rec.intr) { 1661 /* Stop the rec slot operation */ 1662 YWRITE4(sc, YDS_MAPOF_REC, 0); 1663 sc->sc_rec.intr = 0; 1664 /* Sync rec slot control data */ 1665 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_ctrldata.map, 1666 sc->rbankoff, sizeof(struct rec_slot_ctrl_bank)* 1667 N_REC_SLOT_CTRL*N_REC_SLOT_CTRL_BANK, 1668 BUS_DMASYNC_POSTWRITE|BUS_DMASYNC_POSTREAD); 1669 /* Sync ring buffer */ 1670 yds_bus_dmamap_sync(sc->sc_dmatag, sc->sc_rec.dma->map, 0, 1671 sc->sc_rec.length, BUS_DMASYNC_POSTREAD); 1672 } 1673 1674 return 0; 1675 } 1676 1677 int 1678 yds_getdev(addr, retp) 1679 void *addr; 1680 struct audio_device *retp; 1681 { 1682 *retp = yds_device; 1683 1684 return 0; 1685 } 1686 1687 int 1688 yds_mixer_set_port(addr, cp) 1689 void *addr; 1690 mixer_ctrl_t *cp; 1691 { 1692 struct yds_softc *sc = addr; 1693 1694 return (sc->sc_codec[0].codec_if->vtbl->mixer_set_port( 1695 sc->sc_codec[0].codec_if, cp)); 1696 } 1697 1698 int 1699 yds_mixer_get_port(addr, cp) 1700 void *addr; 1701 mixer_ctrl_t *cp; 1702 { 1703 struct yds_softc *sc = addr; 1704 1705 return (sc->sc_codec[0].codec_if->vtbl->mixer_get_port( 1706 sc->sc_codec[0].codec_if, cp)); 1707 } 1708 1709 int 1710 yds_query_devinfo(addr, dip) 1711 void *addr; 1712 mixer_devinfo_t *dip; 1713 { 1714 struct yds_softc *sc = addr; 1715 1716 return (sc->sc_codec[0].codec_if->vtbl->query_devinfo( 1717 sc->sc_codec[0].codec_if, dip)); 1718 } 1719 1720 int 1721 yds_get_portnum_by_name(sc, class, device, qualifier) 1722 struct yds_softc *sc; 1723 char *class, *device, *qualifier; 1724 { 1725 return (sc->sc_codec[0].codec_if->vtbl->get_portnum_by_name( 1726 sc->sc_codec[0].codec_if, class, device, qualifier)); 1727 } 1728 1729 void * 1730 yds_malloc(addr, size, pool, flags) 1731 void *addr; 1732 u_long size; 1733 int pool, flags; 1734 { 1735 struct yds_softc *sc = addr; 1736 struct yds_dma *p; 1737 int error; 1738 1739 p = malloc(sizeof(*p), pool, flags); 1740 if (!p) 1741 return (0); 1742 error = yds_allocmem(sc, size, 16, p); 1743 if (error) { 1744 free(p, pool); 1745 return (0); 1746 } 1747 p->next = sc->sc_dmas; 1748 sc->sc_dmas = p; 1749 return (KERNADDR(p)); 1750 } 1751 1752 void 1753 yds_free(addr, ptr, pool) 1754 void *addr; 1755 void *ptr; 1756 int pool; 1757 { 1758 struct yds_softc *sc = addr; 1759 struct yds_dma **pp, *p; 1760 1761 for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) { 1762 if (KERNADDR(p) == ptr) { 1763 yds_freemem(sc, p); 1764 *pp = p->next; 1765 free(p, pool); 1766 return; 1767 } 1768 } 1769 } 1770 1771 static struct yds_dma * 1772 yds_find_dma(sc, addr) 1773 struct yds_softc *sc; 1774 void *addr; 1775 { 1776 struct yds_dma *p; 1777 1778 for (p = sc->sc_dmas; p && KERNADDR(p) != addr; p = p->next) 1779 ; 1780 1781 return p; 1782 } 1783 1784 u_long 1785 yds_round_buffersize(addr, size) 1786 void *addr; 1787 u_long size; 1788 { 1789 /* 1790 * Buffer size should be at least twice as bigger as a frame. 1791 */ 1792 if (size < 1024 * 3) 1793 size = 1024 * 3; 1794 return (size); 1795 } 1796 1797 int 1798 yds_mappage(addr, mem, off, prot) 1799 void *addr; 1800 void *mem; 1801 int off; 1802 int prot; 1803 { 1804 struct yds_softc *sc = addr; 1805 struct yds_dma *p; 1806 1807 if (off < 0) 1808 return (-1); 1809 p = yds_find_dma(sc, mem); 1810 if (!p) 1811 return (-1); 1812 return (bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs, 1813 off, prot, BUS_DMA_WAITOK)); 1814 } 1815 1816 int 1817 yds_get_props(addr) 1818 void *addr; 1819 { 1820 return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT | 1821 AUDIO_PROP_FULLDUPLEX); 1822 } 1823