awacs.c revision 1.3.2.3
1 /* $NetBSD: awacs.c,v 1.3.2.3 2001/02/26 22:33:15 he Exp $ */ 2 3 /*- 4 * Copyright (c) 2000 Tsubai Masanari. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 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 26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/param.h> 30 #include <sys/audioio.h> 31 #include <sys/device.h> 32 #include <sys/malloc.h> 33 #include <sys/systm.h> 34 35 #include <dev/auconv.h> 36 #include <dev/audio_if.h> 37 #include <dev/mulaw.h> 38 39 #include <vm/vm.h> 40 #include <uvm/uvm_extern.h> 41 42 #include <machine/autoconf.h> 43 #include <machine/pio.h> 44 #include <macppc/dev/dbdma.h> 45 46 #ifdef AWACS_DEBUG 47 # define DPRINTF printf 48 #else 49 # define DPRINTF while (0) printf 50 #endif 51 52 struct awacs_softc { 53 struct device sc_dev; 54 55 void (*sc_ointr)(void *); /* dma completion intr handler */ 56 void *sc_oarg; /* arg for sc_ointr() */ 57 int sc_opages; /* # of output pages */ 58 59 void (*sc_iintr)(void *); /* dma completion intr handler */ 60 void *sc_iarg; /* arg for sc_iintr() */ 61 62 u_int sc_record_source; /* recording source mask */ 63 u_int sc_output_mask; /* output source mask */ 64 65 char *sc_reg; 66 u_int sc_codecctl0; 67 u_int sc_codecctl1; 68 u_int sc_codecctl2; 69 u_int sc_codecctl4; 70 u_int sc_soundctl; 71 72 struct dbdma_regmap *sc_odma; 73 struct dbdma_regmap *sc_idma; 74 struct dbdma_command *sc_odmacmd; 75 struct dbdma_command *sc_idmacmd; 76 }; 77 78 int awacs_match(struct device *, struct cfdata *, void *); 79 void awacs_attach(struct device *, struct device *, void *); 80 int awacs_intr(void *); 81 82 int awacs_open(void *, int); 83 void awacs_close(void *); 84 int awacs_query_encoding(void *, struct audio_encoding *); 85 int awacs_set_params(void *, int, int, struct audio_params *, 86 struct audio_params *); 87 int awacs_round_blocksize(void *, int); 88 int awacs_trigger_output(void *, void *, void *, int, void (*)(void *), 89 void *, struct audio_params *); 90 int awacs_trigger_input(void *, void *, void *, int, void (*)(void *), 91 void *, struct audio_params *); 92 int awacs_halt_output(void *); 93 int awacs_halt_input(void *); 94 int awacs_getdev(void *, struct audio_device *); 95 int awacs_set_port(void *, mixer_ctrl_t *); 96 int awacs_get_port(void *, mixer_ctrl_t *); 97 int awacs_query_devinfo(void *, mixer_devinfo_t *); 98 size_t awacs_round_buffersize(void *, int, size_t); 99 paddr_t awacs_mappage(void *, void *, off_t, int); 100 int awacs_get_props(void *); 101 102 static inline u_int awacs_read_reg(struct awacs_softc *, int); 103 static inline void awacs_write_reg(struct awacs_softc *, int, int); 104 void awacs_write_codec(struct awacs_softc *, int); 105 void awacs_set_speaker_volume(struct awacs_softc *, int, int); 106 void awacs_set_ext_volume(struct awacs_softc *, int, int); 107 int awacs_set_rate(struct awacs_softc *, int); 108 109 struct cfattach awacs_ca = { 110 sizeof(struct awacs_softc), awacs_match, awacs_attach 111 }; 112 113 struct audio_hw_if awacs_hw_if = { 114 awacs_open, 115 awacs_close, 116 NULL, 117 awacs_query_encoding, 118 awacs_set_params, 119 awacs_round_blocksize, 120 NULL, 121 NULL, 122 NULL, 123 NULL, 124 NULL, 125 awacs_halt_output, 126 awacs_halt_input, 127 NULL, 128 awacs_getdev, 129 NULL, 130 awacs_set_port, 131 awacs_get_port, 132 awacs_query_devinfo, 133 NULL, 134 NULL, 135 awacs_round_buffersize, 136 awacs_mappage, 137 awacs_get_props, 138 awacs_trigger_output, 139 awacs_trigger_input, 140 }; 141 142 struct audio_device awacs_device = { 143 "AWACS", 144 "", 145 "awacs" 146 }; 147 148 /* register offset */ 149 #define AWACS_SOUND_CTRL 0x00 150 #define AWACS_CODEC_CTRL 0x10 151 #define AWACS_CODEC_STATUS 0x20 152 #define AWACS_CLIP_COUNT 0x30 153 #define AWACS_BYTE_SWAP 0x40 154 155 /* sound control */ 156 #define AWACS_INPUT_SUBFRAME0 0x00000001 157 #define AWACS_INPUT_SUBFRAME1 0x00000002 158 #define AWACS_INPUT_SUBFRAME2 0x00000004 159 #define AWACS_INPUT_SUBFRAME3 0x00000008 160 161 #define AWACS_OUTPUT_SUBFRAME0 0x00000010 162 #define AWACS_OUTPUT_SUBFRAME1 0x00000020 163 #define AWACS_OUTPUT_SUBFRAME2 0x00000040 164 #define AWACS_OUTPUT_SUBFRAME3 0x00000080 165 166 #define AWACS_RATE_44100 0x00000000 167 #define AWACS_RATE_29400 0x00000100 168 #define AWACS_RATE_22050 0x00000200 169 #define AWACS_RATE_17640 0x00000300 170 #define AWACS_RATE_14700 0x00000400 171 #define AWACS_RATE_11025 0x00000500 172 #define AWACS_RATE_8820 0x00000600 173 #define AWACS_RATE_7350 0x00000700 174 #define AWACS_RATE_MASK 0x00000700 175 176 /* codec control */ 177 #define AWACS_CODEC_ADDR0 0x00000000 178 #define AWACS_CODEC_ADDR1 0x00001000 179 #define AWACS_CODEC_ADDR2 0x00002000 180 #define AWACS_CODEC_ADDR4 0x00004000 181 #define AWACS_CODEC_EMSEL0 0x00000000 182 #define AWACS_CODEC_EMSEL1 0x00400000 183 #define AWACS_CODEC_EMSEL2 0x00800000 184 #define AWACS_CODEC_EMSEL4 0x00c00000 185 #define AWACS_CODEC_BUSY 0x01000000 186 187 /* cc0 */ 188 #define AWACS_DEFAULT_CD_GAIN 0x000000bb 189 #define AWACS_INPUT_CD 0x00000200 190 #define AWACS_INPUT_MIC 0x00000400 191 #define AWACS_INPUT_MASK 0x00000e00 192 193 /* cc1 */ 194 #define AWACS_MUTE_SPEAKER 0x00000080 195 #define AWACS_MUTE_HEADPHONE 0x00000200 196 197 int 198 awacs_match(parent, match, aux) 199 struct device *parent; 200 struct cfdata *match; 201 void *aux; 202 { 203 struct confargs *ca = aux; 204 205 if (strcmp(ca->ca_name, "awacs") != 0 && 206 strcmp(ca->ca_name, "davbus") != 0) 207 return 0; 208 209 if (ca->ca_nreg < 24 || ca->ca_nintr < 12) 210 return 0; 211 212 return 1; 213 } 214 215 void 216 awacs_attach(parent, self, aux) 217 struct device *parent; 218 struct device *self; 219 void *aux; 220 { 221 struct awacs_softc *sc = (struct awacs_softc *)self; 222 struct confargs *ca = aux; 223 224 ca->ca_reg[0] += ca->ca_baseaddr; 225 ca->ca_reg[2] += ca->ca_baseaddr; 226 ca->ca_reg[4] += ca->ca_baseaddr; 227 228 sc->sc_reg = mapiodev(ca->ca_reg[0], ca->ca_reg[1]); 229 230 sc->sc_odma = mapiodev(ca->ca_reg[2], ca->ca_reg[3]); /* out */ 231 sc->sc_idma = mapiodev(ca->ca_reg[4], ca->ca_reg[5]); /* in */ 232 sc->sc_odmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 233 sc->sc_idmacmd = dbdma_alloc(20 * sizeof(struct dbdma_command)); 234 235 intr_establish(ca->ca_intr[0], IST_LEVEL, IPL_AUDIO, awacs_intr, sc); 236 intr_establish(ca->ca_intr[1], IST_LEVEL, IPL_AUDIO, awacs_intr, sc); 237 intr_establish(ca->ca_intr[2], IST_LEVEL, IPL_AUDIO, awacs_intr, sc); 238 239 printf(": irq %d,%d,%d\n", 240 ca->ca_intr[0], ca->ca_intr[1], ca->ca_intr[2]); 241 242 sc->sc_soundctl = AWACS_INPUT_SUBFRAME0 | AWACS_OUTPUT_SUBFRAME0 | 243 AWACS_RATE_44100; 244 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 245 246 sc->sc_codecctl0 = AWACS_CODEC_ADDR0 | AWACS_CODEC_EMSEL0; 247 sc->sc_codecctl1 = AWACS_CODEC_ADDR1 | AWACS_CODEC_EMSEL0; 248 sc->sc_codecctl2 = AWACS_CODEC_ADDR2 | AWACS_CODEC_EMSEL0; 249 sc->sc_codecctl4 = AWACS_CODEC_ADDR4 | AWACS_CODEC_EMSEL0; 250 251 sc->sc_codecctl0 |= AWACS_INPUT_CD | AWACS_DEFAULT_CD_GAIN; 252 awacs_write_codec(sc, sc->sc_codecctl0); 253 254 /* Set initial volume[s] */ 255 awacs_set_speaker_volume(sc, 80, 80); 256 257 /* Set loopback (for CD?) */ 258 sc->sc_codecctl1 |= 0x440; 259 awacs_write_codec(sc, sc->sc_codecctl1); 260 261 sc->sc_output_mask = 1 << 0; 262 263 sc->sc_codecctl1 &= ~AWACS_MUTE_SPEAKER; 264 sc->sc_codecctl1 |= AWACS_MUTE_HEADPHONE; 265 awacs_write_codec(sc, sc->sc_codecctl1); 266 267 /* Enable interrupts and looping mode. */ 268 /* XXX ... */ 269 270 audio_attach_mi(&awacs_hw_if, sc, &sc->sc_dev); 271 } 272 273 u_int 274 awacs_read_reg(sc, reg) 275 struct awacs_softc *sc; 276 int reg; 277 { 278 char *addr = sc->sc_reg; 279 280 return in32rb(addr + reg); 281 } 282 283 void 284 awacs_write_reg(sc, reg, val) 285 struct awacs_softc *sc; 286 int reg, val; 287 { 288 char *addr = sc->sc_reg; 289 290 out32rb(addr + reg, val); 291 } 292 293 void 294 awacs_write_codec(sc, value) 295 struct awacs_softc *sc; 296 int value; 297 { 298 awacs_write_reg(sc, AWACS_CODEC_CTRL, value); 299 while (awacs_read_reg(sc, AWACS_CODEC_CTRL) & AWACS_CODEC_BUSY); 300 } 301 302 int 303 awacs_intr(v) 304 void *v; 305 { 306 struct awacs_softc *sc = v; 307 struct dbdma_command *cmd = sc->sc_odmacmd; 308 int count = sc->sc_opages; 309 int status; 310 311 /* Fill used buffer(s). */ 312 while (count-- > 0) { 313 /* if DBDMA_INT_ALWAYS */ 314 if (in16rb(&cmd->d_command) & 0x30) { /* XXX */ 315 status = in16rb(&cmd->d_status); 316 cmd->d_status = 0; 317 if (status) /* status == 0x8400 */ 318 if (sc->sc_ointr) 319 (*sc->sc_ointr)(sc->sc_oarg); 320 } 321 cmd++; 322 } 323 324 return 1; 325 } 326 327 int 328 awacs_open(h, flags) 329 void *h; 330 int flags; 331 { 332 return 0; 333 } 334 335 /* 336 * Close function is called at splaudio(). 337 */ 338 void 339 awacs_close(h) 340 void *h; 341 { 342 struct awacs_softc *sc = h; 343 344 awacs_halt_output(sc); 345 awacs_halt_input(sc); 346 347 sc->sc_ointr = 0; 348 sc->sc_iintr = 0; 349 } 350 351 int 352 awacs_query_encoding(h, ae) 353 void *h; 354 struct audio_encoding *ae; 355 { 356 switch (ae->index) { 357 case 0: 358 strcpy(ae->name, AudioEslinear); 359 ae->encoding = AUDIO_ENCODING_SLINEAR; 360 ae->precision = 16; 361 ae->flags = 0; 362 return 0; 363 case 1: 364 strcpy(ae->name, AudioEslinear_be); 365 ae->encoding = AUDIO_ENCODING_SLINEAR_BE; 366 ae->precision = 16; 367 ae->flags = 0; 368 return 0; 369 case 2: 370 strcpy(ae->name, AudioEslinear_le); 371 ae->encoding = AUDIO_ENCODING_SLINEAR_LE; 372 ae->precision = 16; 373 ae->flags = 0; 374 return 0; 375 case 3: 376 strcpy(ae->name, AudioEmulaw); 377 ae->encoding = AUDIO_ENCODING_ULAW; 378 ae->precision = 8; 379 ae->flags = AUDIO_ENCODINGFLAG_EMULATED; 380 return 0; 381 case 4: 382 strcpy(ae->name, AudioEalaw); 383 ae->encoding = AUDIO_ENCODING_ALAW; 384 ae->precision = 8; 385 ae->flags = AUDIO_ENCODINGFLAG_EMULATED; 386 return 0; 387 default: 388 return EINVAL; 389 } 390 } 391 392 static void 393 mono16_to_stereo16(v, p, cc) 394 void *v; 395 u_char *p; 396 int cc; 397 { 398 int x; 399 int16_t *src, *dst; 400 401 src = (void *)(p + cc); 402 dst = (void *)(p + cc * 2); 403 while (cc > 0) { 404 x = *--src; 405 *--dst = x; 406 *--dst = x; 407 cc -= 2; 408 } 409 } 410 411 int 412 awacs_set_params(h, setmode, usemode, play, rec) 413 void *h; 414 int setmode, usemode; 415 struct audio_params *play, *rec; 416 { 417 struct awacs_softc *sc = h; 418 struct audio_params *p; 419 int mode, rate; 420 421 /* 422 * This device only has one clock, so make the sample rates match. 423 */ 424 if (play->sample_rate != rec->sample_rate && 425 usemode == (AUMODE_PLAY | AUMODE_RECORD)) { 426 if (setmode == AUMODE_PLAY) { 427 rec->sample_rate = play->sample_rate; 428 setmode |= AUMODE_RECORD; 429 } else if (setmode == AUMODE_RECORD) { 430 play->sample_rate = rec->sample_rate; 431 setmode |= AUMODE_PLAY; 432 } else 433 return EINVAL; 434 } 435 436 for (mode = AUMODE_RECORD; mode != -1; 437 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) { 438 if ((setmode & mode) == 0) 439 continue; 440 441 p = mode == AUMODE_PLAY ? play : rec; 442 443 if (p->sample_rate < 4000 || p->sample_rate > 50000 || 444 (p->precision != 8 && p->precision != 16) || 445 (p->channels != 1 && p->channels != 2)) 446 return EINVAL; 447 448 p->factor = 1; 449 p->sw_code = 0; 450 awacs_write_reg(sc, AWACS_BYTE_SWAP, 0); 451 452 switch (p->encoding) { 453 454 case AUDIO_ENCODING_SLINEAR_LE: 455 awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); 456 case AUDIO_ENCODING_SLINEAR_BE: 457 if (p->channels == 1) { 458 p->factor = 2; 459 p->sw_code = mono16_to_stereo16; 460 break; 461 } 462 if (p->precision != 16) 463 return EINVAL; 464 /* p->sw_code = change_sign8; */ 465 break; 466 467 case AUDIO_ENCODING_ULINEAR_LE: 468 awacs_write_reg(sc, AWACS_BYTE_SWAP, 1); 469 case AUDIO_ENCODING_ULINEAR_BE: 470 if (p->precision == 16) 471 p->sw_code = change_sign16_be; 472 else 473 return EINVAL; 474 break; 475 476 case AUDIO_ENCODING_ULAW: 477 if (mode == AUMODE_PLAY) { 478 p->factor = 2; 479 p->sw_code = mulaw_to_slinear16_be; 480 } else 481 p->sw_code = ulinear8_to_mulaw; 482 break; 483 484 case AUDIO_ENCODING_ALAW: 485 if (mode == AUMODE_PLAY) { 486 p->factor = 2; 487 p->sw_code = alaw_to_slinear16_be; 488 } else 489 p->sw_code = ulinear8_to_alaw; 490 break; 491 492 default: 493 return EINVAL; 494 } 495 } 496 497 /* Set the speed */ 498 rate = p->sample_rate; 499 500 awacs_set_rate(sc, rate); 501 502 return 0; 503 } 504 505 int 506 awacs_round_blocksize(h, size) 507 void *h; 508 int size; 509 { 510 return size & ~PGOFSET; 511 } 512 513 int 514 awacs_halt_output(h) 515 void *h; 516 { 517 struct awacs_softc *sc = h; 518 519 dbdma_stop(sc->sc_odma); 520 dbdma_reset(sc->sc_odma); 521 return 0; 522 } 523 524 int 525 awacs_halt_input(h) 526 void *h; 527 { 528 struct awacs_softc *sc = h; 529 530 dbdma_stop(sc->sc_idma); 531 dbdma_reset(sc->sc_idma); 532 return 0; 533 } 534 535 int 536 awacs_getdev(h, retp) 537 void *h; 538 struct audio_device *retp; 539 { 540 *retp = awacs_device; 541 return 0; 542 } 543 544 enum { 545 AWACS_OUTPUT_SELECT, 546 AWACS_VOL_SPEAKER, 547 AWACS_VOL_HEADPHONE, 548 AWACS_OUTPUT_CLASS, 549 AWACS_MONITOR_CLASS, 550 AWACS_ENUM_LAST 551 }; 552 553 int 554 awacs_set_port(h, mc) 555 void *h; 556 mixer_ctrl_t *mc; 557 { 558 struct awacs_softc *sc = h; 559 int l, r; 560 561 DPRINTF("awacs_set_port dev = %d, type = %d\n", mc->dev, mc->type); 562 563 l = mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT]; 564 r = mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]; 565 566 switch (mc->dev) { 567 case AWACS_OUTPUT_SELECT: 568 printf("output_select mask = 0x%x\n", mc->un.mask); 569 sc->sc_output_mask = mc->un.mask; 570 return 0; 571 572 case AWACS_VOL_SPEAKER: 573 awacs_set_speaker_volume(sc, l, r); 574 return 0; 575 576 case AWACS_VOL_HEADPHONE: 577 awacs_set_ext_volume(sc, l, r); 578 return 0; 579 } 580 581 return ENXIO; 582 } 583 584 int 585 awacs_get_port(h, mc) 586 void *h; 587 mixer_ctrl_t *mc; 588 { 589 struct awacs_softc *sc = h; 590 int vol, l, r; 591 592 DPRINTF("awacs_get_port dev = %d, type = %d\n", mc->dev, mc->type); 593 594 switch (mc->dev) { 595 case AWACS_OUTPUT_SELECT: 596 mc->un.mask = sc->sc_output_mask; 597 return 0; 598 599 case AWACS_VOL_SPEAKER: 600 vol = sc->sc_codecctl4; 601 l = (15 - ((vol & 0x3c0) >> 6)) * 16; 602 r = (15 - (vol & 0x0f)) * 16; 603 mc->un.mask = 1 << 0; 604 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 605 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 606 return 0; 607 608 case AWACS_VOL_HEADPHONE: 609 vol = sc->sc_codecctl2; 610 l = (15 - ((vol & 0x3c0) >> 6)) * 16; 611 r = (15 - (vol & 0x0f)) * 16; 612 mc->un.mask = 1 << 1; 613 mc->un.value.level[AUDIO_MIXER_LEVEL_LEFT] = l; 614 mc->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = r; 615 return 0; 616 617 default: 618 return ENXIO; 619 } 620 621 return 0; 622 } 623 624 int 625 awacs_query_devinfo(h, dip) 626 void *h; 627 mixer_devinfo_t *dip; 628 { 629 630 DPRINTF("query_devinfo %d\n", dip->index); 631 632 switch (dip->index) { 633 634 case AWACS_OUTPUT_SELECT: 635 dip->mixer_class = AWACS_MONITOR_CLASS; 636 strcpy(dip->label.name, AudioNoutput); 637 dip->type = AUDIO_MIXER_SET; 638 dip->prev = dip->next = AUDIO_MIXER_LAST; 639 dip->un.s.num_mem = 2; 640 strcpy(dip->un.s.member[0].label.name, AudioNspeaker); 641 dip->un.s.member[0].mask = 1 << 0; 642 strcpy(dip->un.s.member[1].label.name, AudioNheadphone); 643 dip->un.s.member[1].mask = 1 << 1; 644 return 0; 645 646 case AWACS_VOL_SPEAKER: 647 dip->mixer_class = AWACS_OUTPUT_CLASS; 648 strcpy(dip->label.name, AudioNspeaker); 649 dip->type = AUDIO_MIXER_VALUE; 650 dip->prev = dip->next = AUDIO_MIXER_LAST; 651 dip->un.v.num_channels = 2; 652 strcpy(dip->un.v.units.name, AudioNvolume); 653 return 0; 654 655 case AWACS_VOL_HEADPHONE: 656 dip->mixer_class = AWACS_OUTPUT_CLASS; 657 strcpy(dip->label.name, AudioNheadphone); 658 dip->type = AUDIO_MIXER_VALUE; 659 dip->prev = dip->next = AUDIO_MIXER_LAST; 660 dip->un.v.num_channels = 2; 661 strcpy(dip->un.v.units.name, AudioNvolume); 662 return 0; 663 664 case AWACS_MONITOR_CLASS: 665 dip->mixer_class = AWACS_MONITOR_CLASS; 666 strcpy(dip->label.name, AudioCmonitor); 667 dip->type = AUDIO_MIXER_CLASS; 668 dip->next = dip->prev = AUDIO_MIXER_LAST; 669 return 0; 670 671 case AWACS_OUTPUT_CLASS: 672 dip->mixer_class = AWACS_OUTPUT_CLASS; 673 strcpy(dip->label.name, AudioCoutputs); 674 dip->type = AUDIO_MIXER_CLASS; 675 dip->next = dip->prev = AUDIO_MIXER_LAST; 676 return 0; 677 } 678 679 return ENXIO; 680 } 681 682 size_t 683 awacs_round_buffersize(h, dir, size) 684 void *h; 685 int dir; 686 size_t size; 687 { 688 if (size > 65536) 689 size = 65536; 690 return size; 691 } 692 693 paddr_t 694 awacs_mappage(h, mem, off, prot) 695 void *h; 696 void *mem; 697 off_t off; 698 int prot; 699 { 700 if (off < 0) 701 return -1; 702 return -1; /* XXX */ 703 } 704 705 int 706 awacs_get_props(h) 707 void *h; 708 { 709 return AUDIO_PROP_FULLDUPLEX /* | AUDIO_PROP_MMAP */; 710 } 711 712 int 713 awacs_trigger_output(h, start, end, bsize, intr, arg, param) 714 void *h; 715 void *start, *end; 716 int bsize; 717 void (*intr)(void *); 718 void *arg; 719 struct audio_params *param; 720 { 721 struct awacs_softc *sc = h; 722 struct dbdma_command *cmd = sc->sc_odmacmd; 723 vaddr_t va; 724 int i, len, intmode; 725 726 DPRINTF("trigger_output %p %p 0x%x\n", start, end, bsize); 727 728 sc->sc_ointr = intr; 729 sc->sc_oarg = arg; 730 sc->sc_opages = ((char *)end - (char *)start) / NBPG; 731 732 #ifdef DIAGNOSTIC 733 if (sc->sc_opages > 16) 734 panic("awacs_trigger_output"); 735 #endif 736 737 va = (vaddr_t)start; 738 len = 0; 739 for (i = sc->sc_opages; i > 0; i--) { 740 len += NBPG; 741 if (len < bsize) 742 intmode = DBDMA_INT_NEVER; 743 else { 744 len = 0; 745 intmode = DBDMA_INT_ALWAYS; 746 } 747 748 DBDMA_BUILD(cmd, DBDMA_CMD_OUT_MORE, 0, NBPG, vtophys(va), 749 intmode, DBDMA_WAIT_NEVER, DBDMA_BRANCH_NEVER); 750 va += NBPG; 751 cmd++; 752 } 753 754 DBDMA_BUILD(cmd, DBDMA_CMD_NOP, 0, 0, 0, 755 DBDMA_INT_NEVER, DBDMA_WAIT_NEVER, DBDMA_BRANCH_ALWAYS); 756 dbdma_st32(&cmd->d_cmddep, vtophys((vaddr_t)sc->sc_odmacmd)); 757 758 dbdma_start(sc->sc_odma, sc->sc_odmacmd); 759 760 return 0; 761 } 762 763 int 764 awacs_trigger_input(h, start, end, bsize, intr, arg, param) 765 void *h; 766 void *start, *end; 767 int bsize; 768 void (*intr)(void *); 769 void *arg; 770 struct audio_params *param; 771 { 772 printf("awacs_trigger_input called\n"); 773 774 return 1; 775 } 776 777 void 778 awacs_set_speaker_volume(sc, left, right) 779 struct awacs_softc *sc; 780 int left, right; 781 { 782 int lval = 15 - (left & 0xff) / 16; 783 int rval = 15 - (right & 0xff) / 16; 784 785 DPRINTF("speaker_volume %d %d\n", lval, rval); 786 787 sc->sc_codecctl4 &= ~0x3cf; 788 sc->sc_codecctl4 |= (lval << 6) | rval; 789 awacs_write_codec(sc, sc->sc_codecctl4); 790 } 791 792 void 793 awacs_set_ext_volume(sc, left, right) 794 struct awacs_softc *sc; 795 int left, right; 796 { 797 int lval = 15 - (left & 0xff) / 16; 798 int rval = 15 - (right & 0xff) / 16; 799 800 DPRINTF("ext_volume %d %d\n", lval, rval); 801 802 sc->sc_codecctl2 &= ~0x3cf; 803 sc->sc_codecctl2 |= (lval << 6) | rval; 804 awacs_write_codec(sc, sc->sc_codecctl2); 805 } 806 807 int 808 awacs_set_rate(sc, rate) 809 struct awacs_softc *sc; 810 int rate; 811 { 812 int c; 813 814 switch (rate) { 815 816 case 44100: 817 c = AWACS_RATE_44100; 818 break; 819 case 29400: 820 c = AWACS_RATE_29400; 821 break; 822 case 22050: 823 c = AWACS_RATE_22050; 824 break; 825 case 17640: 826 c = AWACS_RATE_17640; 827 break; 828 case 14700: 829 c = AWACS_RATE_14700; 830 break; 831 case 11025: 832 c = AWACS_RATE_11025; 833 break; 834 case 8820: 835 c = AWACS_RATE_8820; 836 break; 837 case 7350: 838 c = AWACS_RATE_7350; 839 break; 840 default: 841 return -1; 842 } 843 844 sc->sc_soundctl &= ~AWACS_RATE_MASK; 845 sc->sc_soundctl |= c; 846 awacs_write_reg(sc, AWACS_SOUND_CTRL, sc->sc_soundctl); 847 848 return 0; 849 } 850
Indexes created Wed Oct 22 13:09:56 GMT 2025