1 /* $NetBSD: toccata.c,v 1.11 2005/12/11 12:16:28 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 1998, 1999, 2001, 2002 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Paul Kranenburg and Ignatios Souvatzis. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: toccata.c,v 1.11 2005/12/11 12:16:28 christos Exp $"); 41 42 #include <sys/types.h> 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/kernel.h> 46 #include <sys/device.h> 47 #include <sys/fcntl.h> /* FREAD */ 48 49 #include <machine/bus.h> 50 51 #include <sys/audioio.h> 52 #include <dev/audio_if.h> 53 54 #include <dev/ic/ad1848reg.h> 55 #include <dev/ic/ad1848var.h> 56 57 #include <amiga/dev/zbusvar.h> 58 #include <amiga/amiga/isr.h> 59 60 61 /* Register offsets. XXX All of this is guesswork. */ 62 63 /* 64 * The Toccata board consists of: GALs for ZBus AutoConfig(tm) glue, GALs 65 * that interface the FIFO chips and the audio codec chip to the ZBus, 66 * an AD1848 (or AD1845), and 2 Integrated Device Technology 7202LA 67 * (1024x9bit FIFO) chips. 68 */ 69 70 #define TOCC_FIFO_STAT 0x1ffe 71 #define TOCC_FIFO_DATA 0x2000 72 73 /* 74 * I don't know whether the AD1848 PIO data registers are connected... and 75 * at 2 or 3 accesses to read or write a data byte in the best case, I better 76 * don't even think about it. The AD1848 address/status and data port are 77 * here: 78 */ 79 #define TOCC_CODEC_ADDR 0x67FF 80 #define TOCC_CODEC_STAT TOCC_CODEC_ADDR 81 #define TOCC_CODEC_REG 0x6801 82 83 /* fifo status bits, read */ 84 85 #define TOCC_FIFO_INT 0x80 /* active low; together with one of those: */ 86 87 #define TOCC_FIFO_PBHE 0x08 /* playback fifo is half empty (active high) */ 88 #define TOCC_FIFO_CPHF 0x04 /* capture fifo is half full (active high) */ 89 90 /* fifo status bits, write */ 91 92 /* 93 * seems to work like this: 94 * init: write 2; delay; write 1 95 * 96 * capture: write 1; write 1+4+8+0x40 (0x4D) 97 * capt. int: read 512 bytes out of fifo. 98 * capt. int off by writing 1+4+8 (0x0D) 99 * 100 * playback: write 1; write 1 + 0x10; (0x11) 101 * 3/4 fill fifo with silence; init codec; 102 * write 1+4+0x10+0x80 (0x95) 103 * pb int: write 512 bytes to fifo 104 * pb int off by writing 1+4+0x10 (0x15) 105 */ 106 107 #define TOCC_RST 0x02 108 #define TOCC_ACT 0x01 109 #define TOCC_MAGIC 0x04 110 111 #define TOCC_PB_INTENA 0x80 112 #define TOCC_PB_FILL 0x10 113 114 #define TOCC_PB_PREP (TOCC_ACT + TOCC_PB_FILL) 115 #define TOCC_PB_TAIL (TOCC_PB_PREP + TOCC_MAGIC) 116 #define TOCC_PB_MAIN (TOCC_PB_TAIL + TOCC_PB_INTENA) 117 118 #define TOCC_CP_INTENA 0x40 119 #define TOCC_CP_RUN 0x08 120 121 #define TOCC_CP_TAIL (TOCC_ACT + TOCC_CP_RUN) 122 #define TOCC_CP_MAIN (TOCC_CP_TAIL + TOCC_CP_INTENA + TOCC_MAGIC) 123 124 /* 125 * For the port stuff. Similar to the cs4231 table, but MONO is not wired 126 * on the Toccata, which was designed for the AD1848. Also we know how 127 * to handle input. 128 */ 129 130 #define TOCCATA_INPUT_CLASS 0 131 #define TOCCATA_OUTPUT_CLASS 1 132 #define TOCCATA_MONITOR_CLASS 2 133 #define TOCCATA_RECORD_CLASS 3 134 135 #define TOCCATA_RECORD_SOURCE 4 136 #define TOCCATA_REC_LVL 5 137 138 #define TOCCATA_MIC_IN_LVL 6 139 140 #define TOCCATA_AUX1_LVL 7 141 #define TOCCATA_AUX1_MUTE 8 142 143 #define TOCCATA_AUX2_LVL 9 144 #define TOCCATA_AUX2_MUTE 10 145 146 #define TOCCATA_MONITOR_LVL 11 147 #define TOCCATA_MONITOR_MUTE 12 148 #define TOCCATA_OUTPUT_LVL 13 149 150 /* only on AD1845 in mode 2 */ 151 152 #define TOCCATA_LINE_IN_LVL 14 153 #define TOCCATA_LINE_IN_MUTE 15 154 155 /* special, need support */ 156 #define TOCCATA_MIC_LVL 16 157 #define TOCCATA_MIC_MUTE 17 158 159 160 161 /* prototypes */ 162 163 int toccata_intr(void *); 164 int toccata_readreg(struct ad1848_softc *, int); 165 void toccata_writereg(struct ad1848_softc *, int, int); 166 167 int toccata_round_blocksize(void *, int, int, const audio_params_t *); 168 size_t toccata_round_buffersize(void *, int, size_t); 169 170 int toccata_open(void *, int); 171 void toccata_close(void *); 172 int toccata_getdev(void *, struct audio_device *); 173 int toccata_get_props(void *); 174 175 int toccata_halt_input(void *); 176 int toccata_halt_output(void *); 177 int toccata_start_input(void *, void *, int, void (*)(void *), void *); 178 int toccata_start_output(void *, void *, int, void (*)(void *), void *); 179 180 /* I suspect those should be in a shared file */ 181 int toccata_set_port(void *, mixer_ctrl_t *); 182 int toccata_get_port(void *, mixer_ctrl_t *); 183 int toccata_query_devinfo(void *, mixer_devinfo_t *); 184 185 const struct audio_hw_if audiocs_hw_if = { 186 toccata_open, 187 toccata_close, 188 0, /* 189 * XXX toccata_drain could be written: 190 * sleep for play interrupt. This loses less then 512 bytes of 191 * sample data, otherwise up to 1024. 192 */ 193 ad1848_query_encoding, 194 ad1848_set_params, 195 toccata_round_blocksize, 196 ad1848_commit_settings, 197 0, /* init_output */ /* XXX need this to prefill? */ 198 0, /* init_input */ 199 toccata_start_output, 200 toccata_start_input, 201 toccata_halt_output, 202 toccata_halt_input, 203 0, /* speaker */ 204 toccata_getdev, 205 0, /* setfd */ 206 toccata_set_port, 207 toccata_get_port, 208 toccata_query_devinfo, 209 0, /* alloc/free */ 210 0, 211 toccata_round_buffersize, /* round_buffer */ 212 0, /* mappage */ 213 toccata_get_props, 214 0, /* trigger_output */ 215 0, 216 }; 217 218 struct toccata_softc { 219 struct ad1848_softc sc_ad; 220 struct isr sc_isr; 221 volatile uint8_t *sc_boardp; /* only need a few addresses! */ 222 223 void (*sc_captmore)(void *); 224 void *sc_captarg; 225 void *sc_captbuf; 226 int sc_captbufsz; 227 228 void (*sc_playmore)(void *); 229 void *sc_playarg; 230 }; 231 232 int toccata_match(struct device *, struct cfdata *, void *); 233 void toccata_attach(struct device *, struct device *, void *); 234 235 CFATTACH_DECL(toccata, sizeof(struct toccata_softc), 236 toccata_match, toccata_attach, NULL, NULL); 237 238 int 239 toccata_match(struct device *parent, struct cfdata *cfp, void *aux) 240 { 241 struct zbus_args *zap; 242 243 zap = aux; 244 245 if (zap->manid != 18260) 246 return (0); 247 248 if (zap->prodid != 12) 249 return (0); 250 251 return (1); 252 } 253 254 void 255 toccata_attach(struct device *parent, struct device *self, void *aux) 256 { 257 struct toccata_softc *sc; 258 struct ad1848_softc *asc; 259 struct zbus_args *zap; 260 volatile uint8_t *boardp; 261 262 sc = (struct toccata_softc *)self; 263 asc = &sc->sc_ad; 264 zap = aux; 265 266 boardp = (volatile uint8_t *)zap->va; 267 sc->sc_boardp = boardp; 268 269 *boardp = TOCC_RST; 270 delay(500000); /* look up value */ 271 *boardp = TOCC_ACT; 272 273 asc->parent = sc; 274 asc->sc_readreg = toccata_readreg; 275 asc->sc_writereg = toccata_writereg; 276 277 asc->chip_name = "ad1848"; 278 asc->mode = 1; 279 ad1848_attach(asc); 280 printf("\n"); 281 282 sc->sc_captbuf = 0; 283 sc->sc_playmore = 0; 284 285 sc->sc_isr.isr_ipl = 6; 286 sc->sc_isr.isr_arg = sc; 287 sc->sc_isr.isr_intr = toccata_intr; 288 add_isr(&sc->sc_isr); 289 290 audio_attach_mi(&audiocs_hw_if, sc, &asc->sc_dev); 291 292 } 293 294 /* interrupt handler */ 295 int 296 toccata_intr(void *tag) { 297 struct toccata_softc *sc; 298 uint8_t *buf; 299 volatile uint8_t *fifo; 300 uint8_t status; 301 int i; 302 303 sc = tag; 304 status = *(sc->sc_boardp); 305 306 if (status & TOCC_FIFO_INT) /* active low */ 307 return 0; 308 309 if (status & TOCC_FIFO_PBHE) { 310 if (sc->sc_playmore) { 311 (*sc->sc_playmore)(sc->sc_playarg); 312 return 1; 313 } 314 } else if (status & TOCC_FIFO_CPHF) { 315 if (sc->sc_captbuf) { 316 buf = sc->sc_captbuf; 317 fifo = sc->sc_boardp + TOCC_FIFO_DATA; 318 319 for (i = sc->sc_captbufsz/4 - 1; i>=0; --i) { 320 *buf++ = *fifo; 321 *buf++ = *fifo; 322 *buf++ = *fifo; 323 *buf++ = *fifo; 324 } 325 326 /* XXX if (sc->sc_captmore) { */ 327 (*sc->sc_captmore)(sc->sc_captarg); 328 return 1; 329 } 330 } 331 332 /* 333 * Something is wrong; switch interrupts off to avoid wedging the 334 * machine, and notify the alpha tester. 335 * Normally, the halt_* functions should have switched off the 336 * FIFO interrupt. 337 */ 338 #ifdef DEBUG 339 printf("%s: got unexpected interrupt %x\n", sc->sc_ad.sc_dev.dv_xname, 340 status); 341 #endif 342 *sc->sc_boardp = TOCC_ACT; 343 return 1; 344 } 345 346 /* support for ad1848 functions */ 347 348 int 349 toccata_readreg(struct ad1848_softc *asc, int offset) 350 { 351 struct toccata_softc *sc; 352 353 sc = (struct toccata_softc *)asc; 354 return *(sc->sc_boardp + TOCC_CODEC_ADDR + 355 offset * (TOCC_CODEC_REG - TOCC_CODEC_ADDR)); 356 } 357 358 void 359 toccata_writereg(struct ad1848_softc *asc, int offset, int value) 360 { 361 struct toccata_softc *sc; 362 363 sc = (struct toccata_softc *)asc; 364 *(sc->sc_boardp + TOCC_CODEC_ADDR + 365 offset * (TOCC_CODEC_REG - TOCC_CODEC_ADDR)) = value; 366 } 367 368 /* our own copy of open/close; we don't ever enable the ad1848 interrupts */ 369 int 370 toccata_open(void *addr, int flags) 371 { 372 struct toccata_softc *sc; 373 struct ad1848_softc *asc; 374 375 sc = addr; 376 asc = &sc->sc_ad; 377 378 asc->open_mode = flags; 379 /* If recording && monitoring, the playback part is also used. */ 380 if (flags & FREAD && asc->mute[AD1848_MONITOR_CHANNEL] == 0) 381 ad1848_mute_wave_output(asc, WAVE_UNMUTE1, 1); 382 383 #ifdef AUDIO_DEBUG 384 if (ad1848debug) 385 ad1848_dump_regs(asc); 386 #endif 387 388 return 0; 389 } 390 391 void 392 toccata_close(void *addr) 393 { 394 struct toccata_softc *sc; 395 struct ad1848_softc *asc; 396 unsigned reg; 397 398 sc = addr; 399 asc = &sc->sc_ad; 400 asc->open_mode = 0; 401 402 ad1848_mute_wave_output(asc, WAVE_UNMUTE1, 0); 403 404 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG); 405 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, 406 (reg & ~(CAPTURE_ENABLE|PLAYBACK_ENABLE))); 407 408 /* Disable interrupts */ 409 *sc->sc_boardp = TOCC_ACT; 410 #ifdef AUDIO_DEBUG 411 if (ad1848debug) 412 ad1848_dump_regs(asc); 413 #endif 414 } 415 416 int 417 toccata_round_blocksize(void *addr, int blk, 418 int mode, const audio_params_t *param) 419 { 420 int ret; 421 422 ret = blk > 512 ? 512 : (blk & -4); 423 424 return ret; 425 } 426 427 size_t 428 toccata_round_buffersize(void *addr, int direction, size_t suggested) 429 { 430 431 return suggested & -4; 432 } 433 434 struct audio_device toccata_device = { 435 "toccata", "x", "audio" 436 }; 437 438 int 439 toccata_getdev(void *addr, struct audio_device *retp) 440 { 441 442 *retp = toccata_device; 443 return 0; 444 } 445 446 int 447 toccata_get_props(void *addr) 448 { 449 return 0; 450 } 451 452 int 453 toccata_halt_input(void *addr) 454 { 455 struct toccata_softc *sc; 456 struct ad1848_softc *asc; 457 unsigned reg; 458 459 sc = addr; 460 asc = &sc->sc_ad; 461 462 /* we're half_duplex; be brutal */ 463 *sc->sc_boardp = TOCC_CP_TAIL; 464 sc->sc_captmore = 0; 465 sc->sc_captbuf = 0; 466 467 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG); 468 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, (reg & ~CAPTURE_ENABLE)); 469 470 return 0; 471 } 472 473 int 474 toccata_start_input(void *addr, void *block, int blksize, 475 void (*intr)(void *), void *intrarg) 476 { 477 struct toccata_softc *sc; 478 unsigned int reg; 479 volatile uint8_t *cmd; 480 481 sc = addr; 482 cmd = sc->sc_boardp; 483 484 if (sc->sc_captmore == 0) { 485 486 /* we're half-duplex, be brutal */ 487 *cmd = TOCC_ACT; 488 *cmd = TOCC_CP_MAIN; 489 490 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG); 491 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, 492 (reg | CAPTURE_ENABLE)); 493 494 } 495 496 sc->sc_captarg = intrarg; 497 sc->sc_captmore = intr; 498 sc->sc_captbuf = (uint8_t *)block; 499 sc->sc_captbufsz = blksize; 500 501 return 0; 502 } 503 504 int 505 toccata_halt_output(void *addr) 506 { 507 struct toccata_softc *sc; 508 struct ad1848_softc *asc; 509 unsigned int reg; 510 511 sc = addr; 512 asc = &sc->sc_ad; 513 514 /* we're half_duplex; be brutal */ 515 *sc->sc_boardp = TOCC_PB_TAIL; 516 sc->sc_playmore = 0; 517 518 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG); 519 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, (reg & ~PLAYBACK_ENABLE)); 520 521 return 0; 522 } 523 524 int 525 toccata_start_output(void *addr, void *block, int blksize, 526 void (*intr)(void*), void *intrarg) 527 { 528 struct toccata_softc *sc; 529 unsigned reg; 530 int i; 531 volatile uint8_t *cmd, *fifo; 532 uint8_t *buf; 533 534 sc = addr; 535 buf = block; 536 537 cmd = sc->sc_boardp; 538 fifo = sc->sc_boardp + TOCC_FIFO_DATA; 539 540 if (sc->sc_playmore == 0) { 541 *cmd = TOCC_ACT; 542 *cmd = TOCC_PB_PREP; 543 } 544 545 /* 546 * We rounded the blocksize to a multiple of 4 bytes. Modest 547 * unrolling saves 2% of cputime playing 48000 16bit stereo 548 * on 68040/25MHz. 549 */ 550 551 for (i = blksize/4 - 1; i>=0; --i) { 552 *fifo = *buf++; 553 *fifo = *buf++; 554 *fifo = *buf++; 555 *fifo = *buf++; 556 } 557 558 if (sc->sc_playmore == 0) { 559 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG); 560 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, 561 (reg | PLAYBACK_ENABLE)); 562 563 /* we're half-duplex, be brutal */ 564 *sc->sc_boardp = TOCC_PB_MAIN; 565 } 566 567 sc->sc_playarg = intrarg; 568 sc->sc_playmore = intr; 569 570 return 0; 571 } 572 573 static ad1848_devmap_t csmapping[] = { 574 { TOCCATA_MIC_IN_LVL, AD1848_KIND_MICGAIN, -1 }, 575 { TOCCATA_AUX1_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL }, 576 { TOCCATA_AUX1_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL }, 577 { TOCCATA_AUX2_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL }, 578 { TOCCATA_AUX2_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL }, 579 { TOCCATA_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL }, 580 { TOCCATA_MONITOR_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL }, 581 { TOCCATA_MONITOR_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL }, 582 { TOCCATA_REC_LVL, AD1848_KIND_RECORDGAIN, -1 }, 583 { TOCCATA_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 }, 584 /* only in mode 2: */ 585 { TOCCATA_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL }, 586 { TOCCATA_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL }, 587 }; 588 589 #define nummap (sizeof(csmapping) / sizeof(csmapping[0])) 590 591 int 592 toccata_set_port(void *addr, mixer_ctrl_t *cp) 593 { 594 struct ad1848_softc *ac; 595 596 /* printf("set_port(%d)\n", cp->dev); */ 597 ac = addr; 598 return ad1848_mixer_set_port(ac, csmapping, 599 ac->mode == 2 ? nummap : nummap - 2, cp); 600 } 601 602 int 603 toccata_get_port(void *addr, mixer_ctrl_t *cp) 604 { 605 struct ad1848_softc *ac; 606 607 /* printf("get_port(%d)\n", cp->dev); */ 608 ac = addr; 609 return ad1848_mixer_get_port(ac, csmapping, 610 ac->mode == 2 ? nummap : nummap - 2, cp); 611 } 612 613 int 614 toccata_query_devinfo(void *addr, mixer_devinfo_t *dip) 615 { 616 617 switch(dip->index) { 618 case TOCCATA_MIC_IN_LVL: /* Microphone */ 619 dip->type = AUDIO_MIXER_VALUE; 620 dip->mixer_class = TOCCATA_INPUT_CLASS; 621 dip->prev = dip->next = AUDIO_MIXER_LAST; 622 strcpy(dip->label.name, AudioNmicrophone); 623 dip->un.v.num_channels = 1; 624 strcpy(dip->un.v.units.name, AudioNvolume); 625 break; 626 #if 0 627 628 case TOCCATA_MONO_LVL: /* mono/microphone mixer */ 629 dip->type = AUDIO_MIXER_VALUE; 630 dip->mixer_class = TOCCATA_INPUT_CLASS; 631 dip->prev = AUDIO_MIXER_LAST; 632 dip->next = TOCCATA_MONO_MUTE; 633 strcpy(dip->label.name, AudioNmicrophone); 634 dip->un.v.num_channels = 1; 635 strcpy(dip->un.v.units.name, AudioNvolume); 636 break; 637 #endif 638 639 case TOCCATA_AUX1_LVL: /* dacout */ 640 dip->type = AUDIO_MIXER_VALUE; 641 dip->mixer_class = TOCCATA_INPUT_CLASS; 642 dip->prev = AUDIO_MIXER_LAST; 643 dip->next = TOCCATA_AUX1_MUTE; 644 strcpy(dip->label.name, "aux1"); 645 dip->un.v.num_channels = 2; 646 strcpy(dip->un.v.units.name, AudioNvolume); 647 break; 648 649 case TOCCATA_AUX1_MUTE: 650 dip->mixer_class = TOCCATA_INPUT_CLASS; 651 dip->type = AUDIO_MIXER_ENUM; 652 dip->prev = TOCCATA_AUX1_LVL; 653 dip->next = AUDIO_MIXER_LAST; 654 goto mute; 655 656 657 658 case TOCCATA_AUX2_LVL: 659 dip->type = AUDIO_MIXER_VALUE; 660 dip->mixer_class = TOCCATA_INPUT_CLASS; 661 dip->prev = AUDIO_MIXER_LAST; 662 dip->next = TOCCATA_AUX2_MUTE; 663 strcpy(dip->label.name, "aux2"); 664 dip->un.v.num_channels = 2; 665 strcpy(dip->un.v.units.name, AudioNvolume); 666 break; 667 668 case TOCCATA_AUX2_MUTE: 669 dip->mixer_class = TOCCATA_INPUT_CLASS; 670 dip->type = AUDIO_MIXER_ENUM; 671 dip->prev = TOCCATA_AUX2_LVL; 672 dip->next = AUDIO_MIXER_LAST; 673 goto mute; 674 675 676 case TOCCATA_MONITOR_LVL: /* monitor level */ 677 dip->type = AUDIO_MIXER_VALUE; 678 dip->mixer_class = TOCCATA_MONITOR_CLASS; 679 dip->next = TOCCATA_MONITOR_MUTE; 680 dip->prev = AUDIO_MIXER_LAST; 681 strcpy(dip->label.name, AudioNmonitor); 682 dip->un.v.num_channels = 1; 683 strcpy(dip->un.v.units.name, AudioNvolume); 684 break; 685 686 case TOCCATA_OUTPUT_LVL: /* output volume */ 687 dip->type = AUDIO_MIXER_VALUE; 688 dip->mixer_class = TOCCATA_OUTPUT_CLASS; 689 dip->prev = dip->next = AUDIO_MIXER_LAST; 690 strcpy(dip->label.name, AudioNmaster); 691 dip->un.v.num_channels = 2; 692 strcpy(dip->un.v.units.name, AudioNvolume); 693 break; 694 #if 0 695 case TOCCATA_LINE_IN_LVL: /* line */ 696 dip->type = AUDIO_MIXER_VALUE; 697 dip->mixer_class = TOCCATA_INPUT_CLASS; 698 dip->prev = AUDIO_MIXER_LAST; 699 dip->next = TOCCATA_LINE_IN_MUTE; 700 strcpy(dip->label.name, AudioNline); 701 dip->un.v.num_channels = 2; 702 strcpy(dip->un.v.units.name, AudioNvolume); 703 break; 704 705 case TOCCATA_LINE_IN_MUTE: 706 dip->mixer_class = TOCCATA_INPUT_CLASS; 707 dip->type = AUDIO_MIXER_ENUM; 708 dip->prev = TOCCATA_LINE_IN_LVL; 709 dip->next = AUDIO_MIXER_LAST; 710 goto mute; 711 #endif 712 case TOCCATA_MONITOR_MUTE: 713 dip->mixer_class = TOCCATA_MONITOR_CLASS; 714 dip->type = AUDIO_MIXER_ENUM; 715 dip->prev = TOCCATA_MONITOR_LVL; 716 dip->next = AUDIO_MIXER_LAST; 717 mute: 718 strcpy(dip->label.name, AudioNmute); 719 dip->un.e.num_mem = 2; 720 strcpy(dip->un.e.member[0].label.name, AudioNoff); 721 dip->un.e.member[0].ord = 0; 722 strcpy(dip->un.e.member[1].label.name, AudioNon); 723 dip->un.e.member[1].ord = 1; 724 break; 725 726 case TOCCATA_REC_LVL: /* record level */ 727 dip->type = AUDIO_MIXER_VALUE; 728 dip->mixer_class = TOCCATA_INPUT_CLASS; 729 dip->prev = AUDIO_MIXER_LAST; 730 dip->next = TOCCATA_RECORD_SOURCE; 731 strcpy(dip->label.name, AudioNrecord); 732 dip->un.v.num_channels = 2; 733 strcpy(dip->un.v.units.name, AudioNvolume); 734 break; 735 736 case TOCCATA_RECORD_SOURCE: 737 dip->mixer_class = TOCCATA_RECORD_CLASS; 738 dip->type = AUDIO_MIXER_ENUM; 739 dip->prev = TOCCATA_REC_LVL; 740 dip->next = AUDIO_MIXER_LAST; 741 strcpy(dip->label.name, AudioNsource); 742 dip->un.e.num_mem = 4; 743 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone); 744 dip->un.e.member[1].ord = MIC_IN_PORT; 745 strcpy(dip->un.e.member[1].label.name, AudioNline); 746 dip->un.e.member[3].ord = LINE_IN_PORT; 747 strcpy(dip->un.e.member[2].label.name, "aux1"); 748 dip->un.e.member[2].ord = AUX1_IN_PORT; 749 strcpy(dip->un.e.member[3].label.name, AudioNoutput); 750 dip->un.e.member[0].ord = DAC_IN_PORT; 751 break; 752 753 case TOCCATA_INPUT_CLASS: /* input class descriptor */ 754 dip->type = AUDIO_MIXER_CLASS; 755 dip->mixer_class = TOCCATA_INPUT_CLASS; 756 dip->next = dip->prev = AUDIO_MIXER_LAST; 757 strcpy(dip->label.name, AudioCinputs); 758 break; 759 760 case TOCCATA_OUTPUT_CLASS: /* output class descriptor */ 761 dip->type = AUDIO_MIXER_CLASS; 762 dip->mixer_class = TOCCATA_OUTPUT_CLASS; 763 dip->next = dip->prev = AUDIO_MIXER_LAST; 764 strcpy(dip->label.name, AudioCoutputs); 765 break; 766 767 case TOCCATA_MONITOR_CLASS: /* monitor class descriptor */ 768 dip->type = AUDIO_MIXER_CLASS; 769 dip->mixer_class = TOCCATA_MONITOR_CLASS; 770 dip->next = dip->prev = AUDIO_MIXER_LAST; 771 strcpy(dip->label.name, AudioCmonitor); 772 break; 773 774 case TOCCATA_RECORD_CLASS: /* record source class */ 775 dip->type = AUDIO_MIXER_CLASS; 776 dip->mixer_class = TOCCATA_RECORD_CLASS; 777 dip->next = dip->prev = AUDIO_MIXER_LAST; 778 strcpy(dip->label.name, AudioCrecord); 779 break; 780 781 default: 782 return ENXIO; 783 /*NOTREACHED*/ 784 } 785 786 return 0; 787 } 788