toccata.c revision 1.2.4.3 1 /* $NetBSD: toccata.c,v 1.2.4.3 2002/04/01 07:39:00 nathanw 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 1.2.4.3 2002/04/01 07:39:00 nathanw 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
55 #include <dev/ic/ad1848reg.h>
56 #include <dev/ic/ad1848var.h>
57
58 #include <amiga/dev/zbusvar.h>
59 #include <amiga/amiga/isr.h>
60
61
62 /* Register offsets. XXX All of this is guesswork. */
63
64 /*
65 * The Toccata board consists of: GALs for ZBus AutoConfig(tm) glue, GALs
66 * that interface the FIFO chips and the audio codec chip to the ZBus,
67 * an AD1848 (or AD1845), and 2 Integrated Device Technology 7202LA
68 * (1024x9bit FIFO) chips.
69 */
70
71 #define TOCC_FIFO_STAT 0x1ffe
72 #define TOCC_FIFO_DATA 0x2000
73
74 /*
75 * I don't know whether the AD1848 PIO data registers are connected... and
76 * at 2 or 3 accesses to read or write a data byte in the best case, I better
77 * don't even think about it. The AD1848 address/status and data port are
78 * here:
79 */
80 #define TOCC_CODEC_ADDR 0x67FF
81 #define TOCC_CODEC_STAT TOCC_CODEC_ADDR
82 #define TOCC_CODEC_REG 0x6801
83
84 /* fifo status bits, read */
85
86 #define TOCC_FIFO_INT 0x80 /* active low; together with one of those: */
87
88 #define TOCC_FIFO_PBHE 0x08 /* playback fifo is half empty (active high) */
89 #define TOCC_FIFO_CPHF 0x04 /* capture fifo is half full (active high) */
90
91 /* fifo status bits, write */
92
93 /*
94 * seems to work like this:
95 * init: write 2; delay; write 1
96 *
97 * capture: write 1; write 1+4+8+0x40 (0x4D)
98 * capt. int: read 512 bytes out of fifo.
99 * capt. int off by writing 1+4+8 (0x0D)
100 *
101 * playback: write 1; write 1 + 0x10; (0x11)
102 * 3/4 fill fifo with silence; init codec;
103 * write 1+4+0x10+0x80 (0x95)
104 * pb int: write 512 bytes to fifo
105 * pb int off by writing 1+4+0x10 (0x15)
106 */
107
108 #define TOCC_RST 0x02
109 #define TOCC_ACT 0x01
110 #define TOCC_MAGIC 0x04
111
112 #define TOCC_PB_INTENA 0x80
113 #define TOCC_PB_FILL 0x10
114
115 #define TOCC_PB_PREP (TOCC_ACT + TOCC_PB_FILL)
116 #define TOCC_PB_TAIL (TOCC_PB_PREP + TOCC_MAGIC)
117 #define TOCC_PB_MAIN (TOCC_PB_TAIL + TOCC_PB_INTENA)
118
119 #define TOCC_CP_INTENA 0x40
120 #define TOCC_CP_RUN 0x08
121
122 #define TOCC_CP_TAIL (TOCC_ACT + TOCC_CP_RUN)
123 #define TOCC_CP_MAIN (TOCC_CP_TAIL + TOCC_CP_INTENA + TOCC_MAGIC)
124
125 /*
126 * For the port stuff. Similar to the cs4231 table, but MONO is not wired
127 * on the Toccata, which was designed for the AD1848. Also we know how
128 * to handle input.
129 */
130
131 #define TOCCATA_INPUT_CLASS 0
132 #define TOCCATA_OUTPUT_CLASS 1
133 #define TOCCATA_MONITOR_CLASS 2
134 #define TOCCATA_RECORD_CLASS 3
135
136 #define TOCCATA_RECORD_SOURCE 4
137 #define TOCCATA_REC_LVL 5
138
139 #define TOCCATA_MIC_IN_LVL 6
140
141 #define TOCCATA_AUX1_LVL 7
142 #define TOCCATA_AUX1_MUTE 8
143
144 #define TOCCATA_AUX2_LVL 9
145 #define TOCCATA_AUX2_MUTE 10
146
147 #define TOCCATA_MONITOR_LVL 11
148 #define TOCCATA_MONITOR_MUTE 12
149 #define TOCCATA_OUTPUT_LVL 13
150
151 /* only on AD1845 in mode 2 */
152
153 #define TOCCATA_LINE_IN_LVL 14
154 #define TOCCATA_LINE_IN_MUTE 15
155
156 /* special, need support */
157 #define TOCCATA_MIC_LVL 16
158 #define TOCCATA_MIC_MUTE 17
159
160
161
162 /* prototypes */
163
164 int toccata_intr(void *);
165 int toccata_readreg(struct ad1848_softc *, int);
166 void toccata_writereg(struct ad1848_softc *, int, int);
167
168 int toccata_round_blocksize(void *, int);
169 size_t toccata_round_buffersize(void *, int, size_t);
170
171 int toccata_open(void *, int);
172 void toccata_close(void *);
173 int toccata_getdev(void *, struct audio_device *);
174 int toccata_get_props(void *);
175
176 int toccata_halt_input(void *);
177 int toccata_halt_output(void *);
178 int toccata_start_input(void *, void *, int, void (*)(void *), void *);
179 int toccata_start_output(void *, void *, int, void (*)(void *), void *);
180
181 /* I suspect those should be in a shared file */
182 int toccata_set_port(void *, mixer_ctrl_t *);
183 int toccata_get_port(void *, mixer_ctrl_t *);
184 int toccata_query_devinfo(void *, mixer_devinfo_t *);
185
186 struct audio_hw_if audiocs_hw_if = {
187 toccata_open,
188 toccata_close,
189 0, /*
190 * XXX toccata_drain could be written:
191 * sleep for play interupt. This loses less then 512 bytes of
192 * sample data, otherwise up to 1024.
193 */
194 ad1848_query_encoding,
195 ad1848_set_params,
196 toccata_round_blocksize,
197 ad1848_commit_settings,
198 0, /* init_output */ /* XXX need this to prefill? */
199 0, /* init_input */
200 toccata_start_output,
201 toccata_start_input,
202 toccata_halt_output,
203 toccata_halt_input,
204 0, /* speaker */
205 toccata_getdev,
206 0, /* setfd */
207 toccata_set_port,
208 toccata_get_port,
209 toccata_query_devinfo,
210 0, /* alloc/free */
211 0,
212 toccata_round_buffersize, /* round_buffer */
213 0, /* mappage */
214 toccata_get_props,
215 0, /* trigger_output */
216 0,
217 };
218
219 struct toccata_softc {
220 struct ad1848_softc sc_ad;
221 struct isr sc_isr;
222 volatile u_int8_t *sc_boardp; /* only need a few addresses! */
223
224 void (*sc_captmore)(void *);
225 void *sc_captarg;
226 void *sc_captbuf;
227 int sc_captbufsz;
228
229 void (*sc_playmore)(void *);
230 void *sc_playarg;
231 };
232
233 int toccata_match (struct device *, struct cfdata *, void *);
234 void toccata_attach (struct device *, struct device *, void *);
235
236 struct cfattach toccata_ca = {
237 sizeof(struct toccata_softc), toccata_match, toccata_attach
238 };
239
240 int
241 toccata_match(struct device *parent, struct cfdata *cfp, void *aux) {
242 struct zbus_args *zap;
243
244 zap = aux;
245
246 if (zap->manid != 18260)
247 return (0);
248
249 if (zap->prodid != 12)
250 return (0);
251
252 return (1);
253 }
254
255 void
256 toccata_attach(struct device *parent, struct device *self, void *aux) {
257 struct toccata_softc *sc;
258 struct ad1848_softc *asc;
259 struct zbus_args *zap;
260
261 volatile u_int8_t *boardp;
262
263 sc = (struct toccata_softc *)self;
264 asc = &sc->sc_ad;
265 zap = aux;
266
267 boardp = (volatile u_int8_t *)zap->va;
268 sc->sc_boardp = boardp;
269
270 *boardp = TOCC_RST;
271 delay(500000); /* look up value */
272 *boardp = TOCC_ACT;
273
274 asc->parent = sc;
275 asc->sc_readreg = toccata_readreg;
276 asc->sc_writereg = toccata_writereg;
277
278 asc->chip_name = "ad1848";
279 asc->mode = 1;
280 ad1848_attach(asc);
281 printf("\n");
282
283 sc->sc_captbuf = 0;
284 sc->sc_playmore = 0;
285
286 sc->sc_isr.isr_ipl = 6;
287 sc->sc_isr.isr_arg = sc;
288 sc->sc_isr.isr_intr = toccata_intr;
289 add_isr(&sc->sc_isr);
290
291 audio_attach_mi(&audiocs_hw_if, sc, &asc->sc_dev);
292
293 }
294
295 /* interupt handler */
296
297 int
298 toccata_intr(void *tag) {
299 struct toccata_softc *sc;
300 u_int8_t *buf;
301 volatile u_int8_t *fifo;
302 u_int8_t status;
303 int i;
304
305 sc = tag;
306 status = *(sc->sc_boardp);
307
308 if (status & TOCC_FIFO_INT) /* active low */
309 return 0;
310
311 if (status & TOCC_FIFO_PBHE) {
312 if (sc->sc_playmore) {
313 (*sc->sc_playmore)(sc->sc_playarg);
314 return 1;
315 }
316 } else if (status & TOCC_FIFO_CPHF) {
317 if (sc->sc_captbuf) {
318 buf = sc->sc_captbuf;
319 fifo = sc->sc_boardp + TOCC_FIFO_DATA;
320
321 for (i = sc->sc_captbufsz/4 - 1; i>=0; --i) {
322 *buf++ = *fifo;
323 *buf++ = *fifo;
324 *buf++ = *fifo;
325 *buf++ = *fifo;
326 }
327
328 /* XXX if (sc->sc_captmore) { */
329 (*sc->sc_captmore)(sc->sc_captarg);
330 return 1;
331 }
332 }
333
334 /*
335 * Something is wrong; switch interupts off to avoid wedging the
336 * machine, and notify the alpha tester.
337 * Normally, the halt_* functions should have switched off the
338 * FIFO interupt.
339 */
340 #ifdef DEBUG
341 printf("%s: got unexpected interupt %x\n", sc->sc_ad.sc_dev.dv_xname,
342 status);
343 #endif
344 *sc->sc_boardp = TOCC_ACT;
345 return 1;
346 }
347
348 /* support for ad1848 functions */
349
350 int
351 toccata_readreg(struct ad1848_softc *asc, int offset) {
352 struct toccata_softc *sc = (struct toccata_softc *)asc;
353
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 struct toccata_softc *sc = (struct toccata_softc *)asc;
361
362 *(sc->sc_boardp + TOCC_CODEC_ADDR +
363 offset * (TOCC_CODEC_REG - TOCC_CODEC_ADDR)) = value;
364 }
365
366 /* our own copy of open/close; we don't ever enable the ad1848 interupts */
367 int
368 toccata_open(void *addr, int flags) {
369 struct toccata_softc *sc;
370 struct ad1848_softc *asc;
371
372 sc = addr;
373 asc = &sc->sc_ad;
374
375 asc->open_mode = flags;
376 /* If recording && monitoring, the playback part is also used. */
377 if (flags & FREAD && asc->mute[AD1848_MONITOR_CHANNEL] == 0)
378 ad1848_mute_wave_output(asc, WAVE_UNMUTE1, 1);
379
380 #ifdef AUDIO_DEBUG
381 if (ad1848debug)
382 ad1848_dump_regs(asc);
383 #endif
384
385 return 0;
386 }
387
388 void
389 toccata_close(void *addr) {
390 struct toccata_softc *sc = addr;
391 struct ad1848_softc *asc = &sc->sc_ad;
392 unsigned reg;
393
394 asc->open_mode = 0;
395
396 ad1848_mute_wave_output(asc, WAVE_UNMUTE1, 0);
397
398 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG);
399 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG,
400 (reg & ~(CAPTURE_ENABLE|PLAYBACK_ENABLE)));
401
402 /* Disable interrupts */
403 *sc->sc_boardp = TOCC_ACT;
404 #ifdef AUDIO_DEBUG
405 if (ad1848debug)
406 ad1848_dump_regs(asc);
407 #endif
408 }
409
410 int
411 toccata_round_blocksize(void *addr, int blk) {
412 int ret;
413
414 ret = blk > 512 ? 512 : (blk & -4);
415
416 return ret;
417 }
418
419 size_t
420 toccata_round_buffersize(void *addr, int direction, size_t suggested) {
421 int ret;
422
423 ret = suggested & -4;
424
425 return (ret);
426 }
427
428 struct audio_device toccata_device = {
429 "toccata", "x", "audio"
430 };
431
432 int
433 toccata_getdev(void *addr, struct audio_device *retp) {
434 *retp = toccata_device;
435 return (0);
436 }
437
438 int
439 toccata_get_props(void *addr) {
440 return (0);
441 }
442
443 int
444 toccata_halt_input(void *addr) {
445 struct toccata_softc *sc;
446 struct ad1848_softc *asc;
447 unsigned reg;
448
449 sc = addr;
450 asc = &sc->sc_ad;
451
452 /* we're half_duplex; be brutal */
453 *sc->sc_boardp = TOCC_CP_TAIL;
454 sc->sc_captmore = 0;
455 sc->sc_captbuf = 0;
456
457 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG);
458 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, (reg & ~CAPTURE_ENABLE));
459
460 return 0;
461 }
462
463 int
464 toccata_start_input(void *addr, void *block, int blksize,
465 void (*intr)(void *), void *intrarg) {
466
467 struct toccata_softc *sc;
468 unsigned reg;
469 volatile u_int8_t *cmd;
470
471 sc = addr;
472 cmd = sc->sc_boardp;
473
474 if (sc->sc_captmore == 0) {
475
476 /* we're half-duplex, be brutal */
477 *cmd = TOCC_ACT;
478 *cmd = TOCC_CP_MAIN;
479
480 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG);
481 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG,
482 (reg | CAPTURE_ENABLE));
483
484 }
485
486 sc->sc_captarg = intrarg;
487 sc->sc_captmore = intr;
488 sc->sc_captbuf = (u_int8_t *)block;
489 sc->sc_captbufsz = blksize;
490
491 return 0;
492 }
493
494 int
495 toccata_halt_output(void *addr) {
496 struct toccata_softc *sc;
497 struct ad1848_softc *asc;
498 unsigned reg;
499
500 sc = addr;
501 asc = &sc->sc_ad;
502
503 /* we're half_duplex; be brutal */
504 *sc->sc_boardp = TOCC_PB_TAIL;
505 sc->sc_playmore = 0;
506
507 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG);
508 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG, (reg & ~PLAYBACK_ENABLE));
509
510 return 0;
511 }
512
513 int
514 toccata_start_output(void *addr, void *block, int blksize,
515 void (*intr)(void*), void *intrarg) {
516
517 struct toccata_softc *sc;
518 unsigned reg;
519 int i;
520 volatile u_int8_t *cmd, *fifo;
521 u_int8_t *buf;
522
523 sc = addr;
524 buf = block;
525
526 cmd = sc->sc_boardp;
527 fifo = sc->sc_boardp + TOCC_FIFO_DATA;
528
529 if (sc->sc_playmore == 0) {
530 *cmd = TOCC_ACT;
531 *cmd = TOCC_PB_PREP;
532 }
533
534 /*
535 * We rounded the blocksize to a multiple of 4 bytes. Modest
536 * unrolling saves 2% of cputime playing 48000 16bit stereo
537 * on 68040/25MHz.
538 */
539
540 for (i = blksize/4 - 1; i>=0; --i) {
541 *fifo = *buf++;
542 *fifo = *buf++;
543 *fifo = *buf++;
544 *fifo = *buf++;
545 }
546
547 if (sc->sc_playmore == 0) {
548 reg = ad_read(&sc->sc_ad, SP_INTERFACE_CONFIG);
549 ad_write(&sc->sc_ad, SP_INTERFACE_CONFIG,
550 (reg | PLAYBACK_ENABLE));
551
552 /* we're half-duplex, be brutal */
553 *sc->sc_boardp = TOCC_PB_MAIN;
554 }
555
556 sc->sc_playarg = intrarg;
557 sc->sc_playmore = intr;
558
559 return 0;
560 }
561
562 static ad1848_devmap_t csmapping[] = {
563 { TOCCATA_MIC_IN_LVL, AD1848_KIND_MICGAIN, -1 },
564 { TOCCATA_AUX1_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL },
565 { TOCCATA_AUX1_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL },
566 { TOCCATA_AUX2_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL },
567 { TOCCATA_AUX2_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL },
568 { TOCCATA_OUTPUT_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL },
569 { TOCCATA_MONITOR_LVL, AD1848_KIND_LVL, AD1848_MONITOR_CHANNEL },
570 { TOCCATA_MONITOR_MUTE, AD1848_KIND_MUTE, AD1848_MONITOR_CHANNEL },
571 { TOCCATA_REC_LVL, AD1848_KIND_RECORDGAIN, -1 },
572 { TOCCATA_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1 },
573 /* only in mode 2: */
574 { TOCCATA_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_LINE_CHANNEL },
575 { TOCCATA_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_LINE_CHANNEL },
576 };
577
578 #define nummap (sizeof(csmapping) / sizeof(csmapping[0]))
579
580 int
581 toccata_set_port(void *addr, mixer_ctrl_t *cp) {
582 struct ad1848_softc *ac = addr;
583
584 /* printf("set_port(%d)\n", cp->dev); */
585 return (ad1848_mixer_set_port(ac, csmapping,
586 ac->mode == 2 ? nummap : nummap - 2, cp));
587 }
588
589 int
590 toccata_get_port(void *addr, mixer_ctrl_t *cp) {
591 struct ad1848_softc *ac = addr;
592
593 /* printf("get_port(%d)\n", cp->dev); */
594 return (ad1848_mixer_get_port(ac, csmapping,
595 ac->mode == 2 ? nummap : nummap - 2, cp));
596 }
597
598 int
599 toccata_query_devinfo(void *addr, mixer_devinfo_t *dip) {
600
601 printf("toccata_query_devinfo(%2d)\n", dip->index);
602
603 switch(dip->index) {
604 case TOCCATA_MIC_IN_LVL: /* Microphone */
605 dip->type = AUDIO_MIXER_VALUE;
606 dip->mixer_class = TOCCATA_INPUT_CLASS;
607 dip->prev = dip->next = AUDIO_MIXER_LAST;
608 strcpy(dip->label.name, AudioNmicrophone);
609 dip->un.v.num_channels = 1;
610 strcpy(dip->un.v.units.name, AudioNvolume);
611 break;
612 #if 0
613
614 case TOCCATA_MONO_LVL: /* mono/microphone mixer */
615 dip->type = AUDIO_MIXER_VALUE;
616 dip->mixer_class = TOCCATA_INPUT_CLASS;
617 dip->prev = AUDIO_MIXER_LAST;
618 dip->next = TOCCATA_MONO_MUTE;
619 strcpy(dip->label.name, AudioNmicrophone);
620 dip->un.v.num_channels = 1;
621 strcpy(dip->un.v.units.name, AudioNvolume);
622 break;
623 #endif
624
625 case TOCCATA_AUX1_LVL: /* dacout */
626 dip->type = AUDIO_MIXER_VALUE;
627 dip->mixer_class = TOCCATA_INPUT_CLASS;
628 dip->prev = AUDIO_MIXER_LAST;
629 dip->next = TOCCATA_AUX1_MUTE;
630 strcpy(dip->label.name, "aux1");
631 dip->un.v.num_channels = 2;
632 strcpy(dip->un.v.units.name, AudioNvolume);
633 break;
634
635 case TOCCATA_AUX1_MUTE:
636 dip->mixer_class = TOCCATA_INPUT_CLASS;
637 dip->type = AUDIO_MIXER_ENUM;
638 dip->prev = TOCCATA_AUX1_LVL;
639 dip->next = AUDIO_MIXER_LAST;
640 goto mute;
641
642
643
644 case TOCCATA_AUX2_LVL:
645 dip->type = AUDIO_MIXER_VALUE;
646 dip->mixer_class = TOCCATA_INPUT_CLASS;
647 dip->prev = AUDIO_MIXER_LAST;
648 dip->next = TOCCATA_AUX2_MUTE;
649 strcpy(dip->label.name, "aux2");
650 dip->un.v.num_channels = 2;
651 strcpy(dip->un.v.units.name, AudioNvolume);
652 break;
653
654 case TOCCATA_AUX2_MUTE:
655 dip->mixer_class = TOCCATA_INPUT_CLASS;
656 dip->type = AUDIO_MIXER_ENUM;
657 dip->prev = TOCCATA_AUX2_LVL;
658 dip->next = AUDIO_MIXER_LAST;
659 goto mute;
660
661
662 case TOCCATA_MONITOR_LVL: /* monitor level */
663 dip->type = AUDIO_MIXER_VALUE;
664 dip->mixer_class = TOCCATA_MONITOR_CLASS;
665 dip->next = TOCCATA_MONITOR_MUTE;
666 dip->prev = AUDIO_MIXER_LAST;
667 strcpy(dip->label.name, AudioNmonitor);
668 dip->un.v.num_channels = 1;
669 strcpy(dip->un.v.units.name, AudioNvolume);
670 break;
671
672 case TOCCATA_OUTPUT_LVL: /* output volume */
673 dip->type = AUDIO_MIXER_VALUE;
674 dip->mixer_class = TOCCATA_OUTPUT_CLASS;
675 dip->prev = dip->next = AUDIO_MIXER_LAST;
676 strcpy(dip->label.name, AudioNmaster);
677 dip->un.v.num_channels = 2;
678 strcpy(dip->un.v.units.name, AudioNvolume);
679 break;
680 #if 0
681 case TOCCATA_LINE_IN_LVL: /* line */
682 dip->type = AUDIO_MIXER_VALUE;
683 dip->mixer_class = TOCCATA_INPUT_CLASS;
684 dip->prev = AUDIO_MIXER_LAST;
685 dip->next = TOCCATA_LINE_IN_MUTE;
686 strcpy(dip->label.name, AudioNline);
687 dip->un.v.num_channels = 2;
688 strcpy(dip->un.v.units.name, AudioNvolume);
689 break;
690
691 case TOCCATA_LINE_IN_MUTE:
692 dip->mixer_class = TOCCATA_INPUT_CLASS;
693 dip->type = AUDIO_MIXER_ENUM;
694 dip->prev = TOCCATA_LINE_IN_LVL;
695 dip->next = AUDIO_MIXER_LAST;
696 goto mute;
697 #endif
698 case TOCCATA_MONITOR_MUTE:
699 dip->mixer_class = TOCCATA_MONITOR_CLASS;
700 dip->type = AUDIO_MIXER_ENUM;
701 dip->prev = TOCCATA_MONITOR_LVL;
702 dip->next = AUDIO_MIXER_LAST;
703 mute:
704 strcpy(dip->label.name, AudioNmute);
705 dip->un.e.num_mem = 2;
706 strcpy(dip->un.e.member[0].label.name, AudioNoff);
707 dip->un.e.member[0].ord = 0;
708 strcpy(dip->un.e.member[1].label.name, AudioNon);
709 dip->un.e.member[1].ord = 1;
710 break;
711
712 case TOCCATA_REC_LVL: /* record level */
713 dip->type = AUDIO_MIXER_VALUE;
714 dip->mixer_class = TOCCATA_INPUT_CLASS;
715 dip->prev = AUDIO_MIXER_LAST;
716 dip->next = TOCCATA_RECORD_SOURCE;
717 strcpy(dip->label.name, AudioNrecord);
718 dip->un.v.num_channels = 2;
719 strcpy(dip->un.v.units.name, AudioNvolume);
720 break;
721
722 case TOCCATA_RECORD_SOURCE:
723 dip->mixer_class = TOCCATA_RECORD_CLASS;
724 dip->type = AUDIO_MIXER_ENUM;
725 dip->prev = TOCCATA_REC_LVL;
726 dip->next = AUDIO_MIXER_LAST;
727 strcpy(dip->label.name, AudioNsource);
728 dip->un.e.num_mem = 4;
729 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone);
730 dip->un.e.member[1].ord = MIC_IN_PORT;
731 strcpy(dip->un.e.member[1].label.name, AudioNline);
732 dip->un.e.member[3].ord = LINE_IN_PORT;
733 strcpy(dip->un.e.member[2].label.name, "aux1");
734 dip->un.e.member[2].ord = AUX1_IN_PORT;
735 strcpy(dip->un.e.member[3].label.name, AudioNoutput);
736 dip->un.e.member[0].ord = DAC_IN_PORT;
737 break;
738
739 case TOCCATA_INPUT_CLASS: /* input class descriptor */
740 dip->type = AUDIO_MIXER_CLASS;
741 dip->mixer_class = TOCCATA_INPUT_CLASS;
742 dip->next = dip->prev = AUDIO_MIXER_LAST;
743 strcpy(dip->label.name, AudioCinputs);
744 break;
745
746 case TOCCATA_OUTPUT_CLASS: /* output class descriptor */
747 dip->type = AUDIO_MIXER_CLASS;
748 dip->mixer_class = TOCCATA_OUTPUT_CLASS;
749 dip->next = dip->prev = AUDIO_MIXER_LAST;
750 strcpy(dip->label.name, AudioCoutputs);
751 break;
752
753 case TOCCATA_MONITOR_CLASS: /* monitor class descriptor */
754 dip->type = AUDIO_MIXER_CLASS;
755 dip->mixer_class = TOCCATA_MONITOR_CLASS;
756 dip->next = dip->prev = AUDIO_MIXER_LAST;
757 strcpy(dip->label.name, AudioCmonitor);
758 break;
759
760 case TOCCATA_RECORD_CLASS: /* record source class */
761 dip->type = AUDIO_MIXER_CLASS;
762 dip->mixer_class = TOCCATA_RECORD_CLASS;
763 dip->next = dip->prev = AUDIO_MIXER_LAST;
764 strcpy(dip->label.name, AudioCrecord);
765 break;
766
767 default:
768 return ENXIO;
769 /*NOTREACHED*/
770 }
771
772 return (0);
773 }
774