FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/interwave.c
1 /* $NetBSD: interwave.c,v 1.25 2005/01/15 15:19:52 kent Exp $ */
2
3 /*
4 * Copyright (c) 1997, 1999 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * Author: Kari Mettinen
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed by the NetBSD
20 * Foundation, Inc. and its contributors.
21 * 4. Neither the name of The NetBSD Foundation nor the names of its
22 * contributors may be used to endorse or promote products derived
23 * from this software without specific prior written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
26 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 */
37
38 #include <sys/cdefs.h>
39 __KERNEL_RCSID(0, "$NetBSD: interwave.c,v 1.25 2005/01/15 15:19:52 kent Exp $");
40
41 #include <sys/param.h>
42 #include <sys/systm.h>
43 #include <sys/errno.h>
44 #include <sys/ioctl.h>
45 #include <sys/syslog.h>
46 #include <sys/device.h>
47 #include <sys/proc.h>
48 #include <sys/buf.h>
49 #include <sys/fcntl.h>
50 #include <sys/malloc.h>
51 #include <sys/kernel.h>
52
53 #include <machine/cpu.h>
54 #include <machine/intr.h>
55 #include <machine/pio.h>
56 #include <sys/audioio.h>
57 #include <dev/audio_if.h>
58 #include <dev/mulaw.h>
59
60 #include <dev/isa/isavar.h>
61 #include <dev/isa/isadmavar.h>
62
63 #include <dev/ic/interwavereg.h>
64 #include <dev/ic/interwavevar.h>
65
66
67 static void iwreset(struct iw_softc *, int);
68
69 static int iw_set_speed(struct iw_softc *, u_long, char);
70 static u_long iw_set_format(struct iw_softc *, u_long, int);
71 static void iw_mixer_line_level(struct iw_softc *, int, int, int);
72 static void iw_trigger_dma(struct iw_softc *, u_char);
73 static void iw_stop_dma(struct iw_softc *, u_char, u_char);
74 static void iw_dma_count(struct iw_softc *, u_short, int);
75 static int iwintr(void *);
76 static void iw_meminit(struct iw_softc *);
77 static void iw_mempoke(struct iw_softc *, u_long, u_char);
78 static u_char iw_mempeek(struct iw_softc *, u_long);
79
80 #ifdef USE_WAVETABLE
81 static void iw_set_voice_place(struct iw_softc *, u_char, u_long);
82 static void iw_voice_pan(struct iw_softc *, u_char, u_short, u_short);
83 static void iw_voice_freq(struct iw_softc *, u_char, u_long);
84 static void iw_set_loopmode(struct iw_softc *, u_char, u_char, u_char);
85 static void iw_set_voice_pos(struct iw_softc *, u_short, u_long, u_long);
86 static void iw_start_voice(struct iw_softc *, u_char);
87 static void iw_play_voice(struct iw_softc *, u_long, u_long, u_short);
88 static void iw_stop_voice(struct iw_softc *, u_char);
89 static void iw_move_voice_end(struct iw_softc *, u_short, u_long);
90 static void iw_initvoices(struct iw_softc *);
91 #endif
92
93 struct audio_device iw_device = {
94 "Am78C201",
95 "0.1",
96 "guspnp"
97 };
98
99 #ifdef AUDIO_DEBUG
100 int iw_debug;
101 #define DPRINTF(p) if (iw_debug) printf p
102 #else
103 #define DPRINTF(p)
104 #endif
105
106 static int iw_cc = 1;
107 #ifdef DIAGNOSTIC
108 static int outputs = 0;
109 static int iw_ints = 0;
110 static int inputs = 0;
111 static int iw_inints = 0;
112 #endif
113
114 int
115 iwintr(void *arg)
116 {
117 struct iw_softc *sc;
118 int val;
119 u_char intrs;
120
121 sc = arg;
122 val = 0;
123 intrs = 0;
124 IW_READ_DIRECT_1(6, sc->p2xr_h, intrs); /* UISR */
125
126 /* codec ints */
127
128 /*
129 * The proper order to do this seems to be to read CSR3 to get the
130 * int cause and fifo over underrrun status, then deal with the ints
131 * (new DMA set up), and to clear ints by writing the respective bit
132 * to 0.
133 */
134
135 /* read what ints happened */
136
137 IW_READ_CODEC_1(CSR3I, intrs);
138
139 /* clear them */
140
141 IW_WRITE_DIRECT_1(2, sc->codec_index_h, 0x00);
142
143 /* and process them */
144
145 if (intrs & 0x20) {
146 #ifdef DIAGNOSTIC
147 iw_inints++;
148 #endif
149 if (sc->sc_recintr != 0)
150 sc->sc_recintr(sc->sc_recarg);
151 val = 1;
152 }
153 if (intrs & 0x10) {
154 #ifdef DIAGNOSTIC
155 iw_ints++;
156 #endif
157 if (sc->sc_playintr != 0)
158 sc->sc_playintr(sc->sc_playarg);
159 val = 1;
160 }
161 return val;
162
163 }
164
165 void
166 iwattach(struct iw_softc *sc)
167 {
168 int got_irq;
169
170 DPRINTF(("iwattach sc %p\n", sc));
171 got_irq = 0;
172
173 sc->cdatap = 1; /* relative offsets in region */
174 sc->csr1r = 2;
175 sc->cxdr = 3; /* CPDR or CRDR */
176
177 sc->gmxr = 0; /* sc->p3xr */
178 sc->gmxdr = 1; /* GMTDR or GMRDR */
179 sc->svsr = 2;
180 sc->igidxr = 3;
181 sc->i16dp = 4;
182 sc->i8dp = 5;
183 sc->lmbdr = 7;
184
185 sc->rec_precision = sc->play_precision = 8;
186 sc->rec_channels = sc->play_channels = 1;
187 sc->rec_encoding = sc->play_encoding = AUDIO_ENCODING_ULAW;
188 sc->sc_irate = 8000;
189 sc->sc_orate = 8000;
190
191 sc->sc_fullduplex = 1;
192
193 sc->sc_dma_flags = 0;
194
195 /*
196 * We can only use a few selected irqs, see if we got one from pnp
197 * code that suits us.
198 */
199
200 if (sc->sc_irq > 0) {
201 sc->sc_ih = isa_intr_establish(sc->sc_p2xr_ic,
202 sc->sc_irq, IST_EDGE, IPL_AUDIO, iwintr, sc);
203 got_irq = 1;
204 }
205 if (!got_irq) {
206 printf("\niwattach: couldn't get a suitable irq\n");
207 return;
208 }
209 printf("\n");
210 iwreset(sc, 0);
211 iw_set_format(sc, AUDIO_ENCODING_ULAW, 0);
212 iw_set_format(sc, AUDIO_ENCODING_ULAW, 1);
213 printf("%s: interwave version %s\n",
214 sc->sc_dev.dv_xname, iw_device.version);
215 audio_attach_mi(sc->iw_hw_if, sc, &sc->sc_dev);
216 }
217
218 int
219 iwopen(struct iw_softc *sc, int flags)
220 {
221
222 DPRINTF(("iwopen: sc %p\n", sc));
223
224 #ifdef DIAGNOSTIC
225 outputs = 0;
226 iw_ints = 0;
227 inputs = 0;
228 iw_inints = 0;
229 #endif
230
231 iwreset(sc, 1);
232
233 return 0;
234 }
235
236 void
237 iwclose(void *addr)
238 {
239
240 DPRINTF(("iwclose sc %p\n", addr));
241 #ifdef DIAGNOSTIC
242 DPRINTF(("iwclose: outputs %d ints %d inputs %d in_ints %d\n",
243 outputs, iw_ints, inputs, iw_inints));
244 #endif
245 }
246
247 #define RAM_STEP 64*1024
248
249 static void
250 iw_mempoke(struct iw_softc *sc, u_long addy, u_char val)
251 {
252
253 IW_WRITE_GENERAL_2(LMALI, (u_short) addy);
254 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16));
255
256 /* Write byte to LMBDR */
257 IW_WRITE_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, val);
258 }
259
260 static u_char
261 iw_mempeek(struct iw_softc *sc, u_long addy)
262 {
263 u_char ret;
264
265 IW_WRITE_GENERAL_2(LMALI, (u_short) addy);
266 IW_WRITE_GENERAL_1(LMAHI, (u_char) (addy >> 16));
267
268 IW_READ_DIRECT_1(sc->p3xr + 7, sc->p3xr_h, ret);
269 return ret; /* return byte from LMBDR */
270 }
271
272 static void
273 iw_meminit(struct iw_softc *sc)
274 {
275 u_long bank[4] = {0L, 0L, 0L, 0L};
276 u_long addr, base, cnt;
277 u_char i, ram /* ,memval=0 */ ;
278 u_short lmcfi;
279 u_long temppi;
280 u_long *lpbanks;
281
282 addr = 0L;
283 base = 0L;
284 cnt = 0L;
285 ram = 0;
286 lpbanks = &temppi;
287
288 IW_WRITE_GENERAL_1(LDMACI, 0x00);
289
290 IW_READ_GENERAL_2(LMCFI, lmcfi); /* 0x52 */
291 lmcfi |= 0x0A0C;
292 IW_WRITE_GENERAL_2(LMCFI, lmcfi); /* max addr span */
293 IW_WRITE_GENERAL_1(LMCI, 0x00);
294
295 /* fifo addresses */
296
297 IW_WRITE_GENERAL_2(LMRFAI, ((4 * 1024 * 1024) >> 8));
298 IW_WRITE_GENERAL_2(LMPFAI, ((4 * 1024 * 1024 + 16 * 1024) >> 8));
299
300 IW_WRITE_GENERAL_2(LMFSI, 0x000);
301
302 IW_WRITE_GENERAL_2(LDICI, 0x0000);
303
304 while (addr < (16 * 1024 * 1024)) {
305 iw_mempoke(sc, addr, 0x00);
306 addr += RAM_STEP;
307 }
308
309 printf("%s:", sc->sc_dev.dv_xname);
310
311 for (i = 0; i < 4; i++) {
312 iw_mempoke(sc, base, 0xAA); /* mark start of bank */
313 iw_mempoke(sc, base + 1L, 0x55);
314 if (iw_mempeek(sc, base) == 0xAA &&
315 iw_mempeek(sc, base + 1L) == 0x55)
316 ram = 1;
317 if (ram) {
318 while (cnt < (4 * 1024 * 1024)) {
319 bank[i] += RAM_STEP;
320 cnt += RAM_STEP;
321 addr = base + cnt;
322 if (iw_mempeek(sc, addr) == 0xAA)
323 break;
324 }
325 }
326 if (lpbanks != NULL) {
327 *lpbanks = bank[i];
328 lpbanks++;
329 }
330 bank[i] = bank[i] >> 10;
331 printf("%s bank[%d]: %ldK", i ? "," : "", i, bank[i]);
332 base += 4 * 1024 * 1024;
333 cnt = 0L;
334 ram = 0;
335 }
336
337 printf("\n");
338
339 /*
340 * this is not really useful since GUS PnP supports memory
341 * configurations that aren't really supported by Interwave...beware
342 * of holes! Also, we don't use the memory for anything in this
343 * version of the driver.
344 *
345 * we've configured for 4M-4M-4M-4M
346 */
347 }
348
349 static void
350 iwreset(struct iw_softc *sc, int warm)
351 {
352 u_char reg, cmode, val, mixer_image;
353
354 val = 0;
355 mixer_image = 0;
356 reg = 0; /* XXX gcc -Wall */
357
358 cmode = 0x6c; /* enhanced codec mode (full duplex) */
359
360 /* reset */
361
362 IW_WRITE_GENERAL_1(URSTI, 0x00);
363 delay(10);
364 IW_WRITE_GENERAL_1(URSTI, 0x07);
365 IW_WRITE_GENERAL_1(ICMPTI, 0x1f); /* disable DSP and uici and
366 * udci writes */
367 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* enable ints to ISA and
368 * codec access */
369 IW_READ_GENERAL_1(IVERI, reg);
370 IW_WRITE_GENERAL_1(IVERI, reg | 0x01); /* hidden reg lock disable */
371 IW_WRITE_GENERAL_1(UASBCI, 0x00);
372
373 /* synth enhanced mode (default), 0 active voices, disable ints */
374
375 IW_WRITE_GENERAL_1(SGMI_WR, 0x01); /* enhanced mode, LFOs
376 * disabled */
377 for (val = 0; val < 32; val++) {
378 /* set each synth sound volume to 0 */
379 IW_WRITE_DIRECT_1(sc->p3xr + 2, sc->p3xr_h, val);
380 IW_WRITE_GENERAL_1(SVSI_WR, 0x00);
381 IW_WRITE_GENERAL_2(SASLI_WR, 0x0000);
382 IW_WRITE_GENERAL_2(SASHI_WR, 0x0000);
383 IW_WRITE_GENERAL_2(SAELI_WR, 0x0000);
384 IW_WRITE_GENERAL_2(SAEHI_WR, 0x0000);
385 IW_WRITE_GENERAL_2(SFCI_WR, 0x0000);
386 IW_WRITE_GENERAL_1(SACI_WR, 0x02);
387 IW_WRITE_GENERAL_1(SVSI_WR, 0x00);
388 IW_WRITE_GENERAL_1(SVEI_WR, 0x00);
389 IW_WRITE_GENERAL_2(SVLI_WR, 0x0000);
390 IW_WRITE_GENERAL_1(SVCI_WR, 0x02);
391 IW_WRITE_GENERAL_1(SMSI_WR, 0x02);
392 }
393
394 IW_WRITE_GENERAL_1(SAVI_WR, 0x00);
395
396 /* codec mode/init */
397
398 /* first change mode to 1 */
399
400 IW_WRITE_CODEC_1(CMODEI, 0x00);
401
402 /* and mode 3 */
403
404 IW_WRITE_CODEC_1(CMODEI, cmode);
405
406 IW_READ_CODEC_1(CMODEI, reg);
407
408 DPRINTF(("cmode %x\n", reg));
409
410 sc->revision = ((reg & 0x80) >> 3) | (reg & 0x0f);
411
412 IW_WRITE_DIRECT_1(sc->codec_index + 2, sc->p2xr_h, 0x00);
413
414 IW_WRITE_CODEC_1(CFIG1I | IW_MCE, 0x00); /* DMA 2 chan access */
415 IW_WRITE_CODEC_1(CEXTI, 0x00); /* disable ints for now */
416
417
418 IW_WRITE_CODEC_1(CLPCTI, 0x00); /* reset playback sample counters */
419 IW_WRITE_CODEC_1(CUPCTI, 0x00); /* always upper byte last */
420 IW_WRITE_CODEC_1(CFIG2I, 0x80); /* full voltage range, enable record
421 * and playback sample counters, and
422 * don't center output in case or
423 * FIFO underrun */
424 IW_WRITE_CODEC_1(CFIG3I, 0xc0); /* enable record/playback irq (still
425 * turned off from CEXTI), max DMA
426 * rate */
427 IW_WRITE_CODEC_1(CSR3I, 0x00); /* clear status 3 reg */
428
429
430 IW_WRITE_CODEC_1(CLRCTI, 0x00); /* reset record sample counters */
431 IW_WRITE_CODEC_1(CURCTI, 0x00); /* always upper byte last */
432
433
434 IW_READ_GENERAL_1(IVERI, reg);
435
436 sc->vers = reg >> 4;
437 if (!warm)
438 snprintf(iw_device.version, sizeof(iw_device.version), "%d.%d",
439 sc->vers, sc->revision);
440
441 IW_WRITE_GENERAL_1(IDECI, 0x7f); /* irqs and codec decode
442 * enable */
443
444
445 /* ports */
446
447 if (!warm) {
448 iw_mixer_line_level(sc, IW_LINE_OUT, 255, 255);
449 iw_mixer_line_level(sc, IW_LINE_IN, 0, 0);
450 iw_mixer_line_level(sc, IW_AUX1, 0, 0);
451 iw_mixer_line_level(sc, IW_AUX2, 200, 200); /* CD */
452 sc->sc_dac.off = 0;
453 iw_mixer_line_level(sc, IW_DAC, 200, 200);
454
455 iw_mixer_line_level(sc, IW_MIC_IN, 0, 0);
456 iw_mixer_line_level(sc, IW_REC, 0, 0);
457 iw_mixer_line_level(sc, IW_LOOPBACK, 0, 0);
458 iw_mixer_line_level(sc, IW_MONO_IN, 0, 0);
459
460 /* mem stuff */
461 iw_meminit(sc);
462
463 }
464 IW_WRITE_CODEC_1(CEXTI, 0x02); /* codec int enable */
465
466 /* clear _LDMACI */
467
468 IW_WRITE_GENERAL_1(LDMACI, 0x00);
469
470 /* enable mixer paths */
471 mixer_image = 0x0c;
472 IW_WRITE_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image);
473 /*
474 * enable output, line in. disable mic in bit 0 = 0 -> line in on
475 * (from codec?) bit 1 = 0 -> output on bit 2 = 1 -> mic in on bit 3
476 * = 1 -> irq&drq pin enable bit 4 = 1 -> channel interrupts to chan
477 * 1 bit 5 = 1 -> enable midi loop back bit 6 = 0 -> irq latches
478 * URCR[2:0] bit 6 = 1 -> DMA latches URCR[2:0]
479 */
480
481
482 IW_READ_DIRECT_1(sc->p2xr, sc->p2xr_h, mixer_image);
483 #ifdef AUDIO_DEBUG
484 if (!warm)
485 DPRINTF(("mix image %x \n", mixer_image));
486 #endif
487 }
488
489 struct iw_codec_freq {
490 u_long freq;
491 u_char bits;
492 };
493
494 int
495 iw_set_speed(struct iw_softc *sc, u_long freq, char in)
496 {
497 u_char var, cfig3, reg;
498
499 static struct iw_codec_freq iw_cf[17] = {
500 #define FREQ_1 24576000
501 #define FREQ_2 16934400
502 #define XTAL1 0
503 #define XTAL2 1
504 {5510, 0x00 | XTAL2}, {6620, 0x0E | XTAL2},
505 {8000, 0x00 | XTAL1}, {9600, 0x0E | XTAL1},
506 {11025, 0x02 | XTAL2}, {16000, 0x02 | XTAL1},
507 {18900, 0x04 | XTAL2}, {22050, 0x06 | XTAL2},
508 {27420, 0x04 | XTAL1}, {32000, 0x06 | XTAL1},
509 {33075, 0x0C | XTAL2}, {37800, 0x08 | XTAL2},
510 {38400, 0x0A | XTAL1}, {44100, 0x0A | XTAL2},
511 {44800, 0x08 | XTAL1}, {48000, 0x0C | XTAL1},
512 {48000, 0x0C | XTAL1} /* really a dummy for indexing later */
513 #undef XTAL1
514 #undef XTAL2
515 };
516
517 cfig3 = 0; /* XXX gcc -Wall */
518
519 /*
520 * if the frequency is between 3493Hz and 32KHz we can use a more
521 * accurate frequency than the ones listed above base on the formula
522 * FREQ/((16*(48+x))) where FREQ is either FREQ_1 (24576000Hz) or
523 * FREQ_2 (16934400Hz) and x is the value to be written to either
524 * CPVFI or CRVFI. To enable this option, bit 2 in CFIG3 needs to be
525 * set high
526 *
527 * NOT IMPLEMENTED!
528 *
529 * Note that if you have a 'bad' XTAL_1 (higher than 18.5 MHz), 44.8KHz
530 * and 38.4KHz modes will provide wrong frequencies to output.
531 */
532
533
534 if (freq > 48000)
535 freq = 48000;
536 if (freq < 5510)
537 freq = 5510;
538
539 /* reset CFIG3[2] */
540
541 IW_READ_CODEC_1(CFIG3I, cfig3);
542
543 cfig3 |= 0xc0; /* not full fifo treshhold */
544
545 DPRINTF(("cfig3i = %x -> ", cfig3));
546
547 cfig3 &= ~0x04;
548 IW_WRITE_CODEC_1(CFIG3I, cfig3);
549 IW_READ_CODEC_1(CFIG3I, cfig3);
550
551 DPRINTF(("%x\n", cfig3));
552
553 for (var = 0; var < 16; var++) /* select closest frequency */
554 if (freq <= iw_cf[var].freq)
555 break;
556 if (var != 16)
557 if (abs(freq - iw_cf[var].freq) > abs(iw_cf[var + 1].freq - freq))
558 var++;
559
560 if (in)
561 IW_WRITE_CODEC_1(CRDFI | IW_MCE, sc->recfmtbits | iw_cf[var].bits);
562 else
563 IW_WRITE_CODEC_1(CPDFI | IW_MCE, sc->playfmtbits | iw_cf[var].bits);
564 freq = iw_cf[var].freq;
565 DPRINTF(("setting %s frequency to %d bits %x \n",
566 in ? "in" : "out", (int) freq, iw_cf[var].bits));
567
568 IW_READ_CODEC_1(CPDFI, reg);
569
570 DPRINTF((" CPDFI %x ", reg));
571
572 IW_READ_CODEC_1(CRDFI, reg);
573
574 DPRINTF((" CRDFI %x ", reg));
575
576 return freq;
577 }
578
579 /* Encoding. */
580 int
581 iw_query_encoding(void *addr, audio_encoding_t *fp)
582 {
583 /*
584 * LINEAR, ALAW, ULAW, ADPCM in HW, we'll use linear unsigned
585 * hardware mode for all 8-bit modes due to buggy (?) codec.
586 */
587
588 /*
589 * except in wavetable synth. there we have only mu-law and 8 and 16
590 * bit linear data
591 */
592
593 switch (fp->index) {
594 case 0:
595 strcpy(fp->name, AudioEulinear);
596 fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
597 fp->precision = 8;
598 fp->flags = 0;
599 break;
600 case 1:
601 strcpy(fp->name, AudioEmulaw);
602 fp->encoding = AUDIO_ENCODING_ULAW;
603 fp->precision = 8;
604 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
605 break;
606 case 2:
607 strcpy(fp->name, AudioEalaw);
608 fp->encoding = AUDIO_ENCODING_ALAW;
609 fp->precision = 8;
610 fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
611 break;
612 case 3:
613 strcpy(fp->name, AudioEadpcm);
614 fp->encoding = AUDIO_ENCODING_ADPCM;
615 fp->precision = 8; /* really 4 bit */
616 fp->flags = 0;
617 break;
618 case 4:
619 strcpy(fp->name, AudioEslinear_le);
620 fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
621 fp->precision = 16;
622 fp->flags = 0;
623 break;
624 case 5:
625 strcpy(fp->name, AudioEslinear_be);
626 fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
627 fp->precision = 16;
628 fp->flags = 0;
629 break;
630 default:
631 return EINVAL;
632 /* NOTREACHED */
633 }
634 return 0;
635 }
636
637 u_long
638 iw_set_format(struct iw_softc *sc, u_long precision, int in)
639 {
640 u_char data;
641 int encoding, channels;
642
643 encoding = in ? sc->rec_encoding : sc->play_encoding;
644 channels = in ? sc->rec_channels : sc->play_channels;
645
646 DPRINTF(("iw_set_format\n"));
647
648 switch (encoding) {
649 case AUDIO_ENCODING_ULAW:
650 data = 0x00;
651 break;
652
653 case AUDIO_ENCODING_ALAW:
654 data = 0x00;
655 break;
656
657 case AUDIO_ENCODING_SLINEAR_LE:
658 if (precision == 16)
659 data = 0x40; /* little endian. 0xc0 is big endian */
660 else
661 data = 0x00;
662 break;
663
664 case AUDIO_ENCODING_SLINEAR_BE:
665 if (precision == 16)
666 data = 0xc0;
667 else
668 data = 0x00;
669 break;
670
671 case AUDIO_ENCODING_ADPCM:
672 data = 0xa0;
673 break;
674
675 default:
676 return -1;
677 }
678
679 if (channels == 2)
680 data |= 0x10; /* stereo */
681
682 if (in) {
683 /* in */
684 sc->recfmtbits = data;
685 /* This will zero the normal codec frequency,
686 * iw_set_speed should always be called afterwards.
687 */
688 IW_WRITE_CODEC_1(CRDFI | IW_MCE, data);
689 } else {
690 /* out */
691 sc->playfmtbits = data;
692 IW_WRITE_CODEC_1(CPDFI | IW_MCE, data);
693 }
694
695 DPRINTF(("formatbits %s %x", in ? "in" : "out", data));
696
697 return encoding;
698 }
699
700 int
701 iw_set_params(void *addr, int setmode, int usemode, audio_params_t *p,
702 audio_params_t *q, stream_filter_list_t *pfil, stream_filter_list_t *rfil)
703 {
704 audio_params_t phw, rhw;
705 struct iw_softc *sc;
706 stream_filter_factory_t *swcode;
707
708 DPRINTF(("iw_setparams: code %u, prec %u, rate %u, chan %u\n",
709 p->encoding, p->precision, p->sample_rate, p->channels));
710 sc = addr;
711 swcode = NULL;
712 phw = *p;
713 rhw = *q;
714 switch (p->encoding) {
715 case AUDIO_ENCODING_ULAW:
716 if (p->precision != 8)
717 return EINVAL;
718 phw.encoding = AUDIO_ENCODING_ULINEAR_LE;
719 rhw.encoding = AUDIO_ENCODING_ULINEAR_LE;
720 swcode = setmode & AUMODE_PLAY ? mulaw_to_linear8 : linear8_to_mulaw;
721 break;
722 case AUDIO_ENCODING_ALAW:
723 if (p->precision != 8)
724 return EINVAL;
725 phw.encoding = AUDIO_ENCODING_ULINEAR_LE;
726 rhw.encoding = AUDIO_ENCODING_ULINEAR_LE;
727 swcode = setmode & AUMODE_PLAY ? alaw_to_linear8 : linear8_to_alaw;
728 break;
729 case AUDIO_ENCODING_ADPCM:
730 if (p->precision != 8)
731 return EINVAL;
732 else
733 break;
734
735 case AUDIO_ENCODING_SLINEAR_LE:
736 case AUDIO_ENCODING_SLINEAR_BE:
737 if (p->precision != 8 && p->precision != 16)
738 return EINVAL;
739 else
740 break;
741
742 default:
743 return EINVAL;
744
745 }
746
747 if (setmode & AUMODE_PLAY) {
748 sc->play_channels = p->channels;
749 sc->play_encoding = p->encoding;
750 sc->play_precision = p->precision;
751 iw_set_format(sc, p->precision, 0);
752 q->sample_rate = p->sample_rate = sc->sc_orate =
753 iw_set_speed(sc, p->sample_rate, 0);
754 if (swcode != NULL) {
755 phw.sample_rate = p->sample_rate;
756 pfil->append(pfil, swcode, &phw);
757 }
758 } else {
759 #if 0
760 q->channels = sc->rec_channels = p->channels;
761 q->encoding = sc->rec_encoding = p->encoding;
762 q->precision = sc->rec_precision = p->precision;
763 #endif
764 sc->rec_channels = q->channels;
765 sc->rec_encoding = q->encoding;
766 sc->rec_precision = q->precision;
767
768 iw_set_format(sc, p->precision, 1);
769 q->sample_rate = sc->sc_irate =
770 iw_set_speed(sc, q->sample_rate, 1);
771 if (swcode != NULL) {
772 rhw.sample_rate = q->sample_rate;
773 rfil->append(rfil, swcode, &rhw);
774 }
775 }
776 return 0;
777 }
778
779
780 int
781 iw_round_blocksize(void *addr, int blk, int mode, const audio_params_t *param)
782 {
783
784 /* Round to a multiple of the biggest sample size. */
785 return blk &= -4;
786 }
787
788 void
789 iw_mixer_line_level(struct iw_softc *sc, int line, int levl, int levr)
790 {
791 u_char gainl, gainr, attenl, attenr;
792
793 switch (line) {
794 case IW_REC:
795 gainl = sc->sc_recsrcbits | (levl >> 4);
796 gainr = sc->sc_recsrcbits | (levr >> 4);
797 DPRINTF(("recording with %x", gainl));
798 IW_WRITE_CODEC_1(CLICI, gainl);
799 IW_WRITE_CODEC_1(CRICI, gainr);
800 sc->sc_rec.voll = levl & 0xf0;
801 sc->sc_rec.volr = levr & 0xf0;
802 break;
803
804 case IW_AUX1:
805
806 gainl = (255 - levl) >> 3;
807 gainr = (255 - levr) >> 3;
808
809 /* mute if 0 level */
810 if (levl == 0)
811 gainl |= 0x80;
812 if (levr == 0)
813 gainr |= 0x80;
814
815 IW_WRITE_CODEC_1(IW_LEFT_AUX1_PORT, gainl);
816 IW_WRITE_CODEC_1(IW_RIGHT_AUX1_PORT, gainr);
817 sc->sc_aux1.voll = levl & 0xf8;
818 sc->sc_aux1.volr = levr & 0xf8;
819
820 break;
821
822 case IW_AUX2:
823
824 gainl = (255 - levl) >> 3;
825 gainr = (255 - levr) >> 3;
826
827 /* mute if 0 level */
828 if (levl == 0)
829 gainl |= 0x80;
830 if (levr == 0)
831 gainr |= 0x80;
832
833 IW_WRITE_CODEC_1(IW_LEFT_AUX2_PORT, gainl);
834 IW_WRITE_CODEC_1(IW_RIGHT_AUX2_PORT, gainr);
835 sc->sc_aux2.voll = levl & 0xf8;
836 sc->sc_aux2.volr = levr & 0xf8;
837 break;
838 case IW_DAC:
839 attenl = ((255 - levl) >> 2) | ((levl && !sc->sc_dac.off) ? 0 : 0x80);
840 attenr = ((255 - levr) >> 2) | ((levr && !sc->sc_dac.off) ? 0 : 0x80);
841 IW_WRITE_CODEC_1(CLDACI, attenl);
842 IW_WRITE_CODEC_1(CRDACI, attenr);
843 sc->sc_dac.voll = levl & 0xfc;
844 sc->sc_dac.volr = levr & 0xfc;
845 break;
846 case IW_LOOPBACK:
847 attenl = ((255 - levl) & 0xfc) | (levl ? 0x01 : 0);
848 IW_WRITE_CODEC_1(CLCI, attenl);
849 sc->sc_loopback.voll = levl & 0xfc;
850 break;
851 case IW_LINE_IN:
852 gainl = (levl >> 3) | (levl ? 0 : 0x80);
853 gainr = (levr >> 3) | (levr ? 0 : 0x80);
854 IW_WRITE_CODEC_1(CLLICI, gainl);
855 IW_WRITE_CODEC_1(CRLICI, gainr);
856 sc->sc_linein.voll = levl & 0xf8;
857 sc->sc_linein.volr = levr & 0xf8;
858 break;
859 case IW_MIC_IN:
860 gainl = ((255 - levl) >> 3) | (levl ? 0 : 0x80);
861 gainr = ((255 - levr) >> 3) | (levr ? 0 : 0x80);
862 IW_WRITE_CODEC_1(CLMICI, gainl);
863 IW_WRITE_CODEC_1(CRMICI, gainr);
864 sc->sc_mic.voll = levl & 0xf8;
865 sc->sc_mic.volr = levr & 0xf8;
866 break;
867 case IW_LINE_OUT:
868 attenl = ((255 - levl) >> 3) | (levl ? 0 : 0x80);
869 attenr = ((255 - levr) >> 3) | (levr ? 0 : 0x80);
870 IW_WRITE_CODEC_1(CLOAI, attenl);
871 IW_WRITE_CODEC_1(CROAI, attenr);
872 sc->sc_lineout.voll = levl & 0xf8;
873 sc->sc_lineout.volr = levr & 0xf8;
874 break;
875 case IW_MONO_IN:
876 attenl = ((255 - levl) >> 4) | (levl ? 0 : 0xc0); /* in/out mute */
877 IW_WRITE_CODEC_1(CMONOI, attenl);
878 sc->sc_monoin.voll = levl & 0xf0;
879 break;
880 }
881 }
882
883 int
884 iw_commit_settings(void *addr)
885 {
886
887 return 0;
888 }
889
890 void
891 iw_trigger_dma(struct iw_softc *sc, u_char io)
892 {
893 u_char reg;
894 int s;
895
896 s = splaudio();
897
898 IW_READ_CODEC_1(CSR3I, reg);
899 IW_WRITE_CODEC_1(CSR3I, reg & ~(io == IW_DMA_PLAYBACK ? 0x10 : 0x20));
900
901 IW_READ_CODEC_1(CFIG1I, reg);
902
903 IW_WRITE_CODEC_1(CFIG1I, reg | io);
904
905 /* let the counter run */
906 IW_READ_CODEC_1(CFIG2I, reg);
907 IW_WRITE_CODEC_1(CFIG2I, reg & ~(io << 4));
908
909 splx(s);
910 }
911
912 void
913 iw_stop_dma(struct iw_softc *sc, u_char io, u_char hard)
914 {
915 u_char reg;
916
917 /* just stop the counter, no need to flush the fifo */
918 IW_READ_CODEC_1(CFIG2I, reg);
919 IW_WRITE_CODEC_1(CFIG2I, (reg | (io << 4)));
920
921 if (hard) {
922 /* unless we're closing the device */
923 IW_READ_CODEC_1(CFIG1I, reg);
924 IW_WRITE_CODEC_1(CFIG1I, reg & ~io);
925 }
926 }
927
928 void
929 iw_dma_count(struct iw_softc *sc, u_short count, int io)
930 {
931
932 if (io == IW_DMA_PLAYBACK) {
933 IW_WRITE_CODEC_1(CLPCTI, (u_char) (count & 0x00ff));
934 IW_WRITE_CODEC_1(CUPCTI, (u_char) ((count >> 8) & 0x00ff));
935 } else {
936 IW_WRITE_CODEC_1(CLRCTI, (u_char) (count & 0x00ff));
937 IW_WRITE_CODEC_1(CURCTI, (u_char) ((count >> 8) & 0x00ff));
938 }
939 }
940
941 int
942 iw_init_output(addr, buf, cc)
943 void *addr;
944 void *buf;
945 int cc;
946 {
947 struct iw_softc *sc = (struct iw_softc *) addr;
948
949 DPRINTF(("iw_init_output\n"));
950
951 isa_dmastart(sc->sc_ic, sc->sc_playdrq, buf,
952 cc, NULL, DMAMODE_WRITE | DMAMODE_LOOP, BUS_DMA_NOWAIT);
953 return 0;
954 }
955
956 int
957 iw_init_input(void *addr, void *buf, int cc)
958 {
959 struct iw_softc *sc;
960
961 DPRINTF(("iw_init_input\n"));
962 sc = (struct iw_softc *) addr;
963 isa_dmastart(sc->sc_ic, sc->sc_recdrq, buf,
964 cc, NULL, DMAMODE_READ | DMAMODE_LOOP, BUS_DMA_NOWAIT);
965 return 0;
966 }
967
968
969 int
970 iw_start_output(void *addr, void *p, int cc, void (*intr)(void *), void *arg)
971 {
972 struct iw_softc *sc;
973
974 #ifdef DIAGNOSTIC
975 if (!intr) {
976 printf("iw_start_output: no callback!\n");
977 return 1;
978 }
979 #endif
980 sc = addr;
981 sc->sc_playintr = intr;
982 sc->sc_playarg = arg;
983 sc->sc_dma_flags |= DMAMODE_WRITE;
984 sc->sc_playdma_bp = p;
985
986 isa_dmastart(sc->sc_ic, sc->sc_playdrq, sc->sc_playdma_bp,
987 cc, NULL, DMAMODE_WRITE, BUS_DMA_NOWAIT);
988
989
990 if (sc->play_encoding == AUDIO_ENCODING_ADPCM)
991 cc >>= 2;
992 if (sc->play_precision == 16)
993 cc >>= 1;
994
995 if (sc->play_channels == 2 && sc->play_encoding != AUDIO_ENCODING_ADPCM)
996 cc >>= 1;
997
998 cc -= iw_cc;
999
1000 /* iw_dma_access(sc,1); */
1001 if (cc != sc->sc_playdma_cnt) {
1002 iw_dma_count(sc, (u_short) cc, IW_DMA_PLAYBACK);
1003 sc->sc_playdma_cnt = cc;
1004
1005 iw_trigger_dma(sc, IW_DMA_PLAYBACK);
1006 }
1007
1008 #ifdef DIAGNOSTIC
1009 if (outputs != iw_ints)
1010 printf("iw_start_output: out %d, int %d\n", outputs, iw_ints);
1011 outputs++;
1012 #endif
1013
1014 return 0;
1015 }
1016
1017
1018 int
1019 iw_start_input(void *addr, void *p, int cc, void (*intr)(void *), void *arg)
1020 {
1021 struct iw_softc *sc;
1022
1023 #ifdef DIAGNOSTIC
1024 if (!intr) {
1025 printf("iw_start_input: no callback!\n");
1026 return 1;
1027 }
1028 #endif
1029 sc = addr;
1030 sc->sc_recintr = intr;
1031 sc->sc_recarg = arg;
1032 sc->sc_dma_flags |= DMAMODE_READ;
1033 sc->sc_recdma_bp = p;
1034
1035 isa_dmastart(sc->sc_ic, sc->sc_recdrq, sc->sc_recdma_bp,
1036 cc, NULL, DMAMODE_READ, BUS_DMA_NOWAIT);
1037
1038
1039 if (sc->rec_encoding == AUDIO_ENCODING_ADPCM)
1040 cc >>= 2;
1041 if (sc->rec_precision == 16)
1042 cc >>= 1;
1043
1044 if (sc->rec_channels == 2 && sc->rec_encoding != AUDIO_ENCODING_ADPCM)
1045 cc >>= 1;
1046
1047 cc -= iw_cc;
1048
1049 /* iw_dma_access(sc,0); */
1050 if (sc->sc_recdma_cnt != cc) {
1051 iw_dma_count(sc, (u_short) cc, IW_DMA_RECORD);
1052 sc->sc_recdma_cnt = cc;
1053 /* iw_dma_ctrl(sc, IW_DMA_RECORD); */
1054 iw_trigger_dma(sc, IW_DMA_RECORD);
1055 }
1056
1057 #ifdef DIAGNOSTIC
1058 if ((inputs != iw_inints))
1059 printf("iw_start_input: in %d, inints %d\n", inputs, iw_inints);
1060 inputs++;
1061 #endif
1062
1063 return 0;
1064 }
1065
1066
1067 int
1068 iw_halt_output(void *addr)
1069 {
1070 struct iw_softc *sc;
1071
1072 sc = addr;
1073 iw_stop_dma(sc, IW_DMA_PLAYBACK, 0);
1074 return 0;
1075 }
1076
1077
1078 int
1079 iw_halt_input(void *addr)
1080 {
1081 struct iw_softc *sc;
1082
1083 sc = addr;
1084 iw_stop_dma(sc, IW_DMA_RECORD, 0);
1085 return 0;
1086 }
1087
1088 int
1089 iw_speaker_ctl(void *addr, int newstate)
1090 {
1091 struct iw_softc *sc;
1092 u_char reg;
1093
1094 sc = addr;
1095 if (newstate == SPKR_ON) {
1096 sc->sc_dac.off = 0;
1097 IW_READ_CODEC_1(CLDACI, reg);
1098 IW_WRITE_CODEC_1(CLDACI, reg & 0x7f);
1099 IW_READ_CODEC_1(CRDACI, reg);
1100 IW_WRITE_CODEC_1(CRDACI, reg & 0x7f);
1101 } else {
1102 /* SPKR_OFF */
1103 sc->sc_dac.off = 1;
1104 IW_READ_CODEC_1(CLDACI, reg);
1105 IW_WRITE_CODEC_1(CLDACI, reg | 0x80);
1106 IW_READ_CODEC_1(CRDACI, reg);
1107 IW_WRITE_CODEC_1(CRDACI, reg | 0x80);
1108 }
1109 return 0;
1110 }
1111
1112 int
1113 iw_getdev(void *addr, struct audio_device *retp)
1114 {
1115
1116 *retp = iw_device;
1117 return 0;
1118 }
1119
1120 int
1121 iw_setfd(void *addr, int flag)
1122 {
1123
1124 return 0;
1125 }
1126
1127 /* Mixer (in/out ports) */
1128 int
1129 iw_set_port(void *addr, mixer_ctrl_t *cp)
1130 {
1131 struct iw_softc *sc;
1132 u_char vall, valr;
1133 int error;
1134
1135 sc = addr;
1136 vall = 0;
1137 valr = 0;
1138 error = EINVAL;
1139 switch (cp->dev) {
1140 case IW_MIC_IN_LVL:
1141 if (cp->type == AUDIO_MIXER_VALUE) {
1142 error = 0;
1143 if (cp->un.value.num_channels == 1) {
1144 vall = valr = cp->un.value.level[0];
1145 } else {
1146 vall = cp->un.value.level[0];
1147 valr = cp->un.value.level[1];
1148 }
1149 sc->sc_mic.voll = vall;
1150 sc->sc_mic.volr = valr;
1151 iw_mixer_line_level(sc, IW_MIC_IN, vall, valr);
1152 }
1153 break;
1154 case IW_AUX1_LVL:
1155 if (cp->type == AUDIO_MIXER_VALUE) {
1156 error = 0;
1157 if (cp->un.value.num_channels == 1) {
1158 vall = valr = cp->un.value.level[0];
1159 } else {
1160 vall = cp->un.value.level[0];
1161 valr = cp->un.value.level[1];
1162 }
1163 sc->sc_aux1.voll = vall;
1164 sc->sc_aux1.volr = valr;
1165 iw_mixer_line_level(sc, IW_AUX1, vall, valr);
1166 }
1167 break;
1168 case IW_AUX2_LVL:
1169 if (cp->type == AUDIO_MIXER_VALUE) {
1170 error = 0;
1171 if (cp->un.value.num_channels == 1) {
1172 vall = valr = cp->un.value.level[0];
1173 } else {
1174 vall = cp->un.value.level[0];
1175 valr = cp->un.value.level[1];
1176 }
1177 sc->sc_aux2.voll = vall;
1178 sc->sc_aux2.volr = valr;
1179 iw_mixer_line_level(sc, IW_AUX2, vall, valr);
1180 }
1181 break;
1182 case IW_LINE_IN_LVL:
1183 if (cp->type == AUDIO_MIXER_VALUE) {
1184 error = 0;
1185 if (cp->un.value.num_channels == 1) {
1186 vall = valr = cp->un.value.level[0];
1187 } else {
1188 vall = cp->un.value.level[0];
1189 valr = cp->un.value.level[1];
1190 }
1191 sc->sc_linein.voll = vall;
1192 sc->sc_linein.volr = valr;
1193 iw_mixer_line_level(sc, IW_LINE_IN, vall, valr);
1194 }
1195 break;
1196 case IW_LINE_OUT_LVL:
1197 if (cp->type == AUDIO_MIXER_VALUE) {
1198 error = 0;
1199 if (cp->un.value.num_channels == 1) {
1200 vall = valr = cp->un.value.level[0];
1201 } else {
1202 vall = cp->un.value.level[0];
1203 valr = cp->un.value.level[1];
1204 }
1205 sc->sc_lineout.voll = vall;
1206 sc->sc_lineout.volr = valr;
1207 iw_mixer_line_level(sc, IW_LINE_OUT, vall, valr);
1208 }
1209 break;
1210 case IW_REC_LVL:
1211 if (cp->type == AUDIO_MIXER_VALUE) {
1212 error = 0;
1213 if (cp->un.value.num_channels == 1) {
1214 vall = valr = cp->un.value.level[0];
1215 } else {
1216 vall = cp->un.value.level[0];
1217 valr = cp->un.value.level[1];
1218 }
1219 sc->sc_rec.voll = vall;
1220 sc->sc_rec.volr = valr;
1221 iw_mixer_line_level(sc, IW_REC, vall, valr);
1222 }
1223 break;
1224
1225 case IW_DAC_LVL:
1226 if (cp->type == AUDIO_MIXER_VALUE) {
1227 error = 0;
1228 if (cp->un.value.num_channels == 1) {
1229 vall = valr = cp->un.value.level[0];
1230 } else {
1231 vall = cp->un.value.level[0];
1232 valr = cp->un.value.level[1];
1233 }
1234 sc->sc_dac.voll = vall;
1235 sc->sc_dac.volr = valr;
1236 iw_mixer_line_level(sc, IW_DAC, vall, valr);
1237 }
1238 break;
1239
1240 case IW_LOOPBACK_LVL:
1241 if (cp->type == AUDIO_MIXER_VALUE) {
1242 error = 0;
1243 if (cp->un.value.num_channels != 1) {
1244 return EINVAL;
1245 } else {
1246 valr = vall = cp->un.value.level[0];
1247 }
1248 sc->sc_loopback.voll = vall;
1249 sc->sc_loopback.volr = valr;
1250 iw_mixer_line_level(sc, IW_LOOPBACK, vall, valr);
1251 }
1252 break;
1253
1254 case IW_MONO_IN_LVL:
1255 if (cp->type == AUDIO_MIXER_VALUE) {
1256 error = 0;
1257 if (cp->un.value.num_channels != 1) {
1258 return EINVAL;
1259 } else {
1260 valr = vall = cp->un.value.level[0];
1261 }
1262 sc->sc_monoin.voll = vall;
1263 sc->sc_monoin.volr = valr;
1264 iw_mixer_line_level(sc, IW_MONO_IN, vall, valr);
1265 }
1266 break;
1267 case IW_RECORD_SOURCE:
1268 error = 0;
1269 sc->sc_recsrcbits = cp->un.ord << 6;
1270 DPRINTF(("record source %d bits %x\n", cp->un.ord, sc->sc_recsrcbits));
1271 iw_mixer_line_level(sc, IW_REC, sc->sc_rec.voll, sc->sc_rec.volr);
1272 break;
1273 }
1274
1275 return error;
1276 }
1277
1278
1279 int
1280 iw_get_port(void *addr, mixer_ctrl_t *cp)
1281 {
1282 struct iw_softc *sc;
1283 int error;
1284
1285 sc = addr;
1286 error = EINVAL;
1287 switch (cp->dev) {
1288 case IW_MIC_IN_LVL:
1289 if (cp->type == AUDIO_MIXER_VALUE) {
1290 cp->un.value.num_channels = 2;
1291 cp->un.value.level[0] = sc->sc_mic.voll;
1292 cp->un.value.level[1] = sc->sc_mic.volr;
1293 error = 0;
1294 }
1295 break;
1296 case IW_AUX1_LVL:
1297 if (cp->type == AUDIO_MIXER_VALUE) {
1298 cp->un.value.num_channels = 2;
1299 cp->un.value.level[0] = sc->sc_aux1.voll;
1300 cp->un.value.level[1] = sc->sc_aux1.volr;
1301 error = 0;
1302 }
1303 break;
1304 case IW_AUX2_LVL:
1305 if (cp->type == AUDIO_MIXER_VALUE) {
1306 cp->un.value.num_channels = 2;
1307 cp->un.value.level[0] = sc->sc_aux2.voll;
1308 cp->un.value.level[1] = sc->sc_aux2.volr;
1309 error = 0;
1310 }
1311 break;
1312 case IW_LINE_OUT_LVL:
1313 if (cp->type == AUDIO_MIXER_VALUE) {
1314 cp->un.value.num_channels = 2;
1315 cp->un.value.level[0] = sc->sc_lineout.voll;
1316 cp->un.value.level[1] = sc->sc_lineout.volr;
1317 error = 0;
1318 }
1319 break;
1320 case IW_LINE_IN_LVL:
1321 if (cp->type == AUDIO_MIXER_VALUE) {
1322 cp->un.value.num_channels = 2;
1323 cp->un.value.level[0] = sc->sc_linein.voll;
1324 cp->un.value.level[1] = sc->sc_linein.volr;
1325 error = 0;
1326 }
1327 case IW_REC_LVL:
1328 if (cp->type == AUDIO_MIXER_VALUE) {
1329 cp->un.value.num_channels = 2;
1330 cp->un.value.level[0] = sc->sc_rec.voll;
1331 cp->un.value.level[1] = sc->sc_rec.volr;
1332 error = 0;
1333 }
1334 break;
1335
1336 case IW_DAC_LVL:
1337 if (cp->type == AUDIO_MIXER_VALUE) {
1338 cp->un.value.num_channels = 2;
1339 cp->un.value.level[0] = sc->sc_dac.voll;
1340 cp->un.value.level[1] = sc->sc_dac.volr;
1341 error = 0;
1342 }
1343 break;
1344
1345 case IW_LOOPBACK_LVL:
1346 if (cp->type == AUDIO_MIXER_VALUE) {
1347 cp->un.value.num_channels = 1;
1348 cp->un.value.level[0] = sc->sc_loopback.voll;
1349 error = 0;
1350 }
1351 break;
1352
1353 case IW_MONO_IN_LVL:
1354 if (cp->type == AUDIO_MIXER_VALUE) {
1355 cp->un.value.num_channels = 1;
1356 cp->un.value.level[0] = sc->sc_monoin.voll;
1357 error = 0;
1358 }
1359 break;
1360 case IW_RECORD_SOURCE:
1361 cp->un.ord = sc->sc_recsrcbits >> 6;
1362 error = 0;
1363 break;
1364 }
1365
1366 return error;
1367 }
1368
1369
1370
1371 int
1372 iw_query_devinfo(void *addr, mixer_devinfo_t *dip)
1373 {
1374
1375 switch (dip->index) {
1376 case IW_MIC_IN_LVL: /* Microphone */
1377 dip->type = AUDIO_MIXER_VALUE;
1378 dip->mixer_class = IW_INPUT_CLASS;
1379 dip->prev = AUDIO_MIXER_LAST;
1380 dip->next = AUDIO_MIXER_LAST;
1381 strcpy(dip->label.name, AudioNmicrophone);
1382 dip->un.v.num_channels = 2;
1383 strcpy(dip->un.v.units.name, AudioNvolume);
1384 break;
1385 case IW_AUX1_LVL:
1386 dip->type = AUDIO_MIXER_VALUE;
1387 dip->mixer_class = IW_INPUT_CLASS;
1388 dip->prev = AUDIO_MIXER_LAST;
1389 dip->next = AUDIO_MIXER_LAST;
1390 strcpy(dip->label.name, AudioNline);
1391 dip->un.v.num_channels = 2;
1392 strcpy(dip->un.v.units.name, AudioNvolume);
1393 break;
1394 case IW_AUX2_LVL:
1395 dip->type = AUDIO_MIXER_VALUE;
1396 dip->mixer_class = IW_INPUT_CLASS;
1397 dip->prev = AUDIO_MIXER_LAST;
1398 dip->next = AUDIO_MIXER_LAST;
1399 strcpy(dip->label.name, AudioNcd);
1400 dip->un.v.num_channels = 2;
1401 strcpy(dip->un.v.units.name, AudioNvolume);
1402 break;
1403 case IW_LINE_OUT_LVL:
1404 dip->type = AUDIO_MIXER_VALUE;
1405 dip->mixer_class = IW_OUTPUT_CLASS;
1406 dip->prev = AUDIO_MIXER_LAST;
1407 dip->next = AUDIO_MIXER_LAST;
1408 strcpy(dip->label.name, AudioNline);
1409 dip->un.v.num_channels = 2;
1410 strcpy(dip->un.v.units.name, AudioNvolume);
1411 break;
1412 case IW_DAC_LVL:
1413 dip->type = AUDIO_MIXER_VALUE;
1414 dip->mixer_class = IW_OUTPUT_CLASS;
1415 dip->prev = AUDIO_MIXER_LAST;
1416 dip->next = AUDIO_MIXER_LAST;
1417 strcpy(dip->label.name, AudioNdac);
1418 dip->un.v.num_channels = 2;
1419 strcpy(dip->un.v.units.name, AudioNvolume);
1420 break;
1421 case IW_LINE_IN_LVL:
1422 dip->type = AUDIO_MIXER_VALUE;
1423 dip->mixer_class = IW_INPUT_CLASS;
1424 dip->prev = AUDIO_MIXER_LAST;
1425 dip->next = AUDIO_MIXER_LAST;
1426 strcpy(dip->label.name, AudioNinput);
1427 dip->un.v.num_channels = 2;
1428 strcpy(dip->un.v.units.name, AudioNvolume);
1429 break;
1430 case IW_MONO_IN_LVL:
1431 dip->type = AUDIO_MIXER_VALUE;
1432 dip->mixer_class = IW_INPUT_CLASS;
1433 dip->prev = AUDIO_MIXER_LAST;
1434 dip->next = AUDIO_MIXER_LAST;
1435 strcpy(dip->label.name, AudioNmono);
1436 dip->un.v.num_channels = 1;
1437 strcpy(dip->un.v.units.name, AudioNvolume);
1438 break;
1439
1440 case IW_REC_LVL: /* record level */
1441 dip->type = AUDIO_MIXER_VALUE;
1442 dip->mixer_class = IW_RECORD_CLASS;
1443 dip->prev = AUDIO_MIXER_LAST;
1444 dip->next = AUDIO_MIXER_LAST;
1445 strcpy(dip->label.name, AudioNrecord);
1446 dip->un.v.num_channels = 2;
1447 strcpy(dip->un.v.units.name, AudioNvolume);
1448 break;
1449
1450 case IW_LOOPBACK_LVL:
1451 dip->type = AUDIO_MIXER_VALUE;
1452 dip->mixer_class = IW_RECORD_CLASS;
1453 dip->prev = AUDIO_MIXER_LAST;
1454 dip->next = AUDIO_MIXER_LAST;
1455 strcpy(dip->label.name, "filter");
1456 dip->un.v.num_channels = 1;
1457 strcpy(dip->un.v.units.name, AudioNvolume);
1458 break;
1459
1460 case IW_RECORD_SOURCE:
1461 dip->mixer_class = IW_RECORD_CLASS;
1462 dip->type = AUDIO_MIXER_ENUM;
1463 dip->prev = AUDIO_MIXER_LAST;
1464 dip->next = AUDIO_MIXER_LAST;
1465 strcpy(dip->label.name, AudioNsource);
1466 dip->un.e.num_mem = 4;
1467 strcpy(dip->un.e.member[0].label.name, AudioNline);
1468 dip->un.e.member[0].ord = IW_LINE_IN_SRC;
1469 strcpy(dip->un.e.member[1].label.name, "aux1");
1470 dip->un.e.member[1].ord = IW_AUX1_SRC;
1471 strcpy(dip->un.e.member[2].label.name, AudioNmicrophone);
1472 dip->un.e.member[2].ord = IW_MIC_IN_SRC;
1473 strcpy(dip->un.e.member[3].label.name, AudioNmixerout);
1474 dip->un.e.member[3].ord = IW_MIX_OUT_SRC;
1475 break;
1476 case IW_INPUT_CLASS:
1477 dip->type = AUDIO_MIXER_CLASS;
1478 dip->mixer_class = IW_INPUT_CLASS;
1479 dip->next = dip->prev = AUDIO_MIXER_LAST;
1480 strcpy(dip->label.name, AudioCinputs);
1481 break;
1482 case IW_OUTPUT_CLASS:
1483 dip->type = AUDIO_MIXER_CLASS;
1484 dip->mixer_class = IW_OUTPUT_CLASS;
1485 dip->next = dip->prev = AUDIO_MIXER_LAST;
1486 strcpy(dip->label.name, AudioCoutputs);
1487 break;
1488 case IW_RECORD_CLASS: /* record source class */
1489 dip->type = AUDIO_MIXER_CLASS;
1490 dip->mixer_class = IW_RECORD_CLASS;
1491 dip->next = dip->prev = AUDIO_MIXER_LAST;
1492 strcpy(dip->label.name, AudioCrecord);
1493 return 0;
1494 default:
1495 return ENXIO;
1496 }
1497 return 0;
1498 }
1499
1500
1501 void *
1502 iw_malloc(void *addr, int direction, size_t size,
1503 struct malloc_type *pool, int flags)
1504 {
1505 struct iw_softc *sc;
1506 int drq;
1507
1508 sc = addr;
1509 if (direction == AUMODE_PLAY)
1510 drq = sc->sc_playdrq;
1511 else
1512 drq = sc->sc_recdrq;
1513 return isa_malloc(sc->sc_ic, drq, size, pool, flags);
1514 }
1515
1516 void
1517 iw_free(void *addr, void *ptr, struct malloc_type *pool)
1518 {
1519 isa_free(ptr, pool);
1520 }
1521
1522 size_t
1523 iw_round_buffersize(void *addr, int direction, size_t size)
1524 {
1525 struct iw_softc *sc;
1526 bus_size_t maxsize;
1527
1528 sc = addr;
1529 if (direction == AUMODE_PLAY)
1530 maxsize = sc->sc_play_maxsize;
1531 else
1532 maxsize = sc->sc_rec_maxsize;
1533
1534 if (size > maxsize)
1535 size = maxsize;
1536 return size;
1537 }
1538
1539 paddr_t
1540 iw_mappage(void *addr, void *mem, off_t off, int prot)
1541 {
1542
1543 return isa_mappage(mem, off, prot);
1544 }
1545
1546 int
1547 iw_get_props(void *addr)
1548 {
1549 struct iw_softc *sc;
1550
1551 sc = addr;
1552 return AUDIO_PROP_MMAP |
1553 (sc->sc_fullduplex ? AUDIO_PROP_FULLDUPLEX : 0);
1554 }
Cache object: 5f27b6b5209a6c698c0ba940b68e7393
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