Rename printf -> kprintf in sys/ and add some defines where necessary
[dragonfly.git] / sys / dev / sound / isa / ess.c
CommitLineData
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1/*
2 * Copyright (c) 1999 Cameron Grant <gandalf@vilnya.demon.co.uk>
3 * Copyright 1997,1998 Luigi Rizzo.
4 *
5 * Derived from files in the Voxware 3.5 distribution,
6 * Copyright by Hannu Savolainen 1994, under the same copyright
7 * conditions.
8 * All rights reserved.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
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30 *
31 * $FreeBSD: src/sys/dev/sound/isa/ess.c,v 1.3.2.8 2002/12/24 21:17:41 semenu Exp $
f8c7a42d 32 * $DragonFly: src/sys/dev/sound/isa/ess.c,v 1.5 2006/12/20 18:14:40 dillon Exp $
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33 */
34
35#include <dev/sound/pcm/sound.h>
36
37#include <dev/sound/isa/sb.h>
38#include <dev/sound/chip.h>
39
40#include "mixer_if.h"
41
f8c7a42d 42SND_DECLARE_FILE("$DragonFly: src/sys/dev/sound/isa/ess.c,v 1.5 2006/12/20 18:14:40 dillon Exp $");
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43
44#define ESS_BUFFSIZE (4096)
45#define ABS(x) (((x) < 0)? -(x) : (x))
46
47/* audio2 never generates irqs and sounds very noisy */
48#undef ESS18XX_DUPLEX
49
50/* more accurate clocks and split audio1/audio2 rates */
51#define ESS18XX_NEWSPEED
52
53static u_int32_t ess_pfmt[] = {
54 AFMT_U8,
55 AFMT_STEREO | AFMT_U8,
56 AFMT_S8,
57 AFMT_STEREO | AFMT_S8,
58 AFMT_S16_LE,
59 AFMT_STEREO | AFMT_S16_LE,
60 AFMT_U16_LE,
61 AFMT_STEREO | AFMT_U16_LE,
62 0
63};
64
65static struct pcmchan_caps ess_playcaps = {5000, 49000, ess_pfmt, 0};
66
67static u_int32_t ess_rfmt[] = {
68 AFMT_U8,
69 AFMT_STEREO | AFMT_U8,
70 AFMT_S8,
71 AFMT_STEREO | AFMT_S8,
72 AFMT_S16_LE,
73 AFMT_STEREO | AFMT_S16_LE,
74 AFMT_U16_LE,
75 AFMT_STEREO | AFMT_U16_LE,
76 0
77};
78
79static struct pcmchan_caps ess_reccaps = {5000, 49000, ess_rfmt, 0};
80
81struct ess_info;
82
83struct ess_chinfo {
84 struct ess_info *parent;
85 struct pcm_channel *channel;
86 struct snd_dbuf *buffer;
87 int dir, hwch, stopping, run;
88 u_int32_t fmt, spd, blksz;
89};
90
91struct ess_info {
92 device_t parent_dev;
93 struct resource *io_base; /* I/O address for the board */
94 struct resource *irq;
95 struct resource *drq1;
96 struct resource *drq2;
97 void *ih;
98 bus_dma_tag_t parent_dmat;
99
100 unsigned int bufsize;
101 int type, duplex:1, newspeed:1;
102 u_long bd_flags; /* board-specific flags */
103 struct ess_chinfo pch, rch;
104};
105
106#if 0
107static int ess_rd(struct ess_info *sc, int reg);
108static void ess_wr(struct ess_info *sc, int reg, u_int8_t val);
109static int ess_dspready(struct ess_info *sc);
110static int ess_cmd(struct ess_info *sc, u_char val);
111static int ess_cmd1(struct ess_info *sc, u_char cmd, int val);
112static int ess_get_byte(struct ess_info *sc);
113static void ess_setmixer(struct ess_info *sc, u_int port, u_int value);
114static int ess_getmixer(struct ess_info *sc, u_int port);
115static int ess_reset_dsp(struct ess_info *sc);
116
117static int ess_write(struct ess_info *sc, u_char reg, int val);
118static int ess_read(struct ess_info *sc, u_char reg);
119
120static void ess_intr(void *arg);
121static int ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len);
122static int ess_start(struct ess_chinfo *ch);
123static int ess_stop(struct ess_chinfo *ch);
124#endif
125
126/*
127 * Common code for the midi and pcm functions
128 *
129 * ess_cmd write a single byte to the CMD port.
130 * ess_cmd1 write a CMD + 1 byte arg
131 * ess_cmd2 write a CMD + 2 byte arg
132 * ess_get_byte returns a single byte from the DSP data port
133 *
134 * ess_write is actually ess_cmd1
135 * ess_read access ext. regs via ess_cmd(0xc0, reg) followed by ess_get_byte
136 */
137
138static void
139ess_lock(struct ess_info *sc) {
140
141 sbc_lock(device_get_softc(sc->parent_dev));
142}
143
144static void
145ess_unlock(struct ess_info *sc) {
146
147 sbc_unlock(device_get_softc(sc->parent_dev));
148}
149
150static int
151port_rd(struct resource *port, int off)
152{
153 return bus_space_read_1(rman_get_bustag(port),
154 rman_get_bushandle(port),
155 off);
156}
157
158static void
159port_wr(struct resource *port, int off, u_int8_t data)
160{
161 bus_space_write_1(rman_get_bustag(port),
162 rman_get_bushandle(port),
163 off, data);
164}
165
166static int
167ess_rd(struct ess_info *sc, int reg)
168{
169 return port_rd(sc->io_base, reg);
170}
171
172static void
173ess_wr(struct ess_info *sc, int reg, u_int8_t val)
174{
175 port_wr(sc->io_base, reg, val);
176}
177
178static int
179ess_dspready(struct ess_info *sc)
180{
181 return ((ess_rd(sc, SBDSP_STATUS) & 0x80) == 0);
182}
183
184static int
185ess_dspwr(struct ess_info *sc, u_char val)
186{
187 int i;
188
189 for (i = 0; i < 1000; i++) {
190 if (ess_dspready(sc)) {
191 ess_wr(sc, SBDSP_CMD, val);
192 return 1;
193 }
194 if (i > 10) DELAY((i > 100)? 1000 : 10);
195 }
196 printf("ess_dspwr(0x%02x) timed out.\n", val);
197 return 0;
198}
199
200static int
201ess_cmd(struct ess_info *sc, u_char val)
202{
203#if 0
204 printf("ess_cmd: %x\n", val);
205#endif
206 return ess_dspwr(sc, val);
207}
208
209static int
210ess_cmd1(struct ess_info *sc, u_char cmd, int val)
211{
212#if 0
213 printf("ess_cmd1: %x, %x\n", cmd, val);
214#endif
215 if (ess_dspwr(sc, cmd)) {
216 return ess_dspwr(sc, val & 0xff);
217 } else return 0;
218}
219
220static void
221ess_setmixer(struct ess_info *sc, u_int port, u_int value)
222{
223 DEB(printf("ess_setmixer: reg=%x, val=%x\n", port, value);)
224 ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
225 DELAY(10);
226 ess_wr(sc, SB_MIX_DATA, (u_char) (value & 0xff));
227 DELAY(10);
228}
229
230static int
231ess_getmixer(struct ess_info *sc, u_int port)
232{
233 int val;
234 ess_wr(sc, SB_MIX_ADDR, (u_char) (port & 0xff)); /* Select register */
235 DELAY(10);
236 val = ess_rd(sc, SB_MIX_DATA);
237 DELAY(10);
238
239 return val;
240}
241
242static int
243ess_get_byte(struct ess_info *sc)
244{
245 int i;
246
247 for (i = 1000; i > 0; i--) {
248 if (ess_rd(sc, DSP_DATA_AVAIL) & 0x80)
249 return ess_rd(sc, DSP_READ);
250 else
251 DELAY(20);
252 }
253 return -1;
254}
255
256static int
257ess_write(struct ess_info *sc, u_char reg, int val)
258{
259 return ess_cmd1(sc, reg, val);
260}
261
262static int
263ess_read(struct ess_info *sc, u_char reg)
264{
265 return (ess_cmd(sc, 0xc0) && ess_cmd(sc, reg))? ess_get_byte(sc) : -1;
266}
267
268static int
269ess_reset_dsp(struct ess_info *sc)
270{
271 ess_wr(sc, SBDSP_RST, 3);
272 DELAY(100);
273 ess_wr(sc, SBDSP_RST, 0);
274 if (ess_get_byte(sc) != 0xAA) {
275 DEB(printf("ess_reset_dsp 0x%lx failed\n",
276 rman_get_start(sc->io_base)));
277 return ENXIO; /* Sorry */
278 }
279 ess_cmd(sc, 0xc6);
280 return 0;
281}
282
283static void
284ess_release_resources(struct ess_info *sc, device_t dev)
285{
286 if (sc->irq) {
287 if (sc->ih)
288 bus_teardown_intr(dev, sc->irq, sc->ih);
289 bus_release_resource(dev, SYS_RES_IRQ, 0, sc->irq);
290 sc->irq = 0;
291 }
292 if (sc->drq1) {
293 isa_dma_release(rman_get_start(sc->drq1));
294 bus_release_resource(dev, SYS_RES_DRQ, 0, sc->drq1);
295 sc->drq1 = 0;
296 }
297 if (sc->drq2) {
298 isa_dma_release(rman_get_start(sc->drq2));
299 bus_release_resource(dev, SYS_RES_DRQ, 1, sc->drq2);
300 sc->drq2 = 0;
301 }
302 if (sc->io_base) {
303 bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->io_base);
304 sc->io_base = 0;
305 }
306 if (sc->parent_dmat) {
307 bus_dma_tag_destroy(sc->parent_dmat);
308 sc->parent_dmat = 0;
309 }
efda3bd0 310 kfree(sc, M_DEVBUF);
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311}
312
313static int
314ess_alloc_resources(struct ess_info *sc, device_t dev)
315{
316 int rid;
317
318 rid = 0;
319 if (!sc->io_base)
320 sc->io_base = bus_alloc_resource(dev, SYS_RES_IOPORT,
321 &rid, 0, ~0, 1,
322 RF_ACTIVE);
323 rid = 0;
324 if (!sc->irq)
325 sc->irq = bus_alloc_resource(dev, SYS_RES_IRQ,
326 &rid, 0, ~0, 1,
327 RF_ACTIVE);
328 rid = 0;
329 if (!sc->drq1)
330 sc->drq1 = bus_alloc_resource(dev, SYS_RES_DRQ,
331 &rid, 0, ~0, 1,
332 RF_ACTIVE);
333 rid = 1;
334 if (!sc->drq2)
335 sc->drq2 = bus_alloc_resource(dev, SYS_RES_DRQ,
336 &rid, 0, ~0, 1,
337 RF_ACTIVE);
338
339 if (sc->io_base && sc->drq1 && sc->irq) {
340 isa_dma_acquire(rman_get_start(sc->drq1));
341 isa_dmainit(rman_get_start(sc->drq1), sc->bufsize);
342
343 if (sc->drq2) {
344 isa_dma_acquire(rman_get_start(sc->drq2));
345 isa_dmainit(rman_get_start(sc->drq2), sc->bufsize);
346 }
347
348 return 0;
349 } else return ENXIO;
350}
351
352static void
353ess_intr(void *arg)
354{
355 struct ess_info *sc = (struct ess_info *)arg;
356 int src, pirq, rirq;
357
358 ess_lock(sc);
359 src = 0;
360 if (ess_getmixer(sc, 0x7a) & 0x80)
361 src |= 2;
362 if (ess_rd(sc, 0x0c) & 0x01)
363 src |= 1;
364
365 pirq = (src & sc->pch.hwch)? 1 : 0;
366 rirq = (src & sc->rch.hwch)? 1 : 0;
367
368 if (pirq) {
369 if (sc->pch.run)
370 chn_intr(sc->pch.channel);
371 if (sc->pch.stopping) {
372 sc->pch.run = 0;
373 sndbuf_isadma(sc->pch.buffer, PCMTRIG_STOP);
374 sc->pch.stopping = 0;
375 if (sc->pch.hwch == 1)
376 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01);
377 else
378 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x03);
379 }
380 }
381
382 if (rirq) {
383 if (sc->rch.run)
384 chn_intr(sc->rch.channel);
385 if (sc->rch.stopping) {
386 sc->rch.run = 0;
387 sndbuf_isadma(sc->rch.buffer, PCMTRIG_STOP);
388 sc->rch.stopping = 0;
389 /* XXX: will this stop audio2? */
390 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x01);
391 }
392 }
393
394 if (src & 2)
395 ess_setmixer(sc, 0x7a, ess_getmixer(sc, 0x7a) & ~0x80);
396 if (src & 1)
397 ess_rd(sc, DSP_DATA_AVAIL);
398 ess_unlock(sc);
399}
400
401/* utility functions for ESS */
402static u_int8_t
403ess_calcspeed8(int *spd)
404{
405 int speed = *spd;
406 u_int32_t t;
407
408 if (speed > 22000) {
409 t = (795500 + speed / 2) / speed;
410 speed = (795500 + t / 2) / t;
411 t = (256 - t) | 0x80;
412 } else {
413 t = (397700 + speed / 2) / speed;
414 speed = (397700 + t / 2) / t;
415 t = 128 - t;
416 }
417 *spd = speed;
418 return t & 0x000000ff;
419}
420
421static u_int8_t
422ess_calcspeed9(int *spd)
423{
424 int speed, s0, s1, use0;
425 u_int8_t t0, t1;
426
427 /* rate = source / (256 - divisor) */
428 /* divisor = 256 - (source / rate) */
429 speed = *spd;
430 t0 = 128 - (793800 / speed);
431 s0 = 793800 / (128 - t0);
432
433 t1 = 128 - (768000 / speed);
434 s1 = 768000 / (128 - t1);
435 t1 |= 0x80;
436
437 use0 = (ABS(speed - s0) < ABS(speed - s1))? 1 : 0;
438
439 *spd = use0? s0 : s1;
440 return use0? t0 : t1;
441}
442
443static u_int8_t
444ess_calcfilter(int spd)
445{
446 int cutoff;
447
448 /* cutoff = 7160000 / (256 - divisor) */
449 /* divisor = 256 - (7160000 / cutoff) */
450 cutoff = (spd * 9 * 82) / 20;
451 return (256 - (7160000 / cutoff));
452}
453
454static int
455ess_setupch(struct ess_info *sc, int ch, int dir, int spd, u_int32_t fmt, int len)
456{
457 int play = (dir == PCMDIR_PLAY)? 1 : 0;
458 int b16 = (fmt & AFMT_16BIT)? 1 : 0;
459 int stereo = (fmt & AFMT_STEREO)? 1 : 0;
460 int unsign = (fmt == AFMT_U8 || fmt == AFMT_U16_LE)? 1 : 0;
461 u_int8_t spdval, fmtval;
462
463
464 spdval = (sc->newspeed)? ess_calcspeed9(&spd) : ess_calcspeed8(&spd);
465 len = -len;
466
467 if (ch == 1) {
468 KASSERT((dir == PCMDIR_PLAY) || (dir == PCMDIR_REC), ("ess_setupch: dir1 bad"));
469 /* transfer length low */
470 ess_write(sc, 0xa4, len & 0x00ff);
471 /* transfer length high */
472 ess_write(sc, 0xa5, (len & 0xff00) >> 8);
473 /* autoinit, dma dir */
474 ess_write(sc, 0xb8, 0x04 | (play? 0x00 : 0x0a));
475 /* mono/stereo */
476 ess_write(sc, 0xa8, (ess_read(sc, 0xa8) & ~0x03) | (stereo? 0x01 : 0x02));
477 /* demand mode, 4 bytes/xfer */
478 ess_write(sc, 0xb9, 0x02);
479 /* sample rate */
480 ess_write(sc, 0xa1, spdval);
481 /* filter cutoff */
482 ess_write(sc, 0xa2, ess_calcfilter(spd));
483 /* setup dac/adc */
484 if (play)
485 ess_write(sc, 0xb6, unsign? 0x80 : 0x00);
486 /* mono, b16: signed, load signal */
487 ess_write(sc, 0xb7, 0x51 | (unsign? 0x00 : 0x20));
488 /* setup fifo */
489 ess_write(sc, 0xb7, 0x90 | (unsign? 0x00 : 0x20) |
490 (b16? 0x04 : 0x00) |
491 (stereo? 0x08 : 0x40));
492 /* irq control */
493 ess_write(sc, 0xb1, (ess_read(sc, 0xb1) & 0x0f) | 0x50);
494 /* drq control */
495 ess_write(sc, 0xb2, (ess_read(sc, 0xb2) & 0x0f) | 0x50);
496 } else if (ch == 2) {
497 KASSERT(dir == PCMDIR_PLAY, ("ess_setupch: dir2 bad"));
498 /* transfer length low */
499 ess_setmixer(sc, 0x74, len & 0x00ff);
500 /* transfer length high */
501 ess_setmixer(sc, 0x76, (len & 0xff00) >> 8);
502 /* autoinit, 4 bytes/req */
503 ess_setmixer(sc, 0x78, 0x90);
504 fmtval = b16 | (stereo << 1) | (unsign << 2);
505 /* enable irq, set format */
506 ess_setmixer(sc, 0x7a, 0x40 | fmtval);
507 if (sc->newspeed) {
508 /* sample rate */
509 ess_setmixer(sc, 0x70, spdval);
510 /* filter cutoff */
511 ess_setmixer(sc, 0x72, ess_calcfilter(spd));
512 }
513 }
514
515 return 0;
516}
517static int
518ess_start(struct ess_chinfo *ch)
519{
520 struct ess_info *sc = ch->parent;
521 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0;
522
523 ess_lock(sc);
524 ess_setupch(sc, ch->hwch, ch->dir, ch->spd, ch->fmt, ch->blksz);
525 ch->stopping = 0;
526 if (ch->hwch == 1)
527 ess_write(sc, 0xb8, ess_read(sc, 0xb8) | 0x01);
528 else
529 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) | 0x03);
530 if (play)
531 ess_cmd(sc, DSP_CMD_SPKON);
532 ess_unlock(sc);
533 return 0;
534}
535
536static int
537ess_stop(struct ess_chinfo *ch)
538{
539 struct ess_info *sc = ch->parent;
540 int play = (ch->dir == PCMDIR_PLAY)? 1 : 0;
541
542 ess_lock(sc);
543 ch->stopping = 1;
544 if (ch->hwch == 1)
545 ess_write(sc, 0xb8, ess_read(sc, 0xb8) & ~0x04);
546 else
547 ess_setmixer(sc, 0x78, ess_getmixer(sc, 0x78) & ~0x10);
548 if (play)
549 ess_cmd(sc, DSP_CMD_SPKOFF);
550 ess_unlock(sc);
551 return 0;
552}
553
554/* -------------------------------------------------------------------- */
555/* channel interface for ESS18xx */
556static void *
557esschan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir)
558{
559 struct ess_info *sc = devinfo;
560 struct ess_chinfo *ch = (dir == PCMDIR_PLAY)? &sc->pch : &sc->rch;
561
562 ch->parent = sc;
563 ch->channel = c;
564 ch->buffer = b;
565 if (sndbuf_alloc(ch->buffer, sc->parent_dmat, sc->bufsize) == -1)
566 return NULL;
567 ch->dir = dir;
568 ch->hwch = 1;
569 if ((dir == PCMDIR_PLAY) && (sc->duplex))
570 ch->hwch = 2;
571 sndbuf_isadmasetup(ch->buffer, (ch->hwch == 1)? sc->drq1 : sc->drq2);
572 return ch;
573}
574
575static int
576esschan_setformat(kobj_t obj, void *data, u_int32_t format)
577{
578 struct ess_chinfo *ch = data;
579
580 ch->fmt = format;
581 return 0;
582}
583
584static int
585esschan_setspeed(kobj_t obj, void *data, u_int32_t speed)
586{
587 struct ess_chinfo *ch = data;
588 struct ess_info *sc = ch->parent;
589
590 ch->spd = speed;
591 if (sc->newspeed)
592 ess_calcspeed9(&ch->spd);
593 else
594 ess_calcspeed8(&ch->spd);
595 return ch->spd;
596}
597
598static int
599esschan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
600{
601 struct ess_chinfo *ch = data;
602
603 ch->blksz = blocksize;
604 return ch->blksz;
605}
606
607static int
608esschan_trigger(kobj_t obj, void *data, int go)
609{
610 struct ess_chinfo *ch = data;
611
612 if (go == PCMTRIG_EMLDMAWR || go == PCMTRIG_EMLDMARD)
613 return 0;
614
615 switch (go) {
616 case PCMTRIG_START:
617 ch->run = 1;
618 sndbuf_isadma(ch->buffer, go);
619 ess_start(ch);
620 break;
621
622 case PCMTRIG_STOP:
623 case PCMTRIG_ABORT:
624 default:
625 ess_stop(ch);
626 break;
627 }
628 return 0;
629}
630
631static int
632esschan_getptr(kobj_t obj, void *data)
633{
634 struct ess_chinfo *ch = data;
635
636 return sndbuf_isadmaptr(ch->buffer);
637}
638
639static struct pcmchan_caps *
640esschan_getcaps(kobj_t obj, void *data)
641{
642 struct ess_chinfo *ch = data;
643
644 return (ch->dir == PCMDIR_PLAY)? &ess_playcaps : &ess_reccaps;
645}
646
647static kobj_method_t esschan_methods[] = {
648 KOBJMETHOD(channel_init, esschan_init),
649 KOBJMETHOD(channel_setformat, esschan_setformat),
650 KOBJMETHOD(channel_setspeed, esschan_setspeed),
651 KOBJMETHOD(channel_setblocksize, esschan_setblocksize),
652 KOBJMETHOD(channel_trigger, esschan_trigger),
653 KOBJMETHOD(channel_getptr, esschan_getptr),
654 KOBJMETHOD(channel_getcaps, esschan_getcaps),
655 { 0, 0 }
656};
657CHANNEL_DECLARE(esschan);
658
659/************************************************************/
660
661static int
662essmix_init(struct snd_mixer *m)
663{
664 struct ess_info *sc = mix_getdevinfo(m);
665
666 mix_setrecdevs(m, SOUND_MASK_CD | SOUND_MASK_MIC | SOUND_MASK_LINE |
667 SOUND_MASK_IMIX);
668
669 mix_setdevs(m, SOUND_MASK_SYNTH | SOUND_MASK_PCM | SOUND_MASK_LINE |
670 SOUND_MASK_MIC | SOUND_MASK_CD | SOUND_MASK_VOLUME |
671 SOUND_MASK_LINE1 | SOUND_MASK_SPEAKER);
672
673 ess_setmixer(sc, 0, 0); /* reset */
674
675 return 0;
676}
677
678static int
679essmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
680{
681 struct ess_info *sc = mix_getdevinfo(m);
682 int preg = 0, rreg = 0, l, r;
683
684 l = (left * 15) / 100;
685 r = (right * 15) / 100;
686 switch (dev) {
687 case SOUND_MIXER_SYNTH:
688 preg = 0x36;
689 rreg = 0x6b;
690 break;
691
692 case SOUND_MIXER_PCM:
693 preg = 0x14;
694 rreg = 0x7c;
695 break;
696
697 case SOUND_MIXER_LINE:
698 preg = 0x3e;
699 rreg = 0x6e;
700 break;
701
702 case SOUND_MIXER_MIC:
703 preg = 0x1a;
704 rreg = 0x68;
705 break;
706
707 case SOUND_MIXER_LINE1:
708 preg = 0x3a;
709 rreg = 0x6c;
710 break;
711
712 case SOUND_MIXER_CD:
713 preg = 0x38;
714 rreg = 0x6a;
715 break;
716
717 case SOUND_MIXER_SPEAKER:
718 preg = 0x3c;
719 break;
720
721 case SOUND_MIXER_VOLUME:
722 l = left? (left * 63) / 100 : 64;
723 r = right? (right * 63) / 100 : 64;
724 ess_setmixer(sc, 0x60, l);
725 ess_setmixer(sc, 0x62, r);
726 left = (l == 64)? 0 : (l * 100) / 63;
727 right = (r == 64)? 0 : (r * 100) / 63;
728 return left | (right << 8);
729 }
730
731 if (preg)
732 ess_setmixer(sc, preg, (l << 4) | r);
733 if (rreg)
734 ess_setmixer(sc, rreg, (l << 4) | r);
735
736 left = (l * 100) / 15;
737 right = (r * 100) / 15;
738
739 return left | (right << 8);
740}
741
742static int
743essmix_setrecsrc(struct snd_mixer *m, u_int32_t src)
744{
745 struct ess_info *sc = mix_getdevinfo(m);
746 u_char recdev;
747
748 switch (src) {
749 case SOUND_MASK_CD:
750 recdev = 0x02;
751 break;
752
753 case SOUND_MASK_LINE:
754 recdev = 0x06;
755 break;
756
757 case SOUND_MASK_IMIX:
758 recdev = 0x05;
759 break;
760
761 case SOUND_MASK_MIC:
762 default:
763 recdev = 0x00;
764 src = SOUND_MASK_MIC;
765 break;
766 }
767
768 ess_setmixer(sc, 0x1c, recdev);
769
770 return src;
771}
772
773static kobj_method_t essmixer_methods[] = {
774 KOBJMETHOD(mixer_init, essmix_init),
775 KOBJMETHOD(mixer_set, essmix_set),
776 KOBJMETHOD(mixer_setrecsrc, essmix_setrecsrc),
777 { 0, 0 }
778};
779MIXER_DECLARE(essmixer);
780
781/************************************************************/
782
783static int
784ess_probe(device_t dev)
785{
786 uintptr_t func, ver, r, f;
787
788 /* The parent device has already been probed. */
789 r = BUS_READ_IVAR(device_get_parent(dev), dev, 0, &func);
790 if (func != SCF_PCM)
791 return (ENXIO);
792
793 r = BUS_READ_IVAR(device_get_parent(dev), dev, 1, &ver);
794 f = (ver & 0xffff0000) >> 16;
795 if (!(f & BD_F_ESS))
796 return (ENXIO);
797
798 device_set_desc(dev, "ESS 18xx DSP");
799
800 return 0;
801}
802
803static int
804ess_attach(device_t dev)
805{
806 struct ess_info *sc;
807 char status[SND_STATUSLEN], buf[64];
808 int ver;
809
efda3bd0 810 sc = (struct ess_info *)kmalloc(sizeof *sc, M_DEVBUF, M_NOWAIT | M_ZERO);
984263bc
MD
811 if (!sc)
812 return ENXIO;
813
814 sc->parent_dev = device_get_parent(dev);
815 sc->bufsize = pcm_getbuffersize(dev, 4096, ESS_BUFFSIZE, 65536);
816 if (ess_alloc_resources(sc, dev))
817 goto no;
818 if (ess_reset_dsp(sc))
819 goto no;
820 if (mixer_init(dev, &essmixer_class, sc))
821 goto no;
822
823 sc->duplex = 0;
824 sc->newspeed = 0;
825 ver = (ess_getmixer(sc, 0x40) << 8) | ess_rd(sc, SB_MIX_DATA);
f8c7a42d 826 ksnprintf(buf, sizeof buf, "ESS %x DSP", ver);
984263bc
MD
827 device_set_desc_copy(dev, buf);
828 if (bootverbose)
829 device_printf(dev, "ESS%x detected", ver);
830
831 switch (ver) {
832 case 0x1869:
833 case 0x1879:
834#ifdef ESS18XX_DUPLEX
835 sc->duplex = sc->drq2? 1 : 0;
836#endif
837#ifdef ESS18XX_NEWSPEED
838 sc->newspeed = 1;
839#endif
840 break;
841 }
842 if (bootverbose)
843 printf("%s%s\n", sc->duplex? ", duplex" : "",
844 sc->newspeed? ", newspeed" : "");
845
846 if (sc->newspeed)
847 ess_setmixer(sc, 0x71, 0x22);
848
e9cb6d99 849 snd_setup_intr(dev, sc->irq, INTR_MPSAFE, ess_intr, sc, &sc->ih, NULL);
984263bc
MD
850 if (!sc->duplex)
851 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX);
852
853 if (bus_dma_tag_create(/*parent*/NULL, /*alignment*/2, /*boundary*/0,
854 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
855 /*highaddr*/BUS_SPACE_MAXADDR,
856 /*filter*/NULL, /*filterarg*/NULL,
857 /*maxsize*/sc->bufsize, /*nsegments*/1,
858 /*maxsegz*/0x3ffff,
859 /*flags*/0, &sc->parent_dmat) != 0) {
860 device_printf(dev, "unable to create dma tag\n");
861 goto no;
862 }
863
864 if (sc->drq2)
f8c7a42d 865 ksnprintf(buf, SND_STATUSLEN, ":%ld", rman_get_start(sc->drq2));
984263bc
MD
866 else
867 buf[0] = '\0';
868
f8c7a42d 869 ksnprintf(status, SND_STATUSLEN, "at io 0x%lx irq %ld drq %ld%s bufsz %u",
984263bc
MD
870 rman_get_start(sc->io_base), rman_get_start(sc->irq),
871 rman_get_start(sc->drq1), buf, sc->bufsize);
872
873 if (pcm_register(dev, sc, 1, 1))
874 goto no;
875 pcm_addchan(dev, PCMDIR_REC, &esschan_class, sc);
876 pcm_addchan(dev, PCMDIR_PLAY, &esschan_class, sc);
877 pcm_setstatus(dev, status);
878
879 return 0;
880
881no:
882 ess_release_resources(sc, dev);
883 return ENXIO;
884}
885
886static int
887ess_detach(device_t dev)
888{
889 int r;
890 struct ess_info *sc;
891
892 r = pcm_unregister(dev);
893 if (r)
894 return r;
895
896 sc = pcm_getdevinfo(dev);
897 ess_release_resources(sc, dev);
898 return 0;
899}
900
901static int
902ess_resume(device_t dev)
903{
904 struct ess_info *sc;
905
906 sc = pcm_getdevinfo(dev);
907
908 if (ess_reset_dsp(sc)) {
909 device_printf(dev, "unable to reset DSP at resume\n");
910 return ENXIO;
911 }
912
913 if (mixer_reinit(dev)) {
914 device_printf(dev, "unable to reinitialize mixer at resume\n");
915 return ENXIO;
916 }
917
918 return 0;
919}
920
921static device_method_t ess_methods[] = {
922 /* Device interface */
923 DEVMETHOD(device_probe, ess_probe),
924 DEVMETHOD(device_attach, ess_attach),
925 DEVMETHOD(device_detach, ess_detach),
926 DEVMETHOD(device_resume, ess_resume),
927
928 { 0, 0 }
929};
930
931static driver_t ess_driver = {
932 "pcm",
933 ess_methods,
934 PCM_SOFTC_SIZE,
935};
936
937DRIVER_MODULE(snd_ess, sbc, ess_driver, pcm_devclass, 0, 0);
938MODULE_DEPEND(snd_ess, snd_pcm, PCM_MINVER, PCM_PREFVER, PCM_MAXVER);
939MODULE_DEPEND(snd_ess, snd_sbc, 1, 1, 1);
940MODULE_VERSION(snd_ess, 1);
941
942/************************************************************/
943
944static devclass_t esscontrol_devclass;
945
946static struct isa_pnp_id essc_ids[] = {
947 {0x06007316, "ESS Control"},
948 {0}
949};
950
951static int
952esscontrol_probe(device_t dev)
953{
954 int i;
955
956 i = ISA_PNP_PROBE(device_get_parent(dev), dev, essc_ids);
957 if (i == 0)
958 device_quiet(dev);
959 return i;
960}
961
962static int
963esscontrol_attach(device_t dev)
964{
965#ifdef notyet
966 struct resource *io;
967 int rid, i, x;
968
969 rid = 0;
970 io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, 0, ~0, 1, RF_ACTIVE);
971 x = 0;
972 for (i = 0; i < 0x100; i++) {
973 port_wr(io, 0, i);
974 x = port_rd(io, 1);
975 if ((i & 0x0f) == 0)
976 printf("%3.3x: ", i);
977 printf("%2.2x ", x);
978 if ((i & 0x0f) == 0x0f)
979 printf("\n");
980 }
981 bus_release_resource(dev, SYS_RES_IOPORT, 0, io);
982 io = NULL;
983#endif
984
985 return 0;
986}
987
988static int
989esscontrol_detach(device_t dev)
990{
991 return 0;
992}
993
994static device_method_t esscontrol_methods[] = {
995 /* Device interface */
996 DEVMETHOD(device_probe, esscontrol_probe),
997 DEVMETHOD(device_attach, esscontrol_attach),
998 DEVMETHOD(device_detach, esscontrol_detach),
999
1000 { 0, 0 }
1001};
1002
1003static driver_t esscontrol_driver = {
1004 "esscontrol",
1005 esscontrol_methods,
1006 1,
1007};
1008
1009DRIVER_MODULE(esscontrol, isa, esscontrol_driver, esscontrol_devclass, 0, 0);
1010