FreeBSD/Linux Kernel Cross Reference
sys/dev/sound/isa/mss.c
1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2001 George Reid <greid@ukug.uk.freebsd.org>
5 * Copyright (c) 1999 Cameron Grant <cg@freebsd.org>
6 * Copyright (c) 1997,1998 Luigi Rizzo
7 * Copyright (c) 1994,1995 Hannu Savolainen
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.
30 */
31
32 #ifdef HAVE_KERNEL_OPTION_HEADERS
33 #include "opt_snd.h"
34 #endif
35
36 #include <dev/sound/pcm/sound.h>
37
38 SND_DECLARE_FILE("$FreeBSD$");
39
40 /* board-specific include files */
41 #include <dev/sound/isa/mss.h>
42 #include <dev/sound/isa/sb.h>
43 #include <dev/sound/chip.h>
44
45 #include <isa/isavar.h>
46
47 #include "mixer_if.h"
48
49 #define MSS_DEFAULT_BUFSZ (4096)
50 #define MSS_INDEXED_REGS 0x20
51 #define OPL_INDEXED_REGS 0x19
52
53 struct mss_info;
54
55 struct mss_chinfo {
56 struct mss_info *parent;
57 struct pcm_channel *channel;
58 struct snd_dbuf *buffer;
59 int dir;
60 u_int32_t fmt, blksz;
61 };
62
63 struct mss_info {
64 struct resource *io_base; /* primary I/O address for the board */
65 int io_rid;
66 struct resource *conf_base; /* and the opti931 also has a config space */
67 int conf_rid;
68 struct resource *irq;
69 int irq_rid;
70 struct resource *drq1; /* play */
71 int drq1_rid;
72 struct resource *drq2; /* rec */
73 int drq2_rid;
74 void *ih;
75 bus_dma_tag_t parent_dmat;
76 struct mtx *lock;
77
78 char mss_indexed_regs[MSS_INDEXED_REGS];
79 char opl_indexed_regs[OPL_INDEXED_REGS];
80 int bd_id; /* used to hold board-id info, eg. sb version,
81 * mss codec type, etc. etc.
82 */
83 int opti_offset; /* offset from config_base for opti931 */
84 u_long bd_flags; /* board-specific flags */
85 int optibase; /* base address for OPTi9xx config */
86 struct resource *indir; /* Indirect register index address */
87 int indir_rid;
88 int password; /* password for opti9xx cards */
89 int passwdreg; /* password register */
90 unsigned int bufsize;
91 struct mss_chinfo pch, rch;
92 };
93
94 static int mss_probe(device_t dev);
95 static int mss_attach(device_t dev);
96
97 static driver_intr_t mss_intr;
98
99 /* prototypes for local functions */
100 static int mss_detect(device_t dev, struct mss_info *mss);
101 static int opti_detect(device_t dev, struct mss_info *mss);
102 static char *ymf_test(device_t dev, struct mss_info *mss);
103 static void ad_unmute(struct mss_info *mss);
104
105 /* mixer set funcs */
106 static int mss_mixer_set(struct mss_info *mss, int dev, int left, int right);
107 static int mss_set_recsrc(struct mss_info *mss, int mask);
108
109 /* io funcs */
110 static int ad_wait_init(struct mss_info *mss, int x);
111 static int ad_read(struct mss_info *mss, int reg);
112 static void ad_write(struct mss_info *mss, int reg, u_char data);
113 static void ad_write_cnt(struct mss_info *mss, int reg, u_short data);
114 static void ad_enter_MCE(struct mss_info *mss);
115 static void ad_leave_MCE(struct mss_info *mss);
116
117 /* OPTi-specific functions */
118 static void opti_write(struct mss_info *mss, u_char reg,
119 u_char data);
120 static u_char opti_read(struct mss_info *mss, u_char reg);
121 static int opti_init(device_t dev, struct mss_info *mss);
122
123 /* io primitives */
124 static void conf_wr(struct mss_info *mss, u_char reg, u_char data);
125 static u_char conf_rd(struct mss_info *mss, u_char reg);
126
127 static int pnpmss_probe(device_t dev);
128 static int pnpmss_attach(device_t dev);
129
130 static driver_intr_t opti931_intr;
131
132 static u_int32_t mss_fmt[] = {
133 SND_FORMAT(AFMT_U8, 1, 0),
134 SND_FORMAT(AFMT_U8, 2, 0),
135 SND_FORMAT(AFMT_S16_LE, 1, 0),
136 SND_FORMAT(AFMT_S16_LE, 2, 0),
137 SND_FORMAT(AFMT_MU_LAW, 1, 0),
138 SND_FORMAT(AFMT_MU_LAW, 2, 0),
139 SND_FORMAT(AFMT_A_LAW, 1, 0),
140 SND_FORMAT(AFMT_A_LAW, 2, 0),
141 0
142 };
143 static struct pcmchan_caps mss_caps = {4000, 48000, mss_fmt, 0};
144
145 static u_int32_t guspnp_fmt[] = {
146 SND_FORMAT(AFMT_U8, 1, 0),
147 SND_FORMAT(AFMT_U8, 2, 0),
148 SND_FORMAT(AFMT_S16_LE, 1, 0),
149 SND_FORMAT(AFMT_S16_LE, 2, 0),
150 SND_FORMAT(AFMT_A_LAW, 1, 0),
151 SND_FORMAT(AFMT_A_LAW, 2, 0),
152 0
153 };
154 static struct pcmchan_caps guspnp_caps = {4000, 48000, guspnp_fmt, 0};
155
156 static u_int32_t opti931_fmt[] = {
157 SND_FORMAT(AFMT_U8, 1, 0),
158 SND_FORMAT(AFMT_U8, 2, 0),
159 SND_FORMAT(AFMT_S16_LE, 1, 0),
160 SND_FORMAT(AFMT_S16_LE, 2, 0),
161 0
162 };
163 static struct pcmchan_caps opti931_caps = {4000, 48000, opti931_fmt, 0};
164
165 #define MD_AD1848 0x91
166 #define MD_AD1845 0x92
167 #define MD_CS42XX 0xA1
168 #define MD_CS423X 0xA2
169 #define MD_OPTI930 0xB0
170 #define MD_OPTI931 0xB1
171 #define MD_OPTI925 0xB2
172 #define MD_OPTI924 0xB3
173 #define MD_GUSPNP 0xB8
174 #define MD_GUSMAX 0xB9
175 #define MD_YM0020 0xC1
176 #define MD_VIVO 0xD1
177
178 #define DV_F_TRUE_MSS 0x00010000 /* mss _with_ base regs */
179
180 #define FULL_DUPLEX(x) ((x)->bd_flags & BD_F_DUPLEX)
181
182 static void
183 mss_lock(struct mss_info *mss)
184 {
185 snd_mtxlock(mss->lock);
186 }
187
188 static void
189 mss_unlock(struct mss_info *mss)
190 {
191 snd_mtxunlock(mss->lock);
192 }
193
194 static int
195 port_rd(struct resource *port, int off)
196 {
197 if (port)
198 return bus_space_read_1(rman_get_bustag(port),
199 rman_get_bushandle(port),
200 off);
201 else
202 return -1;
203 }
204
205 static void
206 port_wr(struct resource *port, int off, u_int8_t data)
207 {
208 if (port)
209 bus_space_write_1(rman_get_bustag(port),
210 rman_get_bushandle(port),
211 off, data);
212 }
213
214 static int
215 io_rd(struct mss_info *mss, int reg)
216 {
217 if (mss->bd_flags & BD_F_MSS_OFFSET) reg -= 4;
218 return port_rd(mss->io_base, reg);
219 }
220
221 static void
222 io_wr(struct mss_info *mss, int reg, u_int8_t data)
223 {
224 if (mss->bd_flags & BD_F_MSS_OFFSET) reg -= 4;
225 port_wr(mss->io_base, reg, data);
226 }
227
228 static void
229 conf_wr(struct mss_info *mss, u_char reg, u_char value)
230 {
231 port_wr(mss->conf_base, 0, reg);
232 port_wr(mss->conf_base, 1, value);
233 }
234
235 static u_char
236 conf_rd(struct mss_info *mss, u_char reg)
237 {
238 port_wr(mss->conf_base, 0, reg);
239 return port_rd(mss->conf_base, 1);
240 }
241
242 static void
243 opti_wr(struct mss_info *mss, u_char reg, u_char value)
244 {
245 port_wr(mss->conf_base, mss->opti_offset + 0, reg);
246 port_wr(mss->conf_base, mss->opti_offset + 1, value);
247 }
248
249 static u_char
250 opti_rd(struct mss_info *mss, u_char reg)
251 {
252 port_wr(mss->conf_base, mss->opti_offset + 0, reg);
253 return port_rd(mss->conf_base, mss->opti_offset + 1);
254 }
255
256 static void
257 gus_wr(struct mss_info *mss, u_char reg, u_char value)
258 {
259 port_wr(mss->conf_base, 3, reg);
260 port_wr(mss->conf_base, 5, value);
261 }
262
263 static u_char
264 gus_rd(struct mss_info *mss, u_char reg)
265 {
266 port_wr(mss->conf_base, 3, reg);
267 return port_rd(mss->conf_base, 5);
268 }
269
270 static void
271 mss_release_resources(struct mss_info *mss, device_t dev)
272 {
273 if (mss->irq) {
274 if (mss->ih)
275 bus_teardown_intr(dev, mss->irq, mss->ih);
276 bus_release_resource(dev, SYS_RES_IRQ, mss->irq_rid,
277 mss->irq);
278 mss->irq = NULL;
279 }
280 if (mss->drq2) {
281 if (mss->drq2 != mss->drq1) {
282 isa_dma_release(rman_get_start(mss->drq2));
283 bus_release_resource(dev, SYS_RES_DRQ, mss->drq2_rid,
284 mss->drq2);
285 }
286 mss->drq2 = NULL;
287 }
288 if (mss->drq1) {
289 isa_dma_release(rman_get_start(mss->drq1));
290 bus_release_resource(dev, SYS_RES_DRQ, mss->drq1_rid,
291 mss->drq1);
292 mss->drq1 = NULL;
293 }
294 if (mss->io_base) {
295 bus_release_resource(dev, SYS_RES_IOPORT, mss->io_rid,
296 mss->io_base);
297 mss->io_base = NULL;
298 }
299 if (mss->conf_base) {
300 bus_release_resource(dev, SYS_RES_IOPORT, mss->conf_rid,
301 mss->conf_base);
302 mss->conf_base = NULL;
303 }
304 if (mss->indir) {
305 bus_release_resource(dev, SYS_RES_IOPORT, mss->indir_rid,
306 mss->indir);
307 mss->indir = NULL;
308 }
309 if (mss->parent_dmat) {
310 bus_dma_tag_destroy(mss->parent_dmat);
311 mss->parent_dmat = 0;
312 }
313 if (mss->lock) snd_mtxfree(mss->lock);
314
315 free(mss, M_DEVBUF);
316 }
317
318 static int
319 mss_alloc_resources(struct mss_info *mss, device_t dev)
320 {
321 int pdma, rdma, ok = 1;
322 if (!mss->io_base)
323 mss->io_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
324 &mss->io_rid, RF_ACTIVE);
325 if (!mss->irq)
326 mss->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ,
327 &mss->irq_rid, RF_ACTIVE);
328 if (!mss->drq1)
329 mss->drq1 = bus_alloc_resource_any(dev, SYS_RES_DRQ,
330 &mss->drq1_rid,
331 RF_ACTIVE);
332 if (mss->conf_rid >= 0 && !mss->conf_base)
333 mss->conf_base = bus_alloc_resource_any(dev, SYS_RES_IOPORT,
334 &mss->conf_rid,
335 RF_ACTIVE);
336 if (mss->drq2_rid >= 0 && !mss->drq2)
337 mss->drq2 = bus_alloc_resource_any(dev, SYS_RES_DRQ,
338 &mss->drq2_rid,
339 RF_ACTIVE);
340
341 if (!mss->io_base || !mss->drq1 || !mss->irq) ok = 0;
342 if (mss->conf_rid >= 0 && !mss->conf_base) ok = 0;
343 if (mss->drq2_rid >= 0 && !mss->drq2) ok = 0;
344
345 if (ok) {
346 pdma = rman_get_start(mss->drq1);
347 isa_dma_acquire(pdma);
348 isa_dmainit(pdma, mss->bufsize);
349 mss->bd_flags &= ~BD_F_DUPLEX;
350 if (mss->drq2) {
351 rdma = rman_get_start(mss->drq2);
352 isa_dma_acquire(rdma);
353 isa_dmainit(rdma, mss->bufsize);
354 mss->bd_flags |= BD_F_DUPLEX;
355 } else mss->drq2 = mss->drq1;
356 }
357 return ok;
358 }
359
360 /*
361 * The various mixers use a variety of bitmasks etc. The Voxware
362 * driver had a very nice technique to describe a mixer and interface
363 * to it. A table defines, for each channel, which register, bits,
364 * offset, polarity to use. This procedure creates the new value
365 * using the table and the old value.
366 */
367
368 static void
369 change_bits(mixer_tab *t, u_char *regval, int dev, int chn, int newval)
370 {
371 u_char mask;
372 int shift;
373
374 DEB(printf("ch_bits dev %d ch %d val %d old 0x%02x "
375 "r %d p %d bit %d off %d\n",
376 dev, chn, newval, *regval,
377 (*t)[dev][chn].regno, (*t)[dev][chn].polarity,
378 (*t)[dev][chn].nbits, (*t)[dev][chn].bitoffs ) );
379
380 if ( (*t)[dev][chn].polarity == 1) /* reverse */
381 newval = 100 - newval ;
382
383 mask = (1 << (*t)[dev][chn].nbits) - 1;
384 newval = (int) ((newval * mask) + 50) / 100; /* Scale it */
385 shift = (*t)[dev][chn].bitoffs /*- (*t)[dev][LEFT_CHN].nbits + 1*/;
386
387 *regval &= ~(mask << shift); /* Filter out the previous value */
388 *regval |= (newval & mask) << shift; /* Set the new value */
389 }
390
391 /* -------------------------------------------------------------------- */
392 /* only one source can be set... */
393 static int
394 mss_set_recsrc(struct mss_info *mss, int mask)
395 {
396 u_char recdev;
397
398 switch (mask) {
399 case SOUND_MASK_LINE:
400 case SOUND_MASK_LINE3:
401 recdev = 0;
402 break;
403
404 case SOUND_MASK_CD:
405 case SOUND_MASK_LINE1:
406 recdev = 0x40;
407 break;
408
409 case SOUND_MASK_IMIX:
410 recdev = 0xc0;
411 break;
412
413 case SOUND_MASK_MIC:
414 default:
415 mask = SOUND_MASK_MIC;
416 recdev = 0x80;
417 }
418 ad_write(mss, 0, (ad_read(mss, 0) & 0x3f) | recdev);
419 ad_write(mss, 1, (ad_read(mss, 1) & 0x3f) | recdev);
420 return mask;
421 }
422
423 /* there are differences in the mixer depending on the actual sound card. */
424 static int
425 mss_mixer_set(struct mss_info *mss, int dev, int left, int right)
426 {
427 int regoffs;
428 mixer_tab *mix_d;
429 u_char old, val;
430
431 switch (mss->bd_id) {
432 case MD_OPTI931:
433 mix_d = &opti931_devices;
434 break;
435 case MD_OPTI930:
436 mix_d = &opti930_devices;
437 break;
438 default:
439 mix_d = &mix_devices;
440 }
441
442 if ((*mix_d)[dev][LEFT_CHN].nbits == 0) {
443 DEB(printf("nbits = 0 for dev %d\n", dev));
444 return -1;
445 }
446
447 if ((*mix_d)[dev][RIGHT_CHN].nbits == 0) right = left; /* mono */
448
449 /* Set the left channel */
450
451 regoffs = (*mix_d)[dev][LEFT_CHN].regno;
452 old = val = ad_read(mss, regoffs);
453 /* if volume is 0, mute chan. Otherwise, unmute. */
454 if (regoffs != 0) val = (left == 0)? old | 0x80 : old & 0x7f;
455 change_bits(mix_d, &val, dev, LEFT_CHN, left);
456 ad_write(mss, regoffs, val);
457
458 DEB(printf("LEFT: dev %d reg %d old 0x%02x new 0x%02x\n",
459 dev, regoffs, old, val));
460
461 if ((*mix_d)[dev][RIGHT_CHN].nbits != 0) { /* have stereo */
462 /* Set the right channel */
463 regoffs = (*mix_d)[dev][RIGHT_CHN].regno;
464 old = val = ad_read(mss, regoffs);
465 if (regoffs != 1) val = (right == 0)? old | 0x80 : old & 0x7f;
466 change_bits(mix_d, &val, dev, RIGHT_CHN, right);
467 ad_write(mss, regoffs, val);
468
469 DEB(printf("RIGHT: dev %d reg %d old 0x%02x new 0x%02x\n",
470 dev, regoffs, old, val));
471 }
472 return 0; /* success */
473 }
474
475 /* -------------------------------------------------------------------- */
476
477 static int
478 mssmix_init(struct snd_mixer *m)
479 {
480 struct mss_info *mss = mix_getdevinfo(m);
481
482 mix_setdevs(m, MODE2_MIXER_DEVICES);
483 mix_setrecdevs(m, MSS_REC_DEVICES);
484 switch(mss->bd_id) {
485 case MD_OPTI930:
486 mix_setdevs(m, OPTI930_MIXER_DEVICES);
487 break;
488
489 case MD_OPTI931:
490 mix_setdevs(m, OPTI931_MIXER_DEVICES);
491 mss_lock(mss);
492 ad_write(mss, 20, 0x88);
493 ad_write(mss, 21, 0x88);
494 mss_unlock(mss);
495 break;
496
497 case MD_AD1848:
498 mix_setdevs(m, MODE1_MIXER_DEVICES);
499 break;
500
501 case MD_GUSPNP:
502 case MD_GUSMAX:
503 /* this is only necessary in mode 3 ... */
504 mss_lock(mss);
505 ad_write(mss, 22, 0x88);
506 ad_write(mss, 23, 0x88);
507 mss_unlock(mss);
508 break;
509 }
510 return 0;
511 }
512
513 static int
514 mssmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
515 {
516 struct mss_info *mss = mix_getdevinfo(m);
517
518 mss_lock(mss);
519 mss_mixer_set(mss, dev, left, right);
520 mss_unlock(mss);
521
522 return left | (right << 8);
523 }
524
525 static u_int32_t
526 mssmix_setrecsrc(struct snd_mixer *m, u_int32_t src)
527 {
528 struct mss_info *mss = mix_getdevinfo(m);
529
530 mss_lock(mss);
531 src = mss_set_recsrc(mss, src);
532 mss_unlock(mss);
533 return src;
534 }
535
536 static kobj_method_t mssmix_mixer_methods[] = {
537 KOBJMETHOD(mixer_init, mssmix_init),
538 KOBJMETHOD(mixer_set, mssmix_set),
539 KOBJMETHOD(mixer_setrecsrc, mssmix_setrecsrc),
540 KOBJMETHOD_END
541 };
542 MIXER_DECLARE(mssmix_mixer);
543
544 /* -------------------------------------------------------------------- */
545
546 static int
547 ymmix_init(struct snd_mixer *m)
548 {
549 struct mss_info *mss = mix_getdevinfo(m);
550
551 mssmix_init(m);
552 mix_setdevs(m, mix_getdevs(m) | SOUND_MASK_VOLUME | SOUND_MASK_MIC
553 | SOUND_MASK_BASS | SOUND_MASK_TREBLE);
554 /* Set master volume */
555 mss_lock(mss);
556 conf_wr(mss, OPL3SAx_VOLUMEL, 7);
557 conf_wr(mss, OPL3SAx_VOLUMER, 7);
558 mss_unlock(mss);
559
560 return 0;
561 }
562
563 static int
564 ymmix_set(struct snd_mixer *m, unsigned dev, unsigned left, unsigned right)
565 {
566 struct mss_info *mss = mix_getdevinfo(m);
567 int t, l, r;
568
569 mss_lock(mss);
570 switch (dev) {
571 case SOUND_MIXER_VOLUME:
572 if (left) t = 15 - (left * 15) / 100;
573 else t = 0x80; /* mute */
574 conf_wr(mss, OPL3SAx_VOLUMEL, t);
575 if (right) t = 15 - (right * 15) / 100;
576 else t = 0x80; /* mute */
577 conf_wr(mss, OPL3SAx_VOLUMER, t);
578 break;
579
580 case SOUND_MIXER_MIC:
581 t = left;
582 if (left) t = 31 - (left * 31) / 100;
583 else t = 0x80; /* mute */
584 conf_wr(mss, OPL3SAx_MIC, t);
585 break;
586
587 case SOUND_MIXER_BASS:
588 l = (left * 7) / 100;
589 r = (right * 7) / 100;
590 t = (r << 4) | l;
591 conf_wr(mss, OPL3SAx_BASS, t);
592 break;
593
594 case SOUND_MIXER_TREBLE:
595 l = (left * 7) / 100;
596 r = (right * 7) / 100;
597 t = (r << 4) | l;
598 conf_wr(mss, OPL3SAx_TREBLE, t);
599 break;
600
601 default:
602 mss_mixer_set(mss, dev, left, right);
603 }
604 mss_unlock(mss);
605
606 return left | (right << 8);
607 }
608
609 static u_int32_t
610 ymmix_setrecsrc(struct snd_mixer *m, u_int32_t src)
611 {
612 struct mss_info *mss = mix_getdevinfo(m);
613 mss_lock(mss);
614 src = mss_set_recsrc(mss, src);
615 mss_unlock(mss);
616 return src;
617 }
618
619 static kobj_method_t ymmix_mixer_methods[] = {
620 KOBJMETHOD(mixer_init, ymmix_init),
621 KOBJMETHOD(mixer_set, ymmix_set),
622 KOBJMETHOD(mixer_setrecsrc, ymmix_setrecsrc),
623 KOBJMETHOD_END
624 };
625 MIXER_DECLARE(ymmix_mixer);
626
627 /* -------------------------------------------------------------------- */
628 /*
629 * XXX This might be better off in the gusc driver.
630 */
631 static void
632 gusmax_setup(struct mss_info *mss, device_t dev, struct resource *alt)
633 {
634 static const unsigned char irq_bits[16] = {
635 0, 0, 0, 3, 0, 2, 0, 4, 0, 1, 0, 5, 6, 0, 0, 7
636 };
637 static const unsigned char dma_bits[8] = {
638 0, 1, 0, 2, 0, 3, 4, 5
639 };
640 device_t parent = device_get_parent(dev);
641 unsigned char irqctl, dmactl;
642 int s;
643
644 s = splhigh();
645
646 port_wr(alt, 0x0f, 0x05);
647 port_wr(alt, 0x00, 0x0c);
648 port_wr(alt, 0x0b, 0x00);
649
650 port_wr(alt, 0x0f, 0x00);
651
652 irqctl = irq_bits[isa_get_irq(parent)];
653 /* Share the IRQ with the MIDI driver. */
654 irqctl |= 0x40;
655 dmactl = dma_bits[isa_get_drq(parent)];
656 if (device_get_flags(parent) & DV_F_DUAL_DMA)
657 dmactl |= dma_bits[device_get_flags(parent) & DV_F_DRQ_MASK]
658 << 3;
659
660 /*
661 * Set the DMA and IRQ control latches.
662 */
663 port_wr(alt, 0x00, 0x0c);
664 port_wr(alt, 0x0b, dmactl | 0x80);
665 port_wr(alt, 0x00, 0x4c);
666 port_wr(alt, 0x0b, irqctl);
667
668 port_wr(alt, 0x00, 0x0c);
669 port_wr(alt, 0x0b, dmactl);
670 port_wr(alt, 0x00, 0x4c);
671 port_wr(alt, 0x0b, irqctl);
672
673 port_wr(mss->conf_base, 2, 0);
674 port_wr(alt, 0x00, 0x0c);
675 port_wr(mss->conf_base, 2, 0);
676
677 splx(s);
678 }
679
680 static int
681 mss_init(struct mss_info *mss, device_t dev)
682 {
683 u_char r6, r9;
684 struct resource *alt;
685 int rid, tmp;
686
687 mss->bd_flags |= BD_F_MCE_BIT;
688 switch(mss->bd_id) {
689 case MD_OPTI931:
690 /*
691 * The MED3931 v.1.0 allocates 3 bytes for the config
692 * space, whereas v.2.0 allocates 4 bytes. What I know
693 * for sure is that the upper two ports must be used,
694 * and they should end on a boundary of 4 bytes. So I
695 * need the following trick.
696 */
697 mss->opti_offset =
698 (rman_get_start(mss->conf_base) & ~3) + 2
699 - rman_get_start(mss->conf_base);
700 BVDDB(printf("mss_init: opti_offset=%d\n", mss->opti_offset));
701 opti_wr(mss, 4, 0xd6); /* fifo empty, OPL3, audio enable, SB3.2 */
702 ad_write(mss, 10, 2); /* enable interrupts */
703 opti_wr(mss, 6, 2); /* MCIR6: mss enable, sb disable */
704 opti_wr(mss, 5, 0x28); /* MCIR5: codec in exp. mode,fifo */
705 break;
706
707 case MD_GUSPNP:
708 case MD_GUSMAX:
709 gus_wr(mss, 0x4c /* _URSTI */, 0);/* Pull reset */
710 DELAY(1000 * 30);
711 /* release reset and enable DAC */
712 gus_wr(mss, 0x4c /* _URSTI */, 3);
713 DELAY(1000 * 30);
714 /* end of reset */
715
716 rid = 0;
717 alt = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid,
718 RF_ACTIVE);
719 if (alt == NULL) {
720 printf("XXX couldn't init GUS PnP/MAX\n");
721 break;
722 }
723 port_wr(alt, 0, 0xC); /* enable int and dma */
724 if (mss->bd_id == MD_GUSMAX)
725 gusmax_setup(mss, dev, alt);
726 bus_release_resource(dev, SYS_RES_IOPORT, rid, alt);
727
728 /*
729 * unmute left & right line. Need to go in mode3, unmute,
730 * and back to mode 2
731 */
732 tmp = ad_read(mss, 0x0c);
733 ad_write(mss, 0x0c, 0x6c); /* special value to enter mode 3 */
734 ad_write(mss, 0x19, 0); /* unmute left */
735 ad_write(mss, 0x1b, 0); /* unmute right */
736 ad_write(mss, 0x0c, tmp); /* restore old mode */
737
738 /* send codec interrupts on irq1 and only use that one */
739 gus_wr(mss, 0x5a, 0x4f);
740
741 /* enable access to hidden regs */
742 tmp = gus_rd(mss, 0x5b /* IVERI */);
743 gus_wr(mss, 0x5b, tmp | 1);
744 BVDDB(printf("GUS: silicon rev %c\n", 'A' + ((tmp & 0xf) >> 4)));
745 break;
746
747 case MD_YM0020:
748 conf_wr(mss, OPL3SAx_DMACONF, 0xa9); /* dma-b rec, dma-a play */
749 r6 = conf_rd(mss, OPL3SAx_DMACONF);
750 r9 = conf_rd(mss, OPL3SAx_MISC); /* version */
751 BVDDB(printf("Yamaha: ver 0x%x DMA config 0x%x\n", r6, r9);)
752 /* yamaha - set volume to max */
753 conf_wr(mss, OPL3SAx_VOLUMEL, 0);
754 conf_wr(mss, OPL3SAx_VOLUMER, 0);
755 conf_wr(mss, OPL3SAx_DMACONF, FULL_DUPLEX(mss)? 0xa9 : 0x8b);
756 break;
757 }
758 if (FULL_DUPLEX(mss) && mss->bd_id != MD_OPTI931)
759 ad_write(mss, 12, ad_read(mss, 12) | 0x40); /* mode 2 */
760 ad_enter_MCE(mss);
761 ad_write(mss, 9, FULL_DUPLEX(mss)? 0 : 4);
762 ad_leave_MCE(mss);
763 ad_write(mss, 10, 2); /* int enable */
764 io_wr(mss, MSS_STATUS, 0); /* Clear interrupt status */
765 /* the following seem required on the CS4232 */
766 ad_unmute(mss);
767 return 0;
768 }
769
770
771 /*
772 * main irq handler for the CS423x. The OPTi931 code is
773 * a separate one.
774 * The correct way to operate for a device with multiple internal
775 * interrupt sources is to loop on the status register and ack
776 * interrupts until all interrupts are served and none are reported. At
777 * this point the IRQ line to the ISA IRQ controller should go low
778 * and be raised at the next interrupt.
779 *
780 * Since the ISA IRQ controller is sent EOI _before_ passing control
781 * to the isr, it might happen that we serve an interrupt early, in
782 * which case the status register at the next interrupt should just
783 * say that there are no more interrupts...
784 */
785
786 static void
787 mss_intr(void *arg)
788 {
789 struct mss_info *mss = arg;
790 u_char c = 0, served = 0;
791 int i;
792
793 DEB(printf("mss_intr\n"));
794 mss_lock(mss);
795 ad_read(mss, 11); /* fake read of status bits */
796
797 /* loop until there are interrupts, but no more than 10 times. */
798 for (i = 10; i > 0 && io_rd(mss, MSS_STATUS) & 1; i--) {
799 /* get exact reason for full-duplex boards */
800 c = FULL_DUPLEX(mss)? ad_read(mss, 24) : 0x30;
801 c &= ~served;
802 if (sndbuf_runsz(mss->pch.buffer) && (c & 0x10)) {
803 served |= 0x10;
804 mss_unlock(mss);
805 chn_intr(mss->pch.channel);
806 mss_lock(mss);
807 }
808 if (sndbuf_runsz(mss->rch.buffer) && (c & 0x20)) {
809 served |= 0x20;
810 mss_unlock(mss);
811 chn_intr(mss->rch.channel);
812 mss_lock(mss);
813 }
814 /* now ack the interrupt */
815 if (FULL_DUPLEX(mss)) ad_write(mss, 24, ~c); /* ack selectively */
816 else io_wr(mss, MSS_STATUS, 0); /* Clear interrupt status */
817 }
818 if (i == 10) {
819 BVDDB(printf("mss_intr: irq, but not from mss\n"));
820 } else if (served == 0) {
821 BVDDB(printf("mss_intr: unexpected irq with reason %x\n", c));
822 /*
823 * this should not happen... I have no idea what to do now.
824 * maybe should do a sanity check and restart dmas ?
825 */
826 io_wr(mss, MSS_STATUS, 0); /* Clear interrupt status */
827 }
828 mss_unlock(mss);
829 }
830
831 /*
832 * AD_WAIT_INIT waits if we are initializing the board and
833 * we cannot modify its settings
834 */
835 static int
836 ad_wait_init(struct mss_info *mss, int x)
837 {
838 int arg = x, n = 0; /* to shut up the compiler... */
839 for (; x > 0; x--)
840 if ((n = io_rd(mss, MSS_INDEX)) & MSS_IDXBUSY) DELAY(10);
841 else return n;
842 printf("AD_WAIT_INIT FAILED %d 0x%02x\n", arg, n);
843 return n;
844 }
845
846 static int
847 ad_read(struct mss_info *mss, int reg)
848 {
849 int x;
850
851 ad_wait_init(mss, 201000);
852 x = io_rd(mss, MSS_INDEX) & ~MSS_IDXMASK;
853 io_wr(mss, MSS_INDEX, (u_char)(reg & MSS_IDXMASK) | x);
854 x = io_rd(mss, MSS_IDATA);
855 /* printf("ad_read %d, %x\n", reg, x); */
856 return x;
857 }
858
859 static void
860 ad_write(struct mss_info *mss, int reg, u_char data)
861 {
862 int x;
863
864 /* printf("ad_write %d, %x\n", reg, data); */
865 ad_wait_init(mss, 1002000);
866 x = io_rd(mss, MSS_INDEX) & ~MSS_IDXMASK;
867 io_wr(mss, MSS_INDEX, (u_char)(reg & MSS_IDXMASK) | x);
868 io_wr(mss, MSS_IDATA, data);
869 }
870
871 static void
872 ad_write_cnt(struct mss_info *mss, int reg, u_short cnt)
873 {
874 ad_write(mss, reg+1, cnt & 0xff);
875 ad_write(mss, reg, cnt >> 8); /* upper base must be last */
876 }
877
878 static void
879 wait_for_calibration(struct mss_info *mss)
880 {
881 int t;
882
883 /*
884 * Wait until the auto calibration process has finished.
885 *
886 * 1) Wait until the chip becomes ready (reads don't return 0x80).
887 * 2) Wait until the ACI bit of I11 gets on
888 * 3) Wait until the ACI bit of I11 gets off
889 */
890
891 t = ad_wait_init(mss, 1000000);
892 if (t & MSS_IDXBUSY) printf("mss: Auto calibration timed out(1).\n");
893
894 /*
895 * The calibration mode for chips that support it is set so that
896 * we never see ACI go on.
897 */
898 if (mss->bd_id == MD_GUSMAX || mss->bd_id == MD_GUSPNP) {
899 for (t = 100; t > 0 && (ad_read(mss, 11) & 0x20) == 0; t--);
900 } else {
901 /*
902 * XXX This should only be enabled for cards that *really*
903 * need it. Are there any?
904 */
905 for (t = 100; t > 0 && (ad_read(mss, 11) & 0x20) == 0; t--) DELAY(100);
906 }
907 for (t = 100; t > 0 && ad_read(mss, 11) & 0x20; t--) DELAY(100);
908 }
909
910 static void
911 ad_unmute(struct mss_info *mss)
912 {
913 ad_write(mss, 6, ad_read(mss, 6) & ~I6_MUTE);
914 ad_write(mss, 7, ad_read(mss, 7) & ~I6_MUTE);
915 }
916
917 static void
918 ad_enter_MCE(struct mss_info *mss)
919 {
920 int prev;
921
922 mss->bd_flags |= BD_F_MCE_BIT;
923 ad_wait_init(mss, 203000);
924 prev = io_rd(mss, MSS_INDEX);
925 prev &= ~MSS_TRD;
926 io_wr(mss, MSS_INDEX, prev | MSS_MCE);
927 }
928
929 static void
930 ad_leave_MCE(struct mss_info *mss)
931 {
932 u_char prev;
933
934 if ((mss->bd_flags & BD_F_MCE_BIT) == 0) {
935 DEB(printf("--- hey, leave_MCE: MCE bit was not set!\n"));
936 return;
937 }
938
939 ad_wait_init(mss, 1000000);
940
941 mss->bd_flags &= ~BD_F_MCE_BIT;
942
943 prev = io_rd(mss, MSS_INDEX);
944 prev &= ~MSS_TRD;
945 io_wr(mss, MSS_INDEX, prev & ~MSS_MCE); /* Clear the MCE bit */
946 wait_for_calibration(mss);
947 }
948
949 static int
950 mss_speed(struct mss_chinfo *ch, int speed)
951 {
952 struct mss_info *mss = ch->parent;
953 /*
954 * In the CS4231, the low 4 bits of I8 are used to hold the
955 * sample rate. Only a fixed number of values is allowed. This
956 * table lists them. The speed-setting routines scans the table
957 * looking for the closest match. This is the only supported method.
958 *
959 * In the CS4236, there is an alternate metod (which we do not
960 * support yet) which provides almost arbitrary frequency setting.
961 * In the AD1845, it looks like the sample rate can be
962 * almost arbitrary, and written directly to a register.
963 * In the OPTi931, there is a SB command which provides for
964 * almost arbitrary frequency setting.
965 *
966 */
967 ad_enter_MCE(mss);
968 if (mss->bd_id == MD_AD1845) { /* Use alternate speed select regs */
969 ad_write(mss, 22, (speed >> 8) & 0xff); /* Speed MSB */
970 ad_write(mss, 23, speed & 0xff); /* Speed LSB */
971 /* XXX must also do something in I27 for the ad1845 */
972 } else {
973 int i, sel = 0; /* assume entry 0 does not contain -1 */
974 static int speeds[] =
975 {8000, 5512, 16000, 11025, 27429, 18900, 32000, 22050,
976 -1, 37800, -1, 44100, 48000, 33075, 9600, 6615};
977
978 for (i = 1; i < 16; i++)
979 if (speeds[i] > 0 &&
980 abs(speed-speeds[i]) < abs(speed-speeds[sel])) sel = i;
981 speed = speeds[sel];
982 ad_write(mss, 8, (ad_read(mss, 8) & 0xf0) | sel);
983 ad_wait_init(mss, 10000);
984 }
985 ad_leave_MCE(mss);
986
987 return speed;
988 }
989
990 /*
991 * mss_format checks that the format is supported (or defaults to AFMT_U8)
992 * and returns the bit setting for the 1848 register corresponding to
993 * the desired format.
994 *
995 * fixed lr970724
996 */
997
998 static int
999 mss_format(struct mss_chinfo *ch, u_int32_t format)
1000 {
1001 struct mss_info *mss = ch->parent;
1002 int i, arg = AFMT_ENCODING(format);
1003
1004 /*
1005 * The data format uses 3 bits (just 2 on the 1848). For each
1006 * bit setting, the following array returns the corresponding format.
1007 * The code scans the array looking for a suitable format. In
1008 * case it is not found, default to AFMT_U8 (not such a good
1009 * choice, but let's do it for compatibility...).
1010 */
1011
1012 static int fmts[] =
1013 {AFMT_U8, AFMT_MU_LAW, AFMT_S16_LE, AFMT_A_LAW,
1014 -1, AFMT_IMA_ADPCM, AFMT_U16_BE, -1};
1015
1016 ch->fmt = format;
1017 for (i = 0; i < 8; i++) if (arg == fmts[i]) break;
1018 arg = i << 1;
1019 if (AFMT_CHANNEL(format) > 1) arg |= 1;
1020 arg <<= 4;
1021 ad_enter_MCE(mss);
1022 ad_write(mss, 8, (ad_read(mss, 8) & 0x0f) | arg);
1023 ad_wait_init(mss, 10000);
1024 if (ad_read(mss, 12) & 0x40) { /* mode2? */
1025 ad_write(mss, 28, arg); /* capture mode */
1026 ad_wait_init(mss, 10000);
1027 }
1028 ad_leave_MCE(mss);
1029 return format;
1030 }
1031
1032 static int
1033 mss_trigger(struct mss_chinfo *ch, int go)
1034 {
1035 struct mss_info *mss = ch->parent;
1036 u_char m;
1037 int retry, wr, cnt, ss;
1038
1039 ss = 1;
1040 ss <<= (AFMT_CHANNEL(ch->fmt) > 1)? 1 : 0;
1041 ss <<= (ch->fmt & AFMT_16BIT)? 1 : 0;
1042
1043 wr = (ch->dir == PCMDIR_PLAY)? 1 : 0;
1044 m = ad_read(mss, 9);
1045 switch (go) {
1046 case PCMTRIG_START:
1047 cnt = (ch->blksz / ss) - 1;
1048
1049 DEB(if (m & 4) printf("OUCH! reg 9 0x%02x\n", m););
1050 m |= wr? I9_PEN : I9_CEN; /* enable DMA */
1051 ad_write_cnt(mss, (wr || !FULL_DUPLEX(mss))? 14 : 30, cnt);
1052 break;
1053
1054 case PCMTRIG_STOP:
1055 case PCMTRIG_ABORT: /* XXX check this... */
1056 m &= ~(wr? I9_PEN : I9_CEN); /* Stop DMA */
1057 #if 0
1058 /*
1059 * try to disable DMA by clearing count registers. Not sure it
1060 * is needed, and it might cause false interrupts when the
1061 * DMA is re-enabled later.
1062 */
1063 ad_write_cnt(mss, (wr || !FULL_DUPLEX(mss))? 14 : 30, 0);
1064 #endif
1065 }
1066 /* on the OPTi931 the enable bit seems hard to set... */
1067 for (retry = 10; retry > 0; retry--) {
1068 ad_write(mss, 9, m);
1069 if (ad_read(mss, 9) == m) break;
1070 }
1071 if (retry == 0) BVDDB(printf("stop dma, failed to set bit 0x%02x 0x%02x\n", \
1072 m, ad_read(mss, 9)));
1073 return 0;
1074 }
1075
1076
1077 /*
1078 * the opti931 seems to miss interrupts when working in full
1079 * duplex, so we try some heuristics to catch them.
1080 */
1081 static void
1082 opti931_intr(void *arg)
1083 {
1084 struct mss_info *mss = (struct mss_info *)arg;
1085 u_char masked = 0, i11, mc11, c = 0;
1086 u_char reason; /* b0 = playback, b1 = capture, b2 = timer */
1087 int loops = 10;
1088
1089 #if 0
1090 reason = io_rd(mss, MSS_STATUS);
1091 if (!(reason & 1)) {/* no int, maybe a shared line ? */
1092 DEB(printf("intr: flag 0, mcir11 0x%02x\n", ad_read(mss, 11)));
1093 return;
1094 }
1095 #endif
1096 mss_lock(mss);
1097 i11 = ad_read(mss, 11); /* XXX what's for ? */
1098 again:
1099
1100 c = mc11 = FULL_DUPLEX(mss)? opti_rd(mss, 11) : 0xc;
1101 mc11 &= 0x0c;
1102 if (c & 0x10) {
1103 DEB(printf("Warning: CD interrupt\n");)
1104 mc11 |= 0x10;
1105 }
1106 if (c & 0x20) {
1107 DEB(printf("Warning: MPU interrupt\n");)
1108 mc11 |= 0x20;
1109 }
1110 if (mc11 & masked) BVDDB(printf("irq reset failed, mc11 0x%02x, 0x%02x\n",\
1111 mc11, masked));
1112 masked |= mc11;
1113 /*
1114 * the nice OPTi931 sets the IRQ line before setting the bits in
1115 * mc11. So, on some occasions I have to retry (max 10 times).
1116 */
1117 if (mc11 == 0) { /* perhaps can return ... */
1118 reason = io_rd(mss, MSS_STATUS);
1119 if (reason & 1) {
1120 DEB(printf("one more try...\n");)
1121 if (--loops) goto again;
1122 else BVDDB(printf("intr, but mc11 not set\n");)
1123 }
1124 if (loops == 0) BVDDB(printf("intr, nothing in mcir11 0x%02x\n", mc11));
1125 mss_unlock(mss);
1126 return;
1127 }
1128
1129 if (sndbuf_runsz(mss->rch.buffer) && (mc11 & 8)) {
1130 mss_unlock(mss);
1131 chn_intr(mss->rch.channel);
1132 mss_lock(mss);
1133 }
1134 if (sndbuf_runsz(mss->pch.buffer) && (mc11 & 4)) {
1135 mss_unlock(mss);
1136 chn_intr(mss->pch.channel);
1137 mss_lock(mss);
1138 }
1139 opti_wr(mss, 11, ~mc11); /* ack */
1140 if (--loops) goto again;
1141 mss_unlock(mss);
1142 DEB(printf("xxx too many loops\n");)
1143 }
1144
1145 /* -------------------------------------------------------------------- */
1146 /* channel interface */
1147 static void *
1148 msschan_init(kobj_t obj, void *devinfo, struct snd_dbuf *b, struct pcm_channel *c, int dir)
1149 {
1150 struct mss_info *mss = devinfo;
1151 struct mss_chinfo *ch = (dir == PCMDIR_PLAY)? &mss->pch : &mss->rch;
1152
1153 ch->parent = mss;
1154 ch->channel = c;
1155 ch->buffer = b;
1156 ch->dir = dir;
1157 if (sndbuf_alloc(ch->buffer, mss->parent_dmat, 0, mss->bufsize) != 0)
1158 return NULL;
1159 sndbuf_dmasetup(ch->buffer, (dir == PCMDIR_PLAY)? mss->drq1 : mss->drq2);
1160 return ch;
1161 }
1162
1163 static int
1164 msschan_setformat(kobj_t obj, void *data, u_int32_t format)
1165 {
1166 struct mss_chinfo *ch = data;
1167 struct mss_info *mss = ch->parent;
1168
1169 mss_lock(mss);
1170 mss_format(ch, format);
1171 mss_unlock(mss);
1172 return 0;
1173 }
1174
1175 static u_int32_t
1176 msschan_setspeed(kobj_t obj, void *data, u_int32_t speed)
1177 {
1178 struct mss_chinfo *ch = data;
1179 struct mss_info *mss = ch->parent;
1180 u_int32_t r;
1181
1182 mss_lock(mss);
1183 r = mss_speed(ch, speed);
1184 mss_unlock(mss);
1185
1186 return r;
1187 }
1188
1189 static u_int32_t
1190 msschan_setblocksize(kobj_t obj, void *data, u_int32_t blocksize)
1191 {
1192 struct mss_chinfo *ch = data;
1193
1194 ch->blksz = blocksize;
1195 sndbuf_resize(ch->buffer, 2, ch->blksz);
1196
1197 return ch->blksz;
1198 }
1199
1200 static int
1201 msschan_trigger(kobj_t obj, void *data, int go)
1202 {
1203 struct mss_chinfo *ch = data;
1204 struct mss_info *mss = ch->parent;
1205
1206 if (!PCMTRIG_COMMON(go))
1207 return 0;
1208
1209 sndbuf_dma(ch->buffer, go);
1210 mss_lock(mss);
1211 mss_trigger(ch, go);
1212 mss_unlock(mss);
1213 return 0;
1214 }
1215
1216 static u_int32_t
1217 msschan_getptr(kobj_t obj, void *data)
1218 {
1219 struct mss_chinfo *ch = data;
1220 return sndbuf_dmaptr(ch->buffer);
1221 }
1222
1223 static struct pcmchan_caps *
1224 msschan_getcaps(kobj_t obj, void *data)
1225 {
1226 struct mss_chinfo *ch = data;
1227
1228 switch(ch->parent->bd_id) {
1229 case MD_OPTI931:
1230 return &opti931_caps;
1231 break;
1232
1233 case MD_GUSPNP:
1234 case MD_GUSMAX:
1235 return &guspnp_caps;
1236 break;
1237
1238 default:
1239 return &mss_caps;
1240 break;
1241 }
1242 }
1243
1244 static kobj_method_t msschan_methods[] = {
1245 KOBJMETHOD(channel_init, msschan_init),
1246 KOBJMETHOD(channel_setformat, msschan_setformat),
1247 KOBJMETHOD(channel_setspeed, msschan_setspeed),
1248 KOBJMETHOD(channel_setblocksize, msschan_setblocksize),
1249 KOBJMETHOD(channel_trigger, msschan_trigger),
1250 KOBJMETHOD(channel_getptr, msschan_getptr),
1251 KOBJMETHOD(channel_getcaps, msschan_getcaps),
1252 KOBJMETHOD_END
1253 };
1254 CHANNEL_DECLARE(msschan);
1255
1256 /* -------------------------------------------------------------------- */
1257
1258 /*
1259 * mss_probe() is the probe routine. Note, it is not necessary to
1260 * go through this for PnP devices, since they are already
1261 * indentified precisely using their PnP id.
1262 *
1263 * The base address supplied in the device refers to the old MSS
1264 * specs where the four 4 registers in io space contain configuration
1265 * information. Some boards (as an example, early MSS boards)
1266 * has such a block of registers, whereas others (generally CS42xx)
1267 * do not. In order to distinguish between the two and do not have
1268 * to supply two separate probe routines, the flags entry in isa_device
1269 * has a bit to mark this.
1270 *
1271 */
1272
1273 static int
1274 mss_probe(device_t dev)
1275 {
1276 u_char tmp, tmpx;
1277 int flags, irq, drq, result = ENXIO, setres = 0;
1278 struct mss_info *mss;
1279
1280 if (isa_get_logicalid(dev)) return ENXIO; /* not yet */
1281
1282 mss = (struct mss_info *)malloc(sizeof *mss, M_DEVBUF, M_NOWAIT | M_ZERO);
1283 if (!mss) return ENXIO;
1284
1285 mss->io_rid = 0;
1286 mss->conf_rid = -1;
1287 mss->irq_rid = 0;
1288 mss->drq1_rid = 0;
1289 mss->drq2_rid = -1;
1290 mss->io_base = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT,
1291 &mss->io_rid, 8, RF_ACTIVE);
1292 if (!mss->io_base) {
1293 BVDDB(printf("mss_probe: no address given, try 0x%x\n", 0x530));
1294 mss->io_rid = 0;
1295 /* XXX verify this */
1296 setres = 1;
1297 bus_set_resource(dev, SYS_RES_IOPORT, mss->io_rid,
1298 0x530, 8);
1299 mss->io_base = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT,
1300 &mss->io_rid,
1301 8, RF_ACTIVE);
1302 }
1303 if (!mss->io_base) goto no;
1304
1305 /* got irq/dma regs? */
1306 flags = device_get_flags(dev);
1307 irq = isa_get_irq(dev);
1308 drq = isa_get_drq(dev);
1309
1310 if (!(device_get_flags(dev) & DV_F_TRUE_MSS)) goto mss_probe_end;
1311
1312 /*
1313 * Check if the IO port returns valid signature. The original MS
1314 * Sound system returns 0x04 while some cards
1315 * (AudioTriX Pro for example) return 0x00 or 0x0f.
1316 */
1317
1318 device_set_desc(dev, "MSS");
1319 tmpx = tmp = io_rd(mss, 3);
1320 if (tmp == 0xff) { /* Bus float */
1321 BVDDB(printf("I/O addr inactive (%x), try pseudo_mss\n", tmp));
1322 device_set_flags(dev, flags & ~DV_F_TRUE_MSS);
1323 goto mss_probe_end;
1324 }
1325 tmp &= 0x3f;
1326 if (!(tmp == 0x04 || tmp == 0x0f || tmp == 0x00 || tmp == 0x05)) {
1327 BVDDB(printf("No MSS signature detected on port 0x%jx (0x%x)\n",
1328 rman_get_start(mss->io_base), tmpx));
1329 goto no;
1330 }
1331 if (irq > 11) {
1332 printf("MSS: Bad IRQ %d\n", irq);
1333 goto no;
1334 }
1335 if (!(drq == 0 || drq == 1 || drq == 3)) {
1336 printf("MSS: Bad DMA %d\n", drq);
1337 goto no;
1338 }
1339 if (tmpx & 0x80) {
1340 /* 8-bit board: only drq1/3 and irq7/9 */
1341 if (drq == 0) {
1342 printf("MSS: Can't use DMA0 with a 8 bit card/slot\n");
1343 goto no;
1344 }
1345 if (!(irq == 7 || irq == 9)) {
1346 printf("MSS: Can't use IRQ%d with a 8 bit card/slot\n",
1347 irq);
1348 goto no;
1349 }
1350 }
1351 mss_probe_end:
1352 result = mss_detect(dev, mss);
1353 no:
1354 mss_release_resources(mss, dev);
1355 #if 0
1356 if (setres) ISA_DELETE_RESOURCE(device_get_parent(dev), dev,
1357 SYS_RES_IOPORT, mss->io_rid); /* XXX ? */
1358 #endif
1359 return result;
1360 }
1361
1362 static int
1363 mss_detect(device_t dev, struct mss_info *mss)
1364 {
1365 int i;
1366 u_char tmp = 0, tmp1, tmp2;
1367 char *name, *yamaha;
1368
1369 if (mss->bd_id != 0) {
1370 device_printf(dev, "presel bd_id 0x%04x -- %s\n", mss->bd_id,
1371 device_get_desc(dev));
1372 return 0;
1373 }
1374
1375 name = "AD1848";
1376 mss->bd_id = MD_AD1848; /* AD1848 or CS4248 */
1377
1378 if (opti_detect(dev, mss)) {
1379 switch (mss->bd_id) {
1380 case MD_OPTI924:
1381 name = "OPTi924";
1382 break;
1383 case MD_OPTI930:
1384 name = "OPTi930";
1385 break;
1386 }
1387 printf("Found OPTi device %s\n", name);
1388 if (opti_init(dev, mss) == 0) goto gotit;
1389 }
1390
1391 /*
1392 * Check that the I/O address is in use.
1393 *
1394 * bit 7 of the base I/O port is known to be 0 after the chip has
1395 * performed its power on initialization. Just assume this has
1396 * happened before the OS is starting.
1397 *
1398 * If the I/O address is unused, it typically returns 0xff.
1399 */
1400
1401 for (i = 0; i < 10; i++)
1402 if ((tmp = io_rd(mss, MSS_INDEX)) & MSS_IDXBUSY) DELAY(10000);
1403 else break;
1404
1405 if (i >= 10) { /* Not an AD1848 */
1406 BVDDB(printf("mss_detect, busy still set (0x%02x)\n", tmp));
1407 goto no;
1408 }
1409 /*
1410 * Test if it's possible to change contents of the indirect
1411 * registers. Registers 0 and 1 are ADC volume registers. The bit
1412 * 0x10 is read only so try to avoid using it.
1413 */
1414
1415 ad_write(mss, 0, 0xaa);
1416 ad_write(mss, 1, 0x45);/* 0x55 with bit 0x10 clear */
1417 tmp1 = ad_read(mss, 0);
1418 tmp2 = ad_read(mss, 1);
1419 if (tmp1 != 0xaa || tmp2 != 0x45) {
1420 BVDDB(printf("mss_detect error - IREG (%x/%x)\n", tmp1, tmp2));
1421 goto no;
1422 }
1423
1424 ad_write(mss, 0, 0x45);
1425 ad_write(mss, 1, 0xaa);
1426 tmp1 = ad_read(mss, 0);
1427 tmp2 = ad_read(mss, 1);
1428 if (tmp1 != 0x45 || tmp2 != 0xaa) {
1429 BVDDB(printf("mss_detect error - IREG2 (%x/%x)\n", tmp1, tmp2));
1430 goto no;
1431 }
1432
1433 /*
1434 * The indirect register I12 has some read only bits. Lets try to
1435 * change them.
1436 */
1437
1438 tmp = ad_read(mss, 12);
1439 ad_write(mss, 12, (~tmp) & 0x0f);
1440 tmp1 = ad_read(mss, 12);
1441
1442 if ((tmp & 0x0f) != (tmp1 & 0x0f)) {
1443 BVDDB(printf("mss_detect - I12 (0x%02x was 0x%02x)\n", tmp1, tmp));
1444 goto no;
1445 }
1446
1447 /*
1448 * NOTE! Last 4 bits of the reg I12 tell the chip revision.
1449 * 0x01=RevB
1450 * 0x0A=RevC. also CS4231/CS4231A and OPTi931
1451 */
1452
1453 BVDDB(printf("mss_detect - chip revision 0x%02x\n", tmp & 0x0f);)
1454
1455 /*
1456 * The original AD1848/CS4248 has just 16 indirect registers. This
1457 * means that I0 and I16 should return the same value (etc.). Ensure
1458 * that the Mode2 enable bit of I12 is 0. Otherwise this test fails
1459 * with new parts.
1460 */
1461
1462 ad_write(mss, 12, 0); /* Mode2=disabled */
1463 #if 0
1464 for (i = 0; i < 16; i++) {
1465 if ((tmp1 = ad_read(mss, i)) != (tmp2 = ad_read(mss, i + 16))) {
1466 BVDDB(printf("mss_detect warning - I%d: 0x%02x/0x%02x\n",
1467 i, tmp1, tmp2));
1468 /*
1469 * note - this seems to fail on the 4232 on I11. So we just break
1470 * rather than fail. (which makes this test pointless - cg)
1471 */
1472 break; /* return 0; */
1473 }
1474 }
1475 #endif
1476 /*
1477 * Try to switch the chip to mode2 (CS4231) by setting the MODE2 bit
1478 * (0x40). The bit 0x80 is always 1 in CS4248 and CS4231.
1479 *
1480 * On the OPTi931, however, I12 is readonly and only contains the
1481 * chip revision ID (as in the CS4231A). The upper bits return 0.
1482 */
1483
1484 ad_write(mss, 12, 0x40); /* Set mode2, clear 0x80 */
1485
1486 tmp1 = ad_read(mss, 12);
1487 if (tmp1 & 0x80) name = "CS4248"; /* Our best knowledge just now */
1488 if ((tmp1 & 0xf0) == 0x00) {
1489 BVDDB(printf("this should be an OPTi931\n");)
1490 } else if ((tmp1 & 0xc0) != 0xC0) goto gotit;
1491 /*
1492 * The 4231 has bit7=1 always, and bit6 we just set to 1.
1493 * We want to check that this is really a CS4231
1494 * Verify that setting I0 doesn't change I16.
1495 */
1496 ad_write(mss, 16, 0); /* Set I16 to known value */
1497 ad_write(mss, 0, 0x45);
1498 if ((tmp1 = ad_read(mss, 16)) == 0x45) goto gotit;
1499
1500 ad_write(mss, 0, 0xaa);
1501 if ((tmp1 = ad_read(mss, 16)) == 0xaa) { /* Rotten bits? */
1502 BVDDB(printf("mss_detect error - step H(%x)\n", tmp1));
1503 goto no;
1504 }
1505 /* Verify that some bits of I25 are read only. */
1506 tmp1 = ad_read(mss, 25); /* Original bits */
1507 ad_write(mss, 25, ~tmp1); /* Invert all bits */
1508 if ((ad_read(mss, 25) & 0xe7) == (tmp1 & 0xe7)) {
1509 int id;
1510
1511 /* It's at least CS4231 */
1512 name = "CS4231";
1513 mss->bd_id = MD_CS42XX;
1514
1515 /*
1516 * It could be an AD1845 or CS4231A as well.
1517 * CS4231 and AD1845 report the same revision info in I25
1518 * while the CS4231A reports different.
1519 */
1520
1521 id = ad_read(mss, 25) & 0xe7;
1522 /*
1523 * b7-b5 = version number;
1524 * 100 : all CS4231
1525 * 101 : CS4231A
1526 *
1527 * b2-b0 = chip id;
1528 */
1529 switch (id) {
1530
1531 case 0xa0:
1532 name = "CS4231A";
1533 mss->bd_id = MD_CS42XX;
1534 break;
1535
1536 case 0xa2:
1537 name = "CS4232";
1538 mss->bd_id = MD_CS42XX;
1539 break;
1540
1541 case 0xb2:
1542 /* strange: the 4231 data sheet says b4-b3 are XX
1543 * so this should be the same as 0xa2
1544 */
1545 name = "CS4232A";
1546 mss->bd_id = MD_CS42XX;
1547 break;
1548
1549 case 0x80:
1550 /*
1551 * It must be a CS4231 or AD1845. The register I23
1552 * of CS4231 is undefined and it appears to be read
1553 * only. AD1845 uses I23 for setting sample rate.
1554 * Assume the chip is AD1845 if I23 is changeable.
1555 */
1556
1557 tmp = ad_read(mss, 23);
1558
1559 ad_write(mss, 23, ~tmp);
1560 if (ad_read(mss, 23) != tmp) { /* AD1845 ? */
1561 name = "AD1845";
1562 mss->bd_id = MD_AD1845;
1563 }
1564 ad_write(mss, 23, tmp); /* Restore */
1565
1566 yamaha = ymf_test(dev, mss);
1567 if (yamaha) {
1568 mss->bd_id = MD_YM0020;
1569 name = yamaha;
1570 }
1571 break;
1572
1573 case 0x83: /* CS4236 */
1574 case 0x03: /* CS4236 on Intel PR440FX motherboard XXX */
1575 name = "CS4236";
1576 mss->bd_id = MD_CS42XX;
1577 break;
1578
1579 default: /* Assume CS4231 */
1580 BVDDB(printf("unknown id 0x%02x, assuming CS4231\n", id);)
1581 mss->bd_id = MD_CS42XX;
1582 }
1583 }
1584 ad_write(mss, 25, tmp1); /* Restore bits */
1585 gotit:
1586 BVDDB(printf("mss_detect() - Detected %s\n", name));
1587 device_set_desc(dev, name);
1588 device_set_flags(dev,
1589 ((device_get_flags(dev) & ~DV_F_DEV_MASK) |
1590 ((mss->bd_id << DV_F_DEV_SHIFT) & DV_F_DEV_MASK)));
1591 return 0;
1592 no:
1593 return ENXIO;
1594 }
1595
1596 static int
1597 opti_detect(device_t dev, struct mss_info *mss)
1598 {
1599 int c;
1600 static const struct opticard {
1601 int boardid;
1602 int passwdreg;
1603 int password;
1604 int base;
1605 int indir_reg;
1606 } cards[] = {
1607 { MD_OPTI930, 0, 0xe4, 0xf8f, 0xe0e }, /* 930 */
1608 { MD_OPTI924, 3, 0xe5, 0xf8c, 0, }, /* 924 */
1609 { 0 },
1610 };
1611 mss->conf_rid = 3;
1612 mss->indir_rid = 4;
1613 for (c = 0; cards[c].base; c++) {
1614 mss->optibase = cards[c].base;
1615 mss->password = cards[c].password;
1616 mss->passwdreg = cards[c].passwdreg;
1617 mss->bd_id = cards[c].boardid;
1618
1619 if (cards[c].indir_reg)
1620 mss->indir = bus_alloc_resource(dev, SYS_RES_IOPORT,
1621 &mss->indir_rid, cards[c].indir_reg,
1622 cards[c].indir_reg+1, 1, RF_ACTIVE);
1623
1624 mss->conf_base = bus_alloc_resource(dev, SYS_RES_IOPORT,
1625 &mss->conf_rid, mss->optibase, mss->optibase+9,
1626 9, RF_ACTIVE);
1627
1628 if (opti_read(mss, 1) != 0xff) {
1629 return 1;
1630 } else {
1631 if (mss->indir)
1632 bus_release_resource(dev, SYS_RES_IOPORT, mss->indir_rid, mss->indir);
1633 mss->indir = NULL;
1634 if (mss->conf_base)
1635 bus_release_resource(dev, SYS_RES_IOPORT, mss->conf_rid, mss->conf_base);
1636 mss->conf_base = NULL;
1637 }
1638 }
1639 return 0;
1640 }
1641
1642 static char *
1643 ymf_test(device_t dev, struct mss_info *mss)
1644 {
1645 static int ports[] = {0x370, 0x310, 0x538};
1646 int p, i, j, version;
1647 static char *chipset[] = {
1648 NULL, /* 0 */
1649 "OPL3-SA2 (YMF711)", /* 1 */
1650 "OPL3-SA3 (YMF715)", /* 2 */
1651 "OPL3-SA3 (YMF715)", /* 3 */
1652 "OPL3-SAx (YMF719)", /* 4 */
1653 "OPL3-SAx (YMF719)", /* 5 */
1654 "OPL3-SAx (YMF719)", /* 6 */
1655 "OPL3-SAx (YMF719)", /* 7 */
1656 };
1657
1658 for (p = 0; p < 3; p++) {
1659 mss->conf_rid = 1;
1660 mss->conf_base = bus_alloc_resource(dev,
1661 SYS_RES_IOPORT,
1662 &mss->conf_rid,
1663 ports[p], ports[p] + 1, 2,
1664 RF_ACTIVE);
1665 if (!mss->conf_base) return 0;
1666
1667 /* Test the index port of the config registers */
1668 i = port_rd(mss->conf_base, 0);
1669 port_wr(mss->conf_base, 0, OPL3SAx_DMACONF);
1670 j = (port_rd(mss->conf_base, 0) == OPL3SAx_DMACONF)? 1 : 0;
1671 port_wr(mss->conf_base, 0, i);
1672 if (!j) {
1673 bus_release_resource(dev, SYS_RES_IOPORT,
1674 mss->conf_rid, mss->conf_base);
1675 mss->conf_base = NULL;
1676 continue;
1677 }
1678 version = conf_rd(mss, OPL3SAx_MISC) & 0x07;
1679 return chipset[version];
1680 }
1681 return NULL;
1682 }
1683
1684 static int
1685 mss_doattach(device_t dev, struct mss_info *mss)
1686 {
1687 int pdma, rdma, flags = device_get_flags(dev);
1688 char status[SND_STATUSLEN], status2[SND_STATUSLEN];
1689
1690 mss->lock = snd_mtxcreate(device_get_nameunit(dev), "snd_mss softc");
1691 mss->bufsize = pcm_getbuffersize(dev, 4096, MSS_DEFAULT_BUFSZ, 65536);
1692 if (!mss_alloc_resources(mss, dev)) goto no;
1693 mss_init(mss, dev);
1694 pdma = rman_get_start(mss->drq1);
1695 rdma = rman_get_start(mss->drq2);
1696 if (flags & DV_F_TRUE_MSS) {
1697 /* has IRQ/DMA registers, set IRQ and DMA addr */
1698 static char interrupt_bits[12] =
1699 {-1, -1, -1, -1, -1, 0x28, -1, 0x08, -1, 0x10, 0x18, 0x20};
1700 static char pdma_bits[4] = {1, 2, -1, 3};
1701 static char valid_rdma[4] = {1, 0, -1, 0};
1702 char bits;
1703
1704 if (!mss->irq || (bits = interrupt_bits[rman_get_start(mss->irq)]) == -1)
1705 goto no;
1706 io_wr(mss, 0, bits | 0x40); /* config port */
1707 if ((io_rd(mss, 3) & 0x40) == 0) device_printf(dev, "IRQ Conflict?\n");
1708 /* Write IRQ+DMA setup */
1709 if (pdma_bits[pdma] == -1) goto no;
1710 bits |= pdma_bits[pdma];
1711 if (pdma != rdma) {
1712 if (rdma == valid_rdma[pdma]) bits |= 4;
1713 else {
1714 printf("invalid dual dma config %d:%d\n", pdma, rdma);
1715 goto no;
1716 }
1717 }
1718 io_wr(mss, 0, bits);
1719 printf("drq/irq conf %x\n", io_rd(mss, 0));
1720 }
1721 mixer_init(dev, (mss->bd_id == MD_YM0020)? &ymmix_mixer_class : &mssmix_mixer_class, mss);
1722 switch (mss->bd_id) {
1723 case MD_OPTI931:
1724 snd_setup_intr(dev, mss->irq, 0, opti931_intr, mss, &mss->ih);
1725 break;
1726 default:
1727 snd_setup_intr(dev, mss->irq, 0, mss_intr, mss, &mss->ih);
1728 }
1729 if (pdma == rdma)
1730 pcm_setflags(dev, pcm_getflags(dev) | SD_F_SIMPLEX);
1731 if (bus_dma_tag_create(/*parent*/bus_get_dma_tag(dev), /*alignment*/2,
1732 /*boundary*/0,
1733 /*lowaddr*/BUS_SPACE_MAXADDR_24BIT,
1734 /*highaddr*/BUS_SPACE_MAXADDR,
1735 /*filter*/NULL, /*filterarg*/NULL,
1736 /*maxsize*/mss->bufsize, /*nsegments*/1,
1737 /*maxsegz*/0x3ffff, /*flags*/0,
1738 /*lockfunc*/busdma_lock_mutex, /*lockarg*/&Giant,
1739 &mss->parent_dmat) != 0) {
1740 device_printf(dev, "unable to create dma tag\n");
1741 goto no;
1742 }
1743
1744 if (pdma != rdma)
1745 snprintf(status2, SND_STATUSLEN, ":%d", rdma);
1746 else
1747 status2[0] = '\0';
1748
1749 snprintf(status, SND_STATUSLEN, "at io 0x%jx irq %jd drq %d%s bufsz %u",
1750 rman_get_start(mss->io_base), rman_get_start(mss->irq), pdma, status2, mss->bufsize);
1751
1752 if (pcm_register(dev, mss, 1, 1)) goto no;
1753 pcm_addchan(dev, PCMDIR_REC, &msschan_class, mss);
1754 pcm_addchan(dev, PCMDIR_PLAY, &msschan_class, mss);
1755 pcm_setstatus(dev, status);
1756
1757 return 0;
1758 no:
1759 mss_release_resources(mss, dev);
1760 return ENXIO;
1761 }
1762
1763 static int
1764 mss_detach(device_t dev)
1765 {
1766 int r;
1767 struct mss_info *mss;
1768
1769 r = pcm_unregister(dev);
1770 if (r)
1771 return r;
1772
1773 mss = pcm_getdevinfo(dev);
1774 mss_release_resources(mss, dev);
1775
1776 return 0;
1777 }
1778
1779 static int
1780 mss_attach(device_t dev)
1781 {
1782 struct mss_info *mss;
1783 int flags = device_get_flags(dev);
1784
1785 gone_in_dev(dev, 14, "ISA sound driver");
1786 mss = (struct mss_info *)malloc(sizeof *mss, M_DEVBUF, M_NOWAIT | M_ZERO);
1787 if (!mss) return ENXIO;
1788
1789 mss->io_rid = 0;
1790 mss->conf_rid = -1;
1791 mss->irq_rid = 0;
1792 mss->drq1_rid = 0;
1793 mss->drq2_rid = -1;
1794 if (flags & DV_F_DUAL_DMA) {
1795 bus_set_resource(dev, SYS_RES_DRQ, 1,
1796 flags & DV_F_DRQ_MASK, 1);
1797 mss->drq2_rid = 1;
1798 }
1799 mss->bd_id = (device_get_flags(dev) & DV_F_DEV_MASK) >> DV_F_DEV_SHIFT;
1800 if (mss->bd_id == MD_YM0020) ymf_test(dev, mss);
1801 return mss_doattach(dev, mss);
1802 }
1803
1804 /*
1805 * mss_resume() is the code to allow a laptop to resume using the sound
1806 * card.
1807 *
1808 * This routine re-sets the state of the board to the state before going
1809 * to sleep. According to the yamaha docs this is the right thing to do,
1810 * but getting DMA restarted appears to be a bit of a trick, so the device
1811 * has to be closed and re-opened to be re-used, but there is no skipping
1812 * problem, and volume, bass/treble and most other things are restored
1813 * properly.
1814 *
1815 */
1816
1817 static int
1818 mss_resume(device_t dev)
1819 {
1820 /*
1821 * Restore the state taken below.
1822 */
1823 struct mss_info *mss;
1824 int i;
1825
1826 mss = pcm_getdevinfo(dev);
1827
1828 if(mss->bd_id == MD_YM0020 || mss->bd_id == MD_CS423X) {
1829 /* This works on a Toshiba Libretto 100CT. */
1830 for (i = 0; i < MSS_INDEXED_REGS; i++)
1831 ad_write(mss, i, mss->mss_indexed_regs[i]);
1832 for (i = 0; i < OPL_INDEXED_REGS; i++)
1833 conf_wr(mss, i, mss->opl_indexed_regs[i]);
1834 mss_intr(mss);
1835 }
1836
1837 if (mss->bd_id == MD_CS423X) {
1838 /* Needed on IBM Thinkpad 600E */
1839 mss_lock(mss);
1840 mss_format(&mss->pch, mss->pch.channel->format);
1841 mss_speed(&mss->pch, mss->pch.channel->speed);
1842 mss_unlock(mss);
1843 }
1844
1845 return 0;
1846
1847 }
1848
1849 /*
1850 * mss_suspend() is the code that gets called right before a laptop
1851 * suspends.
1852 *
1853 * This code saves the state of the sound card right before shutdown
1854 * so it can be restored above.
1855 *
1856 */
1857
1858 static int
1859 mss_suspend(device_t dev)
1860 {
1861 int i;
1862 struct mss_info *mss;
1863
1864 mss = pcm_getdevinfo(dev);
1865
1866 if(mss->bd_id == MD_YM0020 || mss->bd_id == MD_CS423X)
1867 {
1868 /* this stops playback. */
1869 conf_wr(mss, 0x12, 0x0c);
1870 for(i = 0; i < MSS_INDEXED_REGS; i++)
1871 mss->mss_indexed_regs[i] = ad_read(mss, i);
1872 for(i = 0; i < OPL_INDEXED_REGS; i++)
1873 mss->opl_indexed_regs[i] = conf_rd(mss, i);
1874 mss->opl_indexed_regs[0x12] = 0x0;
1875 }
1876 return 0;
1877 }
1878
1879 static device_method_t mss_methods[] = {
1880 /* Device interface */
1881 DEVMETHOD(device_probe, mss_probe),
1882 DEVMETHOD(device_attach, mss_attach),
1883 DEVMETHOD(device_detach, mss_detach),
1884 DEVMETHOD(device_suspend, mss_suspend),
1885 DEVMETHOD(device_resume, mss_resume),
1886
1887 { 0, 0 }
1888 };
1889
1890 static driver_t mss_driver = {
1891 "pcm",
1892 mss_methods,
1893 PCM_SOFTC_SIZE,
1894 };
1895
1896 DRIVER_MODULE(snd_mss, isa, mss_driver, pcm_devclass, 0, 0);
1897 MODULE_DEPEND(snd_mss, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
1898 MODULE_VERSION(snd_mss, 1);
1899
1900 static int
1901 azt2320_mss_mode(struct mss_info *mss, device_t dev)
1902 {
1903 struct resource *sbport;
1904 int i, ret, rid;
1905
1906 rid = 0;
1907 ret = -1;
1908 sbport = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE);
1909 if (sbport) {
1910 for (i = 0; i < 1000; i++) {
1911 if ((port_rd(sbport, SBDSP_STATUS) & 0x80))
1912 DELAY((i > 100) ? 1000 : 10);
1913 else {
1914 port_wr(sbport, SBDSP_CMD, 0x09);
1915 break;
1916 }
1917 }
1918 for (i = 0; i < 1000; i++) {
1919 if ((port_rd(sbport, SBDSP_STATUS) & 0x80))
1920 DELAY((i > 100) ? 1000 : 10);
1921 else {
1922 port_wr(sbport, SBDSP_CMD, 0x00);
1923 ret = 0;
1924 break;
1925 }
1926 }
1927 DELAY(1000);
1928 bus_release_resource(dev, SYS_RES_IOPORT, rid, sbport);
1929 }
1930 return ret;
1931 }
1932
1933 static struct isa_pnp_id pnpmss_ids[] = {
1934 {0x0000630e, "CS423x"}, /* CSC0000 */
1935 {0x0001630e, "CS423x-PCI"}, /* CSC0100 */
1936 {0x01000000, "CMI8330"}, /* @@@0001 */
1937 {0x2100a865, "Yamaha OPL-SAx"}, /* YMH0021 */
1938 {0x1110d315, "ENSONIQ SoundscapeVIVO"}, /* ENS1011 */
1939 {0x1093143e, "OPTi931"}, /* OPT9310 */
1940 {0x5092143e, "OPTi925"}, /* OPT9250 XXX guess */
1941 {0x0000143e, "OPTi924"}, /* OPT0924 */
1942 {0x1022b839, "Neomagic 256AV (non-ac97)"}, /* NMX2210 */
1943 {0x01005407, "Aztech 2320"}, /* AZT0001 */
1944 #if 0
1945 {0x0000561e, "GusPnP"}, /* GRV0000 */
1946 #endif
1947 {0},
1948 };
1949
1950 static int
1951 pnpmss_probe(device_t dev)
1952 {
1953 u_int32_t lid, vid;
1954
1955 lid = isa_get_logicalid(dev);
1956 vid = isa_get_vendorid(dev);
1957 if (lid == 0x01000000 && vid != 0x0100a90d) /* CMI0001 */
1958 return ENXIO;
1959 return ISA_PNP_PROBE(device_get_parent(dev), dev, pnpmss_ids);
1960 }
1961
1962 static int
1963 pnpmss_attach(device_t dev)
1964 {
1965 struct mss_info *mss;
1966
1967 mss = malloc(sizeof(*mss), M_DEVBUF, M_WAITOK | M_ZERO);
1968 mss->io_rid = 0;
1969 mss->conf_rid = -1;
1970 mss->irq_rid = 0;
1971 mss->drq1_rid = 0;
1972 mss->drq2_rid = 1;
1973 mss->bd_id = MD_CS42XX;
1974
1975 switch (isa_get_logicalid(dev)) {
1976 case 0x0000630e: /* CSC0000 */
1977 case 0x0001630e: /* CSC0100 */
1978 mss->bd_flags |= BD_F_MSS_OFFSET;
1979 mss->bd_id = MD_CS423X;
1980 break;
1981
1982 case 0x2100a865: /* YHM0021 */
1983 mss->io_rid = 1;
1984 mss->conf_rid = 4;
1985 mss->bd_id = MD_YM0020;
1986 break;
1987
1988 case 0x1110d315: /* ENS1011 */
1989 mss->io_rid = 1;
1990 mss->bd_id = MD_VIVO;
1991 break;
1992
1993 case 0x1093143e: /* OPT9310 */
1994 mss->bd_flags |= BD_F_MSS_OFFSET;
1995 mss->conf_rid = 3;
1996 mss->bd_id = MD_OPTI931;
1997 break;
1998
1999 case 0x5092143e: /* OPT9250 XXX guess */
2000 mss->io_rid = 1;
2001 mss->conf_rid = 3;
2002 mss->bd_id = MD_OPTI925;
2003 break;
2004
2005 case 0x0000143e: /* OPT0924 */
2006 mss->password = 0xe5;
2007 mss->passwdreg = 3;
2008 mss->optibase = 0xf0c;
2009 mss->io_rid = 2;
2010 mss->conf_rid = 3;
2011 mss->bd_id = MD_OPTI924;
2012 mss->bd_flags |= BD_F_924PNP;
2013 if(opti_init(dev, mss) != 0) {
2014 free(mss, M_DEVBUF);
2015 return ENXIO;
2016 }
2017 break;
2018
2019 case 0x1022b839: /* NMX2210 */
2020 mss->io_rid = 1;
2021 break;
2022
2023 case 0x01005407: /* AZT0001 */
2024 /* put into MSS mode first (snatched from NetBSD) */
2025 if (azt2320_mss_mode(mss, dev) == -1) {
2026 free(mss, M_DEVBUF);
2027 return ENXIO;
2028 }
2029
2030 mss->bd_flags |= BD_F_MSS_OFFSET;
2031 mss->io_rid = 2;
2032 break;
2033
2034 #if 0
2035 case 0x0000561e: /* GRV0000 */
2036 mss->bd_flags |= BD_F_MSS_OFFSET;
2037 mss->io_rid = 2;
2038 mss->conf_rid = 1;
2039 mss->drq1_rid = 1;
2040 mss->drq2_rid = 0;
2041 mss->bd_id = MD_GUSPNP;
2042 break;
2043 #endif
2044 case 0x01000000: /* @@@0001 */
2045 mss->drq2_rid = -1;
2046 break;
2047
2048 /* Unknown MSS default. We could let the CSC0000 stuff match too */
2049 default:
2050 mss->bd_flags |= BD_F_MSS_OFFSET;
2051 break;
2052 }
2053 return mss_doattach(dev, mss);
2054 }
2055
2056 static int
2057 opti_init(device_t dev, struct mss_info *mss)
2058 {
2059 int flags = device_get_flags(dev);
2060 int basebits = 0;
2061
2062 if (!mss->conf_base) {
2063 bus_set_resource(dev, SYS_RES_IOPORT, mss->conf_rid,
2064 mss->optibase, 0x9);
2065
2066 mss->conf_base = bus_alloc_resource(dev, SYS_RES_IOPORT,
2067 &mss->conf_rid, mss->optibase, mss->optibase+0x9,
2068 0x9, RF_ACTIVE);
2069 }
2070
2071 if (!mss->conf_base)
2072 return ENXIO;
2073
2074 if (!mss->io_base)
2075 mss->io_base = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT,
2076 &mss->io_rid, 8, RF_ACTIVE);
2077
2078 if (!mss->io_base) /* No hint specified, use 0x530 */
2079 mss->io_base = bus_alloc_resource(dev, SYS_RES_IOPORT,
2080 &mss->io_rid, 0x530, 0x537, 8, RF_ACTIVE);
2081
2082 if (!mss->io_base)
2083 return ENXIO;
2084
2085 switch (rman_get_start(mss->io_base)) {
2086 case 0x530:
2087 basebits = 0x0;
2088 break;
2089 case 0xe80:
2090 basebits = 0x10;
2091 break;
2092 case 0xf40:
2093 basebits = 0x20;
2094 break;
2095 case 0x604:
2096 basebits = 0x30;
2097 break;
2098 default:
2099 printf("opti_init: invalid MSS base address!\n");
2100 return ENXIO;
2101 }
2102
2103
2104 switch (mss->bd_id) {
2105 case MD_OPTI924:
2106 opti_write(mss, 1, 0x80 | basebits); /* MSS mode */
2107 opti_write(mss, 2, 0x00); /* Disable CD */
2108 opti_write(mss, 3, 0xf0); /* Disable SB IRQ */
2109 opti_write(mss, 4, 0xf0);
2110 opti_write(mss, 5, 0x00);
2111 opti_write(mss, 6, 0x02); /* MPU stuff */
2112 break;
2113
2114 case MD_OPTI930:
2115 opti_write(mss, 1, 0x00 | basebits);
2116 opti_write(mss, 3, 0x00); /* Disable SB IRQ/DMA */
2117 opti_write(mss, 4, 0x52); /* Empty FIFO */
2118 opti_write(mss, 5, 0x3c); /* Mode 2 */
2119 opti_write(mss, 6, 0x02); /* Enable MSS */
2120 break;
2121 }
2122
2123 if (mss->bd_flags & BD_F_924PNP) {
2124 u_int32_t irq = isa_get_irq(dev);
2125 u_int32_t drq = isa_get_drq(dev);
2126 bus_set_resource(dev, SYS_RES_IRQ, 0, irq, 1);
2127 bus_set_resource(dev, SYS_RES_DRQ, mss->drq1_rid, drq, 1);
2128 if (flags & DV_F_DUAL_DMA) {
2129 bus_set_resource(dev, SYS_RES_DRQ, 1,
2130 flags & DV_F_DRQ_MASK, 1);
2131 mss->drq2_rid = 1;
2132 }
2133 }
2134
2135 /* OPTixxx has I/DRQ registers */
2136
2137 device_set_flags(dev, device_get_flags(dev) | DV_F_TRUE_MSS);
2138
2139 return 0;
2140 }
2141
2142 static void
2143 opti_write(struct mss_info *mss, u_char reg, u_char val)
2144 {
2145 port_wr(mss->conf_base, mss->passwdreg, mss->password);
2146
2147 switch(mss->bd_id) {
2148 case MD_OPTI924:
2149 if (reg > 7) { /* Indirect register */
2150 port_wr(mss->conf_base, mss->passwdreg, reg);
2151 port_wr(mss->conf_base, mss->passwdreg,
2152 mss->password);
2153 port_wr(mss->conf_base, 9, val);
2154 return;
2155 }
2156 port_wr(mss->conf_base, reg, val);
2157 break;
2158
2159 case MD_OPTI930:
2160 port_wr(mss->indir, 0, reg);
2161 port_wr(mss->conf_base, mss->passwdreg, mss->password);
2162 port_wr(mss->indir, 1, val);
2163 break;
2164 }
2165 }
2166
2167 u_char
2168 opti_read(struct mss_info *mss, u_char reg)
2169 {
2170 port_wr(mss->conf_base, mss->passwdreg, mss->password);
2171
2172 switch(mss->bd_id) {
2173 case MD_OPTI924:
2174 if (reg > 7) { /* Indirect register */
2175 port_wr(mss->conf_base, mss->passwdreg, reg);
2176 port_wr(mss->conf_base, mss->passwdreg, mss->password);
2177 return(port_rd(mss->conf_base, 9));
2178 }
2179 return(port_rd(mss->conf_base, reg));
2180 break;
2181
2182 case MD_OPTI930:
2183 port_wr(mss->indir, 0, reg);
2184 port_wr(mss->conf_base, mss->passwdreg, mss->password);
2185 return port_rd(mss->indir, 1);
2186 break;
2187 }
2188 return -1;
2189 }
2190
2191 static device_method_t pnpmss_methods[] = {
2192 /* Device interface */
2193 DEVMETHOD(device_probe, pnpmss_probe),
2194 DEVMETHOD(device_attach, pnpmss_attach),
2195 DEVMETHOD(device_detach, mss_detach),
2196 DEVMETHOD(device_suspend, mss_suspend),
2197 DEVMETHOD(device_resume, mss_resume),
2198
2199 { 0, 0 }
2200 };
2201
2202 static driver_t pnpmss_driver = {
2203 "pcm",
2204 pnpmss_methods,
2205 PCM_SOFTC_SIZE,
2206 };
2207
2208 DRIVER_MODULE(snd_pnpmss, isa, pnpmss_driver, pcm_devclass, 0, 0);
2209 DRIVER_MODULE(snd_pnpmss, acpi, pnpmss_driver, pcm_devclass, 0, 0);
2210 MODULE_DEPEND(snd_pnpmss, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
2211 MODULE_VERSION(snd_pnpmss, 1);
2212
2213 static int
2214 guspcm_probe(device_t dev)
2215 {
2216 struct sndcard_func *func;
2217
2218 func = device_get_ivars(dev);
2219 if (func == NULL || func->func != SCF_PCM)
2220 return ENXIO;
2221
2222 device_set_desc(dev, "GUS CS4231");
2223 return 0;
2224 }
2225
2226 static int
2227 guspcm_attach(device_t dev)
2228 {
2229 device_t parent = device_get_parent(dev);
2230 struct mss_info *mss;
2231 int base, flags;
2232 unsigned char ctl;
2233
2234 mss = (struct mss_info *)malloc(sizeof *mss, M_DEVBUF, M_NOWAIT | M_ZERO);
2235 if (mss == NULL)
2236 return ENOMEM;
2237
2238 mss->bd_flags = BD_F_MSS_OFFSET;
2239 mss->io_rid = 2;
2240 mss->conf_rid = 1;
2241 mss->irq_rid = 0;
2242 mss->drq1_rid = 1;
2243 mss->drq2_rid = -1;
2244
2245 if (isa_get_logicalid(parent) == 0)
2246 mss->bd_id = MD_GUSMAX;
2247 else {
2248 mss->bd_id = MD_GUSPNP;
2249 mss->drq2_rid = 0;
2250 goto skip_setup;
2251 }
2252
2253 flags = device_get_flags(parent);
2254 if (flags & DV_F_DUAL_DMA)
2255 mss->drq2_rid = 0;
2256
2257 mss->conf_base = bus_alloc_resource_anywhere(dev, SYS_RES_IOPORT,
2258 &mss->conf_rid,
2259 8, RF_ACTIVE);
2260
2261 if (mss->conf_base == NULL) {
2262 mss_release_resources(mss, dev);
2263 return ENXIO;
2264 }
2265
2266 base = isa_get_port(parent);
2267
2268 ctl = 0x40; /* CS4231 enable */
2269 if (isa_get_drq(dev) > 3)
2270 ctl |= 0x10; /* 16-bit dma channel 1 */
2271 if ((flags & DV_F_DUAL_DMA) != 0 && (flags & DV_F_DRQ_MASK) > 3)
2272 ctl |= 0x20; /* 16-bit dma channel 2 */
2273 ctl |= (base >> 4) & 0x0f; /* 2X0 -> 3XC */
2274 port_wr(mss->conf_base, 6, ctl);
2275
2276 skip_setup:
2277 return mss_doattach(dev, mss);
2278 }
2279
2280 static device_method_t guspcm_methods[] = {
2281 DEVMETHOD(device_probe, guspcm_probe),
2282 DEVMETHOD(device_attach, guspcm_attach),
2283 DEVMETHOD(device_detach, mss_detach),
2284
2285 { 0, 0 }
2286 };
2287
2288 static driver_t guspcm_driver = {
2289 "pcm",
2290 guspcm_methods,
2291 PCM_SOFTC_SIZE,
2292 };
2293
2294 DRIVER_MODULE(snd_guspcm, gusc, guspcm_driver, pcm_devclass, 0, 0);
2295 MODULE_DEPEND(snd_guspcm, sound, SOUND_MINVER, SOUND_PREFVER, SOUND_MAXVER);
2296 MODULE_VERSION(snd_guspcm, 1);
2297 ISA_PNP_INFO(pnpmss_ids);
Cache object: 81a0284be1eb1779ee1912b20bd107e5
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