eso.c revision 1.71 1 /* $NetBSD: eso.c,v 1.71 2019/06/08 08:02:38 isaki Exp $ */
2
3 /*-
4 * Copyright (c) 2008 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software developed for The NetBSD Foundation
8 * by Andrew Doran.
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 NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * Copyright (c) 1999, 2000, 2004 Klaus J. Klein
34 * All rights reserved.
35 *
36 * Redistribution and use in source and binary forms, with or without
37 * modification, are permitted provided that the following conditions
38 * are met:
39 * 1. Redistributions of source code must retain the above copyright
40 * notice, this list of conditions and the following disclaimer.
41 * 2. Redistributions in binary form must reproduce the above copyright
42 * notice, this list of conditions and the following disclaimer in the
43 * documentation and/or other materials provided with the distribution.
44 * 3. The name of the author may not be used to endorse or promote products
45 * derived from this software without specific prior written permission.
46 *
47 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
48 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
49 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
50 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
51 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
52 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
53 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
54 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
55 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
56 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
57 * SUCH DAMAGE.
58 */
59
60 /*
61 * ESS Technology Inc. Solo-1 PCI AudioDrive (ES1938/1946) device driver.
62 */
63
64 #include <sys/cdefs.h>
65 __KERNEL_RCSID(0, "$NetBSD: eso.c,v 1.71 2019/06/08 08:02:38 isaki Exp $");
66
67 #include "mpu.h"
68
69 #include <sys/param.h>
70 #include <sys/systm.h>
71 #include <sys/kernel.h>
72 #include <sys/kmem.h>
73 #include <sys/device.h>
74 #include <sys/queue.h>
75 #include <sys/proc.h>
76
77 #include <dev/pci/pcidevs.h>
78 #include <dev/pci/pcivar.h>
79
80 #include <sys/audioio.h>
81 #include <dev/audio/audio_if.h>
82
83 #include <dev/ic/mpuvar.h>
84 #include <dev/ic/i8237reg.h>
85 #include <dev/pci/esoreg.h>
86 #include <dev/pci/esovar.h>
87
88 #include <sys/bus.h>
89 #include <sys/intr.h>
90
91 /*
92 * XXX Work around the 24-bit implementation limit of the Audio 1 DMA
93 * XXX engine by allocating through the ISA DMA tag.
94 */
95 #if defined(amd64) || defined(i386)
96 #include <dev/isa/isavar.h>
97 #endif
98
99 #if defined(AUDIO_DEBUG) || defined(DEBUG)
100 #define DPRINTF(x) printf x
101 #else
102 #define DPRINTF(x)
103 #endif
104
105 struct eso_dma {
106 bus_dma_tag_t ed_dmat;
107 bus_dmamap_t ed_map;
108 void * ed_kva;
109 bus_dma_segment_t ed_segs[1];
110 int ed_nsegs;
111 size_t ed_size;
112 SLIST_ENTRY(eso_dma) ed_slist;
113 };
114
115 #define KVADDR(dma) ((void *)(dma)->ed_kva)
116 #define DMAADDR(dma) ((dma)->ed_map->dm_segs[0].ds_addr)
117
118 /* Autoconfiguration interface */
119 static int eso_match(device_t, cfdata_t, void *);
120 static void eso_attach(device_t, device_t, void *);
121 static void eso_defer(device_t);
122 static int eso_print(void *, const char *);
123
124 CFATTACH_DECL_NEW(eso, sizeof (struct eso_softc),
125 eso_match, eso_attach, NULL, NULL);
126
127 /* PCI interface */
128 static int eso_intr(void *);
129
130 /* MI audio layer interface */
131 static int eso_query_format(void *, audio_format_query_t *);
132 static int eso_set_format(void *, int,
133 const audio_params_t *, const audio_params_t *,
134 audio_filter_reg_t *, audio_filter_reg_t *);
135 static int eso_round_blocksize(void *, int, int, const audio_params_t *);
136 static int eso_halt_output(void *);
137 static int eso_halt_input(void *);
138 static int eso_getdev(void *, struct audio_device *);
139 static int eso_set_port(void *, mixer_ctrl_t *);
140 static int eso_get_port(void *, mixer_ctrl_t *);
141 static int eso_query_devinfo(void *, mixer_devinfo_t *);
142 static void * eso_allocm(void *, int, size_t);
143 static void eso_freem(void *, void *, size_t);
144 static size_t eso_round_buffersize(void *, int, size_t);
145 static int eso_get_props(void *);
146 static int eso_trigger_output(void *, void *, void *, int,
147 void (*)(void *), void *, const audio_params_t *);
148 static int eso_trigger_input(void *, void *, void *, int,
149 void (*)(void *), void *, const audio_params_t *);
150 static void eso_get_locks(void *, kmutex_t **, kmutex_t **);
151
152 static const struct audio_hw_if eso_hw_if = {
153 .query_format = eso_query_format,
154 .set_format = eso_set_format,
155 .round_blocksize = eso_round_blocksize,
156 .halt_output = eso_halt_output,
157 .halt_input = eso_halt_input,
158 .getdev = eso_getdev,
159 .set_port = eso_set_port,
160 .get_port = eso_get_port,
161 .query_devinfo = eso_query_devinfo,
162 .allocm = eso_allocm,
163 .freem = eso_freem,
164 .round_buffersize = eso_round_buffersize,
165 .get_props = eso_get_props,
166 .trigger_output = eso_trigger_output,
167 .trigger_input = eso_trigger_input,
168 .get_locks = eso_get_locks,
169 };
170
171 static const char * const eso_rev2model[] = {
172 "ES1938",
173 "ES1946",
174 "ES1946 Revision E"
175 };
176
177 /*
178 * XXX The HW actually supports more frequencies but I select a few
179 * typical frequencies which does not include rounding error.
180 */
181 static const struct audio_format eso_formats[] = {
182 {
183 .mode = AUMODE_PLAY | AUMODE_RECORD,
184 .encoding = AUDIO_ENCODING_SLINEAR_LE,
185 .validbits = 16,
186 .precision = 16,
187 .channels = 2,
188 .channel_mask = AUFMT_STEREO,
189 .frequency_type = 4,
190 .frequency = { 8000, 22050, 44100, 48000 },
191 },
192 };
193 #define ESO_NFORMATS __arraycount(eso_formats)
194
195
196 /*
197 * Utility routines
198 */
199 /* Register access etc. */
200 static uint8_t eso_read_ctlreg(struct eso_softc *, uint8_t);
201 static uint8_t eso_read_mixreg(struct eso_softc *, uint8_t);
202 static uint8_t eso_read_rdr(struct eso_softc *);
203 static void eso_reload_master_vol(struct eso_softc *);
204 static int eso_reset(struct eso_softc *);
205 static void eso_set_gain(struct eso_softc *, unsigned int);
206 static int eso_set_recsrc(struct eso_softc *, unsigned int);
207 static int eso_set_monooutsrc(struct eso_softc *, unsigned int);
208 static int eso_set_monoinbypass(struct eso_softc *, unsigned int);
209 static int eso_set_preamp(struct eso_softc *, unsigned int);
210 static void eso_write_cmd(struct eso_softc *, uint8_t);
211 static void eso_write_ctlreg(struct eso_softc *, uint8_t, uint8_t);
212 static void eso_write_mixreg(struct eso_softc *, uint8_t, uint8_t);
213 /* DMA memory allocation */
214 static int eso_allocmem(struct eso_softc *, size_t, size_t, size_t,
215 int, struct eso_dma *);
216 static void eso_freemem(struct eso_dma *);
217 static struct eso_dma * eso_kva2dma(const struct eso_softc *, const void *);
218
219
220 static int
221 eso_match(device_t parent, cfdata_t match, void *aux)
222 {
223 struct pci_attach_args *pa;
224
225 pa = aux;
226 if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_ESSTECH &&
227 PCI_PRODUCT(pa->pa_id) == PCI_PRODUCT_ESSTECH_SOLO1)
228 return 1;
229
230 return 0;
231 }
232
233 static void
234 eso_attach(device_t parent, device_t self, void *aux)
235 {
236 struct eso_softc *sc;
237 struct pci_attach_args *pa;
238 struct audio_attach_args aa;
239 pci_intr_handle_t ih;
240 bus_addr_t vcbase;
241 const char *intrstring;
242 int idx, error;
243 uint8_t a2mode, mvctl;
244 char intrbuf[PCI_INTRSTR_LEN];
245
246 sc = device_private(self);
247 sc->sc_dev = self;
248 pa = aux;
249 aprint_naive(": Audio controller\n");
250
251 mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
252 mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO);
253
254 sc->sc_revision = PCI_REVISION(pa->pa_class);
255 aprint_normal(": ESS Solo-1 PCI AudioDrive ");
256 if (sc->sc_revision <
257 sizeof (eso_rev2model) / sizeof (eso_rev2model[0]))
258 aprint_normal("%s\n", eso_rev2model[sc->sc_revision]);
259 else
260 aprint_normal("(unknown rev. 0x%02x)\n", sc->sc_revision);
261
262 /* Map I/O registers. */
263 if (pci_mapreg_map(pa, ESO_PCI_BAR_IO, PCI_MAPREG_TYPE_IO, 0,
264 &sc->sc_iot, &sc->sc_ioh, NULL, NULL)) {
265 aprint_error_dev(sc->sc_dev, "can't map I/O space\n");
266 return;
267 }
268 if (pci_mapreg_map(pa, ESO_PCI_BAR_SB, PCI_MAPREG_TYPE_IO, 0,
269 &sc->sc_sb_iot, &sc->sc_sb_ioh, NULL, NULL)) {
270 aprint_error_dev(sc->sc_dev, "can't map SB I/O space\n");
271 return;
272 }
273 if (pci_mapreg_map(pa, ESO_PCI_BAR_VC, PCI_MAPREG_TYPE_IO, 0,
274 &sc->sc_dmac_iot, &sc->sc_dmac_ioh, &vcbase, &sc->sc_vcsize)) {
275 aprint_error_dev(sc->sc_dev, "can't map VC I/O space\n");
276 /* Don't bail out yet: we can map it later, see below. */
277 vcbase = 0;
278 sc->sc_vcsize = 0x10; /* From the data sheet. */
279 }
280 if (pci_mapreg_map(pa, ESO_PCI_BAR_MPU, PCI_MAPREG_TYPE_IO, 0,
281 &sc->sc_mpu_iot, &sc->sc_mpu_ioh, NULL, NULL)) {
282 aprint_error_dev(sc->sc_dev, "can't map MPU I/O space\n");
283 return;
284 }
285 if (pci_mapreg_map(pa, ESO_PCI_BAR_GAME, PCI_MAPREG_TYPE_IO, 0,
286 &sc->sc_game_iot, &sc->sc_game_ioh, NULL, NULL)) {
287 aprint_error_dev(sc->sc_dev, "can't map Game I/O space\n");
288 return;
289 }
290
291 sc->sc_dmat = pa->pa_dmat;
292 SLIST_INIT(&sc->sc_dmas);
293 sc->sc_dmac_configured = 0;
294
295 /* Enable bus mastering. */
296 pci_conf_write(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG,
297 pci_conf_read(pa->pa_pc, pa->pa_tag, PCI_COMMAND_STATUS_REG) |
298 PCI_COMMAND_MASTER_ENABLE);
299
300 /* Reset the device; bail out upon failure. */
301 mutex_spin_enter(&sc->sc_intr_lock);
302 error = eso_reset(sc);
303 mutex_spin_exit(&sc->sc_intr_lock);
304 if (error != 0) {
305 aprint_error_dev(sc->sc_dev, "can't reset\n");
306 return;
307 }
308
309 /* Select the DMA/IRQ policy: DDMA, ISA IRQ emulation disabled. */
310 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C,
311 pci_conf_read(pa->pa_pc, pa->pa_tag, ESO_PCI_S1C) &
312 ~(ESO_PCI_S1C_IRQP_MASK | ESO_PCI_S1C_DMAP_MASK));
313
314 /* Enable the relevant (DMA) interrupts. */
315 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL,
316 ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ | ESO_IO_IRQCTL_HVIRQ |
317 ESO_IO_IRQCTL_MPUIRQ);
318
319 mutex_spin_enter(&sc->sc_intr_lock);
320
321 /* Set up A1's sample rate generator for new-style parameters. */
322 a2mode = eso_read_mixreg(sc, ESO_MIXREG_A2MODE);
323 a2mode |= ESO_MIXREG_A2MODE_NEWA1 | ESO_MIXREG_A2MODE_ASYNC;
324 eso_write_mixreg(sc, ESO_MIXREG_A2MODE, a2mode);
325
326 /* Slave Master Volume to Hardware Volume Control Counter, unmask IRQ.*/
327 mvctl = eso_read_mixreg(sc, ESO_MIXREG_MVCTL);
328 mvctl &= ~ESO_MIXREG_MVCTL_SPLIT;
329 mvctl |= ESO_MIXREG_MVCTL_HVIRQM;
330 eso_write_mixreg(sc, ESO_MIXREG_MVCTL, mvctl);
331
332 /* Set mixer regs to something reasonable, needs work. */
333 sc->sc_recmon = sc->sc_spatializer = sc->sc_mvmute = 0;
334 eso_set_monooutsrc(sc, ESO_MIXREG_MPM_MOMUTE);
335 eso_set_monoinbypass(sc, 0);
336 eso_set_preamp(sc, 1);
337 for (idx = 0; idx < ESO_NGAINDEVS; idx++) {
338 int v;
339
340 switch (idx) {
341 case ESO_MIC_PLAY_VOL:
342 case ESO_LINE_PLAY_VOL:
343 case ESO_CD_PLAY_VOL:
344 case ESO_MONO_PLAY_VOL:
345 case ESO_AUXB_PLAY_VOL:
346 case ESO_DAC_REC_VOL:
347 case ESO_LINE_REC_VOL:
348 case ESO_SYNTH_REC_VOL:
349 case ESO_CD_REC_VOL:
350 case ESO_MONO_REC_VOL:
351 case ESO_AUXB_REC_VOL:
352 case ESO_SPATIALIZER:
353 v = 0;
354 break;
355 case ESO_MASTER_VOL:
356 v = ESO_GAIN_TO_6BIT(AUDIO_MAX_GAIN / 2);
357 break;
358 default:
359 v = ESO_GAIN_TO_4BIT(AUDIO_MAX_GAIN / 2);
360 break;
361 }
362 sc->sc_gain[idx][ESO_LEFT] = sc->sc_gain[idx][ESO_RIGHT] = v;
363 eso_set_gain(sc, idx);
364 }
365
366 eso_set_recsrc(sc, ESO_MIXREG_ERS_MIC);
367
368 mutex_spin_exit(&sc->sc_intr_lock);
369
370 /* Map and establish the interrupt. */
371 if (pci_intr_map(pa, &ih)) {
372 aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n");
373 return;
374 }
375
376 intrstring = pci_intr_string(pa->pa_pc, ih, intrbuf, sizeof(intrbuf));
377 sc->sc_ih = pci_intr_establish_xname(pa->pa_pc, ih, IPL_AUDIO,
378 eso_intr, sc, device_xname(self));
379 if (sc->sc_ih == NULL) {
380 aprint_error_dev(sc->sc_dev, "couldn't establish interrupt");
381 if (intrstring != NULL)
382 aprint_error(" at %s", intrstring);
383 aprint_error("\n");
384 mutex_destroy(&sc->sc_lock);
385 mutex_destroy(&sc->sc_intr_lock);
386 return;
387 }
388 aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstring);
389
390 cv_init(&sc->sc_pcv, "esoho");
391 cv_init(&sc->sc_rcv, "esohi");
392
393 /*
394 * Set up the DDMA Control register; a suitable I/O region has been
395 * supposedly mapped in the VC base address register.
396 *
397 * The Solo-1 has an ... interesting silicon bug that causes it to
398 * not respond to I/O space accesses to the Audio 1 DMA controller
399 * if the latter's mapping base address is aligned on a 1K boundary.
400 * As a consequence, it is quite possible for the mapping provided
401 * in the VC BAR to be useless. To work around this, we defer this
402 * part until all autoconfiguration on our parent bus is completed
403 * and then try to map it ourselves in fulfillment of the constraint.
404 *
405 * According to the register map we may write to the low 16 bits
406 * only, but experimenting has shown we're safe.
407 * -kjk
408 */
409 if (ESO_VALID_DDMAC_BASE(vcbase)) {
410 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC,
411 vcbase | ESO_PCI_DDMAC_DE);
412 sc->sc_dmac_configured = 1;
413
414 aprint_normal_dev(sc->sc_dev,
415 "mapping Audio 1 DMA using VC I/O space at 0x%lx\n",
416 (unsigned long)vcbase);
417 } else {
418 DPRINTF(("%s: VC I/O space at 0x%lx not suitable, deferring\n",
419 device_xname(sc->sc_dev), (unsigned long)vcbase));
420 sc->sc_pa = *pa;
421 config_defer(self, eso_defer);
422 }
423
424 audio_attach_mi(&eso_hw_if, sc, sc->sc_dev);
425
426 aa.type = AUDIODEV_TYPE_OPL;
427 aa.hwif = NULL;
428 aa.hdl = NULL;
429 (void)config_found(sc->sc_dev, &aa, audioprint);
430
431 aa.type = AUDIODEV_TYPE_MPU;
432 aa.hwif = NULL;
433 aa.hdl = NULL;
434 sc->sc_mpudev = config_found(sc->sc_dev, &aa, audioprint);
435 if (sc->sc_mpudev != NULL) {
436 /* Unmask the MPU irq. */
437 mutex_spin_enter(&sc->sc_intr_lock);
438 mvctl = eso_read_mixreg(sc, ESO_MIXREG_MVCTL);
439 mvctl |= ESO_MIXREG_MVCTL_MPUIRQM;
440 eso_write_mixreg(sc, ESO_MIXREG_MVCTL, mvctl);
441 mutex_spin_exit(&sc->sc_intr_lock);
442 }
443
444 aa.type = AUDIODEV_TYPE_AUX;
445 aa.hwif = NULL;
446 aa.hdl = NULL;
447 (void)config_found(sc->sc_dev, &aa, eso_print);
448 }
449
450 static void
451 eso_defer(device_t self)
452 {
453 struct eso_softc *sc;
454 struct pci_attach_args *pa;
455 bus_addr_t addr, start;
456
457 sc = device_private(self);
458 pa = &sc->sc_pa;
459 aprint_normal_dev(sc->sc_dev, "");
460
461 /*
462 * This is outright ugly, but since we must not make assumptions
463 * on the underlying allocator's behaviour it's the most straight-
464 * forward way to implement it. Note that we skip over the first
465 * 1K region, which is typically occupied by an attached ISA bus.
466 */
467 mutex_enter(&sc->sc_lock);
468 for (start = 0x0400; start < 0xffff; start += 0x0400) {
469 if (bus_space_alloc(sc->sc_iot,
470 start + sc->sc_vcsize, start + 0x0400 - 1,
471 sc->sc_vcsize, sc->sc_vcsize, 0, 0, &addr,
472 &sc->sc_dmac_ioh) != 0)
473 continue;
474
475 mutex_spin_enter(&sc->sc_intr_lock);
476 pci_conf_write(pa->pa_pc, pa->pa_tag, ESO_PCI_DDMAC,
477 addr | ESO_PCI_DDMAC_DE);
478 mutex_spin_exit(&sc->sc_intr_lock);
479 sc->sc_dmac_iot = sc->sc_iot;
480 sc->sc_dmac_configured = 1;
481 aprint_normal("mapping Audio 1 DMA using I/O space at 0x%lx\n",
482 (unsigned long)addr);
483
484 mutex_exit(&sc->sc_lock);
485 return;
486 }
487 mutex_exit(&sc->sc_lock);
488
489 aprint_error("can't map Audio 1 DMA into I/O space\n");
490 }
491
492 /* ARGSUSED */
493 static int
494 eso_print(void *aux, const char *pnp)
495 {
496
497 /* Only joys can attach via this; easy. */
498 if (pnp)
499 aprint_normal("joy at %s:", pnp);
500
501 return UNCONF;
502 }
503
504 static void
505 eso_write_cmd(struct eso_softc *sc, uint8_t cmd)
506 {
507 int i;
508
509 /* Poll for busy indicator to become clear. */
510 for (i = 0; i < ESO_WDR_TIMEOUT; i++) {
511 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RSR)
512 & ESO_SB_RSR_BUSY) == 0) {
513 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh,
514 ESO_SB_WDR, cmd);
515 return;
516 } else {
517 delay(10);
518 }
519 }
520
521 printf("%s: WDR timeout\n", device_xname(sc->sc_dev));
522 return;
523 }
524
525 /* Write to a controller register */
526 static void
527 eso_write_ctlreg(struct eso_softc *sc, uint8_t reg, uint8_t val)
528 {
529
530 /* DPRINTF(("ctlreg 0x%02x = 0x%02x\n", reg, val)); */
531
532 eso_write_cmd(sc, reg);
533 eso_write_cmd(sc, val);
534 }
535
536 /* Read out the Read Data Register */
537 static uint8_t
538 eso_read_rdr(struct eso_softc *sc)
539 {
540 int i;
541
542 for (i = 0; i < ESO_RDR_TIMEOUT; i++) {
543 if (bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh,
544 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) {
545 return (bus_space_read_1(sc->sc_sb_iot,
546 sc->sc_sb_ioh, ESO_SB_RDR));
547 } else {
548 delay(10);
549 }
550 }
551
552 printf("%s: RDR timeout\n", device_xname(sc->sc_dev));
553 return (-1);
554 }
555
556 static uint8_t
557 eso_read_ctlreg(struct eso_softc *sc, uint8_t reg)
558 {
559
560 eso_write_cmd(sc, ESO_CMD_RCR);
561 eso_write_cmd(sc, reg);
562 return eso_read_rdr(sc);
563 }
564
565 static void
566 eso_write_mixreg(struct eso_softc *sc, uint8_t reg, uint8_t val)
567 {
568
569 KASSERT(mutex_owned(&sc->sc_intr_lock));
570
571 /* DPRINTF(("mixreg 0x%02x = 0x%02x\n", reg, val)); */
572
573 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg);
574 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA, val);
575 }
576
577 static uint8_t
578 eso_read_mixreg(struct eso_softc *sc, uint8_t reg)
579 {
580 uint8_t val;
581
582 KASSERT(mutex_owned(&sc->sc_intr_lock));
583
584 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERADDR, reg);
585 val = bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_MIXERDATA);
586
587 return val;
588 }
589
590 static int
591 eso_intr(void *hdl)
592 {
593 struct eso_softc *sc = hdl;
594 #if NMPU > 0
595 struct mpu_softc *sc_mpu = device_private(sc->sc_mpudev);
596 #endif
597 uint8_t irqctl;
598
599 mutex_spin_enter(&sc->sc_intr_lock);
600
601 irqctl = bus_space_read_1(sc->sc_iot, sc->sc_ioh, ESO_IO_IRQCTL);
602
603 /* If it wasn't ours, that's all she wrote. */
604 if ((irqctl & (ESO_IO_IRQCTL_A1IRQ | ESO_IO_IRQCTL_A2IRQ |
605 ESO_IO_IRQCTL_HVIRQ | ESO_IO_IRQCTL_MPUIRQ)) == 0) {
606 mutex_spin_exit(&sc->sc_intr_lock);
607 return 0;
608 }
609
610 if (irqctl & ESO_IO_IRQCTL_A1IRQ) {
611 /* Clear interrupt. */
612 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh,
613 ESO_SB_RBSR);
614
615 if (sc->sc_rintr)
616 sc->sc_rintr(sc->sc_rarg);
617 else
618 cv_broadcast(&sc->sc_rcv);
619 }
620
621 if (irqctl & ESO_IO_IRQCTL_A2IRQ) {
622 /*
623 * Clear the A2 IRQ latch: the cached value reflects the
624 * current DAC settings with the IRQ latch bit not set.
625 */
626 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2);
627
628 if (sc->sc_pintr)
629 sc->sc_pintr(sc->sc_parg);
630 else
631 cv_broadcast(&sc->sc_pcv);
632 }
633
634 if (irqctl & ESO_IO_IRQCTL_HVIRQ) {
635 /* Clear interrupt. */
636 eso_write_mixreg(sc, ESO_MIXREG_CHVIR, ESO_MIXREG_CHVIR_CHVIR);
637
638 /*
639 * Raise a flag to cause a lazy update of the in-softc gain
640 * values the next time the software mixer is read to keep
641 * interrupt service cost low. ~0 cannot occur otherwise
642 * as the master volume has a precision of 6 bits only.
643 */
644 sc->sc_gain[ESO_MASTER_VOL][ESO_LEFT] = (uint8_t)~0;
645 }
646
647 #if NMPU > 0
648 if ((irqctl & ESO_IO_IRQCTL_MPUIRQ) && sc_mpu != NULL)
649 mpu_intr(sc_mpu);
650 #endif
651
652 mutex_spin_exit(&sc->sc_intr_lock);
653 return 1;
654 }
655
656 /* Perform a software reset, including DMA FIFOs. */
657 static int
658 eso_reset(struct eso_softc *sc)
659 {
660 int i;
661
662 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET,
663 ESO_SB_RESET_SW | ESO_SB_RESET_FIFO);
664 /* `Delay' suggested in the data sheet. */
665 (void)bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_STATUS);
666 bus_space_write_1(sc->sc_sb_iot, sc->sc_sb_ioh, ESO_SB_RESET, 0);
667
668 /* Wait for reset to take effect. */
669 for (i = 0; i < ESO_RESET_TIMEOUT; i++) {
670 /* Poll for data to become available. */
671 if ((bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh,
672 ESO_SB_RBSR) & ESO_SB_RBSR_RDAV) != 0 &&
673 bus_space_read_1(sc->sc_sb_iot, sc->sc_sb_ioh,
674 ESO_SB_RDR) == ESO_SB_RDR_RESETMAGIC) {
675
676 /* Activate Solo-1 extension commands. */
677 eso_write_cmd(sc, ESO_CMD_EXTENB);
678 /* Reset mixer registers. */
679 eso_write_mixreg(sc, ESO_MIXREG_RESET,
680 ESO_MIXREG_RESET_RESET);
681
682 return 0;
683 } else {
684 delay(1000);
685 }
686 }
687
688 printf("%s: reset timeout\n", device_xname(sc->sc_dev));
689 return -1;
690 }
691
692 static int
693 eso_query_format(void *hdl, audio_format_query_t *afp)
694 {
695
696 return audio_query_format(eso_formats, ESO_NFORMATS, afp);
697 }
698
699 static int
700 eso_set_format(void *hdl, int setmode,
701 const audio_params_t *play, const audio_params_t *rec,
702 audio_filter_reg_t *pfil, audio_filter_reg_t *rfil)
703 {
704 struct eso_softc *sc;
705 const struct audio_params *p;
706 int mode;
707 unsigned int srg, fltdiv;
708
709 sc = hdl;
710 for (mode = AUMODE_RECORD; mode != -1;
711 mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
712 if ((setmode & mode) == 0)
713 continue;
714
715 p = (mode == AUMODE_PLAY) ? play : rec;
716
717 /* We use a few fixed rate which doesn't have rounding error. */
718 switch (p->sample_rate) {
719 case 8000:
720 case 48000:
721 srg = (128 - ESO_CLK1 / p->sample_rate);
722 srg |= ESO_CLK1_SELECT;
723 break;
724 case 22050:
725 case 44100:
726 srg = (128 - ESO_CLK0 / p->sample_rate);
727 break;
728 default:
729 /* NOTREACHED */
730 return EINVAL;
731 }
732 /* Roll-off frequency of 87%, as in the ES1888 driver. */
733 fltdiv = 256 - 200279L / p->sample_rate;
734
735 mutex_spin_enter(&sc->sc_intr_lock);
736 if (mode == AUMODE_RECORD) {
737 /* Audio 1 */
738 DPRINTF(("A1 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv));
739 eso_write_ctlreg(sc, ESO_CTLREG_SRG, srg);
740 eso_write_ctlreg(sc, ESO_CTLREG_FLTDIV, fltdiv);
741 } else {
742 /* Audio 2 */
743 DPRINTF(("A2 srg 0x%02x fdiv 0x%02x\n", srg, fltdiv));
744 eso_write_mixreg(sc, ESO_MIXREG_A2SRG, srg);
745 eso_write_mixreg(sc, ESO_MIXREG_A2FLTDIV, fltdiv);
746 }
747 mutex_spin_exit(&sc->sc_intr_lock);
748 }
749
750 return 0;
751 }
752
753 static int
754 eso_round_blocksize(void *hdl, int blk, int mode,
755 const audio_params_t *param)
756 {
757
758 return blk & -32; /* keep good alignment; at least 16 req'd */
759 }
760
761 static int
762 eso_halt_output(void *hdl)
763 {
764 struct eso_softc *sc;
765 int error;
766
767 sc = hdl;
768 DPRINTF(("%s: halt_output\n", device_xname(sc->sc_dev)));
769
770 /*
771 * Disable auto-initialize DMA, allowing the FIFO to drain and then
772 * stop. The interrupt callback pointer is cleared at this
773 * point so that an outstanding FIFO interrupt for the remaining data
774 * will be acknowledged without further processing.
775 *
776 * This does not immediately `abort' an operation in progress (c.f.
777 * audio(9)) but is the method to leave the FIFO behind in a clean
778 * state with the least hair. (Besides, that item needs to be
779 * rephrased for trigger_*()-based DMA environments.)
780 */
781 eso_write_mixreg(sc, ESO_MIXREG_A2C1,
782 ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB);
783 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM,
784 ESO_IO_A2DMAM_DMAENB);
785
786 sc->sc_pintr = NULL;
787 error = cv_timedwait_sig(&sc->sc_pcv, &sc->sc_intr_lock, sc->sc_pdrain);
788
789 /* Shut down DMA completely. */
790 eso_write_mixreg(sc, ESO_MIXREG_A2C1, 0);
791 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM, 0);
792
793 return error == EWOULDBLOCK ? 0 : error;
794 }
795
796 static int
797 eso_halt_input(void *hdl)
798 {
799 struct eso_softc *sc;
800 int error;
801
802 sc = hdl;
803 DPRINTF(("%s: halt_input\n", device_xname(sc->sc_dev)));
804
805 /* Just like eso_halt_output(), but for Audio 1. */
806 eso_write_ctlreg(sc, ESO_CTLREG_A1C2,
807 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC |
808 ESO_CTLREG_A1C2_DMAENB);
809 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE,
810 DMA37MD_WRITE | DMA37MD_DEMAND);
811
812 sc->sc_rintr = NULL;
813 error = cv_timedwait_sig(&sc->sc_rcv, &sc->sc_intr_lock, sc->sc_rdrain);
814
815 /* Shut down DMA completely. */
816 eso_write_ctlreg(sc, ESO_CTLREG_A1C2,
817 ESO_CTLREG_A1C2_READ | ESO_CTLREG_A1C2_ADC);
818 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK,
819 ESO_DMAC_MASK_MASK);
820
821 return error == EWOULDBLOCK ? 0 : error;
822 }
823
824 static int
825 eso_getdev(void *hdl, struct audio_device *retp)
826 {
827 struct eso_softc *sc;
828
829 sc = hdl;
830 strncpy(retp->name, "ESS Solo-1", sizeof (retp->name));
831 snprintf(retp->version, sizeof (retp->version), "0x%02x",
832 sc->sc_revision);
833 if (sc->sc_revision <
834 sizeof (eso_rev2model) / sizeof (eso_rev2model[0]))
835 strncpy(retp->config, eso_rev2model[sc->sc_revision],
836 sizeof (retp->config));
837 else
838 strncpy(retp->config, "unknown", sizeof (retp->config));
839
840 return 0;
841 }
842
843 static int
844 eso_set_port(void *hdl, mixer_ctrl_t *cp)
845 {
846 struct eso_softc *sc;
847 unsigned int lgain, rgain;
848 uint8_t tmp;
849 int error;
850
851 sc = hdl;
852 error = 0;
853
854 mutex_spin_enter(&sc->sc_intr_lock);
855
856 switch (cp->dev) {
857 case ESO_DAC_PLAY_VOL:
858 case ESO_MIC_PLAY_VOL:
859 case ESO_LINE_PLAY_VOL:
860 case ESO_SYNTH_PLAY_VOL:
861 case ESO_CD_PLAY_VOL:
862 case ESO_AUXB_PLAY_VOL:
863 case ESO_RECORD_VOL:
864 case ESO_DAC_REC_VOL:
865 case ESO_MIC_REC_VOL:
866 case ESO_LINE_REC_VOL:
867 case ESO_SYNTH_REC_VOL:
868 case ESO_CD_REC_VOL:
869 case ESO_AUXB_REC_VOL:
870 if (cp->type != AUDIO_MIXER_VALUE) {
871 error = EINVAL;
872 break;
873 }
874
875 /*
876 * Stereo-capable mixer ports: if we get a single-channel
877 * gain value passed in, then we duplicate it to both left
878 * and right channels.
879 */
880 switch (cp->un.value.num_channels) {
881 case 1:
882 lgain = rgain = ESO_GAIN_TO_4BIT(
883 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
884 break;
885 case 2:
886 lgain = ESO_GAIN_TO_4BIT(
887 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]);
888 rgain = ESO_GAIN_TO_4BIT(
889 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]);
890 break;
891 default:
892 error = EINVAL;
893 break;
894 }
895
896 if (!error) {
897 sc->sc_gain[cp->dev][ESO_LEFT] = lgain;
898 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain;
899 eso_set_gain(sc, cp->dev);
900 }
901 break;
902
903 case ESO_MASTER_VOL:
904 if (cp->type != AUDIO_MIXER_VALUE) {
905 error = EINVAL;
906 break;
907 }
908
909 /* Like above, but a precision of 6 bits. */
910 switch (cp->un.value.num_channels) {
911 case 1:
912 lgain = rgain = ESO_GAIN_TO_6BIT(
913 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
914 break;
915 case 2:
916 lgain = ESO_GAIN_TO_6BIT(
917 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT]);
918 rgain = ESO_GAIN_TO_6BIT(
919 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT]);
920 break;
921 default:
922 error = EINVAL;
923 break;
924 }
925
926 if (!error) {
927 sc->sc_gain[cp->dev][ESO_LEFT] = lgain;
928 sc->sc_gain[cp->dev][ESO_RIGHT] = rgain;
929 eso_set_gain(sc, cp->dev);
930 }
931 break;
932
933 case ESO_SPATIALIZER:
934 if (cp->type != AUDIO_MIXER_VALUE ||
935 cp->un.value.num_channels != 1) {
936 error = EINVAL;
937 break;
938 }
939
940 sc->sc_gain[cp->dev][ESO_LEFT] =
941 sc->sc_gain[cp->dev][ESO_RIGHT] =
942 ESO_GAIN_TO_6BIT(
943 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
944 eso_set_gain(sc, cp->dev);
945 break;
946
947 case ESO_MONO_PLAY_VOL:
948 case ESO_MONO_REC_VOL:
949 if (cp->type != AUDIO_MIXER_VALUE ||
950 cp->un.value.num_channels != 1) {
951 error = EINVAL;
952 break;
953 }
954
955 sc->sc_gain[cp->dev][ESO_LEFT] =
956 sc->sc_gain[cp->dev][ESO_RIGHT] =
957 ESO_GAIN_TO_4BIT(
958 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
959 eso_set_gain(sc, cp->dev);
960 break;
961
962 case ESO_PCSPEAKER_VOL:
963 if (cp->type != AUDIO_MIXER_VALUE ||
964 cp->un.value.num_channels != 1) {
965 error = EINVAL;
966 break;
967 }
968
969 sc->sc_gain[cp->dev][ESO_LEFT] =
970 sc->sc_gain[cp->dev][ESO_RIGHT] =
971 ESO_GAIN_TO_3BIT(
972 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO]);
973 eso_set_gain(sc, cp->dev);
974 break;
975
976 case ESO_SPATIALIZER_ENABLE:
977 if (cp->type != AUDIO_MIXER_ENUM) {
978 error = EINVAL;
979 break;
980 }
981
982 sc->sc_spatializer = (cp->un.ord != 0);
983
984 tmp = eso_read_mixreg(sc, ESO_MIXREG_SPAT);
985 if (sc->sc_spatializer)
986 tmp |= ESO_MIXREG_SPAT_ENB;
987 else
988 tmp &= ~ESO_MIXREG_SPAT_ENB;
989 eso_write_mixreg(sc, ESO_MIXREG_SPAT,
990 tmp | ESO_MIXREG_SPAT_RSTREL);
991 break;
992
993 case ESO_MASTER_MUTE:
994 if (cp->type != AUDIO_MIXER_ENUM) {
995 error = EINVAL;
996 break;
997 }
998
999 sc->sc_mvmute = (cp->un.ord != 0);
1000
1001 if (sc->sc_mvmute) {
1002 eso_write_mixreg(sc, ESO_MIXREG_LMVM,
1003 eso_read_mixreg(sc, ESO_MIXREG_LMVM) |
1004 ESO_MIXREG_LMVM_MUTE);
1005 eso_write_mixreg(sc, ESO_MIXREG_RMVM,
1006 eso_read_mixreg(sc, ESO_MIXREG_RMVM) |
1007 ESO_MIXREG_RMVM_MUTE);
1008 } else {
1009 eso_write_mixreg(sc, ESO_MIXREG_LMVM,
1010 eso_read_mixreg(sc, ESO_MIXREG_LMVM) &
1011 ~ESO_MIXREG_LMVM_MUTE);
1012 eso_write_mixreg(sc, ESO_MIXREG_RMVM,
1013 eso_read_mixreg(sc, ESO_MIXREG_RMVM) &
1014 ~ESO_MIXREG_RMVM_MUTE);
1015 }
1016 break;
1017
1018 case ESO_MONOOUT_SOURCE:
1019 if (cp->type != AUDIO_MIXER_ENUM) {
1020 error = EINVAL;
1021 break;
1022 }
1023
1024 error = eso_set_monooutsrc(sc, cp->un.ord);
1025 break;
1026
1027 case ESO_MONOIN_BYPASS:
1028 if (cp->type != AUDIO_MIXER_ENUM) {
1029 error = EINVAL;
1030 break;
1031 }
1032
1033 error = (eso_set_monoinbypass(sc, cp->un.ord));
1034 break;
1035
1036 case ESO_RECORD_MONITOR:
1037 if (cp->type != AUDIO_MIXER_ENUM) {
1038 error = EINVAL;
1039 break;
1040 }
1041
1042 sc->sc_recmon = (cp->un.ord != 0);
1043
1044 tmp = eso_read_ctlreg(sc, ESO_CTLREG_ACTL);
1045 if (sc->sc_recmon)
1046 tmp |= ESO_CTLREG_ACTL_RECMON;
1047 else
1048 tmp &= ~ESO_CTLREG_ACTL_RECMON;
1049 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, tmp);
1050 break;
1051
1052 case ESO_RECORD_SOURCE:
1053 if (cp->type != AUDIO_MIXER_ENUM) {
1054 error = EINVAL;
1055 break;
1056 }
1057
1058 error = eso_set_recsrc(sc, cp->un.ord);
1059 break;
1060
1061 case ESO_MIC_PREAMP:
1062 if (cp->type != AUDIO_MIXER_ENUM) {
1063 error = EINVAL;
1064 break;
1065 }
1066
1067 error = eso_set_preamp(sc, cp->un.ord);
1068 break;
1069
1070 default:
1071 error = EINVAL;
1072 break;
1073 }
1074
1075 mutex_spin_exit(&sc->sc_intr_lock);
1076 return error;
1077 }
1078
1079 static int
1080 eso_get_port(void *hdl, mixer_ctrl_t *cp)
1081 {
1082 struct eso_softc *sc;
1083
1084 sc = hdl;
1085
1086 mutex_spin_enter(&sc->sc_intr_lock);
1087
1088 switch (cp->dev) {
1089 case ESO_MASTER_VOL:
1090 /* Reload from mixer after hardware volume control use. */
1091 if (sc->sc_gain[cp->dev][ESO_LEFT] == (uint8_t)~0)
1092 eso_reload_master_vol(sc);
1093 /* FALLTHROUGH */
1094 case ESO_DAC_PLAY_VOL:
1095 case ESO_MIC_PLAY_VOL:
1096 case ESO_LINE_PLAY_VOL:
1097 case ESO_SYNTH_PLAY_VOL:
1098 case ESO_CD_PLAY_VOL:
1099 case ESO_AUXB_PLAY_VOL:
1100 case ESO_RECORD_VOL:
1101 case ESO_DAC_REC_VOL:
1102 case ESO_MIC_REC_VOL:
1103 case ESO_LINE_REC_VOL:
1104 case ESO_SYNTH_REC_VOL:
1105 case ESO_CD_REC_VOL:
1106 case ESO_AUXB_REC_VOL:
1107 /*
1108 * Stereo-capable ports: if a single-channel query is made,
1109 * just return the left channel's value (since single-channel
1110 * settings themselves are applied to both channels).
1111 */
1112 switch (cp->un.value.num_channels) {
1113 case 1:
1114 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
1115 sc->sc_gain[cp->dev][ESO_LEFT];
1116 break;
1117 case 2:
1118 cp->un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
1119 sc->sc_gain[cp->dev][ESO_LEFT];
1120 cp->un.value.level[AUDIO_MIXER_LEVEL_RIGHT] =
1121 sc->sc_gain[cp->dev][ESO_RIGHT];
1122 break;
1123 default:
1124 break;
1125 }
1126 break;
1127
1128 case ESO_MONO_PLAY_VOL:
1129 case ESO_PCSPEAKER_VOL:
1130 case ESO_MONO_REC_VOL:
1131 case ESO_SPATIALIZER:
1132 if (cp->un.value.num_channels != 1) {
1133 break;
1134 }
1135 cp->un.value.level[AUDIO_MIXER_LEVEL_MONO] =
1136 sc->sc_gain[cp->dev][ESO_LEFT];
1137 break;
1138
1139 case ESO_RECORD_MONITOR:
1140 cp->un.ord = sc->sc_recmon;
1141 break;
1142
1143 case ESO_RECORD_SOURCE:
1144 cp->un.ord = sc->sc_recsrc;
1145 break;
1146
1147 case ESO_MONOOUT_SOURCE:
1148 cp->un.ord = sc->sc_monooutsrc;
1149 break;
1150
1151 case ESO_MONOIN_BYPASS:
1152 cp->un.ord = sc->sc_monoinbypass;
1153 break;
1154
1155 case ESO_SPATIALIZER_ENABLE:
1156 cp->un.ord = sc->sc_spatializer;
1157 break;
1158
1159 case ESO_MIC_PREAMP:
1160 cp->un.ord = sc->sc_preamp;
1161 break;
1162
1163 case ESO_MASTER_MUTE:
1164 /* Reload from mixer after hardware volume control use. */
1165 if (sc->sc_gain[ESO_MASTER_VOL][ESO_LEFT] == (uint8_t)~0)
1166 eso_reload_master_vol(sc);
1167 cp->un.ord = sc->sc_mvmute;
1168 break;
1169
1170 default:
1171 break;
1172 }
1173
1174 mutex_spin_exit(&sc->sc_intr_lock);
1175 return 0;
1176 }
1177
1178 static int
1179 eso_query_devinfo(void *hdl, mixer_devinfo_t *dip)
1180 {
1181
1182 switch (dip->index) {
1183 case ESO_DAC_PLAY_VOL:
1184 dip->mixer_class = ESO_INPUT_CLASS;
1185 dip->next = dip->prev = AUDIO_MIXER_LAST;
1186 strcpy(dip->label.name, AudioNdac);
1187 dip->type = AUDIO_MIXER_VALUE;
1188 dip->un.v.num_channels = 2;
1189 strcpy(dip->un.v.units.name, AudioNvolume);
1190 break;
1191 case ESO_MIC_PLAY_VOL:
1192 dip->mixer_class = ESO_INPUT_CLASS;
1193 dip->next = dip->prev = AUDIO_MIXER_LAST;
1194 strcpy(dip->label.name, AudioNmicrophone);
1195 dip->type = AUDIO_MIXER_VALUE;
1196 dip->un.v.num_channels = 2;
1197 strcpy(dip->un.v.units.name, AudioNvolume);
1198 break;
1199 case ESO_LINE_PLAY_VOL:
1200 dip->mixer_class = ESO_INPUT_CLASS;
1201 dip->next = dip->prev = AUDIO_MIXER_LAST;
1202 strcpy(dip->label.name, AudioNline);
1203 dip->type = AUDIO_MIXER_VALUE;
1204 dip->un.v.num_channels = 2;
1205 strcpy(dip->un.v.units.name, AudioNvolume);
1206 break;
1207 case ESO_SYNTH_PLAY_VOL:
1208 dip->mixer_class = ESO_INPUT_CLASS;
1209 dip->next = dip->prev = AUDIO_MIXER_LAST;
1210 strcpy(dip->label.name, AudioNfmsynth);
1211 dip->type = AUDIO_MIXER_VALUE;
1212 dip->un.v.num_channels = 2;
1213 strcpy(dip->un.v.units.name, AudioNvolume);
1214 break;
1215 case ESO_MONO_PLAY_VOL:
1216 dip->mixer_class = ESO_INPUT_CLASS;
1217 dip->next = dip->prev = AUDIO_MIXER_LAST;
1218 strcpy(dip->label.name, "mono_in");
1219 dip->type = AUDIO_MIXER_VALUE;
1220 dip->un.v.num_channels = 1;
1221 strcpy(dip->un.v.units.name, AudioNvolume);
1222 break;
1223 case ESO_CD_PLAY_VOL:
1224 dip->mixer_class = ESO_INPUT_CLASS;
1225 dip->next = dip->prev = AUDIO_MIXER_LAST;
1226 strcpy(dip->label.name, AudioNcd);
1227 dip->type = AUDIO_MIXER_VALUE;
1228 dip->un.v.num_channels = 2;
1229 strcpy(dip->un.v.units.name, AudioNvolume);
1230 break;
1231 case ESO_AUXB_PLAY_VOL:
1232 dip->mixer_class = ESO_INPUT_CLASS;
1233 dip->next = dip->prev = AUDIO_MIXER_LAST;
1234 strcpy(dip->label.name, "auxb");
1235 dip->type = AUDIO_MIXER_VALUE;
1236 dip->un.v.num_channels = 2;
1237 strcpy(dip->un.v.units.name, AudioNvolume);
1238 break;
1239
1240 case ESO_MIC_PREAMP:
1241 dip->mixer_class = ESO_MICROPHONE_CLASS;
1242 dip->next = dip->prev = AUDIO_MIXER_LAST;
1243 strcpy(dip->label.name, AudioNpreamp);
1244 dip->type = AUDIO_MIXER_ENUM;
1245 dip->un.e.num_mem = 2;
1246 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1247 dip->un.e.member[0].ord = 0;
1248 strcpy(dip->un.e.member[1].label.name, AudioNon);
1249 dip->un.e.member[1].ord = 1;
1250 break;
1251 case ESO_MICROPHONE_CLASS:
1252 dip->mixer_class = ESO_MICROPHONE_CLASS;
1253 dip->next = dip->prev = AUDIO_MIXER_LAST;
1254 strcpy(dip->label.name, AudioNmicrophone);
1255 dip->type = AUDIO_MIXER_CLASS;
1256 break;
1257
1258 case ESO_INPUT_CLASS:
1259 dip->mixer_class = ESO_INPUT_CLASS;
1260 dip->next = dip->prev = AUDIO_MIXER_LAST;
1261 strcpy(dip->label.name, AudioCinputs);
1262 dip->type = AUDIO_MIXER_CLASS;
1263 break;
1264
1265 case ESO_MASTER_VOL:
1266 dip->mixer_class = ESO_OUTPUT_CLASS;
1267 dip->prev = AUDIO_MIXER_LAST;
1268 dip->next = ESO_MASTER_MUTE;
1269 strcpy(dip->label.name, AudioNmaster);
1270 dip->type = AUDIO_MIXER_VALUE;
1271 dip->un.v.num_channels = 2;
1272 strcpy(dip->un.v.units.name, AudioNvolume);
1273 break;
1274 case ESO_MASTER_MUTE:
1275 dip->mixer_class = ESO_OUTPUT_CLASS;
1276 dip->prev = ESO_MASTER_VOL;
1277 dip->next = AUDIO_MIXER_LAST;
1278 strcpy(dip->label.name, AudioNmute);
1279 dip->type = AUDIO_MIXER_ENUM;
1280 dip->un.e.num_mem = 2;
1281 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1282 dip->un.e.member[0].ord = 0;
1283 strcpy(dip->un.e.member[1].label.name, AudioNon);
1284 dip->un.e.member[1].ord = 1;
1285 break;
1286
1287 case ESO_PCSPEAKER_VOL:
1288 dip->mixer_class = ESO_OUTPUT_CLASS;
1289 dip->next = dip->prev = AUDIO_MIXER_LAST;
1290 strcpy(dip->label.name, "pc_speaker");
1291 dip->type = AUDIO_MIXER_VALUE;
1292 dip->un.v.num_channels = 1;
1293 strcpy(dip->un.v.units.name, AudioNvolume);
1294 break;
1295 case ESO_MONOOUT_SOURCE:
1296 dip->mixer_class = ESO_OUTPUT_CLASS;
1297 dip->next = dip->prev = AUDIO_MIXER_LAST;
1298 strcpy(dip->label.name, "mono_out");
1299 dip->type = AUDIO_MIXER_ENUM;
1300 dip->un.e.num_mem = 3;
1301 strcpy(dip->un.e.member[0].label.name, AudioNmute);
1302 dip->un.e.member[0].ord = ESO_MIXREG_MPM_MOMUTE;
1303 strcpy(dip->un.e.member[1].label.name, AudioNdac);
1304 dip->un.e.member[1].ord = ESO_MIXREG_MPM_MOA2R;
1305 strcpy(dip->un.e.member[2].label.name, AudioNmixerout);
1306 dip->un.e.member[2].ord = ESO_MIXREG_MPM_MOREC;
1307 break;
1308
1309 case ESO_MONOIN_BYPASS:
1310 dip->mixer_class = ESO_MONOIN_CLASS;
1311 dip->next = dip->prev = AUDIO_MIXER_LAST;
1312 strcpy(dip->label.name, "bypass");
1313 dip->type = AUDIO_MIXER_ENUM;
1314 dip->un.e.num_mem = 2;
1315 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1316 dip->un.e.member[0].ord = 0;
1317 strcpy(dip->un.e.member[1].label.name, AudioNon);
1318 dip->un.e.member[1].ord = 1;
1319 break;
1320 case ESO_MONOIN_CLASS:
1321 dip->mixer_class = ESO_MONOIN_CLASS;
1322 dip->next = dip->prev = AUDIO_MIXER_LAST;
1323 strcpy(dip->label.name, "mono_in");
1324 dip->type = AUDIO_MIXER_CLASS;
1325 break;
1326
1327 case ESO_SPATIALIZER:
1328 dip->mixer_class = ESO_OUTPUT_CLASS;
1329 dip->prev = AUDIO_MIXER_LAST;
1330 dip->next = ESO_SPATIALIZER_ENABLE;
1331 strcpy(dip->label.name, AudioNspatial);
1332 dip->type = AUDIO_MIXER_VALUE;
1333 dip->un.v.num_channels = 1;
1334 strcpy(dip->un.v.units.name, "level");
1335 break;
1336 case ESO_SPATIALIZER_ENABLE:
1337 dip->mixer_class = ESO_OUTPUT_CLASS;
1338 dip->prev = ESO_SPATIALIZER;
1339 dip->next = AUDIO_MIXER_LAST;
1340 strcpy(dip->label.name, "enable");
1341 dip->type = AUDIO_MIXER_ENUM;
1342 dip->un.e.num_mem = 2;
1343 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1344 dip->un.e.member[0].ord = 0;
1345 strcpy(dip->un.e.member[1].label.name, AudioNon);
1346 dip->un.e.member[1].ord = 1;
1347 break;
1348
1349 case ESO_OUTPUT_CLASS:
1350 dip->mixer_class = ESO_OUTPUT_CLASS;
1351 dip->next = dip->prev = AUDIO_MIXER_LAST;
1352 strcpy(dip->label.name, AudioCoutputs);
1353 dip->type = AUDIO_MIXER_CLASS;
1354 break;
1355
1356 case ESO_RECORD_MONITOR:
1357 dip->mixer_class = ESO_MONITOR_CLASS;
1358 dip->next = dip->prev = AUDIO_MIXER_LAST;
1359 strcpy(dip->label.name, AudioNmute);
1360 dip->type = AUDIO_MIXER_ENUM;
1361 dip->un.e.num_mem = 2;
1362 strcpy(dip->un.e.member[0].label.name, AudioNoff);
1363 dip->un.e.member[0].ord = 0;
1364 strcpy(dip->un.e.member[1].label.name, AudioNon);
1365 dip->un.e.member[1].ord = 1;
1366 break;
1367 case ESO_MONITOR_CLASS:
1368 dip->mixer_class = ESO_MONITOR_CLASS;
1369 dip->next = dip->prev = AUDIO_MIXER_LAST;
1370 strcpy(dip->label.name, AudioCmonitor);
1371 dip->type = AUDIO_MIXER_CLASS;
1372 break;
1373
1374 case ESO_RECORD_VOL:
1375 dip->mixer_class = ESO_RECORD_CLASS;
1376 dip->next = dip->prev = AUDIO_MIXER_LAST;
1377 strcpy(dip->label.name, AudioNrecord);
1378 dip->type = AUDIO_MIXER_VALUE;
1379 strcpy(dip->un.v.units.name, AudioNvolume);
1380 break;
1381 case ESO_RECORD_SOURCE:
1382 dip->mixer_class = ESO_RECORD_CLASS;
1383 dip->next = dip->prev = AUDIO_MIXER_LAST;
1384 strcpy(dip->label.name, AudioNsource);
1385 dip->type = AUDIO_MIXER_ENUM;
1386 dip->un.e.num_mem = 4;
1387 strcpy(dip->un.e.member[0].label.name, AudioNmicrophone);
1388 dip->un.e.member[0].ord = ESO_MIXREG_ERS_MIC;
1389 strcpy(dip->un.e.member[1].label.name, AudioNline);
1390 dip->un.e.member[1].ord = ESO_MIXREG_ERS_LINE;
1391 strcpy(dip->un.e.member[2].label.name, AudioNcd);
1392 dip->un.e.member[2].ord = ESO_MIXREG_ERS_CD;
1393 strcpy(dip->un.e.member[3].label.name, AudioNmixerout);
1394 dip->un.e.member[3].ord = ESO_MIXREG_ERS_MIXER;
1395 break;
1396 case ESO_DAC_REC_VOL:
1397 dip->mixer_class = ESO_RECORD_CLASS;
1398 dip->next = dip->prev = AUDIO_MIXER_LAST;
1399 strcpy(dip->label.name, AudioNdac);
1400 dip->type = AUDIO_MIXER_VALUE;
1401 dip->un.v.num_channels = 2;
1402 strcpy(dip->un.v.units.name, AudioNvolume);
1403 break;
1404 case ESO_MIC_REC_VOL:
1405 dip->mixer_class = ESO_RECORD_CLASS;
1406 dip->next = dip->prev = AUDIO_MIXER_LAST;
1407 strcpy(dip->label.name, AudioNmicrophone);
1408 dip->type = AUDIO_MIXER_VALUE;
1409 dip->un.v.num_channels = 2;
1410 strcpy(dip->un.v.units.name, AudioNvolume);
1411 break;
1412 case ESO_LINE_REC_VOL:
1413 dip->mixer_class = ESO_RECORD_CLASS;
1414 dip->next = dip->prev = AUDIO_MIXER_LAST;
1415 strcpy(dip->label.name, AudioNline);
1416 dip->type = AUDIO_MIXER_VALUE;
1417 dip->un.v.num_channels = 2;
1418 strcpy(dip->un.v.units.name, AudioNvolume);
1419 break;
1420 case ESO_SYNTH_REC_VOL:
1421 dip->mixer_class = ESO_RECORD_CLASS;
1422 dip->next = dip->prev = AUDIO_MIXER_LAST;
1423 strcpy(dip->label.name, AudioNfmsynth);
1424 dip->type = AUDIO_MIXER_VALUE;
1425 dip->un.v.num_channels = 2;
1426 strcpy(dip->un.v.units.name, AudioNvolume);
1427 break;
1428 case ESO_MONO_REC_VOL:
1429 dip->mixer_class = ESO_RECORD_CLASS;
1430 dip->next = dip->prev = AUDIO_MIXER_LAST;
1431 strcpy(dip->label.name, "mono_in");
1432 dip->type = AUDIO_MIXER_VALUE;
1433 dip->un.v.num_channels = 1; /* No lies */
1434 strcpy(dip->un.v.units.name, AudioNvolume);
1435 break;
1436 case ESO_CD_REC_VOL:
1437 dip->mixer_class = ESO_RECORD_CLASS;
1438 dip->next = dip->prev = AUDIO_MIXER_LAST;
1439 strcpy(dip->label.name, AudioNcd);
1440 dip->type = AUDIO_MIXER_VALUE;
1441 dip->un.v.num_channels = 2;
1442 strcpy(dip->un.v.units.name, AudioNvolume);
1443 break;
1444 case ESO_AUXB_REC_VOL:
1445 dip->mixer_class = ESO_RECORD_CLASS;
1446 dip->next = dip->prev = AUDIO_MIXER_LAST;
1447 strcpy(dip->label.name, "auxb");
1448 dip->type = AUDIO_MIXER_VALUE;
1449 dip->un.v.num_channels = 2;
1450 strcpy(dip->un.v.units.name, AudioNvolume);
1451 break;
1452 case ESO_RECORD_CLASS:
1453 dip->mixer_class = ESO_RECORD_CLASS;
1454 dip->next = dip->prev = AUDIO_MIXER_LAST;
1455 strcpy(dip->label.name, AudioCrecord);
1456 dip->type = AUDIO_MIXER_CLASS;
1457 break;
1458
1459 default:
1460 return ENXIO;
1461 }
1462
1463 return 0;
1464 }
1465
1466 static int
1467 eso_allocmem(struct eso_softc *sc, size_t size, size_t align,
1468 size_t boundary, int direction, struct eso_dma *ed)
1469 {
1470 int error;
1471
1472 ed->ed_size = size;
1473
1474 error = bus_dmamem_alloc(ed->ed_dmat, ed->ed_size, align, boundary,
1475 ed->ed_segs, sizeof (ed->ed_segs) / sizeof (ed->ed_segs[0]),
1476 &ed->ed_nsegs, BUS_DMA_WAITOK);
1477 if (error)
1478 goto out;
1479
1480 error = bus_dmamem_map(ed->ed_dmat, ed->ed_segs, ed->ed_nsegs,
1481 ed->ed_size, &ed->ed_kva, BUS_DMA_WAITOK | BUS_DMA_COHERENT);
1482 if (error)
1483 goto free;
1484
1485 error = bus_dmamap_create(ed->ed_dmat, ed->ed_size, 1, ed->ed_size, 0,
1486 BUS_DMA_WAITOK, &ed->ed_map);
1487 if (error)
1488 goto unmap;
1489
1490 error = bus_dmamap_load(ed->ed_dmat, ed->ed_map, ed->ed_kva,
1491 ed->ed_size, NULL, BUS_DMA_WAITOK |
1492 (direction == AUMODE_RECORD) ? BUS_DMA_READ : BUS_DMA_WRITE);
1493 if (error)
1494 goto destroy;
1495
1496 return 0;
1497
1498 destroy:
1499 bus_dmamap_destroy(ed->ed_dmat, ed->ed_map);
1500 unmap:
1501 bus_dmamem_unmap(ed->ed_dmat, ed->ed_kva, ed->ed_size);
1502 free:
1503 bus_dmamem_free(ed->ed_dmat, ed->ed_segs, ed->ed_nsegs);
1504 out:
1505 return error;
1506 }
1507
1508 static void
1509 eso_freemem(struct eso_dma *ed)
1510 {
1511
1512 bus_dmamap_unload(ed->ed_dmat, ed->ed_map);
1513 bus_dmamap_destroy(ed->ed_dmat, ed->ed_map);
1514 bus_dmamem_unmap(ed->ed_dmat, ed->ed_kva, ed->ed_size);
1515 bus_dmamem_free(ed->ed_dmat, ed->ed_segs, ed->ed_nsegs);
1516 }
1517
1518 static struct eso_dma *
1519 eso_kva2dma(const struct eso_softc *sc, const void *kva)
1520 {
1521 struct eso_dma *p;
1522
1523 SLIST_FOREACH(p, &sc->sc_dmas, ed_slist) {
1524 if (KVADDR(p) == kva)
1525 return p;
1526 }
1527
1528 panic("%s: kva2dma: bad kva: %p", device_xname(sc->sc_dev), kva);
1529 /* NOTREACHED */
1530 }
1531
1532 static void *
1533 eso_allocm(void *hdl, int direction, size_t size)
1534 {
1535 struct eso_softc *sc;
1536 struct eso_dma *ed;
1537 size_t boundary;
1538 int error;
1539
1540 sc = hdl;
1541 ed = kmem_alloc(sizeof (*ed), KM_SLEEP);
1542
1543 /*
1544 * Apparently the Audio 1 DMA controller's current address
1545 * register can't roll over a 64K address boundary, so we have to
1546 * take care of that ourselves. Similarly, the Audio 2 DMA
1547 * controller needs a 1M address boundary.
1548 */
1549 if (direction == AUMODE_RECORD)
1550 boundary = 0x10000;
1551 else
1552 boundary = 0x100000;
1553
1554 /*
1555 * XXX Work around allocation problems for Audio 1, which
1556 * XXX implements the 24 low address bits only, with
1557 * XXX machine-specific DMA tag use.
1558 */
1559 #ifdef alpha
1560 /*
1561 * XXX Force allocation through the (ISA) SGMAP.
1562 */
1563 if (direction == AUMODE_RECORD)
1564 ed->ed_dmat = alphabus_dma_get_tag(sc->sc_dmat, ALPHA_BUS_ISA);
1565 else
1566 #elif defined(amd64) || defined(i386)
1567 /*
1568 * XXX Force allocation through the ISA DMA tag.
1569 */
1570 if (direction == AUMODE_RECORD)
1571 ed->ed_dmat = &isa_bus_dma_tag;
1572 else
1573 #endif
1574 ed->ed_dmat = sc->sc_dmat;
1575
1576 error = eso_allocmem(sc, size, 32, boundary, direction, ed);
1577 if (error) {
1578 kmem_free(ed, sizeof(*ed));
1579 return NULL;
1580 }
1581 SLIST_INSERT_HEAD(&sc->sc_dmas, ed, ed_slist);
1582
1583 return KVADDR(ed);
1584 }
1585
1586 static void
1587 eso_freem(void *hdl, void *addr, size_t size)
1588 {
1589 struct eso_softc *sc;
1590 struct eso_dma *p;
1591
1592 sc = hdl;
1593 p = eso_kva2dma(sc, addr);
1594
1595 SLIST_REMOVE(&sc->sc_dmas, p, eso_dma, ed_slist);
1596 eso_freemem(p);
1597 kmem_free(p, sizeof(*p));
1598 }
1599
1600 static size_t
1601 eso_round_buffersize(void *hdl, int direction, size_t bufsize)
1602 {
1603 size_t maxsize;
1604
1605 /*
1606 * The playback DMA buffer size on the Solo-1 is limited to 0xfff0
1607 * bytes. This is because IO_A2DMAC is a two byte value
1608 * indicating the literal byte count, and the 4 least significant
1609 * bits are read-only. Zero is not used as a special case for
1610 * 0x10000.
1611 *
1612 * For recording, DMAC_DMAC is the byte count - 1, so 0x10000 can
1613 * be represented.
1614 */
1615 maxsize = (direction == AUMODE_PLAY) ? 0xfff0 : 0x10000;
1616
1617 if (bufsize > maxsize)
1618 bufsize = maxsize;
1619
1620 return bufsize;
1621 }
1622
1623 /* ARGSUSED */
1624 static int
1625 eso_get_props(void *hdl)
1626 {
1627
1628 return AUDIO_PROP_PLAYBACK | AUDIO_PROP_CAPTURE |
1629 AUDIO_PROP_INDEPENDENT | AUDIO_PROP_FULLDUPLEX;
1630 }
1631
1632 static int
1633 eso_trigger_output(void *hdl, void *start, void *end, int blksize,
1634 void (*intr)(void *), void *arg, const audio_params_t *param)
1635 {
1636 struct eso_softc *sc;
1637 struct eso_dma *ed;
1638 uint8_t a2c1;
1639
1640 sc = hdl;
1641 DPRINTF((
1642 "%s: trigger_output: start %p, end %p, blksize %d, intr %p(%p)\n",
1643 device_xname(sc->sc_dev), start, end, blksize, intr, arg));
1644 DPRINTF(("%s: param: rate %u, encoding %u, precision %u, channels %u\n",
1645 device_xname(sc->sc_dev), param->sample_rate, param->encoding,
1646 param->precision, param->channels));
1647
1648 /* Find DMA buffer. */
1649 ed = eso_kva2dma(sc, start);
1650 DPRINTF(("%s: dmaaddr %lx\n",
1651 device_xname(sc->sc_dev), (unsigned long)DMAADDR(ed)));
1652
1653 sc->sc_pintr = intr;
1654 sc->sc_parg = arg;
1655
1656 /* Compute drain timeout. */
1657 sc->sc_pdrain = (blksize * NBBY * hz) /
1658 (param->sample_rate * param->channels *
1659 param->precision) + 2; /* slop */
1660
1661 /* DMA transfer count (in `words'!) reload using 2's complement. */
1662 blksize = -(blksize >> 1);
1663 eso_write_mixreg(sc, ESO_MIXREG_A2TCRLO, blksize & 0xff);
1664 eso_write_mixreg(sc, ESO_MIXREG_A2TCRHI, blksize >> 8);
1665
1666 /* Update DAC to reflect DMA count and audio parameters. */
1667 /* Note: we cache A2C2 in order to avoid r/m/w at interrupt time. */
1668 if (param->precision == 16)
1669 sc->sc_a2c2 |= ESO_MIXREG_A2C2_16BIT;
1670 else
1671 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_16BIT;
1672 if (param->channels == 2)
1673 sc->sc_a2c2 |= ESO_MIXREG_A2C2_STEREO;
1674 else
1675 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_STEREO;
1676 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE ||
1677 param->encoding == AUDIO_ENCODING_SLINEAR_LE)
1678 sc->sc_a2c2 |= ESO_MIXREG_A2C2_SIGNED;
1679 else
1680 sc->sc_a2c2 &= ~ESO_MIXREG_A2C2_SIGNED;
1681 /* Unmask IRQ. */
1682 sc->sc_a2c2 |= ESO_MIXREG_A2C2_IRQM;
1683 eso_write_mixreg(sc, ESO_MIXREG_A2C2, sc->sc_a2c2);
1684
1685 /* Set up DMA controller. */
1686 bus_space_write_4(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAA,
1687 DMAADDR(ed));
1688 bus_space_write_2(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAC,
1689 (uint8_t *)end - (uint8_t *)start);
1690 bus_space_write_1(sc->sc_iot, sc->sc_ioh, ESO_IO_A2DMAM,
1691 ESO_IO_A2DMAM_DMAENB | ESO_IO_A2DMAM_AUTO);
1692
1693 /* Start DMA. */
1694 a2c1 = eso_read_mixreg(sc, ESO_MIXREG_A2C1);
1695 a2c1 &= ~ESO_MIXREG_A2C1_RESV0; /* Paranoia? XXX bit 5 */
1696 a2c1 |= ESO_MIXREG_A2C1_FIFOENB | ESO_MIXREG_A2C1_DMAENB |
1697 ESO_MIXREG_A2C1_AUTO;
1698 eso_write_mixreg(sc, ESO_MIXREG_A2C1, a2c1);
1699
1700 return 0;
1701 }
1702
1703 static int
1704 eso_trigger_input(void *hdl, void *start, void *end, int blksize,
1705 void (*intr)(void *), void *arg, const audio_params_t *param)
1706 {
1707 struct eso_softc *sc;
1708 struct eso_dma *ed;
1709 uint8_t actl, a1c1;
1710
1711 sc = hdl;
1712 DPRINTF((
1713 "%s: trigger_input: start %p, end %p, blksize %d, intr %p(%p)\n",
1714 device_xname(sc->sc_dev), start, end, blksize, intr, arg));
1715 DPRINTF(("%s: param: rate %u, encoding %u, precision %u, channels %u\n",
1716 device_xname(sc->sc_dev), param->sample_rate, param->encoding,
1717 param->precision, param->channels));
1718
1719 /*
1720 * If we failed to configure the Audio 1 DMA controller, bail here
1721 * while retaining availability of the DAC direction (in Audio 2).
1722 */
1723 if (!sc->sc_dmac_configured)
1724 return EIO;
1725
1726 /* Find DMA buffer. */
1727 ed = eso_kva2dma(sc, start);
1728 DPRINTF(("%s: dmaaddr %lx\n",
1729 device_xname(sc->sc_dev), (unsigned long)DMAADDR(ed)));
1730
1731 sc->sc_rintr = intr;
1732 sc->sc_rarg = arg;
1733
1734 /* Compute drain timeout. */
1735 sc->sc_rdrain = (blksize * NBBY * hz) /
1736 (param->sample_rate * param->channels *
1737 param->precision) + 2; /* slop */
1738
1739 /* Set up ADC DMA converter parameters. */
1740 actl = eso_read_ctlreg(sc, ESO_CTLREG_ACTL);
1741 if (param->channels == 2) {
1742 actl &= ~ESO_CTLREG_ACTL_MONO;
1743 actl |= ESO_CTLREG_ACTL_STEREO;
1744 } else {
1745 actl &= ~ESO_CTLREG_ACTL_STEREO;
1746 actl |= ESO_CTLREG_ACTL_MONO;
1747 }
1748 eso_write_ctlreg(sc, ESO_CTLREG_ACTL, actl);
1749
1750 /* Set up Transfer Type: maybe move to attach time? */
1751 eso_write_ctlreg(sc, ESO_CTLREG_A1TT, ESO_CTLREG_A1TT_DEMAND4);
1752
1753 /* DMA transfer count reload using 2's complement. */
1754 blksize = -blksize;
1755 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRLO, blksize & 0xff);
1756 eso_write_ctlreg(sc, ESO_CTLREG_A1TCRHI, blksize >> 8);
1757
1758 /* Set up and enable Audio 1 DMA FIFO. */
1759 a1c1 = ESO_CTLREG_A1C1_RESV1 | ESO_CTLREG_A1C1_FIFOENB;
1760 if (param->precision == 16)
1761 a1c1 |= ESO_CTLREG_A1C1_16BIT;
1762 if (param->channels == 2)
1763 a1c1 |= ESO_CTLREG_A1C1_STEREO;
1764 else
1765 a1c1 |= ESO_CTLREG_A1C1_MONO;
1766 if (param->encoding == AUDIO_ENCODING_SLINEAR_BE ||
1767 param->encoding == AUDIO_ENCODING_SLINEAR_LE)
1768 a1c1 |= ESO_CTLREG_A1C1_SIGNED;
1769 eso_write_ctlreg(sc, ESO_CTLREG_A1C1, a1c1);
1770
1771 /* Set up ADC IRQ/DRQ parameters. */
1772 eso_write_ctlreg(sc, ESO_CTLREG_LAIC,
1773 ESO_CTLREG_LAIC_PINENB | ESO_CTLREG_LAIC_EXTENB);
1774 eso_write_ctlreg(sc, ESO_CTLREG_DRQCTL,
1775 ESO_CTLREG_DRQCTL_ENB1 | ESO_CTLREG_DRQCTL_EXTENB);
1776
1777 /* Set up and enable DMA controller. */
1778 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_CLEAR, 0);
1779 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK,
1780 ESO_DMAC_MASK_MASK);
1781 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MODE,
1782 DMA37MD_WRITE | DMA37MD_LOOP | DMA37MD_DEMAND);
1783 bus_space_write_4(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAA,
1784 DMAADDR(ed));
1785 bus_space_write_2(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_DMAC,
1786 (uint8_t *)end - (uint8_t *)start - 1);
1787 bus_space_write_1(sc->sc_dmac_iot, sc->sc_dmac_ioh, ESO_DMAC_MASK, 0);
1788
1789 /* Start DMA. */
1790 eso_write_ctlreg(sc, ESO_CTLREG_A1C2,
1791 ESO_CTLREG_A1C2_DMAENB | ESO_CTLREG_A1C2_READ |
1792 ESO_CTLREG_A1C2_AUTO | ESO_CTLREG_A1C2_ADC);
1793
1794 return 0;
1795 }
1796
1797
1798 static void
1799 eso_get_locks(void *addr, kmutex_t **intr, kmutex_t **thread)
1800 {
1801 struct eso_softc *sc;
1802
1803 sc = addr;
1804 *intr = &sc->sc_intr_lock;
1805 *thread = &sc->sc_lock;
1806 }
1807
1808 /*
1809 * Mixer utility functions.
1810 */
1811 static int
1812 eso_set_recsrc(struct eso_softc *sc, unsigned int recsrc)
1813 {
1814 mixer_devinfo_t di;
1815 int i;
1816
1817 KASSERT(mutex_owned(&sc->sc_intr_lock));
1818
1819 di.index = ESO_RECORD_SOURCE;
1820 if (eso_query_devinfo(sc, &di) != 0)
1821 panic("eso_set_recsrc: eso_query_devinfo failed");
1822
1823 for (i = 0; i < di.un.e.num_mem; i++) {
1824 if (recsrc == di.un.e.member[i].ord) {
1825 eso_write_mixreg(sc, ESO_MIXREG_ERS, recsrc);
1826 sc->sc_recsrc = recsrc;
1827 return 0;
1828 }
1829 }
1830
1831 return EINVAL;
1832 }
1833
1834 static int
1835 eso_set_monooutsrc(struct eso_softc *sc, unsigned int monooutsrc)
1836 {
1837 mixer_devinfo_t di;
1838 int i;
1839 uint8_t mpm;
1840
1841 KASSERT(mutex_owned(&sc->sc_intr_lock));
1842
1843 di.index = ESO_MONOOUT_SOURCE;
1844 if (eso_query_devinfo(sc, &di) != 0)
1845 panic("eso_set_monooutsrc: eso_query_devinfo failed");
1846
1847 for (i = 0; i < di.un.e.num_mem; i++) {
1848 if (monooutsrc == di.un.e.member[i].ord) {
1849 mpm = eso_read_mixreg(sc, ESO_MIXREG_MPM);
1850 mpm &= ~ESO_MIXREG_MPM_MOMASK;
1851 mpm |= monooutsrc;
1852 eso_write_mixreg(sc, ESO_MIXREG_MPM, mpm);
1853 sc->sc_monooutsrc = monooutsrc;
1854 return 0;
1855 }
1856 }
1857
1858 return EINVAL;
1859 }
1860
1861 static int
1862 eso_set_monoinbypass(struct eso_softc *sc, unsigned int monoinbypass)
1863 {
1864 mixer_devinfo_t di;
1865 int i;
1866 uint8_t mpm;
1867
1868 KASSERT(mutex_owned(&sc->sc_intr_lock));
1869
1870 di.index = ESO_MONOIN_BYPASS;
1871 if (eso_query_devinfo(sc, &di) != 0)
1872 panic("eso_set_monoinbypass: eso_query_devinfo failed");
1873
1874 for (i = 0; i < di.un.e.num_mem; i++) {
1875 if (monoinbypass == di.un.e.member[i].ord) {
1876 mpm = eso_read_mixreg(sc, ESO_MIXREG_MPM);
1877 mpm &= ~(ESO_MIXREG_MPM_MOMASK | ESO_MIXREG_MPM_RESV0);
1878 mpm |= (monoinbypass ? ESO_MIXREG_MPM_MIBYPASS : 0);
1879 eso_write_mixreg(sc, ESO_MIXREG_MPM, mpm);
1880 sc->sc_monoinbypass = monoinbypass;
1881 return 0;
1882 }
1883 }
1884
1885 return EINVAL;
1886 }
1887
1888 static int
1889 eso_set_preamp(struct eso_softc *sc, unsigned int preamp)
1890 {
1891 mixer_devinfo_t di;
1892 int i;
1893 uint8_t mpm;
1894
1895 KASSERT(mutex_owned(&sc->sc_intr_lock));
1896
1897 di.index = ESO_MIC_PREAMP;
1898 if (eso_query_devinfo(sc, &di) != 0)
1899 panic("eso_set_preamp: eso_query_devinfo failed");
1900
1901 for (i = 0; i < di.un.e.num_mem; i++) {
1902 if (preamp == di.un.e.member[i].ord) {
1903 mpm = eso_read_mixreg(sc, ESO_MIXREG_MPM);
1904 mpm &= ~(ESO_MIXREG_MPM_PREAMP | ESO_MIXREG_MPM_RESV0);
1905 mpm |= (preamp ? ESO_MIXREG_MPM_PREAMP : 0);
1906 eso_write_mixreg(sc, ESO_MIXREG_MPM, mpm);
1907 sc->sc_preamp = preamp;
1908 return 0;
1909 }
1910 }
1911
1912 return EINVAL;
1913 }
1914
1915 /*
1916 * Reload Master Volume and Mute values in softc from mixer; used when
1917 * those have previously been invalidated by use of hardware volume controls.
1918 */
1919 static void
1920 eso_reload_master_vol(struct eso_softc *sc)
1921 {
1922 uint8_t mv;
1923
1924 KASSERT(mutex_owned(&sc->sc_intr_lock));
1925
1926 mv = eso_read_mixreg(sc, ESO_MIXREG_LMVM);
1927 sc->sc_gain[ESO_MASTER_VOL][ESO_LEFT] =
1928 (mv & ~ESO_MIXREG_LMVM_MUTE) << 2;
1929 mv = eso_read_mixreg(sc, ESO_MIXREG_LMVM);
1930 sc->sc_gain[ESO_MASTER_VOL][ESO_RIGHT] =
1931 (mv & ~ESO_MIXREG_RMVM_MUTE) << 2;
1932 /* Currently both channels are muted simultaneously; either is OK. */
1933 sc->sc_mvmute = (mv & ESO_MIXREG_RMVM_MUTE) != 0;
1934 }
1935
1936 static void
1937 eso_set_gain(struct eso_softc *sc, unsigned int port)
1938 {
1939 uint8_t mixreg, tmp;
1940
1941 KASSERT(mutex_owned(&sc->sc_intr_lock));
1942
1943 switch (port) {
1944 case ESO_DAC_PLAY_VOL:
1945 mixreg = ESO_MIXREG_PVR_A2;
1946 break;
1947 case ESO_MIC_PLAY_VOL:
1948 mixreg = ESO_MIXREG_PVR_MIC;
1949 break;
1950 case ESO_LINE_PLAY_VOL:
1951 mixreg = ESO_MIXREG_PVR_LINE;
1952 break;
1953 case ESO_SYNTH_PLAY_VOL:
1954 mixreg = ESO_MIXREG_PVR_SYNTH;
1955 break;
1956 case ESO_CD_PLAY_VOL:
1957 mixreg = ESO_MIXREG_PVR_CD;
1958 break;
1959 case ESO_AUXB_PLAY_VOL:
1960 mixreg = ESO_MIXREG_PVR_AUXB;
1961 break;
1962
1963 case ESO_DAC_REC_VOL:
1964 mixreg = ESO_MIXREG_RVR_A2;
1965 break;
1966 case ESO_MIC_REC_VOL:
1967 mixreg = ESO_MIXREG_RVR_MIC;
1968 break;
1969 case ESO_LINE_REC_VOL:
1970 mixreg = ESO_MIXREG_RVR_LINE;
1971 break;
1972 case ESO_SYNTH_REC_VOL:
1973 mixreg = ESO_MIXREG_RVR_SYNTH;
1974 break;
1975 case ESO_CD_REC_VOL:
1976 mixreg = ESO_MIXREG_RVR_CD;
1977 break;
1978 case ESO_AUXB_REC_VOL:
1979 mixreg = ESO_MIXREG_RVR_AUXB;
1980 break;
1981 case ESO_MONO_PLAY_VOL:
1982 mixreg = ESO_MIXREG_PVR_MONO;
1983 break;
1984 case ESO_MONO_REC_VOL:
1985 mixreg = ESO_MIXREG_RVR_MONO;
1986 break;
1987
1988 case ESO_PCSPEAKER_VOL:
1989 /* Special case - only 3-bit, mono, and reserved bits. */
1990 tmp = eso_read_mixreg(sc, ESO_MIXREG_PCSVR);
1991 tmp &= ESO_MIXREG_PCSVR_RESV;
1992 /* Map bits 7:5 -> 2:0. */
1993 tmp |= (sc->sc_gain[port][ESO_LEFT] >> 5);
1994 eso_write_mixreg(sc, ESO_MIXREG_PCSVR, tmp);
1995 return;
1996
1997 case ESO_MASTER_VOL:
1998 /* Special case - separate regs, and 6-bit precision. */
1999 /* Map bits 7:2 -> 5:0, reflect mute settings. */
2000 eso_write_mixreg(sc, ESO_MIXREG_LMVM,
2001 (sc->sc_gain[port][ESO_LEFT] >> 2) |
2002 (sc->sc_mvmute ? ESO_MIXREG_LMVM_MUTE : 0x00));
2003 eso_write_mixreg(sc, ESO_MIXREG_RMVM,
2004 (sc->sc_gain[port][ESO_RIGHT] >> 2) |
2005 (sc->sc_mvmute ? ESO_MIXREG_RMVM_MUTE : 0x00));
2006 return;
2007
2008 case ESO_SPATIALIZER:
2009 /* Special case - only `mono', and higher precision. */
2010 eso_write_mixreg(sc, ESO_MIXREG_SPATLVL,
2011 sc->sc_gain[port][ESO_LEFT]);
2012 return;
2013
2014 case ESO_RECORD_VOL:
2015 /* Very Special case, controller register. */
2016 eso_write_ctlreg(sc, ESO_CTLREG_RECLVL,ESO_4BIT_GAIN_TO_STEREO(
2017 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT]));
2018 return;
2019
2020 default:
2021 #ifdef DIAGNOSTIC
2022 panic("eso_set_gain: bad port %u", port);
2023 /* NOTREACHED */
2024 #else
2025 return;
2026 #endif
2027 }
2028
2029 eso_write_mixreg(sc, mixreg, ESO_4BIT_GAIN_TO_STEREO(
2030 sc->sc_gain[port][ESO_LEFT], sc->sc_gain[port][ESO_RIGHT]));
2031 }
2032