xref: /netbsd-src/sys/dev/pci/autri.c (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /*	$NetBSD: autri.c,v 1.51 2014/03/29 19:28:24 christos Exp $	*/
2 
3 /*
4  * Copyright (c) 2001 SOMEYA Yoshihiko and KUROSAWA Takahiro.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
21  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
25  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26  */
27 
28 /*
29  * Trident 4DWAVE-DX/NX, SiS 7018, ALi M5451 Sound Driver
30  *
31  * The register information is taken from the ALSA driver.
32  *
33  * Documentation links:
34  * - ftp://ftp.alsa-project.org/pub/manuals/trident/
35  */
36 
37 #include <sys/cdefs.h>
38 __KERNEL_RCSID(0, "$NetBSD: autri.c,v 1.51 2014/03/29 19:28:24 christos Exp $");
39 
40 #include "midi.h"
41 
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/kernel.h>
45 #include <sys/fcntl.h>
46 #include <sys/kmem.h>
47 #include <sys/device.h>
48 #include <sys/proc.h>
49 #include <sys/audioio.h>
50 #include <sys/bus.h>
51 #include <sys/intr.h>
52 
53 #include <dev/audio_if.h>
54 #include <dev/midi_if.h>
55 #include <dev/mulaw.h>
56 #include <dev/auconv.h>
57 
58 #include <dev/ic/ac97reg.h>
59 #include <dev/ic/ac97var.h>
60 #include <dev/ic/mpuvar.h>
61 
62 #include <dev/pci/pcidevs.h>
63 #include <dev/pci/pcireg.h>
64 #include <dev/pci/pcivar.h>
65 #include <dev/pci/autrireg.h>
66 #include <dev/pci/autrivar.h>
67 
68 #ifdef AUDIO_DEBUG
69 # define DPRINTF(x)	if (autridebug) printf x
70 # define DPRINTFN(n,x)	if (autridebug > (n)) printf x
71 int autridebug = 0;
72 #else
73 # define DPRINTF(x)
74 # define DPRINTFN(n,x)
75 #endif
76 
77 static int	autri_intr(void *);
78 
79 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
80 #define KERNADDR(p) ((void *)((p)->addr))
81 
82 static int     autri_allocmem(struct autri_softc *, size_t,
83 			      size_t, struct autri_dma *);
84 static int     autri_freemem(struct autri_softc *, struct autri_dma *);
85 
86 #define TWRITE1(sc, r, x) bus_space_write_1((sc)->memt, (sc)->memh, (r), (x))
87 #define TWRITE2(sc, r, x) bus_space_write_2((sc)->memt, (sc)->memh, (r), (x))
88 #define TWRITE4(sc, r, x) bus_space_write_4((sc)->memt, (sc)->memh, (r), (x))
89 #define TREAD1(sc, r) bus_space_read_1((sc)->memt, (sc)->memh, (r))
90 #define TREAD2(sc, r) bus_space_read_2((sc)->memt, (sc)->memh, (r))
91 #define TREAD4(sc, r) bus_space_read_4((sc)->memt, (sc)->memh, (r))
92 
93 static int	autri_attach_codec(void *, struct ac97_codec_if *);
94 static int	autri_read_codec(void *, uint8_t, uint16_t *);
95 static int	autri_write_codec(void *, uint8_t, uint16_t);
96 static int	autri_reset_codec(void *);
97 static enum ac97_host_flags	autri_flags_codec(void *);
98 
99 static bool autri_resume(device_t, const pmf_qual_t *);
100 static int  autri_init(void *);
101 static struct autri_dma *autri_find_dma(struct autri_softc *, void *);
102 static void autri_setup_channel(struct autri_softc *, int,
103 				const audio_params_t *param);
104 static void autri_enable_interrupt(struct autri_softc *, int);
105 static void autri_disable_interrupt(struct autri_softc *, int);
106 static void autri_startch(struct autri_softc *, int, int);
107 static void autri_stopch(struct autri_softc *, int, int);
108 static void autri_enable_loop_interrupt(void *);
109 #if 0
110 static void autri_disable_loop_interrupt(void *);
111 #endif
112 
113 static int	autri_open(void *, int);
114 static int	autri_query_encoding(void *, struct audio_encoding *);
115 static int	autri_set_params(void *, int, int, audio_params_t *,
116 				 audio_params_t *, stream_filter_list_t *,
117 				 stream_filter_list_t *);
118 static int	autri_round_blocksize(void *, int, int, const audio_params_t *);
119 static int	autri_trigger_output(void *, void *, void *, int,
120 				     void (*)(void *), void *,
121 				     const audio_params_t *);
122 static int	autri_trigger_input(void *, void *, void *, int,
123 				    void (*)(void *), void *,
124 				    const audio_params_t *);
125 static int	autri_halt_output(void *);
126 static int	autri_halt_input(void *);
127 static int	autri_getdev(void *, struct audio_device *);
128 static int	autri_mixer_set_port(void *, mixer_ctrl_t *);
129 static int	autri_mixer_get_port(void *, mixer_ctrl_t *);
130 static void*	autri_malloc(void *, int, size_t);
131 static void	autri_free(void *, void *, size_t);
132 static size_t	autri_round_buffersize(void *, int, size_t);
133 static paddr_t autri_mappage(void *, void *, off_t, int);
134 static int	autri_get_props(void *);
135 static int	autri_query_devinfo(void *, mixer_devinfo_t *);
136 static void	autri_get_locks(void *, kmutex_t **, kmutex_t **);
137 
138 static const struct audio_hw_if autri_hw_if = {
139 	autri_open,
140 	NULL,			/* close */
141 	NULL,			/* drain */
142 	autri_query_encoding,
143 	autri_set_params,
144 	autri_round_blocksize,
145 	NULL,			/* commit_settings */
146 	NULL,			/* init_output */
147 	NULL,			/* init_input */
148 	NULL,			/* start_output */
149 	NULL,			/* start_input */
150 	autri_halt_output,
151 	autri_halt_input,
152 	NULL,			/* speaker_ctl */
153 	autri_getdev,
154 	NULL,			/* setfd */
155 	autri_mixer_set_port,
156 	autri_mixer_get_port,
157 	autri_query_devinfo,
158 	autri_malloc,
159 	autri_free,
160 	autri_round_buffersize,
161 	autri_mappage,
162 	autri_get_props,
163 	autri_trigger_output,
164 	autri_trigger_input,
165 	NULL,			/* dev_ioctl */
166 	autri_get_locks,
167 };
168 
169 #if NMIDI > 0
170 static void	autri_midi_close(void *);
171 static void	autri_midi_getinfo(void *, struct midi_info *);
172 static int	autri_midi_open(void *, int, void (*)(void *, int),
173 			   void (*)(void *), void *);
174 static int	autri_midi_output(void *, int);
175 
176 static const struct midi_hw_if autri_midi_hw_if = {
177 	autri_midi_open,
178 	autri_midi_close,
179 	autri_midi_output,
180 	autri_midi_getinfo,
181 	NULL,			/* ioctl */
182 	autri_get_locks,
183 };
184 #endif
185 
186 #define AUTRI_NFORMATS	8
187 static const struct audio_format autri_formats[AUTRI_NFORMATS] = {
188 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
189 	 2, AUFMT_STEREO, 0, {4000, 48000}},
190 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
191 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
192 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 16, 16,
193 	 2, AUFMT_STEREO, 0, {4000, 48000}},
194 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 16, 16,
195 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
196 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
197 	 2, AUFMT_STEREO, 0, {4000, 48000}},
198 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
199 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
200 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 8, 8,
201 	 2, AUFMT_STEREO, 0, {4000, 48000}},
202 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 8, 8,
203 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
204 };
205 
206 /*
207  * register set/clear bit
208  */
209 static inline void
210 autri_reg_set_1(struct autri_softc *sc, int no, uint8_t mask)
211 {
212 	bus_space_write_1(sc->memt, sc->memh, no,
213 	    (bus_space_read_1(sc->memt, sc->memh, no) | mask));
214 }
215 
216 static inline void
217 autri_reg_clear_1(struct autri_softc *sc, int no, uint8_t mask)
218 {
219 	bus_space_write_1(sc->memt, sc->memh, no,
220 	    (bus_space_read_1(sc->memt, sc->memh, no) & ~mask));
221 }
222 
223 static inline void
224 autri_reg_set_4(struct autri_softc *sc, int no, uint32_t mask)
225 {
226 	bus_space_write_4(sc->memt, sc->memh, no,
227 	    (bus_space_read_4(sc->memt, sc->memh, no) | mask));
228 }
229 
230 static inline void
231 autri_reg_clear_4(struct autri_softc *sc, int no, uint32_t mask)
232 {
233 	bus_space_write_4(sc->memt, sc->memh, no,
234 	    (bus_space_read_4(sc->memt, sc->memh, no) & ~mask));
235 }
236 
237 /*
238  * AC'97 codec
239  */
240 static int
241 autri_attach_codec(void *sc_, struct ac97_codec_if *codec_if)
242 {
243 	struct autri_codec_softc *sc;
244 
245 	DPRINTF(("autri_attach_codec()\n"));
246 	sc = sc_;
247 	sc->codec_if = codec_if;
248 	return 0;
249 }
250 
251 static int
252 autri_read_codec(void *sc_, uint8_t index, uint16_t *data)
253 {
254 	struct autri_codec_softc *codec;
255 	struct autri_softc *sc;
256 	uint32_t status, addr, cmd, busy;
257 	uint16_t count;
258 
259 	codec = sc_;
260 	sc = codec->sc;
261 	/*DPRINTF(("sc->sc->type : 0x%X",sc->sc->type));*/
262 
263 	switch (sc->sc_devid) {
264 	case AUTRI_DEVICE_ID_4DWAVE_DX:
265 		addr = AUTRI_DX_ACR1;
266 		cmd  = AUTRI_DX_ACR1_CMD_READ;
267 		busy = AUTRI_DX_ACR1_BUSY_READ;
268 		break;
269 	case AUTRI_DEVICE_ID_4DWAVE_NX:
270 		addr = AUTRI_NX_ACR2;
271 		cmd  = AUTRI_NX_ACR2_CMD_READ;
272 		busy = AUTRI_NX_ACR2_BUSY_READ | AUTRI_NX_ACR2_RECV_WAIT;
273 		break;
274 	case AUTRI_DEVICE_ID_SIS_7018:
275 		addr = AUTRI_SIS_ACRD;
276 		cmd  = AUTRI_SIS_ACRD_CMD_READ;
277 		busy = AUTRI_SIS_ACRD_BUSY_READ | AUTRI_SIS_ACRD_AUDIO_BUSY;
278 		break;
279 	case AUTRI_DEVICE_ID_ALI_M5451:
280 		if (sc->sc_revision > 0x01)
281 			addr = AUTRI_ALI_ACWR;
282 		else
283 			addr = AUTRI_ALI_ACRD;
284 		cmd  = AUTRI_ALI_ACRD_CMD_READ;
285 		busy = AUTRI_ALI_ACRD_BUSY_READ;
286 		break;
287 	default:
288 		printf("%s: autri_read_codec : unknown device\n",
289 		       device_xname(sc->sc_dev));
290 		return -1;
291 	}
292 
293 	/* wait for 'Ready to Read' */
294 	for (count=0; count<0xffff; count++) {
295 		if ((TREAD4(sc, addr) & busy) == 0)
296 			break;
297 	}
298 
299 	if (count == 0xffff) {
300 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
301 		       device_xname(sc->sc_dev));
302 		return -1;
303 	}
304 
305 	/* send Read Command to AC'97 */
306 	TWRITE4(sc, addr, (index & 0x7f) | cmd);
307 
308 	/* wait for 'Returned data is avalable' */
309 	for (count=0; count<0xffff; count++) {
310 		status = TREAD4(sc, addr);
311 		if ((status & busy) == 0)
312 			break;
313 	}
314 
315 	if (count == 0xffff) {
316 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
317 		       device_xname(sc->sc_dev));
318 		return -1;
319 	}
320 
321 	*data =  (status >> 16) & 0x0000ffff;
322 	/*DPRINTF(("autri_read_codec(0x%X) return 0x%X\n",reg,*data));*/
323 	return 0;
324 }
325 
326 static int
327 autri_write_codec(void *sc_, uint8_t index, uint16_t data)
328 {
329 	struct autri_codec_softc *codec;
330 	struct autri_softc *sc;
331 	uint32_t addr, cmd, busy;
332 	uint16_t count;
333 
334 	codec = sc_;
335 	sc = codec->sc;
336 	/*DPRINTF(("autri_write_codec(0x%X,0x%X)\n",index,data));*/
337 
338 	switch (sc->sc_devid) {
339 	case AUTRI_DEVICE_ID_4DWAVE_DX:
340 		addr = AUTRI_DX_ACR0;
341 		cmd  = AUTRI_DX_ACR0_CMD_WRITE;
342 		busy = AUTRI_DX_ACR0_BUSY_WRITE;
343 		break;
344 	case AUTRI_DEVICE_ID_4DWAVE_NX:
345 		addr = AUTRI_NX_ACR1;
346 		cmd  = AUTRI_NX_ACR1_CMD_WRITE;
347 		busy = AUTRI_NX_ACR1_BUSY_WRITE;
348 		break;
349 	case AUTRI_DEVICE_ID_SIS_7018:
350 		addr = AUTRI_SIS_ACWR;
351 		cmd  = AUTRI_SIS_ACWR_CMD_WRITE;
352 		busy = AUTRI_SIS_ACWR_BUSY_WRITE | AUTRI_SIS_ACWR_AUDIO_BUSY;
353 		break;
354 	case AUTRI_DEVICE_ID_ALI_M5451:
355 		addr = AUTRI_ALI_ACWR;
356 		cmd  = AUTRI_ALI_ACWR_CMD_WRITE;
357 		if (sc->sc_revision > 0x01)
358 			cmd  |= 0x0100;
359 		busy = AUTRI_ALI_ACWR_BUSY_WRITE;
360 		break;
361 	default:
362 		printf("%s: autri_write_codec : unknown device.\n",
363 		       device_xname(sc->sc_dev));
364 		return -1;
365 	}
366 
367 	/* wait for 'Ready to Write' */
368 	for (count=0; count<0xffff; count++) {
369 		if ((TREAD4(sc, addr) & busy) == 0)
370 			break;
371 	}
372 
373 	if (count == 0xffff) {
374 		printf("%s: Codec timeout. Busy writing AC'97 codec\n",
375 		       device_xname(sc->sc_dev));
376 		return -1;
377 	}
378 
379 	/* send Write Command to AC'97 */
380 	TWRITE4(sc, addr, (data << 16) | (index & 0x7f) | cmd);
381 
382 	return 0;
383 }
384 
385 static int
386 autri_reset_codec(void *sc_)
387 {
388 	struct autri_codec_softc *codec;
389 	struct autri_softc *sc;
390 	uint32_t reg, ready;
391 	int addr, count;
392 
393 	codec = sc_;
394 	sc = codec->sc;
395 	count = 200;
396 	DPRINTF(("autri_reset_codec(codec=%p,sc=%p)\n", codec, sc));
397 	DPRINTF(("sc->sc_devid=%X\n", sc->sc_devid));
398 
399 	switch (sc->sc_devid) {
400 	case AUTRI_DEVICE_ID_4DWAVE_DX:
401 		/* warm reset AC'97 codec */
402 		autri_reg_set_4(sc, AUTRI_DX_ACR2, 1);
403 		delay(100);
404 		/* release reset */
405 		autri_reg_clear_4(sc, AUTRI_DX_ACR2, 1);
406 		delay(100);
407 
408 		addr = AUTRI_DX_ACR2;
409 		ready = AUTRI_DX_ACR2_CODEC_READY;
410 		break;
411 	case AUTRI_DEVICE_ID_4DWAVE_NX:
412 		/* warm reset AC'97 codec */
413 		autri_reg_set_4(sc, AUTRI_NX_ACR0, 1);
414 		delay(100);
415 		/* release reset */
416 		autri_reg_clear_4(sc, AUTRI_NX_ACR0, 1);
417 		delay(100);
418 
419 		addr = AUTRI_NX_ACR0;
420 		ready = AUTRI_NX_ACR0_CODEC_READY;
421 		break;
422 	case AUTRI_DEVICE_ID_SIS_7018:
423 		/* cold reset AC'97 codec */
424 		autri_reg_set_4(sc, AUTRI_SIS_SCTRL, 2);
425 		delay(1000);
426 		/* release reset (warm & cold) */
427 		autri_reg_clear_4(sc, AUTRI_SIS_SCTRL, 3);
428 		delay(2000);
429 
430 		addr = AUTRI_SIS_SCTRL;
431 		ready = AUTRI_SIS_SCTRL_CODEC_READY;
432 		break;
433 	case AUTRI_DEVICE_ID_ALI_M5451:
434 		/* warm reset AC'97 codec */
435 		autri_reg_set_4(sc, AUTRI_ALI_SCTRL, 1);
436 		delay(100);
437 		/* release reset (warm & cold) */
438 		autri_reg_clear_4(sc, AUTRI_ALI_SCTRL, 3);
439 		delay(100);
440 
441 		addr = AUTRI_ALI_SCTRL;
442 		ready = AUTRI_ALI_SCTRL_CODEC_READY;
443 		break;
444 	default:
445 		printf("%s: autri_reset_codec : unknown device\n",
446 		       device_xname(sc->sc_dev));
447 		return EOPNOTSUPP;
448 	}
449 
450 	/* wait for 'Codec Ready' */
451 	while (count--) {
452 		reg = TREAD4(sc, addr);
453 		if (reg & ready)
454 			break;
455 		delay(1000);
456 	}
457 
458 	if (count == 0) {
459 		printf("%s: Codec timeout. AC'97 is not ready for operation.\n",
460 		       device_xname(sc->sc_dev));
461 		return ETIMEDOUT;
462 	}
463 	return 0;
464 }
465 
466 static enum ac97_host_flags
467 autri_flags_codec(void *sc)
468 {
469 	return AC97_HOST_DONT_READ;
470 }
471 
472 /*
473  *
474  */
475 
476 static int
477 autri_match(device_t parent, cfdata_t match, void *aux)
478 {
479 	struct pci_attach_args *pa;
480 
481 	pa = (struct pci_attach_args *)aux;
482 	switch (PCI_VENDOR(pa->pa_id)) {
483 	case PCI_VENDOR_TRIDENT:
484 		switch (PCI_PRODUCT(pa->pa_id)) {
485 		case PCI_PRODUCT_TRIDENT_4DWAVE_DX:
486 			/*
487 			 * IBM makes a pcn network card and improperly
488 			 * sets the vendor and product ID's.  Avoid matching.
489 			 */
490 			if (PCI_CLASS(pa->pa_class) == PCI_CLASS_NETWORK)
491 				return 0;
492 		/* FALLTHROUGH */
493 		case PCI_PRODUCT_TRIDENT_4DWAVE_NX:
494 			return 1;
495 		}
496 		break;
497 	case PCI_VENDOR_SIS:
498 		switch (PCI_PRODUCT(pa->pa_id)) {
499 		case PCI_PRODUCT_SIS_7018:
500 			return 1;
501 		}
502 		break;
503 	case PCI_VENDOR_ALI:
504 		switch (PCI_PRODUCT(pa->pa_id)) {
505 		case PCI_PRODUCT_ALI_M5451:
506 			return 1;
507 		}
508 		break;
509 	}
510 
511 	return 0;
512 }
513 
514 static void
515 autri_attach(device_t parent, device_t self, void *aux)
516 {
517 	struct autri_softc *sc;
518 	struct pci_attach_args *pa;
519 	pci_chipset_tag_t pc;
520 	struct autri_codec_softc *codec;
521 	pci_intr_handle_t ih;
522 	char const *intrstr;
523 	int r;
524 	uint32_t reg;
525 	char intrbuf[PCI_INTRSTR_LEN];
526 
527 	sc = device_private(self);
528 	sc->sc_dev = self;
529 	pa = (struct pci_attach_args *)aux;
530 	pc = pa->pa_pc;
531 
532 	sc->sc_devid = pa->pa_id;
533 	sc->sc_class = pa->pa_class;
534 
535 	pci_aprint_devinfo(pa, "Audio controller");
536 	sc->sc_revision = PCI_REVISION(pa->pa_class);
537 
538 	/* map register to memory */
539 	if (pci_mapreg_map(pa, AUTRI_PCI_MEMORY_BASE,
540 	    PCI_MAPREG_TYPE_MEM, 0, &sc->memt, &sc->memh, NULL, NULL)) {
541 		aprint_error_dev(sc->sc_dev, "can't map memory space\n");
542 		return;
543 	}
544 
545 	mutex_init(&sc->sc_lock, MUTEX_DEFAULT, IPL_NONE);
546 	mutex_init(&sc->sc_intr_lock, MUTEX_DEFAULT, IPL_AUDIO);
547 
548 	/* map and establish the interrupt */
549 	if (pci_intr_map(pa, &ih)) {
550 		aprint_error_dev(sc->sc_dev, "couldn't map interrupt\n");
551 		return;
552 	}
553 	intrstr = pci_intr_string(pc, ih, intrbuf, sizeof(intrbuf));
554 	sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, autri_intr, sc);
555 	if (sc->sc_ih == NULL) {
556 		aprint_error_dev(sc->sc_dev, "couldn't establish interrupt");
557 		if (intrstr != NULL)
558 			aprint_error(" at %s", intrstr);
559 		aprint_error("\n");
560 		return;
561 	}
562 	aprint_normal_dev(sc->sc_dev, "interrupting at %s\n", intrstr);
563 
564 	sc->sc_dmatag = pa->pa_dmat;
565 	sc->sc_pc = pc;
566 	sc->sc_pt = pa->pa_tag;
567 
568 	/* enable the device */
569 	reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
570 	reg |= (PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE);
571 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg);
572 
573 	/* initialize the device */
574 	autri_init(sc);
575 
576 	/* attach AC'97 codec */
577 	codec = &sc->sc_codec;
578 	codec->sc = sc;
579 
580 	codec->host_if.arg = codec;
581 	codec->host_if.attach = autri_attach_codec;
582 	codec->host_if.reset = autri_reset_codec;
583 	codec->host_if.read = autri_read_codec;
584 	codec->host_if.write = autri_write_codec;
585 	codec->host_if.flags = autri_flags_codec;
586 
587 	r = ac97_attach(&codec->host_if, self, &sc->sc_lock);
588 	if (r != 0) {
589 		aprint_error_dev(sc->sc_dev, "can't attach codec (error 0x%X)\n", r);
590 		return;
591 	}
592 
593 	if (!pmf_device_register(self, NULL, autri_resume))
594 		aprint_error_dev(self, "couldn't establish power handler\n");
595 
596 	audio_attach_mi(&autri_hw_if, sc, sc->sc_dev);
597 
598 #if NMIDI > 0
599 	midi_attach_mi(&autri_midi_hw_if, sc, sc->sc_dev);
600 #endif
601 }
602 
603 CFATTACH_DECL_NEW(autri, sizeof(struct autri_softc),
604     autri_match, autri_attach, NULL, NULL);
605 
606 static bool
607 autri_resume(device_t dv, const pmf_qual_t *qual)
608 {
609 	struct autri_softc *sc = device_private(dv);
610 
611 	mutex_enter(&sc->sc_lock);
612 	mutex_spin_enter(&sc->sc_intr_lock);
613 	autri_init(sc);
614 	mutex_spin_exit(&sc->sc_intr_lock);
615 	(sc->sc_codec.codec_if->vtbl->restore_ports)(sc->sc_codec.codec_if);
616 	mutex_exit(&sc->sc_lock);
617 
618 	return true;
619 }
620 
621 static int
622 autri_init(void *sc_)
623 {
624 	struct autri_softc *sc;
625 	uint32_t reg;
626 	pci_chipset_tag_t pc;
627 	pcitag_t pt;
628 
629 	sc = sc_;
630 	pc = sc->sc_pc;
631 	pt = sc->sc_pt;
632 	DPRINTF(("in autri_init()\n"));
633 	DPRINTFN(5,("pci_conf_read(0x40) : 0x%X\n",pci_conf_read(pc,pt,0x40)));
634 	DPRINTFN(5,("pci_conf_read(0x44) : 0x%X\n",pci_conf_read(pc,pt,0x44)));
635 
636 	switch (sc->sc_devid) {
637 	case AUTRI_DEVICE_ID_4DWAVE_DX:
638 		/* disable Legacy Control */
639 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
640 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
641 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
642 		delay(100);
643 		/* audio engine reset */
644 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
645 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00040000);
646 		delay(100);
647 		/* release reset */
648 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
649 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
650 		delay(100);
651 		/* DAC on */
652 		autri_reg_set_4(sc,AUTRI_DX_ACR2,0x02);
653 		break;
654 	case AUTRI_DEVICE_ID_4DWAVE_NX:
655 		/* disable Legacy Control */
656 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
657 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
658 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
659 		delay(100);
660 		/* audio engine reset */
661 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
662 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00010000);
663 		delay(100);
664 		/* release reset */
665 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
666 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00010000);
667 		delay(100);
668 		/* DAC on */
669 		autri_reg_set_4(sc,AUTRI_NX_ACR0,0x02);
670 		break;
671 	case AUTRI_DEVICE_ID_SIS_7018:
672 		/* disable Legacy Control */
673 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
674 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
675 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
676 		delay(100);
677 		/* reset Digital Controller */
678 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
679 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
680 		delay(100);
681 		/* release reset */
682 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
683 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
684 		delay(100);
685 		/* disable AC97 GPIO interrupt */
686 		TWRITE1(sc, AUTRI_SIS_ACGPIO, 0);
687 		/* enable 64 channel mode */
688 		autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, BANK_B_EN);
689 		break;
690 	case AUTRI_DEVICE_ID_ALI_M5451:
691 		/* disable Legacy Control */
692 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
693 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
694 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
695 		delay(100);
696 		/* reset Digital Controller */
697 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
698 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
699 		delay(100);
700 		/* release reset */
701 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
702 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
703 		delay(100);
704 		/* enable PCM input */
705 		autri_reg_set_4(sc, AUTRI_ALI_GCONTROL, AUTRI_ALI_GCONTROL_PCM_IN);
706 		break;
707 	}
708 
709 	if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
710 		sc->sc_play.ch      = 0;
711 		sc->sc_play.ch_intr = 1;
712 		sc->sc_rec.ch       = 31;
713 		sc->sc_rec.ch_intr  = 2;
714 	} else {
715 		sc->sc_play.ch      = 0x20;
716 		sc->sc_play.ch_intr = 0x21;
717 		sc->sc_rec.ch       = 0x22;
718 		sc->sc_rec.ch_intr  = 0x23;
719 	}
720 
721 	/* clear channel status */
722 	TWRITE4(sc, AUTRI_STOP_A, 0xffffffff);
723 	TWRITE4(sc, AUTRI_STOP_B, 0xffffffff);
724 
725 	/* disable channel interrupt */
726 	TWRITE4(sc, AUTRI_AINTEN_A, 0);
727 	TWRITE4(sc, AUTRI_AINTEN_B, 0);
728 
729 #if 0
730 	/* TLB */
731 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
732 		TWRITE4(sc,AUTRI_NX_TLBC,0);
733 	}
734 #endif
735 
736 	autri_enable_loop_interrupt(sc);
737 
738 	DPRINTF(("out autri_init()\n"));
739 	return 0;
740 }
741 
742 static void
743 autri_enable_loop_interrupt(void *sc_)
744 {
745 	struct autri_softc *sc;
746 	uint32_t reg;
747 
748 	/*reg = (ENDLP_IE | MIDLP_IE);*/
749 	reg = ENDLP_IE;
750 	sc = sc_;
751 	if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
752 		reg |= BANK_B_EN;
753 
754 	autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, reg);
755 }
756 
757 #if 0
758 static void
759 autri_disable_loop_interrupt(void *sc_)
760 {
761 	struct autri_softc *sc;
762 	uint32_t reg;
763 
764 	reg = (ENDLP_IE | MIDLP_IE);
765 	sc = sc_;
766 	autri_reg_clear_4(sc, AUTRI_LFO_GC_CIR, reg);
767 }
768 #endif
769 
770 static int
771 autri_intr(void *p)
772 {
773 	struct autri_softc *sc;
774 	uint32_t intsrc;
775 	uint32_t mask, active[2];
776 	int ch, endch;
777 /*
778 	u_int32_t reg;
779 	u_int32_t cso,eso;
780 */
781 	sc = p;
782 	mutex_spin_enter(&sc->sc_intr_lock);
783 
784 	intsrc = TREAD4(sc, AUTRI_MISCINT);
785 	if ((intsrc & (ADDRESS_IRQ | MPU401_IRQ)) == 0) {
786 		mutex_spin_exit(&sc->sc_intr_lock);
787 		return 0;
788 	}
789 
790 	if (intsrc & ADDRESS_IRQ) {
791 
792 		active[0] = TREAD4(sc,AUTRI_AIN_A);
793 		active[1] = TREAD4(sc,AUTRI_AIN_B);
794 
795 		if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
796 			endch = 32;
797 		} else {
798 			endch = 64;
799 		}
800 
801 		for (ch = 0; ch < endch; ch++) {
802 			mask = 1 << (ch & 0x1f);
803 			if (active[(ch & 0x20) ? 1 : 0] & mask) {
804 
805 				/* clear interrupt */
806 				TWRITE4(sc, (ch & 0x20) ? AUTRI_AIN_B : AUTRI_AIN_A, mask);
807 				/* disable interrupt */
808 				autri_reg_clear_4(sc,(ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
809 #if 0
810 				reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
811 				TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | ch);
812 
813 				if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
814 					cso = TREAD4(sc, 0xe0) & 0x00ffffff;
815 					eso = TREAD4(sc, 0xe8) & 0x00ffffff;
816 				} else {
817 					cso = (TREAD4(sc, 0xe0) >> 16) & 0x0000ffff;
818 					eso = (TREAD4(sc, 0xe8) >> 16) & 0x0000ffff;
819 				}
820 				/*printf("cso=%d, eso=%d\n",cso,eso);*/
821 #endif
822 				if (ch == sc->sc_play.ch_intr) {
823 					if (sc->sc_play.intr)
824 						sc->sc_play.intr(sc->sc_play.intr_arg);
825 				}
826 
827 				if (ch == sc->sc_rec.ch_intr) {
828 					if (sc->sc_rec.intr)
829 						sc->sc_rec.intr(sc->sc_rec.intr_arg);
830 				}
831 
832 				/* enable interrupt */
833 				autri_reg_set_4(sc, (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
834 			}
835 		}
836 	}
837 
838 	if (intsrc & MPU401_IRQ) {
839 		/* XXX */
840 	}
841 
842 	autri_reg_set_4(sc,AUTRI_MISCINT,
843 		ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW);
844 
845 	mutex_spin_exit(&sc->sc_intr_lock);
846 	return 1;
847 }
848 
849 /*
850  *
851  */
852 
853 static int
854 autri_allocmem(struct autri_softc *sc, size_t size, size_t align,
855 	       struct autri_dma *p)
856 {
857 	int error;
858 
859 	p->size = size;
860 	error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
861 	    p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
862 	    &p->nsegs, BUS_DMA_WAITOK);
863 	if (error)
864 		return error;
865 
866 	error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
867 	    &p->addr, BUS_DMA_WAITOK|BUS_DMA_COHERENT);
868 	if (error)
869 		goto free;
870 
871 	error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
872 	    0, BUS_DMA_WAITOK, &p->map);
873 	if (error)
874 		goto unmap;
875 
876 	error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
877 	    BUS_DMA_WAITOK);
878 	if (error)
879 		goto destroy;
880 	return (0);
881 
882 destroy:
883 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
884 unmap:
885 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
886 free:
887 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
888 	return error;
889 }
890 
891 static int
892 autri_freemem(struct autri_softc *sc, struct autri_dma *p)
893 {
894 
895 	bus_dmamap_unload(sc->sc_dmatag, p->map);
896 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
897 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
898 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
899 	return 0;
900 }
901 
902 static int
903 autri_open(void *addr, int flags)
904 {
905 	DPRINTF(("autri_open()\n"));
906 	DPRINTFN(5,("MISCINT    : 0x%08X\n",
907 		    TREAD4((struct autri_softc *)addr, AUTRI_MISCINT)));
908 	DPRINTFN(5,("LFO_GC_CIR : 0x%08X\n",
909 		    TREAD4((struct autri_softc *)addr, AUTRI_LFO_GC_CIR)));
910 	return 0;
911 }
912 
913 static int
914 autri_query_encoding(void *addr, struct audio_encoding *fp)
915 {
916 
917 	switch (fp->index) {
918 	case 0:
919 		strcpy(fp->name, AudioEulinear);
920 		fp->encoding = AUDIO_ENCODING_ULINEAR;
921 		fp->precision = 8;
922 		fp->flags = 0;
923 		break;
924 	case 1:
925 		strcpy(fp->name, AudioEmulaw);
926 		fp->encoding = AUDIO_ENCODING_ULAW;
927 		fp->precision = 8;
928 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
929 		break;
930 	case 2:
931 		strcpy(fp->name, AudioEalaw);
932 		fp->encoding = AUDIO_ENCODING_ALAW;
933 		fp->precision = 8;
934 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
935 		break;
936 	case 3:
937 		strcpy(fp->name, AudioEslinear);
938 		fp->encoding = AUDIO_ENCODING_SLINEAR;
939 		fp->precision = 8;
940 		fp->flags = 0;
941 		break;
942 	case 4:
943 		strcpy(fp->name, AudioEslinear_le);
944 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
945 		fp->precision = 16;
946 		fp->flags = 0;
947 		break;
948 	case 5:
949 		strcpy(fp->name, AudioEulinear_le);
950 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
951 		fp->precision = 16;
952 		fp->flags = 0;
953 		break;
954 	case 6:
955 		strcpy(fp->name, AudioEslinear_be);
956 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
957 		fp->precision = 16;
958 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
959 		break;
960 	case 7:
961 		strcpy(fp->name, AudioEulinear_be);
962 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
963 		fp->precision = 16;
964 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
965 		break;
966 	default:
967 		return EINVAL;
968 	}
969 
970 	return 0;
971 }
972 
973 static int
974 autri_set_params(void *addr, int setmode, int usemode,
975     audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil,
976     stream_filter_list_t *rfil)
977 {
978 	if (setmode & AUMODE_RECORD) {
979 		if (auconv_set_converter(autri_formats, AUTRI_NFORMATS,
980 					 AUMODE_RECORD, rec, FALSE, rfil) < 0)
981 			return EINVAL;
982 	}
983 	if (setmode & AUMODE_PLAY) {
984 		if (auconv_set_converter(autri_formats, AUTRI_NFORMATS,
985 					 AUMODE_PLAY, play, FALSE, pfil) < 0)
986 			return EINVAL;
987 	}
988 	return 0;
989 }
990 
991 static int
992 autri_round_blocksize(void *addr, int block,
993     int mode, const audio_params_t *param)
994 {
995 	return block & -4;
996 }
997 
998 static int
999 autri_halt_output(void *addr)
1000 {
1001 	struct autri_softc *sc;
1002 
1003 	DPRINTF(("autri_halt_output()\n"));
1004 	sc = addr;
1005 	sc->sc_play.intr = NULL;
1006 	autri_stopch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1007 	autri_disable_interrupt(sc, sc->sc_play.ch_intr);
1008 
1009 	return 0;
1010 }
1011 
1012 static int
1013 autri_halt_input(void *addr)
1014 {
1015 	struct autri_softc *sc;
1016 
1017 	DPRINTF(("autri_halt_input()\n"));
1018 	sc = addr;
1019 	sc->sc_rec.intr = NULL;
1020 	autri_stopch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1021 	autri_disable_interrupt(sc, sc->sc_rec.ch_intr);
1022 
1023 	return 0;
1024 }
1025 
1026 static int
1027 autri_getdev(void *addr, struct audio_device *retp)
1028 {
1029 	struct autri_softc *sc;
1030 
1031 	DPRINTF(("autri_getdev().\n"));
1032 	sc = addr;
1033 	strncpy(retp->name, "Trident 4DWAVE", sizeof(retp->name));
1034 	snprintf(retp->version, sizeof(retp->version), "0x%02x",
1035 	     PCI_REVISION(sc->sc_class));
1036 
1037 	switch (sc->sc_devid) {
1038 	case AUTRI_DEVICE_ID_4DWAVE_DX:
1039 		strncpy(retp->config, "4DWAVE-DX", sizeof(retp->config));
1040 		break;
1041 	case AUTRI_DEVICE_ID_4DWAVE_NX:
1042 		strncpy(retp->config, "4DWAVE-NX", sizeof(retp->config));
1043 		break;
1044 	case AUTRI_DEVICE_ID_SIS_7018:
1045 		strncpy(retp->config, "SiS 7018", sizeof(retp->config));
1046 		break;
1047 	case AUTRI_DEVICE_ID_ALI_M5451:
1048 		strncpy(retp->config, "ALi M5451", sizeof(retp->config));
1049 		break;
1050 	default:
1051 		strncpy(retp->config, "unknown", sizeof(retp->config));
1052 	}
1053 
1054 	return 0;
1055 }
1056 
1057 static int
1058 autri_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1059 {
1060 	struct autri_softc *sc;
1061 
1062 	sc = addr;
1063 	return sc->sc_codec.codec_if->vtbl->mixer_set_port(
1064 	    sc->sc_codec.codec_if, cp);
1065 }
1066 
1067 static int
1068 autri_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1069 {
1070 	struct autri_softc *sc;
1071 
1072 	sc = addr;
1073 	return sc->sc_codec.codec_if->vtbl->mixer_get_port(
1074 	    sc->sc_codec.codec_if, cp);
1075 }
1076 
1077 static int
1078 autri_query_devinfo(void *addr, mixer_devinfo_t *dip)
1079 {
1080 	struct autri_softc *sc;
1081 
1082 	sc = addr;
1083 	return sc->sc_codec.codec_if->vtbl->query_devinfo(
1084 	    sc->sc_codec.codec_if, dip);
1085 }
1086 
1087 static void *
1088 autri_malloc(void *addr, int direction, size_t size)
1089 {
1090 	struct autri_softc *sc;
1091 	struct autri_dma *p;
1092 	int error;
1093 
1094 	p = kmem_alloc(sizeof(*p), KM_SLEEP);
1095 	if (!p)
1096 		return NULL;
1097 	sc = addr;
1098 #if 0
1099 	error = autri_allocmem(sc, size, 16, p);
1100 #endif
1101 	error = autri_allocmem(sc, size, 0x10000, p);
1102 	if (error) {
1103 		kmem_free(p, sizeof(*p));
1104 		return NULL;
1105 	}
1106 
1107 	p->next = sc->sc_dmas;
1108 	sc->sc_dmas = p;
1109 	return KERNADDR(p);
1110 }
1111 
1112 static void
1113 autri_free(void *addr, void *ptr, size_t size)
1114 {
1115 	struct autri_softc *sc;
1116 	struct autri_dma **pp, *p;
1117 
1118 	sc = addr;
1119 	for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
1120 		if (KERNADDR(p) == ptr) {
1121 			autri_freemem(sc, p);
1122 			*pp = p->next;
1123 			kmem_free(p, sizeof(*p));
1124 			return;
1125 		}
1126 	}
1127 }
1128 
1129 static struct autri_dma *
1130 autri_find_dma(struct autri_softc *sc, void *addr)
1131 {
1132 	struct autri_dma *p;
1133 
1134 	for (p = sc->sc_dmas; p && KERNADDR(p) != addr; p = p->next)
1135 		continue;
1136 
1137 	return p;
1138 }
1139 
1140 static size_t
1141 autri_round_buffersize(void *addr, int direction, size_t size)
1142 {
1143 
1144 	return size;
1145 }
1146 
1147 static paddr_t
1148 autri_mappage(void *addr, void *mem, off_t off, int prot)
1149 {
1150 	struct autri_softc *sc;
1151 	struct autri_dma *p;
1152 
1153 	if (off < 0)
1154 		return -1;
1155 	sc = addr;
1156 	p = autri_find_dma(sc, mem);
1157 	if (!p)
1158 		return -1;
1159 
1160 	return bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs,
1161 	    off, prot, BUS_DMA_WAITOK);
1162 }
1163 
1164 static int
1165 autri_get_props(void *addr)
1166 {
1167 	return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
1168 	    AUDIO_PROP_FULLDUPLEX;
1169 }
1170 
1171 static void
1172 autri_setup_channel(struct autri_softc *sc, int mode,
1173 		    const audio_params_t *param)
1174 {
1175 	int i, ch, channel;
1176 	uint32_t reg, cr[5];
1177 	uint32_t cso, eso;
1178 	uint32_t delta, dch[2], ctrl;
1179 	uint32_t alpha_fms, fm_vol, attribute;
1180 
1181 	uint32_t dmaaddr, dmalen;
1182 	int factor, rvol, cvol;
1183 	struct autri_chstatus *chst;
1184 
1185 	ctrl = AUTRI_CTRL_LOOPMODE;
1186 	switch (param->encoding) {
1187 	case AUDIO_ENCODING_SLINEAR_BE:
1188 	case AUDIO_ENCODING_SLINEAR_LE:
1189 		ctrl |= AUTRI_CTRL_SIGNED;
1190 		break;
1191 	}
1192 
1193 	factor = 0;
1194 	if (param->precision == 16) {
1195 		ctrl |= AUTRI_CTRL_16BIT;
1196 		factor++;
1197 	}
1198 
1199 	if (param->channels == 2) {
1200 		ctrl |= AUTRI_CTRL_STEREO;
1201 		factor++;
1202 	}
1203 
1204 	delta = param->sample_rate;
1205 	if (delta < 4000)
1206 		delta = 4000;
1207 	if (delta > 48000)
1208 		delta = 48000;
1209 
1210 	attribute = 0;
1211 
1212 	dch[1] = ((delta << 12) / 48000) & 0x0000ffff;
1213 	if (mode == AUMODE_PLAY) {
1214 		chst = &sc->sc_play;
1215 		dch[0] = ((delta << 12) / 48000) & 0x0000ffff;
1216 		ctrl |= AUTRI_CTRL_WAVEVOL;
1217 	} else {
1218 		chst = &sc->sc_rec;
1219 		dch[0] = ((48000 << 12) / delta) & 0x0000ffff;
1220 		if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018) {
1221 			ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1222 			attribute = AUTRI_ATTR_PCMREC_SIS;
1223 			if (delta != 48000)
1224 				attribute |= AUTRI_ATTR_ENASRC_SIS;
1225 		} else
1226 			ctrl |= AUTRI_CTRL_MUTEVOL;
1227 	}
1228 
1229 	dmaaddr = DMAADDR(chst->dma);
1230 	cso = alpha_fms = 0;
1231 	rvol = cvol = 0x7f;
1232 	fm_vol = 0x0 | ((rvol & 0x7f) << 7) | (cvol & 0x7f);
1233 
1234 	for (ch = 0; ch < 2; ch++) {
1235 
1236 		if (ch == 0)
1237 			dmalen = (chst->length >> factor);
1238 		else {
1239 			/* channel for interrupt */
1240 			dmalen = (chst->blksize >> factor);
1241 			if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
1242 				ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1243 			else
1244 				ctrl |= AUTRI_CTRL_MUTEVOL;
1245 			attribute = 0;
1246 			cso = dmalen - 1;
1247 		}
1248 
1249 		eso = dmalen - 1;
1250 
1251 		switch (sc->sc_devid) {
1252 		case AUTRI_DEVICE_ID_4DWAVE_DX:
1253 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1254 			cr[1] = dmaaddr;
1255 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1256 			cr[3] = fm_vol;
1257 			cr[4] = ctrl;
1258 			break;
1259 		case AUTRI_DEVICE_ID_4DWAVE_NX:
1260 			cr[0] = (dch[ch] << 24) | (cso & 0x00ffffff);
1261 			cr[1] = dmaaddr;
1262 			cr[2] = ((dch[ch] << 16) & 0xff000000) | (eso & 0x00ffffff);
1263 			cr[3] = (alpha_fms << 16) | (fm_vol & 0x0000ffff);
1264 			cr[4] = ctrl;
1265 			break;
1266 		case AUTRI_DEVICE_ID_SIS_7018:
1267 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1268 			cr[1] = dmaaddr;
1269 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1270 			cr[3] = attribute;
1271 			cr[4] = ctrl;
1272 			break;
1273 		case AUTRI_DEVICE_ID_ALI_M5451:
1274 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1275 			cr[1] = dmaaddr;
1276 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1277 			cr[3] = 0;
1278 			cr[4] = ctrl;
1279 			break;
1280 		}
1281 
1282 		/* write channel data */
1283 		channel = (ch == 0) ? chst->ch : chst->ch_intr;
1284 
1285 		reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
1286 		TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | channel);
1287 
1288 		for (i = 0; i < 5; i++) {
1289 			TWRITE4(sc, AUTRI_ARAM_CR + i*sizeof(cr[0]), cr[i]);
1290 			DPRINTFN(5,("cr[%d] : 0x%08X\n", i, cr[i]));
1291 		}
1292 
1293 		/* Bank A only */
1294 		if (channel < 0x20) {
1295 			TWRITE4(sc, AUTRI_EBUF1, AUTRI_EMOD_STILL);
1296 			TWRITE4(sc, AUTRI_EBUF2, AUTRI_EMOD_STILL);
1297 		}
1298 	}
1299 
1300 }
1301 
1302 static int
1303 autri_trigger_output(void *addr, void *start, void *end, int blksize,
1304 		     void (*intr)(void *), void *arg,
1305 		     const audio_params_t *param)
1306 {
1307 	struct autri_softc *sc;
1308 	struct autri_dma *p;
1309 
1310 	DPRINTFN(5,("autri_trigger_output: sc=%p start=%p end=%p "
1311 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1312 	sc = addr;
1313 	sc->sc_play.intr = intr;
1314 	sc->sc_play.intr_arg = arg;
1315 	sc->sc_play.offset = 0;
1316 	sc->sc_play.blksize = blksize;
1317 	sc->sc_play.length = (char *)end - (char *)start;
1318 
1319 	p = autri_find_dma(sc, start);
1320 	if (!p) {
1321 		printf("autri_trigger_output: bad addr %p\n", start);
1322 		return (EINVAL);
1323 	}
1324 
1325 	sc->sc_play.dma = p;
1326 
1327 	/* */
1328 	autri_setup_channel(sc, AUMODE_PLAY, param);
1329 
1330 	/* volume set to no attenuation */
1331 	TWRITE4(sc, AUTRI_MUSICVOL_WAVEVOL, 0);
1332 
1333 	/* enable interrupt */
1334 	autri_enable_interrupt(sc, sc->sc_play.ch_intr);
1335 
1336 	/* start channel */
1337 	autri_startch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1338 
1339 	return 0;
1340 }
1341 
1342 static int
1343 autri_trigger_input(void *addr, void *start, void *end, int blksize,
1344 		    void (*intr)(void *), void *arg,
1345 		    const audio_params_t *param)
1346 {
1347 	struct autri_softc *sc;
1348 	struct autri_dma *p;
1349 
1350 	DPRINTFN(5,("autri_trigger_input: sc=%p start=%p end=%p "
1351 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1352 	sc = addr;
1353 	sc->sc_rec.intr = intr;
1354 	sc->sc_rec.intr_arg = arg;
1355 	sc->sc_rec.offset = 0;
1356 	sc->sc_rec.blksize = blksize;
1357 	sc->sc_rec.length = (char *)end - (char *)start;
1358 
1359 	/* */
1360 	p = autri_find_dma(sc, start);
1361 	if (!p) {
1362 		printf("autri_trigger_input: bad addr %p\n", start);
1363 		return (EINVAL);
1364 	}
1365 
1366 	sc->sc_rec.dma = p;
1367 
1368 	/* */
1369 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
1370 		autri_reg_set_4(sc, AUTRI_NX_ACR0, AUTRI_NX_ACR0_PSB_CAPTURE);
1371 		TWRITE1(sc, AUTRI_NX_RCI3, AUTRI_NX_RCI3_ENABLE | sc->sc_rec.ch);
1372 	}
1373 
1374 #if 0
1375 	/* 4DWAVE only allows capturing at a 48 kHz rate */
1376 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_DX ||
1377 	    sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX)
1378 		param->sample_rate = 48000;
1379 #endif
1380 
1381 	autri_setup_channel(sc, AUMODE_RECORD, param);
1382 
1383 	/* enable interrupt */
1384 	autri_enable_interrupt(sc, sc->sc_rec.ch_intr);
1385 
1386 	/* start channel */
1387 	autri_startch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1388 
1389 	return 0;
1390 }
1391 
1392 
1393 static void
1394 autri_get_locks(void *addr, kmutex_t **intr, kmutex_t **proc)
1395 {
1396 	struct autri_softc *sc;
1397 
1398 	sc = addr;
1399 	*intr = &sc->sc_intr_lock;
1400 	*proc = &sc->sc_lock;
1401 }
1402 
1403 #if 0
1404 static int
1405 autri_halt(struct autri_softc *sc)
1406 {
1407 
1408 	DPRINTF(("autri_halt().\n"));
1409 	/*autri_stopch(sc);*/
1410 	autri_disable_interrupt(sc, sc->sc_play.channel);
1411 	autri_disable_interrupt(sc, sc->sc_rec.channel);
1412 	return 0;
1413 }
1414 #endif
1415 
1416 static void
1417 autri_enable_interrupt(struct autri_softc *sc, int ch)
1418 {
1419 	int reg;
1420 
1421 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1422 	ch &= 0x1f;
1423 
1424 	autri_reg_set_4(sc, reg, 1 << ch);
1425 }
1426 
1427 static void
1428 autri_disable_interrupt(struct autri_softc *sc, int ch)
1429 {
1430 	int reg;
1431 
1432 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1433 	ch &= 0x1f;
1434 
1435 	autri_reg_clear_4(sc, reg, 1 << ch);
1436 }
1437 
1438 static void
1439 autri_startch(struct autri_softc *sc, int ch, int ch_intr)
1440 {
1441 	int reg;
1442 	uint32_t chmask;
1443 
1444 	reg = (ch & 0x20) ? AUTRI_START_B : AUTRI_START_A;
1445 	ch &= 0x1f;
1446 	ch_intr &= 0x1f;
1447 	chmask = (1 << ch) | (1 << ch_intr);
1448 
1449 	autri_reg_set_4(sc, reg, chmask);
1450 }
1451 
1452 static void
1453 autri_stopch(struct autri_softc *sc, int ch, int ch_intr)
1454 {
1455 	int reg;
1456 	uint32_t chmask;
1457 
1458 	reg = (ch & 0x20) ? AUTRI_STOP_B : AUTRI_STOP_A;
1459 	ch &= 0x1f;
1460 	ch_intr &= 0x1f;
1461 	chmask = (1 << ch) | (1 << ch_intr);
1462 
1463 	autri_reg_set_4(sc, reg, chmask);
1464 }
1465 
1466 #if NMIDI > 0
1467 static int
1468 autri_midi_open(void *addr, int flags, void (*iintr)(void *, int),
1469 		void (*ointr)(void *), void *arg)
1470 {
1471 	struct autri_softc *sc;
1472 
1473 	DPRINTF(("autri_midi_open()\n"));
1474 	sc = addr;
1475 	DPRINTFN(5,("MPUR1 : 0x%02X\n", TREAD1(sc, AUTRI_MPUR1)));
1476 	DPRINTFN(5,("MPUR2 : 0x%02X\n", TREAD1(sc, AUTRI_MPUR2)));
1477 
1478 	sc->sc_iintr = iintr;
1479 	sc->sc_ointr = ointr;
1480 	sc->sc_arg = arg;
1481 
1482 	if (flags & FREAD)
1483 		autri_reg_clear_1(sc, AUTRI_MPUR2, AUTRI_MIDIIN_ENABLE_INTR);
1484 
1485 	if (flags & FWRITE)
1486 		autri_reg_set_1(sc, AUTRI_MPUR2, AUTRI_MIDIOUT_CONNECT);
1487 
1488 	return 0;
1489 }
1490 
1491 static void
1492 autri_midi_close(void *addr)
1493 {
1494 	struct autri_softc *sc;
1495 
1496 	DPRINTF(("autri_midi_close()\n"));
1497 	sc = addr;
1498 	kpause("autri", FALSE, hz/10, &sc->sc_lock); /* give uart a chance to drain */
1499 
1500 	sc->sc_iintr = NULL;
1501 	sc->sc_ointr = NULL;
1502 }
1503 
1504 static int
1505 autri_midi_output(void *addr, int d)
1506 {
1507 	struct autri_softc *sc;
1508 	int x;
1509 
1510 	sc = addr;
1511 	for (x = 0; x != MIDI_BUSY_WAIT; x++) {
1512 		if ((TREAD1(sc, AUTRI_MPUR1) & AUTRI_MIDIOUT_READY) == 0) {
1513 			TWRITE1(sc, AUTRI_MPUR0, d);
1514 			return 0;
1515 		}
1516 		delay(MIDI_BUSY_DELAY);
1517 	}
1518 	return EIO;
1519 }
1520 
1521 static void
1522 autri_midi_getinfo(void *addr, struct midi_info *mi)
1523 {
1524 
1525 	mi->name = "4DWAVE MIDI UART";
1526 	mi->props = MIDI_PROP_CAN_INPUT;
1527 }
1528 
1529 #endif
1530