xref: /netbsd-src/sys/dev/pci/autri.c (revision 267197ec1eebfcb9810ea27a89625b6ddf68e3e7)
1 /*	$NetBSD: autri.c,v 1.37 2008/01/27 01:56:02 jmcneill 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 1.37 2008/01/27 01:56:02 jmcneill 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/malloc.h>
47 #include <sys/device.h>
48 #include <sys/proc.h>
49 
50 #include <dev/pci/pcidevs.h>
51 #include <dev/pci/pcireg.h>
52 #include <dev/pci/pcivar.h>
53 
54 #include <sys/audioio.h>
55 #include <dev/audio_if.h>
56 #include <dev/midi_if.h>
57 #include <dev/mulaw.h>
58 #include <dev/auconv.h>
59 #include <dev/ic/ac97reg.h>
60 #include <dev/ic/ac97var.h>
61 #include <dev/ic/mpuvar.h>
62 
63 #include <sys/bus.h>
64 #include <sys/intr.h>
65 
66 #include <dev/pci/autrireg.h>
67 #include <dev/pci/autrivar.h>
68 
69 #ifdef AUDIO_DEBUG
70 # define DPRINTF(x)	if (autridebug) printf x
71 # define DPRINTFN(n,x)	if (autridebug > (n)) printf x
72 int autridebug = 0;
73 #else
74 # define DPRINTF(x)
75 # define DPRINTFN(n,x)
76 #endif
77 
78 static int	autri_intr(void *);
79 
80 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
81 #define KERNADDR(p) ((void *)((p)->addr))
82 
83 static int     autri_allocmem(struct autri_softc *, size_t,
84 			      size_t, struct autri_dma *);
85 static int     autri_freemem(struct autri_softc *, struct autri_dma *);
86 
87 #define TWRITE1(sc, r, x) bus_space_write_1((sc)->memt, (sc)->memh, (r), (x))
88 #define TWRITE2(sc, r, x) bus_space_write_2((sc)->memt, (sc)->memh, (r), (x))
89 #define TWRITE4(sc, r, x) bus_space_write_4((sc)->memt, (sc)->memh, (r), (x))
90 #define TREAD1(sc, r) bus_space_read_1((sc)->memt, (sc)->memh, (r))
91 #define TREAD2(sc, r) bus_space_read_2((sc)->memt, (sc)->memh, (r))
92 #define TREAD4(sc, r) bus_space_read_4((sc)->memt, (sc)->memh, (r))
93 
94 static int	autri_attach_codec(void *, struct ac97_codec_if *);
95 static int	autri_read_codec(void *, uint8_t, uint16_t *);
96 static int	autri_write_codec(void *, uint8_t, uint16_t);
97 static int	autri_reset_codec(void *);
98 static enum ac97_host_flags	autri_flags_codec(void *);
99 
100 static bool autri_resume(device_t);
101 static int  autri_init(void *);
102 static struct autri_dma *autri_find_dma(struct autri_softc *, void *);
103 static void autri_setup_channel(struct autri_softc *, int,
104 				const audio_params_t *param);
105 static void autri_enable_interrupt(struct autri_softc *, int);
106 static void autri_disable_interrupt(struct autri_softc *, int);
107 static void autri_startch(struct autri_softc *, int, int);
108 static void autri_stopch(struct autri_softc *, int, int);
109 static void autri_enable_loop_interrupt(void *);
110 #if 0
111 static void autri_disable_loop_interrupt(void *);
112 #endif
113 
114 static int	autri_open(void *, int);
115 static int	autri_query_encoding(void *, struct audio_encoding *);
116 static int	autri_set_params(void *, int, int, audio_params_t *,
117 				 audio_params_t *, stream_filter_list_t *,
118 				 stream_filter_list_t *);
119 static int	autri_round_blocksize(void *, int, int, const audio_params_t *);
120 static int	autri_trigger_output(void *, void *, void *, int,
121 				     void (*)(void *), void *,
122 				     const audio_params_t *);
123 static int	autri_trigger_input(void *, void *, void *, int,
124 				    void (*)(void *), void *,
125 				    const audio_params_t *);
126 static int	autri_halt_output(void *);
127 static int	autri_halt_input(void *);
128 static int	autri_getdev(void *, struct audio_device *);
129 static int	autri_mixer_set_port(void *, mixer_ctrl_t *);
130 static int	autri_mixer_get_port(void *, mixer_ctrl_t *);
131 static void*	autri_malloc(void *, int, size_t, struct malloc_type *, int);
132 static void	autri_free(void *, void *, struct malloc_type *);
133 static size_t	autri_round_buffersize(void *, int, size_t);
134 static paddr_t autri_mappage(void *, void *, off_t, int);
135 static int	autri_get_props(void *);
136 static int	autri_query_devinfo(void *, mixer_devinfo_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 	NULL,			/* powerstate */
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 };
183 #endif
184 
185 #define AUTRI_NFORMATS	8
186 static const struct audio_format autri_formats[AUTRI_NFORMATS] = {
187 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
188 	 2, AUFMT_STEREO, 0, {4000, 48000}},
189 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 16, 16,
190 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
191 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 16, 16,
192 	 2, AUFMT_STEREO, 0, {4000, 48000}},
193 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 16, 16,
194 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
195 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
196 	 2, AUFMT_STEREO, 0, {4000, 48000}},
197 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_ULINEAR_LE, 8, 8,
198 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
199 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 8, 8,
200 	 2, AUFMT_STEREO, 0, {4000, 48000}},
201 	{NULL, AUMODE_PLAY | AUMODE_RECORD, AUDIO_ENCODING_SLINEAR_LE, 8, 8,
202 	 1, AUFMT_MONAURAL, 0, {4000, 48000}},
203 };
204 
205 /*
206  * register set/clear bit
207  */
208 static inline void
209 autri_reg_set_1(struct autri_softc *sc, int no, uint8_t mask)
210 {
211 	bus_space_write_1(sc->memt, sc->memh, no,
212 	    (bus_space_read_1(sc->memt, sc->memh, no) | mask));
213 }
214 
215 static inline void
216 autri_reg_clear_1(struct autri_softc *sc, int no, uint8_t mask)
217 {
218 	bus_space_write_1(sc->memt, sc->memh, no,
219 	    (bus_space_read_1(sc->memt, sc->memh, no) & ~mask));
220 }
221 
222 static inline void
223 autri_reg_set_4(struct autri_softc *sc, int no, uint32_t mask)
224 {
225 	bus_space_write_4(sc->memt, sc->memh, no,
226 	    (bus_space_read_4(sc->memt, sc->memh, no) | mask));
227 }
228 
229 static inline void
230 autri_reg_clear_4(struct autri_softc *sc, int no, uint32_t mask)
231 {
232 	bus_space_write_4(sc->memt, sc->memh, no,
233 	    (bus_space_read_4(sc->memt, sc->memh, no) & ~mask));
234 }
235 
236 /*
237  * AC'97 codec
238  */
239 static int
240 autri_attach_codec(void *sc_, struct ac97_codec_if *codec_if)
241 {
242 	struct autri_codec_softc *sc;
243 
244 	DPRINTF(("autri_attach_codec()\n"));
245 	sc = sc_;
246 	sc->codec_if = codec_if;
247 	return 0;
248 }
249 
250 static int
251 autri_read_codec(void *sc_, uint8_t index, uint16_t *data)
252 {
253 	struct autri_codec_softc *codec;
254 	struct autri_softc *sc;
255 	uint32_t status, addr, cmd, busy;
256 	uint16_t count;
257 
258 	codec = sc_;
259 	sc = codec->sc;
260 	/*DPRINTF(("sc->sc->type : 0x%X",sc->sc->type));*/
261 
262 	switch (sc->sc_devid) {
263 	case AUTRI_DEVICE_ID_4DWAVE_DX:
264 		addr = AUTRI_DX_ACR1;
265 		cmd  = AUTRI_DX_ACR1_CMD_READ;
266 		busy = AUTRI_DX_ACR1_BUSY_READ;
267 		break;
268 	case AUTRI_DEVICE_ID_4DWAVE_NX:
269 		addr = AUTRI_NX_ACR2;
270 		cmd  = AUTRI_NX_ACR2_CMD_READ;
271 		busy = AUTRI_NX_ACR2_BUSY_READ | AUTRI_NX_ACR2_RECV_WAIT;
272 		break;
273 	case AUTRI_DEVICE_ID_SIS_7018:
274 		addr = AUTRI_SIS_ACRD;
275 		cmd  = AUTRI_SIS_ACRD_CMD_READ;
276 		busy = AUTRI_SIS_ACRD_BUSY_READ | AUTRI_SIS_ACRD_AUDIO_BUSY;
277 		break;
278 	case AUTRI_DEVICE_ID_ALI_M5451:
279 		if (sc->sc_revision > 0x01)
280 			addr = AUTRI_ALI_ACWR;
281 		else
282 			addr = AUTRI_ALI_ACRD;
283 		cmd  = AUTRI_ALI_ACRD_CMD_READ;
284 		busy = AUTRI_ALI_ACRD_BUSY_READ;
285 		break;
286 	default:
287 		printf("%s: autri_read_codec : unknown device\n",
288 		       sc->sc_dev.dv_xname);
289 		return -1;
290 	}
291 
292 	/* wait for 'Ready to Read' */
293 	for (count=0; count<0xffff; count++) {
294 		if ((TREAD4(sc, addr) & busy) == 0)
295 			break;
296 	}
297 
298 	if (count == 0xffff) {
299 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
300 		       sc->sc_dev.dv_xname);
301 		return -1;
302 	}
303 
304 	/* send Read Command to AC'97 */
305 	TWRITE4(sc, addr, (index & 0x7f) | cmd);
306 
307 	/* wait for 'Returned data is avalable' */
308 	for (count=0; count<0xffff; count++) {
309 		status = TREAD4(sc, addr);
310 		if ((status & busy) == 0)
311 			break;
312 	}
313 
314 	if (count == 0xffff) {
315 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
316 		       sc->sc_dev.dv_xname);
317 		return -1;
318 	}
319 
320 	*data =  (status >> 16) & 0x0000ffff;
321 	/*DPRINTF(("autri_read_codec(0x%X) return 0x%X\n",reg,*data));*/
322 	return 0;
323 }
324 
325 static int
326 autri_write_codec(void *sc_, uint8_t index, uint16_t data)
327 {
328 	struct autri_codec_softc *codec;
329 	struct autri_softc *sc;
330 	uint32_t addr, cmd, busy;
331 	uint16_t count;
332 
333 	codec = sc_;
334 	sc = codec->sc;
335 	/*DPRINTF(("autri_write_codec(0x%X,0x%X)\n",index,data));*/
336 
337 	switch (sc->sc_devid) {
338 	case AUTRI_DEVICE_ID_4DWAVE_DX:
339 		addr = AUTRI_DX_ACR0;
340 		cmd  = AUTRI_DX_ACR0_CMD_WRITE;
341 		busy = AUTRI_DX_ACR0_BUSY_WRITE;
342 		break;
343 	case AUTRI_DEVICE_ID_4DWAVE_NX:
344 		addr = AUTRI_NX_ACR1;
345 		cmd  = AUTRI_NX_ACR1_CMD_WRITE;
346 		busy = AUTRI_NX_ACR1_BUSY_WRITE;
347 		break;
348 	case AUTRI_DEVICE_ID_SIS_7018:
349 		addr = AUTRI_SIS_ACWR;
350 		cmd  = AUTRI_SIS_ACWR_CMD_WRITE;
351 		busy = AUTRI_SIS_ACWR_BUSY_WRITE | AUTRI_SIS_ACWR_AUDIO_BUSY;
352 		break;
353 	case AUTRI_DEVICE_ID_ALI_M5451:
354 		addr = AUTRI_ALI_ACWR;
355 		cmd  = AUTRI_ALI_ACWR_CMD_WRITE;
356 		if (sc->sc_revision > 0x01)
357 			cmd  |= 0x0100;
358 		busy = AUTRI_ALI_ACWR_BUSY_WRITE;
359 		break;
360 	default:
361 		printf("%s: autri_write_codec : unknown device.\n",
362 		       sc->sc_dev.dv_xname);
363 		return -1;
364 	}
365 
366 	/* wait for 'Ready to Write' */
367 	for (count=0; count<0xffff; count++) {
368 		if ((TREAD4(sc, addr) & busy) == 0)
369 			break;
370 	}
371 
372 	if (count == 0xffff) {
373 		printf("%s: Codec timeout. Busy writing AC'97 codec\n",
374 		       sc->sc_dev.dv_xname);
375 		return -1;
376 	}
377 
378 	/* send Write Command to AC'97 */
379 	TWRITE4(sc, addr, (data << 16) | (index & 0x7f) | cmd);
380 
381 	return 0;
382 }
383 
384 static int
385 autri_reset_codec(void *sc_)
386 {
387 	struct autri_codec_softc *codec;
388 	struct autri_softc *sc;
389 	uint32_t reg, ready;
390 	int addr, count;
391 
392 	codec = sc_;
393 	sc = codec->sc;
394 	count = 200;
395 	DPRINTF(("autri_reset_codec(codec=%p,sc=%p)\n", codec, sc));
396 	DPRINTF(("sc->sc_devid=%X\n", sc->sc_devid));
397 
398 	switch (sc->sc_devid) {
399 	case AUTRI_DEVICE_ID_4DWAVE_DX:
400 		/* warm reset AC'97 codec */
401 		autri_reg_set_4(sc, AUTRI_DX_ACR2, 1);
402 		delay(100);
403 		/* release reset */
404 		autri_reg_clear_4(sc, AUTRI_DX_ACR2, 1);
405 		delay(100);
406 
407 		addr = AUTRI_DX_ACR2;
408 		ready = AUTRI_DX_ACR2_CODEC_READY;
409 		break;
410 	case AUTRI_DEVICE_ID_4DWAVE_NX:
411 		/* warm reset AC'97 codec */
412 		autri_reg_set_4(sc, AUTRI_NX_ACR0, 1);
413 		delay(100);
414 		/* release reset */
415 		autri_reg_clear_4(sc, AUTRI_NX_ACR0, 1);
416 		delay(100);
417 
418 		addr = AUTRI_NX_ACR0;
419 		ready = AUTRI_NX_ACR0_CODEC_READY;
420 		break;
421 	case AUTRI_DEVICE_ID_SIS_7018:
422 		/* cold reset AC'97 codec */
423 		autri_reg_set_4(sc, AUTRI_SIS_SCTRL, 2);
424 		delay(1000);
425 		/* release reset (warm & cold) */
426 		autri_reg_clear_4(sc, AUTRI_SIS_SCTRL, 3);
427 		delay(2000);
428 
429 		addr = AUTRI_SIS_SCTRL;
430 		ready = AUTRI_SIS_SCTRL_CODEC_READY;
431 		break;
432 	case AUTRI_DEVICE_ID_ALI_M5451:
433 		/* warm reset AC'97 codec */
434 		autri_reg_set_4(sc, AUTRI_ALI_SCTRL, 1);
435 		delay(100);
436 		/* release reset (warm & cold) */
437 		autri_reg_clear_4(sc, AUTRI_ALI_SCTRL, 3);
438 		delay(100);
439 
440 		addr = AUTRI_ALI_SCTRL;
441 		ready = AUTRI_ALI_SCTRL_CODEC_READY;
442 		break;
443 	default:
444 		printf("%s: autri_reset_codec : unknown device\n",
445 		       sc->sc_dev.dv_xname);
446 		return EOPNOTSUPP;
447 	}
448 
449 	/* wait for 'Codec Ready' */
450 	while (count--) {
451 		reg = TREAD4(sc, addr);
452 		if (reg & ready)
453 			break;
454 		delay(1000);
455 	}
456 
457 	if (count == 0) {
458 		printf("%s: Codec timeout. AC'97 is not ready for operation.\n",
459 		       sc->sc_dev.dv_xname);
460 		return ETIMEDOUT;
461 	}
462 	return 0;
463 }
464 
465 static enum ac97_host_flags
466 autri_flags_codec(void *sc)
467 {
468 	return AC97_HOST_DONT_READ;
469 }
470 
471 /*
472  *
473  */
474 
475 static int
476 autri_match(struct device *parent, struct cfdata *match,
477     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(struct device *parent, struct device *self, void *aux)
516 {
517 	struct autri_softc *sc;
518 	struct pci_attach_args *pa;
519 	pci_chipset_tag_t pc;
520 	pcitag_t tag;
521 	struct autri_codec_softc *codec;
522 	pci_intr_handle_t ih;
523 	char const *intrstr;
524 	char devinfo[256];
525 	pcireg_t csr;
526 	int r;
527 	uint32_t reg;
528 
529 	sc = (struct autri_softc *)self;
530 	pa = (struct pci_attach_args *)aux;
531 	pc = pa->pa_pc;
532 	tag = pa->pa_tag;
533 	aprint_naive(": Audio controller\n");
534 
535 	sc->sc_devid = pa->pa_id;
536 	sc->sc_class = pa->pa_class;
537 
538 	csr = pci_conf_read(pc, tag, PCI_COMMAND_STATUS_REG);
539 	csr |= (PCI_COMMAND_IO_ENABLE | PCI_COMMAND_MEM_ENABLE |
540 	    PCI_COMMAND_MASTER_ENABLE);
541 	pci_conf_write(pc, tag, PCI_COMMAND_STATUS_REG, csr);
542 
543 	pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo));
544 	sc->sc_revision = PCI_REVISION(pa->pa_class);
545 	aprint_normal(": %s (rev. 0x%02x)\n", devinfo, sc->sc_revision);
546 
547 	/* map register to memory */
548 	if (pci_mapreg_map(pa, AUTRI_PCI_MEMORY_BASE,
549 	    PCI_MAPREG_TYPE_MEM, 0, &sc->memt, &sc->memh, NULL, NULL)) {
550 		aprint_error("%s: can't map memory space\n",
551 		    sc->sc_dev.dv_xname);
552 		return;
553 	}
554 
555 	/* map and establish the interrupt */
556 	if (pci_intr_map(pa, &ih)) {
557 		aprint_error("%s: couldn't map interrupt\n",
558 		    sc->sc_dev.dv_xname);
559 		return;
560 	}
561 	intrstr = pci_intr_string(pc, ih);
562 	sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, autri_intr, sc);
563 	if (sc->sc_ih == NULL) {
564 		aprint_error("%s: couldn't establish interrupt",
565 		    sc->sc_dev.dv_xname);
566 		if (intrstr != NULL)
567 			aprint_normal(" at %s", intrstr);
568 		aprint_normal("\n");
569 		return;
570 	}
571 	aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
572 
573 	sc->sc_dmatag = pa->pa_dmat;
574 	sc->sc_pc = pc;
575 	sc->sc_pt = pa->pa_tag;
576 
577 	/* enable the device */
578 	reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
579 	reg |= (PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE);
580 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg);
581 
582 	/* initialize the device */
583 	autri_init(sc);
584 
585 	/* attach AC'97 codec */
586 	codec = &sc->sc_codec;
587 	memcpy(&codec->sc_dev, &sc->sc_dev, sizeof(codec->sc_dev));
588 	codec->sc = sc;
589 
590 	codec->host_if.arg = codec;
591 	codec->host_if.attach = autri_attach_codec;
592 	codec->host_if.reset = autri_reset_codec;
593 	codec->host_if.read = autri_read_codec;
594 	codec->host_if.write = autri_write_codec;
595 	codec->host_if.flags = autri_flags_codec;
596 
597 	if ((r = ac97_attach(&codec->host_if, self)) != 0) {
598 		aprint_error("%s: can't attach codec (error 0x%X)\n",
599 		    sc->sc_dev.dv_xname, r);
600 		return;
601 	}
602 
603 	if (!pmf_device_register(self, NULL, autri_resume))
604 		aprint_error_dev(self, "couldn't establish power handler\n");
605 
606 	audio_attach_mi(&autri_hw_if, sc, &sc->sc_dev);
607 
608 #if NMIDI > 0
609 	midi_attach_mi(&autri_midi_hw_if, sc, &sc->sc_dev);
610 #endif
611 }
612 
613 CFATTACH_DECL(autri, sizeof(struct autri_softc),
614     autri_match, autri_attach, NULL, NULL);
615 
616 static bool
617 autri_resume(device_t dv)
618 {
619 	struct autri_softc *sc = device_private(dv);
620 
621 	autri_init(sc);
622 	(sc->sc_codec.codec_if->vtbl->restore_ports)(sc->sc_codec.codec_if);
623 
624 	return true;
625 }
626 
627 static int
628 autri_init(void *sc_)
629 {
630 	struct autri_softc *sc;
631 	uint32_t reg;
632 	pci_chipset_tag_t pc;
633 	pcitag_t pt;
634 
635 	sc = sc_;
636 	pc = sc->sc_pc;
637 	pt = sc->sc_pt;
638 	DPRINTF(("in autri_init()\n"));
639 	DPRINTFN(5,("pci_conf_read(0x40) : 0x%X\n",pci_conf_read(pc,pt,0x40)));
640 	DPRINTFN(5,("pci_conf_read(0x44) : 0x%X\n",pci_conf_read(pc,pt,0x44)));
641 
642 	switch (sc->sc_devid) {
643 	case AUTRI_DEVICE_ID_4DWAVE_DX:
644 		/* disable Legacy Control */
645 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
646 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
647 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
648 		delay(100);
649 		/* audio engine reset */
650 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
651 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00040000);
652 		delay(100);
653 		/* release reset */
654 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
655 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
656 		delay(100);
657 		/* DAC on */
658 		autri_reg_set_4(sc,AUTRI_DX_ACR2,0x02);
659 		break;
660 	case AUTRI_DEVICE_ID_4DWAVE_NX:
661 		/* disable Legacy Control */
662 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
663 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
664 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
665 		delay(100);
666 		/* audio engine reset */
667 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
668 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00010000);
669 		delay(100);
670 		/* release reset */
671 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
672 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00010000);
673 		delay(100);
674 		/* DAC on */
675 		autri_reg_set_4(sc,AUTRI_NX_ACR0,0x02);
676 		break;
677 	case AUTRI_DEVICE_ID_SIS_7018:
678 		/* disable Legacy Control */
679 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
680 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
681 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
682 		delay(100);
683 		/* reset Digital Controller */
684 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
685 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
686 		delay(100);
687 		/* release reset */
688 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
689 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
690 		delay(100);
691 		/* disable AC97 GPIO interrupt */
692 		TWRITE1(sc, AUTRI_SIS_ACGPIO, 0);
693 		/* enable 64 channel mode */
694 		autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, BANK_B_EN);
695 		break;
696 	case AUTRI_DEVICE_ID_ALI_M5451:
697 		/* disable Legacy Control */
698 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
699 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
700 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
701 		delay(100);
702 		/* reset Digital Controller */
703 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
704 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
705 		delay(100);
706 		/* release reset */
707 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
708 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
709 		delay(100);
710 		/* enable PCM input */
711 		autri_reg_set_4(sc, AUTRI_ALI_GCONTROL, AUTRI_ALI_GCONTROL_PCM_IN);
712 		break;
713 	}
714 
715 	if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
716 		sc->sc_play.ch      = 0;
717 		sc->sc_play.ch_intr = 1;
718 		sc->sc_rec.ch       = 31;
719 		sc->sc_rec.ch_intr  = 2;
720 	} else {
721 		sc->sc_play.ch      = 0x20;
722 		sc->sc_play.ch_intr = 0x21;
723 		sc->sc_rec.ch       = 0x22;
724 		sc->sc_rec.ch_intr  = 0x23;
725 	}
726 
727 	/* clear channel status */
728 	TWRITE4(sc, AUTRI_STOP_A, 0xffffffff);
729 	TWRITE4(sc, AUTRI_STOP_B, 0xffffffff);
730 
731 	/* disable channel interrupt */
732 	TWRITE4(sc, AUTRI_AINTEN_A, 0);
733 	TWRITE4(sc, AUTRI_AINTEN_B, 0);
734 
735 #if 0
736 	/* TLB */
737 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
738 		TWRITE4(sc,AUTRI_NX_TLBC,0);
739 	}
740 #endif
741 
742 	autri_enable_loop_interrupt(sc);
743 
744 	DPRINTF(("out autri_init()\n"));
745 	return 0;
746 }
747 
748 static void
749 autri_enable_loop_interrupt(void *sc_)
750 {
751 	struct autri_softc *sc;
752 	uint32_t reg;
753 
754 	/*reg = (ENDLP_IE | MIDLP_IE);*/
755 	reg = ENDLP_IE;
756 	sc = sc_;
757 	if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
758 		reg |= BANK_B_EN;
759 
760 	autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, reg);
761 }
762 
763 #if 0
764 static void
765 autri_disable_loop_interrupt(void *sc_)
766 {
767 	struct autri_softc *sc;
768 	uint32_t reg;
769 
770 	reg = (ENDLP_IE | MIDLP_IE);
771 	sc = sc_;
772 	autri_reg_clear_4(sc, AUTRI_LFO_GC_CIR, reg);
773 }
774 #endif
775 
776 static int
777 autri_intr(void *p)
778 {
779 	struct autri_softc *sc;
780 	uint32_t intsrc;
781 	uint32_t mask, active[2];
782 	int ch, endch;
783 /*
784 	u_int32_t reg;
785 	u_int32_t cso,eso;
786 */
787 	sc = p;
788 	intsrc = TREAD4(sc, AUTRI_MISCINT);
789 	if ((intsrc & (ADDRESS_IRQ | MPU401_IRQ)) == 0)
790 		return 0;
791 
792 	if (intsrc & ADDRESS_IRQ) {
793 
794 		active[0] = TREAD4(sc,AUTRI_AIN_A);
795 		active[1] = TREAD4(sc,AUTRI_AIN_B);
796 
797 		if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
798 			endch = 32;
799 		} else {
800 			endch = 64;
801 		}
802 
803 		for (ch = 0; ch < endch; ch++) {
804 			mask = 1 << (ch & 0x1f);
805 			if (active[(ch & 0x20) ? 1 : 0] & mask) {
806 
807 				/* clear interrupt */
808 				TWRITE4(sc, (ch & 0x20) ? AUTRI_AIN_B : AUTRI_AIN_A, mask);
809 				/* disable interrupt */
810 				autri_reg_clear_4(sc,(ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
811 #if 0
812 				reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
813 				TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | ch);
814 
815 				if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
816 					cso = TREAD4(sc, 0xe0) & 0x00ffffff;
817 					eso = TREAD4(sc, 0xe8) & 0x00ffffff;
818 				} else {
819 					cso = (TREAD4(sc, 0xe0) >> 16) & 0x0000ffff;
820 					eso = (TREAD4(sc, 0xe8) >> 16) & 0x0000ffff;
821 				}
822 				/*printf("cso=%d, eso=%d\n",cso,eso);*/
823 #endif
824 				if (ch == sc->sc_play.ch_intr) {
825 					if (sc->sc_play.intr)
826 						sc->sc_play.intr(sc->sc_play.intr_arg);
827 				}
828 
829 				if (ch == sc->sc_rec.ch_intr) {
830 					if (sc->sc_rec.intr)
831 						sc->sc_rec.intr(sc->sc_rec.intr_arg);
832 				}
833 
834 				/* enable interrupt */
835 				autri_reg_set_4(sc, (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
836 			}
837 		}
838 	}
839 
840 	if (intsrc & MPU401_IRQ) {
841 		/* XXX */
842 	}
843 
844 	autri_reg_set_4(sc,AUTRI_MISCINT,
845 		ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW);
846 
847 	return 1;
848 }
849 
850 /*
851  *
852  */
853 
854 static int
855 autri_allocmem(struct autri_softc *sc, size_t size, size_t align,
856 	       struct autri_dma *p)
857 {
858 	int error;
859 
860 	p->size = size;
861 	error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
862 	    p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
863 	    &p->nsegs, BUS_DMA_NOWAIT);
864 	if (error)
865 		return error;
866 
867 	error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
868 	    &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT);
869 	if (error)
870 		goto free;
871 
872 	error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
873 	    0, BUS_DMA_NOWAIT, &p->map);
874 	if (error)
875 		goto unmap;
876 
877 	error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
878 	    BUS_DMA_NOWAIT);
879 	if (error)
880 		goto destroy;
881 	return (0);
882 
883 destroy:
884 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
885 unmap:
886 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
887 free:
888 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
889 	return error;
890 }
891 
892 static int
893 autri_freemem(struct autri_softc *sc, struct autri_dma *p)
894 {
895 
896 	bus_dmamap_unload(sc->sc_dmatag, p->map);
897 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
898 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
899 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
900 	return 0;
901 }
902 
903 static int
904 autri_open(void *addr, int flags)
905 {
906 	DPRINTF(("autri_open()\n"));
907 	DPRINTFN(5,("MISCINT    : 0x%08X\n",
908 		    TREAD4((struct autri_softc *)addr, AUTRI_MISCINT)));
909 	DPRINTFN(5,("LFO_GC_CIR : 0x%08X\n",
910 		    TREAD4((struct autri_softc *)addr, AUTRI_LFO_GC_CIR)));
911 	return 0;
912 }
913 
914 static int
915 autri_query_encoding(void *addr, struct audio_encoding *fp)
916 {
917 
918 	switch (fp->index) {
919 	case 0:
920 		strcpy(fp->name, AudioEulinear);
921 		fp->encoding = AUDIO_ENCODING_ULINEAR;
922 		fp->precision = 8;
923 		fp->flags = 0;
924 		break;
925 	case 1:
926 		strcpy(fp->name, AudioEmulaw);
927 		fp->encoding = AUDIO_ENCODING_ULAW;
928 		fp->precision = 8;
929 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
930 		break;
931 	case 2:
932 		strcpy(fp->name, AudioEalaw);
933 		fp->encoding = AUDIO_ENCODING_ALAW;
934 		fp->precision = 8;
935 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
936 		break;
937 	case 3:
938 		strcpy(fp->name, AudioEslinear);
939 		fp->encoding = AUDIO_ENCODING_SLINEAR;
940 		fp->precision = 8;
941 		fp->flags = 0;
942 		break;
943 	case 4:
944 		strcpy(fp->name, AudioEslinear_le);
945 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
946 		fp->precision = 16;
947 		fp->flags = 0;
948 		break;
949 	case 5:
950 		strcpy(fp->name, AudioEulinear_le);
951 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
952 		fp->precision = 16;
953 		fp->flags = 0;
954 		break;
955 	case 6:
956 		strcpy(fp->name, AudioEslinear_be);
957 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
958 		fp->precision = 16;
959 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
960 		break;
961 	case 7:
962 		strcpy(fp->name, AudioEulinear_be);
963 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
964 		fp->precision = 16;
965 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
966 		break;
967 	default:
968 		return EINVAL;
969 	}
970 
971 	return 0;
972 }
973 
974 static int
975 autri_set_params(void *addr, int setmode, int usemode,
976     audio_params_t *play, audio_params_t *rec, stream_filter_list_t *pfil,
977     stream_filter_list_t *rfil)
978 {
979 	if (setmode & AUMODE_RECORD) {
980 		if (auconv_set_converter(autri_formats, AUTRI_NFORMATS,
981 					 AUMODE_RECORD, rec, FALSE, rfil) < 0)
982 			return EINVAL;
983 	}
984 	if (setmode & AUMODE_PLAY) {
985 		if (auconv_set_converter(autri_formats, AUTRI_NFORMATS,
986 					 AUMODE_PLAY, play, FALSE, pfil) < 0)
987 			return EINVAL;
988 	}
989 	return 0;
990 }
991 
992 static int
993 autri_round_blocksize(void *addr, int block,
994     int mode, const audio_params_t *param)
995 {
996 	return block & -4;
997 }
998 
999 static int
1000 autri_halt_output(void *addr)
1001 {
1002 	struct autri_softc *sc;
1003 
1004 	DPRINTF(("autri_halt_output()\n"));
1005 	sc = addr;
1006 	sc->sc_play.intr = NULL;
1007 	autri_stopch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1008 	autri_disable_interrupt(sc, sc->sc_play.ch_intr);
1009 
1010 	return 0;
1011 }
1012 
1013 static int
1014 autri_halt_input(void *addr)
1015 {
1016 	struct autri_softc *sc;
1017 
1018 	DPRINTF(("autri_halt_input()\n"));
1019 	sc = addr;
1020 	sc->sc_rec.intr = NULL;
1021 	autri_stopch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1022 	autri_disable_interrupt(sc, sc->sc_rec.ch_intr);
1023 
1024 	return 0;
1025 }
1026 
1027 static int
1028 autri_getdev(void *addr, struct audio_device *retp)
1029 {
1030 	struct autri_softc *sc;
1031 
1032 	DPRINTF(("autri_getdev().\n"));
1033 	sc = addr;
1034 	strncpy(retp->name, "Trident 4DWAVE", sizeof(retp->name));
1035 	snprintf(retp->version, sizeof(retp->version), "0x%02x",
1036 	     PCI_REVISION(sc->sc_class));
1037 
1038 	switch (sc->sc_devid) {
1039 	case AUTRI_DEVICE_ID_4DWAVE_DX:
1040 		strncpy(retp->config, "4DWAVE-DX", sizeof(retp->config));
1041 		break;
1042 	case AUTRI_DEVICE_ID_4DWAVE_NX:
1043 		strncpy(retp->config, "4DWAVE-NX", sizeof(retp->config));
1044 		break;
1045 	case AUTRI_DEVICE_ID_SIS_7018:
1046 		strncpy(retp->config, "SiS 7018", sizeof(retp->config));
1047 		break;
1048 	case AUTRI_DEVICE_ID_ALI_M5451:
1049 		strncpy(retp->config, "ALi M5451", sizeof(retp->config));
1050 		break;
1051 	default:
1052 		strncpy(retp->config, "unknown", sizeof(retp->config));
1053 	}
1054 
1055 	return 0;
1056 }
1057 
1058 static int
1059 autri_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1060 {
1061 	struct autri_softc *sc;
1062 
1063 	sc = addr;
1064 	return sc->sc_codec.codec_if->vtbl->mixer_set_port(
1065 	    sc->sc_codec.codec_if, cp);
1066 }
1067 
1068 static int
1069 autri_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1070 {
1071 	struct autri_softc *sc;
1072 
1073 	sc = addr;
1074 	return sc->sc_codec.codec_if->vtbl->mixer_get_port(
1075 	    sc->sc_codec.codec_if, cp);
1076 }
1077 
1078 static int
1079 autri_query_devinfo(void *addr, mixer_devinfo_t *dip)
1080 {
1081 	struct autri_softc *sc;
1082 
1083 	sc = addr;
1084 	return sc->sc_codec.codec_if->vtbl->query_devinfo(
1085 	    sc->sc_codec.codec_if, dip);
1086 }
1087 
1088 static void *
1089 autri_malloc(void *addr, int direction, size_t size,
1090     struct malloc_type *pool, int flags)
1091 {
1092 	struct autri_softc *sc;
1093 	struct autri_dma *p;
1094 	int error;
1095 
1096 	p = malloc(sizeof(*p), pool, flags);
1097 	if (!p)
1098 		return NULL;
1099 	sc = addr;
1100 #if 0
1101 	error = autri_allocmem(sc, size, 16, p);
1102 #endif
1103 	error = autri_allocmem(sc, size, 0x10000, p);
1104 	if (error) {
1105 		free(p, pool);
1106 		return NULL;
1107 	}
1108 
1109 	p->next = sc->sc_dmas;
1110 	sc->sc_dmas = p;
1111 	return KERNADDR(p);
1112 }
1113 
1114 static void
1115 autri_free(void *addr, void *ptr, struct malloc_type *pool)
1116 {
1117 	struct autri_softc *sc;
1118 	struct autri_dma **pp, *p;
1119 
1120 	sc = addr;
1121 	for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
1122 		if (KERNADDR(p) == ptr) {
1123 			autri_freemem(sc, p);
1124 			*pp = p->next;
1125 			free(p, pool);
1126 			return;
1127 		}
1128 	}
1129 }
1130 
1131 static struct autri_dma *
1132 autri_find_dma(struct autri_softc *sc, void *addr)
1133 {
1134 	struct autri_dma *p;
1135 
1136 	for (p = sc->sc_dmas; p && KERNADDR(p) != addr; p = p->next)
1137 		continue;
1138 
1139 	return p;
1140 }
1141 
1142 static size_t
1143 autri_round_buffersize(void *addr, int direction, size_t size)
1144 {
1145 
1146 	return size;
1147 }
1148 
1149 static paddr_t
1150 autri_mappage(void *addr, void *mem, off_t off, int prot)
1151 {
1152 	struct autri_softc *sc;
1153 	struct autri_dma *p;
1154 
1155 	if (off < 0)
1156 		return -1;
1157 	sc = addr;
1158 	p = autri_find_dma(sc, mem);
1159 	if (!p)
1160 		return -1;
1161 
1162 	return bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs,
1163 	    off, prot, BUS_DMA_WAITOK);
1164 }
1165 
1166 static int
1167 autri_get_props(void *addr)
1168 {
1169 	return AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
1170 	    AUDIO_PROP_FULLDUPLEX;
1171 }
1172 
1173 static void
1174 autri_setup_channel(struct autri_softc *sc, int mode,
1175 		    const audio_params_t *param)
1176 {
1177 	int i, ch, channel;
1178 	uint32_t reg, cr[5];
1179 	uint32_t cso, eso;
1180 	uint32_t delta, dch[2], ctrl;
1181 	uint32_t alpha_fms, fm_vol, attribute;
1182 
1183 	uint32_t dmaaddr, dmalen;
1184 	int factor, rvol, cvol;
1185 	struct autri_chstatus *chst;
1186 
1187 	ctrl = AUTRI_CTRL_LOOPMODE;
1188 	switch (param->encoding) {
1189 	case AUDIO_ENCODING_SLINEAR_BE:
1190 	case AUDIO_ENCODING_SLINEAR_LE:
1191 		ctrl |= AUTRI_CTRL_SIGNED;
1192 		break;
1193 	}
1194 
1195 	factor = 0;
1196 	if (param->precision == 16) {
1197 		ctrl |= AUTRI_CTRL_16BIT;
1198 		factor++;
1199 	}
1200 
1201 	if (param->channels == 2) {
1202 		ctrl |= AUTRI_CTRL_STEREO;
1203 		factor++;
1204 	}
1205 
1206 	delta = param->sample_rate;
1207 	if (delta < 4000)
1208 		delta = 4000;
1209 	if (delta > 48000)
1210 		delta = 48000;
1211 
1212 	attribute = 0;
1213 
1214 	dch[1] = ((delta << 12) / 48000) & 0x0000ffff;
1215 	if (mode == AUMODE_PLAY) {
1216 		chst = &sc->sc_play;
1217 		dch[0] = ((delta << 12) / 48000) & 0x0000ffff;
1218 		ctrl |= AUTRI_CTRL_WAVEVOL;
1219 	} else {
1220 		chst = &sc->sc_rec;
1221 		dch[0] = ((48000 << 12) / delta) & 0x0000ffff;
1222 		if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018) {
1223 			ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1224 			attribute = AUTRI_ATTR_PCMREC_SIS;
1225 			if (delta != 48000)
1226 				attribute |= AUTRI_ATTR_ENASRC_SIS;
1227 		} else
1228 			ctrl |= AUTRI_CTRL_MUTEVOL;
1229 	}
1230 
1231 	dmaaddr = DMAADDR(chst->dma);
1232 	cso = alpha_fms = 0;
1233 	rvol = cvol = 0x7f;
1234 	fm_vol = 0x0 | ((rvol & 0x7f) << 7) | (cvol & 0x7f);
1235 
1236 	for (ch = 0; ch < 2; ch++) {
1237 
1238 		if (ch == 0)
1239 			dmalen = (chst->length >> factor);
1240 		else {
1241 			/* channel for interrupt */
1242 			dmalen = (chst->blksize >> factor);
1243 			if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
1244 				ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1245 			else
1246 				ctrl |= AUTRI_CTRL_MUTEVOL;
1247 			attribute = 0;
1248 			cso = dmalen - 1;
1249 		}
1250 
1251 		eso = dmalen - 1;
1252 
1253 		switch (sc->sc_devid) {
1254 		case AUTRI_DEVICE_ID_4DWAVE_DX:
1255 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1256 			cr[1] = dmaaddr;
1257 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1258 			cr[3] = fm_vol;
1259 			cr[4] = ctrl;
1260 			break;
1261 		case AUTRI_DEVICE_ID_4DWAVE_NX:
1262 			cr[0] = (dch[ch] << 24) | (cso & 0x00ffffff);
1263 			cr[1] = dmaaddr;
1264 			cr[2] = ((dch[ch] << 16) & 0xff000000) | (eso & 0x00ffffff);
1265 			cr[3] = (alpha_fms << 16) | (fm_vol & 0x0000ffff);
1266 			cr[4] = ctrl;
1267 			break;
1268 		case AUTRI_DEVICE_ID_SIS_7018:
1269 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1270 			cr[1] = dmaaddr;
1271 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1272 			cr[3] = attribute;
1273 			cr[4] = ctrl;
1274 			break;
1275 		case AUTRI_DEVICE_ID_ALI_M5451:
1276 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1277 			cr[1] = dmaaddr;
1278 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1279 			cr[3] = 0;
1280 			cr[4] = ctrl;
1281 			break;
1282 		}
1283 
1284 		/* write channel data */
1285 		channel = (ch == 0) ? chst->ch : chst->ch_intr;
1286 
1287 		reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
1288 		TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | channel);
1289 
1290 		for (i = 0; i < 5; i++) {
1291 			TWRITE4(sc, AUTRI_ARAM_CR + i*sizeof(cr[0]), cr[i]);
1292 			DPRINTFN(5,("cr[%d] : 0x%08X\n", i, cr[i]));
1293 		}
1294 
1295 		/* Bank A only */
1296 		if (channel < 0x20) {
1297 			TWRITE4(sc, AUTRI_EBUF1, AUTRI_EMOD_STILL);
1298 			TWRITE4(sc, AUTRI_EBUF2, AUTRI_EMOD_STILL);
1299 		}
1300 	}
1301 
1302 }
1303 
1304 static int
1305 autri_trigger_output(void *addr, void *start, void *end, int blksize,
1306 		     void (*intr)(void *), void *arg,
1307 		     const audio_params_t *param)
1308 {
1309 	struct autri_softc *sc;
1310 	struct autri_dma *p;
1311 
1312 	DPRINTFN(5,("autri_trigger_output: sc=%p start=%p end=%p "
1313 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1314 	sc = addr;
1315 	sc->sc_play.intr = intr;
1316 	sc->sc_play.intr_arg = arg;
1317 	sc->sc_play.offset = 0;
1318 	sc->sc_play.blksize = blksize;
1319 	sc->sc_play.length = (char *)end - (char *)start;
1320 
1321 	p = autri_find_dma(sc, start);
1322 	if (!p) {
1323 		printf("autri_trigger_output: bad addr %p\n", start);
1324 		return (EINVAL);
1325 	}
1326 
1327 	sc->sc_play.dma = p;
1328 
1329 	/* */
1330 	autri_setup_channel(sc, AUMODE_PLAY, param);
1331 
1332 	/* volume set to no attenuation */
1333 	TWRITE4(sc, AUTRI_MUSICVOL_WAVEVOL, 0);
1334 
1335 	/* enable interrupt */
1336 	autri_enable_interrupt(sc, sc->sc_play.ch_intr);
1337 
1338 	/* start channel */
1339 	autri_startch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1340 
1341 	return 0;
1342 }
1343 
1344 static int
1345 autri_trigger_input(void *addr, void *start, void *end, int blksize,
1346 		    void (*intr)(void *), void *arg,
1347 		    const audio_params_t *param)
1348 {
1349 	struct autri_softc *sc;
1350 	struct autri_dma *p;
1351 
1352 	DPRINTFN(5,("autri_trigger_input: sc=%p start=%p end=%p "
1353 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1354 	sc = addr;
1355 	sc->sc_rec.intr = intr;
1356 	sc->sc_rec.intr_arg = arg;
1357 	sc->sc_rec.offset = 0;
1358 	sc->sc_rec.blksize = blksize;
1359 	sc->sc_rec.length = (char *)end - (char *)start;
1360 
1361 	/* */
1362 	p = autri_find_dma(sc, start);
1363 	if (!p) {
1364 		printf("autri_trigger_input: bad addr %p\n", start);
1365 		return (EINVAL);
1366 	}
1367 
1368 	sc->sc_rec.dma = p;
1369 
1370 	/* */
1371 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
1372 		autri_reg_set_4(sc, AUTRI_NX_ACR0, AUTRI_NX_ACR0_PSB_CAPTURE);
1373 		TWRITE1(sc, AUTRI_NX_RCI3, AUTRI_NX_RCI3_ENABLE | sc->sc_rec.ch);
1374 	}
1375 
1376 #if 0
1377 	/* 4DWAVE only allows capturing at a 48 kHz rate */
1378 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_DX ||
1379 	    sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX)
1380 		param->sample_rate = 48000;
1381 #endif
1382 
1383 	autri_setup_channel(sc, AUMODE_RECORD, param);
1384 
1385 	/* enable interrupt */
1386 	autri_enable_interrupt(sc, sc->sc_rec.ch_intr);
1387 
1388 	/* start channel */
1389 	autri_startch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1390 
1391 	return 0;
1392 }
1393 
1394 #if 0
1395 static int
1396 autri_halt(struct autri_softc *sc)
1397 {
1398 
1399 	DPRINTF(("autri_halt().\n"));
1400 	/*autri_stopch(sc);*/
1401 	autri_disable_interrupt(sc, sc->sc_play.channel);
1402 	autri_disable_interrupt(sc, sc->sc_rec.channel);
1403 	return 0;
1404 }
1405 #endif
1406 
1407 static void
1408 autri_enable_interrupt(struct autri_softc *sc, int ch)
1409 {
1410 	int reg;
1411 
1412 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1413 	ch &= 0x1f;
1414 
1415 	autri_reg_set_4(sc, reg, 1 << ch);
1416 }
1417 
1418 static void
1419 autri_disable_interrupt(struct autri_softc *sc, int ch)
1420 {
1421 	int reg;
1422 
1423 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1424 	ch &= 0x1f;
1425 
1426 	autri_reg_clear_4(sc, reg, 1 << ch);
1427 }
1428 
1429 static void
1430 autri_startch(struct autri_softc *sc, int ch, int ch_intr)
1431 {
1432 	int reg;
1433 	uint32_t chmask;
1434 
1435 	reg = (ch & 0x20) ? AUTRI_START_B : AUTRI_START_A;
1436 	ch &= 0x1f;
1437 	ch_intr &= 0x1f;
1438 	chmask = (1 << ch) | (1 << ch_intr);
1439 
1440 	autri_reg_set_4(sc, reg, chmask);
1441 }
1442 
1443 static void
1444 autri_stopch(struct autri_softc *sc, int ch, int ch_intr)
1445 {
1446 	int reg;
1447 	uint32_t chmask;
1448 
1449 	reg = (ch & 0x20) ? AUTRI_STOP_B : AUTRI_STOP_A;
1450 	ch &= 0x1f;
1451 	ch_intr &= 0x1f;
1452 	chmask = (1 << ch) | (1 << ch_intr);
1453 
1454 	autri_reg_set_4(sc, reg, chmask);
1455 }
1456 
1457 #if NMIDI > 0
1458 static int
1459 autri_midi_open(void *addr, int flags, void (*iintr)(void *, int),
1460 		void (*ointr)(void *), void *arg)
1461 {
1462 	struct autri_softc *sc;
1463 
1464 	DPRINTF(("autri_midi_open()\n"));
1465 	sc = addr;
1466 	DPRINTFN(5,("MPUR1 : 0x%02X\n", TREAD1(sc, AUTRI_MPUR1)));
1467 	DPRINTFN(5,("MPUR2 : 0x%02X\n", TREAD1(sc, AUTRI_MPUR2)));
1468 
1469 	sc->sc_iintr = iintr;
1470 	sc->sc_ointr = ointr;
1471 	sc->sc_arg = arg;
1472 
1473 	if (flags & FREAD)
1474 		autri_reg_clear_1(sc, AUTRI_MPUR2, AUTRI_MIDIIN_ENABLE_INTR);
1475 
1476 	if (flags & FWRITE)
1477 		autri_reg_set_1(sc, AUTRI_MPUR2, AUTRI_MIDIOUT_CONNECT);
1478 
1479 	return 0;
1480 }
1481 
1482 static void
1483 autri_midi_close(void *addr)
1484 {
1485 	struct autri_softc *sc;
1486 
1487 	DPRINTF(("autri_midi_close()\n"));
1488 	sc = addr;
1489 	tsleep(sc, PWAIT, "autri", hz/10); /* give uart a chance to drain */
1490 
1491 	sc->sc_iintr = NULL;
1492 	sc->sc_ointr = NULL;
1493 }
1494 
1495 static int
1496 autri_midi_output(void *addr, int d)
1497 {
1498 	struct autri_softc *sc;
1499 	int x;
1500 
1501 	sc = addr;
1502 	for (x = 0; x != MIDI_BUSY_WAIT; x++) {
1503 		if ((TREAD1(sc, AUTRI_MPUR1) & AUTRI_MIDIOUT_READY) == 0) {
1504 			TWRITE1(sc, AUTRI_MPUR0, d);
1505 			return 0;
1506 		}
1507 		delay(MIDI_BUSY_DELAY);
1508 	}
1509 	return EIO;
1510 }
1511 
1512 static void
1513 autri_midi_getinfo(void *addr, struct midi_info *mi)
1514 {
1515 
1516 	mi->name = "4DWAVE MIDI UART";
1517 	mi->props = MIDI_PROP_CAN_INPUT;
1518 }
1519 
1520 #endif
1521