xref: /netbsd-src/sys/dev/pci/autri.c (revision 23c8222edbfb0f0932d88a8351d3a0cf817dfb9e)
1 /*	$NetBSD: autri.c,v 1.22 2004/11/09 16:28:14 kent 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 1.22 2004/11/09 16:28:14 kent 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 <machine/bus.h>
64 #include <machine/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 int	autri_match(struct device *, struct cfdata *, void *);
79 void	autri_attach(struct device *, struct device *, void *);
80 int	autri_intr(void *);
81 
82 #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr)
83 #define KERNADDR(p) ((void *)((p)->addr))
84 
85 int     autri_allocmem(struct autri_softc *, size_t,
86 		       size_t, struct autri_dma *);
87 int     autri_freemem(struct autri_softc *, struct autri_dma *);
88 
89 #define TWRITE1(sc, r, x) bus_space_write_1((sc)->memt, (sc)->memh, (r), (x))
90 #define TWRITE2(sc, r, x) bus_space_write_2((sc)->memt, (sc)->memh, (r), (x))
91 #define TWRITE4(sc, r, x) bus_space_write_4((sc)->memt, (sc)->memh, (r), (x))
92 #define TREAD1(sc, r) bus_space_read_1((sc)->memt, (sc)->memh, (r))
93 #define TREAD2(sc, r) bus_space_read_2((sc)->memt, (sc)->memh, (r))
94 #define TREAD4(sc, r) bus_space_read_4((sc)->memt, (sc)->memh, (r))
95 
96 static __inline void autri_reg_set_1(struct autri_softc *, int, uint8_t);
97 static __inline void autri_reg_clear_1(struct autri_softc *, int, uint8_t);
98 static __inline void autri_reg_set_4(struct autri_softc *, int, uint32_t);
99 static __inline void autri_reg_clear_4(struct autri_softc *, int, uint32_t);
100 
101 int	autri_attach_codec(void *sc, struct ac97_codec_if *);
102 int	autri_read_codec(void *sc, u_int8_t a, u_int16_t *d);
103 int	autri_write_codec(void *sc, u_int8_t a, u_int16_t d);
104 int	autri_reset_codec(void *sc);
105 enum ac97_host_flags	autri_flags_codec(void *sc);
106 
107 static void autri_powerhook(int why,void *addr);
108 static int  autri_init(void *sc);
109 static struct autri_dma *autri_find_dma(struct autri_softc *, void *);
110 static void autri_setup_channel(struct autri_softc *sc,int mode,
111 				struct audio_params *param);
112 static void autri_enable_interrupt(struct autri_softc *sc, int ch);
113 static void autri_disable_interrupt(struct autri_softc *sc, int ch);
114 static void autri_startch(struct autri_softc *sc, int ch, int ch_intr);
115 static void autri_stopch(struct autri_softc *sc, int ch, int ch_intr);
116 static void autri_enable_loop_interrupt(void *sc);
117 #if 0
118 static void autri_disable_loop_interrupt(void *sc);
119 #endif
120 
121 CFATTACH_DECL(autri, sizeof(struct autri_softc),
122     autri_match, autri_attach, NULL, NULL);
123 
124 int	autri_open(void *, int);
125 void	autri_close(void *);
126 int	autri_query_encoding(void *, struct audio_encoding *);
127 int	autri_set_params(void *, int, int,
128 			 struct audio_params *, struct audio_params *);
129 int	autri_round_blocksize(void *, int);
130 int	autri_trigger_output(void *, void *, void *, int, void (*)(void *),
131 			     void *, struct audio_params *);
132 int	autri_trigger_input(void *, void *, void *, int, void (*)(void *),
133 			    void *, struct audio_params *);
134 int	autri_halt_output(void *);
135 int	autri_halt_input(void *);
136 int	autri_getdev(void *, struct audio_device *);
137 int	autri_mixer_set_port(void *, mixer_ctrl_t *);
138 int	autri_mixer_get_port(void *, mixer_ctrl_t *);
139 void*	autri_malloc(void *, int, size_t, struct malloc_type *, int);
140 void	autri_free(void *, void *, struct malloc_type *);
141 size_t	autri_round_buffersize(void *, int, size_t);
142 paddr_t autri_mappage(void *, void *, off_t, int);
143 int	autri_get_props(void *);
144 int	autri_query_devinfo(void *addr, mixer_devinfo_t *dip);
145 
146 int     autri_get_portnum_by_name(struct autri_softc *, char *, char *, char *);
147 
148 static const struct audio_hw_if autri_hw_if = {
149         autri_open,
150 	autri_close,
151 	NULL,			/* drain */
152 	autri_query_encoding,
153 	autri_set_params,
154 	autri_round_blocksize,
155 	NULL,			/* commit_settings */
156 	NULL,			/* init_output */
157 	NULL,			/* init_input */
158 	NULL,			/* start_output */
159 	NULL,			/* start_input */
160 	autri_halt_output,
161 	autri_halt_input,
162 	NULL,			/* speaker_ctl */
163 	autri_getdev,
164 	NULL,			/* setfd */
165 	autri_mixer_set_port,
166 	autri_mixer_get_port,
167 	autri_query_devinfo,
168 	autri_malloc,
169 	autri_free,
170 	autri_round_buffersize,
171 	autri_mappage,
172 	autri_get_props,
173 	autri_trigger_output,
174 	autri_trigger_input,
175 	NULL,			/* dev_ioctl */
176 };
177 
178 #if NMIDI > 0
179 void	autri_midi_close(void *);
180 void	autri_midi_getinfo(void *, struct midi_info *);
181 int	autri_midi_open(void *, int, void (*)(void *, int),
182 			   void (*)(void *), void *);
183 int	autri_midi_output(void *, int);
184 
185 const struct midi_hw_if autri_midi_hw_if = {
186 	autri_midi_open,
187 	autri_midi_close,
188 	autri_midi_output,
189 	autri_midi_getinfo,
190 	NULL,			/* ioctl */
191 };
192 #endif
193 
194 /*
195  * register set/clear bit
196  */
197 static __inline void
198 autri_reg_set_1(struct autri_softc *sc, int no, uint8_t mask)
199 {
200 	bus_space_write_1(sc->memt, sc->memh, no,
201 	    (bus_space_read_1(sc->memt, sc->memh, no) | mask));
202 }
203 
204 static __inline void
205 autri_reg_clear_1(struct autri_softc *sc, int no, uint8_t mask)
206 {
207 	bus_space_write_1(sc->memt, sc->memh, no,
208 	    (bus_space_read_1(sc->memt, sc->memh, no) & ~mask));
209 }
210 
211 static __inline void
212 autri_reg_set_4(struct autri_softc *sc, int no, uint32_t mask)
213 {
214 	bus_space_write_4(sc->memt, sc->memh, no,
215 	    (bus_space_read_4(sc->memt, sc->memh, no) | mask));
216 }
217 
218 static __inline void
219 autri_reg_clear_4(struct autri_softc *sc, int no, uint32_t mask)
220 {
221 	bus_space_write_4(sc->memt, sc->memh, no,
222 	    (bus_space_read_4(sc->memt, sc->memh, no) & ~mask));
223 }
224 
225 /*
226  * AC'97 codec
227  */
228 int
229 autri_attach_codec(void *sc_, struct ac97_codec_if *codec_if)
230 {
231 	struct autri_codec_softc *sc = sc_;
232 
233 	DPRINTF(("autri_attach_codec()\n"));
234 
235 	sc->codec_if = codec_if;
236 	return 0;
237 }
238 
239 int
240 autri_read_codec(void *sc_, u_int8_t index, u_int16_t *data)
241 {
242 	struct autri_codec_softc *codec = sc_;
243 	struct autri_softc *sc = codec->sc;
244 	u_int32_t status, addr, cmd, busy;
245 	u_int16_t count;
246 
247 	/*DPRINTF(("sc->sc->type : 0x%X",sc->sc->type));*/
248 
249 	switch (sc->sc_devid) {
250 	case AUTRI_DEVICE_ID_4DWAVE_DX:
251 		addr = AUTRI_DX_ACR1;
252 		cmd  = AUTRI_DX_ACR1_CMD_READ;
253 		busy = AUTRI_DX_ACR1_BUSY_READ;
254 		break;
255 	case AUTRI_DEVICE_ID_4DWAVE_NX:
256 		addr = AUTRI_NX_ACR2;
257 		cmd  = AUTRI_NX_ACR2_CMD_READ;
258 		busy = AUTRI_NX_ACR2_BUSY_READ | AUTRI_NX_ACR2_RECV_WAIT;
259 		break;
260 	case AUTRI_DEVICE_ID_SIS_7018:
261 		addr = AUTRI_SIS_ACRD;
262 		cmd  = AUTRI_SIS_ACRD_CMD_READ;
263 		busy = AUTRI_SIS_ACRD_BUSY_READ | AUTRI_SIS_ACRD_AUDIO_BUSY;
264 		break;
265 	case AUTRI_DEVICE_ID_ALI_M5451:
266 		if (sc->sc_revision > 0x01)
267 			addr = AUTRI_ALI_ACWR;
268 		else
269 			addr = AUTRI_ALI_ACRD;
270 		cmd  = AUTRI_ALI_ACRD_CMD_READ;
271 		busy = AUTRI_ALI_ACRD_BUSY_READ;
272 		break;
273 	default:
274 		printf("%s: autri_read_codec : unknown device\n",
275 		       sc->sc_dev.dv_xname);
276 		return -1;
277 	}
278 
279 	/* wait for 'Ready to Read' */
280 	for (count=0; count<0xffff; count++) {
281 		if ((TREAD4(sc, addr) & busy) == 0)
282 			break;
283 	}
284 
285 	if (count == 0xffff) {
286 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
287 		       sc->sc_dev.dv_xname);
288 		return -1;
289 	}
290 
291 	/* send Read Command to AC'97 */
292 	TWRITE4(sc, addr, (index & 0x7f) | cmd);
293 
294 	/* wait for 'Returned data is avalable' */
295 	for (count=0; count<0xffff; count++) {
296 		status = TREAD4(sc, addr);
297 		if ((status & busy) == 0)
298 			break;
299 	}
300 
301 	if (count == 0xffff) {
302 		printf("%s: Codec timeout. Busy reading AC'97 codec.\n",
303 		       sc->sc_dev.dv_xname);
304 		return -1;
305 	}
306 
307 	*data =  (status >> 16) & 0x0000ffff;
308 	/*DPRINTF(("autri_read_codec(0x%X) return 0x%X\n",reg,*data));*/
309 	return 0;
310 }
311 
312 int
313 autri_write_codec(void *sc_, u_int8_t index, u_int16_t data)
314 {
315 	struct autri_codec_softc *codec = sc_;
316 	struct autri_softc *sc = codec->sc;
317 	u_int32_t addr, cmd, busy;
318 	u_int16_t count;
319 
320 	/*DPRINTF(("autri_write_codec(0x%X,0x%X)\n",index,data));*/
321 
322 	switch (sc->sc_devid) {
323 	case AUTRI_DEVICE_ID_4DWAVE_DX:
324 		addr = AUTRI_DX_ACR0;
325 		cmd  = AUTRI_DX_ACR0_CMD_WRITE;
326 		busy = AUTRI_DX_ACR0_BUSY_WRITE;
327 		break;
328 	case AUTRI_DEVICE_ID_4DWAVE_NX:
329 		addr = AUTRI_NX_ACR1;
330 		cmd  = AUTRI_NX_ACR1_CMD_WRITE;
331 		busy = AUTRI_NX_ACR1_BUSY_WRITE;
332 		break;
333 	case AUTRI_DEVICE_ID_SIS_7018:
334 		addr = AUTRI_SIS_ACWR;
335 		cmd  = AUTRI_SIS_ACWR_CMD_WRITE;
336 		busy = AUTRI_SIS_ACWR_BUSY_WRITE | AUTRI_SIS_ACWR_AUDIO_BUSY;
337 		break;
338 	case AUTRI_DEVICE_ID_ALI_M5451:
339 		addr = AUTRI_ALI_ACWR;
340 		cmd  = AUTRI_ALI_ACWR_CMD_WRITE;
341 		if (sc->sc_revision > 0x01)
342 			cmd  |= 0x0100;
343 		busy = AUTRI_ALI_ACWR_BUSY_WRITE;
344 		break;
345 	default:
346 		printf("%s: autri_write_codec : unknown device.\n",
347 		       sc->sc_dev.dv_xname);
348 		return -1;
349 	}
350 
351 	/* wait for 'Ready to Write' */
352 	for (count=0; count<0xffff; count++) {
353 		if ((TREAD4(sc, addr) & busy) == 0)
354 			break;
355 	}
356 
357 	if (count == 0xffff) {
358 		printf("%s: Codec timeout. Busy writing AC'97 codec\n",
359 		       sc->sc_dev.dv_xname);
360 		return -1;
361 	}
362 
363 	/* send Write Command to AC'97 */
364 	TWRITE4(sc, addr, (data << 16) | (index & 0x7f) | cmd);
365 
366 	return 0;
367 }
368 
369 int
370 autri_reset_codec(void *sc_)
371 {
372 	struct autri_codec_softc *codec = sc_;
373 	struct autri_softc *sc = codec->sc;
374 	u_int32_t reg, ready;
375 	int addr, count = 200;
376 
377 	DPRINTF(("autri_reset_codec(codec=%p,sc=%p)\n",codec,sc));
378 	DPRINTF(("sc->sc_devid=%X\n",sc->sc_devid));
379 
380 	switch (sc->sc_devid) {
381 	case AUTRI_DEVICE_ID_4DWAVE_DX:
382 		/* warm reset AC'97 codec */
383 		autri_reg_set_4(sc, AUTRI_DX_ACR2, 1);
384 		delay(100);
385 		/* release reset */
386 		autri_reg_clear_4(sc, AUTRI_DX_ACR2, 1);
387 		delay(100);
388 
389 		addr = AUTRI_DX_ACR2;
390 		ready = AUTRI_DX_ACR2_CODEC_READY;
391 		break;
392 	case AUTRI_DEVICE_ID_4DWAVE_NX:
393 		/* warm reset AC'97 codec */
394 		autri_reg_set_4(sc, AUTRI_NX_ACR0, 1);
395 		delay(100);
396 		/* release reset */
397 		autri_reg_clear_4(sc, AUTRI_NX_ACR0, 1);
398 		delay(100);
399 
400 		addr = AUTRI_NX_ACR0;
401 		ready = AUTRI_NX_ACR0_CODEC_READY;
402 		break;
403 	case AUTRI_DEVICE_ID_SIS_7018:
404 		/* cold reset AC'97 codec */
405 		autri_reg_set_4(sc, AUTRI_SIS_SCTRL, 2);
406 		delay(1000);
407 		/* release reset (warm & cold) */
408 		autri_reg_clear_4(sc, AUTRI_SIS_SCTRL, 3);
409 		delay(2000);
410 
411 		addr = AUTRI_SIS_SCTRL;
412 		ready = AUTRI_SIS_SCTRL_CODEC_READY;
413 		break;
414 	case AUTRI_DEVICE_ID_ALI_M5451:
415 		/* warm reset AC'97 codec */
416 		autri_reg_set_4(sc, AUTRI_ALI_SCTRL, 1);
417 		delay(100);
418 		/* release reset (warm & cold) */
419 		autri_reg_clear_4(sc, AUTRI_ALI_SCTRL, 3);
420 		delay(100);
421 
422 		addr = AUTRI_ALI_SCTRL;
423 		ready = AUTRI_ALI_SCTRL_CODEC_READY;
424 		break;
425 	default:
426 		printf("%s: autri_reset_codec : unknown device\n",
427 		       sc->sc_dev.dv_xname);
428 		return EOPNOTSUPP;
429 	}
430 
431 	/* wait for 'Codec Ready' */
432 	while (count--) {
433 		reg = TREAD4(sc, addr);
434 		if (reg & ready)
435 			break;
436 		delay(1000);
437 	}
438 
439 	if (count == 0) {
440 		printf("%s: Codec timeout. AC'97 is not ready for operation.\n",
441 		       sc->sc_dev.dv_xname);
442 		return ETIMEDOUT;
443 	}
444 	return 0;
445 }
446 
447 enum ac97_host_flags
448 autri_flags_codec(void *sc_)
449 {
450 	return AC97_HOST_DONT_READ;
451 }
452 
453 /*
454  *
455  */
456 
457 int
458 autri_match(struct device *parent, struct cfdata *match, void *aux)
459 {
460 	struct pci_attach_args *pa = (struct pci_attach_args *) aux;
461 
462 	switch (PCI_VENDOR(pa->pa_id)) {
463 	case PCI_VENDOR_TRIDENT:
464 		switch (PCI_PRODUCT(pa->pa_id)) {
465 		case PCI_PRODUCT_TRIDENT_4DWAVE_DX:
466 		case PCI_PRODUCT_TRIDENT_4DWAVE_NX:
467 			return 1;
468 		}
469 		break;
470 	case PCI_VENDOR_SIS:
471 		switch (PCI_PRODUCT(pa->pa_id)) {
472 		case PCI_PRODUCT_SIS_7018:
473 			return 1;
474 		}
475 		break;
476 	case PCI_VENDOR_ALI:
477 		switch (PCI_PRODUCT(pa->pa_id)) {
478 		case PCI_PRODUCT_ALI_M5451:
479 			return 1;
480 		}
481 		break;
482 	}
483 
484 	return 0;
485 }
486 
487 void
488 autri_attach(struct device *parent, struct device *self, void *aux)
489 {
490 	struct autri_softc *sc = (struct autri_softc *)self;
491 	struct pci_attach_args *pa = (struct pci_attach_args *)aux;
492 	pci_chipset_tag_t pc = pa->pa_pc;
493 	struct autri_codec_softc *codec;
494 	pci_intr_handle_t ih;
495 	char const *intrstr;
496 	char devinfo[256];
497 	int r;
498 	u_int32_t reg;
499 
500 	aprint_naive(": Audio controller\n");
501 
502 	sc->sc_devid = pa->pa_id;
503 	sc->sc_class = pa->pa_class;
504 
505 	pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo, sizeof(devinfo));
506 	sc->sc_revision = PCI_REVISION(pa->pa_class);
507 	aprint_normal(": %s (rev. 0x%02x)\n", devinfo, sc->sc_revision);
508 
509 	/* map register to memory */
510 	if (pci_mapreg_map(pa, AUTRI_PCI_MEMORY_BASE,
511 	    PCI_MAPREG_TYPE_MEM, 0, &sc->memt, &sc->memh, NULL, NULL)) {
512 		aprint_error("%s: can't map memory space\n",
513 		    sc->sc_dev.dv_xname);
514 		return;
515 	}
516 
517 	/* map and establish the interrupt */
518 	if (pci_intr_map(pa, &ih)) {
519 		aprint_error("%s: couldn't map interrupt\n",
520 		    sc->sc_dev.dv_xname);
521 		return;
522 	}
523 	intrstr = pci_intr_string(pc, ih);
524 	sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, autri_intr, sc);
525 	if (sc->sc_ih == NULL) {
526 		aprint_error("%s: couldn't establish interrupt",
527 		    sc->sc_dev.dv_xname);
528 		if (intrstr != NULL)
529 			aprint_normal(" at %s", intrstr);
530 		aprint_normal("\n");
531 		return;
532 	}
533 	aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
534 
535 	sc->sc_dmatag = pa->pa_dmat;
536 	sc->sc_pc = pc;
537 	sc->sc_pt = pa->pa_tag;
538 
539 	/* enable the device */
540 	reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
541 	reg |= (PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE);
542 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg);
543 
544 	/* initialize the device */
545 	autri_init(sc);
546 
547 	/* attach AC'97 codec */
548 	codec = &sc->sc_codec;
549 	memcpy(&codec->sc_dev, &sc->sc_dev, sizeof(codec->sc_dev));
550 	codec->sc = sc;
551 
552 	codec->host_if.arg = codec;
553 	codec->host_if.attach = autri_attach_codec;
554 	codec->host_if.reset = autri_reset_codec;
555 	codec->host_if.read = autri_read_codec;
556 	codec->host_if.write = autri_write_codec;
557 	codec->host_if.flags = autri_flags_codec;
558 
559 	if ((r = ac97_attach(&codec->host_if)) != 0) {
560 		aprint_error("%s: can't attach codec (error 0x%X)\n",
561 		    sc->sc_dev.dv_xname, r);
562 		return;
563 	}
564 
565 	audio_attach_mi(&autri_hw_if, sc, &sc->sc_dev);
566 
567 #if NMIDI > 0
568 	midi_attach_mi(&autri_midi_hw_if, sc, &sc->sc_dev);
569 #endif
570 
571 	sc->sc_old_power = PWR_RESUME;
572 	powerhook_establish(autri_powerhook, sc);
573 }
574 
575 static void
576 autri_powerhook(int why, void *addr)
577 {
578 	struct autri_softc *sc = addr;
579 
580 	if (why == PWR_RESUME && sc->sc_old_power == PWR_SUSPEND) {
581 		DPRINTF(("PWR_RESUME\n"));
582 		autri_init(sc);
583 		/*autri_reset_codec(&sc->sc_codec);*/
584 		(sc->sc_codec.codec_if->vtbl->restore_ports)(sc->sc_codec.codec_if);
585 	}
586 	sc->sc_old_power = why;
587 }
588 
589 int
590 autri_init(void *sc_)
591 {
592 	struct autri_softc *sc = sc_;
593 	u_int32_t reg;
594 
595 	pci_chipset_tag_t pc = sc->sc_pc;
596 	pcitag_t pt = sc->sc_pt;
597 
598 	DPRINTF(("in autri_init()\n"));
599 	DPRINTFN(5,("pci_conf_read(0x40) : 0x%X\n",pci_conf_read(pc,pt,0x40)));
600 	DPRINTFN(5,("pci_conf_read(0x44) : 0x%X\n",pci_conf_read(pc,pt,0x44)));
601 
602 	switch (sc->sc_devid) {
603 	case AUTRI_DEVICE_ID_4DWAVE_DX:
604 		/* disable Legacy Control */
605 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
606 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
607 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
608 		delay(100);
609 		/* audio engine reset */
610 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
611 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00040000);
612 		delay(100);
613 		/* release reset */
614 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
615 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
616 		delay(100);
617 		/* DAC on */
618 		autri_reg_set_4(sc,AUTRI_DX_ACR2,0x02);
619 		break;
620 	case AUTRI_DEVICE_ID_4DWAVE_NX:
621 		/* disable Legacy Control */
622 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
623 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
624 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
625 		delay(100);
626 		/* audio engine reset */
627 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
628 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00010000);
629 		delay(100);
630 		/* release reset */
631 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
632 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00010000);
633 		delay(100);
634 		/* DAC on */
635 		autri_reg_set_4(sc,AUTRI_NX_ACR0,0x02);
636 		break;
637 	case AUTRI_DEVICE_ID_SIS_7018:
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 		/* reset Digital Controller */
644 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
645 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
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 		/* disable AC97 GPIO interrupt */
652 		TWRITE1(sc, AUTRI_SIS_ACGPIO, 0);
653 		/* enable 64 channel mode */
654 		autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, BANK_B_EN);
655 		break;
656 	case AUTRI_DEVICE_ID_ALI_M5451:
657 		/* disable Legacy Control */
658 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
659 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
660 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
661 		delay(100);
662 		/* reset Digital Controller */
663 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
664 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
665 		delay(100);
666 		/* release reset */
667 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
668 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
669 		delay(100);
670 		/* enable PCM input */
671 		autri_reg_set_4(sc, AUTRI_ALI_GCONTROL, AUTRI_ALI_GCONTROL_PCM_IN);
672 		break;
673 	}
674 
675 	if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
676 		sc->sc_play.ch      = 0;
677 		sc->sc_play.ch_intr = 1;
678 		sc->sc_rec.ch       = 31;
679 		sc->sc_rec.ch_intr  = 2;
680 	} else {
681 		sc->sc_play.ch      = 0x20;
682 		sc->sc_play.ch_intr = 0x21;
683 		sc->sc_rec.ch       = 0x22;
684 		sc->sc_rec.ch_intr  = 0x23;
685 	}
686 
687 	/* clear channel status */
688 	TWRITE4(sc, AUTRI_STOP_A, 0xffffffff);
689 	TWRITE4(sc, AUTRI_STOP_B, 0xffffffff);
690 
691 	/* disable channel interrupt */
692 	TWRITE4(sc, AUTRI_AINTEN_A, 0);
693 	TWRITE4(sc, AUTRI_AINTEN_B, 0);
694 
695 #if 0
696 	/* TLB */
697 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
698 		TWRITE4(sc,AUTRI_NX_TLBC,0);
699 	}
700 #endif
701 
702 	autri_enable_loop_interrupt(sc);
703 
704 	DPRINTF(("out autri_init()\n"));
705 	return 0;
706 }
707 
708 static void
709 autri_enable_loop_interrupt(void *sc_)
710 {
711 	struct autri_softc *sc = sc_;
712 	u_int32_t reg;
713 
714 	/*reg = (ENDLP_IE | MIDLP_IE);*/
715 	reg = ENDLP_IE;
716 
717 	if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
718 		reg |= BANK_B_EN;
719 
720 	autri_reg_set_4(sc,AUTRI_LFO_GC_CIR,reg);
721 }
722 
723 #if 0
724 static void
725 autri_disable_loop_interrupt(void *sc_)
726 {
727 	struct autri_softc *sc = sc_;
728 	u_int32_t reg;
729 
730 	reg = (ENDLP_IE | MIDLP_IE);
731 	autri_reg_clear_4(sc,AUTRI_LFO_GC_CIR,reg);
732 }
733 #endif
734 
735 int
736 autri_intr(void *p)
737 {
738 	struct autri_softc *sc = p;
739 	u_int32_t intsrc;
740 	u_int32_t mask, active[2];
741 	int ch, endch;
742 /*
743 	u_int32_t reg;
744 	u_int32_t cso,eso;
745 */
746 
747 	intsrc = TREAD4(sc,AUTRI_MISCINT);
748 	if ((intsrc & (ADDRESS_IRQ|MPU401_IRQ)) == 0)
749 		return 0;
750 
751 	if (intsrc & ADDRESS_IRQ) {
752 
753 		active[0] = TREAD4(sc,AUTRI_AIN_A);
754 		active[1] = TREAD4(sc,AUTRI_AIN_B);
755 
756 		if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
757 			endch = 32;
758 		} else {
759 			endch = 64;
760 		}
761 
762 		for (ch=0; ch<endch; ch++) {
763 			mask = 1 << (ch & 0x1f);
764 			if (active[(ch & 0x20) ? 1 : 0] & mask) {
765 
766 				/* clear interrupt */
767 				TWRITE4(sc, (ch & 0x20) ? AUTRI_AIN_B : AUTRI_AIN_A, mask);
768 				/* disable interrupt */
769 				autri_reg_clear_4(sc,(ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
770 #if 0
771 				reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
772 				TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | ch);
773 
774 				if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
775 				  cso = TREAD4(sc, 0xe0) & 0x00ffffff;
776 				  eso = TREAD4(sc, 0xe8) & 0x00ffffff;
777 				} else {
778 				  cso = (TREAD4(sc, 0xe0) >> 16) & 0x0000ffff;
779 				  eso = (TREAD4(sc, 0xe8) >> 16) & 0x0000ffff;
780 				}
781 				/*printf("cso=%d, eso=%d\n",cso,eso);*/
782 #endif
783 				if (ch == sc->sc_play.ch_intr) {
784 					if (sc->sc_play.intr)
785 						sc->sc_play.intr(sc->sc_play.intr_arg);
786 				}
787 
788 				if (ch == sc->sc_rec.ch_intr) {
789 					if (sc->sc_rec.intr)
790 						sc->sc_rec.intr(sc->sc_rec.intr_arg);
791 				}
792 
793 				/* enable interrupt */
794 				autri_reg_set_4(sc, (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
795 			}
796 		}
797 	}
798 
799 	if (intsrc & MPU401_IRQ) {
800 		/* XXX */
801 	}
802 
803 	autri_reg_set_4(sc,AUTRI_MISCINT,
804 		ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW);
805 
806 	return 1;
807 }
808 
809 /*
810  *
811  */
812 
813 int
814 autri_allocmem(struct autri_softc *sc, size_t size, size_t align,
815 	       struct autri_dma *p)
816 {
817 	int error;
818 
819 	p->size = size;
820 	error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
821 	    p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
822 	    &p->nsegs, BUS_DMA_NOWAIT);
823 	if (error)
824 		return (error);
825 
826 	error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
827 	    &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT);
828 	if (error)
829 		goto free;
830 
831 	error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
832 	    0, BUS_DMA_NOWAIT, &p->map);
833 	if (error)
834 		goto unmap;
835 
836 	error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
837 	    BUS_DMA_NOWAIT);
838 	if (error)
839 		goto destroy;
840 	return (0);
841 
842 destroy:
843 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
844 unmap:
845 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
846 free:
847 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
848 	return (error);
849 }
850 
851 int
852 autri_freemem(struct autri_softc *sc, struct autri_dma *p)
853 {
854 	bus_dmamap_unload(sc->sc_dmatag, p->map);
855 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
856 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
857 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
858 	return 0;
859 }
860 
861 int
862 autri_open(void *addr, int flags)
863 {
864 	DPRINTF(("autri_open()\n"));
865 	DPRINTFN(5,("MISCINT    : 0x%08X\n",
866 		    TREAD4((struct autri_softc *)addr, AUTRI_MISCINT)));
867 	DPRINTFN(5,("LFO_GC_CIR : 0x%08X\n",
868 		    TREAD4((struct autri_softc *)addr, AUTRI_LFO_GC_CIR)));
869         return 0;
870 }
871 
872 void
873 autri_close(void *addr)
874 {
875 	DPRINTF(("autri_close()\n"));
876 }
877 
878 int
879 autri_query_encoding(void *addr, struct audio_encoding *fp)
880 {
881 	switch (fp->index) {
882 	case 0:
883 		strcpy(fp->name, AudioEulinear);
884 		fp->encoding = AUDIO_ENCODING_ULINEAR;
885 		fp->precision = 8;
886 		fp->flags = 0;
887 		break;
888 	case 1:
889 		strcpy(fp->name, AudioEmulaw);
890 		fp->encoding = AUDIO_ENCODING_ULAW;
891 		fp->precision = 8;
892 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
893 		break;
894 	case 2:
895 		strcpy(fp->name, AudioEalaw);
896 		fp->encoding = AUDIO_ENCODING_ALAW;
897 		fp->precision = 8;
898 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
899 		break;
900 	case 3:
901 		strcpy(fp->name, AudioEslinear);
902 		fp->encoding = AUDIO_ENCODING_SLINEAR;
903 		fp->precision = 8;
904 		fp->flags = 0;
905 		break;
906 	case 4:
907 		strcpy(fp->name, AudioEslinear_le);
908 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
909 		fp->precision = 16;
910 		fp->flags = 0;
911 		break;
912 	case 5:
913 		strcpy(fp->name, AudioEulinear_le);
914 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
915 		fp->precision = 16;
916 		fp->flags = 0;
917 		break;
918 	case 6:
919 		strcpy(fp->name, AudioEslinear_be);
920 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
921 		fp->precision = 16;
922 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
923 		break;
924 	case 7:
925 		strcpy(fp->name, AudioEulinear_be);
926 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
927 		fp->precision = 16;
928 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
929 		break;
930 	default:
931 		return (EINVAL);
932 	}
933 
934 	return 0;
935 }
936 
937 int
938 autri_set_params(void *addr, int setmode, int usemode,
939 		 struct audio_params *play, struct audio_params *rec)
940 {
941 	struct audio_params *p;
942 	int mode;
943 
944 	for (mode = AUMODE_RECORD; mode != -1;
945 	    mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
946 		if ((setmode & mode) == 0)
947 			continue;
948 
949 		p = mode == AUMODE_PLAY ? play : rec;
950 
951 		if (p->sample_rate < 4000 || p->sample_rate > 48000 ||
952 		    (p->precision != 8 && p->precision != 16) ||
953 		    (p->channels != 1 && p->channels != 2))
954 			return (EINVAL);
955 
956 		p->factor = 1;
957 		p->sw_code = 0;
958 		switch (p->encoding) {
959 		case AUDIO_ENCODING_SLINEAR_BE:
960 		case AUDIO_ENCODING_ULINEAR_BE:
961 			if (p->precision == 16)
962 				p->sw_code = swap_bytes;
963 			break;
964 		case AUDIO_ENCODING_SLINEAR_LE:
965 		case AUDIO_ENCODING_ULINEAR_LE:
966 			break;
967 		case AUDIO_ENCODING_ULAW:
968 			if (mode == AUMODE_PLAY)
969 				p->sw_code = mulaw_to_ulinear8;
970 			else
971 				p->sw_code = ulinear8_to_mulaw;
972 
973 			break;
974 		case AUDIO_ENCODING_ALAW:
975 			if (mode == AUMODE_PLAY)
976 				p->sw_code = alaw_to_ulinear8;
977 			else
978 				p->sw_code = ulinear8_to_alaw;
979 
980 			break;
981 		default:
982 			return (EINVAL);
983 		}
984 	}
985 
986 	return 0;
987 }
988 
989 int
990 autri_round_blocksize(void *addr, int block)
991 {
992 	return (block & -4);
993 }
994 
995 int
996 autri_halt_output(void *addr)
997 {
998 	struct autri_softc *sc = addr;
999 
1000 	DPRINTF(("autri_halt_output()\n"));
1001 
1002 	sc->sc_play.intr = NULL;
1003 	autri_stopch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1004 	autri_disable_interrupt(sc, sc->sc_play.ch_intr);
1005 
1006 	return 0;
1007 }
1008 
1009 int
1010 autri_halt_input(void *addr)
1011 {
1012 	struct autri_softc *sc = addr;
1013 
1014 	DPRINTF(("autri_halt_input()\n"));
1015 
1016 	sc->sc_rec.intr = NULL;
1017 	autri_stopch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1018 	autri_disable_interrupt(sc, sc->sc_rec.ch_intr);
1019 
1020 	return 0;
1021 }
1022 
1023 int
1024 autri_getdev(void *addr, struct audio_device *retp)
1025 {
1026 	struct autri_softc *sc = addr;
1027 
1028 	DPRINTF(("autri_getdev().\n"));
1029 
1030 	strncpy(retp->name, "Trident 4DWAVE", sizeof(retp->name));
1031 	snprintf(retp->version, sizeof(retp->version), "0x%02x",
1032 	     PCI_REVISION(sc->sc_class));
1033 
1034 	switch (sc->sc_devid) {
1035 	case AUTRI_DEVICE_ID_4DWAVE_DX:
1036 		strncpy(retp->config, "4DWAVE-DX", sizeof(retp->config));
1037 		break;
1038 	case AUTRI_DEVICE_ID_4DWAVE_NX:
1039 		strncpy(retp->config, "4DWAVE-NX", sizeof(retp->config));
1040 		break;
1041 	case AUTRI_DEVICE_ID_SIS_7018:
1042 		strncpy(retp->config, "SiS 7018", sizeof(retp->config));
1043 		break;
1044 	case AUTRI_DEVICE_ID_ALI_M5451:
1045 		strncpy(retp->config, "ALi M5451", sizeof(retp->config));
1046 		break;
1047 	default:
1048 		strncpy(retp->config, "unknown", sizeof(retp->config));
1049 	}
1050 
1051 	return 0;
1052 }
1053 
1054 int
1055 autri_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1056 {
1057 	struct autri_softc *sc = addr;
1058 
1059 	return (sc->sc_codec.codec_if->vtbl->mixer_set_port(
1060 	    sc->sc_codec.codec_if, cp));
1061 }
1062 
1063 int
1064 autri_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1065 {
1066 	struct autri_softc *sc = addr;
1067 
1068 	return (sc->sc_codec.codec_if->vtbl->mixer_get_port(
1069 	    sc->sc_codec.codec_if, cp));
1070 }
1071 
1072 int
1073 autri_query_devinfo(void *addr, mixer_devinfo_t *dip)
1074 {
1075 	struct autri_softc *sc = addr;
1076 
1077 	return (sc->sc_codec.codec_if->vtbl->query_devinfo(
1078 	    sc->sc_codec.codec_if, dip));
1079 }
1080 
1081 int
1082 autri_get_portnum_by_name(struct autri_softc *sc, char *class,
1083 			  char *device, char *qualifier)
1084 {
1085 	return (sc->sc_codec.codec_if->vtbl->get_portnum_by_name(
1086 	    sc->sc_codec.codec_if, class, device, qualifier));
1087 }
1088 
1089 void *
1090 autri_malloc(void *addr, int direction, size_t size,
1091     struct malloc_type *pool, int flags)
1092 {
1093 	struct autri_softc *sc = addr;
1094 	struct autri_dma *p;
1095 	int error;
1096 
1097 	p = malloc(sizeof(*p), pool, flags);
1098 	if (!p)
1099 		return NULL;
1100 
1101 #if 0
1102 	error = autri_allocmem(sc, size, 16, p);
1103 #endif
1104 	error = autri_allocmem(sc, size, 0x10000, p);
1105 	if (error) {
1106 		free(p, pool);
1107 		return NULL;
1108 	}
1109 
1110 	p->next = sc->sc_dmas;
1111 	sc->sc_dmas = p;
1112 	return KERNADDR(p);
1113 }
1114 
1115 void
1116 autri_free(void *addr, void *ptr, struct malloc_type *pool)
1117 {
1118 	struct autri_softc *sc = addr;
1119 	struct autri_dma **pp, *p;
1120 
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 		;
1138 
1139 	return p;
1140 }
1141 
1142 size_t
1143 autri_round_buffersize(void *addr, int direction, size_t size)
1144 {
1145 	return size;
1146 }
1147 
1148 paddr_t
1149 autri_mappage(void *addr, void *mem, off_t off, int prot)
1150 {
1151 	struct autri_softc *sc = addr;
1152 	struct autri_dma *p;
1153 
1154 	if (off < 0)
1155 		return (-1);
1156 
1157 	p = autri_find_dma(sc, mem);
1158 	if (!p)
1159 		return (-1);
1160 
1161 	return (bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs,
1162 	    off, prot, BUS_DMA_WAITOK));
1163 }
1164 
1165 int
1166 autri_get_props(void *addr)
1167 {
1168 	return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
1169 		AUDIO_PROP_FULLDUPLEX);
1170 }
1171 
1172 static void
1173 autri_setup_channel(struct autri_softc *sc, int mode,
1174 		    struct audio_params *param)
1175 {
1176 	int i, ch, channel;
1177 	u_int32_t reg, cr[5];
1178 	u_int32_t cso, eso;
1179 	u_int32_t delta, dch[2], ctrl;
1180 	u_int32_t alpha_fms, fm_vol, attribute;
1181 
1182 	u_int32_t dmaaddr, dmalen;
1183 	int factor, rvol, cvol;
1184 	struct autri_chstatus *chst;
1185 
1186 	ctrl = AUTRI_CTRL_LOOPMODE;
1187 	switch (param->encoding) {
1188 	case AUDIO_ENCODING_SLINEAR_BE:
1189 	case AUDIO_ENCODING_SLINEAR_LE:
1190 		ctrl |= AUTRI_CTRL_SIGNED;
1191 		break;
1192 	}
1193 
1194 	factor = 0;
1195 	if (param->precision == 16) {
1196 		ctrl |= AUTRI_CTRL_16BIT;
1197 		factor++;
1198 	}
1199 
1200 	if (param->channels == 2) {
1201 		ctrl |= AUTRI_CTRL_STEREO;
1202 		factor++;
1203 	}
1204 
1205 	delta = (u_int32_t)param->sample_rate;
1206 	if (delta < 4000)
1207 		delta = 4000;
1208 	if (delta > 48000)
1209 		delta = 48000;
1210 
1211 	attribute = 0;
1212 
1213 	dch[1] = ((delta << 12) / 48000) & 0x0000ffff;
1214 	if (mode == AUMODE_PLAY) {
1215 		chst = &sc->sc_play;
1216 		dch[0] = ((delta << 12) / 48000) & 0x0000ffff;
1217 		ctrl |= AUTRI_CTRL_WAVEVOL;
1218 	} else {
1219 		chst = &sc->sc_rec;
1220 		dch[0] = ((48000 << 12) / delta) & 0x0000ffff;
1221 		if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018) {
1222 			ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1223 			attribute = AUTRI_ATTR_PCMREC_SIS;
1224 			if (delta != 48000)
1225 				attribute |= AUTRI_ATTR_ENASRC_SIS;
1226 		} else
1227 			ctrl |= AUTRI_CTRL_MUTEVOL;
1228 	}
1229 
1230 	dmaaddr = DMAADDR(chst->dma);
1231 	cso = alpha_fms = 0;
1232 	rvol = cvol = 0x7f;
1233 	fm_vol = 0x0 | ((rvol & 0x7f) << 7) | (cvol & 0x7f);
1234 
1235 	for (ch=0; ch<2; ch++) {
1236 
1237 		if (ch == 0)
1238 			dmalen = (chst->length >> factor);
1239 		else {
1240 			/* channel for interrupt */
1241 			dmalen = (chst->blksize >> factor);
1242 			if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
1243 				ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1244 			else
1245 				ctrl |= AUTRI_CTRL_MUTEVOL;
1246 			attribute = 0;
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 int
1303 autri_trigger_output(void *addr, void *start, void *end, int blksize,
1304 		     void (*intr)(void *), void *arg,
1305 		     struct audio_params *param)
1306 {
1307 	struct autri_softc *sc = addr;
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 
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 int
1343 autri_trigger_input(void *addr, void *start, void *end, int blksize,
1344 		    void (*intr)(void *), void *arg,
1345 		    struct audio_params *param)
1346 {
1347 	struct autri_softc *sc = addr;
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 
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 48KHz 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 #if 0
1393 static int
1394 autri_halt(struct autri_softc *sc)
1395 {
1396 	DPRINTF(("autri_halt().\n"));
1397 	/*autri_stopch(sc);*/
1398 	autri_disable_interrupt(sc, sc->sc_play.channel);
1399 	autri_disable_interrupt(sc, sc->sc_rec.channel);
1400 	return 0;
1401 }
1402 #endif
1403 
1404 static void
1405 autri_enable_interrupt(struct autri_softc *sc, int ch)
1406 {
1407 	int reg;
1408 
1409 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1410 	ch &= 0x1f;
1411 
1412 	autri_reg_set_4(sc, reg, 1 << ch);
1413 }
1414 
1415 static void
1416 autri_disable_interrupt(struct autri_softc *sc, int ch)
1417 {
1418 	int reg;
1419 
1420 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1421 	ch &= 0x1f;
1422 
1423 	autri_reg_clear_4(sc, reg, 1 << ch);
1424 }
1425 
1426 static void
1427 autri_startch(struct autri_softc *sc, int ch, int ch_intr)
1428 {
1429 	int reg;
1430 	u_int32_t chmask;
1431 
1432 	reg = (ch & 0x20) ? AUTRI_START_B : AUTRI_START_A;
1433 	ch &= 0x1f;
1434 	ch_intr &= 0x1f;
1435 	chmask = (1 << ch) | (1 << ch_intr);
1436 
1437 	autri_reg_set_4(sc, reg, chmask);
1438 }
1439 
1440 static void
1441 autri_stopch(struct autri_softc *sc, int ch, int ch_intr)
1442 {
1443 	int reg;
1444 	u_int32_t chmask;
1445 
1446 	reg = (ch & 0x20) ? AUTRI_STOP_B : AUTRI_STOP_A;
1447 	ch &= 0x1f;
1448 	ch_intr &= 0x1f;
1449 	chmask = (1 << ch) | (1 << ch_intr);
1450 
1451 	autri_reg_set_4(sc, reg, chmask);
1452 }
1453 
1454 #if NMIDI > 0
1455 int
1456 autri_midi_open(void *addr, int flags, void (*iintr)(void *, int),
1457 		void (*ointr)(void *), void *arg)
1458 {
1459 	struct autri_softc *sc = addr;
1460 
1461 	DPRINTF(("autri_midi_open()\n"));
1462 
1463 	DPRINTFN(5,("MPUR1 : 0x%02X\n",TREAD1(sc,AUTRI_MPUR1)));
1464 	DPRINTFN(5,("MPUR2 : 0x%02X\n",TREAD1(sc,AUTRI_MPUR2)));
1465 
1466 	sc->sc_iintr = iintr;
1467 	sc->sc_ointr = ointr;
1468 	sc->sc_arg = arg;
1469 
1470 	if (flags & FREAD)
1471 		autri_reg_clear_1(sc, AUTRI_MPUR2, AUTRI_MIDIIN_ENABLE_INTR);
1472 
1473 	if (flags & FWRITE)
1474 		autri_reg_set_1(sc, AUTRI_MPUR2, AUTRI_MIDIOUT_CONNECT);
1475 
1476 	return (0);
1477 }
1478 
1479 void
1480 autri_midi_close(void *addr)
1481 {
1482 	struct autri_softc *sc = addr;
1483 
1484 	DPRINTF(("autri_midi_close()\n"));
1485 
1486 	tsleep(sc, PWAIT, "autri", hz/10); /* give uart a chance to drain */
1487 
1488 	sc->sc_iintr = NULL;
1489 	sc->sc_ointr = NULL;
1490 }
1491 
1492 int
1493 autri_midi_output(void *addr, int d)
1494 {
1495 	struct autri_softc *sc = addr;
1496 	int x;
1497 
1498 	for (x = 0; x != MIDI_BUSY_WAIT; x++) {
1499 		if ((TREAD1(sc, AUTRI_MPUR1) & AUTRI_MIDIOUT_READY) == 0) {
1500 			TWRITE1(sc, AUTRI_MPUR0, d);
1501 			return (0);
1502 		}
1503 		delay(MIDI_BUSY_DELAY);
1504 	}
1505 	return (EIO);
1506 }
1507 
1508 void
1509 autri_midi_getinfo(void *addr, struct midi_info *mi)
1510 {
1511 	mi->name = "4DWAVE MIDI UART";
1512 	mi->props = MIDI_PROP_CAN_INPUT;
1513 }
1514 
1515 #endif
1516