xref: /netbsd-src/sys/dev/pci/autri.c (revision da5f4674a3fc214be3572d358b66af40ab9401e7)
1 /*	$NetBSD: autri.c,v 1.16 2003/07/14 15:47:23 lukem 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 1.16 2003/07/14 15:47:23 lukem 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 void	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 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 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 void
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 	}
426 
427 	/* wait for 'Codec Ready' */
428 	while (count--) {
429 		reg = TREAD4(sc, addr);
430 		if (reg & ready)
431 			break;
432 		delay(1000);
433 	}
434 
435 	if (count == 0)
436 		printf("%s: Codec timeout. AC'97 is not ready for operation.\n",
437 		       sc->sc_dev.dv_xname);
438 }
439 
440 enum ac97_host_flags
441 autri_flags_codec(void *sc_)
442 {
443 	return AC97_HOST_DONT_READ;
444 }
445 
446 /*
447  *
448  */
449 
450 int
451 autri_match(struct device *parent, struct cfdata *match, void *aux)
452 {
453 	struct pci_attach_args *pa = (struct pci_attach_args *) aux;
454 
455 	switch (PCI_VENDOR(pa->pa_id)) {
456 	case PCI_VENDOR_TRIDENT:
457 		switch (PCI_PRODUCT(pa->pa_id)) {
458 		case PCI_PRODUCT_TRIDENT_4DWAVE_DX:
459 		case PCI_PRODUCT_TRIDENT_4DWAVE_NX:
460 			return 1;
461 		}
462 		break;
463 	case PCI_VENDOR_SIS:
464 		switch (PCI_PRODUCT(pa->pa_id)) {
465 		case PCI_PRODUCT_SIS_7018:
466 			return 1;
467 		}
468 		break;
469 	case PCI_VENDOR_ALI:
470 		switch (PCI_PRODUCT(pa->pa_id)) {
471 		case PCI_PRODUCT_ALI_M5451:
472 			return 1;
473 		}
474 		break;
475 	}
476 
477 	return 0;
478 }
479 
480 void
481 autri_attach(struct device *parent, struct device *self, void *aux)
482 {
483 	struct autri_softc *sc = (struct autri_softc *)self;
484 	struct pci_attach_args *pa = (struct pci_attach_args *)aux;
485 	pci_chipset_tag_t pc = pa->pa_pc;
486 	struct autri_codec_softc *codec;
487 	pci_intr_handle_t ih;
488 	char const *intrstr;
489 	char devinfo[256];
490 	mixer_ctrl_t ctl;
491 	int i, r;
492 	u_int32_t reg;
493 
494 	aprint_naive(": Audio controller\n");
495 
496 	sc->sc_devid = pa->pa_id;
497 	sc->sc_class = pa->pa_class;
498 
499 	pci_devinfo(pa->pa_id, pa->pa_class, 0, devinfo);
500 	sc->sc_revision = PCI_REVISION(pa->pa_class);
501 	aprint_normal(": %s (rev. 0x%02x)\n", devinfo, sc->sc_revision);
502 
503 	/* map register to memory */
504 	if (pci_mapreg_map(pa, AUTRI_PCI_MEMORY_BASE,
505 	    PCI_MAPREG_TYPE_MEM, 0, &sc->memt, &sc->memh, NULL, NULL)) {
506 		aprint_error("%s: can't map memory space\n",
507 		    sc->sc_dev.dv_xname);
508 		return;
509 	}
510 
511 	/* map and establish the interrupt */
512 	if (pci_intr_map(pa, &ih)) {
513 		aprint_error("%s: couldn't map interrupt\n",
514 		    sc->sc_dev.dv_xname);
515 		return;
516 	}
517 	intrstr = pci_intr_string(pc, ih);
518 	sc->sc_ih = pci_intr_establish(pc, ih, IPL_AUDIO, autri_intr, sc);
519 	if (sc->sc_ih == NULL) {
520 		aprint_error("%s: couldn't establish interrupt",
521 		    sc->sc_dev.dv_xname);
522 		if (intrstr != NULL)
523 			aprint_normal(" at %s", intrstr);
524 		aprint_normal("\n");
525 		return;
526 	}
527 	aprint_normal("%s: interrupting at %s\n", sc->sc_dev.dv_xname, intrstr);
528 
529 	sc->sc_dmatag = pa->pa_dmat;
530 	sc->sc_pc = pc;
531 	sc->sc_pt = pa->pa_tag;
532 
533 	/* enable the device */
534 	reg = pci_conf_read(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG);
535 	reg |= (PCI_COMMAND_MEM_ENABLE | PCI_COMMAND_MASTER_ENABLE);
536 	pci_conf_write(pc, pa->pa_tag, PCI_COMMAND_STATUS_REG, reg);
537 
538 	/* initialize the device */
539 	autri_init(sc);
540 
541 	/* attach AC'97 codec */
542 	codec = &sc->sc_codec;
543 	memcpy(&codec->sc_dev, &sc->sc_dev, sizeof(codec->sc_dev));
544 	codec->sc = sc;
545 
546 	codec->host_if.arg = codec;
547 	codec->host_if.attach = autri_attach_codec;
548 	codec->host_if.reset = autri_reset_codec;
549 	codec->host_if.read = autri_read_codec;
550 	codec->host_if.write = autri_write_codec;
551 	codec->host_if.flags = autri_flags_codec;
552 
553 	if ((r = ac97_attach(&codec->host_if)) != 0) {
554 		aprint_error("%s: can't attach codec (error 0x%X)\n",
555 		    sc->sc_dev.dv_xname, r);
556 		return;
557 	}
558 
559 	/* disable mutes */
560 	for (i = 0; i < 4; i++) {
561 		static struct {
562 			char *class, *device;
563 		} d[] = {
564 			{ AudioCoutputs, AudioNmaster},
565 			{ AudioCinputs, AudioNdac},
566 			{ AudioCinputs, AudioNcd},
567 			{ AudioCrecord, AudioNvolume},
568 		};
569 
570 		ctl.type = AUDIO_MIXER_ENUM;
571 		ctl.un.ord = 0;
572 
573 #if 0
574 		ctl.dev = sc->sc_codec.codec_if->vtbl->get_portnum_by_name(sc->sc_codec.codec_if,
575 		    d[i].class, d[i].device, AudioNmute);
576 #endif
577 		ctl.dev = autri_get_portnum_by_name(sc,d[i].class,
578 						   d[i].device, AudioNmute);
579 		autri_mixer_set_port(sc, &ctl);
580 	}
581 
582 	/* set a reasonable default volume */
583 	ctl.type = AUDIO_MIXER_VALUE;
584 	ctl.un.value.num_channels = 2;
585 	ctl.un.value.level[AUDIO_MIXER_LEVEL_LEFT] =
586 	ctl.un.value.level[AUDIO_MIXER_LEVEL_RIGHT] = 127;
587 
588 	ctl.dev = autri_get_portnum_by_name(sc,AudioCoutputs,AudioNmaster,NULL);
589 	autri_mixer_set_port(sc, &ctl);
590 
591 	audio_attach_mi(&autri_hw_if, sc, &sc->sc_dev);
592 
593 #if NMIDI > 0
594 	midi_attach_mi(&autri_midi_hw_if, sc, &sc->sc_dev);
595 #endif
596 
597 	sc->sc_old_power = PWR_RESUME;
598 	powerhook_establish(autri_powerhook, sc);
599 }
600 
601 static void
602 autri_powerhook(int why, void *addr)
603 {
604 	struct autri_softc *sc = addr;
605 
606 	if (why == PWR_RESUME && sc->sc_old_power == PWR_SUSPEND) {
607 		DPRINTF(("PWR_RESUME\n"));
608 		autri_init(sc);
609 		/*autri_reset_codec(&sc->sc_codec);*/
610 		(sc->sc_codec.codec_if->vtbl->restore_ports)(sc->sc_codec.codec_if);
611 	}
612 	sc->sc_old_power = why;
613 }
614 
615 int
616 autri_init(void *sc_)
617 {
618 	struct autri_softc *sc = sc_;
619 	u_int32_t reg;
620 
621 	pci_chipset_tag_t pc = sc->sc_pc;
622 	pcitag_t pt = sc->sc_pt;
623 
624 	DPRINTF(("in autri_init()\n"));
625 	DPRINTFN(5,("pci_conf_read(0x40) : 0x%X\n",pci_conf_read(pc,pt,0x40)));
626 	DPRINTFN(5,("pci_conf_read(0x44) : 0x%X\n",pci_conf_read(pc,pt,0x44)));
627 
628 	switch (sc->sc_devid) {
629 	case AUTRI_DEVICE_ID_4DWAVE_DX:
630 		/* disable Legacy Control */
631 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
632 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
633 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
634 		delay(100);
635 		/* audio engine reset */
636 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
637 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00040000);
638 		delay(100);
639 		/* release reset */
640 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
641 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
642 		delay(100);
643 		/* DAC on */
644 		autri_reg_set_4(sc,AUTRI_DX_ACR2,0x02);
645 		break;
646 	case AUTRI_DEVICE_ID_4DWAVE_NX:
647 		/* disable Legacy Control */
648 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
649 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
650 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
651 		delay(100);
652 		/* audio engine reset */
653 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
654 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x00010000);
655 		delay(100);
656 		/* release reset */
657 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
658 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00010000);
659 		delay(100);
660 		/* DAC on */
661 		autri_reg_set_4(sc,AUTRI_NX_ACR0,0x02);
662 		break;
663 	case AUTRI_DEVICE_ID_SIS_7018:
664 		/* disable Legacy Control */
665 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
666 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
667 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
668 		delay(100);
669 		/* reset Digital Controller */
670 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
671 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
672 		delay(100);
673 		/* release reset */
674 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
675 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
676 		delay(100);
677 		/* disable AC97 GPIO interrupt */
678 		TWRITE1(sc, AUTRI_SIS_ACGPIO, 0);
679 		/* enable 64 channel mode */
680 		autri_reg_set_4(sc, AUTRI_LFO_GC_CIR, BANK_B_EN);
681 		break;
682 	case AUTRI_DEVICE_ID_ALI_M5451:
683 		/* disable Legacy Control */
684 		pci_conf_write(pc, pt, AUTRI_PCI_DDMA_CFG,0);
685 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
686 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & 0xffff0000);
687 		delay(100);
688 		/* reset Digital Controller */
689 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
690 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg | 0x000c0000);
691 		delay(100);
692 		/* release reset */
693 		reg = pci_conf_read(pc, pt, AUTRI_PCI_LEGACY_IOBASE);
694 		pci_conf_write(pc, pt, AUTRI_PCI_LEGACY_IOBASE, reg & ~0x00040000);
695 		delay(100);
696 		/* enable PCM input */
697 		autri_reg_set_4(sc, AUTRI_ALI_GCONTROL, AUTRI_ALI_GCONTROL_PCM_IN);
698 		break;
699 	}
700 
701 	if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
702 		sc->sc_play.ch      = 0;
703 		sc->sc_play.ch_intr = 1;
704 		sc->sc_rec.ch       = 31;
705 		sc->sc_rec.ch_intr  = 2;
706 	} else {
707 		sc->sc_play.ch      = 0x20;
708 		sc->sc_play.ch_intr = 0x21;
709 		sc->sc_rec.ch       = 0x22;
710 		sc->sc_rec.ch_intr  = 0x23;
711 	}
712 
713 	/* clear channel status */
714 	TWRITE4(sc, AUTRI_STOP_A, 0xffffffff);
715 	TWRITE4(sc, AUTRI_STOP_B, 0xffffffff);
716 
717 	/* disable channel interrupt */
718 	TWRITE4(sc, AUTRI_AINTEN_A, 0);
719 	TWRITE4(sc, AUTRI_AINTEN_B, 0);
720 
721 #if 0
722 	/* TLB */
723 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
724 		TWRITE4(sc,AUTRI_NX_TLBC,0);
725 	}
726 #endif
727 
728 	autri_enable_loop_interrupt(sc);
729 
730 	DPRINTF(("out autri_init()\n"));
731 	return 0;
732 }
733 
734 static void
735 autri_enable_loop_interrupt(void *sc_)
736 {
737 	struct autri_softc *sc = sc_;
738 	u_int32_t reg;
739 
740 	/*reg = (ENDLP_IE | MIDLP_IE);*/
741 	reg = ENDLP_IE;
742 
743 	if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
744 		reg |= BANK_B_EN;
745 
746 	autri_reg_set_4(sc,AUTRI_LFO_GC_CIR,reg);
747 }
748 
749 #if 0
750 static void
751 autri_disable_loop_interrupt(void *sc_)
752 {
753 	struct autri_softc *sc = sc_;
754 	u_int32_t reg;
755 
756 	reg = (ENDLP_IE | MIDLP_IE);
757 	autri_reg_clear_4(sc,AUTRI_LFO_GC_CIR,reg);
758 }
759 #endif
760 
761 int
762 autri_intr(void *p)
763 {
764 	struct autri_softc *sc = p;
765 	u_int32_t intsrc;
766 	u_int32_t mask, active[2];
767 	int ch, endch;
768 /*
769 	u_int32_t reg;
770 	u_int32_t cso,eso;
771 */
772 
773 	intsrc = TREAD4(sc,AUTRI_MISCINT);
774 	if ((intsrc & (ADDRESS_IRQ|MPU401_IRQ)) == 0)
775 		return 0;
776 
777 	if (intsrc & ADDRESS_IRQ) {
778 
779 		active[0] = TREAD4(sc,AUTRI_AIN_A);
780 		active[1] = TREAD4(sc,AUTRI_AIN_B);
781 
782 		if (sc->sc_devid == AUTRI_DEVICE_ID_ALI_M5451) {
783 			endch = 32;
784 		} else {
785 			endch = 64;
786 		}
787 
788 		for (ch=0; ch<endch; ch++) {
789 			mask = 1 << (ch & 0x1f);
790 			if (active[(ch & 0x20) ? 1 : 0] & mask) {
791 
792 				/* clear interrupt */
793 				TWRITE4(sc, (ch & 0x20) ? AUTRI_AIN_B : AUTRI_AIN_A, mask);
794 				/* disable interrupt */
795 				autri_reg_clear_4(sc,(ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
796 #if 0
797 				reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
798 				TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | ch);
799 
800 				if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
801 				  cso = TREAD4(sc, 0xe0) & 0x00ffffff;
802 				  eso = TREAD4(sc, 0xe8) & 0x00ffffff;
803 				} else {
804 				  cso = (TREAD4(sc, 0xe0) >> 16) & 0x0000ffff;
805 				  eso = (TREAD4(sc, 0xe8) >> 16) & 0x0000ffff;
806 				}
807 				/*printf("cso=%d, eso=%d\n",cso,eso);*/
808 #endif
809 				if (ch == sc->sc_play.ch_intr) {
810 					if (sc->sc_play.intr)
811 						sc->sc_play.intr(sc->sc_play.intr_arg);
812 				}
813 
814 				if (ch == sc->sc_rec.ch_intr) {
815 					if (sc->sc_rec.intr)
816 						sc->sc_rec.intr(sc->sc_rec.intr_arg);
817 				}
818 
819 				/* enable interrupt */
820 				autri_reg_set_4(sc, (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A, mask);
821 			}
822 		}
823 	}
824 
825 	if (intsrc & MPU401_IRQ) {
826 		/* XXX */
827 	}
828 
829 	autri_reg_set_4(sc,AUTRI_MISCINT,
830 		ST_TARGET_REACHED | MIXER_OVERFLOW | MIXER_UNDERFLOW);
831 
832 	return 1;
833 }
834 
835 /*
836  *
837  */
838 
839 int
840 autri_allocmem(struct autri_softc *sc, size_t size, size_t align,
841 	       struct autri_dma *p)
842 {
843 	int error;
844 
845 	p->size = size;
846 	error = bus_dmamem_alloc(sc->sc_dmatag, p->size, align, 0,
847 	    p->segs, sizeof(p->segs)/sizeof(p->segs[0]),
848 	    &p->nsegs, BUS_DMA_NOWAIT);
849 	if (error)
850 		return (error);
851 
852 	error = bus_dmamem_map(sc->sc_dmatag, p->segs, p->nsegs, p->size,
853 	    &p->addr, BUS_DMA_NOWAIT|BUS_DMA_COHERENT);
854 	if (error)
855 		goto free;
856 
857 	error = bus_dmamap_create(sc->sc_dmatag, p->size, 1, p->size,
858 	    0, BUS_DMA_NOWAIT, &p->map);
859 	if (error)
860 		goto unmap;
861 
862 	error = bus_dmamap_load(sc->sc_dmatag, p->map, p->addr, p->size, NULL,
863 	    BUS_DMA_NOWAIT);
864 	if (error)
865 		goto destroy;
866 	return (0);
867 
868 destroy:
869 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
870 unmap:
871 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
872 free:
873 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
874 	return (error);
875 }
876 
877 int
878 autri_freemem(struct autri_softc *sc, struct autri_dma *p)
879 {
880 	bus_dmamap_unload(sc->sc_dmatag, p->map);
881 	bus_dmamap_destroy(sc->sc_dmatag, p->map);
882 	bus_dmamem_unmap(sc->sc_dmatag, p->addr, p->size);
883 	bus_dmamem_free(sc->sc_dmatag, p->segs, p->nsegs);
884 	return 0;
885 }
886 
887 int
888 autri_open(void *addr, int flags)
889 {
890 	DPRINTF(("autri_open()\n"));
891 	DPRINTFN(5,("MISCINT    : 0x%08X\n",
892 		    TREAD4((struct autri_softc *)addr, AUTRI_MISCINT)));
893 	DPRINTFN(5,("LFO_GC_CIR : 0x%08X\n",
894 		    TREAD4((struct autri_softc *)addr, AUTRI_LFO_GC_CIR)));
895         return 0;
896 }
897 
898 void
899 autri_close(void *addr)
900 {
901 	DPRINTF(("autri_close()\n"));
902 }
903 
904 int
905 autri_query_encoding(void *addr, struct audio_encoding *fp)
906 {
907 	switch (fp->index) {
908 	case 0:
909 		strcpy(fp->name, AudioEulinear);
910 		fp->encoding = AUDIO_ENCODING_ULINEAR;
911 		fp->precision = 8;
912 		fp->flags = 0;
913 		break;
914 	case 1:
915 		strcpy(fp->name, AudioEmulaw);
916 		fp->encoding = AUDIO_ENCODING_ULAW;
917 		fp->precision = 8;
918 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
919 		break;
920 	case 2:
921 		strcpy(fp->name, AudioEalaw);
922 		fp->encoding = AUDIO_ENCODING_ALAW;
923 		fp->precision = 8;
924 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
925 		break;
926 	case 3:
927 		strcpy(fp->name, AudioEslinear);
928 		fp->encoding = AUDIO_ENCODING_SLINEAR;
929 		fp->precision = 8;
930 		fp->flags = 0;
931 		break;
932 	case 4:
933 		strcpy(fp->name, AudioEslinear_le);
934 		fp->encoding = AUDIO_ENCODING_SLINEAR_LE;
935 		fp->precision = 16;
936 		fp->flags = 0;
937 		break;
938 	case 5:
939 		strcpy(fp->name, AudioEulinear_le);
940 		fp->encoding = AUDIO_ENCODING_ULINEAR_LE;
941 		fp->precision = 16;
942 		fp->flags = 0;
943 		break;
944 	case 6:
945 		strcpy(fp->name, AudioEslinear_be);
946 		fp->encoding = AUDIO_ENCODING_SLINEAR_BE;
947 		fp->precision = 16;
948 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
949 		break;
950 	case 7:
951 		strcpy(fp->name, AudioEulinear_be);
952 		fp->encoding = AUDIO_ENCODING_ULINEAR_BE;
953 		fp->precision = 16;
954 		fp->flags = AUDIO_ENCODINGFLAG_EMULATED;
955 		break;
956 	default:
957 		return (EINVAL);
958 	}
959 
960 	return 0;
961 }
962 
963 int
964 autri_set_params(void *addr, int setmode, int usemode,
965 		 struct audio_params *play, struct audio_params *rec)
966 {
967 	struct audio_params *p;
968 	int mode;
969 
970 	for (mode = AUMODE_RECORD; mode != -1;
971 	    mode = mode == AUMODE_RECORD ? AUMODE_PLAY : -1) {
972 		if ((setmode & mode) == 0)
973 			continue;
974 
975 		p = mode == AUMODE_PLAY ? play : rec;
976 
977 		if (p->sample_rate < 4000 || p->sample_rate > 48000 ||
978 		    (p->precision != 8 && p->precision != 16) ||
979 		    (p->channels != 1 && p->channels != 2))
980 			return (EINVAL);
981 
982 		p->factor = 1;
983 		p->sw_code = 0;
984 		switch (p->encoding) {
985 		case AUDIO_ENCODING_SLINEAR_BE:
986 		case AUDIO_ENCODING_ULINEAR_BE:
987 			if (p->precision == 16)
988 				p->sw_code = swap_bytes;
989 			break;
990 		case AUDIO_ENCODING_SLINEAR_LE:
991 		case AUDIO_ENCODING_ULINEAR_LE:
992 			break;
993 		case AUDIO_ENCODING_ULAW:
994 			if (mode == AUMODE_PLAY)
995 				p->sw_code = mulaw_to_ulinear8;
996 			else
997 				p->sw_code = ulinear8_to_mulaw;
998 
999 			break;
1000 		case AUDIO_ENCODING_ALAW:
1001 			if (mode == AUMODE_PLAY)
1002 				p->sw_code = alaw_to_ulinear8;
1003 			else
1004 				p->sw_code = ulinear8_to_alaw;
1005 
1006 			break;
1007 		default:
1008 			return (EINVAL);
1009 		}
1010 	}
1011 
1012 	return 0;
1013 }
1014 
1015 int
1016 autri_round_blocksize(void *addr, int block)
1017 {
1018 	return (block & -4);
1019 }
1020 
1021 int
1022 autri_halt_output(void *addr)
1023 {
1024 	struct autri_softc *sc = addr;
1025 
1026 	DPRINTF(("autri_halt_output()\n"));
1027 
1028 	sc->sc_play.intr = NULL;
1029 	autri_stopch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1030 	autri_disable_interrupt(sc, sc->sc_play.ch_intr);
1031 
1032 	return 0;
1033 }
1034 
1035 int
1036 autri_halt_input(void *addr)
1037 {
1038 	struct autri_softc *sc = addr;
1039 
1040 	DPRINTF(("autri_halt_input()\n"));
1041 
1042 	sc->sc_rec.intr = NULL;
1043 	autri_stopch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1044 	autri_disable_interrupt(sc, sc->sc_rec.ch_intr);
1045 
1046 	return 0;
1047 }
1048 
1049 int
1050 autri_getdev(void *addr, struct audio_device *retp)
1051 {
1052 	struct autri_softc *sc = addr;
1053 
1054 	DPRINTF(("autri_getdev().\n"));
1055 
1056 	strncpy(retp->name, "Trident 4DWAVE", sizeof(retp->name));
1057 	snprintf(retp->version, sizeof(retp->version), "0x%02x",
1058 	     PCI_REVISION(sc->sc_class));
1059 
1060 	switch (sc->sc_devid) {
1061 	case AUTRI_DEVICE_ID_4DWAVE_DX:
1062 		strncpy(retp->config, "4DWAVE-DX", sizeof(retp->config));
1063 		break;
1064 	case AUTRI_DEVICE_ID_4DWAVE_NX:
1065 		strncpy(retp->config, "4DWAVE-NX", sizeof(retp->config));
1066 		break;
1067 	case AUTRI_DEVICE_ID_SIS_7018:
1068 		strncpy(retp->config, "SiS 7018", sizeof(retp->config));
1069 		break;
1070 	case AUTRI_DEVICE_ID_ALI_M5451:
1071 		strncpy(retp->config, "ALi M5451", sizeof(retp->config));
1072 		break;
1073 	default:
1074 		strncpy(retp->config, "unknown", sizeof(retp->config));
1075 	}
1076 
1077 	return 0;
1078 }
1079 
1080 int
1081 autri_mixer_set_port(void *addr, mixer_ctrl_t *cp)
1082 {
1083 	struct autri_softc *sc = addr;
1084 
1085 	return (sc->sc_codec.codec_if->vtbl->mixer_set_port(
1086 	    sc->sc_codec.codec_if, cp));
1087 }
1088 
1089 int
1090 autri_mixer_get_port(void *addr, mixer_ctrl_t *cp)
1091 {
1092 	struct autri_softc *sc = addr;
1093 
1094 	return (sc->sc_codec.codec_if->vtbl->mixer_get_port(
1095 	    sc->sc_codec.codec_if, cp));
1096 }
1097 
1098 int
1099 autri_query_devinfo(void *addr, mixer_devinfo_t *dip)
1100 {
1101 	struct autri_softc *sc = addr;
1102 
1103 	return (sc->sc_codec.codec_if->vtbl->query_devinfo(
1104 	    sc->sc_codec.codec_if, dip));
1105 }
1106 
1107 int
1108 autri_get_portnum_by_name(struct autri_softc *sc, char *class,
1109 			  char *device, char *qualifier)
1110 {
1111 	return (sc->sc_codec.codec_if->vtbl->get_portnum_by_name(
1112 	    sc->sc_codec.codec_if, class, device, qualifier));
1113 }
1114 
1115 void *
1116 autri_malloc(void *addr, int direction, size_t size,
1117     struct malloc_type *pool, int flags)
1118 {
1119 	struct autri_softc *sc = addr;
1120 	struct autri_dma *p;
1121 	int error;
1122 
1123 	p = malloc(sizeof(*p), pool, flags);
1124 	if (!p)
1125 		return NULL;
1126 
1127 #if 0
1128 	error = autri_allocmem(sc, size, 16, p);
1129 #endif
1130 	error = autri_allocmem(sc, size, 0x10000, p);
1131 	if (error) {
1132 		free(p, pool);
1133 		return NULL;
1134 	}
1135 
1136 	p->next = sc->sc_dmas;
1137 	sc->sc_dmas = p;
1138 	return KERNADDR(p);
1139 }
1140 
1141 void
1142 autri_free(void *addr, void *ptr, struct malloc_type *pool)
1143 {
1144 	struct autri_softc *sc = addr;
1145 	struct autri_dma **pp, *p;
1146 
1147 	for (pp = &sc->sc_dmas; (p = *pp) != NULL; pp = &p->next) {
1148 		if (KERNADDR(p) == ptr) {
1149 			autri_freemem(sc, p);
1150 			*pp = p->next;
1151 			free(p, pool);
1152 			return;
1153 		}
1154 	}
1155 }
1156 
1157 static struct autri_dma *
1158 autri_find_dma(struct autri_softc *sc, void *addr)
1159 {
1160 	struct autri_dma *p;
1161 
1162 	for (p = sc->sc_dmas; p && KERNADDR(p) != addr; p = p->next)
1163 		;
1164 
1165 	return p;
1166 }
1167 
1168 size_t
1169 autri_round_buffersize(void *addr, int direction, size_t size)
1170 {
1171 	return size;
1172 }
1173 
1174 paddr_t
1175 autri_mappage(void *addr, void *mem, off_t off, int prot)
1176 {
1177 	struct autri_softc *sc = addr;
1178 	struct autri_dma *p;
1179 
1180 	if (off < 0)
1181 		return (-1);
1182 
1183 	p = autri_find_dma(sc, mem);
1184 	if (!p)
1185 		return (-1);
1186 
1187 	return (bus_dmamem_mmap(sc->sc_dmatag, p->segs, p->nsegs,
1188 	    off, prot, BUS_DMA_WAITOK));
1189 }
1190 
1191 int
1192 autri_get_props(void *addr)
1193 {
1194 	return (AUDIO_PROP_MMAP | AUDIO_PROP_INDEPENDENT |
1195 		AUDIO_PROP_FULLDUPLEX);
1196 }
1197 
1198 static void
1199 autri_setup_channel(struct autri_softc *sc, int mode,
1200 		    struct audio_params *param)
1201 {
1202 	int i, ch, channel;
1203 	u_int32_t reg, cr[5];
1204 	u_int32_t cso, eso;
1205 	u_int32_t delta, dch[2], ctrl;
1206 	u_int32_t alpha_fms, fm_vol, attribute;
1207 
1208 	u_int32_t dmaaddr, dmalen;
1209 	int factor, rvol, cvol;
1210 	struct autri_chstatus *chst;
1211 
1212 	ctrl = AUTRI_CTRL_LOOPMODE;
1213 	switch (param->encoding) {
1214 	case AUDIO_ENCODING_SLINEAR_BE:
1215 	case AUDIO_ENCODING_SLINEAR_LE:
1216 		ctrl |= AUTRI_CTRL_SIGNED;
1217 		break;
1218 	}
1219 
1220 	factor = 0;
1221 	if (param->precision == 16) {
1222 		ctrl |= AUTRI_CTRL_16BIT;
1223 		factor++;
1224 	}
1225 
1226 	if (param->channels == 2) {
1227 		ctrl |= AUTRI_CTRL_STEREO;
1228 		factor++;
1229 	}
1230 
1231 	delta = (u_int32_t)param->sample_rate;
1232 	if (delta < 4000)
1233 		delta = 4000;
1234 	if (delta > 48000)
1235 		delta = 48000;
1236 
1237 	attribute = 0;
1238 
1239 	dch[1] = ((delta << 12) / 48000) & 0x0000ffff;
1240 	if (mode == AUMODE_PLAY) {
1241 		chst = &sc->sc_play;
1242 		dch[0] = ((delta << 12) / 48000) & 0x0000ffff;
1243 		ctrl |= AUTRI_CTRL_WAVEVOL;
1244 	} else {
1245 		chst = &sc->sc_rec;
1246 		dch[0] = ((48000 << 12) / delta) & 0x0000ffff;
1247 		if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018) {
1248 			ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1249 			attribute = AUTRI_ATTR_PCMREC_SIS;
1250 			if (delta != 48000)
1251 				attribute |= AUTRI_ATTR_ENASRC_SIS;
1252 		} else
1253 			ctrl |= AUTRI_CTRL_MUTEVOL;
1254 	}
1255 
1256 	dmaaddr = DMAADDR(chst->dma);
1257 	cso = alpha_fms = 0;
1258 	rvol = cvol = 0x7f;
1259 	fm_vol = 0x0 | ((rvol & 0x7f) << 7) | (cvol & 0x7f);
1260 
1261 	for (ch=0; ch<2; ch++) {
1262 
1263 		if (ch == 0)
1264 			dmalen = (chst->length >> factor);
1265 		else {
1266 			/* channel for interrupt */
1267 			dmalen = (chst->blksize >> factor);
1268 			if (sc->sc_devid == AUTRI_DEVICE_ID_SIS_7018)
1269 				ctrl |= AUTRI_CTRL_MUTEVOL_SIS;
1270 			else
1271 				ctrl |= AUTRI_CTRL_MUTEVOL;
1272 			attribute = 0;
1273 		}
1274 
1275 		eso = dmalen - 1;
1276 
1277 		switch (sc->sc_devid) {
1278 		case AUTRI_DEVICE_ID_4DWAVE_DX:
1279 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1280 			cr[1] = dmaaddr;
1281 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1282 			cr[3] = fm_vol;
1283 			cr[4] = ctrl;
1284 			break;
1285 		case AUTRI_DEVICE_ID_4DWAVE_NX:
1286 			cr[0] = (dch[ch] << 24) | (cso & 0x00ffffff);
1287 			cr[1] = dmaaddr;
1288 			cr[2] = ((dch[ch] << 16) & 0xff000000) | (eso & 0x00ffffff);
1289 			cr[3] = (alpha_fms << 16) | (fm_vol & 0x0000ffff);
1290 			cr[4] = ctrl;
1291 			break;
1292 		case AUTRI_DEVICE_ID_SIS_7018:
1293 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1294 			cr[1] = dmaaddr;
1295 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1296 			cr[3] = attribute;
1297 			cr[4] = ctrl;
1298 			break;
1299 		case AUTRI_DEVICE_ID_ALI_M5451:
1300 			cr[0] = (cso << 16) | (alpha_fms & 0x0000ffff);
1301 			cr[1] = dmaaddr;
1302 			cr[2] = (eso << 16) | (dch[ch] & 0x0000ffff);
1303 			cr[3] = 0;
1304 			cr[4] = ctrl;
1305 			break;
1306 		}
1307 
1308 		/* write channel data */
1309 		channel = (ch == 0) ? chst->ch : chst->ch_intr;
1310 
1311 		reg = TREAD4(sc,AUTRI_LFO_GC_CIR) & ~0x0000003f;
1312 		TWRITE4(sc,AUTRI_LFO_GC_CIR, reg | channel);
1313 
1314 		for (i=0; i<5; i++) {
1315 			TWRITE4(sc, AUTRI_ARAM_CR + i*sizeof(cr[0]), cr[i]);
1316 			DPRINTFN(5,("cr[%d] : 0x%08X\n", i, cr[i]));
1317 		}
1318 
1319 		/* Bank A only */
1320 		if (channel < 0x20) {
1321 			TWRITE4(sc, AUTRI_EBUF1, AUTRI_EMOD_STILL);
1322 			TWRITE4(sc, AUTRI_EBUF2, AUTRI_EMOD_STILL);
1323 		}
1324 	}
1325 
1326 }
1327 
1328 int
1329 autri_trigger_output(void *addr, void *start, void *end, int blksize,
1330 		     void (*intr)(void *), void *arg,
1331 		     struct audio_params *param)
1332 {
1333 	struct autri_softc *sc = addr;
1334         struct autri_dma *p;
1335 
1336 	DPRINTFN(5,("autri_trigger_output: sc=%p start=%p end=%p "
1337 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1338 
1339 	sc->sc_play.intr = intr;
1340 	sc->sc_play.intr_arg = arg;
1341 	sc->sc_play.offset = 0;
1342 	sc->sc_play.blksize = blksize;
1343 	sc->sc_play.length = (char *)end - (char *)start;
1344 
1345 	p = autri_find_dma(sc, start);
1346 	if (!p) {
1347 		printf("autri_trigger_output: bad addr %p\n", start);
1348 		return (EINVAL);
1349 	}
1350 
1351 	sc->sc_play.dma = p;
1352 
1353 	/* */
1354 	autri_setup_channel(sc, AUMODE_PLAY, param);
1355 
1356 	/* volume set to no attenuation */
1357 	TWRITE4(sc, AUTRI_MUSICVOL_WAVEVOL, 0);
1358 
1359 	/* enable interrupt */
1360 	autri_enable_interrupt(sc, sc->sc_play.ch_intr);
1361 
1362 	/* start channel */
1363 	autri_startch(sc, sc->sc_play.ch, sc->sc_play.ch_intr);
1364 
1365 	return 0;
1366 }
1367 
1368 int
1369 autri_trigger_input(void *addr, void *start, void *end, int blksize,
1370 		    void (*intr)(void *), void *arg,
1371 		    struct audio_params *param)
1372 {
1373 	struct autri_softc *sc = addr;
1374         struct autri_dma *p;
1375 
1376 	DPRINTFN(5,("autri_trigger_input: sc=%p start=%p end=%p "
1377 	    "blksize=%d intr=%p(%p)\n", addr, start, end, blksize, intr, arg));
1378 
1379 	sc->sc_rec.intr = intr;
1380 	sc->sc_rec.intr_arg = arg;
1381 	sc->sc_rec.offset = 0;
1382 	sc->sc_rec.blksize = blksize;
1383 	sc->sc_rec.length = (char *)end - (char *)start;
1384 
1385 	/* */
1386 	p = autri_find_dma(sc, start);
1387 	if (!p) {
1388 		printf("autri_trigger_input: bad addr %p\n", start);
1389 		return (EINVAL);
1390 	}
1391 
1392 	sc->sc_rec.dma = p;
1393 
1394 	/* */
1395 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX) {
1396 		autri_reg_set_4(sc, AUTRI_NX_ACR0, AUTRI_NX_ACR0_PSB_CAPTURE);
1397 		TWRITE1(sc, AUTRI_NX_RCI3, AUTRI_NX_RCI3_ENABLE | sc->sc_rec.ch);
1398 	}
1399 
1400 #if 0
1401 	/* 4DWAVE only allows capturing at a 48KHz rate */
1402 	if (sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_DX ||
1403 	    sc->sc_devid == AUTRI_DEVICE_ID_4DWAVE_NX)
1404 		param->sample_rate = 48000;
1405 #endif
1406 
1407 	autri_setup_channel(sc, AUMODE_RECORD, param);
1408 
1409 	/* enable interrupt */
1410 	autri_enable_interrupt(sc, sc->sc_rec.ch_intr);
1411 
1412 	/* start channel */
1413 	autri_startch(sc, sc->sc_rec.ch, sc->sc_rec.ch_intr);
1414 
1415 	return 0;
1416 }
1417 
1418 #if 0
1419 static int
1420 autri_halt(struct autri_softc *sc)
1421 {
1422 	DPRINTF(("autri_halt().\n"));
1423 	/*autri_stopch(sc);*/
1424 	autri_disable_interrupt(sc, sc->sc_play.channel);
1425 	autri_disable_interrupt(sc, sc->sc_rec.channel);
1426 	return 0;
1427 }
1428 #endif
1429 
1430 static void
1431 autri_enable_interrupt(struct autri_softc *sc, int ch)
1432 {
1433 	int reg;
1434 
1435 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1436 	ch &= 0x1f;
1437 
1438 	autri_reg_set_4(sc, reg, 1 << ch);
1439 }
1440 
1441 static void
1442 autri_disable_interrupt(struct autri_softc *sc, int ch)
1443 {
1444 	int reg;
1445 
1446 	reg = (ch & 0x20) ? AUTRI_AINTEN_B : AUTRI_AINTEN_A;
1447 	ch &= 0x1f;
1448 
1449 	autri_reg_clear_4(sc, reg, 1 << ch);
1450 }
1451 
1452 static void
1453 autri_startch(struct autri_softc *sc, int ch, int ch_intr)
1454 {
1455 	int reg;
1456 	u_int32_t chmask;
1457 
1458 	reg = (ch & 0x20) ? AUTRI_START_B : AUTRI_START_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 static void
1467 autri_stopch(struct autri_softc *sc, int ch, int ch_intr)
1468 {
1469 	int reg;
1470 	u_int32_t chmask;
1471 
1472 	reg = (ch & 0x20) ? AUTRI_STOP_B : AUTRI_STOP_A;
1473 	ch &= 0x1f;
1474 	ch_intr &= 0x1f;
1475 	chmask = (1 << ch) | (1 << ch_intr);
1476 
1477 	autri_reg_set_4(sc, reg, chmask);
1478 }
1479 
1480 #if NMIDI > 0
1481 int
1482 autri_midi_open(void *addr, int flags, void (*iintr)(void *, int),
1483 		void (*ointr)(void *), void *arg)
1484 {
1485 	struct autri_softc *sc = addr;
1486 
1487 	DPRINTF(("autri_midi_open()\n"));
1488 
1489 	DPRINTFN(5,("MPUR1 : 0x%02X\n",TREAD1(sc,AUTRI_MPUR1)));
1490 	DPRINTFN(5,("MPUR2 : 0x%02X\n",TREAD1(sc,AUTRI_MPUR2)));
1491 
1492 	sc->sc_iintr = iintr;
1493 	sc->sc_ointr = ointr;
1494 	sc->sc_arg = arg;
1495 
1496 	if (flags & FREAD)
1497 		autri_reg_clear_1(sc, AUTRI_MPUR2, AUTRI_MIDIIN_ENABLE_INTR);
1498 
1499 	if (flags & FWRITE)
1500 		autri_reg_set_1(sc, AUTRI_MPUR2, AUTRI_MIDIOUT_CONNECT);
1501 
1502 	return (0);
1503 }
1504 
1505 void
1506 autri_midi_close(void *addr)
1507 {
1508 	struct autri_softc *sc = addr;
1509 
1510 	DPRINTF(("autri_midi_close()\n"));
1511 
1512 	tsleep(sc, PWAIT, "autri", hz/10); /* give uart a chance to drain */
1513 
1514 	sc->sc_iintr = NULL;
1515 	sc->sc_ointr = NULL;
1516 }
1517 
1518 int
1519 autri_midi_output(void *addr, int d)
1520 {
1521 	struct autri_softc *sc = addr;
1522 	int x;
1523 
1524 	for (x = 0; x != MIDI_BUSY_WAIT; x++) {
1525 		if ((TREAD1(sc, AUTRI_MPUR1) & AUTRI_MIDIOUT_READY) == 0) {
1526 			TWRITE1(sc, AUTRI_MPUR0, d);
1527 			return (0);
1528 		}
1529 		delay(MIDI_BUSY_DELAY);
1530 	}
1531 	return (EIO);
1532 }
1533 
1534 void
1535 autri_midi_getinfo(void *addr, struct midi_info *mi)
1536 {
1537 	mi->name = "4DWAVE MIDI UART";
1538 	mi->props = MIDI_PROP_CAN_INPUT;
1539 }
1540 
1541 #endif
1542