1/*	$NetBSD: wss.c,v 1.70 2011/11/23 23:07:33 jmcneill Exp $	*/
2
3/*
4 * Copyright (c) 1994 John Brezak
5 * Copyright (c) 1991-1993 Regents of the University of California.
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 * 1. Redistributions of source code must retain the above copyright
12 *    notice, this list of conditions and the following disclaimer.
13 * 2. Redistributions in binary form must reproduce the above copyright
14 *    notice, this list of conditions and the following disclaimer in the
15 *    documentation and/or other materials provided with the distribution.
16 * 3. All advertising materials mentioning features or use of this software
17 *    must display the following acknowledgement:
18 *	This product includes software developed by the Computer Systems
19 *	Engineering Group at Lawrence Berkeley Laboratory.
20 * 4. Neither the name of the University nor of the Laboratory may be used
21 *    to endorse or promote products derived from this software without
22 *    specific prior written permission.
23 *
24 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * SUCH DAMAGE.
35 *
36 */
37
38#include <sys/cdefs.h>
39__KERNEL_RCSID(0, "$NetBSD: wss.c,v 1.70 2011/11/23 23:07:33 jmcneill Exp $");
40
41#include <sys/param.h>
42#include <sys/systm.h>
43#include <sys/device.h>
44#include <sys/errno.h>
45#include <sys/cpu.h>
46#include <sys/intr.h>
47#include <sys/bus.h>
48#include <sys/audioio.h>
49
50#include <dev/audio_if.h>
51
52#include <dev/isa/isavar.h>
53#include <dev/isa/isadmavar.h>
54
55#include <dev/ic/ad1848reg.h>
56#include <dev/ic/cs4231reg.h>
57#include <dev/isa/ad1848var.h>
58#include <dev/isa/cs4231var.h>
59#include <dev/isa/wssreg.h>
60#include <dev/isa/wssvar.h>
61#include <dev/isa/madreg.h>
62
63#ifdef AUDIO_DEBUG
64#define DPRINTF(x)	if (wssdebug) printf x
65int	wssdebug = 0;
66#else
67#define DPRINTF(x)
68#endif
69
70struct audio_device wss_device = {
71	"wss,ad1848",
72	"",
73	"WSS"
74};
75
76int	wss_intr(void *);
77int	wss_getdev(void *, struct audio_device *);
78
79int	wss_mixer_set_port(void *, mixer_ctrl_t *);
80int	wss_mixer_get_port(void *, mixer_ctrl_t *);
81int	wss_query_devinfo(void *, mixer_devinfo_t *);
82
83/*
84 * Define our interface to the higher level audio driver.
85 */
86
87const struct audio_hw_if wss_hw_if = {
88	ad1848_isa_open,
89	ad1848_isa_close,
90	NULL,
91	ad1848_query_encoding,
92	ad1848_set_params,
93	ad1848_round_blocksize,
94	ad1848_commit_settings,
95	NULL,
96	NULL,
97	NULL,
98	NULL,
99	ad1848_isa_halt_output,
100	ad1848_isa_halt_input,
101	NULL,
102	wss_getdev,
103	NULL,
104	wss_mixer_set_port,
105	wss_mixer_get_port,
106	wss_query_devinfo,
107	ad1848_isa_malloc,
108	ad1848_isa_free,
109	ad1848_isa_round_buffersize,
110	ad1848_isa_mappage,
111	ad1848_isa_get_props,
112	ad1848_isa_trigger_output,
113	ad1848_isa_trigger_input,
114	NULL,
115	ad1848_get_locks,
116};
117
118/*
119 * Attach hardware to driver, attach hardware driver to audio
120 * pseudo-device driver .
121 */
122void
123wssattach(struct wss_softc *sc)
124{
125	struct ad1848_softc *ac;
126#if 0 /* loses on CS423X chips */
127	int version;
128#endif
129
130	ac = &sc->sc_ad1848.sc_ad1848;
131
132	ad1848_init_locks(ac, IPL_AUDIO);
133
134	madattach(sc);
135
136	sc->sc_ad1848.sc_ih = isa_intr_establish(sc->wss_ic, sc->wss_irq,
137	    IST_EDGE, IPL_AUDIO, wss_intr, &sc->sc_ad1848);
138
139	ad1848_isa_attach(&sc->sc_ad1848);
140
141#if 0 /* loses on CS423X chips */
142	version = bus_space_read_1(sc->sc_iot, sc->sc_ioh, WSS_STATUS)
143	    & WSS_VERSMASK;
144	printf(" (vers %d)", version);
145#endif
146
147	switch(sc->mad_chip_type) {
148	case MAD_82C928:
149		printf(", 82C928");
150		break;
151	case MAD_OTI601D:
152		printf(", OTI-601D");
153		break;
154	case MAD_82C929:
155		printf(", 82C929");
156		break;
157	case MAD_82C931:
158		printf(", 82C931");
159		break;
160	default:
161		break;
162	}
163	printf("\n");
164
165	ac->parent = sc;
166
167	audio_attach_mi(&wss_hw_if, &sc->sc_ad1848, ac->sc_dev);
168
169	if (sc->mad_chip_type != MAD_NONE) {
170		struct audio_attach_args arg;
171		arg.type = AUDIODEV_TYPE_OPL;
172		arg.hwif = 0;
173		arg.hdl = 0;
174		(void)config_found(ac->sc_dev, &arg, audioprint);
175	}
176}
177
178int
179wss_intr(void *addr)
180{
181	struct ad1848_isa_softc *sc;
182	int handled;
183
184	sc = addr;
185
186	mutex_spin_enter(&sc->sc_ad1848.sc_intr_lock);
187
188	handled = ad1848_isa_intr(sc);
189
190	mutex_spin_exit(&sc->sc_ad1848.sc_intr_lock);
191
192	return handled;
193}
194
195int
196wss_getdev(void *addr, struct audio_device *retp)
197{
198
199	*retp = wss_device;
200	return 0;
201}
202
203static ad1848_devmap_t mappings[] = {
204	{ WSS_MIC_IN_LVL, AD1848_KIND_LVL, AD1848_AUX2_CHANNEL },
205	{ WSS_LINE_IN_LVL, AD1848_KIND_LVL, AD1848_AUX1_CHANNEL },
206	{ WSS_DAC_LVL, AD1848_KIND_LVL, AD1848_DAC_CHANNEL },
207	{ WSS_MONITOR_LVL, AD1848_KIND_LVL, AD1848_MONO_CHANNEL },
208	{ WSS_MIC_IN_MUTE, AD1848_KIND_MUTE, AD1848_AUX2_CHANNEL },
209	{ WSS_LINE_IN_MUTE, AD1848_KIND_MUTE, AD1848_AUX1_CHANNEL },
210	{ WSS_DAC_MUTE, AD1848_KIND_MUTE, AD1848_DAC_CHANNEL },
211	{ WSS_MONITOR_MUTE, AD1848_KIND_MUTE, AD1848_MONO_CHANNEL },
212	{ WSS_REC_LVL, AD1848_KIND_RECORDGAIN, -1 },
213	{ WSS_RECORD_SOURCE, AD1848_KIND_RECORDSOURCE, -1}
214};
215
216static int nummap = sizeof(mappings) / sizeof(mappings[0]);
217
218int
219wss_mixer_set_port(void *addr, mixer_ctrl_t *cp)
220{
221	struct ad1848_softc *ac;
222
223	ac = addr;
224	return ad1848_mixer_set_port(ac, mappings, nummap, cp);
225}
226
227int
228wss_mixer_get_port(void *addr, mixer_ctrl_t *cp)
229{
230	struct ad1848_softc *ac;
231
232	ac = addr;
233	return ad1848_mixer_get_port(ac, mappings, nummap, cp);
234}
235
236int
237wss_query_devinfo(void *addr, mixer_devinfo_t *dip)
238{
239
240	DPRINTF(("wss_query_devinfo: index=%d\n", dip->index));
241	switch(dip->index) {
242	case WSS_MIC_IN_LVL:	/* Microphone */
243		dip->type = AUDIO_MIXER_VALUE;
244		dip->mixer_class = WSS_INPUT_CLASS;
245		dip->prev = AUDIO_MIXER_LAST;
246		dip->next = WSS_MIC_IN_MUTE;
247		strcpy(dip->label.name, AudioNmicrophone);
248		dip->un.v.num_channels = 2;
249		strcpy(dip->un.v.units.name, AudioNvolume);
250		break;
251
252	case WSS_LINE_IN_LVL:	/* line/CD */
253		dip->type = AUDIO_MIXER_VALUE;
254		dip->mixer_class = WSS_INPUT_CLASS;
255		dip->prev = AUDIO_MIXER_LAST;
256		dip->next = WSS_LINE_IN_MUTE;
257		strcpy(dip->label.name, AudioNcd);
258		dip->un.v.num_channels = 2;
259		strcpy(dip->un.v.units.name, AudioNvolume);
260		break;
261
262	case WSS_DAC_LVL:		/*  dacout */
263		dip->type = AUDIO_MIXER_VALUE;
264		dip->mixer_class = WSS_INPUT_CLASS;
265		dip->prev = AUDIO_MIXER_LAST;
266		dip->next = WSS_DAC_MUTE;
267		strcpy(dip->label.name, AudioNdac);
268		dip->un.v.num_channels = 2;
269		strcpy(dip->un.v.units.name, AudioNvolume);
270		break;
271
272	case WSS_REC_LVL:	/* record level */
273		dip->type = AUDIO_MIXER_VALUE;
274		dip->mixer_class = WSS_RECORD_CLASS;
275		dip->prev = AUDIO_MIXER_LAST;
276		dip->next = WSS_RECORD_SOURCE;
277		strcpy(dip->label.name, AudioNrecord);
278		dip->un.v.num_channels = 2;
279		strcpy(dip->un.v.units.name, AudioNvolume);
280		break;
281
282	case WSS_MONITOR_LVL:	/* monitor level */
283		dip->type = AUDIO_MIXER_VALUE;
284		dip->mixer_class = WSS_MONITOR_CLASS;
285		dip->prev = AUDIO_MIXER_LAST;
286		dip->next = WSS_MONITOR_MUTE;
287		strcpy(dip->label.name, AudioNmonitor);
288		dip->un.v.num_channels = 1;
289		strcpy(dip->un.v.units.name, AudioNvolume);
290		break;
291
292	case WSS_INPUT_CLASS:			/* input class descriptor */
293		dip->type = AUDIO_MIXER_CLASS;
294		dip->mixer_class = WSS_INPUT_CLASS;
295		dip->next = dip->prev = AUDIO_MIXER_LAST;
296		strcpy(dip->label.name, AudioCinputs);
297		break;
298
299	case WSS_MONITOR_CLASS:			/* monitor class descriptor */
300		dip->type = AUDIO_MIXER_CLASS;
301		dip->mixer_class = WSS_MONITOR_CLASS;
302		dip->next = dip->prev = AUDIO_MIXER_LAST;
303		strcpy(dip->label.name, AudioCmonitor);
304		break;
305
306	case WSS_RECORD_CLASS:			/* record source class */
307		dip->type = AUDIO_MIXER_CLASS;
308		dip->mixer_class = WSS_RECORD_CLASS;
309		dip->next = dip->prev = AUDIO_MIXER_LAST;
310		strcpy(dip->label.name, AudioCrecord);
311		break;
312
313	case WSS_MIC_IN_MUTE:
314		dip->mixer_class = WSS_INPUT_CLASS;
315		dip->type = AUDIO_MIXER_ENUM;
316		dip->prev = WSS_MIC_IN_LVL;
317		dip->next = AUDIO_MIXER_LAST;
318		goto mute;
319
320	case WSS_LINE_IN_MUTE:
321		dip->mixer_class = WSS_INPUT_CLASS;
322		dip->type = AUDIO_MIXER_ENUM;
323		dip->prev = WSS_LINE_IN_LVL;
324		dip->next = AUDIO_MIXER_LAST;
325		goto mute;
326
327	case WSS_DAC_MUTE:
328		dip->mixer_class = WSS_INPUT_CLASS;
329		dip->type = AUDIO_MIXER_ENUM;
330		dip->prev = WSS_DAC_LVL;
331		dip->next = AUDIO_MIXER_LAST;
332		goto mute;
333
334	case WSS_MONITOR_MUTE:
335		dip->mixer_class = WSS_MONITOR_CLASS;
336		dip->type = AUDIO_MIXER_ENUM;
337		dip->prev = WSS_MONITOR_LVL;
338		dip->next = AUDIO_MIXER_LAST;
339	mute:
340		strcpy(dip->label.name, AudioNmute);
341		dip->un.e.num_mem = 2;
342		strcpy(dip->un.e.member[0].label.name, AudioNoff);
343		dip->un.e.member[0].ord = 0;
344		strcpy(dip->un.e.member[1].label.name, AudioNon);
345		dip->un.e.member[1].ord = 1;
346		break;
347
348	case WSS_RECORD_SOURCE:
349		dip->mixer_class = WSS_RECORD_CLASS;
350		dip->type = AUDIO_MIXER_ENUM;
351		dip->prev = WSS_REC_LVL;
352		dip->next = AUDIO_MIXER_LAST;
353		strcpy(dip->label.name, AudioNsource);
354		dip->un.e.num_mem = 3;
355		strcpy(dip->un.e.member[0].label.name, AudioNmicrophone);
356		dip->un.e.member[0].ord = WSS_MIC_IN_LVL;
357		strcpy(dip->un.e.member[1].label.name, AudioNcd);
358		dip->un.e.member[1].ord = WSS_LINE_IN_LVL;
359		strcpy(dip->un.e.member[2].label.name, AudioNdac);
360		dip->un.e.member[2].ord = WSS_DAC_LVL;
361		break;
362
363	default:
364		return ENXIO;
365		/*NOTREACHED*/
366	}
367	DPRINTF(("AUDIO_MIXER_DEVINFO: name=%s\n", dip->label.name));
368
369	return 0;
370}
371
372
373/*
374 * Copyright by Hannu Savolainen 1994
375 *
376 * Redistribution and use in source and binary forms, with or without
377 * modification, are permitted provided that the following conditions are
378 * met: 1. Redistributions of source code must retain the above copyright
379 * notice, this list of conditions and the following disclaimer. 2.
380 * Redistributions in binary form must reproduce the above copyright notice,
381 * this list of conditions and the following disclaimer in the documentation
382 * and/or other materials provided with the distribution.
383 *
384 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND ANY
385 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
386 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
387 * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
388 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
389 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
390 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
391 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
392 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
393 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
394 * SUCH DAMAGE.
395 *
396 */
397/*
398 * Initialization code for OPTi MAD16 compatible audio chips. Including
399 *
400 *      OPTi 82C928     MAD16           (replaced by C929)
401 *      OAK OTI-601D    Mozart
402 *      OPTi 82C929     MAD16 Pro
403 *
404 */
405
406u_int
407mad_read(struct wss_softc *sc, int port)
408{
409	u_int tmp;
410	int pwd;
411
412	switch (sc->mad_chip_type) {	/* Output password */
413	case MAD_82C928:
414	case MAD_OTI601D:
415		pwd = M_PASSWD_928;
416		break;
417	case MAD_82C929:
418		pwd = M_PASSWD_929;
419		break;
420	case MAD_82C931:
421		pwd = M_PASSWD_931;
422		break;
423	default:
424		panic("mad_read: Bad chip type=%d", sc->mad_chip_type);
425	}
426	bus_space_write_1(sc->sc_iot, sc->mad_ioh, MC_PASSWD_REG, pwd);
427	tmp = bus_space_read_1(sc->sc_iot, sc->mad_ioh, port);
428	return tmp;
429}
430
431void
432mad_write(struct wss_softc *sc, int port, int value)
433{
434	int pwd;
435
436	switch (sc->mad_chip_type) {	/* Output password */
437	case MAD_82C928:
438	case MAD_OTI601D:
439		pwd = M_PASSWD_928;
440		break;
441	case MAD_82C929:
442		pwd = M_PASSWD_929;
443		break;
444	case MAD_82C931:
445		pwd = M_PASSWD_931;
446		break;
447	default:
448		panic("mad_write: Bad chip type=%d", sc->mad_chip_type);
449	}
450	bus_space_write_1(sc->sc_iot, sc->mad_ioh, MC_PASSWD_REG, pwd);
451	bus_space_write_1(sc->sc_iot, sc->mad_ioh, port, value & 0xff);
452}
453
454void
455madattach(struct wss_softc *sc)
456{
457	struct ad1848_softc *ac;
458	unsigned char cs4231_mode;
459	int joy;
460
461	ac = (struct ad1848_softc *)&sc->sc_ad1848;
462	if (sc->mad_chip_type == MAD_NONE)
463		return;
464
465	/* Do we want the joystick disabled? */
466	joy = device_cfdata(ac->sc_dev)->cf_flags & 2 ? MC1_JOYDISABLE : 0;
467
468	/* enable WSS emulation at the I/O port */
469	mad_write(sc, MC1_PORT, M_WSS_PORT_SELECT(sc->mad_ioindex) | joy);
470	mad_write(sc, MC2_PORT, MC2_NO_CD_DRQ); /* disable CD */
471	mad_write(sc, MC3_PORT, 0xf0); /* Disable SB */
472
473	cs4231_mode =
474		strncmp(ac->chip_name, "CS4248", 6) == 0 ||
475		strncmp(ac->chip_name, "CS4231", 6) == 0 ? 0x02 : 0;
476
477	if (sc->mad_chip_type == MAD_82C929) {
478		mad_write(sc, MC4_PORT, 0x92);
479		mad_write(sc, MC5_PORT, 0xA5 | cs4231_mode);
480		mad_write(sc, MC6_PORT, 0x03);	/* Disable MPU401 */
481	} else {
482		mad_write(sc, MC4_PORT, 0x02);
483		mad_write(sc, MC5_PORT, 0x30 | cs4231_mode);
484	}
485
486#ifdef AUDIO_DEBUG
487	if (wssdebug) {
488		int i;
489		for (i = MC1_PORT; i <= MC7_PORT; i++)
490			DPRINTF(("port %03x after init = %02x\n",
491				 i, mad_read(sc, i)));
492	}
493#endif
494}
495