summaryrefslogtreecommitdiff
path: root/sys/dev/isapnp/ym_isapnp.c
blob: 39c256f6415f58c0b5b567ff2d69312a4547391b (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/*	$NetBSD: ym_isapnp.c,v 1.26 2019/05/08 13:40:18 isaki Exp $ */

/*
 * Copyright (c) 1991-1993 Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the Computer Systems
 *	Engineering Group at Lawrence Berkeley Laboratory.
 * 4. Neither the name of the University nor of the Laboratory may be used
 *    to endorse or promote products derived from this software without
 *    specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 */

/*
 *  Driver for the Yamaha OPL3-SA3 chipset. This is found on many laptops
 *  and Pentium (II) motherboards.
 *
 *  Original code from OpenBSD.
 */

#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ym_isapnp.c,v 1.26 2019/05/08 13:40:18 isaki Exp $");

#include "mpu_ym.h"

#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <sys/errno.h>

#include <sys/audioio.h>
#include <dev/audio/audio_if.h>

#include <dev/isa/isavar.h>
#include <dev/isa/isadmavar.h>

#include <dev/isapnp/isapnpreg.h>
#include <dev/isapnp/isapnpvar.h>
#include <dev/isapnp/isapnpdevs.h>

#include <dev/ic/ad1848reg.h>
#include <dev/isa/ad1848var.h>

#include <dev/ic/cs4231reg.h>
#include <dev/isa/cs4231var.h>

#include <dev/ic/opl3sa3reg.h>
#include <dev/isa/wssreg.h>
#include <dev/isa/ymvar.h>

int	ym_isapnp_match(device_t, cfdata_t, void *);
void	ym_isapnp_attach(device_t, device_t, void *);

CFATTACH_DECL_NEW(ym_isapnp, sizeof(struct ym_softc),
    ym_isapnp_match, ym_isapnp_attach, NULL, NULL);

/*
 * Probe / attach routines.
 */

/*
 * Probe for the Yamaha hardware.
 */
int
ym_isapnp_match(device_t parent, cfdata_t match, void *aux)
{
	int pri, variant;

	pri = isapnp_devmatch(aux, &isapnp_ym_devinfo, &variant);
	if (pri && variant > 0)
		pri = 0;
	return pri;
}

/*
 * Attach hardware to driver, attach hardware driver to audio
 * pseudo-device driver.
 */
void
ym_isapnp_attach(device_t parent, device_t self, void *aux)
{
	struct ym_softc *sc;
	struct ad1848_softc *ac;
	struct isapnp_attach_args *ipa;

	sc = device_private(self);
	ac = &sc->sc_ad1848.sc_ad1848;
	ac->sc_dev = self;
	ipa = aux;
	printf("\n");

	if (isapnp_config(ipa->ipa_iot, ipa->ipa_memt, ipa)) {
		aprint_error_dev(self, "error in region allocation\n");
		return;
	}

	sc->sc_iot = ipa->ipa_iot;
	sc->sc_ic = ipa->ipa_ic;
	sc->sc_ioh = ipa->ipa_io[1].h;

	sc->ym_irq = ipa->ipa_irq[0].num;
	sc->ym_playdrq = ipa->ipa_drq[0].num;
	sc->ym_recdrq = ipa->ipa_drq[1].num;

	sc->sc_sb_ioh = ipa->ipa_io[0].h;
	sc->sc_opl_ioh = ipa->ipa_io[2].h;
#if NMPU_YM > 0
	sc->sc_mpu_ioh = ipa->ipa_io[3].h;
#endif
	sc->sc_controlioh = ipa->ipa_io[4].h;

	ac->sc_iot = sc->sc_iot;
	if (bus_space_subregion(sc->sc_iot, sc->sc_ioh, WSS_CODEC, AD1848_NPORT,
	    &ac->sc_ioh)) {
		aprint_error_dev(self, "bus_space_subregion failed\n");
		return;
	}
	ac->mode = 2;
	ac->MCE_bit = MODE_CHANGE_ENABLE;

	sc->sc_ad1848.sc_ic  = sc->sc_ic;

	printf("%s: %s %s", device_xname(self), ipa->ipa_devident,
	    ipa->ipa_devclass);

	ym_attach(sc);
}