xref: /netbsd/sys/dev/isa/mpu_ym.c (revision bf9ec67e)
1 /*	$NetBSD: mpu_ym.c,v 1.3 2002/03/10 13:57:11 itohy Exp $	*/
2 
3 /*
4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Lennart Augustsson (augustss@netbsd.org).
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  * 3. All advertising materials mentioning features or use of this software
19  *    must display the following acknowledgement:
20  *	This product includes software developed by the NetBSD
21  *	Foundation, Inc. and its contributors.
22  * 4. Neither the name of The NetBSD Foundation nor the names of its
23  *    contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36  * POSSIBILITY OF SUCH DAMAGE.
37  */
38 
39 #include <sys/cdefs.h>
40 __KERNEL_RCSID(0, "$NetBSD: mpu_ym.c,v 1.3 2002/03/10 13:57:11 itohy Exp $");
41 
42 #define NMPU_YM 1
43 
44 #include <sys/param.h>
45 #include <sys/systm.h>
46 #include <sys/kernel.h>
47 #include <sys/errno.h>
48 #include <sys/device.h>
49 #include <sys/proc.h>
50 #include <sys/conf.h>
51 #include <sys/audioio.h>
52 #include <sys/midiio.h>
53 
54 #include <machine/bus.h>
55 
56 #include <dev/audio_if.h>
57 #include <dev/midi_if.h>
58 
59 #include <dev/isa/isavar.h>
60 #include <dev/isa/ad1848var.h>
61 #include <dev/ic/opl3sa3reg.h>
62 #include <dev/isa/ymvar.h>
63 #include <dev/ic/mpuvar.h>
64 
65 int	mpu_ym_match __P((struct device *, struct cfdata *, void *));
66 void	mpu_ym_attach __P((struct device *, struct device *, void *));
67 #ifndef AUDIO_NO_POWER_CTL
68 int	mpu_ym_power_ctl __P((void *, int));
69 #endif
70 
71 struct cfattach mpu_ym_ca = {
72 	sizeof (struct mpu_softc), mpu_ym_match, mpu_ym_attach
73 };
74 
75 int
76 mpu_ym_match(parent, match, aux)
77 	struct device *parent;
78 	struct cfdata *match;
79 	void *aux;
80 {
81 	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
82 	struct ym_softc *ssc = (struct ym_softc *)parent;
83 	struct mpu_softc sc;
84 
85 	if (aa->type != AUDIODEV_TYPE_MPU || ssc->sc_mpu_ioh == 0)
86 		return (0);
87 	memset(&sc, 0, sizeof sc);
88 	sc.ioh = ssc->sc_mpu_ioh;
89 	sc.iot = ssc->sc_iot;
90 	return (mpu_find(&sc));
91 }
92 
93 void
94 mpu_ym_attach(parent, self, aux)
95 	struct device *parent;
96 	struct device *self;
97 	void *aux;
98 {
99 	struct ym_softc *ssc = (struct ym_softc *)parent;
100 	struct mpu_softc *sc = (struct mpu_softc *)self;
101 
102 	sc->ioh = ssc->sc_mpu_ioh;
103 	sc->iot = ssc->sc_iot;
104 #ifndef AUDIO_NO_POWER_CTL
105 	sc->powerctl = mpu_ym_power_ctl;
106 	sc->powerarg = ssc;
107 #endif
108 	sc->model = YM_IS_SA3(ssc) ?
109 	    "OPL3-SA3 MPU-401 MIDI UART" : "OPL3-SA2 MPU-401 MIDI UART";
110 
111 	mpu_attach(sc);
112 }
113 
114 #ifndef AUDIO_NO_POWER_CTL
115 int
116 mpu_ym_power_ctl(arg, onoff)
117 	void *arg;
118 	int onoff;
119 {
120 	struct ym_softc *ssc = arg;
121 
122 	ym_power_ctl(ssc, YM_POWER_MPU401, onoff);
123 	return 0;
124 }
125 #endif
126