xref: /netbsd/sys/dev/isa/opl_ess.c (revision bf9ec67e)
1 /*	$NetBSD: opl_ess.c,v 1.5 2001/11/13 08:01:26 lukem Exp $	*/
2 
3 /*-
4  * Copyright (c) 1999 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.
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: opl_ess.c,v 1.5 2001/11/13 08:01:26 lukem Exp $");
41 
42 #include <sys/param.h>
43 #include <sys/systm.h>
44 #include <sys/kernel.h>
45 #include <sys/errno.h>
46 #include <sys/device.h>
47 #include <sys/malloc.h>
48 #include <sys/proc.h>
49 #include <sys/conf.h>
50 #include <sys/select.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 #include <dev/ic/oplreg.h>
59 #include <dev/ic/oplvar.h>
60 
61 #include <dev/isa/isavar.h>
62 #include <dev/isa/essvar.h>
63 
64 extern int	ess_speaker_ctl __P((void *, int));
65 
66 int	opl_ess_match __P((struct device *, struct cfdata *, void *));
67 void	opl_ess_attach __P((struct device *, struct device *, void *));
68 
69 struct cfattach opl_ess_ca = {
70 	sizeof (struct opl_softc), opl_ess_match, opl_ess_attach
71 };
72 
73 int
74 opl_ess_match(parent, match, aux)
75 	struct device *parent;
76 	struct cfdata *match;
77 	void *aux;
78 {
79 	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
80 	struct ess_softc *ssc = (struct ess_softc *)parent;
81 	struct opl_softc sc;
82 
83 	if (aa->type != AUDIODEV_TYPE_OPL)
84 		return (0);
85 	memset(&sc, 0, sizeof sc);
86 	sc.ioh = ssc->sc_ioh;
87 	sc.iot = ssc->sc_iot;
88 	return (opl_find(&sc));
89 }
90 
91 void
92 opl_ess_attach(parent, self, aux)
93 	struct device *parent;
94 	struct device *self;
95 	void *aux;
96 {
97 	struct ess_softc *ssc = (struct ess_softc *)parent;
98 	struct opl_softc *sc = (struct opl_softc *)self;
99 
100 	sc->ioh = ssc->sc_ioh;
101 	sc->iot = ssc->sc_iot;
102 	sc->offs = 0;
103 	sc->spkrctl = ess_speaker_ctl;
104 	sc->spkrarg = ssc;
105 	strcpy(sc->syn.name, "ESS ");
106 
107 	opl_attach(sc);
108 }
109