1 /* $OpenBSD: opl_isa.c,v 1.4 2005/11/21 18:16:40 millert Exp $ */
2 /* $NetBSD: opl_isa.c,v 1.1 1998/08/26 13:33:59 augustss Exp $ */
3
4 /*
5 * Copyright (c) 1998 The NetBSD Foundation, Inc.
6 * All rights reserved.
7 *
8 * Author: 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/param.h>
40 #include <sys/systm.h>
41 #include <sys/kernel.h>
42 #include <sys/errno.h>
43 #include <sys/device.h>
44 #include <sys/malloc.h>
45 #include <sys/proc.h>
46 #include <sys/conf.h>
47 #include <sys/selinfo.h>
48 #include <sys/audioio.h>
49 #include <sys/midiio.h>
50
51 #include <machine/bus.h>
52
53 #include <dev/audio_if.h>
54 #include <dev/midi_if.h>
55
56 #include <dev/ic/oplreg.h>
57 #include <dev/ic/oplvar.h>
58
59 #include <dev/isa/isavar.h>
60
61 #define OPL_SIZE 4
62
63 int opl_isa_match(struct device *, void *, void *);
64 void opl_isa_attach(struct device *, struct device *, void *);
65
66 struct cfattach opl_isa_ca = {
67 sizeof (struct opl_softc), opl_isa_match, opl_isa_attach
68 };
69
70 int
71 opl_isa_match(parent, match, aux)
72 struct device *parent;
73 void *match;
74 void *aux;
75 {
76 struct isa_attach_args *ia = aux;
77 struct opl_softc sc;
78 int r;
79
80 memset(&sc, 0, sizeof sc);
81 sc.iot = ia->ia_iot;
82 if (bus_space_map(sc.iot, ia->ia_iobase, OPL_SIZE, 0, &sc.ioh))
83 return (0);
84 r = opl_find(&sc);
85 bus_space_unmap(sc.iot, sc.ioh, OPL_SIZE);
86 return (r);
87 }
88
89 void
90 opl_isa_attach(parent, self, aux)
91 struct device *parent;
92 struct device *self;
93 void *aux;
94 {
95 struct opl_softc *sc = (struct opl_softc *)self;
96 struct isa_attach_args *ia = aux;
97
98 if (bus_space_map(sc->iot, ia->ia_iobase, OPL_SIZE, 0, &sc->ioh)) {
99 printf("opl_isa_attach: bus_space_map failed\n");
100 return;
101 }
102 sc->offs = 0;
103
104 opl_attach(sc);
105 }