Annotation of sys/dev/isa/opl_sb.c, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: opl_sb.c,v 1.6 2006/07/27 05:55:03 miod Exp $ */
2: /* $NetBSD: opl_sb.c,v 1.4 1998/12/08 14:26:57 augustss Exp $ */
3:
4: /*
5: * Copyright (c) 1998 The NetBSD Foundation, Inc.
6: * All rights reserved.
7: *
8: * This code is derived from software contributed to The NetBSD Foundation
9: * by Lennart Augustsson (augustss@netbsd.org).
10: *
11: * Redistribution and use in source and binary forms, with or without
12: * modification, are permitted provided that the following conditions
13: * are met:
14: * 1. Redistributions of source code must retain the above copyright
15: * notice, this list of conditions and the following disclaimer.
16: * 2. Redistributions in binary form must reproduce the above copyright
17: * notice, this list of conditions and the following disclaimer in the
18: * documentation and/or other materials provided with the distribution.
19: * 3. All advertising materials mentioning features or use of this software
20: * must display the following acknowledgement:
21: * This product includes software developed by the NetBSD
22: * Foundation, Inc. and its contributors.
23: * 4. Neither the name of The NetBSD Foundation nor the names of its
24: * contributors may be used to endorse or promote products derived
25: * from this software without specific prior written permission.
26: *
27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37: * POSSIBILITY OF SUCH DAMAGE.
38: */
39:
40: #include <sys/param.h>
41: #include <sys/systm.h>
42: #include <sys/kernel.h>
43: #include <sys/errno.h>
44: #include <sys/device.h>
45: #include <sys/malloc.h>
46: #include <sys/proc.h>
47: #include <sys/conf.h>
48: #include <sys/selinfo.h>
49: #include <sys/audioio.h>
50: #include <sys/midiio.h>
51:
52: #include <machine/bus.h>
53:
54: #include <dev/audio_if.h>
55: #include <dev/midi_if.h>
56: #include <dev/ic/oplreg.h>
57: #include <dev/ic/oplvar.h>
58:
59: #include <dev/isa/isavar.h>
60: #include <dev/isa/sbdspvar.h>
61:
62: int opl_sb_match(struct device *, void *, void *);
63: void opl_sb_attach(struct device *, struct device *, void *);
64:
65: struct cfattach opl_sb_ca = {
66: sizeof (struct opl_softc), opl_sb_match, opl_sb_attach
67: };
68:
69: int
70: opl_sb_match(parent, match, aux)
71: struct device *parent;
72: void *match;
73: void *aux;
74: {
75: struct audio_attach_args *aa = (struct audio_attach_args *)aux;
76: struct sbdsp_softc *ssc = (struct sbdsp_softc *)parent;
77: struct opl_attach_arg oaa;
78:
79: if (aa->type != AUDIODEV_TYPE_OPL)
80: return (0);
81: memset(&oaa, 0, sizeof oaa);
82: oaa.ioh = ssc->sc_ioh;
83: oaa.iot = ssc->sc_iot;
84: return (opl_find(&oaa));
85: }
86:
87: void
88: opl_sb_attach(parent, self, aux)
89: struct device *parent;
90: struct device *self;
91: void *aux;
92: {
93: struct sbdsp_softc *ssc = (struct sbdsp_softc *)parent;
94: struct opl_softc *sc = (struct opl_softc *)self;
95:
96: sc->ioh = ssc->sc_ioh;
97: sc->iot = ssc->sc_iot;
98: sc->offs = 0;
99: sc->spkrctl = sbdsp_speaker_ctl;
100: sc->spkrarg = ssc;
101: strlcpy(sc->syn.name, "SB ", sizeof sc->syn.name);
102:
103: opl_attach(sc);
104: }
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