xref: /netbsd-src/sys/dev/ic/oplvar.h (revision 8a8f936f250a330d54f8a24ed0e92aadf9743a7b)
1 /*	$NetBSD: oplvar.h,v 1.6 2001/09/29 13:56:04 augustss 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 <dev/midivar.h>
40 #include <dev/midisynvar.h>
41 
42 struct opl_voice {
43 	int voiceno;
44 	int iooffs;
45 	u_int8_t op[4];
46 	const struct opl_operators *patch;
47 	u_int8_t rB0;
48 };
49 
50 struct opl_softc {
51 	struct midi_softc mididev;
52 	bus_space_tag_t iot;
53 	bus_space_handle_t ioh;
54 	int	offs;
55 	int	model;
56 #define OPL_2 2
57 #define OPL_3 3
58 	struct	midisyn syn;
59 	struct	device *sc_mididev;
60 
61 	struct opl_voice voices[OPL3_NVOICE];
62 	int volume;
63 
64 	int	(*spkrctl)__P((void *, int));
65 	void	*spkrarg;
66 
67 #ifndef AUDIO_NO_POWER_CTL
68 	int	(*powerctl)__P((void *, int));
69 	void	*powerarg;
70 #endif
71 };
72 
73 struct opl_attach_arg {
74 	bus_space_tag_t iot;
75 	bus_space_handle_t ioh;
76 	int offs;
77 	int done;
78 };
79 
80 struct opl_operators {
81 	u_int8_t opl3;
82 	u_int8_t ops[22];
83 #define OO_CHARS	0
84 #define OO_KSL_LEV	2
85 #define OO_ATT_DEC	4
86 #define OO_SUS_REL	6
87 #define OO_WAV_SEL	8
88 #define OO_FB_CONN	10
89 #define OO_4OP_OFFS	11
90 };
91 
92 #define OPL_NINSTR 256
93 
94 #ifdef _KERNEL
95 extern const struct opl_operators opl2_instrs[];
96 extern const struct opl_operators opl3_instrs[];
97 
98 int	opl_find __P((struct opl_softc *));
99 void	opl_attach __P((struct opl_softc *));
100 int	opl_detach __P((struct opl_softc *, int));
101 #endif
102