FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/oplvar.h
1 /* $NetBSD: oplvar.h,v 1.9 2003/12/04 13:57:30 keihan 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 u_int8_t pan[MIDI_MAX_CHANS];
64 u_int8_t panl, panr;
65
66 int (*spkrctl)__P((void *, int));
67 void *spkrarg;
68
69 #ifndef AUDIO_NO_POWER_CTL
70 int (*powerctl)__P((void *, int));
71 void *powerarg;
72 #endif
73 };
74
75 /* for panpot */
76 #define OPL_MIDI_CENTER_MIN (64 - 20)
77 #define OPL_MIDI_CENTER_MAX (64 + 20)
78
79 /* config flags */
80 #define OPL_FLAGS_SWAP_LR 0x0001 /* swap L and R channels */
81
82 struct opl_attach_arg {
83 bus_space_tag_t iot;
84 bus_space_handle_t ioh;
85 int offs;
86 int done;
87 };
88
89 struct opl_operators {
90 u_int8_t opl3;
91 u_int8_t ops[22];
92 #define OO_CHARS 0
93 #define OO_KSL_LEV 2
94 #define OO_ATT_DEC 4
95 #define OO_SUS_REL 6
96 #define OO_WAV_SEL 8
97 #define OO_FB_CONN 10
98 #define OO_4OP_OFFS 11
99 };
100
101 #define OPL_NINSTR 256
102
103 #ifdef _KERNEL
104 extern const struct opl_operators opl2_instrs[];
105 extern const struct opl_operators opl3_instrs[];
106
107 int opl_find __P((struct opl_softc *));
108 void opl_attach __P((struct opl_softc *));
109 int opl_detach __P((struct opl_softc *, int));
110 #endif
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