FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/oplvar.h
1 /* $NetBSD: oplvar.h,v 1.15 2008/04/28 20:23:51 martin 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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 #include <dev/midivar.h>
33 #include <dev/midisynvar.h>
34
35 struct opl_voice {
36 int voiceno;
37 int iooffs;
38 u_int8_t op[4];
39 const struct opl_operators *patch;
40 u_int8_t rB0;
41 };
42
43 struct opl_softc {
44 struct midi_softc mididev;
45 bus_space_tag_t iot;
46 bus_space_handle_t ioh;
47 int offs;
48 int model;
49 #define OPL_2 2
50 #define OPL_3 3
51 struct midisyn syn;
52 device_t sc_mididev;
53
54 struct opl_voice voices[OPL3_NVOICE];
55 u_int8_t pan[MIDI_MAX_CHANS];
56 u_int8_t panl, panr;
57
58 int (*spkrctl)(void *, int);
59 void *spkrarg;
60
61 #ifndef AUDIO_NO_POWER_CTL
62 int (*powerctl)(void *, int);
63 void *powerarg;
64 #endif
65 };
66
67 /* for panpot */
68 #define OPL_MIDI_CENTER_MIN (64 - 20)
69 #define OPL_MIDI_CENTER_MAX (64 + 20)
70
71 /* config flags */
72 #define OPL_FLAGS_SWAP_LR 0x0001 /* swap L and R channels */
73
74 struct opl_attach_arg {
75 bus_space_tag_t iot;
76 bus_space_handle_t ioh;
77 int offs;
78 int done;
79 };
80
81 struct opl_operators {
82 u_int8_t opl3;
83 u_int8_t ops[22];
84 #define OO_CHARS 0
85 #define OO_KSL_LEV 2
86 #define OO_ATT_DEC 4
87 #define OO_SUS_REL 6
88 #define OO_WAV_SEL 8
89 #define OO_FB_CONN 10
90 #define OO_4OP_OFFS 11
91 };
92
93 #define OPL_NINSTR 256
94
95 #ifdef _KERNEL
96 extern const struct opl_operators opl2_instrs[];
97 extern const struct opl_operators opl3_instrs[];
98
99 int opl_find(struct opl_softc *);
100 int opl_match(bus_space_tag_t, bus_space_handle_t, int);
101 void opl_attach(struct opl_softc *);
102 int opl_detach(struct opl_softc *, int);
103 #endif
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