| 1 | /* $NetBSD: oplvar.h,v 1.17 2012/04/09 10:18:16 plunky Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * Copyright (c) 1998, 2008 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 | device_t dev; |
| 45 | bus_space_tag_t iot; |
| 46 | bus_space_handle_t ioh; |
| 47 | kmutex_t *lock; |
| 48 | int offs; |
| 49 | int model; |
| 50 | #define OPL_2 2 |
| 51 | #define OPL_3 3 |
| 52 | struct midisyn syn; |
| 53 | device_t sc_mididev; |
| 54 | |
| 55 | struct opl_voice voices[OPL3_NVOICE]; |
| 56 | u_int8_t pan[MIDI_MAX_CHANS]; |
| 57 | u_int8_t panl, panr; |
| 58 | |
| 59 | int (*spkrctl)(void *, int); |
| 60 | void *spkrarg; |
| 61 | |
| 62 | #ifndef AUDIO_NO_POWER_CTL |
| 63 | int (*powerctl)(void *, int); |
| 64 | void *powerarg; |
| 65 | #endif |
| 66 | }; |
| 67 | |
| 68 | /* for panpot */ |
| 69 | #define OPL_MIDI_CENTER_MIN (64 - 20) |
| 70 | #define OPL_MIDI_CENTER_MAX (64 + 20) |
| 71 | |
| 72 | /* config flags */ |
| 73 | #define OPL_FLAGS_SWAP_LR 0x0001 /* swap L and R channels */ |
| 74 | |
| 75 | struct opl_attach_arg { |
| 76 | bus_space_tag_t iot; |
| 77 | bus_space_handle_t ioh; |
| 78 | int offs; |
| 79 | int done; |
| 80 | }; |
| 81 | |
| 82 | struct opl_operators { |
| 83 | u_int8_t opl3; |
| 84 | u_int8_t ops[22]; |
| 85 | #define OO_CHARS 0 |
| 86 | #define OO_KSL_LEV 2 |
| 87 | #define OO_ATT_DEC 4 |
| 88 | #define OO_SUS_REL 6 |
| 89 | #define OO_WAV_SEL 8 |
| 90 | #define OO_FB_CONN 10 |
| 91 | #define OO_4OP_OFFS 11 |
| 92 | }; |
| 93 | |
| 94 | #define OPL_NINSTR 256 |
| 95 | |
| 96 | #ifdef _KERNEL |
| 97 | extern const struct opl_operators opl2_instrs[]; |
| 98 | extern const struct opl_operators opl3_instrs[]; |
| 99 | |
| 100 | int opl_find(struct opl_softc *); |
| 101 | int opl_match(bus_space_tag_t, bus_space_handle_t, int); |
| 102 | void opl_attach(struct opl_softc *); |
| 103 | int opl_detach(struct opl_softc *, int); |
| 104 | #endif |
| 105 | |