112 lines
3.4 KiB
C
112 lines
3.4 KiB
C
/* $NetBSD: oplvar.h,v 1.12 2006/06/09 21:55:33 christos Exp $ */
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/*
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* Copyright (c) 1998 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Lennart Augustsson (augustss@NetBSD.org).
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <dev/midivar.h>
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#include <dev/midisynvar.h>
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struct opl_voice {
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int voiceno;
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int iooffs;
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u_int8_t op[4];
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const struct opl_operators *patch;
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u_int8_t rB0;
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};
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struct opl_softc {
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struct midi_softc mididev;
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bus_space_tag_t iot;
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bus_space_handle_t ioh;
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int offs;
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int model;
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#define OPL_2 2
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#define OPL_3 3
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struct midisyn syn;
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struct device *sc_mididev;
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struct opl_voice voices[OPL3_NVOICE];
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int volume;
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u_int8_t pan[MIDI_MAX_CHANS];
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u_int8_t panl, panr;
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int (*spkrctl)(void *, int);
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void *spkrarg;
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#ifndef AUDIO_NO_POWER_CTL
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int (*powerctl)(void *, int);
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void *powerarg;
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#endif
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};
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/* for panpot */
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#define OPL_MIDI_CENTER_MIN (64 - 20)
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#define OPL_MIDI_CENTER_MAX (64 + 20)
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/* config flags */
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#define OPL_FLAGS_SWAP_LR 0x0001 /* swap L and R channels */
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struct opl_attach_arg {
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bus_space_tag_t iot;
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bus_space_handle_t ioh;
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int offs;
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int done;
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};
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struct opl_operators {
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u_int8_t opl3;
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u_int8_t ops[22];
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#define OO_CHARS 0
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#define OO_KSL_LEV 2
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#define OO_ATT_DEC 4
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#define OO_SUS_REL 6
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#define OO_WAV_SEL 8
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#define OO_FB_CONN 10
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#define OO_4OP_OFFS 11
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};
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#define OPL_NINSTR 256
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#ifdef _KERNEL
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extern const struct opl_operators opl2_instrs[];
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extern const struct opl_operators opl3_instrs[];
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int opl_find(struct opl_softc *);
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int opl_match(bus_space_tag_t, bus_space_handle_t, int);
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void opl_attach(struct opl_softc *);
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int opl_detach(struct opl_softc *, int);
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#endif
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