FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/oplvar.h

     /*      $NetBSD: oplvar.h,v 1.13 2006/06/30 13:56:25 chap Exp $ */
     
     /*
      * Copyright (c) 1998 The NetBSD Foundation, Inc.
      * All rights reserved.
      *
      * This code is derived from software contributed to The NetBSD Foundation
      * by Lennart Augustsson (augustss@NetBSD.org).
      *
     * Redistribution and use in source and binary forms, with or without
     * modification, are permitted provided that the following conditions
     * are met:
     * 1. Redistributions of source code must retain the above copyright
     *    notice, this list of conditions and the following disclaimer.
     * 2. Redistributions in binary form must reproduce the above copyright
     *    notice, this list of conditions and the following disclaimer in the
     *    documentation and/or other materials provided with the distribution.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *        This product includes software developed by the NetBSD
     *        Foundation, Inc. and its contributors.
     * 4. Neither the name of The NetBSD Foundation nor the names of its
     *    contributors may be used to endorse or promote products derived
     *    from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     * POSSIBILITY OF SUCH DAMAGE.
     */
    
    #include <dev/midivar.h>
    #include <dev/midisynvar.h>
    
    struct opl_voice {
            int voiceno;
            int iooffs;
            u_int8_t op[4];
            const struct opl_operators *patch;
            u_int8_t rB0;
    };
    
    struct opl_softc {
            struct midi_softc mididev;
            bus_space_tag_t iot;
            bus_space_handle_t ioh;
            int     offs;
            int     model;
    #define OPL_2 2
    #define OPL_3 3
            struct  midisyn syn;
            struct  device *sc_mididev;
    
            struct opl_voice voices[OPL3_NVOICE];
            u_int8_t pan[MIDI_MAX_CHANS];
            u_int8_t panl, panr;
    
            int     (*spkrctl)(void *, int);
            void    *spkrarg;
    
    #ifndef AUDIO_NO_POWER_CTL
            int     (*powerctl)(void *, int);
            void    *powerarg;
    #endif
    };
    
    /* for panpot */
    #define OPL_MIDI_CENTER_MIN     (64 - 20)
    #define OPL_MIDI_CENTER_MAX     (64 + 20)
    
    /* config flags */
    #define OPL_FLAGS_SWAP_LR       0x0001  /* swap L and R channels */
    
    struct opl_attach_arg {
            bus_space_tag_t iot;
            bus_space_handle_t ioh;
            int offs;
            int done;
    };
    
    struct opl_operators {
            u_int8_t opl3;
            u_int8_t ops[22];
    #define OO_CHARS        0
    #define OO_KSL_LEV      2
    #define OO_ATT_DEC      4
    #define OO_SUS_REL      6
    #define OO_WAV_SEL      8
    #define OO_FB_CONN      10
    #define OO_4OP_OFFS     11
    };
    
   #define OPL_NINSTR 256
   
   #ifdef _KERNEL
   extern const struct opl_operators opl2_instrs[];
   extern const struct opl_operators opl3_instrs[];
   
   int     opl_find(struct opl_softc *);
   int     opl_match(bus_space_tag_t, bus_space_handle_t, int);
   void    opl_attach(struct opl_softc *);
   int     opl_detach(struct opl_softc *, int);
   #endif

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