The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/isa/opl_ym.c

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    1 /*      $NetBSD: opl_ym.c,v 1.6 2002/10/02 03:10:49 thorpej Exp $       */
    2 
    3 /*
    4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * Author: Lennart Augustsson
    8  *
    9  * Redistribution and use in source and binary forms, with or without
   10  * modification, are permitted provided that the following conditions
   11  * are met:
   12  * 1. Redistributions of source code must retain the above copyright
   13  *    notice, this list of conditions and the following disclaimer.
   14  * 2. Redistributions in binary form must reproduce the above copyright
   15  *    notice, this list of conditions and the following disclaimer in the
   16  *    documentation and/or other materials provided with the distribution.
   17  * 3. All advertising materials mentioning features or use of this software
   18  *    must display the following acknowledgement:
   19  *      This product includes software developed by the NetBSD
   20  *      Foundation, Inc. and its contributors.
   21  * 4. Neither the name of The NetBSD Foundation nor the names of its
   22  *    contributors may be used to endorse or promote products derived
   23  *    from this software without specific prior written permission.
   24  *
   25  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   26  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   27  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   28  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   29  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   30  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   31  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   32  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   33  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   34  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   35  * POSSIBILITY OF SUCH DAMAGE.
   36  */
   37 
   38 #include <sys/cdefs.h>
   39 __KERNEL_RCSID(0, "$NetBSD: opl_ym.c,v 1.6 2002/10/02 03:10:49 thorpej Exp $");
   40 
   41 #include "mpu_ym.h"
   42 
   43 #include <sys/param.h>
   44 #include <sys/systm.h>
   45 #include <sys/kernel.h>
   46 #include <sys/errno.h>
   47 #include <sys/device.h>
   48 #include <sys/malloc.h>
   49 #include <sys/proc.h>
   50 #include <sys/conf.h>
   51 #include <sys/select.h>
   52 #include <sys/audioio.h>
   53 #include <sys/midiio.h>
   54 
   55 #include <machine/bus.h>
   56 
   57 #include <dev/audio_if.h>
   58 #include <dev/midi_if.h>
   59 #include <dev/ic/oplreg.h>
   60 #include <dev/ic/oplvar.h>
   61 
   62 #include <dev/isa/isavar.h>
   63 #include <dev/isa/ad1848var.h>
   64 #include <dev/ic/opl3sa3reg.h>
   65 #include <dev/isa/ymvar.h>
   66 
   67 int     opl_ym_match __P((struct device *, struct cfdata *, void *));
   68 void    opl_ym_attach __P((struct device *, struct device *, void *));
   69 #ifndef AUDIO_NO_POWER_CTL
   70 int     opl_ym_power_ctl __P((void *, int));
   71 #endif
   72 
   73 CFATTACH_DECL(opl_ym, sizeof(struct opl_softc),
   74     opl_ym_match, opl_ym_attach, NULL, NULL);
   75 
   76 int
   77 opl_ym_match(parent, match, aux)
   78         struct device *parent;
   79         struct cfdata *match;
   80         void *aux;
   81 {
   82         struct audio_attach_args *aa = (struct audio_attach_args *)aux;
   83         struct ym_softc *ssc = (struct ym_softc *)parent;
   84         struct opl_softc sc;
   85 
   86         if (aa->type != AUDIODEV_TYPE_OPL || ssc->sc_opl_ioh == 0)
   87                 return (0);
   88         sc.ioh = ssc->sc_opl_ioh;
   89         sc.iot = ssc->sc_iot;
   90         sc.offs = 0;
   91         return (opl_find(&sc));
   92 }
   93 
   94 void
   95 opl_ym_attach(parent, self, aux)
   96         struct device *parent;
   97         struct device *self;
   98         void *aux;
   99 {
  100         struct ym_softc *ssc = (struct ym_softc *)parent;
  101         struct opl_softc *sc = (struct opl_softc *)self;
  102 
  103         sc->ioh = ssc->sc_opl_ioh;
  104         sc->iot = ssc->sc_iot;
  105         sc->offs = 0;
  106 #ifndef AUDIO_NO_POWER_CTL
  107         sc->powerctl = opl_ym_power_ctl;
  108         sc->powerarg = ssc;
  109 #endif
  110         sprintf(sc->syn.name, "%s ", ssc->sc_ad1848.sc_ad1848.chip_name);
  111 
  112         opl_attach(sc);
  113 }
  114 
  115 #ifndef AUDIO_NO_POWER_CTL
  116 int
  117 opl_ym_power_ctl(arg, onoff)
  118         void *arg;
  119         int onoff;
  120 {
  121         struct ym_softc *ssc = arg;
  122 
  123         ym_power_ctl(ssc, YM_POWER_OPL3 | YM_POWER_OPL3_DA, onoff);
  124         return 0;
  125 }
  126 #endif

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