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opl_ym.c revision 1.8 
      1 /*	$NetBSD: opl_ym.c,v 1.8 2005/02/04 02:10:41 perry 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 1.8 2005/02/04 02:10:41 perry 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(struct device *, struct cfdata *, void *);
     68 void	opl_ym_attach(struct device *, struct device *, void *);
     69 #ifndef AUDIO_NO_POWER_CTL
     70 int	opl_ym_power_ctl(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 	snprintf(sc->syn.name, sizeof(sc->syn.name), "%s ",
    111 	    ssc->sc_ad1848.sc_ad1848.chip_name);
    112 
    113 	opl_attach(sc);
    114 }
    115 
    116 #ifndef AUDIO_NO_POWER_CTL
    117 int
    118 opl_ym_power_ctl(arg, onoff)
    119 	void *arg;
    120 	int onoff;
    121 {
    122 	struct ym_softc *ssc = arg;
    123 
    124 	ym_power_ctl(ssc, YM_POWER_OPL3 | YM_POWER_OPL3_DA, onoff);
    125 	return 0;
    126 }
    127 #endif
    128