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mpu_ym.c revision 1.5 
      1 /*	$NetBSD: mpu_ym.c,v 1.5 2002/10/02 02:09:19 thorpej Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998 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 (at) 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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *	This product includes software developed by the NetBSD
     21  *	Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <sys/cdefs.h>
     40 __KERNEL_RCSID(0, "$NetBSD: mpu_ym.c,v 1.5 2002/10/02 02:09:19 thorpej Exp $");
     41 
     42 #define NMPU_YM 1
     43 
     44 #include <sys/param.h>
     45 #include <sys/systm.h>
     46 #include <sys/kernel.h>
     47 #include <sys/errno.h>
     48 #include <sys/device.h>
     49 #include <sys/proc.h>
     50 #include <sys/conf.h>
     51 #include <sys/audioio.h>
     52 #include <sys/midiio.h>
     53 
     54 #include <machine/bus.h>
     55 
     56 #include <dev/audio_if.h>
     57 #include <dev/midi_if.h>
     58 
     59 #include <dev/isa/isavar.h>
     60 #include <dev/isa/ad1848var.h>
     61 #include <dev/ic/opl3sa3reg.h>
     62 #include <dev/isa/ymvar.h>
     63 #include <dev/ic/mpuvar.h>
     64 
     65 int	mpu_ym_match __P((struct device *, struct cfdata *, void *));
     66 void	mpu_ym_attach __P((struct device *, struct device *, void *));
     67 #ifndef AUDIO_NO_POWER_CTL
     68 int	mpu_ym_power_ctl __P((void *, int));
     69 #endif
     70 
     71 CFATTACH_DECL(mpu_ym, sizeof(struct mpu_ym_softc),
     72 	mpu_ym_match, mpu_ym_attach, NULL, NULL);
     73 
     74 int
     75 mpu_ym_match(parent, match, aux)
     76 	struct device *parent;
     77 	struct cfdata *match;
     78 	void *aux;
     79 {
     80 	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
     81 	struct ym_softc *ssc = (struct ym_softc *)parent;
     82 	struct mpu_softc sc;
     83 
     84 	if (aa->type != AUDIODEV_TYPE_MPU || ssc->sc_mpu_ioh == 0)
     85 		return (0);
     86 	memset(&sc, 0, sizeof sc);
     87 	sc.ioh = ssc->sc_mpu_ioh;
     88 	sc.iot = ssc->sc_iot;
     89 	return (mpu_find(&sc));
     90 }
     91 
     92 void
     93 mpu_ym_attach(parent, self, aux)
     94 	struct device *parent;
     95 	struct device *self;
     96 	void *aux;
     97 {
     98 	struct ym_softc *ssc = (struct ym_softc *)parent;
     99 	struct mpu_softc *sc = (struct mpu_softc *)self;
    100 
    101 	sc->ioh = ssc->sc_mpu_ioh;
    102 	sc->iot = ssc->sc_iot;
    103 #ifndef AUDIO_NO_POWER_CTL
    104 	sc->powerctl = mpu_ym_power_ctl;
    105 	sc->powerarg = ssc;
    106 #endif
    107 	sc->model = YM_IS_SA3(ssc) ?
    108 	    "OPL3-SA3 MPU-401 MIDI UART" : "OPL3-SA2 MPU-401 MIDI UART";
    109 
    110 	mpu_attach(sc);
    111 }
    112 
    113 #ifndef AUDIO_NO_POWER_CTL
    114 int
    115 mpu_ym_power_ctl(arg, onoff)
    116 	void *arg;
    117 	int onoff;
    118 {
    119 	struct ym_softc *ssc = arg;
    120 
    121 	ym_power_ctl(ssc, YM_POWER_MPU401, onoff);
    122 	return 0;
    123 }
    124 #endif
    125