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opl_ym.c revision 1.19 
      1 /*	$NetBSD: opl_ym.c,v 1.19 2019/05/08 13:40:18 isaki 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  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 #include <sys/cdefs.h>
     32 __KERNEL_RCSID(0, "$NetBSD: opl_ym.c,v 1.19 2019/05/08 13:40:18 isaki Exp $");
     33 
     34 #include "mpu_ym.h"
     35 
     36 #include <sys/param.h>
     37 #include <sys/systm.h>
     38 #include <sys/kernel.h>
     39 #include <sys/errno.h>
     40 #include <sys/device.h>
     41 #include <sys/malloc.h>
     42 #include <sys/proc.h>
     43 #include <sys/conf.h>
     44 #include <sys/select.h>
     45 #include <sys/audioio.h>
     46 #include <sys/midiio.h>
     47 
     48 #include <sys/bus.h>
     49 
     50 #include <dev/audio/audio_if.h>
     51 #include <dev/midi_if.h>
     52 #include <dev/ic/oplreg.h>
     53 #include <dev/ic/oplvar.h>
     54 
     55 #include <dev/isa/isavar.h>
     56 #include <dev/isa/ad1848var.h>
     57 #include <dev/ic/opl3sa3reg.h>
     58 #include <dev/isa/ymvar.h>
     59 
     60 int	opl_ym_match(device_t, cfdata_t, void *);
     61 void	opl_ym_attach(device_t, device_t, void *);
     62 #ifndef AUDIO_NO_POWER_CTL
     63 int	opl_ym_power_ctl(void *, int);
     64 #endif
     65 
     66 CFATTACH_DECL_NEW(opl_ym, sizeof(struct opl_softc),
     67     opl_ym_match, opl_ym_attach, NULL, NULL);
     68 
     69 int
     70 opl_ym_match(device_t parent, cfdata_t match, void *aux)
     71 {
     72 	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
     73 	struct ym_softc *ssc = device_private(parent);
     74 
     75 	if (aa->type != AUDIODEV_TYPE_OPL || ssc->sc_opl_ioh == 0)
     76 		return (0);
     77 	return opl_match(ssc->sc_iot, ssc->sc_opl_ioh, 0);
     78 }
     79 
     80 void
     81 opl_ym_attach(device_t parent, device_t self, void *aux)
     82 {
     83 	struct ym_softc *ssc = device_private(parent);
     84 	struct opl_softc *sc = device_private(self);
     85 
     86 	sc->dev = self;
     87 	sc->ioh = ssc->sc_opl_ioh;
     88 	sc->iot = ssc->sc_iot;
     89 	sc->offs = 0;
     90 #ifndef AUDIO_NO_POWER_CTL
     91 	sc->powerctl = opl_ym_power_ctl;
     92 	sc->powerarg = ssc;
     93 #endif
     94 	sc->lock = &ssc->sc_ad1848.sc_ad1848.sc_intr_lock;
     95 	snprintf(sc->syn.name, sizeof(sc->syn.name), "%s ",
     96 	    ssc->sc_ad1848.sc_ad1848.chip_name);
     97 
     98 	opl_attach(sc);
     99 }
    100 
    101 #ifndef AUDIO_NO_POWER_CTL
    102 int
    103 opl_ym_power_ctl(void *arg, int onoff)
    104 {
    105 	struct ym_softc *ssc = arg;
    106 
    107 	ym_power_ctl(ssc, YM_POWER_OPL3 | YM_POWER_OPL3_DA, onoff);
    108 	return 0;
    109 }
    110 #endif
    111