xref: /netbsd-src/sys/dev/isa/opl_ym.c (revision ed3b41b6b55982bead7daba54e594a220912a63c)
1 /*	$NetBSD: opl_ym.c,v 1.20 2022/09/24 23:21:59 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  *
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 1.20 2022/09/24 23:21:59 thorpej 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/proc.h>
42 #include <sys/conf.h>
43 #include <sys/select.h>
44 #include <sys/audioio.h>
45 #include <sys/midiio.h>
46 
47 #include <sys/bus.h>
48 
49 #include <dev/audio/audio_if.h>
50 #include <dev/midi_if.h>
51 #include <dev/ic/oplreg.h>
52 #include <dev/ic/oplvar.h>
53 
54 #include <dev/isa/isavar.h>
55 #include <dev/isa/ad1848var.h>
56 #include <dev/ic/opl3sa3reg.h>
57 #include <dev/isa/ymvar.h>
58 
59 int	opl_ym_match(device_t, cfdata_t, void *);
60 void	opl_ym_attach(device_t, device_t, void *);
61 #ifndef AUDIO_NO_POWER_CTL
62 int	opl_ym_power_ctl(void *, int);
63 #endif
64 
65 CFATTACH_DECL_NEW(opl_ym, sizeof(struct opl_softc),
66     opl_ym_match, opl_ym_attach, NULL, NULL);
67 
68 int
opl_ym_match(device_t parent,cfdata_t match,void * aux)69 opl_ym_match(device_t parent, cfdata_t match, void *aux)
70 {
71 	struct audio_attach_args *aa = (struct audio_attach_args *)aux;
72 	struct ym_softc *ssc = device_private(parent);
73 
74 	if (aa->type != AUDIODEV_TYPE_OPL || ssc->sc_opl_ioh == 0)
75 		return (0);
76 	return opl_match(ssc->sc_iot, ssc->sc_opl_ioh, 0);
77 }
78 
79 void
opl_ym_attach(device_t parent,device_t self,void * aux)80 opl_ym_attach(device_t parent, device_t self, void *aux)
81 {
82 	struct ym_softc *ssc = device_private(parent);
83 	struct opl_softc *sc = device_private(self);
84 
85 	sc->dev = self;
86 	sc->ioh = ssc->sc_opl_ioh;
87 	sc->iot = ssc->sc_iot;
88 	sc->offs = 0;
89 #ifndef AUDIO_NO_POWER_CTL
90 	sc->powerctl = opl_ym_power_ctl;
91 	sc->powerarg = ssc;
92 #endif
93 	sc->lock = &ssc->sc_ad1848.sc_ad1848.sc_intr_lock;
94 	snprintf(sc->syn.name, sizeof(sc->syn.name), "%s ",
95 	    ssc->sc_ad1848.sc_ad1848.chip_name);
96 
97 	opl_attach(sc);
98 }
99 
100 #ifndef AUDIO_NO_POWER_CTL
101 int
opl_ym_power_ctl(void * arg,int onoff)102 opl_ym_power_ctl(void *arg, int onoff)
103 {
104 	struct ym_softc *ssc = arg;
105 
106 	ym_power_ctl(ssc, YM_POWER_OPL3 | YM_POWER_OPL3_DA, onoff);
107 	return 0;
108 }
109 #endif
110