mpu_sb.c revision 1.17 
1/*	$NetBSD: mpu_sb.c,v 1.17 2019/05/08 13:40:18 isaki Exp $	*/
2
3/*
4 * Copyright (c) 1998, 2008 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@NetBSD.org) and by Andrew Doran.
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 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#include <sys/cdefs.h>
33__KERNEL_RCSID(0, "$NetBSD: mpu_sb.c,v 1.17 2019/05/08 13:40:18 isaki Exp $");
34
35#include <sys/param.h>
36#include <sys/systm.h>
37#include <sys/kernel.h>
38#include <sys/errno.h>
39#include <sys/device.h>
40#include <sys/proc.h>
41#include <sys/conf.h>
42#include <sys/audioio.h>
43#include <sys/midiio.h>
44
45#include <sys/bus.h>
46
47#include <dev/audio/audio_if.h>
48#include <dev/midi_if.h>
49
50#include <dev/isa/isavar.h>
51#include <dev/isa/sbdspvar.h>
52
53static int	mpu_sb_match(device_t, cfdata_t, void *);
54static void	mpu_sb_attach(device_t, device_t, void *);
55
56CFATTACH_DECL_NEW(mpu_sb, sizeof(struct mpu_softc),
57    mpu_sb_match, mpu_sb_attach, NULL, NULL);
58
59static int
60mpu_sb_match(device_t parent, cfdata_t match, void *aux)
61{
62	struct audio_attach_args *aa = aux;
63	struct sbdsp_softc *ssc = device_private(parent);
64	struct mpu_softc sc;
65
66	if (aa->type != AUDIODEV_TYPE_MPU)
67		return 0;
68	memset(&sc, 0, sizeof sc);
69	sc.ioh = ssc->sc_mpu_ioh;
70	sc.iot = ssc->sc_mpu_iot;
71	return mpu_find(&sc);
72}
73
74static void
75mpu_sb_attach(device_t parent, device_t self, void *aux)
76{
77	struct sbdsp_softc *ssc = device_private(parent);
78	struct mpu_softc *sc = device_private(self);
79
80	aprint_normal("\n");
81
82	sc->ioh = ssc->sc_mpu_ioh;
83	sc->iot = ssc->sc_mpu_iot;
84	sc->model = "SB MPU-401 MIDI UART";
85	sc->sc_dev = self;
86	sc->lock = &ssc->sc_intr_lock;
87
88	mpu_attach(sc);
89}
90