xref: /netbsd-src/sys/dev/ic/mpuvar.h (revision 8a962f23f21e491a16f05bc9dacdb84f8b05ac43)
1 /*	$NetBSD: mpuvar.h,v 1.11 2011/11/23 23:07:32 jmcneill 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@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  *
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 struct mpu_softc {
33 	device_t sc_dev;		/* base device */
34 	bus_space_tag_t iot;		/* tag */
35 	bus_space_handle_t ioh;		/* handle */
36 	kmutex_t *lock;
37 	const char *model;
38 	int	open;
39 	void	(*intr)(void *, int);	/* midi input intr handler */
40 	void	*arg;			/* arg for intr() */
41 
42 #ifndef AUDIO_NO_POWER_CTL
43 	int	(*powerctl)(void *, int);
44 	void	*powerarg;
45 #endif
46 };
47 
48 #ifdef _KERNEL
49 extern const struct midi_hw_if mpu_midi_hw_if;
50 
51 int	mpu_find(struct mpu_softc *);
52 void	mpu_attach(struct mpu_softc *);
53 int	mpu_intr(void *);
54 #endif
55 
56 #define MPU401_NPORT	2
57