xref: /netbsd/sys/dev/midi_if.h (revision bf9ec67e)
1 /*	$NetBSD: midi_if.h,v 1.10 2001/10/02 22:41:22 augustss 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  * 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 #ifndef _SYS_DEV_MIDI_IF_H_
40 #define _SYS_DEV_MIDI_IF_H_
41 
42 struct midi_info {
43 	char	*name;		/* Name of MIDI hardware */
44 	int	props;
45 };
46 #define MIDI_PROP_OUT_INTR  1
47 #define MIDI_PROP_CAN_INPUT 2
48 
49 struct midi_softc;
50 
51 struct midi_hw_if {
52 	int	(*open)(void *, int, 	/* open hardware */
53 			void (*)(void *, int), /* input callback */
54 			void (*)(void *), /* output callback */
55 			void *);
56 	void	(*close)(void *);		/* close hardware */
57 	int	(*output)(void *, int);	/* output a byte */
58 	void	(*getinfo)(void *, struct midi_info *);
59 	int	(*ioctl)(void *, u_long, caddr_t, int, struct proc *);
60 };
61 
62 void	midi_attach(struct midi_softc *, struct device *);
63 struct device *midi_attach_mi(struct midi_hw_if *, void *,
64 				   struct device *);
65 
66 int	midi_unit_count(void);
67 void	midi_getinfo(dev_t, struct midi_info *);
68 int	midi_writebytes(int, u_char *, int);
69 
70 #if !defined(IPL_AUDIO)
71 #define splaudio splbio		/* XXX */
72 #define IPL_AUDIO IPL_BIO	/* XXX */
73 #endif
74 
75 #endif /* _SYS_DEV_MIDI_IF_H_ */
76