xref: /freebsd/sys/dev/sound/midi/sequencer.h (revision 62cfcf62f627e5093fb37026a6d8c98e4d2ef04c)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2003 Mathew Kanner
5  * Copyright (c) 1999 Seigo Tanimura
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 /*
33  * Include file for the midi sequence driver.
34  */
35 
36 #ifndef _SEQUENCER_H_
37 #define _SEQUENCER_H_
38 
39 
40 #define NSEQ_MAX	16
41 
42 /*
43  * many variables should be reduced to a range. Here define a macro
44  */
45 
46 #define RANGE(var, low, high) (var) = \
47 ((var)<(low)?(low) : (var)>(high)?(high) : (var))
48 
49 #ifdef _KERNEL
50 
51 void	seq_timer(void *arg);
52 
53 SYSCTL_DECL(_hw_midi_seq);
54 
55 extern int seq_debug;
56 
57 #define SEQ_DEBUG(y, x)			\
58 	do {				\
59 		if (seq_debug >= y) {	\
60 			(x);		\
61 		}			\
62 	} while (0)
63 
64 SYSCTL_DECL(_hw_midi);
65 
66 #endif					/* _KERNEL */
67 
68 #define SYNTHPROP_MIDI		1
69 #define SYNTHPROP_SYNTH		2
70 #define SYNTHPROP_RX		4
71 #define SYNTHPROP_TX		8
72 
73 struct _midi_cmdtab {
74 	int	cmd;
75 	char   *name;
76 };
77 typedef struct _midi_cmdtab midi_cmdtab;
78 extern midi_cmdtab cmdtab_seqevent[];
79 extern midi_cmdtab cmdtab_seqioctl[];
80 extern midi_cmdtab cmdtab_timer[];
81 extern midi_cmdtab cmdtab_seqcv[];
82 extern midi_cmdtab cmdtab_seqccmn[];
83 
84 char   *midi_cmdname(int cmd, midi_cmdtab * tab);
85 
86 enum {
87 	MORE,
88 	TIMERARMED,
89 	QUEUEFULL
90 };
91 
92 #endif
93