xref: /freebsd/sys/dev/sound/midi/sequencer.h (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
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 #define NSEQ_MAX	16
40 
41 /*
42  * many variables should be reduced to a range. Here define a macro
43  */
44 
45 #define RANGE(var, low, high) (var) = \
46 ((var)<(low)?(low) : (var)>(high)?(high) : (var))
47 
48 #ifdef _KERNEL
49 
50 void	seq_timer(void *arg);
51 
52 SYSCTL_DECL(_hw_midi_seq);
53 
54 extern int seq_debug;
55 
56 #define SEQ_DEBUG(y, x)			\
57 	do {				\
58 		if (seq_debug >= y) {	\
59 			(x);		\
60 		}			\
61 	} while (0)
62 
63 SYSCTL_DECL(_hw_midi);
64 
65 #endif					/* _KERNEL */
66 
67 #define SYNTHPROP_MIDI		1
68 #define SYNTHPROP_SYNTH		2
69 #define SYNTHPROP_RX		4
70 #define SYNTHPROP_TX		8
71 
72 struct _midi_cmdtab {
73 	int	cmd;
74 	char   *name;
75 };
76 typedef struct _midi_cmdtab midi_cmdtab;
77 extern midi_cmdtab cmdtab_seqevent[];
78 extern midi_cmdtab cmdtab_seqioctl[];
79 extern midi_cmdtab cmdtab_timer[];
80 extern midi_cmdtab cmdtab_seqcv[];
81 extern midi_cmdtab cmdtab_seqccmn[];
82 
83 char   *midi_cmdname(int cmd, midi_cmdtab * tab);
84 
85 enum {
86 	MORE,
87 	TIMERARMED,
88 	QUEUEFULL
89 };
90 
91 #endif
92