xref: /freebsd/sys/dev/sound/midi/sequencer.h (revision 3bdf775801b218aa5a89564839405b122f4b233e)
1 /*-
2  * Copyright (c) 2003 Mathew Kanner
3  * Copyright (c) 1999 Seigo Tanimura
4  * All rights reserved.
5  *
6  * Redistribution and use in source and binary forms, with or without
7  * modification, are permitted provided that the following conditions
8  * are met:
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25  * SUCH DAMAGE.
26  *
27  * $FreeBSD$
28  */
29 
30 /*
31  * Include file for the midi sequence driver.
32  */
33 
34 #ifndef _SEQUENCER_H_
35 #define _SEQUENCER_H_
36 
37 
38 #define NSEQ_MAX	16
39 
40 /*
41  * many variables should be reduced to a range. Here define a macro
42  */
43 
44 #define RANGE(var, low, high) (var) = \
45 ((var)<(low)?(low) : (var)>(high)?(high) : (var))
46 
47 #ifdef _KERNEL
48 
49 void	seq_timer(void *arg);
50 
51 SYSCTL_DECL(_hw_midi_seq);
52 
53 extern int seq_debug;
54 
55 #define SEQ_DEBUG(y, x)			\
56 	do {				\
57 		if (seq_debug >= y) {	\
58 			(x);		\
59 		}			\
60 	} while (0)
61 
62 SYSCTL_DECL(_hw_midi);
63 
64 #endif					/* _KERNEL */
65 
66 #define SYNTHPROP_MIDI		1
67 #define SYNTHPROP_SYNTH		2
68 #define SYNTHPROP_RX		4
69 #define SYNTHPROP_TX		8
70 
71 struct _midi_cmdtab {
72 	int	cmd;
73 	char   *name;
74 };
75 typedef struct _midi_cmdtab midi_cmdtab;
76 extern midi_cmdtab cmdtab_seqevent[];
77 extern midi_cmdtab cmdtab_seqioctl[];
78 extern midi_cmdtab cmdtab_timer[];
79 extern midi_cmdtab cmdtab_seqcv[];
80 extern midi_cmdtab cmdtab_seqccmn[];
81 
82 char   *midi_cmdname(int cmd, midi_cmdtab * tab);
83 
84 enum {
85 	MORE,
86 	TIMERARMED,
87 	QUEUEFULL
88 };
89 
90 #endif
91