xref: /openbsd/sys/sys/radioio.h (revision d220e64a)
1 /* $OpenBSD: radioio.h,v 1.5 2015/01/14 21:15:36 deraadt Exp $ */
2 /* $RuOBSD: radioio.h,v 1.4 2001/10/18 16:51:36 pva Exp $ */
3 
4 /*
5  * Copyright (c) 2001 Maxim Tsyplakov <tm@oganer.net>,
6  *                    Vladimir Popov <jumbo@narod.ru>
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
19  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
20  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
21  * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
22  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
23  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
24  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
25  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
27  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #ifndef _SYS_RADIOIO_H_
31 #define _SYS_RADIOIO_H_
32 
33 #include <sys/types.h>
34 
35 #define MIN_FM_FREQ	87500
36 #define MAX_FM_FREQ	108000
37 
38 #define MIN_TV_CHAN	0
39 #define MAX_TV_CHAN	150
40 
41 #define IF_FREQ	10700
42 
43 struct radio_info {
44 	int	mute;
45 	int	volume;
46 	int	stereo;
47 	int	rfreq;	/* reference frequency */
48 	int	lock;	/* locking field strength during an automatic search */
49 	u_int32_t	freq;	/* in kHz */
50 	u_int32_t	caps;	/* card capabilities */
51 #define RADIO_CAPS_DETECT_STEREO	(1<<0)
52 #define RADIO_CAPS_DETECT_SIGNAL	(1<<1)
53 #define RADIO_CAPS_SET_MONO		(1<<2)
54 #define RADIO_CAPS_HW_SEARCH		(1<<3)
55 #define RADIO_CAPS_HW_AFC		(1<<4)
56 #define RADIO_CAPS_REFERENCE_FREQ	(1<<5)
57 #define RADIO_CAPS_LOCK_SENSITIVITY	(1<<6)
58 #define RADIO_CAPS_RESERVED1		(1<<7)
59 #define RADIO_CAPS_RESERVED2		(0xFF<<8)
60 #define RADIO_CARD_TYPE			(0xFF<<16)
61 	u_int32_t	info;
62 #define RADIO_INFO_STEREO		(1<<0)
63 #define RADIO_INFO_SIGNAL		(1<<1)
64 	u_int32_t	tuner_mode;
65 #define RADIO_TUNER_MODE_RADIO         (1<<0)
66 #define RADIO_TUNER_MODE_TV            (1<<1)
67 	u_int32_t	chan;
68 	u_int32_t	chnlset;
69 };
70 
71 /* Radio device operations */
72 #define RIOCGINFO	_IOR('R', 21, struct radio_info) /* get info */
73 #define RIOCSINFO	_IOWR('R', 22, struct radio_info) /* set info */
74 #define RIOCSSRCH	_IOW('R', 23, int) /* search up/down */
75 
76 #endif /* _SYS_RADIOIO_H_ */
77