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
43struct 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