1 /* $OpenBSD: radioio.h,v 1.2 2001/12/05 10:27:05 mickey 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/param.h> 34 35 #define MIN_FM_FREQ 87500 36 #define MAX_FM_FREQ 108000 37 38 #define IF_FREQ 10700 39 40 struct radio_info { 41 int mute; 42 int volume; 43 int stereo; 44 int rfreq; /* reference frequency */ 45 int lock; /* locking field strength during an automatic search */ 46 u_int32_t freq; /* in kHz */ 47 u_int32_t caps; /* card capabilities */ 48 #define RADIO_CAPS_DETECT_STEREO (1<<0) 49 #define RADIO_CAPS_DETECT_SIGNAL (1<<1) 50 #define RADIO_CAPS_SET_MONO (1<<2) 51 #define RADIO_CAPS_HW_SEARCH (1<<3) 52 #define RADIO_CAPS_HW_AFC (1<<4) 53 #define RADIO_CAPS_REFERENCE_FREQ (1<<5) 54 #define RADIO_CAPS_LOCK_SENSITIVITY (1<<6) 55 #define RADIO_CAPS_RESERVED1 (1<<7) 56 #define RADIO_CAPS_RESERVED2 (0xFF<<8) 57 #define RADIO_CARD_TYPE (0xFF<<16) 58 u_int32_t info; 59 #define RADIO_INFO_STEREO (1<<0) 60 #define RADIO_INFO_SIGNAL (1<<1) 61 }; 62 63 /* Radio device operations */ 64 #define RIOCGINFO _IOR('R', 21, struct radio_info) /* get info */ 65 #define RIOCSINFO _IOWR('R', 22, struct radio_info) /* set info */ 66 #define RIOCSSRCH _IOW('R', 23, int) /* search up/down */ 67 68 #endif /* _SYS_RADIOIO_H_ */ 69