Annotation of sys/dev/pci/bktr/bktr_tuner.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: bktr_tuner.h,v 1.2 2007/01/08 08:29:37 pedro Exp $ */
2: /* $FreeBSD: src/sys/dev/bktr/bktr_tuner.h,v 1.1 1999/09/26 22:06:20 roger Exp $ */
3:
4: /*
5: * This is part of the Driver for Video Capture Cards (Frame grabbers)
6: * and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
7: * chipset.
8: * Copyright Roger Hardiman and Amancio Hasty.
9: *
10: * bktr_tuner : This deals with controlling the tuner fitted to TV cards.
11: *
12: */
13:
14: /*
15: * 1. Redistributions of source code must retain the
16: * Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
17: * All rights reserved.
18: *
19: * Redistribution and use in source and binary forms, with or without
20: * modification, are permitted provided that the following conditions
21: * are met:
22: * 1. Redistributions of source code must retain the above copyright
23: * notice, this list of conditions and the following disclaimer.
24: * 2. Redistributions in binary form must reproduce the above copyright
25: * notice, this list of conditions and the following disclaimer in the
26: * documentation and/or other materials provided with the distribution.
27: * 3. All advertising materials mentioning features or use of this software
28: * must display the following acknowledgement:
29: * This product includes software developed by Amancio Hasty and
30: * Roger Hardiman
31: * 4. The name of the author may not be used to endorse or promote products
32: * derived from this software without specific prior written permission.
33: *
34: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
35: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
36: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
37: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
38: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
39: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
40: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
42: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
43: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
44: * POSSIBILITY OF SUCH DAMAGE.
45: */
46:
47: /* Definitions for Tuners */
48:
49: #define NO_TUNER 0
50: #define TEMIC_NTSC 1
51: #define TEMIC_PAL 2
52: #define TEMIC_SECAM 3
53: #define PHILIPS_NTSC 4
54: #define PHILIPS_PAL 5
55: #define PHILIPS_SECAM 6
56: #define TEMIC_PALI 7
57: #define PHILIPS_PALI 8
58: #define PHILIPS_FR1236_NTSC 9 /* These have FM radio support */
59: #define PHILIPS_FR1216_PAL 10 /* These have FM radio support */
60: #define PHILIPS_FR1236_SECAM 11 /* These have FM radio support */
61: #define ALPS_TSCH5 12
62: #define ALPS_TSBH1 13
63: #define TIVISION_TVF5533 14
64: #define Bt848_MAX_TUNER 15
65:
66: /* experimental code for Automatic Frequency Control */
67: #define TUNER_AFC
68:
69: /*
70: * Fill in the tuner entries in the bktr_softc based on the selected tuner
71: * type (from the list of tuners above)
72: */
73: void select_tuner( bktr_ptr_t bktr, int tuner_type );
74:
75:
76: /*
77: * The Channel Set maps TV channels eg Ch 36, Ch 51, onto frequencies
78: * and is country specific.
79: */
80: int tuner_getchnlset( struct bktr_chnlset *chnlset );
81:
82: /*
83: * tv_channel sets the tuner to channel 'n' using the current Channel Set
84: * tv_freq sets the tuner to a specific frequency for TV or for FM Radio
85: * get_tuner_status can be used to get the signal strength.
86: */
87: #define TV_FREQUENCY 0
88: #define FM_RADIO_FREQUENCY 1
89: int tv_channel( bktr_ptr_t bktr, int channel );
90: int tv_freq( bktr_ptr_t bktr, int frequency, int type );
91: int get_tuner_status( bktr_ptr_t bktr );
92:
93: #if defined( TUNER_AFC )
94: int do_afc( bktr_ptr_t bktr, int addr, int frequency );
95: #endif /* TUNER_AFC */
96:
97:
98: /*
99: * This is for start-up convenience only, NOT mandatory.
100: */
101: #if !defined( DEFAULT_CHNLSET )
102: #define DEFAULT_CHNLSET CHNLSET_WEUROPE
103: #endif
104:
105:
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