Rev 422 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 422 | giacomo | 1 | #ifndef _VTX_H |
| 2 | #define _VTX_H |
||
| 3 | |||
| 4 | /* $Id: videotext.h,v 1.1 2004-01-28 15:27:00 giacomo Exp $ |
||
| 5 | * |
||
| 6 | * Copyright (c) 1994-97 Martin Buck <martin-2.buck@student.uni-ulm.de> |
||
| 7 | * Read COPYING for more information |
||
| 8 | * |
||
| 9 | */ |
||
| 10 | |||
| 11 | |||
| 12 | /* |
||
| 13 | * Videotext ioctls |
||
| 14 | */ |
||
| 15 | #define VTXIOCGETINFO 0x7101 /* get version of driver & capabilities of vtx-chipset */ |
||
| 16 | #define VTXIOCCLRPAGE 0x7102 /* clear page-buffer */ |
||
| 17 | #define VTXIOCCLRFOUND 0x7103 /* clear bits indicating that page was found */ |
||
| 18 | #define VTXIOCPAGEREQ 0x7104 /* search for page */ |
||
| 19 | #define VTXIOCGETSTAT 0x7105 /* get status of page-buffer */ |
||
| 20 | #define VTXIOCGETPAGE 0x7106 /* get contents of page-buffer */ |
||
| 21 | #define VTXIOCSTOPDAU 0x7107 /* stop data acquisition unit */ |
||
| 22 | #define VTXIOCPUTPAGE 0x7108 /* display page on TV-screen */ |
||
| 23 | #define VTXIOCSETDISP 0x7109 /* set TV-mode */ |
||
| 24 | #define VTXIOCPUTSTAT 0x710a /* set status of TV-output-buffer */ |
||
| 25 | #define VTXIOCCLRCACHE 0x710b /* clear cache on VTX-interface (if avail.) */ |
||
| 26 | #define VTXIOCSETVIRT 0x710c /* turn on virtual mode (this disables TV-display) */ |
||
| 27 | |||
| 28 | |||
| 29 | /* |
||
| 30 | * Definitions for VTXIOCGETINFO |
||
| 31 | */ |
||
| 32 | |||
| 33 | #define SAA5243 0 |
||
| 34 | #define SAA5246 1 |
||
| 35 | #define SAA5249 2 |
||
| 36 | #define SAA5248 3 |
||
| 37 | #define XSTV5346 4 |
||
| 38 | |||
| 39 | typedef struct { |
||
| 40 | int version_major, version_minor; /* version of driver; if version_major changes, driver */ |
||
| 41 | /* is not backward compatible!!! CHECK THIS!!! */ |
||
| 42 | int numpages; /* number of page-buffers of vtx-chipset */ |
||
| 43 | int cct_type; /* type of vtx-chipset (SAA5243, SAA5246, SAA5248 or |
||
| 44 | * SAA5249) */ |
||
| 45 | } |
||
| 46 | vtx_info_t; |
||
| 47 | |||
| 48 | |||
| 49 | /* |
||
| 50 | * Definitions for VTXIOC{CLRPAGE,CLRFOUND,PAGEREQ,GETSTAT,GETPAGE,STOPDAU,PUTPAGE,SETDISP} |
||
| 51 | */ |
||
| 52 | |||
| 53 | #define MIN_UNIT (1<<0) |
||
| 54 | #define MIN_TEN (1<<1) |
||
| 55 | #define HR_UNIT (1<<2) |
||
| 56 | #define HR_TEN (1<<3) |
||
| 57 | #define PG_UNIT (1<<4) |
||
| 58 | #define PG_TEN (1<<5) |
||
| 59 | #define PG_HUND (1<<6) |
||
| 60 | #define PGMASK_MAX (1<<7) |
||
| 61 | #define PGMASK_PAGE (PG_HUND | PG_TEN | PG_UNIT) |
||
| 62 | #define PGMASK_HOUR (HR_TEN | HR_UNIT) |
||
| 63 | #define PGMASK_MINUTE (MIN_TEN | MIN_UNIT) |
||
| 64 | |||
| 65 | typedef struct |
||
| 66 | { |
||
| 67 | int page; /* number of requested page (hexadecimal) */ |
||
| 68 | int hour; /* requested hour (hexadecimal) */ |
||
| 69 | int minute; /* requested minute (hexadecimal) */ |
||
| 70 | int pagemask; /* mask defining which values of the above are set */ |
||
| 71 | int pgbuf; /* buffer where page will be stored */ |
||
| 72 | int start; /* start of requested part of page */ |
||
| 73 | int end; /* end of requested part of page */ |
||
| 74 | void *buffer; /* pointer to beginning of destination buffer */ |
||
| 75 | } |
||
| 76 | vtx_pagereq_t; |
||
| 77 | |||
| 78 | |||
| 79 | /* |
||
| 80 | * Definitions for VTXIOC{GETSTAT,PUTSTAT} |
||
| 81 | */ |
||
| 82 | |||
| 83 | #define VTX_PAGESIZE (40 * 24) |
||
| 84 | #define VTX_VIRTUALSIZE (40 * 49) |
||
| 85 | |||
| 86 | typedef struct |
||
| 87 | { |
||
| 88 | int pagenum; /* number of page (hexadecimal) */ |
||
| 89 | int hour; /* hour (hexadecimal) */ |
||
| 90 | int minute; /* minute (hexadecimal) */ |
||
| 91 | int charset; /* national charset */ |
||
| 92 | unsigned delete : 1; /* delete page (C4) */ |
||
| 93 | unsigned headline : 1; /* insert headline (C5) */ |
||
| 94 | unsigned subtitle : 1; /* insert subtitle (C6) */ |
||
| 95 | unsigned supp_header : 1; /* suppress header (C7) */ |
||
| 96 | unsigned update : 1; /* update page (C8) */ |
||
| 97 | unsigned inter_seq : 1; /* interrupted sequence (C9) */ |
||
| 98 | unsigned dis_disp : 1; /* disable/suppress display (C10) */ |
||
| 99 | unsigned serial : 1; /* serial mode (C11) */ |
||
| 100 | unsigned notfound : 1; /* /FOUND */ |
||
| 101 | unsigned pblf : 1; /* PBLF */ |
||
| 102 | unsigned hamming : 1; /* hamming-error occurred */ |
||
| 103 | } |
||
| 104 | vtx_pageinfo_t; |
||
| 105 | |||
| 106 | |||
| 107 | /* |
||
| 108 | * Definitions for VTXIOCSETDISP |
||
| 109 | */ |
||
| 110 | |||
| 111 | typedef enum { |
||
| 112 | DISPOFF, DISPNORM, DISPTRANS, DISPINS, INTERLACE_OFFSET |
||
| 113 | } vtxdisp_t; |
||
| 114 | |||
| 115 | |||
| 116 | |||
| 117 | /* |
||
| 118 | * Tuner ioctls |
||
| 119 | */ |
||
| 120 | |||
| 121 | #define TUNIOCGETINFO 0x7201 /* get version of driver & capabilities of tuner */ |
||
| 122 | #define TUNIOCRESET 0x7202 /* reset tuner */ |
||
| 123 | #define TUNIOCSETFREQ 0x7203 /* set tuning frequency (unit: kHz) */ |
||
| 124 | #define TUNIOCGETFREQ 0x7204 /* get tuning frequency (unit: kHz) */ |
||
| 125 | #define TUNIOCSETCHAN 0x7205 /* set tuning channel */ |
||
| 126 | #define TUNIOCGETCHAN 0x7206 /* get tuning channel */ |
||
| 127 | |||
| 128 | |||
| 129 | typedef struct |
||
| 130 | { |
||
| 131 | int version_major, version_minor; /* version of driver; if version_major changes, driver */ |
||
| 132 | /* is not backward compatible!!! CHECK THIS!!! */ |
||
| 133 | unsigned freq : 1; /* tuner can be set to given frequency */ |
||
| 134 | unsigned chan : 1; /* tuner stores several channels */ |
||
| 135 | unsigned scan : 1; /* tuner supports scanning */ |
||
| 136 | unsigned autoscan : 1; /* tuner supports scanning with automatic stop */ |
||
| 137 | unsigned afc : 1; /* tuner supports AFC */ |
||
| 138 | unsigned dummy1, dummy2, dummy3, dummy4, dummy5, dummy6, dummy7, dummy8, dummy9, dummy10, |
||
| 139 | dummy11 : 1; |
||
| 140 | int dummy12, dummy13, dummy14, dummy15, dummy16, dummy17, dummy18, dummy19; |
||
| 141 | } tuner_info_t; |
||
| 142 | |||
| 143 | |||
| 144 | #endif /* _VTX_H */ |