patch-2.1.94 linux/include/linux/videotext.h

• Lines: 145
• Date: Wed Apr 8 17:24:48 1998
• Orig file: v2.1.93/linux/include/linux/videotext.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.93/linux/include/linux/videotext.h linux/include/linux/videotext.h
@@ -0,0 +1,144 @@
+#ifndef _VTX_H
+#define _VTX_H
+
+/* $Id: videotext.h,v 1.1 1998/03/30 22:26:39 alan Exp $
+ *
+ * Copyright (c) 1994-97 Martin Buck  <martin-2.buck@student.uni-ulm.de>
+ * Read COPYING for more information
+ *
+ */
+
+
+/*
+ *	Videotext ioctls
+ */
+#define VTXIOCGETINFO  0x7101  /* get version of driver & capabilities of vtx-chipset */
+#define VTXIOCCLRPAGE  0x7102  /* clear page-buffer */
+#define VTXIOCCLRFOUND 0x7103  /* clear bits indicating that page was found */
+#define VTXIOCPAGEREQ  0x7104  /* search for page */
+#define VTXIOCGETSTAT  0x7105  /* get status of page-buffer */
+#define VTXIOCGETPAGE  0x7106  /* get contents of page-buffer */
+#define VTXIOCSTOPDAU  0x7107  /* stop data acquisition unit */
+#define VTXIOCPUTPAGE  0x7108  /* display page on TV-screen */
+#define VTXIOCSETDISP  0x7109  /* set TV-mode */
+#define VTXIOCPUTSTAT  0x710a  /* set status of TV-output-buffer */
+#define VTXIOCCLRCACHE 0x710b  /* clear cache on VTX-interface (if avail.) */
+#define VTXIOCSETVIRT  0x710c  /* turn on virtual mode (this disables TV-display) */
+
+
+/* 
+ *	Definitions for VTXIOCGETINFO
+ */
+ 
+#define SAA5243 0
+#define SAA5246 1
+#define SAA5249 2
+#define SAA5248 3
+#define XSTV5346 4
+
+typedef struct {
+	int version_major, version_minor;	/* version of driver; if version_major changes, driver */
+						/* is not backward compatible!!! CHECK THIS!!! */  
+	int numpages;				/* number of page-buffers of vtx-chipset */
+	int cct_type;				/* type of vtx-chipset (SAA5243, SAA5246, SAA5248 or
+  						 * SAA5249) */
+}
+vtx_info_t;
+
+
+/*
+ *	Definitions for VTXIOC{CLRPAGE,CLRFOUND,PAGEREQ,GETSTAT,GETPAGE,STOPDAU,PUTPAGE,SETDISP}
+ */
+
+#define MIN_UNIT   (1<<0)
+#define MIN_TEN    (1<<1)
+#define HR_UNIT    (1<<2)
+#define HR_TEN     (1<<3)
+#define PG_UNIT    (1<<4)
+#define PG_TEN     (1<<5)
+#define PG_HUND    (1<<6)
+#define PGMASK_MAX (1<<7)
+#define PGMASK_PAGE (PG_HUND | PG_TEN | PG_UNIT)
+#define PGMASK_HOUR (HR_TEN | HR_UNIT)
+#define PGMASK_MINUTE (MIN_TEN | MIN_UNIT)
+
+typedef struct 
+{
+	int page;	/* number of requested page (hexadecimal) */
+	int hour;	/* requested hour (hexadecimal) */
+	int minute;	/* requested minute (hexadecimal) */
+	int pagemask;	/* mask defining which values of the above are set */
+	int pgbuf;	/* buffer where page will be stored */
+	int start;	/* start of requested part of page */
+	int end;	/* end of requested part of page */
+	void *buffer;	/* pointer to beginning of destination buffer */
+}
+vtx_pagereq_t;
+
+
+/*
+ *	Definitions for VTXIOC{GETSTAT,PUTSTAT}
+ */
+ 
+#define VTX_PAGESIZE (40 * 24)
+#define VTX_VIRTUALSIZE (40 * 49)
+
+typedef struct 
+{
+	int pagenum;			/* number of page (hexadecimal) */
+	int hour;			/* hour (hexadecimal) */
+	int minute;			/* minute (hexadecimal) */
+	int charset;			/* national charset */
+	unsigned delete : 1;		/* delete page (C4) */
+	unsigned headline : 1;		/* insert headline (C5) */
+	unsigned subtitle : 1;		/* insert subtitle (C6) */
+	unsigned supp_header : 1;	/* suppress header (C7) */
+	unsigned update : 1;		/* update page (C8) */
+	unsigned inter_seq : 1;		/* interrupted sequence (C9) */
+	unsigned dis_disp : 1;		/* disable/suppress display (C10) */
+	unsigned serial : 1;		/* serial mode (C11) */
+	unsigned notfound : 1;		/* /FOUND */
+	unsigned pblf : 1;		/* PBLF */
+	unsigned hamming : 1;		/* hamming-error occured */
+}
+vtx_pageinfo_t;
+
+
+/*
+ *	Definitions for VTXIOCSETDISP
+ */
+ 
+typedef enum { 
+	DISPOFF, DISPNORM, DISPTRANS, DISPINS, INTERLACE_OFFSET 
+} vtxdisp_t;
+
+
+
+/*
+ *	Tuner ioctls
+ */
+ 
+#define TUNIOCGETINFO  0x7201  /* get version of driver & capabilities of tuner */
+#define TUNIOCRESET    0x7202  /* reset tuner */
+#define TUNIOCSETFREQ  0x7203  /* set tuning frequency (unit: kHz) */
+#define TUNIOCGETFREQ  0x7204  /* get tuning frequency (unit: kHz) */
+#define TUNIOCSETCHAN  0x7205  /* set tuning channel */
+#define TUNIOCGETCHAN  0x7206  /* get tuning channel */
+
+
+typedef struct 
+{
+	int version_major, version_minor;	/* version of driver; if version_major changes, driver */
+						/* is not backward compatible!!! CHECK THIS!!! */  
+	unsigned freq : 1;			/* tuner can be set to given frequency */
+	unsigned chan : 1;			/* tuner stores several channels */
+	unsigned scan : 1;			/* tuner supports scanning */
+	unsigned autoscan : 1;		/* tuner supports scanning with automatic stop */
+	unsigned afc : 1;			/* tuner supports AFC */
+	unsigned dummy1, dummy2, dummy3, dummy4, dummy5, dummy6, dummy7, dummy8, dummy9, dummy10,
+ 		dummy11 : 1;
+	int dummy12, dummy13, dummy14, dummy15, dummy16, dummy17, dummy18, dummy19;
+} tuner_info_t;
+
+
+#endif /* _VTX_H */