/* * drivers/video/edid.h - EDID/DDC Header * * Based on: * 1. XFree86 4.3.0, edid.h * Copyright 1998 by Egbert Eich <Egbert.Eich@Physik.TU-Darmstadt.DE> * * 2. John Fremlin <vii@users.sourceforge.net> and * Ani Joshi <ajoshi@unixbox.com> * * DDC is a Trademark of VESA (Video Electronics Standard Association). * * This file is subject to the terms and conditions of the GNU General Public * License. See the file COPYING in the main directory of this archive * for more details. #ifndef __EDID_H__#define __EDID_H__#define EDID_LENGTH 0 x80#define EDID_HEADER 0 x00#define EDID_HEADER_END 0 x07#define ID_MANUFACTURER_NAME 0 x08#define ID_MANUFACTURER_NAME_END 0 x09#define ID_MODEL 0 x0a#define ID_SERIAL_NUMBER 0 x0c#define MANUFACTURE_WEEK 0 x10#define MANUFACTURE_YEAR 0 x11#define EDID_STRUCT_VERSION 0 x12#define EDID_STRUCT_REVISION 0 x13#define EDID_STRUCT_DISPLAY 0 x14#define DPMS_FLAGS 0 x18#define ESTABLISHED_TIMING_1 0 x23#define ESTABLISHED_TIMING_2 0 x24#define MANUFACTURERS_TIMINGS 0 x25/* standard timings supported */ #define STD_TIMING 8 #define STD_TIMING_DESCRIPTION_SIZE 2 #define STD_TIMING_DESCRIPTIONS_START 0 x26#define DETAILED_TIMING_DESCRIPTIONS_START 0 x36#define DETAILED_TIMING_DESCRIPTION_SIZE 18 #define NO_DETAILED_TIMING_DESCRIPTIONS 4 #define DETAILED_TIMING_DESCRIPTION_1 0 x36#define DETAILED_TIMING_DESCRIPTION_2 0 x48#define DETAILED_TIMING_DESCRIPTION_3 0 x5a#define DETAILED_TIMING_DESCRIPTION_4 0 x6c#define DESCRIPTOR_DATA 5 #define UPPER_NIBBLE( x ) \128 |64 |32 |16 ) & (x)) >> 4 )#define LOWER_NIBBLE( x ) \1 |2 |4 |8 ) & (x))#define COMBINE_HI_8LO( hi, lo ) \unsigned )hi) << 8 ) | (unsigned )lo )#define COMBINE_HI_4LO( hi, lo ) \unsigned )hi) << 4 ) | (unsigned )lo )#define PIXEL_CLOCK_LO (unsigned )block[ 0 ]#define PIXEL_CLOCK_HI (unsigned )block[ 1 ]#define PIXEL_CLOCK (COMBINE_HI_8LO( PIXEL_CLOCK_HI,PIXEL_CLOCK_LO )*10000 )#define H_ACTIVE_LO (unsigned )block[ 2 ]#define H_BLANKING_LO (unsigned )block[ 3 ]#define H_ACTIVE_HI UPPER_NIBBLE( (unsigned )block[ 4 ] )#define H_ACTIVE COMBINE_HI_8LO( H_ACTIVE_HI, H_ACTIVE_LO )#define H_BLANKING_HI LOWER_NIBBLE( (unsigned )block[ 4 ] )#define H_BLANKING COMBINE_HI_8LO( H_BLANKING_HI, H_BLANKING_LO )#define V_ACTIVE_LO (unsigned )block[ 5 ]#define V_BLANKING_LO (unsigned )block[ 6 ]#define V_ACTIVE_HI UPPER_NIBBLE( (unsigned )block[ 7 ] )#define V_ACTIVE COMBINE_HI_8LO( V_ACTIVE_HI, V_ACTIVE_LO )#define V_BLANKING_HI LOWER_NIBBLE( (unsigned )block[ 7 ] )#define V_BLANKING COMBINE_HI_8LO( V_BLANKING_HI, V_BLANKING_LO )#define H_SYNC_OFFSET_LO (unsigned )block[ 8 ]#define H_SYNC_WIDTH_LO (unsigned )block[ 9 ]#define V_SYNC_OFFSET_LO UPPER_NIBBLE( (unsigned )block[ 10 ] )#define V_SYNC_WIDTH_LO LOWER_NIBBLE( (unsigned )block[ 10 ] )#define V_SYNC_WIDTH_HI ((unsigned )block[ 11 ] & (1 |2 ))#define V_SYNC_OFFSET_HI (((unsigned )block[ 11 ] & (4 |8 )) >> 2 )#define H_SYNC_WIDTH_HI (((unsigned )block[ 11 ] & (16 |32 )) >> 4 )#define H_SYNC_OFFSET_HI (((unsigned )block[ 11 ] & (64 |128 )) >> 6 )#define V_SYNC_WIDTH COMBINE_HI_4LO( V_SYNC_WIDTH_HI, V_SYNC_WIDTH_LO )#define V_SYNC_OFFSET COMBINE_HI_4LO( V_SYNC_OFFSET_HI, V_SYNC_OFFSET_LO )#define H_SYNC_WIDTH COMBINE_HI_8LO( H_SYNC_WIDTH_HI, H_SYNC_WIDTH_LO )#define H_SYNC_OFFSET COMBINE_HI_8LO( H_SYNC_OFFSET_HI, H_SYNC_OFFSET_LO )#define H_SIZE_LO (unsigned )block[ 12 ]#define V_SIZE_LO (unsigned )block[ 13 ]#define H_SIZE_HI UPPER_NIBBLE( (unsigned )block[ 14 ] )#define V_SIZE_HI LOWER_NIBBLE( (unsigned )block[ 14 ] )#define H_SIZE COMBINE_HI_8LO( H_SIZE_HI, H_SIZE_LO )#define V_SIZE COMBINE_HI_8LO( V_SIZE_HI, V_SIZE_LO )#define H_BORDER (unsigned )block[ 15 ]#define V_BORDER (unsigned )block[ 16 ]#define FLAGS (unsigned )block[ 17 ]#define INTERLACED (FLAGS&128 )#define SYNC_TYPE (FLAGS&3 <<3 ) /* bits 4,3 */ #define SYNC_SEPARATE (3 <<3 )#define HSYNC_POSITIVE (FLAGS & 4 )#define VSYNC_POSITIVE (FLAGS & 2 )#define V_MIN_RATE block[ 5 ]#define V_MAX_RATE block[ 6 ]#define H_MIN_RATE block[ 7 ]#define H_MAX_RATE block[ 8 ]#define MAX_PIXEL_CLOCK (((int )block[ 9 ]) * 10 )#define GTF_SUPPORT block[10 ]#define DPMS_ACTIVE_OFF (1 << 5 )#define DPMS_SUSPEND (1 << 6 )#define DPMS_STANDBY (1 << 7 )#endif /* __EDID_H__ */
Messung V0.5 in Prozent C=96 H=92 G=93
¤ Dauer der Verarbeitung: 0.11 Sekunden
(vorverarbeitet am 2026-06-07)
¤ *© Formatika GbR, Deutschland
