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EDID 1.4: Allow for sync range offsets.

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Table 3.26: Display Range Limits & Timing Descriptor Block Definition
This commit is contained in:
Adam Jackson 2007-12-28 13:33:39 -05:00
parent 3b23dd9fd4
commit bac3ecde39
1 changed files with 10 additions and 6 deletions
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16
hw/xfree86/ddc/edid.h
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@ -1,5 +1,5 @@
/* edid.h: defines to parse an EDID block
/*
* edid.h: defines to parse an EDID block
*
* This file contains all information to interpret a standard EDIC block
* transmitted by a display device via DDC (Display Data Channel). So far
@ -241,14 +241,18 @@
#define SERIAL_NUMBER 0xFF
#define ASCII_STR 0xFE
#define MONITOR_RANGES 0xFD
#define _MIN_V_OFFSET(x) ((!!(x[4] & 0x01)) * 255)
#define _MAX_V_OFFSET(x) ((!!(x[4] & 0x02)) * 255)
#define _MIN_H_OFFSET(x) ((!!(x[4] & 0x04)) * 255)
#define _MAX_H_OFFSET(x) ((!!(x[4] & 0x08)) * 255)
#define _MIN_V(x) x[5]
#define MIN_V _MIN_V(c)
#define MIN_V (_MIN_V(c) + _MIN_V_OFFSET(c))
#define _MAX_V(x) x[6]
#define MAX_V _MAX_V(c)
#define MAX_V (_MAX_V(c) + _MAX_V_OFFSET(c))
#define _MIN_H(x) x[7]
#define MIN_H _MIN_H(c)
#define MIN_H (_MIN_H(c) + _MIN_H_OFFSET(c))
#define _MAX_H(x) x[8]
#define MAX_H _MAX_H(c)
#define MAX_H (_MAX_H(c) + _MAX_H_OFFSET(c))
#define _MAX_CLOCK(x) x[9]
#define MAX_CLOCK _MAX_CLOCK(c)
#define _HAVE_2ND_GTF(x) (x[10] == 0x02)