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ABSOLUTE 0x5000
VBECardInfo:
.signature resb 4
.version resw 1
.oemstring resd 1
.capabilities resd 1
.videomodeptr resd 1
.totalmemory resw 1
.oemsoftwarerev resw 1
.oemvendornameptr resd 1
.oemproductnameptr resd 1
.oemproductrevptr resd 1
.reserved resb 222
.oemdata resb 256
ABSOLUTE 0x5200
VBEModeInfo:
.attributes resw 1
.winA resb 1
.winB resb 1
.granularity resw 1
.winsize resw 1
.segmentA resw 1
.segmentB resw 1
.winfuncptr resd 1
.bytesperscanline resw 1
.xresolution resw 1
.yresolution resw 1
.xcharsize resb 1
.ycharsize resb 1
.numberofplanes resb 1
.bitsperpixel resb 1
.numberofbanks resb 1
.memorymodel resb 1
.banksize resb 1
.numberofimagepages resb 1
.unused resb 1
.redmasksize resb 1
.redfieldposition resb 1
.greenmasksize resb 1
.greenfieldposition resb 1
.bluemasksize resb 1
.bluefieldposition resb 1
.rsvdmasksize resb 1
.rsvdfieldposition resb 1
.directcolormodeinfo resb 1
.physbaseptr resd 1
.offscreenmemoryoffset resd 1
.offscreenmemsize resw 1
.reserved resb 206
VBE.ModeAttributes:
.available equ 1 << 0
.bios equ 1 << 2
.color equ 1 << 3
.graphics equ 1 << 4
.vgacompatible equ 1 << 5
.notbankable equ 1 << 6
.linearframebuffer equ 1 << 7
ABSOLUTE 0x5400
VBEEDID:
.header resb 8
.manufacturer resw 1
.productid resw 1
.serial resd 1
.manufactureweek resb 1
.manufactureyear resb 1
.version resb 1
.revision resb 1
.input resb 1
.horizontalsize resb 1
.verticalsize resb 1
.gamma resb 1
.displaytype resb 1
.chromaticity resb 10
.timingI resb 1
.timingII resb 1
.timingreserved resb 1
.standardtiming: resw 8 ;format: db (horizontal-248)/8, aspectratio | verticalfrequency - 60
.aspect.16.10 equ 0 ;mul horizontal by 10, shr 4 to get vertical resolution
.aspect.4.3 equ 1 << 6 ;mul horizontal by 3, shr 2 to get vertical resolution
.aspect.5.4 equ 2 << 6 ;shl horizontal by 2, div by 5 to get vertical resolution
.aspect.16.9 equ 3 << 6 ;mul horizontal by 9, shr by 4 to get vertical resolution
.descriptorblock1 resb 18
.descriptorblock2 resb 18
.descriptorblock3 resb 18
.descriptorblock4 resb 18
.extensionflag resb 1
.checksum resb 1