Toshiba EQUIUM L300D Laptop User Manual


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3.10Peripheral 3DiagnosticPrograms
53
NOTE1:AMDplatformcan’tsupportthisitem
Subtest11 BitBltEngineTest
ThistestitemistocheckwhethertheBitBltengineworksnormally.
BitBltistheabbreviationof‘BitBlockTranslate’,thatmeansthecopyofdata
blockfor3types,fromvideomemorytovideomemory,fromvideomemoryto
systemmemory,andfromsystemmemorytovideomemory.
WhatshouldbedoneistowritethedataofthetypeofBitBLToperationandthe
locationofBitBLTsourceareaanddestinationareaintotheBitBLTregisters,and
allthoseoperationswillbecompletedautomaticallybyBitBLTenginewith
minimumCPUintervention.
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