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Values for VTD (VxD ID 0005h) service number

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Value Description

0000h

get version

0001h

update system clock

0002h

get interrupt period

0003h

begin minimum interrupt period

0004h

end minimum interrupt period

0005h

disable trapping

0006h

enable trapping

0007h

get real time
Return: EDX:EAX = time in 840ns units since Windows was started

0008h

"VTD_Get_Date_And_Time"

0009h

"VTD_Adjust_VM_Count"

000Ah

"VTD_Delay"

See Also:

#02646 at INT 2F/AX=1684h/BX=0005h