Int 2F/AX=1684h/BX=0005h

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MS Windows - VTD - GET API ENTRY POINT

AX = 1684h
BX = 0005h (virtual device ID for VTD device) (see #02642)
ES:DI = 0000h:0000h

Return:
ES:DI -> VxD API entry point (see #02646) 0000h:0000h if the VxD does not support an API

See Also: AX=1684h"DEVICE API" - INT 20"Windows"

(Table 02646) Call VTD.386/VTD.VXD entry point with:. AX = function number 0000h get VTD version number

Return:
CF clear AH = major version AL = minor version 0100h get current clock tick time

Return:
EDX:EAX = clock tick time in 840ns units since Windows was started 0101h get current system time in milliseconds

Return:
EAX = time in milliseconds that Windows has been running 0102h get current virtual machine time

Return:
EAX = cumulative amount of time the virtual machine has been active, in milliseconds

Note: This entry point should only be called directly when TOOLHELP.DLL TimerCount() cannot be called

See Also: #01268 - #01270 - #01269 at INT 20"Windows"

Category: Windows - Int 2Fh - M

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