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include vpicd.inc mov eax, IRQHand ; IRQ handle VxDcall VPICD_Force_Default_Behavior |
The VPICD_Force_Default_Behavior service unvirtualizes an IRQ. This
allows a virtual device to remove virtualization of an IRQ when it processes a
System_Exit message.
IRQHand
Specifies the handle of the IRQ to unvirtualize.
This service has no return value.
This service invalidates the IRQ handle. After calling this service, a virtual device must not attempt to use the IRQ handle.
Flags