Status=IoConnectInterrupt (
& extension -> InterruptObject,
CollectInterruptServiceRoutine,
The extension -> DeviceObject,
NULL,
MappedVector1,
Irql1,
Irql1,
Latched,
FALSE,
Affinity,
FALSE
);

if (! NT_SUCCESS (status))
{
KdPrint ((" IoConnectInterrupt failed - % X \ n ", status));
Goto done_DriverEntry;
}