//0x4 bytes (sizeof)
enum _KINTERRUPT_POLARITY
{
InterruptPolarityUnknown = 0,
InterruptActiveHigh = 1,
InterruptRisingEdge = 1,
InterruptActiveLow = 2,
InterruptFallingEdge = 2,
InterruptActiveBoth = 3,
InterruptActiveBothTriggerLow = 3,
InterruptActiveBothTriggerHigh = 4
};