copy
//0x4 bytes (sizeof)
enum _EXT_IOMMU_TRANSLATION_TYPE
{
    ExtTranslationTypePassThrough = 0,
    ExtTranslationTypeBlocked = 1,
    ExtTranslationTypeTranslate = 2,
    ExtTranslationTypeSafePassThrough = 3,
    ExtTranslationTypeInvalid = 4
};