_IOMMU_MAP_PHYSICAL_ADDRESS

//0x18 bytes (sizeof) struct _IOMMU_MAP_PHYSICAL_ADDRESS { enum _IOMMU_MAP_PHYSICAL_ADDRESS_TYPE MapType; //0x0 union { struct { struct _MDL* Mdl; //0x8 } Mdl; //0x8 struct { union _LARGE_INTEGER Base; //0x8 ULONGLONG Size; //0x10 } ContiguousRange; //0x8 struct { ULONGLONG* PageFrame; //0x8 ULONGLONG NumberOfPages; //0x10 } PfnArray; //0x8 }; };