Metadatacopystruct _EXT_IOMMU_DEVICE_ID { enum _EXT_IOMMU_DEVICE_TYPE DeviceType;/* 0x0 4 */ union _EXT_IOMMU_DEVICE_ID_FLAGS Flags;/* 0x4 2 */ /* 2 bytes padding */ union { struct _EXT_IOMMU_DEVICE_ID_PCI Pci;/* 0x8 16 */ struct _EXT_IOMMU_DEVICE_ID_ACPI Acpi;/* 0x8 8 */ unsigned char IoApicId;/* 0x8 1 */ unsigned __int64 LogicalId;/* 0x8 8 */ struct _EXT_IOMMU_DEVICE_ID_TEST Test;/* 0x8 8 */ };/* 0x8 16 */};