struct _IOMMU_DMA_LOGICAL_ADDRESS_TOKEN_MAPPED_SEGMENT// Size=0x18
{
    struct _IOMMU_DMA_LOGICAL_ADDRESS_TOKEN * OwningToken;// Offset=0x0 Size=0x8
    unsigned long long Offset;// Offset=0x8 Size=0x8
    unsigned long long Size;// Offset=0x10 Size=0x8
};