This is a trivial patch that makes sba_iommu recognize a new IOC.
Only change is that it will print

    IOC: sx1000 0.1 HPA 0xf8120002000 IOVA space 1024Mb at 0x80000000

instead of

    IOC: Unknown (103c:127c) 0.1 HPA 0xf8120002000 IOVA space 1024Mb
at 0x80000000