For information about the required PCIe InfiniBand SR-IOV hardware, see SR-IOV Hardware and Software Requirements.
For InfiniBand SR-IOV support, the root domain must be running at least the Oracle Solaris 11.1.10.5.0 OS. The I/O domains can run the Oracle Solaris 10 1/13 OS plus patch 148888-04 or at least the Oracle Solaris 11.1.10.5.0 OS.