SPRUIL1D May 2019 – December 2024 DRA829J , DRA829J-Q1 , DRA829V , DRA829V-Q1 , TDA4VM , TDA4VM-Q1
The VirtSS provides all the translation components supported in K3 for virtualization as well as NAVSS connectivity between the AC, MODSS, UDMASS, and NB ports. The virtualization components include PATs, PVUs, and Arm® SMMUv3 components, TBU and TCU. The number of each component, as well as the configuration of each component, can be seen in Section 8.3.1.3, VirtSS Configuration. VirtSS instances the components and any required bridges and provides the CBA busses, connected into the main NAVSS CBASS. All routing to the VirtSS is defined in the NAVSS CBASS.
There is one VirtSS in the device and it is part of the main Navigator Subsystem (NAVSS0).
The VirtSS supports the following functions and features:
For SMMU TBU and SMMU TCU functional description please refer to Arm documentation at http://infocenter.arm.com.