This repo holds the work area and revisions of the non-ISA specification created by the RISC-V AP-TEE TG. This specification defines the programming interfaces (ABI) to support the Confidential VM Extension (CoVE) confidential computing architecture for RISC-V application-processor platforms.
Reference: link
what is TSM msmt? Is it "TSM measurement", pls clarify
There is no non-confidential VM per-se in this figure (for the blue legend)