Re: [RFC PATCH v2 1/4] tsm: Runtime measurement register support

Jarkko Sakkinen
2024-02-01T22:03:54Z

On Sun Jan 28, 2024 at 11:25 PM EET, Samuel Ortiz wrote:
> Some confidential computing architecture (Intel TDX, ARM-CCA, RISC-V
> CoVE) provide the TVM (confidential computing guest) with a set of
> runtime measurement registers (RTMR). TVMs can extend those registers
> with their measurements at runtime, i.e. after the TVM initial
> measurements are finalized and the TVM actually runs.
>
> RTMRs are separated from the initial measurement registers set, and TSMs

"measurement registers" and you do not need to cross-check what the
heck RTMR was anyway.

BR, Jarkko