On Mon, 6 Oct 2025 at 01:10, Gustavo Romero <[email protected]> wrote: > > Advertise FEAT_MEC in AA64MMFR3 ID register for the Arm64 cpu max as a > first step to fully support FEAT_MEC. > > The FEAT_MEC is an extension to FEAT_RME that implements multiple > Memory Encryption Contexts (MEC) so the memory in a realm can be > encrypted and accessing it from the wrong encryption context is not > possible. An encryption context allow the selection of a memory > encryption engine. > > At this point, no real memory encryption is supported, but software > stacks that rely on FEAT_MEC should work properly. > > Reviewed-by: Richard Henderson <[email protected]> > Message-ID: <[email protected]> > Signed-off-by: Richard Henderson <[email protected]> > Signed-off-by: Gustavo Romero <[email protected]> > ---
Reviewed-by: Peter Maydell <[email protected]> thanks -- PMM
