TrenchBoot has been in development for several years now by Oracle, 3mdeb, and other stakeholders for providing greater security and integrity to the Linux boot process via measured launch of the OS using a Dynamic Root of Trust Measurement (DRTM) backed by Intel Trusted Execution Technology (TXT) and AMD Secure Startup. Much progress was made over 2023 while more work is ahead in 2024 for furthering the TrenchBoot efforts...
Making for a very exciting Saturday morning, AMD just posted their initial enablement patch for plumbing Zen 5 processor support "znver5" into the GNU Compiler Collection! With GCC 14 due to be released as stable in March~April as usual for the annual compiler release, it's been frustrating to see no Zen 5 support even while Intel has already been working on Clear Water Forest and Panther Lake support with already having upstreamed Sierra Forest, Granite Rapids, and other new CPU targets months ago... Well, Granite Rapids was added to GCC in late 2022. But squeezing in as what should now be merged in time is the initial AMD Zen 5 support!..