On Sunday, 28 January 2024 17:39:56 GMT Michael wrote: > I'm not sure a microcode update has been released yet by AMD as a blob, > outside what they make available to MoBo OEMs within 'BIOS firmware' > updates. To find what's in the box use: > > dmesg | grep -i 'family:' > > Then check what CPU family and model microcodes the linux-firmware contains: > > https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/ > tree/amd-ucode/README
No luck with those. > If you can't find your family and model in the above, then you could check > what firmware updates are available by the MoBo's OEM. These would include > microcode made directly available by AMD to the OEM. That's ASRock X570 Taichi. Their pages suggest that they only acknowledge Windows 10 & 11. I'll keep my eyes open for another glitch. Maybe the microcode isn't to blame at all, in which case I'd better not sleep on the job. Thanks for the pointers. -- Regards, Peter.