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sirdarckcat
44 days ago
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Zentool – AMD Zen Microcode Manipulation Utility
> This probably depends on a lot of non-public info: how does the PSP validate CPU state?
https://github.com/amd/AMD-ASPFW/blob/3ca6650dd35d878b3fcbe5...
amluto
44 days ago
[–]
That seems to be reading a memory mapped register per core. I wonder what backs that register.
sirdarckcat
43 days ago
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parent
[–]
It's just written by the CPU during a ucode update
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