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MSI PRO B850-P coreboot port: Phoenix openSIL AM5 IP block porting
Published at April 3, 2026 · Michał Żygowski · 14 min read
Continuing the MSI PRO B850-P coreboot port series, this post covers the porting of Phoenix AM5 specific code to openSIL. We describe the progress on NBIO, SMU, MPIO and GFX IP blocks, the chipset authentication breakthrough, SMM initialization challenges, and the current state of the platform including a successful OS boot....
Categories: firmware