how to access i3c controller to read SPD in Sapphire rapids.

Software Tuning, Performance Optimization & Platform Monitoring

Discussion regarding monitoring and software tuning methodologies, Performance Monitoring Unit (PMU) of Intel microprocessors, and platform updating.

how to access i3c controller to read SPD in Sapphire rapids.

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Hi,

I realized that OS can't write I3C registers (MMIO).

So, I am trying to use mailbox. is it possible?

if possible, please give me some reference.

Thanks,

NL_JK

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