Agree this comment is not directly related to the RFC, and should be directed to the UEFI Forum instead, so please ignore my comment.thisBut it might be good to hear something from ARM whether the use oflogical processor"protocol which "must be produced on any system with more than oneThat feels like a weird response to the submission of a patch set*should* be able to rely on anything being set up for it, or whether weThis statement (from the PI spec) is overly ambitious. I bet that it
Arm does not have any PI specific requirements on platform firmware, beyond what is in the PI spec itself. Arm's official requirements are only on OS boot interoperability (SBBR).SBBR is not relevant here. PI covers firmware internals, not OS
For the RFC itself, I personally do not have any objection, and welcome the addition of this protocol to AARCH64, as long as it utilizes the PSCI services to achieve the OS boot requirements.
It may be worth getting feedback from Sami since he is the EDK2 maintainer for Arm platforms.
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