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[RFC] Syscall to obtain the misa? #101

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kallisti5 opened this issue Jul 20, 2022 · 1 comment

kallisti5 commented Jul 20, 2022

As the MISA register is unavailable outside of machine mode, should SBI offer a syscall to obtain the supported extensions of the processor?

I'm really not seeing a method to obtain this at face value.

Collaborator

atishp04 commented Nov 1, 2022

It is already available via DT/ACPI. I don't see the value in providing via SBI call.

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