Re: [PATCH] firmware/psci: Add debugfs support to ease debugging

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On Mon, Aug 01, 2022 at 01:14:25PM +0100, Mark Brown wrote:
> On Mon, Aug 01, 2022 at 10:59:10AM +0100, Sudeep Holla wrote:
> 
> > So if we need this beyond PSCI FID range, better you have it as generic
> > SMCCC debug FS. Thoughts ?
> 
> That thought did cross my mind when reviewing Dmitry's patch but given
> that as far as I'm aware SMCCC isn't particularly enumerable it seemed
> like it might be more of a small library of helpers than something you
> could write a general structure for.  I might be missing something
> though.

Agreed. I don't know how feasible in that yet, but would like to know
Florian's thoughts/requirements to give it a thought. I don't think you
are missing anything. One thing I thought is to add SMCCC version as well
if we are adding PSCI version as lots of new additions have happened
and it is good to have info IMO. SMCCC_ARCH_FEATURES query APIs might be
useful. This is just initial thoughts.

--
Regards,
Sudeep



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