[PATCH v2 00/11] Drivers for gunyah hypervisor
Elliot Berman
quic_eberman at quicinc.com
Thu Aug 18 11:10:07 PDT 2022
On 8/9/2022 9:12 PM, Jassi Brar wrote:
> On Tue, Aug 9, 2022 at 7:07 PM Elliot Berman <quic_eberman at quicinc.com> wrote:
>
> I haven't read the complete history of Gunyah yet, but from a quick
> look it uses the hvc/smc instruction as the "physical link" between
> entities (?). zynqmp-ipi-mailbox.c is one driver that uses smc in
> such a manner. And I know there are some platforms that don't call
> hvc/smc under mailbox api and I don't blame them.
>
> Let me educate myself with the background and get back.... unless you
> want to summarize a usecase that you doubt is supported.
>
Hi Jassi,
Did you have chance to evaluate? I have given a summary in this mail,
especially the last paragraph:
https://lore.kernel.org/all/36303c20-5d30-2edd-0863-0cad804e3f8f@quicinc.com/
Thanks,
Elliot
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