[PATCH v2] ARM: DT: Add binding for GIC virtualization extentions (VGIC)

Grant Likely grant.likely at secretlab.ca
Fri May 11 11:10:42 EDT 2012


On Wed, May 9, 2012 at 2:47 PM, Arnd Bergmann <arnd at arndb.de> wrote:
> On Wednesday 09 May 2012, Marc Zyngier wrote:
>> Ah, I see what you mean. But these registers and interrupt are actually
>> only visible on the hypervizor side. The guest shouldn't see any of this.
>
> Rihgt, that makes sense.
>
>> I suppose we could have a "arm,has-virt-extensions" property in devices
>> that implement the virtualization extensions (GIC, timers...).
>>
>> What do you think?
>
> Sounds good. I don't have a strong preference whether that should be a
> property like you suggest or a separate "compatible" value, maybe Rob or
> Grant can comment on what they prefer.

I don't have a strong opinion either way.  This approach looks fine.

g.



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