Re: [Xen-devel] [PATCH 1/4] xen/arm: basic PSCI support, implement cpu_on

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2013-04-10 at 11:13 +0100, Ian Campbell wrote:
> On Tue, 2013-04-09 at 15:23 +0100, Marc Zyngier wrote:
> > On 09/04/13 14:57, Ian Campbell wrote:
> > > On Thu, 2013-03-21 at 18:42 +0000, Stefano Stabellini wrote:
> > >> Implement support for ARM Power State Coordination Interface, PSCI in
> > >> short. The current implementation is based on HVC and only supports the
> > >> cpu_on call.
> > > 
> > > Doesn't the PSCI interface require the use of SMC not HVC?
> > 
> > You can use both, and KVM uses HVC.
> 
> It makes good sense for Xen to follow suit then I think.

Stefano, this means that Xen might need to rewrite the dom0 dtb to
s/smc/hvc/ I think?

Ian.


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