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Re: [Xen-devel] [PATCH] xen: arm: fully implement multicall interface.



On 04/01/2014 01:16 PM, Ian Campbell wrote:
> On Tue, 2014-04-01 at 13:16 +0100, Julien Grall wrote:
>> On 04/01/2014 01:11 PM, Ian Campbell wrote:
>>
>>> In the PSCI case I'd have thought the PSCI spec said what to do,
>>> probably return some error code in r0? Or maybe not.
>>
>> Do you have a link to the spec?
> 
> It should be in the ARM infocenter. I think it's public.

Thanks, so with PSCI v0.{1,2}, we should return -1 (Function not
implemented) if Xen doesn't support the call.

-- 
Julien Grall

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