Re: [Qemu-devel] [PATCH v5 22/37] hw/arm/virt: Add support for Cortex-A57

[Peter Maydell]

On 14 April 2014 07:10, Peter Crosthwaite <address@hidden> wrote:
> On Sat, Mar 29, 2014 at 2:10 AM, Peter Maydell <address@hidden> wrote:
>> Support the Cortex-A57 in the virt machine model.
>>
>> Signed-off-by: Peter Maydell <address@hidden>
>> ---
>> This should perhaps not be just stealing the a15mpcore_priv
>> on the basis that it's a GICv2...
>
> Yeh, I still think its a minimal change to just instantiate a standalone gic.

I think a standalone GIC would be really awkward in virt.c,
but I'm inclined towards having an a57mpcore_priv which
provides a 64K-aligned GICv2 (ie, as per the server base
system architecture doc, the 4K GIC register banks get
aliased so they appear 16 times in a 64K space).

thanks
-- PMM