On Wed, Jun 25, 2014 at 11:37:54AM +0100, Marc Zyngier wrote:
> All the Cortex-{A7,A15} implementations are using a GICv2. Same for
> the current arm64 platforms.
>
> Turns out that most of these platforms have described their GIC CPU
> interface size as being 4kB. while it is actually 8kB (the GICC_DIR
> register lives at offset 0x1000).
>
> This was found when converting the GIC driver to use EOImode==1 on
> GICv2-based systems. It uses the GICC_DIR register, and the result
> is a very early firework...
>
> Signed-off-by: Marc Zyngier <marc.zyngier@xxxxxxx>
Just tested this on an Allwinner A31.
Acked-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
Tested-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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