Re: [PATCH 2/4] arm64: dts: Foundation model: increate GICC region to allow EOImode=1

From: Marc Zyngier
Date: Tue Oct 13 2015 - 06:42:28 EST


Hi Andre,

s/increate/increase size of/ in the subject line

On 13/10/15 10:37, Andre Przywara wrote:
> Recent commits made the GIC driver use EOImode=1 for all GICs
> that advertise the proper GICC region size.

Well, it is not so much that the kernel uses EOImode=1, but the fact
that the model has a GICv2 implementation, hence a 8kB GICC region.

> To let the model benefit from the blessings of that mode, increase
> the GICC region to its actual size of 8K.
>
> Signed-off-by: Andre Przywara <andre.przywara@xxxxxxx>
> ---
> arch/arm64/boot/dts/arm/foundation-v8.dts | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm64/boot/dts/arm/foundation-v8.dts b/arch/arm64/boot/dts/arm/foundation-v8.dts
> index 3c5595d..57ad9fe 100644
> --- a/arch/arm64/boot/dts/arm/foundation-v8.dts
> +++ b/arch/arm64/boot/dts/arm/foundation-v8.dts
> @@ -78,7 +78,7 @@
> #address-cells = <2>;
> interrupt-controller;
> reg = <0x0 0x2c001000 0 0x1000>,
> - <0x0 0x2c002000 0 0x1000>,
> + <0x0 0x2c002000 0 0x2000>,
> <0x0 0x2c004000 0 0x2000>,
> <0x0 0x2c006000 0 0x2000>;
> interrupts = <1 9 0xf04>;
>

Thanks,

M.
--
Jazz is not dead. It just smells funny...
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