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

Marc Zyngier marc.zyngier at arm.com
Tue Oct 13 03:42:19 PDT 2015


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 at arm.com>
> ---
>  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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