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Re: [XEN v5 11/11] xen/Arm: GICv3: Enable GICv3 for AArch32



Hi,

On 05/12/2022 13:26, Ayan Kumar Halder wrote:
One can now use GICv3 on AArch32 systems. However, ITS is not supported.
The reason being currently we are trying to validate GICv3 on an AArch32_v8R
system. Refer ARM DDI 0568A.c ID110520, B1.3.1,
"A Generic Interrupt Controller (GIC) implemented with an Armv8-R PE must not
implement LPI support."

By default GICv3 is disabled on AArch32 and enabled on AArch64.

Updated SUPPORT.md to state that GICv3 on Arm32 is not security supported.

Signed-off-by: Ayan Kumar Halder <ayan.kumar.halder@xxxxxxx>
Reviewed-by: Michal Orzel <michal.orzel@xxxxxxx>

Acked-by: Julien Grall <jgrall@xxxxxxxxxx>

Cheers,

--
Julien Grall



 


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