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Re: [Qemu-arm] [Qemu-devel] [PATCH] ACPI: ARM: Present GIC version in MA

From: Peter Maydell
Subject: Re: [Qemu-arm] [Qemu-devel] [PATCH] ACPI: ARM: Present GIC version in MADT table
Date: Thu, 16 Jun 2016 15:30:20 +0100

On 15 June 2016 at 09:52, Andrew Jones <address@hidden> wrote:
> On Wed, Jun 15, 2016 at 11:22:35AM +0800, Shannon Zhao wrote:
>> From: Shannon Zhao <address@hidden>
>> In ACPI 5.1 Errata, it adds GIC version in GIC distributor structure.
>> This is useful for guest kernel to identify which version GIC hardware
>> is. Update GIC distributor structure and present GIC version in MADT
>> table.
>> Signed-off-by: Shannon Zhao <address@hidden>

> AFAICT, Linux is actually fine with version=0 (as before this patch).
> One way or another it has already determined that the gic is either v3
> or v4, and then just proceeds. That said, it does seem like the right
> thing to do to set it
> Reviewed-by: Andrew Jones <address@hidden>

Applied to target-arm.next, thanks.

-- PMM

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