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Re: [PATCH] arm/vpci: make prefetchable mem 64 bit
- To: Stewart Hildebrand <Stewart.Hildebrand@xxxxxxx>
- From: Rahul Singh <Rahul.Singh@xxxxxxx>
- Date: Thu, 25 Apr 2024 08:26:07 +0000
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- Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Stefano Stabellini <sstabellini@xxxxxxxxxx>, Julien Grall <julien@xxxxxxx>, Bertrand Marquis <Bertrand.Marquis@xxxxxxx>, Michal Orzel <michal.orzel@xxxxxxx>, Volodymyr Babchuk <Volodymyr_Babchuk@xxxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>
- Delivery-date: Thu, 25 Apr 2024 08:27:14 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
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- Thread-topic: [PATCH] arm/vpci: make prefetchable mem 64 bit
Hi Stewart,
> On 24 Apr 2024, at 5:27 PM, Stewart Hildebrand <Stewart.Hildebrand@xxxxxxx>
> wrote:
>
> The vPCI prefetchable memory range is >= 4GB, so the memory space flags
> should be set to 64-bit. See IEEE Std 1275-1994 [1] for a definition of
> the field.
>
> [1] https://www.devicetree.org/open-firmware/bindings/pci/pci2_1.pdf
>
> Signed-off-by: Stewart Hildebrand <stewart.hildebrand@xxxxxxx>
Reviewed-by: Rahul Singh <rahul.singh@xxxxxxx>
Regards,
Rahul
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