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Re: [PATCH for-5.0 v11 17/20] hw/arm/virt-acpi-build: Add virtio-iommu n
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From: |
Jean-Philippe Brucker |
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Subject: |
Re: [PATCH for-5.0 v11 17/20] hw/arm/virt-acpi-build: Add virtio-iommu node in IORT table |
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Date: |
Tue, 10 Dec 2019 17:48:36 +0100 |
On Fri, Nov 22, 2019 at 07:29:40PM +0100, Eric Auger wrote:
> This patch builds the virtio-iommu node in the ACPI IORT table.
>
> The RID space of the root complex, which spans 0x0-0x10000
> maps to streamid space 0x0-0x10000 in the virtio-iommu which in
> turn maps to deviceid space 0x0-0x10000 in the ITS group.
>
> The iommu RID is excluded as described in virtio-iommu
> specification.
>
> Signed-off-by: Eric Auger <address@hidden>
Reviewed-by: Jean-Philippe Brucker <address@hidden>
Although VIOT changes the layout of the IORT node slightly, the
implementation should stay pretty much the same.
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Jean-Philippe Brucker <=