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Re: [RFC PATCH 04/16] hw/arm/smmuv3: Add a system property to choose tra
From: |
Mostafa Saleh |
Subject: |
Re: [RFC PATCH 04/16] hw/arm/smmuv3: Add a system property to choose translation stage |
Date: |
Thu, 16 Feb 2023 12:58:38 +0000 |
On Wed, Feb 15, 2023 at 05:29:04PM +0100, Eric Auger wrote:
> >
> > The property added arm-smmuv3.stage can have 3 values:
> > - "1": Stage-1 is only advertised.
> Stage-1 only is advertised
I will update it.
> > - "2": Stage-2 is only advertised.
> > - "all": Stage-1 + Stage-2 are supported, which is not implemented in
> > this patch series.
> >
> > If not passed or an unsupported value is passed, it will default to
> > stage-1.
> >
> > The property is not used in this patch as stage-2 has not been
> > enabled yet.
> Usually the user knob (ie. the property) is introduced at the last
> stage, ie. at 16/16.
I will split this commit, move the knobs to the end and keep features
definition as it is used by other commits.
I think it would also make sense to merge the knobs commit with last
one([RFC PATCH 16/16] hw/arm/smmuv3: Enable stage-2 support).
Thanks,
Mostafa
[RFC PATCH 05/16] hw/arm/smmuv3: Add page table walk for stage-2, Mostafa Saleh, 2023/02/05
[RFC PATCH 06/16] hw/arm/smmuv3: Parse STE config for stage-2, Mostafa Saleh, 2023/02/05
[RFC PATCH 07/16] hw/arm/smmuv3: Check validity of stage-2 page table, Mostafa Saleh, 2023/02/05