Re: [RFC PATCH v3 00/10] Add stage-2 translation for SMMUv3

[Eric Auger <eric.auger@redhat.com>]

Hi Peter,

On 5/12/23 16:46, Peter Maydell wrote:
> On Sat, 1 Apr 2023 at 11:49, Mostafa Saleh <smostafa@google.com> wrote:
>> This patch series adds stage-2 translation support for SMMUv3. It is
>> controlled by a new system property “arm-smmuv3.stage”.
>> - When set to “1”: Stage-1 only would be advertised and supported (default
>> behaviour)
>> - When set to “2”: Stage-2 only would be advertised and supported.
>> - Value “all” is reserved for nesting support. However it is not
>> implemented in this patch series (more about this in the end)
>>
>> Features implemented in stage-2 are mostly synonymous with stage-1
>> - VMID16.
>> - Only AArch64 translation tables are supported.
>> - Only little endian translation table supported.
>> - Stall is not supported.
>> - HTTU is not supported, SW is expected to maintain the Access flag.
> Eric: are you planning to review this v3? I think only
> patches 2, 4, 5, 8, 10 still need review.

yes I will do it beg of next week and will also test it against non
regression on S1 only.

Thanks

Eric
>
> Mostafa: is there anything in particular here that means this
> patchset should stay an RFC and isn't ready to go into the tree?
>
> thanks
> -- PMM
>