Re: [PATCH] docs/system/arm: Document FEAT_RME

[Peter Maydell]

On Thu, 22 Jun 2023 at 15:30, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  docs/system/arm/cpu-features.rst | 23 +++++++++++++++++++++++
>  docs/system/arm/emulation.rst    |  1 +
>  2 files changed, 24 insertions(+)
>
> diff --git a/docs/system/arm/cpu-features.rst 
> b/docs/system/arm/cpu-features.rst
> index f4524b6d3e..741bf3a299 100644
> --- a/docs/system/arm/cpu-features.rst
> +++ b/docs/system/arm/cpu-features.rst
> @@ -435,3 +435,26 @@ As with ``sve-default-vector-length``, if the default 
> length is larger
>  than the maximum vector length enabled, the actual vector length will
>  be reduced.  If this property is set to ``-1`` then the default vector
>  length is set to the maximum possible length.
> +
> +RME CPU Properties
> +==================
> +
> +The status of RME support with QEMU is experimental.  At this time We

I fixed the capital 'W' here...

> +only support RME within the CPU proper, not within the SMMU or GIC.
> +The feature is enabled by the CPU property ``x-rme``, with the ``x-``
> +prefix present as a reminder of the experimental status, and defaults off.


> --- a/docs/system/arm/emulation.rst
> +++ b/docs/system/arm/emulation.rst
> @@ -66,6 +66,7 @@ the following architecture extensions:
>  - FEAT_RAS (Reliability, availability, and serviceability)
>  - FEAT_RASv1p1 (RAS Extension v1.1)
>  - FEAT_RDM (Advanced SIMD rounding double multiply accumulate instructions)
> +- FEAT_RME (Realm Management Extension)

...and added "(NB: support status in QEMU is experimental)"
to this line, and have applied it to target-arm.next; thanks.

-- PMM