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Re: [PATCH v2 09/15] target/arm: Implement FEAT_LVA


From: Peter Maydell
Subject: Re: [PATCH v2 09/15] target/arm: Implement FEAT_LVA
Date: Tue, 15 Feb 2022 22:05:41 +0000

On Thu, 10 Feb 2022 at 04:04, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> This feature is relatively small, as it applies only to
> 64k pages and thus requires no additional changes to the
> table descriptor walking algorithm, only a change to the
> minimum TSZ (which is the inverse of the maximum virtual
> address space size).
>
> Note that this feature widens VBAR_ELx, but we already
> treat the register as being 64 bits wide.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>  target/arm/cpu-param.h | 2 +-
>  target/arm/cpu.h       | 5 +++++
>  target/arm/cpu64.c     | 1 +
>  target/arm/helper.c    | 9 ++++++++-
>  4 files changed, 15 insertions(+), 2 deletions(-)

Need to add FEAT_LVA to the list of emulated features in
docs/system/arm/emulation.rst.

Otherwise
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>

thanks
-- PMM



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