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Re: [PATCH v2 08/15] target/arm: Prepare DBGBVR and DBGWVR for FEAT_LVA


From: Peter Maydell
Subject: Re: [PATCH v2 08/15] target/arm: Prepare DBGBVR and DBGWVR for FEAT_LVA
Date: Tue, 15 Feb 2022 22:03:11 +0000

On Thu, 10 Feb 2022 at 04:04, Richard Henderson
<richard.henderson@linaro.org> wrote:
>
> The original A.a revision of the AArch64 ARM required that we
> force-extend the addresses in these registers from 49 bits.
> This language has been loosened via a combination of IMPLEMENTATION
> DEFINED and CONSTRAINTED UNPREDICTABLE to allow consideration of
> the entire aligned address.
>
> This means that we do not have to consider whether or not FEAT_LVA
> is enabled, and decide from which bit an address might need to be
> extended.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>

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

thanks
-- PMM



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