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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
- Re: [PATCH v2 01/15] hw/registerfields: Add FIELD_SEX<N> and FIELD_SDP<N>, (continued)
- [PATCH v2 05/15] target/arm: Pass outputsize down to check_s2_mmu_setup, Richard Henderson, 2022/02/09
- [PATCH v2 04/15] target/arm: Move arm_pamax out of line, Richard Henderson, 2022/02/09
- [PATCH v2 06/15] target/arm: Use MAKE_64BIT_MASK to compute indexmask, Richard Henderson, 2022/02/09
- [PATCH v2 07/15] target/arm: Honor TCR_ELx.{I}PS, Richard Henderson, 2022/02/09
- [PATCH v2 08/15] target/arm: Prepare DBGBVR and DBGWVR for FEAT_LVA, Richard Henderson, 2022/02/09
- Re: [PATCH v2 08/15] target/arm: Prepare DBGBVR and DBGWVR for FEAT_LVA,
Peter Maydell <=
- [PATCH v2 09/15] target/arm: Implement FEAT_LVA, Richard Henderson, 2022/02/09
- [PATCH v2 11/15] target/arm: Extend arm_fi_to_lfsc to level -1, Richard Henderson, 2022/02/09
- [PATCH v2 14/15] target/arm: Validate tlbi TG matches translation granule in use, Richard Henderson, 2022/02/09
- [PATCH v2 10/15] target/arm: Implement FEAT_LPA, Richard Henderson, 2022/02/09
- [PATCH v2 13/15] target/arm: Fix TLBIRange.base for 16k and 64k pages, Richard Henderson, 2022/02/09