On Wed, May 20, 2026 at 4:36 PM Jay Chang <[email protected]> wrote:
>
> This series fixes PMP address alignment to comply with the RISC-V
> specification WARL (Write-Any, Read-Legal) semantics.
>
> When configuring pmpcfg (TOR, NA4, or NAPOT) and pmpaddr, if the
> value is smaller than the PMP granularity, it needs to be aligned
> to the PMP granularity.
>
> Chagnes in v5:
> - Use uint64_t for granule, in preparation for upcoming single-binary work:
>   https://lore.kernel.org/qemu-devel/[email protected]/
>
> Changes in v4:
> - Rebase riscv-to-apply.next
>
> Changes in v3:
> - Use ROUND_UP() macro for NAPOT address alignment
>
> Changes in v2:
> - Fixed commit message grammar ("it needs to be aligned")
> - Use ROUND_DOWN() macro for TOR address alignment to improve
>   code readability
>
> Jay Chang (2):
>   target/riscv: Align pmp size to pmp-granularity
>   target/riscv: Improve PMP address alignment readability

Thanks!

Applied to riscv-to-apply.next

Alistair

>
>  target/riscv/pmp.c | 20 ++++++++++++++------
>  1 file changed, 14 insertions(+), 6 deletions(-)
>
> --
> 2.48.1
>
>

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