[PATCH 0/5] riscv: add support for Zaamo and Zalrsc extensions

Anup Patel anup at brainfault.org
Wed Dec 18 23:46:16 PST 2024


Hi Palmer,

On Wed, Jun 19, 2024 at 9:11 PM Clément Léger <cleger at rivosinc.com> wrote:
>
> Since commit e87412e621f1 ("integrate Zaamo and Zalrsc text (#1304)"),
> the A extension has been described as a set of instructions provided by
> Zaamo and Zalrsc. Add these two extensions.
>
> This series is based on the Zc one [1].
>
> Link: https://lore.kernel.org/linux-riscv/20240619113529.676940-1-cleger@rivosinc.com/
>
> ---
>
> Clément Léger (5):
>   dt-bindings: riscv: add Zaamo and Zalrsc ISA extension description
>   riscv: add parsing for Zaamo and Zalrsc extensions
>   riscv: hwprobe: export Zaamo and Zalrsc extensions
>   RISC-V: KVM: Allow Zaamo/Zalrsc extensions for Guest/VM
>   KVM: riscv: selftests: Add Zaamo/Zalrsc extensions to get-reg-list
>     test

These patches conflict with some of the KVM patches which
I have queued for Linux-6.14.

If you can ACK these patches then I can take it through the
KVM RISC-V tree.

Regards,
Anup

>
>  Documentation/arch/riscv/hwprobe.rst          |  8 ++++++++
>  .../devicetree/bindings/riscv/extensions.yaml | 19 +++++++++++++++++++
>  arch/riscv/include/asm/hwcap.h                |  2 ++
>  arch/riscv/include/uapi/asm/hwprobe.h         |  2 ++
>  arch/riscv/include/uapi/asm/kvm.h             |  2 ++
>  arch/riscv/kernel/cpufeature.c                |  9 ++++++++-
>  arch/riscv/kernel/sys_hwprobe.c               |  2 ++
>  arch/riscv/kvm/vcpu_onereg.c                  |  4 ++++
>  .../selftests/kvm/riscv/get-reg-list.c        |  8 ++++++++
>  9 files changed, 55 insertions(+), 1 deletion(-)
>
> --
> 2.45.2
>



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