Re: [PATCH 00/10] Add support for a few Zc* extensions as well as Zcmop

Deepak Gupta
2024-04-10T21:34:56Z

For the series:

Reviewed-by: Deepak Gupta <debug@rivosinc.com>

On Wed, Apr 10, 2024 at 2:13 AM Clément Léger <cleger@rivosinc.com> wrote:
>
> Add support for (yet again) more RVA23U64 missing extensions. Add
> support for Zcmop, Zca, Zcf, Zcd and Zcb extensions isa string parsing,
> hwprobe and kvm support. Zce, Zcmt and Zcmp extensions have been left
> out since they target microcontrollers/embedded CPUs and are not needed
> by RVA23U64
>
> This series is based on the Zimop one [1].
>
> Link: https://lore.kernel.org/linux-riscv/20240404103254.1752834-1-cleger@rivosinc.com/ [1]
>
> Clément Léger (10):
> dt-bindings: riscv: add Zca, Zcf, Zcd and Zcb ISA extension
> description
> riscv: add ISA parsing for Zca, Zcf, Zcd and Zcb
> riscv: hwprobe: export Zca, Zcf, Zcd and Zcb ISA extensions
> RISC-V: KVM: Allow Zca, Zcf, Zcd and Zcb extensions for Guest/VM
> KVM: riscv: selftests: Add some Zc* extensions to get-reg-list test
> dt-bindings: riscv: add Zcmop ISA extension description
> riscv: add ISA extension parsing for Zcmop
> riscv: hwprobe: export Zcmop ISA extension
> RISC-V: KVM: Allow Zcmop extension for Guest/VM
> KVM: riscv: selftests: Add Zcmop extension to get-reg-list test
>
> Documentation/arch/riscv/hwprobe.rst | 24 ++++++++++++
> .../devicetree/bindings/riscv/extensions.yaml | 37 +++++++++++++++++++
> arch/riscv/include/asm/hwcap.h | 5 +++
> arch/riscv/include/uapi/asm/hwprobe.h | 5 +++
> arch/riscv/include/uapi/asm/kvm.h | 5 +++
> arch/riscv/kernel/cpufeature.c | 5 +++
> arch/riscv/kernel/sys_hwprobe.c | 5 +++
> arch/riscv/kvm/vcpu_onereg.c | 10 +++++
> .../selftests/kvm/riscv/get-reg-list.c | 20 ++++++++++
> 9 files changed, 116 insertions(+)
>
> --
> 2.43.0