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... [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(+)