Re: [PATCH v1 00/13] riscv: report more ISA extensions through hwprobe

From: Clément Léger
Date: Thu Oct 12 2023 - 03:15:57 EST


On second thought, maybe it would make more sense to squash all logical
commits together (dt-bindings, hwporobe, etc) with all the ISA
extensions in each. Tell me if you think it would be better.

Clément

On 11/10/2023 13:14, Clément Léger wrote:
> In order to be able to gather more information about the supported ISA
> extensions from userspace using the hwprobe syscall, add more ISA extensions
> report. This series adds the following ISA extensions support:
>
> - Zfh[min]
> - Zvfh[min]
> - Zihintntl
> - Zvbb
> - Zvbc
> - Zvkb
> - Zvkg
> - Zvkned
> - Zvknh[ab]
> - Zvksed
> - Zvksh
> - Zvkn
> - Zvknc
> - Zvkng
> - Zvks
> - Zvksc
> - Zvksg
> - Zvkt
>
> Clément Léger (13):
> riscv: fatorize hwprobe ISA extension reporting
> riscv: add ISA extension probing for Zv* extensions
> riscv: hwprobe: export Zv* ISA extensions
> dt-bindings: riscv: add Zv* ratified crypto ISA extensions description
> riscv: add ISA extension probing for Zfh/Zfhmin
> riscv: hwprobe: export Zfh/Zfhmin ISA extensions
> dt-bindings: riscv: add Zfh/Zfhmin ISA extensions description
> riscv: add ISA extension probing for Zihintntl
> riscv: hwprobe: export Zhintntl ISA extension
> dt-bindings: riscv: add Zihintntl ISA extension description
> riscv: add ISA extension probing for Zvfh[min]
> riscv: hwprobe: export Zvfh[min] ISA extensions
> dt-bindings: riscv: add Zvfh[min] ISA extension description
>
> .../devicetree/bindings/riscv/extensions.yaml | 127 ++++++++++++++++++
> Documentation/riscv/hwprobe.rst | 65 +++++++++
> arch/riscv/include/asm/hwcap.h | 21 +++
> arch/riscv/include/uapi/asm/hwprobe.h | 21 +++
> arch/riscv/kernel/cpufeature.c | 21 +++
> arch/riscv/kernel/sys_riscv.c | 53 ++++++--
> 6 files changed, 294 insertions(+), 14 deletions(-)
>