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| author | Clément Léger <cleger@rivosinc.com> | 2023-12-20 16:57:18 +0100 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2024-01-09 20:12:26 -0800 |
| commit | 5b4d64a819c05e7e96e7ab3f00f4f0967246905f (patch) | |
| tree | 98472876f11fd218c6aa26c69b9421a1d68a9a8d /Documentation/arch | |
| parent | 1ec9f381e84877085ed4ce891e89172f8494ddb8 (diff) | |
| download | linux-5b4d64a819c05e7e96e7ab3f00f4f0967246905f.tar.gz | |
riscv: hwprobe: export Ztso ISA extension
Export the Ztso extension to userspace.
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Link: https://lore.kernel.org/r/20231220155723.684081-3-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'Documentation/arch')
| -rw-r--r-- | Documentation/arch/riscv/hwprobe.rst | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/arch/riscv/hwprobe.rst b/Documentation/arch/riscv/hwprobe.rst index 41463b93226892..10bd7b170118e8 100644 --- a/Documentation/arch/riscv/hwprobe.rst +++ b/Documentation/arch/riscv/hwprobe.rst @@ -161,6 +161,10 @@ The following keys are defined: defined in the RISC-V ISA manual starting from commit 056b6ff467c7 ("Zfa is ratified"). + * :c:macro:`RISCV_HWPROBE_EXT_ZTSO`: The Ztso extension is supported as + defined in the RISC-V ISA manual starting from commit 5618fb5a216b + ("Ztso is now ratified.") + * :c:macro:`RISCV_HWPROBE_KEY_CPUPERF_0`: A bitmask that contains performance information about the selected set of processors. |