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| author | Clément Léger <cleger@rivosinc.com> | 2023-11-14 17:12:55 +0300 |
|---|---|---|
| committer | Palmer Dabbelt <palmer@rivosinc.com> | 2023-12-13 02:45:16 +0300 |
| commit | dc6ccb21f42ce5b3e4df6f52e14edab721e1b26e (patch) | |
| tree | abeeb1eba383d2bce98240983fb7dff7489ade58 /Documentation | |
| parent | fe987e84b0120e2b41db69ed4ede166797aa8d2e (diff) | |
| download | linux-dc6ccb21f42ce5b3e4df6f52e14edab721e1b26e.tar.xz | |
riscv: hwprobe: export Zfa ISA extension
Export Zfa ISA extension[1] through hwprobe.
Link: https://drive.google.com/file/d/1VT6QIggpb59-8QRV266dEE4T8FZTxGq4/view [1]
Signed-off-by: Clément Léger <cleger@rivosinc.com>
Reviewed-by: Evan Green <evan@rivosinc.com>
Link: https://lore.kernel.org/r/20231114141256.126749-20-cleger@rivosinc.com
Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>
Diffstat (limited to 'Documentation')
| -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 896ecfbbe5f4..41463b932268 100644 --- a/Documentation/arch/riscv/hwprobe.rst +++ b/Documentation/arch/riscv/hwprobe.rst @@ -157,6 +157,10 @@ The following keys are defined: defined in the RISC-V Vector manual starting from commit e2ccd0548d6c ("Remove draft warnings from Zvfh[min]"). + * :c:macro:`RISCV_HWPROBE_EXT_ZFA`: The Zfa extension is supported as + defined in the RISC-V ISA manual starting from commit 056b6ff467c7 + ("Zfa is ratified"). + * :c:macro:`RISCV_HWPROBE_KEY_CPUPERF_0`: A bitmask that contains performance information about the selected set of processors. |