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riscv: hwprobe: export Zabha extension

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Export Zabha through the hwprobe syscall.

Reviewed-by: Clément Léger <cleger@rivosinc.com>
Link: https://lore.kernel.org/r/20250421141413.394444-1-alexghiti@rivosinc.com
Signed-off-by: Alexandre Ghiti <alexghiti@rivosinc.com>
Signed-off-by: Palmer Dabbelt <palmer@dabbelt.com>
This commit is contained in:
Alexandre Ghiti
2025-04-21 16:14:13 +02:00
committed by Palmer Dabbelt
parent d7e0cce103
commit 415a8c81da
3 changed files with 6 additions and 0 deletions
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arch/riscv/include/uapi/asm/hwprobe.h
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@@ -81,6 +81,7 @@ struct riscv_hwprobe {
#define RISCV_HWPROBE_EXT_ZICBOM (1ULL << 55)
#define RISCV_HWPROBE_EXT_ZAAMO (1ULL << 56)
#define RISCV_HWPROBE_EXT_ZALRSC (1ULL << 57)
#define RISCV_HWPROBE_EXT_ZABHA (1ULL << 58)
#define RISCV_HWPROBE_KEY_CPUPERF_0 5
#define RISCV_HWPROBE_MISALIGNED_UNKNOWN (0 << 0)
#define RISCV_HWPROBE_MISALIGNED_EMULATED (1 << 0)