diff options
author | Marc Zyngier <maz@kernel.org> | 2024-01-22 18:13:39 +0000 |
---|---|---|
committer | Oliver Upton <oliver.upton@linux.dev> | 2024-02-08 15:12:45 +0000 |
commit | 805bb61f827997c59b92669ae8cc3740ebcf1087 (patch) | |
tree | f52ed837d897cd891325abad6e8214778af2ac99 /arch/arm64/include/asm/cpu.h | |
parent | cfc680bb04c54e61faa51a34d8383a0aa25b583f (diff) |
arm64: cpufeature: Add ID_AA64MMFR4_EL1 handling
Add ID_AA64MMFR4_EL1 to the list of idregs the kernel knows about,
and describe the E2H0 field.
Reviewed-by: Oliver Upton <oliver.upton@linux.dev>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20240122181344.258974-6-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
Diffstat (limited to 'arch/arm64/include/asm/cpu.h')
-rw-r--r-- | arch/arm64/include/asm/cpu.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/cpu.h b/arch/arm64/include/asm/cpu.h index b1e43f56ee46..6c13fd47e170 100644 --- a/arch/arm64/include/asm/cpu.h +++ b/arch/arm64/include/asm/cpu.h @@ -56,6 +56,7 @@ struct cpuinfo_arm64 { u64 reg_id_aa64mmfr1; u64 reg_id_aa64mmfr2; u64 reg_id_aa64mmfr3; + u64 reg_id_aa64mmfr4; u64 reg_id_aa64pfr0; u64 reg_id_aa64pfr1; u64 reg_id_aa64zfr0; |