diff options
| author | Anshuman Khandual <anshuman.khandual@arm.com> | 2020-05-19 15:10:43 +0530 |
|---|---|---|
| committer | Will Deacon <will@kernel.org> | 2020-05-21 15:47:11 +0100 |
| commit | 152accf8476f0447de57d9ffaf0c5ab578ed3d40 (patch) | |
| tree | f9d95fa2d52bba9d46169d164a606a94144291a4 /arch/arm64/kvm/sys_regs.c | |
| parent | dd35ec07045753adcc86f89d485e589d860e298f (diff) | |
arm64/cpufeature: Introduce ID_MMFR5 CPU register
This adds basic building blocks required for ID_MMFR5 CPU register which
provides information about the implemented memory model and memory
management support in AArch32 state. This is added per ARM DDI 0487F.a
specification.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: James Morse <james.morse@arm.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: kvmarm@lists.cs.columbia.edu
Cc: linux-arm-kernel@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Suggested-by: Will Deacon <will@kernel.org>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
Reviewed-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Link: https://lore.kernel.org/r/1589881254-10082-7-git-send-email-anshuman.khandual@arm.com
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/kvm/sys_regs.c')
| -rw-r--r-- | arch/arm64/kvm/sys_regs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 0723cfbff7e9..7d7a39b01135 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1458,7 +1458,7 @@ static const struct sys_reg_desc sys_reg_descs[] = { ID_UNALLOCATED(3,3), ID_SANITISED(ID_PFR2_EL1), ID_HIDDEN(ID_DFR1_EL1), - ID_UNALLOCATED(3,6), + ID_SANITISED(ID_MMFR5_EL1), ID_UNALLOCATED(3,7), /* AArch64 ID registers */ |