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author | Anshuman Khandual <anshuman.khandual@arm.com> | 2019-12-17 20:17:32 +0530 |
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committer | Will Deacon <will@kernel.org> | 2020-01-15 11:13:27 +0000 |
commit | 8e3747beff8c4533bf4f1a61b53e061266ef57db (patch) | |
tree | e0cfe30d94ee49c8090d12c2d3c51af46e61ceb7 /arch/arm64/include/asm/cpu.h | |
parent | d4209d8b717311d114b5d47ba7f8249fd44e97c2 (diff) | |
download | linux-stable-8e3747beff8c4533bf4f1a61b53e061266ef57db.tar.gz linux-stable-8e3747beff8c4533bf4f1a61b53e061266ef57db.tar.bz2 linux-stable-8e3747beff8c4533bf4f1a61b53e061266ef57db.zip |
arm64: Introduce ID_ISAR6 CPU register
This adds basic building blocks required for ID_ISAR6 CPU register which
identifies support for various instruction implementation on AArch32 state.
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>
Cc: James Morse <james.morse@arm.com>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: linux-kernel@vger.kernel.org
Cc: kvmarm@lists.cs.columbia.edu
Acked-by: Marc Zyngier <maz@kernel.org>
Signed-off-by: Anshuman Khandual <anshuman.khandual@arm.com>
[will: Ensure SPECRES is treated the same as on A64]
Signed-off-by: Will Deacon <will@kernel.org>
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 d72d995b7e25..b4a40535a3d8 100644 --- a/arch/arm64/include/asm/cpu.h +++ b/arch/arm64/include/asm/cpu.h @@ -39,6 +39,7 @@ struct cpuinfo_arm64 { u32 reg_id_isar3; u32 reg_id_isar4; u32 reg_id_isar5; + u32 reg_id_isar6; u32 reg_id_mmfr0; u32 reg_id_mmfr1; u32 reg_id_mmfr2; |