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| author |  Mark Brown <broonie@kernel.org>
| 2022-10-17 16:25:15 +0100 |
|---|---|---|
| committer |  Will Deacon <will@kernel.org>
| 2022-11-09 17:54:53 +0000 |
| commit | 95aa6860d60881e8f08956e02199f7d65c9cbf7b (patch) | |
| tree | 30e8839a6f03a52c28cc4a864fe0066294605223 /arch/arm64/tools/sysreg | |
| parent | arm64: Enable data independent timing (DIT) in the kernel (diff) | |
| download | linux-95aa6860d60881e8f08956e02199f7d65c9cbf7b.tar.gz linux-95aa6860d60881e8f08956e02199f7d65c9cbf7b.tar.bz2 linux-95aa6860d60881e8f08956e02199f7d65c9cbf7b.zip | |
arm64/hwcap: Add support for FEAT_CSSC
FEAT_CSSC adds a number of new instructions usable to optimise common short
sequences of instructions, add a hwcap indicating that the feature is
available and can be used by userspace.
Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Catalin Marinas <catalin.marinas@arm.com>
Link: https://lore.kernel.org/r/20221017152520.1039165-2-broonie@kernel.org
Signed-off-by: Will Deacon <will@kernel.org>
Diffstat (limited to 'arch/arm64/tools/sysreg')
| -rw-r--r-- | arch/arm64/tools/sysreg | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index 384757a7eda9..629d119151bf 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -484,7 +484,12 @@ EndEnum EndSysreg Sysreg ID_AA64ISAR2_EL1 3 0 0 6 2 -Res0 63:28 +Res0 63:56 +Enum 55:52 CSSC + 0b0000 NI + 0b0001 IMP +EndEnum +Res0 51:28 Enum 27:24 PAC_frac 0b0000 NI 0b0001 IMP |