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| author | Marc Zyngier <marc.zyngier@arm.com> | 2019-04-15 13:03:54 +0100 |
|---|---|---|
| committer | Will Deacon <will.deacon@arm.com> | 2019-04-30 14:50:59 +0100 |
| commit | 6989303a3b2d864fd8e17d3fa3365d3e9649a598 (patch) | |
| tree | 23d32a1d8acb694f877b9fc6ccfa7b15ecca80da /arch/arm64/Kconfig | |
| parent | 0cf57b86859c49381addb3ce47be70aadf5fd2c0 (diff) | |
| download | lwn-6989303a3b2d864fd8e17d3fa3365d3e9649a598.tar.gz lwn-6989303a3b2d864fd8e17d3fa3365d3e9649a598.zip | |
arm64: Apply ARM64_ERRATUM_1188873 to Neoverse-N1
Neoverse-N1 is also affected by ARM64_ERRATUM_1188873, so let's
add it to the list of affected CPUs.
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
[will: Update silicon-errata.txt]
Signed-off-by: Will Deacon <will.deacon@arm.com>
Diffstat (limited to 'arch/arm64/Kconfig')
| -rw-r--r-- | arch/arm64/Kconfig | 11 |
1 files changed, 6 insertions, 5 deletions
diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 560f2a860637..fcda4e21fa8f 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -475,16 +475,17 @@ config ARM64_ERRATUM_1024718 If unsure, say Y. config ARM64_ERRATUM_1188873 - bool "Cortex-A76: MRC read following MRRC read of specific Generic Timer in AArch32 might give incorrect result" + bool "Cortex-A76/Neoverse-N1: MRC read following MRRC read of specific Generic Timer in AArch32 might give incorrect result" default y depends on COMPAT select ARM_ARCH_TIMER_OOL_WORKAROUND help - This option adds work arounds for ARM Cortex-A76 erratum 1188873 + This option adds work arounds for ARM Cortex-A76/Neoverse-N1 + erratum 1188873 - Affected Cortex-A76 cores (r0p0, r1p0, r2p0) could cause - register corruption when accessing the timer registers from - AArch32 userspace. + Affected Cortex-A76/Neoverse-N1 cores (r0p0, r1p0, r2p0) could + cause register corruption when accessing the timer registers + from AArch32 userspace. If unsure, say Y. |