diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index ed275aa293e5..1be1022c21e8 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1210,6 +1210,24 @@ config ARM_ERRATA_821420 one is in the shadow of a branch or abort, can lead to a deadlock when the VMOV instructions are issued out-of-order. +config ARM_ERRATA_825619 + bool "ARM errata: A12: DMB NSHST/ISHST mixed ... might cause deadlock" + depends on CPU_V7 + help + This option enables the workaround for the 825619 Cortex-A12 + (all revs) erratum. Within rare timing constraints, executing a + DMB NSHST or DMB ISHST instruction followed by a mix of Cacheable + and Device/Strongly-Ordered loads and stores might cause deadlock + +config ARM_ERRATA_852421 + bool "ARM errata: A17: DMB ST might fail to create order between stores" + depends on CPU_V7 + help + This option enables the workaround for the 852421 Cortex-A17 + (r1p0, r1p1, r1p2) erratum. Under very rare timing conditions, + execution of a DMB ST instruction might fail to properly order + stores from GroupA and stores from GroupB. + config ARM_ERRATA_852423 bool "ARM errata: A17: some seqs of opposed cond code instrs => deadlock or corruption" depends on CPU_V7 |