diff options
| -rw-r--r-- | docs/misc/arm/silicon-errata.txt | 1 | ||||
| -rw-r--r-- | xen/arch/arm/cpuerrata.c | 6 | ||||
| -rw-r--r-- | xen/include/asm-arm/processor.h | 2 |
3 files changed, 9 insertions, 0 deletions
diff --git a/docs/misc/arm/silicon-errata.txt b/docs/misc/arm/silicon-errata.txt index d183ba543f..27bf957ebf 100644 --- a/docs/misc/arm/silicon-errata.txt +++ b/docs/misc/arm/silicon-errata.txt @@ -45,6 +45,7 @@ stable hypervisors. | ARM | Cortex-A53 | #827319 | ARM64_ERRATUM_827319 | | ARM | Cortex-A53 | #824069 | ARM64_ERRATUM_824069 | | ARM | Cortex-A53 | #819472 | ARM64_ERRATUM_819472 | +| ARM | Cortex-A55 | #1530923 | N/A | | ARM | Cortex-A57 | #852523 | N/A | | ARM | Cortex-A57 | #832075 | ARM64_ERRATUM_832075 | | ARM | Cortex-A57 | #834220 | ARM64_ERRATUM_834220 | diff --git a/xen/arch/arm/cpuerrata.c b/xen/arch/arm/cpuerrata.c index cb4795beec..b398d480f1 100644 --- a/xen/arch/arm/cpuerrata.c +++ b/xen/arch/arm/cpuerrata.c @@ -514,6 +514,12 @@ static const struct arm_cpu_capabilities arm_errata[] = { .capability = ARM64_WORKAROUND_AT_SPECULATE, MIDR_ALL_VERSIONS(MIDR_CORTEX_A57), }, + { + /* Cortex-A55 (All versions as erratum is open in SDEN v14) */ + .desc = "ARM erratum 1530923", + .capability = ARM64_WORKAROUND_AT_SPECULATE, + MIDR_ALL_VERSIONS(MIDR_CORTEX_A55), + }, {}, }; diff --git a/xen/include/asm-arm/processor.h b/xen/include/asm-arm/processor.h index d3d12a9d19..87c8136022 100644 --- a/xen/include/asm-arm/processor.h +++ b/xen/include/asm-arm/processor.h @@ -53,6 +53,7 @@ #define ARM_CPU_PART_CORTEX_A17 0xC0E #define ARM_CPU_PART_CORTEX_A15 0xC0F #define ARM_CPU_PART_CORTEX_A53 0xD03 +#define ARM_CPU_PART_CORTEX_A55 0xD05 #define ARM_CPU_PART_CORTEX_A57 0xD07 #define ARM_CPU_PART_CORTEX_A72 0xD08 #define ARM_CPU_PART_CORTEX_A73 0xD09 @@ -64,6 +65,7 @@ #define MIDR_CORTEX_A17 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A17) #define MIDR_CORTEX_A15 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A15) #define MIDR_CORTEX_A53 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A53) +#define MIDR_CORTEX_A55 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A55) #define MIDR_CORTEX_A57 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A57) #define MIDR_CORTEX_A72 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A72) #define MIDR_CORTEX_A73 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A73) |