diff options
| -rw-r--r-- | ArmPkg/Drivers/ArmCpuLib/ArmCortexA5xLib/ArmCortexA5xLib.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA5xLib/ArmCortexA5xLib.c b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA5xLib/ArmCortexA5xLib.c index 135bd6b86d..3d39acd50c 100644 --- a/ArmPkg/Drivers/ArmCpuLib/ArmCortexA5xLib/ArmCortexA5xLib.c +++ b/ArmPkg/Drivers/ArmCpuLib/ArmCortexA5xLib/ArmCortexA5xLib.c @@ -40,12 +40,15 @@ ArmCpuSetup ( }
//
- // If CPU is CortexA57 r0p0 apply Errata: 806969
+ // If CPU is CortexA57 r0p0 apply Errata workarounds
//
if ((ArmReadMidr () & ((ARM_CPU_TYPE_MASK << 4) | ARM_CPU_REV_MASK)) ==
((ARM_CPU_TYPE_A57 << 4) | ARM_CPU_REV(0,0))) {
- // DisableLoadStoreWB
- ArmSetCpuActlrBit (1ULL << 49);
+
+ // Errata 806969: DisableLoadStoreWB (1ULL << 49)
+ // Errata 813420: Execute Data Cache clean as Data Cache clean/invalidate (1ULL << 44)
+ // Errata 814670: disable DMB nullification (1ULL << 58)
+ ArmSetCpuActlrBit ( (1ULL << 49) | (1ULL << 44) | (1ULL << 58) );
}
}
|