diff options
| -rw-r--r-- | ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c b/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c index 38bbf2e9f8..1a6ad48d1f 100644 --- a/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c +++ b/ArmPkg/Drivers/ArmGic/ArmGicNonSecLib.c @@ -17,6 +17,7 @@ ArmGicEnableDistributor ( )
{
ARM_GIC_ARCH_REVISION Revision;
+ UINT32 GicDistributorCtl;
/*
* Enable GIC distributor in Non-Secure world.
@@ -26,7 +27,8 @@ ArmGicEnableDistributor ( if (Revision == ARM_GIC_ARCH_REVISION_2) {
MmioWrite32 (GicDistributorBase + ARM_GIC_ICDDCR, 0x1);
} else {
- if (MmioRead32 (GicDistributorBase + ARM_GIC_ICDDCR) & ARM_GIC_ICDDCR_ARE) {
+ GicDistributorCtl = MmioRead32 (GicDistributorBase + ARM_GIC_ICDDCR);
+ if ((GicDistributorCtl & ARM_GIC_ICDDCR_ARE) != 0) {
MmioOr32 (GicDistributorBase + ARM_GIC_ICDDCR, 0x2);
} else {
MmioOr32 (GicDistributorBase + ARM_GIC_ICDDCR, 0x1);
|