diff options
Diffstat (limited to 'ArmPlatformPkg/PrePi')
-rw-r--r-- | ArmPlatformPkg/PrePi/MainMPCore.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/ArmPlatformPkg/PrePi/MainMPCore.c b/ArmPlatformPkg/PrePi/MainMPCore.c index 5868993d57..3db3ce6857 100644 --- a/ArmPlatformPkg/PrePi/MainMPCore.c +++ b/ArmPlatformPkg/PrePi/MainMPCore.c @@ -55,6 +55,7 @@ SecondaryMain ( UINT32 CoreId;
VOID (*SecondaryStart)(VOID);
UINTN SecondaryEntryAddr;
+ UINTN Interrupt;
ClusterId = GET_CLUSTER_ID(MpId);
CoreId = GET_CORE_ID(MpId);
@@ -87,7 +88,12 @@ SecondaryMain ( SecondaryEntryAddr = MmioRead32 (ArmCoreInfoTable[Index].MailboxGetAddress);
// Acknowledge the interrupt and send End of Interrupt signal.
- ArmGicAcknowledgeInterrupt (PcdGet32(PcdGicDistributorBase), PcdGet32(PcdGicInterruptInterfaceBase), NULL, NULL);
+ Interrupt = ArmGicAcknowledgeInterrupt (PcdGet32 (PcdGicInterruptInterfaceBase));
+ // Check if it is a valid interrupt ID
+ if ((Interrupt & ARM_GIC_ICCIAR_ACKINTID) < ArmGicGetMaxNumInterrupts (PcdGet32 (PcdGicDistributorBase))) {
+ // Got a valid SGI number hence signal End of Interrupt
+ ArmGicEndOfInterrupt (PcdGet32 (PcdGicInterruptInterfaceBase), Interrupt);
+ }
} while (SecondaryEntryAddr == 0);
// Jump to secondary core entry point.
|