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-rw-r--r--ArmPkg/Drivers/ArmGic/ArmGic.c29
-rw-r--r--ArmPkg/Drivers/ArmGic/ArmGicDxe.c4
-rw-r--r--ArmPkg/Drivers/ArmGic/ArmGicDxe.inf2
-rw-r--r--ArmPkg/Include/Library/ArmGicLib.h10
-rwxr-xr-xArmPlatformPkg/Library/DebugSecExtraActionLib/DebugSecExtraActionLib.c8
-rw-r--r--ArmPlatformPkg/PrePeiCore/MainMPCore.c8
-rw-r--r--ArmPlatformPkg/PrePi/MainMPCore.c8
7 files changed, 33 insertions, 36 deletions
diff --git a/ArmPkg/Drivers/ArmGic/ArmGic.c b/ArmPkg/Drivers/ArmGic/ArmGic.c
index 25bd376027..1717368a7e 100644
--- a/ArmPkg/Drivers/ArmGic/ArmGic.c
+++ b/ArmPkg/Drivers/ArmGic/ArmGic.c
@@ -1,6 +1,6 @@
/** @file
*
-* Copyright (c) 2011-2012, ARM Limited. All rights reserved.
+* Copyright (c) 2011-2013, ARM Limited. All rights reserved.
*
* This program and the accompanying materials
* are licensed and made available under the terms and conditions of the BSD License
@@ -38,35 +38,14 @@ ArmGicSendSgiTo (
MmioWrite32 (GicDistributorBase + ARM_GIC_ICDSGIR, ((TargetListFilter & 0x3) << 24) | ((CPUTargetList & 0xFF) << 16) | SgiId);
}
-RETURN_STATUS
+UINTN
EFIAPI
ArmGicAcknowledgeInterrupt (
- IN UINTN GicDistributorBase,
- IN UINTN GicInterruptInterfaceBase,
- OUT UINTN *CoreId,
- OUT UINTN *InterruptId
+ IN UINTN GicInterruptInterfaceBase
)
{
- UINT32 Interrupt;
-
// Read the Interrupt Acknowledge Register
- Interrupt = MmioRead32 (GicInterruptInterfaceBase + ARM_GIC_ICCIAR);
-
- // Check if it is a valid interrupt ID
- if ((Interrupt & 0x3FF) < ArmGicGetMaxNumInterrupts (GicDistributorBase)) {
- // Got a valid SGI number hence signal End of Interrupt by writing to ICCEOIR
- ArmGicEndOfInterrupt (GicInterruptInterfaceBase, Interrupt);
-
- if (CoreId) {
- *CoreId = (Interrupt >> 10) & 0x7;
- }
- if (InterruptId) {
- *InterruptId = Interrupt & 0x3FF;
- }
- return RETURN_SUCCESS;
- } else {
- return RETURN_INVALID_PARAMETER;
- }
+ return MmioRead32 (GicInterruptInterfaceBase + ARM_GIC_ICCIAR);
}
VOID
diff --git a/ArmPkg/Drivers/ArmGic/ArmGicDxe.c b/ArmPkg/Drivers/ArmGic/ArmGicDxe.c
index e227f19940..9608c314ed 100644
--- a/ArmPkg/Drivers/ArmGic/ArmGicDxe.c
+++ b/ArmPkg/Drivers/ArmGic/ArmGicDxe.c
@@ -252,10 +252,10 @@ IrqInterruptHandler (
UINT32 GicInterrupt;
HARDWARE_INTERRUPT_HANDLER InterruptHandler;
- GicInterrupt = MmioRead32 (PcdGet32(PcdGicInterruptInterfaceBase) + ARM_GIC_ICCIAR);
+ GicInterrupt = ArmGicAcknowledgeInterrupt (PcdGet32(PcdGicInterruptInterfaceBase));
// Special Interrupts (ID1020-ID1023) have an Interrupt ID greater than the number of interrupt (ie: Spurious interrupt).
- if (GicInterrupt >= mGicNumInterrupts) {
+ if ((GicInterrupt & ARM_GIC_ICCIAR_ACKINTID) >= mGicNumInterrupts) {
// The special interrupt do not need to be acknowledge
return;
}
diff --git a/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf b/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf
index 9dc557a037..3974f3c37d 100644
--- a/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf
+++ b/ArmPkg/Drivers/ArmGic/ArmGicDxe.inf
@@ -1,7 +1,7 @@
#/** @file
#
# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
-# Copyright (c) 2012, ARM Ltd. All rights reserved.<BR>
+# Copyright (c) 2012 - 2013, ARM Ltd. All rights reserved.<BR>
#
# This program and the accompanying materials
# are licensed and made available under the terms and conditions of the BSD License
diff --git a/ArmPkg/Include/Library/ArmGicLib.h b/ArmPkg/Include/Library/ArmGicLib.h
index b35d4a794c..af8941905b 100644
--- a/ArmPkg/Include/Library/ArmGicLib.h
+++ b/ArmPkg/Include/Library/ArmGicLib.h
@@ -76,6 +76,9 @@
#define ARM_GIC_ICCIDR_GET_REVISION(IccIdr) (((IccIdr) >> 12) & 0xF)
#define ARM_GIC_ICCIDR_GET_IMPLEMENTER(IccIdr) ((IccIdr) & 0xFFF)
+// Bit Mask for
+#define ARM_GIC_ICCIAR_ACKINTID 0x3FF
+
//
// GIC Secure interfaces
//
@@ -128,13 +131,10 @@ ArmGicSendSgiTo (
IN INTN SgiId
);
-RETURN_STATUS
+UINTN
EFIAPI
ArmGicAcknowledgeInterrupt (
- IN UINTN GicDistributorBase,
- IN UINTN GicInterruptInterfaceBase,
- OUT UINTN *CoreId,
- OUT UINTN *InterruptId
+ IN UINTN GicInterruptInterfaceBase
);
VOID
diff --git a/ArmPlatformPkg/Library/DebugSecExtraActionLib/DebugSecExtraActionLib.c b/ArmPlatformPkg/Library/DebugSecExtraActionLib/DebugSecExtraActionLib.c
index f8f91e8fcd..f42f518722 100755
--- a/ArmPlatformPkg/Library/DebugSecExtraActionLib/DebugSecExtraActionLib.c
+++ b/ArmPlatformPkg/Library/DebugSecExtraActionLib/DebugSecExtraActionLib.c
@@ -31,6 +31,7 @@ NonSecureWaitForFirmware (
)
{
VOID (*secondary_start)(VOID);
+ UINTN Interrupt;
// The secondary cores will execute the firmware once wake from WFI.
secondary_start = (VOID (*)())PcdGet32(PcdFvBaseAddress);
@@ -38,7 +39,12 @@ NonSecureWaitForFirmware (
ArmCallWFI();
// 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);
+ }
// Jump to secondary core entry point.
secondary_start ();
diff --git a/ArmPlatformPkg/PrePeiCore/MainMPCore.c b/ArmPlatformPkg/PrePeiCore/MainMPCore.c
index 9bfc990628..69863de549 100644
--- a/ArmPlatformPkg/PrePeiCore/MainMPCore.c
+++ b/ArmPlatformPkg/PrePeiCore/MainMPCore.c
@@ -45,6 +45,7 @@ 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.
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.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-01 09:27:40 +0000