diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c')
| -rw-r--r-- | roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c b/roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c new file mode 100644 index 000000000..ff910c175 --- /dev/null +++ b/roms/edk2/ArmPkg/Drivers/ArmGic/GicV2/ArmGicV2Lib.c @@ -0,0 +1,30 @@ +/** @file
+*
+* Copyright (c) 2013-2014, ARM Limited. All rights reserved.
+*
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+
+#include <Library/ArmGicLib.h>
+#include <Library/IoLib.h>
+
+UINTN
+EFIAPI
+ArmGicV2AcknowledgeInterrupt (
+ IN UINTN GicInterruptInterfaceBase
+ )
+{
+ // Read the Interrupt Acknowledge Register
+ return MmioRead32 (GicInterruptInterfaceBase + ARM_GIC_ICCIAR);
+}
+
+VOID
+EFIAPI
+ArmGicV2EndOfInterrupt (
+ IN UINTN GicInterruptInterfaceBase,
+ IN UINTN Source
+ )
+{
+ MmioWrite32 (GicInterruptInterfaceBase + ARM_GIC_ICCEIOR, Source);
+}
|