1 files changed, 80 insertions, 0 deletions
diff --git a/roms/edk2/ArmPkg/Drivers/ArmGic/GicV3/Arm/ArmGicV3.S b/roms/edk2/ArmPkg/Drivers/ArmGic/GicV3/Arm/ArmGicV3.S
new file mode 100644
index 000000000..8c43a613d
--- /dev/null
+++ b/roms/edk2/ArmPkg/Drivers/ArmGic/GicV3/Arm/ArmGicV3.S
@@ -0,0 +1,80 @@
+#
+#  Copyright (c) 2014, ARM Limited. All rights reserved.
+#
+#  SPDX-License-Identifier: BSD-2-Clause-Patent
+#
+#
+
+#include <AsmMacroIoLib.h>
+#include <Library/ArmLib.h>
+
+// For the moment we assume this will run in SVC mode on ARMv7
+
+//UINT32
+//EFIAPI
+//ArmGicGetControlSystemRegisterEnable (
+//  VOID
+//  );
+ASM_FUNC(ArmGicV3GetControlSystemRegisterEnable)
+        mrc     p15, 0, r0, c12, c12, 5 // ICC_SRE
+        bx      lr
+
+//VOID
+//EFIAPI
+//ArmGicSetControlSystemRegisterEnable (
+//  IN UINT32         ControlSystemRegisterEnable
+//  );
+ASM_FUNC(ArmGicV3SetControlSystemRegisterEnable)
+        mcr     p15, 0, r0, c12, c12, 5 // ICC_SRE
+        isb
+        bx      lr
+
+//VOID
+//ArmGicV3EnableInterruptInterface (
+//  VOID
+//  );
+ASM_FUNC(ArmGicV3EnableInterruptInterface)
+        mov     r0, #1
+        mcr     p15, 0, r0, c12, c12, 7 // ICC_IGRPEN1
+        bx      lr
+
+//VOID
+//ArmGicV3DisableInterruptInterface (
+//  VOID
+//  );
+ASM_FUNC(ArmGicV3DisableInterruptInterface)
+        mov     r0, #0
+        mcr     p15, 0, r0, c12, c12, 7 // ICC_IGRPEN1
+        bx      lr
+
+//VOID
+//ArmGicV3EndOfInterrupt (
+//  IN UINTN InterruptId
+//  );
+ASM_FUNC(ArmGicV3EndOfInterrupt)
+        mcr     p15, 0, r0, c12, c12, 1 //ICC_EOIR1
+        bx      lr
+
+//UINTN
+//ArmGicV3AcknowledgeInterrupt (
+//  VOID
+//  );
+ASM_FUNC(ArmGicV3AcknowledgeInterrupt)
+        mrc     p15, 0, r0, c12, c12, 0 //ICC_IAR1
+        bx      lr
+
+//VOID
+//ArmGicV3SetPriorityMask (
+//  IN UINTN                  Priority
+//  );
+ASM_FUNC(ArmGicV3SetPriorityMask)
+        mcr     p15, 0, r0, c4, c6, 0 //ICC_PMR
+        bx      lr
+
+//VOID
+//ArmGicV3SetBinaryPointer (
+//  IN UINTN                  BinaryPoint
+//  );
+ASM_FUNC(ArmGicV3SetBinaryPointer)
+        mcr     p15, 0, r0, c12, c12, 3 //ICC_BPR1
+        bx      lr