ArmPkg: Added Aarch64 support

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Harry Liebel <Harry.Liebel@arm.com>
Signed-off-by: Olivier Martin <olivier.martin@arm.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14486 6f19259b-4bc3-4df7-8a09-765794883524

ArmPkg/Drivers/ArmCpuLib/ArmCortexAEMv8Lib/ArmCortexAEMv8Lib.c

@@ -0,0 +1,42 @@
+/** @file
+
+  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
+  which accompanies this distribution.  The full text of the license may be found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+**/
+
+#include <Base.h>
+#include <Library/ArmLib.h>
+#include <Library/ArmCpuLib.h>
+#include <Library/ArmGicLib.h>
+#include <Library/ArmArchTimerLib.h>
+#include <Library/IoLib.h>
+#include <Library/PcdLib.h>
+
+#include <Chipset/ArmAemV8.h>
+
+VOID
+ArmCpuSetup (
+  IN  UINTN         MpId
+  )
+{
+  // Note: System Counter frequency can only be set in Secure privileged mode,
+  // if security extensions are implemented.
+  ArmArchTimerSetTimerFreq (PcdGet32 (PcdArmArchTimerFreqInHz));
+}
+
+
+VOID
+ArmCpuSetupSmpNonSecure (
+  IN  UINTN         MpId
+  )
+{
+  // Nothing to do
+}