ArmPkg/Drivers/ArmCpuLib/ArmCortexAEMv8Lib/ArmCortexAEMv8Lib.c

   1 /** @file
   2
   3   Copyright (c) 2011 - 2013, ARM Limited. All rights reserved.
   4
   5   This program and the accompanying materials
   6   are licensed and made available under the terms and conditions of the BSD License
   7   which accompanies this distribution.  The full text of the license may be found at
   8   http://opensource.org/licenses/bsd-license.php
   9
  10   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  11   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  12
  13 **/
  14
  15 #include <Base.h>
  16 #include <Library/ArmCpuLib.h>
  17 #include <Library/ArmGenericTimerCounterLib.h>
  18 #include <Library/PcdLib.h>
  19
  20 #include <Chipset/ArmAemV8.h>
  21
  22 VOID
  23 ArmCpuSetup (
  24   IN  UINTN         MpId
  25   )
  26 {
  27   // Note: System Counter frequency can only be set in Secure privileged mode,
  28   // if security extensions are implemented.
  29   ArmGenericTimerSetTimerFreq (PcdGet32 (PcdArmArchTimerFreqInHz));
  30 }
  31
  32
  33 VOID
  34 ArmCpuSetupSmpNonSecure (
  35   IN  UINTN         MpId
  36   )
  37 {
  38   // Nothing to do
  39 }