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/ArmLib.h>
  17 #include <Library/ArmCpuLib.h>
  18 #include <Library/ArmGicLib.h>
  19 #include <Library/ArmArchTimerLib.h>
  20 #include <Library/IoLib.h>
  21 #include <Library/PcdLib.h>
  22
  23 #include <Chipset/ArmAemV8.h>
  24
  25 VOID
  26 ArmCpuSetup (
  27   IN  UINTN         MpId
  28   )
  29 {
  30   // Note: System Counter frequency can only be set in Secure privileged mode,
  31   // if security extensions are implemented.
  32   ArmArchTimerSetTimerFreq (PcdGet32 (PcdArmArchTimerFreqInHz));
  33 }
  34
  35
  36 VOID
  37 ArmCpuSetupSmpNonSecure (
  38   IN  UINTN         MpId
  39   )
  40 {
  41   // Nothing to do
  42 }