PcAtChipsetPkg: new AcpiTimerLib libraries.

Two library instances are added to support BASE type and DXE type. Those libraries provides basic timer support using the ACPI timer hardware.  The performance  counter features are provided by the processors time stamp counter.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Gao, Liming <liming.gao@intel.com>
Reviewed-by: Kinney, Michael D <michael.d.kinney@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15803 6f19259b-4bc3-4df7-8a09-765794883524

PcAtChipsetPkg/Library/AcpiTimerLib/DxeAcpiTimerLib.inf

@@ -0,0 +1,51 @@
+## @file
+#  ACPI Timer Library
+#
+#  Provides basic timer support using the ACPI timer hardware.  The performance
+#  counter features are provided by the processors time stamp counter. 
+#
+#  Copyright (c) 2013 - 2014, Intel Corporation. All rights reserved.<BR>
+#  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.
+#
+##
+
+[Defines]
+  INF_VERSION                    = 0x00010005
+  BASE_NAME                      = AcpiTimerLib
+  FILE_GUID                      = E624B98C-845A-4b94-9B50-B20475D552B9
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = TimerLib|DXE_CORE DXE_DRIVER DXE_RUNTIME_DRIVER DXE_SMM_DRIVER UEFI_APPLICATION UEFI_DRIVER SMM_CORE
+  CONSTRUCTOR                    = AcpiTimerLibConstructor
+  MODULE_UNI_FILE                = AcpiTimerLibModStrs.uni
+
+[Sources]
+  AcpiTimerLib.c
+  DxeAcpiTimerLib.c
+
+[Packages]
+  MdePkg/MdePkg.dec
+  PcAtChipsetPkg/PcAtChipsetPkg.dec
+
+[LibraryClasses]
+  BaseLib
+  PcdLib
+  PciLib
+  IoLib
+  DebugLib
+
+[Pcd]
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPciBusNumber             ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPciDeviceNumber          ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPciFunctionNumber        ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPciEnableRegisterOffset  ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoBarEnableMask            ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPciBarRegisterOffset     ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiIoPortBaseAddress          ## CONSUMES
+  gPcAtChipsetPkgTokenSpaceGuid.PcdAcpiPm1TmrOffset               ## CONSUMES