2 files changed, 136 insertions, 0 deletions
diff --git a/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.c b/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.c
new file mode 100644
index 0000000000..6381cb30eb
--- /dev/null
+++ b/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.c
@@ -0,0 +1,75 @@
+/** @file
+
+Copyright (c) 2018, 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 that 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 <Library/MmPciBaseLib.h>
+
+/**
+  This procedure will get PCIE address
+  
+  @param[in] Bus                  Pci Bus Number
+  @param[in] Device               Pci Device Number
+  @param[in] Function             Pci Function Number
+
+  @retval PCIE address
+**/
+UINTN
+MmPciBase (
+  IN UINT32                       Bus,
+  IN UINT32                       Device,
+  IN UINT32                       Function
+)
+{
+  USRA_ADDRESS Address;
+  USRA_PCIE_ADDRESS(Address, UsraWidth32, Bus, Device, Function, 0);
+
+  if (!FeaturePcdGet (PcdSingleSegFixMmcfg)) 
+  {
+    return GetRegisterAddress(&Address);
+  }
+  //
+  // If the PcdSingleSegFixMmcfg is true, do the following with static PcdPciExpressBaseAddress
+  //
+  return ((UINTN) (PcdGet64(PcdPciExpressBaseAddress)) + (UINTN) (Address.Attribute.RawData32[0] & 0x00ffffff));
+}
+
+/**
+  This procedure will get PCIE address
+  
+  @param[in] Seg                  Pcie Segment Number
+  @param[in] Bus                  Pcie Bus Number
+  @param[in] Device               Pcie Device Number
+  @param[in] Function             Pcie Function Number
+
+  @retval PCIE address
+**/
+UINTN
+MmPciAddress(
+IN UINT32                       Seg,
+IN UINT32                       Bus,
+IN UINT32                       Device,
+IN UINT32                       Function,
+IN UINT32                       Register
+)
+{
+  USRA_ADDRESS Address;
+  USRA_PCIE_SEG_ADDRESS(Address, UsraWidth32, Seg, Bus, Device, Function, Register);
+
+  if (!FeaturePcdGet(PcdSingleSegFixMmcfg))
+  {
+    return GetRegisterAddress(&Address);
+  }
+  //
+  // If the PcdSingleSegFixMmcfg is true, do the following with static PcdPciExpressBaseAddress
+  //
+  return ((UINTN)(PcdGet64(PcdPciExpressBaseAddress)) + (UINTN)(Address.Attribute.RawData32[0] & 0x00ffffff));
+}
diff --git a/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.inf b/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.inf
new file mode 100644
index 0000000000..4c3411b4ff
--- /dev/null
+++ b/Silicon/Intel/PurleyRcPkg/Library/MmPciBaseLib/MmPciBaseLib.inf
@@ -0,0 +1,61 @@
+### @file
+#
+# Copyright (c) 2018, 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                      = PeiDxeSmmMmPciLib
+  FILE_GUID                      = AA112999-A913-4F96-A9C4-28BFA0BD83EE
+  MODULE_TYPE                    = BASE
+  VERSION_STRING                 = 1.0
+  LIBRARY_CLASS                  = MmPciLib
+
+#
+# The following information is for reference only and not required by the build tools.
+#
+#  VALID_ARCHITECTURES           = IA32 X64 IPF EBC
+#
+[Sources]
+  MmPciBaseLib.c
+
+################################################################################
+#
+# Package Dependency Section - list of Package files that are required for
+#                              this module.
+#
+################################################################################
+
+  [Packages]
+  MdePkg/MdePkg.dec
+  PurleyRcPkg/RcPkg.dec
+
+################################################################################
+#
+# Library Class Section - list of Library Classes that are required for
+#                         this module.
+#
+################################################################################
+
+[LibraryClasses]
+  BaseLib
+  IoLib
+  DebugLib
+  SiliconAccessLib
+
+[Guids]
+  gEfiCpRcPkgTokenSpaceGuid
+
+[Pcd]
+  gEfiCpRcPkgTokenSpaceGuid.PcdSingleSegFixMmcfg
+  gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress