Consume a FixedPCD to replace Intel-specific macro.
The new PCD will allow SMM support on AMD-based x86 systems.

PcdCpuSmmSmramSaveStateMapOffset - SMRAM Save State Map Offset.

Cc: Jiewen Yao <jiewen.yao@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Leo Duran <leo.duran@amd.com>
---
 UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c
index 2d2bc6d..88f43b4 100644
--- a/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c
+++ b/UefiCpuPkg/Library/SmmCpuFeaturesLib/SmmCpuFeaturesLib.c
@@ -2,6 +2,8 @@
 The CPU specific programming for PiSmmCpuDxeSmm module.
 
 Copyright (c) 2010 - 2016, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2017, AMD Incorporated. 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
@@ -224,7 +226,7 @@ SmmCpuFeaturesInitializeProcessor (
   //
   // Configure SMBASE.
   //
-  CpuState = (SMRAM_SAVE_STATE_MAP *)(UINTN)(SMM_DEFAULT_SMBASE + SMRAM_SAVE_STATE_MAP_OFFSET);
+  CpuState = (SMRAM_SAVE_STATE_MAP *)(UINTN)(SMM_DEFAULT_SMBASE + FixedPcdGet16 (PcdCpuSmmSmramSaveStateMapOffset));
   CpuState->x86.SMBASE = (UINT32)CpuHotPlugData->SmBase[CpuIndex];
 
   //
-- 
2.7.4

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