3 files changed, 1 insertions, 5 deletions
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.h b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.h
index 767531e..2ec92fe 100644
--- a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.h
+++ b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmaProtection.h
@@ -124,7 +124,6 @@ EFI_STATUS
 
 extern EFI_ACPI_DMAR_HEADER  *mAcpiDmarTable;
 
-extern UINT64                           mVtdHostAddressWidthMask;
 extern UINTN                            mVtdUnitNumber;
 extern VTD_UNIT_INFORMATION             *mVtdUnitInformation;
 
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
index 342830a..24ad47e 100644
--- a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
+++ b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
@@ -806,8 +806,6 @@ ParseDmarAcpiTableDrhd (
     return EFI_OUT_OF_RESOURCES;
   }
 
-  mVtdHostAddressWidthMask = LShiftU64 (1ull, mAcpiDmarTable->HostAddressWidth) - 1;
-
   VtdIndex = 0;
   DmarHeader = (EFI_ACPI_DMAR_STRUCTURE_HEADER *)((UINTN)(mAcpiDmarTable + 1));
   while ((UINTN)DmarHeader < (UINTN)mAcpiDmarTable + mAcpiDmarTable->Header.Length) {
diff --git a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
index 1404af7..bc9f427 100644
--- a/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
+++ b/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
@@ -1,6 +1,6 @@
 /** @file
 
-  Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2017 - 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
@@ -13,7 +13,6 @@
 
 #include "DmaProtection.h"
 
-UINT64                           mVtdHostAddressWidthMask;
 UINTN                            mVtdUnitNumber;
 VTD_UNIT_INFORMATION             *mVtdUnitInformation;