1 files changed, 2 insertions, 0 deletions
diff --git a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c
index 8e79642711..282d2e6981 100755
--- a/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c
+++ b/UefiCpuPkg/PiSmmCpuDxeSmm/PiSmmCpuDxeSmm.c
@@ -114,6 +114,8 @@ SPIN_LOCK                *mConfigSmmCodeAccessCheckLock = NULL;
 EFI_SMRAM_DESCRIPTOR     *mSmmCpuSmramRanges;
 UINTN                    mSmmCpuSmramRangeCount;
 
+UINT8                    mPhysicalAddressBits;
+
 /**
   Initialize IDT to setup exception handlers for SMM.