SecurityPkg: Change default value source

[mirror_edk2.git] / SecurityPkg / Library / SmmTcg2PhysicalPresenceLib / SmmTcg2PhysicalPresenceLib.c

diff --git a/SecurityPkg/Library/SmmTcg2PhysicalPresenceLib/SmmTcg2PhysicalPresenceLib.c b/SecurityPkg/Library/SmmTcg2PhysicalPresenceLib/SmmTcg2PhysicalPresenceLib.c
index 3827df9663a3d88550b1dd0d740fb6887dbd50a3..1c46d5e69d829c9648f48411b2186a29f09ffff9 100644 (file)
--- a/SecurityPkg/Library/SmmTcg2PhysicalPresenceLib/SmmTcg2PhysicalPresenceLib.c
+++ b/SecurityPkg/Library/SmmTcg2PhysicalPresenceLib/SmmTcg2PhysicalPresenceLib.c
@@ -10,7 +10,7 @@
   Tcg2PhysicalPresenceLibSubmitRequestToPreOSFunction() and Tcg2PhysicalPresenceLibGetUserConfirmationStatusFunction()\r
   will receive untrusted input and do validation.\r
 \r
-Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r
+Copyright (c) 2015 - 2020, Intel Corporation. All rights reserved.<BR>\r
 SPDX-License-Identifier: BSD-2-Clause-Patent\r
 \r
 **/\r
@@ -31,6 +31,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
 \r
 EFI_SMM_VARIABLE_PROTOCOL  *mTcg2PpSmmVariable;\r
 BOOLEAN                    mIsTcg2PPVerLowerThan_1_3 = FALSE;\r
+UINT32                     mTcg2PhysicalPresenceFlags;\r
 \r
 /**\r
   The handler for TPM physical presence function:\r
@@ -162,7 +163,7 @@ Tcg2PhysicalPresenceLibSubmitRequestToPreOSFunctionEx (
                                    &Flags\r
                                    );\r
     if (EFI_ERROR (Status)) {\r
-      Flags.PPFlags = TCG2_BIOS_TPM_MANAGEMENT_FLAG_DEFAULT | TCG2_BIOS_STORAGE_MANAGEMENT_FLAG_DEFAULT;\r
+      Flags.PPFlags = mTcg2PhysicalPresenceFlags;\r
     }\r
     ReturnCode = Tcg2PpVendorLibSubmitRequestToPreOSFunction (*OperationRequest, Flags.PPFlags, *RequestParameter);\r
   }\r
@@ -396,5 +397,7 @@ Tcg2PhysicalPresenceLibConstructor (
   Status = gSmst->SmmLocateProtocol (&gEfiSmmVariableProtocolGuid, NULL, (VOID**)&mTcg2PpSmmVariable);\r
   ASSERT_EFI_ERROR (Status);\r
 \r
+  mTcg2PhysicalPresenceFlags = PcdGet32(PcdTcg2PhysicalPresenceFlags);\r
+\r
   return EFI_SUCCESS;\r
 }\r