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SecurityPkg: Change default value source

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https://bugzilla.tianocore.org/show_bug.cgi?id=2713
In current code, If TCG2_PHYSICAL_PRESENCE_FLAGS_VARIABLE variable
is not exist, code will get default value from two places.
This fix is to make the default value comes from the PCD
gEfiSecurityPkgTokenSpaceGuid.PcdTcg2PhysicalPresenceFlags

Signed-off-by: Maggie Chu <maggie.chu@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Maggie Chu
2020-05-18 19:41:50 +08:00
committed by mergify[bot]
parent 8f39da712f
commit 1a2ad3ba9e
7 changed files with 30 additions and 27 deletions
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4
SecurityPkg/Library/PeiTcg2PhysicalPresenceLib/PeiTcg2PhysicalPresenceLib.c
View File

@@ -3,7 +3,7 @@
This library will get TPM 2.0 physical presence information.
Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2015 - 2020, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
@@ -47,7 +47,7 @@ Tcg2PhysicalPresenceLibGetManagementFlags (
&PpiFlags
);
if (EFI_ERROR (Status)) {
PpiFlags.PPFlags = TCG2_BIOS_TPM_MANAGEMENT_FLAG_DEFAULT | TCG2_BIOS_STORAGE_MANAGEMENT_FLAG_DEFAULT;
PpiFlags.PPFlags = PcdGet32(PcdTcg2PhysicalPresenceFlags);
}
return PpiFlags.PPFlags;
}