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SecurityPkg: Tcg: New field for User Confirmation Status

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Add a new field in TcgNVS for PP operation user confirmation status,
instead of previous logic overriding Request. Previous logic causes
Get Pending TPM Operation Requested sub function return wrong value.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
Reviewed-by: Long Qin <qin.long@intel.com>
This commit is contained in:
Zhang, Chao B
2016-09-26 10:31:15 +08:00
parent f6be48e990
commit 053f31e3d0
6 changed files with 14 additions and 10 deletions
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4
SecurityPkg/Tcg/TcgSmm/TcgSmm.c
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@@ -8,7 +8,7 @@
PhysicalPresenceCallback() and MemoryClearCallback() will receive untrusted input and do some check.
Copyright (c) 2011 - 2015, Intel Corporation. All rights reserved.<BR>
Copyright (c) 2011 - 2016, 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
@@ -152,7 +152,7 @@ PhysicalPresenceCallback (
RequestConfirmed = FALSE;
switch (mTcgNvs->PhysicalPresence.Request) {
switch (mTcgNvs->PPRequestUserConfirm) {
case PHYSICAL_PRESENCE_ENABLE:
case PHYSICAL_PRESENCE_DISABLE:
case PHYSICAL_PRESENCE_ACTIVATE: