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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/Tcg2Smm/Tcg2Smm.c
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@@ -135,8 +135,8 @@ PhysicalPresenceCallback (
mTcgNvs->PhysicalPresence.RequestParameter
);
} else if (mTcgNvs->PhysicalPresence.Parameter == TCG_ACPI_FUNCTION_GET_USER_CONFIRMATION_STATUS_FOR_REQUEST) {
mTcgNvs->PhysicalPresence.ReturnCode = Tcg2PhysicalPresenceLibGetUserConfirmationStatusFunction (mTcgNvs->PhysicalPresence.Request);
}
mTcgNvs->PhysicalPresence.ReturnCode = Tcg2PhysicalPresenceLibGetUserConfirmationStatusFunction (mTcgNvs->PPRequestUserConfirm);
}
return EFI_SUCCESS;
}