diff options
| author | Yao, Jiewen <jiewen.yao@intel.com> | 2015-01-12 03:21:00 +0000 |
|---|---|---|
| committer | jyao1 <jyao1@Edk2> | 2015-01-12 03:21:00 +0000 |
| commit | 6f785cfcc304c48ec04e542ee429df95e7b51bc5 (patch) | |
| tree | 5fc40fc8b8be583bf58179a4e3d245cad6c5e1ad /SecurityPkg/Include/Guid | |
| parent | 4610b23ab10942d140eb51c4bdbefc5f896979ad (diff) | |
| download | edk2-platforms-6f785cfcc304c48ec04e542ee429df95e7b51bc5.tar.xz | |
Handle TPM device error and avoid deadloop in BDS.
If TPM error happens, set TPM flag to NOT present, so that trusted boot patch is disabled.
Also report status code for failure, so that platform may register handler to apply policy like force system reset, or disable TPM permanently.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Yao, Jiewen" <jiewen.yao@intel.com>
Reviewed-by: "Dong, Guo" <guo.dong@intel.com>
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16598 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'SecurityPkg/Include/Guid')
| -rw-r--r-- | SecurityPkg/Include/Guid/TcgEventHob.h | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/SecurityPkg/Include/Guid/TcgEventHob.h b/SecurityPkg/Include/Guid/TcgEventHob.h index 9a1cf58e3f..c92ee8c029 100644 --- a/SecurityPkg/Include/Guid/TcgEventHob.h +++ b/SecurityPkg/Include/Guid/TcgEventHob.h @@ -3,7 +3,7 @@ a TPM DXE Driver. A GUIDed HOB is generated for each measurement
made in the PEI Phase.
-Copyright (c) 2007 - 2013, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2007 - 2015, 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
@@ -27,4 +27,14 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. extern EFI_GUID gTcgEventEntryHobGuid;
+///
+/// The Global ID of a GUIDed HOB used to record TPM device error.
+///
+#define EFI_TPM_ERROR_GUID \
+ { \
+ 0xef598499, 0xb25e, 0x473a, { 0xbf, 0xaf, 0xe7, 0xe5, 0x7d, 0xce, 0x82, 0xc4 } \
+ }
+
+extern EFI_GUID gTpmErrorHobGuid;
+
#endif
|