Commit Graph

60 Commits

Author SHA1 Message Date
Eric Dong 7a1f792dcf Check the input file pointer before use it.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Guo, Dong <guo.dong@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15412 6f19259b-4bc3-4df7-8a09-765794883524
2014-03-28 05:51:51 +00:00
Dong Guo 8a8c6c962a Fix the return status when physical presence variable and MemoryOverwriteRequestControl variable are corrupt.
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@15329 6f19259b-4bc3-4df7-8a09-765794883524
2014-03-17 05:46:53 +00:00
Fu Siyuan 68fc0c7319 Update DEC file and DxeImageVerificationLib to note user that ALLOW_EXECUTE_ON_SECURITY_VIOLATION is no longer supported.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong, Guo <guo.dong@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14923 6f19259b-4bc3-4df7-8a09-765794883524
2013-12-02 07:52:35 +00:00
Dong Guo 5ec61d4152 Makes DxeDeferImageLoadLib not depend on
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ni, Ruiyu <ruiyu.ni@intel.com>
Reviewed-by: Ouyang, Qian <qian.ouyang@intel.com>



git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14905 6f19259b-4bc3-4df7-8a09-765794883524
2013-11-27 09:08:29 +00:00
jyao1 9318b08eb5 Add TPM1.2 SaveState API.
Signed off by: Yao, Jiewen <Jiewen.yao@intel.com>
Reviewed by: Dong Guo <Gui.dong@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14791 6f19259b-4bc3-4df7-8a09-765794883524
2013-10-21 05:56:07 +00:00
jyao1 22f89647b0 TrEEPhysicalPresenceLib|Include/Library/TrEEPhysicalPresenceLib.h
Correct LIBRARY_CLASS definition and declaration.

signed off by : jiewen, yao jiewen.yao@intel.com
reviewed by : liming, gao liming.gao@intel.com


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14754 6f19259b-4bc3-4df7-8a09-765794883524
2013-10-09 02:52:51 +00:00
gdong1 15d73df950 Add missing comments for function parameters.
git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14694 6f19259b-4bc3-4df7-8a09-765794883524
2013-09-23 02:00:24 +00:00
jyao1 c1d932429e Add TPM2 implementation.
signed off by: jiewen.yao@intel.com
reviewed by: guo.dong@intel.com

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14687 6f19259b-4bc3-4df7-8a09-765794883524
2013-09-18 05:31:18 +00:00
Dong Guo ed094569d6 Enhance TPM driver to protect TPM physical presence flags.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>
Reviewed-by: Ouyang, Qian <qian.ouyang@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14619 6f19259b-4bc3-4df7-8a09-765794883524
2013-09-03 07:39:26 +00:00
Fu Siyuan db44ea6c4e 1. Change default PCD in SecurityPkg to 4 (DENY_EXECUTE) in DEC file.
2. ASSERT if PCD value is set to 5 (QUERY_USER_ON_SECURITY_VIOLATION).
3. Update override PCD setting from 5 to 4 in platform DSC file.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ni Ruiyu <ruiyu.ni@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14607 6f19259b-4bc3-4df7-8a09-765794883524
2013-08-28 09:06:40 +00:00
Ruiyu Ni 863986b3c8 Update all the code to consume the ConvertDevicePathToText, ConvertDevicePathNodeToText, ConvertTextToDevicePath and ConvertTextToDeviceNode APIs in DevicePathLib.
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
Reviewed-by: Elvin Li <elvin.li@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
Reviewed-by: Jaben Carsey <jaben.carsey@intel.com>
Reviewed-by: Guo Dong <guo.dong@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14505 6f19259b-4bc3-4df7-8a09-765794883524
2013-07-26 03:14:08 +00:00
sfu5 0ba17ade47 Fix a bug that “SecureBoot” varaible will be updated to NV+AT attribute incorrectly.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ni Ruiyu <ruiyu.ni@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14375 6f19259b-4bc3-4df7-8a09-765794883524
2013-05-17 08:05:01 +00:00
gdong1 772b601158 Update code not to block application/driver load when event log is full.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14283 6f19259b-4bc3-4df7-8a09-765794883524
2013-04-18 01:47:34 +00:00
sfu5 7403ff5b9f Fix a bug that IsSignatureFoundInDatabase() incorrectly computes CertCount.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14165 6f19259b-4bc3-4df7-8a09-765794883524
2013-03-06 01:42:04 +00:00
sfu5 6de4c35f99 Update the DxeImageVerificationLib to support for Authenticode-signed UEFI images with multiple signatures.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14141 6f19259b-4bc3-4df7-8a09-765794883524
2013-02-21 05:00:21 +00:00
gdong1 03ecb5769b Fix TPM may be locked twice issue in normal boot.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@14079 6f19259b-4bc3-4df7-8a09-765794883524
2013-01-24 07:14:28 +00:00
sfu5 b3d4217001 Add a NULL string to the Image Execution Information Table if the Name is NULL in function AddImageExeInfo().
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13990 6f19259b-4bc3-4df7-8a09-765794883524
2012-12-12 03:03:07 +00:00
czhang46 f3ac87a7f5 Fix coding style issue
Signed-off-by : Chao Zhang <chao.b.zhang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13976 6f19259b-4bc3-4df7-8a09-765794883524
2012-11-28 08:49:21 +00:00
czhang46 a332cfd308 1.Measure ACPI table data comes from flash event type EV_POST_CODE ACPI DATA to PCR[0]
2.Re-measure ACPI table after fix up with event type EV_EFI_HANDOFF_TABLES to PCR[1]

Signed-off-by : Chao Zhang<chao.b.zhang@intel.com>
Reviewed-by   : Dong Guo<guo.dong@intel.com>
Reviewed-by   : Yao Jiewen<jiewen.yao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13964 6f19259b-4bc3-4df7-8a09-765794883524
2012-11-27 05:16:15 +00:00
czhang46 8c3883b68d Fix ECC issue
Signed-off-by : chao zhang<chao.b.zhang@intel.com>
Reviewed-by  :  fan  jeff <jeff.fan@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13926 6f19259b-4bc3-4df7-8a09-765794883524
2012-11-05 02:52:13 +00:00
czhang46 482114024e Add Physical Presence request UI detection logic. Refine UIConfirm ReadKey logic
Signed-off-by : chao zhang  <chao.b.zhang@intel.com>
Reviewed-by   : dong guo    <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13908 6f19259b-4bc3-4df7-8a09-765794883524
2012-11-01 04:46:26 +00:00
tye1 64470c17df Remove useless MD5 OID ASN.1 value from DxeImageVerificationLib.
Signed-off-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13854 6f19259b-4bc3-4df7-8a09-765794883524
2012-10-17 02:26:11 +00:00
czhang46 f941becdd8 Change TPM ACCESS_X.activeLocality test timeout to TIMEOUT_A
Signed-off-by : chao zhang<chao.b.zhang@intel.com>
Reviewed-by   : dong guo  <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13849 6f19259b-4bc3-4df7-8a09-765794883524
2012-10-16 02:58:08 +00:00
czhang46 0758c830f7 Rename Trusted Hob to Measured FV hob and add Guided Hob layout structure
Signed-off-by : Chao Zhang<chao.b.zhang@intel.com>
Reviewed-by   : Dong Guo  <guo.dong@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13762 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-28 00:57:02 +00:00
czhang46 89799ec954 Fix coding style issue
Signed-off-by : Chao Zhang<chao.b.zhang@intel.com>
Reviewed-by   : Guo Dong<guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13730 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-13 11:28:27 +00:00
czhang46 d0043e49ff Add ImageAuthenticationStatusLib to SAP to check Authentication Status returned from
Section Extraction Protocol

Signed-off-by: Chao Zhang<chao.b.zhang@intel.com>
Reviewed-by  : Gao Liming<liming.gao@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13729 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-13 08:34:32 +00:00
czhang46 6dbdb1914d Fix compile error
Signed-off-by : Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by   : Eric Dong  <Eric.Dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13717 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-12 01:23:04 +00:00
czhang46 2aadc9205b Enable TPM measurement lib to measure all PE image from a FV unmeasured by TcgPei
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by  : Dong, Guo  <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13714 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-11 02:26:50 +00:00
sfu5 84bce75b08 Check the value of Hdr.dwLength for signed EFI image before image validation.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13701 6f19259b-4bc3-4df7-8a09-765794883524
2012-09-06 02:15:59 +00:00
lgao4 4dbb98ab16 Add check for DevicePathNode.
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13690 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-29 05:10:30 +00:00
sfu5 f6f9031f8e Update the DxeImageVerificationLib to handle the signed image which CertType is set to EFI_CERT_TYPE_PKCS7_GUID.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13672 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-23 07:55:35 +00:00
lgao4 5db28a6753 Add PI1.2.1 SAP2 support and UEFI231B mantis 896
1. Update three Security Handlers to depend on new SecurityManagementLib APIs to register Security service for SAP2

Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Guo Dong <dong.guo@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13661 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-22 02:33:00 +00:00
sfu5 50fe73a1aa 1. Remove the code path which use X509 cert in KEK to validate PKCS7 signed image.
2. Remove the code path to validate UEFI image signed by RSA2048 key.
3. Disable the ALLOW_EXECUTE/DEFER_EXECUTE/QUERY_USER policy PCD.

Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Ye Ting  <ting.ye@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13636 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-15 01:39:43 +00:00
gdong1 477be7c4cb Fix physical presence request failure for PHYSICAL_PRESENCE_SET_NO_PPI_PROVISION_TRUE, PHYSICAL_PRESENCE_SET_NO_PPI_CLEAR_TRUE and PHYSICAL_PRESENCE_SET_NO_PPI_MAINTENANCE_TRUE.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13590 6f19259b-4bc3-4df7-8a09-765794883524
2012-08-03 03:27:02 +00:00
sfu5 3277a4e5ed Fix a bug in DxeImageVerificationLib which will pass incorrect trust cert size to AuthenticodeVerify() function.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13526 6f19259b-4bc3-4df7-8a09-765794883524
2012-07-12 01:13:37 +00:00
sfu5 8f8ca22e59 1. Reset system when user changes secure boot state in secure boot configuration form.
2. Update the method to detect secure boot state in DxeImageVerificationLib and secure boot configuration driver.

Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13505 6f19259b-4bc3-4df7-8a09-765794883524
2012-07-05 08:08:12 +00:00
jyao1 dc204d5a0f Add comment for modules which have external input.
signed-off-by: jiewen.yao@intel.com
reviewed-by: guo.dong@intel.com
reviewed-by: ting.ye@intel.com
reviewed-by: liming.gao@intel.com
reviewed-by: elvin.li@intel.com



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13446 6f19259b-4bc3-4df7-8a09-765794883524
2012-06-12 08:28:43 +00:00
sfu5 de2447dd4c Fix compatibility issue when using IPF image with PE32 magic value in the OptionalHeader.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13433 6f19259b-4bc3-4df7-8a09-765794883524
2012-06-08 02:09:48 +00:00
gdong1 2ea3b92055 Enhance GPT measurement to be able to handle different partition entry size.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13422 6f19259b-4bc3-4df7-8a09-765794883524
2012-06-01 08:06:37 +00:00
gdong1 1f728ac751 Fix TCG PPI request EnableActivateClear failure.
Signed-off-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Ouyang Qian <qian.ouyang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13421 6f19259b-4bc3-4df7-8a09-765794883524
2012-06-01 07:58:58 +00:00
ydong10 f01b91ae42 Fixed build failed.
Signed-off-by: Eric Dong <eric.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13406 6f19259b-4bc3-4df7-8a09-765794883524
2012-05-31 08:35:48 +00:00
ydong10 bf4a3dbd47 Add new interface GetVariable2 and GetEfiGlobalVariable2 to return more info. Also replace old interface with new one.
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13375 6f19259b-4bc3-4df7-8a09-765794883524
2012-05-30 07:36:00 +00:00
sfu5 4ef15e6e33 Fix a bug in DxeImageVerificationLib to use the correct certificate length when verifying a signed EFI image.
Signed-off-by: Fu Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13364 6f19259b-4bc3-4df7-8a09-765794883524
2012-05-28 04:51:53 +00:00
gdong1 568e7b2777 Fix always reboot issue for an invalid physical presence operation request.
Signed-off by: Dong Guo <guo.dong@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Ouyang, Qian <qian.ouyang@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13297 6f19259b-4bc3-4df7-8a09-765794883524
2012-05-09 08:24:29 +00:00
tye1 badd40f9d4 Removes redundant code and adds data size check for certificate data in DxeImageVerificationLib.
Signed-off by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Dong Eric <yong.dong@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13291 6f19259b-4bc3-4df7-8a09-765794883524
2012-05-08 02:53:49 +00:00
tye1 551d808116 Enhances PE image hash algorithm in DxeImageVerificationLib and DxeTpmMeasureBootLib.
Signed-off-by: Ye Ting<ting.ye@intel.com>
Reviewed by: Dong, Eric <yong.dong@intel.com>
Reviewed by: Dong, Guo <guo.dong@intel.com>



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13228 6f19259b-4bc3-4df7-8a09-765794883524
2012-04-28 07:48:15 +00:00
ydong10 e0192326ae Patch include:
1.Change function name to avoid name conflict.
2.Refine check for Pe Image.

Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13220 6f19259b-4bc3-4df7-8a09-765794883524
2012-04-26 01:50:34 +00:00
ydong10 28186d4566 Validate some fields in PE image to make sure not access violation for later code.
Signed-off-by: Eric Dong <eric.dong@intel.com>
Reviewed-by: Liming Gao <liming.gao@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13211 6f19259b-4bc3-4df7-8a09-765794883524
2012-04-24 03:00:32 +00:00
sfu5 a7450323c2 Update comments for NULL PlatformSecureLib instance.
Signed-off-by: Fu, Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong, Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13202 6f19259b-4bc3-4df7-8a09-765794883524
2012-04-18 02:02:38 +00:00
sfu5 3c48e853eb Update the default return value of UserPhysicalPresent to TRUE.
Signed-off-by: Fu, Siyuan <siyuan.fu@intel.com>
Reviewed-by: Dong, Guo <guo.dong@intel.com>

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13191 6f19259b-4bc3-4df7-8a09-765794883524
2012-04-12 07:19:46 +00:00