SecurityPkg\Tcg2Pei: FV measure performance enhancement

1. Leverage Pre-Hashed FV PPI to reduce duplicated hash
2. Only measure BFV at the beginning. Other FVs are measured in FVinfo callback with nested
   FV check. https://bugzilla.tianocore.org/show_bug.cgi?id=662

Cc: Long Qin <qin.long@intel.com>
Cc: Yao Jiewen <jiewen.yao@intel.com>
Cc: Sean Brogan <sean.brogan@microsoft.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Chao Zhang <chao.b.zhang@intel.com>
Reviewed-by: Long Qin <qin.long@intel.com>
Reviewed-by: Yao Jiewen <jiewen.yao@intel.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.inf b/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.inf
index 1b79ee4524..f7b85444d9 100644
--- a/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.inf
+++ b/SecurityPkg/Tcg/Tcg2Pei/Tcg2Pei.inf
@@ -9,6 +9,7 @@
 #  This module will initialize TPM device, measure reported FVs and BIOS version.

 #

 # Copyright (c) 2015 - 2017, Intel Corporation. All rights reserved.<BR>

+# Copyright (c) 2017, Microsoft 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

@@ -75,6 +76,7 @@
   gPeiTpmInitializedPpiGuid                                            ## SOMETIMES_PRODUCES

   gPeiTpmInitializationDonePpiGuid                                     ## PRODUCES

   gEfiEndOfPeiSignalPpiGuid                                            ## SOMETIMES_CONSUMES     ## NOTIFY

+  gEdkiiPeiFirmwareVolumeInfoPrehashedFvPpiGuid                        ## SOMETIMES_CONSUMES

 

 [Pcd]

   gEfiMdeModulePkgTokenSpaceGuid.PcdFirmwareVersionString              ## SOMETIMES_CONSUMES