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MdeModulePkg: Update PeiCore consumes PCD to get the init value in temp stack

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Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Liming Gao 2017-11-02 10:59:14 +08:00
parent eb3abca308
commit 9812707186
2 changed files with 2 additions and 6 deletions
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7
MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
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@ -15,11 +15,6 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include "PeiMain.h"
///
/// temporary memory is filled with this initial value during SEC phase
///
#define INIT_CAR_VALUE 0x5AA55AA5
/**
Discover all Peims and optional Apriori file in one FV. There is at most one
@ -680,7 +675,7 @@ PeiCheckAndSwitchStack (
for (StackPointer = (UINT32*)SecCoreData->StackBase;
(StackPointer < (UINT32*)((UINTN)SecCoreData->StackBase + SecCoreData->StackSize)) \
&& (*StackPointer == INIT_CAR_VALUE);
&& (*StackPointer == PcdGet32 (PcdInitValueInTempStack));
StackPointer ++);
DEBUG ((DEBUG_INFO, "Temp Stack : BaseAddress=0x%p Length=0x%X\n", SecCoreData->StackBase, (UINT32)SecCoreData->StackSize));

1
MdeModulePkg/Core/Pei/PeiMain.inf
View File

@ -116,6 +116,7 @@
gEfiMdeModulePkgTokenSpaceGuid.PcdLoadModuleAtFixAddressEnable ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdShadowPeimOnS3Boot ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdShadowPeimOnBoot ## CONSUMES
gEfiMdeModulePkgTokenSpaceGuid.PcdInitValueInTempStack ## CONSUMES
# [BootMode]
# S3_RESUME ## SOMETIMES_CONSUMES