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Add dual FSP binaries support.

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There are two FSP images at different locations in a flash (one factory version is read only and other in updatable version)
TempRamInit, FspMemoryInit and TempRamExit are executed from factory version and FspSiliconInit/NotifyPhase will be executed from updatable version.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: "Ma, Maurice" <maurice.ma@intel.com>
Reviewed-by: "Yao, Jiewen" <Jiewen.Yao@intel.com>


git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@17249 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Ma, Maurice
2015-04-29 03:50:20 +00:00
committed by jyao1
parent 3b17b24587
commit 5c7c41f81d
5 changed files with 26 additions and 4 deletions
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6
IntelFspWrapperPkg/FspNotifyDxe/FspNotifyDxe.c
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@@ -120,7 +120,11 @@ FspDxeEntryPoint (
VOID *Registration;
EFI_EVENT ProtocolNotifyEvent;
mFspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
if (PcdGet32 (PcdFlashFvSecondFspBase) == 0) {
mFspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvFspBase));
} else {
mFspHeader = FspFindFspHeader (PcdGet32 (PcdFlashFvSecondFspBase));
}
DEBUG ((DEBUG_INFO, "FspHeader - 0x%x\n", mFspHeader));
if (mFspHeader == NULL) {
return EFI_DEVICE_ERROR;