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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.

Also update FSP specification version to v1.1.

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@17248 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Ma, Maurice
2015-04-29 03:10:24 +00:00
committed by jyao1
parent 2bf87d82e9
commit 3b17b24587
12 changed files with 115 additions and 31 deletions
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21
IntelFspPkg/Library/BaseFspCommonLib/FspCommonLib.c
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@@ -27,7 +27,7 @@
// API Parameter +0x34
// API return address +0x30
//
// push offset exit +0x2C
// push FspInfoHeader +0x2C
// pushfd +0x28
// cli
// pushad +0x24
@@ -47,7 +47,7 @@ typedef struct {
UINT32 Ecx;
UINT32 Eax;
UINT16 Flags[2];
UINT32 ExitOff;
UINT32 FspInfoHeader;
UINT32 ApiRet;
UINT32 ApiParam;
} CONTEXT_STACK;
@@ -331,6 +331,23 @@ GetFspInfoHeader (
return GetFspGlobalDataPointer()->FspInfoHeader;
}
/**
This function gets the FSP info header pointer using the API stack context.
@retval FspInfoHeader FSP info header pointer using the API stack context
**/
FSP_INFO_HEADER *
EFIAPI
GetFspInfoHeaderFromApiContext (
VOID
)
{
FSP_GLOBAL_DATA *FspData;
FspData = GetFspGlobalDataPointer ();
return (FSP_INFO_HEADER *)(*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(FspInfoHeader)));
}
/**
This function gets the VPD data pointer.