Add dual FSP binaries support.
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
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@@ -27,7 +27,7 @@
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// API Parameter +0x34
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// API return address +0x30
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//
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// push offset exit +0x2C
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// push FspInfoHeader +0x2C
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// pushfd +0x28
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// cli
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// pushad +0x24
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@@ -47,7 +47,7 @@ typedef struct {
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UINT32 Ecx;
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UINT32 Eax;
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UINT16 Flags[2];
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UINT32 ExitOff;
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UINT32 FspInfoHeader;
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UINT32 ApiRet;
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UINT32 ApiParam;
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} CONTEXT_STACK;
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@@ -331,6 +331,23 @@ GetFspInfoHeader (
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return GetFspGlobalDataPointer()->FspInfoHeader;
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}
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/**
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This function gets the FSP info header pointer using the API stack context.
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@retval FspInfoHeader FSP info header pointer using the API stack context
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**/
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FSP_INFO_HEADER *
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EFIAPI
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GetFspInfoHeaderFromApiContext (
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VOID
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)
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{
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FSP_GLOBAL_DATA *FspData;
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FspData = GetFspGlobalDataPointer ();
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return (FSP_INFO_HEADER *)(*(UINT32 *)(UINTN)(FspData->CoreStack + CONTEXT_STACK_OFFSET(FspInfoHeader)));
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}
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/**
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This function gets the VPD data pointer.
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