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IntelFsp2Pkg BaseFspPlatformLib: Remove Boot Loader tempram Migration 

In FSP2.0, Boot loader should migrate its temp ram before
calling the tempramexit API to tear down the tempram. so, we don't need the
function to migrate the BL TempRam in the IntelFsp2Pkg.

Cc: Giri P Mudusuru <giri.p.mudusuru@intel.com>
Cc: Jiewen Yao <jiewen.yao@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Satya Yarlagadda <satya.p.yarlagadda@intel.com>
Reviewed-by: Giri P Mudusuru <giri.p.mudusuru@intel.com>
Reviewed-by: Jiewen Yao <jiewen.yao@intel.com>
This commit is contained in:
Satya Yarlagadda 2016-07-13 21:02:46 +08:00 committed by Liming Gao
parent e7a5a238c3
commit 35126af96c
2 changed files with 0 additions and 76 deletions
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9
IntelFsp2Pkg/Include/Library/FspPlatformLib.h
View File

@ -38,15 +38,6 @@ FspGetSystemMemorySize (
IN OUT UINT64 *HighMemoryLength
);
/**
Migrate BootLoader data before destroying CAR.
**/
VOID
EFIAPI
FspMigrateTemporaryMemory (
VOID
);
/**
Set a new stack frame for the continuation function.

67
IntelFsp2Pkg/Library/BaseFspPlatformLib/FspPlatformMemory.c
View File

@ -120,70 +120,3 @@ FspGetSystemMemorySize (
Hob.Raw = GET_NEXT_HOB (Hob);
}
}
/**
Migrate BootLoader data before destroying CAR.
**/
VOID
EFIAPI
FspMigrateTemporaryMemory (
VOID
)
{
UINT32 BootLoaderTempRamStart;
UINT32 BootLoaderTempRamEnd;
UINT32 BootLoaderTempRamSize;
UINT32 OffsetGap;
UINT32 FspParamPtr;
VOID *BootLoaderTempRamHob;
UINT32 MemoryInitUpdPtr;
VOID *PlatformDataPtr;
//
// Get the temporary memory range used by the BootLoader
//
BootLoaderTempRamStart = GetFspCarBase ();
BootLoaderTempRamSize = GetFspCarSize () - PcdGet32(PcdFspTemporaryRamSize);
BootLoaderTempRamEnd = BootLoaderTempRamStart + BootLoaderTempRamSize;
//
// Build a Boot Loader Temporary Memory GUID HOB
//
BootLoaderTempRamHob = (VOID *)AllocatePages (EFI_SIZE_TO_PAGES (BootLoaderTempRamSize));
ASSERT(BootLoaderTempRamHob != NULL);
DEBUG ((DEBUG_INFO, "FSP_BOOT_LOADER_TEMPORARY_MEMORY_HOB\n"));
DEBUG ((DEBUG_INFO, "FspBootLoaderTemporaryMemory Base : %x\n", BootLoaderTempRamStart));
DEBUG ((DEBUG_INFO, "FspBootLoaderTemporaryMemory Size : %x\n", BootLoaderTempRamSize));
CopyMem (BootLoaderTempRamHob, (VOID *)BootLoaderTempRamStart, BootLoaderTempRamSize);
OffsetGap = (UINT32)BootLoaderTempRamHob - BootLoaderTempRamStart;
//
// Fix the FspMemoryinit Parameter Pointers to the new location.
//
FspParamPtr = GetFspApiParameter ();
if ((VOID *)FspParamPtr != NULL && FspParamPtr >= BootLoaderTempRamStart &&
FspParamPtr < BootLoaderTempRamEnd) {
SetFspApiParameter (FspParamPtr + OffsetGap);
}
//
// Update UPD pointer in FSP Global Data
//
MemoryInitUpdPtr = (UINT32)((UINT32 *)GetFspMemoryInitUpdDataPointer ());
if (MemoryInitUpdPtr >= BootLoaderTempRamStart && MemoryInitUpdPtr < BootLoaderTempRamEnd) {
SetFspMemoryInitUpdDataPointer ((VOID *)(MemoryInitUpdPtr + OffsetGap));
}
//
// Update Platform data pointer in FSP Global Data
//
PlatformDataPtr = GetFspPlatformDataPointer ();
if (((UINT32)PlatformDataPtr >= BootLoaderTempRamStart) &&
((UINT32)PlatformDataPtr < BootLoaderTempRamEnd)) {
SetFspPlatformDataPointer ((UINT8 *)PlatformDataPtr + OffsetGap);
}
}