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Add support for PI1.2.1 TempRam Done PPI.

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Signed-off-by: Liming Gao <liming.gao@intel.com>
Reviewed-by: Jeff Fan <jeff.fan@intel.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14847 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
Liming Gao
2013-11-15 02:05:11 +00:00
committed by lgao4
parent fcfd5fb01b
commit 0f9ebb3216
5 changed files with 303 additions and 146 deletions
Download Patch File Download Diff File Expand all files Collapse all files

186
MdeModulePkg/Core/Pei/Dispatcher/Dispatcher.c
View File

@ -606,6 +606,29 @@ PeiLoadFixAddressHook(
PrivateData->PhysicalMemoryBegin = TopLoadingAddress - TotalReservedMemorySize; PrivateData->PhysicalMemoryBegin = TopLoadingAddress - TotalReservedMemorySize;
PrivateData->FreePhysicalMemoryTop = PrivateData->PhysicalMemoryBegin + PeiMemorySize; PrivateData->FreePhysicalMemoryTop = PrivateData->PhysicalMemoryBegin + PeiMemorySize;
} }
/**
This routine is invoked in switch stack as PeiCore Entry.
@param SecCoreData Points to a data structure containing information about the PEI core's operating
environment, such as the size and location of temporary RAM, the stack location and
the BFV location.
@param Private Pointer to old core data that is used to initialize the
core's data areas.
**/
VOID
EFIAPI
PeiCoreEntry (
IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,
IN PEI_CORE_INSTANCE *Private
)
{
//
// Entry PEI Phase 2
//
PeiCore (SecCoreData, NULL, Private);
}
/** /**
Conduct PEIM dispatch. Conduct PEIM dispatch.
@ -637,17 +660,28 @@ PeiDispatcher (
PEIM_FILE_HANDLE_EXTENDED_DATA ExtendedData; PEIM_FILE_HANDLE_EXTENDED_DATA ExtendedData;
EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI *TemporaryRamSupportPpi; EFI_PEI_TEMPORARY_RAM_SUPPORT_PPI *TemporaryRamSupportPpi;
UINT64 NewStackSize; UINT64 NewStackSize;
EFI_PHYSICAL_ADDRESS BaseOfNewHeap;
EFI_PHYSICAL_ADDRESS TopOfNewStack; EFI_PHYSICAL_ADDRESS TopOfNewStack;
EFI_PHYSICAL_ADDRESS TopOfOldStack; EFI_PHYSICAL_ADDRESS TopOfOldStack;
EFI_PHYSICAL_ADDRESS TemporaryRamBase; EFI_PHYSICAL_ADDRESS TemporaryRamBase;
UINTN TemporaryRamSize; UINTN TemporaryRamSize;
EFI_PHYSICAL_ADDRESS TemporaryStackSize; UINTN TemporaryStackSize;
VOID *TemporaryStackBase;
UINTN PeiTemporaryRamSize;
VOID *PeiTemporaryRamBase;
UINTN StackOffset; UINTN StackOffset;
BOOLEAN StackOffsetPositive; BOOLEAN StackOffsetPositive;
EFI_PHYSICAL_ADDRESS HoleMemBase;
UINTN HoleMemSize;
EFI_FV_FILE_INFO FvFileInfo; EFI_FV_FILE_INFO FvFileInfo;
PEI_CORE_FV_HANDLE *CoreFvHandle; PEI_CORE_FV_HANDLE *CoreFvHandle;
VOID *LoadFixPeiCodeBegin; VOID *LoadFixPeiCodeBegin;
EFI_PHYSICAL_ADDRESS TempBase1;
UINTN TempSize1;
EFI_PHYSICAL_ADDRESS TempBase2;
UINTN TempSize2;
UINTN Index;
PeiServices = (CONST EFI_PEI_SERVICES **) &Private->Ps; PeiServices = (CONST EFI_PEI_SERVICES **) &Private->Ps;
PeimEntryPoint = NULL; PeimEntryPoint = NULL;
PeimFileHandle = NULL; PeimFileHandle = NULL;
@ -881,13 +915,6 @@ PeiDispatcher (
// //
TopOfOldStack = (UINTN)SecCoreData->StackBase + SecCoreData->StackSize; TopOfOldStack = (UINTN)SecCoreData->StackBase + SecCoreData->StackSize;
TopOfNewStack = Private->PhysicalMemoryBegin + NewStackSize; TopOfNewStack = Private->PhysicalMemoryBegin + NewStackSize;
if (TopOfNewStack >= (UINTN)SecCoreData->PeiTemporaryRamBase) {
Private->HeapOffsetPositive = TRUE;
Private->HeapOffset = (UINTN)(TopOfNewStack - (UINTN)SecCoreData->PeiTemporaryRamBase);
} else {
Private->HeapOffsetPositive = FALSE;
Private->HeapOffset = (UINTN)((UINTN)SecCoreData->PeiTemporaryRamBase - TopOfNewStack);
}
if (TopOfNewStack >= TopOfOldStack) { if (TopOfNewStack >= TopOfOldStack) {
StackOffsetPositive = TRUE; StackOffsetPositive = TRUE;
StackOffset = (UINTN)(TopOfNewStack - TopOfOldStack); StackOffset = (UINTN)(TopOfNewStack - TopOfOldStack);
@ -909,21 +936,13 @@ PeiDispatcher (
// //
// Cache information from SecCoreData into locals before SecCoreData is converted to a permanent memory address // Cache information from SecCoreData into locals before SecCoreData is converted to a permanent memory address
// //
TemporaryRamBase = (EFI_PHYSICAL_ADDRESS)(UINTN)SecCoreData->TemporaryRamBase; TemporaryRamBase = (EFI_PHYSICAL_ADDRESS)(UINTN)SecCoreData->TemporaryRamBase;
TemporaryRamSize = SecCoreData->TemporaryRamSize; TemporaryRamSize = SecCoreData->TemporaryRamSize;
TemporaryStackSize = SecCoreData->StackSize; TemporaryStackSize = SecCoreData->StackSize;
TemporaryStackBase = SecCoreData->StackBase;
// PeiTemporaryRamSize = SecCoreData->PeiTemporaryRamSize;
// Caculate new HandOffTable and PrivateData address in permanent memory's stack PeiTemporaryRamBase = SecCoreData->PeiTemporaryRamBase;
//
if (StackOffsetPositive) {
SecCoreData = (CONST EFI_SEC_PEI_HAND_OFF *)((UINTN)(VOID *)SecCoreData + StackOffset);
Private = (PEI_CORE_INSTANCE *)((UINTN)(VOID *)Private + StackOffset);
} else {
SecCoreData = (CONST EFI_SEC_PEI_HAND_OFF *)((UINTN)(VOID *)SecCoreData - StackOffset);
Private = (PEI_CORE_INSTANCE *)((UINTN)(VOID *)Private - StackOffset);
}
// //
// TemporaryRamSupportPpi is produced by platform's SEC // TemporaryRamSupportPpi is produced by platform's SEC
// //
@ -934,6 +953,29 @@ PeiDispatcher (
(VOID**)&TemporaryRamSupportPpi (VOID**)&TemporaryRamSupportPpi
); );
if (!EFI_ERROR (Status)) { if (!EFI_ERROR (Status)) {
//
// Heap Offset
//
BaseOfNewHeap = TopOfNewStack;
if (BaseOfNewHeap >= (UINTN)SecCoreData->PeiTemporaryRamBase) {
Private->HeapOffsetPositive = TRUE;
Private->HeapOffset = (UINTN)(BaseOfNewHeap - (UINTN)SecCoreData->PeiTemporaryRamBase);
} else {
Private->HeapOffsetPositive = FALSE;
Private->HeapOffset = (UINTN)((UINTN)SecCoreData->PeiTemporaryRamBase - BaseOfNewHeap);
}
//
// Caculate new HandOffTable and PrivateData address in permanent memory's stack
//
if (StackOffsetPositive) {
SecCoreData = (CONST EFI_SEC_PEI_HAND_OFF *)((UINTN)(VOID *)SecCoreData + StackOffset);
Private = (PEI_CORE_INSTANCE *)((UINTN)(VOID *)Private + StackOffset);
} else {
SecCoreData = (CONST EFI_SEC_PEI_HAND_OFF *)((UINTN)(VOID *)SecCoreData - StackOffset);
Private = (PEI_CORE_INSTANCE *)((UINTN)(VOID *)Private - StackOffset);
}
// //
// Temporary Ram Support PPI is provided by platform, it will copy // Temporary Ram Support PPI is provided by platform, it will copy
// temporary memory to permenent memory and do stack switching. // temporary memory to permenent memory and do stack switching.
@ -947,18 +989,98 @@ PeiDispatcher (
TemporaryRamSize TemporaryRamSize
); );
//
// Entry PEI Phase 2
//
PeiCore (SecCoreData, NULL, Private);
} else { } else {
// //
// In IA32/x64/Itanium architecture, we need platform provide // Heap Offset
// TEMPORARY_RAM_MIGRATION_PPI.
// //
ASSERT (FALSE); BaseOfNewHeap = TopOfNewStack;
} HoleMemBase = TopOfNewStack;
HoleMemSize = TemporaryRamSize - PeiTemporaryRamSize - TemporaryStackSize;
if (HoleMemSize != 0) {
BaseOfNewHeap = BaseOfNewHeap + HoleMemSize;
}
if (BaseOfNewHeap >= (UINTN)SecCoreData->PeiTemporaryRamBase) {
Private->HeapOffsetPositive = TRUE;
Private->HeapOffset = (UINTN)(BaseOfNewHeap - (UINTN)SecCoreData->PeiTemporaryRamBase);
} else {
Private->HeapOffsetPositive = FALSE;
Private->HeapOffset = (UINTN)((UINTN)SecCoreData->PeiTemporaryRamBase - BaseOfNewHeap);
}
// //
// Entry PEI Phase 2 // Migrate Heap
// //
PeiCore (SecCoreData, NULL, Private); CopyMem ((UINT8 *) (UINTN) BaseOfNewHeap, (UINT8 *) PeiTemporaryRamBase, PeiTemporaryRamSize);
//
// Migrate Stack
//
CopyMem ((UINT8 *) (UINTN) (TopOfNewStack - TemporaryStackSize), TemporaryStackBase, TemporaryStackSize);
//
// Copy Hole Range Data
// Convert PPI from Hole.
//
if (HoleMemSize != 0) {
//
// Prepare Hole
//
if (PeiTemporaryRamBase < TemporaryStackBase) {
TempBase1 = (EFI_PHYSICAL_ADDRESS) (UINTN) PeiTemporaryRamBase;
TempSize1 = PeiTemporaryRamSize;
TempBase2 = (EFI_PHYSICAL_ADDRESS) (UINTN) TemporaryStackBase;
TempSize2 = TemporaryStackSize;
} else {
TempBase1 = (EFI_PHYSICAL_ADDRESS) (UINTN) TemporaryStackBase;
TempSize1 = TemporaryStackSize;
TempBase2 =(EFI_PHYSICAL_ADDRESS) (UINTN) PeiTemporaryRamBase;
TempSize2 = PeiTemporaryRamSize;
}
if (TemporaryRamBase < TempBase1) {
Private->HoleData[0].Base = TemporaryRamBase;
Private->HoleData[0].Size = (UINTN) (TempBase1 - TemporaryRamBase);
}
if (TempBase1 + TempSize1 < TempBase2) {
Private->HoleData[1].Base = TempBase1 + TempSize1;
Private->HoleData[1].Size = (UINTN) (TempBase2 - TempBase1 - TempSize1);
}
if (TempBase2 + TempSize2 < TemporaryRamBase + TemporaryRamSize) {
Private->HoleData[2].Base = TempBase2 + TempSize2;
Private->HoleData[2].Size = (UINTN) (TemporaryRamBase + TemporaryRamSize - TempBase2 - TempSize2);
}
//
// Copy Hole Range data.
//
for (Index = 0; Index < HOLE_MAX_NUMBER; Index ++) {
if (Private->HoleData[Index].Size > 0) {
if (HoleMemBase > Private->HoleData[Index].Base) {
Private->HoleData[Index].OffsetPositive = TRUE;
Private->HoleData[Index].Offset = (UINTN) (HoleMemBase - Private->HoleData[Index].Base);
} else {
Private->HoleData[Index].OffsetPositive = FALSE;
Private->HoleData[Index].Offset = (UINTN) (Private->HoleData[Index].Base - HoleMemBase);
}
CopyMem ((VOID *) (UINTN) HoleMemBase, (VOID *) (UINTN) Private->HoleData[Index].Base, Private->HoleData[Index].Size);
HoleMemBase = HoleMemBase + Private->HoleData[Index].Size;
}
}
}
//
// Switch new stack
//
SwitchStack (
(SWITCH_STACK_ENTRY_POINT)(UINTN)PeiCoreEntry,
(VOID *) SecCoreData,
(VOID *) Private,
(VOID *) (UINTN) TopOfNewStack
);
}
// //
// Code should not come here // Code should not come here

14
MdeModulePkg/Core/Pei/PeiMain.h
View File

@ -28,6 +28,7 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
#include <Ppi/LoadFile.h> #include <Ppi/LoadFile.h>
#include <Ppi/Security2.h> #include <Ppi/Security2.h>
#include <Ppi/TemporaryRamSupport.h> #include <Ppi/TemporaryRamSupport.h>
#include <Ppi/TemporaryRamDone.h>
#include <Library/DebugLib.h> #include <Library/DebugLib.h>
#include <Library/PeiCoreEntryPoint.h> #include <Library/PeiCoreEntryPoint.h>
#include <Library/BaseLib.h> #include <Library/BaseLib.h>
@ -132,6 +133,14 @@ typedef struct {
UINTN SectionIndex; UINTN SectionIndex;
} CACHE_SECTION_DATA; } CACHE_SECTION_DATA;
#define HOLE_MAX_NUMBER 0x3
typedef struct {
EFI_PHYSICAL_ADDRESS Base;
UINTN Size;
UINTN Offset;
BOOLEAN OffsetPositive;
} HOLE_MEMORY_DATA;
/// ///
/// Forward declaration for PEI_CORE_INSTANCE /// Forward declaration for PEI_CORE_INSTANCE
/// ///
@ -225,6 +234,11 @@ struct _PEI_CORE_INSTANCE {
// This field points to the shadowed image read function // This field points to the shadowed image read function
// //
PE_COFF_LOADER_READ_FILE ShadowedImageRead; PE_COFF_LOADER_READ_FILE ShadowedImageRead;
//
// Temp Memory Range is not covered by PeiTempMem and Stack.
// Those Memory Range will be migrated into phisical memory.
//
HOLE_MEMORY_DATA HoleData[HOLE_MAX_NUMBER];
}; };
/// ///

3
MdeModulePkg/Core/Pei/PeiMain.inf
View File

@ -84,7 +84,8 @@
gEfiPeiFirmwareVolumeInfo2PpiGuid ## NOTIFY ## SOMETIMES_PRODUCES (Produce FvInfo2Ppi if the encapsulated FvImage is found) gEfiPeiFirmwareVolumeInfo2PpiGuid ## NOTIFY ## SOMETIMES_PRODUCES (Produce FvInfo2Ppi if the encapsulated FvImage is found)
gEfiPeiLoadFilePpiGuid ## PRODUCES ## SOMETIMES_CONSUMES (The default load PeImage logic will be used when this PPI doesn't exist) gEfiPeiLoadFilePpiGuid ## PRODUCES ## SOMETIMES_CONSUMES (The default load PeImage logic will be used when this PPI doesn't exist)
gEfiPeiSecurity2PpiGuid ## NOTIFY gEfiPeiSecurity2PpiGuid ## NOTIFY
gEfiTemporaryRamSupportPpiGuid ## CONSUMES gEfiTemporaryRamSupportPpiGuid ## SOMETIMES_CONSUMES
gEfiTemporaryRamDonePpiGuid ## SOMETIMES_CONSUMES
[FixedPcd] [FixedPcd]
gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxFvSupported ## CONSUMES gEfiMdeModulePkgTokenSpaceGuid.PcdPeiCoreMaxFvSupported ## CONSUMES

34
MdeModulePkg/Core/Pei/PeiMain/PeiMain.c
View File

@ -120,7 +120,7 @@ ShadowPeiCore (
from SEC to PEI. After switching stack in the PEI core, it will restart from SEC to PEI. After switching stack in the PEI core, it will restart
with the old core data. with the old core data.
@param SecCoreData Points to a data structure containing information about the PEI core's operating @param SecCoreDataPtr Points to a data structure containing information about the PEI core's operating
environment, such as the size and location of temporary RAM, the stack location and environment, such as the size and location of temporary RAM, the stack location and
the BFV location. the BFV location.
@param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core. @param PpiList Points to a list of one or more PPI descriptors to be installed initially by the PEI core.
@ -137,23 +137,27 @@ ShadowPeiCore (
VOID VOID
EFIAPI EFIAPI
PeiCore ( PeiCore (
IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData, IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreDataPtr,
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList, IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList,
IN VOID *Data IN VOID *Data
) )
{ {
PEI_CORE_INSTANCE PrivateData; PEI_CORE_INSTANCE PrivateData;
EFI_SEC_PEI_HAND_OFF *SecCoreData;
EFI_SEC_PEI_HAND_OFF NewSecCoreData;
EFI_STATUS Status; EFI_STATUS Status;
PEI_CORE_TEMP_POINTERS TempPtr; PEI_CORE_TEMP_POINTERS TempPtr;
PEI_CORE_INSTANCE *OldCoreData; PEI_CORE_INSTANCE *OldCoreData;
EFI_PEI_CPU_IO_PPI *CpuIo; EFI_PEI_CPU_IO_PPI *CpuIo;
EFI_PEI_PCI_CFG2_PPI *PciCfg; EFI_PEI_PCI_CFG2_PPI *PciCfg;
EFI_HOB_HANDOFF_INFO_TABLE *HandoffInformationTable; EFI_HOB_HANDOFF_INFO_TABLE *HandoffInformationTable;
EFI_PEI_TEMPORARY_RAM_DONE_PPI *TemporaryRamDonePpi;
// //
// Retrieve context passed into PEI Core // Retrieve context passed into PEI Core
// //
OldCoreData = (PEI_CORE_INSTANCE *)Data; OldCoreData = (PEI_CORE_INSTANCE *) Data;
SecCoreData = (EFI_SEC_PEI_HAND_OFF *) SecCoreDataPtr;
// //
// Perform PEI Core phase specific actions. // Perform PEI Core phase specific actions.
@ -250,9 +254,11 @@ PeiCore (
// //
// Memory is available to the PEI Core and the PEI Core has been shadowed to memory. // Memory is available to the PEI Core and the PEI Core has been shadowed to memory.
// //
CopyMem (&NewSecCoreData, SecCoreDataPtr, sizeof (NewSecCoreData));
SecCoreData = &NewSecCoreData;
CopyMem (&PrivateData, OldCoreData, sizeof (PrivateData)); CopyMem (&PrivateData, OldCoreData, sizeof (PrivateData));
CpuIo = (VOID*)PrivateData.ServiceTableShadow.CpuIo; CpuIo = (VOID*)PrivateData.ServiceTableShadow.CpuIo;
PciCfg = (VOID*)PrivateData.ServiceTableShadow.PciCfg; PciCfg = (VOID*)PrivateData.ServiceTableShadow.PciCfg;
@ -328,6 +334,22 @@ PeiCore (
ASSERT_EFI_ERROR (Status); ASSERT_EFI_ERROR (Status);
} }
} else { } else {
//
// Try to locate Temporary RAM Done Ppi.
//
Status = PeiServicesLocatePpi (
&gEfiTemporaryRamDonePpiGuid,
0,
NULL,
(VOID**)&TemporaryRamDonePpi
);
if (!EFI_ERROR (Status)) {
//
// Disable the use of Temporary RAM after the transition from Temporary RAM to Permanent RAM is complete.
//
TemporaryRamDonePpi->TemporaryRamDone ();
}
// //
// Alert any listeners that there is permanent memory available // Alert any listeners that there is permanent memory available
// //

212
MdeModulePkg/Core/Pei/Ppi/Ppi.c
View File

@ -1,7 +1,7 @@
/** @file /** @file
EFI PEI Core PPI services EFI PEI Core PPI services
Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR> Copyright (c) 2006 - 2013, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at which accompanies this distribution. The full text of the license may be found at
@ -38,7 +38,72 @@ InitializePpiServices (
/** /**
Migrate the Hob list from the temporary memory stack to PEI installed memory. Migrate Single PPI Pointer from the temporary memory to PEI installed memory.
@param PpiPointer Pointer to Ppi
@param TempBottom Base of old temporary memory
@param TempTop Top of old temporary memory
@param Offset Offset of new memory to old temporary memory.
@param OffsetPositive Positive flag of Offset value.
**/
VOID
ConverSinglePpiPointer (
IN PEI_PPI_LIST_POINTERS *PpiPointer,
IN UINTN TempBottom,
IN UINTN TempTop,
IN UINTN Offset,
IN BOOLEAN OffsetPositive
)
{
if (((UINTN)PpiPointer->Raw < TempTop) &&
((UINTN)PpiPointer->Raw >= TempBottom)) {
//
// Convert the pointer to the PPI descriptor from the old TempRam
// to the relocated physical memory.
//
if (OffsetPositive) {
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw + Offset);
} else {
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw - Offset);
}
//
// Only when the PEIM descriptor is in the old TempRam should it be necessary
// to try to convert the pointers in the PEIM descriptor
//
if (((UINTN)PpiPointer->Ppi->Guid < TempTop) &&
((UINTN)PpiPointer->Ppi->Guid >= TempBottom)) {
//
// Convert the pointer to the GUID in the PPI or NOTIFY descriptor
// from the old TempRam to the relocated physical memory.
//
if (OffsetPositive) {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid + Offset);
} else {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid - Offset);
}
}
//
// Convert the pointer to the PPI interface structure in the PPI descriptor
// from the old TempRam to the relocated physical memory.
//
if ((UINTN)PpiPointer->Ppi->Ppi < TempTop &&
(UINTN)PpiPointer->Ppi->Ppi >= TempBottom) {
if (OffsetPositive) {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi + Offset);
} else {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi - Offset);
}
}
}
}
/**
Migrate PPI Pointers from the temporary memory stack to PEI installed memory.
@param SecCoreData Points to a data structure containing SEC to PEI handoff data, such as the size @param SecCoreData Points to a data structure containing SEC to PEI handoff data, such as the size
and location of temporary RAM, the stack location and the BFV location. and location of temporary RAM, the stack location and the BFV location.
@ -52,114 +117,47 @@ ConvertPpiPointers (
) )
{ {
UINT8 Index; UINT8 Index;
PEI_PPI_LIST_POINTERS *PpiPointer; UINT8 IndexHole;
UINTN OldHeapTop;
UINTN OldHeapBottom;
UINTN OldStackTop;
UINTN OldStackBottom;
OldHeapBottom = (UINTN)SecCoreData->PeiTemporaryRamBase;
OldHeapTop = (UINTN)SecCoreData->PeiTemporaryRamBase + SecCoreData->PeiTemporaryRamSize;
OldStackBottom = (UINTN)SecCoreData->StackBase;
OldStackTop = (UINTN)SecCoreData->StackBase + SecCoreData->StackSize;
for (Index = 0; Index < FixedPcdGet32 (PcdPeiCoreMaxPpiSupported); Index++) { for (Index = 0; Index < FixedPcdGet32 (PcdPeiCoreMaxPpiSupported); Index++) {
if (Index < PrivateData->PpiData.PpiListEnd || if (Index < PrivateData->PpiData.PpiListEnd || Index > PrivateData->PpiData.NotifyListEnd) {
Index > PrivateData->PpiData.NotifyListEnd) { //
PpiPointer = &PrivateData->PpiData.PpiListPtrs[Index]; // Convert PPI pointer in old Heap
//
if (((UINTN)PpiPointer->Raw < OldHeapTop) && ConverSinglePpiPointer (
((UINTN)PpiPointer->Raw >= OldHeapBottom)) { &PrivateData->PpiData.PpiListPtrs[Index],
// (UINTN)SecCoreData->PeiTemporaryRamBase,
// Convert the pointer to the PPI descriptor from the old HOB heap (UINTN)SecCoreData->PeiTemporaryRamBase + SecCoreData->PeiTemporaryRamSize,
// to the relocated HOB heap. PrivateData->HeapOffset,
// PrivateData->HeapOffsetPositive
if (PrivateData->HeapOffsetPositive) { );
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw + PrivateData->HeapOffset);
} else { //
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw - PrivateData->HeapOffset); // Convert PPI pointer in old Stack
} //
ConverSinglePpiPointer (
// &PrivateData->PpiData.PpiListPtrs[Index],
// Only when the PEIM descriptor is in the old HOB should it be necessary (UINTN)SecCoreData->StackBase,
// to try to convert the pointers in the PEIM descriptor (UINTN)SecCoreData->StackBase + SecCoreData->StackSize,
// PrivateData->StackOffset,
PrivateData->StackOffsetPositive
if (((UINTN)PpiPointer->Ppi->Guid < OldHeapTop) && );
((UINTN)PpiPointer->Ppi->Guid >= OldHeapBottom)) {
// //
// Convert the pointer to the GUID in the PPI or NOTIFY descriptor // Convert PPI pointer in old TempRam Hole
// from the old HOB heap to the relocated HOB heap. //
// for (IndexHole = 0; IndexHole < HOLE_MAX_NUMBER; IndexHole ++) {
if (PrivateData->HeapOffsetPositive) { if (PrivateData->HoleData[IndexHole].Size == 0) {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid + PrivateData->HeapOffset); continue;
} else {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid - PrivateData->HeapOffset);
}
}
//
// Assume that no code is located in the temporary memory, so the pointer to
// the notification function in the NOTIFY descriptor needs not be converted.
//
if (Index < PrivateData->PpiData.PpiListEnd &&
(UINTN)PpiPointer->Ppi->Ppi < OldHeapTop &&
(UINTN)PpiPointer->Ppi->Ppi >= OldHeapBottom) {
//
// Convert the pointer to the PPI interface structure in the PPI descriptor
// from the old HOB heap to the relocated HOB heap.
//
if (PrivateData->HeapOffsetPositive) {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi + PrivateData->HeapOffset);
} else {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi - PrivateData->HeapOffset);
}
}
} else if (((UINTN)PpiPointer->Raw < OldStackTop) && ((UINTN)PpiPointer->Raw >= OldStackBottom)) {
//
// Convert the pointer to the PPI descriptor from the temporary stack
// to the permanent PEI stack.
//
if (PrivateData->StackOffsetPositive) {
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw + PrivateData->StackOffset);
} else {
PpiPointer->Raw = (VOID *) ((UINTN)PpiPointer->Raw - PrivateData->StackOffset);
}
//
// Try to convert the pointers in the PEIM descriptor
//
if (((UINTN)PpiPointer->Ppi->Guid < OldStackTop) &&
((UINTN)PpiPointer->Ppi->Guid >= OldStackBottom)) {
//
// Convert the pointer to the GUID in the PPI or NOTIFY descriptor
// from the the temporary stack to the permanent PEI stack.
//
if (PrivateData->StackOffsetPositive) {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid + PrivateData->StackOffset);
} else {
PpiPointer->Ppi->Guid = (VOID *) ((UINTN)PpiPointer->Ppi->Guid - PrivateData->StackOffset);
}
}
//
// Assume that no code is located in the temporary memory, so the pointer to
// the notification function in the NOTIFY descriptor needs not be converted.
//
if (Index < PrivateData->PpiData.PpiListEnd &&
(UINTN)PpiPointer->Ppi->Ppi < OldStackTop &&
(UINTN)PpiPointer->Ppi->Ppi >= OldStackBottom) {
//
// Convert the pointer to the PPI interface structure in the PPI descriptor
// from the the temporary stack to the permanent PEI stack.
//
if (PrivateData->StackOffsetPositive) {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi + PrivateData->StackOffset);
} else {
PpiPointer->Ppi->Ppi = (VOID *) ((UINTN)PpiPointer->Ppi->Ppi - PrivateData->StackOffset);
}
} }
ConverSinglePpiPointer (
&PrivateData->PpiData.PpiListPtrs[Index],
(UINTN)PrivateData->HoleData[IndexHole].Base,
(UINTN)PrivateData->HoleData[IndexHole].Base + PrivateData->HoleData[IndexHole].Size,
PrivateData->HoleData[IndexHole].Offset,
PrivateData->HoleData[IndexHole].OffsetPositive
);
} }
} }
} }