diff options
Diffstat (limited to 'EdkCompatibilityPkg/Sample/Platform/Generic/MonoStatusCode/Library/Pei/MemoryStatusCode/MemoryStatusCode.c')
| -rw-r--r-- | EdkCompatibilityPkg/Sample/Platform/Generic/MonoStatusCode/Library/Pei/MemoryStatusCode/MemoryStatusCode.c | 519 |
1 files changed, 0 insertions, 519 deletions
diff --git a/EdkCompatibilityPkg/Sample/Platform/Generic/MonoStatusCode/Library/Pei/MemoryStatusCode/MemoryStatusCode.c b/EdkCompatibilityPkg/Sample/Platform/Generic/MonoStatusCode/Library/Pei/MemoryStatusCode/MemoryStatusCode.c deleted file mode 100644 index dd4128f365..0000000000 --- a/EdkCompatibilityPkg/Sample/Platform/Generic/MonoStatusCode/Library/Pei/MemoryStatusCode/MemoryStatusCode.c +++ /dev/null @@ -1,519 +0,0 @@ -/*++
-
-Copyright (c) 2004 - 2010, Intel Corporation. All rights reserved.<BR>
-This program and the accompanying materials
-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
-http://opensource.org/licenses/bsd-license.php
-
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
-
-Module Name:
-
- MemoryStatusCode.c
-
-Abstract:
-
- Lib to provide memory journal status code reporting Routines.
-
---*/
-
-#include "MemoryStatusCode.h"
-#include "PeiLib.h"
-#include "MonoStatusCode.h"
-
-//
-// Global variable. Not accessible while running from flash.
-// After we relocate ourselves into memory, we update this
-// and use it to determine if we are running from flash or memory.
-//
-BOOLEAN mRunningFromMemory = FALSE;
-
-//
-// Global variable used to replace the PPI once we start running from memory.
-//
-PEI_STATUS_CODE_MEMORY_PPI mStatusCodeMemoryPpi = { 0, 0, 0, 0 };
-
-//
-// PPI descriptor for the MonoStatusCode PEIM, see MonoStatusCode.c
-//
-extern EFI_PEI_PPI_DESCRIPTOR mPpiListStatusCode;
-
-VOID
-EFIAPI
-MemoryInitializeStatusCode (
- IN EFI_FFS_FILE_HEADER *FfsHeader,
- IN EFI_PEI_SERVICES **PeiServices
- )
-/*++
-
-Routine Description:
-
- Initialization routine.
- Allocates heap space for storing Status Codes.
- Installs a PPI to point to that heap space.
- Installs a callback to switch to memory.
- Installs a callback to
-
-Arguments:
-
- FfsHeader - FV this PEIM was loaded from.
- PeiServices - General purpose services available to every PEIM.
-
-Returns:
-
- None
-
---*/
-{
- EFI_STATUS Status;
- MEMORY_STATUS_CODE_INSTANCE *PrivateData;
- PEI_STATUS_CODE_MEMORY_PPI *StatusCodeMemoryPpi;
- PEI_STATUS_CODE_PPI *ReportStatusCodePpi;
- EFI_PHYSICAL_ADDRESS Buffer;
- VOID *StartPointer;
- UINTN Length;
- UINTN LastEntry;
- EFI_PEI_PPI_DESCRIPTOR *ReportStatusCodeDescriptor;
- EFI_PEI_PPI_DESCRIPTOR *StatusCodeMemoryDescriptor;
-
- //
- // Determine if we are being called after relocation into memory.
- //
- if (!mRunningFromMemory) {
- //
- // If we are not running from memory, we need to allocate some heap and
- // install the PPI
- //
- //
- // Allocate heap storage for the journal
- //
- Status = (*PeiServices)->AllocatePool (
- PeiServices,
- PEI_STATUS_CODE_HEAP_LENGTH,
- (VOID **) &StartPointer
- );
-
- //
- // This is not a required feature to boot.
- //
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Allocate heap storage for private data
- // The private data contains the FFS header for this PEIM,
- // a PPI containing information about the status code journal, and
- // a notification for the LoadFile service, to relocate the PEIM into
- // memory.
- //
- Status = (*PeiServices)->AllocatePool (
- PeiServices,
- sizeof (MEMORY_STATUS_CODE_INSTANCE),
- (VOID **) &PrivateData
- );
-
- //
- // This is not a required feature to boot.
- //
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Update the contents of the private data.
- //
- PrivateData->Signature = MEMORY_STATUS_CODE_SIGNATURE;
- PrivateData->This = PrivateData;
- PrivateData->FfsHeader = FfsHeader;
- PrivateData->PpiDescriptor.Flags = (EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST);
- PrivateData->PpiDescriptor.Guid = &gPeiStatusCodeMemoryPpiGuid;
- PrivateData->PpiDescriptor.Ppi = &PrivateData->StatusCodeMemoryPpi;
- PrivateData->StatusCodeMemoryPpi.FirstEntry = 0;
- PrivateData->StatusCodeMemoryPpi.LastEntry = 0;
- PrivateData->StatusCodeMemoryPpi.Address = (EFI_PHYSICAL_ADDRESS) (UINTN) StartPointer;
- PrivateData->StatusCodeMemoryPpi.Length = PEI_STATUS_CODE_HEAP_LENGTH;
-#if (PI_SPECIFICATION_VERSION < 0x00010000)
- PrivateData->NotifyDescriptor.Flags =
- (
- EFI_PEI_PPI_DESCRIPTOR_NOTIFY_CALLBACK |
- EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST
- );
- PrivateData->NotifyDescriptor.Guid = &gPeiFvFileLoaderPpiGuid;
- PrivateData->NotifyDescriptor.Notify = LoadImageCallback;
-#endif
- //
- // Publish the PPI
- //
- Status = (*PeiServices)->InstallPpi (PeiServices, &PrivateData->PpiDescriptor);
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Post a callback to relocate to memory
- //
-#if (PI_SPECIFICATION_VERSION < 0x00010000)
- Status = (**PeiServices).NotifyPpi (PeiServices, &PrivateData->NotifyDescriptor);
- if (EFI_ERROR (Status)) {
- return ;
- }
-#endif
- } else {
- //
- // If we are running from memory, we need to copy from the heap to a RT
- // memory buffer.
- //
- //
- // Locate Journal
- //
- Status = (*PeiServices)->LocatePpi (
- PeiServices,
- &gPeiStatusCodeMemoryPpiGuid,
- 0,
- &StatusCodeMemoryDescriptor,
- (VOID **) &StatusCodeMemoryPpi
- );
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Get private data
- //
- PrivateData = MEMORY_STATUS_CODE_FROM_DESCRIPTOR_THIS (StatusCodeMemoryDescriptor);
-
- //
- // At this point, we need to fix up any addresses that we have as the heap
- // has moved.
- //
- PrivateData->PpiDescriptor.Ppi = &PrivateData->StatusCodeMemoryPpi;
- PrivateData->PpiDescriptor.Guid = &gPeiStatusCodeMemoryPpiGuid;
- PrivateData->StatusCodeMemoryPpi.Address = PrivateData->StatusCodeMemoryPpi.Address +
- (UINTN) PrivateData - (UINTN) PrivateData->This;
- PrivateData->This = PrivateData;
-#if (PI_SPECIFICATION_VERSION < 0x00010000)
- PrivateData->NotifyDescriptor.Guid = &gPeiFvFileLoaderPpiGuid;
- PrivateData->NotifyDescriptor.Notify = LoadImageCallback;
-#endif
-
- //
- // Allocate RT memory.
- //
- Status = (*PeiServices)->AllocatePages (
- PeiServices,
- EfiRuntimeServicesData,
- PEI_STATUS_CODE_RT_PAGES,
- &Buffer
- );
- if (EFI_ERROR (Status)) {
- return ;
- }
-
- DEBUG_CODE (
- EfiCommonLibZeroMem ((VOID *) (UINTN) Buffer, PEI_STATUS_CODE_RT_LENGTH);
- )
- //
- // Copy the heap to the allocated memory.
- // Unwind the rolling queue to start at 0 in the new space. We need to do
- // this because the new queue is much bigger than the heap allocation.
- //
- if (PEI_STATUS_CODE_RT_LENGTH <= PEI_STATUS_CODE_HEAP_LENGTH) {
- return ;
- }
-
- if (StatusCodeMemoryPpi->LastEntry >= StatusCodeMemoryPpi->FirstEntry) {
- LastEntry = StatusCodeMemoryPpi->LastEntry - StatusCodeMemoryPpi->FirstEntry;
- StartPointer = (VOID *) ((UINTN) StatusCodeMemoryPpi->Address + (StatusCodeMemoryPpi->FirstEntry * sizeof (EFI_STATUS_CODE_ENTRY)));
- Length = (StatusCodeMemoryPpi->LastEntry - StatusCodeMemoryPpi->FirstEntry) * sizeof (EFI_STATUS_CODE_ENTRY);
- (*PeiServices)->CopyMem ((VOID *) (UINTN) Buffer, StartPointer, Length);
- } else {
- //
- // The last entry will be the new last entry after moving heap to buffer
- //
- LastEntry = (PEI_STATUS_CODE_MAX_HEAP_ENTRY - StatusCodeMemoryPpi->FirstEntry) + StatusCodeMemoryPpi->LastEntry;
- //
- // Copy from the first entry to the end of the heap
- //
- StartPointer = (VOID *) ((UINTN) StatusCodeMemoryPpi->Address + (StatusCodeMemoryPpi->FirstEntry * sizeof (EFI_STATUS_CODE_ENTRY)));
- Length = PEI_STATUS_CODE_HEAP_LENGTH - (StatusCodeMemoryPpi->FirstEntry * sizeof (EFI_STATUS_CODE_ENTRY));
- (*PeiServices)->CopyMem ((VOID *) (UINTN) Buffer, StartPointer, Length);
- //
- // Copy from the start to the heap to the last entry
- //
- StartPointer = (VOID *) (UINTN) StatusCodeMemoryPpi->Address;
- (*PeiServices)->CopyMem (
- (VOID *) (UINTN) (Buffer + Length),
- StartPointer,
- (StatusCodeMemoryPpi->LastEntry * sizeof (EFI_STATUS_CODE_ENTRY))
- );
- };
-
- //
- // Update the PPI to NULL, so it will not be used.
- //
- StatusCodeMemoryPpi->FirstEntry = 0;
- StatusCodeMemoryPpi->LastEntry = 0;
- StatusCodeMemoryPpi->Address = 0;
- StatusCodeMemoryPpi->Length = 0;
-
- //
- // Update in memory version of PPI that will be used.
- //
- mStatusCodeMemoryPpi.FirstEntry = 0;
- mStatusCodeMemoryPpi.LastEntry = LastEntry;
- mStatusCodeMemoryPpi.Address = (EFI_PHYSICAL_ADDRESS) (UINTN) Buffer;
- mStatusCodeMemoryPpi.Length = PEI_STATUS_CODE_RT_LENGTH;
-
- //
- // Reinstall the report status code function
- //
- //
- // Locate status code PPI
- //
- Status = (*PeiServices)->LocatePpi (
- PeiServices,
- &gPeiStatusCodePpiGuid,
- 0,
- &ReportStatusCodeDescriptor,
- (VOID **) &ReportStatusCodePpi
- );
- if (EFI_ERROR (Status)) {
- return ;
- }
- //
- // Reinstall the ReportStatusCode interface using the memory-based
- // descriptor
- //
- Status = (*PeiServices)->ReInstallPpi (
- PeiServices,
- ReportStatusCodeDescriptor,
- &mPpiListStatusCode
- );
- if (EFI_ERROR (Status)) {
- EFI_DEADLOOP ();
- }
- //
- // Publish a GUIDed HOB that contains a pointer to the status code PPI
- // structure. This is a bit of a short cut as I just used the PPI GUID to
- // identify the HOB. This HOB is caught by the DXE status code memory
- // listener and used to find the journal.
- //
- StatusCodeMemoryPpi = &mStatusCodeMemoryPpi;
- Status = PeiBuildHobGuidData (
- PeiServices,
- &gPeiStatusCodeMemoryPpiGuid,
- &StatusCodeMemoryPpi,
- sizeof (VOID *)
- );
- if (EFI_ERROR (Status)) {
- EFI_DEADLOOP ();
- }
- }
-}
-
-EFI_STATUS
-EFIAPI
-MemoryReportStatusCode (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_STATUS_CODE_TYPE CodeType,
- IN EFI_STATUS_CODE_VALUE Value,
- IN UINT32 Instance,
- IN EFI_GUID * CallerId ,
- IN EFI_STATUS_CODE_DATA * Data OPTIONAL
- )
-/*++
-
-Routine Description:
-
- Provide a memory status code
-
-Arguments:
-
- Same as ReportStatusCode PPI
-
-Returns:
-
- EFI_SUCCESS This function always returns success
-
---*/
-{
- EFI_STATUS Status;
- PEI_STATUS_CODE_MEMORY_PPI *StatusCodeMemoryPpi;
- EFI_STATUS_CODE_ENTRY *CurrentEntry;
- UINTN LastEntry;
- MEMORY_STATUS_CODE_INSTANCE *PrivateData;
- EFI_PEI_PPI_DESCRIPTOR *StatusCodeMemoryDescriptor;
-
- //
- // We don't care to log debug codes.
- //
- if ((CodeType & EFI_STATUS_CODE_TYPE_MASK) == EFI_DEBUG_CODE) {
- return EFI_SUCCESS;
- }
-
- if (!mRunningFromMemory) {
- //
- // If we are called from DXE and have not been reinstalled into memory, we
- // can no longer locate the journal, so we can no longer log status codes.
- //
- if (!PeiServices) {
- return EFI_SUCCESS;
- }
- //
- // Locate Journal
- //
- Status = (*PeiServices)->LocatePpi (
- PeiServices,
- &gPeiStatusCodeMemoryPpiGuid,
- 0,
- &StatusCodeMemoryDescriptor,
- (VOID **) &StatusCodeMemoryPpi
- );
- if (EFI_ERROR (Status)) {
- return EFI_SUCCESS;
- }
- //
- // Determine the last entry in the journal.
- // This is needed to properly implement the rolling queue.
- //
- LastEntry = PEI_STATUS_CODE_MAX_HEAP_ENTRY;
-
- //
- // Get private data
- //
- PrivateData = MEMORY_STATUS_CODE_FROM_DESCRIPTOR_THIS (StatusCodeMemoryDescriptor);
-
- //
- // Once memory gets installed, heap gets moved to real memory.
- // We need to fix up the pointers to match the move.
- //
- PrivateData->PpiDescriptor.Ppi = &PrivateData->StatusCodeMemoryPpi;
- PrivateData->PpiDescriptor.Guid = &gPeiStatusCodeMemoryPpiGuid;
- PrivateData->StatusCodeMemoryPpi.Address = PrivateData->StatusCodeMemoryPpi.Address +
- (UINTN) PrivateData - (UINTN) PrivateData->This;
- PrivateData->This = PrivateData;
-#if (PI_SPECIFICATION_VERSION < 0x00010000)
- PrivateData->NotifyDescriptor.Guid = &gPeiFvFileLoaderPpiGuid;
- PrivateData->NotifyDescriptor.Notify = LoadImageCallback;
-#endif
- StatusCodeMemoryPpi = PrivateData->PpiDescriptor.Ppi;
- } else {
- //
- // Use global/memory copy of the PPI
- //
- StatusCodeMemoryPpi = &mStatusCodeMemoryPpi;
-
- //
- // Determine the last entry in the journal.
- // This is needed to properly implement the rolling queue.
- //
- LastEntry = PEI_STATUS_CODE_MAX_RT_ENTRY;
- }
- //
- // Return if we are using a cleared PPI somehow
- //
- if (!StatusCodeMemoryPpi->Address || !StatusCodeMemoryPpi->Length) {
- return EFI_SUCCESS;
- }
- //
- // Update the latest entry in the journal (may actually be first due to rolling
- // queue).
- //
- CurrentEntry = (EFI_STATUS_CODE_ENTRY *) (UINTN) (StatusCodeMemoryPpi->Address + (StatusCodeMemoryPpi->LastEntry * sizeof (EFI_STATUS_CODE_ENTRY)));
-
- StatusCodeMemoryPpi->LastEntry = (StatusCodeMemoryPpi->LastEntry + 1) % LastEntry;
- if (StatusCodeMemoryPpi->LastEntry == StatusCodeMemoryPpi->FirstEntry) {
- StatusCodeMemoryPpi->FirstEntry = (StatusCodeMemoryPpi->FirstEntry + 1) % LastEntry;
- }
-
- CurrentEntry->Type = CodeType;
- CurrentEntry->Value = Value;
- CurrentEntry->Instance = Instance;
-
- return EFI_SUCCESS;
-}
-
-
-#if (PI_SPECIFICATION_VERSION < 0x00010000)
-
-EFI_STATUS
-EFIAPI
-LoadImageCallback (
- IN EFI_PEI_SERVICES **PeiServices,
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,
- IN VOID *Ppi
- )
-/*++
-
-Routine Description:
-
- Relocate the PEIM into memory.
-
- Once load protocol becomes available, relocate our PEIM into memory.
- The primary benefit is to eliminate the blackout window that we would have in
- the memory log between the end of PEI and the status code DXE driver taking
- control. If we don't do this, we cannot determine where our memory journal
- is located and cannot function.
-
- A second benefit is speed optimization throughout DXE.
-
-Arguments:
-
- PeiServices - General purpose services available to every PEIM.
- NotifyDescriptor - Information about the notify event.
- Ppi - Context
-
-Returns:
-
- EFI_SUCCESS This function always returns success.
-
---*/
-{
- EFI_STATUS Status;
- EFI_PHYSICAL_ADDRESS ImageAddress;
- EFI_PHYSICAL_ADDRESS EntryPoint;
- UINT64 ImageSize;
- MEMORY_STATUS_CODE_INSTANCE *PrivateData;
-
- //
- // Relocate to memory
- //
- if (!mRunningFromMemory) {
- //
- // Use the callback descriptor to get the FfsHeader
- //
- PrivateData = MEMORY_STATUS_CODE_FROM_NOTIFY_THIS (NotifyDescriptor);
-
- Status = ((EFI_PEI_FV_FILE_LOADER_PPI *) Ppi)->FvLoadFile (
- Ppi,
- PrivateData->FfsHeader,
- &ImageAddress,
- &ImageSize,
- &EntryPoint
- );
- if (EFI_ERROR (Status)) {
- return EFI_SUCCESS;
- }
- //
- // Set the flag in the loaded image that indicates the PEIM is executing
- // from memory.
- //
-#ifdef EFI_NT_EMULATOR
- //
- // For NT32, we should also relocate image here, because if the DLL
- // is already load, we will NOT load it twice. This feature is added to
- // prevent loading driver twice in DXE phase cause system crash.
- //
- * (BOOLEAN *) ((UINTN) &mRunningFromMemory + (UINTN) EntryPoint - (UINTN) InstallMonoStatusCode) = TRUE;
-#else
- * (BOOLEAN *) ((UINTN) &mRunningFromMemory + (UINTN) EntryPoint - (UINTN) InstallMonoStatusCode) = TRUE;
-#endif
- Status = ((EFI_PEIM_ENTRY_POINT )(UINTN) EntryPoint) (PrivateData->FfsHeader, PeiServices);
- if (EFI_ERROR (Status)) {
- return EFI_SUCCESS;
- }
- }
-
- return EFI_SUCCESS;
-}
-#endif
-
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