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/** @file
Implementation for PEI Services Library.
Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include <PiPei.h>
#include <Library/EmuMagicPageLib.h>
#include <Library/PeiServicesLib.h>
#include <Library/DebugLib.h>
#include <Library/BaseMemoryLib.h>
EFI_STATUS
SecFfsFindNextFile (
IN EFI_FV_FILETYPE SearchType,
IN EFI_PEI_FV_HANDLE VolumeHandle,
IN OUT EFI_PEI_FILE_HANDLE *FileHandle
);
EFI_STATUS
SecFfsFindSectionData (
IN EFI_SECTION_TYPE SectionType,
IN EFI_PEI_FILE_HANDLE FileHandle,
OUT VOID **SectionData
);
/**
This service enables a given PEIM to register an interface into the PEI Foundation.
@param PpiList A pointer to the list of interfaces that the caller shall install.
@retval EFI_SUCCESS The interface was successfully installed.
@retval EFI_INVALID_PARAMETER The PpiList pointer is NULL.
@retval EFI_INVALID_PARAMETER Any of the PEI PPI descriptors in the list do not have the
EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
**/
EFI_STATUS
EFIAPI
PeiServicesInstallPpi (
IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to replace an entry in the PPI database with an alternate entry.
@param OldPpi The pointer to the old PEI PPI Descriptors.
@param NewPpi The pointer to the new PEI PPI Descriptors.
@retval EFI_SUCCESS The interface was successfully installed.
@retval EFI_INVALID_PARAMETER The OldPpi or NewPpi is NULL.
@retval EFI_INVALID_PARAMETER Any of the PEI PPI descriptors in the list do not have the
EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
@retval EFI_NOT_FOUND The PPI for which the reinstallation was requested has not been
installed.
**/
EFI_STATUS
EFIAPI
PeiServicesReInstallPpi (
IN CONST EFI_PEI_PPI_DESCRIPTOR *OldPpi,
IN CONST EFI_PEI_PPI_DESCRIPTOR *NewPpi
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to discover a given instance of an interface.
So this is, well a hack, so we can reuse the same libraries as the PEI Core
for XIP modules....
@param Guid A pointer to the GUID whose corresponding interface needs to be
found.
@param Instance The N-th instance of the interface that is required.
@param PpiDescriptor A pointer to instance of the EFI_PEI_PPI_DESCRIPTOR.
@param Ppi A pointer to the instance of the interface.
@retval EFI_SUCCESS The interface was successfully returned.
@retval EFI_NOT_FOUND The PPI descriptor is not found in the database.
**/
EFI_STATUS
EFIAPI
PeiServicesLocatePpi (
IN CONST EFI_GUID *Guid,
IN UINTN Instance,
IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,
IN OUT VOID **Ppi
)
{
EFI_PEI_PPI_DESCRIPTOR *PpiList;
if (Instance != 0) {
return EFI_NOT_FOUND;
}
for (PpiList = EMU_MAGIC_PAGE()->PpiList; ; PpiList++) {
if (CompareGuid (PpiList->Guid, Guid)) {
if (PpiDescriptor != NULL) {
*PpiDescriptor = PpiList;
}
if (Ppi != NULL) {
*Ppi = PpiList->Ppi;
}
return EFI_SUCCESS;
}
if ((PpiList->Flags & EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) == EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST) {
break;
}
}
return EFI_NOT_FOUND;
}
/**
This service enables PEIMs to register a given service to be invoked when another service is
installed or reinstalled.
@param NotifyList A pointer to the list of notification interfaces
that the caller shall install.
@retval EFI_SUCCESS The interface was successfully installed.
@retval EFI_INVALID_PARAMETER The NotifyList pointer is NULL.
@retval EFI_INVALID_PARAMETER Any of the PEI notify descriptors in the list do
not have the EFI_PEI_PPI_DESCRIPTOR_NOTIFY_TYPES
bit set in the Flags field.
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.
**/
EFI_STATUS
EFIAPI
PeiServicesNotifyPpi (
IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to ascertain the present value of the boot mode.
@param BootMode A pointer to contain the value of the boot mode.
@retval EFI_SUCCESS The boot mode was returned successfully.
@retval EFI_INVALID_PARAMETER BootMode is NULL.
**/
EFI_STATUS
EFIAPI
PeiServicesGetBootMode (
OUT EFI_BOOT_MODE *BootMode
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to update the boot mode variable.
@param BootMode The value of the boot mode to set.
@retval EFI_SUCCESS The value was successfully updated
**/
EFI_STATUS
EFIAPI
PeiServicesSetBootMode (
IN EFI_BOOT_MODE BootMode
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables a PEIM to ascertain the address of the list of HOBs in memory.
@param HobList A pointer to the list of HOBs that the PEI Foundation
will initialize.
@retval EFI_SUCCESS The list was successfully returned.
@retval EFI_NOT_AVAILABLE_YET The HOB list is not yet published.
**/
EFI_STATUS
EFIAPI
PeiServicesGetHobList (
OUT VOID **HobList
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to create various types of HOBs.
@param Type The type of HOB to be installed.
@param Length The length of the HOB to be added.
@param Hob The address of a pointer that will contain the
HOB header.
@retval EFI_SUCCESS The HOB was successfully created.
@retval EFI_OUT_OF_RESOURCES There is no additional space for HOB creation.
**/
EFI_STATUS
EFIAPI
PeiServicesCreateHob (
IN UINT16 Type,
IN UINT16 Length,
OUT VOID **Hob
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to discover additional firmware volumes.
@param Instance This instance of the firmware volume to find. The
value 0 is the Boot Firmware Volume (BFV).
@param VolumeHandle Handle of the firmware volume header of the volume
to return.
@retval EFI_SUCCESS The volume was found.
@retval EFI_NOT_FOUND The volume was not found.
@retval EFI_INVALID_PARAMETER FwVolHeader is NULL.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsFindNextVolume (
IN UINTN Instance,
IN OUT EFI_PEI_FV_HANDLE *VolumeHandle
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to discover additional firmware files.
@param SearchType A filter to find files only of this type.
@param VolumeHandle The pointer to the firmware volume header of the
volume to search. This parameter must point to a
valid FFS volume.
@param FileHandle Handle of the current file from which to begin searching.
@retval EFI_SUCCESS The file was found.
@retval EFI_NOT_FOUND The file was not found.
@retval EFI_NOT_FOUND The header checksum was not zero.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsFindNextFile (
IN EFI_FV_FILETYPE SearchType,
IN EFI_PEI_FV_HANDLE VolumeHandle,
IN OUT EFI_PEI_FILE_HANDLE *FileHandle
)
{
return SecFfsFindNextFile (SearchType, VolumeHandle, FileHandle);
}
/**
This service enables PEIMs to discover sections of a given type within a valid FFS file.
@param SectionType The value of the section type to find.
@param FileHandle A pointer to the file header that contains the set
of sections to be searched.
@param SectionData A pointer to the discovered section, if successful.
@retval EFI_SUCCESS The section was found.
@retval EFI_NOT_FOUND The section was not found.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsFindSectionData (
IN EFI_SECTION_TYPE SectionType,
IN EFI_PEI_FILE_HANDLE FileHandle,
OUT VOID **SectionData
)
{
return SecFfsFindSectionData (SectionType, FileHandle, SectionData);
}
/**
This service enables PEIMs to register the permanent memory configuration
that has been initialized with the PEI Foundation.
@param MemoryBegin The value of a region of installed memory.
@param MemoryLength The corresponding length of a region of installed memory.
@retval EFI_SUCCESS The region was successfully installed in a HOB.
@retval EFI_INVALID_PARAMETER MemoryBegin and MemoryLength are illegal for this system.
@retval EFI_OUT_OF_RESOURCES There is no additional space for HOB creation.
**/
EFI_STATUS
EFIAPI
PeiServicesInstallPeiMemory (
IN EFI_PHYSICAL_ADDRESS MemoryBegin,
IN UINT64 MemoryLength
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service enables PEIMs to allocate memory after the permanent memory has been
installed by a PEIM.
@param MemoryType Type of memory to allocate.
@param Pages The number of pages to allocate.
@param Memory Pointer of memory allocated.
@retval EFI_SUCCESS The memory range was successfully allocated.
@retval EFI_INVALID_PARAMETER Type is not equal to AllocateAnyPages.
@retval EFI_NOT_AVAILABLE_YET Called with permanent memory not available.
@retval EFI_OUT_OF_RESOURCES The pages could not be allocated.
**/
EFI_STATUS
EFIAPI
PeiServicesAllocatePages (
IN EFI_MEMORY_TYPE MemoryType,
IN UINTN Pages,
OUT EFI_PHYSICAL_ADDRESS *Memory
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service allocates memory from the Hand-Off Block (HOB) heap.
@param Size The number of bytes to allocate from the pool.
@param Buffer If the call succeeds, a pointer to a pointer to
the allocate buffer; otherwise, undefined.
@retval EFI_SUCCESS The allocation was successful
@retval EFI_OUT_OF_RESOURCES There is not enough heap to allocate the requested size.
**/
EFI_STATUS
EFIAPI
PeiServicesAllocatePool (
IN UINTN Size,
OUT VOID **Buffer
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
Resets the entire platform.
@retval EFI_SUCCESS The function completed successfully.
@retval EFI_NOT_AVAILABLE_YET The service has not been installed yet.
**/
EFI_STATUS
EFIAPI
PeiServicesResetSystem (
VOID
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service is a wrapper for the PEI Service RegisterForShadow(), except the
pointer to the PEI Services Table has been removed. See the Platform
Initialization Pre-EFI Initialization Core Interface Specification for details.
@param FileHandle PEIM's file handle. Must be the currently
executing PEIM.
@retval EFI_SUCCESS The PEIM was successfully registered for
shadowing.
@retval EFI_ALREADY_STARTED The PEIM was previously
registered for shadowing.
@retval EFI_NOT_FOUND The FileHandle does not refer to a
valid file handle.
**/
EFI_STATUS
EFIAPI
PeiServicesRegisterForShadow (
IN EFI_PEI_FILE_HANDLE FileHandle
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service is a wrapper for the PEI Service FfsGetFileInfo(), except the pointer to the PEI Services
Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
Specification for details.
@param FileHandle The handle of the file.
@param FileInfo Upon exit, points to the file's
information.
@retval EFI_SUCCESS File information returned.
@retval EFI_INVALID_PARAMETER If FileHandle does not
represent a valid file.
@retval EFI_INVALID_PARAMETER FileInfo is NULL.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsGetFileInfo (
IN CONST EFI_PEI_FILE_HANDLE FileHandle,
OUT EFI_FV_FILE_INFO *FileInfo
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service is a wrapper for the PEI Service FfsFindByName(), except the pointer to the PEI Services
Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
Specification for details.
@param FileName A pointer to the name of the file to
find within the firmware volume.
@param VolumeHandle The firmware volume to search FileHandle
Upon exit, points to the found file's
handle or NULL if it could not be found.
@param FileHandle The pointer to found file handle
@retval EFI_SUCCESS File was found.
@retval EFI_NOT_FOUND File was not found.
@retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or
FileName was NULL.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsFindFileByName (
IN CONST EFI_GUID *FileName,
IN CONST EFI_PEI_FV_HANDLE VolumeHandle,
OUT EFI_PEI_FILE_HANDLE *FileHandle
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
This service is a wrapper for the PEI Service FfsGetVolumeInfo(), except the pointer to the PEI Services
Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface
Specification for details.
@param VolumeHandle Handle of the volume.
@param VolumeInfo Upon exit, points to the volume's
information.
@retval EFI_SUCCESS File information returned.
@retval EFI_INVALID_PARAMETER If FileHandle does not
represent a valid file.
@retval EFI_INVALID_PARAMETER If FileInfo is NULL.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsGetVolumeInfo (
IN EFI_PEI_FV_HANDLE VolumeHandle,
OUT EFI_FV_INFO *VolumeInfo
)
{
ASSERT (FALSE);
return EFI_OUT_OF_RESOURCES;
}
/**
Install a EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance so the PEI Core will be notified about a new firmware volume.
This function allocates, initializes, and installs a new EFI_PEI_FIRMWARE_VOLUME_INFO_PPI using
the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI instance.
If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO_PPI, then ASSERT().
If the EFI_PEI_FIRMWARE_VOLUME_INFO_PPI can not be installed, then ASSERT().
@param FvFormat Unique identifier of the format of the memory-mapped
firmware volume. This parameter is optional and
may be NULL. If NULL is specified, the
EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed.
@param FvInfo Points to a buffer which allows the
EFI_PEI_FIRMWARE_VOLUME_PPI to process the volume.
The format of this buffer is specific to the FvFormat.
For memory-mapped firmware volumes, this typically
points to the first byte of the firmware volume.
@param FvInfoSize The size, in bytes, of FvInfo. For memory-mapped
firmware volumes, this is typically the size of
the firmware volume.
@param ParentFvName If the new firmware volume originated from a file
in a different firmware volume, then this parameter
specifies the GUID name of the originating firmware
volume. Otherwise, this parameter must be NULL.
@param ParentFileName If the new firmware volume originated from a file
in a different firmware volume, then this parameter
specifies the GUID file name of the originating
firmware file. Otherwise, this parameter must be NULL.
**/
VOID
EFIAPI
PeiServicesInstallFvInfoPpi (
IN CONST EFI_GUID *FvFormat OPTIONAL,
IN CONST VOID *FvInfo,
IN UINT32 FvInfoSize,
IN CONST EFI_GUID *ParentFvName OPTIONAL,
IN CONST EFI_GUID *ParentFileName OPTIONAL
)
{
ASSERT (FALSE);
return;
}
|