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audk/MdePkg/Library/PeiServicesLib/PeiServicesLib.c

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/** @file
Implementation for PEI Services Library.
Copyright (c) 2006 - 2018, 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.
**/
#include <PiPei.h>
#include <Ppi/FirmwareVolumeInfo.h>
#include <Ppi/FirmwareVolumeInfo2.h>
#include <Guid/FirmwareFileSystem2.h>
#include <Library/PeiServicesLib.h>
#include <Library/PeiServicesTablePointerLib.h>
#include <Library/DebugLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/BaseMemoryLib.h>
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->InstallPpi (PeiServices, PpiList);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->ReInstallPpi (PeiServices, OldPpi, NewPpi);
}
/**
This service enables PEIMs to discover a given instance of an interface.
@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, OPTIONAL
IN OUT VOID **Ppi
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->LocatePpi (PeiServices, Guid, Instance, PpiDescriptor, Ppi);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->NotifyPpi (PeiServices, NotifyList);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->GetBootMode (PeiServices, BootMode);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->SetBootMode (PeiServices, BootMode);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->GetHobList (PeiServices, HobList);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->CreateHob (PeiServices, Type, Length, Hob);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->FfsFindNextVolume (PeiServices, Instance, VolumeHandle);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->FfsFindNextFile (PeiServices, 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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->FfsFindSectionData (PeiServices, SectionType, FileHandle, SectionData);
}
/**
This service enables PEIMs to discover sections of a given instance and type within a valid FFS file.
@param SectionType The value of the section type to find.
@param SectionInstance Section instance 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.
@param AuthenticationStatus A pointer to the authentication status for this section.
@retval EFI_SUCCESS The section was found.
@retval EFI_NOT_FOUND The section was not found.
**/
EFI_STATUS
EFIAPI
PeiServicesFfsFindSectionData3 (
IN EFI_SECTION_TYPE SectionType,
IN UINTN SectionInstance,
IN EFI_PEI_FILE_HANDLE FileHandle,
OUT VOID **SectionData,
OUT UINT32 *AuthenticationStatus
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->FindSectionData3 (PeiServices, SectionType, SectionInstance, FileHandle, SectionData, AuthenticationStatus);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->InstallPeiMemory (PeiServices, MemoryBegin, MemoryLength);
}
/**
This service enables PEIMs to allocate memory.
@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 EfiLoaderCode, EfiLoaderData, EfiRuntimeServicesCode,
EfiRuntimeServicesData, EfiBootServicesCode, EfiBootServicesData,
EfiACPIReclaimMemory, EfiReservedMemoryType, or EfiACPIMemoryNVS.
@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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->AllocatePages (PeiServices, MemoryType, Pages, Memory);
}
/**
This service enables PEIMs to free memory.
@param Memory Memory to be freed.
@param Pages The number of pages to free.
@retval EFI_SUCCESS The requested pages were freed.
@retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.
@retval EFI_NOT_FOUND The requested memory pages were not allocated with
AllocatePages().
**/
EFI_STATUS
EFIAPI
PeiServicesFreePages (
IN EFI_PHYSICAL_ADDRESS Memory,
IN UINTN Pages
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->FreePages (PeiServices, Memory, Pages);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->AllocatePool (PeiServices, Size, Buffer);
}
/**
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
)
{
CONST EFI_PEI_SERVICES **PeiServices;
PeiServices = GetPeiServicesTablePointer ();
return (*PeiServices)->ResetSystem (PeiServices);
}
/**
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
)
{
return (*GetPeiServicesTablePointer())->RegisterForShadow (FileHandle);
}
/**
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
)
{
return (*GetPeiServicesTablePointer())->FfsGetFileInfo (FileHandle, FileInfo);
}
/**
This service is a wrapper for the PEI Service FfsGetFileInfo2(), 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
PeiServicesFfsGetFileInfo2 (
IN CONST EFI_PEI_FILE_HANDLE FileHandle,
OUT EFI_FV_FILE_INFO2 *FileInfo
)
{
return (*GetPeiServicesTablePointer())->FfsGetFileInfo2 (FileHandle, FileInfo);
}
/**
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
)
{
return (*GetPeiServicesTablePointer())->FfsFindFileByName (FileName, VolumeHandle, FileHandle);
}
/**
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
)
{
return (*GetPeiServicesTablePointer())->FfsGetVolumeInfo (VolumeHandle, VolumeInfo);
}
/**
Install a EFI_PEI_FIRMWARE_VOLUME_INFO(2)_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(2)_PPI using
the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI instance.
If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI, then ASSERT().
If the EFI_PEI_FIRMWARE_VOLUME_INFO(2)_PPI can not be installed, then ASSERT().
If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, then ASSERT.
@param InstallFvInfoPpi Install FvInfo Ppi if it is TRUE. Otherwise, install FvInfo2 Ppi.
@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.
@param AuthenticationStatus Authentication Status, it will be ignored if InstallFvInfoPpi is TRUE.
**/
VOID
EFIAPI
InternalPeiServicesInstallFvInfoPpi (
IN BOOLEAN InstallFvInfoPpi,
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
IN UINT32 AuthenticationStatus
)
{
EFI_STATUS Status;
EFI_PEI_FIRMWARE_VOLUME_INFO_PPI *FvInfoPpi;
EFI_PEI_PPI_DESCRIPTOR *FvInfoPpiDescriptor;
EFI_GUID *ParentFvNameValue;
EFI_GUID *ParentFileNameValue;
EFI_GUID *PpiGuid;
ParentFvNameValue = NULL;
ParentFileNameValue = NULL;
if (InstallFvInfoPpi) {
//
// To install FvInfo Ppi.
//
FvInfoPpi = AllocateZeroPool (sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO_PPI));
ASSERT (FvInfoPpi != NULL);
PpiGuid = &gEfiPeiFirmwareVolumeInfoPpiGuid;
} else {
//
// To install FvInfo2 Ppi.
//
FvInfoPpi = AllocateZeroPool (sizeof (EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI));
ASSERT (FvInfoPpi != NULL);
((EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI *) FvInfoPpi)->AuthenticationStatus = AuthenticationStatus;
PpiGuid = &gEfiPeiFirmwareVolumeInfo2PpiGuid;
}
if (FvFormat != NULL) {
CopyGuid (&FvInfoPpi->FvFormat, FvFormat);
} else {
CopyGuid (&FvInfoPpi->FvFormat, &gEfiFirmwareFileSystem2Guid);
//
// Since the EFI_FIRMWARE_FILE_SYSTEM2_GUID format is assumed if NULL is specified for FvFormat,
// check the FileSystemGuid pointed by FvInfo against EFI_FIRMWARE_FILE_SYSTEM2_GUID to make sure
// FvInfo has the firmware file system 2 format.
// If the ASSERT really appears, FvFormat needs to be specified correctly, for example,
// EFI_FIRMWARE_FILE_SYSTEM3_GUID can be used for firmware file system 3 format, or
// ((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo)->FileSystemGuid can be just used for both
// firmware file system 2 and 3 format.
//
ASSERT (CompareGuid (&(((EFI_FIRMWARE_VOLUME_HEADER *) FvInfo)->FileSystemGuid), &gEfiFirmwareFileSystem2Guid));
}
FvInfoPpi->FvInfo = (VOID *) FvInfo;
FvInfoPpi->FvInfoSize = FvInfoSize;
if (ParentFvName != NULL) {
ParentFvNameValue = AllocateCopyPool (sizeof (EFI_GUID), ParentFvName);
ASSERT (ParentFvNameValue != NULL);
FvInfoPpi->ParentFvName = ParentFvNameValue;
}
if (ParentFileName != NULL) {
ParentFileNameValue = AllocateCopyPool (sizeof (EFI_GUID), ParentFileName);
ASSERT (ParentFileNameValue != NULL);
FvInfoPpi->ParentFileName = ParentFileNameValue;
}
FvInfoPpiDescriptor = AllocatePool (sizeof (EFI_PEI_PPI_DESCRIPTOR));
ASSERT (FvInfoPpiDescriptor != NULL);
FvInfoPpiDescriptor->Guid = PpiGuid;
FvInfoPpiDescriptor->Flags = EFI_PEI_PPI_DESCRIPTOR_PPI | EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST;
FvInfoPpiDescriptor->Ppi = (VOID *) FvInfoPpi;
Status = PeiServicesInstallPpi (FvInfoPpiDescriptor);
ASSERT_EFI_ERROR (Status);
}
/**
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().
If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, 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
)
{
InternalPeiServicesInstallFvInfoPpi (TRUE, FvFormat, FvInfo, FvInfoSize, ParentFvName, ParentFileName, 0);
}
/**
Install a EFI_PEI_FIRMWARE_VOLUME_INFO2_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_INFO2_PPI using
the parameters passed in to initialize the fields of the EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI instance.
If the resources can not be allocated for EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI, then ASSERT().
If the EFI_PEI_FIRMWARE_VOLUME_INFO2_PPI can not be installed, then ASSERT().
If NULL is specified for FvFormat, but FvInfo does not have the firmware file system 2 format, 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.
@param AuthenticationStatus Authentication Status
**/
VOID
EFIAPI
PeiServicesInstallFvInfo2Ppi (
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
IN UINT32 AuthenticationStatus
)
{
InternalPeiServicesInstallFvInfoPpi (FALSE, FvFormat, FvInfo, FvInfoSize, ParentFvName, ParentFileName, AuthenticationStatus);
}
/**
Resets the entire platform.
@param[in] ResetType The type of reset to perform.
@param[in] ResetStatus The status code for the reset.
@param[in] DataSize The size, in bytes, of ResetData.
@param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown
the data buffer starts with a Null-terminated string, optionally
followed by additional binary data. The string is a description
that the caller may use to further indicate the reason for the
system reset. ResetData is only valid if ResetStatus is something
other than EFI_SUCCESS unless the ResetType is EfiResetPlatformSpecific
where a minimum amount of ResetData is always required.
**/
VOID
EFIAPI
PeiServicesResetSystem2 (
IN EFI_RESET_TYPE ResetType,
IN EFI_STATUS ResetStatus,
IN UINTN DataSize,
IN VOID *ResetData OPTIONAL
)
{
(*GetPeiServicesTablePointer())->ResetSystem2 (ResetType, ResetStatus, DataSize, ResetData);
}
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