/** @file\r
Implementation for PEI Services Library.\r
\r
- Copyright (c) 2006, Intel Corporation<BR>\r
- All rights reserved. This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
+ Copyright (c) 2006 - 2008, Intel Corporation<BR>\r
+ All rights reserved. This program and the accompanying materials\r
+ are licensed and made available under the terms and conditions of the BSD License\r
+ which accompanies this distribution. The full text of the license may be found at\r
+ http://opensource.org/licenses/bsd-license.php\r
\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
- Module Name: PeiServicesLib.c\r
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
\r
**/\r
\r
+\r
+#include <PiPei.h>\r
+\r
+\r
+#include <Library/PeiServicesLib.h>\r
+#include <Library/PeiServicesTablePointerLib.h>\r
+\r
/**\r
- This service enables a given PEIM to register an interface into the PEI Foundation. \r
+ This service enables a given PEIM to register an interface into the PEI Foundation.\r
\r
@param PpiList A pointer to the list of interfaces that the caller shall install.\r
\r
EFI_STATUS\r
EFIAPI\r
PeiServicesInstallPpi (\r
- IN EFI_PEI_PPI_DESCRIPTOR *PpiList\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->InstallPpi (PeiServices, PpiList);\r
}\r
EFI_STATUS\r
EFIAPI\r
PeiServicesReInstallPpi (\r
- IN EFI_PEI_PPI_DESCRIPTOR *OldPpi,\r
- IN EFI_PEI_PPI_DESCRIPTOR *NewPpi\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *OldPpi,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *NewPpi\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->ReInstallPpi (PeiServices, OldPpi, NewPpi);\r
}\r
EFI_STATUS\r
EFIAPI\r
PeiServicesLocatePpi (\r
- IN EFI_GUID *Guid,\r
+ IN CONST EFI_GUID *Guid,\r
IN UINTN Instance,\r
IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r
IN OUT VOID **Ppi\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->LocatePpi (PeiServices, Guid, Instance, PpiDescriptor, Ppi);\r
}\r
EFI_STATUS\r
EFIAPI\r
PeiServicesNotifyPpi (\r
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList\r
+ IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->NotifyPpi (PeiServices, NotifyList);\r
}\r
\r
/**\r
- This service enables PEIMs to ascertain the present value of the boot mode. \r
+ This service enables PEIMs to ascertain the present value of the boot mode.\r
\r
@param BootMode A pointer to contain the value of the boot mode.\r
\r
IN OUT EFI_BOOT_MODE *BootMode\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->GetBootMode (PeiServices, BootMode);\r
}\r
\r
/**\r
- This service enables PEIMs to update the boot mode variable. \r
+ This service enables PEIMs to update the boot mode variable.\r
\r
@param BootMode The value of the boot mode to set.\r
\r
IN EFI_BOOT_MODE BootMode\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->SetBootMode (PeiServices, BootMode);\r
}\r
EFI_STATUS\r
EFIAPI\r
PeiServicesGetHobList (\r
- IN OUT VOID **HobList\r
+ OUT VOID **HobList\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->GetHobList (PeiServices, HobList);\r
}\r
PeiServicesCreateHob (\r
IN UINT16 Type,\r
IN UINT16 Length,\r
- IN OUT VOID **Hob\r
+ OUT VOID **Hob\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->CreateHob (PeiServices, Type, Length, Hob);\r
}\r
\r
@param Instance This instance of the firmware volume to find. The value 0 is the\r
Boot Firmware Volume (BFV).\r
- @param FwVolHeader Pointer to the firmware volume header of the volume to return.\r
+ @param VolumeHandle Handle of the firmware volume header of the volume to return.\r
\r
@retval EFI_SUCCESS The volume was found.\r
@retval EFI_NOT_FOUND The volume was not found.\r
EFIAPI\r
PeiServicesFfsFindNextVolume (\r
IN UINTN Instance,\r
- IN OUT EFI_FIRMWARE_VOLUME_HEADER **FwVolHeader\r
+ IN OUT EFI_PEI_FV_HANDLE *VolumeHandle\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
- return (*PeiServices)->FfsFindNextVolume (PeiServices, Instance, FwVolHeader);\r
+ return (*PeiServices)->FfsFindNextVolume (PeiServices, Instance, VolumeHandle);\r
}\r
\r
/**\r
This service enables PEIMs to discover additional firmware files.\r
\r
@param SearchType A filter to find files only of this type.\r
- @param FwVolHeader Pointer to the firmware volume header of the volume to search.\r
+ @param VolumeHandle Pointer to the firmware volume header of the volume to search.\r
This parameter must point to a valid FFS volume.\r
- @param FileHeader Pointer to the current file from which to begin searching.\r
+ @param FileHandle Handle of the current file from which to begin searching.\r
\r
@retval EFI_SUCCESS The file was found.\r
@retval EFI_NOT_FOUND The file was not found.\r
EFIAPI\r
PeiServicesFfsFindNextFile (\r
IN EFI_FV_FILETYPE SearchType,\r
- IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader,\r
- IN OUT EFI_FFS_FILE_HEADER **FileHeader\r
+ IN EFI_PEI_FV_HANDLE VolumeHandle,\r
+ IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
- return (*PeiServices)->FfsFindNextFile (PeiServices, SearchType, FwVolHeader, FileHeader);\r
+ return (*PeiServices)->FfsFindNextFile (PeiServices, SearchType, VolumeHandle, FileHandle);\r
}\r
\r
/**\r
This service enables PEIMs to discover sections of a given type within a valid FFS file.\r
\r
- @param SearchType The value of the section type to find.\r
+ @param SectionType The value of the section type to find.\r
@param FfsFileHeader A pointer to the file header that contains the set of sections to\r
be searched.\r
@param SectionData A pointer to the discovered section, if successful.\r
EFIAPI\r
PeiServicesFfsFindSectionData (\r
IN EFI_SECTION_TYPE SectionType,\r
- IN EFI_FFS_FILE_HEADER *FfsFileHeader,\r
- IN OUT VOID **SectionData\r
+ IN EFI_PEI_FILE_HANDLE FfsFileHeader,\r
+ OUT VOID **SectionData\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->FfsFindSectionData (PeiServices, SectionType, FfsFileHeader, SectionData);\r
}\r
IN UINT64 MemoryLength\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->InstallPeiMemory (PeiServices, MemoryBegin, MemoryLength);\r
}\r
PeiServicesAllocatePages (\r
IN EFI_MEMORY_TYPE MemoryType,\r
IN UINTN Pages,\r
- IN OUT EFI_PHYSICAL_ADDRESS *Memory\r
+ OUT EFI_PHYSICAL_ADDRESS *Memory\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->AllocatePages (PeiServices, MemoryType, Pages, Memory);\r
}\r
OUT VOID **Buffer\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
- \r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
return (*PeiServices)->AllocatePool (PeiServices, Size, Buffer);\r
}\r
\r
/**\r
- This service resets the entire platform, including all processors and devices, and reboots the\r
- system. \r
+ Resets the entire platform.\r
\r
+ @param VOID\r
+\r
+ @retval EFI_SUCCESS The function completed successfully.\r
@retval EFI_NOT_AVAILABLE_YET The service has not been installed yet.\r
\r
**/\r
VOID\r
)\r
{\r
- EFI_PEI_SERVICES **PeiServices;\r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
+ PeiServices = GetPeiServicesTablePointer ();\r
+ return (*PeiServices)->ResetSystem (PeiServices);\r
+}\r
+\r
+/**\r
+ This service is a wrapper for the PEI Service RegisterForShadow(), except the pointer to the PEI Services \r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
+ Specification for details. \r
+\r
+ @param FileHandle PEIM's file handle. Must be the currently\r
+ executing PEIM.\r
+ \r
+ @retval EFI_SUCCESS The PEIM was successfully registered for\r
+ shadowing.\r
+\r
+ @retval EFI_ALREADY_STARTED The PEIM was previously\r
+ registered for shadowing.\r
+\r
+ @retval EFI_NOT_FOUND The FileHandle does not refer to a\r
+ valid file handle.\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiServicesRegisterForShadow (\r
+ IN EFI_PEI_FILE_HANDLE FileHandle\r
+ )\r
+{\r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
+ PeiServices = GetPeiServicesTablePointer ();\r
+ return (*PeiServices)->RegisterForShadow (FileHandle);\r
+}\r
+\r
+/**\r
+ This service is a wrapper for the PEI Service FfsGetFileInfo(), except the pointer to the PEI Services \r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
+ Specification for details. \r
+\r
+ @param FileHandle Handle of the file.\r
+\r
+ @param FileInfo Upon exit, points to the file's\r
+ information.\r
+\r
+ @retval EFI_SUCCESS File information returned.\r
+ \r
+ @retval EFI_INVALID_PARAMETER If FileHandle does not\r
+ represent a valid file.\r
\r
+ @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
+ \r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiServicesFfsGetFileInfo (\r
+ IN CONST EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT EFI_FV_FILE_INFO *FileInfo\r
+ )\r
+{\r
+ CONST EFI_PEI_SERVICES **PeiServices;\r
+\r
PeiServices = GetPeiServicesTablePointer ();\r
- return (*PeiServices)->PeiResetSystem (PeiServices);\r
+ return (*PeiServices)->FfsGetFileInfo (FileHandle, FileInfo);\r
+}\r
+\r
+\r
+/**\r
+ This service is a wrapper for the PEI Service FfsFindByName(), except the pointer to the PEI Services \r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
+ Specification for details. \r
+\r
+ @param FileName A pointer to the name of the file to\r
+ find within the firmware volume.\r
+\r
+ @param VolumeHandle The firmware volume to search FileHandle\r
+ Upon exit, points to the found file's\r
+ handle or NULL if it could not be found.\r
+\r
+ @param FileHandle The filehandle found in volume.\r
+\r
+ @retval EFI_SUCCESS File was found.\r
+\r
+ @retval EFI_NOT_FOUND File was not found.\r
+\r
+ @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or\r
+ FileName was NULL.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiServicesFfsFindFileByName (\r
+ IN CONST EFI_GUID *FileName,\r
+ IN CONST EFI_PEI_FV_HANDLE VolumeHandle,\r
+ OUT EFI_PEI_FILE_HANDLE *FileHandle\r
+ )\r
+{\r
+ return (*GetPeiServicesTablePointer())->FfsFindFileByName (FileName, VolumeHandle, FileHandle);\r
+}\r
+\r
+\r
+/**\r
+ This service is a wrapper for the PEI Service FfsGetVolumeInfo(), except the pointer to the PEI Services \r
+ Table has been removed. See the Platform Initialization Pre-EFI Initialization Core Interface \r
+ Specification for details. \r
+\r
+ @param VolumeHandle Handle of the volume.\r
+\r
+ @param VolumeInfo Upon exit, points to the volume's\r
+ information.\r
+\r
+ @retval EFI_SUCCESS File information returned.\r
+ \r
+ @retval EFI_INVALID_PARAMETER If FileHandle does not\r
+ represent a valid file.\r
+ \r
+ @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
+\r
+**/\r
+EFI_STATUS\r
+EFIAPI\r
+PeiServicesFfsGetVolumeInfo (\r
+ IN EFI_PEI_FV_HANDLE VolumeHandle,\r
+ OUT EFI_FV_INFO *VolumeInfo\r
+ )\r
+{\r
+ return (*GetPeiServicesTablePointer())->FfsGetVolumeInfo (VolumeHandle, VolumeInfo);\r
}\r
+\r
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