-\r
/** @file\r
PI PEI master include file. This file should match the PI spec.\r
\r
- Copyright (c) 2006 - 2007, Intel Corporation \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: PiPeiCis.h\r
+Copyright (c) 2006 - 2019, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
@par Revision Reference:\r
- Version 1.0.\r
+ PI Version 1.7.\r
\r
**/\r
\r
#ifndef __PI_PEICIS_H__\r
#define __PI_PEICIS_H__\r
\r
+#include <Uefi/UefiMultiPhase.h>\r
#include <Pi/PiMultiPhase.h>\r
\r
-#define EFI_NOT_AVAILABLE_YET EFIERR (28)\r
+///\r
+/// The handles of EFI FV.\r
+///\r
+typedef VOID *EFI_PEI_FV_HANDLE;\r
\r
-//\r
-// Handles of EFI FV/FFS.\r
-// \r
-typedef VOID *EFI_PEI_FV_HANDLE;\r
-typedef VOID *EFI_PEI_FILE_HANDLE;\r
+///\r
+/// The handles of EFI FFS.\r
+///\r
+typedef VOID *EFI_PEI_FILE_HANDLE;\r
\r
-//\r
-// Declare forward referenced data structures\r
-//\r
-typedef struct _EFI_PEI_SERVICES EFI_PEI_SERVICES;\r
-typedef struct _EFI_PEI_NOTIFY_DESCRIPTOR EFI_PEI_NOTIFY_DESCRIPTOR;\r
+///\r
+/// Declare the forward reference data structure for EFI_PEI_SERVICE.\r
+///\r
+typedef struct _EFI_PEI_SERVICES EFI_PEI_SERVICES;\r
\r
+///\r
+/// Declare the forward reference data structure for EFI_PEI_NOTIFY_DESCRIPTOR.\r
+///\r
+typedef struct _EFI_PEI_NOTIFY_DESCRIPTOR EFI_PEI_NOTIFY_DESCRIPTOR;\r
\r
#include <Ppi/CpuIo.h>\r
#include <Ppi/PciCfg2.h>\r
\r
/**\r
- The PEI Dispatcher will invoke each PEIM one time. During this pass, the PEI \r
- Dispatcher will pass control to the PEIM at the AddressOfEntryPoint in the PE Header. \r
+ The PEI Dispatcher will invoke each PEIM one time. During this pass, the PEI\r
+ Dispatcher will pass control to the PEIM at the AddressOfEntryPoint in the PE Header.\r
\r
- @param FfsHeader Pointer to the FFS file header.\r
+ @param FileHandle Pointer to the FFS file header.\r
@param PeiServices Describes the list of possible PEI Services.\r
\r
- @return Status code\r
+ @retval EFI_SUCCESS The PEI completed successfully.\r
+ @retval !EFI_SUCCESS There is error in PEIM.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEIM_ENTRY_POINT)(\r
- IN EFI_FFS_FILE_HEADER *FfsHeader,\r
- IN EFI_PEI_SERVICES **PeiServices\r
+(EFIAPI *EFI_PEIM_ENTRY_POINT2)(\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ IN CONST EFI_PEI_SERVICES **PeiServices\r
);\r
\r
/**\r
@param NotifyDescriptor Address of the notification descriptor data structure.\r
@param Ppi Address of the PPI that was installed.\r
\r
- @return Status code\r
- \r
+ @return Status of the notification.\r
+ The status code returned from this function is ignored.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEIM_NOTIFY_ENTRY_POINT) (\r
+(EFIAPI *EFI_PEIM_NOTIFY_ENTRY_POINT)(\r
IN EFI_PEI_SERVICES **PeiServices,\r
IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyDescriptor,\r
IN VOID *Ppi\r
#define EFI_PEI_PPI_DESCRIPTOR_NOTIFY_TYPES 0x00000060\r
#define EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST 0x80000000\r
\r
+///\r
+/// The data structure through which a PEIM describes available services to the PEI Foundation.\r
+///\r
typedef struct {\r
- UINTN Flags;\r
- EFI_GUID *Guid;\r
- VOID *Ppi;\r
+ ///\r
+ /// This field is a set of flags describing the characteristics of this imported table entry.\r
+ /// All flags are defined as EFI_PEI_PPI_DESCRIPTOR_***, which can also be combined into one.\r
+ ///\r
+ UINTN Flags;\r
+ ///\r
+ /// The address of the EFI_GUID that names the interface.\r
+ ///\r
+ EFI_GUID *Guid;\r
+ ///\r
+ /// A pointer to the PPI. It contains the information necessary to install a service.\r
+ ///\r
+ VOID *Ppi;\r
} EFI_PEI_PPI_DESCRIPTOR;\r
\r
+///\r
+/// The data structure in a given PEIM that tells the PEI\r
+/// Foundation where to invoke the notification service.\r
+///\r
struct _EFI_PEI_NOTIFY_DESCRIPTOR {\r
- UINTN Flags;\r
- EFI_GUID *Guid;\r
- EFI_PEIM_NOTIFY_ENTRY_POINT Notify;\r
+ ///\r
+ /// Details if the type of notification are callback or dispatch.\r
+ ///\r
+ UINTN Flags;\r
+ ///\r
+ /// The address of the EFI_GUID that names the interface.\r
+ ///\r
+ EFI_GUID *Guid;\r
+ ///\r
+ /// Address of the notification callback function itself within the PEIM.\r
+ ///\r
+ EFI_PEIM_NOTIFY_ENTRY_POINT Notify;\r
};\r
\r
-//\r
-// Describes request of the module to be loaded to \r
-// the permanent memory once it is available. Unlike most of the other HOBs, \r
-// this HOB is produced and consumed during the HOB producer phase.\r
-// \r
-typedef struct _EFI_HOB_LOAD_PEIM {\r
- EFI_HOB_GENERIC_HEADER Header;\r
- EFI_PEI_FILE_HANDLE FileHandle;\r
- EFI_PEIM_ENTRY_POINT EntryPoint;\r
- EFI_PEIM_ENTRY_POINT InMemEntryPoint;\r
-} EFI_HOB_LOAD_PEIM;\r
-\r
+///\r
+/// This data structure is the means by which callable services are installed and\r
+/// notifications are registered in the PEI phase.\r
+///\r
+typedef union {\r
+ ///\r
+ /// The typedef structure of the notification descriptor.\r
+ ///\r
+ EFI_PEI_NOTIFY_DESCRIPTOR Notify;\r
+ ///\r
+ /// The typedef structure of the PPI descriptor.\r
+ ///\r
+ EFI_PEI_PPI_DESCRIPTOR Ppi;\r
+} EFI_PEI_DESCRIPTOR;\r
\r
/**\r
- This service is the first one provided by the PEI Foundation. This function \r
- installs an interface in the PEI PPI database by GUID. The purpose of the \r
- service is to publish an interface that other parties can use to call \r
+ This service is the first one provided by the PEI Foundation. This function\r
+ installs an interface in the PEI PPI database by GUID. The purpose of the\r
+ service is to publish an interface that other parties can use to call\r
additional PEIMs.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table\r
@param PpiList A pointer to the list of interfaces that the caller shall install.\r
\r
@retval EFI_SUCCESS The interface was successfully installed.\r
- @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the list do not have the EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.\r
+ @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI\r
+ descriptors in the list do not have the\r
+ EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.\r
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_INSTALL_PPI) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_PEI_PPI_DESCRIPTOR *PpiList\r
+(EFIAPI *EFI_PEI_INSTALL_PPI)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList\r
);\r
\r
/**\r
- This function reinstalls an interface in the PEI PPI database by GUID. \r
- The purpose of the service is to publish an interface that other parties \r
- can use to replace a same-named interface in the protocol database \r
- with a different interface. \r
+ This function reinstalls an interface in the PEI PPI database by GUID.\r
+ The purpose of the service is to publish an interface that other parties\r
+ can use to replace a same-named interface in the protocol database\r
+ with a different interface.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table\r
published by the PEI Foundation.\r
@param NewPpi A pointer to the new interfaces that the caller shall install.\r
\r
@retval EFI_SUCCESS The interface was successfully installed.\r
- @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the \r
+ @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the\r
list do not have the EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.\r
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.\r
@retval EFI_NOT_FOUND The PPI for which the reinstallation was requested has not been installed.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_REINSTALL_PPI) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_PEI_PPI_DESCRIPTOR *OldPpi,\r
- IN EFI_PEI_PPI_DESCRIPTOR *NewPpi\r
+(EFIAPI *EFI_PEI_REINSTALL_PPI)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *OldPpi,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *NewPpi\r
);\r
\r
/**\r
- This function locates an interface in the PEI PPI database by GUID. \r
+ This function locates an interface in the PEI PPI database by GUID.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES published by the PEI Foundation.\r
@param Guid A pointer to the GUID whose corresponding interface needs to be found.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_LOCATE_PPI) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_GUID *Guid,\r
- IN UINTN Instance,\r
- IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor,\r
- IN OUT VOID **Ppi\r
+(EFIAPI *EFI_PEI_LOCATE_PPI)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_GUID *Guid,\r
+ IN UINTN Instance,\r
+ IN OUT EFI_PEI_PPI_DESCRIPTOR **PpiDescriptor OPTIONAL,\r
+ IN OUT VOID **Ppi\r
);\r
\r
/**\r
- This function installs a notification service to be called back when a \r
- given interface is installed or reinstalled. The purpose of the service \r
- is to publish an interface that other parties can use to call additional PPIs \r
+ This function installs a notification service to be called back when a\r
+ given interface is installed or reinstalled. The purpose of the service\r
+ is to publish an interface that other parties can use to call additional PPIs\r
that may materialize later.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
@param NotifyList A pointer to the list of notification interfaces that the caller shall install.\r
\r
@retval EFI_SUCCESS The interface was successfully installed.\r
- @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL or Any of the PEI PPI descriptors in the \r
- list do not have the EFI_PEI_PPI_DESCRIPTOR_PPI bit set in the Flags field.\r
+ @retval EFI_INVALID_PARAMETER The PpiList pointer is NULL, or any of the PEI PPI descriptors in the\r
+ list do not have the EFI_PEI_PPI_DESCRIPTOR_NOTIFY_TYPES bit set in the Flags field.\r
@retval EFI_OUT_OF_RESOURCES There is no additional space in the PPI database.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_NOTIFY_PPI) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList\r
+(EFIAPI *EFI_PEI_NOTIFY_PPI)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN CONST EFI_PEI_NOTIFY_DESCRIPTOR *NotifyList\r
);\r
\r
/**\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param BootMode A pointer to contain the value of the boot mode.\r
\r
- @retval EFI_SUCCESS The boot mode was returned successfully.\r
+ @retval EFI_SUCCESS The boot mode returned successfully.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_GET_BOOT_MODE) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- OUT EFI_BOOT_MODE *BootMode\r
+(EFIAPI *EFI_PEI_GET_BOOT_MODE)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ OUT EFI_BOOT_MODE *BootMode\r
);\r
\r
/**\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
@param BootMode The value of the boot mode to set.\r
\r
- @retval EFI_SUCCESS The boot mode was returned successfully.\r
+ @retval EFI_SUCCESS The boot mode returned successfully.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_SET_BOOT_MODE) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_BOOT_MODE BootMode\r
+(EFIAPI *EFI_PEI_SET_BOOT_MODE)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_BOOT_MODE BootMode\r
);\r
\r
/**\r
- This function returns the pointer to the list of Hand-Off Blocks (HOBs) in memory. \r
+ This function returns the pointer to the list of Hand-Off Blocks (HOBs) in memory.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation\r
@param HobList A pointer to the list of HOBs that the PEI Foundation will initialize\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_GET_HOB_LIST) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN OUT VOID **HobList\r
+(EFIAPI *EFI_PEI_GET_HOB_LIST)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ OUT VOID **HobList\r
);\r
\r
/**\r
- This service published by the PEI Foundation abstracts the creation of a Hand-Off Block's (HOB's) headers.\r
+ This service, published by the PEI Foundation, abstracts the creation of a Hand-Off Block's (HOB's) headers.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param Type The type of HOB to be installed.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_CREATE_HOB) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN UINT16 Type,\r
- IN UINT16 Length,\r
- IN OUT VOID **Hob\r
+(EFIAPI *EFI_PEI_CREATE_HOB)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN UINT16 Type,\r
+ IN UINT16 Length,\r
+ IN OUT VOID **Hob\r
);\r
\r
/**\r
- The purpose of the service is to abstract the capability of the PEI \r
- Foundation to discover instances of firmware volumes in the system. \r
- Given the input file pointer, this service searches for the next \r
- matching file in the Firmware File System (FFS) volume.\r
+ The purpose of the service is to abstract the capability of the PEI\r
+ Foundation to discover instances of firmware volumes in the system.\r
+\r
+ This service enables PEIMs to discover additional firmware volumes. The PEI Foundation uses this\r
+ service to abstract the locations and formats of various firmware volumes. These volumes include\r
+ the Boot Firmware Volume and any other volumes exposed by EFI_PEI_FV_PPI. The service\r
+ returns a volume handle of type EFI_PEI_FV_HANDLE, which must be unique within the system.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
- @param Instance This instance of the firmware volume to find. The value 0 is the Boot Firmware Volume (BFV).\r
- @param FwVolHeader Pointer to the firmware volume header of the volume to return.\r
+ @param Instance This instance of the firmware volume to find.\r
+ The value 0 is the Boot Firmware Volume (BFV).\r
+ @param VolumeHandle On exit, points to the next volumn handle or NULL if it does not exist.\r
\r
@retval EFI_SUCCESS The volume was found.\r
@retval EFI_NOT_FOUND The volume was not found.\r
- @retval EFI_INVALID_PARAMETER FwVolHeader is NULL\r
+ @retval EFI_INVALID_PARAMETER VolumeHandle is NULL.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_FIND_NEXT_VOLUME2) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN UINTN Instance,\r
- IN OUT EFI_FIRMWARE_VOLUME_HEADER **FwVolHeader\r
+(EFIAPI *EFI_PEI_FFS_FIND_NEXT_VOLUME2)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN UINTN Instance,\r
+ OUT EFI_PEI_FV_HANDLE *VolumeHandle\r
);\r
\r
/**\r
- The purpose of the service is to abstract the capability of the PEI \r
- Foundation to discover instances of firmware files in the system. \r
- Given the input file pointer, this service searches for the next matching \r
- file in the Firmware File System (FFS) volume.\r
+ Searches for the next matching file in the firmware volume.\r
+\r
+ This service enables PEIMs to discover firmware files within a specified volume.\r
+ To find the first instance of a firmware file, pass a FileHandle value of NULL into the service.\r
+ The service returns a file handle of type EFI_PEI_FILE_HANDLE, which must be unique within\r
+ the system.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\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.This parameter \r
- must point to a valid FFS volume.\r
- @param FileHeader Pointer to the current file from which to begin searching.This pointer will be \r
- updated upon return to reflect the file found.\r
+ @param FvHandle Handle of firmware volume in which to search.\r
+ @param FileHandle On entry, points to the current handle from which to begin searching\r
+ or NULL to start at the beginning of the firmware volume.\r
+ On exit, points the file handle of the next file in the volume or NULL\r
+ if there are no more files.\r
\r
- @retval EFI_SUCCESS The file was found.\r
- @retval EFI_NOT_FOUND The file was not found.\r
- @retval EFI_NOT_FOUND The header checksum was not zero.\r
+ @retval EFI_SUCCESS The file was found.\r
+ @retval EFI_NOT_FOUND The file was not found.\r
+ @retval EFI_NOT_FOUND The header checksum was not zero.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_FIND_NEXT_FILE2) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_FV_FILETYPE SearchType,\r
- IN EFI_FIRMWARE_VOLUME_HEADER *FwVolHeader,\r
- IN OUT EFI_FFS_FILE_HEADER **FileHeader\r
+(EFIAPI *EFI_PEI_FFS_FIND_NEXT_FILE2)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_FV_FILETYPE SearchType,\r
+ IN CONST EFI_PEI_FV_HANDLE FvHandle,\r
+ IN OUT EFI_PEI_FILE_HANDLE *FileHandle\r
);\r
\r
/**\r
- Given the input file pointer, this service searches for the next \r
- matching file in the Firmware File System (FFS) volume. \r
+ Searches for the next matching section within the specified file.\r
+\r
+ This service enables PEI modules to discover the first section of a given type within a valid file.\r
+ This service will search within encapsulation sections (compression and GUIDed) as well. It will\r
+ search inside of a GUIDed section or a compressed section, but may not, for example, search a\r
+ GUIDed section inside a GUIDes section.\r
+ This service will not search within compression sections or GUIDed sections that require\r
+ extraction if memory is not present.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\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 be searched.\r
+ @param FileHandle Handle of the firmware file to search.\r
@param SectionData A pointer to the discovered section, if successful.\r
\r
- @retval EFI_SUCCESS The section was found.\r
- @retval EFI_NOT_FOUND The section was not found.\r
+ @retval EFI_SUCCESS The section was found.\r
+ @retval EFI_NOT_FOUND The section was not found.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_FIND_SECTION_DATA2) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_SECTION_TYPE SectionType,\r
- IN EFI_FFS_FILE_HEADER *FfsFileHeader,\r
- IN OUT VOID **SectionData\r
+(EFIAPI *EFI_PEI_FFS_FIND_SECTION_DATA2)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_SECTION_TYPE SectionType,\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT VOID **SectionData\r
+ );\r
+\r
+/**\r
+ Searches for the next matching section within the specified file.\r
+\r
+ This service enables PEI modules to discover the section of a given type within a valid file.\r
+ This service will search within encapsulation sections (compression and GUIDed) as well. It will\r
+ search inside of a GUIDed section or a compressed section, but may not, for example, search a\r
+ GUIDed section inside a GUIDes section.\r
+ This service will not search within compression sections or GUIDed sections that require\r
+ extraction if memory is not present.\r
+\r
+ @param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
+ @param SectionType The value of the section type to find.\r
+ @param SectionInstance Section instance to find.\r
+ @param FileHandle Handle of the firmware file to search.\r
+ @param SectionData A pointer to the discovered section, if successful.\r
+ @param AuthenticationStatus A pointer to the authentication status for this section.\r
+\r
+ @retval EFI_SUCCESS The section was found.\r
+ @retval EFI_NOT_FOUND The section was not found.\r
+\r
+**/\r
+typedef\r
+EFI_STATUS\r
+(EFIAPI *EFI_PEI_FFS_FIND_SECTION_DATA3)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_SECTION_TYPE SectionType,\r
+ IN UINTN SectionInstance,\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT VOID **SectionData,\r
+ OUT UINT32 *AuthenticationStatus\r
);\r
\r
/**\r
This function registers the found memory configuration with the PEI Foundation.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
- @param MemoryBegin The value of a region of installed memory\r
+ @param MemoryBegin The value of a region of installed memory.\r
@param MemoryLength The corresponding length of a region of installed memory.\r
\r
@retval EFI_SUCCESS The region was successfully installed in a HOB.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_INSTALL_PEI_MEMORY) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
+(EFIAPI *EFI_PEI_INSTALL_PEI_MEMORY)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
IN EFI_PHYSICAL_ADDRESS MemoryBegin,\r
IN UINT64 MemoryLength\r
);\r
\r
/**\r
- The purpose of the service is to publish an interface that allows \r
+ The purpose of the service is to publish an interface that allows\r
PEIMs to allocate memory ranges that are managed by the PEI Foundation.\r
\r
+ Prior to InstallPeiMemory() being called, PEI will allocate pages from the heap.\r
+ After InstallPeiMemory() is called, PEI will allocate pages within the region\r
+ of memory provided by InstallPeiMemory() service in a best-effort fashion.\r
+ Location-specific allocations are not managed by the PEI foundation code.\r
+\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param MemoryType The type of memory to allocate.\r
@param Pages The number of contiguous 4 KB pages to allocate.\r
- @param Memory Pointer to a physical address. On output, the address is set to the base \r
+ @param Memory A pointer to a physical address. On output, the address is set to the base\r
of the page range that was allocated.\r
\r
@retval EFI_SUCCESS The memory range was successfully allocated.\r
@retval EFI_OUT_OF_RESOURCES The pages could not be allocated.\r
- @retval EFI_INVALID_PARAMETER Type is not equal to AllocateAnyPages.\r
+ @retval EFI_INVALID_PARAMETER The type is not equal to EfiLoaderCode, EfiLoaderData, EfiRuntimeServicesCode,\r
+ EfiRuntimeServicesData, EfiBootServicesCode, EfiBootServicesData,\r
+ EfiACPIReclaimMemory, EfiReservedMemoryType, or EfiACPIMemoryNVS.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_ALLOCATE_PAGES) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
+(EFIAPI *EFI_PEI_ALLOCATE_PAGES)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\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
/**\r
- The purpose of this service is to publish an interface that \r
+ Frees memory pages.\r
+\r
+ @param[in] PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
+ @param[in] Memory The base physical address of the pages to be freed.\r
+ @param[in] Pages The number of contiguous 4 KB pages to free.\r
+\r
+ @retval EFI_SUCCESS The requested pages were freed.\r
+ @retval EFI_INVALID_PARAMETER Memory is not a page-aligned address or Pages is invalid.\r
+ @retval EFI_NOT_FOUND The requested memory pages were not allocated with\r
+ AllocatePages().\r
+\r
+**/\r
+typedef\r
+EFI_STATUS\r
+(EFIAPI *EFI_PEI_FREE_PAGES)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_PHYSICAL_ADDRESS Memory,\r
+ IN UINTN Pages\r
+ );\r
+\r
+/**\r
+ The purpose of this service is to publish an interface that\r
allows PEIMs to allocate memory ranges that are managed by the PEI Foundation.\r
\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_ALLOCATE_POOL) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
+(EFIAPI *EFI_PEI_ALLOCATE_POOL)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
IN UINTN Size,\r
OUT VOID **Buffer\r
);\r
/**\r
This service copies the contents of one buffer to another buffer.\r
\r
- @param Destination Pointer to the destination buffer of the memory copy.\r
- @param Source Pointer to the source buffer of the memory copy\r
- @param Length Number of bytes to copy from Source to Destination.\r
-\r
- @return None\r
+ @param Destination The pointer to the destination buffer of the memory copy.\r
+ @param Source The pointer to the source buffer of the memory copy.\r
+ @param Length The number of bytes to copy from Source to Destination.\r
\r
**/\r
typedef\r
VOID\r
-(EFIAPI *EFI_PEI_COPY_MEM) (\r
+(EFIAPI *EFI_PEI_COPY_MEM)(\r
IN VOID *Destination,\r
IN VOID *Source,\r
IN UINTN Length\r
/**\r
The service fills a buffer with a specified value.\r
\r
- @param Buffer Pointer to the buffer to fill.\r
- @param Size Number of bytes in Buffer to fill.\r
- @param Value Value to fill Buffer with\r
-\r
- @return None\r
+ @param Buffer The pointer to the buffer to fill.\r
+ @param Size The number of bytes in Buffer to fill.\r
+ @param Value The value to fill Buffer with.\r
\r
**/\r
typedef\r
VOID\r
-(EFIAPI *EFI_PEI_SET_MEM) (\r
+(EFIAPI *EFI_PEI_SET_MEM)(\r
IN VOID *Buffer,\r
IN UINTN Size,\r
IN UINT8 Value\r
/**\r
This service publishes an interface that allows PEIMs to report status codes.\r
\r
+ ReportStatusCode() is called by PEIMs that wish to report status information on their\r
+ progress. The principal use model is for a PEIM to emit one of the standard 32-bit error codes. This\r
+ will allow a platform owner to ascertain the state of the system, especially under conditions where\r
+ the full consoles might not have been installed.\r
+\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES table published by the PEI Foundation.\r
@param Type Indicates the type of status code being reported.\r
@param Value Describes the current status of a hardware or\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_REPORT_STATUS_CODE) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_STATUS_CODE_TYPE Type,\r
- IN EFI_STATUS_CODE_VALUE Value,\r
- IN UINT32 Instance,\r
- IN EFI_GUID *CallerId OPTIONAL,\r
- IN EFI_STATUS_CODE_DATA *Data OPTIONAL\r
+(EFIAPI *EFI_PEI_REPORT_STATUS_CODE)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices,\r
+ IN EFI_STATUS_CODE_TYPE Type,\r
+ IN EFI_STATUS_CODE_VALUE Value,\r
+ IN UINT32 Instance,\r
+ IN CONST EFI_GUID *CallerId OPTIONAL,\r
+ IN CONST EFI_STATUS_CODE_DATA *Data OPTIONAL\r
);\r
\r
/**\r
Resets the entire platform.\r
\r
+ This service resets the entire platform, including all processors\r
+ and devices, and reboots the system.\r
+ This service will never return EFI_SUCCESS.\r
+\r
@param PeiServices An indirect pointer to the EFI_PEI_SERVICES\r
table published by the PEI Foundation.\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
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_RESET_SYSTEM) (\r
- IN EFI_PEI_SERVICES **PeiServices\r
+(EFIAPI *EFI_PEI_RESET_SYSTEM)(\r
+ IN CONST EFI_PEI_SERVICES **PeiServices\r
);\r
\r
/**\r
- \r
- This service searches for files with a specific name, within\r
- either the specified firmware volume or all firmware volumes.\r
- The service returns a file handle of type EFI_PEI_FILE_HANDLE,\r
- which must be unique within the system.\r
+ Resets the entire platform.\r
\r
- @param FileName A pointer to the name of the file to\r
- find within the firmware volume.\r
+ @param[in] ResetType The type of reset to perform.\r
+ @param[in] ResetStatus The status code for the reset.\r
+ @param[in] DataSize The size, in bytes, of ResetData.\r
+ @param[in] ResetData For a ResetType of EfiResetCold, EfiResetWarm, or EfiResetShutdown\r
+ the data buffer starts with a Null-terminated string, optionally\r
+ followed by additional binary data. The string is a description\r
+ that the caller may use to further indicate the reason for the\r
+ system reset.\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
+typedef\r
+VOID\r
+(EFIAPI *EFI_PEI_RESET2_SYSTEM)(\r
+ IN EFI_RESET_TYPE ResetType,\r
+ IN EFI_STATUS ResetStatus,\r
+ IN UINTN DataSize,\r
+ IN VOID *ResetData OPTIONAL\r
+ );\r
\r
- @retval EFI_SUCCESS File was found.\r
+/**\r
+ Find a file within a volume by its name.\r
\r
- @retval EFI_NOT_FOUND File was not found.\r
+ This service searches for files with a specific name, within\r
+ either the specified firmware volume or all firmware volumes.\r
+ The service returns a file handle of type EFI_PEI_FILE_HANDLE,\r
+ which must be unique within the system.\r
\r
- @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or\r
- FileName was NULL.\r
+ @param FileName A pointer to the name of the file to\r
+ find within the firmware volume.\r
+ @param VolumeHandle The firmware volume to search.\r
+ @param FileHandle Upon exit, points to the found file's\r
+ handle or NULL if it could not be found.\r
\r
+ @retval EFI_SUCCESS The file was found.\r
+ @retval EFI_NOT_FOUND The file was not found.\r
+ @retval EFI_INVALID_PARAMETER VolumeHandle or FileHandle or\r
+ FileName was NULL.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_FIND_BY_NAME) (\r
- IN CONST EFI_GUID *FileName,\r
- IN CONST EFI_PEI_FV_HANDLE VolumeHandle,\r
- OUT EFI_PEI_FILE_HANDLE *FileHandle\r
-);\r
+(EFIAPI *EFI_PEI_FFS_FIND_BY_NAME)(\r
+ IN CONST EFI_GUID *FileName,\r
+ IN EFI_PEI_FV_HANDLE VolumeHandle,\r
+ OUT EFI_PEI_FILE_HANDLE *FileHandle\r
+ );\r
\r
+///\r
+/// The information of the FV file.\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Name of the file.\r
+ ///\r
+ EFI_GUID FileName;\r
+ ///\r
+ /// File type.\r
+ ///\r
+ EFI_FV_FILETYPE FileType;\r
+ ///\r
+ /// Attributes of the file.\r
+ ///\r
+ EFI_FV_FILE_ATTRIBUTES FileAttributes;\r
+ ///\r
+ /// Points to the file's data (not the header).\r
+ /// Not valid if EFI_FV_FILE_ATTRIB_MEMORY_MAPPED\r
+ /// is zero.\r
+ ///\r
+ VOID *Buffer;\r
+ ///\r
+ /// Size of the file's data.\r
+ ///\r
+ UINT32 BufferSize;\r
+} EFI_FV_FILE_INFO;\r
\r
-/**\r
- \r
- @param FileName Name of the file.\r
+///\r
+/// The information with authentication status of the FV file.\r
+///\r
+typedef struct {\r
+ ///\r
+ /// Name of the file.\r
+ ///\r
+ EFI_GUID FileName;\r
+ ///\r
+ /// File type.\r
+ ///\r
+ EFI_FV_FILETYPE FileType;\r
+ ///\r
+ /// Attributes of the file.\r
+ ///\r
+ EFI_FV_FILE_ATTRIBUTES FileAttributes;\r
+ ///\r
+ /// Points to the file's data (not the header).\r
+ /// Not valid if EFI_FV_FILE_ATTRIB_MEMORY_MAPPED\r
+ /// is zero.\r
+ ///\r
+ VOID *Buffer;\r
+ ///\r
+ /// Size of the file's data.\r
+ ///\r
+ UINT32 BufferSize;\r
+ ///\r
+ /// Authentication status for this file.\r
+ ///\r
+ UINT32 AuthenticationStatus;\r
+} EFI_FV_FILE_INFO2;\r
\r
- @param FileType File type. See EFI_FV_FILETYPE, which is\r
- defined in the Platform Initialization\r
- Firmware Storage Specification.\r
+/**\r
+ Returns information about a specific file.\r
\r
- @param FileAttributes Attributes of the file. Type\r
- EFI_FV_FILE_ATTRIBUTES is defined in\r
- the Platform Initialization Firmware\r
- Storage Specification.\r
+ This function returns information about a specific file,\r
+ including its file name, type, attributes, starting address and\r
+ size. If the firmware volume is not memory mapped, then the\r
+ Buffer member will be NULL.\r
\r
- @param Buffer Points to the file's data (not the header).\r
- Not valid if EFI_FV_FILE_ATTRIB_MEMORY_MAPPED\r
- is zero.\r
+ @param FileHandle The handle of the file.\r
+ @param FileInfo Upon exit, points to the file's\r
+ information.\r
\r
- @param BufferSize Size of the file's data.\r
+ @retval EFI_SUCCESS File information was returned.\r
+ @retval EFI_INVALID_PARAMETER FileHandle does not\r
+ represent a valid file.\r
+ @retval EFI_INVALID_PARAMETER FileInfo is NULL.\r
\r
**/\r
-typedef struct {\r
- EFI_GUID FileName;\r
- EFI_FV_FILETYPE FileType;\r
- EFI_FV_FILE_ATTRIBUTES FileAttributes;\r
- VOID *Buffer;\r
- UINT32 BufferSize;\r
-} EFI_FV_FILE_INFO;\r
+typedef\r
+EFI_STATUS\r
+(EFIAPI *EFI_PEI_FFS_GET_FILE_INFO)(\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT EFI_FV_FILE_INFO *FileInfo\r
+ );\r
\r
/**\r
- \r
- This function returns information about a specific file,\r
- including its file name, type, attributes, starting address and\r
- size. If the firmware volume is not memory mapped then the\r
- Buffer member will be NULL.\r
+ Returns information about a specific file.\r
\r
- @param FileHandle Handle of the file.\r
+ This function returns information about a specific file,\r
+ including its file name, type, attributes, starting address, size and authentication status.\r
+ If the firmware volume is not memory mapped, then the Buffer member will be NULL.\r
\r
- @param FileInfo Upon exit, points to the file¡¯s\r
+ @param FileHandle The handle of the file.\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
+ @retval EFI_SUCCESS File information was returned.\r
+ @retval EFI_INVALID_PARAMETER FileHandle does not\r
represent a valid file.\r
- \r
- @retval EFI_INVALID_PARAMETER If FileInfo is NULL.\r
- \r
+ @retval EFI_INVALID_PARAMETER FileInfo is NULL.\r
+\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_GET_FILE_INFO) (\r
- IN CONST EFI_PEI_FILE_HANDLE FileHandle,\r
- OUT EFI_FV_FILE_INFO *FileInfo\r
-);\r
-\r
-\r
-/**\r
- \r
- @param FvAttributes Attributes of the firmware volume. Type\r
- EFI_FVB_ATTRIBUTES is defined in the\r
- Platform Initialization Firmware Storage\r
- Specficiation.\r
-\r
- @param FvFormat Format of the firmware volume. For PI\r
- Architecture Firmware Volumes, this can\r
- be copied from FileSystemGuid in\r
- EFI_FIRMWARE_VOLUME_HEADER.\r
-\r
- @param FvName Name of the firmware volume. For PI\r
- Architecture Firmware Volumes, this can\r
- be copied from VolumeName in the\r
- extended header of\r
- EFI_FIRMWARE_VOLUME_HEADER.\r
-\r
- @param FvStart Points to the first byte of the firmware\r
- volume, if bit EFI_FVB_MEMORY_MAPPED is\r
- set in FvAttributes. FvSize Size of the\r
- firmware volume.\r
+(EFIAPI *EFI_PEI_FFS_GET_FILE_INFO2)(\r
+ IN EFI_PEI_FILE_HANDLE FileHandle,\r
+ OUT EFI_FV_FILE_INFO2 *FileInfo\r
+ );\r
\r
-**/\r
+///\r
+/// The information of the FV volume.\r
+///\r
typedef struct {\r
- EFI_FVB_ATTRIBUTES FvAttributes;\r
- EFI_GUID FvFormat;\r
- EFI_GUID FvName;\r
- VOID *FvStart;\r
- UINT64 FvSize;\r
+ ///\r
+ /// Attributes of the firmware volume.\r
+ ///\r
+ EFI_FVB_ATTRIBUTES_2 FvAttributes;\r
+ ///\r
+ /// Format of the firmware volume.\r
+ ///\r
+ EFI_GUID FvFormat;\r
+ ///\r
+ /// Name of the firmware volume.\r
+ ///\r
+ EFI_GUID FvName;\r
+ ///\r
+ /// Points to the first byte of the firmware\r
+ /// volume, if bit EFI_FVB_MEMORY_MAPPED is\r
+ /// set in FvAttributes.\r
+ ///\r
+ VOID *FvStart;\r
+ ///\r
+ /// Size of the firmware volume.\r
+ ///\r
+ UINT64 FvSize;\r
} EFI_FV_INFO;\r
\r
/**\r
- \r
- This function returns information about a specific firmware\r
- volume, including its name, type, attributes, starting address\r
+ Returns information about the specified volume.\r
+\r
+ This function returns information about a specific firmware\r
+ volume, including its name, type, attributes, starting address\r
and size.\r
\r
@param VolumeHandle Handle of the volume.\r
+ @param VolumeInfo Upon exit, points to the volume's information.\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
+ @retval EFI_SUCCESS The volume information returned.\r
+ @retval EFI_INVALID_PARAMETER If VolumeHandle does not represent a valid volume.\r
+ @retval EFI_INVALID_PARAMETER If VolumeHandle is NULL.\r
+ @retval EFI_SUCCESS Information was successfully returned.\r
+ @retval EFI_INVALID_PARAMETER The volume designated by the VolumeHandle is not available.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_FFS_GET_VOLUME_INFO) (\r
- IN CONST EFI_PEI_FV_HANDLE *VolumeHandle,\r
- OUT EFI_FV_INFO *VolumeInfo\r
-);\r
+(EFIAPI *EFI_PEI_FFS_GET_VOLUME_INFO)(\r
+ IN EFI_PEI_FV_HANDLE VolumeHandle,\r
+ OUT EFI_FV_INFO *VolumeInfo\r
+ );\r
\r
/**\r
- \r
- This service registers a file handle so that after memory is\r
- available, the PEIM will be re-loaded into permanent memory and\r
- re-initialized. The PEIM registered this way will always be\r
- initialized twice. The first time, this function call will\r
- return EFI_SUCCESS. The second time, this function call will\r
- return EFI_ALREADY_STARTED. Depending on the order in which\r
- PEIMs are dispatched, the PEIM making this call may be\r
- initialized after permanent memory is installed, even the first\r
+ Register a PEIM so that it will be shadowed and called again.\r
+\r
+ This service registers a file handle so that after memory is\r
+ available, the PEIM will be re-loaded into permanent memory and\r
+ re-initialized. The PEIM registered this way will always be\r
+ initialized twice. The first time, this function call will\r
+ return EFI_SUCCESS. The second time, this function call will\r
+ return EFI_ALREADY_STARTED. Depending on the order in which\r
+ PEIMs are dispatched, the PEIM making this call may be\r
+ initialized after permanent memory is installed, even the first\r
time.\r
\r
- @param FileHandle PEIM¡¯s file handle. Must be the currently\r
- xecuting PEIM.\r
- \r
- @retval EFI_SUCCESS The PEIM was successfully registered for\r
- shadowing.\r
+ @param FileHandle PEIM's file handle. Must be the currently\r
+ executing PEIM.\r
\r
- @retval EFI_ALREADY_STARTED The PEIM was previously\r
+ @retval EFI_SUCCESS The PEIM was successfully registered for\r
+ shadowing.\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
+ @retval EFI_NOT_FOUND The FileHandle does not refer to a\r
+ valid file handle.\r
\r
**/\r
typedef\r
EFI_STATUS\r
-(EFIAPI *EFI_PEI_REGISTER_FOR_SHADOW) (\r
- IN CONST EFI_PEI_FILE_HANDLE FileHandle\r
-);\r
-\r
+(EFIAPI *EFI_PEI_REGISTER_FOR_SHADOW)(\r
+ IN EFI_PEI_FILE_HANDLE FileHandle\r
+ );\r
\r
//\r
// PEI Specification Revision information\r
//\r
#define PEI_SPECIFICATION_MAJOR_REVISION 1\r
-#define PEI_SPECIFICATION_MINOR_REVISION 0\r
-\r
+#define PEI_SPECIFICATION_MINOR_REVISION 70\r
+///\r
+/// Specification inconsistency here:\r
+/// In the PI1.0 spec, PEI_SERVICES_SIGNATURE is defined as 0x5652455320494550. But\r
+/// to pass a multiple tool chain, it appends an ULL.\r
+///\r
//\r
// PEI Services Table\r
//\r
-#define PEI_SERVICES_SIGNATURE 0x5652455320494550\r
-#define PEI_SERVICES_REVISION (PEI_SPECIFICATION_MAJOR_REVISION<<16) | (PEI_SPECIFICATION_MINOR_REVISION)\r
-\r
-struct EFI_PEI_SERVICES {\r
- EFI_TABLE_HEADER Hdr;\r
- //\r
- // PPI Functions\r
- //\r
- EFI_PEI_INSTALL_PPI InstallPpi;\r
- EFI_PEI_REINSTALL_PPI ReInstallPpi;\r
- EFI_PEI_LOCATE_PPI LocatePpi;\r
- EFI_PEI_NOTIFY_PPI NotifyPpi;\r
- //\r
- // Boot Mode Functions\r
- //\r
- EFI_PEI_GET_BOOT_MODE GetBootMode;\r
- EFI_PEI_SET_BOOT_MODE SetBootMode;\r
- //\r
- // HOB Functions\r
- //\r
- EFI_PEI_GET_HOB_LIST GetHobList;\r
- EFI_PEI_CREATE_HOB CreateHob;\r
- //\r
- // Firmware Volume Functions\r
- //\r
- EFI_PEI_FFS_FIND_NEXT_VOLUME2 FfsFindNextVolume;\r
- EFI_PEI_FFS_FIND_NEXT_FILE2 FfsFindNextFile;\r
- EFI_PEI_FFS_FIND_SECTION_DATA2 FfsFindSectionData;\r
- //\r
- // PEI Memory Functions\r
- //\r
- EFI_PEI_INSTALL_PEI_MEMORY InstallPeiMemory;\r
- EFI_PEI_ALLOCATE_PAGES AllocatePages;\r
- EFI_PEI_ALLOCATE_POOL AllocatePool;\r
- EFI_PEI_COPY_MEM CopyMem;\r
- EFI_PEI_SET_MEM SetMem;\r
- //\r
- // Status Code\r
- EFI_PEI_REPORT_STATUS_CODE ReportStatusCode;\r
- //\r
- // Reset\r
- //\r
- EFI_PEI_RESET_SYSTEM ResetSystem;\r
- //\r
- // (the following interfaces are installed by publishing PEIM)\r
- //\r
- // I/O Abstractions\r
- //\r
- EFI_PEI_CPU_IO_PPI *CpuIo;\r
- EFI_PEI_PCI_CFG2_PPI *PciCfg;\r
- //\r
- // Future Installed Services\r
- EFI_PEI_FFS_FIND_BY_NAME FfsFindFileByName;\r
- EFI_PEI_FFS_GET_FILE_INFO FfsGetFileInfo;\r
- EFI_PEI_FFS_GET_VOLUME_INFO FfsGetVolumeInfo;\r
- EFI_PEI_REGISTER_FOR_SHADOW RegisterForShadow;\r
-} ;\r
+#define PEI_SERVICES_SIGNATURE 0x5652455320494550ULL\r
+///\r
+/// Specification inconsistency here:\r
+/// In the PI1.0 specification, there is a typo error in PEI_SERVICES_REVISION. In the specification the defintion is\r
+/// #define ((PEI_SPECIFICATION_MAJOR_REVISION<<16) |(PEI_SPECIFICATION_MINOR_REVISION))\r
+/// and it should be as follows:\r
+///\r
+#define PEI_SERVICES_REVISION ((PEI_SPECIFICATION_MAJOR_REVISION<<16) | (PEI_SPECIFICATION_MINOR_REVISION))\r
+\r
+///\r
+/// EFI_PEI_SERVICES is a collection of functions whose implementation is provided by the PEI\r
+/// Foundation. These services fall into various classes, including the following:\r
+/// - Managing the boot mode\r
+/// - Allocating both early and permanent memory\r
+/// - Supporting the Firmware File System (FFS)\r
+/// - Abstracting the PPI database abstraction\r
+/// - Creating Hand-Off Blocks (HOBs).\r
+///\r
+struct _EFI_PEI_SERVICES {\r
+ ///\r
+ /// The table header for the PEI Services Table.\r
+ ///\r
+ EFI_TABLE_HEADER Hdr;\r
\r
-\r
-typedef struct _EFI_SEC_PEI_HAND_OFF {\r
//\r
- // Size of the data structure.\r
- // \r
- UINT16 DataSize;\r
+ // PPI Functions\r
+ //\r
+ EFI_PEI_INSTALL_PPI InstallPpi;\r
+ EFI_PEI_REINSTALL_PPI ReInstallPpi;\r
+ EFI_PEI_LOCATE_PPI LocatePpi;\r
+ EFI_PEI_NOTIFY_PPI NotifyPpi;\r
\r
//\r
- // Points to the first byte of the boot firmware volume, \r
- // which the PEI Dispatcher should search for \r
- // PEI modules.\r
- // \r
- VOID *BootFirmwareVolumeBase;\r
+ // Boot Mode Functions\r
+ //\r
+ EFI_PEI_GET_BOOT_MODE GetBootMode;\r
+ EFI_PEI_SET_BOOT_MODE SetBootMode;\r
\r
//\r
- // Size of the boot firmware volume, in bytes.\r
- // \r
- UINTN BootFirmwareVolumeSize;\r
+ // HOB Functions\r
+ //\r
+ EFI_PEI_GET_HOB_LIST GetHobList;\r
+ EFI_PEI_CREATE_HOB CreateHob;\r
\r
//\r
- // Points to the first byte of the temporary RAM.\r
- // \r
- VOID *TemporaryRamBase;\r
+ // Firmware Volume Functions\r
+ //\r
+ EFI_PEI_FFS_FIND_NEXT_VOLUME2 FfsFindNextVolume;\r
+ EFI_PEI_FFS_FIND_NEXT_FILE2 FfsFindNextFile;\r
+ EFI_PEI_FFS_FIND_SECTION_DATA2 FfsFindSectionData;\r
\r
//\r
- // Size of the temporary RAM, in bytes.\r
- // \r
- UINTN TemporaryRamSize;\r
+ // PEI Memory Functions\r
+ //\r
+ EFI_PEI_INSTALL_PEI_MEMORY InstallPeiMemory;\r
+ EFI_PEI_ALLOCATE_PAGES AllocatePages;\r
+ EFI_PEI_ALLOCATE_POOL AllocatePool;\r
+ EFI_PEI_COPY_MEM CopyMem;\r
+ EFI_PEI_SET_MEM SetMem;\r
\r
//\r
- // Points to the first byte of the temporary RAM \r
- // available for use by the PEI Foundation. The area \r
- // described by PeiTemporaryRamBase and PeiTemporaryRamSize \r
- // must not extend outside beyond the area described by\r
- // TemporaryRamBase & TemporaryRamSize. This area should not\r
- // overlap with the area reported by StackBase and \r
- // StackSize.\r
+ // Status Code\r
//\r
- VOID *PeiTemporaryRamBase;\r
+ EFI_PEI_REPORT_STATUS_CODE ReportStatusCode;\r
\r
//\r
- // Size of the available temporary RAM available for \r
- // use by the PEI Foundation, in bytes.\r
- // \r
- UINTN PeiTemporaryRamSize;\r
+ // Reset\r
+ //\r
+ EFI_PEI_RESET_SYSTEM ResetSystem;\r
\r
//\r
- // Points to the first byte of the stack. \r
- // This are may be part of the memory described by \r
- // TemporaryRamBase and TemporaryRamSize \r
- // or may be an entirely separate area.\r
- // \r
- VOID *StackBase;\r
+ // (the following interfaces are installed by publishing PEIM)\r
+ // I/O Abstractions\r
+ //\r
+ EFI_PEI_CPU_IO_PPI *CpuIo;\r
+ EFI_PEI_PCI_CFG2_PPI *PciCfg;\r
\r
//\r
- // Size of the stack, in bytes.\r
- // \r
- UINTN StackSize;\r
+ // Future Installed Services\r
+ //\r
+ EFI_PEI_FFS_FIND_BY_NAME FfsFindFileByName;\r
+ EFI_PEI_FFS_GET_FILE_INFO FfsGetFileInfo;\r
+ EFI_PEI_FFS_GET_VOLUME_INFO FfsGetVolumeInfo;\r
+ EFI_PEI_REGISTER_FOR_SHADOW RegisterForShadow;\r
+ EFI_PEI_FFS_FIND_SECTION_DATA3 FindSectionData3;\r
+ EFI_PEI_FFS_GET_FILE_INFO2 FfsGetFileInfo2;\r
+ EFI_PEI_RESET2_SYSTEM ResetSystem2;\r
+ EFI_PEI_FREE_PAGES FreePages;\r
+};\r
+\r
+///\r
+/// EFI_SEC_PEI_HAND_OFF structure holds information about\r
+/// PEI core's operating environment, such as the size of location of\r
+/// temporary RAM, the stack location and BFV location.\r
+///\r
+typedef struct _EFI_SEC_PEI_HAND_OFF {\r
+ ///\r
+ /// Size of the data structure.\r
+ ///\r
+ UINT16 DataSize;\r
+\r
+ ///\r
+ /// Points to the first byte of the boot firmware volume,\r
+ /// which the PEI Dispatcher should search for\r
+ /// PEI modules.\r
+ ///\r
+ VOID *BootFirmwareVolumeBase;\r
+\r
+ ///\r
+ /// Size of the boot firmware volume, in bytes.\r
+ ///\r
+ UINTN BootFirmwareVolumeSize;\r
+\r
+ ///\r
+ /// Points to the first byte of the temporary RAM.\r
+ ///\r
+ VOID *TemporaryRamBase;\r
+\r
+ ///\r
+ /// Size of the temporary RAM, in bytes.\r
+ ///\r
+ UINTN TemporaryRamSize;\r
+\r
+ ///\r
+ /// Points to the first byte of the temporary RAM\r
+ /// available for use by the PEI Foundation. The area\r
+ /// described by PeiTemporaryRamBase and PeiTemporaryRamSize\r
+ /// must not extend outside beyond the area described by\r
+ /// TemporaryRamBase & TemporaryRamSize. This area should not\r
+ /// overlap with the area reported by StackBase and\r
+ /// StackSize.\r
+ ///\r
+ VOID *PeiTemporaryRamBase;\r
+\r
+ ///\r
+ /// The size of the available temporary RAM available for\r
+ /// use by the PEI Foundation, in bytes.\r
+ ///\r
+ UINTN PeiTemporaryRamSize;\r
+\r
+ ///\r
+ /// Points to the first byte of the stack.\r
+ /// This are may be part of the memory described by\r
+ /// TemporaryRamBase and TemporaryRamSize\r
+ /// or may be an entirely separate area.\r
+ ///\r
+ VOID *StackBase;\r
+\r
+ ///\r
+ /// Size of the stack, in bytes.\r
+ ///\r
+ UINTN StackSize;\r
} EFI_SEC_PEI_HAND_OFF;\r
\r
+/**\r
+ The entry point of PEI Foundation.\r
+\r
+ This function is the entry point for the PEI Foundation, which\r
+ allows the SEC phase to pass information about the stack,\r
+ temporary RAM and the Boot Firmware Volume. In addition, it also\r
+ allows the SEC phase to pass services and data forward for use\r
+ during the PEI phase in the form of one or more PPIs. These PPI's\r
+ will be installed and/or immediately signaled if they are\r
+ notification type. There is no limit to the number of additional\r
+ PPIs that can be passed from SEC into the PEI Foundation. As part\r
+ of its initialization phase, the PEI Foundation will add these\r
+ SEC-hosted PPIs to its PPI database such that both the PEI\r
+ Foundation and any modules can leverage the associated service\r
+ calls and/or code in these early PPIs.\r
+\r
+ @param SecCoreData Points to a data structure containing\r
+ information about the PEI core's\r
+ operating environment, such as the size\r
+ and location of temporary RAM, the stack\r
+ location and the BFV location.\r
+\r
+ @param PpiList Points to a list of one or more PPI\r
+ descriptors to be installed initially by\r
+ the PEI core. An empty PPI list consists\r
+ of a single descriptor with the end-tag\r
+ EFI_PEI_PPI_DESCRIPTOR_TERMINATE_LIST.\r
+ As part of its initialization phase, the\r
+ PEI Foundation will add these SEC-hosted\r
+ PPIs to its PPI database such that both\r
+ the PEI Foundation and any modules can\r
+ leverage the associated service calls\r
+ and/or code in these early PPIs.\r
+\r
+\r
+**/\r
+typedef\r
+VOID\r
+(EFIAPI *EFI_PEI_CORE_ENTRY_POINT)(\r
+ IN CONST EFI_SEC_PEI_HAND_OFF *SecCoreData,\r
+ IN CONST EFI_PEI_PPI_DESCRIPTOR *PpiList\r
+ );\r
+\r
#endif\r