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Diffstat (limited to 'EmbeddedPkg/Include/Library/PrePiLib.h')
| -rw-r--r-- | EmbeddedPkg/Include/Library/PrePiLib.h | 766 |
1 files changed, 766 insertions, 0 deletions
diff --git a/EmbeddedPkg/Include/Library/PrePiLib.h b/EmbeddedPkg/Include/Library/PrePiLib.h new file mode 100644 index 0000000000..61c7e4d7ac --- /dev/null +++ b/EmbeddedPkg/Include/Library/PrePiLib.h @@ -0,0 +1,766 @@ +/** @file + Library that helps implement monolithic PEI. (SEC goes to DXE) + + Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR> + + All rights reserved. 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. + +**/ + +#ifndef __PRE_PI_LIB_H__ +#define __PRE_PI_LIB_H__ + +/** + This service enables discovery of additional firmware volumes. + + @param Instance This instance of the firmware volume to find. The value 0 is the + Boot Firmware Volume (BFV). + @param FwVolHeader Pointer to 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 +FfsFindNextVolume ( + IN UINTN Instance, + IN OUT EFI_PEI_FV_HANDLE *VolumeHandle + ); + + +/** + This service enables discovery of additional firmware files. + + @param SearchType A filter to find files only of this type. + @param FwVolHeader Pointer to the firmware volume header of the volume to search. + This parameter must point to a valid FFS volume. + @param FileHeader Pointer to 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 +FfsFindNextFile ( + IN EFI_FV_FILETYPE SearchType, + IN EFI_PEI_FV_HANDLE VolumeHandle, + IN OUT EFI_PEI_FILE_HANDLE *FileHandle + ); + + +/** + This service enables discovery sections of a given type within a valid FFS file. + + @param SearchType The value of the section type to find. + @param FfsFileHeader 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 +FfsFindSectionData ( + IN EFI_SECTION_TYPE SectionType, + IN EFI_PEI_FILE_HANDLE FileHandle, + OUT VOID **SectionData + ); + + +/** + Find a file in the volume by name + + @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. + + @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 +FfsFindByName ( + IN CONST EFI_GUID *FileName, + IN CONST EFI_PEI_FV_HANDLE VolumeHandle, + OUT EFI_PEI_FILE_HANDLE *FileHandle + ); + + +/** + Get information about the file by name. + + @param FileHandle 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 If FileInfo is NULL. + +**/ +EFI_STATUS +EFIAPI +FfsGetFileInfo ( + IN CONST EFI_PEI_FILE_HANDLE FileHandle, + OUT EFI_FV_FILE_INFO *FileInfo + ); + + +/** + Get Information about the volume by name + + @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 +FfsGetVolumeInfo ( + IN EFI_PEI_FV_HANDLE VolumeHandle, + OUT EFI_FV_INFO *VolumeInfo + ); + + + +/** + Get Fv image from the FV type file, then add FV & FV2 Hob. + + @param FileHandle File handle of a Fv type file. + + + @retval EFI_NOT_FOUND FV image can't be found. + @retval EFI_SUCCESS Successfully to process it. + +**/ +EFI_STATUS +EFIAPI +FfsProcessFvFile ( + IN EFI_PEI_FILE_HANDLE FvFileHandle + ); + + +/** + Search through every FV until you find a file of type FileType + + @param FileType File handle of a Fv type file. + @param Volumehandle On succes Volume Handle of the match + @param FileHandle On success File Handle of the match + + @retval EFI_NOT_FOUND FV image can't be found. + @retval EFI_SUCCESS Successfully found FileType + +**/ +EFI_STATUS +EFIAPI +FfsAnyFvFindFirstFile ( + IN EFI_FV_FILETYPE FileType, + OUT EFI_PEI_FV_HANDLE *VolumeHandle, + OUT EFI_PEI_FILE_HANDLE *FileHandle + ); + + +/** + Get Fv image from the FV type file, then add FV & FV2 Hob. + + @param FileHandle File handle of a Fv type file. + + + @retval EFI_NOT_FOUND FV image can't be found. + @retval EFI_SUCCESS Successfully to process it. + +**/ +EFI_STATUS +EFIAPI +FfsProcessFvFile ( + IN EFI_PEI_FILE_HANDLE FvFileHandle + ); + + +/** + This service enables PEIMs to ascertain the present value of the boot mode. + + + @retval BootMode + +**/ +EFI_BOOT_MODE +EFIAPI +GetBootMode ( + VOID + ); + + +/** + 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 +SetBootMode ( + IN EFI_BOOT_MODE 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. + +**/ +VOID * +EFIAPI +GetHobList ( + VOID + ); + + +/** + Updates the pointer to the HOB list. + + @param HobList Hob list pointer to store + +**/ +EFI_STATUS +EFIAPI +SetHobList ( + IN VOID *HobList + ); + + +/** + Retrieves the magic value from the PE/COFF header. + + @param Hdr The buffer in which to return the PE32, PE32+, or TE header. + + @return EFI_IMAGE_NT_OPTIONAL_HDR32_MAGIC - Image is PE32 + @return EFI_IMAGE_NT_OPTIONAL_HDR64_MAGIC - Image is PE32+ + +**/ +VOID +CreateHobList ( + IN VOID *MemoryBegin, + IN UINTN MemoryLength, + IN VOID *HobBase, + IN VOID *StackBase + ); + + +/** + 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. + + @retval !NULL The HOB was successfully created. + @retval NULL There is no additional space for HOB creation. + +**/ +VOID * +CreateHob ( + IN UINT16 HobType, + IN UINT16 HobLenght + ); + + +/** + Returns the next instance of a HOB type from the starting HOB. + + This function searches the first instance of a HOB type from the starting HOB pointer. + If there does not exist such HOB type from the starting HOB pointer, it will return NULL. + In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer + unconditionally: it returns HobStart back if HobStart itself meets the requirement; + caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart. + If HobStart is NULL, then ASSERT(). + + @param Type The HOB type to return. + @param HobStart The starting HOB pointer to search from. + + @return The next instance of a HOB type from the starting HOB. + +**/ +VOID * +EFIAPI +GetNextHob ( + IN UINT16 Type, + IN CONST VOID *HobStart + ); + +/** + Returns the first instance of a HOB type among the whole HOB list. + + This function searches the first instance of a HOB type among the whole HOB list. + If there does not exist such HOB type in the HOB list, it will return NULL. + + @param Type The HOB type to return. + + @return The next instance of a HOB type from the starting HOB. + +**/ +VOID * +EFIAPI +GetFirstHob ( + IN UINT16 Type + ); + +/** + This function searches the first instance of a HOB from the starting HOB pointer. + Such HOB should satisfy two conditions: + its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid. + If there does not exist such HOB from the starting HOB pointer, it will return NULL. + Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE () + to extract the data section and its size info respectively. + In contrast with macro GET_NEXT_HOB(), this function does not skip the starting HOB pointer + unconditionally: it returns HobStart back if HobStart itself meets the requirement; + caller is required to use GET_NEXT_HOB() if it wishes to skip current HobStart. + If Guid is NULL, then ASSERT(). + If HobStart is NULL, then ASSERT(). + + @param Guid The GUID to match with in the HOB list. + @param HobStart A pointer to a Guid. + + @return The next instance of the matched GUID HOB from the starting HOB. + +**/ +VOID * +EFIAPI +GetNextGuidHob ( + IN CONST EFI_GUID *Guid, + IN CONST VOID *HobStart + ); + +/** + This function searches the first instance of a HOB among the whole HOB list. + Such HOB should satisfy two conditions: + its HOB type is EFI_HOB_TYPE_GUID_EXTENSION and its GUID Name equals to the input Guid. + If there does not exist such HOB from the starting HOB pointer, it will return NULL. + Caller is required to apply GET_GUID_HOB_DATA () and GET_GUID_HOB_DATA_SIZE () + to extract the data section and its size info respectively. + If Guid is NULL, then ASSERT(). + + @param Guid The GUID to match with in the HOB list. + + @return The first instance of the matched GUID HOB among the whole HOB list. + +**/ +VOID * +EFIAPI +GetFirstGuidHob ( + IN CONST EFI_GUID *Guid + ); + + +/** + Builds a HOB for a loaded PE32 module. + + This function builds a HOB for a loaded PE32 module. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If ModuleName is NULL, then ASSERT(). + If there is no additional space for HOB creation, then ASSERT(). + + @param ModuleName The GUID File Name of the module. + @param MemoryAllocationModule The 64 bit physical address of the module. + @param ModuleLength The length of the module in bytes. + @param EntryPoint The 64 bit physical address of the module entry point. + +**/ +VOID +EFIAPI +BuildModuleHob ( + IN CONST EFI_GUID *ModuleName, + IN EFI_PHYSICAL_ADDRESS MemoryAllocationModule, + IN UINT64 ModuleLength, + IN EFI_PHYSICAL_ADDRESS EntryPoint + ); + +/** + Builds a HOB that describes a chunk of system memory. + + This function builds a HOB that describes a chunk of system memory. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param ResourceType The type of resource described by this HOB. + @param ResourceAttribute The resource attributes of the memory described by this HOB. + @param PhysicalStart The 64 bit physical address of memory described by this HOB. + @param NumberOfBytes The length of the memory described by this HOB in bytes. + +**/ +VOID +EFIAPI +BuildResourceDescriptorHob ( + IN EFI_RESOURCE_TYPE ResourceType, + IN EFI_RESOURCE_ATTRIBUTE_TYPE ResourceAttribute, + IN EFI_PHYSICAL_ADDRESS PhysicalStart, + IN UINT64 NumberOfBytes + ); + +/** + Builds a GUID HOB with a certain data length. + + This function builds a customized HOB tagged with a GUID for identification + and returns the start address of GUID HOB data so that caller can fill the customized data. + The HOB Header and Name field is already stripped. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If Guid is NULL, then ASSERT(). + If there is no additional space for HOB creation, then ASSERT(). + If DataLength >= (0x10000 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT(). + + @param Guid The GUID to tag the customized HOB. + @param DataLength The size of the data payload for the GUID HOB. + + @return The start address of GUID HOB data. + +**/ +VOID * +EFIAPI +BuildGuidHob ( + IN CONST EFI_GUID *Guid, + IN UINTN DataLength + ); + +/** + Copies a data buffer to a newly-built HOB. + + This function builds a customized HOB tagged with a GUID for identification, + copies the input data to the HOB data field and returns the start address of the GUID HOB data. + The HOB Header and Name field is already stripped. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If Guid is NULL, then ASSERT(). + If Data is NULL and DataLength > 0, then ASSERT(). + If there is no additional space for HOB creation, then ASSERT(). + If DataLength >= (0x10000 - sizeof (EFI_HOB_GUID_TYPE)), then ASSERT(). + + @param Guid The GUID to tag the customized HOB. + @param Data The data to be copied into the data field of the GUID HOB. + @param DataLength The size of the data payload for the GUID HOB. + + @return The start address of GUID HOB data. + +**/ +VOID * +EFIAPI +BuildGuidDataHob ( + IN CONST EFI_GUID *Guid, + IN VOID *Data, + IN UINTN DataLength + ); + +/** + Builds a Firmware Volume HOB. + + This function builds a Firmware Volume HOB. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The base address of the Firmware Volume. + @param Length The size of the Firmware Volume in bytes. + +**/ +VOID +EFIAPI +BuildFvHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length + ); + +/** + Builds a Firmware Volume HOB and a resrouce descriptor hob + + This function builds a Firmware Volume HOB. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The base address of the Firmware Volume. + @param Length The size of the Firmware Volume in bytes. + +**/ +VOID +EFIAPI +BuildFvHobs ( + IN EFI_PHYSICAL_ADDRESS PhysicalStart, + IN UINT64 NumberOfBytes, + IN EFI_RESOURCE_ATTRIBUTE_TYPE *ResourceAttribute OPTIONAL + ); + + +/** + Builds a EFI_HOB_TYPE_FV2 HOB. + + This function builds a EFI_HOB_TYPE_FV2 HOB. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The base address of the Firmware Volume. + @param Length The size of the Firmware Volume in bytes. + @param FvName The name of the Firmware Volume. + @param FileName The name of the file. + +**/ +VOID +EFIAPI +BuildFv2Hob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN CONST EFI_GUID *FvName, + IN CONST EFI_GUID *FileName + ); + +/** + Builds a Capsule Volume HOB. + + This function builds a Capsule Volume HOB. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The base address of the Capsule Volume. + @param Length The size of the Capsule Volume in bytes. + +**/ +VOID +EFIAPI +BuildCvHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length + ); + +/** + Builds a HOB for the CPU. + + This function builds a HOB for the CPU. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param SizeOfMemorySpace The maximum physical memory addressability of the processor. + @param SizeOfIoSpace The maximum physical I/O addressability of the processor. + +**/ +VOID +EFIAPI +BuildCpuHob ( + IN UINT8 SizeOfMemorySpace, + IN UINT8 SizeOfIoSpace + ); + +/** + Builds a HOB for the Stack. + + This function builds a HOB for the stack. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The 64 bit physical address of the Stack. + @param Length The length of the stack in bytes. + +**/ +VOID +EFIAPI +BuildStackHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length + ); + +/** + Update the Stack Hob if the stack has been moved + + @param BaseAddress The 64 bit physical address of the Stack. + @param Length The length of the stack in bytes. + +**/ +VOID +UpdateStackHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length + ); + + +/** + Builds a HOB for the BSP store. + + This function builds a HOB for BSP store. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The 64 bit physical address of the BSP. + @param Length The length of the BSP store in bytes. + @param MemoryType Type of memory allocated by this HOB. + +**/ +VOID +EFIAPI +BuildBspStoreHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN EFI_MEMORY_TYPE MemoryType + ); + +/** + Builds a HOB for the memory allocation. + + This function builds a HOB for the memory allocation. + It can only be invoked during PEI phase; + for DXE phase, it will ASSERT() since PEI HOB is read-only for DXE phase. + If there is no additional space for HOB creation, then ASSERT(). + + @param BaseAddress The 64 bit physical address of the memory. + @param Length The length of the memory allocation in bytes. + @param MemoryType Type of memory allocated by this HOB. + +**/ +VOID +EFIAPI +BuildMemoryAllocationHob ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN EFI_MEMORY_TYPE MemoryType + ); + + +/** + Allocates one or more 4KB pages of type EfiBootServicesData. + + Allocates the number of 4KB pages of MemoryType and returns a pointer to the + allocated buffer. The buffer returned is aligned on a 4KB boundary. If Pages is 0, then NULL + is returned. If there is not enough memory remaining to satisfy the request, then NULL is + returned. + + @param Pages The number of 4 KB pages to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocatePages ( + IN UINTN Pages + ); + +/** + Allocates a buffer of type EfiBootServicesData. + + Allocates the number bytes specified by AllocationSize of type EfiBootServicesData and returns a + pointer to the allocated buffer. If AllocationSize is 0, then a valid buffer of 0 size is + returned. If there is not enough memory remaining to satisfy the request, then NULL is returned. + + @param AllocationSize The number of bytes to allocate. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocatePool ( + IN UINTN AllocationSize + ); + + +/** + Allocates one or more 4KB pages of type EfiBootServicesData at a specified alignment. + + Allocates the number of 4KB pages specified by Pages of type EfiBootServicesData with an + alignment specified by Alignment. The allocated buffer is returned. If Pages is 0, then NULL is + returned. If there is not enough memory at the specified alignment remaining to satisfy the + request, then NULL is returned. + If Alignment is not a power of two and Alignment is not zero, then ASSERT(). + + @param Pages The number of 4 KB pages to allocate. + @param Alignment The requested alignment of the allocation. Must be a power of two. + If Alignment is zero, then byte alignment is used. + + @return A pointer to the allocated buffer or NULL if allocation fails. + +**/ +VOID * +EFIAPI +AllocateAlignedPages ( + IN UINTN Pages, + IN UINTN Alignment + ); + + +EFI_STATUS +EFIAPI +LoadPeCoffImage ( + IN VOID *PeCoffImage, + OUT EFI_PHYSICAL_ADDRESS *ImageAddress, + OUT UINT64 *ImageSize, + OUT EFI_PHYSICAL_ADDRESS *EntryPoint + ); + +EFI_STATUS +EFIAPI +LoadDxeCoreFromFfsFile ( + IN EFI_PEI_FILE_HANDLE FileHandle, + IN UINTN StackSize + ); + +EFI_STATUS +EFIAPI +LoadDxeCoreFromFv ( + IN UINTN *FvInstance, OPTIONAL + IN UINTN StackSize + ); + +EFI_STATUS +EFIAPI +DecompressFirstFv ( + VOID + ); + +VOID +EFIAPI +AddDxeCoreReportStatusCodeCallback ( + VOID + ); + + +#endif |