| /** @file |
| Module entry point library for UEFI drivers, DXE Drivers, DXE Runtime Drivers, |
| and DXE SMM Drivers. |
| |
| Copyright (c) 2006 - 2008, 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. |
| |
| **/ |
| |
| #ifndef __MODULE_ENTRY_POINT_H__ |
| #define __MODULE_ENTRY_POINT_H__ |
| |
| /// |
| ///Declare the PI Specification Revision that this driver requires to execute correctly. |
| /// |
| extern CONST UINT32 _gDxeRevision; |
| |
| /// |
| /// Declare the EFI/UEFI Specification Revision to which this driver is implemented |
| /// |
| extern CONST UINT32 _gUefiDriverRevision; |
| |
| /// |
| /// Declare the number of unload handler in the image. |
| /// |
| extern CONST UINT8 _gDriverUnloadImageCount; |
| |
| |
| /** |
| The entry point of PE/COFF Image for a DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| |
| This function is the entry point for a DXE Driver, DXE Runtime Driver, DXE SMM Driver, |
| or UEFI Driver. This function must call ProcessLibraryConstructorList() and |
| ProcessModuleEntryPointList(). If the return status from ProcessModuleEntryPointList() |
| is an error status, then ProcessLibraryDestructorList() must be called. The return value |
| from ProcessModuleEntryPointList() is returned. If _gDriverUnloadImageCount is greater |
| than zero, then an unload handler must be registered for this image and the unload handler |
| must invoke ProcessModuleUnloadList(). |
| If _gUefiDriverRevision is not zero and SystemTable->Hdr.Revision is less than _gUefiDriverRevison, |
| then return EFI_INCOMPATIBLE_VERSION. |
| |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| @param SystemTable A pointer to the EFI System Table. |
| |
| @retval EFI_SUCCESS The DXE Driver, DXE Runtime Driver, DXE SMM Driver, |
| or UEFI Driver exited normally. |
| @retval EFI_INCOMPATIBLE_VERSION _gUefiDriverRevision is greater than SystemTable->Hdr.Revision. |
| @retval Other Return value from ProcessModuleEntryPointList(). |
| |
| **/ |
| EFI_STATUS |
| EFIAPI |
| _ModuleEntryPoint ( |
| IN EFI_HANDLE ImageHandle, |
| IN EFI_SYSTEM_TABLE *SystemTable |
| ); |
| |
| |
| /** |
| Required by the EBC compiler and identical in functionality to _ModuleEntryPoint(). |
| |
| This function is required to call _ModuleEntryPoint() passing in ImageHandle, and SystemTable. |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| @param SystemTable A pointer to the EFI System Table. |
| |
| @retval EFI_SUCCESS The DXE Driver, DXE Runtime Driver, DXE SMM Driver, |
| or UEFI Driver exited normally. |
| @retval EFI_INCOMPATIBLE_VERSION _gUefiDriverRevision is greater than SystemTable->Hdr.Revision. |
| @retval Other Return value from ProcessModuleEntryPointList(). |
| **/ |
| EFI_STATUS |
| EFIAPI |
| EfiMain ( |
| IN EFI_HANDLE ImageHandle, |
| IN EFI_SYSTEM_TABLE *SystemTable |
| ); |
| |
| |
| /** |
| Invokes the library destructors for all dependent libraries and terminates the |
| DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| |
| This function calls ProcessLibraryDestructorList() and the EFI Boot Service Exit() |
| with a status specified by Status. |
| |
| @param Status Status returned by the driver that is exiting. |
| |
| **/ |
| VOID |
| EFIAPI |
| ExitDriver ( |
| IN EFI_STATUS Status |
| ); |
| |
| |
| /** |
| Autogenerated function that calls the library constructors for all of the module's |
| dependent libraries. |
| |
| This function must be called by _ModuleEntryPoint(). |
| This function calls the set of library constructors for the set of library instances |
| that a module depends on. This includes library instances that a module depends on |
| directly and library instances that a module depends on indirectly through other libraries. |
| This function is autogenerated by build tools and those build tools are responsible |
| for collecting the set of library instances, determine which ones have constructors, |
| and calling the library constructors in the proper order based upon each of the library |
| instances own dependencies. |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| @param SystemTable A pointer to the EFI System Table. |
| |
| **/ |
| VOID |
| EFIAPI |
| ProcessLibraryConstructorList ( |
| IN EFI_HANDLE ImageHandle, |
| IN EFI_SYSTEM_TABLE *SystemTable |
| ); |
| |
| |
| /** |
| Autogenerated function that calls the library descructors for all of the module's |
| dependent libraries. |
| |
| This function may be called by _ModuleEntryPoint() or ExitDriver(). |
| This function calls the set of library destructors for the set of library instances |
| that a module depends on. This includes library instances that a module depends on |
| directly and library instances that a module depends on indirectly through other libraries. |
| This function is autogenerated by build tools and those build tools are responsible for |
| collecting the set of library instances, determine which ones have destructors, and calling |
| the library destructors in the proper order based upon each of the library instances own dependencies. |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| @param SystemTable A pointer to the EFI System Table. |
| |
| **/ |
| VOID |
| EFIAPI |
| ProcessLibraryDestructorList ( |
| IN EFI_HANDLE ImageHandle, |
| IN EFI_SYSTEM_TABLE *SystemTable |
| ); |
| |
| |
| /** |
| Autogenerated function that calls a set of module entry points. |
| |
| This function must be called by _ModuleEntryPoint(). |
| This function calls the set of module entry points. |
| This function is autogenerated by build tools and those build tools are responsible |
| for collecting the module entry points and calling them in a specified order. |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| @param SystemTable A pointer to the EFI System Table. |
| |
| @retval EFI_SUCCESS The DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver executed normally. |
| @retval !EFI_SUCCESS The DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver failed to execute normally. |
| **/ |
| EFI_STATUS |
| EFIAPI |
| ProcessModuleEntryPointList ( |
| IN EFI_HANDLE ImageHandle, |
| IN EFI_SYSTEM_TABLE *SystemTable |
| ); |
| |
| |
| /** |
| Autogenerated function that calls a set of module unload handlers. |
| |
| This function must be called from the unload handler registered by _ModuleEntryPoint(). |
| This function calls the set of module unload handlers. |
| This function is autogenerated by build tools and those build tools are responsible |
| for collecting the module unload handlers and calling them in a specified order. |
| |
| @param ImageHandle The image handle of the DXE Driver, DXE Runtime Driver, DXE SMM Driver, or UEFI Driver. |
| |
| @retval EFI_SUCCESS The unload handlers executed normally. |
| @retval !EFI_SUCCESS The unload handlers failed to execute normally. |
| |
| **/ |
| EFI_STATUS |
| EFIAPI |
| ProcessModuleUnloadList ( |
| IN EFI_HANDLE ImageHandle |
| ); |
| |
| #endif |