212 lines
7.1 KiB
C
212 lines
7.1 KiB
C
/* $Id: VBoxFsDxe.c 29125 2010-05-06 09:43:05Z vboxsync $ */
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/** @file
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* VBoxFsDxe.c - VirtualBox FS wrapper
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*/
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/*
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* Copyright (C) 2010 Oracle Corporation
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*
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* This file is part of VirtualBox Open Source Edition (OSE), as
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* available from http://www.virtualbox.org. This file is free software;
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* you can redistribute it and/or modify it under the terms of the GNU
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* General Public License (GPL) as published by the Free Software
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* Foundation, in version 2 as it comes in the "COPYING" file of the
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* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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*/
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/*******************************************************************************
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* Header Files *
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*******************************************************************************/
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#include <Protocol/ComponentName.h>
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#include <Protocol/ComponentName2.h>
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#include <Protocol/DriverBinding.h>
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#include <Protocol/PciIo.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/UefiLib.h>
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#include <IndustryStandard/Pci22.h>
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/*******************************************************************************
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* Internal Functions *
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*******************************************************************************/
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static EFI_STATUS EFIAPI
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VBoxFsDB_Supported(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL);
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static EFI_STATUS EFIAPI
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VBoxFsDB_Start(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL);
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static EFI_STATUS EFIAPI
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VBoxFsDB_Stop(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer OPTIONAL);
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static EFI_STATUS EFIAPI
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VBoxFsCN_GetDriverName(IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language, OUT CHAR16 **DriverName);
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static EFI_STATUS EFIAPI
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VBoxFsCN_GetControllerName(IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language, OUT CHAR16 **ControllerName);
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static EFI_STATUS EFIAPI
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VBoxFsCN2_GetDriverName(IN EFI_COMPONENT_NAME2_PROTOCOL *This,
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IN CHAR8 *Language, OUT CHAR16 **DriverName);
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static EFI_STATUS EFIAPI
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VBoxFsCN2_GetControllerName(IN EFI_COMPONENT_NAME2_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language, OUT CHAR16 **ControllerName);
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/** EFI Driver Binding Protocol. */
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static EFI_DRIVER_BINDING_PROTOCOL g_VBoxFsDB =
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{
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VBoxFsDB_Supported,
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VBoxFsDB_Start,
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VBoxFsDB_Stop,
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/* .Version = */ 1,
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/* .ImageHandle = */ NULL,
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/* .DriverBindingHandle = */ NULL
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};
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/** EFI Component Name Protocol. */
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static const EFI_COMPONENT_NAME_PROTOCOL g_VBoxFsCN =
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{
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VBoxFsCN_GetDriverName,
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VBoxFsCN_GetControllerName,
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"eng"
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};
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/** EFI Component Name 2 Protocol. */
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static const EFI_COMPONENT_NAME2_PROTOCOL g_VBoxFsCN2 =
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{
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VBoxFsCN2_GetDriverName,
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VBoxFsCN2_GetControllerName,
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"en"
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};
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/** Driver name translation table. */
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static CONST EFI_UNICODE_STRING_TABLE g_aVBoxFsDriverLangAndNames[] =
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{
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{ "eng;en", L"VBox Universal FS Wrapper Driver" },
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{ NULL, NULL }
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};
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/**
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* VBoxFsDxe entry point.
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*
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* @returns EFI status code.
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*
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* @param ImageHandle The image handle.
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* @param SystemTable The system table pointer.
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*/
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EFI_STATUS EFIAPI
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DxeInitializeVBoxFs(IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable)
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{
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EFI_STATUS rc;
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DEBUG((DEBUG_INFO, "DxeInitializeVBoxFsDxe\n"));
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rc = EfiLibInstallDriverBindingComponentName2(ImageHandle, SystemTable,
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&g_VBoxFsDB, ImageHandle,
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&g_VBoxFsCN, &g_VBoxFsCN2);
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ASSERT_EFI_ERROR(rc);
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return rc;
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}
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EFI_STATUS EFIAPI
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DxeUninitializeVBoxFs(IN EFI_HANDLE ImageHandle)
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{
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return EFI_SUCCESS;
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}
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/**
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* @copydoc EFI_DRIVER_BINDING_SUPPORTED
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*/
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static EFI_STATUS EFIAPI
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VBoxFsDB_Supported(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL)
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{
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EFI_STATUS rcRet = EFI_UNSUPPORTED;
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/* EFI_STATUS rc; */
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return rcRet;
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}
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/**
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* @copydoc EFI_DRIVER_BINDING_START
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*/
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static EFI_STATUS EFIAPI
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VBoxFsDB_Start(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL)
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{
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/* EFI_STATUS rc; */
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return EFI_UNSUPPORTED;
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}
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/**
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* @copydoc EFI_DRIVER_BINDING_STOP
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*/
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static EFI_STATUS EFIAPI
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VBoxFsDB_Stop(IN EFI_DRIVER_BINDING_PROTOCOL *This, IN EFI_HANDLE ControllerHandle,
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IN UINTN NumberOfChildren, IN EFI_HANDLE *ChildHandleBuffer OPTIONAL)
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{
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/* EFI_STATUS rc; */
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return EFI_UNSUPPORTED;
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}
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/** @copydoc EFI_COMPONENT_NAME_GET_DRIVER_NAME */
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static EFI_STATUS EFIAPI
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VBoxFsCN_GetDriverName(IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN CHAR8 *Language, OUT CHAR16 **DriverName)
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{
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return LookupUnicodeString2(Language,
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This->SupportedLanguages,
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&g_aVBoxFsDriverLangAndNames[0],
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DriverName,
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TRUE);
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}
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/** @copydoc EFI_COMPONENT_NAME_GET_CONTROLLER_NAME */
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static EFI_STATUS EFIAPI
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VBoxFsCN_GetControllerName(IN EFI_COMPONENT_NAME_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language, OUT CHAR16 **ControllerName)
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{
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/** @todo try query the protocol from the controller and forward the query. */
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return EFI_UNSUPPORTED;
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}
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/** @copydoc EFI_COMPONENT_NAME2_GET_DRIVER_NAME */
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static EFI_STATUS EFIAPI
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VBoxFsCN2_GetDriverName(IN EFI_COMPONENT_NAME2_PROTOCOL *This,
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IN CHAR8 *Language, OUT CHAR16 **DriverName)
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{
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return LookupUnicodeString2(Language,
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This->SupportedLanguages,
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&g_aVBoxFsDriverLangAndNames[0],
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DriverName,
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FALSE);
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}
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/** @copydoc EFI_COMPONENT_NAME2_GET_CONTROLLER_NAME */
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static EFI_STATUS EFIAPI
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VBoxFsCN2_GetControllerName(IN EFI_COMPONENT_NAME2_PROTOCOL *This,
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IN EFI_HANDLE ControllerHandle,
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IN EFI_HANDLE ChildHandle OPTIONAL,
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IN CHAR8 *Language, OUT CHAR16 **ControllerName)
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{
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/** @todo try query the protocol from the controller and forward the query. */
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return EFI_UNSUPPORTED;
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}
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