mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-21 15:57:42 +01:00
470 lines
16 KiB
C
470 lines
16 KiB
C
/** @file
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File explorer related functions.
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "BootMaint.h"
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/**
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Update the File Explore page.
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@param CallbackData The BMM context data.
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@param MenuOption Pointer to menu options to display.
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**/
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VOID
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UpdateFileExplorePage (
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IN BMM_CALLBACK_DATA *CallbackData,
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BM_MENU_OPTION *MenuOption
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)
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{
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UINTN Index;
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BM_MENU_ENTRY *NewMenuEntry;
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BM_FILE_CONTEXT *NewFileContext;
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EFI_FORM_ID FormId;
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NewMenuEntry = NULL;
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NewFileContext = NULL;
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FormId = 0;
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RefreshUpdateData ();
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mStartLabel->Number = FORM_FILE_EXPLORER_ID;
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for (Index = 0; Index < MenuOption->MenuNumber; Index++) {
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NewMenuEntry = BOpt_GetMenuEntry (MenuOption, Index);
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NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;
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if (NewFileContext->IsBootLegacy) {
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continue;
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}
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if ((NewFileContext->IsDir) || (FileExplorerStateBootFromFile == CallbackData->FeCurrentState)) {
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//
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// Create Text opcode for directory, also create Text opcode for file in FileExplorerStateBootFromFile.
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//
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HiiCreateActionOpCode (
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mStartOpCodeHandle,
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(UINT16) (FILE_OPTION_OFFSET + Index),
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NewMenuEntry->DisplayStringToken,
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STRING_TOKEN (STR_NULL_STRING),
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EFI_IFR_FLAG_CALLBACK,
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0
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);
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} else {
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//
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// Create Goto opcode for file in FileExplorerStateAddBootOption or FileExplorerStateAddDriverOptionState.
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//
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if (FileExplorerStateAddBootOption == CallbackData->FeCurrentState) {
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FormId = FORM_BOOT_ADD_DESCRIPTION_ID;
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} else if (FileExplorerStateAddDriverOptionState == CallbackData->FeCurrentState) {
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FormId = FORM_DRIVER_ADD_FILE_DESCRIPTION_ID;
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}
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HiiCreateGotoOpCode (
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mStartOpCodeHandle,
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FormId,
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NewMenuEntry->DisplayStringToken,
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STRING_TOKEN (STR_NULL_STRING),
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EFI_IFR_FLAG_CALLBACK,
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(UINT16) (FILE_OPTION_GOTO_OFFSET + Index)
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);
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}
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}
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HiiUpdateForm (
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CallbackData->FeHiiHandle,
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&gFileExploreFormSetGuid,
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FORM_FILE_EXPLORER_ID,
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mStartOpCodeHandle, // Label FORM_FILE_EXPLORER_ID
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mEndOpCodeHandle // LABEL_END
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);
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}
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/**
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Update the file explower page with the refershed file system.
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@param CallbackData BMM context data
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@param KeyValue Key value to identify the type of data to expect.
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@retval TRUE Inform the caller to create a callback packet to exit file explorer.
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@retval FALSE Indicate that there is no need to exit file explorer.
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**/
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BOOLEAN
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UpdateFileExplorer (
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IN BMM_CALLBACK_DATA *CallbackData,
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IN UINT16 KeyValue
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)
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{
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UINT16 FileOptionMask;
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BM_MENU_ENTRY *NewMenuEntry;
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BM_FILE_CONTEXT *NewFileContext;
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EFI_FORM_ID FormId;
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BOOLEAN ExitFileExplorer;
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EFI_STATUS Status;
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NewMenuEntry = NULL;
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NewFileContext = NULL;
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ExitFileExplorer = FALSE;
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FileOptionMask = (UINT16) (FILE_OPTION_MASK & KeyValue);
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if (FileExplorerDisplayUnknown == CallbackData->FeDisplayContext) {
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//
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// First in, display file system.
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//
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BOpt_FreeMenu (&FsOptionMenu);
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BOpt_FindFileSystem (CallbackData);
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CreateMenuStringToken (CallbackData, CallbackData->FeHiiHandle, &FsOptionMenu);
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UpdateFileExplorePage (CallbackData, &FsOptionMenu);
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CallbackData->FeDisplayContext = FileExplorerDisplayFileSystem;
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} else {
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if (FileExplorerDisplayFileSystem == CallbackData->FeDisplayContext) {
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NewMenuEntry = BOpt_GetMenuEntry (&FsOptionMenu, FileOptionMask);
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} else if (FileExplorerDisplayDirectory == CallbackData->FeDisplayContext) {
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NewMenuEntry = BOpt_GetMenuEntry (&DirectoryMenu, FileOptionMask);
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}
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NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;
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if (NewFileContext->IsDir ) {
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CallbackData->FeDisplayContext = FileExplorerDisplayDirectory;
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RemoveEntryList (&NewMenuEntry->Link);
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BOpt_FreeMenu (&DirectoryMenu);
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Status = BOpt_FindFiles (CallbackData, NewMenuEntry);
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if (EFI_ERROR (Status)) {
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ExitFileExplorer = TRUE;
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goto exit;
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}
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CreateMenuStringToken (CallbackData, CallbackData->FeHiiHandle, &DirectoryMenu);
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BOpt_DestroyMenuEntry (NewMenuEntry);
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UpdateFileExplorePage (CallbackData, &DirectoryMenu);
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} else {
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switch (CallbackData->FeCurrentState) {
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case FileExplorerStateBootFromFile:
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//
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// Restore to original mode before launching boot option.
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//
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BdsSetConsoleMode (FALSE);
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//
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// Here boot from file
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//
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BootThisFile (NewFileContext);
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//
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// Set proper video resolution and text mode for setup.
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//
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BdsSetConsoleMode (TRUE);
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ExitFileExplorer = TRUE;
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break;
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case FileExplorerStateAddBootOption:
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case FileExplorerStateAddDriverOptionState:
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if (FileExplorerStateAddBootOption == CallbackData->FeCurrentState) {
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FormId = FORM_BOOT_ADD_DESCRIPTION_ID;
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if (!CallbackData->FeFakeNvData.BootOptionChanged) {
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ZeroMem (CallbackData->FeFakeNvData.BootOptionalData, sizeof (CallbackData->FeFakeNvData.BootOptionalData));
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ZeroMem (CallbackData->FeFakeNvData.BootDescriptionData, sizeof (CallbackData->FeFakeNvData.BootDescriptionData));
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}
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} else {
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FormId = FORM_DRIVER_ADD_FILE_DESCRIPTION_ID;
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if (!CallbackData->FeFakeNvData.DriverOptionChanged) {
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ZeroMem (CallbackData->FeFakeNvData.DriverOptionalData, sizeof (CallbackData->FeFakeNvData.DriverOptionalData));
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ZeroMem (CallbackData->FeFakeNvData.DriverDescriptionData, sizeof (CallbackData->FeFakeNvData.DriverDescriptionData));
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}
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}
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CallbackData->MenuEntry = NewMenuEntry;
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CallbackData->LoadContext->FilePathList = ((BM_FILE_CONTEXT *) (CallbackData->MenuEntry->VariableContext))->DevicePath;
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//
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// Create Subtitle op-code for the display string of the option.
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//
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RefreshUpdateData ();
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mStartLabel->Number = FormId;
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HiiCreateSubTitleOpCode (
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mStartOpCodeHandle,
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NewMenuEntry->DisplayStringToken,
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0,
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0,
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0
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);
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HiiUpdateForm (
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CallbackData->FeHiiHandle,
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&gFileExploreFormSetGuid,
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FormId,
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mStartOpCodeHandle, // Label FormId
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mEndOpCodeHandle // LABEL_END
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);
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break;
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default:
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break;
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}
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}
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}
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exit:
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return ExitFileExplorer;
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}
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/**
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This function applies changes in a driver's configuration.
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Input is a Configuration, which has the routing data for this
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driver followed by name / value configuration pairs. The driver
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must apply those pairs to its configurable storage. If the
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driver's configuration is stored in a linear block of data
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and the driver's name / value pairs are in <BlockConfig>
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format, it may use the ConfigToBlock helper function (above) to
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simplify the job. Currently not implemented.
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@param[in] This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
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@param[in] Configuration A null-terminated Unicode string in
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<ConfigString> format.
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@param[out] Progress A pointer to a string filled in with the
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offset of the most recent '&' before the
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first failing name / value pair (or the
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beginn ing of the string if the failure
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is in the first name / value pair) or
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the terminating NULL if all was
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successful.
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@retval EFI_SUCCESS The results have been distributed or are
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awaiting distribution.
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@retval EFI_OUT_OF_RESOURCES Not enough memory to store the
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parts of the results that must be
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stored awaiting possible future
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protocols.
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@retval EFI_INVALID_PARAMETERS Passing in a NULL for the
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Results parameter would result
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in this type of error.
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@retval EFI_NOT_FOUND Target for the specified routing data
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was not found.
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**/
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EFI_STATUS
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EFIAPI
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FileExplorerRouteConfig (
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IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN CONST EFI_STRING Configuration,
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OUT EFI_STRING *Progress
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)
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{
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EFI_STATUS Status;
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UINTN BufferSize;
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EFI_HII_CONFIG_ROUTING_PROTOCOL *ConfigRouting;
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FILE_EXPLORER_NV_DATA *FeData;
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BMM_CALLBACK_DATA *Private;
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if (Progress == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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*Progress = Configuration;
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if (Configuration == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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//
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// Check routing data in <ConfigHdr>.
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// Note: there is no name for Name/Value storage, only GUID will be checked
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//
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if (!HiiIsConfigHdrMatch (Configuration, &gFileExploreFormSetGuid, mFileExplorerStorageName)) {
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return EFI_NOT_FOUND;
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}
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Status = gBS->LocateProtocol (
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&gEfiHiiConfigRoutingProtocolGuid,
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NULL,
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(VOID**) &ConfigRouting
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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Private = FE_CALLBACK_DATA_FROM_THIS (This);
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//
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// Get Buffer Storage data from EFI variable
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//
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BufferSize = sizeof (FILE_EXPLORER_NV_DATA );
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FeData = &Private->FeFakeNvData;
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//
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// Convert <ConfigResp> to buffer data by helper function ConfigToBlock()
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//
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Status = ConfigRouting->ConfigToBlock (
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ConfigRouting,
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Configuration,
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(UINT8 *) FeData,
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&BufferSize,
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Progress
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);
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ASSERT_EFI_ERROR (Status);
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if (FeData->BootDescriptionData[0] != 0x00 || FeData->BootOptionalData[0] != 0x00) {
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Status = Var_UpdateBootOption (Private, FeData);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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BOpt_GetBootOptions (Private);
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CreateMenuStringToken (Private, Private->FeHiiHandle, &BootOptionMenu);
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}
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if (FeData->DriverDescriptionData[0] != 0x00 || FeData->DriverOptionalData[0] != 0x00) {
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Status = Var_UpdateDriverOption (
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Private,
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Private->FeHiiHandle,
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FeData->DriverDescriptionData,
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FeData->DriverOptionalData,
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FeData->ForceReconnect
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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BOpt_GetDriverOptions (Private);
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CreateMenuStringToken (Private, Private->FeHiiHandle, &DriverOptionMenu);
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}
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return EFI_SUCCESS;
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}
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/**
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This function processes the results of changes in configuration.
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When user select a interactive opcode, this callback will be triggered.
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Based on the Question(QuestionId) that triggers the callback, the corresponding
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actions is performed. It handles:
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1) the addition of boot option.
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2) the addition of driver option.
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3) exit from file browser
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4) update of file content if a dir is selected.
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5) boot the file if a file is selected in "boot from file"
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@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
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@param Action Specifies the type of action taken by the browser.
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@param QuestionId A unique value which is sent to the original exporting driver
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so that it can identify the type of data to expect.
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@param Type The type of value for the question.
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@param Value A pointer to the data being sent to the original exporting driver.
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@param ActionRequest On return, points to the action requested by the callback function.
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@retval EFI_SUCCESS The callback successfully handled the action.
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@retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.
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@retval EFI_DEVICE_ERROR The variable could not be saved.
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@retval EFI_UNSUPPORTED The specified Action is not supported by the callback.
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@retval EFI_INVALID_PARAMETER If paramter Value or ActionRequest is NULL.
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**/
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EFI_STATUS
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EFIAPI
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FileExplorerCallback (
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IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
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IN EFI_BROWSER_ACTION Action,
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IN EFI_QUESTION_ID QuestionId,
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IN UINT8 Type,
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IN EFI_IFR_TYPE_VALUE *Value,
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OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
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)
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{
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BMM_CALLBACK_DATA *Private;
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FILE_EXPLORER_NV_DATA *NvRamMap;
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EFI_STATUS Status;
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if (Action != EFI_BROWSER_ACTION_CHANGING && Action != EFI_BROWSER_ACTION_CHANGED) {
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//
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// All other action return unsupported.
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//
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return EFI_UNSUPPORTED;
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}
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Status = EFI_SUCCESS;
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Private = FE_CALLBACK_DATA_FROM_THIS (This);
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//
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// Retrieve uncommitted data from Form Browser
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//
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NvRamMap = &Private->FeFakeNvData;
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HiiGetBrowserData (&gFileExploreFormSetGuid, mFileExplorerStorageName, sizeof (FILE_EXPLORER_NV_DATA), (UINT8 *) NvRamMap);
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if (Action == EFI_BROWSER_ACTION_CHANGED) {
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if ((Value == NULL) || (ActionRequest == NULL)) {
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return EFI_INVALID_PARAMETER;
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}
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if (QuestionId == KEY_VALUE_SAVE_AND_EXIT_BOOT) {
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NvRamMap->BootOptionChanged = FALSE;
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
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} else if (QuestionId == KEY_VALUE_SAVE_AND_EXIT_DRIVER) {
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NvRamMap->DriverOptionChanged = FALSE;
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
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} else if (QuestionId == KEY_VALUE_NO_SAVE_AND_EXIT_DRIVER) {
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//
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// Discard changes and exit formset
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//
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NvRamMap->DriverOptionalData[0] = 0x0000;
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NvRamMap->DriverDescriptionData[0] = 0x0000;
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NvRamMap->DriverOptionChanged = FALSE;
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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} else if (QuestionId == KEY_VALUE_NO_SAVE_AND_EXIT_BOOT) {
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//
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// Discard changes and exit formset
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//
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NvRamMap->BootOptionalData[0] = 0x0000;
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NvRamMap->BootDescriptionData[0] = 0x0000;
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NvRamMap->BootOptionChanged = FALSE;
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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} else if (QuestionId == KEY_VALUE_BOOT_DESCRIPTION || QuestionId == KEY_VALUE_BOOT_OPTION) {
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NvRamMap->BootOptionChanged = TRUE;
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} else if (QuestionId == KEY_VALUE_DRIVER_DESCRIPTION || QuestionId == KEY_VALUE_DRIVER_OPTION) {
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NvRamMap->DriverOptionChanged = TRUE;
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} else if (QuestionId < FILE_OPTION_OFFSET) {
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//
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// Exit File Explorer formset
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//
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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} else if (QuestionId >= FILE_OPTION_OFFSET && QuestionId < FILE_OPTION_GOTO_OFFSET) {
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//
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// Update forms may return TRUE or FALSE, need to check here.
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//
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if (UpdateFileExplorer (Private, QuestionId)) {
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*ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
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}
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}
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} else if (Action == EFI_BROWSER_ACTION_CHANGING) {
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if (Value == NULL) {
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return EFI_INVALID_PARAMETER;
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}
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if (QuestionId >= FILE_OPTION_GOTO_OFFSET) {
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//
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// function will always return FALSE, no need to check here.
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//
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UpdateFileExplorer (Private, QuestionId);
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}
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}
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//
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// Pass changed uncommitted data back to Form Browser
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//
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HiiSetBrowserData (&gFileExploreFormSetGuid, mFileExplorerStorageName, sizeof (FILE_EXPLORER_NV_DATA), (UINT8 *) NvRamMap, NULL);
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return Status;
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}
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