diff options
Diffstat (limited to 'IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/FileExplorer.c')
| -rw-r--r-- | IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/FileExplorer.c | 319 |
1 files changed, 319 insertions, 0 deletions
diff --git a/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/FileExplorer.c b/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/FileExplorer.c new file mode 100644 index 0000000000..8253ded988 --- /dev/null +++ b/IntelFrameworkModulePkg/Universal/BdsDxe/BootMaint/FileExplorer.c @@ -0,0 +1,319 @@ +/** @file
+ File explorer related functions.
+
+Copyright (c) 2004 - 2008, Intel Corporation. <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.
+
+**/
+
+#include "BootMaint.h"
+
+/**
+ Update the File Explore page.
+
+ @param CallbackData The BMM context data.
+ @param MenuOption Pointer to menu options to display.
+
+**/
+VOID
+UpdateFileExplorePage (
+ IN BMM_CALLBACK_DATA *CallbackData,
+ BM_MENU_OPTION *MenuOption
+ )
+{
+ UINTN Index;
+ BM_MENU_ENTRY *NewMenuEntry;
+ BM_FILE_CONTEXT *NewFileContext;
+ EFI_FORM_ID FormId;
+
+ NewMenuEntry = NULL;
+ NewFileContext = NULL;
+ FormId = 0;
+
+ RefreshUpdateData ();
+
+ for (Index = 0; Index < MenuOption->MenuNumber; Index++) {
+ NewMenuEntry = BOpt_GetMenuEntry (MenuOption, Index);
+ NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;
+
+ if (NewFileContext->IsBootLegacy) {
+ continue;
+ }
+
+ if ((NewFileContext->IsDir) || (BOOT_FROM_FILE_STATE == CallbackData->FeCurrentState)) {
+ //
+ // Create Text opcode for directory, also create Text opcode for file in BOOT_FROM_FILE_STATE.
+ //
+ CreateActionOpCode (
+ (UINT16) (FILE_OPTION_OFFSET + Index),
+ NewMenuEntry->DisplayStringToken,
+ STRING_TOKEN (STR_NULL_STRING),
+ EFI_IFR_FLAG_CALLBACK,
+ 0,
+ &gUpdateData
+ );
+ } else {
+ //
+ // Create Goto opcode for file in ADD_BOOT_OPTION_STATE or ADD_DRIVER_OPTION_STATE.
+ //
+ if (ADD_BOOT_OPTION_STATE == CallbackData->FeCurrentState) {
+ FormId = FORM_BOOT_ADD_DESCRIPTION_ID;
+ } else if (ADD_DRIVER_OPTION_STATE == CallbackData->FeCurrentState) {
+ FormId = FORM_DRIVER_ADD_FILE_DESCRIPTION_ID;
+ }
+
+ CreateGotoOpCode (
+ FormId,
+ NewMenuEntry->DisplayStringToken,
+ STRING_TOKEN (STR_NULL_STRING),
+ EFI_IFR_FLAG_CALLBACK,
+ (UINT16) (FILE_OPTION_OFFSET + Index),
+ &gUpdateData
+ );
+ }
+ }
+
+ IfrLibUpdateForm (
+ CallbackData->FeHiiHandle,
+ &mFileExplorerGuid,
+ FORM_FILE_EXPLORER_ID,
+ FORM_FILE_EXPLORER_ID,
+ FALSE,
+ &gUpdateData
+ );
+}
+
+/**
+ Update the file explower page with the refershed file system.
+
+
+ @param CallbackData BMM context data
+ @param KeyValue Key value to identify the type of data to expect.
+
+ @retval TRUE Inform the caller to create a callback packet to exit file explorer.
+ @retval FALSE Indicate that there is no need to exit file explorer.
+
+**/
+BOOLEAN
+UpdateFileExplorer (
+ IN BMM_CALLBACK_DATA *CallbackData,
+ IN UINT16 KeyValue
+ )
+{
+ UINT16 FileOptionMask;
+ BM_MENU_ENTRY *NewMenuEntry;
+ BM_FILE_CONTEXT *NewFileContext;
+ EFI_FORM_ID FormId;
+ BOOLEAN ExitFileExplorer;
+ EFI_STATUS Status;
+
+ NewMenuEntry = NULL;
+ NewFileContext = NULL;
+ ExitFileExplorer = FALSE;
+
+ FileOptionMask = (UINT16) (FILE_OPTION_MASK & KeyValue);
+
+ if (UNKNOWN_CONTEXT == CallbackData->FeDisplayContext) {
+ //
+ // First in, display file system.
+ //
+ BOpt_FreeMenu (&FsOptionMenu);
+ BOpt_FindFileSystem (CallbackData);
+ CreateMenuStringToken (CallbackData, CallbackData->FeHiiHandle, &FsOptionMenu);
+
+ UpdateFileExplorePage (CallbackData, &FsOptionMenu);
+
+ CallbackData->FeDisplayContext = FILE_SYSTEM;
+ } else {
+ if (FILE_SYSTEM == CallbackData->FeDisplayContext) {
+ NewMenuEntry = BOpt_GetMenuEntry (&FsOptionMenu, FileOptionMask);
+ } else if (DIRECTORY == CallbackData->FeDisplayContext) {
+ NewMenuEntry = BOpt_GetMenuEntry (&DirectoryMenu, FileOptionMask);
+ }
+
+ CallbackData->FeDisplayContext = DIRECTORY;
+
+ NewFileContext = (BM_FILE_CONTEXT *) NewMenuEntry->VariableContext;
+
+ if (NewFileContext->IsDir ) {
+ RemoveEntryList (&NewMenuEntry->Link);
+ BOpt_FreeMenu (&DirectoryMenu);
+ Status = BOpt_FindFiles (CallbackData, NewMenuEntry);
+ if (EFI_ERROR (Status)) {
+ ExitFileExplorer = TRUE;
+ goto exit;
+ }
+ CreateMenuStringToken (CallbackData, CallbackData->FeHiiHandle, &DirectoryMenu);
+ BOpt_DestroyMenuEntry (NewMenuEntry);
+
+ UpdateFileExplorePage (CallbackData, &DirectoryMenu);
+
+ } else {
+ switch (CallbackData->FeCurrentState) {
+ case BOOT_FROM_FILE_STATE:
+ //
+ // Here boot from file
+ //
+ BootThisFile (NewFileContext);
+ ExitFileExplorer = TRUE;
+ break;
+
+ case ADD_BOOT_OPTION_STATE:
+ case ADD_DRIVER_OPTION_STATE:
+ if (ADD_BOOT_OPTION_STATE == CallbackData->FeCurrentState) {
+ FormId = FORM_BOOT_ADD_DESCRIPTION_ID;
+ } else {
+ FormId = FORM_DRIVER_ADD_FILE_DESCRIPTION_ID;
+ }
+
+ CallbackData->MenuEntry = NewMenuEntry;
+ CallbackData->LoadContext->FilePathList = ((BM_FILE_CONTEXT *) (CallbackData->MenuEntry->VariableContext))->DevicePath;
+
+ //
+ // Create Subtitle op-code for the display string of the option.
+ //
+ RefreshUpdateData ();
+
+ CreateSubTitleOpCode (
+ NewMenuEntry->DisplayStringToken,
+ 0,
+ 0,
+ 0,
+ &gUpdateData
+ );
+
+ IfrLibUpdateForm (
+ CallbackData->FeHiiHandle,
+ &mFileExplorerGuid,
+ FormId,
+ FormId,
+ FALSE,
+ &gUpdateData
+ );
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+ exit:
+ return ExitFileExplorer;
+}
+
+/**
+ This function processes the results of changes in configuration.
+ When user select a interactive opcode, this callback will be triggered.
+ Based on the Question(QuestionId) that triggers the callback, the corresponding
+ actions is performed. It handles:
+
+ 1) the addition of boot option.
+ 2) the addition of driver option.
+ 3) exit from file browser
+ 4) update of file content if a dir is selected.
+ 5) boot the file if a file is selected in "boot from file"
+
+
+ @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
+ @param Action Specifies the type of action taken by the browser.
+ @param QuestionId A unique value which is sent to the original exporting driver
+ so that it can identify the type of data to expect.
+ @param Type The type of value for the question.
+ @param Value A pointer to the data being sent to the original exporting driver.
+ @param ActionRequest On return, points to the action requested by the callback function.
+
+ @retval EFI_SUCCESS The callback successfully handled the action.
+ @retval EFI_OUT_OF_RESOURCES Not enough storage is available to hold the variable and its data.
+ @retval EFI_DEVICE_ERROR The variable could not be saved.
+ @retval EFI_UNSUPPORTED The specified Action is not supported by the callback.
+ @retval EFI_INVALID_PARAMETER If paramter Value or ActionRequest is NULL.
+**/
+EFI_STATUS
+EFIAPI
+FileExplorerCallback (
+ IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
+ IN EFI_BROWSER_ACTION Action,
+ IN EFI_QUESTION_ID QuestionId,
+ IN UINT8 Type,
+ IN EFI_IFR_TYPE_VALUE *Value,
+ OUT EFI_BROWSER_ACTION_REQUEST *ActionRequest
+ )
+{
+ BMM_CALLBACK_DATA *Private;
+ FILE_EXPLORER_NV_DATA *NvRamMap;
+ EFI_STATUS Status;
+ UINTN BufferSize;
+
+ if ((Value == NULL) || (ActionRequest == NULL)) {
+ return EFI_INVALID_PARAMETER;
+ }
+
+ Status = EFI_SUCCESS;
+ Private = FE_CALLBACK_DATA_FROM_THIS (This);
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
+
+ //
+ // Retrieve uncommitted data from Form Browser
+ //
+ NvRamMap = &Private->FeFakeNvData;
+ BufferSize = sizeof (FILE_EXPLORER_NV_DATA);
+ Status = GetBrowserData (NULL, NULL, &BufferSize, (UINT8 *) NvRamMap);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ if (QuestionId == KEY_VALUE_SAVE_AND_EXIT_BOOT || QuestionId == KEY_VALUE_SAVE_AND_EXIT_DRIVER) {
+ //
+ // Apply changes and exit formset
+ //
+ if (ADD_BOOT_OPTION_STATE == Private->FeCurrentState) {
+ Status = Var_UpdateBootOption (Private, NvRamMap);
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ BOpt_GetBootOptions (Private);
+ CreateMenuStringToken (Private, Private->FeHiiHandle, &BootOptionMenu);
+ } else if (ADD_DRIVER_OPTION_STATE == Private->FeCurrentState) {
+ Status = Var_UpdateDriverOption (
+ Private,
+ Private->FeHiiHandle,
+ NvRamMap->DescriptionData,
+ NvRamMap->OptionalData,
+ NvRamMap->ForceReconnect
+ );
+ if (EFI_ERROR (Status)) {
+ return Status;
+ }
+
+ BOpt_GetDriverOptions (Private);
+ CreateMenuStringToken (Private, Private->FeHiiHandle, &DriverOptionMenu);
+ }
+
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
+ } else if (QuestionId == KEY_VALUE_NO_SAVE_AND_EXIT_BOOT || QuestionId == KEY_VALUE_NO_SAVE_AND_EXIT_DRIVER) {
+ //
+ // Discard changes and exit formset
+ //
+ NvRamMap->OptionalData[0] = 0x0000;
+ NvRamMap->DescriptionData[0] = 0x0000;
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
+ } else if (QuestionId < FILE_OPTION_OFFSET) {
+ //
+ // Exit File Explorer formset
+ //
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
+ } else {
+ if (UpdateFileExplorer (Private, QuestionId)) {
+ *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
+ }
+ }
+
+ return Status;
+}
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