diff options
Diffstat (limited to 'EdkNt32Pkg/Dxe/PlatformBds/Generic/BootMaint/FileExplorer.c')
| -rw-r--r-- | EdkNt32Pkg/Dxe/PlatformBds/Generic/BootMaint/FileExplorer.c | 335 |
1 files changed, 335 insertions, 0 deletions
diff --git a/EdkNt32Pkg/Dxe/PlatformBds/Generic/BootMaint/FileExplorer.c b/EdkNt32Pkg/Dxe/PlatformBds/Generic/BootMaint/FileExplorer.c new file mode 100644 index 0000000000..0c8c74c604 --- /dev/null +++ b/EdkNt32Pkg/Dxe/PlatformBds/Generic/BootMaint/FileExplorer.c @@ -0,0 +1,335 @@ +/*++
+
+Copyright (c) 2006, Intel Corporation
+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.
+
+Module Name:
+
+ FileExplorer.c
+
+AgBStract:
+
+ File explorer related functions.
+
+--*/
+
+#include "Generic/Bds.h"
+#include "bootmaint.h"
+#include "BdsPlatform.h"
+
+VOID
+UpdateFileExplorePage (
+ IN BMM_CALLBACK_DATA *CallbackData,
+ BM_MENU_OPTION *MenuOption
+ )
+/*++
+Routine Description:
+ Update the File Explore page.
+
+Arguments:
+ MenuOption - Pointer to menu options to display.
+
+Returns:
+ None.
+
+--*/
+{
+ UINT8 *Location;
+ UINTN Index;
+ BM_MENU_ENTRY *NewMenuEntry;
+ BM_FILE_CONTEXT *NewFileContext;
+ FORM_ID FormId;
+
+ NewMenuEntry = NULL;
+ NewFileContext = NULL;
+ FormId = 0;
+
+ //
+ // Clean up file explore page.
+ //
+ RefreshUpdateData (FALSE, 0, FALSE, 0, 0xff);
+
+ //
+ // Remove all op-codes from dynamic page
+ //
+ CallbackData->Hii->UpdateForm (
+ CallbackData->Hii,
+ CallbackData->FeHiiHandle,
+ FORM_FILE_EXPLORER_ID,
+ FALSE,
+ UpdateData
+ );
+
+ RefreshUpdateData (TRUE, (EFI_PHYSICAL_ADDRESS) (UINTN) CallbackData->FeCallbackHandle, FALSE, 0, 0);
+
+ Location = (UINT8 *) &UpdateData->Data;
+
+ 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.
+ //
+ CreateTextOpCode (
+ NewMenuEntry->DisplayStringToken,
+ STR_NULL_STRING,
+ STR_NULL_STRING,
+ EFI_IFR_FLAG_INTERACTIVE | EFI_IFR_FLAG_NV_ACCESS,
+ (UINT16) (FILE_OPTION_OFFSET + Index),
+ Location
+ );
+ } 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_INTERACTIVE | EFI_IFR_FLAG_NV_ACCESS,
+ (UINT16) (FILE_OPTION_OFFSET + Index),
+ Location
+ );
+ }
+
+ UpdateData->DataCount++;
+ Location = Location + ((EFI_IFR_OP_HEADER *) Location)->Length;
+ }
+
+ CallbackData->Hii->UpdateForm (
+ CallbackData->Hii,
+ CallbackData->FeHiiHandle,
+ FORM_FILE_EXPLORER_ID,
+ TRUE,
+ UpdateData
+ );
+}
+
+BOOLEAN
+UpdateFileExplorer (
+ IN BMM_CALLBACK_DATA *CallbackData,
+ IN UINT16 KeyValue
+ )
+/*++
+
+Routine Description:
+ Update the file explower page with the refershed file system.
+
+Arguments:
+ CallbackData - BMM context data
+ KeyValue - Key value to identify the type of data to expect.
+
+Returns:
+ TRUE - Inform the caller to create a callback packet to exit file explorer.
+ FALSE - Indicate that there is no need to exit file explorer.
+
+--*/
+{
+ UINT16 FileOptionMask;
+ BM_MENU_ENTRY *NewMenuEntry;
+ BM_FILE_CONTEXT *NewFileContext;
+ FORM_ID FormId;
+ BOOLEAN ExitFileExplorer;
+
+ 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);
+ BOpt_FindFiles (CallbackData, NewMenuEntry);
+ 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;
+
+ //
+ // Clean up file explore page.
+ //
+ RefreshUpdateData (FALSE, 0, FALSE, 0, 1);
+
+ //
+ // Remove the Subtitle op-code.
+ //
+ CallbackData->Hii->UpdateForm (
+ CallbackData->Hii,
+ CallbackData->FeHiiHandle,
+ FormId,
+ FALSE,
+ UpdateData
+ );
+
+ //
+ // Create Subtitle op-code for the display string of the option.
+ //
+ RefreshUpdateData (TRUE, (EFI_PHYSICAL_ADDRESS) (UINTN) CallbackData->FeCallbackHandle, FALSE, 0, 1);
+
+ CreateSubTitleOpCode (
+ NewMenuEntry->DisplayStringToken,
+ &UpdateData->Data
+ );
+
+ CallbackData->Hii->UpdateForm (
+ CallbackData->Hii,
+ CallbackData->FeHiiHandle,
+ FormId,
+ TRUE,
+ UpdateData
+ );
+ break;
+
+ default:
+ break;
+ }
+ }
+ }
+
+ return ExitFileExplorer;
+}
+
+EFI_STATUS
+EFIAPI
+FileExplorerCallback (
+ IN EFI_FORM_CALLBACK_PROTOCOL *This,
+ IN UINT16 KeyValue,
+ IN EFI_IFR_DATA_ARRAY *Data,
+ OUT EFI_HII_CALLBACK_PACKET **Packet
+ )
+/*++
+Routine Description:
+ Callback Function for file exploration and file interaction.
+
+Arguments:
+ This - File explorer callback protocol pointer.
+ KeyValue - Key value to identify the type of data to expect.
+ Data - A pointer to the data being sent to the original exporting driver.
+ Packet - A pointer to a packet of information which a driver passes back to the browser.
+
+Returns:
+ EFI_SUCCESS - Callback ended successfully.
+ Others - Contain some errors.
+
+--*/
+{
+ BMM_CALLBACK_DATA *Private;
+ FILE_EXPLORER_NV_DATA *NvRamMap;
+ EFI_STATUS Status;
+
+ Status = EFI_SUCCESS;
+ Private = FE_CALLBACK_DATA_FROM_THIS (This);
+ UpdateData->FormCallbackHandle = (EFI_PHYSICAL_ADDRESS) (UINTN) Private->FeCallbackHandle;
+ NvRamMap = (FILE_EXPLORER_NV_DATA *) Data->NvRamMap;
+
+ if (KEY_VALUE_SAVE_AND_EXIT == KeyValue) {
+ //
+ // 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);
+ }
+
+ CreateCallbackPacket (Packet, EXIT_REQUIRED | NV_NOT_CHANGED);
+ } else if (KEY_VALUE_NO_SAVE_AND_EXIT == KeyValue) {
+ //
+ // Discard changes and exit formset.
+ //
+ NvRamMap->OptionalData[0] = 0x0000;
+ NvRamMap->DescriptionData[0] = 0x0000;
+ CreateCallbackPacket (Packet, EXIT_REQUIRED | NV_NOT_CHANGED);
+ } else if (KeyValue < FILE_OPTION_OFFSET) {
+ //
+ // Exit File Explorer formset.
+ //
+ CreateCallbackPacket (Packet, EXIT_REQUIRED);
+ } else {
+ if (UpdateFileExplorer (Private, KeyValue)) {
+ CreateCallbackPacket (Packet, EXIT_REQUIRED);
+ }
+ }
+
+ return Status;
+}
|