diff options
Diffstat (limited to 'MdeModulePkg/Universal/BdsDxe/BootMaint/BootMaint.c')
| -rw-r--r-- | MdeModulePkg/Universal/BdsDxe/BootMaint/BootMaint.c | 1376 |
1 files changed, 0 insertions, 1376 deletions
diff --git a/MdeModulePkg/Universal/BdsDxe/BootMaint/BootMaint.c b/MdeModulePkg/Universal/BdsDxe/BootMaint/BootMaint.c deleted file mode 100644 index 1e3f01a0e9..0000000000 --- a/MdeModulePkg/Universal/BdsDxe/BootMaint/BootMaint.c +++ /dev/null @@ -1,1376 +0,0 @@ -/** @file
- The functions for Boot Maintainence Main menu.
-
-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"
-#include "FormGuid.h"
-#include "Bds.h"
-#include "FrontPage.h"
-
-EFI_DEVICE_PATH_PROTOCOL EndDevicePath[] = {
- {
- END_DEVICE_PATH_TYPE,
- END_ENTIRE_DEVICE_PATH_SUBTYPE,
- {
- END_DEVICE_PATH_LENGTH,
- 0
- }
- }
-};
-
-
-EFI_GUID EfiLegacyDevOrderGuid = EFI_LEGACY_DEV_ORDER_VARIABLE_GUID;
-EFI_GUID mBootMaintGuid = BOOT_MAINT_FORMSET_GUID;
-EFI_GUID mFileExplorerGuid = FILE_EXPLORE_FORMSET_GUID;
-
-CHAR16 mBootMaintStorageName[] = L"BmData";
-CHAR16 mFileExplorerStorageName[] = L"FeData";
-
-/**
- Init all memu.
-
- @param CallbackData The BMM context data.
-
-**/
-VOID
-InitAllMenu (
- IN BMM_CALLBACK_DATA *CallbackData
- );
-
-/**
- Free up all Menu Option list.
-
-**/
-VOID
-FreeAllMenu (
- VOID
- );
-
-/**
- Create string tokens for a menu from its help strings and display strings
-
- @param CallbackData The BMM context data.
- @param HiiHandle Hii Handle of the package to be updated.
- @param MenuOption The Menu whose string tokens need to be created
-
- @retval EFI_SUCCESS String tokens created successfully
- @retval others contain some errors
-**/
-EFI_STATUS
-CreateMenuStringToken (
- IN BMM_CALLBACK_DATA *CallbackData,
- IN EFI_HII_HANDLE HiiHandle,
- IN BM_MENU_OPTION *MenuOption
- )
-{
- BM_MENU_ENTRY *NewMenuEntry;
- UINTN Index;
-
- for (Index = 0; Index < MenuOption->MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (MenuOption, Index);
-
- HiiLibNewString (
- HiiHandle,
- &NewMenuEntry->DisplayStringToken,
- NewMenuEntry->DisplayString
- );
-
- if (NULL == NewMenuEntry->HelpString) {
- NewMenuEntry->HelpStringToken = NewMenuEntry->DisplayStringToken;
- } else {
- HiiLibNewString (
- HiiHandle,
- &NewMenuEntry->HelpStringToken,
- NewMenuEntry->HelpString
- );
- }
- }
-
- return EFI_SUCCESS;
-}
-
-/**
- This function allows a caller to extract the current configuration for one
- or more named elements from the target driver.
-
-
- @param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
- @param Request A null-terminated Unicode string in <ConfigRequest> format.
- @param Progress On return, points to a character in the Request string.
- Points to the string's null terminator if request was successful.
- Points to the most recent '&' before the first failing name/value
- pair (or the beginning of the string if the failure is in the
- first name/value pair) if the request was not successful.
- @param Results A null-terminated Unicode string in <ConfigAltResp> format which
- has all values filled in for the names in the Request string.
- String to be allocated by the called function.
-
- @retval EFI_SUCCESS The Results is filled with the requested values.
- @retval EFI_OUT_OF_RESOURCES Not enough memory to store the results.
- @retval EFI_INVALID_PARAMETER Request is NULL, illegal syntax, or unknown name.
- @retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
-
-**/
-EFI_STATUS
-EFIAPI
-BootMaintExtractConfig (
- IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
- IN CONST EFI_STRING Request,
- OUT EFI_STRING *Progress,
- OUT EFI_STRING *Results
- )
-{
- EFI_STATUS Status;
- UINTN BufferSize;
- BMM_CALLBACK_DATA *Private;
-
- if (Request == NULL) {
- return EFI_INVALID_PARAMETER;
- }
-
- Private = BMM_CALLBACK_DATA_FROM_THIS (This);
-
- //
- // Convert buffer data to <ConfigResp> by helper function BlockToConfig()
- //
- BufferSize = sizeof (BMM_FAKE_NV_DATA);
- Status = gHiiConfigRouting->BlockToConfig (
- gHiiConfigRouting,
- Request,
- (UINT8 *) &Private->BmmFakeNvData,
- BufferSize,
- Results,
- Progress
- );
- return Status;
-}
-
-/**
- This function processes the results of changes in configuration.
-
-
- @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 The parameter of Value or ActionRequest is invalid.
-**/
-EFI_STATUS
-EFIAPI
-BootMaintCallback (
- 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;
- BM_MENU_ENTRY *NewMenuEntry;
- BMM_FAKE_NV_DATA *CurrentFakeNVMap;
- EFI_STATUS Status;
- UINTN OldValue;
- UINTN NewValue;
- UINTN Number;
- UINTN Pos;
- UINTN Bit;
- UINT16 NewValuePos;
- UINT16 Index2;
- UINT16 Index;
- UINT8 *OldLegacyDev;
- UINT8 *NewLegacyDev;
- UINT8 *DisMap;
- EFI_FORM_ID FormId;
- UINTN BufferSize;
-
- if ((Value == NULL) || (ActionRequest == NULL)) {
- return EFI_INVALID_PARAMETER;
- }
-
- OldValue = 0;
- NewValue = 0;
- Number = 0;
- OldLegacyDev = NULL;
- NewLegacyDev = NULL;
- NewValuePos = 0;
- DisMap = NULL;
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
-
- Private = BMM_CALLBACK_DATA_FROM_THIS (This);
- UpdatePageId (Private, QuestionId);
-
- //
- // Retrive uncommitted data from Form Browser
- //
- CurrentFakeNVMap = &Private->BmmFakeNvData;
- BufferSize = sizeof (BMM_FAKE_NV_DATA);
- Status = GetBrowserData (NULL, NULL, &BufferSize, (UINT8 *) CurrentFakeNVMap);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // need to be subtituded.
- //
- // Update Select FD/HD/CD/NET/BEV Order Form
- //
- if (FORM_SET_FD_ORDER_ID == Private->BmmPreviousPageId ||
- FORM_SET_HD_ORDER_ID == Private->BmmPreviousPageId ||
- FORM_SET_CD_ORDER_ID == Private->BmmPreviousPageId ||
- FORM_SET_NET_ORDER_ID == Private->BmmPreviousPageId ||
- FORM_SET_BEV_ORDER_ID == Private->BmmPreviousPageId ||
- ((FORM_BOOT_SETUP_ID == Private->BmmPreviousPageId) &&
- (QuestionId >= LEGACY_FD_QUESTION_ID) &&
- (QuestionId < (LEGACY_BEV_QUESTION_ID + 100)) )
- ) {
-
- DisMap = Private->BmmOldFakeNVData.DisableMap;
-
- FormId = Private->BmmPreviousPageId;
- if (FormId == FORM_BOOT_SETUP_ID) {
- FormId = Private->BmmCurrentPageId;
- }
-
- switch (FormId) {
- case FORM_SET_FD_ORDER_ID:
- Number = (UINT16) LegacyFDMenu.MenuNumber;
- OldLegacyDev = Private->BmmOldFakeNVData.LegacyFD;
- NewLegacyDev = CurrentFakeNVMap->LegacyFD;
- break;
-
- case FORM_SET_HD_ORDER_ID:
- Number = (UINT16) LegacyHDMenu.MenuNumber;
- OldLegacyDev = Private->BmmOldFakeNVData.LegacyHD;
- NewLegacyDev = CurrentFakeNVMap->LegacyHD;
- break;
-
- case FORM_SET_CD_ORDER_ID:
- Number = (UINT16) LegacyCDMenu.MenuNumber;
- OldLegacyDev = Private->BmmOldFakeNVData.LegacyCD;
- NewLegacyDev = CurrentFakeNVMap->LegacyCD;
- break;
-
- case FORM_SET_NET_ORDER_ID:
- Number = (UINT16) LegacyNETMenu.MenuNumber;
- OldLegacyDev = Private->BmmOldFakeNVData.LegacyNET;
- NewLegacyDev = CurrentFakeNVMap->LegacyNET;
- break;
-
- case FORM_SET_BEV_ORDER_ID:
- Number = (UINT16) LegacyBEVMenu.MenuNumber;
- OldLegacyDev = Private->BmmOldFakeNVData.LegacyBEV;
- NewLegacyDev = CurrentFakeNVMap->LegacyBEV;
- break;
-
- default:
- break;
- }
- //
- // First, find the different position
- // if there is change, it should be only one
- //
- for (Index = 0; Index < Number; Index++) {
- if (OldLegacyDev[Index] != NewLegacyDev[Index]) {
- OldValue = OldLegacyDev[Index];
- NewValue = NewLegacyDev[Index];
- break;
- }
- }
-
- if (Index != Number) {
- //
- // there is change, now process
- //
- if (0xFF == NewValue) {
- //
- // This item will be disable
- // Just move the items behind this forward to overlap it
- //
- Pos = OldValue / 8;
- Bit = 7 - (OldValue % 8);
- DisMap[Pos] = (UINT8) (DisMap[Pos] | (UINT8) (1 << Bit));
- for (Index2 = Index; Index2 < Number - 1; Index2++) {
- NewLegacyDev[Index2] = NewLegacyDev[Index2 + 1];
- }
-
- NewLegacyDev[Index2] = 0xFF;
- } else {
- for (Index2 = 0; Index2 < Number; Index2++) {
- if (Index2 == Index) {
- continue;
- }
-
- if (OldLegacyDev[Index2] == NewValue) {
- //
- // If NewValue is in OldLegacyDev array
- // remember its old position
- //
- NewValuePos = Index2;
- break;
- }
- }
-
- if (Index2 != Number) {
- //
- // We will change current item to an existing item
- // (It's hard to describe here, please read code, it's like a cycle-moving)
- //
- for (Index2 = NewValuePos; Index2 != Index;) {
- if (NewValuePos < Index) {
- NewLegacyDev[Index2] = OldLegacyDev[Index2 + 1];
- Index2++;
- } else {
- NewLegacyDev[Index2] = OldLegacyDev[Index2 - 1];
- Index2--;
- }
- }
- } else {
- //
- // If NewValue is not in OldlegacyDev array, we are changing to a disabled item
- // so we should modify DisMap to reflect the change
- //
- Pos = NewValue / 8;
- Bit = 7 - (NewValue % 8);
- DisMap[Pos] = (UINT8) (DisMap[Pos] & (~ (UINT8) (1 << Bit)));
- if (0xFF != OldValue) {
- //
- // Because NewValue is a item that was disabled before
- // so after changing the OldValue should be disabled
- // actually we are doing a swap of enable-disable states of two items
- //
- Pos = OldValue / 8;
- Bit = 7 - (OldValue % 8);
- DisMap[Pos] = (UINT8) (DisMap[Pos] | (UINT8) (1 << Bit));
- }
- }
- }
- //
- // To prevent DISABLE appears in the middle of the list
- // we should perform a re-ordering
- //
- Index = 0;
- while (Index < Number) {
- if (0xFF != NewLegacyDev[Index]) {
- Index++;
- continue;
- }
-
- Index2 = Index;
- Index2++;
- while (Index2 < Number) {
- if (0xFF != NewLegacyDev[Index2]) {
- break;
- }
-
- Index2++;
- }
-
- if (Index2 < Number) {
- NewLegacyDev[Index] = NewLegacyDev[Index2];
- NewLegacyDev[Index2] = 0xFF;
- }
-
- Index++;
- }
-
- CopyMem (
- OldLegacyDev,
- NewLegacyDev,
- Number
- );
- }
- }
-
- if (QuestionId < FILE_OPTION_OFFSET) {
- if (QuestionId < CONFIG_OPTION_OFFSET) {
- switch (QuestionId) {
- case KEY_VALUE_BOOT_FROM_FILE:
- Private->FeCurrentState = BOOT_FROM_FILE_STATE;
-
- //
- // Exit Bmm main formset to send File Explorer formset.
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
- break;
-
- case FORM_BOOT_ADD_ID:
- Private->FeCurrentState = ADD_BOOT_OPTION_STATE;
-
- //
- // Exit Bmm main formset to send File Explorer formset.
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
- break;
-
- case FORM_DRV_ADD_FILE_ID:
- Private->FeCurrentState = ADD_DRIVER_OPTION_STATE;
-
- //
- // Exit Bmm main formset to send File Explorer formset.
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_EXIT;
- break;
-
- case FORM_DRV_ADD_HANDLE_ID:
- CleanUpPage (FORM_DRV_ADD_HANDLE_ID, Private);
- UpdateDrvAddHandlePage (Private);
- break;
-
- case FORM_BOOT_DEL_ID:
- CleanUpPage (FORM_BOOT_DEL_ID, Private);
- UpdateBootDelPage (Private);
- break;
-
- case FORM_BOOT_CHG_ID:
- case FORM_DRV_CHG_ID:
- UpdatePageBody (QuestionId, Private);
- break;
-
- case FORM_DRV_DEL_ID:
- CleanUpPage (FORM_DRV_DEL_ID, Private);
- UpdateDrvDelPage (Private);
- break;
-
- case FORM_BOOT_NEXT_ID:
- CleanUpPage (FORM_BOOT_NEXT_ID, Private);
- UpdateBootNextPage (Private);
- break;
-
- case FORM_TIME_OUT_ID:
- CleanUpPage (FORM_TIME_OUT_ID, Private);
- UpdateTimeOutPage (Private);
- break;
-
- case FORM_RESET:
- gRT->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
- return EFI_UNSUPPORTED;
-
- case FORM_CON_IN_ID:
- case FORM_CON_OUT_ID:
- case FORM_CON_ERR_ID:
- UpdatePageBody (QuestionId, Private);
- break;
-
- case FORM_CON_MODE_ID:
- CleanUpPage (FORM_CON_MODE_ID, Private);
- UpdateConModePage (Private);
- break;
-
- case FORM_CON_COM_ID:
- CleanUpPage (FORM_CON_COM_ID, Private);
- UpdateConCOMPage (Private);
- break;
-
- case FORM_SET_FD_ORDER_ID:
- case FORM_SET_HD_ORDER_ID:
- case FORM_SET_CD_ORDER_ID:
- case FORM_SET_NET_ORDER_ID:
- case FORM_SET_BEV_ORDER_ID:
- CleanUpPage (QuestionId, Private);
- UpdateSetLegacyDeviceOrderPage (QuestionId, Private);
- break;
-
- case KEY_VALUE_SAVE_AND_EXIT:
- case KEY_VALUE_NO_SAVE_AND_EXIT:
-
- if (QuestionId == KEY_VALUE_SAVE_AND_EXIT) {
- Status = ApplyChangeHandler (Private, CurrentFakeNVMap, Private->BmmPreviousPageId);
- if (EFI_ERROR (Status)) {
- return Status;
- }
- } else if (QuestionId == KEY_VALUE_NO_SAVE_AND_EXIT) {
- DiscardChangeHandler (Private, CurrentFakeNVMap);
- }
-
- //
- // Tell browser not to ask for confirmation of changes,
- // since we have already applied or discarded.
- //
- *ActionRequest = EFI_BROWSER_ACTION_REQUEST_SUBMIT;
- break;
-
- default:
- break;
- }
- } else if ((QuestionId >= TERMINAL_OPTION_OFFSET) && (QuestionId < CONSOLE_OPTION_OFFSET)) {
- Index2 = (UINT16) (QuestionId - TERMINAL_OPTION_OFFSET);
- Private->CurrentTerminal = Index2;
-
- CleanUpPage (FORM_CON_COM_SETUP_ID, Private);
- UpdateTerminalPage (Private);
-
- } else if (QuestionId >= HANDLE_OPTION_OFFSET) {
- Index2 = (UINT16) (QuestionId - HANDLE_OPTION_OFFSET);
-
- NewMenuEntry = BOpt_GetMenuEntry (&DriverMenu, Index2);
- ASSERT (NewMenuEntry != NULL);
- Private->HandleContext = (BM_HANDLE_CONTEXT *) NewMenuEntry->VariableContext;
-
- CleanUpPage (FORM_DRV_ADD_HANDLE_DESC_ID, Private);
-
- Private->MenuEntry = NewMenuEntry;
- Private->LoadContext->FilePathList = Private->HandleContext->DevicePath;
-
- UpdateDriverAddHandleDescPage (Private);
- }
- }
-
- //
- // Pass changed uncommitted data back to Form Browser
- //
- BufferSize = sizeof (BMM_FAKE_NV_DATA);
- Status = SetBrowserData (NULL, NULL, BufferSize, (UINT8 *) CurrentFakeNVMap, NULL);
-
- return Status;
-}
-
-/**
- Function handling request to apply changes for BMM pages.
-
- @param Private Pointer to callback data buffer.
- @param CurrentFakeNVMap Pointer to buffer holding data of various values used by BMM
- @param FormId ID of the form which has sent the request to apply change.
-
- @retval EFI_SUCCESS Change successfully applied.
- @retval Other Error occurs while trying to apply changes.
-
-**/
-EFI_STATUS
-ApplyChangeHandler (
- IN BMM_CALLBACK_DATA *Private,
- IN BMM_FAKE_NV_DATA *CurrentFakeNVMap,
- IN EFI_FORM_ID FormId
- )
-{
- BM_CONSOLE_CONTEXT *NewConsoleContext;
- BM_TERMINAL_CONTEXT *NewTerminalContext;
- BM_LOAD_CONTEXT *NewLoadContext;
- BM_MENU_ENTRY *NewMenuEntry;
- EFI_STATUS Status;
- UINT16 Index;
-
- Status = EFI_SUCCESS;
-
- switch (FormId) {
- case FORM_SET_FD_ORDER_ID:
- case FORM_SET_HD_ORDER_ID:
- case FORM_SET_CD_ORDER_ID:
- case FORM_SET_NET_ORDER_ID:
- case FORM_SET_BEV_ORDER_ID:
- Var_UpdateBBSOption (Private);
- break;
-
- case FORM_BOOT_DEL_ID:
- ASSERT (BootOptionMenu.MenuNumber <= (sizeof (CurrentFakeNVMap->BootOptionDel) / sizeof (UINT8)));
- for (Index = 0; Index < BootOptionMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, Index);
- NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
- NewLoadContext->Deleted = CurrentFakeNVMap->BootOptionDel[Index];
- }
-
- Var_DelBootOption ();
- break;
-
- case FORM_DRV_DEL_ID:
- ASSERT (DriverOptionMenu.MenuNumber <= (sizeof (CurrentFakeNVMap->DriverOptionDel) / sizeof (UINT8)));
- for (Index = 0; Index < DriverOptionMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&DriverOptionMenu, Index);
- NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
- NewLoadContext->Deleted = CurrentFakeNVMap->DriverOptionDel[Index];
- }
-
- Var_DelDriverOption ();
- break;
-
- case FORM_BOOT_CHG_ID:
- Status = Var_UpdateBootOrder (Private);
- break;
-
- case FORM_DRV_CHG_ID:
- Status = Var_UpdateDriverOrder (Private);
- break;
-
- case FORM_TIME_OUT_ID:
- Status = gRT->SetVariable (
- L"Timeout",
- &gEfiGlobalVariableGuid,
- VAR_FLAG,
- sizeof (UINT16),
- &(CurrentFakeNVMap->BootTimeOut)
- );
- if (EFI_ERROR (Status)) {
- goto Error;
- }
-
- Private->BmmOldFakeNVData.BootTimeOut = CurrentFakeNVMap->BootTimeOut;
- break;
-
- case FORM_BOOT_NEXT_ID:
- Status = Var_UpdateBootNext (Private);
- break;
-
- case FORM_CON_MODE_ID:
- Status = Var_UpdateConMode (Private);
- break;
-
- case FORM_CON_COM_SETUP_ID:
- NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Private->CurrentTerminal);
-
- ASSERT (NewMenuEntry != NULL);
-
- NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
-
- NewTerminalContext->BaudRateIndex = CurrentFakeNVMap->COMBaudRate;
- ASSERT (CurrentFakeNVMap->COMBaudRate < (sizeof (BaudRateList) / sizeof (BaudRateList[0])));
- NewTerminalContext->BaudRate = BaudRateList[CurrentFakeNVMap->COMBaudRate].Value;
- NewTerminalContext->DataBitsIndex = CurrentFakeNVMap->COMDataRate;
- ASSERT (CurrentFakeNVMap->COMDataRate < (sizeof (DataBitsList) / sizeof (DataBitsList[0])));
- NewTerminalContext->DataBits = (UINT8) DataBitsList[CurrentFakeNVMap->COMDataRate].Value;
- NewTerminalContext->StopBitsIndex = CurrentFakeNVMap->COMStopBits;
- ASSERT (CurrentFakeNVMap->COMStopBits < (sizeof (StopBitsList) / sizeof (StopBitsList[0])));
- NewTerminalContext->StopBits = (UINT8) StopBitsList[CurrentFakeNVMap->COMStopBits].Value;
- NewTerminalContext->ParityIndex = CurrentFakeNVMap->COMParity;
- ASSERT (CurrentFakeNVMap->COMParity < (sizeof (ParityList) / sizeof (ParityList[0])));
- NewTerminalContext->Parity = (UINT8) ParityList[CurrentFakeNVMap->COMParity].Value;
- NewTerminalContext->TerminalType = CurrentFakeNVMap->COMTerminalType;
-
- ChangeTerminalDevicePath (
- NewTerminalContext->DevicePath,
- FALSE
- );
-
- Var_UpdateConsoleInpOption ();
- Var_UpdateConsoleOutOption ();
- Var_UpdateErrorOutOption ();
- break;
-
- case FORM_CON_IN_ID:
- ASSERT ((ConsoleInpMenu.MenuNumber + TerminalMenu.MenuNumber) <= (sizeof (CurrentFakeNVMap->ConsoleCheck) / sizeof (UINT8)));
- for (Index = 0; Index < ConsoleInpMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&ConsoleInpMenu, Index);
- NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;
- NewConsoleContext->IsActive = CurrentFakeNVMap->ConsoleCheck[Index];
- }
-
- for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);
- NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
- NewTerminalContext->IsConIn = CurrentFakeNVMap->ConsoleCheck[Index + ConsoleInpMenu.MenuNumber];
- }
-
- Var_UpdateConsoleInpOption ();
- break;
-
- case FORM_CON_OUT_ID:
- ASSERT ((ConsoleOutMenu.MenuNumber + TerminalMenu.MenuNumber) <= (sizeof (CurrentFakeNVMap->ConsoleCheck) / sizeof (UINT8)));
- for (Index = 0; Index < ConsoleOutMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&ConsoleOutMenu, Index);
- NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;
- NewConsoleContext->IsActive = CurrentFakeNVMap->ConsoleCheck[Index];
- }
-
- for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);
- NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
- NewTerminalContext->IsConOut = CurrentFakeNVMap->ConsoleCheck[Index + ConsoleOutMenu.MenuNumber];
- }
-
- Var_UpdateConsoleOutOption ();
- break;
-
- case FORM_CON_ERR_ID:
- ASSERT ((ConsoleErrMenu.MenuNumber + TerminalMenu.MenuNumber) <= (sizeof (CurrentFakeNVMap->ConsoleCheck) / sizeof (UINT8)));
- for (Index = 0; Index < ConsoleErrMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&ConsoleErrMenu, Index);
- NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;
- NewConsoleContext->IsActive = CurrentFakeNVMap->ConsoleCheck[Index];
- }
-
- for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {
- NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);
- NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
- NewTerminalContext->IsStdErr = CurrentFakeNVMap->ConsoleCheck[Index + ConsoleErrMenu.MenuNumber];
- }
-
- Var_UpdateErrorOutOption ();
- break;
-
- case FORM_DRV_ADD_HANDLE_DESC_ID:
- Status = Var_UpdateDriverOption (
- Private,
- Private->BmmHiiHandle,
- CurrentFakeNVMap->DriverAddHandleDesc,
- CurrentFakeNVMap->DriverAddHandleOptionalData,
- CurrentFakeNVMap->DriverAddForceReconnect
- );
- if (EFI_ERROR (Status)) {
- goto Error;
- }
-
- BOpt_GetDriverOptions (Private);
- CreateMenuStringToken (Private, Private->BmmHiiHandle, &DriverOptionMenu);
- break;
-
- default:
- break;
- }
-
-Error:
- return Status;
-}
-
-/**
- Discard all changes done to the BMM pages such as Boot Order change,
- Driver order change.
-
- @param Private The BMM context data.
- @param CurrentFakeNVMap The current Fack NV Map.
-
-**/
-VOID
-DiscardChangeHandler (
- IN BMM_CALLBACK_DATA *Private,
- IN BMM_FAKE_NV_DATA *CurrentFakeNVMap
- )
-{
- UINT16 Index;
-
- switch (Private->BmmPreviousPageId) {
- case FORM_BOOT_CHG_ID:
- case FORM_DRV_CHG_ID:
- CopyMem (CurrentFakeNVMap->OptionOrder, Private->BmmOldFakeNVData.OptionOrder, 100);
- break;
-
- case FORM_BOOT_DEL_ID:
- ASSERT (BootOptionMenu.MenuNumber <= (sizeof (CurrentFakeNVMap->BootOptionDel) / sizeof (CurrentFakeNVMap->BootOptionDel[0])));
- for (Index = 0; Index < BootOptionMenu.MenuNumber; Index++) {
- CurrentFakeNVMap->BootOptionDel[Index] = 0x00;
- }
- break;
-
- case FORM_DRV_DEL_ID:
- ASSERT (DriverOptionMenu.MenuNumber <= (sizeof (CurrentFakeNVMap->DriverOptionDel) / sizeof (CurrentFakeNVMap->DriverOptionDel[0])));
- for (Index = 0; Index < DriverOptionMenu.MenuNumber; Index++) {
- CurrentFakeNVMap->DriverOptionDel[Index] = 0x00;
- }
- break;
-
- case FORM_BOOT_NEXT_ID:
- CurrentFakeNVMap->BootNext = Private->BmmOldFakeNVData.BootNext;
- break;
-
- case FORM_TIME_OUT_ID:
- CurrentFakeNVMap->BootTimeOut = Private->BmmOldFakeNVData.BootTimeOut;
- break;
-
- case FORM_DRV_ADD_HANDLE_DESC_ID:
- case FORM_DRV_ADD_FILE_ID:
- case FORM_DRV_ADD_HANDLE_ID:
- CurrentFakeNVMap->DriverAddHandleDesc[0] = 0x0000;
- CurrentFakeNVMap->DriverAddHandleOptionalData[0] = 0x0000;
- break;
-
- default:
- break;
- }
-}
-
-/**
- Initialize the Boot Maintenance Utitliy.
-
-
- @retval EFI_SUCCESS utility ended successfully
- @retval others contain some errors
-
-**/
-EFI_STATUS
-InitializeBM (
- VOID
- )
-{
- EFI_LEGACY_BIOS_PROTOCOL *LegacyBios;
- EFI_HII_PACKAGE_LIST_HEADER *PackageList;
- BMM_CALLBACK_DATA *BmmCallbackInfo;
- EFI_STATUS Status;
- UINT8 *Ptr;
-
- Status = EFI_SUCCESS;
-
- //
- // Create CallbackData structures for Driver Callback
- //
- BmmCallbackInfo = AllocateZeroPool (sizeof (BMM_CALLBACK_DATA));
- if (BmmCallbackInfo == NULL) {
- return EFI_OUT_OF_RESOURCES;
- }
-
- //
- // Create LoadOption in BmmCallbackInfo for Driver Callback
- //
- Ptr = AllocateZeroPool (sizeof (BM_LOAD_CONTEXT) + sizeof (BM_FILE_CONTEXT) + sizeof (BM_HANDLE_CONTEXT) + sizeof (BM_MENU_ENTRY));
- if (Ptr == NULL) {
- FreePool (BmmCallbackInfo);
- return EFI_OUT_OF_RESOURCES;
- }
-
- //
- // Initialize Bmm callback data.
- //
- BmmCallbackInfo->LoadContext = (BM_LOAD_CONTEXT *) Ptr;
- Ptr += sizeof (BM_LOAD_CONTEXT);
-
- BmmCallbackInfo->FileContext = (BM_FILE_CONTEXT *) Ptr;
- Ptr += sizeof (BM_FILE_CONTEXT);
-
- BmmCallbackInfo->HandleContext = (BM_HANDLE_CONTEXT *) Ptr;
- Ptr += sizeof (BM_HANDLE_CONTEXT);
-
- BmmCallbackInfo->MenuEntry = (BM_MENU_ENTRY *) Ptr;
-
- BmmCallbackInfo->Signature = BMM_CALLBACK_DATA_SIGNATURE;
- BmmCallbackInfo->BmmConfigAccess.ExtractConfig = BootMaintExtractConfig;
- BmmCallbackInfo->BmmConfigAccess.RouteConfig = FakeRouteConfig;
- BmmCallbackInfo->BmmConfigAccess.Callback = BootMaintCallback;
- BmmCallbackInfo->BmmPreviousPageId = FORM_MAIN_ID;
- BmmCallbackInfo->BmmCurrentPageId = FORM_MAIN_ID;
- BmmCallbackInfo->FeConfigAccess.ExtractConfig = FakeExtractConfig;
- BmmCallbackInfo->FeConfigAccess.RouteConfig = FakeRouteConfig;
- BmmCallbackInfo->FeConfigAccess.Callback = FileExplorerCallback;
- BmmCallbackInfo->FeCurrentState = INACTIVE_STATE;
- BmmCallbackInfo->FeDisplayContext = UNKNOWN_CONTEXT;
-
- //
- // Create driver handle used by HII database
- //
- Status = HiiLibCreateHiiDriverHandle (&BmmCallbackInfo->BmmDriverHandle);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Install Config Access protocol to driver handle
- //
- Status = gBS->InstallProtocolInterface (
- &BmmCallbackInfo->BmmDriverHandle,
- &gEfiHiiConfigAccessProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &BmmCallbackInfo->BmmConfigAccess
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Create driver handle used by HII database
- //
- Status = HiiLibCreateHiiDriverHandle (&BmmCallbackInfo->FeDriverHandle);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Install Config Access protocol to driver handle
- //
- Status = gBS->InstallProtocolInterface (
- &BmmCallbackInfo->FeDriverHandle,
- &gEfiHiiConfigAccessProtocolGuid,
- EFI_NATIVE_INTERFACE,
- &BmmCallbackInfo->FeConfigAccess
- );
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- //
- // Post our Boot Maint VFR binnary to the HII database.
- //
- PackageList = HiiLibPreparePackageList (2, &mBootMaintGuid, BmBin, BdsDxeStrings);
- ASSERT (PackageList != NULL);
-
- Status = gHiiDatabase->NewPackageList (
- gHiiDatabase,
- PackageList,
- BmmCallbackInfo->BmmDriverHandle,
- &BmmCallbackInfo->BmmHiiHandle
- );
- FreePool (PackageList);
-
- //
- // Post our File Explorer VFR binary to the HII database.
- //
- PackageList = HiiLibPreparePackageList (2, &mFileExplorerGuid, FEBin, BdsDxeStrings);
- ASSERT (PackageList != NULL);
-
- Status = gHiiDatabase->NewPackageList (
- gHiiDatabase,
- PackageList,
- BmmCallbackInfo->FeDriverHandle,
- &BmmCallbackInfo->FeHiiHandle
- );
- FreePool (PackageList);
-
- //
- // Allocate space for creation of Buffer
- //
- gUpdateData.BufferSize = UPDATE_DATA_SIZE;
- gUpdateData.Data = AllocateZeroPool (UPDATE_DATA_SIZE);
- if (gUpdateData.Data == NULL) {
- FreePool (BmmCallbackInfo->LoadContext);
- FreePool (BmmCallbackInfo);
- return EFI_OUT_OF_RESOURCES;
- }
-
- InitializeStringDepository ();
-
- InitAllMenu (BmmCallbackInfo);
-
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &ConsoleInpMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &ConsoleOutMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &ConsoleErrMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &BootOptionMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &DriverOptionMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &TerminalMenu);
- CreateMenuStringToken (BmmCallbackInfo, BmmCallbackInfo->BmmHiiHandle, &DriverMenu);
-
- UpdateBootDelPage (BmmCallbackInfo);
- UpdateDrvDelPage (BmmCallbackInfo);
-
- if (TerminalMenu.MenuNumber > 0) {
- BmmCallbackInfo->CurrentTerminal = 0;
- UpdateTerminalPage (BmmCallbackInfo);
- }
-
- Status = EfiLibLocateProtocol (&gEfiLegacyBiosProtocolGuid, (VOID **) &LegacyBios);
- if (!EFI_ERROR (Status)) {
- RefreshUpdateData ();
-
- //
- // If LegacyBios Protocol is installed, add 3 tags about legacy boot option
- // in BootOption form: legacy FD/HD/CD/NET/BEV
- //
- CreateGotoOpCode (
- FORM_SET_FD_ORDER_ID,
- STRING_TOKEN (STR_FORM_SET_FD_ORDER_TITLE),
- STRING_TOKEN (STR_FORM_SET_FD_ORDER_TITLE),
- EFI_IFR_FLAG_CALLBACK,
- FORM_SET_FD_ORDER_ID,
- &gUpdateData
- );
-
- CreateGotoOpCode (
- FORM_SET_HD_ORDER_ID,
- STRING_TOKEN (STR_FORM_SET_HD_ORDER_TITLE),
- STRING_TOKEN (STR_FORM_SET_HD_ORDER_TITLE),
- EFI_IFR_FLAG_CALLBACK,
- FORM_SET_HD_ORDER_ID,
- &gUpdateData
- );
-
- CreateGotoOpCode (
- FORM_SET_CD_ORDER_ID,
- STRING_TOKEN (STR_FORM_SET_CD_ORDER_TITLE),
- STRING_TOKEN (STR_FORM_SET_CD_ORDER_TITLE),
- EFI_IFR_FLAG_CALLBACK,
- FORM_SET_CD_ORDER_ID,
- &gUpdateData
- );
-
- CreateGotoOpCode (
- FORM_SET_NET_ORDER_ID,
- STRING_TOKEN (STR_FORM_SET_NET_ORDER_TITLE),
- STRING_TOKEN (STR_FORM_SET_NET_ORDER_TITLE),
- EFI_IFR_FLAG_CALLBACK,
- FORM_SET_NET_ORDER_ID,
- &gUpdateData
- );
-
- CreateGotoOpCode (
- FORM_SET_BEV_ORDER_ID,
- STRING_TOKEN (STR_FORM_SET_BEV_ORDER_TITLE),
- STRING_TOKEN (STR_FORM_SET_BEV_ORDER_TITLE),
- EFI_IFR_FLAG_CALLBACK,
- FORM_SET_BEV_ORDER_ID,
- &gUpdateData
- );
-
- IfrLibUpdateForm (
- BmmCallbackInfo->BmmHiiHandle,
- &mBootMaintGuid,
- FORM_MAIN_ID,
- FORM_BOOT_LEGACY_DEVICE_ID,
- FALSE,
- &gUpdateData
- );
- }
-
- //
- // Dispatch BMM main formset and File Explorer formset.
- //
- FormSetDispatcher (BmmCallbackInfo);
-
- //
- // Remove our IFR data from HII database
- //
- gHiiDatabase->RemovePackageList (gHiiDatabase, BmmCallbackInfo->BmmHiiHandle);
- gHiiDatabase->RemovePackageList (gHiiDatabase, BmmCallbackInfo->FeHiiHandle);
-
- CleanUpStringDepository ();
-
- FreeAllMenu ();
-
- FreePool (BmmCallbackInfo->LoadContext);
- FreePool (BmmCallbackInfo);
- FreePool (gUpdateData.Data);
- gUpdateData.Data = NULL;
-
- return Status;
-}
-
-/**
- Initialized all Menu Option List.
-
- @param CallbackData The BMM context data.
-
-**/
-VOID
-InitAllMenu (
- IN BMM_CALLBACK_DATA *CallbackData
- )
-{
- InitializeListHead (&BootOptionMenu.Head);
- InitializeListHead (&DriverOptionMenu.Head);
- BOpt_GetBootOptions (CallbackData);
- BOpt_GetDriverOptions (CallbackData);
- BOpt_GetLegacyOptions ();
- InitializeListHead (&FsOptionMenu.Head);
- BOpt_FindDrivers ();
- InitializeListHead (&DirectoryMenu.Head);
- InitializeListHead (&ConsoleInpMenu.Head);
- InitializeListHead (&ConsoleOutMenu.Head);
- InitializeListHead (&ConsoleErrMenu.Head);
- InitializeListHead (&TerminalMenu.Head);
- LocateSerialIo ();
- GetAllConsoles ();
-}
-
-/**
- Free up all Menu Option list.
-
-**/
-VOID
-FreeAllMenu (
- VOID
- )
-{
- BOpt_FreeMenu (&DirectoryMenu);
- BOpt_FreeMenu (&FsOptionMenu);
- BOpt_FreeMenu (&BootOptionMenu);
- BOpt_FreeMenu (&DriverOptionMenu);
- BOpt_FreeMenu (&DriverMenu);
- BOpt_FreeLegacyOptions ();
- FreeAllConsoles ();
-}
-
-/**
- Intialize all the string depositories.
-
-**/
-VOID
-InitializeStringDepository (
- VOID
- )
-{
- STRING_DEPOSITORY *StringDepository;
- StringDepository = AllocateZeroPool (sizeof (STRING_DEPOSITORY) * STRING_DEPOSITORY_NUMBER);
- FileOptionStrDepository = StringDepository++;
- ConsoleOptionStrDepository = StringDepository++;
- BootOptionStrDepository = StringDepository++;
- BootOptionHelpStrDepository = StringDepository++;
- DriverOptionStrDepository = StringDepository++;
- DriverOptionHelpStrDepository = StringDepository++;
- TerminalStrDepository = StringDepository;
-}
-
-/**
- Fetch a usable string node from the string depository and return the string token.
-
- @param CallbackData The BMM context data.
- @param StringDepository The string repository.
-
- @retval EFI_STRING_ID String token.
-
-**/
-EFI_STRING_ID
-GetStringTokenFromDepository (
- IN BMM_CALLBACK_DATA *CallbackData,
- IN STRING_DEPOSITORY *StringDepository
- )
-{
- STRING_LIST_NODE *CurrentListNode;
- STRING_LIST_NODE *NextListNode;
-
- CurrentListNode = StringDepository->CurrentNode;
-
- if ((NULL != CurrentListNode) && (NULL != CurrentListNode->Next)) {
- //
- // Fetch one reclaimed node from the list.
- //
- NextListNode = StringDepository->CurrentNode->Next;
- } else {
- //
- // If there is no usable node in the list, update the list.
- //
- NextListNode = AllocateZeroPool (sizeof (STRING_LIST_NODE));
-
- HiiLibNewString (CallbackData->BmmHiiHandle, &(NextListNode->StringToken), L" ");
- ASSERT (NextListNode->StringToken != 0);
-
- StringDepository->TotalNodeNumber++;
-
- if (NULL == CurrentListNode) {
- StringDepository->ListHead = NextListNode;
- } else {
- CurrentListNode->Next = NextListNode;
- }
- }
-
- StringDepository->CurrentNode = NextListNode;
-
- return StringDepository->CurrentNode->StringToken;
-}
-
-/**
- Reclaim string depositories by moving the current node pointer to list head..
-
-**/
-VOID
-ReclaimStringDepository (
- VOID
- )
-{
- UINTN DepositoryIndex;
- STRING_DEPOSITORY *StringDepository;
-
- StringDepository = FileOptionStrDepository;
- for (DepositoryIndex = 0; DepositoryIndex < STRING_DEPOSITORY_NUMBER; DepositoryIndex++) {
- StringDepository->CurrentNode = StringDepository->ListHead;
- StringDepository++;
- }
-}
-
-/**
- Release resource for all the string depositories.
-
-**/
-VOID
-CleanUpStringDepository (
- VOID
- )
-{
- UINTN NodeIndex;
- UINTN DepositoryIndex;
- STRING_LIST_NODE *CurrentListNode;
- STRING_LIST_NODE *NextListNode;
- STRING_DEPOSITORY *StringDepository;
-
- //
- // Release string list nodes.
- //
- StringDepository = FileOptionStrDepository;
- for (DepositoryIndex = 0; DepositoryIndex < STRING_DEPOSITORY_NUMBER; DepositoryIndex++) {
- CurrentListNode = StringDepository->ListHead;
- for (NodeIndex = 0; NodeIndex < StringDepository->TotalNodeNumber; NodeIndex++) {
- NextListNode = CurrentListNode->Next;
- FreePool (CurrentListNode);
- CurrentListNode = NextListNode;
- }
-
- StringDepository++;
- }
- //
- // Release string depository.
- //
- FreePool (FileOptionStrDepository);
-}
-
-/**
- Start boot maintenance manager
-
- @retval EFI_SUCCESS If BMM is invoked successfully.
- @return Other value if BMM return unsuccessfully.
-
-**/
-EFI_STATUS
-BdsStartBootMaint (
- VOID
- )
-{
- EFI_STATUS Status;
- LIST_ENTRY BdsBootOptionList;
-
- InitializeListHead (&BdsBootOptionList);
-
- //
- // Connect all prior to entering the platform setup menu.
- //
- if (!gConnectAllHappened) {
- BdsLibConnectAllDriversToAllControllers ();
- gConnectAllHappened = TRUE;
- }
- //
- // Have chance to enumerate boot device
- //
- BdsLibEnumerateAllBootOption (&BdsBootOptionList);
-
- //
- // Init the BMM
- //
- Status = InitializeBM ();
-
- return Status;
-}
-
-/**
- Dispatch BMM formset and FileExplorer formset.
-
-
- @param CallbackData The BMM context data.
-
- @retval EFI_SUCCESS If function complete successfully.
- @return Other value if the Setup Browser process BMM's pages and
- return unsuccessfully.
-
-**/
-EFI_STATUS
-FormSetDispatcher (
- IN BMM_CALLBACK_DATA *CallbackData
- )
-{
- EFI_STATUS Status;
- EFI_BROWSER_ACTION_REQUEST ActionRequest;
-
- while (TRUE) {
- UpdatePageId (CallbackData, FORM_MAIN_ID);
-
- ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
- Status = gFormBrowser2->SendForm (
- gFormBrowser2,
- &CallbackData->BmmHiiHandle,
- 1,
- NULL,
- 0,
- NULL,
- &ActionRequest
- );
- if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
- EnableResetRequired ();
- }
-
- ReclaimStringDepository ();
-
- //
- // When this Formset returns, check if we are going to explore files.
- //
- if (INACTIVE_STATE != CallbackData->FeCurrentState) {
- UpdateFileExplorer (CallbackData, 0);
-
- ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
- Status = gFormBrowser2->SendForm (
- gFormBrowser2,
- &CallbackData->FeHiiHandle,
- 1,
- NULL,
- 0,
- NULL,
- &ActionRequest
- );
- if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
- EnableResetRequired ();
- }
-
- CallbackData->FeCurrentState = INACTIVE_STATE;
- CallbackData->FeDisplayContext = UNKNOWN_CONTEXT;
- ReclaimStringDepository ();
- } else {
- break;
- }
- }
-
- return Status;
-}
-
-
-/**
- Deletete the Boot Option from EFI Variable. The Boot Order Arrray
- is also updated.
-
- @param OptionNumber The number of Boot option want to be deleted.
- @param BootOrder The Boot Order array.
- @param BootOrderSize The size of the Boot Order Array.
-
- @return Other value if the Boot Option specified by OptionNumber is not deleteed succesfully.
- @retval EFI_SUCCESS If function return successfully.
-
-**/
-EFI_STATUS
-BdsDeleteBootOption (
- IN UINTN OptionNumber,
- IN OUT UINT16 *BootOrder,
- IN OUT UINTN *BootOrderSize
- )
-{
- UINT16 BootOption[100];
- UINTN Index;
- EFI_STATUS Status;
- UINTN Index2Del;
-
- Status = EFI_SUCCESS;
- Index2Del = 0;
-
- UnicodeSPrint (BootOption, sizeof (BootOption), L"Boot%04x", OptionNumber);
- Status = EfiLibDeleteVariable (BootOption, &gEfiGlobalVariableGuid);
-
- //
- // adjust boot order array
- //
- for (Index = 0; Index < *BootOrderSize / sizeof (UINT16); Index++) {
- if (BootOrder[Index] == OptionNumber) {
- Index2Del = Index;
- break;
- }
- }
-
- if (Index != *BootOrderSize / sizeof (UINT16)) {
- for (Index = 0; Index < *BootOrderSize / sizeof (UINT16) - 1; Index++) {
- if (Index >= Index2Del) {
- BootOrder[Index] = BootOrder[Index + 1];
- }
- }
-
- *BootOrderSize -= sizeof (UINT16);
- }
-
- return Status;
-
-}
-
-
|