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audk/MdeModulePkg/Library/BootMaintenanceManagerUiLib/Variable.c
Dandan Bi bdc8cb0d3b MdeModulePkg/BMMUiLib: Replace same logic with API in UefiBootManagerLib 
Use the API　EfiBootManagerDeleteLoadOptionVariable in UefiBootManagerLib　to
replace the same logic in function Var_DelBootOption/Var_DelDriverOption.
This can make code clean and prevent potential bugs.

https://bugzilla.tianocore.org/show_bug.cgi?id=391

Cc: Eric Dong <eric.dong@intel.com>
Cc: Ruiyu Ni <ruiyu.ni@intel.com>
Cc: Star Zeng <star.zeng@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Dandan Bi <dandan.bi@intel.com>
Reviewed-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Eric Dong <eric.dong@intel.com>
2017-02-28 16:45:11 +08:00

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/** @file
Variable operation that will be used by bootmaint
Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
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 "BootMaintenanceManager.h"
/**
Delete Boot Option that represent a Deleted state in BootOptionMenu.
@retval EFI_SUCCESS If all boot load option EFI Variables corresponding to
BM_LOAD_CONTEXT marked for deletion is deleted.
@retval EFI_NOT_FOUND If can not find the boot option want to be deleted.
@return Others If failed to update the "BootOrder" variable after deletion.
**/
EFI_STATUS
Var_DelBootOption (
VOID
)
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
EFI_STATUS Status;
UINTN Index;
UINTN Index2;
Index2 = 0;
for (Index = 0; Index < BootOptionMenu.MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, (Index - Index2));
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
if (!NewLoadContext->Deleted) {
continue;
}
Status = EfiBootManagerDeleteLoadOptionVariable (NewMenuEntry->OptionNumber,LoadOptionTypeBoot);
if (EFI_ERROR (Status)) {
return Status;
}
Index2++;
//
// If current Load Option is the same as BootNext,
// must delete BootNext in order to make sure
// there will be no panic on next boot
//
if (NewLoadContext->IsBootNext) {
EfiLibDeleteVariable (L"BootNext", &gEfiGlobalVariableGuid);
}
RemoveEntryList (&NewMenuEntry->Link);
BOpt_DestroyMenuEntry (NewMenuEntry);
NewMenuEntry = NULL;
}
BootOptionMenu.MenuNumber -= Index2;
return EFI_SUCCESS;
}
/**
Delete Load Option that represent a Deleted state in DriverOptionMenu.
@retval EFI_SUCCESS Load Option is successfully updated.
@retval EFI_NOT_FOUND Fail to find the driver option want to be deleted.
@return Other value than EFI_SUCCESS if failed to update "Driver Order" EFI
Variable.
**/
EFI_STATUS
Var_DelDriverOption (
VOID
)
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
EFI_STATUS Status;
UINTN Index;
UINTN Index2;
Index2 = 0;
for (Index = 0; Index < DriverOptionMenu.MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&DriverOptionMenu, (Index - Index2));
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
if (!NewLoadContext->Deleted) {
continue;
}
Status = EfiBootManagerDeleteLoadOptionVariable (NewMenuEntry->OptionNumber,LoadOptionTypeDriver);
if (EFI_ERROR (Status)) {
return Status;
}
Index2++;
RemoveEntryList (&NewMenuEntry->Link);
BOpt_DestroyMenuEntry (NewMenuEntry);
NewMenuEntry = NULL;
}
DriverOptionMenu.MenuNumber -= Index2;
return EFI_SUCCESS;
}
/**
This function delete and build multi-instance device path for
specified type of console device.
This function clear the EFI variable defined by ConsoleName and
gEfiGlobalVariableGuid. It then build the multi-instance device
path by appending the device path of the Console (In/Out/Err) instance
in ConsoleMenu. Then it scan all corresponding console device by
scanning Terminal (built from device supporting Serial I/O instances)
devices in TerminalMenu. At last, it save a EFI variable specifed
by ConsoleName and gEfiGlobalVariableGuid.
@param ConsoleName The name for the console device type. They are
usually "ConIn", "ConOut" and "ErrOut".
@param ConsoleMenu The console memu which is a list of console devices.
@param UpdatePageId The flag specifying which type of console device
to be processed.
@retval EFI_SUCCESS The function complete successfully.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateConsoleOption (
IN UINT16 *ConsoleName,
IN BM_MENU_OPTION *ConsoleMenu,
IN UINT16 UpdatePageId
)
{
EFI_DEVICE_PATH_PROTOCOL *ConDevicePath;
BM_MENU_ENTRY *NewMenuEntry;
BM_CONSOLE_CONTEXT *NewConsoleContext;
BM_TERMINAL_CONTEXT *NewTerminalContext;
EFI_STATUS Status;
VENDOR_DEVICE_PATH Vendor;
EFI_DEVICE_PATH_PROTOCOL *TerminalDevicePath;
UINTN Index;
GetEfiGlobalVariable2 (ConsoleName, (VOID**)&ConDevicePath, NULL);
if (ConDevicePath != NULL) {
EfiLibDeleteVariable (ConsoleName, &gEfiGlobalVariableGuid);
FreePool (ConDevicePath);
ConDevicePath = NULL;
};
//
// First add all console input device from console input menu
//
for (Index = 0; Index < ConsoleMenu->MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (ConsoleMenu, Index);
NewConsoleContext = (BM_CONSOLE_CONTEXT *) NewMenuEntry->VariableContext;
if (NewConsoleContext->IsActive) {
ConDevicePath = AppendDevicePathInstance (
ConDevicePath,
NewConsoleContext->DevicePath
);
}
}
for (Index = 0; Index < TerminalMenu.MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&TerminalMenu, Index);
NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
if (((NewTerminalContext->IsConIn != 0) && (UpdatePageId == FORM_CON_IN_ID)) ||
((NewTerminalContext->IsConOut != 0) && (UpdatePageId == FORM_CON_OUT_ID)) ||
((NewTerminalContext->IsStdErr != 0) && (UpdatePageId == FORM_CON_ERR_ID))
) {
Vendor.Header.Type = MESSAGING_DEVICE_PATH;
Vendor.Header.SubType = MSG_VENDOR_DP;
ASSERT (NewTerminalContext->TerminalType < (ARRAY_SIZE (TerminalTypeGuid)));
CopyMem (
&Vendor.Guid,
&TerminalTypeGuid[NewTerminalContext->TerminalType],
sizeof (EFI_GUID)
);
SetDevicePathNodeLength (&Vendor.Header, sizeof (VENDOR_DEVICE_PATH));
TerminalDevicePath = AppendDevicePathNode (
NewTerminalContext->DevicePath,
(EFI_DEVICE_PATH_PROTOCOL *) &Vendor
);
ASSERT (TerminalDevicePath != NULL);
ChangeTerminalDevicePath (TerminalDevicePath, TRUE);
ConDevicePath = AppendDevicePathInstance (
ConDevicePath,
TerminalDevicePath
);
}
}
if (ConDevicePath != NULL) {
Status = gRT->SetVariable (
ConsoleName,
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (ConDevicePath),
ConDevicePath
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
/**
This function delete and build multi-instance device path ConIn
console device.
@retval EFI_SUCCESS The function complete successfully.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateConsoleInpOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ConIn", &ConsoleInpMenu, FORM_CON_IN_ID);
}
/**
This function delete and build multi-instance device path ConOut
console device.
@retval EFI_SUCCESS The function complete successfully.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateConsoleOutOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ConOut", &ConsoleOutMenu, FORM_CON_OUT_ID);
}
/**
This function delete and build multi-instance device path ErrOut
console device.
@retval EFI_SUCCESS The function complete successfully.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateErrorOutOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ErrOut", &ConsoleErrMenu, FORM_CON_ERR_ID);
}
/**
This function create a currently loaded Drive Option from
the BMM. It then appends this Driver Option to the end of
the "DriverOrder" list. It append this Driver Opotion to the end
of DriverOptionMenu.
@param CallbackData The BMM context data.
@param HiiHandle The HII handle associated with the BMM formset.
@param DescriptionData The description of this driver option.
@param OptionalData The optional load option.
@param ForceReconnect If to force reconnect.
@retval other Contain some errors when excuting this function.See function
EfiBootManagerInitializeLoadOption/EfiBootManagerAddLoadOptionVariabl
for detail return information.
@retval EFI_SUCCESS If function completes successfully.
**/
EFI_STATUS
Var_UpdateDriverOption (
IN BMM_CALLBACK_DATA *CallbackData,
IN EFI_HII_HANDLE HiiHandle,
IN UINT16 *DescriptionData,
IN UINT16 *OptionalData,
IN UINT8 ForceReconnect
)
{
UINT16 Index;
UINT16 DriverString[12];
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
BOOLEAN OptionalDataExist;
EFI_STATUS Status;
EFI_BOOT_MANAGER_LOAD_OPTION LoadOption;
UINT8 *OptionalDesData;
UINT32 OptionalDataSize;
OptionalDataExist = FALSE;
OptionalDesData = NULL;
OptionalDataSize = 0;
Index = BOpt_GetDriverOptionNumber ();
UnicodeSPrint (
DriverString,
sizeof (DriverString),
L"Driver%04x",
Index
);
if (*DescriptionData == 0x0000) {
StrCpyS (DescriptionData, MAX_MENU_NUMBER, DriverString);
}
if (*OptionalData != 0x0000) {
OptionalDataExist = TRUE;
OptionalDesData = (UINT8 *)OptionalData;
OptionalDataSize = (UINT32)StrSize (OptionalData);
}
NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);
if (NULL == NewMenuEntry) {
return EFI_OUT_OF_RESOURCES;
}
Status = EfiBootManagerInitializeLoadOption (
&LoadOption,
Index,
LoadOptionTypeDriver,
LOAD_OPTION_ACTIVE | (ForceReconnect << 1),
DescriptionData,
CallbackData->LoadContext->FilePathList,
OptionalDesData,
OptionalDataSize
);
if (EFI_ERROR (Status)){
return Status;
}
Status = EfiBootManagerAddLoadOptionVariable (&LoadOption,(UINTN) -1 );
if (EFI_ERROR (Status)) {
EfiBootManagerFreeLoadOption(&LoadOption);
return Status;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->Deleted = FALSE;
NewLoadContext->Attributes = LoadOption.Attributes;
NewLoadContext->FilePathListLength = (UINT16)GetDevicePathSize (LoadOption.FilePath);
NewLoadContext->Description = AllocateZeroPool (StrSize (DescriptionData));
ASSERT (NewLoadContext->Description != NULL);
NewMenuEntry->DisplayString = NewLoadContext->Description;
CopyMem (
NewLoadContext->Description,
LoadOption.Description,
StrSize (DescriptionData)
);
NewLoadContext->FilePathList = AllocateZeroPool (GetDevicePathSize (CallbackData->LoadContext->FilePathList));
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
LoadOption.FilePath,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewMenuEntry->HelpString = UiDevicePathToStr (NewLoadContext->FilePathList);
NewMenuEntry->OptionNumber = Index;
NewMenuEntry->DisplayStringToken = HiiSetString (HiiHandle, 0, NewMenuEntry->DisplayString, NULL);
NewMenuEntry->HelpStringToken = HiiSetString (HiiHandle, 0, NewMenuEntry->HelpString, NULL);
if (OptionalDataExist) {
NewLoadContext->OptionalData = AllocateZeroPool (LoadOption.OptionalDataSize);
ASSERT (NewLoadContext->OptionalData != NULL);
CopyMem (
NewLoadContext->OptionalData,
LoadOption.OptionalData,
LoadOption.OptionalDataSize
);
}
InsertTailList (&DriverOptionMenu.Head, &NewMenuEntry->Link);
DriverOptionMenu.MenuNumber++;
EfiBootManagerFreeLoadOption(&LoadOption);
return EFI_SUCCESS;
}
/**
This function create a currently loaded Boot Option from
the BMM. It then appends this Boot Option to the end of
the "BootOrder" list. It also append this Boot Opotion to the end
of BootOptionMenu.
@param CallbackData The BMM context data.
@retval other Contain some errors when excuting this function. See function
EfiBootManagerInitializeLoadOption/EfiBootManagerAddLoadOptionVariabl
for detail return information.
@retval EFI_SUCCESS If function completes successfully.
**/
EFI_STATUS
Var_UpdateBootOption (
IN BMM_CALLBACK_DATA *CallbackData
)
{
UINT16 BootString[10];
UINT16 Index;
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
BOOLEAN OptionalDataExist;
EFI_STATUS Status;
BMM_FAKE_NV_DATA *NvRamMap;
EFI_BOOT_MANAGER_LOAD_OPTION LoadOption;
UINT8 *OptionalData;
UINT32 OptionalDataSize;
OptionalDataExist = FALSE;
NvRamMap = &CallbackData->BmmFakeNvData;
OptionalData = NULL;
OptionalDataSize = 0;
Index = BOpt_GetBootOptionNumber () ;
UnicodeSPrint (BootString, sizeof (BootString), L"Boot%04x", Index);
if (NvRamMap->BootDescriptionData[0] == 0x0000) {
StrCpyS (NvRamMap->BootDescriptionData, sizeof (NvRamMap->BootDescriptionData) / sizeof (NvRamMap->BootDescriptionData[0]), BootString);
}
if (NvRamMap->BootOptionalData[0] != 0x0000) {
OptionalDataExist = TRUE;
OptionalData = (UINT8 *)NvRamMap->BootOptionalData;
OptionalDataSize = (UINT32)StrSize (NvRamMap->BootOptionalData);
}
NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);
if (NULL == NewMenuEntry) {
return EFI_OUT_OF_RESOURCES;
}
Status = EfiBootManagerInitializeLoadOption (
&LoadOption,
Index,
LoadOptionTypeBoot,
LOAD_OPTION_ACTIVE,
NvRamMap->BootDescriptionData,
CallbackData->LoadContext->FilePathList,
OptionalData,
OptionalDataSize
);
if (EFI_ERROR (Status)){
return Status;
}
Status = EfiBootManagerAddLoadOptionVariable (&LoadOption,(UINTN) -1 );
if (EFI_ERROR (Status)) {
EfiBootManagerFreeLoadOption(&LoadOption);
return Status;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->Deleted = FALSE;
NewLoadContext->Attributes = LoadOption.Attributes;
NewLoadContext->FilePathListLength = (UINT16) GetDevicePathSize (LoadOption.FilePath);
NewLoadContext->Description = AllocateZeroPool (StrSize (NvRamMap->BootDescriptionData));
ASSERT (NewLoadContext->Description != NULL);
NewMenuEntry->DisplayString = NewLoadContext->Description;
CopyMem (
NewLoadContext->Description,
LoadOption.Description,
StrSize (NvRamMap->BootDescriptionData)
);
NewLoadContext->FilePathList = AllocateZeroPool (GetDevicePathSize (CallbackData->LoadContext->FilePathList));
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
LoadOption.FilePath,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewMenuEntry->HelpString = UiDevicePathToStr (NewLoadContext->FilePathList);
NewMenuEntry->OptionNumber = Index;
NewMenuEntry->DisplayStringToken = HiiSetString (CallbackData->BmmHiiHandle, 0, NewMenuEntry->DisplayString, NULL);
NewMenuEntry->HelpStringToken = HiiSetString (CallbackData->BmmHiiHandle, 0, NewMenuEntry->HelpString, NULL);
if (OptionalDataExist) {
NewLoadContext->OptionalData = AllocateZeroPool (LoadOption.OptionalDataSize);
ASSERT (NewLoadContext->OptionalData != NULL);
CopyMem (
NewLoadContext->OptionalData,
LoadOption.OptionalData,
LoadOption.OptionalDataSize
);
}
InsertTailList (&BootOptionMenu.Head, &NewMenuEntry->Link);
BootOptionMenu.MenuNumber++;
EfiBootManagerFreeLoadOption(&LoadOption);
return EFI_SUCCESS;
}
/**
This function update the "BootNext" EFI Variable. If there is
no "BootNext" specified in BMM, this EFI Variable is deleted.
It also update the BMM context data specified the "BootNext"
vaule.
@param CallbackData The BMM context data.
@retval EFI_SUCCESS The function complete successfully.
@return The EFI variable can be saved. See gRT->SetVariable
for detail return information.
**/
EFI_STATUS
Var_UpdateBootNext (
IN BMM_CALLBACK_DATA *CallbackData
)
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
BMM_FAKE_NV_DATA *CurrentFakeNVMap;
UINT16 Index;
EFI_STATUS Status;
Status = EFI_SUCCESS;
CurrentFakeNVMap = &CallbackData->BmmFakeNvData;
for (Index = 0; Index < BootOptionMenu.MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, Index);
ASSERT (NULL != NewMenuEntry);
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->IsBootNext = FALSE;
}
if (CurrentFakeNVMap->BootNext == NONE_BOOTNEXT_VALUE) {
EfiLibDeleteVariable (L"BootNext", &gEfiGlobalVariableGuid);
return EFI_SUCCESS;
}
NewMenuEntry = BOpt_GetMenuEntry (
&BootOptionMenu,
CurrentFakeNVMap->BootNext
);
ASSERT (NewMenuEntry != NULL);
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
Status = gRT->SetVariable (
L"BootNext",
&gEfiGlobalVariableGuid,
VAR_FLAG,
sizeof (UINT16),
&NewMenuEntry->OptionNumber
);
NewLoadContext->IsBootNext = TRUE;
CallbackData->BmmOldFakeNVData.BootNext = CurrentFakeNVMap->BootNext;
return Status;
}
/**
This function update the "BootOrder" EFI Variable based on
BMM Formset's NV map. It then refresh BootOptionMenu
with the new "BootOrder" list.
@param CallbackData The BMM context data.
@retval EFI_SUCCESS The function complete successfully.
@retval EFI_OUT_OF_RESOURCES Not enough memory to complete the function.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateBootOrder (
IN BMM_CALLBACK_DATA *CallbackData
)
{
EFI_STATUS Status;
UINT16 Index;
UINT16 OrderIndex;
UINT16 *BootOrder;
UINTN BootOrderSize;
UINT16 OptionNumber;
//
// First check whether BootOrder is present in current configuration
//
GetEfiGlobalVariable2 (L"BootOrder", (VOID **) &BootOrder, &BootOrderSize);
if (BootOrder == NULL) {
return EFI_OUT_OF_RESOURCES;
}
ASSERT (BootOptionMenu.MenuNumber <= (sizeof (CallbackData->BmmFakeNvData.BootOptionOrder) / sizeof (CallbackData->BmmFakeNvData.BootOptionOrder[0])));
//
// OptionOrder is subset of BootOrder
//
for (OrderIndex = 0; (OrderIndex < BootOptionMenu.MenuNumber) && (CallbackData->BmmFakeNvData.BootOptionOrder[OrderIndex] != 0); OrderIndex++) {
for (Index = OrderIndex; Index < BootOrderSize / sizeof (UINT16); Index++) {
if ((BootOrder[Index] == (UINT16) (CallbackData->BmmFakeNvData.BootOptionOrder[OrderIndex] - 1)) && (OrderIndex != Index)) {
OptionNumber = BootOrder[Index];
CopyMem (&BootOrder[OrderIndex + 1], &BootOrder[OrderIndex], (Index - OrderIndex) * sizeof (UINT16));
BootOrder[OrderIndex] = OptionNumber;
}
}
}
Status = gRT->SetVariable (
L"BootOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
BootOrderSize,
BootOrder
);
FreePool (BootOrder);
BOpt_FreeMenu (&BootOptionMenu);
BOpt_GetBootOptions (CallbackData);
return Status;
}
/**
This function update the "DriverOrder" EFI Variable based on
BMM Formset's NV map. It then refresh DriverOptionMenu
with the new "DriverOrder" list.
@param CallbackData The BMM context data.
@retval EFI_SUCCESS The function complete successfully.
@retval EFI_OUT_OF_RESOURCES Not enough memory to complete the function.
@return The EFI variable can not be saved. See gRT->SetVariable for detail return information.
**/
EFI_STATUS
Var_UpdateDriverOrder (
IN BMM_CALLBACK_DATA *CallbackData
)
{
EFI_STATUS Status;
UINT16 Index;
UINT16 *DriverOrderList;
UINT16 *NewDriverOrderList;
UINTN DriverOrderListSize;
DriverOrderList = NULL;
DriverOrderListSize = 0;
//
// First check whether DriverOrder is present in current configuration
//
GetEfiGlobalVariable2 (L"DriverOrder", (VOID **) &DriverOrderList, &DriverOrderListSize);
NewDriverOrderList = AllocateZeroPool (DriverOrderListSize);
if (NewDriverOrderList == NULL) {
return EFI_OUT_OF_RESOURCES;
}
//
// If exists, delete it to hold new DriverOrder
//
if (DriverOrderList != NULL) {
EfiLibDeleteVariable (L"DriverOrder", &gEfiGlobalVariableGuid);
FreePool (DriverOrderList);
}
ASSERT (DriverOptionMenu.MenuNumber <= (sizeof (CallbackData->BmmFakeNvData.DriverOptionOrder) / sizeof (CallbackData->BmmFakeNvData.DriverOptionOrder[0])));
for (Index = 0; Index < DriverOptionMenu.MenuNumber; Index++) {
NewDriverOrderList[Index] = (UINT16) (CallbackData->BmmFakeNvData.DriverOptionOrder[Index] - 1);
}
Status = gRT->SetVariable (
L"DriverOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
DriverOrderListSize,
NewDriverOrderList
);
if (EFI_ERROR (Status)) {
return Status;
}
BOpt_FreeMenu (&DriverOptionMenu);
BOpt_GetDriverOptions (CallbackData);
return EFI_SUCCESS;
}
/**
Update the Text Mode of Console.
@param CallbackData The context data for BMM.
@retval EFI_SUCCSS If the Text Mode of Console is updated.
@return Other value if the Text Mode of Console is not updated.
**/
EFI_STATUS
Var_UpdateConMode (
IN BMM_CALLBACK_DATA *CallbackData
)
{
EFI_STATUS Status;
UINTN Mode;
CONSOLE_OUT_MODE ModeInfo;
Mode = CallbackData->BmmFakeNvData.ConsoleOutMode;
Status = gST->ConOut->QueryMode (gST->ConOut, Mode, &(ModeInfo.Column), &(ModeInfo.Row));
if (!EFI_ERROR(Status)) {
Status = PcdSet32S (PcdSetupConOutColumn, (UINT32) ModeInfo.Column);
if (!EFI_ERROR (Status)) {
Status = PcdSet32S (PcdSetupConOutRow, (UINT32) ModeInfo.Row);
}
}
return Status;
}
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