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audk/MdeModulePkg/Universal/BdsDxe/BootMaint/Variable.c

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/*++
Copyright (c) 2004 - 2008, 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:
Variable.c
Abstract:
Variable operation that will be used by bootmaint
--*/
#include "BootMaint.h"
EFI_STATUS
Var_DelBootOption (
VOID
)
/*++
Routine Description:
Delete Boot Option that represent a Deleted state in BootOptionMenu.
After deleting this boot option, call Var_ChangeBootOrder to
make sure BootOrder is in valid state.
Arguments:
LoadOption -- Pointer to the boot option that to be deleted
Returns:
EFI_SUCCESS
Others
--*/
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
UINT16 BootString[10];
EFI_STATUS Status;
UINTN Index;
UINTN Index2;
Status = EFI_SUCCESS;
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;
}
UnicodeSPrint (
BootString,
sizeof (BootString),
L"Boot%04x",
NewMenuEntry->OptionNumber
);
EfiLibDeleteVariable (BootString, &gEfiGlobalVariableGuid);
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;
Status = Var_ChangeBootOrder ();
return Status;
}
EFI_STATUS
Var_ChangeBootOrder (
VOID
)
/*++
Routine Description:
After any operation on Boot####, there will be a discrepancy in BootOrder.
Since some are missing but in BootOrder, while some are present but are
not reflected by BootOrder. Then a function rebuild BootOrder from
scratch by content from BootOptionMenu is needed.
Arguments:
Returns:
EFI_SUCCESS
Others
--*/
{
EFI_STATUS Status;
BM_MENU_ENTRY *NewMenuEntry;
UINT16 *BootOrderList;
UINT16 *BootOrderListPtr;
UINTN BootOrderListSize;
UINTN Index;
BootOrderList = NULL;
BootOrderListSize = 0;
//
// First check whether BootOrder is present in current configuration
//
BootOrderList = BdsLibGetVariableAndSize (
L"BootOrder",
&gEfiGlobalVariableGuid,
&BootOrderListSize
);
//
// If exists, delete it to hold new BootOrder
//
if (BootOrderList) {
EfiLibDeleteVariable (L"BootOrder", &gEfiGlobalVariableGuid);
SafeFreePool (BootOrderList);
BootOrderList = NULL;
}
//
// Maybe here should be some check method to ensure that
// no new added boot options will be added
// but the setup engine now will give only one callback
// that is to say, user are granted only one chance to
// decide whether the boot option will be added or not
// there should be no indictor to show whether this
// is a "new" boot option
//
BootOrderListSize = BootOptionMenu.MenuNumber;
if (BootOrderListSize > 0) {
BootOrderList = EfiAllocateZeroPool (BootOrderListSize * sizeof (UINT16));
ASSERT (BootOrderList != NULL);
BootOrderListPtr = BootOrderList;
//
// Get all current used Boot#### from BootOptionMenu.
// OptionNumber in each BM_LOAD_OPTION is really its
// #### value.
//
for (Index = 0; Index < BootOrderListSize; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&BootOptionMenu, Index);
*BootOrderList = (UINT16) NewMenuEntry->OptionNumber;
BootOrderList++;
}
BootOrderList = BootOrderListPtr;
//
// After building the BootOrderList, write it back
//
Status = gRT->SetVariable (
L"BootOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
BootOrderListSize * sizeof (UINT16),
BootOrderList
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
EFI_STATUS
Var_DelDriverOption (
VOID
)
/*++
Routine Description:
Delete Load Option that represent a Deleted state in BootOptionMenu.
After deleting this Driver option, call Var_ChangeDriverOrder to
make sure DriverOrder is in valid state.
Arguments:
LoadOption -- Pointer to the Driver option that to be deleted
Returns:
EFI_SUCCESS
Others
--*/
{
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
UINT16 DriverString[12];
EFI_STATUS Status;
UINTN Index;
UINTN Index2;
Status = EFI_SUCCESS;
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;
}
UnicodeSPrint (
DriverString,
sizeof (DriverString),
L"Driver%04x",
NewMenuEntry->OptionNumber
);
EfiLibDeleteVariable (DriverString, &gEfiGlobalVariableGuid);
Index2++;
RemoveEntryList (&NewMenuEntry->Link);
BOpt_DestroyMenuEntry (NewMenuEntry);
NewMenuEntry = NULL;
}
DriverOptionMenu.MenuNumber -= Index2;
Status = Var_ChangeDriverOrder ();
return Status;
}
EFI_STATUS
Var_ChangeDriverOrder (
VOID
)
/*++
Routine Description:
After any operation on Driver####, there will be a discrepancy in
DriverOrder. Since some are missing but in DriverOrder, while some
are present but are not reflected by DriverOrder. Then a function
rebuild DriverOrder from scratch by content from DriverOptionMenu is
needed.
Arguments:
Returns:
EFI_SUCCESS
Others
--*/
{
EFI_STATUS Status;
BM_MENU_ENTRY *NewMenuEntry;
UINT16 *DriverOrderList;
UINT16 *DriverOrderListPtr;
UINTN DriverOrderListSize;
UINTN Index;
DriverOrderList = NULL;
DriverOrderListSize = 0;
//
// First check whether DriverOrder is present in current configuration
//
DriverOrderList = BdsLibGetVariableAndSize (
L"DriverOrder",
&gEfiGlobalVariableGuid,
&DriverOrderListSize
);
//
// If exists, delete it to hold new DriverOrder
//
if (DriverOrderList) {
EfiLibDeleteVariable (L"DriverOrder", &gEfiGlobalVariableGuid);
SafeFreePool (DriverOrderList);
DriverOrderList = NULL;
}
DriverOrderListSize = DriverOptionMenu.MenuNumber;
if (DriverOrderListSize > 0) {
DriverOrderList = EfiAllocateZeroPool (DriverOrderListSize * sizeof (UINT16));
ASSERT (DriverOrderList != NULL);
DriverOrderListPtr = DriverOrderList;
//
// Get all current used Driver#### from DriverOptionMenu.
// OptionNumber in each BM_LOAD_OPTION is really its
// #### value.
//
for (Index = 0; Index < DriverOrderListSize; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (&DriverOptionMenu, Index);
*DriverOrderList = (UINT16) NewMenuEntry->OptionNumber;
DriverOrderList++;
}
DriverOrderList = DriverOrderListPtr;
//
// After building the DriverOrderList, write it back
//
Status = gRT->SetVariable (
L"DriverOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
DriverOrderListSize * sizeof (UINT16),
DriverOrderList
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
VOID
Var_UpdateAllConsoleOption (
VOID
)
{
EFI_DEVICE_PATH_PROTOCOL *OutDevicePath;
EFI_DEVICE_PATH_PROTOCOL *InpDevicePath;
EFI_DEVICE_PATH_PROTOCOL *ErrDevicePath;
EFI_STATUS Status;
OutDevicePath = EfiLibGetVariable (L"ConOut", &gEfiGlobalVariableGuid);
InpDevicePath = EfiLibGetVariable (L"ConIn", &gEfiGlobalVariableGuid);
ErrDevicePath = EfiLibGetVariable (L"ErrOut", &gEfiGlobalVariableGuid);
if (OutDevicePath) {
ChangeVariableDevicePath (OutDevicePath);
Status = gRT->SetVariable (
L"ConOut",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (OutDevicePath),
OutDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (InpDevicePath) {
ChangeVariableDevicePath (InpDevicePath);
Status = gRT->SetVariable (
L"ConIn",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (InpDevicePath),
InpDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
if (ErrDevicePath) {
ChangeVariableDevicePath (ErrDevicePath);
Status = gRT->SetVariable (
L"ErrOut",
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (ErrDevicePath),
ErrDevicePath
);
ASSERT (!EFI_ERROR (Status));
}
}
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;
ConDevicePath = EfiLibGetVariable (ConsoleName, &gEfiGlobalVariableGuid);
if (ConDevicePath != NULL) {
EfiLibDeleteVariable (ConsoleName, &gEfiGlobalVariableGuid);
SafeFreePool (ConDevicePath);
ConDevicePath = NULL;
};
//
// First add all console input device to it from console input menu
//
for (Index = 0; Index < ConsoleMenu->MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (ConsoleMenu, Index);
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
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);
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
NewTerminalContext = (BM_TERMINAL_CONTEXT *) NewMenuEntry->VariableContext;
if ((NewTerminalContext->IsConIn && (UpdatePageId == FORM_CON_IN_ID)) ||
(NewTerminalContext->IsConOut && (UpdatePageId == FORM_CON_OUT_ID)) ||
(NewTerminalContext->IsStdErr && (UpdatePageId == FORM_CON_ERR_ID))
) {
Vendor.Header.Type = MESSAGING_DEVICE_PATH;
Vendor.Header.SubType = MSG_VENDOR_DP;
CopyMem (
&Vendor.Guid,
&Guid[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) {
Status = gRT->SetVariable (
ConsoleName,
&gEfiGlobalVariableGuid,
VAR_FLAG,
GetDevicePathSize (ConDevicePath),
ConDevicePath
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return EFI_SUCCESS;
}
EFI_STATUS
Var_UpdateConsoleInpOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ConIn", &ConsoleInpMenu, FORM_CON_IN_ID);
}
EFI_STATUS
Var_UpdateConsoleOutOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ConOut", &ConsoleOutMenu, FORM_CON_OUT_ID);
}
EFI_STATUS
Var_UpdateErrorOutOption (
VOID
)
{
return Var_UpdateConsoleOption (L"ErrOut", &ConsoleErrMenu, FORM_CON_ERR_ID);
}
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 *DriverOrderList;
UINT16 *NewDriverOrderList;
UINT16 DriverString[12];
UINTN DriverOrderListSize;
VOID *Buffer;
UINTN BufferSize;
UINT8 *Ptr;
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
BOOLEAN OptionalDataExist;
EFI_STATUS Status;
OptionalDataExist = FALSE;
Index = BOpt_GetDriverOptionNumber ();
UnicodeSPrint (
DriverString,
sizeof (DriverString),
L"Driver%04x",
Index
);
if (*DescriptionData == 0x0000) {
StrCpy (DescriptionData, DriverString);
}
BufferSize = sizeof (UINT32) + sizeof (UINT16) + StrSize (DescriptionData);
BufferSize += GetDevicePathSize (CallbackData->LoadContext->FilePathList);
if (*OptionalData != 0x0000) {
OptionalDataExist = TRUE;
BufferSize += StrSize (OptionalData);
}
Buffer = EfiAllocateZeroPool (BufferSize);
if (NULL == Buffer) {
return EFI_OUT_OF_RESOURCES;
}
NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);
if (NULL == NewMenuEntry) {
return EFI_OUT_OF_RESOURCES;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->Deleted = FALSE;
NewLoadContext->LoadOptionSize = BufferSize;
Ptr = (UINT8 *) Buffer;
NewLoadContext->LoadOption = Ptr;
*((UINT32 *) Ptr) = LOAD_OPTION_ACTIVE | (ForceReconnect << 1);
NewLoadContext->Attributes = *((UINT32 *) Ptr);
NewLoadContext->IsActive = TRUE;
NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);
Ptr += sizeof (UINT32);
*((UINT16 *) Ptr) = (UINT16) GetDevicePathSize (CallbackData->LoadContext->FilePathList);
NewLoadContext->FilePathListLength = *((UINT16 *) Ptr);
Ptr += sizeof (UINT16);
CopyMem (
Ptr,
DescriptionData,
StrSize (DescriptionData)
);
NewLoadContext->Description = EfiAllocateZeroPool (StrSize (DescriptionData));
ASSERT (NewLoadContext->Description != NULL);
NewMenuEntry->DisplayString = NewLoadContext->Description;
CopyMem (
NewLoadContext->Description,
(VOID *) Ptr,
StrSize (DescriptionData)
);
Ptr += StrSize (DescriptionData);
CopyMem (
Ptr,
CallbackData->LoadContext->FilePathList,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewLoadContext->FilePathList = EfiAllocateZeroPool (GetDevicePathSize (CallbackData->LoadContext->FilePathList));
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
(VOID *) Ptr,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);
NewMenuEntry->OptionNumber = Index;
NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (
CallbackData,
DriverOptionStrDepository
);
HiiLibNewString (HiiHandle, &NewMenuEntry->DisplayStringToken, NewMenuEntry->DisplayString);
NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (
CallbackData,
DriverOptionHelpStrDepository
);
HiiLibNewString (HiiHandle, &NewMenuEntry->HelpStringToken, NewMenuEntry->HelpString);
if (OptionalDataExist) {
Ptr += (UINT8) GetDevicePathSize (CallbackData->LoadContext->FilePathList);
CopyMem (
Ptr,
OptionalData,
StrSize (OptionalData)
);
}
Status = gRT->SetVariable (
DriverString,
&gEfiGlobalVariableGuid,
VAR_FLAG,
BufferSize,
Buffer
);
ASSERT_EFI_ERROR (Status);
DriverOrderList = BdsLibGetVariableAndSize (
L"DriverOrder",
&gEfiGlobalVariableGuid,
&DriverOrderListSize
);
NewDriverOrderList = EfiAllocateZeroPool (DriverOrderListSize + sizeof (UINT16));
ASSERT (NewDriverOrderList != NULL);
CopyMem (NewDriverOrderList, DriverOrderList, DriverOrderListSize);
NewDriverOrderList[DriverOrderListSize / sizeof (UINT16)] = Index;
if (DriverOrderList != NULL) {
EfiLibDeleteVariable (L"DriverOrder", &gEfiGlobalVariableGuid);
}
Status = gRT->SetVariable (
L"DriverOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
DriverOrderListSize + sizeof (UINT16),
NewDriverOrderList
);
ASSERT_EFI_ERROR (Status);
SafeFreePool (DriverOrderList);
DriverOrderList = NULL;
SafeFreePool (NewDriverOrderList);
NewDriverOrderList = NULL;
InsertTailList (&DriverOptionMenu.Head, &NewMenuEntry->Link);
DriverOptionMenu.MenuNumber++;
*DescriptionData = 0x0000;
*OptionalData = 0x0000;
return EFI_SUCCESS;
}
EFI_STATUS
Var_UpdateBootOption (
IN BMM_CALLBACK_DATA *CallbackData,
IN FILE_EXPLORER_NV_DATA *NvRamMap
)
{
UINT16 *BootOrderList;
UINT16 *NewBootOrderList;
UINTN BootOrderListSize;
UINT16 BootString[10];
VOID *Buffer;
UINTN BufferSize;
UINT8 *Ptr;
UINT16 Index;
BM_MENU_ENTRY *NewMenuEntry;
BM_LOAD_CONTEXT *NewLoadContext;
BOOLEAN OptionalDataExist;
EFI_STATUS Status;
OptionalDataExist = FALSE;
Index = BOpt_GetBootOptionNumber () ;
UnicodeSPrint (BootString, sizeof (BootString), L"Boot%04x", Index);
if (NvRamMap->DescriptionData[0] == 0x0000) {
StrCpy (NvRamMap->DescriptionData, BootString);
}
BufferSize = sizeof (UINT32) + sizeof (UINT16) + StrSize (NvRamMap->DescriptionData);
BufferSize += GetDevicePathSize (CallbackData->LoadContext->FilePathList);
if (NvRamMap->OptionalData[0] != 0x0000) {
OptionalDataExist = TRUE;
BufferSize += StrSize (NvRamMap->OptionalData);
}
Buffer = EfiAllocateZeroPool (BufferSize);
if (NULL == Buffer) {
return EFI_OUT_OF_RESOURCES;
}
NewMenuEntry = BOpt_CreateMenuEntry (BM_LOAD_CONTEXT_SELECT);
if (NULL == NewMenuEntry) {
return EFI_OUT_OF_RESOURCES;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->Deleted = FALSE;
NewLoadContext->LoadOptionSize = BufferSize;
Ptr = (UINT8 *) Buffer;
NewLoadContext->LoadOption = Ptr;
*((UINT32 *) Ptr) = LOAD_OPTION_ACTIVE;
NewLoadContext->Attributes = *((UINT32 *) Ptr);
NewLoadContext->IsActive = TRUE;
NewLoadContext->ForceReconnect = (BOOLEAN) (NewLoadContext->Attributes & LOAD_OPTION_FORCE_RECONNECT);
Ptr += sizeof (UINT32);
*((UINT16 *) Ptr) = (UINT16) GetDevicePathSize (CallbackData->LoadContext->FilePathList);
NewLoadContext->FilePathListLength = *((UINT16 *) Ptr);
Ptr += sizeof (UINT16);
CopyMem (
Ptr,
NvRamMap->DescriptionData,
StrSize (NvRamMap->DescriptionData)
);
NewLoadContext->Description = EfiAllocateZeroPool (StrSize (NvRamMap->DescriptionData));
ASSERT (NewLoadContext->Description != NULL);
NewMenuEntry->DisplayString = NewLoadContext->Description;
CopyMem (
NewLoadContext->Description,
(VOID *) Ptr,
StrSize (NvRamMap->DescriptionData)
);
Ptr += StrSize (NvRamMap->DescriptionData);
CopyMem (
Ptr,
CallbackData->LoadContext->FilePathList,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewLoadContext->FilePathList = EfiAllocateZeroPool (GetDevicePathSize (CallbackData->LoadContext->FilePathList));
ASSERT (NewLoadContext->FilePathList != NULL);
CopyMem (
NewLoadContext->FilePathList,
(VOID *) Ptr,
GetDevicePathSize (CallbackData->LoadContext->FilePathList)
);
NewMenuEntry->HelpString = DevicePathToStr (NewLoadContext->FilePathList);
NewMenuEntry->OptionNumber = Index;
NewMenuEntry->DisplayStringToken = GetStringTokenFromDepository (
CallbackData,
BootOptionStrDepository
);
HiiLibNewString (CallbackData->FeHiiHandle, &NewMenuEntry->DisplayStringToken, NewMenuEntry->DisplayString);
NewMenuEntry->HelpStringToken = GetStringTokenFromDepository (
CallbackData,
BootOptionHelpStrDepository
);
HiiLibNewString (CallbackData->FeHiiHandle, &NewMenuEntry->HelpStringToken, NewMenuEntry->HelpString);
if (OptionalDataExist) {
Ptr += (UINT8) GetDevicePathSize (CallbackData->LoadContext->FilePathList);
CopyMem (Ptr, NvRamMap->OptionalData, StrSize (NvRamMap->OptionalData));
}
Status = gRT->SetVariable (
BootString,
&gEfiGlobalVariableGuid,
VAR_FLAG,
BufferSize,
Buffer
);
ASSERT_EFI_ERROR (Status);
BootOrderList = BdsLibGetVariableAndSize (
L"BootOrder",
&gEfiGlobalVariableGuid,
&BootOrderListSize
);
NewBootOrderList = EfiAllocateZeroPool (BootOrderListSize + sizeof (UINT16));
ASSERT (NewBootOrderList != NULL);
CopyMem (NewBootOrderList, BootOrderList, BootOrderListSize);
NewBootOrderList[BootOrderListSize / sizeof (UINT16)] = Index;
if (BootOrderList != NULL) {
EfiLibDeleteVariable (L"BootOrder", &gEfiGlobalVariableGuid);
}
Status = gRT->SetVariable (
L"BootOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
BootOrderListSize + sizeof (UINT16),
NewBootOrderList
);
ASSERT_EFI_ERROR (Status);
SafeFreePool (BootOrderList);
BootOrderList = NULL;
SafeFreePool (NewBootOrderList);
NewBootOrderList = NULL;
InsertTailList (&BootOptionMenu.Head, &NewMenuEntry->Link);
BootOptionMenu.MenuNumber++;
NvRamMap->DescriptionData[0] = 0x0000;
NvRamMap->OptionalData[0] = 0x0000;
return EFI_SUCCESS;
}
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);
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
NewLoadContext = (BM_LOAD_CONTEXT *) NewMenuEntry->VariableContext;
NewLoadContext->IsBootNext = FALSE;
}
if (CurrentFakeNVMap->BootNext == BootOptionMenu.MenuNumber) {
EfiLibDeleteVariable (L"BootNext", &gEfiGlobalVariableGuid);
return EFI_SUCCESS;
}
NewMenuEntry = BOpt_GetMenuEntry (
&BootOptionMenu,
CurrentFakeNVMap->BootNext
);
if (NULL == NewMenuEntry) {
return EFI_NOT_FOUND;
}
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;
}
EFI_STATUS
Var_UpdateBootOrder (
IN BMM_CALLBACK_DATA *CallbackData
)
{
EFI_STATUS Status;
UINT16 Index;
UINT16 *BootOrderList;
UINT16 *NewBootOrderList;
UINTN BootOrderListSize;
UINT8 *Map;
BootOrderList = NULL;
BootOrderListSize = 0;
//
// First check whether BootOrder is present in current configuration
//
BootOrderList = BdsLibGetVariableAndSize (
L"BootOrder",
&gEfiGlobalVariableGuid,
&BootOrderListSize
);
NewBootOrderList = EfiAllocateZeroPool (BootOrderListSize);
if (!NewBootOrderList) {
return EFI_OUT_OF_RESOURCES;
}
Map = EfiAllocateZeroPool (BootOrderListSize / sizeof (UINT16));
if (!Map) {
return EFI_OUT_OF_RESOURCES;
}
//
// If exists, delete it to hold new BootOrder
//
if (BootOrderList) {
EfiLibDeleteVariable (L"BootOrder", &gEfiGlobalVariableGuid);
}
for (Index = 0; Index < BootOptionMenu.MenuNumber; Index++) {
NewBootOrderList[Index] = (UINT16) (CallbackData->BmmFakeNvData.OptionOrder[Index] - 1);
}
Status = gRT->SetVariable (
L"BootOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
BootOrderListSize,
NewBootOrderList
);
SafeFreePool (BootOrderList);
SafeFreePool (NewBootOrderList);
SafeFreePool (Map);
if (EFI_ERROR (Status)) {
return Status;
}
BOpt_FreeMenu (&BootOptionMenu);
BOpt_GetBootOptions (CallbackData);
return EFI_SUCCESS;
}
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
//
DriverOrderList = BdsLibGetVariableAndSize (
L"DriverOrder",
&gEfiGlobalVariableGuid,
&DriverOrderListSize
);
NewDriverOrderList = EfiAllocateZeroPool (DriverOrderListSize);
if (!NewDriverOrderList) {
return EFI_OUT_OF_RESOURCES;
}
//
// If exists, delete it to hold new DriverOrder
//
if (DriverOrderList) {
EfiLibDeleteVariable (L"DriverOrder", &gEfiGlobalVariableGuid);
}
for (Index = 0; Index < DriverOrderListSize; Index++) {
NewDriverOrderList[Index] = (UINT16) (CallbackData->BmmFakeNvData.OptionOrder[Index] - 1);
}
Status = gRT->SetVariable (
L"DriverOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
DriverOrderListSize,
NewDriverOrderList
);
if (EFI_ERROR (Status)) {
return Status;
}
SafeFreePool (DriverOrderList);
BOpt_FreeMenu (&DriverOptionMenu);
BOpt_GetDriverOptions (CallbackData);
return EFI_SUCCESS;
}
EFI_STATUS
Var_UpdateBBSOption (
IN BMM_CALLBACK_DATA *CallbackData
)
{
UINTN Index;
UINTN Index2;
VOID *BootOptionVar;
CHAR16 VarName[100];
UINTN OptionSize;
UINT8 *Ptr;
EFI_STATUS Status;
CHAR16 DescString[100];
CHAR8 DescAsciiString[100];
UINTN NewOptionSize;
UINT8 *NewOptionPtr;
UINT8 *TempPtr;
UINT32 *Attribute;
BM_MENU_OPTION *OptionMenu;
BM_LEGACY_DEVICE_CONTEXT *LegacyDeviceContext;
UINT8 *LegacyDev;
UINT8 *VarData;
UINTN VarSize;
BM_MENU_ENTRY *NewMenuEntry;
BM_LEGACY_DEV_ORDER_CONTEXT *DevOrder;
UINT8 *OriginalPtr;
UINT8 *DisMap;
UINTN Pos;
UINTN Bit;
UINT16 *NewOrder;
UINT16 Tmp;
LegacyDeviceContext = NULL;
DisMap = NULL;
NewOrder = NULL;
if (FORM_SET_FD_ORDER_ID == CallbackData->BmmPreviousPageId) {
OptionMenu = (BM_MENU_OPTION *) &LegacyFDMenu;
LegacyDev = CallbackData->BmmFakeNvData.LegacyFD;
CallbackData->BbsType = BBS_FLOPPY;
} else {
if (FORM_SET_HD_ORDER_ID == CallbackData->BmmPreviousPageId) {
OptionMenu = (BM_MENU_OPTION *) &LegacyHDMenu;
LegacyDev = CallbackData->BmmFakeNvData.LegacyHD;
CallbackData->BbsType = BBS_HARDDISK;
} else {
if (FORM_SET_CD_ORDER_ID == CallbackData->BmmPreviousPageId) {
OptionMenu = (BM_MENU_OPTION *) &LegacyCDMenu;
LegacyDev = CallbackData->BmmFakeNvData.LegacyCD;
CallbackData->BbsType = BBS_CDROM;
} else {
if (FORM_SET_NET_ORDER_ID == CallbackData->BmmPreviousPageId) {
OptionMenu = (BM_MENU_OPTION *) &LegacyNETMenu;
LegacyDev = CallbackData->BmmFakeNvData.LegacyNET;
CallbackData->BbsType = BBS_EMBED_NETWORK;
} else {
OptionMenu = (BM_MENU_OPTION *) &LegacyBEVMenu;
LegacyDev = CallbackData->BmmFakeNvData.LegacyBEV;
CallbackData->BbsType = BBS_BEV_DEVICE;
}
}
}
}
DisMap = CallbackData->BmmOldFakeNVData.DisableMap;
Status = EFI_SUCCESS;
//
// Find the first device's context
// If all devices are disabled( 0xFF == LegacyDev[0]), LegacyDeviceContext can be set to any VariableContext
// because we just use it to fill the desc string, and user can not see the string in UI
//
for (Index = 0; Index < OptionMenu->MenuNumber; Index++) {
NewMenuEntry = BOpt_GetMenuEntry (OptionMenu, Index);
LegacyDeviceContext = (BM_LEGACY_DEVICE_CONTEXT *) NewMenuEntry->VariableContext;
if (0xFF != LegacyDev[0] && LegacyDev[0] == LegacyDeviceContext->Index) {
DEBUG ((DEBUG_ERROR, "DescStr: %s\n", LegacyDeviceContext->Description));
break;
}
}
//
// Update the Variable "LegacyDevOrder"
//
VarData = (UINT8 *) BdsLibGetVariableAndSize (
VarLegacyDevOrder,
&EfiLegacyDevOrderGuid,
&VarSize
);
if (NULL == VarData) {
return EFI_NOT_FOUND;
}
OriginalPtr = VarData;
DevOrder = (BM_LEGACY_DEV_ORDER_CONTEXT *) VarData;
while (VarData < VarData + VarSize) {
if (DevOrder->BbsType == CallbackData->BbsType) {
break;
}
VarData += sizeof (BBS_TYPE);
VarData += *(UINT16 *) VarData;
DevOrder = (BM_LEGACY_DEV_ORDER_CONTEXT *) VarData;
}
if (VarData >= VarData + VarSize) {
SafeFreePool (OriginalPtr);
return EFI_NOT_FOUND;
}
NewOrder = (UINT16 *) EfiAllocateZeroPool (DevOrder->Length - sizeof (UINT16));
if (NULL == NewOrder) {
SafeFreePool (VarData);
return EFI_OUT_OF_RESOURCES;
}
for (Index = 0; Index < OptionMenu->MenuNumber; Index++) {
if (0xFF == LegacyDev[Index]) {
break;
}
NewOrder[Index] = LegacyDev[Index];
}
//
// Only the enable/disable state of each boot device with same device type can be changed,
// so we can count on the index information in DevOrder.
// DisMap bit array is the only reliable source to check a device's en/dis state,
// so we use DisMap to set en/dis state of each item in NewOrder array
//
for (Index2 = 0; Index2 < OptionMenu->MenuNumber; Index2++) {
Tmp = *(UINT16 *) ((UINT8 *) DevOrder + sizeof (BBS_TYPE) + sizeof (UINT16) + Index2 * sizeof (UINT16));
Tmp &= 0xFF;
Pos = Tmp / 8;
Bit = 7 - (Tmp % 8);
if (DisMap[Pos] & (1 << Bit)) {
NewOrder[Index] = (UINT16) (0xFF00 | Tmp);
Index++;
}
}
CopyMem (
(UINT8 *) DevOrder + sizeof (BBS_TYPE) + sizeof (UINT16),
NewOrder,
DevOrder->Length - sizeof (UINT16)
);
SafeFreePool (NewOrder);
Status = gRT->SetVariable (
VarLegacyDevOrder,
&EfiLegacyDevOrderGuid,
VAR_FLAG,
VarSize,
OriginalPtr
);
SafeFreePool (OriginalPtr);
//
// Update Optional Data of Boot####
//
BootOptionVar = GetLegacyBootOptionVar (CallbackData->BbsType, &Index, &OptionSize);
if (NULL != BootOptionVar) {
CopyMem (
DescString,
LegacyDeviceContext->Description,
StrSize (LegacyDeviceContext->Description)
);
UnicodeToAscii (DescString, StrSize (DescString), DescAsciiString);
NewOptionSize = sizeof (UINT32) + sizeof (UINT16) + StrSize (DescString) +
sizeof (BBS_BBS_DEVICE_PATH);
NewOptionSize += AsciiStrLen (DescAsciiString) +
EFI_END_DEVICE_PATH_LENGTH + sizeof (BBS_TABLE) + sizeof (UINT16);
UnicodeSPrint (VarName, 100, L"Boot%04x", Index);
Ptr = BootOptionVar;
Attribute = (UINT32 *) Ptr;
*Attribute |= LOAD_OPTION_ACTIVE;
if (0xFF == LegacyDev[0]) {
//
// Disable this legacy boot option
//
*Attribute &= ~LOAD_OPTION_ACTIVE;
}
Ptr += sizeof (UINT32);
Ptr += sizeof (UINT16);
Ptr += StrSize ((CHAR16 *) Ptr);
NewOptionPtr = EfiAllocateZeroPool (NewOptionSize);
if (NULL == NewOptionPtr) {
return EFI_OUT_OF_RESOURCES;
}
TempPtr = NewOptionPtr;
//
// Attribute
//
CopyMem (
TempPtr,
BootOptionVar,
sizeof (UINT32)
);
TempPtr += sizeof (UINT32);
//
// BBS device path Length
//
*((UINT16 *) TempPtr) = (UINT16) (sizeof (BBS_BBS_DEVICE_PATH) +
AsciiStrLen (DescAsciiString) +
EFI_END_DEVICE_PATH_LENGTH);
TempPtr += sizeof (UINT16);
//
// Description string
//
CopyMem (
TempPtr,
DescString,
StrSize (DescString)
);
TempPtr += StrSize (DescString);
//
// BBS device path
//
CopyMem (
TempPtr,
Ptr,
sizeof (BBS_BBS_DEVICE_PATH)
);
CopyMem (
((BBS_BBS_DEVICE_PATH*) TempPtr)->String,
DescAsciiString,
AsciiStrSize (DescAsciiString)
);
SetDevicePathNodeLength (
(EFI_DEVICE_PATH_PROTOCOL *) TempPtr,
sizeof (BBS_BBS_DEVICE_PATH) + AsciiStrLen (DescAsciiString)
);
TempPtr += sizeof (BBS_BBS_DEVICE_PATH) + AsciiStrLen (DescAsciiString);
//
// End node
//
CopyMem (
TempPtr,
EndDevicePath,
EFI_END_DEVICE_PATH_LENGTH
);
TempPtr += EFI_END_DEVICE_PATH_LENGTH;
//
// Now TempPtr point to optional data, i.e. Bbs Table
//
CopyMem (
TempPtr,
LegacyDeviceContext->BbsTable,
sizeof (BBS_TABLE)
);
//
// Now TempPtr point to BBS index
//
TempPtr += sizeof (BBS_TABLE);
*((UINT16 *) TempPtr) = (UINT16) LegacyDeviceContext->Index;
Status = gRT->SetVariable (
VarName,
&gEfiGlobalVariableGuid,
VAR_FLAG,
NewOptionSize,
NewOptionPtr
);
SafeFreePool (NewOptionPtr);
SafeFreePool (BootOptionVar);
}
BOpt_GetBootOptions (CallbackData);
return Status;
}
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)) {
ModeInfo.Column = 80;
ModeInfo.Row = 25;
}
Status = gRT->SetVariable (
VarConOutMode,
&gEfiGenericPlatformVariableGuid,
EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE,
sizeof (CONSOLE_OUT_MODE),
&ModeInfo
);
return Status;
}
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