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audk/MdeModulePkg/Library/BootManagerUiLib/BootManager.c

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/** @file
The boot manager reference implementation
Copyright (c) 2004 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#include "BootManager.h"
UINT16 mKeyInput;
EFI_GUID mBootManagerGuid = BOOT_MANAGER_FORMSET_GUID;
//
// Boot video resolution and text mode.
//
UINT32 mBmBootHorizontalResolution = 0;
UINT32 mBmBootVerticalResolution = 0;
UINT32 mBmBootTextModeColumn = 0;
UINT32 mBmBootTextModeRow = 0;
//
// BIOS setup video resolution and text mode.
//
UINT32 mBmSetupTextModeColumn = 0;
UINT32 mBmSetupTextModeRow = 0;
UINT32 mBmSetupHorizontalResolution = 0;
UINT32 mBmSetupVerticalResolution = 0;
BOOLEAN mBmModeInitialized = FALSE;
CHAR16 *mDeviceTypeStr[] = {
L"Legacy BEV",
L"Legacy Floppy",
L"Legacy Hard Drive",
L"Legacy CD ROM",
L"Legacy PCMCIA",
L"Legacy USB",
L"Legacy Embedded Network",
L"Legacy Unknown Device"
};
HII_VENDOR_DEVICE_PATH mBootManagerHiiVendorDevicePath = {
{
{
HARDWARE_DEVICE_PATH,
HW_VENDOR_DP,
{
(UINT8) (sizeof (VENDOR_DEVICE_PATH)),
(UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
}
},
//
// {1DDDBE15-481D-4d2b-8277-B191EAF66525}
//
{ 0x1dddbe15, 0x481d, 0x4d2b, { 0x82, 0x77, 0xb1, 0x91, 0xea, 0xf6, 0x65, 0x25 } }
},
{
END_DEVICE_PATH_TYPE,
END_ENTIRE_DEVICE_PATH_SUBTYPE,
{
(UINT8) (END_DEVICE_PATH_LENGTH),
(UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
}
}
};
BOOT_MANAGER_CALLBACK_DATA gBootManagerPrivate = {
BOOT_MANAGER_CALLBACK_DATA_SIGNATURE,
NULL,
NULL,
{
BootManagerExtractConfig,
BootManagerRouteConfig,
BootManagerCallback
}
};
/**
This function will change video resolution and text mode
according to defined setup mode or defined boot mode
@param IsSetupMode Indicate mode is changed to setup mode or boot mode.
@retval EFI_SUCCESS Mode is changed successfully.
@retval Others Mode failed to be changed.
**/
EFI_STATUS
BmSetConsoleMode (
BOOLEAN IsSetupMode
)
{
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;
UINTN SizeOfInfo;
EFI_GRAPHICS_OUTPUT_MODE_INFORMATION *Info;
UINT32 MaxGopMode;
UINT32 MaxTextMode;
UINT32 ModeNumber;
UINT32 NewHorizontalResolution;
UINT32 NewVerticalResolution;
UINT32 NewColumns;
UINT32 NewRows;
UINTN HandleCount;
EFI_HANDLE *HandleBuffer;
EFI_STATUS Status;
UINTN Index;
UINTN CurrentColumn;
UINTN CurrentRow;
MaxGopMode = 0;
MaxTextMode = 0;
//
// Get current video resolution and text mode
//
Status = gBS->HandleProtocol (
gST->ConsoleOutHandle,
&gEfiGraphicsOutputProtocolGuid,
(VOID**)&GraphicsOutput
);
if (EFI_ERROR (Status)) {
GraphicsOutput = NULL;
}
Status = gBS->HandleProtocol (
gST->ConsoleOutHandle,
&gEfiSimpleTextOutProtocolGuid,
(VOID**)&SimpleTextOut
);
if (EFI_ERROR (Status)) {
SimpleTextOut = NULL;
}
if ((GraphicsOutput == NULL) || (SimpleTextOut == NULL)) {
return EFI_UNSUPPORTED;
}
if (IsSetupMode) {
//
// The required resolution and text mode is setup mode.
//
NewHorizontalResolution = mBmSetupHorizontalResolution;
NewVerticalResolution = mBmSetupVerticalResolution;
NewColumns = mBmSetupTextModeColumn;
NewRows = mBmSetupTextModeRow;
} else {
//
// The required resolution and text mode is boot mode.
//
NewHorizontalResolution = mBmBootHorizontalResolution;
NewVerticalResolution = mBmBootVerticalResolution;
NewColumns = mBmBootTextModeColumn;
NewRows = mBmBootTextModeRow;
}
if (GraphicsOutput != NULL) {
MaxGopMode = GraphicsOutput->Mode->MaxMode;
}
if (SimpleTextOut != NULL) {
MaxTextMode = SimpleTextOut->Mode->MaxMode;
}
//
// 1. If current video resolution is same with required video resolution,
// video resolution need not be changed.
// 1.1. If current text mode is same with required text mode, text mode need not be changed.
// 1.2. If current text mode is different from required text mode, text mode need be changed.
// 2. If current video resolution is different from required video resolution, we need restart whole console drivers.
//
for (ModeNumber = 0; ModeNumber < MaxGopMode; ModeNumber++) {
Status = GraphicsOutput->QueryMode (
GraphicsOutput,
ModeNumber,
&SizeOfInfo,
&Info
);
if (!EFI_ERROR (Status)) {
if ((Info->HorizontalResolution == NewHorizontalResolution) &&
(Info->VerticalResolution == NewVerticalResolution)) {
if ((GraphicsOutput->Mode->Info->HorizontalResolution == NewHorizontalResolution) &&
(GraphicsOutput->Mode->Info->VerticalResolution == NewVerticalResolution)) {
//
// Current resolution is same with required resolution, check if text mode need be set
//
Status = SimpleTextOut->QueryMode (SimpleTextOut, SimpleTextOut->Mode->Mode, &CurrentColumn, &CurrentRow);
ASSERT_EFI_ERROR (Status);
if (CurrentColumn == NewColumns && CurrentRow == NewRows) {
//
// If current text mode is same with required text mode. Do nothing
//
FreePool (Info);
return EFI_SUCCESS;
} else {
//
// If current text mode is different from required text mode. Set new video mode
//
for (Index = 0; Index < MaxTextMode; Index++) {
Status = SimpleTextOut->QueryMode (SimpleTextOut, Index, &CurrentColumn, &CurrentRow);
if (!EFI_ERROR(Status)) {
if ((CurrentColumn == NewColumns) && (CurrentRow == NewRows)) {
//
// Required text mode is supported, set it.
//
Status = SimpleTextOut->SetMode (SimpleTextOut, Index);
ASSERT_EFI_ERROR (Status);
//
// Update text mode PCD.
//
Status = PcdSet32S (PcdConOutColumn, mBmSetupTextModeColumn);
ASSERT_EFI_ERROR (Status);
Status = PcdSet32S (PcdConOutRow, mBmSetupTextModeRow);
ASSERT_EFI_ERROR (Status);
FreePool (Info);
return EFI_SUCCESS;
}
}
}
if (Index == MaxTextMode) {
//
// If required text mode is not supported, return error.
//
FreePool (Info);
return EFI_UNSUPPORTED;
}
}
} else {
//
// If current video resolution is not same with the new one, set new video resolution.
// In this case, the driver which produces simple text out need be restarted.
//
Status = GraphicsOutput->SetMode (GraphicsOutput, ModeNumber);
if (!EFI_ERROR (Status)) {
FreePool (Info);
break;
}
}
}
FreePool (Info);
}
}
if (ModeNumber == MaxGopMode) {
//
// If the resolution is not supported, return error.
//
return EFI_UNSUPPORTED;
}
//
// Set PCD to Inform GraphicsConsole to change video resolution.
// Set PCD to Inform Consplitter to change text mode.
//
Status = PcdSet32S (PcdVideoHorizontalResolution, NewHorizontalResolution);
ASSERT_EFI_ERROR (Status);
Status = PcdSet32S (PcdVideoVerticalResolution, NewVerticalResolution);
ASSERT_EFI_ERROR (Status);
Status = PcdSet32S (PcdConOutColumn, NewColumns);
ASSERT_EFI_ERROR (Status);
Status = PcdSet32S (PcdConOutRow, NewRows);
ASSERT_EFI_ERROR (Status);
//
// Video mode is changed, so restart graphics console driver and higher level driver.
// Reconnect graphics console driver and higher level driver.
// Locate all the handles with GOP protocol and reconnect it.
//
Status = gBS->LocateHandleBuffer (
ByProtocol,
&gEfiSimpleTextOutProtocolGuid,
NULL,
&HandleCount,
&HandleBuffer
);
if (!EFI_ERROR (Status)) {
for (Index = 0; Index < HandleCount; Index++) {
gBS->DisconnectController (HandleBuffer[Index], NULL, NULL);
}
for (Index = 0; Index < HandleCount; Index++) {
gBS->ConnectController (HandleBuffer[Index], NULL, NULL, TRUE);
}
if (HandleBuffer != NULL) {
FreePool (HandleBuffer);
}
}
return EFI_SUCCESS;
}
/**
Check whether a reset is needed,if reset is needed, Popup a menu to notice user.
**/
VOID
BmSetupResetReminder (
VOID
)
{
EFI_INPUT_KEY Key;
CHAR16 *StringBuffer1;
CHAR16 *StringBuffer2;
EFI_STATUS Status;
EDKII_FORM_BROWSER_EXTENSION2_PROTOCOL *FormBrowserEx2;
//
// Use BrowserEx2 protocol to check whether reset is required.
//
Status = gBS->LocateProtocol (&gEdkiiFormBrowserEx2ProtocolGuid, NULL, (VOID **) &FormBrowserEx2);
//
//check any reset required change is applied? if yes, reset system
//
if (!EFI_ERROR(Status) && FormBrowserEx2->IsResetRequired ()) {
StringBuffer1 = AllocateZeroPool (MAX_STRING_LEN * sizeof (CHAR16));
ASSERT (StringBuffer1 != NULL);
StringBuffer2 = AllocateZeroPool (MAX_STRING_LEN * sizeof (CHAR16));
ASSERT (StringBuffer2 != NULL);
StrCpyS (StringBuffer1, MAX_STRING_LEN, L"Configuration changed. Reset to apply it Now.");
StrCpyS (StringBuffer2, MAX_STRING_LEN, L"Press ENTER to reset");
//
// Popup a menu to notice user
//
do {
CreatePopUp (EFI_LIGHTGRAY | EFI_BACKGROUND_BLUE, &Key, StringBuffer1, StringBuffer2, NULL);
} while (Key.UnicodeChar != CHAR_CARRIAGE_RETURN);
FreePool (StringBuffer1);
FreePool (StringBuffer2);
gRT->ResetSystem (EfiResetCold, EFI_SUCCESS, 0, NULL);
}
}
/**
Group the legacy boot options in the BootOption.
The routine assumes the boot options in the beginning that covers all the device
types are ordered properly and re-position the following boot options just after
the corresponding boot options with the same device type.
For example:
1. Input = [Harddisk1 CdRom2 Efi1 Harddisk0 CdRom0 CdRom1 Harddisk2 Efi0]
Assuming [Harddisk1 CdRom2 Efi1] is ordered properly
Output = [Harddisk1 Harddisk0 Harddisk2 CdRom2 CdRom0 CdRom1 Efi1 Efi0]
2. Input = [Efi1 Efi0 CdRom1 Harddisk0 Harddisk1 Harddisk2 CdRom0 CdRom2]
Assuming [Efi1 Efi0 CdRom1 Harddisk0] is ordered properly
Output = [Efi1 Efi0 CdRom1 CdRom0 CdRom2 Harddisk0 Harddisk1 Harddisk2]
**/
VOID
GroupMultipleLegacyBootOption4SameType (
VOID
)
{
EFI_STATUS Status;
UINTN Index;
UINTN DeviceIndex;
UINTN DeviceTypeIndex[7];
UINTN *NextIndex;
UINT16 OptionNumber;
UINT16 *BootOrder;
UINTN BootOrderSize;
CHAR16 OptionName[sizeof ("Boot####")];
EFI_BOOT_MANAGER_LOAD_OPTION BootOption;
SetMem (DeviceTypeIndex, sizeof (DeviceTypeIndex), 0xff);
GetEfiGlobalVariable2 (L"BootOrder", (VOID **) &BootOrder, &BootOrderSize);
if (BootOrder == NULL) {
return;
}
for (Index = 0; Index < BootOrderSize / sizeof (UINT16); Index++) {
UnicodeSPrint (OptionName, sizeof (OptionName), L"Boot%04x", BootOrder[Index]);
Status = EfiBootManagerVariableToLoadOption (OptionName, &BootOption);
ASSERT_EFI_ERROR (Status);
if ((DevicePathType (BootOption.FilePath) == BBS_DEVICE_PATH) &&
(DevicePathSubType (BootOption.FilePath) == BBS_BBS_DP)) {
//
// Legacy Boot Option
//
DEBUG ((EFI_D_ERROR, "[BootManagerDxe] ==== Find Legacy Boot Option 0x%x! ==== \n", Index));
ASSERT ((((BBS_BBS_DEVICE_PATH *) BootOption.FilePath)->DeviceType & 0xF) < ARRAY_SIZE (DeviceTypeIndex));
NextIndex = &DeviceTypeIndex[((BBS_BBS_DEVICE_PATH *) BootOption.FilePath)->DeviceType & 0xF];
if (*NextIndex == (UINTN) -1) {
//
// *NextIndex is the Index in BootOrder to put the next Option Number for the same type
//
*NextIndex = Index + 1;
} else {
//
// insert the current boot option before *NextIndex, causing [*Next .. Index] shift right one position
//
OptionNumber = BootOrder[Index];
CopyMem (&BootOrder[*NextIndex + 1], &BootOrder[*NextIndex], (Index - *NextIndex) * sizeof (UINT16));
BootOrder[*NextIndex] = OptionNumber;
//
// Update the DeviceTypeIndex array to reflect the right shift operation
//
for (DeviceIndex = 0; DeviceIndex < ARRAY_SIZE (DeviceTypeIndex); DeviceIndex++) {
if (DeviceTypeIndex[DeviceIndex] != (UINTN) -1 && DeviceTypeIndex[DeviceIndex] >= *NextIndex) {
DeviceTypeIndex[DeviceIndex]++;
}
}
}
}
EfiBootManagerFreeLoadOption (&BootOption);
}
gRT->SetVariable (
L"BootOrder",
&gEfiGlobalVariableGuid,
VAR_FLAG,
BootOrderSize,
BootOrder
);
FreePool (BootOrder);
}
/**
This function converts an input device structure to a Unicode string.
@param DevPath A pointer to the device path structure.
@return A new allocated Unicode string that represents the device path.
**/
CHAR16 *
BmDevicePathToStr (
IN EFI_DEVICE_PATH_PROTOCOL *DevPath
)
{
EFI_STATUS Status;
CHAR16 *ToText;
EFI_DEVICE_PATH_TO_TEXT_PROTOCOL *DevPathToText;
if (DevPath == NULL) {
return NULL;
}
Status = gBS->LocateProtocol (
&gEfiDevicePathToTextProtocolGuid,
NULL,
(VOID **) &DevPathToText
);
ASSERT_EFI_ERROR (Status);
ToText = DevPathToText->ConvertDevicePathToText (
DevPath,
FALSE,
TRUE
);
ASSERT (ToText != NULL);
return ToText;
}
/**
This function invokes Boot Manager. It then enumerate all boot options. If
a boot option from the Boot Manager page is selected, Boot Manager will boot
from this boot option.
**/
VOID
UpdateBootManager (
VOID
)
{
UINTN Index;
EFI_BOOT_MANAGER_LOAD_OPTION *BootOption;
UINTN BootOptionCount;
EFI_STRING_ID Token;
CHAR16 *HelpString;
EFI_STRING_ID HelpToken;
UINT16 *TempStr;
EFI_HII_HANDLE HiiHandle;
UINTN TempSize;
VOID *StartOpCodeHandle;
VOID *EndOpCodeHandle;
EFI_IFR_GUID_LABEL *StartLabel;
EFI_IFR_GUID_LABEL *EndLabel;
UINT16 DeviceType;
BOOLEAN IsLegacyOption;
BOOLEAN NeedEndOp;
UINTN MaxLen;
DeviceType = (UINT16) -1;
//
// for better user experience
// 1. User changes HD configuration (e.g.: unplug HDD), here we have a chance to remove the HDD boot option
// 2. User enables/disables UEFI PXE, here we have a chance to add/remove EFI Network boot option
//
EfiBootManagerRefreshAllBootOption ();
//
// BdsDxe doesn't group the legacy boot options for the same device type
// It's UI's choice.
//
GroupMultipleLegacyBootOption4SameType ();
BootOption = EfiBootManagerGetLoadOptions (&BootOptionCount, LoadOptionTypeBoot);
HiiHandle = gBootManagerPrivate.HiiHandle;
//
// Allocate space for creation of UpdateData Buffer
//
StartOpCodeHandle = HiiAllocateOpCodeHandle ();
ASSERT (StartOpCodeHandle != NULL);
EndOpCodeHandle = HiiAllocateOpCodeHandle ();
ASSERT (EndOpCodeHandle != NULL);
//
// Create Hii Extend Label OpCode as the start opcode
//
StartLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
StartLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
StartLabel->Number = LABEL_BOOT_OPTION;
//
// Create Hii Extend Label OpCode as the end opcode
//
EndLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
EndLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
EndLabel->Number = LABEL_BOOT_OPTION_END;
mKeyInput = 0;
NeedEndOp = FALSE;
for (Index = 0; Index < BootOptionCount; Index++) {
//
// At this stage we are creating a menu entry, thus the Keys are reproduceable
//
mKeyInput++;
//
// Don't display hidden boot options, but retain inactive ones.
//
if ((BootOption[Index].Attributes & LOAD_OPTION_HIDDEN) != 0) {
continue;
}
//
// Group the legacy boot option in the sub title created dynamically
//
IsLegacyOption = (BOOLEAN) (
(DevicePathType (BootOption[Index].FilePath) == BBS_DEVICE_PATH) &&
(DevicePathSubType (BootOption[Index].FilePath) == BBS_BBS_DP)
);
if (!IsLegacyOption && NeedEndOp) {
NeedEndOp = FALSE;
HiiCreateEndOpCode (StartOpCodeHandle);
}
if (IsLegacyOption && DeviceType != ((BBS_BBS_DEVICE_PATH *) BootOption[Index].FilePath)->DeviceType) {
if (NeedEndOp) {
HiiCreateEndOpCode (StartOpCodeHandle);
}
DeviceType = ((BBS_BBS_DEVICE_PATH *) BootOption[Index].FilePath)->DeviceType;
Token = HiiSetString (
HiiHandle,
0,
mDeviceTypeStr[
MIN (DeviceType & 0xF, ARRAY_SIZE (mDeviceTypeStr) - 1)
],
NULL
);
HiiCreateSubTitleOpCode (StartOpCodeHandle, Token, 0, 0, 1);
NeedEndOp = TRUE;
}
ASSERT (BootOption[Index].Description != NULL);
Token = HiiSetString (HiiHandle, 0, BootOption[Index].Description, NULL);
TempStr = BmDevicePathToStr (BootOption[Index].FilePath);
TempSize = StrSize (TempStr);
HelpString = AllocateZeroPool (TempSize + StrSize (L"Device Path : "));
MaxLen = (TempSize + StrSize (L"Device Path : "))/sizeof(CHAR16);
ASSERT (HelpString != NULL);
StrCatS (HelpString, MaxLen, L"Device Path : ");
StrCatS (HelpString, MaxLen, TempStr);
HelpToken = HiiSetString (HiiHandle, 0, HelpString, NULL);
HiiCreateActionOpCode (
StartOpCodeHandle,
mKeyInput,
Token,
HelpToken,
EFI_IFR_FLAG_CALLBACK,
0
);
}
if (NeedEndOp) {
HiiCreateEndOpCode (StartOpCodeHandle);
}
HiiUpdateForm (
HiiHandle,
&mBootManagerGuid,
BOOT_MANAGER_FORM_ID,
StartOpCodeHandle,
EndOpCodeHandle
);
HiiFreeOpCodeHandle (StartOpCodeHandle);
HiiFreeOpCodeHandle (EndOpCodeHandle);
EfiBootManagerFreeLoadOptions (BootOption, BootOptionCount);
}
/**
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 illegal syntax, or unknown name.
@retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
**/
EFI_STATUS
EFIAPI
BootManagerExtractConfig (
IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
IN CONST EFI_STRING Request,
OUT EFI_STRING *Progress,
OUT EFI_STRING *Results
)
{
if (Progress == NULL || Results == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Request;
return EFI_NOT_FOUND;
}
/**
This function processes the results of changes in configuration.
@param This Points to the EFI_HII_CONFIG_ACCESS_PROTOCOL.
@param Configuration A null-terminated Unicode string in <ConfigResp> format.
@param Progress A pointer to a string filled in with the offset of 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) or the terminating NULL if all was successful.
@retval EFI_SUCCESS The Results is processed successfully.
@retval EFI_INVALID_PARAMETER Configuration is NULL.
@retval EFI_NOT_FOUND Routing data doesn't match any storage in this driver.
**/
EFI_STATUS
EFIAPI
BootManagerRouteConfig (
IN CONST EFI_HII_CONFIG_ACCESS_PROTOCOL *This,
IN CONST EFI_STRING Configuration,
OUT EFI_STRING *Progress
)
{
if (Configuration == NULL || Progress == NULL) {
return EFI_INVALID_PARAMETER;
}
*Progress = Configuration;
return EFI_NOT_FOUND;
}
/**
Initial the boot mode related parameters.
**/
VOID
BmInitialBootModeInfo (
VOID
)
{
EFI_STATUS Status;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;
UINTN BootTextColumn;
UINTN BootTextRow;
if (mBmModeInitialized) {
return;
}
//
// After the console is ready, get current video resolution
// and text mode before launching setup at first time.
//
Status = gBS->HandleProtocol (
gST->ConsoleOutHandle,
&gEfiGraphicsOutputProtocolGuid,
(VOID**)&GraphicsOutput
);
if (EFI_ERROR (Status)) {
GraphicsOutput = NULL;
}
Status = gBS->HandleProtocol (
gST->ConsoleOutHandle,
&gEfiSimpleTextOutProtocolGuid,
(VOID**)&SimpleTextOut
);
if (EFI_ERROR (Status)) {
SimpleTextOut = NULL;
}
if (GraphicsOutput != NULL) {
//
// Get current video resolution and text mode.
//
mBmBootHorizontalResolution = GraphicsOutput->Mode->Info->HorizontalResolution;
mBmBootVerticalResolution = GraphicsOutput->Mode->Info->VerticalResolution;
}
if (SimpleTextOut != NULL) {
Status = SimpleTextOut->QueryMode (
SimpleTextOut,
SimpleTextOut->Mode->Mode,
&BootTextColumn,
&BootTextRow
);
mBmBootTextModeColumn = (UINT32)BootTextColumn;
mBmBootTextModeRow = (UINT32)BootTextRow;
}
//
// Get user defined text mode for setup.
//
mBmSetupHorizontalResolution = PcdGet32 (PcdSetupVideoHorizontalResolution);
mBmSetupVerticalResolution = PcdGet32 (PcdSetupVideoVerticalResolution);
mBmSetupTextModeColumn = PcdGet32 (PcdSetupConOutColumn);
mBmSetupTextModeRow = PcdGet32 (PcdSetupConOutRow);
mBmModeInitialized = TRUE;
}
/**
This call back function is registered with Boot Manager formset.
When user selects a boot option, this call back function will
be triggered. The boot option is saved for later processing.
@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_INVALID_PARAMETER The setup browser call this function with invalid parameters.
**/
EFI_STATUS
EFIAPI
BootManagerCallback (
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
)
{
EFI_BOOT_MANAGER_LOAD_OPTION *BootOption;
UINTN BootOptionCount;
EFI_INPUT_KEY Key;
if (Action == EFI_BROWSER_ACTION_FORM_OPEN) {
//
//Means enter the boot manager form.
//Update the boot manage page,because the boot option may changed.
//
if (QuestionId == 0x1212){
UpdateBootManager();
}
return EFI_SUCCESS;
}
if (Action != EFI_BROWSER_ACTION_CHANGED) {
//
// Do nothing for other UEFI Action. Only do call back when data is changed.
//
return EFI_UNSUPPORTED;
}
if ((Value == NULL) || (ActionRequest == NULL)) {
return EFI_INVALID_PARAMETER;
}
BootOption = EfiBootManagerGetLoadOptions (&BootOptionCount, LoadOptionTypeBoot);
//
// Clear the screen before.
//
gST->ConOut->SetAttribute (gST->ConOut, EFI_TEXT_ATTR (EFI_LIGHTGRAY, EFI_BLACK));
gST->ConOut->ClearScreen (gST->ConOut);
//
//check any reset required change is applied? if yes, reset system
//
BmSetupResetReminder ();
//
// parse the selected option
//
BmSetConsoleMode (FALSE);
EfiBootManagerBoot (&BootOption[QuestionId - 1]);
BmSetConsoleMode (TRUE);
if (EFI_ERROR (BootOption[QuestionId - 1].Status)) {
gST->ConOut->OutputString (
gST->ConOut,
HiiGetString (gBootManagerPrivate.HiiHandle, STRING_TOKEN (STR_ANY_KEY_CONTINUE), NULL)
);
gST->ConIn->ReadKeyStroke (gST->ConIn, &Key);
}
EfiBootManagerFreeLoadOptions (BootOption, BootOptionCount);
return EFI_SUCCESS;
}
/**
Install Boot Manager Menu driver.
@param ImageHandle The image handle.
@param SystemTable The system table.
@retval EFI_SUCEESS Install Boot manager menu success.
@retval Other Return error status.
**/
EFI_STATUS
EFIAPI
BootManagerUiLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
//
// Install Device Path Protocol and Config Access protocol to driver handle
//
gBootManagerPrivate.DriverHandle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&gBootManagerPrivate.DriverHandle,
&gEfiDevicePathProtocolGuid,
&mBootManagerHiiVendorDevicePath,
&gEfiHiiConfigAccessProtocolGuid,
&gBootManagerPrivate.ConfigAccess,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Publish our HII data
//
gBootManagerPrivate.HiiHandle = HiiAddPackages (
&mBootManagerGuid,
gBootManagerPrivate.DriverHandle,
BootManagerVfrBin,
BootManagerUiLibStrings,
NULL
);
ASSERT (gBootManagerPrivate.HiiHandle != NULL);
BmInitialBootModeInfo ();
return EFI_SUCCESS;
}
/**
Unloads the application and its installed protocol.
@param[in] ImageHandle Handle that identifies the image to be unloaded.
@param[in] SystemTable System Table
@retval EFI_SUCCESS The image has been unloaded.
**/
EFI_STATUS
EFIAPI
BootManagerUiLibDestructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
Status = gBS->UninstallMultipleProtocolInterfaces (
gBootManagerPrivate.DriverHandle,
&gEfiDevicePathProtocolGuid,
&mBootManagerHiiVendorDevicePath,
&gEfiHiiConfigAccessProtocolGuid,
&gBootManagerPrivate.ConfigAccess,
NULL
);
ASSERT_EFI_ERROR (Status);
HiiRemovePackages (gBootManagerPrivate.HiiHandle);
return EFI_SUCCESS;
}
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