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audk/MdeModulePkg/Application/UiApp/FrontPage.c

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/** @file
FrontPage routines to handle the callbacks and browser calls
Copyright (c) 2004 - 2017, Intel Corporation. All rights reserved.<BR>
(C) Copyright 2018 Hewlett Packard Enterprise Development LP<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 "FrontPage.h"
#include "FrontPageCustomizedUi.h"
#define MAX_STRING_LEN 200
EFI_GUID mFrontPageGuid = FRONT_PAGE_FORMSET_GUID;
BOOLEAN mResetRequired = FALSE;
EFI_FORM_BROWSER2_PROTOCOL *gFormBrowser2;
CHAR8 *mLanguageString;
BOOLEAN mModeInitialized = FALSE;
//
// Boot video resolution and text mode.
//
UINT32 mBootHorizontalResolution = 0;
UINT32 mBootVerticalResolution = 0;
UINT32 mBootTextModeColumn = 0;
UINT32 mBootTextModeRow = 0;
//
// BIOS setup video resolution and text mode.
//
UINT32 mSetupTextModeColumn = 0;
UINT32 mSetupTextModeRow = 0;
UINT32 mSetupHorizontalResolution = 0;
UINT32 mSetupVerticalResolution = 0;
FRONT_PAGE_CALLBACK_DATA gFrontPagePrivate = {
FRONT_PAGE_CALLBACK_DATA_SIGNATURE,
NULL,
NULL,
NULL,
{
FakeExtractConfig,
FakeRouteConfig,
FrontPageCallback
}
};
HII_VENDOR_DEVICE_PATH mFrontPageHiiVendorDevicePath = {
{
{
HARDWARE_DEVICE_PATH,
HW_VENDOR_DP,
{
(UINT8) (sizeof (VENDOR_DEVICE_PATH)),
(UINT8) ((sizeof (VENDOR_DEVICE_PATH)) >> 8)
}
},
//
// {8E6D99EE-7531-48f8-8745-7F6144468FF2}
//
{ 0x8e6d99ee, 0x7531, 0x48f8, { 0x87, 0x45, 0x7f, 0x61, 0x44, 0x46, 0x8f, 0xf2 } }
},
{
END_DEVICE_PATH_TYPE,
END_ENTIRE_DEVICE_PATH_SUBTYPE,
{
(UINT8) (END_DEVICE_PATH_LENGTH),
(UINT8) ((END_DEVICE_PATH_LENGTH) >> 8)
}
}
};
/**
Update the banner information for the Front Page based on Smbios information.
**/
VOID
UpdateFrontPageBannerStrings (
VOID
);
/**
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
FakeExtractConfig (
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
FakeRouteConfig (
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;
}
/**
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.
**/
EFI_STATUS
EFIAPI
FrontPageCallback (
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
)
{
return UiFrontPageCallbackHandler (gFrontPagePrivate.HiiHandle, Action, QuestionId, Type, Value, ActionRequest);
}
/**
Update the menus in the front page.
**/
VOID
UpdateFrontPageForm (
VOID
)
{
VOID *StartOpCodeHandle;
VOID *EndOpCodeHandle;
EFI_IFR_GUID_LABEL *StartGuidLabel;
EFI_IFR_GUID_LABEL *EndGuidLabel;
//
// 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
//
StartGuidLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (StartOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
StartGuidLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
StartGuidLabel->Number = LABEL_FRANTPAGE_INFORMATION;
//
// Create Hii Extend Label OpCode as the end opcode
//
EndGuidLabel = (EFI_IFR_GUID_LABEL *) HiiCreateGuidOpCode (EndOpCodeHandle, &gEfiIfrTianoGuid, NULL, sizeof (EFI_IFR_GUID_LABEL));
EndGuidLabel->ExtendOpCode = EFI_IFR_EXTEND_OP_LABEL;
EndGuidLabel->Number = LABEL_END;
//
//Updata Front Page form
//
UiCustomizeFrontPage (
gFrontPagePrivate.HiiHandle,
StartOpCodeHandle
);
HiiUpdateForm (
gFrontPagePrivate.HiiHandle,
&mFrontPageGuid,
FRONT_PAGE_FORM_ID,
StartOpCodeHandle,
EndOpCodeHandle
);
HiiFreeOpCodeHandle (StartOpCodeHandle);
HiiFreeOpCodeHandle (EndOpCodeHandle);
}
/**
Initialize HII information for the FrontPage
@retval EFI_SUCCESS The operation is successful.
@retval EFI_DEVICE_ERROR If the dynamic opcode creation failed.
**/
EFI_STATUS
InitializeFrontPage (
VOID
)
{
EFI_STATUS Status;
//
// Locate Hii relative protocols
//
Status = gBS->LocateProtocol (&gEfiFormBrowser2ProtocolGuid, NULL, (VOID **) &gFormBrowser2);
if (EFI_ERROR (Status)) {
return Status;
}
//
// Install Device Path Protocol and Config Access protocol to driver handle
//
gFrontPagePrivate.DriverHandle = NULL;
Status = gBS->InstallMultipleProtocolInterfaces (
&gFrontPagePrivate.DriverHandle,
&gEfiDevicePathProtocolGuid,
&mFrontPageHiiVendorDevicePath,
&gEfiHiiConfigAccessProtocolGuid,
&gFrontPagePrivate.ConfigAccess,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Publish our HII data
//
gFrontPagePrivate.HiiHandle = HiiAddPackages (
&mFrontPageGuid,
gFrontPagePrivate.DriverHandle,
FrontPageVfrBin,
UiAppStrings,
NULL
);
ASSERT (gFrontPagePrivate.HiiHandle != NULL);
//
//Updata Front Page banner strings
//
UpdateFrontPageBannerStrings ();
//
// Update front page menus.
//
UpdateFrontPageForm();
return Status;
}
/**
Call the browser and display the front page
@return Status code that will be returned by
EFI_FORM_BROWSER2_PROTOCOL.SendForm ().
**/
EFI_STATUS
CallFrontPage (
VOID
)
{
EFI_STATUS Status;
EFI_BROWSER_ACTION_REQUEST ActionRequest;
//
// Begin waiting for USER INPUT
//
REPORT_STATUS_CODE (
EFI_PROGRESS_CODE,
(EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_PC_INPUT_WAIT)
);
ActionRequest = EFI_BROWSER_ACTION_REQUEST_NONE;
Status = gFormBrowser2->SendForm (
gFormBrowser2,
&gFrontPagePrivate.HiiHandle,
1,
&mFrontPageGuid,
0,
NULL,
&ActionRequest
);
//
// Check whether user change any option setting which needs a reset to be effective
//
if (ActionRequest == EFI_BROWSER_ACTION_REQUEST_RESET) {
EnableResetRequired ();
}
return Status;
}
/**
Remove the installed packages from the HiiDatabase.
**/
VOID
FreeFrontPage(
VOID
)
{
EFI_STATUS Status;
Status = gBS->UninstallMultipleProtocolInterfaces (
gFrontPagePrivate.DriverHandle,
&gEfiDevicePathProtocolGuid,
&mFrontPageHiiVendorDevicePath,
&gEfiHiiConfigAccessProtocolGuid,
&gFrontPagePrivate.ConfigAccess,
NULL
);
ASSERT_EFI_ERROR (Status);
//
// Publish our HII data
//
HiiRemovePackages (gFrontPagePrivate.HiiHandle);
if (gFrontPagePrivate.LanguageToken != NULL) {
FreePool (gFrontPagePrivate.LanguageToken);
gFrontPagePrivate.LanguageToken = NULL;
}
}
/**
Convert Processor Frequency Data to a string.
@param ProcessorFrequency The frequency data to process
@param Base10Exponent The exponent based on 10
@param String The string that is created
**/
VOID
ConvertProcessorToString (
IN UINT16 ProcessorFrequency,
IN UINT16 Base10Exponent,
OUT CHAR16 **String
)
{
CHAR16 *StringBuffer;
UINTN Index;
UINTN DestMax;
UINT32 FreqMhz;
if (Base10Exponent >= 6) {
FreqMhz = ProcessorFrequency;
for (Index = 0; Index < (UINT32) Base10Exponent - 6; Index++) {
FreqMhz *= 10;
}
} else {
FreqMhz = 0;
}
DestMax = 0x20 / sizeof (CHAR16);
StringBuffer = AllocateZeroPool (0x20);
ASSERT (StringBuffer != NULL);
UnicodeValueToStringS (StringBuffer, sizeof (CHAR16) * DestMax, LEFT_JUSTIFY, FreqMhz / 1000, 3);
Index = StrnLenS (StringBuffer, DestMax);
StrCatS (StringBuffer, DestMax, L".");
UnicodeValueToStringS (
StringBuffer + Index + 1,
sizeof (CHAR16) * (DestMax - (Index + 1)),
PREFIX_ZERO,
(FreqMhz % 1000) / 10,
2
);
StrCatS (StringBuffer, DestMax, L" GHz");
*String = (CHAR16 *) StringBuffer;
return ;
}
/**
Convert Memory Size to a string.
@param MemorySize The size of the memory to process
@param String The string that is created
**/
VOID
ConvertMemorySizeToString (
IN UINT32 MemorySize,
OUT CHAR16 **String
)
{
CHAR16 *StringBuffer;
StringBuffer = AllocateZeroPool (0x24);
ASSERT (StringBuffer != NULL);
UnicodeValueToStringS (StringBuffer, 0x24, LEFT_JUSTIFY, MemorySize, 10);
StrCatS (StringBuffer, 0x24 / sizeof (CHAR16), L" MB RAM");
*String = (CHAR16 *) StringBuffer;
return ;
}
/**
Acquire the string associated with the Index from smbios structure and return it.
The caller is responsible for free the string buffer.
@param OptionalStrStart The start position to search the string
@param Index The index of the string to extract
@param String The string that is extracted
@retval EFI_SUCCESS The function returns EFI_SUCCESS always.
**/
EFI_STATUS
GetOptionalStringByIndex (
IN CHAR8 *OptionalStrStart,
IN UINT8 Index,
OUT CHAR16 **String
)
{
UINTN StrSize;
if (Index == 0) {
*String = AllocateZeroPool (sizeof (CHAR16));
return EFI_SUCCESS;
}
StrSize = 0;
do {
Index--;
OptionalStrStart += StrSize;
StrSize = AsciiStrSize (OptionalStrStart);
} while (OptionalStrStart[StrSize] != 0 && Index != 0);
if ((Index != 0) || (StrSize == 1)) {
//
// Meet the end of strings set but Index is non-zero, or
// Find an empty string
//
*String = GetStringById (STRING_TOKEN (STR_MISSING_STRING));
} else {
*String = AllocatePool (StrSize * sizeof (CHAR16));
AsciiStrToUnicodeStrS (OptionalStrStart, *String, StrSize);
}
return EFI_SUCCESS;
}
/**
Update the banner information for the Front Page based on Smbios information.
**/
VOID
UpdateFrontPageBannerStrings (
VOID
)
{
UINT8 StrIndex;
CHAR16 *NewString;
CHAR16 *FirmwareVersionString;
EFI_STATUS Status;
EFI_SMBIOS_HANDLE SmbiosHandle;
EFI_SMBIOS_PROTOCOL *Smbios;
SMBIOS_TABLE_TYPE0 *Type0Record;
SMBIOS_TABLE_TYPE1 *Type1Record;
SMBIOS_TABLE_TYPE4 *Type4Record;
SMBIOS_TABLE_TYPE19 *Type19Record;
EFI_SMBIOS_TABLE_HEADER *Record;
UINT64 InstalledMemory;
BOOLEAN FoundCpu;
InstalledMemory = 0;
FoundCpu = 0;
//
// Update default banner string.
//
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE4_LEFT), NULL);
UiCustomizeFrontPageBanner (4, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE4_LEFT), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE4_RIGHT), NULL);
UiCustomizeFrontPageBanner (4, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE4_RIGHT), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE5_LEFT), NULL);
UiCustomizeFrontPageBanner (5, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE5_LEFT), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE5_RIGHT), NULL);
UiCustomizeFrontPageBanner (5, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_CUSTOMIZE_BANNER_LINE5_RIGHT), NewString, NULL);
FreePool (NewString);
//
// Update Front Page banner strings base on SmBios Table.
//
Status = gBS->LocateProtocol (&gEfiSmbiosProtocolGuid, NULL, (VOID **) &Smbios);
if (EFI_ERROR (Status)) {
//
// Smbios protocol not found, get the default value.
//
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_COMPUTER_MODEL), NULL);
UiCustomizeFrontPageBanner (1, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_COMPUTER_MODEL), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_MODEL), NULL);
UiCustomizeFrontPageBanner (2, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_MODEL), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_SPEED), NULL);
UiCustomizeFrontPageBanner (2, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_SPEED), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_BIOS_VERSION), NULL);
UiCustomizeFrontPageBanner (3, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_BIOS_VERSION), NewString, NULL);
FreePool (NewString);
NewString = HiiGetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_MEMORY_SIZE), NULL);
UiCustomizeFrontPageBanner (3, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_MEMORY_SIZE), NewString, NULL);
FreePool (NewString);
return;
}
SmbiosHandle = SMBIOS_HANDLE_PI_RESERVED;
Status = Smbios->GetNext (Smbios, &SmbiosHandle, NULL, &Record, NULL);
while (!EFI_ERROR(Status)) {
if (Record->Type == SMBIOS_TYPE_BIOS_INFORMATION) {
Type0Record = (SMBIOS_TABLE_TYPE0 *) Record;
StrIndex = Type0Record->BiosVersion;
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type0Record + Type0Record->Hdr.Length), StrIndex, &NewString);
FirmwareVersionString = (CHAR16 *) PcdGetPtr (PcdFirmwareVersionString);
if (*FirmwareVersionString != 0x0000 ) {
FreePool (NewString);
NewString = (CHAR16 *) PcdGetPtr (PcdFirmwareVersionString);
UiCustomizeFrontPageBanner (3, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_BIOS_VERSION), NewString, NULL);
} else {
UiCustomizeFrontPageBanner (3, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_BIOS_VERSION), NewString, NULL);
FreePool (NewString);
}
}
if (Record->Type == SMBIOS_TYPE_SYSTEM_INFORMATION) {
Type1Record = (SMBIOS_TABLE_TYPE1 *) Record;
StrIndex = Type1Record->ProductName;
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type1Record + Type1Record->Hdr.Length), StrIndex, &NewString);
UiCustomizeFrontPageBanner (1, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_COMPUTER_MODEL), NewString, NULL);
FreePool (NewString);
}
if ((Record->Type == SMBIOS_TYPE_PROCESSOR_INFORMATION) && !FoundCpu) {
Type4Record = (SMBIOS_TABLE_TYPE4 *) Record;
//
// The information in the record should be only valid when the CPU Socket is populated.
//
if ((Type4Record->Status & SMBIOS_TYPE4_CPU_SOCKET_POPULATED) == SMBIOS_TYPE4_CPU_SOCKET_POPULATED) {
StrIndex = Type4Record->ProcessorVersion;
GetOptionalStringByIndex ((CHAR8*)((UINT8*)Type4Record + Type4Record->Hdr.Length), StrIndex, &NewString);
UiCustomizeFrontPageBanner (2, TRUE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_MODEL), NewString, NULL);
FreePool (NewString);
ConvertProcessorToString(Type4Record->CurrentSpeed, 6, &NewString);
UiCustomizeFrontPageBanner (2, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_CPU_SPEED), NewString, NULL);
FreePool (NewString);
FoundCpu = TRUE;
}
}
if ( Record->Type == SMBIOS_TYPE_MEMORY_ARRAY_MAPPED_ADDRESS ) {
Type19Record = (SMBIOS_TABLE_TYPE19 *) Record;
if (Type19Record->StartingAddress != 0xFFFFFFFF ) {
InstalledMemory += RShiftU64(Type19Record->EndingAddress -
Type19Record->StartingAddress + 1, 10);
} else {
InstalledMemory += RShiftU64(Type19Record->ExtendedEndingAddress -
Type19Record->ExtendedStartingAddress + 1, 20);
}
}
Status = Smbios->GetNext (Smbios, &SmbiosHandle, NULL, &Record, NULL);
}
//
// Now update the total installed RAM size
//
ConvertMemorySizeToString ((UINT32)InstalledMemory, &NewString );
UiCustomizeFrontPageBanner (3, FALSE, &NewString);
HiiSetString (gFrontPagePrivate.HiiHandle, STRING_TOKEN (STR_FRONT_PAGE_MEMORY_SIZE), NewString, NULL);
FreePool (NewString);
}
/**
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
UiSetConsoleMode (
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 = mSetupHorizontalResolution;
NewVerticalResolution = mSetupVerticalResolution;
NewColumns = mSetupTextModeColumn;
NewRows = mSetupTextModeRow;
} else {
//
// The required resolution and text mode is boot mode.
//
NewHorizontalResolution = mBootHorizontalResolution;
NewVerticalResolution = mBootVerticalResolution;
NewColumns = mBootTextModeColumn;
NewRows = mBootTextModeRow;
}
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, mSetupTextModeColumn);
ASSERT_EFI_ERROR (Status);
Status = PcdSet32S (PcdConOutRow, mSetupTextModeRow);
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;
}
/**
The user Entry Point for Application. The user code starts with this function
as the real entry point for the image goes into a library that calls this
function.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval other Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
InitializeUserInterface (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_HII_HANDLE HiiHandle;
EFI_STATUS Status;
EFI_GRAPHICS_OUTPUT_PROTOCOL *GraphicsOutput;
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *SimpleTextOut;
UINTN BootTextColumn;
UINTN BootTextRow;
if (!mModeInitialized) {
//
// 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.
//
mBootHorizontalResolution = GraphicsOutput->Mode->Info->HorizontalResolution;
mBootVerticalResolution = GraphicsOutput->Mode->Info->VerticalResolution;
}
if (SimpleTextOut != NULL) {
Status = SimpleTextOut->QueryMode (
SimpleTextOut,
SimpleTextOut->Mode->Mode,
&BootTextColumn,
&BootTextRow
);
mBootTextModeColumn = (UINT32)BootTextColumn;
mBootTextModeRow = (UINT32)BootTextRow;
}
//
// Get user defined text mode for setup.
//
mSetupHorizontalResolution = PcdGet32 (PcdSetupVideoHorizontalResolution);
mSetupVerticalResolution = PcdGet32 (PcdSetupVideoVerticalResolution);
mSetupTextModeColumn = PcdGet32 (PcdSetupConOutColumn);
mSetupTextModeRow = PcdGet32 (PcdSetupConOutRow);
mModeInitialized = TRUE;
}
gBS->SetWatchdogTimer (0x0000, 0x0000, 0x0000, NULL);
gST->ConOut->ClearScreen (gST->ConOut);
//
// Install customized fonts needed by Front Page
//
HiiHandle = ExportFonts ();
ASSERT (HiiHandle != NULL);
InitializeStringSupport ();
UiSetConsoleMode (TRUE);
UiEntry (FALSE);
UiSetConsoleMode (FALSE);
UninitializeStringSupport ();
HiiRemovePackages (HiiHandle);
return EFI_SUCCESS;
}
/**
This function is the main entry of the UI entry.
The function will present the main menu of the system UI.
@param ConnectAllHappened Caller passes the value to UI to avoid unnecessary connect-all.
**/
VOID
EFIAPI
UiEntry (
IN BOOLEAN ConnectAllHappened
)
{
EFI_STATUS Status;
EFI_BOOT_LOGO_PROTOCOL *BootLogo;
//
// Enter Setup page.
//
REPORT_STATUS_CODE (
EFI_PROGRESS_CODE,
(EFI_SOFTWARE_DXE_BS_DRIVER | EFI_SW_PC_USER_SETUP)
);
//
// Indicate if the connect all has been performed before.
// If has not been performed before, do here.
//
if (!ConnectAllHappened) {
EfiBootManagerConnectAll ();
}
//
// The boot option enumeration time is acceptable in Ui driver
//
EfiBootManagerRefreshAllBootOption ();
//
// Boot Logo is corrupted, report it using Boot Logo protocol.
//
Status = gBS->LocateProtocol (&gEfiBootLogoProtocolGuid, NULL, (VOID **) &BootLogo);
if (!EFI_ERROR (Status) && (BootLogo != NULL)) {
BootLogo->SetBootLogo (BootLogo, NULL, 0, 0, 0, 0);
}
InitializeFrontPage ();
CallFrontPage ();
FreeFrontPage ();
if (mLanguageString != NULL) {
FreePool (mLanguageString);
mLanguageString = NULL;
}
//
//Will leave browser, check any reset required change is applied? if yes, reset system
//
SetupResetReminder ();
}
//
// Following are BDS Lib functions which contain all the code about setup browser reset reminder feature.
// Setup Browser reset reminder feature is that an reset reminder will be given before user leaves the setup browser if
// user change any option setting which needs a reset to be effective, and the reset will be applied according to the user selection.
//
/**
Record the info that a reset is required.
A module boolean variable is used to record whether a reset is required.
**/
VOID
EFIAPI
EnableResetRequired (
VOID
)
{
mResetRequired = TRUE;
}
/**
Check if user changed any option setting which needs a system reset to be effective.
**/
BOOLEAN
EFIAPI
IsResetRequired (
VOID
)
{
return mResetRequired;
}
/**
Check whether a reset is needed, and finish the reset reminder feature.
If a reset is needed, Popup a menu to notice user, and finish the feature
according to the user selection.
**/
VOID
EFIAPI
SetupResetReminder (
VOID
)
{
EFI_INPUT_KEY Key;
CHAR16 *StringBuffer1;
CHAR16 *StringBuffer2;
//
//check any reset required change is applied? if yes, reset system
//
if (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);
}
}
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