ME_Firmware_Installer.cmd

@echo off
color 07
cls
::Firmware file to update to:
	set "fw_file=me.bin"
::=======================================
::Disclaimer
echo Disclaimer:
echo This script is provided to you "As Is, Where Is", without any
echo support or warranty of any kind, express or implied.
echo Running the script implies acceptance of these terms.
echo.
echo You will see this twice if you did not run as administrator.
echo.
pause
cls
::Self-Elevation from:
::https://stackoverflow.com/a/12264592/1016343
:init
	setlocal DisableDelayedExpansion
	set cmdInvoke=1
	set winSysFolder=System32
	set "batchPath=%~0"
	for %%k in (%0) do set batchName=%%~nk
	set "vbsGetPrivileges=%temp%\OEgetPriv_%batchName%.vbs"
	setlocal EnableDelayedExpansion

:checkPrivileges
	NET FILE 1>NUL 2>NUL
	if '%errorlevel%' == '0' ( goto gotPrivileges ) else ( goto getPrivileges )

:getPrivileges
	if '%1'=='ELEV' (echo ELEV & shift /1 & goto gotPrivileges)
	echo Set UAC = CreateObject^("Shell.Application"^) > "%vbsGetPrivileges%"
	echo args = "ELEV " >> "%vbsGetPrivileges%"
	echo For Each strArg in WScript.Arguments >> "%vbsGetPrivileges%"
	echo args = args ^& strArg ^& " "  >> "%vbsGetPrivileges%"
	echo Next >> "%vbsGetPrivileges%"
	if '%cmdInvoke%'=='1' goto InvokeCmd
	echo UAC.ShellExecute "!batchPath!", args, "", "runas", 1 >> "%vbsGetPrivileges%"
	goto ExecElevation

:InvokeCmd
	echo args = "/c """ + "!batchPath!" + """ " + args >> "%vbsGetPrivileges%"
	echo UAC.ShellExecute "%SystemRoot%\%winSysFolder%\cmd.exe", args, "", "runas", 1 >> "%vbsGetPrivileges%"

:ExecElevation
	"%SystemRoot%\%winSysFolder%\WScript.exe" "%vbsGetPrivileges%" %*
	exit /B

:gotPrivileges
	setlocal & cd /d %~dp0
	if '%1'=='ELEV' (del "%vbsGetPrivileges%" 1>nul 2>nul  &  shift /1)
:: Finally, the *actual* start of the script
:Start
	:: cd /d "%~dp0"
	pushd "%~dp0"
	echo :::::::::::::::::::::::: :::::::::::::::::::::::: ::::::::::::::::::::::::
	echo.
	echo Current Intel ME Firmware:
	for /f "tokens=*" %%f in ('call FWUpdLcl64.exe -FWVER') do set curr_ver=%%f
	echo %curr_ver%
	echo.
	echo Version of ME Firmware in update:
	for /f "tokens=*" %%f in ('call FWUpdLcl64.exe -FWVER "%fw_file%"') do set file_ver=%%f
	echo %file_ver%
	echo.
	:: Should probably warn user is versions are the same...
	if "%curr_ver%"=="%file_ver%" (
		echo You already have the same version of the base firmware.
		echo It is possible that PMC, PCHC, PHY or other blocks have been
		echo updated, without updating the base firmware version.
		echo.
		echo Are you *sure* that you need to update?
		echo.
		)
	echo :::::::::::::::::::::::: :::::::::::::::::::::::: ::::::::::::::::::::::::
	echo.
	::get date and time in usable form for filename
	for /f "tokens=2 delims==" %%I in ('wmic os get localdatetime /format:list') do set datetime=%%I
	set datetime=%datetime:~0,8%-%datetime:~8,6%
	echo Backing up current firmware to file...
	echo Backing up current firmware to file... >>log.txt
	FWUpdLcl64.exe -save ME-FW-backup_%datetime%.bin >>log.txt
	set "el=%errorlevel%"
	if %el% NEQ 0 (
		echo Possible error in backup, errorlevel returned: %el% >>log.txt
		echo =======================================
		echo  WARNING, POSSIBLE ERROR SAVING BACKUP
		echo    Answer "No", and check "log.txt"
		echo        PROCEED WITH CAUTION
		echo =======================================
		echo.
	)
	echo Before updating, save and close all other files and programs.
	echo.
	echo The system will reboot to UEFI firmware screen for validation.
	echo.
	choice /C YN /M "Are you sure you want to update?"
	set answer=%errorlevel%
	if !answer! EQU 1 (
		echo.
		FWUpdLcl64.exe -allowsv -f "%fw_file%"
		set "el=!errorlevel!"
		echo.
		if !el! EQU 0 (
			echo Flash successful, returned errorlevel 0 >>log.txt
			echo Flash has completed. To ensure system stability, we must reboot IMMEDIATELY
			::Sneakily leave ourselves a way to abort with shutdown /a
			shutdown.exe /f /r /fw /t 30 /d P:1:1 /c "Flash has completed. To ensure system stability, we must reboot. 30s until reboot."
			color
			exit /b 0
		) else (
			echo Error Detected. Errorlevel returned: !el! >>log.txt
			echo ERROR DETECTED.
			echo Please READ the above error, and 
			echo take a screenshot BEFORE seeking help. 
			echo Errorlevel: !el!
			pause
			color
			exit /b 1
		)
	)
	echo Exiting.
	color
	exit /b 0