This question should be asked in the Windows Answers Forum at the following address
http://answers.microsoft.com/en-us/windows
Anyway, you can download and run Sysinternals' Process Monitor (http://technet.microsoft.com/en-us/sysinternals/bb896645): select "Enable Boot Logging" from the Options menu to log systems'
activity from a point very early in the boot process during the initialization of boot-start device drivers.
Also read the document at the following address
http://msdn.microsoft.com/en-us/library/windows/hardware/ff557272(v=vs.85).aspx
Bye.
Luigi Bruno - Microsoft Community Contributor 2011 Award