Category: <b>no classification</b>
<br>Flags: available only in real or V86 mode<p>
<pre><b>INT 15 - Intel Pentium Pro BIOS UPDATE - INSTALLATION CHECK</b>

	AX = D042h
	BL = 00h
Return: CF clear if successful
	CF set on error
	AH = status
	    00h successful
		EBX:ECX = signature "INTELPEP"
		EDX = BIOS update loader version
		SI = number of 2K update blocks which can be recorded in NVRAM
	    86h not implemented
	AL = OEM error (if AH is not 00h or 86h, otherwise undefined)
	    00h successful
Program: the Pentium Pro BIOS update allows the system BIOS or other software
	  to install a microcode patch into the Pentium Pro processor
Notes:	this API must be called from actual real mode, not V86 mode
	at least 32K stack space must be available when this function is called
SeeAlso: AX=D042h/BL=01h,AX=D042h/BL=02h,AX=D042h/BL=03h
SeeAlso: @xxxxh:xxxxh"Intel BIOS Upgrade",MSR 00000079h
</pre>