INT 6F - HP Vectra EX-BIOS - "F_IO_CTRL SF_CRV_SELF_TEST" - PERFORM SELFTEST
	AX = 0410h
	BP = 0114h (driver ID for V_HPHIL)
	BX = device address indicator (see #03760)
	DH = HP HIL device major address
	ES:SI -> buffer for result
Return: AH = status (see #03744)
	CX = number of bytes in buffer
	BP,DS destroyed
Note:	this function is only available if the driver is in the open state
	  (see AX=020Eh"SF_OPEN")
SeeAlso: AH=00h"HP Vectra",AX=040Ch/BP=0114h,AX=0412h/BP=0114h