Format of CD-ROM redirector command record:
Offset	Size	Description	)
 00h	BYTE	ID
 01h 10 BYTEs	CDB (Command Descriptor Block) for operation (see #03236,#03237)
 0Bh	WORD	segment of buffer
 0Dh	WORD	offset of buffer
 0Fh	BYTE	status
 10h	BYTE	sense
 12h	WORD	count