Emerson MVME147 manual Controller type refer

		Attach/Detach Packet (all devices)
$12	xxxxxxxx		Controller type (refer
			to controller type
			table)
$13	00000000		Drive type (0 =
			random access drive)
$14	00000000		Reserved
$15	xxxx1x00		SCSI function ($08 =
			attach, $78 = new
			attach,
			$0C = detach)
$16	000000xx		Interrupt level (7
			through 0) (0 = polled
			mode)
$17	xxxxxxxx		Vector number to use
			upon return
$18	xxxxxxxx		Status from SCSI
			firmware (byte 2)
			(Note 1)
$19	xxxxxxxx		Status from SCSI
			firmware (byte 3)
			(Note 1)
$1A	00000000		Reserved
$1B	xxxxxxxx		Retry count: number
			of SCSI commands
			(if this is set to 0, the
			firmware disables
			correction and turns
			off retries in the
			controller. Also, the
			firmware does not
			automatically retry
			the SCSI command
			except
			"unit attention" and
			"not diagnostics".)
$1C	xxxxxxxx	xxxxxxxx	Sector/block size in
			bytes (MSW)
$1E	xxxxxxxx	xxxxxxxx	Sector/block size in
			bytes (LSW)

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