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Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!csd4.milw.wisc.edu!nic.MR.NET!xanth!ames!sgi!markb@denali.SGI.COM
From: markb@denali.SGI.COM (Mark Bradley)
Newsgroups: comp.sys.att,comp.periphs
Subject: Re: SCSI (Hitachi) on 3B2, info wanted.
Summary: Hitachi Parameters for 514C
Keywords: SCSI HITACHI 3B2
Message-ID: <26253@sgi.SGI.COM>
Date: 6 Feb 89 19:21:49 GMT
References: <4398@freja.diku.dk>
Sender: daemon@sgi.SGI.COM
Organization: Silicon Graphics, Inc., Mountain View, CA
Lines: 59

In article <4398@freja.diku.dk>, zonker@freja.diku.dk (Claus Engdahl) writes:
> We need some technical info, to install a 380Mbyte Hitachi SCSI disk
> on our 3B2-400. 
> 
> The SCSI-disk is a: HITACHI DK514C . We need the parameters for the
> two commands:
> 		Format Unit Command (04H)
> 	
> 		Mode Sense Command  (1AH)
> 
> If anyone has this info (or know where we could obtain it), please
> reply to:
> 
> ...uunet!mcvax!dkuug!netpasser (or netpasser@dkuug.dk)

Format Parm  Byte    Bit	Contents
		0    7-6	R = 0
		     5-0        Page Code = 3
		1		Page Length = 0 -13H
		2-3		Trk/zone (A)
		4-5		Alt. Sec./Zone (B)
				<How to Round>
				B/A = 0 --- B=0
				0<B/A<=1 --- B=1xA
				1<B/A  --- B=2xA
		6-7		Alt. trk/Zone (round to 0)
		8-9		Alt. trk/Vol. (C) = 0-32
				<How to round>
				C/No. Heads x No. Heads (round up)
		10-11		Sec./trk = 0
		12-13		Data bytes/sec 0100H=256, 0200H=512
		14-15		ILV = Don't care
		16-17		Trk. skew = 0
		18-19		Cyl skew = 0
		20	7	SSEC = 0
			6	HSEC = 0
			5	RMB = 0
			4	SURF = 0
			3	INS = 0
			2-0	R = 0

Mode sens	0		OP code = 1AH
		1	7-5	LUN = 0
			4-0	R = 0
		2	7-6	PCF = 00(current), 01(changable),
				      10(default), 11(saved)
			5-0	Page code = 0,1,2,3,6,3F (Page code 0,
				no page is xfered.)
		3		R = 0
		4		Alloc. Len.
		5		Ctl Byte = 0

					markb

--
Mark Bradley				"Faster, faster, until the thrill of
IO Subsystems				 speed overcomes the fear of death."
Silicon Graphics Computer Systems
Mountain View, CA			     ---Hunter S. Thompson