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Path: utzoo!mnetor!seismo!cmcl2!rna!dan
From: dan@rna.UUCP (Dan Ts'o)
Newsgroups: net.unix,net.unix-wizards
Subject: Re: TS-11 Configuration Problem on 4.2BSD
Message-ID: <524@rna.UUCP>
Date: Wed, 23-Jul-86 16:29:12 EDT
Article-I.D.: rna.524
Posted: Wed Jul 23 16:29:12 1986
Date-Received: Thu, 24-Jul-86 04:48:28 EDT
References: <2893@sdcrdcf.UUCP>
Reply-To: dan@rna.UUCP (Dan Ts'o)
Organization: Rockefeller Neurobiology
Lines: 33
Xref: mnetor net.unix:5006 net.unix-wizards:7251

In article <2893@sdcrdcf.UUCP> davem@sdcrdcf.UUCP (David Melman) writes:
>However, the DU142 has separate csr addresses for each tape drive.
>The first one is at csr 0172520, the second is at 0172526, ...
>which makes me believe the kernel can be fooled into perceiving
>the one controller as two.
>
>I have the kernel configured with one drive as the man page dictates:
>"controller zs0 at uba? csr 0172520 vector tsintr"
>"tape ts0 at zs0 drive 0"
>and the first tape drive works.
>
>How do I specify the second drive?
>
>I tried :
>"controller zs1 at uba? csr 0172526 vector tsintr"
>"tape ts1 at zs1 drive 0"
>and got a crash when accessing either device.

	Are you sure that 0172526 is correct ? I have two Kennedy drives on a
Dilog DU132 and the addresses are 0172520 and 0172524. I believe they should
be 0 mod 4.
	Also, of course, make sure the /dev entries and the cabling is correct.
With the Kennedy's, the cabling is run in parallel!, like a bus.

					Cheers,
					Dan Ts'o
					Dept. Neurobiology
					Rockefeller Univ.
					1230 York Ave.
					NY, NY 10021
					212-570-7671
					...cmcl2!rna!dan
					rna!dan@cmcl2.arpa