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From: len@netsys.UUCP
Newsgroups: comp.sys.att
Subject: Re: cpio for DOS and 3b2 - followup
Message-ID: <1495@netsys.UUCP>
Date: Thu, 22-Oct-87 01:12:41 EST
Article-I.D.: netsys.1495
Posted: Thu Oct 22 01:12:41 1987
Date-Received: Sun, 25-Oct-87 05:32:46 EST
References: <1647@dasys1.UUCP> <144800003@tiger.UUCP> <1261@uccba.UUCP> <334@houxj.UUCP>
Reply-To: len@netsys.UUCP (Len Rose)
Organization: NetSys Public Access Network
Lines: 21

In article <334@houxj.UUCP> wapd@houxj.UUCP (Bill Dietrich) writes:
$3B2 expects floppy disks, hard disks and cartridge tapes to contain
$certain OS-dependent or driver-dependent stuff that would make direct
$transfer of them to/from other systems impossible.  There are various
$descriptor sectors and/or defect tables and such on these media that
$are 3B2-specific.  Even a DD won't work (on 3B2), because as soon as DD
$opens the medium, the driver tries to read these descriptor sectors, and fails.
$You will have to write a new driver on one system or the other to get
$such a direct transfer to work.  Although I suppose a DD of a 3B2 medium
$on the non-3B2 system might work, if you know what to strip off of the
$resulting data.

This is not entirely true.. We have been able to read Altos 586/986 formatted disks
on the 3B2 using tar.

 Just thought I'd bring this up..


-- 
Len Rose -* Netsys Public Access Network *- The East Coast Machine
301-540-3656,3657,3658,3659    3B2/Unix SV3.0