Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!sun-barr!olivea!apple!agate!shelby!neon!kaufman
From: kaufman@Neon.Stanford.EDU (Marc T. Kaufman)
Newsgroups: comp.sys.mac.hardware
Subject: Re: Serial safety; HD inteleave
Message-ID: <1990Oct5.064703.3177@Neon.Stanford.EDU>
Date: 5 Oct 90 06:47:03 GMT
References: <1990Sep25.042714.25505@ccu.umanitoba.ca> <1990Sep30.060736.28468@dhw68k.cts.com> <1990Oct4.192735.8812@ccu.umanitoba.ca>
Organization: Computer Science Department, Stanford University
Lines: 22

In article <1990Oct4.192735.8812@ccu.umanitoba.ca> umcarls9@ccu.umanitoba.ca (Charles Carlson) writes:
>In article <1990Sep30.060736.28468@dhw68k.cts.com> emmayche@dhw68k.cts.com (Mark Hartman) writes:
->In article <1990Sep25.042714.25505@ccu.umanitoba.ca>,
->umcarls9@ccu.umanitoba.ca (Charles Carlson) writes:

-->Does anyone know if Norton Utilities allows you to look at/change the
-->interleave without reformatting?

->Generally speaking, this is not possible to do...

>Of course its possible to do!  There are countless programs available for the
>PC to do it!  
>What data shuffling are you talking about?  All you simply have to do is:
>1) read the track into memory
>2) reformat track to desired interleave
>3) write data back to disk.

All very fine with an ST506 interface, but not generally doable with a SCSI
interface.  With most SCSI drives, you aren't even sure which sectors make
up a track.

Marc Kaufman (kaufman@Neon.stanford.edu)