Subject: Re: Finding out parameters for edlabel.
To: Boris Gjenero <bgjenero@undergrad.math.uwaterloo.ca>
From: David Evans <dfevans@bbcr.uwaterloo.ca>
List: port-vax
Date: 04/08/1997 21:53:28
Boris Gjenero wrote:
>
> Hello,
>
> I'm wondering how can I find out the geometry that I should use in the
> disk label for an MFM drive running off a RQDX3 in a MicroVAX II. I
> tried to start a NetBSD install onto a ST251 in the uVAX, but I had to
> give up because couldn't find a disktab entry for that drive (also known
> as RD32) with an MSCP controller. I know I can't just use the physical
> drive parameters because the MSCP controller seems to offer some
> different geometry.
>
I used the values from the Ultrix disktab, which I found by doing an
Altavista search for RD32 and disktab. Haven't tested it yet because my second
miniroot floppy was bad.
> BTW. It sure was fun trying to find something to write RX50 floppies on
> a PC. Most of the utilities I tried failed, often in bizzare and
> twisted ways. Eventually I got things to work. I haven't tried putr
> yet...
>
I didn't have much luck with putr last night, trying to use it to write RX33
images (I hadn't grabbed rawwrite yet.) I kept getting syntax errors, even
though the command looked good to me...
--
David Evans (NeXTMail OK) dfevans@bbcr.uwaterloo.ca
Computer/Synth Junkie http://bbcr.uwaterloo.ca/~dfevans/
University of Waterloo "Default is the value selected by the composer
Ontario, Canada overridden by your command." - Roland TR-707 Manual