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From: aflundi@sandia.gov (Alan F Lundin)
Date: Fri, 16 Jun 1995 14:02:50 -0600
In-Reply-To: Bruce Evans <bde@zeta.org.au>
       "Re: HD Geometry dirty trick" (Jun 17,  3:34am)
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To: freebsd-hackers@freebsd.org
Subject: Re: HD Geometry dirty trick
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On Jun 17,  3:34am, Bruce Evans wrote:
> Subject: Re: HD Geometry dirty trick
>
> [ ... ]
> The BIOS can invent any geometry that it wants (subject to the
> constraints 1 <= nsectors <= 63, 1 <= nheads <= 256, 1 <= ncyls <= 1024).

Does this mean that it's possible that every distinct
BIOS could produce a different geometry for a given disk
drive, so that there is no way to predict via an algorithm
for all machines what the BIOS geometry should be?  Bummer!

--alan