From owner-freebsd-hackers  Thu Jun  8 16:28:18 1995
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From: terry@cs.weber.edu (Terry Lambert)
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Subject: Re: problem
To: phk@ref.tfs.com (Poul-Henning Kamp)
Date: Thu, 8 Jun 95 17:21:19 MDT
Cc: temp@temptation.interlog.com, hlew@genome.Stanford.EDU,
        freebsd-hackers@freebsd.org
In-Reply-To: <199506081853.LAA08408@ref.tfs.com> from "Poul-Henning Kamp" at Jun 8, 95 11:53:12 am
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> > You should run pfdisk.exe from a DOS disk and report the partition
> > information that exists on the drive.
> pfdisk won't see it if it uses the BIOS.

It will if you boot off a DOS floppy (such that the HD MBR isn't installed
when you go looking).

> boot -v will tell you.
> 
> > The DM loads code in it's MBR to redirect INT 13/INT 21 by subtracting
> > 64 sectors (to account for itself) and then translating subsequent BIOS
> > calls relative to the area immediately after their MBR.
> 63 sectors.

I always get that confused.  It's irrelevent without the DM boot stuff
anyway, since all the offsets are off by (63).


					Terry Lambert
					terry@cs.weber.edu
---
Any opinions in this posting are my own and not those of my present
or previous employers.