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Date:      Fri, 08 Jul 2005 11:05:55 -0700
From:      "Kevin Oberman" <oberman@es.net>
To:        Pascal Groenen <pascal@blackwillow.giznet.com>
Cc:        "J. Nyhuis" <cabal@u.washington.edu>, freebsd-stable@freebsd.org
Subject:   Re: ATA HDD installer issue 
Message-ID:  <20050708180555.EB6A05D07@ptavv.es.net>
In-Reply-To: Your message of "Fri, 08 Jul 2005 19:56:49 %2B0200." <000801c583e6$6a1ab8a0$c701a8c0@venus> 

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Don't forget that any "modern" BIOS and HD will be using LBA, not CHS,
for addressing the disk and disks have not had the same number of
sectors per track on all cylinders for a long time, so the numbers are
bogus in any case. CHS does not allow properly addressing any
modern drive and BIOS always "makes up" the values reported (but not
used, to the best of my knowledge) and those work fine in every case I
have encountered.

I'd just ignore the warning and proceed.
-- 
R. Kevin Oberman, Network Engineer
Energy Sciences Network (ESnet)
Ernest O. Lawrence Berkeley National Laboratory (Berkeley Lab)
E-mail: oberman@es.net			Phone: +1 510 486-8634

> Date: Fri, 08 Jul 2005 19:56:49 +0200
> From: Pascal Groenen <pascal@blackwillow.giznet.com>
> Sender: owner-freebsd-stable@freebsd.org
> 
> I noticed a similar thing with a similar HD. I went with the FreeBSD 
> suggestion and it resulted in a corrupted HD. I would just go with the 
> Disk/BIOS settings. I did that before for other disks and never had issues 
> then.
> 
> 
> ----- Original Message ----- 
> From: "J. Nyhuis" <cabal@u.washington.edu>
> To: <freebsd-stable@freebsd.org>
> Sent: Friday, July 08, 2005 7:38 PM
> Subject: Q: ATA HDD installer issue
> 
> 
> > Greetings,
> >
> >  I am installing FreeBSD 5.4 on a system using a Seagate Barracuda (Model 
> > ST380011A) 80GB drive.  This drive has 38297 cylinders, 16 heads, and 255 
> > sectors (this is identified both on a label on the drive and by the BIOS 
> > IDE auto-detect).
> >  The FreeBSD installer make it to the disk partitioning screen, and 
> > produces an error stating that my drive parameters are wrong, and that I 
> > should manually correct them.  When I enter the parameters 38297/16/255 
> > (cylinders/heads/sectors), it tells me that the parameters are wrong and 
> > refuses to take my input.
> >  The hardware manual states that the drive parameters for fdisk should be 
> > what is reported in the BIOS (which they are, in this case).
> >
> >  Ideas?
> >
> >  Thanks,
> >
> > John H. Nyhuis
> > Sr. Computer Specialist
> > Dept. of Pediatrics
> > HS RR349B, Box 356320
> > University of Washington
> > Desk: (206)-685-3884
> > cabal@u.washington.edu



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