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Date:      Wed, 12 Jul 2000 11:22:43 +0930
From:      Greg Lehey <grog@lemis.com>
To:        "Anders Chr. Skoe" <skoe@owlnet.rice.edu>
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: Anyone resolved "Missing operating system" issue?
Message-ID:  <20000712112242.C29642@wantadilla.lemis.com>
In-Reply-To: <Pine.GSO.4.21.0007111029390.4577-100000@jungle.owlnet.rice.edu>
References:  <Pine.GSO.4.21.0007111029390.4577-100000@jungle.owlnet.rice.edu>

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On Tuesday, 11 July 2000 at 11:35:58 -0500, Anders Chr. Skoe wrote:
> Howdy, folks!
>
> unfortunately, this email follows a pretty good history of posts regarding
> the "Missing operating system" error.  we install 3.2 with no problems on
> our western digital WDE4360-1807A3, but it just won't boot.  our bios is
> the adaptec AHA 2940 Ultra/Ultra W BIOS v1.23.
>
> a) if we only create a freebsd partition, and try to boot it, we get the
> infamous "Missing operating system" error.
>
> b) if we create both dos & freebsd partitions, we get to the boot manager,
> but selecting freebsd doesn't work.  we've tried putting the freebsd
> partition first as well as the dos partition first, but it makes no
> difference.  we've also tried various combinations of partition sizes.
>
> c) setting the drive geometry to 4095/64/32 doesn't help (someone
> suggested this in an earlier mail).
>
> d) using FDISK we've set the active partition to the freebsd
> partition.  it doesn't help.
>
> e) we can boot from the floppy & cdrom drives.
>
> we would really appreciate some useful feedback 'cause it's drivin' us
> crazy.

This sounds like a geometry issue.  Have you selected LBA in the BIOS
setup?  If so, have you tried both "dangerously dedicated" and
Microsoft compatible partitions?

Greg
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