*BSD News Article 64848


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From: j@uriah.heep.sax.de (J Wunsch)
Newsgroups: comp.unix.bsd.freebsd.misc
Subject: Re: multi OS booting
Date: 4 Apr 1996 21:21:18 GMT
Organization: Private BSD site, Dresden
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Message-ID: <4k1ege$krb@uriah.heep.sax.de>
References: <315847DA.413A@myp.com>
Reply-To: joerg_wunsch@uriah.heep.sax.de (Joerg Wunsch)
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Dean Roth <dean@myp.com> writes:
> My computer has three disks configured thusly:
> 
> wd0  BSDI 2.0
> wd1  Linux
> sd0  FreeBSD 2.1
> 
> I have no problem booting BSDI(default)or Linux (via floppy).
> 
> How do I get FreeBSD to boot?

Easiest solution:  disable wd0 and wd1 in the BIOS.

Useable solution:  as above, then wire down your SCSI disk to be sd2,
                   rebuild your kernel, and re-enable wd0 and wd1

Best solution:     apply Bruce Evans' patches to the boot blocks that
                   allow an arbitrary mapping between BIOS disk numbers
                   and BSD subunit numbers (posted to FreeBSD-current,
                   should be available in the mailing list archives
                   that are accessible via the Web server, search for
                   ``How do I boot from sd5...'')

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)