[ale] MBR rebuilder ?
Thompson Freeman
tfreeman at tfreeman.vnet.net
Tue Jul 7 11:08:51 EDT 1998
You appear to have a similar setup to what I used to run. I routinely used
loadlin to get out of dos and into Linux. No problem, no sweat. Loadlin is
a dos program, reads the linux kernel from a dos file (and the ram disk if
needed and specified) and off you go...
On Tue, 7 Jul 1998, 'Nomad the Wanderer' wrote:
> Doesn't this require umsdos and linux on the same filesystem? I have
> 2 internal scsi disks. One for Linux, one for the bloatware.
>
> Robert
>
> Thus spake Eric Z. Ayers (eric at compgen.com):
>
> >
> > Since you don't have a floppy installed, why not try 'loadlin' to boot
> > your system? that can be run from dos/windows and I don't think it
> > requires a floppy.
> >
> > -Eric.
> >
> > John M. Mills writes:
> > >
> > > On Mon, 6 Jul 1998, Jacob Langseth wrote:
> > > > On Monday, July 06, 1998 6:19 PM, Nomad the Wanderer [SMTP:nomad at orci.com]
> > > > wrote:
> > > > > Anyone here willing to write a proggy that given a -r will read the
> > > > > contents of the mbr and given a -w will write it back so I don't have
> > > > > to go through the rescue disk stuff to rebuild my box? It wouldn't be
> > > > > such a big deal, but I don't have a floppy in it right now...
> > >
> > > > One possibility would be to create a boot/root disk (ala
> > > > ancient slackware) and stick dd on it.
> > > > dd if=/dev/hda of=/dev/fd0 block_size=512 count=1, iirc
> > >
> > > (1) I expect that you mean something you could run from DOS, since
> > > (a) you'll just have installed Win@#$!! and now can't boot Linux, and
> > > (b) Win@#$!! won't allow you to get at the mbr (except 'fdisk /mbr'),
> > > which means you'll have to reboot from a floppy in any case, no?
> > > (2) You _did_ make a boot floppy didn't you? For my RH4.2:
> > > # cd /boot
> > > # dd if=vmlinuz of=/dev/fd0
> > >
> > > I would just boot from that floppy and run lilo. Looks about as simple to
> > > me as a trick DOS utility to clean your Windows.
> > >
> > > John M. Mills, Senior Research Engineer -- john.mills at gtri.gatech.edu
> > > Georgia Tech Research Institute, Georgia Tech, Atlanta, GA 30332-0834
> > > Phone contacts: 404.894.0151 (voice), 404.894.6285 (FAX)
> > > "No matter how long you work on your writing, as soon as you pick it
> > > up again, your eye will fall instantly on a typographical error."
> > > - Hugh Denny's Law of report writing
> > >
>
> ---------------------------------------------------------------------------
> Robert L. Harris | Educate the Masses,
> Senior System Administrator II | Don't just help them to
> at Great West Life. \_ Remain ignorant.
>
> http://www.orci.com/~nomad
>
> DISCLAIMER:
> These are MY OPINIONS ALONE. I speak for no-one else.
>
> FYI:
> perl -e 'print $i=pack(c5,(41*2),sqrt(7056),(unpack(c,H)-2),oct(115),10);'
>
---------------------------------------------------
Thompson Freeman
Free Wisdom!! Bring your own bucket and shovel!
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