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3.9 multiboot
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Chuck Forsberg
*nix forums beginner


Joined: 04 Apr 2005
Posts: 28

PostPosted: Sat Jun 17, 2006 7:56 am    Post subject: 3.9 multiboot Reply with quote

I would like to try the AMD64 version of 3.9 on my office
computer, multibooting with XP. The machine has 4 SATA
drives. Multibooting Fedora or Suse requires extreme
care to get the boot manager (GRUB) on the MBR of the
correct disk.

I've installed a number of BSD flavors including 3.9 and
don't recall a multiboot manager.

Does 3.9 have something similar to LILO or Grub?
--
Chuck Forsberg caf@omen.com www.omen.com 503-614-0430
Developer of Industrial ZMODEM(Tm) for Embedded Applications
Omen Technology Inc "The High Reliability Software"
10255 NW Old Cornelius Pass Portland OR 97231 FAX 629-0665
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jKILLSPAM.schipper@math.u
*nix forums Guru Wannabe


Joined: 13 Nov 2005
Posts: 202

PostPosted: Sat Jun 17, 2006 9:46 am    Post subject: Re: 3.9 multiboot Reply with quote

Chuck Forsberg WA7KGX N2469R <caf@omen.com> wrote:
Quote:
I would like to try the AMD64 version of 3.9 on my office
computer, multibooting with XP. The machine has 4 SATA
drives. Multibooting Fedora or Suse requires extreme
care to get the boot manager (GRUB) on the MBR of the
correct disk.

I've installed a number of BSD flavors including 3.9 and
don't recall a multiboot manager.

Does 3.9 have something similar to LILO or Grub?

Quite possibly the best solution is to get GRUB (and, I suppose, LILO)
to boot an arbitrary partition - especially, one in which OpenBSD is
installed. I haven't done this in a long time, but Google has plenty of
documentation.

Just be sure not to follow the GRUB docs; they are woefully out of date,
and the solution described doesn't work anymore since 2.5 days, or
somesuch. They try to parse the OpenBSD kernel format, basically.

However, as mentioned above, booting a partition works. IIRC, this is
called chain-loading in GRUB lingo.

Joachim
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Greg Hennessy
*nix forums addict


Joined: 27 Feb 2005
Posts: 91

PostPosted: Sat Jun 17, 2006 11:13 am    Post subject: Re: 3.9 multiboot Reply with quote

On Sat, 17 Jun 2006 00:56:27 -0700, Chuck Forsberg WA7KGX N2469R
<caf@omen.com> wrote:

Quote:
I would like to try the AMD64 version of 3.9 on my office
computer, multibooting with XP. The machine has 4 SATA
drives. Multibooting Fedora or Suse requires extreme
care to get the boot manager (GRUB) on the MBR of the
correct disk.

I've installed a number of BSD flavors including 3.9 and
don't recall a multiboot manager.

Does 3.9 have something similar to LILO or Grub?

The quickest and easiest way I know of to do this in conjunction with XP is
Bootpart

http://members.aol.com/gvollant/bootpart.htm


greg
--
If you want venality, if you want ignorance, if you want drunkenness,
and facility for being intimidated; or if, on the other hand, you
want impulsive, unreflecting, and violent people, where do you look
Do you go to the top or to the bottom?
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Marco S Hyman
*nix forums beginner


Joined: 04 Mar 2005
Posts: 36

PostPosted: Sun Jun 18, 2006 12:56 am    Post subject: Re: 3.9 multiboot Reply with quote

Chuck Forsberg WA7KGX N2469R <caf@omen.com> writes:

Quote:
I would like to try the AMD64 version of 3.9 on my office
computer, multibooting with XP. The machine has 4 SATA
drives. Multibooting Fedora or Suse requires extreme
care to get the boot manager (GRUB) on the MBR of the
correct disk.

XP has NTLDR. Install OpenBSD on free space on your drive.
Copy the PBR to C: under NT. Update C:\BOOT.INI. Mine looks
like this:

$ cat /ntfs/BOOT.INI
[boot loader]
timeout=5
default=C:\OPENBSD.PBR
[operating systems]
C:\OPENBSD.PBR="OpenBSD -- Secure by default"
multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP Professional" /fastdetect /NoExecute=OptIn

On power-up OpenBSD boots unless I specifically select XP.

See http://www.openbsd.org/faq/faq4.html#Multibooting for more info.

// marc
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Tim Judd
*nix forums beginner


Joined: 06 Jun 2006
Posts: 19

PostPosted: Thu Jun 22, 2006 12:09 am    Post subject: Re: 3.9 multiboot Reply with quote

Chuck Forsberg WA7KGX N2469R wrote:
Quote:
I would like to try the AMD64 version of 3.9 on my office
computer, multibooting with XP. The machine has 4 SATA
drives. Multibooting Fedora or Suse requires extreme
care to get the boot manager (GRUB) on the MBR of the
correct disk.

I've installed a number of BSD flavors including 3.9 and
don't recall a multiboot manager.

Does 3.9 have something similar to LILO or Grub?

Not that I've seen. When installing Open, it writes itself to the MBR.
Let it.

dd if=/dev/wd0c bs=512 count=1 of=/mnt/floppy
use the Windows install disk to 'R'epair an installation.
type 'fixmbr' and 'fixboot'

windows will boot by default.

copy file from the floppy to C:
update C:\boot.ini as described in the other post in this thread.


An alternative -- and works BEAUTIFULLY!!!!

lookup GAG - the Graphical Boot Manager
http://gag.sourceforge.net/

This thing is sweet -- the only limitation is that it uses the numeric
keys 1-9 (not zero) to define what partitions to boot. I've not had ANY
problems with it.

You write an image file to floppy disk. Once it's written, you can
install it on as many HDDs as you want.

You setup the OSs, including a picture, even with a default timer. It
claims to boot OS/2, Windows (all), Linux, Free/Open/NetBSD, SCO, BEoS,
Solaris, DragonflyBSD, and a couple more...

No problems at all.. love it.

Kudos to the author.
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Google

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