[PLUG] grub issue

[Michael Ewan]

On 5/25/2011 7:30 PM, Bruce Kilpatrick wrote:
> On 05/24/2011 07:32 PM, MJang wrote:
>> On Tue, 2011-05-24 at 17:01 -0700, Bruce Kilpatrick wrote:
>>> This should be a simple Google search, but I must not be using the
>>> correct syntax.
>>>
>>> I was dual booting WinXP and Fedora 14.  I decided to install Debian 6
>>> to a blank partition.  When all was said and done, I rebooted and, to my
>>> surprise, no Debian in the boot menu.  I think Fedora uses Grub and
>>> Debian uses Grub2.
>>>
>>> Can someone point me to something that will help me sort this out.
>> While I like the Ubuntu documentation on the subject
>> (https://help.ubuntu.com/community/Grub2 ), I've stuck with GRUB 0.97,
>> because it's easier to configure and customize in a single configuration
>> file.
>>
>> LMK if you'd like to see a copy of my grub.conf file, which is in a
>> similar triple boot (RHEL 6/Ubuntu Lucid/W7).
>>
>> Thanks,
>> Mike
>>
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>
>
> I booted the computer with a live CD.  I found the grub.cfg on the
> Debian partition.  Looking the file over I note an entry set root='
> (hd1,msdos6)'.  I'm thinking I misdirected the grub installation.
>
> If my thinking is correct, do I need to reinstall, or is there a command
> to reinstall to the MBR?  Or can I tell Fedora to find Debian and add it?
>
> Thanks,
>
> Bruce
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> PLUG at lists.pdxlinux.org
> http://lists.pdxlinux.org/mailman/listinfo/plug
>

You don't need to reinstall, nor touch the mbr.  The beauty of grub is 
that the MBR looks at that file.  Change the file and your boot should 
work.  The trick is determining where the partitions are and setting the 
locations in grub.cfg appropriately.