Re: switching between lilo and grub

[Marco Gerards]

"Aaron P. Martinez" <address@hidden> writes:

> On Tue, 2003-10-14 at 15:16, Marco Gerards wrote:
> > "Aaron P. Martinez" <address@hidden> writes:
> > 
> > [...]
> > 
> > > Next i used 'kernel /vmlinuz' and it recognized my kernel and then i
> > > typed 'boot' but it kernel panicked saying it couldn't mount root fs on
> > > 48:05.  I'm pretty lost and was under the impression that this would be
> > > quite easy.  I could leave the system as a lilo system, but i prefer the
> > > grub bootloader.  Can anyone offer some advice?
> > 
> > You need to tell the kernel the device name of the root device,
> > something like:
> > 
> > kernel /vmlinuz root=/dev/hda1
> I need to do this when i'm put back at the grub prompt?  So there isn't
> any easy way, when i have the machine booted up under lilo, to tell it
> to use grub again, reboot and have things back the way they were
> originally?

Did I misunderstand your mail?  You only get a bootprompt but no menu,
right?

In that case you need to put your menu.lst back in /boot/grub.

The kernel line I was talking about should be used instead of the one
you tried.  If that doesn't help you try loading an initrd too.

> > Perhaps you also have to load an initial ramdisk, that depends on the
> > GNU/Linux distribution you are using.
> 
> Sorry, i fogot that info.  I'm running, for my test, RH 2.1 ES, i will
> be doing this procedure on a RH 8.0 machine.

IIRC you need an initrd for booting redhat.

--
Marco