[NTLUG:Discuss] Boot Loader

George Lass George.Lass at osc.com
Thu Aug 7 11:45:19 CDT 2003


> >>
> > What he means is to open a terminal, su to root, and type the command:
> > grub --install
> >
> > It's just that simple.  

In order to verify what needs to be in my grub.conf file I
installed grub on a floppy:

dd if=stage1 of=/dev/fd0 bs=512 count=1
dd if=stage2 of=/dev/fd0 bs=512 seek=1

built the following grup.conf file:

splashimage=(hd1,0)/grub/splash.xpm.gz
title DELL-DIAG
        rootnoverify (hd0,0)
        chainloader +1
title WIN-XP
        rootnoverify (hd0,1)
        chainloader +1
title CURRENT_LINUX
        root (hd1,0)
        kernel /vmlinuz-2.4.20-8 root=/dev/hdb2 ro

booted from the floppy and at the grub prompt I entered:

configfile (hd1,1)/etc/grub.conf

everything worked just fine.  Now to actually install grub
on one of my hard drives.  can it really be as simple as
grub --install ?? I don't want to wipe out the loader for
WIN XP (not yet anyway).  Here is how Liunx fdisk sees things:

   Device Boot    Start       End    Blocks   Id  System
/dev/hda1             1         5     40131    6  FAT16
/dev/hda2   *         6      7294  58548892+   7  HPFS/NTFS

   Device Boot    Start       End    Blocks   Id  System
/dev/hdb1   *         1        13    104391   83  Linux
/dev/hdb2            14       905   7164990   83  Linux
/dev/hdb3           906      1035   1044225   82  Linux swap
/dev/hdb4          1036      4865  30764475   83  Linux


and here is how I mount / and /boot:

Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/hdb2              7052496   2022600   4671648  31% /
/dev/hdb1               101089     25955     69915  28% /boot

It should be noted that the only boot options in the PC's BIOS
are floppy, CD-ROM, and Hard-Disk c:

George



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