Installing boot loader in Master Boot Record on a Running System

[Scott Talbot]

On Wed, 2004-08-04 at 22:15 -0400, David White wrote:
> Scott Talbot wrote:
> 
> >On Wed, 2004-08-04 at 11:04 -0400, David White wrote:
> >  
> >
> >>I would like to install G R U B to boot the following:
> >>
> >>1st Primary - MsDos (300mb)
> >>2nd Primary - Win 2000 Pro (ntldr)
> >>Logical Drive in extended partition - FC2 (hda11)
> >>
> >>    
> >>
> >This should be fairly straightforward. Once you are in Fedora, open a
> >terminal window and 'su -' to root, enter root's password.
> >
> >enter fdisk -l
> >
> >this should give you a list of the way fedora sees all of your drives
> >and partitions. assuming yours is fairly standard next do 1 of
> > 
> >grub-install /dev/hda
> >or
> >grub-install /dev/hdc
> >
> >depending on which is your boot disk.  You need to look a your BIOS in
> >order to find out which is your boot disk. Just find the area where it
> >selects to boot from which devices in what order.
> >
> >Once you have done that, edit the file /boot/grub/grub.conf in your
> >favorite text editor. you need the following lines for each of the
> >windows OSs
> >
> >
> >title WinDOHs  (this title will show up in the boot menu)
> >        rootnoverify (hd0,0) this is grub's way of seeing drives 
> >                             hd0 = hda ,0 is the first boot block
> >                             the one for the disk
> >			     so use (hd1,0)for the win 2k drive	
> >        chainloader +1       instructs grub to execute code at bootblock
> >
> >The grub-install should already have made an entry for Fedora and May
> >have made an entry for 1 windows OS and called it "Other" or something.
> >
> >I haven't actually used this for a DOS system, but my system has Win2k,
> >Mandrake, FC2 and FC3Test1 and works well
> >
> >HTH
> >
> >Scott
> >
> >  
> >
> Scott,
> 
> Thanks for the input...
> 
> I couldn't... find any combo of commands that would boot to MsDos
>              ...can't determine a method to make 1st primary partition 
> active.
>             
> But it dual boots to FC2 & WinDoze 2000
> 
> Here it is...fwiw
> #  Grub Configuration File
>                                                                                 
> 
> #  By default, boot the first entry.
> #  The first entry (here, counting starts with number zero, not one!)
> #  will be the default choice.
> default 0              
>                                                                                 
> 
> #  Boot automatically after 10 secs unless interrupted by keystroke
> timeout 10
>                                                                                 
> 
> #  If 1st entry doesn't work, fallback to the second entry.
> fallback 1
>                                                                                 
> 
> #  Set Background Image (doesn't work)
> #  splashimage=(hd0,11)/boot/grub/splash.xpm.gz
     
shouldn't that be (hd0,10) ?
   
                                                                        
> 
> #  Set default colors.
> color yellow/blue blue/white
>                                                                                 
> 
> #  For booting GNU/Linux
> title       Linux - Fedora Core2
> kernel   (hd0,10)/boot/vmlinuz-2.6.6-1.435.2.3 root=/dev/hda11
>                                                                                 
> 
> #  For loading Windows 2000
> #  chainload /bootsect.dos
>                                                                                 
> 
> title    Windows 2000 Pro (SP4)
> rootnoverify (hd0,1)
> chainloader +1
>                                                                                 
> 
> title    MsDos v6.22 (doesn't work)
> rootnoverify (hd0,0)
> makeactive
> 
need to have chainloader +1 command 
also, I thought that Dos and Win2k were on separate drives
try making this line rootnoverify (hd1,0)
 
Scott
> Dave White
> 
>