Alternative booting

Les Mikesell lesmikesell at gmail.com
Sat Aug 18 17:18:43 UTC 2007


Karl Larsen wrote:

>>
>>> To get grub to work I will have to put a stage 1 on the new (hd0) 
>>> hard drive. What a stupid system!
>>
>> That's a bios issue.  Grub will happily install things where you tell 
>> it.  You might be installing a disk that you are planning to move to a 
>> different position or computer.
>>
>    Good god, your telling me this bios which is 9 years old is just now 
> dead? Your saying no-one has ever got a grub to use (hd1)? I think your 
> full of it.

Your bios may or may not be able to boot from the 2nd drive, but if it 
does it will remap it as drive 0 for the bios requests that stage 1 uses 
to load the kernel, so you'd have to take that into account in the grub 
setup.  On the other hand you should have no problem installing grub in 
the boot sector of the 1st drive but telling it /boot is on the second 
drive.  Also, a bios of that age probably can't access cylinders above 
1024 so if you have bigger disks you need to make /boot a small 
partition at the start of the drive or it will just be a matter of 
chance whether you can load the kernel and initrd image which has to be 
done with bios calls.

-- 
   Les Mikesell
    lesmikesell at gmail.com





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