fedora boot problem (grub?)

[gary]

alex wrote:
> though my bios recognized my scsi disks, my Fedora install needed me to load 
> drivers manually otherwise the scsi disks were not found.  After that, the 
> install completes without further problems.  I asked that grub be used and 
> installed on the mbr.
> 
> After reboot I get "Operating System not found".
> 
> Using linux rescue (again with noprobe so I can load the driver), I tried 
> rewriting to the boot sector and although grub claims success, the results 
> are the same - can't boot.  I've tried copying stage 1&2 to a floppy to make 
> it do the boot but I get a grub prompt after stage 2 is loaded.
> 
> The driver I needed during install is listed in modprobe.conf (aic7xxx) and I 
> have tried re-creating initrd in various configurations (--preload=aic7xxx, 
> --omit-raid-modules, etc) all with the same result - can't boot
> 
I've often got that (operating system not found) error booting trying to
boot one hard drive when the bios is set to boot another. check bios.

Is grub on the scsi disks or hda ?

gary