On Fri, 2006-07-07 at 12:00 -0400, Ed Kim wrote: > Mikkel L. Ellertson wrote: > > Jay Cliburn wrote: > >> On Thu, 2006-07-06 at 21:32 -0500, Jay Cliburn wrote: > >> > >>> I have a single IDE drive (hda) and, now, the single SATA drive (sda) > >>> installed in the system. For the FC6T1 install, I copied the DVD iso > >>> image onto hda (at /tmp/fc6, to be precise) and installed using the > >>> linux askmethod/hard drive procedure. Seemed to install fine. > >> Oh, I forgot to mention, my intention is not to have a dual boot system, > >> but instead just abandon FC5 on this system and boot to FC6 only. > >> > >> Also one other detail... At the time I installed FC6, the SATA drive > >> was not configured in BIOS to be the boot disk; the IDE disk was still > >> configured as the boot disk. Could that have made a difference in > >> whether or not a master boot record was written? > >> > > This makes a big difference. Take a look at /boot/grub/grub.conf on > > the SATA drive and look at the the drives listed. They probably have > > something like (hd1,0) instead of (hd0,0). You also have a problem > > because even if Grub is installed on the MBR of the SATA drive, the > > boot loader is looking for the second stage loader on the wrong BIOS > > drive. You should also look at the device.map file in the grub > > directory. It should say something like "(hd0) /dev/sda" but it > > probably says something like "(hd0) /dev/hda" instead. > > > > > > It is a fairly easy fix if you can boot from a CD with the SATA > > drive as the boot drive. You edit grub.conf and device.map, and then > > run "grub-install --root-directory=/boot /dev/sda" If you do not > > have a separate /boot partition, skip the --root-directory option. > > (I have not checked - does the FC install CD have a rescue mode with > > a reinstall boot loader option?) > > > > You may be able to do the same thing by booting FC5, and mounting > > the root and boot file systems from the SATA drive, and using the > > chroot command first, and then the grub-install command. Something > > like: (I have not tried this.) > > > > mkdir /mnt/fc6 > > mount /dev/sda2 /mnt/fc6 > > mount /dev/sda1 /mnt/fc6/boot > > <--- edit /mnt/fc6/boot/grub/grub.conf and drive.map > > chroot /mnt/fc6 > > grub-install -root-directory=/boot /dev/sda > > exit > > > > Mikkel > > Good advice, but regarding the question if the SATA drive isn't listed > as a boot device in the BIOS, AFAIK it wouldn't prevent the MBR from > being written to the SATA drive. As long as your configured your GRUB > to be installed on the SATA drive MBR during install, it shouldn't > matter if it was set as the boot drive in the BIOS at that time. > It may also depend on the card. some cards are for SATA add-on drives only and don't allow them to be boot drives. Ran into this myself when I got the new SATA drive + card. Wound up having to spend another ~$50 on a Promise card that would let the SATA drive be the primary one. needless to say, I was _ticked off_ -- wasted two days fiddling with the first card before heading to the local dealer to pick up a different one.
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