On Sat, 14 Apr 2012 06:52:20 -0500 Dale <rdalek1...@gmail.com> wrote:
> Well, I installed grub to the second drives MBR. I even changed the > BIOS to see that drive as the main or first drive. It still boots the > old drive. I looked in dmesg and saw where it is supposed to point to > the tmp drive and it still boots the old drive even tho it is told > not to. > > Let's see, boot a CD, just do a reinstall from scratch and call it a > day. This is ridiculous when you can't tell a boot loader to boot the > second drive and it actually do it. Heaven forbid if I had two Linux > OSs on here. > > :-) :-) > It sounds like GRUB made the MBR on /dev/sdb to use /dev/sda1 as its root, so maybe something like # grub --no-floppy grub> find /boot/grub/stage1 (hd0,0) (hd1,0) Then making GRUB install on /dev/sda pointing to /dev/sda1 grub> device (hd0) /dev/sda grub> root (hd0,0) grub> setup (hd0) and now install on /dev/sdb pointing to /dev/sdb1 grub> device (hd0) /dev/sdb grub> root (hd0,0) grub> setup (hd0) Then you can quit GRUB by issuing grub> quit The point being that once you put in the line "device (hd0) /dev/sdb", GRUB will *think* that (hd0) refers to the disk /dev/sdb, so the next command "root (hd0,0)" just means the first partition on this disk will serve as /boot, rather than (hd1,0) which points to 1st partition on the *other* disk, which is possibly where GRUB got confused. Kerwin.
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