Daniel Mierswa wrote: > Hey list, > in January this year I got my hands dirty with a laptop and tried > booting it via USB stick. The thing is that, when installed to the MBR > of the stick, the BIOS just won't detect it and print "Operating > system not found" and skips to reading the MBR from HDD. If I install > it into the active boot partition of the stick, it will show me the > "GRUB " notification_string (boot/i386/pc/boot.S). I'm currently > booting this stick via syslinux which then loads a GRUB image I > created with lnxboot.img. However I find this very impractical, as I > need to find the UUID of the stick (which GRUB then sees as fd0) and > load a configuration which itself loads the real GRUB configuration. I > received quite a few help during that time of year by Robert and > daChaac via IRC, and I also posted this on help-grub@ but got no > answer there. I bring this up again, because someone else faced the > same issue with another USB stick (until that point I seemed to be the > only one facing it). I "debug"ed as good as I could by putting the > output of the notification string in the boot.S file to several places > and reboot. It comes to the point where it executes `jmp > *(kernel_address)`. > If anyone has any idea how to go on with this issue, I'd welcome it. > Thanks in advance. > This behaviour is probably caused by BIOS exposing first partition as a disk. I would consider this a BIOS bug. A workaround could be following: losetup /dev/loop0 /dev/sdb1 mount /dev/loop0 /mnt/usb grub-install --root-directory=/mnt/usb /dev/loop0 Don't forget to apply fezie's bugfix for root-directory
Does anyone know a better workaround? _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org http://lists.gnu.org/mailman/listinfo/grub-devel
