On Sun, 24 Mar 2013 23:47:24 +0400, Andrey Borzenkov wrote: > В Sun, 24 Mar 2013 16:58:55 +0000 (UTC) > David WE Roberts <[email protected]> пишет: > >> On Sun, 24 Mar 2013 16:14:48 +0000, David WE Roberts wrote: >> >> > Should grub rescue started from an MBR disc be able to see GPT >> > partitions? >> >> > In rescue mode grub has only drivers that are built into core.img. If > you used grub-install, core.img contains only enough drivers to enable > access to grub partition (where /boot/grub is located). > > >> /dev/sda 64GB MBR SSD with Windows 7 64 bit, and GRUB2 as boot loader. >> /dev/sdb 750GB MBR HDD with Ubuntu installed - GRUB2 chain loads from >> /dev/ >> sda. /boot/grub is on this drive. >> >> > So core.img will have only MBR handler. >> >> My main problem is that I would expect grub rescue to list all the >> partitions it could see > > Which is exactly what it does. It can see (or better, parse) only MBR. > > >> So can someone please tell me if what I am doing is not catered for, or >> which simple step I've missed out. >> >> > > If you still can boot in original configuration, reinstall grub while > explicitly adding part_gpt: > > grub-install --modules=part_gpt ... > > If you cannot return to original configuration - just follow boot > recovery procedure for your distro.
Just to double check - if I use grub-install --modules=part_gpt /dev/sda does this add support for GPT as well as MBR or does it add support for GPT instead of MBR? Cheers David _______________________________________________ Help-grub mailing list [email protected] https://lists.gnu.org/mailman/listinfo/help-grub
