> > 1) why does 'grub-install' (without any parameter) work for Ubuntu12.04 > > (grub1.99) ? > > Probably because your kernel doesn't handle EFI properly so grub-install > wasn't able to detect it (/sys/firmware/efi was missing).
Hi Vladimir - here is an example where /sys/firmware/efi is not missing: http://paste.ubuntu.com/1227221 > > 2) why does the command indicated by Aaron for 2.00 (grub-install > > --target=x86_64-efi --efi-directory="<root efi directory, eg. > > /boot/efi>") does not specify this sub-folder ? > > > > > Because this is not part of efi-directory Yes, exactly. This is why i don't understand Chris comment. > (and RTFM) > AFAIK there is nothing about this subject (grub-install for UEFI) in GRUB 2.00 Manual: http://www.gnu.org/software/grub/manual/html_node/Invoking-grub_002dinstall.html#Invoking-grub_002dinstall Thanks in advance for any input. (GRUB with UEFI problems are more and more frequent on forums.) Yann
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