> > -----Original Message----- > > From: grub-devel-bounces+stuart_hayes=dell....@gnu.org [mailto:grub- > > devel-bounces+stuart_hayes=dell....@gnu.org] On Behalf Of John > > devel-bounces+Frankish > > Sent: Monday, June 11, 2012 8:38 PM > > To: grub-devel@gnu.org > > Subject: Boot dell in uefi mode from usb stick > > > > I'm not sure if this is possible, but I've been trying to boot a dell > > laptop (latitude e6220) in uefi mode from a usb stick without success. > > > > Using: > > > > $ sudo grub-install --target=x86_64-efi --boot-directory=/mnt/sdc1/efi > > --removable Installation finished. No error reported. > > > > ..but on booting the dell in uefi mode, no bootable device is found. > > Needless to say, it will boot from a usb stick in legacy bios mode. > > > > Does anybody know if the above is possible? > > > > > On a USB stick, the grub executable might need to be at exactly > /EFI/BOOT/BOOTx64.EFI (and the partition must be FAT of course). See > section 3.4.1.1 of the UEFI 2.1 spec. You could probably just copy the grub > executable to that location from wherever it is. > > In fact the issue seems to have been that the usb stick was partitioned with fdisk.
When I used gdisk to partition the usb stick, grub automatically created BOOTX64.EFI, rather than grub.efi, and the usb stick was recognized in uefi boot. Thanks for the suggestion _______________________________________________ Grub-devel mailing list Grub-devel@gnu.org https://lists.gnu.org/mailman/listinfo/grub-devel
