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efi [2012-11-04 18:32] jajcus [EFI boot loader] |
efi [2012-11-04 18:34] jajcus [EFI boot loader] |
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* issue ''grub-install --target=x86_64-efi'' | * issue ''grub-install --target=x86_64-efi'' | ||
- | If the 'Couldn't open either sysfs or procfs directories for accessing EFI variables.'' message is displayed, that means efibootmgr was not able to update boot manager configuration. It such case it may be necessary to use the EFI firmware configuration interface (equivalent of 'BIOS setup') to set up booting for ''\\EFI\\grub\\grubx64.efi'' or to copy ''/boot/efi/EFI/grub/grubx64.efi'' to ''//boot/efi/EFI/BOOT/BOOTX64.EFI'' file, to make it the default boot loader for the device. | + | If the ''Couldn't open either sysfs or procfs directories for accessing EFI variables.'' message is displayed, that means **efibootmgr** was not able to update boot manager configuration. It such case it may be necessary to use the EFI firmware configuration interface (equivalent of 'BIOS setup') to set up booting for ''\EFI\grub\grubx64.efi'' or to copy ''/boot/efi/EFI/grub/grubx64.efi'' to ''/boot/efi/EFI/BOOT/BOOTX64.EFI'' file, to make it the default boot loader for the device. |
GRUB can also be used for network booting, but version 2.00-1 times out on large initramfs images (this makes PLD Rescue boot impossible). | GRUB can also be used for network booting, but version 2.00-1 times out on large initramfs images (this makes PLD Rescue boot impossible). |