The efi tag has no wiki summary.
8
votes
1answer
5k views
Can GRUB2 share the EFI system partition with Windows?
I have an existing Windows 7 GPT installation, which already has a EFI System partition.
I am now trying to install a Linux on a separate harddisk, which is also GPT formatted. I did not find any ...
7
votes
4answers
3k views
What should I do before dual-booting Windows 7 and Debian on EFI?
I'm about to purchase an Asus motherboard with EFI firmware and wanted to prepare myself for installing Windows and Debian once the hardware arrives. I was hoping that someone who has gone down this ...
6
votes
2answers
3k views
How to boot EFI kernel using QEMU (kvm)?
Hey guys I'm trying to emulate a EFI enviroment using QEMU (kmv), virtualbox takes 15 minutes to boot in EFI mode using archboot.
Using legacy BIOS mode I can boot using this command:
...
6
votes
2answers
133 views
Is there a command or method (other than RTFM) to determine if a system has a UEFI BIOS?
My inspiration for asking this is this other question on Ask Ubuntu.
One reason I am asking is that I am just curious. I would like to know more about this for whatever value it might have in the ...
6
votes
2answers
188 views
Determine what program is in my MBR code
I've done a lot of partitioning / dual booting on my Macbook Pro. Right now I have Mac OS X installed along with Ubuntu 12.04, with Grub installed on the Ubuntu partition.
I am wondering - what is ...
6
votes
1answer
893 views
EFI boot to Linux on a MacBook Pro
8,3 MacBook Pro 2011, running Ubuntu 11.10 amd64.
Here's the situation. Screen backlight and a few other things only work if booting in EFI, so I need to boot Ubuntu in EFI to get things working.
...
5
votes
3answers
457 views
Two EFI disks with Grub2
I bought two SSD disks and as usual I though that installing Windows on a completely separate disk would be the easiest solution, but I can't find any tutorials for dual booting with grub2 (efi). All ...
3
votes
1answer
348 views
How can I tell if I have a bug with my kernel or with my UEFI firmware?
I have a dz77ga-70k motherboard with version 0049 of the Intel firmware on it. Linux and elilo will not boot in uefi mode. The symptoms are that when I run bzImage.efi initrd=initrd.img ro debug ...
2
votes
1answer
808 views
How to create bootable flash for “efi-shell”
Current Intel server chipsets include a built-in "efi-shell" which appears to basically be a simplified 'NIX with a command set suitable for manipulating some nifty UEFI boot options.
It is also the ...
2
votes
2answers
2k views
Installing Arch Linux with UEFI Boot and GPT Layout
I'm trying to set up a dual UEFI boot Windows/Arch Linux, and have already installed Windows on a GPT layout through UEFI boot. I now want to fresh install Arch Linux using GPT layout as well, and was ...
2
votes
3answers
134 views
Partitioning EFI machine with two SSD disks in mirror
I have two SSD disks, I want to put them in a software mirror RAID.
But whatever I do the OpenSuSe installation keeps telling me that due to the partitioning scheme he won't be able to install the ...
2
votes
1answer
181 views
“error setting up gummiboot-efi” on Archboot UEFI install
I recently purchased an Aspire XC600, but am having trouble installing Arch. I haven't installed on UEFI before. I want Arch as the only OS on the disk.
I wrote the Archboot x86_64 image to a USB ...
2
votes
3answers
823 views
dual booting ubuntu and windows 8. w8 boots through grub shell, but not from menu
I have a laptop, with installations of Ubuntu 12.10, and Windows 8.
Windows 8 was first installed on the system, and Ubuntu was installed afterwards.
During the Ubuntu installation, the installer ...
2
votes
0answers
173 views
Boot linux bootloader from Mac OSX
Recently I was running Fedora 17 on my computer which was an HP windows based machine. Unfortunately my computer has a malfunctioning motherboard and will no longer turn on. I removed the hard drive ...
2
votes
1answer
528 views
Problem at booting Windows from GRUB2 menu made by Debian for itself
I've Asus UEFI motherboard with 2 hard disks, (hd0) and (hd1).
I managed to make my Debian Wheezy on my second disk bootable using grub-efi and it boots OK. I also have Windows on the first disk, ...
1
vote
1answer
79 views
Linux Mint on laptop fails, gives grub error
I am trying to install the latest Linux Mint onto my laptop via a USB stick. The laptop previously had Ubuntu, and it had a separate /home partition. I'm overriding and reformatting the / partition, ...
1
vote
1answer
31 views
How to build a live Debian CD/USB in Windows, bootable in EFI mode?
I tried to install the latest stable Debian release (Debian 7.0 "Wheezy") using the Debian Multi-arch netinstall (AMD64) "debian-7.0.0-amd64-i386-netinst.iso" on my laptop. My laptop has a SecureCore ...
1
vote
0answers
1k views
GRUB2 and EFI - File not found?
I'm running Linux on a 8,3 2011 MacBook Pro. It uses EFI/rEFIt to boot.
I was able to install GRUB2 EFI support, and it shows up just fine in the rEFIt boot menu. Everything seems to be working ...
