This tag is ambiguous: use grub2 or grub-legacy as appropriate.

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4
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87 views

Where in GRUB2 source code is the handover/jump to kernel code?

I'm looking for the line of code where GRUB2 finally jumps to kernel code and thus hands over execution on x86 systems? I guess it's in an assembler file since this is very low architecture stuff. I ...
3
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0answers
122 views

Dual Boot Configuration with SSD and HDD

I'm very new to Linux. I have been using Windows/Mac during my whole life, but now I have decided to use Linux. So I'm trying to configure a dual boot system with Windows 10 and CentOS 7. I already ...
3
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0answers
86 views

Is the EFI boot loader not in MBR?

Based on this answer for detecting the boot loader I ran sudo dd if=/dev/sda bs=512 count=1 2>&1 | grep GRUB and it matched. However, I'm pretty sure I'm running Gummiboot since modifying ...
3
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0answers
302 views

windows 7 reinstallation killed grub

I have been running dual boot windows7/ubuntu. Recently I reinstalled windows 7, and I no longer have the option to boot to ubuntu. I would like to be able to get my dual boot working again or at ...
2
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0answers
59 views

I can't delete a file from EFI System Partition

I'm trying to delete a file since I installed rEFInd instead or Grub, I want to remove Grub or just remove "grubx64.efi" from my ESP, to make it disappear in the rEFInd boot screen. I can mount my ...
2
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0answers
378 views

Can I make the boot even more verbose than loglevel=7 using kernel parameters?

I have an error when booting on a machine, my machine is stuck with the error message: Booting a command list. I can see this message when I add loglevel=7 and only if I delete the quiet in the ...
2
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0answers
112 views

How to check if GRUB is password protected or not?

Is there any command to check whether GRUB boot loader is password protected or not? What is the file path? where it stores this information specially on Debian OS.
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8k views

How to get to recovery mode if grub screen does not appear?

I cannot login my Ubuntu12.04 (which is VM running on OSX using VMWARE FUSION 6) because I have changed permission of /tmp for some purpose before rebooting the machine. Thus I tried to boot Ubuntu ...
2
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548 views

Cannot Boot New Linux From USB

Recently, I got a new laptop, the MSI gx60. I grabbed a usb and loaded the Linux Mint 16 Cinnamon image onto it, tested it on my old laptop and desktop, where it worked. However, when I try it on my ...
2
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138 views

Lost access to grub after installation of Peppermint 4

I am hoping someone would be able to help me. I have installed peppermint 4 but after restarting it, the grub menu didn't show up and now it boots straight into Windows. I went back into peppermint by ...
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0answers
14 views

If i install Elementary OS, will it automatically be added to the Grub menu?

I currently have Windows 7 and Linux Mint installed. When my pc starts up, it shows me the Grub menu, it shows an entry for Mint linux and the windows boot menu. I am wondering, if i was to install ...
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20 views

Minimal BASH like line editing is supported

I have Fedora 23 dual boot with Windows 10. Suddenly, I'm not able to see the normal GRUB menu to go into either Fedora or Windows. I've seen the question and answer here but I'm already stuck at ...
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24 views

ArchLinux: Error installing grub on encrypted lvm partition(lvm on luks)

I am trying to install Arch Linux on an encrypted partition (LVM on LUKS). I followed the relevant Arch Wiki guide, but when I do: grub-install --recheck /dev/sda it gives me this output: ...
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0answers
36 views

Ubuntu Server: How to make bootable bios_grub RAID device?

I have a stable Ubuntu (14.04.3) Server-powered file server that I have set up, and want to set up a RAID10 array for it. For reference, I have been following this guide so far, but using RAID10 ...
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0answers
21 views

Most efficient for multiple distros on one machine

My laptop – which is my main everyday computer – is currently dual-booting Win10 and Ubuntu 14.04 (though I almost never use Windows). I recently tried out a USB boot stick of the live ...
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0answers
8 views

Does GRUB2 support multi-line textual descriptions?

In SYSLINUX, one can provide a multi-line description for a menu entry like so: LABEL foo MENU LABEL Foobar the system TEXT HELP This is a long-form description about how you really shouldn't do ...
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0answers
21 views

Ubuntu Server x64 - VirtualBox - GRUB

I using Ubuntu Server 15.10/amd64 and when installation on VirtualBox begins to end I saw message "failed to install GRUB record". And when I tried run the system without GRUB it's showed up black ...
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0answers
45 views

Kali linux installation issue

I have tried to install kali linux on my pc like a thousand times(10 times really) without success. I have a HP 15 laptop, 4GB RAM, 2.16ghz, 500GB HDD with intel pentium processor. The installation ...
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28 views

I have several linux distributions installed, but can only make changes to GRUB from one of them. How can I fix this?

I currently have the following operating systems installed on my laptop (in order of installation): Windows 10 Kali 2.0 Kubuntu 15.10 Everything works fine when I start the laptop. I get the GRUB ...
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0answers
46 views

“grub” entry in BIOS after installing ElementaryOS

After installing ElementaryOS, I get the entry (to boot) named "grub". None named ElementaryOS as expected. Problem is, when going into the grub entry, I get its console (more or less like this). Am ...
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0answers
47 views

Upgrade OSX (Macbook Pro) when it has a Debian dualboot

On my Macbook Pro, I have a Debian/OSX dualboot, the partition looks like the following on OSX: bash-3.2$ diskutil list /dev/disk0 #: TYPE NAME SIZE ...
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0answers
21 views

Is it possible to boot USB device from GRUB?

When working with remote computers or when there is no keyboard, it is sometime useful to be able to remotely (SSH, for example) order boot to another device. Ordering boot to another operating system ...
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47 views

which live/rescue disk it is which gives you an option to boot into your GNU/Linux OS without grub?

I remember a live CD/DVD where I could just boot into my GNU/Linux partition in case your grub was shot. The simplest thing was once in your GNU/Linux partition, install grub-pc and its brethen and ...
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0answers
25 views

How to set grub command for other distros on Ubuntu

I am currently running Ubuntu and Fedora on the same system. I am using the instance of grub which came with ubuntu to select which one to use when I boot. I need to add rdblacklist=nouveau to the ...
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31 views

Linux keeps booting being in a less priority drive from BIOS

I have Windows 7 on a hard drive, and I've installed LinuxMint into another. I did manually the partitioning for /boot, /, swap area and /home sepparately, and made sure to place the boot loader ...
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31 views

Grub2 fails to load on an AMD cpu

I have built a linux image with GRUB2 as its boot loader and written it on an IDE hard disk. When I put it in a computer with Intel cpu, it works fine. But putting it in an AMD cpu computer, it even ...
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371 views

Grub cryptdevice with changing device names?

I feel this is a stupid question. I have an encrypted Arch setup (without LVM) were a single disk (sdc) contains an unencrypted boot partition and the encrypted root partition. Below the output of ...
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88 views

Dual boot PCBSD - Windows 7

I am using PC-BSD 10.1.2. I ran the command without adding the Windows partition configuration file as result: # grub-mkconfig -o /boot/grub/grub.cfg Generating grub configuration file ... Found ...
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0answers
43 views

Boot live img files in grub

I've compiled a purely 32-bit version of Android that I'm attempting to boot on a device with a 32 bit UEFI. How the heck do I configure GRUB2 to load a live img file? The image file contains the ...
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0answers
126 views

How to install a CentOS image manually?

I am moving my project from CentOS 6 to CentOS 7 and need to deal with the changes in the boot requirements introduced by CentOS 7, particularly the upgrade from grub to grub2. The gist of the problem ...
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0answers
71 views

How can I modify a netinst.iso image to run a bash script on boot?

Background Using Fedora 21 with LVM on a Toshiba C50-B-021 laptop with UEFI (which from what I understand doesn't actually turn off), every time the computer runs out of battery it will hang on boot. ...
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18 views

Grub: show menu with arbitrary key combination

I want to hide the grub menu at boot, and show it when a particular key combination is pressed. For example I want the grub menu to appear only when a+b+c keys are pressed. (I am using Debian 8) Now ...
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164 views

cannot upgrade kernel (grubby fatal error: unable to find a suitable template)

I have an appliance (read: a PC in a rackmount chassis which sits in the rack and does its job for years without anyone really paying it much attention until it dies) running CentOS 5.4. Trying to ...
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0answers
45 views

Disable grub menu display on LCD and display only on serial console

Currently I have Intel board with CentOS Linux on it. When I switch on board, grub option is displayed on LCD Panel and also serial console(minicom attached to the board). My requirement is: When I ...
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0answers
37 views

What can cause GRUB2 to suddenly not be recognized by EFI?

I have two hard drives in my PC. The first one contains an ext4 partition with Debian, a swap partition and the EFI partition for Debian. The second hard drive contains Win8 and it's EFI partition. ...
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0answers
175 views

How come my Grub isn't initialised at the boot?

I am a new linux user so apologies in advance for any dumb things. I dual booted Kali next to Windows7 and after a succesfull install I rebooted to not find an option to use Kali instead of Win7 in ...
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0answers
88 views

grub booting problem

I have Windows 8 and Kali Linux installed. While i was installing Kali there's an opportunity to install grub and i did it. But i am unable to boot Kali Linux and even see grub menu as far as there's ...
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0answers
122 views

Can't see boot options or log with GRUB through serial-over-lan

I have a Debian system that is unable to boot a configuration I want. I don't have physical access to it, but I have serial-over-LAN access via Dell's BMC (so very limited), IPMI 1.5/isol. When I boot ...
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0answers
126 views

error: cant't find command linux when booting system

I need some help with a problem when booting. Recently I've installed CentOS 7 on my pc, previously I had debian 7 and manjaro installed. When I installed manjaro I overwrote the bootloader of debian ...
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0answers
78 views

Grub2 don't see my second HDD

When the new distro is installed it makes grub2 boot menu, but it does not consider my second HDD where I have Windows7. So I tried to edit grubs cfg file but with no success. Also tried to insert ...
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0answers
143 views

Disable KMS on Debian Sid

I've recently started having trouble resuming my Sid laptop from suspend. I'm not sure if this was caused by an upgrade or by me tinkering to try and get a splash screen working, but anyway, I have my ...
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0answers
1k views

Mouse and keyboard not working (extreme lag) after fresh install Linux Mint 17.1

After installing Linux Mint Cinnamon 17.1 (32 bit) on my vaio z laptop, the mouse and keyboard start working for a few seconds, then freeze and continue to work very intermittently. For example, I hit ...
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0answers
406 views

Reparing grub/boot

I just got my Laptop back from the support center and now I got problems get it back to booting again. Although they did not change anything and the HDD and SDD are still there and the data seems to ...
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0answers
462 views

Post installation error: no such device . grub rescue

I installed ubuntu 14.04 as the only operating system on a computer with 1 hard disk and chose the following partitioning: sda1 (fat32) for EFI sda2 (ext4) for /home sda3 swap sda4 (ext4) for ...
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23 views

Why Would Spacing Matter in grub.conf?

See my earlier question. GRUB wouldn't recognize the XEN kernel until extra blank lines were added and the title of the GRUB entry matched the version of XEN installed on the server. I've always ...
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0answers
236 views

Multiple Windows 7 installations from Grub

I have the following disk configuration: Disk /dev/sda: 750.2 GB, 750156374016 bytes 255 heads, 63 sectors/track, 91201 cylinders, total 1465149168 sectors Units = sectors of 1 * 512 = 512 bytes ...
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349 views

How to not install GRUB when installing Elementary OS Luna?

I'd like to install eOS Luna, but I already have Debian 7.5 installed, so don't want to install GRUB again, as the last time I did this it broke the bootloader... Is this possible? I haven't seen any ...
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0answers
161 views

xubuntu (main HD) and Kali (second HD) both LVM encrypted but Kali won't appear in grub?

/dev/sda = xubuntu 14.04 Trusty Tahr /dev/sdb = Kali Linux /dev/sdc = Windows 7 Ultimate I installed xubuntu with grub, and Kali without. Both are luks-encrypted drives with LVM. Kali doesn't show ...
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100 views

Is there a GRUB 2 Source Code Map?

I have been studying the GRUB 2 Bootloader source code but I haven’t been able to find in the documentation a map describing the general purpose of each source code files and how they relate to each ...
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659 views

Windows 8 not showing in Grub

Windows 8 not showing in Grub fdisk -l Device Boot Start End Blocks Id System /dev/sda1 1 1465149167 732574583+ ee GPT and here's what I see in gparted ...