The software that loads up the operating system or another boot-loader (chain loading).

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How do I find corresponding kernel virtual addresses and userspace virtual addresses for a coreboot table driver?

How does kernel virtual addresses relate to userspace virtual addresses and is there a way to map the two with a kernel function? Some background: Coreboot puts some information in a table structure ...
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1answer
117 views

Boot repair failed - no GRUB found - what now?

So I've installed Mint from a bootable USB. All seems to go well. However when I then go to boot into the install I'm greeted with a flashing cursor and nothing more. After a bit of internet ...
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1answer
48 views

No display on power up

So I have this problem ever since I enabled secure-boot, every time I power up the screen doesn't turn on and it just hang there, I tried to access BIOS many times but no luck, CMOS reset didn't work ...
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13 views

If uefi makes a bootloader unnecessary [duplicate]

at least according to http://www.techrepublic.com/blog/10-things/10-things-you-should-know-about-uefi/ point 5, then why are they still installed (at least on Linux distro's)? If they are indeed ...
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0answers
200 views

Procedure to figuring out U-Boot environment location from binary/hex dump

TL;DR: I have a u-boot (version 1.6.1) enabled board, I have dumped the partition that contains the environment variables to a binary file using dd and now am stumped at finding out how to translate ...
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1answer
773 views

EFI No loader found. Configuration files in \loader\entries\*.conf are needed [closed]

When I boot my install in EFI mode I see a EFI menu with no entries. On hitting enter I get the error No loader found. Configuration files in \loader\entries\*.conf are needed. I have an entry in ...
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65 views

Why doesn't Ubuntu (and Mint) install a boot sequence

I've tried to install a new Linux operating system and I've tried different flavors (x)ubuntu, Mint etc. With and without encryption, with and without LVM, but I'll always get the same error. When ...
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392 views

Install Grub2 in UEFI

I have overridden the MBR from Windows 10 using EasyBCD and now I can't boot into any system. What I've tried So I've followed these instructions: ...
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106 views

Installed Scientific Linux (Win7 already installed). Can't load Windows

I created an empty partition in Windows 7 before I installed Scientific Linux 7 from an ISO burned to a DVD. Now I do not get the option to load Windows. I did not overwrite Windows. If I go to the ...
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1answer
100 views

After reinstalling Arch, the windows bootloader no longer works

Okay, so I'm fairly new to Arch (I installed it a few days ago) and installed it alongside Windows. It worked well, but unfortunately, the next day my arch distribution was unable to find any ...
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227 views

Rolling Grub2 back to Grub on Debian Jessie (8)

I'm trying to run 'grub-install /dev/sda', it stays stuck on 'Searching for GRUB installation directory ... found: /boot/grub' after leaving it for an hour, nothing happens. I have tried removing all ...
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218 views

Changes in grub customizer doesn't have any effect in Manjaro

I've just installed Manjaro Linux and wanted to customize the boot menu with grub customizer as I'm used to in Ubuntu. But if I save the changes and reboot the changes are not reflected in boot ...
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1answer
71 views

I just installed Arch with grub2. When I boot it doesn't launch grub

I am just dual-booted my computer with Windows 8.1 and Arch. I have windows on a 120GB SSD and arch is on a 2TB HDD with ~half partitioned for windows storage space and the other half partitioned for ...
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0answers
35 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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0answers
43 views

Using two memory controllers with SPARSE_MEM on AT91SAM9G45

There are lot posts on this problem in google, but I have tried all the solutions but they are not working for me, so I'm posting hereā€¦ I am working with AT91BootStarp 3.5.9 with linux kernel 3.6.9. ...
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1answer
1k views

Freshly installed elementary OS Freya missing on boot menu [closed]

In my laptop right now I have two operating systems: Windows 8 and Ubuntu. I also had a third one I installed in the past but never used it: elementary OS Luna. I saw elementary OS finally released a ...
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431 views

error: unknown filesystem entering rescue mode

I had two OS in my laptop. Windows 7 Licence version and I installed Linux Mint in Speparate Drive. It was all working fine before upgrade of windows 7 to windows 10. Problem is in my boot it was ...
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1answer
334 views

Force screen output to external monitor while installing/booting linux

I'm currently using a laptop with a missing screen, so I've connected an external monitor which, for the most part, has worked quite well. Problems arise, however, if I have multiple Linux distros ...
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214 views

Install Arch Linux when LVM on LUKS keyfile on USB and bootloader on USB

I am trying to install Arch Linux in the following way: LVM is installed on LUKS when the LUKS key is image stored on USB the bootloader is also on additional USB For some reason, even though I ...
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1answer
1k views

Can I add Windows to my systemd-boot bootloader if I have separate EFI partitions?

I've just installed Arch Linux on to a new set of partitions on my Windows 8 machine. In doing so, I created a new 512MB EFI partition for Linux to load from, leaving the existing Windows EFI ...
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0answers
136 views

lost FreeBSD efi loader after upgrading windows 10

How to return option to load FreeBSD, after it was lost next to upgrading windows 10. I use uefi-FreeBSD10, and didn't created another one ESP.
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1answer
224 views

Grub reboots PC after showing only “Grub loading.”

I have this old computer I use for the more experimental OSes, and about a month ago I installed Gentoo on it, with GRUB2 as boot loader. Everything worked fine, but every boot it would show an error ...
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1answer
95 views

GRUB Boot Loader set timeout=0, how to get the boot menu?

I run GRUB Boot-loader with open SUSE 13.2. I set timeout=0 at Boot-loader Options tab and Default Boot Section='Windows 7***'. From then on, I couldn't see the GRUB menu to select which OS I want ...
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144 views

Which boot loader is commonly used on Linux distributions and why?

I have been using Ubuntu on my local machine and occasionally running Debian and other Linux distributions for experience. Until recently I thought GRUB 2 is far common, but that was misleading. ...
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60 views

ecryptfs error leads to unknown filesystem on grub rescue

I have a Lenovo Thinkpad with a dual boot for Ubuntu and Windows 7. While in Ubuntu I closed the lid to the computer (which doesn't put Ubuntu to sleep) and went out to run some errands. I come back ...
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2answers
1k views

Uboot passes arguments to kernel!

How can uboot pass command line argument to kernel? I did some googling and got to know that it uses the bootargs environment variable. There it was mentioned that setenv bootargs key=value. Since I ...
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2answers
1k views

Boot iso file through uEFI by calling EFI executable inside the iso

I want to create a USB stick that I can use to boot multiple iso files. I want to do this through uEFI. The usb stick would look something like this: /EFI /bootx64.efi /something.conf /isos ...
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180 views

mmc error during am335x boot “mmc_send_cmd : timeout: No status update”

We are using Beaglebone black based (am335x) custom board, We are using eMMC for our board. While booting U-Boot shows error/warning, mmc_send_cmd : timeout: No status update U-Boot ...
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23 views

Grub-legacy specification: what does “only kernels loaded at 1 megabyte or above are presently supported” mean?

The GNU GRUB Manual 0.97 in section 1.3 (GRUB features) says: Only kernels loaded at 1 megabyte or above are presently supported. Any attempt to load below that boundary will simply result in ...
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922 views

saving file to usb stick while using linux boot stick

I am using the instructions in this youtube video to install CentOS 7 on a new computer that is running Windows 8. The tutorial uses UniversalUSBInstaller from PenDriveLinux, but the installation is ...
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1answer
3k views

How do I repair grub2 (not) booting 32-bit EFI on a 64-bit machine?

I have an Asus EeeBook X205TA which proves very difficult to install Linux on due to obscure new hardware and 32-bit EFI on 64-bit hardware. I have seen and read a lot of material and I am almost ...
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1answer
209 views

passing bootloader arguments to the kernel

We know that the bootloader parameters are passed to the kernel before the init process starts executing. What file in the /proc directory actually does this job?
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92 views

Repairing Bootmgr from Linux Opensuse

I have dual boot of windows8.1 and Linux Opensuse13.2 on my machine. Both OS were working fine. In an attempt to launch windows8.1 from Grub2 boot loader, I made changes to windows boot loader by ...
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1answer
15 views

Dual booting with two drives

So I need to install a microsoft product on one of my drives today sadly. My current setup is so that I have a SSD which has Linux on it. And a 1 TB HDD which just extends my Videos and Documents ...
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1answer
196 views

Dual boot Opensuse13.2 and windows8.1 boot loader

I installed Opensuse13.2 using dual boot on my system that originally had windows 8.1. If I was using UEFI boot option then my computer automatically logged onto the windows OS. So I was using ...
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199 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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2answers
245 views

How to move the bootloader from a hard drive to a usb stick

I've decided to move my Debian bootloader and /boot from the hard drive to a USB stick. I'm using LUKS to en/decrypt my hard drive and the bootloader is the only unencrypted partition. How can I ...
2
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1answer
55 views

Does the speed of a USB bootloader matter?

What I am trying to do Create an encrypted arch linux setup using LUKS. Bootloader must be on USB. QUESTION Does the speed of USB-device matter? Does the system contiously use the bootloader to ...
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1answer
126 views

How do you find out which boot loader your using in damn small linux distribution

Im trying to figure out which boot loader my damn small linux distribution is using which can be either LILO or GRUB. This list all the installed packages http://www.damnsmalllinux.org/packages.html ...
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1answer
149 views

How do I find/change where GRUB 2 gets installed on a rewrite, on Debian Wheezy?

I have a Debian Wheezy system. On a recent upgrade, I got an error message from GRUB telling me that embedding was not supported for ext2 file systems (huh? Never seen that one before.) and after a ...
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0answers
76 views

Is it possible to use u-boot or redboot to boot a linux (minimal ubuntu) image on x86_64?

I am reading conflicting information about if this is possible or if it is a bad idea. I have used u-boot with Pandaboard but obviously this isn't x86_64 architecture. I have not seen any examples ...
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83 views

how can i assemble my components (kernel, initramfs, rootfs) into a single bootable image?

I have created a compressed rootfs, kernel, and initramfs. I have a syslinux configuration that boots my rootfs/kernel to RAM. It works. However, I'd like to have something like image1 which ...
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1answer
4k views

Restore windows boot manager in grub command line

So I installed GRUB2 and Ubuntu 14.10 alongside Windwos 8.1. I am on an Acer laptop, which does not have a cd drive. I deleted the Ubuntu partition in windows 8.1 through the integrated disk manager, ...
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2answers
1k views

Laptop boots directly to Ubuntu, can't access BIOS or Boot menu anymore

I'm running Laptop with single OS: UbuntuMATE 15.04 Beta1 64bit on Toshiba laptop Core i3. After burning "Elementary OS" on a live USB drive using UNetbootin, what happened is: -After reboot, laptop ...
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95 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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1answer
511 views

Unable to start ubuntu after installing updates - Stuck at 'Try (hd0,0)'

I've installed Ubuntu 14.04.2 LTS on the same hard drive as my Windows 8.1 OS, on its own partition. The installation went without any hickups. After that I used EasyBCD on my windows system to ...
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1answer
1k views

U-Boot Bootup error

I'm running a Debian Linux on a Cubietruck, running off a SD card. When I power on, I get the following error: ## Booting kernel from Legacy Image at 46000000 ... ...
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1k views

Install Linux on Chromebook with failed TPM module?

I have a Samsung XE303C12 Chromebook which apparently has a failed TPM module. It won't boot into ChromeOS, and when I try to recover the OS, I'm told that an error has occurred. I hit Tab and the ...
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298 views

Booting Linux from RAM

I want to find a cross-distro solution for setting linux up to boot from RAM. What this involves in essence would be copying an existing installation of linux one way or another over to the RAM (to ...
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0answers
57 views

can I use vmlinux instead of vmlinuz with GRUB2 (Fedora)?

Can I use vmlinux instead of vmlinuz with GRUB2 (Fedora)? I've seen this: Can vmlinux be used instead of uImage? but it speaks of U-Boot, not GRUB2.