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

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952 views

How to access u boot environment from linux?

How can I access and change the u-Boot env variables in linux. Using the u-boot/tools/env directory in u boot directory: u-boot$ make env Which created the executable file fw_printenv. I copied ...
3
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1answer
2k views

How to dualboot Win7 and Chrome-OS on Netbook

I have tested Google Chrome OS (aka Chromium OS) using a USB pen drive, or more precisely Chrome OS Lime by Hexxeh. Since I like it I would like to install it along side of my pre-installed Windows ...
5
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1answer
1k views

How can I boot the PC-BSD live DVD-ISO IMAGE directly via GRUB2?

Via the loopback command, GRUB2 allows to directly boot an ISO file. Now, I've configured the according menuentry to boot the PC-BSD Live DVD ISO, but when I try to boot it, the FreeBSD bootstrap ...
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0answers
11 views

install grub from grub bootable cd-rom

I want to install grub from grub bootable cd-rom. I found the instruction to make grub bootable cd-rom at ...
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0answers
17 views

bootable usb creator without default bootloader

I want a program (a linux command is more preferable) to create a bootable usb drive but all the programs which I have seen have a default bootloader which they install but I want the bootloader in ...
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1answer
1k views

Arch Linux Live USB no longer booting UEFI

My Lenovo laptop is running Arch Linux with a UEFI GPT partition table. One day I powered up my laptop, but couldn't get passed the Lenovo boot screen. I used a USB stick to boot up and reinstall ...
4
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1answer
672 views

Can the grub2 bootloader replace Windows bootloader partition?

I'm dual-booting Windows and Kali Linux on my laptop, using GRUB 2 as the bootloader. Can I remove the partition Windows 7 creates for the bootloader? It is the 100 MB partition labeled "System ...
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10answers
10k views

Install rEFInd on OS X 10.10 Yosemite

I want to dual boot my macbook with Arch Linux and thus tried to install rEFInd using the install script, however, after install rEFInd doesn't seem to start at all? Anyone experienced the same issue ...
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2answers
704 views

File system CRC check

I know that before running the kernel, u-boot (the boot loader) will check the kernel image CRC. Only if it is correct it will go further, else it will give a "Bad CRC" error. I want to do same thing ...
3
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1answer
305 views

Windows boot option is missing after installing CentOS 7, how can I get it back?

I recently installed CentOS 7 on a machine that has been running Windows 7. I did a dual boot installation and installed CentOS in a partition. But when I boot up my machine, it only gives me two ...
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3answers
15k views

Installed Centos 7 after Windows and can't boot into CentOS

I wanted to setup a dual boot for Windows 7 and CentOS 7 I had a Windows 7 machine with 500GB disk. I shrank the Windows partition to provide space for CentOS 7 (roughly 230GB). I created a USB ...
0
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1answer
62 views

Can't boot into Windows after adding Linux as dual-boot

Okay, so I just added Linux as a dual boot and now I can't boot back into Windows. Basically, I had one hard drive which was installed with Windows 7 and booted that. I recently got a second hard ...
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2answers
8k views

Recovering from 'grub rescue>' crash

Originally posted to AskUbuntu.com ... AskUbuntu has adopted a policy of closing questions about EOL (End Of Life) versions. There's a vocal contingent to remove them as well. To prevent ...
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0answers
30 views

BURG themes not working

Sorry if this is a duplicate question. I couldn't seem to find an answer that worked for me. I currently have Elementary OS and windows dual-booting on my laptop (Dell Inspiron N5010) So I have ...
1
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1answer
19 views

GRUB2 - boot Arch from grubshell [closed]

I installed Arch Linux from CD, rewriting old Fedora Core - ext3 and substituting it with ext4 Arch Linux. On /dev/sda1 WinXP (I know, old). Then, I ejected CD and rebooted. I was thinking that GRUB ...
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1answer
28 views

Tried triple boot and Windows 7 no longer boots

I had a system with 64-bit Windows 7 Home Premium installed and I installed first Fedora 64-bit alongside it. Then I decided I can do triple boot and installed Ubuntu 14.04.1 LTS 64-bit using manual ...
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2answers
21 views

Boot loader below 128 GB

I have some old hardware where Linux can't boot if the bootlader is over 128 GB. The problem is that I don't know exactly how those 128 GB are considered. So the first question is, are they ...
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1answer
42 views

Why is the boot sector on a Linux partition empty?

I am aware that Linux systems largely use GRUB 2 as the bootloader stored in the master boot record of a GPT hard disk. However, each partition has its own Volume Boot Record or Partition Boot Record, ...
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0answers
158 views

Can't boot into legacy SeaBIOS

I have a Acer CB3-111 Chromebook, and am trying to run Debian wheezy Following tutorials online, I managed to: Put machine into developer mode Enable legacy SeaBIOS (crossystem dev_boot_usb=1 ...
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0answers
32 views

Use rEFInd live usb values to fix Grub2

I have a machine that runs Ubuntu14.04 as it's main OS, but also has Windows8 and Slackware on it. Booting to the Grub2 menu allows for the selection of these OSes and several other options, but only ...
3
votes
3answers
457 views

Switch debian install from legacy to UEFI

I have Debian 7 installed on my laptop on the ssd and windows 8 on the hdd. Currently to boot Windows I go into the bios and change a boot setting from legacy to UEFI, which means to boot Debian I am ...
3
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0answers
41 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 ...
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0answers
46 views

Booting Linux OS from syslinux bootloader

I have a multiboot usb stick in /dev/sdb. The sdb1 partition contains linux distribution images and has syslinux installed on it. The second partition sdb2 has a Linux OS installed on it (Ubuntu). ...
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1answer
70 views

Filesystem for boot partition

I created a BIOS boot partition on a hard drive, using gdisk : $ sudo gdisk /dev/sdb Command (? for help): p Disk /dev/sdb: 7821312 sectors, 3.7 GiB Logical sector size: 512 bytes Disk identifier ...
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0answers
55 views

Too many problems with GRUB2; need factory reset, but cannot fresh install

An update corrupted my GRUB, so it takes extra-long to boot my computer since I have to go through the lengthier option via recovery mode. I want to back up my files on Dropbox and restore the whole ...
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0answers
218 views

Debian Jessie stuck at “Loading initial ramdisk”. UEFI mode

I managed to install Debian Jessie on a MSI G70 2PE Apache Pro that came with Windows 8. First I partitioned some space on the laptop. Then I put on the net install cd for Debian and installed it on ...
3
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1answer
77 views

Easy way initrd to chain loading another kernel with kexec

I have here a machine which won't boot 64-bit kernels (it has efi32 with a little bit of... uncommon firmware). Currently, my only way to boot my 64-bit linux system is: Booting a 32-bit distro ...
0
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1answer
152 views

Problem with dual booting Arch and windows (using syslinux)

I am trying to create a dual boot system. First I installed windows 8.1 Then I installed in a separate partition arch linux. Then I installed with the help of a guy in a greek forum syslinux giving ...
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0answers
25 views

How can I show battery percentage at u-boot?

I am checking the battery level from my sensor and able to display a static 'low battery' or 'in charging' image.How or what approach should I take to show the level of battery percentage through ...
0
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1answer
201 views

Ext2 filesystem for /boot partition

Is the ext2 filesystem good for /boot partition? I set ext4 for / root partition, but wasn't sure which filesystem to select for the /boot partition, and I just set ext2. Does it matter in this case?
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2answers
384 views

How to remove or shorten F1 Boot Prompt on NanoBSD 4G USB disk that fail with “fdisk: /boot/mbr: Device not configured”?

I have read the pfSense documentation Remove F1 Boot Prompt, however that doesn't seem to apply to our pfSense-2.1.1-PRERELEASE-4g-amd64-nanobsd_vga-20140131-1030.img installation. The fdisk -B da0 ...
2
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1answer
404 views

How to move GRUB installation to a different partition?

I have a laptop for work. I originally had Windows 7 on it then I installed Linux Mint 17 to dual boot. During my installation of Mint 17 I accidentally installed GRUB on the wrong partition (sda2). ...
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1answer
159 views

Failed to get canonical path of `/tmp/kcm-grub2-0/boot/grub'. (Grub2 Bootloader can't access Windows 8 because it is hibernated)

After playing with Grub Customizer, I restart and find there is no Win 8 entry. I go back to Linux (Netrunner OS) and try to find it on both Grub Customizer and GRUB2 Bootloader but there is no Win 8 ...
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0answers
60 views

Dualbooting Fedora and Windows 7 (EFI issues)

I've been struggling with this for a couple days now and I'm totally at a loss as to what to do. I recently purchased a new desktop (HP Envy 700-109c) and I've been trying to get my usual setup ...
12
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4answers
3k views

discribe in details tha boot process of any linux system

I am preparing a document in detail showing light on the boot sequence of Linux right from pressing of Power-on button the host to the login prompt appearance. It would be great if we could combine ...
3
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1answer
117 views

Password protect Grub2, but still allow normal boot

I have seen this link , but I don't have grub.conf in the first place. His situation is the inverse from mine though. This link explains quite a fair bit on Grub2, but I am still clueless as to how ...
0
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1answer
739 views

how to bootup/reboot in verbose mode?

I have Ubuntu 14.04TLS. How can I permanently change grub to switch to verbose mode on bootup/reboot so I can see the rolling text? I would like to make this change stick. Thanks!
3
votes
3answers
362 views

reorder GRUB to list Windows on top

I have win 7 and linux mint 14 installed. Is it possible to modify the GRUB Menu to show Windows as the first option instead of Linux, which it currently does. Mainly so that during boot it starts ...
2
votes
0answers
479 views

Can't get rEFIt to boot after install (Ubuntu + OSX on macbook pro)

I'm trying to dual boot Ubuntu and OSX on my macbook (MacBookPro8,2). As per the usual guide, I downloaded rEFIt (the .dmg) and installed it. Then I rebooted about 12 times and still always just get ...
2
votes
0answers
131 views

linux boot manager has been blocked [SOLVED] [closed]

I've just installed arch linux on a UEFI motherboard. as bootloader I installed "gummiboot". I've got the following problem, when the computer stars I recive the message: "Linux Boot Manager has been ...
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2answers
975 views

Boot Linux from UEFI BIOS

I'm porting UEFI BIOS. I'd like to download an Linux image (bzImage) to system memory by TFTP in my UEFI shell, and then boot the OS directly. I know we generally need another bootloader to do that. ...
3
votes
4answers
2k views

How can I chainload GRUB from syslinux?

Due to the current state of my setup, I want to make Syslinux which is my main bootloader to chainload GRUB2. Google brings up plenty of info on how to chainload Syslinux from GRUB2, but nothing ...
2
votes
0answers
25 views

Signing GRUB bootloader

The laptop I recently bought uses UEFI. As an experiment, I think it would be really cool to generate my own keys and use them to sign my bootloader, and also to password protect the bootloader. How ...
3
votes
2answers
268 views

How to dual boot Linux and Windows from small boot drive?

I am a Linux newbie, and I am trying to dual boot Linux Mint with Windows 7. Right now, Windows 7 boots from a small SSD, which has little extra room on it. Is there a way to set up a dual boot where ...
1
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1answer
198 views

How to configure bootloader to boot the new kernel?

I succesfully upgraded linux kernel from 2.6.32.61 to 3.0.7 on BeableBoard-xM, following the steps below: download and untar kernel sources 3.0.7 from kernel.org copy kernel sources on /usr/src ...
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votes
2answers
268 views

Should I use LILO or GRUB or other?

I am making a netinstall DVD which will have netinstall for 10 different Linux distros on it. I will need to install a bootloader on the disk so I can choose which distro I want to install. Which is ...
2
votes
1answer
784 views

Boot partiotionless disk with syslinux

A file system can be configured to span a complete disk, omitting any partition table. Notice intentionally the command to do so does not use /dev/sda1 but the raw, unpartitioned device instead. ...
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0answers
127 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 ...
0
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1answer
42 views

Mislocated bootloader is needed removed

I used to have Windows XP on my computers smaller partition but it seems the bootloader is located on the bigger one. After replacing my OS with Linux Mint, I kept being asked as to choose whether ...
3
votes
2answers
3k views

Why is GRUB 2 booting so slowly?

I have a small custom embedded Linux distribution (created with OpenEmbedded), which boots with GRUB 1.99. The aim is to have it start up fast. Currently it says: GRUB loading. for ~2+ seconds ...