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Questions tagged [syslinux]

A set of lightweight boot loaders for MS-DOS FAT, ext2/ext3/ext4/btrfs filesystems, network booting and booting from CD.

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Are low resolutions possible in syslinux?

I am building an arcade machine with a 15KHz CRT and Batocera and I need to get syslinux to display in 320x240 because a CRT can only do up to 240p or 480i. Is it possible to do interlacing or 320x240 ...
Aarón García's user avatar
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1 answer
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syslinux creating unexpected partitions on disk image

I'm encountering some odd behavior while trying to install a bootloader on a disk image. Here's the process I followed: $ dd if=/dev/zero of=test.img status=progress bs=200M count=1 1+0 records in 1+0 ...
Yuki San's user avatar
3 votes
1 answer
216 views

syslinux UEFI boot: automatically select boot option based on HW identifier

I am booting from USB media, and I am using syslinux EFI boot. I am booting the same media on 2 different laptops, and I have 2 menu options in syslinux.cfg, one for each laptop. Currently, I have to ...
Martin Vegter's user avatar
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Working system, blank screen

Setup Partitions: # fdisk -l /dev/sda ... Device Boot Start End Sectors Size Id Type /dev/sda1 * 2048 51199 49152 24M c W95 FAT32 (LBA) /dev/sda2 51200 204799 153600 75M 83 ...
GooseDeveloper's user avatar
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1 answer
816 views

create a UEFI bootable CD with ISOLINUX

How can I create a UEFI bootable CD ? ISOLINUX has no mention of UEFI: https://wiki.syslinux.org/wiki/index.php?title=ISOLINUX while SYSLINUX does, but specific to syslinux: https://wiki.syslinux.org/...
Martin Vegter's user avatar
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1 answer
176 views

The PC is stucked in bios with my extlinux setup

My disk has 2 OS, Alpine and Debian, and a /home in a separated partition. The bootloader is grub from Debian installed in the MBR (bios). I want to use Alpine and its extlinux bootloader so I can ...
Ploumploum's user avatar
1 vote
1 answer
486 views

syslinux bootloader unable to find the initrd.img for a custom bootable image made via Docker Containers

Description As a side project, I am trying to use Hashicorp Packer along with Docker to create Bootable disk Images from Docker Containers. Hashicorp Packer generally takes the responsibility of ...
Shan-Desai's user avatar
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5k views

Create bootable syslinux USB on UEFI

We use a Centos 8 machine to create syslinux bootable USB installers for our product. The created USB now supports only target machines with BIOS (or with CSM mode turned on) but we need to update it ...
Danny's user avatar
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1 vote
0 answers
890 views

Issues running an automatic and unattended clonezilla restore drive

When I try to run an automated and unattended restore via Clonezilla it returns the following error: Now run "ocs_prerun": mount /dev/sdb2 /mnt... Mount: /mnt: special device /dev/sdb2 does ...
newman's user avatar
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1 answer
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Load Memdisk with linux16 / initrd16 from Grub2 UEFI

I need to load the Memdisk kernel from Grub2 in UEFI mode. I don't know if this is possible, but I am getting an unexpected unidentified error. I would like to know if it is possible and if so how to ...
n7rc's user avatar
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2 answers
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Custom Build - Unable to mount filesystem

So I'm building a custom Linux-based OS, and I chose to run it as a RAM disk (initramfs). Unfortunately, I keep getting a Kernel Panic during boot. RAMDISK: gzip image found at block 0 using ...
Robert Jamison's user avatar
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1 answer
274 views

How to keep error messages on screen with syslinux

I am making the assumption that I'm using syslinux because I have a syslinux.cfg file present on my USB boot disk. The configuration of syslinux is the following: UI /linux/boot/vesamenu.c32 TIMEOUT ...
E. Jaep's user avatar
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1 answer
488 views

syslinux boot configuration : boots to reboot

Installing arch to old HP Desktop (HPE-341f, AMD) with a small SSD for system and some other drives. I have installed syslinux and followed instructions at https://wiki.archlinux.org/title/syslinux. ...
Stephen Boston's user avatar
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79 views

Select alternate boot media from bootloader?

If I'm booting from USB, is it possible to edit SYSLINUX menus to select a distribution on an internal hd? I don't mean deferring to the internal boot partition, but selecting an internal partition ...
JAS's user avatar
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1 vote
1 answer
251 views

syslinux output duplicated in QEMU serial console

Any idea why syslinux output is duplicated in QEMU serial console? SeaBIOS (version rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org) iPXE (http://ipxe.org) 00:03.0 CA00 PCI2.10 PnP PMM+3FF8F290+3FEEF290 ...
Jiri B's user avatar
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1 vote
1 answer
953 views

Chainload SYSLINUX/EXTLINUX from GRUB2

Assuming a setup where no portion of SYSLINUX or EXTLINUX has been written to an area of a disk that has not been formatted with a filesystem (e.g., boot sector, BIOS boot partition), how would one go ...
Melab's user avatar
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1 vote
0 answers
102 views

How to PXE boot of Raspberry PI along with other computers?

I have a LAN with PXE boot configured. Any PC computer if configured, presents me with PXE DHCP information, then netboots and presents me with pxelinux menu. If I remove SD card from my Raspberry PI ...
Dims's user avatar
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1 vote
1 answer
620 views

How to generate /usr/share/syslinux/{mbr.bin,ldlinux.c32} from scratch?

Today, I have built isolinux from source code (git://repo.or.cz/syslinux.git) using command make bios efi64 installer During the building, I got some errors. For these errors, I must copy /usr/share/...
abelard2008's user avatar
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1 answer
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How to get syslinux to install to fat32 backup boot sector

How do you get syslinux to install to fat32, and have it write the backup boot sector. It only writes to the main boot sector, and then fsck.fat complains. You can get fsck.fat to fix it, but this ...
Gary van der Merwe's user avatar
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1 answer
315 views

Programmatically control PXELINUX boot choice from server

I want to provision some devices over netboot. Currently, I am using ISC DHCP to send out the appropriate PXELINUX version (UEFI/BIOS), and then I have a PXELINUX menu where I can choose e.g. the ...
jdm's user avatar
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747 views

Grub2 chainload syslinux

I have a USB with GRUB installed. I add linux ISO images, and use their grub.cfg file to boot. Everything fine so far, with many distros. But now I want to boot an ISO image that doesn't have GRUB ...
schrodingerscatcuriosity's user avatar
4 votes
1 answer
8k views

PXE Boot: "Failed to load ldlinux.c32"

I'm trying to create a PXE server on my raspberry pi, but if I try to boot, the client shows the Error "Failed to load ldlinux.c32". This is my folder structure of the tftp folder: Here is my ...
Isti's user avatar
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2 votes
1 answer
757 views

How to remove SYSLINUX Copyright message?

Syslinux without modules initrd.img ldlinux.c32 ldlinux.sys root.sfs syslinux.cfg vmlinuz syslinux.cfg DEFAULT linux PROMPT 0 TIMEOUT 0 LABEL linux LINUX vmlinuz INITRD initrd.img APPEND ...
eri's user avatar
  • 905
2 votes
1 answer
1k views

How do I create a bootable ISO image from a running ARM 7 based Debian 9 machine

I am running a system on a Banana Pi M2+ which I need to clone into a bootable working copy and I cannot find repos for tools like syslinux and clonezilla for the ARM processor. Is there another ...
Rick's user avatar
  • 21
2 votes
1 answer
2k views

Multiple Linux Installation - managing shared ESP and Bootable options

I have installed Manjaro alongside BlackArch. BlackArch has its bootloader in /boot which is a separate partition. Manjaro has three partitions, one for root(/), one for /boot, and one for /boot/efi. ...
Sabyasachi Mukherjee's user avatar
0 votes
1 answer
405 views

syslinux pxe boot reboots every few minutes

I am trying to achieve PXE Boot and install the Yocto Image on my intel Apollo Lake SoC. What i did till now: Created EFI/SYSLINUX Folder and placed syslinux.efi and ldlinux.e64, menu.c32 and in ...
md.jamal's user avatar
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1 answer
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Is ISOLINUX on DebianStretchDVD1ISO extensible in any way without remastering - what can you do with it besides boot /install.amd/vmlinuz?

GRUB on USB/Hard Disk is extensible in the sense that once you install to MBR/partition you can mount ISO using loop and boot of the ISO. Additionally it has many modules like ls and cat that are ...
putty's user avatar
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1 vote
1 answer
826 views

Creating a bootable Linux image using extlinux

I am helping a friend setup a bootable Linux image using extlinux. Here is what I have so far, but using qemu-system-x86_64, I am not able to get it to boot this image. The options to qemu-system-...
Chirag Kantharia's user avatar
0 votes
2 answers
4k views

How can I get an ESXi installation to PXE boot using UEFI?

I would like to PXE boot some ESXi hosts using UEFI, but keep getting the following message: I am testing with a VM and can see it hitting the DHCP/TFTP server (CentOS 7) in a packet capture (3 ...
notsodev's user avatar
  • 101
1 vote
1 answer
844 views

How to get a root shell by using syslinux start parameter

I'm trying to get a root shell using the start parameter of syslinux. The Linux system runs directly into a kiosk mode and all keyboard entry is blocked. Here is the original config: label vegas ...
Lolerino's user avatar
6 votes
0 answers
1k views

Should isohybrid work on all iso media, for example Windows 7?

I have a an original Windows 7 Professional x86 iso file, straight from Microsoft. I want to make a bootable USB from this ISO. Some sources suggest that I simply dd the iso to the USB, but I don't ...
Mads Skjern's user avatar
0 votes
0 answers
726 views

Is encrypted boot possible with syslinux?

I found that Alpine uses syslinux boot loader by default. I'd like to know whether syslinux supports encrypted /boot just like GRUB2 does? (I'd like to use ZFS with native encryption instead of dm-...
inf3rno's user avatar
  • 264
4 votes
2 answers
9k views

Possible to create Windows 10 installation media (USB) using Linux utilities?

The problem: a Linux user on a legacy/BIOS system would like to install Windows 10 alongside Linux (on real hardware, not in a VM). Assume preparation issues such as partitioning hard drives to create ...
MJiller's user avatar
  • 381
0 votes
1 answer
2k views

Create bootable USB

In need of some clarification from the instructions provided by this site: https://tecadmin.net/how-to-create-bootable-linux-usb-drive-from-linux-terminal/ I was able to successfully follow your ...
Krista's user avatar
  • 17
3 votes
1 answer
11k views

How do I create a bootable GPT UEFI Linux disk?

Aaargh. After days of reading and trying everything I'm still stuck in a maze. It should be simple but I cannot work it out. I need to create one bootable UEFI disk partition that contains all the ...
Duke Dougal's user avatar
  • 1,065
1 vote
1 answer
825 views

Black screen when booting ArchLinux from USB stick on Chromebook R11

I've recently got an Acer Chromebook R11 cyan and I would like to be able to boot ArchLinux from it. For now I would like to boot from an USB drive. I made a pretty classic ArchLinux installation on ...
user60039's user avatar
  • 706
1 vote
0 answers
498 views

What can be the reason notebook does not load with PXE?

I made TFTP boot share and it works for virtual machine and desktop computer (menu appears). But on notebook Dell Inspiron 7720 it shows few lines and turns black. Syslinux config is follows: $ cat ...
Dims's user avatar
  • 3,295
0 votes
1 answer
3k views

What is inside vesamenu.c32 of syslinux? [closed]

What is inside vesamenu.c32? I need NOT know the PURPOSE of this file, I wish to know what it is. Are there machine instructions inside or what? If yes, then what are they doing?
Dims's user avatar
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5 votes
1 answer
17k views

Making a UEFI-bootable image with mkisofs and -eltorito-boot efiboot.img

I am trying to convert an existing custom USB ISO installer image that presently boots via BIOS to one that boots via UEFI. I use mkisofs and isohybrid to make the ISO, and it boots via ISOLINUX. I ...
Vercingatorix's user avatar
1 vote
2 answers
984 views

Syslinux multiboot USB

I'm trying to create a custom multiboot USB using ISOs. I don't want to extract the ISO like most utilities do and I would really like to customize this exactly how I want it. I have formatted a USB ...
bkvaluemeal's user avatar
9 votes
1 answer
14k views

What is the proper way to use ISOLINUX with UEFI?

I've been trying to add UEFI support in the 64-bit version of Minimal Linux Live for quite some time, unfortunately without much success. As you can see from the below image, I get critical error each ...
Ivan Davidov's user avatar
1 vote
1 answer
2k views

How to change grub boot menu on a (formerly) live linux system?

So I converted a usb live linux install (Tails) from USB to virtualbox using VBoxManage convertfromraw. For it to boot in virtualbox, I need to remove one thing from the boot commandline (live-media=...
adapt-dev's user avatar
  • 1,369
2 votes
0 answers
315 views

Manjaro doesn't update syslinux.cfg when I install new kernels. How can it be done?

I have a fresh installation of installed Manjaro 15.12 (Capella) 64-bit months ago on my Dell Latitude. I started with the CLI installer as I had a couple of LVM volumes to reattach to my system — ...
user avatar
3 votes
3 answers
10k views

What does it mean "Failed to load COM32 file"

I have the following pxelinux config: DEFAULT vesamenu.c32 PROMPT 0 MENU TITLE In The Moon Network LABEL install1404server MENU LABEL Install Ubuntu 14.04.1 Server AMD64 include ubuntu-installer/...
Dims's user avatar
  • 3,295
4 votes
1 answer
7k views

How to redirect PXE boot to another TFTP or to HTTP?

I would like to make the installation of Linux always possible in my LAN. So, I have configured PXE boot on my DHCP server. The DHCP server points to the TFTP server, and it normally loads menus and ...
Dims's user avatar
  • 3,295
1 vote
0 answers
418 views

Virtual serial ports /dev/pts

I'm trying to create virtual ports using GSM cmux. It creates virtual ports in /dev/chn 1 2 & 3. Which is linked to /dev/pts 0 1 & 2. But when I list dev directory there is no pts folder and ...
GokulTechno's user avatar
2 votes
1 answer
625 views

Help in building Yocto(open embedded) projects using cluster computing in Linux

I need to reduce project build time in Yocto (open embedded) in Linux platform. So I decided to cluster computers for the best performance for compilation and building. My question: Is there any MPI ...
GokulTechno's user avatar
1 vote
1 answer
2k views

Boot Remix OS automatically (syslinux.cfg)

I am wondering how I can boot the Resident Mode of Remix OS automatically without having to select it at each boot? I read in a couple articles to do default -live but what option will it select? How ...
WASasquatch's user avatar
4 votes
1 answer
4k views

Can you uncompress a btrfs filesystem?

I found out that you can compress the whole of a Btrfs filesystem by defragmenting it with -clzo or -czlib, but is it possible to uncompress it again? I'm asking because I managed to stop my system ...
David Bailey's user avatar
1 vote
1 answer
7k views

TFTP times out in CentOS 7

I have an isolated server that telnets into the single device on its network and loads a file to it using the telnet command load. I am trying to recreate the functionality on another PC. The old ...
paperduck's user avatar
  • 203