I need to add nomodeset to make my GPU card work on Linux. Latest Fedora and Ubuntu and their derives use grub2. How to add nomodeset permanently to grub2 on Fedora and Ubuntu? The parameters grub2 will use are stored in its grub.cfg file. The grub.cfg file is generated from grub’s default settings file /etc/default/grub. […]
Posts tagged Grub2
6 posts in total.
How to manually set the boot entry for Windows in grub2?
How to manually set the boot entry for Windows in grub2? Suppose that your Windows is installed on the first partition of the first disk (hd0,1) (yes, it’s right, that is (hd0, 1) if your distribution has not modified grub2’s default behavior) in NTFS format. You can boot your Windows in grub2 by: insmod ntfs […]
Grub2: How to boot Fedora to an old kernel?
Grub2: How to boot Fedora to an old kernel? The old kernel is a submenu under “Advanced options for Fedora”. It is not shown if I follow the instruction that # grep menuentry /boot/grub2/grub.cfg | cut -d “‘” -f2. The old kernel in grub2 is in a submenu entry in a menu. The key is […]
How to Regenerate Grub2 Config Files on Linux
Grub2 config file may need to be re-generated after changing Grub2 configurations such as configuration changes and setting default boot entries. The Grub2’s config file may be at different locations depending on your Linux distro and whether your Linux is booted in BIOS or UEFI mode. This makes regenerating Grub2 config file not easy for […]
Configuring Linux Kernel Video Mode for 32-bit and 16-bit Boot Protocols
The Linux kernel has a generic driver for a graphic framebuffer named vesafb on intel boxes. It provides a nice large console for most of modern displays. Setting VESA modes for Linux kernel with 32-bit and 16-bit boot protocol are different. We introduce both methods here. Linux kernel with 32-bit boot protocol For machine with […]
Setting Default Entry in Grub2 and Grub
Linux booting is usually controlled by Grub or the new Grub2. Setting the default booting entry is a frequent operations. Here, we introduce how to set the default entry in Grub2 and Grub. Setting the default booting entry in grub2 Note1: With some version of grub2, the grub2-set-default method and the script below may not […]