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change_boot_runlevel.md

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Change boot runlevel

The boot runlevel of Ubuntu can be changed by the "linux_boot_args_systemd" variable in "boot/uEnv.txt".

Boot Ubuntu with CUI

linux_boot_args_systemd=systemd.unit=multi-user.target

Boot Ubuntu with GUI

linux_boot_args_systemd=systemd.unit=graphical.target

Boot Ubuntu with default

linux_boot_args_systemd=

Change by bootmenu

For Ultra96/Ultra96-V2, the boot runlevel can be changed in the boot menu when u-boot starts. In this case, add the following to the end of "boot/uEnv.txt".

########################################################################
# Boot Menu Example
########################################################################
bootmenu_0=Boot Default=boot
bootmenu_1=Boot CUI on Display=env set linux_boot_args_systemd systemd.unit=multi-user.target && boot
bootdelay=5