=====PC Engines APU2 - Arch Linux=====

====Set-up====
  * Connect 12V, serial console and networking.
  * Optional: [[firmware_update_pc_engines_apu|Update APU2 BIOS]].


====Bootable USB drive====
  * Download the latest ISO image from [[https://www.archlinux.org/download/]].
  * Verify the SHA sum.
  * Copy image to USB.

====Boot Arch Linux from USB====
  * Boot the APU2 and press F10, select USB boot.
  * Switch console to 38400 baud. Press 'ctrl-l (lima)' to redraw the screen.
  * Select the ''Boot Arch Linux'' option and press ''TAB''.
  * Add ''console=ttyS0,38400'' to the kernel line and press ''enter'' {{:private:screenshot_from_2017-05-26_19-14-16.png?nolink|}}
  * Log in with user ''root'' (no password).
  * If you connected the network cable after booting, request an IP-address <code># dhclient enp1s0</code>
  * Install and run SSHd to complete the installation over SSH:<code>
select nearby mirror in: /etc/pacman.d/mirrorlist

# pacman -Sy
# pacman -S openssh
# passwd root
# systemctl start sshd</code>

====Install Arch Linux====
  * [[https://wiki.archlinux.org/index.php/installation_guide]]
  * Configure serial console, when still in chroot and just before the reboot.<code>
# /etc/default/grub   # add options below
GRUB_CMDLINE_LINUX="console=tty0 console=ttyS0,115200n8"
</code>
  * Configure grub and serial:<code>
# /etc/default/grub   # add options below

## Serial console
GRUB_TERMINAL_output=serial
GRUB_SERIAL_COMMAND="serial --speed=115200 --unit=0 --word=8 --parity=no --stop=1"
</code>
  * Make new grub config:<code># grub-mkconfig -o /boot/grub/grub.cfg</code>
  * Reboot and connect with 115200 baud.


{{tag>[hardware apu arch linux]}}