Hacking and stripping Armbian for Pinebook (Ubuntu 16.04 based)
Table of Contents
Get Rid of Login Manager, Back to Startx-up-
systemctl disable graphical.target didn't cut it.
nodm, which has its own sysvinit service, but it can be disabled with:
systemctl disable nodm. This brings me to a familiar console login after a reboot.
startx is possible,
~/.xinitrc is parsed. so far so good.
But now mpv cannot play video, only audio. Hmm. Compare output of
env for X started via nodm, and via startx:
VDPAU_DRIVER needs to be
=sunxi (exported in
Ditch XFCE, back to openbox - What is xfce4-power-manager doing?-up-
It is quite useful on a laptop. Except for one thing: It does not suspend on lid close.
It is something I want automated.
After a longsearch I installed
Its footprint is equally small, and for some reason it recognizes the lid switch better.
Next problem: it suspends alright, but doesn't lock.
Short of installing mate-screensaver, I created a systemd service:
[Unit] Description=User suspend actions After=sleep.target # notice here Ater= instead of Before= [Service] User=%I Type=forking Environment=DISPLAY=:0 ExecStart=/usr/bin/slock #ExecStartPost=/bin/sleep 1 # not sure this is needed [Install] WantedBy=sleep.target
and enabled it with
systemctl enable slock@ondoho.
Problems remain: it does not want to go to 'sleep' after some time of inactivity, just blanks the screen. Hmm.
There is no Fn-keys to increase or decrease screen brightness.
mate-power-manager can control it, but only by going into the preferences dialog.
Not very convenient.
My efforts to create a custom script, bound to a hotkey, have failed because key repeat triggers the script hundreds of times...
Make Use of Dotfiles from Other Machine-up-
As outlined here.
Caveat: I do not know (yet) how to incorporate changes made on the cloned repository, back into the source repository.
For now, I think I will rewrite some scripts to make use of the
HOSTNAME environment variable:
Make Boot Process Verbose, No Splash Image-up-
PS: this breaks something else, I had to undo it again.