Questions tagged [xorg]

For questions pertaining to running, configuring, installing or troubleshooting the Xorg Server on the Raspberry Pi.

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32 views

Raspberry Pi 4B no video - xorg fail

I have Rapsberry pi 4B with 2GB of RAM. After some time I powered up Pi but not video output was shown. So I connected via ssh but there is no :0: 16:02:32 up 13 min, 2 users, load average: 0.00, ...
2
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1answer
211 views

Pi 4 X-Display resolution doesn't match frame buffer

I just picked up a Pi 4 and imaged a new card with Raspbian Buster. I'm running this headless (using VNC) but noticed the resolution doesn't match what I've set via raspi-config (which updates /boot/...
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2answers
301 views

Xorg not working after upgrading to buster

After switching to Raspbian Buster and rebooting RPi3 B+ boots into a shell. (I use the GUI so this is a bit odd) After typing in startx I get this error (I cutout a bunch of junk): (EE) no screens ...
2
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0answers
39 views

Touchscreen calibration: touchscreen does not cover full display

I have purchased an industrial touchscreen monitor that supports Linux through PenMount drivers. The VGA video output (via HDMI adapter) works perfectly, and the USB touchscreen is perfectly ...
1
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0answers
66 views

Touchscreen xinput calibration not working

I want to calibrate a touchscreen named "eGalax Inc. USB TouchController" on my Raspberry Pi. I think X and Y axes of the touchscreen are inverted. I used xinput_calibrator for this purpose. When I ...
2
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2answers
81 views

Do I need x11 and desktop environment to have a UI?

I have a headless build; which has no x11 server nor any desktop manager. I would like to run some music applications; so I can use a small touch screen that I recently found; and I was wondering if ...
1
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1answer
39 views

Pi 7" touchscreen + Chromium in kiosk mode shifted down + right by 10px

I am using a Pi 3 B+ with the Pi Foundation 7" touchscreen for a personal home automation system. The UI is a webpage displayed in a Chromium browser in kiosk mode. Here are my specifics: /etc/X11/...
2
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1answer
137 views

Does 'xdotool' only work on OS with gui?

I have installed xdotool on my raspbian stretch with desktop and on there, everything works fine. But I also tried to install xdotool on raspbian stretch lite and on lite I always encounter the ...
2
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1answer
2k views

Installing XFCE4 on raspberry Pi

I want to try out XFCE4 on the raspberry pi. This is mainly because of two reasons: ► I just like XFCE ► I want a bit more flexibility when it comes to GUI scaling - I have a 240x320 LCD and need to ...
2
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1answer
848 views

OpenGL desktop driver

I have RPi3 with 7" touchscreen display connected, Raspbian Stretch installed. I would like to use OpenGL desktop driver. I run "raspi-config" > Advanced Options > GL Driver and select the driver. ...
3
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2answers
323 views

Long blank screen during Xserver startup

we have RPi3 with touch screen display. We want to configure very smooth boot process with custom splash screen displayed and boot directly into our own GTK application. So we have replaced Plymouth ...
2
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1answer
78 views

X forwarding not working over ssh

For the headless raspberry pi (rp), I tried to connect from my windows PC to Raspberry pi via mobaxterm and ssh. I can connect via ssh (ssh pi@ but I can't display to my local display(ssh -X pi@. I ...
2
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1answer
434 views

3.5" TFT Calibration Problem

I am struggling to understand what is going on with my (knock-off) Waveshare 3.5" TFT calibration. For my application, I need to have the display and the touch screen rotated 180 degrees. Flipping ...
0
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1answer
299 views

How to start xorg on a physically connected display via SSH?

The pi is configured to start into text mode so that no xorg libraries are loaded during normal operation. Yet I would like to be able to occasionally run a xorg desktop session when connected to an ...
0
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1answer
255 views

Display a pygame window on builroot custom linux

I'm using Buildroot 2018.02 to create a custom Linux to run my raspberry pi 3. I'm trying to display a pygame window on the external hdmi screen from command line. So far, I've been able to boot the ...
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0answers
51 views

Do I need to start fresh? I think I messed up X-window

Long story short I can't get my pi 3 B+ to display kodi running on osmc because I jacked up the X-windows possibly? I'm wondering if there is a way for me to reinstall what is creating my GUI going ...
1
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0answers
332 views

Loading an ICC profile on Raspberry Pi doesn't work

I am using a Raspberry Pi 3 Model B (non-plus) together with the official 7 inch touchscreen connected to the DSI connector. The latest Raspbian 2018-03-13 is installed. This works fine, but the ...
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0answers
927 views

Xdotool Can't open display: (null)

I am using Raspian Jessie. I create a c++ program that it is execute as service at startup. It open a xserver session with chromium in kiosk mode and use xdotool to change the browser tab. The xserver ...
1
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1answer
454 views

How to setup video/graphics correctly on the Raspberry Pi 3?

My question is similar to this. However I need to clarify some details. I can't find anything about this statement "I also read that the vc4 driver does not use the gpu_mem parameter, confusing ...
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0answers
228 views

How to disable sub-pixel aliasing for fonts

On running desktop environment pixel is hard readable all small texts, because default font sub-pixel aliasing don't correspond with my screen. So, how to disable font sub-pixel aliasing for all ...
0
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1answer
65 views

Remote Access RPi 3 via RPi 0 …?

Is it possible to remote view a Raspberry Pi 3 with a Raspberry Pi Zero? I'm looking for a simple solution to switch to a Full GUI of a remotely accessed Raspi-3 by simply swapping the Input Channel ...
2
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1answer
469 views

I cannot connect with VNC

I cannot connect with VNC. sudo service --status-all output: pi@raspberrypi:~ $ sudo service --status-all [ - ] alsa-utils [ + ] apache-htcacheclean [ + ] apache2 [ + ] avahi-daemon [ + ] ...
6
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1answer
1k views

How to start Xorg while showing splashscreen?

I'm creating a simple device with a Raspberry Pi and a touchscreen display connected to it. On boot, I want to show a loading image (a simple gif or jpg) while X is starting. Then a chromium-browser ...
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0answers
536 views

Raspbian Lite: xinit at boot as soon as possible

Yes, another question on 'How to start the x server at boot' . I am new to linux admin things so I don't know how to do it correctly. I am using Raspbian Lite which does not include any graphical ...
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1answer
162 views

Cannot use xdotool to send key to gqrx

The following works perfectly on my desktop debian: xdotool search --onlyvisible --classname gqrx windowactivate key ctrl+d It will activate the window of gqrx and synthetically hit ctrl+d, starting ...
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2answers
58 views

Leaving Iceweasel running remotely

I've got a Raspberry Pi 3 Model B with Raspbian Jessie Lite. So far I've been happy running it with command line only, but I came up with a use case for a graphical browser, so I installed the X ...
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1answer
1k views

Redshift for ARM, Arch Linux

I have an RPi 3b running Arch Linux. I'm attempting to run Redshift: redshift -O 3300 The output is: Gamma ramp size too small: 0 Failed to start adjustment method randr. Trying next method... ...
3
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2answers
2k views

In Jessie light what is needed for a graphical (opencv) application to show?

I've compiled opencv from source and installed it on a rpi3 Jessie (full) and I decided to do the same on a new rpi3 but with Jessie light this time. However when I try to run some of the examples, I ...
2
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1answer
73 views

Access to another X session from another

I have RPi3 connected to the TV via HDMI. I'd like to have another connection (via VNC for example) and start presentation which will be displayed on that TV connected via HDMI. Is it possible?
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1answer
623 views

Pi 3 Xorg.cond.d missing and need to swap the axis for the eGalax USB touchscreen

I have a problem: xinput_calibrator doesn't work properly. After I touch 4 points my touchscreen's X and Y axis stay swapped. And I can not apply changes manually in the Xorg.conf.d directory because ...
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2answers
76 views

Changing run level causes freeze

I accidentally discovered that the Raspberry Pi 3 can run on 2.1A, so I constantly get the Lightning Bolt in the corner, indicating that I'm going to go over the limit it will let me. So, to consume ...
5
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1answer
7k views

How can I setup the video / graphics on the Raspberry Pi 3?

There seem to be redundant accelerated video module options for the Raspberry Pi 3. I read that the Raspberry Pi uses a device tree (a rather clever solution for ARM systems which do not have the ...
2
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0answers
865 views

Change PiTFT 2.8" screen resolution

I have a Raspberry Pi 3 running Raspbian Jessie with a PiTFT 2.8" resistive screen. Everything is working great, except that the resolution is not optimal; icons and text are too big for the screen to ...
1
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1answer
722 views

PiTFT Touchscreen calibration is ignored by Pi Zero W

I'm using an Adafruit 2.4" Resistive PiTFT on my shiny new Raspberry Pi Zero W and I've finally managed to get the display configured but the touchscreen is proving a problem... (Please note that ...
0
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1answer
723 views

7'' touchscreen - window manager

I have bought a 7'' touchscreen. I would like to use fingers to display my graphs/camera picture/forecast maps. The way more The default window manager is ok with mouse, but not very effective with ...
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5answers
13k views

TFT LCD 3.5 display with inverted axis

Following my previous question, I now have a working LCD display, but with a different issue. The problem is the same as in this question, yet I am unable to find a solution. I don't have a xorg....
1
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1answer
920 views

X server running but no GUI showing

I'm using a Raspberry Pi model B (512 MB RAM) with the following touch screen and the latest image of Raspbian. The screen drivers are ok, since I can see the loading screen and the tty. If I plug in ...
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0answers
557 views

With the new openGL driver, can I make a resolution change permanent?

I am using the new openGL driver to run a WebGL app. It runs a lot smoother if I change resolution to 720p, which I can do with xrandr -s 1280x720 This works perfect, but resets after reboot. I ...
12
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4answers
15k views

How to boot into own python script (GUI) only?

I have the following problem: Using a RaspPi 3B running Raspbian Jessie (version 4.4.26-v7+) I would like the GUI of a self-written python script to be executed on startup. I know that this question ...
2
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0answers
531 views

running x on read-only raspbian

I am trying to run xserver on a read-only raspbian. I get the following errors. root@ClientX:/var/log# startx xauth: error in locking authority file /root/.Xauthority xauth: error in locking ...
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0answers
374 views

boot luakit (or midori) on bare X11 desktop (kiosk app, PI3, jessie)

I'm developing a kiosk app using PI3 and the PI Touchscreen. The app is served on localhost. I'm looking for the bare minimum wm that will allow the browser (either luakit or midori) to run and ...
1
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1answer
1k views

Remote desktop to main session

I need help with xrdp; I need a remote desktop to the same "X server" the Pi boots into. Is this possible? E.g., if: I have the Pi with keyboard but no display and I want see input through remote ...
0
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1answer
292 views

wpa_gui - X11 connection rejected because of wrong authentication

I am trying to use wpa_gui on my Pi2 from a windows machine using ssh inside MobaXTerm. When I do ssh -X pi@ I get X11 connection rejected because of wrong authentication. wpa_gui: cannot ...
3
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1answer
2k views

Set X background as soon as poosible

I am currently working on a small rpi3 kiosk. I managed to set up a boot splashcreen with fbi started by an initscript. However I can not make a smooth transition between the splashscreen and the ...
3
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1answer
813 views

Minimal Kiosk GUI on PI

I'm trying to work out how to build a minimal OpenGL application on Raspian. Once complete, I don't require command line or Window Manager access (outwith the Application itself) however will require ...
1
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1answer
307 views

Forwarding GUI applications to Raspberry Pi

I am attempting to write a GUI application for the Raspberry Pi using Python and Kivy. I want to do all the development on my Mac because it is far easier for me but then display the application on ...
1
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0answers
222 views

XBMC on HDMI while Xorg on Official DSI Raspberry display

I have an RPi running Xorg Desktop environment on the official DSI display. Is it possible to have XBMC/Kodi or other software working on the HDMI output simultaneously?
0
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1answer
1k views

How configure Xorg to disable DPMS completly on linux w/ SATO desktop

Using the Raspberry Pi 3 My Linux It's a Yocto image with Sato desktop root@raspberrypi3:~# lsb_release -a LSB Version: core-4.1-noarch:core-4.1-arm Distributor ID: poky Description: Poky (...
1
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1answer
3k views

How to get smooth mouse acceleration?

I have the default NOOBS Debian install. The mouse acceleration seems totally crazy. Well actually, initially it was disabled and the mouse was really slow. I upped the 'Acceleration' and 'Sensitivity'...
4
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4answers
17k views

How do I make “startx iceweasel” launch full-screen?

I've done a clean install of Raspian Lite on my Rasperry Pi (there is no desktop environment installed). I'd like a kiosk-mode browser running fullscreen without having to worry about maintaining/...