All Questions
Tagged with framebuffer embedded
12
questions
2
votes
1
answer
2k
views
How to stream the linux framebuffer as video over http
I have an embedded linux system (yocto based) with a framebuffer UI (no X11) and a running web server.
Now I'm asking how to "mirror" the screen contents to a web page. Think of it like a ...
1
vote
1
answer
435
views
Displaying a picture on the framebuffer while running a script created with dialog
I have setup scripts that use the dialog command. They are used to prepare embedded servers.
I'd like to display a picture on a edge while a dialog script is running. The problem is, that dialog by ...
2
votes
0
answers
784
views
Xfbdev not found after including X (tinyx/kdrive) in Buildroot
I'm trying to add Xorg to an evaluation board for which I've already been provided with a working linux kernel. The evaluation board has an LCD display and I can confirm hardware & drivers are ...
1
vote
0
answers
460
views
Embedded linux - USB framebuffer device mounting
I have a embedded system which consists of a usb framebuffer display, and a customized embedded linux (3.10.59) box running Busybox (1.21.1).
There is software running a application which utilizes ...
3
votes
0
answers
307
views
Minimalistic Framebuffer showing text and progress only
I have an embedded linux system with framebuffer only. Normally a Qt Application is running. During update situation the application is stoped and I would like to use the framebuffer device to show ...
4
votes
1
answer
3k
views
what is the difference between (linux) framebuffer and GPU's memory?
what is the difference between a Linux or software-controlled framebuffer and a GPU memory? Is there any good pictorial guide to explain how Linux framebuffer works? On an embedded board with GPU, do ...
6
votes
0
answers
1k
views
Is there some way of simulating a framebuffer device?
I'm starting to write a small software that I intend to run on embedded linux, and I want to draw the GUI using a framebuffer device. However, since I want to be able to test the software on my ...
2
votes
0
answers
467
views
Specify Virtual Size using DRM with Frambuffer Emulation
I am attempting make use of double buffering on an AM335x processor. We have an example running on a demo image that was not created by us. I am working on putting together our own image using ...
1
vote
0
answers
432
views
Tegra Mesa GLES without X
I am trying to setup a Tegra 3 (Toradex Apalis T30) based system that will have an OpenGL ES based user interface on a touch screen. Unfortunately the standard Linux4Tegra kernel is seriously outdated ...
3
votes
0
answers
659
views
redirecting output of /dev/fb0 to /dev/fb2
I am using IMX6 Saberauto board on Linux OS. I have 2 displays primary is HDMI and secondary is LVDS. I want to run 2 applications.
One QT on primary display, which I am able to do. Second ...
3
votes
1
answer
5k
views
What is the easiest way to draw graphics on Linux framebuffer?
I have some embedded Linux ARM chip with LCD display on frame-buffer. I connect to chip with serial console. I can access frame-buffer directly with low-level commands.
However I need to draw some ...
7
votes
1
answer
630
views
Embedded linux LCD not calibrated
I have attached a new LCD to my embedded Linux device and when I run the system I found that it is shifted to the right. (the display starts from the middle of the LCD)
I found 2 frame buffer drivers ...