My first Yocto layer

Posted on Tue 27 November 2018 in BSP • Tagged with linux, tutorial, yocto

Now that we have built a first bootable image with Yocto we can start customizing it. I will demonstrate how to create a simple layer to add a first custom library and an application depending on it, that should cover most of typical the use cases and should give you …

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My first Yocto target

Posted on Wed 21 November 2018 in BSP • Tagged with linux, tutorial, yocto

Due to its flexibility, Yocto might seem a bit complex the first time we use it and can be very scary. In this article I would like to demonstrate the basic usage of this wonderful build system by building a first image for your specific target, that is the first …

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Managing manually compiled packages with stow

Posted on Wed 18 July 2018 in Sysadmin • Tagged with linux, tutorial

I often compile applications (mostly game) manually because I love using the very last features and seeing the progress of the development! I usually install everything in /usr/local/ to avoid polluting my base system as much as possible. Unfortunately it is difficult to make sur that all files are …

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Interrupt driven user space application with the uio driver

Posted on Thu 07 September 2017 in Programming • Tagged with linux, tutorial

I would like to present here a simple solution to write an interrupt driven user space application with the help of the generic user IO kernel driver. It permits sharing a part of the memory to the user space and catch a given interrupt without the need of programming a …

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Configuring WLAN NAT for lxc

Posted on Wed 22 February 2017 in Sysadmin • Tagged with tutorial, linux, lxc

After having successfully installed an unprivildged linux container, I wanted to use my WLAN interface for the network but I could not create a bridge due to security restricition of the protocol. So I had to configure NAT over my wireless to make it working. I want to show here …

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