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Linux User Mode Programming

Embedded Linux

Embedded Linux using Yocto

Linux Drivers (online Training)

Yocto Project Development

Yocto Project Expert

Comprehensive Yocto Project Usage

ac6 >> ac6-training >> Online Training >> Linux >> Yocto Project Expert

oY2 Yocto Project Expert

Advanced Yocto Project usage and adaptation

Objectives

Using Yocto to develop components
Customizing the BSP
Building out of tree modules
Setup Source cache

	Labs are conducted QEMU ARM-based board
	We use a recent version of Yocto

Prerequisite

Good C programming skills (see our oL2 - C Language for Embedded MCUs course)
Knowledge of Linux Embedded systems (see our oD1 - Embedded Linux course)
Knowledge of Yocto Project Development (see our oY1 - Yocto Project Development course)
Preferably knowledge of Linux user programming (see our oD0 - Linux User Mode Programming course)

Course environment

Theoretical course:

PDF course material (in English)
Course dispensed using the Teams video-conferencing system
The trainer to answer trainees’ questions during the training and provide technical and pedagogical assistance through the Teams video-conferencing system
Quizzes are used to check trainee’s assimilation of course content

Practical activities :

Practical activities represent from 40% to 50% of course duration
One Online Linux PC per trainee for the practical activities
The trainer has access to trainees’ Online PCs for technical and pedagogical assistance.

Downloadable preconfigured virtual machine for post-course practical activities.

Duration

Total: 12 hours
2 sessions, 6 hours +/- 30 min each (excluding break time)
From 50% to 60% of training time is devoted to practical activities
Some Labs may be completed between sessions and are checked by the trainer on the next session

First Session

Development process using the extensible SDK and devtool

Using devtool to create a package and its recipe
Using devtool to modify an existing package and recipe
Using devtool to update a recipe to build a new version of a package

Exercise:

Create, test and modify a recipe for an existing package using devtool

Develop and debug applications using SDK and eclipse

Adding eclipse remote debug packages
Configuring eclipse

Exercise:

Create remote debugging session using eclipse

Writing tasks in python

Introduction to python
Using python in Yocto

The main bitbake classes
Defining variable values in Python
Writing tasks in Python

Exercise:

Writing a task and customizing a recipe in Python

Porting Yocto

Porting Yocto to a new board
BSP architecture

Selecting and configuring u-boot recipe
Selecting and configuring kernel recipe

Adding a new BSP layer (yocto-bsp create)

Exercise:

Creating a new BSP layer

Second Session

BSP Development

Adding a custom u-boot to Yocto
Customizing the Yocto kernel recipe

Setting the default configuration
Adding patches
Specifying the kernel sources

Configuring Linux Kernel

Using menuconfig
Using patches
Creating Configuration Fragments
Validating Configuration

Kernel device tree

Exercise:	Create u-boot and kernel recipes to use custom versions, test the result
Exercise:	Patch kernel and activate new options using a fragment
Exercise:	Create and use a new device tree

Out-of-Tree Modules

Adding modules to image
Creating an out-of-tree module
Kernel modules with eSDK

Exercise:

Build and test modules

Tailoring the build system

Setting up a Yocto source cache

Local, per system, cache setup
Setting up a global, network wide, cache

Customizing the build system

Using a prebuilt toolchain
Using a pre-compiled kernel

Optimizing Yocto build times

Using prebuilt, binary, packages
Using shared compilation caches

Exercise:	Setting up a global source cache
Exercise:	Setting up an optimized build environment and rebuilding an image

Duration	Cost	Calendar
12 hours	1970 € HT
Last update: 2 February 2022
This course was designed specifically to be provided online, by one of our skilled trainers. Scheduled classes are confirmed as soon as there is a confirmed booking.
Next Scheduled Open Courses
From 15 to 16 June 2023	-	Online EurAsia (9h-16h CET)
To book a training session or for more information, please contact us on info@ac6-training.com. Registrations are accepted till one week before the start date for scheduled classes. For late registrations, please consult us. You can also fill and send us the registration form
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