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Embedded Linux Projects Using Yocto Project Cookbook

You're reading from   Embedded Linux Projects Using Yocto Project Cookbook Over 70 hands-on recipes for professional embedded Linux developers to optimize and boost their Yocto know-how

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Product type Hardcover
Published in Jan 2018
Last Updated in Feb 2025
Publisher
ISBN-13 9781788399210
Length 456 pages
Edition 1st Edition
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Author (1):
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Alex Gonzalez Alex Gonzalez
Author Profile Icon Alex Gonzalez
Alex Gonzalez
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Toc

Table of Contents (7) Chapters Close

Preface 1. The Build System FREE CHAPTER 2. The BSP Layer 3. The Software Layer 4. Application Development 5. Debugging, Tracing, and Profiling 6. Other Books You May Enjoy

Building the Linux kernel

As was the case with U-Boot, Linux kernel development is quicker and less error-prone when using the Yocto SDK to build it. However, for smaller changes, the Yocto build system can also be used.

In this recipe, we will show you how to build and modify the Linux kernel source both with Yocto's SDK and the Yocto build system, and boot our target device with it.

How to do it...

We will use the Yocto Project's SDK already installed in your host:

  1. Prepare the environment as follows:
$ source /opt/poky/2.4/environment-setup-cortexa9hf-neon-poky-linux-gnueabi  
  1. Configure the kernel with the default machine configuration:
$ cd /opt/yocto/linux-wandboard
$ cp /opt/yocto/fsl-community-bsp/sources...
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Tech Concepts
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Programming languages
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