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Yocto for Raspberry Pi

You're reading from   Yocto for Raspberry Pi Create unique and amazing projects by using the powerful combination of Yocto and Raspberry Pi

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Product type Paperback
Published in Jun 2016
Publisher Packt
ISBN-13 9781785281952
Length 214 pages
Edition 1st Edition
Concepts
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Authors (2):
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TEXIER Pierre-Jean TEXIER Pierre-Jean
Author Profile Icon TEXIER Pierre-Jean
TEXIER Pierre-Jean
Petter Mabäcker Petter Mabäcker
Author Profile Icon Petter Mabäcker
Petter Mabäcker
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Toc

Table of Contents (13) Chapters Close

Preface 1. Meeting the Yocto Project FREE CHAPTER 2. Building our First Poky Image for the Raspberry Pi 3. Mastering Baking with Hob and Toaster 4. Understanding BitBake 5. Creating, Developing, and Deploying on the Raspberry Pi 6. Working with External Layers 7. Deploying a Custom Layer on the Raspberry Pi 8. Diving into the Raspberry Pi's Peripherals and Yocto Recipes 9. Making a Media Hub on the Raspberry Pi 10. Playing with an LCD Touchscreen and the Linux Kernel 11. Contributing to the Raspberry Pi BSP Layer 12. Home Automation Project - Booting a Custom Image

Metadata

The metadata used by BitBake can be in several distinct forms; they are as follows:

  • Configuration (.conf) files
  • Recipes (.bb and .bbappend files)
  • Classes (.bbclass files)
  • Include (.inc) files

Configuration

Configuration files, which are denoted by the .conf extension, define various configuration variables that govern the project's build process. These files fall into several areas that define machine configuration options, distribution configuration options, compiler tuning options, general common configuration options, and user configuration options.

Classes

Class files, which are denoted by the .bbclass extension, contain information that is useful to share between metadata files. The BitBake source tree currently comes with one class metadata file called base.bbclass. You can find this file in the classes directory. The base.bbclass file is special since it is always included automatically for all recipes and classes. This class contains definitions for standard basic tasks...

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