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Mastering Embedded Linux Programming - Third Edition

You're reading from  Mastering Embedded Linux Programming - Third Edition

Product type Book
Published in May 2021
Publisher Packt
ISBN-13 9781789530384
Pages 758 pages
Edition 3rd Edition
Languages
Authors (2):
Frank Vasquez Frank Vasquez
Profile icon Frank Vasquez
Chris Simmonds Chris Simmonds
Profile icon Chris Simmonds
View More author details

Table of Contents (27) Chapters

Preface Section 1: Elements of Embedded Linux
Chapter 1: Starting Out Chapter 2: Learning about Toolchains Chapter 3: All about Bootloaders Chapter 4: Configuring and Building the Kernel Chapter 5: Building a Root Filesystem Chapter 6: Selecting a Build System Chapter 7: Developing with Yocto Chapter 8: Yocto Under the Hood Section 2: System Architecture and Design Decisions
Chapter 9: Creating a Storage Strategy Chapter 10: Updating Software in the Field Chapter 11: Interfacing with Device Drivers Chapter 12: Prototyping with Breakout Boards Chapter 13: Starting Up – The init Program Chapter 14: Starting with BusyBox runit Chapter 15: Managing Power Section 3: Writing Embedded Applications
Chapter 16: Packaging Python Chapter 17: Learning about Processes and Threads Chapter 18: Managing Memory Section 4: Debugging and Optimizing Performance
Chapter 19: Debugging with GDB Chapter 20: Profiling and Tracing Chapter 21: Real-Time Programming Other Books You May Enjoy

Summary

Even though you can build just about anything with Yocto, it's not always easy to tell what the build system is doing or how. There is hope for us, though. There are command-line tools to help us find where something came from and how to change it. There are task logs we can read from and write to. There is also devshell, which we can use to configure and compile individual things from the command line. And if we divide our projects into multiple layers from the outset, we are likely to get much more mileage out of the work
we do.

BitBake's mix of shell and Python supports some powerful language constructs, such as inheritance, overrides, and conditional variable selection. That's both good and bad. It's good in the sense that layers and recipes are completely composable and customizable. It's bad in the sense that metadata in different recipe files and different layers can interact in strange and unexpected ways. Combine those powerful language...

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