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Mastering Embedded Linux Development

You're reading from   Mastering Embedded Linux Development Craft fast and reliable embedded solutions with Linux 6.6 and The Yocto Project 5.0 (Scarthgap)

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Product type Paperback
Published in May 2025
Publisher Packt
ISBN-13 9781803232591
Length 710 pages
Edition 4th Edition
Tools
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Authors (2):
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Frank Vasquez Frank Vasquez
Author Profile Icon Frank Vasquez
Frank Vasquez
Chris Simmonds Chris Simmonds
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Chris Simmonds
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Toc

Table of Contents (28) Chapters Close

Preface 1. Part 1: Elements of Embedded Linux
2. Starting Out FREE CHAPTER 3. Learning about Toolchains 4. All about Bootloaders 5. Configuring and Building the Kernel 6. Building a Root Filesystem 7. Part 2: Building Embedded Linux Images
8. Selecting a Build System 9. Developing with Yocto 10. Yocto under the Hood 11. Part 3: System Architecture and Design Decisions
12. Creating a Storage Strategy 13. Updating Software in the Field 14. Interfacing with Device Drivers 15. Prototyping with Add-On Boards 16. Starting Up – The init Program 17. Managing Power 18. Part 4: Developing Applications
19. Packaging Python 20. Deploying Container Images 21. Learning about Processes and Threads 22. Managing Memory 23. Part 5: Debugging and Optimizing Performance
24. Debugging with GDB 25. Profiling and Tracing 26. Real-Time Programming 27. Index

From where do updates originate?

There are many approaches to software updates. Broadly, I characterize them as the following:

  • Local updates: Performed by a technician who carries the update on a portable medium such as a USB flash drive or an SD card and has to access each system individually.
  • Remote updates: Initiated by the user or a technician locally, but downloaded from a remote server.
  • Over-the-air (OTA) updates: Pushed and managed entirely remotely without any need for local input.

I will begin by describing several approaches to software updates, then I will show an example using Mender.

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