Technical requirements

To work through the examples, make sure you have the following:

• An Ubuntu 24.04 or later LTS host system with device-tree-compiler, git, make, patch, and u-boot-tools installed
• A Bootlin toolchain for BeaglePlay from Chapter 2
• A microSD card reader and card
• A USB-to-TTL serial cable with a 3.3 V logic level
• BeaglePlay
• A 5 V USB-C power supply capable of delivering 3 A

All of the code for this chapter can be found in the Chapter03 folder from the book’s GitHub repository: https://github.com/PacktPublishing/Mastering-Embedded-Linux-Development/tree/main/Chapter03.