Notes from embedded Linux and Yocto work

Yocto Quick Start

A Quick Guide to Getting Started With The Yocto Project

Hello World, 20 Different Ways: A Collection of Yocto Recipe Examples

A collection of practical Yocto recipe examples demonstrating C, CMake, Meson, Rust, Python, Git source fetching, dependencies and packaging.

Inspecting and Editing Device Trees with VS Code

Using a VS Code extension to preview the final merged Linux Device Tree while retaining the source of properties, nodes and overrides.

TALES FROM THE TRENCHES · #5

PARTUUID, UUID and PARTLABEL: When a Partition Has Too Many Names

Converting a system to A/B root filesystems and changing UUIDs

Building a Matter Light switch with Yocto: From a String of LEDs to Apple Home

A Lego house, a cheap Raspberry Pi Zero W and a string of LEDs led to a deep dive into integrating Matter with Yocto, from GN and BitBake to GPIO control, commissioning and persistent Matter state.

TALES FROM THE TRENCHES · #4

One Yocto Machine, Several WIC Layouts

Selecting different Yocto WIC partition layouts by image purpose and deployment target, while keeping a sensible machine-level default

Yocto Cheat Sheet: BitBake Commands, Recipes, Variables and Debugging

A practical Yocto cheat sheet covering common BitBake commands, recipes, bbappend files, variables, packages, debugging and useful build paths.

TALES FROM THE TRENCHES · #3

Speeding up Flashing eMMC for the STM32MP1

Improving the time to flash eMMC by replacing STM32CubeProgrammer with snagboot

TALES FROM THE TRENCHES · #2

Resizing an Embedded Linux Filesystem on First Boot

Automatically expanding a Yocto root filesystem on first boot, from repairing the GPT through to resizing the ext4 filesystem.