Notes from embedded Linux and Yocto work

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.

TALES FROM THE TRENCHES · #1

Debugging an OP-TEE Panic on STM32MP1

How conflicting OP-TEE Device Tree and ETZPC configuration caused an STM32MP1 to panic before Linux booted

Getting Mender OTA Working on Zephyr

Getting Mender OTA working with Zephyr and MCUboot, from device authentication and TLS problems to A/B firmware updates and rollback.

Populating a Partition

Use Yocto and WIC to include a dedicated ext4 data partition in your disk image.

Checking for Security Vulnerabilities in a Yocto Build

Yocto has a useful feature that allows it to automatically check any software packages

.bbappend files in a Yocto Project

How to use .bbappend files in a Yocto Project - A brief guide

Yocto Structure

How to layout the structure of a Yocto project

Overriding Files

How to Override Standard Files in a Yocto Project

Yocto Quick Start

A Quick Guide to Getting Started With The Yocto Project