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Course Outline
Foundations of the Yocto Project for OpenBMC
- Overview of the Yocto Project and OpenEmbedded.
- OpenBMC-specific layers: meta-phosphor, meta-aspeed, and meta-arm.
- Understanding layer priorities and dependencies.
- Insights into poky, oe-core, and OpenBMC distribution policies.
In-Depth Analysis of BitBake
- Recipe syntax and structural components.
- Tasks, dependencies, and variable flags.
- Use of inheritance and bbclass files.
- Debugging recipes using the devtool utility.
Machine and BSP Layers
- Creating new machine configurations.
- Integrating device trees for ARM-based BMC SoCs.
- Customizing kernel recipes.
- Configuring U-Boot for BMC boot processes.
Customizing Images
- Working with image recipes and FEATURE flags.
- Adding and removing packages.
- Defining partition layouts and flash sizes.
- Integrating initramfs and systemd.
Package Management
- Writing recipes for custom C++ sdbusplus services.
- Packaging Python applications.
- Deploying systemd unit files.
- Ensuring license compliance and managing COPYING files.
Build Optimization Techniques
- Configuring the shared state cache (sstate).
- Leveraging pre-mirrors and local downloads.
- Tuning parallel builds for efficiency.
- Managing build host resources effectively.
SDK Development and Cross-Compilation
- Generating the OpenBMC SDK.
- Cross-compiling applications outside of BitBake.
- Utilizing the devtool add/modify workflow.
- Testing binaries on target hardware.
Layer Maintenance and Upgrades
- Updating layer dependencies.
- Handling upstream Yocto releases.
- Backporting patches and security fixes.
- Strategies for version pinning.
Requirements
- Proficiency with the Linux command line and shell scripting.
- Basic understanding of embedded Linux build systems.
- Familiarity with Git version control and standard workflows.
Target Audience
- Embedded Linux developers.
- Practitioners working with Yocto/OpenEmbedded.
- Firmware engineers transitioning to the OpenBMC ecosystem.
14 Hours
Testimonials (4)
experienced trainer
Monika Biskupska - Osrodek Przetwarzania Informacji - Panstwowy Instytut Badawczy
Course - Kubernetes Security Fundamentals (LFS460)
trainer has hands-on knowledge
- Osrodek Przetwarzania Informacji - Panstwowy Instytut Badawczy
Course - Kubernetes for App Developers (LFD459)
A very good and easy-to-use virtual solution (DA DESKTOP).
HEITOR GAVA - Motorola Solutions Ltda
Course - Quick Introduction to Hypervisor and KVM
Tyler is very knowledgable and shared his valuable experience in Lustre administration with us.