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Course Outline
Yocto Project Foundations 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.
Deep Dive into BitBake
- Anatomy of recipe syntax and structure.
- Managing tasks, dependencies, and variable flags.
- Leveraging inheritance and bbclass files.
- Debugging recipes using devtool.
Machine and BSP Layers
- Establishing new machine configurations.
- Integrating device trees for ARM-based BMC System-on-Chips (SoCs).
- Customizing kernel recipes.
- Configuring U-Boot for BMC boot processes.
Customizing Images
- Utilizing image recipes and FEATURES flags.
- Adding and removing packages as required.
- 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
- Configuring the shared state cache (sstate).
- Utilizing pre-mirrors and local download directories.
- Tuning parallel build processes.
- Managing build host resources efficiently.
SDK and Cross-Compilation
- Generating the OpenBMC SDK.
- Cross-compiling applications independently of bitbake.
- Employing 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.
- Implementing version pinning strategies.
Requirements
- Proficiency with the Linux command line and shell scripting.
- Foundational knowledge of embedded Linux build systems.
- Familiarity with Git and standard Git workflows.
Audience
- Embedded Linux developers.
- Professionals working with Yocto and 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.
