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Course Outline
Yocto Project Foundations for OpenBMC
- Introduction to the Yocto Project and OpenEmbedded ecosystems.
- Examining OpenBMC-specific layers: meta-phosphor, meta-aspeed, and meta-arm.
- Understanding layer priorities and dependency management.
- Distribution policies covering poky, oe-core, and OpenBMC.
BitBake Deep Dive
- Analyzing recipe syntax and internal structure.
- Managing tasks, dependencies, and variable flags.
- Utilizing inheritance and bbclass files.
- Techniques for debugging recipes using devtool.
Machine and BSP Layers
- Developing new machine configurations from scratch.
- Integrating device trees for ARM-based BMC SoCs.
- Customizing kernel recipes for specific needs.
- Configuring U-Boot for robust BMC boot sequences.
Customizing Images
- Working with image recipes and FEATURES flags.
- Adding or removing packages as required.
- Defining partition layouts and managing flash sizes.
- Integrating initramfs and systemd services.
Package Management
- Creating recipes for custom C++ sdbusplus services.
- Packaging Python applications for deployment.
- Deploying Systemd unit files effectively.
- Ensuring license compliance and managing COPYING files.
Build Optimization
- Configuring the shared state (sstate) cache for efficiency.
- Leveraging pre-mirrors and local download strategies.
- Tuning parallel build processes.
- Managing resources on the build host.
SDK and Cross-Compilation
- Generating the OpenBMC Software Development Kit.
- Cross-compiling applications independently of bitbake.
- Applying the devtool add/modify workflow.
- Testing compiled binaries on target hardware.
Layer Maintenance and Upgrades
- Maintaining and updating layer dependencies.
- Managing transitions between upstream Yocto releases.
- Backporting patches and applying security fixes.
- Implementing version pinning strategies.
Requirements
- Proficiency with the Linux command line and shell scripting.
- A foundational understanding of embedded Linux build systems.
- Experience with Git and standard Git workflows.
Target Audience
- Embedded Linux developers.
- Professionals working with Yocto/OpenEmbedded.
- Firmware engineers looking to transition into OpenBMC development.
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.