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Duration 14 hours
Course Outline
Yocto Project Foundations for OpenBMC
- Introduction to the Yocto Project and OpenEmbedded frameworks.
- OpenBMC-specific layers, including meta-phosphor, meta-aspeed, and meta-arm.
- Understanding layer priorities and inter-layer dependencies.
- Distribution policies for poky, oe-core, and OpenBMC.
BitBake Deep Dive
- Syntax and structural elements of BitBake recipes.
- Managing tasks, dependencies, and variable flags.
- Utilizing inheritance and bbclass files.
- Debugging recipes effectively using devtool.
Machine and BSP Layers
- Procedure for creating a new machine configuration.
- Integrating device trees for ARM BMC SoCs.
- Customizing kernel recipes.
- Configuring U-Boot for BMC boot sequences.
Image Customization
- Managing image recipes and FEATURES flags.
- Strategies for adding or removing packages.
- Defining partition layouts and flash memory sizes.
- Integrating initramfs and systemd.
Package Management
- Developing 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).
- Leveraging pre-mirrors and local download sources.
- Tuning for parallel builds.
- Managing resources on the build host.
SDK and Cross-Compilation
- Generating the OpenBMC Software Development Kit.
- Cross-compiling applications outside of the bitbake environment.
- Utilizing the devtool add and modify workflows.
- Testing compiled binaries on target hardware.
Layer Maintenance and Upgrades
- Updating layer dependencies efficiently.
- Managing transitions across 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.
- Familiarity with Git and standard Git workflows.
Intended Audience
- Embedded Linux developers.
- Professionals working with Yocto/OpenEmbedded.
- Firmware engineers transitioning their focus to OpenBMC.
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.