openEuler Embedded 22.03 Release Notes
openEuler Embedded 22.03 is the first official release of openEuler Embedded. This section describes the main features of this version.
Kernel
The kernel is upgraded to 5.10.0-60.17.0.
The kernel supports Preempt-RT patches.
The kernel supports Raspberry Pi 4B patches.
Software Packages
- More than 80 software packages are supported. For details, see Supported Software Packages.
Feature Highlights
The multi-OS hybrid deployment framework supports hybrid deployment of openEuler Embedded and Zephyr. For details, see Multi-OS Hybrid Deployment Framework.
The distributed soft bus is preliminarily integrated. For details, see Distributed Soft Bus.
For details about security hardening, see Security Hardening Description.
Preempt-RT-based soft real-time. For details, see Soft Real-Time System Introduction.
Southbound Ecosystem
- Added support for Raspberry Pi 4B. For details, see Support for Raspberry Pi 4B.
Build System
- openEuler Embedded build system is preliminarily implemented. For details, see Quick Build Guide.
- Containerized build. For details, see Container Build Guide.




