In this paper the author going to present , The design and implementation of a CubieBoard Operating System (CBOS) on ARM (Advanced RISC Machine) platform in technical details, including boot loader design -UBOOT, building the Kernel -uImage, design of root file system and init process. The Single Board Computer Operating System (SBC OS) is developed on Linux platform with GNU tool chain. The system is mainly designed for the purpose of technical research and curriculum based teaching and

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... s to learn, study and more readable, of which the source codes can be provided to students, guiding them to design tiny operating system on ARM platform from scratch.