Embedded Prep

Tag: user space vs kernel space Linux

  • Master Drivers in Linux | Ultimate Guide to I2C, SPI, and GPIO (2026)

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    by

    Raj Kumar
    in

    Learn Drivers in Linux with a beginner-friendly guide covering device driver types, kernel interaction, hardware access, and real-world examples. If you’ve ever wondered how Linux communicates with the hardware inside your computer or embedded system, the answer lies in drivers in Linux. Drivers are the bridge between the operating system and the hardware, allowing your…

  • Master Hardware Access in Linux (2026)

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    by

    Raj Kumar
    in

    Learn hardware access from basics to advanced, including MMIO, port mapped I/O, device addresses, and user space access in Linux. Hardware access is the foundation of how software communicates with real physical devices inside a computer or embedded system. Whether it is reading data from a sensor, sending audio to a speaker, or controlling a…