Article by Ayman Alheraki on January 11 2026 10:35 AM
Developing drivers for peripheral computer units, such as graphics, network, and sound cards, requires powerful, low-level programming languages that allow direct access to and efficient, safe control of hardware. Below are the key programming languages used for creating drivers to connect these devices to operating systems:
Why It’s Used: C is one of the most widely used languages in driver development due to its speed and proximity to hardware. It provides the necessary low-level control over memory and hardware, making it ideal for writing drivers.
Applications: C is primarily used for driver development on major operating systems like Windows and Linux, with most core hardware drivers written in this language.
Why It’s Used: C++ is sometimes used for more complex designs and provides object-oriented programming support, which can help structure driver architecture more effectively.
Applications: While less common than C in hardware drivers, C++ is used in certain Windows drivers and advanced drivers that benefit from standard C++ libraries.
Why It’s Used: Assembly offers precise control over the CPU and hardware, making it suitable for critical parts of drivers, especially where specific, low-level instructions are needed for hardware components.
Applications: Assembly is often used in conjunction with C in specific driver sections for operating systems like graphics card drivers that require high responsiveness or direct low-level operations.
Why It’s Used: Rust is known for its memory safety guarantees, making it a modern and robust choice for writing drivers more securely than C or C++.
Applications: Rust is gradually being adopted for certain Linux driver projects, and there are ongoing experiments to include it in the Linux kernel, which could lead to increased use in future driver development.
Why It’s Used: Python is used occasionally in driver development for testing and prototyping due to its simplicity and ease of writing code. However, it is not suitable for final drivers that require high performance.
Applications: Python, combined with tools like PyUDev, is used to test hardware interactions or develop support tools for drivers, although it is not a primary language for driver creation.
Why It’s Used: In Windows environments, C# is occasionally used for high-level drivers that interact with specific features, such as APIs or helper tools, but not for direct hardware control.
Applications: C# is used in some software tools that interact with hardware drivers on Windows, though it is generally not used for core driver programming.
When developing hardware drivers, developers need to follow the licensing requirements imposed by operating systems. For example:
Windows: Uses the Windows Driver Kit (WDK) and requires driver signing.
Linux: Adheres to the GPL license, which sometimes requires open-source code distribution.
In summary, C is the most commonly used language for hardware driver development due to its proximity to hardware and control efficiency, while Rust has emerged as a modern alternative with enhanced memory safety.