"Linux Device Drivers Series" tag
Module interractions

Device Drivers, Part 17: Module Interactions

This article, which is part of the series on Linux device drivers, demonstrates various interactions with a Linux module. As Shweta and Pugs gear up for their final semester’s project on Linux drivers,…

The virtual FS

Device Drivers, Part 16: Kernel Window — Peeping through /proc

This article, which is part of the series on Linux device drivers, demonstrates the creation and usage of files under the /proc virtual filesystem. After many months, Shweta and Pugs got together for…

Disk on RAM?

Device Drivers, Part 15: Disk on RAM — Playing with Block Drivers

This article, which is part of the series on Linux device drivers, experiments with a dummy hard disk on RAM to demonstrate how block drivers work. After a delicious lunch, theory makes the…

Inside the hard drive

Device Drivers, Part 14: A Dive Inside the Hard Disk for Understanding Partitions

This article, which is part of the series on Linux device drivers, takes you on a tour inside a hard disk. “Doesn’t it sound like a mechanical engineering subject: The design of the…

USB device drivers

Device Drivers, Part 13: Data Transfer to and from USB Devices

This article, which is part of the series on Linux device drivers, continues from the previous two articles. It details the ultimate step of data transfer to and from a USB device, using…

USB Devices in Linux

Device Drivers, Part 12: USB Drivers in Linux Continued

The 12th part of the series on Linux device drivers takes you further along the path to writing your first USB driver in Linux — a continuation from the previous article. Pugs continued,…

Let's ride the USB

Device Drivers, Part 11: USB Drivers in Linux

This article, which is part of the series on Linux device drivers, gets you started with writing your first USB driver in Linux. Pugs’ pen drive was the device Shweta was playing with,…

Debug that!

Device Drivers, Part 10: Kernel-Space Debuggers in Linux

This article, which is part of the series on Linux device drivers, talks about kernel-space debugging in Linux. Shweta, back from hospital, was relaxing in the library, reading various books. Ever since she…

Input/Output

Device Drivers, Part 9: I/O Control in Linux

This article, which is part of the series on Linux device drivers, talks about the typical ioctl() implementation and usage in Linux. “Get me a laptop, and tell me about the x86 hardware…

Hardware access kit

Device Drivers, Part 8: Accessing x86-Specific I/O-Mapped Hardware

This article, which is part of the series on Linux device drivers, continues the discussion on accessing hardware in Linux. The second day in the Linux device drivers’ laboratory was expected to be…

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