Linux Kernel Archives

June 9, 2019October 3, 2020Linux Kernel, Technology

Linux kernel timer usage example simple module

In programming timer are used to perform a particular operation at regular interval, or later some time. Linux userspace programming support Alarms to support timing related operations. In this blog post we will discuss how to achieve timer or timing related operations in Kernel space. Linux kernel provides software timer interface in kernel for device […]

May 21, 2019January 2, 2022Linux Kernel, Technology

How to develop simple Linux Character driver

In Linux, the character devices are used for transferring a small amount of data from user space application to Hardware device, similarly, this interface is also used to receive data from Hardware device to userspace application. In this article we develop a simple Linux character driver for Turning on LED connected to Raspberry-Pi GPIO, and […]

April 27, 2019October 3, 2020Linux Kernel, Technology

Linux Kernel module development part-1

Linux kernel module is a piece of code that runs in Linux kernel space, kernel modules can access system hardware, peripheral registers, etc. Kernel modules are used to prevent building entire kernel every time modification is done to code. Kernel modules also used when there is need to interact with kernel data structures like network stack etc. […]