Understanding sysfs and USB: A Comprehensive Guide for Developers
In the world of Linux, sysfs and USB play crucial roles in system management and device interaction. … Read more
Linux Kernel
Linux Kernel
Cross Compilation of Linux kernel for Raspberry Pi 3 and Load It
For this post, we assume that you already have a working root filesystem as we did in … Read more
DTS (Device Tree) File Syntax
A Device Tree Source (DTS) file is used in the context of the Linux kernel to describe … Read more
Solved: WARNING: irq-gic-v3.c gic_irq_domain_translate kernel messages
If your are working to port the kernel versions or port the kernels to different platforms, during … Read more
How to override the value of a property in DTS ?
With the continuation of our previous post, where we tried to understand the syntax of DTS files, … Read more
How to wakeup Android using ADB commands ?
If the display of your android device is turned off due to device entering into sleep state, … Read more
Understanding Linux Kernel GPIO API’s
Request the GPIO GPIOs must be allocated before use, though the current implementation does not enforce this … Read more
How to obtain kernel config.gz of Running Linux / Android Device ?
If we want to check what is the default kernel configuration our device is using, the Linux … Read more
How to print logs on Single Line using PrintK in Kernel ?
In Linux kernel or device drivers if you are using printk, by default every message we pass … Read more
Passing command line Arguments / Parameters to Linux kernel module
In Our previous post, “Writing first Linux kernel Module” We learned how to write a simple Linux … Read more
Writing First Linux kernel Module
We will try to understand the simple kernel driver, its compilation and ways to load the kernel … Read more
Understanding Linux LED Sysfs Class architecture
The LED class just allows control of LEDs from userspace. LEDs appear in /sys/class/leds/. In this post … Read more