This is the Series on Linux Device Driver. The aim of this series is to provide easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 24 – Read Write Spinlock in Linux Kernel (Spinlock Part 2). Prerequisites In the example section, I had used Kthread to explain Mutex. If […]
This is the Series on Linux Device Driver. The aim of this series is to provide easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 23 – Spinlock in Linux Kernel Part 1. Prerequisites In the example section, I had used Kthread to explain Mutex. If you don’t know […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 22 – Mutex in Linux Kernel. Prerequisites In the example section, I had used Kthread to explain Mutex. If you don’t know what […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 21 – Tasklets Dynamic Method Tutorial. Prerequisites This is the continuation of Interrupts in Linux Kernel. So I’d suggest you to know some […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 20 – Tasklet Static Method Tutorial. Prerequisites This is the continuation of Interrupts in Linux Kernel. So I’d suggest you to know some […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. This is the Linux Device Driver Tutorial Part 19 – Kernel Thread. Process An executing instance of a program is called a process. Some operating systems use the term ‘task‘ to […]
The Linux kernel contains a very useful macro named “container_of”. This article is about Understanding of container_of macro in Linux kernel. This article includes a simple program that illustrates how this macro is used, and explains why it is so useful. Understanding of container_of macro in Linux kernel Introduction Now we will assume that we have […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. In our previous tutorial we have seen the functions used in Kernel Linked List. So this is the Linux Device Driver Tutorial Part 18 – Example Linked List in Linux Kernel which is continuation […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. In our previous tutorials we have seen work queue. So this is the Linux Device Driver Tutorial Part 17 – Linked List in Linux Kernel Part 1. Linux Device Driver Tutorial Part 17 […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. In our previous tutorials we have used Global work queue. But in this tutorial we are going to use our own work queue in Linux device driver. Work queue in Linux […]
This is the Series on Linux Device Driver. The aim of this series is to provide the easy and practical examples that anyone can understand. In our previous tutorial we have seen the Workqueue using Static method through Device Driver Programming. Now we are going to see Linux Device Driver Tutorial Part 15 – Workqueue in Linux (Dynamic Creation […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 14 of Linux device driver tutorial. In our previous tutorial we have seen the Example of Interrupt through Device Driver Programming. Now we will see one of the Bottomhalf […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 13 of Linux device driver tutorial. In our previous tutorial we have seen the What is an Interrupt and How it works through theory. Now we will see Interrupt Example […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 12 of Linux device driver tutorial. In our previous tutorial we have seen the Sysfs. Now we will see about Interrupts in Linux kernel. Interrupts in Linux kernel This tutorial […]
If you are a fresher to the Embedded, Obviously you have been asked this question. What are the stages of compilation process and Memory Layout of the program. So in this tutorial we are going to discuss Compilation Steps and Memory Layout of the C Program. Compilation Steps and Memory Layout of the C Program […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 10 of Linux device driver tutorial. Now we will discuss WaitQueue in Linux. WaitQueue in Linux Introduction When you write a Linux Driver or Module or Kernel Program, Some […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 9 of Linux device driver tutorial. Now we will discuss ProcFS in Linux. Introduction Operating system segregates virtual memory into kernel space and user space. Kernel space is strictly reserved for running the […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 8 of Linux device driver tutorial. Now we will discuss IOCTL Tutorial in Linux. Introduction Operating system segregates virtual memory into kernel space and user space. Kernel space is strictly reserved for running […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 7 of Linux device driver tutorial. In this tutorial we will discuss Linux Device Driver Tutorial Programming. From our previous tutorials, we know about major, minor number, device file […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation.This is the Part 6 of Linux device driver tutorial. In this tutorial we will discuss Cdev structure and File Operations of Character drivers. Based on our previous tutorial, we know about major, […]
This article is a continuation of the Series on Linux Device Driver, and carries on the discussion on character drivers and their implementation. In this tutorial we will discuss Device File Creation for Character Drivers. Device File Creation for Character Drivers In our Last tutorial we have seen how to assign major and minor number. But […]
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