Source: cnBeta Link: https://www.cnbeta.com.tw/articles/tech/1520874.htm Did you know? 34 years ago, one of the most significant software projects in history was born from an unassuming post in a Usenet newsgroup. This project is the Linux kernel. At the time, 21-year-old Linus Torvalds stated that it was just a hobby and would not grow into a professional … Read more
Armbian, a lightweight Linux distribution optimized for ARM architecture single-board computers, has officially released version 25.8.1. This update is undoubtedly a significant upgrade for developers, enthusiasts, and embedded players who rely on SBCs (Single Board Computers). ⚙️ Kernel and Firmware Updates At the core system level, Armbian has introduced a brand new kernel upgrade. Most … Read more
Did you know? 34 years ago today, one of the most important software projects in history was born from an unassuming post in a Usenet newsgroup. This project is the Linux kernel. At the time, 21-year-old Linus Torvalds stated that it was just a hobby and would not grow or become a professional project; clearly, … Read more
Comprehensive Guide to Linux Driver Debugging: 10 Debugging Methods from Beginner to Expert Debugging is an essential part of the Linux driver development process. Since drivers operate in kernel space, traditional user-space debugging tools are often inadequate, necessitating the use of specialized debugging techniques and tools. This article will detail various methods for debugging Linux … Read more
(Click the blue text above to quickly follow us) Source: Vamei (@Vamei) Link: http://www.cnblogs.com/vamei/archive/2012/09/05/2672039.html The process of booting a computer is a mysterious one. We simply press the power button and see a progress bar or lines of output on the screen until we reach the login interface. However, the booting process is also exceptionally … Read more
1.1 What is a Network Device 1. A network device is primarily responsible for sending and receiving network data packets. It transmits data packets received from upper-layer protocols using a specific media access control method and passes the received data packets to upper-layer protocols. The network interface is the third category of standard devices in … Read more
From routers to smart speakers and industrial controllers, the flexibility of Linux and the prevalence of low-cost processors have made it a paradise for developers. Even more astonishing is that in China, you can currently buy a development board capable of running Linux for less than 100 yuan, which is practically a steal. The goal … Read more
1. Background To develop an embedded Linux application based on the MPU, it is necessary to configure the cross-compilation toolchain and port uboot + kernel. Development Environment: Windows 11 + VM16 + Ubuntu 16 2. Installation Steps 2.1 Install VMware 16 2.2 Install Ubuntu System ubuntu-16.04.5-desktop-amd64.iso 2.3 Install VMware Tools Shared Folder sudo vmhgfs-fuse .host://mnt/hgfs … Read more
1.What is a Block Device Driver A block device driver is used to operate storage devices such as hard disks. 1.1 Concept of Block Device DriversDevices that can randomly access fixed-size data chunks (1 block = 512 bytes) are called block devices. Block device files are generally used in a way that mounts a file … Read more
1. Introduction Previously, we completed the design and source code implementation of the storage layout and loader. Now we will practice and test loading the image from SPIFLASH into SDRAM for execution. Of course, during debugging, we can also directly transfer the image to SDRAM using xmodem for direct execution. See the code at:https://github.com/qinyunti/stm32f429-boot.git Please … Read more
