Iran alleges that the United States used pre‑installed firmware backdoors and a device‑level botnet to paralyze core network equipment from Cisco, Juniper and MikroTik, proving that physical internet isolation cannot protect against supply‑chain cyber attacks.
This guide walks through using ESP‑Claw to build a no‑code IoT solution on an ESP32‑S3‑N16R8 board, covering firmware download, flashing, Wi‑Fi and model configuration, IM channel setup, a soil‑moisture demo, and a comparison with traditional coding approaches.
The article examines the evolving demands of AI‑driven data‑center servers, the limitations of traditional BMC chips, and how Alibaba Cloud’s self‑designed CMU610 chip combined with a Zephyr‑based OpenBMC firmware delivers a highly integrated, cost‑effective solution that reshapes server management.
This article explains how event‑driven programming and state‑machine concepts can be applied to microcontroller firmware, compares a simple flag‑based approach with a message‑queue solution, and presents a reusable GF1.0 framework that combines ISR, message buffering, and a main state machine for robust embedded systems.
A bootloader is the first program executed when a device powers on, checking hardware, initializing memory, locating the operating system, and handing control over, while also providing a recovery path and enabling developers to perform low‑level modifications.
The second Firmware Technology Summit in Changsha, co‑hosted by Volcano Engine and Alibaba Cloud, gathered over 200 experts to showcase cloud firmware 3.0, OpenSFI, Efistub, AI‑focused RAS, and a new IPMI‑HTTPS security model, highlighting open‑source collaboration and industry standards for next‑gen hardware‑software integration.
This article explains why many consider embedded development difficult, then walks through systematic steps for reproducing, locating, analyzing, and resolving typical embedded bugs—including logging, online debugging, version rollback, binary commenting, register snapshots, and regression testing—to help engineers troubleshoot effectively.
This article walks through the complete boot sequence—from the UEFI firmware that runs after power‑on, through the boot manager and BootOrder variables, to the systemd‑boot loader loading initrd and the Linux kernel, explaining each component and its role in detail.
This article explains how the Linux kernel detects physical memory during boot by leveraging the E820 mechanism, where firmware reports memory ranges via interrupt 15H, enabling the kernel to map usable memory addresses for subsequent allocation.
This article explains the complete boot sequence from powering on a PC, through UEFI firmware and the boot manager, to loading systemd‑boot as the boot loader and finally transferring control to the Linux kernel’s first executable code, detailing each component and its role.
This article explains the full boot sequence from power‑on through UEFI firmware, the boot manager, and the systemd-boot loader, detailing how PE32+ UEFI applications, BootOrder variables, and EFI_BOOT_SERVICES functions load and start the Linux kernel.
The 2023 Firmware Industry Innovation Summit in Hangzhou gathered over a hundred experts from leading Chinese tech firms to discuss firmware standardization, unveil Alibaba Cloud's open‑source firmware testing platform and PCIe Switch firmware breakthroughs, and outline the future role of open ecosystems in AI‑driven server infrastructure.
This article explains a systematic firmware version numbering scheme—including project name, major/minor versions, build ID, and release type—provides a detailed table of the format, shows a concrete example, and offers best‑practice tips for linking each image to its corresponding Git commit.
Google has rebuilt the protected virtual‑machine firmware of its Android virtualization framework in Rust, highlighting the language’s safety benefits, productivity gains, and the broader push from both industry and the U.S. government to eliminate memory‑safety bugs in critical software.
This guide explains why embedded development seems difficult and provides a systematic approach to reproducing, locating, analyzing, and resolving typical embedded problems—including simulation conditions, log printing, online debugging, version rollback, binary search commenting, register snapshots, stack overflow, and hardware quirks—plus regression testing and experience summary.
This article explains the motivation, design, advantages, implementation details, and future roadmap of HTTPBOOT—a Linux‑based, high‑stability, high‑compatibility network boot solution developed by ByteDance’s STE and ICS teams to replace traditional UEFI+PXE provisioning.
This article provides an overview of China’s Xinchuang (information technology innovation) ecosystem, explaining the concepts and classifications of operating systems, middleware, databases, and firmware, presenting market share statistics, and highlighting the key components that shape the industry’s autonomous and secure IT landscape.
This article outlines five typical errors that plague embedded firmware—race conditions, non‑reentrant functions, missing volatile qualifiers, stack overflows, and heap fragmentation—and provides concrete best‑practice guidelines to detect, avoid, and mitigate each issue.
This article provides a concise overview of China’s Xinchuang (information technology innovation) ecosystem, explaining the roles and classifications of operating systems, middleware, databases, and firmware, while highlighting global OS market shares and the strategic importance of each layer for national information security.
This article presents seven practical, long‑term strategies—such as ROM filling, CRC checks, RAM validation, stack monitoring, MPU usage, robust watchdog design, and avoiding volatile memory allocation—to help embedded engineers build more reliable firmware and catch abnormal behavior early.
This guide explains a practical method for storing software version, compilation date, and time directly in a designated Flash address using Keil MDK, covering the necessary __attribute__ syntax, code examples, and tips to reduce firmware size.
This article explains the Management Component Transport Protocol (MCTP), its Linux address family implementation AF_MCTP, driver and network configuration steps, socket programming examples, debugging techniques, and real‑world applications for component monitoring and management in firmware ecosystems.
This article provides a comprehensive overview of China’s Xinchuang (information technology innovation) industry, explaining its core components—hardware, operating systems, middleware, databases, and firmware—while highlighting market share trends, classification schemes, and the strategic importance of each layer for national information security.
The article explains UEFI’s seven‑phase boot process, its open‑source EDK2 implementation, and how its modular drivers, event‑driven multitasking, and extensible services differ from traditional embedded bootloaders such as u‑boot or LK, making UEFI better suited for complex devices like smartphones.
The article provides a comprehensive analysis of China's enterprise SSD market in 2021, detailing six business models, key component manufacturers, NAND flash market shares, firmware importance, and the impact of AI, big data, and 5G on storage demand, while also highlighting major players such as Intel, Samsung, and Yangtze Memory.
This article provides an in‑depth overview of BIOS and BMC firmware, explaining their technical fundamentals, the evolution from legacy BIOS to UEFI, the global market size, the competitive landscape of major vendors, and the specific role of Chinese firm Baiao within the X86 ecosystem.
This article provides a detailed overview of BIOS, BMC, and UEFI technologies, explains their functions and differences, examines the global firmware market size, outlines the industry supply chain, and profiles major vendors such as AMI, Phoenix, Insyde, and Easytec.
Regardless of whether you use Windows, macOS, or Linux, the distinction between firmware, drivers, and software lies in their design purpose: firmware gives hardware life, drivers act as intermediaries between OS and hardware, and software operates atop the OS to indirectly control hardware.
This article explains the distinct roles of firmware, drivers, and software, describing how firmware lives in ROM to control hardware, drivers act as translators between the OS and devices, and software runs on top of the operating system to provide user-facing functionality.
The Linux kernel’s Firmware Subsystem, built on sysfs and uevent, provides a layered mechanism—checking built‑in firmware, cache, default directories, then invoking a user‑space helper—to transfer firmware binaries from user space to drivers via request_firmware APIs, with asynchronous and direct options and timeout handling.
This article provides a comprehensive analysis of the BIOS and BMC firmware ecosystem, covering technical fundamentals, the value chain from CPU to end devices, market size estimates, major global and Chinese vendors, and the risks and investment opportunities shaping the industry.
TencentOS Tiny is an open‑source, ultra‑lightweight real‑time OS for IoT devices that abstracts hardware, provides secure identity, modular networking, OTA updates, low‑power management, and dynamic ELF loading, supporting dozens of MCUs and enabling rapid integration with Tencent Cloud or private clouds across diverse verticals.
On August 6, a Swiss engineer uploaded roughly 20 GB of Intel’s internal firmware source code and confidential documents to a public file‑sharing site, prompting Intel to investigate the breach, deny a backdoor, and attribute the leak to a privileged user of its Resource and Design Center.
This article explores the fundamental role of BIOS and BMC firmware in computer systems, explains EFI/UEFI evolution, maps the industry chain from CPU to end‑devices, analyzes market size, profiles major vendors such as AMI, Phoenix, Insyde and Zhuoyi, and highlights risks and growth opportunities in the firmware sector.
This article provides an in‑depth overview of BIOS and BMC firmware, explaining their functions, differences between legacy BIOS, UEFI, and IPMI, and analyzing the global market size, competitive landscape, and major companies such as AMI, Phoenix, Insyde, and China’s Baiao.
This article explains how UEFI, the Unified Extensible Firmware Interface, supersedes traditional BIOS by offering faster boot times, enhanced security through separate boot partitions and Secure Boot, graphical interfaces, greater storage capacity, and more flexible boot options for modern computers.
This article provides a detailed technical overview of server classifications, hardware components, measurement units, firmware, networking, storage standards, performance benchmarks, and management protocols, offering readers a solid foundation for understanding modern server systems and their operational considerations.
This guide details how to inspect the device's flash for system files, detect a missing SD card, upload the system software via FTP, configure the boot file to point to the SD card, and complete the startup sequence to restore normal network operation.
This guide explains how to build OpenWrt 15.05 for the NEWIFI D1 router, covering its hardware specs, known bugs, required source modifications, and step‑by‑step compilation instructions so hobbyists can get a functional firmware image.
