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firmware

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ByteDance SYS Tech
ByteDance SYS Tech
May 28, 2025 · Cloud Computing

How Cloud Firmware 3.0 Is Powering AI‑Driven Data‑Center Reliability

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.

AIOpen-sourceOpenBMC
0 likes · 8 min read
How Cloud Firmware 3.0 Is Powering AI‑Driven Data‑Center Reliability
Refining Core Development Skills
Refining Core Development Skills
Feb 19, 2025 · Operations

Linux Kernel Memory Detection via E820 Mechanism

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.

E820Linux KernelMemory Management
0 likes · 8 min read
Linux Kernel Memory Detection via E820 Mechanism
IT Services Circle
IT Services Circle
Sep 12, 2024 · Fundamentals

Designing a Structured Firmware Version Number Format

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.

Naming ConventionVersioningbuild-id
0 likes · 5 min read
Designing a Structured Firmware Version Number Format
ByteDance SYS Tech
ByteDance SYS Tech
Mar 13, 2024 · Operations

How HTTPBOOT Revolutionizes Server Provisioning at ByteDance

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.

LinuxBootServer Provisioningboot
0 likes · 13 min read
How HTTPBOOT Revolutionizes Server Provisioning at ByteDance
ByteDance SYS Tech
ByteDance SYS Tech
Aug 18, 2023 · Fundamentals

Unlocking Board‑Level Communication: A Practical Guide to MCTP and AF_MCTP on Linux

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.

AF_MCTPLinux KernelMCTP
0 likes · 10 min read
Unlocking Board‑Level Communication: A Practical Guide to MCTP and AF_MCTP on Linux
OPPO Kernel Craftsman
OPPO Kernel Craftsman
May 31, 2022 · Fundamentals

Introduction to UEFI Boot Process and Its Implementation in Embedded Systems

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.

BootloaderEDK2Embedded Systems
0 likes · 13 min read
Introduction to UEFI Boot Process and Its Implementation in Embedded Systems
Architects' Tech Alliance
Architects' Tech Alliance
Mar 5, 2022 · Fundamentals

2021 China Enterprise SSD Industry Development Insights

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.

5GAIEnterprise Storage
0 likes · 8 min read
2021 China Enterprise SSD Industry Development Insights
IT Architects Alliance
IT Architects Alliance
Jan 18, 2022 · Fundamentals

Comprehensive Analysis of the BIOS and BMC Industry Ecosystem

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.

BIOSBMCfirmware
0 likes · 14 min read
Comprehensive Analysis of the BIOS and BMC Industry Ecosystem
OPPO Kernel Craftsman
OPPO Kernel Craftsman
Mar 12, 2021 · Fundamentals

Overview and Implementation Mechanisms of the Linux Firmware Subsystem

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.

Device DriversLinuxUevent
0 likes · 8 min read
Overview and Implementation Mechanisms of the Linux Firmware Subsystem
Tencent Cloud Developer
Tencent Cloud Developer
Nov 4, 2020 · Fundamentals

TencentOS Tiny: Architecture, Core Technologies, and Ecosystem Overview

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.

Embedded SystemsIoTLow Power
0 likes · 28 min read
TencentOS Tiny: Architecture, Core Technologies, and Ecosystem Overview
Architects' Tech Alliance
Architects' Tech Alliance
May 24, 2018 · Fundamentals

Comprehensive Overview of Server Architecture, Hardware Components, and Industry Standards

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.

HardwareServer Architecturefirmware
0 likes · 16 min read
Comprehensive Overview of Server Architecture, Hardware Components, and Industry Standards
Practical DevOps Architecture
Practical DevOps Architecture
Sep 22, 2016 · Operations

BootROM File Management and SD Card Boot Configuration Procedure

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.

BootROMEmbedded SystemsSD Card
0 likes · 3 min read
BootROM File Management and SD Card Boot Configuration Procedure