Subsystems

• Compilation and Building
  • Compilation and Building Guide
  • Build System Coding Specifications and Best Practices
  • Building the Kconfig Visual Configuration
  • Related Operations
    • Building a Product
    • Building a Subsystem
    • Building a Component
    • Component Building Specifications
    • Building a Module
    • Building a Chipset Solution
    • Configuring Features
    • Configuring System Capabilities
    • Setting deps and external_deps
    • Information Collected by the Open Source Software Notice
    • Configuring Parameters for Accelerating Local Build
    • Viewing Ninja Build Information
    • HAP Build Guide
    • Rust Build Guide
      • Rust Module Configuration Rules and Guide
      • Using Interactive Tools
      • Using Cargo2gn
    • FAQs
• ArkCompiler Development
• ArkUI
  • Window Title Bar Customization Development (ArkTS)
  • Window Title Bar Customization Development (C++)
• Small-System Graphics
  • Overview of Small-System Graphics
  • Common Component Development
  • Container Component Development
  • Development of Layout Container Components
  • Animator Development
    • Using Qt Creator on Windows
    • Small-System Graphics Framework Integration
• Multimedia
  • Camera
    • Camera Overview
    • Photographing Development
    • Video Recording Development
    • Previewing Development
  • Audio/Video
    • Audio/Video Overview
    • Audio/Video Playback Development
    • Audio/Video Recording Development
• Utils Development
• AI
  • AI Framework Development
  • Neural Network Runtime Device Access
• Sensor
  • Sensor Overview
  • Sensor Usage Guidelines
  • Sensor Usage Example
• Application Framework
  • Application Framework Overview
  • Setting Up a Development Environment
  • Development Guidelines
  • Development Example
• OTA Update
• Telephony
  • Telephony Overview
  • Telephony Development
• Security
  • Security Overview
  • Development on Application Signature Verification
  • Development on Application Permission Management
  • IPC Authentication Development
  • Development on Device Security Level Management
  • HUKS Development
  • Application Privilege Configuration
  • Configuration of Pre-installed Applications
    • OpenHarmony SELinux Development
      • OpenHarmony SELinux Overview
      • OpenHarmony SELinux Development
      • Compiling and Loading OpenHarmony SELinux
      • OpenHarmony SELinux Development Guides
        • Configuring an OpenHarmony SELinux Policy for a Process
        • Configuring an OpenHarmony SELinux Policy for a File
        • Configuring an OpenHarmony SELinux Policy for a Parameter
        • Configuring an OpenHarmony SELinux Policy for a an SA or HDF Service
      • OpenHarmony SELinux APIs
      • OpenHarmony SELinux Check
      • OpenHarmony SELinux FAQs
      • OpenHarmony SELinux Checklist
• Startup
  • Startup
  • Device Boot
  • init Module
    • init Configuration File
    • Job Management
    • Service Management
    • Parameter Management
    • Sandbox Management
    • Plug-in Management
    • Component-based Startup
    • init Run Log Standardization
    • Seccomp Policy Development
    • DeviceInfo Adaptation
    • ueventd
  • appspawn Module
  • bootstrap Module
  • init Module FAQs
• DFX
  • DFX Overview
  • HiLog Development
  • HiLog_Lite Development
  • HiTraceChain Development
  • HiTraceMeter Development
  • HiCollie Development
  • HiSysEvent
    • HiSysEvent Overview
    • HiSysEvent Logging Configuration
    • HiSysEvent Logging
    • HiSysEvent Listening
    • HiSysEvent Query
    • HiSysEvent Tool Usage
  • HiChecker Development
  • FaultLogger Development
  • Hiview Development
• R&D Tools
  • bytrace
  • hdc
  • hiperf
  • HiDumper
• Power
  • Display Management
    • System Brightness Customization
  • Battery Management
    • Battery Level and LED Color Mapping Customization
    • Battery Temperature Protection Customization
    • Battery Level Customization
    • Battery Vibrator Customization
    • Charging Current and Voltage Limit Customization
    • Charging Type Customization
    • Power-off Charging Animation Customization
    • General Framework for Battery Kernel Node Read/Write
    • uevent Customization
  • Power Consumption Statistics
    • Power Consumption Statistics Customization
  • Thermal Management
    • Charging Idle State Customization
    • Thermal Control Customization
    • Thermal Detection Customization
    • Thermal Level Customization
    • Thermal Log Customization
    • Thermal Policy Customization
    • Thermal Scene Customization
  • Power Management
    • Power Mode Customization
    • Default Hibernation Behavior Customization
    • Wakeup Source Customization
    • Power Vibrator Customization
    • Power Wakeup Action Source Customization