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4.4.9. OTA

• 4.4.9.1. OTA Functionality and Introduction
  • Overview and Introduction
  • System Partition Table
  • Detailed Functional Description
    • Seamless OTA Update
      • AB Partition Seamless Update
      • BAK Upgrade
      • GOLDEN Upgrade
    • Partition Flashing Methods
      • Full-Image Upgrade
      • Differential Image Upgrade (eMMC only)
    • OTA Security Measures
      • Image Rollback Protection
        • Enable antirollback
        • Version Number Retrieval
      • OTA Version Verification
      • Partition Verification
    • OTA Upgrade Process
  • Introduction to the OTA Packaging Module
    • Packaging Images
      • Usage of Packaging Tool
      • Full Image Packaging Method
      • Differential Image Packaging Method
    • Signing Keys
    • OTA Upgrade Package Introduction
      • Package Structure
      • OTA Configuration File
  • OTA Upgrade End Introduction
    • ota_tool Usage
    • ota_tool Implementation
      • ota_update_all_img Implementation
      • ota_boot_check Implementation
• 4.4.9.2. OTA API
  • Error Types Returned by Dynamic Library Interfaces
  • Interface List
    • otaInitLib
      • 【Example Code】
    • otaDeinitLib
      • 【Example Code】
    • otaGetLibVersion
      • 【Example Code】
    • otaRequestStart
      • 【Example Code】
    • otaGetResult
      • 【Example Code】
    • otaGetProgress
      • 【Example Code】
    • otaGetUpdatingImageName
      • 【Example Code】
    • otaGetSysVersion
      • 【Example Code】
    • otaGetPartition
      • 【Example Code】
    • otaSetPartition
      • 【Example Code】
    • otaGetOwnerFlag
      • 【Example Code】
    • otaMarkOTASuccessful
      • 【Example Code】
    • otaCheckUpdate
      • 【Example Code】
    • otaClearFlags
      • 【Example Code】
    • otaPartitionSync
      • 【Example Code】