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  • Overview
    • The Apertis Platform
    • Apertis Platform Technical Vision
    • Community
    • Presentations
    • Product examples
  • Architecture
    • Application
      • API Stability
      • Compositors in Wayland
      • Data sharing
      • Debug Symbol Packages
      • Flatpak High-Level Overview
      • Indexing and Searching
      • Internationalization
      • License Scanning
      • Platform APIs and Services
      • Web engine
    • Distribution
      • Long term reproducibility
      • The Apertis Workflow
      • The case for moving to Debian stretch or Ubuntu 18.04
      • Versioning
    • Infrastructure
      • Build infrastructure on Intel x86-64
      • Infrastructure monitoring and testing
    • Platform
      • Apertis secure boot
      • Boot Process
      • Change History
      • Encrypted updates
      • Power Loss Robustness
      • Software Bill of Materials
      • Sysroots and Devroots
  • Concept Designs
    • Distribution
      • Apertis test strategy
      • Automated License Compliance
      • Evaluation of PipeWire with JACK clients
      • Export controls
      • GPL-3 Deltas Assessment
      • GPL-3-free replacements of coreutils
      • GPL-3-free replacements of GnuPG
      • Hard keys
      • Integration of OP-TEE in Apertis
      • License-compliant TLS stack for Apertis targets
      • Lifetime of documents
      • Scancode evaluation
      • Test case dependencies on immutable rootfs
      • Test Case Review
      • Thin proxies: REST APIs
    • Infrastructure
      • Cloud-friendly APT repository publishing
      • Infrastructure maintenance automation
      • Moving to Gitlab issues
      • Preparing hawkBit for Production Use
      • Robot Framework integration on LAVA
      • Status Page Review
    • Platform
      • Audio management
      • Filesystem Layout
      • Sensors and actuators
      • Software distribution and updates
      • System updates and rollback
    • Archive
      • Application
        • Applications
        • Connectivity
        • Debug and logging
        • Global search
        • Inter-domain communication
        • Points of interest
        • Web portal caching
      • Application and media
        • Media management
        • Multimedia
        • On-screen keyboard
        • Text To Speech
      • Application customization
        • Geolocation and navigation
        • Internationalization
        • Preferences and persistence
        • Supported API
        • UI customisation
      • Application security
        • Compositor security
        • Conditional Access
        • Multiuser
        • Multiuser transactional switching
        • Permissions
        • Robustness
        • Security
        • Sharing
  • Guides
    • Application development
      • Add linters to a project
      • Apertis Development Environment
      • Apertis packages checking with lintian
      • Apertis Toolchain
      • API Design
      • API Documentation
      • API/ABI Evolution Guideline
      • Component Repository Layout
      • Connectivity documentation
      • Connman Proxy Setup
      • Creating Flatpak Runtimes and Applications
      • D-Bus Services
      • Development Process
      • Device Hardening
      • Documenting Apertis Interfaces
      • Filesystem Access
      • GSettings
      • How to Check for API/ABI Breakage in a Package Update
      • How to Customize GTK Widgets Used by WebKit2GTK+
      • Introspection
      • JSON parsing
      • Logging
      • Memory Management
      • Module Setup
      • Processes
      • Security and Access Control
      • Threading
      • Tooling
      • Using the SQLite database
      • Version Control
      • WebKit2
      • XML Parsing
    • Image development
      • How to Build an Image for Custom Hardware
      • How to Build Your First Image on Apertis
      • How to Develop on Devices
      • OSTree updates and rollback
      • Scaled Down Apertis Image
    • Infrastructure
      • Deployment Management using hawkBit
      • OBS Access Control List Feature
      • OBS aptly publisher integration
    • Licensing
      • Applying Licensing
      • Automated Licensing Compliance Install
    • Low level
      • Boot Optimisation and Profiling
      • Enabling New Hardware
      • Evaluating Vendor Kernels for Use In Apertis
      • How to Build Your Own Kernel
      • Pstore
      • Video Animation on Boot
    • Maintenance
      • Adding and Updating Components
      • Apertis Release Process
      • APT snapshot policy
      • Building, Patching and Maintaining the Apertis Kernel
      • QA Report App Administration
      • Rebasing Apertis
    • SDK
      • Configuring the SDK as a Network-based Development Server
      • SDK Basic Usage
      • SDK Persistent Workspace
      • VirtualBox
    • Testing
      • Apertis integration testing with LAVA
      • Apertis packages testing with LAVA
      • LAVA External Device Monitoring
      • Unit Testing
  • Policies
    • Code of Conduct
    • Coding Conventions
    • Contribution Checklist
    • Contributions
    • Copyrights
    • Hardware Enablement
    • HWpack Requirements
    • Images
    • License Exceptions
    • License Expectations
    • Marketing Resources
    • Package maintenance
    • Package versioning
    • Privacy Policy
    • Release flow and product lines
    • Release Schedule
    • Terms of Use
    • Upstreaming
  • Quality Assurance
    • Immutable Rootfs Tests
    • LQA
    • Manual testing guides
    • Robot Framework
    • Submitting issues
    • Test Case Guidelines
    • Test Data Reporting
    • Testing gaps - core components
  • Reference Hardware
    • Hardware
      • ARM 32-bit Reference Hardware
      • ARM 64-bit Reference Hardware
      • Intel 64-bit Reference Hardware
      • Optional Extra Reference Hardware
    • Setup Guides
      • i.MX6Q SABRE Lite Setup
      • i.MX8MN BSH SMM S2 PRO board
      • i.MX8MN Variscite Symphony board
      • Minnowboard Setup
      • R-Car Hardware Setup
      • Raspberry Pi 4 Setup
      • Raspberry Pi CM4 CANOPi Setup
      • TI SK-AM62 Setup
      • UP Squared 6000 board Setup
    • Setup in LAVA Guides
      • i.MX6Q Sabrelite Setup in LAVA
      • Raspberry Pi 4 Setup in LAVA
      • UP Squared 6000 board Setup in LAVA
  • Releases
    • 14 stream
      • 14.12
        • 14.12 ReleaseNotes
    • 15 stream
      • 15.03
        • 15.03 ReleaseNotes
      • 15.06
        • 15.06 ReleaseNotes
      • 15.09
        • 15.09 ReleaseNotes
      • 15.12
        • 15.12 ReleaseNotes
    • 16 stream
      • 16.03
        • 16.03 Release schedule
        • 16.03 ReleaseNotes
      • 16.06
        • 16.06 Release schedule
        • 16.06 ReleaseNotes
      • 16.09
        • 16.09 Release schedule
        • 16.09 ReleaseNotes
      • 16.12
        • 16.12 Release schedule
        • 16.12 ReleaseNotes
    • 17 stream
      • 17.03
        • 17.03 Release schedule
        • 17.03 ReleaseNotes
      • 17.06
        • 17.06 Release schedule
        • 17.06 ReleaseNotes
      • 17.09
        • 17.09 Release schedule
        • 17.09 ReleaseNotes
      • 17.12
        • 17.12 Release schedule
        • 17.12 ReleaseNotes
      • 17.12.1
        • 17.12.1 ReleaseNotes
    • 18 stream
      • 18.03
        • 18.03 Release schedule
        • 18.03 ReleaseNotes
      • 18.06
        • 18.06 Release schedule
        • 18.06 ReleaseNotes
      • 18.09
        • 18.09 Release schedule
        • 18.09 ReleaseNotes
      • 18.12
        • 18.12 Release schedule
        • 18.12 ReleaseNotes
    • v2019 stream
      • v2019.0
        • V2019.0 Release schedule
        • V2019.0 ReleaseNotes
      • v2019.1
        • V2019.1 Release schedule
        • V2019.1 ReleaseNotes
      • v2019.2
        • V2019.2 Release schedule
        • V2019.2 ReleaseNotes
      • v2019.3
        • V2019.3 Release schedule
        • v2019.3 ReleaseNotes
      • v2019.4
        • v2019.4 Release notes
        • v2019.4 Release schedule
      • v2019.5
        • v2019.5 Release notes
        • v2019.5 Release schedule
      • v2019.6
        • v2019.6 Release notes
        • v2019.6 Release schedule
      • v2019.7
        • v2019.7 Release notes
        • v2019.7 Release schedule
      • v2019dev0
        • V2019dev0 Release schedule
        • V2019dev0 ReleaseNotes
      • v2019pre
        • V2019pre Release schedule
        • V2019pre ReleaseNotes
    • v2020 stream
      • v2020.0
        • V2020.0 Release schedule
        • V2020.0 ReleaseNotes
      • v2020.1
        • V2020.1 Release Notes
        • v2020.1 Release Schedule
      • v2020.2
        • V2020.2 Release Notes
        • v2020.2 Release Schedule
      • v2020.3
        • v2020.3 Release notes
        • v2020.3 Release Schedule
      • v2020.4
        • v2020.4 Release notes
        • v2020.4 Release schedule
      • v2020.5
        • v2020.5 Release notes
        • v2020.5 Release schedule
      • v2020.6
        • v2020.6 Release notes
        • v2020.6 Release schedule
      • v2020.7
        • v2020.7 Release notes
        • v2020.7 Release schedule
      • v2020dev0
        • V2020dev0 Release schedule
        • V2020dev0 ReleaseNotes
      • v2020pre
        • V2020pre Release schedule
        • V2020pre ReleaseNotes
    • v2021 stream
      • v2021.0
        • V2021.0 Release Notes
        • v2021.0 Release schedule
      • v2021.1
        • v2021.1 Release notes
        • v2021.1 Release schedule
      • v2021.2
        • v2021.2 Release notes
        • v2021.2 Release schedule
      • v2021.3
        • v2021.3 Release notes
        • v2021.3 Release schedule
      • v2021.4
        • v2021.4 Release notes
        • v2021.4 Release schedule
      • v2021.5
        • v2021.5 Release notes
        • v2021.5 Release schedule
      • v2021.6
        • v2021.6 Release notes
        • v2021.6 Release schedule
      • v2021.7
        • v2021.7 Release notes
        • v2021.7 Release schedule
      • v2021dev0
        • V2021dev0 Release schedule
        • V2021dev0 ReleaseNotes
      • v2021dev1
        • V2021dev1 Release schedule
        • V2021dev1 ReleaseNotes
      • v2021dev2
        • V2021dev2 Release Notes
        • V2021dev2 Release Schedule
      • v2021dev3
        • V2021dev3 Release Notes
        • V2021dev3 Release Schedule
      • v2021pre
        • V2021pre Release Notes
        • V2021pre Release Schedule
    • v2022 stream
      • v2022.0
        • v2022.0 Release Notes
        • v2022.0 Release schedule
      • v2022.1
        • v2022.1 Release Notes
        • v2022.1 Release schedule
      • v2022.2
        • v2022.2 Release Notes
        • v2022.2 Release schedule
      • v2022.3
        • v2022.3 Release Notes
        • v2022.3 Release schedule
      • v2022.4
        • v2022.4 Release Notes
        • v2022.4 Release schedule
      • v2022.5
        • v2022.5 Release Notes
        • v2022.5 Release schedule
      • v2022.6
        • v2022.6 Release Notes
        • v2022.6 Release schedule
      • v2022.7
        • v2022.7 Release Notes
        • v2022.7 Release schedule
      • v2022dev0
        • v2022dev0 Release Notes
        • v2022dev0 Release Schedule
      • v2022dev1
        • v2022dev1 Release Notes
        • v2022dev1 Release schedule
      • v2022dev2
        • v2022dev2 Release Notes
        • v2022dev2 Release schedule
      • v2022dev3
        • v2022dev3 Release Notes
        • v2022dev3 Release schedule
      • v2022pre
        • v2022pre Release Notes
        • v2022pre Release schedule
    • v2023 stream
      • v2023.0
        • v2023.0 Release Notes
        • v2023.0 Release schedule
      • v2023.1
        • v2023.1 Release Notes
        • v2023.1 Release schedule
      • v2023.2
        • v2023.2 Release Notes
        • v2023.2 Release schedule
      • v2023.3
        • v2023.3 Release Notes
        • v2023.3 Release schedule
      • v2023.4
        • v2023.4 Release Notes
        • v2023.4 Release schedule
      • v2023.5
        • v2023.5 Release Notes
        • v2023.5 Release schedule
      • v2023.6
        • v2023.6 Release Notes
        • v2023.6 Release schedule
      • v2023.7
        • v2023.7 Release Notes
        • v2023.7 Release schedule
      • v2023dev0
        • v2023dev0 Release Notes
        • v2023dev0 Release schedule
      • v2023dev1
        • v2023dev1 Release Notes
        • v2023dev1 Release schedule
      • v2023dev2
        • v2023dev2 Release Notes
        • v2023dev2 Release schedule
      • v2023dev3
        • v2023dev3 Release Notes
        • v2023dev3 Release schedule
      • v2023pre
        • v2023pre Release Notes
        • v2023pre Release schedule
    • v2024 stream
      • v2024.0
        • v2024.0 Release Notes
        • v2024.0 Release schedule
      • v2024.1
        • v2024.1 Release Notes
        • v2024.1 Release schedule
      • v2024.2
        • v2024.2 Release Notes
        • v2024.2 Release schedule
      • v2024.3
        • v2024.3 Release Notes
        • v2024.3 Release schedule
      • v2024.4
        • v2024.4 Release schedule
      • v2024dev0
        • v2024dev0 Release Notes
        • v2024dev0 Release schedule
      • v2024dev1
        • v2024dev1 Release Notes
        • v2024dev1 Release schedule
      • v2024dev2
        • v2024dev2 Release Notes
        • v2024dev2 Release schedule
      • v2024dev3
        • v2024dev3 Release Notes
        • v2024dev3 Release schedule
      • v2024pre
        • v2024pre Release Notes
        • v2024pre Release schedule
    • v2025 stream
      • v2025.0
        • v2025.0 Release schedule
      • v2025dev0
        • v2025dev0 Release Notes
        • v2025dev0 Release schedule
      • v2025dev1
        • v2025dev1 Release Notes
        • v2025dev1 Release schedule
      • v2025dev2
        • v2025dev2 Release Notes
        • v2025dev2 Release schedule
      • v2025dev3
        • v2025dev3 Release Notes
        • v2025dev3 Release schedule
      • v2025pre
        • v2025pre Release Notes
        • v2025pre Release schedule
    • v2026 stream
      • v2026dev0
        • v2026dev0 Release Notes
        • v2026dev0 Release schedule
      • v2026dev1
        • v2026dev1 Release schedule

Low level

Last updated: 2024-06-05

The documents provided in this section is targeted towards the Apertis developers, which require to customize Apertis for difference hardware setups.

Contents

  • Boot Optimisation and Profiling
  • Enabling New Hardware
  • Evaluating Vendor Kernels for Use In Apertis
  • How to Build Your Own Kernel
  • Pstore
  • Video Animation on Boot
Apertis

  • Copyright Statement
  • Privacy Policy
  • Terms of Use
  • Code of Conduct

Apertis Project  •  2024  •  Apertis
Content is available under Creative Commons Attribution Share Alike unless otherwise noted.

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