3. Foundational Components

• 3.1. U-Boot
  • 3.1.1. User’s Guide
    • 3.1.1.1. General Information
      • 3.1.1.1.1. Getting the U-Boot Source Code
      • 3.1.1.1.2. Build U-Boot
      • 3.1.1.1.3. Boot Flow
      • 3.1.1.1.4. U-Boot Environment
      • 3.1.1.1.5. Available RAM for image download
      • 3.1.1.1.6. Device Trees
      • 3.1.1.1.7. SRAM memory Layout in AM64 during R5 SPL bootloader stage
    • 3.1.1.2. USB Device Firmware Upgrade (DFU)
      • 3.1.1.2.1. USB Peripheral boot mode (SPL-DFU support)
    • 3.1.1.3. Network (Wired or USB Client)
      • 3.1.1.3.1. Booting U-Boot from the network
      • 3.1.1.3.2. Multiple Interfaces
      • 3.1.1.3.3. Network configuration via DHCP
      • 3.1.1.3.4. Manual network configuration
      • 3.1.1.3.5. Disabling Gigabit Phy Advertising
      • 3.1.1.3.6. Booting Linux from the network
    • 3.1.1.4. NAND
      • 3.1.1.4.1. Erasing, Reading and Writing to/from NAND partitions
      • 3.1.1.4.2. Writing to NAND via DFU
      • 3.1.1.4.3. NAND Boot
      • 3.1.1.4.4. Booting Kernel and Filesystem from NAND
      • 3.1.1.4.5. U-Boot Environment in NAND
    • 3.1.1.5. SD, eMMC and USB
      • 3.1.1.5.1. Partitioning eMMC from U-Boot
      • 3.1.1.5.2. Updating an SD card from a host PC
      • 3.1.1.5.3. Updating an SD card or eMMC using DFU
      • 3.1.1.5.4. Booting Linux from SD card or eMMC
      • 3.1.1.5.5. Booting tiboot3.bin, tispl.bin and u-boot.img from eMMC boot partition (For K3 class of SoCs)
      • 3.1.1.5.6. Booting to U-Boot prompt from USB storage
      • 3.1.1.5.7. Booting Linux from USB storage
    • 3.1.1.6. SPI
      • 3.1.1.6.1. Writing to SPI from U-Boot
      • 3.1.1.6.2. Booting from SPI
    • 3.1.1.7. OSPI/QSPI
    • 3.1.1.8. NOR
      • 3.1.1.8.1. Writing to NOR from U-Boot
      • 3.1.1.8.2. Booting from NOR
    • 3.1.1.9. UART
      • 3.1.1.9.1. Booting U-Boot from the console UART
    • 3.1.1.10. SATA
      • 3.1.1.10.1. Viewing SATA Devices
      • 3.1.1.10.2. Viewing Partitions
      • 3.1.1.10.3. Identifying Partition Filesystem Type
      • 3.1.1.10.4. Viewing, Reading and Writing to Partition
      • 3.1.1.10.5. View Partition Contents
    • 3.1.1.11. UFS
    • 3.1.1.12. DDR3 ECC
      • 3.1.1.12.1. DDR3 ECC in Keystone-II
        • 3.1.1.12.1.1. DDR3 ECC Handling
    • 3.1.1.13. HyperBus and HyperFlash
    • 3.1.1.14. RemoteProc
      • 3.1.1.14.1. Initialization
      • 3.1.1.14.2. Loading
      • 3.1.1.14.3. Starting
      • 3.1.1.14.4. Stop
  • 3.1.2. Troubleshooting
    • 3.1.2.1. U-Boot Debug Tips
    • 3.1.2.2. Debugging SPL in CCS
      • 3.1.2.2.1. Step 1: Downloading CCS
      • 3.1.2.2.2. Step 2: Creating a Target Configuration File
      • 3.1.2.2.3. Step 3: Loading Symbol files
    • 3.1.2.3. Loading Uboot through CCS
      • 3.1.2.3.1. Step 1: Software Downloads
      • 3.1.2.3.2. Step 2: Testing Hardware Connection
      • 3.1.2.3.3. Step 3: Building the SPL/Uboot images
      • 3.1.2.3.4. Step 4: CCS Configuration
      • 3.1.2.3.5. Step 5: Change ARM mode
      • 3.1.2.3.6. Step 6: Loading SPL
      • 3.1.2.3.7. Step 7: Loading Uboot Image
• 3.2. Kernel
  • 3.2.1. Users Guide
    • 3.2.1.1. Overview
    • 3.2.1.2. Getting the Kernel Source Code
    • 3.2.1.3. Preparing to Build
      • 3.2.1.3.1. Compiler
      • 3.2.1.3.2. Cleaning the Kernel Sources
    • 3.2.1.4. Configuring the Kernel
      • 3.2.1.4.1. Using Default Configurations
      • 3.2.1.4.2. Customizing the Configuration
    • 3.2.1.5. Compiling the Sources
      • 3.2.1.5.1. Compiling the Kernel
      • 3.2.1.5.2. Compiling the Device Tree Binaries
      • 3.2.1.5.3. Compiling the Kernel Modules
    • 3.2.1.6. Installing the Kernel
      • 3.2.1.6.1. Installing the Kernel Image and Device Tree Binaries
      • 3.2.1.6.2. Installing the Kernel Modules
  • 3.2.2. Kernel Drivers
    • 3.2.2.1. ADC
    • 3.2.2.2. Audio
      • 3.2.2.2.1. Introduction
      • 3.2.2.2.2. Generic commands and instructions
      • 3.2.2.2.3. Board-specific instructions
      • 3.2.2.2.4. Potential issues
      • 3.2.2.2.5. Additional Information
    • 3.2.2.3. CSI2RX
      • 3.2.2.3.1. Introduction
      • 3.2.2.3.2. Hardware Architecture
      • 3.2.2.3.3. Driver Architecture
        • 3.2.2.3.3.1. The Media Controller API
        • 3.2.2.3.3.2. Utilities to interact with the driver
        • 3.2.2.3.3.3. Building the driver
      • 3.2.2.3.4. Creating device tree nodes for sensor
    • 3.2.2.4. Crypto
    • 3.2.2.5. MCAN
    • 3.2.2.6. DSS (DSS6 & DSS7)
      • 3.2.2.6.1. Introduction
      • 3.2.2.6.2. Supported Devices
      • 3.2.2.6.3. Hardware Architecture
        • 3.2.2.6.3.1. Display Controller (DISPC)
        • 3.2.2.6.3.2. SoC Hardware Features
      • 3.2.2.6.4. Driver Architecture
        • 3.2.2.6.4.1. Driver Features
      • 3.2.2.6.5. Driver Configuration
        • 3.2.2.6.5.1. Kernel Configuration Options
        • 3.2.2.6.5.2. Device Tree Node
      • 3.2.2.6.6. Driver Usage
        • 3.2.2.6.6.1. Loading tidss
        • 3.2.2.6.6.2. Using tidss
        • 3.2.2.6.6.3. Testing tidss
        • 3.2.2.6.6.4. tidss properties
        • 3.2.2.6.6.5. Buffers
        • 3.2.2.6.6.6. fbdev emulation (/dev/fb0)
    • 3.2.2.7. GPIO
    • 3.2.2.8. HyperBus and HyperFlash
      • 3.2.2.8.1. Introduction
      • 3.2.2.8.2. Driver Architecture
        • 3.2.2.8.2.1. Kernel Configuration Options
        • 3.2.2.8.2.2. DT Configuration
        • 3.2.2.8.2.3. Driver Usage
        • 3.2.2.8.2.4. Testing
    • 3.2.2.9. I2C
    • 3.2.2.10. CPSW2g Ethernet
      • 3.2.2.10.1. Introduction
      • 3.2.2.10.2. Driver Configuration
      • 3.2.2.10.3. Device tree bindings
      • 3.2.2.10.4. MAC mode
        • 3.2.2.10.4.1. Interrupt pacing
        • 3.2.2.10.4.2. Common Platform Time Sync (CPTS) module
        • 3.2.2.10.4.3. Enhancements for Scheduled Traffic (EST) Offload
        • 3.2.2.10.4.4. Intersperse Express Traffic (IET) Frame Preemption offload
        • 3.2.2.10.4.5. Forwarding and Queuing Enhancements for Time-Sensitive Streams (FQTSS, 802.1Qav)
    • 3.2.2.11. CPSWng virtual MAC (remoteproc)
      • 3.2.2.11.1. Introduction
        • 3.2.2.11.1.1. Virtual MAC switch mode
        • 3.2.2.11.1.2. Virtual MAC only mode
        • 3.2.2.11.1.3. Drivers initialization
        • 3.2.2.11.1.4. rpmsg_kdrv_switch driver
        • 3.2.2.11.1.5. j721e-cpsw-virt-mac driver
        • 3.2.2.11.1.6. Network data flow
      • 3.2.2.11.2. Driver Configuration
      • 3.2.2.11.3. Device tree bindings
      • 3.2.2.11.4. User guide
        • 3.2.2.11.4.1. Starting the interface
        • 3.2.2.11.4.2. Set MAC address
        • 3.2.2.11.4.3. ethtool interface
        • 3.2.2.11.4.4. Interrupt pacing
        • 3.2.2.11.4.5. Multicast (MC) filtering
    • 3.2.2.12. PCIe End Point
    • 3.2.2.13. PCIe Backplane
    • 3.2.2.14. PCIe Root Complex
    • 3.2.2.15. OSPI/QSPI
    • 3.2.2.16. SERDES
    • 3.2.2.17. SPI
    • 3.2.2.18. NAND
    • 3.2.2.19. MMC/SD
      • 3.2.2.19.1. Introduction
      • 3.2.2.19.2. References
      • 3.2.2.19.3. Acronyms & Definitions
      • 3.2.2.19.4. Features
      • 3.2.2.19.5. Supported High Speed Modes
      • 3.2.2.19.6. Driver Configuration
    • 3.2.2.20. UART
      • 3.2.2.20.1. Introduction
      • 3.2.2.20.2. Driver Features
      • 3.2.2.20.3. Basic External loopback testing
    • 3.2.2.21. UFS
    • 3.2.2.22. USB
      • 3.2.2.22.1. Introduction
      • 3.2.2.22.2. TI SoC Integration
      • 3.2.2.22.3. EVM
  • 3.2.3. LTP-DDT Validation
  • 3.2.4. FAQs
• 3.3. Filesystem
• 3.4. Tools
  • 3.4.1. Development Tools
    • 3.4.1.1. Processor SDK Linux Top-Level Makefile
    • 3.4.1.2. Processor SDK Linux GCC Toolchain
    • 3.4.1.3. Creating SD Cards
    • 3.4.1.4. Processor SDK Linux Setup Script
  • 3.4.2. Flash Tools
    • 3.4.2.1. AM335x/AM437x Flash Programming
    • 3.4.2.2. Sitara Uniflash
  • 3.4.3. Pin Mux Tools
  • 3.4.4. Code Composer Studio
    • 3.4.4.1. CCS Installation
    • 3.4.4.2. CCS Compiling
    • 3.4.4.3. Remote Explorer Setup with CCS
    • 3.4.4.4. GDB Setup with CCS
    • 3.4.4.5. Kernel Debugging with CCS
• 3.5. IPC Low Level Driver
  • 3.5.1. Overview
• 3.6. Graphics and Display
  • 3.6.1. Introduction
  • 3.6.2. Software Architecture
  • 3.6.3. Graphics Demos
  • 3.6.4. Display
    • 3.6.4.1. Finding Connector ID
    • 3.6.4.2. Finding Plane ID
  • 3.6.5. Wayland/Weston
    • 3.6.5.1. Running Weston clients
    • 3.6.5.2. Running multimedia with Wayland sink
    • 3.6.5.3. Exiting Weston
    • 3.6.5.4. Using IVI shell feature
      • 3.6.5.4.1. Running Weston’s sample client applications with IVI shell
      • 3.6.5.4.2. Running QT applications with IVI shell
  • 3.6.6. Using the PowerVR Tools
    • 3.6.6.1. PVRTune
    • 3.6.6.2. PVRTrace
• 3.7. Multimedia
  • 3.7.1. Introduction
  • 3.7.2. Demos
  • 3.7.3. Software Architecture
    • 3.7.3.1. Software Stack of Accelerated Codec Encoding/Decoding
    • 3.7.3.2. Linux Kernel Drivers
      • 3.7.3.2.1. V4L2 Video Decoder
      • 3.7.3.2.2. V4L2 Video Decoder Test Application
      • 3.7.3.2.3. V4L2 Video Encoder
      • 3.7.3.2.4. V4L2 Video Encoder Test Application
    • 3.7.3.3. GStreamer Plugins for Multimedia
  • 3.7.4. GStreamer Pipelines
    • 3.7.4.1. Running a GStreamer pipeline
    • 3.7.4.2. Limitations of GStreamer Plugins
    • 3.7.4.3. GStreamer Plugin Internals
  • 3.7.5. Rebuilding and Debugging
    • 3.7.5.1. Rebuilding V4L2 Drivers
    • 3.7.5.2. Debug Logs
    • 3.7.5.3. Latency Profiling
• 3.8. Virtualization
  • 3.8.1. Docker Linux Container Runtime
    • 3.8.1.1. Overview
    • 3.8.1.2. Exploring Docker In Processor SDK
      • 3.8.1.2.1. Booting the Docker Filesystem
      • 3.8.1.2.2. Configuring the Docker daemon
      • 3.8.1.2.3. Docker Hello World
    • 3.8.1.3. Docker References
• 3.9. ARM Trusted Firmware-A
• 3.10. OP-TEE