Kernel

This topic discusses aspects of the NVIDIA ^® Jetson™ Linux kernel.

• Kernel Adaptation
  • From Rel-32 Kernel 4.9 to rel-34 Kernel 5.10
    • Compiler Update
    • Plug-in Manager replaced by DTBO
    • Carrier Board Customization Notes
    • Minor Version Update
• Kernel Customization
  • Obtaining the Kernel Sources with Git
    • Prerequisites
    • To Sync the Kernel Sources
  • Manually Downloading and Expanding Kernel Sources
    • To Manually Download and Expand the Kernel Sources
  • Building the Kernel
    • To Build the Kernel
    • To Build the Real-Time Kernel
    • Signing and Encrypting the Kernel, the kernel-dtb, and the initrd Binary Files
  • Preparing to Build External Kernel Modules
    • To Prepare the Jetson Linux Kernel Headers on a Jetson System
    • To Prepare the Jetson Linux kernel Headers on a Non-Jetson System
    • To Use a Manually Built Kernel Source Tree
    • To Prepare a Kernel Source Tree that is not Built
  • To Build External Kernel Modules
  • To Build Display Kernel Modules
  • Using the Jetson Linux Real-Time Kernel Package
• Generic Timestamp Engine
  • Enabling the GTE Driver
    • To enable the GTE device tree nodes
    • To enable and compile the GTE kernel driver and test driver
  • Running Sample GTE Tests
    • To run the GTE test kernel driver
    • To run the GTE user space sample application
    • To display GTE device and GTE event statistics
• BMI088 IMU Driver
  • Kernel Configuration
  • BM1088 Driver
  • Device Tree
    • Required Properties
    • Optional Properties
  • Accelerometer IIO Attributes
  • Gyroscope IIO Attributes
  • Testing BMI088 Driver
  • Hardware Timestampping Engine (GTE)
  • Compile and Execute
  • Accelerometer Sample Output
  • Gyroscope Sample Output
• Boot Time Optimization
  • Device Tree Nodes
  • Environment Configuration
    • Disable Console Printing over UART
  • Compile-Time Configuration
  • Asynchronous Probe
    • To move the driver to another thread
  • To reduce file system initialization time
  • To disable audio configurations
  • To modularize the kernel drivers
  • To disable debugging
• Display Configuration and Bring-Up
  • Common Display configurations for all Platforms
    • Setting the HDMI or the DP Screen Resolution
    • Mirroring or Extending Displays
  • Orin specific Display Configuration
    • Update DCB blob for Custom Carrier Boards
    • Display Device Tree Parameters
    • Changing the Display Function Between DP and HDMI
    • Known Limitations
  • Jetson Xavier platform specific configurations
    • Hard-Coding Kernel Display Boot Mode for HDMI
    • nvimp_util: A Tool for Calculating Memory Bandwidth for a Particular Display Configuration (IMP)
    • Limitations with Seamless Display