L4T

Overview

NVIDIA L4T 31.0.2 contains a security update and includes functional and performance enhancements for NVIDIA Jetson AGX Xavier Developer Kit, including:

• Improved bandwidth utilization of the memory subsystem
• Enables coherency for Ethernet transactions
• Fixes the installer to not fail silently when installing from unsupported file systems

Supported Features

• Kernel version 4.9
• Support for 64-bit user space and runtime libraries
• Vulkan Support
• V4L2 media-controller driver support for camera sensors (bypassing ISP)
• libargus provides low-level frame-synchronous API for camera applications
  • RAW output CSI cameras needing ISP can be used with either libargus or GStreamer plugin
• Media APIs:
  • OpenGL 4.6 Beta
  • OpenGL ES 3.2
  • OpenGL ES path extensions
  • EGL 1.5 with EGLImage
• X Resize, Rotate and Reflect Extension (RandR) 1.4
• X11 Support

Vulkan Support on L4T

• Vulkan 1.1

System Requirements

• Host computer running Ubuntu Linux version 16.04 or 18.04 is recommended.
• Tegra Linux Driver Package providing a kernel image, bootloader, NVIDIA drivers, and flashing utilities. For more information, see the Release Notes.
• Sample filesystem (example provided)

31.0.2 Driver Package

• Feature List
• Quick Start Guides
  • Quick Start Guide
• Release Notes
• Documentation
• Accelerated GStreamer User Guide
• Driver Packages
  • Jetson AGX Xavier 64-bit Driver Package
• Sample Root Filesystem
  • Sample Root File System
  • Sample Root File System Source
• L4T Software License Agreement
• JetPack SDK Including:
  • OS
    • L4T 31.0.2
  • Libraries and APIs
    • TensorRT 5.0 RC
    • cuDNN 7.3
    • CUDA 10
  • Developer Tools
    • CUDA Tools
    • NVIDIA Nsight Systems 2018.3
    • NVIDIA Nsight Graphics 2018.4
  • JetPack Installer
    • Now supports Host computer running Ubuntu 18.04 or Ubuntu 16.04
• Tools
  • GCC 4.8.5 Tool Chain for 64-bit BSP
  • Sources for the GCC 4.8.5 Tool Chain for 64-bit BSP
  • GCC 6.4.1 Tool Chain for 64-bit Kernel
  • Sources for the GCC 6.4.1 Tool Chain for 64-bit Kernel
• Source Packages
  • Jetson AGX Xavier Sources

To access older versions of L4T, please visit the L4T Archive.