NVIDIA Jetson Linux Developer Guide

32.4.2 Release

Bootloader Update and Redundancy

Jetson Nano/TX1 Update and Redundancy

TegraBoot and Partition Layout

Redundancy Boot Firmware

Generating the Bootloader Update Payload (BUP)

Bootloader Update

Bootloader Update Flow

Sample Logs in BUP Generation, Boot, and Update for BFS/KFS

Jetson Xavier NX / AGX Xavier / TX2 Update and Redundancy

A/B Slot Layout

A/B System Update

Bootloader Implementation

When the Update Engine is Launched

Enabling A/B Redundancy

Bootloader Tools

Running the Update Engine

Update Engine State Machine

Manually Modifying Boot Slots

Sample Boot Log

Generating the Bootloader Payload Update (BUP)

NVIDIA® Jetson™ Linux Driver Package supports Bootloader update and redundancy on all Jetson platforms. However, the implementations of update and redundancy on the Jetson Nano and Jetson TX1 platforms are substantially different than on NVIDIA Jetson Xavier™ series and Jetson TX2 series platforms.