Xilinx Kria KV260 User Manual

Chapter 6
Board Reset, Firmware Update, and
Recovery
This secon outlines the update and recovery mechanisms built into the KV260 Starter Kit. Two
tools are provided for rmware updates. The rst is a Linux based A/B update tool that supports
remote and redundant rmware updates to the A/B rmware parons of the QSPI device with
custom or Xilinx provided updates. The second tool is the Ethernet recovery tool that is intended
to be used only when recovering a full plaorm to the original factory rmware.
Board Reset
Power-on Reset
1. The SOM reset signal (PS_POR_L) is held in reset unl the CC_PS_PGOOD signal is asserted
on the carrier card.
2. All the PS and PL I/O device reset signals on the carrier card are held in reset unl 25 ms
aer the PS and PL power domain are powered up and stable.
3. You can perform a hard reset on the KV260 Starter Kit by pressing the reset buon (CC SW2)
or by commanding a reset through soware.
The following gure shows the reset funcons supported on the KV260 Starter Kit.
Chapter 6: Board Reset, Firmware Update, and Recovery
UG1089 (v1.2) July 26, 2022 www.xilinx.com
KV260 Starter Kit 19
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Xilinx Kria KV260 Specifications

General

Brand	Xilinx
Model	Kria KV260
Category	Controller
Language	English