klipper-dgus/scripts/flash-pru.sh

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#!/bin/bash
# This script installs the PRU firmware on a beaglebone machine.
if [ "$EUID" -ne 0 ]; then
echo "This script must be run as root"
exit -1
fi
set -e
# Install new firmware
echo "Installing firmware to /lib/firmware/"
cp out/pru0.elf /lib/firmware/am335x-pru0-fw
cp out/pru1.elf /lib/firmware/am335x-pru1-fw
sync
# Restart (if system install script present)
if [ -f /etc/init.d/klipper_pru ]; then
echo "Attempting PRU restart..."
service klipper_pru restart
fi