meshtastic-firmware/bin/device-update.sh

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#!/bin/sh
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PYTHON=${PYTHON:-$(which python3 python|head -n 1)}
# Usage info
show_help() {
cat << EOF
Usage: $(basename $0) [-h] [-p ESPTOOL_PORT] [-P PYTHON] [-f FILENAME|FILENAME]
Flash image file to device, leave existing system intact."
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-h Display this help and exit
-p ESPTOOL_PORT Set the environment variable for ESPTOOL_PORT. If not set, ESPTOOL iterates all ports (Dangerrous).
-P PYTHON Specify alternate python interpreter to use to invoke esptool. (Default: "$PYTHON")
-f FILENAME The .bin file to flash. Custom to your device type and region.
EOF
}
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while getopts ":hp:P:f:" opt; do
case "${opt}" in
h)
show_help
exit 0
;;
p) export ESPTOOL_PORT=${OPTARG}
;;
P) PYTHON=${OPTARG}
;;
f) FILENAME=${OPTARG}
;;
*)
echo "Invalid flag."
show_help >&2
exit 1
;;
esac
done
shift "$((OPTIND-1))"
[ -z "$FILENAME" -a -n "$1" ] && {
FILENAME=$1
shift
}
if [ -f "${FILENAME}" ]; then
echo "Trying to flash update ${FILENAME}."
$PYTHON -m esptool --baud 115200 write_flash 0x00 ${FILENAME}
else
echo "Invalid file: ${FILENAME}"
show_help
fi
exit 0