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#!/bin/sh
WIFI_FW_PATH="/hardware/arduino/avr/firmwares/wifishield/binary"
AVR_TOOLS_PATH="/hardware/tools/avr/bin"
progname=$0
usage () {
cat <<EOF
Usage: $progname [-a Arduino_path] [-f which_firmware] [-h]
-a set the path where the Arduino IDE is installed
-f the firmware you want to upload, valid parameters are:
shield - to upgrade the WiFi shield firmware
all - to upgrade both firmwares
-h help
EOF
exit 0
}
upgradeHDmodule () {
sleep 1 # Give time to the shield to end the boot
echo "****Upgrade HD WiFi module firmware****\n"
dfu-programmer at32uc3a1256 erase
dfu-programmer at32uc3a1256 flash --suppress-bootloader-mem $WIFI_FW_PATH/wifi_dnld.hex
dfu-programmer at32uc3a1256 start
echo -n "\nRemove the J3 jumper then press the RESET button on the shield then type [ENTER] to upgrade the firmware of the shield..\n"
read readEnter
}
upgradeShield () {
sleep 1 # Give time to the shield to end the boot
echo "****Upgrade WiFi Shield firmware****\n"
dfu-programmer at32uc3a1256 erase
dfu-programmer at32uc3a1256 flash --suppress-bootloader-mem $WIFI_FW_PATH/wifiHD.hex
dfu-programmer at32uc3a1256 start
echo "\nDone. Remove the J3 jumper and press the RESET button on the shield."
echo "Thank you!\n"
}
cat <<EOF
Arduino WiFi Shield upgrade
=========================================
Disclaimer: to access to the USB devices correctly, the dfu-programmer needs to be used as root. Run this script as root.
EOF
if [ $USER = 'root' ] ; then #check if the current user is root
while getopts ":a:f:h" opt; do
case $opt in
a)
ARDUINO_PATH=$OPTARG
WIFI_FW_PATH=$ARDUINO_PATH$WIFI_FW_PATH
AVR_TOOLS_PATH=$ARDUINO_PATH$AVR_TOOLS_PATH
cd $AVR_TOOLS_PATH
./avr-objcopy --output-target=ihex $WIFI_FW_PATH/wifi_dnld.elf $WIFI_FW_PATH/wifi_dnld.hex
./avr-objcopy --output-target=ihex $WIFI_FW_PATH/wifiHD.elf $WIFI_FW_PATH/wifiHD.hex
;;
f)
if [ "$ARDUINO_PATH" != "" ] ; then
if [ "$OPTARG" = "all" ] ; then
upgradeHDmodule
upgradeShield
exit 0
else
if [ "$OPTARG" = "shield" ] ; then
upgradeShield
exit 0
else
echo "invalid parameter for the -f [firmware] option, please retry."
echo "Type -h for help\n"
exit 1
fi
fi
else
echo "Arduino Path not setted. Retry...\n"
fi
;;
h)
usage ;;
\?)
echo "Invalid option: $OPTARG" >&2
usage
exit 1
;;
:)
echo "Option -$OPTARG requires an argument." >&2
exit 1
;;
esac
done
else
echo "You are not root!\n"
fi
shift $(($OPTIND - 1))
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