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#!/bin/bash
if [ -z `which blhost` ]; then
echo "You'll need to get the 'blhost' utility from Freescale."
echo 'http://www.freescale.com/products/arm-processors/kinetis-cortex-m/kinetis-symbols-footprints-and-models/kinetis-bootloader:KBOOT'
exit 1
fi
if [ ! -f build/ch.bin ]; then
echo "Perhaps you should compile the firmware first."
exit 2
fi
if [[ `blhost -u -- get-property 1` == *"cannot open USB HID device"* ]]; then
echo "Perhaps you should put the device in the bootloader mode first."
exit 3
fi
echo "-> Erasing flash..."
blhost -u -- flash-erase-all
echo "-> Flashing firmware..."
blhost -u -- write-memory 0 build/ch.bin
echo "-> Resetting MCU (allow 5 seconds for the firmware to start)..."
blhost -u -- reset
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