update_xous.sh

#!/bin/bash

UPDATE_FPGA=1
UPDATE_KERNEL=1
UPDATE_LOADER=1
SKIP_PROMPT=0

for arg in "$@"
do
    case $arg in
	-k|--kernel-skip)
	    UPDATE_KERNEL=0
	    shift
	    ;;
	-l|--loader-skip)
	    UPDATE_LOADER=0
	    shift
	    ;;
	-f|--fpga-skip)
	    UPDATE_FPGA=0
	    shift
	    ;;
	-h|--help)
	    echo "$0 writes update binaries. --kernel-skip skips the kernel, --fpga-skip skips the FPGA, --loader-skip skips the loader."
	    exit 0
	    ;;
	--key)
	    shift
	    KEY="--key $1"
	    shift
	    ;;
	*)
	    OTHER_ARGUMENTS+=("$1")
	    shift
	    ;;
    esac
done

md5sum ../precursors/soc_csr.bin
md5sum ../precursors/loader.bin
md5sum ../precursors/xous.img

# ensure that the power is on, this is a footgun for new users
sudo ./vbus.sh 1

sudo ./reset_soc.sh
if [ $UPDATE_LOADER -eq 1 ]
then
    cd jtag-tools && ./jtag_gpio.py -f ../../precursors/loader.bin --raw-binary -a 0x500000 -s -r -n $KEY
    cd ..
fi

if [ $UPDATE_KERNEL -eq 1 ]
then
    cd jtag-tools && ./jtag_gpio.py -f ../../precursors/xous.img --raw-binary -a 0x980000 -s -r -n $KEY
    cd ..
fi

if [ $UPDATE_FPGA -eq 1 ]
then
    cd jtag-tools && ./jtag_gpio.py -f ../../precursors/soc_csr.bin --raw-binary -a 0x280000 --spi-mode -r -n $KEY
    cd ..
    echo "Gateware update staged. To apply, select 'Install gateware update' from the root menu of your device."
    echo "If you have not initialized root keys yet, use provision_xous.sh instead to directly overwrite the image. This deletes any keys and replaces them with defaults."
fi

sudo ./reset_soc.sh