#!/bin/sh

button_name="dfu_bp"
button_wait=5

dfu_config="/dev/nand0.barebox.bb(barebox)sr,/dev/nand0.kernel.bb(kernel)r,/dev/nand0.rootfs.bb(rootfs)r"

if [ $at91_udc0.vbus != 1 ]; then
	echo "No USB Device cable plugged, normal boot"
	exit
fi

gpio_get_value ${dfu_button}
if [ $? = 0 ]; then
	echo "${button_name} pressed detected wait ${button_wait}s"
	timeout -s -a ${button_wait}

	if [ $at91_udc0.vbus != 1 ]; then
		echo "No USB Device cable plugged, normal boot"
		exit
	fi

	gpio_get_value ${dfu_button}
	if [ $? = 0 ]; then
		echo ""
		echo "Start DFU Mode"
		echo ""
		led ds5 1
		dfu ${dfu_config}
		exit
	fi
	echo "${button_name} released, normal boot"
fi

autoboot_timeout=16
echo "enable tty over USB Device, increase the boot delay to ${autoboot_timeout}s"
usbserial