#!/bin/sh

# LED GPIO Reference
#
# gpio [set|clear] 115 # RED
# gpio [set|clear] 114 # GREEN
# gpio [set|clear] 116 # BLUE

kver=${2}
. /etc/default/pinephone-uboot-config

# Add bootargs for state of volume keys (for extra boot options based on initramfs)
test $ROCKER_ARGS && ROCKER_TEST=$(cat <<EOF
if test "\${volume_key}" = "up"; then
	setenv bootargs \${bootargs} pp.volup
fi

if test "\${volume_key}" = "down"; then
	setenv bootargs \${bootargs} pp.voldown
fi
EOF
)

cat > /boot/boot.txt <<EOF
setenv bootargs ${CMDLINE}
${ROCKER_TEST}

gpio clear 115
gpio clear 114
gpio clear 116

echo "Loading Kernel..."
if load \${devtype} \${devnum}:\${bootpart} \${kernel_addr_r} /vmlinux-${kver}; then
	gpio set 116

	echo "Loading Device Tree..."
	if load \${devtype} \${devnum}:\${bootpart} \${fdt_addr_r} /dtbs/dtbs-${kver}/\${fdtfile}; then

		echo "Device Tree Loaded"
		fdt addr \${fdt_addr_r}
		fdt resize

		echo "Booting..."
		gpio clear 116
		gpio set 114
		if load \${devtype} \${devnum}:\${bootpart} \${ramdisk_addr_r} /initramfs-${kver}.img; then
			booti \${kernel_addr_r} \${ramdisk_addr_r}:\${filesize} \${fdt_addr_r};
		else
			booti \${kernel_addr_r} - \${fdt_addr_r};
		fi;
	fi;
fi
EOF

exec mkimage -A arm64 -O linux -T script -C none -n "U-Boot boot script" -d /boot/boot.txt /boot/boot.scr