#!/usr/bin/env bash

set -xeuf -o pipefail

BOOT_PART="$(grep '/ ' /etc/fstab | awk '{print $1}')"

cp /opt/opi5-efi/boot.cmd boot/efi/boot.cmd
cp /opt/opi5-efi/uEnv.txt boot/efi/uEnv.txt

if [ ! -f "/boot/initramfs.img" ]; then
    echo "Initramfs not found."
    exit 1
fi

echo "rootdev=${BOOT_PART}" >> "/boot/efi/uEnv.txt"
sed -i "s/setenvrootdev/setenv rootdev \"${BOOT_PART}\"/" "/boot/efi/boot.cmd"

mkimage -A arm -T ramdisk -C none -n uInitrd -d /boot/initramfs.img /boot/uInitrd
mkimage -C none -A arm -T script -d /boot/efi/boot.cmd /boot/efi/boot.scr