libre/uboot4extlinux-sunxi/uboot4extlinux-sunxi.install


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flash_instructions() {
  echo "# dd if=/boot/u-boot/images/u-boot-sunxi-with-spl.bin of=/dev/mmcblk0 bs=1024 seek=8"
}

extlinux_warning() {
  echo "==> WARNING: Remember to set up your kernels in /boot/extlinux/extlinux.conf"
}

flash_uboot() {
  root=$(mount | awk '/ on \/ / { print $1; }')
  if [[ $root =~ ^/dev/mmcblk.*$ ]]; then
    root=${root:0:12}
    echo "A new U-Boot version needs to be flashed onto $root."
    echo "Do you want to do this now? [y|N]"
    read -r shouldwe
    if [[ $shouldwe =~ ^([yY][eE][sS]|[yY])$ ]]; then
      dd if=/boot/u-boot/images/u-boot-sunxi-with-spl.bin of=$root bs=1024 seek=8
    else
      echo "You can do this later by running:"
      flash_instructions
    fi
  else
    echo "Flash the new U-Boot version onto your boot device. For example:"
    flash_instructions
  fi
  extlinux_warning
}

post_install() {
  flash_uboot
}

post_upgrade() {
  flash_uboot
}