function try_user_config {
	set root="${1}"
	for dir in boot grub grub2 boot/grub boot/grub2; do
		for name in libreboot_ autoboot_ librecore_ coreboot_ ''; do
			if [ -f /"${dir}"/"${name}"grub.cfg ]; then
                unset superusers
				configfile /"${dir}"/"${name}"grub.cfg
			fi
		done
	done
}

function search_grub {
	for i in 0 1; do
		# raw devices
		try_user_config "(${1}${i})"
		for part in 1 2 3 4 5; do
			# MBR/GPT partitions
			try_user_config "(${1}${i},${part})"
		done
	done
}

function try_isolinux_config {
	set root="${1}"
	for dir in '' /boot; do
		if [ -f "${dir}"/isolinux/isolinux.cfg ]; then
			syslinux_configfile -i "${dir}"/isolinux/isolinux.cfg
		elif [ -f "${dir}"/syslinux/syslinux.cfg ]; then
			syslinux_configfile -s "${dir}"/syslinux/syslinux.cfg
		fi
	done
}

function search_isolinux {
	for i in 0 1; do
		# raw devices
		try_isolinux_config "(${1}${i})"
		for part in 1 2 3 4 5; do
			# MBR/GPT partitions
			try_isolinux_config "(${1}${i},${part})"
		done
	done
}

function load_video {
  if [ x$feature_all_video_module = xy ]; then
    insmod all_video
  else
    insmod efi_gop
    insmod efi_uga
    insmod ieee1275_fb
    insmod vbe
    insmod vga
    insmod video_bochs
    insmod video_cirrus
  fi
}


if loadfont (cbfsdisk)/font.pf2 ; then
  set gfxmode=auto
  load_video
  insmod gfxterm
  set locale_dir=$prefix/locale
  set lang=en_US
  insmod gettext
fi

terminal_input console
terminal_output gfxterm
gfxpayload=keep

if [ x$feature_timeout_style = xy ] ; then
  set timeout_style=menu
  set timeout=1
# Fallback normal timeout code in case the timeout_style feature is
# unavailable.
else
  set timeout=5
fi

insmod png
if background_image (cbfsdisk)/background.png; then
	true
fi

#Scan for OS on internal HDD
insmod regexp
insmod ahci
insmod part_msdos
for x in (ahci*,*) ; do
	if [ -f "$x/netbsd" ] ; then
		menuentry "Load NetBSD from $x" $x { 
			root=$2
			knetbsd /netbsd
		}
	fi
done

for x in (usb*,*) ; do
	if [ -f "$x/netbsd" ] ; then
		menuentry "Load NetBSD from $x" $x { 
			root=$2
			knetbsd /netbsd
		}
	fi
done

for x in (ahci*,*) ; do
	if [ -f "$x/grub/grub.cfg" ] ; then
		menuentry "Load Config from $x" $x { 
			root=$2
			configfile /grub/grub.cfg
		}
	fi
	if [ -f "$x/boot/grub/grub.cfg" ] ; then
		menuentry "Load Config from $x" $x {
			root=$2
			configfile /boot/grub/grub.cfg
		}
	fi
done

for x in (usb*,*) ; do
	if [ -f "$x/grub/grub.cfg" ] ; then
		menuentry "Load Config from $x" $x { 
			root=$2
			configfile /grub/grub.cfg
		}
	fi
	if [ -f "$x/boot/grub/grub.cfg" ] ; then
		menuentry "Load Config from $x" $x {
			root=$2
			configfile /boot/grub/grub.cfg
		}
	fi
done


menuentry 'Search ISOLINUX menu (AHCI)  [a]' --hotkey='a' {
	search_isolinux ahci
}

menuentry 'Search ISOLINUX menu (USB)  [u]' --hotkey='u' {
	search_isolinux usb
}

menuentry 'Search ISOLINUX menu (CD/DVD)  [d]' --hotkey='d' {
	insmod ata
	for dev in ata0 ata1 ata2 ata3 ahci1; do
		try_isolinux_config "(${dev})"
	done
}

menuentry 'Search for GRUB2 configuration on external media  [s]' --hotkey='s' {
	search_grub usb
}

menuentry 'nvramcui' {
	chainloader (cbfsdisk)/img/nvramcui
}

menuentry 'coreinfo' {
	chainloader (cbfsdisk)/img/coreinfo
}

menuentry 'Memtest86+' {
	chainloader (cbfsdisk)/img/memtest
}

menuentry 'tint' {
	chainloader (cbfsdisk)/img/tint
}

menuentry 'Poweroff  [p]' --hotkey='p' {
	halt
}

menuentry 'Reboot  [r]' --hotkey='r' {
	reboot
}