GLIM

# GLEE USB GRUB2 Configuration

### https://github.com/thias/glim
#################################
# Required with MBR for GUI
if [ "${grub_platform}" = "pc" ]; then
insmod vbe
fi

# Required with EFI for GUI and to prevent "No video mode set" error
if [ "${grub_platform}" = "efi" ]; then
insmod efi_gop
fi

# Keep the same graphic mode for kernel booting (passed as vga=)
# other values are "text" or any gfxmode value
set gfxpayload=keep

# Enable GUI
terminal_output gfxterm

#EFI: special characters (lines composing menu frame)
#replaced by '?' in text _fallback_ text mode if absent
# (useless if gfxterm is not enabled or if GUI theme loading success)
#loadfont ascii

insmod png
set theme=${prefix}/themes/invader/theme.txt
####################################################

### iso in (hda,gpt3)/boot/grub/iso/archlinux.iso
### the remaining two partitions are set up according to https://wiki.archlinux.org/index.php/Multiboot_USB_drive#Hybrid_UEFI_GPT_+_BIOS_GPT/MBR_boot

set isopath=/boot/iso
# Required to have these available in other configfile files
export theme
export isopath

set imgdevpath="/dev/disk/by-label/GLIM"
export imgdevpath

# Menu!
# Arch
menuentry "Arch Linux 2017.12.01 x86_64" --class arch {
  set isofile="/boot/grub/iso/archlinux.iso"
  echo "Using Arch..."
  loopback loop $isofile
  linux (loop)/arch/boot/x86_64/vmlinuz img_dev=$imgdevpath img_loop=$isofile
  initrd (loop)/arch/boot/x86_64/archiso.img
}

menuentry "Shutdown" --class shutdown {
  halt
}
menuentry "Reboot" --class shutdown {
  reboot
}