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Add support for detecting and chainloading EFI images in /MultiOS-USB/tools/* #61

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Merged
Mexit merged 3 commits into from
Apr 9, 2026
Merged

Add support for detecting and chainloading EFI images in /MultiOS-USB/tools/* #61

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b130035
Add support for detecting and chainloading EFI images in /ISOs/*
tuckertwo Mar 30, 2026
0416981
Delete config/efi-images/efi-images.cfg
Mexit Apr 9, 2026
16ca224
Add submenu for EFI User Tools
Mexit Apr 9, 2026
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23 changes: 23 additions & 0 deletions config/grub.config
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Original file line number Diff line number Diff line change
Expand Up @@ -197,6 +197,29 @@ if [ "${grub_platform}" == "efi" ]; then
fi
}

submenu "EFI User Tools -->" {
set found=0

for efifile in /MultiOS-USB/tools/*.efi; do
if [ -f "$efifile" ]; then
set found=1
regexp --set=efiname "/MultiOS-USB/tools/(.*)" "$efifile"

menuentry --class=efi "$efiname" "$efifile" {
chainloader "${2}"
}
fi
done

if [ "$found" = "0" ]; then
menuentry "(!) No .efi files found — place them in /MultiOS-USB/tools/" --class=warning {
echo "No EFI files found in /MultiOS-USB/tools/"
echo "Copy your .efi files to that folder and reboot."
sleep 5
}
fi
}

submenu "Network bootable OS installers (DHCP) -->" {
if net_bootp; then
source /MultiOS-USB/config/grub_netboot/main.cfgnet
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