format_ventoy_disk_mbr 0 $LOOP fdisk
-pwd
-ls -lah ./grub/i386-pc/
-$GRUB_DIR/sbin/grub-bios-setup --verbose --skip-fs-probe --directory="./grub/i386-pc" $LOOP
+$GRUB_DIR/sbin/grub-bios-setup --skip-fs-probe --directory="./grub/i386-pc" $LOOP
curver=$(get_ventoy_version_from_cfg ./grub/grub.cfg)