preserve usb as top efi boot option

This commit is contained in:
Aiden McClelland
2026-03-05 15:04:06 -07:00
parent 5a0cd302de
commit d31f762d5a
2 changed files with 102 additions and 2 deletions

View File

@@ -62,12 +62,27 @@ fi
chroot /media/startos/next bash -e << "EOF"
if [ -f /boot/grub/grub.cfg ]; then
grub-install --no-nvram /dev/$(eval $(lsblk -o MOUNTPOINT,PKNAME -P | grep 'MOUNTPOINT="/media/startos/root"') && echo $PKNAME)
grub-install /dev/$(eval $(lsblk -o MOUNTPOINT,PKNAME -P | grep 'MOUNTPOINT="/media/startos/root"') && echo $PKNAME)
update-grub
fi
EOF
# Promote the USB installer boot entry back to first in EFI boot order.
# The entry number was saved during initial OS install.
if [ -d /sys/firmware/efi ] && [ -f /media/startos/config/efi-installer-entry ]; then
USB_ENTRY=$(cat /media/startos/config/efi-installer-entry)
if [ -n "$USB_ENTRY" ]; then
CURRENT_ORDER=$(efibootmgr | grep BootOrder | sed 's/BootOrder: //')
OTHER_ENTRIES=$(echo "$CURRENT_ORDER" | tr ',' '\n' | grep -v "$USB_ENTRY" | tr '\n' ',' | sed 's/,$//')
if [ -n "$OTHER_ENTRIES" ]; then
efibootmgr -o "$USB_ENTRY,$OTHER_ENTRIES"
else
efibootmgr -o "$USB_ENTRY"
fi
fi
fi
sync
umount -Rl /media/startos/next