­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ ­ [Unit] Description=TCG Opal pre-boot authentication (PBA) service Requires=systemd-udev-trigger.service systemd-udevd.service systemd-journald.service rear-boot-helper.service Wants=plymouth-start.service After=systemd-udev-trigger.service systemd-udevd.service plymouth-start.service systemd-journald.service rear-boot-helper.service [Service] Type=oneshot ExecStart=/etc/scripts/unlock-opal-disks StandardInput=tty