Hello Ian, additionally I found a new installer in [1]. Therefore I tried to install current buster directly. The relevant part of qcontrol below.
Unfortunately the installation reported a failure later. Is this supposed to work at the moment or already known, or should I report it, if yes to which package. Which information are needed, is /var/log/syslog sufficient? Kind regards, Bernhard [1] http://ftp.debian.org/debian/dists/buster/main/installer-armel/20190118/images/kirkwood/network-console/qnap/ts-11x/kernel-6282 Jan 21 16:58:59 in-target: qcontrol (0.5.6-4) wird eingerichtet ...^M Jan 21 16:58:59 in-target: Running in chroot, ignoring request. Jan 21 16:58:59 in-target: ^M Jan 21 16:58:59 in-target: update-initramfs: deferring update (trigger activated)^M Jan 21 16:58:59 in-target: Running in chroot, ignoring request. Jan 21 16:58:59 in-target: ^M Jan 21 16:58:59 in-target: invoke-rc.d: policy-rc.d denied execution of start.^M Jan 21 16:59:01 in-target: Created symlink /etc/systemd/system/multi-user.target.wants/qcontrol.service → /lib/systemd/system/qcontrol.service. Jan 21 16:59:01 in-target: ^M Jan 21 16:59:02 in-target: Created symlink /etc/systemd/system/multi-user.target.wants/qcontrold.service → /lib/systemd/system/qcontrold.service. Jan 21 16:59:02 in-target: ^M Jan 21 16:59:04 in-target: Created symlink /etc/systemd/system/sockets.target.wants/qcontrold.socket → /lib/systemd/system/qcontrold.socket. Jan 21 16:59:04 in-target: ^M Jan 21 16:59:04 in-target: Trigger für libc-bin (2.28-5) werden verarbeitet ... ... Jan 21 17:44:02 in-target: u-boot-tools wurde als manuell installiert festgelegt. Jan 21 17:44:02 in-target: 0 aktualisiert, 0 neu installiert, 0 zu entfernen und 0 nicht aktualisiert. Jan 21 17:44:03 in-target: update-initramfs: Generating /boot/initrd.img-4.19.0-1-marvell Jan 21 17:44:17 in-target: kirkwood-qnap: machine: QNAP TS219 family Jan 21 17:44:17 in-target: Using DTB: kirkwood-ts219-6282.dtb Jan 21 17:44:18 in-target: Installing /usr/lib/linux-image-4.19.0-1-marvell/kirkwood-ts219-6282.dtb into /boot/dtbs/4.19.0-1-marvell/./kirkwood-ts219-6282.dtb Jan 21 17:44:18 in-target: Installing new kirkwood-ts219-6282.dtb. Jan 21 17:44:18 in-target: flash-kernel: installing version 4.19.0-1-marvell Jan 21 17:44:23 in-target: /proc/mtd doesn't exist Jan 21 17:44:24 flash-kernel-installer: error: flash-kernel failed