https://cdn.openbsd.org/pub/OpenBSD/snapshots/arm64/install70.img
18:56 < kettenis> the mini works fine
18:57 < kettenis> just remember that with the current DTB all machines default to serial console
18:57 < kettenis> so you'll have to type "set tty fb0" at the boot> prompt
19:13 < kettenis> but if you already have u-boot running, the standard instructions from INSTALL.arm64 are all you need