Detecting USB devices at startup?

[M. Warner Losh]

In message: <472F1A97.3090308 at bulinfo.net>
            Krassimir Slavchev <krassi at bulinfo.net> writes:
: At boot I get:
::: doesn't
: But if I unplug and plug the usb device:
::: works
: Any ideas why this happens?
: PS1: I have this problem with all USB devices I tested.

This may be a power issue.  I've been running a KB2902A for months
with -current with various types of ucom devices that are seen at
boot without the hotplug.

Maybe you can try adding a powered hub and seeing if that helps.

Warner