USB CDC-ACM device under FreeBSD and HPS stack

[John E Hein]

Xiaofan Chen wrote at 16:16 +0800 on Apr 26, 2008:
 > On Sat, Apr 26, 2008 at 3:51 PM, Xiaofan Chen <xiaofanc at gmail.com> wrote:
 > 
 > >  [mcuee at freebsd7 ~]$ sudo kldload ucycom
 > >  kldload: can't load ucycom: No such file or directory

Sometimes you'll get that message not becuase /boot/kernel/ucycom.ko
doesn't exist but because it's trying to reference external symbols defined
in other modules or the kernel that aren't there for whatever reason, or
that a module dependency can't be loaded.

Look in /var/log/messages or dmesg.