HEADSUP usb2 (usb4bsd) to become default in 2 weeks.

[Hans Petter Selasky]

On Tuesday 23 December 2008, Pegasus Mc Cleaft wrote:
> I believe that the Prolific USB serial adapter is broken on AMD64.  I tried
> one of the adapters on my machine and no matter what serial speed I was
> selecting with cu it would come back with an error stating the speed was
> unsupported. I moved the adapter to a 8-current machine (i386) with the
> usb1 stack and everything worked fine.
>
> Peg

Are you sure that this is not an mpsafetty problem?

Also, try to turn on debugging (I386+AMD):

sysctl hw.usb2.uftdi.debug=15

What happens with USB2+I386+UFTDI?

--HPS