On 25/05/2011, at 9:33, Hans Petter Selasky wrote:
> On Tuesday 24 May 2011 23:48:30 Daniel O'Connor wrote:
>> I find that my application has rare problems where it does not get a reply
>> from the micro to a control bus packet, or perhaps the micro doesn't
>> receive it (I need to add a sequence number or similar to my protocol to
>> try and detect it I think).
> There was a data toggle issue fixed with the EHCI recently, which triggers
> depending on hardware timing. Are you running the latest 8-stable or 9-
I have that as I am running 219926
> current. There is also a new utility called usbdump, which can be used to
> figure out what is going on.
I am running 9-current (in production for my sins..)
usbdump is useful but consumes too much CPU at my data rate :(
Daniel O'Connor software and network engineer
for Genesis Software - http://www.gsoft.com.au
"The nice thing about standards is that there
are so many of them to choose from."
-- Andrew Tanenbaum
GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
firstname.lastname@example.org mailing list
To unsubscribe, send any mail to "freebsd-usb-unsubscr...@freebsd.org"