libusb usb_interrupt_read hangs under FreeBSD

[Hans Petter Selasky]

On Tuesday 03 April 2007 13:27, Xiaofan Chen wrote:
> I was redirected to this list as per the suggestion from the
> libusb mailing list.
>
> It will be greatly appreciated that someone can suggest
> how to debug this problem?

With the new USB stack installed, do like this:

sysctl hw.usb.debug=15

Then run you program.

Then get all the lines with "ugen()" in the debug output.

sysctl hw.usb.debug=0

--HPS