How to debug USB hardware issues

[Alberto Mijares]

>
> What does dmesg say when this failure occurs?
>
> Do you see the following sysctl:
>
> sysctl hw.usb.no_cs_fail
>
> I would start turn on debugging in the modem driver, compile kernel with
> options USB_DEBUG, and then see what is printed at the time of failure.


Hi,

I already have USB_DEBUG option in kernel running and u3g debug. What
info can I send you? I don't see anything relevant.

Thanks


Alberto Mijares