Re: usbconfig / hal-device no longer lists usb devices

From: Andrew Thompson <thompsa_at_FreeBSD.org>
Date: Sat, 21 Mar 2009 21:24:01 -0700
On Sun, Mar 22, 2009 at 01:52:54AM +0100, Pieter de Goeje wrote:
> On Sunday 22 March 2009 01:03:31 Andrew Thompson wrote:
> > On Sun, Mar 22, 2009 at 02:52:33AM +0300, Anonymous wrote:
> > > > I added a bunch of printf()s to libusb, specifically
> > > > ugen20_enumerate(). Both ugen0.2 and ugen1.2 failed at ioctl(f,
> > > > USB_GET_PLUGTIME, &plugtime) because it returned EINVAL. The ugenX.2
> > > > files were opened successfully.
> > > >
> > > > At this point it looks like the problem lies somewhere in the kernel,
> > > > which makes it a lot harder for me to debug.
> > >
> > > Can you try to back out r189906? Doing so makes my keyboard to appear in
> > > usbconfig output again. Here is a ktrace diff for `usbconfig -u 0 -a 3'.
> 
> I'll give it a shot. It's rather late so the results will probably have to 
> wait until tomorrow.
> 
> >
> > What does sysctl hw.usb2.dev.debug=2 show with usbconfig on the latest
> > HEAD code?
> 
> Output is quite long so I put it on the web:
> http://unforgiven.student.utwente.nl/~pyotr/dump/usbconfig_debug_2.txt

I cant see anything obviously wrong with r189906 so I have committed
some more debugging traces. Can you update your sources/kernel and run
usbconfig again with hw.usb2.dev.debug=5


Andrew
Received on Sun Mar 22 2009 - 03:24:06 UTC

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