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 AndrewReceived on Sun Mar 22 2009 - 03:24:06 UTC
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