On Sat, 25 Jun 2005, David I S Mandala wrote: > Hi, > > I'm using a Plextor Digital Video Converter that uses USB 2.0 high > speed. I'm having an odd problem. I'm using a VIA EPIA-MII mother board. > When I use the internal USB 2.0 connection the device will run for an > unknown length of time and then hang. The entire USB chain is unusable. > I also have a USB GPS plugged into the machine. It stops functioning > too. If I unplug the GPS I don't get the normal messages and if I plug > it back in I don't get the normal messages then either. I have the > verbose USB debugging turned on in the kernel.
What version of Linux? > Once this happens you can't remove the ehci_hcd driver from memory. > rmmod just hangs in the D state. > > The Plextor driver is GPL'ed but not part of the kernel source code. > It's downloadable from Plextor. > > Interesting thing is if I add an external USB 2.0 card that uses an NEC > chipset I have yet to see the problem happen. > > Below are dumps from the logs and dmesg. Any help or ideas would be > appreciated. If you aren't already using 2.6.12, you should upgrade. Also check out the linux-usb-devel mailing list. Just during the last couple of days a new patch was posted for the ehci-hcd driver. Alan Stern ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! Get everything you need to get up to speed, fast. http://ads.osdn.com/?ad_id=7477&alloc_id=16492&op=click _______________________________________________ [email protected] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
