On Sat, May 26, 2012 at 4:54 AM, Alan Stern <st...@rowland.harvard.edu> wrote: > On Fri, 25 May 2012, Hans de Goede wrote: >> I spend the last 1.5 days debugging a problem with redirecting >> certain USB mass-storage devices to a Windows 7 vm. >> >> This problem only happens when the device is plugged into an >> USB 3 port. >> > Judging by your description, there is a bug either in xhci-hcd or in > your xHCI hardware. What does "lspci -vv" show for the controller? >
Just want to reference another bug report with similar problem, this time it is an ASMedia controller. Thread: http://libusb.6.n5.nabble.com/Smartcard-reader-failed-on-USB-3-0-port-td5709817.html (with logs for USB 2.0 port which is okay and USB 3.0 port which failed) Ticket: http://libusb.org/ticket/133 > $ lspci -vv > > 03:00.0 USB controller: ASMedia Technology Inc. ASM1042 SuperSpeed USB > Host Controller (prog-if 30 [XHCI]) > Subsystem: ASUSTeK Computer Inc. Device 1059 > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- > Stepping- SERR- FastB2B- DisINTx+ > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- > <TAbort- <MAbort- >SERR- <PERR- INTx- > Latency: 0, Cache Line Size: 64 bytes > Interrupt: pin A routed to IRQ 19 > Region 0: Memory at dde00000 (64-bit, non-prefetchable) [size=32K] > Capabilities: <access denied> > Kernel driver in use: xhci_hcd -- Xiaofan ------------------------------------------------------------------------------ Live Security Virtual Conference Exclusive live event will cover all the ways today's security and threat landscape has changed and how IT managers can respond. Discussions will include endpoint security, mobile security and the latest in malware threats. http://www.accelacomm.com/jaw/sfrnl04242012/114/50122263/ _______________________________________________ libusbx-devel mailing list libusbx-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/libusbx-devel
