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| -rw-r--r-- | results/scraper/launchpad-without-comments/1626207 | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/results/scraper/launchpad-without-comments/1626207 b/results/scraper/launchpad-without-comments/1626207 new file mode 100644 index 00000000..a2216166 --- /dev/null +++ b/results/scraper/launchpad-without-comments/1626207 @@ -0,0 +1,45 @@ +-device usb-host failing with usbip_vudc-vhdi_hcd gadget + +I must admit that I do not know if this is a Qemu or a Kernel issue, but I try reporting here: + +When I try to forward a copy of my USB mouse that I made with the new virtual USB device controller in kernel 4.7 I get the following in my log: +[ +0.703256] usb 1-4: reset full-speed USB device number 3 using xhci_hcd +[ +1.020776] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.855013] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.859052] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.857000] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.000141] usb 7-3: USB disconnect, device number 10 +[ +0.153056] usb 1-4: reset full-speed USB device number 3 using xhci_hcd +[ +0.703746] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.855001] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.855006] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.855005] usb usb7-port3: Cannot enable. Maybe the USB cable is bad? +[ +0.000009] usb usb7-port3: unable to enumerate USB device + +the commands I use for makeing the virtual device are(after making a copy of the report description of my real mouse in /root/usb/kingston_report_desc): + mkdir /sys/kernel/config/usb_gadget/winmouse + cd /sys/kernel/config/usb_gadget/winmouse + echo "0x047d" > idVendor + echo "0x1020" > idProduct + mkdir strings/0x409 + echo 2016 > strings/0x409/serialnumber + echo Kensington > strings/0x409/manufacturer + echo "Kensington Expert Mouse" > strings/0x409/product + mkdir configs/c.1 + mkdir configs/c.1/strings/0x409 + mkdir functions/hid.usb2 + echo 2 > functions/hid.usb2/protocol + echo 1 > functions/hid.usb2/subclass + echo 4 > functions/hid.usb2/report_length + cat /root/usb/kingston_report_desc > functions/hid.usb2/report_desc + echo 0xa0 > configs/c.1/bmAttributes + echo 100 > configs/c.1/MaxPower + + ln -s functions/hid.usb2 configs/c.1 + echo usbip-vudc.2 > UDC + + usbip attach -r localhost -d usbip-vudc.2 + +The virtual mouse then shows up as Bus7,Dev10 and I use the option -device usb-host,hostbus=7,hostaddr=10,id=hostdev6,bus=usb.0,port=2 in Qemu to attach it. + +This is Qemu 2.7.0 on kernel 4.7.4
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