On Sat, Jan 30, 2010 at 8:59 PM, Klaus Doblmann <klaus.doblmann@xxxxxxxxx> wrote: > thanks, Greg! mounted debugfs (yes, they include it ;) ) and captured > the plugging in (+30seconds or so afterwards to see the LED blink > meaning an attempted mounting took place) with usbmon. See the attached > log. > Please do note: The drive I captured uses a JMicron chipset as I have > found the bug affecting this drive in the exact same way as the one I > initially wrote about and it's one I don't need right now so I can use > it for all kinds of tests ;) > > Device info (in case it helps): > > T: Bus=02 Lev=02 Prnt=02 Port=01 Cnt=01 Dev#= 11 Spd=480 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=152d ProdID=2329 Rev= 1.00 > S: Manufacturer=JMicron > S: Product=USB to ATA/ATAPI Bridge > S: SerialNumber=DCAF3034069F > C:* #Ifs= 1 Cfg#= 1 Atr=c0 MxPwr= 2mA > I:* If#= 0 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 > Driver=usb-storage > E: Ad=81(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms I reported similar issues about a JMicron some time ago: http://thread.gmane.org/gmane.linux.kernel/897520/focus=897638 Sometimes I'm also unable to mount the device, but turning it off and on fixes the problem most of the time, until it seems to die and restart. My log is here: http://people.freedesktop.org/~felipec/1.mon.out -- Felipe Contreras -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
