Perhaps it is built into the scanner somehow? Does the scanner have USB sockets in it?
On Wed, 4 Sep 2002, John wrote: > Hi Stephen, > > Actually, the scanner is not plugged into an external hub. > It is plugged directly into the USB port on the motherboard, > and is the only USB device connected to the system. > And this, in fact, could be the problem - the system may be > accidentally configured to use an external USB hub. > When I run 'usbview' I see one of the following: > > > > ****** When it WORKS ****** > > > > > > - USB UCHI ROOT Hub > > > | | > > > | |__ hub > > > | | > > > | |__ usbscanner > > > | > > > |_USB UCHI ROOT Hub > > > > > > > > > ****** When it DOESN'T WORK ****** > > > > > > - USB UCHI ROOT Hub > > > | | > > > | |__ hub > > > | > > > |_USB UCHI ROOT Hub > > > > > What does this mean? A assume that: > > "USB UCHI ROOT Hub" refers to one of the two USB ports on > the motherboard. > > "hub" refers to an external hub that the system 'thinks' is > connected to one of the motherboard USB ports. > > Is this correct? I'm not sure about this. > > If so, that could be the problem. So, how do I tell > the system that I don't have an external hub? > > Incidentally, when you expand the "hub" entry, it reads: > > hub > Speed: 12Mb/s (full) > Number of Ports: 4 > USB Version: 1.10 > Device Class: 09(hub ) > Device Subclass: 00 > Device Protocol: 00 > Maximum Default Endpoint Size: 8 > Number of Configurations: 1 > Vendor Id: 0424 > Product Id: 0140 > Revision Number: 0.00 > > Config Number: 1 > Number of Interfaces: 1 > Attributes: e0 > MaxPower Needed: 100mA > > Interface Number: 0 > Name: hub > Alternate Number: 0 > Class: 09(hub ) > Sub Class: 0 > Protocol: 0 > Number of Endpoints: 1 > > Endpoint Address: 81 > Direction: in > Attribute: 3 > Type: Int. > Max Packet Size: 1 > Interval: 255ms > > Here, the Vendor Id: 0424 Product Id: 0140, is some 'Standard > Microsystems' product. Could this be an external hub? > > Thanks for the help. Much appreciated. > > John. > > > > > On Wed, 2002-08-28 at 21:31, Stephen J. Gowdy wrote: > > So the scanner is plugged into an external hub? Could you try it directly > > plugged into the machine? If that works something could be wrong with your > > hub or cables. > > > > On Wed, 28 Aug 2002, John wrote: > > > > > Hi, > > > > > > I seem to have a problem with my USB setup. > > > > > > When I power up the system (P4 desktop, Intel D845W > > > m/b, SuSE 8.0) the USB driver for my HP6200C USB scanner > > > does not come up properly. The kicker is that about half > > > the time it comes up OK, the other half it doesn't. > > > Wierd or what! > > > > > > In /proc/bus/usb > > > I have two numbered directories, indicating that I must have > > > more than one USB controller on the motherboard. > > > > > > dr-xr-xr-x 1 root root 0 Aug 25 09:52 001 > > > dr-xr-xr-x 1 root root 0 Aug 25 09:52 002 > > > -r--r--r-- 1 root root 0 Aug 25 09:52 devices > > > -r--r--r-- 1 root root 0 Aug 25 09:52 drivers > > > > > > lspci -v|grep HCI > > > 00:1f.2 USB Controller: Intel Corp. 82801BA/BAM USB (Hub (rev 12) > > > (prog-if 00 [UHCI]) > > > 00:1f.4 USB Controller: Intel Corp. 82801BA/BAM USB (Hub (rev 12) > > > (prog-if 00 [UHCI]) > > > > > > I have noted the following differences between the two > > > situations in the list below. > > > I'd really appreciate it if someone here could take a look at > > > this list and see if there is anything messed up here. > > > Or suggest something to try. > > > > > > Thanks for listening, > > > John. > > > > > > ==================================================================== > > > xconsole messages > > > ----------------- > > > > > > ****** When it WORKS ****** > > > > > > Aug 26 23:22:07 linux kernel: usb-uhci.c: Detected 2 ports > > > Aug 26 23:22:07 linux kernel: usb-uhci.c: ENXIO 80000280, flags 0, urb > > > c43a7a40, burb c43a7ac0 > > > Aug 26 23:22:07 linux kernel: usb.c: USB device 3 (vend/prod > > > 0x3f0/0x201) is not claimed by any active driver. > > > Aug 26 23:22:09 linux kernel: usb_control/bulk_msg: timeout > > > Aug 26 23:22:11 linux kernel: PCI: Setting latency timer of device > > > 00:1f.5 to 64 > > > Aug 26 23:22:13 linux kernel: usb_control/bulk_msg: timeout > > > Aug 26 23:22:29 linux last message repeated 4 times > > > > > > ****** When it DOESN'T WORK ****** > > > > > > Aug 25 09:52:45 linux kernel: hub.c: usb_hub_port_status (2) failed (err > > > = -6) > > > Aug 25 09:52:45 linux kernel: usb-uhci.c: ENXIO 80000280, flags 0, urb > > > c356c9c0, burb c356ca40 > > > Aug 25 09:52:45 linux kernel: hub.c: get_hub_status failed > > > Aug 25 09:52:45 linux kernel: PCI: Setting latency timer of device > > > 00:1f.5 to 64 > > > > > > > > > ================================================================= > > > > > > /proc/bus/usb/drivers contains the following: > > > > > > ****** When it WORKS ****** > > > > > > usbdevfs > > > hub > > > 48- 63: usbscanner > > > > > > ****** When it DOESN'T WORK ****** > > > > > > usbdevfs > > > hub > > > > > > ================================================================ > > > > > > /proc/bus/usb/devices contains: > > > > > > ****** When it WORKS ****** > > > > > > T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > > > B: Alloc= 22/900 us ( 2%), #Int= 2, #Iso= 0 > > > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0000 ProdID=0000 Rev= 0.00 > > > S: Product=USB UHCI Root Hub > > > S: SerialNumber=ef80 > > > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > > > T: Bus=02 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 2 Spd=12 MxCh= 4 > > > D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0424 ProdID=0140 Rev= 0.00 > > > C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=100mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 1 Ivl=255ms > > > T: Bus=02 Lev=02 Prnt=02 Port=01 Cnt=01 Dev#= 3 Spd=12 MxCh= 0 > > > D: Ver= 1.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=03f0 ProdID=0201 Rev= 1.00 > > > S: SerialNumber=SG8A9112CRHL > > > C:* #Ifs= 1 Cfg#= 1 Atr=60 MxPwr= 0mA > > > I: If#= 0 Alt= 0 #EPs= 3 Cls=00(>ifc ) Sub=00 Prot=00 Driver=usbscanner > > > E: Ad=81(I) Atr=02(Bulk) MxPS= 64 Ivl= 0ms > > > E: Ad=02(O) Atr=02(Bulk) MxPS= 16 Ivl= 0ms > > > E: Ad=83(I) Atr=03(Int.) MxPS= 1 Ivl=250ms > > > T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > > > B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0 > > > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0000 ProdID=0000 Rev= 0.00 > > > S: Product=USB UHCI Root Hub > > > S: SerialNumber=ef40 > > > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > > > > > > > > > ****** When it DOESN'T WORK ****** > > > > > > T: Bus=02 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > > > B: Alloc= 11/900 us ( 1%), #Int= 1, #Iso= 0 > > > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0000 ProdID=0000 Rev= 0.00 > > > S: Product=USB UHCI Root Hub > > > S: SerialNumber=ef80 > > > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > > > T: Bus=02 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#= 2 Spd=12 MxCh= 4 > > > D: Ver= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0424 ProdID=0140 Rev= 0.00 > > > C:* #Ifs= 1 Cfg#= 1 Atr=e0 MxPwr=100mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 1 Ivl=255ms > > > T: Bus=01 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=12 MxCh= 2 > > > B: Alloc= 0/900 us ( 0%), #Int= 0, #Iso= 0 > > > D: Ver= 1.00 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > > > P: Vendor=0000 ProdID=0000 Rev= 0.00 > > > S: Product=USB UHCI Root Hub > > > S: SerialNumber=ef40 > > > C:* #Ifs= 1 Cfg#= 1 Atr=40 MxPwr= 0mA > > > I: If#= 0 Alt= 0 #EPs= 1 Cls=09(hub ) Sub=00 Prot=00 Driver=hub > > > E: Ad=81(I) Atr=03(Int.) MxPS= 8 Ivl=255ms > > > > > > ================================================================= > > > > > > The 'usbview' display shows three items and looks like this: > > > > > > ****** When it WORKS ****** > > > > > > - USB UCHI ROOT Hub > > > | | > > > | |__ hub > > > | | > > > | |__ usbscanner > > > | > > > |_USB UCHI ROOT Hub > > > > > > > > > ****** When it DOESN'T WORK ****** > > > > > > - USB UCHI ROOT Hub > > > | | > > > | |__ hub > > > | > > > |_USB UCHI ROOT Hub > > > > > > =================================================================== > > > > > > > > > > > > > > > > > > > > > > > > > > > ------------------------------------------------------- > > > This sf.net email is sponsored by: Jabber - The world's fastest growing > > > real-time communications platform! Don't just IM. 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