You devices entry for the EHCI doesn't look like I'd expect. The one I have is;
T: Bus=03 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh= 5 B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0 D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS= 8 #Cfgs= 1 P: Vendor=0000 ProdID=0000 Rev= 2.04 S: Manufacturer=Linux 2.4.21-15.0.2.EL ehci-hcd S: Product=NEC Corporation USB 2.0 S: SerialNumber=00:0a.2 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= 2 Ivl=256ms What is in your log files when your usb HCI drivers get loaded and when you plug in your device? Does /proc/interupts increase for the line with ehci on it? On Sun, 4 Jul 2004, Toby Collett wrote: > Hi, > I have a USB device which internally has a USB 2.0 hub with two high > speed devices attached, i am connecting it to my laptop which has USB > 2.0 support... > The problem is that the USB 2 hub in the device allways gets attached to > one of the UHCI hubs instead of the EHCI root hub. Is there a way to > force it to attach as USB 2.0 and not fall back to UHCI? > > The device works fine in windows at high speed... > > below are the output of lspci and usb/devices with the device attached > (the NEC hub is the one internal to the device) > > any assistance will be much appreciated, > thanks, > Toby > > lspci > --------------------------- > > 0000:00:00.0 Host bridge: Intel Corp. 82855PM Processor to I/O Controller (rev 03) > 0000:00:01.0 PCI bridge: Intel Corp. 82855PM Processor to AGP Controller (rev 03) > 0000:00:1d.0 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #1 (rev 01) > 0000:00:1d.1 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #2 (rev 01) > 0000:00:1d.2 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #3 (rev 01) > 0000:00:1d.7 USB Controller: Intel Corp. 82801DB (ICH4) USB2 EHCI Controller (rev 01) > 0000:00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev 81) > 0000:00:1f.0 ISA bridge: Intel Corp. 82801DBM LPC Interface Controller (rev 01) > 0000:00:1f.1 IDE interface: Intel Corp. 82801DBM (ICH4) Ultra ATA Storage Controller > (rev 01) > 0000:00:1f.3 SMBus: Intel Corp. 82801DB/DBM (ICH4) SMBus Controller (rev 01) > 0000:00:1f.5 Multimedia audio controller: Intel Corp. 82801DB (ICH4) AC'97 Audio > Controller (rev 01) > 0000:00:1f.6 Modem: Intel Corp. 82801DB (ICH4) AC'97 Modem Controller (rev 01) > 0000:01:00.0 VGA compatible controller: ATI Technologies Inc Radeon Mobility M7 LW > [Radeon Mobility 7500] > 0000:02:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host Controller > (rev 80) > 0000:02:01.0 Ethernet controller: Realtek Semiconductor Co., Ltd. > RTL-8139/8139C/8139C+ (rev 20) > 0000:02:02.0 Network controller: Intel Corp. PRO/Wireless LAN 2100 3B Mini PCI > Adapter (rev 04) > > > > > /proc/bus/usb/device > ----------------------------------------------------- > T: Bus=03 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= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 2.06 > S: Manufacturer=Linux 2.6.7-tc14 uhci_hcd > S: Product=Intel Corp. 82801DB (ICH4) USB UHCI #3 > S: SerialNumber=0000:00:1d.2 > C:* #Ifs= 1 Cfg#= 1 Atr=c0 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= 2 Ivl=255ms > > T: Bus=03 Lev=01 Prnt=01 Port=00 Cnt=01 Dev#= 8 Spd=12 MxCh= 4 > D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=0409 ProdID=0058 Rev= 1.00 > S: Manufacturer=NEC Corporation > S: Product=USB2.0 Hub Controller > 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=03 Lev=02 Prnt=08 Port=02 Cnt=01 Dev#= 9 Spd=12 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=11a6 ProdID=00c3 Rev= 1.10 > S: Manufacturer=VRmagic > S: Product=VRmC-3 > S: SerialNumber=000070 > C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=280mA > I: If#= 0 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=vrmagic > E: Ad=82(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms > > T: Bus=03 Lev=02 Prnt=08 Port=03 Cnt=02 Dev#= 10 Spd=12 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=11a6 ProdID=00c3 Rev= 1.10 > S: Manufacturer=VRmagic > S: Product=VRmC-3 > S: SerialNumber=000050 > C:* #Ifs= 1 Cfg#= 1 Atr=80 MxPwr=280mA > I: If#= 0 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=00 Prot=00 Driver=vrmagic > E: Ad=82(I) Atr=02(Bulk) MxPS= 64 Ivl=0ms > > T: Bus=02 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= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 2.06 > S: Manufacturer=Linux 2.6.7-tc14 uhci_hcd > S: Product=Intel Corp. 82801DB (ICH4) USB UHCI #2 > S: SerialNumber=0000:00:1d.1 > C:* #Ifs= 1 Cfg#= 1 Atr=c0 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= 2 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= 1.10 Cls=09(hub ) Sub=00 Prot=00 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 2.06 > S: Manufacturer=Linux 2.6.7-tc14 uhci_hcd > S: Product=Intel Corp. 82801DB (ICH4) USB UHCI #1 > S: SerialNumber=0000:00:1d.0 > C:* #Ifs= 1 Cfg#= 1 Atr=c0 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= 2 Ivl=255ms > > T: Bus=04 Lev=00 Prnt=00 Port=00 Cnt=00 Dev#= 1 Spd=480 MxCh= 6 > B: Alloc= 0/800 us ( 0%), #Int= 0, #Iso= 0 > D: Ver= 2.00 Cls=09(hub ) Sub=00 Prot=01 MxPS= 8 #Cfgs= 1 > P: Vendor=0000 ProdID=0000 Rev= 2.06 > C:* #Ifs= 1 Cfg#= 1 Atr=e0 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= 2 Ivl=256ms > > 0000:02:04.0 CardBus bridge: ENE Technology Inc CB1410 Cardbus Controller > > > > > > ------------------------------------------------------- > This SF.Net email sponsored by Black Hat Briefings & Training. > Attend Black Hat Briefings & Training, Las Vegas July 24-29 - > digital self defense, top technical experts, no vendor pitches, > unmatched networking opportunities. Visit www.blackhat.com > _______________________________________________ > [EMAIL PROTECTED] > To unsubscribe, use the last form field at: > https://lists.sourceforge.net/lists/listinfo/linux-usb-users > -- /------------------------------------+-------------------------\ |Stephen J. Gowdy | SLAC, MailStop 34, | |http://www.slac.stanford.edu/~gowdy/ | 2575 Sand Hill Road, | |http://calendar.yahoo.com/gowdy | Menlo Park CA 94025, USA | |EMail: [EMAIL PROTECTED] | Tel: +1 650 926 3144 | \------------------------------------+-------------------------/ ------------------------------------------------------- This SF.Net email sponsored by Black Hat Briefings & Training. Attend Black Hat Briefings & Training, Las Vegas July 24-29 - digital self defense, top technical experts, no vendor pitches, unmatched networking opportunities. Visit www.blackhat.com _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
