Do you have the ehci driver loaded on your opteron system? On Mon, 22 Mar 2004, Mark Watts wrote:
> -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > > I have a Tyan S2875 board with two Opteron processors. > > Kernel is 2.6.3 running on Mandrake 10.0 Community. > > On the ATX back panel are four USB ports. Two are in the same block as the lan > port and the other two are on their own. > There are some additional headers on the motherboard, one per controller. > > According to lspci, I have the following USB controllers: > > 01:00.0 USB Controller: Advanced Micro Devices [AMD] AMD-8111 USB (rev 0b) > (prog-if 10 [OHCI]) > Subsystem: Advanced Micro Devices [AMD] AMD-8111 USB > Flags: bus master, medium devsel, latency 64, IRQ 19 > Memory at fc9fc000 (32-bit, non-prefetchable) [size=4K] > > 01:00.1 USB Controller: Advanced Micro Devices [AMD] AMD-8111 USB (rev 0b) > (prog-if 10 [OHCI]) > Subsystem: Advanced Micro Devices [AMD] AMD-8111 USB > Flags: bus master, medium devsel, latency 64, IRQ 19 > Memory at fc9fd000 (32-bit, non-prefetchable) [size=4K] > > 01:0b.0 USB Controller: VIA Technologies, Inc. USB (rev 61) (prog-if 00 > [UHCI]) > Subsystem: VIA Technologies, Inc. USB > Flags: bus master, medium devsel, latency 64, IRQ 17 > I/O ports at a800 [size=32] > Capabilities: <available only to root> > > 01:0b.1 USB Controller: VIA Technologies, Inc. USB (rev 61) (prog-if 00 > [UHCI]) > Subsystem: VIA Technologies, Inc. USB > Flags: bus master, medium devsel, latency 64, IRQ 18 > I/O ports at a880 [size=32] > Capabilities: <available only to root> > > 01:0b.2 USB Controller: VIA Technologies, Inc. USB 2.0 (rev 62) (prog-if 20 > [EHCI]) > Subsystem: VIA Technologies, Inc. USB 2.0 > Flags: bus master, medium devsel, latency 64, IRQ 19 > Memory at fc9ff800 (32-bit, non-prefetchable) [size=256] > Capabilities: <available only to root> > > > - From what I can gather, the two separate ports are the AMD controller, and > they only support USB 1.1. The motherboard manual supports this theory. > > The other ports are the VIA controller, and they support both USB 1.1 and USB > 2.0. > > Whichever ports I plug a USB 2.0 20Gig hard drive into, I only get USB1.1 > speeds out of it. > Using usbview shows that if I plug the drive into the VIA ports, its using the > uhci-hcd driver. > If I use the AMD ports, it uses the ohci-hcd driver. > > If I use the system case USB header plugged into the USB2.0 motherboard header > (as marked in the motherboard manual) the light on my drive comes on but the > system doesn't even acknowledge that I plugged anything in. > > > On my AthlonXP system with a VIA USB 1.1/2.0 controller, I can use any port on > the motherboard to plug my drive into and I will always use the ehci-hcd > driver and get USB 2.0 data rates, even if the uhci-hcd driver is loaded too. > > > Is there any way of either forcing the VIA ports to use only the ehci-hcd > driver, or is there something else going on? > > Cheers, > > Mark. > > - -- > Mark Watts > Senior Systems Engineer > QinetiQ TIM > St Andrews Road, Malvern > GPG Public Key ID: 455420ED > > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.2.3 (GNU/Linux) > > iD8DBQFAXuxeBn4EFUVUIO0RAs6IAJ9COWKjWw/HvoivquntOrUyU+RhHQCfWYY0 > hX3dML4C1Gap4Ejzwfq26b4= > =XGIr > -----END PGP SIGNATURE----- > > > > ------------------------------------------------------- > This SF.Net email is sponsored by: IBM Linux Tutorials > Free Linux tutorial presented by Daniel Robbins, President and CEO of > GenToo technologies. Learn everything from fundamentals to system > administration.http://ads.osdn.com/?ad_id70&alloc_id638&op�k > _______________________________________________ > [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 is sponsored by: IBM Linux Tutorials Free Linux tutorial presented by Daniel Robbins, President and CEO of GenToo technologies. Learn everything from fundamentals to system administration.http://ads.osdn.com/?ad_id70&alloc_id638&op=click _______________________________________________ [EMAIL PROTECTED] To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
