It is a BIOS or PCI problem, try the linux-kernel list. On Fri, 1 Apr 2005, Allan Mcintosh wrote:
> Hey, > > On my debian Dual 550MHz Pentium III machine, I am unable to get usb > working. I didn't notice anything obvious in the bios that would disable > USB. Any suggestions would be greatly appreciated. > > I have tried several kernels, most recently 2.6.10 and 2.6.11.5. > I have also tried booting with variations of > > append="noapic acpi=off pci=biosirq" > > > Upon loading uhci_hcd module I see the following > > $ dmesg > <snip> > usbcore: registered new driver usbfs > usbcore: registered new driver hub > usbcore: registered new driver hiddev > usbcore: registered new driver usbhid > drivers/usb/input/hid-core.c: v2.0:USB HID core driver > USB Universal Host Controller Interface driver v2.2 > PCI: Enabling device 0000:00:07.2 (0000 -> 0001) > PCI: No IRQ known for interrupt pin C of device 0000:00:07.2. Probably > buggy MP table. > uhci_hcd 0000:00:07.2: Found HC with no IRQ. Check BIOS/PCI > 0000:00:07.2 setup! > > > > $ lspci -vv > <snip> > 0000:00:07.2 USB Controller: Intel Corp. 82371AB/EB/MB PIIX4 USB (rev > 01) (prog-if 00 [UHCI]) > Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- > ParErr- Stepping- SERR- FastB2B- > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- > <TAbort- <MAbort- >SERR- <PERR- > Interrupt: pin D routed to IRQ 0 > Region 4: I/O ports at ef80 [size=32] > > > $ lsmod > Module Size Used by > uhci_hcd 34640 0 > ehci_hcd 34180 0 > usbhid 33184 0 > usbcore 123096 3 uhci_hcd,ehci_hcd,usbhid > <snip> > > > > > > > > > > -- /------------------------------------+-------------------------\ |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 | \------------------------------------+-------------------------/ ------------------------------------------------------- SF email is sponsored by - The IT Product Guide Read honest & candid reviews on hundreds of IT Products from real users. Discover which products truly live up to the hype. Start reading now. http://ads.osdn.com/?ad_id=6595&alloc_id=14396&op=click _______________________________________________ Linux-usb-users@lists.sourceforge.net To unsubscribe, use the last form field at: https://lists.sourceforge.net/lists/listinfo/linux-usb-users
