On Fri, 11 Mar 2005, Andrew Morton wrote:

> Felix von Leitner <[EMAIL PROTECTED]> wrote:
> >
> > My new nForce 4 mainboard has 10 or so USB 2.0 outlets.  In Windows,
> > they all work.  In Linux, two of them work.  Putting my USB stick or
> > anything else in one of the others produces nothing in Linux.
> > Apparently no IRQ getting through or something?
> > 
> > This is what /proc/interrupts has to say:
> > 
> >   177:    9503618   IO-APIC-level  ohci_hcd, eth0
> > 
> > These are the USB boot messages:
> > 
> >   usbcore: registered new driver usbfs
> >   usbcore: registered new driver hub
> >   ehci_hcd 0000:00:02.1: new USB bus registered, assigned bus number 1
> >   ehci_hcd 0000:00:02.1: USB 2.0 initialized, EHCI 1.00, driver 26 Oct 2004
> >   hub 1-0:1.0: USB hub found
> >   ohci_hcd: 2004 Nov 08 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
> >   ohci_hcd 0000:00:02.0: new USB bus registered, assigned bus number 2
> >   hub 2-0:1.0: USB hub found
> >   usbcore: registered new driver usblp
> >   drivers/usb/class/usblp.c: v0.13: USB Printer Device Class driver
> >   Initializing USB Mass Storage driver...
> >   usb 2-4: new low speed USB device using ohci_hcd and address 2
> >   usbcore: registered new driver usb-storage
> >   USB Mass Storage support registered.
> >   input: USB HID v1.10 Mouse [B16_b_02 USB-PS/2 Optical Mouse] on
> >   usb-0000:00:02.0-4
> >   usbcore: registered new driver usbhid
> >   drivers/usb/input/hid-core.c: v2.0:USB HID core driver
> >   HUB0 XVR0 XVR1 XVR2 XVR3 USB0 USB2 MMAC MMCI UAR1
> > 
> > As you can see, it appears to work in principle.

Can you try turning on CONFIG_USB_DEBUG and posting both the boot messages 
and the log for when you plug the stick into one of the non-working ports?

Alan Stern



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