On Mon, 11 Jul 2005, Michel Bouissou wrote: > Le Lundi 11 Juillet 2005 20:36, Alan Stern a écrit : > > It's also possible that the UHCI controllers are generating the unwanted > > interrupt requests. You should make sure that Legacy USB Support is > > turned off in your BIOS settings. > > My motherboard both holds USB 1.1 and USB 2.0 controllers. I don't have a > "Legacy USB Support" option in my BIOS, all my USB options are the following: > > Enable USB 1.1 controller: YES (Surely relates to my true USB 1.1 > controller) > > Enable USB 2.0 controller: YES (Same for the high speed controller ?) > > Enable USB keyboard: NO > > Enable USB mouse support: YES (Well, I have one ;-)
That's what I was talking about. BIOS support for keyboard and mouse is called "Legacy" support, because it emulates plain old non-USB AT-type devices. I bet if you turned off the "Enable USB mouse support" option then everything would work. > I didn't change anything regarding these so far. > > > You can also try adding the "usb-handoff" kernel parameter to your boot > > command line. > > Hey !! This one looks like the MIRACLE-OPTION !! > > I just booted using my 2.6.12 kernel patched with Nathalie's patches (don't > know if they help in there...) and the problem seems to be gone ! > > Nothing complains anymore about the interrupt. I have: > > [EMAIL PROTECTED] etc]# cat /proc/interrupts > CPU0 > 0: 934501 IO-APIC-edge timer > 1: 4611 IO-APIC-edge i8042 > 2: 0 XT-PIC cascade > 4: 2779 IO-APIC-edge serial > 7: 3 IO-APIC-edge parport0 > 14: 7909 IO-APIC-edge ide4 > 15: 7918 IO-APIC-edge ide5 > 16: 38447 IO-APIC-level nvidia > 18: 2982 IO-APIC-level eth0, eth1 > 19: 37041 IO-APIC-level ide0, ide1, ide2, ide3, ehci_hcd:usb4 > 21: 52036 IO-APIC-level uhci_hcd:usb1, uhci_hcd:usb2, uhci_hcd:usb3 > 22: 2850 IO-APIC-level VIA8233 > NMI: 0 > LOC: 934453 > ERR: 0 > MIS: 0 > > > ...now let's see with time if this is stable... > > A thousand thanks for your suggestion Alan ! You're welcome. > (Kernel 2.4 was working plain good without such a boot option, I didn't know > it existed...) A lot has changed since 2.4... not always for the better! Alan Stern - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/