Re: [Xen-users] Re: usb keyboard and mouse not functioning

["Molle Bestefich" <molle.bestefich@xxxxxxxxx>]

Mark Williamson wrote:
> Wacky! Is that IRQ actually bound to a device driver in dom0?

/proc/interrupts:
 19:     100000        Phys-irq  ohci_hcd:usb1, ohci_hcd:usb2

dmesg:
ohci_hcd: 2004 Nov 08 USB 1.1 'Open' Host Controller (OHCI) Driver (PCI)
ACPI: PCI Interrupt 0000:01:00.0[D] -> GSI 19 (level, low) -> IRQ 19
ohci_hcd 0000:01:00.0: OHCI Host Controller
ohci_hcd 0000:01:00.0: new USB bus registered, assigned bus number 1
ohci_hcd 0000:01:00.0: irq 19, io mem 0xfe4fd000
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 3 ports detected
ACPI: PCI Interrupt 0000:01:00.1[D] -> GSI 19 (level, low) -> IRQ 19
ohci_hcd 0000:01:00.1: OHCI Host Controller
ohci_hcd 0000:01:00.1: new USB bus registered, assigned bus number 2
ohci_hcd 0000:01:00.1: irq 19, io mem 0xfe4fe000
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 3 ports detected
[ snip tigon3 and xenbr related messages ]
irq 19: nobody cared!

Call Trace:<ffffffff80155f90>{__report_bad_irq+48}
<ffffffff80156069>{note_interrupt+89}
       <ffffffff8015589c>{__do_IRQ+252} <ffffffff80116d14>{do_IRQ+52}
       <ffffffff8010eb65>{evtchn_do_upcall+197}
<ffffffff80113aa9>{do_hypervisor_callback+17}
       <ffffffff8010d22a>{hypercall_page+554}
<ffffffff8010d22a>{hypercall_page+554}
       <ffffffff8015574c>{handle_IRQ_event+76}
<ffffffff8010ea9a>{force_evtchn_callback+10}
       <ffffffff8013add3>{__do_softirq+115} <ffffffff8013aedb>{do_softirq+75}
       <ffffffff80116d19>{do_IRQ+57} <ffffffff8010eb65>{evtchn_do_upcall+197}
       <ffffffff80297fb0>{ata_exec_command+0}
<ffffffff80113aa9>{do_hypervisor_callback+17}
       <ffffffff8010d0ca>{hypercall_page+202}
<ffffffff8010d0ca>{hypercall_page+202}
       <ffffffff80111178>{xen_idle+104} <ffffffff801111ca>{cpu_idle+58}
       <ffffffff804c671a>{start_kernel+490} <ffffffff804c619a>{_sinittext+410}

handlers:
[<ffffffff802aac10>] (usb_hcd_irq+0x0/0x70)
[<ffffffff802aac10>] (usb_hcd_irq+0x0/0x70)
Disabling IRQ #19

Nothing is actually plugged into the USB ports.

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