[asterisk-users] IBM Server / USB Ports

Eric "ManxPower" Wieling eric at fnords.org
Thu Dec 14 14:33:05 MST 2006


Matt wrote:
> Hi,
> I have an IBM xSeries server... and the digium card is sharing IRQ
> with USB and giving me crackling audio.
> 
>>>> cat /proc/interrupts
>>>>
>>>> It brings up these results:
>>>>    0:   10566547    IO-APIC-edge  timer
>>>>    1:          9    IO-APIC-edge  i8042
>>>>    2:          0          XT-PIC  cascade
>>>>    8:          1    IO-APIC-edge  rtc
>>>>   12:         93    IO-APIC-edge  i8042
>>>>   14:         23    IO-APIC-edge  ide0
>>>> 121:     481478   IO-APIC-level  uhci_hcd:usb2, eth0
>>>> 137:          0   IO-APIC-level  uhci_hcd:usb3
>>>> 153:          0   IO-APIC-level  ehci_hcd:usb1
>>>> 161:      28479   IO-APIC-level  ips
>>>> 169:   10526429   IO-APIC-level  wctdm24xxp
> 
> IBM is saying that I can not disable the USB ports!!!!!    Can anyone
> offer any insight.. either as to how to disable the USB ports, or how
> to make this work on an IBM xSeries?

Move the card to a different slot.


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