Re: Cannot get unshared interrupt although interrupt seems to be available

On 15/02/2007 17:29, Spiller, Alexander wrote:
> I'm using a NI DAQ-6062E together with RTAI 3.4 and Comedi 0.7.73.
> I'm getting into trouble with comedi_config, it says it cannot find
> an unshared interrupt. But I can't see the problem.

> ## Doing cat /proc/interrupts gives:
> 
>            CPU0
>   0:     968800          XT-PIC  timer
>   1:      11980          XT-PIC  i8042
>   2:          0          XT-PIC  cascade
>   7:          1          XT-PIC  parport0
>   8:          3          XT-PIC  rtc
>  11:     211678          XT-PIC  uhci_hcd:usb1, uhci_hcd:usb2,
> uhci_hcd:usb3, yenta, Intel 82801CA-ICH3, yenta, yenta, eth0
>  12:        104          XT-PIC  i8042
>  14:      16401          XT-PIC  ide0
>  15:      34450          XT-PIC  ide1
> NMI:          0
> ERR:          0
> 
> ## So IRQ 3 seems to be free. So where's the Problem?

IRQ 3 and 4 are often assigned to legacy serial ports on the 
motherboard.  Check the BIOS settings.  It should be possible to disable 
the on-board serial ports and free up those IRQs for use by PCI devices.

-- 
-=( Ian Abbott _at_ MEV Ltd.    E-mail: <abbotti_at_mev.co.uk>        )=-
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Received on 2007-02-16Z10:42:27