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Re: 'math error' on irq 13?



I think it is supposed to be like that. It is like that on my system and I
think this has been asked before and it was mentioned in the list that 
for some reason it appears so in /proc/interrupts
George 

                           


On Wed, 7 Jan 1998, Britton wrote:

> 
> While trying (and failing) to get my no-name (well KTI networks)
> PnP PCI Ethernet card to work, I noticed this:
> 
> $ cat interrupts
>  0:   87414006   timer
>  1:     799266   keyboard
>  2:          0   cascade
>  3:    6901359 + serial
>  4:     462426 + serial
>  5:      16194   sound blaster
>  8:          0 + rtc
> 13:          1   math error
> 14:     340701 + ide0
> 
> Things don't look right on IRQ 13.  Anyone know what would tend to cause
> this type of error?
> 
> Incidently here are my PCI devices:
> 
> $ cat pci
> PCI devices found:
>   Bus  0, device  12, function  0:
>     VGA compatible controller: S3 Inc. Vision 968 (rev 0).
>       Medium devsel.  IRQ 11.  
>       Non-prefetchable 32 bit memory at 0xf8000000.
>   Bus  0, device  11, function  0:
>     Ethernet controller: Unknown vendor Unknown device (rev 0).
>       Vendor id=8e2e. Device id=3000.
>       Medium devsel.  Fast back-to-back capable.  
>       I/O at 0xe000.
>   Bus  0, device   7, function  1:
>     IDE interface: Intel 82371SB Natoma/Triton II PIIX3 (rev 0).
>       Medium devsel.  Fast back-to-back capable.  Master Capable.
> Latency=32.  
>       I/O at 0xe800.
>   Bus  0, device   7, function  0:
>     ISA bridge: Intel 82371SB Natoma/Triton II PIIX3 (rev 1).
>       Medium devsel.  Fast back-to-back capable.  Master Capable.  No
> bursts.  
>   Bus  0, device   0, function  0:
>     Host bridge: Intel 82439HX Triton II (rev 3).
>       Medium devsel.  Master Capable.  Latency=32. 
> 
> I know the Ethernet card has been reported as being on IRQ 12 in the
> listing before, so I assume it is one of those cards which requires
> 'reset-key' rebooting from Win95 in order to be recognized.  Anyway, and
> ideas on this interupt problem or the network would be greatly
> appreciated.
> 
> 
> --
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> 
> 

-------------------------------------------------------------------------------
George Kapetanios
Churchill College
Cambridge, CB3 0DS    E-Mail: GK205@cus.cam.ac.uk
U.K.                  WWW: http://garfield.chu.cam.ac.uk/~gk205/work_info.html
-------------------------------------------------------------------------------



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