problem with multiple NIC's in 2.3.29 (tulip)

Jeremy Hansen jeremy@xxedgexx.com
Thu Nov 25 12:44:53 1999


Hmm, well, it looks like several devices are trying to use IRQ 9:

PCI devices found:
  Bus  0, device   0, function  0:
    Host bridge: Intel Corporation 440BX/ZX - 82443BX/ZX Host bridge (rev 3).
      Master Capable.  Latency=64.  
      Prefetchable 32 bit memory at 0xe4000000 [0xe7ffffff].
  Bus  0, device   1, function  0:
    PCI bridge: Intel Corporation 440BX/ZX - 82443BX/ZX AGP bridge (rev 3).
      Master Capable.  Latency=64.  Min Gnt=136.
  Bus  0, device   4, function  0:
    ISA bridge: Intel Corporation 82371AB PIIX4 ISA (rev 2).
  Bus  0, device   4, function  1:
    IDE interface: Intel Corporation 82371AB PIIX4 IDE (rev 1).
      Master Capable.  Latency=32.  
      I/O at 0xb800 [0xb80f].
  Bus  0, device   4, function  2:
    USB Controller: Intel Corporation 82371AB PIIX4 USB (rev 1).
      IRQ 9.
      Master Capable.  Latency=32.  
      I/O at 0xb400 [0xb41f].
  Bus  0, device   4, function  3:
    Bridge: Intel Corporation 82371AB PIIX4 ACPI (rev 2).
  Bus  0, device   9, function  0:
    Ethernet controller: Digital Equipment Corporation DECchip 21140
[FasterNet] (rev 18).
      IRQ 9.
      Master Capable.  Latency=32.  
      I/O at 0xb000 [0xb07f].
      Non-prefetchable 32 bit memory at 0xdd800000 [0xdd80007f].
  Bus  0, device  10, function  0:
    Ethernet controller: Digital Equipment Corporation DECchip 21140
[FasterNet] (#2) (rev 18).
      Master Capable.  Latency=32.  
      I/O at 0xa800 [0xa87f].
      Non-prefetchable 32 bit memory at 0xdd000000 [0xdd00007f].
  Bus  0, device  11, function  0:
    SCSI storage controller: Advanced System Products, Inc ASC1200
[(abp940) Fast SCSI-II] (rev 0).
      IRQ 9.
      Master Capable.  No bursts.  Min Gnt=4.Max Lat=4.
      I/O at 0xa400 [0xa43f].
  Bus  1, device   0, function  0:
    VGA compatible controller: 3Dfx Interactive, Inc. Voodoo 3 (rev 1).
      IRQ 11.
      Non-prefetchable 32 bit memory at 0xde000000 [0xdfffffff].
      Prefetchable 32 bit memory at 0xe2000000 [0xe3ffffff].
      I/O at 0xd800 [0xd8ff].

Thanks

> > For some reason ifconfig refuses me to bring up a second interface using
> > 2.3.29.  Both cards are tulip based.
> > 
> > [root@gateway /root]# ifconfig eth1 up
> > SIOCSIFFLAGS: Resource temporarily unavailable
> 
> Something thinks both the cards are using the same I/O and or IRQ space
> and cannot share it. Thats peculiar to say the least. Does /proc/pci suggest
> anything is odd ?
> 
> 


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