Re: pci problems (was e1000 not detected in 2.5.53

[Andrew Walrond <andrew@walrond.org>]

Can anyone give me some clues about this or advice about where to start 
looking? Even informed guesses would be useful....

Andrew Walrond wrote:
> 2.5.53 and 2.5.54 do not seem to find everything on the pci bus on this 
> asus pr-dls m/b
> 
> With 2.4.20+ I see
> 
> hal3 root # cat /proc/pci
> PCI devices found:
> ...
> 
>   Bus  0, device   0, function  0:
>     Host bridge: PCI device 1166:0012 (ServerWorks) (rev 19).
>   Bus  0, device   0, function  1:
>     Host bridge: PCI device 1166:0012 (ServerWorks) (rev 0).
>   Bus  0, device   0, function  2:
>     Host bridge: PCI device 1166:0000 (ServerWorks) (rev 0).
>   Bus  0, device   2, function  0:
>     Ethernet controller: Intel Corp. 82557/8/9 [Ethernet Pro 100] (rev 16).
>       IRQ 18.
>       Master Capable.  Latency=32.  Min Gnt=8.Max Lat=56.
>       Non-prefetchable 32 bit memory at 0xfd800000 [0xfd800fff].
>       I/O at 0xd800 [0xd83f].
>       Non-prefetchable 32 bit memory at 0xfd000000 [0xfd01ffff].
>   Bus  0, device   3, function  0:
>     VGA compatible controller: ATI Technologies Inc Rage XL (rev 39).
>       IRQ 46.
>       Master Capable.  Latency=32.  Min Gnt=8.
>       Non-prefetchable 32 bit memory at 0xfc000000 [0xfcffffff].
>       I/O at 0xd400 [0xd4ff].
>       Non-prefetchable 32 bit memory at 0xfb800000 [0xfb800fff].
>   Bus  0, device  15, function  0:
>     ISA bridge: ServerWorks CSB5 South Bridge (rev 147).
>       Master Capable.  Latency=32.
>   Bus  0, device  15, function  3:
>     Host bridge: ServerWorks GCLE Host Bridge (rev 0).
>   Bus  0, device  16, function  0:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  16, function  2:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  17, function  0:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  17, function  2:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus 14, device   4, function  0:
>     SCSI storage controller: LSI Logic / Symbios Logic (formerly NCR) 
> 53c1030 (rev 7).
>       IRQ 22.
>       Master Capable.  Latency=32.  Min Gnt=17.Max Lat=18.
>       I/O at 0xa000 [0xa0ff].
>       Non-prefetchable 64 bit memory at 0xfa000000 [0xfa00ffff].
>       Non-prefetchable 64 bit memory at 0xf9800000 [0xf980ffff].
>   Bus 14, device   4, function  1:
>     SCSI storage controller: LSI Logic / Symbios Logic (formerly NCR) 
> 53c1030 (#2) (rev 7).
>       IRQ 23.
>       Master Capable.  Latency=32.  Min Gnt=17.Max Lat=18.
>       I/O at 0x9800 [0x98ff].
>       Non-prefetchable 64 bit memory at 0xf9000000 [0xf900ffff].
>       Non-prefetchable 64 bit memory at 0xf8800000 [0xf880ffff].
>   Bus 18, device   2, function  0:
>     Ethernet controller: Intel Corp. 82544GC Gigabit Ethernet Controller 
> (rev 2).
>       IRQ 19.
>       Master Capable.  Latency=32.  Min Gnt=255.
>       Non-prefetchable 64 bit memory at 0xf8000000 [0xf801ffff].
>       Non-prefetchable 64 bit memory at 0xf7800000 [0xf781ffff].
>       I/O at 0x9400 [0x941f].
> 
> 
> But with 2.5.53/2.5.54 bus 14 and bus 18 are missing:
> 
> hal3 root # cat /proc/pci
> PCI devices found:
>   Bus  0, device   0, function  0:
>     Host bridge: PCI device 1166:0012 (ServerWorks) (rev 19).
>   Bus  0, device   0, function  1:
>     Host bridge: PCI device 1166:0012 (ServerWorks) (rev 0).
>   Bus  0, device   0, function  2:
>     Host bridge: PCI device 1166:0000 (ServerWorks) (rev 0).
>   Bus  0, device   2, function  0:
>     Ethernet controller: Intel Corp. 82557/8/9 [Ethernet  (rev 16).
>       IRQ 18.
>       Master Capable.  Latency=32.  Min Gnt=8.Max Lat=56.
>       Non-prefetchable 32 bit memory at 0xfd800000 [0xfd800fff].
>       I/O at 0xd800 [0xd83f].
>       Non-prefetchable 32 bit memory at 0xfd000000 [0xfd01ffff].
>   Bus  0, device   3, function  0:
>     VGA compatible controller: ATI Technologies Inc Rage XL (rev 39).
>       IRQ 46.
>       Master Capable.  Latency=32.  Min Gnt=8.
>       Non-prefetchable 32 bit memory at 0xfc000000 [0xfcffffff].
>       I/O at 0xd400 [0xd4ff].
>       Non-prefetchable 32 bit memory at 0xfb800000 [0xfb800fff].
>   Bus  0, device  15, function  0:
>     ISA bridge: ServerWorks CSB5 South Bridge (rev 147).
>       Master Capable.  Latency=32.
>   Bus  0, device  15, function  3:
>     Host bridge: PCI device 1166:0225 (ServerWorks) (rev 0).
>   Bus  0, device  16, function  0:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  16, function  2:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  17, function  0:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
>   Bus  0, device  17, function  2:
>     Host bridge: PCI device 1166:0101 (ServerWorks) (rev 3).
>       Master Capable.  Latency=64.
> 
> 
> ACPI is enabled in both cases (Won't boot with pci=noacpi)
> 
> Any help solving this apprieciated (Just got a gigabit switch for this 
> cluster and keen to get it working with 2.5 as I'm using Uli's nptl)
> 
> Andrew Walrond
> 
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