Re: Using PCI bridges on sgi-ip32: CONFIG_PCI_DEBUG

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Hi Maciej,

On Mon, 1 Oct 2007 16:05:11 +0100 (BST) "Maciej W. Rozycki" <macro@xxxxxxxxxxxxxx> wrote:
[...]
>  I suggest you rebuild with CONFIG_PCI_DEBUG enabled and if you are unable 
> to deduce the reason from the resulting verbose bootstrap log, then send 
> it here so that others may have a look.

Thanks for this suggestion. Here is the relevant log:

[...]
MACE PCI rev 1
registering PCI controller with io_map_base unset
SCSI subsystem initialized
PCI: Scanning bus 0000:00
PCI: Found 0000:00:01.0 [9004/8078] 000100 00
PCI: Found 0000:00:02.0 [9004/8078] 000100 00
PCI: Found 0000:00:03.0 [9710/9250] 000604 01
PCI: Calling quirk ffffffff801da1e0 for 0000:00:03.0
PCI: Fixups for bus 0000:00
PCI: Scanning behind PCI bridge 0000:00:03.0, config ffffff, pass 0
PCI: Scanning behind PCI bridge 0000:00:03.0, config 000000, pass 1
PCI: Scanning bus 0000:01
PCI: Fixups for bus 0000:01
PCI: Bus scan for 0000:01 returning with max=01
PCI: Bus scan for 0000:00 returning with max=01
  got res [280000000:28000ffff] bus [80000000:8000ffff] flags 7200 for BAR 6 of 0000:00:01.0
  got res [280010000:28001ffff] bus [80010000:8001ffff] flags 7200 for BAR 6 of 0000:00:02.0
  got res [280020000:280020fff] bus [80020000:80020fff] flags 200 for BAR 1 of 0000:00:01.0
PCI: moved device 0000:00:01.0 resource 1 (200) to 80020000
  got res [280021000:280021fff] bus [80021000:80021fff] flags 200 for BAR 1 of 0000:00:02.0
PCI: moved device 0000:00:02.0 resource 1 (200) to 80021000
  got res [1000:10ff] bus [1000:10ff] flags 101 for BAR 0 of 0000:00:01.0
PCI: moved device 0000:00:01.0 resource 0 (101) to 1000
  got res [1400:14ff] bus [1400:14ff] flags 101 for BAR 0 of 0000:00:02.0
PCI: moved device 0000:00:02.0 resource 0 (101) to 1400
PCI: Bridge: 0000:00:03.0
  IO window: disabled.
  MEM window: disabled.
  PREFETCH window: disabled.
PCI: Enabling bus mastering for device 0000:00:03.0
PCI: Setting latency timer of device 0000:00:03.0 to 64
PCI: fixup irq: (0000:00:01.0) got 9
PCI: fixup irq: (0000:00:02.0) got 10
PCI: fixup irq: (0000:00:03.0) got 0
[...]
PCI: Calling quirk ffffffff801db928 for 0000:00:01.0
PCI: Calling quirk ffffffff80262f70 for 0000:00:01.0
PCI: Calling quirk ffffffff801db928 for 0000:00:02.0
PCI: Calling quirk ffffffff80262f70 for 0000:00:02.0
PCI: Calling quirk ffffffff801db928 for 0000:00:03.0
PCI: Calling quirk ffffffff80262f70 for 0000:00:03.0
[...]
PCI: Enabling device 0000:00:01.0 (0046 -> 0047)
[...]
PCI: Enabling device 0000:00:02.0 (0046 -> 0047)
[...]


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