Anyone with MPC82xx PCI on kernel 2.6?

Conor McLoughlin cml3227 at
Thu Aug 26 03:42:07 EST 2004

Conor McLoughlin wrote:
> Now I try to access the devices on bus 1. I can read the configuration
> space no problem, but get bus error if I read the pci memory space.
> Checking everything obvious, I see that the the command register of
> the pci-pci bridge does not have the memory or I/O space bits set.
> Setting these bits eliminates the bus error.

I have now discovered that the same bits were not set for the devices
on bus 1. I am now reading reasonable values from the device :-)

I still need to know where these bits should be setup.


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