[RFC PATCH V3 1/4] pci: APM X-Gene PCIe controller driver

Arnd Bergmann arnd at arndb.de
Tue Feb 4 14:22:57 EST 2014


On Monday 03 February 2014, Jason Gunthorpe wrote:
> On Mon, Feb 03, 2014 at 09:12:32PM +0100, Arnd Bergmann wrote:
> 
> > Are you sure that is true for the root bridge as well? I don't
> > remember the details, but I though that for the host bridge,
> > we don't actually look at the BARs at all.
> 
> That is right, but this isn't a host bridge device, it is a PCI-PCI
> bridge with root complex registers. The root complex bridge is not the
> same as the host bridge.
> 
> Unfortunately the implementation is non-conforming. :(

Ok, I see. I was probably asking the wrong question then earlier
when I tried to find out what this is.

	Arnd



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