[PATCH 06/32] arm: pci: add a align_resource hook

Arnd Bergmann arnd at arndb.de
Tue Feb 12 13:03:12 EST 2013


On Tuesday 12 February 2013, Thomas Petazzoni wrote:
> The PCI specifications says that an I/O region must be aligned on a 4
> KB boundary, and a memory region aligned on a 1 MB boundary.
> 
> However, the Marvell PCIe interfaces rely on address decoding windows
> (which allow to associate a range of physical addresses with a given
> device), and those have special requirements compared to the standard
> PCI-to-PCI bridge specifications.

I'm not convince that we should add this complexity yet, until everyone
agrees on the basic approach taken.

	Arnd



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