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RE: Multiple Memory Windows for RISC Host Bridges
For flexibility and compatibility in system architecture. -- BrooksL
> A number of host bridges provide multiple
> windows/apertures/images into memory
> space and/or IO space (eg. Tundra-Qspan, V3-V360EPC,
> Intel/DEC-21285, etc ...).
> What are the advantages of using them? Why not just map
> everything into one
> memory space for PCI memory transactions and one IO space for
> PCI IO transactions?
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