Re: How to replace bus_to_virt()?

[Arjan van de Ven]

On Sun, 2006-04-30 at 16:52 +0200, Stefan Richter wrote:
> Hi all,
> 
> is there a *direct* future-proof replacement for bus_to_virt()?
> 
> It appears there are already architectures which do not define a 
> bus_to_virt() funtion or macro. If there isn't a direct replacement, is 
> there at least a way to detect at compile time whether bus_to_virt() exists?

I'd go one step further: given a world with iommu's, and multiple pci
domains etc, how can you know there even IS such a translation possible
(without first having set it up from the other direction)?


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