Messages in this thread |  | | Date | Sat, 22 Mar 2008 14:59:55 -0700 | From | "H. Peter Anvin" <> | Subject | Re: ohci1394 problem (MMIO broken) (was 2.6.25-rc6-git6: Reported regressions from 2.6.24) |
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Linus Torvalds wrote: > > Ingo/Thomas - should ioremap*() perhaps take "resource_size_t" or a "u64" > for the address (and then "__ioremap()" should probably take a PFN, not a > physical address, and that one can remain just a "unsigned long"?) >
resource_size_t seems to make sense here. In the case when we have 64-bit resources but no PAE support we should error our when the resource is out of range rather than silently fail.
> Has anybody ever had a working 64-bit BAR on x86? Ivan? Maybe I'm missing > something..
64-bit BAR, certainly. 64-bit BAR with a value beyond 4 GB I would find questionable at best... I suspect the answer is "no".
-hpa
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