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SubjectRe: IOREMAP
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> > the physical address you request.  It's intended for PCI memory, but you can
> > use it on normal memory is mark the pages reserved in the mem_map_t structures.
>
> Well no. It specifically disallows using space already used by RAM.

The original poster is correct for 2.4 and 2.2.18pre+. For earlier 2.2.18 you
cannot use it for RAM

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