> Does the kernel support noncontiguous main memory like this, or is it just
> plain impossible to use PCI-mapped memory as main memory?
It might be possible (don't know why it does not work for you), but
bear in mind that PCI is *very* slow compared to your main memory.
[Oh, you might want to add that memory late in boot phase. At begining
of kernel boot, that area is probably not mapped, yet. PCI is
initialized later.]
Pavel
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