Messages in this thread | | | Date | Thu, 4 Sep 2003 07:12:11 -0700 | From | "David S. Miller" <> | Subject | Re: [PATCH] fix ppc ioremap prototype |
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On Thu, 4 Sep 2003 07:15:35 -0700 Matt Porter <mporter@kernel.crashing.org> wrote:
> The global space method doesn't allow for proper resource management > in systems with a small floating physical address window but a huge > bus address space to be accessed. MPC8245's DAC scheme is a good > example of this as well as numerous Xscale PCI implementations. > Paul's suggestion would allow the removal of lots of ugly hacks.
There is nothing that cannot be represented with a big integer. Encode the "window" in the upper bits, or whatever, get creative. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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