RE: Problems with MSI-X on ia64

[Miller, Mike (OS Dev)]

> -----Original Message-----
> From: Grundler, Grant G 
> 
> On Fri, Feb 17, 2006 at 11:52:45AM -0800, Luck, Tony wrote:
> > > Hrm, it may be doing this.  I wonder how that works though with 
> > > 4GB's of RAM installed?
> > 
> > Systems with 4G of RAM usually map part of the RAM above 4G 
> so as to 
> > leave a hole for i/o mapping etc.
> 
> exactly.
> rx2600 physical memory map only has 1GB of RAM below 4GB 
> address space.

So I looked at 2.6.16-rc3 which works in my lab, but phys_addr is still
an int. How can that work? I believe Andrew saw the same thing in
2.6.15.

mikem
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