Re: I/O write ordering

Benjamin Herrenschmidt
2004-09-22T15:15:11Z

> Just to be sure we're talking about the same thing; by cacheable and
> non-cacheable are you thinking about what PCI calls consistent and
> streaming (because your consistent memory is implemented as
> non-cacheable) or is this really the fact that PCI memory space as seen
> by the CPU is all uncacheable?

Set by the CPU as non-cacheable.

Ben.