Messages in this thread | | | Subject | Re: PCI Bursting with PIO | From | Andi Kleen <> | Date | Fri, 15 Feb 2008 11:54:50 +0100 |
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"Dan Gora" <dan.gora@gmail.com> writes: > > Is there any way to get PIO
I assume you really mean MMIO, not PIO. PIO would be port IO.
> to burst over the PCI bus in the read and > write direction?
You should set the MMIO mapping to write combining using an MTRR You might need to add appropiate memory barriers if you rely on write ordering though.
-Andi
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