lkml.org 
[lkml]   [2008]   [Feb]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: PCI Bursting with PIO
From
Date
"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


\
 
 \ /
  Last update: 2008-02-15 11:57    [W:0.105 / U:0.148 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site