lkml.org 
[lkml]   [2003]   [Sep]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: Prefered method to map PCI memory into userspace.
From
Date
"David S. Miller" <davem@redhat.com> writes:

> If someone is looking for something to do, it would be incredibly
> value to make it so that all arches support this, and in particular
> get right the case of mmap()'ing the PCI host bridge.
>
> If this were done, the PCI domain code in xfree86 could be enabled
> for all Linux platforms, not just the ones that have this implemented
> properly.

What semantics would it have? Can the "seek offset" just be the
bus address?

If yes then it would be trivial to implement for x86/x86-64

-andi
-
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/

\
 
 \ /
  Last update: 2005-03-22 13:48    [W:0.020 / U:0.032 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site