Messages in this thread | | | Subject | Re: Prefered method to map PCI memory into userspace. | From | Andi Kleen <> | Date | 27 Sep 2003 07:09:01 +0200 |
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"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
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