Re: pci bus to pci bus xfers

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Greg KH wrote:
> On Wed, Nov 01, 2006 at 01:26:12PM -0500, Mark Hounschell wrote:
>> We have a method (application/drivers/hardware) where one pci card writes and
>> reads directly into and out of the sram memory of another pci card on the same
>> pci bus. This is accomplished by setting up page tables in the writer card with
>> bus addresses etc. We cannot seem to get this to work when the cards are not
>> physically on the same pci bus. First, is it physically possible on the x86
>> platform and second, any hints as to what I need to do it.
> 
> You might try asking this on the linux-pci mailing list instead, but at
> first glance, no, I do not think this is possible across different PCI
> busses.
> 
> good luck,
> 
> greg k-h
> 
> --
> Kernelnewbies: Help each other learn about the Linux kernel.
> Archive:       http://mail.nl.linux.org/kernelnewbies/
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> 

I can't seem to find a linux-pci list mentioned at

http://vger.kernel.org/vger-lists.html

Where is it?

Mark

--
Kernelnewbies: Help each other learn about the Linux kernel.
Archive:       http://mail.nl.linux.org/kernelnewbies/
FAQ:           http://kernelnewbies.org/faq/


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