DMA memory

Jake Moilanen moilanen at austin.ibm.com
Wed Mar 30 07:16:11 EST 2005


On Tue, 29 Mar 2005 15:31:12 +1000
Benjamin Herrenschmidt <benh at kernel.crashing.org> wrote:

> 
> > - If you had a real old version of firmware on the 630, there was a
> > problem w/ PCI-2-PCI bridges that we hit on a 2.4 kernel (I can't
> > remember the details).  Turn on Linux Compatibility Mode from the
> > Service Processor Menus.  Here's a link:
> > 
> > 	http://publib16.boulder.ibm.com/pseries/en_US/infocenter/base/hardware_docs/pdf/380606.pdf
> 
> 
> Do you have some tech. data about the problem ?

Actually Olof just fixed this problem is 2.6.  

	http://ozlabs.org/pipermail/linuxppc64-dev/2005-March/003666.html

Jake



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