arch/powerpc, Xilinx, and mainline kernel support

Stephen Neuendorffer stephen.neuendorffer at
Sat May 17 08:34:20 EST 2008

> -----Original Message-----
> From: at
> at] On Behalf Of Grant
> Sent: Friday, May 16, 2008 3:27 PM
> To: Koss, Mike (Mission Systems)
> Cc: linuxppc-embedded at
> Subject: Re: arch/powerpc, Xilinx, and mainline kernel support
> On Fri, May 16, 2008 at 4:06 PM, Koss, Mike (Mission Systems)
> <mike.koss at> wrote:
> > Is there any reason why the mainline (and from what I could
see .4)
> > is missing the files to build for the Xilinx Virtex platform?
> >
> > Or in other words, I tried to build from for the Xilinx
> > under arch/powerpc (because arch/ppc actually crashes when once apps
> > to run) and it failed when trying to actually create the zImage. I
> > over to Xilinx's git server and noticed a bunch of missing entries
in the
> > boot/Makefile and source code to actually support the complete image
> > for a Xilinx Virtex PPC405.
> >
> > When is the Xilinx Virtex support going to be mainline official? I
need to
> > be able to grab a stable kernel and work from there rather than
using the
> > latest -rc that Xilinx is hosting on their git server.
> Working on it.  Biggest problem is getting the device drivers in
> shape.  However, other than Ethernet support, current arch/powerpc
> (head of Linus' tree, not 2.6.25) should work for building virtex
> kernels.


What is your objection to using what is in the git tree, because it is
based on 24-rc8 and not 25, or something more fundamental?


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