[PATCH 0/3] v7-M support using MULTIPLATFORM

Arnd Bergmann arnd at arndb.de
Tue Nov 5 06:40:33 EST 2013


On Monday 04 November 2013, Uwe Kleine-König wrote:
> Hello Nicolas,
> 
> On Thu, Oct 03, 2013 at 09:46:42PM -0400, Nicolas Pitre wrote:
> > On Fri, 4 Oct 2013, Russell King - ARM Linux wrote:
> > 
> > > On Fri, Oct 04, 2013 at 12:28:01AM +0200, Uwe Kleine-König wrote:
> > > > Right, but do we agree that it should be possible to create an XIP image
> > > > for i.MX6? If so: You currently cannot, because i.MX6 isn't configurable
> > > > without MULTIPLATFORM. Also in the times before MULTIPLATFORM XIP was
> > > > special.
> > > 
> > > That's one of the consequences of pushing to multiplatform support - XIP
> > > has fallen by the way side as a result of this effort (it was discussed
> > > previously) and we had decided that almost no one uses it anymore and it
> > > would not be part of the multiplatform stuff.  It was only really used
> > > by very few SA11x0 and PXA platforms anyway.
> > 
> > Semantically, MULTIPLATFORM is incompatible with XIP as well as NOMMU.
> > 
> > So if a platform exists only when MULTIPLATFORM is selected, preventing 
> > it from being configured as NOMMU or XIP then something is broken with 
> > MULTIPLATFORM.
> Is this an Ack for patch 1 in this series?

Uwe, have you seen that patch that Jonathan Austin was working on to reorganize
the platform selection for multiplatform? I don't know if he has gotten around
the time to post it on the mailing list, if not he can probably follow up here.

	Arnd



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