[RFC PATCH] powerpc: 85xx: Make e500/e500v2 depend on !E500MC

Baruch Siach baruch at tkos.co.il
Fri Jul 29 17:23:36 EST 2011

Hi Tabi,

On Thu, Jul 28, 2011 at 07:56:53PM +0000, Tabi Timur-B04825 wrote:
> On Sun, Jun 19, 2011 at 11:56 PM, Baruch Siach <baruch at tkos.co.il> wrote:
> > CONFIG_E500MC breaks e500/e500v2 systems. It defines L1_CACHE_SHIFT to 6, thus
> > breaking clear_pages(), probably others too.
> >
> > Cc: Kumar Gala <galak at kernel.crashing.org>
> > Signed-off-by: Baruch Siach <baruch at tkos.co.il>
> > ---
> > Is this the right approach?
> It doesn't work for me.
> I need something that if an e500v2 platform (e.g. the P1022DS) is
> selected, then I won't be able to select any e500mc platforms (e.g.
> P4080DS).  And if I don't select any e500v2 platforms, then I will be
> able to select an e500mc platform.  This patch doesn't seem to do
> that.

The source of the trouble seems to be the user selectable CONFIG_PPC_E500MC 
with the misleading "e500mc Support" description. I'll try to post something 
better next week.

> It might be necessary to split the entire menu into two parts, one for
> e500v2 parts and one for e500mc parts.


                                                     ~. .~   Tk Open Systems
   - baruch at tkos.co.il - tel: +972.2.679.5364, http://www.tkos.co.il -

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