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

Scott Wood scottwood at freescale.com
Fri Jul 29 06:20:33 EST 2011

On Thu, 28 Jul 2011 19:56:53 +0000
Tabi Timur-B04825 <B04825 at freescale.com> 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.
> It might be necessary to split the entire menu into two parts, one for
> e500v2 parts and one for e500mc parts.

How about making the "Processor Type" entry be either E500 or E500MC, both
of which select PPC_85xx?


More information about the Linuxppc-dev mailing list