Re: [PATCH] ARM pbl: Make usage of MMU in pbl optional

[Sascha Hauer <s.hauer@pengutronix.de>]

On Wed, Oct 03, 2012 at 01:35:50PM +0200, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 12:24 Wed 03 Oct     , Sascha Hauer wrote:
> > Since this currently does not work on all boards make usage
> > of the MMU in the pbl optional until this has been resolved.
> > 
> > Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> > ---
> >  arch/arm/cpu/start-pbl.c |    2 +-
> >  common/Kconfig           |    5 +++++
> >  2 files changed, 6 insertions(+), 1 deletion(-)
> > 
> > diff --git a/arch/arm/cpu/start-pbl.c b/arch/arm/cpu/start-pbl.c
> > index 932a3da..ceb60ab 100644
> > --- a/arch/arm/cpu/start-pbl.c
> > +++ b/arch/arm/cpu/start-pbl.c
> > @@ -116,7 +116,7 @@ static void mmu_disable(void)
> >  static void barebox_uncompress(void *compressed_start, unsigned int len)
> >  {
> >  	void (*barebox)(void);
> > -	int use_mmu = IS_ENABLED(CONFIG_MMU);
> > +	int use_mmu = IS_ENABLED(CONFIG_PBL_USE_MMU);
> >  
> >  	/* set 128 KiB at the end of the MALLOC_BASE for early malloc */
> >  	free_mem_ptr = MALLOC_BASE + MALLOC_SIZE - SZ_128K;
> > diff --git a/common/Kconfig b/common/Kconfig
> > index b97392c..7e4cf1f 100644
> > --- a/common/Kconfig
> > +++ b/common/Kconfig
> > @@ -139,6 +139,11 @@ config IMAGE_COMPRESSION_GZIP
> >  
> >  endchoice
> >  
> > +config PBL_USE_MMU
> > +	bool "Use MMU in PBL image"
> default y if MMU

Can do, but can you then send a patch for the defconfigs which don't
work with MMU in the pbl?

Sascha

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