ioremap problem with kernel 2.6.11 on mpc8270

Dan Malek dan at
Sun Apr 24 07:25:20 EST 2005

On Apr 23, 2005, at 11:07 AM, clasu at wrote:

> It seems to me that the ioremap call fails somehow in 2.6.11 and that 
> the page
> tables are not updated correctly.

I can't find any obvious differences that would cause this.  I suspect 
may be different in your platform specific set up or there was some 
changes that are required moving your platform specific set up to the 
kernel sources.

> I have not been able to find out what causes this but it would make 
> may day if
> someone could help me a bit.

In arch/ppc/mm/pgtable.c, about line 481, change the
	#define HAVE_BATS 1
	#define HAVE_BATS 0

and report if that makes any difference.


	-- Dan

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