arm and patch phys offset

Michael Walle michael at walle.cc
Tue Jan 3 02:41:22 EST 2012


Hi Linus,

On Tue, January 3, 2012 08:15, Linus Walleij wrote:
> On Tue, Dec 13, 2011 at 1:08 AM, Michael Walle <michael at walle.cc> wrote:
>
>> Seems like the l2 cache is enabled after uboot starts the linux kernel.
>> I'll
>> dig deeper into that tomorrow.
>
> Try to disable both L2 and L1 cach in U-Boot. That has solved
> similar issues for me.
>
> In include/configs/my_board.h
>
> #define CONFIG_SYS_DCACHE_OFF
but also slow things down in uboot, doesnt it? I've posted a patch on the
uboot ml which disables the l2 cache upon linux start.

http://patchwork.ozlabs.org/patch/132533/

You could try that, too.

-- 
michael




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