i.MX51 & MMU

Eric Benard eric at eukrea.com
Thu Feb 24 04:01:46 EST 2011

On 24/02/2011 09:39, Sascha Hauer wrote:
> On Wed, Feb 23, 2011 at 09:34:46PM +0100, Eric Benard wrote:
>> Hi,
>> has anyone recently tested barebox master on a babbage board with
>> MMU enabled ? Here (not on a babbage, with a TO2 i.MX515 with 1 bank
>> of DDR2), enabling MMU crash the board (which works fine with
>> barebox with MMU disabled and with Linux 2.6.38-rc6 so the hardware
>> seems not to be the root of the problem).
> The memory space of the i.MX51 is a bit tight. It may be that you shadow
> registers with the dma coherent memory space. Can you please post your
> mmu setup code sniplet?
> The babbage works with mmu enabled.
btw: NAND support for i.MX51 works fine here (with a 8 bits width 2k pages 
size NAND).


More information about the barebox mailing list