how to boot from external RAM

Sascha Hauer s.hauer at
Fri Jan 13 03:32:41 EST 2012

On Thu, Jan 12, 2012 at 04:43:04PM +0000, G Rajender wrote:
> Hi,
> I am using  Lauterbauk ARM In Circuit Debugger.
> I have done SDRAM initializations in .cmm (batch file) of debugger and configured SDRAM address in make menuconfig.
> I am able to download the image in to SDRAM mapped address but unable boot from it.
> any suggestions on this. Thanks.

Well, you have a debugger. You could have a look what the code actually
does. To make your life a bit easier you can load the image to
CONFIG_TEXT_BASE which means that barebox does not have to relocate
itself and that the addresses in barebox.S match your hardware addresses
from the beginning on.


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