[ECOS] ARM e7t memory layout

Jesper Skov jskov@redhat.com
Tue Feb 26 01:14:00 GMT 2002


On Tue, 2002-02-26 at 08:53, A Roturier wrote:
> Hello Jesper,
> 
> Thanks for the answer.
> 
> Its reasonable to set ROM starting address as 0x1800000 after memory
> remapping. But what I want is to build an image to be burned onto flash,
> and after power on, the processor begins execution from address 0(before
> remapping, which is ROM address then).
> 
> I am not sure if the mentioned memory layout is built for applications
> to be loaded and run from within redboot. :-)

If you use eCos, it'll do the remapping for ROM startup configurations,
whether you are building Redboot or an application. Look at the platform
startup code.

If you use RAM startup configurations, they must be linked at 0 to be
loaded via RedBoot.

Jesper


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