[U-Boot-Users] can i load u-boot into RAM and jump to it as a test?

Frank frannk_m1 at yahoo.com
Sat Aug 28 17:19:40 CEST 2004

Sorry, I didn't see that. I thought he was just asking if u-boot
could be modified to run from ram...

--- Wolfgang Denk <wd at denx.de> wrote:

> In message
> <20040828040400.96687.qmail at web13822.mail.yahoo.com> you
> wrote:
> >
> > I've done this (ran u-boot from ram) on many different
> boards
> > and it's not that diifcult if you know what you're doing.:-)
> This may be true, but it is WRONG for the original poster's
> question:
> he asked if you can run an image from RAM  before  birnung 
> the  SAME
> image to the final position in flash.
> As you mentioned, many changes are necessary,  and  the  final
>  flash
> image  will  bue completely untested in all these areas then.
> And one
> of these untested areas is the most  critical  in  all 
> systems:  the
> setup of the memory controller and SDRAM initialization.
> Best regards,
> Wolfgang Denk
> -- 
> Software Engineering:  Embedded and Realtime Systems, 
> Embedded Linux
> Phone: (+49)-8142-4596-87  Fax: (+49)-8142-4596-88  Email:
> wd at denx.de
> I have been over into the future, and it works.
>                 - Lincoln Steffens in _Letters_ (1938) vol. 1,
> p. 463

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