How to boot U-Boot from RAM

Wolfgang Denk wd at
Sat Aug 14 03:11:06 EST 2004

In message <20040813052042.77792.qmail at> you wrote:
> I am trying to have a different version of UBoot with some utilities
> added to it. So I'm trying to figure out a way to check if that upgraded
> version of UBoot works fine, without copying it to the default location
> where my original UBoot resides in the flash. I am using a 8540 board.

Please read the U-Boot mailing list archive (searchable @ gmane), and
let's continue this discussion (if at all) on the U-Boot-Users list.

>      All I need to know is how do we run the UBoot from RAM, without
> using flash. Any help would be appreciated.

We don't. Period. This has been explained on the  mailing  list  many
times before. Please read the mailing list archive.

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
There are very few personal problems that cannot be solved through  a
suitable application of high explosives.

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