From: Wolfgang Denk <wd@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Is it possible to boot the U-boot from the another U-boot from the flash area
Date: Wed, 27 Jun 2012 15:49:18 +0200 [thread overview]
Message-ID: <20120627134918.EEB652000CD@gemini.denx.de> (raw)
In-Reply-To: <CAKD3hySShg8+XNX1yQNVDDLYQupgaJC-Lmg1qZ32cy5eBm6GQw@mail.gmail.com>
Dear Ishwar Saunshi,
In message <CAKD3hySShg8+XNX1yQNVDDLYQupgaJC-Lmg1qZ32cy5eBm6GQw@mail.gmail.com> you wrote:
>
> I am really curiuos to see if U-boot can boot another version or another
> Uboot burnt in flash ?
> Its like having 2 images of U-boot which can boot each other if it is
> possible can any one of you hint me how I can achive this. I tried to
> relocate the Uboot and burned on to the flash in 2 different loacation
> however when I try to do "go <U-boot effective address>" it ends up in TLB
> error in early stage of flash execution.
In general, this is not possible. This topic is covered in the FAQ
here:
http://www.denx.de/wiki/view/DULG/CanUBootBeConfiguredSuchThatItCanBeStartedInRAM
Best regards,
Wolfgang Denk
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
"Out of register space (ugh)"
- vi
next prev parent reply other threads:[~2012-06-27 13:49 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-06-27 11:36 [U-Boot] Is it possible to boot the U-boot from the another U-boot from the flash area Ishwar Saunshi
2012-06-27 13:49 ` Wolfgang Denk [this message]
2012-06-28 12:33 ` Ishwar Saunshi
2012-06-28 15:30 ` Wolfgang Denk
2012-06-29 8:44 ` Schneider, Kolja
2012-07-01 14:53 ` Ishwar Saunshi
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