[U-Boot-Users] u-boot installation with different text base
Wolfgang Denk
wd at denx.de
Sat Jun 11 16:42:23 CEST 2005
David,
in message <20050611122629.E106D2B2B86 at ws5-7.us4.outblaze.com> you wrote:
>
> I spent the last week with the installation of u-boot-1.1.2 on a
> TQM850L board. Unfortunately we don't have a bdi2000 for ppc thus
> I don't want to erase the monitor as described here
> http://www.denx.de/twiki/bin/view/DULG/UBootInstallUsingFirmware
OK.
> Therefore I compiled u-boot with TEXT_BASE=0x40020000 and loaded
U-Boot comes in a working configuration. What makes you think your
change could be necessary?
> The upload was successful with baudrate set to 9600 but I couldn't
> launch u-boot. 'go 40020100' and using x34 to start the application
> either doesn't work. The problem is that nothing happens and I have
No, of course not.
> The configuration file (include/configs/TQM850L.h) is nearly unchanged.
Nearly - but your changes were enough to break it.
> Is there something else I have to consider in addition to the TEXT_BASE
> definition?
Yes, you should consider using U-Boot as is - because it comes in a
working configuration.
Also, you should read the FAQ. Especially the very first FAQ about
U-Boot:
http://www.denx.de/twiki/bin/view/DULG/CanUBootBeConfiguredSuchThatItCanBeStartedInRAM
Best regards,
Wolfgang Denk
--
Software Engineering: Embedded and Realtime Systems, Embedded Linux
Phone: (+49)-8142-66989-10 Fax: (+49)-8142-66989-80 Email: wd at denx.de
In accord with UNIX philosophy, Perl gives you enough rope to hang
yourself. - L. Wall & R. L. Schwartz, _Programming Perl_
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