[U-Boot-Users] yet another hang after relocate

Scott Hammond sehammond at yahoo.com
Tue Jan 23 01:55:43 CET 2007


Im up!

Now running in RAM - U-Boot at: 00fdc000

> > TEXT_BASE: fffc0000
> > CFG_MONITOR_BASE: ffe00000
> 
> Really? CFG_MONITOR_BASE != TEXT_BASE ? Are you sure
> about this?

That was it, the CFG_MONITOR_BASE was wrong.  Might I
suggest to add a 'Check your
text_base/cfg_monitor_base/cfg_flash_base' to the
relocate faq? That would have saved me two days of
banging on the poor sdram.

thanks for your help,
Scott

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

> In message
> <802881.16758.qm at web32906.mail.mud.yahoo.com> you
> wrote:
> > 
> > Im using U-Boot 1.1.5 compiled with gcc 2.4.6 and
> make
> > 3.80.
> 
> Why don't you use current U-Boot code your new
> development?
> 
> And what the heck is GCC 2.4.6???
> 
> > and others are in the new 405GPr mode.  They all
> boot
> > and run vxworks just fine, though Im not sure if
> that
> > runs from ram or not.
> 
> See the FAQ.
> 
> > The sdram setup for the 405 is extremely simple,
> just
> > a few registers and delays.  It is identical to
> all
> 
> You still have to get it right.
> 
> > Ive added a simple mem test with and without the
> data
> > cache, which works fine either way. Also I copy
> the
> > entire 2MB flash to ram and then verify it back.
> > Again, no problems.
> 
> See the FAQ why this doesn't mean anything.
> 
> > TEXT_BASE: fffc0000
> > CFG_MONITOR_BASE: ffe00000
> 
> Really? CFG_MONITOR_BASE != TEXT_BASE ? Are you sure
> about this?
> 
> > CFG_ENV_ADDR: ffe3f7f0
> > CFG_ENV_OFFSET: 3f7f0
> 
> Really? Not aligned to a sector boundary? Are you
> sure about this?
> 
> > Top of RAM usable for U-Boot at: 01000000
> > Reserving 1935k for U-Boot at: 00e1c000
> 
> Really? Your U-Boot image needs nearly 2 MB ? Are
> you sure about this?
> 
> > I use a gpio controlled LED to pin point the
> crash,
> > and it is just as it tries to jump to ram.
> 
> ...as expected for a FAQ #1 entry question.
> 
> > I have a feeling the sdram is fine, and either
> 
> Your feeling may be wrong. And your U-Boot is
> misconfigured, too.
> 
> 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
> If a packet hits a pocket on a socket on a port,
> And the bus is interrupted as a very last resort,
> And the address of the memory makes your floppy disk
> abort,
> Then the socket packet pocket has an error to
> report! - Ken Burchill?
> 





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