[U-Boot-Users] how to program u-boot to flash?

[Wolfgang Denk]

In message <2A5969FA1F2BAE48BA505A2BD83BD965020E5B52 at shamsg10.corp.jabil.org> you wrote:
> 
> I compiled u-boot 1.1.1 under cygwin for Coyote board with "make
> ixdp425_config && make all". I use BDI2000 or Insight to load "u-boot" to
> the board. It runs well after I commented out below lines in "cpu/ixp/start.
> S":
...
> If I don't comment out this, it will die on "mov r1, #4" or "mov r1, #1".
> 
> Can anyone tell me why?

You must be doing something wrong. probably  the  init  sequences  as
performed  by  your BDI config file and those used in U-Boot conflict
with each other.

> My second question is how to program the u-boot to flash under BDI2000.

See the BDI2000 user's Manual, and the DULG.

> I've tried to program "u-boot" and "u-boot.bin" to 0x50000000 under BDI2000.
> I can run it under BDI2000 by "go 0x50000000". But after I unplug the
> BDI2000 from the Coyote board, it can't run (There's nothing on console).

Is your boot device remapped to 0x50000000 on your board? Really?

Best regards,

Wolfgang Denk

-- 
Software Engineering:  Embedded and Realtime Systems,  Embedded Linux
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