[U-Boot-Users] running custom apps under uboot

Wolfgang Denk
2004-02-23T19:39:22Z

In message <403A50BA.10807@email.si> you wrote:
>
> I would like to code standalone app under uboot that would test my eth
> chip.
> I tried running hello_world.srec from ram location and I got 'prefetch
> abort' on go. My procedure follows:
> tftp a0100000 hello_world.srec
> go a0140004 test test2
> (go a0100000 test test2)

How comes you are using 0xa0100000 as load address? Did you modify
the Makefile so that this address gets used? The default value used
in U-Boot for ARM systems is 0xc100000 ...

> address value for go is memory location plus offset defined in Makefile.
> Both go commands yield an error and reset the board.

Try running the code under a debugger...

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 denx.de
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