[U-Boot-Users] Difficulty with symbol maps.

Wolfgang Denk wd at denx.de
Fri Aug 1 16:49:14 CEST 2003

In message <9901EE1E8F8BD3119109009027A1B5F596AE39 at DIGINET2> you wrote:
> I'm sure, TEXT_BASE = 0xFF000000, I'm actually trying to determine why the
> code works so well (!!). I am intentionally switching the FLASH from a low
> address configuration to a high address configuration by overwriting BR0.
> Looking at the code I was expecting it to fall over when I did this ??

Why? Have a look at the 82xx User's Manual how  the  mapping  of  the
boot  device  (BR8) works when the CPU comes out of reset. [Hint: the
boot device is mirrored to many address ranges.]

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
Anything free is worth what you pay for it.

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