[U-Boot-Users] What are IBAT and DBAT?

[DeLaGarza, Robert]

Shawn wrote:
> 3. Can IBAT and DBAT be modified dynamically? For example, if I want to
> access 0x70000000 ~ 0x78000000 temporarily, which is not defined in
> configuration header file, can I change the configuration of one of IBAT
> and DBAT pair, e.g. ibat2 and dbat2?
> 

The Broadcom BMW board is based on the MPC8245, and it accesses part of 
that region of memory.  You should use that code as an example.

However, I should note that, in U-Boot 1.0.0, the file 
"board/bmw/early_init.S" does not contain a GPL header.

-Robert DeLaGarza