[U-Boot] Access to certain MPC8308 internal registers causes exception

[Kim Phillips]

On Tue, 10 May 2011 13:42:44 -0700
<Bruce_Leonard at selinc.com> wrote:

> "broken".  What I'm curious about is why I've never seen this in the other 
> processors I've used from Freescale (even other 83xx processors), and two 
> why other "reserved" registers don't behave the same way.  I can read all 
> the way from 0xyyyy0d00 to 0xyyyy2000 just fine.  So what's different 
> about the DMA engine?

the DMA engine on the 8308 is not the same as the one on the rest of
the mpc83xx and mpc85xx processors - rather, it's similar to that on
the mpc5121.

Kim