On Fri, Apr 17, 2009 at 02:30:45PM -0600, John Linn wrote:
>> > Might be worth checking if external debug is enabled, and 
>> override it
>> > only if it's not.
>> 
>> ppc440x5_um.pdf says that both can be enabled.
>> 
>
>The code that I started the thread with, from the fsl file, has conditional 
>for the BDI around it.
>
>We think that we still need that conditional as the code is not Oring in the 
>enable such that it would
>disable external debug mode for the BDI. But we need it this way for our 
>Xilinx pod.

EDM is a read-only bit according to the docs I have.  You can't set it (or
clear it) at all.  It's only set by external hardware.

josh
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