Fwd: Adding a system management MPU

[Wolfgang Spraul]

fyi

Begin forwarded message:

> From: Andy Green <andy at openmoko.com>
> Date: March 19, 2008 6:21:38 AM GMT+08:00
> Subject: Re: Adding a system management MPU
>
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> Somebody in the thread at some point said:
>> Andy Green wrote:
>>> If we allow "system MPU" reprogramming and therefore bricking  
>>> (which we
>>> should) it too can be debricked over JTAG, so having a physical  
>>> debrick
>>> / hacking port of last resort is still valuable.
>>
>> Hmm, those TI chips seem to speak regular JTAG, so why not just add
>> them to the JTAG chain ? The only tricky bit may be that we'd have to
>
> What did you think I meant when I wrote what you quoted above?
>
> - -Andy
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