> On Jun 8, 2016, at 6:46 PM, Jay West <jw...@classiccmp.org> wrote:
> 
> I wrote...
> On Thu, Jun 9, 2016 at 6:34 AM, Jay West <jw...@classiccmp.org> wrote:
>> 23-E39A9 is still lost to time, afaik. TMSCP - TU81
> 
> To which mike replied...
> ----
> Could that not be reverse-engineered from the boot code in e.g. Emulex
> UC17 ROMs? They could do TMSCP...
> 
> BTW what PROM blower would folks recommend for creating/imaging M9312 ROMs?
> ----
> Possibly, but some (me) are sticklers for original code. Plus, I am not sure, 
> but I think someone said this rom did something really bizarre to fit in the 
> available rom space - self modifying code or something...

MSCP isn't all that hard.  The RSTS secondary loader fits in one block, and it 
contains not just code to speak MSCP but also enough room for a map of pointers 
to where the code to load lives (as opposed to the primary boot which just has 
to load one block from address zero).

        paul


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