Re: ipengine boot

>> I think inferno won't run directly from flash ...
>
> it can, and it was done on an MPC823, but perhaps not the ipengine.
> it copied the data segment to RAM but kept the code in flash.

Did you also have to do some trickery to be able to write to the
flash filesystem while running from flash?  On some (most?) flash
hardware this is not possible - at least the lowest-level flash
write / erase code has to be run from RAM.