[OpenBIOS] Defining ." and "

[Segher Boessenkool]

> 3.5) A fixed number of static fixed-length buffers that are treated as a
> ring of least-recently-used buffers.  The Open Firmware spec requires at
> least two.  We typically use two buffers for " and another two for s"
> just to make sure that they don't step on each other.
> 
> The idea is that since only two are required by the spec, all
> development code should be able to run with at least two, and thus
> increasing the number later or for a specific port won't cause
> portability problems (as going the other way would).

Where does it say it requires two?  I can't find no reference to this in
the 1275 spec.  The ANS, on the other hand, requires only one, and even
then only *if* you implement S" in interpreting state.


Cheers,

Segher

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