[TUHS] Redoing "V6on286" or porting V7...?
greg at censoft.com
Tue Nov 15 13:08:52 AEST 2005
> crucial difference is that Unix has the implicit assumption that the
> stack is in the data space - which is not true on the 286. This
> difference is fairly critical to Unix and makes it impossible to
> accurately reproduce the traditional Unix memory protection.
I don't understand this. If SS is set to DS, in any 16 bit mode,
then doesn't this accomplish the accurate reproduction? I realize
that a 32-bit mode would be required for limit checking.
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