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echo: os2prog
to: Vitus Jensen
from: Mike Bilow
date: 1996-05-31 11:45:34
subject: ASM...

Vitus Jensen wrote in a message to Mike Bilow:

 MB> I can't remember ever using a _based construct in an OS/2 device 
 MB> driver.  Exactly what were you trying to do?

 VJ> My drivers are compiled small modell and I tried to avoid
 VJ> far pointers even more.  So pointers to regions inside an
 VJ> IORB (workspace, status block) are declared _based.
 VJ> In the debugging version all string constants are declared
 VJ> based in _TEXT. 

I just use small model and put IORB space in the default data segment.  The
only requirement is that IORB space be accessible as "near" data
and never be swapped or moved, and the default data segment of any OS/2
device driver will fulfill those requirements.  There is no need for
_based.
 
-- Mike


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