xenix system V tty device drivers

[Jonathan Bayer]

saeed at sunseeker.UUCP (Saeed Talebbeik) writes:

>yes there is a section in xenix manual for writing a tty driver but it is 
>only 500 lines. The SCO tech support claims that a true blue tty driver 
>is about 2000 lines. We are missing 1500 lines ! What are they ? What does
>that 1500 line is supposed to do ? That is exactly the problem. What are
>the issues involved that have to be addressed in that 1500 lines ?
>I guess except having access to a sample tty driver source code and running 
>through it there is no way of writing a tty driver for a novice 


I have found that SCO Tech Support makes mistakes in questions like
these.  I was able to implement the serial driver as printed in the
manual.  It doesn't have modem control, but it does work.


JB
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Jonathan Bayer		Intelligent Software Products, Inc.
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