[myhdl-list] Re: mydhl and cver interactive

[Jan D. <ja...@ja...>]

Terry Brown wrote:
> I have been using myhdl with the cver simulator all running under 
> cygwin.  It would be really cool to be able to access the interactive 
> debugger with cver from python code.
> 
> Briefly, I would like to be able to use sim.run(time) to run the 
> simulator for a time (I can do this now), then poke about within the 
> verilog simulation using cver interactive, then run again from Python.
> 
> Currently, I can drop into cver interactive only when a $stop is 
> executed within the verilog code, and once I am in cver interactive a 
> $finish must be executed before I return to the python code.
> 
> I have built a little interactive monitor for my simulation using the 
> cmd module from Python, and this is nice, but I want to be able to send 
> commands to cver interactive and read the responses from with Python.  I 
> played a bit with using popen2 to run cver, but cver behaves quite 
> differently when connected to a pipe rather than "real" stdin (i.e. 
> tty), and I didn't have a lot of success.
> 
> Anybody have an idea if this is a huge amount of work, or not so big if 
> I only knew what I was doing??
> 
> Thanks for the help.
> 
> Terry Brown
> Tyzx, Inc.
> 
> 
> 
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