On Dec 4, 2007 10:09 PM, Tristan Gingold <[EMAIL PROTECTED]> wrote:
> On Tue, Dec 04, 2007 at 04:05:08PM -0500, Pascal Giard wrote:
> > Hmmm... beyond the cpu arch problem, i still seem to be missing something.
> >
> > On x86-32 arch, simulation never really starts. Note that if i get
> > signal values at the end of simulation, i see that the signal i've put
> > has been set correctly. But, the output isn't updated.
> >
> > On x86-64 arch, nothing happens.
> >
> > For detailed output, see below.
> >
> > I've attached the code.
> > To analyze, build and run, simply run "make verify".
> >
> > The design is a simple XOR with 2 bit inputs and 2 bit outputs.
>
> Hi,
>
> here are my modifications to have an output.

Thank you Tristan!

So, from your modifications, i understand that i need a testbench that
will generate at least dummy events. Would it be wrong to say that
it's the only way to run the design for a certain amount of time?

To make things clearer, I want to do something like:
1) start the design in standby mode, waiting for network events that
will drive signal values
2) set signals once they're received
3) simulate for a given time
4) send back results over network

Is there a way i can pause/resume simulation from current implementation of VPI?
Richard, if you are reading this, in your paper you seem to use GHDL
as a "slave". How did you "control" simulation?

Finally, note that it still doesn't work in native 64bit, i need to
run in a 32bit chroot or on a native 32bit cpu. Do you have tips/hints
on tracking the root of the issue?

As usual, tips/hints/suggestions are most welcome.

cheers,

-Pascal
-- 
Homepage (http://organact.mine.nu)
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LACIME: École de technologie supérieure (http://lacime.etsmtl.ca)

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