Re: [Iverilog-devel] iverilog - constant user function.

[Iztok J. <izt...@gm...>]

Yosys seems to support Xilinx FPGA synthesis, but I would recommend Xilinx
tools.
http://www.clifford.at/yosys/cmd_synth_xilinx.html

And yes, Vivado is a pain, many things do not work as documented, but there
is SystemVerilog support and I am not going back.

Regards,
Iztok Jeras

On Mon, Mar 16, 2015 at 9:44 PM, Larry Doolittle <ldo...@re...>
wrote:

> Friends -
>
> On Mon, Mar 16, 2015 at 08:08:37PM +0000, Martin Whitaker wrote:
> > dp...@sw... wrote:
> > > Assuming I manage to fix this is there a comand line tools in Linux
> able to implement bitstream for Xilinx XC6SLX9 devices
> > Last time I used them (which was a few years ago), the Xilinx tools
> worked
> > well from the Linux command line. All my FPGA builds were done via Linux
> shell
> > scripts.
>
> That is still true today.  The XC6SLX9 is smaller than I have used,
> but I can personally vouch for the 16 and 45.  This is with ISE 12.x
> or 14.x.  Vivado is a pain, just because it's different, but a friend
> of mine has that running too.
>
> > The GUI could be used in Linux too, although I never bothered with it.
>
> Ditto.
>
> > I am not aware of any third-party tools that can generate bitstreams for
> > Xilinx devices.
>
> I have been told that every time a third-party synthesizer comes out,
> it's either terrible and gets dropped, or it's better than Xilinx and
> Xilinx buys the company so they can roll it in to their next release.
> The latter process has happened several times.
>
> Sometimes it seems that there are open-source synthesizers that are on
> the edge of being or becoming useful.  Icarus 0.8, for instance, or
> some talks by Sebastien Bourdeauducq, or Wolfgang Spraul's fpgatools.
> I've noticed recently that Xilinx has started using the ABC code base.
>
>   - Larry
>
>
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