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Merge pull request #42 from mithro/master

Adding some extra licensing information.
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Clifford Wolf 2019-04-18 11:13:10 +02:00 committed by GitHub
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SymbiYosys (sby) -- Front-end for Yosys-based formal verification flows
Copyright (C) 2016 Clifford Wolf <clifford@clifford.at>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.

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SymbiYosys (sby) is a front-end driver program for [Yosys](http://www.clifford.at/yosys)-based formal hardware verification flows. See [http://symbiyosys.readthedocs.io/](http://symbiyosys.readthedocs.io/) for documentation on how to use SymbiYosys.
Many example designs using SymbiYosys have been published on the [ZipCPU blog](http://zipcpu.com). Please consider browsing the [formal verification page](http://zipcpu.com/formal/formal.html) of the [ZipCPU blog](http://zipcpu.com) for examples and commentary.
SymbiYosys (sby) itself is licensed under the ISC license, note that the solvers and other components used by SymbiYosys come with their own license terms. There is some more details in the ["Selecting the right engine" section of the documentation](https://symbiyosys.readthedocs.io/en/latest/quickstart.html#selecting-the-right-engine).