update licensing info

4 files changed, 81 insertions, 3 deletions

diff --git a/COPYING b/COPYING
index 3aeb771..77c70d4 100644
--- a/COPYING
+++ b/COPYING
@@ -1,3 +1,5 @@
 
 Put your project licensing information in this file!
 
+See contrib/COPYING for licensing details of build system and template files;
+in general licenses are specified in file headers.
diff --git a/contrib/COPYING b/contrib/COPYING
new file mode 100644
index 0000000..5aee7b8
--- /dev/null
+++ b/contrib/COPYING
@@ -0,0 +1,75 @@
+
+-------------------------------------------------------------------------------
+Unless otherwise noted in the header, all code in /contrib/ (the directory
+containing this file) are copyright LeafLabs LLC and are released under the MIT
+License:
+
+Copyright (c) 2009-2013 LeafLabs LLC
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+
+See http://creativecommons.org/licenses/MIT/ for more information.
+
+-------------------------------------------------------------------------------
+Unless otherwise noted in the file, all build files and miscellaneous
+configuration files in /contrib/ (the directory containing this file) are
+considered too trivial to copyright. In the event that a license is necessary
+(looking at you, Debian), either the Creative Commons Zero (CC0) or Creative
+Commons Attribution (CC BY) licenses are granted.
+
+https://creativecommons.org/publicdomain/zero/1.0/
+https://creativecommons.org/licenses/by/3.0/
+
+Notable exceptions of files with different copyrights (see headers; this is not
+a complete list) include xilinx.mk.
+
+-------------------------------------------------------------------------------
+Note on contributing patches to basic-hdl-template:
+
+If contributing patches, please add a Signed-off-by: line certifying
+your Developer Certificate of Origin (DCO).  You should include this
+line at the bottom of any Git commits you want merged in, or along
+with any email you submit.  By including this line, you are certifying
+the following:
+
+  Developer's Certificate of Origin 1.1
+
+  By making a contribution to this project, I certify that:
+
+  (a) The contribution was created in whole or in part by me and I
+      have the right to submit it under the open source license
+      indicated in the file; or
+
+  (b) The contribution is based upon previous work that, to the best
+      of my knowledge, is covered under an appropriate open source
+      license and I have the right under that license to submit that
+      work with modifications, whether created in whole or in part
+      by me, under the same open source license (unless I am
+      permitted to submit under a different license), as indicated
+      in the file; or
+
+  (c) The contribution was provided directly to me by some other
+      person who certified (a), (b) or (c) and I have not modified
+      it.
+
+  (d) I understand and agree that this project and the contribution
+      are public and that a record of the contribution (including all
+      personal information I submit with it, including my sign-off) is
+      maintained indefinitely and may be redistributed consistent with
+      this project or the open source license(s) involved.
diff --git a/contrib/TODO b/contrib/TODO
index e7f26c2..c4c64c8 100644
--- a/contrib/TODO
+++ b/contrib/TODO
@@ -1,6 +1,4 @@
 
-rename repo "basic-hdl-project"
-
 cleanup simple_uart.v (remove warnings)
 
 effort levels seem high by default:
diff --git a/contrib/xilinx.mk b/contrib/xilinx.mk
index 9af368d..d4e0163 100644
--- a/contrib/xilinx.mk
+++ b/contrib/xilinx.mk
@@ -1,4 +1,7 @@
-# This file oritinally came from excamera's build example.
+# This file oritinally came from excamera's build example:
+# http://excamera.com/sphinx/fpga-makefile.html
+#
+# That file contains no licensing or copyright claims, and neither does this.
 #
 # The top level module should define the variables below then include
 # this file.  The files listed should be in the same directory as the