docs: Add developer-certificate-of-origin

Update the documentation to be explicit about the signed-off-by
convention.

Signed-off-by: Kevin O'Connor <kevin@koconnor.net>

2 files changed, 42 insertions, 0 deletions

diff --git a/docs/Contributing.md b/docs/Contributing.md
index d0f2b5b..e5d55b9 100644
--- a/docs/Contributing.md
+++ b/docs/Contributing.md
@@ -18,3 +18,8 @@ submit patches. The SeaBIOS C code does follow a slightly different
 coding style from QEMU (eg, mixed code and C99 style variable
 declarations are encouraged, braces are not required around single
 statement blocks), however patches in the QEMU style are acceptable.
+
+As with QEMU, commits must contain a "Signed-off-by" line using your
+real name (sorry, no pseudonyms or anonymous contributions) and a
+current email address. It indicates agreement with the terms of the
+[developer certificate of origin](developer-certificate-of-origin).
diff --git a/docs/developer-certificate-of-origin b/docs/developer-certificate-of-origin
new file mode 100644
index 0000000..8201f99
--- /dev/null
+++ b/docs/developer-certificate-of-origin
@@ -0,0 +1,37 @@
+Developer Certificate of Origin
+Version 1.1
+
+Copyright (C) 2004, 2006 The Linux Foundation and its contributors.
+1 Letterman Drive
+Suite D4700
+San Francisco, CA, 94129
+
+Everyone is permitted to copy and distribute verbatim copies of this
+license document, but changing it is not allowed.
+
+
+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.