add a readme with a public domain note

diff --git a/README b/README
new file mode 100644 (file)
index 0000000..374cb50
--- /dev/null
+++ b/README
@@ -0,0 +1,5 @@
+A 64 bit operating system kernel, targeting amd64 processors.
+
+All of the code here is believed to be in the public domain,
+all of the code I have written is released into and dedicated
+to the public domain.