Add novaboot script to boot rtems gateway

diff --git a/rtems/gw/.novaboot b/rtems/gw/.novaboot
new file mode 120000 (symlink)
index 0000000..0724856
--- /dev/null
+++ b/rtems/gw/.novaboot
@@ -0,0 +1 @@
+../../boot/.novaboot
\ No newline at end of file

diff --git a/rtems/gw/boot b/rtems/gw/boot
new file mode 100755 (executable)
index 0000000..0fb4875
--- /dev/null
+++ b/rtems/gw/boot
@@ -0,0 +1,7 @@
+#!/usr/bin/env novaboot
+# -*-sh-*-
+
+# Use this file with https://github.com/wentasah/novaboot
+BUILDDIR=_compiled/icecube
+
+uImage-rtems-gw < $SRCDIR/mkimg-ppc-cangw; cat bin/cangw.img