Index: defaults/sparc64/serengeti/Makefile.config
===================================================================
--- defaults/sparc64/serengeti/Makefile.config	(revision 5e16832f3679464d1a08d84ec2ab5e61fc3dbda8)
+++ defaults/sparc64/serengeti/Makefile.config	(revision c96452180f7af3adf60e8b6f88ac2ad6ec1683e6)
@@ -1,2 +1,11 @@
 # Machine type
 MACHINE = serengeti
+RDFMT = tmpfs
+CONFIG_SMP = n
+CONFIG_DEBUG = n
+CONFIG_UDEBUG = n
+CONFIG_SYMTAB = n
+CONFIG_TEST = n
+CONFIG_STRIP_BINARIES = y
+CONFIG_OPTIMIZE_FOR_SIZE = y
+CONFIG_BARE_BONED = y