Index: defaults/sparc64/serengeti/Makefile.config
===================================================================
--- defaults/sparc64/serengeti/Makefile.config	(revision fa9616b477cd596cac9330b3fb60f3bf07fb7dec)
+++ defaults/sparc64/serengeti/Makefile.config	(revision 99297424ce4eedf8e36173e2da9cb5d698b9a02b)
@@ -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