diff --git a/sys/arch/cobalt/conf/GENERIC b/sys/arch/cobalt/conf/GENERIC
index 432e75370455..8a5c81e84dda 100644
--- a/sys/arch/cobalt/conf/GENERIC
+++ b/sys/arch/cobalt/conf/GENERIC
@@ -1,4 +1,4 @@
-# $NetBSD: GENERIC,v 1.94 2006/04/15 13:33:05 tsutsui Exp $
+# $NetBSD: GENERIC,v 1.95 2006/05/14 14:27:14 tsutsui Exp $
 #
 # GENERIC machine description file
 # 
@@ -22,7 +22,7 @@ include 	"arch/cobalt/conf/std.cobalt"
 
 options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
 
-#ident 		"GENERIC-$Revision: 1.94 $"
+#ident 		"GENERIC-$Revision: 1.95 $"
 
 maxusers	32
 
@@ -56,6 +56,7 @@ options 	SYSCTL_INCLUDE_DESCR	# Include sysctl descriptions in kernel
 options 	DDB		# kernel dynamic debugger
 #options 	DDB_HISTORY_SIZE=100 # enable history editing in DDB
 #makeoptions	DEBUG="-g"	# compile full symbol table
+makeoptions	CPUFLAGS="-mips2 -Wa,-mips2 -Wa,-mtune=rm5230"
 
 # Compatibility options
 options 	COMPAT_43	# compatibility with 4.3BSD binaries
diff --git a/sys/arch/cobalt/conf/INSTALL b/sys/arch/cobalt/conf/INSTALL
index d0a4e9898508..fe5b3bdc836c 100644
--- a/sys/arch/cobalt/conf/INSTALL
+++ b/sys/arch/cobalt/conf/INSTALL
@@ -1,4 +1,4 @@
-# $NetBSD: INSTALL,v 1.19 2006/04/15 13:33:05 tsutsui Exp $
+# $NetBSD: INSTALL,v 1.20 2006/05/14 14:27:14 tsutsui Exp $
 #
 # INSTALL -- installation and rescue kernel.
 #
@@ -10,9 +10,10 @@ include 	"arch/cobalt/conf/std.cobalt"
 
 options 	INCLUDE_CONFIG_FILE	# embed config file in kernel binary
 
-#ident 		"INSTALL-$Revision: 1.19 $"
+#ident 		"INSTALL-$Revision: 1.20 $"
 
 makeoptions     COPTS="-Os -mmemcpy"
+makeoptions	CPUFLAGS="-mips2 -Wa,-mips2 -Wa,-mtune=rm5230"
 
 maxusers	32