diff --git a/drivers/misc/sgi-xp/Makefile b/drivers/misc/sgi-xp/Makefile
index b3eeff3..35ce285 100644
--- a/drivers/misc/sgi-xp/Makefile
+++ b/drivers/misc/sgi-xp/Makefile
@@ -3,11 +3,17 @@
 #
 
 obj-$(CONFIG_SGI_XP)		+= xp.o
-xp-y				:= xp_main.o xp_uv.o
-xp-$(CONFIG_IA64)		+= xp_sn2.o xp_nofault.o
+xp-y				:= xp_main.o
+xp-$(CONFIG_IA64_SGI_SN2)	+= xp_sn2.o xp_nofault.o
+xp-$(CONFIG_IA64_GENERIC)	+= xp_sn2.o xp_nofault.o xp_uv.o
+xp-$(CONFIG_IA64_SGI_UV)	+= xp_uv.o
+xp-$(CONFIG_X86_64)		+= xp_uv.o
 
 obj-$(CONFIG_SGI_XP)		+= xpc.o
-xpc-y				:= xpc_main.o xpc_uv.o xpc_channel.o xpc_partition.o
-xpc-$(CONFIG_IA64)		+= xpc_sn2.o
+xpc-y				:= xpc_main.o xpc_channel.o xpc_partition.o
+xpc-$(CONFIG_IA64_SGI_SN2)	+= xpc_sn2.o
+xpc-$(CONFIG_IA64_GENERIC)	+= xpc_sn2.o xpc_uv.o
+xpc-$(CONFIG_IA64_SGI_UV) 	+= xpc_uv.o
+xpc-$(CONFIG_X86_64)		+= xpc_uv.o
 
 obj-$(CONFIG_SGI_XP)		+= xpnet.o