Index: boot/arch/sparc64/Makefile.inc
===================================================================
--- boot/arch/sparc64/Makefile.inc	(revision e428becb1f92b5b4d8d6b10b19091c39ea1b79f9)
+++ boot/arch/sparc64/Makefile.inc	(revision 5f176da24d28494c81340ae9aed9fb8d6d7a36fa)
@@ -38,17 +38,4 @@
 EXTRA_CFLAGS = -mcpu=ultrasparc -m64 -mno-fpu -mcmodel=medlow
 
-ifeq ($(PROCESSOR), sun4v)
-RD_DRVS_ESSENTIAL += \
-	platform/sun4v \
-	char/sun4v-con
-else
-RD_DRVS_ESSENTIAL += \
-	platform/sun4u \
-	bus/pci/pciintel \
-	bus/isa \
-	intctl/obio \
-	char/ns8250
-endif
-
 SOURCES = \
 	arch/$(BARCH)/src/asm.S \