Index: boot/arch/ppc32/Makefile.inc
===================================================================
--- boot/arch/ppc32/Makefile.inc	(revision fb48a0e907656015204723ad5eead3719f29242e)
+++ boot/arch/ppc32/Makefile.inc	(revision bd250b0f85aa2cf432b4efd07d3e8b75c9bd08e4)
@@ -42,5 +42,5 @@
 	$(USPACE_PATH)/srv/hw/bus/cuda_adb/cuda_adb
 
-RD_DRVS += \
+RD_DRVS_NON_ESSENTIAL += \
 	infrastructure/rootmac