Index: boot/arch/sparc64/Makefile.inc
===================================================================
--- boot/arch/sparc64/Makefile.inc	(revision 339249f86c593ecafb31b3f28d3ecb79676f799d)
+++ boot/arch/sparc64/Makefile.inc	(revision 0cb47cf9e679a005ef1f1554a8df7d386a703a2b)
@@ -38,5 +38,5 @@
 ENDIANESS = BE
 PAGE_SIZE = 16384
-EXTRA_CFLAGS = -mcpu=ultrasparc -m64 -mno-fpu
+EXTRA_CFLAGS = -mcpu=ultrasparc -m64 -mno-fpu -mcmodel=medlow
 
 RD_SRVS_NON_ESSENTIAL +=