diff --git a/sys/sparc64/include/cpu.h b/sys/sparc64/include/cpu.h
index 91e04facfd6..7d322fe0889 100644
--- a/sys/sparc64/include/cpu.h
+++ b/sys/sparc64/include/cpu.h
@@ -72,13 +72,17 @@
 	{ "wall_cmos_clock", CTLTYPE_INT }, \
 }
 
+#ifdef _KERNEL
+
 void	fork_trampoline(void);
 
 static __inline u_int64_t
 get_cyclecount(void)
 {
 
-	return (rd(tick));
+	return (rdpr(tick));
 }
 
+#endif
+
 #endif /* !_MACHINE_CPU_H_ */