Index: kernel/arch/sparc64/include/cycle.h
===================================================================
--- kernel/arch/sparc64/include/cycle.h	(revision 84757b5af9dc0d4e1dda4ce09d9bdd14fbc25f11)
+++ kernel/arch/sparc64/include/cycle.h	(revision f19d77a17efac5a8719586ead1f7f39ca6cc3b1d)
@@ -36,7 +36,9 @@
 #define KERN_sparc64_CYCLE_H_
 
+#include <arch/asm.h> 
+
 static inline uint64_t get_cycle(void)
 {
-	return 0;
+	return tick_read();
 }