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diff --git a/cpu/sh2mame/sh2.h b/cpu/sh2mame/sh2.h
index b83a9c4..e5616ae 100644
--- a/cpu/sh2mame/sh2.h
+++ b/cpu/sh2mame/sh2.h
@@ -44,19 +44,22 @@ typedef struct
 	UINT32	delay;
 	UINT32	test_irq;
 
-	int	pending_irq;
+	int	pending_irl;
+	int	pending_int_irq;	// internal irq
+	int	pending_int_vector;
 	void	(*irq_callback)(int id, int level);
 	int	is_slave;
 
-	// XXX: unused, will we ever use?
-	int   internal_irq_level;
+	UINT32	cycles_aim;	// subtract sh2_icount to get global counter
 } SH2;
 
+SH2 *sh2; // active sh2
 extern int sh2_icount;
 
 void sh2_init(SH2 *sh2, int is_slave);
 void sh2_reset(SH2 *sh2);
 int sh2_execute(SH2 *sh2_, int cycles);
 void sh2_irl_irq(SH2 *sh2, int level);
+void sh2_internal_irq(SH2 *sh2, int level, int vector);
 
 #endif /* __SH2_H__ */