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diff --git a/cpu/sh2mame/sh2.h b/cpu/sh2mame/sh2.h
index cdcdecf..b83a9c4 100644
--- a/cpu/sh2mame/sh2.h
+++ b/cpu/sh2mame/sh2.h
@@ -39,19 +39,24 @@ typedef struct
 	UINT32	sr;
 	UINT32	gbr, vbr;
 	UINT32	mach, macl;
+
 	UINT32	ea;
 	UINT32	delay;
 	UINT32	test_irq;
 
+	int	pending_irq;
+	void	(*irq_callback)(int id, int level);
+	int	is_slave;
+
 	// XXX: unused, will we ever use?
-	void  (*irq_callback)(void);
-	int   nmi_line_state;
 	int   internal_irq_level;
-	int   is_slave;
 } SH2;
 
-void sh2_init(SH2 *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);
 
 #endif /* __SH2_H__ */