Prepare SCIF PFC description for SH7305 + prototypes of methods

include/gint/mpu/pfc.h

@@ -256,7 +256,7 @@ typedef volatile struct
 	pad( 0x08 );
 
 
-	pad( 20 ); // jump from address 0xa405016c to 0xa4050180
+	pad( 0x12 ); // jump from address 0xa405016e to 0xa4050180
 
 
 	// List of all MODULE FUNCTION SELECT REGISTERS (MSELs)

include/gint/serial.h

@@ -10,6 +10,7 @@ extern "C" {
 #endif
 
 #include <gint/mpu/scif.h>
+#include <gint/mpu/pfc.h>
 #include <gint/hardware.h>
 #include <gint/defs/types.h>
 #include <gint/defs/call.h>

src/scif/scif.c

@@ -5,6 +5,7 @@
 #include <gint/serial.h>
 
 #define SCIF SH7305_SCIF
+#define PFC  SH7305_PFC
 
 
 int gint_serial_read_one_byte(unsigned char *dest)