added arduino ide GEN7 support Files

Marlin/Gen7/cores/arduino/WInterrupts.c

@@ -0,0 +1,87 @@
+/* -*- mode: jde; c-basic-offset: 2; indent-tabs-mode: nil -*- */
+
+/*
+  Part of the Wiring project - http://wiring.uniandes.edu.co
+
+  Copyright (c) 2004-05 Hernando Barragan
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General
+  Public License along with this library; if not, write to the
+  Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+  Boston, MA  02111-1307  USA
+  
+  Modified 24 November 2006 by David A. Mellis
+*/
+
+#include <inttypes.h>
+#include <avr/io.h>
+#include <avr/interrupt.h>
+#include <avr/pgmspace.h>
+#include <stdio.h>
+
+#include "WConstants.h"
+#include "wiring_private.h"
+
+volatile static voidFuncPtr intFunc[EXTERNAL_NUM_INTERRUPTS];
+// volatile static voidFuncPtr twiIntFunc;
+
+void attachInterrupt(uint8_t interruptNum, void (*userFunc)(void), int mode)
+{
+	if(interruptNum < EXTERNAL_NUM_INTERRUPTS)
+	{
+		intFunc[interruptNum] = userFunc;
+
+		//clear the config for the change settings
+		EICRA &= ~(B00000011 << (interruptNum * 2));
+
+		//set our mode.
+		EICRA |= (mode << (interruptNum * 2));
+
+		// Enable the interrupt.
+		EIMSK |= (1 << interruptNum);
+	}
+}
+
+void detachInterrupt(uint8_t interruptNum)
+{
+	if(interruptNum < EXTERNAL_NUM_INTERRUPTS)
+	{
+		// Disable the interrupt.
+		EIMSK &= ~(1 << interruptNum);
+
+		intFunc[interruptNum] = 0;
+	}
+}
+
+ISR(INT0_vect) {
+  if(intFunc[EXTERNAL_INT_0])
+    intFunc[EXTERNAL_INT_0]();
+}
+
+ISR(INT1_vect) {
+  if(intFunc[EXTERNAL_INT_1])
+    intFunc[EXTERNAL_INT_1]();
+}
+
+ISR(INT2_vect) {
+  if(intFunc[EXTERNAL_INT_2])
+    intFunc[EXTERNAL_INT_2]();
+}
+
+/*
+SIGNAL(SIG_2WIRE_SERIAL) {
+  if(twiIntFunc)
+    twiIntFunc();
+}
+*/
+