[11U68]fix P0_11 to use GPIO

Fork of mbed-src by mbed official

Revision:
554:edd95c0879f8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/cmsis/TARGET_NXP/TARGET_LPC2460/vector_realmonitor.c	Mon Jun 01 11:00:11 2015 +0100
@@ -0,0 +1,22 @@
+/* mbed Microcontroller Library - RealMonitor
+ * Copyright (c) 2006-2015 ARM Limited. All rights reserved. 
+ */
+#include "vector_defns.h"
+
+extern void __mbed_dcc_irq(void);
+
+/* Function: __mbed_init_realmonitor
+ * Setup the RealMonitor DCC Interrupt Handlers
+ */
+void __mbed_init_realmonitor(void) __attribute__((weak));
+void __mbed_init_realmonitor() {
+    // Disable all interrupts
+    VICIntEnClr = 0xffffffff;
+  
+    // Set DCC interrupt vector addresses
+    VICVectAddr2 = (unsigned)&__mbed_dcc_irq;
+    VICVectAddr3 = (unsigned)&__mbed_dcc_irq;  
+
+    // Initialise RealMonitor
+    ((void (*)(void))rm_init_entry)();
+}