Example of setting up malloc heap on extram

apps/heap/malloc_freelist.h

@@ -0,0 +1,30 @@
+#ifndef __MALLOC_FREELIST_H_
+#define __MALLOC_FREELIST_H_
+
+#include "uvm32_target.h"
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif //__cplusplus
+
+	/**
+	 * Initialize malloc with a memory address and pool size
+	 */
+	void malloc_addblock(void* addr, size_t size);
+
+	/**
+	 * Free-list malloc implementation
+	 */
+	void* fl_malloc(size_t size);
+
+	/**
+	 * Corresponding free-list free implementation
+	 */
+	void fl_free(void* ptr);
+
+#ifdef __cplusplus
+}
+#endif //__cplusplus
+
+#endif //__MALLOC_FREELIST_H_