A update

include/mm/heap.h

@@ -0,0 +1,19 @@
+#ifndef _HEAP_H
+#define _HEAP_H
+
+#include <types.h>
+
+#define HEAP_START 0xC0000000
+#define HEAP_SIZE  (1024 * 4096) /* 1MB heap */
+
+void heap_init(void);
+
+void* malloc(size_t size);
+void* malloc_aligned(size_t size, size_t alignment);
+
+void* calloc(size_t nmemb, size_t size);
+void* realloc(void* ptr, size_t size);
+
+void free(void* ptr);
+
+#endif