WIP

Author: coditva

kernel/include/types.h

@@ -11,6 +11,10 @@
 typedef __kernel_size_t size_t;
 #endif /* ifndef _SIZE_T */
 
+#ifndef NULL
+#define NULL (void *)0x0
+#endif /* ifndef _NULL */
+
 #ifndef _INT_TYPES
 #define _INT_TYPES
 typedef __kernel_int8_t     int8_t;

kernel/makefile

@@ -5,9 +5,10 @@ BUILD_DIR     = ../build/kernel
 TARGET        = $(BUILD_DIR)/kernel.bin
 ASM_OBJS      = kernel_asm.o util/portio_asm.o
 OBJS          = kernel.o video/video.o interrupt/interrupt.o \
-                interrupt/handler.o serial/serial.o
+                interrupt/handler.o serial/serial.o memory/alloc.o
 INCLUDE       = util/portio.h video/video.h util/types.h interrupt/interrupt.h \
-                util/keyboard_map.h config.h serial/serial.h debug/debug.h
+                util/keyboard_map.h config.h serial/serial.h debug/debug.h \
+                memory/alloc.h
 INCLUDE_DIR   = include
 
 all:          $(TARGET)

kernel/memory/alloc.c

@@ -0,0 +1,6 @@
+#include "alloc.h"
+
+void * malloc(size_t size)
+{
+  return NULL;
+}

kernel/memory/alloc.h

@@ -1,6 +1,8 @@
 #ifndef ALLOC_H_FCDE3OCS
 #define ALLOC_H_FCDE3OCS
 
+#include <types.h>
+
 void *  malloc   (size_t size);
 void *  realloc  (void *ptr, size_t size);
 void *  calloc   (size_t nmemb, size_t size);