VGA header files with prototypes

Makefile

@@ -24,7 +24,7 @@ os-image: bootloader/bootloader.bin kernel.bin
 kernel.bin: kernel/kernel_entry.o $(OBJ) 
 	gcc -o $@ $^ -Wl,--oformat=binary -ffreestanding -nostdlib -shared -Ttext 0x1000 -m32
 
-%.o : %.c
+%.o : %.c ${HEADERS}
 	gcc -fno-pie -m32 -Os -ffreestanding -c $< -o $@
 
 %.o : %.asm

TODO.md

@@ -1,6 +1,4 @@
 # TO DO 
- - Refactor Makefile
- - Refactor file structure
  - Finish the book!
  - Multiboot support (for grub etc)
  - VGA Library (Graphics)

drivers/vga.h

@@ -0,0 +1,8 @@
+char* get_vga_charpos_pointer(unsigned int col, unsigned int row);
+void writechar(char c, unsigned int col, unsigned int row, int colorcode);
+void clear_screen();
+void disable_cursor();
+void set_cursor_pos();
+void print();
+void println();
+void vga_init();

kernel/kernel.c

@@ -1,3 +1,5 @@
+#include "../drivers/vga.h"
+
 void main() {
 	vga_init(); 	// Initialize the screen first
 			// i.e. clear the screen et cetera.