Added:

- TTY driver
- VGA driver
- kernel's main function
- Makefiles

*NOTE*: iceOS not works at this stage.

kernel/libc/Makefile

@@ -0,0 +1,10 @@
+OBJS = stdio.o string.o
+
+CC = i686-elf-gcc # cross-compiler
+CFLAGS = -m32 -fno-stack-protector -ffreestanding -Wall -Wextra -Werror -g -c
+
+
+all:${OBJS}
+
+%.o: %.c
+	$(CC) $(CFLAGS) $< -o $@