Makefile

ASM = nasm
CC = gcc
LD = ld

ASM_FLAGS = -f elf32
CC_FLAGS = -m32 -c -nostdlib -nostdinc -fno-builtin -fno-stack-protector -ffreestanding
LD_FLAGS = -m elf_i386 -T linker.ld

all: krypton.bin

boot.o: boot/boot.asm
	$(ASM) $(ASM_FLAGS) boot/boot.asm -o boot.o

kernel.o: kernel/kernel.c
	$(CC) $(CC_FLAGS) kernel/kernel.c -o kernel.o

idt.o: kernel/idt.c
	$(CC) $(CC_FLAGS) kernel/idt.c -o idt.o

keyboard.o: drivers/keyboard.c
	$(CC) $(CC_FLAGS) drivers/keyboard.c -o keyboard.o

krypton.bin: boot.o kernel.o idt.o keyboard.o
	$(LD) $(LD_FLAGS) boot.o kernel.o idt.o keyboard.o -o krypton.bin

run: krypton.bin
	qemu-system-i386 -kernel krypton.bin

clean:
	rm -f *.o boot.o kernel.o idt.o keyboard.o krypton.bin