# Makefile
SRC_DIR = src
BUILD_DIR = build
BOOTLOADER_SRC = $(SRC_DIR)/boot.s
BOOTLOADER_IMG = $(BUILD_DIR)/boot.img

QEMU = qemu-system-i386

all: $(BOOTLOADER_IMG)

$(BUILD_DIR):
	mkdir -p $(BUILD_DIR)

$(BOOTLOADER_IMG): $(BOOTLOADER_SRC) | $(BUILD_DIR)
	nasm -f bin $(BOOTLOADER_SRC) -i $(SRC_DIR) -o $(BOOTLOADER_IMG)

.PHONY: debug
debug:
	$(QEMU) $(QEMU_FLAGS) -s -S -drive format=raw,file=$(BOOTLOADER_IMG)

.PHONY: run
run: all
	$(QEMU) -drive format=raw,file=$(BOOTLOADER_IMG) -display gtk

clean:
	rm -rf $(BUILD_DIR)