diff options
Diffstat (limited to 'Makefile')
| -rw-r--r-- | Makefile | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/Makefile b/Makefile new file mode 100644 index 0000000..a64980d --- /dev/null +++ b/Makefile @@ -0,0 +1,60 @@ +OUT_DIR = out +SRC = src +BUILD = build +TARGET = i686-elf + +ISO = myos + +ASM := $(sort $(shell find $(SRC) -name '*.s')) +C := $(sort $(shell find $(SRC) -name '*.c')) + +INCLUDE_DIR = $(SRC)/include +INCLUDES := -I$(INCLUDE_DIR) + +ASSEMBLER = $(TARGET)-as +CC = $(TARGET)-gcc + +CFLAGS = $(INCLUDES) -std=gnu99 -ffreestanding -O2 -Wall -Wextra +TEST_FLAGS = -nographic + + +LINK_FILE = linker.ld +LDFLAGS = -O2 -nostdlib -lgcc -ffreestanding + +OBJS = +C_OBJS := $(C:$(SRC)/%.c=$(BUILD)/C/%.o) +ASM_OBJS := $(ASM:$(SRC)/%.s=$(BUILD)/ASM/%.o) + +OBJS += $(C_OBJS) +OBJS += $(ASM_OBJS) +DEPS := $(OBJS:.o=.d) + +.PHONY: all +all: $(OUT_DIR)/$(ISO).iso + +run: all + qemu-system-i386 -cdrom $(OUT_DIR)/$(ISO).iso + + +$(OUT_DIR)/$(ISO).iso : $(OUT_DIR)/isodir/boot/$(ISO).bin + grub-mkrescue -o $@ $(OUT_DIR)/isodir + +$(OUT_DIR)/isodir/boot/$(ISO).bin : $(OBJS) + $(CC) -T $(SRC)/$(LINK_FILE) -o $@ $(LDFLAGS) $^ + +$(BUILD)/ASM/%.o: $(SRC)/%.s + mkdir -p $(BUILD) + mkdir -p $(BUILD)/ASM + mkdir -p $(@D) + $(ASSEMBLER) $^ -o $@ + +$(BUILD)/C/%.o: $(SRC)/%.c + mkdir -p $(BUILD) + mkdir -p $(BUILD)/C + mkdir -p $(@D) + $(CC) $(CFLAGS) -c $^ -o $@ + +clean: + rm -rf $(BUILD) + rm -rf $(OUT_DIR)/$(ISO).iso + rm -rf $(OUT_DIR)/isodir/boot/$(ISO).bin |