pbos/Makefile at main · pbeaulieu26/pbos · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
ASM = nasm

BUILD_DIR = build
SRC_DIR = src
RES_DIR = resources

.PHONY: all floppy_image kernel bootloader clean always

#
# Floppy image
#
floppy_image : $(BUILD_DIR)/floppy.img

# mcopy -i $(BUILD_DIR)/floppy.img $(BUILD_DIR)/kernel.bin "::kernel.bin"
# dd if=$(BUILD_DIR)/kernel.bin of=$(BUILD_DIR)/floppy.img obs=1 seek=512 conv=notrunc
$(BUILD_DIR)/floppy.img : bootloader kernel
	dd if=/dev/zero of=$(BUILD_DIR)/floppy.img bs=512 count=2880
	mkfs.fat -F 12 -n "PBOS" $(BUILD_DIR)/floppy.img
	dd if=$(BUILD_DIR)/bootloader.bin of=$(BUILD_DIR)/floppy.img conv=notrunc
	mcopy -i $(BUILD_DIR)/floppy.img $(BUILD_DIR)/kernel.bin "::kernel.bin"
	mcopy -i $(BUILD_DIR)/floppy.img $(RES_DIR)/test.txt "::test.txt"

#
# Bootloader
#
bootloader : $(BUILD_DIR)/bootloader.bin

$(BUILD_DIR)/bootloader.bin : always
	$(ASM) $(SRC_DIR)/bootloader/boot.asm -f bin -o $(BUILD_DIR)/bootloader.bin

#
# Kernel
#
kernel : $(BUILD_DIR)/kernel.bin

$(BUILD_DIR)/kernel.bin : always
	$(ASM) $(SRC_DIR)/kernel/main.asm -f bin -o $(BUILD_DIR)/kernel.bin

#
# Always
#
always:
	mkdir -p $(BUILD_DIR)

#
# clean
#
clean:
	rm -rf $(BUILD_DIR)