Files
blankos/makefile

46 lines
1.2 KiB
Makefile

CC = gcc
CFLAGS = -m32 -nostdlib -nostdinc -fno-builtin -fno-stack-protector -nostartfiles -nodefaultlibs -Wall -Wextra -c -I src/
LDFLAGS = -T link.ld -melf_i386
AS = nasm
ASFLAGS = -f elf
SRC_DIR = src
OBJ_DIR = build
C_SOURCES = $(wildcard $(SRC_DIR)/*.c)
ASM_SOURCES = $(wildcard $(SRC_DIR)/*.s)
OBJECTS = $(patsubst $(SRC_DIR)/%.c, $(OBJ_DIR)/%.o, $(C_SOURCES)) \
$(patsubst $(SRC_DIR)/%.s, $(OBJ_DIR)/%.o, $(ASM_SOURCES))
all: $(OBJ_DIR) kernel.elf
$(OBJ_DIR):
mkdir -p $(OBJ_DIR)
kernel.elf: $(OBJECTS)
ld $(LDFLAGS) $(OBJECTS) -o kernel.elf
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.c
$(CC) $(CFLAGS) $< -o $@
$(OBJ_DIR)/%.o: $(SRC_DIR)/%.s
$(AS) $(ASFLAGS) $< -o $@
os.iso: kernel.elf
cp kernel.elf iso/boot/kernel.elf
genisoimage -R \
-b boot/grub/stage2_eltorito \
-no-emul-boot \
-boot-load-size 4 \
-A os \
-input-charset utf8 \
-quiet \
-boot-info-table \
-o os.iso \
iso
run: os.iso
bochs -f bochsrc.txt -q
clean:
rm -rf $(OBJ_DIR) *.o kernel.elf os.iso