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BIN_DIR = bin
BIN = $(BIN_DIR)/kernel.bin
ISO = image.iso
ISO_ROOT = iso_root
SRC_DIR = source
SOURCES = $(SRC_DIR)/main.c \
$(SRC_DIR)/LimineRequests.c \
$(SRC_DIR)/memory.c
CFILES = $(filter %.c,$(SOURCES))
ASFILES = $(filter %.S,$(SOURCES))
NASMFILES = $(filter %.asm,$(SOURCES))
OBJ_DIR = objects
OBJECTS = $(addprefix $(OBJ_DIR)/,$(notdir $(CFILES:.c=.c.o)) \
$(notdir $(ASFILES:.S=.S.o)) \
$(notdir $(NASMFILES:.asm=.asm.o)))
CC = gcc
CFLAGS = -Wall \
-Wextra \
-Werror \
-Wpedantic \
-std=gnu23 \
-ffreestanding \
-fno-stack-protector \
-fno-stack-check \
-fno-PIC \
-m64 \
-march=x86-64 \
-mno-80387 \
-mno-mmx \
-mno-sse \
-mno-sse2 \
-mno-red-zone \
-I limine \
-DLIMINE_API_REVISION=3 \
-MMD \
-MP \
-mcmodel=kernel
LDFLAGS = -Wl,-m,elf_x86_64 \
-Wl,--build-id=none \
-nostdlib \
-static \
-z max-page-size=0x1000 \
-T linker.ld
NASMFLAGS = -Wall -f elf64
.PHONY: all clean run
all: $(ISO)
$(BIN_DIR) $(OBJ_DIR) $(ISO_ROOT):
mkdir $@
$(BIN): linker.ld $(OBJECTS) | $(BIN_DIR)
$(CC) $(CFLAGS) $(LDFLAGS) $(OBJECTS) -o $@
$(OBJ_DIR)/%.c.o: $(SRC_DIR)/%.c | $(OBJ_DIR)
$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
$(OBJ_DIR)/%.S.o: $(SRC_DIR)/%.S | $(OBJ_DIR)
$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@
$(OBJ_DIR)/%.asm.o: $(SRC_DIR)/%.asm | $(OBJ_DIR)
nasm $(NASMFLAGS) $< -o $@
$(ISO): limine $(BIN) | $(ISO_ROOT)
make -C limine
mkdir -p $(ISO_ROOT)/boot/limine
cp -v $(BIN) $(ISO_ROOT)/boot/
cp -v limine.conf limine/limine-bios.sys limine/limine-bios-cd.bin \
limine/limine-uefi-cd.bin $(ISO_ROOT)/boot/limine/
mkdir -p iso_root/EFI/BOOT
cp -v limine/BOOTX64.EFI iso_root/EFI/BOOT/
cp -v limine/BOOTIA32.EFI iso_root/EFI/BOOT/
xorriso -as mkisofs -R -r -J -b boot/limine/limine-bios-cd.bin \
-no-emul-boot -boot-load-size 4 -boot-info-table -hfsplus \
-apm-block-size 2048 --efi-boot boot/limine/limine-uefi-cd.bin \
-efi-boot-part --efi-boot-image --protective-msdos-label \
iso_root -o $@
./limine/limine bios-install $@
run: $(ISO)
qemu-system-x86_64 -hda $(ISO)
clean:
rm -rf $(BIN_DIR) $(OBJ_DIR) $(ISO) $(ISO_ROOT)
make -C limine clean
|
