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140 lines (107 loc) · 3.91 KB
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ARCH = i386
ARCH_FLAGS = -m32
CPU = -march=$(ARCH)
# **************************************************************************** #
CC = gcc $(ARCH_FLAGS) $(CPU)
CFLAGS = -nostdlib -nostdinc -nodefaultlibs -fno-builtin -fno-exceptions -fno-stack-protector -Wall -Wextra -g3
NASM = nasm
AFLAGS = -felf
LD = ld
LDFLAGS = -melf_i386 -T kernels/linker-i386.ld
GRUB_CFG = grub/grub.cfg # GRUB configuration file
KERNEL_OBJ_DIR = obj/
# Color definitions for output
CYAN=\033[0;36m
GREEN=\033[0;32m
YELLOW=\033[0;33m
NC=\033[0m
# **************************************************************************** #
##########
# KFS_1 #
##########
KFS_1 = KFS-1.bin
KFS_1_OBJ_DIR = $(KERNEL_OBJ_DIR)KFS_1/
KFS_1_SRC_DIR = kernels/KFS_1/
KFS_1_SRC = $(wildcard $(KFS_1_SRC_DIR)*.s) $(wildcard $(KFS_1_SRC_DIR)*.c) $(wildcard src/kernel/*.c)
KFS_1_OBJ = $(patsubst $(KFS_1_SRC_DIR)%.s, $(KFS_1_OBJ_DIR)%.o, $(filter %.s, $(KFS_1_SRC))) \
$(patsubst $(KFS_1_SRC_DIR)%.c, $(KFS_1_OBJ_DIR)%.o, $(filter %.c, $(KFS_1_SRC)))
# **************************************************************************** #
##########
# KFS_2 #
##########
KFS_2 = KFS-2.bin
KFS_2_OBJ_DIR = $(KERNEL_OBJ_DIR)KFS_2/
KFS_2_SRC_DIR = kernels/KFS_2/
KFS_2_SRC = $(wildcard $(KFS_2_SRC_DIR)*.s) $(wildcard $(KFS_2_SRC_DIR)*.c) $(wildcard src/kernel/*.c)
KFS_2_OBJ = $(patsubst $(KFS_2_SRC_DIR)%.s, $(KFS_2_OBJ_DIR)%.o, $(filter %.s, $(KFS_2_SRC))) \
$(patsubst $(KFS_2_SRC_DIR)%.c, $(KFS_2_OBJ_DIR)%.o, $(filter %.c, $(KFS_2_SRC)))
# **************************************************************************** #
KERNELS = $(KFS_1) $(KFS_2)
#########
# IMAGE #
#########
ISO = KFS.iso
ISO_DIR = grub/iso/
.PHONY: all clean fclean re iso run
all: $(KERNEL_OBJ_DIR) $(KFS_1_OBJ_DIR) $(KFS_2_OBJ_DIR) $(ISO)
# **************************************************************************** #
$(KERNEL_OBJ_DIR) $(KFS_1_OBJ_DIR) $(KFS_2_OBJ_DIR) :
@mkdir -p $@
# **************************************************************************** #
##########
# KFS_1 #
##########
.PHONY: KFS-1
KFS-1: $(KFS_1)
$(KFS_1_OBJ_DIR)%.o: $(KFS_1_SRC_DIR)%.c
@echo "Compiling $<"
@$(CC) $(CFLAGS) -c $< -o $@
$(KFS_1_OBJ_DIR)%.o: $(KFS_1_SRC_DIR)%.s
@echo "Assembling $<"
@$(NASM) $(AFLAGS) $< -o $@
$(KFS_1): $(KFS_1_OBJ)
@$(LD) $(LDFLAGS) -o $@ $^
@echo -e "$(GREEN)$@ DONE$(NC)"
# **************************************************************************** #
##########
# KFS_2 #
##########
.PHONY: KFS-2
KFS-2: $(KFS_2)
$(KFS_2_OBJ_DIR)%.o: $(KFS_2_SRC_DIR)%.c
@echo "Compiling $<"
@$(CC) $(CFLAGS) -c $< -o $@
$(KFS_2_OBJ_DIR)%.o: $(KFS_2_SRC_DIR)%.s
@echo "Assembling $<"
@$(NASM) $(AFLAGS) $< -o $@
$(KFS_2): $(KFS_2_OBJ)
$(LD) $(LDFLAGS) -o $@ $^
@echo -e "$(GREEN)$@ DONE$(NC)"
# **************************************************************************** #
iso: $(ISO)
$(ISO): $(KERNELS) $(GRUB_CFG)
@echo "Creating the $(ISO_DIR) directory"
@mkdir -pv $(ISO_DIR)/boot/grub > /dev/null
@cp $(KERNELS) $(ISO_DIR)/boot
@cp $(GRUB_CFG) $(ISO_DIR)/boot/grub
@echo "Creating the $(ISO) file"
@xorriso -outdev 'stdio:KFS.iso' &>/dev/null
@find $(ISO_DIR)/boot -name 'KFS*.bin' -exec bash -c 'grub-file --is-x86-multiboot "{}"' \;
@grub-mkrescue -o $(ISO) --compress=xz $(ISO_DIR) &>/dev/null
#@grub-mkrescue -o $(ISO) $(ISO_DIR) &>/dev/null
@cp $(ISO) $(ISO_DIR)
@echo -e "$(GREEN)$@ DONE$(NC)"
# **************************************************************************** #
clean:
@rm -rf $(KERNEL_OBJ_DIR)
@echo -e "$(GREEN)$@ DONE$(NC)"
fclean: clean
@rm -rf $(ISO_DIR) $(ISO) $(KERNELS)
@echo -e "$(GREEN)$@ DONE$(NC)"
# **************************************************************************** #
re: fclean all
# **************************************************************************** #
run: $(ISO)
@echo -e "$(CYAN)QEMU Booting KFS...$(NC)"
@echo -e "$(YELLOW)KFS LOG:$(NC)"
@qemu-system-i386 -s -m 2G -M q35 -cdrom $(ISO_DIR)$(ISO) -boot d -debugcon stdio