diff --git a/Makefile b/Makefile index 4a5e45d..b153fe9 100644 --- a/Makefile +++ b/Makefile @@ -5,6 +5,7 @@ AS = nasm CFLAGS = -std=c17 -ffreestanding -fno-builtin -fno-stack-protector -fno-pie \ -Os -nostdinc -mgeneral-regs-only -m32 -march=i386 -Wall -Iinclude/c +LDFLAGS = -z notext -melf_i386 SRC = ./src BUILD = ./build @@ -23,7 +24,7 @@ $(BUILD): @[ -d $(BUILD) ] || mkdir $(BUILD) @rm -rf $(BUILD)/* -# Bootloader: This target is responsible for creating boot.bin +# Bootloader: This target is responsible for creating stage?.bin (1,2,3) bootloader: $(SRC)/stage1.asm $(SRC)/stage2.asm @echo "Assembling $(SRC)/stage1.asm..." @$(AS) -fbin -o $(BUILD)/stage1.bin $(SRC)/stage1.asm @@ -31,22 +32,21 @@ bootloader: $(SRC)/stage1.asm $(SRC)/stage2.asm @$(AS) -fbin -o $(BUILD)/stage2.bin $(SRC)/stage2.asm @echo "Compiling $(SRC)/stage3.c..." @$(CC) $(CFLAGS) -Iinclude -o $(BUILD)/stage3.o -c $(SRC)/stage3.c - @$(LD) -T$(SRC)/stage3.ld -z notext --oformat binary -o $(BUILD)/stage3.bin $(BUILD)/stage3.o - @cat $(BUILD)/stage1.bin $(BUILD)/stage2.bin $(BUILD)/stage3.bin > $(BUILD)/boot.bin + @$(LD) $(LDFLAGS) -T$(SRC)/stage3.ld --oformat binary -o $(BUILD)/stage3.bin $(BUILD)/stage3.o @rm $(BUILD)/stage3.o # Kernel: This target is responsible for creating kernel.bin kernel: $(SRC)/kernel.c @echo "Compiling $(SRC)/kernel.c..." @$(CC) $(CFLAGS) -Iinclude -o $(BUILD)/kernel.o -c $(SRC)/kernel.c - @$(LD) -T$(SRC)/kernel.ld -z notext --oformat binary -o $(BUILD)/kernel.bin $(BUILD)/kernel.o + @$(LD) $(LDFLAGS) -T$(SRC)/kernel.ld --oformat binary -o $(BUILD)/kernel.bin $(BUILD)/kernel.o @rm $(BUILD)/kernel.o # This target compiles *.c (except kernel.c) $(C_FILES): @echo "Compiling $(SRC)/$@.c..." @$(CC) $(CFLAGS) -o $(BUILD)/$@.o -c $(SRC)/$@.c - @$(LD) -T$(SRC)/$@.ld -z notext --oformat binary -o $(BUILD)/$@.bin $(BUILD)/$@.o + @$(LD) $(LDFLAGS) -T$(SRC)/$@.ld --oformat binary -o $(BUILD)/$@.bin $(BUILD)/$@.o @rm $(BUILD)/$@.o # This target builds all fonts inside src/fonts @@ -67,4 +67,5 @@ run: clean: @rm -rf $(BUILD) @rm -f kern.iso + @rm makedisk