2023-09-12 23:35:30 +02:00
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OBJECTS = loader.o framebuffer.o io.o kmain.o
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CC = gcc
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CFLAGS = -m32 -nostdlib -nostdinc -fno-builtin -fno-stack-protector \
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2023-09-13 16:31:15 +02:00
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-nostartfiles -nodefaultlibs -Iinclude -Wall -Wextra -Werror -c \
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-ansi -pedantic
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2023-09-12 23:35:30 +02:00
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LDFLAGS = -T link.ld -melf_i386
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AS = nasm
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ASFLAGS = -f elf
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all: kernel.elf
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kernel.elf: $(OBJECTS)
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ld $(LDFLAGS) $^ -o $@
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%.o: %.c
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$(CC) $(CFLAGS) $< -o $@
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2023-09-13 16:31:15 +02:00
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%.o: src/%.c
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$(CC) $(CFLAGS) $< -o $@
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2023-09-12 23:35:30 +02:00
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%.o: %.s
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$(AS) $(ASFLAGS) $< -o $@
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2023-09-13 16:31:15 +02:00
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%.o: src/%.s
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$(AS) $(ASFLAGS) $< -o $@
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2023-09-12 23:35:30 +02:00
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os.iso: kernel.elf
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cp kernel.elf iso/boot/kernel.elf
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mkisofs -R \
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-b boot/grub/stage2_eltorito \
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-no-emul-boot \
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-boot-load-size 4 \
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-A os \
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-input-charset UTF-8 \
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-quiet \
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-boot-info-table \
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-o os.iso \
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iso
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run: os.iso
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qemu-system-i386 -cdrom $< -serial stdio #-d cpu
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clean:
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rm *.o kernel.elf os.iso
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