35 lines
909 B
Makefile
35 lines
909 B
Makefile
arch ?= x86_64
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kernel := build/kernel-$(arch).bin
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iso := build/os-$(arch).iso
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linker_script := src/arch/$(arch)/linker.ld
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grub.cfg := src/arch/$(arch)/grub.cfg
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asm_source_files := $(wildcard src/arch/$(arch)/*.asm)
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asm_object_files := $(patsubst src/arch/$(arch)/%.asm, \
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build/arch/$(arch)/%.o, $(asm_source_files))
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.PHONY: all clean run iso
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all: $(kernel)
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clean:
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@rm -r build
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run: $(iso)
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@qemu-system-x86_64 -cdrom $(iso)
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iso: $(iso)
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$(iso): $(kernel) $(grub.cfg)
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@mkdir -p build/isofiles/boot/grub
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cp $(kernel) build/isofiles/boot/kernel.bin
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cp $(grub.cfg) build/isofiles/boot/grub
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grub-mkrescue -o $(iso) build/isofiles 2>/dev/null
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rm -r build/isofiles
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$(kernel): $(asm_object_files) $(linker_script)
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@ld -n -T $(linker_script) -o $(kernel) $(asm_object_files)
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# compile asm files
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build/arch/$(arch)/%.o: src/arch/$(arch)/%.asm
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@mkdir -p $(shell dirname $@)
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@nasm -felf64 $< -o $@
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