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46 lines
914 B
Makefile
46 lines
914 B
Makefile
3 months ago
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ASFLAGS := --32
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CXXFLAGS := -m32 -ggdb -g3 -O0 -fno-pic -ffreestanding -fno-rtti -fno-exceptions -std=c++23
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LDFLAGS := -m32 -static -T link.ld -ffreestanding -nostdlib
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ASFILES := boot.s
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CXXFILES := gdt.cpp \
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idt.cpp \
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memory.cpp \
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multiboot.cpp \
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pic.cpp \
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pit.cpp \
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tasking.cpp \
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vgaterminal.cpp \
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kernel.cpp
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OBJS := $(subst .s,.o,$(ASFILES)) \
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$(subst .cpp,.o,$(CXXFILES))
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all: myos.iso
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myos.iso: myos.bin iso/boot/grub/grub.cfg
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@echo " ISO " $@
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@cp myos.bin iso/boot/
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@grub-mkrescue -o myos.iso iso/
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myos.bin: $(OBJS) link.ld
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@echo " LD " $@
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@g++ $(LDFLAGS) -o $@ $(OBJS)
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%.o: %.s
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@echo " AS " $<
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@as $(ASFLAGS) -c $< -o $@
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%.o: %.cpp
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@echo " CXX " $<
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@g++ $(CXXFLAGS) -c $< -o $@
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clean:
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@echo " CLEAN"
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@rm -f $(OBJS) myos.bin myos.iso
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run: myos.iso
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@echo " QEMU"
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@qemu-system-i386 -cdrom $< -monitor stdio -no-reboot -s -S #-d int
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