45 lines
1003 B
Makefile
45 lines
1003 B
Makefile
CC = i686-elf-gcc
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AS = nasm
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BUILDDIR := build
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INCLUDEDIR := include
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KSRC := $(wildcard kernel/*.asm kernel/*.c)
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KOBJ := $(addprefix $(BUILDDIR)/, \
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$(notdir \
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$(patsubst %.asm,%.o, $(patsubst %.c,%.o, $(KSRC)))))
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KIMG := kernel.bin
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LSRC := $(wildcard lib/*.c)
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LOBJ := $(addprefix $(BUILDDIR)/, \
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$(notdir \
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$(patsubst %.c,%.o, $(LSRC))))
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ISO := Hazel.iso
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CFLAGS := -ffreestanding -Wall -Wextra -Werror -I $(INCLUDEDIR) -I lib
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LDFLAGS := -ffreestanding -nostdlib -lgcc -T kernel/kernel.ld
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QEMUFLAGS := -cdrom $(BUILDDIR)/$(ISO) \
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-d int \
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-serial stdio
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$(BUILDDIR)/$(KIMG): $(KOBJ) $(LOBJ)
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$(CC) $^ -o $@ $(LDFLAGS)
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$(BUILDDIR)/%.o: */%.asm
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$(AS) -felf32 $^ -o $@
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$(BUILDDIR)/%.o: */%.c
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$(CC) $(CFLAGS) -c $^ -o $@
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kernel: $(BUILDDIR)/$(KIMG)
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$(BUILDDIR)/$(ISO): kernel
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rm -f $(BUILDDIR)/$(ISO)
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cp $(BUILDDIR)/$(KIMG) boot/$(KIMG)
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grub-mkrescue -o $(BUILDDIR)/$(ISO) .
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iso: $(BUILDDIR)/$(ISO)
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qemu: iso
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qemu-system-i386 $(QEMUFLAGS)
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clean:
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rm -f build/* boot/*.bin
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