99 lines
2.4 KiB
Makefile
99 lines
2.4 KiB
Makefile
GDB=gdb
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ifeq ($(shell uname -s),Darwin)
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AS=x86_64-elf-as
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LD=x86_64-elf-ld
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CC=x86_64-elf-gcc
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GDB=x86_64-elf-gdb
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endif
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CFLAGS = -fno-pic -ffreestanding -static -fno-builtin -fno-strict-aliasing \
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-Wall -ggdb -m32 -Werror -fno-omit-frame-pointer
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CFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)
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ASMFLAGS = -m32 -ffreestanding -c -g
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ifeq ($(LLVM),on)
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#AS=llvm-as
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LD=ld.lld
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CC=clang
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CFLAGS += -target elf-i386
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ASMFLAGS = -target elf-i386 -ffreestanding -c -g
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LDKERNELFLAGS = --script=script.ld
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endif
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run: image.bin
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qemu-system-i386 -drive format=raw,file=$< -serial mon:stdio
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run-nox: image.bin
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qemu-system-i386 -nographic -drive format=raw,file=$< -serial mon:stdio
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debug-boot-nox: image.bin mbr.elf
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qemu-system-i386 -nographic -drive format=raw,file=$< -s -S &
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$(GDB) mbr.elf \
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-ex "set architecture i8086" \
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-ex "target remote localhost:1234" \
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-ex "break *0x7c00" \
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-ex "continue"
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debug-boot: image.bin mbr.elf
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qemu-system-i386 -drive format=raw,file=$< -s -S &
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$(GDB) mbr.elf \
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-ex "set architecture i8086" \
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-ex "target remote localhost:1234" \
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-ex "break *0x7c00" \
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-ex "continue"
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debug-server: image.bin
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qemu-system-i386 -drive format=raw,file=$< -s -S
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debug-server-nox: image.bin
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qemu-system-i386 -nographic -drive format=raw,file=$< -s -S
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debug: image.bin
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qemu-system-i386 -drive format=raw,file=$< -s -S &
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$(GDB) kernel.bin \
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-ex "target remote localhost:1234" \
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-ex "break _start" \
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-ex "continue"
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debug-nox: image.bin
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qemu-system-i386 -nographic -drive format=raw,file=$< -s -S &
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$(GDB) kernel.bin \
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-ex "target remote localhost:1234" \
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-ex "break _start" \
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-ex "continue"
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fs.img: kernel.bin tools/mkfs user/false user/greet user/div0
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tools/mkfs $@ $< user/false user/greet user/div0
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LDFLAGS=-m elf_i386
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user/%: user/%.o user/crt.o
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$(LD) $(LDFLAGS) -o $@ -Ttext 0x1000 $^
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image.bin: mbr.bin fs.img
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cat $^ >$@
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kernel.bin: kernel.o console.o drivers/vga.o drivers/keyboard.o \
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drivers/ata.o cpu/vectors.o cpu/idt.o cpu/gdt.o drivers/uart.o \
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fs/fs.o lib/mem.o lib/string.o proc.o cpu/swtch.o
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$(LD) $(LDFLAGS) $(LDKERNELFLAGS) -o $@ -Ttext 0x1000 $^
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%.o: %.c
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$(CC) $(CFLAGS) -c $< -o $@
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%.o: %.S
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$(CC) $(ASMFLAGS) $^ -o $@
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mbr.bin: mbr.o
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$(LD) -m elf_i386 -Ttext=0x7c00 --oformat=binary $^ -o $@
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mbr.elf: mbr.o
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$(LD) -m elf_i386 -Ttext=0x7c00 $^ -o $@
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clean:
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rm -f *.elf *.img *.bin *.o */*.o tools/mkfs user/false
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tools/%: tools/%.c
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gcc -Wall -Werror -g $^ -o $@
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