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OBJS = main.o console.o string.o kalloc.o proc.o trapasm.o
CC = i386-jos-elf-gcc
LD = i386-jos-elf-ld
OBJCOPY = i386-jos-elf-objcopy
OBJDUMP = i386-jos-elf-objdump
xv6.img : bootblock kernel
dd if=/dev/zero of=xv6.img count=10000
dd if=bootblock of=xv6.img conv=notrunc
dd if=kernel of=xv6.img seek=1 conv=notrunc
bootblock : bootasm.S bootmain.c
$(CC) -O -nostdinc -I. -c bootmain.c
$(CC) -nostdinc -I. -c bootasm.S
$(LD) -N -e start -Ttext 0x7C00 -o bootblock.o bootasm.o bootmain.o
$(OBJDUMP) -S bootblock.o > bootblock.asm
$(OBJCOPY) -S -O binary bootblock.o bootblock
./sign.pl bootblock
kernel : $(OBJS)
$(LD) -Ttext 0x100000 -e main -o kernel $(OBJS)
$(OBJDUMP) -S kernel > kernel.asm
%.o: %.c
$(CC) -nostdinc -I. -O -c -o $@ $<
clean :
rm -f bootmain.o bootasm.o bootblock.o bootblock
rm -f kernel main.o kernel.asm xv6.img
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