xv6/Makefile

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Makefile
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OBJS = \
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bio.o\
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console.o\
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exec.o\
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file.o\
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fs.o\
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ide.o\
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ioapic.o\
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kalloc.o\
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kbd.o\
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lapic.o\
main.o\
mp.o\
picirq.o\
pipe.o\
proc.o\
spinlock.o\
string.o\
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swtch.o\
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syscall.o\
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sysfile.o\
sysproc.o\
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timer.o\
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trapasm.o\
trap.o\
uart.o\
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vectors.o\
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# Cross-compiling (e.g., on Mac OS X)
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#TOOLPREFIX = i386-jos-elf-
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# Using native tools (e.g., on X86 Linux)
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TOOLPREFIX =
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CC = $(TOOLPREFIX)gcc
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AS = $(TOOLPREFIX)gas
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LD = $(TOOLPREFIX)ld
OBJCOPY = $(TOOLPREFIX)objcopy
OBJDUMP = $(TOOLPREFIX)objdump
CFLAGS = -fno-builtin -fno-strict-aliasing -O2 -Wall -MD -ggdb -m32
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CFLAGS += $(shell $(CC) -fno-stack-protector -E -x c /dev/null >/dev/null 2>&1 && echo -fno-stack-protector)
ASFLAGS = -m32
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# FreeBSD ld wants ``elf_i386_fbsd''
LDFLAGS += -m $(shell $(LD) -V | grep elf_i386 2>/dev/null)
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xv6.img: bootblock kernel fs.img
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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
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bootblock: bootasm.S bootmain.c
$(CC) $(CFLAGS) -O -nostdinc -I. -c bootmain.c
$(CC) $(CFLAGS) -nostdinc -I. -c bootasm.S
$(LD) $(LDFLAGS) -N -e start -Ttext 0x7C00 -o bootblock.o bootasm.o bootmain.o
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$(OBJDUMP) -S bootblock.o > bootblock.asm
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$(OBJCOPY) -S -O binary -j .text bootblock.o bootblock
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./sign.pl bootblock
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bootother: bootother.S
$(CC) $(CFLAGS) -nostdinc -I. -c bootother.S
$(LD) $(LDFLAGS) -N -e start -Ttext 0x7000 -o bootother.out bootother.o
$(OBJCOPY) -S -O binary bootother.out bootother
$(OBJDUMP) -S bootother.o > bootother.asm
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initcode: initcode.S
$(CC) $(CFLAGS) -nostdinc -I. -c initcode.S
$(LD) $(LDFLAGS) -N -e start -Ttext 0 -o initcode.out initcode.o
$(OBJCOPY) -S -O binary initcode.out initcode
$(OBJDUMP) -S initcode.o > initcode.asm
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kernel: $(OBJS) bootother initcode
$(LD) $(LDFLAGS) -Ttext 0x100000 -e main -o kernel $(OBJS) -b binary initcode bootother
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$(OBJDUMP) -S kernel > kernel.asm
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$(OBJDUMP) -t kernel | sed '1,/SYMBOL TABLE/d; s/ .* / /; /^$$/d' > kernel.sym
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tags: $(OBJS) bootother.S _init
etags *.S *.c
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vectors.S: vectors.pl
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perl vectors.pl > vectors.S
ULIB = ulib.o usys.o printf.o umalloc.o
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_%: %.o $(ULIB)
$(LD) $(LDFLAGS) -N -e main -Ttext 0 -o $@ $^
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$(OBJDUMP) -S $@ > $*.asm
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$(OBJDUMP) -t $@ | sed '1,/SYMBOL TABLE/d; s/ .* / /; /^$$/d' > $*.sym
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_forktest: forktest.o $(ULIB)
# forktest has less library code linked in - needs to be small
# in order to be able to max out the proc table.
$(LD) $(LDFLAGS) -N -e main -Ttext 0 -o _forktest forktest.o ulib.o usys.o
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$(OBJDUMP) -S _forktest > forktest.asm
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mkfs: mkfs.c fs.h
gcc $(CFLAGS) -Wall -o mkfs mkfs.c
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UPROGS=\
_cat\
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_echo\
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_forktest\
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_grep\
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_init\
_kill\
_ln\
_ls\
_mkdir\
_rm\
_sh\
_usertests\
_wc\
_zombie\
fs.img: mkfs README $(UPROGS)
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./mkfs fs.img README $(UPROGS)
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-include *.d
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clean:
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rm -f *.tex *.dvi *.idx *.aux *.log *.ind *.ilg \
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*.o *.d *.asm *.sym vectors.S parport.out \
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bootblock kernel xv6.img fs.img mkfs \
$(UPROGS)
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# make a printout
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FILES = $(shell grep -v '^\#' runoff.list)
PRINT = runoff.list $(FILES)
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xv6.pdf: $(PRINT)
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./runoff
ls -l xv6.pdf
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print: xv6.pdf
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# run in emulators
bochs : fs.img xv6.img
if [ ! -e .bochsrc ]; then ln -s dot-bochsrc .bochsrc; fi
bochs -q
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qemu: fs.img xv6.img
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qemu -parallel stdio -hdb fs.img xv6.img
qemutty: fs.img xv6.img
qemu -nographic -smp 2 -hdb fs.img xv6.img
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# CUT HERE
# prepare dist for students
# after running make dist, probably want to
# rename it to rev0 or rev1 or so on and then
# check in that version.
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EXTRA=\
mkfs.c ulib.c user.h cat.c echo.c forktest.c grep.c\
kill.c ln.c ls.c mkdir.c rm.c usertests.c wc.c zombie.c\
printf.c umalloc.c \
README dot-bochsrc *.pl toc.* runoff runoff1 runoff.list\
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dist:
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rm -rf dist
mkdir dist
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for i in $(FILES); \
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do \
grep -v PAGEBREAK $$i >dist/$$i; \
done
sed '/CUT HERE/,$$d' Makefile >dist/Makefile
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echo >dist/runoff.spec
cp $(EXTRA) dist
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dist-test:
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rm -rf dist
make dist
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rm -rf dist-test
mkdir dist-test
cp dist/* dist-test
cd dist-test; ../m print
cd dist-test; ../m bochs || true
cd dist-test; ../m qemu
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# update this rule (change rev1) when it is time to
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# make a new revision.
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tar:
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rm -rf /tmp/xv6
mkdir -p /tmp/xv6
cp dist/* /tmp/xv6
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(cd /tmp; tar cf - xv6) | gzip >xv6-rev2.tar.gz
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