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126 lines
3.0 KiB
126 lines
3.0 KiB
2 years ago
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#
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# if you want the ram-disk device, define this to be the
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# size in blocks.
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#
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RAMDISK = #-DRAMDISK=512
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AS86 =as86 -0 -a
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LD86 =ld86 -0
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AS =as
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LD =ld
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LDFLAGS =-m elf_i386 -Ttext 0 -e startup_32 -Map=System.map.2 -N
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CC =gcc -march=i386 $(RAMDISK)
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CFLAGS =-w -g -fstrength-reduce -fomit-frame-pointer -fno-stack-protector -mcld
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CPP =cpp -nostdinc -Iinclude
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#
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# ROOT_DEV specifies the default root-device when making the image.
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# This can be either FLOPPY, /dev/xxxx or empty, in which case the
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# default of /dev/hd6 is used by 'build'.
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#
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ROOT_DEV=
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ARCHIVES=kernel/kernel.o mm/mm.o fs/fs.o
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DRIVERS =kernel/blk_drv/blk_drv.a kernel/chr_drv/chr_drv.a
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MATH =kernel/math/math.a
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LIBS =lib/lib.a
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.c.s:
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$(CC) $(CFLAGS) \
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-nostdinc -Iinclude -S -o $*.s $<
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.s.o:
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$(AS) -o $*.o $<
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.c.o:
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$(CC) $(CFLAGS) \
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-nostdinc -Iinclude -c -o $*.o $<
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all: Image
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Image: boot/bootsect boot/setup tools/system tools/build
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cp -f tools/system system.tmp
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strip system.tmp
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tools/build boot/bootsect boot/setup system.tmp $(ROOT_DEV) > Image
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rm -f system.tmp
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sync
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disk: Image
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dd bs=8192 if=Image of=/dev/PS0
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tools/build: tools/build.c
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$(CC) $(CFLAGS) \
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-o tools/build tools/build.c
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boot/head.o: boot/head.s
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tools/system: boot/head.o init/main.o \
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$(ARCHIVES) $(DRIVERS) $(MATH) $(LIBS)
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$(LD) $(LDFLAGS) boot/head.o init/main.o \
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$(ARCHIVES) \
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$(DRIVERS) \
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$(MATH) \
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$(LIBS) \
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-o tools/system
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nm tools/system | grep -v '\(compiled\)\|\(\.o$$\)\|\( [aUw]\)\|\(\.\.ng$$\)\|\(LASH[RL]DI\)' | sort >System.map
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kernel/math/math.a: FORCE
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(cd kernel/math; make)
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kernel/blk_drv/blk_drv.a: FORCE
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(cd kernel/blk_drv; make)
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kernel/chr_drv/chr_drv.a: FORCE
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(cd kernel/chr_drv; make)
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kernel/kernel.o: FORCE
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(cd kernel; make)
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mm/mm.o: FORCE
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(cd mm; make)
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fs/fs.o: FORCE
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(cd fs; make)
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lib/lib.a: FORCE
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(cd lib; make)
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FORCE:
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boot/setup: boot/setup.s
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$(AS86) -o boot/setup.o boot/setup.s
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$(LD86) -s -o boot/setup boot/setup.o
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boot/bootsect: boot/bootsect.s
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$(AS86) -o boot/bootsect.o boot/bootsect.s
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$(LD86) -s -o boot/bootsect boot/bootsect.o
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tmp.s: boot/bootsect.s tools/system
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(echo -n "SYSSIZE = (";ls -l tools/system | grep system \
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| cut -c25-31 | tr '\012' ' '; echo "+ 15 ) / 16") > tmp.s
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cat boot/bootsect.s >> tmp.s
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clean:
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rm -f Image System.map tmp_make core System.map.2
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rm -f boot/bootsect boot/setup
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rm -f init/*.o tools/system tools/build boot/*.o
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(cd mm;make clean)
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(cd fs;make clean)
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(cd kernel;make clean)
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(cd lib;make clean)
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dep:
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sed '/\#\#\# Dependencies/q' < Makefile > tmp_make
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(for i in init/*.c;do echo -n "init/";$(CPP) -M $$i;done) >> tmp_make
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cp tmp_make Makefile
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(cd fs; make dep)
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(cd kernel; make dep)
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(cd mm; make dep)
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### Dependencies:
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init/main.o : init/main.c include/unistd.h include/sys/stat.h \
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include/sys/types.h include/sys/times.h include/sys/utsname.h \
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include/utime.h include/time.h include/linux/tty.h include/termios.h \
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include/linux/sched.h include/linux/head.h include/linux/fs.h \
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include/linux/mm.h include/signal.h include/asm/system.h include/asm/io.h \
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include/stddef.h include/stdarg.h include/fcntl.h
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