blob: a1abd4369caccad63fefebbfdb13bca662cf0493 [file] [log] [blame]
VERSION = pre-1
PATCHLEVEL = 0
ALPHA =
all: Version zImage
.EXPORT_ALL_VARIABLES:
CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
else if [ -x /bin/bash ]; then echo /bin/bash; \
else echo sh; fi ; fi)
#
# Make "config" the default target if there is no configuration file or
# "depend" the target if there is no top-level dependency information.
#
ifeq (.config,$(wildcard .config))
include .config
ifeq (.depend,$(wildcard .depend))
include .depend
else
CONFIGURATION = depend
endif
else
CONFIGURATION = config
endif
ifdef CONFIGURATION
CONFIGURE = dummy
endif
#
# ROOT_DEV specifies the default root-device when making the image.
# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case
# the default of FLOPPY is used by 'build'.
#
ROOT_DEV = CURRENT
#
# If you want to preset the SVGA mode, uncomment the next line and
# set SVGA_MODE to whatever number you want.
# Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode.
# The number is the same as you would ordinarily press at bootup.
#
SVGA_MODE= -DSVGA_MODE=NORMAL_VGA
#
# standard CFLAGS
#
CFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -pipe
ifdef CONFIG_CPP
CFLAGS := $(CFLAGS) -x c++
endif
ifdef CONFIG_M486
CFLAGS := $(CFLAGS) -m486
else
CFLAGS := $(CFLAGS) -m386
endif
#
# if you want the ram-disk device, define this to be the
# size in blocks.
#
#RAMDISK = -DRAMDISK=512
AS86 =as86 -0 -a
LD86 =ld86 -0
AS =as
LD =ld
HOSTCC =gcc
CC =gcc -D__KERNEL__
MAKE =make
CPP =$(CC) -E
AR =ar
STRIP =strip
ARCHIVES =kernel/kernel.o mm/mm.o fs/fs.o net/net.o ipc/ipc.o
FILESYSTEMS =fs/filesystems.a
DRIVERS =drivers/block/block.a \
drivers/char/char.a \
drivers/net/net.a \
ibcs/ibcs.o
LIBS =lib/lib.a
SUBDIRS =kernel drivers mm fs net ipc ibcs lib
KERNELHDRS =/usr/src/linux/include
ifdef CONFIG_SCSI
DRIVERS := $(DRIVERS) drivers/scsi/scsi.a
endif
ifdef CONFIG_SOUND
DRIVERS := $(DRIVERS) drivers/sound/sound.a
endif
ifdef CONFIG_MATH_EMULATION
DRIVERS := $(DRIVERS) drivers/FPU-emu/math.a
endif
.c.s:
$(CC) $(CFLAGS) -S -o $*.s $<
.s.o:
$(AS) -c -o $*.o $<
.c.o:
$(CC) $(CFLAGS) -c -o $*.o $<
Version: dummy
rm -f tools/version.h
config:
$(CONFIG_SHELL) Configure $(OPTS) < config.in
@if grep -s '^CONFIG_SOUND' .tmpconfig ; then \
$(MAKE) -C drivers/sound config; \
else : ; fi
mv .tmpconfig .config
linuxsubdirs: dummy
set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i; done
tools/./version.h: tools/version.h
tools/version.h: $(CONFIGURE) Makefile
@./makever.sh
@echo \#define UTS_RELEASE \"$(VERSION).$(PATCHLEVEL)$(ALPHA)\" > tools/version.h
@echo \#define UTS_VERSION \"\#`cat .version` `date`\" >> tools/version.h
@echo \#define LINUX_COMPILE_TIME \"`date +%T`\" >> tools/version.h
@echo \#define LINUX_COMPILE_BY \"`whoami`\" >> tools/version.h
@echo \#define LINUX_COMPILE_HOST \"`hostname`\" >> tools/version.h
@echo \#define LINUX_COMPILE_DOMAIN \"`domainname`\" >> tools/version.h
tools/build: tools/build.c $(CONFIGURE)
$(HOSTCC) $(CFLAGS) -o $@ $<
boot/head.o: $(CONFIGURE) boot/head.s
boot/head.s: boot/head.S $(CONFIGURE) include/linux/tasks.h
$(CPP) -traditional $< -o $@
tools/version.o: tools/version.c tools/version.h
init/main.o: $(CONFIGURE) init/main.c
$(CC) $(CFLAGS) $(PROFILING) -c -o $*.o $<
tools/system: boot/head.o init/main.o tools/version.o linuxsubdirs
$(LD) $(LDFLAGS) -Ttext 1000 boot/head.o init/main.o tools/version.o \
$(ARCHIVES) \
$(FILESYSTEMS) \
$(DRIVERS) \
$(LIBS) \
-o tools/system
nm tools/zSystem | grep -v '\(compiled\)\|\(\.o$$\)\|\( a \)' | \
sort > System.map
boot/setup: boot/setup.o
$(LD86) -s -o $@ $<
boot/setup.o: boot/setup.s
$(AS86) -o $@ $<
boot/setup.s: boot/setup.S $(CONFIGURE) include/linux/config.h Makefile
$(CPP) -traditional $(SVGA_MODE) $(RAMDISK) $< -o $@
boot/bootsect: boot/bootsect.o
$(LD86) -s -o $@ $<
boot/bootsect.o: boot/bootsect.s
$(AS86) -o $@ $<
boot/bootsect.s: boot/bootsect.S $(CONFIGURE) include/linux/config.h Makefile
$(CPP) -traditional $(SVGA_MODE) $(RAMDISK) $< -o $@
zBoot/zSystem: zBoot/*.c zBoot/*.S tools/zSystem
$(MAKE) -C zBoot
zImage: $(CONFIGURE) boot/bootsect boot/setup zBoot/zSystem tools/build
tools/build boot/bootsect boot/setup zBoot/zSystem $(ROOT_DEV) > zImage
sync
zdisk: zImage
dd bs=8192 if=zImage of=/dev/fd0
zlilo: $(CONFIGURE) zImage
if [ -f /vmlinuz ]; then mv /vmlinuz /vmlinuz.old; fi
if [ -f /zSystem.map ]; then mv /zSystem.map /zSystem.old; fi
cat zImage > /vmlinuz
cp zSystem.map /
if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
tools/zSystem: boot/head.o init/main.o tools/version.o linuxsubdirs
$(LD) $(LDFLAGS) -Ttext 100000 boot/head.o init/main.o tools/version.o \
$(ARCHIVES) \
$(FILESYSTEMS) \
$(DRIVERS) \
$(LIBS) \
-o tools/zSystem
nm tools/zSystem | grep -v '\(compiled\)\|\(\.o$$\)\|\( a \)' | \
sort > zSystem.map
fs: dummy
$(MAKE) linuxsubdirs SUBDIRS=fs
lib: dummy
$(MAKE) linuxsubdirs SUBDIRS=lib
mm: dummy
$(MAKE) linuxsubdirs SUBDIRS=mm
ipc: dummy
$(MAKE) linuxsubdirs SUBDIRS=ipc
kernel: dummy
$(MAKE) linuxsubdirs SUBDIRS=kernel
drivers: dummy
$(MAKE) linuxsubdirs SUBDIRS=drivers
net: dummy
$(MAKE) linuxsubdirs SUBDIRS=net
clean:
rm -f kernel/ksyms.lst
rm -f core `find . -name '*.[oas]' -print`
rm -f core `find . -name 'core' -print`
rm -f zImage zSystem.map tools/zSystem tools/system
rm -f Image System.map boot/bootsect boot/setup
rm -f zBoot/zSystem zBoot/xtract zBoot/piggyback
rm -f .tmp* drivers/sound/configure
rm -f init/*.o tools/build boot/*.o tools/*.o
mrproper: clean
rm -f include/linux/autoconf.h tools/version.h
rm -f drivers/sound/local.h
rm -f .version .config* config.old
rm -f .depend `find . -name .depend -print`
distclean: mrproper
backup: mrproper
cd .. && tar cf - linux | gzip -9 > backup.gz
sync
depend dep:
touch tools/version.h
for i in init/*.c;do echo -n "init/";$(CPP) -M $$i;done > .tmpdepend
for i in tools/*.c;do echo -n "tools/";$(CPP) -M $$i;done >> .tmpdepend
set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i dep; done
rm -f tools/version.h
mv .tmpdepend .depend
ifdef CONFIGURATION
..$(CONFIGURATION):
@echo
@echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'"
@echo
$(MAKE) $(CONFIGURATION)
@echo
@echo "Successful. Try re-making (ignore the error that follows)"
@echo
exit 1
dummy: ..$(CONFIGURATION)
else
dummy:
endif
#
# Leave these dummy entries for now to tell people that they are going away..
#
lilo:
@echo
@echo Uncompressed kernel images no longer supported. Use
@echo \"make zlilo\" instead.
@echo
@exit 1
Image:
@echo
@echo Uncompressed kernel images no longer supported. Use
@echo \"make zImage\" instead.
@echo
@exit 1
disk:
@echo
@echo Uncompressed kernel images no longer supported. Use
@echo \"make zdisk\" instead.
@echo
@exit 1