1VERSION = 2 2PATCHLEVEL = 0 3SUBLEVEL = 30 4 5ARCH = i386 6 7# 8# For SMP kernels, set this. We don't want to have this in the config file 9# because it makes re-config very ugly and too many fundamental files depend 10# on "CONFIG_SMP" 11# 12# NOTE! SMP is experimental. See the file Documentation/SMP.txt 13# 14# SMP = 1 15# 16# SMP profiling options 17# SMP_PROF = 1 18 19.EXPORT_ALL_VARIABLES: 20 21CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \ 22 else if [ -x /bin/bash ]; then echo /bin/bash; \ 23 else echo sh; fi ; fi) 24TOPDIR := $(shell if [ "$$PWD" != "" ]; then echo $$PWD; else pwd; fi) 25 26HPATH = $(TOPDIR)/include 27FINDHPATH = $(HPATH)/asm $(HPATH)/linux $(HPATH)/scsi $(HPATH)/net 28 29HOSTCC =gcc -I$(HPATH) 30HOSTCFLAGS =-O2 -fomit-frame-pointer 31 32CROSS_COMPILE = 33 34AS =$(CROSS_COMPILE)as 35LD =$(CROSS_COMPILE)ld 36CC =$(CROSS_COMPILE)gcc -D__KERNEL__ -I$(HPATH) 37CPP =$(CC) -E 38AR =$(CROSS_COMPILE)ar 39NM =$(CROSS_COMPILE)nm 40STRIP =$(CROSS_COMPILE)strip 41MAKE =make 42 43all: do-it-all 44 45# 46# Make "config" the default target if there is no configuration file or 47# "depend" the target if there is no top-level dependency information. 48# 49ifeq (.config,$(wildcard .config)) 50include .config 51ifeq (.depend,$(wildcard .depend)) 52include .depend 53do-it-all: Version vmlinux 54else 55CONFIGURATION = depend 56do-it-all: depend 57endif 58else 59CONFIGURATION = config 60do-it-all: config 61endif 62 63# 64# ROOT_DEV specifies the default root-device when making the image. 65# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case 66# the default of FLOPPY is used by 'build'. 67# 68 69ROOT_DEV = CURRENT 70 71# 72# INSTALL_PATH specifies where to place the updated kernel and system map 73# images. Uncomment if you want to place them anywhere other than root. 74 75#INSTALL_PATH=/boot 76 77# 78# If you want to preset the SVGA mode, uncomment the next line and 79# set SVGA_MODE to whatever number you want. 80# Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode. 81# The number is the same as you would ordinarily press at bootup. 82# 83 84SVGA_MODE= -DSVGA_MODE=NORMAL_VGA 85 86# 87# standard CFLAGS 88# 89 90CFLAGS = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strength-reduce 91 92ifdef CONFIG_CPP 93CFLAGS := $(CFLAGS) -x c++ 94endif 95 96ifdef SMP 97CFLAGS += -D__SMP__ 98AFLAGS += -D__SMP__ 99 100ifdef SMP_PROF 101CFLAGS += -D__SMP_PROF__ 102AFLAGS += -D__SMP_PROF__ 103endif 104endif 105 106# 107# if you want the ram-disk device, define this to be the 108# size in blocks. 109# 110 111#RAMDISK = -DRAMDISK=512 112 113# Include the make variables (CC, etc...) 114# 115 116ARCHIVES =kernel/kernel.o mm/mm.o fs/fs.o ipc/ipc.o net/network.a 117FILESYSTEMS =fs/filesystems.a 118DRIVERS =drivers/block/block.a \ 119 drivers/char/char.a 120LIBS =$(TOPDIR)/lib/lib.a 121SUBDIRS =kernel drivers mm fs net ipc lib 122 123ifeq ($(CONFIG_ISDN),y) 124DRIVERS := $(DRIVERS) drivers/isdn/isdn.a 125endif 126 127DRIVERS := $(DRIVERS) drivers/net/net.a 128 129ifdef CONFIG_CD_NO_IDESCSI 130DRIVERS := $(DRIVERS) drivers/cdrom/cdrom.a 131endif 132 133ifeq ($(CONFIG_SCSI),y) 134DRIVERS := $(DRIVERS) drivers/scsi/scsi.a 135endif 136 137ifeq ($(CONFIG_SOUND),y) 138DRIVERS := $(DRIVERS) drivers/sound/sound.a 139endif 140 141ifdef CONFIG_PCI 142DRIVERS := $(DRIVERS) drivers/pci/pci.a 143endif 144 145ifdef CONFIG_SBUS 146DRIVERS := $(DRIVERS) drivers/sbus/sbus.a 147endif 148 149include arch/$(ARCH)/Makefile 150 151ifdef SMP 152 153.S.s: 154 $(CC) -D__ASSEMBLY__ $(AFLAGS) -traditional -E -o $*.s $< 155.S.o: 156 $(CC) -D__ASSEMBLY__ $(AFLAGS) -traditional -c -o $*.o $< 157 158else 159 160.S.s: 161 $(CC) -D__ASSEMBLY__ -traditional -E -o $*.s $< 162.S.o: 163 $(CC) -D__ASSEMBLY__ -traditional -c -o $*.o $< 164 165endif 166 167Version: dummy 168 @rm -f include/linux/compile.h 169 170boot: vmlinux 171 @$(MAKE) -C arch/$(ARCH)/boot 172 173vmlinux: $(CONFIGURATION) init/main.o init/version.o linuxsubdirs 174 $(LD) $(LINKFLAGS) $(HEAD) init/main.o init/version.o \ 175 $(ARCHIVES) \ 176 $(FILESYSTEMS) \ 177 $(DRIVERS) \ 178 $(LIBS) -o vmlinux 179 $(NM) vmlinux | grep -v '\(compiled\)\|\(\.o$$\)\|\( a \)' | sort > System.map 180 181symlinks: 182 rm -f include/asm 183 ( cd include ; ln -sf asm-$(ARCH) asm) 184 185oldconfig: symlinks 186 $(CONFIG_SHELL) scripts/Configure -d arch/$(ARCH)/config.in 187 188xconfig: symlinks 189 $(MAKE) -C scripts kconfig.tk 190 wish -f scripts/kconfig.tk 191 192menuconfig: include/linux/version.h symlinks 193 $(MAKE) -C scripts/lxdialog all 194 $(CONFIG_SHELL) scripts/Menuconfig arch/$(ARCH)/config.in 195 196config: symlinks 197 $(CONFIG_SHELL) scripts/Configure arch/$(ARCH)/config.in 198 199linuxsubdirs: dummy 200 set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i; done 201 202$(TOPDIR)/include/linux/version.h: include/linux/version.h 203$(TOPDIR)/include/linux/compile.h: include/linux/compile.h 204 205newversion: 206 @if [ ! -f .version ]; then \ 207 echo 1 > .version; \ 208 else \ 209 expr 0`cat .version` + 1 > .version; \ 210 fi 211 212include/linux/compile.h: $(CONFIGURATION) include/linux/version.h newversion 213 @if [ -f .name ]; then \ 214 echo \#define UTS_VERSION \"\#`cat .version`-`cat .name` `date`\"; \ 215 else \ 216 echo \#define UTS_VERSION \"\#`cat .version` `date`\"; \ 217 fi >> .ver 218 @echo \#define LINUX_COMPILE_TIME \"`date +%T`\" >> .ver 219 @echo \#define LINUX_COMPILE_BY \"`whoami`\" >> .ver 220 @echo \#define LINUX_COMPILE_HOST \"`hostname`\" >> .ver 221 @if [ -x /bin/dnsdomainname ]; then \ 222 echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname`\"; \ 223 elif [ -x /bin/domainname ]; then \ 224 echo \#define LINUX_COMPILE_DOMAIN \"`domainname`\"; \ 225 else \ 226 echo \#define LINUX_COMPILE_DOMAIN ; \ 227 fi >> .ver 228 @echo \#define LINUX_COMPILER \"`$(CC) -v 2>&1 | tail -1`\" >> .ver 229 @mv -f .ver $@ 230 231include/linux/version.h: ./Makefile 232 @echo \#define UTS_RELEASE \"$(VERSION).$(PATCHLEVEL).$(SUBLEVEL)\" > .ver 233 @echo \#define LINUX_VERSION_CODE `expr $(VERSION) \\* 65536 + $(PATCHLEVEL) \\* 256 + $(SUBLEVEL)` >> .ver 234 @mv -f .ver $@ 235 236init/version.o: init/version.c include/linux/compile.h 237 $(CC) $(CFLAGS) -DUTS_MACHINE='"$(ARCH)"' -c -o init/version.o init/version.c 238 239init/main.o: init/main.c 240 $(CC) $(CFLAGS) $(PROFILING) -c -o $*.o $< 241 242fs: dummy 243 $(MAKE) linuxsubdirs SUBDIRS=fs 244 245lib: dummy 246 $(MAKE) linuxsubdirs SUBDIRS=lib 247 248mm: dummy 249 $(MAKE) linuxsubdirs SUBDIRS=mm 250 251ipc: dummy 252 $(MAKE) linuxsubdirs SUBDIRS=ipc 253 254kernel: dummy 255 $(MAKE) linuxsubdirs SUBDIRS=kernel 256 257drivers: dummy 258 $(MAKE) linuxsubdirs SUBDIRS=drivers 259 260net: dummy 261 $(MAKE) linuxsubdirs SUBDIRS=net 262 263MODFLAGS = -DMODULE 264ifdef CONFIG_MODULES 265ifdef CONFIG_MODVERSIONS 266MODFLAGS += -DMODVERSIONS -include $(HPATH)/linux/modversions.h 267endif 268 269modules: include/linux/version.h 270 @set -e; \ 271 for i in $(SUBDIRS); \ 272 do $(MAKE) -C $$i CFLAGS="$(CFLAGS) $(MODFLAGS)" MAKING_MODULES=1 modules; \ 273 done 274 275modules_install: 276 @( \ 277 MODLIB=/lib/modules/$(VERSION).$(PATCHLEVEL).$(SUBLEVEL); \ 278 cd modules; \ 279 MODULES=""; \ 280 inst_mod() { These="`cat $$1`"; MODULES="$$MODULES $$These"; \ 281 mkdir -p $$MODLIB/$$2; cp -p $$These $$MODLIB/$$2; \ 282 echo Installing modules under $$MODLIB/$$2; \ 283 }; \ 284 \ 285 if [ -f BLOCK_MODULES ]; then inst_mod BLOCK_MODULES block; fi; \ 286 if [ -f NET_MODULES ]; then inst_mod NET_MODULES net; fi; \ 287 if [ -f IPV4_MODULES ]; then inst_mod IPV4_MODULES ipv4; fi; \ 288 if [ -f SCSI_MODULES ]; then inst_mod SCSI_MODULES scsi; fi; \ 289 if [ -f FS_MODULES ]; then inst_mod FS_MODULES fs; fi; \ 290 if [ -f CDROM_MODULES ]; then inst_mod CDROM_MODULES cdrom; fi; \ 291 \ 292 ls *.o > .allmods; \ 293 echo $$MODULES | tr ' ' '\n' | sort | comm -23 .allmods - > .misc; \ 294 if [ -s .misc ]; then inst_mod .misc misc; fi; \ 295 rm -f .misc .allmods; \ 296 ) 297 298# modules disabled.... 299 300else 301modules modules_install: dummy 302 @echo 303 @echo "The present kernel configuration has modules disabled." 304 @echo "Type 'make config' and enable loadable module support." 305 @echo "Then build a kernel with module support enabled." 306 @echo 307 @exit 1 308endif 309 310clean: archclean 311 rm -f kernel/ksyms.lst include/linux/compile.h 312 rm -f core `find . -name '*.[oas]' ! -regex '.*lxdialog/.*' -print` 313 rm -f core `find . -type f -name 'core' -print` 314 rm -f vmlinux System.map 315 rm -f .tmp* drivers/sound/configure 316 rm -fr modules/* 317 rm -f submenu* 318 319mrproper: clean 320 rm -f include/linux/autoconf.h include/linux/version.h 321 rm -f drivers/sound/local.h drivers/sound/.defines 322 rm -f drivers/scsi/aic7xxx_asm drivers/scsi/aic7xxx_seq.h 323 rm -f drivers/char/uni_hash.tbl drivers/char/conmakehash 324 rm -f .version .config* config.in config.old 325 rm -f scripts/tkparse scripts/kconfig.tk scripts/kconfig.tmp 326 rm -f scripts/lxdialog/*.o scripts/lxdialog/lxdialog 327 rm -f .menuconfig .menuconfig.log 328 rm -f include/asm 329 rm -f .depend `find . -name .depend -print` 330 rm -f .hdepend scripts/mkdep 331 rm -f $(TOPDIR)/include/linux/modversions.h 332 rm -f $(TOPDIR)/include/linux/modules/* 333 334 335distclean: mrproper 336 rm -f core `find . \( -name '*.orig' -o -name '*.rej' -o -name '*~' \ 337 -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \ 338 -o -name '.*.rej' -o -name '.SUMS' -o -size 0 \) -print` TAGS 339 340backup: mrproper 341 cd .. && tar cf - linux/ | gzip -9 > backup.gz 342 sync 343 344sums: 345 find . -type f -print | sort | xargs sum > .SUMS 346 347dep-files: scripts/mkdep archdep include/linux/version.h 348 scripts/mkdep init/*.c > .tmpdepend 349 scripts/mkdep `find $(FINDHPATH) -follow -name \*.h ! -name modversions.h -print` > .hdepend 350 set -e; for i in $(SUBDIRS); do $(MAKE) -C $$i fastdep; done 351 mv .tmpdepend .depend 352 353MODVERFILE := 354 355ifdef CONFIG_MODVERSIONS 356MODVERFILE := $(TOPDIR)/include/linux/modversions.h 357endif 358 359depend dep: dep-files $(MODVERFILE) 360 361ifdef CONFIGURATION 362..$(CONFIGURATION): 363 @echo 364 @echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'" 365 @echo 366 $(MAKE) $(CONFIGURATION) 367 @echo 368 @echo "Successful. Try re-making (ignore the error that follows)" 369 @echo 370 exit 1 371 372#dummy: ..$(CONFIGURATION) 373dummy: 374 375else 376 377dummy: 378 379endif 380 381include Rules.make 382 383# 384# This generates dependencies for the .h files. 385# 386 387scripts/mkdep: scripts/mkdep.c 388 $(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c 389