sys/conf/kern.post.mk

   1 #
   2 # This Makefile covers the bottom part of the MI build instructions
   3 #
   4
   5 .PHONY: all modules
   6
   7 all: ${KERNEL}.stripped
   8
   9 _MACHINE_FWD=   ${.OBJDIR}
  10 .include "$S/conf/kern.fwd.mk"
  11 .include "$S/conf/kern.paths.mk"
  12
  13 depend kernel-depend modules-depend: ${FORWARD_HEADERS_COOKIE}
  14
  15 depend: kernel-depend
  16 clean:  kernel-clean
  17 cleandepend:  kernel-cleandepend
  18 tags:  kernel-tags
  19 install: kernel-install
  20 reinstall: kernel-reinstall
  21
  22 # Often developers just want the kernel, don't let
  23 # -j builds leak into the modules until the kernel is done.
  24 #
  25 .ORDER: ${KERNEL}.stripped modules
  26
  27 ${KERNEL}.stripped: ${FULLKERNEL}
  28         ${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL}.stripped
  29
  30 ${FULLKERNEL}: ${SYSTEM_DEP} vers.o
  31         @rm -f ${.TARGET}
  32         @echo linking ${.TARGET}
  33         ${SYSTEM_LD}
  34         ${SYSTEM_LD_TAIL}
  35
  36 .if !exists(.depend)
  37 ${SYSTEM_OBJS}: ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
  38 .endif
  39
  40 .for mfile in ${MFILES}
  41 ${mfile:T:S/.m$/.h/}: ${mfile}
  42         awk -f $S/tools/makeobjops.awk -- -h ${mfile}
  43 .endfor
  44
  45 kernel-clean:
  46         rm -f *.o *.so *.So *.ko *.s eddep errs \
  47               ${KERNEL} ${KERNEL}.debug ${KERNEL}.nodebug ${KERNEL}.stripped \
  48               linterrs setdef[01].c setdefs.h tags \
  49               vers.c vnode_if.c vnode_if.h \
  50               ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
  51               ${CLEAN}
  52
  53 #lint: /tmp
  54 #       @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
  55 #         $S/platform/$P/$M/Locore.c ${CFILES} ioconf.c | \
  56 #           grep -v 'struct/union .* never defined' | \
  57 #           grep -v 'possible pointer alignment problem'
  58
  59 locore.o: $S/platform/$P/$M/locore.s assym.s
  60         ${NORMAL_S}
  61
  62 # This is a hack.  BFD "optimizes" away dynamic mode if there are no
  63 # dynamic references.  We could probably do a '-Bforcedynamic' mode like
  64 # in the a.out ld.  For now, this works.
  65 hack.So: Makefile
  66         touch hack.c
  67         ${CC} -shared -nostdlib hack.c -o hack.So
  68         rm -f hack.c
  69
  70 # this rule stops ./assym.s in .depend from causing problems
  71 ./assym.s: assym.s
  72
  73 assym.s: $S/kern/genassym.sh genassym.o
  74         sh $S/kern/genassym.sh genassym.o > ${.TARGET}
  75
  76 genassym.o: $S/platform/$P/$M/genassym.c ${FORWARD_HEADERS_COOKIE} \
  77             ${MFILES:T:S/.m$/.h/}
  78         ${CC} -c ${CFLAGS:N-fno-common:N-flto:N-mcmodel=small} ${WERROR} \
  79         $S/platform/$P/$M/genassym.c
  80
  81 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
  82
  83 # The argument list can be very long, use make -V and xargs to
  84 # pass it to mkdep.
  85 kernel-depend: assym.s ${BEFORE_DEPEND} \
  86             ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
  87             ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
  88         rm -f .newdep
  89         ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | xargs \
  90                 mkdep -a -f .newdep ${CFLAGS}
  91         ${MAKE} -V SFILES -V SYSTEM_SFILES | xargs \
  92             env MKDEP_CPP="${CC} -E" mkdep -a -f .newdep ${ASM_CFLAGS}
  93         rm -f .depend
  94         mv -f .newdep .depend
  95
  96 kernel-cleandepend:
  97         rm -f .depend
  98
  99 kernel-tags:
 100         @[ -f .depend ] || { echo "you must make depend first"; /usr/bin/false; }
 101         sh $S/conf/systags.sh
 102         rm -f tags1
 103         sed -e 's,      ../,    ,' tags > tags1
 104
 105 # Note: when moving the existing kernel to .old, it is by default stripped
 106 # so we do not have two full debug environments sitting in / eating up space.
 107 #
 108 # Also note the .old might be a file and not a directory, so we have to
 109 # remove it first.
 110 #
 111 kernel-install: kernel-installable
 112         @if [ ! -f ${SELECTEDKERNEL} ]; then                    \
 113                 echo "You must build a kernel first.";          \
 114                 /usr/bin/false;                                 \
 115         fi
 116         @if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then           \
 117                 rm -f ${DESTDIR}${DESTKERNDIR}.old;             \
 118         fi
 119         mkdir -p ${DESTDIR}${DESTKERNDIR}.old
 120 .if exists(${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME})
 121 .ifndef NOFSCHG
 122         -chflags noschg ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 123 .endif
 124 .    ifdef NO_KERNEL_OLD_STRIP
 125         cp -p ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
 126 .    else
 127         ${OBJCOPY} --strip-debug ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
 128 .    endif
 129 .endif
 130         @if [ -f ${DESTDIR}${DESTKERNDIR} ]; then               \
 131                 chflags noschg ${DESTDIR}${DESTKERNDIR};        \
 132                 rm -f ${DESTDIR}${DESTKERNDIR};                 \
 133         fi
 134         mkdir -p ${DESTDIR}${DESTKERNDIR}
 135 .ifdef NOFSCHG
 136         ${INSTALL} -m 555 -o root -g wheel \
 137                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 138 .else
 139         ${INSTALL} -m 555 -o root -g wheel -fschg \
 140                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 141 .endif
 142
 143 kernel-reinstall: kernel-installable
 144         mkdir -p ${DESTDIR}${DESTKERNDIR}
 145 .ifdef NOFSCHG
 146         ${INSTALL} -m 555 -o root -g wheel \
 147                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 148 .else
 149         ${INSTALL} -m 555 -o root -g wheel -fschg \
 150                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 151 .endif
 152
 153 kernel-installable:
 154         @if [ -f ${DESTDIR}/${DESTKERNNAME} ]; then \
 155                 echo "You need to make buildworld, installworld, and upgrade"; \
 156                 echo "before you can install a new kernel, because the"; \
 157                 echo "kernel and modules have moved to /boot"; \
 158                 /usr/bin/false; \
 159         fi
 160 # Skip this step for vkernels
 161 .if ${MACHINE_PLATFORM} != vkernel64
 162         @if [ ! -f ${DESTDIR}/boot/dloader.rc ]; then \
 163                 echo "You need to install a new ${DESTDIR}/boot before you"; \
 164                 echo "can install a new kernel, kernels are now installed"; \
 165                 echo "into a subdirectory along with their modules."; \
 166                 echo "You can do this with a buildworld / installworld"; \
 167                 echo "sequence."; \
 168                 /usr/bin/false; \
 169         fi
 170 .endif
 171
 172 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES)
 173 all:    modules
 174 depend: modules-depend
 175 clean:  modules-clean
 176 cleandepend:  modules-cleandepend
 177 cleandir:  modules-cleandir
 178 tags:  modules-tags
 179 install: modules-install
 180 reinstall: modules-reinstall
 181 .endif
 182
 183 modules:
 184         @mkdir -p ${.OBJDIR}
 185         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
 186             env ${MKMODULESENV} ${MAKE} -f Makefile.modules all
 187
 188 modules-depend:
 189         @mkdir -p ${.OBJDIR}
 190         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
 191             env ${MKMODULESENV} ${MAKE} -f Makefile.modules depend
 192
 193 modules-clean:
 194         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules clean
 195
 196 modules-cleandepend:
 197         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandepend
 198
 199 # XXX huh?
 200 #modules-clobber:       modules-clean
 201 #       rm -rf ${MKMODULESENV}
 202
 203 modules-cleandir:
 204         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandir
 205
 206 modules-tags:
 207         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules tags
 208
 209 # Note: when moving the existing modules to .old, they are by default stripped
 210 # so we do not have two full debug environments sitting in / eating up space.
 211 #
 212 # We may have to remove deprecated kernel.old files before we can create
 213 # the kernel.old directory.
 214 #
 215 modules-install: kernel-installable
 216 .if !defined(NO_MODULES_OLD)
 217 .  ifdef NO_KERNEL_OLD_STRIP
 218         set -- ${DESTDIR}${DESTKERNDIR}/*.ko;                   \
 219         if [ -f "$$1" ]; then                                   \
 220                 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then    \
 221                     rm -f ${DESTDIR}${DESTKERNDIR}.old;         \
 222                 fi;                                             \
 223                 mkdir -p ${DESTDIR}${DESTKERNDIR}.old;          \
 224                 for file; do                                    \
 225                 cp -p $$file ${DESTDIR}${DESTKERNDIR}.old;      \
 226                 done;                                           \
 227         fi
 228 .  else
 229         set -- ${DESTDIR}${DESTKERNDIR}/*.ko;                   \
 230         if [ -f "$$1" ]; then                                   \
 231                 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then    \
 232                     rm -f ${DESTDIR}${DESTKERNDIR}.old;         \
 233                 fi;                                             \
 234                 mkdir -p ${DESTDIR}${DESTKERNDIR}.old;          \
 235                 for file; do                                    \
 236                 ${OBJCOPY} --strip-debug $$file ${DESTDIR}${DESTKERNDIR}.old/$${file##*/}; \
 237                 done;                                           \
 238         fi
 239 .  endif
 240         if [ -f ${DESTDIR}${DESTKERNDIR}/initrd.img ]; then     \
 241                 cp -p ${DESTDIR}${DESTKERNDIR}/initrd.img ${DESTDIR}${DESTKERNDIR}.old; \
 242         fi
 243         if [ -f ${DESTDIR}${DESTKERNDIR}/initrd.img.gz ]; then  \
 244                 cp -p ${DESTDIR}${DESTKERNDIR}/initrd.img.gz ${DESTDIR}${DESTKERNDIR}.old; \
 245         fi
 246 .endif
 247 .if exists(${DESTDIR}/${OLDMODULESDIR})
 248         rm -rf ${DESTDIR}/${OLDMODULESDIR} # remove deprecated
 249 .endif
 250         mkdir -p ${DESTDIR}${DESTKERNDIR} # Ensure that the modules directory exists!
 251         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
 252
 253 modules-reinstall:
 254         mkdir -p ${DESTDIR}/${DESTKERNDIR} # Ensure that the modules directory exists!
 255         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
 256
 257 config.o:
 258         ${NORMAL_C} ${WERROR}
 259
 260 ioconf.o:
 261         ${NORMAL_C} ${WERROR}
 262
 263 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
 264         sh $S/conf/newvers.sh $S/..
 265
 266 # XXX strictly, everything depends on Makefile because changes to ${PROF}
 267 # only appear there, but we don't handle that.
 268 vers.o:
 269         ${NORMAL_C} ${WERROR}
 270
 271 .include "$S/conf/bsd.kern.mk"