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 errs \
  47               ${KERNEL} ${KERNEL}.debug ${KERNEL}.nodebug ${KERNEL}.stripped \
  48               tags vers.c \
  49               ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
  50               ${CLEAN}
  51
  52 locore.o: $S/platform/$P/$M/locore.s assym.s
  53         ${NORMAL_S}
  54
  55 # This is a hack.  BFD "optimizes" away dynamic mode if there are no
  56 # dynamic references.  We could probably do a '-Bforcedynamic' mode like
  57 # in the a.out ld.  For now, this works.
  58 hack.So: Makefile
  59         touch hack.c
  60         ${CC} -shared -nostdlib hack.c -o hack.So
  61         rm -f hack.c
  62
  63 # this rule stops ./assym.s in .depend from causing problems
  64 ./assym.s: assym.s
  65
  66 assym.s: $S/kern/genassym.sh genassym.o
  67         sh $S/kern/genassym.sh genassym.o > ${.TARGET}
  68
  69 genassym.o: $S/platform/$P/$M/genassym.c ${FORWARD_HEADERS_COOKIE} \
  70             ${MFILES:T:S/.m$/.h/}
  71         ${CC} -c ${CFLAGS:N-fno-common:N-flto:N-mcmodel=small} -fcommon \
  72         ${WERROR} $S/platform/$P/$M/genassym.c
  73
  74 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
  75
  76 # The argument list can be very long, use make -V and xargs to
  77 # pass it to mkdep.
  78 kernel-depend: assym.s ${BEFORE_DEPEND} \
  79             ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
  80             ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
  81 .if defined(FASTER_DEPEND)
  82 .if exists(hack.So)
  83         @cat ${SYSTEM_OBJS:M*\.o$:S/.o$/.d/} genassym.d > .depend || \
  84             echo "There were missing deps"
  85 .endif
  86 .else
  87         rm -f .newdep
  88         ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | xargs \
  89                 mkdep -a -f .newdep ${CFLAGS}
  90         ${MAKE} -V SFILES -V SYSTEM_SFILES | xargs \
  91             env MKDEP_CPP="${CC} -E" mkdep -a -f .newdep ${ASM_CFLAGS}
  92         rm -f .depend
  93         mv -f .newdep .depend
  94 .endif
  95
  96 kernel-cleandepend:
  97 .if defined(FASTER_DEPEND)
  98         rm -f *.d
  99 .endif
 100         rm -f .depend
 101
 102 kernel-tags:
 103         @[ -f .depend ] || { echo "you must make depend first"; /usr/bin/false; }
 104         sh $S/conf/systags.sh
 105         rm -f tags1
 106         sed -e 's,      ../,    ,' tags > tags1
 107
 108 # Note: when moving the existing kernel to .old, it is by default stripped
 109 # so we do not have two full debug environments sitting in / eating up space.
 110 #
 111 # Also note the .old might be a file and not a directory, so we have to
 112 # remove it first.
 113 #
 114 kernel-install: kernel-installable
 115         @if [ ! -f ${SELECTEDKERNEL} ]; then                    \
 116                 echo "You must build a kernel first.";          \
 117                 /usr/bin/false;                                 \
 118         fi
 119         @if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then           \
 120                 rm -f ${DESTDIR}${DESTKERNDIR}.old;             \
 121         fi
 122         mkdir -p ${DESTDIR}${DESTKERNDIR}.old
 123 .if exists(${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME})
 124 .ifndef NOFSCHG
 125         -chflags noschg ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 126 .endif
 127 .    ifdef NO_KERNEL_OLD_STRIP
 128         cp -p ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
 129 .    else
 130         ${OBJCOPY} --strip-debug ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
 131 .    endif
 132 .endif
 133         @if [ -f ${DESTDIR}${DESTKERNDIR} ]; then               \
 134                 chflags noschg ${DESTDIR}${DESTKERNDIR};        \
 135                 rm -f ${DESTDIR}${DESTKERNDIR};                 \
 136         fi
 137         mkdir -p ${DESTDIR}${DESTKERNDIR}
 138 .ifdef NOFSCHG
 139         ${INSTALL} -m 555 -o root -g wheel \
 140                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 141 .else
 142         ${INSTALL} -m 555 -o root -g wheel -fschg \
 143                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 144 .endif
 145
 146 kernel-reinstall: kernel-installable
 147         mkdir -p ${DESTDIR}${DESTKERNDIR}
 148 .ifdef NOFSCHG
 149         ${INSTALL} -m 555 -o root -g wheel \
 150                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 151 .else
 152         ${INSTALL} -m 555 -o root -g wheel -fschg \
 153                 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
 154 .endif
 155
 156 kernel-installable:
 157         @if [ -f ${DESTDIR}/${DESTKERNNAME} ]; then \
 158                 echo "You need to make buildworld, installworld, and upgrade"; \
 159                 echo "before you can install a new kernel, because the"; \
 160                 echo "kernel and modules have moved to /boot"; \
 161                 /usr/bin/false; \
 162         fi
 163 # Skip this step for vkernels
 164 .if ${MACHINE_PLATFORM} != vkernel64
 165         @if [ ! -f ${DESTDIR}/boot/dloader.rc ]; then \
 166                 echo "You need to install a new ${DESTDIR}/boot before you"; \
 167                 echo "can install a new kernel, kernels are now installed"; \
 168                 echo "into a subdirectory along with their modules."; \
 169                 echo "You can do this with a buildworld / installworld"; \
 170                 echo "sequence."; \
 171                 /usr/bin/false; \
 172         fi
 173 .endif
 174
 175 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES)
 176 all:    modules
 177 depend: modules-depend
 178 clean:  modules-clean
 179 cleandepend:  modules-cleandepend
 180 cleandir:  modules-cleandir
 181 tags:  modules-tags
 182 install: modules-install
 183 reinstall: modules-reinstall
 184 .endif
 185
 186 modules:
 187         @mkdir -p ${.OBJDIR}
 188         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
 189             env ${MKMODULESENV} ${MAKE} -f Makefile.modules all
 190
 191 modules-depend:
 192         @mkdir -p ${.OBJDIR}
 193         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
 194             env ${MKMODULESENV} ${MAKE} -f Makefile.modules depend
 195
 196 modules-clean:
 197         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules clean
 198
 199 modules-cleandepend:
 200         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandepend
 201
 202 # XXX huh?
 203 #modules-clobber:       modules-clean
 204 #       rm -rf ${MKMODULESENV}
 205
 206 modules-cleandir:
 207         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandir
 208
 209 modules-tags:
 210         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules tags
 211
 212 # Note: when moving the existing modules to .old, they are by default stripped
 213 # so we do not have two full debug environments sitting in / eating up space.
 214 #
 215 # We may have to remove deprecated kernel.old files before we can create
 216 # the kernel.old directory.
 217 #
 218 modules-install: kernel-installable
 219 .if !defined(NO_MODULES_OLD)
 220 .  ifdef NO_KERNEL_OLD_STRIP
 221         set -- ${DESTDIR}${DESTKERNDIR}/*.ko;                   \
 222         if [ -f "$$1" ]; then                                   \
 223                 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then    \
 224                     rm -f ${DESTDIR}${DESTKERNDIR}.old;         \
 225                 fi;                                             \
 226                 mkdir -p ${DESTDIR}${DESTKERNDIR}.old;          \
 227                 for file; do                                    \
 228                 cp -p $$file ${DESTDIR}${DESTKERNDIR}.old;      \
 229                 done;                                           \
 230         fi
 231 .  else
 232         set -- ${DESTDIR}${DESTKERNDIR}/*.ko;                   \
 233         if [ -f "$$1" ]; then                                   \
 234                 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then    \
 235                     rm -f ${DESTDIR}${DESTKERNDIR}.old;         \
 236                 fi;                                             \
 237                 mkdir -p ${DESTDIR}${DESTKERNDIR}.old;          \
 238                 for file; do                                    \
 239                 ${OBJCOPY} --strip-debug $$file ${DESTDIR}${DESTKERNDIR}.old/$${file##*/}; \
 240                 done;                                           \
 241         fi
 242 .  endif
 243         if [ -f ${DESTDIR}${DESTKERNDIR}/initrd.img ]; then     \
 244                 cp -p ${DESTDIR}${DESTKERNDIR}/initrd.img ${DESTDIR}${DESTKERNDIR}.old; \
 245         fi
 246         if [ -f ${DESTDIR}${DESTKERNDIR}/initrd.img.gz ]; then  \
 247                 cp -p ${DESTDIR}${DESTKERNDIR}/initrd.img.gz ${DESTDIR}${DESTKERNDIR}.old; \
 248         fi
 249 .endif
 250 .if exists(${DESTDIR}/${OLDMODULESDIR})
 251         rm -rf ${DESTDIR}/${OLDMODULESDIR} # remove deprecated
 252 .endif
 253         mkdir -p ${DESTDIR}${DESTKERNDIR} # Ensure that the modules directory exists!
 254         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
 255
 256 modules-reinstall:
 257         mkdir -p ${DESTDIR}/${DESTKERNDIR} # Ensure that the modules directory exists!
 258         cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
 259
 260 config.o:
 261         ${NORMAL_C} ${WERROR}
 262
 263 ioconf.o:
 264         ${NORMAL_C} ${WERROR}
 265
 266 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
 267         sh $S/conf/newvers.sh $S/..
 268
 269 vers.o:
 270         ${NORMAL_C} ${WERROR}
 271
 272 .include "$S/conf/bsd.kern.mk"