2 # This Makefile covers the bottom part of the MI build instructions
7 all: ${KERNEL}.stripped
9 _MACHINE_FWD= ${.OBJDIR}
10 .include "$S/conf/kern.fwd.mk"
11 .include "$S/conf/kern.paths.mk"
13 depend kernel-depend modules-depend: ${FORWARD_HEADERS_COOKIE}
17 cleandepend: kernel-cleandepend
19 install: kernel-install
20 reinstall: kernel-reinstall
22 # Often developers just want the kernel, don't let
23 # -j builds leak into the modules until the kernel is done.
25 .ORDER: ${KERNEL}.stripped modules
27 ${KERNEL}.stripped: ${FULLKERNEL}
28 ${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL}.stripped
30 ${FULLKERNEL}: ${SYSTEM_DEP} vers.o
32 @echo linking ${.TARGET}
37 ${SYSTEM_OBJS}: ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
40 .for mfile in ${MFILES}
41 ${mfile:T:S/.m$/.h/}: ${mfile}
42 awk -f $S/tools/makeobjops.awk -- -h ${mfile}
46 rm -f *.o *.so *.So *.ko *.s eddep errs \
47 ${KERNEL} ${KERNEL}.debug ${KERNEL}.nodebug ${KERNEL}.stripped \
48 linterrs makelinks 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/} \
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'
59 locore.o: $S/platform/$P/$M/locore.s assym.s
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.
67 ${CC} -shared -nostdlib hack.c -o hack.So
70 # this rule stops ./assym.s in .depend from causing problems
73 assym.s: $S/kern/genassym.sh genassym.o
74 sh $S/kern/genassym.sh genassym.o > ${.TARGET}
76 genassym.o: $S/platform/$P/$M/genassym.c ${FORWARD_HEADERS_COOKIE} \
78 ${CC} -c ${CFLAGS:N-fno-common:N-mcmodel=small} ${WERROR} \
79 $S/platform/$P/$M/genassym.c
81 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
83 # The argument list can be very long, use make -V and xargs to
85 kernel-depend: assym.s ${BEFORE_DEPEND} \
86 ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
87 ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
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}
100 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
101 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
102 ${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
103 sort -u | comm -23 - dontlink | \
104 sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
105 sh makelinks && rm -f dontlink
108 @[ -f .depend ] || { echo "you must make depend first"; exit 1; }
109 sh $S/conf/systags.sh
111 sed -e 's, ../, ,' tags > tags1
113 # Note: when moving the existing kernel to .old, it is by default stripped
114 # so we do not have two full debug environments sitting in / eating up space.
116 # Also note the .old might be a file and not a directory, so we have to
119 kernel-install: kernel-installable
120 @if [ ! -f ${SELECTEDKERNEL} ]; then \
121 echo "You must build a kernel first."; \
124 @if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then \
125 rm -f ${DESTDIR}${DESTKERNDIR}.old; \
127 mkdir -p ${DESTDIR}${DESTKERNDIR}.old
128 .if exists(${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME})
130 -chflags noschg ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
132 . ifdef NO_KERNEL_OLD_STRIP
133 cp -p ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
135 ${OBJCOPY} --strip-debug ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME} ${DESTDIR}${DESTKERNDIR}.old/${DESTKERNNAME}
138 @if [ -f ${DESTDIR}${DESTKERNDIR} ]; then \
139 chflags noschg ${DESTDIR}${DESTKERNDIR}; \
140 rm -f ${DESTDIR}${DESTKERNDIR}; \
142 mkdir -p ${DESTDIR}${DESTKERNDIR}
144 ${INSTALL} -m 555 -o root -g wheel \
145 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
147 ${INSTALL} -m 555 -o root -g wheel -fschg \
148 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
151 kernel-reinstall: kernel-installable
152 mkdir -p ${DESTDIR}${DESTKERNDIR}
154 ${INSTALL} -m 555 -o root -g wheel \
155 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
157 ${INSTALL} -m 555 -o root -g wheel -fschg \
158 ${SELECTEDKERNEL} ${DESTDIR}${DESTKERNDIR}/${DESTKERNNAME}
162 @if [ -f ${DESTDIR}/${DESTKERNNAME} ]; then \
163 echo "You need to make buildworld, installworld, and upgrade"; \
164 echo "before you can install a new kernel, because the"; \
165 echo "kernel and modules have moved to /boot"; \
168 # Skip this step for vkernels
169 .if ${MACHINE_PLATFORM} != vkernel && ${MACHINE_PLATFORM} != vkernel64
170 @if [ ! -f ${DESTDIR}/boot/dloader.rc ]; then \
171 echo "You need to install a new ${DESTDIR}/boot before you"; \
172 echo "can install a new kernel, kernels are now installed"; \
173 echo "into a subdirectory along with their modules."; \
174 echo "You can do this with a buildworld / installworld"; \
181 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES)
183 depend: modules-depend
185 cleandepend: modules-cleandepend
186 cleandir: modules-cleandir
188 install: modules-install
189 reinstall: modules-reinstall
194 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
195 env ${MKMODULESENV} ${MAKE} -f Makefile.modules all
199 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules obj ; \
200 env ${MKMODULESENV} ${MAKE} -f Makefile.modules depend
203 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules clean
206 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandepend
209 #modules-clobber: modules-clean
210 # rm -rf ${MKMODULESENV}
213 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules cleandir
216 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules tags
218 # Note: when moving the existing modules to .old, they are by default stripped
219 # so we do not have two full debug environments sitting in / eating up space.
221 # We may have to remove deprecated kernel.old files before we can create
222 # the kernel.old directory.
224 modules-install: kernel-installable
225 .if !defined(NO_MODULES_OLD)
226 . ifdef NO_KERNEL_OLD_STRIP
227 set -- ${DESTDIR}${DESTKERNDIR}/*.ko; \
228 if [ -f "$$1" ]; then \
229 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then \
230 rm -f ${DESTDIR}${DESTKERNDIR}.old; \
232 mkdir -p ${DESTDIR}${DESTKERNDIR}.old; \
234 cp -p $$file ${DESTDIR}${DESTKERNDIR}.old; \
238 set -- ${DESTDIR}${DESTKERNDIR}/*.ko; \
239 if [ -f "$$1" ]; then \
240 if [ -f ${DESTDIR}${DESTKERNDIR}.old ]; then \
241 rm -f ${DESTDIR}${DESTKERNDIR}.old; \
243 mkdir -p ${DESTDIR}${DESTKERNDIR}.old; \
245 ${OBJCOPY} --strip-debug $$file ${DESTDIR}${DESTKERNDIR}.old/$${file##*/}; \
249 if [ -f ${DESTDIR}${DESTKERNDIR}/initrd.img ]; then \
250 cp -p ${DESTDIR}${DESTKERNDIR}/initrd.img ${DESTDIR}${DESTKERNDIR}.old; \
253 .if exists(${DESTDIR}/${OLDMODULESDIR})
254 rm -rf ${DESTDIR}/${OLDMODULESDIR} # remove deprecated
256 mkdir -p ${DESTDIR}${DESTKERNDIR} # Ensure that the modules directory exists!
257 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
260 mkdir -p ${DESTDIR}/${DESTKERNDIR} # Ensure that the modules directory exists!
261 cd $S ; env ${MKMODULESENV} ${MAKE} -f Makefile.modules install
269 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
270 sh $S/conf/newvers.sh $S/..
272 # XXX strictly, everything depends on Makefile because changes to ${PROF}
273 # only appear there, but we don't handle that.
277 #vnode_if.c: $S/tools/vnode_if.awk $S/kern/vnode_if.src
278 # awk -f $S/tools/vnode_if.awk -- -c $S/kern/vnode_if.src
280 #vnode_if.h: $S/tools/vnode_if.awk $S/kern/vnode_if.src
281 # awk -f $S/tools/vnode_if.awk -- -h $S/kern/vnode_if.src
286 .include "$S/conf/bsd.kern.mk"