1 # Makefile.i386 -- with config changes.
2 # Copyright 1990 W. Jolitz
3 # from: @(#)Makefile.i386 7.1 5/10/91
4 # $FreeBSD$
5 #
6 # Makefile for FreeBSD
7 #
8 # This makefile is constructed from a machine description:
9 # config machineid
10 # Most changes should be made in the machine description
11 # /sys/i386/conf/``machineid''
12 # after which you should do
13 # config machineid
14 # Generic makefile changes should be made in
15 # /sys/conf/Makefile.i386
16 # after which config should be rerun for all machines.
17 #
18
19 # Which version of config(8) is required.
20 %VERSREQ= 400019
21
22 # Can be overridden by makeoptions or /etc/make.conf
23 KERNEL?= kernel
24 STD8X16FONT?= iso
25
26 .if !defined(S)
27 .if exists(./@/.)
28 S= ./@
29 .else
30 S= ../..
31 .endif
32 .endif
33 M= ${MACHINE_ARCH}
34
35 SIZE?= size
36 OBJCOPY?= objcopy
37
38 COPTFLAGS?=-O -pipe
39 .if !defined(NO_CPU_COPTFLAGS)
40 COPTFLAGS+= ${_CPUCFLAGS}
41 .endif
42 INCLUDES= -nostdinc -I- -I. -I$S
43 # This hack is to allow kernel compiles to succeed on machines w/out srcdist
44 .if exists($S/../include)
45 INCLUDES+= -I$S/../include
46 .else
47 INCLUDES+= -I/usr/include
48 .endif
49
50 # This hack lets us use the Intel ACPICA code without spamming a new
51 # include path into 100+ source files.
52 INCLUDES+= -I$S/contrib/dev/acpica
53
54 # This hack lets us use the ipfilter code without spamming a new
55 # include path into 100+ source files.
56 INCLUDES+= -I$S/contrib/ipfilter
57
58 COPTS= ${INCLUDES} ${IDENT} -D_KERNEL -include opt_global.h
59 CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
60
61 # XXX LOCORE means "don't declare C stuff" not "for locore.s".
62 ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
63
64 DEFINED_PROF= ${PROF}
65 .if defined(PROF)
66 CFLAGS+= -malign-functions=4
67 .if ${PROFLEVEL} >= 2
68 IDENT+= -DGPROF4 -DGUPROF
69 PROF+= -mprofiler-epilogue
70 .endif
71 .endif
72
73 # Put configuration-specific C flags last (except for ${PROF}) so that they
74 # can override the others.
75 CFLAGS+= ${CONF_CFLAGS}
76
77 NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
78 NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
79 NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${.IMPSRC}
80 PROFILE_C= ${CC} -c ${CFLAGS} ${.IMPSRC}
81
82 GEN_CFILES= $S/$M/$M/genassym.c
83 # setdef0.c and setdef1.c are intentionally
84 # omitted from SYSTEM_CFILES. They include setdefs.h, a header which
85 # is generated from all of ${OBJS}. We don't want to have to compile
86 # everything just to do a make depend.
87 SYSTEM_CFILES= ioconf.c vnode_if.c config.c
88 SYSTEM_SFILES= $S/$M/$M/locore.s
89 SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
90 SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o config.o \
91 setdef1.o hack.So
92 SYSTEM_LD= @${LD} -Bdynamic -T $S/conf/ldscript.$M \
93 -export-dynamic -dynamic-linker /red/herring \
94 -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
95 SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
96 ${SIZE} ${.TARGET} ; chmod 755 ${.TARGET}
97 SYSTEM_DEP+= $S/conf/ldscript.$M
98
99 %BEFORE_DEPEND
100
101 %OBJS
102
103 %CFILES
104
105 %SFILES
106
107 %MFILES
108
109 %CLEAN
110
111 .PHONY: all modules
112
113 all: ${KERNEL}
114
115 depend: kernel-depend
116 clean: kernel-clean
117 cleandepend: kernel-cleandepend
118 tags: kernel-tags
119 install install.debug: kernel-install
120 reinstall reinstall.debug: kernel-reinstall
121
122 .if !defined(DEBUG)
123 FULLKERNEL= ${KERNEL}
124 .else
125 FULLKERNEL= ${KERNEL}.debug
126 ${KERNEL}: ${FULLKERNEL}
127 ${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL}
128 .endif
129
130 ${FULLKERNEL}: ${SYSTEM_DEP} vers.o
131 @rm -f ${.TARGET}
132 @echo linking ${.TARGET}
133 ${SYSTEM_LD}
134 ${SYSTEM_LD_TAIL}
135
136 .if !exists(.depend)
137 ${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h}
138 .endif
139
140 kernel-clean:
141 rm -f *.o *.so *.So *.ko *.s eddep errs \
142 ${FULLKERNEL} ${KERNEL} linterrs makelinks \
143 setdef[01].c setdefs.h tags \
144 vers.c vnode_if.c vnode_if.h ${CLEAN}
145
146 #lint: /tmp
147 # @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
148 # $S/$M/$M/Locore.c ${CFILES} ioconf.c | \
149 # grep -v 'struct/union .* never defined' | \
150 # grep -v 'possible pointer alignment problem'
151
152 locore.o: $S/$M/$M/locore.s assym.s
153 ${NORMAL_S}
154
155 # This is a hack. BFD "optimizes" away dynamic mode if there are no
156 # dynamic references. We could probably do a '-Bforcedynamic' mode like
157 # in the a.out ld. For now, this works.
158 hack.So: Makefile
159 touch hack.c
160 ${CC} -shared -nostdlib hack.c -o hack.So
161 rm -f hack.c
162
163 .ORDER: setdefs.h setdef0.c setdef1.c
164
165 setdef0.o: setdef0.c setdefs.h
166 ${NORMAL_C}
167
168 setdef1.o: setdef1.c setdefs.h
169 ${NORMAL_C}
170
171 setdef0.c setdef1.c setdefs.h: ${OBJS}
172 @gensetdefs ${OBJS}
173
174 # this rule stops ./assym.s in .depend from causing problems
175 ./assym.s: assym.s
176
177 assym.s: $S/kern/genassym.sh genassym.o
178 sh $S/kern/genassym.sh genassym.o > ${.TARGET}
179
180 genassym.o: $S/$M/$M/genassym.c
181 ${CC} -c ${CFLAGS} $S/$M/$M/genassym.c
182
183 ${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
184
185 # The argument list can be very long, use make -V and xargs to
186 # pass it to mkdep.
187 kernel-depend: assym.s vnode_if.h ${BEFORE_DEPEND} \
188 ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} ${SYSTEM_SFILES}
189 rm -f .newdep
190 ${MAKE} -V CFILES -V SYSTEM_CFILES -V GEN_CFILES | xargs \
191 mkdep -a -f .newdep ${CFLAGS}
192 ${MAKE} -V SFILES -V SYSTEM_SFILES | xargs \
193 env MKDEP_CPP="${CC} -E" mkdep -a -f .newdep ${ASM_CFLAGS}
194 rm -f .depend
195 mv -f .newdep .depend
196
197 kernel-cleandepend:
198 rm -f .depend
199
200 links:
201 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
202 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
203 ${MAKE} -V CFILES | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
204 sort -u | comm -23 - dontlink | \
205 sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
206 sh makelinks && rm -f dontlink
207
208 kernel-tags:
209 @[ -f .depend ] || { echo "you must make depend first"; exit 1; }
210 sh $S/conf/systags.sh
211 rm -f tags1
212 sed -e 's, ../, ,' tags > tags1
213
214 kernel-install kernel-install.debug:
215 @if [ ! -f ${KERNEL}${.TARGET:S/kernel-install//} ] ; then \
216 echo "You must build a kernel first." ; \
217 exit 1 ; \
218 fi
219 .if exists(${DESTDIR}/${KERNEL})
220 -chflags noschg ${DESTDIR}/${KERNEL}
221 mv ${DESTDIR}/${KERNEL} ${DESTDIR}/${KERNEL}.old
222 .endif
223 ${INSTALL} -m 555 -o root -g wheel -fschg \
224 ${KERNEL}${.TARGET:S/kernel-install//} ${DESTDIR}/${KERNEL}
225
226 kernel-reinstall kernel-reinstall.debug:
227 ${INSTALL} -m 555 -o root -g wheel -fschg \
228 ${KERNEL}${.TARGET:S/kernel-reinstall//} ${DESTDIR}/${KERNEL}
229
230 .if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
231 all: modules
232 depend: modules-depend
233 clean: modules-clean
234 cleandepend: modules-cleandepend
235 cleandir: modules-cleandir
236 tags: modules-tags
237 install install.debug: modules-install
238 reinstall reinstall.debug: modules-reinstall
239 .endif
240
241 MKMODULESENV= MAKEOBJDIRPREFIX=${.OBJDIR}/modules
242 MKMODULESENV+= COPTS="-include ${.OBJDIR}/opt_global.h"
243 .if defined(MODULES_OVERRIDE)
244 MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}"
245 .endif
246 .if defined(DEBUG)
247 MKMODULESENV+= DEBUG="${DEBUG}" DEBUG_FLAGS="${DEBUG}"
248 .endif
249 MKMODULESENV+= MACHINE=i386
250
251 modules:
252 @mkdir -p ${.OBJDIR}/modules
253 cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
254 env ${MKMODULESENV} ${MAKE} all
255
256 modules-depend:
257 @mkdir -p ${.OBJDIR}/modules
258 cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
259 env ${MKMODULESENV} ${MAKE} depend
260
261 modules-clean:
262 cd $S/modules ; env ${MKMODULESENV} ${MAKE} clean
263
264 modules-cleandepend:
265 cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandepend
266
267 modules-clobber: modules-clean
268 rm -rf ${MKMODULESENV}
269
270 modules-cleandir:
271 cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
272
273 modules-tags:
274 cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
275
276 modules-install modules-install.debug:
277 .if !defined(NO_MODULES_OLD)
278 if [ -d ${DESTDIR}/modules -a -n "`ls ${DESTDIR}/modules`" ]; then \
279 mkdir -p ${DESTDIR}/modules.old; \
280 cp -p ${DESTDIR}/modules/* ${DESTDIR}/modules.old; \
281 fi;
282 .endif
283 cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
284
285 modules-reinstall modules-reinstall.debug:
286 cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
287
288 config.o:
289 ${NORMAL_C}
290
291 ioconf.o:
292 ${NORMAL_C}
293
294 vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
295 sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
296
297 # XXX strictly, everything depends on Makefile because changes to ${PROF}
298 # only appear there, but we don't handle that.
299 vers.o:
300 ${NORMAL_C}
301
302 vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
303 perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
304
305 vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
306 perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
307
308 vnode_if.o:
309 ${NORMAL_C}
310
311 # Commented out for now pending a better solution.
312 # How do we pick up compiler version specific flags??
313 #.if exists($S/../share/mk)
314 #.include "$S/../share/mk/bsd.kern.mk"
315 #.else
316 .include <bsd.kern.mk>
317 #.endif
318
319 %RULES
320
321 # DO NOT DELETE THIS LINE -- make depend uses it
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