Makefile.i386 revision 78131 
1# Makefile.i386 -- with config changes.
2# Copyright 1990 W. Jolitz
3#	from: @(#)Makefile.i386	7.1 5/10/91
4# $FreeBSD: head/sys/conf/Makefile.i386 78131 2001-06-12 06:06:18Z peter $
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/i386/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=	500006
21
22# Can be overridden by makeoptions or /etc/make.conf
23KERNEL_KO?=	kernel
24KERNEL?=	kernel
25KODIR?=		/boot/${KERNEL}
26STD8X16FONT?=	iso
27
28.if !defined(S)
29.if exists(./@/.)
30S=	./@
31.else
32S=	../..
33.endif
34.endif
35M=	${MACHINE_ARCH}
36
37SIZE?=		size
38OBJCOPY?=	objcopy
39
40COPTFLAGS?=-O -pipe
41.if !defined(NO_CPU_COPTFLAGS)
42COPTFLAGS+= ${_CPUCFLAGS}
43.endif
44INCLUDES= -nostdinc -I- ${INCLMAGIC} -I. -I$S -I$S/dev
45
46# This hack lets us use the Intel ACPICA code without spamming a new 
47# include path into 100+ source files.
48INCLUDES+= -I$S/contrib/dev/acpica
49
50# ... and the same for ipfilter
51INCLUDES+= -I$S/contrib/ipfilter
52
53# This hack is to allow kernel compiles to succeed on machines w/out srcdist
54.if exists($S/../include)
55INCLUDES+= -I$S/../include
56.else
57INCLUDES+= -I/usr/include
58.endif
59
60COPTS=	${INCLUDES} ${IDENT} -D_KERNEL -include opt_global.h
61CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
62
63# XXX LOCORE means "don't declare C stuff" not "for locore.s".
64ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
65
66# Select the correct set of tools. Can't set OBJFORMAT here because it
67# doesn't get exported into the environment, and if it were exported
68# then it might break building of utilities.
69FMT=		-elf
70CFLAGS+=	${FMT}
71
72DEFINED_PROF=	${PROF}
73.if defined(PROF)
74CFLAGS+=	-malign-functions=4
75.if ${PROFLEVEL} >= 2
76IDENT+=	-DGPROF4 -DGUPROF
77PROF+=	-mprofiler-epilogue
78.endif
79.endif
80
81# Put configuration-specific C flags last (except for ${PROF}) so that they
82# can override the others.
83CFLAGS+=	${CONF_CFLAGS}
84
85NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
86NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
87NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${.IMPSRC}
88PROFILE_C= ${CC} -c ${CFLAGS} ${.IMPSRC}
89
90NORMAL_M= perl5 $S/kern/makeobjops.pl -c $<; \
91	  ${CC} -c ${CFLAGS} ${PROF} ${.PREFIX}.c
92
93GEN_CFILES= $S/$M/$M/genassym.c
94# setdef0.c and setdef1.c are intentionally
95# omitted from SYSTEM_CFILES.  They include setdefs.h, a header which
96# is generated from all of ${OBJS}.  We don't want to have to compile
97# everything just to do a make depend.
98SYSTEM_CFILES= param.c vnode_if.c hints.c config.c
99SYSTEM_SFILES= $S/$M/$M/locore.s
100SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
101SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} param.o hints.o config.o \
102	setdef1.o hack.So
103SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \
104	-export-dynamic -dynamic-linker /red/herring \
105	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
106SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
107	${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET}
108SYSTEM_DEP+= $S/conf/ldscript.$M
109
110%BEFORE_DEPEND
111
112%OBJS
113
114%FILES.c
115
116%FILES.s
117
118%FILES.m
119
120%CLEAN
121
122.PHONY:	all modules
123
124all: ${KERNEL_KO}
125
126depend: kernel-depend
127clean:  kernel-clean
128cleandepend:  kernel-cleandepend
129clobber: kernel-clobber
130tags:  kernel-tags
131install: kernel-install
132install.debug: kernel-install.debug
133reinstall: kernel-reinstall
134reinstall.debug: kernel-reinstall.debug
135
136.if !defined(DEBUG)
137FULLKERNEL=	${KERNEL_KO}
138.else
139FULLKERNEL=	${KERNEL_KO}.debug
140${KERNEL_KO}: ${FULLKERNEL}
141	${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
142.endif
143
144${FULLKERNEL}: ${SYSTEM_DEP} vers.o
145	@rm -f ${.TARGET}
146	@echo linking ${.TARGET}
147	${SYSTEM_LD}
148	${SYSTEM_LD_TAIL}
149
150.if !exists(.depend)
151${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
152.endif
153
154.for mfile in ${MFILES}
155${mfile:T:S/.m$/.h/}: ${mfile}
156	perl5 $S/kern/makeobjops.pl -h ${mfile}
157.endfor
158
159kernel-clean:
160	rm -f *.o *.so *.So *.ko *.s eddep errs \
161	      ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks param.c \
162	      setdef[01].c setdefs.h tags \
163	      vers.c vnode_if.c vnode_if.h \
164	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
165	      ${CLEAN}
166
167kernel-clobber:
168	find . -type f ! -name version -delete
169
170#lint: /tmp param.c
171#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
172#	  $S/$M/$M/Locore.c ${CFILES} param.c | \
173#	    grep -v 'struct/union .* never defined' | \
174#	    grep -v 'possible pointer alignment problem'
175
176locore.o: $S/$M/$M/locore.s assym.s
177	${NORMAL_S}
178
179# This is a hack.  BFD "optimizes" away dynamic mode if there are no
180# dynamic references.  We could probably do a '-Bforcedynamic' mode like
181# in the a.out ld.  For now, this works.
182hack.So: Makefile
183	touch hack.c
184	${CC} ${FMT} -shared -nostdlib hack.c -o hack.So
185	rm -f hack.c
186
187.ORDER: setdefs.h setdef0.c setdef1.c
188
189setdef0.o: setdef0.c setdefs.h
190	${NORMAL_C}
191
192setdef1.o: setdef1.c setdefs.h
193	${NORMAL_C}
194
195setdef0.c setdef1.c setdefs.h: Makefile ${OBJS}
196	@perl5 $S/kern/gensetdefs.pl ${OBJS}
197
198# this rule stops ./assym.s in .depend from causing problems
199./assym.s: assym.s
200
201assym.s: $S/kern/genassym.sh genassym.o
202	OBJFORMAT=elf sh $S/kern/genassym.sh genassym.o > ${.TARGET}
203
204genassym.o: $S/$M/$M/genassym.c
205	${CC} -c ${CFLAGS} -elf $S/$M/$M/genassym.c
206
207${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
208
209kernel-depend:
210	rm -f .olddep
211	if [ -f .depend ]; then mv .depend .olddep; fi
212	${MAKE} _kernel-depend
213
214_kernel-depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND} \
215	    ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
216	    ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
217	if [ -f .olddep ]; then mv .olddep .depend; fi
218	rm -f .newdep
219	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
220	env MKDEP_CPP="${CC} -E" \
221	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
222	rm -f .depend
223	mv .newdep .depend
224
225kernel-cleandepend:
226	rm -f .depend
227
228links:
229	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
230	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
231	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
232	  sort -u | comm -23 - dontlink | \
233	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
234	sh makelinks; rm -f dontlink
235
236kernel-tags:
237	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
238	sh $S/conf/systags.sh
239	rm -f tags1
240	sed -e 's,      ../,    ,' tags > tags1
241
242kernel-install kernel-install.debug:
243.if exists(${DESTDIR}/boot)
244	@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
245		echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
246		exit 1 ; \
247	fi
248	@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
249		echo "You must activate /boot/device.hints in loader.conf." ; \
250		exit 1 ; \
251	fi
252.endif
253	@if [ ! -f ${KERNEL_KO}${.TARGET:S/kernel-install//} ] ; then \
254		echo "You must build a kernel first." ; \
255		exit 1 ; \
256	fi
257.if exists(${DESTDIR}${KODIR})
258.if exists(${DESTDIR}${KODIR}.old)
259	@-chflags -R noschg ${DESTDIR}${KODIR}.old
260	-rm -rf ${DESTDIR}${KODIR}.old
261.endif
262	mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old
263.endif
264	mkdir -p ${DESTDIR}${KODIR}
265	install -c -m 555 -o root -g wheel \
266		${KERNEL_KO}${.TARGET:S/kernel-install//} ${DESTDIR}${KODIR}
267
268kernel-reinstall kernel-reinstall.debug:
269	@-chflags -R noschg ${DESTDIR}${KODIR}
270	install -c -m 555 -o root -g wheel \
271		${KERNEL_KO}${.TARGET:S/kernel-reinstall//} ${DESTDIR}${KODIR}
272
273.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
274all:	modules
275depend: modules-depend
276clean:  modules-clean
277cleandepend:  modules-cleandepend
278cleandir:  modules-cleandir
279clobber:  modules-clobber
280tags:  modules-tags
281install: modules-install
282install.debug: modules-install.debug
283reinstall: modules-reinstall
284reinstall.debug: modules-reinstall.debug
285.endif
286
287MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
288.if defined(MODULES_OVERRIDE)
289MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
290.endif
291
292modules:
293	@mkdir -p ${.OBJDIR}/modules
294	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
295	    env ${MKMODULESENV} ${MAKE} all
296
297modules-depend:
298	@mkdir -p ${.OBJDIR}/modules
299	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
300	    env ${MKMODULESENV} ${MAKE} depend
301
302modules-clean:
303	cd $S/modules ; env ${MKMODULESENV} ${MAKE} clean
304
305modules-cleandepend:
306	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandepend
307
308modules-clobber:	modules-clean
309	rm -rf ${MKMODULESENV}
310
311modules-cleandir:
312	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
313
314modules-tags:
315	cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
316
317modules-install modules-install.debug:
318	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
319
320modules-reinstall modules-reinstall.debug:
321	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
322
323config.o:
324	${NORMAL_C}
325
326param.c: $S/conf/param.c
327	-rm -f param.c
328	cp $S/conf/param.c .
329
330param.o:
331	${NORMAL_C}
332
333vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
334	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
335
336# XXX strictly, everything depends on Makefile because changes to ${PROF}
337# only appear there, but we don't handle that.
338vers.o:
339	${NORMAL_C}
340
341hints.o:	hints.c
342	${NORMAL_C}
343
344vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
345	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
346
347vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
348	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
349
350vnode_if.o:
351	${NORMAL_C}
352
353# Commented out for now pending a better solution.
354# How do we pick up compiler version specific flags??
355#.if exists($S/../share/mk)
356#.include "$S/../share/mk/bsd.kern.mk"
357#.else
358.include <bsd.kern.mk>
359#.endif
360
361%RULES
362
363# DO NOT DELETE THIS LINE -- make depend uses it
364