Makefile.i386 revision 74742 
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 74742 2001-03-24 08:44:28Z obrien $
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$S/dev
45# This hack is to allow kernel compiles to succeed on machines w/out srcdist
46.if exists($S/../include)
47INCLUDES+= -I$S/../include
48.else
49INCLUDES+= -I/usr/include
50.endif
51
52# This hack lets us use the Intel ACPICA code without spamming a new 
53# include path into 100+ source files.
54INCLUDES+= -I$S/contrib/dev/acpica/Subsystem/Include
55
56COPTS=	${INCLUDES} ${IDENT} -D_KERNEL -include opt_global.h
57CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
58
59# XXX LOCORE means "don't declare C stuff" not "for locore.s".
60ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
61
62# Select the correct set of tools. Can't set OBJFORMAT here because it
63# doesn't get exported into the environment, and if it were exported
64# then it might break building of utilities.
65FMT=		-elf
66CFLAGS+=	${FMT}
67
68DEFINED_PROF=	${PROF}
69.if defined(PROF)
70CFLAGS+=	-malign-functions=4
71.if ${PROFLEVEL} >= 2
72IDENT+=	-DGPROF4 -DGUPROF
73PROF+=	-mprofiler-epilogue
74.endif
75.endif
76
77# Put configuration-specific C flags last (except for ${PROF}) so that they
78# can override the others.
79CFLAGS+=	${CONF_CFLAGS}
80
81NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
82NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
83NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${.IMPSRC}
84PROFILE_C= ${CC} -c ${CFLAGS} ${.IMPSRC}
85
86NORMAL_M= perl5 $S/kern/makeobjops.pl -c $<; \
87	  ${CC} -c ${CFLAGS} ${PROF} ${.PREFIX}.c
88
89GEN_CFILES= $S/$M/$M/genassym.c
90# setdef0.c and setdef1.c are intentionally
91# omitted from SYSTEM_CFILES.  They include setdefs.h, a header which
92# is generated from all of ${OBJS}.  We don't want to have to compile
93# everything just to do a make depend.
94SYSTEM_CFILES= param.c vnode_if.c hints.c config.c
95SYSTEM_SFILES= $S/$M/$M/locore.s
96SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
97SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} param.o hints.o config.o \
98	setdef1.o hack.So
99SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \
100	-export-dynamic -dynamic-linker /red/herring \
101	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
102SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
103	${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET}
104SYSTEM_DEP+= $S/conf/ldscript.$M
105
106%BEFORE_DEPEND
107
108%OBJS
109
110%FILES.c
111
112%FILES.s
113
114%FILES.m
115
116%CLEAN
117
118.PHONY:	all modules
119
120all: ${KERNEL_KO}
121
122depend: kernel-depend
123clean:  kernel-clean
124cleandepend:  kernel-cleandepend
125clobber: kernel-clobber
126tags:  kernel-tags
127install: kernel-install
128install.debug: kernel-install.debug
129reinstall: kernel-reinstall
130reinstall.debug: kernel-reinstall.debug
131
132.if !defined(DEBUG)
133FULLKERNEL=	${KERNEL_KO}
134.else
135FULLKERNEL=	${KERNEL_KO}.debug
136${KERNEL_KO}: ${FULLKERNEL}
137	${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
138.endif
139
140${FULLKERNEL}: ${SYSTEM_DEP} vers.o
141	@rm -f ${.TARGET}
142	@echo linking ${.TARGET}
143	${SYSTEM_LD}
144	${SYSTEM_LD_TAIL}
145
146.if !exists(.depend)
147${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
148.endif
149
150.for mfile in ${MFILES}
151${mfile:T:S/.m$/.h/}: ${mfile}
152	perl5 $S/kern/makeobjops.pl -h ${mfile}
153.endfor
154
155kernel-clean:
156	rm -f *.o *.so *.So *.ko *.s eddep errs \
157	      ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks param.c \
158	      setdef[01].c setdefs.h tags \
159	      vers.c vnode_if.c vnode_if.h \
160	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
161	      ${CLEAN}
162
163kernel-clobber:
164	find . -type f ! -name version -delete
165
166#lint: /tmp param.c
167#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
168#	  $S/$M/$M/Locore.c ${CFILES} param.c | \
169#	    grep -v 'struct/union .* never defined' | \
170#	    grep -v 'possible pointer alignment problem'
171
172locore.o: $S/$M/$M/locore.s assym.s
173	${NORMAL_S}
174
175# This is a hack.  BFD "optimizes" away dynamic mode if there are no
176# dynamic references.  We could probably do a '-Bforcedynamic' mode like
177# in the a.out ld.  For now, this works.
178hack.So: Makefile
179	touch hack.c
180	${CC} ${FMT} -shared -nostdlib hack.c -o hack.So
181	rm -f hack.c
182
183.ORDER: setdefs.h setdef0.c setdef1.c
184
185setdef0.o: setdef0.c setdefs.h
186	${NORMAL_C}
187
188setdef1.o: setdef1.c setdefs.h
189	${NORMAL_C}
190
191setdef0.c setdef1.c setdefs.h: Makefile ${OBJS}
192	@perl5 $S/kern/gensetdefs.pl ${OBJS}
193
194# this rule stops ./assym.s in .depend from causing problems
195./assym.s: assym.s
196
197assym.s: $S/kern/genassym.sh genassym.o
198	OBJFORMAT=elf sh $S/kern/genassym.sh genassym.o > ${.TARGET}
199
200genassym.o: $S/$M/$M/genassym.c
201	${CC} -c ${CFLAGS} -elf $S/$M/$M/genassym.c
202
203${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
204
205kernel-depend:
206	rm -f .olddep
207	if [ -f .depend ]; then mv .depend .olddep; fi
208	${MAKE} _kernel-depend
209
210_kernel-depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND} \
211	    ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
212	    ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
213	if [ -f .olddep ]; then mv .olddep .depend; fi
214	rm -f .newdep
215	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
216	env MKDEP_CPP="${CC} -E" \
217	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
218	rm -f .depend
219	mv .newdep .depend
220
221kernel-cleandepend:
222	rm -f .depend
223
224links:
225	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
226	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
227	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
228	  sort -u | comm -23 - dontlink | \
229	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
230	sh makelinks; rm -f dontlink
231
232kernel-tags:
233	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
234	sh $S/conf/systags.sh
235	rm -f tags1
236	sed -e 's,      ../,    ,' tags > tags1
237
238kernel-install kernel-install.debug:
239.if exists(${DESTDIR}/boot)
240	@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
241		echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
242		exit 1 ; \
243	fi
244	@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
245		echo "You must activate /boot/device.hints in loader.conf." ; \
246		exit 1 ; \
247	fi
248.endif
249	@if [ ! -f ${KERNEL_KO}${.TARGET:S/kernel-install//} ] ; then \
250		echo "You must build a kernel first." ; \
251		exit 1 ; \
252	fi
253.if exists(${DESTDIR}${KODIR})
254.if exists(${DESTDIR}${KODIR}.old)
255	@-chflags -R noschg ${DESTDIR}${KODIR}.old
256	-rm -rf ${DESTDIR}${KODIR}.old
257.endif
258	mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old
259.endif
260	mkdir -p ${DESTDIR}${KODIR}
261	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
262	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
263	fi
264	install -c -m 555 -o root -g wheel -fschg \
265		${KERNEL_KO}${.TARGET:S/kernel-install//} ${DESTDIR}${KODIR}
266
267kernel-reinstall kernel-reinstall.debug:
268	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
269	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
270	fi
271	install -c -m 555 -o root -g wheel -fschg \
272		${KERNEL_KO}${.TARGET:S/kernel-reinstall//} ${DESTDIR}${KODIR}
273
274.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
275all:	modules
276depend: modules-depend
277clean:  modules-clean
278cleandepend:  modules-cleandepend
279cleandir:  modules-cleandir
280clobber:  modules-clobber
281tags:  modules-tags
282install: modules-install
283install.debug: modules-install.debug
284reinstall: modules-reinstall
285reinstall.debug: modules-reinstall.debug
286.endif
287
288MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
289
290modules:
291	@mkdir -p ${.OBJDIR}/modules
292	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
293	    env ${MKMODULESENV} ${MAKE} all
294
295modules-depend:
296	@mkdir -p ${.OBJDIR}/modules
297	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
298	    env ${MKMODULESENV} ${MAKE} depend
299
300modules-clean:
301	cd $S/modules ; env ${MKMODULESENV} ${MAKE} clean
302
303modules-cleandepend:
304	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandepend
305
306modules-clobber:	modules-clean
307	rm -rf ${MKMODULESENV}
308
309modules-cleandir:
310	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
311
312modules-tags:
313	cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
314
315modules-install modules-install.debug:
316	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
317
318modules-reinstall modules-reinstall.debug:
319	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
320
321config.o:
322	${NORMAL_C}
323
324param.c: $S/conf/param.c
325	-rm -f param.c
326	cp $S/conf/param.c .
327
328param.o:
329	${NORMAL_C}
330
331vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
332	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
333
334# XXX strictly, everything depends on Makefile because changes to ${PROF}
335# only appear there, but we don't handle that.
336vers.o:
337	${NORMAL_C}
338
339hints.o:	hints.c
340	${NORMAL_C}
341
342vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
343	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
344
345vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
346	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
347
348vnode_if.o:
349	${NORMAL_C}
350
351# Commented out for now pending a better solution.
352# How do we pick up compiler version specific flags??
353#.if exists($S/../share/mk)
354#.include "$S/../share/mk/bsd.kern.mk"
355#.else
356.include <bsd.kern.mk>
357#.endif
358
359%RULES
360
361# DO NOT DELETE THIS LINE -- make depend uses it
362