Makefile.i386 revision 73133 
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 73133 2001-02-27 08:13:32Z 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
41INCLUDES= -nostdinc -I- ${INCLMAGIC} -I. -I$S -I$S/dev
42# This hack is to allow kernel compiles to succeed on machines w/out srcdist
43.if exists($S/../include)
44INCLUDES+= -I$S/../include
45.else
46INCLUDES+= -I/usr/include
47.endif
48
49# This hack lets us use the Intel ACPICA code without spamming a new 
50# include path into 100+ source files.
51INCLUDES+= -I$S/contrib/dev/acpica/Subsystem/Include
52
53COPTS=	${INCLUDES} ${IDENT} -D_KERNEL -include opt_global.h
54CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
55
56# XXX LOCORE means "don't declare C stuff" not "for locore.s".
57ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
58
59# Select the correct set of tools. Can't set OBJFORMAT here because it
60# doesn't get exported into the environment, and if it were exported
61# then it might break building of utilities.
62FMT=		-elf
63CFLAGS+=	${FMT}
64
65DEFINED_PROF=	${PROF}
66.if defined(PROF)
67CFLAGS+=	-malign-functions=4
68.if ${PROFLEVEL} >= 2
69IDENT+=	-DGPROF4 -DGUPROF
70PROF+=	-mprofiler-epilogue
71.endif
72.endif
73
74# Put configuration-specific C flags last (except for ${PROF}) so that they
75# can override the others.
76CFLAGS+=	${CONF_CFLAGS}
77
78NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
79NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC}
80NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${.IMPSRC}
81PROFILE_C= ${CC} -c ${CFLAGS} ${.IMPSRC}
82
83NORMAL_M= perl5 $S/kern/makeobjops.pl -c $<; \
84	  ${CC} -c ${CFLAGS} ${PROF} ${.PREFIX}.c
85
86GEN_CFILES= $S/$M/$M/genassym.c
87# setdef0.c and setdef1.c are intentionally
88# omitted from SYSTEM_CFILES.  They include setdefs.h, a header which
89# is generated from all of ${OBJS}.  We don't want to have to compile
90# everything just to do a make depend.
91SYSTEM_CFILES= param.c vnode_if.c hints.c config.c
92SYSTEM_SFILES= $S/$M/$M/locore.s
93SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
94SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} param.o hints.o config.o \
95	setdef1.o hack.So
96SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \
97	-export-dynamic -dynamic-linker /red/herring \
98	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
99SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
100	${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET}
101SYSTEM_DEP+= $S/conf/ldscript.$M
102
103%BEFORE_DEPEND
104
105%OBJS
106
107%FILES.c
108
109%FILES.s
110
111%FILES.m
112
113%CLEAN
114
115.PHONY:	all modules
116
117all: ${KERNEL_KO}
118
119depend: kernel-depend
120clean:  kernel-clean
121cleandepend:  kernel-cleandepend
122clobber: kernel-clobber
123tags:  kernel-tags
124install: kernel-install
125install.debug: kernel-install.debug
126reinstall: kernel-reinstall
127reinstall.debug: kernel-reinstall.debug
128
129.if !defined(DEBUG)
130FULLKERNEL=	${KERNEL_KO}
131.else
132FULLKERNEL=	${KERNEL_KO}.debug
133${KERNEL_KO}: ${FULLKERNEL}
134	${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
135.endif
136
137${FULLKERNEL}: ${SYSTEM_DEP} vers.o
138	@rm -f ${.TARGET}
139	@echo linking ${.TARGET}
140	${SYSTEM_LD}
141	${SYSTEM_LD_TAIL}
142
143.if !exists(.depend)
144${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
145.endif
146
147.for mfile in ${MFILES}
148${mfile:T:S/.m$/.h/}: ${mfile}
149	perl5 $S/kern/makeobjops.pl -h ${mfile}
150.endfor
151
152kernel-clean:
153	rm -f *.o *.so *.So *.ko *.s eddep errs \
154	      ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks param.c \
155	      setdef[01].c setdefs.h tags \
156	      vers.c vnode_if.c vnode_if.h \
157	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
158	      ${CLEAN}
159
160kernel-clobber:
161	find . -type f ! -name version -delete
162
163#lint: /tmp param.c
164#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
165#	  $S/$M/$M/Locore.c ${CFILES} param.c | \
166#	    grep -v 'struct/union .* never defined' | \
167#	    grep -v 'possible pointer alignment problem'
168
169locore.o: $S/$M/$M/locore.s assym.s
170	${NORMAL_S}
171
172# This is a hack.  BFD "optimizes" away dynamic mode if there are no
173# dynamic references.  We could probably do a '-Bforcedynamic' mode like
174# in the a.out ld.  For now, this works.
175hack.So: Makefile
176	touch hack.c
177	${CC} ${FMT} -shared -nostdlib hack.c -o hack.So
178	rm -f hack.c
179
180.ORDER: setdefs.h setdef0.c setdef1.c
181
182setdef0.o: setdef0.c setdefs.h
183	${NORMAL_C}
184
185setdef1.o: setdef1.c setdefs.h
186	${NORMAL_C}
187
188setdef0.c setdef1.c setdefs.h: Makefile ${OBJS}
189	@perl5 $S/kern/gensetdefs.pl ${OBJS}
190
191# this rule stops ./assym.s in .depend from causing problems
192./assym.s: assym.s
193
194assym.s: $S/kern/genassym.sh genassym.o
195	OBJFORMAT=elf sh $S/kern/genassym.sh genassym.o > ${.TARGET}
196
197genassym.o: $S/$M/$M/genassym.c
198	${CC} -c ${CFLAGS} -elf $S/$M/$M/genassym.c
199
200${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
201
202kernel-depend:
203	rm -f .depend
204	${MAKE} _kernel-depend
205
206_kernel-depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND} \
207	    ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
208	    ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
209	rm -f .newdep
210	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
211	env MKDEP_CPP="${CC} -E" \
212	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
213	rm -f .depend
214	mv -f .newdep .depend
215
216kernel-cleandepend:
217	rm -f .depend
218
219links:
220	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
221	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
222	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
223	  sort -u | comm -23 - dontlink | \
224	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
225	sh makelinks; rm -f dontlink
226
227kernel-tags:
228	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
229	sh $S/conf/systags.sh
230	rm -f tags1
231	sed -e 's,      ../,    ,' tags > tags1
232
233kernel-install kernel-install.debug:
234.if exists(${DESTDIR}/boot)
235	@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
236		echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
237		exit 1 ; \
238	fi
239	@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
240		echo "You must activate /boot/device.hints in loader.conf." ; \
241		exit 1 ; \
242	fi
243.endif
244	@if [ ! -f ${KERNEL_KO}${.TARGET:S/kernel-install//} ] ; then \
245		echo "You must build a kernel first." ; \
246		exit 1 ; \
247	fi
248.if exists(${DESTDIR}${KODIR})
249.if exists(${DESTDIR}${KODIR}.old)
250	@-chflags -R noschg ${DESTDIR}${KODIR}.old
251	-rm -rf ${DESTDIR}${KODIR}.old
252.endif
253	mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old
254.endif
255	mkdir -p ${DESTDIR}${KODIR}
256	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
257	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
258	fi
259	install -c -m 555 -o root -g wheel -fschg \
260		${KERNEL_KO}${.TARGET:S/kernel-install//} ${DESTDIR}${KODIR}
261
262kernel-reinstall kernel-reinstall.debug:
263	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
264	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
265	fi
266	install -c -m 555 -o root -g wheel -fschg \
267		${KERNEL_KO}${.TARGET:S/kernel-reinstall//} ${DESTDIR}${KODIR}
268
269.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
270all:	modules
271depend: modules-depend
272clean:  modules-clean
273cleandepend:  modules-cleandepend
274cleandir:  modules-cleandir
275clobber:  modules-clobber
276tags:  modules-tags
277install: modules-install
278install.debug: modules-install.debug
279reinstall: modules-reinstall
280reinstall.debug: modules-reinstall.debug
281.endif
282
283MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
284
285modules:
286	@mkdir -p ${.OBJDIR}/modules
287	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
288	    env ${MKMODULESENV} ${MAKE} all
289
290modules-depend:
291	@mkdir -p ${.OBJDIR}/modules
292	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
293	    env ${MKMODULESENV} ${MAKE} depend
294
295modules-clean:
296	cd $S/modules ; env ${MKMODULESENV} ${MAKE} clean
297
298modules-cleandepend:
299	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandepend
300
301modules-clobber:	modules-clean
302	rm -rf ${MKMODULESENV}
303
304modules-cleandir:
305	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
306
307modules-tags:
308	cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
309
310modules-install modules-install.debug:
311	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
312
313modules-reinstall modules-reinstall.debug:
314	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
315
316config.o:
317	${NORMAL_C}
318
319param.c: $S/conf/param.c
320	-rm -f param.c
321	cp $S/conf/param.c .
322
323param.o:
324	${NORMAL_C}
325
326vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
327	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
328
329# XXX strictly, everything depends on Makefile because changes to ${PROF}
330# only appear there, but we don't handle that.
331vers.o:
332	${NORMAL_C}
333
334hints.o:	hints.c
335	${NORMAL_C}
336
337vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
338	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
339
340vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
341	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
342
343vnode_if.o:
344	${NORMAL_C}
345
346# Commented out for now pending a better solution.
347# How do we pick up compiler version specific flags??
348#.if exists($S/../share/mk)
349#.include "$S/../share/mk/bsd.kern.mk"
350#.else
351.include <bsd.kern.mk>
352#.endif
353
354%RULES
355
356# DO NOT DELETE THIS LINE -- make depend uses it
357