Makefile.i386 revision 79017 
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 79014 2001-06-30 06:29:47Z imp $
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
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 vnode_if.o ${OBJS} param.o hints.o config.o hack.So
98SYSTEM_LD= @${LD} ${FMT} -Bdynamic -T $S/conf/ldscript.$M \
99	-export-dynamic -dynamic-linker /red/herring \
100	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
101SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \
102	${SIZE} ${FMT} ${.TARGET} ; chmod 755 ${.TARGET}
103SYSTEM_DEP+= $S/conf/ldscript.$M
104
105%BEFORE_DEPEND
106
107%OBJS
108
109%FILES.c
110
111%FILES.s
112
113%FILES.m
114
115%CLEAN
116
117.PHONY:	all modules
118
119all: ${KERNEL_KO}
120
121depend: kernel-depend
122clean:  kernel-clean
123cleandepend:  kernel-cleandepend
124clobber: kernel-clobber
125tags:  kernel-tags
126install: kernel-install
127install.debug: kernel-install.debug
128reinstall: kernel-reinstall
129reinstall.debug: kernel-reinstall.debug
130
131.if !defined(DEBUG)
132FULLKERNEL=	${KERNEL_KO}
133.else
134FULLKERNEL=	${KERNEL_KO}.debug
135${KERNEL_KO}: ${FULLKERNEL}
136	${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
137.endif
138
139${FULLKERNEL}: ${SYSTEM_DEP} vers.o
140	@rm -f ${.TARGET}
141	@echo linking ${.TARGET}
142	${SYSTEM_LD}
143	${SYSTEM_LD_TAIL}
144
145.if !exists(.depend)
146${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
147.endif
148
149.for mfile in ${MFILES}
150${mfile:T:S/.m$/.h/}: ${mfile}
151	perl5 $S/kern/makeobjops.pl -h ${mfile}
152.endfor
153
154kernel-clean:
155	rm -f *.o *.so *.So *.ko *.s eddep errs \
156	      ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks param.c \
157	      setdef[01].c setdefs.h tags \
158	      vers.c vnode_if.c vnode_if.h \
159	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
160	      ${CLEAN}
161
162kernel-clobber:
163	find . -type f ! -name version -delete
164
165#lint: /tmp param.c
166#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
167#	  $S/$M/$M/Locore.c ${CFILES} param.c | \
168#	    grep -v 'struct/union .* never defined' | \
169#	    grep -v 'possible pointer alignment problem'
170
171locore.o: $S/$M/$M/locore.s assym.s
172	${NORMAL_S}
173
174# This is a hack.  BFD "optimizes" away dynamic mode if there are no
175# dynamic references.  We could probably do a '-Bforcedynamic' mode like
176# in the a.out ld.  For now, this works.
177hack.So: Makefile
178	touch hack.c
179	${CC} ${FMT} -shared -nostdlib hack.c -o hack.So
180	rm -f hack.c
181
182# this rule stops ./assym.s in .depend from causing problems
183./assym.s: assym.s
184
185assym.s: $S/kern/genassym.sh genassym.o
186	OBJFORMAT=elf sh $S/kern/genassym.sh genassym.o > ${.TARGET}
187
188genassym.o: $S/$M/$M/genassym.c
189	${CC} -c ${CFLAGS} -elf $S/$M/$M/genassym.c
190
191${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
192
193kernel-depend:
194	rm -f .olddep
195	if [ -f .depend ]; then mv .depend .olddep; fi
196	${MAKE} _kernel-depend
197
198_kernel-depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND} \
199	    ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES} ${SFILES} \
200	    ${SYSTEM_SFILES} ${MFILES:T:S/.m$/.h/}
201	if [ -f .olddep ]; then mv .olddep .depend; fi
202	rm -f .newdep
203	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
204	env MKDEP_CPP="${CC} -E" \
205	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
206	rm -f .depend
207	mv .newdep .depend
208
209kernel-cleandepend:
210	rm -f .depend
211
212links:
213	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
214	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
215	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
216	  sort -u | comm -23 - dontlink | \
217	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
218	sh makelinks; rm -f dontlink
219
220kernel-tags:
221	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
222	sh $S/conf/systags.sh
223	rm -f tags1
224	sed -e 's,      ../,    ,' tags > tags1
225
226kernel-install kernel-install.debug:
227.if exists(${DESTDIR}/boot)
228	@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
229		echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
230		exit 1 ; \
231	fi
232	@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
233		echo "You must activate /boot/device.hints in loader.conf." ; \
234		exit 1 ; \
235	fi
236.endif
237	@if [ ! -f ${KERNEL_KO}${.TARGET:S/kernel-install//} ] ; then \
238		echo "You must build a kernel first." ; \
239		exit 1 ; \
240	fi
241.if exists(${DESTDIR}${KODIR})
242.if exists(${DESTDIR}${KODIR}.old)
243	@-chflags -R noschg ${DESTDIR}${KODIR}.old
244	-rm -rf ${DESTDIR}${KODIR}.old
245.endif
246	mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old
247.endif
248	mkdir -p ${DESTDIR}${KODIR}
249	install -c -m 555 -o root -g wheel \
250		${KERNEL_KO}${.TARGET:S/kernel-install//} ${DESTDIR}${KODIR}
251
252kernel-reinstall kernel-reinstall.debug:
253	@-chflags -R noschg ${DESTDIR}${KODIR}
254	install -c -m 555 -o root -g wheel \
255		${KERNEL_KO}${.TARGET:S/kernel-reinstall//} ${DESTDIR}${KODIR}
256
257.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
258all:	modules
259depend: modules-depend
260clean:  modules-clean
261cleandepend:  modules-cleandepend
262cleandir:  modules-cleandir
263clobber:  modules-clobber
264tags:  modules-tags
265install: modules-install
266install.debug: modules-install.debug
267reinstall: modules-reinstall
268reinstall.debug: modules-reinstall.debug
269.endif
270
271MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
272.if defined(MODULES_OVERRIDE)
273MKMODULESENV+=	MODULES_OVERRIDE="${MODULES_OVERRIDE}"
274.endif
275
276modules:
277	@mkdir -p ${.OBJDIR}/modules
278	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
279	    env ${MKMODULESENV} ${MAKE} all
280
281modules-depend:
282	@mkdir -p ${.OBJDIR}/modules
283	cd $S/modules ; env ${MKMODULESENV} ${MAKE} obj ; \
284	    env ${MKMODULESENV} ${MAKE} depend
285
286modules-clean:
287	cd $S/modules ; env ${MKMODULESENV} ${MAKE} clean
288
289modules-cleandepend:
290	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandepend
291
292modules-clobber:	modules-clean
293	rm -rf ${MKMODULESENV}
294
295modules-cleandir:
296	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
297
298modules-tags:
299	cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
300
301modules-install modules-install.debug:
302	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
303
304modules-reinstall modules-reinstall.debug:
305	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
306
307config.o:
308	${NORMAL_C}
309
310param.c: $S/conf/param.c
311	-rm -f param.c
312	cp $S/conf/param.c .
313
314param.o:
315	${NORMAL_C}
316
317vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
318	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
319
320# XXX strictly, everything depends on Makefile because changes to ${PROF}
321# only appear there, but we don't handle that.
322vers.o:
323	${NORMAL_C}
324
325hints.o:	hints.c
326	${NORMAL_C}
327
328vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
329	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
330
331vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
332	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
333
334vnode_if.o:
335	${NORMAL_C}
336
337# Commented out for now pending a better solution.
338# How do we pick up compiler version specific flags??
339#.if exists($S/../share/mk)
340#.include "$S/../share/mk/bsd.kern.mk"
341#.else
342.include <bsd.kern.mk>
343#.endif
344
345%RULES
346
347# DO NOT DELETE THIS LINE -- make depend uses it
348