Makefile.i386 revision 71729 
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 71729 2001-01-28 06:39:56Z marcel $
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
122tags:  kernel-tags
123install: kernel-install
124install.debug: kernel-install.debug
125reinstall: kernel-reinstall
126reinstall.debug: kernel-reinstall.debug
127
128.if !defined(DEBUG)
129FULLKERNEL=	${KERNEL_KO}
130.else
131FULLKERNEL=	${KERNEL_KO}.debug
132${KERNEL_KO}: ${FULLKERNEL}
133	${OBJCOPY} --strip-debug ${FULLKERNEL} ${KERNEL_KO}
134.endif
135
136${FULLKERNEL}: ${SYSTEM_DEP} vers.o
137	@rm -f ${.TARGET}
138	@echo linking ${.TARGET}
139	${SYSTEM_LD}
140	${SYSTEM_LD_TAIL}
141
142.if !exists(.depend)
143${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h} ${MFILES:T:S/.m$/.h/}
144.endif
145
146.for mfile in ${MFILES}
147${mfile:T:S/.m$/.h/}: ${mfile}
148	perl5 $S/kern/makeobjops.pl -h ${mfile}
149.endfor
150
151kernel-clean:
152	rm -f *.o *.so *.So *.ko *.s eddep errs \
153	      ${FULLKERNEL} ${KERNEL_KO} linterrs makelinks param.c \
154	      setdef[01].c setdefs.h tags \
155	      vers.c vnode_if.c vnode_if.h \
156	      ${MFILES:T:S/.m$/.c/} ${MFILES:T:S/.m$/.h/} \
157	      ${CLEAN}
158
159#lint: /tmp param.c
160#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
161#	  $S/$M/$M/Locore.c ${CFILES} param.c | \
162#	    grep -v 'struct/union .* never defined' | \
163#	    grep -v 'possible pointer alignment problem'
164
165locore.o: $S/$M/$M/locore.s assym.s
166	${NORMAL_S}
167
168# This is a hack.  BFD "optimizes" away dynamic mode if there are no
169# dynamic references.  We could probably do a '-Bforcedynamic' mode like
170# in the a.out ld.  For now, this works.
171hack.So: Makefile
172	touch hack.c
173	${CC} ${FMT} -shared -nostdlib hack.c -o hack.So
174	rm -f hack.c
175
176.ORDER: setdefs.h setdef0.c setdef1.c
177
178setdef0.o: setdef0.c setdefs.h
179	${NORMAL_C}
180
181setdef1.o: setdef1.c setdefs.h
182	${NORMAL_C}
183
184setdef0.c setdef1.c setdefs.h: Makefile ${OBJS}
185	@perl5 $S/kern/gensetdefs.pl ${OBJS}
186
187# this rule stops ./assym.s in .depend from causing problems
188./assym.s: assym.s
189
190assym.s: $S/kern/genassym.sh genassym.o
191	sh $S/kern/genassym.sh genassym.o > ${.TARGET}
192
193genassym.o: $S/$M/$M/genassym.c
194	${CC} -c ${CFLAGS} $S/$M/$M/genassym.c
195
196${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
197
198kernel-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	rm -f .newdep
202	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES} ${GEN_CFILES}
203	env MKDEP_CPP="${CC} -E" \
204	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
205	rm -f .depend
206	mv -f .newdep .depend
207
208kernel-cleandepend:
209	rm -f .depend
210
211links:
212	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
213	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
214	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
215	  sort -u | comm -23 - dontlink | \
216	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
217	sh makelinks; rm -f dontlink
218
219kernel-tags:
220	@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
221	sh $S/conf/systags.sh
222	rm -f tags1
223	sed -e 's,      ../,    ,' tags > tags1
224
225kernel-install kernel-install.debug:
226.if exists(${DESTDIR}/boot)
227	@if [ ! -f ${DESTDIR}/boot/device.hints ] ; then \
228		echo "You must set up a ${DESTDIR}/boot/device.hints file first." ; \
229		exit 1 ; \
230	fi
231	@if [ x"`grep device.hints ${DESTDIR}/boot/defaults/loader.conf ${DESTDIR}/boot/loader.conf`" = "x" ]; then \
232		echo "You must activate /boot/device.hints in loader.conf." ; \
233		exit 1 ; \
234	fi
235.endif
236	@if [ ! -f ${KERNEL_KO}${.TARGET:S/kernel-install//} ] ; then \
237		echo "You must build a kernel first." ; \
238		exit 1 ; \
239	fi
240.if exists(${DESTDIR}${KODIR})
241.if exists(${DESTDIR}${KODIR}.old)
242	@-chflags -R noschg ${DESTDIR}${KODIR}.old
243	-rm -rf ${DESTDIR}${KODIR}.old
244.endif
245	mv ${DESTDIR}${KODIR} ${DESTDIR}${KODIR}.old
246.endif
247	mkdir -p ${DESTDIR}${KODIR}
248	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
249	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
250	fi
251	install -c -m 555 -o root -g wheel -fschg \
252		${KERNEL_KO}${.TARGET:S/kernel-install//} ${DESTDIR}${KODIR}
253
254kernel-reinstall kernel-reinstall.debug:
255	@if [ -f ${DESTDIR}${KODIR}/${KERNEL_KO} ] ; then \
256	    chflags noschg ${DESTDIR}${KODIR}/${KERNEL_KO} ; \
257	fi
258	install -c -m 555 -o root -g wheel -fschg \
259		${KERNEL_KO}${.TARGET:S/kernel-reinstall//} ${DESTDIR}${KODIR}
260
261.if !defined(MODULES_WITH_WORLD) && !defined(NO_MODULES) && exists($S/modules)
262all:	modules
263depend: modules-depend
264clean:  modules-clean
265cleandepend:  modules-cleandepend
266cleandir:  modules-cleandir
267tags:  modules-tags
268install: modules-install
269install.debug: modules-install.debug
270reinstall: modules-reinstall
271reinstall.debug: modules-reinstall.debug
272.endif
273
274MKMODULESENV=	MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR}
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-cleandir:
293	cd $S/modules ; env ${MKMODULESENV} ${MAKE} cleandir
294
295modules-tags:
296	cd $S/modules ; env ${MKMODULESENV} ${MAKE} tags
297
298modules-install modules-install.debug:
299	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
300
301modules-reinstall modules-reinstall.debug:
302	cd $S/modules ; env ${MKMODULESENV} ${MAKE} install
303
304config.o:
305	${NORMAL_C}
306
307param.c: $S/conf/param.c
308	-rm -f param.c
309	cp $S/conf/param.c .
310
311param.o:
312	${NORMAL_C}
313
314vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
315	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
316
317# XXX strictly, everything depends on Makefile because changes to ${PROF}
318# only appear there, but we don't handle that.
319vers.o:
320	${NORMAL_C}
321
322hints.o:	hints.c
323	${NORMAL_C}
324
325vnode_if.c: $S/kern/vnode_if.pl $S/kern/vnode_if.src
326	perl5 $S/kern/vnode_if.pl -c $S/kern/vnode_if.src
327
328vnode_if.h: $S/kern/vnode_if.pl $S/kern/vnode_if.src
329	perl5 $S/kern/vnode_if.pl -h $S/kern/vnode_if.src
330
331vnode_if.o:
332	${NORMAL_C}
333
334# Commented out for now pending a better solution.
335# How do we pick up compiler version specific flags??
336#.if exists($S/../share/mk)
337#.include "$S/../share/mk/bsd.kern.mk"
338#.else
339.include <bsd.kern.mk>
340#.endif
341
342%RULES
343
344# DO NOT DELETE THIS LINE -- make depend uses it
345