Makefile.i386 revision 39537 
1231057Sdim# Makefile.i386 -- with config changes.
2231057Sdim# Copyright 1990 W. Jolitz
3231057Sdim#	from: @(#)Makefile.i386	7.1 5/10/91
4231057Sdim#	$Id: Makefile.i386,v 1.123 1998/09/15 21:07:07 gibbs Exp $
5231057Sdim#
6231057Sdim# Makefile for FreeBSD
7231057Sdim#
8231057Sdim# This makefile is constructed from a machine description:
9231057Sdim#	config machineid
10231057Sdim# Most changes should be made in the machine description
11231057Sdim#	/sys/i386/conf/``machineid''
12231057Sdim# after which you should do
13231057Sdim#	 config machineid
14231057Sdim# Generic makefile changes should be made in
15231057Sdim#	/sys/i386/conf/Makefile.i386
16231057Sdim# after which config should be rerun for all machines.
17231057Sdim#
18231057Sdim
19231057Sdim# Which version of config(8) is required.
20231057Sdim%VERSREQ=	300007
21231057Sdim
22231057SdimKERNFORMAT?=	aout
23231057Sdim
24231057SdimSTD8X16FONT?=	iso
25231057Sdim
26231057Sdim.if exists(./@/.)
27231057SdimS=	./@
28.else
29S=	../..
30.endif
31I386=	${S}/i386
32
33COPTFLAGS?=-O
34INCLUDES= -nostdinc -I- -I. -I$S
35# This hack is to allow kernel compiles to succeed on machines w/out srcdist
36.if exists($S/../include)
37INCLUDES+= -I$S/../include
38.else
39INCLUDES+= -I/usr/include
40.endif
41COPTS=	${INCLUDES} ${IDENT} -DKERNEL -include opt_global.h
42CFLAGS=	${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
43
44# XXX LOCORE means "don't declare C stuff" not "for locore.s".
45ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
46
47# Use the default object format for genassym, etc.
48GEN_CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
49
50# Select the correct set of tools. Can't set OBJFORMAT here because it
51# doesn't get exported into the environment, and if it were exported
52# then it might break building of genassym, etc.
53.if ${KERNFORMAT} == "elf"
54CFLAGS+=	-elf
55.else
56CFLAGS+=	-aout
57.endif
58
59LOAD_ADDRESS?=	F0100000
60DEFINED_PROF=	${PROF}
61.if defined(PROF)
62CFLAGS+=	-malign-functions=4
63.if ${PROFLEVEL} >= 2
64IDENT+=	-DGPROF4 -DGUPROF
65PROF+=	-mprofiler-epilogue
66.endif
67.endif
68
69NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
70NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
71NORMAL_S= ${CC} -c ${ASM_CFLAGS} $<
72DRIVER_C= ${CC} -c ${CFLAGS} ${PROF} $<
73DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
74DRIVER_S= ${CC} -c -x ${ASM_CFLAGS} $<
75PROFILE_C= ${CC} -c ${CFLAGS} $<
76
77GEN_CFILES= ${I386}/i386/genassym.c ${I386}/i386/gensetdefs.c
78# ${I386}/i386/setdef0.c and ${I386}/i386/setdef1.c are intentionally
79# omitted from SYSTEM_CFILES.  They include setdefs.h, a header which
80# is generated from all of ${OBJS}.  We don't want to have to compile
81# everything just to do a make depend.
82SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
83SYSTEM_SFILES= ${I386}/i386/locore.s
84SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
85.if ${CFLAGS:M-g} == ""
86SYMORDER_EXCLUDE=-x symbols.exclude
87.endif
88SYSTEM_LD_HEAD= @echo loading ${.TARGET}; rm -f ${.TARGET}
89.if ${KERNFORMAT} == aout
90SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
91SYSTEM_LD= @${LD} -aout -Bstatic -Z -T ${LOAD_ADDRESS} -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
92SYSTEM_LD_TAIL= @echo rearranging symbols; \
93	symorder -m ${SYMORDER_EXCLUDE} symbols.sort ${.TARGET}; \
94	size -aout ${.TARGET} ; chmod 755 ${.TARGET}
95.endif
96.if ${KERNFORMAT} == aoutkld
97SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
98SYSTEM_LD= @${LD} -aout -Bforcedynamic -Z -T ${LOAD_ADDRESS} -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
99SYSTEM_LD_TAIL= @echo rearranging symbols; \
100	symorder -m ${SYMORDER_EXCLUDE} symbols.sort ${.TARGET}; \
101	size -aout ${.TARGET} ; chmod 755 ${.TARGET}
102.endif
103.if ${KERNFORMAT} == elf
104SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
105	setdef1.o
106SYSTEM_LD= @${LD} -elf -Bstatic -Ttext ${LOAD_ADDRESS} -e btext -defsym _DYNAMIC=0 \
107	-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
108SYSTEM_LD_TAIL= @size -elf ${.TARGET} ; chmod 755 ${.TARGET}
109.endif
110
111%BEFORE_DEPEND
112
113%OBJS
114
115%CFILES
116
117%SFILES
118
119%MFILES
120
121%LOAD
122
123%CLEAN
124
125clean:
126	rm -f *.o *.s eddep errs genassym gensetdefs kernel linterrs \
127	      makelinks param.c setdefs.h symbols.exclude symbols.sort tags \
128	      vers.c vnode_if.c vnode_if.h ${CLEAN}
129
130#lint: /tmp param.c
131#	@lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
132#	  ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
133#	    grep -v 'struct/union .* never defined' | \
134#	    grep -v 'possible pointer alignment problem'
135
136symbols.exclude:
137	echo "gcc2_compiled." >symbols.exclude
138	echo "___gnu_compiled_c" >>symbols.exclude
139
140symbols.sort: ${I386}/i386/symbols.raw
141	grep -v '^#' ${I386}/i386/symbols.raw \
142	    | sed 's/^	//' | sort -u > symbols.sort
143
144locore.o: ${I386}/i386/locore.s assym.s
145	${NORMAL_S}
146
147setdef0.o: ${I386}/i386/setdef0.c setdefs.h
148	${NORMAL_C}
149
150setdef1.o: ${I386}/i386/setdef1.c setdefs.h
151	${NORMAL_C}
152
153setdefs.h: gensetdefs ${OBJS}
154	./gensetdefs ${OBJS} >setdefs.h
155
156gensetdefs: gensetdefs.o
157	${CC} ${GEN_CFLAGS} gensetdefs.o -o ${.TARGET}
158
159gensetdefs.o: ${I386}/i386/gensetdefs.c
160	${CC} -c ${GEN_CFLAGS} ${I386}/i386/gensetdefs.c
161
162# this rule stops ./assym.s in .depend from causing problems
163./assym.s: assym.s
164
165assym.s: genassym
166	./genassym >assym.s
167
168genassym.o: ${I386}/i386/genassym.c
169	${CC} -c ${GEN_CFLAGS} ${I386}/i386/genassym.c
170
171genassym: genassym.o
172	${CC} ${GEN_CFLAGS} genassym.o -o ${.TARGET}
173
174${SYSTEM_OBJS} genassym.o gensetdefs.o vers.o: opt_global.h
175
176# XXX this assumes that the options for NORMAL_C* and DRIVER_C* are identical.
177depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
178	rm -f .newdep
179	mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES}
180	mkdep -a -f .newdep ${GEN_CFLAGS} ${GEN_CFILES}
181	env MKDEP_CPP="${CC} -E" \
182	    mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
183	rm -f .depend
184	mv -f .newdep .depend
185
186cleandepend:
187	rm -f .depend
188
189links:
190	egrep '#if' ${CFILES:Nswapkernel.c} | sed -f $S/conf/defines | \
191	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
192	echo ${CFILES:Nswapkernel.c} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
193	  sort -u | comm -23 - dontlink | \
194	  sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
195	sh makelinks && rm -f dontlink
196
197tags:
198	@echo "see $S/kern/Makefile for tags"
199
200install:
201	@if [ ! -f kernel ] ; then \
202		echo "You must first build your kernel before trying to install." ; \
203		exit 1 ; \
204	fi
205.if exists(${DESTDIR}/kernel)
206	chflags noschg ${DESTDIR}/kernel
207	mv ${DESTDIR}/kernel ${DESTDIR}/kernel.old
208.endif
209	PATH=$${PATH}:/sbin:/usr/sbin; \
210	if [ `sysctl -n kern.bootfile` = ${DESTDIR}/kernel ] ; then \
211		sysctl -w kern.bootfile=${DESTDIR}/kernel.old ; \
212		if [ -f /var/db/kvm_kernel.db ] ; then \
213			mv -f /var/db/kvm_kernel.db /var/db/kvm_kernel.old.db ; \
214		fi \
215	fi
216	install -c -m 555 -o root -g wheel -fschg kernel ${DESTDIR}/
217
218config.o:
219	${NORMAL_C}
220
221ioconf.o:
222	${NORMAL_C}
223
224param.c: $S/conf/param.c
225	-rm -f param.c
226	cp $S/conf/param.c .
227
228param.o:
229	${NORMAL_C}
230
231vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
232	sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
233
234# XXX strictly, everything depends on Makefile because changes to ${PROF}
235# only appear there, but we don't handle that.
236vers.o:
237	${NORMAL_C}
238
239.ORDER: vnode_if.c vnode_if.h
240vnode_if.c vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
241	sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
242
243vnode_if.o:
244	${NORMAL_C}
245
246.if exists($S/../share/mk)
247.include "$S/../share/mk/bsd.kern.mk"
248.else
249.include <bsd.kern.mk>
250.endif
251
252%RULES
253
254# DO NOT DELETE THIS LINE -- make depend uses it
255