1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
|
# Makefile.i386 -- with config changes.
# Copyright 1990 W. Jolitz
# from: @(#)Makefile.i386 7.1 5/10/91
# $FreeBSD$
#
# Makefile for FreeBSD
#
# This makefile is constructed from a machine description:
# config machineid
# Most changes should be made in the machine description
# /sys/i386/conf/``machineid''
# after which you should do
# config machineid
# Generic makefile changes should be made in
# /sys/i386/conf/Makefile.i386
# after which config should be rerun for all machines.
#
# Which version of config(8) is required.
%VERSREQ= 400016
# Can be overridden by makeoptions or /etc/make.conf
KERNEL?= kernel
KERNFORMAT?= elf
STD8X16FONT?= iso
.if exists(./@/.)
S= ./@
.else
S= ../..
.endif
I386= ${S}/i386
COPTFLAGS?=-O
INCLUDES= -nostdinc -I- -I. -I$S
# This hack is to allow kernel compiles to succeed on machines w/out srcdist
.if exists($S/../include)
INCLUDES+= -I$S/../include
.else
INCLUDES+= -I/usr/include
.endif
COPTS= ${INCLUDES} ${IDENT} -DKERNEL -include opt_global.h
CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
# XXX LOCORE means "don't declare C stuff" not "for locore.s".
ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
# Use the default object format for genassym, etc.
GEN_CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS} -UKERNEL
# Select the correct set of tools. Can't set OBJFORMAT here because it
# doesn't get exported into the environment, and if it were exported
# then it might break building of genassym, etc.
.if ${KERNFORMAT} == "elf"
CFLAGS+= -elf
.else
CFLAGS+= -aout
.endif
LOAD_ADDRESS?= C0100000
DEFINED_PROF= ${PROF}
.if defined(PROF)
CFLAGS+= -malign-functions=4
.if ${PROFLEVEL} >= 2
IDENT+= -DGPROF4 -DGUPROF
PROF+= -mprofiler-epilogue
.endif
.endif
NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
NORMAL_S= ${CC} -c ${ASM_CFLAGS} $<
PROFILE_C= ${CC} -c ${CFLAGS} $<
GEN_CFILES= ${I386}/i386/genassym.c
# setdef0.c and setdef1.c are intentionally
# omitted from SYSTEM_CFILES. They include setdefs.h, a header which
# is generated from all of ${OBJS}. We don't want to have to compile
# everything just to do a make depend.
SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
SYSTEM_SFILES= ${I386}/i386/locore.s
SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
.if ${CFLAGS:M-g} == ""
SYMORDER_EXCLUDE=-x symbols.exclude
.endif
.if ${KERNFORMAT} == aout || ${KERNFORMAT} == aoutkld
SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
SYSTEM_LD= @${LD} -aout -Bforcedynamic -Z -T ${LOAD_ADDRESS} -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
SYSTEM_LD_TAIL= @echo rearranging symbols; \
symorder -m ${SYMORDER_EXCLUDE} symbols.sort ${.TARGET}; \
size -aout ${.TARGET} ; chmod 755 ${.TARGET}
.endif
.if ${KERNFORMAT} == elf
SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
setdef1.o hack.So
SYSTEM_LD= @${LD} -elf -Bdynamic -T $S/i386/conf/kernel.script \
-export-dynamic -dynamic-linker /red/herring \
-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
SYSTEM_LD_TAIL= @size -elf ${.TARGET} ; chmod 755 ${.TARGET}
SYSTEM_DEP+= $S/i386/conf/kernel.script
.endif
%BEFORE_DEPEND
%OBJS
%CFILES
%SFILES
%MFILES
%CLEAN
all: ${KERNEL}
.if !defined(DEBUG)
FULLKERNEL= ${KERNEL}
.else
FULLKERNEL= ${KERNEL}.debug
${KERNEL}: ${FULLKERNEL}
.if ${KERNFORMAT} == "elf"
objcopy --strip-debug ${FULLKERNEL} ${KERNEL}
.else
cp ${FULLKERNEL} ${KERNEL}
strip -d ${KERNEL}
.endif
.endif
${FULLKERNEL}: ${BEFORE_DEPEND} ${SYSTEM_DEP} vers.o
@rm -f ${.TARGET}
@echo linking ${.TARGET}
${SYSTEM_LD}
${SYSTEM_LD_TAIL}
.if !exists(.depend)
${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h}
.endif
clean:
rm -f *.o *.so *.So *.ko *.s eddep errs genassym gensetdefs \
${KERNEL} ${FULLKERNEL} linterrs makelinks param.c \
setdef[01].c setdefs.h symbols.exclude symbols.sort tags \
vers.c vnode_if.c vnode_if.h ${CLEAN}
#lint: /tmp param.c
# @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
# ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
# grep -v 'struct/union .* never defined' | \
# grep -v 'possible pointer alignment problem'
symbols.exclude:
echo "gcc2_compiled." >symbols.exclude
echo "___gnu_compiled_c" >>symbols.exclude
symbols.sort: ${I386}/i386/symbols.raw
grep -v '^#' ${I386}/i386/symbols.raw \
| sed 's/^ //' | sort -u > symbols.sort
locore.o: ${I386}/i386/locore.s assym.s
${NORMAL_S}
.if ${KERNFORMAT} == elf
# This is a hack. BFD "optimizes" away dynamic mode if there are no
# dynamic references. We could probably do a '-Bforcedynamic' mode like
# in the a.out ld. For now, this works.
hack.So: Makefile
touch hack.c
${CC} -elf -shared -nostdlib hack.c -o hack.So
rm -f hack.c
.endif
.ORDER: setdefs.h setdef0.c setdef1.c
setdef0.o: setdef0.c setdefs.h
${NORMAL_C}
setdef1.o: setdef1.c setdefs.h
${NORMAL_C}
setdef0.c setdef1.c setdefs.h: ${OBJS}
@gensetdefs ${OBJS}
# this rule stops ./assym.s in .depend from causing problems
./assym.s: assym.s
assym.s: genassym
./genassym >assym.s
genassym.o: ${I386}/i386/genassym.c
${CC} -c ${GEN_CFLAGS} ${I386}/i386/genassym.c
genassym: genassym.o
${CC} ${GEN_CFLAGS} genassym.o -o ${.TARGET}
${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
rm -f .newdep
mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES}
mkdep -a -f .newdep ${GEN_CFLAGS} ${GEN_CFILES}
env MKDEP_CPP="${CC} -E" \
mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
rm -f .depend
mv -f .newdep .depend
cleandepend:
rm -f .depend
links:
egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
sort -u | comm -23 - dontlink | \
sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
sh makelinks && rm -f dontlink
tags:
@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
sh $S/conf/systags.sh
rm -f tags1
sed -e 's, ../, ,' tags > tags1
install install.debug:
@if [ ! -f ${KERNEL}${.TARGET:S/install//} ] ; then \
echo "You must first build a kernel first." ; \
exit 1 ; \
fi
.if exists(${DESTDIR}/${KERNEL})
-chflags noschg ${DESTDIR}/${KERNEL}
mv ${DESTDIR}/${KERNEL} ${DESTDIR}/${KERNEL}.old
.endif
PATH=$${PATH}:/sbin:/usr/sbin; \
if [ `sysctl -n kern.bootfile` = ${DESTDIR}/${KERNEL} ] ; then \
sysctl -w kern.bootfile=${DESTDIR}/${KERNEL}.old ; \
if [ -f /var/db/kvm_${KERNEL}.db ] ; then \
mv -f /var/db/kvm_${KERNEL}.db /var/db/kvm_${KERNEL}.old.db ; \
fi \
fi
install -c -m 555 -o root -g wheel -fschg \
${KERNEL}${.TARGET:S/install//} ${DESTDIR}/${KERNEL}
reinstall reinstall.debug:
install -c -m 555 -o root -g wheel -fschg \
${KERNEL}${.TARGET:S/reinstall//} ${DESTDIR}/${KERNEL}
config.o:
${NORMAL_C}
ioconf.o:
${NORMAL_C}
param.c: $S/conf/param.c
-rm -f param.c
cp $S/conf/param.c .
param.o:
${NORMAL_C}
vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
# XXX strictly, everything depends on Makefile because changes to ${PROF}
# only appear there, but we don't handle that.
vers.o:
${NORMAL_C}
.ORDER: vnode_if.c vnode_if.h
vnode_if.c vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
vnode_if.o:
${NORMAL_C}
.if exists($S/../share/mk)
.include "$S/../share/mk/bsd.kern.mk"
.else
.include <bsd.kern.mk>
.endif
%RULES
# DO NOT DELETE THIS LINE -- make depend uses it
|