blob: e9f4e77ac9c2dc844cbf4488fc5c4536a87a1577 (
plain)
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
|
# $OpenBSD: Makefile.mvme88k,v 1.57 2010/04/27 16:54:54 deraadt Exp $
# For instructions on building kernels consult the config(8) and options(4)
# manual pages.
#
# N.B.: NO DEPENDENCIES ON FOLLOWING FLAGS ARE VISIBLE TO MAKEFILE
# IF YOU CHANGE THE DEFINITION OF ANY OF THESE RECOMPILE EVERYTHING
# DEBUG is set to -g by config if debugging is requested (config -g).
# PROF is set to -pg by config if profiling is requested (config -p).
.include <bsd.own.mk>
MKDEP?= mkdep
SIZE?= size
STRIP?= strip
# source tree is located via $S relative to the compilation directory
.ifndef S
S!= cd ../../../..; pwd
.endif
_mach?= mvme88k
_arch?= m88k
_machdir?= $S/arch/${_mach}
_archdir?= $S/arch/${_arch}
INCLUDES= -nostdinc -I. -I$S -I$S/arch
CPPFLAGS= ${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -D${_mach} -Dm88k
CWARNFLAGS= -Wall -Werror -Wmissing-prototypes \
-Wno-uninitialized -Wno-format -Wno-main -Wstrict-prototypes \
-Wstack-larger-than-2047 -Wvariable-decl
CMACHFLAGS= -mno-check-zero-division -mmemcpy \
-fno-builtin-printf -fno-builtin-log
.if ${IDENT:M-DNO_PROPOLICE}
CMACHFLAGS+= -fno-stack-protector
.endif
COPTS?= -O2
CFLAGS= ${DEBUG} ${CWARNFLAGS} ${CMACHFLAGS} ${COPTS} ${PIPE}
AFLAGS= -x assembler-with-cpp -traditional-cpp -D_LOCORE ${CMACHFLAGS}
LINKFLAGS= -Ttext 0x10000 -e start
STRIPFLAGS= -d
.if ${IDENT:M-DDDB_STRUCT}
DB_STRUCTINFO= db_structinfo.h
.else
DB_STRUCTINFO=
.endif
HOSTCC?= ${CC}
HOSTED_CPPFLAGS?=${CPPFLAGS:S/^-nostdinc$//}
HOSTED_CFLAGS?= ${CFLAGS}
### CPU configuration
# compile rules: rules are named ${TYPE}_${SUFFIX}${CONFIG_DEP}
# where TYPE is NORMAL, DRIVER, or PROFILE}; SUFFIX is the file suffix,
# capitalized (e.g. C for a .c file), and CONFIG_DEP is _C if the file
# is marked as config-dependent.
NORMAL_C_NOP= ${CC} ${CFLAGS} ${CPPFLAGS} -c $<
NORMAL_C= ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
NORMAL_S= ${CC} ${AFLAGS} ${CPPFLAGS} -c $<
HOSTED_C= ${HOSTCC} ${HOSTED_CFLAGS} ${HOSTED_CPPFLAGS} -c $<
PROFILE_C= ${CC} -S -c ${CFLAGS} ${CPPFLAGS} $<; \
sed -e s/_mcount/mcount/ -e s/subrmcount/subr_mcount/ <$*.s | \
${AS} -o $@; \
rm -f $*.s
%OBJS
%CFILES
%SFILES
# load lines for config "xxx" will be emitted as:
# xxx: ${SYSTEM_DEP} swapxxx.o
# ${SYSTEM_LD_HEAD}
# ${SYSTEM_LD} swapxxx.o
# ${SYSTEM_LD_TAIL}
# Kernel is linked as a ZMAGIC executable, with start at 10020
SYSTEM_OBJ= locore.o param.o ioconf.o ${OBJS}
SYSTEM_DEP= Makefile ${SYSTEM_OBJ}
SYSTEM_LD_HEAD= @rm -f $@
SYSTEM_LD= @echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' vers.o; \
${LD} ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} vers.o
SYSTEM_LD_TAIL= @${SIZE} $@; chmod 755 $@
DEBUG?=
.if ${DEBUG} == "-g"
LINKFLAGS+= -X
SYSTEM_LD_TAIL+=; \
echo cp $@ $@.gdb; rm -f $@.gdb; cp $@ $@.gdb; \
echo ${STRIP} ${STRIPFLAGS} $@; ${STRIP} ${STRIPFLAGS} $@
.else
LINKFLAGS+= -x
.endif
%LOAD
assym.h: $S/kern/genassym.sh Makefile \
${_archdir}/${_arch}/genassym.cf ${_machdir}/${_mach}/genassym.cf
cat ${_archdir}/${_arch}/genassym.cf ${_machdir}/${_mach}/genassym.cf | \
sh $S/kern/genassym.sh ${CC} ${CFLAGS} ${CPPFLAGS} ${PARAM} | \
sort -u > assym.h.tmp && \
mv -f assym.h.tmp assym.h
param.c: $S/conf/param.c
rm -f param.c
cp $S/conf/param.c .
param.o: param.c Makefile
${NORMAL_C}
mcount.o: $S/lib/libkern/mcount.c Makefile
${NORMAL_C_NOP}
ioconf.o: ioconf.c
${NORMAL_C}
vers.o: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
sh $S/conf/newvers.sh
${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
clean::
rm -f eddep *bsd bsd.gdb tags *.[io] [a-z]*.s \
[Ee]rrs linterrs makelinks assym.h ${DB_STRUCTINFO}
lint:
@lint -hbxncez -DGENERIC -Dvolatile= ${CPPFLAGS} ${PARAM} -UKGDB \
${CFILES} ioconf.c param.c | \
grep -v 'struct/union .* never defined' | \
grep -v 'possible pointer alignment problem'
tags:
@echo "see $S/kern/Makefile for tags"
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
SRCS= \
param.c ioconf.c ${CFILES} ${SFILES}
depend:: .depend
.depend: ${SRCS} assym.h param.c ${DB_STRUCTINFO}
${MKDEP} -a ${CFLAGS} ${CPPFLAGS} param.c ioconf.c ${CFILES}
.if !empty(SFILES)
${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${SFILES}
.endif
cat ${_archdir}/${_arch}/genassym.cf ${_machdir}/${_mach}/genassym.cf | \
sh $S/kern/genassym.sh ${MKDEP} -f assym.dep ${CFLAGS} ${CPPFLAGS}
@sed -e 's/.*\.o: /assym.h: /' -e 's/\/tmp\/genassym_c.[^ ]*//' \
< assym.dep >> .depend
@rm -f assym.dep
db_structinfo.h: $S/ddb/db_structinfo.c $S/ddb/parse_structinfo.awk
${CC} ${CFLAGS} ${CPPFLAGS} -gstabs -c $S/ddb/db_structinfo.c
objdump -g db_structinfo.o | awk -f $S/ddb/parse_structinfo.awk > $@
rm -f db_structinfo.o
locore.o: ${_machdir}/${_mach}/locore.S assym.h
${NORMAL_S}
# The install target can be redefined by putting a
# install-kernel-${MACHINE_NAME} target into /etc/mk.conf
MACHINE_NAME!= uname -n
install: install-kernel-${MACHINE_NAME}
.if !target(install-kernel-${MACHINE_NAME}})
install-kernel-${MACHINE_NAME}:
rm -f /obsd
ln /bsd /obsd
cp bsd /nbsd
mv /nbsd /bsd
.endif
%RULES
|
