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Makefile.mips revision 1.11
      1 #	$NetBSD: Makefile.mips,v 1.11 2001/01/04 05:13:30 shin Exp $
      2 
      3 # Makefile for NetBSD
      4 #
      5 # This makefile is constructed from a machine description:
      6 #	config machineid
      7 # Most changes should be made in the machine description
      8 #	/sys/arch/<machine>/conf/``machineid''
      9 # after which you should do
     10 #	config machineid
     11 # Machine generic makefile changes should be made in
     12 #	/sys/arch/mips/conf/Makefile.mips
     13 # after which config should be rerun for all machines of that type.
     14 
     15 # DEBUG is set to -g if debugging.
     16 # PROF is set to -pg if profiling.
     17 
     18 AR?=		${CROSSDIR}ar
     19 AS?=		${CROSSDIR}as
     20 CC?=		${CROSSDIR}cc
     21 CPP?=		cpp
     22 LD?=		${CROSSDIR}ld
     23 LORDER?=	lorder
     24 MKDEP?=		mkdep
     25 NM?=		${CROSSDIR}nm
     26 RANLIB?=	${CROSSDIR}ranlib
     27 SIZE?=		${CROSSDIR}size
     28 STRIP?=		${CROSSDIR}strip
     29 TSORT?=		${CROSSDIR}tsort -q
     30 
     31 DEFCOPTS?=	-O2
     32 COPTS?=		${DEFCOPTS}
     33 
     34 DEFGP?=		-G 0
     35 TEXTADDR?=	${DEFTEXTADDR}
     36 
     37 # source tree is located via $S relative to the compilation directory
     38 .ifndef S
     39 S=	../../../..
     40 .endif
     41 THISMIPS=	$S/arch/${TARGET_MACHINE}
     42 MIPS=		$S/arch/mips
     43 
     44 HAVE_EGCS!=	${CC} --version | egrep "^(2\.[89]|egcs)" ; echo
     45 INCLUDES=	-I. -I$S/arch -I$S -nostdinc
     46 CPPFLAGS=	${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -D${TARGET_MACHINE}
     47 CWARNFLAGS?=	-Wall -Werror -Wstrict-prototypes -Wmissing-prototypes \
     48 		-Wpointer-arith
     49 # XXX Delete -Wuninitialized for now, since the compiler doesn't
     50 # XXX always get it right.  --thorpej
     51 CWARNFLAGS+=	-Wno-uninitialized
     52 .if (${HAVE_EGCS} != "")
     53 CWARNFLAGS+=	-Wno-main
     54 .endif
     55 GP?=		${DEFGP}
     56 CFLAGS=		${DEBUG} ${COPTS} ${CWARNFLAGS} ${GP} \
     57 		-mno-abicalls -mno-half-pic
     58 AFLAGS=		-x assembler-with-cpp -traditional-cpp -D_LOCORE
     59 LINKFLAGS+=	-Ttext ${TEXTADDR} -e start ${GP}
     60 .if (${ENDIAN} == "-EB")
     61 LINKFLAGS+=	-T ${MIPS}/conf/kern.ldscript.be
     62 CFLAGS+=	-EB
     63 AFLAGS+=	-EB
     64 LD+=		-EB
     65 .else
     66 LINKFLAGS+=	-T ${MIPS}/conf/kern.ldscript.le
     67 CFLAGS+=	-EL
     68 AFLAGS+=	-EL
     69 LD+=		-EL
     70 .endif
     71 STRIPFLAGS=	-g -X -x
     72 
     73 .if exists(${THISMIPS}/conf/Makefile.${TARGET_MACHINE}.inc)
     74 .include "${THISMIPS}/conf/Makefile.${TARGET_MACHINE}.inc"
     75 .endif
     76 
     77 %INCLUDES
     78 
     79 ### find out what to use for libkern
     80 .include "$S/lib/libkern/Makefile.inc"
     81 .ifndef PROF
     82 LIBKERN=	${KERNLIB}
     83 .else
     84 LIBKERN=	${KERNLIB_PROF}
     85 .endif
     86 
     87 ### find out what to use for libcompat
     88 .include "$S/compat/common/Makefile.inc"
     89 .ifndef PROF
     90 LIBCOMPAT=	${COMPATLIB}
     91 .else
     92 LIBCOMPAT=	${COMPATLIB_PROF}
     93 .endif
     94 
     95 # compile rules: rules are named ${TYPE}_${SUFFIX} where TYPE is NORMAL or
     96 # HOSTED}, and SUFFIX is the file suffix, capitalized (e.g. C for a .c file).
     97 
     98 NORMAL_C=	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
     99 NOPROF_C=	${CC} ${CFLAGS} ${CPPFLAGS} -c $<
    100 NORMAL_S=	${CC} ${AFLAGS} ${CPPFLAGS} -c $<
    101 
    102 %OBJS
    103 
    104 %CFILES
    105 
    106 %SFILES
    107 
    108 # load lines for config "xxx" will be emitted as:
    109 # xxx: ${SYSTEM_DEP} swapxxx.o
    110 #	${SYSTEM_LD_HEAD}
    111 #	${SYSTEM_LD} swapxxx.o
    112 #	${SYSTEM_LD_TAIL}
    113 SYSTEM_OBJ=	locore.o locore_machdep.o
    114 .if !empty(IDENT:M-DMIPS1)
    115 SYSTEM_OBJ+=	locore_mips1.o
    116 .endif
    117 .if !empty(IDENT:M-DMIPS3)
    118 SYSTEM_OBJ+=	locore_mips3.o
    119 .endif
    120 .if empty(IDENT:M-DNOFPU)
    121 SYSTEM_OBJ+=	fp.o
    122 .endif
    123 SYSTEM_OBJ+=	param.o ioconf.o ${OBJS} ${LIBKERN} ${LIBCOMPAT}
    124 SYSTEM_DEP=	Makefile ${SYSTEM_OBJ}
    125 SYSTEM_LD_HEAD?=@rm -f $@
    126 SYSTEM_LD?=	@echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' vers.o ; \
    127 		${LD} ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} vers.o
    128 SYSTEM_LD_TAIL?= \
    129 		@${SIZE} $@; chmod 755 $@
    130 
    131 DEBUG?=
    132 .if ${DEBUG} == "-g"
    133 LINKFLAGS+=	-X
    134 .ifdef DEBUG_SYSTEM_LD_TAIL
    135 SYSTEM_LD_TAIL+=${DEBUG_SYSTEM_LD_TAIL}
    136 .else
    137 SYSTEM_LD_TAIL+=; \
    138 		echo mv -f $@ $@.gdb; mv -f $@ $@.gdb; \
    139 		echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \
    140 		${STRIP} ${STRIPFLAGS} -o $@ $@.gdb
    141 .endif
    142 .else
    143 LINKFLAGS+=	-x
    144 .endif
    145 
    146 .ifdef POST_STRIP_SYSTEM_LD_TAIL
    147 SYSTEM_LD_TAIL+=${POST_STRIP_SYSTEM_LD_TAIL}
    148 .endif
    149 
    150 %LOAD
    151 
    152 assym.h: $S/kern/genassym.sh ${MIPS}/mips/genassym.cf
    153 	sh $S/kern/genassym.sh ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} \
    154 	  < ${MIPS}/mips/genassym.cf > assym.h.tmp && \
    155 	mv -f assym.h.tmp assym.h
    156 
    157 
    158 param.c: $S/conf/param.c
    159 	rm -f param.c
    160 	cp $S/conf/param.c .
    161 
    162 param.o: param.c Makefile
    163 	${NORMAL_C}
    164 
    165 ioconf.o: ioconf.c
    166 	${NORMAL_C}
    167 
    168 newvers: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
    169 	sh $S/conf/newvers.sh
    170 	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
    171 
    172 __CLEANKERNEL: .USE
    173 	@echo "${.TARGET}ing the kernel objects"
    174 	rm -f eddep *netbsd netbsd.ecoff netbsd.gdb tags *.[io] \
    175 	  [a-z]*.s [Ee]rrs linterrs makelinks assym.h.tmp assym.h
    176 
    177 __CLEANDEPEND: .USE
    178 	rm -f .depend
    179 
    180 clean: __CLEANKERNEL
    181 
    182 cleandir distclean: __CLEANKERNEL __CLEANDEPEND
    183 
    184 lint:
    185 	@lint -hbxncez -Dvolatile= ${CPPFLAGS} -UKGDB \
    186 	  ${MIPS}/mips/Locore.c ${CFILES} \
    187 	  ioconf.c param.c | \
    188 	  grep -v 'static function .* unused'
    189 
    190 tags:
    191 	@echo "see $S/kern/Makefile for tags"
    192 
    193 links:
    194 	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
    195 	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
    196 	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
    197 	  sort -u | comm -23 - dontlink | \
    198 	  sed 's,../.*/\(.*.o\),rm -f \1; ln -s ../GENERIC/\1 \1,' > makelinks
    199 	sh makelinks && rm -f dontlink
    200 
    201 SRCS=	${MIPS}/mips/locore.S \
    202 	${THISMIPS}/${TARGET_MACHINE}/locore_machdep.S \
    203 	param.c ioconf.c ${CFILES} ${SFILES}
    204 .if !empty(IDENT:M-DMIPS1)
    205 SRCS+=	${MIPS}/mips/locore_mips1.S
    206 .endif
    207 .if !empty(IDENT:M-DMIPS3)
    208 SRCS+=	${MIPS}/mips/locore_mips3.S
    209 .endif
    210 .if empty(IDENT:M-DNOFPU)
    211 SRCS+=	${MIPS}/mips/fp.S
    212 .endif
    213 
    214 depend: .depend
    215 .depend: ${SRCS} assym.h param.c
    216 	${MKDEP} ${AFLAGS} ${CPPFLAGS} ${MIPS}/mips/locore.S
    217 .if !empty(IDENT:M-DMIPS1)
    218 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${MIPS}/mips/locore_mips1.S
    219 .endif
    220 .if !empty(IDENT:M-DMIPS3)
    221 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${MIPS}/mips/locore_mips3.S
    222 .endif
    223 .if empty(IDENT:M-DNOFPU)
    224 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${MIPS}/mips/fp.S
    225 .endif
    226 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${THISMIPS}/${TARGET_MACHINE}/locore_machdep.S
    227 	${MKDEP} -a ${CFLAGS} ${CPPFLAGS} param.c ioconf.c ${CFILES}
    228 .if (${SFILES} != "")
    229 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${SFILES}
    230 .endif
    231 	sh $S/kern/genassym.sh ${MKDEP} -f assym.dep ${CFLAGS} \
    232 	  ${CPPFLAGS} < ${MIPS}/mips/genassym.cf
    233 	@sed -e 's/.*\.o:.*\.c/assym.h:/' < assym.dep >> .depend
    234 	@rm -f assym.dep
    235 
    236 dependall: depend all
    237 
    238 
    239 # depend on root or device configuration
    240 autoconf.o conf.o: Makefile
    241 
    242 # depend on network or filesystem configuration
    243 uipc_proto.o vfs_conf.o: Makefile
    244 
    245 # depend on maxusers
    246 machdep.o: Makefile
    247 
    248 # depend on CPU configuration
    249 machdep.o mainbus.o trap.o: Makefile
    250 
    251 # depend on System V IPC/shmem options
    252 mips_machdep.o pmap.o: Makefile
    253 
    254 locore.o: ${MIPS}/mips/locore.S assym.h
    255 	${NORMAL_S}
    256 
    257 locore_mips1.o: ${MIPS}/mips/locore_mips1.S assym.h
    258 	${NORMAL_S}
    259 
    260 locore_mips3.o: ${MIPS}/mips/locore_mips3.S assym.h
    261 	${NORMAL_S}
    262 
    263 fp.o: ${MIPS}/mips/fp.S assym.h
    264 	${NORMAL_S}
    265 
    266 locore_machdep.o: ${THISMIPS}/${TARGET_MACHINE}/locore_machdep.S assym.h
    267 	${NORMAL_S}
    268 
    269 # The install target can be redefined by putting a
    270 # install-kernel-${MACHINE_NAME} target into /etc/mk.conf
    271 MACHINE_NAME!=  uname -n
    272 install: install-kernel-${MACHINE_NAME}
    273 .if !target(install-kernel-${MACHINE_NAME}})
    274 install-kernel-${MACHINE_NAME}:
    275 	rm -f /onetbsd
    276 	ln /netbsd /onetbsd
    277 	cp netbsd /nnetbsd
    278 	mv /nnetbsd /netbsd
    279 .endif
    280 
    281 %RULES
    282