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Makefile.sparc revision 1.73
      1 # 	$NetBSD: Makefile.sparc,v 1.73 2001/05/29 02:20:26 mrg 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/sparc/conf/``machineid''
      9 # after which you should do
     10 #	config machineid
     11 # Machine generic makefile changes should be made in
     12 #	/sys/arch/sparc/conf/Makefile.sparc
     13 # after which config should be rerun for all machines of that type.
     14 
     15 .include <bsd.own.mk>
     16 
     17 # DEBUG is set to -g if debugging.
     18 # PROF is set to -pg if profiling.
     19 
     20 AR?=	ar
     21 AS?=	as
     22 CC?=	cc
     23 CPP?=	cpp
     24 LD?=	ld
     25 LORDER?=lorder
     26 MKDEP?=	mkdep
     27 NM?=	nm
     28 RANLIB?=ranlib
     29 SIZE?=	size
     30 STRIP?=	strip
     31 TSORT?=	tsort -q
     32 
     33 COPTS?=	-O2
     34 
     35 # source tree is located via $S relative to the compilation directory
     36 .ifndef S
     37 S!=	cd ../../../..; pwd
     38 .endif
     39 SPARC=	$S/arch/sparc
     40 
     41 HAVE_EGCS!=	${CC} --version | egrep "^(2\.[89]|egcs)" ; echo 
     42 INCLUDES=	-I. -I$S/arch -I$S -nostdinc
     43 CPPFLAGS=	${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -D_KERNEL_OPT
     44 CWARNFLAGS?=	-Werror -Wall -Wstrict-prototypes -Wmissing-prototypes \
     45 		-Wpointer-arith
     46 # XXX Delete -Wuninitialized for now, since the compiler doesn't
     47 # XXX always get it right.  --thorpej 
     48 CWARNFLAGS+=	-Wno-uninitialized
     49 .if (${HAVE_EGCS} != "")
     50 CWARNFLAGS+=	-Wno-main
     51 .endif
     52 CFLAGS=		${DEBUG} ${COPTS} ${CWARNFLAGS}
     53 # work around GCC (egcs-2.91.66) bug which is liable
     54 # to use FPU registers as temporaries:
     55 CFLAGS+=	-mno-fpu
     56 AFLAGS=		-x assembler-with-cpp -traditional-cpp -D_LOCORE
     57 LINKFLAGS=	-Ttext F0004000 -e start
     58 .if ${OBJECT_FMT} != "ELF"
     59 LINKFLAGS+=	-N -p
     60 .else
     61 KERN_LDSCRIPT?= kern.ldscript
     62 LINKFLAGS+=	-n -T ${SPARC}/conf/${KERN_LDSCRIPT}
     63 .endif
     64 STRIPFLAGS=	-g
     65 
     66 %INCLUDES
     67 
     68 ### find out what to use for libkern
     69 KERN_AS=	obj
     70 .include "$S/lib/libkern/Makefile.inc"
     71 .ifndef PROF
     72 LIBKERN=	${KERNLIB}
     73 .else
     74 LIBKERN=	${KERNLIB_PROF}
     75 .endif
     76 
     77 ### find out what to use for libcompat
     78 .include "$S/compat/common/Makefile.inc"
     79 .ifndef PROF
     80 LIBCOMPAT=	${COMPATLIB}
     81 .else
     82 LIBCOMPAT=	${COMPATLIB_PROF}
     83 .endif
     84 
     85 # compile rules: rules are named ${TYPE}_${SUFFIX} where TYPE is NORMAL or
     86 # HOSTED, and SUFFIX is the file suffix, capitalized (e.g. C for a .c file).
     87 
     88 NORMAL_C=	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
     89 NOPROF_C=	${CC} ${CFLAGS} ${CPPFLAGS} -c $<
     90 NORMAL_S=	${CC} ${AFLAGS} ${CPPFLAGS} -c $<
     91 
     92 %OBJS
     93 
     94 %CFILES
     95 
     96 %SFILES
     97 
     98 # load lines for config "xxx" will be emitted as:
     99 # xxx: ${SYSTEM_DEP} swapxxx.o
    100 #	${SYSTEM_LD_HEAD}
    101 #	${SYSTEM_LD} swapxxx.o
    102 #	${SYSTEM_LD_TAIL}
    103 SYSTEM_OBJ=	locore.o \
    104 		param.o ioconf.o ${OBJS} ${LIBCOMPAT} ${LIBKERN}
    105 SYSTEM_DEP=	Makefile ${SYSTEM_OBJ}
    106 SYSTEM_LD_HEAD=	@rm -f $@
    107 SYSTEM_LD=	@echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' vers.o; \
    108 		${LD} ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} vers.o
    109 SYSTEM_LD_TAIL=	@${SIZE} $@; chmod 755 $@
    110 
    111 DEBUG?=
    112 .if ${DEBUG} == "-g"
    113 LINKFLAGS+=	-X
    114 SYSTEM_LD_TAIL+=; \
    115 		echo mv -f $@ $@.gdb; mv -f $@ $@.gdb; \
    116 		echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \
    117 		${STRIP} ${STRIPFLAGS} -o $@ $@.gdb
    118 .else
    119 LINKFLAGS+=	-X
    120 .endif
    121 
    122 %LOAD
    123 
    124 assym.h: $S/kern/genassym.sh ${SPARC}/sparc/genassym.cf
    125 	sh $S/kern/genassym.sh ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} \
    126 	    < ${SPARC}/sparc/genassym.cf > assym.h.tmp && \
    127 	mv -f assym.h.tmp assym.h
    128 
    129 param.c: $S/conf/param.c
    130 	rm -f param.c
    131 	cp $S/conf/param.c .
    132 
    133 param.o: param.c Makefile
    134 	${NORMAL_C}
    135 
    136 ioconf.o: ioconf.c
    137 	${NORMAL_C}
    138 
    139 newvers: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
    140 	sh $S/conf/newvers.sh
    141 	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
    142 
    143 __CLEANKERNEL: .USE
    144 	@echo "${.TARGET}ing the kernel objects"
    145 	rm -f eddep *netbsd netbsd.gdb tags *.[io] [a-z]*.s \
    146 	    [Ee]rrs linterrs makelinks assym.h.tmp assym.h
    147 
    148 __CLEANDEPEND: .USE
    149 	rm -f .depend
    150 
    151 clean: __CLEANKERNEL
    152 
    153 cleandir distclean: __CLEANKERNEL __CLEANDEPEND
    154 
    155 lint:
    156 	@lint -hbxncez -Dvolatile= ${CPPFLAGS} -UKGDB \
    157 	    ${SPARC}/sparc/Locore.c ${CFILES} \
    158 	    ioconf.c param.c | \
    159 	    grep -v 'static function .* unused'
    160 
    161 tags:
    162 	@echo "see $S/kern/Makefile for tags"
    163 
    164 links:
    165 	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
    166 	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
    167 	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
    168 	  sort -u | comm -23 - dontlink | \
    169 	  sed 's,../.*/\(.*.o\),rm -f \1; ln -s ../GENERIC/\1 \1,' > makelinks
    170 	sh makelinks && rm -f dontlink
    171 
    172 SRCS=	${SPARC}/sparc/locore.s \
    173 	param.c ioconf.c ${CFILES} ${SFILES}
    174 depend: .depend
    175 .depend: ${SRCS} assym.h param.c
    176 	${MKDEP} ${AFLAGS} ${CPPFLAGS} ${SPARC}/sparc/locore.s
    177 	${MKDEP} -a ${CFLAGS} ${CPPFLAGS} param.c ioconf.c ${CFILES}
    178 .if !empty(SFILES)
    179 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${SFILES}
    180 .endif
    181 	sh $S/kern/genassym.sh ${MKDEP} -f assym.dep ${CFLAGS} \
    182 	  ${CPPFLAGS} < ${SPARC}/sparc/genassym.cf
    183 	@sed -e 's/.*\.o:.*\.c/assym.h:/' < assym.dep >> .depend
    184 	@rm -f assym.dep
    185 
    186 dependall: depend all
    187 
    188 
    189 # depend on root or device configuration
    190 autoconf.o conf.o: Makefile
    191  
    192 # depend on network or filesystem configuration 
    193 uipc_proto.o vfs_conf.o: Makefile 
    194 
    195 # depend on maxusers
    196 machdep.o: Makefile
    197 
    198 # depend on CPU configuration 
    199 bwtwo.o cgsix.o cgthree.o cgtwo.o cons.o dma.o esp.o fb.o if_ie.o: Makefile
    200 ms.c obio.o zs.c autoconf.o clock.o cpu.o disksubr.o locore.o: Makefile
    201 machdep.o mem.o openprom.o pmap.o vm_machdep.o: Makefile
    202 
    203 
    204 locore.o: ${SPARC}/sparc/locore.s assym.h
    205 	${NORMAL_S}
    206 
    207 # The install target can be redefined by putting a
    208 # install-kernel-${MACHINE_NAME} target into /etc/mk.conf
    209 MACHINE_NAME!=  uname -n
    210 install: install-kernel-${MACHINE_NAME}
    211 .if !target(install-kernel-${MACHINE_NAME}})
    212 install-kernel-${MACHINE_NAME}:
    213 	rm -f /onetbsd
    214 	ln /netbsd /onetbsd
    215 	cp netbsd /nnetbsd
    216 	mv /nnetbsd /netbsd
    217 .endif
    218 
    219 %RULES
    220