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Makefile.sparc revision 1.74 
      1 # 	$NetBSD: Makefile.sparc,v 1.74 2001/10/23 19:42:16 thorpej 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 MACHINE_ARCH=sparc
     16 
     17 .include <bsd.own.mk>
     18 
     19 # DEBUG is set to -g if debugging.
     20 # PROF is set to -pg if profiling.
     21 
     22 AR?=	ar
     23 AS?=	as
     24 CC?=	cc
     25 CPP?=	cpp
     26 LD?=	ld
     27 LORDER?=lorder
     28 MKDEP?=	mkdep
     29 NM?=	nm
     30 RANLIB?=ranlib
     31 SIZE?=	size
     32 STRIP?=	strip
     33 TSORT?=	tsort -q
     34 
     35 COPTS?=	-O2
     36 
     37 # source tree is located via $S relative to the compilation directory
     38 .ifndef S
     39 S!=	cd ../../../..; pwd
     40 .endif
     41 SPARC=	$S/arch/sparc
     42 
     43 HAVE_EGCS!=	${CC} --version | egrep "^(2\.[89]|egcs)" ; echo 
     44 INCLUDES=	-I. -I$S/arch -I$S -nostdinc
     45 CPPFLAGS=	${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -D_KERNEL_OPT
     46 CWARNFLAGS?=	-Werror -Wall -Wstrict-prototypes -Wmissing-prototypes \
     47 		-Wpointer-arith
     48 # XXX Delete -Wuninitialized for now, since the compiler doesn't
     49 # XXX always get it right.  --thorpej 
     50 CWARNFLAGS+=	-Wno-uninitialized
     51 .if (${HAVE_EGCS} != "")
     52 CWARNFLAGS+=	-Wno-main
     53 .endif
     54 CFLAGS=		${DEBUG} ${COPTS} ${CWARNFLAGS}
     55 # work around GCC (egcs-2.91.66) bug which is liable
     56 # to use FPU registers as temporaries:
     57 CFLAGS+=	-mno-fpu
     58 AFLAGS=		-x assembler-with-cpp -traditional-cpp -D_LOCORE
     59 LINKFLAGS=	-Ttext F0004000 -e start
     60 .if ${OBJECT_FMT} != "ELF"
     61 LINKFLAGS+=	-N -p
     62 .else
     63 KERN_LDSCRIPT?= kern.ldscript
     64 LINKFLAGS+=	-n -T ${SPARC}/conf/${KERN_LDSCRIPT}
     65 .endif
     66 STRIPFLAGS=	-g
     67 
     68 %INCLUDES
     69 
     70 ### find out what to use for libkern
     71 KERN_AS=	obj
     72 .include "$S/lib/libkern/Makefile.inc"
     73 .ifndef PROF
     74 LIBKERN=	${KERNLIB}
     75 .else
     76 LIBKERN=	${KERNLIB_PROF}
     77 .endif
     78 
     79 ### find out what to use for libcompat
     80 .include "$S/compat/common/Makefile.inc"
     81 .ifndef PROF
     82 LIBCOMPAT=	${COMPATLIB}
     83 .else
     84 LIBCOMPAT=	${COMPATLIB_PROF}
     85 .endif
     86 
     87 # compile rules: rules are named ${TYPE}_${SUFFIX} where TYPE is NORMAL or
     88 # HOSTED, and SUFFIX is the file suffix, capitalized (e.g. C for a .c file).
     89 
     90 NORMAL_C=	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
     91 NOPROF_C=	${CC} ${CFLAGS} ${CPPFLAGS} -c $<
     92 NORMAL_S=	${CC} ${AFLAGS} ${CPPFLAGS} -c $<
     93 
     94 %OBJS
     95 
     96 %CFILES
     97 
     98 %SFILES
     99 
    100 # load lines for config "xxx" will be emitted as:
    101 # xxx: ${SYSTEM_DEP} swapxxx.o
    102 #	${SYSTEM_LD_HEAD}
    103 #	${SYSTEM_LD} swapxxx.o
    104 #	${SYSTEM_LD_TAIL}
    105 SYSTEM_OBJ=	locore.o \
    106 		param.o ioconf.o ${OBJS} ${LIBCOMPAT} ${LIBKERN}
    107 SYSTEM_DEP=	Makefile ${SYSTEM_OBJ}
    108 SYSTEM_LD_HEAD=	@rm -f $@
    109 SYSTEM_LD=	@echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' vers.o; \
    110 		${LD} ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} vers.o
    111 SYSTEM_LD_TAIL=	@${SIZE} $@; chmod 755 $@
    112 
    113 DEBUG?=
    114 .if ${DEBUG} == "-g"
    115 LINKFLAGS+=	-X
    116 SYSTEM_LD_TAIL+=; \
    117 		echo mv -f $@ $@.gdb; mv -f $@ $@.gdb; \
    118 		echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \
    119 		${STRIP} ${STRIPFLAGS} -o $@ $@.gdb
    120 .else
    121 LINKFLAGS+=	-X
    122 .endif
    123 
    124 %LOAD
    125 
    126 assym.h: $S/kern/genassym.sh ${SPARC}/sparc/genassym.cf
    127 	sh $S/kern/genassym.sh ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} \
    128 	    < ${SPARC}/sparc/genassym.cf > assym.h.tmp && \
    129 	mv -f assym.h.tmp assym.h
    130 
    131 param.c: $S/conf/param.c
    132 	rm -f param.c
    133 	cp $S/conf/param.c .
    134 
    135 param.o: param.c Makefile
    136 	${NORMAL_C}
    137 
    138 ioconf.o: ioconf.c
    139 	${NORMAL_C}
    140 
    141 newvers: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
    142 	sh $S/conf/newvers.sh
    143 	${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
    144 
    145 __CLEANKERNEL: .USE
    146 	@echo "${.TARGET}ing the kernel objects"
    147 	rm -f eddep *netbsd netbsd.gdb tags *.[io] [a-z]*.s \
    148 	    [Ee]rrs linterrs makelinks assym.h.tmp assym.h
    149 
    150 __CLEANDEPEND: .USE
    151 	rm -f .depend
    152 
    153 clean: __CLEANKERNEL
    154 
    155 cleandir distclean: __CLEANKERNEL __CLEANDEPEND
    156 
    157 lint:
    158 	@lint -hbxncez -Dvolatile= ${CPPFLAGS} -UKGDB \
    159 	    ${SPARC}/sparc/Locore.c ${CFILES} \
    160 	    ioconf.c param.c | \
    161 	    grep -v 'static function .* unused'
    162 
    163 tags:
    164 	@echo "see $S/kern/Makefile for tags"
    165 
    166 links:
    167 	egrep '#if' ${CFILES} | sed -f $S/conf/defines | \
    168 	  sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
    169 	echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
    170 	  sort -u | comm -23 - dontlink | \
    171 	  sed 's,../.*/\(.*.o\),rm -f \1; ln -s ../GENERIC/\1 \1,' > makelinks
    172 	sh makelinks && rm -f dontlink
    173 
    174 SRCS=	${SPARC}/sparc/locore.s \
    175 	param.c ioconf.c ${CFILES} ${SFILES}
    176 depend: .depend
    177 .depend: ${SRCS} assym.h param.c
    178 	${MKDEP} ${AFLAGS} ${CPPFLAGS} ${SPARC}/sparc/locore.s
    179 	${MKDEP} -a ${CFLAGS} ${CPPFLAGS} param.c ioconf.c ${CFILES}
    180 .if !empty(SFILES)
    181 	${MKDEP} -a ${AFLAGS} ${CPPFLAGS} ${SFILES}
    182 .endif
    183 	sh $S/kern/genassym.sh ${MKDEP} -f assym.dep ${CFLAGS} \
    184 	  ${CPPFLAGS} < ${SPARC}/sparc/genassym.cf
    185 	@sed -e 's/.*\.o:.*\.c/assym.h:/' < assym.dep >> .depend
    186 	@rm -f assym.dep
    187 
    188 dependall: depend all
    189 
    190 
    191 # depend on root or device configuration
    192 autoconf.o conf.o: Makefile
    193  
    194 # depend on network or filesystem configuration 
    195 uipc_proto.o vfs_conf.o: Makefile 
    196 
    197 # depend on maxusers
    198 machdep.o: Makefile
    199 
    200 # depend on CPU configuration 
    201 bwtwo.o cgsix.o cgthree.o cgtwo.o cons.o dma.o esp.o fb.o if_ie.o: Makefile
    202 ms.c obio.o zs.c autoconf.o clock.o cpu.o disksubr.o locore.o: Makefile
    203 machdep.o mem.o openprom.o pmap.o vm_machdep.o: Makefile
    204 
    205 
    206 locore.o: ${SPARC}/sparc/locore.s assym.h
    207 	${NORMAL_S}
    208 
    209 # The install target can be redefined by putting a
    210 # install-kernel-${MACHINE_NAME} target into /etc/mk.conf
    211 MACHINE_NAME!=  uname -n
    212 install: install-kernel-${MACHINE_NAME}
    213 .if !target(install-kernel-${MACHINE_NAME}})
    214 install-kernel-${MACHINE_NAME}:
    215 	rm -f /onetbsd
    216 	ln /netbsd /onetbsd
    217 	cp netbsd /nnetbsd
    218 	mv /nnetbsd /netbsd
    219 .endif
    220 
    221 %RULES
    222