1# $NetBSD: Makefile.sun2,v 1.4 2001/06/27 17:03:10 fredette 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/sun2/conf/``machineid'' 9# after which you should do 10# config machineid 11# Machine generic makefile changes should be made in 12# /sys/arch/sun2/conf/Makefile.sun2 13# after which config should be rerun for all machines of that type. 14# 15# N.B.: NO DEPENDENCIES ON FOLLOWING FLAGS ARE VISIBLE TO MAKEFILE 16# IF YOU CHANGE THE DEFINITION OF ANY OF THESE RECOMPILE EVERYTHING 17# 18# -DTRACE compile in kernel tracing hooks 19# -DQUOTA compile in file system quotas 20 21# DEBUG is set to -g if debugging. 22# PROF is set to -pg if profiling. 23 24# XXX - Make cross-build work... 25MACHINE_ARCH=m68000 26MACHINE=sun2 27 28AR?= ar 29AS?= as 30CC?= cc 31CPP?= cpp 32LD?= ld 33LORDER?=lorder 34MKDEP?= mkdep 35NM?= nm 36RANLIB?=ranlib 37SIZE?= size 38STRIP?= strip 39TSORT?= tsort -q 40 41COPTS?= -O2 -fno-defer-pop 42 43# source tree is located via $S relative to the compilation directory 44.ifndef S 45S!= cd ../../../..; pwd 46.endif 47SUN2= $S/arch/sun2 48 49TEXTADDR=00006000 50 51# Override CPP defaults entirely, so cross-compilation works. 52# Keep -nostdinc before all -I flags, similar for -undef ... 53HAVE_EGCS!= ${CC} --version | egrep "^(2\.[89]|egcs)" ; echo 54INCLUDES= -nostdinc -I. -I$S/arch -I$S 55XDEFS= -undef -D__NetBSD__ -Dm68k -Dmc68000 -D__ELF__ 56DEFINES= -D_KERNEL -D_KERNEL_OPT -Dsun2 57CPPFLAGS= ${INCLUDES} ${XDEFS} ${DEFINES} ${IDENT} ${PARAM} 58# Make it easy to override this on the command line... 59CWARNFLAGS?= -Werror -Wall -Wstrict-prototypes -Wmissing-prototypes \ 60 -Wpointer-arith 61# XXX Delete -Wuninitialized for now, since the compiler doesn't 62# XXX always get it right. --thorpej 63CWARNFLAGS+= -Wno-uninitialized 64.if (${HAVE_EGCS} != "") 65CWARNFLAGS+= -Wno-main 66.endif 67CFLAGS= ${DEBUG} ${COPTS} -msoft-float ${CWARNFLAGS} 68APPFLAGS= -x assembler-with-cpp -P -traditional ${CPPFLAGS} -D_LOCORE 69AFLAGS= 70LINKFLAGS= -N -Ttext ${TEXTADDR} -e start 71STRIPFLAGS= -g 72 73%INCLUDES 74 75### find out what to use for libkern 76KERN_AS= obj 77# XXX lib/libkern/arch/m68k/Makefile.inc needs to know that 78# XXX our MACHINE_ARCH is m68000, and not m68k. --fredette 79KERNMISCMAKEFLAGS= MACHINE_ARCH=${MACHINE_ARCH} 80.include "$S/lib/libkern/Makefile.inc" 81.ifndef PROF 82LIBKERN= ${KERNLIB} 83.else 84LIBKERN= ${KERNLIB_PROF} 85.endif 86 87### find out what to use for libcompat 88.include "$S/compat/common/Makefile.inc" 89.ifndef PROF 90LIBCOMPAT= ${COMPATLIB} 91.else 92LIBCOMPAT= ${COMPATLIB_PROF} 93.endif 94 95# compile rules: rules are named NORMAL_${SUFFIX} where SUFFIX is 96# the file suffix, capitalized (e.g. C for a .c file). 97 98NORMAL_C= ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $< 99NOPROF_C= ${CC} ${CFLAGS} ${CPPFLAGS} -c $< 100 101# Do NOT assume the compiler does "-x funny_format" (gcc-specific) 102# This needs an intermediate file. The original file is always 103# safe in some far away directory, so just use the base name. 104NORMAL_S= ${CPP} ${APPFLAGS} $< > $*.s ;\ 105 ${AS} ${AFLAGS} -o $@ $*.s ; rm $*.s 106 107# These comments help identify sections in the generated Makefile. 108# OBJS, CFILES, SFILES follow: 109 110%OBJS 111 112%CFILES 113 114%SFILES 115 116# OBJS, CFILES, SFILES done. 117 118# load lines for config "xxx" will be emitted as: 119# xxx: ${SYSTEM_DEP} swapxxx.o 120# ${SYSTEM_LD_HEAD} 121# ${SYSTEM_LD} swapxxx.o 122# ${SYSTEM_LD_TAIL} 123SYSTEM_OBJ= locore.o \ 124 param.o ioconf.o ${OBJS} ${LIBCOMPAT} ${LIBKERN} 125SYSTEM_DEP= Makefile ${SYSTEM_OBJ} 126SYSTEM_LD_HEAD= @rm -f $@ 127SYSTEM_LD= @echo ${LD} ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' vers.o; \ 128 ${LD} ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} vers.o 129SYSTEM_LD_TAIL= @${SIZE} $@; chmod 755 $@ 130 131DEBUG?= 132.if ${DEBUG} == "-g" 133LINKFLAGS+= -X 134SYSTEM_LD_TAIL+=; \ 135 echo mv -f $@ $@.gdb; mv -f $@ $@.gdb; \ 136 echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \ 137 ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb 138.else 139LINKFLAGS+= -S 140.endif 141 142# LOAD+ 143 144%LOAD 145 146# LOAD- 147 148# Use awk to cross-build assym.h from the genassym.s file. 149assym.h: genassym.o $S/kern/genassym.awk 150 awk -f $S/kern/genassym.awk < genassym.s > assym.h.tmp 151 mv -f assym.h.tmp $@ 152 153# The above rule lists genassym.o as a prerequisite so that the 154# generated .depend rule is effective, even though we actually 155# use genassym.s instead. This always creates both. 156genassym.o: ${SUN2}/sun2/genassym.c 157 ${CC} ${CPPFLAGS} -S $< 158 ${CC} -c $*.s 159 160param.c: $S/conf/param.c 161 rm -f param.c 162 cp $S/conf/param.c . 163 164param.o: param.c Makefile 165 ${NORMAL_C} 166 167ioconf.o: ioconf.c 168 ${NORMAL_C} 169 170newvers: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP} 171 sh $S/conf/newvers.sh 172 ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c 173 174__CLEANKERNEL: .USE 175 @echo "${.TARGET}ing the kernel objects" 176 rm -f eddep *netbsd netbsd.gdb tags *.[io] [a-z]*.s \ 177 [Ee]rrs linterrs makelinks assym.h.tmp assym.h 178 179__CLEANDEPEND: .USE 180 rm -f .depend 181 182clean: __CLEANKERNEL 183 184cleandir distclean: __CLEANKERNEL __CLEANDEPEND 185 186lint: 187 @lint -hbxncez -Dvolatile= ${CPPFLAGS} -UKGDB \ 188 ${CFILES} ioconf.c param.c | \ 189 grep -v 'static function .* unused' 190 191tags: 192 @echo "see $S/kern/Makefile for tags" 193 194links: 195 egrep '#if' ${CFILES} | sed -f $S/conf/defines | \ 196 sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink 197 echo ${CFILES} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \ 198 sort -u | comm -23 - dontlink | \ 199 sed 's,../.*/\(.*.o\),rm -f \1; ln -s ../GENERIC/\1 \1,' > makelinks 200 sh makelinks && rm -f dontlink 201 202SRCS= ${SUN2}/sun2/locore.s \ 203 param.c ioconf.c ${CFILES} ${SFILES} 204 205depend: .depend 206.depend: ${SRCS} assym.h param.c 207 ${MKDEP} ${CPPFLAGS} param.c ioconf.c ${CFILES} 208 ${MKDEP} -a ${CPPFLAGS} ${SUN2}/sun2/genassym.c 209 210dependall: depend all 211 212 213# XXX - see below 214# ${MKDEP} -a ${APPFLAGS} ${SUN2}/sun2/locore.s 215# ${MKDEP} -a ${APPFLAGS} ${SFILES} 216# 217# For cross-compilation, the "gcc -M" mkdep script is convenient, 218# but that does not correctly make rules from *.s files. The 219# easiest work-around is to just list those dependencies here. 220locore.o: assym.h m68k/asm.h m68k/trap.h 221copy.o: assym.h m68k/asm.h $S/sys/errno.h 222bcopy.o: assym.h m68k/asm.h 223copypage.o: assym.h m68k/asm.h 224 225# depend on root or device configuration 226conf.o: Makefile 227 228# depend on network or filesystem configuration 229uipc_proto.o vfs_conf.o: Makefile 230 231# depend on maxusers 232machdep.o: Makefile 233 234# depend on CPU configuration 235db_machdep.o dvma.o machdep.o pmap.o sun2_startup.o vm_machdep.o: Makefile 236 237# depends on KGDBDEV, KGDBRATE 238kgdb_stub.o: Makefile 239 240# depends on DDB, etc. 241stub.o: Makefile 242 243locore.o: ${SUN2}/sun2/locore.s 244 ${NORMAL_S} 245 246# Generated rules follow: 247 248# The install target can be redefined by putting a 249# install-kernel-${MACHINE_NAME} target into /etc/mk.conf 250MACHINE_NAME!= uname -n 251install: install-kernel-${MACHINE_NAME} 252.if !target(install-kernel-${MACHINE_NAME}}) 253install-kernel-${MACHINE_NAME}: 254 rm -f /onetbsd 255 ln /netbsd /onetbsd 256 cp netbsd /nnetbsd 257 mv /nnetbsd /netbsd 258.endif 259 260%RULES 261