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|
# $OpenBSD: Makefile.sun3,v 1.21 1997/09/15 02:40:36 deraadt Exp $
# $NetBSD: Makefile.sun3,v 1.51 1996/09/09 21:07:08 mycroft Exp $
# Makefile for OpenBSD
#
# This makefile is constructed from a machine description:
# config machineid
# Most changes should be made in the machine description
# /sys/arch/sun3/conf/``machineid''
# after which you should do
# config machineid
# Machine generic makefile changes should be made in
# /sys/arch/sun3/conf/Makefile.sun3
# after which config should be rerun for all machines of that type.
#
# N.B.: NO DEPENDENCIES ON FOLLOWING FLAGS ARE VISIBLE TO MAKEFILE
# IF YOU CHANGE THE DEFINITION OF ANY OF THESE RECOMPILE EVERYTHING
#
# -DTRACE compile in kernel tracing hooks
# -DQUOTA compile in file system quotas
# DEBUG is set to -g if debugging.
# PROF is set to -pg if profiling.
CC?= cc
LD?= ld
MKDEP?= mkdep
STRIP?= strip
# source tree is located via $S relative to the compilation directory
.ifndef S
S!= cd ../../../..; pwd
.endif
SUN3= $S/arch/sun3
# Override CPP defaults entirely, so cross-compilation works.
INCLUDES= -I. -I$S/arch -I$S -nostdinc
XDEFS= -undef -D__OpenBSD__ -Dm68k -Dmc68000
CPPFLAGS= ${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL \
-Dmc68020 -Dsun3 ${XDEFS}
CWARNFLAGS= -Werror -Wall -Wstrict-prototypes \
-Wno-format -Wno-uninitialized \
# -Wmissing-prototypes
CFLAGS= ${DEBUG} ${CWARNFLAGS} -O2 -msoft-float -fno-defer-pop
AFLAGS= -m68020 -x assembler-with-cpp -traditional-cpp -D_LOCORE
LINKFLAGS= -N -Ttext 0E004000 -e start
STRIPFLAGS= -d
HOSTED_CC= ${CC}
HOSTED_CPPFLAGS=${CPPFLAGS:S/^-nostdinc$//}
HOSTED_CFLAGS= ${CFLAGS}
### find out what to use for libkern
.include "$S/lib/libkern/Makefile.inc"
.ifndef PROF
LIBKERN= ${KERNLIB}
.else
LIBKERN= ${KERNLIB_PROF}
.endif
### find out what to use for libcompat
.include "$S/compat/common/Makefile.inc"
.ifndef PROF
LIBCOMPAT= ${COMPATLIB}
.else
LIBCOMPAT= ${COMPATLIB_PROF}
.endif
# compile rules: rules are named ${TYPE}_${SUFFIX} where TYPE is NORMAL or
# HOSTED}, and SUFFIX is the file suffix, capitalized (e.g. C for a .c file).
NORMAL_C= ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
NORMAL_S= ${CC} ${AFLAGS} ${CPPFLAGS} -c $<
HOSTED_C= ${HOSTED_CC} ${HOSTED_CFLAGS} ${HOSTED_CPPFLAGS} -c $<
%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}
SYSTEM_OBJ= locore.o \
param.o ioconf.o ${OBJS} ${LIBKERN} ${LIBCOMPAT}
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+= -S
.endif
%LOAD
assym.h: genassym
./genassym >assym.h
# Doing a cross-build of this is very tricky, and very dependent
# on compatibility of things like structure member alignment in
# the compiler used as HOSTED_CC (must match the native compiler).
# Often this is not possible at all, and you just have to build
# the assym.h file by hand on some other machine. -gwr
genassym: ${SUN3}/sun3/genassym.c
${CC} ${CPPFLAGS} -E $< > $@.i
${HOSTED_CC} -o $@ $@.i
param.c: $S/conf/param.c
rm -f param.c
cp $S/conf/param.c .
param.o: param.c Makefile
${NORMAL_C}
ioconf.o: ioconf.c
${NORMAL_C}
newvers: ${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 genassym genassym.o assym.h
lint:
@lint -hbxncez -DGENERIC -Dvolatile= ${CPPFLAGS} -UKGDB \
${CFILES} ${SUN3}/sun3/swapgeneric.c ioconf.c param.c | \
grep -v 'static function .* unused'
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= ${SUN3}/sun3/locore.s \
param.c ioconf.c ${CFILES} ${SFILES}
depend:: .depend
.depend: ${SRCS} assym.h param.c
${MKDEP} ${AFLAGS} ${CPPFLAGS} param.c ioconf.c ${CFILES}
${MKDEP} -a ${HOSTED_CFLAGS} ${HOSTED_CPPFLAGS} \
${SUN3}/sun3/genassym.c
# XXX - see below
# ${MKDEP} -a ${APPFLAGS} ${SUN3}/sun3/locore.s
# ${MKDEP} -a ${APPFLAGS} ${SFILES}
#
# For cross-compilation, the "gcc -M" mkdep script is convenient,
# but that does not correctly make rules from *.s files. The
# easiest compromise is to just list those dependencies here.
locore.o: assym.h machine/trap.h m68k/trap.h
copy.o: assym.h $S/sys/errno.h
# depend on root or device configuration
autoconf.o conf.o: Makefile
# depend on network or filesystem configuration
uipc_proto.o vfs_conf.o: Makefile
# depend on maxusers
genassym.o machdep.o: Makefile
# depend on CPU configuration
db_machdep.o dvma.o machdep.o pmap.o sun3_startup.o vm_machdep.o: Makefile
locore.o: ${SUN3}/sun3/locore.s assym.h
${NORMAL_S}
%RULES
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