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# Makefile.i386 -- with config changes.
# Copyright 1990 W. Jolitz
# from: @(#)Makefile.i386 7.1 5/10/91
# $Id: Makefile.i386,v 1.147 1999/04/19 14:14:08 peter Exp $
#
# Makefile for FreeBSD
#
# This makefile is constructed from a machine description:
# config machineid
# Most changes should be made in the machine description
# /sys/i386/conf/``machineid''
# after which you should do
# config machineid
# Generic makefile changes should be made in
# /sys/i386/conf/Makefile.i386
# after which config should be rerun for all machines.
#
# Which version of config(8) is required.
%VERSREQ= 400014
KERNFORMAT?= elf
STD8X16FONT?= iso
.if exists(./@/.)
S= ./@
.else
S= ../..
.endif
I386= ${S}/i386
COPTFLAGS?=-O
INCLUDES= -nostdinc -I- -I. -I$S
# This hack is to allow kernel compiles to succeed on machines w/out srcdist
.if exists($S/../include)
INCLUDES+= -I$S/../include
.else
INCLUDES+= -I/usr/include
.endif
COPTS= ${INCLUDES} ${IDENT} -DKERNEL -include opt_global.h
CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
# XXX LOCORE means "don't declare C stuff" not "for locore.s".
ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS}
# Use the default object format for genassym, etc.
GEN_CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
# Select the correct set of tools. Can't set OBJFORMAT here because it
# doesn't get exported into the environment, and if it were exported
# then it might break building of genassym, etc.
.if ${KERNFORMAT} == "elf"
CFLAGS+= -elf
.else
CFLAGS+= -aout
.endif
LOAD_ADDRESS?= C0100000
DEFINED_PROF= ${PROF}
.if defined(PROF)
CFLAGS+= -malign-functions=4
.if ${PROFLEVEL} >= 2
IDENT+= -DGPROF4 -DGUPROF
PROF+= -mprofiler-epilogue
.endif
.endif
NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
NORMAL_S= ${CC} -c ${ASM_CFLAGS} $<
DRIVER_C= ${CC} -c ${CFLAGS} ${PROF} $<
DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} $<
DRIVER_S= ${CC} -c -x ${ASM_CFLAGS} $<
PROFILE_C= ${CC} -c ${CFLAGS} $<
GEN_CFILES= ${I386}/i386/genassym.c
# setdef0.c and setdef1.c are intentionally
# omitted from SYSTEM_CFILES. They include setdefs.h, a header which
# is generated from all of ${OBJS}. We don't want to have to compile
# everything just to do a make depend.
SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
SYSTEM_SFILES= ${I386}/i386/locore.s
SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
.if ${CFLAGS:M-g} == ""
SYMORDER_EXCLUDE=-x symbols.exclude
.endif
SYSTEM_LD_HEAD= @echo loading ${.TARGET}; rm -f ${.TARGET}
.if ${KERNFORMAT} == aout || ${KERNFORMAT} == aoutkld
SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
SYSTEM_LD= @${LD} -aout -Bforcedynamic -Z -T ${LOAD_ADDRESS} -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
SYSTEM_LD_TAIL= @echo rearranging symbols; \
symorder -m ${SYMORDER_EXCLUDE} symbols.sort ${.TARGET}; \
size -aout ${.TARGET} ; chmod 755 ${.TARGET}
.endif
.if ${KERNFORMAT} == elf
SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
setdef1.o hack.So
SYSTEM_LD= @${LD} -elf -Bdynamic -T $S/i386/conf/kernel.script \
-export-dynamic -dynamic-linker /red/herring \
-o ${.TARGET} -X ${SYSTEM_OBJS} vers.o
SYSTEM_LD_TAIL= @size -elf ${.TARGET} ; chmod 755 ${.TARGET}
SYSTEM_DEP+= $S/i386/conf/kernel.script
.endif
.if defined(DEBUG)
FULLKERNEL= ${KERNEL}.debug
.else
FULLKERNEL= ${KERNEL}
.endif
%BEFORE_DEPEND
%OBJS
%CFILES
%SFILES
%MFILES
%LOAD
%CLEAN
.if !exists(.depend)
${SYSTEM_OBJS}: vnode_if.h ${BEFORE_DEPEND:M*.h}
.endif
clean:
rm -f *.o *.so *.So *.ko *.s eddep errs genassym gensetdefs \
${KERNEL} ${FULLKERNEL} linterrs makelinks param.c \
setdef[01].c setdefs.h symbols.exclude symbols.sort tags \
vers.c vnode_if.c vnode_if.h ${CLEAN}
#lint: /tmp param.c
# @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} \
# ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
# grep -v 'struct/union .* never defined' | \
# grep -v 'possible pointer alignment problem'
symbols.exclude:
echo "gcc2_compiled." >symbols.exclude
echo "___gnu_compiled_c" >>symbols.exclude
symbols.sort: ${I386}/i386/symbols.raw
grep -v '^#' ${I386}/i386/symbols.raw \
| sed 's/^ //' | sort -u > symbols.sort
locore.o: ${I386}/i386/locore.s assym.s
${NORMAL_S}
.if ${KERNFORMAT} == elf
# This is a hack. BFD "optimizes" away dynamic mode if there are no
# dynamic references. We could probably do a '-Bforcedynamic' mode like
# in the a.out ld. For now, this works.
hack.So: Makefile
touch hack.c
${CC} -elf -shared -nostdlib hack.c -o hack.So
rm -f hack.c
.endif
.ORDER: setdefs.h setdef0.c setdef1.c
setdef0.o: setdef0.c setdefs.h
${NORMAL_C}
setdef1.o: setdef1.c setdefs.h
${NORMAL_C}
setdef0.c setdef1.c setdefs.h: ${OBJS}
@echo generating linker set emulation glue for ELF
@gensetdefs ${OBJS}
# this rule stops ./assym.s in .depend from causing problems
./assym.s: assym.s
assym.s: genassym
./genassym >assym.s
genassym.o: ${I386}/i386/genassym.c
${CC} -c ${GEN_CFLAGS} ${I386}/i386/genassym.c
genassym: genassym.o
${CC} ${GEN_CFLAGS} genassym.o -o ${.TARGET}
${SYSTEM_OBJS} genassym.o vers.o: opt_global.h
# XXX this assumes that the options for NORMAL_C* and DRIVER_C* are identical.
depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
rm -f .newdep
mkdep -a -f .newdep ${CFLAGS} ${CFILES} ${SYSTEM_CFILES}
mkdep -a -f .newdep ${GEN_CFLAGS} ${GEN_CFILES}
env MKDEP_CPP="${CC} -E" \
mkdep -a -f .newdep ${ASM_CFLAGS} ${SFILES} ${SYSTEM_SFILES}
rm -f .depend
mv -f .newdep .depend
cleandepend:
rm -f .depend
links:
egrep '#if' ${CFILES:Nswapkernel.c} | sed -f $S/conf/defines | \
sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
echo ${CFILES:Nswapkernel.c} | 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
tags:
@echo "see $S/kern/Makefile for tags"
.if defined(DEBUG)
${KERNEL}: ${FULLKERNEL}
.if ${KERNFORMAT} == "elf"
objcopy --strip-debug ${FULLKERNEL} ${KERNEL}
.else
cp ${FULLKERNEL} ${KERNEL}
strip -d kernel
.endif
.endif
install install.debug:
@if [ ! -f ${KERNEL}${.TARGET:S/install//} ] ; then \
echo "You must first build a kernel first." ; \
exit 1 ; \
fi
.if exists(${DESTDIR}/${KERNEL})
-chflags noschg ${DESTDIR}/${KERNEL}
mv ${DESTDIR}/${KERNEL} ${DESTDIR}/${KERNEL}.old
.endif
PATH=$${PATH}:/sbin:/usr/sbin; \
if [ `sysctl -n kern.bootfile` = ${DESTDIR}/${KERNEL} ] ; then \
sysctl -w kern.bootfile=${DESTDIR}/${KERNEL}.old ; \
if [ -f /var/db/kvm_kernel.db ] ; then \
mv -f /var/db/kvm_kernel.db /var/db/kvm_kernel.old.db ; \
fi \
fi
install -c -m 555 -o root -g wheel -fschg \
${KERNEL}${.TARGET:S/install//} ${DESTDIR}/${KERNEL}
config.o:
${NORMAL_C}
ioconf.o:
${NORMAL_C}
param.c: $S/conf/param.c
-rm -f param.c
cp $S/conf/param.c .
param.o:
${NORMAL_C}
vers.c: $S/conf/newvers.sh $S/sys/param.h ${SYSTEM_DEP}
sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
# XXX strictly, everything depends on Makefile because changes to ${PROF}
# only appear there, but we don't handle that.
vers.o:
${NORMAL_C}
.ORDER: vnode_if.c vnode_if.h
vnode_if.c vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
vnode_if.o:
${NORMAL_C}
.if exists($S/../share/mk)
.include "$S/../share/mk/bsd.kern.mk"
.else
.include <bsd.kern.mk>
.endif
%RULES
# DO NOT DELETE THIS LINE -- make depend uses it
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