98823b2366
on by the files that use it. Changing the VM86 option now only causes a recompile of a dozen files or so rather than the entire kernel.
232 lines
6.7 KiB
Makefile
232 lines
6.7 KiB
Makefile
# Makefile.i386 -- with config changes.
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# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.i386 7.1 5/10/91
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# $Id: Makefile.i386,v 1.101 1997/07/25 11:53:20 phk Exp $
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#
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# Makefile for FreeBSD
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#
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# This makefile is constructed from a machine description:
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# config machineid
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# Most changes should be made in the machine description
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# /sys/i386/conf/``machineid''
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# after which you should do
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# config machineid
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# Generic makefile changes should be made in
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# /sys/i386/conf/Makefile.i386
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# after which config should be rerun for all machines.
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#
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BINFORMAT?= aout
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#BINFORMAT?= aoutkld
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#BINFORMAT?= elf
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STD8X16FONT?= iso
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.if exists(./@/.)
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S= ./@
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.else
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S= ../..
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.endif
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I386= ${S}/i386
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COPTFLAGS?=-O
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INCLUDES= -nostdinc -I- -I. -I$S
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# This hack is to allow kernel compiles to succeed on machines w/out srcdist
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.if exists($S/../include)
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INCLUDES+= -I$S/../include
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.else
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INCLUDES+= -I/usr/include
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.endif
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COPTS= ${INCLUDES} ${IDENT} -DKERNEL -include opt_global.h
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CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS}
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LOAD_ADDRESS?= F0100000
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DEFINED_PROF= ${PROF}
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.if defined(PROF)
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CFLAGS+= -malign-functions=4
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.if ${PROFLEVEL} >= 2
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IDENT+= -DGPROF4 -DGUPROF
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PROF+= -mprofiler-epilogue
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.endif
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.endif
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NORMAL_C= ${CC} -c ${CFLAGS} ${PROF} $<
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NORMAL_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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# XXX LOCORE means "don't declare C stuff" not "for locore.s".
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NORMAL_S= ${CC} -c -x assembler-with-cpp -DLOCORE ${COPTS} $<
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DRIVER_C= ${CC} -c ${CFLAGS} ${PROF} $<
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DRIVER_C_C= ${CC} -c ${CFLAGS} ${PROF} ${PARAM} $<
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DRIVER_S= ${CC} -c -x assembler-with-cpp -DLOCORE ${COPTS} $<
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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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# ${I386}/i386/setdef0.c and ${I386}/i386/setdef1.c are intentionally
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# omitted from SYSTEM_CFILES. They depend on setdefs.h, a header which
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# is generated from all of ${OBJS}. We don't want to have to compile
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# everything just to do a make depend.
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SYSTEM_CFILES= ioconf.c param.c vnode_if.c config.c
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SYSTEM_SFILES= ${I386}/i386/locore.s
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SYSTEM_DEP= Makefile symbols.exclude symbols.sort ${SYSTEM_OBJS}
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.if ${CFLAGS:M-g} == ""
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SYMORDER_EXCLUDE=-x symbols.exclude
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.endif
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SYSTEM_LD_HEAD= @echo loading $@; rm -f $@
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.if ${BINFORMAT} == aout
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
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SYSTEM_LD= @${LD} -Bstatic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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SYSTEM_LD_TAIL= @echo rearranging symbols; \
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symorder -m ${SYMORDER_EXCLUDE} symbols.sort $@; \
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size $@; chmod 755 $@
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.endif
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.if ${BINFORMAT} == aoutkld
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SYSTEM_OBJS= locore.o vnode_if.o ${OBJS} ioconf.o param.o config.o
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SYSTEM_LD= @${LD} -Bforcedynamic -Z -T ${LOAD_ADDRESS} -o $@ -X ${SYSTEM_OBJS} vers.o
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SYSTEM_LD_TAIL= @echo rearranging symbols; \
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symorder -m ${SYMORDER_EXCLUDE} symbols.sort $@; \
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size $@; chmod 755 $@
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.endif
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.if ${BINFORMAT} == elf
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SYSTEM_OBJS= locore.o setdef0.o vnode_if.o ${OBJS} ioconf.o param.o config.o \
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setdef1.o
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SYSTEM_LD= @${LD} -Bstatic -Ttext ${LOAD_ADDRESS} -e btext -defsym _DYNAMIC=0 \
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-o $@ -X ${SYSTEM_OBJS} vers.o
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SYSTEM_LD_TAIL= @size $@; chmod 755 $@
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.endif
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%BEFORE_DEPEND
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%OBJS
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%CFILES
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%SFILES
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%LOAD
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%CLEAN
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clean:
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rm -f *.o *.s eddep errs genassym gensetdefs kernel linterrs \
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makelinks param.c setdefs.h symbols.exclude symbols.sort tags \
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vers.c vnode_if.c vnode_if.h ${CLEAN}
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#lint: /tmp param.c
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# @lint -hbxn -DGENERIC -Dvolatile= ${COPTS} ${PARAM} \
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# ${I386}/i386/Locore.c ${CFILES} ioconf.c param.c | \
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# grep -v 'struct/union .* never defined' | \
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# grep -v 'possible pointer alignment problem'
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symbols.exclude: Makefile
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echo "gcc2_compiled." >symbols.exclude
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echo "___gnu_compiled_c" >>symbols.exclude
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symbols.sort: ${I386}/i386/symbols.raw
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grep -v '^#' ${I386}/i386/symbols.raw \
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| sed 's/^ //' | sort -u > symbols.sort
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locore.o: ${I386}/i386/locore.s assym.s
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${NORMAL_S}
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setdef0.o: ${I386}/i386/setdef0.c setdefs.h
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${NORMAL_C}
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setdef1.o: ${I386}/i386/setdef1.c setdefs.h
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${NORMAL_C}
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setdefs.h: gensetdefs ${OBJS}
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./gensetdefs ${OBJS} >setdefs.h
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gensetdefs: gensetdefs.o
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${CC} ${CFLAGS} gensetdefs.o -o $@
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gensetdefs.o: ${I386}/i386/gensetdefs.c
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${CC} -c ${CFLAGS} ${I386}/i386/gensetdefs.c
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# everything potentially depends on the Makefile since everything potentially
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# depends on the options. Some things are more dependent on the Makefile for
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# historical reasons.
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machdep.o: Makefile
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# the following is necessary because autoconf.o depends on #if GENERIC
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autoconf.o: Makefile
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# XXX - may no longer be needed
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locore.o: Makefile
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# depends on KDB (cons.o also depends on GENERIC)
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trap.o cons.o: Makefile
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# this rule stops ./assym.s in .depend from causing problems
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./assym.s: assym.s
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assym.s: genassym
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./genassym >assym.s
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# Some of the defines that genassym outputs may well depend on the
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# value of kernel options.
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genassym.o: ${I386}/i386/genassym.c Makefile opt_global.h opt_vm86.h
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${CC} -c ${CFLAGS} ${PARAM} -UKERNEL ${I386}/i386/genassym.c
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genassym: genassym.o
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${CC} ${CFLAGS} ${PARAM} genassym.o -o $@
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${OBJS}: opt_global.h
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# XXX this assumes that the options for NORMAL_C* and DRIVER_C* are identical.
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depend: assym.s param.c vnode_if.h ${BEFORE_DEPEND}
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rm -f .newdep
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mkdep -a -f .newdep ${COPTS} ${CFILES} ${SYSTEM_CFILES}
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mkdep -a -f .newdep ${COPTS} ${PARAM} -UKERNEL ${I386}/i386/genassym.c
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MKDEP_CPP="${CC} -E -x assembler-with-cpp" ; export MKDEP_CPP ; \
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mkdep -a -f .newdep -DLOCORE ${COPTS} ${SFILES} ${SYSTEM_SFILES}
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rm -f .depend
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mv -f .newdep .depend
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links:
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egrep '#if' ${CFILES:Nswapkernel.c} | sed -f $S/conf/defines | \
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sed -e 's/:.*//' -e 's/\.c/.o/' | sort -u > dontlink
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echo ${CFILES:Nswapkernel.c} | tr -s ' ' '\12' | sed 's/\.c/.o/' | \
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sort -u | comm -23 - dontlink | \
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sed 's,../.*/\(.*.o\),rm -f \1;ln -s ../GENERIC/\1 \1,' > makelinks
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sh makelinks && rm -f dontlink
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tags:
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@echo "see $S/kern/Makefile for tags"
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install:
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@if [ ! -f kernel ] ; then \
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echo "You must first build your kernel before trying to install." ; \
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exit 1 ; \
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fi
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chflags noschg /kernel
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mv /kernel /kernel.old
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if [ `/usr/sbin/sysctl -n kern.bootfile` = /kernel ] ; then \
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/usr/sbin/sysctl -w kern.bootfile=/kernel.old ; \
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mv -f /var/db/kvm_kernel.db /var/db/kvm_kernel.old.db ; \
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fi
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install -c -m 555 -o root -g wheel -fschg kernel /
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ioconf.o: ioconf.c $S/sys/param.h $S/sys/buf.h \
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${I386}/isa/isa_device.h ${I386}/isa/isa.h ${I386}/isa/icu.h
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${CC} -c ${CFLAGS} ioconf.c
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param.c: $S/conf/param.c
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-rm -f param.c
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cp $S/conf/param.c .
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param.o: param.c Makefile
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${CC} -c ${CFLAGS} ${PARAM} param.c
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vers.o: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP}
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sh $S/conf/newvers.sh ${KERN_IDENT} ${IDENT}
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${CC} ${CFLAGS} -c vers.c
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vnode_if.c: $S/kern/vnode_if.sh $S/kern/vnode_if.src
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sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
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vnode_if.h: $S/kern/vnode_if.sh $S/kern/vnode_if.src
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sh $S/kern/vnode_if.sh $S/kern/vnode_if.src
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.include <bsd.kern.mk>
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%RULES
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# DO NOT DELETE THIS LINE -- make depend uses it
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