6c205e59db
On the VAX, it used to be used for special compilation to avoid the optimizer which would mess with memory mapped devices etc. These days we use 'volatile'.
298 lines
8.5 KiB
Makefile
298 lines
8.5 KiB
Makefile
# Makefile.alpha -- with config changes.
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# Copyright 1990 W. Jolitz
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# from: @(#)Makefile.alpha 7.1 5/10/91
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# $Id: Makefile.alpha,v 1.28 1999/07/02 04:16:57 mjacob 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/alpha/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/alpha/conf/Makefile.alpha
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# after which config should be rerun for all machines.
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#
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# Which version of config(8) is required.
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%VERSREQ= 400016
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# Can be overridden by makeoptions or /etc/make.conf
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KERNEL?= kernel
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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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ALPHA= ${S}/alpha
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HCC?=${CC}
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SIZE?=size
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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?= 0xfffffc0000300000
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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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PROFILE_C= ${CC} -c ${CFLAGS} ${PARAM} $<
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NORMAL_M= ${NORMAL_C}
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# ${ALPHA}/alpha/setdef0.c and ${ALPHA}/alpha/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= ${ALPHA}/alpha/locore.s
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SYSTEM_DEP= Makefile ${SYSTEM_OBJS}
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SYSTEM_OBJS= locore.o setdef0.o vnode_if.o \
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${OBJS} ioconf.o param.o config.o \
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setdef1.o hack.So
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SYSTEM_LD= @${LD} --export-dynamic -T$S/alpha/conf/kernel.script -e locorestart \
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-o $@ -X ${SYSTEM_OBJS} vers.o
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SYSTEM_LD_TAIL= @${SIZE} $@; chmod 755 $@
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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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%MFILES
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%CLEAN
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all: ${KERNEL}
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.if !defined(DEBUG)
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FULLKERNEL= ${KERNEL}
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.else
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FULLKERNEL= ${KERNEL}.debug
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${KERNEL}: ${FULLKERNEL}
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objcopy --strip-debug ${FULLKERNEL} ${KERNEL}
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.endif
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${FULLKERNEL}: ${SYSTEM_DEP} vers.o
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@rm -f ${.TARGET}
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@echo linking ${.TARGET}
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${SYSTEM_LD}
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${SYSTEM_LD_TAIL}
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.if !exists(.depend)
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${SYSTEM_OBJS}: ${BEFORE_DEPEND:M*.h}
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.endif
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clean:
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rm -f *.o *.s eddep errs genassym gensetdefs ${KERNEL} ${FULLKERNEL} \
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linterrs makelinks param.c setdefs.h \
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tags 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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# ${ALPHA}/alpha/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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locore.o: ${ALPHA}/alpha/locore.s assym.s
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${NORMAL_S}
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hack.So: Makefile
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echo "void __elf_kld_hack() {}" > hack.c
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${CC} -shared -nostdlib hack.c -o hack.So
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rm -f hack.c
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setdef0.o: ${ALPHA}/alpha/setdef0.c setdefs.h
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${NORMAL_C}
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setdef1.o: ${ALPHA}/alpha/setdef1.c setdefs.h
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${NORMAL_C}
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setdefs.h: gensetdefs ${OBJS}
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@echo Generating kernel linker sets
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@./gensetdefs ${OBJS} >setdefs.h
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gensetdefs: gensetdefs.o
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${HCC} -static gensetdefs.o -o $@
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gensetdefs.o: ${ALPHA}/alpha/gensetdefs.c
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${HCC} -c -I${INCLUDES} ${ALPHA}/alpha/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: ${ALPHA}/alpha/genassym.c Makefile opt_global.h
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${HCC} -c ${COPTS} ${PARAM} -UKERNEL ${ALPHA}/alpha/genassym.c
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genassym: genassym.o
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${HCC} -static ${COPTS} ${PARAM} genassym.o -o $@
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SYSTEM_OBJS+= __divqu.o __divq.o __divlu.o __divl.o
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SYSTEM_OBJS+= __remqu.o __remq.o __remlu.o __reml.o
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CLEAN+= __divqu.S __divq.S __divlu.S __divl.S
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CLEAN+= __remqu.S __remq.S __remlu.S __reml.S
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__divqu.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__divqu')define(OP,\`div')define(S,\`false')"; \
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echo "define(WORDSIZE,64)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__divq.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__divq')define(OP,\`div')define(S,\`true')"; \
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echo "define(WORDSIZE,64)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__divlu.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__divlu')define(OP,\`div')define(S,\`false')"; \
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echo "define(WORDSIZE,32)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__divl.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__divl')define(OP,\`div')define(S,\`true')"; \
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echo "define(WORDSIZE,32)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__remqu.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__remqu')define(OP,\`rem')define(S,\`false')"; \
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echo "define(WORDSIZE,64)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__remq.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__remq')define(OP,\`rem')define(S,\`true')"; \
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echo "define(WORDSIZE,64)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__remlu.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__remlu')define(OP,\`rem')define(S,\`false')"; \
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echo "define(WORDSIZE,32)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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__reml.S: ${S}/alpha/alpha/divrem.m4
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@echo 'building ${.TARGET} from ${.ALLSRC}'
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@(echo "define(NAME,\`__reml')define(OP,\`rem')define(S,\`true')"; \
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echo "define(WORDSIZE,32)"; cat ${.ALLSRC}) | m4 > ${.TARGET}
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${OBJS}: opt_global.h
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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 ${ALPHA}/alpha/genassym.c
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MKDEP_CPP="${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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cleandepend:
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rm -f .depend
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links:
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egrep '#if' ${CFILES} | 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} | 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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@[ -f .depend ] || { echo "you must make depend first"; exit 1; }
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sh $S/conf/systags.sh
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rm -f tags1
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sed -e 's, ../, ,' tags > tags1
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install install.debug:
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@if [ ! -f ${KERNEL}${.TARGET:S/install//} ] ; then \
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echo "You must first build a kernel first." ; \
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exit 1 ; \
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fi
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.if exists(${DESTDIR}/${KERNEL})
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-chflags noschg ${DESTDIR}/${KERNEL}
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mv ${DESTDIR}/${KERNEL} ${DESTDIR}/${KERNEL}.old
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.endif
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PATH=$${PATH}:/sbin:/usr/sbin; \
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if [ `sysctl -n kern.bootfile` = ${DESTDIR}/${KERNEL} ] ; then \
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sysctl -w kern.bootfile=${DESTDIR}/${KERNEL}.old ; \
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if [ -f /var/db/kvm_${KERNEL}.db ] ; then \
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mv -f /var/db/kvm_${KERNEL}.db /var/db/kvm_${KERNEL}.old.db ; \
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fi \
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fi
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install -c -m 555 -o root -g wheel -fschg \
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${KERNEL}${.TARGET:S/install//} ${DESTDIR}/${KERNEL}
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reinstall reinstall.debug:
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install -c -m 555 -o root -g wheel -fschg \
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${KERNEL}${.TARGET:S/reinstall//} ${DESTDIR}/${KERNEL}
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ioconf.o: ioconf.c $S/sys/param.h $S/sys/buf.h
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${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 $S/kern/vnode_if.src
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.if exists($S/../share/mk)
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.include "$S/../share/mk/bsd.kern.mk"
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.else
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.include <bsd.kern.mk>
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.endif
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%RULES
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# DO NOT DELETE THIS LINE -- make depend uses it
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