kern.pre.mk revision 124834
1# $FreeBSD: head/sys/conf/kern.pre.mk 124834 2004-01-22 10:01:47Z ru $ 2 3# Part of a unified Makefile for building kernels. This part contains all 4# of the definitions that need to be before %BEFORE_DEPEND. 5 6# Can be overridden by makeoptions or /etc/make.conf 7KERNEL_KO?= kernel 8KERNEL?= kernel 9KODIR?= /boot/${KERNEL} 10 11M= ${MACHINE_ARCH} 12 13AWK?= awk 14LINT?= lint 15NM?= nm 16OBJCOPY?= objcopy 17SIZE?= size 18 19COPTFLAGS?=-O -pipe 20.if ${COPTFLAGS:M-O[23s]} != "" 21COPTFLAGS+= -fno-strict-aliasing 22.endif 23.if !defined(NO_CPU_COPTFLAGS) 24COPTFLAGS+= ${_CPUCFLAGS} 25.endif 26INCLUDES= -nostdinc -I- ${INCLMAGIC} -I. -I$S 27 28# This hack lets us use the Intel ACPICA code without spamming a new 29# include path into 100+ source files. 30INCLUDES+= -I$S/contrib/dev/acpica 31 32# ... and the same for ipfilter 33INCLUDES+= -I$S/contrib/ipfilter 34 35# ... and the same for Atheros HAL 36INCLUDES+= -I$S/contrib/dev/ath -I$S/contrib/dev/ath/freebsd 37 38# ... and the same for the NgATM stuff 39INCLUDES+= -I$S/contrib/ngatm 40 41COPTS= ${INCLUDES} -D_KERNEL -include opt_global.h 42CFLAGS= ${COPTFLAGS} ${CWARNFLAGS} ${DEBUG} ${COPTS} 43CFLAGS+= -fno-common -finline-limit=${INLINE_LIMIT} 44WERROR?= -Werror 45 46# XXX LOCORE means "don't declare C stuff" not "for locore.s". 47ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} 48 49.if defined(PROFLEVEL) && ${PROFLEVEL} >= 1 50CFLAGS+= -DGPROF -falign-functions=16 51.if ${PROFLEVEL} >= 2 52CFLAGS+= -DGPROF4 -DGUPROF 53PROF= -finstrument-functions 54.else 55PROF= -pg 56.endif 57.endif 58DEFINED_PROF= ${PROF} 59 60# Put configuration-specific C flags last (except for ${PROF}) so that they 61# can override the others. 62CFLAGS+= ${CONF_CFLAGS} 63 64# Optional linting. This can be overridden in /etc/make.conf. 65LINTFLAGS= ${LINTOBJKERNFLAGS} 66 67NORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 68NORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC} 69PROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC} 70NORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC} 71 72NORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \ 73 ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c 74 75NORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} 76 77GEN_CFILES= $S/$M/$M/genassym.c 78SYSTEM_CFILES= config.c env.c hints.c majors.c vnode_if.c 79SYSTEM_DEP= Makefile ${SYSTEM_OBJS} 80SYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS} 81SYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o} 82SYSTEM_OBJS+= hack.So 83SYSTEM_LD= @${LD} -Bdynamic -T $S/conf/ldscript.$M \ 84 -warn-common -export-dynamic -dynamic-linker /red/herring \ 85 -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o 86SYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \ 87 ${SIZE} ${.TARGET} ; chmod 755 ${.TARGET} 88SYSTEM_DEP+= $S/conf/ldscript.$M 89 90# MKMODULESENV is set here so that port makefiles can augment 91# them. 92 93MKMODULESENV= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR} 94.if (${KERN_IDENT} == LINT) 95MKMODULESENV+= ALL_MODULES=LINT 96.endif 97.if defined(MODULES_OVERRIDE) 98MKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}" 99.endif 100.if defined(DEBUG) 101MKMODULESENV+= DEBUG="${DEBUG}" DEBUG_FLAGS="${DEBUG}" 102.endif 103