kern.pre.mk revision 228124
190075Sobrien# $FreeBSD: head/sys/conf/kern.pre.mk 228124 2011-11-29 08:38:47Z fjoe $ 290075Sobrien 390075Sobrien# Part of a unified Makefile for building kernels. This part contains all 490075Sobrien# of the definitions that need to be before %BEFORE_DEPEND. 590075Sobrien 690075Sobrien.include <bsd.own.mk> 790075Sobrien 890075Sobrien# backwards compat option for older systems. 990075SobrienMACHINE_CPUARCH?=${MACHINE_ARCH:C/mipse[lb]/mips/:C/armeb/arm/:C/powerpc64/powerpc/} 1090075Sobrien 1190075Sobrien# Can be overridden by makeoptions or /etc/make.conf 1290075SobrienKERNEL_KO?= kernel 1390075SobrienKERNEL?= kernel 1490075SobrienKODIR?= /boot/${KERNEL} 1590075SobrienLDSCRIPT_NAME?= ldscript.$M 1690075SobrienLDSCRIPT?= $S/conf/${LDSCRIPT_NAME} 1790075Sobrien 1890075SobrienM= ${MACHINE_CPUARCH} 1990075Sobrien 2090075SobrienAWK?= awk 2190075SobrienLINT?= lint 2290075SobrienNM?= nm 2390075SobrienOBJCOPY?= objcopy 2490075SobrienSIZE?= size 2590075Sobrien 2690075Sobrien.if defined(DEBUG) 2790075Sobrien_MINUS_O= -O 2890075SobrienCTFFLAGS+= -g 2990075Sobrien.else 3090075Sobrien.if ${MACHINE_CPUARCH} == "powerpc" 3190075Sobrien_MINUS_O= -O # gcc miscompiles some code at -O2 3290075Sobrien.else 3390075Sobrien_MINUS_O= -O2 3490075Sobrien.endif 3590075Sobrien.endif 3690075Sobrien.if ${MACHINE_CPUARCH} == "amd64" 3790075SobrienCOPTFLAGS?=-O2 -frename-registers -pipe 3890075Sobrien.else 3990075SobrienCOPTFLAGS?=${_MINUS_O} -pipe 4090075Sobrien.endif 4190075Sobrien.if !empty(COPTFLAGS:M-O[23s]) && empty(COPTFLAGS:M-fno-strict-aliasing) 4290075SobrienCOPTFLAGS+= -fno-strict-aliasing 4390075Sobrien.endif 4490075Sobrien.if !defined(NO_CPU_COPTFLAGS) 4590075SobrienCOPTFLAGS+= ${_CPUCFLAGS} 4690075Sobrien.endif 4790075SobrienC_DIALECT= -std=c99 4890075SobrienNOSTDINC= -nostdinc 4990075Sobrien 5090075SobrienINCLUDES= ${NOSTDINC} ${INCLMAGIC} -I. -I$S 5190075Sobrien 5290075Sobrien# This hack lets us use the OpenBSD altq code without spamming a new 5390075Sobrien# include path into contrib'ed source files. 5490075SobrienINCLUDES+= -I$S/contrib/altq 5590075Sobrien 5690075Sobrien.if make(depend) || make(kernel-depend) 5790075Sobrien 5890075Sobrien# ... and the same for ipfilter 5990075SobrienINCLUDES+= -I$S/contrib/ipfilter 6090075Sobrien 6190075Sobrien# ... and the same for pf 6290075SobrienINCLUDES+= -I$S/contrib/pf 6390075Sobrien 6490075Sobrien# ... and the same for ath 6590075SobrienINCLUDES+= -I$S/dev/ath -I$S/dev/ath/ath_hal 6690075Sobrien 6790075Sobrien# ... and the same for the NgATM stuff 6890075SobrienINCLUDES+= -I$S/contrib/ngatm 6990075Sobrien 7090075Sobrien# .. and the same for twa 7190075SobrienINCLUDES+= -I$S/dev/twa 7290075Sobrien 7390075Sobrien# ... and XFS 7490075SobrienINCLUDES+= -I$S/gnu/fs/xfs/FreeBSD -I$S/gnu/fs/xfs/FreeBSD/support -I$S/gnu/fs/xfs 7590075Sobrien 7690075Sobrien# ... and the same for cxgb and cxgbe 7790075SobrienINCLUDES+= -I$S/dev/cxgb -I$S/dev/cxgbe 7890075Sobrien 7990075Sobrien.endif 8090075Sobrien 8190075SobrienCFLAGS= ${COPTFLAGS} ${C_DIALECT} ${DEBUG} ${CWARNFLAGS} 8290075SobrienCFLAGS+= ${INCLUDES} -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h 8390075Sobrien.if ${CC:T:Mclang} != "clang" 8490075SobrienCFLAGS+= -fno-common -finline-limit=${INLINE_LIMIT} 8590075Sobrien.if ${MACHINE_CPUARCH} != "mips" 8690075SobrienCFLAGS+= --param inline-unit-growth=100 8790075SobrienCFLAGS+= --param large-function-growth=1000 8890075Sobrien.else 8990075Sobrien# XXX Actually a gross hack just for Octeon because of the Simple Executive. 9090075SobrienCFLAGS+= --param inline-unit-growth=10000 9190075SobrienCFLAGS+= --param large-function-growth=100000 9290075SobrienCFLAGS+= --param max-inline-insns-single=10000 9390075Sobrien.endif 9490075Sobrien.endif 9590075SobrienWERROR?= -Werror 9690075Sobrien 9790075Sobrien# XXX LOCORE means "don't declare C stuff" not "for locore.s". 9890075SobrienASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} 9990075Sobrien 10090075Sobrien.if defined(PROFLEVEL) && ${PROFLEVEL} >= 1 10190075SobrienCFLAGS+= -DGPROF -falign-functions=16 10290075Sobrien.if ${PROFLEVEL} >= 2 10390075SobrienCFLAGS+= -DGPROF4 -DGUPROF 10490075SobrienPROF= -pg -mprofiler-epilogue 10590075Sobrien.else 10690075SobrienPROF= -pg 10790075Sobrien.endif 10890075Sobrien.endif 10990075SobrienDEFINED_PROF= ${PROF} 11090075Sobrien 11190075Sobrien# Put configuration-specific C flags last (except for ${PROF}) so that they 11290075Sobrien# can override the others. 11390075SobrienCFLAGS+= ${CONF_CFLAGS} 11490075Sobrien 11590075Sobrien# Optional linting. This can be overridden in /etc/make.conf. 11690075SobrienLINTFLAGS= ${LINTOBJKERNFLAGS} 11790075Sobrien 11890075SobrienNORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 11990075SobrienNORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC} 12090075SobrienPROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC} 12190075SobrienNORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC} 12290075Sobrien 12390075SobrienNORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \ 12490075Sobrien ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c 12590075Sobrien 12690075Sobrien.if !defined(NO_CTF) 12790075SobrienNORMAL_CTFCONVERT= ${CTFCONVERT} ${CTFFLAGS} ${.TARGET} 12890075Sobrien.else 12990075SobrienNORMAL_CTFCONVERT= : 13090075Sobrien.endif 13190075Sobrien 13290075SobrienNORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} 13390075Sobrien 13490075Sobrien# Infiniband C flags. Correct include paths and omit errors that linux 13590075Sobrien# does not honor. 13690075SobrienOFEDINCLUDES= -I$S/ofed/include/ 13790075SobrienOFEDNOERR= -Wno-cast-qual -Wno-pointer-arith -fms-extensions 13890075SobrienOFEDCFLAGS= ${CFLAGS:N-I*} ${OFEDINCLUDES} ${CFLAGS:M-I*} ${OFEDNOERR} 13990075SobrienOFED_C_NOIMP= ${CC} -c -o ${.TARGET} ${OFEDCFLAGS} ${WERROR} ${PROF} 14090075SobrienOFED_C= ${OFED_C_NOIMP} ${.IMPSRC} 14190075Sobrien 14290075SobrienGEN_CFILES= $S/$M/$M/genassym.c ${MFILES:T:S/.m$/.c/} 14390075SobrienSYSTEM_CFILES= config.c env.c hints.c vnode_if.c 14490075SobrienSYSTEM_DEP= Makefile ${SYSTEM_OBJS} 14590075SobrienSYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS} 14690075SobrienSYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o} 14790075SobrienSYSTEM_OBJS+= hack.So 14890075SobrienSYSTEM_LD= @${LD} -Bdynamic -T ${LDSCRIPT} \ 14990075Sobrien -warn-common -export-dynamic -dynamic-linker /red/herring \ 15090075Sobrien -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o 15190075SobrienSYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \ 15290075Sobrien ${SIZE} ${.TARGET} ; chmod 755 ${.TARGET} 15390075SobrienSYSTEM_DEP+= ${LDSCRIPT} 15490075Sobrien 15590075Sobrien# MKMODULESENV is set here so that port makefiles can augment 15690075Sobrien# them. 15790075Sobrien 15890075SobrienMKMODULESENV+= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR} 15990075SobrienMKMODULESENV+= MACHINE_CPUARCH=${MACHINE_CPUARCH} 16090075Sobrien.if (${KERN_IDENT} == LINT) 16190075SobrienMKMODULESENV+= ALL_MODULES=LINT 16290075Sobrien.endif 16390075Sobrien.if defined(MODULES_OVERRIDE) 16490075SobrienMKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}" 16590075Sobrien.endif 16690075Sobrien.if defined(WITHOUT_MODULES) 16790075SobrienMKMODULESENV+= WITHOUT_MODULES="${WITHOUT_MODULES}" 16890075Sobrien.endif 16990075Sobrien.if defined(DEBUG) 17090075SobrienMKMODULESENV+= DEBUG_FLAGS="${DEBUG}" 17190075Sobrien.endif 17290075Sobrien