kern.pre.mk revision 284227
185909Simp# $FreeBSD: head/sys/conf/kern.pre.mk 284227 2015-06-10 15:53:39Z br $ 285909Simp 3122116Sbde# Part of a unified Makefile for building kernels. This part contains all 4122116Sbde# of the definitions that need to be before %BEFORE_DEPEND. 5122116Sbde 6266349Simp# Allow user to configure things that only effect src tree builds. 7266349Simp# Note: This is duplicated from src.sys.mk to ensure that we include 8266349Simp# /etc/src.conf when building the kernel. Kernels can be built without 9266349Simp# the rest of /usr/src, but they still always process SRCCONF even though 10266349Simp# the normal mechanisms to prevent that (compiling out of tree) won't 11266349Simp# work. To ensure they do work, we have to duplicate thee few lines here. 12266349SimpSRCCONF?= /etc/src.conf 13266349Simp.if (exists(${SRCCONF}) || ${SRCCONF} != "/etc/src.conf") && !target(_srcconf_included_) 14266349Simp.include "${SRCCONF}" 15266349Simp_srcconf_included_: 16266349Simp.endif 17266349Simp 18266349Simp.include <bsd.own.mk> 19240468Sbrooks.include <bsd.compiler.mk> 20265785Simp.include "kern.opts.mk" 21160440Sobrien 2285909Simp# Can be overridden by makeoptions or /etc/make.conf 2385909SimpKERNEL_KO?= kernel 2485909SimpKERNEL?= kernel 2585909SimpKODIR?= /boot/${KERNEL} 26175888SimpLDSCRIPT_NAME?= ldscript.$M 27175888SimpLDSCRIPT?= $S/conf/${LDSCRIPT_NAME} 2885909Simp 29281627SemasteM= ${MACHINE} 3085909Simp 3191512SobrienAWK?= awk 32240451SnpCP?= cp 33116341SmarkmLINT?= lint 3485909SimpNM?= nm 3585909SimpOBJCOPY?= objcopy 3685909SimpSIZE?= size 3785909Simp 38220863Sdim.if defined(DEBUG) 39140606Sobrien_MINUS_O= -O 40187103SgnnCTFFLAGS+= -g 41220863Sdim.else 42224882Snwhitehorn.if ${MACHINE_CPUARCH} == "powerpc" 43224882Snwhitehorn_MINUS_O= -O # gcc miscompiles some code at -O2 44224882Snwhitehorn.else 45140606Sobrien_MINUS_O= -O2 46220863Sdim.endif 47224882Snwhitehorn.endif 48220863Sdim.if ${MACHINE_CPUARCH} == "amd64" 49265832Simp.if ${COMPILER_TYPE} == "clang" 50265832SimpCOPTFLAGS?=-O2 -pipe 51265832Simp.else 52127204SobrienCOPTFLAGS?=-O2 -frename-registers -pipe 53228868Sdim.endif 54228868Sdim.else 55140606SobrienCOPTFLAGS?=${_MINUS_O} -pipe 56220863Sdim.endif 57220863Sdim.if !empty(COPTFLAGS:M-O[23s]) && empty(COPTFLAGS:M-fno-strict-aliasing) 58124834SruCOPTFLAGS+= -fno-strict-aliasing 59124834Sru.endif 6085909Simp.if !defined(NO_CPU_COPTFLAGS) 6185909SimpCOPTFLAGS+= ${_CPUCFLAGS} 6285909Simp.endif 63126890StrhodesNOSTDINC= -nostdinc 6485909Simp 65192901SthompsaINCLUDES= ${NOSTDINC} ${INCLMAGIC} -I. -I$S 66126890Strhodes 67149978Sobrien.if make(depend) || make(kernel-depend) 68149978Sobrien 69281613Sglebius# This hack lets us use the ipfilter code without spamming a new 70281613Sglebius# include path into contrib'ed source files. 71149978SobrienINCLUDES+= -I$S/contrib/ipfilter 72149978Sobrien 73185522Ssam# ... and the same for ath 74250173SadrianINCLUDES+= -I$S/dev/ath -I$S/dev/ath/ath_hal -I$S/contrib/dev/ath/ath_hal 75149978Sobrien 76149978Sobrien# ... and the same for the NgATM stuff 77149978SobrienINCLUDES+= -I$S/contrib/ngatm 78149978Sobrien 79278277Sgonzo# ... and the same for vchiq 80278277SgonzoINCLUDES+= -I$S/contrib/vchiq 81278277Sgonzo 82229353Sgjb# ... and the same for twa 83149978SobrienINCLUDES+= -I$S/dev/twa 84149978Sobrien 85218792Snp# ... and the same for cxgb and cxgbe 86218792SnpINCLUDES+= -I$S/dev/cxgb -I$S/dev/cxgbe 87183292Skmacy 88149978Sobrien.endif 89149978Sobrien 90282207SimpCFLAGS= ${COPTFLAGS} ${DEBUG} 91150966SglebiusCFLAGS+= ${INCLUDES} -D_KERNEL -DHAVE_KERNEL_OPTION_HEADERS -include opt_global.h 92257735SimpCFLAGS_PARAM_INLINE_UNIT_GROWTH?=100 93257735SimpCFLAGS_PARAM_LARGE_FUNCTION_GROWTH?=1000 94257735Simp.if ${MACHINE_CPUARCH} == "mips" 95257735SimpCFLAGS_ARCH_PARAMS?=--param max-inline-insns-single=1000 96257735Simp.endif 97278913SglebiusCFLAGS.gcc+= -fno-common -fms-extensions -finline-limit=${INLINE_LIMIT} 98265832SimpCFLAGS.gcc+= --param inline-unit-growth=${CFLAGS_PARAM_INLINE_UNIT_GROWTH} 99265832SimpCFLAGS.gcc+= --param large-function-growth=${CFLAGS_PARAM_LARGE_FUNCTION_GROWTH} 100257735Simp.if defined(CFLAGS_ARCH_PARAMS) 101265832SimpCFLAGS.gcc+=${CFLAGS_ARCH_PARAMS} 102210311Sjmallett.endif 103171239SpeterWERROR?= -Werror 10485909Simp 10585909Simp# XXX LOCORE means "don't declare C stuff" not "for locore.s". 106276770SimpASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${CFLAGS} ${ASM_CFLAGS.${.IMPSRC:T}} 10785909Simp 10899923Sbde.if defined(PROFLEVEL) && ${PROFLEVEL} >= 1 109242715SdimCFLAGS+= -DGPROF 110265832SimpCFLAGS.gcc+= -falign-functions=16 11199932Sbde.if ${PROFLEVEL} >= 2 11299932SbdeCFLAGS+= -DGPROF4 -DGUPROF 113242717SdimPROF= -pg 114265832Simp.if ${COMPILER_TYPE} == "gcc" 115242717SdimPROF+= -mprofiler-epilogue 116242717Sdim.endif 11799932Sbde.else 118242717SdimPROF= -pg 11999923Sbde.endif 12099932Sbde.endif 12185909SimpDEFINED_PROF= ${PROF} 12291002Speter 12385909Simp# Put configuration-specific C flags last (except for ${PROF}) so that they 12485909Simp# can override the others. 12585909SimpCFLAGS+= ${CONF_CFLAGS} 12685909Simp 127116341Smarkm# Optional linting. This can be overridden in /etc/make.conf. 128116341SmarkmLINTFLAGS= ${LINTOBJKERNFLAGS} 129116341Smarkm 13091002SpeterNORMAL_C= ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 13191002SpeterNORMAL_S= ${CC} -c ${ASM_CFLAGS} ${WERROR} ${.IMPSRC} 13291002SpeterPROFILE_C= ${CC} -c ${CFLAGS} ${WERROR} ${.IMPSRC} 133105489SmuxNORMAL_C_NOWERROR= ${CC} -c ${CFLAGS} ${PROF} ${.IMPSRC} 13485909Simp 135105462SmuxNORMAL_M= ${AWK} -f $S/tools/makeobjops.awk ${.IMPSRC} -c ; \ 136105462Smux ${CC} -c ${CFLAGS} ${WERROR} ${PROF} ${.PREFIX}.c 13785909Simp 138239956SjhbNORMAL_FW= uudecode -o ${.TARGET} ${.ALLSRC} 139239957SjhbNORMAL_FWO= ${LD} -b binary --no-warn-mismatch -d -warn-common -r \ 140239957Sjhb -o ${.TARGET} ${.ALLSRC:M*.fw} 141239955Sjhb 142284227Sbr# Common for dtrace / zfs 143284227SbrCDDL_CFLAGS= -DFREEBSD_NAMECACHE -nostdinc -I$S/cddl/compat/opensolaris -I$S/cddl/contrib/opensolaris/uts/common -I$S -I$S/cddl/contrib/opensolaris/common ${CFLAGS} -Wno-unknown-pragmas -Wno-missing-prototypes -Wno-undef -Wno-strict-prototypes -Wno-cast-qual -Wno-parentheses -Wno-redundant-decls -Wno-missing-braces -Wno-uninitialized -Wno-unused -Wno-inline -Wno-switch -Wno-pointer-arith -Wno-unknown-pragmas 144284227SbrCDDL_CFLAGS+= -include $S/cddl/compat/opensolaris/sys/debug_compat.h 145284227SbrCDDL_C= ${CC} -c ${CDDL_CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 146284227Sbr 147233578Speter# Special flags for managing the compat compiles for ZFS 148284227SbrZFS_CFLAGS= -DBUILDING_ZFS -I$S/cddl/contrib/opensolaris/uts/common/fs/zfs -I$S/cddl/contrib/opensolaris/uts/common/zmod -I$S/cddl/contrib/opensolaris/common/zfs ${CDDL_CFLAGS} 149233578SpeterZFS_ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${ZFS_CFLAGS} 150233578SpeterZFS_C= ${CC} -c ${ZFS_CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 151233578SpeterZFS_S= ${CC} -c ${ZFS_ASM_CFLAGS} ${WERROR} ${.IMPSRC} 152233578Speter 153284227Sbr# Special flags for managing the compat compiles for DTrace 154284227SbrDTRACE_CFLAGS= -DBUILDING_DTRACE ${CDDL_CFLAGS} -I$S/cddl/dev/dtrace -I$S/cddl/dev/dtrace/${MACHINE_CPUARCH} 155284227Sbr.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386" 156284227SbrDTRACE_CFLAGS+= -I$S/cddl/contrib/opensolaris/uts/intel -I$S/cddl/dev/dtrace/x86 157284227Sbr.endif 158284227SbrDTRACE_CFLAGS+= -I$S/cddl/contrib/opensolaris/common/util -I$S -DDIS_MEM -DSMP 159284227SbrDTRACE_ASM_CFLAGS= -x assembler-with-cpp -DLOCORE ${DTRACE_CFLAGS} 160284227SbrDTRACE_C= ${CC} -c ${DTRACE_CFLAGS} ${CDDL_CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 161284227SbrDTRACE_S= ${CC} -c ${DTRACE_ASM_CFLAGS} ${CDDL_CFLAGS} ${WERROR} ${.IMPSRC} 162284227Sbr 163284227Sbr# Special flags for managing the compat compiles for DTrace/FBT 164284227SbrFBT_CFLAGS= -DBUILDING_DTRACE -nostdinc -I$S/cddl/dev/fbt/${MACHINE_CPUARCH} -I$S/cddl/dev/fbt -I$S/cddl/compat/opensolaris -I$S/cddl/contrib/opensolaris/uts/common -I$S ${CDDL_CFLAGS} 165284227Sbr.if ${MACHINE_CPUARCH} == "amd64" || ${MACHINE_CPUARCH} == "i386" 166284227SbrFBT_CFLAGS+= -I$S/cddl/dev/fbt/x86 167284227Sbr.endif 168284227SbrFBT_C= ${CC} -c ${FBT_CFLAGS} ${CDDL_CFLAGS} ${WERROR} ${PROF} ${.IMPSRC} 169284227Sbr 170228158Sfjoe.if ${MK_CTF} != "no" 171228140SfjoeNORMAL_CTFCONVERT= ${CTFCONVERT} ${CTFFLAGS} ${.TARGET} 172228158Sfjoe.elif ${MAKE_VERSION} >= 5201111300 173228158SfjoeNORMAL_CTFCONVERT= 174228124Sfjoe.else 175228158SfjoeNORMAL_CTFCONVERT= @: 176228124Sfjoe.endif 177179226Sjb 178116341SmarkmNORMAL_LINT= ${LINT} ${LINTFLAGS} ${CFLAGS:M-[DIU]*} ${.IMPSRC} 179116341Smarkm 180219819Sjeff# Infiniband C flags. Correct include paths and omit errors that linux 181219819Sjeff# does not honor. 182219819SjeffOFEDINCLUDES= -I$S/ofed/include/ 183278913SglebiusOFEDNOERR= -Wno-cast-qual -Wno-pointer-arith 184219819SjeffOFEDCFLAGS= ${CFLAGS:N-I*} ${OFEDINCLUDES} ${CFLAGS:M-I*} ${OFEDNOERR} 185219819SjeffOFED_C_NOIMP= ${CC} -c -o ${.TARGET} ${OFEDCFLAGS} ${WERROR} ${PROF} 186219819SjeffOFED_C= ${OFED_C_NOIMP} ${.IMPSRC} 187219819Sjeff 188131210SimpGEN_CFILES= $S/$M/$M/genassym.c ${MFILES:T:S/.m$/.c/} 189144293SphkSYSTEM_CFILES= config.c env.c hints.c vnode_if.c 19085909SimpSYSTEM_DEP= Makefile ${SYSTEM_OBJS} 191111684SruSYSTEM_OBJS= locore.o ${MDOBJS} ${OBJS} 192111684SruSYSTEM_OBJS+= ${SYSTEM_CFILES:.c=.o} 193111684SruSYSTEM_OBJS+= hack.So 194269114SsjgSYSTEM_LD= @${LD} -Bdynamic -T ${LDSCRIPT} ${_LDFLAGS} --no-warn-mismatch \ 195278306Sdavide --warn-common --export-dynamic --dynamic-linker /red/herring \ 19685909Simp -o ${.TARGET} -X ${SYSTEM_OBJS} vers.o 19785909SimpSYSTEM_LD_TAIL= @${OBJCOPY} --strip-symbol gcc2_compiled. ${.TARGET} ; \ 198123966Sbde ${SIZE} ${.TARGET} ; chmod 755 ${.TARGET} 199175888SimpSYSTEM_DEP+= ${LDSCRIPT} 20085909Simp 20188893Simp# MKMODULESENV is set here so that port makefiles can augment 20288893Simp# them. 20388893Simp 204221265SbzMKMODULESENV+= MAKEOBJDIRPREFIX=${.OBJDIR}/modules KMODDIR=${KODIR} 205210151SimpMKMODULESENV+= MACHINE_CPUARCH=${MACHINE_CPUARCH} 206261460SimpMKMODULESENV+= MACHINE=${MACHINE} MACHINE_ARCH=${MACHINE_ARCH} 207278519SimpMKMODULESENV+= MODULES_EXTRA="${MODULES_EXTRA}" WITHOUT_MODULES="${WITHOUT_MODULES}" 20890789Sphk.if (${KERN_IDENT} == LINT) 20990789SphkMKMODULESENV+= ALL_MODULES=LINT 21090789Sphk.endif 21188893Simp.if defined(MODULES_OVERRIDE) 21288893SimpMKMODULESENV+= MODULES_OVERRIDE="${MODULES_OVERRIDE}" 21388893Simp.endif 21488893Simp.if defined(DEBUG) 215125772SruMKMODULESENV+= DEBUG_FLAGS="${DEBUG}" 21688893Simp.endif 217240402Sobrien 218258753Sandreast# Detect kernel config options that force stack frames to be turned on. 219240402SobrienDDB_ENABLED!= grep DDB opt_ddb.h || true ; echo 220240402SobrienDTR_ENABLED!= grep KDTRACE_FRAME opt_kdtrace.h || true ; echo 221240402SobrienHWPMC_ENABLED!= grep HWPMC opt_hwpmc_hooks.h || true ; echo 222