0c2366cfe9
to dig it out manually if installing by version number... and also to make it somewhat easier to notice up front if one accidentally boots the wrong test kernel. not like I've ever done that. ;-) PR kern/38563.
489 lines
14 KiB
PHP
489 lines
14 KiB
PHP
# $NetBSD: Makefile.kern.inc,v 1.112 2008/05/14 18:15:41 dholland Exp $
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#
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# This file contains common `MI' targets and definitions and it is included
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# at the bottom of each `MD' ${MACHINE}/conf/Makefile.${MACHINE}.
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#
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# Each target in this file should be protected with `if !target(target)'
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# or `if !commands(target)' and each variable should only be conditionally
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# assigned `VAR ?= VALUE', so that everything can be overriden.
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#
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# DEBUG is set to -g if debugging.
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# PROF is set to -pg if profiling.
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#
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# To specify debugging, add the config line: makeoptions DEBUG="-g"
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# A better way is to specify -g only for a few files.
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#
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# makeoptions DEBUGLIST="uvm* trap if_*"
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#
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# all ports are expected to include bsd.own.mk for toolchain settings
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##
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## (0) toolchain settings for things that aren't part of the standard
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## toolchain
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##
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HOST_SH?= sh
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DBSYM?= dbsym
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MKDEP?= mkdep
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STRIP?= strip
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OBJCOPY?= objcopy
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OBJDUMP?= objdump
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CSCOPE?= cscope
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MKID?= mkid
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UUDECODE?= ${TOOL_UUDECODE:Uuudecode}
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HEXDUMP?= ${TOOL_HEXDUMP:Uhexdump}
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GENASSYM?= ${TOOL_GENASSYM:Ugenassym}
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.MAKEOVERRIDES+=USETOOLS # make sure proper value is propagated
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_MKMSG?= @\#
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_MKSHMSG?= echo
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_MKSHECHO?= echo
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_MKMSG_CREATE?= :
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_MKTARGET_COMPILE?= :
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_MKTARGET_CREATE?= :
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##
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## (1) port independent source tree identification
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##
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# source tree is located via $S relative to the compilation directory
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.ifndef S
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S!= cd ../../../..; pwd
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.endif
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##
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## (2) compile settings
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##
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## CPPFLAGS, CFLAGS, and AFLAGS must be set in the port's Makefile
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##
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INCLUDES?= -I. ${EXTRA_INCLUDES} -I${S}/../common/include -I$S/arch \
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-I$S -nostdinc
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CPPFLAGS+= ${INCLUDES} ${IDENT} ${PARAM} -D_KERNEL -D_KERNEL_OPT
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DEFCOPTS?= -O2
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COPTS?= ${DEFCOPTS}
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COPTS+= -std=gnu99
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DBG= # might contain unwanted -Ofoo
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DEFWARNINGS?= yes
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.if (${DEFWARNINGS} == "yes")
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. if !defined(NOGCCERROR)
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CWARNFLAGS+= -Werror
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. endif
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CWARNFLAGS+= -Wall -Wno-main -Wno-format-zero-length -Wpointer-arith
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CWARNFLAGS+= -Wmissing-prototypes -Wstrict-prototypes
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CWARNFLAGS+= -Wswitch -Wshadow
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CWARNFLAGS+= -Wcast-qual -Wwrite-strings
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# Add -Wno-sign-compare. -Wsign-compare is included in -Wall as of GCC 3.3,
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# but our sources aren't up for it yet.
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CWARNFLAGS+= -Wno-sign-compare
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. if ${HAVE_GCC} > 3
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CWARNFLAGS+= -Wno-pointer-sign -Wno-attributes
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. if ${MACHINE} == "i386" || ${MACHINE_ARCH} == "sparc64" || ${MACHINE} == "prep"
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CWARNFLAGS+= -Wextra -Wno-unused-parameter
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. endif
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. endif
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.endif
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CFLAGS+= -ffreestanding -fno-zero-initialized-in-bss
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CFLAGS+= ${CPUFLAGS} ${DEBUG} ${COPTS} ${CWARNFLAGS}
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AFLAGS+= ${CPUFLAGS} -D_LOCORE -Wa,-fatal-warnings
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# XXX
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.if ${HAVE_GCC} > 3
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CFLAGS+= -fno-strict-aliasing
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.endif
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.if ${USE_SSP:Uno} == "yes"
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CFLAGS+=-fstack-protector -Wstack-protector --param ssp-buffer-size=1
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LDFLAGS+=-fstack-protector -Wstack-protector --param ssp-buffer-size=1
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.endif
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# If we want the bpendtsleep: label in kern_synch.c, we need to use
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# -fno-reorder-blocks. Don't make this a config(1) defflag without
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# making sure this fragment remains valid.
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.if ${HAVE_GCC} > 3 && !empty(${CFLAGS:M-DKERN_SYNCH_BPENDTSLEEP_LABEL})
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COPTS.kern_synch.c+= -fno-reorder-blocks
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.endif
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# Use the per-source COPTS variables to add -g to just those
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# files that match the shell patterns given in ${DEBUGLIST}
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#
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.for i in ${DEBUGLIST}
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. for j in ${CFILES:T:M$i.c}
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COPTS.${j}+=-g
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. endfor
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.endfor
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# Always compile subr_debug_info.c with debug informations.
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# This allows gdb to use type informations.
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#
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COPTS.debugsyms.c+= -g
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# compile rules: rules are named ${TYPE}_${SUFFIX} where TYPE is NORMAL or
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# NOPROF and SUFFIX is the file suffix, capitalized (e.g. C for a .c file).
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NORMAL_C?= @${_MKSHMSG} "compile ${.CURDIR:T}/${.TARGET}"; \
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${_MKSHECHO}\
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${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<; \
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${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c $<
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NOPROF_C?= @${_MKSHMSG} "compile ${.CURDIR:T}/${.TARGET}"; \
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${_MKSHECHO}\
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${CC} ${CFLAGS} ${CPPFLAGS} -c $<; \
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${CC} ${CFLAGS} ${CPPFLAGS} -c $<
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NORMAL_S?= @${_MKSHMSG} "compile ${.CURDIR:T}/${.TARGET}"; \
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${_MKSHECHO}\
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${CC} ${AFLAGS} ${CPPFLAGS} -c $<; \
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${CC} ${AFLAGS} ${CPPFLAGS} -c $<
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##
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## (3) libkern and compat
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##
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## Set KERN_AS in the port Makefile to "obj" or "library". The
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## default is "library", as documented in $S/lib/libkern/Makefile.inc.
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##
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### find out what to use for libkern
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.include "$S/lib/libkern/Makefile.inc"
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.ifndef PROF
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LIBKERN?= ${KERNLIB}
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.else
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LIBKERN?= ${KERNLIB_PROF}
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.endif
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LIBKERNLN?= ${KERNLIBLN}
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### find out what to use for libcompat
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.include "$S/compat/common/Makefile.inc"
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.ifndef PROF
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SYSLIBCOMPAT?= ${COMPATLIB}
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.else
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SYSLIBCOMPAT?= ${COMPATLIB_PROF}
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.endif
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SYSLIBCOMPATLN?= ${COMPATLIBLN}
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##
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## (4) local objects, compile rules, and dependencies
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##
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## Each port should have a corresponding section with settings for
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## MD_CFILES, MD_SFILES, and MD_OBJS, along with build rules for same.
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##
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MI_CFILES=devsw.c ioconf.c param.c
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# the need for a MI_SFILES variable is dubitable at best
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MI_OBJS=${MI_CFILES:S/.c/.o/}
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param.c: $S/conf/param.c
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${_MKTARGET_CREATE}
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rm -f param.c
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cp $S/conf/param.c .
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param.o: Makefile
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.for _cfile in ${MI_CFILES}
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${_cfile:T:R}.o: ${_cfile}
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${NORMAL_C}
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.endfor
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##
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## (5) link settings
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##
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## TEXTADDR (or LOADADDRESS), LINKFORMAT, and any EXTRA_LINKFLAGS must
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## be set in the port's Makefile. The port specific definitions for
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## LINKFLAGS_NORMAL and LINKFLAGS_DEBUG will added to the LINKFLAGS
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## depending on the value of DEBUG.
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##
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# load lines for config "xxx" will be emitted as:
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# xxx: ${SYSTEM_DEP} swapxxx.o
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# ${SYSTEM_LD_HEAD}
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# ${SYSTEM_LD} swapxxx.o
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# ${SYSTEM_LD_TAIL}
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SYSTEM_OBJ?= ${MD_OBJS} ${MI_OBJS} ${OBJS} ${SYSLIBCOMPAT} ${LIBKERN}
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SYSTEM_DEP?= Makefile ${SYSTEM_OBJ:O} .gdbinit
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SYSTEM_LD_HEAD?=@rm -f $@
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SYSTEM_LD?= @${_MKSHMSG} " link ${.CURDIR:T}/${.TARGET}"; \
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${_MKSHECHO}\
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${LD} -Map $@.map --cref ${LINKFLAGS} -o $@ '$${SYSTEM_OBJ}' '$${EXTRA_OBJ}' vers.o; \
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${LD} -Map $@.map --cref ${LINKFLAGS} -o $@ ${SYSTEM_OBJ} ${EXTRA_OBJ} vers.o
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SYSTEM_LD_TAIL?=@sed '/const char sccs/!d;s/.*@(.)//;s/\\.*//' vers.c; \
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${SIZE} $@; chmod 755 $@
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TEXTADDR?= ${LOADADDRESS} # backwards compatibility
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LINKTEXT?= ${TEXTADDR:C/.+/-Ttext &/}
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LINKDATA?= ${DATAADDR:C/.+/-Tdata &/}
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ENTRYPOINT?= start
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LINKENTRY?= ${ENTRYPOINT:C/.+/-e &/}
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LINKFLAGS?= ${LINKFORMAT} ${LINKTEXT} ${LINKDATA} ${LINKENTRY} \
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${EXTRA_LINKFLAGS}
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LINKFLAGS_DEBUG?= -X
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SYSTEM_LD_TAIL_DEBUG?=; \
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echo mv -f $@ $@.gdb; mv -f $@ $@.gdb; \
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echo ${STRIP} ${STRIPFLAGS} -o $@ $@.gdb; \
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${STRIP} ${STRIPFLAGS} -o $@ $@.gdb
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LINKFLAGS_NORMAL?= -S
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STRIPFLAGS?= -g
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DEBUG?=
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.if !empty(DEBUG:M-g*)
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SYSTEM_LD_TAIL+=${SYSTEM_LD_TAIL_DEBUG}
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LINKFLAGS+= ${LINKFLAGS_DEBUG}
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EXTRA_KERNELS+= ${KERNELS:@.KERNEL.@${.KERNEL.}.gdb@}
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.elifndef PROF
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LINKFLAGS+= ${LINKFLAGS_NORMAL}
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.endif
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SYSTEM_LD_TAIL+=; \
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if grep -q '^\#define.*SYMTAB_SPACE' opt_ddbparam.h; then \
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echo "${DBSYM} $@"; \
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${DBSYM} $@; \
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fi
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SYSTEM_LD_HEAD+=${SYSTEM_LD_HEAD_EXTRA}
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SYSTEM_LD_TAIL+=${SYSTEM_LD_TAIL_EXTRA}
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##
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## (6) port independent targets and dependencies: assym.h, vers.o
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##
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.if !target(assym.h)
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assym.h: ${GENASSYM_CONF} ${GENASSYM_EXTRAS}
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${_MKTARGET_CREATE}
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cat ${GENASSYM_CONF} ${GENASSYM_EXTRAS} | \
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${GENASSYM} -- ${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} \
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> assym.h.tmp && \
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mv -f assym.h.tmp assym.h
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${MD_SFILES:C/\.[Ss]/.o/} ${SFILES:C/\.[Ss]/.o/}: assym.h
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.endif
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.if !target(vers.o)
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newvers: vers.o
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vers.o: ${SYSTEM_DEP} ${SYSTEM_SWAP_DEP} $S/conf/newvers.sh $S/conf/osrelease.sh
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${_MKMSG_CREATE} vers.c
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${HOST_SH} $S/conf/newvers.sh
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${_MKTARGET_COMPILE}
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${CC} ${CFLAGS} ${CPPFLAGS} ${PROF} -c vers.c
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.endif
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.if !target(config_time.h)
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BUILDSYMLINKS+= config_time.src config_time.h
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.endif
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.if defined(MEMORY_DISK_IMAGE)
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md_root_image.h: ${MEMORY_DISK_IMAGE}
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${_MKTARGET_CREATE}
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${TOOL_HEXDUMP} -v -e '"\t" 8/1 "0x%02x, " "\n"' ${.ALLSRC} > ${.TARGET}
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# XXX This is only needed when building md_root.o
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CPPFLAGS+= -DMEMORY_DISK_IMAGE
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md_root.o: md_root_image.h
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.endif
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# depend on MEMORY_DISK_IMAGE configuration
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md_root.o: Makefile
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# depend on root or device configuration
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autoconf.o conf.o: Makefile
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# depend on network or filesystem configuration
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uipc_proto.o vfs_conf.o: Makefile
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# depend on maxusers and CPU configuration
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assym.h machdep.o: Makefile
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##
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## (7) misc targets: install, clean(dir), depend(all), lint, links, tags,
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## cscope, mkid
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##
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## Any ports that have other stuff to be cleaned up should fill in
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## EXTRA_CLEAN. Some ports may want different settings for
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## KERNLINTFLAGS, MKDEP_CFLAGS, or MKDEP_AFLAGS.
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##
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.if !target(__CLEANKERNEL)
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__CLEANKERNEL: .USE
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${_MKMSG} "${.TARGET}ing the kernel objects"
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rm -f ${KERNELS} eddep tags *.[io] *.ln [a-z]*.s vers.c \
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[Ee]rrs linterrs makelinks assym.h.tmp assym.h \
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${EXTRA_KERNELS} ${EXTRA_CLEAN}
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.endif
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.if !target(kernelnames)
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kernelnames:
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@echo "${KERNELS} ${EXTRA_KERNELS}"
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.endif
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.if !target(__CLEANDEPEND)
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__CLEANDEPEND: .USE
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echo .depend ${DEPS} | xargs rm -f --
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.endif
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# do not !target these, the kern and compat Makefiles augment them
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cleandir distclean: __CLEANKERNEL __CLEANDEPEND
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clean: __CLEANKERNEL
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depend: .depend
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dependall: depend .WAIT all
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.if !target(.depend)
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MKDEP_AFLAGS?= ${AFLAGS}
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MKDEP_CFLAGS?= ${CFLAGS}
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SSRCS=${MD_SFILES} ${SFILES}
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CSRCS=${MD_CFILES} ${MI_CFILES} ${CFILES}
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SRCS=${SSRCS} ${CSRCS}
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DEPS= ${SRCS:T:O:u:R:S/$/.d/g}
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.for _s in ${SSRCS}
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${_s:T:R}.d: ${_s} assym.h
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${_MKTARGET_CREATE}
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${MKDEP} -f ${.TARGET} -- ${MKDEP_AFLAGS} \
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${CPPFLAGS} ${CPPFLAGS.${_s:T}} ${_s}
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.endfor
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.for _s in ${CSRCS}
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${_s:T:R}.d: ${_s}
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${_MKTARGET_CREATE}
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${MKDEP} -f ${.TARGET} -- ${MKDEP_CFLAGS} \
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${CPPFLAGS} ${CPPFLAGS.${_s:T}} ${_s}
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.endfor
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assym.d: assym.h
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${_MKTARGET_CREATE}
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cat ${GENASSYM_CONF} ${GENASSYM_EXTRAS} | \
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${GENASSYM} -- ${MKDEP} -f assym.dep -- \
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${CFLAGS} ${CPPFLAGS}
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sed -e 's/.*\.o:.*\.c/assym.h:/' < assym.dep >${.TARGET}
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rm -f assym.dep
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DEPS+= assym.d
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.depend: ${DEPS}
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${_MKTARGET_CREATE}
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echo "${.ALLSRC}" | ${MKDEP} -D
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.endif
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.if !target(lint)
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ALLSFILES?= ${MD_SFILES} ${SFILES}
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LINTSTUBS?= ${ALLSFILES:T:R:C/^.*$/LintStub_&.c/g}
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KERNLINTFLAGS?= -bcehnxzFS
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NORMAL_LN?= ${LINT} ${KERNLINTFLAGS} ${CPPFLAGS:M-[IDU]*} -i $<
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_lsrc=${CFILES} ${LINTSTUBS} ${MI_CFILES} ${MD_CFILES}
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LOBJS?= ${_lsrc:T:S/.c$/.ln/g} ${LIBKERNLN} ${SYSLIBCOMPATLN}
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.for _sfile in ${ALLSFILES}
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LintStub_${_sfile:T:R}.c: ${_sfile} assym.h
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${_MKTARGET_COMPILE}
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${CC} -E -C ${AFLAGS} ${CPPFLAGS} ${_sfile} | \
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awk -f $S/kern/genlintstub.awk >${.TARGET}
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.endfor
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.for _cfile in ${CFILES} ${LINTSTUBS} ${MI_CFILES} ${MD_CFILES}
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${_cfile:T:R}.ln: ${_cfile}
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${_MKTARGET_COMPILE}
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${NORMAL_LN}
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.endfor
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lint: ${LOBJS}
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${LINT} ${KERNLINTFLAGS} ${CPPFLAGS:M-[IDU]*} ${LOBJS}
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.endif
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# Attempt to do a syntax-only compile of the entire kernel as one entity.
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# Alas, bugs in the GCC C frontend prevent this from completely effective
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# but information can be gleaned from the output.
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syntax-only: ${CFILES} ${MD_CFILES}
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${CC} -fsyntax-only -combine ${CFLAGS} ${CPPFLAGS} \
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${CFILES} ${MD_CFILES}
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# List of kernel images that will be installed into the root file system.
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# Some platforms may need to install more than one (e.g. a netbsd.aout file
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# to be loaded directly by the firmware), so this can be overriden by them.
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KERNIMAGES?= netbsd
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.if !target(install)
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# The install target can be redefined by putting a
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# install-kernel-${MACHINE_NAME} target into /etc/mk.conf
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MACHINE_NAME!= uname -n
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install: install-kernel-${MACHINE_NAME}
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.if !target(install-kernel-${MACHINE_NAME})
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install-kernel-${MACHINE_NAME}:
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.for _K in ${KERNIMAGES}
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rm -f ${DESTDIR}/o${_K}
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ln ${DESTDIR}/${_K} ${DESTDIR}/o${_K}
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cp ${_K} ${DESTDIR}/n${_K}
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mv ${DESTDIR}/n${_K} ${DESTDIR}/${_K}
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.endfor
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.endif
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.endif
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.if !target(tags)
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tags:
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@echo "see $S/kern/Makefile for tags"
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.endif
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EXTRA_CLEAN+= cscope.out cscope.tmp
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.if !target(cscope.out)
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cscope.out: Makefile depend
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${_MKTARGET_CREATE}
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@sed 's/[^:]*://;s/^ *//;s/ *\\ *$$//;' lib/kern/.depend | \
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tr -s ' ' '\n' | sed 's|^\([^.\\]\)|lib/kern/\1|;s|^../../||;' > \
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cscope.tmp
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@sed 's/[^:]*://;s/^ *//;s/ *\\ *$$//;' lib/compat/.depend | \
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tr -s ' ' '\n' | sed 's|^\([^.\\]\)|lib/compat/\1|;s|^../../||;' >> \
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cscope.tmp
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@echo ${SRCS} | cat - cscope.tmp | tr -s ' ' '\n' | sort -u | \
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${CSCOPE} -k -i - -b `echo ${INCLUDES} | sed s/-nostdinc//`
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# cscope doesn't write cscope.out if it's uptodate, so ensure
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# make doesn't keep calling cscope when not needed.
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@rm -f cscope.tmp; touch cscope.out
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.endif
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.if !target(cscope)
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cscope: cscope.out
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@${CSCOPE} -d
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.endif
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EXTRA_CLEAN+= ID
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.if !target(mkid)
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.PHONY: mkid
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mkid: ID
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|
ID: Makefile depend
|
|
${_MKTARGET_CREATE}
|
|
@${MKID} `sed 's/[^:]*://;s/^ *//;s/ *\\\\ *$$//;' lib/kern/.depend \
|
|
lib/compat/.depend | tr ' ' '\n' | sed "s|^../../||" | sort -u` \
|
|
`sed 's/[^:]*://;s/^ *//;s/ *\\\\ *$$//;' .depend | tr ' ' '\n' \
|
|
| sort -u`
|
|
|
|
.endif
|
|
|
|
.include "${S}/gdbscripts/Makefile.inc"
|
|
|
|
EXTRA_CLEAN+= .gdbinit
|
|
.gdbinit: Makefile ${S}/gdbscripts/Makefile.inc
|
|
${_MKTARGET_CREATE}
|
|
rm -f .gdbinit
|
|
.for __gdbinit in ${SYS_GDBINIT}
|
|
echo "source ${S}/gdbscripts/${__gdbinit}" >> .gdbinit
|
|
.endfor
|
|
.if defined(GDBINIT) && !empty(GDBINIT)
|
|
.for __gdbinit in ${GDBINIT}
|
|
echo "source ${__gdbinit}" >> .gdbinit
|
|
.endfor
|
|
.endif
|
|
|
|
# The following files use alloca(3) or variable array allocations.
|
|
# Their full name is noted as documentation.
|
|
VARSTACK=dev/cgd.c kern/uipc_socket.c miscfs/genfs/genfs_vnops.c \
|
|
nfs/nfs_bio.c uvm/uvm_bio.c \
|
|
uvm/uvm_pager.c dev/ic/aic7xxx.c dev/ic/aic79xx.c arch/xen/i386/gdt.c \
|
|
dev/ofw/ofw_subr.c
|
|
|
|
. if ${HAVE_GCC} > 3
|
|
.for __varstack in ${VARSTACK}
|
|
COPTS.${__varstack:T} += -Wno-stack-protector
|
|
.endfor
|
|
.endif
|
|
|
|
AFLAGS+= ${AOPTS.${.IMPSRC:T}}
|
|
CFLAGS+= ${COPTS.${.IMPSRC:T}} ${CPUFLAGS.${.IMPSRC:T}}
|
|
CPPFLAGS+= ${CPPFLAGS.${.IMPSRC:T}}
|
|
CWARNFLAGS+= ${CWARNFLAGS.${.IMPSRC:T}}
|
|
|
|
.include <bsd.files.mk>
|
|
|
|
##
|
|
## the end
|
|
##
|