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Makefile.bootimage revision 1.4.2.3
      1 #	$NetBSD: Makefile.bootimage,v 1.4.2.3 2012/05/23 10:07:08 yamt Exp $
      2 #
      3 # Copyright (c) 2009, 2010, 2011 Izumi Tsutsui.  All rights reserved.
      4 #
      5 # Redistribution and use in source and binary forms, with or without
      6 # modification, are permitted provided that the following conditions
      7 # are met:
      8 # 1. Redistributions of source code must retain the above copyright
      9 #    notice, this list of conditions and the following disclaimer.
     10 # 2. Redistributions in binary form must reproduce the above copyright
     11 #    notice, this list of conditions and the following disclaimer in the
     12 #    documentation and/or other materials provided with the distribution.
     13 #
     14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     15 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     16 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     17 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     18 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     19 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     20 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     21 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     22 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     23 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     24 
     25 #
     26 # Makefile to create a bootable FS image for USB flash or emulators
     27 #
     28 
     29 #
     30 # Required variables:
     31 #	RELEASEDIR
     32 #		Should be defined in nbmake-${MACHINE}
     33 #	IMGBASE
     34 #		Basename of the image
     35 #
     36 # Optional variables:
     37 #	BOOTDISK
     38 #		device name of target bootable disk specified in /etc/fstab
     39 #		(default: sd0)
     40 #	USE_MBR
     41 #		set yes if target disk image requires MBR partition
     42 #		(default: no)
     43 #	MBR_BOOTCODE
     44 #		optional MBR bootcode which should be installed by fdisk(8)
     45 #		(default: empty)
     46 #		- specified MBR_BOOTCODE must exist in ${DESTDIR}/usr/mdec
     47 #		- if MBR_BOOTCODE is not specified,
     48 #		  MBR_DEFAULT_BOOTCODE (default: mbr) will be used
     49 #		  if the target ${MACHINE} has the one in /usr/mdec
     50 #	USE_SUNLABEL
     51 #		set yes if target disk image requires Sun's label
     52 #		(default: no)
     53 #	INSTALLBOOT_AFTER_DISKLABEL (untested)
     54 #		set yes if the target ${MACHINE} requires disklabel
     55 #		to run installboot(8), like hp300
     56 #		(default: empty)
     57 #	IMAGEMB
     58 #		target image size in MB
     59 #		(default: 2048)
     60 #	SWAPMB
     61 #		swap size in target image in MB
     62 #		(default: 128)
     63 #	KERN_SET
     64 #		kernel set name which should be extracted into image
     65 #		(default: kern-GENERIC)
     66 #	SETS
     67 #		binary sets that should be extracted into image
     68 #		(default: modules base etc comp games man misc tests text
     69 #			  xbase xcomp xetc xfont xserver)
     70 #	SETS_DIR
     71 #		directory path where binary sets are stored
     72 #		(default: ${RELEASEDIR}/${RELEASEMACHINEDIR}/binary/sets)
     73 #	IMGFILE_EXTRA
     74 #		list of additional files to be copied into images,
     75 #		containing one or more tuples of the form:
     76 #			FILE	TARGETPATH
     77 #		for installation image etc.
     78 #		(default: empty)
     79 #	IMGDIR_EXTRA
     80 #		list of additional directories to be copied into images,
     81 #		containing one or more tuples of the form:
     82 #			DIR	TARGETPATH
     83 #		for installation image etc.
     84 #		(default: empty)
     85 #		XXX: currently permissions in IMGDIR_EXTRA are not handled
     86 #	IMGDIR_EXCLUDE
     87 #		pax(1) options to exclude files which should not copied
     88 #		into TARGETPATH in IMGDIR_EXTRA
     89 #		(default: empty)
     90 #	FSTAB_IN
     91 #		template file of /etc/fstab
     92 #		(default: ${DISTRIBDIR}/common/bootimage/fstab.in)
     93 #	SPEC_IN
     94 #		default files of spec file for makefs(8)
     95 #		(default: ${DISTRIBDIR}/common/bootimage/spec.in)
     96 #	SPEC_EXTRA
     97 #		additional files of spec file for makefs(8)
     98 #		(default: empty)
     99 #	IMGMAKEFSOPTIONS
    100 #		options passed to makefs(8) to create root file system
    101 #		(default: -o bsize=16384,fsize=2048,density=8192)
    102 #	INSTALLBOOTOPTIONS
    103 #		options passed to installboot(8), e.g., -o console=com0
    104 #		(default: empty)
    105 #	PRIMARY_BOOT
    106 #		primary boot loader that should be installed into
    107 #		the target image via installboot(8)
    108 #		(default: empty)
    109 #	SECONDARY_BOOT
    110 #		secondary bootloader that should be put into the target image
    111 #		(default: empty)
    112 #	SECONDARY_BOOT_ARG
    113 #		extra arguments that should be passed to installboot(8)
    114 #		to specify the secondary bootloader
    115 #		(default: empty)
    116 #	DISKPROTO_IN
    117 #		template file of disklabel -R
    118 #		(default: ${DISTRIBDIR}/common/bootimage/diskproto.in
    119 #		       or ${DISTRIBDIR}/common/bootimage/diskproto.mbr.in)
    120 #	OMIT_SWAPIMG
    121 #		no need to put swap partition into image (for USB stick)
    122 #		(default: no)
    123 #
    124 
    125 .include <bsd.sys.mk>		# for HOST_SH
    126 .include <bsd.own.mk> 		#
    127 .include <bsd.endian.mk>	# for TARGET_ENDIANNESS
    128 
    129 .include "${NETBSDSRCDIR}/distrib/common/Makefile.distrib"
    130 
    131 .if empty(IMGBASE)
    132 .BEGIN:
    133 	@echo "Error: IMGBASE is not set"
    134 	@false
    135 .endif
    136 
    137 # should be defined elsewhere? 
    138 CAT?=		cat
    139 CHMOD?=		chmod
    140 CP?=		cp
    141 DD?=		dd
    142 MKDIR?=		mkdir -p
    143 RM?=		rm
    144 
    145 #
    146 # common definitions for image
    147 #
    148 BOOTDISK?=	sd0
    149 USE_MBR?=	no
    150 USE_SUNLABEL?=	no
    151 INSTALLBOOT_AFTER_DISKLABEL?=	no
    152 
    153 #
    154 # size parameters for image
    155 #
    156 IMAGEMB?=	2048		# 2048MB
    157 SWAPMB?=	128		# 128MB
    158 
    159 # XXX: SWAPMB could be zero and expr(1) returns exit status 1 in that case
    160 IMAGESECTORS!=	expr ${IMAGEMB} \* 1024 \* 1024 / 512
    161 SWAPSECTORS!=	expr ${SWAPMB} \* 1024 \* 1024 / 512 || true
    162 
    163 .if ${USE_MBR} == "no"
    164 LABELSECTORS?=	0
    165 .else
    166 #LABELSECTORS?=	63	# historical
    167 #LABELSECTORS?=	32	# 16KB aligned
    168 LABELSECTORS?=	2048	# 1MB aligned for modern flash devices
    169 .endif
    170 
    171 FSSECTORS!=	expr ${IMAGESECTORS} - ${SWAPSECTORS} - ${LABELSECTORS}
    172 FSSIZE!=	expr ${FSSECTORS} \* 512
    173 
    174 # parameters for disklabel and MBR
    175 HEADS=		64
    176 SECTORS=	32
    177 CYLINDERS!=	expr ${IMAGESECTORS} / \( ${HEADS} \* ${SECTORS} \)
    178 SECPERCYLINDERS!= expr ${HEADS} \* ${SECTORS}
    179 MBRHEADS=	255
    180 MBRSECTORS=	63
    181 MBRCYLINDERS!=	expr ${IMAGESECTORS} / \( ${MBRHEADS} \* ${MBRSECTORS} \)
    182 MBRNETBSD=	169
    183 
    184 BSDPARTSECTORS!= expr ${IMAGESECTORS} - ${LABELSECTORS}
    185 FSOFFSET=	${LABELSECTORS}
    186 SWAPOFFSET!=	expr ${LABELSECTORS} + ${FSSECTORS}
    187 
    188 # parameters for sunlabel
    189 FSCYLINDERS!=	expr ${FSSECTORS} / \( ${HEADS} \* ${SECTORS} \)
    190 SWAPCYLINDERS!=	expr ${SWAPSECTORS} / \( ${HEADS} \* ${SECTORS} \) || true
    191 
    192 
    193 #
    194 # definitions to create root fs
    195 #
    196 SETS_DEFAULT=	modules base etc comp games man misc tests text
    197 .if ${MKX11} != "no"
    198 SETS_DEFAULT+=	xbase xcomp xetc xfont xserver
    199 .endif
    200 
    201 KERN_SET?=	kern-GENERIC
    202 SETS?=		${SETS_DEFAULT}
    203 IMG_SETS=	${KERN_SET} ${SETS}
    204 SETS_DIR?=	${RELEASEDIR}/${RELEASEMACHINEDIR}/binary/sets
    205 
    206 FSTAB_IN?=	${DISTRIBDIR}/common/bootimage/fstab.in
    207 SPEC_IN?=	${DISTRIBDIR}/common/bootimage/spec.in
    208 
    209 IMGMAKEFSOPTIONS?=	-o bsize=16384,fsize=2048,density=8192
    210 
    211 WORKDIR?=       work
    212 WORKSPEC?=      work.spec
    213 WORKFSTAB?=	work.fstab
    214 WORKRCCONF?=	work.rc.conf
    215 WORKFS?=        work.rootfs
    216 TARGETFS?=      imgroot.fs
    217 
    218 CLEANFILES+=	${WORKSPEC} ${WORKFSTAB} ${WORKRCCONF} ${WORKFS}
    219 CLEANFILES+=	${TARGETFS}
    220 
    221 #
    222 # create root file system for the image
    223 #
    224 ${TARGETFS}: prepare_md_post
    225 	@if [ ! -d ${RELEASEDIR}/${RELEASEMACHINEDIR} ]; then 		\
    226 		echo "Missing ${RELEASEDIR}/${RELEASEMACHINEDIR}, aborting"; \
    227 		false; 							\
    228 	fi;
    229 	@${MKDIR} ${WORKDIR}
    230 .for set in ${IMG_SETS}
    231 	@if [ ! -f ${SETS_DIR}/${set}.tgz ]; then 			\
    232 		echo "Missing ${SETS_DIR}/${set}.tgz, aborting";	\
    233 		false; 							\
    234 	fi
    235 	@echo Extracting ${set}.tgz ...
    236 	@(cd ${WORKDIR}; ${TOOL_PAX} -rnz -f ${SETS_DIR}/${set}.tgz .)
    237 .endfor
    238 .if defined(SECONDARY_BOOT)
    239 	@echo Copying secondary boot...
    240 	${CP} -f ${WORKDIR}/usr/mdec/${SECONDARY_BOOT} ${WORKDIR}
    241 .endif
    242 	@echo Preparing /etc/fstab ...
    243 	${TOOL_SED} "s/@@BOOTDISK@@/${BOOTDISK}/" < ${FSTAB_IN} > ${WORKFSTAB}
    244 	${CP} ${WORKFSTAB} ${WORKDIR}/etc/fstab
    245 	@echo Setting rc_configured=YES in /etc/rc.conf ...
    246 	${TOOL_SED} "s/rc_configured=NO/rc_configured=YES/"		\
    247 	    < ${WORKDIR}/etc/rc.conf > ${WORKRCCONF}
    248 	${CP} ${WORKRCCONF} ${WORKDIR}/etc/rc.conf
    249 .if defined(IMGDIR_EXTRA)
    250 	@echo Copying extra dirs...
    251 .for _SRCDIR _TARGET in ${IMGDIR_EXTRA}
    252 	@if [ ! -d ${_SRCDIR} ]; then 					\
    253 		echo "${_SRCDIR} is not directory, aborting";		\
    254 		false; 							\
    255 	fi
    256 	${MKDIR} ${WORKDIR}/${_TARGET}
    257 	(cd ${_SRCDIR} ;						\
    258 	    ${TOOL_PAX} -rw -pe	-v					\
    259 	    ${IMGDIR_EXCLUDE}						\
    260 	    . ${.OBJDIR}/${WORKDIR}/${_TARGET} )
    261 .endfor
    262 .endif
    263 .if defined(IMGFILE_EXTRA)
    264 	@echo Copying extra files...
    265 .for _SRC _TARGET in ${IMGFILE_EXTRA}
    266 	@if [ ! -f ${_SRC} ]; then 					\
    267 		echo "${_SRC} in IMGFILE_EXTRA not found, aborting";	\
    268 		false; 							\
    269 	fi
    270 	@if [ -f ${_SRC} ]; then 					\
    271 		echo ${CP} ${_SRC} ${WORKDIR}/${_TARGET};		\
    272 		${CP} ${_SRC} ${WORKDIR}/${_TARGET};			\
    273 	fi
    274 .endfor
    275 .endif
    276 	@echo Preparing spec files for makefs...
    277 	${RM} -f ${WORKSPEC}
    278 	cat ${WORKDIR}/etc/mtree/* |					\
    279 	    ${TOOL_SED} -e 's/ size=[0-9]*//' > ${WORKSPEC}
    280 	${HOST_SH} ${WORKDIR}/dev/MAKEDEV -s all |			\
    281 	    ${TOOL_SED} -e '/^\. type=dir/d' -e 's,^\.,./dev,' >> ${WORKSPEC}
    282 	cat ${SPEC_IN} >> ${WORKSPEC}
    283 .if defined(SECONDARY_BOOT)
    284 	echo "./${SECONDARY_BOOT} type=file uname=root gname=wheel mode=0444" \
    285 	    >> ${WORKSPEC}
    286 .endif
    287 .if defined(SPEC_EXTRA)
    288 	cat ${SPEC_EXTRA} >> ${WORKSPEC}
    289 .endif
    290 	@echo Creating rootfs...
    291 	# XXX /var/spool/ftp/hidden is unreadable
    292 	${CHMOD} +r ${WORKDIR}/var/spool/ftp/hidden
    293 	${TOOL_MAKEFS} -M ${FSSIZE} -m ${FSSIZE}			\
    294 	    -B ${TARGET_ENDIANNESS}					\
    295 	    -F ${WORKSPEC} -N ${WORKDIR}/etc				\
    296 	    ${IMGMAKEFSOPTIONS}						\
    297 	    ${WORKFS} ${WORKDIR}
    298 .if !empty(PRIMARY_BOOT) && ${INSTALLBOOT_AFTER_DISKLABEL} == "no"
    299 	${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${INSTALLBOOTOPTIONS} ${WORKFS} \
    300 	    ${WORKDIR}/usr/mdec/${PRIMARY_BOOT} ${SECONDARY_BOOT_ARG}
    301 .endif
    302 	@echo done.
    303 	mv ${WORKFS} ${.TARGET}
    304 
    305 #
    306 # definitions to create image
    307 #
    308 .if ${USE_MBR} != "no"
    309 DISKPROTO_IN?=	${DISTRIBDIR}/common/bootimage/diskproto.mbr.in
    310 .else
    311 DISKPROTO_IN?=	${DISTRIBDIR}/common/bootimage/diskproto.in
    312 .endif
    313 
    314 MBR_DEFAULT_BOOTCODE?=	mbr
    315 
    316 OMIT_SWAPIMG?=	no
    317 
    318 WORKMBR?=	work.mbr
    319 WORKSWAP?=	work.swap
    320 WORKLABEL?=	work.diskproto
    321 WORKIMG?=	work.img
    322 
    323 CLEANFILES+=	${WORKMBR} ${WORKSWAP}
    324 CLEANFILES+=	${WORKLABEL}.tmp ${WORKLABEL}
    325 CLEANFILES+=	${WORKIMG} ${IMGBASE}.img
    326 
    327 ${WORKLABEL}:
    328 	${TOOL_SED}							\
    329 	    -e "s/@@SECTORS@@/${SECTORS}/"				\
    330 	    -e "s/@@HEADS@@/${HEADS}/"					\
    331 	    -e "s/@@SECPERCYLINDERS@@/${SECPERCYLINDERS}/"		\
    332 	    -e "s/@@CYLINDERS@@/${CYLINDERS}/"				\
    333 	    -e "s/@@IMAGESECTORS@@/${IMAGESECTORS}/"			\
    334 	    -e "s/@@FSSECTORS@@/${FSSECTORS}/"				\
    335 	    -e "s/@@FSOFFSET@@/${FSOFFSET}/"				\
    336 	    -e "s/@@SWAPSECTORS@@/${SWAPSECTORS}/"			\
    337 	    -e "s/@@SWAPOFFSET@@/${SWAPOFFSET}/"			\
    338 	    -e "s/@@BSDPARTSECTORS@@/${BSDPARTSECTORS}/"		\
    339 	    < ${DISKPROTO_IN} > ${WORKLABEL}.tmp
    340 	mv ${WORKLABEL}.tmp ${WORKLABEL}
    341 
    342 ${IMGBASE}.img:	${TARGETFS} ${WORKLABEL}
    343 .if ${USE_MBR} != "no"
    344 	@echo creating MBR labels...
    345 	${DD} if=/dev/zero of=${WORKMBR} seek=$$((${IMAGESECTORS} - 1)) count=1
    346 	${TOOL_FDISK} -f -i -u \
    347 	    -b ${MBRCYLINDERS}/${MBRHEADS}/${MBRSECTORS}		\
    348 	    -0 -a -s ${MBRNETBSD}/${FSOFFSET}/${BSDPARTSECTORS}		\
    349 	    -F ${WORKMBR}
    350 .if empty(MBR_BOOTCODE)
    351 	@if [ -f ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE} ]; then 	\
    352 		echo ${TOOL_FDISK} -f					\
    353 		    -i -c ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE}	\
    354 		    -F ${WORKMBR};					\
    355 		${TOOL_FDISK} -f					\
    356 		    -i -c ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE}	\
    357 		    -F ${WORKMBR};					\
    358 	fi
    359 .else
    360 	@if [ ! -f ${WORKDIR}/usr/mdec/${MBR_BOOTCODE} ]; then 		\
    361 		echo "${MBR_BOOTCODE} is not found in DESTDIR/usr/mdec, aborting"; \
    362 		false; 							\
    363 	fi
    364 	${TOOL_FDISK} -f -i -c ${WORKDIR}/usr/mdec/${MBR_BOOTCODE}	\
    365 	    -F ${WORKMBR}
    366 .endif
    367 	${DD} if=${WORKMBR} count=${LABELSECTORS} |			\
    368 	    ${CAT} - ${TARGETFS} > ${WORKIMG}
    369 .else
    370 	${CP} ${TARGETFS} ${WORKIMG}
    371 .endif
    372 .if ${OMIT_SWAPIMG} == "no"
    373 	${DD} if=/dev/zero of=${WORKSWAP} seek=$$((${SWAPSECTORS} - 1)) count=1
    374 	${CAT} ${WORKSWAP} >> ${WORKIMG}
    375 .endif
    376 .if ${USE_SUNLABEL} != "no"
    377 	@echo Creating sun disklabel...
    378 	printf 'V ncyl %d\nV nhead %d\nV nsect %d\na %d %d/0/0\nb %d %d/0/0\nW\n' \
    379 	    ${CYLINDERS} ${HEADS} ${SECTORS} \
    380 	    ${FSOFFSET} ${FSCYLINDERS} ${FSCYLINDERS} ${SWAPCYLINDERS} | \
    381 	    ${TOOL_SUNLABEL} -nq ${WORKIMG}
    382 .endif
    383 	${TOOL_DISKLABEL} -R -F ${WORKIMG} ${WORKLABEL}
    384 .if !empty(PRIMARY_BOOT) && ${INSTALLBOOT_AFTER_DISKLABEL} != "no"
    385 	${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${INSTALLBOOTOPTOINS} ${WORKIMG} \
    386 	    ${WORKDIR}/usr/mdec/${PRIMARY_BOOT}
    387 .endif
    388 	mv ${WORKIMG} ${.TARGET}
    389 
    390 
    391 CLEANFILES+=	${IMGBASE}.img.gz ${IMGBASE}.img.gz.tmp
    392 
    393 ${IMGBASE}.img.gz:	${IMGBASE}.img
    394 	${TOOL_GZIP} -9c ${IMGBASE}.img > ${.TARGET}.tmp
    395 	mv ${.TARGET}.tmp ${.TARGET}
    396 
    397 clean:
    398 	@if [ -d ${WORKDIR}/var/spool/ftp/hidden ]; then 		\
    399 		${CHMOD} +r ${WORKDIR}/var/spool/ftp/hidden;		\
    400 	fi	# XXX
    401 	${RM} -fr ${WORKDIR}
    402 
    403 prepare_md_post: .PHONY
    404 image_md_post: .PHONY
    405 image_md_pre: .PHONY
    406 
    407 .include <bsd.prog.mk>
    408