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Makefile.bootimage revision 1.8.2.1
      1 #	$NetBSD: Makefile.bootimage,v 1.8.2.1 2014/08/10 06:47:57 tls 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 ${DISTRIBDIR}/common/bootimage/diskproto.mbr.in)
    120 #	OMIT_SWAPIMG
    121 #		no need to put swap partition into image (for USB stick)
    122 #		(default: no)
    123 #
    124 
    125 .include <bsd.own.mk> 		#
    126 .include <bsd.endian.mk>	# for TARGET_ENDIANNESS
    127 
    128 .include "${NETBSDSRCDIR}/distrib/common/Makefile.distrib"
    129 
    130 .if empty(IMGBASE)
    131 .BEGIN:
    132 	@echo "Error: IMGBASE is not set"
    133 	@false
    134 .endif
    135 
    136 # should be defined elsewhere? 
    137 CAT?=		cat
    138 CHMOD?=		chmod
    139 CP?=		cp
    140 DD?=		dd
    141 MKDIR?=		mkdir -p
    142 RM?=		rm
    143 
    144 #
    145 # common definitions for image
    146 #
    147 BOOTDISK?=	sd0
    148 USE_MBR?=	no
    149 USE_SUNLABEL?=	no
    150 INSTALLBOOT_AFTER_DISKLABEL?=	no
    151 
    152 #
    153 # size parameters for image
    154 #
    155 IMAGEMB?=	2048		# 2048MB
    156 SWAPMB?=	128		# 128MB
    157 
    158 # XXX: SWAPMB could be zero and expr(1) returns exit status 1 in that case
    159 IMAGESECTORS!=	expr ${IMAGEMB} \* 1024 \* 1024 / 512
    160 SWAPSECTORS!=	expr ${SWAPMB} \* 1024 \* 1024 / 512 || true
    161 
    162 .if ${USE_MBR} == "no"
    163 LABELSECTORS?=	0
    164 .else
    165 #LABELSECTORS?=	63	# historical
    166 #LABELSECTORS?=	32	# 16KB aligned
    167 LABELSECTORS?=	2048	# 1MB aligned for modern flash devices
    168 .endif
    169 
    170 FSSECTORS!=	expr ${IMAGESECTORS} - ${SWAPSECTORS} - ${LABELSECTORS}
    171 FSSIZE!=	expr ${FSSECTORS} \* 512
    172 
    173 # parameters for disklabel and MBR
    174 HEADS=		64
    175 SECTORS=	32
    176 CYLINDERS!=	expr ${IMAGESECTORS} / \( ${HEADS} \* ${SECTORS} \)
    177 SECPERCYLINDERS!= expr ${HEADS} \* ${SECTORS}
    178 MBRHEADS=	255
    179 MBRSECTORS=	63
    180 MBRCYLINDERS!=	expr ${IMAGESECTORS} / \( ${MBRHEADS} \* ${MBRSECTORS} \)
    181 MBRNETBSD=	169
    182 
    183 BSDPARTSECTORS!= expr ${IMAGESECTORS} - ${LABELSECTORS}
    184 FSOFFSET=	${LABELSECTORS}
    185 SWAPOFFSET!=	expr ${LABELSECTORS} + ${FSSECTORS}
    186 
    187 # parameters for sunlabel
    188 FSCYLINDERS!=	expr ${FSSECTORS} / \( ${HEADS} \* ${SECTORS} \)
    189 SWAPCYLINDERS!=	expr ${SWAPSECTORS} / \( ${HEADS} \* ${SECTORS} \) || true
    190 
    191 
    192 #
    193 # definitions to create root fs
    194 #
    195 SETS_DEFAULT=	modules base etc comp games man misc tests text
    196 .if ${MKX11} != "no"
    197 SETS_DEFAULT+=	xbase xcomp xetc xfont xserver
    198 .endif
    199 
    200 KERN_SET?=	kern-GENERIC
    201 SETS?=		${SETS_DEFAULT}
    202 IMG_SETS=	${KERN_SET} ${SETS}
    203 SETS_DIR?=	${RELEASEDIR}/${RELEASEMACHINEDIR}/binary/sets
    204 
    205 FSTAB_IN?=	${DISTRIBDIR}/common/bootimage/fstab.in
    206 SPEC_IN?=	${DISTRIBDIR}/common/bootimage/spec.in
    207 
    208 IMGMAKEFSOPTIONS?=	-o bsize=16384,fsize=2048,density=8192
    209 
    210 WORKDIR?=       work
    211 WORKSPEC?=      work.spec
    212 WORKFSTAB?=	work.fstab
    213 WORKRCCONF?=	work.rc.conf
    214 WORKFS?=        work.rootfs
    215 TARGETFS?=      imgroot.fs
    216 
    217 CLEANFILES+=	${WORKSPEC} ${WORKFSTAB} ${WORKRCCONF} ${WORKFS}
    218 CLEANFILES+=	${TARGETFS}
    219 
    220 #
    221 # create root file system for the image
    222 #
    223 ${TARGETFS}: prepare_md_post
    224 	@if [ ! -d ${RELEASEDIR}/${RELEASEMACHINEDIR} ]; then 		\
    225 		echo "Missing ${RELEASEDIR}/${RELEASEMACHINEDIR}, aborting"; \
    226 		false; 							\
    227 	fi;
    228 	@${MKDIR} ${WORKDIR}
    229 .for set in ${IMG_SETS}
    230 	@if [ ! -f ${SETS_DIR}/${set}.tgz ]; then 			\
    231 		echo "Missing ${SETS_DIR}/${set}.tgz, aborting";	\
    232 		false; 							\
    233 	fi
    234 	@echo Extracting ${set}.tgz ...
    235 	@(cd ${WORKDIR}; ${TOOL_PAX} -rnz -f ${SETS_DIR}/${set}.tgz .)
    236 .endfor
    237 .if defined(SECONDARY_BOOT)
    238 	@echo Copying secondary boot...
    239 	${CP} -f ${WORKDIR}/usr/mdec/${SECONDARY_BOOT} ${WORKDIR}
    240 .endif
    241 	@echo Preparing /etc/fstab ...
    242 	${TOOL_SED} "s/@@BOOTDISK@@/${BOOTDISK}/" < ${FSTAB_IN} > ${WORKFSTAB}
    243 	${CP} ${WORKFSTAB} ${WORKDIR}/etc/fstab
    244 	@echo Setting rc_configured=YES in /etc/rc.conf ...
    245 	${TOOL_SED} "s/rc_configured=NO/rc_configured=YES/"		\
    246 	    < ${WORKDIR}/etc/rc.conf > ${WORKRCCONF}
    247 	${CP} ${WORKRCCONF} ${WORKDIR}/etc/rc.conf
    248 .if defined(IMGDIR_EXTRA)
    249 	@echo Copying extra dirs...
    250 .for _SRCDIR _TARGET in ${IMGDIR_EXTRA}
    251 	@if [ ! -d ${_SRCDIR} ]; then 					\
    252 		echo "${_SRCDIR} is not directory, aborting";		\
    253 		false; 							\
    254 	fi
    255 	${MKDIR} ${WORKDIR}/${_TARGET}
    256 	(cd ${_SRCDIR} ;						\
    257 	    ${TOOL_PAX} -rw -pe	-v					\
    258 	    ${IMGDIR_EXCLUDE}						\
    259 	    . ${.OBJDIR}/${WORKDIR}/${_TARGET} )
    260 .endfor
    261 .endif
    262 .if defined(IMGFILE_EXTRA)
    263 	@echo Copying extra files...
    264 .for _SRC _TARGET in ${IMGFILE_EXTRA}
    265 	@if [ ! -f ${_SRC} ]; then 					\
    266 		echo "${_SRC} in IMGFILE_EXTRA not found, aborting";	\
    267 		false; 							\
    268 	fi
    269 	@if [ -f ${_SRC} ]; then 					\
    270 		echo ${CP} ${_SRC} ${WORKDIR}/${_TARGET};		\
    271 		${CP} ${_SRC} ${WORKDIR}/${_TARGET};			\
    272 	fi
    273 .endfor
    274 .endif
    275 	@echo Preparing spec files for makefs...
    276 	${RM} -f ${WORKSPEC}
    277 	cat ${WORKDIR}/etc/mtree/* |					\
    278 	    ${TOOL_SED} -e 's/ size=[0-9]*//' > ${WORKSPEC}
    279 	${HOST_SH} ${WORKDIR}/dev/MAKEDEV -s all |			\
    280 	    ${TOOL_SED} -e '/^\. type=dir/d' -e 's,^\.,./dev,' >> ${WORKSPEC}
    281 	cat ${SPEC_IN} >> ${WORKSPEC}
    282 .if defined(SECONDARY_BOOT)
    283 	echo "./${SECONDARY_BOOT} type=file uname=root gname=wheel mode=0444" \
    284 	    >> ${WORKSPEC}
    285 .endif
    286 .if defined(SPEC_EXTRA)
    287 	cat ${SPEC_EXTRA} >> ${WORKSPEC}
    288 .endif
    289 	@echo Creating rootfs...
    290 	# XXX /var/spool/ftp/hidden is unreadable
    291 	${CHMOD} +r ${WORKDIR}/var/spool/ftp/hidden
    292 	${TOOL_MAKEFS} -M ${FSSIZE} -m ${FSSIZE}			\
    293 	    -B ${TARGET_ENDIANNESS}					\
    294 	    -F ${WORKSPEC} -N ${WORKDIR}/etc				\
    295 	    ${IMGMAKEFSOPTIONS}						\
    296 	    ${WORKFS} ${WORKDIR}
    297 .if !empty(PRIMARY_BOOT) && ${INSTALLBOOT_AFTER_DISKLABEL} == "no"
    298 	${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${INSTALLBOOTOPTIONS} ${WORKFS} \
    299 	    ${WORKDIR}/usr/mdec/${PRIMARY_BOOT} ${SECONDARY_BOOT_ARG}
    300 .endif
    301 	@echo done.
    302 	mv ${WORKFS} ${.TARGET}
    303 
    304 #
    305 # definitions to create image
    306 #
    307 .if ${USE_MBR} != "no"
    308 DISKPROTO_IN?=	${DISTRIBDIR}/common/bootimage/diskproto.mbr.in
    309 .else
    310 DISKPROTO_IN?=	${DISTRIBDIR}/common/bootimage/diskproto.in
    311 .endif
    312 
    313 MBR_DEFAULT_BOOTCODE?=	mbr
    314 
    315 OMIT_SWAPIMG?=	no
    316 
    317 WORKMBR?=	work.mbr
    318 WORKSWAP?=	work.swap
    319 WORKLABEL?=	work.diskproto
    320 WORKIMG?=	work.img
    321 
    322 CLEANFILES+=	${WORKMBR} ${WORKSWAP}
    323 CLEANFILES+=	${WORKLABEL}.tmp ${WORKLABEL}
    324 CLEANFILES+=	${WORKIMG} ${IMGBASE}.img
    325 
    326 ${WORKLABEL}:
    327 	${TOOL_SED}							\
    328 	    -e "s/@@SECTORS@@/${SECTORS}/"				\
    329 	    -e "s/@@HEADS@@/${HEADS}/"					\
    330 	    -e "s/@@SECPERCYLINDERS@@/${SECPERCYLINDERS}/"		\
    331 	    -e "s/@@CYLINDERS@@/${CYLINDERS}/"				\
    332 	    -e "s/@@IMAGESECTORS@@/${IMAGESECTORS}/"			\
    333 	    -e "s/@@FSSECTORS@@/${FSSECTORS}/"				\
    334 	    -e "s/@@FSOFFSET@@/${FSOFFSET}/"				\
    335 	    -e "s/@@SWAPSECTORS@@/${SWAPSECTORS}/"			\
    336 	    -e "s/@@SWAPOFFSET@@/${SWAPOFFSET}/"			\
    337 	    -e "s/@@BSDPARTSECTORS@@/${BSDPARTSECTORS}/"		\
    338 	    < ${DISKPROTO_IN} > ${WORKLABEL}.tmp
    339 	mv ${WORKLABEL}.tmp ${WORKLABEL}
    340 
    341 ${IMGBASE}.img:	${TARGETFS} ${WORKLABEL}
    342 .if ${USE_MBR} != "no"
    343 	@echo creating MBR labels...
    344 	${DD} if=/dev/zero of=${WORKMBR} seek=$$((${IMAGESECTORS} - 1)) count=1
    345 	${TOOL_FDISK} -f -i -u \
    346 	    -b ${MBRCYLINDERS}/${MBRHEADS}/${MBRSECTORS}		\
    347 	    -0 -a -s ${MBRNETBSD}/${FSOFFSET}/${BSDPARTSECTORS}		\
    348 	    -F ${WORKMBR}
    349 .if empty(MBR_BOOTCODE)
    350 	@if [ -f ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE} ]; then 	\
    351 		echo ${TOOL_FDISK} -f					\
    352 		    -i -c ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE}	\
    353 		    -F ${WORKMBR};					\
    354 		${TOOL_FDISK} -f					\
    355 		    -i -c ${WORKDIR}/usr/mdec/${MBR_DEFAULT_BOOTCODE}	\
    356 		    -F ${WORKMBR};					\
    357 	fi
    358 .else
    359 	@if [ ! -f ${WORKDIR}/usr/mdec/${MBR_BOOTCODE} ]; then 		\
    360 		echo "${MBR_BOOTCODE} is not found in DESTDIR/usr/mdec, aborting"; \
    361 		false; 							\
    362 	fi
    363 	${TOOL_FDISK} -f -i -c ${WORKDIR}/usr/mdec/${MBR_BOOTCODE}	\
    364 	    -F ${WORKMBR}
    365 .endif
    366 	${DD} if=${WORKMBR} count=${LABELSECTORS} |			\
    367 	    ${CAT} - ${TARGETFS} > ${WORKIMG}
    368 .else
    369 	${CP} ${TARGETFS} ${WORKIMG}
    370 .endif
    371 .if ${OMIT_SWAPIMG} == "no"
    372 	${DD} if=/dev/zero of=${WORKSWAP} seek=$$((${SWAPSECTORS} - 1)) count=1
    373 	${CAT} ${WORKSWAP} >> ${WORKIMG}
    374 .endif
    375 .if ${USE_SUNLABEL} != "no"
    376 	@echo Creating sun disklabel...
    377 	printf 'V ncyl %d\nV nhead %d\nV nsect %d\na %d %d/0/0\nb %d %d/0/0\nW\n' \
    378 	    ${CYLINDERS} ${HEADS} ${SECTORS} \
    379 	    ${FSOFFSET} ${FSCYLINDERS} ${FSCYLINDERS} ${SWAPCYLINDERS} | \
    380 	    ${TOOL_SUNLABEL} -nq ${WORKIMG}
    381 .endif
    382 	${TOOL_DISKLABEL} -R -F ${WORKIMG} ${WORKLABEL}
    383 .if !empty(PRIMARY_BOOT) && ${INSTALLBOOT_AFTER_DISKLABEL} != "no"
    384 	${TOOL_INSTALLBOOT} -v -m ${MACHINE} ${INSTALLBOOTOPTOINS} ${WORKIMG} \
    385 	    ${WORKDIR}/usr/mdec/${PRIMARY_BOOT}
    386 .endif
    387 	mv ${WORKIMG} ${.TARGET}
    388 
    389 
    390 CLEANFILES+=	${IMGBASE}.img.gz ${IMGBASE}.img.gz.tmp
    391 
    392 ${IMGBASE}.img.gz:	${IMGBASE}.img
    393 	${TOOL_GZIP_N} -9c ${IMGBASE}.img > ${.TARGET}.tmp
    394 	mv ${.TARGET}.tmp ${.TARGET}
    395 
    396 clean:
    397 	@if [ -d ${WORKDIR}/var/spool/ftp/hidden ]; then 		\
    398 		${CHMOD} +r ${WORKDIR}/var/spool/ftp/hidden;		\
    399 	fi	# XXX
    400 	${RM} -fr ${WORKDIR}
    401 
    402 prepare_md_post: .PHONY
    403 image_md_post: .PHONY
    404 image_md_pre: .PHONY
    405 
    406 .include <bsd.prog.mk>
    407