mkimage revision 1.51
1 #!/bin/sh 2 # $NetBSD: mkimage,v 1.51 2015/01/23 15:17:58 skrll Exp $ 3 # 4 # Copyright (c) 2013, 2014 The NetBSD Foundation, Inc. 5 # All rights reserved. 6 # 7 # This code is derived from software contributed to The NetBSD Foundation 8 # by Christos Zoulas. 9 # 10 # Redistribution and use in source and binary forms, with or without 11 # modification, are permitted provided that the following conditions 12 # are met: 13 # 1. Redistributions of source code must retain the above copyright 14 # notice, this list of conditions and the following disclaimer. 15 # 2. Redistributions in binary form must reproduce the above copyright 16 # notice, this list of conditions and the following disclaimer in the 17 # documentation and/or other materials provided with the distribution. 18 # 3. Neither the name of The NetBSD Foundation nor the names of its 19 # contributors may be used to endorse or promote products derived 20 # from this software without specific prior written permission. 21 # 22 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 23 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 24 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 25 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 26 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 32 # POSSIBILITY OF SUCH DAMAGE. 33 # 34 35 set -e 36 37 DIR="$(cd "$(dirname "$0")" && pwd)" 38 PROG="$(basename "$0")" 39 40 DISKLABEL=${TOOL_DISKLABEL:-disklabel} 41 FDISK=${TOOL_FDISK:-fdisk} 42 MAKEFS=${TOOL_MAKEFS:-makefs} 43 MTREE=${TOOL_MTREE:-mtree} 44 INSTALLBOOT=${TOOL_INSTALLBOOT:-installboot} 45 GZIP_CMD=${TOOL_GZIP:-gzip} # ${GZIP} is special to gzip(1) 46 47 src="/usr/src" 48 sets="base comp etc games man misc modules text" 49 xsets="xbase xcomp xetc xfont xserver" 50 minfree="10%" 51 bar="===" 52 53 tmp="$(mktemp -d "/tmp/$PROG.XXXXXX")" 54 mnt="${tmp}/mnt" 55 mkdir -p "${mnt}/etc" "${mnt}/dev" 56 57 trap "cleanup" 0 1 2 3 15 58 59 cleanup() { 60 case "$tmp" in 61 /tmp/$PROG.*) rm -fr "$tmp";; 62 esac 63 } 64 65 getsize() { 66 set -- $(ls -l $1) 67 echo $5 68 } 69 70 usage() { 71 cat << EOF 1>&2 72 Usage: $PROG -h <host-arch> [-bdmx] [-K <kerneldir>] [-S <srcdir>] [-D <destdir>] [-c <custom-files-dir>] [-s <Mb size>] [<image>] 73 74 -b Boot only, no sets loaded 75 -r root device kind (sd, wd, ld) 76 -d Add the debug sets 77 -m Optimize the OS installation to mimimize disk writes for SSDs 78 -x Load the x sets too, not just the base ones 79 EOF 80 exit 1 81 } 82 83 # First pass for options to get the host and src directories 84 OPTS="K:D:S:bc:dh:mr:s:x" 85 while getopts "$OPTS" f 86 do 87 case $f in 88 h) h="$OPTARG";; 89 S) src="$OPTARG";; 90 *) ;; 91 esac 92 done 93 94 if [ -z "$h" ] 95 then 96 usage 97 fi 98 99 if [ ! -f "${DIR}/conf/${h}.conf" ] 100 then 101 echo $PROG: ${DIR}/conf/${h}.conf is not present 1>&2 102 exit 1 103 fi 104 105 . "${DIR}/conf/${h}.conf" 106 release="/usr/obj/${MACHINE}/release" 107 108 selected_sets="$sets" 109 dsets_p=false 110 xsets_p=false 111 minwrites=false 112 rootdev=ld 113 114 OPTIND=1 115 while getopts "$OPTS" f 116 do 117 case $f in 118 D) release="$OPTARG";; 119 K) kernel="$OPTARG";; 120 S) ;; 121 b) bootonly=true;; 122 d) dsets_p=true 123 selected_sets="$selected_sets debug" 124 if $xsets_p; then 125 selected_sets="$selected_sets xdebug" 126 fi 127 ;; 128 c) custom="$OPTARG";; 129 h) ;; 130 m) minwrites=true;; 131 r) rootdev="$OPTARG";; 132 s) size="$OPTARG";; 133 x) xsets_p=true 134 selected_sets="$selected_sets $xsets" 135 if $dsets_p; then 136 selected_sets="$selected_sets xdebug" 137 fi 138 ;; 139 *) usage;; 140 esac 141 done 142 143 shift $(( $OPTIND - 1 )) 144 if [ -n "$1" ]; then 145 # take the next argument as being the image name 146 image="$1" 147 shift 148 fi 149 150 case "$image" in 151 *.gz) compress=true; image="${image%.gz}";; 152 *) compress=false;; 153 esac 154 155 if [ -z "${bootonly}" ]; then 156 echo ${bar} configuring sets ${bar} 157 (cat "${release}/etc/mtree/NetBSD.dist" 158 for i in $selected_sets; do 159 s="${release}/etc/mtree/set.$i" 160 if [ -f "$s" ]; then 161 cat "$s" 162 fi 163 done) > "$tmp/selected_sets" 164 fi 165 166 make_fstab 167 customize 168 populate 169 170 if [ -n "${msdosid}" ]; then 171 echo ${bar} Populating msdos filesystem ${bar} 172 ${MAKEFS} -N ${release}/etc -t msdos \ 173 -O $((${init} / 2))m -s $((${boot} / 2 + ${init} / 2))m \ 174 ${image} ${mnt}/boot 175 fi 176 177 if [ -z "${bootonly}" ]; then 178 echo ${bar} Populating ffs filesystem ${bar} 179 ${MAKEFS} -N ${release}/etc -t ffs -rx \ 180 -O ${ffsoffset} \ 181 -o d=4096 -b $((${extra}))m \ 182 -F "$tmp/selected_sets" ${image} "${release}" "${mnt}" 183 fi 184 185 if [ "${size}" = 0 ]; then 186 size="$(getsize "${image}")" 187 fi 188 newsize=$((${size} / 2 / 1024)) 189 compare=$((${newsize} * 2 * 1024)) 190 while [ "${compare}" != "${size}" ] 191 do 192 size="$((size + size - compare))" 193 newsize="$((${size} / 2 / 1024))" 194 compare="$((${newsize} * 2 * 1024))" 195 done 196 197 echo ${bar} Adding label ${bar} 198 make_label > ${tmp}/label 199 ${DISKLABEL} -R -F ${image} ${tmp}/label 200 if [ -n "${msdosid}" ]; then 201 echo ${bar} Running fdisk ${bar} 202 initsecs=$((${init} * 1024)) 203 bootsecs=$((${boot} * 1024)) 204 ${FDISK} -f -u -0 -s ${msdosid}/${initsecs}/${bootsecs} -F ${image} 205 elif [ -n "${netbsdid}" ]; then 206 echo ${bar} Running fdisk ${bar} 207 ${FDISK} -f -i ${image} 208 ${FDISK} -f -a -u -0 -s 169/${init} ${image} 209 ${INSTALLBOOT} -f -v ${image} ${release}/usr/mdec/bootxx_ffsv1 210 fi 211 212 if $compress; then 213 echo ${bar} Compressing image ${bar} 214 rm -f "${image}.gz" 215 ${GZIP_CMD} -9 ${image} 216 image="${image}.gz" 217 fi 218 219 echo ${bar} Image is ${image} ${bar} 220
Indexes created Wed Oct 01 19:09:53 GMT 2025