gen_initramfs.sh

   1 #!/bin/bash
   2
   3 CPIO_ARGS="--quiet -o -H newc"
   4
   5 append_base_layout() {
   6         if [ -d "${TEMP}/initramfs-base-temp" ]
   7         then
   8                 rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
   9         fi
  10         mkdir -p ${TEMP}/initramfs-base-temp/dev
  11         mkdir -p ${TEMP}/initramfs-base-temp/bin
  12         mkdir -p ${TEMP}/initramfs-base-temp/etc
  13         mkdir -p ${TEMP}/initramfs-base-temp/usr
  14         mkdir -p ${TEMP}/initramfs-base-temp/proc
  15         mkdir -p ${TEMP}/initramfs-base-temp/temp
  16         mkdir -p ${TEMP}/initramfs-base-temp/sys
  17         mkdir -p ${TEMP}/initramfs-temp/.initrd
  18         mkdir -p ${TEMP}/initramfs-base-temp/var/lock/dmraid
  19         mkdir -p ${TEMP}/initramfs-base-temp/sbin
  20         mkdir -p ${TEMP}/initramfs-base-temp/usr/bin
  21         mkdir -p ${TEMP}/initramfs-base-temp/usr/sbin
  22         ln -s  lib  ${TEMP}/initramfs-base-temp/lib64
  23
  24         echo "/dev/ram0     /           ext2    defaults        0 0" > ${TEMP}/initramfs-base-temp/etc/fstab
  25         echo "proc          /proc       proc    defaults    0 0" >> ${TEMP}/initramfs-base-temp/etc/fstab
  26
  27         if [ "${DEVFS}" -eq '1' ]
  28         then
  29             echo "REGISTER        .*           MKOLDCOMPAT" > ${TEMP}/initramfs-base-temp/etc/devfsd.conf
  30             echo "UNREGISTER      .*           RMOLDCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
  31             echo "REGISTER        .*           MKNEWCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
  32             echo "UNREGISTER      .*           RMNEWCOMPAT" >> ${TEMP}/initramfs-base-temp/etc/devfsd.conf
  33         fi
  34
  35         cd ${TEMP}/initramfs-base-temp/dev
  36         mknod -m 660 console c 5 1
  37         mknod -m 660 null c 1 3
  38         mknod -m 600 tty1 c 4 1
  39         cd "${TEMP}/initramfs-base-temp/"
  40         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  41         rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
  42 }
  43
  44 append_busybox() {
  45         if [ -d "${TEMP}/initramfs-busybox-temp" ]
  46         then
  47                 rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
  48         fi
  49         mkdir -p "${TEMP}/initramfs-busybox-temp/bin/"
  50
  51         cp "${GK_SHARE}/generic/udhcpc.scripts" ${TEMP}/initramfs-busybox-temp/bin/
  52         chmod +x "${TEMP}/initramfs-busybox-temp/bin/udhcpc.scripts"
  53         cp "${BUSYBOX_BINCACHE}" "${TEMP}/initramfs-busybox-temp/bin/busybox.tar.bz2" ||
  54                 gen_die 'Could not copy busybox from bincache!'
  55         tar -xjf "${TEMP}/initramfs-busybox-temp/bin/busybox.tar.bz2" -C "${TEMP}/initramfs-busybox-temp/bin" busybox ||
  56                 gen_die 'Could not extract busybox bincache!'
  57         chmod +x "${TEMP}/initramfs-busybox-temp/bin/busybox"
  58
  59         # down devfsd we use with dietlibc
  60 #       cp "${DEVFSD_CONF_BINCACHE}" "${TEMP}/initramfs-temp/etc/devfsd.conf.bz2" ||
  61 #               gen_die "could not copy devfsd.conf from bincache"
  62 #       bunzip2 "${TEMP}/initramfs-temp/etc/devfsd.conf.bz2" ||
  63 #               gen_die "could not uncompress devfsd.conf"
  64         for i in '[' ash sh mount uname echo cut; do
  65                 rm -f ${TEMP}/initramfs-busybox-temp/bin/$i > /dev/null
  66                 ln ${TEMP}/initramfs-busybox-temp/bin/busybox ${TEMP}/initramfs-busybox-temp/bin/$i ||
  67                         gen_die "Busybox error: could not link ${i}!"
  68         done
  69
  70         cd "${TEMP}/initramfs-busybox-temp/"
  71         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  72         rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
  73 }
  74
  75 append_insmod() {
  76         if [ -d "${TEMP}/initramfs-insmod-temp" ]
  77         then
  78                 rm -rf "${TEMP}/initramfs-insmod-temp" > /dev/null
  79         fi
  80         mkdir -p "${TEMP}/initramfs-insmod-temp/bin/"
  81         cp "${MODULE_INIT_TOOLS_BINCACHE}" "${TEMP}/initramfs-insmod-temp/bin/insmod.static.bz2" ||
  82                 gen_die 'Could not copy insmod.static from bincache!'
  83
  84         bunzip2 "${TEMP}/initramfs-insmod-temp/bin/insmod.static.bz2" ||
  85                 gen_die 'Could not uncompress insmod.static!'
  86         mv "${TEMP}/initramfs-insmod-temp/bin/insmod.static" "${TEMP}/initramfs-insmod-temp/bin/insmod"
  87         chmod +x "${TEMP}/initramfs-insmod-temp/bin/insmod"
  88
  89         cd "${TEMP}/initramfs-insmod-temp/"
  90         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
  91         rm -rf "${TEMP}/initramfs-insmod-temp" > /dev/null
  92 }
  93
  94 append_udev(){
  95         if [ -d "${TEMP}/initramfs-udev-temp" ]
  96         then
  97                 rm -r "${TEMP}/initramfs-udev-temp/"
  98         fi
  99         cd ${TEMP}
 100         mkdir -p "${TEMP}/initramfs-udev-temp/bin/"
 101         [ "${UDEV}" -eq '1' ] && { /bin/tar -jxpf "${UDEV_BINCACHE}" -C "${TEMP}/initramfs-udev-temp" ||
 102                 gen_die "Could not extract udev binary cache!"; }
 103         cd "${TEMP}/initramfs-udev-temp/"
 104         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 105         rm -rf "${TEMP}/initramfs-udev-temp" > /dev/null
 106 }
 107
 108 append_blkid(){
 109         if [ -d "${TEMP}/initramfs-blkid-temp" ]
 110         then
 111                 rm -r "${TEMP}/initramfs-blkid-temp/"
 112         fi
 113         cd ${TEMP}
 114         mkdir -p "${TEMP}/initramfs-blkid-temp/bin/"
 115         [ "${DISKLABEL}" -eq '1' ] && { /bin/bzip2 -dc "${BLKID_BINCACHE}" > "${TEMP}/initramfs-blkid-temp/bin/blkid" ||
 116                 gen_die "Could not extract blkid binary cache!"; }
 117         chmod a+x "${TEMP}/initramfs-blkid-temp/bin/blkid"
 118         cd "${TEMP}/initramfs-blkid-temp/"
 119         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 120         rm -rf "${TEMP}/initramfs-blkid-temp" > /dev/null
 121 }
 122
 123 append_devfs(){
 124         if [ -d "${TEMP}/initramfs-devfs-temp" ]
 125         then
 126                 rm -r "${TEMP}/initramfs-devfs-temp/"
 127         fi
 128         cd ${TEMP}
 129         print_info 1 'DEVFS: Adding support (compiling binaries)...'
 130         compile_devfsd
 131         mkdir -p "${TEMP}/initramfs-devfs-temp/bin/"
 132         cp "${DEVFSD_BINCACHE}" "${TEMP}/initramfs-devfs-temp/bin/devfsd.bz2" || gen_die "could not copy devfsd executable from bincache"
 133         bunzip2 "${TEMP}/initramfs-devfs-temp/bin/devfsd.bz2" || gen_die "could not uncompress devfsd"
 134         chmod +x "${TEMP}/initramfs-devfs-temp/bin/devfsd"
 135         cd "${TEMP}/initramfs-devfs-temp/"
 136         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 137         rm -rf "${TEMP}/initramfs-devfs-temp" > /dev/null
 138 }
 139
 140 append_unionfs_modules(){
 141         if [ -d "${TEMP}/initramfs-unionfs-modules-temp" ]
 142         then
 143                 rm -r "${TEMP}/initramfs-unionfs-modules-temp/"
 144         fi
 145         print_info 1 'UNIONFS MODULES: Adding support (compiling)...'
 146         compile_unionfs_modules
 147         mkdir -p "${TEMP}/initramfs-unionfs-modules-temp/"
 148         /bin/tar -jxpf "${UNIONFS_MODULES_BINCACHE}" -C "${TEMP}/initramfs-unionfs-modules-temp" ||
 149                 gen_die "Could not extract unionfs modules binary cache!";
 150         cd "${TEMP}/initramfs-unionfs-modules-temp/"
 151         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 152         rm -r "${TEMP}/initramfs-unionfs-modules-temp/"
 153 }
 154
 155 append_unionfs_tools(){
 156         if [ -d "${TEMP}/initramfs-unionfs-tools-temp" ]
 157         then
 158                 rm -r "${TEMP}/initramfs-unionfs-tools-temp/"
 159         fi
 160         print_info 1 'UNIONFS TOOLS: Adding support (compiling)...'
 161         compile_unionfs_utils
 162         mkdir -p "${TEMP}/initramfs-unionfs-tools-temp/bin/"
 163         /bin/tar -jxpf "${UNIONFS_BINCACHE}" -C "${TEMP}/initramfs-unionfs-tools-temp" ||
 164                 gen_die "Could not extract unionfs tools binary cache!";
 165         cd "${TEMP}/initramfs-unionfs-tools-temp/"
 166         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 167         rm -r "${TEMP}/initramfs-unionfs-tools-temp/"
 168 }
 169
 170 append_suspend(){
 171         if [ -d "${TEMP}/initramfs-suspend-temp" ];
 172         then
 173                 rm -r "${TEMP}/initramfs-suspend-temp/"
 174         fi
 175         print_info 1 'SUSPEND: Adding support (compiling binaries)...'
 176         compile_suspend
 177         mkdir -p "${TEMP}/initramfs-suspend-temp/"
 178         /bin/tar -jxpf "${SUSPEND_BINCACHE}" -C "${TEMP}/initramfs-suspend-temp" ||
 179                 gen_die "Could not extract suspend binary cache!"
 180         mkdir -p "${TEMP}/initramfs-suspend-temp/etc"
 181         cp -f /etc/suspend.conf "${TEMP}/initramfs-suspend-temp/etc" ||
 182                 gen_die 'Could not copy /etc/suspend.conf'
 183         cd "${TEMP}/initramfs-suspend-temp/"
 184         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 185         rm -r "${TEMP}/initramfs-suspend-temp/"
 186 }
 187
 188 append_dmraid(){
 189         if [ -d "${TEMP}/initramfs-dmraid-temp" ]
 190         then
 191                 rm -r "${TEMP}/initramfs-dmraid-temp/"
 192         fi
 193         print_info 1 'DMRAID: Adding support (compiling binaries)...'
 194         compile_dmraid
 195         mkdir -p "${TEMP}/initramfs-dmraid-temp/"
 196         /bin/tar -jxpf "${DMRAID_BINCACHE}" -C "${TEMP}/initramfs-dmraid-temp" ||
 197                 gen_die "Could not extract dmraid binary cache!";
 198         cd "${TEMP}/initramfs-dmraid-temp/"
 199         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 200         rm -r "${TEMP}/initramfs-dmraid-temp/"
 201 }
 202
 203 append_lvm2(){
 204         if [ -d "${TEMP}/initramfs-lvm2-temp" ]
 205         then
 206                 rm -r "${TEMP}/initramfs-lvm2-temp/"
 207         fi
 208         cd ${TEMP}
 209         mkdir -p "${TEMP}/initramfs-lvm2-temp/bin/"
 210         mkdir -p "${TEMP}/initramfs-lvm2-temp/etc/lvm/"
 211         if [ -e '/sbin/lvm' ] && LC_ALL="C" ldd /sbin/lvm|grep -q 'not a dynamic executable'
 212         then
 213                 print_info 1 '          LVM2: Adding support (using local static binaries)...'
 214                 cp /sbin/lvm "${TEMP}/initramfs-lvm2-temp/bin/lvm" ||
 215                         gen_die 'Could not copy over lvm!'
 216         else
 217                 print_info 1 '          LVM2: Adding support (compiling binaries)...'
 218                 compile_lvm2
 219                 /bin/tar -jxpf "${LVM2_BINCACHE}" -C "${TEMP}/initramfs-lvm2-temp" ||
 220                         gen_die "Could not extract lvm2 binary cache!";
 221                 mv ${TEMP}/initramfs-lvm2-temp/sbin/lvm.static ${TEMP}/initramfs-lvm2-temp/bin/lvm ||
 222                         gen_die 'LVM2 error: Could not move lvm.static to lvm!'
 223         fi
 224         if [ -x /sbin/lvm ]
 225         then
 226 #               lvm dumpconfig 2>&1 > /dev/null || gen_die 'Could not copy over lvm.conf!'
 227 #               ret=$?
 228 #               if [ ${ret} != 0 ]
 229 #               then
 230                         cp /etc/lvm/lvm.conf "${TEMP}/initramfs-lvm2-temp/etc/lvm/" ||
 231                                 gen_die 'Could not copy over lvm.conf!'
 232 #               else
 233 #                       gen_die 'Could not copy over lvm.conf!'
 234 #               fi
 235         fi
 236         cd "${TEMP}/initramfs-lvm2-temp/"
 237         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 238         rm -r "${TEMP}/initramfs-lvm2-temp/"
 239 }
 240
 241 append_evms2(){
 242         if [ -d "${TEMP}/initramfs-evms2-temp" ]
 243         then
 244                 rm -r "${TEMP}/initramfs-evms2-temp/"
 245         fi
 246         mkdir -p "${TEMP}/initramfs-evms2-temp/lib/evms"
 247         mkdir -p "${TEMP}/initramfs-evms2-temp/etc/"
 248         mkdir -p "${TEMP}/initramfs-evms2-temp/bin/"
 249         mkdir -p "${TEMP}/initramfs-evms2-temp/sbin/"
 250         if [ "${EVMS2}" -eq '1' ]
 251         then
 252                 print_info 1 '          EVMS2: Adding support...'
 253                 mkdir -p ${TEMP}/initramfs-evms2-temp/lib
 254                 cp -a /lib/ld-* "${TEMP}/initramfs-evms2-temp/lib" \
 255                         || gen_die 'Could not copy files for EVMS2!'
 256                 if [ -n "`ls /lib/libgcc_s*`" ]
 257                 then
 258                         cp -a /lib/libgcc_s* "${TEMP}/initramfs-evms2-temp/lib" \
 259                                 || gen_die 'Could not copy files for EVMS2!'
 260                 fi
 261                 cp -a /lib/libc-* /lib/libc.* "${TEMP}/initramfs-evms2-temp/lib" \
 262                         || gen_die 'Could not copy files for EVMS2!'
 263                 cp -a /lib/libdl-* /lib/libdl.* "${TEMP}/initramfs-evms2-temp/lib" \
 264                         || gen_die 'Could not copy files for EVMS2!'
 265                 cp -a /lib/libpthread* "${TEMP}/initramfs-evms2-temp/lib" \
 266                         || gen_die 'Could not copy files for EVMS2!'
 267                 cp -a /lib/libuuid*so* "${TEMP}/initramfs-evms2-temp/lib" \
 268                         || gen_die 'Could not copy files for EVMS2!'
 269                 cp -a /lib/libevms*so* "${TEMP}/initramfs-evms2-temp/lib" \
 270                         || gen_die 'Could not copy files for EVMS2!'
 271                 cp -a /lib/evms "${TEMP}/initramfs-evms2-temp/lib" \
 272                         || gen_die 'Could not copy files for EVMS2!'
 273                 cp -a /lib/evms/* "${TEMP}/initramfs-evms2-temp/lib/evms" \
 274                         || gen_die 'Could not copy files for EVMS2!'
 275                 cp -a /etc/evms.conf "${TEMP}/initramfs-evms2-temp/etc" \
 276                         || gen_die 'Could not copy files for EVMS2!'
 277                 cp /sbin/evms_activate "${TEMP}/initramfs-evms2-temp/sbin" \
 278                         || gen_die 'Could not copy over evms_activate!'
 279
 280                 # Fix EVMS2 complaining that it can't find the swap utilities.
 281                 # These are not required in the initramfs
 282                 for swap_libs in "${TEMP}/initramfs-evms2-temp/lib/evms/*/swap*.so"
 283                 do
 284                         rm ${swap_libs}
 285                 done
 286         fi
 287         cd "${TEMP}/initramfs-evms2-temp/"
 288         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 289         rm -r "${TEMP}/initramfs-evms2-temp/"
 290 }
 291
 292 append_gensplash(){
 293         if [ -x /usr/bin/splash_geninitramfs ] || [ -x /sbin/splash_geninitramfs ]
 294         then
 295                 [ -z "${GENSPLASH_THEME}" ] && [ -e /etc/conf.d/splash ] && source /etc/conf.d/splash
 296                 [ -z "${GENSPLASH_THEME}" ] && GENSPLASH_THEME=default
 297                 print_info 1 "  >> Installing gensplash [ using the ${GENSPLASH_THEME} theme ]..."
 298                 if [ -d "${TEMP}/initramfs-gensplash-temp" ]
 299                 then
 300                         rm -r "${TEMP}/initramfs-gensplash-temp/"
 301                 fi
 302                 mkdir -p "${TEMP}/initramfs-gensplash-temp"
 303                 cd /
 304                 local tmp=""
 305                 [ -n "${GENSPLASH_RES}" ] && tmp="-r ${GENSPLASH_RES}"
 306                 splash_geninitramfs -c "${TEMP}/initramfs-gensplash-temp" ${tmp} ${GENSPLASH_THEME} || gen_die "Could not build splash cpio archive"
 307                 if [ -e "/usr/share/splashutils/initrd.splash" ]; then
 308                         mkdir -p "${TEMP}/initramfs-gensplash-temp/etc"
 309                         cp -f "/usr/share/splashutils/initrd.splash" "${TEMP}/initramfs-gensplash-temp/etc"
 310                 fi
 311                 cd "${TEMP}/initramfs-gensplash-temp/"
 312                 find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
 313                         || gen_die "compressing splash cpio"
 314                 rm -r "${TEMP}/initramfs-gensplash-temp/"
 315         else
 316                 print_warning 1 '               >> No splash detected; skipping!'
 317         fi
 318 }
 319
 320 append_overlay(){
 321         cd ${INITRAMFS_OVERLAY}
 322         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 323 }
 324 print_list()
 325 {
 326         local x
 327         for x in ${*}
 328         do
 329                 echo ${x}
 330         done
 331 }
 332
 333 append_modules() {
 334         local group
 335         local group_modules
 336         local MOD_EXT=".ko"
 337
 338         print_info 2 "initramfs: >> Searching for modules..."
 339         if [ "${INSTALL_MOD_PATH}" != '' ]
 340         then
 341           cd ${INSTALL_MOD_PATH}
 342         else
 343           cd /
 344         fi
 345
 346         if [ -d "${TEMP}/initramfs-modules-${KV}-temp" ]
 347         then
 348                 rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
 349         fi
 350         mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/lib/modules/${KV}"
 351         for i in `gen_dep_list`
 352         do
 353                 mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1 `
 354                 if [ -z "${mymod}" ]
 355                 then
 356                         print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
 357                         continue;
 358                 fi
 359
 360                 print_info 2 "initramfs: >> Copying ${i}${MOD_EXT}..."
 361                 cp -ax --parents "${mymod}" "${TEMP}/initramfs-modules-${KV}-temp"
 362         done
 363
 364         cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initramfs-modules-${KV}-temp 2>/dev/null
 365
 366         mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/etc/modules"
 367         for group_modules in ${!MODULES_*}; do
 368                 group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
 369                 print_list ${!group_modules} > "${TEMP}/initramfs-modules-${KV}-temp/etc/modules/${group}"
 370         done
 371         cd "${TEMP}/initramfs-modules-${KV}-temp/"
 372         find . | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 373         rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
 374 }
 375
 376 # check for static linked file with objdump
 377 is_static() {
 378         LANG="C" LC_ALL="C" objdump -T $1 2>&1 | grep "not a dynamic object" > /dev/null
 379         return $?
 380 }
 381
 382 append_auxilary() {
 383         if [ -d "${TEMP}/initramfs-aux-temp" ]
 384         then
 385                 rm -r "${TEMP}/initramfs-aux-temp/"
 386         fi
 387         mkdir -p "${TEMP}/initramfs-aux-temp/etc"
 388         mkdir -p "${TEMP}/initramfs-aux-temp/sbin"
 389         if [ -f "${CMD_LINUXRC}" ]
 390         then
 391                 cp "${CMD_LINUXRC}" "${TEMP}/initramfs-aux-temp/init"
 392                 print_info 2 "        >> Copying user specified linuxrc: ${CMD_LINUXRC} to init"
 393         else
 394                 if [ -f "${GK_SHARE}/${ARCH}/linuxrc" ]
 395                 then
 396                         cp "${GK_SHARE}/${ARCH}/linuxrc" "${TEMP}/initramfs-aux-temp/init"
 397                 else
 398                         cp "${GK_SHARE}/generic/linuxrc" "${TEMP}/initramfs-aux-temp/init"
 399                 fi
 400         fi
 401
 402         # Make sure it's executable
 403         chmod 0755 "${TEMP}/initramfs-aux-temp/init"
 404
 405         # Make a symlink to init .. incase we are bundled inside the kernel as one
 406         # big cpio.
 407         cd ${TEMP}/initramfs-aux-temp
 408         ln -s init linuxrc
 409 #       ln ${TEMP}/initramfs-aux-temp/init ${TEMP}/initramfs-aux-temp/linuxrc
 410
 411         if [ -f "${GK_SHARE}/${ARCH}/initrd.scripts" ]
 412         then
 413                 cp "${GK_SHARE}/${ARCH}/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 414         else
 415                 cp "${GK_SHARE}/generic/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 416         fi
 417
 418         if [ -f "${GK_SHARE}/${ARCH}/initrd.defaults" ]
 419         then
 420                 cp "${GK_SHARE}/${ARCH}/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 421         else
 422                 cp "${GK_SHARE}/generic/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 423         fi
 424
 425         echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 426         for group_modules in ${!MODULES_*}; do
 427                 group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
 428                 echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 429         done
 430         echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 431
 432         if [ -f "${GK_SHARE}/${ARCH}/modprobe" ]
 433         then
 434                 cp "${GK_SHARE}/${ARCH}/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 435         else
 436                 cp "${GK_SHARE}/generic/modprobe" "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 437         fi
 438         if isTrue $CMD_DOKEYMAPAUTO
 439         then
 440                 echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 441         fi
 442         mkdir -p "${TEMP}/initramfs-aux-temp/lib/keymaps"
 443         /bin/tar -C "${TEMP}/initramfs-aux-temp/lib/keymaps" -zxf "${GK_SHARE}/generic/keymaps.tar.gz"
 444         if isTrue $CMD_SLOWUSB
 445         then
 446                 echo 'MY_HWOPTS="${MY_HWOPTS} slowusb"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
 447         fi
 448         if isTrue ${LUKS}
 449         then
 450                 if is_static /bin/cryptsetup
 451                 then
 452                         print_info 1 "Including LUKS support"
 453                         rm -f ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
 454                         cp /bin/cryptsetup ${TEMP}/initramfs-aux-temp/sbin/cryptsetup
 455                         chmod +x "${TEMP}/initramfs-aux-temp/sbin/cryptsetup"
 456                 else
 457                         print_info 1 "LUKS support requires static cryptsetup at /bin/cryptsetup"
 458                         print_info 1 "Not including LUKS support"
 459                 fi
 460         fi
 461
 462         cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
 463         cd ${TEMP}
 464         chmod +x "${TEMP}/initramfs-aux-temp/init"
 465         chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
 466         chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
 467         chmod +x "${TEMP}/initramfs-aux-temp/sbin/modprobe"
 468         cd "${TEMP}/initramfs-aux-temp/"
 469         find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
 470         rm -r "${TEMP}/initramfs-aux-temp/"
 471 }
 472
 473 append_data() {
 474         local name=$1 var=$2
 475         local func="append_${name}"
 476
 477         if [ $# -eq '1' ] || [ "${var}" -eq '1' ]
 478         then
 479             print_info 1 "        >> Appending ${name} cpio data..."
 480             ${func}
 481         fi
 482 }
 483
 484 create_initramfs() {
 485         print_info 1 "initramfs: >> Initializing..."
 486
 487         # Create empty cpio
 488         CPIO="${TMPDIR}/initramfs-${KV}"
 489         echo | cpio ${CPIO_ARGS} -F "${CPIO}" 2>/dev/null \
 490                 || gen_die "Could not create empty cpio at ${CPIO}"
 491
 492         append_data 'base_layout'
 493         append_data 'auxilary'
 494         append_data 'busybox' "${BUSYBOX}"
 495         append_data 'devfs' "${DEVFS}"
 496 #       append_data 'udev' "${UDEV}"
 497         append_data 'unionfs_modules' "${UNIONFS}"
 498         append_data 'unionfs_tools' "${UNIONFS}"
 499         append_data 'suspend' "${SUSPEND}"
 500         append_data 'lvm2' "${LVM2}"
 501         append_data 'dmraid' "${DMRAID}"
 502         append_data 'evms2' "${EVMS2}"
 503
 504         if [ "${NOINITRDMODULES}" = '' ]
 505         then
 506                 append_data 'insmod'
 507                 append_data 'modules'
 508         else
 509                 print_info 1 "initramfs: Not copying modules..."
 510         fi
 511
 512         append_data 'blkid' "${DISKLABEL}"
 513         append_data 'gensplash' "${GENSPLASH}"
 514
 515         # This should always be appended last
 516         if [ "${INITRAMFS_OVERLAY}" != '' ]
 517         then
 518                 append_data 'overlay'
 519         fi
 520
 521         gzip -9 "${CPIO}"
 522         mv -f "${CPIO}.gz" "${CPIO}"
 523
 524         # Pegasos hack for merging the initramfs into the kernel at compile time
 525         [ "${KERNEL_MAKE_DIRECTIVE}" == 'zImage.initrd' -a "${GENERATE_Z_IMAGE}" = '1' ] ||
 526                 [ "${KERNEL_MAKE_DIRECTIVE_2}" == 'zImage.initrd' -a "${GENERATE_Z_IMAGE}" = '1' ] &&
 527                         cp ${TMPDIR}/initramfs-${KV} ${KERNEL_DIR}/arch/powerpc/boot/ramdisk.image.gz &&
 528                         rm ${TMPDIR}/initramfs-${KV}
 529
 530         # Mips also mimics Pegasos to merge the initramfs into the kernel
 531         if [ ${BUILD_INITRAMFS} -eq 1 ]; then
 532                 cp ${TMPDIR}/initramfs-${KV} ${KERNEL_DIR}/initramfs.cpio.gz
 533                 gunzip -f ${KERNEL_DIR}/initramfs.cpio.gz
 534         fi
 535
 536         if ! isTrue "${CMD_NOINSTALL}"
 537         then
 538                 if [ "${GENERATE_Z_IMAGE}" != '1' ]
 539                 then
 540                         copy_image_with_preserve "initramfs" \
 541                                 "${TMPDIR}/initramfs-${KV}" \
 542                                 "initramfs-${KNAME}-${ARCH}-${KV}"
 543                 fi
 544         fi
 545 }