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- # -*- shell-script -*-
-
- catenate_cpiogz() {
- # Sanity check
- if [ ! -e "${1}" ]; then
- echo "W: catenate_cpiogz: arg1='${1}' does not exist." >&2
- return
- fi
-
- cat "${1}" >>"${__TMPCPIOGZ}"
- }
-
- # force_load module [args...]
- force_load()
- {
- manual_add_modules "$1"
- echo "${@}" >>"${DESTDIR}/conf/modules"
- }
-
- # Takes a file containing a list of modules to be added as an
- # argument, figures out dependancies, and adds them.
- #
- # Input file syntax:
- #
- # # comment
- # modprobe_module_name [args ...]
- # [...]
- #
- add_modules_from_file()
- {
- # Sanity check
- if [ ! -e "${1}" ]; then
- echo "W: add_modules_from_file: arg1='${1}' does not exist." >&2
- return
- fi
-
- grep '^[^#]' ${1} | while read module args; do
- [ -n "$module" ] || continue
- force_load "${module}" "${args}"
- done
- }
-
- # Add dependent modules + eventual firmware
- manual_add_modules()
- {
- local prefix kmod options firmware
-
- if [ $# -eq 0 ]; then
- return
- fi
-
- modprobe --all --set-version="${version}" --ignore-install --quiet --show-depends "$@" |
- while read prefix kmod options ; do
- if [ "${prefix}" != "insmod" ]; then
- continue
- fi
-
- # Prune duplicates
- if [ -e "${DESTDIR}/${kmod}" ]; then
- continue
- fi
-
- install -Dpm 644 "$kmod" "${DESTDIR}/$kmod"
- if [ "${verbose}" = "y" ]; then
- echo "Adding module ${kmod}"
- fi
-
- # Add required firmware
- for firmware in $(modinfo -F firmware "${kmod}"); do
- if [ -e "${DESTDIR}/lib/firmware/${firmware}" ] \
- || [ -e "${DESTDIR}/lib/firmware/${version}/${firmware}" ]; then
- continue
- fi
-
- # Only print warning for missing fw of loaded module
- # or forced loaded module
- if [ ! -e "/lib/firmware/${firmware}" ] \
- && [ ! -e "/lib/firmware/${version}/${firmware}" ] ; then
- # Only warn about missing firmware if
- # /proc/modules exists
- if [ ! -e /proc/modules ] ; then
- continue
- fi
-
- kmod_modname="${kmod##*/}"
- kmod_modname="${kmod_modname%.ko}"
- if grep -q "^$kmod_modname\\>" /proc/modules "${CONFDIR}/modules"; then
- echo "W: Possible missing firmware /lib/firmware/${firmware} for module $(basename ${kmod} .ko)" >&2
- fi
- continue
- fi
-
- if [ -e "/lib/firmware/${version}/${firmware}" ]; then
- copy_exec "/lib/firmware/${version}/${firmware}"
- else
- copy_exec "/lib/firmware/${firmware}"
- fi
- if [ "${verbose}" = "y" ]; then
- echo "Adding firmware ${firmware}"
- fi
- done
- done
- }
-
- # $1 = file to copy to ramdisk
- # $2 (optional) Name for the file on the ramdisk
- # Location of the image dir is assumed to be $DESTDIR
- # We never overwrite the target if it exists.
- copy_exec() {
- local src target x nonoptlib
- local libname dirname
-
- src="${1}"
- target="${2:-$1}"
-
- [ -f "${src}" ] || return 1
-
- if [ -d "${DESTDIR}/${target}" ]; then
- # check if already copied
- [ -e "${DESTDIR}/$target/${src##*/}" ] && return 0
- else
- [ -e "${DESTDIR}/$target" ] && return 0
- #FIXME: inst_dir
- mkdir -p "${DESTDIR}/${target%/*}"
- fi
-
- [ "${verbose}" = "y" ] && echo "Adding binary ${src}"
- cp -pL "${src}" "${DESTDIR}/${target}"
-
- # Copy the dependant libraries
- for x in $(ldd "${src}" 2>/dev/null | sed -e '
- /\//!d;
- /linux-gate/d;
- /=>/ {s/.*=>[[:blank:]]*\([^[:blank:]]*\).*/\1/};
- s/[[:blank:]]*\([^[:blank:]]*\) (.*)/\1/' 2>/dev/null); do
-
- # Try to use non-optimised libraries where possible.
- # We assume that all HWCAP libraries will be in tls,
- # sse2, vfp or neon.
- nonoptlib=$(echo "${x}" | sed -e 's#/lib/\([^/]*/\)\?\(tls\|i686\|sse2\|neon\|vfp\).*/\(lib.*\)#/lib/\1\3#')
- nonoptlib=$(echo "${nonoptlib}" | sed -e 's#-linux-gnu/\(tls\|i686\|sse2\|neon\|vfp\).*/\(lib.*\)#-linux-gnu/\2#')
-
- if [ -e "${nonoptlib}" ]; then
- x="${nonoptlib}"
- fi
-
- libname=$(basename "${x}")
- dirname=$(dirname "${x}")
-
- # FIXME inst_lib
- mkdir -p "${DESTDIR}/${dirname}"
- if [ ! -e "${DESTDIR}/${dirname}/${libname}" ]; then
- cp -pL "${x}" "${DESTDIR}/${dirname}"
- [ "${verbose}" = "y" ] && echo "Adding library ${x}" || true
- fi
- done
- }
-
- # Copy entire subtrees to the initramfs
- copy_modules_dir()
- {
- local kmod exclude
- local modules=
- local dir="$1"
- shift
-
- if ! [ -d "${MODULESDIR}/${dir}" ]; then
- return;
- fi
- if [ "${verbose}" = "y" ]; then
- echo "Copying module directory ${dir}"
- if [ $# -ge 1 ]; then
- echo "(excluding $*)"
- fi
- fi
- while [ $# -ge 1 ]; do
- exclude="${exclude:-} -name $1 -prune -o "
- shift
- done
- for kmod in $(find "${MODULESDIR}/${dir}" ${exclude:-} -name '*.ko' -printf '%f\n'); do
- modules="$modules ${kmod%.ko}"
- done
- manual_add_modules $modules
- }
-
- # walk /sys for relevant modules
- sys_walk_mod_add()
- {
- local driver_path module
- device_path="$1"
-
- while [ "${device_path}" != "/sys" ]; do
- sys_walk_modalias ${device_path}
- driver_path="$(readlink -f ${device_path}/driver/module)"
- if [ -e "$driver_path" ]; then
- module="$(basename $(readlink -f $driver_path))"
- if [ -n "${module}" ]; then
- force_load "${module}"
- fi
- fi
- device_path="$(dirname ${device_path})"
- done
- }
-
- # walk /sys for relevant modalias
- sys_walk_modalias()
- {
- local device_path modalias
-
- device_path="$(dirname "${1}")"
- device_path="$(dirname "${device_path}")"
- if [ -e "${device_path}/modalias" ]; then
- modalias=$(cat "${device_path}/modalias")
- fi
-
- if [ -n "${modalias}" ]; then
- force_load "${modalias}"
- fi
- }
-
- # find and only copy root relevant modules
- dep_add_modules()
- {
- local block minor root FSTYPE root_dev_path
- local modules=
-
- # require mounted sysfs
- if [ ! -d /sys/devices/ ]; then
- echo "mkinitramfs: MODULES dep requires mounted sysfs on /sys" >&2
- exit 1
- fi
-
- # findout root block device + fstype
- eval "$( mount | while read dev foo mp foo fs opts rest ; do \
- [ "$mp" = "/" ] && [ "$fs" != "rootfs" ] \
- && printf "root=$dev\nFSTYPE=$fs" \
- && break; done)"
-
- # On failure fallback to /proc/mounts if readable
- if [ -z "$root" ] && [ -r /proc/mounts ]; then
- eval "$(while read dev mp fs opts rest ; do \
- [ "$mp" = "/" ] && [ "$fs" != "rootfs" ] \
- && printf "root=$dev\nFSTYPE=$fs"\
- && break; done < /proc/mounts)"
- fi
-
- # recheck root device
- if [ -z "$root" ]; then
- echo "mkinitramfs: failed to determine root device" >&2
- echo "mkinitramfs: workaround is MODULES=most, check:" >&2
- echo "grep -r MODULES /etc/initramfs-tools/" >&2
- echo "" >&2
- echo "Error please report bug on initramfs-tools" >&2
- echo "Include the output of 'mount' and 'cat /proc/mounts'" >&2
- exit 1
- fi
-
- # handle ubifs and return since ubifs root is a char device but
- # most of the commands below only work with block devices.
- if [ "${FSTYPE}" = "ubifs" ]; then
- manual_add_modules "${FSTYPE}"
- return
- fi
-
- if [ "${root}" = "/dev/root" ] ; then
- root="/dev/disk/by-uuid/"$(blkid -o value -s UUID ${root}) 2>/dev/null
- fi
- root="$(readlink -f ${root})"
-
- # do not trust mount, check superblock
- eval "$(/usr/lib/klibc/bin/fstype ${root})"
-
- # check that fstype rootfs recognition
- if [ "${FSTYPE}" = "unknown" ]; then
- FSTYPE=$(blkid -o value -s TYPE "${root}")
- if [ -z "${FSTYPE}" ]; then
- echo "mkinitramfs: unknown fstype on root ${root}" >&2
- echo "mkinitramfs: workaround is MODULES=most" >&2
- echo "Error please report bug on initramfs-tools" >&2
- exit 1
- fi
- fi
-
- # Add rootfs
- modules="$modules ${FSTYPE}"
-
- # lvm or luks root
- if [ "${root#/dev/mapper/}" != "${root}" ] \
- || [ "${root#/dev/dm-}" != "${root}" ]; then
- minor=$((0x$(stat --format "%T" ${root}) % 256))
- block=$(ls -1 /sys/block/dm-${minor}/slaves | head -n 1)
- # lvm on luks or luks on lvm, possibly lvm snapshots
- while [ "${block#dm-}" != "${block}" ]; do
- block=$(ls -1 /sys/block/${block}/slaves | head -n 1)
- done
- # lvm on md or luks on md
- if [ "${block#md}" != "${block}" ]; then
- block=$(sed -ne 's/multipath/[/' -e 's/linear/[/' -e 's/raid[0-9][0-9]*/[/' -e 's/\([hs]d[a-z][a-z]*\)[0-9][0-9]*/\1/g' -e '/^'${block}' :/s/^[^[]*\[ \([^\[]*\)\[.*$/\1/p' </proc/mdstat)
- fi
- # luks or lvm on cciss or ida
- if [ "${block#cciss}" != "${block}" ] \
- || [ "${block#ida}" != "${block}" ]; then
- block="${block%p*}"
- else
- block=${block%%[0-9]*}
- fi
- # md root new naming scheme /dev/md/X
- elif [ "${root#/dev/md/}" != "${root}" ]; then
- root=${root#/dev/md/}
- # strip partion number
- root=${root%%p[0-9]*}
- # drop the partition number only for sdX and hdX devices
- # and keep it for other devices like loop#, dm-# devices
- block=$(sed -ne 's/multipath/[/' -e 's/linear/[/' -e 's/raid[0-9][0-9]*/[/' -e 's/\([hs]d[a-z][a-z]*\)[0-9][0-9]*/\1/g' -e '/^md'$root' :/s/^[^[]*\[ \([^\[]*\)\[.*$/\1/p' </proc/mdstat)
- # md root /dev/mdX
- elif [ "${root#/dev/md}" != "${root}" ]; then
- root=${root#/dev/md}
- # strip partion number
- root=${root%%p[0-9]*}
- # drop the partition number only for sdX and hdX devices
- # and keep it for other devices like loop#, dm-# devices
- block=$(sed -ne 's/multipath/[/' -e 's/linear/[/' -e 's/raid[0-9][0-9]*/[/' -e 's/\([hs]d[a-z][a-z]*\)[0-9][0-9]*/\1/g' -e '/^md'$root' :/s/^[^[]*\[ \([^\[]*\)\[.*$/\1/p' </proc/mdstat)
- # cciss device
- elif [ "${root#/dev/cciss/}" != "${root}" ]; then
- block=${root#/dev/cciss/*}
- block="cciss!${block%p*}"
- # ida device
- elif [ "${root#/dev/ida/}" != "${root}" ]; then
- block=${root#/dev/ida/*}
- block="ida!${block%p*}"
- # loop root /dev/loopX
- elif [ "${root#/dev/loop}" != "${root}" ]; then
- root=${root#/dev/}
- block=$(losetup -a \
- | awk "/${root}/{print substr(\$3, 7, 3); exit}")
- # Xen virtual device /dev/xvdX
- elif [ "${root#/dev/xvd}" != "${root}" ]; then
- block=${root#/dev/}
- # Xen has a mode where only the individual partitions are
- # registered with the kernel as well as the usual full disk
- # with partition table scheme.
- if [ ! -e /sys/block/${block} ] ; then
- block=${block%%[0-9]*}
- fi
- # mmc root /dev/mmcblkXpX
- elif [ "${root#/dev/mmcblk}" != "${root}" ]; then
- block=${root#/dev/}
- block=${block%%p[0-9]*}
-
- # DAC960 - good old mylex raid - root dev format /dev/rd/cXdXpX
- elif [ "${root#/dev/rd/c}" != "${root}" ]; then
- block="rd!c${root#/dev/rd/c}"
- block=${block%%p[0-9]*}
-
- # etherd device
- elif [ "${root#/dev/etherd/}" != "${root}" ]; then
- block=${root#/dev/etherd/*}
- block="etherd!${block%p*}"
- # classical root device
- else
- block=${root#/dev/}
- block=${block%%[0-9]*}
- fi
-
- # Error out if /sys lack block dev
- if [ -z "${block}" ] || [ ! -e /sys/block/${block} ]; then
- echo "mkinitramfs: for root ${root} missing ${block} /sys/block/ entry" >&2
- echo "mkinitramfs: workaround is MODULES=most" >&2
- echo "mkinitramfs: Error please report the bug" >&2
- exit 1
- fi
-
- # sys walk ATA
- root_dev_path=$(readlink -f /sys/block/${block}/device)
- sys_walk_mod_add ${root_dev_path}
-
- # catch old-style IDE
- if [ -e /sys/bus/ide/devices/ ]; then
- sys_walk_modalias ${root_dev_path}
- modules="$modules ide-gd_mod ide-cd"
- fi
-
- if [ -e /sys/bus/scsi/devices/ ]; then
- modules="$modules sd_mod"
- fi
-
- if [ -e /sys/bus/mmc/devices/ ]; then
- modules="$modules mmc_block"
- fi
-
- if [ -e /sys/bus/virtio ] ; then
- modules="$modules virtio_pci"
- fi
-
- if [ -e /sys/bus/i2o/devices/ ]; then
- force_load i2o_block
- force_load i2o_config
- fi
-
- if [ -e /sys/bus/ps3_system_bus/ ]; then
- modules="$modules ps3disk ps3rom ps3-gelic ps3_sys_manager"
- fi
-
- if [ -e /sys/bus/vio/ ]; then
- modules="$modules sunvnet sunvdc"
- fi
-
- manual_add_modules $modules
- }
-
-
- # The modules "most" classes added per default to the initramfs
- auto_add_modules()
- {
- local arg
- local modules=
-
- if [ "$#" -eq 0 ] ; then
- set -- base net ide scsi block ata i2o dasd ieee1394 firewire mmc usb_storage
- fi
-
- for arg in "$@" ; do
- case "$arg" in
- base)
- modules="$modules ehci-hcd ohci-hcd uhci-hcd usbhid"
- modules="$modules xhci xhci-hcd"
- modules="$modules hid-apple hid-cherry hid-generic"
- modules="$modules hid-logitech hid-logitech-dj"
- modules="$modules hid-microsoft hid-sunplus"
- modules="$modules btrfs ext2 ext3 ext4 ext4dev "
- modules="$modules isofs jfs nfs reiserfs udf xfs"
- modules="$modules af_packet atkbd i8042 virtio_pci"
- ;;
- net)
- copy_modules_dir kernel/drivers/net \
- appletalk arcnet bonding can hamradio irda \
- pcmcia tokenring usb wan wimax wireless
- ;;
- ide)
- copy_modules_dir kernel/drivers/ide
- ;;
- mmc)
- copy_modules_dir kernel/drivers/mmc
- ;;
- scsi)
- copy_modules_dir kernel/drivers/scsi
- modules="$modules mptfc mptsas mptscsih mptspi zfcp"
- ;;
- ata)
- copy_modules_dir kernel/drivers/ata
- ;;
- block)
- copy_modules_dir kernel/drivers/block
- ;;
- ubi)
- modules="$modules deflate zlib lzo ubi ubifs"
- ;;
- ieee1394)
- modules="$modules ohci1394 sbp2"
- ;;
- firewire)
- modules="$modules firewire-ohci firewire-sbp2"
- ;;
- i2o)
- modules="$modules i2o_block"
- ;;
- dasd)
- modules="$modules dasd_diag_mod dasd_eckd_mod dasd_fba_mod"
- ;;
- usb_storage)
- copy_modules_dir kernel/drivers/usb/storage
- ;;
- esac
- done
-
- manual_add_modules $modules
- }
-
- # 'depmod' only looks at symbol dependencies; there is no way for
- # modules to declare explicit dependencies through module information,
- # so dependencies on e.g. crypto providers are hidden. Until this is
- # fixed, we need to handle those hidden dependencies.
- hidden_dep_add_modules()
- {
- local modules=
- for dep in "lib/libcrc32c crc32c" "fs/ubifs/ubifs deflate zlib lzo"; do
- set -- $dep
- if [ -f "${DESTDIR}/lib/modules/${version}/kernel/$1.ko" ]; then
- shift
- modules="$modules $@"
- fi
- done
- manual_add_modules $modules
- }
-
- # mkinitramfs help message
- usage()
- {
- cat >&2 << EOF
-
- Usage: ${0} [OPTION]... -o outfile [version]
-
- Options:
- -c compress Override COMPRESS setting in initramfs.conf.
- -d confdir Specify an alternative configuration directory.
- -k Keep temporary directory used to make the image.
- -o outfile Write to outfile.
- -r root Override ROOT setting in initramfs.conf.
-
- See mkinitramfs(8) for further details.
- EOF
- exit 1
-
- }
-
- # cache boot scripts order
- cache_run_scripts()
- {
- DESTDIR=${1}
- scriptdir=${2}
- initdir=${DESTDIR}${scriptdir}
- [ ! -d ${initdir} ] && return
-
- runlist=$(get_prereq_pairs | tsort)
- for crs_x in ${runlist}; do
- [ -f ${initdir}/${crs_x} ] || continue
- echo "${scriptdir}/${crs_x}" >> ${initdir}/ORDER
- echo "[ -e /conf/param.conf ] && . /conf/param.conf" >> ${initdir}/ORDER
- done
- }
-