mirror of
https://git.yoctoproject.org/poky
synced 2026-05-09 17:39:31 +00:00
Darren Hart
c294bbe520
My previous patch adding gummiboot support was missing the line to remove the initrd line from the boot config. This was an oversight in copying over the grub setup to gummiboot. Add the necessary logic to remove it. (From OE-Core rev: c7355550dc21a1ef3c2e828ed5f51e94e12fac5f) Signed-off-by: Darren Hart <dvhart@linux.intel.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
395 lines
11 KiB
Bash
Executable File
395 lines
11 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2012, Intel Corporation.
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# All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
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# the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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LANG=C
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# Set to 1 to enable additional output
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DEBUG=0
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OUT="/dev/null"
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#
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# Defaults
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#
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# 20 Mb for the boot partition
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BOOT_SIZE=20
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# 5% for swap
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SWAP_RATIO=5
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# Cleanup after die()
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cleanup() {
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debug "Syncing and unmounting devices"
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# Unmount anything we mounted
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unmount $ROOTFS_MNT || error "Failed to unmount $ROOTFS_MNT"
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unmount $BOOTFS_MNT || error "Failed to unmount $BOOTFS_MNT"
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unmount $HDDIMG_ROOTFS_MNT || error "Failed to unmount $HDDIMG_ROOTFS_MNT"
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unmount $HDDIMG_MNT || error "Failed to unmount $HDDIMG_MNT"
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# Remove the TMPDIR
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debug "Removing temporary files"
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if [ -d "$TMPDIR" ]; then
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rm -rf $TMPDIR || error "Failed to remove $TMPDIR"
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fi
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}
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# Logging routines
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WARNINGS=0
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ERRORS=0
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CLEAR="$(tput sgr0)"
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INFO="$(tput bold)"
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RED="$(tput setaf 1)$(tput bold)"
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GREEN="$(tput setaf 2)$(tput bold)"
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YELLOW="$(tput setaf 3)$(tput bold)"
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info() {
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echo "${INFO}$1${CLEAR}"
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}
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error() {
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ERRORS=$((ERRORS+1))
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echo "${RED}$1${CLEAR}"
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}
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warn() {
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WARNINGS=$((WARNINGS+1))
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echo "${YELLOW}$1${CLEAR}"
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}
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success() {
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echo "${GREEN}$1${CLEAR}"
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}
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die() {
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error $1
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cleanup
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exit 1
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}
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debug() {
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if [ $DEBUG -eq 1 ]; then
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echo "$1"
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fi
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}
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usage() {
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echo "Usage: $(basename $0) [-v] DEVICE HDDIMG TARGET_DEVICE"
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echo " -v: Verbose debug"
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echo " DEVICE: The device to write the image to, e.g. /dev/sdh"
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echo " HDDIMG: The hddimg file to generate the efi disk from"
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echo " TARGET_DEVICE: The device the target will boot from, e.g. /dev/mmcblk0"
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}
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image_details() {
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IMG=$1
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info "Image details"
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echo " image: $(stat --printf '%N\n' $IMG)"
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echo " size: $(stat -L --printf '%s bytes\n' $IMG)"
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echo " modified: $(stat -L --printf '%y\n' $IMG)"
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echo " type: $(file -L -b $IMG)"
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echo ""
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}
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device_details() {
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DEV=$1
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BLOCK_SIZE=512
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info "Device details"
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echo " device: $DEVICE"
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if [ -f "/sys/class/block/$DEV/device/vendor" ]; then
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echo " vendor: $(cat /sys/class/block/$DEV/device/vendor)"
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else
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echo " vendor: UNKOWN"
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fi
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if [ -f "/sys/class/block/$DEV/device/model" ]; then
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echo " model: $(cat /sys/class/block/$DEV/device/model)"
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else
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echo " model: UNKNOWN"
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fi
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if [ -f "/sys/class/block/$DEV/size" ]; then
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echo " size: $(($(cat /sys/class/block/$DEV/size) * $BLOCK_SIZE)) bytes"
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else
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echo " size: UNKNOWN"
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fi
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echo ""
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}
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unmount_device() {
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grep -q $DEVICE /proc/mounts
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if [ $? -eq 0 ]; then
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warn "$DEVICE listed in /proc/mounts, attempting to unmount"
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umount $DEVICE* 2>/dev/null
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return $?
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fi
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return 0
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}
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unmount() {
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grep -q $1 /proc/mounts
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if [ $? -eq 0 ]; then
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debug "Unmounting $1"
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umount $1
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return $?
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fi
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return 0
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}
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#
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# Parse and validate arguments
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#
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if [ $# -lt 3 ] || [ $# -gt 4 ]; then
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usage
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exit 1
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fi
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if [ "$1" = "-v" ]; then
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DEBUG=1
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OUT="1"
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shift
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fi
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DEVICE=$1
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HDDIMG=$2
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TARGET_DEVICE=$3
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LINK=$(readlink $DEVICE)
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if [ $? -eq 0 ]; then
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DEVICE="$LINK"
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fi
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if [ ! -w "$DEVICE" ]; then
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usage
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die "Device $DEVICE does not exist or is not writable"
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fi
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if [ ! -e "$HDDIMG" ]; then
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usage
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die "HDDIMG $HDDIMG does not exist"
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fi
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#
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# Ensure the hddimg is not mounted
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#
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unmount "$HDDIMG" || die "Failed to unmount $HDDIMG"
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#
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# Check if any $DEVICE partitions are mounted
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#
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unmount_device || die "Failed to unmount $DEVICE"
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#
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# Confirm device with user
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#
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image_details $HDDIMG
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device_details $(basename $DEVICE)
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echo -n "${INFO}Prepare EFI image on $DEVICE [y/N]?${CLEAR} "
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read RESPONSE
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if [ "$RESPONSE" != "y" ]; then
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echo "Image creation aborted"
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exit 0
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fi
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#
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# Prepare the temporary working space
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#
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TMPDIR=$(mktemp -d mkefidisk-XXX) || die "Failed to create temporary mounting directory."
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HDDIMG_MNT=$TMPDIR/hddimg
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HDDIMG_ROOTFS_MNT=$TMPDIR/hddimg_rootfs
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ROOTFS_MNT=$TMPDIR/rootfs
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BOOTFS_MNT=$TMPDIR/bootfs
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mkdir $HDDIMG_MNT || die "Failed to create $HDDIMG_MNT"
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mkdir $HDDIMG_ROOTFS_MNT || die "Failed to create $HDDIMG_ROOTFS_MNT"
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mkdir $ROOTFS_MNT || die "Failed to create $ROOTFS_MNT"
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mkdir $BOOTFS_MNT || die "Failed to create $BOOTFS_MNT"
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#
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# Partition $DEVICE
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#
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DEVICE_SIZE=$(parted $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//")
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# If the device size is not reported there may not be a valid label
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if [ "$DEVICE_SIZE" = "" ] ; then
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parted $DEVICE mklabel msdos || die "Failed to create MSDOS partition table"
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DEVICE_SIZE=$(parted $DEVICE unit mb print | grep ^Disk | cut -d" " -f 3 | sed -e "s/MB//")
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fi
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SWAP_SIZE=$((DEVICE_SIZE*SWAP_RATIO/100))
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ROOTFS_SIZE=$((DEVICE_SIZE-BOOT_SIZE-SWAP_SIZE))
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ROOTFS_START=$((BOOT_SIZE))
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ROOTFS_END=$((ROOTFS_START+ROOTFS_SIZE))
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SWAP_START=$((ROOTFS_END))
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# MMC devices use a partition prefix character 'p'
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PART_PREFIX=""
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if [ ! "${DEVICE#/dev/mmcblk}" = "${DEVICE}" ] || [ ! "${DEVICE#/dev/loop}" = "${DEVICE}" ]; then
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PART_PREFIX="p"
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fi
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BOOTFS=$DEVICE${PART_PREFIX}1
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ROOTFS=$DEVICE${PART_PREFIX}2
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SWAP=$DEVICE${PART_PREFIX}3
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TARGET_PART_PREFIX=""
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if [ ! "${TARGET_DEVICE#/dev/mmcblk}" = "${TARGET_DEVICE}" ]; then
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TARGET_PART_PREFIX="p"
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fi
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TARGET_ROOTFS=$TARGET_DEVICE${TARGET_PART_PREFIX}2
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TARGET_SWAP=$TARGET_DEVICE${TARGET_PART_PREFIX}3
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echo ""
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info "Boot partition size: $BOOT_SIZE MB ($BOOTFS)"
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info "ROOTFS partition size: $ROOTFS_SIZE MB ($ROOTFS)"
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info "Swap partition size: $SWAP_SIZE MB ($SWAP)"
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echo ""
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# Use MSDOS by default as GPT cannot be reliably distributed in disk image form
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# as it requires the backup table to be on the last block of the device, which
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# of course varies from device to device.
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info "Partitioning installation media ($DEVICE)"
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debug "Deleting partition table on $DEVICE"
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dd if=/dev/zero of=$DEVICE bs=512 count=2 >$OUT 2>1 || die "Failed to zero beginning of $DEVICE"
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debug "Creating new partition table (MSDOS) on $DEVICE"
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parted $DEVICE mklabel msdos >$OUT 2>1 || die "Failed to create MSDOS partition table"
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debug "Creating boot partition on $BOOTFS"
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parted $DEVICE mkpart primary 0% $BOOT_SIZE >$OUT 2>1 || die "Failed to create BOOT partition"
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debug "Enabling boot flag on $BOOTFS"
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parted $DEVICE set 1 boot on >$OUT 2>1 || die "Failed to enable boot flag"
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debug "Creating ROOTFS partition on $ROOTFS"
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parted $DEVICE mkpart primary $ROOTFS_START $ROOTFS_END >$OUT 2>1 || die "Failed to create ROOTFS partition"
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debug "Creating swap partition on $SWAP"
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parted $DEVICE mkpart primary $SWAP_START 100% >$OUT 2>1 || die "Failed to create SWAP partition"
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if [ $DEBUG -eq 1 ]; then
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parted $DEVICE print
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fi
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#
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# Check if any $DEVICE partitions are mounted after partitioning
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#
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unmount_device || die "Failed to unmount $DEVICE partitions"
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#
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# Format $DEVICE partitions
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#
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info "Formating partitions"
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debug "Formatting $BOOTFS as vfat"
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if [ ! "${DEVICE#/dev/loop}" = "${DEVICE}" ]; then
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mkfs.vfat -I $BOOTFS -n "EFI" >$OUT 2>1 || die "Failed to format $BOOTFS"
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else
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mkfs.vfat $BOOTFS -n "EFI" >$OUT 2>1 || die "Failed to format $BOOTFS"
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fi
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debug "Formatting $ROOTFS as ext3"
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mkfs.ext3 -F $ROOTFS -L "ROOT" >$OUT 2>1 || die "Failed to format $ROOTFS"
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debug "Formatting swap partition ($SWAP)"
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mkswap $SWAP >$OUT 2>1 || die "Failed to prepare swap"
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#
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# Installing to $DEVICE
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#
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debug "Mounting images and device in preparation for installation"
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mount -o loop $HDDIMG $HDDIMG_MNT >$OUT 2>1 || error "Failed to mount $HDDIMG"
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mount -o loop $HDDIMG_MNT/rootfs.img $HDDIMG_ROOTFS_MNT >$OUT 2>1 || error "Failed to mount rootfs.img"
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mount $ROOTFS $ROOTFS_MNT >$OUT 2>1 || error "Failed to mount $ROOTFS on $ROOTFS_MNT"
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mount $BOOTFS $BOOTFS_MNT >$OUT 2>1 || error "Failed to mount $BOOTFS on $BOOTFS_MNT"
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info "Preparing boot partition"
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EFIDIR="$BOOTFS_MNT/EFI/BOOT"
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cp $HDDIMG_MNT/vmlinuz $BOOTFS_MNT >$OUT 2>1 || error "Failed to copy vmlinuz"
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# Copy the efi loader and configs (booti*.efi and grub.cfg if it exists)
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cp -r $HDDIMG_MNT/EFI $BOOTFS_MNT >$OUT 2>1 || error "Failed to copy EFI dir"
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# Silently ignore a missing gummiboot loader dir (we might just be a GRUB image)
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cp -r $HDDIMG_MNT/loader $BOOTFS_MNT >$OUT 2>1
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# Update the boot loaders configurations for an installed image
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# Remove any existing root= kernel parameters and:
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# o Add a root= parameter with the target rootfs
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# o Specify ro so fsck can be run during boot
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# o Specify rootwait in case the target media is an asyncronous block device
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# such as MMC or USB disks
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# o Specify "quiet" to minimize boot time when using slow serial consoles
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# Look for a GRUB installation
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GRUB_CFG="$EFIDIR/grub.cfg"
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if [ -e "$GRUB_CFG" ]; then
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info "Configuring GRUB"
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# Delete the install entry
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sed -i "/menuentry 'install'/,/^}/d" $GRUB_CFG
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# Delete the initrd lines
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sed -i "/initrd /d" $GRUB_CFG
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# Delete any LABEL= strings
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sed -i "s/ LABEL=[^ ]*/ /" $GRUB_CFG
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sed -i "s@ root=[^ ]*@ @" $GRUB_CFG
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sed -i "s@vmlinuz @vmlinuz root=$TARGET_ROOTFS ro rootwait quiet @" $GRUB_CFG
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fi
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# Look for a gummiboot installation
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GUMMI_ENTRIES="$BOOTFS_MNT/loader/entries"
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GUMMI_CFG="$GUMMI_ENTRIES/boot.conf"
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if [ -d "$GUMMI_ENTRIES" ]; then
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info "Configuring Gummiboot"
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# remove the install target if it exists
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rm $GUMMI_ENTRIES/install.conf >$OUT 2>1
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if [ ! -e "$GUMMI_CFG" ]; then
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echo "ERROR: $GUMMI_CFG not found"
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fi
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sed -i "/initrd /d" $GUMMI_CFG
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sed -i "s@ root=[^ ]*@ @" $GUMMI_CFG
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sed -i "s@options *LABEL=boot @options LABEL=Boot root=$TARGET_ROOTFS ro rootwait quiet @" $GUMMI_CFG
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fi
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# Ensure we have at least one EFI bootloader configured
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if [ ! -e $GRUB_CFG ] && [ ! -e $GUMMI_CFG ]; then
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die "No EFI bootloader configuration found"
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fi
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info "Copying ROOTFS files (this may take a while)"
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cp -a $HDDIMG_ROOTFS_MNT/* $ROOTFS_MNT >$OUT 2>1 || die "Root FS copy failed"
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echo "$TARGET_SWAP swap swap defaults 0 0" >> $ROOTFS_MNT/etc/fstab
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# We dont want udev to mount our root device while we're booting...
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if [ -d $ROOTFS_MNT/etc/udev/ ] ; then
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echo "$TARGET_DEVICE" >> $ROOTFS_MNT/etc/udev/mount.blacklist
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fi
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# Call cleanup to unmount devices and images and remove the TMPDIR
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cleanup
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echo ""
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if [ $WARNINGS -ne 0 ] && [ $ERRORS -eq 0 ]; then
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echo "${YELLOW}Installation completed with warnings${CLEAR}"
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echo "${YELLOW}Warnings: $WARNINGS${CLEAR}"
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elif [ $ERRORS -ne 0 ]; then
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echo "${RED}Installation encountered errors${CLEAR}"
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echo "${RED}Errors: $ERRORS${CLEAR}"
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echo "${YELLOW}Warnings: $WARNINGS${CLEAR}"
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else
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success "Installation completed successfully"
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fi
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echo ""
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