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initramfs: modify init-install to install our bsc image

Fixes: partly SYS#75
hfreyther/master-next
Henning Heinold 8 years ago
committed by Henning
parent
commit
4433c53b76
  1. 180
      recipes-core/initrdscripts/files/init-install.sh
  2. 2
      recipes-core/initrdscripts/initramfs-live-install_sysmocom.inc
  3. 1
      yocto-dora/initramfs-live-install_1.0.bbappend

180
recipes-core/initrdscripts/files/init-install.sh

@ -0,0 +1,180 @@
#!/bin/sh -e
#
# Copyright (C) 2008-2011 Intel, 2014 sysmocom
# install.sh [device_name] [rootfs_name] [video_mode] [vga_mode]
#
PATH=/sbin:/bin:/usr/sbin:/usr/bin
# We want a 1 Gig partition on the cf
partition_size=1000
# Get a list of hard drives
hdnamelist=""
live_dev_name=${1%%/*}
echo "Searching for hard drives ..."
for device in `ls /sys/block/`; do
case $device in
loop*)
# skip loop device
;;
ram*)
# skip ram device
;;
*)
# skip the device LiveOS is on
# Add valid hard drive name to the list
if [ $device != $live_dev_name -a -e /dev/$device ]; then
hdnamelist="$hdnamelist $device"
fi
;;
esac
done
TARGET_DEVICE_NAME=""
for hdname in $hdnamelist; do
# Display found hard drives and their basic info
echo "-------------------------------"
echo /dev/$hdname
if [ -r /sys/block/$hdname/device/vendor ]; then
echo -n "VENDOR="
cat /sys/block/$hdname/device/vendor
fi
echo -n "MODEL="
cat /sys/block/$hdname/device/model
cat /sys/block/$hdname/device/uevent
echo
# Get user choice
while true; do
echo -n "Do you want to install this image there? [y/n] "
read answer
if [ "$answer" = "y" -o "$answer" = "n" ]; then
break
fi
echo "Please answer y or n"
done
if [ "$answer" = "y" ]; then
TARGET_DEVICE_NAME=$hdname
break
fi
done
if [ -n "$TARGET_DEVICE_NAME" ]; then
echo "Installing image on /dev/$TARGET_DEVICE_NAME ..."
else
echo "No hard drive selected. Installation aborted."
exit 1
fi
device=$TARGET_DEVICE_NAME
#
# The udev automounter can cause pain here, kill it
#
rm -f /etc/udev/rules.d/automount.rules
rm -f /etc/udev/scripts/mount*
#
# Unmount anything the automounter had mounted
#
umount /dev/${device}* 2> /dev/null || /bin/true
if [ ! -b /dev/loop0 ] ; then
mknod /dev/loop0 b 7 0
fi
mkdir -p /tmp
cat /proc/mounts > /etc/mtab
# MMC devices are special in a couple of ways
# 1) they use a partition prefix character 'p'
# 2) they are detected asynchronously (need rootwait)
rootwait=""
part_prefix=""
if [ ! "${device#mmcblk}" = "${device}" ]; then
part_prefix="p"
rootwait="rootwait"
fi
rootfs=/dev/${device}${part_prefix}1
echo "*****************"
echo "Rootfs partition size: $rootfs_size MB ($rootfs)"
echo "*****************"
echo "Deleting partition table on /dev/${device} ..."
dd if=/dev/zero of=/dev/${device} bs=512 count=2
echo "Creating new partition table on /dev/${device} ..."
parted /dev/${device} mklabel msdos
echo "Creating rootfs partition on $rootfs"
parted /dev/${device} mkpart primary 0% $partition_size
parted /dev/${device} print
echo "Formatting $rootfs to ext4..."
mkfs.ext4 $rootfs
mkdir /tgt_root
mkdir -p /boot
echo "Copying rootfs files..."
dd if=/media/$1/$2 of=$rootfs bs=1024
# Handling of the target root partition
mount $rootfs /tgt_root
if [ -d /tgt_root/etc/ ] ; then
# We dont want udev to mount our root device while we're booting...
if [ -d /tgt_root/etc/udev/ ] ; then
echo "/dev/${device}" >> /tgt_root/etc/udev/mount.blacklist
fi
fi
# Handling of the target boot partition
mount --bind /tgt_root/boot /boot
echo "Preparing boot partition..."
GRUBCFG="/boot/grub/grub.cfg"
mkdir -p $(dirname $GRUBCFG)
cat > $GRUBCFG << EOF
default=0
timeout=1
serial --unit=0 --speed=38400
terminal --timeout=2 serial
terminal_input --append serial
terminal_output --append serial
EOF
if [ -f /etc/grub.d/40_custom ] ; then
echo "Preparing custom grub2 menu..."
cat /etc/grub.d/40_custom >> $GRUBCFG
sed -i "s@__ROOTFS__@$rootfs $rootwait@g" $GRUBCFG
sed -i "s/__VIDEO_MODE__/$3/g" $GRUBCFG
sed -i "s/__VGA_MODE__/$4/g" $GRUBCFG
sed -i "s/__CONSOLE__/$5/g" $GRUBCFG
sed -i "/#/d" $GRUBCFG
sed -i "/exec tail/d" $GRUBCFG
chmod 0444 $GRUBCFG
fi
ln -fs /boot/bzImage /tgt_root/vmlinuz
grub-install /dev/${device}
echo "(hd0) /dev/${device}" > /boot/grub/device.map
umount /boot
umount /tgt_root
sync
echo "Remove your installation media, and press ENTER"
read enter
echo "Rebooting..."
reboot -f

2
recipes-core/initrdscripts/initramfs-live-install_sysmocom.inc

@ -0,0 +1,2 @@
SYSMOCOM := "${@os.path.dirname(bb.data.getVar('FILE', d, True))}"
FILESEXTRAPATHS_prepend := "${SYSMOCOM}/files:"

1
yocto-dora/initramfs-live-install_1.0.bbappend

@ -0,0 +1 @@
require recipes-core/initrdscripts/${PN}_sysmocom.inc
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