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    • /[magellan-source]/trunk/mkinitrd-magellan/livecd/linuxrc.sh

    Diff of /trunk/mkinitrd-magellan/livecd/linuxrc.sh

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    revision 754 by niro, Thu Jun 26 22:48:31 2008 UTC revision 1180 by niro, Wed Dec 15 21:42:48 2010 UTC
    # Line 1  Line 1 
    1  #!/bin/sh  #!/bin/sh
    2  # $Header: /home/cvsd/magellan-cvs/magellan-src/mkinitrd-magellan/livecd/linuxrc.sh,v 1.8 2008-06-26 22:48:31 niro Exp $  # $Id$
    3    
    4  # loads given kernel modules  # loads given kernel modules
    5  load_kernel_modules()  load_kernel_modules()
    # Line 55  check_drives() Line 55  check_drives()
    55  ## some defaults ##  ## some defaults ##
    56  DOSCSI=no  DOSCSI=no
    57  DOUSB=no  DOUSB=no
    58  DOSATA=no  DOSATA=yes
    59  DOFB=no  DOFB=no
    60  DOPATA=no  DOPATA=yes
    61  FORCED_ROOTFS=""  FORCED_ROOTFS=""
    62    INITEXEC="/sbin/init"
    63    
    64  ## starts here ##  ## starts here ##
    65    
    66  # mount essential filesystems  # mount essential filesystems
    67  mount -t proc proc /proc  mount -t proc proc /proc
    68  mount -t sysfs sysfs /sys  mount -t sysfs sysfs /sys
    69    mount -t tmpfs tmpfs /dev -o rw,mode=0644,size=1024
    70    
    71    # install all busybox applets
    72    busybox --install -s
    73    
    74  # silencio  # silencio
    75  echo 0 > /proc/sys/kernel/printk  echo 0 > /proc/sys/kernel/printk
    # Line 73  echo 0 > /proc/sys/kernel/printk Line 78  echo 0 > /proc/sys/kernel/printk
    78  for i in $(cat /proc/cmdline)  for i in $(cat /proc/cmdline)
    79  do  do
    80   case "${i}" in   case "${i}" in
    81   doscsi)   doscsi) DOSCSI=yes;;
    82   DOSCSI=yes   noscsi) DOSCSI=no;;
    83   ;;   dousb) DOUSB=yes;;
    84   dousb)   nousb) DOUSB=no;;
    85   DOUSB=yes   dosata) DOSATA=yes ;;
    86   ;;   nosata) DOSATA=no ;;
    87   dosata)   dofb) DOFB=yes;;
    88   DOSATA=yes   nofb) DOFB=no;;
    89   ;;   dopata) DOPATA=yes;;
    90   dofb)   nopata) DOPATA=no;;
    91   DOFB=yes   rootfs=*) FORCED_ROOTFS="${i#*=}";;
    92   ;;   init=*) INITEXEC="${i#*=}";;
      dopata)  
      DOPATA=yes  
      ;;  
      rootfs=*)  
      FORCED_ROOTFS="${i#*=}"  
      ;;  
    93   esac   esac
    94  done  done
    95    
    # Line 102  load_kernel_modules "generic" Line 101  load_kernel_modules "generic"
    101  [ "${DOUSB}" = "yes" ] && load_kernel_modules "usb"  [ "${DOUSB}" = "yes" ] && load_kernel_modules "usb"
    102  [ "${DOSATA}" = "yes" ] && load_kernel_modules "sata"  [ "${DOSATA}" = "yes" ] && load_kernel_modules "sata"
    103    
    104    # populate dev
    105    mdev -s
    106    # handle hotplug events properly
    107    echo /sbin/mdev > /proc/sys/kernel/hotplug
    108    
    109  # create newroot mount point  # create newroot mount point
    110  mkdir -p /sysroot  mkdir -p /sysroot
    111  # fake a new filesystem (also needed with an initramfs!!)  # fake a new filesystem (also needed with an initramfs!!)
    # Line 180  else Line 184  else
    184   [ ! -e /sysroot/dev/console ] && mknod -m 600 /sysroot/dev/console c 5 1   [ ! -e /sysroot/dev/console ] && mknod -m 600 /sysroot/dev/console c 5 1
    185   [ ! -e /sysroot/dev/null ] && mknod -m 666 /sysroot/dev/null c 1 3   [ ! -e /sysroot/dev/null ] && mknod -m 666 /sysroot/dev/null c 1 3
    186   # only to be safe and to have a log channel   # only to be safe and to have a log channel
    187   [ ! -e /sysroot/dev/tty ] && mknod ${BINDIR}/dev/tty c 5 0   [ ! -e /sysroot/dev/tty ] && mknod /sysroot/dev/tty c 5 0
    188   # busybox needs this one   # busybox needs this one
    189   [ ! -e /sysroot/dev/tty5 ] && mknod ${BINDIR}/dev/tty5 c 4 5   [ ! -e /sysroot/dev/tty5 ] && mknod /sysroot/dev/tty5 c 4 5
    190    
    191   (cd /sysroot/mnt/cloop; cp -a etc root home var /sysroot)   (cd /sysroot/mnt/cloop; cp -a etc root home var /sysroot)
    192    
    # Line 193  fi Line 197  fi
    197    
    198  cd /  cd /
    199    
    200    # unset hotplug event-manager
    201    echo > /proc/sys/kernel/hotplug
    202    
    203  # de-silencio  # de-silencio
    204  echo 3 > /proc/sys/kernel/printk  echo 3 > /proc/sys/kernel/printk
    205    
    206  echo "-- Switching to real sysroot ..."  echo "-- Switching to real sysroot ..."
    207    umount /dev
    208  umount /sys  umount /sys
    209  umount /proc  umount /proc
    210    
    211  exec run-init /sysroot /sbin/init $@ </sysroot/dev/console >/sysroot/dev/console  exec run-init /sysroot ${INITEXEC} $@ </sysroot/dev/console >/sysroot/dev/console
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