Enabled busybox udev service (see #99 too). Integrated for genereal use

if present in InitRamFS...


git-svn-id: http://svn.openslx.org/svn/openslx/trunk@551 95ad53e4-c205-0410-b2fa-d234c58c8868

3 files changed, 43 insertions, 5 deletions

diff --git a/initramfs/initrd-stuff/bin/hwautocfg b/initramfs/initrd-stuff/bin/hwautocfg
index 9bdb4bc6..de275307 100755
--- a/initramfs/initrd-stuff/bin/hwautocfg
+++ b/initramfs/initrd-stuff/bin/hwautocfg
@@ -3,7 +3,7 @@
 # universal (distro independent) hardware autoconfiguration script for 
 # OpenSLX linux diskless clients, using hwconfig from knoppix as base tool 
 #
-# Dirk von Suchodoletz <dvs@OpenSLX.com>, 14-12-2006
+# Dirk von Suchodoletz <dvs@OpenSLX.com>, 16-12-2006
 #
 # (c) 2003 - 2006 - RZ Universitaet Freiburg
 # (c) 2006 - OpenSLX.org Project
@@ -301,6 +301,7 @@ for DRIVER in ohci-hcd uhci-hcd ehci-hcd ohci1394; do
     modprobe ${MODPRV} ${DRIVER}
     DRIVERLIST="${DRIVERLIST} ${DRIVER}"; }
 done
+[ -x /bin/mdev ] && mdev -s &
 # load usbhid (for USB keyboard/mouse) or remove usbcore module if USB 
 # is not present
 if [ -n "$USB" ] ; then
@@ -343,7 +344,9 @@ modprobe ${MODPRV} snd-mixer-oss
 # rerun the knoppix hardware autodetection tool for USB and ide devices
 # like dvd or harddisk - wait a few seconds so hopefully the ide driver
 # is initialized 
-test -f /proc/bus/usb/devices || mount -n -t usbfs usbfs /proc/bus/usb
+[ -x /bin/mdev ] && mdev -s &
+test -f /proc/bus/usb/devices || \
+  mount -n -t usbfs usbfs /proc/bus/usb 2>/dev/null
 [ -n "$IDE" ] && modprobe -q ide_generic 2>/dev/null 
 usleep 10 && hwsetup -v > /tmp/hwsetup.info
 # remaining drivers listed in /tmp/hwsetup.info
@@ -385,6 +388,7 @@ if strinfile "SCSI" /tmp/hwsetup.info ; then
     echo -e 'KERNEL=="sg*",\t\tNAME="%k", GROUP="disk", MODE="666"' \
            >> /tmp/scanner-udev
 fi
+[ -x /bin/mdev ] && mdev -s &
 # fixme - psmouse entladen, falls nicht vorhanden
 
 # configure some variables from configuration file - wait for dhcp or ldap
@@ -467,6 +471,13 @@ if strinstr "/var/X11R6" "$link" ; then
     [ -e "/mnt/$i" ] && { ln -sf $i /mnt/var/X11R6/bin/X; break; }
   done
 fi
+# if any new device appeared up to now
+if [ -x /bin/mdev ] ; then
+  mdev -s &
+  testmkd /dev/input 
+  mknod /dev/input/mice c 13 63 2>/dev/null
+fi
+
 # wait for completion of Xorg configuration
 waitfor /tmp/xready 20000
 cp /etc/xorg.conf ${D_XF86CONFFILE}
@@ -474,6 +485,7 @@ cp /etc/xorg.conf ${D_XF86CONFFILE}
 # do not finish until tmp is setup properly
 [ -n "$part44" ] && waitfor /tmp/tmpready 20000
 
+
 # script run timer
 [ $DEBUGLEVEL -eq 8 ] && echo "** HW setup finished at $(sysup)"
 
diff --git a/initramfs/initrd-stuff/etc/functions b/initramfs/initrd-stuff/etc/functions
index b27dfc66..aa0a8225 100644
--- a/initramfs/initrd-stuff/etc/functions
+++ b/initramfs/initrd-stuff/etc/functions
@@ -32,6 +32,7 @@ udev_hotplug () {
 :
 }
 
+
 #############################################################################
 # generate events with the sysfs trigger
 trigger_device_events () {
@@ -61,6 +62,29 @@ trigger_device_events () {
 }
 
 #############################################################################
+# mini udev of busybox or distro specific udev_hotplug
+runudev () {
+if [ -x /bin/mdev ] ; then
+  # simple shell daemon which runs for 100 seconds and stops if hwautocfg is
+  # completed
+  #miniudev () {
+  #  local maxwait=100
+  #  local count=0
+  #  while [ ! -e /tmp/hwcfg ] ; do
+      mdev -s
+  #    sleep 1
+  #    count=`expr $count + 1`
+  #    [ $count -gt $maxwait ] && return 0
+  #  done
+  #}
+  #miniudev &
+else
+  udev_hotplug
+fi
+echo "Started udev"
+}
+
+#############################################################################
 # produce error message and if $2 is empty run (debug) shell
 error () {
 local e_msg="$1"
diff --git a/initramfs/initrd-stuff/init b/initramfs/initrd-stuff/init
index fec140c7..f29f10ba 100755
--- a/initramfs/initrd-stuff/init
+++ b/initramfs/initrd-stuff/init
@@ -65,8 +65,8 @@ NFSRO="nfs"
 preinit
 [ -x /bin/preinit.local ] && /bin/preinit.local
 
-# start device auto discovery service - distro specific function
-udev_hotplug
+# start device auto discovery service - busybox or distro specific function
+runudev
 
 # switch off the several configuration methods, will be switched on
 # according to kernel commandline settings
@@ -301,6 +301,7 @@ fi
 if [ -n "${nbdmod}" ] ; then
   # load block device driver if needed
   modprobe ${MODPRV} ${nbdmod} || error "$init_errnbd"
+  [ -x /bin/mdev ] && mdev -s
   [ -z "$nbdrfst" ] && nbdrfst=ext2
   nbdhost=$(checkip $nbdhost)
   echo "Diskless client using ${nbdmod} on $nbdhost:$nbdport with $nbdrfst"
@@ -311,7 +312,7 @@ if [ -n "${nbdmod}" ] ; then
     # network block device present in standard kernel
     nbd)
       RDEV=/dev/nbd0
-      waitfor "${RDEV}" 30000 || error "$init_nbddev"
+      waitfor "${RDEV}" 20000 || error "$init_nbddev"
       while ! nbd-client $nbdhost $nbdport ${RDEV} ; do
         usleep 10
       done
@@ -342,6 +343,7 @@ if [ -n "${nbdmod}" ] ; then
     modprobe ${MODPRV} cowloop || {
       error "$init_loadcow" nonfatal
       COWLOOP=""; }
+    [ -x /bin/mdev ] && mdev -s
   fi
   if [ -n "${COWLOOP}" ] ; then
     if [ -n "${UNIONFS}" ] ; then