source: projects/specs/trunk/m/mkinitrd/mkinitrd-6.0.93-tuxonice.patch @ 806

diff -up mkinitrd-6.0.93/mkinitrd.tuxonice mkinitrd-6.0.93/mkinitrd
--- mkinitrd-6.0.93/mkinitrd.tuxonice   2010-03-18 13:27:18.000000000 +0900
+++ mkinitrd-6.0.93/mkinitrd    2010-03-18 14:37:24.000000000 +0900
@@ -74,6 +74,8 @@ LD_SO_CONF=/etc/ld.so.conf
 LD_SO_CONF_D=/etc/ld.so.conf.d/
 
 [ -e /etc/sysconfig/mkinitrd ] && . /etc/sysconfig/mkinitrd
+[ -e /etc/sysconfig/mkinitrd-suspend2 ] && . /etc/sysconfig/mkinitrd-suspend2
+[ -e /etc/sysconfig/mkinitrd-tuxonice ] && . /etc/sysconfig/mkinitrd-tuxonice
 
 CONFMODS="$MODULES"
 MODULES=""
@@ -91,7 +93,18 @@ modulefile=/etc/modules.conf
 rc=0
 nolvm=""
 nodmraid=""
-
+tuxoniceuserui="none"
+tuxoniceversion="30001"
+tuxonicefwtarget=""
+splashtheme="suspend2"
+
+DSDT="/boot/DSDT.aml"
+SWSUSPPROC="/proc/suspend2"
+USERUIPROC="userui_program"
+FWLOCPROC="filewriter_target"
+RESUMETAR="resume2"
+FWIDENT="Suspend2"
+UIPREFIX="suspend2"
 IMAGESIZE=8000
 PRESCSIMODS=""
 fstab="/etc/fstab"
@@ -111,6 +124,9 @@ usage () {
     $cmd "       [--image-version] [--force-raid-probe | --omit-raid-modules]"
     $cmd "       [--with=<module>] [--force-lvm-probe | --omit-lvm-modules]"
     $cmd "       [--builtin=<module>] [--omit-dmraid] [--net-dev=<interface>]"
+    $cmd "       [--tuxonice-userui=<none | auto | text | fb>]"
+    $cmd "       [--tuxonice-version=<version-string>] [--splash=<theme>]"
+    $cmd "       [--dsdt-location=<location of DSDT-file>]"
     $cmd "       [--fstab=<fstab>] [--nocompress] <initrd-image> <kernel-version>"
     $cmd ""
     $cmd "       (ex: `basename $0` /boot/initrd-2.2.5-15.img 2.2.5-15)"
@@ -745,6 +761,125 @@ handlegraphics() {
     qpopd
 }
 
+IsANumber() {
+    case "$1" in *[!0-9]*|"") return 1 ;; esac
+    return 0
+}
+
+check_filewriter() {
+    # Filewriterhandling for Software Suspend 2
+    # we will check for /etc/hibernate/hibernate.conf and the filewriter
+    # settings there
+    local resume2 fwlocopt fwloc fwsize oldtarget newresume2
+
+    if [ -e $1/$RESUMETAR ]; then
+      resume2=$(cat $1/$RESUMETAR)
+      # if filewriter is already active use that information
+      if [ $(echo "$resume2"X | dd bs=5 count=1 2>/dev/null) = "file:" ]; then tuxonicefwtarget=$resume2; return; fi
+    else
+      # if resume2 does not exist the current kernel is not Suspend 2 enabled,
+      # so there is no way to determine filewriters target information anyway
+      return
+    fi
+
+    if [ ! -e $1/$2 ]; then return; fi
+    if [ -e /etc/hibernate/tuxonice.conf ]; then
+        fwlocopt=$(egrep ^FilewriterLocation /etc/hibernate/tuxonice.conf|tail -n 1)
+    elif [ -e /etc/hibernate/suspend2.conf ]; then
+        fwlocopt=$(egrep ^FilewriterLocation /etc/hibernate/suspend2.conf|tail -n 1)
+    elif [ ! -e /etc/hibernate/hibernate.conf ]; then
+         return;
+    else
+        fwlocopt=$(egrep ^FilewriterLocation /etc/hibernate/hibernate.conf|tail -n 1)
+    fi
+
+    if [ ! "$fwlocopt" ]; then return; fi
+    fwloc=$(echo $fwlocopt | awk '{ print $2 }')
+    fwsize=$(echo $fwlocopt | awk '{ print $3 }')
+
+    if [ ! -e "$fwloc" ]; then
+      if ! IsANumber "$fwsize"; then return; fi
+      {
+        echo "$FWIDENT"
+        dd if=/dev/zero bs=1M count=$fwsize 2>/dev/null
+
+      } > "$fwloc"
+    fi
+      
+    oldtarget=$(cat $1/$2)
+    sync
+    echo "$fwloc" > $1/$2
+    newresume2=$(cat $1/$RESUMETAR)
+    echo "$oldtarget" > $1/$2
+    echo "$resume2" > $1/$RESUMETAR
+    
+    if [ $(echo $newresume2 | dd bs=5 count=1 2>/dev/null) = "file:" ]; then tuxonicefwtarget=$newresume2; fi
+}
+
+inst_tuxonice() {
+    # TuxOnIce stuff
+    emit "echo Activating tux on ice"
+    userui="$tuxoniceuserui";
+    if [ "x$tuxoniceuserui" == "xauto" ]; then
+        if [ -f /sbin/${UIPREFIX}ui_fbsplash ]; then
+            userui="fb";
+        elif [ -f /sbin/${UIPREFIX}ui_text ]; then
+            userui="text";
+        else
+            userui="none";
+        fi
+    fi
+    if [ "x$userui" != "xnone" ]; then
+        if [ "x$userui" == "xfb" ]; then
+            if [ -f /sbin/${UIPREFIX}ui_fbsplash ]; then
+                inst /sbin/${UIPREFIX}ui_fbsplash "$2" /bin/${UIPREFIX}ui_fbsplash
+                if [ -e /etc/splash/${splashtheme} ]; then
+                  mkdir "$2/etc/splash"
+                  cp -prH /etc/splash/${splashtheme}/ "$2/etc/splash/"
+                fi
+                # check if splashtheme is a symlink and add one to initrd if that is the case
+                if [ -L /etc/splash/${splashtheme} ]; then
+                  dlink=` find /etc/splash/${splashtheme} -printf '%l' `
+                  dlink=$(basename $dlink)
+                  ln -sf ${splashtheme} "$2/etc/splash/$dlink"
+                fi
+                if [ -e $2/etc/splash/{$splashtheme} ]; then
+                  if [ ! -e $2/etc/splash/TuxOnIce ]; then
+                    ln -sf ${splashtheme} "$2/etc/splash/TuxOnIce"
+                  fi
+                  if [ ! -e $2/etc/splash/suspend2 ]; then
+                    ln -sf ${splashtheme} "$2/etc/splash/suspend2"
+                  fi
+                fi
+                if [ -f /sbin/splash_helper ]; then
+                  inst /sbin/splash_helper "$2" /bin/splash_helper
+                fi
+                emit "echo /bin/${UIPREFIX}ui_fbsplash > $1/$4"
+            else
+                error "WARNING: framebuffer UI for suspend not found, skipping."
+            fi
+        elif [ "x$userui" == "xtext" ]; then
+            if [ -f /sbin/${UIPREFIX}ui_text ]; then
+                inst /sbin/${UIPREFIX}ui_text "$2" /bin/${UIPREFIX}ui_text
+                emit "echo /bin/${UIPREFIX}ui_text > $1/$4"
+            else
+                error "WARNING: text UI for suspend not found, skipping."
+            fi
+        else
+            error "WARNING: unknown UI \"$userui\" specified."
+        fi
+    fi
+
+    # First try to resume with the parameter present on the kernel commandline
+    emit "echo Trying to resume from target specified as $RESUMETAR on cmdline."
+    emit "echo 1 > $1/do_resume"
+
+    # Then we will try the swapdevice/filetarget that was present while creating the initrd
+    emit "echo Trying to resume from $3."
+    emit "echo $3 > $1/$RESUMETAR"
+    emit "echo 1 > $1/do_resume"
+}
+
 savedargs=$*
 while [ $# -gt 0 ]; do
     case $1 in
@@ -945,6 +1080,54 @@ while [ $# -gt 0 ]; do
                 shift
             fi
            ;;
+       --splash*)
+           if echo $1 | grep -q '=' ; then
+               splashtheme=`echo $1 | sed 's/^--splash=//'`
+           else
+               splashtheme=$2
+               shift
+           fi
+           ;;
+       --tuxonice-userui*)
+           if echo $1 | grep -q '=' ; then
+               tuxoniceuserui=`echo $1 | sed 's/^--tuxonice-userui=//'`
+           else
+               tuxoniceuserui=$2
+               shift
+           fi
+           ;;
+       --tuxonice-version*)
+           if echo $1 | grep -q '=' ; then
+               tuxoniceversion=`echo $1 | sed 's/^--tuxonice-version=//'`
+           else
+               tuxoniceversion=$2
+               shift
+           fi
+           ;;
+       --suspend2-userui*)
+           if echo $1 | grep -q '=' ; then
+               tuxoniceuserui=`echo $1 | sed 's/^--suspend2-userui=//'`
+           else
+               tuxoniceuserui=$2
+               shift
+           fi
+           ;;
+       --suspend2-version*)
+           if echo $1 | grep -q '=' ; then
+               tuxoniceversion=`echo $1 | sed 's/^--suspend2-version=//'`
+           else
+               tuxoniceversion=$2
+               shift
+           fi
+           ;;
+       --dsdt-location*)
+           if echo $1 | grep -q '=' ; then
+               DSDT=`echo $1 | sed 's/^--dsdt-location=//'`
+           else
+               DSDT=$2
+               shift
+           fi
+           ;;
         --help)
             usage -n
             ;;
@@ -962,6 +1145,22 @@ while [ $# -gt 0 ]; do
     shift
 done
 
+if [ "$tuxoniceversion" -lt "20108" ]; then
+    SWSUSPPROC="/proc/software_suspend"
+elif [ "$tuxoniceversion" -ge "20208" ]; then
+    SWSUSPPROC="/sys/power/suspend2"
+    USERUIPROC="user_interface/program"
+    FWLOCPROC="filewriter/target"
+fi
+if [ "$tuxoniceversion" -ge "20211" ]; then
+    RESUMETAR="resume"
+fi
+if [ "$tuxoniceversion" -ge "20212" ]; then
+    SWSUSPPROC="/sys/power/tuxonice"
+    FWIDENT="TuxOnIce"
+    UIPREFIX="tuxonice"
+fi
+
 if [ -z "$target" -o -z "$kernel" ]; then
     usage
 fi
@@ -1186,6 +1385,7 @@ fi
 mkdir -p $MNTIMAGE
 mkdir -p $MNTIMAGE/lib/firmware
 mkdir -p $MNTIMAGE/lib/modules/$kernel
+mkdir -p $MNTIMAGE/lib/splash
 mkdir -p $MNTIMAGE/bin
 mkdir -p $MNTIMAGE/etc
 mkdir -p $MNTIMAGE/dev
@@ -1220,6 +1420,10 @@ excludemods() {
     echo $output
 }
 
+if [ -e "$DSDT" ]; then
+    inst "$DSDT" "$MNTIMAGE/DSDT.aml"
+fi
+
 if [ -n "$excludemodules" ]; then
     MODULES=$(excludemods $MODULES)
     availmodules=$(excludemods $availmodules)
@@ -1253,6 +1457,7 @@ done
 mknod $MNTIMAGE/dev/tty c 5 0
 mknod $MNTIMAGE/dev/console c 5 1
 mknod $MNTIMAGE/dev/ptmx c 5 2
+mknod $MNTIMAGE/dev/fb0 c 29 0
 
 if [ -n "$raiddevices" ]; then
     inst /sbin/mdadm "$MNTIMAGE"
@@ -1496,6 +1701,7 @@ mknod /dev/console c 5 1
 mknod /dev/ptmx c 5 2
 mknod /dev/fb c 29 0
 mknod /dev/hvc0 c 229 0
+mknod /dev/fb0 c 29 0
 EOF
 
 # XXX really we need to openvt too, in case someting changes the
@@ -1628,8 +1834,21 @@ for cryptdev in ${!cryptolv@} ; do
     emitcrypto `eval echo '$'$cryptdev`
 done
 
-if [ -z "$noresume" -a -n "$thawdev" ]; then
-    emit "resume $thawdev"
+if [ -z "$noresume" ]; then
+    if [ -n "$thawdev" ]; then
+        emit "resume $thawdev"
+    fi
+    check_filewriter $SWSUSPPROC $FWLOCPROC
+    swsuspdev="$thawdev"
+    if [ -n "$tuxonicefwtarget" ]; then
+        inst_tuxonice $SWSUSPPROC $MNTIMAGE $tuxonicefwtarget $USERUIPROC
+    elif [ -n "$swsuspdev" ]; then
+        if [[ "$swsuspdev" =~ ^(UUID=|LABEL=) ]]; then
+            swsuspdev=$(resolve_device_name "$swsuspdev")
+        fi
+
+        inst_tuxonice $SWSUSPPROC $MNTIMAGE swap:$swsuspdev $USERUIPROC
+    fi
 fi
 
 if [ -n "$loopfs" ]; then