X-Git-Url: http://git.annexia.org/?a=blobdiff_plain;f=run-supernested.sh.in;h=879886c1948ca1321da8b80cc59f18334ef16a90;hb=1940a477d823833af53eb231bd21cf4c50e13a58;hp=50cd47b885211bfb3a4fea08246d6657e2000aa1;hpb=3320a9f0fdf46bab18a8128086ed88214524c612;p=supernested.git

diff --git a/run-supernested.sh.in b/run-supernested.sh.in
index 50cd47b..879886c 100644
--- a/run-supernested.sh.in
+++ b/run-supernested.sh.in
@@ -25,9 +25,12 @@ format=qcow2
 kernel=kernel
 initrd=initrd
 append="panic=1 console=ttyS0 udevtimeout=6000 no_timer_check printk.time=1 root=/dev/sda selinux=0"
+smp=
+tcg=
 
 TEMP=`getopt \
-        --long nested \
+        -o '' \
+        --longoptions 'help,nested,smp:,tcg' \
         -n run-supernested.sh -- "$@"`
 if [ $? != 0 ]; then
     echo "$0: problem parsing the command line arguments"
@@ -35,6 +38,15 @@ if [ $? != 0 ]; then
 fi
 eval set -- "$TEMP"
 
+usage ()
+{
+    echo "$0: Run the supernested appliance."
+    echo "  $0 [--smp=N] [--tcg]"
+    echo "Options:"
+    echo "  --smp=N    Use N virtual CPUs (at all levels)."
+    echo "  --tcg      Use TCG (at all levels) instead of KVM."
+}
+
 while true ; do
     case "$1" in
         --nested)
@@ -44,14 +56,31 @@ while true ; do
             format=raw
             kernel=/kernel
             initrd=/initrd
+	    smp="$(
+                grep -Eo 'supernested.smp=[[:digit:]]+' /proc/cmdline |
+                grep -Eo '[[:digit:]]+'
+                )"
+	    tcg=
+	    if grep -q supernested.tcg=1 /proc/cmdline; then
+		tcg=1
+	    fi
             shift
             ;;
+	--smp)
+	    smp="$2"
+	    shift 2
+	    ;;
+	--tcg)
+	    tcg=1
+	    shift
+	    ;;
         --help)
-            echo "$0: read the README file for information about this script"
-            shift
+	    usage
+	    exit 0
             ;;
         --)
             shift
+	    break
             ;;
         *)
             echo "internal error ($1)"
@@ -85,10 +114,32 @@ level="$(
 if [ -z "$level" ]; then level=0; fi
 append="$append supernested.level=$((level+1))"
 
+# Append other parameters to nested command line.
+append="$append supernested.smp=$smp supernested.tcg=$tcg"
+
+extra_args=
+if [ -n "$smp" ]; then extra_args="$extra_args -smp $smp"; fi
+if [ -n "$tcg" ]; then
+    extra_args="$extra_args -machine accel=tcg"
+else
+    extra_args="$extra_args -cpu host -machine accel=kvm"
+fi
+
+echo "Running"
+echo "    qemu = $qemu"
+echo "    extra_args = $extra_args"
+echo "    memory = $memory"
+echo "    kernel = $kernel"
+echo "    initrd = $initrd"
+echo "    disk = $image"
+echo "    append = $append"
+
+# Since this could crash the machine, better to sync ...
+sync
+
 exec \
 "$qemu" \
-    -cpu host \
-    -machine accel=kvm \
+    $extra_args \
     -display none \
     -m $memory \
     -no-reboot \