Index: vmrun.sh
===================================================================
--- vmrun.sh	(revision 262341)
+++ vmrun.sh	(working copy)
@@ -39,7 +39,7 @@
 DEFAULT_ISOFILE="./release.iso"
 
 usage() {
-	echo "Usage: vmrun.sh [-hai][-g <gdbport>][-m <memsize>][-d <disk file>][-e <name=value>][-I <location of installation iso>][-t <tapdev>] <vmname>"
+	echo "Usage: vmrun.sh [-hai][-g <gdbport>][-m <memsize>][-d <disk file>][-e <name=value>][-I <location of installation iso>][-t <tapdev>][-H <directory>] <vmname>"
 	echo "       -h: display this help message"
 	echo "       -a: force memory mapped local apic access"
 	echo "       -c: number of virtual cpus (default is ${DEFAULT_CPUS})"
@@ -46,6 +46,7 @@
 	echo "       -d: virtio diskdev file (default is ${DEFAULT_VIRTIO_DISK})"
 	echo "       -e: set FreeBSD loader environment variable"
 	echo "       -g: listen for connection from kgdb at <gdbport>"
+	echo "       -H: host filesystem to export to the loader"
 	echo "       -i: force boot of the Installation CDROM image"
 	echo "       -I: Installation CDROM image location (default is ${DEFAULT_ISOFILE})"
 	echo "       -m: memory size (default is ${DEFAULT_MEMSIZE})"
@@ -74,9 +75,9 @@
 tapdev=${DEFAULT_TAPDEV}
 apic_opt=""
 gdbport=0
-env_opt=""
+loader_opt=""
 
-while getopts haic:e:g:I:m:d:t: c ; do
+while getopts haic:e:g:H:I:m:d:t: c ; do
 	case $c in
 	h)
 		usage
@@ -88,10 +89,13 @@
 		virtio_diskdev=${OPTARG}
 		;;
 	e)
-		env_opt="${env_opt} -e ${OPTARG}"
+		loader_opt="${loader_opt} -e ${OPTARG}"
 		;;
 	g)	gdbport=${OPTARG}
 		;;
+	H)
+		host_base=`realpath ${OPTARG}`
+		;;
 	i)
 		force_install=1
 		;;
@@ -120,6 +124,9 @@
 fi
 
 vmname="$1"
+if [ -n "${host_base}" ]; then
+	loader_opt="${loader_opt} -h ${host_base}"
+fi
 
 # Create the virtio diskdev file if needed
 if [ ! -f ${virtio_diskdev} ]; then
@@ -168,7 +175,7 @@
 		installer_opt=""
 	fi
 
-	${LOADER} -m ${memsize} -d ${BOOTDISK} ${env_opt} ${vmname}
+	${LOADER} -m ${memsize} -d ${BOOTDISK} ${loader_opt} ${vmname}
 	if [ $? -ne 0 ]; then
 		break
 	fi