+#!/bin/bash
+# By Chih-Wei Huang <cwhuang@linux.org.tw>
+# License: GNU Generic Public License v2
+
+continue_or_stop()
+{
+ echo "Please Enter to continue or Ctrl-C to stop."
+ read
+}
+
+QEMU_ARCH=`uname -m`
+QEMU=qemu-system-${QEMU_ARCH}
+
+which $QEMU > /dev/null 2>&1 || QEMU=qemu-system-i386
+if ! which $QEMU > /dev/null 2>&1; then
+ echo -e "Please install $QEMU to run the program.\n"
+ exit 1
+fi
+
+cd ${OUT:-ANDROID_ROOT}
+
+[ -e system.img ] && SYSTEMIMG=system.img || SYSTEMIMG=system.sfs
+
+if [ -d data ]; then
+ if [ `id -u` -eq 0 ]; then
+ DATA="-virtfs local,id=data,path=data,security_model=passthrough,mount_tag=data"
+ DATADEV='DATA=9p'
+ else
+ echo -e "\n$(realpath data) subfolder exists.\nIf you want to save data to it, run $0 as root:\n\n$ sudo $0\n"
+ continue_or_stop
+ fi
+elif [ -e data.img ]; then
+ if [ -w data.img ]; then
+ DATA="-drive index=2,if=virtio,id=data,file=data.img"
+ DATADEV='DATA=vdc'
+ else
+ echo -e "\n$(realpath data.img) exists but is not writable.\nPlease grant the write permission if you want to save data to it.\n"
+ continue_or_stop
+ fi
+fi
+
+$QEMU -enable-kvm -vga std -sdl \
+ -kernel kernel \
+ -append "CMDLINE console=ttyS0 RAMDISK=vdb $DATADEV" \
+ -initrd initrd.img \
+ -m 2048 -smp 2 -cpu host \
+ -soundhw ac97 \
+ -net nic,model=e1000 -net user \
+ -serial mon:stdio \
+ -boot menu=on \
+ -drive index=0,if=virtio,id=system,file=$SYSTEMIMG,format=raw,readonly \
+ -drive index=1,if=virtio,id=ramdisk,file=ramdisk.img,format=raw,readonly \
+ $DATA $@