runqemu-internal 15 KB

123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359360361362363364365366367368369370371372373374375376377378379380381382383384385386387388389390391392393394395396397398399400401402403404405406407408409410411412413414415416417418419420421422423424425426427428429430431432433434435436437438439440441442443444445446447448449450451452453454455456457458459460461462463464465466467468469470471472473474475476477478479480481482483484485486487488489
  1. #!/bin/bash -x
  2. # Handle running OE images under qemu
  3. #
  4. # Copyright (C) 2006-2011 Linux Foundation
  5. #
  6. # This program is free software; you can redistribute it and/or modify
  7. # it under the terms of the GNU General Public License version 2 as
  8. # published by the Free Software Foundation.
  9. #
  10. # This program is distributed in the hope that it will be useful,
  11. # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12. # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13. # GNU General Public License for more details.
  14. #
  15. # You should have received a copy of the GNU General Public License along
  16. # with this program; if not, write to the Free Software Foundation, Inc.,
  17. # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18. # Call setting:
  19. # QEMU_MEMORY (optional) - set the amount of memory in the emualted system.
  20. # SERIAL_LOGFILE (optional) - log the serial port output to a file
  21. # CROSSPATH - the path to any cross toolchain to use with distcc
  22. #
  23. # Image options:
  24. # MACHINE - the machine to run
  25. # FSTYPE - the image type to run
  26. # KERNEL - the kernel image file to use
  27. # ROOTFS - the disk image file to use
  28. #
  29. mem_size=-1
  30. #Get rid of <> and get the contents of extra qemu running params
  31. SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/<//' -e 's/>//'`
  32. #if user set qemu memory, eg: -m 256 in qemu extra params, we need to do some
  33. # validation check
  34. mem_set=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-m[[:space:]] *[0-9]*\)'`
  35. if [ ! -z "$mem_set" ] ; then
  36. #Get memory setting size from user input
  37. mem_size=`echo $mem_set | sed 's/-m[[:space:]] *//'`
  38. else
  39. case "$MACHINE" in
  40. "qemux86")
  41. mem_size=128
  42. ;;
  43. "qemux86-64")
  44. mem_size=128
  45. ;;
  46. "qemuarm")
  47. mem_size=128
  48. ;;
  49. "qemumips")
  50. mem_size=128
  51. ;;
  52. "qemuppc")
  53. mem_size=128
  54. ;;
  55. *)
  56. mem_size=64
  57. ;;
  58. esac
  59. fi
  60. # QEMU_MEMORY has 'M' appended to mem_size
  61. QEMU_MEMORY="$mem_size"M
  62. # Bug 433: qemuarm cannot use > 128 MB RAM
  63. if [ "$MACHINE" = "qemuarm" ]; then
  64. if [[ -z "$mem_size" || $mem_size -gt 128 ]]; then
  65. echo "WARNING: qemuarm does not support > 128M of RAM."
  66. echo "Changing QEMU_MEMORY to default of 128M."
  67. QEMU_MEMORY="128M"
  68. SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e "s/$mem_set/-m 128/" `
  69. fi
  70. fi
  71. # We need to specify -m <mem_size> to overcome a bug in qemu 0.14.0
  72. # https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/584480
  73. if [ -z "$mem_set" ] ; then
  74. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -m $mem_size"
  75. fi
  76. # This file is created when runqemu-gen-tapdevs creates a bank of tap
  77. # devices, indicating that the user should not bring up new ones using
  78. # sudo.
  79. NOSUDO_FLAG="/etc/runqemu-nosudo"
  80. QEMUIFUP=`which runqemu-ifup 2> /dev/null`
  81. QEMUIFDOWN=`which runqemu-ifdown 2> /dev/null`
  82. if [ -z "$QEMUIFUP" -o ! -x "$QEMUIFUP" ]; then
  83. echo "runqemu-ifup cannot be found or executed"
  84. exit 1
  85. fi
  86. if [ -z "$QEMUIFDOWN" -o ! -x "$QEMUIFDOWN" ]; then
  87. echo "runqemu-ifdown cannot be found or executed"
  88. exit 1
  89. fi
  90. NFSRUNNING="false"
  91. acquire_lock() {
  92. lockfile=$1
  93. if [ -z "$lockfile" ]; then
  94. echo "Error: missing lockfile arg passed to acquire_lock()"
  95. return 1
  96. fi
  97. if [ -e "$lockfile.lock" ]; then
  98. # Check that the lockfile is not stale
  99. ps=`ps -ewwo pid | grep $(cat $lockfile.lock)`
  100. if [ -z "$ps" ]; then
  101. echo "WARNING: Stale lock file detected, deleting $lockfile.lock."
  102. rm -f $lockfile.lock
  103. echo $$ > $lockfile.lock
  104. else
  105. return 1
  106. fi
  107. else
  108. echo $$ > $lockfile.lock
  109. fi
  110. return 0
  111. }
  112. release_lock() {
  113. lockfile=$1
  114. if [ -z "$lockfile" ]; then
  115. echo "Error: missing lockfile arg passed to release_lock()"
  116. return 1
  117. fi
  118. rm -f $lockfile.lock
  119. }
  120. LOCKDIR="/tmp/qemu-tap-locks"
  121. if [ ! -d "$LOCKDIR" ]; then
  122. mkdir $LOCKDIR
  123. chmod 777 $LOCKDIR
  124. fi
  125. IFCONFIG=`which ifconfig 2> /dev/null`
  126. if [ -z "$IFCONFIG" ]; then
  127. IFCONFIG=/sbin/ifconfig
  128. fi
  129. if [ ! -x "$IFCONFIG" ]; then
  130. echo "$IFCONFIG cannot be executed"
  131. exit 1
  132. fi
  133. POSSIBLE=`$IFCONFIG -a | grep '^tap' | awk '{print $1}'`
  134. TAP=""
  135. LOCKFILE=""
  136. for tap in $POSSIBLE; do
  137. LOCKFILE="$LOCKDIR/$tap"
  138. echo "Acquiring lockfile for $tap..."
  139. acquire_lock $LOCKFILE
  140. if [ $? -eq 0 ]; then
  141. TAP=$tap
  142. break
  143. fi
  144. done
  145. if [ "$TAP" = "" ]; then
  146. if [ -e "$NOSUDO_FLAG" ]; then
  147. echo "Error: There are no available tap devices to use for networking,"
  148. echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating"
  149. echo "a new one with sudo."
  150. exit 1
  151. fi
  152. GROUPID=`id -g`
  153. echo "Setting up tap interface under sudo"
  154. # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
  155. # but inactive. This looks scary but is harmless
  156. tap=`sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null`
  157. if [ $? -ne 0 ]; then
  158. # Re-run standalone to see verbose errors
  159. sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT
  160. return
  161. fi
  162. LOCKFILE="$LOCKDIR/$tap"
  163. echo "Acquiring lockfile for $tap..."
  164. acquire_lock $LOCKFILE
  165. if [ $? -eq 0 ]; then
  166. TAP=$tap
  167. fi
  168. else
  169. echo "Using preconfigured tap device '$TAP'"
  170. fi
  171. cleanup() {
  172. if [ ! -e "$NOSUDO_FLAG" ]; then
  173. # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
  174. # but inactive. This looks scary but is harmless
  175. sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null
  176. fi
  177. echo "Releasing lockfile of preconfigured tap device '$TAP'"
  178. release_lock $LOCKFILE
  179. if [ "$NFSRUNNING" = "true" ]; then
  180. echo "Shutting down the userspace NFS server..."
  181. echo "runqemu-export-rootfs stop $ROOTFS"
  182. runqemu-export-rootfs stop $ROOTFS
  183. fi
  184. # If QEMU crashes or somehow tty properties are not restored
  185. # after qemu exits, we need to run stty sane
  186. stty sane
  187. }
  188. n1=$[ (`echo $TAP | sed 's/tap//'` * 2) + 1 ]
  189. n2=$[ (`echo $TAP | sed 's/tap//'` * 2) + 2 ]
  190. KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0"
  191. QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no"
  192. QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD"
  193. KERNCMDLINE="mem=$QEMU_MEMORY"
  194. QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
  195. NFS_INSTANCE=`echo $TAP | sed 's/tap//'`
  196. export NFS_INSTANCE
  197. SERIALOPTS=""
  198. if [ "x$SERIAL_LOGFILE" != "x" ]; then
  199. SERIALOPTS="-serial file:$SERIAL_LOGFILE"
  200. fi
  201. case "$MACHINE" in
  202. "qemuarm") ;;
  203. "qemumips") ;;
  204. "qemuppc") ;;
  205. "qemuarmv6") ;;
  206. "qemuarmv7") ;;
  207. "qemux86") ;;
  208. "qemux86-64") ;;
  209. "akita") ;;
  210. "spitz") ;;
  211. *)
  212. echo "Error: Unsupported machine type $MACHINE"
  213. return
  214. ;;
  215. esac
  216. if [ ! -f "$KERNEL" ]; then
  217. echo "Error: Kernel image file $KERNEL doesn't exist"
  218. cleanup
  219. return
  220. fi
  221. if [ "$FSTYPE" != "nfs" -a ! -f "$ROOTFS" ]; then
  222. echo "Error: Image file $ROOTFS doesn't exist"
  223. cleanup
  224. return
  225. fi
  226. if [ "$FSTYPE" = "nfs" ]; then
  227. NFS_SERVER="192.168.7.1"
  228. NFS_DIR=`echo $ROOTFS | sed 's/^[^:]*:\(.*\)/\1/'`
  229. MOUNTD_RPCPORT=$[ 21111 + $NFS_INSTANCE ]
  230. NFSD_RPCPORT=$[ 11111 + $NFS_INSTANCE ]
  231. NFSD_PORT=$[ 3049 + $NFS_INSTANCE ]
  232. MOUNTD_PORT=$[ 3048 + $NFS_INSTANCE ]
  233. UNFS_OPTS="nfsvers=2,mountprog=$MOUNTD_RPCPORT,nfsprog=$NFSD_RPCPORT,udp,port=$NFSD_PORT,mountport=$MOUNTD_PORT"
  234. PSEUDO_LOCALSTATEDIR=~/.runqemu-sdk/pseudo
  235. export PSEUDO_LOCALSTATEDIR
  236. # Start the userspace NFS server
  237. echo "runqemu-export-rootfs restart $ROOTFS"
  238. runqemu-export-rootfs restart $ROOTFS
  239. if [ $? != 0 ]; then
  240. cleanup
  241. return
  242. fi
  243. NFSRUNNING="true"
  244. fi
  245. if [ "$NFS_SERVER" = "" ]; then
  246. NFS_SERVER="192.168.7.1"
  247. NFS_DIR=$ROOTFS
  248. fi
  249. if [ "$MACHINE" = "qemuarm" -o "$MACHINE" = "qemuarmv6" -o "$MACHINE" = "qemuarmv7" ]; then
  250. QEMU=qemu-system-arm
  251. MACHINE_SUBTYPE=versatilepb
  252. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  253. # QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -force-pointer"
  254. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  255. KERNCMDLINE="root=/dev/sda rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off"
  256. QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
  257. fi
  258. if [ "$FSTYPE" = "nfs" ]; then
  259. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  260. echo "Error: NFS mount point $ROOTFS doesn't exist"
  261. cleanup
  262. return
  263. fi
  264. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  265. QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb --no-reboot $QEMU_UI_OPTIONS"
  266. fi
  267. if [ "$MACHINE" = "qemuarmv6" ]; then
  268. QEMUOPTIONS="$QEMUOPTIONS -cpu arm1136"
  269. fi
  270. if [ "$MACHINE" = "qemuarmv7" ]; then
  271. QEMUOPTIONS="$QEMUOPTIONS -cpu cortex-a8"
  272. fi
  273. fi
  274. if [ "$MACHINE" = "qemux86" ]; then
  275. QEMU=qemu
  276. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware -enable-gl"
  277. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  278. KERNCMDLINE="vga=0 root=/dev/hda rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
  279. QEMUOPTIONS="$QEMU_NETWORK_CMD -hda $ROOTFS $QEMU_UI_OPTIONS"
  280. fi
  281. if [ "$FSTYPE" = "nfs" ]; then
  282. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  283. echo "Error: NFS mount point $ROOTFS doesn't exist."
  284. cleanup
  285. return
  286. fi
  287. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  288. QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
  289. fi
  290. # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
  291. # qemux86 and qemux86-64. We can use timer interrupt mode for now.
  292. KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
  293. fi
  294. if [ "$MACHINE" = "qemux86-64" ]; then
  295. QEMU=qemu-system-x86_64
  296. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware -enable-gl"
  297. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  298. KERNCMDLINE="vga=0 root=/dev/hda rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
  299. QEMUOPTIONS="$QEMU_NETWORK_CMD -hda $ROOTFS $QEMU_UI_OPTIONS"
  300. fi
  301. if [ "$FSTYPE" = "nfs" ]; then
  302. if [ "x$ROOTFS" = "x" ]; then
  303. ROOTFS=/srv/nfs/qemux86-64
  304. fi
  305. if [ ! -d "$ROOTFS" ]; then
  306. echo "Error: NFS mount point $ROOTFS doesn't exist."
  307. cleanup
  308. return
  309. fi
  310. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  311. QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
  312. fi
  313. # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
  314. # qemux86 and qemux86-64. We can use timer interrupt mode for now.
  315. KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
  316. fi
  317. if [ "$MACHINE" = "spitz" ]; then
  318. QEMU=qemu-system-arm
  319. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  320. echo $ROOTFS
  321. ROOTFS=`readlink -f $ROOTFS`
  322. echo $ROOTFS
  323. if [ ! -e "$ROOTFS.qemudisk" ]; then
  324. echo "Adding a partition table to the ext3 image for use by QEMU, please wait..."
  325. runqemu-addptable2image $ROOTFS $ROOTFS.qemudisk
  326. fi
  327. QEMUOPTIONS="$QEMU_NETWORK_CMD -M spitz -hda $ROOTFS.qemudisk -portrait"
  328. fi
  329. fi
  330. if [ "$MACHINE" = "qemumips" ]; then
  331. QEMU=qemu-system-mips
  332. MACHINE_SUBTYPE=malta
  333. QEMU_UI_OPTIONS="-vga cirrus $QEMU_UI_OPTIONS"
  334. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  335. #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  336. KERNCMDLINE="root=/dev/hda rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  337. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
  338. fi
  339. if [ "$FSTYPE" = "nfs" ]; then
  340. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  341. echo "Error: NFS mount point $ROOTFS doesn't exist"
  342. cleanup
  343. return
  344. fi
  345. KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  346. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
  347. fi
  348. fi
  349. if [ "$MACHINE" = "qemuppc" ]; then
  350. QEMU=qemu-system-ppc
  351. MACHINE_SUBTYPE=prep
  352. CPU_SUBTYPE=603e
  353. BIOS=powerpc_rom.bin
  354. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -nographic"
  355. if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
  356. KERNCMDLINE="root=/dev/hda rw console=ttyS0 3 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  357. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -bios $BIOS -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
  358. fi
  359. if [ "$FSTYPE" = "nfs" ]; then
  360. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  361. echo "Error: NFS mount point $ROOTFS doesn't exist"
  362. cleanup
  363. return
  364. fi
  365. KERNCMDLINE="root=/dev/nfs console=ttyS0 3 nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  366. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -bios $BIOS -no-reboot $QEMU_UI_OPTIONS"
  367. fi
  368. fi
  369. if [ "$MACHINE" = "akita" ]; then
  370. QEMU=qemu-system-arm
  371. if [ "$FSTYPE" = "jffs2" ]; then
  372. ROOTFS=`readlink -f $ROOTFS`
  373. if [ ! -e "$ROOTFS.qemuflash" ]; then
  374. echo "Converting raw image into flash image format for use by QEMU, please wait..."
  375. raw2flash.akita < $ROOTFS > $ROOTFS.qemuflash
  376. fi
  377. QEMUOPTIONS="$QEMU_NETWORK_CMD -M akita -mtdblock $ROOTFS.qemuflash -portrait"
  378. fi
  379. fi
  380. if [ "x$QEMUOPTIONS" = "x" ]; then
  381. echo "Error: Unable to support this combination of options"
  382. cleanup
  383. return
  384. fi
  385. PATH=$CROSSPATH:$OECORE_NATIVE_SYSROOT/usr/bin:$PATH
  386. QEMUBIN=`which $QEMU 2> /dev/null`
  387. if [ ! -x "$QEMUBIN" ]; then
  388. echo "Error: No QEMU binary '$QEMU' could be found."
  389. cleanup
  390. return
  391. fi
  392. function _quit() {
  393. if [ -n "$PIDFILE" ]; then
  394. #echo kill `cat $PIDFILE`
  395. kill `cat $PIDFILE`
  396. fi
  397. cleanup
  398. return
  399. }
  400. DISTCCD=`which distccd 2> /dev/null`
  401. PIDFILE=""
  402. trap _quit INT TERM QUIT
  403. if [ -x "$DISTCCD" ]; then
  404. echo "Starting distccd..."
  405. PIDFILE=`mktemp`
  406. $DISTCCD --allow 192.168.7.2 --daemon --pid-file $PIDFILE &
  407. else
  408. echo "WARNING: distccd not present, no distcc support loaded."
  409. fi
  410. # qemu got segfault if linked with nVidia's libgl
  411. GL_LD_PRELOAD=$LD_PRELOAD
  412. if ldd $QEMUBIN | grep -i nvidia &> /dev/null
  413. then
  414. cat << EOM
  415. WARNING: nVidia proprietary OpenGL libraries detected.
  416. nVidia's OpenGL libraries are known to have compatibility issues with qemu,
  417. resulting in a segfault. Please uninstall these drivers or ensure the mesa libGL
  418. libraries precede nvidia's via LD_PRELOAD(Already do it on Ubuntu).
  419. EOM
  420. # Automatically use Ubuntu system's mesa libGL, other distro can add its own path
  421. if grep -i ubuntu /etc/lsb-release &> /dev/null
  422. then
  423. echo "Skip nVidia's libGL on Ubuntu!"
  424. GL_LD_PRELOAD="/usr/lib/libGL.so $LD_PRELOAD"
  425. fi
  426. fi
  427. echo "Running $QEMU..."
  428. # -no-reboot is a mandatory option - see bug #100
  429. echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"'
  430. LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append "$KERNCMDLINE $SCRIPT_KERNEL_OPT"
  431. cleanup
  432. trap - INT TERM QUIT
  433. return