runqemu-internal 26 KB

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  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. #
  22. # Image options:
  23. # MACHINE - the machine to run
  24. # FSTYPE - the image type to run
  25. # KERNEL - the kernel image file to use
  26. # ROOTFS - the disk image file to use
  27. #
  28. mem_size=-1
  29. #Get rid of <> and get the contents of extra qemu running params
  30. SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/<//' -e 's/>//'`
  31. #if user set qemu memory, eg: -m 256 in qemu extra params, we need to do some
  32. # validation check
  33. mem_set=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-m[[:space:]] *[0-9]*\)'`
  34. if [ ! -z "$mem_set" ] ; then
  35. #Get memory setting size from user input
  36. mem_size=`echo $mem_set | sed 's/-m[[:space:]] *//'`
  37. else
  38. case "$MACHINE" in
  39. "qemux86")
  40. mem_size=256
  41. ;;
  42. "qemux86-64")
  43. mem_size=256
  44. ;;
  45. "qemuarm")
  46. mem_size=128
  47. ;;
  48. "qemuarm64")
  49. mem_size=512
  50. ;;
  51. "qemumicroblaze")
  52. mem_size=256
  53. ;;
  54. "qemumips"|"qemumips64")
  55. mem_size=256
  56. ;;
  57. "qemuppc")
  58. mem_size=256
  59. ;;
  60. "qemush4")
  61. mem_size=1024
  62. ;;
  63. "qemuzynq")
  64. mem_size=1024
  65. ;;
  66. *)
  67. mem_size=64
  68. ;;
  69. esac
  70. fi
  71. # QEMU_MEMORY has 'M' appended to mem_size
  72. QEMU_MEMORY="$mem_size"M
  73. # Bug 433: qemuarm cannot use > 256 MB RAM
  74. if [ "$MACHINE" = "qemuarm" ]; then
  75. if [ -z "$mem_size" -o $mem_size -gt 256 ]; then
  76. echo "WARNING: qemuarm does not support > 256M of RAM."
  77. echo "Changing QEMU_MEMORY to default of 256M."
  78. QEMU_MEMORY="256M"
  79. mem_size="256"
  80. SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e "s/$mem_set/-m 256/" `
  81. fi
  82. fi
  83. # We need to specify -m <mem_size> to overcome a bug in qemu 0.14.0
  84. # https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/584480
  85. if [ -z "$mem_set" ] ; then
  86. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -m $mem_size"
  87. fi
  88. # This file is created when runqemu-gen-tapdevs creates a bank of tap
  89. # devices, indicating that the user should not bring up new ones using
  90. # sudo.
  91. NOSUDO_FLAG="/etc/runqemu-nosudo"
  92. QEMUIFUP=`which runqemu-ifup 2> /dev/null`
  93. QEMUIFDOWN=`which runqemu-ifdown 2> /dev/null`
  94. if [ -z "$QEMUIFUP" -o ! -x "$QEMUIFUP" ]; then
  95. echo "runqemu-ifup cannot be found or executed"
  96. exit 1
  97. fi
  98. if [ -z "$QEMUIFDOWN" -o ! -x "$QEMUIFDOWN" ]; then
  99. echo "runqemu-ifdown cannot be found or executed"
  100. exit 1
  101. fi
  102. NFSRUNNING="false"
  103. #capture original stty values
  104. ORIG_STTY=$(stty -g)
  105. if [ "$SLIRP_ENABLED" = "yes" ]; then
  106. KERNEL_NETWORK_CMD="ip=dhcp"
  107. QEMU_TAP_CMD=""
  108. QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
  109. QEMU_NETWORK_CMD=""
  110. DROOT="/dev/vda"
  111. ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio,format=raw"
  112. else
  113. acquire_lock() {
  114. lockfile=$1
  115. if [ -z "$lockfile" ]; then
  116. echo "Error: missing lockfile arg passed to acquire_lock()"
  117. return 1
  118. fi
  119. touch $lockfile.lock 2>/dev/null
  120. if [ $? -ne 0 ]; then
  121. echo "Acquiring lockfile for $lockfile.lock failed"
  122. return 1
  123. fi
  124. exec 8>$lockfile.lock
  125. flock -n -x 8
  126. if [ $? -ne 0 ]; then
  127. exec 8>&-
  128. return 1
  129. fi
  130. return 0
  131. }
  132. release_lock() {
  133. lockfile=$1
  134. if [ -z "$lockfile" ]; then
  135. echo "Error: missing lockfile arg passed to release_lock()"
  136. return 1
  137. fi
  138. rm -f $lockfile.lock
  139. exec 8>&-
  140. }
  141. LOCKDIR="/tmp/qemu-tap-locks"
  142. if [ ! -d "$LOCKDIR" ]; then
  143. mkdir $LOCKDIR
  144. chmod 777 $LOCKDIR
  145. fi
  146. IFCONFIG=`which ip 2> /dev/null`
  147. if [ -z "$IFCONFIG" ]; then
  148. IFCONFIG=/sbin/ip
  149. fi
  150. if [ ! -x "$IFCONFIG" ]; then
  151. echo "$IFCONFIG cannot be executed"
  152. exit 1
  153. fi
  154. POSSIBLE=`$IFCONFIG link | grep 'tap' | awk '{print $2}' | sed -e 's/://' -e 's/@.*//'`
  155. TAP=""
  156. LOCKFILE=""
  157. USE_PRECONF_TAP="no"
  158. for tap in $POSSIBLE; do
  159. LOCKFILE="$LOCKDIR/$tap"
  160. if [ -e "$LOCKFILE.skip" ]; then
  161. echo "Found $LOCKFILE.skip, skipping $tap"
  162. continue
  163. fi
  164. echo "Acquiring lockfile for $tap..."
  165. acquire_lock $LOCKFILE
  166. if [ $? -eq 0 ]; then
  167. TAP=$tap
  168. USE_PRECONF_TAP="yes"
  169. break
  170. fi
  171. done
  172. if [ "$TAP" = "" ]; then
  173. if [ -e "$NOSUDO_FLAG" ]; then
  174. echo "Error: There are no available tap devices to use for networking,"
  175. echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating"
  176. echo "a new one with sudo."
  177. exit 1
  178. fi
  179. GROUPID=`id -g`
  180. USERID=`id -u`
  181. echo "Setting up tap interface under sudo"
  182. # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
  183. # but inactive. This looks scary but is harmless
  184. tap=`sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null`
  185. if [ $? -ne 0 ]; then
  186. # Re-run standalone to see verbose errors
  187. sudo $QEMUIFUP $USERID $GROUPID $OECORE_NATIVE_SYSROOT
  188. return 1
  189. fi
  190. LOCKFILE="$LOCKDIR/$tap"
  191. echo "Acquiring lockfile for $tap..."
  192. acquire_lock $LOCKFILE
  193. if [ $? -eq 0 ]; then
  194. TAP=$tap
  195. fi
  196. else
  197. echo "Using preconfigured tap device '$TAP'"
  198. echo "If this is not intended, touch $LOCKFILE.skip to make runqemu skip $TAP."
  199. fi
  200. cleanup() {
  201. if [ ! -e "$NOSUDO_FLAG" -a "$USE_PRECONF_TAP" = "no" ]; then
  202. # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
  203. # but inactive. This looks scary but is harmless
  204. sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null
  205. fi
  206. echo "Releasing lockfile of preconfigured tap device '$TAP'"
  207. release_lock $LOCKFILE
  208. if [ "$NFSRUNNING" = "true" ]; then
  209. echo "Shutting down the userspace NFS server..."
  210. echo "runqemu-export-rootfs stop $ROOTFS"
  211. runqemu-export-rootfs stop $ROOTFS
  212. fi
  213. # If QEMU crashes or somehow tty properties are not restored
  214. # after qemu exits, we need to run stty sane
  215. #stty sane
  216. #instead of using stty sane we set the original stty values
  217. stty ${ORIG_STTY}
  218. }
  219. n0=$(echo $TAP | sed 's/tap//')
  220. case $n0 in
  221. ''|*[!0-9]*)
  222. echo "Error Couldn't turn $TAP into an interface number?"
  223. exit 1
  224. ;;
  225. esac
  226. n1=$(($n0 * 2 + 1))
  227. n2=$(($n1 + 1))
  228. KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0"
  229. QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no"
  230. if [ "$VHOST_ACTIVE" = "yes" ]; then
  231. QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD,vhost=on"
  232. else
  233. QEMU_NETWORK_CMD="-net nic,model=virtio $QEMU_TAP_CMD"
  234. fi
  235. DROOT="/dev/vda"
  236. ROOTFS_OPTIONS="-drive file=$ROOTFS,if=virtio,format=raw"
  237. KERNCMDLINE="mem=$QEMU_MEMORY"
  238. QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"
  239. NFS_INSTANCE=`echo $TAP | sed 's/tap//'`
  240. export NFS_INSTANCE
  241. SERIALOPTS=""
  242. if [ "x$SERIAL_LOGFILE" != "x" ]; then
  243. SERIALOPTS="-serial file:$SERIAL_LOGFILE"
  244. fi
  245. fi
  246. case "$MACHINE" in
  247. "qemuarm") ;;
  248. "qemuarm64") ;;
  249. "qemumicroblaze") ;;
  250. "qemumips") ;;
  251. "qemumipsel") ;;
  252. "qemumips64") ;;
  253. "qemush4") ;;
  254. "qemuppc") ;;
  255. "qemuarmv6") ;;
  256. "qemuarmv7") ;;
  257. "qemux86") ;;
  258. "qemux86-64") ;;
  259. "qemuzynq") ;;
  260. "akita") ;;
  261. "spitz") ;;
  262. *)
  263. echo "Error: Unsupported machine type $MACHINE"
  264. return 1
  265. ;;
  266. esac
  267. if [ ! -f "$KERNEL" -a "x$FSTYPE" != "xvmdk" -a "x$FSTYPE" != "xhddimg" -a "x$FSTYPE" != "xhdddirect" ]; then
  268. echo "Error: Kernel image file $KERNEL doesn't exist"
  269. cleanup
  270. return 1
  271. fi
  272. if [ "$FSTYPE" != "nfs" -a "$FSTYPE" != "vmdk" -a "$FSTYPE" != "hddimg" -a "$FSTYPE" != "hdddirect" -a ! -f "$ROOTFS" ]; then
  273. echo "Error: Image file $ROOTFS doesn't exist"
  274. cleanup
  275. return 1
  276. fi
  277. if [ "$NFS_SERVER" = "" ]; then
  278. NFS_SERVER="192.168.7.1"
  279. if [ "$SLIRP_ENABLED" = "yes" ]; then
  280. NFS_SERVER="10.0.2.2"
  281. fi
  282. fi
  283. if [ "$FSTYPE" = "nfs" ]; then
  284. NFS_DIR=`echo $ROOTFS | sed 's/^[^:]*:\(.*\)/\1/'`
  285. if [ "$NFS_INSTANCE" = "" ] ; then
  286. NFS_INSTANCE=0
  287. fi
  288. MOUNTD_RPCPORT=$[ 21111 + $NFS_INSTANCE ]
  289. NFSD_RPCPORT=$[ 11111 + $NFS_INSTANCE ]
  290. NFSD_PORT=$[ 3049 + 2 * $NFS_INSTANCE ]
  291. MOUNTD_PORT=$[ 3048 + 2 * $NFS_INSTANCE ]
  292. UNFS_OPTS="nfsvers=3,port=$NFSD_PORT,mountprog=$MOUNTD_RPCPORT,nfsprog=$NFSD_RPCPORT,udp,mountport=$MOUNTD_PORT"
  293. PSEUDO_LOCALSTATEDIR=~/.runqemu-sdk/pseudo
  294. export PSEUDO_LOCALSTATEDIR
  295. # Start the userspace NFS server
  296. echo "runqemu-export-rootfs restart $ROOTFS"
  297. runqemu-export-rootfs restart $ROOTFS
  298. if [ $? != 0 ]; then
  299. return 1
  300. fi
  301. NFSRUNNING="true"
  302. fi
  303. if [ "$MACHINE" = "qemuarm" -o "$MACHINE" = "qemuarmv6" -o "$MACHINE" = "qemuarmv7" ]; then
  304. QEMU=qemu-system-arm
  305. MACHINE_SUBTYPE=versatilepb
  306. export QEMU_AUDIO_DRV="none"
  307. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  308. # QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -force-pointer"
  309. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  310. KERNCMDLINE="root=$DROOT rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off"
  311. QEMUOPTIONS="$QEMU_NETWORK_CMD -M ${MACHINE_SUBTYPE} $ROOTFS_OPTIONS -no-reboot $QEMU_UI_OPTIONS"
  312. fi
  313. if [ "$FSTYPE" = "nfs" ]; then
  314. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  315. echo "Error: NFS mount point $ROOTFS doesn't exist"
  316. cleanup
  317. return 1
  318. fi
  319. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw console=ttyAMA0,115200 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  320. QEMUOPTIONS="$QEMU_NETWORK_CMD -M ${MACHINE_SUBTYPE} --no-reboot $QEMU_UI_OPTIONS"
  321. fi
  322. if [ "$MACHINE" = "qemuarmv6" ]; then
  323. QEMUOPTIONS="$QEMUOPTIONS -cpu arm1136"
  324. fi
  325. if [ "$MACHINE" = "qemuarmv7" ]; then
  326. QEMUOPTIONS="$QEMUOPTIONS -cpu cortex-a8"
  327. fi
  328. fi
  329. if [ "$MACHINE" = "qemuarm64" ]; then
  330. QEMU=qemu-system-aarch64
  331. QEMU_NETWORK_CMD="-netdev tap,id=net0,ifname=$TAP,script=no,downscript=no -device virtio-net-device,netdev=net0 "
  332. DROOT="/dev/vda"
  333. ROOTFS_OPTIONS="-drive id=disk0,file=$ROOTFS,if=none,format=raw -device virtio-blk-device,drive=disk0"
  334. export QEMU_AUDIO_DRV="none"
  335. if [ "x$SERIALSTDIO" = "x" ] ; then
  336. QEMU_UI_OPTIONS="-nographic"
  337. else
  338. QEMU_UI_OPTIONS=""
  339. fi
  340. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  341. KERNCMDLINE="root=$DROOT rw console=ttyAMA0,38400 mem=$QEMU_MEMORY highres=off $KERNEL_NETWORK_CMD"
  342. # qemu-system-aarch64 only support '-machine virt -cpu cortex-a57' for now
  343. QEMUOPTIONS="$QEMU_NETWORK_CMD -machine virt -cpu cortex-a57 $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
  344. fi
  345. if [ "$FSTYPE" = "nfs" ]; then
  346. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  347. echo "Error: NFS mount point $ROOTFS doesn't exist"
  348. cleanup
  349. return 1
  350. fi
  351. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw console=ttyAMA0,38400 mem=$QEMU_MEMORY highres=off $KERNEL_NETWORK_CMD"
  352. QEMUOPTIONS="$QEMU_NETWORK_CMD -machine virt -cpu cortex-a57 $QEMU_UI_OPTIONS"
  353. fi
  354. fi
  355. if [ "$MACHINE" = "qemux86" ]; then
  356. QEMU=qemu-system-i386
  357. if [ "$KVM_ACTIVE" = "yes" ]; then
  358. CPU_SUBTYPE=kvm32
  359. else
  360. CPU_SUBTYPE=qemu32
  361. fi
  362. if [ ! -z "$vga_option" ]; then
  363. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  364. else
  365. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
  366. fi
  367. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  368. KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
  369. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
  370. fi
  371. if [ "${FSTYPE:0:4}" = "cpio" ]; then
  372. KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=/dev/ram0 rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
  373. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -initrd $ROOTFS $QEMU_UI_OPTIONS"
  374. fi
  375. if [ "$FSTYPE" = "nfs" ]; then
  376. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  377. echo "Error: NFS mount point $ROOTFS doesn't exist."
  378. cleanup
  379. return 1
  380. fi
  381. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  382. QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
  383. fi
  384. if [ "$FSTYPE" = "vmdk" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; then
  385. QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
  386. fi
  387. # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
  388. # qemux86 and qemux86-64. We can use timer interrupt mode for now.
  389. KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
  390. fi
  391. if [ "$MACHINE" = "qemux86-64" ]; then
  392. QEMU=qemu-system-x86_64
  393. if [ "$KVM_ACTIVE" = "yes" ]; then
  394. CPU_SUBTYPE=kvm64
  395. else
  396. CPU_SUBTYPE=core2duo
  397. fi
  398. if [ ! -z "$vga_option" ]; then
  399. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  400. else
  401. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware"
  402. fi
  403. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  404. KERNCMDLINE="vga=0 uvesafb.mode_option=640x480-32 root=$DROOT rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
  405. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $ROOTFS_OPTIONS $QEMU_UI_OPTIONS"
  406. fi
  407. if [ "$FSTYPE" = "nfs" ]; then
  408. if [ "x$ROOTFS" = "x" ]; then
  409. ROOTFS=/srv/nfs/qemux86-64
  410. fi
  411. if [ ! -d "$ROOTFS" ]; then
  412. echo "Error: NFS mount point $ROOTFS doesn't exist."
  413. cleanup
  414. return 1
  415. fi
  416. KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  417. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $QEMU_UI_OPTIONS"
  418. fi
  419. if [ "$FSTYPE" = "vmdk" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; then
  420. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE $QEMU_UI_OPTIONS"
  421. fi
  422. # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
  423. # qemux86 and qemux86-64. We can use timer interrupt mode for now.
  424. KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
  425. fi
  426. if [ "$MACHINE" = "spitz" ]; then
  427. QEMU=qemu-system-arm
  428. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  429. echo $ROOTFS
  430. ROOTFS=`readlink -f $ROOTFS`
  431. echo $ROOTFS
  432. if [ ! -e "$ROOTFS.qemudisk" ]; then
  433. echo "Adding a partition table to the ext3 image for use by QEMU, please wait..."
  434. runqemu-addptable2image $ROOTFS $ROOTFS.qemudisk
  435. fi
  436. QEMUOPTIONS="$QEMU_NETWORK_CMD -M spitz -hda $ROOTFS.qemudisk -portrait"
  437. fi
  438. fi
  439. if [ "$MACHINE" = "qemumips" -o "$MACHINE" = "qemumipsel" -o "$MACHINE" = "qemumips64" ]; then
  440. case "$MACHINE" in
  441. qemumips) QEMU=qemu-system-mips ;;
  442. qemumipsel) QEMU=qemu-system-mipsel ;;
  443. qemumips64) QEMU=qemu-system-mips64 ;;
  444. esac
  445. MACHINE_SUBTYPE=malta
  446. QEMU_UI_OPTIONS="-vga cirrus $QEMU_UI_OPTIONS"
  447. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  448. #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  449. KERNCMDLINE="root=$DROOT rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  450. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE $ROOTFS_OPTIONS -no-reboot $QEMU_UI_OPTIONS"
  451. fi
  452. if [ "$FSTYPE" = "nfs" ]; then
  453. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  454. echo "Error: NFS mount point $ROOTFS doesn't exist"
  455. cleanup
  456. return 1
  457. fi
  458. KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  459. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
  460. fi
  461. fi
  462. if [ "$MACHINE" = "qemuppc" ]; then
  463. QEMU=qemu-system-ppc
  464. MACHINE_SUBTYPE=mac99
  465. CPU_SUBTYPE=G4
  466. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  467. if [ "$SLIRP_ENABLED" = "yes" ]; then
  468. QEMU_NETWORK_CMD=""
  469. else
  470. QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD"
  471. fi
  472. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  473. KERNCMDLINE="root=$DROOT rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  474. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE $ROOTFS_OPTIONS -no-reboot $QEMU_UI_OPTIONS"
  475. fi
  476. if [ "$FSTYPE" = "nfs" ]; then
  477. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  478. echo "Error: NFS mount point $ROOTFS doesn't exist"
  479. cleanup
  480. return 1
  481. fi
  482. KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  483. QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
  484. fi
  485. fi
  486. if [ "$MACHINE" = "qemush4" ]; then
  487. QEMU=qemu-system-sh4
  488. MACHINE_SUBTYPE=r2d
  489. QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
  490. if [ "${FSTYPE:0:3}" = "ext" -o "$FSTYPE" = "btrfs" ]; then
  491. #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  492. KERNCMDLINE="root=/dev/hda rw console=ttySC1 noiotrap earlyprintk=sh-sci.1 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  493. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
  494. SERIALSTDIO="1"
  495. fi
  496. if [ "$FSTYPE" = "nfs" ]; then
  497. if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
  498. echo "Error: NFS mount point $ROOTFS doesn't exist"
  499. cleanup
  500. return 1
  501. fi
  502. KERNCMDLINE="root=/dev/nfs console=ttySC1 noiotrap earlyprintk=sh-sci.1 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  503. QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS -monitor null -serial vc -serial stdio"
  504. SERIALSTDIO="1"
  505. fi
  506. fi
  507. if [ "${FSTYPE:0:3}" = "ext" ]; then
  508. KERNCMDLINE="$KERNCMDLINE rootfstype=$FSTYPE"
  509. fi
  510. if [ "$MACHINE" = "akita" ]; then
  511. QEMU=qemu-system-arm
  512. if [ "$FSTYPE" = "jffs2" ]; then
  513. ROOTFS=`readlink -f $ROOTFS`
  514. if [ ! -e "$ROOTFS.qemuflash" ]; then
  515. echo "Converting raw image into flash image format for use by QEMU, please wait..."
  516. raw2flash.akita < $ROOTFS > $ROOTFS.qemuflash
  517. fi
  518. QEMUOPTIONS="$QEMU_NETWORK_CMD -M akita -mtdblock $ROOTFS.qemuflash -portrait"
  519. fi
  520. fi
  521. if [ "$MACHINE" = "qemumicroblaze" ]; then
  522. QEMU=qemu-system-microblazeel
  523. QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -M petalogix-ml605 -serial mon:stdio"
  524. if [ "${FSTYPE:0:3}" = "ext" -o "${FSTYPE:0:4}" = "cpio" ]; then
  525. KERNCMDLINE="earlyprintk root=/dev/ram rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  526. QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS"
  527. fi
  528. fi
  529. if [ "$MACHINE" = "qemuzynq" ]; then
  530. QEMU=qemu-system-arm
  531. QEMU_SYSTEM_OPTIONS="$QEMU_NETWORK_CMD -M xilinx-zynq-a9 -serial null -serial mon:stdio -dtb $KERNEL-$MACHINE.dtb"
  532. # zynq serial ports are named 'ttyPS0' and 'ttyPS1', fixup the default values
  533. SCRIPT_KERNEL_OPT=$(echo "$SCRIPT_KERNEL_OPT" | sed 's/console=ttyS/console=ttyPS/g')
  534. if [ "${FSTYPE:0:3}" = "ext" -o "${FSTYPE:0:4}" = "cpio" ]; then
  535. KERNCMDLINE="earlyprintk root=/dev/ram rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
  536. QEMUOPTIONS="$QEMU_SYSTEM_OPTIONS -initrd $ROOTFS"
  537. fi
  538. fi
  539. if [ "x$RAMFS" = "xtrue" ]; then
  540. QEMUOPTIONS="-initrd $ROOTFS -nographic"
  541. KERNCMDLINE="root=/dev/ram0 console=ttyS0 debugshell"
  542. fi
  543. if [ "x$ISOFS" = "xtrue" ]; then
  544. QEMUOPTIONS="$QEMU_NETWORK_CMD -cdrom $ROOTFS $QEMU_UI_OPTIONS"
  545. fi
  546. if [ "x$QEMUOPTIONS" = "x" ]; then
  547. echo "Error: Unable to support this combination of options"
  548. cleanup
  549. return 1
  550. fi
  551. if [ "$TCPSERIAL_PORTNUM" != "" ]; then
  552. if [ "$MACHINE" = "qemuarm64" ]; then
  553. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -device virtio-serial-device -chardev socket,id=virtcon,port=$TCPSERIAL_PORTNUM,host=127.0.0.1 -device virtconsole,chardev=virtcon"
  554. else
  555. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -serial tcp:127.0.0.1:$TCPSERIAL_PORTNUM"
  556. fi
  557. fi
  558. PATH=$OECORE_NATIVE_SYSROOT/usr/bin:$PATH
  559. QEMUBIN=`which $QEMU 2> /dev/null`
  560. if [ ! -x "$QEMUBIN" ]; then
  561. echo "Error: No QEMU binary '$QEMU' could be found."
  562. cleanup
  563. return 1
  564. fi
  565. NEED_GL=`ldd $QEMUBIN/$QEMU 2>&1 | grep libGLU`
  566. # We can't run without a libGL.so
  567. if [ "$NEED_GL" != "" ]; then
  568. libgl='no'
  569. [ -e /usr/lib/libGL.so -a -e /usr/lib/libGLU.so ] && libgl='yes'
  570. [ -e /usr/lib64/libGL.so -a -e /usr/lib64/libGLU.so ] && libgl='yes'
  571. [ -e /usr/lib/*-linux-gnu/libGL.so -a -e /usr/lib/*-linux-gnu/libGLU.so ] && libgl='yes'
  572. if [ "$libgl" != 'yes' ]; then
  573. echo "You need libGL.so and libGLU.so to exist in your library path to run the QEMU emulator.
  574. Ubuntu package names are: libgl1-mesa-dev and libglu1-mesa-dev.
  575. Fedora package names are: mesa-libGL-devel mesa-libGLU-devel."
  576. return 1;
  577. fi
  578. fi
  579. do_quit() {
  580. cleanup
  581. return 1
  582. }
  583. trap do_quit INT TERM QUIT
  584. # qemu got segfault if linked with nVidia's libgl
  585. GL_LD_PRELOAD=$LD_PRELOAD
  586. if ldd $QEMUBIN | grep -i nvidia &> /dev/null
  587. then
  588. cat << EOM
  589. WARNING: nVidia proprietary OpenGL libraries detected.
  590. nVidia's OpenGL libraries are known to have compatibility issues with qemu,
  591. resulting in a segfault. Please uninstall these drivers or ensure the mesa libGL
  592. libraries precede nvidia's via LD_PRELOAD(Already do it on Ubuntu 10).
  593. EOM
  594. # Automatically use Ubuntu system's mesa libGL, other distro can add its own path
  595. if grep -i ubuntu /etc/lsb-release &> /dev/null
  596. then
  597. # precede nvidia's driver on Ubuntu 10
  598. UBUNTU_MAIN_VERSION=`cat /etc/lsb-release |grep DISTRIB_RELEASE |cut -d= -f 2| cut -d. -f 1`
  599. if [ "$UBUNTU_MAIN_VERSION" = "10" ];
  600. then
  601. GL_PATH=""
  602. if test -e /usr/lib/libGL.so
  603. then
  604. GL_PATH="/usr/lib/libGL.so"
  605. elif test -e /usr/lib/x86_64-linux-gnu/libGL.so
  606. then
  607. GL_PATH="/usr/lib/x86_64-linux-gnu/libGL.so"
  608. fi
  609. echo "Skip nVidia's libGL on Ubuntu 10!"
  610. GL_LD_PRELOAD="$GL_PATH $LD_PRELOAD"
  611. fi
  612. fi
  613. fi
  614. if [ "x$SERIALSTDIO" = "x1" ]; then
  615. echo "Interrupt character is '^]'"
  616. stty intr ^]
  617. fi
  618. # Preserve the multiplexing behavior for the monitor that would be there based
  619. # on whether nographic is used.
  620. if echo "$QEMUOPTIONS $SERIALOPTS $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT" | grep -- "-nographic"; then
  621. FIRST_SERIAL_OPT="-serial mon:stdio"
  622. else
  623. FIRST_SERIAL_OPT="-serial mon:vc"
  624. fi
  625. # qemuarm64 uses virtio for any additional serial ports so the normal mechanism
  626. # of using -serial will not work
  627. if [ "$MACHINE" = "qemuarm64" ]; then
  628. SECOND_SERIAL_OPT="$SCRIPT_QEMU_EXTRA_OPT -device virtio-serial-device -chardev null,id=virtcon -device virtconsole,chardev=virtcon"
  629. else
  630. SECOND_SERIAL_OPT="-serial null"
  631. fi
  632. # We always want a ttyS1. Since qemu by default adds a serial port when
  633. # nodefaults is not specified, it seems that all that would be needed is to
  634. # make sure a "-serial" is there. However, it appears that when "-serial" is
  635. # specified, it ignores the default serial port that is normally added.
  636. # So here we make sure to add two -serial if there are none. And only one
  637. # if there is one -serial already.
  638. NUM_SERIAL_OPTS=`echo $QEMUOPTIONS $SERIALOPTS $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/ /\n/g' | grep --count -- -serial`
  639. if [ "$NUM_SERIAL_OPTS" = "0" ]; then
  640. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT $FIRST_SERIAL_OPT $SECOND_SERIAL_OPT"
  641. elif [ "$NUM_SERIAL_OPTS" = "1" ]; then
  642. SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT $SECOND_SERIAL_OPT"
  643. fi
  644. echo "Running $QEMU..."
  645. # -no-reboot is a mandatory option - see bug #100
  646. if [ "$FSTYPE" = "vmdk" -o "$FSTYPE" = "hddimg" -o "$FSTYPE" = "hdddirect" ]; then
  647. echo $QEMUBIN $VM $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
  648. LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN $VM $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
  649. elif [ "$FSTYPE" = "iso" ]; then
  650. echo $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
  651. LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT
  652. else
  653. echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SLIRP_CMD $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"'
  654. LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append "$KERNCMDLINE $SCRIPT_KERNEL_OPT"
  655. fi
  656. ret=$?
  657. if [ "$SLIRP_ENABLED" != "yes" ]; then
  658. cleanup
  659. fi
  660. #set the original stty values before exit
  661. stty ${ORIG_STTY}
  662. trap - INT TERM QUIT
  663. return $ret