summaryrefslogtreecommitdiff
path: root/scripts/runqemu-internal
blob: c55619baa51c717cf69962c107aea923d9a0ebfb (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
#!/bin/bash -x

# Handle running OE images under qemu
#
# Copyright (C) 2006-2011 Linux Foundation
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.

# Call setting:
#   QEMU_MEMORY (optional) - set the amount of memory in the emualted system.
#   SERIAL_LOGFILE (optional) - log the serial port output to a file
#   CROSSPATH - the path to any cross toolchain to use with distcc
#
# Image options:
#   MACHINE - the machine to run
#   FSTYPE - the image type to run
#   KERNEL - the kernel image file to use
#   ROOTFS - the disk image file to use
#


mem_size=-1

#Get rid of <> and get the contents of extra qemu running params
SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e 's/<//' -e 's/>//'`
#if user set qemu memory, eg: -m 256 in qemu extra params, we need to do some 
# validation check
mem_set=`expr "$SCRIPT_QEMU_EXTRA_OPT" : '.*\(-m[[:space:]] *[0-9]*\)'`
if [ ! -z "$mem_set" ] ; then
#Get memory setting size from user input
  mem_size=`echo $mem_set | sed 's/-m[[:space:]] *//'`
else
    case "$MACHINE" in
        "qemux86")
            mem_size=128
            ;;
        "qemux86-64")
            mem_size=128
            ;;
        "qemuarm")
            mem_size=128
            ;;
        "qemumips")
            mem_size=128
            ;;
        "qemuppc")
            mem_size=128
            ;;
        *)
            mem_size=64
            ;;
    esac

fi

# QEMU_MEMORY has 'M' appended to mem_size
QEMU_MEMORY="$mem_size"M

# Bug 433: qemuarm cannot use > 128 MB RAM
if [ "$MACHINE" = "qemuarm" ]; then
    if [[ -z "$mem_size" || $mem_size -gt 128 ]]; then
        echo "WARNING: qemuarm does not support > 128M of RAM."
        echo "Changing QEMU_MEMORY to default of 128M."
        QEMU_MEMORY="128M"
        SCRIPT_QEMU_EXTRA_OPT=`echo $SCRIPT_QEMU_EXTRA_OPT | sed -e "s/$mem_set/-m 128/" `
    fi
fi

# We need to specify -m <mem_size> to overcome a bug in qemu 0.14.0
# https://bugs.launchpad.net/ubuntu/+source/qemu-kvm/+bug/584480

if [ -z "$mem_set" ] ; then
  SCRIPT_QEMU_EXTRA_OPT="$SCRIPT_QEMU_EXTRA_OPT -m $mem_size"
fi
# This file is created when runqemu-gen-tapdevs creates a bank of tap
# devices, indicating that the user should not bring up new ones using
# sudo.
NOSUDO_FLAG="/etc/runqemu-nosudo"

QEMUIFUP=`which runqemu-ifup 2> /dev/null`
QEMUIFDOWN=`which runqemu-ifdown 2> /dev/null`
if [ -z "$QEMUIFUP" -o ! -x "$QEMUIFUP" ]; then
       echo "runqemu-ifup cannot be found or executed"
       exit 1
fi
if [ -z "$QEMUIFDOWN" -o ! -x "$QEMUIFDOWN" ]; then
       echo "runqemu-ifdown cannot be found or executed"
       exit 1
fi

NFSRUNNING="false"

acquire_lock() {
    lockfile=$1
    if [ -z "$lockfile" ]; then
        echo "Error: missing lockfile arg passed to acquire_lock()"
        return 1
    fi

    if [ -e "$lockfile.lock" ]; then
        # Check that the lockfile is not stale
        ps=`ps -ewwo pid | grep $(cat $lockfile.lock)`
        if [ -z "$ps" ]; then
            echo "WARNING: Stale lock file detected, deleting $lockfile.lock."
            rm -f $lockfile.lock
            echo $$ > $lockfile.lock
        else
            return 1
        fi
    else
        echo $$ > $lockfile.lock
    fi

    return 0
}

release_lock() {
    lockfile=$1
    if [ -z "$lockfile" ]; then
        echo "Error: missing lockfile arg passed to release_lock()"
        return 1
    fi

    rm -f $lockfile.lock
}

LOCKDIR="/tmp/qemu-tap-locks"
if [ ! -d "$LOCKDIR" ]; then
    mkdir $LOCKDIR
    chmod 777 $LOCKDIR
fi

IFCONFIG=`which ifconfig 2> /dev/null`
if [ -z "$IFCONFIG" ]; then
    IFCONFIG=/sbin/ifconfig
fi
if [ ! -x "$IFCONFIG" ]; then
       echo "$IFCONFIG cannot be executed"
       exit 1
fi

POSSIBLE=`$IFCONFIG -a | grep '^tap' | awk '{print $1}'`
TAP=""
LOCKFILE=""
for tap in $POSSIBLE; do
    LOCKFILE="$LOCKDIR/$tap"
    echo "Acquiring lockfile for $tap..."
    acquire_lock $LOCKFILE
    if [ $? -eq 0 ]; then
        TAP=$tap
        break
    fi
done

if [ "$TAP" = "" ]; then
    if [ -e "$NOSUDO_FLAG" ]; then
        echo "Error: There are no available tap devices to use for networking,"
        echo "and I see $NOSUDO_FLAG exists, so I am not going to try creating"
        echo "a new one with sudo."
        exit 1
    fi

    GROUPID=`id -g`
    echo "Setting up tap interface under sudo"
    # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
    # but inactive. This looks scary but is harmless
    tap=`sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT 2> /dev/null`
    if [ $? -ne 0 ]; then
        # Re-run standalone to see verbose errors
        sudo $QEMUIFUP $GROUPID $OECORE_NATIVE_SYSROOT
        return
    fi
    LOCKFILE="$LOCKDIR/$tap"
    echo "Acquiring lockfile for $tap..."
    acquire_lock $LOCKFILE
    if [ $? -eq 0 ]; then
        TAP=$tap
    fi 
else
    echo "Using preconfigured tap device '$TAP'"
fi

cleanup() {
    if [ ! -e "$NOSUDO_FLAG" ]; then
        # Redirect stderr since we could see a LD_PRELOAD warning here if pseudo is loaded
        # but inactive. This looks scary but is harmless
        sudo $QEMUIFDOWN $TAP $OECORE_NATIVE_SYSROOT 2> /dev/null
    fi
    echo "Releasing lockfile of preconfigured tap device '$TAP'"
    release_lock $LOCKFILE

    if [ "$NFSRUNNING" = "true" ]; then
        echo "Shutting down the userspace NFS server..."
        echo "runqemu-export-rootfs stop $ROOTFS"
        runqemu-export-rootfs stop $ROOTFS
    fi
    # If QEMU crashes or somehow tty properties are not restored
    # after qemu exits, we need to run stty sane
    stty sane
}

n1=$[ (`echo $TAP | sed 's/tap//'` * 2) + 1 ]
n2=$[ (`echo $TAP | sed 's/tap//'` * 2) + 2 ]

KERNEL_NETWORK_CMD="ip=192.168.7.$n2::192.168.7.$n1:255.255.255.0"
QEMU_TAP_CMD="-net tap,vlan=0,ifname=$TAP,script=no,downscript=no"
QEMU_NETWORK_CMD="-net nic,vlan=0 $QEMU_TAP_CMD"
KERNCMDLINE="mem=$QEMU_MEMORY"
QEMU_UI_OPTIONS="-show-cursor -usb -usbdevice wacom-tablet"

NFS_INSTANCE=`echo $TAP | sed 's/tap//'`
export NFS_INSTANCE

SERIALOPTS=""
if [ "x$SERIAL_LOGFILE" != "x" ]; then
    SERIALOPTS="-serial file:$SERIAL_LOGFILE"
fi

case "$MACHINE" in
    "qemuarm") ;;
    "qemumips") ;;
    "qemuppc") ;;
    "qemuarmv6") ;;
    "qemuarmv7") ;;
    "qemux86") ;;
    "qemux86-64") ;;
    "akita") ;;
    "spitz") ;;
    *)
        echo "Error: Unsupported machine type $MACHINE"
        return
    ;;
esac

if [ ! -f "$KERNEL" ]; then
    echo "Error: Kernel image file $KERNEL doesn't exist"
    cleanup
    return
fi

if [ "$FSTYPE" != "nfs" -a ! -f "$ROOTFS" ]; then
    echo "Error: Image file $ROOTFS doesn't exist"
    cleanup
    return
fi

if [ "$FSTYPE" = "nfs" ]; then
    NFS_SERVER="192.168.7.1"
    NFS_DIR=`echo $ROOTFS | sed 's/^[^:]*:\(.*\)/\1/'`
    MOUNTD_RPCPORT=$[ 21111 + $NFS_INSTANCE ]
    NFSD_RPCPORT=$[ 11111 + $NFS_INSTANCE ]
    NFSD_PORT=$[ 3049 + $NFS_INSTANCE ]
    MOUNTD_PORT=$[ 3048 + $NFS_INSTANCE ]
    UNFS_OPTS="nfsvers=2,mountprog=$MOUNTD_RPCPORT,nfsprog=$NFSD_RPCPORT,udp,port=$NFSD_PORT,mountport=$MOUNTD_PORT"

    PSEUDO_LOCALSTATEDIR=~/.runqemu-sdk/pseudo
    export PSEUDO_LOCALSTATEDIR

    # Start the userspace NFS server
    echo "runqemu-export-rootfs restart $ROOTFS"
    runqemu-export-rootfs restart $ROOTFS
    if [ $? != 0 ]; then
        cleanup
        return
    fi
    NFSRUNNING="true"
fi

if [ "$NFS_SERVER" = "" ]; then
    NFS_SERVER="192.168.7.1"
    NFS_DIR=$ROOTFS
fi

if [ "$MACHINE" = "qemuarm" -o "$MACHINE" = "qemuarmv6" -o "$MACHINE" = "qemuarmv7" ]; then
    QEMU=qemu-system-arm
    MACHINE_SUBTYPE=versatilepb
    QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
    # QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -force-pointer"
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        KERNCMDLINE="root=/dev/sda rw console=ttyAMA0,115200 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY highres=off"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
    fi
    if [ "$FSTYPE" = "nfs" ]; then
        if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
            echo "Error: NFS mount point $ROOTFS doesn't exist"
            cleanup
            return
        fi
        KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M versatilepb --no-reboot $QEMU_UI_OPTIONS"
    fi
    if [ "$MACHINE" = "qemuarmv6" ]; then
        QEMUOPTIONS="$QEMUOPTIONS -cpu arm1136"
    fi
    if [ "$MACHINE" = "qemuarmv7" ]; then
        QEMUOPTIONS="$QEMUOPTIONS -cpu cortex-a8"
    fi
fi

if [ "$MACHINE" = "qemux86" ]; then
    QEMU=qemu
    QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware -enable-gl"
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        KERNCMDLINE="vga=0 root=/dev/hda rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -hda $ROOTFS $QEMU_UI_OPTIONS"
    fi
    if [ "$FSTYPE" = "nfs" ]; then
        if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
            echo "Error: NFS mount point $ROOTFS doesn't exist."
            cleanup
            return
        fi
        KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
    fi
    # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
    # qemux86 and qemux86-64. We can use timer interrupt mode for now.
    KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
fi

if [ "$MACHINE" = "qemux86-64" ]; then
    QEMU=qemu-system-x86_64
    QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS -vga vmware -enable-gl"
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        KERNCMDLINE="vga=0 root=/dev/hda rw mem=$QEMU_MEMORY $KERNEL_NETWORK_CMD"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -hda $ROOTFS $QEMU_UI_OPTIONS"
    fi
    if [ "$FSTYPE" = "nfs" ]; then
        if [ "x$ROOTFS" = "x" ]; then
            ROOTFS=/srv/nfs/qemux86-64
        fi
        if [ ! -d "$ROOTFS" ]; then
            echo "Error: NFS mount point $ROOTFS doesn't exist."
            cleanup
            return
        fi
        KERNCMDLINE="root=/dev/nfs nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD $QEMU_UI_OPTIONS"
    fi
    # Currently oprofile's event based interrupt mode doesn't work(Bug #828) in
    # qemux86 and qemux86-64. We can use timer interrupt mode for now.
    KERNCMDLINE="$KERNCMDLINE oprofile.timer=1"
fi

if [ "$MACHINE" = "spitz" ]; then
    QEMU=qemu-system-arm
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        echo $ROOTFS
        ROOTFS=`readlink -f $ROOTFS`
        echo $ROOTFS
        if [ ! -e "$ROOTFS.qemudisk" ]; then
            echo "Adding a partition table to the ext3 image for use by QEMU, please wait..."
            runqemu-addptable2image $ROOTFS $ROOTFS.qemudisk
        fi
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M spitz -hda $ROOTFS.qemudisk -portrait"
    fi
fi

if [ "$MACHINE" = "qemumips" ]; then
    QEMU=qemu-system-mips
    MACHINE_SUBTYPE=malta
    QEMU_UI_OPTIONS="-vga cirrus $QEMU_UI_OPTIONS"
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        #KERNCMDLINE="root=/dev/hda console=ttyS0 console=tty0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        KERNCMDLINE="root=/dev/hda rw console=ttyS0 console=tty $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
    fi
    if [ "$FSTYPE" = "nfs" ]; then
        if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
            echo "Error: NFS mount point $ROOTFS doesn't exist"
            cleanup
            return
        fi
        KERNCMDLINE="root=/dev/nfs console=ttyS0 console=tty nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
    fi
fi

if [ "$MACHINE" = "qemuppc" ]; then
    QEMU=qemu-system-ppc
    MACHINE_SUBTYPE=mac99
    CPU_SUBTYPE=G4
    QEMU_UI_OPTIONS="$QEMU_UI_OPTIONS"
    QEMU_NETWORK_CMD="-net nic,model=pcnet $QEMU_TAP_CMD"
    if [ "$FSTYPE" = "ext3" -o "$FSTYPE" = "btrfs" ]; then
        KERNCMDLINE="root=/dev/hda rw console=ttyS0 $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -hda $ROOTFS -no-reboot $QEMU_UI_OPTIONS"
    fi
    if [ "$FSTYPE" = "nfs" ]; then
        if [ "$NFS_SERVER" = "192.168.7.1" -a ! -d "$NFS_DIR" ]; then
            echo "Error: NFS mount point $ROOTFS doesn't exist"
            cleanup
            return
        fi
        KERNCMDLINE="root=/dev/nfs console=ttyS0 nfsroot=$NFS_SERVER:$NFS_DIR,$UNFS_OPTS rw $KERNEL_NETWORK_CMD mem=$QEMU_MEMORY"
        QEMUOPTIONS="$QEMU_NETWORK_CMD -cpu $CPU_SUBTYPE -M $MACHINE_SUBTYPE -no-reboot $QEMU_UI_OPTIONS"
    fi
fi

if [ "$MACHINE" = "akita" ]; then
    QEMU=qemu-system-arm
    if [ "$FSTYPE" = "jffs2" ]; then
        ROOTFS=`readlink -f $ROOTFS`
        if [ ! -e "$ROOTFS.qemuflash" ]; then
            echo "Converting raw image into flash image format for use by QEMU, please wait..."
        raw2flash.akita < $ROOTFS > $ROOTFS.qemuflash
        fi
        QEMUOPTIONS="$QEMU_NETWORK_CMD -M akita -mtdblock $ROOTFS.qemuflash -portrait"
    fi
fi

if [ "x$QEMUOPTIONS" = "x" ]; then
    echo "Error: Unable to support this combination of options"
    cleanup
    return
fi

PATH=$CROSSPATH:$OECORE_NATIVE_SYSROOT/usr/bin:$PATH

QEMUBIN=`which $QEMU 2> /dev/null`
if [ ! -x "$QEMUBIN" ]; then
    echo "Error: No QEMU binary '$QEMU' could be found."
    cleanup
    return
fi

function _quit() {
    if [ -n "$PIDFILE" ]; then
        #echo kill `cat $PIDFILE`
        kill `cat $PIDFILE`
    fi
    cleanup
    return
}

DISTCCD=`which distccd 2> /dev/null`
PIDFILE=""

trap _quit INT TERM QUIT

if [ -x "$DISTCCD" ]; then
    echo "Starting distccd..."
    PIDFILE=`mktemp`
    $DISTCCD --allow 192.168.7.2 --daemon --pid-file $PIDFILE &
else
    echo "WARNING: distccd not present, no distcc support loaded."
fi

# qemu got segfault if linked with nVidia's libgl
GL_LD_PRELOAD=$LD_PRELOAD

if ldd $QEMUBIN | grep -i nvidia &> /dev/null
then
cat << EOM
WARNING: nVidia proprietary OpenGL libraries detected.
nVidia's OpenGL libraries are known to have compatibility issues with qemu,
resulting in a segfault. Please uninstall these drivers or ensure the mesa libGL
libraries precede nvidia's via LD_PRELOAD(Already do it on Ubuntu).
EOM

# Automatically use Ubuntu system's mesa libGL, other distro can add its own path
    if grep -i ubuntu /etc/lsb-release &> /dev/null
    then
        echo "Skip nVidia's libGL on Ubuntu!"
        GL_LD_PRELOAD="/usr/lib/libGL.so $LD_PRELOAD"
    fi
fi

echo "Running $QEMU..."
# -no-reboot is a mandatory option - see bug #100
echo $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append '"'$KERNCMDLINE $SCRIPT_KERNEL_OPT'"'
LD_PRELOAD="$GL_LD_PRELOAD" $QEMUBIN -kernel $KERNEL $QEMUOPTIONS $SERIALOPTS -no-reboot $SCRIPT_QEMU_OPT $SCRIPT_QEMU_EXTRA_OPT --append "$KERNCMDLINE $SCRIPT_KERNEL_OPT"


cleanup

trap - INT TERM QUIT
return