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Merge remote-tracking branch 'remotes/armbru/tags/pull-error-2018-08-27-v2' into...
[mirror_qemu.git] / vl.c
CommitLineData
0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
e688df6b 24
d38ea87a 25#include "qemu/osdep.h"
3dc54b0e 26#include "qemu/units.h"
e688df6b 27#include "qapi/error.h"
67a1de0d 28#include "qemu-version.h"
f348b6d1
VB		 29#include "qemu/cutils.h"
30#include "qemu/help_option.h"
cea25275 31#include "qemu/uuid.h"
9c17d615 32#include "sysemu/seccomp.h"
452dfbef 33
73332e5c 34#ifdef CONFIG_SDL
59a36a2f 35#if defined(__APPLE__) || defined(main)
6693665a 36#include <SDL.h>
880fec5d 37int qemu_main(int argc, char **argv, char **envp);
38int main(int argc, char **argv)
39{
59a36a2f 40 return qemu_main(argc, argv, NULL);
880fec5d 41}
42#undef main
43#define main qemu_main
96bcd4f8 44#endif
73332e5c 45#endif /* CONFIG_SDL */
0824d6fc 46
5b0753e0
FB		 47#ifdef CONFIG_COCOA
48#undef main
49#define main qemu_main
50#endif /* CONFIG_COCOA */
51
69e5bb68 52
d49b6836 53#include "qemu/error-report.h"
c8897e8e 54#include "qemu/sockets.h"
511d2b14
BS		 55#include "hw/hw.h"
56#include "hw/boards.h"
a1a9cb0c 57#include "sysemu/accel.h"
511d2b14 58#include "hw/usb.h"
0d09e41a 59#include "hw/isa/isa.h"
fb8b660e 60#include "hw/scsi/scsi.h"
866e2b37 61#include "hw/display/vga.h"
511d2b14 62#include "hw/bt.h"
0d09e41a 63#include "sysemu/watchdog.h"
60d8f328 64#include "hw/smbios/smbios.h"
9f57061c 65#include "hw/acpi/acpi.h"
0d09e41a 66#include "hw/xen/xen.h"
bd3c948d 67#include "hw/qdev.h"
45a50b16 68#include "hw/loader.h"
b4a42f81 69#include "monitor/qdev.h"
dccfcd0e 70#include "sysemu/bt.h"
1422e32d 71#include "net/net.h"
68ac40d2 72#include "net/slirp.h"
83c9089e 73#include "monitor/monitor.h"
28ecbaee 74#include "ui/console.h"
e0d2bd51 75#include "ui/input.h"
9c17d615 76#include "sysemu/sysemu.h"
e35704ba 77#include "sysemu/numa.h"
022c62cb 78#include "exec/gdbstub.h"
1de7afc9 79#include "qemu/timer.h"
8228e353 80#include "chardev/char.h"
b33276a7 81#include "qemu/bitmap.h"
03dd024f 82#include "qemu/log.h"
9c17d615 83#include "sysemu/blockdev.h"
0d09e41a 84#include "hw/block/block.h"
7b1e1a22 85#include "migration/misc.h"
5e22479a 86#include "migration/snapshot.h"
84a899de 87#include "migration/global_state.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
8a824e4d 90#include "hw/audio/soundhw.h"
511d2b14 91#include "audio/audio.h"
4b4629d9 92#include "sysemu/cpus.h"
5821ebf9 93#include "migration/colo.h"
1693c64c 94#include "migration/postcopy-ram.h"
9c17d615 95#include "sysemu/kvm.h"
b0cb0a66 96#include "sysemu/hax.h"
42e5f393 97#include "qapi/qobject-input-visitor.h"
1de7afc9
PB		 98#include "qemu/option.h"
99#include "qemu/config-file.h"
59a5264b 100#include "qemu-options.h"
1de7afc9 101#include "qemu/main-loop.h"
758e8e38 102#ifdef CONFIG_VIRTFS
74db920c
GS		 103#include "fsdev/qemu-fsdev.h"
104#endif
9c17d615 105#include "sysemu/qtest.h"
511d2b14 106
76cad711 107#include "disas/disas.h"
fc01f7e7 108
511d2b14 109
d918f23e 110#include "slirp/libslirp.h"
511d2b14 111
0ab8ed18 112#include "trace-root.h"
e4858974 113#include "trace/control.h"
1de7afc9 114#include "qemu/queue.h"
9c17d615 115#include "sysemu/arch_init.h"
72cf2d4f 116
29b0040b 117#include "ui/qemu-spice.h"
68d98d3e 118#include "qapi/string-input-visitor.h"
c4090f8e 119#include "qapi/opts-visitor.h"
776d1344 120#include "qapi/clone-visitor.h"
84321831 121#include "qom/object_interfaces.h"
cfe67cef 122#include "exec/semihost.h"
ddbb0d09 123#include "crypto/init.h"
b60c48a7 124#include "sysemu/replay.h"
9af23989
MA		 125#include "qapi/qapi-events-run-state.h"
126#include "qapi/qapi-visit-block-core.h"
776d1344 127#include "qapi/qapi-visit-ui.h"
112ed241
MA		 128#include "qapi/qapi-commands-block-core.h"
129#include "qapi/qapi-commands-misc.h"
130#include "qapi/qapi-commands-run-state.h"
0194749a 131#include "qapi/qmp/qerror.h"
dce8921b 132#include "sysemu/iothread.h"
29b0040b 133
98b19252
AS		 134#define MAX_VIRTIO_CONSOLES 1
135
4524051c
GH		 136static const char *data_dir[16];
137static int data_dir_idx;
1192dad8 138const char *bios_name = NULL;
cb5a7aa8 139enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
da076ffe 140int display_opengl;
3d11d0eb 141const char* keyboard_layout = NULL;
c227f099 142ram_addr_t ram_size;
c902760f 143const char *mem_path = NULL;
c902760f 144int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 145bool enable_mlock = false;
6f131f13 146bool enable_cpu_pm = false;
c4b1fcc0 147int nb_nics;
7c9d8e07 148NICInfo nd_table[MAX_NICS];
d399f677 149int autostart;
f6503059
AZ		 150static int rtc_utc = 1;
151static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 152QEMUClockType rtc_clock;
64465297 153int vga_interface_type = VGA_NONE;
0c8d7065 154static DisplayOptions dpy;
04ff1a39 155int no_frame;
b8d880ba
PM		 156static int num_serial_hds;
157static Chardev **serial_hds;
0ec7b3e7
MAL		 158Chardev *parallel_hds[MAX_PARALLEL_PORTS];
159Chardev *virtcon_hds[MAX_VIRTIO_CONSOLES];
a09db21f 160int win2k_install_hack = 0;
1b530a6d 161int singlestep = 0;
72649619
EC		 162int smp_cpus;
163unsigned int max_cpus;
dc6b1c09
AP		 164int smp_cores = 1;
165int smp_threads = 1;
6515b203 166int acpi_enabled = 1;
16b29ae1 167int no_hpet = 0;
52ca8d6a 168int fd_bootchk = 1;
4fdcac0e 169static int no_reboot;
b2f76161 170int no_shutdown = 0;
9467cd46 171int cursor_hide = 1;
a171fe39 172int graphic_rotate = 0;
09aaa160 173const char *watchdog;
2e55e842 174QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 175int nb_option_roms;
2b8f2d41 176int old_param = 0;
c35734b2 177const char *qemu_name;
3780e197 178int alt_grab = 0;
0ca9f8a4 179int ctrl_grab = 0;
66508601
BS		 180unsigned int nb_prom_envs = 0;
181const char *prom_envs[MAX_PROM_ENVS];
95387491 182int boot_menu;
bc74112f 183bool boot_strict;
3d3b8303 184uint8_t *boot_splash_filedata;
d09acb9b 185size_t boot_splash_filedata_size;
3d3b8303 186uint8_t qemu_extra_params_fw[2];
0824d6fc 187
a8bfac37 188int icount_align_option;
1ca4d09a 189
9c5ce8db 190/* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the
caad057b
EH		 191 * little-endian "wire format" described in the SMBIOS 2.6 specification.
192 */
9c5ce8db 193QemuUUID qemu_uuid;
fc3b3295 194bool qemu_uuid_set;
8fcb1b90 195
fd42deeb
GH		 196static NotifierList exit_notifiers =
197 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
198
4cab946a
GN		 199static NotifierList machine_init_done_notifiers =
200 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
201
d5286af5 202bool xen_allowed;
d745bef8
BS		 203uint32_t xen_domid;
204enum xen_mode xen_mode = XEN_EMULATE;
1c599472 205bool xen_domid_restrict;
d745bef8 206
d44229c5 207static int has_defaults = 1;
998bbd74 208static int default_serial = 1;
6a5e8b0e 209static int default_parallel = 1;
986c5f78 210static int default_virtcon = 1;
abdeed06 211static int default_monitor = 1;
ac33f8fa
GH		 212static int default_floppy = 1;
213static int default_cdrom = 1;
214static int default_sdcard = 1;
7f1b17f2 215static int default_vga = 1;
d30300f7 216static int default_net = 1;
998bbd74
GH		 217
218static struct {
219 const char *driver;
220 int *flag;
221} default_list[] = {
6a5e8b0e
GH		 222 { .driver = "isa-serial", .flag = &default_serial },
223 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 224 { .driver = "isa-fdc", .flag = &default_floppy },
a92bd191 225 { .driver = "floppy", .flag = &default_floppy },
af6bf132
MA		 226 { .driver = "ide-cd", .flag = &default_cdrom },
227 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 228 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 229 { .driver = "scsi-cd", .flag = &default_cdrom },
f6f99b48 230 { .driver = "scsi-hd", .flag = &default_cdrom },
392ecf54 231 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
392ecf54 232 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 233 { .driver = "VGA", .flag = &default_vga },
234 { .driver = "isa-vga", .flag = &default_vga },
235 { .driver = "cirrus-vga", .flag = &default_vga },
236 { .driver = "isa-cirrus-vga", .flag = &default_vga },
237 { .driver = "vmware-svga", .flag = &default_vga },
238 { .driver = "qxl-vga", .flag = &default_vga },
a94f0c5c 239 { .driver = "virtio-vga", .flag = &default_vga },
998bbd74
GH		 240};
241
4d454574
PB		 242static QemuOptsList qemu_rtc_opts = {
243 .name = "rtc",
244 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
245 .desc = {
246 {
247 .name = "base",
248 .type = QEMU_OPT_STRING,
249 },{
250 .name = "clock",
251 .type = QEMU_OPT_STRING,
252 },{
253 .name = "driftfix",
254 .type = QEMU_OPT_STRING,
255 },
256 { /* end of list */ }
257 },
258};
259
4d454574
PB		 260static QemuOptsList qemu_option_rom_opts = {
261 .name = "option-rom",
262 .implied_opt_name = "romfile",
263 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
264 .desc = {
265 {
266 .name = "bootindex",
267 .type = QEMU_OPT_NUMBER,
268 }, {
269 .name = "romfile",
270 .type = QEMU_OPT_STRING,
271 },
272 { /* end of list */ }
273 },
274};
275
276static QemuOptsList qemu_machine_opts = {
277 .name = "machine",
278 .implied_opt_name = "type",
279 .merge_lists = true,
280 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
281 .desc = {
49d2e648
MA		 282 /*
283 * no elements => accept any
284 * sanity checking will happen later
285 * when setting machine properties
286 */
287 { }
4d454574
PB		 288 },
289};
290
8d4e9146
FK		 291static QemuOptsList qemu_accel_opts = {
292 .name = "accel",
293 .implied_opt_name = "accel",
294 .head = QTAILQ_HEAD_INITIALIZER(qemu_accel_opts.head),
295 .merge_lists = true,
296 .desc = {
297 {
298 .name = "accel",
299 .type = QEMU_OPT_STRING,
300 .help = "Select the type of accelerator",
301 },
302 {
303 .name = "thread",
304 .type = QEMU_OPT_STRING,
305 .help = "Enable/disable multi-threaded TCG",
306 },
307 { /* end of list */ }
308 },
309};
310
4d454574
PB		 311static QemuOptsList qemu_boot_opts = {
312 .name = "boot-opts",
6ef4716c
MA		 313 .implied_opt_name = "order",
314 .merge_lists = true,
4d454574
PB		 315 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
316 .desc = {
4d454574
PB		 317 {
318 .name = "order",
319 .type = QEMU_OPT_STRING,
320 }, {
321 .name = "once",
322 .type = QEMU_OPT_STRING,
323 }, {
324 .name = "menu",
6ef4716c 325 .type = QEMU_OPT_BOOL,
4d454574
PB		 326 }, {
327 .name = "splash",
328 .type = QEMU_OPT_STRING,
329 }, {
330 .name = "splash-time",
331 .type = QEMU_OPT_STRING,
332 }, {
333 .name = "reboot-timeout",
334 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 335 }, {
336 .name = "strict",
e5187b56 337 .type = QEMU_OPT_BOOL,
4d454574
PB		 338 },
339 { /*End of list */ }
340 },
341};
342
343static QemuOptsList qemu_add_fd_opts = {
344 .name = "add-fd",
345 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
346 .desc = {
347 {
348 .name = "fd",
349 .type = QEMU_OPT_NUMBER,
350 .help = "file descriptor of which a duplicate is added to fd set",
351 },{
352 .name = "set",
353 .type = QEMU_OPT_NUMBER,
354 .help = "ID of the fd set to add fd to",
355 },{
356 .name = "opaque",
357 .type = QEMU_OPT_STRING,
358 .help = "free-form string used to describe fd",
359 },
360 { /* end of list */ }
361 },
362};
363
364static QemuOptsList qemu_object_opts = {
365 .name = "object",
366 .implied_opt_name = "qom-type",
367 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
368 .desc = {
369 { }
370 },
371};
372
d1a0cf73
SB		 373static QemuOptsList qemu_tpmdev_opts = {
374 .name = "tpmdev",
375 .implied_opt_name = "type",
376 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
377 .desc = {
bb716238 378 /* options are defined in the TPM backends */
d1a0cf73
SB		 379 { /* end of list */ }
380 },
381};
382
888a6bc6
SM		 383static QemuOptsList qemu_realtime_opts = {
384 .name = "realtime",
385 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
386 .desc = {
387 {
388 .name = "mlock",
389 .type = QEMU_OPT_BOOL,
390 },
391 { /* end of list */ }
392 },
393};
394
6f131f13
MT		 395static QemuOptsList qemu_overcommit_opts = {
396 .name = "overcommit",
397 .head = QTAILQ_HEAD_INITIALIZER(qemu_overcommit_opts.head),
398 .desc = {
399 {
400 .name = "mem-lock",
401 .type = QEMU_OPT_BOOL,
402 },
403 {
404 .name = "cpu-pm",
405 .type = QEMU_OPT_BOOL,
406 },
407 { /* end of list */ }
408 },
409};
410
5e2ac519
SA		 411static QemuOptsList qemu_msg_opts = {
412 .name = "msg",
413 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
414 .desc = {
415 {
416 .name = "timestamp",
417 .type = QEMU_OPT_BOOL,
418 },
419 { /* end of list */ }
420 },
421};
422
5d12f961
DDAG		 423static QemuOptsList qemu_name_opts = {
424 .name = "name",
425 .implied_opt_name = "guest",
426 .merge_lists = true,
427 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
428 .desc = {
429 {
430 .name = "guest",
431 .type = QEMU_OPT_STRING,
432 .help = "Sets the name of the guest.\n"
433 "This name will be displayed in the SDL window caption.\n"
434 "The name will also be used for the VNC server",
435 }, {
436 .name = "process",
437 .type = QEMU_OPT_STRING,
438 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 439 }, {
440 .name = "debug-threads",
441 .type = QEMU_OPT_BOOL,
442 .help = "When enabled, name the individual threads; defaults off.\n"
443 "NOTE: The thread names are for debugging and not a\n"
444 "stable API.",
5d12f961
DDAG		 445 },
446 { /* End of list */ }
447 },
448};
449
6e1d3c1c
IM		 450static QemuOptsList qemu_mem_opts = {
451 .name = "memory",
452 .implied_opt_name = "size",
453 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
454 .merge_lists = true,
455 .desc = {
456 {
457 .name = "size",
458 .type = QEMU_OPT_SIZE,
459 },
c270fb9e
IM		 460 {
461 .name = "slots",
462 .type = QEMU_OPT_NUMBER,
463 },
464 {
465 .name = "maxmem",
466 .type = QEMU_OPT_SIZE,
467 },
6e1d3c1c
IM		 468 { /* end of list */ }
469 },
470};
471
1ad9580b
ST		 472static QemuOptsList qemu_icount_opts = {
473 .name = "icount",
474 .implied_opt_name = "shift",
475 .merge_lists = true,
476 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
477 .desc = {
478 {
479 .name = "shift",
480 .type = QEMU_OPT_STRING,
a8bfac37
ST		 481 }, {
482 .name = "align",
483 .type = QEMU_OPT_BOOL,
f1f4b57e
VC		 484 }, {
485 .name = "sleep",
486 .type = QEMU_OPT_BOOL,
4c27b859
PD		 487 }, {
488 .name = "rr",
489 .type = QEMU_OPT_STRING,
490 }, {
491 .name = "rrfile",
492 .type = QEMU_OPT_STRING,
9c2037d0
PD		 493 }, {
494 .name = "rrsnapshot",
495 .type = QEMU_OPT_STRING,
1ad9580b
ST		 496 },
497 { /* end of list */ }
498 },
499};
500
a38bb079
LI		 501static QemuOptsList qemu_semihosting_config_opts = {
502 .name = "semihosting-config",
503 .implied_opt_name = "enable",
504 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
505 .desc = {
506 {
507 .name = "enable",
508 .type = QEMU_OPT_BOOL,
509 }, {
510 .name = "target",
511 .type = QEMU_OPT_STRING,
a59d31a1
LA		 512 }, {
513 .name = "arg",
514 .type = QEMU_OPT_STRING,
a38bb079
LI		 515 },
516 { /* end of list */ }
517 },
518};
519
81b2b810
GS		 520static QemuOptsList qemu_fw_cfg_opts = {
521 .name = "fw_cfg",
522 .implied_opt_name = "name",
523 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
524 .desc = {
525 {
526 .name = "name",
527 .type = QEMU_OPT_STRING,
528 .help = "Sets the fw_cfg name of the blob to be inserted",
529 }, {
530 .name = "file",
531 .type = QEMU_OPT_STRING,
532 .help = "Sets the name of the file from which\n"
533 "the fw_cfg blob will be loaded",
6407d76e
GS		 534 }, {
535 .name = "string",
536 .type = QEMU_OPT_STRING,
537 .help = "Sets content of the blob to be inserted from a string",
81b2b810
GS		 538 },
539 { /* end of list */ }
540 },
541};
542
7f9d6e54
MA		 543/**
544 * Get machine options
545 *
546 * Returns: machine options (never null).
547 */
548QemuOpts *qemu_get_machine_opts(void)
549{
e96e5ae8 550 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 551}
552
31459f46
RS		 553const char *qemu_get_vm_name(void)
554{
555 return qemu_name;
556}
557
3d3b8303
WX		 558static void res_free(void)
559{
012aef07
MA		 560 g_free(boot_splash_filedata);
561 boot_splash_filedata = NULL;
3d3b8303
WX		 562}
563
28d0de7a 564static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
998bbd74
GH		 565{
566 const char *driver = qemu_opt_get(opts, "driver");
567 int i;
568
569 if (!driver)
570 return 0;
571 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
572 if (strcmp(default_list[i].driver, driver) != 0)
573 continue;
574 *(default_list[i].flag) = 0;
575 }
576 return 0;
577}
578
f5bbfba1
LC		 579/***********************************************************/
580/* QEMU state */
581
047f7038 582static RunState current_run_state = RUN_STATE_PRECONFIG;
f5bbfba1 583
7fb1cf16
EB		 584/* We use RUN_STATE__MAX but any invalid value will do */
585static RunState vmstop_requested = RUN_STATE__MAX;
74892d24
PB		 586static QemuMutex vmstop_lock;
587
5db9d4d1
LC		 588typedef struct {
589 RunState from;
590 RunState to;
591} RunStateTransition;
592
593static const RunStateTransition runstate_transitions_def[] = {
594 /* from -> to */
047f7038
IM		 595 { RUN_STATE_PRECONFIG, RUN_STATE_PRELAUNCH },
596 /* Early switch to inmigrate state to allow -incoming CLI option work
597 * as it used to. TODO: delay actual switching to inmigrate state to
598 * the point after machine is built and remove this hack.
599 */
600 { RUN_STATE_PRECONFIG, RUN_STATE_INMIGRATE },
601
0461d5a6 602 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 603 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 604 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
5db9d4d1 605
ca3fc39e
JQ		 606 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
607 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
29ed72f1 608 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
ca3fc39e
JQ		 609 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
610 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
611 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
612 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
613 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
2a6e6e59 614 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
98799b0d
PB		 615 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
616 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
21142ba7 617 { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
5db9d4d1 618
0461d5a6 619 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 620 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 621 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 622
0461d5a6 623 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 624 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 625 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 626
0461d5a6 627 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 628 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
505d786f 629 { RUN_STATE_PAUSED, RUN_STATE_POSTMIGRATE },
7ec13c79 630 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
21142ba7 631 { RUN_STATE_PAUSED, RUN_STATE_COLO},
5db9d4d1 632
0461d5a6 633 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 634 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
7ec13c79 635 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
5db9d4d1 636
0461d5a6 637 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 638 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 639 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 640
0461d5a6 641 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
505d786f 642 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PAUSED },
0461d5a6 643 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
7ec13c79 644 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
21142ba7 645 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
5db9d4d1 646
0461d5a6 647 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
7ec13c79 648 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
5db9d4d1 649
21142ba7
HZ		 650 { RUN_STATE_COLO, RUN_STATE_RUNNING },
651
0461d5a6
LC		 652 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
653 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
654 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
655 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
656 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
657 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
658 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
659 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
660 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 661 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
21142ba7 662 { RUN_STATE_RUNNING, RUN_STATE_COLO},
5db9d4d1 663
0461d5a6 664 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 665
0461d5a6 666 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 667 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
7ec13c79 668 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
5db9d4d1 669
ad02b96a
LC		 670 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
671 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
672 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
673 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 674 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
21142ba7 675 { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
ad02b96a 676
0461d5a6 677 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 678 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 679 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
21142ba7 680 { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
5db9d4d1 681
df390768 682 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 683 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 684 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
ede085b3 685
7fb1cf16 686 { RUN_STATE__MAX, RUN_STATE__MAX },
5db9d4d1
LC		 687};
688
7fb1cf16 689static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
0461d5a6 690
f5bbfba1
LC		 691bool runstate_check(RunState state)
692{
693 return current_run_state == state;
694}
695
5e0f1940
JQ		 696bool runstate_store(char *str, size_t size)
697{
977c736f 698 const char *state = RunState_str(current_run_state);
5e0f1940
JQ		 699 size_t len = strlen(state) + 1;
700
701 if (len > size) {
702 return false;
703 }
704 memcpy(str, state, len);
705 return true;
706}
707
4fdcac0e 708static void runstate_init(void)
5db9d4d1
LC		 709{
710 const RunStateTransition *p;
711
712 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
7fb1cf16 713 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
5db9d4d1
LC		 714 runstate_valid_transitions[p->from][p->to] = true;
715 }
74892d24
PB		 716
717 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 718}
719
720/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 721void runstate_set(RunState new_state)
722{
7fb1cf16 723 assert(new_state < RUN_STATE__MAX);
207c5cd2 724
e92a2d9c
LZ		 725 if (current_run_state == new_state) {
726 return;
727 }
728
207c5cd2 729 if (!runstate_valid_transitions[current_run_state][new_state]) {
f61eddcb 730 error_report("invalid runstate transition: '%s' -> '%s'",
977c736f
MA		 731 RunState_str(current_run_state),
732 RunState_str(new_state));
5db9d4d1
LC		 733 abort();
734 }
7e866003 735 trace_runstate_set(new_state);
f5bbfba1
LC		 736 current_run_state = new_state;
737}
738
1fa9a5e4 739int runstate_is_running(void)
9e37b9dc 740{
1fa9a5e4 741 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 742}
743
ede085b3
HT		 744bool runstate_needs_reset(void)
745{
746 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 747 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 748}
749
1fa9a5e4 750StatusInfo *qmp_query_status(Error **errp)
1354869c 751{
1fa9a5e4
LC		 752 StatusInfo *info = g_malloc0(sizeof(*info));
753
754 info->running = runstate_is_running();
755 info->singlestep = singlestep;
756 info->status = current_run_state;
757
758 return info;
1354869c
LC		 759}
760
2d76e823 761bool qemu_vmstop_requested(RunState *r)
74892d24
PB		 762{
763 qemu_mutex_lock(&vmstop_lock);
764 *r = vmstop_requested;
7fb1cf16 765 vmstop_requested = RUN_STATE__MAX;
74892d24 766 qemu_mutex_unlock(&vmstop_lock);
7fb1cf16 767 return *r < RUN_STATE__MAX;
74892d24
PB		 768}
769
770void qemu_system_vmstop_request_prepare(void)
771{
772 qemu_mutex_lock(&vmstop_lock);
773}
774
775void qemu_system_vmstop_request(RunState state)
776{
777 vmstop_requested = state;
778 qemu_mutex_unlock(&vmstop_lock);
779 qemu_notify_event();
780}
781
8f0056b7
PB		 782/***********************************************************/
783/* real time host monotonic timer */
09b26c5e 784
2ed1ebcf
PD		 785static time_t qemu_time(void)
786{
787 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
788}
789
f6503059
AZ		 790/***********************************************************/
791/* host time/date access */
792void qemu_get_timedate(struct tm *tm, int offset)
793{
2ed1ebcf 794 time_t ti = qemu_time();
f6503059 795
f6503059
AZ		 796 ti += offset;
797 if (rtc_date_offset == -1) {
798 if (rtc_utc)
eb7ff6fb 799 gmtime_r(&ti, tm);
f6503059 800 else
eb7ff6fb 801 localtime_r(&ti, tm);
f6503059
AZ		 802 } else {
803 ti -= rtc_date_offset;
eb7ff6fb 804 gmtime_r(&ti, tm);
f6503059 805 }
f6503059
AZ		 806}
807
808int qemu_timedate_diff(struct tm *tm)
809{
810 time_t seconds;
811
812 if (rtc_date_offset == -1)
813 if (rtc_utc)
814 seconds = mktimegm(tm);
f54c556c
GN		 815 else {
816 struct tm tmp = *tm;
817 tmp.tm_isdst = -1; /* use timezone to figure it out */
818 seconds = mktime(&tmp);
819 }
f6503059
AZ		 820 else
821 seconds = mktimegm(tm) + rtc_date_offset;
822
2ed1ebcf 823 return seconds - qemu_time();
f6503059
AZ		 824}
825
1ed2fc1f
JK		 826static void configure_rtc_date_offset(const char *startdate, int legacy)
827{
828 time_t rtc_start_date;
829 struct tm tm;
830
831 if (!strcmp(startdate, "now") && legacy) {
832 rtc_date_offset = -1;
833 } else {
834 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
835 &tm.tm_year,
836 &tm.tm_mon,
837 &tm.tm_mday,
838 &tm.tm_hour,
839 &tm.tm_min,
840 &tm.tm_sec) == 6) {
841 /* OK */
842 } else if (sscanf(startdate, "%d-%d-%d",
843 &tm.tm_year,
844 &tm.tm_mon,
845 &tm.tm_mday) == 3) {
846 tm.tm_hour = 0;
847 tm.tm_min = 0;
848 tm.tm_sec = 0;
849 } else {
850 goto date_fail;
851 }
852 tm.tm_year -= 1900;
853 tm.tm_mon--;
854 rtc_start_date = mktimegm(&tm);
855 if (rtc_start_date == -1) {
856 date_fail:
f61eddcb
EH		 857 error_report("invalid date format");
858 error_printf("valid formats: "
859 "'2006-06-17T16:01:21' or '2006-06-17'\n");
1ed2fc1f
JK		 860 exit(1);
861 }
2ed1ebcf 862 rtc_date_offset = qemu_time() - rtc_start_date;
1ed2fc1f
JK		 863 }
864}
865
866static void configure_rtc(QemuOpts *opts)
867{
868 const char *value;
869
870 value = qemu_opt_get(opts, "base");
871 if (value) {
872 if (!strcmp(value, "utc")) {
873 rtc_utc = 1;
874 } else if (!strcmp(value, "localtime")) {
0194749a 875 Error *blocker = NULL;
1ed2fc1f 876 rtc_utc = 0;
0194749a
PD		 877 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
878 "-rtc base=localtime");
879 replay_add_blocker(blocker);
1ed2fc1f
JK		 880 } else {
881 configure_rtc_date_offset(value, 0);
882 }
883 }
6875204c
JK		 884 value = qemu_opt_get(opts, "clock");
885 if (value) {
886 if (!strcmp(value, "host")) {
884f17c2 887 rtc_clock = QEMU_CLOCK_HOST;
78808141 888 } else if (!strcmp(value, "rt")) {
884f17c2 889 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 890 } else if (!strcmp(value, "vm")) {
884f17c2 891 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c 892 } else {
f61eddcb 893 error_report("invalid option value '%s'", value);
6875204c
JK		 894 exit(1);
895 }
896 }
1ed2fc1f
JK		 897 value = qemu_opt_get(opts, "driftfix");
898 if (value) {
7e4c0336 899 if (!strcmp(value, "slew")) {
16714b16
EH		 900 static GlobalProperty slew_lost_ticks = {
901 .driver = "mc146818rtc",
902 .property = "lost_tick_policy",
903 .value = "slew",
433acf0d
JK		 904 };
905
16714b16 906 qdev_prop_register_global(&slew_lost_ticks);
7e4c0336 907 } else if (!strcmp(value, "none")) {
433acf0d 908 /* discard is default */
1ed2fc1f 909 } else {
f61eddcb 910 error_report("invalid option value '%s'", value);
1ed2fc1f
JK		 911 exit(1);
912 }
913 }
1ed2fc1f
JK		 914}
915
1ae26a18
AZ		 916/***********************************************************/
917/* Bluetooth support */
918static int nb_hcis;
919static int cur_hci;
920static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 921
1ae26a18
AZ		 922struct HCIInfo *qemu_next_hci(void)
923{
924 if (cur_hci == nb_hcis)
925 return &null_hci;
926
927 return hci_table[cur_hci++];
928}
929
dc72ac14
AZ		 930static int bt_hci_parse(const char *str)
931{
932 struct HCIInfo *hci;
c227f099 933 bdaddr_t bdaddr;
dc72ac14
AZ		 934
935 if (nb_hcis >= MAX_NICS) {
3e515373 936 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
dc72ac14
AZ		 937 return -1;
938 }
939
940 hci = hci_init(str);
941 if (!hci)
942 return -1;
943
944 bdaddr.b[0] = 0x52;
945 bdaddr.b[1] = 0x54;
946 bdaddr.b[2] = 0x00;
947 bdaddr.b[3] = 0x12;
948 bdaddr.b[4] = 0x34;
949 bdaddr.b[5] = 0x56 + nb_hcis;
950 hci->bdaddr_set(hci, bdaddr.b);
951
952 hci_table[nb_hcis++] = hci;
953
954 return 0;
955}
956
957static void bt_vhci_add(int vlan_id)
958{
959 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
960
961 if (!vlan->slave)
3dc6f869
AF		 962 warn_report("adding a VHCI to an empty scatternet %i",
963 vlan_id);
dc72ac14
AZ		 964
965 bt_vhci_init(bt_new_hci(vlan));
966}
967
968static struct bt_device_s *bt_device_add(const char *opt)
969{
970 struct bt_scatternet_s *vlan;
971 int vlan_id = 0;
972 char *endp = strstr(opt, ",vlan=");
973 int len = (endp ? endp - opt : strlen(opt)) + 1;
974 char devname[10];
975
976 pstrcpy(devname, MIN(sizeof(devname), len), opt);
977
978 if (endp) {
979 vlan_id = strtol(endp + 6, &endp, 0);
980 if (*endp) {
f61eddcb 981 error_report("unrecognised bluetooth vlan Id");
dc72ac14
AZ		 982 return 0;
983 }
984 }
985
986 vlan = qemu_find_bt_vlan(vlan_id);
987
988 if (!vlan->slave)
3dc6f869
AF		 989 warn_report("adding a slave device to an empty scatternet %i",
990 vlan_id);
dc72ac14
AZ		 991
992 if (!strcmp(devname, "keyboard"))
993 return bt_keyboard_init(vlan);
994
4cd70f34 995 error_report("unsupported bluetooth device '%s'", devname);
dc72ac14
AZ		 996 return 0;
997}
998
999static int bt_parse(const char *opt)
1000{
1001 const char *endp, *p;
1002 int vlan;
1003
1004 if (strstart(opt, "hci", &endp)) {
1005 if (!*endp || *endp == ',') {
1006 if (*endp)
1007 if (!strstart(endp, ",vlan=", 0))
1008 opt = endp + 1;
1009
1010 return bt_hci_parse(opt);
1011 }
1012 } else if (strstart(opt, "vhci", &endp)) {
1013 if (!*endp || *endp == ',') {
1014 if (*endp) {
1015 if (strstart(endp, ",vlan=", &p)) {
1016 vlan = strtol(p, (char **) &endp, 0);
1017 if (*endp) {
f61eddcb 1018 error_report("bad scatternet '%s'", p);
dc72ac14
AZ		 1019 return 1;
1020 }
1021 } else {
f61eddcb 1022 error_report("bad parameter '%s'", endp + 1);
dc72ac14
AZ		 1023 return 1;
1024 }
1025 } else
1026 vlan = 0;
1027
1028 bt_vhci_add(vlan);
1029 return 0;
1030 }
1031 } else if (strstart(opt, "device:", &endp))
1032 return !bt_device_add(endp);
1033
f61eddcb 1034 error_report("bad bluetooth parameter '%s'", opt);
dc72ac14
AZ		 1035 return 1;
1036}
1037
28d0de7a 1038static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
5d12f961
DDAG		 1039{
1040 const char *proc_name;
1041
8f480de0
DDAG		 1042 if (qemu_opt_get(opts, "debug-threads")) {
1043 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1044 }
5d12f961
DDAG		 1045 qemu_name = qemu_opt_get(opts, "guest");
1046
1047 proc_name = qemu_opt_get(opts, "process");
1048 if (proc_name) {
1049 os_set_proc_name(proc_name);
1050 }
5b9d313e
DDAG		 1051
1052 return 0;
5d12f961
DDAG		 1053}
1054
f8b6f8ed
MA		 1055bool defaults_enabled(void)
1056{
1057 return has_defaults;
1058}
1059
587ed6be 1060#ifndef _WIN32
28d0de7a 1061static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1062{
1063 int fd, dupfd, flags;
1064 int64_t fdset_id;
1065 const char *fd_opaque = NULL;
636a30a8 1066 AddfdInfo *fdinfo;
587ed6be
CB		 1067
1068 fd = qemu_opt_get_number(opts, "fd", -1);
1069 fdset_id = qemu_opt_get_number(opts, "set", -1);
1070 fd_opaque = qemu_opt_get(opts, "opaque");
1071
1072 if (fd < 0) {
1459407e 1073 error_report("fd option is required and must be non-negative");
587ed6be
CB		 1074 return -1;
1075 }
1076
1077 if (fd <= STDERR_FILENO) {
1459407e 1078 error_report("fd cannot be a standard I/O stream");
587ed6be
CB		 1079 return -1;
1080 }
1081
1082 /*
1083 * All fds inherited across exec() necessarily have FD_CLOEXEC
1084 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1085 */
1086 flags = fcntl(fd, F_GETFD);
1087 if (flags == -1 || (flags & FD_CLOEXEC)) {
1459407e 1088 error_report("fd is not valid or already in use");
587ed6be
CB		 1089 return -1;
1090 }
1091
1092 if (fdset_id < 0) {
1459407e 1093 error_report("set option is required and must be non-negative");
587ed6be
CB		 1094 return -1;
1095 }
1096
1097#ifdef F_DUPFD_CLOEXEC
1098 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1099#else
1100 dupfd = dup(fd);
1101 if (dupfd != -1) {
1102 qemu_set_cloexec(dupfd);
1103 }
1104#endif
1105 if (dupfd == -1) {
3e515373 1106 error_report("error duplicating fd: %s", strerror(errno));
587ed6be
CB		 1107 return -1;
1108 }
1109
1110 /* add the duplicate fd, and optionally the opaque string, to the fd set */
636a30a8
PB		 1111 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1112 &error_abort);
1113 g_free(fdinfo);
587ed6be
CB		 1114
1115 return 0;
1116}
1117
28d0de7a 1118static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1119{
1120 int fd;
1121
1122 fd = qemu_opt_get_number(opts, "fd", -1);
1123 close(fd);
1124
1125 return 0;
1126}
1127#endif
1128
1ae26a18
AZ		 1129/***********************************************************/
1130/* QEMU Block devices */
1131
2292ddae
MA		 1132#define HD_OPTS "media=disk"
1133#define CDROM_OPTS "media=cdrom"
1134#define FD_OPTS ""
1135#define PFLASH_OPTS ""
1136#define MTD_OPTS ""
1137#define SD_OPTS ""
e4bcb14c 1138
28d0de7a 1139static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1140{
2d0d2837 1141 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1142
60e19e06 1143 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1144}
1145
28d0de7a 1146static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1147{
28de2f88 1148 if (qemu_opt_get(opts, "snapshot") == NULL) {
f43e47db 1149 qemu_opt_set(opts, "snapshot", "on", &error_abort);
9dfd7c7a
GH		 1150 }
1151 return 0;
1152}
1153
3c42ea66
CB		 1154static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1155 int index, const char *optstr)
4e5d9b57
MA		 1156{
1157 QemuOpts *opts;
a66c9dc7 1158 DriveInfo *dinfo;
4e5d9b57 1159
4e5d9b57
MA		 1160 if (!enable || drive_get_by_index(type, index)) {
1161 return;
1162 }
1163
1164 opts = drive_add(type, index, NULL, optstr);
1165 if (snapshot) {
28d0de7a 1166 drive_enable_snapshot(NULL, opts, NULL);
4e5d9b57 1167 }
a66c9dc7
JS		 1168
1169 dinfo = drive_new(opts, type);
1170 if (!dinfo) {
4e5d9b57
MA		 1171 exit(1);
1172 }
a66c9dc7
JS		 1173 dinfo->is_default = true;
1174
4e5d9b57
MA		 1175}
1176
12b7f57e
MT		 1177static QemuOptsList qemu_smp_opts = {
1178 .name = "smp-opts",
1179 .implied_opt_name = "cpus",
1180 .merge_lists = true,
1181 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1182 .desc = {
1183 {
1184 .name = "cpus",
1185 .type = QEMU_OPT_NUMBER,
1186 }, {
1187 .name = "sockets",
1188 .type = QEMU_OPT_NUMBER,
1189 }, {
1190 .name = "cores",
1191 .type = QEMU_OPT_NUMBER,
1192 }, {
1193 .name = "threads",
1194 .type = QEMU_OPT_NUMBER,
1195 }, {
1196 .name = "maxcpus",
1197 .type = QEMU_OPT_NUMBER,
1198 },
1199 { /*End of list */ }
1200 },
1201};
1202
1203static void smp_parse(QemuOpts *opts)
dc6b1c09 1204{
12b7f57e 1205 if (opts) {
12b7f57e
MT		 1206 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1207 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1208 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1209 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1210
1211 /* compute missing values, prefer sockets over cores over threads */
1212 if (cpus == 0 || sockets == 0) {
1213 sockets = sockets > 0 ? sockets : 1;
1214 cores = cores > 0 ? cores : 1;
dc6b1c09 1215 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1216 if (cpus == 0) {
1217 cpus = cores * threads * sockets;
1218 }
719cac1c
EH		 1219 } else if (cores == 0) {
1220 threads = threads > 0 ? threads : 1;
1221 cores = cpus / (sockets * threads);
66f37d36 1222 cores = cores > 0 ? cores : 1;
ec2cbbdd 1223 } else if (threads == 0) {
719cac1c 1224 threads = cpus / (cores * sockets);
66f37d36 1225 threads = threads > 0 ? threads : 1;
ec2cbbdd 1226 } else if (sockets * cores * threads < cpus) {
f61eddcb
EH		 1227 error_report("cpu topology: "
1228 "sockets (%u) * cores (%u) * threads (%u) < "
1229 "smp_cpus (%u)",
1230 sockets, cores, threads, cpus);
ec2cbbdd 1231 exit(1);
dc6b1c09 1232 }
12b7f57e 1233
a32ef3bf 1234 max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
0544edd8 1235
0544edd8
AJ		 1236 if (max_cpus < cpus) {
1237 error_report("maxcpus must be equal to or greater than smp");
1238 exit(1);
1239 }
1240
a32ef3bf 1241 if (sockets * cores * threads > max_cpus) {
f61eddcb
EH		 1242 error_report("cpu topology: "
1243 "sockets (%u) * cores (%u) * threads (%u) > "
1244 "maxcpus (%u)",
1245 sockets, cores, threads, max_cpus);
a32ef3bf
TH		 1246 exit(1);
1247 }
12b7f57e
MT		 1248
1249 smp_cpus = cpus;
0544edd8
AJ		 1250 smp_cores = cores;
1251 smp_threads = threads;
12b7f57e
MT		 1252 }
1253
0544edd8 1254 if (smp_cpus > 1) {
0194749a
PD		 1255 Error *blocker = NULL;
1256 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp");
1257 replay_add_blocker(blocker);
1258 }
dc6b1c09
AP		 1259}
1260
28d16f38 1261static void realtime_init(void)
888a6bc6 1262{
888a6bc6
SM		 1263 if (enable_mlock) {
1264 if (os_mlock() < 0) {
f61eddcb 1265 error_report("locking memory failed");
888a6bc6
SM		 1266 exit(1);
1267 }
1268 }
1269}
1270
5e2ac519
SA		 1271
1272static void configure_msg(QemuOpts *opts)
1273{
1274 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1275}
1276
cfe67cef
LA		 1277/***********************************************************/
1278/* Semihosting */
1279
1280typedef struct SemihostingConfig {
1281 bool enabled;
1282 SemihostingTarget target;
a59d31a1
LA		 1283 const char **argv;
1284 int argc;
1285 const char *cmdline; /* concatenated argv */
cfe67cef
LA		 1286} SemihostingConfig;
1287
1288static SemihostingConfig semihosting;
1289
1290bool semihosting_enabled(void)
1291{
1292 return semihosting.enabled;
1293}
1294
1295SemihostingTarget semihosting_get_target(void)
1296{
1297 return semihosting.target;
1298}
1299
a59d31a1
LA		 1300const char *semihosting_get_arg(int i)
1301{
1302 if (i >= semihosting.argc) {
1303 return NULL;
1304 }
1305 return semihosting.argv[i];
1306}
1307
1308int semihosting_get_argc(void)
1309{
1310 return semihosting.argc;
1311}
1312
1313const char *semihosting_get_cmdline(void)
1314{
1315 if (semihosting.cmdline == NULL && semihosting.argc > 0) {
1316 semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
1317 }
1318 return semihosting.cmdline;
1319}
1320
1321static int add_semihosting_arg(void *opaque,
1322 const char *name, const char *val,
1323 Error **errp)
1324{
1325 SemihostingConfig *s = opaque;
1326 if (strcmp(name, "arg") == 0) {
1327 s->argc++;
1328 /* one extra element as g_strjoinv() expects NULL-terminated array */
1329 s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
1330 s->argv[s->argc - 1] = val;
1331 s->argv[s->argc] = NULL;
1332 }
1333 return 0;
1334}
1335
1336/* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
1337static inline void semihosting_arg_fallback(const char *file, const char *cmd)
1338{
1339 char *cmd_token;
1340
1341 /* argv[0] */
1342 add_semihosting_arg(&semihosting, "arg", file, NULL);
1343
1344 /* split -append and initialize argv[1..n] */
1345 cmd_token = strtok(g_strdup(cmd), " ");
1346 while (cmd_token) {
1347 add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
1348 cmd_token = strtok(NULL, " ");
1349 }
1350}
1351
79814179
TC		 1352/* Now we still need this for compatibility with XEN. */
1353bool has_igd_gfx_passthru;
1354static void igd_gfx_passthru(void)
1355{
1356 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1357}
1358
a594cfbf
FB		 1359/***********************************************************/
1360/* USB devices */
1361
fb08000c 1362static int usb_device_add(const char *devname)
a594cfbf 1363{
a5d2f727 1364 USBDevice *dev = NULL;
a594cfbf 1365
4bcbe0b6 1366 if (!machine_usb(current_machine)) {
a594cfbf 1367 return -1;
094b287f 1368 }
a594cfbf 1369
0958b4cc 1370 dev = usbdevice_create(devname);
0d92ed30
PB		 1371 if (!dev)
1372 return -1;
1373
a594cfbf
FB		 1374 return 0;
1375}
1376
bd3c948d
GH		 1377static int usb_parse(const char *cmdline)
1378{
59d1c1c2 1379 int r;
fb08000c 1380 r = usb_device_add(cmdline);
59d1c1c2 1381 if (r < 0) {
f61eddcb 1382 error_report("could not add USB device '%s'", cmdline);
59d1c1c2
ST		 1383 }
1384 return r;
bd3c948d
GH		 1385}
1386
cc1daa40
FB		 1387/***********************************************************/
1388/* machine registration */
1389
0056ae24 1390MachineState *current_machine;
cc1daa40 1391
0056ae24 1392static MachineClass *find_machine(const char *name)
cc1daa40 1393{
261747f1 1394 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1395 MachineClass *mc = NULL;
cc1daa40 1396
261747f1 1397 for (el = machines; el; el = el->next) {
0056ae24 1398 MachineClass *temp = el->data;
261747f1 1399
958db90c 1400 if (!strcmp(temp->name, name)) {
0056ae24 1401 mc = temp;
261747f1
MA		 1402 break;
1403 }
958db90c
MA		 1404 if (temp->alias &&
1405 !strcmp(temp->alias, name)) {
0056ae24 1406 mc = temp;
261747f1
MA		 1407 break;
1408 }
cc1daa40 1409 }
261747f1
MA		 1410
1411 g_slist_free(machines);
0056ae24 1412 return mc;
cc1daa40
FB		 1413}
1414
0056ae24 1415MachineClass *find_default_machine(void)
0c257437 1416{
261747f1 1417 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1418 MachineClass *mc = NULL;
0c257437 1419
261747f1 1420 for (el = machines; el; el = el->next) {
0056ae24 1421 MachineClass *temp = el->data;
261747f1 1422
958db90c 1423 if (temp->is_default) {
0056ae24 1424 mc = temp;
261747f1 1425 break;
0c257437
AL		 1426 }
1427 }
261747f1
MA		 1428
1429 g_slist_free(machines);
0056ae24 1430 return mc;
0c257437
AL		 1431}
1432
01d3c80d
AL		 1433MachineInfoList *qmp_query_machines(Error **errp)
1434{
261747f1 1435 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1436 MachineInfoList *mach_list = NULL;
01d3c80d 1437
261747f1
MA		 1438 for (el = machines; el; el = el->next) {
1439 MachineClass *mc = el->data;
01d3c80d
AL		 1440 MachineInfoList *entry;
1441 MachineInfo *info;
1442
1443 info = g_malloc0(sizeof(*info));
958db90c 1444 if (mc->is_default) {
01d3c80d
AL		 1445 info->has_is_default = true;
1446 info->is_default = true;
1447 }
1448
958db90c 1449 if (mc->alias) {
01d3c80d 1450 info->has_alias = true;
958db90c 1451 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1452 }
1453
958db90c
MA		 1454 info->name = g_strdup(mc->name);
1455 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
c5514d0e 1456 info->hotpluggable_cpus = mc->has_hotpluggable_cpus;
01d3c80d
AL		 1457
1458 entry = g_malloc0(sizeof(*entry));
1459 entry->value = info;
1460 entry->next = mach_list;
1461 mach_list = entry;
1462 }
1463
261747f1 1464 g_slist_free(machines);
01d3c80d
AL		 1465 return mach_list;
1466}
1467
52eb3dfd
MA		 1468static int machine_help_func(QemuOpts *opts, MachineState *machine)
1469{
1470 ObjectProperty *prop;
7746abd8 1471 ObjectPropertyIterator iter;
52eb3dfd
MA		 1472
1473 if (!qemu_opt_has_help_opt(opts)) {
1474 return 0;
1475 }
1476
7746abd8
DB		 1477 object_property_iter_init(&iter, OBJECT(machine));
1478 while ((prop = object_property_iter_next(&iter))) {
52eb3dfd
MA		 1479 if (!prop->set) {
1480 continue;
1481 }
1482
1483 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1484 prop->name, prop->type);
1485 if (prop->description) {
1486 error_printf(" (%s)\n", prop->description);
1487 } else {
1488 error_printf("\n");
1489 }
1490 }
1491
1492 return 1;
1493}
1494
8a7ddc38
FB		 1495/***********************************************************/
1496/* main execution loop */
1497
0bd48850
FB		 1498struct vm_change_state_entry {
1499 VMChangeStateHandler *cb;
1500 void *opaque;
72cf2d4f 1501 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1502};
1503
72cf2d4f 1504static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1505
1506VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1507 void *opaque)
1508{
1509 VMChangeStateEntry *e;
1510
7267c094 1511 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1512
1513 e->cb = cb;
1514 e->opaque = opaque;
72cf2d4f 1515 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1516 return e;
1517}
1518
1519void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1520{
72cf2d4f 1521 QLIST_REMOVE (e, entries);
7267c094 1522 g_free (e);
0bd48850
FB		 1523}
1524
1dfb4dd9 1525void vm_state_notify(int running, RunState state)
0bd48850 1526{
9b10ac86 1527 VMChangeStateEntry *e, *next;
0bd48850 1528
1dfb4dd9 1529 trace_vm_state_notify(running, state);
94b0b5ff 1530
9b10ac86 1531 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1532 e->cb(e->opaque, running, state);
0bd48850
FB		 1533 }
1534}
1535
aedbe192
EB		 1536static ShutdownCause reset_requested;
1537static ShutdownCause shutdown_requested;
1538static int shutdown_signal;
f64622c4 1539static pid_t shutdown_pid;
3475187d 1540static int powerdown_requested;
8cf71710 1541static int debug_requested;
95b363b5 1542static int suspend_requested;
047f7038 1543static bool preconfig_exit_requested = true;
4bc78a87 1544static WakeupReason wakeup_reason;
a9552c8e
IM		 1545static NotifierList powerdown_notifiers =
1546 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1547static NotifierList suspend_notifiers =
1548 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1549static NotifierList wakeup_notifiers =
1550 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1551static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1552
aedbe192 1553ShutdownCause qemu_shutdown_requested_get(void)
1291eb35
AP		 1554{
1555 return shutdown_requested;
1556}
1557
aedbe192 1558ShutdownCause qemu_reset_requested_get(void)
1291eb35
AP		 1559{
1560 return reset_requested;
1561}
1562
4fdcac0e 1563static int qemu_shutdown_requested(void)
cf7a2fe2 1564{
aedbe192 1565 return atomic_xchg(&shutdown_requested, SHUTDOWN_CAUSE_NONE);
cf7a2fe2
AJ		 1566}
1567
4fdcac0e 1568static void qemu_kill_report(void)
f64622c4 1569{
7af88279 1570 if (!qtest_driver() && shutdown_signal) {
f1d3fb04
PM		 1571 if (shutdown_pid == 0) {
1572 /* This happens for eg ^C at the terminal, so it's worth
1573 * avoiding printing an odd message in that case.
1574 */
f61eddcb 1575 error_report("terminating on signal %d", shutdown_signal);
f1d3fb04 1576 } else {
fbe7e332
MP		 1577 char *shutdown_cmd = qemu_get_pid_name(shutdown_pid);
1578
1579 error_report("terminating on signal %d from pid " FMT_pid " (%s)",
1580 shutdown_signal, shutdown_pid,
1581 shutdown_cmd ? shutdown_cmd : "<unknown process>");
1582 g_free(shutdown_cmd);
f1d3fb04 1583 }
7af88279 1584 shutdown_signal = 0;
f64622c4
GN		 1585 }
1586}
1587
aedbe192 1588static ShutdownCause qemu_reset_requested(void)
cf7a2fe2 1589{
aedbe192
EB		 1590 ShutdownCause r = reset_requested;
1591
8bd7f71d 1592 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
aedbe192 1593 reset_requested = SHUTDOWN_CAUSE_NONE;
8bd7f71d
PD		 1594 return r;
1595 }
aedbe192 1596 return SHUTDOWN_CAUSE_NONE;
cf7a2fe2
AJ		 1597}
1598
95b363b5
GH		 1599static int qemu_suspend_requested(void)
1600{
1601 int r = suspend_requested;
8bd7f71d
PD		 1602 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1603 suspend_requested = 0;
1604 return r;
1605 }
1606 return false;
95b363b5
GH		 1607}
1608
4bc78a87 1609static WakeupReason qemu_wakeup_requested(void)
14058196 1610{
4bc78a87 1611 return wakeup_reason;
14058196
LC		 1612}
1613
4fdcac0e 1614static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1615{
1616 int r = powerdown_requested;
1617 powerdown_requested = 0;
1618 return r;
1619}
1620
e568902a
AL		 1621static int qemu_debug_requested(void)
1622{
1623 int r = debug_requested;
1624 debug_requested = 0;
1625 return r;
1626}
1627
047f7038
IM		 1628void qemu_exit_preconfig_request(void)
1629{
1630 preconfig_exit_requested = true;
1631}
1632
aedbe192
EB		 1633/*
1634 * Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE.
1635 */
1636void qemu_system_reset(ShutdownCause reason)
be522029 1637{
0056ae24
MA		 1638 MachineClass *mc;
1639
1640 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1641
efdaf797
DG		 1642 cpu_synchronize_all_states();
1643
958db90c
MA		 1644 if (mc && mc->reset) {
1645 mc->reset();
be522029
DG		 1646 } else {
1647 qemu_devices_reset();
1648 }
76ed4b18 1649 if (reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
08fba7ac
EB		 1650 qapi_event_send_reset(shutdown_caused_by_guest(reason),
1651 &error_abort);
e063eb1f 1652 }
ea375f9a 1653 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1654}
1655
c86f106b 1656void qemu_system_guest_panicked(GuestPanicInformation *info)
5f5b5942 1657{
4ada99ad 1658 qemu_log_mask(LOG_GUEST_ERROR, "Guest crashed");
f47291b7 1659
bac05aa9
AS		 1660 if (current_cpu) {
1661 current_cpu->crash_occurred = true;
1662 }
c86f106b
AN		 1663 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE,
1664 !!info, info, &error_abort);
5f5b5942 1665 vm_stop(RUN_STATE_GUEST_PANICKED);
864111f4
CB		 1666 if (!no_shutdown) {
1667 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_POWEROFF,
c86f106b 1668 !!info, info, &error_abort);
cf83f140 1669 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_PANIC);
864111f4 1670 }
c86f106b
AN		 1671
1672 if (info) {
e8ed97a6 1673 if (info->type == GUEST_PANIC_INFORMATION_TYPE_HYPER_V) {
4ada99ad 1674 qemu_log_mask(LOG_GUEST_ERROR, "\nHV crash parameters: (%#"PRIx64
f47291b7 1675 " %#"PRIx64" %#"PRIx64" %#"PRIx64" %#"PRIx64")\n",
e8ed97a6
AN		 1676 info->u.hyper_v.arg1,
1677 info->u.hyper_v.arg2,
1678 info->u.hyper_v.arg3,
1679 info->u.hyper_v.arg4,
1680 info->u.hyper_v.arg5);
4ada99ad
CB		 1681 } else if (info->type == GUEST_PANIC_INFORMATION_TYPE_S390) {
1682 qemu_log_mask(LOG_GUEST_ERROR, " on cpu %d: %s\n"
1683 "PSW: 0x%016" PRIx64 " 0x%016" PRIx64"\n",
1684 info->u.s390.core,
1685 S390CrashReason_str(info->u.s390.reason),
1686 info->u.s390.psw_mask,
1687 info->u.s390.psw_addr);
f47291b7 1688 }
c86f106b
AN		 1689 qapi_free_GuestPanicInformation(info);
1690 }
5f5b5942
AS		 1691}
1692
cf83f140 1693void qemu_system_reset_request(ShutdownCause reason)
bb0c6722 1694{
76ed4b18 1695 if (no_reboot && reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
cf83f140 1696 shutdown_requested = reason;
d1beab82 1697 } else {
cf83f140 1698 reset_requested = reason;
d1beab82 1699 }
b4a3d965 1700 cpu_stop_current();
d9f75a4e 1701 qemu_notify_event();
bb0c6722
FB		 1702}
1703
95b363b5
GH		 1704static void qemu_system_suspend(void)
1705{
1706 pause_all_vcpus();
1707 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1708 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1709 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1710}
1711
1712void qemu_system_suspend_request(void)
1713{
9abc62f6 1714 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1715 return;
1716 }
1717 suspend_requested = 1;
1718 cpu_stop_current();
1719 qemu_notify_event();
1720}
1721
1722void qemu_register_suspend_notifier(Notifier *notifier)
1723{
1724 notifier_list_add(&suspend_notifiers, notifier);
1725}
1726
1727void qemu_system_wakeup_request(WakeupReason reason)
1728{
4fed9421
AK		 1729 trace_system_wakeup_request(reason);
1730
9abc62f6 1731 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1732 return;
1733 }
1734 if (!(wakeup_reason_mask & (1 << reason))) {
1735 return;
1736 }
ad02b96a 1737 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1738 wakeup_reason = reason;
95b363b5 1739 qemu_notify_event();
95b363b5
GH		 1740}
1741
1742void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1743{
1744 if (enabled) {
1745 wakeup_reason_mask |= (1 << reason);
1746 } else {
1747 wakeup_reason_mask &= ~(1 << reason);
1748 }
1749}
1750
1751void qemu_register_wakeup_notifier(Notifier *notifier)
1752{
1753 notifier_list_add(&wakeup_notifiers, notifier);
1754}
1755
f64622c4
GN		 1756void qemu_system_killed(int signal, pid_t pid)
1757{
1758 shutdown_signal = signal;
1759 shutdown_pid = pid;
d9389b96 1760 no_shutdown = 0;
8bd7f71d
PD		 1761
1762 /* Cannot call qemu_system_shutdown_request directly because
1763 * we are in a signal handler.
1764 */
aedbe192 1765 shutdown_requested = SHUTDOWN_CAUSE_HOST_SIGNAL;
8bd7f71d 1766 qemu_notify_event();
f64622c4
GN		 1767}
1768
cf83f140 1769void qemu_system_shutdown_request(ShutdownCause reason)
bb0c6722 1770{
cf83f140
EB		 1771 trace_qemu_system_shutdown_request(reason);
1772 replay_shutdown_request(reason);
1773 shutdown_requested = reason;
d9f75a4e 1774 qemu_notify_event();
bb0c6722
FB		 1775}
1776
013c2f15
IM		 1777static void qemu_system_powerdown(void)
1778{
0aab9ec3 1779 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1780 notifier_list_notify(&powerdown_notifiers, NULL);
1781}
1782
3475187d
FB		 1783void qemu_system_powerdown_request(void)
1784{
bc78cff9 1785 trace_qemu_system_powerdown_request();
3475187d 1786 powerdown_requested = 1;
d9f75a4e
AL		 1787 qemu_notify_event();
1788}
1789
a9552c8e
IM		 1790void qemu_register_powerdown_notifier(Notifier *notifier)
1791{
1792 notifier_list_add(&powerdown_notifiers, notifier);
1793}
1794
8cf71710
JK		 1795void qemu_system_debug_request(void)
1796{
1797 debug_requested = 1;
83f338f7 1798 qemu_notify_event();
8cf71710
JK		 1799}
1800
99435906
PB		 1801static bool main_loop_should_exit(void)
1802{
1803 RunState r;
aedbe192
EB		 1804 ShutdownCause request;
1805
047f7038
IM		 1806 if (preconfig_exit_requested) {
1807 if (runstate_check(RUN_STATE_PRECONFIG)) {
1808 runstate_set(RUN_STATE_PRELAUNCH);
1809 }
1810 preconfig_exit_requested = false;
1811 return true;
1812 }
99435906
PB		 1813 if (qemu_debug_requested()) {
1814 vm_stop(RUN_STATE_DEBUG);
1815 }
95b363b5
GH		 1816 if (qemu_suspend_requested()) {
1817 qemu_system_suspend();
1818 }
aedbe192
EB		 1819 request = qemu_shutdown_requested();
1820 if (request) {
99435906 1821 qemu_kill_report();
08fba7ac
EB		 1822 qapi_event_send_shutdown(shutdown_caused_by_guest(request),
1823 &error_abort);
99435906
PB		 1824 if (no_shutdown) {
1825 vm_stop(RUN_STATE_SHUTDOWN);
1826 } else {
1827 return true;
1828 }
1829 }
aedbe192
EB		 1830 request = qemu_reset_requested();
1831 if (request) {
99435906 1832 pause_all_vcpus();
aedbe192 1833 qemu_system_reset(request);
99435906 1834 resume_all_vcpus();
7ec13c79
DL		 1835 if (!runstate_check(RUN_STATE_RUNNING) &&
1836 !runstate_check(RUN_STATE_INMIGRATE)) {
1837 runstate_set(RUN_STATE_PRELAUNCH);
99435906
PB		 1838 }
1839 }
14058196
LC		 1840 if (qemu_wakeup_requested()) {
1841 pause_all_vcpus();
aedbe192 1842 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
4bc78a87
LJ		 1843 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1844 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1845 resume_all_vcpus();
7a906f7f 1846 qapi_event_send_wakeup(&error_abort);
14058196 1847 }
99435906 1848 if (qemu_powerdown_requested()) {
013c2f15 1849 qemu_system_powerdown();
99435906
PB		 1850 }
1851 if (qemu_vmstop_requested(&r)) {
1852 vm_stop(r);
1853 }
1854 return false;
1855}
1856
43b96858
AL		 1857static void main_loop(void)
1858{
8e1b90ec
JK		 1859#ifdef CONFIG_PROFILER
1860 int64_t ti;
1861#endif
0f5319ea 1862 while (!main_loop_should_exit()) {
89bfc105 1863#ifdef CONFIG_PROFILER
46481d39 1864 ti = profile_getclock();
89bfc105 1865#endif
e330c118 1866 main_loop_wait(false);
89bfc105 1867#ifdef CONFIG_PROFILER
46481d39 1868 dev_time += profile_getclock() - ti;
89bfc105 1869#endif
0f5319ea 1870 }
b4608c04
FB		 1871}
1872
9bd7e6d9
PB		 1873static void version(void)
1874{
7e563bfb 1875 printf("QEMU emulator version " QEMU_FULL_VERSION "\n"
d915b7bb 1876 QEMU_COPYRIGHT "\n");
9bd7e6d9
PB		 1877}
1878
15f82208 1879static void help(int exitcode)
0824d6fc 1880{
a3adb7ad
ME		 1881 version();
1882 printf("usage: %s [options] [disk_image]\n\n"
1883 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1884 error_get_progname());
1885
77bd1119
ME		 1886#define QEMU_OPTIONS_GENERATE_HELP
1887#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1888
1889 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1890 "ctrl-alt-f toggle full screen\n"
1891 "ctrl-alt-n switch to virtual console 'n'\n"
1892 "ctrl-alt toggle mouse and keyboard grab\n"
1893 "\n"
f5048cb7
EB		 1894 "When using -nographic, press 'ctrl-a h' to get some help.\n"
1895 "\n"
1896 QEMU_HELP_BOTTOM "\n");
a3adb7ad 1897
15f82208 1898 exit(exitcode);
0824d6fc
FB		 1899}
1900
cd6f1169
FB		 1901#define HAS_ARG 0x0001
1902
cd6f1169
FB		 1903typedef struct QEMUOption {
1904 const char *name;
1905 int flags;
1906 int index;
ad96090a 1907 uint32_t arch_mask;
cd6f1169
FB		 1908} QEMUOption;
1909
dbed7e40 1910static const QEMUOption qemu_options[] = {
ad96090a 1911 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1912#define QEMU_OPTIONS_GENERATE_OPTIONS
1913#include "qemu-options-wrapper.h"
cd6f1169 1914 { NULL },
fc01f7e7 1915};
a369da5f 1916
8c9a2b71
EH		 1917typedef struct VGAInterfaceInfo {
1918 const char *opt_name; /* option name */
1919 const char *name; /* human-readable name */
c2c7b22d
EH		 1920 /* Class names indicating that support is available.
1921 * If no class is specified, the interface is always available */
1922 const char *class_names[2];
8c9a2b71
EH		 1923} VGAInterfaceInfo;
1924
1925static VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = {
1926 [VGA_NONE] = {
1927 .opt_name = "none",
1928 },
1929 [VGA_STD] = {
1930 .opt_name = "std",
1931 .name = "standard VGA",
c2c7b22d 1932 .class_names = { "VGA", "isa-vga" },
8c9a2b71
EH		 1933 },
1934 [VGA_CIRRUS] = {
1935 .opt_name = "cirrus",
1936 .name = "Cirrus VGA",
c2c7b22d 1937 .class_names = { "cirrus-vga", "isa-cirrus-vga" },
8c9a2b71
EH		 1938 },
1939 [VGA_VMWARE] = {
1940 .opt_name = "vmware",
1941 .name = "VMWare SVGA",
c2c7b22d 1942 .class_names = { "vmware-svga" },
8c9a2b71
EH		 1943 },
1944 [VGA_VIRTIO] = {
1945 .opt_name = "virtio",
1946 .name = "Virtio VGA",
c2c7b22d 1947 .class_names = { "virtio-vga" },
8c9a2b71
EH		 1948 },
1949 [VGA_QXL] = {
1950 .opt_name = "qxl",
1951 .name = "QXL VGA",
c2c7b22d 1952 .class_names = { "qxl-vga" },
8c9a2b71
EH		 1953 },
1954 [VGA_TCX] = {
1955 .opt_name = "tcx",
1956 .name = "TCX framebuffer",
c2c7b22d 1957 .class_names = { "SUNW,tcx" },
8c9a2b71
EH		 1958 },
1959 [VGA_CG3] = {
1960 .opt_name = "cg3",
1961 .name = "CG3 framebuffer",
c2c7b22d 1962 .class_names = { "cgthree" },
8c9a2b71
EH		 1963 },
1964 [VGA_XENFB] = {
1965 .opt_name = "xenfb",
1966 },
1967};
1968
c2c7b22d
EH		 1969static bool vga_interface_available(VGAInterfaceType t)
1970{
1971 VGAInterfaceInfo *ti = &vga_interfaces[t];
1972
1973 assert(t < VGA_TYPE_MAX);
1974 return !ti->class_names[0] ||
1975 object_class_by_name(ti->class_names[0]) ||
1976 object_class_by_name(ti->class_names[1]);
1977}
1978
8c9a2b71 1979static void select_vgahw(const char *p)
3893c124 1980{
1981 const char *opts;
8c9a2b71 1982 int t;
3893c124 1983
d44229c5 1984 assert(vga_interface_type == VGA_NONE);
8c9a2b71
EH		 1985 for (t = 0; t < VGA_TYPE_MAX; t++) {
1986 VGAInterfaceInfo *ti = &vga_interfaces[t];
1987 if (ti->opt_name && strstart(p, ti->opt_name, &opts)) {
c2c7b22d 1988 if (!vga_interface_available(t)) {
8c9a2b71
EH		 1989 error_report("%s not available", ti->name);
1990 exit(1);
1991 }
1992 vga_interface_type = t;
1993 break;
af87bf29 1994 }
8c9a2b71
EH		 1995 }
1996 if (t == VGA_TYPE_MAX) {
3893c124 1997 invalid_vga:
3e515373 1998 error_report("unknown vga type: %s", p);
3893c124 1999 exit(1);
2000 }
cb5a7aa8 2001 while (*opts) {
2002 const char *nextopt;
2003
2004 if (strstart(opts, ",retrace=", &nextopt)) {
2005 opts = nextopt;
2006 if (strstart(opts, "dumb", &nextopt))
2007 vga_retrace_method = VGA_RETRACE_DUMB;
2008 else if (strstart(opts, "precise", &nextopt))
2009 vga_retrace_method = VGA_RETRACE_PRECISE;
2010 else goto invalid_vga;
2011 } else goto invalid_vga;
2012 opts = nextopt;
2013 }
3893c124 2014}
2015
776d1344
GH		 2016static void parse_display_qapi(const char *optarg)
2017{
2018 Error *err = NULL;
2019 DisplayOptions *opts;
2020 Visitor *v;
2021
2022 v = qobject_input_visitor_new_str(optarg, "type", &err);
2023 if (!v) {
2024 error_report_err(err);
2025 exit(1);
2026 }
2027
2028 visit_type_DisplayOptions(v, NULL, &opts, &error_fatal);
2029 QAPI_CLONE_MEMBERS(DisplayOptions, &dpy, opts);
2030
2031 qapi_free_DisplayOptions(opts);
2032 visit_free(v);
2033}
2034
e3af9f9a 2035static void parse_display(const char *p)
1472a95b
JS		 2036{
2037 const char *opts;
1472a95b
JS		 2038
2039 if (strstart(p, "sdl", &opts)) {
7a61f438
GH		 2040 /*
2041 * sdl DisplayType needs hand-crafted parser instead of
2042 * parse_display_qapi() due to some options not in
2043 * DisplayOptions, specifically:
2044 * - frame
2045 * Already deprecated.
2046 * - ctrl_grab + alt_grab
2047 * Not clear yet what happens to them long-term. Should
2048 * replaced by something better or deprecated and dropped.
2049 */
fe91f36a 2050 dpy.type = DISPLAY_TYPE_SDL;
1472a95b
JS		 2051 while (*opts) {
2052 const char *nextopt;
2053
2054 if (strstart(opts, ",frame=", &nextopt)) {
67358447
GH		 2055 g_printerr("The frame= sdl option is deprecated, and will be\n"
2056 "removed in a future release.\n");
1472a95b
JS		 2057 opts = nextopt;
2058 if (strstart(opts, "on", &nextopt)) {
2059 no_frame = 0;
2060 } else if (strstart(opts, "off", &nextopt)) {
2061 no_frame = 1;
2062 } else {
05175535 2063 goto invalid_sdl_args;
1472a95b
JS		 2064 }
2065 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2066 opts = nextopt;
2067 if (strstart(opts, "on", &nextopt)) {
2068 alt_grab = 1;
2069 } else if (strstart(opts, "off", &nextopt)) {
2070 alt_grab = 0;
2071 } else {
05175535 2072 goto invalid_sdl_args;
1472a95b
JS		 2073 }
2074 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2075 opts = nextopt;
2076 if (strstart(opts, "on", &nextopt)) {
2077 ctrl_grab = 1;
2078 } else if (strstart(opts, "off", &nextopt)) {
2079 ctrl_grab = 0;
2080 } else {
05175535 2081 goto invalid_sdl_args;
1472a95b
JS		 2082 }
2083 } else if (strstart(opts, ",window_close=", &nextopt)) {
2084 opts = nextopt;
fe91f36a 2085 dpy.has_window_close = true;
1472a95b 2086 if (strstart(opts, "on", &nextopt)) {
fe91f36a 2087 dpy.window_close = true;
1472a95b 2088 } else if (strstart(opts, "off", &nextopt)) {
fe91f36a 2089 dpy.window_close = false;
1472a95b 2090 } else {
05175535 2091 goto invalid_sdl_args;
1472a95b 2092 }
0b71a5d5
GH		 2093 } else if (strstart(opts, ",gl=", &nextopt)) {
2094 opts = nextopt;
fe91f36a 2095 dpy.has_gl = true;
0b71a5d5 2096 if (strstart(opts, "on", &nextopt)) {
62f27922 2097 dpy.gl = DISPLAYGL_MODE_ON;
4867e47c
ET		 2098 } else if (strstart(opts, "core", &nextopt)) {
2099 dpy.gl = DISPLAYGL_MODE_CORE;
2100 } else if (strstart(opts, "es", &nextopt)) {
2101 dpy.gl = DISPLAYGL_MODE_ES;
0b71a5d5 2102 } else if (strstart(opts, "off", &nextopt)) {
62f27922 2103 dpy.gl = DISPLAYGL_MODE_OFF;
0b71a5d5
GH		 2104 } else {
2105 goto invalid_sdl_args;
2106 }
1472a95b 2107 } else {
05175535 2108 invalid_sdl_args:
3e515373 2109 error_report("invalid SDL option string");
05175535 2110 exit(1);
1472a95b
JS		 2111 }
2112 opts = nextopt;
2113 }
3264ff12 2114 } else if (strstart(p, "vnc", &opts)) {
7a61f438
GH		 2115 /*
2116 * vnc isn't a (local) DisplayType but a protocol for remote
2117 * display access.
2118 */
4db14629 2119 if (*opts == '=') {
7b1ee0f2 2120 vnc_parse(opts + 1, &error_fatal);
4db14629 2121 } else {
c6bf0f7f 2122 error_report("VNC requires a display argument vnc=<display>");
3264ff12
JS		 2123 exit(1);
2124 }
1472a95b 2125 } else {
776d1344 2126 parse_display_qapi(p);
1472a95b 2127 }
1472a95b
JS		 2128}
2129
7d4c3d53
MA		 2130static int balloon_parse(const char *arg)
2131{
382f0743 2132 QemuOpts *opts;
7d4c3d53 2133
4060e671
TH		 2134 warn_report("This option is deprecated. "
2135 "Use '--device virtio-balloon' to enable the balloon device.");
2136
382f0743
GH		 2137 if (strcmp(arg, "none") == 0) {
2138 return 0;
2139 }
2140
2141 if (!strncmp(arg, "virtio", 6)) {
2142 if (arg[6] == ',') {
2143 /* have params -> parse them */
70b94331
MA		 2144 opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
2145 false);
382f0743
GH		 2146 if (!opts)
2147 return -1;
2148 } else {
2149 /* create empty opts */
87ea75d5
PC		 2150 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2151 &error_abort);
7d4c3d53 2152 }
f43e47db 2153 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
382f0743 2154 return 0;
7d4c3d53 2155 }
382f0743
GH		 2156
2157 return -1;
7d4c3d53 2158}
7d4c3d53 2159
5cea8590
PB		 2160char *qemu_find_file(int type, const char *name)
2161{
4524051c 2162 int i;
5cea8590
PB		 2163 const char *subdir;
2164 char *buf;
2165
31783203
PM		 2166 /* Try the name as a straight path first */
2167 if (access(name, R_OK) == 0) {
4524051c 2168 trace_load_file(name, name);
7267c094 2169 return g_strdup(name);
5cea8590 2170 }
4524051c 2171
5cea8590
PB		 2172 switch (type) {
2173 case QEMU_FILE_TYPE_BIOS:
2174 subdir = "";
2175 break;
2176 case QEMU_FILE_TYPE_KEYMAP:
2177 subdir = "keymaps/";
2178 break;
2179 default:
2180 abort();
2181 }
4524051c
GH		 2182
2183 for (i = 0; i < data_dir_idx; i++) {
2184 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2185 if (access(buf, R_OK) == 0) {
2186 trace_load_file(name, buf);
2187 return buf;
2188 }
7267c094 2189 g_free(buf);
5cea8590 2190 }
4524051c 2191 return NULL;
5cea8590
PB		 2192}
2193
2a1cce90
GH		 2194static void qemu_add_data_dir(const char *path)
2195{
2196 int i;
2197
2198 if (path == NULL) {
2199 return;
2200 }
2201 if (data_dir_idx == ARRAY_SIZE(data_dir)) {
2202 return;
2203 }
2204 for (i = 0; i < data_dir_idx; i++) {
2205 if (strcmp(data_dir[i], path) == 0) {
2206 return; /* duplicate */
2207 }
2208 }
35471127 2209 data_dir[data_dir_idx++] = g_strdup(path);
2a1cce90
GH		 2210}
2211
6407d76e
GS		 2212static inline bool nonempty_str(const char *str)
2213{
2214 return str && *str;
2215}
2216
81b2b810
GS		 2217static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2218{
2219 gchar *buf;
2220 size_t size;
6407d76e 2221 const char *name, *file, *str;
bab47d9a 2222 FWCfgState *fw_cfg = (FWCfgState *) opaque;
81b2b810 2223
bab47d9a 2224 if (fw_cfg == NULL) {
81b2b810
GS		 2225 error_report("fw_cfg device not available");
2226 return -1;
2227 }
2228 name = qemu_opt_get(opts, "name");
2229 file = qemu_opt_get(opts, "file");
6407d76e
GS		 2230 str = qemu_opt_get(opts, "string");
2231
2232 /* we need name and either a file or the content string */
2233 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
2234 error_report("invalid argument(s)");
2235 return -1;
2236 }
2237 if (nonempty_str(file) && nonempty_str(str)) {
2238 error_report("file and string are mutually exclusive");
81b2b810
GS		 2239 return -1;
2240 }
2241 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
2242 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1);
2243 return -1;
2244 }
2245 if (strncmp(name, "opt/", 4) != 0) {
3dc6f869
AF		 2246 warn_report("externally provided fw_cfg item names "
2247 "should be prefixed with \"opt/\"");
81b2b810 2248 }
6407d76e
GS		 2249 if (nonempty_str(str)) {
2250 size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */
2251 buf = g_memdup(str, size);
2252 } else {
2253 if (!g_file_get_contents(file, &buf, &size, NULL)) {
2254 error_report("can't load %s", file);
2255 return -1;
2256 }
81b2b810 2257 }
bab47d9a
GH		 2258 /* For legacy, keep user files in a specific global order. */
2259 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2260 fw_cfg_add_file(fw_cfg, name, buf, size);
2261 fw_cfg_reset_order_override(fw_cfg);
81b2b810
GS		 2262 return 0;
2263}
2264
28d0de7a 2265static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
ff952ba2
MA		 2266{
2267 return qdev_device_help(opts);
2268}
2269
28d0de7a 2270static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
f31d07d1 2271{
f006cf7f 2272 Error *err = NULL;
f31d07d1
GH		 2273 DeviceState *dev;
2274
f006cf7f
MA		 2275 dev = qdev_device_add(opts, &err);
2276 if (!dev) {
2277 error_report_err(err);
f31d07d1 2278 return -1;
f006cf7f 2279 }
b09995ae 2280 object_unref(OBJECT(dev));
f31d07d1
GH		 2281 return 0;
2282}
2283
28d0de7a 2284static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
1a688d3b 2285{
bd2d80b2 2286 Error *local_err = NULL;
1a688d3b 2287
0ec846bf
AN		 2288 if (!qemu_chr_new_from_opts(opts, &local_err)) {
2289 if (local_err) {
2290 error_report_err(local_err);
2291 return -1;
2292 }
2293 exit(0);
bd2d80b2 2294 }
1a688d3b
GH		 2295 return 0;
2296}
2297
758e8e38 2298#ifdef CONFIG_VIRTFS
28d0de7a 2299static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
74db920c 2300{
9be38598 2301 return qemu_fsdev_add(opts);
74db920c
GS		 2302}
2303#endif
2304
28d0de7a 2305static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
88589343 2306{
0ec7b3e7 2307 Chardev *chr;
88589343
GH		 2308 const char *chardev;
2309 const char *mode;
2310 int flags;
2311
2312 mode = qemu_opt_get(opts, "mode");
2313 if (mode == NULL) {
2314 mode = "readline";
2315 }
2316 if (strcmp(mode, "readline") == 0) {
2317 flags = MONITOR_USE_READLINE;
2318 } else if (strcmp(mode, "control") == 0) {
2319 flags = MONITOR_USE_CONTROL;
2320 } else {
f61eddcb 2321 error_report("unknown monitor mode \"%s\"", mode);
88589343
GH		 2322 exit(1);
2323 }
2324
39eaab9a
DB		 2325 if (qemu_opt_get_bool(opts, "pretty", 0))
2326 flags |= MONITOR_USE_PRETTY;
2327
be933ffc
PX		 2328 /* OOB is off by default */
2329 if (qemu_opt_get_bool(opts, "x-oob", 0)) {
2330 flags |= MONITOR_USE_OOB;
2331 }
2332
88589343
GH		 2333 chardev = qemu_opt_get(opts, "chardev");
2334 chr = qemu_chr_find(chardev);
2335 if (chr == NULL) {
f61eddcb 2336 error_report("chardev \"%s\" not found", chardev);
88589343
GH		 2337 exit(1);
2338 }
2339
2340 monitor_init(chr, flags);
2341 return 0;
2342}
2343
4821cd4c 2344static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2345{
2346 static int monitor_device_index = 0;
2347 QemuOpts *opts;
2348 const char *p;
2349 char label[32];
88589343
GH		 2350
2351 if (strstart(optarg, "chardev:", &p)) {
2352 snprintf(label, sizeof(label), "%s", p);
2353 } else {
140e065d
JK		 2354 snprintf(label, sizeof(label), "compat_monitor%d",
2355 monitor_device_index);
88589343
GH		 2356 opts = qemu_chr_parse_compat(label, optarg);
2357 if (!opts) {
f61eddcb 2358 error_report("parse error: %s", optarg);
88589343
GH		 2359 exit(1);
2360 }
2361 }
2362
822ac12d 2363 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal);
f43e47db
MA		 2364 qemu_opt_set(opts, "mode", mode, &error_abort);
2365 qemu_opt_set(opts, "chardev", label, &error_abort);
cccb7967 2366 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
88589343
GH		 2367 monitor_device_index++;
2368}
2369
bd3c948d
GH		 2370struct device_config {
2371 enum {
aee1b935
GH		 2372 DEV_USB, /* -usbdevice */
2373 DEV_BT, /* -bt */
2374 DEV_SERIAL, /* -serial */
2375 DEV_PARALLEL, /* -parallel */
2376 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2377 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2378 DEV_GDB, /* -gdb, -s */
3ef669e1 2379 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2380 } type;
2381 const char *cmdline;
d9a5954d 2382 Location loc;
72cf2d4f 2383 QTAILQ_ENTRY(device_config) next;
bd3c948d 2384};
4fdcac0e
BS		 2385
2386static QTAILQ_HEAD(, device_config) device_configs =
2387 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2388
2389static void add_device_config(int type, const char *cmdline)
2390{
2391 struct device_config *conf;
2392
7267c094 2393 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2394 conf->type = type;
2395 conf->cmdline = cmdline;
d9a5954d 2396 loc_save(&conf->loc);
72cf2d4f 2397 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2398}
2399
2400static int foreach_device_config(int type, int (*func)(const char *cmdline))
2401{
2402 struct device_config *conf;
2403 int rc;
2404
72cf2d4f 2405 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2406 if (conf->type != type)
2407 continue;
d9a5954d 2408 loc_push_restore(&conf->loc);
bd3c948d 2409 rc = func(conf->cmdline);
d9a5954d 2410 loc_pop(&conf->loc);
28de2f88 2411 if (rc) {
bd3c948d 2412 return rc;
28de2f88 2413 }
bd3c948d
GH		 2414 }
2415 return 0;
2416}
2417
998bbd74
GH		 2418static int serial_parse(const char *devname)
2419{
6af2692e 2420 int index = num_serial_hds;
998bbd74
GH		 2421 char label[32];
2422
2423 if (strcmp(devname, "none") == 0)
2424 return 0;
998bbd74 2425 snprintf(label, sizeof(label), "serial%d", index);
6af2692e
PM		 2426 serial_hds = g_renew(Chardev *, serial_hds, index + 1);
2427
b4948be9 2428 serial_hds[index] = qemu_chr_new(label, devname);
998bbd74 2429 if (!serial_hds[index]) {
f61eddcb
EH		 2430 error_report("could not connect serial device"
2431 " to character backend '%s'", devname);
998bbd74
GH		 2432 return -1;
2433 }
6af2692e 2434 num_serial_hds++;
998bbd74
GH		 2435 return 0;
2436}
2437
a8d78cd0
PM		 2438Chardev *serial_hd(int i)
2439{
2440 assert(i >= 0);
6af2692e 2441 if (i < num_serial_hds) {
a8d78cd0
PM		 2442 return serial_hds[i];
2443 }
2444 return NULL;
2445}
2446
b8846a4d
PM		 2447int serial_max_hds(void)
2448{
2449 return num_serial_hds;
2450}
2451
6a5e8b0e
GH		 2452static int parallel_parse(const char *devname)
2453{
2454 static int index = 0;
2455 char label[32];
2456
2457 if (strcmp(devname, "none") == 0)
2458 return 0;
2459 if (index == MAX_PARALLEL_PORTS) {
f61eddcb 2460 error_report("too many parallel ports");
6a5e8b0e
GH		 2461 exit(1);
2462 }
2463 snprintf(label, sizeof(label), "parallel%d", index);
b4948be9 2464 parallel_hds[index] = qemu_chr_new(label, devname);
6a5e8b0e 2465 if (!parallel_hds[index]) {
f61eddcb
EH		 2466 error_report("could not connect parallel device"
2467 " to character backend '%s'", devname);
6a5e8b0e
GH		 2468 return -1;
2469 }
2470 index++;
2471 return 0;
2472}
2473
aee1b935
GH		 2474static int virtcon_parse(const char *devname)
2475{
3329f07b 2476 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2477 static int index = 0;
2478 char label[32];
392ecf54 2479 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2480
2481 if (strcmp(devname, "none") == 0)
2482 return 0;
2483 if (index == MAX_VIRTIO_CONSOLES) {
f61eddcb 2484 error_report("too many virtio consoles");
aee1b935
GH		 2485 exit(1);
2486 }
392ecf54 2487
87ea75d5 2488 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
7b3fdbd9 2489 qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort);
392ecf54 2490
87ea75d5 2491 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
f43e47db 2492 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
392ecf54 2493
aee1b935 2494 snprintf(label, sizeof(label), "virtcon%d", index);
b4948be9 2495 virtcon_hds[index] = qemu_chr_new(label, devname);
aee1b935 2496 if (!virtcon_hds[index]) {
f61eddcb
EH		 2497 error_report("could not connect virtio console"
2498 " to character backend '%s'", devname);
aee1b935
GH		 2499 return -1;
2500 }
f43e47db 2501 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
392ecf54 2502
aee1b935
GH		 2503 index++;
2504 return 0;
2505}
2506
c9f398e5 2507static int debugcon_parse(const char *devname)
4d8b3c63 2508{
c9f398e5
PA		 2509 QemuOpts *opts;
2510
b4948be9 2511 if (!qemu_chr_new("debugcon", devname)) {
c9f398e5
PA		 2512 exit(1);
2513 }
8be7e7e4 2514 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5 2515 if (!opts) {
f61eddcb 2516 error_report("already have a debugcon device");
c9f398e5
PA		 2517 exit(1);
2518 }
f43e47db
MA		 2519 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2520 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
c9f398e5
PA		 2521 return 0;
2522}
2523
2709f263
LE		 2524static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2525{
2526 const MachineClass *mc1 = a, *mc2 = b;
2527 int res;
2528
2529 if (mc1->family == NULL) {
2530 if (mc2->family == NULL) {
2531 /* Compare standalone machine types against each other; they sort
2532 * in increasing order.
2533 */
2534 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2535 object_class_get_name(OBJECT_CLASS(mc2)));
2536 }
2537
2538 /* Standalone machine types sort after families. */
2539 return 1;
2540 }
2541
2542 if (mc2->family == NULL) {
2543 /* Families sort before standalone machine types. */
2544 return -1;
2545 }
2546
2547 /* Families sort between each other alphabetically increasingly. */
2548 res = strcmp(mc1->family, mc2->family);
2549 if (res != 0) {
2550 return res;
2551 }
2552
2553 /* Within the same family, machine types sort in decreasing order. */
2554 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2555 object_class_get_name(OBJECT_CLASS(mc1)));
2556}
2557
2558 static MachineClass *machine_parse(const char *name)
9052ea6b 2559{
0056ae24 2560 MachineClass *mc = NULL;
261747f1 2561 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2562
2563 if (name) {
0056ae24 2564 mc = find_machine(name);
9052ea6b 2565 }
0056ae24 2566 if (mc) {
02f292d9 2567 g_slist_free(machines);
0056ae24 2568 return mc;
9052ea6b 2569 }
025172d5 2570 if (name && !is_help_option(name)) {
3e515373 2571 error_report("unsupported machine type");
8afb9000 2572 error_printf("Use -machine help to list supported machines\n");
025172d5
MR		 2573 } else {
2574 printf("Supported machines are:\n");
2709f263 2575 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2576 for (el = machines; el; el = el->next) {
2577 MachineClass *mc = el->data;
958db90c
MA		 2578 if (mc->alias) {
2579 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2580 }
08fe6824
TH		 2581 printf("%-20s %s%s%s\n", mc->name, mc->desc,
2582 mc->is_default ? " (default)" : "",
2583 mc->deprecation_reason ? " (deprecated)" : "");
9052ea6b 2584 }
9052ea6b 2585 }
261747f1
MA		 2586
2587 g_slist_free(machines);
c8057f95 2588 exit(!name || !is_help_option(name));
9052ea6b
JK		 2589}
2590
fd42deeb
GH		 2591void qemu_add_exit_notifier(Notifier *notify)
2592{
2593 notifier_list_add(&exit_notifiers, notify);
2594}
2595
2596void qemu_remove_exit_notifier(Notifier *notify)
2597{
31552529 2598 notifier_remove(notify);
fd42deeb
GH		 2599}
2600
2601static void qemu_run_exit_notifiers(void)
2602{
9e8dd451 2603 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2604}
2605
c8ca2a23 2606bool machine_init_done;
71cdd1cb 2607
4cab946a
GN		 2608void qemu_add_machine_init_done_notifier(Notifier *notify)
2609{
2610 notifier_list_add(&machine_init_done_notifiers, notify);
71cdd1cb
PB		 2611 if (machine_init_done) {
2612 notify->notify(notify, NULL);
2613 }
4cab946a
GN		 2614}
2615
b86eacb8
MA		 2616void qemu_remove_machine_init_done_notifier(Notifier *notify)
2617{
2618 notifier_remove(notify);
2619}
2620
4cab946a
GN		 2621static void qemu_run_machine_init_done_notifiers(void)
2622{
71cdd1cb 2623 machine_init_done = true;
c8ca2a23 2624 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2625}
2626
6530a97b
AL		 2627static const QEMUOption *lookup_opt(int argc, char **argv,
2628 const char **poptarg, int *poptind)
2629{
2630 const QEMUOption *popt;
2631 int optind = *poptind;
2632 char *r = argv[optind];
2633 const char *optarg;
2634
0f0bc3f1 2635 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2636 optind++;
2637 /* Treat --foo the same as -foo. */
2638 if (r[1] == '-')
2639 r++;
2640 popt = qemu_options;
2641 for(;;) {
2642 if (!popt->name) {
0f0bc3f1 2643 error_report("invalid option");
6530a97b
AL		 2644 exit(1);
2645 }
2646 if (!strcmp(popt->name, r + 1))
2647 break;
2648 popt++;
2649 }
2650 if (popt->flags & HAS_ARG) {
2651 if (optind >= argc) {
0f0bc3f1 2652 error_report("requires an argument");
6530a97b
AL		 2653 exit(1);
2654 }
2655 optarg = argv[optind++];
0f0bc3f1 2656 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2657 } else {
2658 optarg = NULL;
2659 }
2660
2661 *poptarg = optarg;
2662 *poptind = optind;
2663
2664 return popt;
2665}
2666
7580f231 2667static MachineClass *select_machine(void)
34f405ae 2668{
7580f231 2669 MachineClass *machine_class = find_default_machine();
34f405ae
MA		 2670 const char *optarg;
2671 QemuOpts *opts;
2672 Location loc;
2673
2674 loc_push_none(&loc);
2675
2676 opts = qemu_get_machine_opts();
2677 qemu_opts_loc_restore(opts);
2678
2679 optarg = qemu_opt_get(opts, "type");
2680 if (optarg) {
7580f231 2681 machine_class = machine_parse(optarg);
34f405ae
MA		 2682 }
2683
7580f231 2684 if (!machine_class) {
34f405ae
MA		 2685 error_report("No machine specified, and there is no default");
2686 error_printf("Use -machine help to list supported machines\n");
2687 exit(1);
2688 }
2689
2690 loc_pop(&loc);
7580f231 2691 return machine_class;
34f405ae
MA		 2692}
2693
71df1d83
MA		 2694static int machine_set_property(void *opaque,
2695 const char *name, const char *value,
2696 Error **errp)
68d98d3e
AL		 2697{
2698 Object *obj = OBJECT(opaque);
68d98d3e 2699 Error *local_err = NULL;
f279ee45 2700 char *p, *qom_name;
68d98d3e 2701
d2659e27 2702 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2703 return 0;
2704 }
2705
b0ddb8bf 2706 qom_name = g_strdup(name);
f279ee45
MA		 2707 for (p = qom_name; *p; p++) {
2708 if (*p == '_') {
2709 *p = '-';
b0ddb8bf
MA		 2710 }
2711 }
2712
2e16898a 2713 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2714 g_free(qom_name);
68d98d3e
AL		 2715
2716 if (local_err) {
a720a390 2717 error_report_err(local_err);
68d98d3e
AL		 2718 return -1;
2719 }
2720
2721 return 0;
2722}
2723
f08f9271
DB		 2724
2725/*
2726 * Initial object creation happens before all other
2727 * QEMU data types are created. The majority of objects
2728 * can be created at this point. The rng-egd object
2729 * cannot be created here, as it depends on the chardev
2730 * already existing.
2731 */
2732static bool object_create_initial(const char *type)
2733{
7c9e5276
PB		 2734 if (g_str_equal(type, "rng-egd") ||
2735 g_str_has_prefix(type, "pr-manager-")) {
f08f9271
DB		 2736 return false;
2737 }
7dbb11c8 2738
042cea27
GA		 2739#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
2740 if (g_str_equal(type, "cryptodev-vhost-user")) {
2741 return false;
2742 }
2743#endif
2744
9d3e12e8
TH		 2745 /*
2746 * return false for concrete netfilters since
2747 * they depend on netdevs already existing
2748 */
2749 if (g_str_equal(type, "filter-buffer") ||
f6d3afb5 2750 g_str_equal(type, "filter-dump") ||
d46f75b2 2751 g_str_equal(type, "filter-mirror") ||
7dce4e6f 2752 g_str_equal(type, "filter-redirector") ||
e6eee8ab 2753 g_str_equal(type, "colo-compare") ||
646c5478
PD		 2754 g_str_equal(type, "filter-rewriter") ||
2755 g_str_equal(type, "filter-replay")) {
7dbb11c8
YH		 2756 return false;
2757 }
2758
6546d0db
EH		 2759 /* Memory allocation by backends needs to be done
2760 * after configure_accelerator() (due to the tcg_enabled()
2761 * checks at memory_region_init_*()).
2762 *
2763 * Also, allocation of large amounts of memory may delay
2764 * chardev initialization for too long, and trigger timeouts
2765 * on software that waits for a monitor socket to be created
2766 * (e.g. libvirt).
2767 */
2768 if (g_str_has_prefix(type, "memory-backend-")) {
2769 return false;
2770 }
2771
f08f9271
DB		 2772 return true;
2773}
2774
2775
2776/*
2777 * The remainder of object creation happens after the
9abce56d 2778 * creation of chardev, fsdev, net clients and device data types.
f08f9271
DB		 2779 */
2780static bool object_create_delayed(const char *type)
2781{
2782 return !object_create_initial(type);
2783}
2784
2785
076b35b5
ND		 2786static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2787 MachineClass *mc)
3b9985e9
MA		 2788{
2789 uint64_t sz;
2790 const char *mem_str;
076b35b5 2791 const ram_addr_t default_ram_size = mc->default_ram_size;
3b9985e9 2792 QemuOpts *opts = qemu_find_opts_singleton("memory");
bbe2d25c
EH		 2793 Location loc;
2794
2795 loc_push_none(&loc);
2796 qemu_opts_loc_restore(opts);
3b9985e9
MA		 2797
2798 sz = 0;
2799 mem_str = qemu_opt_get(opts, "size");
2800 if (mem_str) {
2801 if (!*mem_str) {
2802 error_report("missing 'size' option value");
2803 exit(EXIT_FAILURE);
2804 }
2805
2806 sz = qemu_opt_get_size(opts, "size", ram_size);
2807
2808 /* Fix up legacy suffix-less format */
2809 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2810 uint64_t overflow_check = sz;
2811
3dc54b0e
PMD		 2812 sz *= MiB;
2813 if (sz / MiB != overflow_check) {
3b9985e9
MA		 2814 error_report("too large 'size' option value");
2815 exit(EXIT_FAILURE);
2816 }
2817 }
2818 }
2819
2820 /* backward compatibility behaviour for case "-m 0" */
2821 if (sz == 0) {
2822 sz = default_ram_size;
2823 }
2824
2825 sz = QEMU_ALIGN_UP(sz, 8192);
2826 ram_size = sz;
2827 if (ram_size != sz) {
2828 error_report("ram size too large");
2829 exit(EXIT_FAILURE);
2830 }
2831
2832 /* store value for the future use */
39101f25 2833 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
3b9985e9
MA		 2834 *maxram_size = ram_size;
2835
951f2269 2836 if (qemu_opt_get(opts, "maxmem")) {
3b9985e9
MA		 2837 uint64_t slots;
2838
2839 sz = qemu_opt_get_size(opts, "maxmem", 0);
214224ad 2840 slots = qemu_opt_get_number(opts, "slots", 0);
3b9985e9 2841 if (sz < ram_size) {
214224ad
PK		 2842 error_report("invalid value of -m option maxmem: "
2843 "maximum memory size (0x%" PRIx64 ") must be at least "
2844 "the initial memory size (0x" RAM_ADDR_FMT ")",
2845 sz, ram_size);
3b9985e9 2846 exit(EXIT_FAILURE);
951f2269 2847 } else if (slots && sz == ram_size) {
214224ad
PK		 2848 error_report("invalid value of -m option maxmem: "
2849 "memory slots were specified but maximum memory size "
2850 "(0x%" PRIx64 ") is equal to the initial memory size "
2851 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
3b9985e9
MA		 2852 exit(EXIT_FAILURE);
2853 }
2854
3b9985e9
MA		 2855 *maxram_size = sz;
2856 *ram_slots = slots;
951f2269
DH		 2857 } else if (qemu_opt_get(opts, "slots")) {
2858 error_report("invalid -m option value: missing 'maxmem' option");
3b9985e9
MA		 2859 exit(EXIT_FAILURE);
2860 }
bbe2d25c
EH		 2861
2862 loc_pop(&loc);
3b9985e9
MA		 2863}
2864
8d76bfe8
EH		 2865static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
2866{
2867 GlobalProperty *g;
2868
2869 g = g_malloc0(sizeof(*g));
2870 g->driver = qemu_opt_get(opts, "driver");
2871 g->property = qemu_opt_get(opts, "property");
2872 g->value = qemu_opt_get(opts, "value");
2873 g->user_provided = true;
03f28efb 2874 g->errp = &error_fatal;
8d76bfe8
EH		 2875 qdev_prop_register_global(g);
2876 return 0;
2877}
2878
726401be
EH		 2879static int qemu_read_default_config_file(void)
2880{
2881 int ret;
2882
2883 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2884 if (ret < 0 && ret != -ENOENT) {
2885 return ret;
2886 }
2887
2888 return 0;
2889}
2890
a0660e0b
PX		 2891static void user_register_global_props(void)
2892{
2893 qemu_opts_foreach(qemu_find_opts("global"),
2894 global_init_func, NULL, NULL);
2895}
2896
2897/*
2898 * Note: we should see that these properties are actually having a
2899 * priority: accel < machine < user. This means e.g. when user
2900 * specifies something in "-global", it'll always be used with highest
2901 * priority than either machine/accelerator compat properties.
2902 */
2903static void register_global_properties(MachineState *ms)
2904{
2905 accel_register_compat_props(ms->accelerator);
2906 machine_register_compat_props(ms);
2907 user_register_global_props();
2908}
2909
902b3d5c 2910int main(int argc, char **argv, char **envp)
0824d6fc 2911{
e4bcb14c 2912 int i;
da1fcfda 2913 int snapshot, linux_boot;
7f7f9873 2914 const char *initrd_filename;
a20dd508 2915 const char *kernel_filename, *kernel_cmdline;
f05f47bb
GA		 2916 const char *boot_order = NULL;
2917 const char *boot_once = NULL;
3023f332 2918 DisplayState *ds;
8d4e9146 2919 QemuOpts *opts, *machine_opts;
d1cdd92e 2920 QemuOpts *icount_opts = NULL, *accel_opts = NULL;
03b0ba70 2921 QemuOptsList *olist;
cd6f1169 2922 int optind;
6530a97b 2923 const char *optarg;
d63d307f 2924 const char *loadvm = NULL;
0056ae24 2925 MachineClass *machine_class;
94fc95cd 2926 const char *cpu_model;
d44229c5 2927 const char *vga_model = NULL;
d4fce24f
PB		 2928 const char *qtest_chrdev = NULL;
2929 const char *qtest_log = NULL;
93815bc2 2930 const char *pid_file = NULL;
5bb7910a 2931 const char *incoming = NULL;
f29a5614 2932 bool userconfig = true;
cfc58cf3 2933 bool nographic = false;
1f0dfe02 2934 int display_remote = 0;
c235d738
MF		 2935 const char *log_mask = NULL;
2936 const char *log_file = NULL;
41fc57e4 2937 char *trace_file = NULL;
3b9985e9 2938 ram_addr_t maxram_size;
c270fb9e 2939 uint64_t ram_slots = 0;
abfd9ce3 2940 FILE *vmstate_dump_file = NULL;
2f78e491 2941 Error *main_loop_err = NULL;
ddbb0d09 2942 Error *err = NULL;
37146e7e 2943 bool list_data_dirs = false;
35471127 2944 char *dir, **dirs;
42e5f393
MA		 2945 typedef struct BlockdevOptions_queue {
2946 BlockdevOptions *bdo;
2947 Location loc;
2948 QSIMPLEQ_ENTRY(BlockdevOptions_queue) entry;
2949 } BlockdevOptions_queue;
2950 QSIMPLEQ_HEAD(, BlockdevOptions_queue) bdo_queue
2951 = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
0b5538c3 2952
fe4db84d
DB		 2953 module_call_init(MODULE_INIT_TRACE);
2954
267f685b 2955 qemu_init_cpu_list();
576a94d8 2956 qemu_init_cpu_loop();
d759c951 2957
576a94d8
PB		 2958 qemu_mutex_lock_iothread();
2959
fd42deeb 2960 atexit(qemu_run_exit_notifiers);
65abca0a 2961 error_set_progname(argv[0]);
10f5bff6 2962 qemu_init_exec_dir(argv[0]);
65abca0a 2963
1b71f7c1
AF		 2964 module_call_init(MODULE_INIT_QOM);
2965
4d454574 2966 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2967 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2968 qemu_add_drive_opts(&qemu_common_drive_opts);
2969 qemu_add_drive_opts(&qemu_drive_opts);
c5f3014b 2970 qemu_add_drive_opts(&bdrv_runtime_opts);
4d454574
PB		 2971 qemu_add_opts(&qemu_chardev_opts);
2972 qemu_add_opts(&qemu_device_opts);
2973 qemu_add_opts(&qemu_netdev_opts);
78cd6f7b 2974 qemu_add_opts(&qemu_nic_opts);
4d454574
PB		 2975 qemu_add_opts(&qemu_net_opts);
2976 qemu_add_opts(&qemu_rtc_opts);
2977 qemu_add_opts(&qemu_global_opts);
2978 qemu_add_opts(&qemu_mon_opts);
2979 qemu_add_opts(&qemu_trace_opts);
2980 qemu_add_opts(&qemu_option_rom_opts);
2981 qemu_add_opts(&qemu_machine_opts);
8d4e9146 2982 qemu_add_opts(&qemu_accel_opts);
6e1d3c1c 2983 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2984 qemu_add_opts(&qemu_smp_opts);
4d454574 2985 qemu_add_opts(&qemu_boot_opts);
4d454574
PB		 2986 qemu_add_opts(&qemu_add_fd_opts);
2987 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2988 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2989 qemu_add_opts(&qemu_realtime_opts);
1fdd4748 2990 qemu_add_opts(&qemu_overcommit_opts);
5e2ac519 2991 qemu_add_opts(&qemu_msg_opts);
5d12f961 2992 qemu_add_opts(&qemu_name_opts);
0042109a 2993 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2994 qemu_add_opts(&qemu_icount_opts);
a38bb079 2995 qemu_add_opts(&qemu_semihosting_config_opts);
81b2b810 2996 qemu_add_opts(&qemu_fw_cfg_opts);
34294e2f 2997 module_call_init(MODULE_INIT_OPTS);
4d454574 2998
5db9d4d1 2999 runstate_init();
1693c64c 3000 postcopy_infrastructure_init();
d32749de 3001 monitor_init_globals();
5db9d4d1 3002
ddbb0d09 3003 if (qcrypto_init(&err) < 0) {
c29b77f9 3004 error_reportf_err(err, "cannot initialize crypto: ");
ddbb0d09
DB		 3005 exit(1);
3006 }
884f17c2 3007 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3008
72cf2d4f 3009 QLIST_INIT (&vm_change_state_head);
fe98ac14 3010 os_setup_early_signal_handling();
be995c27 3011
94fc95cd 3012 cpu_model = NULL;
33e3963e 3013 snapshot = 0;
c4b1fcc0 3014
7c9d8e07 3015 nb_nics = 0;
3b46e624 3016
142c6b1a
PL		 3017 bdrv_init_with_whitelist();
3018
2c02d1ad 3019 autostart = 1;
41bd639b 3020
292444cb
AL		 3021 /* first pass of option parsing */
3022 optind = 1;
3023 while (optind < argc) {
3024 if (argv[optind][0] != '-') {
3025 /* disk image */
28e68d68 3026 optind++;
292444cb
AL		 3027 } else {
3028 const QEMUOption *popt;
3029
3030 popt = lookup_opt(argc, argv, &optarg, &optind);
3031 switch (popt->index) {
3032 case QEMU_OPTION_nodefconfig:
f29a5614
EH		 3033 case QEMU_OPTION_nouserconfig:
3034 userconfig = false;
3035 break;
292444cb
AL		 3036 }
3037 }
3038 }
3039
1ea06c39 3040 if (userconfig) {
726401be 3041 if (qemu_read_default_config_file() < 0) {
dcfb0939 3042 exit(1);
292444cb
AL		 3043 }
3044 }
3045
3046 /* second pass of option parsing */
cd6f1169 3047 optind = 1;
0824d6fc 3048 for(;;) {
cd6f1169 3049 if (optind >= argc)
0824d6fc 3050 break;
6530a97b 3051 if (argv[optind][0] != '-') {
d1cdd92e 3052 drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3053 } else {
3054 const QEMUOption *popt;
3055
6530a97b 3056 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a 3057 if (!(popt->arch_mask & arch_type)) {
da002526 3058 error_report("Option not supported for this target");
ad96090a
BS		 3059 exit(1);
3060 }
cd6f1169 3061 switch(popt->index) {
94fc95cd
JM		 3062 case QEMU_OPTION_cpu:
3063 /* hw initialization will check this */
ecf40bea 3064 cpu_model = optarg;
94fc95cd 3065 break;
cd6f1169 3066 case QEMU_OPTION_hda:
cd6f1169 3067 case QEMU_OPTION_hdb:
cc1daa40
FB		 3068 case QEMU_OPTION_hdc:
3069 case QEMU_OPTION_hdd:
2292ddae
MA		 3070 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3071 HD_OPTS);
fc01f7e7 3072 break;
42e5f393
MA		 3073 case QEMU_OPTION_blockdev:
3074 {
3075 Visitor *v;
3076 BlockdevOptions_queue *bdo;
3077
3078 v = qobject_input_visitor_new_str(optarg, "driver", &err);
3079 if (!v) {
3080 error_report_err(err);
3081 exit(1);
3082 }
3083
3084 bdo = g_new(BlockdevOptions_queue, 1);
3085 visit_type_BlockdevOptions(v, NULL, &bdo->bdo,
3086 &error_fatal);
3087 visit_free(v);
3088 loc_save(&bdo->loc);
3089 QSIMPLEQ_INSERT_TAIL(&bdo_queue, bdo, entry);
3090 break;
3091 }
e4bcb14c 3092 case QEMU_OPTION_drive:
e2982c3a
MT		 3093 if (drive_def(optarg) == NULL) {
3094 exit(1);
3095 }
99efa84d 3096 break;
d058fe03
GH		 3097 case QEMU_OPTION_set:
3098 if (qemu_set_option(optarg) != 0)
3099 exit(1);
99efa84d 3100 break;
d0fef6fb
GH		 3101 case QEMU_OPTION_global:
3102 if (qemu_global_option(optarg) != 0)
3103 exit(1);
99efa84d 3104 break;
3e3d5815 3105 case QEMU_OPTION_mtdblock:
2292ddae 3106 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3107 break;
a1bb27b1 3108 case QEMU_OPTION_sd:
80f4d9fc 3109 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3110 break;
86f55663 3111 case QEMU_OPTION_pflash:
2292ddae 3112 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3113 break;
cd6f1169 3114 case QEMU_OPTION_snapshot:
33e3963e
FB		 3115 snapshot = 1;
3116 break;
268a362c 3117 case QEMU_OPTION_numa:
70b94331
MA		 3118 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3119 optarg, true);
0042109a
WG		 3120 if (!opts) {
3121 exit(1);
3122 }
268a362c 3123 break;
1472a95b 3124 case QEMU_OPTION_display:
e3af9f9a 3125 parse_display(optarg);
1472a95b 3126 break;
cd6f1169 3127 case QEMU_OPTION_nographic:
cfc58cf3
EH		 3128 olist = qemu_find_opts("machine");
3129 qemu_opts_parse_noisily(olist, "graphics=off", false);
3130 nographic = true;
0c8d7065 3131 dpy.type = DISPLAY_TYPE_NONE;
a20dd508 3132 break;
4d3b6f6e 3133 case QEMU_OPTION_curses:
47b05369 3134#ifdef CONFIG_CURSES
14f130fa 3135 dpy.type = DISPLAY_TYPE_CURSES;
47b05369 3136#else
3e515373 3137 error_report("curses support is disabled");
47b05369 3138 exit(1);
4d3b6f6e 3139#endif
47b05369 3140 break;
a171fe39 3141 case QEMU_OPTION_portrait:
9312805d
VK		 3142 graphic_rotate = 90;
3143 break;
3144 case QEMU_OPTION_rotate:
3145 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3146 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3147 graphic_rotate != 180 && graphic_rotate != 270) {
f61eddcb 3148 error_report("only 90, 180, 270 deg rotation is available");
9312805d
VK		 3149 exit(1);
3150 }
a171fe39 3151 break;
cd6f1169 3152 case QEMU_OPTION_kernel:
79087c78
MA		 3153 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3154 &error_abort);
a0abe474
PM		 3155 break;
3156 case QEMU_OPTION_initrd:
79087c78
MA		 3157 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3158 &error_abort);
a20dd508 3159 break;
cd6f1169 3160 case QEMU_OPTION_append:
79087c78
MA		 3161 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3162 &error_abort);
313aa567 3163 break;
412beee6 3164 case QEMU_OPTION_dtb:
79087c78
MA		 3165 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3166 &error_abort);
412beee6 3167 break;
cd6f1169 3168 case QEMU_OPTION_cdrom:
2292ddae 3169 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3170 break;
cd6f1169 3171 case QEMU_OPTION_boot:
70b94331
MA		 3172 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3173 optarg, true);
8281abd5
MA		 3174 if (!opts) {
3175 exit(1);
36b486bb
FB		 3176 }
3177 break;
cd6f1169 3178 case QEMU_OPTION_fda:
cd6f1169 3179 case QEMU_OPTION_fdb:
2292ddae
MA		 3180 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3181 optarg, FD_OPTS);
c45886db 3182 break;
52ca8d6a
FB		 3183 case QEMU_OPTION_no_fd_bootchk:
3184 fd_bootchk = 0;
3185 break;
a1ea458f 3186 case QEMU_OPTION_netdev:
d30300f7 3187 default_net = 0;
3329f07b 3188 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3189 exit(1);
3190 }
3191 break;
78cd6f7b
TH		 3192 case QEMU_OPTION_nic:
3193 default_net = 0;
3194 if (net_client_parse(qemu_find_opts("nic"), optarg) == -1) {
3195 exit(1);
3196 }
3197 break;
7c9d8e07 3198 case QEMU_OPTION_net:
d30300f7 3199 default_net = 0;
3329f07b 3200 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3201 exit(1);
3202 }
702c651c 3203 break;
f9dadc98
RS		 3204#ifdef CONFIG_LIBISCSI
3205 case QEMU_OPTION_iscsi:
70b94331
MA		 3206 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3207 optarg, false);
f9dadc98
RS		 3208 if (!opts) {
3209 exit(1);
3210 }
3211 break;
3212#endif
c7f74643
FB		 3213#ifdef CONFIG_SLIRP
3214 case QEMU_OPTION_tftp:
f853ac66
TH		 3215 error_report("The -tftp option is deprecated. "
3216 "Please use '-netdev user,tftp=...' instead.");
ad196a9d 3217 legacy_tftp_prefix = optarg;
9bf05444 3218 break;
47d5d01a 3219 case QEMU_OPTION_bootp:
f853ac66
TH		 3220 error_report("The -bootp option is deprecated. "
3221 "Please use '-netdev user,bootfile=...' instead.");
ad196a9d 3222 legacy_bootp_filename = optarg;
47d5d01a 3223 break;
9bf05444 3224 case QEMU_OPTION_redir:
f853ac66
TH		 3225 error_report("The -redir option is deprecated. "
3226 "Please use '-netdev user,hostfwd=...' instead.");
0752706d
MA		 3227 if (net_slirp_redir(optarg) < 0)
3228 exit(1);
9bf05444 3229 break;
c7f74643 3230#endif
dc72ac14 3231 case QEMU_OPTION_bt:
bd3c948d 3232 add_device_config(DEV_BT, optarg);
dc72ac14 3233 break;
1d14ffa9
FB		 3234 case QEMU_OPTION_audio_help:
3235 AUD_help ();
3236 exit (0);
3237 break;
3238 case QEMU_OPTION_soundhw:
3239 select_soundhw (optarg);
3240 break;
cd6f1169 3241 case QEMU_OPTION_h:
15f82208 3242 help(0);
cd6f1169 3243 break;
9bd7e6d9
PB		 3244 case QEMU_OPTION_version:
3245 version();
3246 exit(0);
3247 break;
3b9985e9 3248 case QEMU_OPTION_m:
70b94331
MA		 3249 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3250 optarg, true);
6e1d3c1c
IM		 3251 if (!opts) {
3252 exit(EXIT_FAILURE);
3253 }
cd6f1169 3254 break;
d1a0cf73
SB		 3255#ifdef CONFIG_TPM
3256 case QEMU_OPTION_tpmdev:
3257 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3258 exit(1);
3259 }
3260 break;
3261#endif
c902760f
MT		 3262 case QEMU_OPTION_mempath:
3263 mem_path = optarg;
3264 break;
c902760f
MT		 3265 case QEMU_OPTION_mem_prealloc:
3266 mem_prealloc = 1;
3267 break;
cd6f1169 3268 case QEMU_OPTION_d:
c235d738
MF		 3269 log_mask = optarg;
3270 break;
3271 case QEMU_OPTION_D:
3272 log_file = optarg;
cd6f1169 3273 break;
3514552e 3274 case QEMU_OPTION_DFILTER:
bd6fee9f 3275 qemu_set_dfilter_ranges(optarg, &error_fatal);
3514552e 3276 break;
cd6f1169 3277 case QEMU_OPTION_s:
ef0c4a0d 3278 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3279 break;
59030a8c 3280 case QEMU_OPTION_gdb:
ef0c4a0d 3281 add_device_config(DEV_GDB, optarg);
cd6f1169 3282 break;
cd6f1169 3283 case QEMU_OPTION_L:
37146e7e
RJ		 3284 if (is_help_option(optarg)) {
3285 list_data_dirs = true;
2a1cce90
GH		 3286 } else {
3287 qemu_add_data_dir(optarg);
4524051c 3288 }
cd6f1169 3289 break;
1192dad8 3290 case QEMU_OPTION_bios:
79087c78
MA		 3291 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3292 &error_abort);
1192dad8 3293 break;
1b530a6d
AJ		 3294 case QEMU_OPTION_singlestep:
3295 singlestep = 1;
3296 break;
cd6f1169 3297 case QEMU_OPTION_S:
3c07f8e8 3298 autostart = 0;
cd6f1169 3299 break;
99efa84d
MA		 3300 case QEMU_OPTION_k:
3301 keyboard_layout = optarg;
3302 break;
ee22c2f7
FB		 3303 case QEMU_OPTION_localtime:
3304 rtc_utc = 0;
f29d4450
TH		 3305 warn_report("This option is deprecated, "
3306 "use '-rtc base=localtime' instead.");
ee22c2f7 3307 break;
3893c124 3308 case QEMU_OPTION_vga:
a369da5f 3309 vga_model = optarg;
7f1b17f2 3310 default_vga = 0;
1bfe856e 3311 break;
e9b137c2
FB		 3312 case QEMU_OPTION_g:
3313 {
3314 const char *p;
3315 int w, h, depth;
3316 p = optarg;
3317 w = strtol(p, (char **)&p, 10);
3318 if (w <= 0) {
3319 graphic_error:
f61eddcb 3320 error_report("invalid resolution or depth");
e9b137c2
FB		 3321 exit(1);
3322 }
3323 if (*p != 'x')
3324 goto graphic_error;
3325 p++;
3326 h = strtol(p, (char **)&p, 10);
3327 if (h <= 0)
3328 goto graphic_error;
3329 if (*p == 'x') {
3330 p++;
3331 depth = strtol(p, (char **)&p, 10);
5fafdf24 3332 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3333 depth != 24 && depth != 32)
3334 goto graphic_error;
3335 } else if (*p == '\0') {
3336 depth = graphic_depth;
3337 } else {
3338 goto graphic_error;
3339 }
3b46e624 3340
e9b137c2
FB		 3341 graphic_width = w;
3342 graphic_height = h;
3343 graphic_depth = depth;
3344 }
3345 break;
20d8a3ed
TS		 3346 case QEMU_OPTION_echr:
3347 {
3348 char *r;
3349 term_escape_char = strtol(optarg, &r, 0);
3350 if (r == optarg)
3351 printf("Bad argument to echr\n");
3352 break;
3353 }
82c643ff 3354 case QEMU_OPTION_monitor:
6ca5582d 3355 default_monitor = 0;
70e098af 3356 if (strncmp(optarg, "none", 4)) {
4821cd4c 3357 monitor_parse(optarg, "readline", false);
70e098af 3358 }
6ca5582d
GH		 3359 break;
3360 case QEMU_OPTION_qmp:
4821cd4c
HR		 3361 monitor_parse(optarg, "control", false);
3362 default_monitor = 0;
3363 break;
3364 case QEMU_OPTION_qmp_pretty:
3365 monitor_parse(optarg, "control", true);
2d114dc1 3366 default_monitor = 0;
82c643ff 3367 break;
22a0e04b 3368 case QEMU_OPTION_mon:
70b94331
MA		 3369 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3370 true);
22a0e04b 3371 if (!opts) {
22a0e04b
GH		 3372 exit(1);
3373 }
2d114dc1 3374 default_monitor = 0;
22a0e04b 3375 break;
191bc01b 3376 case QEMU_OPTION_chardev:
70b94331
MA		 3377 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3378 optarg, true);
191bc01b 3379 if (!opts) {
191bc01b
GH		 3380 exit(1);
3381 }
191bc01b 3382 break;
74db920c 3383 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3384 olist = qemu_find_opts("fsdev");
3385 if (!olist) {
5dfdae81 3386 error_report("fsdev support is disabled");
03b0ba70
GH		 3387 exit(1);
3388 }
70b94331 3389 opts = qemu_opts_parse_noisily(olist, optarg, true);
74db920c 3390 if (!opts) {
74db920c
GS		 3391 exit(1);
3392 }
3393 break;
3d54abc7 3394 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3395 QemuOpts *fsdev;
3396 QemuOpts *device;
32b69436 3397 const char *writeout, *sock_fd, *socket, *path, *security_model;
3d54abc7 3398
03b0ba70
GH		 3399 olist = qemu_find_opts("virtfs");
3400 if (!olist) {
5dfdae81 3401 error_report("virtfs support is disabled");
03b0ba70
GH		 3402 exit(1);
3403 }
70b94331 3404 opts = qemu_opts_parse_noisily(olist, optarg, true);
3d54abc7 3405 if (!opts) {
3d54abc7
GS		 3406 exit(1);
3407 }
3408
fbcbf101 3409 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a 3410 qemu_opt_get(opts, "mount_tag") == NULL) {
8afb9000 3411 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
9ce56db6
VJ		 3412 exit(1);
3413 }
e14ea479 3414 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3baa0a6a 3415 qemu_opts_id(opts) ?:
8be7e7e4
LC		 3416 qemu_opt_get(opts, "mount_tag"),
3417 1, NULL);
e14ea479 3418 if (!fsdev) {
3baa0a6a 3419 error_report("duplicate or invalid fsdev id: %s",
f61eddcb 3420 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3421 exit(1);
3422 }
d3ab98e6
AK		 3423
3424 writeout = qemu_opt_get(opts, "writeout");
3425 if (writeout) {
3426#ifdef CONFIG_SYNC_FILE_RANGE
f43e47db 3427 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
d3ab98e6 3428#else
f61eddcb
EH		 3429 error_report("writeout=immediate not supported "
3430 "on this platform");
d3ab98e6
AK		 3431 exit(1);
3432#endif
3433 }
f43e47db
MA		 3434 qemu_opt_set(fsdev, "fsdriver",
3435 qemu_opt_get(opts, "fsdriver"), &error_abort);
32b69436
GK		 3436 path = qemu_opt_get(opts, "path");
3437 if (path) {
3438 qemu_opt_set(fsdev, "path", path, &error_abort);
3439 }
3440 security_model = qemu_opt_get(opts, "security_model");
3441 if (security_model) {
3442 qemu_opt_set(fsdev, "security_model", security_model,
3443 &error_abort);
3444 }
84a87cc4
MK		 3445 socket = qemu_opt_get(opts, "socket");
3446 if (socket) {
f43e47db 3447 qemu_opt_set(fsdev, "socket", socket, &error_abort);
84a87cc4 3448 }
4c793dda
MK		 3449 sock_fd = qemu_opt_get(opts, "sock_fd");
3450 if (sock_fd) {
f43e47db 3451 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
4c793dda 3452 }
e14ea479 3453
2c74c2cb 3454 qemu_opt_set_bool(fsdev, "readonly",
cccb7967
MA		 3455 qemu_opt_get_bool(opts, "readonly", 0),
3456 &error_abort);
87ea75d5
PC		 3457 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3458 &error_abort);
f43e47db 3459 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
e14ea479 3460 qemu_opt_set(device, "fsdev",
3baa0a6a 3461 qemu_opts_id(fsdev), &error_abort);
e14ea479 3462 qemu_opt_set(device, "mount_tag",
f43e47db 3463 qemu_opt_get(opts, "mount_tag"), &error_abort);
3d54abc7
GS		 3464 break;
3465 }
9db221ae
AK		 3466 case QEMU_OPTION_virtfs_synth: {
3467 QemuOpts *fsdev;
3468 QemuOpts *device;
3469
8be7e7e4
LC		 3470 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3471 1, NULL);
9db221ae 3472 if (!fsdev) {
f61eddcb 3473 error_report("duplicate option: %s", "virtfs_synth");
9db221ae
AK		 3474 exit(1);
3475 }
f43e47db 3476 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
9db221ae 3477
87ea75d5
PC		 3478 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3479 &error_abort);
f43e47db
MA		 3480 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3481 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3482 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
9db221ae
AK		 3483 break;
3484 }
82c643ff 3485 case QEMU_OPTION_serial:
998bbd74
GH		 3486 add_device_config(DEV_SERIAL, optarg);
3487 default_serial = 0;
18141ed6
JK		 3488 if (strncmp(optarg, "mon:", 4) == 0) {
3489 default_monitor = 0;
3490 }
82c643ff 3491 break;
9dd986cc 3492 case QEMU_OPTION_watchdog:
09aaa160 3493 if (watchdog) {
f61eddcb 3494 error_report("only one watchdog option may be given");
09aaa160
MA		 3495 return 1;
3496 }
3497 watchdog = optarg;
9dd986cc
RJ		 3498 break;
3499 case QEMU_OPTION_watchdog_action:
3500 if (select_watchdog_action(optarg) == -1) {
3e515373 3501 error_report("unknown -watchdog-action parameter");
9dd986cc
RJ		 3502 exit(1);
3503 }
3504 break;
51ecf136 3505 case QEMU_OPTION_virtiocon:
45401299
TH		 3506 warn_report("This option is deprecated, "
3507 "use '-device virtconsole' instead");
aee1b935
GH		 3508 add_device_config(DEV_VIRTCON, optarg);
3509 default_virtcon = 0;
18141ed6
JK		 3510 if (strncmp(optarg, "mon:", 4) == 0) {
3511 default_monitor = 0;
3512 }
51ecf136 3513 break;
6508fe59 3514 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3515 add_device_config(DEV_PARALLEL, optarg);
3516 default_parallel = 0;
18141ed6
JK		 3517 if (strncmp(optarg, "mon:", 4) == 0) {
3518 default_monitor = 0;
3519 }
6508fe59 3520 break;
c9f398e5
PA		 3521 case QEMU_OPTION_debugcon:
3522 add_device_config(DEV_DEBUGCON, optarg);
3523 break;
99efa84d
MA		 3524 case QEMU_OPTION_loadvm:
3525 loadvm = optarg;
3526 break;
d63d307f 3527 case QEMU_OPTION_full_screen:
0c8d7065
GH		 3528 dpy.has_full_screen = true;
3529 dpy.full_screen = true;
d63d307f 3530 break;
43523e93 3531 case QEMU_OPTION_no_frame:
67358447
GH		 3532 g_printerr("The -no-frame switch is deprecated, and will be\n"
3533 "removed in a future release.\n");
43523e93
TS		 3534 no_frame = 1;
3535 break;
3780e197
TS		 3536 case QEMU_OPTION_alt_grab:
3537 alt_grab = 1;
3538 break;
0ca9f8a4
DK		 3539 case QEMU_OPTION_ctrl_grab:
3540 ctrl_grab = 1;
3541 break;
667accab 3542 case QEMU_OPTION_no_quit:
0c8d7065
GH		 3543 dpy.has_window_close = true;
3544 dpy.window_close = false;
667accab 3545 break;
7d957bd8 3546 case QEMU_OPTION_sdl:
24f6ff86 3547#ifdef CONFIG_SDL
fe91f36a 3548 dpy.type = DISPLAY_TYPE_SDL;
7d957bd8 3549 break;
58fc096c 3550#else
f61eddcb 3551 error_report("SDL support is disabled");
58fc096c 3552 exit(1);
667accab 3553#endif
f7cce898 3554 case QEMU_OPTION_pidfile:
93815bc2 3555 pid_file = optarg;
f7cce898 3556 break;
a09db21f
FB		 3557 case QEMU_OPTION_win2k_hack:
3558 win2k_install_hack = 1;
3559 break;
433acf0d 3560 case QEMU_OPTION_rtc_td_hack: {
16714b16
EH		 3561 static GlobalProperty slew_lost_ticks = {
3562 .driver = "mc146818rtc",
3563 .property = "lost_tick_policy",
3564 .value = "slew",
433acf0d
JK		 3565 };
3566
16714b16 3567 qdev_prop_register_global(&slew_lost_ticks);
f29d4450
TH		 3568 warn_report("This option is deprecated, "
3569 "use '-rtc driftfix=slew' instead.");
73822ec8 3570 break;
433acf0d 3571 }
8a92ea2f 3572 case QEMU_OPTION_acpitable:
70b94331
MA		 3573 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3574 optarg, true);
f46e720a
LE		 3575 if (!opts) {
3576 exit(1);
3577 }
9f57061c 3578 acpi_table_add(opts, &error_fatal);
8a92ea2f 3579 break;
b6f6e3d3 3580 case QEMU_OPTION_smbios:
70b94331
MA		 3581 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3582 optarg, false);
f46e720a
LE		 3583 if (!opts) {
3584 exit(1);
3585 }
1007a37e 3586 smbios_entry_add(opts, &error_fatal);
b6f6e3d3 3587 break;
81b2b810 3588 case QEMU_OPTION_fwcfg:
70b94331
MA		 3589 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3590 optarg, true);
81b2b810
GS		 3591 if (opts == NULL) {
3592 exit(1);
3593 }
3594 break;
047f7038
IM		 3595 case QEMU_OPTION_preconfig:
3596 preconfig_exit_requested = false;
3597 break;
7ba1e619 3598 case QEMU_OPTION_enable_kvm:
303d4e86 3599 olist = qemu_find_opts("machine");
70b94331 3600 qemu_opts_parse_noisily(olist, "accel=kvm", false);
303d4e86 3601 break;
b0cb0a66 3602 case QEMU_OPTION_enable_hax:
c44df2ff 3603 warn_report("Option is deprecated, use '-accel hax' instead");
b0cb0a66
VP		 3604 olist = qemu_find_opts("machine");
3605 qemu_opts_parse_noisily(olist, "accel=hax", false);
3606 break;
364c3e6b 3607 case QEMU_OPTION_M:
303d4e86
AP		 3608 case QEMU_OPTION_machine:
3609 olist = qemu_find_opts("machine");
70b94331 3610 opts = qemu_opts_parse_noisily(olist, optarg, true);
303d4e86 3611 if (!opts) {
303d4e86
AP		 3612 exit(1);
3613 }
7ba1e619 3614 break;
a0dac021
JK		 3615 case QEMU_OPTION_no_kvm:
3616 olist = qemu_find_opts("machine");
70b94331 3617 qemu_opts_parse_noisily(olist, "accel=tcg", false);
a0dac021 3618 break;
a20fa79f 3619 case QEMU_OPTION_accel:
8d4e9146
FK		 3620 accel_opts = qemu_opts_parse_noisily(qemu_find_opts("accel"),
3621 optarg, true);
3622 optarg = qemu_opt_get(accel_opts, "accel");
bde4d920
TH		 3623 if (!optarg || is_help_option(optarg)) {
3624 error_printf("Possible accelerators: kvm, xen, hax, tcg\n");
a20fa79f 3625 exit(0);
8d4e9146 3626 }
a20fa79f
TH		 3627 opts = qemu_opts_create(qemu_find_opts("machine"), NULL,
3628 false, &error_abort);
3629 qemu_opt_set(opts, "accel", optarg, &error_abort);
8d4e9146 3630 break;
bb36d470 3631 case QEMU_OPTION_usb:
fa5358c6 3632 olist = qemu_find_opts("machine");
70b94331 3633 qemu_opts_parse_noisily(olist, "usb=on", false);
bb36d470 3634 break;
a594cfbf 3635 case QEMU_OPTION_usbdevice:
a358a3af
TH		 3636 error_report("'-usbdevice' is deprecated, please use "
3637 "'-device usb-...' instead");
fa5358c6 3638 olist = qemu_find_opts("machine");
70b94331 3639 qemu_opts_parse_noisily(olist, "usb=on", false);
bd3c948d
GH		 3640 add_device_config(DEV_USB, optarg);
3641 break;
3642 case QEMU_OPTION_device:
70b94331
MA		 3643 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3644 optarg, true)) {
f31d07d1
GH		 3645 exit(1);
3646 }
a594cfbf 3647 break;
6a00d601 3648 case QEMU_OPTION_smp:
70b94331
MA		 3649 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3650 optarg, true)) {
6be68d7e
JS		 3651 exit(1);
3652 }
6a00d601 3653 break;
99efa84d 3654 case QEMU_OPTION_vnc:
7b1ee0f2 3655 vnc_parse(optarg, &error_fatal);
821601ea 3656 break;
6515b203
FB		 3657 case QEMU_OPTION_no_acpi:
3658 acpi_enabled = 0;
3659 break;
16b29ae1
AL		 3660 case QEMU_OPTION_no_hpet:
3661 no_hpet = 1;
3662 break;
7d4c3d53
MA		 3663 case QEMU_OPTION_balloon:
3664 if (balloon_parse(optarg) < 0) {
3e515373 3665 error_report("unknown -balloon argument %s", optarg);
7d4c3d53
MA		 3666 exit(1);
3667 }
df97b920 3668 break;
d1beab82
FB		 3669 case QEMU_OPTION_no_reboot:
3670 no_reboot = 1;
3671 break;
b2f76161
AJ		 3672 case QEMU_OPTION_no_shutdown:
3673 no_shutdown = 1;
3674 break;
9467cd46
AZ		 3675 case QEMU_OPTION_show_cursor:
3676 cursor_hide = 0;
3677 break;
8fcb1b90 3678 case QEMU_OPTION_uuid:
9c5ce8db 3679 if (qemu_uuid_parse(optarg, &qemu_uuid) < 0) {
4cd70f34 3680 error_report("failed to parse UUID string: wrong format");
8fcb1b90
BS		 3681 exit(1);
3682 }
fc3b3295 3683 qemu_uuid_set = true;
8fcb1b90 3684 break;
99efa84d
MA		 3685 case QEMU_OPTION_option_rom:
3686 if (nb_option_roms >= MAX_OPTION_ROMS) {
3e515373 3687 error_report("too many option ROMs");
99efa84d
MA		 3688 exit(1);
3689 }
70b94331
MA		 3690 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3691 optarg, true);
49295ebc
MA		 3692 if (!opts) {
3693 exit(1);
3694 }
2e55e842
GN		 3695 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3696 option_rom[nb_option_roms].bootindex =
3697 qemu_opt_get_number(opts, "bootindex", -1);
3698 if (!option_rom[nb_option_roms].name) {
f61eddcb 3699 error_report("Option ROM file is not specified");
2e55e842
GN		 3700 exit(1);
3701 }
99efa84d
MA		 3702 nb_option_roms++;
3703 break;
8e71621f 3704 case QEMU_OPTION_semihosting:
cfe67cef
LA		 3705 semihosting.enabled = true;
3706 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079
LI		 3707 break;
3708 case QEMU_OPTION_semihosting_config:
cfe67cef 3709 semihosting.enabled = true;
70b94331
MA		 3710 opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3711 optarg, false);
a38bb079 3712 if (opts != NULL) {
cfe67cef 3713 semihosting.enabled = qemu_opt_get_bool(opts, "enable",
a38bb079
LI		 3714 true);
3715 const char *target = qemu_opt_get(opts, "target");
3716 if (target != NULL) {
3717 if (strcmp("native", target) == 0) {
cfe67cef 3718 semihosting.target = SEMIHOSTING_TARGET_NATIVE;
a38bb079 3719 } else if (strcmp("gdb", target) == 0) {
cfe67cef 3720 semihosting.target = SEMIHOSTING_TARGET_GDB;
a38bb079 3721 } else if (strcmp("auto", target) == 0) {
cfe67cef 3722 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3723 } else {
3e515373 3724 error_report("unsupported semihosting-config %s",
f61eddcb 3725 optarg);
a38bb079
LI		 3726 exit(1);
3727 }
3728 } else {
cfe67cef 3729 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3730 }
a59d31a1
LA		 3731 /* Set semihosting argument count and vector */
3732 qemu_opt_foreach(opts, add_semihosting_arg,
3733 &semihosting, NULL);
a38bb079 3734 } else {
3e515373 3735 error_report("unsupported semihosting-config %s", optarg);
a38bb079
LI		 3736 exit(1);
3737 }
8e71621f 3738 break;
c35734b2 3739 case QEMU_OPTION_name:
70b94331
MA		 3740 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3741 optarg, true);
5d12f961
DDAG		 3742 if (!opts) {
3743 exit(1);
3744 }
c35734b2 3745 break;
66508601
BS		 3746 case QEMU_OPTION_prom_env:
3747 if (nb_prom_envs >= MAX_PROM_ENVS) {
3e515373 3748 error_report("too many prom variables");
66508601
BS		 3749 exit(1);
3750 }
3751 prom_envs[nb_prom_envs] = optarg;
3752 nb_prom_envs++;
3753 break;
2b8f2d41
AZ		 3754 case QEMU_OPTION_old_param:
3755 old_param = 1;
05ebd537 3756 break;
f3dcfada 3757 case QEMU_OPTION_clock:
6d327171
AB		 3758 /* Clock options no longer exist. Keep this option for
3759 * backward compatibility.
3760 */
d7e19545 3761 warn_report("This option is ignored and will be removed soon");
f3dcfada 3762 break;
7e0af5d0 3763 case QEMU_OPTION_startdate:
f29d4450 3764 warn_report("This option is deprecated, use '-rtc base=' instead.");
1ed2fc1f
JK		 3765 configure_rtc_date_offset(optarg, 1);
3766 break;
3767 case QEMU_OPTION_rtc:
70b94331
MA		 3768 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
3769 false);
1ed2fc1f 3770 if (!opts) {
1ed2fc1f 3771 exit(1);
7e0af5d0 3772 }
1ed2fc1f 3773 configure_rtc(opts);
7e0af5d0 3774 break;
26a5f13b 3775 case QEMU_OPTION_tb_size:
f940488f
EC		 3776#ifndef CONFIG_TCG
3777 error_report("TCG is disabled");
3778 exit(1);
3779#endif
8b3ae692
PB		 3780 if (qemu_strtoul(optarg, NULL, 0, &tcg_tb_size) < 0) {
3781 error_report("Invalid argument to -tb-size");
3782 exit(1);
d5ab9713 3783 }
26a5f13b 3784 break;
2e70f6ef 3785 case QEMU_OPTION_icount:
70b94331
MA		 3786 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
3787 optarg, true);
1ad9580b
ST		 3788 if (!icount_opts) {
3789 exit(1);
3790 }
2e70f6ef 3791 break;
5bb7910a 3792 case QEMU_OPTION_incoming:
7c76235a
DDAG		 3793 if (!incoming) {
3794 runstate_set(RUN_STATE_INMIGRATE);
3795 }
5bb7910a
AL		 3796 incoming = optarg;
3797 break;
d15c05fc 3798 case QEMU_OPTION_only_migratable:
3df663e5
PX		 3799 /*
3800 * TODO: we can remove this option one day, and we
3801 * should all use:
3802 *
3803 * "-global migration.only-migratable=true"
3804 */
b605c47b 3805 qemu_global_option("migration.only-migratable=true");
d15c05fc 3806 break;
d8c208dd 3807 case QEMU_OPTION_nodefaults:
d44229c5 3808 has_defaults = 0;
d8c208dd 3809 break;
e37630ca 3810 case QEMU_OPTION_xen_domid:
ad96090a 3811 if (!(xen_available())) {
da002526 3812 error_report("Option not supported for this target");
ad96090a
BS		 3813 exit(1);
3814 }
e37630ca
AL		 3815 xen_domid = atoi(optarg);
3816 break;
3817 case QEMU_OPTION_xen_create:
ad96090a 3818 if (!(xen_available())) {
da002526 3819 error_report("Option not supported for this target");
ad96090a
BS		 3820 exit(1);
3821 }
e37630ca
AL		 3822 xen_mode = XEN_CREATE;
3823 break;
3824 case QEMU_OPTION_xen_attach:
ad96090a 3825 if (!(xen_available())) {
da002526 3826 error_report("Option not supported for this target");
ad96090a
BS		 3827 exit(1);
3828 }
e37630ca
AL		 3829 xen_mode = XEN_ATTACH;
3830 break;
1c599472
PD		 3831 case QEMU_OPTION_xen_domid_restrict:
3832 if (!(xen_available())) {
3833 error_report("Option not supported for this target");
3834 exit(1);
3835 }
3836 xen_domid_restrict = true;
3837 break;
ab6540d5 3838 case QEMU_OPTION_trace:
e9e0bb2a
DL		 3839 g_free(trace_file);
3840 trace_file = trace_opt_parse(optarg);
ab6540d5 3841 break;
715a664a
GH		 3842 case QEMU_OPTION_readconfig:
3843 {
dcfb0939
KW		 3844 int ret = qemu_read_config_file(optarg);
3845 if (ret < 0) {
f61eddcb
EH		 3846 error_report("read config %s: %s", optarg,
3847 strerror(-ret));
715a664a
GH		 3848 exit(1);
3849 }
715a664a
GH		 3850 break;
3851 }
29b0040b
GH		 3852 case QEMU_OPTION_spice:
3853 olist = qemu_find_opts("spice");
3854 if (!olist) {
5dfdae81 3855 error_report("spice support is disabled");
29b0040b
GH		 3856 exit(1);
3857 }
70b94331 3858 opts = qemu_opts_parse_noisily(olist, optarg, false);
29b0040b 3859 if (!opts) {
29b0040b
GH		 3860 exit(1);
3861 }
f963e4d0 3862 display_remote++;
29b0040b 3863 break;
715a664a
GH		 3864 case QEMU_OPTION_writeconfig:
3865 {
3866 FILE *fp;
3867 if (strcmp(optarg, "-") == 0) {
3868 fp = stdout;
3869 } else {
3870 fp = fopen(optarg, "w");
3871 if (fp == NULL) {
f61eddcb
EH		 3872 error_report("open %s: %s", optarg,
3873 strerror(errno));
715a664a
GH		 3874 exit(1);
3875 }
3876 }
3877 qemu_config_write(fp);
7fb8b5d9
CG		 3878 if (fp != stdout) {
3879 fclose(fp);
3880 }
715a664a
GH		 3881 break;
3882 }
c7f0f3b1
AL		 3883 case QEMU_OPTION_qtest:
3884 qtest_chrdev = optarg;
3885 break;
3886 case QEMU_OPTION_qtest_log:
3887 qtest_log = optarg;
3888 break;
7d76ad4f 3889 case QEMU_OPTION_sandbox:
9d0fdecb 3890#ifdef CONFIG_SECCOMP
70b94331
MA		 3891 opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
3892 optarg, true);
7d76ad4f 3893 if (!opts) {
49295ebc 3894 exit(1);
7d76ad4f 3895 }
9d0fdecb
YMZ		 3896#else
3897 error_report("-sandbox support is not enabled "
3898 "in this QEMU binary");
3899 exit(1);
3900#endif
7d76ad4f 3901 break;
587ed6be
CB		 3902 case QEMU_OPTION_add_fd:
3903#ifndef _WIN32
70b94331
MA		 3904 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
3905 optarg, false);
587ed6be 3906 if (!opts) {
49295ebc 3907 exit(1);
587ed6be
CB		 3908 }
3909#else
3910 error_report("File descriptor passing is disabled on this "
3911 "platform");
3912 exit(1);
3913#endif
3914 break;
68d98d3e 3915 case QEMU_OPTION_object:
70b94331
MA		 3916 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
3917 optarg, true);
49295ebc
MA		 3918 if (!opts) {
3919 exit(1);
3920 }
68d98d3e 3921 break;
888a6bc6 3922 case QEMU_OPTION_realtime:
70b94331
MA		 3923 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
3924 optarg, false);
888a6bc6
SM		 3925 if (!opts) {
3926 exit(1);
3927 }
6f131f13
MT		 3928 /* Don't override the -overcommit option if set */
3929 enable_mlock = enable_mlock ||
3930 qemu_opt_get_bool(opts, "mlock", true);
3931 break;
3932 case QEMU_OPTION_overcommit:
3933 opts = qemu_opts_parse_noisily(qemu_find_opts("overcommit"),
3934 optarg, false);
3935 if (!opts) {
3936 exit(1);
3937 }
3938 /* Don't override the -realtime option if set */
3939 enable_mlock = enable_mlock ||
3940 qemu_opt_get_bool(opts, "mem-lock", false);
3941 enable_cpu_pm = qemu_opt_get_bool(opts, "cpu-pm", false);
888a6bc6 3942 break;
5e2ac519 3943 case QEMU_OPTION_msg:
70b94331
MA		 3944 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
3945 false);
5e2ac519
SA		 3946 if (!opts) {
3947 exit(1);
3948 }
3949 configure_msg(opts);
3950 break;
abfd9ce3 3951 case QEMU_OPTION_dump_vmstate:
522abf69 3952 if (vmstate_dump_file) {
f61eddcb
EH		 3953 error_report("only one '-dump-vmstate' "
3954 "option may be given");
522abf69
GA		 3955 exit(1);
3956 }
abfd9ce3
AS		 3957 vmstate_dump_file = fopen(optarg, "w");
3958 if (vmstate_dump_file == NULL) {
f61eddcb 3959 error_report("open %s: %s", optarg, strerror(errno));
abfd9ce3
AS		 3960 exit(1);
3961 }
12df189d
EC		 3962 break;
3963 case QEMU_OPTION_enable_sync_profile:
3964 qsp_enable();
abfd9ce3 3965 break;
aec0d0e1
MP		 3966 case QEMU_OPTION_nodefconfig:
3967 case QEMU_OPTION_nouserconfig:
3968 /* Nothing to be parsed here. Especially, do not error out below. */
3969 break;
59a5264b 3970 default:
1217d6ca
TH		 3971 if (os_parse_cmd_args(popt->index, optarg)) {
3972 error_report("Option not supported in this build");
3973 exit(1);
3974 }
cd6f1169 3975 }
0824d6fc
FB		 3976 }
3977 }
43fa1e0b
EH		 3978 /*
3979 * Clear error location left behind by the loop.
3980 * Best done right after the loop. Do not insert code here!
3981 */
3982 loc_set_none();
364c3e6b 3983
4c27b859
PD		 3984 replay_configure(icount_opts);
3985
047f7038
IM		 3986 if (incoming && !preconfig_exit_requested) {
3987 error_report("'preconfig' and 'incoming' options are "
3988 "mutually exclusive");
3989 exit(EXIT_FAILURE);
3990 }
3991
7580f231 3992 machine_class = select_machine();
076b35b5
ND		 3993
3994 set_memory_options(&ram_slots, &maxram_size, machine_class);
3b9985e9 3995
2d9c2725 3996 os_daemonize();
73c6e401 3997 rcu_disable_atfork();
2d9c2725 3998
004c8e00
MT		 3999 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4000 error_report("could not acquire pid file: %s", strerror(errno));
4001 exit(1);
4002 }
4003
2f78e491 4004 if (qemu_init_main_loop(&main_loop_err)) {
565f65d2 4005 error_report_err(main_loop_err);
1c53786f
PB		 4006 exit(1);
4007 }
4008
9d0fdecb 4009#ifdef CONFIG_SECCOMP
28d0de7a
MA		 4010 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4011 parse_sandbox, NULL, NULL)) {
7d76ad4f
EO		 4012 exit(1);
4013 }
9d0fdecb 4014#endif
7d76ad4f 4015
28d0de7a
MA		 4016 if (qemu_opts_foreach(qemu_find_opts("name"),
4017 parse_name, NULL, NULL)) {
5b9d313e
DDAG		 4018 exit(1);
4019 }
4020
587ed6be 4021#ifndef _WIN32
28d0de7a
MA		 4022 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4023 parse_add_fd, NULL, NULL)) {
587ed6be
CB		 4024 exit(1);
4025 }
4026
28d0de7a
MA		 4027 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4028 cleanup_add_fd, NULL, NULL)) {
587ed6be
CB		 4029 exit(1);
4030 }
4031#endif
4032
0056ae24
MA		 4033 current_machine = MACHINE(object_new(object_class_get_name(
4034 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 4035 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
4036 exit(0);
4037 }
0056ae24
MA		 4038 object_property_add_child(object_get_root(), "machine",
4039 OBJECT(current_machine), &error_abort);
20bccb82
PM		 4040
4041 if (machine_class->minimum_page_bits) {
4042 if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
4043 /* This would be a board error: specifying a minimum smaller than
4044 * a target's compile-time fixed setting.
4045 */
4046 g_assert_not_reached();
4047 }
4048 }
4049
b5c2c3d0 4050 cpu_exec_init_all();
0056ae24 4051
958db90c 4052 if (machine_class->hw_version) {
35c2c8dc 4053 qemu_set_hw_version(machine_class->hw_version);
93bfef4c
CV		 4054 }
4055
c8057f95 4056 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4057 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4058 exit(0);
4059 }
4060
62cb4145
DL		 4061 if (!trace_init_backends()) {
4062 exit(1);
4063 }
41fc57e4
PB		 4064 trace_init_file(trace_file);
4065
67633bb4 4066 /* Open the logfile at this point and set the log mask if necessary.
c235d738 4067 */
67633bb4 4068 if (log_file) {
daa76aa4 4069 qemu_set_log_filename(log_file, &error_fatal);
67633bb4
PK		 4070 }
4071
c235d738 4072 if (log_mask) {
b946bffa 4073 int mask;
b946bffa
PM		 4074 mask = qemu_str_to_log_mask(log_mask);
4075 if (!mask) {
4076 qemu_print_log_usage(stdout);
4077 exit(1);
4078 }
4079 qemu_set_log(mask);
ed7f5f1d
PB		 4080 } else {
4081 qemu_set_log(0);
c235d738 4082 }
330d0414 4083
3d5eecab
GH		 4084 /* add configured firmware directories */
4085 dirs = g_strsplit(CONFIG_QEMU_FIRMWAREPATH, G_SEARCHPATH_SEPARATOR_S, 0);
4086 for (i = 0; dirs[i] != NULL; i++) {
4087 qemu_add_data_dir(dirs[i]);
4088 }
35471127 4089 g_strfreev(dirs);
3d5eecab
GH		 4090
4091 /* try to find datadir relative to the executable path */
35471127
MAL		 4092 dir = os_find_datadir();
4093 qemu_add_data_dir(dir);
4094 g_free(dir);
2a1cce90 4095
3d5eecab 4096 /* add the datadir specified when building */
2a1cce90 4097 qemu_add_data_dir(CONFIG_QEMU_DATADIR);
5cea8590 4098
37146e7e
RJ		 4099 /* -L help lists the data directories and exits. */
4100 if (list_data_dirs) {
4101 for (i = 0; i < data_dir_idx; i++) {
4102 printf("%s\n", data_dir[i]);
4103 }
4104 exit(0);
4105 }
4106
72649619
EC		 4107 /* machine_class: default to UP */
4108 machine_class->max_cpus = machine_class->max_cpus ?: 1;
4109 machine_class->min_cpus = machine_class->min_cpus ?: 1;
4110 machine_class->default_cpus = machine_class->default_cpus ?: 1;
4111
4112 /* default to machine_class->default_cpus */
4113 smp_cpus = machine_class->default_cpus;
4114 max_cpus = machine_class->default_cpus;
4115
12b7f57e 4116 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4117
72649619
EC		 4118 /* sanity-check smp_cpus and max_cpus against machine_class */
4119 if (smp_cpus < machine_class->min_cpus) {
4120 error_report("Invalid SMP CPUs %d. The min CPUs "
4121 "supported by machine '%s' is %d", smp_cpus,
4122 machine_class->name, machine_class->min_cpus);
4123 exit(1);
4124 }
c00cd995 4125 if (max_cpus > machine_class->max_cpus) {
c0dd1099
ST		 4126 error_report("Invalid SMP CPUs %d. The max CPUs "
4127 "supported by machine '%s' is %d", max_cpus,
f61eddcb 4128 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4129 exit(1);
4130 }
4131
67b724e6
AP		 4132 /*
4133 * Get the default machine options from the machine if it is not already
4134 * specified either by the configuration file or by the command line.
4135 */
958db90c 4136 if (machine_class->default_machine_opts) {
25de5935 4137 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4138 machine_class->default_machine_opts, 0);
67b724e6
AP		 4139 }
4140
28d0de7a
MA		 4141 qemu_opts_foreach(qemu_find_opts("device"),
4142 default_driver_check, NULL, NULL);
4143 qemu_opts_foreach(qemu_find_opts("global"),
4144 default_driver_check, NULL, NULL);
998bbd74 4145
d44229c5
MW		 4146 if (!vga_model && !default_vga) {
4147 vga_interface_type = VGA_DEVICE;
4148 }
958db90c 4149 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4150 default_serial = 0;
4151 }
958db90c 4152 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4153 default_parallel = 0;
4154 }
958db90c 4155 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4156 default_virtcon = 0;
4157 }
958db90c 4158 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4159 default_floppy = 0;
4160 }
958db90c 4161 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4162 default_cdrom = 0;
4163 }
958db90c 4164 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4165 default_sdcard = 0;
4166 }
d44229c5
MW		 4167 if (!has_defaults) {
4168 default_monitor = 0;
4169 default_net = 0;
4170 default_vga = 0;
4171 }
986c5f78 4172
ab51b1d5 4173 if (is_daemonized()) {
2ee3518b
IM		 4174 if (!preconfig_exit_requested) {
4175 error_report("'preconfig' and 'daemonize' options are "
4176 "mutually exclusive");
4177 exit(EXIT_FAILURE);
4178 }
4179
ab51b1d5
MT		 4180 /* According to documentation and historically, -nographic redirects
4181 * serial port, parallel port and monitor to stdio, which does not work
4182 * with -daemonize. We can redirect these to null instead, but since
4183 * -nographic is legacy, let's just error out.
4184 * We disallow -nographic only if all other ports are not redirected
4185 * explicitly, to not break existing legacy setups which uses
4186 * -nographic _and_ redirects all ports explicitly - this is valid
4187 * usage, -nographic is just a no-op in this case.
4188 */
cfc58cf3 4189 if (nographic
ab51b1d5
MT		 4190 && (default_parallel || default_serial
4191 || default_monitor || default_virtcon)) {
4cd70f34 4192 error_report("-nographic cannot be used with -daemonize");
ab51b1d5
MT		 4193 exit(1);
4194 }
4195#ifdef CONFIG_CURSES
e3af9f9a 4196 if (dpy.type == DISPLAY_TYPE_CURSES) {
4cd70f34 4197 error_report("curses display cannot be used with -daemonize");
ab51b1d5
MT		 4198 exit(1);
4199 }
4200#endif
4201 }
4202
cfc58cf3 4203 if (nographic) {
6a5e8b0e
GH		 4204 if (default_parallel)
4205 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4206 if (default_serial && default_monitor) {
4207 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4208 } else if (default_virtcon && default_monitor) {
4209 add_device_config(DEV_VIRTCON, "mon:stdio");
e1c09175
GH		 4210 } else {
4211 if (default_serial)
4212 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4213 if (default_virtcon)
4214 add_device_config(DEV_VIRTCON, "stdio");
e1c09175 4215 if (default_monitor)
4821cd4c 4216 monitor_parse("stdio", "readline", false);
e1c09175 4217 }
998bbd74
GH		 4218 } else {
4219 if (default_serial)
4220 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4221 if (default_parallel)
4222 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4223 if (default_monitor)
4821cd4c 4224 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 4225 if (default_virtcon)
4226 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
bc0129d9
AL		 4227 }
4228
006decd4
GH		 4229#if defined(CONFIG_VNC)
4230 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4231 display_remote++;
4232 }
4233#endif
e3af9f9a 4234 if (dpy.type == DISPLAY_TYPE_DEFAULT && !display_remote) {
898f9d41
GH		 4235 if (!qemu_display_find_default(&dpy)) {
4236 dpy.type = DISPLAY_TYPE_NONE;
4237#if defined(CONFIG_VNC)
4238 vnc_parse("localhost:0,to=99,id=default", &error_abort);
15546425 4239#endif
898f9d41 4240 }
15546425 4241 }
db71589f
GH		 4242 if (dpy.type == DISPLAY_TYPE_DEFAULT) {
4243 dpy.type = DISPLAY_TYPE_NONE;
15546425
AL		 4244 }
4245
e3af9f9a 4246 if ((no_frame || alt_grab || ctrl_grab) && dpy.type != DISPLAY_TYPE_SDL) {
f61eddcb
EH		 4247 error_report("-no-frame, -alt-grab and -ctrl-grab are only valid "
4248 "for SDL, ignoring option");
047d4e15 4249 }
78782712 4250 if (dpy.has_window_close &&
e3af9f9a 4251 (dpy.type != DISPLAY_TYPE_GTK && dpy.type != DISPLAY_TYPE_SDL)) {
f61eddcb
EH		 4252 error_report("-no-quit is only valid for GTK and SDL, "
4253 "ignoring option");
047d4e15
PW		 4254 }
4255
5ee1718f 4256 qemu_display_early_init(&dpy);
777357d7
MAL		 4257 qemu_console_early_init();
4258
62f27922 4259 if (dpy.has_gl && dpy.gl != DISPLAYGL_MODE_OFF && display_opengl == 0) {
0b71a5d5 4260#if defined(CONFIG_OPENGL)
8afb9000 4261 error_report("OpenGL is not supported by the display");
0b71a5d5 4262#else
5dfdae81 4263 error_report("OpenGL support is disabled");
0b71a5d5
GH		 4264#endif
4265 exit(1);
4266 }
15546425 4267
87f50caa 4268 page_size_init();
a5829fd9
T		 4269 socket_init();
4270
1c7ba94a 4271 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4272 user_creatable_add_opts_foreach,
51b9b478 4273 object_create_initial, NULL)) {
1a688d3b 4274 exit(1);
a4c7367f
MA		 4275 }
4276
2c189a4e
DB		 4277 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4278 chardev_init_func, NULL, NULL)) {
4279 exit(1);
4280 }
4281
758e8e38 4282#ifdef CONFIG_VIRTFS
28d0de7a
MA		 4283 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4284 fsdev_init_func, NULL, NULL)) {
74db920c
GS		 4285 exit(1);
4286 }
4287#endif
1a688d3b 4288
28d0de7a
MA		 4289 if (qemu_opts_foreach(qemu_find_opts("device"),
4290 device_help_func, NULL, NULL)) {
3d1d9652
BR		 4291 exit(0);
4292 }
4293
6b1b1440 4294 machine_opts = qemu_get_machine_opts();
71df1d83
MA		 4295 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4296 NULL)) {
6b1b1440
MA		 4297 object_unref(OBJECT(current_machine));
4298 exit(1);
4299 }
4300
f6a1ef64 4301 configure_accelerator(current_machine);
214910a7 4302
08fe6824
TH		 4303 if (!qtest_enabled() && machine_class->deprecation_reason) {
4304 error_report("Machine type '%s' is deprecated: %s",
4305 machine_class->name, machine_class->deprecation_reason);
4306 }
4307
00b8ea4e
PX		 4308 /*
4309 * Register all the global properties, including accel properties,
4310 * machine properties, and user-specified ones.
4311 */
4312 register_global_properties(current_machine);
4313
4314 /*
4315 * Migration object can only be created after global properties
4316 * are applied correctly.
4317 */
4318 migration_object_init();
4319
2c189a4e 4320 if (qtest_chrdev) {
007b0657 4321 qtest_init(qtest_chrdev, qtest_log, &error_fatal);
2c189a4e
DB		 4322 }
4323
2ff3de68
MA		 4324 machine_opts = qemu_get_machine_opts();
4325 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4326 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4327 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4328 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4329
8281abd5
MA		 4330 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4331 if (opts) {
f05f47bb
GA		 4332 boot_order = qemu_opt_get(opts, "order");
4333 if (boot_order) {
007b0657 4334 validate_bootdevices(boot_order, &error_fatal);
8281abd5
MA		 4335 }
4336
f05f47bb
GA		 4337 boot_once = qemu_opt_get(opts, "once");
4338 if (boot_once) {
007b0657 4339 validate_bootdevices(boot_once, &error_fatal);
8281abd5
MA		 4340 }
4341
4342 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4343 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4344 }
4345
f05f47bb
GA		 4346 if (!boot_order) {
4347 boot_order = machine_class->default_boot_order;
4348 }
4349
a0abe474
PM		 4350 if (!kernel_cmdline) {
4351 kernel_cmdline = "";
6b1b1440 4352 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4353 }
4354
a20dd508 4355 linux_boot = (kernel_filename != NULL);
6c41b272 4356
f8d39c01 4357 if (!linux_boot && *kernel_cmdline != '\0') {
f61eddcb 4358 error_report("-append only allowed with -kernel option");
f8d39c01
TS		 4359 exit(1);
4360 }
4361
4362 if (!linux_boot && initrd_filename != NULL) {
f61eddcb 4363 error_report("-initrd only allowed with -kernel option");
f8d39c01
TS		 4364 exit(1);
4365 }
4366
a59d31a1
LA		 4367 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4368 /* fall back to the -kernel/-append */
4369 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4370 }
4371
9156d763 4372 os_set_line_buffering();
3b46e624 4373
ad1be899
AL		 4374 /* spice needs the timers to be initialized by this point */
4375 qemu_spice_init();
ad1be899 4376
4603ea01 4377 cpu_ticks_init();
1ad9580b 4378 if (icount_opts) {
b0cb0a66
VP		 4379 if (!tcg_enabled()) {
4380 error_report("-icount is not allowed with hardware virtualization");
1ad9580b
ST		 4381 exit(1);
4382 }
4383 configure_icount(icount_opts, &error_abort);
4384 qemu_opts_del(icount_opts);
0abe905d 4385 }
634fce96 4386
e7b161d5
YZ		 4387 if (tcg_enabled()) {
4388 qemu_tcg_configure(accel_opts, &error_fatal);
4389 }
83fd9629 4390
d30300f7
EH		 4391 if (default_net) {
4392 QemuOptsList *net = qemu_find_opts("net");
4393 qemu_opts_set(net, NULL, "type", "nic", &error_abort);
4394#ifdef CONFIG_SLIRP
4395 qemu_opts_set(net, NULL, "type", "user", &error_abort);
4396#endif
4397 }
4398
5821ebf9
HZ		 4399 colo_info_init();
4400
34f708b0
TH		 4401 if (net_init_clients(&err) < 0) {
4402 error_report_err(err);
dc1c9fe8 4403 exit(1);
702c651c 4404 }
f1510b2c 4405
9abce56d 4406 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4407 user_creatable_add_opts_foreach,
51b9b478 4408 object_create_delayed, NULL)) {
9abce56d
YH		 4409 exit(1);
4410 }
4411
d1a0cf73
SB		 4412 if (tpm_init() < 0) {
4413 exit(1);
4414 }
d1a0cf73 4415
dc72ac14 4416 /* init the bluetooth world */
bd3c948d
GH		 4417 if (foreach_device_config(DEV_BT, bt_parse))
4418 exit(1);
dc72ac14 4419
834e76ea
AP		 4420 if (!xen_enabled()) {
4421 /* On 32-bit hosts, QEMU is limited by virtual address space */
4422 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
f61eddcb 4423 error_report("at most 2047 MB RAM can be simulated");
834e76ea
AP		 4424 exit(1);
4425 }
4426 }
9ae02555 4427
c163b5ca 4428 blk_mig_init();
0d6ab3ab 4429 ram_mig_init();
b35ebdf0 4430 dirty_bitmap_mig_init();
c163b5ca 4431
16026518
JS		 4432 /* If the currently selected machine wishes to override the units-per-bus
4433 * property of its default HBA interface type, do so now. */
4434 if (machine_class->units_per_default_bus) {
4435 override_max_devs(machine_class->block_default_type,
4436 machine_class->units_per_default_bus);
4437 }
4438
e4bcb14c 4439 /* open the virtual block devices */
42e5f393
MA		 4440 while (!QSIMPLEQ_EMPTY(&bdo_queue)) {
4441 BlockdevOptions_queue *bdo = QSIMPLEQ_FIRST(&bdo_queue);
4442
4443 QSIMPLEQ_REMOVE_HEAD(&bdo_queue, entry);
4444 loc_push_restore(&bdo->loc);
4445 qmp_blockdev_add(bdo->bdo, &error_fatal);
4446 loc_pop(&bdo->loc);
4447 qapi_free_BlockdevOptions(bdo->bdo);
4448 g_free(bdo);
4449 }
4c27b859
PD		 4450 if (snapshot || replay_mode != REPLAY_MODE_NONE) {
4451 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
4452 NULL, NULL);
4453 }
2d0d2837 4454 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
28d0de7a 4455 &machine_class->block_default_type, NULL)) {
9dfd7c7a 4456 exit(1);
2d0d2837 4457 }
3e3d5815 4458
958db90c 4459 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4460 CDROM_OPTS);
4461 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4462 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4463
28d0de7a
MA		 4464 if (qemu_opts_foreach(qemu_find_opts("mon"),
4465 mon_init_func, NULL, NULL)) {
157b9319
JK		 4466 exit(1);
4467 }
4468
998bbd74
GH		 4469 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4470 exit(1);
6a5e8b0e
GH		 4471 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4472 exit(1);
aee1b935
GH		 4473 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4474 exit(1);
c9f398e5
PA		 4475 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4476 exit(1);
2796dae0 4477
7f1b17f2 4478 /* If no default VGA is requested, the default is "none". */
3605ded5 4479 if (default_vga) {
6f00494a
GH		 4480 if (machine_class->default_display) {
4481 vga_model = machine_class->default_display;
c2c7b22d 4482 } else if (vga_interface_available(VGA_CIRRUS)) {
3605ded5 4483 vga_model = "cirrus";
c2c7b22d 4484 } else if (vga_interface_available(VGA_STD)) {
3605ded5
AJ		 4485 vga_model = "std";
4486 }
a369da5f 4487 }
d44229c5
MW		 4488 if (vga_model) {
4489 select_vgahw(vga_model);
4490 }
a369da5f 4491
09aaa160
MA		 4492 if (watchdog) {
4493 i = select_watchdog(watchdog);
4494 if (i > 0)
4495 exit (i == 1 ? 1 : 0);
4496 }
4497
8bd7f71d
PD		 4498 /* This checkpoint is required by replay to separate prior clock
4499 reading from the other reads, because timer polling functions query
4500 clock values from the log. */
4501 replay_checkpoint(CHECKPOINT_INIT);
1de81d28
AL		 4502 qdev_machine_init();
4503
3ef96221 4504 current_machine->ram_size = ram_size;
c270fb9e
IM		 4505 current_machine->maxram_size = maxram_size;
4506 current_machine->ram_slots = ram_slots;
3ef96221 4507 current_machine->boot_order = boot_order;
3ef96221 4508
6063d4c0 4509 /* parse features once if machine provides default cpu_type */
2278b939
IM		 4510 current_machine->cpu_type = machine_class->default_cpu_type;
4511 if (cpu_model) {
4512 current_machine->cpu_type = parse_cpu_model(cpu_model);
6063d4c0 4513 }
d342eb76 4514 parse_numa_opts(current_machine);
6063d4c0 4515
047f7038
IM		 4516 /* do monitor/qmp handling at preconfig state if requested */
4517 main_loop();
4518
4519 /* from here on runstate is RUN_STATE_PRELAUNCH */
482dfe9a 4520 machine_run_board_init(current_machine);
3023f332 4521
28d16f38
HZ		 4522 realtime_init();
4523
4c565674 4524 soundhw_init();
b3e6d591 4525
b0cb0a66
VP		 4526 if (hax_enabled()) {
4527 hax_sync_vcpus();
4528 }
4529
81b2b810
GS		 4530 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4531 parse_fw_cfg, fw_cfg_find(), NULL) != 0) {
4532 exit(1);
4533 }
4534
3023f332 4535 /* init USB devices */
4bcbe0b6 4536 if (machine_usb(current_machine)) {
0752706d
MA		 4537 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4538 exit(1);
3023f332
AL		 4539 }
4540
79814179
TC		 4541 /* Check if IGD GFX passthrough. */
4542 igd_gfx_passthru();
4543
bd3c948d 4544 /* init generic devices */
bab47d9a 4545 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
28d0de7a
MA		 4546 if (qemu_opts_foreach(qemu_find_opts("device"),
4547 device_init_func, NULL, NULL)) {
bd3c948d 4548 exit(1);
a4c7367f 4549 }
9c6703fe 4550
3741c250
DL		 4551 cpu_synchronize_all_post_init();
4552
bab47d9a 4553 rom_reset_order_override();
bd3c948d 4554
a66c9dc7
JS		 4555 /* Did we create any drives that we failed to create a device for? */
4556 drive_check_orphaned();
4557
d30300f7
EH		 4558 /* Don't warn about the default network setup that you get if
4559 * no command line -net or -netdev options are specified. There
4560 * are two cases that we would otherwise complain about:
4561 * (1) board doesn't support a NIC but the implicit "-net nic"
4562 * requested one
4563 * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
4564 * sets up a nic that isn't connected to anything.
4565 */
a3ab1dc0 4566 if (!default_net && (!qtest_enabled() || has_defaults)) {
d30300f7
EH		 4567 net_check_clients();
4568 }
4569
f05f47bb 4570 if (boot_once) {
07d04a02 4571 qemu_boot_set(boot_once, &error_fatal);
f05f47bb
GA		 4572 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4573 }
4574
6b62dc2d 4575 /* init local displays */
b0766612
GH		 4576 ds = init_displaystate();
4577 qemu_display_init(ds, &dpy);
6b62dc2d 4578
0ce235a7
GN		 4579 /* must be after terminal init, SDL library changes signal handlers */
4580 os_setup_signal_handling();
4581
6b62dc2d 4582 /* init remote displays */
a663fbd9 4583#ifdef CONFIG_VNC
28d0de7a
MA		 4584 qemu_opts_foreach(qemu_find_opts("vnc"),
4585 vnc_init_func, NULL, NULL);
a663fbd9 4586#endif
f8c75b24 4587
9fa03286
GH		 4588 if (using_spice) {
4589 qemu_spice_display_init();
a3e22260 4590 }
5b08fc10 4591
ef0c4a0d 4592 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4593 exit(1);
45669e00 4594 }
45669e00 4595
3418bd25
GH		 4596 qdev_machine_creation_done();
4597
80376c3f
IY		 4598 /* TODO: once all bus devices are qdevified, this should be done
4599 * when bus is created by qdev.c */
4600 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4601 qemu_run_machine_init_done_notifiers();
4602
6b3f7f63 4603 if (rom_check_and_register_reset() != 0) {
f61eddcb 4604 error_report("rom check and register reset failed");
6b3f7f63
EA		 4605 exit(1);
4606 }
d916b464 4607
7615936e
PD		 4608 replay_start();
4609
8bd7f71d
PD		 4610 /* This checkpoint is required by replay to separate prior clock
4611 reading from the other reads, because timer polling functions query
4612 clock values from the log. */
4613 replay_checkpoint(CHECKPOINT_RESET);
aedbe192 4614 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
48212d87 4615 register_global_state();
9c2037d0
PD		 4616 if (replay_mode != REPLAY_MODE_NONE) {
4617 replay_vmstate_init();
4618 } else if (loadvm) {
927d6638 4619 Error *local_err = NULL;
5e22479a 4620 if (load_snapshot(loadvm, &local_err) < 0) {
927d6638 4621 error_report_err(local_err);
05f2401e
JQ		 4622 autostart = 0;
4623 }
4624 }
d63d307f 4625
d828c430 4626 qdev_prop_check_globals();
abfd9ce3
AS		 4627 if (vmstate_dump_file) {
4628 /* dump and exit */
4629 dump_vmstate_json_to_file(vmstate_dump_file);
4630 return 0;
4631 }
9f9260a3 4632
2bb8c10c 4633 if (incoming) {
43eaae28
PB		 4634 Error *local_err = NULL;
4635 qemu_start_incoming_migration(incoming, &local_err);
4636 if (local_err) {
c29b77f9 4637 error_reportf_err(local_err, "-incoming %s: ", incoming);
43eaae28 4638 exit(1);
8ca5e801 4639 }
6b99dadc 4640 } else if (autostart) {
c0f4ce77 4641 vm_start();
6b99dadc 4642 }
ffd843bc 4643
7a64c17f 4644 accel_setup_post(current_machine);
eb505be1 4645 os_setup_post();
71e3ceb8 4646
8a7ddc38 4647 main_loop();
4486e89c 4648
1bb982b8
KF		 4649 gdbserver_cleanup();
4650
4486e89c
SH		 4651 /* No more vcpu or device emulation activity beyond this point */
4652 vm_shutdown();
4653
b3b5299d 4654 job_cancel_sync_all();
452589b6 4655 bdrv_close_all();
00d09fdb 4656
3d3b8303 4657 res_free();
b46a8906 4658
aa5cb7f5 4659 /* vhost-user must be cleaned up before chardevs. */
c37cacab 4660 tpm_cleanup();
8caf911d 4661 net_cleanup();
a384c205 4662 audio_cleanup();
2ef45716 4663 monitor_cleanup();
aa5cb7f5 4664 qemu_chr_cleanup();
9d5139e5 4665 user_creatable_cleanup();
1f895604 4666 migration_object_finalize();
474628e8 4667 /* TODO: unref root container, check all devices are ok */
8caf911d 4668
0824d6fc
FB		 4669 return 0;
4670}
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