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MAINTAINERS: add missing Guest Agent entries
[mirror_qemu.git] / vl.c
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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 */
d38ea87a 24#include "qemu/osdep.h"
67a1de0d 25#include "qemu-version.h"
f348b6d1
VB		 26#include "qemu/cutils.h"
27#include "qemu/help_option.h"
cea25275 28#include "qemu/uuid.h"
d40cdb10 29
452dfbef 30#ifdef CONFIG_SECCOMP
9c17d615 31#include "sysemu/seccomp.h"
73a1e647 32#include "sys/prctl.h"
452dfbef
EO		 33#endif
34
73332e5c 35#ifdef CONFIG_SDL
59a36a2f 36#if defined(__APPLE__) || defined(main)
6693665a 37#include <SDL.h>
880fec5d 38int qemu_main(int argc, char **argv, char **envp);
39int main(int argc, char **argv)
40{
59a36a2f 41 return qemu_main(argc, argv, NULL);
880fec5d 42}
43#undef main
44#define main qemu_main
96bcd4f8 45#endif
73332e5c 46#endif /* CONFIG_SDL */
0824d6fc 47
5b0753e0
FB		 48#ifdef CONFIG_COCOA
49#undef main
50#define main qemu_main
51#endif /* CONFIG_COCOA */
52
69e5bb68 53
d49b6836 54#include "qemu/error-report.h"
c8897e8e 55#include "qemu/sockets.h"
511d2b14
BS		 56#include "hw/hw.h"
57#include "hw/boards.h"
a1a9cb0c 58#include "sysemu/accel.h"
511d2b14 59#include "hw/usb.h"
0d09e41a
PB		 60#include "hw/i386/pc.h"
61#include "hw/isa/isa.h"
fb8b660e 62#include "hw/scsi/scsi.h"
511d2b14 63#include "hw/bt.h"
0d09e41a 64#include "sysemu/watchdog.h"
60d8f328 65#include "hw/smbios/smbios.h"
9f57061c 66#include "hw/acpi/acpi.h"
0d09e41a 67#include "hw/xen/xen.h"
bd3c948d 68#include "hw/qdev.h"
45a50b16 69#include "hw/loader.h"
b4a42f81 70#include "monitor/qdev.h"
dccfcd0e 71#include "sysemu/bt.h"
1422e32d 72#include "net/net.h"
68ac40d2 73#include "net/slirp.h"
83c9089e 74#include "monitor/monitor.h"
28ecbaee 75#include "ui/console.h"
e0d2bd51 76#include "ui/input.h"
9c17d615 77#include "sysemu/sysemu.h"
e35704ba 78#include "sysemu/numa.h"
022c62cb 79#include "exec/gdbstub.h"
1de7afc9 80#include "qemu/timer.h"
8228e353 81#include "chardev/char.h"
b33276a7 82#include "qemu/bitmap.h"
03dd024f 83#include "qemu/log.h"
9c17d615 84#include "sysemu/blockdev.h"
0d09e41a 85#include "hw/block/block.h"
7b1e1a22 86#include "migration/misc.h"
5e22479a 87#include "migration/snapshot.h"
84a899de 88#include "migration/global_state.h"
bdee56f5 89#include "sysemu/tpm.h"
9c17d615 90#include "sysemu/dma.h"
8a824e4d 91#include "hw/audio/soundhw.h"
511d2b14 92#include "audio/audio.h"
4b4629d9 93#include "sysemu/cpus.h"
5821ebf9 94#include "migration/colo.h"
9c17d615 95#include "sysemu/kvm.h"
b0cb0a66 96#include "sysemu/hax.h"
42e5f393
MA		 97#include "qapi/qobject-input-visitor.h"
98#include "qapi/qobject-input-visitor.h"
99#include "qapi-visit.h"
7b1b5d19 100#include "qapi/qmp/qjson.h"
1de7afc9
PB		 101#include "qemu/option.h"
102#include "qemu/config-file.h"
59a5264b 103#include "qemu-options.h"
1fa9a5e4 104#include "qmp-commands.h"
1de7afc9 105#include "qemu/main-loop.h"
758e8e38 106#ifdef CONFIG_VIRTFS
74db920c
GS		 107#include "fsdev/qemu-fsdev.h"
108#endif
9c17d615 109#include "sysemu/qtest.h"
511d2b14 110
76cad711 111#include "disas/disas.h"
fc01f7e7 112
511d2b14 113
d918f23e 114#include "slirp/libslirp.h"
511d2b14 115
0ab8ed18 116#include "trace-root.h"
e4858974 117#include "trace/control.h"
1de7afc9 118#include "qemu/queue.h"
9c17d615 119#include "sysemu/arch_init.h"
72cf2d4f 120
29b0040b 121#include "ui/qemu-spice.h"
68d98d3e 122#include "qapi/string-input-visitor.h"
c4090f8e 123#include "qapi/opts-visitor.h"
84321831
WX		 124#include "qom/object_interfaces.h"
125#include "qapi-event.h"
cfe67cef 126#include "exec/semihost.h"
ddbb0d09 127#include "crypto/init.h"
b60c48a7 128#include "sysemu/replay.h"
0194749a 129#include "qapi/qmp/qerror.h"
dce8921b 130#include "sysemu/iothread.h"
29b0040b 131
98b19252 132#define MAX_VIRTIO_CONSOLES 1
3ef669e1 133#define MAX_SCLP_CONSOLES 1
98b19252 134
4524051c
GH		 135static const char *data_dir[16];
136static int data_dir_idx;
1192dad8 137const char *bios_name = NULL;
cb5a7aa8 138enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
0b71a5d5 139int request_opengl = -1;
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;
c4b1fcc0 146int nb_nics;
7c9d8e07 147NICInfo nd_table[MAX_NICS];
d399f677 148int autostart;
f6503059
AZ		 149static int rtc_utc = 1;
150static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 151QEMUClockType rtc_clock;
64465297 152int vga_interface_type = VGA_NONE;
dbed7e40
BS		 153static int full_screen = 0;
154static int no_frame = 0;
667accab 155int no_quit = 0;
881249c7 156static bool grab_on_hover;
0ec7b3e7
MAL		 157Chardev *serial_hds[MAX_SERIAL_PORTS];
158Chardev *parallel_hds[MAX_PARALLEL_PORTS];
159Chardev *virtcon_hds[MAX_VIRTIO_CONSOLES];
160Chardev *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 161int win2k_install_hack = 0;
1b530a6d 162int singlestep = 0;
6a00d601 163int smp_cpus = 1;
0544edd8 164int max_cpus = 1;
dc6b1c09
AP		 165int smp_cores = 1;
166int smp_threads = 1;
6515b203 167int acpi_enabled = 1;
16b29ae1 168int no_hpet = 0;
52ca8d6a 169int fd_bootchk = 1;
4fdcac0e 170static int no_reboot;
b2f76161 171int no_shutdown = 0;
9467cd46 172int cursor_hide = 1;
a171fe39 173int graphic_rotate = 0;
09aaa160 174const char *watchdog;
2e55e842 175QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 176int nb_option_roms;
2b8f2d41 177int old_param = 0;
c35734b2 178const char *qemu_name;
3780e197 179int alt_grab = 0;
0ca9f8a4 180int ctrl_grab = 0;
66508601
BS		 181unsigned int nb_prom_envs = 0;
182const char *prom_envs[MAX_PROM_ENVS];
95387491 183int boot_menu;
bc74112f 184bool boot_strict;
3d3b8303 185uint8_t *boot_splash_filedata;
d09acb9b 186size_t boot_splash_filedata_size;
3d3b8303 187uint8_t qemu_extra_params_fw[2];
0824d6fc 188
a8bfac37 189int icount_align_option;
1ca4d09a 190
9c5ce8db 191/* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the
caad057b
EH		 192 * little-endian "wire format" described in the SMBIOS 2.6 specification.
193 */
9c5ce8db 194QemuUUID qemu_uuid;
fc3b3295 195bool qemu_uuid_set;
8fcb1b90 196
fd42deeb
GH		 197static NotifierList exit_notifiers =
198 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
199
4cab946a
GN		 200static NotifierList machine_init_done_notifiers =
201 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
202
d5286af5 203bool xen_allowed;
d745bef8
BS		 204uint32_t xen_domid;
205enum xen_mode xen_mode = XEN_EMULATE;
1c599472 206bool xen_domid_restrict;
d745bef8 207
d44229c5 208static int has_defaults = 1;
998bbd74 209static int default_serial = 1;
6a5e8b0e 210static int default_parallel = 1;
986c5f78 211static int default_virtcon = 1;
3ef669e1 212static int default_sclp = 1;
abdeed06 213static int default_monitor = 1;
ac33f8fa
GH		 214static int default_floppy = 1;
215static int default_cdrom = 1;
216static int default_sdcard = 1;
7f1b17f2 217static int default_vga = 1;
d30300f7 218static int default_net = 1;
998bbd74
GH		 219
220static struct {
221 const char *driver;
222 int *flag;
223} default_list[] = {
6a5e8b0e
GH		 224 { .driver = "isa-serial", .flag = &default_serial },
225 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 226 { .driver = "isa-fdc", .flag = &default_floppy },
a92bd191 227 { .driver = "floppy", .flag = &default_floppy },
af6bf132
MA		 228 { .driver = "ide-cd", .flag = &default_cdrom },
229 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 230 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 231 { .driver = "scsi-cd", .flag = &default_cdrom },
f6f99b48 232 { .driver = "scsi-hd", .flag = &default_cdrom },
392ecf54 233 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
392ecf54 234 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 235 { .driver = "VGA", .flag = &default_vga },
236 { .driver = "isa-vga", .flag = &default_vga },
237 { .driver = "cirrus-vga", .flag = &default_vga },
238 { .driver = "isa-cirrus-vga", .flag = &default_vga },
239 { .driver = "vmware-svga", .flag = &default_vga },
240 { .driver = "qxl-vga", .flag = &default_vga },
a94f0c5c 241 { .driver = "virtio-vga", .flag = &default_vga },
998bbd74
GH		 242};
243
4d454574
PB		 244static QemuOptsList qemu_rtc_opts = {
245 .name = "rtc",
246 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
247 .desc = {
248 {
249 .name = "base",
250 .type = QEMU_OPT_STRING,
251 },{
252 .name = "clock",
253 .type = QEMU_OPT_STRING,
254 },{
255 .name = "driftfix",
256 .type = QEMU_OPT_STRING,
257 },
258 { /* end of list */ }
259 },
260};
261
262static QemuOptsList qemu_sandbox_opts = {
263 .name = "sandbox",
264 .implied_opt_name = "enable",
265 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
266 .desc = {
267 {
268 .name = "enable",
269 .type = QEMU_OPT_BOOL,
270 },
2b716fa6
EO		 271 {
272 .name = "obsolete",
273 .type = QEMU_OPT_STRING,
274 },
73a1e647
EO		 275 {
276 .name = "elevateprivileges",
277 .type = QEMU_OPT_STRING,
278 },
995a226f
EO		 279 {
280 .name = "spawn",
281 .type = QEMU_OPT_STRING,
282 },
24f8cdc5
EO		 283 {
284 .name = "resourcecontrol",
285 .type = QEMU_OPT_STRING,
286 },
4d454574
PB		 287 { /* end of list */ }
288 },
289};
290
4d454574
PB		 291static QemuOptsList qemu_option_rom_opts = {
292 .name = "option-rom",
293 .implied_opt_name = "romfile",
294 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
295 .desc = {
296 {
297 .name = "bootindex",
298 .type = QEMU_OPT_NUMBER,
299 }, {
300 .name = "romfile",
301 .type = QEMU_OPT_STRING,
302 },
303 { /* end of list */ }
304 },
305};
306
307static QemuOptsList qemu_machine_opts = {
308 .name = "machine",
309 .implied_opt_name = "type",
310 .merge_lists = true,
311 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
312 .desc = {
49d2e648
MA		 313 /*
314 * no elements => accept any
315 * sanity checking will happen later
316 * when setting machine properties
317 */
318 { }
4d454574
PB		 319 },
320};
321
8d4e9146
FK		 322static QemuOptsList qemu_accel_opts = {
323 .name = "accel",
324 .implied_opt_name = "accel",
325 .head = QTAILQ_HEAD_INITIALIZER(qemu_accel_opts.head),
326 .merge_lists = true,
327 .desc = {
328 {
329 .name = "accel",
330 .type = QEMU_OPT_STRING,
331 .help = "Select the type of accelerator",
332 },
333 {
334 .name = "thread",
335 .type = QEMU_OPT_STRING,
336 .help = "Enable/disable multi-threaded TCG",
337 },
338 { /* end of list */ }
339 },
340};
341
4d454574
PB		 342static QemuOptsList qemu_boot_opts = {
343 .name = "boot-opts",
6ef4716c
MA		 344 .implied_opt_name = "order",
345 .merge_lists = true,
4d454574
PB		 346 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
347 .desc = {
4d454574
PB		 348 {
349 .name = "order",
350 .type = QEMU_OPT_STRING,
351 }, {
352 .name = "once",
353 .type = QEMU_OPT_STRING,
354 }, {
355 .name = "menu",
6ef4716c 356 .type = QEMU_OPT_BOOL,
4d454574
PB		 357 }, {
358 .name = "splash",
359 .type = QEMU_OPT_STRING,
360 }, {
361 .name = "splash-time",
362 .type = QEMU_OPT_STRING,
363 }, {
364 .name = "reboot-timeout",
365 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 366 }, {
367 .name = "strict",
e5187b56 368 .type = QEMU_OPT_BOOL,
4d454574
PB		 369 },
370 { /*End of list */ }
371 },
372};
373
374static QemuOptsList qemu_add_fd_opts = {
375 .name = "add-fd",
376 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
377 .desc = {
378 {
379 .name = "fd",
380 .type = QEMU_OPT_NUMBER,
381 .help = "file descriptor of which a duplicate is added to fd set",
382 },{
383 .name = "set",
384 .type = QEMU_OPT_NUMBER,
385 .help = "ID of the fd set to add fd to",
386 },{
387 .name = "opaque",
388 .type = QEMU_OPT_STRING,
389 .help = "free-form string used to describe fd",
390 },
391 { /* end of list */ }
392 },
393};
394
395static QemuOptsList qemu_object_opts = {
396 .name = "object",
397 .implied_opt_name = "qom-type",
398 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
399 .desc = {
400 { }
401 },
402};
403
d1a0cf73
SB		 404static QemuOptsList qemu_tpmdev_opts = {
405 .name = "tpmdev",
406 .implied_opt_name = "type",
407 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
408 .desc = {
bb716238 409 /* options are defined in the TPM backends */
d1a0cf73
SB		 410 { /* end of list */ }
411 },
412};
413
888a6bc6
SM		 414static QemuOptsList qemu_realtime_opts = {
415 .name = "realtime",
416 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
417 .desc = {
418 {
419 .name = "mlock",
420 .type = QEMU_OPT_BOOL,
421 },
422 { /* end of list */ }
423 },
424};
425
5e2ac519
SA		 426static QemuOptsList qemu_msg_opts = {
427 .name = "msg",
428 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
429 .desc = {
430 {
431 .name = "timestamp",
432 .type = QEMU_OPT_BOOL,
433 },
434 { /* end of list */ }
435 },
436};
437
5d12f961
DDAG		 438static QemuOptsList qemu_name_opts = {
439 .name = "name",
440 .implied_opt_name = "guest",
441 .merge_lists = true,
442 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
443 .desc = {
444 {
445 .name = "guest",
446 .type = QEMU_OPT_STRING,
447 .help = "Sets the name of the guest.\n"
448 "This name will be displayed in the SDL window caption.\n"
449 "The name will also be used for the VNC server",
450 }, {
451 .name = "process",
452 .type = QEMU_OPT_STRING,
453 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 454 }, {
455 .name = "debug-threads",
456 .type = QEMU_OPT_BOOL,
457 .help = "When enabled, name the individual threads; defaults off.\n"
458 "NOTE: The thread names are for debugging and not a\n"
459 "stable API.",
5d12f961
DDAG		 460 },
461 { /* End of list */ }
462 },
463};
464
6e1d3c1c
IM		 465static QemuOptsList qemu_mem_opts = {
466 .name = "memory",
467 .implied_opt_name = "size",
468 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
469 .merge_lists = true,
470 .desc = {
471 {
472 .name = "size",
473 .type = QEMU_OPT_SIZE,
474 },
c270fb9e
IM		 475 {
476 .name = "slots",
477 .type = QEMU_OPT_NUMBER,
478 },
479 {
480 .name = "maxmem",
481 .type = QEMU_OPT_SIZE,
482 },
6e1d3c1c
IM		 483 { /* end of list */ }
484 },
485};
486
1ad9580b
ST		 487static QemuOptsList qemu_icount_opts = {
488 .name = "icount",
489 .implied_opt_name = "shift",
490 .merge_lists = true,
491 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
492 .desc = {
493 {
494 .name = "shift",
495 .type = QEMU_OPT_STRING,
a8bfac37
ST		 496 }, {
497 .name = "align",
498 .type = QEMU_OPT_BOOL,
f1f4b57e
VC		 499 }, {
500 .name = "sleep",
501 .type = QEMU_OPT_BOOL,
4c27b859
PD		 502 }, {
503 .name = "rr",
504 .type = QEMU_OPT_STRING,
505 }, {
506 .name = "rrfile",
507 .type = QEMU_OPT_STRING,
9c2037d0
PD		 508 }, {
509 .name = "rrsnapshot",
510 .type = QEMU_OPT_STRING,
1ad9580b
ST		 511 },
512 { /* end of list */ }
513 },
514};
515
a38bb079
LI		 516static QemuOptsList qemu_semihosting_config_opts = {
517 .name = "semihosting-config",
518 .implied_opt_name = "enable",
519 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
520 .desc = {
521 {
522 .name = "enable",
523 .type = QEMU_OPT_BOOL,
524 }, {
525 .name = "target",
526 .type = QEMU_OPT_STRING,
a59d31a1
LA		 527 }, {
528 .name = "arg",
529 .type = QEMU_OPT_STRING,
a38bb079
LI		 530 },
531 { /* end of list */ }
532 },
533};
534
81b2b810
GS		 535static QemuOptsList qemu_fw_cfg_opts = {
536 .name = "fw_cfg",
537 .implied_opt_name = "name",
538 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
539 .desc = {
540 {
541 .name = "name",
542 .type = QEMU_OPT_STRING,
543 .help = "Sets the fw_cfg name of the blob to be inserted",
544 }, {
545 .name = "file",
546 .type = QEMU_OPT_STRING,
547 .help = "Sets the name of the file from which\n"
548 "the fw_cfg blob will be loaded",
6407d76e
GS		 549 }, {
550 .name = "string",
551 .type = QEMU_OPT_STRING,
552 .help = "Sets content of the blob to be inserted from a string",
81b2b810
GS		 553 },
554 { /* end of list */ }
555 },
556};
557
7f9d6e54
MA		 558/**
559 * Get machine options
560 *
561 * Returns: machine options (never null).
562 */
563QemuOpts *qemu_get_machine_opts(void)
564{
e96e5ae8 565 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 566}
567
31459f46
RS		 568const char *qemu_get_vm_name(void)
569{
570 return qemu_name;
571}
572
3d3b8303
WX		 573static void res_free(void)
574{
012aef07
MA		 575 g_free(boot_splash_filedata);
576 boot_splash_filedata = NULL;
3d3b8303
WX		 577}
578
28d0de7a 579static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
998bbd74
GH		 580{
581 const char *driver = qemu_opt_get(opts, "driver");
582 int i;
583
584 if (!driver)
585 return 0;
586 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
587 if (strcmp(default_list[i].driver, driver) != 0)
588 continue;
589 *(default_list[i].flag) = 0;
590 }
591 return 0;
592}
593
f5bbfba1
LC		 594/***********************************************************/
595/* QEMU state */
596
0461d5a6 597static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 598
7fb1cf16
EB		 599/* We use RUN_STATE__MAX but any invalid value will do */
600static RunState vmstop_requested = RUN_STATE__MAX;
74892d24
PB		 601static QemuMutex vmstop_lock;
602
5db9d4d1
LC		 603typedef struct {
604 RunState from;
605 RunState to;
606} RunStateTransition;
607
608static const RunStateTransition runstate_transitions_def[] = {
609 /* from -> to */
0461d5a6 610 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 611 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 612 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
5db9d4d1 613
ca3fc39e
JQ		 614 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
615 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
29ed72f1 616 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
ca3fc39e
JQ		 617 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
618 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
619 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
620 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
621 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
2a6e6e59 622 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
98799b0d
PB		 623 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
624 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
21142ba7 625 { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
5db9d4d1 626
0461d5a6 627 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 628 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 629 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 630
0461d5a6 631 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 632 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 633 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 634
0461d5a6 635 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 636 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
505d786f 637 { RUN_STATE_PAUSED, RUN_STATE_POSTMIGRATE },
7ec13c79 638 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
21142ba7 639 { RUN_STATE_PAUSED, RUN_STATE_COLO},
5db9d4d1 640
0461d5a6 641 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 642 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
7ec13c79 643 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
5db9d4d1 644
0461d5a6 645 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 646 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 647 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 648
0461d5a6 649 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
505d786f 650 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PAUSED },
0461d5a6 651 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
7ec13c79 652 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
21142ba7 653 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
5db9d4d1 654
0461d5a6 655 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
7ec13c79 656 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
5db9d4d1 657
21142ba7
HZ		 658 { RUN_STATE_COLO, RUN_STATE_RUNNING },
659
0461d5a6
LC		 660 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
661 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
662 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
663 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
664 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
665 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
666 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
667 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
668 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 669 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
21142ba7 670 { RUN_STATE_RUNNING, RUN_STATE_COLO},
5db9d4d1 671
0461d5a6 672 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 673
0461d5a6 674 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 675 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
7ec13c79 676 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
5db9d4d1 677
ad02b96a
LC		 678 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
679 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
680 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
681 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 682 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
21142ba7 683 { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
ad02b96a 684
0461d5a6 685 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 686 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 687 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
21142ba7 688 { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
5db9d4d1 689
df390768 690 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 691 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 692 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
ede085b3 693
7fb1cf16 694 { RUN_STATE__MAX, RUN_STATE__MAX },
5db9d4d1
LC		 695};
696
7fb1cf16 697static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
0461d5a6 698
f5bbfba1
LC		 699bool runstate_check(RunState state)
700{
701 return current_run_state == state;
702}
703
5e0f1940
JQ		 704bool runstate_store(char *str, size_t size)
705{
977c736f 706 const char *state = RunState_str(current_run_state);
5e0f1940
JQ		 707 size_t len = strlen(state) + 1;
708
709 if (len > size) {
710 return false;
711 }
712 memcpy(str, state, len);
713 return true;
714}
715
4fdcac0e 716static void runstate_init(void)
5db9d4d1
LC		 717{
718 const RunStateTransition *p;
719
720 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
7fb1cf16 721 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
5db9d4d1
LC		 722 runstate_valid_transitions[p->from][p->to] = true;
723 }
74892d24
PB		 724
725 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 726}
727
728/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 729void runstate_set(RunState new_state)
730{
7fb1cf16 731 assert(new_state < RUN_STATE__MAX);
207c5cd2 732
e92a2d9c
LZ		 733 if (current_run_state == new_state) {
734 return;
735 }
736
207c5cd2 737 if (!runstate_valid_transitions[current_run_state][new_state]) {
f61eddcb 738 error_report("invalid runstate transition: '%s' -> '%s'",
977c736f
MA		 739 RunState_str(current_run_state),
740 RunState_str(new_state));
5db9d4d1
LC		 741 abort();
742 }
7e866003 743 trace_runstate_set(new_state);
f5bbfba1
LC		 744 current_run_state = new_state;
745}
746
1fa9a5e4 747int runstate_is_running(void)
9e37b9dc 748{
1fa9a5e4 749 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 750}
751
ede085b3
HT		 752bool runstate_needs_reset(void)
753{
754 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 755 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 756}
757
1fa9a5e4 758StatusInfo *qmp_query_status(Error **errp)
1354869c 759{
1fa9a5e4
LC		 760 StatusInfo *info = g_malloc0(sizeof(*info));
761
762 info->running = runstate_is_running();
763 info->singlestep = singlestep;
764 info->status = current_run_state;
765
766 return info;
1354869c
LC		 767}
768
2d76e823 769bool qemu_vmstop_requested(RunState *r)
74892d24
PB		 770{
771 qemu_mutex_lock(&vmstop_lock);
772 *r = vmstop_requested;
7fb1cf16 773 vmstop_requested = RUN_STATE__MAX;
74892d24 774 qemu_mutex_unlock(&vmstop_lock);
7fb1cf16 775 return *r < RUN_STATE__MAX;
74892d24
PB		 776}
777
778void qemu_system_vmstop_request_prepare(void)
779{
780 qemu_mutex_lock(&vmstop_lock);
781}
782
783void qemu_system_vmstop_request(RunState state)
784{
785 vmstop_requested = state;
786 qemu_mutex_unlock(&vmstop_lock);
787 qemu_notify_event();
788}
789
8f0056b7
PB		 790/***********************************************************/
791/* real time host monotonic timer */
09b26c5e 792
2ed1ebcf
PD		 793static time_t qemu_time(void)
794{
795 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
796}
797
f6503059
AZ		 798/***********************************************************/
799/* host time/date access */
800void qemu_get_timedate(struct tm *tm, int offset)
801{
2ed1ebcf 802 time_t ti = qemu_time();
f6503059 803
f6503059
AZ		 804 ti += offset;
805 if (rtc_date_offset == -1) {
806 if (rtc_utc)
eb7ff6fb 807 gmtime_r(&ti, tm);
f6503059 808 else
eb7ff6fb 809 localtime_r(&ti, tm);
f6503059
AZ		 810 } else {
811 ti -= rtc_date_offset;
eb7ff6fb 812 gmtime_r(&ti, tm);
f6503059 813 }
f6503059
AZ		 814}
815
816int qemu_timedate_diff(struct tm *tm)
817{
818 time_t seconds;
819
820 if (rtc_date_offset == -1)
821 if (rtc_utc)
822 seconds = mktimegm(tm);
f54c556c
GN		 823 else {
824 struct tm tmp = *tm;
825 tmp.tm_isdst = -1; /* use timezone to figure it out */
826 seconds = mktime(&tmp);
827 }
f6503059
AZ		 828 else
829 seconds = mktimegm(tm) + rtc_date_offset;
830
2ed1ebcf 831 return seconds - qemu_time();
f6503059
AZ		 832}
833
1ed2fc1f
JK		 834static void configure_rtc_date_offset(const char *startdate, int legacy)
835{
836 time_t rtc_start_date;
837 struct tm tm;
838
839 if (!strcmp(startdate, "now") && legacy) {
840 rtc_date_offset = -1;
841 } else {
842 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
843 &tm.tm_year,
844 &tm.tm_mon,
845 &tm.tm_mday,
846 &tm.tm_hour,
847 &tm.tm_min,
848 &tm.tm_sec) == 6) {
849 /* OK */
850 } else if (sscanf(startdate, "%d-%d-%d",
851 &tm.tm_year,
852 &tm.tm_mon,
853 &tm.tm_mday) == 3) {
854 tm.tm_hour = 0;
855 tm.tm_min = 0;
856 tm.tm_sec = 0;
857 } else {
858 goto date_fail;
859 }
860 tm.tm_year -= 1900;
861 tm.tm_mon--;
862 rtc_start_date = mktimegm(&tm);
863 if (rtc_start_date == -1) {
864 date_fail:
f61eddcb
EH		 865 error_report("invalid date format");
866 error_printf("valid formats: "
867 "'2006-06-17T16:01:21' or '2006-06-17'\n");
1ed2fc1f
JK		 868 exit(1);
869 }
2ed1ebcf 870 rtc_date_offset = qemu_time() - rtc_start_date;
1ed2fc1f
JK		 871 }
872}
873
874static void configure_rtc(QemuOpts *opts)
875{
876 const char *value;
877
878 value = qemu_opt_get(opts, "base");
879 if (value) {
880 if (!strcmp(value, "utc")) {
881 rtc_utc = 1;
882 } else if (!strcmp(value, "localtime")) {
0194749a 883 Error *blocker = NULL;
1ed2fc1f 884 rtc_utc = 0;
0194749a
PD		 885 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
886 "-rtc base=localtime");
887 replay_add_blocker(blocker);
1ed2fc1f
JK		 888 } else {
889 configure_rtc_date_offset(value, 0);
890 }
891 }
6875204c
JK		 892 value = qemu_opt_get(opts, "clock");
893 if (value) {
894 if (!strcmp(value, "host")) {
884f17c2 895 rtc_clock = QEMU_CLOCK_HOST;
78808141 896 } else if (!strcmp(value, "rt")) {
884f17c2 897 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 898 } else if (!strcmp(value, "vm")) {
884f17c2 899 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c 900 } else {
f61eddcb 901 error_report("invalid option value '%s'", value);
6875204c
JK		 902 exit(1);
903 }
904 }
1ed2fc1f
JK		 905 value = qemu_opt_get(opts, "driftfix");
906 if (value) {
7e4c0336 907 if (!strcmp(value, "slew")) {
16714b16
EH		 908 static GlobalProperty slew_lost_ticks = {
909 .driver = "mc146818rtc",
910 .property = "lost_tick_policy",
911 .value = "slew",
433acf0d
JK		 912 };
913
16714b16 914 qdev_prop_register_global(&slew_lost_ticks);
7e4c0336 915 } else if (!strcmp(value, "none")) {
433acf0d 916 /* discard is default */
1ed2fc1f 917 } else {
f61eddcb 918 error_report("invalid option value '%s'", value);
1ed2fc1f
JK		 919 exit(1);
920 }
921 }
1ed2fc1f
JK		 922}
923
1ae26a18
AZ		 924/***********************************************************/
925/* Bluetooth support */
926static int nb_hcis;
927static int cur_hci;
928static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 929
1ae26a18
AZ		 930struct HCIInfo *qemu_next_hci(void)
931{
932 if (cur_hci == nb_hcis)
933 return &null_hci;
934
935 return hci_table[cur_hci++];
936}
937
dc72ac14
AZ		 938static int bt_hci_parse(const char *str)
939{
940 struct HCIInfo *hci;
c227f099 941 bdaddr_t bdaddr;
dc72ac14
AZ		 942
943 if (nb_hcis >= MAX_NICS) {
3e515373 944 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
dc72ac14
AZ		 945 return -1;
946 }
947
948 hci = hci_init(str);
949 if (!hci)
950 return -1;
951
952 bdaddr.b[0] = 0x52;
953 bdaddr.b[1] = 0x54;
954 bdaddr.b[2] = 0x00;
955 bdaddr.b[3] = 0x12;
956 bdaddr.b[4] = 0x34;
957 bdaddr.b[5] = 0x56 + nb_hcis;
958 hci->bdaddr_set(hci, bdaddr.b);
959
960 hci_table[nb_hcis++] = hci;
961
962 return 0;
963}
964
965static void bt_vhci_add(int vlan_id)
966{
967 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
968
969 if (!vlan->slave)
3dc6f869
AF		 970 warn_report("adding a VHCI to an empty scatternet %i",
971 vlan_id);
dc72ac14
AZ		 972
973 bt_vhci_init(bt_new_hci(vlan));
974}
975
976static struct bt_device_s *bt_device_add(const char *opt)
977{
978 struct bt_scatternet_s *vlan;
979 int vlan_id = 0;
980 char *endp = strstr(opt, ",vlan=");
981 int len = (endp ? endp - opt : strlen(opt)) + 1;
982 char devname[10];
983
984 pstrcpy(devname, MIN(sizeof(devname), len), opt);
985
986 if (endp) {
987 vlan_id = strtol(endp + 6, &endp, 0);
988 if (*endp) {
f61eddcb 989 error_report("unrecognised bluetooth vlan Id");
dc72ac14
AZ		 990 return 0;
991 }
992 }
993
994 vlan = qemu_find_bt_vlan(vlan_id);
995
996 if (!vlan->slave)
3dc6f869
AF		 997 warn_report("adding a slave device to an empty scatternet %i",
998 vlan_id);
dc72ac14
AZ		 999
1000 if (!strcmp(devname, "keyboard"))
1001 return bt_keyboard_init(vlan);
1002
4cd70f34 1003 error_report("unsupported bluetooth device '%s'", devname);
dc72ac14
AZ		 1004 return 0;
1005}
1006
1007static int bt_parse(const char *opt)
1008{
1009 const char *endp, *p;
1010 int vlan;
1011
1012 if (strstart(opt, "hci", &endp)) {
1013 if (!*endp || *endp == ',') {
1014 if (*endp)
1015 if (!strstart(endp, ",vlan=", 0))
1016 opt = endp + 1;
1017
1018 return bt_hci_parse(opt);
1019 }
1020 } else if (strstart(opt, "vhci", &endp)) {
1021 if (!*endp || *endp == ',') {
1022 if (*endp) {
1023 if (strstart(endp, ",vlan=", &p)) {
1024 vlan = strtol(p, (char **) &endp, 0);
1025 if (*endp) {
f61eddcb 1026 error_report("bad scatternet '%s'", p);
dc72ac14
AZ		 1027 return 1;
1028 }
1029 } else {
f61eddcb 1030 error_report("bad parameter '%s'", endp + 1);
dc72ac14
AZ		 1031 return 1;
1032 }
1033 } else
1034 vlan = 0;
1035
1036 bt_vhci_add(vlan);
1037 return 0;
1038 }
1039 } else if (strstart(opt, "device:", &endp))
1040 return !bt_device_add(endp);
1041
f61eddcb 1042 error_report("bad bluetooth parameter '%s'", opt);
dc72ac14
AZ		 1043 return 1;
1044}
1045
28d0de7a 1046static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp)
7d76ad4f 1047{
7d76ad4f
EO		 1048 if (qemu_opt_get_bool(opts, "enable", false)) {
1049#ifdef CONFIG_SECCOMP
2b716fa6
EO		 1050 uint32_t seccomp_opts = QEMU_SECCOMP_SET_DEFAULT
1051 | QEMU_SECCOMP_SET_OBSOLETE;
1052 const char *value = NULL;
1053
1054 value = qemu_opt_get(opts, "obsolete");
1055 if (value) {
1056 if (g_str_equal(value, "allow")) {
1057 seccomp_opts &= ~QEMU_SECCOMP_SET_OBSOLETE;
1058 } else if (g_str_equal(value, "deny")) {
1059 /* this is the default option, this if is here
1060 * to provide a little bit of consistency for
1061 * the command line */
1062 } else {
1063 error_report("invalid argument for obsolete");
1064 return -1;
1065 }
1066 }
1067
73a1e647
EO		 1068 value = qemu_opt_get(opts, "elevateprivileges");
1069 if (value) {
1070 if (g_str_equal(value, "deny")) {
1071 seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
1072 } else if (g_str_equal(value, "children")) {
1073 seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
1074
1075 /* calling prctl directly because we're
1076 * not sure if host has CAP_SYS_ADMIN set*/
1077 if (prctl(PR_SET_NO_NEW_PRIVS, 1)) {
1078 error_report("failed to set no_new_privs "
1079 "aborting");
1080 return -1;
1081 }
1082 } else if (g_str_equal(value, "allow")) {
1083 /* default value */
1084 } else {
1085 error_report("invalid argument for elevateprivileges");
1086 return -1;
1087 }
1088 }
1089
995a226f
EO		 1090 value = qemu_opt_get(opts, "spawn");
1091 if (value) {
1092 if (g_str_equal(value, "deny")) {
1093 seccomp_opts |= QEMU_SECCOMP_SET_SPAWN;
1094 } else if (g_str_equal(value, "allow")) {
1095 /* default value */
1096 } else {
1097 error_report("invalid argument for spawn");
1098 return -1;
1099 }
1100 }
1101
24f8cdc5
EO		 1102 value = qemu_opt_get(opts, "resourcecontrol");
1103 if (value) {
1104 if (g_str_equal(value, "deny")) {
1105 seccomp_opts |= QEMU_SECCOMP_SET_RESOURCECTL;
1106 } else if (g_str_equal(value, "allow")) {
1107 /* default value */
1108 } else {
1109 error_report("invalid argument for resourcecontrol");
1110 return -1;
1111 }
1112 }
1113
2b716fa6 1114 if (seccomp_start(seccomp_opts) < 0) {
1459407e
MA		 1115 error_report("failed to install seccomp syscall filter "
1116 "in the kernel");
7d76ad4f
EO		 1117 return -1;
1118 }
1119#else
5dfdae81 1120 error_report("seccomp support is disabled");
7d76ad4f
EO		 1121 return -1;
1122#endif
1123 }
1124
1125 return 0;
1126}
1127
28d0de7a 1128static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
5d12f961
DDAG		 1129{
1130 const char *proc_name;
1131
8f480de0
DDAG		 1132 if (qemu_opt_get(opts, "debug-threads")) {
1133 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1134 }
5d12f961
DDAG		 1135 qemu_name = qemu_opt_get(opts, "guest");
1136
1137 proc_name = qemu_opt_get(opts, "process");
1138 if (proc_name) {
1139 os_set_proc_name(proc_name);
1140 }
5b9d313e
DDAG		 1141
1142 return 0;
5d12f961
DDAG		 1143}
1144
f8b6f8ed
MA		 1145bool defaults_enabled(void)
1146{
1147 return has_defaults;
1148}
1149
587ed6be 1150#ifndef _WIN32
28d0de7a 1151static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1152{
1153 int fd, dupfd, flags;
1154 int64_t fdset_id;
1155 const char *fd_opaque = NULL;
636a30a8 1156 AddfdInfo *fdinfo;
587ed6be
CB		 1157
1158 fd = qemu_opt_get_number(opts, "fd", -1);
1159 fdset_id = qemu_opt_get_number(opts, "set", -1);
1160 fd_opaque = qemu_opt_get(opts, "opaque");
1161
1162 if (fd < 0) {
1459407e 1163 error_report("fd option is required and must be non-negative");
587ed6be
CB		 1164 return -1;
1165 }
1166
1167 if (fd <= STDERR_FILENO) {
1459407e 1168 error_report("fd cannot be a standard I/O stream");
587ed6be
CB		 1169 return -1;
1170 }
1171
1172 /*
1173 * All fds inherited across exec() necessarily have FD_CLOEXEC
1174 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1175 */
1176 flags = fcntl(fd, F_GETFD);
1177 if (flags == -1 || (flags & FD_CLOEXEC)) {
1459407e 1178 error_report("fd is not valid or already in use");
587ed6be
CB		 1179 return -1;
1180 }
1181
1182 if (fdset_id < 0) {
1459407e 1183 error_report("set option is required and must be non-negative");
587ed6be
CB		 1184 return -1;
1185 }
1186
1187#ifdef F_DUPFD_CLOEXEC
1188 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1189#else
1190 dupfd = dup(fd);
1191 if (dupfd != -1) {
1192 qemu_set_cloexec(dupfd);
1193 }
1194#endif
1195 if (dupfd == -1) {
3e515373 1196 error_report("error duplicating fd: %s", strerror(errno));
587ed6be
CB		 1197 return -1;
1198 }
1199
1200 /* add the duplicate fd, and optionally the opaque string, to the fd set */
636a30a8
PB		 1201 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1202 &error_abort);
1203 g_free(fdinfo);
587ed6be
CB		 1204
1205 return 0;
1206}
1207
28d0de7a 1208static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1209{
1210 int fd;
1211
1212 fd = qemu_opt_get_number(opts, "fd", -1);
1213 close(fd);
1214
1215 return 0;
1216}
1217#endif
1218
1ae26a18
AZ		 1219/***********************************************************/
1220/* QEMU Block devices */
1221
2292ddae
MA		 1222#define HD_OPTS "media=disk"
1223#define CDROM_OPTS "media=cdrom"
1224#define FD_OPTS ""
1225#define PFLASH_OPTS ""
1226#define MTD_OPTS ""
1227#define SD_OPTS ""
e4bcb14c 1228
28d0de7a 1229static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1230{
2d0d2837 1231 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1232
60e19e06 1233 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1234}
1235
28d0de7a 1236static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1237{
28de2f88 1238 if (qemu_opt_get(opts, "snapshot") == NULL) {
f43e47db 1239 qemu_opt_set(opts, "snapshot", "on", &error_abort);
9dfd7c7a
GH		 1240 }
1241 return 0;
1242}
1243
3c42ea66
CB		 1244static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1245 int index, const char *optstr)
4e5d9b57
MA		 1246{
1247 QemuOpts *opts;
a66c9dc7 1248 DriveInfo *dinfo;
4e5d9b57 1249
4e5d9b57
MA		 1250 if (!enable || drive_get_by_index(type, index)) {
1251 return;
1252 }
1253
1254 opts = drive_add(type, index, NULL, optstr);
1255 if (snapshot) {
28d0de7a 1256 drive_enable_snapshot(NULL, opts, NULL);
4e5d9b57 1257 }
a66c9dc7
JS		 1258
1259 dinfo = drive_new(opts, type);
1260 if (!dinfo) {
4e5d9b57
MA		 1261 exit(1);
1262 }
a66c9dc7
JS		 1263 dinfo->is_default = true;
1264
4e5d9b57
MA		 1265}
1266
12b7f57e
MT		 1267static QemuOptsList qemu_smp_opts = {
1268 .name = "smp-opts",
1269 .implied_opt_name = "cpus",
1270 .merge_lists = true,
1271 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1272 .desc = {
1273 {
1274 .name = "cpus",
1275 .type = QEMU_OPT_NUMBER,
1276 }, {
1277 .name = "sockets",
1278 .type = QEMU_OPT_NUMBER,
1279 }, {
1280 .name = "cores",
1281 .type = QEMU_OPT_NUMBER,
1282 }, {
1283 .name = "threads",
1284 .type = QEMU_OPT_NUMBER,
1285 }, {
1286 .name = "maxcpus",
1287 .type = QEMU_OPT_NUMBER,
1288 },
1289 { /*End of list */ }
1290 },
1291};
1292
1293static void smp_parse(QemuOpts *opts)
dc6b1c09 1294{
12b7f57e 1295 if (opts) {
12b7f57e
MT		 1296 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1297 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1298 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1299 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1300
1301 /* compute missing values, prefer sockets over cores over threads */
1302 if (cpus == 0 || sockets == 0) {
1303 sockets = sockets > 0 ? sockets : 1;
1304 cores = cores > 0 ? cores : 1;
dc6b1c09 1305 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1306 if (cpus == 0) {
1307 cpus = cores * threads * sockets;
1308 }
719cac1c
EH		 1309 } else if (cores == 0) {
1310 threads = threads > 0 ? threads : 1;
1311 cores = cpus / (sockets * threads);
66f37d36 1312 cores = cores > 0 ? cores : 1;
ec2cbbdd 1313 } else if (threads == 0) {
719cac1c 1314 threads = cpus / (cores * sockets);
66f37d36 1315 threads = threads > 0 ? threads : 1;
ec2cbbdd 1316 } else if (sockets * cores * threads < cpus) {
f61eddcb
EH		 1317 error_report("cpu topology: "
1318 "sockets (%u) * cores (%u) * threads (%u) < "
1319 "smp_cpus (%u)",
1320 sockets, cores, threads, cpus);
ec2cbbdd 1321 exit(1);
dc6b1c09 1322 }
12b7f57e 1323
a32ef3bf 1324 max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
0544edd8 1325
0544edd8
AJ		 1326 if (max_cpus < cpus) {
1327 error_report("maxcpus must be equal to or greater than smp");
1328 exit(1);
1329 }
1330
a32ef3bf 1331 if (sockets * cores * threads > max_cpus) {
f61eddcb
EH		 1332 error_report("cpu topology: "
1333 "sockets (%u) * cores (%u) * threads (%u) > "
1334 "maxcpus (%u)",
1335 sockets, cores, threads, max_cpus);
a32ef3bf
TH		 1336 exit(1);
1337 }
12b7f57e
MT		 1338
1339 smp_cpus = cpus;
0544edd8
AJ		 1340 smp_cores = cores;
1341 smp_threads = threads;
12b7f57e
MT		 1342 }
1343
0544edd8 1344 if (smp_cpus > 1) {
0194749a
PD		 1345 Error *blocker = NULL;
1346 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp");
1347 replay_add_blocker(blocker);
1348 }
dc6b1c09
AP		 1349}
1350
28d16f38 1351static void realtime_init(void)
888a6bc6 1352{
888a6bc6
SM		 1353 if (enable_mlock) {
1354 if (os_mlock() < 0) {
f61eddcb 1355 error_report("locking memory failed");
888a6bc6
SM		 1356 exit(1);
1357 }
1358 }
1359}
1360
5e2ac519
SA		 1361
1362static void configure_msg(QemuOpts *opts)
1363{
1364 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1365}
1366
cfe67cef
LA		 1367/***********************************************************/
1368/* Semihosting */
1369
1370typedef struct SemihostingConfig {
1371 bool enabled;
1372 SemihostingTarget target;
a59d31a1
LA		 1373 const char **argv;
1374 int argc;
1375 const char *cmdline; /* concatenated argv */
cfe67cef
LA		 1376} SemihostingConfig;
1377
1378static SemihostingConfig semihosting;
1379
1380bool semihosting_enabled(void)
1381{
1382 return semihosting.enabled;
1383}
1384
1385SemihostingTarget semihosting_get_target(void)
1386{
1387 return semihosting.target;
1388}
1389
a59d31a1
LA		 1390const char *semihosting_get_arg(int i)
1391{
1392 if (i >= semihosting.argc) {
1393 return NULL;
1394 }
1395 return semihosting.argv[i];
1396}
1397
1398int semihosting_get_argc(void)
1399{
1400 return semihosting.argc;
1401}
1402
1403const char *semihosting_get_cmdline(void)
1404{
1405 if (semihosting.cmdline == NULL && semihosting.argc > 0) {
1406 semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
1407 }
1408 return semihosting.cmdline;
1409}
1410
1411static int add_semihosting_arg(void *opaque,
1412 const char *name, const char *val,
1413 Error **errp)
1414{
1415 SemihostingConfig *s = opaque;
1416 if (strcmp(name, "arg") == 0) {
1417 s->argc++;
1418 /* one extra element as g_strjoinv() expects NULL-terminated array */
1419 s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
1420 s->argv[s->argc - 1] = val;
1421 s->argv[s->argc] = NULL;
1422 }
1423 return 0;
1424}
1425
1426/* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
1427static inline void semihosting_arg_fallback(const char *file, const char *cmd)
1428{
1429 char *cmd_token;
1430
1431 /* argv[0] */
1432 add_semihosting_arg(&semihosting, "arg", file, NULL);
1433
1434 /* split -append and initialize argv[1..n] */
1435 cmd_token = strtok(g_strdup(cmd), " ");
1436 while (cmd_token) {
1437 add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
1438 cmd_token = strtok(NULL, " ");
1439 }
1440}
1441
79814179
TC		 1442/* Now we still need this for compatibility with XEN. */
1443bool has_igd_gfx_passthru;
1444static void igd_gfx_passthru(void)
1445{
1446 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1447}
1448
a594cfbf
FB		 1449/***********************************************************/
1450/* USB devices */
1451
fb08000c 1452static int usb_device_add(const char *devname)
a594cfbf 1453{
a5d2f727 1454 USBDevice *dev = NULL;
615fe4de
MR		 1455#ifndef CONFIG_LINUX
1456 const char *p;
1457#endif
a594cfbf 1458
4bcbe0b6 1459 if (!machine_usb(current_machine)) {
a594cfbf 1460 return -1;
094b287f 1461 }
a594cfbf 1462
0958b4cc
GH		 1463 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1464 dev = usbdevice_create(devname);
1465 if (dev)
1466 goto done;
1467
a5d2f727 1468 /* the other ones */
e447fc63
GH		 1469#ifndef CONFIG_LINUX
1470 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1471 if (strstart(devname, "host:", &p)) {
3741715c 1472 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1473 }
615fe4de 1474#endif
0d92ed30
PB		 1475 if (!dev)
1476 return -1;
1477
a5d2f727 1478done:
a594cfbf
FB		 1479 return 0;
1480}
1481
1f3870ab
AL		 1482static int usb_device_del(const char *devname)
1483{
1484 int bus_num, addr;
1485 const char *p;
1486
1a3973b3
GH		 1487 if (strstart(devname, "host:", &p)) {
1488 return -1;
1489 }
5d0c5750 1490
4bcbe0b6 1491 if (!machine_usb(current_machine)) {
1f3870ab 1492 return -1;
094b287f 1493 }
1f3870ab
AL		 1494
1495 p = strchr(devname, '.');
1496 if (!p)
1497 return -1;
1498 bus_num = strtoul(devname, NULL, 0);
1499 addr = strtoul(p + 1, NULL, 0);
1500
a5d2f727 1501 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1502}
1503
bd3c948d
GH		 1504static int usb_parse(const char *cmdline)
1505{
59d1c1c2 1506 int r;
fb08000c 1507 r = usb_device_add(cmdline);
59d1c1c2 1508 if (r < 0) {
f61eddcb 1509 error_report("could not add USB device '%s'", cmdline);
59d1c1c2
ST		 1510 }
1511 return r;
bd3c948d
GH		 1512}
1513
3e5a50d6 1514void hmp_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1515{
59d1c1c2 1516 const char *devname = qdict_get_str(qdict, "devname");
b813bed1
TH		 1517
1518 error_report("usb_add is deprecated, please use device_add instead");
1519
fb08000c 1520 if (usb_device_add(devname) < 0) {
1ecda02b 1521 error_report("could not add USB device '%s'", devname);
59d1c1c2 1522 }
a594cfbf
FB		 1523}
1524
3e5a50d6 1525void hmp_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1526{
59d1c1c2 1527 const char *devname = qdict_get_str(qdict, "devname");
b813bed1
TH		 1528
1529 error_report("usb_del is deprecated, please use device_del instead");
1530
59d1c1c2 1531 if (usb_device_del(devname) < 0) {
1ecda02b 1532 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1533 }
a594cfbf
FB		 1534}
1535
cc1daa40
FB		 1536/***********************************************************/
1537/* machine registration */
1538
0056ae24 1539MachineState *current_machine;
cc1daa40 1540
0056ae24 1541static MachineClass *find_machine(const char *name)
cc1daa40 1542{
261747f1 1543 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1544 MachineClass *mc = NULL;
cc1daa40 1545
261747f1 1546 for (el = machines; el; el = el->next) {
0056ae24 1547 MachineClass *temp = el->data;
261747f1 1548
958db90c 1549 if (!strcmp(temp->name, name)) {
0056ae24 1550 mc = temp;
261747f1
MA		 1551 break;
1552 }
958db90c
MA		 1553 if (temp->alias &&
1554 !strcmp(temp->alias, name)) {
0056ae24 1555 mc = temp;
261747f1
MA		 1556 break;
1557 }
cc1daa40 1558 }
261747f1
MA		 1559
1560 g_slist_free(machines);
0056ae24 1561 return mc;
cc1daa40
FB		 1562}
1563
0056ae24 1564MachineClass *find_default_machine(void)
0c257437 1565{
261747f1 1566 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1567 MachineClass *mc = NULL;
0c257437 1568
261747f1 1569 for (el = machines; el; el = el->next) {
0056ae24 1570 MachineClass *temp = el->data;
261747f1 1571
958db90c 1572 if (temp->is_default) {
0056ae24 1573 mc = temp;
261747f1 1574 break;
0c257437
AL		 1575 }
1576 }
261747f1
MA		 1577
1578 g_slist_free(machines);
0056ae24 1579 return mc;
0c257437
AL		 1580}
1581
01d3c80d
AL		 1582MachineInfoList *qmp_query_machines(Error **errp)
1583{
261747f1 1584 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1585 MachineInfoList *mach_list = NULL;
01d3c80d 1586
261747f1
MA		 1587 for (el = machines; el; el = el->next) {
1588 MachineClass *mc = el->data;
01d3c80d
AL		 1589 MachineInfoList *entry;
1590 MachineInfo *info;
1591
1592 info = g_malloc0(sizeof(*info));
958db90c 1593 if (mc->is_default) {
01d3c80d
AL		 1594 info->has_is_default = true;
1595 info->is_default = true;
1596 }
1597
958db90c 1598 if (mc->alias) {
01d3c80d 1599 info->has_alias = true;
958db90c 1600 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1601 }
1602
958db90c
MA		 1603 info->name = g_strdup(mc->name);
1604 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
c5514d0e 1605 info->hotpluggable_cpus = mc->has_hotpluggable_cpus;
01d3c80d
AL		 1606
1607 entry = g_malloc0(sizeof(*entry));
1608 entry->value = info;
1609 entry->next = mach_list;
1610 mach_list = entry;
1611 }
1612
261747f1 1613 g_slist_free(machines);
01d3c80d
AL		 1614 return mach_list;
1615}
1616
52eb3dfd
MA		 1617static int machine_help_func(QemuOpts *opts, MachineState *machine)
1618{
1619 ObjectProperty *prop;
7746abd8 1620 ObjectPropertyIterator iter;
52eb3dfd
MA		 1621
1622 if (!qemu_opt_has_help_opt(opts)) {
1623 return 0;
1624 }
1625
7746abd8
DB		 1626 object_property_iter_init(&iter, OBJECT(machine));
1627 while ((prop = object_property_iter_next(&iter))) {
52eb3dfd
MA		 1628 if (!prop->set) {
1629 continue;
1630 }
1631
1632 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1633 prop->name, prop->type);
1634 if (prop->description) {
1635 error_printf(" (%s)\n", prop->description);
1636 } else {
1637 error_printf("\n");
1638 }
1639 }
1640
1641 return 1;
1642}
1643
8a7ddc38
FB		 1644/***********************************************************/
1645/* main execution loop */
1646
0bd48850
FB		 1647struct vm_change_state_entry {
1648 VMChangeStateHandler *cb;
1649 void *opaque;
72cf2d4f 1650 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1651};
1652
72cf2d4f 1653static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1654
1655VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1656 void *opaque)
1657{
1658 VMChangeStateEntry *e;
1659
7267c094 1660 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1661
1662 e->cb = cb;
1663 e->opaque = opaque;
72cf2d4f 1664 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1665 return e;
1666}
1667
1668void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1669{
72cf2d4f 1670 QLIST_REMOVE (e, entries);
7267c094 1671 g_free (e);
0bd48850
FB		 1672}
1673
1dfb4dd9 1674void vm_state_notify(int running, RunState state)
0bd48850 1675{
9b10ac86 1676 VMChangeStateEntry *e, *next;
0bd48850 1677
1dfb4dd9 1678 trace_vm_state_notify(running, state);
94b0b5ff 1679
9b10ac86 1680 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1681 e->cb(e->opaque, running, state);
0bd48850
FB		 1682 }
1683}
1684
aedbe192
EB		 1685static ShutdownCause reset_requested;
1686static ShutdownCause shutdown_requested;
1687static int shutdown_signal;
f64622c4 1688static pid_t shutdown_pid;
3475187d 1689static int powerdown_requested;
8cf71710 1690static int debug_requested;
95b363b5 1691static int suspend_requested;
4bc78a87 1692static WakeupReason wakeup_reason;
a9552c8e
IM		 1693static NotifierList powerdown_notifiers =
1694 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1695static NotifierList suspend_notifiers =
1696 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1697static NotifierList wakeup_notifiers =
1698 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1699static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1700
aedbe192 1701ShutdownCause qemu_shutdown_requested_get(void)
1291eb35
AP		 1702{
1703 return shutdown_requested;
1704}
1705
aedbe192 1706ShutdownCause qemu_reset_requested_get(void)
1291eb35
AP		 1707{
1708 return reset_requested;
1709}
1710
4fdcac0e 1711static int qemu_shutdown_requested(void)
cf7a2fe2 1712{
aedbe192 1713 return atomic_xchg(&shutdown_requested, SHUTDOWN_CAUSE_NONE);
cf7a2fe2
AJ		 1714}
1715
4fdcac0e 1716static void qemu_kill_report(void)
f64622c4 1717{
7af88279 1718 if (!qtest_driver() && shutdown_signal) {
f1d3fb04
PM		 1719 if (shutdown_pid == 0) {
1720 /* This happens for eg ^C at the terminal, so it's worth
1721 * avoiding printing an odd message in that case.
1722 */
f61eddcb 1723 error_report("terminating on signal %d", shutdown_signal);
f1d3fb04 1724 } else {
fbe7e332
MP		 1725 char *shutdown_cmd = qemu_get_pid_name(shutdown_pid);
1726
1727 error_report("terminating on signal %d from pid " FMT_pid " (%s)",
1728 shutdown_signal, shutdown_pid,
1729 shutdown_cmd ? shutdown_cmd : "<unknown process>");
1730 g_free(shutdown_cmd);
f1d3fb04 1731 }
7af88279 1732 shutdown_signal = 0;
f64622c4
GN		 1733 }
1734}
1735
aedbe192 1736static ShutdownCause qemu_reset_requested(void)
cf7a2fe2 1737{
aedbe192
EB		 1738 ShutdownCause r = reset_requested;
1739
8bd7f71d 1740 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
aedbe192 1741 reset_requested = SHUTDOWN_CAUSE_NONE;
8bd7f71d
PD		 1742 return r;
1743 }
aedbe192 1744 return SHUTDOWN_CAUSE_NONE;
cf7a2fe2
AJ		 1745}
1746
95b363b5
GH		 1747static int qemu_suspend_requested(void)
1748{
1749 int r = suspend_requested;
8bd7f71d
PD		 1750 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1751 suspend_requested = 0;
1752 return r;
1753 }
1754 return false;
95b363b5
GH		 1755}
1756
4bc78a87 1757static WakeupReason qemu_wakeup_requested(void)
14058196 1758{
4bc78a87 1759 return wakeup_reason;
14058196
LC		 1760}
1761
4fdcac0e 1762static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1763{
1764 int r = powerdown_requested;
1765 powerdown_requested = 0;
1766 return r;
1767}
1768
e568902a
AL		 1769static int qemu_debug_requested(void)
1770{
1771 int r = debug_requested;
1772 debug_requested = 0;
1773 return r;
1774}
1775
aedbe192
EB		 1776/*
1777 * Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE.
1778 */
1779void qemu_system_reset(ShutdownCause reason)
be522029 1780{
0056ae24
MA		 1781 MachineClass *mc;
1782
1783 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1784
efdaf797
DG		 1785 cpu_synchronize_all_states();
1786
958db90c
MA		 1787 if (mc && mc->reset) {
1788 mc->reset();
be522029
DG		 1789 } else {
1790 qemu_devices_reset();
1791 }
aedbe192 1792 if (reason) {
08fba7ac
EB		 1793 qapi_event_send_reset(shutdown_caused_by_guest(reason),
1794 &error_abort);
e063eb1f 1795 }
ea375f9a 1796 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1797}
1798
c86f106b 1799void qemu_system_guest_panicked(GuestPanicInformation *info)
5f5b5942 1800{
f47291b7
AN		 1801 qemu_log_mask(LOG_GUEST_ERROR, "Guest crashed\n");
1802
bac05aa9
AS		 1803 if (current_cpu) {
1804 current_cpu->crash_occurred = true;
1805 }
c86f106b
AN		 1806 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE,
1807 !!info, info, &error_abort);
5f5b5942 1808 vm_stop(RUN_STATE_GUEST_PANICKED);
864111f4
CB		 1809 if (!no_shutdown) {
1810 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_POWEROFF,
c86f106b 1811 !!info, info, &error_abort);
cf83f140 1812 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_PANIC);
864111f4 1813 }
c86f106b
AN		 1814
1815 if (info) {
e8ed97a6 1816 if (info->type == GUEST_PANIC_INFORMATION_TYPE_HYPER_V) {
f47291b7
AN		 1817 qemu_log_mask(LOG_GUEST_ERROR, "HV crash parameters: (%#"PRIx64
1818 " %#"PRIx64" %#"PRIx64" %#"PRIx64" %#"PRIx64")\n",
e8ed97a6
AN		 1819 info->u.hyper_v.arg1,
1820 info->u.hyper_v.arg2,
1821 info->u.hyper_v.arg3,
1822 info->u.hyper_v.arg4,
1823 info->u.hyper_v.arg5);
f47291b7 1824 }
c86f106b
AN		 1825 qapi_free_GuestPanicInformation(info);
1826 }
5f5b5942
AS		 1827}
1828
cf83f140 1829void qemu_system_reset_request(ShutdownCause reason)
bb0c6722 1830{
d1beab82 1831 if (no_reboot) {
cf83f140 1832 shutdown_requested = reason;
d1beab82 1833 } else {
cf83f140 1834 reset_requested = reason;
d1beab82 1835 }
b4a3d965 1836 cpu_stop_current();
d9f75a4e 1837 qemu_notify_event();
bb0c6722
FB		 1838}
1839
95b363b5
GH		 1840static void qemu_system_suspend(void)
1841{
1842 pause_all_vcpus();
1843 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1844 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1845 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1846}
1847
1848void qemu_system_suspend_request(void)
1849{
9abc62f6 1850 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1851 return;
1852 }
1853 suspend_requested = 1;
1854 cpu_stop_current();
1855 qemu_notify_event();
1856}
1857
1858void qemu_register_suspend_notifier(Notifier *notifier)
1859{
1860 notifier_list_add(&suspend_notifiers, notifier);
1861}
1862
1863void qemu_system_wakeup_request(WakeupReason reason)
1864{
4fed9421
AK		 1865 trace_system_wakeup_request(reason);
1866
9abc62f6 1867 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1868 return;
1869 }
1870 if (!(wakeup_reason_mask & (1 << reason))) {
1871 return;
1872 }
ad02b96a 1873 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1874 wakeup_reason = reason;
95b363b5 1875 qemu_notify_event();
95b363b5
GH		 1876}
1877
1878void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1879{
1880 if (enabled) {
1881 wakeup_reason_mask |= (1 << reason);
1882 } else {
1883 wakeup_reason_mask &= ~(1 << reason);
1884 }
1885}
1886
1887void qemu_register_wakeup_notifier(Notifier *notifier)
1888{
1889 notifier_list_add(&wakeup_notifiers, notifier);
1890}
1891
f64622c4
GN		 1892void qemu_system_killed(int signal, pid_t pid)
1893{
1894 shutdown_signal = signal;
1895 shutdown_pid = pid;
d9389b96 1896 no_shutdown = 0;
8bd7f71d
PD		 1897
1898 /* Cannot call qemu_system_shutdown_request directly because
1899 * we are in a signal handler.
1900 */
aedbe192 1901 shutdown_requested = SHUTDOWN_CAUSE_HOST_SIGNAL;
8bd7f71d 1902 qemu_notify_event();
f64622c4
GN		 1903}
1904
cf83f140 1905void qemu_system_shutdown_request(ShutdownCause reason)
bb0c6722 1906{
cf83f140
EB		 1907 trace_qemu_system_shutdown_request(reason);
1908 replay_shutdown_request(reason);
1909 shutdown_requested = reason;
d9f75a4e 1910 qemu_notify_event();
bb0c6722
FB		 1911}
1912
013c2f15
IM		 1913static void qemu_system_powerdown(void)
1914{
0aab9ec3 1915 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1916 notifier_list_notify(&powerdown_notifiers, NULL);
1917}
1918
3475187d
FB		 1919void qemu_system_powerdown_request(void)
1920{
bc78cff9 1921 trace_qemu_system_powerdown_request();
3475187d 1922 powerdown_requested = 1;
d9f75a4e
AL		 1923 qemu_notify_event();
1924}
1925
a9552c8e
IM		 1926void qemu_register_powerdown_notifier(Notifier *notifier)
1927{
1928 notifier_list_add(&powerdown_notifiers, notifier);
1929}
1930
8cf71710
JK		 1931void qemu_system_debug_request(void)
1932{
1933 debug_requested = 1;
83f338f7 1934 qemu_notify_event();
8cf71710
JK		 1935}
1936
99435906
PB		 1937static bool main_loop_should_exit(void)
1938{
1939 RunState r;
aedbe192
EB		 1940 ShutdownCause request;
1941
99435906
PB		 1942 if (qemu_debug_requested()) {
1943 vm_stop(RUN_STATE_DEBUG);
1944 }
95b363b5
GH		 1945 if (qemu_suspend_requested()) {
1946 qemu_system_suspend();
1947 }
aedbe192
EB		 1948 request = qemu_shutdown_requested();
1949 if (request) {
99435906 1950 qemu_kill_report();
08fba7ac
EB		 1951 qapi_event_send_shutdown(shutdown_caused_by_guest(request),
1952 &error_abort);
99435906
PB		 1953 if (no_shutdown) {
1954 vm_stop(RUN_STATE_SHUTDOWN);
1955 } else {
1956 return true;
1957 }
1958 }
aedbe192
EB		 1959 request = qemu_reset_requested();
1960 if (request) {
99435906 1961 pause_all_vcpus();
aedbe192 1962 qemu_system_reset(request);
99435906 1963 resume_all_vcpus();
7ec13c79
DL		 1964 if (!runstate_check(RUN_STATE_RUNNING) &&
1965 !runstate_check(RUN_STATE_INMIGRATE)) {
1966 runstate_set(RUN_STATE_PRELAUNCH);
99435906
PB		 1967 }
1968 }
14058196
LC		 1969 if (qemu_wakeup_requested()) {
1970 pause_all_vcpus();
aedbe192 1971 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
4bc78a87
LJ		 1972 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1973 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1974 resume_all_vcpus();
7a906f7f 1975 qapi_event_send_wakeup(&error_abort);
14058196 1976 }
99435906 1977 if (qemu_powerdown_requested()) {
013c2f15 1978 qemu_system_powerdown();
99435906
PB		 1979 }
1980 if (qemu_vmstop_requested(&r)) {
1981 vm_stop(r);
1982 }
1983 return false;
1984}
1985
43b96858
AL		 1986static void main_loop(void)
1987{
8e1b90ec
JK		 1988#ifdef CONFIG_PROFILER
1989 int64_t ti;
1990#endif
99435906 1991 do {
89bfc105 1992#ifdef CONFIG_PROFILER
46481d39 1993 ti = profile_getclock();
89bfc105 1994#endif
e330c118 1995 main_loop_wait(false);
89bfc105 1996#ifdef CONFIG_PROFILER
46481d39 1997 dev_time += profile_getclock() - ti;
89bfc105 1998#endif
99435906 1999 } while (!main_loop_should_exit());
b4608c04
FB		 2000}
2001
9bd7e6d9
PB		 2002static void version(void)
2003{
0781dd6e 2004 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION "\n"
d915b7bb 2005 QEMU_COPYRIGHT "\n");
9bd7e6d9
PB		 2006}
2007
15f82208 2008static void help(int exitcode)
0824d6fc 2009{
a3adb7ad
ME		 2010 version();
2011 printf("usage: %s [options] [disk_image]\n\n"
2012 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2013 error_get_progname());
2014
77bd1119
ME		 2015#define QEMU_OPTIONS_GENERATE_HELP
2016#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2017
2018 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2019 "ctrl-alt-f toggle full screen\n"
2020 "ctrl-alt-n switch to virtual console 'n'\n"
2021 "ctrl-alt toggle mouse and keyboard grab\n"
2022 "\n"
f5048cb7
EB		 2023 "When using -nographic, press 'ctrl-a h' to get some help.\n"
2024 "\n"
2025 QEMU_HELP_BOTTOM "\n");
a3adb7ad 2026
15f82208 2027 exit(exitcode);
0824d6fc
FB		 2028}
2029
cd6f1169
FB		 2030#define HAS_ARG 0x0001
2031
cd6f1169
FB		 2032typedef struct QEMUOption {
2033 const char *name;
2034 int flags;
2035 int index;
ad96090a 2036 uint32_t arch_mask;
cd6f1169
FB		 2037} QEMUOption;
2038
dbed7e40 2039static const QEMUOption qemu_options[] = {
ad96090a 2040 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2041#define QEMU_OPTIONS_GENERATE_OPTIONS
2042#include "qemu-options-wrapper.h"
cd6f1169 2043 { NULL },
fc01f7e7 2044};
a369da5f 2045
8c9a2b71
EH		 2046typedef struct VGAInterfaceInfo {
2047 const char *opt_name; /* option name */
2048 const char *name; /* human-readable name */
c2c7b22d
EH		 2049 /* Class names indicating that support is available.
2050 * If no class is specified, the interface is always available */
2051 const char *class_names[2];
8c9a2b71
EH		 2052} VGAInterfaceInfo;
2053
2054static VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = {
2055 [VGA_NONE] = {
2056 .opt_name = "none",
2057 },
2058 [VGA_STD] = {
2059 .opt_name = "std",
2060 .name = "standard VGA",
c2c7b22d 2061 .class_names = { "VGA", "isa-vga" },
8c9a2b71
EH		 2062 },
2063 [VGA_CIRRUS] = {
2064 .opt_name = "cirrus",
2065 .name = "Cirrus VGA",
c2c7b22d 2066 .class_names = { "cirrus-vga", "isa-cirrus-vga" },
8c9a2b71
EH		 2067 },
2068 [VGA_VMWARE] = {
2069 .opt_name = "vmware",
2070 .name = "VMWare SVGA",
c2c7b22d 2071 .class_names = { "vmware-svga" },
8c9a2b71
EH		 2072 },
2073 [VGA_VIRTIO] = {
2074 .opt_name = "virtio",
2075 .name = "Virtio VGA",
c2c7b22d 2076 .class_names = { "virtio-vga" },
8c9a2b71
EH		 2077 },
2078 [VGA_QXL] = {
2079 .opt_name = "qxl",
2080 .name = "QXL VGA",
c2c7b22d 2081 .class_names = { "qxl-vga" },
8c9a2b71
EH		 2082 },
2083 [VGA_TCX] = {
2084 .opt_name = "tcx",
2085 .name = "TCX framebuffer",
c2c7b22d 2086 .class_names = { "SUNW,tcx" },
8c9a2b71
EH		 2087 },
2088 [VGA_CG3] = {
2089 .opt_name = "cg3",
2090 .name = "CG3 framebuffer",
c2c7b22d 2091 .class_names = { "cgthree" },
8c9a2b71
EH		 2092 },
2093 [VGA_XENFB] = {
2094 .opt_name = "xenfb",
2095 },
2096};
2097
c2c7b22d
EH		 2098static bool vga_interface_available(VGAInterfaceType t)
2099{
2100 VGAInterfaceInfo *ti = &vga_interfaces[t];
2101
2102 assert(t < VGA_TYPE_MAX);
2103 return !ti->class_names[0] ||
2104 object_class_by_name(ti->class_names[0]) ||
2105 object_class_by_name(ti->class_names[1]);
2106}
2107
8c9a2b71 2108static void select_vgahw(const char *p)
3893c124 2109{
2110 const char *opts;
8c9a2b71 2111 int t;
3893c124 2112
d44229c5 2113 assert(vga_interface_type == VGA_NONE);
8c9a2b71
EH		 2114 for (t = 0; t < VGA_TYPE_MAX; t++) {
2115 VGAInterfaceInfo *ti = &vga_interfaces[t];
2116 if (ti->opt_name && strstart(p, ti->opt_name, &opts)) {
c2c7b22d 2117 if (!vga_interface_available(t)) {
8c9a2b71
EH		 2118 error_report("%s not available", ti->name);
2119 exit(1);
2120 }
2121 vga_interface_type = t;
2122 break;
af87bf29 2123 }
8c9a2b71
EH		 2124 }
2125 if (t == VGA_TYPE_MAX) {
3893c124 2126 invalid_vga:
3e515373 2127 error_report("unknown vga type: %s", p);
3893c124 2128 exit(1);
2129 }
cb5a7aa8 2130 while (*opts) {
2131 const char *nextopt;
2132
2133 if (strstart(opts, ",retrace=", &nextopt)) {
2134 opts = nextopt;
2135 if (strstart(opts, "dumb", &nextopt))
2136 vga_retrace_method = VGA_RETRACE_DUMB;
2137 else if (strstart(opts, "precise", &nextopt))
2138 vga_retrace_method = VGA_RETRACE_PRECISE;
2139 else goto invalid_vga;
2140 } else goto invalid_vga;
2141 opts = nextopt;
2142 }
3893c124 2143}
2144
0cb48c46
EH		 2145typedef enum DisplayType {
2146 DT_DEFAULT,
2147 DT_CURSES,
2148 DT_SDL,
2149 DT_COCOA,
2150 DT_GTK,
bb1599b6 2151 DT_EGL,
0cb48c46
EH		 2152 DT_NONE,
2153} DisplayType;
2154
1472a95b
JS		 2155static DisplayType select_display(const char *p)
2156{
2157 const char *opts;
2158 DisplayType display = DT_DEFAULT;
2159
2160 if (strstart(p, "sdl", &opts)) {
2161#ifdef CONFIG_SDL
2162 display = DT_SDL;
2163 while (*opts) {
2164 const char *nextopt;
2165
2166 if (strstart(opts, ",frame=", &nextopt)) {
2167 opts = nextopt;
2168 if (strstart(opts, "on", &nextopt)) {
2169 no_frame = 0;
2170 } else if (strstart(opts, "off", &nextopt)) {
2171 no_frame = 1;
2172 } else {
05175535 2173 goto invalid_sdl_args;
1472a95b
JS		 2174 }
2175 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2176 opts = nextopt;
2177 if (strstart(opts, "on", &nextopt)) {
2178 alt_grab = 1;
2179 } else if (strstart(opts, "off", &nextopt)) {
2180 alt_grab = 0;
2181 } else {
05175535 2182 goto invalid_sdl_args;
1472a95b
JS		 2183 }
2184 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2185 opts = nextopt;
2186 if (strstart(opts, "on", &nextopt)) {
2187 ctrl_grab = 1;
2188 } else if (strstart(opts, "off", &nextopt)) {
2189 ctrl_grab = 0;
2190 } else {
05175535 2191 goto invalid_sdl_args;
1472a95b
JS		 2192 }
2193 } else if (strstart(opts, ",window_close=", &nextopt)) {
2194 opts = nextopt;
2195 if (strstart(opts, "on", &nextopt)) {
2196 no_quit = 0;
2197 } else if (strstart(opts, "off", &nextopt)) {
2198 no_quit = 1;
2199 } else {
05175535 2200 goto invalid_sdl_args;
1472a95b 2201 }
0b71a5d5
GH		 2202 } else if (strstart(opts, ",gl=", &nextopt)) {
2203 opts = nextopt;
2204 if (strstart(opts, "on", &nextopt)) {
2205 request_opengl = 1;
2206 } else if (strstart(opts, "off", &nextopt)) {
2207 request_opengl = 0;
2208 } else {
2209 goto invalid_sdl_args;
2210 }
1472a95b 2211 } else {
05175535 2212 invalid_sdl_args:
3e515373 2213 error_report("invalid SDL option string");
05175535 2214 exit(1);
1472a95b
JS		 2215 }
2216 opts = nextopt;
2217 }
2218#else
c6bf0f7f 2219 error_report("SDL support is disabled");
1472a95b
JS		 2220 exit(1);
2221#endif
3264ff12 2222 } else if (strstart(p, "vnc", &opts)) {
4db14629 2223 if (*opts == '=') {
7b1ee0f2 2224 vnc_parse(opts + 1, &error_fatal);
4db14629 2225 } else {
c6bf0f7f 2226 error_report("VNC requires a display argument vnc=<display>");
3264ff12
JS		 2227 exit(1);
2228 }
bb1599b6 2229 } else if (strstart(p, "egl-headless", &opts)) {
371ec54e 2230#ifdef CONFIG_OPENGL_DMABUF
bb1599b6
GH		 2231 request_opengl = 1;
2232 display_opengl = 1;
2233 display = DT_EGL;
2234#else
2235 fprintf(stderr, "egl support is disabled\n");
2236 exit(1);
2237#endif
1472a95b
JS		 2238 } else if (strstart(p, "curses", &opts)) {
2239#ifdef CONFIG_CURSES
2240 display = DT_CURSES;
2241#else
3e515373 2242 error_report("curses support is disabled");
1472a95b 2243 exit(1);
15546425
AL		 2244#endif
2245 } else if (strstart(p, "gtk", &opts)) {
2246#ifdef CONFIG_GTK
2247 display = DT_GTK;
881249c7
JK		 2248 while (*opts) {
2249 const char *nextopt;
2250
2251 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2252 opts = nextopt;
2253 if (strstart(opts, "on", &nextopt)) {
2254 grab_on_hover = true;
2255 } else if (strstart(opts, "off", &nextopt)) {
2256 grab_on_hover = false;
2257 } else {
2258 goto invalid_gtk_args;
2259 }
97edf3bd
GH		 2260 } else if (strstart(opts, ",gl=", &nextopt)) {
2261 opts = nextopt;
2262 if (strstart(opts, "on", &nextopt)) {
2263 request_opengl = 1;
2264 } else if (strstart(opts, "off", &nextopt)) {
2265 request_opengl = 0;
2266 } else {
2267 goto invalid_gtk_args;
2268 }
881249c7
JK		 2269 } else {
2270 invalid_gtk_args:
3e515373 2271 error_report("invalid GTK option string");
881249c7
JK		 2272 exit(1);
2273 }
2274 opts = nextopt;
2275 }
15546425 2276#else
c6bf0f7f 2277 error_report("GTK support is disabled");
15546425 2278 exit(1);
1472a95b 2279#endif
4171d32e
JS		 2280 } else if (strstart(p, "none", &opts)) {
2281 display = DT_NONE;
1472a95b 2282 } else {
3e515373 2283 error_report("unknown display type");
1472a95b
JS		 2284 exit(1);
2285 }
2286
2287 return display;
2288}
2289
7d4c3d53
MA		 2290static int balloon_parse(const char *arg)
2291{
382f0743 2292 QemuOpts *opts;
7d4c3d53 2293
382f0743
GH		 2294 if (strcmp(arg, "none") == 0) {
2295 return 0;
2296 }
2297
2298 if (!strncmp(arg, "virtio", 6)) {
2299 if (arg[6] == ',') {
2300 /* have params -> parse them */
70b94331
MA		 2301 opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
2302 false);
382f0743
GH		 2303 if (!opts)
2304 return -1;
2305 } else {
2306 /* create empty opts */
87ea75d5
PC		 2307 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2308 &error_abort);
7d4c3d53 2309 }
f43e47db 2310 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
382f0743 2311 return 0;
7d4c3d53 2312 }
382f0743
GH		 2313
2314 return -1;
7d4c3d53 2315}
7d4c3d53 2316
5cea8590
PB		 2317char *qemu_find_file(int type, const char *name)
2318{
4524051c 2319 int i;
5cea8590
PB		 2320 const char *subdir;
2321 char *buf;
2322
31783203
PM		 2323 /* Try the name as a straight path first */
2324 if (access(name, R_OK) == 0) {
4524051c 2325 trace_load_file(name, name);
7267c094 2326 return g_strdup(name);
5cea8590 2327 }
4524051c 2328
5cea8590
PB		 2329 switch (type) {
2330 case QEMU_FILE_TYPE_BIOS:
2331 subdir = "";
2332 break;
2333 case QEMU_FILE_TYPE_KEYMAP:
2334 subdir = "keymaps/";
2335 break;
2336 default:
2337 abort();
2338 }
4524051c
GH		 2339
2340 for (i = 0; i < data_dir_idx; i++) {
2341 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2342 if (access(buf, R_OK) == 0) {
2343 trace_load_file(name, buf);
2344 return buf;
2345 }
7267c094 2346 g_free(buf);
5cea8590 2347 }
4524051c 2348 return NULL;
5cea8590
PB		 2349}
2350
6407d76e
GS		 2351static inline bool nonempty_str(const char *str)
2352{
2353 return str && *str;
2354}
2355
81b2b810
GS		 2356static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2357{
2358 gchar *buf;
2359 size_t size;
6407d76e 2360 const char *name, *file, *str;
bab47d9a 2361 FWCfgState *fw_cfg = (FWCfgState *) opaque;
81b2b810 2362
bab47d9a 2363 if (fw_cfg == NULL) {
81b2b810
GS		 2364 error_report("fw_cfg device not available");
2365 return -1;
2366 }
2367 name = qemu_opt_get(opts, "name");
2368 file = qemu_opt_get(opts, "file");
6407d76e
GS		 2369 str = qemu_opt_get(opts, "string");
2370
2371 /* we need name and either a file or the content string */
2372 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
2373 error_report("invalid argument(s)");
2374 return -1;
2375 }
2376 if (nonempty_str(file) && nonempty_str(str)) {
2377 error_report("file and string are mutually exclusive");
81b2b810
GS		 2378 return -1;
2379 }
2380 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
2381 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1);
2382 return -1;
2383 }
2384 if (strncmp(name, "opt/", 4) != 0) {
3dc6f869
AF		 2385 warn_report("externally provided fw_cfg item names "
2386 "should be prefixed with \"opt/\"");
81b2b810 2387 }
6407d76e
GS		 2388 if (nonempty_str(str)) {
2389 size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */
2390 buf = g_memdup(str, size);
2391 } else {
2392 if (!g_file_get_contents(file, &buf, &size, NULL)) {
2393 error_report("can't load %s", file);
2394 return -1;
2395 }
81b2b810 2396 }
bab47d9a
GH		 2397 /* For legacy, keep user files in a specific global order. */
2398 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2399 fw_cfg_add_file(fw_cfg, name, buf, size);
2400 fw_cfg_reset_order_override(fw_cfg);
81b2b810
GS		 2401 return 0;
2402}
2403
28d0de7a 2404static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
ff952ba2
MA		 2405{
2406 return qdev_device_help(opts);
2407}
2408
28d0de7a 2409static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
f31d07d1 2410{
f006cf7f 2411 Error *err = NULL;
f31d07d1
GH		 2412 DeviceState *dev;
2413
f006cf7f
MA		 2414 dev = qdev_device_add(opts, &err);
2415 if (!dev) {
2416 error_report_err(err);
f31d07d1 2417 return -1;
f006cf7f 2418 }
b09995ae 2419 object_unref(OBJECT(dev));
f31d07d1
GH		 2420 return 0;
2421}
2422
28d0de7a 2423static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
1a688d3b 2424{
bd2d80b2 2425 Error *local_err = NULL;
1a688d3b 2426
0ec846bf
AN		 2427 if (!qemu_chr_new_from_opts(opts, &local_err)) {
2428 if (local_err) {
2429 error_report_err(local_err);
2430 return -1;
2431 }
2432 exit(0);
bd2d80b2 2433 }
1a688d3b
GH		 2434 return 0;
2435}
2436
758e8e38 2437#ifdef CONFIG_VIRTFS
28d0de7a 2438static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
74db920c 2439{
9be38598 2440 return qemu_fsdev_add(opts);
74db920c
GS		 2441}
2442#endif
2443
28d0de7a 2444static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
88589343 2445{
0ec7b3e7 2446 Chardev *chr;
88589343
GH		 2447 const char *chardev;
2448 const char *mode;
2449 int flags;
2450
2451 mode = qemu_opt_get(opts, "mode");
2452 if (mode == NULL) {
2453 mode = "readline";
2454 }
2455 if (strcmp(mode, "readline") == 0) {
2456 flags = MONITOR_USE_READLINE;
2457 } else if (strcmp(mode, "control") == 0) {
2458 flags = MONITOR_USE_CONTROL;
2459 } else {
f61eddcb 2460 error_report("unknown monitor mode \"%s\"", mode);
88589343
GH		 2461 exit(1);
2462 }
2463
39eaab9a
DB		 2464 if (qemu_opt_get_bool(opts, "pretty", 0))
2465 flags |= MONITOR_USE_PRETTY;
2466
bdbcb547
MAL		 2467 if (qemu_opt_get_bool(opts, "default", 0)) {
2468 error_report("option 'default' does nothing and is deprecated");
2469 }
88589343
GH		 2470
2471 chardev = qemu_opt_get(opts, "chardev");
2472 chr = qemu_chr_find(chardev);
2473 if (chr == NULL) {
f61eddcb 2474 error_report("chardev \"%s\" not found", chardev);
88589343
GH		 2475 exit(1);
2476 }
2477
2478 monitor_init(chr, flags);
2479 return 0;
2480}
2481
4821cd4c 2482static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2483{
2484 static int monitor_device_index = 0;
2485 QemuOpts *opts;
2486 const char *p;
2487 char label[32];
88589343
GH		 2488
2489 if (strstart(optarg, "chardev:", &p)) {
2490 snprintf(label, sizeof(label), "%s", p);
2491 } else {
140e065d
JK		 2492 snprintf(label, sizeof(label), "compat_monitor%d",
2493 monitor_device_index);
88589343
GH		 2494 opts = qemu_chr_parse_compat(label, optarg);
2495 if (!opts) {
f61eddcb 2496 error_report("parse error: %s", optarg);
88589343
GH		 2497 exit(1);
2498 }
2499 }
2500
822ac12d 2501 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal);
f43e47db
MA		 2502 qemu_opt_set(opts, "mode", mode, &error_abort);
2503 qemu_opt_set(opts, "chardev", label, &error_abort);
cccb7967 2504 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
88589343
GH		 2505 monitor_device_index++;
2506}
2507
bd3c948d
GH		 2508struct device_config {
2509 enum {
aee1b935
GH		 2510 DEV_USB, /* -usbdevice */
2511 DEV_BT, /* -bt */
2512 DEV_SERIAL, /* -serial */
2513 DEV_PARALLEL, /* -parallel */
2514 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2515 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2516 DEV_GDB, /* -gdb, -s */
3ef669e1 2517 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2518 } type;
2519 const char *cmdline;
d9a5954d 2520 Location loc;
72cf2d4f 2521 QTAILQ_ENTRY(device_config) next;
bd3c948d 2522};
4fdcac0e
BS		 2523
2524static QTAILQ_HEAD(, device_config) device_configs =
2525 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2526
2527static void add_device_config(int type, const char *cmdline)
2528{
2529 struct device_config *conf;
2530
7267c094 2531 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2532 conf->type = type;
2533 conf->cmdline = cmdline;
d9a5954d 2534 loc_save(&conf->loc);
72cf2d4f 2535 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2536}
2537
2538static int foreach_device_config(int type, int (*func)(const char *cmdline))
2539{
2540 struct device_config *conf;
2541 int rc;
2542
72cf2d4f 2543 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2544 if (conf->type != type)
2545 continue;
d9a5954d 2546 loc_push_restore(&conf->loc);
bd3c948d 2547 rc = func(conf->cmdline);
d9a5954d 2548 loc_pop(&conf->loc);
28de2f88 2549 if (rc) {
bd3c948d 2550 return rc;
28de2f88 2551 }
bd3c948d
GH		 2552 }
2553 return 0;
2554}
2555
998bbd74
GH		 2556static int serial_parse(const char *devname)
2557{
2558 static int index = 0;
2559 char label[32];
2560
2561 if (strcmp(devname, "none") == 0)
2562 return 0;
2563 if (index == MAX_SERIAL_PORTS) {
f61eddcb 2564 error_report("too many serial ports");
998bbd74
GH		 2565 exit(1);
2566 }
2567 snprintf(label, sizeof(label), "serial%d", index);
b4948be9 2568 serial_hds[index] = qemu_chr_new(label, devname);
998bbd74 2569 if (!serial_hds[index]) {
f61eddcb
EH		 2570 error_report("could not connect serial device"
2571 " to character backend '%s'", devname);
998bbd74
GH		 2572 return -1;
2573 }
2574 index++;
2575 return 0;
2576}
2577
6a5e8b0e
GH		 2578static int parallel_parse(const char *devname)
2579{
2580 static int index = 0;
2581 char label[32];
2582
2583 if (strcmp(devname, "none") == 0)
2584 return 0;
2585 if (index == MAX_PARALLEL_PORTS) {
f61eddcb 2586 error_report("too many parallel ports");
6a5e8b0e
GH		 2587 exit(1);
2588 }
2589 snprintf(label, sizeof(label), "parallel%d", index);
b4948be9 2590 parallel_hds[index] = qemu_chr_new(label, devname);
6a5e8b0e 2591 if (!parallel_hds[index]) {
f61eddcb
EH		 2592 error_report("could not connect parallel device"
2593 " to character backend '%s'", devname);
6a5e8b0e
GH		 2594 return -1;
2595 }
2596 index++;
2597 return 0;
2598}
2599
aee1b935
GH		 2600static int virtcon_parse(const char *devname)
2601{
3329f07b 2602 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2603 static int index = 0;
2604 char label[32];
392ecf54 2605 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2606
2607 if (strcmp(devname, "none") == 0)
2608 return 0;
2609 if (index == MAX_VIRTIO_CONSOLES) {
f61eddcb 2610 error_report("too many virtio consoles");
aee1b935
GH		 2611 exit(1);
2612 }
392ecf54 2613
87ea75d5 2614 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
7b3fdbd9 2615 qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort);
392ecf54 2616
87ea75d5 2617 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
f43e47db 2618 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
392ecf54 2619
aee1b935 2620 snprintf(label, sizeof(label), "virtcon%d", index);
b4948be9 2621 virtcon_hds[index] = qemu_chr_new(label, devname);
aee1b935 2622 if (!virtcon_hds[index]) {
f61eddcb
EH		 2623 error_report("could not connect virtio console"
2624 " to character backend '%s'", devname);
aee1b935
GH		 2625 return -1;
2626 }
f43e47db 2627 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
392ecf54 2628
aee1b935
GH		 2629 index++;
2630 return 0;
2631}
2632
3ef669e1
AG		 2633static int sclp_parse(const char *devname)
2634{
2635 QemuOptsList *device = qemu_find_opts("device");
2636 static int index = 0;
2637 char label[32];
2638 QemuOpts *dev_opts;
2639
2640 if (strcmp(devname, "none") == 0) {
2641 return 0;
2642 }
2643 if (index == MAX_SCLP_CONSOLES) {
f61eddcb 2644 error_report("too many sclp consoles");
3ef669e1
AG		 2645 exit(1);
2646 }
2647
2648 assert(arch_type == QEMU_ARCH_S390X);
2649
2650 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
f43e47db 2651 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
3ef669e1
AG		 2652
2653 snprintf(label, sizeof(label), "sclpcon%d", index);
b4948be9 2654 sclp_hds[index] = qemu_chr_new(label, devname);
3ef669e1 2655 if (!sclp_hds[index]) {
f61eddcb
EH		 2656 error_report("could not connect sclp console"
2657 " to character backend '%s'", devname);
3ef669e1
AG		 2658 return -1;
2659 }
f43e47db 2660 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
3ef669e1
AG		 2661
2662 index++;
2663 return 0;
2664}
2665
c9f398e5 2666static int debugcon_parse(const char *devname)
4d8b3c63 2667{
c9f398e5
PA		 2668 QemuOpts *opts;
2669
b4948be9 2670 if (!qemu_chr_new("debugcon", devname)) {
c9f398e5
PA		 2671 exit(1);
2672 }
8be7e7e4 2673 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5 2674 if (!opts) {
f61eddcb 2675 error_report("already have a debugcon device");
c9f398e5
PA		 2676 exit(1);
2677 }
f43e47db
MA		 2678 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2679 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
c9f398e5
PA		 2680 return 0;
2681}
2682
2709f263
LE		 2683static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2684{
2685 const MachineClass *mc1 = a, *mc2 = b;
2686 int res;
2687
2688 if (mc1->family == NULL) {
2689 if (mc2->family == NULL) {
2690 /* Compare standalone machine types against each other; they sort
2691 * in increasing order.
2692 */
2693 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2694 object_class_get_name(OBJECT_CLASS(mc2)));
2695 }
2696
2697 /* Standalone machine types sort after families. */
2698 return 1;
2699 }
2700
2701 if (mc2->family == NULL) {
2702 /* Families sort before standalone machine types. */
2703 return -1;
2704 }
2705
2706 /* Families sort between each other alphabetically increasingly. */
2707 res = strcmp(mc1->family, mc2->family);
2708 if (res != 0) {
2709 return res;
2710 }
2711
2712 /* Within the same family, machine types sort in decreasing order. */
2713 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2714 object_class_get_name(OBJECT_CLASS(mc1)));
2715}
2716
2717 static MachineClass *machine_parse(const char *name)
9052ea6b 2718{
0056ae24 2719 MachineClass *mc = NULL;
261747f1 2720 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2721
2722 if (name) {
0056ae24 2723 mc = find_machine(name);
9052ea6b 2724 }
0056ae24 2725 if (mc) {
02f292d9 2726 g_slist_free(machines);
0056ae24 2727 return mc;
9052ea6b 2728 }
025172d5 2729 if (name && !is_help_option(name)) {
3e515373 2730 error_report("unsupported machine type");
8afb9000 2731 error_printf("Use -machine help to list supported machines\n");
025172d5
MR		 2732 } else {
2733 printf("Supported machines are:\n");
2709f263 2734 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2735 for (el = machines; el; el = el->next) {
2736 MachineClass *mc = el->data;
958db90c
MA		 2737 if (mc->alias) {
2738 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2739 }
958db90c
MA		 2740 printf("%-20s %s%s\n", mc->name, mc->desc,
2741 mc->is_default ? " (default)" : "");
9052ea6b 2742 }
9052ea6b 2743 }
261747f1
MA		 2744
2745 g_slist_free(machines);
c8057f95 2746 exit(!name || !is_help_option(name));
9052ea6b
JK		 2747}
2748
fd42deeb
GH		 2749void qemu_add_exit_notifier(Notifier *notify)
2750{
2751 notifier_list_add(&exit_notifiers, notify);
2752}
2753
2754void qemu_remove_exit_notifier(Notifier *notify)
2755{
31552529 2756 notifier_remove(notify);
fd42deeb
GH		 2757}
2758
2759static void qemu_run_exit_notifiers(void)
2760{
9e8dd451 2761 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2762}
2763
71cdd1cb
PB		 2764static bool machine_init_done;
2765
4cab946a
GN		 2766void qemu_add_machine_init_done_notifier(Notifier *notify)
2767{
2768 notifier_list_add(&machine_init_done_notifiers, notify);
71cdd1cb
PB		 2769 if (machine_init_done) {
2770 notify->notify(notify, NULL);
2771 }
4cab946a
GN		 2772}
2773
b86eacb8
MA		 2774void qemu_remove_machine_init_done_notifier(Notifier *notify)
2775{
2776 notifier_remove(notify);
2777}
2778
4cab946a
GN		 2779static void qemu_run_machine_init_done_notifiers(void)
2780{
9e8dd451 2781 notifier_list_notify(&machine_init_done_notifiers, NULL);
71cdd1cb 2782 machine_init_done = true;
4cab946a
GN		 2783}
2784
6530a97b
AL		 2785static const QEMUOption *lookup_opt(int argc, char **argv,
2786 const char **poptarg, int *poptind)
2787{
2788 const QEMUOption *popt;
2789 int optind = *poptind;
2790 char *r = argv[optind];
2791 const char *optarg;
2792
0f0bc3f1 2793 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2794 optind++;
2795 /* Treat --foo the same as -foo. */
2796 if (r[1] == '-')
2797 r++;
2798 popt = qemu_options;
2799 for(;;) {
2800 if (!popt->name) {
0f0bc3f1 2801 error_report("invalid option");
6530a97b
AL		 2802 exit(1);
2803 }
2804 if (!strcmp(popt->name, r + 1))
2805 break;
2806 popt++;
2807 }
2808 if (popt->flags & HAS_ARG) {
2809 if (optind >= argc) {
0f0bc3f1 2810 error_report("requires an argument");
6530a97b
AL		 2811 exit(1);
2812 }
2813 optarg = argv[optind++];
0f0bc3f1 2814 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2815 } else {
2816 optarg = NULL;
2817 }
2818
2819 *poptarg = optarg;
2820 *poptind = optind;
2821
2822 return popt;
2823}
2824
7580f231 2825static MachineClass *select_machine(void)
34f405ae 2826{
7580f231 2827 MachineClass *machine_class = find_default_machine();
34f405ae
MA		 2828 const char *optarg;
2829 QemuOpts *opts;
2830 Location loc;
2831
2832 loc_push_none(&loc);
2833
2834 opts = qemu_get_machine_opts();
2835 qemu_opts_loc_restore(opts);
2836
2837 optarg = qemu_opt_get(opts, "type");
2838 if (optarg) {
7580f231 2839 machine_class = machine_parse(optarg);
34f405ae
MA		 2840 }
2841
7580f231 2842 if (!machine_class) {
34f405ae
MA		 2843 error_report("No machine specified, and there is no default");
2844 error_printf("Use -machine help to list supported machines\n");
2845 exit(1);
2846 }
2847
2848 loc_pop(&loc);
7580f231 2849 return machine_class;
34f405ae
MA		 2850}
2851
71df1d83
MA		 2852static int machine_set_property(void *opaque,
2853 const char *name, const char *value,
2854 Error **errp)
68d98d3e
AL		 2855{
2856 Object *obj = OBJECT(opaque);
68d98d3e 2857 Error *local_err = NULL;
f279ee45 2858 char *p, *qom_name;
68d98d3e 2859
d2659e27 2860 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2861 return 0;
2862 }
2863
b0ddb8bf 2864 qom_name = g_strdup(name);
f279ee45
MA		 2865 for (p = qom_name; *p; p++) {
2866 if (*p == '_') {
2867 *p = '-';
b0ddb8bf
MA		 2868 }
2869 }
2870
2e16898a 2871 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2872 g_free(qom_name);
68d98d3e
AL		 2873
2874 if (local_err) {
a720a390 2875 error_report_err(local_err);
68d98d3e
AL		 2876 return -1;
2877 }
2878
2879 return 0;
2880}
2881
f08f9271
DB		 2882
2883/*
2884 * Initial object creation happens before all other
2885 * QEMU data types are created. The majority of objects
2886 * can be created at this point. The rng-egd object
2887 * cannot be created here, as it depends on the chardev
2888 * already existing.
2889 */
2890static bool object_create_initial(const char *type)
2891{
7c9e5276
PB		 2892 if (g_str_equal(type, "rng-egd") ||
2893 g_str_has_prefix(type, "pr-manager-")) {
f08f9271
DB		 2894 return false;
2895 }
7dbb11c8 2896
9d3e12e8
TH		 2897 /*
2898 * return false for concrete netfilters since
2899 * they depend on netdevs already existing
2900 */
2901 if (g_str_equal(type, "filter-buffer") ||
f6d3afb5 2902 g_str_equal(type, "filter-dump") ||
d46f75b2 2903 g_str_equal(type, "filter-mirror") ||
7dce4e6f 2904 g_str_equal(type, "filter-redirector") ||
e6eee8ab 2905 g_str_equal(type, "colo-compare") ||
646c5478
PD		 2906 g_str_equal(type, "filter-rewriter") ||
2907 g_str_equal(type, "filter-replay")) {
7dbb11c8
YH		 2908 return false;
2909 }
2910
6546d0db
EH		 2911 /* Memory allocation by backends needs to be done
2912 * after configure_accelerator() (due to the tcg_enabled()
2913 * checks at memory_region_init_*()).
2914 *
2915 * Also, allocation of large amounts of memory may delay
2916 * chardev initialization for too long, and trigger timeouts
2917 * on software that waits for a monitor socket to be created
2918 * (e.g. libvirt).
2919 */
2920 if (g_str_has_prefix(type, "memory-backend-")) {
2921 return false;
2922 }
2923
f08f9271
DB		 2924 return true;
2925}
2926
2927
2928/*
2929 * The remainder of object creation happens after the
9abce56d 2930 * creation of chardev, fsdev, net clients and device data types.
f08f9271
DB		 2931 */
2932static bool object_create_delayed(const char *type)
2933{
2934 return !object_create_initial(type);
2935}
2936
2937
076b35b5
ND		 2938static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2939 MachineClass *mc)
3b9985e9
MA		 2940{
2941 uint64_t sz;
2942 const char *mem_str;
2943 const char *maxmem_str, *slots_str;
076b35b5 2944 const ram_addr_t default_ram_size = mc->default_ram_size;
3b9985e9 2945 QemuOpts *opts = qemu_find_opts_singleton("memory");
bbe2d25c
EH		 2946 Location loc;
2947
2948 loc_push_none(&loc);
2949 qemu_opts_loc_restore(opts);
3b9985e9
MA		 2950
2951 sz = 0;
2952 mem_str = qemu_opt_get(opts, "size");
2953 if (mem_str) {
2954 if (!*mem_str) {
2955 error_report("missing 'size' option value");
2956 exit(EXIT_FAILURE);
2957 }
2958
2959 sz = qemu_opt_get_size(opts, "size", ram_size);
2960
2961 /* Fix up legacy suffix-less format */
2962 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2963 uint64_t overflow_check = sz;
2964
2965 sz <<= 20;
2966 if ((sz >> 20) != overflow_check) {
2967 error_report("too large 'size' option value");
2968 exit(EXIT_FAILURE);
2969 }
2970 }
2971 }
2972
2973 /* backward compatibility behaviour for case "-m 0" */
2974 if (sz == 0) {
2975 sz = default_ram_size;
2976 }
2977
2978 sz = QEMU_ALIGN_UP(sz, 8192);
2979 ram_size = sz;
2980 if (ram_size != sz) {
2981 error_report("ram size too large");
2982 exit(EXIT_FAILURE);
2983 }
2984
2985 /* store value for the future use */
39101f25 2986 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
3b9985e9
MA		 2987 *maxram_size = ram_size;
2988
2989 maxmem_str = qemu_opt_get(opts, "maxmem");
2990 slots_str = qemu_opt_get(opts, "slots");
2991 if (maxmem_str && slots_str) {
2992 uint64_t slots;
2993
2994 sz = qemu_opt_get_size(opts, "maxmem", 0);
214224ad 2995 slots = qemu_opt_get_number(opts, "slots", 0);
3b9985e9 2996 if (sz < ram_size) {
214224ad
PK		 2997 error_report("invalid value of -m option maxmem: "
2998 "maximum memory size (0x%" PRIx64 ") must be at least "
2999 "the initial memory size (0x" RAM_ADDR_FMT ")",
3000 sz, ram_size);
3b9985e9 3001 exit(EXIT_FAILURE);
214224ad
PK		 3002 } else if (sz > ram_size) {
3003 if (!slots) {
3004 error_report("invalid value of -m option: maxmem was "
3005 "specified, but no hotplug slots were specified");
3006 exit(EXIT_FAILURE);
3007 }
3008 } else if (slots) {
3009 error_report("invalid value of -m option maxmem: "
3010 "memory slots were specified but maximum memory size "
3011 "(0x%" PRIx64 ") is equal to the initial memory size "
3012 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
3b9985e9
MA		 3013 exit(EXIT_FAILURE);
3014 }
3015
3b9985e9
MA		 3016 *maxram_size = sz;
3017 *ram_slots = slots;
3018 } else if ((!maxmem_str && slots_str) ||
3019 (maxmem_str && !slots_str)) {
3020 error_report("invalid -m option value: missing "
3021 "'%s' option", slots_str ? "maxmem" : "slots");
3022 exit(EXIT_FAILURE);
3023 }
bbe2d25c
EH		 3024
3025 loc_pop(&loc);
3b9985e9
MA		 3026}
3027
8d76bfe8
EH		 3028static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
3029{
3030 GlobalProperty *g;
3031
3032 g = g_malloc0(sizeof(*g));
3033 g->driver = qemu_opt_get(opts, "driver");
3034 g->property = qemu_opt_get(opts, "property");
3035 g->value = qemu_opt_get(opts, "value");
3036 g->user_provided = true;
03f28efb 3037 g->errp = &error_fatal;
8d76bfe8
EH		 3038 qdev_prop_register_global(g);
3039 return 0;
3040}
3041
726401be
EH		 3042static int qemu_read_default_config_file(void)
3043{
3044 int ret;
3045
3046 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
3047 if (ret < 0 && ret != -ENOENT) {
3048 return ret;
3049 }
3050
3051 return 0;
3052}
3053
a0660e0b
PX		 3054static void user_register_global_props(void)
3055{
3056 qemu_opts_foreach(qemu_find_opts("global"),
3057 global_init_func, NULL, NULL);
3058}
3059
3060/*
3061 * Note: we should see that these properties are actually having a
3062 * priority: accel < machine < user. This means e.g. when user
3063 * specifies something in "-global", it'll always be used with highest
3064 * priority than either machine/accelerator compat properties.
3065 */
3066static void register_global_properties(MachineState *ms)
3067{
3068 accel_register_compat_props(ms->accelerator);
3069 machine_register_compat_props(ms);
3070 user_register_global_props();
3071}
3072
902b3d5c 3073int main(int argc, char **argv, char **envp)
0824d6fc 3074{
e4bcb14c 3075 int i;
da1fcfda 3076 int snapshot, linux_boot;
7f7f9873 3077 const char *initrd_filename;
a20dd508 3078 const char *kernel_filename, *kernel_cmdline;
f05f47bb
GA		 3079 const char *boot_order = NULL;
3080 const char *boot_once = NULL;
3023f332 3081 DisplayState *ds;
9f227bc3 3082 int cyls, heads, secs, translation;
8d4e9146
FK		 3083 QemuOpts *opts, *machine_opts;
3084 QemuOpts *hda_opts = NULL, *icount_opts = NULL, *accel_opts = NULL;
03b0ba70 3085 QemuOptsList *olist;
cd6f1169 3086 int optind;
6530a97b 3087 const char *optarg;
d63d307f 3088 const char *loadvm = NULL;
0056ae24 3089 MachineClass *machine_class;
94fc95cd 3090 const char *cpu_model;
d44229c5 3091 const char *vga_model = NULL;
d4fce24f
PB		 3092 const char *qtest_chrdev = NULL;
3093 const char *qtest_log = NULL;
93815bc2 3094 const char *pid_file = NULL;
5bb7910a 3095 const char *incoming = NULL;
3ed2d9ee 3096 bool defconfig = true;
f29a5614 3097 bool userconfig = true;
cfc58cf3 3098 bool nographic = false;
d29345d0 3099 DisplayType display_type = DT_DEFAULT;
1f0dfe02 3100 int display_remote = 0;
c235d738
MF		 3101 const char *log_mask = NULL;
3102 const char *log_file = NULL;
41fc57e4 3103 char *trace_file = NULL;
3b9985e9 3104 ram_addr_t maxram_size;
c270fb9e 3105 uint64_t ram_slots = 0;
abfd9ce3 3106 FILE *vmstate_dump_file = NULL;
2f78e491 3107 Error *main_loop_err = NULL;
ddbb0d09 3108 Error *err = NULL;
37146e7e 3109 bool list_data_dirs = false;
42e5f393
MA		 3110 typedef struct BlockdevOptions_queue {
3111 BlockdevOptions *bdo;
3112 Location loc;
3113 QSIMPLEQ_ENTRY(BlockdevOptions_queue) entry;
3114 } BlockdevOptions_queue;
3115 QSIMPLEQ_HEAD(, BlockdevOptions_queue) bdo_queue
3116 = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
0b5538c3 3117
fe4db84d
DB		 3118 module_call_init(MODULE_INIT_TRACE);
3119
267f685b 3120 qemu_init_cpu_list();
576a94d8
PB		 3121 qemu_init_cpu_loop();
3122 qemu_mutex_lock_iothread();
3123
fd42deeb 3124 atexit(qemu_run_exit_notifiers);
65abca0a 3125 error_set_progname(argv[0]);
10f5bff6 3126 qemu_init_exec_dir(argv[0]);
65abca0a 3127
1b71f7c1 3128 module_call_init(MODULE_INIT_QOM);
05875687 3129 monitor_init_qmp_commands();
1b71f7c1 3130
4d454574 3131 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 3132 qemu_add_drive_opts(&qemu_legacy_drive_opts);
3133 qemu_add_drive_opts(&qemu_common_drive_opts);
3134 qemu_add_drive_opts(&qemu_drive_opts);
c5f3014b 3135 qemu_add_drive_opts(&bdrv_runtime_opts);
4d454574
PB		 3136 qemu_add_opts(&qemu_chardev_opts);
3137 qemu_add_opts(&qemu_device_opts);
3138 qemu_add_opts(&qemu_netdev_opts);
3139 qemu_add_opts(&qemu_net_opts);
3140 qemu_add_opts(&qemu_rtc_opts);
3141 qemu_add_opts(&qemu_global_opts);
3142 qemu_add_opts(&qemu_mon_opts);
3143 qemu_add_opts(&qemu_trace_opts);
3144 qemu_add_opts(&qemu_option_rom_opts);
3145 qemu_add_opts(&qemu_machine_opts);
8d4e9146 3146 qemu_add_opts(&qemu_accel_opts);
6e1d3c1c 3147 qemu_add_opts(&qemu_mem_opts);
12b7f57e 3148 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 3149 qemu_add_opts(&qemu_boot_opts);
3150 qemu_add_opts(&qemu_sandbox_opts);
3151 qemu_add_opts(&qemu_add_fd_opts);
3152 qemu_add_opts(&qemu_object_opts);
d1a0cf73 3153 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 3154 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 3155 qemu_add_opts(&qemu_msg_opts);
5d12f961 3156 qemu_add_opts(&qemu_name_opts);
0042109a 3157 qemu_add_opts(&qemu_numa_opts);
1ad9580b 3158 qemu_add_opts(&qemu_icount_opts);
a38bb079 3159 qemu_add_opts(&qemu_semihosting_config_opts);
81b2b810 3160 qemu_add_opts(&qemu_fw_cfg_opts);
34294e2f 3161 module_call_init(MODULE_INIT_OPTS);
4d454574 3162
5db9d4d1
LC		 3163 runstate_init();
3164
ddbb0d09 3165 if (qcrypto_init(&err) < 0) {
c29b77f9 3166 error_reportf_err(err, "cannot initialize crypto: ");
ddbb0d09
DB		 3167 exit(1);
3168 }
884f17c2 3169 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3170
72cf2d4f 3171 QLIST_INIT (&vm_change_state_head);
fe98ac14 3172 os_setup_early_signal_handling();
be995c27 3173
94fc95cd 3174 cpu_model = NULL;
33e3963e 3175 snapshot = 0;
9f227bc3 3176 cyls = heads = secs = 0;
3177 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 3178
7c9d8e07 3179 nb_nics = 0;
3b46e624 3180
142c6b1a
PL		 3181 bdrv_init_with_whitelist();
3182
2c02d1ad 3183 autostart = 1;
41bd639b 3184
292444cb
AL		 3185 /* first pass of option parsing */
3186 optind = 1;
3187 while (optind < argc) {
3188 if (argv[optind][0] != '-') {
3189 /* disk image */
28e68d68 3190 optind++;
292444cb
AL		 3191 } else {
3192 const QEMUOption *popt;
3193
3194 popt = lookup_opt(argc, argv, &optarg, &optind);
3195 switch (popt->index) {
3196 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3197 defconfig = false;
292444cb 3198 break;
f29a5614
EH		 3199 case QEMU_OPTION_nouserconfig:
3200 userconfig = false;
3201 break;
292444cb
AL		 3202 }
3203 }
3204 }
3205
726401be
EH		 3206 if (defconfig && userconfig) {
3207 if (qemu_read_default_config_file() < 0) {
dcfb0939 3208 exit(1);
292444cb
AL		 3209 }
3210 }
3211
3212 /* second pass of option parsing */
cd6f1169 3213 optind = 1;
0824d6fc 3214 for(;;) {
cd6f1169 3215 if (optind >= argc)
0824d6fc 3216 break;
6530a97b 3217 if (argv[optind][0] != '-') {
99efa84d 3218 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3219 } else {
3220 const QEMUOption *popt;
3221
6530a97b 3222 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a 3223 if (!(popt->arch_mask & arch_type)) {
da002526 3224 error_report("Option not supported for this target");
ad96090a
BS		 3225 exit(1);
3226 }
cd6f1169 3227 switch(popt->index) {
e43d594e
JK		 3228 case QEMU_OPTION_no_kvm_irqchip: {
3229 olist = qemu_find_opts("machine");
70b94331 3230 qemu_opts_parse_noisily(olist, "kernel_irqchip=off", false);
e43d594e
JK		 3231 break;
3232 }
94fc95cd
JM		 3233 case QEMU_OPTION_cpu:
3234 /* hw initialization will check this */
ecf40bea 3235 cpu_model = optarg;
94fc95cd 3236 break;
cd6f1169 3237 case QEMU_OPTION_hda:
9f227bc3 3238 {
3239 char buf[256];
3240 if (cyls == 0)
3241 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3242 else
3243 snprintf(buf, sizeof(buf),
3244 "%s,cyls=%d,heads=%d,secs=%d%s",
3245 HD_OPTS , cyls, heads, secs,
3246 translation == BIOS_ATA_TRANSLATION_LBA ?
3247 ",trans=lba" :
3248 translation == BIOS_ATA_TRANSLATION_NONE ?
3249 ",trans=none" : "");
3250 drive_add(IF_DEFAULT, 0, optarg, buf);
3251 break;
3252 }
cd6f1169 3253 case QEMU_OPTION_hdb:
cc1daa40
FB		 3254 case QEMU_OPTION_hdc:
3255 case QEMU_OPTION_hdd:
2292ddae
MA		 3256 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3257 HD_OPTS);
fc01f7e7 3258 break;
42e5f393
MA		 3259 case QEMU_OPTION_blockdev:
3260 {
3261 Visitor *v;
3262 BlockdevOptions_queue *bdo;
3263
3264 v = qobject_input_visitor_new_str(optarg, "driver", &err);
3265 if (!v) {
3266 error_report_err(err);
3267 exit(1);
3268 }
3269
3270 bdo = g_new(BlockdevOptions_queue, 1);
3271 visit_type_BlockdevOptions(v, NULL, &bdo->bdo,
3272 &error_fatal);
3273 visit_free(v);
3274 loc_save(&bdo->loc);
3275 QSIMPLEQ_INSERT_TAIL(&bdo_queue, bdo, entry);
3276 break;
3277 }
e4bcb14c 3278 case QEMU_OPTION_drive:
e2982c3a
MT		 3279 if (drive_def(optarg) == NULL) {
3280 exit(1);
3281 }
99efa84d 3282 break;
d058fe03
GH		 3283 case QEMU_OPTION_set:
3284 if (qemu_set_option(optarg) != 0)
3285 exit(1);
99efa84d 3286 break;
d0fef6fb
GH		 3287 case QEMU_OPTION_global:
3288 if (qemu_global_option(optarg) != 0)
3289 exit(1);
99efa84d 3290 break;
3e3d5815 3291 case QEMU_OPTION_mtdblock:
2292ddae 3292 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3293 break;
a1bb27b1 3294 case QEMU_OPTION_sd:
80f4d9fc 3295 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3296 break;
86f55663 3297 case QEMU_OPTION_pflash:
2292ddae 3298 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3299 break;
cd6f1169 3300 case QEMU_OPTION_snapshot:
33e3963e
FB		 3301 snapshot = 1;
3302 break;
cd6f1169 3303 case QEMU_OPTION_hdachs:
330d0414 3304 {
330d0414
FB		 3305 const char *p;
3306 p = optarg;
3307 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3308 if (cyls < 1 || cyls > 16383)
3309 goto chs_fail;
330d0414
FB		 3310 if (*p != ',')
3311 goto chs_fail;
3312 p++;
3313 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3314 if (heads < 1 || heads > 16)
3315 goto chs_fail;
330d0414
FB		 3316 if (*p != ',')
3317 goto chs_fail;
3318 p++;
3319 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3320 if (secs < 1 || secs > 63)
3321 goto chs_fail;
3322 if (*p == ',') {
3323 p++;
f31c41ff
PB		 3324 if (!strcmp(p, "large")) {
3325 translation = BIOS_ATA_TRANSLATION_LARGE;
3326 } else if (!strcmp(p, "rechs")) {
3327 translation = BIOS_ATA_TRANSLATION_RECHS;
3328 } else if (!strcmp(p, "none")) {
46d4767d 3329 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3330 } else if (!strcmp(p, "lba")) {
46d4767d 3331 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3332 } else if (!strcmp(p, "auto")) {
46d4767d 3333 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3334 } else {
46d4767d 3335 goto chs_fail;
f31c41ff 3336 }
46d4767d 3337 } else if (*p != '\0') {
c4b1fcc0 3338 chs_fail:
f61eddcb 3339 error_report("invalid physical CHS format");
46d4767d 3340 exit(1);
c4b1fcc0 3341 }
99efa84d 3342 if (hda_opts != NULL) {
a8b18f8f
MA		 3343 qemu_opt_set_number(hda_opts, "cyls", cyls,
3344 &error_abort);
3345 qemu_opt_set_number(hda_opts, "heads", heads,
3346 &error_abort);
3347 qemu_opt_set_number(hda_opts, "secs", secs,
3348 &error_abort);
f31c41ff 3349 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
f43e47db
MA		 3350 qemu_opt_set(hda_opts, "trans", "large",
3351 &error_abort);
f31c41ff 3352 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
f43e47db
MA		 3353 qemu_opt_set(hda_opts, "trans", "rechs",
3354 &error_abort);
f31c41ff 3355 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
f43e47db
MA		 3356 qemu_opt_set(hda_opts, "trans", "lba",
3357 &error_abort);
f31c41ff 3358 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
f43e47db
MA		 3359 qemu_opt_set(hda_opts, "trans", "none",
3360 &error_abort);
f31c41ff 3361 }
9dfd7c7a 3362 }
330d0414 3363 }
fea41826
TH		 3364 error_report("'-hdachs' is deprecated, please use '-device"
3365 " ide-hd,cyls=c,heads=h,secs=s,...' instead");
330d0414 3366 break;
268a362c 3367 case QEMU_OPTION_numa:
70b94331
MA		 3368 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3369 optarg, true);
0042109a
WG		 3370 if (!opts) {
3371 exit(1);
3372 }
268a362c 3373 break;
1472a95b
JS		 3374 case QEMU_OPTION_display:
3375 display_type = select_display(optarg);
3376 break;
cd6f1169 3377 case QEMU_OPTION_nographic:
cfc58cf3
EH		 3378 olist = qemu_find_opts("machine");
3379 qemu_opts_parse_noisily(olist, "graphics=off", false);
3380 nographic = true;
3381 display_type = DT_NONE;
a20dd508 3382 break;
4d3b6f6e 3383 case QEMU_OPTION_curses:
47b05369 3384#ifdef CONFIG_CURSES
993fbfdb 3385 display_type = DT_CURSES;
47b05369 3386#else
3e515373 3387 error_report("curses support is disabled");
47b05369 3388 exit(1);
4d3b6f6e 3389#endif
47b05369 3390 break;
a171fe39 3391 case QEMU_OPTION_portrait:
9312805d
VK		 3392 graphic_rotate = 90;
3393 break;
3394 case QEMU_OPTION_rotate:
3395 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3396 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3397 graphic_rotate != 180 && graphic_rotate != 270) {
f61eddcb 3398 error_report("only 90, 180, 270 deg rotation is available");
9312805d
VK		 3399 exit(1);
3400 }
a171fe39 3401 break;
cd6f1169 3402 case QEMU_OPTION_kernel:
79087c78
MA		 3403 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3404 &error_abort);
a0abe474
PM		 3405 break;
3406 case QEMU_OPTION_initrd:
79087c78
MA		 3407 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3408 &error_abort);
a20dd508 3409 break;
cd6f1169 3410 case QEMU_OPTION_append:
79087c78
MA		 3411 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3412 &error_abort);
313aa567 3413 break;
412beee6 3414 case QEMU_OPTION_dtb:
79087c78
MA		 3415 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3416 &error_abort);
412beee6 3417 break;
cd6f1169 3418 case QEMU_OPTION_cdrom:
2292ddae 3419 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3420 break;
cd6f1169 3421 case QEMU_OPTION_boot:
70b94331
MA		 3422 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3423 optarg, true);
8281abd5
MA		 3424 if (!opts) {
3425 exit(1);
36b486bb
FB		 3426 }
3427 break;
cd6f1169 3428 case QEMU_OPTION_fda:
cd6f1169 3429 case QEMU_OPTION_fdb:
2292ddae
MA		 3430 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3431 optarg, FD_OPTS);
c45886db 3432 break;
52ca8d6a
FB		 3433 case QEMU_OPTION_no_fd_bootchk:
3434 fd_bootchk = 0;
3435 break;
a1ea458f 3436 case QEMU_OPTION_netdev:
d30300f7 3437 default_net = 0;
3329f07b 3438 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3439 exit(1);
3440 }
3441 break;
7c9d8e07 3442 case QEMU_OPTION_net:
d30300f7 3443 default_net = 0;
3329f07b 3444 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3445 exit(1);
3446 }
702c651c 3447 break;
f9dadc98
RS		 3448#ifdef CONFIG_LIBISCSI
3449 case QEMU_OPTION_iscsi:
70b94331
MA		 3450 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3451 optarg, false);
f9dadc98
RS		 3452 if (!opts) {
3453 exit(1);
3454 }
3455 break;
3456#endif
c7f74643
FB		 3457#ifdef CONFIG_SLIRP
3458 case QEMU_OPTION_tftp:
f853ac66
TH		 3459 error_report("The -tftp option is deprecated. "
3460 "Please use '-netdev user,tftp=...' instead.");
ad196a9d 3461 legacy_tftp_prefix = optarg;
9bf05444 3462 break;
47d5d01a 3463 case QEMU_OPTION_bootp:
f853ac66
TH		 3464 error_report("The -bootp option is deprecated. "
3465 "Please use '-netdev user,bootfile=...' instead.");
ad196a9d 3466 legacy_bootp_filename = optarg;
47d5d01a 3467 break;
9bf05444 3468 case QEMU_OPTION_redir:
f853ac66
TH		 3469 error_report("The -redir option is deprecated. "
3470 "Please use '-netdev user,hostfwd=...' instead.");
0752706d
MA		 3471 if (net_slirp_redir(optarg) < 0)
3472 exit(1);
9bf05444 3473 break;
c7f74643 3474#endif
dc72ac14 3475 case QEMU_OPTION_bt:
bd3c948d 3476 add_device_config(DEV_BT, optarg);
dc72ac14 3477 break;
1d14ffa9
FB		 3478 case QEMU_OPTION_audio_help:
3479 AUD_help ();
3480 exit (0);
3481 break;
3482 case QEMU_OPTION_soundhw:
3483 select_soundhw (optarg);
3484 break;
cd6f1169 3485 case QEMU_OPTION_h:
15f82208 3486 help(0);
cd6f1169 3487 break;
9bd7e6d9
PB		 3488 case QEMU_OPTION_version:
3489 version();
3490 exit(0);
3491 break;
3b9985e9 3492 case QEMU_OPTION_m:
70b94331
MA		 3493 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3494 optarg, true);
6e1d3c1c
IM		 3495 if (!opts) {
3496 exit(EXIT_FAILURE);
3497 }
cd6f1169 3498 break;
d1a0cf73
SB		 3499#ifdef CONFIG_TPM
3500 case QEMU_OPTION_tpmdev:
3501 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3502 exit(1);
3503 }
3504 break;
3505#endif
c902760f
MT		 3506 case QEMU_OPTION_mempath:
3507 mem_path = optarg;
3508 break;
c902760f
MT		 3509 case QEMU_OPTION_mem_prealloc:
3510 mem_prealloc = 1;
3511 break;
cd6f1169 3512 case QEMU_OPTION_d:
c235d738
MF		 3513 log_mask = optarg;
3514 break;
3515 case QEMU_OPTION_D:
3516 log_file = optarg;
cd6f1169 3517 break;
3514552e 3518 case QEMU_OPTION_DFILTER:
bd6fee9f 3519 qemu_set_dfilter_ranges(optarg, &error_fatal);
3514552e 3520 break;
cd6f1169 3521 case QEMU_OPTION_s:
ef0c4a0d 3522 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3523 break;
59030a8c 3524 case QEMU_OPTION_gdb:
ef0c4a0d 3525 add_device_config(DEV_GDB, optarg);
cd6f1169 3526 break;
cd6f1169 3527 case QEMU_OPTION_L:
37146e7e
RJ		 3528 if (is_help_option(optarg)) {
3529 list_data_dirs = true;
3530 } else if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4524051c
GH		 3531 data_dir[data_dir_idx++] = optarg;
3532 }
cd6f1169 3533 break;
1192dad8 3534 case QEMU_OPTION_bios:
79087c78
MA		 3535 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3536 &error_abort);
1192dad8 3537 break;
1b530a6d
AJ		 3538 case QEMU_OPTION_singlestep:
3539 singlestep = 1;
3540 break;
cd6f1169 3541 case QEMU_OPTION_S:
3c07f8e8 3542 autostart = 0;
cd6f1169 3543 break;
99efa84d
MA		 3544 case QEMU_OPTION_k:
3545 keyboard_layout = optarg;
3546 break;
ee22c2f7
FB		 3547 case QEMU_OPTION_localtime:
3548 rtc_utc = 0;
3549 break;
3893c124 3550 case QEMU_OPTION_vga:
a369da5f 3551 vga_model = optarg;
7f1b17f2 3552 default_vga = 0;
1bfe856e 3553 break;
e9b137c2
FB		 3554 case QEMU_OPTION_g:
3555 {
3556 const char *p;
3557 int w, h, depth;
3558 p = optarg;
3559 w = strtol(p, (char **)&p, 10);
3560 if (w <= 0) {
3561 graphic_error:
f61eddcb 3562 error_report("invalid resolution or depth");
e9b137c2
FB		 3563 exit(1);
3564 }
3565 if (*p != 'x')
3566 goto graphic_error;
3567 p++;
3568 h = strtol(p, (char **)&p, 10);
3569 if (h <= 0)
3570 goto graphic_error;
3571 if (*p == 'x') {
3572 p++;
3573 depth = strtol(p, (char **)&p, 10);
5fafdf24 3574 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3575 depth != 24 && depth != 32)
3576 goto graphic_error;
3577 } else if (*p == '\0') {
3578 depth = graphic_depth;
3579 } else {
3580 goto graphic_error;
3581 }
3b46e624 3582
e9b137c2
FB		 3583 graphic_width = w;
3584 graphic_height = h;
3585 graphic_depth = depth;
3586 }
3587 break;
20d8a3ed
TS		 3588 case QEMU_OPTION_echr:
3589 {
3590 char *r;
3591 term_escape_char = strtol(optarg, &r, 0);
3592 if (r == optarg)
3593 printf("Bad argument to echr\n");
3594 break;
3595 }
82c643ff 3596 case QEMU_OPTION_monitor:
6ca5582d 3597 default_monitor = 0;
70e098af 3598 if (strncmp(optarg, "none", 4)) {
4821cd4c 3599 monitor_parse(optarg, "readline", false);
70e098af 3600 }
6ca5582d
GH		 3601 break;
3602 case QEMU_OPTION_qmp:
4821cd4c
HR		 3603 monitor_parse(optarg, "control", false);
3604 default_monitor = 0;
3605 break;
3606 case QEMU_OPTION_qmp_pretty:
3607 monitor_parse(optarg, "control", true);
2d114dc1 3608 default_monitor = 0;
82c643ff 3609 break;
22a0e04b 3610 case QEMU_OPTION_mon:
70b94331
MA		 3611 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3612 true);
22a0e04b 3613 if (!opts) {
22a0e04b
GH		 3614 exit(1);
3615 }
2d114dc1 3616 default_monitor = 0;
22a0e04b 3617 break;
191bc01b 3618 case QEMU_OPTION_chardev:
70b94331
MA		 3619 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3620 optarg, true);
191bc01b 3621 if (!opts) {
191bc01b
GH		 3622 exit(1);
3623 }
191bc01b 3624 break;
74db920c 3625 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3626 olist = qemu_find_opts("fsdev");
3627 if (!olist) {
5dfdae81 3628 error_report("fsdev support is disabled");
03b0ba70
GH		 3629 exit(1);
3630 }
70b94331 3631 opts = qemu_opts_parse_noisily(olist, optarg, true);
74db920c 3632 if (!opts) {
74db920c
GS		 3633 exit(1);
3634 }
3635 break;
3d54abc7 3636 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3637 QemuOpts *fsdev;
3638 QemuOpts *device;
32b69436 3639 const char *writeout, *sock_fd, *socket, *path, *security_model;
3d54abc7 3640
03b0ba70
GH		 3641 olist = qemu_find_opts("virtfs");
3642 if (!olist) {
5dfdae81 3643 error_report("virtfs support is disabled");
03b0ba70
GH		 3644 exit(1);
3645 }
70b94331 3646 opts = qemu_opts_parse_noisily(olist, optarg, true);
3d54abc7 3647 if (!opts) {
3d54abc7
GS		 3648 exit(1);
3649 }
3650
fbcbf101 3651 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a 3652 qemu_opt_get(opts, "mount_tag") == NULL) {
8afb9000 3653 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
9ce56db6
VJ		 3654 exit(1);
3655 }
e14ea479 3656 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3baa0a6a 3657 qemu_opts_id(opts) ?:
8be7e7e4
LC		 3658 qemu_opt_get(opts, "mount_tag"),
3659 1, NULL);
e14ea479 3660 if (!fsdev) {
3baa0a6a 3661 error_report("duplicate or invalid fsdev id: %s",
f61eddcb 3662 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3663 exit(1);
3664 }
d3ab98e6
AK		 3665
3666 writeout = qemu_opt_get(opts, "writeout");
3667 if (writeout) {
3668#ifdef CONFIG_SYNC_FILE_RANGE
f43e47db 3669 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
d3ab98e6 3670#else
f61eddcb
EH		 3671 error_report("writeout=immediate not supported "
3672 "on this platform");
d3ab98e6
AK		 3673 exit(1);
3674#endif
3675 }
f43e47db
MA		 3676 qemu_opt_set(fsdev, "fsdriver",
3677 qemu_opt_get(opts, "fsdriver"), &error_abort);
32b69436
GK		 3678 path = qemu_opt_get(opts, "path");
3679 if (path) {
3680 qemu_opt_set(fsdev, "path", path, &error_abort);
3681 }
3682 security_model = qemu_opt_get(opts, "security_model");
3683 if (security_model) {
3684 qemu_opt_set(fsdev, "security_model", security_model,
3685 &error_abort);
3686 }
84a87cc4
MK		 3687 socket = qemu_opt_get(opts, "socket");
3688 if (socket) {
f43e47db 3689 qemu_opt_set(fsdev, "socket", socket, &error_abort);
84a87cc4 3690 }
4c793dda
MK		 3691 sock_fd = qemu_opt_get(opts, "sock_fd");
3692 if (sock_fd) {
f43e47db 3693 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
4c793dda 3694 }
e14ea479 3695
2c74c2cb 3696 qemu_opt_set_bool(fsdev, "readonly",
cccb7967
MA		 3697 qemu_opt_get_bool(opts, "readonly", 0),
3698 &error_abort);
87ea75d5
PC		 3699 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3700 &error_abort);
f43e47db 3701 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
e14ea479 3702 qemu_opt_set(device, "fsdev",
3baa0a6a 3703 qemu_opts_id(fsdev), &error_abort);
e14ea479 3704 qemu_opt_set(device, "mount_tag",
f43e47db 3705 qemu_opt_get(opts, "mount_tag"), &error_abort);
3d54abc7
GS		 3706 break;
3707 }
9db221ae
AK		 3708 case QEMU_OPTION_virtfs_synth: {
3709 QemuOpts *fsdev;
3710 QemuOpts *device;
3711
8be7e7e4
LC		 3712 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3713 1, NULL);
9db221ae 3714 if (!fsdev) {
f61eddcb 3715 error_report("duplicate option: %s", "virtfs_synth");
9db221ae
AK		 3716 exit(1);
3717 }
f43e47db 3718 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
9db221ae 3719
87ea75d5
PC		 3720 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3721 &error_abort);
f43e47db
MA		 3722 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3723 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3724 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
9db221ae
AK		 3725 break;
3726 }
82c643ff 3727 case QEMU_OPTION_serial:
998bbd74
GH		 3728 add_device_config(DEV_SERIAL, optarg);
3729 default_serial = 0;
18141ed6
JK		 3730 if (strncmp(optarg, "mon:", 4) == 0) {
3731 default_monitor = 0;
3732 }
82c643ff 3733 break;
9dd986cc 3734 case QEMU_OPTION_watchdog:
09aaa160 3735 if (watchdog) {
f61eddcb 3736 error_report("only one watchdog option may be given");
09aaa160
MA		 3737 return 1;
3738 }
3739 watchdog = optarg;
9dd986cc
RJ		 3740 break;
3741 case QEMU_OPTION_watchdog_action:
3742 if (select_watchdog_action(optarg) == -1) {
3e515373 3743 error_report("unknown -watchdog-action parameter");
9dd986cc
RJ		 3744 exit(1);
3745 }
3746 break;
51ecf136 3747 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3748 add_device_config(DEV_VIRTCON, optarg);
3749 default_virtcon = 0;
18141ed6
JK		 3750 if (strncmp(optarg, "mon:", 4) == 0) {
3751 default_monitor = 0;
3752 }
51ecf136 3753 break;
6508fe59 3754 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3755 add_device_config(DEV_PARALLEL, optarg);
3756 default_parallel = 0;
18141ed6
JK		 3757 if (strncmp(optarg, "mon:", 4) == 0) {
3758 default_monitor = 0;
3759 }
6508fe59 3760 break;
c9f398e5
PA		 3761 case QEMU_OPTION_debugcon:
3762 add_device_config(DEV_DEBUGCON, optarg);
3763 break;
99efa84d
MA		 3764 case QEMU_OPTION_loadvm:
3765 loadvm = optarg;
3766 break;
d63d307f
FB		 3767 case QEMU_OPTION_full_screen:
3768 full_screen = 1;
3769 break;
43523e93
TS		 3770 case QEMU_OPTION_no_frame:
3771 no_frame = 1;
3772 break;
3780e197
TS		 3773 case QEMU_OPTION_alt_grab:
3774 alt_grab = 1;
3775 break;
0ca9f8a4
DK		 3776 case QEMU_OPTION_ctrl_grab:
3777 ctrl_grab = 1;
3778 break;
667accab
TS		 3779 case QEMU_OPTION_no_quit:
3780 no_quit = 1;
3781 break;
7d957bd8 3782 case QEMU_OPTION_sdl:
24f6ff86 3783#ifdef CONFIG_SDL
993fbfdb 3784 display_type = DT_SDL;
7d957bd8 3785 break;
58fc096c 3786#else
f61eddcb 3787 error_report("SDL support is disabled");
58fc096c 3788 exit(1);
667accab 3789#endif
f7cce898 3790 case QEMU_OPTION_pidfile:
93815bc2 3791 pid_file = optarg;
f7cce898 3792 break;
a09db21f
FB		 3793 case QEMU_OPTION_win2k_hack:
3794 win2k_install_hack = 1;
3795 break;
433acf0d 3796 case QEMU_OPTION_rtc_td_hack: {
16714b16
EH		 3797 static GlobalProperty slew_lost_ticks = {
3798 .driver = "mc146818rtc",
3799 .property = "lost_tick_policy",
3800 .value = "slew",
433acf0d
JK		 3801 };
3802
16714b16 3803 qdev_prop_register_global(&slew_lost_ticks);
73822ec8 3804 break;
433acf0d 3805 }
8a92ea2f 3806 case QEMU_OPTION_acpitable:
70b94331
MA		 3807 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3808 optarg, true);
f46e720a
LE		 3809 if (!opts) {
3810 exit(1);
3811 }
9f57061c 3812 acpi_table_add(opts, &error_fatal);
8a92ea2f 3813 break;
b6f6e3d3 3814 case QEMU_OPTION_smbios:
70b94331
MA		 3815 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3816 optarg, false);
f46e720a
LE		 3817 if (!opts) {
3818 exit(1);
3819 }
1007a37e 3820 smbios_entry_add(opts, &error_fatal);
b6f6e3d3 3821 break;
81b2b810 3822 case QEMU_OPTION_fwcfg:
70b94331
MA		 3823 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3824 optarg, true);
81b2b810
GS		 3825 if (opts == NULL) {
3826 exit(1);
3827 }
3828 break;
7ba1e619 3829 case QEMU_OPTION_enable_kvm:
303d4e86 3830 olist = qemu_find_opts("machine");
70b94331 3831 qemu_opts_parse_noisily(olist, "accel=kvm", false);
303d4e86 3832 break;
b0cb0a66
VP		 3833 case QEMU_OPTION_enable_hax:
3834 olist = qemu_find_opts("machine");
3835 qemu_opts_parse_noisily(olist, "accel=hax", false);
3836 break;
364c3e6b 3837 case QEMU_OPTION_M:
303d4e86
AP		 3838 case QEMU_OPTION_machine:
3839 olist = qemu_find_opts("machine");
70b94331 3840 opts = qemu_opts_parse_noisily(olist, optarg, true);
303d4e86 3841 if (!opts) {
303d4e86
AP		 3842 exit(1);
3843 }
7ba1e619 3844 break;
a0dac021
JK		 3845 case QEMU_OPTION_no_kvm:
3846 olist = qemu_find_opts("machine");
70b94331 3847 qemu_opts_parse_noisily(olist, "accel=tcg", false);
a0dac021 3848 break;
4086bde8 3849 case QEMU_OPTION_no_kvm_pit: {
3dc6f869 3850 warn_report("ignoring deprecated option");
4086bde8
JK		 3851 break;
3852 }
c21fb4f8 3853 case QEMU_OPTION_no_kvm_pit_reinjection: {
16714b16
EH		 3854 static GlobalProperty kvm_pit_lost_tick_policy = {
3855 .driver = "kvm-pit",
3856 .property = "lost_tick_policy",
3857 .value = "discard",
c21fb4f8
JK		 3858 };
3859
3dc6f869
AF		 3860 warn_report("deprecated, replaced by "
3861 "-global kvm-pit.lost_tick_policy=discard");
16714b16 3862 qdev_prop_register_global(&kvm_pit_lost_tick_policy);
c21fb4f8
JK		 3863 break;
3864 }
a20fa79f 3865 case QEMU_OPTION_accel:
8d4e9146
FK		 3866 accel_opts = qemu_opts_parse_noisily(qemu_find_opts("accel"),
3867 optarg, true);
3868 optarg = qemu_opt_get(accel_opts, "accel");
bde4d920
TH		 3869 if (!optarg || is_help_option(optarg)) {
3870 error_printf("Possible accelerators: kvm, xen, hax, tcg\n");
a20fa79f 3871 exit(0);
8d4e9146 3872 }
a20fa79f
TH		 3873 opts = qemu_opts_create(qemu_find_opts("machine"), NULL,
3874 false, &error_abort);
3875 qemu_opt_set(opts, "accel", optarg, &error_abort);
8d4e9146 3876 break;
bb36d470 3877 case QEMU_OPTION_usb:
fa5358c6 3878 olist = qemu_find_opts("machine");
70b94331 3879 qemu_opts_parse_noisily(olist, "usb=on", false);
bb36d470 3880 break;
a594cfbf 3881 case QEMU_OPTION_usbdevice:
a358a3af
TH		 3882 error_report("'-usbdevice' is deprecated, please use "
3883 "'-device usb-...' instead");
fa5358c6 3884 olist = qemu_find_opts("machine");
70b94331 3885 qemu_opts_parse_noisily(olist, "usb=on", false);
bd3c948d
GH		 3886 add_device_config(DEV_USB, optarg);
3887 break;
3888 case QEMU_OPTION_device:
70b94331
MA		 3889 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3890 optarg, true)) {
f31d07d1
GH		 3891 exit(1);
3892 }
a594cfbf 3893 break;
6a00d601 3894 case QEMU_OPTION_smp:
70b94331
MA		 3895 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3896 optarg, true)) {
6be68d7e
JS		 3897 exit(1);
3898 }
6a00d601 3899 break;
99efa84d 3900 case QEMU_OPTION_vnc:
7b1ee0f2 3901 vnc_parse(optarg, &error_fatal);
821601ea 3902 break;
6515b203
FB		 3903 case QEMU_OPTION_no_acpi:
3904 acpi_enabled = 0;
3905 break;
16b29ae1
AL		 3906 case QEMU_OPTION_no_hpet:
3907 no_hpet = 1;
3908 break;
7d4c3d53
MA		 3909 case QEMU_OPTION_balloon:
3910 if (balloon_parse(optarg) < 0) {
3e515373 3911 error_report("unknown -balloon argument %s", optarg);
7d4c3d53
MA		 3912 exit(1);
3913 }
df97b920 3914 break;
d1beab82
FB		 3915 case QEMU_OPTION_no_reboot:
3916 no_reboot = 1;
3917 break;
b2f76161
AJ		 3918 case QEMU_OPTION_no_shutdown:
3919 no_shutdown = 1;
3920 break;
9467cd46
AZ		 3921 case QEMU_OPTION_show_cursor:
3922 cursor_hide = 0;
3923 break;
8fcb1b90 3924 case QEMU_OPTION_uuid:
9c5ce8db 3925 if (qemu_uuid_parse(optarg, &qemu_uuid) < 0) {
4cd70f34 3926 error_report("failed to parse UUID string: wrong format");
8fcb1b90
BS		 3927 exit(1);
3928 }
fc3b3295 3929 qemu_uuid_set = true;
8fcb1b90 3930 break;
99efa84d
MA		 3931 case QEMU_OPTION_option_rom:
3932 if (nb_option_roms >= MAX_OPTION_ROMS) {
3e515373 3933 error_report("too many option ROMs");
99efa84d
MA		 3934 exit(1);
3935 }
70b94331
MA		 3936 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3937 optarg, true);
49295ebc
MA		 3938 if (!opts) {
3939 exit(1);
3940 }
2e55e842
GN		 3941 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3942 option_rom[nb_option_roms].bootindex =
3943 qemu_opt_get_number(opts, "bootindex", -1);
3944 if (!option_rom[nb_option_roms].name) {
f61eddcb 3945 error_report("Option ROM file is not specified");
2e55e842
GN		 3946 exit(1);
3947 }
99efa84d
MA		 3948 nb_option_roms++;
3949 break;
8e71621f 3950 case QEMU_OPTION_semihosting:
cfe67cef
LA		 3951 semihosting.enabled = true;
3952 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079
LI		 3953 break;
3954 case QEMU_OPTION_semihosting_config:
cfe67cef 3955 semihosting.enabled = true;
70b94331
MA		 3956 opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3957 optarg, false);
a38bb079 3958 if (opts != NULL) {
cfe67cef 3959 semihosting.enabled = qemu_opt_get_bool(opts, "enable",
a38bb079
LI		 3960 true);
3961 const char *target = qemu_opt_get(opts, "target");
3962 if (target != NULL) {
3963 if (strcmp("native", target) == 0) {
cfe67cef 3964 semihosting.target = SEMIHOSTING_TARGET_NATIVE;
a38bb079 3965 } else if (strcmp("gdb", target) == 0) {
cfe67cef 3966 semihosting.target = SEMIHOSTING_TARGET_GDB;
a38bb079 3967 } else if (strcmp("auto", target) == 0) {
cfe67cef 3968 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3969 } else {
3e515373 3970 error_report("unsupported semihosting-config %s",
f61eddcb 3971 optarg);
a38bb079
LI		 3972 exit(1);
3973 }
3974 } else {
cfe67cef 3975 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3976 }
a59d31a1
LA		 3977 /* Set semihosting argument count and vector */
3978 qemu_opt_foreach(opts, add_semihosting_arg,
3979 &semihosting, NULL);
a38bb079 3980 } else {
3e515373 3981 error_report("unsupported semihosting-config %s", optarg);
a38bb079
LI		 3982 exit(1);
3983 }
8e71621f 3984 break;
88eed34a 3985 case QEMU_OPTION_tdf:
3dc6f869 3986 warn_report("ignoring deprecated option");
88eed34a 3987 break;
c35734b2 3988 case QEMU_OPTION_name:
70b94331
MA		 3989 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3990 optarg, true);
5d12f961
DDAG		 3991 if (!opts) {
3992 exit(1);
3993 }
c35734b2 3994 break;
66508601
BS		 3995 case QEMU_OPTION_prom_env:
3996 if (nb_prom_envs >= MAX_PROM_ENVS) {
3e515373 3997 error_report("too many prom variables");
66508601
BS		 3998 exit(1);
3999 }
4000 prom_envs[nb_prom_envs] = optarg;
4001 nb_prom_envs++;
4002 break;
2b8f2d41
AZ		 4003 case QEMU_OPTION_old_param:
4004 old_param = 1;
05ebd537 4005 break;
f3dcfada 4006 case QEMU_OPTION_clock:
6d327171
AB		 4007 /* Clock options no longer exist. Keep this option for
4008 * backward compatibility.
4009 */
f3dcfada 4010 break;
7e0af5d0 4011 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 4012 configure_rtc_date_offset(optarg, 1);
4013 break;
4014 case QEMU_OPTION_rtc:
70b94331
MA		 4015 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
4016 false);
1ed2fc1f 4017 if (!opts) {
1ed2fc1f 4018 exit(1);
7e0af5d0 4019 }
1ed2fc1f 4020 configure_rtc(opts);
7e0af5d0 4021 break;
26a5f13b 4022 case QEMU_OPTION_tb_size:
f940488f
EC		 4023#ifndef CONFIG_TCG
4024 error_report("TCG is disabled");
4025 exit(1);
4026#endif
8b3ae692
PB		 4027 if (qemu_strtoul(optarg, NULL, 0, &tcg_tb_size) < 0) {
4028 error_report("Invalid argument to -tb-size");
4029 exit(1);
d5ab9713 4030 }
26a5f13b 4031 break;
2e70f6ef 4032 case QEMU_OPTION_icount:
70b94331
MA		 4033 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
4034 optarg, true);
1ad9580b
ST		 4035 if (!icount_opts) {
4036 exit(1);
4037 }
2e70f6ef 4038 break;
5bb7910a 4039 case QEMU_OPTION_incoming:
7c76235a
DDAG		 4040 if (!incoming) {
4041 runstate_set(RUN_STATE_INMIGRATE);
4042 }
5bb7910a
AL		 4043 incoming = optarg;
4044 break;
d15c05fc 4045 case QEMU_OPTION_only_migratable:
3df663e5
PX		 4046 /*
4047 * TODO: we can remove this option one day, and we
4048 * should all use:
4049 *
4050 * "-global migration.only-migratable=true"
4051 */
b605c47b 4052 qemu_global_option("migration.only-migratable=true");
d15c05fc 4053 break;
d8c208dd 4054 case QEMU_OPTION_nodefaults:
d44229c5 4055 has_defaults = 0;
d8c208dd 4056 break;
e37630ca 4057 case QEMU_OPTION_xen_domid:
ad96090a 4058 if (!(xen_available())) {
da002526 4059 error_report("Option not supported for this target");
ad96090a
BS		 4060 exit(1);
4061 }
e37630ca
AL		 4062 xen_domid = atoi(optarg);
4063 break;
4064 case QEMU_OPTION_xen_create:
ad96090a 4065 if (!(xen_available())) {
da002526 4066 error_report("Option not supported for this target");
ad96090a
BS		 4067 exit(1);
4068 }
e37630ca
AL		 4069 xen_mode = XEN_CREATE;
4070 break;
4071 case QEMU_OPTION_xen_attach:
ad96090a 4072 if (!(xen_available())) {
da002526 4073 error_report("Option not supported for this target");
ad96090a
BS		 4074 exit(1);
4075 }
e37630ca
AL		 4076 xen_mode = XEN_ATTACH;
4077 break;
1c599472
PD		 4078 case QEMU_OPTION_xen_domid_restrict:
4079 if (!(xen_available())) {
4080 error_report("Option not supported for this target");
4081 exit(1);
4082 }
4083 xen_domid_restrict = true;
4084 break;
ab6540d5 4085 case QEMU_OPTION_trace:
e9e0bb2a
DL		 4086 g_free(trace_file);
4087 trace_file = trace_opt_parse(optarg);
ab6540d5 4088 break;
715a664a
GH		 4089 case QEMU_OPTION_readconfig:
4090 {
dcfb0939
KW		 4091 int ret = qemu_read_config_file(optarg);
4092 if (ret < 0) {
f61eddcb
EH		 4093 error_report("read config %s: %s", optarg,
4094 strerror(-ret));
715a664a
GH		 4095 exit(1);
4096 }
715a664a
GH		 4097 break;
4098 }
29b0040b
GH		 4099 case QEMU_OPTION_spice:
4100 olist = qemu_find_opts("spice");
4101 if (!olist) {
5dfdae81 4102 error_report("spice support is disabled");
29b0040b
GH		 4103 exit(1);
4104 }
70b94331 4105 opts = qemu_opts_parse_noisily(olist, optarg, false);
29b0040b 4106 if (!opts) {
29b0040b
GH		 4107 exit(1);
4108 }
f963e4d0 4109 display_remote++;
29b0040b 4110 break;
715a664a
GH		 4111 case QEMU_OPTION_writeconfig:
4112 {
4113 FILE *fp;
4114 if (strcmp(optarg, "-") == 0) {
4115 fp = stdout;
4116 } else {
4117 fp = fopen(optarg, "w");
4118 if (fp == NULL) {
f61eddcb
EH		 4119 error_report("open %s: %s", optarg,
4120 strerror(errno));
715a664a
GH		 4121 exit(1);
4122 }
4123 }
4124 qemu_config_write(fp);
7fb8b5d9
CG		 4125 if (fp != stdout) {
4126 fclose(fp);
4127 }
715a664a
GH		 4128 break;
4129 }
c7f0f3b1
AL		 4130 case QEMU_OPTION_qtest:
4131 qtest_chrdev = optarg;
4132 break;
4133 case QEMU_OPTION_qtest_log:
4134 qtest_log = optarg;
4135 break;
7d76ad4f 4136 case QEMU_OPTION_sandbox:
70b94331
MA		 4137 opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
4138 optarg, true);
7d76ad4f 4139 if (!opts) {
49295ebc 4140 exit(1);
7d76ad4f
EO		 4141 }
4142 break;
587ed6be
CB		 4143 case QEMU_OPTION_add_fd:
4144#ifndef _WIN32
70b94331
MA		 4145 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
4146 optarg, false);
587ed6be 4147 if (!opts) {
49295ebc 4148 exit(1);
587ed6be
CB		 4149 }
4150#else
4151 error_report("File descriptor passing is disabled on this "
4152 "platform");
4153 exit(1);
4154#endif
4155 break;
68d98d3e 4156 case QEMU_OPTION_object:
70b94331
MA		 4157 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
4158 optarg, true);
49295ebc
MA		 4159 if (!opts) {
4160 exit(1);
4161 }
68d98d3e 4162 break;
888a6bc6 4163 case QEMU_OPTION_realtime:
70b94331
MA		 4164 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
4165 optarg, false);
888a6bc6
SM		 4166 if (!opts) {
4167 exit(1);
4168 }
28d16f38 4169 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 4170 break;
5e2ac519 4171 case QEMU_OPTION_msg:
70b94331
MA		 4172 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
4173 false);
5e2ac519
SA		 4174 if (!opts) {
4175 exit(1);
4176 }
4177 configure_msg(opts);
4178 break;
abfd9ce3 4179 case QEMU_OPTION_dump_vmstate:
522abf69 4180 if (vmstate_dump_file) {
f61eddcb
EH		 4181 error_report("only one '-dump-vmstate' "
4182 "option may be given");
522abf69
GA		 4183 exit(1);
4184 }
abfd9ce3
AS		 4185 vmstate_dump_file = fopen(optarg, "w");
4186 if (vmstate_dump_file == NULL) {
f61eddcb 4187 error_report("open %s: %s", optarg, strerror(errno));
abfd9ce3
AS		 4188 exit(1);
4189 }
4190 break;
59a5264b
JS		 4191 default:
4192 os_parse_cmd_args(popt->index, optarg);
cd6f1169 4193 }
0824d6fc
FB		 4194 }
4195 }
43fa1e0b
EH		 4196 /*
4197 * Clear error location left behind by the loop.
4198 * Best done right after the loop. Do not insert code here!
4199 */
4200 loc_set_none();
364c3e6b 4201
4c27b859
PD		 4202 replay_configure(icount_opts);
4203
7580f231 4204 machine_class = select_machine();
076b35b5
ND		 4205
4206 set_memory_options(&ram_slots, &maxram_size, machine_class);
3b9985e9 4207
2d9c2725 4208 os_daemonize();
73c6e401 4209 rcu_disable_atfork();
2d9c2725 4210
004c8e00
MT		 4211 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4212 error_report("could not acquire pid file: %s", strerror(errno));
4213 exit(1);
4214 }
4215
2f78e491 4216 if (qemu_init_main_loop(&main_loop_err)) {
565f65d2 4217 error_report_err(main_loop_err);
1c53786f
PB		 4218 exit(1);
4219 }
4220
28d0de7a
MA		 4221 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4222 parse_sandbox, NULL, NULL)) {
7d76ad4f
EO		 4223 exit(1);
4224 }
4225
28d0de7a
MA		 4226 if (qemu_opts_foreach(qemu_find_opts("name"),
4227 parse_name, NULL, NULL)) {
5b9d313e
DDAG		 4228 exit(1);
4229 }
4230
587ed6be 4231#ifndef _WIN32
28d0de7a
MA		 4232 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4233 parse_add_fd, NULL, NULL)) {
587ed6be
CB		 4234 exit(1);
4235 }
4236
28d0de7a
MA		 4237 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4238 cleanup_add_fd, NULL, NULL)) {
587ed6be
CB		 4239 exit(1);
4240 }
4241#endif
4242
0056ae24
MA		 4243 current_machine = MACHINE(object_new(object_class_get_name(
4244 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 4245 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
4246 exit(0);
4247 }
0056ae24
MA		 4248 object_property_add_child(object_get_root(), "machine",
4249 OBJECT(current_machine), &error_abort);
20bccb82
PM		 4250
4251 if (machine_class->minimum_page_bits) {
4252 if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
4253 /* This would be a board error: specifying a minimum smaller than
4254 * a target's compile-time fixed setting.
4255 */
4256 g_assert_not_reached();
4257 }
4258 }
4259
b5c2c3d0 4260 cpu_exec_init_all();
0056ae24 4261
958db90c 4262 if (machine_class->hw_version) {
35c2c8dc 4263 qemu_set_hw_version(machine_class->hw_version);
93bfef4c
CV		 4264 }
4265
c8057f95 4266 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4267 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4268 exit(0);
4269 }
4270
62cb4145
DL		 4271 if (!trace_init_backends()) {
4272 exit(1);
4273 }
41fc57e4
PB		 4274 trace_init_file(trace_file);
4275
67633bb4 4276 /* Open the logfile at this point and set the log mask if necessary.
c235d738 4277 */
67633bb4 4278 if (log_file) {
daa76aa4 4279 qemu_set_log_filename(log_file, &error_fatal);
67633bb4
PK		 4280 }
4281
c235d738 4282 if (log_mask) {
b946bffa 4283 int mask;
b946bffa
PM		 4284 mask = qemu_str_to_log_mask(log_mask);
4285 if (!mask) {
4286 qemu_print_log_usage(stdout);
4287 exit(1);
4288 }
4289 qemu_set_log(mask);
ed7f5f1d
PB		 4290 } else {
4291 qemu_set_log(0);
c235d738 4292 }
330d0414 4293
5cea8590
PB		 4294 /* If no data_dir is specified then try to find it relative to the
4295 executable path. */
4524051c 4296 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4297 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4298 if (data_dir[data_dir_idx] != NULL) {
4299 data_dir_idx++;
4300 }
5cea8590 4301 }
60474fb5 4302 /* If all else fails use the install path specified when building. */
4524051c
GH		 4303 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4304 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4305 }
4306
37146e7e
RJ		 4307 /* -L help lists the data directories and exits. */
4308 if (list_data_dirs) {
4309 for (i = 0; i < data_dir_idx; i++) {
4310 printf("%s\n", data_dir[i]);
4311 }
4312 exit(0);
4313 }
4314
12b7f57e 4315 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4316
958db90c 4317 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 4318 if (max_cpus > machine_class->max_cpus) {
f61eddcb
EH		 4319 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs "
4320 "supported by machine '%s' (%d)", max_cpus,
4321 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4322 exit(1);
4323 }
4324
67b724e6
AP		 4325 /*
4326 * Get the default machine options from the machine if it is not already
4327 * specified either by the configuration file or by the command line.
4328 */
958db90c 4329 if (machine_class->default_machine_opts) {
25de5935 4330 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4331 machine_class->default_machine_opts, 0);
67b724e6
AP		 4332 }
4333
28d0de7a
MA		 4334 qemu_opts_foreach(qemu_find_opts("device"),
4335 default_driver_check, NULL, NULL);
4336 qemu_opts_foreach(qemu_find_opts("global"),
4337 default_driver_check, NULL, NULL);
998bbd74 4338
d44229c5
MW		 4339 if (!vga_model && !default_vga) {
4340 vga_interface_type = VGA_DEVICE;
4341 }
958db90c 4342 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4343 default_serial = 0;
4344 }
958db90c 4345 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4346 default_parallel = 0;
4347 }
958db90c 4348 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4349 default_virtcon = 0;
4350 }
958db90c 4351 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4352 default_sclp = 0;
4353 }
958db90c 4354 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4355 default_floppy = 0;
4356 }
958db90c 4357 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4358 default_cdrom = 0;
4359 }
958db90c 4360 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4361 default_sdcard = 0;
4362 }
d44229c5
MW		 4363 if (!has_defaults) {
4364 default_monitor = 0;
4365 default_net = 0;
4366 default_vga = 0;
4367 }
986c5f78 4368
ab51b1d5
MT		 4369 if (is_daemonized()) {
4370 /* According to documentation and historically, -nographic redirects
4371 * serial port, parallel port and monitor to stdio, which does not work
4372 * with -daemonize. We can redirect these to null instead, but since
4373 * -nographic is legacy, let's just error out.
4374 * We disallow -nographic only if all other ports are not redirected
4375 * explicitly, to not break existing legacy setups which uses
4376 * -nographic _and_ redirects all ports explicitly - this is valid
4377 * usage, -nographic is just a no-op in this case.
4378 */
cfc58cf3 4379 if (nographic
ab51b1d5
MT		 4380 && (default_parallel || default_serial
4381 || default_monitor || default_virtcon)) {
4cd70f34 4382 error_report("-nographic cannot be used with -daemonize");
ab51b1d5
MT		 4383 exit(1);
4384 }
4385#ifdef CONFIG_CURSES
4386 if (display_type == DT_CURSES) {
4cd70f34 4387 error_report("curses display cannot be used with -daemonize");
ab51b1d5
MT		 4388 exit(1);
4389 }
4390#endif
4391 }
4392
cfc58cf3 4393 if (nographic) {
6a5e8b0e
GH		 4394 if (default_parallel)
4395 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4396 if (default_serial && default_monitor) {
4397 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4398 } else if (default_virtcon && default_monitor) {
4399 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4400 } else if (default_sclp && default_monitor) {
4401 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4402 } else {
4403 if (default_serial)
4404 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4405 if (default_virtcon)
4406 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4407 if (default_sclp) {
4408 add_device_config(DEV_SCLP, "stdio");
4409 }
e1c09175 4410 if (default_monitor)
4821cd4c 4411 monitor_parse("stdio", "readline", false);
e1c09175 4412 }
998bbd74
GH		 4413 } else {
4414 if (default_serial)
4415 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4416 if (default_parallel)
4417 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4418 if (default_monitor)
4821cd4c 4419 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 4420 if (default_virtcon)
4421 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4422 if (default_sclp) {
4423 add_device_config(DEV_SCLP, "vc:80Cx24C");
4424 }
bc0129d9
AL		 4425 }
4426
006decd4
GH		 4427#if defined(CONFIG_VNC)
4428 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4429 display_remote++;
4430 }
4431#endif
15546425
AL		 4432 if (display_type == DT_DEFAULT && !display_remote) {
4433#if defined(CONFIG_GTK)
4434 display_type = DT_GTK;
7b7d2be5 4435#elif defined(CONFIG_SDL)
15546425 4436 display_type = DT_SDL;
7b7d2be5
EH		 4437#elif defined(CONFIG_COCOA)
4438 display_type = DT_COCOA;
15546425 4439#elif defined(CONFIG_VNC)
70b94331 4440 vnc_parse("localhost:0,to=99,id=default", &error_abort);
15546425
AL		 4441#else
4442 display_type = DT_NONE;
4443#endif
4444 }
4445
047d4e15 4446 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
f61eddcb
EH		 4447 error_report("-no-frame, -alt-grab and -ctrl-grab are only valid "
4448 "for SDL, ignoring option");
047d4e15
PW		 4449 }
4450 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
f61eddcb
EH		 4451 error_report("-no-quit is only valid for GTK and SDL, "
4452 "ignoring option");
047d4e15
PW		 4453 }
4454
15546425 4455 if (display_type == DT_GTK) {
97edf3bd 4456 early_gtk_display_init(request_opengl);
15546425 4457 }
19a2c626 4458
0b71a5d5
GH		 4459 if (display_type == DT_SDL) {
4460 sdl_display_early_init(request_opengl);
4461 }
476db081 4462
777357d7
MAL		 4463 qemu_console_early_init();
4464
0b71a5d5
GH		 4465 if (request_opengl == 1 && display_opengl == 0) {
4466#if defined(CONFIG_OPENGL)
8afb9000 4467 error_report("OpenGL is not supported by the display");
0b71a5d5 4468#else
5dfdae81 4469 error_report("OpenGL support is disabled");
0b71a5d5
GH		 4470#endif
4471 exit(1);
4472 }
15546425 4473
87f50caa 4474 page_size_init();
a5829fd9
T		 4475 socket_init();
4476
1c7ba94a 4477 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4478 user_creatable_add_opts_foreach,
51b9b478 4479 object_create_initial, NULL)) {
1a688d3b 4480 exit(1);
a4c7367f
MA		 4481 }
4482
2c189a4e
DB		 4483 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4484 chardev_init_func, NULL, NULL)) {
4485 exit(1);
4486 }
4487
758e8e38 4488#ifdef CONFIG_VIRTFS
28d0de7a
MA		 4489 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4490 fsdev_init_func, NULL, NULL)) {
74db920c
GS		 4491 exit(1);
4492 }
4493#endif
1a688d3b 4494
28d0de7a
MA		 4495 if (qemu_opts_foreach(qemu_find_opts("device"),
4496 device_help_func, NULL, NULL)) {
3d1d9652
BR		 4497 exit(0);
4498 }
4499
6b1b1440 4500 machine_opts = qemu_get_machine_opts();
71df1d83
MA		 4501 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4502 NULL)) {
6b1b1440
MA		 4503 object_unref(OBJECT(current_machine));
4504 exit(1);
4505 }
4506
f6a1ef64 4507 configure_accelerator(current_machine);
214910a7 4508
00b8ea4e
PX		 4509 /*
4510 * Register all the global properties, including accel properties,
4511 * machine properties, and user-specified ones.
4512 */
4513 register_global_properties(current_machine);
4514
4515 /*
4516 * Migration object can only be created after global properties
4517 * are applied correctly.
4518 */
4519 migration_object_init();
4520
2c189a4e 4521 if (qtest_chrdev) {
007b0657 4522 qtest_init(qtest_chrdev, qtest_log, &error_fatal);
2c189a4e
DB		 4523 }
4524
2ff3de68
MA		 4525 machine_opts = qemu_get_machine_opts();
4526 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4527 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4528 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4529 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4530
8281abd5
MA		 4531 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4532 if (opts) {
f05f47bb
GA		 4533 boot_order = qemu_opt_get(opts, "order");
4534 if (boot_order) {
007b0657 4535 validate_bootdevices(boot_order, &error_fatal);
8281abd5
MA		 4536 }
4537
f05f47bb
GA		 4538 boot_once = qemu_opt_get(opts, "once");
4539 if (boot_once) {
007b0657 4540 validate_bootdevices(boot_once, &error_fatal);
8281abd5
MA		 4541 }
4542
4543 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4544 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4545 }
4546
f05f47bb
GA		 4547 if (!boot_order) {
4548 boot_order = machine_class->default_boot_order;
4549 }
4550
a0abe474
PM		 4551 if (!kernel_cmdline) {
4552 kernel_cmdline = "";
6b1b1440 4553 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4554 }
4555
a20dd508 4556 linux_boot = (kernel_filename != NULL);
6c41b272 4557
f8d39c01 4558 if (!linux_boot && *kernel_cmdline != '\0') {
f61eddcb 4559 error_report("-append only allowed with -kernel option");
f8d39c01
TS		 4560 exit(1);
4561 }
4562
4563 if (!linux_boot && initrd_filename != NULL) {
f61eddcb 4564 error_report("-initrd only allowed with -kernel option");
f8d39c01
TS		 4565 exit(1);
4566 }
4567
a59d31a1
LA		 4568 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4569 /* fall back to the -kernel/-append */
4570 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4571 }
4572
9156d763 4573 os_set_line_buffering();
3b46e624 4574
ad1be899
AL		 4575 /* spice needs the timers to be initialized by this point */
4576 qemu_spice_init();
ad1be899 4577
4603ea01 4578 cpu_ticks_init();
1ad9580b 4579 if (icount_opts) {
b0cb0a66
VP		 4580 if (!tcg_enabled()) {
4581 error_report("-icount is not allowed with hardware virtualization");
1ad9580b
ST		 4582 exit(1);
4583 }
4584 configure_icount(icount_opts, &error_abort);
4585 qemu_opts_del(icount_opts);
0abe905d 4586 }
634fce96 4587
e7b161d5
YZ		 4588 if (tcg_enabled()) {
4589 qemu_tcg_configure(accel_opts, &error_fatal);
4590 }
83fd9629 4591
d30300f7
EH		 4592 if (default_net) {
4593 QemuOptsList *net = qemu_find_opts("net");
4594 qemu_opts_set(net, NULL, "type", "nic", &error_abort);
4595#ifdef CONFIG_SLIRP
4596 qemu_opts_set(net, NULL, "type", "user", &error_abort);
4597#endif
4598 }
4599
5821ebf9
HZ		 4600 colo_info_init();
4601
dc1c9fe8
MM		 4602 if (net_init_clients() < 0) {
4603 exit(1);
702c651c 4604 }
f1510b2c 4605
9abce56d 4606 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4607 user_creatable_add_opts_foreach,
51b9b478 4608 object_create_delayed, NULL)) {
9abce56d
YH		 4609 exit(1);
4610 }
4611
d1a0cf73
SB		 4612#ifdef CONFIG_TPM
4613 if (tpm_init() < 0) {
4614 exit(1);
4615 }
4616#endif
4617
dc72ac14 4618 /* init the bluetooth world */
bd3c948d
GH		 4619 if (foreach_device_config(DEV_BT, bt_parse))
4620 exit(1);
dc72ac14 4621
834e76ea
AP		 4622 if (!xen_enabled()) {
4623 /* On 32-bit hosts, QEMU is limited by virtual address space */
4624 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
f61eddcb 4625 error_report("at most 2047 MB RAM can be simulated");
834e76ea
AP		 4626 exit(1);
4627 }
4628 }
9ae02555 4629
c163b5ca 4630 blk_mig_init();
0d6ab3ab 4631 ram_mig_init();
c163b5ca 4632
16026518
JS		 4633 /* If the currently selected machine wishes to override the units-per-bus
4634 * property of its default HBA interface type, do so now. */
4635 if (machine_class->units_per_default_bus) {
4636 override_max_devs(machine_class->block_default_type,
4637 machine_class->units_per_default_bus);
4638 }
4639
e4bcb14c 4640 /* open the virtual block devices */
42e5f393
MA		 4641 while (!QSIMPLEQ_EMPTY(&bdo_queue)) {
4642 BlockdevOptions_queue *bdo = QSIMPLEQ_FIRST(&bdo_queue);
4643
4644 QSIMPLEQ_REMOVE_HEAD(&bdo_queue, entry);
4645 loc_push_restore(&bdo->loc);
4646 qmp_blockdev_add(bdo->bdo, &error_fatal);
4647 loc_pop(&bdo->loc);
4648 qapi_free_BlockdevOptions(bdo->bdo);
4649 g_free(bdo);
4650 }
4c27b859
PD		 4651 if (snapshot || replay_mode != REPLAY_MODE_NONE) {
4652 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
4653 NULL, NULL);
4654 }
2d0d2837 4655 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
28d0de7a 4656 &machine_class->block_default_type, NULL)) {
9dfd7c7a 4657 exit(1);
2d0d2837 4658 }
3e3d5815 4659
958db90c 4660 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4661 CDROM_OPTS);
4662 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4663 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4664
ea089eeb 4665 parse_numa_opts(current_machine);
268a362c 4666
28d0de7a
MA		 4667 if (qemu_opts_foreach(qemu_find_opts("mon"),
4668 mon_init_func, NULL, NULL)) {
157b9319
JK		 4669 exit(1);
4670 }
4671
998bbd74
GH		 4672 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4673 exit(1);
6a5e8b0e
GH		 4674 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4675 exit(1);
aee1b935
GH		 4676 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4677 exit(1);
3ef669e1
AG		 4678 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4679 exit(1);
4680 }
c9f398e5
PA		 4681 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4682 exit(1);
2796dae0 4683
7f1b17f2 4684 /* If no default VGA is requested, the default is "none". */
3605ded5 4685 if (default_vga) {
6f00494a
GH		 4686 if (machine_class->default_display) {
4687 vga_model = machine_class->default_display;
c2c7b22d 4688 } else if (vga_interface_available(VGA_CIRRUS)) {
3605ded5 4689 vga_model = "cirrus";
c2c7b22d 4690 } else if (vga_interface_available(VGA_STD)) {
3605ded5
AJ		 4691 vga_model = "std";
4692 }
a369da5f 4693 }
d44229c5
MW		 4694 if (vga_model) {
4695 select_vgahw(vga_model);
4696 }
a369da5f 4697
09aaa160
MA		 4698 if (watchdog) {
4699 i = select_watchdog(watchdog);
4700 if (i > 0)
4701 exit (i == 1 ? 1 : 0);
4702 }
4703
8bd7f71d
PD		 4704 /* This checkpoint is required by replay to separate prior clock
4705 reading from the other reads, because timer polling functions query
4706 clock values from the log. */
4707 replay_checkpoint(CHECKPOINT_INIT);
1de81d28
AL		 4708 qdev_machine_init();
4709
3ef96221 4710 current_machine->ram_size = ram_size;
c270fb9e
IM		 4711 current_machine->maxram_size = maxram_size;
4712 current_machine->ram_slots = ram_slots;
3ef96221 4713 current_machine->boot_order = boot_order;
3ef96221
MA		 4714 current_machine->cpu_model = cpu_model;
4715
6063d4c0
IM		 4716
4717 /* parse features once if machine provides default cpu_type */
4718 if (machine_class->default_cpu_type) {
4719 current_machine->cpu_type = machine_class->default_cpu_type;
4720 if (cpu_model) {
4721 current_machine->cpu_type =
4722 cpu_parse_cpu_model(machine_class->default_cpu_type, cpu_model);
4723 }
4724 }
4725
482dfe9a 4726 machine_run_board_init(current_machine);
3023f332 4727
28d16f38
HZ		 4728 realtime_init();
4729
4c565674 4730 soundhw_init();
b3e6d591 4731
b0cb0a66
VP		 4732 if (hax_enabled()) {
4733 hax_sync_vcpus();
4734 }
4735
81b2b810
GS		 4736 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4737 parse_fw_cfg, fw_cfg_find(), NULL) != 0) {
4738 exit(1);
4739 }
4740
3023f332 4741 /* init USB devices */
4bcbe0b6 4742 if (machine_usb(current_machine)) {
0752706d
MA		 4743 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4744 exit(1);
3023f332
AL		 4745 }
4746
79814179
TC		 4747 /* Check if IGD GFX passthrough. */
4748 igd_gfx_passthru();
4749
bd3c948d 4750 /* init generic devices */
bab47d9a 4751 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
28d0de7a
MA		 4752 if (qemu_opts_foreach(qemu_find_opts("device"),
4753 device_init_func, NULL, NULL)) {
bd3c948d 4754 exit(1);
a4c7367f 4755 }
9c6703fe 4756
3741c250
DL		 4757 cpu_synchronize_all_post_init();
4758
bab47d9a 4759 rom_reset_order_override();
bd3c948d 4760
a64aa578
MA		 4761 /*
4762 * Create frontends for -drive if=scsi leftovers.
4763 * Normally, frontends for -drive get created by machine
4764 * initialization for onboard SCSI HBAs. However, we create a few
4765 * more ever since SCSI qdevification, but this is pretty much an
4766 * implementation accident, and deprecated.
4767 */
fb8b660e
MA		 4768 scsi_legacy_handle_cmdline();
4769
a66c9dc7
JS		 4770 /* Did we create any drives that we failed to create a device for? */
4771 drive_check_orphaned();
4772
d30300f7
EH		 4773 /* Don't warn about the default network setup that you get if
4774 * no command line -net or -netdev options are specified. There
4775 * are two cases that we would otherwise complain about:
4776 * (1) board doesn't support a NIC but the implicit "-net nic"
4777 * requested one
4778 * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
4779 * sets up a nic that isn't connected to anything.
4780 */
4781 if (!default_net) {
4782 net_check_clients();
4783 }
4784
668680f7 4785
f05f47bb 4786 if (boot_once) {
07d04a02 4787 qemu_boot_set(boot_once, &error_fatal);
f05f47bb
GA		 4788 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4789 }
4790
64840c66 4791 ds = init_displaystate();
993fbfdb 4792
6b62dc2d 4793 /* init local displays */
993fbfdb 4794 switch (display_type) {
993fbfdb 4795 case DT_CURSES:
ab51b1d5 4796 curses_display_init(ds, full_screen);
993fbfdb 4797 break;
993fbfdb
AL		 4798 case DT_SDL:
4799 sdl_display_init(ds, full_screen, no_frame);
4800 break;
7b7d2be5 4801 case DT_COCOA:
993fbfdb
AL		 4802 cocoa_display_init(ds, full_screen);
4803 break;
15546425 4804 case DT_GTK:
881249c7 4805 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4806 break;
6b62dc2d
GH		 4807 default:
4808 break;
4809 }
4810
0ce235a7
GN		 4811 /* must be after terminal init, SDL library changes signal handlers */
4812 os_setup_signal_handling();
4813
6b62dc2d 4814 /* init remote displays */
a663fbd9 4815#ifdef CONFIG_VNC
28d0de7a
MA		 4816 qemu_opts_foreach(qemu_find_opts("vnc"),
4817 vnc_init_func, NULL, NULL);
a663fbd9 4818#endif
f8c75b24 4819
9fa03286
GH		 4820 if (using_spice) {
4821 qemu_spice_display_init();
a3e22260 4822 }
5b08fc10 4823
371ec54e 4824#ifdef CONFIG_OPENGL_DMABUF
bb1599b6
GH		 4825 if (display_type == DT_EGL) {
4826 egl_headless_init();
4827 }
4828#endif
4829
ef0c4a0d 4830 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4831 exit(1);
45669e00 4832 }
45669e00 4833
3418bd25
GH		 4834 qdev_machine_creation_done();
4835
80376c3f
IY		 4836 /* TODO: once all bus devices are qdevified, this should be done
4837 * when bus is created by qdev.c */
4838 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4839 qemu_run_machine_init_done_notifiers();
4840
6b3f7f63 4841 if (rom_check_and_register_reset() != 0) {
f61eddcb 4842 error_report("rom check and register reset failed");
6b3f7f63
EA		 4843 exit(1);
4844 }
d916b464 4845
7615936e
PD		 4846 replay_start();
4847
8bd7f71d
PD		 4848 /* This checkpoint is required by replay to separate prior clock
4849 reading from the other reads, because timer polling functions query
4850 clock values from the log. */
4851 replay_checkpoint(CHECKPOINT_RESET);
aedbe192 4852 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
48212d87 4853 register_global_state();
9c2037d0
PD		 4854 if (replay_mode != REPLAY_MODE_NONE) {
4855 replay_vmstate_init();
4856 } else if (loadvm) {
927d6638 4857 Error *local_err = NULL;
5e22479a 4858 if (load_snapshot(loadvm, &local_err) < 0) {
927d6638 4859 error_report_err(local_err);
05f2401e
JQ		 4860 autostart = 0;
4861 }
4862 }
d63d307f 4863
d828c430 4864 qdev_prop_check_globals();
abfd9ce3
AS		 4865 if (vmstate_dump_file) {
4866 /* dump and exit */
4867 dump_vmstate_json_to_file(vmstate_dump_file);
4868 return 0;
4869 }
9f9260a3 4870
2bb8c10c 4871 if (incoming) {
43eaae28
PB		 4872 Error *local_err = NULL;
4873 qemu_start_incoming_migration(incoming, &local_err);
4874 if (local_err) {
c29b77f9 4875 error_reportf_err(local_err, "-incoming %s: ", incoming);
43eaae28 4876 exit(1);
8ca5e801 4877 }
6b99dadc 4878 } else if (autostart) {
c0f4ce77 4879 vm_start();
6b99dadc 4880 }
ffd843bc 4881
eb505be1 4882 os_setup_post();
71e3ceb8 4883
8a7ddc38 4884 main_loop();
7615936e 4885 replay_disable_events();
dce8921b 4886 iothread_stop_all();
7615936e 4887
99435906 4888 pause_all_vcpus();
452589b6 4889 bdrv_close_all();
3d3b8303 4890 res_free();
b46a8906 4891
aa5cb7f5 4892 /* vhost-user must be cleaned up before chardevs. */
8caf911d 4893 net_cleanup();
a384c205 4894 audio_cleanup();
2ef45716 4895 monitor_cleanup();
aa5cb7f5 4896 qemu_chr_cleanup();
9d5139e5 4897 user_creatable_cleanup();
474628e8 4898 /* TODO: unref root container, check all devices are ok */
8caf911d 4899
0824d6fc
FB		 4900 return 0;
4901}
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