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24#include "qemu/osdep.h"
25#include "qemu/cutils.h"
26#include "qemu/help_option.h"
27
28#ifdef CONFIG_SECCOMP
29#include "sysemu/seccomp.h"
30#endif
31
32#if defined(CONFIG_VDE)
33#include <libvdeplug.h>
34#endif
35
36#ifdef CONFIG_SDL
37#if defined(__APPLE__) || defined(main)
38#include <SDL.h>
39int qemu_main(int argc, char **argv, char **envp);
40int main(int argc, char **argv)
41{
42 return qemu_main(argc, argv, NULL);
43}
44#undef main
45#define main qemu_main
46#endif
47#endif
48
49#ifdef CONFIG_COCOA
50#undef main
51#define main qemu_main
52#endif
53
54#include <glib.h>
55
56#include "qemu/error-report.h"
57#include "qemu/sockets.h"
58#include "hw/hw.h"
59#include "hw/boards.h"
60#include "sysemu/accel.h"
61#include "hw/usb.h"
62#include "hw/i386/pc.h"
63#include "hw/isa/isa.h"
64#include "hw/bt.h"
65#include "sysemu/watchdog.h"
66#include "hw/smbios/smbios.h"
67#include "hw/xen/xen.h"
68#include "hw/qdev.h"
69#include "hw/loader.h"
70#include "monitor/qdev.h"
71#include "sysemu/bt.h"
72#include "net/net.h"
73#include "net/slirp.h"
74#include "monitor/monitor.h"
75#include "ui/console.h"
76#include "ui/input.h"
77#include "sysemu/sysemu.h"
78#include "sysemu/numa.h"
79#include "exec/gdbstub.h"
80#include "qemu/timer.h"
81#include "sysemu/char.h"
82#include "qemu/bitmap.h"
83#include "sysemu/blockdev.h"
84#include "hw/block/block.h"
85#include "migration/block.h"
86#include "sysemu/tpm.h"
87#include "sysemu/dma.h"
88#include "audio/audio.h"
89#include "migration/migration.h"
90#include "sysemu/kvm.h"
91#include "qapi/qmp/qjson.h"
92#include "qemu/option.h"
93#include "qemu/config-file.h"
94#include "qemu-options.h"
95#include "qmp-commands.h"
96#include "qemu/main-loop.h"
97#ifdef CONFIG_VIRTFS
98#include "fsdev/qemu-fsdev.h"
99#endif
100#include "sysemu/qtest.h"
101
102#include "disas/disas.h"
103
104
105#include "slirp/libslirp.h"
106
107#include "trace.h"
108#include "trace/control.h"
109#include "qemu/queue.h"
110#include "sysemu/cpus.h"
111#include "sysemu/arch_init.h"
112
113#include "qemu/etrace.h"
114
115#include "ui/qemu-spice.h"
116#include "qapi/string-input-visitor.h"
117#include "qapi/opts-visitor.h"
118#include "qom/object_interfaces.h"
119#include "qapi-event.h"
120#include "exec/semihost.h"
121#include "crypto/init.h"
122#include "sysemu/replay.h"
123#include "qapi/qmp/qerror.h"
124
125#define MAX_VIRTIO_CONSOLES 1
126#define MAX_SCLP_CONSOLES 1
127
128static const char *data_dir[16];
129static int data_dir_idx;
130const char *bios_name = NULL;
131enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
132DisplayType display_type = DT_DEFAULT;
133int request_opengl = -1;
134int display_opengl;
135static int display_remote;
136const char* keyboard_layout = NULL;
137ram_addr_t ram_size;
138const char *mem_path = NULL;
139uint64_t global_sync_quantum = 0;
140const char *machine_path = NULL;
141int mem_prealloc = 0;
142bool enable_mlock = false;
143int nb_nics;
144NICInfo nd_table[MAX_NICS];
145int autostart;
146static int rtc_utc = 1;
147static int rtc_date_offset = -1;
148QEMUClockType rtc_clock;
149int vga_interface_type = VGA_NONE;
150static int full_screen = 0;
151static int no_frame = 0;
152int no_quit = 0;
153#ifdef CONFIG_GTK
154static bool grab_on_hover;
155#endif
156CharDriverState *serial_hds[MAX_SERIAL_PORTS];
157CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
158CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
159CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
160int win2k_install_hack = 0;
161int singlestep = 0;
162int smp_cpus = 1;
163int max_cpus = 0;
164int smp_cores = 1;
165int smp_threads = 1;
166int acpi_enabled = 1;
167int no_hpet = 0;
168int fd_bootchk = 1;
169static int no_reboot;
170int no_shutdown = 0;
171int cursor_hide = 1;
172int graphic_rotate = 0;
173const char *watchdog;
174QEMUOptionRom option_rom[MAX_OPTION_ROMS];
175int nb_option_roms;
176int old_param = 0;
177const char *qemu_name;
178int alt_grab = 0;
179int ctrl_grab = 0;
180unsigned int nb_prom_envs = 0;
181const char *prom_envs[MAX_PROM_ENVS];
182int boot_menu;
183bool boot_strict;
184uint8_t *boot_splash_filedata;
185size_t boot_splash_filedata_size;
186uint8_t qemu_extra_params_fw[2];
187
188int icount_align_option;
189
190
191
192
193uint8_t qemu_uuid[16];
194bool qemu_uuid_set;
195
196static NotifierList exit_notifiers =
197 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
198
199static NotifierList machine_init_done_notifiers =
200 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
201
202bool xen_allowed;
203uint32_t xen_domid;
204enum xen_mode xen_mode = XEN_EMULATE;
205
206static int has_defaults = 1;
207static int default_serial = 1;
208static int default_parallel = 1;
209static int default_virtcon = 1;
210static int default_sclp = 1;
211static int default_monitor = 1;
212static int default_floppy = 1;
213static int default_cdrom = 1;
214static int default_sdcard = 1;
215static int default_vga = 1;
216
217static struct {
218 const char *driver;
219 int *flag;
220} default_list[] = {
221 { .driver = "isa-serial", .flag = &default_serial },
222 { .driver = "isa-parallel", .flag = &default_parallel },
223 { .driver = "isa-fdc", .flag = &default_floppy },
224 { .driver = "ide-cd", .flag = &default_cdrom },
225 { .driver = "ide-hd", .flag = &default_cdrom },
226 { .driver = "ide-drive", .flag = &default_cdrom },
227 { .driver = "scsi-cd", .flag = &default_cdrom },
228 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
229 { .driver = "virtio-serial", .flag = &default_virtcon },
230 { .driver = "VGA", .flag = &default_vga },
231 { .driver = "isa-vga", .flag = &default_vga },
232 { .driver = "cirrus-vga", .flag = &default_vga },
233 { .driver = "isa-cirrus-vga", .flag = &default_vga },
234 { .driver = "vmware-svga", .flag = &default_vga },
235 { .driver = "qxl-vga", .flag = &default_vga },
236 { .driver = "virtio-vga", .flag = &default_vga },
237};
238
239static QemuOptsList qemu_rtc_opts = {
240 .name = "rtc",
241 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
242 .desc = {
243 {
244 .name = "base",
245 .type = QEMU_OPT_STRING,
246 },{
247 .name = "clock",
248 .type = QEMU_OPT_STRING,
249 },{
250 .name = "driftfix",
251 .type = QEMU_OPT_STRING,
252 },
253 { }
254 },
255};
256
257static QemuOptsList qemu_sandbox_opts = {
258 .name = "sandbox",
259 .implied_opt_name = "enable",
260 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
261 .desc = {
262 {
263 .name = "enable",
264 .type = QEMU_OPT_BOOL,
265 },
266 { }
267 },
268};
269
270static QemuOptsList qemu_trace_opts = {
271 .name = "trace",
272 .implied_opt_name = "enable",
273 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
274 .desc = {
275 {
276 .name = "enable",
277 .type = QEMU_OPT_STRING,
278 },
279 {
280 .name = "events",
281 .type = QEMU_OPT_STRING,
282 },{
283 .name = "file",
284 .type = QEMU_OPT_STRING,
285 },
286 { }
287 },
288};
289
290static QemuOptsList qemu_option_rom_opts = {
291 .name = "option-rom",
292 .implied_opt_name = "romfile",
293 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
294 .desc = {
295 {
296 .name = "bootindex",
297 .type = QEMU_OPT_NUMBER,
298 }, {
299 .name = "romfile",
300 .type = QEMU_OPT_STRING,
301 },
302 { }
303 },
304};
305
306static QemuOptsList qemu_machine_opts = {
307 .name = "machine",
308 .implied_opt_name = "type",
309 .merge_lists = true,
310 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
311 .desc = {
312
313
314
315
316
317 { }
318 },
319};
320
321static QemuOptsList qemu_boot_opts = {
322 .name = "boot-opts",
323 .implied_opt_name = "order",
324 .merge_lists = true,
325 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
326 .desc = {
327 {
328 .name = "order",
329 .type = QEMU_OPT_STRING,
330 }, {
331 .name = "once",
332 .type = QEMU_OPT_STRING,
333 }, {
334 .name = "menu",
335 .type = QEMU_OPT_BOOL,
336 }, {
337 .name = "splash",
338 .type = QEMU_OPT_STRING,
339 }, {
340 .name = "splash-time",
341 .type = QEMU_OPT_STRING,
342 }, {
343 .name = "reboot-timeout",
344 .type = QEMU_OPT_STRING,
345 }, {
346 .name = "strict",
347 .type = QEMU_OPT_BOOL,
348 }, {
349 .name = "mode",
350 .type = QEMU_OPT_NUMBER,
351 },
352 { }
353 },
354};
355
356static QemuOptsList qemu_add_fd_opts = {
357 .name = "add-fd",
358 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
359 .desc = {
360 {
361 .name = "fd",
362 .type = QEMU_OPT_NUMBER,
363 .help = "file descriptor of which a duplicate is added to fd set",
364 },{
365 .name = "set",
366 .type = QEMU_OPT_NUMBER,
367 .help = "ID of the fd set to add fd to",
368 },{
369 .name = "opaque",
370 .type = QEMU_OPT_STRING,
371 .help = "free-form string used to describe fd",
372 },
373 { }
374 },
375};
376
377static QemuOptsList qemu_object_opts = {
378 .name = "object",
379 .implied_opt_name = "qom-type",
380 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
381 .desc = {
382 { }
383 },
384};
385
386static QemuOptsList qemu_tpmdev_opts = {
387 .name = "tpmdev",
388 .implied_opt_name = "type",
389 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
390 .desc = {
391
392 { }
393 },
394};
395
396static QemuOptsList qemu_realtime_opts = {
397 .name = "realtime",
398 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
399 .desc = {
400 {
401 .name = "mlock",
402 .type = QEMU_OPT_BOOL,
403 },
404 { }
405 },
406};
407
408static QemuOptsList qemu_msg_opts = {
409 .name = "msg",
410 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
411 .desc = {
412 {
413 .name = "timestamp",
414 .type = QEMU_OPT_BOOL,
415 },
416 { }
417 },
418};
419
420static QemuOptsList qemu_name_opts = {
421 .name = "name",
422 .implied_opt_name = "guest",
423 .merge_lists = true,
424 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
425 .desc = {
426 {
427 .name = "guest",
428 .type = QEMU_OPT_STRING,
429 .help = "Sets the name of the guest.\n"
430 "This name will be displayed in the SDL window caption.\n"
431 "The name will also be used for the VNC server",
432 }, {
433 .name = "process",
434 .type = QEMU_OPT_STRING,
435 .help = "Sets the name of the QEMU process, as shown in top etc",
436 }, {
437 .name = "debug-threads",
438 .type = QEMU_OPT_BOOL,
439 .help = "When enabled, name the individual threads; defaults off.\n"
440 "NOTE: The thread names are for debugging and not a\n"
441 "stable API.",
442 },
443 { }
444 },
445};
446
447static QemuOptsList qemu_mem_opts = {
448 .name = "memory",
449 .implied_opt_name = "size",
450 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
451 .merge_lists = true,
452 .desc = {
453 {
454 .name = "size",
455 .type = QEMU_OPT_SIZE,
456 },
457 {
458 .name = "slots",
459 .type = QEMU_OPT_NUMBER,
460 },
461 {
462 .name = "maxmem",
463 .type = QEMU_OPT_SIZE,
464 },
465 { }
466 },
467};
468
469static QemuOptsList qemu_icount_opts = {
470 .name = "icount",
471 .implied_opt_name = "shift",
472 .merge_lists = true,
473 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
474 .desc = {
475 {
476 .name = "shift",
477 .type = QEMU_OPT_STRING,
478 }, {
479 .name = "align",
480 .type = QEMU_OPT_BOOL,
481 }, {
482 .name = "sleep",
483 .type = QEMU_OPT_BOOL,
484 }, {
485 .name = "rr",
486 .type = QEMU_OPT_STRING,
487 }, {
488 .name = "rrfile",
489 .type = QEMU_OPT_STRING,
490 },
491 { }
492 },
493};
494
495static QemuOptsList qemu_semihosting_config_opts = {
496 .name = "semihosting-config",
497 .implied_opt_name = "enable",
498 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
499 .desc = {
500 {
501 .name = "enable",
502 .type = QEMU_OPT_BOOL,
503 }, {
504 .name = "target",
505 .type = QEMU_OPT_STRING,
506 }, {
507 .name = "arg",
508 .type = QEMU_OPT_STRING,
509 },
510 { }
511 },
512};
513
514static QemuOptsList qemu_fw_cfg_opts = {
515 .name = "fw_cfg",
516 .implied_opt_name = "name",
517 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
518 .desc = {
519 {
520 .name = "name",
521 .type = QEMU_OPT_STRING,
522 .help = "Sets the fw_cfg name of the blob to be inserted",
523 }, {
524 .name = "file",
525 .type = QEMU_OPT_STRING,
526 .help = "Sets the name of the file from which\n"
527 "the fw_cfg blob will be loaded",
528 }, {
529 .name = "string",
530 .type = QEMU_OPT_STRING,
531 .help = "Sets content of the blob to be inserted from a string",
532 },
533 { }
534 },
535};
536
537
538
539
540
541
542QemuOpts *qemu_get_machine_opts(void)
543{
544 return qemu_find_opts_singleton("machine");
545}
546
547const char *qemu_get_vm_name(void)
548{
549 return qemu_name;
550}
551
552static void res_free(void)
553{
554 g_free(boot_splash_filedata);
555 boot_splash_filedata = NULL;
556}
557
558static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
559{
560 const char *driver = qemu_opt_get(opts, "driver");
561 int i;
562
563 if (!driver)
564 return 0;
565 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
566 if (strcmp(default_list[i].driver, driver) != 0)
567 continue;
568 *(default_list[i].flag) = 0;
569 }
570 return 0;
571}
572
573
574
575
576static RunState current_run_state = RUN_STATE_PRELAUNCH;
577
578
579static RunState vmstop_requested = RUN_STATE__MAX;
580static QemuMutex vmstop_lock;
581
582typedef struct {
583 RunState from;
584 RunState to;
585} RunStateTransition;
586
587static const RunStateTransition runstate_transitions_def[] = {
588
589 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
590 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
591 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
592
593 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
594 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
595 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
596 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
597 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
598 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
599 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
600 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
601 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
602 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
603 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
604
605 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
606 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
607 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
608
609 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
610 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
611 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
612
613 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
614 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
615 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
616
617 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
618 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
619 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
620
621 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
622 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
623 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
624
625 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
626 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
627 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
628
629 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
630 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
631
632 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
633 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
634 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
635 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
636 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
637 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
638 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
639 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
640 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
641 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
642
643 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
644
645 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
646 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
647 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
648
649 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
650 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
651 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
652 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
653 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
654
655 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
656 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
657 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
658
659 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
660 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
661 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
662
663 { RUN_STATE__MAX, RUN_STATE__MAX },
664};
665
666static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
667
668bool runstate_check(RunState state)
669{
670 return current_run_state == state;
671}
672
673bool runstate_store(char *str, size_t size)
674{
675 const char *state = RunState_lookup[current_run_state];
676 size_t len = strlen(state) + 1;
677
678 if (len > size) {
679 return false;
680 }
681 memcpy(str, state, len);
682 return true;
683}
684
685static void runstate_init(void)
686{
687 const RunStateTransition *p;
688
689 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
690 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
691 runstate_valid_transitions[p->from][p->to] = true;
692 }
693
694 qemu_mutex_init(&vmstop_lock);
695}
696
697
698void runstate_set(RunState new_state)
699{
700 assert(new_state < RUN_STATE__MAX);
701
702 if (!runstate_valid_transitions[current_run_state][new_state]) {
703 error_report("invalid runstate transition: '%s' -> '%s'",
704 RunState_lookup[current_run_state],
705 RunState_lookup[new_state]);
706 abort();
707 }
708 trace_runstate_set(new_state);
709 current_run_state = new_state;
710}
711
712int runstate_is_running(void)
713{
714 return runstate_check(RUN_STATE_RUNNING);
715}
716
717bool runstate_needs_reset(void)
718{
719 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
720 runstate_check(RUN_STATE_SHUTDOWN);
721}
722
723StatusInfo *qmp_query_status(Error **errp)
724{
725 StatusInfo *info = g_malloc0(sizeof(*info));
726
727 info->running = runstate_is_running();
728 info->singlestep = singlestep;
729 info->status = current_run_state;
730
731 return info;
732}
733
734static bool qemu_vmstop_requested(RunState *r)
735{
736 qemu_mutex_lock(&vmstop_lock);
737 *r = vmstop_requested;
738 vmstop_requested = RUN_STATE__MAX;
739 qemu_mutex_unlock(&vmstop_lock);
740 return *r < RUN_STATE__MAX;
741}
742
743void qemu_system_vmstop_request_prepare(void)
744{
745 qemu_mutex_lock(&vmstop_lock);
746}
747
748void qemu_system_vmstop_request(RunState state)
749{
750 vmstop_requested = state;
751 qemu_mutex_unlock(&vmstop_lock);
752 qemu_notify_event();
753}
754
755void vm_start(void)
756{
757 RunState requested;
758
759 qemu_vmstop_requested(&requested);
760 if (runstate_is_running() && requested == RUN_STATE__MAX) {
761 return;
762 }
763
764
765
766
767
768
769 if (runstate_is_running()) {
770 qapi_event_send_stop(&error_abort);
771 } else {
772 cpu_enable_ticks();
773 runstate_set(RUN_STATE_RUNNING);
774 vm_state_notify(1, RUN_STATE_RUNNING);
775 resume_all_vcpus();
776 }
777
778 qapi_event_send_resume(&error_abort);
779}
780
781
782
783
784
785static time_t qemu_time(void)
786{
787 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
788}
789
790
791
792void qemu_get_timedate(struct tm *tm, int offset)
793{
794 time_t ti = qemu_time();
795
796 ti += offset;
797 if (rtc_date_offset == -1) {
798 if (rtc_utc)
799 gmtime_r(&ti, tm);
800 else
801 localtime_r(&ti, tm);
802 } else {
803 ti -= rtc_date_offset;
804 gmtime_r(&ti, tm);
805 }
806}
807
808int qemu_timedate_diff(struct tm *tm)
809{
810 time_t seconds;
811
812 if (rtc_date_offset == -1)
813 if (rtc_utc)
814 seconds = mktimegm(tm);
815 else {
816 struct tm tmp = *tm;
817 tmp.tm_isdst = -1;
818 seconds = mktime(&tmp);
819 }
820 else
821 seconds = mktimegm(tm) + rtc_date_offset;
822
823 return seconds - qemu_time();
824}
825
826static void configure_rtc_date_offset(const char *startdate, int legacy)
827{
828 time_t rtc_start_date;
829 struct tm tm;
830
831 if (!strcmp(startdate, "now") && legacy) {
832 rtc_date_offset = -1;
833 } else {
834 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
835 &tm.tm_year,
836 &tm.tm_mon,
837 &tm.tm_mday,
838 &tm.tm_hour,
839 &tm.tm_min,
840 &tm.tm_sec) == 6) {
841
842 } else if (sscanf(startdate, "%d-%d-%d",
843 &tm.tm_year,
844 &tm.tm_mon,
845 &tm.tm_mday) == 3) {
846 tm.tm_hour = 0;
847 tm.tm_min = 0;
848 tm.tm_sec = 0;
849 } else {
850 goto date_fail;
851 }
852 tm.tm_year -= 1900;
853 tm.tm_mon--;
854 rtc_start_date = mktimegm(&tm);
855 if (rtc_start_date == -1) {
856 date_fail:
857 error_report("invalid date format");
858 error_printf("valid formats: "
859 "'2006-06-17T16:01:21' or '2006-06-17'\n");
860 exit(1);
861 }
862 rtc_date_offset = qemu_time() - rtc_start_date;
863 }
864}
865
866static void configure_rtc(QemuOpts *opts)
867{
868 const char *value;
869
870 value = qemu_opt_get(opts, "base");
871 if (value) {
872 if (!strcmp(value, "utc")) {
873 rtc_utc = 1;
874 } else if (!strcmp(value, "localtime")) {
875 Error *blocker = NULL;
876 rtc_utc = 0;
877 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
878 "-rtc base=localtime");
879 replay_add_blocker(blocker);
880 } else {
881 configure_rtc_date_offset(value, 0);
882 }
883 }
884 value = qemu_opt_get(opts, "clock");
885 if (value) {
886 if (!strcmp(value, "host")) {
887 rtc_clock = QEMU_CLOCK_HOST;
888 } else if (!strcmp(value, "rt")) {
889 rtc_clock = QEMU_CLOCK_REALTIME;
890 } else if (!strcmp(value, "vm")) {
891 rtc_clock = QEMU_CLOCK_VIRTUAL;
892 } else {
893 error_report("invalid option value '%s'", value);
894 exit(1);
895 }
896 }
897 value = qemu_opt_get(opts, "driftfix");
898 if (value) {
899 if (!strcmp(value, "slew")) {
900 static GlobalProperty slew_lost_ticks[] = {
901 {
902 .driver = "mc146818rtc",
903 .property = "lost_tick_policy",
904 .value = "slew",
905 },
906 { }
907 };
908
909 qdev_prop_register_global_list(slew_lost_ticks);
910 } else if (!strcmp(value, "none")) {
911
912 } else {
913 error_report("invalid option value '%s'", value);
914 exit(1);
915 }
916 }
917}
918
919
920
921static int nb_hcis;
922static int cur_hci;
923static struct HCIInfo *hci_table[MAX_NICS];
924
925struct HCIInfo *qemu_next_hci(void)
926{
927 if (cur_hci == nb_hcis)
928 return &null_hci;
929
930 return hci_table[cur_hci++];
931}
932
933static int bt_hci_parse(const char *str)
934{
935 struct HCIInfo *hci;
936 bdaddr_t bdaddr;
937
938 if (nb_hcis >= MAX_NICS) {
939 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
940 return -1;
941 }
942
943 hci = hci_init(str);
944 if (!hci)
945 return -1;
946
947 bdaddr.b[0] = 0x52;
948 bdaddr.b[1] = 0x54;
949 bdaddr.b[2] = 0x00;
950 bdaddr.b[3] = 0x12;
951 bdaddr.b[4] = 0x34;
952 bdaddr.b[5] = 0x56 + nb_hcis;
953 hci->bdaddr_set(hci, bdaddr.b);
954
955 hci_table[nb_hcis++] = hci;
956
957 return 0;
958}
959
960static void bt_vhci_add(int vlan_id)
961{
962 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
963
964 if (!vlan->slave)
965 error_report("warning: adding a VHCI to an empty scatternet %i",
966 vlan_id);
967
968 bt_vhci_init(bt_new_hci(vlan));
969}
970
971static struct bt_device_s *bt_device_add(const char *opt)
972{
973 struct bt_scatternet_s *vlan;
974 int vlan_id = 0;
975 char *endp = strstr(opt, ",vlan=");
976 int len = (endp ? endp - opt : strlen(opt)) + 1;
977 char devname[10];
978
979 pstrcpy(devname, MIN(sizeof(devname), len), opt);
980
981 if (endp) {
982 vlan_id = strtol(endp + 6, &endp, 0);
983 if (*endp) {
984 error_report("unrecognised bluetooth vlan Id");
985 return 0;
986 }
987 }
988
989 vlan = qemu_find_bt_vlan(vlan_id);
990
991 if (!vlan->slave)
992 error_report("warning: adding a slave device to an empty scatternet %i",
993 vlan_id);
994
995 if (!strcmp(devname, "keyboard"))
996 return bt_keyboard_init(vlan);
997
998 error_report("unsupported bluetooth device '%s'", devname);
999 return 0;
1000}
1001
1002static int bt_parse(const char *opt)
1003{
1004 const char *endp, *p;
1005 int vlan;
1006
1007 if (strstart(opt, "hci", &endp)) {
1008 if (!*endp || *endp == ',') {
1009 if (*endp)
1010 if (!strstart(endp, ",vlan=", 0))
1011 opt = endp + 1;
1012
1013 return bt_hci_parse(opt);
1014 }
1015 } else if (strstart(opt, "vhci", &endp)) {
1016 if (!*endp || *endp == ',') {
1017 if (*endp) {
1018 if (strstart(endp, ",vlan=", &p)) {
1019 vlan = strtol(p, (char **) &endp, 0);
1020 if (*endp) {
1021 error_report("bad scatternet '%s'", p);
1022 return 1;
1023 }
1024 } else {
1025 error_report("bad parameter '%s'", endp + 1);
1026 return 1;
1027 }
1028 } else
1029 vlan = 0;
1030
1031 bt_vhci_add(vlan);
1032 return 0;
1033 }
1034 } else if (strstart(opt, "device:", &endp))
1035 return !bt_device_add(endp);
1036
1037 error_report("bad bluetooth parameter '%s'", opt);
1038 return 1;
1039}
1040
1041static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp)
1042{
1043
1044 if (qemu_opt_get_bool(opts, "enable", false)) {
1045#ifdef CONFIG_SECCOMP
1046 if (seccomp_start() < 0) {
1047 error_report("failed to install seccomp syscall filter "
1048 "in the kernel");
1049 return -1;
1050 }
1051#else
1052 error_report("seccomp support is disabled");
1053 return -1;
1054#endif
1055 }
1056
1057 return 0;
1058}
1059
1060static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
1061{
1062 const char *proc_name;
1063
1064 if (qemu_opt_get(opts, "debug-threads")) {
1065 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1066 }
1067 qemu_name = qemu_opt_get(opts, "guest");
1068
1069 proc_name = qemu_opt_get(opts, "process");
1070 if (proc_name) {
1071 os_set_proc_name(proc_name);
1072 }
1073
1074 return 0;
1075}
1076
1077bool defaults_enabled(void)
1078{
1079 return has_defaults;
1080}
1081
1082bool usb_enabled(void)
1083{
1084 return machine_usb(current_machine);
1085}
1086
1087#ifndef _WIN32
1088static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
1089{
1090 int fd, dupfd, flags;
1091 int64_t fdset_id;
1092 const char *fd_opaque = NULL;
1093 AddfdInfo *fdinfo;
1094
1095 fd = qemu_opt_get_number(opts, "fd", -1);
1096 fdset_id = qemu_opt_get_number(opts, "set", -1);
1097 fd_opaque = qemu_opt_get(opts, "opaque");
1098
1099 if (fd < 0) {
1100 error_report("fd option is required and must be non-negative");
1101 return -1;
1102 }
1103
1104 if (fd <= STDERR_FILENO) {
1105 error_report("fd cannot be a standard I/O stream");
1106 return -1;
1107 }
1108
1109
1110
1111
1112
1113 flags = fcntl(fd, F_GETFD);
1114 if (flags == -1 || (flags & FD_CLOEXEC)) {
1115 error_report("fd is not valid or already in use");
1116 return -1;
1117 }
1118
1119 if (fdset_id < 0) {
1120 error_report("set option is required and must be non-negative");
1121 return -1;
1122 }
1123
1124#ifdef F_DUPFD_CLOEXEC
1125 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1126#else
1127 dupfd = dup(fd);
1128 if (dupfd != -1) {
1129 qemu_set_cloexec(dupfd);
1130 }
1131#endif
1132 if (dupfd == -1) {
1133 error_report("error duplicating fd: %s", strerror(errno));
1134 return -1;
1135 }
1136
1137
1138 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1139 &error_abort);
1140 g_free(fdinfo);
1141
1142 return 0;
1143}
1144
1145static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
1146{
1147 int fd;
1148
1149 fd = qemu_opt_get_number(opts, "fd", -1);
1150 close(fd);
1151
1152 return 0;
1153}
1154#endif
1155
1156
1157
1158
1159#define HD_OPTS "media=disk"
1160#define CDROM_OPTS "media=cdrom"
1161#define FD_OPTS ""
1162#define PFLASH_OPTS ""
1163#define MTD_OPTS ""
1164#define SD_OPTS ""
1165
1166static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
1167{
1168 BlockInterfaceType *block_default_type = opaque;
1169
1170 return drive_new(opts, *block_default_type) == NULL;
1171}
1172
1173static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
1174{
1175 if (qemu_opt_get(opts, "snapshot") == NULL) {
1176 qemu_opt_set(opts, "snapshot", "on", &error_abort);
1177 }
1178 return 0;
1179}
1180
1181static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1182 int index, const char *optstr)
1183{
1184 QemuOpts *opts;
1185 DriveInfo *dinfo;
1186
1187 if (!enable || drive_get_by_index(type, index)) {
1188 return;
1189 }
1190
1191 opts = drive_add(type, index, NULL, optstr);
1192 if (snapshot) {
1193 drive_enable_snapshot(NULL, opts, NULL);
1194 }
1195
1196 dinfo = drive_new(opts, type);
1197 if (!dinfo) {
1198 exit(1);
1199 }
1200 dinfo->is_default = true;
1201
1202}
1203
1204static QemuOptsList qemu_smp_opts = {
1205 .name = "smp-opts",
1206 .implied_opt_name = "cpus",
1207 .merge_lists = true,
1208 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1209 .desc = {
1210 {
1211 .name = "cpus",
1212 .type = QEMU_OPT_NUMBER,
1213 }, {
1214 .name = "sockets",
1215 .type = QEMU_OPT_NUMBER,
1216 }, {
1217 .name = "cores",
1218 .type = QEMU_OPT_NUMBER,
1219 }, {
1220 .name = "threads",
1221 .type = QEMU_OPT_NUMBER,
1222 }, {
1223 .name = "maxcpus",
1224 .type = QEMU_OPT_NUMBER,
1225 },
1226 { }
1227 },
1228};
1229
1230static void smp_parse(QemuOpts *opts)
1231{
1232 if (opts) {
1233
1234 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1235 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1236 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1237 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1238
1239
1240 if (cpus == 0 || sockets == 0) {
1241 sockets = sockets > 0 ? sockets : 1;
1242 cores = cores > 0 ? cores : 1;
1243 threads = threads > 0 ? threads : 1;
1244 if (cpus == 0) {
1245 cpus = cores * threads * sockets;
1246 }
1247 } else if (cores == 0) {
1248 threads = threads > 0 ? threads : 1;
1249 cores = cpus / (sockets * threads);
1250 } else if (threads == 0) {
1251 threads = cpus / (cores * sockets);
1252 } else if (sockets * cores * threads < cpus) {
1253 error_report("cpu topology: "
1254 "sockets (%u) * cores (%u) * threads (%u) < "
1255 "smp_cpus (%u)",
1256 sockets, cores, threads, cpus);
1257 exit(1);
1258 }
1259
1260 max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
1261 if (sockets * cores * threads > max_cpus) {
1262 error_report("cpu topology: "
1263 "sockets (%u) * cores (%u) * threads (%u) > "
1264 "maxcpus (%u)",
1265 sockets, cores, threads, max_cpus);
1266 exit(1);
1267 }
1268
1269 smp_cpus = cpus;
1270 smp_cores = cores > 0 ? cores : 1;
1271 smp_threads = threads > 0 ? threads : 1;
1272
1273 }
1274
1275 if (max_cpus == 0) {
1276 max_cpus = smp_cpus;
1277 }
1278
1279 if (max_cpus > MAX_CPUMASK_BITS) {
1280 error_report("unsupported number of maxcpus");
1281 exit(1);
1282 }
1283 if (max_cpus < smp_cpus) {
1284 error_report("maxcpus must be equal to or greater than smp");
1285 exit(1);
1286 }
1287
1288 if (smp_cpus > 1 || smp_cores > 1 || smp_threads > 1) {
1289 Error *blocker = NULL;
1290 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp");
1291 replay_add_blocker(blocker);
1292 }
1293}
1294
1295static void realtime_init(void)
1296{
1297 if (enable_mlock) {
1298 if (os_mlock() < 0) {
1299 error_report("locking memory failed");
1300 exit(1);
1301 }
1302 }
1303}
1304
1305
1306static void configure_msg(QemuOpts *opts)
1307{
1308 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1309}
1310
1311
1312
1313
1314typedef struct SemihostingConfig {
1315 bool enabled;
1316 SemihostingTarget target;
1317 const char **argv;
1318 int argc;
1319 const char *cmdline;
1320} SemihostingConfig;
1321
1322static SemihostingConfig semihosting;
1323
1324bool semihosting_enabled(void)
1325{
1326 return semihosting.enabled;
1327}
1328
1329SemihostingTarget semihosting_get_target(void)
1330{
1331 return semihosting.target;
1332}
1333
1334const char *semihosting_get_arg(int i)
1335{
1336 if (i >= semihosting.argc) {
1337 return NULL;
1338 }
1339 return semihosting.argv[i];
1340}
1341
1342int semihosting_get_argc(void)
1343{
1344 return semihosting.argc;
1345}
1346
1347const char *semihosting_get_cmdline(void)
1348{
1349 if (semihosting.cmdline == NULL && semihosting.argc > 0) {
1350 semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
1351 }
1352 return semihosting.cmdline;
1353}
1354
1355static int add_semihosting_arg(void *opaque,
1356 const char *name, const char *val,
1357 Error **errp)
1358{
1359 SemihostingConfig *s = opaque;
1360 if (strcmp(name, "arg") == 0) {
1361 s->argc++;
1362
1363 s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
1364 s->argv[s->argc - 1] = val;
1365 s->argv[s->argc] = NULL;
1366 }
1367 return 0;
1368}
1369
1370
1371static inline void semihosting_arg_fallback(const char *file, const char *cmd)
1372{
1373 char *cmd_token;
1374
1375
1376 add_semihosting_arg(&semihosting, "arg", file, NULL);
1377
1378
1379 cmd_token = strtok(g_strdup(cmd), " ");
1380 while (cmd_token) {
1381 add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
1382 cmd_token = strtok(NULL, " ");
1383 }
1384}
1385
1386
1387bool has_igd_gfx_passthru;
1388static void igd_gfx_passthru(void)
1389{
1390 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1391}
1392
1393
1394
1395
1396static int usb_device_add(const char *devname)
1397{
1398 USBDevice *dev = NULL;
1399#ifndef CONFIG_LINUX
1400 const char *p;
1401#endif
1402
1403 if (!usb_enabled()) {
1404 return -1;
1405 }
1406
1407
1408 dev = usbdevice_create(devname);
1409 if (dev)
1410 goto done;
1411
1412
1413#ifndef CONFIG_LINUX
1414
1415 if (strstart(devname, "host:", &p)) {
1416 dev = usb_host_device_open(usb_bus_find(-1), p);
1417 }
1418#endif
1419 if (!dev)
1420 return -1;
1421
1422done:
1423 return 0;
1424}
1425
1426static int usb_device_del(const char *devname)
1427{
1428 int bus_num, addr;
1429 const char *p;
1430
1431 if (strstart(devname, "host:", &p)) {
1432 return -1;
1433 }
1434
1435 if (!usb_enabled()) {
1436 return -1;
1437 }
1438
1439 p = strchr(devname, '.');
1440 if (!p)
1441 return -1;
1442 bus_num = strtoul(devname, NULL, 0);
1443 addr = strtoul(p + 1, NULL, 0);
1444
1445 return usb_device_delete_addr(bus_num, addr);
1446}
1447
1448static int usb_parse(const char *cmdline)
1449{
1450 int r;
1451 r = usb_device_add(cmdline);
1452 if (r < 0) {
1453 error_report("could not add USB device '%s'", cmdline);
1454 }
1455 return r;
1456}
1457
1458void hmp_usb_add(Monitor *mon, const QDict *qdict)
1459{
1460 const char *devname = qdict_get_str(qdict, "devname");
1461 if (usb_device_add(devname) < 0) {
1462 error_report("could not add USB device '%s'", devname);
1463 }
1464}
1465
1466void hmp_usb_del(Monitor *mon, const QDict *qdict)
1467{
1468 const char *devname = qdict_get_str(qdict, "devname");
1469 if (usb_device_del(devname) < 0) {
1470 error_report("could not delete USB device '%s'", devname);
1471 }
1472}
1473
1474
1475
1476
1477MachineState *current_machine;
1478
1479static MachineClass *find_machine(const char *name)
1480{
1481 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1482 MachineClass *mc = NULL;
1483
1484 for (el = machines; el; el = el->next) {
1485 MachineClass *temp = el->data;
1486
1487 if (!strcmp(temp->name, name)) {
1488 mc = temp;
1489 break;
1490 }
1491 if (temp->alias &&
1492 !strcmp(temp->alias, name)) {
1493 mc = temp;
1494 break;
1495 }
1496 }
1497
1498 g_slist_free(machines);
1499 return mc;
1500}
1501
1502MachineClass *find_default_machine(void)
1503{
1504 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1505 MachineClass *mc = NULL;
1506
1507 for (el = machines; el; el = el->next) {
1508 MachineClass *temp = el->data;
1509
1510 if (temp->is_default) {
1511 mc = temp;
1512 break;
1513 }
1514 }
1515
1516 g_slist_free(machines);
1517 return mc;
1518}
1519
1520MachineInfoList *qmp_query_machines(Error **errp)
1521{
1522 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1523 MachineInfoList *mach_list = NULL;
1524
1525 for (el = machines; el; el = el->next) {
1526 MachineClass *mc = el->data;
1527 MachineInfoList *entry;
1528 MachineInfo *info;
1529
1530 info = g_malloc0(sizeof(*info));
1531 if (mc->is_default) {
1532 info->has_is_default = true;
1533 info->is_default = true;
1534 }
1535
1536 if (mc->alias) {
1537 info->has_alias = true;
1538 info->alias = g_strdup(mc->alias);
1539 }
1540
1541 info->name = g_strdup(mc->name);
1542 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1543
1544 entry = g_malloc0(sizeof(*entry));
1545 entry->value = info;
1546 entry->next = mach_list;
1547 mach_list = entry;
1548 }
1549
1550 g_slist_free(machines);
1551 return mach_list;
1552}
1553
1554static int machine_help_func(QemuOpts *opts, MachineState *machine)
1555{
1556 ObjectProperty *prop;
1557 ObjectPropertyIterator iter;
1558
1559 if (!qemu_opt_has_help_opt(opts)) {
1560 return 0;
1561 }
1562
1563 object_property_iter_init(&iter, OBJECT(machine));
1564 while ((prop = object_property_iter_next(&iter))) {
1565 if (!prop->set) {
1566 continue;
1567 }
1568
1569 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1570 prop->name, prop->type);
1571 if (prop->description) {
1572 error_printf(" (%s)\n", prop->description);
1573 } else {
1574 error_printf("\n");
1575 }
1576 }
1577
1578 return 1;
1579}
1580
1581
1582
1583
1584struct vm_change_state_entry {
1585 VMChangeStateHandler *cb;
1586 void *opaque;
1587 QLIST_ENTRY (vm_change_state_entry) entries;
1588};
1589
1590static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1591
1592VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1593 void *opaque)
1594{
1595 VMChangeStateEntry *e;
1596
1597 e = g_malloc0(sizeof (*e));
1598
1599 e->cb = cb;
1600 e->opaque = opaque;
1601 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1602 return e;
1603}
1604
1605void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1606{
1607 QLIST_REMOVE (e, entries);
1608 g_free (e);
1609}
1610
1611void vm_state_notify(int running, RunState state)
1612{
1613 VMChangeStateEntry *e, *next;
1614
1615 trace_vm_state_notify(running, state);
1616
1617 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1618 e->cb(e->opaque, running, state);
1619 }
1620}
1621
1622
1623
1624typedef struct QEMUResetEntry {
1625 QTAILQ_ENTRY(QEMUResetEntry) entry;
1626 QEMUResetHandler *func;
1627 void *opaque;
1628} QEMUResetEntry;
1629
1630static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1631 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1632static int reset_requested;
1633static int shutdown_requested, shutdown_signal = -1;
1634static pid_t shutdown_pid;
1635static int powerdown_requested;
1636static int debug_requested;
1637static int suspend_requested;
1638static WakeupReason wakeup_reason;
1639static NotifierList powerdown_notifiers =
1640 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1641static NotifierList suspend_notifiers =
1642 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1643static NotifierList wakeup_notifiers =
1644 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1645static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1646
1647int qemu_shutdown_requested_get(void)
1648{
1649 return shutdown_requested;
1650}
1651
1652int qemu_reset_requested_get(void)
1653{
1654 return reset_requested;
1655}
1656
1657static int qemu_shutdown_requested(void)
1658{
1659 return atomic_xchg(&shutdown_requested, 0);
1660}
1661
1662static void qemu_kill_report(void)
1663{
1664 if (!qtest_driver() && shutdown_signal != -1) {
1665 if (shutdown_pid == 0) {
1666
1667
1668
1669 error_report("terminating on signal %d", shutdown_signal);
1670 } else {
1671 error_report("terminating on signal %d from pid " FMT_pid,
1672 shutdown_signal, shutdown_pid);
1673 }
1674 shutdown_signal = -1;
1675 }
1676}
1677
1678static int qemu_reset_requested(void)
1679{
1680 int r = reset_requested;
1681 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
1682 reset_requested = 0;
1683 return r;
1684 }
1685 return false;
1686}
1687
1688static int qemu_suspend_requested(void)
1689{
1690 int r = suspend_requested;
1691 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1692 suspend_requested = 0;
1693 return r;
1694 }
1695 return false;
1696}
1697
1698static WakeupReason qemu_wakeup_requested(void)
1699{
1700 return wakeup_reason;
1701}
1702
1703static int qemu_powerdown_requested(void)
1704{
1705 int r = powerdown_requested;
1706 powerdown_requested = 0;
1707 return r;
1708}
1709
1710static int qemu_debug_requested(void)
1711{
1712 int r = debug_requested;
1713 debug_requested = 0;
1714 return r;
1715}
1716
1717void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1718{
1719 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1720
1721 re->func = func;
1722 re->opaque = opaque;
1723 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1724}
1725
1726void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1727{
1728 QEMUResetEntry *re;
1729
1730 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1731 if (re->func == func && re->opaque == opaque) {
1732 QTAILQ_REMOVE(&reset_handlers, re, entry);
1733 g_free(re);
1734 return;
1735 }
1736 }
1737}
1738
1739void qemu_devices_reset(void)
1740{
1741 QEMUResetEntry *re, *nre;
1742
1743
1744 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1745 if (re->func) {
1746 re->func(re->opaque);
1747 }
1748 }
1749}
1750
1751void qemu_system_reset(bool report)
1752{
1753 MachineClass *mc;
1754
1755 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1756
1757 cpu_synchronize_all_states();
1758
1759 if (mc && mc->reset) {
1760 mc->reset();
1761 } else {
1762 qemu_devices_reset();
1763 }
1764 if (report) {
1765 qapi_event_send_reset(&error_abort);
1766 }
1767 cpu_synchronize_all_post_reset();
1768}
1769
1770void qemu_system_guest_panicked(void)
1771{
1772 if (current_cpu) {
1773 current_cpu->crash_occurred = true;
1774 }
1775 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort);
1776 vm_stop(RUN_STATE_GUEST_PANICKED);
1777}
1778
1779void qemu_system_reset_request(void)
1780{
1781 if (no_reboot) {
1782 shutdown_requested = 1;
1783 } else {
1784 reset_requested = 1;
1785 }
1786 cpu_stop_current();
1787 qemu_notify_event();
1788}
1789
1790static void qemu_system_suspend(void)
1791{
1792 pause_all_vcpus();
1793 notifier_list_notify(&suspend_notifiers, NULL);
1794 runstate_set(RUN_STATE_SUSPENDED);
1795 qapi_event_send_suspend(&error_abort);
1796}
1797
1798void qemu_system_suspend_request(void)
1799{
1800 if (runstate_check(RUN_STATE_SUSPENDED)) {
1801 return;
1802 }
1803 suspend_requested = 1;
1804 cpu_stop_current();
1805 qemu_notify_event();
1806}
1807
1808void qemu_register_suspend_notifier(Notifier *notifier)
1809{
1810 notifier_list_add(&suspend_notifiers, notifier);
1811}
1812
1813void qemu_system_wakeup_request(WakeupReason reason)
1814{
1815 trace_system_wakeup_request(reason);
1816
1817 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1818 return;
1819 }
1820 if (!(wakeup_reason_mask & (1 << reason))) {
1821 return;
1822 }
1823 runstate_set(RUN_STATE_RUNNING);
1824 wakeup_reason = reason;
1825 qemu_notify_event();
1826}
1827
1828void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1829{
1830 if (enabled) {
1831 wakeup_reason_mask |= (1 << reason);
1832 } else {
1833 wakeup_reason_mask &= ~(1 << reason);
1834 }
1835}
1836
1837void qemu_register_wakeup_notifier(Notifier *notifier)
1838{
1839 notifier_list_add(&wakeup_notifiers, notifier);
1840}
1841
1842void qemu_system_killed(int signal, pid_t pid)
1843{
1844 shutdown_signal = signal;
1845 shutdown_pid = pid;
1846 no_shutdown = 0;
1847
1848
1849
1850
1851 shutdown_requested = 1;
1852 qemu_notify_event();
1853}
1854
1855void qemu_system_shutdown_request(void)
1856{
1857 trace_qemu_system_shutdown_request();
1858 replay_shutdown_request();
1859 shutdown_requested = 1;
1860 qemu_notify_event();
1861}
1862
1863static void qemu_system_powerdown(void)
1864{
1865 qapi_event_send_powerdown(&error_abort);
1866 notifier_list_notify(&powerdown_notifiers, NULL);
1867}
1868
1869void qemu_system_powerdown_request(void)
1870{
1871 trace_qemu_system_powerdown_request();
1872 powerdown_requested = 1;
1873 qemu_notify_event();
1874}
1875
1876void qemu_register_powerdown_notifier(Notifier *notifier)
1877{
1878 notifier_list_add(&powerdown_notifiers, notifier);
1879}
1880
1881void qemu_system_debug_request(void)
1882{
1883 debug_requested = 1;
1884 qemu_notify_event();
1885}
1886
1887static bool main_loop_should_exit(void)
1888{
1889 RunState r;
1890 if (qemu_debug_requested()) {
1891 vm_stop(RUN_STATE_DEBUG);
1892 }
1893 if (qemu_suspend_requested()) {
1894 qemu_system_suspend();
1895 }
1896 if (qemu_shutdown_requested()) {
1897 qemu_kill_report();
1898 qapi_event_send_shutdown(&error_abort);
1899 if (no_shutdown) {
1900 vm_stop(RUN_STATE_SHUTDOWN);
1901 } else {
1902 return true;
1903 }
1904 }
1905 if (qemu_reset_requested()) {
1906 pause_all_vcpus();
1907 qemu_system_reset(VMRESET_REPORT);
1908 resume_all_vcpus();
1909 if (!runstate_check(RUN_STATE_RUNNING) &&
1910 !runstate_check(RUN_STATE_INMIGRATE)) {
1911 runstate_set(RUN_STATE_PRELAUNCH);
1912 }
1913 }
1914 if (qemu_wakeup_requested()) {
1915 pause_all_vcpus();
1916 qemu_system_reset(VMRESET_SILENT);
1917 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1918 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1919 resume_all_vcpus();
1920 qapi_event_send_wakeup(&error_abort);
1921 }
1922 if (qemu_powerdown_requested()) {
1923 qemu_system_powerdown();
1924 }
1925 if (qemu_vmstop_requested(&r)) {
1926 vm_stop(r);
1927 }
1928 return false;
1929}
1930
1931static void main_loop(void)
1932{
1933 bool nonblocking;
1934 int last_io = 0;
1935#ifdef CONFIG_PROFILER
1936 int64_t ti;
1937#endif
1938 do {
1939 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1940#ifdef CONFIG_PROFILER
1941 ti = profile_getclock();
1942#endif
1943 last_io = main_loop_wait(nonblocking);
1944#ifdef CONFIG_PROFILER
1945 dev_time += profile_getclock() - ti;
1946#endif
1947 } while (!main_loop_should_exit());
1948}
1949
1950static void version(void)
1951{
1952 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1953}
1954
1955static void help(int exitcode)
1956{
1957 version();
1958 printf("usage: %s [options] [disk_image]\n\n"
1959 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1960 error_get_progname());
1961
1962#define QEMU_OPTIONS_GENERATE_HELP
1963#include "qemu-options-wrapper.h"
1964
1965 printf("\nDuring emulation, the following keys are useful:\n"
1966 "ctrl-alt-f toggle full screen\n"
1967 "ctrl-alt-n switch to virtual console 'n'\n"
1968 "ctrl-alt toggle mouse and keyboard grab\n"
1969 "\n"
1970 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1971
1972 exit(exitcode);
1973}
1974
1975#define HAS_ARG 0x0001
1976
1977typedef struct QEMUOption {
1978 const char *name;
1979 int flags;
1980 int index;
1981 uint32_t arch_mask;
1982} QEMUOption;
1983
1984static const QEMUOption qemu_options[] = {
1985 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1986#define QEMU_OPTIONS_GENERATE_OPTIONS
1987#include "qemu-options-wrapper.h"
1988 { NULL },
1989};
1990
1991static bool vga_available(void)
1992{
1993 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1994}
1995
1996static bool cirrus_vga_available(void)
1997{
1998 return object_class_by_name("cirrus-vga")
1999 || object_class_by_name("isa-cirrus-vga");
2000}
2001
2002static bool vmware_vga_available(void)
2003{
2004 return object_class_by_name("vmware-svga");
2005}
2006
2007static bool qxl_vga_available(void)
2008{
2009 return object_class_by_name("qxl-vga");
2010}
2011
2012static bool tcx_vga_available(void)
2013{
2014 return object_class_by_name("SUNW,tcx");
2015}
2016
2017static bool cg3_vga_available(void)
2018{
2019 return object_class_by_name("cgthree");
2020}
2021
2022static bool virtio_vga_available(void)
2023{
2024 return object_class_by_name("virtio-vga");
2025}
2026
2027static void select_vgahw (const char *p)
2028{
2029 const char *opts;
2030
2031 assert(vga_interface_type == VGA_NONE);
2032 if (strstart(p, "std", &opts)) {
2033 if (vga_available()) {
2034 vga_interface_type = VGA_STD;
2035 } else {
2036 error_report("standard VGA not available");
2037 exit(0);
2038 }
2039 } else if (strstart(p, "cirrus", &opts)) {
2040 if (cirrus_vga_available()) {
2041 vga_interface_type = VGA_CIRRUS;
2042 } else {
2043 error_report("Cirrus VGA not available");
2044 exit(0);
2045 }
2046 } else if (strstart(p, "vmware", &opts)) {
2047 if (vmware_vga_available()) {
2048 vga_interface_type = VGA_VMWARE;
2049 } else {
2050 error_report("VMWare SVGA not available");
2051 exit(0);
2052 }
2053 } else if (strstart(p, "virtio", &opts)) {
2054 if (virtio_vga_available()) {
2055 vga_interface_type = VGA_VIRTIO;
2056 } else {
2057 error_report("Virtio VGA not available");
2058 exit(0);
2059 }
2060 } else if (strstart(p, "xenfb", &opts)) {
2061 vga_interface_type = VGA_XENFB;
2062 } else if (strstart(p, "qxl", &opts)) {
2063 if (qxl_vga_available()) {
2064 vga_interface_type = VGA_QXL;
2065 } else {
2066 error_report("QXL VGA not available");
2067 exit(0);
2068 }
2069 } else if (strstart(p, "tcx", &opts)) {
2070 if (tcx_vga_available()) {
2071 vga_interface_type = VGA_TCX;
2072 } else {
2073 error_report("TCX framebuffer not available");
2074 exit(0);
2075 }
2076 } else if (strstart(p, "cg3", &opts)) {
2077 if (cg3_vga_available()) {
2078 vga_interface_type = VGA_CG3;
2079 } else {
2080 error_report("CG3 framebuffer not available");
2081 exit(0);
2082 }
2083 } else if (!strstart(p, "none", &opts)) {
2084 invalid_vga:
2085 error_report("unknown vga type: %s", p);
2086 exit(1);
2087 }
2088 while (*opts) {
2089 const char *nextopt;
2090
2091 if (strstart(opts, ",retrace=", &nextopt)) {
2092 opts = nextopt;
2093 if (strstart(opts, "dumb", &nextopt))
2094 vga_retrace_method = VGA_RETRACE_DUMB;
2095 else if (strstart(opts, "precise", &nextopt))
2096 vga_retrace_method = VGA_RETRACE_PRECISE;
2097 else goto invalid_vga;
2098 } else goto invalid_vga;
2099 opts = nextopt;
2100 }
2101}
2102
2103static DisplayType select_display(const char *p)
2104{
2105 const char *opts;
2106 DisplayType display = DT_DEFAULT;
2107
2108 if (strstart(p, "sdl", &opts)) {
2109#ifdef CONFIG_SDL
2110 display = DT_SDL;
2111 while (*opts) {
2112 const char *nextopt;
2113
2114 if (strstart(opts, ",frame=", &nextopt)) {
2115 opts = nextopt;
2116 if (strstart(opts, "on", &nextopt)) {
2117 no_frame = 0;
2118 } else if (strstart(opts, "off", &nextopt)) {
2119 no_frame = 1;
2120 } else {
2121 goto invalid_sdl_args;
2122 }
2123 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2124 opts = nextopt;
2125 if (strstart(opts, "on", &nextopt)) {
2126 alt_grab = 1;
2127 } else if (strstart(opts, "off", &nextopt)) {
2128 alt_grab = 0;
2129 } else {
2130 goto invalid_sdl_args;
2131 }
2132 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2133 opts = nextopt;
2134 if (strstart(opts, "on", &nextopt)) {
2135 ctrl_grab = 1;
2136 } else if (strstart(opts, "off", &nextopt)) {
2137 ctrl_grab = 0;
2138 } else {
2139 goto invalid_sdl_args;
2140 }
2141 } else if (strstart(opts, ",window_close=", &nextopt)) {
2142 opts = nextopt;
2143 if (strstart(opts, "on", &nextopt)) {
2144 no_quit = 0;
2145 } else if (strstart(opts, "off", &nextopt)) {
2146 no_quit = 1;
2147 } else {
2148 goto invalid_sdl_args;
2149 }
2150 } else if (strstart(opts, ",gl=", &nextopt)) {
2151 opts = nextopt;
2152 if (strstart(opts, "on", &nextopt)) {
2153 request_opengl = 1;
2154 } else if (strstart(opts, "off", &nextopt)) {
2155 request_opengl = 0;
2156 } else {
2157 goto invalid_sdl_args;
2158 }
2159 } else {
2160 invalid_sdl_args:
2161 error_report("invalid SDL option string");
2162 exit(1);
2163 }
2164 opts = nextopt;
2165 }
2166#else
2167 error_report("SDL support is disabled");
2168 exit(1);
2169#endif
2170 } else if (strstart(p, "vnc", &opts)) {
2171#ifdef CONFIG_VNC
2172 if (*opts == '=') {
2173 Error *err = NULL;
2174 if (vnc_parse(opts + 1, &err) == NULL) {
2175 error_report_err(err);
2176 exit(1);
2177 }
2178 } else {
2179 error_report("VNC requires a display argument vnc=<display>");
2180 exit(1);
2181 }
2182#else
2183 error_report("VNC support is disabled");
2184 exit(1);
2185#endif
2186 } else if (strstart(p, "curses", &opts)) {
2187#ifdef CONFIG_CURSES
2188 display = DT_CURSES;
2189#else
2190 error_report("curses support is disabled");
2191 exit(1);
2192#endif
2193 } else if (strstart(p, "gtk", &opts)) {
2194#ifdef CONFIG_GTK
2195 display = DT_GTK;
2196 while (*opts) {
2197 const char *nextopt;
2198
2199 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2200 opts = nextopt;
2201 if (strstart(opts, "on", &nextopt)) {
2202 grab_on_hover = true;
2203 } else if (strstart(opts, "off", &nextopt)) {
2204 grab_on_hover = false;
2205 } else {
2206 goto invalid_gtk_args;
2207 }
2208 } else if (strstart(opts, ",gl=", &nextopt)) {
2209 opts = nextopt;
2210 if (strstart(opts, "on", &nextopt)) {
2211 request_opengl = 1;
2212 } else if (strstart(opts, "off", &nextopt)) {
2213 request_opengl = 0;
2214 } else {
2215 goto invalid_gtk_args;
2216 }
2217 } else {
2218 invalid_gtk_args:
2219 error_report("invalid GTK option string");
2220 exit(1);
2221 }
2222 opts = nextopt;
2223 }
2224#else
2225 error_report("GTK support is disabled");
2226 exit(1);
2227#endif
2228 } else if (strstart(p, "none", &opts)) {
2229 display = DT_NONE;
2230 } else {
2231 error_report("unknown display type");
2232 exit(1);
2233 }
2234
2235 return display;
2236}
2237
2238static int balloon_parse(const char *arg)
2239{
2240 QemuOpts *opts;
2241
2242 if (strcmp(arg, "none") == 0) {
2243 return 0;
2244 }
2245
2246 if (!strncmp(arg, "virtio", 6)) {
2247 if (arg[6] == ',') {
2248
2249 opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
2250 false);
2251 if (!opts)
2252 return -1;
2253 } else {
2254
2255 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2256 &error_abort);
2257 }
2258 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
2259 return 0;
2260 }
2261
2262 return -1;
2263}
2264
2265char *qemu_find_file(int type, const char *name)
2266{
2267 int i;
2268 const char *subdir;
2269 char *buf;
2270
2271
2272 if (access(name, R_OK) == 0) {
2273 trace_load_file(name, name);
2274 return g_strdup(name);
2275 }
2276
2277 switch (type) {
2278 case QEMU_FILE_TYPE_BIOS:
2279 subdir = "";
2280 break;
2281 case QEMU_FILE_TYPE_KEYMAP:
2282 subdir = "keymaps/";
2283 break;
2284 default:
2285 abort();
2286 }
2287
2288 for (i = 0; i < data_dir_idx; i++) {
2289 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2290 if (access(buf, R_OK) == 0) {
2291 trace_load_file(name, buf);
2292 return buf;
2293 }
2294 g_free(buf);
2295 }
2296 return NULL;
2297}
2298
2299static inline bool nonempty_str(const char *str)
2300{
2301 return str && *str;
2302}
2303
2304static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2305{
2306 gchar *buf;
2307 size_t size;
2308 const char *name, *file, *str;
2309 FWCfgState *fw_cfg = (FWCfgState *) opaque;
2310
2311 if (fw_cfg == NULL) {
2312 error_report("fw_cfg device not available");
2313 return -1;
2314 }
2315 name = qemu_opt_get(opts, "name");
2316 file = qemu_opt_get(opts, "file");
2317 str = qemu_opt_get(opts, "string");
2318
2319
2320 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
2321 error_report("invalid argument(s)");
2322 return -1;
2323 }
2324 if (nonempty_str(file) && nonempty_str(str)) {
2325 error_report("file and string are mutually exclusive");
2326 return -1;
2327 }
2328 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
2329 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1);
2330 return -1;
2331 }
2332 if (strncmp(name, "opt/", 4) != 0) {
2333 error_report("warning: externally provided fw_cfg item names "
2334 "should be prefixed with \"opt/\"");
2335 }
2336 if (nonempty_str(str)) {
2337 size = strlen(str);
2338 buf = g_memdup(str, size);
2339 } else {
2340 if (!g_file_get_contents(file, &buf, &size, NULL)) {
2341 error_report("can't load %s", file);
2342 return -1;
2343 }
2344 }
2345
2346 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2347 fw_cfg_add_file(fw_cfg, name, buf, size);
2348 fw_cfg_reset_order_override(fw_cfg);
2349 return 0;
2350}
2351
2352static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
2353{
2354 return qdev_device_help(opts);
2355}
2356
2357static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
2358{
2359 Error *err = NULL;
2360 DeviceState *dev;
2361
2362 dev = qdev_device_add(opts, &err);
2363 if (!dev) {
2364 error_report_err(err);
2365 return -1;
2366 }
2367 object_unref(OBJECT(dev));
2368 return 0;
2369}
2370
2371static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
2372{
2373 Error *local_err = NULL;
2374
2375 qemu_chr_new_from_opts(opts, NULL, &local_err);
2376 if (local_err) {
2377 error_report_err(local_err);
2378 return -1;
2379 }
2380 return 0;
2381}
2382
2383#ifdef CONFIG_VIRTFS
2384static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
2385{
2386 int ret;
2387 ret = qemu_fsdev_add(opts);
2388
2389 return ret;
2390}
2391#endif
2392
2393static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
2394{
2395 CharDriverState *chr;
2396 const char *chardev;
2397 const char *mode;
2398 int flags;
2399
2400 mode = qemu_opt_get(opts, "mode");
2401 if (mode == NULL) {
2402 mode = "readline";
2403 }
2404 if (strcmp(mode, "readline") == 0) {
2405 flags = MONITOR_USE_READLINE;
2406 } else if (strcmp(mode, "control") == 0) {
2407 flags = MONITOR_USE_CONTROL;
2408 } else {
2409 error_report("unknown monitor mode \"%s\"", mode);
2410 exit(1);
2411 }
2412
2413 if (qemu_opt_get_bool(opts, "pretty", 0))
2414 flags |= MONITOR_USE_PRETTY;
2415
2416 if (qemu_opt_get_bool(opts, "default", 0))
2417 flags |= MONITOR_IS_DEFAULT;
2418
2419 chardev = qemu_opt_get(opts, "chardev");
2420 chr = qemu_chr_find(chardev);
2421 if (chr == NULL) {
2422 error_report("chardev \"%s\" not found", chardev);
2423 exit(1);
2424 }
2425
2426 qemu_chr_fe_claim_no_fail(chr);
2427 monitor_init(chr, flags);
2428 return 0;
2429}
2430
2431static void monitor_parse(const char *optarg, const char *mode, bool pretty)
2432{
2433 static int monitor_device_index = 0;
2434 Error *local_err = NULL;
2435 QemuOpts *opts;
2436 const char *p;
2437 char label[32];
2438 int def = 0;
2439
2440 if (strstart(optarg, "chardev:", &p)) {
2441 snprintf(label, sizeof(label), "%s", p);
2442 } else {
2443 snprintf(label, sizeof(label), "compat_monitor%d",
2444 monitor_device_index);
2445 if (monitor_device_index == 0) {
2446 def = 1;
2447 }
2448 opts = qemu_chr_parse_compat(label, optarg);
2449 if (!opts) {
2450 error_report("parse error: %s", optarg);
2451 exit(1);
2452 }
2453 }
2454
2455 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &local_err);
2456 if (!opts) {
2457 error_report_err(local_err);
2458 exit(1);
2459 }
2460 qemu_opt_set(opts, "mode", mode, &error_abort);
2461 qemu_opt_set(opts, "chardev", label, &error_abort);
2462 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
2463 if (def)
2464 qemu_opt_set(opts, "default", "on", &error_abort);
2465 monitor_device_index++;
2466}
2467
2468struct device_config {
2469 enum {
2470 DEV_USB,
2471 DEV_BT,
2472 DEV_SERIAL,
2473 DEV_PARALLEL,
2474 DEV_VIRTCON,
2475 DEV_DEBUGCON,
2476 DEV_GDB,
2477 DEV_SCLP,
2478 } type;
2479 const char *cmdline;
2480 Location loc;
2481 QTAILQ_ENTRY(device_config) next;
2482};
2483
2484static QTAILQ_HEAD(, device_config) device_configs =
2485 QTAILQ_HEAD_INITIALIZER(device_configs);
2486
2487static void add_device_config(int type, const char *cmdline)
2488{
2489 struct device_config *conf;
2490
2491 conf = g_malloc0(sizeof(*conf));
2492 conf->type = type;
2493 conf->cmdline = cmdline;
2494 loc_save(&conf->loc);
2495 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2496}
2497
2498static int foreach_device_config(int type, int (*func)(const char *cmdline))
2499{
2500 struct device_config *conf;
2501 int rc;
2502
2503 QTAILQ_FOREACH(conf, &device_configs, next) {
2504 if (conf->type != type)
2505 continue;
2506 loc_push_restore(&conf->loc);
2507 rc = func(conf->cmdline);
2508 loc_pop(&conf->loc);
2509 if (rc) {
2510 return rc;
2511 }
2512 }
2513 return 0;
2514}
2515
2516static int serial_parse(const char *devname)
2517{
2518 static int index = 0;
2519 char label[32];
2520
2521 if (strcmp(devname, "none") == 0)
2522 return 0;
2523 if (index == MAX_SERIAL_PORTS) {
2524 error_report("too many serial ports");
2525 exit(1);
2526 }
2527 snprintf(label, sizeof(label), "serial%d", index);
2528 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2529 if (!serial_hds[index]) {
2530 error_report("could not connect serial device"
2531 " to character backend '%s'", devname);
2532 return -1;
2533 }
2534 index++;
2535 return 0;
2536}
2537
2538static int parallel_parse(const char *devname)
2539{
2540 static int index = 0;
2541 char label[32];
2542
2543 if (strcmp(devname, "none") == 0)
2544 return 0;
2545 if (index == MAX_PARALLEL_PORTS) {
2546 error_report("too many parallel ports");
2547 exit(1);
2548 }
2549 snprintf(label, sizeof(label), "parallel%d", index);
2550 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2551 if (!parallel_hds[index]) {
2552 error_report("could not connect parallel device"
2553 " to character backend '%s'", devname);
2554 return -1;
2555 }
2556 index++;
2557 return 0;
2558}
2559
2560static int virtcon_parse(const char *devname)
2561{
2562 QemuOptsList *device = qemu_find_opts("device");
2563 static int index = 0;
2564 char label[32];
2565 QemuOpts *bus_opts, *dev_opts;
2566
2567 if (strcmp(devname, "none") == 0)
2568 return 0;
2569 if (index == MAX_VIRTIO_CONSOLES) {
2570 error_report("too many virtio consoles");
2571 exit(1);
2572 }
2573
2574 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2575 qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort);
2576
2577 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2578 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
2579
2580 snprintf(label, sizeof(label), "virtcon%d", index);
2581 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2582 if (!virtcon_hds[index]) {
2583 error_report("could not connect virtio console"
2584 " to character backend '%s'", devname);
2585 return -1;
2586 }
2587 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
2588
2589 index++;
2590 return 0;
2591}
2592
2593static int sclp_parse(const char *devname)
2594{
2595 QemuOptsList *device = qemu_find_opts("device");
2596 static int index = 0;
2597 char label[32];
2598 QemuOpts *dev_opts;
2599
2600 if (strcmp(devname, "none") == 0) {
2601 return 0;
2602 }
2603 if (index == MAX_SCLP_CONSOLES) {
2604 error_report("too many sclp consoles");
2605 exit(1);
2606 }
2607
2608 assert(arch_type == QEMU_ARCH_S390X);
2609
2610 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2611 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
2612
2613 snprintf(label, sizeof(label), "sclpcon%d", index);
2614 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2615 if (!sclp_hds[index]) {
2616 error_report("could not connect sclp console"
2617 " to character backend '%s'", devname);
2618 return -1;
2619 }
2620 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
2621
2622 index++;
2623 return 0;
2624}
2625
2626static int debugcon_parse(const char *devname)
2627{
2628 QemuOpts *opts;
2629
2630 if (!qemu_chr_new("debugcon", devname, NULL)) {
2631 exit(1);
2632 }
2633 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2634 if (!opts) {
2635 error_report("already have a debugcon device");
2636 exit(1);
2637 }
2638 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2639 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
2640 return 0;
2641}
2642
2643static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2644{
2645 const MachineClass *mc1 = a, *mc2 = b;
2646 int res;
2647
2648 if (mc1->family == NULL) {
2649 if (mc2->family == NULL) {
2650
2651
2652
2653 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2654 object_class_get_name(OBJECT_CLASS(mc2)));
2655 }
2656
2657
2658 return 1;
2659 }
2660
2661 if (mc2->family == NULL) {
2662
2663 return -1;
2664 }
2665
2666
2667 res = strcmp(mc1->family, mc2->family);
2668 if (res != 0) {
2669 return res;
2670 }
2671
2672
2673 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2674 object_class_get_name(OBJECT_CLASS(mc1)));
2675}
2676
2677 static MachineClass *machine_parse(const char *name)
2678{
2679 MachineClass *mc = NULL;
2680 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2681
2682 if (name) {
2683 mc = find_machine(name);
2684 }
2685 if (mc) {
2686 g_slist_free(machines);
2687 return mc;
2688 }
2689 if (name && !is_help_option(name)) {
2690 error_report("unsupported machine type");
2691 error_printf("Use -machine help to list supported machines\n");
2692 } else {
2693 printf("Supported machines are:\n");
2694 machines = g_slist_sort(machines, machine_class_cmp);
2695 for (el = machines; el; el = el->next) {
2696 MachineClass *mc = el->data;
2697 if (mc->alias) {
2698 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2699 }
2700 printf("%-20s %s%s\n", mc->name, mc->desc,
2701 mc->is_default ? " (default)" : "");
2702 }
2703 }
2704
2705 g_slist_free(machines);
2706 exit(!name || !is_help_option(name));
2707}
2708
2709void qemu_add_exit_notifier(Notifier *notify)
2710{
2711 notifier_list_add(&exit_notifiers, notify);
2712}
2713
2714void qemu_remove_exit_notifier(Notifier *notify)
2715{
2716 notifier_remove(notify);
2717}
2718
2719static void qemu_run_exit_notifiers(void)
2720{
2721 notifier_list_notify(&exit_notifiers, NULL);
2722}
2723
2724static bool machine_init_done;
2725
2726void qemu_add_machine_init_done_notifier(Notifier *notify)
2727{
2728 notifier_list_add(&machine_init_done_notifiers, notify);
2729 if (machine_init_done) {
2730 notify->notify(notify, NULL);
2731 }
2732}
2733
2734static void qemu_run_machine_init_done_notifiers(void)
2735{
2736 notifier_list_notify(&machine_init_done_notifiers, NULL);
2737 machine_init_done = true;
2738}
2739
2740static const QEMUOption *lookup_opt(int argc, char **argv,
2741 const char **poptarg, int *poptind)
2742{
2743 const QEMUOption *popt;
2744 int optind = *poptind;
2745 char *r = argv[optind];
2746 const char *optarg;
2747
2748 loc_set_cmdline(argv, optind, 1);
2749 optind++;
2750
2751 if (r[1] == '-')
2752 r++;
2753 popt = qemu_options;
2754 for(;;) {
2755 if (!popt->name) {
2756 error_report("invalid option");
2757 exit(1);
2758 }
2759 if (!strcmp(popt->name, r + 1))
2760 break;
2761 popt++;
2762 }
2763 if (popt->flags & HAS_ARG) {
2764 if (optind >= argc) {
2765 error_report("requires an argument");
2766 exit(1);
2767 }
2768 optarg = argv[optind++];
2769 loc_set_cmdline(argv, optind - 2, 2);
2770 } else {
2771 optarg = NULL;
2772 }
2773
2774 *poptarg = optarg;
2775 *poptind = optind;
2776
2777 return popt;
2778}
2779
2780static MachineClass *select_machine(void)
2781{
2782 MachineClass *machine_class = find_default_machine();
2783 const char *optarg;
2784 QemuOpts *opts;
2785 Location loc;
2786
2787 loc_push_none(&loc);
2788
2789 opts = qemu_get_machine_opts();
2790 qemu_opts_loc_restore(opts);
2791
2792 optarg = qemu_opt_get(opts, "type");
2793 if (optarg) {
2794 machine_class = machine_parse(optarg);
2795 }
2796
2797 if (!machine_class) {
2798 error_report("No machine specified, and there is no default");
2799 error_printf("Use -machine help to list supported machines\n");
2800 exit(1);
2801 }
2802
2803 loc_pop(&loc);
2804 return machine_class;
2805}
2806
2807static int machine_set_property(void *opaque,
2808 const char *name, const char *value,
2809 Error **errp)
2810{
2811 Object *obj = OBJECT(opaque);
2812 Error *local_err = NULL;
2813 char *c, *qom_name;
2814
2815 if (strcmp(name, "type") == 0) {
2816 return 0;
2817 }
2818
2819 qom_name = g_strdup(name);
2820 c = qom_name;
2821 while (*c++) {
2822 if (*c == '_') {
2823 *c = '-';
2824 }
2825 }
2826
2827 object_property_parse(obj, value, qom_name, &local_err);
2828 g_free(qom_name);
2829
2830 if (local_err) {
2831 error_report_err(local_err);
2832 return -1;
2833 }
2834
2835 return 0;
2836}
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846static bool object_create_initial(const char *type)
2847{
2848 if (g_str_equal(type, "rng-egd")) {
2849 return false;
2850 }
2851
2852
2853
2854
2855
2856 if (g_str_equal(type, "filter-buffer") ||
2857 g_str_equal(type, "filter-dump") ||
2858 g_str_equal(type, "filter-mirror") ||
2859 g_str_equal(type, "filter-redirector")) {
2860 return false;
2861 }
2862
2863 return true;
2864}
2865
2866
2867
2868
2869
2870
2871static bool object_create_delayed(const char *type)
2872{
2873 return !object_create_initial(type);
2874}
2875
2876
2877static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2878 MachineClass *mc)
2879{
2880 uint64_t sz;
2881 const char *mem_str;
2882 const char *maxmem_str, *slots_str;
2883 const ram_addr_t default_ram_size = mc->default_ram_size;
2884 QemuOpts *opts = qemu_find_opts_singleton("memory");
2885 Location loc;
2886
2887 loc_push_none(&loc);
2888 qemu_opts_loc_restore(opts);
2889
2890 sz = 0;
2891 mem_str = qemu_opt_get(opts, "size");
2892 if (mem_str) {
2893 if (!*mem_str) {
2894 error_report("missing 'size' option value");
2895 exit(EXIT_FAILURE);
2896 }
2897
2898 sz = qemu_opt_get_size(opts, "size", ram_size);
2899
2900
2901 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2902 uint64_t overflow_check = sz;
2903
2904 sz <<= 20;
2905 if ((sz >> 20) != overflow_check) {
2906 error_report("too large 'size' option value");
2907 exit(EXIT_FAILURE);
2908 }
2909 }
2910 }
2911
2912
2913 if (sz == 0) {
2914 sz = default_ram_size;
2915 }
2916
2917 sz = QEMU_ALIGN_UP(sz, 8192);
2918 ram_size = sz;
2919 if (ram_size != sz) {
2920 error_report("ram size too large");
2921 exit(EXIT_FAILURE);
2922 }
2923
2924
2925 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
2926 *maxram_size = ram_size;
2927
2928 maxmem_str = qemu_opt_get(opts, "maxmem");
2929 slots_str = qemu_opt_get(opts, "slots");
2930 if (maxmem_str && slots_str) {
2931 uint64_t slots;
2932
2933 sz = qemu_opt_get_size(opts, "maxmem", 0);
2934 slots = qemu_opt_get_number(opts, "slots", 0);
2935 if (sz < ram_size) {
2936 error_report("invalid value of -m option maxmem: "
2937 "maximum memory size (0x%" PRIx64 ") must be at least "
2938 "the initial memory size (0x" RAM_ADDR_FMT ")",
2939 sz, ram_size);
2940 exit(EXIT_FAILURE);
2941 } else if (sz > ram_size) {
2942 if (!slots) {
2943 error_report("invalid value of -m option: maxmem was "
2944 "specified, but no hotplug slots were specified");
2945 exit(EXIT_FAILURE);
2946 }
2947 } else if (slots) {
2948 error_report("invalid value of -m option maxmem: "
2949 "memory slots were specified but maximum memory size "
2950 "(0x%" PRIx64 ") is equal to the initial memory size "
2951 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
2952 exit(EXIT_FAILURE);
2953 }
2954
2955 *maxram_size = sz;
2956 *ram_slots = slots;
2957 } else if ((!maxmem_str && slots_str) ||
2958 (maxmem_str && !slots_str)) {
2959 error_report("invalid -m option value: missing "
2960 "'%s' option", slots_str ? "maxmem" : "slots");
2961 exit(EXIT_FAILURE);
2962 }
2963
2964 loc_pop(&loc);
2965}
2966
2967int main(int argc, char **argv, char **envp)
2968{
2969 int i;
2970 int snapshot, linux_boot;
2971 const char *initrd_filename;
2972 const char *kernel_filename, *kernel_cmdline;
2973 const char *boot_order = NULL;
2974 const char *boot_once = NULL;
2975 DisplayState *ds;
2976 int cyls, heads, secs, translation;
2977 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2978 QemuOptsList *olist;
2979 int optind;
2980 const char *optarg;
2981 const char *loadvm = NULL;
2982 MachineClass *machine_class;
2983 const char *cpu_model;
2984 const char *vga_model = NULL;
2985 const char *qtest_chrdev = NULL;
2986 const char *qtest_log = NULL;
2987 const char *pid_file = NULL;
2988 const char *incoming = NULL;
2989#ifdef CONFIG_VNC
2990 int show_vnc_port = 0;
2991#endif
2992 bool defconfig = true;
2993 bool userconfig = true;
2994 const char *log_mask = NULL;
2995 const char *log_file = NULL;
2996 char *trace_file = NULL;
2997 ram_addr_t maxram_size;
2998 uint64_t ram_slots = 0;
2999 FILE *vmstate_dump_file = NULL;
3000 Error *main_loop_err = NULL;
3001 Error *err = NULL;
3002
3003 qemu_init_cpu_loop();
3004 qemu_mutex_lock_iothread();
3005
3006 atexit(qemu_run_exit_notifiers);
3007 error_set_progname(argv[0]);
3008 qemu_init_exec_dir(argv[0]);
3009
3010 module_call_init(MODULE_INIT_QOM);
3011
3012 qemu_add_opts(&qemu_drive_opts);
3013 qemu_add_drive_opts(&qemu_legacy_drive_opts);
3014 qemu_add_drive_opts(&qemu_common_drive_opts);
3015 qemu_add_drive_opts(&qemu_drive_opts);
3016 qemu_add_opts(&qemu_chardev_opts);
3017 qemu_add_opts(&qemu_device_opts);
3018 qemu_add_opts(&qemu_netdev_opts);
3019 qemu_add_opts(&qemu_net_opts);
3020 qemu_add_opts(&qemu_rtc_opts);
3021 qemu_add_opts(&qemu_global_opts);
3022 qemu_add_opts(&qemu_mon_opts);
3023 qemu_add_opts(&qemu_trace_opts);
3024 qemu_add_opts(&qemu_option_rom_opts);
3025 qemu_add_opts(&qemu_machine_opts);
3026 qemu_add_opts(&qemu_mem_opts);
3027 qemu_add_opts(&qemu_smp_opts);
3028 qemu_add_opts(&qemu_boot_opts);
3029 qemu_add_opts(&qemu_sandbox_opts);
3030 qemu_add_opts(&qemu_add_fd_opts);
3031 qemu_add_opts(&qemu_object_opts);
3032 qemu_add_opts(&qemu_tpmdev_opts);
3033 qemu_add_opts(&qemu_realtime_opts);
3034 qemu_add_opts(&qemu_msg_opts);
3035 qemu_add_opts(&qemu_name_opts);
3036 qemu_add_opts(&qemu_numa_opts);
3037 qemu_add_opts(&qemu_icount_opts);
3038 qemu_add_opts(&qemu_semihosting_config_opts);
3039 qemu_add_opts(&qemu_fw_cfg_opts);
3040 module_call_init(MODULE_INIT_OPTS);
3041
3042 runstate_init();
3043
3044 if (qcrypto_init(&err) < 0) {
3045 error_reportf_err(err, "cannot initialize crypto: ");
3046 exit(1);
3047 }
3048 rtc_clock = QEMU_CLOCK_HOST;
3049
3050 QLIST_INIT (&vm_change_state_head);
3051 os_setup_early_signal_handling();
3052
3053 cpu_model = NULL;
3054 snapshot = 0;
3055 cyls = heads = secs = 0;
3056 translation = BIOS_ATA_TRANSLATION_AUTO;
3057
3058 nb_nics = 0;
3059
3060 bdrv_init_with_whitelist();
3061
3062 autostart = 1;
3063
3064
3065 optind = 1;
3066 while (optind < argc) {
3067 if (argv[optind][0] != '-') {
3068
3069 optind++;
3070 } else {
3071 const QEMUOption *popt;
3072
3073 popt = lookup_opt(argc, argv, &optarg, &optind);
3074 switch (popt->index) {
3075 case QEMU_OPTION_nodefconfig:
3076 defconfig = false;
3077 break;
3078 case QEMU_OPTION_nouserconfig:
3079 userconfig = false;
3080 break;
3081 }
3082 }
3083 }
3084
3085 if (defconfig) {
3086 int ret;
3087 ret = qemu_read_default_config_files(userconfig);
3088 if (ret < 0) {
3089 exit(1);
3090 }
3091 }
3092
3093
3094 optind = 1;
3095 for(;;) {
3096 if (optind >= argc)
3097 break;
3098 if (argv[optind][0] != '-') {
3099 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
3100 } else {
3101 const QEMUOption *popt;
3102
3103 popt = lookup_opt(argc, argv, &optarg, &optind);
3104 if (!(popt->arch_mask & arch_type)) {
3105 printf("Option %s not supported for this target\n", popt->name);
3106 exit(1);
3107 }
3108 switch(popt->index) {
3109 case QEMU_OPTION_no_kvm_irqchip: {
3110 olist = qemu_find_opts("machine");
3111 qemu_opts_parse_noisily(olist, "kernel_irqchip=off", false);
3112 break;
3113 }
3114 case QEMU_OPTION_cpu:
3115
3116 cpu_model = optarg;
3117 break;
3118 case QEMU_OPTION_hda:
3119 {
3120 char buf[256];
3121 if (cyls == 0)
3122 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3123 else
3124 snprintf(buf, sizeof(buf),
3125 "%s,cyls=%d,heads=%d,secs=%d%s",
3126 HD_OPTS , cyls, heads, secs,
3127 translation == BIOS_ATA_TRANSLATION_LBA ?
3128 ",trans=lba" :
3129 translation == BIOS_ATA_TRANSLATION_NONE ?
3130 ",trans=none" : "");
3131 drive_add(IF_DEFAULT, 0, optarg, buf);
3132 break;
3133 }
3134 case QEMU_OPTION_hdb:
3135 case QEMU_OPTION_hdc:
3136 case QEMU_OPTION_hdd:
3137 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3138 HD_OPTS);
3139 break;
3140 case QEMU_OPTION_drive:
3141 if (drive_def(optarg) == NULL) {
3142 exit(1);
3143 }
3144 break;
3145 case QEMU_OPTION_set:
3146 if (qemu_set_option(optarg) != 0)
3147 exit(1);
3148 break;
3149 case QEMU_OPTION_global:
3150 if (qemu_global_option(optarg) != 0)
3151 exit(1);
3152 break;
3153 case QEMU_OPTION_mtdblock:
3154 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3155 break;
3156 case QEMU_OPTION_sd:
3157 drive_add(IF_SD, -1, optarg, SD_OPTS);
3158 break;
3159 case QEMU_OPTION_pflash:
3160 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3161 break;
3162 case QEMU_OPTION_snapshot:
3163 snapshot = 1;
3164 break;
3165 case QEMU_OPTION_hdachs:
3166 {
3167 const char *p;
3168 p = optarg;
3169 cyls = strtol(p, (char **)&p, 0);
3170 if (cyls < 1 || cyls > 16383)
3171 goto chs_fail;
3172 if (*p != ',')
3173 goto chs_fail;
3174 p++;
3175 heads = strtol(p, (char **)&p, 0);
3176 if (heads < 1 || heads > 16)
3177 goto chs_fail;
3178 if (*p != ',')
3179 goto chs_fail;
3180 p++;
3181 secs = strtol(p, (char **)&p, 0);
3182 if (secs < 1 || secs > 63)
3183 goto chs_fail;
3184 if (*p == ',') {
3185 p++;
3186 if (!strcmp(p, "large")) {
3187 translation = BIOS_ATA_TRANSLATION_LARGE;
3188 } else if (!strcmp(p, "rechs")) {
3189 translation = BIOS_ATA_TRANSLATION_RECHS;
3190 } else if (!strcmp(p, "none")) {
3191 translation = BIOS_ATA_TRANSLATION_NONE;
3192 } else if (!strcmp(p, "lba")) {
3193 translation = BIOS_ATA_TRANSLATION_LBA;
3194 } else if (!strcmp(p, "auto")) {
3195 translation = BIOS_ATA_TRANSLATION_AUTO;
3196 } else {
3197 goto chs_fail;
3198 }
3199 } else if (*p != '\0') {
3200 chs_fail:
3201 error_report("invalid physical CHS format");
3202 exit(1);
3203 }
3204 if (hda_opts != NULL) {
3205 qemu_opt_set_number(hda_opts, "cyls", cyls,
3206 &error_abort);
3207 qemu_opt_set_number(hda_opts, "heads", heads,
3208 &error_abort);
3209 qemu_opt_set_number(hda_opts, "secs", secs,
3210 &error_abort);
3211 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3212 qemu_opt_set(hda_opts, "trans", "large",
3213 &error_abort);
3214 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3215 qemu_opt_set(hda_opts, "trans", "rechs",
3216 &error_abort);
3217 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
3218 qemu_opt_set(hda_opts, "trans", "lba",
3219 &error_abort);
3220 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
3221 qemu_opt_set(hda_opts, "trans", "none",
3222 &error_abort);
3223 }
3224 }
3225 }
3226 break;
3227 case QEMU_OPTION_numa:
3228 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3229 optarg, true);
3230 if (!opts) {
3231 exit(1);
3232 }
3233 break;
3234 case QEMU_OPTION_display:
3235 display_type = select_display(optarg);
3236 break;
3237 case QEMU_OPTION_nographic:
3238 display_type = DT_NOGRAPHIC;
3239 break;
3240 case QEMU_OPTION_curses:
3241#ifdef CONFIG_CURSES
3242 display_type = DT_CURSES;
3243#else
3244 error_report("curses support is disabled");
3245 exit(1);
3246#endif
3247 break;
3248 case QEMU_OPTION_portrait:
3249 graphic_rotate = 90;
3250 break;
3251 case QEMU_OPTION_rotate:
3252 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3253 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3254 graphic_rotate != 180 && graphic_rotate != 270) {
3255 error_report("only 90, 180, 270 deg rotation is available");
3256 exit(1);
3257 }
3258 break;
3259 case QEMU_OPTION_kernel:
3260 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3261 &error_abort);
3262 break;
3263 case QEMU_OPTION_initrd:
3264 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3265 &error_abort);
3266 break;
3267 case QEMU_OPTION_append:
3268 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3269 &error_abort);
3270 break;
3271 case QEMU_OPTION_dtb:
3272 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3273 &error_abort);
3274 break;
3275 case QEMU_OPTION_hw_dtb:
3276 qemu_opts_set(qemu_find_opts("machine"), 0, "hw-dtb", optarg,
3277 &error_abort);
3278 break;
3279 case QEMU_OPTION_cdrom:
3280 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3281 break;
3282 case QEMU_OPTION_boot:
3283 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3284 optarg, true);
3285 if (!opts) {
3286 exit(1);
3287 }
3288 break;
3289 case QEMU_OPTION_fda:
3290 case QEMU_OPTION_fdb:
3291 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3292 optarg, FD_OPTS);
3293 break;
3294 case QEMU_OPTION_no_fd_bootchk:
3295 fd_bootchk = 0;
3296 break;
3297 case QEMU_OPTION_netdev:
3298 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3299 exit(1);
3300 }
3301 break;
3302 case QEMU_OPTION_net:
3303 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3304 exit(1);
3305 }
3306 break;
3307#ifdef CONFIG_LIBISCSI
3308 case QEMU_OPTION_iscsi:
3309 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3310 optarg, false);
3311 if (!opts) {
3312 exit(1);
3313 }
3314 break;
3315#endif
3316#ifdef CONFIG_SLIRP
3317 case QEMU_OPTION_tftp:
3318 error_report("The -tftp option is deprecated. "
3319 "Please use '-netdev user,tftp=...' instead.");
3320 legacy_tftp_prefix = optarg;
3321 break;
3322 case QEMU_OPTION_bootp:
3323 error_report("The -bootp option is deprecated. "
3324 "Please use '-netdev user,bootfile=...' instead.");
3325 legacy_bootp_filename = optarg;
3326 break;
3327 case QEMU_OPTION_redir:
3328 error_report("The -redir option is deprecated. "
3329 "Please use '-netdev user,hostfwd=...' instead.");
3330 if (net_slirp_redir(optarg) < 0)
3331 exit(1);
3332 break;
3333#endif
3334 case QEMU_OPTION_bt:
3335 add_device_config(DEV_BT, optarg);
3336 break;
3337 case QEMU_OPTION_audio_help:
3338 AUD_help ();
3339 exit (0);
3340 break;
3341 case QEMU_OPTION_soundhw:
3342 select_soundhw (optarg);
3343 break;
3344 case QEMU_OPTION_h:
3345 help(0);
3346 break;
3347 case QEMU_OPTION_version:
3348 version();
3349 exit(0);
3350 break;
3351 case QEMU_OPTION_m:
3352 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3353 optarg, true);
3354 if (!opts) {
3355 exit(EXIT_FAILURE);
3356 }
3357 break;
3358#ifdef CONFIG_TPM
3359 case QEMU_OPTION_tpmdev:
3360 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3361 exit(1);
3362 }
3363 break;
3364#endif
3365 case QEMU_OPTION_etrace:
3366 qemu_arg_etrace = optarg;
3367 break;
3368 case QEMU_OPTION_etrace_flags:
3369 qemu_arg_etrace_flags = optarg;
3370 break;
3371 case QEMU_OPTION_mempath:
3372 mem_path = optarg;
3373 break;
3374 case QEMU_OPTION_mem_prealloc:
3375 mem_prealloc = 1;
3376 break;
3377 case QEMU_OPTION_sync_quantum:
3378 global_sync_quantum = strtoull(optarg, (char **) &optarg, 10);
3379 break;
3380 case QEMU_OPTION_machine_path:
3381 machine_path = optarg;
3382 break;
3383 case QEMU_OPTION_d:
3384 log_mask = optarg;
3385 break;
3386 case QEMU_OPTION_D:
3387 log_file = optarg;
3388 break;
3389 case QEMU_OPTION_DFILTER:
3390 qemu_set_dfilter_ranges(optarg);
3391 break;
3392 case QEMU_OPTION_s:
3393 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3394 break;
3395 case QEMU_OPTION_gdb:
3396 add_device_config(DEV_GDB, optarg);
3397 break;
3398 case QEMU_OPTION_L:
3399 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3400 data_dir[data_dir_idx++] = optarg;
3401 }
3402 break;
3403 case QEMU_OPTION_bios:
3404 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3405 &error_abort);
3406 break;
3407 case QEMU_OPTION_singlestep:
3408 singlestep = 1;
3409 break;
3410 case QEMU_OPTION_S:
3411 autostart = 0;
3412 break;
3413 case QEMU_OPTION_k:
3414 keyboard_layout = optarg;
3415 break;
3416 case QEMU_OPTION_localtime:
3417 rtc_utc = 0;
3418 break;
3419 case QEMU_OPTION_vga:
3420 vga_model = optarg;
3421 default_vga = 0;
3422 break;
3423 case QEMU_OPTION_g:
3424 {
3425 const char *p;
3426 int w, h, depth;
3427 p = optarg;
3428 w = strtol(p, (char **)&p, 10);
3429 if (w <= 0) {
3430 graphic_error:
3431 error_report("invalid resolution or depth");
3432 exit(1);
3433 }
3434 if (*p != 'x')
3435 goto graphic_error;
3436 p++;
3437 h = strtol(p, (char **)&p, 10);
3438 if (h <= 0)
3439 goto graphic_error;
3440 if (*p == 'x') {
3441 p++;
3442 depth = strtol(p, (char **)&p, 10);
3443 if (depth != 8 && depth != 15 && depth != 16 &&
3444 depth != 24 && depth != 32)
3445 goto graphic_error;
3446 } else if (*p == '\0') {
3447 depth = graphic_depth;
3448 } else {
3449 goto graphic_error;
3450 }
3451
3452 graphic_width = w;
3453 graphic_height = h;
3454 graphic_depth = depth;
3455 }
3456 break;
3457 case QEMU_OPTION_echr:
3458 {
3459 char *r;
3460 term_escape_char = strtol(optarg, &r, 0);
3461 if (r == optarg)
3462 printf("Bad argument to echr\n");
3463 break;
3464 }
3465 case QEMU_OPTION_monitor:
3466 default_monitor = 0;
3467 if (strncmp(optarg, "none", 4)) {
3468 monitor_parse(optarg, "readline", false);
3469 }
3470 break;
3471 case QEMU_OPTION_qmp:
3472 monitor_parse(optarg, "control", false);
3473 default_monitor = 0;
3474 break;
3475 case QEMU_OPTION_qmp_pretty:
3476 monitor_parse(optarg, "control", true);
3477 default_monitor = 0;
3478 break;
3479 case QEMU_OPTION_mon:
3480 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3481 true);
3482 if (!opts) {
3483 exit(1);
3484 }
3485 default_monitor = 0;
3486 break;
3487 case QEMU_OPTION_chardev:
3488 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3489 optarg, true);
3490 if (!opts) {
3491 exit(1);
3492 }
3493 break;
3494 case QEMU_OPTION_fsdev:
3495 olist = qemu_find_opts("fsdev");
3496 if (!olist) {
3497 error_report("fsdev support is disabled");
3498 exit(1);
3499 }
3500 opts = qemu_opts_parse_noisily(olist, optarg, true);
3501 if (!opts) {
3502 exit(1);
3503 }
3504 break;
3505 case QEMU_OPTION_virtfs: {
3506 QemuOpts *fsdev;
3507 QemuOpts *device;
3508 const char *writeout, *sock_fd, *socket;
3509
3510 olist = qemu_find_opts("virtfs");
3511 if (!olist) {
3512 error_report("virtfs support is disabled");
3513 exit(1);
3514 }
3515 opts = qemu_opts_parse_noisily(olist, optarg, true);
3516 if (!opts) {
3517 exit(1);
3518 }
3519
3520 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3521 qemu_opt_get(opts, "mount_tag") == NULL) {
3522 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
3523 exit(1);
3524 }
3525 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3526 qemu_opt_get(opts, "mount_tag"),
3527 1, NULL);
3528 if (!fsdev) {
3529 error_report("duplicate fsdev id: %s",
3530 qemu_opt_get(opts, "mount_tag"));
3531 exit(1);
3532 }
3533
3534 writeout = qemu_opt_get(opts, "writeout");
3535 if (writeout) {
3536#ifdef CONFIG_SYNC_FILE_RANGE
3537 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
3538#else
3539 error_report("writeout=immediate not supported "
3540 "on this platform");
3541 exit(1);
3542#endif
3543 }
3544 qemu_opt_set(fsdev, "fsdriver",
3545 qemu_opt_get(opts, "fsdriver"), &error_abort);
3546 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"),
3547 &error_abort);
3548 qemu_opt_set(fsdev, "security_model",
3549 qemu_opt_get(opts, "security_model"),
3550 &error_abort);
3551 socket = qemu_opt_get(opts, "socket");
3552 if (socket) {
3553 qemu_opt_set(fsdev, "socket", socket, &error_abort);
3554 }
3555 sock_fd = qemu_opt_get(opts, "sock_fd");
3556 if (sock_fd) {
3557 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
3558 }
3559
3560 qemu_opt_set_bool(fsdev, "readonly",
3561 qemu_opt_get_bool(opts, "readonly", 0),
3562 &error_abort);
3563 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3564 &error_abort);
3565 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3566 qemu_opt_set(device, "fsdev",
3567 qemu_opt_get(opts, "mount_tag"), &error_abort);
3568 qemu_opt_set(device, "mount_tag",
3569 qemu_opt_get(opts, "mount_tag"), &error_abort);
3570 break;
3571 }
3572 case QEMU_OPTION_virtfs_synth: {
3573 QemuOpts *fsdev;
3574 QemuOpts *device;
3575
3576 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3577 1, NULL);
3578 if (!fsdev) {
3579 error_report("duplicate option: %s", "virtfs_synth");
3580 exit(1);
3581 }
3582 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
3583
3584 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3585 &error_abort);
3586 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3587 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3588 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
3589 break;
3590 }
3591 case QEMU_OPTION_serial:
3592 add_device_config(DEV_SERIAL, optarg);
3593 default_serial = 0;
3594 if (strncmp(optarg, "mon:", 4) == 0) {
3595 default_monitor = 0;
3596 }
3597 break;
3598 case QEMU_OPTION_watchdog:
3599 if (watchdog) {
3600 error_report("only one watchdog option may be given");
3601 return 1;
3602 }
3603 watchdog = optarg;
3604 break;
3605 case QEMU_OPTION_watchdog_action:
3606 if (select_watchdog_action(optarg) == -1) {
3607 error_report("unknown -watchdog-action parameter");
3608 exit(1);
3609 }
3610 break;
3611 case QEMU_OPTION_virtiocon:
3612 add_device_config(DEV_VIRTCON, optarg);
3613 default_virtcon = 0;
3614 if (strncmp(optarg, "mon:", 4) == 0) {
3615 default_monitor = 0;
3616 }
3617 break;
3618 case QEMU_OPTION_parallel:
3619 add_device_config(DEV_PARALLEL, optarg);
3620 default_parallel = 0;
3621 if (strncmp(optarg, "mon:", 4) == 0) {
3622 default_monitor = 0;
3623 }
3624 break;
3625 case QEMU_OPTION_debugcon:
3626 add_device_config(DEV_DEBUGCON, optarg);
3627 break;
3628 case QEMU_OPTION_loadvm:
3629 loadvm = optarg;
3630 break;
3631 case QEMU_OPTION_full_screen:
3632 full_screen = 1;
3633 break;
3634 case QEMU_OPTION_no_frame:
3635 no_frame = 1;
3636 break;
3637 case QEMU_OPTION_alt_grab:
3638 alt_grab = 1;
3639 break;
3640 case QEMU_OPTION_ctrl_grab:
3641 ctrl_grab = 1;
3642 break;
3643 case QEMU_OPTION_no_quit:
3644 no_quit = 1;
3645 break;
3646 case QEMU_OPTION_sdl:
3647#ifdef CONFIG_SDL
3648 display_type = DT_SDL;
3649 break;
3650#else
3651 error_report("SDL support is disabled");
3652 exit(1);
3653#endif
3654 case QEMU_OPTION_pidfile:
3655 pid_file = optarg;
3656 break;
3657 case QEMU_OPTION_win2k_hack:
3658 win2k_install_hack = 1;
3659 break;
3660 case QEMU_OPTION_rtc_td_hack: {
3661 static GlobalProperty slew_lost_ticks[] = {
3662 {
3663 .driver = "mc146818rtc",
3664 .property = "lost_tick_policy",
3665 .value = "slew",
3666 },
3667 { }
3668 };
3669
3670 qdev_prop_register_global_list(slew_lost_ticks);
3671 break;
3672 }
3673 case QEMU_OPTION_acpitable:
3674 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3675 optarg, true);
3676 if (!opts) {
3677 exit(1);
3678 }
3679 do_acpitable_option(opts);
3680 break;
3681 case QEMU_OPTION_smbios:
3682 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3683 optarg, false);
3684 if (!opts) {
3685 exit(1);
3686 }
3687 do_smbios_option(opts);
3688 break;
3689 case QEMU_OPTION_fwcfg:
3690 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3691 optarg, true);
3692 if (opts == NULL) {
3693 exit(1);
3694 }
3695 break;
3696 case QEMU_OPTION_enable_kvm:
3697 olist = qemu_find_opts("machine");
3698 qemu_opts_parse_noisily(olist, "accel=kvm", false);
3699 break;
3700 case QEMU_OPTION_M:
3701 case QEMU_OPTION_machine:
3702 olist = qemu_find_opts("machine");
3703 opts = qemu_opts_parse_noisily(olist, optarg, true);
3704 if (!opts) {
3705 exit(1);
3706 }
3707 break;
3708 case QEMU_OPTION_no_kvm:
3709 olist = qemu_find_opts("machine");
3710 qemu_opts_parse_noisily(olist, "accel=tcg", false);
3711 break;
3712 case QEMU_OPTION_no_kvm_pit: {
3713 error_report("warning: ignoring deprecated option");
3714 break;
3715 }
3716 case QEMU_OPTION_no_kvm_pit_reinjection: {
3717 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3718 {
3719 .driver = "kvm-pit",
3720 .property = "lost_tick_policy",
3721 .value = "discard",
3722 },
3723 { }
3724 };
3725
3726 error_report("warning: deprecated, replaced by "
3727 "-global kvm-pit.lost_tick_policy=discard");
3728 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3729 break;
3730 }
3731 case QEMU_OPTION_usb:
3732 olist = qemu_find_opts("machine");
3733 qemu_opts_parse_noisily(olist, "usb=on", false);
3734 break;
3735 case QEMU_OPTION_usbdevice:
3736 olist = qemu_find_opts("machine");
3737 qemu_opts_parse_noisily(olist, "usb=on", false);
3738 add_device_config(DEV_USB, optarg);
3739 break;
3740 case QEMU_OPTION_device:
3741 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3742 optarg, true)) {
3743 exit(1);
3744 }
3745 break;
3746 case QEMU_OPTION_smp:
3747 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3748 optarg, true)) {
3749 exit(1);
3750 }
3751 break;
3752 case QEMU_OPTION_vnc:
3753 {
3754#ifdef CONFIG_VNC
3755 Error *local_err = NULL;
3756
3757 if (vnc_parse(optarg, &local_err) == NULL) {
3758 error_report_err(local_err);
3759 exit(1);
3760 }
3761#else
3762 error_report("VNC support is disabled");
3763 exit(1);
3764#endif
3765 break;
3766 }
3767 case QEMU_OPTION_no_acpi:
3768 acpi_enabled = 0;
3769 break;
3770 case QEMU_OPTION_no_hpet:
3771 no_hpet = 1;
3772 break;
3773 case QEMU_OPTION_balloon:
3774 if (balloon_parse(optarg) < 0) {
3775 error_report("unknown -balloon argument %s", optarg);
3776 exit(1);
3777 }
3778 break;
3779 case QEMU_OPTION_no_reboot:
3780 no_reboot = 1;
3781 break;
3782 case QEMU_OPTION_no_shutdown:
3783 no_shutdown = 1;
3784 break;
3785 case QEMU_OPTION_show_cursor:
3786 cursor_hide = 0;
3787 break;
3788 case QEMU_OPTION_uuid:
3789 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3790 error_report("failed to parse UUID string: wrong format");
3791 exit(1);
3792 }
3793 qemu_uuid_set = true;
3794 break;
3795 case QEMU_OPTION_option_rom:
3796 if (nb_option_roms >= MAX_OPTION_ROMS) {
3797 error_report("too many option ROMs");
3798 exit(1);
3799 }
3800 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3801 optarg, true);
3802 if (!opts) {
3803 exit(1);
3804 }
3805 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3806 option_rom[nb_option_roms].bootindex =
3807 qemu_opt_get_number(opts, "bootindex", -1);
3808 if (!option_rom[nb_option_roms].name) {
3809 error_report("Option ROM file is not specified");
3810 exit(1);
3811 }
3812 nb_option_roms++;
3813 break;
3814 case QEMU_OPTION_semihosting:
3815 semihosting.enabled = true;
3816 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3817 break;
3818 case QEMU_OPTION_semihosting_config:
3819 semihosting.enabled = true;
3820 opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3821 optarg, false);
3822 if (opts != NULL) {
3823 semihosting.enabled = qemu_opt_get_bool(opts, "enable",
3824 true);
3825 const char *target = qemu_opt_get(opts, "target");
3826 if (target != NULL) {
3827 if (strcmp("native", target) == 0) {
3828 semihosting.target = SEMIHOSTING_TARGET_NATIVE;
3829 } else if (strcmp("gdb", target) == 0) {
3830 semihosting.target = SEMIHOSTING_TARGET_GDB;
3831 } else if (strcmp("auto", target) == 0) {
3832 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3833 } else {
3834 error_report("unsupported semihosting-config %s",
3835 optarg);
3836 exit(1);
3837 }
3838 } else {
3839 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3840 }
3841
3842 qemu_opt_foreach(opts, add_semihosting_arg,
3843 &semihosting, NULL);
3844 } else {
3845 error_report("unsupported semihosting-config %s", optarg);
3846 exit(1);
3847 }
3848 break;
3849 case QEMU_OPTION_tdf:
3850 error_report("warning: ignoring deprecated option");
3851 break;
3852 case QEMU_OPTION_name:
3853 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3854 optarg, true);
3855 if (!opts) {
3856 exit(1);
3857 }
3858 break;
3859 case QEMU_OPTION_prom_env:
3860 if (nb_prom_envs >= MAX_PROM_ENVS) {
3861 error_report("too many prom variables");
3862 exit(1);
3863 }
3864 prom_envs[nb_prom_envs] = optarg;
3865 nb_prom_envs++;
3866 break;
3867 case QEMU_OPTION_old_param:
3868 old_param = 1;
3869 break;
3870 case QEMU_OPTION_clock:
3871
3872
3873
3874 break;
3875 case QEMU_OPTION_startdate:
3876 configure_rtc_date_offset(optarg, 1);
3877 break;
3878 case QEMU_OPTION_rtc:
3879 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
3880 false);
3881 if (!opts) {
3882 exit(1);
3883 }
3884 configure_rtc(opts);
3885 break;
3886 case QEMU_OPTION_tb_size:
3887 tcg_tb_size = strtol(optarg, NULL, 0);
3888 if (tcg_tb_size < 0) {
3889 tcg_tb_size = 0;
3890 }
3891 break;
3892 case QEMU_OPTION_icount:
3893 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
3894 optarg, true);
3895 if (!icount_opts) {
3896 exit(1);
3897 }
3898 break;
3899 case QEMU_OPTION_incoming:
3900 if (!incoming) {
3901 runstate_set(RUN_STATE_INMIGRATE);
3902 }
3903 incoming = optarg;
3904 break;
3905 case QEMU_OPTION_nodefaults:
3906 has_defaults = 0;
3907 break;
3908 case QEMU_OPTION_xen_domid:
3909 if (!(xen_available())) {
3910 printf("Option %s not supported for this target\n", popt->name);
3911 exit(1);
3912 }
3913 xen_domid = atoi(optarg);
3914 break;
3915 case QEMU_OPTION_xen_create:
3916 if (!(xen_available())) {
3917 printf("Option %s not supported for this target\n", popt->name);
3918 exit(1);
3919 }
3920 xen_mode = XEN_CREATE;
3921 break;
3922 case QEMU_OPTION_xen_attach:
3923 if (!(xen_available())) {
3924 printf("Option %s not supported for this target\n", popt->name);
3925 exit(1);
3926 }
3927 xen_mode = XEN_ATTACH;
3928 break;
3929 case QEMU_OPTION_trace:
3930 {
3931 opts = qemu_opts_parse_noisily(qemu_find_opts("trace"),
3932 optarg, true);
3933 if (!opts) {
3934 exit(1);
3935 }
3936 if (qemu_opt_get(opts, "enable")) {
3937 trace_enable_events(qemu_opt_get(opts, "enable"));
3938 }
3939 trace_init_events(qemu_opt_get(opts, "events"));
3940 if (trace_file) {
3941 g_free(trace_file);
3942 }
3943 trace_file = g_strdup(qemu_opt_get(opts, "file"));
3944 qemu_opts_del(opts);
3945 break;
3946 }
3947 case QEMU_OPTION_readconfig:
3948 {
3949 int ret = qemu_read_config_file(optarg);
3950 if (ret < 0) {
3951 error_report("read config %s: %s", optarg,
3952 strerror(-ret));
3953 exit(1);
3954 }
3955 break;
3956 }
3957 case QEMU_OPTION_spice:
3958 olist = qemu_find_opts("spice");
3959 if (!olist) {
3960 error_report("spice support is disabled");
3961 exit(1);
3962 }
3963 opts = qemu_opts_parse_noisily(olist, optarg, false);
3964 if (!opts) {
3965 exit(1);
3966 }
3967 display_remote++;
3968 break;
3969 case QEMU_OPTION_writeconfig:
3970 {
3971 FILE *fp;
3972 if (strcmp(optarg, "-") == 0) {
3973 fp = stdout;
3974 } else {
3975 fp = fopen(optarg, "w");
3976 if (fp == NULL) {
3977 error_report("open %s: %s", optarg,
3978 strerror(errno));
3979 exit(1);
3980 }
3981 }
3982 qemu_config_write(fp);
3983 if (fp != stdout) {
3984 fclose(fp);
3985 }
3986 break;
3987 }
3988 case QEMU_OPTION_qtest:
3989 qtest_chrdev = optarg;
3990 break;
3991 case QEMU_OPTION_qtest_log:
3992 qtest_log = optarg;
3993 break;
3994 case QEMU_OPTION_sandbox:
3995 opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
3996 optarg, true);
3997 if (!opts) {
3998 exit(1);
3999 }
4000 break;
4001 case QEMU_OPTION_add_fd:
4002#ifndef _WIN32
4003 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
4004 optarg, false);
4005 if (!opts) {
4006 exit(1);
4007 }
4008#else
4009 error_report("File descriptor passing is disabled on this "
4010 "platform");
4011 exit(1);
4012#endif
4013 break;
4014 case QEMU_OPTION_object:
4015 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
4016 optarg, true);
4017 if (!opts) {
4018 exit(1);
4019 }
4020 break;
4021 case QEMU_OPTION_realtime:
4022 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
4023 optarg, false);
4024 if (!opts) {
4025 exit(1);
4026 }
4027 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
4028 break;
4029 case QEMU_OPTION_msg:
4030 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
4031 false);
4032 if (!opts) {
4033 exit(1);
4034 }
4035 configure_msg(opts);
4036 break;
4037 case QEMU_OPTION_dump_vmstate:
4038 if (vmstate_dump_file) {
4039 error_report("only one '-dump-vmstate' "
4040 "option may be given");
4041 exit(1);
4042 }
4043 vmstate_dump_file = fopen(optarg, "w");
4044 if (vmstate_dump_file == NULL) {
4045 error_report("open %s: %s", optarg, strerror(errno));
4046 exit(1);
4047 }
4048 break;
4049 default:
4050 os_parse_cmd_args(popt->index, optarg);
4051 }
4052 }
4053 }
4054
4055
4056
4057
4058 loc_set_none();
4059
4060 replay_configure(icount_opts);
4061
4062 machine_class = select_machine();
4063
4064 set_memory_options(&ram_slots, &maxram_size, machine_class);
4065
4066 os_daemonize();
4067
4068 if (qemu_arg_etrace) {
4069 qemu_etrace_enabled = etrace_init(&qemu_etracer, qemu_arg_etrace,
4070 qemu_arg_etrace_flags,
4071 0, 32);
4072 if (!qemu_etrace_enabled) {
4073 perror(qemu_arg_etrace);
4074 exit(1);
4075 }
4076 atexit(qemu_etrace_cleanup);
4077 }
4078
4079 if (qemu_init_main_loop(&main_loop_err)) {
4080 error_report_err(main_loop_err);
4081 exit(1);
4082 }
4083
4084 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4085 parse_sandbox, NULL, NULL)) {
4086 exit(1);
4087 }
4088
4089 if (qemu_opts_foreach(qemu_find_opts("name"),
4090 parse_name, NULL, NULL)) {
4091 exit(1);
4092 }
4093
4094#ifndef _WIN32
4095 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4096 parse_add_fd, NULL, NULL)) {
4097 exit(1);
4098 }
4099
4100 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4101 cleanup_add_fd, NULL, NULL)) {
4102 exit(1);
4103 }
4104#endif
4105
4106 current_machine = MACHINE(object_new(object_class_get_name(
4107 OBJECT_CLASS(machine_class))));
4108 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
4109 exit(0);
4110 }
4111 object_property_add_child(object_get_root(), "machine",
4112 OBJECT(current_machine), &error_abort);
4113 cpu_exec_init_all();
4114
4115 if (machine_class->hw_version) {
4116 qemu_set_hw_version(machine_class->hw_version);
4117 }
4118
4119
4120
4121
4122
4123
4124 cpudef_init();
4125
4126 if (cpu_model && is_help_option(cpu_model)) {
4127 list_cpus(stdout, &fprintf, cpu_model);
4128 exit(0);
4129 }
4130
4131 if (!trace_init_backends()) {
4132 exit(1);
4133 }
4134 trace_init_file(trace_file);
4135
4136
4137
4138 if (log_file) {
4139 qemu_set_log_filename(log_file);
4140 }
4141
4142 if (log_mask) {
4143 int mask;
4144 mask = qemu_str_to_log_mask(log_mask);
4145 if (!mask) {
4146 qemu_print_log_usage(stdout);
4147 exit(1);
4148 }
4149 qemu_set_log(mask);
4150 } else {
4151 qemu_set_log(0);
4152 }
4153
4154
4155
4156 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4157 data_dir[data_dir_idx] = os_find_datadir();
4158 if (data_dir[data_dir_idx] != NULL) {
4159 data_dir_idx++;
4160 }
4161 }
4162
4163 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4164 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
4165 }
4166
4167 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
4168
4169 machine_class->max_cpus = machine_class->max_cpus ?: 1;
4170 if (max_cpus > machine_class->max_cpus) {
4171 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs "
4172 "supported by machine '%s' (%d)", max_cpus,
4173 machine_class->name, machine_class->max_cpus);
4174 exit(1);
4175 }
4176
4177
4178
4179
4180
4181 if (machine_class->default_machine_opts) {
4182 qemu_opts_set_defaults(qemu_find_opts("machine"),
4183 machine_class->default_machine_opts, 0);
4184 }
4185
4186 qemu_opts_foreach(qemu_find_opts("device"),
4187 default_driver_check, NULL, NULL);
4188 qemu_opts_foreach(qemu_find_opts("global"),
4189 default_driver_check, NULL, NULL);
4190
4191 if (!vga_model && !default_vga) {
4192 vga_interface_type = VGA_DEVICE;
4193 }
4194 if (!has_defaults || machine_class->no_serial) {
4195 default_serial = 0;
4196 }
4197 if (!has_defaults || machine_class->no_parallel) {
4198 default_parallel = 0;
4199 }
4200 if (!has_defaults || !machine_class->use_virtcon) {
4201 default_virtcon = 0;
4202 }
4203 if (!has_defaults || !machine_class->use_sclp) {
4204 default_sclp = 0;
4205 }
4206 if (!has_defaults || machine_class->no_floppy) {
4207 default_floppy = 0;
4208 }
4209 if (!has_defaults || machine_class->no_cdrom) {
4210 default_cdrom = 0;
4211 }
4212 if (!has_defaults || machine_class->no_sdcard) {
4213 default_sdcard = 0;
4214 }
4215 if (!has_defaults) {
4216 default_monitor = 0;
4217 default_net = 0;
4218 default_vga = 0;
4219 }
4220
4221 if (is_daemonized()) {
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231 if (display_type == DT_NOGRAPHIC
4232 && (default_parallel || default_serial
4233 || default_monitor || default_virtcon)) {
4234 error_report("-nographic cannot be used with -daemonize");
4235 exit(1);
4236 }
4237#ifdef CONFIG_CURSES
4238 if (display_type == DT_CURSES) {
4239 error_report("curses display cannot be used with -daemonize");
4240 exit(1);
4241 }
4242#endif
4243 }
4244
4245 if (display_type == DT_NOGRAPHIC) {
4246 if (default_parallel)
4247 add_device_config(DEV_PARALLEL, "null");
4248 if (default_serial && default_monitor) {
4249 add_device_config(DEV_SERIAL, "mon:stdio");
4250 } else if (default_virtcon && default_monitor) {
4251 add_device_config(DEV_VIRTCON, "mon:stdio");
4252 } else if (default_sclp && default_monitor) {
4253 add_device_config(DEV_SCLP, "mon:stdio");
4254 } else {
4255 if (default_serial)
4256 add_device_config(DEV_SERIAL, "stdio");
4257 if (default_virtcon)
4258 add_device_config(DEV_VIRTCON, "stdio");
4259 if (default_sclp) {
4260 add_device_config(DEV_SCLP, "stdio");
4261 }
4262 if (default_monitor)
4263 monitor_parse("stdio", "readline", false);
4264 }
4265 } else {
4266 if (default_serial)
4267 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4268 if (default_parallel)
4269 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4270 if (default_monitor)
4271 monitor_parse("vc:80Cx24C", "readline", false);
4272 if (default_virtcon)
4273 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4274 if (default_sclp) {
4275 add_device_config(DEV_SCLP, "vc:80Cx24C");
4276 }
4277 }
4278
4279#if defined(CONFIG_VNC)
4280 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4281 display_remote++;
4282 }
4283#endif
4284 if (display_type == DT_DEFAULT && !display_remote) {
4285#if defined(CONFIG_GTK)
4286 display_type = DT_GTK;
4287#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4288 display_type = DT_SDL;
4289#elif defined(CONFIG_VNC)
4290 vnc_parse("localhost:0,to=99,id=default", &error_abort);
4291 show_vnc_port = 1;
4292#else
4293 display_type = DT_NONE;
4294#endif
4295 }
4296
4297 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4298 error_report("-no-frame, -alt-grab and -ctrl-grab are only valid "
4299 "for SDL, ignoring option");
4300 }
4301 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4302 error_report("-no-quit is only valid for GTK and SDL, "
4303 "ignoring option");
4304 }
4305
4306#if defined(CONFIG_GTK)
4307 if (display_type == DT_GTK) {
4308 early_gtk_display_init(request_opengl);
4309 }
4310#endif
4311#if defined(CONFIG_SDL)
4312 if (display_type == DT_SDL) {
4313 sdl_display_early_init(request_opengl);
4314 }
4315#endif
4316 if (request_opengl == 1 && display_opengl == 0) {
4317#if defined(CONFIG_OPENGL)
4318 error_report("OpenGL is not supported by the display");
4319#else
4320 error_report("OpenGL support is disabled");
4321#endif
4322 exit(1);
4323 }
4324
4325 page_size_init();
4326 socket_init();
4327
4328 if (qemu_opts_foreach(qemu_find_opts("object"),
4329 user_creatable_add_opts_foreach,
4330 object_create_initial, NULL)) {
4331 exit(1);
4332 }
4333
4334 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4335 chardev_init_func, NULL, NULL)) {
4336 exit(1);
4337 }
4338
4339#ifdef CONFIG_VIRTFS
4340 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4341 fsdev_init_func, NULL, NULL)) {
4342 exit(1);
4343 }
4344#endif
4345
4346 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4347 error_report("could not acquire pid file: %s", strerror(errno));
4348 exit(1);
4349 }
4350
4351 if (qemu_opts_foreach(qemu_find_opts("device"),
4352 device_help_func, NULL, NULL)) {
4353 exit(0);
4354 }
4355
4356 machine_opts = qemu_get_machine_opts();
4357 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4358 NULL)) {
4359 object_unref(OBJECT(current_machine));
4360 exit(1);
4361 }
4362
4363 configure_accelerator(current_machine);
4364
4365 if (qtest_chrdev) {
4366 qtest_init(qtest_chrdev, qtest_log, &error_fatal);
4367 }
4368
4369 machine_opts = qemu_get_machine_opts();
4370 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4371 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4372 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4373 bios_name = qemu_opt_get(machine_opts, "firmware");
4374
4375 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4376 if (opts) {
4377 boot_order = qemu_opt_get(opts, "order");
4378 if (boot_order) {
4379 validate_bootdevices(boot_order, &error_fatal);
4380 }
4381
4382 boot_once = qemu_opt_get(opts, "once");
4383 if (boot_once) {
4384 validate_bootdevices(boot_once, &error_fatal);
4385 }
4386
4387 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4388 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4389 }
4390
4391 if (!boot_order) {
4392 boot_order = machine_class->default_boot_order;
4393 }
4394
4395 if (!kernel_cmdline) {
4396 kernel_cmdline = "";
4397 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4398 }
4399
4400 linux_boot = (kernel_filename != NULL);
4401
4402 if (!linux_boot && *kernel_cmdline != '\0') {
4403 error_report("-append only allowed with -kernel option");
4404 exit(1);
4405 }
4406
4407 if (!linux_boot && initrd_filename != NULL) {
4408 error_report("-initrd only allowed with -kernel option");
4409 exit(1);
4410 }
4411
4412 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4413
4414 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4415 }
4416
4417 os_set_line_buffering();
4418
4419#ifdef CONFIG_SPICE
4420
4421 qemu_spice_init();
4422#endif
4423
4424 cpu_ticks_init();
4425 if (icount_opts) {
4426 if (kvm_enabled() || xen_enabled()) {
4427 error_report("-icount is not allowed with kvm or xen");
4428 exit(1);
4429 }
4430 configure_icount(icount_opts, &error_abort);
4431 qemu_opts_del(icount_opts);
4432 }
4433
4434
4435 atexit(&net_cleanup);
4436
4437 if (net_init_clients() < 0) {
4438 exit(1);
4439 }
4440
4441 if (qemu_opts_foreach(qemu_find_opts("object"),
4442 user_creatable_add_opts_foreach,
4443 object_create_delayed, NULL)) {
4444 exit(1);
4445 }
4446
4447#ifdef CONFIG_TPM
4448 if (tpm_init() < 0) {
4449 exit(1);
4450 }
4451#endif
4452
4453
4454 if (foreach_device_config(DEV_BT, bt_parse))
4455 exit(1);
4456
4457 if (!xen_enabled()) {
4458
4459 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4460 error_report("at most 2047 MB RAM can be simulated");
4461 exit(1);
4462 }
4463 }
4464
4465 blk_mig_init();
4466 ram_mig_init();
4467
4468
4469
4470 if (machine_class->units_per_default_bus) {
4471 override_max_devs(machine_class->block_default_type,
4472 machine_class->units_per_default_bus);
4473 }
4474
4475
4476 if (snapshot || replay_mode != REPLAY_MODE_NONE) {
4477 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
4478 NULL, NULL);
4479 }
4480 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4481 &machine_class->block_default_type, NULL)) {
4482 exit(1);
4483 }
4484
4485 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4486 CDROM_OPTS);
4487 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4488 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4489
4490 parse_numa_opts(machine_class);
4491
4492 if (qemu_opts_foreach(qemu_find_opts("mon"),
4493 mon_init_func, NULL, NULL)) {
4494 exit(1);
4495 }
4496
4497 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4498 exit(1);
4499 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4500 exit(1);
4501 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4502 exit(1);
4503 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4504 exit(1);
4505 }
4506 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4507 exit(1);
4508
4509
4510 if (default_vga) {
4511 if (machine_class->default_display) {
4512 vga_model = machine_class->default_display;
4513 } else if (cirrus_vga_available()) {
4514 vga_model = "cirrus";
4515 } else if (vga_available()) {
4516 vga_model = "std";
4517 }
4518 }
4519 if (vga_model) {
4520 select_vgahw(vga_model);
4521 }
4522
4523 if (watchdog) {
4524 i = select_watchdog(watchdog);
4525 if (i > 0)
4526 exit (i == 1 ? 1 : 0);
4527 }
4528
4529 if (machine_class->compat_props) {
4530 qdev_prop_register_global_list(machine_class->compat_props);
4531 }
4532 qemu_add_globals();
4533
4534
4535
4536
4537 replay_checkpoint(CHECKPOINT_INIT);
4538 qdev_machine_init();
4539
4540 current_machine->ram_size = ram_size;
4541 current_machine->maxram_size = maxram_size;
4542 current_machine->ram_slots = ram_slots;
4543 current_machine->boot_order = boot_order;
4544 current_machine->cpu_model = cpu_model;
4545
4546 machine_class->init(current_machine);
4547
4548 realtime_init();
4549
4550 audio_init();
4551
4552 cpu_synchronize_all_post_init();
4553
4554 numa_post_machine_init();
4555
4556 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4557 parse_fw_cfg, fw_cfg_find(), NULL) != 0) {
4558 exit(1);
4559 }
4560
4561
4562 if (usb_enabled()) {
4563 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4564 exit(1);
4565 }
4566
4567
4568 igd_gfx_passthru();
4569
4570
4571 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
4572 if (qemu_opts_foreach(qemu_find_opts("device"),
4573 device_init_func, NULL, NULL)) {
4574 exit(1);
4575 }
4576 rom_reset_order_override();
4577
4578
4579 drive_check_orphaned();
4580
4581 net_check_clients();
4582
4583 if (boot_once) {
4584 qemu_boot_set(boot_once, &error_fatal);
4585 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4586 }
4587
4588 ds = init_displaystate();
4589
4590
4591 switch (display_type) {
4592 case DT_NOGRAPHIC:
4593 (void)ds;
4594 break;
4595#if defined(CONFIG_CURSES)
4596 case DT_CURSES:
4597 curses_display_init(ds, full_screen);
4598 break;
4599#endif
4600#if defined(CONFIG_SDL)
4601 case DT_SDL:
4602 sdl_display_init(ds, full_screen, no_frame);
4603 break;
4604#elif defined(CONFIG_COCOA)
4605 case DT_SDL:
4606 cocoa_display_init(ds, full_screen);
4607 break;
4608#endif
4609#if defined(CONFIG_GTK)
4610 case DT_GTK:
4611 gtk_display_init(ds, full_screen, grab_on_hover);
4612 break;
4613#endif
4614 default:
4615 break;
4616 }
4617
4618
4619 os_setup_signal_handling();
4620
4621#ifdef CONFIG_VNC
4622
4623 qemu_opts_foreach(qemu_find_opts("vnc"),
4624 vnc_init_func, NULL, NULL);
4625 if (show_vnc_port) {
4626 char *ret = vnc_display_local_addr("default");
4627 printf("VNC server running on '%s'\n", ret);
4628 g_free(ret);
4629 }
4630#endif
4631#ifdef CONFIG_SPICE
4632 if (using_spice) {
4633 qemu_spice_display_init();
4634 }
4635#endif
4636
4637 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4638 exit(1);
4639 }
4640
4641 qdev_machine_creation_done();
4642
4643
4644
4645 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4646 qemu_run_machine_init_done_notifiers();
4647
4648 if (rom_check_and_register_reset() != 0) {
4649 error_report("rom check and register reset failed");
4650 exit(1);
4651 }
4652
4653 replay_start();
4654
4655
4656
4657
4658 replay_checkpoint(CHECKPOINT_RESET);
4659 qemu_system_reset(VMRESET_SILENT);
4660 register_global_state();
4661 if (loadvm) {
4662 if (load_vmstate(loadvm) < 0) {
4663 autostart = 0;
4664 }
4665 }
4666
4667 qdev_prop_check_globals();
4668 if (vmstate_dump_file) {
4669
4670 dump_vmstate_json_to_file(vmstate_dump_file);
4671 return 0;
4672 }
4673
4674 if (incoming) {
4675 Error *local_err = NULL;
4676 qemu_start_incoming_migration(incoming, &local_err);
4677 if (local_err) {
4678 error_reportf_err(local_err, "-incoming %s: ", incoming);
4679 exit(1);
4680 }
4681 } else if (autostart) {
4682 vm_start();
4683 }
4684
4685 os_setup_post();
4686
4687 if (qemu_etrace_mask(ETRACE_F_GPIO)) {
4688 qemu_etrace_gpio_init();
4689 }
4690
4691 main_loop();
4692 replay_disable_events();
4693
4694 bdrv_close_all();
4695 pause_all_vcpus();
4696 res_free();
4697#ifdef CONFIG_TPM
4698 tpm_cleanup();
4699#endif
4700
4701 return 0;
4702}
4703