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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;
205bool tcg_tb_chain = true;
206
207static int has_defaults = 1;
208static int default_serial = 1;
209static int default_parallel = 1;
210static int default_virtcon = 1;
211static int default_sclp = 1;
212static int default_monitor = 1;
213static int default_floppy = 1;
214static int default_cdrom = 1;
215static int default_sdcard = 1;
216static int default_vga = 1;
217
218static struct {
219 const char *driver;
220 int *flag;
221} default_list[] = {
222 { .driver = "isa-serial", .flag = &default_serial },
223 { .driver = "isa-parallel", .flag = &default_parallel },
224 { .driver = "isa-fdc", .flag = &default_floppy },
225 { .driver = "ide-cd", .flag = &default_cdrom },
226 { .driver = "ide-hd", .flag = &default_cdrom },
227 { .driver = "ide-drive", .flag = &default_cdrom },
228 { .driver = "scsi-cd", .flag = &default_cdrom },
229 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
230 { .driver = "virtio-serial", .flag = &default_virtcon },
231 { .driver = "VGA", .flag = &default_vga },
232 { .driver = "isa-vga", .flag = &default_vga },
233 { .driver = "cirrus-vga", .flag = &default_vga },
234 { .driver = "isa-cirrus-vga", .flag = &default_vga },
235 { .driver = "vmware-svga", .flag = &default_vga },
236 { .driver = "qxl-vga", .flag = &default_vga },
237 { .driver = "virtio-vga", .flag = &default_vga },
238};
239
240static QemuOptsList qemu_rtc_opts = {
241 .name = "rtc",
242 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
243 .desc = {
244 {
245 .name = "base",
246 .type = QEMU_OPT_STRING,
247 },{
248 .name = "clock",
249 .type = QEMU_OPT_STRING,
250 },{
251 .name = "driftfix",
252 .type = QEMU_OPT_STRING,
253 },
254 { }
255 },
256};
257
258static QemuOptsList qemu_sandbox_opts = {
259 .name = "sandbox",
260 .implied_opt_name = "enable",
261 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
262 .desc = {
263 {
264 .name = "enable",
265 .type = QEMU_OPT_BOOL,
266 },
267 { }
268 },
269};
270
271static QemuOptsList qemu_trace_opts = {
272 .name = "trace",
273 .implied_opt_name = "enable",
274 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
275 .desc = {
276 {
277 .name = "enable",
278 .type = QEMU_OPT_STRING,
279 },
280 {
281 .name = "events",
282 .type = QEMU_OPT_STRING,
283 },{
284 .name = "file",
285 .type = QEMU_OPT_STRING,
286 },
287 { }
288 },
289};
290
291static QemuOptsList qemu_option_rom_opts = {
292 .name = "option-rom",
293 .implied_opt_name = "romfile",
294 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
295 .desc = {
296 {
297 .name = "bootindex",
298 .type = QEMU_OPT_NUMBER,
299 }, {
300 .name = "romfile",
301 .type = QEMU_OPT_STRING,
302 },
303 { }
304 },
305};
306
307static QemuOptsList qemu_machine_opts = {
308 .name = "machine",
309 .implied_opt_name = "type",
310 .merge_lists = true,
311 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
312 .desc = {
313
314
315
316
317
318 { }
319 },
320};
321
322static QemuOptsList qemu_boot_opts = {
323 .name = "boot-opts",
324 .implied_opt_name = "order",
325 .merge_lists = true,
326 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
327 .desc = {
328 {
329 .name = "order",
330 .type = QEMU_OPT_STRING,
331 }, {
332 .name = "once",
333 .type = QEMU_OPT_STRING,
334 }, {
335 .name = "menu",
336 .type = QEMU_OPT_BOOL,
337 }, {
338 .name = "splash",
339 .type = QEMU_OPT_STRING,
340 }, {
341 .name = "splash-time",
342 .type = QEMU_OPT_STRING,
343 }, {
344 .name = "reboot-timeout",
345 .type = QEMU_OPT_STRING,
346 }, {
347 .name = "strict",
348 .type = QEMU_OPT_BOOL,
349 }, {
350 .name = "mode",
351 .type = QEMU_OPT_NUMBER,
352 },
353 { }
354 },
355};
356
357static QemuOptsList qemu_add_fd_opts = {
358 .name = "add-fd",
359 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
360 .desc = {
361 {
362 .name = "fd",
363 .type = QEMU_OPT_NUMBER,
364 .help = "file descriptor of which a duplicate is added to fd set",
365 },{
366 .name = "set",
367 .type = QEMU_OPT_NUMBER,
368 .help = "ID of the fd set to add fd to",
369 },{
370 .name = "opaque",
371 .type = QEMU_OPT_STRING,
372 .help = "free-form string used to describe fd",
373 },
374 { }
375 },
376};
377
378static QemuOptsList qemu_object_opts = {
379 .name = "object",
380 .implied_opt_name = "qom-type",
381 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
382 .desc = {
383 { }
384 },
385};
386
387static QemuOptsList qemu_tpmdev_opts = {
388 .name = "tpmdev",
389 .implied_opt_name = "type",
390 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
391 .desc = {
392
393 { }
394 },
395};
396
397static QemuOptsList qemu_realtime_opts = {
398 .name = "realtime",
399 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
400 .desc = {
401 {
402 .name = "mlock",
403 .type = QEMU_OPT_BOOL,
404 },
405 { }
406 },
407};
408
409static QemuOptsList qemu_msg_opts = {
410 .name = "msg",
411 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
412 .desc = {
413 {
414 .name = "timestamp",
415 .type = QEMU_OPT_BOOL,
416 },
417 { }
418 },
419};
420
421static QemuOptsList qemu_name_opts = {
422 .name = "name",
423 .implied_opt_name = "guest",
424 .merge_lists = true,
425 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
426 .desc = {
427 {
428 .name = "guest",
429 .type = QEMU_OPT_STRING,
430 .help = "Sets the name of the guest.\n"
431 "This name will be displayed in the SDL window caption.\n"
432 "The name will also be used for the VNC server",
433 }, {
434 .name = "process",
435 .type = QEMU_OPT_STRING,
436 .help = "Sets the name of the QEMU process, as shown in top etc",
437 }, {
438 .name = "debug-threads",
439 .type = QEMU_OPT_BOOL,
440 .help = "When enabled, name the individual threads; defaults off.\n"
441 "NOTE: The thread names are for debugging and not a\n"
442 "stable API.",
443 },
444 { }
445 },
446};
447
448static QemuOptsList qemu_mem_opts = {
449 .name = "memory",
450 .implied_opt_name = "size",
451 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
452 .merge_lists = true,
453 .desc = {
454 {
455 .name = "size",
456 .type = QEMU_OPT_SIZE,
457 },
458 {
459 .name = "slots",
460 .type = QEMU_OPT_NUMBER,
461 },
462 {
463 .name = "maxmem",
464 .type = QEMU_OPT_SIZE,
465 },
466 { }
467 },
468};
469
470static QemuOptsList qemu_icount_opts = {
471 .name = "icount",
472 .implied_opt_name = "shift",
473 .merge_lists = true,
474 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
475 .desc = {
476 {
477 .name = "shift",
478 .type = QEMU_OPT_STRING,
479 }, {
480 .name = "align",
481 .type = QEMU_OPT_BOOL,
482 }, {
483 .name = "sleep",
484 .type = QEMU_OPT_BOOL,
485 }, {
486 .name = "rr",
487 .type = QEMU_OPT_STRING,
488 }, {
489 .name = "rrfile",
490 .type = QEMU_OPT_STRING,
491 },
492 { }
493 },
494};
495
496static QemuOptsList qemu_semihosting_config_opts = {
497 .name = "semihosting-config",
498 .implied_opt_name = "enable",
499 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
500 .desc = {
501 {
502 .name = "enable",
503 .type = QEMU_OPT_BOOL,
504 }, {
505 .name = "target",
506 .type = QEMU_OPT_STRING,
507 }, {
508 .name = "arg",
509 .type = QEMU_OPT_STRING,
510 },
511 { }
512 },
513};
514
515static QemuOptsList qemu_fw_cfg_opts = {
516 .name = "fw_cfg",
517 .implied_opt_name = "name",
518 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
519 .desc = {
520 {
521 .name = "name",
522 .type = QEMU_OPT_STRING,
523 .help = "Sets the fw_cfg name of the blob to be inserted",
524 }, {
525 .name = "file",
526 .type = QEMU_OPT_STRING,
527 .help = "Sets the name of the file from which\n"
528 "the fw_cfg blob will be loaded",
529 }, {
530 .name = "string",
531 .type = QEMU_OPT_STRING,
532 .help = "Sets content of the blob to be inserted from a string",
533 },
534 { }
535 },
536};
537
538
539
540
541
542
543QemuOpts *qemu_get_machine_opts(void)
544{
545 return qemu_find_opts_singleton("machine");
546}
547
548const char *qemu_get_vm_name(void)
549{
550 return qemu_name;
551}
552
553static void res_free(void)
554{
555 g_free(boot_splash_filedata);
556 boot_splash_filedata = NULL;
557}
558
559static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
560{
561 const char *driver = qemu_opt_get(opts, "driver");
562 int i;
563
564 if (!driver)
565 return 0;
566 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
567 if (strcmp(default_list[i].driver, driver) != 0)
568 continue;
569 *(default_list[i].flag) = 0;
570 }
571 return 0;
572}
573
574
575
576
577static RunState current_run_state = RUN_STATE_PRELAUNCH;
578
579
580static RunState vmstop_requested = RUN_STATE__MAX;
581static QemuMutex vmstop_lock;
582
583typedef struct {
584 RunState from;
585 RunState to;
586} RunStateTransition;
587
588static const RunStateTransition runstate_transitions_def[] = {
589
590 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
591 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
592 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
593
594 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
595 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
596 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
597 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
598 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
599 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
600 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
601 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
602 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
603 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
604 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
605
606 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
607 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
608 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
609
610 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
611 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
612 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
613
614 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
615 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
616 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
617
618 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
619 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
620 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
621
622 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
623 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
624 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
625
626 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
627 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
628 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
629
630 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
631 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
632
633 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
634 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
635 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
636 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
637 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
638 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
639 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
640 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
641 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
642 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
643
644 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
645
646 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
647 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
648 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
649
650 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
651 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
652 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
653 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
654 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
655
656 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
657 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
658 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
659
660 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
661 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
662 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
663
664 { RUN_STATE__MAX, RUN_STATE__MAX },
665};
666
667static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
668
669bool runstate_check(RunState state)
670{
671 return current_run_state == state;
672}
673
674bool runstate_store(char *str, size_t size)
675{
676 const char *state = RunState_lookup[current_run_state];
677 size_t len = strlen(state) + 1;
678
679 if (len > size) {
680 return false;
681 }
682 memcpy(str, state, len);
683 return true;
684}
685
686static void runstate_init(void)
687{
688 const RunStateTransition *p;
689
690 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
691 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
692 runstate_valid_transitions[p->from][p->to] = true;
693 }
694
695 qemu_mutex_init(&vmstop_lock);
696}
697
698
699void runstate_set(RunState new_state)
700{
701 assert(new_state < RUN_STATE__MAX);
702
703 if (!runstate_valid_transitions[current_run_state][new_state]) {
704 error_report("invalid runstate transition: '%s' -> '%s'",
705 RunState_lookup[current_run_state],
706 RunState_lookup[new_state]);
707 abort();
708 }
709 trace_runstate_set(new_state);
710 current_run_state = new_state;
711}
712
713int runstate_is_running(void)
714{
715 return runstate_check(RUN_STATE_RUNNING);
716}
717
718bool runstate_needs_reset(void)
719{
720 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
721 runstate_check(RUN_STATE_SHUTDOWN);
722}
723
724StatusInfo *qmp_query_status(Error **errp)
725{
726 StatusInfo *info = g_malloc0(sizeof(*info));
727
728 info->running = runstate_is_running();
729 info->singlestep = singlestep;
730 info->status = current_run_state;
731
732 return info;
733}
734
735static bool qemu_vmstop_requested(RunState *r)
736{
737 qemu_mutex_lock(&vmstop_lock);
738 *r = vmstop_requested;
739 vmstop_requested = RUN_STATE__MAX;
740 qemu_mutex_unlock(&vmstop_lock);
741 return *r < RUN_STATE__MAX;
742}
743
744void qemu_system_vmstop_request_prepare(void)
745{
746 qemu_mutex_lock(&vmstop_lock);
747}
748
749void qemu_system_vmstop_request(RunState state)
750{
751 vmstop_requested = state;
752 qemu_mutex_unlock(&vmstop_lock);
753 qemu_notify_event();
754}
755
756void vm_start(void)
757{
758 RunState requested;
759
760 qemu_vmstop_requested(&requested);
761 if (runstate_is_running() && requested == RUN_STATE__MAX) {
762 return;
763 }
764
765
766
767
768
769
770 if (runstate_is_running()) {
771 qapi_event_send_stop(&error_abort);
772 } else {
773 cpu_enable_ticks();
774 runstate_set(RUN_STATE_RUNNING);
775 vm_state_notify(1, RUN_STATE_RUNNING);
776 resume_all_vcpus();
777 }
778
779 qapi_event_send_resume(&error_abort);
780}
781
782
783
784
785
786static time_t qemu_time(void)
787{
788 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
789}
790
791
792
793void qemu_get_timedate(struct tm *tm, int offset)
794{
795 time_t ti = qemu_time();
796
797 ti += offset;
798 if (rtc_date_offset == -1) {
799 if (rtc_utc)
800 gmtime_r(&ti, tm);
801 else
802 localtime_r(&ti, tm);
803 } else {
804 ti -= rtc_date_offset;
805 gmtime_r(&ti, tm);
806 }
807}
808
809int qemu_timedate_diff(struct tm *tm)
810{
811 time_t seconds;
812
813 if (rtc_date_offset == -1)
814 if (rtc_utc)
815 seconds = mktimegm(tm);
816 else {
817 struct tm tmp = *tm;
818 tmp.tm_isdst = -1;
819 seconds = mktime(&tmp);
820 }
821 else
822 seconds = mktimegm(tm) + rtc_date_offset;
823
824 return seconds - qemu_time();
825}
826
827static void configure_rtc_date_offset(const char *startdate, int legacy)
828{
829 time_t rtc_start_date;
830 struct tm tm;
831
832 if (!strcmp(startdate, "now") && legacy) {
833 rtc_date_offset = -1;
834 } else {
835 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
836 &tm.tm_year,
837 &tm.tm_mon,
838 &tm.tm_mday,
839 &tm.tm_hour,
840 &tm.tm_min,
841 &tm.tm_sec) == 6) {
842
843 } else if (sscanf(startdate, "%d-%d-%d",
844 &tm.tm_year,
845 &tm.tm_mon,
846 &tm.tm_mday) == 3) {
847 tm.tm_hour = 0;
848 tm.tm_min = 0;
849 tm.tm_sec = 0;
850 } else {
851 goto date_fail;
852 }
853 tm.tm_year -= 1900;
854 tm.tm_mon--;
855 rtc_start_date = mktimegm(&tm);
856 if (rtc_start_date == -1) {
857 date_fail:
858 error_report("invalid date format");
859 error_printf("valid formats: "
860 "'2006-06-17T16:01:21' or '2006-06-17'\n");
861 exit(1);
862 }
863 rtc_date_offset = qemu_time() - rtc_start_date;
864 }
865}
866
867static void configure_rtc(QemuOpts *opts)
868{
869 const char *value;
870
871 value = qemu_opt_get(opts, "base");
872 if (value) {
873 if (!strcmp(value, "utc")) {
874 rtc_utc = 1;
875 } else if (!strcmp(value, "localtime")) {
876 Error *blocker = NULL;
877 rtc_utc = 0;
878 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
879 "-rtc base=localtime");
880 replay_add_blocker(blocker);
881 } else {
882 configure_rtc_date_offset(value, 0);
883 }
884 }
885 value = qemu_opt_get(opts, "clock");
886 if (value) {
887 if (!strcmp(value, "host")) {
888 rtc_clock = QEMU_CLOCK_HOST;
889 } else if (!strcmp(value, "rt")) {
890 rtc_clock = QEMU_CLOCK_REALTIME;
891 } else if (!strcmp(value, "vm")) {
892 rtc_clock = QEMU_CLOCK_VIRTUAL;
893 } else {
894 error_report("invalid option value '%s'", value);
895 exit(1);
896 }
897 }
898 value = qemu_opt_get(opts, "driftfix");
899 if (value) {
900 if (!strcmp(value, "slew")) {
901 static GlobalProperty slew_lost_ticks[] = {
902 {
903 .driver = "mc146818rtc",
904 .property = "lost_tick_policy",
905 .value = "slew",
906 },
907 { }
908 };
909
910 qdev_prop_register_global_list(slew_lost_ticks);
911 } else if (!strcmp(value, "none")) {
912
913 } else {
914 error_report("invalid option value '%s'", value);
915 exit(1);
916 }
917 }
918}
919
920
921
922static int nb_hcis;
923static int cur_hci;
924static struct HCIInfo *hci_table[MAX_NICS];
925
926struct HCIInfo *qemu_next_hci(void)
927{
928 if (cur_hci == nb_hcis)
929 return &null_hci;
930
931 return hci_table[cur_hci++];
932}
933
934static int bt_hci_parse(const char *str)
935{
936 struct HCIInfo *hci;
937 bdaddr_t bdaddr;
938
939 if (nb_hcis >= MAX_NICS) {
940 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
941 return -1;
942 }
943
944 hci = hci_init(str);
945 if (!hci)
946 return -1;
947
948 bdaddr.b[0] = 0x52;
949 bdaddr.b[1] = 0x54;
950 bdaddr.b[2] = 0x00;
951 bdaddr.b[3] = 0x12;
952 bdaddr.b[4] = 0x34;
953 bdaddr.b[5] = 0x56 + nb_hcis;
954 hci->bdaddr_set(hci, bdaddr.b);
955
956 hci_table[nb_hcis++] = hci;
957
958 return 0;
959}
960
961static void bt_vhci_add(int vlan_id)
962{
963 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
964
965 if (!vlan->slave)
966 error_report("warning: adding a VHCI to an empty scatternet %i",
967 vlan_id);
968
969 bt_vhci_init(bt_new_hci(vlan));
970}
971
972static struct bt_device_s *bt_device_add(const char *opt)
973{
974 struct bt_scatternet_s *vlan;
975 int vlan_id = 0;
976 char *endp = strstr(opt, ",vlan=");
977 int len = (endp ? endp - opt : strlen(opt)) + 1;
978 char devname[10];
979
980 pstrcpy(devname, MIN(sizeof(devname), len), opt);
981
982 if (endp) {
983 vlan_id = strtol(endp + 6, &endp, 0);
984 if (*endp) {
985 error_report("unrecognised bluetooth vlan Id");
986 return 0;
987 }
988 }
989
990 vlan = qemu_find_bt_vlan(vlan_id);
991
992 if (!vlan->slave)
993 error_report("warning: adding a slave device to an empty scatternet %i",
994 vlan_id);
995
996 if (!strcmp(devname, "keyboard"))
997 return bt_keyboard_init(vlan);
998
999 error_report("unsupported bluetooth device '%s'", devname);
1000 return 0;
1001}
1002
1003static int bt_parse(const char *opt)
1004{
1005 const char *endp, *p;
1006 int vlan;
1007
1008 if (strstart(opt, "hci", &endp)) {
1009 if (!*endp || *endp == ',') {
1010 if (*endp)
1011 if (!strstart(endp, ",vlan=", 0))
1012 opt = endp + 1;
1013
1014 return bt_hci_parse(opt);
1015 }
1016 } else if (strstart(opt, "vhci", &endp)) {
1017 if (!*endp || *endp == ',') {
1018 if (*endp) {
1019 if (strstart(endp, ",vlan=", &p)) {
1020 vlan = strtol(p, (char **) &endp, 0);
1021 if (*endp) {
1022 error_report("bad scatternet '%s'", p);
1023 return 1;
1024 }
1025 } else {
1026 error_report("bad parameter '%s'", endp + 1);
1027 return 1;
1028 }
1029 } else
1030 vlan = 0;
1031
1032 bt_vhci_add(vlan);
1033 return 0;
1034 }
1035 } else if (strstart(opt, "device:", &endp))
1036 return !bt_device_add(endp);
1037
1038 error_report("bad bluetooth parameter '%s'", opt);
1039 return 1;
1040}
1041
1042static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp)
1043{
1044
1045 if (qemu_opt_get_bool(opts, "enable", false)) {
1046#ifdef CONFIG_SECCOMP
1047 if (seccomp_start() < 0) {
1048 error_report("failed to install seccomp syscall filter "
1049 "in the kernel");
1050 return -1;
1051 }
1052#else
1053 error_report("seccomp support is disabled");
1054 return -1;
1055#endif
1056 }
1057
1058 return 0;
1059}
1060
1061static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
1062{
1063 const char *proc_name;
1064
1065 if (qemu_opt_get(opts, "debug-threads")) {
1066 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1067 }
1068 qemu_name = qemu_opt_get(opts, "guest");
1069
1070 proc_name = qemu_opt_get(opts, "process");
1071 if (proc_name) {
1072 os_set_proc_name(proc_name);
1073 }
1074
1075 return 0;
1076}
1077
1078bool defaults_enabled(void)
1079{
1080 return has_defaults;
1081}
1082
1083bool usb_enabled(void)
1084{
1085 return machine_usb(current_machine);
1086}
1087
1088#ifndef _WIN32
1089static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
1090{
1091 int fd, dupfd, flags;
1092 int64_t fdset_id;
1093 const char *fd_opaque = NULL;
1094 AddfdInfo *fdinfo;
1095
1096 fd = qemu_opt_get_number(opts, "fd", -1);
1097 fdset_id = qemu_opt_get_number(opts, "set", -1);
1098 fd_opaque = qemu_opt_get(opts, "opaque");
1099
1100 if (fd < 0) {
1101 error_report("fd option is required and must be non-negative");
1102 return -1;
1103 }
1104
1105 if (fd <= STDERR_FILENO) {
1106 error_report("fd cannot be a standard I/O stream");
1107 return -1;
1108 }
1109
1110
1111
1112
1113
1114 flags = fcntl(fd, F_GETFD);
1115 if (flags == -1 || (flags & FD_CLOEXEC)) {
1116 error_report("fd is not valid or already in use");
1117 return -1;
1118 }
1119
1120 if (fdset_id < 0) {
1121 error_report("set option is required and must be non-negative");
1122 return -1;
1123 }
1124
1125#ifdef F_DUPFD_CLOEXEC
1126 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1127#else
1128 dupfd = dup(fd);
1129 if (dupfd != -1) {
1130 qemu_set_cloexec(dupfd);
1131 }
1132#endif
1133 if (dupfd == -1) {
1134 error_report("error duplicating fd: %s", strerror(errno));
1135 return -1;
1136 }
1137
1138
1139 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1140 &error_abort);
1141 g_free(fdinfo);
1142
1143 return 0;
1144}
1145
1146static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
1147{
1148 int fd;
1149
1150 fd = qemu_opt_get_number(opts, "fd", -1);
1151 close(fd);
1152
1153 return 0;
1154}
1155#endif
1156
1157
1158
1159
1160#define HD_OPTS "media=disk"
1161#define CDROM_OPTS "media=cdrom"
1162#define FD_OPTS ""
1163#define PFLASH_OPTS ""
1164#define MTD_OPTS ""
1165#define SD_OPTS ""
1166
1167static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
1168{
1169 BlockInterfaceType *block_default_type = opaque;
1170
1171 return drive_new(opts, *block_default_type) == NULL;
1172}
1173
1174static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
1175{
1176 if (qemu_opt_get(opts, "snapshot") == NULL) {
1177 qemu_opt_set(opts, "snapshot", "on", &error_abort);
1178 }
1179 return 0;
1180}
1181
1182static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1183 int index, const char *optstr)
1184{
1185 QemuOpts *opts;
1186 DriveInfo *dinfo;
1187
1188 if (!enable || drive_get_by_index(type, index)) {
1189 return;
1190 }
1191
1192 opts = drive_add(type, index, NULL, optstr);
1193 if (snapshot) {
1194 drive_enable_snapshot(NULL, opts, NULL);
1195 }
1196
1197 dinfo = drive_new(opts, type);
1198 if (!dinfo) {
1199 exit(1);
1200 }
1201 dinfo->is_default = true;
1202
1203}
1204
1205static QemuOptsList qemu_smp_opts = {
1206 .name = "smp-opts",
1207 .implied_opt_name = "cpus",
1208 .merge_lists = true,
1209 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1210 .desc = {
1211 {
1212 .name = "cpus",
1213 .type = QEMU_OPT_NUMBER,
1214 }, {
1215 .name = "sockets",
1216 .type = QEMU_OPT_NUMBER,
1217 }, {
1218 .name = "cores",
1219 .type = QEMU_OPT_NUMBER,
1220 }, {
1221 .name = "threads",
1222 .type = QEMU_OPT_NUMBER,
1223 }, {
1224 .name = "maxcpus",
1225 .type = QEMU_OPT_NUMBER,
1226 },
1227 { }
1228 },
1229};
1230
1231static void smp_parse(QemuOpts *opts)
1232{
1233 if (opts) {
1234
1235 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1236 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1237 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1238 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1239
1240
1241 if (cpus == 0 || sockets == 0) {
1242 sockets = sockets > 0 ? sockets : 1;
1243 cores = cores > 0 ? cores : 1;
1244 threads = threads > 0 ? threads : 1;
1245 if (cpus == 0) {
1246 cpus = cores * threads * sockets;
1247 }
1248 } else if (cores == 0) {
1249 threads = threads > 0 ? threads : 1;
1250 cores = cpus / (sockets * threads);
1251 } else if (threads == 0) {
1252 threads = cpus / (cores * sockets);
1253 } else if (sockets * cores * threads < cpus) {
1254 error_report("cpu topology: "
1255 "sockets (%u) * cores (%u) * threads (%u) < "
1256 "smp_cpus (%u)",
1257 sockets, cores, threads, cpus);
1258 exit(1);
1259 }
1260
1261 max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
1262 if (sockets * cores * threads > max_cpus) {
1263 error_report("cpu topology: "
1264 "sockets (%u) * cores (%u) * threads (%u) > "
1265 "maxcpus (%u)",
1266 sockets, cores, threads, max_cpus);
1267 exit(1);
1268 }
1269
1270 smp_cpus = cpus;
1271 smp_cores = cores > 0 ? cores : 1;
1272 smp_threads = threads > 0 ? threads : 1;
1273
1274 }
1275
1276 if (max_cpus == 0) {
1277 max_cpus = smp_cpus;
1278 }
1279
1280 if (max_cpus > MAX_CPUMASK_BITS) {
1281 error_report("unsupported number of maxcpus");
1282 exit(1);
1283 }
1284 if (max_cpus < smp_cpus) {
1285 error_report("maxcpus must be equal to or greater than smp");
1286 exit(1);
1287 }
1288
1289 if (smp_cpus > 1 || smp_cores > 1 || smp_threads > 1) {
1290 Error *blocker = NULL;
1291 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp");
1292 replay_add_blocker(blocker);
1293 }
1294}
1295
1296static void realtime_init(void)
1297{
1298 if (enable_mlock) {
1299 if (os_mlock() < 0) {
1300 error_report("locking memory failed");
1301 exit(1);
1302 }
1303 }
1304}
1305
1306
1307static void configure_msg(QemuOpts *opts)
1308{
1309 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1310}
1311
1312
1313
1314
1315typedef struct SemihostingConfig {
1316 bool enabled;
1317 SemihostingTarget target;
1318 const char **argv;
1319 int argc;
1320 const char *cmdline;
1321} SemihostingConfig;
1322
1323static SemihostingConfig semihosting;
1324
1325bool semihosting_enabled(void)
1326{
1327 return semihosting.enabled;
1328}
1329
1330SemihostingTarget semihosting_get_target(void)
1331{
1332 return semihosting.target;
1333}
1334
1335const char *semihosting_get_arg(int i)
1336{
1337 if (i >= semihosting.argc) {
1338 return NULL;
1339 }
1340 return semihosting.argv[i];
1341}
1342
1343int semihosting_get_argc(void)
1344{
1345 return semihosting.argc;
1346}
1347
1348const char *semihosting_get_cmdline(void)
1349{
1350 if (semihosting.cmdline == NULL && semihosting.argc > 0) {
1351 semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
1352 }
1353 return semihosting.cmdline;
1354}
1355
1356static int add_semihosting_arg(void *opaque,
1357 const char *name, const char *val,
1358 Error **errp)
1359{
1360 SemihostingConfig *s = opaque;
1361 if (strcmp(name, "arg") == 0) {
1362 s->argc++;
1363
1364 s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
1365 s->argv[s->argc - 1] = val;
1366 s->argv[s->argc] = NULL;
1367 }
1368 return 0;
1369}
1370
1371
1372static inline void semihosting_arg_fallback(const char *file, const char *cmd)
1373{
1374 char *cmd_token;
1375
1376
1377 add_semihosting_arg(&semihosting, "arg", file, NULL);
1378
1379
1380 cmd_token = strtok(g_strdup(cmd), " ");
1381 while (cmd_token) {
1382 add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
1383 cmd_token = strtok(NULL, " ");
1384 }
1385}
1386
1387
1388bool has_igd_gfx_passthru;
1389static void igd_gfx_passthru(void)
1390{
1391 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1392}
1393
1394
1395
1396
1397static int usb_device_add(const char *devname)
1398{
1399 USBDevice *dev = NULL;
1400#ifndef CONFIG_LINUX
1401 const char *p;
1402#endif
1403
1404 if (!usb_enabled()) {
1405 return -1;
1406 }
1407
1408
1409 dev = usbdevice_create(devname);
1410 if (dev)
1411 goto done;
1412
1413
1414#ifndef CONFIG_LINUX
1415
1416 if (strstart(devname, "host:", &p)) {
1417 dev = usb_host_device_open(usb_bus_find(-1), p);
1418 }
1419#endif
1420 if (!dev)
1421 return -1;
1422
1423done:
1424 return 0;
1425}
1426
1427static int usb_device_del(const char *devname)
1428{
1429 int bus_num, addr;
1430 const char *p;
1431
1432 if (strstart(devname, "host:", &p)) {
1433 return -1;
1434 }
1435
1436 if (!usb_enabled()) {
1437 return -1;
1438 }
1439
1440 p = strchr(devname, '.');
1441 if (!p)
1442 return -1;
1443 bus_num = strtoul(devname, NULL, 0);
1444 addr = strtoul(p + 1, NULL, 0);
1445
1446 return usb_device_delete_addr(bus_num, addr);
1447}
1448
1449static int usb_parse(const char *cmdline)
1450{
1451 int r;
1452 r = usb_device_add(cmdline);
1453 if (r < 0) {
1454 error_report("could not add USB device '%s'", cmdline);
1455 }
1456 return r;
1457}
1458
1459void hmp_usb_add(Monitor *mon, const QDict *qdict)
1460{
1461 const char *devname = qdict_get_str(qdict, "devname");
1462 if (usb_device_add(devname) < 0) {
1463 error_report("could not add USB device '%s'", devname);
1464 }
1465}
1466
1467void hmp_usb_del(Monitor *mon, const QDict *qdict)
1468{
1469 const char *devname = qdict_get_str(qdict, "devname");
1470 if (usb_device_del(devname) < 0) {
1471 error_report("could not delete USB device '%s'", devname);
1472 }
1473}
1474
1475
1476
1477
1478MachineState *current_machine;
1479
1480static MachineClass *find_machine(const char *name)
1481{
1482 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1483 MachineClass *mc = NULL;
1484
1485 for (el = machines; el; el = el->next) {
1486 MachineClass *temp = el->data;
1487
1488 if (!strcmp(temp->name, name)) {
1489 mc = temp;
1490 break;
1491 }
1492 if (temp->alias &&
1493 !strcmp(temp->alias, name)) {
1494 mc = temp;
1495 break;
1496 }
1497 }
1498
1499 g_slist_free(machines);
1500 return mc;
1501}
1502
1503MachineClass *find_default_machine(void)
1504{
1505 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1506 MachineClass *mc = NULL;
1507
1508 for (el = machines; el; el = el->next) {
1509 MachineClass *temp = el->data;
1510
1511 if (temp->is_default) {
1512 mc = temp;
1513 break;
1514 }
1515 }
1516
1517 g_slist_free(machines);
1518 return mc;
1519}
1520
1521MachineInfoList *qmp_query_machines(Error **errp)
1522{
1523 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1524 MachineInfoList *mach_list = NULL;
1525
1526 for (el = machines; el; el = el->next) {
1527 MachineClass *mc = el->data;
1528 MachineInfoList *entry;
1529 MachineInfo *info;
1530
1531 info = g_malloc0(sizeof(*info));
1532 if (mc->is_default) {
1533 info->has_is_default = true;
1534 info->is_default = true;
1535 }
1536
1537 if (mc->alias) {
1538 info->has_alias = true;
1539 info->alias = g_strdup(mc->alias);
1540 }
1541
1542 info->name = g_strdup(mc->name);
1543 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1544
1545 entry = g_malloc0(sizeof(*entry));
1546 entry->value = info;
1547 entry->next = mach_list;
1548 mach_list = entry;
1549 }
1550
1551 g_slist_free(machines);
1552 return mach_list;
1553}
1554
1555static int machine_help_func(QemuOpts *opts, MachineState *machine)
1556{
1557 ObjectProperty *prop;
1558 ObjectPropertyIterator iter;
1559
1560 if (!qemu_opt_has_help_opt(opts)) {
1561 return 0;
1562 }
1563
1564 object_property_iter_init(&iter, OBJECT(machine));
1565 while ((prop = object_property_iter_next(&iter))) {
1566 if (!prop->set) {
1567 continue;
1568 }
1569
1570 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1571 prop->name, prop->type);
1572 if (prop->description) {
1573 error_printf(" (%s)\n", prop->description);
1574 } else {
1575 error_printf("\n");
1576 }
1577 }
1578
1579 return 1;
1580}
1581
1582
1583
1584
1585struct vm_change_state_entry {
1586 VMChangeStateHandler *cb;
1587 void *opaque;
1588 QLIST_ENTRY (vm_change_state_entry) entries;
1589};
1590
1591static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1592
1593VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1594 void *opaque)
1595{
1596 VMChangeStateEntry *e;
1597
1598 e = g_malloc0(sizeof (*e));
1599
1600 e->cb = cb;
1601 e->opaque = opaque;
1602 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1603 return e;
1604}
1605
1606void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1607{
1608 QLIST_REMOVE (e, entries);
1609 g_free (e);
1610}
1611
1612void vm_state_notify(int running, RunState state)
1613{
1614 VMChangeStateEntry *e, *next;
1615
1616 trace_vm_state_notify(running, state);
1617
1618 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1619 e->cb(e->opaque, running, state);
1620 }
1621}
1622
1623
1624
1625typedef struct QEMUResetEntry {
1626 QTAILQ_ENTRY(QEMUResetEntry) entry;
1627 QEMUResetHandler *func;
1628 void *opaque;
1629} QEMUResetEntry;
1630
1631static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1632 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1633static int reset_requested;
1634static int shutdown_requested, shutdown_signal = -1;
1635static pid_t shutdown_pid;
1636static int powerdown_requested;
1637static int debug_requested;
1638static int suspend_requested;
1639static WakeupReason wakeup_reason;
1640static NotifierList powerdown_notifiers =
1641 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1642static NotifierList suspend_notifiers =
1643 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1644static NotifierList wakeup_notifiers =
1645 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1646static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1647
1648int qemu_shutdown_requested_get(void)
1649{
1650 return shutdown_requested;
1651}
1652
1653int qemu_reset_requested_get(void)
1654{
1655 return reset_requested;
1656}
1657
1658static int qemu_shutdown_requested(void)
1659{
1660 return atomic_xchg(&shutdown_requested, 0);
1661}
1662
1663static void qemu_kill_report(void)
1664{
1665 if (!qtest_driver() && shutdown_signal != -1) {
1666 if (shutdown_pid == 0) {
1667
1668
1669
1670 error_report("terminating on signal %d", shutdown_signal);
1671 } else {
1672 error_report("terminating on signal %d from pid " FMT_pid,
1673 shutdown_signal, shutdown_pid);
1674 }
1675 shutdown_signal = -1;
1676 }
1677}
1678
1679static int qemu_reset_requested(void)
1680{
1681 int r = reset_requested;
1682 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
1683 reset_requested = 0;
1684 return r;
1685 }
1686 return false;
1687}
1688
1689static int qemu_suspend_requested(void)
1690{
1691 int r = suspend_requested;
1692 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1693 suspend_requested = 0;
1694 return r;
1695 }
1696 return false;
1697}
1698
1699static WakeupReason qemu_wakeup_requested(void)
1700{
1701 return wakeup_reason;
1702}
1703
1704static int qemu_powerdown_requested(void)
1705{
1706 int r = powerdown_requested;
1707 powerdown_requested = 0;
1708 return r;
1709}
1710
1711static int qemu_debug_requested(void)
1712{
1713 int r = debug_requested;
1714 debug_requested = 0;
1715 return r;
1716}
1717
1718void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1719{
1720 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1721
1722 re->func = func;
1723 re->opaque = opaque;
1724 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1725}
1726
1727void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1728{
1729 QEMUResetEntry *re;
1730
1731 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1732 if (re->func == func && re->opaque == opaque) {
1733 QTAILQ_REMOVE(&reset_handlers, re, entry);
1734 g_free(re);
1735 return;
1736 }
1737 }
1738}
1739
1740void qemu_devices_reset(void)
1741{
1742 QEMUResetEntry *re, *nre;
1743
1744
1745 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1746 if (re->func) {
1747 re->func(re->opaque);
1748 }
1749 }
1750}
1751
1752void qemu_system_reset(bool report)
1753{
1754 MachineClass *mc;
1755
1756 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1757
1758 cpu_synchronize_all_states();
1759
1760 if (mc && mc->reset) {
1761 mc->reset();
1762 } else {
1763 qemu_devices_reset();
1764 }
1765 if (report) {
1766 qapi_event_send_reset(&error_abort);
1767 }
1768 cpu_synchronize_all_post_reset();
1769}
1770
1771void qemu_system_guest_panicked(void)
1772{
1773 if (current_cpu) {
1774 current_cpu->crash_occurred = true;
1775 }
1776 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort);
1777 vm_stop(RUN_STATE_GUEST_PANICKED);
1778}
1779
1780void qemu_system_reset_request(void)
1781{
1782 if (no_reboot) {
1783 shutdown_requested = 1;
1784 } else {
1785 reset_requested = 1;
1786 }
1787 cpu_stop_current();
1788 qemu_notify_event();
1789}
1790
1791static void qemu_system_suspend(void)
1792{
1793 pause_all_vcpus();
1794 notifier_list_notify(&suspend_notifiers, NULL);
1795 runstate_set(RUN_STATE_SUSPENDED);
1796 qapi_event_send_suspend(&error_abort);
1797}
1798
1799void qemu_system_suspend_request(void)
1800{
1801 if (runstate_check(RUN_STATE_SUSPENDED)) {
1802 return;
1803 }
1804 suspend_requested = 1;
1805 cpu_stop_current();
1806 qemu_notify_event();
1807}
1808
1809void qemu_register_suspend_notifier(Notifier *notifier)
1810{
1811 notifier_list_add(&suspend_notifiers, notifier);
1812}
1813
1814void qemu_system_wakeup_request(WakeupReason reason)
1815{
1816 trace_system_wakeup_request(reason);
1817
1818 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1819 return;
1820 }
1821 if (!(wakeup_reason_mask & (1 << reason))) {
1822 return;
1823 }
1824 runstate_set(RUN_STATE_RUNNING);
1825 wakeup_reason = reason;
1826 qemu_notify_event();
1827}
1828
1829void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1830{
1831 if (enabled) {
1832 wakeup_reason_mask |= (1 << reason);
1833 } else {
1834 wakeup_reason_mask &= ~(1 << reason);
1835 }
1836}
1837
1838void qemu_register_wakeup_notifier(Notifier *notifier)
1839{
1840 notifier_list_add(&wakeup_notifiers, notifier);
1841}
1842
1843void qemu_system_killed(int signal, pid_t pid)
1844{
1845 shutdown_signal = signal;
1846 shutdown_pid = pid;
1847 no_shutdown = 0;
1848
1849
1850
1851
1852 shutdown_requested = 1;
1853 qemu_notify_event();
1854}
1855
1856void qemu_system_shutdown_request(void)
1857{
1858 trace_qemu_system_shutdown_request();
1859 replay_shutdown_request();
1860 shutdown_requested = 1;
1861 qemu_notify_event();
1862}
1863
1864static void qemu_system_powerdown(void)
1865{
1866 qapi_event_send_powerdown(&error_abort);
1867 notifier_list_notify(&powerdown_notifiers, NULL);
1868}
1869
1870void qemu_system_powerdown_request(void)
1871{
1872 trace_qemu_system_powerdown_request();
1873 powerdown_requested = 1;
1874 qemu_notify_event();
1875}
1876
1877void qemu_register_powerdown_notifier(Notifier *notifier)
1878{
1879 notifier_list_add(&powerdown_notifiers, notifier);
1880}
1881
1882void qemu_system_debug_request(void)
1883{
1884 debug_requested = 1;
1885 qemu_notify_event();
1886}
1887
1888static bool main_loop_should_exit(void)
1889{
1890 RunState r;
1891 if (qemu_debug_requested()) {
1892 vm_stop(RUN_STATE_DEBUG);
1893 }
1894 if (qemu_suspend_requested()) {
1895 qemu_system_suspend();
1896 }
1897 if (qemu_shutdown_requested()) {
1898 qemu_kill_report();
1899 qapi_event_send_shutdown(&error_abort);
1900 if (no_shutdown) {
1901 vm_stop(RUN_STATE_SHUTDOWN);
1902 } else {
1903 return true;
1904 }
1905 }
1906 if (qemu_reset_requested()) {
1907 pause_all_vcpus();
1908 qemu_system_reset(VMRESET_REPORT);
1909 resume_all_vcpus();
1910 if (!runstate_check(RUN_STATE_RUNNING) &&
1911 !runstate_check(RUN_STATE_INMIGRATE)) {
1912 runstate_set(RUN_STATE_PRELAUNCH);
1913 }
1914 }
1915 if (qemu_wakeup_requested()) {
1916 pause_all_vcpus();
1917 qemu_system_reset(VMRESET_SILENT);
1918 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1919 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1920 resume_all_vcpus();
1921 qapi_event_send_wakeup(&error_abort);
1922 }
1923 if (qemu_powerdown_requested()) {
1924 qemu_system_powerdown();
1925 }
1926 if (qemu_vmstop_requested(&r)) {
1927 vm_stop(r);
1928 }
1929 return false;
1930}
1931
1932static void main_loop(void)
1933{
1934 bool nonblocking;
1935 int last_io = 0;
1936#ifdef CONFIG_PROFILER
1937 int64_t ti;
1938#endif
1939 do {
1940 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1941#ifdef CONFIG_PROFILER
1942 ti = profile_getclock();
1943#endif
1944 last_io = main_loop_wait(nonblocking);
1945#ifdef CONFIG_PROFILER
1946 dev_time += profile_getclock() - ti;
1947#endif
1948 } while (!main_loop_should_exit());
1949}
1950
1951static void version(void)
1952{
1953 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1954}
1955
1956static void help(int exitcode)
1957{
1958 version();
1959 printf("usage: %s [options] [disk_image]\n\n"
1960 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1961 error_get_progname());
1962
1963#define QEMU_OPTIONS_GENERATE_HELP
1964#include "qemu-options-wrapper.h"
1965
1966 printf("\nDuring emulation, the following keys are useful:\n"
1967 "ctrl-alt-f toggle full screen\n"
1968 "ctrl-alt-n switch to virtual console 'n'\n"
1969 "ctrl-alt toggle mouse and keyboard grab\n"
1970 "\n"
1971 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1972
1973 exit(exitcode);
1974}
1975
1976#define HAS_ARG 0x0001
1977
1978typedef struct QEMUOption {
1979 const char *name;
1980 int flags;
1981 int index;
1982 uint32_t arch_mask;
1983} QEMUOption;
1984
1985static const QEMUOption qemu_options[] = {
1986 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1987#define QEMU_OPTIONS_GENERATE_OPTIONS
1988#include "qemu-options-wrapper.h"
1989 { NULL },
1990};
1991
1992static bool vga_available(void)
1993{
1994 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1995}
1996
1997static bool cirrus_vga_available(void)
1998{
1999 return object_class_by_name("cirrus-vga")
2000 || object_class_by_name("isa-cirrus-vga");
2001}
2002
2003static bool vmware_vga_available(void)
2004{
2005 return object_class_by_name("vmware-svga");
2006}
2007
2008static bool qxl_vga_available(void)
2009{
2010 return object_class_by_name("qxl-vga");
2011}
2012
2013static bool tcx_vga_available(void)
2014{
2015 return object_class_by_name("SUNW,tcx");
2016}
2017
2018static bool cg3_vga_available(void)
2019{
2020 return object_class_by_name("cgthree");
2021}
2022
2023static bool virtio_vga_available(void)
2024{
2025 return object_class_by_name("virtio-vga");
2026}
2027
2028static void select_vgahw (const char *p)
2029{
2030 const char *opts;
2031
2032 assert(vga_interface_type == VGA_NONE);
2033 if (strstart(p, "std", &opts)) {
2034 if (vga_available()) {
2035 vga_interface_type = VGA_STD;
2036 } else {
2037 error_report("standard VGA not available");
2038 exit(0);
2039 }
2040 } else if (strstart(p, "cirrus", &opts)) {
2041 if (cirrus_vga_available()) {
2042 vga_interface_type = VGA_CIRRUS;
2043 } else {
2044 error_report("Cirrus VGA not available");
2045 exit(0);
2046 }
2047 } else if (strstart(p, "vmware", &opts)) {
2048 if (vmware_vga_available()) {
2049 vga_interface_type = VGA_VMWARE;
2050 } else {
2051 error_report("VMWare SVGA not available");
2052 exit(0);
2053 }
2054 } else if (strstart(p, "virtio", &opts)) {
2055 if (virtio_vga_available()) {
2056 vga_interface_type = VGA_VIRTIO;
2057 } else {
2058 error_report("Virtio VGA not available");
2059 exit(0);
2060 }
2061 } else if (strstart(p, "xenfb", &opts)) {
2062 vga_interface_type = VGA_XENFB;
2063 } else if (strstart(p, "qxl", &opts)) {
2064 if (qxl_vga_available()) {
2065 vga_interface_type = VGA_QXL;
2066 } else {
2067 error_report("QXL VGA not available");
2068 exit(0);
2069 }
2070 } else if (strstart(p, "tcx", &opts)) {
2071 if (tcx_vga_available()) {
2072 vga_interface_type = VGA_TCX;
2073 } else {
2074 error_report("TCX framebuffer not available");
2075 exit(0);
2076 }
2077 } else if (strstart(p, "cg3", &opts)) {
2078 if (cg3_vga_available()) {
2079 vga_interface_type = VGA_CG3;
2080 } else {
2081 error_report("CG3 framebuffer not available");
2082 exit(0);
2083 }
2084 } else if (!strstart(p, "none", &opts)) {
2085 invalid_vga:
2086 error_report("unknown vga type: %s", p);
2087 exit(1);
2088 }
2089 while (*opts) {
2090 const char *nextopt;
2091
2092 if (strstart(opts, ",retrace=", &nextopt)) {
2093 opts = nextopt;
2094 if (strstart(opts, "dumb", &nextopt))
2095 vga_retrace_method = VGA_RETRACE_DUMB;
2096 else if (strstart(opts, "precise", &nextopt))
2097 vga_retrace_method = VGA_RETRACE_PRECISE;
2098 else goto invalid_vga;
2099 } else goto invalid_vga;
2100 opts = nextopt;
2101 }
2102}
2103
2104static DisplayType select_display(const char *p)
2105{
2106 const char *opts;
2107 DisplayType display = DT_DEFAULT;
2108
2109 if (strstart(p, "sdl", &opts)) {
2110#ifdef CONFIG_SDL
2111 display = DT_SDL;
2112 while (*opts) {
2113 const char *nextopt;
2114
2115 if (strstart(opts, ",frame=", &nextopt)) {
2116 opts = nextopt;
2117 if (strstart(opts, "on", &nextopt)) {
2118 no_frame = 0;
2119 } else if (strstart(opts, "off", &nextopt)) {
2120 no_frame = 1;
2121 } else {
2122 goto invalid_sdl_args;
2123 }
2124 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2125 opts = nextopt;
2126 if (strstart(opts, "on", &nextopt)) {
2127 alt_grab = 1;
2128 } else if (strstart(opts, "off", &nextopt)) {
2129 alt_grab = 0;
2130 } else {
2131 goto invalid_sdl_args;
2132 }
2133 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2134 opts = nextopt;
2135 if (strstart(opts, "on", &nextopt)) {
2136 ctrl_grab = 1;
2137 } else if (strstart(opts, "off", &nextopt)) {
2138 ctrl_grab = 0;
2139 } else {
2140 goto invalid_sdl_args;
2141 }
2142 } else if (strstart(opts, ",window_close=", &nextopt)) {
2143 opts = nextopt;
2144 if (strstart(opts, "on", &nextopt)) {
2145 no_quit = 0;
2146 } else if (strstart(opts, "off", &nextopt)) {
2147 no_quit = 1;
2148 } else {
2149 goto invalid_sdl_args;
2150 }
2151 } else if (strstart(opts, ",gl=", &nextopt)) {
2152 opts = nextopt;
2153 if (strstart(opts, "on", &nextopt)) {
2154 request_opengl = 1;
2155 } else if (strstart(opts, "off", &nextopt)) {
2156 request_opengl = 0;
2157 } else {
2158 goto invalid_sdl_args;
2159 }
2160 } else {
2161 invalid_sdl_args:
2162 error_report("invalid SDL option string");
2163 exit(1);
2164 }
2165 opts = nextopt;
2166 }
2167#else
2168 error_report("SDL support is disabled");
2169 exit(1);
2170#endif
2171 } else if (strstart(p, "vnc", &opts)) {
2172#ifdef CONFIG_VNC
2173 if (*opts == '=') {
2174 Error *err = NULL;
2175 if (vnc_parse(opts + 1, &err) == NULL) {
2176 error_report_err(err);
2177 exit(1);
2178 }
2179 } else {
2180 error_report("VNC requires a display argument vnc=<display>");
2181 exit(1);
2182 }
2183#else
2184 error_report("VNC support is disabled");
2185 exit(1);
2186#endif
2187 } else if (strstart(p, "curses", &opts)) {
2188#ifdef CONFIG_CURSES
2189 display = DT_CURSES;
2190#else
2191 error_report("curses support is disabled");
2192 exit(1);
2193#endif
2194 } else if (strstart(p, "gtk", &opts)) {
2195#ifdef CONFIG_GTK
2196 display = DT_GTK;
2197 while (*opts) {
2198 const char *nextopt;
2199
2200 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2201 opts = nextopt;
2202 if (strstart(opts, "on", &nextopt)) {
2203 grab_on_hover = true;
2204 } else if (strstart(opts, "off", &nextopt)) {
2205 grab_on_hover = false;
2206 } else {
2207 goto invalid_gtk_args;
2208 }
2209 } else if (strstart(opts, ",gl=", &nextopt)) {
2210 opts = nextopt;
2211 if (strstart(opts, "on", &nextopt)) {
2212 request_opengl = 1;
2213 } else if (strstart(opts, "off", &nextopt)) {
2214 request_opengl = 0;
2215 } else {
2216 goto invalid_gtk_args;
2217 }
2218 } else {
2219 invalid_gtk_args:
2220 error_report("invalid GTK option string");
2221 exit(1);
2222 }
2223 opts = nextopt;
2224 }
2225#else
2226 error_report("GTK support is disabled");
2227 exit(1);
2228#endif
2229 } else if (strstart(p, "none", &opts)) {
2230 display = DT_NONE;
2231 } else {
2232 error_report("unknown display type");
2233 exit(1);
2234 }
2235
2236 return display;
2237}
2238
2239static int balloon_parse(const char *arg)
2240{
2241 QemuOpts *opts;
2242
2243 if (strcmp(arg, "none") == 0) {
2244 return 0;
2245 }
2246
2247 if (!strncmp(arg, "virtio", 6)) {
2248 if (arg[6] == ',') {
2249
2250 opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
2251 false);
2252 if (!opts)
2253 return -1;
2254 } else {
2255
2256 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2257 &error_abort);
2258 }
2259 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
2260 return 0;
2261 }
2262
2263 return -1;
2264}
2265
2266char *qemu_find_file(int type, const char *name)
2267{
2268 int i;
2269 const char *subdir;
2270 char *buf;
2271
2272
2273 if (access(name, R_OK) == 0) {
2274 trace_load_file(name, name);
2275 return g_strdup(name);
2276 }
2277
2278 switch (type) {
2279 case QEMU_FILE_TYPE_BIOS:
2280 subdir = "";
2281 break;
2282 case QEMU_FILE_TYPE_KEYMAP:
2283 subdir = "keymaps/";
2284 break;
2285 default:
2286 abort();
2287 }
2288
2289 for (i = 0; i < data_dir_idx; i++) {
2290 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2291 if (access(buf, R_OK) == 0) {
2292 trace_load_file(name, buf);
2293 return buf;
2294 }
2295 g_free(buf);
2296 }
2297 return NULL;
2298}
2299
2300static inline bool nonempty_str(const char *str)
2301{
2302 return str && *str;
2303}
2304
2305static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2306{
2307 gchar *buf;
2308 size_t size;
2309 const char *name, *file, *str;
2310 FWCfgState *fw_cfg = (FWCfgState *) opaque;
2311
2312 if (fw_cfg == NULL) {
2313 error_report("fw_cfg device not available");
2314 return -1;
2315 }
2316 name = qemu_opt_get(opts, "name");
2317 file = qemu_opt_get(opts, "file");
2318 str = qemu_opt_get(opts, "string");
2319
2320
2321 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
2322 error_report("invalid argument(s)");
2323 return -1;
2324 }
2325 if (nonempty_str(file) && nonempty_str(str)) {
2326 error_report("file and string are mutually exclusive");
2327 return -1;
2328 }
2329 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
2330 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1);
2331 return -1;
2332 }
2333 if (strncmp(name, "opt/", 4) != 0) {
2334 error_report("warning: externally provided fw_cfg item names "
2335 "should be prefixed with \"opt/\"");
2336 }
2337 if (nonempty_str(str)) {
2338 size = strlen(str);
2339 buf = g_memdup(str, size);
2340 } else {
2341 if (!g_file_get_contents(file, &buf, &size, NULL)) {
2342 error_report("can't load %s", file);
2343 return -1;
2344 }
2345 }
2346
2347 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2348 fw_cfg_add_file(fw_cfg, name, buf, size);
2349 fw_cfg_reset_order_override(fw_cfg);
2350 return 0;
2351}
2352
2353static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
2354{
2355 return qdev_device_help(opts);
2356}
2357
2358static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
2359{
2360 Error *err = NULL;
2361 DeviceState *dev;
2362
2363 dev = qdev_device_add(opts, &err);
2364 if (!dev) {
2365 error_report_err(err);
2366 return -1;
2367 }
2368 object_unref(OBJECT(dev));
2369 return 0;
2370}
2371
2372static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
2373{
2374 Error *local_err = NULL;
2375
2376 qemu_chr_new_from_opts(opts, NULL, &local_err);
2377 if (local_err) {
2378 error_report_err(local_err);
2379 return -1;
2380 }
2381 return 0;
2382}
2383
2384#ifdef CONFIG_VIRTFS
2385static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
2386{
2387 int ret;
2388 ret = qemu_fsdev_add(opts);
2389
2390 return ret;
2391}
2392#endif
2393
2394static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
2395{
2396 CharDriverState *chr;
2397 const char *chardev;
2398 const char *mode;
2399 int flags;
2400
2401 mode = qemu_opt_get(opts, "mode");
2402 if (mode == NULL) {
2403 mode = "readline";
2404 }
2405 if (strcmp(mode, "readline") == 0) {
2406 flags = MONITOR_USE_READLINE;
2407 } else if (strcmp(mode, "control") == 0) {
2408 flags = MONITOR_USE_CONTROL;
2409 } else {
2410 error_report("unknown monitor mode \"%s\"", mode);
2411 exit(1);
2412 }
2413
2414 if (qemu_opt_get_bool(opts, "pretty", 0))
2415 flags |= MONITOR_USE_PRETTY;
2416
2417 if (qemu_opt_get_bool(opts, "default", 0))
2418 flags |= MONITOR_IS_DEFAULT;
2419
2420 chardev = qemu_opt_get(opts, "chardev");
2421 chr = qemu_chr_find(chardev);
2422 if (chr == NULL) {
2423 error_report("chardev \"%s\" not found", chardev);
2424 exit(1);
2425 }
2426
2427 qemu_chr_fe_claim_no_fail(chr);
2428 monitor_init(chr, flags);
2429 return 0;
2430}
2431
2432static void monitor_parse(const char *optarg, const char *mode, bool pretty)
2433{
2434 static int monitor_device_index = 0;
2435 Error *local_err = NULL;
2436 QemuOpts *opts;
2437 const char *p;
2438 char label[32];
2439 int def = 0;
2440
2441 if (strstart(optarg, "chardev:", &p)) {
2442 snprintf(label, sizeof(label), "%s", p);
2443 } else {
2444 snprintf(label, sizeof(label), "compat_monitor%d",
2445 monitor_device_index);
2446 if (monitor_device_index == 0) {
2447 def = 1;
2448 }
2449 opts = qemu_chr_parse_compat(label, optarg);
2450 if (!opts) {
2451 error_report("parse error: %s", optarg);
2452 exit(1);
2453 }
2454 }
2455
2456 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &local_err);
2457 if (!opts) {
2458 error_report_err(local_err);
2459 exit(1);
2460 }
2461 qemu_opt_set(opts, "mode", mode, &error_abort);
2462 qemu_opt_set(opts, "chardev", label, &error_abort);
2463 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
2464 if (def)
2465 qemu_opt_set(opts, "default", "on", &error_abort);
2466 monitor_device_index++;
2467}
2468
2469struct device_config {
2470 enum {
2471 DEV_USB,
2472 DEV_BT,
2473 DEV_SERIAL,
2474 DEV_PARALLEL,
2475 DEV_VIRTCON,
2476 DEV_DEBUGCON,
2477 DEV_GDB,
2478 DEV_SCLP,
2479 } type;
2480 const char *cmdline;
2481 Location loc;
2482 QTAILQ_ENTRY(device_config) next;
2483};
2484
2485static QTAILQ_HEAD(, device_config) device_configs =
2486 QTAILQ_HEAD_INITIALIZER(device_configs);
2487
2488static void add_device_config(int type, const char *cmdline)
2489{
2490 struct device_config *conf;
2491
2492 conf = g_malloc0(sizeof(*conf));
2493 conf->type = type;
2494 conf->cmdline = cmdline;
2495 loc_save(&conf->loc);
2496 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2497}
2498
2499static int foreach_device_config(int type, int (*func)(const char *cmdline))
2500{
2501 struct device_config *conf;
2502 int rc;
2503
2504 QTAILQ_FOREACH(conf, &device_configs, next) {
2505 if (conf->type != type)
2506 continue;
2507 loc_push_restore(&conf->loc);
2508 rc = func(conf->cmdline);
2509 loc_pop(&conf->loc);
2510 if (rc) {
2511 return rc;
2512 }
2513 }
2514 return 0;
2515}
2516
2517static int serial_parse(const char *devname)
2518{
2519 static int index = 0;
2520 char label[32];
2521
2522 if (strcmp(devname, "none") == 0)
2523 return 0;
2524 if (index == MAX_SERIAL_PORTS) {
2525 error_report("too many serial ports");
2526 exit(1);
2527 }
2528 snprintf(label, sizeof(label), "serial%d", index);
2529 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2530 if (!serial_hds[index]) {
2531 error_report("could not connect serial device"
2532 " to character backend '%s'", devname);
2533 return -1;
2534 }
2535 index++;
2536 return 0;
2537}
2538
2539static int parallel_parse(const char *devname)
2540{
2541 static int index = 0;
2542 char label[32];
2543
2544 if (strcmp(devname, "none") == 0)
2545 return 0;
2546 if (index == MAX_PARALLEL_PORTS) {
2547 error_report("too many parallel ports");
2548 exit(1);
2549 }
2550 snprintf(label, sizeof(label), "parallel%d", index);
2551 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2552 if (!parallel_hds[index]) {
2553 error_report("could not connect parallel device"
2554 " to character backend '%s'", devname);
2555 return -1;
2556 }
2557 index++;
2558 return 0;
2559}
2560
2561static int virtcon_parse(const char *devname)
2562{
2563 QemuOptsList *device = qemu_find_opts("device");
2564 static int index = 0;
2565 char label[32];
2566 QemuOpts *bus_opts, *dev_opts;
2567
2568 if (strcmp(devname, "none") == 0)
2569 return 0;
2570 if (index == MAX_VIRTIO_CONSOLES) {
2571 error_report("too many virtio consoles");
2572 exit(1);
2573 }
2574
2575 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2576 qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort);
2577
2578 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2579 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
2580
2581 snprintf(label, sizeof(label), "virtcon%d", index);
2582 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2583 if (!virtcon_hds[index]) {
2584 error_report("could not connect virtio console"
2585 " to character backend '%s'", devname);
2586 return -1;
2587 }
2588 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
2589
2590 index++;
2591 return 0;
2592}
2593
2594static int sclp_parse(const char *devname)
2595{
2596 QemuOptsList *device = qemu_find_opts("device");
2597 static int index = 0;
2598 char label[32];
2599 QemuOpts *dev_opts;
2600
2601 if (strcmp(devname, "none") == 0) {
2602 return 0;
2603 }
2604 if (index == MAX_SCLP_CONSOLES) {
2605 error_report("too many sclp consoles");
2606 exit(1);
2607 }
2608
2609 assert(arch_type == QEMU_ARCH_S390X);
2610
2611 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2612 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
2613
2614 snprintf(label, sizeof(label), "sclpcon%d", index);
2615 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2616 if (!sclp_hds[index]) {
2617 error_report("could not connect sclp console"
2618 " to character backend '%s'", devname);
2619 return -1;
2620 }
2621 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
2622
2623 index++;
2624 return 0;
2625}
2626
2627static int debugcon_parse(const char *devname)
2628{
2629 QemuOpts *opts;
2630
2631 if (!qemu_chr_new("debugcon", devname, NULL)) {
2632 exit(1);
2633 }
2634 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2635 if (!opts) {
2636 error_report("already have a debugcon device");
2637 exit(1);
2638 }
2639 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2640 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
2641 return 0;
2642}
2643
2644static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2645{
2646 const MachineClass *mc1 = a, *mc2 = b;
2647 int res;
2648
2649 if (mc1->family == NULL) {
2650 if (mc2->family == NULL) {
2651
2652
2653
2654 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2655 object_class_get_name(OBJECT_CLASS(mc2)));
2656 }
2657
2658
2659 return 1;
2660 }
2661
2662 if (mc2->family == NULL) {
2663
2664 return -1;
2665 }
2666
2667
2668 res = strcmp(mc1->family, mc2->family);
2669 if (res != 0) {
2670 return res;
2671 }
2672
2673
2674 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2675 object_class_get_name(OBJECT_CLASS(mc1)));
2676}
2677
2678 static MachineClass *machine_parse(const char *name)
2679{
2680 MachineClass *mc = NULL;
2681 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2682
2683 if (name) {
2684 mc = find_machine(name);
2685 }
2686 if (mc) {
2687 g_slist_free(machines);
2688 return mc;
2689 }
2690 if (name && !is_help_option(name)) {
2691 error_report("unsupported machine type");
2692 error_printf("Use -machine help to list supported machines\n");
2693 } else {
2694 printf("Supported machines are:\n");
2695 machines = g_slist_sort(machines, machine_class_cmp);
2696 for (el = machines; el; el = el->next) {
2697 MachineClass *mc = el->data;
2698 if (mc->alias) {
2699 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2700 }
2701 printf("%-20s %s%s\n", mc->name, mc->desc,
2702 mc->is_default ? " (default)" : "");
2703 }
2704 }
2705
2706 g_slist_free(machines);
2707 exit(!name || !is_help_option(name));
2708}
2709
2710void qemu_add_exit_notifier(Notifier *notify)
2711{
2712 notifier_list_add(&exit_notifiers, notify);
2713}
2714
2715void qemu_remove_exit_notifier(Notifier *notify)
2716{
2717 notifier_remove(notify);
2718}
2719
2720static void qemu_run_exit_notifiers(void)
2721{
2722 notifier_list_notify(&exit_notifiers, NULL);
2723}
2724
2725static bool machine_init_done;
2726
2727void qemu_add_machine_init_done_notifier(Notifier *notify)
2728{
2729 notifier_list_add(&machine_init_done_notifiers, notify);
2730 if (machine_init_done) {
2731 notify->notify(notify, NULL);
2732 }
2733}
2734
2735static void qemu_run_machine_init_done_notifiers(void)
2736{
2737 notifier_list_notify(&machine_init_done_notifiers, NULL);
2738 machine_init_done = true;
2739}
2740
2741static const QEMUOption *lookup_opt(int argc, char **argv,
2742 const char **poptarg, int *poptind)
2743{
2744 const QEMUOption *popt;
2745 int optind = *poptind;
2746 char *r = argv[optind];
2747 const char *optarg;
2748
2749 loc_set_cmdline(argv, optind, 1);
2750 optind++;
2751
2752 if (r[1] == '-')
2753 r++;
2754 popt = qemu_options;
2755 for(;;) {
2756 if (!popt->name) {
2757 error_report("invalid option");
2758 exit(1);
2759 }
2760 if (!strcmp(popt->name, r + 1))
2761 break;
2762 popt++;
2763 }
2764 if (popt->flags & HAS_ARG) {
2765 if (optind >= argc) {
2766 error_report("requires an argument");
2767 exit(1);
2768 }
2769 optarg = argv[optind++];
2770 loc_set_cmdline(argv, optind - 2, 2);
2771 } else {
2772 optarg = NULL;
2773 }
2774
2775 *poptarg = optarg;
2776 *poptind = optind;
2777
2778 return popt;
2779}
2780
2781static MachineClass *select_machine(void)
2782{
2783 MachineClass *machine_class = find_default_machine();
2784 const char *optarg;
2785 QemuOpts *opts;
2786 Location loc;
2787
2788 loc_push_none(&loc);
2789
2790 opts = qemu_get_machine_opts();
2791 qemu_opts_loc_restore(opts);
2792
2793 optarg = qemu_opt_get(opts, "type");
2794 if (optarg) {
2795 machine_class = machine_parse(optarg);
2796 }
2797
2798 if (!machine_class) {
2799 error_report("No machine specified, and there is no default");
2800 error_printf("Use -machine help to list supported machines\n");
2801 exit(1);
2802 }
2803
2804 loc_pop(&loc);
2805 return machine_class;
2806}
2807
2808static int machine_set_property(void *opaque,
2809 const char *name, const char *value,
2810 Error **errp)
2811{
2812 Object *obj = OBJECT(opaque);
2813 Error *local_err = NULL;
2814 char *c, *qom_name;
2815
2816 if (strcmp(name, "type") == 0) {
2817 return 0;
2818 }
2819
2820 qom_name = g_strdup(name);
2821 c = qom_name;
2822 while (*c++) {
2823 if (*c == '_') {
2824 *c = '-';
2825 }
2826 }
2827
2828 object_property_parse(obj, value, qom_name, &local_err);
2829 g_free(qom_name);
2830
2831 if (local_err) {
2832 error_report_err(local_err);
2833 return -1;
2834 }
2835
2836 return 0;
2837}
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847static bool object_create_initial(const char *type)
2848{
2849 if (g_str_equal(type, "rng-egd")) {
2850 return false;
2851 }
2852
2853
2854
2855
2856
2857 if (g_str_equal(type, "filter-buffer") ||
2858 g_str_equal(type, "filter-dump") ||
2859 g_str_equal(type, "filter-mirror") ||
2860 g_str_equal(type, "filter-redirector")) {
2861 return false;
2862 }
2863
2864 return true;
2865}
2866
2867
2868
2869
2870
2871
2872static bool object_create_delayed(const char *type)
2873{
2874 return !object_create_initial(type);
2875}
2876
2877
2878static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2879 MachineClass *mc)
2880{
2881 uint64_t sz;
2882 const char *mem_str;
2883 const char *maxmem_str, *slots_str;
2884 const ram_addr_t default_ram_size = mc->default_ram_size;
2885 QemuOpts *opts = qemu_find_opts_singleton("memory");
2886 Location loc;
2887
2888 loc_push_none(&loc);
2889 qemu_opts_loc_restore(opts);
2890
2891 sz = 0;
2892 mem_str = qemu_opt_get(opts, "size");
2893 if (mem_str) {
2894 if (!*mem_str) {
2895 error_report("missing 'size' option value");
2896 exit(EXIT_FAILURE);
2897 }
2898
2899 sz = qemu_opt_get_size(opts, "size", ram_size);
2900
2901
2902 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2903 uint64_t overflow_check = sz;
2904
2905 sz <<= 20;
2906 if ((sz >> 20) != overflow_check) {
2907 error_report("too large 'size' option value");
2908 exit(EXIT_FAILURE);
2909 }
2910 }
2911 }
2912
2913
2914 if (sz == 0) {
2915 sz = default_ram_size;
2916 }
2917
2918 sz = QEMU_ALIGN_UP(sz, 8192);
2919 ram_size = sz;
2920 if (ram_size != sz) {
2921 error_report("ram size too large");
2922 exit(EXIT_FAILURE);
2923 }
2924
2925
2926 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
2927 *maxram_size = ram_size;
2928
2929 maxmem_str = qemu_opt_get(opts, "maxmem");
2930 slots_str = qemu_opt_get(opts, "slots");
2931 if (maxmem_str && slots_str) {
2932 uint64_t slots;
2933
2934 sz = qemu_opt_get_size(opts, "maxmem", 0);
2935 slots = qemu_opt_get_number(opts, "slots", 0);
2936 if (sz < ram_size) {
2937 error_report("invalid value of -m option maxmem: "
2938 "maximum memory size (0x%" PRIx64 ") must be at least "
2939 "the initial memory size (0x" RAM_ADDR_FMT ")",
2940 sz, ram_size);
2941 exit(EXIT_FAILURE);
2942 } else if (sz > ram_size) {
2943 if (!slots) {
2944 error_report("invalid value of -m option: maxmem was "
2945 "specified, but no hotplug slots were specified");
2946 exit(EXIT_FAILURE);
2947 }
2948 } else if (slots) {
2949 error_report("invalid value of -m option maxmem: "
2950 "memory slots were specified but maximum memory size "
2951 "(0x%" PRIx64 ") is equal to the initial memory size "
2952 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
2953 exit(EXIT_FAILURE);
2954 }
2955
2956 *maxram_size = sz;
2957 *ram_slots = slots;
2958 } else if ((!maxmem_str && slots_str) ||
2959 (maxmem_str && !slots_str)) {
2960 error_report("invalid -m option value: missing "
2961 "'%s' option", slots_str ? "maxmem" : "slots");
2962 exit(EXIT_FAILURE);
2963 }
2964
2965 loc_pop(&loc);
2966}
2967
2968int main(int argc, char **argv, char **envp)
2969{
2970 int i;
2971 int snapshot, linux_boot;
2972 const char *initrd_filename;
2973 const char *kernel_filename, *kernel_cmdline;
2974 const char *boot_order = NULL;
2975 const char *boot_once = NULL;
2976 DisplayState *ds;
2977 int cyls, heads, secs, translation;
2978 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2979 QemuOptsList *olist;
2980 int optind;
2981 const char *optarg;
2982 const char *loadvm = NULL;
2983 MachineClass *machine_class;
2984 const char *cpu_model;
2985 const char *vga_model = NULL;
2986 const char *qtest_chrdev = NULL;
2987 const char *qtest_log = NULL;
2988 const char *pid_file = NULL;
2989 const char *incoming = NULL;
2990#ifdef CONFIG_VNC
2991 int show_vnc_port = 0;
2992#endif
2993 bool defconfig = true;
2994 bool userconfig = true;
2995 const char *log_mask = NULL;
2996 const char *log_file = NULL;
2997 char *trace_file = NULL;
2998 ram_addr_t maxram_size;
2999 uint64_t ram_slots = 0;
3000 FILE *vmstate_dump_file = NULL;
3001 Error *main_loop_err = NULL;
3002 Error *err = NULL;
3003
3004 qemu_init_cpu_loop();
3005 qemu_mutex_lock_iothread();
3006
3007 atexit(qemu_run_exit_notifiers);
3008 error_set_progname(argv[0]);
3009 qemu_init_exec_dir(argv[0]);
3010
3011 module_call_init(MODULE_INIT_QOM);
3012
3013 qemu_add_opts(&qemu_drive_opts);
3014 qemu_add_drive_opts(&qemu_legacy_drive_opts);
3015 qemu_add_drive_opts(&qemu_common_drive_opts);
3016 qemu_add_drive_opts(&qemu_drive_opts);
3017 qemu_add_opts(&qemu_chardev_opts);
3018 qemu_add_opts(&qemu_device_opts);
3019 qemu_add_opts(&qemu_netdev_opts);
3020 qemu_add_opts(&qemu_net_opts);
3021 qemu_add_opts(&qemu_rtc_opts);
3022 qemu_add_opts(&qemu_global_opts);
3023 qemu_add_opts(&qemu_mon_opts);
3024 qemu_add_opts(&qemu_trace_opts);
3025 qemu_add_opts(&qemu_option_rom_opts);
3026 qemu_add_opts(&qemu_machine_opts);
3027 qemu_add_opts(&qemu_mem_opts);
3028 qemu_add_opts(&qemu_smp_opts);
3029 qemu_add_opts(&qemu_boot_opts);
3030 qemu_add_opts(&qemu_sandbox_opts);
3031 qemu_add_opts(&qemu_add_fd_opts);
3032 qemu_add_opts(&qemu_object_opts);
3033 qemu_add_opts(&qemu_tpmdev_opts);
3034 qemu_add_opts(&qemu_realtime_opts);
3035 qemu_add_opts(&qemu_msg_opts);
3036 qemu_add_opts(&qemu_name_opts);
3037 qemu_add_opts(&qemu_numa_opts);
3038 qemu_add_opts(&qemu_icount_opts);
3039 qemu_add_opts(&qemu_semihosting_config_opts);
3040 qemu_add_opts(&qemu_fw_cfg_opts);
3041 module_call_init(MODULE_INIT_OPTS);
3042
3043 runstate_init();
3044
3045 if (qcrypto_init(&err) < 0) {
3046 error_reportf_err(err, "cannot initialize crypto: ");
3047 exit(1);
3048 }
3049 rtc_clock = QEMU_CLOCK_HOST;
3050
3051 QLIST_INIT (&vm_change_state_head);
3052 os_setup_early_signal_handling();
3053
3054 cpu_model = NULL;
3055 snapshot = 0;
3056 cyls = heads = secs = 0;
3057 translation = BIOS_ATA_TRANSLATION_AUTO;
3058
3059 nb_nics = 0;
3060
3061 bdrv_init_with_whitelist();
3062
3063 autostart = 1;
3064
3065
3066 optind = 1;
3067 while (optind < argc) {
3068 if (argv[optind][0] != '-') {
3069
3070 optind++;
3071 } else {
3072 const QEMUOption *popt;
3073
3074 popt = lookup_opt(argc, argv, &optarg, &optind);
3075 switch (popt->index) {
3076 case QEMU_OPTION_nodefconfig:
3077 defconfig = false;
3078 break;
3079 case QEMU_OPTION_nouserconfig:
3080 userconfig = false;
3081 break;
3082 }
3083 }
3084 }
3085
3086 if (defconfig) {
3087 int ret;
3088 ret = qemu_read_default_config_files(userconfig);
3089 if (ret < 0) {
3090 exit(1);
3091 }
3092 }
3093
3094
3095 optind = 1;
3096 for(;;) {
3097 if (optind >= argc)
3098 break;
3099 if (argv[optind][0] != '-') {
3100 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
3101 } else {
3102 const QEMUOption *popt;
3103
3104 popt = lookup_opt(argc, argv, &optarg, &optind);
3105 if (!(popt->arch_mask & arch_type)) {
3106 printf("Option %s not supported for this target\n", popt->name);
3107 exit(1);
3108 }
3109 switch(popt->index) {
3110 case QEMU_OPTION_no_kvm_irqchip: {
3111 olist = qemu_find_opts("machine");
3112 qemu_opts_parse_noisily(olist, "kernel_irqchip=off", false);
3113 break;
3114 }
3115 case QEMU_OPTION_cpu:
3116
3117 cpu_model = optarg;
3118 break;
3119 case QEMU_OPTION_hda:
3120 {
3121 char buf[256];
3122 if (cyls == 0)
3123 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3124 else
3125 snprintf(buf, sizeof(buf),
3126 "%s,cyls=%d,heads=%d,secs=%d%s",
3127 HD_OPTS , cyls, heads, secs,
3128 translation == BIOS_ATA_TRANSLATION_LBA ?
3129 ",trans=lba" :
3130 translation == BIOS_ATA_TRANSLATION_NONE ?
3131 ",trans=none" : "");
3132 drive_add(IF_DEFAULT, 0, optarg, buf);
3133 break;
3134 }
3135 case QEMU_OPTION_hdb:
3136 case QEMU_OPTION_hdc:
3137 case QEMU_OPTION_hdd:
3138 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3139 HD_OPTS);
3140 break;
3141 case QEMU_OPTION_drive:
3142 if (drive_def(optarg) == NULL) {
3143 exit(1);
3144 }
3145 break;
3146 case QEMU_OPTION_set:
3147 if (qemu_set_option(optarg) != 0)
3148 exit(1);
3149 break;
3150 case QEMU_OPTION_global:
3151 if (qemu_global_option(optarg) != 0)
3152 exit(1);
3153 break;
3154 case QEMU_OPTION_mtdblock:
3155 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3156 break;
3157 case QEMU_OPTION_sd:
3158 drive_add(IF_SD, -1, optarg, SD_OPTS);
3159 break;
3160 case QEMU_OPTION_pflash:
3161 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3162 break;
3163 case QEMU_OPTION_snapshot:
3164 snapshot = 1;
3165 break;
3166 case QEMU_OPTION_hdachs:
3167 {
3168 const char *p;
3169 p = optarg;
3170 cyls = strtol(p, (char **)&p, 0);
3171 if (cyls < 1 || cyls > 16383)
3172 goto chs_fail;
3173 if (*p != ',')
3174 goto chs_fail;
3175 p++;
3176 heads = strtol(p, (char **)&p, 0);
3177 if (heads < 1 || heads > 16)
3178 goto chs_fail;
3179 if (*p != ',')
3180 goto chs_fail;
3181 p++;
3182 secs = strtol(p, (char **)&p, 0);
3183 if (secs < 1 || secs > 63)
3184 goto chs_fail;
3185 if (*p == ',') {
3186 p++;
3187 if (!strcmp(p, "large")) {
3188 translation = BIOS_ATA_TRANSLATION_LARGE;
3189 } else if (!strcmp(p, "rechs")) {
3190 translation = BIOS_ATA_TRANSLATION_RECHS;
3191 } else if (!strcmp(p, "none")) {
3192 translation = BIOS_ATA_TRANSLATION_NONE;
3193 } else if (!strcmp(p, "lba")) {
3194 translation = BIOS_ATA_TRANSLATION_LBA;
3195 } else if (!strcmp(p, "auto")) {
3196 translation = BIOS_ATA_TRANSLATION_AUTO;
3197 } else {
3198 goto chs_fail;
3199 }
3200 } else if (*p != '\0') {
3201 chs_fail:
3202 error_report("invalid physical CHS format");
3203 exit(1);
3204 }
3205 if (hda_opts != NULL) {
3206 qemu_opt_set_number(hda_opts, "cyls", cyls,
3207 &error_abort);
3208 qemu_opt_set_number(hda_opts, "heads", heads,
3209 &error_abort);
3210 qemu_opt_set_number(hda_opts, "secs", secs,
3211 &error_abort);
3212 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3213 qemu_opt_set(hda_opts, "trans", "large",
3214 &error_abort);
3215 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3216 qemu_opt_set(hda_opts, "trans", "rechs",
3217 &error_abort);
3218 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
3219 qemu_opt_set(hda_opts, "trans", "lba",
3220 &error_abort);
3221 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
3222 qemu_opt_set(hda_opts, "trans", "none",
3223 &error_abort);
3224 }
3225 }
3226 }
3227 break;
3228 case QEMU_OPTION_numa:
3229 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3230 optarg, true);
3231 if (!opts) {
3232 exit(1);
3233 }
3234 break;
3235 case QEMU_OPTION_display:
3236 display_type = select_display(optarg);
3237 break;
3238 case QEMU_OPTION_nographic:
3239 display_type = DT_NOGRAPHIC;
3240 break;
3241 case QEMU_OPTION_curses:
3242#ifdef CONFIG_CURSES
3243 display_type = DT_CURSES;
3244#else
3245 error_report("curses support is disabled");
3246 exit(1);
3247#endif
3248 break;
3249 case QEMU_OPTION_portrait:
3250 graphic_rotate = 90;
3251 break;
3252 case QEMU_OPTION_rotate:
3253 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3254 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3255 graphic_rotate != 180 && graphic_rotate != 270) {
3256 error_report("only 90, 180, 270 deg rotation is available");
3257 exit(1);
3258 }
3259 break;
3260 case QEMU_OPTION_kernel:
3261 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3262 &error_abort);
3263 break;
3264 case QEMU_OPTION_initrd:
3265 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3266 &error_abort);
3267 break;
3268 case QEMU_OPTION_append:
3269 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3270 &error_abort);
3271 break;
3272 case QEMU_OPTION_dtb:
3273 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3274 &error_abort);
3275 break;
3276 case QEMU_OPTION_hw_dtb:
3277 qemu_opts_set(qemu_find_opts("machine"), 0, "hw-dtb", optarg,
3278 &error_abort);
3279 break;
3280 case QEMU_OPTION_cdrom:
3281 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3282 break;
3283 case QEMU_OPTION_boot:
3284 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3285 optarg, true);
3286 if (!opts) {
3287 exit(1);
3288 }
3289 break;
3290 case QEMU_OPTION_fda:
3291 case QEMU_OPTION_fdb:
3292 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3293 optarg, FD_OPTS);
3294 break;
3295 case QEMU_OPTION_no_fd_bootchk:
3296 fd_bootchk = 0;
3297 break;
3298 case QEMU_OPTION_netdev:
3299 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3300 exit(1);
3301 }
3302 break;
3303 case QEMU_OPTION_net:
3304 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3305 exit(1);
3306 }
3307 break;
3308#ifdef CONFIG_LIBISCSI
3309 case QEMU_OPTION_iscsi:
3310 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3311 optarg, false);
3312 if (!opts) {
3313 exit(1);
3314 }
3315 break;
3316#endif
3317#ifdef CONFIG_SLIRP
3318 case QEMU_OPTION_tftp:
3319 error_report("The -tftp option is deprecated. "
3320 "Please use '-netdev user,tftp=...' instead.");
3321 legacy_tftp_prefix = optarg;
3322 break;
3323 case QEMU_OPTION_bootp:
3324 error_report("The -bootp option is deprecated. "
3325 "Please use '-netdev user,bootfile=...' instead.");
3326 legacy_bootp_filename = optarg;
3327 break;
3328 case QEMU_OPTION_redir:
3329 error_report("The -redir option is deprecated. "
3330 "Please use '-netdev user,hostfwd=...' instead.");
3331 if (net_slirp_redir(optarg) < 0)
3332 exit(1);
3333 break;
3334#endif
3335 case QEMU_OPTION_bt:
3336 add_device_config(DEV_BT, optarg);
3337 break;
3338 case QEMU_OPTION_audio_help:
3339 AUD_help ();
3340 exit (0);
3341 break;
3342 case QEMU_OPTION_soundhw:
3343 select_soundhw (optarg);
3344 break;
3345 case QEMU_OPTION_h:
3346 help(0);
3347 break;
3348 case QEMU_OPTION_version:
3349 version();
3350 exit(0);
3351 break;
3352 case QEMU_OPTION_m:
3353 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3354 optarg, true);
3355 if (!opts) {
3356 exit(EXIT_FAILURE);
3357 }
3358 break;
3359#ifdef CONFIG_TPM
3360 case QEMU_OPTION_tpmdev:
3361 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3362 exit(1);
3363 }
3364 break;
3365#endif
3366 case QEMU_OPTION_etrace:
3367 qemu_arg_etrace = optarg;
3368 break;
3369 case QEMU_OPTION_etrace_flags:
3370 qemu_arg_etrace_flags = optarg;
3371 break;
3372 case QEMU_OPTION_mempath:
3373 mem_path = optarg;
3374 break;
3375 case QEMU_OPTION_mem_prealloc:
3376 mem_prealloc = 1;
3377 break;
3378 case QEMU_OPTION_sync_quantum:
3379 global_sync_quantum = strtoull(optarg, (char **) &optarg, 10);
3380 break;
3381 case QEMU_OPTION_machine_path:
3382 machine_path = optarg;
3383 break;
3384 case QEMU_OPTION_d:
3385 log_mask = optarg;
3386 break;
3387 case QEMU_OPTION_D:
3388 log_file = optarg;
3389 break;
3390 case QEMU_OPTION_DFILTER:
3391 qemu_set_dfilter_ranges(optarg);
3392 break;
3393 case QEMU_OPTION_s:
3394 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3395 break;
3396 case QEMU_OPTION_gdb:
3397 add_device_config(DEV_GDB, optarg);
3398 break;
3399 case QEMU_OPTION_L:
3400 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3401 data_dir[data_dir_idx++] = optarg;
3402 }
3403 break;
3404 case QEMU_OPTION_bios:
3405 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3406 &error_abort);
3407 break;
3408 case QEMU_OPTION_singlestep:
3409 singlestep = 1;
3410 break;
3411 case QEMU_OPTION_S:
3412 autostart = 0;
3413 break;
3414 case QEMU_OPTION_k:
3415 keyboard_layout = optarg;
3416 break;
3417 case QEMU_OPTION_localtime:
3418 rtc_utc = 0;
3419 break;
3420 case QEMU_OPTION_vga:
3421 vga_model = optarg;
3422 default_vga = 0;
3423 break;
3424 case QEMU_OPTION_g:
3425 {
3426 const char *p;
3427 int w, h, depth;
3428 p = optarg;
3429 w = strtol(p, (char **)&p, 10);
3430 if (w <= 0) {
3431 graphic_error:
3432 error_report("invalid resolution or depth");
3433 exit(1);
3434 }
3435 if (*p != 'x')
3436 goto graphic_error;
3437 p++;
3438 h = strtol(p, (char **)&p, 10);
3439 if (h <= 0)
3440 goto graphic_error;
3441 if (*p == 'x') {
3442 p++;
3443 depth = strtol(p, (char **)&p, 10);
3444 if (depth != 8 && depth != 15 && depth != 16 &&
3445 depth != 24 && depth != 32)
3446 goto graphic_error;
3447 } else if (*p == '\0') {
3448 depth = graphic_depth;
3449 } else {
3450 goto graphic_error;
3451 }
3452
3453 graphic_width = w;
3454 graphic_height = h;
3455 graphic_depth = depth;
3456 }
3457 break;
3458 case QEMU_OPTION_echr:
3459 {
3460 char *r;
3461 term_escape_char = strtol(optarg, &r, 0);
3462 if (r == optarg)
3463 printf("Bad argument to echr\n");
3464 break;
3465 }
3466 case QEMU_OPTION_monitor:
3467 default_monitor = 0;
3468 if (strncmp(optarg, "none", 4)) {
3469 monitor_parse(optarg, "readline", false);
3470 }
3471 break;
3472 case QEMU_OPTION_qmp:
3473 monitor_parse(optarg, "control", false);
3474 default_monitor = 0;
3475 break;
3476 case QEMU_OPTION_qmp_pretty:
3477 monitor_parse(optarg, "control", true);
3478 default_monitor = 0;
3479 break;
3480 case QEMU_OPTION_mon:
3481 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3482 true);
3483 if (!opts) {
3484 exit(1);
3485 }
3486 default_monitor = 0;
3487 break;
3488 case QEMU_OPTION_chardev:
3489 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3490 optarg, true);
3491 if (!opts) {
3492 exit(1);
3493 }
3494 break;
3495 case QEMU_OPTION_fsdev:
3496 olist = qemu_find_opts("fsdev");
3497 if (!olist) {
3498 error_report("fsdev support is disabled");
3499 exit(1);
3500 }
3501 opts = qemu_opts_parse_noisily(olist, optarg, true);
3502 if (!opts) {
3503 exit(1);
3504 }
3505 break;
3506 case QEMU_OPTION_virtfs: {
3507 QemuOpts *fsdev;
3508 QemuOpts *device;
3509 const char *writeout, *sock_fd, *socket;
3510
3511 olist = qemu_find_opts("virtfs");
3512 if (!olist) {
3513 error_report("virtfs support is disabled");
3514 exit(1);
3515 }
3516 opts = qemu_opts_parse_noisily(olist, optarg, true);
3517 if (!opts) {
3518 exit(1);
3519 }
3520
3521 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3522 qemu_opt_get(opts, "mount_tag") == NULL) {
3523 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
3524 exit(1);
3525 }
3526 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3527 qemu_opt_get(opts, "mount_tag"),
3528 1, NULL);
3529 if (!fsdev) {
3530 error_report("duplicate fsdev id: %s",
3531 qemu_opt_get(opts, "mount_tag"));
3532 exit(1);
3533 }
3534
3535 writeout = qemu_opt_get(opts, "writeout");
3536 if (writeout) {
3537#ifdef CONFIG_SYNC_FILE_RANGE
3538 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
3539#else
3540 error_report("writeout=immediate not supported "
3541 "on this platform");
3542 exit(1);
3543#endif
3544 }
3545 qemu_opt_set(fsdev, "fsdriver",
3546 qemu_opt_get(opts, "fsdriver"), &error_abort);
3547 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"),
3548 &error_abort);
3549 qemu_opt_set(fsdev, "security_model",
3550 qemu_opt_get(opts, "security_model"),
3551 &error_abort);
3552 socket = qemu_opt_get(opts, "socket");
3553 if (socket) {
3554 qemu_opt_set(fsdev, "socket", socket, &error_abort);
3555 }
3556 sock_fd = qemu_opt_get(opts, "sock_fd");
3557 if (sock_fd) {
3558 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
3559 }
3560
3561 qemu_opt_set_bool(fsdev, "readonly",
3562 qemu_opt_get_bool(opts, "readonly", 0),
3563 &error_abort);
3564 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3565 &error_abort);
3566 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3567 qemu_opt_set(device, "fsdev",
3568 qemu_opt_get(opts, "mount_tag"), &error_abort);
3569 qemu_opt_set(device, "mount_tag",
3570 qemu_opt_get(opts, "mount_tag"), &error_abort);
3571 break;
3572 }
3573 case QEMU_OPTION_virtfs_synth: {
3574 QemuOpts *fsdev;
3575 QemuOpts *device;
3576
3577 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3578 1, NULL);
3579 if (!fsdev) {
3580 error_report("duplicate option: %s", "virtfs_synth");
3581 exit(1);
3582 }
3583 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
3584
3585 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3586 &error_abort);
3587 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3588 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3589 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
3590 break;
3591 }
3592 case QEMU_OPTION_serial:
3593 add_device_config(DEV_SERIAL, optarg);
3594 default_serial = 0;
3595 if (strncmp(optarg, "mon:", 4) == 0) {
3596 default_monitor = 0;
3597 }
3598 break;
3599 case QEMU_OPTION_watchdog:
3600 if (watchdog) {
3601 error_report("only one watchdog option may be given");
3602 return 1;
3603 }
3604 watchdog = optarg;
3605 break;
3606 case QEMU_OPTION_watchdog_action:
3607 if (select_watchdog_action(optarg) == -1) {
3608 error_report("unknown -watchdog-action parameter");
3609 exit(1);
3610 }
3611 break;
3612 case QEMU_OPTION_virtiocon:
3613 add_device_config(DEV_VIRTCON, optarg);
3614 default_virtcon = 0;
3615 if (strncmp(optarg, "mon:", 4) == 0) {
3616 default_monitor = 0;
3617 }
3618 break;
3619 case QEMU_OPTION_parallel:
3620 add_device_config(DEV_PARALLEL, optarg);
3621 default_parallel = 0;
3622 if (strncmp(optarg, "mon:", 4) == 0) {
3623 default_monitor = 0;
3624 }
3625 break;
3626 case QEMU_OPTION_debugcon:
3627 add_device_config(DEV_DEBUGCON, optarg);
3628 break;
3629 case QEMU_OPTION_loadvm:
3630 loadvm = optarg;
3631 break;
3632 case QEMU_OPTION_full_screen:
3633 full_screen = 1;
3634 break;
3635 case QEMU_OPTION_no_frame:
3636 no_frame = 1;
3637 break;
3638 case QEMU_OPTION_alt_grab:
3639 alt_grab = 1;
3640 break;
3641 case QEMU_OPTION_ctrl_grab:
3642 ctrl_grab = 1;
3643 break;
3644 case QEMU_OPTION_no_quit:
3645 no_quit = 1;
3646 break;
3647 case QEMU_OPTION_sdl:
3648#ifdef CONFIG_SDL
3649 display_type = DT_SDL;
3650 break;
3651#else
3652 error_report("SDL support is disabled");
3653 exit(1);
3654#endif
3655 case QEMU_OPTION_pidfile:
3656 pid_file = optarg;
3657 break;
3658 case QEMU_OPTION_win2k_hack:
3659 win2k_install_hack = 1;
3660 break;
3661 case QEMU_OPTION_rtc_td_hack: {
3662 static GlobalProperty slew_lost_ticks[] = {
3663 {
3664 .driver = "mc146818rtc",
3665 .property = "lost_tick_policy",
3666 .value = "slew",
3667 },
3668 { }
3669 };
3670
3671 qdev_prop_register_global_list(slew_lost_ticks);
3672 break;
3673 }
3674 case QEMU_OPTION_acpitable:
3675 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3676 optarg, true);
3677 if (!opts) {
3678 exit(1);
3679 }
3680 do_acpitable_option(opts);
3681 break;
3682 case QEMU_OPTION_smbios:
3683 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3684 optarg, false);
3685 if (!opts) {
3686 exit(1);
3687 }
3688 do_smbios_option(opts);
3689 break;
3690 case QEMU_OPTION_fwcfg:
3691 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3692 optarg, true);
3693 if (opts == NULL) {
3694 exit(1);
3695 }
3696 break;
3697 case QEMU_OPTION_enable_kvm:
3698 olist = qemu_find_opts("machine");
3699 qemu_opts_parse_noisily(olist, "accel=kvm", false);
3700 break;
3701 case QEMU_OPTION_M:
3702 case QEMU_OPTION_machine:
3703 olist = qemu_find_opts("machine");
3704 opts = qemu_opts_parse_noisily(olist, optarg, true);
3705 if (!opts) {
3706 exit(1);
3707 }
3708 break;
3709 case QEMU_OPTION_no_kvm:
3710 olist = qemu_find_opts("machine");
3711 qemu_opts_parse_noisily(olist, "accel=tcg", false);
3712 break;
3713 case QEMU_OPTION_no_kvm_pit: {
3714 error_report("warning: ignoring deprecated option");
3715 break;
3716 }
3717 case QEMU_OPTION_no_kvm_pit_reinjection: {
3718 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3719 {
3720 .driver = "kvm-pit",
3721 .property = "lost_tick_policy",
3722 .value = "discard",
3723 },
3724 { }
3725 };
3726
3727 error_report("warning: deprecated, replaced by "
3728 "-global kvm-pit.lost_tick_policy=discard");
3729 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3730 break;
3731 }
3732 case QEMU_OPTION_usb:
3733 olist = qemu_find_opts("machine");
3734 qemu_opts_parse_noisily(olist, "usb=on", false);
3735 break;
3736 case QEMU_OPTION_usbdevice:
3737 olist = qemu_find_opts("machine");
3738 qemu_opts_parse_noisily(olist, "usb=on", false);
3739 add_device_config(DEV_USB, optarg);
3740 break;
3741 case QEMU_OPTION_device:
3742 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3743 optarg, true)) {
3744 exit(1);
3745 }
3746 break;
3747 case QEMU_OPTION_smp:
3748 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3749 optarg, true)) {
3750 exit(1);
3751 }
3752 break;
3753 case QEMU_OPTION_vnc:
3754 {
3755#ifdef CONFIG_VNC
3756 Error *local_err = NULL;
3757
3758 if (vnc_parse(optarg, &local_err) == NULL) {
3759 error_report_err(local_err);
3760 exit(1);
3761 }
3762#else
3763 error_report("VNC support is disabled");
3764 exit(1);
3765#endif
3766 break;
3767 }
3768 case QEMU_OPTION_no_acpi:
3769 acpi_enabled = 0;
3770 break;
3771 case QEMU_OPTION_no_hpet:
3772 no_hpet = 1;
3773 break;
3774 case QEMU_OPTION_balloon:
3775 if (balloon_parse(optarg) < 0) {
3776 error_report("unknown -balloon argument %s", optarg);
3777 exit(1);
3778 }
3779 break;
3780 case QEMU_OPTION_no_reboot:
3781 no_reboot = 1;
3782 break;
3783 case QEMU_OPTION_no_shutdown:
3784 no_shutdown = 1;
3785 break;
3786 case QEMU_OPTION_show_cursor:
3787 cursor_hide = 0;
3788 break;
3789 case QEMU_OPTION_uuid:
3790 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3791 error_report("failed to parse UUID string: wrong format");
3792 exit(1);
3793 }
3794 qemu_uuid_set = true;
3795 break;
3796 case QEMU_OPTION_option_rom:
3797 if (nb_option_roms >= MAX_OPTION_ROMS) {
3798 error_report("too many option ROMs");
3799 exit(1);
3800 }
3801 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3802 optarg, true);
3803 if (!opts) {
3804 exit(1);
3805 }
3806 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3807 option_rom[nb_option_roms].bootindex =
3808 qemu_opt_get_number(opts, "bootindex", -1);
3809 if (!option_rom[nb_option_roms].name) {
3810 error_report("Option ROM file is not specified");
3811 exit(1);
3812 }
3813 nb_option_roms++;
3814 break;
3815 case QEMU_OPTION_semihosting:
3816 semihosting.enabled = true;
3817 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3818 break;
3819 case QEMU_OPTION_semihosting_config:
3820 semihosting.enabled = true;
3821 opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3822 optarg, false);
3823 if (opts != NULL) {
3824 semihosting.enabled = qemu_opt_get_bool(opts, "enable",
3825 true);
3826 const char *target = qemu_opt_get(opts, "target");
3827 if (target != NULL) {
3828 if (strcmp("native", target) == 0) {
3829 semihosting.target = SEMIHOSTING_TARGET_NATIVE;
3830 } else if (strcmp("gdb", target) == 0) {
3831 semihosting.target = SEMIHOSTING_TARGET_GDB;
3832 } else if (strcmp("auto", target) == 0) {
3833 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3834 } else {
3835 error_report("unsupported semihosting-config %s",
3836 optarg);
3837 exit(1);
3838 }
3839 } else {
3840 semihosting.target = SEMIHOSTING_TARGET_AUTO;
3841 }
3842
3843 qemu_opt_foreach(opts, add_semihosting_arg,
3844 &semihosting, NULL);
3845 } else {
3846 error_report("unsupported semihosting-config %s", optarg);
3847 exit(1);
3848 }
3849 break;
3850 case QEMU_OPTION_tdf:
3851 error_report("warning: ignoring deprecated option");
3852 break;
3853 case QEMU_OPTION_name:
3854 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3855 optarg, true);
3856 if (!opts) {
3857 exit(1);
3858 }
3859 break;
3860 case QEMU_OPTION_prom_env:
3861 if (nb_prom_envs >= MAX_PROM_ENVS) {
3862 error_report("too many prom variables");
3863 exit(1);
3864 }
3865 prom_envs[nb_prom_envs] = optarg;
3866 nb_prom_envs++;
3867 break;
3868 case QEMU_OPTION_old_param:
3869 old_param = 1;
3870 break;
3871 case QEMU_OPTION_clock:
3872
3873
3874
3875 break;
3876 case QEMU_OPTION_startdate:
3877 configure_rtc_date_offset(optarg, 1);
3878 break;
3879 case QEMU_OPTION_rtc:
3880 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
3881 false);
3882 if (!opts) {
3883 exit(1);
3884 }
3885 configure_rtc(opts);
3886 break;
3887 case QEMU_OPTION_tb_size:
3888 tcg_tb_size = strtol(optarg, NULL, 0);
3889 if (tcg_tb_size < 0) {
3890 tcg_tb_size = 0;
3891 }
3892 break;
3893 case QEMU_OPTION_no_tb_chain:
3894 tcg_tb_chain = false;
3895 break;
3896 case QEMU_OPTION_icount:
3897 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
3898 optarg, true);
3899 if (!icount_opts) {
3900 exit(1);
3901 }
3902 break;
3903 case QEMU_OPTION_incoming:
3904 if (!incoming) {
3905 runstate_set(RUN_STATE_INMIGRATE);
3906 }
3907 incoming = optarg;
3908 break;
3909 case QEMU_OPTION_nodefaults:
3910 has_defaults = 0;
3911 break;
3912 case QEMU_OPTION_xen_domid:
3913 if (!(xen_available())) {
3914 printf("Option %s not supported for this target\n", popt->name);
3915 exit(1);
3916 }
3917 xen_domid = atoi(optarg);
3918 break;
3919 case QEMU_OPTION_xen_create:
3920 if (!(xen_available())) {
3921 printf("Option %s not supported for this target\n", popt->name);
3922 exit(1);
3923 }
3924 xen_mode = XEN_CREATE;
3925 break;
3926 case QEMU_OPTION_xen_attach:
3927 if (!(xen_available())) {
3928 printf("Option %s not supported for this target\n", popt->name);
3929 exit(1);
3930 }
3931 xen_mode = XEN_ATTACH;
3932 break;
3933 case QEMU_OPTION_trace:
3934 {
3935 opts = qemu_opts_parse_noisily(qemu_find_opts("trace"),
3936 optarg, true);
3937 if (!opts) {
3938 exit(1);
3939 }
3940 if (qemu_opt_get(opts, "enable")) {
3941 trace_enable_events(qemu_opt_get(opts, "enable"));
3942 }
3943 trace_init_events(qemu_opt_get(opts, "events"));
3944 if (trace_file) {
3945 g_free(trace_file);
3946 }
3947 trace_file = g_strdup(qemu_opt_get(opts, "file"));
3948 qemu_opts_del(opts);
3949 break;
3950 }
3951 case QEMU_OPTION_readconfig:
3952 {
3953 int ret = qemu_read_config_file(optarg);
3954 if (ret < 0) {
3955 error_report("read config %s: %s", optarg,
3956 strerror(-ret));
3957 exit(1);
3958 }
3959 break;
3960 }
3961 case QEMU_OPTION_spice:
3962 olist = qemu_find_opts("spice");
3963 if (!olist) {
3964 error_report("spice support is disabled");
3965 exit(1);
3966 }
3967 opts = qemu_opts_parse_noisily(olist, optarg, false);
3968 if (!opts) {
3969 exit(1);
3970 }
3971 display_remote++;
3972 break;
3973 case QEMU_OPTION_writeconfig:
3974 {
3975 FILE *fp;
3976 if (strcmp(optarg, "-") == 0) {
3977 fp = stdout;
3978 } else {
3979 fp = fopen(optarg, "w");
3980 if (fp == NULL) {
3981 error_report("open %s: %s", optarg,
3982 strerror(errno));
3983 exit(1);
3984 }
3985 }
3986 qemu_config_write(fp);
3987 if (fp != stdout) {
3988 fclose(fp);
3989 }
3990 break;
3991 }
3992 case QEMU_OPTION_qtest:
3993 qtest_chrdev = optarg;
3994 break;
3995 case QEMU_OPTION_qtest_log:
3996 qtest_log = optarg;
3997 break;
3998 case QEMU_OPTION_sandbox:
3999 opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
4000 optarg, true);
4001 if (!opts) {
4002 exit(1);
4003 }
4004 break;
4005 case QEMU_OPTION_add_fd:
4006#ifndef _WIN32
4007 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
4008 optarg, false);
4009 if (!opts) {
4010 exit(1);
4011 }
4012#else
4013 error_report("File descriptor passing is disabled on this "
4014 "platform");
4015 exit(1);
4016#endif
4017 break;
4018 case QEMU_OPTION_object:
4019 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
4020 optarg, true);
4021 if (!opts) {
4022 exit(1);
4023 }
4024 break;
4025 case QEMU_OPTION_realtime:
4026 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
4027 optarg, false);
4028 if (!opts) {
4029 exit(1);
4030 }
4031 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
4032 break;
4033 case QEMU_OPTION_msg:
4034 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
4035 false);
4036 if (!opts) {
4037 exit(1);
4038 }
4039 configure_msg(opts);
4040 break;
4041 case QEMU_OPTION_dump_vmstate:
4042 if (vmstate_dump_file) {
4043 error_report("only one '-dump-vmstate' "
4044 "option may be given");
4045 exit(1);
4046 }
4047 vmstate_dump_file = fopen(optarg, "w");
4048 if (vmstate_dump_file == NULL) {
4049 error_report("open %s: %s", optarg, strerror(errno));
4050 exit(1);
4051 }
4052 break;
4053 default:
4054 os_parse_cmd_args(popt->index, optarg);
4055 }
4056 }
4057 }
4058
4059
4060
4061
4062 loc_set_none();
4063
4064 replay_configure(icount_opts);
4065
4066 machine_class = select_machine();
4067
4068 set_memory_options(&ram_slots, &maxram_size, machine_class);
4069
4070 os_daemonize();
4071
4072 if (qemu_arg_etrace) {
4073 qemu_etrace_enabled = etrace_init(&qemu_etracer, qemu_arg_etrace,
4074 qemu_arg_etrace_flags,
4075 0, 32);
4076 if (!qemu_etrace_enabled) {
4077 perror(qemu_arg_etrace);
4078 exit(1);
4079 }
4080 atexit(qemu_etrace_cleanup);
4081 }
4082
4083 if (qemu_init_main_loop(&main_loop_err)) {
4084 error_report_err(main_loop_err);
4085 exit(1);
4086 }
4087
4088 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4089 parse_sandbox, NULL, NULL)) {
4090 exit(1);
4091 }
4092
4093 if (qemu_opts_foreach(qemu_find_opts("name"),
4094 parse_name, NULL, NULL)) {
4095 exit(1);
4096 }
4097
4098#ifndef _WIN32
4099 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4100 parse_add_fd, NULL, NULL)) {
4101 exit(1);
4102 }
4103
4104 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4105 cleanup_add_fd, NULL, NULL)) {
4106 exit(1);
4107 }
4108#endif
4109
4110 current_machine = MACHINE(object_new(object_class_get_name(
4111 OBJECT_CLASS(machine_class))));
4112 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
4113 exit(0);
4114 }
4115 object_property_add_child(object_get_root(), "machine",
4116 OBJECT(current_machine), &error_abort);
4117 cpu_exec_init_all();
4118
4119 if (machine_class->hw_version) {
4120 qemu_set_hw_version(machine_class->hw_version);
4121 }
4122
4123
4124
4125
4126
4127
4128 cpudef_init();
4129
4130 if (cpu_model && is_help_option(cpu_model)) {
4131 list_cpus(stdout, &fprintf, cpu_model);
4132 exit(0);
4133 }
4134
4135 if (!trace_init_backends()) {
4136 exit(1);
4137 }
4138 trace_init_file(trace_file);
4139
4140
4141
4142 if (log_file) {
4143 qemu_set_log_filename(log_file);
4144 }
4145
4146 if (log_mask) {
4147 int mask;
4148 mask = qemu_str_to_log_mask(log_mask);
4149 if (!mask) {
4150 qemu_print_log_usage(stdout);
4151 exit(1);
4152 }
4153 qemu_set_log(mask);
4154 } else {
4155 qemu_set_log(0);
4156 }
4157
4158
4159
4160 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4161 data_dir[data_dir_idx] = os_find_datadir();
4162 if (data_dir[data_dir_idx] != NULL) {
4163 data_dir_idx++;
4164 }
4165 }
4166
4167 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4168 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
4169 }
4170
4171 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
4172
4173 machine_class->max_cpus = machine_class->max_cpus ?: 1;
4174 if (max_cpus > machine_class->max_cpus) {
4175 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs "
4176 "supported by machine '%s' (%d)", max_cpus,
4177 machine_class->name, machine_class->max_cpus);
4178 exit(1);
4179 }
4180
4181
4182
4183
4184
4185 if (machine_class->default_machine_opts) {
4186 qemu_opts_set_defaults(qemu_find_opts("machine"),
4187 machine_class->default_machine_opts, 0);
4188 }
4189
4190 qemu_opts_foreach(qemu_find_opts("device"),
4191 default_driver_check, NULL, NULL);
4192 qemu_opts_foreach(qemu_find_opts("global"),
4193 default_driver_check, NULL, NULL);
4194
4195 if (!vga_model && !default_vga) {
4196 vga_interface_type = VGA_DEVICE;
4197 }
4198 if (!has_defaults || machine_class->no_serial) {
4199 default_serial = 0;
4200 }
4201 if (!has_defaults || machine_class->no_parallel) {
4202 default_parallel = 0;
4203 }
4204 if (!has_defaults || !machine_class->use_virtcon) {
4205 default_virtcon = 0;
4206 }
4207 if (!has_defaults || !machine_class->use_sclp) {
4208 default_sclp = 0;
4209 }
4210 if (!has_defaults || machine_class->no_floppy) {
4211 default_floppy = 0;
4212 }
4213 if (!has_defaults || machine_class->no_cdrom) {
4214 default_cdrom = 0;
4215 }
4216 if (!has_defaults || machine_class->no_sdcard) {
4217 default_sdcard = 0;
4218 }
4219 if (!has_defaults) {
4220 default_monitor = 0;
4221 default_net = 0;
4222 default_vga = 0;
4223 }
4224
4225 if (is_daemonized()) {
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235 if (display_type == DT_NOGRAPHIC
4236 && (default_parallel || default_serial
4237 || default_monitor || default_virtcon)) {
4238 error_report("-nographic cannot be used with -daemonize");
4239 exit(1);
4240 }
4241#ifdef CONFIG_CURSES
4242 if (display_type == DT_CURSES) {
4243 error_report("curses display cannot be used with -daemonize");
4244 exit(1);
4245 }
4246#endif
4247 }
4248
4249 if (display_type == DT_NOGRAPHIC) {
4250 if (default_parallel)
4251 add_device_config(DEV_PARALLEL, "null");
4252 if (default_serial && default_monitor) {
4253 add_device_config(DEV_SERIAL, "mon:stdio");
4254 } else if (default_virtcon && default_monitor) {
4255 add_device_config(DEV_VIRTCON, "mon:stdio");
4256 } else if (default_sclp && default_monitor) {
4257 add_device_config(DEV_SCLP, "mon:stdio");
4258 } else {
4259 if (default_serial)
4260 add_device_config(DEV_SERIAL, "stdio");
4261 if (default_virtcon)
4262 add_device_config(DEV_VIRTCON, "stdio");
4263 if (default_sclp) {
4264 add_device_config(DEV_SCLP, "stdio");
4265 }
4266 if (default_monitor)
4267 monitor_parse("stdio", "readline", false);
4268 }
4269 } else {
4270 if (default_serial)
4271 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4272 if (default_parallel)
4273 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4274 if (default_monitor)
4275 monitor_parse("vc:80Cx24C", "readline", false);
4276 if (default_virtcon)
4277 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4278 if (default_sclp) {
4279 add_device_config(DEV_SCLP, "vc:80Cx24C");
4280 }
4281 }
4282
4283#if defined(CONFIG_VNC)
4284 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4285 display_remote++;
4286 }
4287#endif
4288 if (display_type == DT_DEFAULT && !display_remote) {
4289#if defined(CONFIG_GTK)
4290 display_type = DT_GTK;
4291#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4292 display_type = DT_SDL;
4293#elif defined(CONFIG_VNC)
4294 vnc_parse("localhost:0,to=99,id=default", &error_abort);
4295 show_vnc_port = 1;
4296#else
4297 display_type = DT_NONE;
4298#endif
4299 }
4300
4301 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4302 error_report("-no-frame, -alt-grab and -ctrl-grab are only valid "
4303 "for SDL, ignoring option");
4304 }
4305 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4306 error_report("-no-quit is only valid for GTK and SDL, "
4307 "ignoring option");
4308 }
4309
4310#if defined(CONFIG_GTK)
4311 if (display_type == DT_GTK) {
4312 early_gtk_display_init(request_opengl);
4313 }
4314#endif
4315#if defined(CONFIG_SDL)
4316 if (display_type == DT_SDL) {
4317 sdl_display_early_init(request_opengl);
4318 }
4319#endif
4320 if (request_opengl == 1 && display_opengl == 0) {
4321#if defined(CONFIG_OPENGL)
4322 error_report("OpenGL is not supported by the display");
4323#else
4324 error_report("OpenGL support is disabled");
4325#endif
4326 exit(1);
4327 }
4328
4329 page_size_init();
4330 socket_init();
4331
4332 if (qemu_opts_foreach(qemu_find_opts("object"),
4333 user_creatable_add_opts_foreach,
4334 object_create_initial, NULL)) {
4335 exit(1);
4336 }
4337
4338 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4339 chardev_init_func, NULL, NULL)) {
4340 exit(1);
4341 }
4342
4343#ifdef CONFIG_VIRTFS
4344 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4345 fsdev_init_func, NULL, NULL)) {
4346 exit(1);
4347 }
4348#endif
4349
4350 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4351 error_report("could not acquire pid file: %s", strerror(errno));
4352 exit(1);
4353 }
4354
4355 if (qemu_opts_foreach(qemu_find_opts("device"),
4356 device_help_func, NULL, NULL)) {
4357 exit(0);
4358 }
4359
4360 machine_opts = qemu_get_machine_opts();
4361 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4362 NULL)) {
4363 object_unref(OBJECT(current_machine));
4364 exit(1);
4365 }
4366
4367 configure_accelerator(current_machine);
4368
4369 if (qtest_chrdev) {
4370 qtest_init(qtest_chrdev, qtest_log, &error_fatal);
4371 }
4372
4373 machine_opts = qemu_get_machine_opts();
4374 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4375 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4376 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4377 bios_name = qemu_opt_get(machine_opts, "firmware");
4378
4379 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4380 if (opts) {
4381 boot_order = qemu_opt_get(opts, "order");
4382 if (boot_order) {
4383 validate_bootdevices(boot_order, &error_fatal);
4384 }
4385
4386 boot_once = qemu_opt_get(opts, "once");
4387 if (boot_once) {
4388 validate_bootdevices(boot_once, &error_fatal);
4389 }
4390
4391 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4392 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4393 }
4394
4395 if (!boot_order) {
4396 boot_order = machine_class->default_boot_order;
4397 }
4398
4399 if (!kernel_cmdline) {
4400 kernel_cmdline = "";
4401 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4402 }
4403
4404 linux_boot = (kernel_filename != NULL);
4405
4406 if (!linux_boot && *kernel_cmdline != '\0') {
4407 error_report("-append only allowed with -kernel option");
4408 exit(1);
4409 }
4410
4411 if (!linux_boot && initrd_filename != NULL) {
4412 error_report("-initrd only allowed with -kernel option");
4413 exit(1);
4414 }
4415
4416 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4417
4418 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4419 }
4420
4421 os_set_line_buffering();
4422
4423#ifdef CONFIG_SPICE
4424
4425 qemu_spice_init();
4426#endif
4427
4428 cpu_ticks_init();
4429 if (icount_opts) {
4430 if (kvm_enabled() || xen_enabled()) {
4431 error_report("-icount is not allowed with kvm or xen");
4432 exit(1);
4433 }
4434 configure_icount(icount_opts, &error_abort);
4435 qemu_opts_del(icount_opts);
4436 }
4437
4438
4439 atexit(&net_cleanup);
4440
4441 if (net_init_clients() < 0) {
4442 exit(1);
4443 }
4444
4445 if (qemu_opts_foreach(qemu_find_opts("object"),
4446 user_creatable_add_opts_foreach,
4447 object_create_delayed, NULL)) {
4448 exit(1);
4449 }
4450
4451#ifdef CONFIG_TPM
4452 if (tpm_init() < 0) {
4453 exit(1);
4454 }
4455#endif
4456
4457
4458 if (foreach_device_config(DEV_BT, bt_parse))
4459 exit(1);
4460
4461 if (!xen_enabled()) {
4462
4463 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4464 error_report("at most 2047 MB RAM can be simulated");
4465 exit(1);
4466 }
4467 }
4468
4469 blk_mig_init();
4470 ram_mig_init();
4471
4472
4473
4474 if (machine_class->units_per_default_bus) {
4475 override_max_devs(machine_class->block_default_type,
4476 machine_class->units_per_default_bus);
4477 }
4478
4479
4480 if (snapshot || replay_mode != REPLAY_MODE_NONE) {
4481 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
4482 NULL, NULL);
4483 }
4484 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4485 &machine_class->block_default_type, NULL)) {
4486 exit(1);
4487 }
4488
4489 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4490 CDROM_OPTS);
4491 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4492 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4493
4494 parse_numa_opts(machine_class);
4495
4496 if (qemu_opts_foreach(qemu_find_opts("mon"),
4497 mon_init_func, NULL, NULL)) {
4498 exit(1);
4499 }
4500
4501 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4502 exit(1);
4503 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4504 exit(1);
4505 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4506 exit(1);
4507 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4508 exit(1);
4509 }
4510 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4511 exit(1);
4512
4513
4514 if (default_vga) {
4515 if (machine_class->default_display) {
4516 vga_model = machine_class->default_display;
4517 } else if (cirrus_vga_available()) {
4518 vga_model = "cirrus";
4519 } else if (vga_available()) {
4520 vga_model = "std";
4521 }
4522 }
4523 if (vga_model) {
4524 select_vgahw(vga_model);
4525 }
4526
4527 if (watchdog) {
4528 i = select_watchdog(watchdog);
4529 if (i > 0)
4530 exit (i == 1 ? 1 : 0);
4531 }
4532
4533 if (machine_class->compat_props) {
4534 qdev_prop_register_global_list(machine_class->compat_props);
4535 }
4536 qemu_add_globals();
4537
4538
4539
4540
4541 replay_checkpoint(CHECKPOINT_INIT);
4542 qdev_machine_init();
4543
4544 current_machine->ram_size = ram_size;
4545 current_machine->maxram_size = maxram_size;
4546 current_machine->ram_slots = ram_slots;
4547 current_machine->boot_order = boot_order;
4548 current_machine->cpu_model = cpu_model;
4549
4550 machine_class->init(current_machine);
4551
4552 realtime_init();
4553
4554 audio_init();
4555
4556 cpu_synchronize_all_post_init();
4557
4558 numa_post_machine_init();
4559
4560 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4561 parse_fw_cfg, fw_cfg_find(), NULL) != 0) {
4562 exit(1);
4563 }
4564
4565
4566 if (usb_enabled()) {
4567 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4568 exit(1);
4569 }
4570
4571
4572 igd_gfx_passthru();
4573
4574
4575 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
4576 if (qemu_opts_foreach(qemu_find_opts("device"),
4577 device_init_func, NULL, NULL)) {
4578 exit(1);
4579 }
4580 rom_reset_order_override();
4581
4582
4583 drive_check_orphaned();
4584
4585 net_check_clients();
4586
4587 if (boot_once) {
4588 qemu_boot_set(boot_once, &error_fatal);
4589 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4590 }
4591
4592 ds = init_displaystate();
4593
4594
4595 switch (display_type) {
4596 case DT_NOGRAPHIC:
4597 (void)ds;
4598 break;
4599#if defined(CONFIG_CURSES)
4600 case DT_CURSES:
4601 curses_display_init(ds, full_screen);
4602 break;
4603#endif
4604#if defined(CONFIG_SDL)
4605 case DT_SDL:
4606 sdl_display_init(ds, full_screen, no_frame);
4607 break;
4608#elif defined(CONFIG_COCOA)
4609 case DT_SDL:
4610 cocoa_display_init(ds, full_screen);
4611 break;
4612#endif
4613#if defined(CONFIG_GTK)
4614 case DT_GTK:
4615 gtk_display_init(ds, full_screen, grab_on_hover);
4616 break;
4617#endif
4618 default:
4619 break;
4620 }
4621
4622
4623 os_setup_signal_handling();
4624
4625#ifdef CONFIG_VNC
4626
4627 qemu_opts_foreach(qemu_find_opts("vnc"),
4628 vnc_init_func, NULL, NULL);
4629 if (show_vnc_port) {
4630 char *ret = vnc_display_local_addr("default");
4631 printf("VNC server running on '%s'\n", ret);
4632 g_free(ret);
4633 }
4634#endif
4635#ifdef CONFIG_SPICE
4636 if (using_spice) {
4637 qemu_spice_display_init();
4638 }
4639#endif
4640
4641 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4642 exit(1);
4643 }
4644
4645 qdev_machine_creation_done();
4646
4647
4648
4649 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4650 qemu_run_machine_init_done_notifiers();
4651
4652 if (rom_check_and_register_reset() != 0) {
4653 error_report("rom check and register reset failed");
4654 exit(1);
4655 }
4656
4657 replay_start();
4658
4659
4660
4661
4662 replay_checkpoint(CHECKPOINT_RESET);
4663 qemu_system_reset(VMRESET_SILENT);
4664 register_global_state();
4665 if (loadvm) {
4666 if (load_vmstate(loadvm) < 0) {
4667 autostart = 0;
4668 }
4669 }
4670
4671 qdev_prop_check_globals();
4672 if (vmstate_dump_file) {
4673
4674 dump_vmstate_json_to_file(vmstate_dump_file);
4675 return 0;
4676 }
4677
4678 if (incoming) {
4679 Error *local_err = NULL;
4680 qemu_start_incoming_migration(incoming, &local_err);
4681 if (local_err) {
4682 error_reportf_err(local_err, "-incoming %s: ", incoming);
4683 exit(1);
4684 }
4685 } else if (autostart) {
4686 vm_start();
4687 }
4688
4689 os_setup_post();
4690
4691 if (qemu_etrace_mask(ETRACE_F_GPIO)) {
4692 qemu_etrace_gpio_init();
4693 }
4694
4695 main_loop();
4696 replay_disable_events();
4697
4698 bdrv_close_all();
4699 pause_all_vcpus();
4700 res_free();
4701#ifdef CONFIG_TPM
4702 tpm_cleanup();
4703#endif
4704
4705 return 0;
4706}
4707