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numa: Move NUMA declarations from sysemu.h to numa.h
[mirror_qemu.git] / vl.c
1 /*
2 * QEMU System Emulator
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include <unistd.h>
25 #include <fcntl.h>
26 #include <signal.h>
27 #include <time.h>
28 #include <errno.h>
29 #include <sys/time.h>
30
31 #include "config-host.h"
32
33 #ifdef CONFIG_SECCOMP
34 #include "sysemu/seccomp.h"
35 #endif
36
37 #if defined(CONFIG_VDE)
38 #include <libvdeplug.h>
39 #endif
40
41 #ifdef CONFIG_SDL
42 #if defined(__APPLE__) || defined(main)
43 #include <SDL.h>
44 int qemu_main(int argc, char **argv, char **envp);
45 int main(int argc, char **argv)
46 {
47 return qemu_main(argc, argv, NULL);
48 }
49 #undef main
50 #define main qemu_main
51 #endif
52 #endif /* CONFIG_SDL */
53
54 #ifdef CONFIG_COCOA
55 #undef main
56 #define main qemu_main
57 #endif /* CONFIG_COCOA */
58
59 #include <glib.h>
60
61 #include "qemu/sockets.h"
62 #include "hw/hw.h"
63 #include "hw/boards.h"
64 #include "sysemu/accel.h"
65 #include "hw/usb.h"
66 #include "hw/i386/pc.h"
67 #include "hw/isa/isa.h"
68 #include "hw/bt.h"
69 #include "sysemu/watchdog.h"
70 #include "hw/i386/smbios.h"
71 #include "hw/xen/xen.h"
72 #include "hw/qdev.h"
73 #include "hw/loader.h"
74 #include "monitor/qdev.h"
75 #include "sysemu/bt.h"
76 #include "net/net.h"
77 #include "net/slirp.h"
78 #include "monitor/monitor.h"
79 #include "ui/console.h"
80 #include "sysemu/sysemu.h"
81 #include "sysemu/numa.h"
82 #include "exec/gdbstub.h"
83 #include "qemu/timer.h"
84 #include "sysemu/char.h"
85 #include "qemu/bitmap.h"
86 #include "sysemu/blockdev.h"
87 #include "hw/block/block.h"
88 #include "migration/block.h"
89 #include "sysemu/tpm.h"
90 #include "sysemu/dma.h"
91 #include "audio/audio.h"
92 #include "migration/migration.h"
93 #include "sysemu/kvm.h"
94 #include "qapi/qmp/qjson.h"
95 #include "qemu/option.h"
96 #include "qemu/config-file.h"
97 #include "qemu-options.h"
98 #include "qmp-commands.h"
99 #include "qemu/main-loop.h"
100 #ifdef CONFIG_VIRTFS
101 #include "fsdev/qemu-fsdev.h"
102 #endif
103 #include "sysemu/qtest.h"
104
105 #include "disas/disas.h"
106
107
108 #include "slirp/libslirp.h"
109
110 #include "trace.h"
111 #include "trace/control.h"
112 #include "qemu/queue.h"
113 #include "sysemu/cpus.h"
114 #include "sysemu/arch_init.h"
115 #include "qemu/osdep.h"
116
117 #include "ui/qemu-spice.h"
118 #include "qapi/string-input-visitor.h"
119 #include "qapi/opts-visitor.h"
120 #include "qom/object_interfaces.h"
121 #include "qapi-event.h"
122
123 #define DEFAULT_RAM_SIZE 128
124
125 #define MAX_VIRTIO_CONSOLES 1
126 #define MAX_SCLP_CONSOLES 1
127
128 static const char *data_dir[16];
129 static int data_dir_idx;
130 const char *bios_name = NULL;
131 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
132 DisplayType display_type = DT_DEFAULT;
133 static int display_remote;
134 const char* keyboard_layout = NULL;
135 ram_addr_t ram_size;
136 const char *mem_path = NULL;
137 int mem_prealloc = 0; /* force preallocation of physical target memory */
138 bool enable_mlock = false;
139 int nb_nics;
140 NICInfo nd_table[MAX_NICS];
141 int autostart;
142 static int rtc_utc = 1;
143 static int rtc_date_offset = -1; /* -1 means no change */
144 QEMUClockType rtc_clock;
145 int vga_interface_type = VGA_NONE;
146 static int full_screen = 0;
147 static int no_frame = 0;
148 int no_quit = 0;
149 #ifdef CONFIG_GTK
150 static bool grab_on_hover;
151 #endif
152 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
153 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
154 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
155 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
156 int win2k_install_hack = 0;
157 int singlestep = 0;
158 int smp_cpus = 1;
159 int max_cpus = 0;
160 int smp_cores = 1;
161 int smp_threads = 1;
162 int acpi_enabled = 1;
163 int no_hpet = 0;
164 int fd_bootchk = 1;
165 static int no_reboot;
166 int no_shutdown = 0;
167 int cursor_hide = 1;
168 int graphic_rotate = 0;
169 const char *watchdog;
170 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
171 int nb_option_roms;
172 int semihosting_enabled = 0;
173 int old_param = 0;
174 const char *qemu_name;
175 int alt_grab = 0;
176 int ctrl_grab = 0;
177 unsigned int nb_prom_envs = 0;
178 const char *prom_envs[MAX_PROM_ENVS];
179 int boot_menu;
180 bool boot_strict;
181 uint8_t *boot_splash_filedata;
182 size_t boot_splash_filedata_size;
183 uint8_t qemu_extra_params_fw[2];
184
185 int icount_align_option;
186
187 int nb_numa_nodes;
188 int max_numa_nodeid;
189 NodeInfo numa_info[MAX_NODES];
190
191 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
192 * little-endian "wire format" described in the SMBIOS 2.6 specification.
193 */
194 uint8_t qemu_uuid[16];
195 bool qemu_uuid_set;
196
197 static NotifierList exit_notifiers =
198 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
199
200 static NotifierList machine_init_done_notifiers =
201 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
202
203 bool xen_allowed;
204 uint32_t xen_domid;
205 enum xen_mode xen_mode = XEN_EMULATE;
206
207 static int has_defaults = 1;
208 static int default_serial = 1;
209 static int default_parallel = 1;
210 static int default_virtcon = 1;
211 static int default_sclp = 1;
212 static int default_monitor = 1;
213 static int default_floppy = 1;
214 static int default_cdrom = 1;
215 static int default_sdcard = 1;
216 static int default_vga = 1;
217
218 static 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-s390", .flag = &default_virtcon },
231 { .driver = "virtio-serial", .flag = &default_virtcon },
232 { .driver = "VGA", .flag = &default_vga },
233 { .driver = "isa-vga", .flag = &default_vga },
234 { .driver = "cirrus-vga", .flag = &default_vga },
235 { .driver = "isa-cirrus-vga", .flag = &default_vga },
236 { .driver = "vmware-svga", .flag = &default_vga },
237 { .driver = "qxl-vga", .flag = &default_vga },
238 };
239
240 static 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 { /* end of list */ }
255 },
256 };
257
258 static 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 { /* end of list */ }
268 },
269 };
270
271 static QemuOptsList qemu_trace_opts = {
272 .name = "trace",
273 .implied_opt_name = "trace",
274 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
275 .desc = {
276 {
277 .name = "events",
278 .type = QEMU_OPT_STRING,
279 },{
280 .name = "file",
281 .type = QEMU_OPT_STRING,
282 },
283 { /* end of list */ }
284 },
285 };
286
287 static QemuOptsList qemu_option_rom_opts = {
288 .name = "option-rom",
289 .implied_opt_name = "romfile",
290 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
291 .desc = {
292 {
293 .name = "bootindex",
294 .type = QEMU_OPT_NUMBER,
295 }, {
296 .name = "romfile",
297 .type = QEMU_OPT_STRING,
298 },
299 { /* end of list */ }
300 },
301 };
302
303 static QemuOptsList qemu_machine_opts = {
304 .name = "machine",
305 .implied_opt_name = "type",
306 .merge_lists = true,
307 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
308 .desc = {
309 /*
310 * no elements => accept any
311 * sanity checking will happen later
312 * when setting machine properties
313 */
314 { }
315 },
316 };
317
318 static QemuOptsList qemu_boot_opts = {
319 .name = "boot-opts",
320 .implied_opt_name = "order",
321 .merge_lists = true,
322 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
323 .desc = {
324 {
325 .name = "order",
326 .type = QEMU_OPT_STRING,
327 }, {
328 .name = "once",
329 .type = QEMU_OPT_STRING,
330 }, {
331 .name = "menu",
332 .type = QEMU_OPT_BOOL,
333 }, {
334 .name = "splash",
335 .type = QEMU_OPT_STRING,
336 }, {
337 .name = "splash-time",
338 .type = QEMU_OPT_STRING,
339 }, {
340 .name = "reboot-timeout",
341 .type = QEMU_OPT_STRING,
342 }, {
343 .name = "strict",
344 .type = QEMU_OPT_BOOL,
345 },
346 { /*End of list */ }
347 },
348 };
349
350 static QemuOptsList qemu_add_fd_opts = {
351 .name = "add-fd",
352 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
353 .desc = {
354 {
355 .name = "fd",
356 .type = QEMU_OPT_NUMBER,
357 .help = "file descriptor of which a duplicate is added to fd set",
358 },{
359 .name = "set",
360 .type = QEMU_OPT_NUMBER,
361 .help = "ID of the fd set to add fd to",
362 },{
363 .name = "opaque",
364 .type = QEMU_OPT_STRING,
365 .help = "free-form string used to describe fd",
366 },
367 { /* end of list */ }
368 },
369 };
370
371 static QemuOptsList qemu_object_opts = {
372 .name = "object",
373 .implied_opt_name = "qom-type",
374 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
375 .desc = {
376 { }
377 },
378 };
379
380 static QemuOptsList qemu_tpmdev_opts = {
381 .name = "tpmdev",
382 .implied_opt_name = "type",
383 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
384 .desc = {
385 /* options are defined in the TPM backends */
386 { /* end of list */ }
387 },
388 };
389
390 static QemuOptsList qemu_realtime_opts = {
391 .name = "realtime",
392 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
393 .desc = {
394 {
395 .name = "mlock",
396 .type = QEMU_OPT_BOOL,
397 },
398 { /* end of list */ }
399 },
400 };
401
402 static QemuOptsList qemu_msg_opts = {
403 .name = "msg",
404 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
405 .desc = {
406 {
407 .name = "timestamp",
408 .type = QEMU_OPT_BOOL,
409 },
410 { /* end of list */ }
411 },
412 };
413
414 static QemuOptsList qemu_name_opts = {
415 .name = "name",
416 .implied_opt_name = "guest",
417 .merge_lists = true,
418 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
419 .desc = {
420 {
421 .name = "guest",
422 .type = QEMU_OPT_STRING,
423 .help = "Sets the name of the guest.\n"
424 "This name will be displayed in the SDL window caption.\n"
425 "The name will also be used for the VNC server",
426 }, {
427 .name = "process",
428 .type = QEMU_OPT_STRING,
429 .help = "Sets the name of the QEMU process, as shown in top etc",
430 }, {
431 .name = "debug-threads",
432 .type = QEMU_OPT_BOOL,
433 .help = "When enabled, name the individual threads; defaults off.\n"
434 "NOTE: The thread names are for debugging and not a\n"
435 "stable API.",
436 },
437 { /* End of list */ }
438 },
439 };
440
441 static QemuOptsList qemu_mem_opts = {
442 .name = "memory",
443 .implied_opt_name = "size",
444 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
445 .merge_lists = true,
446 .desc = {
447 {
448 .name = "size",
449 .type = QEMU_OPT_SIZE,
450 },
451 {
452 .name = "slots",
453 .type = QEMU_OPT_NUMBER,
454 },
455 {
456 .name = "maxmem",
457 .type = QEMU_OPT_SIZE,
458 },
459 { /* end of list */ }
460 },
461 };
462
463 static QemuOptsList qemu_icount_opts = {
464 .name = "icount",
465 .implied_opt_name = "shift",
466 .merge_lists = true,
467 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
468 .desc = {
469 {
470 .name = "shift",
471 .type = QEMU_OPT_STRING,
472 }, {
473 .name = "align",
474 .type = QEMU_OPT_BOOL,
475 },
476 { /* end of list */ }
477 },
478 };
479
480 static QemuOptsList qemu_semihosting_config_opts = {
481 .name = "semihosting-config",
482 .implied_opt_name = "enable",
483 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
484 .desc = {
485 {
486 .name = "enable",
487 .type = QEMU_OPT_BOOL,
488 }, {
489 .name = "target",
490 .type = QEMU_OPT_STRING,
491 },
492 { /* end of list */ }
493 },
494 };
495
496 /**
497 * Get machine options
498 *
499 * Returns: machine options (never null).
500 */
501 QemuOpts *qemu_get_machine_opts(void)
502 {
503 return qemu_find_opts_singleton("machine");
504 }
505
506 const char *qemu_get_vm_name(void)
507 {
508 return qemu_name;
509 }
510
511 static void res_free(void)
512 {
513 if (boot_splash_filedata != NULL) {
514 g_free(boot_splash_filedata);
515 boot_splash_filedata = NULL;
516 }
517 }
518
519 static int default_driver_check(QemuOpts *opts, void *opaque)
520 {
521 const char *driver = qemu_opt_get(opts, "driver");
522 int i;
523
524 if (!driver)
525 return 0;
526 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
527 if (strcmp(default_list[i].driver, driver) != 0)
528 continue;
529 *(default_list[i].flag) = 0;
530 }
531 return 0;
532 }
533
534 /***********************************************************/
535 /* QEMU state */
536
537 static RunState current_run_state = RUN_STATE_PRELAUNCH;
538
539 /* We use RUN_STATE_MAX but any invalid value will do */
540 static RunState vmstop_requested = RUN_STATE_MAX;
541 static QemuMutex vmstop_lock;
542
543 typedef struct {
544 RunState from;
545 RunState to;
546 } RunStateTransition;
547
548 static const RunStateTransition runstate_transitions_def[] = {
549 /* from -> to */
550 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
551 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
552
553 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
554 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
555
556 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
557 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
558
559 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
560 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
561
562 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
563 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
564
565 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
566 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
567
568 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
569 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
570 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
571
572 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
573 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
574
575 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
576
577 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
578 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
579 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
580 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
581 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
582 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
583 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
584 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
585 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
586 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
587
588 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
589
590 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
591 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
592
593 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
594 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
595 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
596 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
597
598 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
599 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
600
601 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
602 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
603
604 { RUN_STATE_MAX, RUN_STATE_MAX },
605 };
606
607 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
608
609 bool runstate_check(RunState state)
610 {
611 return current_run_state == state;
612 }
613
614 static void runstate_init(void)
615 {
616 const RunStateTransition *p;
617
618 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
619 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
620 runstate_valid_transitions[p->from][p->to] = true;
621 }
622
623 qemu_mutex_init(&vmstop_lock);
624 }
625
626 /* This function will abort() on invalid state transitions */
627 void runstate_set(RunState new_state)
628 {
629 assert(new_state < RUN_STATE_MAX);
630
631 if (!runstate_valid_transitions[current_run_state][new_state]) {
632 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
633 RunState_lookup[current_run_state],
634 RunState_lookup[new_state]);
635 abort();
636 }
637 trace_runstate_set(new_state);
638 current_run_state = new_state;
639 }
640
641 int runstate_is_running(void)
642 {
643 return runstate_check(RUN_STATE_RUNNING);
644 }
645
646 bool runstate_needs_reset(void)
647 {
648 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
649 runstate_check(RUN_STATE_SHUTDOWN);
650 }
651
652 StatusInfo *qmp_query_status(Error **errp)
653 {
654 StatusInfo *info = g_malloc0(sizeof(*info));
655
656 info->running = runstate_is_running();
657 info->singlestep = singlestep;
658 info->status = current_run_state;
659
660 return info;
661 }
662
663 static bool qemu_vmstop_requested(RunState *r)
664 {
665 qemu_mutex_lock(&vmstop_lock);
666 *r = vmstop_requested;
667 vmstop_requested = RUN_STATE_MAX;
668 qemu_mutex_unlock(&vmstop_lock);
669 return *r < RUN_STATE_MAX;
670 }
671
672 void qemu_system_vmstop_request_prepare(void)
673 {
674 qemu_mutex_lock(&vmstop_lock);
675 }
676
677 void qemu_system_vmstop_request(RunState state)
678 {
679 vmstop_requested = state;
680 qemu_mutex_unlock(&vmstop_lock);
681 qemu_notify_event();
682 }
683
684 void vm_start(void)
685 {
686 RunState requested;
687
688 qemu_vmstop_requested(&requested);
689 if (runstate_is_running() && requested == RUN_STATE_MAX) {
690 return;
691 }
692
693 /* Ensure that a STOP/RESUME pair of events is emitted if a
694 * vmstop request was pending. The BLOCK_IO_ERROR event, for
695 * example, according to documentation is always followed by
696 * the STOP event.
697 */
698 if (runstate_is_running()) {
699 qapi_event_send_stop(&error_abort);
700 } else {
701 cpu_enable_ticks();
702 runstate_set(RUN_STATE_RUNNING);
703 vm_state_notify(1, RUN_STATE_RUNNING);
704 resume_all_vcpus();
705 }
706
707 qapi_event_send_resume(&error_abort);
708 }
709
710
711 /***********************************************************/
712 /* real time host monotonic timer */
713
714 /***********************************************************/
715 /* host time/date access */
716 void qemu_get_timedate(struct tm *tm, int offset)
717 {
718 time_t ti;
719
720 time(&ti);
721 ti += offset;
722 if (rtc_date_offset == -1) {
723 if (rtc_utc)
724 gmtime_r(&ti, tm);
725 else
726 localtime_r(&ti, tm);
727 } else {
728 ti -= rtc_date_offset;
729 gmtime_r(&ti, tm);
730 }
731 }
732
733 int qemu_timedate_diff(struct tm *tm)
734 {
735 time_t seconds;
736
737 if (rtc_date_offset == -1)
738 if (rtc_utc)
739 seconds = mktimegm(tm);
740 else {
741 struct tm tmp = *tm;
742 tmp.tm_isdst = -1; /* use timezone to figure it out */
743 seconds = mktime(&tmp);
744 }
745 else
746 seconds = mktimegm(tm) + rtc_date_offset;
747
748 return seconds - time(NULL);
749 }
750
751 static void configure_rtc_date_offset(const char *startdate, int legacy)
752 {
753 time_t rtc_start_date;
754 struct tm tm;
755
756 if (!strcmp(startdate, "now") && legacy) {
757 rtc_date_offset = -1;
758 } else {
759 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
760 &tm.tm_year,
761 &tm.tm_mon,
762 &tm.tm_mday,
763 &tm.tm_hour,
764 &tm.tm_min,
765 &tm.tm_sec) == 6) {
766 /* OK */
767 } else if (sscanf(startdate, "%d-%d-%d",
768 &tm.tm_year,
769 &tm.tm_mon,
770 &tm.tm_mday) == 3) {
771 tm.tm_hour = 0;
772 tm.tm_min = 0;
773 tm.tm_sec = 0;
774 } else {
775 goto date_fail;
776 }
777 tm.tm_year -= 1900;
778 tm.tm_mon--;
779 rtc_start_date = mktimegm(&tm);
780 if (rtc_start_date == -1) {
781 date_fail:
782 fprintf(stderr, "Invalid date format. Valid formats are:\n"
783 "'2006-06-17T16:01:21' or '2006-06-17'\n");
784 exit(1);
785 }
786 rtc_date_offset = time(NULL) - rtc_start_date;
787 }
788 }
789
790 static void configure_rtc(QemuOpts *opts)
791 {
792 const char *value;
793
794 value = qemu_opt_get(opts, "base");
795 if (value) {
796 if (!strcmp(value, "utc")) {
797 rtc_utc = 1;
798 } else if (!strcmp(value, "localtime")) {
799 rtc_utc = 0;
800 } else {
801 configure_rtc_date_offset(value, 0);
802 }
803 }
804 value = qemu_opt_get(opts, "clock");
805 if (value) {
806 if (!strcmp(value, "host")) {
807 rtc_clock = QEMU_CLOCK_HOST;
808 } else if (!strcmp(value, "rt")) {
809 rtc_clock = QEMU_CLOCK_REALTIME;
810 } else if (!strcmp(value, "vm")) {
811 rtc_clock = QEMU_CLOCK_VIRTUAL;
812 } else {
813 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
814 exit(1);
815 }
816 }
817 value = qemu_opt_get(opts, "driftfix");
818 if (value) {
819 if (!strcmp(value, "slew")) {
820 static GlobalProperty slew_lost_ticks[] = {
821 {
822 .driver = "mc146818rtc",
823 .property = "lost_tick_policy",
824 .value = "slew",
825 },
826 { /* end of list */ }
827 };
828
829 qdev_prop_register_global_list(slew_lost_ticks);
830 } else if (!strcmp(value, "none")) {
831 /* discard is default */
832 } else {
833 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
834 exit(1);
835 }
836 }
837 }
838
839 /***********************************************************/
840 /* Bluetooth support */
841 static int nb_hcis;
842 static int cur_hci;
843 static struct HCIInfo *hci_table[MAX_NICS];
844
845 struct HCIInfo *qemu_next_hci(void)
846 {
847 if (cur_hci == nb_hcis)
848 return &null_hci;
849
850 return hci_table[cur_hci++];
851 }
852
853 static int bt_hci_parse(const char *str)
854 {
855 struct HCIInfo *hci;
856 bdaddr_t bdaddr;
857
858 if (nb_hcis >= MAX_NICS) {
859 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
860 return -1;
861 }
862
863 hci = hci_init(str);
864 if (!hci)
865 return -1;
866
867 bdaddr.b[0] = 0x52;
868 bdaddr.b[1] = 0x54;
869 bdaddr.b[2] = 0x00;
870 bdaddr.b[3] = 0x12;
871 bdaddr.b[4] = 0x34;
872 bdaddr.b[5] = 0x56 + nb_hcis;
873 hci->bdaddr_set(hci, bdaddr.b);
874
875 hci_table[nb_hcis++] = hci;
876
877 return 0;
878 }
879
880 static void bt_vhci_add(int vlan_id)
881 {
882 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
883
884 if (!vlan->slave)
885 fprintf(stderr, "qemu: warning: adding a VHCI to "
886 "an empty scatternet %i\n", vlan_id);
887
888 bt_vhci_init(bt_new_hci(vlan));
889 }
890
891 static struct bt_device_s *bt_device_add(const char *opt)
892 {
893 struct bt_scatternet_s *vlan;
894 int vlan_id = 0;
895 char *endp = strstr(opt, ",vlan=");
896 int len = (endp ? endp - opt : strlen(opt)) + 1;
897 char devname[10];
898
899 pstrcpy(devname, MIN(sizeof(devname), len), opt);
900
901 if (endp) {
902 vlan_id = strtol(endp + 6, &endp, 0);
903 if (*endp) {
904 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
905 return 0;
906 }
907 }
908
909 vlan = qemu_find_bt_vlan(vlan_id);
910
911 if (!vlan->slave)
912 fprintf(stderr, "qemu: warning: adding a slave device to "
913 "an empty scatternet %i\n", vlan_id);
914
915 if (!strcmp(devname, "keyboard"))
916 return bt_keyboard_init(vlan);
917
918 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
919 return 0;
920 }
921
922 static int bt_parse(const char *opt)
923 {
924 const char *endp, *p;
925 int vlan;
926
927 if (strstart(opt, "hci", &endp)) {
928 if (!*endp || *endp == ',') {
929 if (*endp)
930 if (!strstart(endp, ",vlan=", 0))
931 opt = endp + 1;
932
933 return bt_hci_parse(opt);
934 }
935 } else if (strstart(opt, "vhci", &endp)) {
936 if (!*endp || *endp == ',') {
937 if (*endp) {
938 if (strstart(endp, ",vlan=", &p)) {
939 vlan = strtol(p, (char **) &endp, 0);
940 if (*endp) {
941 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
942 return 1;
943 }
944 } else {
945 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
946 return 1;
947 }
948 } else
949 vlan = 0;
950
951 bt_vhci_add(vlan);
952 return 0;
953 }
954 } else if (strstart(opt, "device:", &endp))
955 return !bt_device_add(endp);
956
957 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
958 return 1;
959 }
960
961 static int parse_sandbox(QemuOpts *opts, void *opaque)
962 {
963 /* FIXME: change this to true for 1.3 */
964 if (qemu_opt_get_bool(opts, "enable", false)) {
965 #ifdef CONFIG_SECCOMP
966 if (seccomp_start() < 0) {
967 qerror_report(ERROR_CLASS_GENERIC_ERROR,
968 "failed to install seccomp syscall filter in the kernel");
969 return -1;
970 }
971 #else
972 qerror_report(ERROR_CLASS_GENERIC_ERROR,
973 "sandboxing request but seccomp is not compiled into this build");
974 return -1;
975 #endif
976 }
977
978 return 0;
979 }
980
981 static int parse_name(QemuOpts *opts, void *opaque)
982 {
983 const char *proc_name;
984
985 if (qemu_opt_get(opts, "debug-threads")) {
986 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
987 }
988 qemu_name = qemu_opt_get(opts, "guest");
989
990 proc_name = qemu_opt_get(opts, "process");
991 if (proc_name) {
992 os_set_proc_name(proc_name);
993 }
994
995 return 0;
996 }
997
998 bool defaults_enabled(void)
999 {
1000 return has_defaults;
1001 }
1002
1003 bool usb_enabled(void)
1004 {
1005 return machine_usb(current_machine);
1006 }
1007
1008 #ifndef _WIN32
1009 static int parse_add_fd(QemuOpts *opts, void *opaque)
1010 {
1011 int fd, dupfd, flags;
1012 int64_t fdset_id;
1013 const char *fd_opaque = NULL;
1014
1015 fd = qemu_opt_get_number(opts, "fd", -1);
1016 fdset_id = qemu_opt_get_number(opts, "set", -1);
1017 fd_opaque = qemu_opt_get(opts, "opaque");
1018
1019 if (fd < 0) {
1020 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1021 "fd option is required and must be non-negative");
1022 return -1;
1023 }
1024
1025 if (fd <= STDERR_FILENO) {
1026 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1027 "fd cannot be a standard I/O stream");
1028 return -1;
1029 }
1030
1031 /*
1032 * All fds inherited across exec() necessarily have FD_CLOEXEC
1033 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1034 */
1035 flags = fcntl(fd, F_GETFD);
1036 if (flags == -1 || (flags & FD_CLOEXEC)) {
1037 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1038 "fd is not valid or already in use");
1039 return -1;
1040 }
1041
1042 if (fdset_id < 0) {
1043 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1044 "set option is required and must be non-negative");
1045 return -1;
1046 }
1047
1048 #ifdef F_DUPFD_CLOEXEC
1049 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1050 #else
1051 dupfd = dup(fd);
1052 if (dupfd != -1) {
1053 qemu_set_cloexec(dupfd);
1054 }
1055 #endif
1056 if (dupfd == -1) {
1057 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1058 "Error duplicating fd: %s", strerror(errno));
1059 return -1;
1060 }
1061
1062 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1063 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1064 fd_opaque, NULL);
1065
1066 return 0;
1067 }
1068
1069 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1070 {
1071 int fd;
1072
1073 fd = qemu_opt_get_number(opts, "fd", -1);
1074 close(fd);
1075
1076 return 0;
1077 }
1078 #endif
1079
1080 /***********************************************************/
1081 /* QEMU Block devices */
1082
1083 #define HD_OPTS "media=disk"
1084 #define CDROM_OPTS "media=cdrom"
1085 #define FD_OPTS ""
1086 #define PFLASH_OPTS ""
1087 #define MTD_OPTS ""
1088 #define SD_OPTS ""
1089
1090 static int drive_init_func(QemuOpts *opts, void *opaque)
1091 {
1092 BlockInterfaceType *block_default_type = opaque;
1093
1094 return drive_new(opts, *block_default_type) == NULL;
1095 }
1096
1097 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1098 {
1099 if (qemu_opt_get(opts, "snapshot") == NULL) {
1100 qemu_opt_set(opts, "snapshot", "on");
1101 }
1102 return 0;
1103 }
1104
1105 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1106 int index, const char *optstr)
1107 {
1108 QemuOpts *opts;
1109 DriveInfo *dinfo;
1110
1111 if (!enable || drive_get_by_index(type, index)) {
1112 return;
1113 }
1114
1115 opts = drive_add(type, index, NULL, optstr);
1116 if (snapshot) {
1117 drive_enable_snapshot(opts, NULL);
1118 }
1119
1120 dinfo = drive_new(opts, type);
1121 if (!dinfo) {
1122 exit(1);
1123 }
1124 dinfo->is_default = true;
1125
1126 }
1127
1128 static QemuOptsList qemu_smp_opts = {
1129 .name = "smp-opts",
1130 .implied_opt_name = "cpus",
1131 .merge_lists = true,
1132 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1133 .desc = {
1134 {
1135 .name = "cpus",
1136 .type = QEMU_OPT_NUMBER,
1137 }, {
1138 .name = "sockets",
1139 .type = QEMU_OPT_NUMBER,
1140 }, {
1141 .name = "cores",
1142 .type = QEMU_OPT_NUMBER,
1143 }, {
1144 .name = "threads",
1145 .type = QEMU_OPT_NUMBER,
1146 }, {
1147 .name = "maxcpus",
1148 .type = QEMU_OPT_NUMBER,
1149 },
1150 { /*End of list */ }
1151 },
1152 };
1153
1154 static void smp_parse(QemuOpts *opts)
1155 {
1156 if (opts) {
1157
1158 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1159 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1160 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1161 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1162
1163 /* compute missing values, prefer sockets over cores over threads */
1164 if (cpus == 0 || sockets == 0) {
1165 sockets = sockets > 0 ? sockets : 1;
1166 cores = cores > 0 ? cores : 1;
1167 threads = threads > 0 ? threads : 1;
1168 if (cpus == 0) {
1169 cpus = cores * threads * sockets;
1170 }
1171 } else if (cores == 0) {
1172 threads = threads > 0 ? threads : 1;
1173 cores = cpus / (sockets * threads);
1174 } else if (threads == 0) {
1175 threads = cpus / (cores * sockets);
1176 } else if (sockets * cores * threads < cpus) {
1177 fprintf(stderr, "cpu topology: error: "
1178 "sockets (%u) * cores (%u) * threads (%u) < "
1179 "smp_cpus (%u)\n",
1180 sockets, cores, threads, cpus);
1181 exit(1);
1182 }
1183
1184 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1185
1186 smp_cpus = cpus;
1187 smp_cores = cores > 0 ? cores : 1;
1188 smp_threads = threads > 0 ? threads : 1;
1189
1190 }
1191
1192 if (max_cpus == 0) {
1193 max_cpus = smp_cpus;
1194 }
1195
1196 if (max_cpus > MAX_CPUMASK_BITS) {
1197 fprintf(stderr, "Unsupported number of maxcpus\n");
1198 exit(1);
1199 }
1200 if (max_cpus < smp_cpus) {
1201 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1202 exit(1);
1203 }
1204
1205 }
1206
1207 static void realtime_init(void)
1208 {
1209 if (enable_mlock) {
1210 if (os_mlock() < 0) {
1211 fprintf(stderr, "qemu: locking memory failed\n");
1212 exit(1);
1213 }
1214 }
1215 }
1216
1217
1218 static void configure_msg(QemuOpts *opts)
1219 {
1220 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1221 }
1222
1223 /***********************************************************/
1224 /* USB devices */
1225
1226 static int usb_device_add(const char *devname)
1227 {
1228 USBDevice *dev = NULL;
1229 #ifndef CONFIG_LINUX
1230 const char *p;
1231 #endif
1232
1233 if (!usb_enabled()) {
1234 return -1;
1235 }
1236
1237 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1238 dev = usbdevice_create(devname);
1239 if (dev)
1240 goto done;
1241
1242 /* the other ones */
1243 #ifndef CONFIG_LINUX
1244 /* only the linux version is qdev-ified, usb-bsd still needs this */
1245 if (strstart(devname, "host:", &p)) {
1246 dev = usb_host_device_open(usb_bus_find(-1), p);
1247 }
1248 #endif
1249 if (!dev)
1250 return -1;
1251
1252 done:
1253 return 0;
1254 }
1255
1256 static int usb_device_del(const char *devname)
1257 {
1258 int bus_num, addr;
1259 const char *p;
1260
1261 if (strstart(devname, "host:", &p)) {
1262 return -1;
1263 }
1264
1265 if (!usb_enabled()) {
1266 return -1;
1267 }
1268
1269 p = strchr(devname, '.');
1270 if (!p)
1271 return -1;
1272 bus_num = strtoul(devname, NULL, 0);
1273 addr = strtoul(p + 1, NULL, 0);
1274
1275 return usb_device_delete_addr(bus_num, addr);
1276 }
1277
1278 static int usb_parse(const char *cmdline)
1279 {
1280 int r;
1281 r = usb_device_add(cmdline);
1282 if (r < 0) {
1283 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1284 }
1285 return r;
1286 }
1287
1288 void do_usb_add(Monitor *mon, const QDict *qdict)
1289 {
1290 const char *devname = qdict_get_str(qdict, "devname");
1291 if (usb_device_add(devname) < 0) {
1292 error_report("could not add USB device '%s'", devname);
1293 }
1294 }
1295
1296 void do_usb_del(Monitor *mon, const QDict *qdict)
1297 {
1298 const char *devname = qdict_get_str(qdict, "devname");
1299 if (usb_device_del(devname) < 0) {
1300 error_report("could not delete USB device '%s'", devname);
1301 }
1302 }
1303
1304 /***********************************************************/
1305 /* machine registration */
1306
1307 MachineState *current_machine;
1308
1309 static void machine_class_init(ObjectClass *oc, void *data)
1310 {
1311 MachineClass *mc = MACHINE_CLASS(oc);
1312 QEMUMachine *qm = data;
1313
1314 mc->family = qm->family;
1315 mc->name = qm->name;
1316 mc->alias = qm->alias;
1317 mc->desc = qm->desc;
1318 mc->init = qm->init;
1319 mc->reset = qm->reset;
1320 mc->hot_add_cpu = qm->hot_add_cpu;
1321 mc->kvm_type = qm->kvm_type;
1322 mc->block_default_type = qm->block_default_type;
1323 mc->units_per_default_bus = qm->units_per_default_bus;
1324 mc->max_cpus = qm->max_cpus;
1325 mc->no_serial = qm->no_serial;
1326 mc->no_parallel = qm->no_parallel;
1327 mc->use_virtcon = qm->use_virtcon;
1328 mc->use_sclp = qm->use_sclp;
1329 mc->no_floppy = qm->no_floppy;
1330 mc->no_cdrom = qm->no_cdrom;
1331 mc->no_sdcard = qm->no_sdcard;
1332 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
1333 mc->is_default = qm->is_default;
1334 mc->default_machine_opts = qm->default_machine_opts;
1335 mc->default_boot_order = qm->default_boot_order;
1336 mc->default_display = qm->default_display;
1337 mc->compat_props = qm->compat_props;
1338 mc->hw_version = qm->hw_version;
1339 }
1340
1341 int qemu_register_machine(QEMUMachine *m)
1342 {
1343 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
1344 TypeInfo ti = {
1345 .name = name,
1346 .parent = TYPE_MACHINE,
1347 .class_init = machine_class_init,
1348 .class_data = (void *)m,
1349 };
1350
1351 type_register(&ti);
1352 g_free(name);
1353
1354 return 0;
1355 }
1356
1357 static MachineClass *find_machine(const char *name)
1358 {
1359 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1360 MachineClass *mc = NULL;
1361
1362 for (el = machines; el; el = el->next) {
1363 MachineClass *temp = el->data;
1364
1365 if (!strcmp(temp->name, name)) {
1366 mc = temp;
1367 break;
1368 }
1369 if (temp->alias &&
1370 !strcmp(temp->alias, name)) {
1371 mc = temp;
1372 break;
1373 }
1374 }
1375
1376 g_slist_free(machines);
1377 return mc;
1378 }
1379
1380 MachineClass *find_default_machine(void)
1381 {
1382 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1383 MachineClass *mc = NULL;
1384
1385 for (el = machines; el; el = el->next) {
1386 MachineClass *temp = el->data;
1387
1388 if (temp->is_default) {
1389 mc = temp;
1390 break;
1391 }
1392 }
1393
1394 g_slist_free(machines);
1395 return mc;
1396 }
1397
1398 MachineInfoList *qmp_query_machines(Error **errp)
1399 {
1400 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1401 MachineInfoList *mach_list = NULL;
1402
1403 for (el = machines; el; el = el->next) {
1404 MachineClass *mc = el->data;
1405 MachineInfoList *entry;
1406 MachineInfo *info;
1407
1408 info = g_malloc0(sizeof(*info));
1409 if (mc->is_default) {
1410 info->has_is_default = true;
1411 info->is_default = true;
1412 }
1413
1414 if (mc->alias) {
1415 info->has_alias = true;
1416 info->alias = g_strdup(mc->alias);
1417 }
1418
1419 info->name = g_strdup(mc->name);
1420 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1421
1422 entry = g_malloc0(sizeof(*entry));
1423 entry->value = info;
1424 entry->next = mach_list;
1425 mach_list = entry;
1426 }
1427
1428 g_slist_free(machines);
1429 return mach_list;
1430 }
1431
1432 static int machine_help_func(QemuOpts *opts, MachineState *machine)
1433 {
1434 ObjectProperty *prop;
1435
1436 if (!qemu_opt_has_help_opt(opts)) {
1437 return 0;
1438 }
1439
1440 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1441 if (!prop->set) {
1442 continue;
1443 }
1444
1445 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1446 prop->name, prop->type);
1447 if (prop->description) {
1448 error_printf(" (%s)\n", prop->description);
1449 } else {
1450 error_printf("\n");
1451 }
1452 }
1453
1454 return 1;
1455 }
1456
1457 /***********************************************************/
1458 /* main execution loop */
1459
1460 struct vm_change_state_entry {
1461 VMChangeStateHandler *cb;
1462 void *opaque;
1463 QLIST_ENTRY (vm_change_state_entry) entries;
1464 };
1465
1466 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1467
1468 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1469 void *opaque)
1470 {
1471 VMChangeStateEntry *e;
1472
1473 e = g_malloc0(sizeof (*e));
1474
1475 e->cb = cb;
1476 e->opaque = opaque;
1477 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1478 return e;
1479 }
1480
1481 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1482 {
1483 QLIST_REMOVE (e, entries);
1484 g_free (e);
1485 }
1486
1487 void vm_state_notify(int running, RunState state)
1488 {
1489 VMChangeStateEntry *e, *next;
1490
1491 trace_vm_state_notify(running, state);
1492
1493 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1494 e->cb(e->opaque, running, state);
1495 }
1496 }
1497
1498 /* reset/shutdown handler */
1499
1500 typedef struct QEMUResetEntry {
1501 QTAILQ_ENTRY(QEMUResetEntry) entry;
1502 QEMUResetHandler *func;
1503 void *opaque;
1504 } QEMUResetEntry;
1505
1506 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1507 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1508 static int reset_requested;
1509 static int shutdown_requested, shutdown_signal = -1;
1510 static pid_t shutdown_pid;
1511 static int powerdown_requested;
1512 static int debug_requested;
1513 static int suspend_requested;
1514 static WakeupReason wakeup_reason;
1515 static NotifierList powerdown_notifiers =
1516 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1517 static NotifierList suspend_notifiers =
1518 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1519 static NotifierList wakeup_notifiers =
1520 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1521 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1522
1523 int qemu_shutdown_requested_get(void)
1524 {
1525 return shutdown_requested;
1526 }
1527
1528 int qemu_reset_requested_get(void)
1529 {
1530 return reset_requested;
1531 }
1532
1533 static int qemu_shutdown_requested(void)
1534 {
1535 return atomic_xchg(&shutdown_requested, 0);
1536 }
1537
1538 static void qemu_kill_report(void)
1539 {
1540 if (!qtest_driver() && shutdown_signal != -1) {
1541 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1542 if (shutdown_pid == 0) {
1543 /* This happens for eg ^C at the terminal, so it's worth
1544 * avoiding printing an odd message in that case.
1545 */
1546 fputc('\n', stderr);
1547 } else {
1548 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1549 }
1550 shutdown_signal = -1;
1551 }
1552 }
1553
1554 static int qemu_reset_requested(void)
1555 {
1556 int r = reset_requested;
1557 reset_requested = 0;
1558 return r;
1559 }
1560
1561 static int qemu_suspend_requested(void)
1562 {
1563 int r = suspend_requested;
1564 suspend_requested = 0;
1565 return r;
1566 }
1567
1568 static WakeupReason qemu_wakeup_requested(void)
1569 {
1570 return wakeup_reason;
1571 }
1572
1573 static int qemu_powerdown_requested(void)
1574 {
1575 int r = powerdown_requested;
1576 powerdown_requested = 0;
1577 return r;
1578 }
1579
1580 static int qemu_debug_requested(void)
1581 {
1582 int r = debug_requested;
1583 debug_requested = 0;
1584 return r;
1585 }
1586
1587 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1588 {
1589 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1590
1591 re->func = func;
1592 re->opaque = opaque;
1593 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1594 }
1595
1596 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1597 {
1598 QEMUResetEntry *re;
1599
1600 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1601 if (re->func == func && re->opaque == opaque) {
1602 QTAILQ_REMOVE(&reset_handlers, re, entry);
1603 g_free(re);
1604 return;
1605 }
1606 }
1607 }
1608
1609 void qemu_devices_reset(void)
1610 {
1611 QEMUResetEntry *re, *nre;
1612
1613 /* reset all devices */
1614 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1615 re->func(re->opaque);
1616 }
1617 }
1618
1619 void qemu_system_reset(bool report)
1620 {
1621 MachineClass *mc;
1622
1623 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1624
1625 if (mc && mc->reset) {
1626 mc->reset();
1627 } else {
1628 qemu_devices_reset();
1629 }
1630 if (report) {
1631 qapi_event_send_reset(&error_abort);
1632 }
1633 cpu_synchronize_all_post_reset();
1634 }
1635
1636 void qemu_system_reset_request(void)
1637 {
1638 if (no_reboot) {
1639 shutdown_requested = 1;
1640 } else {
1641 reset_requested = 1;
1642 }
1643 cpu_stop_current();
1644 qemu_notify_event();
1645 }
1646
1647 static void qemu_system_suspend(void)
1648 {
1649 pause_all_vcpus();
1650 notifier_list_notify(&suspend_notifiers, NULL);
1651 runstate_set(RUN_STATE_SUSPENDED);
1652 qapi_event_send_suspend(&error_abort);
1653 }
1654
1655 void qemu_system_suspend_request(void)
1656 {
1657 if (runstate_check(RUN_STATE_SUSPENDED)) {
1658 return;
1659 }
1660 suspend_requested = 1;
1661 cpu_stop_current();
1662 qemu_notify_event();
1663 }
1664
1665 void qemu_register_suspend_notifier(Notifier *notifier)
1666 {
1667 notifier_list_add(&suspend_notifiers, notifier);
1668 }
1669
1670 void qemu_system_wakeup_request(WakeupReason reason)
1671 {
1672 trace_system_wakeup_request(reason);
1673
1674 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1675 return;
1676 }
1677 if (!(wakeup_reason_mask & (1 << reason))) {
1678 return;
1679 }
1680 runstate_set(RUN_STATE_RUNNING);
1681 wakeup_reason = reason;
1682 qemu_notify_event();
1683 }
1684
1685 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1686 {
1687 if (enabled) {
1688 wakeup_reason_mask |= (1 << reason);
1689 } else {
1690 wakeup_reason_mask &= ~(1 << reason);
1691 }
1692 }
1693
1694 void qemu_register_wakeup_notifier(Notifier *notifier)
1695 {
1696 notifier_list_add(&wakeup_notifiers, notifier);
1697 }
1698
1699 void qemu_system_killed(int signal, pid_t pid)
1700 {
1701 shutdown_signal = signal;
1702 shutdown_pid = pid;
1703 no_shutdown = 0;
1704 qemu_system_shutdown_request();
1705 }
1706
1707 void qemu_system_shutdown_request(void)
1708 {
1709 trace_qemu_system_shutdown_request();
1710 shutdown_requested = 1;
1711 qemu_notify_event();
1712 }
1713
1714 static void qemu_system_powerdown(void)
1715 {
1716 qapi_event_send_powerdown(&error_abort);
1717 notifier_list_notify(&powerdown_notifiers, NULL);
1718 }
1719
1720 void qemu_system_powerdown_request(void)
1721 {
1722 trace_qemu_system_powerdown_request();
1723 powerdown_requested = 1;
1724 qemu_notify_event();
1725 }
1726
1727 void qemu_register_powerdown_notifier(Notifier *notifier)
1728 {
1729 notifier_list_add(&powerdown_notifiers, notifier);
1730 }
1731
1732 void qemu_system_debug_request(void)
1733 {
1734 debug_requested = 1;
1735 qemu_notify_event();
1736 }
1737
1738 static bool main_loop_should_exit(void)
1739 {
1740 RunState r;
1741 if (qemu_debug_requested()) {
1742 vm_stop(RUN_STATE_DEBUG);
1743 }
1744 if (qemu_suspend_requested()) {
1745 qemu_system_suspend();
1746 }
1747 if (qemu_shutdown_requested()) {
1748 qemu_kill_report();
1749 qapi_event_send_shutdown(&error_abort);
1750 if (no_shutdown) {
1751 vm_stop(RUN_STATE_SHUTDOWN);
1752 } else {
1753 return true;
1754 }
1755 }
1756 if (qemu_reset_requested()) {
1757 pause_all_vcpus();
1758 cpu_synchronize_all_states();
1759 qemu_system_reset(VMRESET_REPORT);
1760 resume_all_vcpus();
1761 if (runstate_needs_reset()) {
1762 runstate_set(RUN_STATE_PAUSED);
1763 }
1764 }
1765 if (qemu_wakeup_requested()) {
1766 pause_all_vcpus();
1767 cpu_synchronize_all_states();
1768 qemu_system_reset(VMRESET_SILENT);
1769 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1770 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1771 resume_all_vcpus();
1772 qapi_event_send_wakeup(&error_abort);
1773 }
1774 if (qemu_powerdown_requested()) {
1775 qemu_system_powerdown();
1776 }
1777 if (qemu_vmstop_requested(&r)) {
1778 vm_stop(r);
1779 }
1780 return false;
1781 }
1782
1783 static void main_loop(void)
1784 {
1785 bool nonblocking;
1786 int last_io = 0;
1787 #ifdef CONFIG_PROFILER
1788 int64_t ti;
1789 #endif
1790 do {
1791 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1792 #ifdef CONFIG_PROFILER
1793 ti = profile_getclock();
1794 #endif
1795 last_io = main_loop_wait(nonblocking);
1796 #ifdef CONFIG_PROFILER
1797 dev_time += profile_getclock() - ti;
1798 #endif
1799 } while (!main_loop_should_exit());
1800 }
1801
1802 static void version(void)
1803 {
1804 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1805 }
1806
1807 static void help(int exitcode)
1808 {
1809 version();
1810 printf("usage: %s [options] [disk_image]\n\n"
1811 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1812 error_get_progname());
1813
1814 #define QEMU_OPTIONS_GENERATE_HELP
1815 #include "qemu-options-wrapper.h"
1816
1817 printf("\nDuring emulation, the following keys are useful:\n"
1818 "ctrl-alt-f toggle full screen\n"
1819 "ctrl-alt-n switch to virtual console 'n'\n"
1820 "ctrl-alt toggle mouse and keyboard grab\n"
1821 "\n"
1822 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1823
1824 exit(exitcode);
1825 }
1826
1827 #define HAS_ARG 0x0001
1828
1829 typedef struct QEMUOption {
1830 const char *name;
1831 int flags;
1832 int index;
1833 uint32_t arch_mask;
1834 } QEMUOption;
1835
1836 static const QEMUOption qemu_options[] = {
1837 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1838 #define QEMU_OPTIONS_GENERATE_OPTIONS
1839 #include "qemu-options-wrapper.h"
1840 { NULL },
1841 };
1842
1843 static bool vga_available(void)
1844 {
1845 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1846 }
1847
1848 static bool cirrus_vga_available(void)
1849 {
1850 return object_class_by_name("cirrus-vga")
1851 || object_class_by_name("isa-cirrus-vga");
1852 }
1853
1854 static bool vmware_vga_available(void)
1855 {
1856 return object_class_by_name("vmware-svga");
1857 }
1858
1859 static bool qxl_vga_available(void)
1860 {
1861 return object_class_by_name("qxl-vga");
1862 }
1863
1864 static bool tcx_vga_available(void)
1865 {
1866 return object_class_by_name("SUNW,tcx");
1867 }
1868
1869 static bool cg3_vga_available(void)
1870 {
1871 return object_class_by_name("cgthree");
1872 }
1873
1874 static void select_vgahw (const char *p)
1875 {
1876 const char *opts;
1877
1878 assert(vga_interface_type == VGA_NONE);
1879 if (strstart(p, "std", &opts)) {
1880 if (vga_available()) {
1881 vga_interface_type = VGA_STD;
1882 } else {
1883 fprintf(stderr, "Error: standard VGA not available\n");
1884 exit(0);
1885 }
1886 } else if (strstart(p, "cirrus", &opts)) {
1887 if (cirrus_vga_available()) {
1888 vga_interface_type = VGA_CIRRUS;
1889 } else {
1890 fprintf(stderr, "Error: Cirrus VGA not available\n");
1891 exit(0);
1892 }
1893 } else if (strstart(p, "vmware", &opts)) {
1894 if (vmware_vga_available()) {
1895 vga_interface_type = VGA_VMWARE;
1896 } else {
1897 fprintf(stderr, "Error: VMWare SVGA not available\n");
1898 exit(0);
1899 }
1900 } else if (strstart(p, "xenfb", &opts)) {
1901 vga_interface_type = VGA_XENFB;
1902 } else if (strstart(p, "qxl", &opts)) {
1903 if (qxl_vga_available()) {
1904 vga_interface_type = VGA_QXL;
1905 } else {
1906 fprintf(stderr, "Error: QXL VGA not available\n");
1907 exit(0);
1908 }
1909 } else if (strstart(p, "tcx", &opts)) {
1910 if (tcx_vga_available()) {
1911 vga_interface_type = VGA_TCX;
1912 } else {
1913 fprintf(stderr, "Error: TCX framebuffer not available\n");
1914 exit(0);
1915 }
1916 } else if (strstart(p, "cg3", &opts)) {
1917 if (cg3_vga_available()) {
1918 vga_interface_type = VGA_CG3;
1919 } else {
1920 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1921 exit(0);
1922 }
1923 } else if (!strstart(p, "none", &opts)) {
1924 invalid_vga:
1925 fprintf(stderr, "Unknown vga type: %s\n", p);
1926 exit(1);
1927 }
1928 while (*opts) {
1929 const char *nextopt;
1930
1931 if (strstart(opts, ",retrace=", &nextopt)) {
1932 opts = nextopt;
1933 if (strstart(opts, "dumb", &nextopt))
1934 vga_retrace_method = VGA_RETRACE_DUMB;
1935 else if (strstart(opts, "precise", &nextopt))
1936 vga_retrace_method = VGA_RETRACE_PRECISE;
1937 else goto invalid_vga;
1938 } else goto invalid_vga;
1939 opts = nextopt;
1940 }
1941 }
1942
1943 static DisplayType select_display(const char *p)
1944 {
1945 const char *opts;
1946 DisplayType display = DT_DEFAULT;
1947
1948 if (strstart(p, "sdl", &opts)) {
1949 #ifdef CONFIG_SDL
1950 display = DT_SDL;
1951 while (*opts) {
1952 const char *nextopt;
1953
1954 if (strstart(opts, ",frame=", &nextopt)) {
1955 opts = nextopt;
1956 if (strstart(opts, "on", &nextopt)) {
1957 no_frame = 0;
1958 } else if (strstart(opts, "off", &nextopt)) {
1959 no_frame = 1;
1960 } else {
1961 goto invalid_sdl_args;
1962 }
1963 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1964 opts = nextopt;
1965 if (strstart(opts, "on", &nextopt)) {
1966 alt_grab = 1;
1967 } else if (strstart(opts, "off", &nextopt)) {
1968 alt_grab = 0;
1969 } else {
1970 goto invalid_sdl_args;
1971 }
1972 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1973 opts = nextopt;
1974 if (strstart(opts, "on", &nextopt)) {
1975 ctrl_grab = 1;
1976 } else if (strstart(opts, "off", &nextopt)) {
1977 ctrl_grab = 0;
1978 } else {
1979 goto invalid_sdl_args;
1980 }
1981 } else if (strstart(opts, ",window_close=", &nextopt)) {
1982 opts = nextopt;
1983 if (strstart(opts, "on", &nextopt)) {
1984 no_quit = 0;
1985 } else if (strstart(opts, "off", &nextopt)) {
1986 no_quit = 1;
1987 } else {
1988 goto invalid_sdl_args;
1989 }
1990 } else {
1991 invalid_sdl_args:
1992 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1993 exit(1);
1994 }
1995 opts = nextopt;
1996 }
1997 #else
1998 fprintf(stderr, "SDL support is disabled\n");
1999 exit(1);
2000 #endif
2001 } else if (strstart(p, "vnc", &opts)) {
2002 #ifdef CONFIG_VNC
2003 if (*opts == '=') {
2004 display_remote++;
2005 if (vnc_parse_func(opts+1) == NULL) {
2006 exit(1);
2007 }
2008 } else {
2009 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2010 exit(1);
2011 }
2012 #else
2013 fprintf(stderr, "VNC support is disabled\n");
2014 exit(1);
2015 #endif
2016 } else if (strstart(p, "curses", &opts)) {
2017 #ifdef CONFIG_CURSES
2018 display = DT_CURSES;
2019 #else
2020 fprintf(stderr, "Curses support is disabled\n");
2021 exit(1);
2022 #endif
2023 } else if (strstart(p, "gtk", &opts)) {
2024 #ifdef CONFIG_GTK
2025 display = DT_GTK;
2026 while (*opts) {
2027 const char *nextopt;
2028
2029 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2030 opts = nextopt;
2031 if (strstart(opts, "on", &nextopt)) {
2032 grab_on_hover = true;
2033 } else if (strstart(opts, "off", &nextopt)) {
2034 grab_on_hover = false;
2035 } else {
2036 goto invalid_gtk_args;
2037 }
2038 } else {
2039 invalid_gtk_args:
2040 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2041 exit(1);
2042 }
2043 opts = nextopt;
2044 }
2045 #else
2046 fprintf(stderr, "GTK support is disabled\n");
2047 exit(1);
2048 #endif
2049 } else if (strstart(p, "none", &opts)) {
2050 display = DT_NONE;
2051 } else {
2052 fprintf(stderr, "Unknown display type: %s\n", p);
2053 exit(1);
2054 }
2055
2056 return display;
2057 }
2058
2059 static int balloon_parse(const char *arg)
2060 {
2061 QemuOpts *opts;
2062
2063 if (strcmp(arg, "none") == 0) {
2064 return 0;
2065 }
2066
2067 if (!strncmp(arg, "virtio", 6)) {
2068 if (arg[6] == ',') {
2069 /* have params -> parse them */
2070 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2071 if (!opts)
2072 return -1;
2073 } else {
2074 /* create empty opts */
2075 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2076 &error_abort);
2077 }
2078 qemu_opt_set(opts, "driver", "virtio-balloon");
2079 return 0;
2080 }
2081
2082 return -1;
2083 }
2084
2085 char *qemu_find_file(int type, const char *name)
2086 {
2087 int i;
2088 const char *subdir;
2089 char *buf;
2090
2091 /* Try the name as a straight path first */
2092 if (access(name, R_OK) == 0) {
2093 trace_load_file(name, name);
2094 return g_strdup(name);
2095 }
2096
2097 switch (type) {
2098 case QEMU_FILE_TYPE_BIOS:
2099 subdir = "";
2100 break;
2101 case QEMU_FILE_TYPE_KEYMAP:
2102 subdir = "keymaps/";
2103 break;
2104 default:
2105 abort();
2106 }
2107
2108 for (i = 0; i < data_dir_idx; i++) {
2109 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2110 if (access(buf, R_OK) == 0) {
2111 trace_load_file(name, buf);
2112 return buf;
2113 }
2114 g_free(buf);
2115 }
2116 return NULL;
2117 }
2118
2119 static int device_help_func(QemuOpts *opts, void *opaque)
2120 {
2121 return qdev_device_help(opts);
2122 }
2123
2124 static int device_init_func(QemuOpts *opts, void *opaque)
2125 {
2126 DeviceState *dev;
2127
2128 dev = qdev_device_add(opts);
2129 if (!dev)
2130 return -1;
2131 object_unref(OBJECT(dev));
2132 return 0;
2133 }
2134
2135 static int chardev_init_func(QemuOpts *opts, void *opaque)
2136 {
2137 Error *local_err = NULL;
2138
2139 qemu_chr_new_from_opts(opts, NULL, &local_err);
2140 if (local_err) {
2141 error_report("%s", error_get_pretty(local_err));
2142 error_free(local_err);
2143 return -1;
2144 }
2145 return 0;
2146 }
2147
2148 #ifdef CONFIG_VIRTFS
2149 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2150 {
2151 int ret;
2152 ret = qemu_fsdev_add(opts);
2153
2154 return ret;
2155 }
2156 #endif
2157
2158 static int mon_init_func(QemuOpts *opts, void *opaque)
2159 {
2160 CharDriverState *chr;
2161 const char *chardev;
2162 const char *mode;
2163 int flags;
2164
2165 mode = qemu_opt_get(opts, "mode");
2166 if (mode == NULL) {
2167 mode = "readline";
2168 }
2169 if (strcmp(mode, "readline") == 0) {
2170 flags = MONITOR_USE_READLINE;
2171 } else if (strcmp(mode, "control") == 0) {
2172 flags = MONITOR_USE_CONTROL;
2173 } else {
2174 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2175 exit(1);
2176 }
2177
2178 if (qemu_opt_get_bool(opts, "pretty", 0))
2179 flags |= MONITOR_USE_PRETTY;
2180
2181 if (qemu_opt_get_bool(opts, "default", 0))
2182 flags |= MONITOR_IS_DEFAULT;
2183
2184 chardev = qemu_opt_get(opts, "chardev");
2185 chr = qemu_chr_find(chardev);
2186 if (chr == NULL) {
2187 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2188 exit(1);
2189 }
2190
2191 qemu_chr_fe_claim_no_fail(chr);
2192 monitor_init(chr, flags);
2193 return 0;
2194 }
2195
2196 static void monitor_parse(const char *optarg, const char *mode, bool pretty)
2197 {
2198 static int monitor_device_index = 0;
2199 Error *local_err = NULL;
2200 QemuOpts *opts;
2201 const char *p;
2202 char label[32];
2203 int def = 0;
2204
2205 if (strstart(optarg, "chardev:", &p)) {
2206 snprintf(label, sizeof(label), "%s", p);
2207 } else {
2208 snprintf(label, sizeof(label), "compat_monitor%d",
2209 monitor_device_index);
2210 if (monitor_device_index == 0) {
2211 def = 1;
2212 }
2213 opts = qemu_chr_parse_compat(label, optarg);
2214 if (!opts) {
2215 fprintf(stderr, "parse error: %s\n", optarg);
2216 exit(1);
2217 }
2218 }
2219
2220 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &local_err);
2221 if (!opts) {
2222 error_report("%s", error_get_pretty(local_err));
2223 error_free(local_err);
2224 exit(1);
2225 }
2226 qemu_opt_set(opts, "mode", mode);
2227 qemu_opt_set(opts, "chardev", label);
2228 qemu_opt_set_bool(opts, "pretty", pretty);
2229 if (def)
2230 qemu_opt_set(opts, "default", "on");
2231 monitor_device_index++;
2232 }
2233
2234 struct device_config {
2235 enum {
2236 DEV_USB, /* -usbdevice */
2237 DEV_BT, /* -bt */
2238 DEV_SERIAL, /* -serial */
2239 DEV_PARALLEL, /* -parallel */
2240 DEV_VIRTCON, /* -virtioconsole */
2241 DEV_DEBUGCON, /* -debugcon */
2242 DEV_GDB, /* -gdb, -s */
2243 DEV_SCLP, /* s390 sclp */
2244 } type;
2245 const char *cmdline;
2246 Location loc;
2247 QTAILQ_ENTRY(device_config) next;
2248 };
2249
2250 static QTAILQ_HEAD(, device_config) device_configs =
2251 QTAILQ_HEAD_INITIALIZER(device_configs);
2252
2253 static void add_device_config(int type, const char *cmdline)
2254 {
2255 struct device_config *conf;
2256
2257 conf = g_malloc0(sizeof(*conf));
2258 conf->type = type;
2259 conf->cmdline = cmdline;
2260 loc_save(&conf->loc);
2261 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2262 }
2263
2264 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2265 {
2266 struct device_config *conf;
2267 int rc;
2268
2269 QTAILQ_FOREACH(conf, &device_configs, next) {
2270 if (conf->type != type)
2271 continue;
2272 loc_push_restore(&conf->loc);
2273 rc = func(conf->cmdline);
2274 loc_pop(&conf->loc);
2275 if (rc) {
2276 return rc;
2277 }
2278 }
2279 return 0;
2280 }
2281
2282 static int serial_parse(const char *devname)
2283 {
2284 static int index = 0;
2285 char label[32];
2286
2287 if (strcmp(devname, "none") == 0)
2288 return 0;
2289 if (index == MAX_SERIAL_PORTS) {
2290 fprintf(stderr, "qemu: too many serial ports\n");
2291 exit(1);
2292 }
2293 snprintf(label, sizeof(label), "serial%d", index);
2294 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2295 if (!serial_hds[index]) {
2296 fprintf(stderr, "qemu: could not connect serial device"
2297 " to character backend '%s'\n", devname);
2298 return -1;
2299 }
2300 index++;
2301 return 0;
2302 }
2303
2304 static int parallel_parse(const char *devname)
2305 {
2306 static int index = 0;
2307 char label[32];
2308
2309 if (strcmp(devname, "none") == 0)
2310 return 0;
2311 if (index == MAX_PARALLEL_PORTS) {
2312 fprintf(stderr, "qemu: too many parallel ports\n");
2313 exit(1);
2314 }
2315 snprintf(label, sizeof(label), "parallel%d", index);
2316 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2317 if (!parallel_hds[index]) {
2318 fprintf(stderr, "qemu: could not connect parallel device"
2319 " to character backend '%s'\n", devname);
2320 return -1;
2321 }
2322 index++;
2323 return 0;
2324 }
2325
2326 static int virtcon_parse(const char *devname)
2327 {
2328 QemuOptsList *device = qemu_find_opts("device");
2329 static int index = 0;
2330 char label[32];
2331 QemuOpts *bus_opts, *dev_opts;
2332
2333 if (strcmp(devname, "none") == 0)
2334 return 0;
2335 if (index == MAX_VIRTIO_CONSOLES) {
2336 fprintf(stderr, "qemu: too many virtio consoles\n");
2337 exit(1);
2338 }
2339
2340 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2341 if (arch_type == QEMU_ARCH_S390X) {
2342 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2343 } else {
2344 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2345 }
2346
2347 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2348 qemu_opt_set(dev_opts, "driver", "virtconsole");
2349
2350 snprintf(label, sizeof(label), "virtcon%d", index);
2351 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2352 if (!virtcon_hds[index]) {
2353 fprintf(stderr, "qemu: could not connect virtio console"
2354 " to character backend '%s'\n", devname);
2355 return -1;
2356 }
2357 qemu_opt_set(dev_opts, "chardev", label);
2358
2359 index++;
2360 return 0;
2361 }
2362
2363 static int sclp_parse(const char *devname)
2364 {
2365 QemuOptsList *device = qemu_find_opts("device");
2366 static int index = 0;
2367 char label[32];
2368 QemuOpts *dev_opts;
2369
2370 if (strcmp(devname, "none") == 0) {
2371 return 0;
2372 }
2373 if (index == MAX_SCLP_CONSOLES) {
2374 fprintf(stderr, "qemu: too many sclp consoles\n");
2375 exit(1);
2376 }
2377
2378 assert(arch_type == QEMU_ARCH_S390X);
2379
2380 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2381 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2382
2383 snprintf(label, sizeof(label), "sclpcon%d", index);
2384 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2385 if (!sclp_hds[index]) {
2386 fprintf(stderr, "qemu: could not connect sclp console"
2387 " to character backend '%s'\n", devname);
2388 return -1;
2389 }
2390 qemu_opt_set(dev_opts, "chardev", label);
2391
2392 index++;
2393 return 0;
2394 }
2395
2396 static int debugcon_parse(const char *devname)
2397 {
2398 QemuOpts *opts;
2399
2400 if (!qemu_chr_new("debugcon", devname, NULL)) {
2401 exit(1);
2402 }
2403 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2404 if (!opts) {
2405 fprintf(stderr, "qemu: already have a debugcon device\n");
2406 exit(1);
2407 }
2408 qemu_opt_set(opts, "driver", "isa-debugcon");
2409 qemu_opt_set(opts, "chardev", "debugcon");
2410 return 0;
2411 }
2412
2413 static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2414 {
2415 const MachineClass *mc1 = a, *mc2 = b;
2416 int res;
2417
2418 if (mc1->family == NULL) {
2419 if (mc2->family == NULL) {
2420 /* Compare standalone machine types against each other; they sort
2421 * in increasing order.
2422 */
2423 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2424 object_class_get_name(OBJECT_CLASS(mc2)));
2425 }
2426
2427 /* Standalone machine types sort after families. */
2428 return 1;
2429 }
2430
2431 if (mc2->family == NULL) {
2432 /* Families sort before standalone machine types. */
2433 return -1;
2434 }
2435
2436 /* Families sort between each other alphabetically increasingly. */
2437 res = strcmp(mc1->family, mc2->family);
2438 if (res != 0) {
2439 return res;
2440 }
2441
2442 /* Within the same family, machine types sort in decreasing order. */
2443 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2444 object_class_get_name(OBJECT_CLASS(mc1)));
2445 }
2446
2447 static MachineClass *machine_parse(const char *name)
2448 {
2449 MachineClass *mc = NULL;
2450 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2451
2452 if (name) {
2453 mc = find_machine(name);
2454 }
2455 if (mc) {
2456 g_slist_free(machines);
2457 return mc;
2458 }
2459 if (name && !is_help_option(name)) {
2460 error_report("Unsupported machine type");
2461 error_printf("Use -machine help to list supported machines!\n");
2462 } else {
2463 printf("Supported machines are:\n");
2464 machines = g_slist_sort(machines, machine_class_cmp);
2465 for (el = machines; el; el = el->next) {
2466 MachineClass *mc = el->data;
2467 if (mc->alias) {
2468 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2469 }
2470 printf("%-20s %s%s\n", mc->name, mc->desc,
2471 mc->is_default ? " (default)" : "");
2472 }
2473 }
2474
2475 g_slist_free(machines);
2476 exit(!name || !is_help_option(name));
2477 }
2478
2479 void qemu_add_exit_notifier(Notifier *notify)
2480 {
2481 notifier_list_add(&exit_notifiers, notify);
2482 }
2483
2484 void qemu_remove_exit_notifier(Notifier *notify)
2485 {
2486 notifier_remove(notify);
2487 }
2488
2489 static void qemu_run_exit_notifiers(void)
2490 {
2491 notifier_list_notify(&exit_notifiers, NULL);
2492 }
2493
2494 void qemu_add_machine_init_done_notifier(Notifier *notify)
2495 {
2496 notifier_list_add(&machine_init_done_notifiers, notify);
2497 }
2498
2499 static void qemu_run_machine_init_done_notifiers(void)
2500 {
2501 notifier_list_notify(&machine_init_done_notifiers, NULL);
2502 }
2503
2504 static const QEMUOption *lookup_opt(int argc, char **argv,
2505 const char **poptarg, int *poptind)
2506 {
2507 const QEMUOption *popt;
2508 int optind = *poptind;
2509 char *r = argv[optind];
2510 const char *optarg;
2511
2512 loc_set_cmdline(argv, optind, 1);
2513 optind++;
2514 /* Treat --foo the same as -foo. */
2515 if (r[1] == '-')
2516 r++;
2517 popt = qemu_options;
2518 for(;;) {
2519 if (!popt->name) {
2520 error_report("invalid option");
2521 exit(1);
2522 }
2523 if (!strcmp(popt->name, r + 1))
2524 break;
2525 popt++;
2526 }
2527 if (popt->flags & HAS_ARG) {
2528 if (optind >= argc) {
2529 error_report("requires an argument");
2530 exit(1);
2531 }
2532 optarg = argv[optind++];
2533 loc_set_cmdline(argv, optind - 2, 2);
2534 } else {
2535 optarg = NULL;
2536 }
2537
2538 *poptarg = optarg;
2539 *poptind = optind;
2540
2541 return popt;
2542 }
2543
2544 static gpointer malloc_and_trace(gsize n_bytes)
2545 {
2546 void *ptr = malloc(n_bytes);
2547 trace_g_malloc(n_bytes, ptr);
2548 return ptr;
2549 }
2550
2551 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2552 {
2553 void *ptr = realloc(mem, n_bytes);
2554 trace_g_realloc(mem, n_bytes, ptr);
2555 return ptr;
2556 }
2557
2558 static void free_and_trace(gpointer mem)
2559 {
2560 trace_g_free(mem);
2561 free(mem);
2562 }
2563
2564 static int machine_set_property(const char *name, const char *value,
2565 void *opaque)
2566 {
2567 Object *obj = OBJECT(opaque);
2568 Error *local_err = NULL;
2569 char *c, *qom_name;
2570
2571 if (strcmp(name, "type") == 0) {
2572 return 0;
2573 }
2574
2575 qom_name = g_strdup(name);
2576 c = qom_name;
2577 while (*c++) {
2578 if (*c == '_') {
2579 *c = '-';
2580 }
2581 }
2582
2583 object_property_parse(obj, value, qom_name, &local_err);
2584 g_free(qom_name);
2585
2586 if (local_err) {
2587 qerror_report_err(local_err);
2588 error_free(local_err);
2589 return -1;
2590 }
2591
2592 return 0;
2593 }
2594
2595 static int object_create(QemuOpts *opts, void *opaque)
2596 {
2597 Error *err = NULL;
2598 char *type = NULL;
2599 char *id = NULL;
2600 void *dummy = NULL;
2601 OptsVisitor *ov;
2602 QDict *pdict;
2603
2604 ov = opts_visitor_new(opts);
2605 pdict = qemu_opts_to_qdict(opts, NULL);
2606
2607 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2608 if (err) {
2609 goto out;
2610 }
2611
2612 qdict_del(pdict, "qom-type");
2613 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2614 if (err) {
2615 goto out;
2616 }
2617
2618 qdict_del(pdict, "id");
2619 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2620 if (err) {
2621 goto out;
2622 }
2623
2624 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2625 if (err) {
2626 goto out;
2627 }
2628 visit_end_struct(opts_get_visitor(ov), &err);
2629 if (err) {
2630 qmp_object_del(id, NULL);
2631 }
2632
2633 out:
2634 opts_visitor_cleanup(ov);
2635
2636 QDECREF(pdict);
2637 g_free(id);
2638 g_free(type);
2639 g_free(dummy);
2640 if (err) {
2641 qerror_report_err(err);
2642 error_free(err);
2643 return -1;
2644 }
2645 return 0;
2646 }
2647
2648 static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size)
2649 {
2650 uint64_t sz;
2651 const char *mem_str;
2652 const char *maxmem_str, *slots_str;
2653 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2654 1024 * 1024;
2655 QemuOpts *opts = qemu_find_opts_singleton("memory");
2656
2657 sz = 0;
2658 mem_str = qemu_opt_get(opts, "size");
2659 if (mem_str) {
2660 if (!*mem_str) {
2661 error_report("missing 'size' option value");
2662 exit(EXIT_FAILURE);
2663 }
2664
2665 sz = qemu_opt_get_size(opts, "size", ram_size);
2666
2667 /* Fix up legacy suffix-less format */
2668 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2669 uint64_t overflow_check = sz;
2670
2671 sz <<= 20;
2672 if ((sz >> 20) != overflow_check) {
2673 error_report("too large 'size' option value");
2674 exit(EXIT_FAILURE);
2675 }
2676 }
2677 }
2678
2679 /* backward compatibility behaviour for case "-m 0" */
2680 if (sz == 0) {
2681 sz = default_ram_size;
2682 }
2683
2684 sz = QEMU_ALIGN_UP(sz, 8192);
2685 ram_size = sz;
2686 if (ram_size != sz) {
2687 error_report("ram size too large");
2688 exit(EXIT_FAILURE);
2689 }
2690
2691 /* store value for the future use */
2692 qemu_opt_set_number(opts, "size", ram_size);
2693 *maxram_size = ram_size;
2694
2695 maxmem_str = qemu_opt_get(opts, "maxmem");
2696 slots_str = qemu_opt_get(opts, "slots");
2697 if (maxmem_str && slots_str) {
2698 uint64_t slots;
2699
2700 sz = qemu_opt_get_size(opts, "maxmem", 0);
2701 if (sz < ram_size) {
2702 error_report("invalid -m option value: maxmem "
2703 "(0x%" PRIx64 ") <= initial memory (0x"
2704 RAM_ADDR_FMT ")", sz, ram_size);
2705 exit(EXIT_FAILURE);
2706 }
2707
2708 slots = qemu_opt_get_number(opts, "slots", 0);
2709 if ((sz > ram_size) && !slots) {
2710 error_report("invalid -m option value: maxmem "
2711 "(0x%" PRIx64 ") more than initial memory (0x"
2712 RAM_ADDR_FMT ") but no hotplug slots where "
2713 "specified", sz, ram_size);
2714 exit(EXIT_FAILURE);
2715 }
2716
2717 if ((sz <= ram_size) && slots) {
2718 error_report("invalid -m option value: %"
2719 PRIu64 " hotplug slots where specified but "
2720 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
2721 RAM_ADDR_FMT ")", slots, sz, ram_size);
2722 exit(EXIT_FAILURE);
2723 }
2724 *maxram_size = sz;
2725 *ram_slots = slots;
2726 } else if ((!maxmem_str && slots_str) ||
2727 (maxmem_str && !slots_str)) {
2728 error_report("invalid -m option value: missing "
2729 "'%s' option", slots_str ? "maxmem" : "slots");
2730 exit(EXIT_FAILURE);
2731 }
2732 }
2733
2734 int main(int argc, char **argv, char **envp)
2735 {
2736 int i;
2737 int snapshot, linux_boot;
2738 const char *initrd_filename;
2739 const char *kernel_filename, *kernel_cmdline;
2740 const char *boot_order;
2741 DisplayState *ds;
2742 int cyls, heads, secs, translation;
2743 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2744 QemuOptsList *olist;
2745 int optind;
2746 const char *optarg;
2747 const char *loadvm = NULL;
2748 MachineClass *machine_class;
2749 const char *cpu_model;
2750 const char *vga_model = NULL;
2751 const char *qtest_chrdev = NULL;
2752 const char *qtest_log = NULL;
2753 const char *pid_file = NULL;
2754 const char *incoming = NULL;
2755 #ifdef CONFIG_VNC
2756 int show_vnc_port = 0;
2757 #endif
2758 bool defconfig = true;
2759 bool userconfig = true;
2760 const char *log_mask = NULL;
2761 const char *log_file = NULL;
2762 GMemVTable mem_trace = {
2763 .malloc = malloc_and_trace,
2764 .realloc = realloc_and_trace,
2765 .free = free_and_trace,
2766 };
2767 const char *trace_events = NULL;
2768 const char *trace_file = NULL;
2769 ram_addr_t maxram_size;
2770 uint64_t ram_slots = 0;
2771 FILE *vmstate_dump_file = NULL;
2772 Error *main_loop_err = NULL;
2773
2774 atexit(qemu_run_exit_notifiers);
2775 error_set_progname(argv[0]);
2776 qemu_init_exec_dir(argv[0]);
2777
2778 g_mem_set_vtable(&mem_trace);
2779
2780 module_call_init(MODULE_INIT_QOM);
2781
2782 qemu_add_opts(&qemu_drive_opts);
2783 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2784 qemu_add_drive_opts(&qemu_common_drive_opts);
2785 qemu_add_drive_opts(&qemu_drive_opts);
2786 qemu_add_opts(&qemu_chardev_opts);
2787 qemu_add_opts(&qemu_device_opts);
2788 qemu_add_opts(&qemu_netdev_opts);
2789 qemu_add_opts(&qemu_net_opts);
2790 qemu_add_opts(&qemu_rtc_opts);
2791 qemu_add_opts(&qemu_global_opts);
2792 qemu_add_opts(&qemu_mon_opts);
2793 qemu_add_opts(&qemu_trace_opts);
2794 qemu_add_opts(&qemu_option_rom_opts);
2795 qemu_add_opts(&qemu_machine_opts);
2796 qemu_add_opts(&qemu_mem_opts);
2797 qemu_add_opts(&qemu_smp_opts);
2798 qemu_add_opts(&qemu_boot_opts);
2799 qemu_add_opts(&qemu_sandbox_opts);
2800 qemu_add_opts(&qemu_add_fd_opts);
2801 qemu_add_opts(&qemu_object_opts);
2802 qemu_add_opts(&qemu_tpmdev_opts);
2803 qemu_add_opts(&qemu_realtime_opts);
2804 qemu_add_opts(&qemu_msg_opts);
2805 qemu_add_opts(&qemu_name_opts);
2806 qemu_add_opts(&qemu_numa_opts);
2807 qemu_add_opts(&qemu_icount_opts);
2808 qemu_add_opts(&qemu_semihosting_config_opts);
2809
2810 runstate_init();
2811
2812 rtc_clock = QEMU_CLOCK_HOST;
2813
2814 QLIST_INIT (&vm_change_state_head);
2815 os_setup_early_signal_handling();
2816
2817 module_call_init(MODULE_INIT_MACHINE);
2818 machine_class = find_default_machine();
2819 cpu_model = NULL;
2820 snapshot = 0;
2821 cyls = heads = secs = 0;
2822 translation = BIOS_ATA_TRANSLATION_AUTO;
2823
2824 for (i = 0; i < MAX_NODES; i++) {
2825 numa_info[i].node_mem = 0;
2826 numa_info[i].present = false;
2827 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
2828 }
2829
2830 nb_numa_nodes = 0;
2831 max_numa_nodeid = 0;
2832 nb_nics = 0;
2833
2834 bdrv_init_with_whitelist();
2835
2836 autostart = 1;
2837
2838 /* first pass of option parsing */
2839 optind = 1;
2840 while (optind < argc) {
2841 if (argv[optind][0] != '-') {
2842 /* disk image */
2843 optind++;
2844 } else {
2845 const QEMUOption *popt;
2846
2847 popt = lookup_opt(argc, argv, &optarg, &optind);
2848 switch (popt->index) {
2849 case QEMU_OPTION_nodefconfig:
2850 defconfig = false;
2851 break;
2852 case QEMU_OPTION_nouserconfig:
2853 userconfig = false;
2854 break;
2855 }
2856 }
2857 }
2858
2859 if (defconfig) {
2860 int ret;
2861 ret = qemu_read_default_config_files(userconfig);
2862 if (ret < 0) {
2863 exit(1);
2864 }
2865 }
2866
2867 /* second pass of option parsing */
2868 optind = 1;
2869 for(;;) {
2870 if (optind >= argc)
2871 break;
2872 if (argv[optind][0] != '-') {
2873 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2874 } else {
2875 const QEMUOption *popt;
2876
2877 popt = lookup_opt(argc, argv, &optarg, &optind);
2878 if (!(popt->arch_mask & arch_type)) {
2879 printf("Option %s not supported for this target\n", popt->name);
2880 exit(1);
2881 }
2882 switch(popt->index) {
2883 case QEMU_OPTION_no_kvm_irqchip: {
2884 olist = qemu_find_opts("machine");
2885 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2886 break;
2887 }
2888 case QEMU_OPTION_cpu:
2889 /* hw initialization will check this */
2890 cpu_model = optarg;
2891 break;
2892 case QEMU_OPTION_hda:
2893 {
2894 char buf[256];
2895 if (cyls == 0)
2896 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2897 else
2898 snprintf(buf, sizeof(buf),
2899 "%s,cyls=%d,heads=%d,secs=%d%s",
2900 HD_OPTS , cyls, heads, secs,
2901 translation == BIOS_ATA_TRANSLATION_LBA ?
2902 ",trans=lba" :
2903 translation == BIOS_ATA_TRANSLATION_NONE ?
2904 ",trans=none" : "");
2905 drive_add(IF_DEFAULT, 0, optarg, buf);
2906 break;
2907 }
2908 case QEMU_OPTION_hdb:
2909 case QEMU_OPTION_hdc:
2910 case QEMU_OPTION_hdd:
2911 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2912 HD_OPTS);
2913 break;
2914 case QEMU_OPTION_drive:
2915 if (drive_def(optarg) == NULL) {
2916 exit(1);
2917 }
2918 break;
2919 case QEMU_OPTION_set:
2920 if (qemu_set_option(optarg) != 0)
2921 exit(1);
2922 break;
2923 case QEMU_OPTION_global:
2924 if (qemu_global_option(optarg) != 0)
2925 exit(1);
2926 break;
2927 case QEMU_OPTION_mtdblock:
2928 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2929 break;
2930 case QEMU_OPTION_sd:
2931 drive_add(IF_SD, -1, optarg, SD_OPTS);
2932 break;
2933 case QEMU_OPTION_pflash:
2934 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2935 break;
2936 case QEMU_OPTION_snapshot:
2937 snapshot = 1;
2938 break;
2939 case QEMU_OPTION_hdachs:
2940 {
2941 const char *p;
2942 p = optarg;
2943 cyls = strtol(p, (char **)&p, 0);
2944 if (cyls < 1 || cyls > 16383)
2945 goto chs_fail;
2946 if (*p != ',')
2947 goto chs_fail;
2948 p++;
2949 heads = strtol(p, (char **)&p, 0);
2950 if (heads < 1 || heads > 16)
2951 goto chs_fail;
2952 if (*p != ',')
2953 goto chs_fail;
2954 p++;
2955 secs = strtol(p, (char **)&p, 0);
2956 if (secs < 1 || secs > 63)
2957 goto chs_fail;
2958 if (*p == ',') {
2959 p++;
2960 if (!strcmp(p, "large")) {
2961 translation = BIOS_ATA_TRANSLATION_LARGE;
2962 } else if (!strcmp(p, "rechs")) {
2963 translation = BIOS_ATA_TRANSLATION_RECHS;
2964 } else if (!strcmp(p, "none")) {
2965 translation = BIOS_ATA_TRANSLATION_NONE;
2966 } else if (!strcmp(p, "lba")) {
2967 translation = BIOS_ATA_TRANSLATION_LBA;
2968 } else if (!strcmp(p, "auto")) {
2969 translation = BIOS_ATA_TRANSLATION_AUTO;
2970 } else {
2971 goto chs_fail;
2972 }
2973 } else if (*p != '\0') {
2974 chs_fail:
2975 fprintf(stderr, "qemu: invalid physical CHS format\n");
2976 exit(1);
2977 }
2978 if (hda_opts != NULL) {
2979 char num[16];
2980 snprintf(num, sizeof(num), "%d", cyls);
2981 qemu_opt_set(hda_opts, "cyls", num);
2982 snprintf(num, sizeof(num), "%d", heads);
2983 qemu_opt_set(hda_opts, "heads", num);
2984 snprintf(num, sizeof(num), "%d", secs);
2985 qemu_opt_set(hda_opts, "secs", num);
2986 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2987 qemu_opt_set(hda_opts, "trans", "large");
2988 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2989 qemu_opt_set(hda_opts, "trans", "rechs");
2990 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
2991 qemu_opt_set(hda_opts, "trans", "lba");
2992 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
2993 qemu_opt_set(hda_opts, "trans", "none");
2994 }
2995 }
2996 }
2997 break;
2998 case QEMU_OPTION_numa:
2999 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3000 if (!opts) {
3001 exit(1);
3002 }
3003 break;
3004 case QEMU_OPTION_display:
3005 display_type = select_display(optarg);
3006 break;
3007 case QEMU_OPTION_nographic:
3008 display_type = DT_NOGRAPHIC;
3009 break;
3010 case QEMU_OPTION_curses:
3011 #ifdef CONFIG_CURSES
3012 display_type = DT_CURSES;
3013 #else
3014 fprintf(stderr, "Curses support is disabled\n");
3015 exit(1);
3016 #endif
3017 break;
3018 case QEMU_OPTION_portrait:
3019 graphic_rotate = 90;
3020 break;
3021 case QEMU_OPTION_rotate:
3022 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3023 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3024 graphic_rotate != 180 && graphic_rotate != 270) {
3025 fprintf(stderr,
3026 "qemu: only 90, 180, 270 deg rotation is available\n");
3027 exit(1);
3028 }
3029 break;
3030 case QEMU_OPTION_kernel:
3031 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3032 break;
3033 case QEMU_OPTION_initrd:
3034 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3035 break;
3036 case QEMU_OPTION_append:
3037 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3038 break;
3039 case QEMU_OPTION_dtb:
3040 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3041 break;
3042 case QEMU_OPTION_cdrom:
3043 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3044 break;
3045 case QEMU_OPTION_boot:
3046 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3047 if (!opts) {
3048 exit(1);
3049 }
3050 break;
3051 case QEMU_OPTION_fda:
3052 case QEMU_OPTION_fdb:
3053 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3054 optarg, FD_OPTS);
3055 break;
3056 case QEMU_OPTION_no_fd_bootchk:
3057 fd_bootchk = 0;
3058 break;
3059 case QEMU_OPTION_netdev:
3060 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3061 exit(1);
3062 }
3063 break;
3064 case QEMU_OPTION_net:
3065 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3066 exit(1);
3067 }
3068 break;
3069 #ifdef CONFIG_LIBISCSI
3070 case QEMU_OPTION_iscsi:
3071 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3072 if (!opts) {
3073 exit(1);
3074 }
3075 break;
3076 #endif
3077 #ifdef CONFIG_SLIRP
3078 case QEMU_OPTION_tftp:
3079 legacy_tftp_prefix = optarg;
3080 break;
3081 case QEMU_OPTION_bootp:
3082 legacy_bootp_filename = optarg;
3083 break;
3084 case QEMU_OPTION_redir:
3085 if (net_slirp_redir(optarg) < 0)
3086 exit(1);
3087 break;
3088 #endif
3089 case QEMU_OPTION_bt:
3090 add_device_config(DEV_BT, optarg);
3091 break;
3092 case QEMU_OPTION_audio_help:
3093 AUD_help ();
3094 exit (0);
3095 break;
3096 case QEMU_OPTION_soundhw:
3097 select_soundhw (optarg);
3098 break;
3099 case QEMU_OPTION_h:
3100 help(0);
3101 break;
3102 case QEMU_OPTION_version:
3103 version();
3104 exit(0);
3105 break;
3106 case QEMU_OPTION_m:
3107 opts = qemu_opts_parse(qemu_find_opts("memory"),
3108 optarg, 1);
3109 if (!opts) {
3110 exit(EXIT_FAILURE);
3111 }
3112 break;
3113 #ifdef CONFIG_TPM
3114 case QEMU_OPTION_tpmdev:
3115 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3116 exit(1);
3117 }
3118 break;
3119 #endif
3120 case QEMU_OPTION_mempath:
3121 mem_path = optarg;
3122 break;
3123 case QEMU_OPTION_mem_prealloc:
3124 mem_prealloc = 1;
3125 break;
3126 case QEMU_OPTION_d:
3127 log_mask = optarg;
3128 break;
3129 case QEMU_OPTION_D:
3130 log_file = optarg;
3131 break;
3132 case QEMU_OPTION_s:
3133 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3134 break;
3135 case QEMU_OPTION_gdb:
3136 add_device_config(DEV_GDB, optarg);
3137 break;
3138 case QEMU_OPTION_L:
3139 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3140 data_dir[data_dir_idx++] = optarg;
3141 }
3142 break;
3143 case QEMU_OPTION_bios:
3144 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3145 break;
3146 case QEMU_OPTION_singlestep:
3147 singlestep = 1;
3148 break;
3149 case QEMU_OPTION_S:
3150 autostart = 0;
3151 break;
3152 case QEMU_OPTION_k:
3153 keyboard_layout = optarg;
3154 break;
3155 case QEMU_OPTION_localtime:
3156 rtc_utc = 0;
3157 break;
3158 case QEMU_OPTION_vga:
3159 vga_model = optarg;
3160 default_vga = 0;
3161 break;
3162 case QEMU_OPTION_g:
3163 {
3164 const char *p;
3165 int w, h, depth;
3166 p = optarg;
3167 w = strtol(p, (char **)&p, 10);
3168 if (w <= 0) {
3169 graphic_error:
3170 fprintf(stderr, "qemu: invalid resolution or depth\n");
3171 exit(1);
3172 }
3173 if (*p != 'x')
3174 goto graphic_error;
3175 p++;
3176 h = strtol(p, (char **)&p, 10);
3177 if (h <= 0)
3178 goto graphic_error;
3179 if (*p == 'x') {
3180 p++;
3181 depth = strtol(p, (char **)&p, 10);
3182 if (depth != 8 && depth != 15 && depth != 16 &&
3183 depth != 24 && depth != 32)
3184 goto graphic_error;
3185 } else if (*p == '\0') {
3186 depth = graphic_depth;
3187 } else {
3188 goto graphic_error;
3189 }
3190
3191 graphic_width = w;
3192 graphic_height = h;
3193 graphic_depth = depth;
3194 }
3195 break;
3196 case QEMU_OPTION_echr:
3197 {
3198 char *r;
3199 term_escape_char = strtol(optarg, &r, 0);
3200 if (r == optarg)
3201 printf("Bad argument to echr\n");
3202 break;
3203 }
3204 case QEMU_OPTION_monitor:
3205 default_monitor = 0;
3206 if (strncmp(optarg, "none", 4)) {
3207 monitor_parse(optarg, "readline", false);
3208 }
3209 break;
3210 case QEMU_OPTION_qmp:
3211 monitor_parse(optarg, "control", false);
3212 default_monitor = 0;
3213 break;
3214 case QEMU_OPTION_qmp_pretty:
3215 monitor_parse(optarg, "control", true);
3216 default_monitor = 0;
3217 break;
3218 case QEMU_OPTION_mon:
3219 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3220 if (!opts) {
3221 exit(1);
3222 }
3223 default_monitor = 0;
3224 break;
3225 case QEMU_OPTION_chardev:
3226 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3227 if (!opts) {
3228 exit(1);
3229 }
3230 break;
3231 case QEMU_OPTION_fsdev:
3232 olist = qemu_find_opts("fsdev");
3233 if (!olist) {
3234 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3235 exit(1);
3236 }
3237 opts = qemu_opts_parse(olist, optarg, 1);
3238 if (!opts) {
3239 exit(1);
3240 }
3241 break;
3242 case QEMU_OPTION_virtfs: {
3243 QemuOpts *fsdev;
3244 QemuOpts *device;
3245 const char *writeout, *sock_fd, *socket;
3246
3247 olist = qemu_find_opts("virtfs");
3248 if (!olist) {
3249 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3250 exit(1);
3251 }
3252 opts = qemu_opts_parse(olist, optarg, 1);
3253 if (!opts) {
3254 exit(1);
3255 }
3256
3257 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3258 qemu_opt_get(opts, "mount_tag") == NULL) {
3259 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3260 exit(1);
3261 }
3262 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3263 qemu_opt_get(opts, "mount_tag"),
3264 1, NULL);
3265 if (!fsdev) {
3266 fprintf(stderr, "duplicate fsdev id: %s\n",
3267 qemu_opt_get(opts, "mount_tag"));
3268 exit(1);
3269 }
3270
3271 writeout = qemu_opt_get(opts, "writeout");
3272 if (writeout) {
3273 #ifdef CONFIG_SYNC_FILE_RANGE
3274 qemu_opt_set(fsdev, "writeout", writeout);
3275 #else
3276 fprintf(stderr, "writeout=immediate not supported on "
3277 "this platform\n");
3278 exit(1);
3279 #endif
3280 }
3281 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3282 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3283 qemu_opt_set(fsdev, "security_model",
3284 qemu_opt_get(opts, "security_model"));
3285 socket = qemu_opt_get(opts, "socket");
3286 if (socket) {
3287 qemu_opt_set(fsdev, "socket", socket);
3288 }
3289 sock_fd = qemu_opt_get(opts, "sock_fd");
3290 if (sock_fd) {
3291 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3292 }
3293
3294 qemu_opt_set_bool(fsdev, "readonly",
3295 qemu_opt_get_bool(opts, "readonly", 0));
3296 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3297 &error_abort);
3298 qemu_opt_set(device, "driver", "virtio-9p-pci");
3299 qemu_opt_set(device, "fsdev",
3300 qemu_opt_get(opts, "mount_tag"));
3301 qemu_opt_set(device, "mount_tag",
3302 qemu_opt_get(opts, "mount_tag"));
3303 break;
3304 }
3305 case QEMU_OPTION_virtfs_synth: {
3306 QemuOpts *fsdev;
3307 QemuOpts *device;
3308
3309 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3310 1, NULL);
3311 if (!fsdev) {
3312 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3313 exit(1);
3314 }
3315 qemu_opt_set(fsdev, "fsdriver", "synth");
3316
3317 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3318 &error_abort);
3319 qemu_opt_set(device, "driver", "virtio-9p-pci");
3320 qemu_opt_set(device, "fsdev", "v_synth");
3321 qemu_opt_set(device, "mount_tag", "v_synth");
3322 break;
3323 }
3324 case QEMU_OPTION_serial:
3325 add_device_config(DEV_SERIAL, optarg);
3326 default_serial = 0;
3327 if (strncmp(optarg, "mon:", 4) == 0) {
3328 default_monitor = 0;
3329 }
3330 break;
3331 case QEMU_OPTION_watchdog:
3332 if (watchdog) {
3333 fprintf(stderr,
3334 "qemu: only one watchdog option may be given\n");
3335 return 1;
3336 }
3337 watchdog = optarg;
3338 break;
3339 case QEMU_OPTION_watchdog_action:
3340 if (select_watchdog_action(optarg) == -1) {
3341 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3342 exit(1);
3343 }
3344 break;
3345 case QEMU_OPTION_virtiocon:
3346 add_device_config(DEV_VIRTCON, optarg);
3347 default_virtcon = 0;
3348 if (strncmp(optarg, "mon:", 4) == 0) {
3349 default_monitor = 0;
3350 }
3351 break;
3352 case QEMU_OPTION_parallel:
3353 add_device_config(DEV_PARALLEL, optarg);
3354 default_parallel = 0;
3355 if (strncmp(optarg, "mon:", 4) == 0) {
3356 default_monitor = 0;
3357 }
3358 break;
3359 case QEMU_OPTION_debugcon:
3360 add_device_config(DEV_DEBUGCON, optarg);
3361 break;
3362 case QEMU_OPTION_loadvm:
3363 loadvm = optarg;
3364 break;
3365 case QEMU_OPTION_full_screen:
3366 full_screen = 1;
3367 break;
3368 case QEMU_OPTION_no_frame:
3369 no_frame = 1;
3370 break;
3371 case QEMU_OPTION_alt_grab:
3372 alt_grab = 1;
3373 break;
3374 case QEMU_OPTION_ctrl_grab:
3375 ctrl_grab = 1;
3376 break;
3377 case QEMU_OPTION_no_quit:
3378 no_quit = 1;
3379 break;
3380 case QEMU_OPTION_sdl:
3381 #ifdef CONFIG_SDL
3382 display_type = DT_SDL;
3383 break;
3384 #else
3385 fprintf(stderr, "SDL support is disabled\n");
3386 exit(1);
3387 #endif
3388 case QEMU_OPTION_pidfile:
3389 pid_file = optarg;
3390 break;
3391 case QEMU_OPTION_win2k_hack:
3392 win2k_install_hack = 1;
3393 break;
3394 case QEMU_OPTION_rtc_td_hack: {
3395 static GlobalProperty slew_lost_ticks[] = {
3396 {
3397 .driver = "mc146818rtc",
3398 .property = "lost_tick_policy",
3399 .value = "slew",
3400 },
3401 { /* end of list */ }
3402 };
3403
3404 qdev_prop_register_global_list(slew_lost_ticks);
3405 break;
3406 }
3407 case QEMU_OPTION_acpitable:
3408 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3409 if (!opts) {
3410 exit(1);
3411 }
3412 do_acpitable_option(opts);
3413 break;
3414 case QEMU_OPTION_smbios:
3415 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3416 if (!opts) {
3417 exit(1);
3418 }
3419 do_smbios_option(opts);
3420 break;
3421 case QEMU_OPTION_enable_kvm:
3422 olist = qemu_find_opts("machine");
3423 qemu_opts_parse(olist, "accel=kvm", 0);
3424 break;
3425 case QEMU_OPTION_M:
3426 case QEMU_OPTION_machine:
3427 olist = qemu_find_opts("machine");
3428 opts = qemu_opts_parse(olist, optarg, 1);
3429 if (!opts) {
3430 exit(1);
3431 }
3432 break;
3433 case QEMU_OPTION_no_kvm:
3434 olist = qemu_find_opts("machine");
3435 qemu_opts_parse(olist, "accel=tcg", 0);
3436 break;
3437 case QEMU_OPTION_no_kvm_pit: {
3438 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3439 "separately.\n");
3440 break;
3441 }
3442 case QEMU_OPTION_no_kvm_pit_reinjection: {
3443 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3444 {
3445 .driver = "kvm-pit",
3446 .property = "lost_tick_policy",
3447 .value = "discard",
3448 },
3449 { /* end of list */ }
3450 };
3451
3452 fprintf(stderr, "Warning: option deprecated, use "
3453 "lost_tick_policy property of kvm-pit instead.\n");
3454 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3455 break;
3456 }
3457 case QEMU_OPTION_usb:
3458 olist = qemu_find_opts("machine");
3459 qemu_opts_parse(olist, "usb=on", 0);
3460 break;
3461 case QEMU_OPTION_usbdevice:
3462 olist = qemu_find_opts("machine");
3463 qemu_opts_parse(olist, "usb=on", 0);
3464 add_device_config(DEV_USB, optarg);
3465 break;
3466 case QEMU_OPTION_device:
3467 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3468 exit(1);
3469 }
3470 break;
3471 case QEMU_OPTION_smp:
3472 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3473 exit(1);
3474 }
3475 break;
3476 case QEMU_OPTION_vnc:
3477 #ifdef CONFIG_VNC
3478 display_remote++;
3479 if (vnc_parse_func(optarg) == NULL) {
3480 exit(1);
3481 }
3482 #else
3483 fprintf(stderr, "VNC support is disabled\n");
3484 exit(1);
3485 #endif
3486 break;
3487 case QEMU_OPTION_no_acpi:
3488 acpi_enabled = 0;
3489 break;
3490 case QEMU_OPTION_no_hpet:
3491 no_hpet = 1;
3492 break;
3493 case QEMU_OPTION_balloon:
3494 if (balloon_parse(optarg) < 0) {
3495 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3496 exit(1);
3497 }
3498 break;
3499 case QEMU_OPTION_no_reboot:
3500 no_reboot = 1;
3501 break;
3502 case QEMU_OPTION_no_shutdown:
3503 no_shutdown = 1;
3504 break;
3505 case QEMU_OPTION_show_cursor:
3506 cursor_hide = 0;
3507 break;
3508 case QEMU_OPTION_uuid:
3509 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3510 fprintf(stderr, "Fail to parse UUID string."
3511 " Wrong format.\n");
3512 exit(1);
3513 }
3514 qemu_uuid_set = true;
3515 break;
3516 case QEMU_OPTION_option_rom:
3517 if (nb_option_roms >= MAX_OPTION_ROMS) {
3518 fprintf(stderr, "Too many option ROMs\n");
3519 exit(1);
3520 }
3521 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3522 if (!opts) {
3523 exit(1);
3524 }
3525 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3526 option_rom[nb_option_roms].bootindex =
3527 qemu_opt_get_number(opts, "bootindex", -1);
3528 if (!option_rom[nb_option_roms].name) {
3529 fprintf(stderr, "Option ROM file is not specified\n");
3530 exit(1);
3531 }
3532 nb_option_roms++;
3533 break;
3534 case QEMU_OPTION_semihosting:
3535 semihosting_enabled = 1;
3536 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3537 break;
3538 case QEMU_OPTION_semihosting_config:
3539 semihosting_enabled = 1;
3540 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3541 optarg, 0);
3542 if (opts != NULL) {
3543 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3544 true);
3545 const char *target = qemu_opt_get(opts, "target");
3546 if (target != NULL) {
3547 if (strcmp("native", target) == 0) {
3548 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3549 } else if (strcmp("gdb", target) == 0) {
3550 semihosting_target = SEMIHOSTING_TARGET_GDB;
3551 } else if (strcmp("auto", target) == 0) {
3552 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3553 } else {
3554 fprintf(stderr, "Unsupported semihosting-config"
3555 " %s\n",
3556 optarg);
3557 exit(1);
3558 }
3559 } else {
3560 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3561 }
3562 } else {
3563 fprintf(stderr, "Unsupported semihosting-config %s\n",
3564 optarg);
3565 exit(1);
3566 }
3567 break;
3568 case QEMU_OPTION_tdf:
3569 fprintf(stderr, "Warning: user space PIT time drift fix "
3570 "is no longer supported.\n");
3571 break;
3572 case QEMU_OPTION_name:
3573 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3574 if (!opts) {
3575 exit(1);
3576 }
3577 break;
3578 case QEMU_OPTION_prom_env:
3579 if (nb_prom_envs >= MAX_PROM_ENVS) {
3580 fprintf(stderr, "Too many prom variables\n");
3581 exit(1);
3582 }
3583 prom_envs[nb_prom_envs] = optarg;
3584 nb_prom_envs++;
3585 break;
3586 case QEMU_OPTION_old_param:
3587 old_param = 1;
3588 break;
3589 case QEMU_OPTION_clock:
3590 /* Clock options no longer exist. Keep this option for
3591 * backward compatibility.
3592 */
3593 break;
3594 case QEMU_OPTION_startdate:
3595 configure_rtc_date_offset(optarg, 1);
3596 break;
3597 case QEMU_OPTION_rtc:
3598 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3599 if (!opts) {
3600 exit(1);
3601 }
3602 configure_rtc(opts);
3603 break;
3604 case QEMU_OPTION_tb_size:
3605 tcg_tb_size = strtol(optarg, NULL, 0);
3606 if (tcg_tb_size < 0) {
3607 tcg_tb_size = 0;
3608 }
3609 break;
3610 case QEMU_OPTION_icount:
3611 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3612 optarg, 1);
3613 if (!icount_opts) {
3614 exit(1);
3615 }
3616 break;
3617 case QEMU_OPTION_incoming:
3618 incoming = optarg;
3619 runstate_set(RUN_STATE_INMIGRATE);
3620 break;
3621 case QEMU_OPTION_nodefaults:
3622 has_defaults = 0;
3623 break;
3624 case QEMU_OPTION_xen_domid:
3625 if (!(xen_available())) {
3626 printf("Option %s not supported for this target\n", popt->name);
3627 exit(1);
3628 }
3629 xen_domid = atoi(optarg);
3630 break;
3631 case QEMU_OPTION_xen_create:
3632 if (!(xen_available())) {
3633 printf("Option %s not supported for this target\n", popt->name);
3634 exit(1);
3635 }
3636 xen_mode = XEN_CREATE;
3637 break;
3638 case QEMU_OPTION_xen_attach:
3639 if (!(xen_available())) {
3640 printf("Option %s not supported for this target\n", popt->name);
3641 exit(1);
3642 }
3643 xen_mode = XEN_ATTACH;
3644 break;
3645 case QEMU_OPTION_trace:
3646 {
3647 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3648 if (!opts) {
3649 exit(1);
3650 }
3651 trace_events = qemu_opt_get(opts, "events");
3652 trace_file = qemu_opt_get(opts, "file");
3653 break;
3654 }
3655 case QEMU_OPTION_readconfig:
3656 {
3657 int ret = qemu_read_config_file(optarg);
3658 if (ret < 0) {
3659 fprintf(stderr, "read config %s: %s\n", optarg,
3660 strerror(-ret));
3661 exit(1);
3662 }
3663 break;
3664 }
3665 case QEMU_OPTION_spice:
3666 olist = qemu_find_opts("spice");
3667 if (!olist) {
3668 fprintf(stderr, "spice is not supported by this qemu build.\n");
3669 exit(1);
3670 }
3671 opts = qemu_opts_parse(olist, optarg, 0);
3672 if (!opts) {
3673 exit(1);
3674 }
3675 display_remote++;
3676 break;
3677 case QEMU_OPTION_writeconfig:
3678 {
3679 FILE *fp;
3680 if (strcmp(optarg, "-") == 0) {
3681 fp = stdout;
3682 } else {
3683 fp = fopen(optarg, "w");
3684 if (fp == NULL) {
3685 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3686 exit(1);
3687 }
3688 }
3689 qemu_config_write(fp);
3690 if (fp != stdout) {
3691 fclose(fp);
3692 }
3693 break;
3694 }
3695 case QEMU_OPTION_qtest:
3696 qtest_chrdev = optarg;
3697 break;
3698 case QEMU_OPTION_qtest_log:
3699 qtest_log = optarg;
3700 break;
3701 case QEMU_OPTION_sandbox:
3702 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3703 if (!opts) {
3704 exit(1);
3705 }
3706 break;
3707 case QEMU_OPTION_add_fd:
3708 #ifndef _WIN32
3709 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3710 if (!opts) {
3711 exit(1);
3712 }
3713 #else
3714 error_report("File descriptor passing is disabled on this "
3715 "platform");
3716 exit(1);
3717 #endif
3718 break;
3719 case QEMU_OPTION_object:
3720 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3721 if (!opts) {
3722 exit(1);
3723 }
3724 break;
3725 case QEMU_OPTION_realtime:
3726 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3727 if (!opts) {
3728 exit(1);
3729 }
3730 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
3731 break;
3732 case QEMU_OPTION_msg:
3733 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3734 if (!opts) {
3735 exit(1);
3736 }
3737 configure_msg(opts);
3738 break;
3739 case QEMU_OPTION_dump_vmstate:
3740 if (vmstate_dump_file) {
3741 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3742 "option may be given\n");
3743 exit(1);
3744 }
3745 vmstate_dump_file = fopen(optarg, "w");
3746 if (vmstate_dump_file == NULL) {
3747 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3748 exit(1);
3749 }
3750 break;
3751 default:
3752 os_parse_cmd_args(popt->index, optarg);
3753 }
3754 }
3755 }
3756
3757 opts = qemu_get_machine_opts();
3758 optarg = qemu_opt_get(opts, "type");
3759 if (optarg) {
3760 machine_class = machine_parse(optarg);
3761 }
3762
3763 set_memory_options(&ram_slots, &maxram_size);
3764
3765 loc_set_none();
3766
3767 os_daemonize();
3768
3769 if (qemu_init_main_loop(&main_loop_err)) {
3770 error_report("%s", error_get_pretty(main_loop_err));
3771 exit(1);
3772 }
3773
3774 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3775 exit(1);
3776 }
3777
3778 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3779 exit(1);
3780 }
3781
3782 #ifndef _WIN32
3783 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3784 exit(1);
3785 }
3786
3787 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3788 exit(1);
3789 }
3790 #endif
3791
3792 if (machine_class == NULL) {
3793 fprintf(stderr, "No machine specified, and there is no default.\n"
3794 "Use -machine help to list supported machines!\n");
3795 exit(1);
3796 }
3797
3798 current_machine = MACHINE(object_new(object_class_get_name(
3799 OBJECT_CLASS(machine_class))));
3800 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3801 exit(0);
3802 }
3803 object_property_add_child(object_get_root(), "machine",
3804 OBJECT(current_machine), &error_abort);
3805 cpu_exec_init_all();
3806
3807 if (machine_class->hw_version) {
3808 qemu_set_version(machine_class->hw_version);
3809 }
3810
3811 /* Init CPU def lists, based on config
3812 * - Must be called after all the qemu_read_config_file() calls
3813 * - Must be called before list_cpus()
3814 * - Must be called before machine->init()
3815 */
3816 cpudef_init();
3817
3818 if (cpu_model && is_help_option(cpu_model)) {
3819 list_cpus(stdout, &fprintf, cpu_model);
3820 exit(0);
3821 }
3822
3823 /* Open the logfile at this point, if necessary. We can't open the logfile
3824 * when encountering either of the logging options (-d or -D) because the
3825 * other one may be encountered later on the command line, changing the
3826 * location or level of logging.
3827 */
3828 if (log_mask) {
3829 int mask;
3830 if (log_file) {
3831 qemu_set_log_filename(log_file);
3832 }
3833
3834 mask = qemu_str_to_log_mask(log_mask);
3835 if (!mask) {
3836 qemu_print_log_usage(stdout);
3837 exit(1);
3838 }
3839 qemu_set_log(mask);
3840 }
3841
3842 if (!is_daemonized()) {
3843 if (!trace_init_backends(trace_events, trace_file)) {
3844 exit(1);
3845 }
3846 }
3847
3848 /* If no data_dir is specified then try to find it relative to the
3849 executable path. */
3850 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3851 data_dir[data_dir_idx] = os_find_datadir();
3852 if (data_dir[data_dir_idx] != NULL) {
3853 data_dir_idx++;
3854 }
3855 }
3856 /* If all else fails use the install path specified when building. */
3857 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3858 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3859 }
3860
3861 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3862
3863 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
3864 if (max_cpus > machine_class->max_cpus) {
3865 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3866 "supported by machine `%s' (%d)\n", max_cpus,
3867 machine_class->name, machine_class->max_cpus);
3868 exit(1);
3869 }
3870
3871 /*
3872 * Get the default machine options from the machine if it is not already
3873 * specified either by the configuration file or by the command line.
3874 */
3875 if (machine_class->default_machine_opts) {
3876 qemu_opts_set_defaults(qemu_find_opts("machine"),
3877 machine_class->default_machine_opts, 0);
3878 }
3879
3880 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3881 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3882
3883 if (!vga_model && !default_vga) {
3884 vga_interface_type = VGA_DEVICE;
3885 }
3886 if (!has_defaults || machine_class->no_serial) {
3887 default_serial = 0;
3888 }
3889 if (!has_defaults || machine_class->no_parallel) {
3890 default_parallel = 0;
3891 }
3892 if (!has_defaults || !machine_class->use_virtcon) {
3893 default_virtcon = 0;
3894 }
3895 if (!has_defaults || !machine_class->use_sclp) {
3896 default_sclp = 0;
3897 }
3898 if (!has_defaults || machine_class->no_floppy) {
3899 default_floppy = 0;
3900 }
3901 if (!has_defaults || machine_class->no_cdrom) {
3902 default_cdrom = 0;
3903 }
3904 if (!has_defaults || machine_class->no_sdcard) {
3905 default_sdcard = 0;
3906 }
3907 if (!has_defaults) {
3908 default_monitor = 0;
3909 default_net = 0;
3910 default_vga = 0;
3911 }
3912
3913 if (is_daemonized()) {
3914 /* According to documentation and historically, -nographic redirects
3915 * serial port, parallel port and monitor to stdio, which does not work
3916 * with -daemonize. We can redirect these to null instead, but since
3917 * -nographic is legacy, let's just error out.
3918 * We disallow -nographic only if all other ports are not redirected
3919 * explicitly, to not break existing legacy setups which uses
3920 * -nographic _and_ redirects all ports explicitly - this is valid
3921 * usage, -nographic is just a no-op in this case.
3922 */
3923 if (display_type == DT_NOGRAPHIC
3924 && (default_parallel || default_serial
3925 || default_monitor || default_virtcon)) {
3926 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3927 exit(1);
3928 }
3929 #ifdef CONFIG_CURSES
3930 if (display_type == DT_CURSES) {
3931 fprintf(stderr, "curses display can not be used with -daemonize\n");
3932 exit(1);
3933 }
3934 #endif
3935 }
3936
3937 if (display_type == DT_NOGRAPHIC) {
3938 if (default_parallel)
3939 add_device_config(DEV_PARALLEL, "null");
3940 if (default_serial && default_monitor) {
3941 add_device_config(DEV_SERIAL, "mon:stdio");
3942 } else if (default_virtcon && default_monitor) {
3943 add_device_config(DEV_VIRTCON, "mon:stdio");
3944 } else if (default_sclp && default_monitor) {
3945 add_device_config(DEV_SCLP, "mon:stdio");
3946 } else {
3947 if (default_serial)
3948 add_device_config(DEV_SERIAL, "stdio");
3949 if (default_virtcon)
3950 add_device_config(DEV_VIRTCON, "stdio");
3951 if (default_sclp) {
3952 add_device_config(DEV_SCLP, "stdio");
3953 }
3954 if (default_monitor)
3955 monitor_parse("stdio", "readline", false);
3956 }
3957 } else {
3958 if (default_serial)
3959 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3960 if (default_parallel)
3961 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3962 if (default_monitor)
3963 monitor_parse("vc:80Cx24C", "readline", false);
3964 if (default_virtcon)
3965 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3966 if (default_sclp) {
3967 add_device_config(DEV_SCLP, "vc:80Cx24C");
3968 }
3969 }
3970
3971 if (display_type == DT_DEFAULT && !display_remote) {
3972 #if defined(CONFIG_GTK)
3973 display_type = DT_GTK;
3974 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3975 display_type = DT_SDL;
3976 #elif defined(CONFIG_VNC)
3977 vnc_parse_func("localhost:0,to=99,id=default");
3978 show_vnc_port = 1;
3979 #else
3980 display_type = DT_NONE;
3981 #endif
3982 }
3983
3984 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3985 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3986 "for SDL, ignoring option\n");
3987 }
3988 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3989 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3990 "ignoring option\n");
3991 }
3992
3993 #if defined(CONFIG_GTK)
3994 if (display_type == DT_GTK) {
3995 early_gtk_display_init();
3996 }
3997 #endif
3998
3999 socket_init();
4000
4001 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4002 exit(1);
4003 #ifdef CONFIG_VIRTFS
4004 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4005 exit(1);
4006 }
4007 #endif
4008
4009 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4010 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
4011 exit(1);
4012 }
4013
4014 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4015 != 0) {
4016 exit(0);
4017 }
4018
4019 if (qemu_opts_foreach(qemu_find_opts("object"),
4020 object_create, NULL, 0) != 0) {
4021 exit(1);
4022 }
4023
4024 machine_opts = qemu_get_machine_opts();
4025 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4026 1) < 0) {
4027 object_unref(OBJECT(current_machine));
4028 exit(1);
4029 }
4030
4031 configure_accelerator(current_machine);
4032
4033 if (qtest_chrdev) {
4034 Error *local_err = NULL;
4035 qtest_init(qtest_chrdev, qtest_log, &local_err);
4036 if (local_err) {
4037 error_report("%s", error_get_pretty(local_err));
4038 error_free(local_err);
4039 exit(1);
4040 }
4041 }
4042
4043 machine_opts = qemu_get_machine_opts();
4044 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4045 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4046 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4047 bios_name = qemu_opt_get(machine_opts, "firmware");
4048
4049 boot_order = machine_class->default_boot_order;
4050 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4051 if (opts) {
4052 char *normal_boot_order;
4053 const char *order, *once;
4054 Error *local_err = NULL;
4055
4056 order = qemu_opt_get(opts, "order");
4057 if (order) {
4058 validate_bootdevices(order, &local_err);
4059 if (local_err) {
4060 error_report("%s", error_get_pretty(local_err));
4061 exit(1);
4062 }
4063 boot_order = order;
4064 }
4065
4066 once = qemu_opt_get(opts, "once");
4067 if (once) {
4068 validate_bootdevices(once, &local_err);
4069 if (local_err) {
4070 error_report("%s", error_get_pretty(local_err));
4071 exit(1);
4072 }
4073 normal_boot_order = g_strdup(boot_order);
4074 boot_order = once;
4075 qemu_register_reset(restore_boot_order, normal_boot_order);
4076 }
4077
4078 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4079 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4080 }
4081
4082 if (!kernel_cmdline) {
4083 kernel_cmdline = "";
4084 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4085 }
4086
4087 linux_boot = (kernel_filename != NULL);
4088
4089 if (!linux_boot && *kernel_cmdline != '\0') {
4090 fprintf(stderr, "-append only allowed with -kernel option\n");
4091 exit(1);
4092 }
4093
4094 if (!linux_boot && initrd_filename != NULL) {
4095 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4096 exit(1);
4097 }
4098
4099 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4100 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4101 exit(1);
4102 }
4103
4104 os_set_line_buffering();
4105
4106 qemu_init_cpu_loop();
4107 qemu_mutex_lock_iothread();
4108
4109 #ifdef CONFIG_SPICE
4110 /* spice needs the timers to be initialized by this point */
4111 qemu_spice_init();
4112 #endif
4113
4114 cpu_ticks_init();
4115 if (icount_opts) {
4116 if (kvm_enabled() || xen_enabled()) {
4117 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4118 exit(1);
4119 }
4120 configure_icount(icount_opts, &error_abort);
4121 qemu_opts_del(icount_opts);
4122 }
4123
4124 /* clean up network at qemu process termination */
4125 atexit(&net_cleanup);
4126
4127 if (net_init_clients() < 0) {
4128 exit(1);
4129 }
4130
4131 #ifdef CONFIG_TPM
4132 if (tpm_init() < 0) {
4133 exit(1);
4134 }
4135 #endif
4136
4137 /* init the bluetooth world */
4138 if (foreach_device_config(DEV_BT, bt_parse))
4139 exit(1);
4140
4141 if (!xen_enabled()) {
4142 /* On 32-bit hosts, QEMU is limited by virtual address space */
4143 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4144 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4145 exit(1);
4146 }
4147 }
4148
4149 blk_mig_init();
4150 ram_mig_init();
4151
4152 /* If the currently selected machine wishes to override the units-per-bus
4153 * property of its default HBA interface type, do so now. */
4154 if (machine_class->units_per_default_bus) {
4155 override_max_devs(machine_class->block_default_type,
4156 machine_class->units_per_default_bus);
4157 }
4158
4159 /* open the virtual block devices */
4160 if (snapshot)
4161 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4162 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4163 &machine_class->block_default_type, 1) != 0) {
4164 exit(1);
4165 }
4166
4167 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4168 CDROM_OPTS);
4169 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4170 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4171
4172 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4173 NULL, 1) != 0) {
4174 exit(1);
4175 }
4176
4177 set_numa_nodes();
4178
4179 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4180 exit(1);
4181 }
4182
4183 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4184 exit(1);
4185 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4186 exit(1);
4187 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4188 exit(1);
4189 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4190 exit(1);
4191 }
4192 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4193 exit(1);
4194
4195 /* If no default VGA is requested, the default is "none". */
4196 if (default_vga) {
4197 if (machine_class->default_display) {
4198 vga_model = machine_class->default_display;
4199 } else if (cirrus_vga_available()) {
4200 vga_model = "cirrus";
4201 } else if (vga_available()) {
4202 vga_model = "std";
4203 }
4204 }
4205 if (vga_model) {
4206 select_vgahw(vga_model);
4207 }
4208
4209 if (watchdog) {
4210 i = select_watchdog(watchdog);
4211 if (i > 0)
4212 exit (i == 1 ? 1 : 0);
4213 }
4214
4215 if (machine_class->compat_props) {
4216 qdev_prop_register_global_list(machine_class->compat_props);
4217 }
4218 qemu_add_globals();
4219
4220 qdev_machine_init();
4221
4222 current_machine->ram_size = ram_size;
4223 current_machine->maxram_size = maxram_size;
4224 current_machine->ram_slots = ram_slots;
4225 current_machine->boot_order = boot_order;
4226 current_machine->cpu_model = cpu_model;
4227
4228 machine_class->init(current_machine);
4229
4230 realtime_init();
4231
4232 audio_init();
4233
4234 cpu_synchronize_all_post_init();
4235
4236 set_numa_modes();
4237
4238 /* init USB devices */
4239 if (usb_enabled()) {
4240 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4241 exit(1);
4242 }
4243
4244 /* init generic devices */
4245 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4246 exit(1);
4247
4248 /* Did we create any drives that we failed to create a device for? */
4249 drive_check_orphaned();
4250
4251 net_check_clients();
4252
4253 ds = init_displaystate();
4254
4255 /* init local displays */
4256 switch (display_type) {
4257 case DT_NOGRAPHIC:
4258 (void)ds; /* avoid warning if no display is configured */
4259 break;
4260 #if defined(CONFIG_CURSES)
4261 case DT_CURSES:
4262 curses_display_init(ds, full_screen);
4263 break;
4264 #endif
4265 #if defined(CONFIG_SDL)
4266 case DT_SDL:
4267 sdl_display_init(ds, full_screen, no_frame);
4268 break;
4269 #elif defined(CONFIG_COCOA)
4270 case DT_SDL:
4271 cocoa_display_init(ds, full_screen);
4272 break;
4273 #endif
4274 #if defined(CONFIG_GTK)
4275 case DT_GTK:
4276 gtk_display_init(ds, full_screen, grab_on_hover);
4277 break;
4278 #endif
4279 default:
4280 break;
4281 }
4282
4283 /* must be after terminal init, SDL library changes signal handlers */
4284 os_setup_signal_handling();
4285
4286 #ifdef CONFIG_VNC
4287 /* init remote displays */
4288 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func, NULL, 0);
4289 if (show_vnc_port) {
4290 printf("VNC server running on `%s'\n",
4291 vnc_display_local_addr("default"));
4292 }
4293 #endif
4294 #ifdef CONFIG_SPICE
4295 if (using_spice) {
4296 qemu_spice_display_init();
4297 }
4298 #endif
4299
4300 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4301 exit(1);
4302 }
4303
4304 qdev_machine_creation_done();
4305
4306 if (rom_load_all() != 0) {
4307 fprintf(stderr, "rom loading failed\n");
4308 exit(1);
4309 }
4310
4311 /* TODO: once all bus devices are qdevified, this should be done
4312 * when bus is created by qdev.c */
4313 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4314 qemu_run_machine_init_done_notifiers();
4315
4316 /* Done notifiers can load ROMs */
4317 rom_load_done();
4318
4319 qemu_system_reset(VMRESET_SILENT);
4320 if (loadvm) {
4321 if (load_vmstate(loadvm) < 0) {
4322 autostart = 0;
4323 }
4324 }
4325
4326 qdev_prop_check_globals();
4327 if (vmstate_dump_file) {
4328 /* dump and exit */
4329 dump_vmstate_json_to_file(vmstate_dump_file);
4330 return 0;
4331 }
4332
4333 if (incoming) {
4334 Error *local_err = NULL;
4335 qemu_start_incoming_migration(incoming, &local_err);
4336 if (local_err) {
4337 error_report("-incoming %s: %s", incoming,
4338 error_get_pretty(local_err));
4339 error_free(local_err);
4340 exit(1);
4341 }
4342 } else if (autostart) {
4343 vm_start();
4344 }
4345
4346 os_setup_post();
4347
4348 if (is_daemonized()) {
4349 if (!trace_init_backends(trace_events, trace_file)) {
4350 exit(1);
4351 }
4352 }
4353
4354 main_loop();
4355 bdrv_close_all();
4356 pause_all_vcpus();
4357 res_free();
4358 #ifdef CONFIG_TPM
4359 tpm_cleanup();
4360 #endif
4361
4362 return 0;
4363 }
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