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qemu-option: introduce qemu_find_opts_singleton
[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 "hw/usb.h"
65 #include "hw/pcmcia.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 "exec/gdbstub.h"
82 #include "qemu/timer.h"
83 #include "sysemu/char.h"
84 #include "qemu/bitmap.h"
85 #include "qemu/cache-utils.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 "qom/object_interfaces.h"
120
121 #define DEFAULT_RAM_SIZE 128
122
123 #define MAX_VIRTIO_CONSOLES 1
124 #define MAX_SCLP_CONSOLES 1
125
126 static const char *data_dir[16];
127 static int data_dir_idx;
128 const char *bios_name = NULL;
129 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
130 DisplayType display_type = DT_DEFAULT;
131 static int display_remote;
132 const char* keyboard_layout = NULL;
133 ram_addr_t ram_size;
134 const char *mem_path = NULL;
135 int mem_prealloc = 0; /* force preallocation of physical target memory */
136 int nb_nics;
137 NICInfo nd_table[MAX_NICS];
138 int autostart;
139 static int rtc_utc = 1;
140 static int rtc_date_offset = -1; /* -1 means no change */
141 QEMUClockType rtc_clock;
142 int vga_interface_type = VGA_NONE;
143 static int full_screen = 0;
144 static int no_frame = 0;
145 int no_quit = 0;
146 #ifdef CONFIG_GTK
147 static bool grab_on_hover;
148 #endif
149 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
150 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
151 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
152 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
153 int win2k_install_hack = 0;
154 int singlestep = 0;
155 int smp_cpus = 1;
156 int max_cpus = 0;
157 int smp_cores = 1;
158 int smp_threads = 1;
159 #ifdef CONFIG_VNC
160 const char *vnc_display;
161 #endif
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 static 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 typedef struct FWBootEntry FWBootEntry;
186
187 struct FWBootEntry {
188 QTAILQ_ENTRY(FWBootEntry) link;
189 int32_t bootindex;
190 DeviceState *dev;
191 char *suffix;
192 };
193
194 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
195 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
196
197 int nb_numa_nodes;
198 uint64_t node_mem[MAX_NODES];
199 unsigned long *node_cpumask[MAX_NODES];
200
201 uint8_t qemu_uuid[16];
202 bool qemu_uuid_set;
203
204 static QEMUBootSetHandler *boot_set_handler;
205 static void *boot_set_opaque;
206
207 static NotifierList exit_notifiers =
208 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
209
210 static NotifierList machine_init_done_notifiers =
211 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
212
213 static bool tcg_allowed = true;
214 bool xen_allowed;
215 uint32_t xen_domid;
216 enum xen_mode xen_mode = XEN_EMULATE;
217 static int tcg_tb_size;
218
219 static int has_defaults = 1;
220 static int default_serial = 1;
221 static int default_parallel = 1;
222 static int default_virtcon = 1;
223 static int default_sclp = 1;
224 static int default_monitor = 1;
225 static int default_floppy = 1;
226 static int default_cdrom = 1;
227 static int default_sdcard = 1;
228 static int default_vga = 1;
229
230 static struct {
231 const char *driver;
232 int *flag;
233 } default_list[] = {
234 { .driver = "isa-serial", .flag = &default_serial },
235 { .driver = "isa-parallel", .flag = &default_parallel },
236 { .driver = "isa-fdc", .flag = &default_floppy },
237 { .driver = "ide-cd", .flag = &default_cdrom },
238 { .driver = "ide-hd", .flag = &default_cdrom },
239 { .driver = "ide-drive", .flag = &default_cdrom },
240 { .driver = "scsi-cd", .flag = &default_cdrom },
241 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
242 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
243 { .driver = "virtio-serial", .flag = &default_virtcon },
244 { .driver = "VGA", .flag = &default_vga },
245 { .driver = "isa-vga", .flag = &default_vga },
246 { .driver = "cirrus-vga", .flag = &default_vga },
247 { .driver = "isa-cirrus-vga", .flag = &default_vga },
248 { .driver = "vmware-svga", .flag = &default_vga },
249 { .driver = "qxl-vga", .flag = &default_vga },
250 };
251
252 static QemuOptsList qemu_rtc_opts = {
253 .name = "rtc",
254 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
255 .desc = {
256 {
257 .name = "base",
258 .type = QEMU_OPT_STRING,
259 },{
260 .name = "clock",
261 .type = QEMU_OPT_STRING,
262 },{
263 .name = "driftfix",
264 .type = QEMU_OPT_STRING,
265 },
266 { /* end of list */ }
267 },
268 };
269
270 static QemuOptsList qemu_sandbox_opts = {
271 .name = "sandbox",
272 .implied_opt_name = "enable",
273 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
274 .desc = {
275 {
276 .name = "enable",
277 .type = QEMU_OPT_BOOL,
278 },
279 { /* end of list */ }
280 },
281 };
282
283 static QemuOptsList qemu_trace_opts = {
284 .name = "trace",
285 .implied_opt_name = "trace",
286 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
287 .desc = {
288 {
289 .name = "events",
290 .type = QEMU_OPT_STRING,
291 },{
292 .name = "file",
293 .type = QEMU_OPT_STRING,
294 },
295 { /* end of list */ }
296 },
297 };
298
299 static QemuOptsList qemu_option_rom_opts = {
300 .name = "option-rom",
301 .implied_opt_name = "romfile",
302 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
303 .desc = {
304 {
305 .name = "bootindex",
306 .type = QEMU_OPT_NUMBER,
307 }, {
308 .name = "romfile",
309 .type = QEMU_OPT_STRING,
310 },
311 { /* end of list */ }
312 },
313 };
314
315 static QemuOptsList qemu_machine_opts = {
316 .name = "machine",
317 .implied_opt_name = "type",
318 .merge_lists = true,
319 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
320 .desc = {
321 {
322 .name = "type",
323 .type = QEMU_OPT_STRING,
324 .help = "emulated machine"
325 }, {
326 .name = "accel",
327 .type = QEMU_OPT_STRING,
328 .help = "accelerator list",
329 }, {
330 .name = "kernel_irqchip",
331 .type = QEMU_OPT_BOOL,
332 .help = "use KVM in-kernel irqchip",
333 }, {
334 .name = "kvm_shadow_mem",
335 .type = QEMU_OPT_SIZE,
336 .help = "KVM shadow MMU size",
337 }, {
338 .name = "kernel",
339 .type = QEMU_OPT_STRING,
340 .help = "Linux kernel image file",
341 }, {
342 .name = "initrd",
343 .type = QEMU_OPT_STRING,
344 .help = "Linux initial ramdisk file",
345 }, {
346 .name = "append",
347 .type = QEMU_OPT_STRING,
348 .help = "Linux kernel command line",
349 }, {
350 .name = "dtb",
351 .type = QEMU_OPT_STRING,
352 .help = "Linux kernel device tree file",
353 }, {
354 .name = "dumpdtb",
355 .type = QEMU_OPT_STRING,
356 .help = "Dump current dtb to a file and quit",
357 }, {
358 .name = "phandle_start",
359 .type = QEMU_OPT_NUMBER,
360 .help = "The first phandle ID we may generate dynamically",
361 }, {
362 .name = "dt_compatible",
363 .type = QEMU_OPT_STRING,
364 .help = "Overrides the \"compatible\" property of the dt root node",
365 }, {
366 .name = "dump-guest-core",
367 .type = QEMU_OPT_BOOL,
368 .help = "Include guest memory in a core dump",
369 }, {
370 .name = "mem-merge",
371 .type = QEMU_OPT_BOOL,
372 .help = "enable/disable memory merge support",
373 },{
374 .name = "usb",
375 .type = QEMU_OPT_BOOL,
376 .help = "Set on/off to enable/disable usb",
377 },{
378 .name = "firmware",
379 .type = QEMU_OPT_STRING,
380 .help = "firmware image",
381 },{
382 .name = "kvm-type",
383 .type = QEMU_OPT_STRING,
384 .help = "Specifies the KVM virtualization mode (HV, PR)",
385 },
386 { /* End of list */ }
387 },
388 };
389
390 static QemuOptsList qemu_boot_opts = {
391 .name = "boot-opts",
392 .implied_opt_name = "order",
393 .merge_lists = true,
394 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
395 .desc = {
396 {
397 .name = "order",
398 .type = QEMU_OPT_STRING,
399 }, {
400 .name = "once",
401 .type = QEMU_OPT_STRING,
402 }, {
403 .name = "menu",
404 .type = QEMU_OPT_BOOL,
405 }, {
406 .name = "splash",
407 .type = QEMU_OPT_STRING,
408 }, {
409 .name = "splash-time",
410 .type = QEMU_OPT_STRING,
411 }, {
412 .name = "reboot-timeout",
413 .type = QEMU_OPT_STRING,
414 }, {
415 .name = "strict",
416 .type = QEMU_OPT_BOOL,
417 },
418 { /*End of list */ }
419 },
420 };
421
422 static QemuOptsList qemu_add_fd_opts = {
423 .name = "add-fd",
424 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
425 .desc = {
426 {
427 .name = "fd",
428 .type = QEMU_OPT_NUMBER,
429 .help = "file descriptor of which a duplicate is added to fd set",
430 },{
431 .name = "set",
432 .type = QEMU_OPT_NUMBER,
433 .help = "ID of the fd set to add fd to",
434 },{
435 .name = "opaque",
436 .type = QEMU_OPT_STRING,
437 .help = "free-form string used to describe fd",
438 },
439 { /* end of list */ }
440 },
441 };
442
443 static QemuOptsList qemu_object_opts = {
444 .name = "object",
445 .implied_opt_name = "qom-type",
446 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
447 .desc = {
448 { }
449 },
450 };
451
452 static QemuOptsList qemu_tpmdev_opts = {
453 .name = "tpmdev",
454 .implied_opt_name = "type",
455 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
456 .desc = {
457 /* options are defined in the TPM backends */
458 { /* end of list */ }
459 },
460 };
461
462 static QemuOptsList qemu_realtime_opts = {
463 .name = "realtime",
464 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
465 .desc = {
466 {
467 .name = "mlock",
468 .type = QEMU_OPT_BOOL,
469 },
470 { /* end of list */ }
471 },
472 };
473
474 static QemuOptsList qemu_msg_opts = {
475 .name = "msg",
476 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
477 .desc = {
478 {
479 .name = "timestamp",
480 .type = QEMU_OPT_BOOL,
481 },
482 { /* end of list */ }
483 },
484 };
485
486 static QemuOptsList qemu_name_opts = {
487 .name = "name",
488 .implied_opt_name = "guest",
489 .merge_lists = true,
490 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
491 .desc = {
492 {
493 .name = "guest",
494 .type = QEMU_OPT_STRING,
495 .help = "Sets the name of the guest.\n"
496 "This name will be displayed in the SDL window caption.\n"
497 "The name will also be used for the VNC server",
498 }, {
499 .name = "process",
500 .type = QEMU_OPT_STRING,
501 .help = "Sets the name of the QEMU process, as shown in top etc",
502 }, {
503 .name = "debug-threads",
504 .type = QEMU_OPT_BOOL,
505 .help = "When enabled, name the individual threads; defaults off.\n"
506 "NOTE: The thread names are for debugging and not a\n"
507 "stable API.",
508 },
509 { /* End of list */ }
510 },
511 };
512
513 /**
514 * Get machine options
515 *
516 * Returns: machine options (never null).
517 */
518 QemuOpts *qemu_get_machine_opts(void)
519 {
520 return qemu_find_opts_singleton("machine");
521 }
522
523 const char *qemu_get_vm_name(void)
524 {
525 return qemu_name;
526 }
527
528 static void res_free(void)
529 {
530 if (boot_splash_filedata != NULL) {
531 g_free(boot_splash_filedata);
532 boot_splash_filedata = NULL;
533 }
534 }
535
536 static int default_driver_check(QemuOpts *opts, void *opaque)
537 {
538 const char *driver = qemu_opt_get(opts, "driver");
539 int i;
540
541 if (!driver)
542 return 0;
543 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
544 if (strcmp(default_list[i].driver, driver) != 0)
545 continue;
546 *(default_list[i].flag) = 0;
547 }
548 return 0;
549 }
550
551 /***********************************************************/
552 /* QEMU state */
553
554 static RunState current_run_state = RUN_STATE_PRELAUNCH;
555
556 typedef struct {
557 RunState from;
558 RunState to;
559 } RunStateTransition;
560
561 static const RunStateTransition runstate_transitions_def[] = {
562 /* from -> to */
563 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
564 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
565
566 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
567 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
568
569 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
570 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
571
572 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
573 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
574
575 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
576 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
577
578 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
579 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
580
581 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
582 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
583 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
584
585 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
586 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
587
588 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
589
590 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
591 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
592 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
593 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
594 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
595 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
596 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
597 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
598 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
599 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
600
601 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
602
603 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
604 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
605
606 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
607 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
608 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
609 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
610
611 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
612 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
613
614 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
615 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
616
617 { RUN_STATE_MAX, RUN_STATE_MAX },
618 };
619
620 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
621
622 bool runstate_check(RunState state)
623 {
624 return current_run_state == state;
625 }
626
627 static void runstate_init(void)
628 {
629 const RunStateTransition *p;
630
631 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
632
633 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
634 runstate_valid_transitions[p->from][p->to] = true;
635 }
636 }
637
638 /* This function will abort() on invalid state transitions */
639 void runstate_set(RunState new_state)
640 {
641 assert(new_state < RUN_STATE_MAX);
642
643 if (!runstate_valid_transitions[current_run_state][new_state]) {
644 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
645 RunState_lookup[current_run_state],
646 RunState_lookup[new_state]);
647 abort();
648 }
649 trace_runstate_set(new_state);
650 current_run_state = new_state;
651 }
652
653 int runstate_is_running(void)
654 {
655 return runstate_check(RUN_STATE_RUNNING);
656 }
657
658 bool runstate_needs_reset(void)
659 {
660 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
661 runstate_check(RUN_STATE_SHUTDOWN);
662 }
663
664 StatusInfo *qmp_query_status(Error **errp)
665 {
666 StatusInfo *info = g_malloc0(sizeof(*info));
667
668 info->running = runstate_is_running();
669 info->singlestep = singlestep;
670 info->status = current_run_state;
671
672 return info;
673 }
674
675 /***********************************************************/
676 /* real time host monotonic timer */
677
678 /***********************************************************/
679 /* host time/date access */
680 void qemu_get_timedate(struct tm *tm, int offset)
681 {
682 time_t ti;
683
684 time(&ti);
685 ti += offset;
686 if (rtc_date_offset == -1) {
687 if (rtc_utc)
688 gmtime_r(&ti, tm);
689 else
690 localtime_r(&ti, tm);
691 } else {
692 ti -= rtc_date_offset;
693 gmtime_r(&ti, tm);
694 }
695 }
696
697 int qemu_timedate_diff(struct tm *tm)
698 {
699 time_t seconds;
700
701 if (rtc_date_offset == -1)
702 if (rtc_utc)
703 seconds = mktimegm(tm);
704 else {
705 struct tm tmp = *tm;
706 tmp.tm_isdst = -1; /* use timezone to figure it out */
707 seconds = mktime(&tmp);
708 }
709 else
710 seconds = mktimegm(tm) + rtc_date_offset;
711
712 return seconds - time(NULL);
713 }
714
715 void rtc_change_mon_event(struct tm *tm)
716 {
717 QObject *data;
718
719 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
720 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
721 qobject_decref(data);
722 }
723
724 static void configure_rtc_date_offset(const char *startdate, int legacy)
725 {
726 time_t rtc_start_date;
727 struct tm tm;
728
729 if (!strcmp(startdate, "now") && legacy) {
730 rtc_date_offset = -1;
731 } else {
732 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
733 &tm.tm_year,
734 &tm.tm_mon,
735 &tm.tm_mday,
736 &tm.tm_hour,
737 &tm.tm_min,
738 &tm.tm_sec) == 6) {
739 /* OK */
740 } else if (sscanf(startdate, "%d-%d-%d",
741 &tm.tm_year,
742 &tm.tm_mon,
743 &tm.tm_mday) == 3) {
744 tm.tm_hour = 0;
745 tm.tm_min = 0;
746 tm.tm_sec = 0;
747 } else {
748 goto date_fail;
749 }
750 tm.tm_year -= 1900;
751 tm.tm_mon--;
752 rtc_start_date = mktimegm(&tm);
753 if (rtc_start_date == -1) {
754 date_fail:
755 fprintf(stderr, "Invalid date format. Valid formats are:\n"
756 "'2006-06-17T16:01:21' or '2006-06-17'\n");
757 exit(1);
758 }
759 rtc_date_offset = time(NULL) - rtc_start_date;
760 }
761 }
762
763 static void configure_rtc(QemuOpts *opts)
764 {
765 const char *value;
766
767 value = qemu_opt_get(opts, "base");
768 if (value) {
769 if (!strcmp(value, "utc")) {
770 rtc_utc = 1;
771 } else if (!strcmp(value, "localtime")) {
772 rtc_utc = 0;
773 } else {
774 configure_rtc_date_offset(value, 0);
775 }
776 }
777 value = qemu_opt_get(opts, "clock");
778 if (value) {
779 if (!strcmp(value, "host")) {
780 rtc_clock = QEMU_CLOCK_HOST;
781 } else if (!strcmp(value, "rt")) {
782 rtc_clock = QEMU_CLOCK_REALTIME;
783 } else if (!strcmp(value, "vm")) {
784 rtc_clock = QEMU_CLOCK_VIRTUAL;
785 } else {
786 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
787 exit(1);
788 }
789 }
790 value = qemu_opt_get(opts, "driftfix");
791 if (value) {
792 if (!strcmp(value, "slew")) {
793 static GlobalProperty slew_lost_ticks[] = {
794 {
795 .driver = "mc146818rtc",
796 .property = "lost_tick_policy",
797 .value = "slew",
798 },
799 { /* end of list */ }
800 };
801
802 qdev_prop_register_global_list(slew_lost_ticks);
803 } else if (!strcmp(value, "none")) {
804 /* discard is default */
805 } else {
806 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
807 exit(1);
808 }
809 }
810 }
811
812 /***********************************************************/
813 /* Bluetooth support */
814 static int nb_hcis;
815 static int cur_hci;
816 static struct HCIInfo *hci_table[MAX_NICS];
817
818 struct HCIInfo *qemu_next_hci(void)
819 {
820 if (cur_hci == nb_hcis)
821 return &null_hci;
822
823 return hci_table[cur_hci++];
824 }
825
826 static int bt_hci_parse(const char *str)
827 {
828 struct HCIInfo *hci;
829 bdaddr_t bdaddr;
830
831 if (nb_hcis >= MAX_NICS) {
832 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
833 return -1;
834 }
835
836 hci = hci_init(str);
837 if (!hci)
838 return -1;
839
840 bdaddr.b[0] = 0x52;
841 bdaddr.b[1] = 0x54;
842 bdaddr.b[2] = 0x00;
843 bdaddr.b[3] = 0x12;
844 bdaddr.b[4] = 0x34;
845 bdaddr.b[5] = 0x56 + nb_hcis;
846 hci->bdaddr_set(hci, bdaddr.b);
847
848 hci_table[nb_hcis++] = hci;
849
850 return 0;
851 }
852
853 static void bt_vhci_add(int vlan_id)
854 {
855 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
856
857 if (!vlan->slave)
858 fprintf(stderr, "qemu: warning: adding a VHCI to "
859 "an empty scatternet %i\n", vlan_id);
860
861 bt_vhci_init(bt_new_hci(vlan));
862 }
863
864 static struct bt_device_s *bt_device_add(const char *opt)
865 {
866 struct bt_scatternet_s *vlan;
867 int vlan_id = 0;
868 char *endp = strstr(opt, ",vlan=");
869 int len = (endp ? endp - opt : strlen(opt)) + 1;
870 char devname[10];
871
872 pstrcpy(devname, MIN(sizeof(devname), len), opt);
873
874 if (endp) {
875 vlan_id = strtol(endp + 6, &endp, 0);
876 if (*endp) {
877 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
878 return 0;
879 }
880 }
881
882 vlan = qemu_find_bt_vlan(vlan_id);
883
884 if (!vlan->slave)
885 fprintf(stderr, "qemu: warning: adding a slave device to "
886 "an empty scatternet %i\n", vlan_id);
887
888 if (!strcmp(devname, "keyboard"))
889 return bt_keyboard_init(vlan);
890
891 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
892 return 0;
893 }
894
895 static int bt_parse(const char *opt)
896 {
897 const char *endp, *p;
898 int vlan;
899
900 if (strstart(opt, "hci", &endp)) {
901 if (!*endp || *endp == ',') {
902 if (*endp)
903 if (!strstart(endp, ",vlan=", 0))
904 opt = endp + 1;
905
906 return bt_hci_parse(opt);
907 }
908 } else if (strstart(opt, "vhci", &endp)) {
909 if (!*endp || *endp == ',') {
910 if (*endp) {
911 if (strstart(endp, ",vlan=", &p)) {
912 vlan = strtol(p, (char **) &endp, 0);
913 if (*endp) {
914 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
915 return 1;
916 }
917 } else {
918 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
919 return 1;
920 }
921 } else
922 vlan = 0;
923
924 bt_vhci_add(vlan);
925 return 0;
926 }
927 } else if (strstart(opt, "device:", &endp))
928 return !bt_device_add(endp);
929
930 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
931 return 1;
932 }
933
934 static int parse_sandbox(QemuOpts *opts, void *opaque)
935 {
936 /* FIXME: change this to true for 1.3 */
937 if (qemu_opt_get_bool(opts, "enable", false)) {
938 #ifdef CONFIG_SECCOMP
939 if (seccomp_start() < 0) {
940 qerror_report(ERROR_CLASS_GENERIC_ERROR,
941 "failed to install seccomp syscall filter in the kernel");
942 return -1;
943 }
944 #else
945 qerror_report(ERROR_CLASS_GENERIC_ERROR,
946 "sandboxing request but seccomp is not compiled into this build");
947 return -1;
948 #endif
949 }
950
951 return 0;
952 }
953
954 static void parse_name(QemuOpts *opts)
955 {
956 const char *proc_name;
957
958 if (qemu_opt_get(opts, "debug-threads")) {
959 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
960 }
961 qemu_name = qemu_opt_get(opts, "guest");
962
963 proc_name = qemu_opt_get(opts, "process");
964 if (proc_name) {
965 os_set_proc_name(proc_name);
966 }
967 }
968
969 bool usb_enabled(bool default_usb)
970 {
971 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
972 has_defaults && default_usb);
973 }
974
975 #ifndef _WIN32
976 static int parse_add_fd(QemuOpts *opts, void *opaque)
977 {
978 int fd, dupfd, flags;
979 int64_t fdset_id;
980 const char *fd_opaque = NULL;
981
982 fd = qemu_opt_get_number(opts, "fd", -1);
983 fdset_id = qemu_opt_get_number(opts, "set", -1);
984 fd_opaque = qemu_opt_get(opts, "opaque");
985
986 if (fd < 0) {
987 qerror_report(ERROR_CLASS_GENERIC_ERROR,
988 "fd option is required and must be non-negative");
989 return -1;
990 }
991
992 if (fd <= STDERR_FILENO) {
993 qerror_report(ERROR_CLASS_GENERIC_ERROR,
994 "fd cannot be a standard I/O stream");
995 return -1;
996 }
997
998 /*
999 * All fds inherited across exec() necessarily have FD_CLOEXEC
1000 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1001 */
1002 flags = fcntl(fd, F_GETFD);
1003 if (flags == -1 || (flags & FD_CLOEXEC)) {
1004 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1005 "fd is not valid or already in use");
1006 return -1;
1007 }
1008
1009 if (fdset_id < 0) {
1010 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1011 "set option is required and must be non-negative");
1012 return -1;
1013 }
1014
1015 #ifdef F_DUPFD_CLOEXEC
1016 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1017 #else
1018 dupfd = dup(fd);
1019 if (dupfd != -1) {
1020 qemu_set_cloexec(dupfd);
1021 }
1022 #endif
1023 if (dupfd == -1) {
1024 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1025 "Error duplicating fd: %s", strerror(errno));
1026 return -1;
1027 }
1028
1029 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1030 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1031 fd_opaque, NULL);
1032
1033 return 0;
1034 }
1035
1036 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1037 {
1038 int fd;
1039
1040 fd = qemu_opt_get_number(opts, "fd", -1);
1041 close(fd);
1042
1043 return 0;
1044 }
1045 #endif
1046
1047 /***********************************************************/
1048 /* QEMU Block devices */
1049
1050 #define HD_OPTS "media=disk"
1051 #define CDROM_OPTS "media=cdrom"
1052 #define FD_OPTS ""
1053 #define PFLASH_OPTS ""
1054 #define MTD_OPTS ""
1055 #define SD_OPTS ""
1056
1057 static int drive_init_func(QemuOpts *opts, void *opaque)
1058 {
1059 BlockInterfaceType *block_default_type = opaque;
1060
1061 return drive_init(opts, *block_default_type) == NULL;
1062 }
1063
1064 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1065 {
1066 if (NULL == qemu_opt_get(opts, "snapshot")) {
1067 qemu_opt_set(opts, "snapshot", "on");
1068 }
1069 return 0;
1070 }
1071
1072 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1073 int index, const char *optstr)
1074 {
1075 QemuOpts *opts;
1076
1077 if (!enable || drive_get_by_index(type, index)) {
1078 return;
1079 }
1080
1081 opts = drive_add(type, index, NULL, optstr);
1082 if (snapshot) {
1083 drive_enable_snapshot(opts, NULL);
1084 }
1085 if (!drive_init(opts, type)) {
1086 exit(1);
1087 }
1088 }
1089
1090 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1091 {
1092 boot_set_handler = func;
1093 boot_set_opaque = opaque;
1094 }
1095
1096 int qemu_boot_set(const char *boot_order)
1097 {
1098 if (!boot_set_handler) {
1099 return -EINVAL;
1100 }
1101 return boot_set_handler(boot_set_opaque, boot_order);
1102 }
1103
1104 static void validate_bootdevices(const char *devices)
1105 {
1106 /* We just do some generic consistency checks */
1107 const char *p;
1108 int bitmap = 0;
1109
1110 for (p = devices; *p != '\0'; p++) {
1111 /* Allowed boot devices are:
1112 * a-b: floppy disk drives
1113 * c-f: IDE disk drives
1114 * g-m: machine implementation dependent drives
1115 * n-p: network devices
1116 * It's up to each machine implementation to check if the given boot
1117 * devices match the actual hardware implementation and firmware
1118 * features.
1119 */
1120 if (*p < 'a' || *p > 'p') {
1121 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1122 exit(1);
1123 }
1124 if (bitmap & (1 << (*p - 'a'))) {
1125 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1126 exit(1);
1127 }
1128 bitmap |= 1 << (*p - 'a');
1129 }
1130 }
1131
1132 static void restore_boot_order(void *opaque)
1133 {
1134 char *normal_boot_order = opaque;
1135 static int first = 1;
1136
1137 /* Restore boot order and remove ourselves after the first boot */
1138 if (first) {
1139 first = 0;
1140 return;
1141 }
1142
1143 qemu_boot_set(normal_boot_order);
1144
1145 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1146 g_free(normal_boot_order);
1147 }
1148
1149 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1150 const char *suffix)
1151 {
1152 FWBootEntry *node, *i;
1153
1154 if (bootindex < 0) {
1155 return;
1156 }
1157
1158 assert(dev != NULL || suffix != NULL);
1159
1160 node = g_malloc0(sizeof(FWBootEntry));
1161 node->bootindex = bootindex;
1162 node->suffix = g_strdup(suffix);
1163 node->dev = dev;
1164
1165 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1166 if (i->bootindex == bootindex) {
1167 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1168 exit(1);
1169 } else if (i->bootindex < bootindex) {
1170 continue;
1171 }
1172 QTAILQ_INSERT_BEFORE(i, node, link);
1173 return;
1174 }
1175 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1176 }
1177
1178 DeviceState *get_boot_device(uint32_t position)
1179 {
1180 uint32_t counter = 0;
1181 FWBootEntry *i = NULL;
1182 DeviceState *res = NULL;
1183
1184 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1185 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1186 if (counter == position) {
1187 res = i->dev;
1188 break;
1189 }
1190 counter++;
1191 }
1192 }
1193 return res;
1194 }
1195
1196 /*
1197 * This function returns null terminated string that consist of new line
1198 * separated device paths.
1199 *
1200 * memory pointed by "size" is assigned total length of the array in bytes
1201 *
1202 */
1203 char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
1204 {
1205 FWBootEntry *i;
1206 size_t total = 0;
1207 char *list = NULL;
1208
1209 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1210 char *devpath = NULL, *bootpath;
1211 size_t len;
1212
1213 if (i->dev) {
1214 devpath = qdev_get_fw_dev_path(i->dev);
1215 assert(devpath);
1216 }
1217
1218 if (i->suffix && !ignore_suffixes && devpath) {
1219 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1220
1221 bootpath = g_malloc(bootpathlen);
1222 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1223 g_free(devpath);
1224 } else if (devpath) {
1225 bootpath = devpath;
1226 } else if (!ignore_suffixes) {
1227 assert(i->suffix);
1228 bootpath = g_strdup(i->suffix);
1229 } else {
1230 bootpath = g_strdup("");
1231 }
1232
1233 if (total) {
1234 list[total-1] = '\n';
1235 }
1236 len = strlen(bootpath) + 1;
1237 list = g_realloc(list, total + len);
1238 memcpy(&list[total], bootpath, len);
1239 total += len;
1240 g_free(bootpath);
1241 }
1242
1243 *size = total;
1244
1245 if (boot_strict && *size > 0) {
1246 list[total-1] = '\n';
1247 list = g_realloc(list, total + 5);
1248 memcpy(&list[total], "HALT", 5);
1249 *size = total + 5;
1250 }
1251 return list;
1252 }
1253
1254 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1255 {
1256 char *endptr;
1257 unsigned long long value, endvalue;
1258
1259 /* Empty CPU range strings will be considered valid, they will simply
1260 * not set any bit in the CPU bitmap.
1261 */
1262 if (!*cpus) {
1263 return;
1264 }
1265
1266 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1267 goto error;
1268 }
1269 if (*endptr == '-') {
1270 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1271 goto error;
1272 }
1273 } else if (*endptr == '\0') {
1274 endvalue = value;
1275 } else {
1276 goto error;
1277 }
1278
1279 if (endvalue >= MAX_CPUMASK_BITS) {
1280 endvalue = MAX_CPUMASK_BITS - 1;
1281 fprintf(stderr,
1282 "qemu: NUMA: A max of %d VCPUs are supported\n",
1283 MAX_CPUMASK_BITS);
1284 }
1285
1286 if (endvalue < value) {
1287 goto error;
1288 }
1289
1290 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1291 return;
1292
1293 error:
1294 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1295 exit(1);
1296 }
1297
1298 static void numa_add(const char *optarg)
1299 {
1300 char option[128];
1301 char *endptr;
1302 unsigned long long nodenr;
1303
1304 optarg = get_opt_name(option, 128, optarg, ',');
1305 if (*optarg == ',') {
1306 optarg++;
1307 }
1308 if (!strcmp(option, "node")) {
1309
1310 if (nb_numa_nodes >= MAX_NODES) {
1311 fprintf(stderr, "qemu: too many NUMA nodes\n");
1312 exit(1);
1313 }
1314
1315 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1316 nodenr = nb_numa_nodes;
1317 } else {
1318 if (parse_uint_full(option, &nodenr, 10) < 0) {
1319 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1320 exit(1);
1321 }
1322 }
1323
1324 if (nodenr >= MAX_NODES) {
1325 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1326 exit(1);
1327 }
1328
1329 if (get_param_value(option, 128, "mem", optarg) == 0) {
1330 node_mem[nodenr] = 0;
1331 } else {
1332 int64_t sval;
1333 sval = strtosz(option, &endptr);
1334 if (sval < 0 || *endptr) {
1335 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1336 exit(1);
1337 }
1338 node_mem[nodenr] = sval;
1339 }
1340 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1341 numa_node_parse_cpus(nodenr, option);
1342 }
1343 nb_numa_nodes++;
1344 } else {
1345 fprintf(stderr, "Invalid -numa option: %s\n", option);
1346 exit(1);
1347 }
1348 }
1349
1350 static QemuOptsList qemu_smp_opts = {
1351 .name = "smp-opts",
1352 .implied_opt_name = "cpus",
1353 .merge_lists = true,
1354 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1355 .desc = {
1356 {
1357 .name = "cpus",
1358 .type = QEMU_OPT_NUMBER,
1359 }, {
1360 .name = "sockets",
1361 .type = QEMU_OPT_NUMBER,
1362 }, {
1363 .name = "cores",
1364 .type = QEMU_OPT_NUMBER,
1365 }, {
1366 .name = "threads",
1367 .type = QEMU_OPT_NUMBER,
1368 }, {
1369 .name = "maxcpus",
1370 .type = QEMU_OPT_NUMBER,
1371 },
1372 { /*End of list */ }
1373 },
1374 };
1375
1376 static void smp_parse(QemuOpts *opts)
1377 {
1378 if (opts) {
1379
1380 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1381 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1382 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1383 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1384
1385 /* compute missing values, prefer sockets over cores over threads */
1386 if (cpus == 0 || sockets == 0) {
1387 sockets = sockets > 0 ? sockets : 1;
1388 cores = cores > 0 ? cores : 1;
1389 threads = threads > 0 ? threads : 1;
1390 if (cpus == 0) {
1391 cpus = cores * threads * sockets;
1392 }
1393 } else {
1394 if (cores == 0) {
1395 threads = threads > 0 ? threads : 1;
1396 cores = cpus / (sockets * threads);
1397 } else {
1398 threads = cpus / (cores * sockets);
1399 }
1400 }
1401
1402 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1403
1404 smp_cpus = cpus;
1405 smp_cores = cores > 0 ? cores : 1;
1406 smp_threads = threads > 0 ? threads : 1;
1407
1408 }
1409
1410 if (max_cpus == 0) {
1411 max_cpus = smp_cpus;
1412 }
1413
1414 if (max_cpus > MAX_CPUMASK_BITS) {
1415 fprintf(stderr, "Unsupported number of maxcpus\n");
1416 exit(1);
1417 }
1418 if (max_cpus < smp_cpus) {
1419 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1420 exit(1);
1421 }
1422
1423 }
1424
1425 static void configure_realtime(QemuOpts *opts)
1426 {
1427 bool enable_mlock;
1428
1429 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1430
1431 if (enable_mlock) {
1432 if (os_mlock() < 0) {
1433 fprintf(stderr, "qemu: locking memory failed\n");
1434 exit(1);
1435 }
1436 }
1437 }
1438
1439
1440 static void configure_msg(QemuOpts *opts)
1441 {
1442 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1443 }
1444
1445 /***********************************************************/
1446 /* USB devices */
1447
1448 static int usb_device_add(const char *devname)
1449 {
1450 USBDevice *dev = NULL;
1451 #ifndef CONFIG_LINUX
1452 const char *p;
1453 #endif
1454
1455 if (!usb_enabled(false)) {
1456 return -1;
1457 }
1458
1459 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1460 dev = usbdevice_create(devname);
1461 if (dev)
1462 goto done;
1463
1464 /* the other ones */
1465 #ifndef CONFIG_LINUX
1466 /* only the linux version is qdev-ified, usb-bsd still needs this */
1467 if (strstart(devname, "host:", &p)) {
1468 dev = usb_host_device_open(usb_bus_find(-1), p);
1469 }
1470 #endif
1471 if (!dev)
1472 return -1;
1473
1474 done:
1475 return 0;
1476 }
1477
1478 static int usb_device_del(const char *devname)
1479 {
1480 int bus_num, addr;
1481 const char *p;
1482
1483 if (strstart(devname, "host:", &p)) {
1484 return -1;
1485 }
1486
1487 if (!usb_enabled(false)) {
1488 return -1;
1489 }
1490
1491 p = strchr(devname, '.');
1492 if (!p)
1493 return -1;
1494 bus_num = strtoul(devname, NULL, 0);
1495 addr = strtoul(p + 1, NULL, 0);
1496
1497 return usb_device_delete_addr(bus_num, addr);
1498 }
1499
1500 static int usb_parse(const char *cmdline)
1501 {
1502 int r;
1503 r = usb_device_add(cmdline);
1504 if (r < 0) {
1505 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1506 }
1507 return r;
1508 }
1509
1510 void do_usb_add(Monitor *mon, const QDict *qdict)
1511 {
1512 const char *devname = qdict_get_str(qdict, "devname");
1513 if (usb_device_add(devname) < 0) {
1514 error_report("could not add USB device '%s'", devname);
1515 }
1516 }
1517
1518 void do_usb_del(Monitor *mon, const QDict *qdict)
1519 {
1520 const char *devname = qdict_get_str(qdict, "devname");
1521 if (usb_device_del(devname) < 0) {
1522 error_report("could not delete USB device '%s'", devname);
1523 }
1524 }
1525
1526 /***********************************************************/
1527 /* PCMCIA/Cardbus */
1528
1529 static struct pcmcia_socket_entry_s {
1530 PCMCIASocket *socket;
1531 struct pcmcia_socket_entry_s *next;
1532 } *pcmcia_sockets = 0;
1533
1534 void pcmcia_socket_register(PCMCIASocket *socket)
1535 {
1536 struct pcmcia_socket_entry_s *entry;
1537
1538 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1539 entry->socket = socket;
1540 entry->next = pcmcia_sockets;
1541 pcmcia_sockets = entry;
1542 }
1543
1544 void pcmcia_socket_unregister(PCMCIASocket *socket)
1545 {
1546 struct pcmcia_socket_entry_s *entry, **ptr;
1547
1548 ptr = &pcmcia_sockets;
1549 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1550 if (entry->socket == socket) {
1551 *ptr = entry->next;
1552 g_free(entry);
1553 }
1554 }
1555
1556 void pcmcia_info(Monitor *mon, const QDict *qdict)
1557 {
1558 struct pcmcia_socket_entry_s *iter;
1559
1560 if (!pcmcia_sockets)
1561 monitor_printf(mon, "No PCMCIA sockets\n");
1562
1563 for (iter = pcmcia_sockets; iter; iter = iter->next)
1564 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1565 iter->socket->attached ? iter->socket->card_string :
1566 "Empty");
1567 }
1568
1569 /***********************************************************/
1570 /* machine registration */
1571
1572 MachineState *current_machine;
1573
1574 static void machine_class_init(ObjectClass *oc, void *data)
1575 {
1576 MachineClass *mc = MACHINE_CLASS(oc);
1577
1578 mc->qemu_machine = data;
1579 }
1580
1581 int qemu_register_machine(QEMUMachine *m)
1582 {
1583 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
1584 TypeInfo ti = {
1585 .name = name,
1586 .parent = TYPE_MACHINE,
1587 .class_init = machine_class_init,
1588 .class_data = (void *)m,
1589 };
1590
1591 type_register(&ti);
1592 g_free(name);
1593
1594 return 0;
1595 }
1596
1597 static MachineClass *find_machine(const char *name)
1598 {
1599 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1600 MachineClass *mc = NULL;
1601
1602 for (el = machines; el; el = el->next) {
1603 MachineClass *temp = el->data;
1604
1605 if (!strcmp(temp->qemu_machine->name, name)) {
1606 mc = temp;
1607 break;
1608 }
1609 if (temp->qemu_machine->alias &&
1610 !strcmp(temp->qemu_machine->alias, name)) {
1611 mc = temp;
1612 break;
1613 }
1614 }
1615
1616 g_slist_free(machines);
1617 return mc;
1618 }
1619
1620 MachineClass *find_default_machine(void)
1621 {
1622 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1623 MachineClass *mc = NULL;
1624
1625 for (el = machines; el; el = el->next) {
1626 MachineClass *temp = el->data;
1627
1628 if (temp->qemu_machine->is_default) {
1629 mc = temp;
1630 break;
1631 }
1632 }
1633
1634 g_slist_free(machines);
1635 return mc;
1636 }
1637
1638 MachineInfoList *qmp_query_machines(Error **errp)
1639 {
1640 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1641 MachineInfoList *mach_list = NULL;
1642 QEMUMachine *m;
1643
1644 for (el = machines; el; el = el->next) {
1645 MachineClass *mc = el->data;
1646 MachineInfoList *entry;
1647 MachineInfo *info;
1648
1649 m = mc->qemu_machine;
1650 info = g_malloc0(sizeof(*info));
1651 if (m->is_default) {
1652 info->has_is_default = true;
1653 info->is_default = true;
1654 }
1655
1656 if (m->alias) {
1657 info->has_alias = true;
1658 info->alias = g_strdup(m->alias);
1659 }
1660
1661 info->name = g_strdup(m->name);
1662 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1663
1664 entry = g_malloc0(sizeof(*entry));
1665 entry->value = info;
1666 entry->next = mach_list;
1667 mach_list = entry;
1668 }
1669
1670 g_slist_free(machines);
1671 return mach_list;
1672 }
1673
1674 /***********************************************************/
1675 /* main execution loop */
1676
1677 struct vm_change_state_entry {
1678 VMChangeStateHandler *cb;
1679 void *opaque;
1680 QLIST_ENTRY (vm_change_state_entry) entries;
1681 };
1682
1683 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1684
1685 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1686 void *opaque)
1687 {
1688 VMChangeStateEntry *e;
1689
1690 e = g_malloc0(sizeof (*e));
1691
1692 e->cb = cb;
1693 e->opaque = opaque;
1694 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1695 return e;
1696 }
1697
1698 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1699 {
1700 QLIST_REMOVE (e, entries);
1701 g_free (e);
1702 }
1703
1704 void vm_state_notify(int running, RunState state)
1705 {
1706 VMChangeStateEntry *e;
1707
1708 trace_vm_state_notify(running, state);
1709
1710 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1711 e->cb(e->opaque, running, state);
1712 }
1713 }
1714
1715 void vm_start(void)
1716 {
1717 if (!runstate_is_running()) {
1718 cpu_enable_ticks();
1719 runstate_set(RUN_STATE_RUNNING);
1720 vm_state_notify(1, RUN_STATE_RUNNING);
1721 resume_all_vcpus();
1722 monitor_protocol_event(QEVENT_RESUME, NULL);
1723 }
1724 }
1725
1726 /* reset/shutdown handler */
1727
1728 typedef struct QEMUResetEntry {
1729 QTAILQ_ENTRY(QEMUResetEntry) entry;
1730 QEMUResetHandler *func;
1731 void *opaque;
1732 } QEMUResetEntry;
1733
1734 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1735 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1736 static int reset_requested;
1737 static int shutdown_requested, shutdown_signal = -1;
1738 static pid_t shutdown_pid;
1739 static int powerdown_requested;
1740 static int debug_requested;
1741 static int suspend_requested;
1742 static WakeupReason wakeup_reason;
1743 static NotifierList powerdown_notifiers =
1744 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1745 static NotifierList suspend_notifiers =
1746 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1747 static NotifierList wakeup_notifiers =
1748 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1749 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1750 static RunState vmstop_requested = RUN_STATE_MAX;
1751
1752 int qemu_shutdown_requested_get(void)
1753 {
1754 return shutdown_requested;
1755 }
1756
1757 int qemu_reset_requested_get(void)
1758 {
1759 return reset_requested;
1760 }
1761
1762 static int qemu_shutdown_requested(void)
1763 {
1764 int r = shutdown_requested;
1765 shutdown_requested = 0;
1766 return r;
1767 }
1768
1769 static void qemu_kill_report(void)
1770 {
1771 if (!qtest_driver() && shutdown_signal != -1) {
1772 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1773 if (shutdown_pid == 0) {
1774 /* This happens for eg ^C at the terminal, so it's worth
1775 * avoiding printing an odd message in that case.
1776 */
1777 fputc('\n', stderr);
1778 } else {
1779 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1780 }
1781 shutdown_signal = -1;
1782 }
1783 }
1784
1785 static int qemu_reset_requested(void)
1786 {
1787 int r = reset_requested;
1788 reset_requested = 0;
1789 return r;
1790 }
1791
1792 static int qemu_suspend_requested(void)
1793 {
1794 int r = suspend_requested;
1795 suspend_requested = 0;
1796 return r;
1797 }
1798
1799 static WakeupReason qemu_wakeup_requested(void)
1800 {
1801 return wakeup_reason;
1802 }
1803
1804 static int qemu_powerdown_requested(void)
1805 {
1806 int r = powerdown_requested;
1807 powerdown_requested = 0;
1808 return r;
1809 }
1810
1811 static int qemu_debug_requested(void)
1812 {
1813 int r = debug_requested;
1814 debug_requested = 0;
1815 return r;
1816 }
1817
1818 /* We use RUN_STATE_MAX but any invalid value will do */
1819 static bool qemu_vmstop_requested(RunState *r)
1820 {
1821 if (vmstop_requested < RUN_STATE_MAX) {
1822 *r = vmstop_requested;
1823 vmstop_requested = RUN_STATE_MAX;
1824 return true;
1825 }
1826
1827 return false;
1828 }
1829
1830 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1831 {
1832 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1833
1834 re->func = func;
1835 re->opaque = opaque;
1836 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1837 }
1838
1839 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1840 {
1841 QEMUResetEntry *re;
1842
1843 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1844 if (re->func == func && re->opaque == opaque) {
1845 QTAILQ_REMOVE(&reset_handlers, re, entry);
1846 g_free(re);
1847 return;
1848 }
1849 }
1850 }
1851
1852 void qemu_devices_reset(void)
1853 {
1854 QEMUResetEntry *re, *nre;
1855
1856 /* reset all devices */
1857 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1858 re->func(re->opaque);
1859 }
1860 }
1861
1862 void qemu_system_reset(bool report)
1863 {
1864 MachineClass *mc;
1865
1866 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1867
1868 if (mc && mc->qemu_machine->reset) {
1869 mc->qemu_machine->reset();
1870 } else {
1871 qemu_devices_reset();
1872 }
1873 if (report) {
1874 monitor_protocol_event(QEVENT_RESET, NULL);
1875 }
1876 cpu_synchronize_all_post_reset();
1877 }
1878
1879 void qemu_system_reset_request(void)
1880 {
1881 if (no_reboot) {
1882 shutdown_requested = 1;
1883 } else {
1884 reset_requested = 1;
1885 }
1886 cpu_stop_current();
1887 qemu_notify_event();
1888 }
1889
1890 static void qemu_system_suspend(void)
1891 {
1892 pause_all_vcpus();
1893 notifier_list_notify(&suspend_notifiers, NULL);
1894 runstate_set(RUN_STATE_SUSPENDED);
1895 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1896 }
1897
1898 void qemu_system_suspend_request(void)
1899 {
1900 if (runstate_check(RUN_STATE_SUSPENDED)) {
1901 return;
1902 }
1903 suspend_requested = 1;
1904 cpu_stop_current();
1905 qemu_notify_event();
1906 }
1907
1908 void qemu_register_suspend_notifier(Notifier *notifier)
1909 {
1910 notifier_list_add(&suspend_notifiers, notifier);
1911 }
1912
1913 void qemu_system_wakeup_request(WakeupReason reason)
1914 {
1915 trace_system_wakeup_request(reason);
1916
1917 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1918 return;
1919 }
1920 if (!(wakeup_reason_mask & (1 << reason))) {
1921 return;
1922 }
1923 runstate_set(RUN_STATE_RUNNING);
1924 wakeup_reason = reason;
1925 qemu_notify_event();
1926 }
1927
1928 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1929 {
1930 if (enabled) {
1931 wakeup_reason_mask |= (1 << reason);
1932 } else {
1933 wakeup_reason_mask &= ~(1 << reason);
1934 }
1935 }
1936
1937 void qemu_register_wakeup_notifier(Notifier *notifier)
1938 {
1939 notifier_list_add(&wakeup_notifiers, notifier);
1940 }
1941
1942 void qemu_system_killed(int signal, pid_t pid)
1943 {
1944 shutdown_signal = signal;
1945 shutdown_pid = pid;
1946 no_shutdown = 0;
1947 qemu_system_shutdown_request();
1948 }
1949
1950 void qemu_system_shutdown_request(void)
1951 {
1952 shutdown_requested = 1;
1953 qemu_notify_event();
1954 }
1955
1956 static void qemu_system_powerdown(void)
1957 {
1958 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1959 notifier_list_notify(&powerdown_notifiers, NULL);
1960 }
1961
1962 void qemu_system_powerdown_request(void)
1963 {
1964 powerdown_requested = 1;
1965 qemu_notify_event();
1966 }
1967
1968 void qemu_register_powerdown_notifier(Notifier *notifier)
1969 {
1970 notifier_list_add(&powerdown_notifiers, notifier);
1971 }
1972
1973 void qemu_system_debug_request(void)
1974 {
1975 debug_requested = 1;
1976 qemu_notify_event();
1977 }
1978
1979 void qemu_system_vmstop_request(RunState state)
1980 {
1981 vmstop_requested = state;
1982 qemu_notify_event();
1983 }
1984
1985 static bool main_loop_should_exit(void)
1986 {
1987 RunState r;
1988 if (qemu_debug_requested()) {
1989 vm_stop(RUN_STATE_DEBUG);
1990 }
1991 if (qemu_suspend_requested()) {
1992 qemu_system_suspend();
1993 }
1994 if (qemu_shutdown_requested()) {
1995 qemu_kill_report();
1996 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1997 if (no_shutdown) {
1998 vm_stop(RUN_STATE_SHUTDOWN);
1999 } else {
2000 return true;
2001 }
2002 }
2003 if (qemu_reset_requested()) {
2004 pause_all_vcpus();
2005 cpu_synchronize_all_states();
2006 qemu_system_reset(VMRESET_REPORT);
2007 resume_all_vcpus();
2008 if (runstate_needs_reset()) {
2009 runstate_set(RUN_STATE_PAUSED);
2010 }
2011 }
2012 if (qemu_wakeup_requested()) {
2013 pause_all_vcpus();
2014 cpu_synchronize_all_states();
2015 qemu_system_reset(VMRESET_SILENT);
2016 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2017 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
2018 resume_all_vcpus();
2019 monitor_protocol_event(QEVENT_WAKEUP, NULL);
2020 }
2021 if (qemu_powerdown_requested()) {
2022 qemu_system_powerdown();
2023 }
2024 if (qemu_vmstop_requested(&r)) {
2025 vm_stop(r);
2026 }
2027 return false;
2028 }
2029
2030 static void main_loop(void)
2031 {
2032 bool nonblocking;
2033 int last_io = 0;
2034 #ifdef CONFIG_PROFILER
2035 int64_t ti;
2036 #endif
2037 do {
2038 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
2039 #ifdef CONFIG_PROFILER
2040 ti = profile_getclock();
2041 #endif
2042 last_io = main_loop_wait(nonblocking);
2043 #ifdef CONFIG_PROFILER
2044 dev_time += profile_getclock() - ti;
2045 #endif
2046 } while (!main_loop_should_exit());
2047 }
2048
2049 static void version(void)
2050 {
2051 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2052 }
2053
2054 static void help(int exitcode)
2055 {
2056 version();
2057 printf("usage: %s [options] [disk_image]\n\n"
2058 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2059 error_get_progname());
2060
2061 #define QEMU_OPTIONS_GENERATE_HELP
2062 #include "qemu-options-wrapper.h"
2063
2064 printf("\nDuring emulation, the following keys are useful:\n"
2065 "ctrl-alt-f toggle full screen\n"
2066 "ctrl-alt-n switch to virtual console 'n'\n"
2067 "ctrl-alt toggle mouse and keyboard grab\n"
2068 "\n"
2069 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2070
2071 exit(exitcode);
2072 }
2073
2074 #define HAS_ARG 0x0001
2075
2076 typedef struct QEMUOption {
2077 const char *name;
2078 int flags;
2079 int index;
2080 uint32_t arch_mask;
2081 } QEMUOption;
2082
2083 static const QEMUOption qemu_options[] = {
2084 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2085 #define QEMU_OPTIONS_GENERATE_OPTIONS
2086 #include "qemu-options-wrapper.h"
2087 { NULL },
2088 };
2089
2090 static bool vga_available(void)
2091 {
2092 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2093 }
2094
2095 static bool cirrus_vga_available(void)
2096 {
2097 return object_class_by_name("cirrus-vga")
2098 || object_class_by_name("isa-cirrus-vga");
2099 }
2100
2101 static bool vmware_vga_available(void)
2102 {
2103 return object_class_by_name("vmware-svga");
2104 }
2105
2106 static bool qxl_vga_available(void)
2107 {
2108 return object_class_by_name("qxl-vga");
2109 }
2110
2111 static bool tcx_vga_available(void)
2112 {
2113 return object_class_by_name("SUNW,tcx");
2114 }
2115
2116 static bool cg3_vga_available(void)
2117 {
2118 return object_class_by_name("cgthree");
2119 }
2120
2121 static void select_vgahw (const char *p)
2122 {
2123 const char *opts;
2124
2125 assert(vga_interface_type == VGA_NONE);
2126 if (strstart(p, "std", &opts)) {
2127 if (vga_available()) {
2128 vga_interface_type = VGA_STD;
2129 } else {
2130 fprintf(stderr, "Error: standard VGA not available\n");
2131 exit(0);
2132 }
2133 } else if (strstart(p, "cirrus", &opts)) {
2134 if (cirrus_vga_available()) {
2135 vga_interface_type = VGA_CIRRUS;
2136 } else {
2137 fprintf(stderr, "Error: Cirrus VGA not available\n");
2138 exit(0);
2139 }
2140 } else if (strstart(p, "vmware", &opts)) {
2141 if (vmware_vga_available()) {
2142 vga_interface_type = VGA_VMWARE;
2143 } else {
2144 fprintf(stderr, "Error: VMWare SVGA not available\n");
2145 exit(0);
2146 }
2147 } else if (strstart(p, "xenfb", &opts)) {
2148 vga_interface_type = VGA_XENFB;
2149 } else if (strstart(p, "qxl", &opts)) {
2150 if (qxl_vga_available()) {
2151 vga_interface_type = VGA_QXL;
2152 } else {
2153 fprintf(stderr, "Error: QXL VGA not available\n");
2154 exit(0);
2155 }
2156 } else if (strstart(p, "tcx", &opts)) {
2157 if (tcx_vga_available()) {
2158 vga_interface_type = VGA_TCX;
2159 } else {
2160 fprintf(stderr, "Error: TCX framebuffer not available\n");
2161 exit(0);
2162 }
2163 } else if (strstart(p, "cg3", &opts)) {
2164 if (cg3_vga_available()) {
2165 vga_interface_type = VGA_CG3;
2166 } else {
2167 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2168 exit(0);
2169 }
2170 } else if (!strstart(p, "none", &opts)) {
2171 invalid_vga:
2172 fprintf(stderr, "Unknown vga type: %s\n", p);
2173 exit(1);
2174 }
2175 while (*opts) {
2176 const char *nextopt;
2177
2178 if (strstart(opts, ",retrace=", &nextopt)) {
2179 opts = nextopt;
2180 if (strstart(opts, "dumb", &nextopt))
2181 vga_retrace_method = VGA_RETRACE_DUMB;
2182 else if (strstart(opts, "precise", &nextopt))
2183 vga_retrace_method = VGA_RETRACE_PRECISE;
2184 else goto invalid_vga;
2185 } else goto invalid_vga;
2186 opts = nextopt;
2187 }
2188 }
2189
2190 static DisplayType select_display(const char *p)
2191 {
2192 const char *opts;
2193 DisplayType display = DT_DEFAULT;
2194
2195 if (strstart(p, "sdl", &opts)) {
2196 #ifdef CONFIG_SDL
2197 display = DT_SDL;
2198 while (*opts) {
2199 const char *nextopt;
2200
2201 if (strstart(opts, ",frame=", &nextopt)) {
2202 opts = nextopt;
2203 if (strstart(opts, "on", &nextopt)) {
2204 no_frame = 0;
2205 } else if (strstart(opts, "off", &nextopt)) {
2206 no_frame = 1;
2207 } else {
2208 goto invalid_sdl_args;
2209 }
2210 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2211 opts = nextopt;
2212 if (strstart(opts, "on", &nextopt)) {
2213 alt_grab = 1;
2214 } else if (strstart(opts, "off", &nextopt)) {
2215 alt_grab = 0;
2216 } else {
2217 goto invalid_sdl_args;
2218 }
2219 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2220 opts = nextopt;
2221 if (strstart(opts, "on", &nextopt)) {
2222 ctrl_grab = 1;
2223 } else if (strstart(opts, "off", &nextopt)) {
2224 ctrl_grab = 0;
2225 } else {
2226 goto invalid_sdl_args;
2227 }
2228 } else if (strstart(opts, ",window_close=", &nextopt)) {
2229 opts = nextopt;
2230 if (strstart(opts, "on", &nextopt)) {
2231 no_quit = 0;
2232 } else if (strstart(opts, "off", &nextopt)) {
2233 no_quit = 1;
2234 } else {
2235 goto invalid_sdl_args;
2236 }
2237 } else {
2238 invalid_sdl_args:
2239 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2240 exit(1);
2241 }
2242 opts = nextopt;
2243 }
2244 #else
2245 fprintf(stderr, "SDL support is disabled\n");
2246 exit(1);
2247 #endif
2248 } else if (strstart(p, "vnc", &opts)) {
2249 #ifdef CONFIG_VNC
2250 display_remote++;
2251
2252 if (*opts) {
2253 const char *nextopt;
2254
2255 if (strstart(opts, "=", &nextopt)) {
2256 vnc_display = nextopt;
2257 }
2258 }
2259 if (!vnc_display) {
2260 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2261 exit(1);
2262 }
2263 #else
2264 fprintf(stderr, "VNC support is disabled\n");
2265 exit(1);
2266 #endif
2267 } else if (strstart(p, "curses", &opts)) {
2268 #ifdef CONFIG_CURSES
2269 display = DT_CURSES;
2270 #else
2271 fprintf(stderr, "Curses support is disabled\n");
2272 exit(1);
2273 #endif
2274 } else if (strstart(p, "gtk", &opts)) {
2275 #ifdef CONFIG_GTK
2276 display = DT_GTK;
2277 while (*opts) {
2278 const char *nextopt;
2279
2280 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2281 opts = nextopt;
2282 if (strstart(opts, "on", &nextopt)) {
2283 grab_on_hover = true;
2284 } else if (strstart(opts, "off", &nextopt)) {
2285 grab_on_hover = false;
2286 } else {
2287 goto invalid_gtk_args;
2288 }
2289 } else {
2290 invalid_gtk_args:
2291 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2292 exit(1);
2293 }
2294 opts = nextopt;
2295 }
2296 #else
2297 fprintf(stderr, "GTK support is disabled\n");
2298 exit(1);
2299 #endif
2300 } else if (strstart(p, "none", &opts)) {
2301 display = DT_NONE;
2302 } else {
2303 fprintf(stderr, "Unknown display type: %s\n", p);
2304 exit(1);
2305 }
2306
2307 return display;
2308 }
2309
2310 static int balloon_parse(const char *arg)
2311 {
2312 QemuOpts *opts;
2313
2314 if (strcmp(arg, "none") == 0) {
2315 return 0;
2316 }
2317
2318 if (!strncmp(arg, "virtio", 6)) {
2319 if (arg[6] == ',') {
2320 /* have params -> parse them */
2321 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2322 if (!opts)
2323 return -1;
2324 } else {
2325 /* create empty opts */
2326 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2327 &error_abort);
2328 }
2329 qemu_opt_set(opts, "driver", "virtio-balloon");
2330 return 0;
2331 }
2332
2333 return -1;
2334 }
2335
2336 char *qemu_find_file(int type, const char *name)
2337 {
2338 int i;
2339 const char *subdir;
2340 char *buf;
2341
2342 /* Try the name as a straight path first */
2343 if (access(name, R_OK) == 0) {
2344 trace_load_file(name, name);
2345 return g_strdup(name);
2346 }
2347
2348 switch (type) {
2349 case QEMU_FILE_TYPE_BIOS:
2350 subdir = "";
2351 break;
2352 case QEMU_FILE_TYPE_KEYMAP:
2353 subdir = "keymaps/";
2354 break;
2355 default:
2356 abort();
2357 }
2358
2359 for (i = 0; i < data_dir_idx; i++) {
2360 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2361 if (access(buf, R_OK) == 0) {
2362 trace_load_file(name, buf);
2363 return buf;
2364 }
2365 g_free(buf);
2366 }
2367 return NULL;
2368 }
2369
2370 static int device_help_func(QemuOpts *opts, void *opaque)
2371 {
2372 return qdev_device_help(opts);
2373 }
2374
2375 static int device_init_func(QemuOpts *opts, void *opaque)
2376 {
2377 DeviceState *dev;
2378
2379 dev = qdev_device_add(opts);
2380 if (!dev)
2381 return -1;
2382 object_unref(OBJECT(dev));
2383 return 0;
2384 }
2385
2386 static int chardev_init_func(QemuOpts *opts, void *opaque)
2387 {
2388 Error *local_err = NULL;
2389
2390 qemu_chr_new_from_opts(opts, NULL, &local_err);
2391 if (local_err) {
2392 error_report("%s", error_get_pretty(local_err));
2393 error_free(local_err);
2394 return -1;
2395 }
2396 return 0;
2397 }
2398
2399 #ifdef CONFIG_VIRTFS
2400 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2401 {
2402 int ret;
2403 ret = qemu_fsdev_add(opts);
2404
2405 return ret;
2406 }
2407 #endif
2408
2409 static int mon_init_func(QemuOpts *opts, void *opaque)
2410 {
2411 CharDriverState *chr;
2412 const char *chardev;
2413 const char *mode;
2414 int flags;
2415
2416 mode = qemu_opt_get(opts, "mode");
2417 if (mode == NULL) {
2418 mode = "readline";
2419 }
2420 if (strcmp(mode, "readline") == 0) {
2421 flags = MONITOR_USE_READLINE;
2422 } else if (strcmp(mode, "control") == 0) {
2423 flags = MONITOR_USE_CONTROL;
2424 } else {
2425 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2426 exit(1);
2427 }
2428
2429 if (qemu_opt_get_bool(opts, "pretty", 0))
2430 flags |= MONITOR_USE_PRETTY;
2431
2432 if (qemu_opt_get_bool(opts, "default", 0))
2433 flags |= MONITOR_IS_DEFAULT;
2434
2435 chardev = qemu_opt_get(opts, "chardev");
2436 chr = qemu_chr_find(chardev);
2437 if (chr == NULL) {
2438 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2439 exit(1);
2440 }
2441
2442 qemu_chr_fe_claim_no_fail(chr);
2443 monitor_init(chr, flags);
2444 return 0;
2445 }
2446
2447 static void monitor_parse(const char *optarg, const char *mode)
2448 {
2449 static int monitor_device_index = 0;
2450 QemuOpts *opts;
2451 const char *p;
2452 char label[32];
2453 int def = 0;
2454
2455 if (strstart(optarg, "chardev:", &p)) {
2456 snprintf(label, sizeof(label), "%s", p);
2457 } else {
2458 snprintf(label, sizeof(label), "compat_monitor%d",
2459 monitor_device_index);
2460 if (monitor_device_index == 0) {
2461 def = 1;
2462 }
2463 opts = qemu_chr_parse_compat(label, optarg);
2464 if (!opts) {
2465 fprintf(stderr, "parse error: %s\n", optarg);
2466 exit(1);
2467 }
2468 }
2469
2470 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2471 if (!opts) {
2472 fprintf(stderr, "duplicate chardev: %s\n", label);
2473 exit(1);
2474 }
2475 qemu_opt_set(opts, "mode", mode);
2476 qemu_opt_set(opts, "chardev", label);
2477 if (def)
2478 qemu_opt_set(opts, "default", "on");
2479 monitor_device_index++;
2480 }
2481
2482 struct device_config {
2483 enum {
2484 DEV_USB, /* -usbdevice */
2485 DEV_BT, /* -bt */
2486 DEV_SERIAL, /* -serial */
2487 DEV_PARALLEL, /* -parallel */
2488 DEV_VIRTCON, /* -virtioconsole */
2489 DEV_DEBUGCON, /* -debugcon */
2490 DEV_GDB, /* -gdb, -s */
2491 DEV_SCLP, /* s390 sclp */
2492 } type;
2493 const char *cmdline;
2494 Location loc;
2495 QTAILQ_ENTRY(device_config) next;
2496 };
2497
2498 static QTAILQ_HEAD(, device_config) device_configs =
2499 QTAILQ_HEAD_INITIALIZER(device_configs);
2500
2501 static void add_device_config(int type, const char *cmdline)
2502 {
2503 struct device_config *conf;
2504
2505 conf = g_malloc0(sizeof(*conf));
2506 conf->type = type;
2507 conf->cmdline = cmdline;
2508 loc_save(&conf->loc);
2509 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2510 }
2511
2512 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2513 {
2514 struct device_config *conf;
2515 int rc;
2516
2517 QTAILQ_FOREACH(conf, &device_configs, next) {
2518 if (conf->type != type)
2519 continue;
2520 loc_push_restore(&conf->loc);
2521 rc = func(conf->cmdline);
2522 loc_pop(&conf->loc);
2523 if (0 != rc)
2524 return rc;
2525 }
2526 return 0;
2527 }
2528
2529 static int serial_parse(const char *devname)
2530 {
2531 static int index = 0;
2532 char label[32];
2533
2534 if (strcmp(devname, "none") == 0)
2535 return 0;
2536 if (index == MAX_SERIAL_PORTS) {
2537 fprintf(stderr, "qemu: too many serial ports\n");
2538 exit(1);
2539 }
2540 snprintf(label, sizeof(label), "serial%d", index);
2541 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2542 if (!serial_hds[index]) {
2543 fprintf(stderr, "qemu: could not connect serial device"
2544 " to character backend '%s'\n", devname);
2545 return -1;
2546 }
2547 index++;
2548 return 0;
2549 }
2550
2551 static int parallel_parse(const char *devname)
2552 {
2553 static int index = 0;
2554 char label[32];
2555
2556 if (strcmp(devname, "none") == 0)
2557 return 0;
2558 if (index == MAX_PARALLEL_PORTS) {
2559 fprintf(stderr, "qemu: too many parallel ports\n");
2560 exit(1);
2561 }
2562 snprintf(label, sizeof(label), "parallel%d", index);
2563 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2564 if (!parallel_hds[index]) {
2565 fprintf(stderr, "qemu: could not connect parallel device"
2566 " to character backend '%s'\n", devname);
2567 return -1;
2568 }
2569 index++;
2570 return 0;
2571 }
2572
2573 static int virtcon_parse(const char *devname)
2574 {
2575 QemuOptsList *device = qemu_find_opts("device");
2576 static int index = 0;
2577 char label[32];
2578 QemuOpts *bus_opts, *dev_opts;
2579
2580 if (strcmp(devname, "none") == 0)
2581 return 0;
2582 if (index == MAX_VIRTIO_CONSOLES) {
2583 fprintf(stderr, "qemu: too many virtio consoles\n");
2584 exit(1);
2585 }
2586
2587 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2588 if (arch_type == QEMU_ARCH_S390X) {
2589 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2590 } else {
2591 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2592 }
2593
2594 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2595 qemu_opt_set(dev_opts, "driver", "virtconsole");
2596
2597 snprintf(label, sizeof(label), "virtcon%d", index);
2598 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2599 if (!virtcon_hds[index]) {
2600 fprintf(stderr, "qemu: could not connect virtio console"
2601 " to character backend '%s'\n", devname);
2602 return -1;
2603 }
2604 qemu_opt_set(dev_opts, "chardev", label);
2605
2606 index++;
2607 return 0;
2608 }
2609
2610 static int sclp_parse(const char *devname)
2611 {
2612 QemuOptsList *device = qemu_find_opts("device");
2613 static int index = 0;
2614 char label[32];
2615 QemuOpts *dev_opts;
2616
2617 if (strcmp(devname, "none") == 0) {
2618 return 0;
2619 }
2620 if (index == MAX_SCLP_CONSOLES) {
2621 fprintf(stderr, "qemu: too many sclp consoles\n");
2622 exit(1);
2623 }
2624
2625 assert(arch_type == QEMU_ARCH_S390X);
2626
2627 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2628 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2629
2630 snprintf(label, sizeof(label), "sclpcon%d", index);
2631 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2632 if (!sclp_hds[index]) {
2633 fprintf(stderr, "qemu: could not connect sclp console"
2634 " to character backend '%s'\n", devname);
2635 return -1;
2636 }
2637 qemu_opt_set(dev_opts, "chardev", label);
2638
2639 index++;
2640 return 0;
2641 }
2642
2643 static int debugcon_parse(const char *devname)
2644 {
2645 QemuOpts *opts;
2646
2647 if (!qemu_chr_new("debugcon", devname, NULL)) {
2648 exit(1);
2649 }
2650 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2651 if (!opts) {
2652 fprintf(stderr, "qemu: already have a debugcon device\n");
2653 exit(1);
2654 }
2655 qemu_opt_set(opts, "driver", "isa-debugcon");
2656 qemu_opt_set(opts, "chardev", "debugcon");
2657 return 0;
2658 }
2659
2660 static MachineClass *machine_parse(const char *name)
2661 {
2662 MachineClass *mc = NULL;
2663 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2664
2665 if (name) {
2666 mc = find_machine(name);
2667 }
2668 if (mc) {
2669 return mc;
2670 }
2671 if (name && !is_help_option(name)) {
2672 error_report("Unsupported machine type");
2673 error_printf("Use -machine help to list supported machines!\n");
2674 } else {
2675 printf("Supported machines are:\n");
2676 for (el = machines; el; el = el->next) {
2677 MachineClass *mc = el->data;
2678 QEMUMachine *m = mc->qemu_machine;
2679 if (m->alias) {
2680 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2681 }
2682 printf("%-20s %s%s\n", m->name, m->desc,
2683 m->is_default ? " (default)" : "");
2684 }
2685 }
2686
2687 g_slist_free(machines);
2688 exit(!name || !is_help_option(name));
2689 }
2690
2691 static int tcg_init(QEMUMachine *machine)
2692 {
2693 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2694 return 0;
2695 }
2696
2697 static struct {
2698 const char *opt_name;
2699 const char *name;
2700 int (*available)(void);
2701 int (*init)(QEMUMachine *);
2702 bool *allowed;
2703 } accel_list[] = {
2704 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2705 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2706 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2707 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
2708 };
2709
2710 static int configure_accelerator(QEMUMachine *machine)
2711 {
2712 const char *p;
2713 char buf[10];
2714 int i, ret;
2715 bool accel_initialised = false;
2716 bool init_failed = false;
2717
2718 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
2719 if (p == NULL) {
2720 /* Use the default "accelerator", tcg */
2721 p = "tcg";
2722 }
2723
2724 while (!accel_initialised && *p != '\0') {
2725 if (*p == ':') {
2726 p++;
2727 }
2728 p = get_opt_name(buf, sizeof (buf), p, ':');
2729 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2730 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2731 if (!accel_list[i].available()) {
2732 printf("%s not supported for this target\n",
2733 accel_list[i].name);
2734 break;
2735 }
2736 *(accel_list[i].allowed) = true;
2737 ret = accel_list[i].init(machine);
2738 if (ret < 0) {
2739 init_failed = true;
2740 fprintf(stderr, "failed to initialize %s: %s\n",
2741 accel_list[i].name,
2742 strerror(-ret));
2743 *(accel_list[i].allowed) = false;
2744 } else {
2745 accel_initialised = true;
2746 }
2747 break;
2748 }
2749 }
2750 if (i == ARRAY_SIZE(accel_list)) {
2751 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2752 }
2753 }
2754
2755 if (!accel_initialised) {
2756 if (!init_failed) {
2757 fprintf(stderr, "No accelerator found!\n");
2758 }
2759 exit(1);
2760 }
2761
2762 if (init_failed) {
2763 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2764 }
2765
2766 return !accel_initialised;
2767 }
2768
2769 void qemu_add_exit_notifier(Notifier *notify)
2770 {
2771 notifier_list_add(&exit_notifiers, notify);
2772 }
2773
2774 void qemu_remove_exit_notifier(Notifier *notify)
2775 {
2776 notifier_remove(notify);
2777 }
2778
2779 static void qemu_run_exit_notifiers(void)
2780 {
2781 notifier_list_notify(&exit_notifiers, NULL);
2782 }
2783
2784 void qemu_add_machine_init_done_notifier(Notifier *notify)
2785 {
2786 notifier_list_add(&machine_init_done_notifiers, notify);
2787 }
2788
2789 static void qemu_run_machine_init_done_notifiers(void)
2790 {
2791 notifier_list_notify(&machine_init_done_notifiers, NULL);
2792 }
2793
2794 static const QEMUOption *lookup_opt(int argc, char **argv,
2795 const char **poptarg, int *poptind)
2796 {
2797 const QEMUOption *popt;
2798 int optind = *poptind;
2799 char *r = argv[optind];
2800 const char *optarg;
2801
2802 loc_set_cmdline(argv, optind, 1);
2803 optind++;
2804 /* Treat --foo the same as -foo. */
2805 if (r[1] == '-')
2806 r++;
2807 popt = qemu_options;
2808 for(;;) {
2809 if (!popt->name) {
2810 error_report("invalid option");
2811 exit(1);
2812 }
2813 if (!strcmp(popt->name, r + 1))
2814 break;
2815 popt++;
2816 }
2817 if (popt->flags & HAS_ARG) {
2818 if (optind >= argc) {
2819 error_report("requires an argument");
2820 exit(1);
2821 }
2822 optarg = argv[optind++];
2823 loc_set_cmdline(argv, optind - 2, 2);
2824 } else {
2825 optarg = NULL;
2826 }
2827
2828 *poptarg = optarg;
2829 *poptind = optind;
2830
2831 return popt;
2832 }
2833
2834 static gpointer malloc_and_trace(gsize n_bytes)
2835 {
2836 void *ptr = malloc(n_bytes);
2837 trace_g_malloc(n_bytes, ptr);
2838 return ptr;
2839 }
2840
2841 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2842 {
2843 void *ptr = realloc(mem, n_bytes);
2844 trace_g_realloc(mem, n_bytes, ptr);
2845 return ptr;
2846 }
2847
2848 static void free_and_trace(gpointer mem)
2849 {
2850 trace_g_free(mem);
2851 free(mem);
2852 }
2853
2854 static int object_set_property(const char *name, const char *value, void *opaque)
2855 {
2856 Object *obj = OBJECT(opaque);
2857 StringInputVisitor *siv;
2858 Error *local_err = NULL;
2859
2860 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2861 return 0;
2862 }
2863
2864 siv = string_input_visitor_new(value);
2865 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2866 string_input_visitor_cleanup(siv);
2867
2868 if (local_err) {
2869 qerror_report_err(local_err);
2870 error_free(local_err);
2871 return -1;
2872 }
2873
2874 return 0;
2875 }
2876
2877 static int object_create(QemuOpts *opts, void *opaque)
2878 {
2879 const char *type = qemu_opt_get(opts, "qom-type");
2880 const char *id = qemu_opts_id(opts);
2881 Error *local_err = NULL;
2882 Object *obj;
2883
2884 g_assert(type != NULL);
2885
2886 if (id == NULL) {
2887 qerror_report(QERR_MISSING_PARAMETER, "id");
2888 return -1;
2889 }
2890
2891 obj = object_new(type);
2892 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2893 object_unref(obj);
2894 return -1;
2895 }
2896
2897 if (!object_dynamic_cast(obj, TYPE_USER_CREATABLE)) {
2898 error_setg(&local_err, "object '%s' isn't supported by -object",
2899 id);
2900 goto out;
2901 }
2902
2903 user_creatable_complete(obj, &local_err);
2904 if (local_err) {
2905 goto out;
2906 }
2907
2908 object_property_add_child(container_get(object_get_root(), "/objects"),
2909 id, obj, &local_err);
2910
2911 out:
2912 object_unref(obj);
2913 if (local_err) {
2914 qerror_report_err(local_err);
2915 error_free(local_err);
2916 return -1;
2917 }
2918 return 0;
2919 }
2920
2921 int main(int argc, char **argv, char **envp)
2922 {
2923 int i;
2924 int snapshot, linux_boot;
2925 const char *icount_option = NULL;
2926 const char *initrd_filename;
2927 const char *kernel_filename, *kernel_cmdline;
2928 const char *boot_order;
2929 DisplayState *ds;
2930 int cyls, heads, secs, translation;
2931 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2932 QemuOptsList *olist;
2933 int optind;
2934 const char *optarg;
2935 const char *loadvm = NULL;
2936 MachineClass *machine_class;
2937 QEMUMachine *machine;
2938 const char *cpu_model;
2939 const char *vga_model = NULL;
2940 const char *qtest_chrdev = NULL;
2941 const char *qtest_log = NULL;
2942 const char *pid_file = NULL;
2943 const char *incoming = NULL;
2944 #ifdef CONFIG_VNC
2945 int show_vnc_port = 0;
2946 #endif
2947 bool defconfig = true;
2948 bool userconfig = true;
2949 const char *log_mask = NULL;
2950 const char *log_file = NULL;
2951 GMemVTable mem_trace = {
2952 .malloc = malloc_and_trace,
2953 .realloc = realloc_and_trace,
2954 .free = free_and_trace,
2955 };
2956 const char *trace_events = NULL;
2957 const char *trace_file = NULL;
2958
2959 atexit(qemu_run_exit_notifiers);
2960 error_set_progname(argv[0]);
2961 qemu_init_exec_dir(argv[0]);
2962
2963 g_mem_set_vtable(&mem_trace);
2964
2965 module_call_init(MODULE_INIT_QOM);
2966
2967 qemu_add_opts(&qemu_drive_opts);
2968 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2969 qemu_add_drive_opts(&qemu_common_drive_opts);
2970 qemu_add_drive_opts(&qemu_drive_opts);
2971 qemu_add_opts(&qemu_chardev_opts);
2972 qemu_add_opts(&qemu_device_opts);
2973 qemu_add_opts(&qemu_netdev_opts);
2974 qemu_add_opts(&qemu_net_opts);
2975 qemu_add_opts(&qemu_rtc_opts);
2976 qemu_add_opts(&qemu_global_opts);
2977 qemu_add_opts(&qemu_mon_opts);
2978 qemu_add_opts(&qemu_trace_opts);
2979 qemu_add_opts(&qemu_option_rom_opts);
2980 qemu_add_opts(&qemu_machine_opts);
2981 qemu_add_opts(&qemu_smp_opts);
2982 qemu_add_opts(&qemu_boot_opts);
2983 qemu_add_opts(&qemu_sandbox_opts);
2984 qemu_add_opts(&qemu_add_fd_opts);
2985 qemu_add_opts(&qemu_object_opts);
2986 qemu_add_opts(&qemu_tpmdev_opts);
2987 qemu_add_opts(&qemu_realtime_opts);
2988 qemu_add_opts(&qemu_msg_opts);
2989 qemu_add_opts(&qemu_name_opts);
2990
2991 runstate_init();
2992
2993 init_clocks();
2994 rtc_clock = QEMU_CLOCK_HOST;
2995
2996 qemu_init_auxval(envp);
2997 qemu_cache_utils_init();
2998
2999 QLIST_INIT (&vm_change_state_head);
3000 os_setup_early_signal_handling();
3001
3002 module_call_init(MODULE_INIT_MACHINE);
3003 machine_class = find_default_machine();
3004 cpu_model = NULL;
3005 ram_size = 0;
3006 snapshot = 0;
3007 cyls = heads = secs = 0;
3008 translation = BIOS_ATA_TRANSLATION_AUTO;
3009
3010 for (i = 0; i < MAX_NODES; i++) {
3011 node_mem[i] = 0;
3012 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
3013 }
3014
3015 nb_numa_nodes = 0;
3016 nb_nics = 0;
3017
3018 bdrv_init_with_whitelist();
3019
3020 autostart = 1;
3021
3022 /* first pass of option parsing */
3023 optind = 1;
3024 while (optind < argc) {
3025 if (argv[optind][0] != '-') {
3026 /* disk image */
3027 optind++;
3028 continue;
3029 } else {
3030 const QEMUOption *popt;
3031
3032 popt = lookup_opt(argc, argv, &optarg, &optind);
3033 switch (popt->index) {
3034 case QEMU_OPTION_nodefconfig:
3035 defconfig = false;
3036 break;
3037 case QEMU_OPTION_nouserconfig:
3038 userconfig = false;
3039 break;
3040 }
3041 }
3042 }
3043
3044 if (defconfig) {
3045 int ret;
3046 ret = qemu_read_default_config_files(userconfig);
3047 if (ret < 0) {
3048 exit(1);
3049 }
3050 }
3051
3052 /* second pass of option parsing */
3053 optind = 1;
3054 for(;;) {
3055 if (optind >= argc)
3056 break;
3057 if (argv[optind][0] != '-') {
3058 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
3059 } else {
3060 const QEMUOption *popt;
3061
3062 popt = lookup_opt(argc, argv, &optarg, &optind);
3063 if (!(popt->arch_mask & arch_type)) {
3064 printf("Option %s not supported for this target\n", popt->name);
3065 exit(1);
3066 }
3067 switch(popt->index) {
3068 case QEMU_OPTION_M:
3069 machine_class = machine_parse(optarg);
3070 break;
3071 case QEMU_OPTION_no_kvm_irqchip: {
3072 olist = qemu_find_opts("machine");
3073 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3074 break;
3075 }
3076 case QEMU_OPTION_cpu:
3077 /* hw initialization will check this */
3078 cpu_model = optarg;
3079 break;
3080 case QEMU_OPTION_hda:
3081 {
3082 char buf[256];
3083 if (cyls == 0)
3084 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3085 else
3086 snprintf(buf, sizeof(buf),
3087 "%s,cyls=%d,heads=%d,secs=%d%s",
3088 HD_OPTS , cyls, heads, secs,
3089 translation == BIOS_ATA_TRANSLATION_LBA ?
3090 ",trans=lba" :
3091 translation == BIOS_ATA_TRANSLATION_NONE ?
3092 ",trans=none" : "");
3093 drive_add(IF_DEFAULT, 0, optarg, buf);
3094 break;
3095 }
3096 case QEMU_OPTION_hdb:
3097 case QEMU_OPTION_hdc:
3098 case QEMU_OPTION_hdd:
3099 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3100 HD_OPTS);
3101 break;
3102 case QEMU_OPTION_drive:
3103 if (drive_def(optarg) == NULL) {
3104 exit(1);
3105 }
3106 break;
3107 case QEMU_OPTION_set:
3108 if (qemu_set_option(optarg) != 0)
3109 exit(1);
3110 break;
3111 case QEMU_OPTION_global:
3112 if (qemu_global_option(optarg) != 0)
3113 exit(1);
3114 break;
3115 case QEMU_OPTION_mtdblock:
3116 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3117 break;
3118 case QEMU_OPTION_sd:
3119 drive_add(IF_SD, -1, optarg, SD_OPTS);
3120 break;
3121 case QEMU_OPTION_pflash:
3122 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3123 break;
3124 case QEMU_OPTION_snapshot:
3125 snapshot = 1;
3126 break;
3127 case QEMU_OPTION_hdachs:
3128 {
3129 const char *p;
3130 p = optarg;
3131 cyls = strtol(p, (char **)&p, 0);
3132 if (cyls < 1 || cyls > 16383)
3133 goto chs_fail;
3134 if (*p != ',')
3135 goto chs_fail;
3136 p++;
3137 heads = strtol(p, (char **)&p, 0);
3138 if (heads < 1 || heads > 16)
3139 goto chs_fail;
3140 if (*p != ',')
3141 goto chs_fail;
3142 p++;
3143 secs = strtol(p, (char **)&p, 0);
3144 if (secs < 1 || secs > 63)
3145 goto chs_fail;
3146 if (*p == ',') {
3147 p++;
3148 if (!strcmp(p, "large")) {
3149 translation = BIOS_ATA_TRANSLATION_LARGE;
3150 } else if (!strcmp(p, "rechs")) {
3151 translation = BIOS_ATA_TRANSLATION_RECHS;
3152 } else if (!strcmp(p, "none")) {
3153 translation = BIOS_ATA_TRANSLATION_NONE;
3154 } else if (!strcmp(p, "lba")) {
3155 translation = BIOS_ATA_TRANSLATION_LBA;
3156 } else if (!strcmp(p, "auto")) {
3157 translation = BIOS_ATA_TRANSLATION_AUTO;
3158 } else {
3159 goto chs_fail;
3160 }
3161 } else if (*p != '\0') {
3162 chs_fail:
3163 fprintf(stderr, "qemu: invalid physical CHS format\n");
3164 exit(1);
3165 }
3166 if (hda_opts != NULL) {
3167 char num[16];
3168 snprintf(num, sizeof(num), "%d", cyls);
3169 qemu_opt_set(hda_opts, "cyls", num);
3170 snprintf(num, sizeof(num), "%d", heads);
3171 qemu_opt_set(hda_opts, "heads", num);
3172 snprintf(num, sizeof(num), "%d", secs);
3173 qemu_opt_set(hda_opts, "secs", num);
3174 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3175 qemu_opt_set(hda_opts, "trans", "large");
3176 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3177 qemu_opt_set(hda_opts, "trans", "rechs");
3178 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
3179 qemu_opt_set(hda_opts, "trans", "lba");
3180 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
3181 qemu_opt_set(hda_opts, "trans", "none");
3182 }
3183 }
3184 }
3185 break;
3186 case QEMU_OPTION_numa:
3187 numa_add(optarg);
3188 break;
3189 case QEMU_OPTION_display:
3190 display_type = select_display(optarg);
3191 break;
3192 case QEMU_OPTION_nographic:
3193 display_type = DT_NOGRAPHIC;
3194 break;
3195 case QEMU_OPTION_curses:
3196 #ifdef CONFIG_CURSES
3197 display_type = DT_CURSES;
3198 #else
3199 fprintf(stderr, "Curses support is disabled\n");
3200 exit(1);
3201 #endif
3202 break;
3203 case QEMU_OPTION_portrait:
3204 graphic_rotate = 90;
3205 break;
3206 case QEMU_OPTION_rotate:
3207 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3208 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3209 graphic_rotate != 180 && graphic_rotate != 270) {
3210 fprintf(stderr,
3211 "qemu: only 90, 180, 270 deg rotation is available\n");
3212 exit(1);
3213 }
3214 break;
3215 case QEMU_OPTION_kernel:
3216 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3217 break;
3218 case QEMU_OPTION_initrd:
3219 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3220 break;
3221 case QEMU_OPTION_append:
3222 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3223 break;
3224 case QEMU_OPTION_dtb:
3225 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3226 break;
3227 case QEMU_OPTION_cdrom:
3228 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3229 break;
3230 case QEMU_OPTION_boot:
3231 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3232 if (!opts) {
3233 exit(1);
3234 }
3235 break;
3236 case QEMU_OPTION_fda:
3237 case QEMU_OPTION_fdb:
3238 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3239 optarg, FD_OPTS);
3240 break;
3241 case QEMU_OPTION_no_fd_bootchk:
3242 fd_bootchk = 0;
3243 break;
3244 case QEMU_OPTION_netdev:
3245 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3246 exit(1);
3247 }
3248 break;
3249 case QEMU_OPTION_net:
3250 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3251 exit(1);
3252 }
3253 break;
3254 #ifdef CONFIG_LIBISCSI
3255 case QEMU_OPTION_iscsi:
3256 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3257 if (!opts) {
3258 exit(1);
3259 }
3260 break;
3261 #endif
3262 #ifdef CONFIG_SLIRP
3263 case QEMU_OPTION_tftp:
3264 legacy_tftp_prefix = optarg;
3265 break;
3266 case QEMU_OPTION_bootp:
3267 legacy_bootp_filename = optarg;
3268 break;
3269 case QEMU_OPTION_redir:
3270 if (net_slirp_redir(optarg) < 0)
3271 exit(1);
3272 break;
3273 #endif
3274 case QEMU_OPTION_bt:
3275 add_device_config(DEV_BT, optarg);
3276 break;
3277 case QEMU_OPTION_audio_help:
3278 AUD_help ();
3279 exit (0);
3280 break;
3281 case QEMU_OPTION_soundhw:
3282 select_soundhw (optarg);
3283 break;
3284 case QEMU_OPTION_h:
3285 help(0);
3286 break;
3287 case QEMU_OPTION_version:
3288 version();
3289 exit(0);
3290 break;
3291 case QEMU_OPTION_m: {
3292 int64_t value;
3293 uint64_t sz;
3294 char *end;
3295
3296 value = strtosz(optarg, &end);
3297 if (value < 0 || *end) {
3298 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3299 exit(1);
3300 }
3301 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3302 ram_size = sz;
3303 if (ram_size != sz) {
3304 fprintf(stderr, "qemu: ram size too large\n");
3305 exit(1);
3306 }
3307 break;
3308 }
3309 #ifdef CONFIG_TPM
3310 case QEMU_OPTION_tpmdev:
3311 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3312 exit(1);
3313 }
3314 break;
3315 #endif
3316 case QEMU_OPTION_mempath:
3317 mem_path = optarg;
3318 break;
3319 case QEMU_OPTION_mem_prealloc:
3320 mem_prealloc = 1;
3321 break;
3322 case QEMU_OPTION_d:
3323 log_mask = optarg;
3324 break;
3325 case QEMU_OPTION_D:
3326 log_file = optarg;
3327 break;
3328 case QEMU_OPTION_s:
3329 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3330 break;
3331 case QEMU_OPTION_gdb:
3332 add_device_config(DEV_GDB, optarg);
3333 break;
3334 case QEMU_OPTION_L:
3335 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3336 data_dir[data_dir_idx++] = optarg;
3337 }
3338 break;
3339 case QEMU_OPTION_bios:
3340 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3341 break;
3342 case QEMU_OPTION_singlestep:
3343 singlestep = 1;
3344 break;
3345 case QEMU_OPTION_S:
3346 autostart = 0;
3347 break;
3348 case QEMU_OPTION_k:
3349 keyboard_layout = optarg;
3350 break;
3351 case QEMU_OPTION_localtime:
3352 rtc_utc = 0;
3353 break;
3354 case QEMU_OPTION_vga:
3355 vga_model = optarg;
3356 default_vga = 0;
3357 break;
3358 case QEMU_OPTION_g:
3359 {
3360 const char *p;
3361 int w, h, depth;
3362 p = optarg;
3363 w = strtol(p, (char **)&p, 10);
3364 if (w <= 0) {
3365 graphic_error:
3366 fprintf(stderr, "qemu: invalid resolution or depth\n");
3367 exit(1);
3368 }
3369 if (*p != 'x')
3370 goto graphic_error;
3371 p++;
3372 h = strtol(p, (char **)&p, 10);
3373 if (h <= 0)
3374 goto graphic_error;
3375 if (*p == 'x') {
3376 p++;
3377 depth = strtol(p, (char **)&p, 10);
3378 if (depth != 8 && depth != 15 && depth != 16 &&
3379 depth != 24 && depth != 32)
3380 goto graphic_error;
3381 } else if (*p == '\0') {
3382 depth = graphic_depth;
3383 } else {
3384 goto graphic_error;
3385 }
3386
3387 graphic_width = w;
3388 graphic_height = h;
3389 graphic_depth = depth;
3390 }
3391 break;
3392 case QEMU_OPTION_echr:
3393 {
3394 char *r;
3395 term_escape_char = strtol(optarg, &r, 0);
3396 if (r == optarg)
3397 printf("Bad argument to echr\n");
3398 break;
3399 }
3400 case QEMU_OPTION_monitor:
3401 default_monitor = 0;
3402 if (strncmp(optarg, "none", 4)) {
3403 monitor_parse(optarg, "readline");
3404 }
3405 break;
3406 case QEMU_OPTION_qmp:
3407 monitor_parse(optarg, "control");
3408 default_monitor = 0;
3409 break;
3410 case QEMU_OPTION_mon:
3411 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3412 if (!opts) {
3413 exit(1);
3414 }
3415 default_monitor = 0;
3416 break;
3417 case QEMU_OPTION_chardev:
3418 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3419 if (!opts) {
3420 exit(1);
3421 }
3422 break;
3423 case QEMU_OPTION_fsdev:
3424 olist = qemu_find_opts("fsdev");
3425 if (!olist) {
3426 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3427 exit(1);
3428 }
3429 opts = qemu_opts_parse(olist, optarg, 1);
3430 if (!opts) {
3431 exit(1);
3432 }
3433 break;
3434 case QEMU_OPTION_virtfs: {
3435 QemuOpts *fsdev;
3436 QemuOpts *device;
3437 const char *writeout, *sock_fd, *socket;
3438
3439 olist = qemu_find_opts("virtfs");
3440 if (!olist) {
3441 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3442 exit(1);
3443 }
3444 opts = qemu_opts_parse(olist, optarg, 1);
3445 if (!opts) {
3446 exit(1);
3447 }
3448
3449 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3450 qemu_opt_get(opts, "mount_tag") == NULL) {
3451 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3452 exit(1);
3453 }
3454 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3455 qemu_opt_get(opts, "mount_tag"),
3456 1, NULL);
3457 if (!fsdev) {
3458 fprintf(stderr, "duplicate fsdev id: %s\n",
3459 qemu_opt_get(opts, "mount_tag"));
3460 exit(1);
3461 }
3462
3463 writeout = qemu_opt_get(opts, "writeout");
3464 if (writeout) {
3465 #ifdef CONFIG_SYNC_FILE_RANGE
3466 qemu_opt_set(fsdev, "writeout", writeout);
3467 #else
3468 fprintf(stderr, "writeout=immediate not supported on "
3469 "this platform\n");
3470 exit(1);
3471 #endif
3472 }
3473 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3474 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3475 qemu_opt_set(fsdev, "security_model",
3476 qemu_opt_get(opts, "security_model"));
3477 socket = qemu_opt_get(opts, "socket");
3478 if (socket) {
3479 qemu_opt_set(fsdev, "socket", socket);
3480 }
3481 sock_fd = qemu_opt_get(opts, "sock_fd");
3482 if (sock_fd) {
3483 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3484 }
3485
3486 qemu_opt_set_bool(fsdev, "readonly",
3487 qemu_opt_get_bool(opts, "readonly", 0));
3488 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3489 &error_abort);
3490 qemu_opt_set(device, "driver", "virtio-9p-pci");
3491 qemu_opt_set(device, "fsdev",
3492 qemu_opt_get(opts, "mount_tag"));
3493 qemu_opt_set(device, "mount_tag",
3494 qemu_opt_get(opts, "mount_tag"));
3495 break;
3496 }
3497 case QEMU_OPTION_virtfs_synth: {
3498 QemuOpts *fsdev;
3499 QemuOpts *device;
3500
3501 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3502 1, NULL);
3503 if (!fsdev) {
3504 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3505 exit(1);
3506 }
3507 qemu_opt_set(fsdev, "fsdriver", "synth");
3508
3509 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3510 &error_abort);
3511 qemu_opt_set(device, "driver", "virtio-9p-pci");
3512 qemu_opt_set(device, "fsdev", "v_synth");
3513 qemu_opt_set(device, "mount_tag", "v_synth");
3514 break;
3515 }
3516 case QEMU_OPTION_serial:
3517 add_device_config(DEV_SERIAL, optarg);
3518 default_serial = 0;
3519 if (strncmp(optarg, "mon:", 4) == 0) {
3520 default_monitor = 0;
3521 }
3522 break;
3523 case QEMU_OPTION_watchdog:
3524 if (watchdog) {
3525 fprintf(stderr,
3526 "qemu: only one watchdog option may be given\n");
3527 return 1;
3528 }
3529 watchdog = optarg;
3530 break;
3531 case QEMU_OPTION_watchdog_action:
3532 if (select_watchdog_action(optarg) == -1) {
3533 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3534 exit(1);
3535 }
3536 break;
3537 case QEMU_OPTION_virtiocon:
3538 add_device_config(DEV_VIRTCON, optarg);
3539 default_virtcon = 0;
3540 if (strncmp(optarg, "mon:", 4) == 0) {
3541 default_monitor = 0;
3542 }
3543 break;
3544 case QEMU_OPTION_parallel:
3545 add_device_config(DEV_PARALLEL, optarg);
3546 default_parallel = 0;
3547 if (strncmp(optarg, "mon:", 4) == 0) {
3548 default_monitor = 0;
3549 }
3550 break;
3551 case QEMU_OPTION_debugcon:
3552 add_device_config(DEV_DEBUGCON, optarg);
3553 break;
3554 case QEMU_OPTION_loadvm:
3555 loadvm = optarg;
3556 break;
3557 case QEMU_OPTION_full_screen:
3558 full_screen = 1;
3559 break;
3560 case QEMU_OPTION_no_frame:
3561 no_frame = 1;
3562 break;
3563 case QEMU_OPTION_alt_grab:
3564 alt_grab = 1;
3565 break;
3566 case QEMU_OPTION_ctrl_grab:
3567 ctrl_grab = 1;
3568 break;
3569 case QEMU_OPTION_no_quit:
3570 no_quit = 1;
3571 break;
3572 case QEMU_OPTION_sdl:
3573 #ifdef CONFIG_SDL
3574 display_type = DT_SDL;
3575 break;
3576 #else
3577 fprintf(stderr, "SDL support is disabled\n");
3578 exit(1);
3579 #endif
3580 case QEMU_OPTION_pidfile:
3581 pid_file = optarg;
3582 break;
3583 case QEMU_OPTION_win2k_hack:
3584 win2k_install_hack = 1;
3585 break;
3586 case QEMU_OPTION_rtc_td_hack: {
3587 static GlobalProperty slew_lost_ticks[] = {
3588 {
3589 .driver = "mc146818rtc",
3590 .property = "lost_tick_policy",
3591 .value = "slew",
3592 },
3593 { /* end of list */ }
3594 };
3595
3596 qdev_prop_register_global_list(slew_lost_ticks);
3597 break;
3598 }
3599 case QEMU_OPTION_acpitable:
3600 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3601 if (!opts) {
3602 exit(1);
3603 }
3604 do_acpitable_option(opts);
3605 break;
3606 case QEMU_OPTION_smbios:
3607 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3608 if (!opts) {
3609 exit(1);
3610 }
3611 do_smbios_option(opts);
3612 break;
3613 case QEMU_OPTION_enable_kvm:
3614 olist = qemu_find_opts("machine");
3615 qemu_opts_parse(olist, "accel=kvm", 0);
3616 break;
3617 case QEMU_OPTION_machine:
3618 olist = qemu_find_opts("machine");
3619 opts = qemu_opts_parse(olist, optarg, 1);
3620 if (!opts) {
3621 exit(1);
3622 }
3623 optarg = qemu_opt_get(opts, "type");
3624 if (optarg) {
3625 machine_class = machine_parse(optarg);
3626 }
3627 break;
3628 case QEMU_OPTION_no_kvm:
3629 olist = qemu_find_opts("machine");
3630 qemu_opts_parse(olist, "accel=tcg", 0);
3631 break;
3632 case QEMU_OPTION_no_kvm_pit: {
3633 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3634 "separately.\n");
3635 break;
3636 }
3637 case QEMU_OPTION_no_kvm_pit_reinjection: {
3638 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3639 {
3640 .driver = "kvm-pit",
3641 .property = "lost_tick_policy",
3642 .value = "discard",
3643 },
3644 { /* end of list */ }
3645 };
3646
3647 fprintf(stderr, "Warning: option deprecated, use "
3648 "lost_tick_policy property of kvm-pit instead.\n");
3649 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3650 break;
3651 }
3652 case QEMU_OPTION_usb:
3653 olist = qemu_find_opts("machine");
3654 qemu_opts_parse(olist, "usb=on", 0);
3655 break;
3656 case QEMU_OPTION_usbdevice:
3657 olist = qemu_find_opts("machine");
3658 qemu_opts_parse(olist, "usb=on", 0);
3659 add_device_config(DEV_USB, optarg);
3660 break;
3661 case QEMU_OPTION_device:
3662 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3663 exit(1);
3664 }
3665 break;
3666 case QEMU_OPTION_smp:
3667 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3668 exit(1);
3669 }
3670 break;
3671 case QEMU_OPTION_vnc:
3672 #ifdef CONFIG_VNC
3673 display_remote++;
3674 vnc_display = optarg;
3675 #else
3676 fprintf(stderr, "VNC support is disabled\n");
3677 exit(1);
3678 #endif
3679 break;
3680 case QEMU_OPTION_no_acpi:
3681 acpi_enabled = 0;
3682 break;
3683 case QEMU_OPTION_no_hpet:
3684 no_hpet = 1;
3685 break;
3686 case QEMU_OPTION_balloon:
3687 if (balloon_parse(optarg) < 0) {
3688 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3689 exit(1);
3690 }
3691 break;
3692 case QEMU_OPTION_no_reboot:
3693 no_reboot = 1;
3694 break;
3695 case QEMU_OPTION_no_shutdown:
3696 no_shutdown = 1;
3697 break;
3698 case QEMU_OPTION_show_cursor:
3699 cursor_hide = 0;
3700 break;
3701 case QEMU_OPTION_uuid:
3702 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3703 fprintf(stderr, "Fail to parse UUID string."
3704 " Wrong format.\n");
3705 exit(1);
3706 }
3707 qemu_uuid_set = true;
3708 break;
3709 case QEMU_OPTION_option_rom:
3710 if (nb_option_roms >= MAX_OPTION_ROMS) {
3711 fprintf(stderr, "Too many option ROMs\n");
3712 exit(1);
3713 }
3714 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3715 if (!opts) {
3716 exit(1);
3717 }
3718 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3719 option_rom[nb_option_roms].bootindex =
3720 qemu_opt_get_number(opts, "bootindex", -1);
3721 if (!option_rom[nb_option_roms].name) {
3722 fprintf(stderr, "Option ROM file is not specified\n");
3723 exit(1);
3724 }
3725 nb_option_roms++;
3726 break;
3727 case QEMU_OPTION_semihosting:
3728 semihosting_enabled = 1;
3729 break;
3730 case QEMU_OPTION_tdf:
3731 fprintf(stderr, "Warning: user space PIT time drift fix "
3732 "is no longer supported.\n");
3733 break;
3734 case QEMU_OPTION_name:
3735 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3736 if (!opts) {
3737 exit(1);
3738 }
3739 parse_name(opts);
3740 break;
3741 case QEMU_OPTION_prom_env:
3742 if (nb_prom_envs >= MAX_PROM_ENVS) {
3743 fprintf(stderr, "Too many prom variables\n");
3744 exit(1);
3745 }
3746 prom_envs[nb_prom_envs] = optarg;
3747 nb_prom_envs++;
3748 break;
3749 case QEMU_OPTION_old_param:
3750 old_param = 1;
3751 break;
3752 case QEMU_OPTION_clock:
3753 /* Clock options no longer exist. Keep this option for
3754 * backward compatibility.
3755 */
3756 break;
3757 case QEMU_OPTION_startdate:
3758 configure_rtc_date_offset(optarg, 1);
3759 break;
3760 case QEMU_OPTION_rtc:
3761 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3762 if (!opts) {
3763 exit(1);
3764 }
3765 configure_rtc(opts);
3766 break;
3767 case QEMU_OPTION_tb_size:
3768 tcg_tb_size = strtol(optarg, NULL, 0);
3769 if (tcg_tb_size < 0) {
3770 tcg_tb_size = 0;
3771 }
3772 break;
3773 case QEMU_OPTION_icount:
3774 icount_option = optarg;
3775 break;
3776 case QEMU_OPTION_incoming:
3777 incoming = optarg;
3778 runstate_set(RUN_STATE_INMIGRATE);
3779 break;
3780 case QEMU_OPTION_nodefaults:
3781 has_defaults = 0;
3782 break;
3783 case QEMU_OPTION_xen_domid:
3784 if (!(xen_available())) {
3785 printf("Option %s not supported for this target\n", popt->name);
3786 exit(1);
3787 }
3788 xen_domid = atoi(optarg);
3789 break;
3790 case QEMU_OPTION_xen_create:
3791 if (!(xen_available())) {
3792 printf("Option %s not supported for this target\n", popt->name);
3793 exit(1);
3794 }
3795 xen_mode = XEN_CREATE;
3796 break;
3797 case QEMU_OPTION_xen_attach:
3798 if (!(xen_available())) {
3799 printf("Option %s not supported for this target\n", popt->name);
3800 exit(1);
3801 }
3802 xen_mode = XEN_ATTACH;
3803 break;
3804 case QEMU_OPTION_trace:
3805 {
3806 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3807 if (!opts) {
3808 exit(1);
3809 }
3810 trace_events = qemu_opt_get(opts, "events");
3811 trace_file = qemu_opt_get(opts, "file");
3812 break;
3813 }
3814 case QEMU_OPTION_readconfig:
3815 {
3816 int ret = qemu_read_config_file(optarg);
3817 if (ret < 0) {
3818 fprintf(stderr, "read config %s: %s\n", optarg,
3819 strerror(-ret));
3820 exit(1);
3821 }
3822 break;
3823 }
3824 case QEMU_OPTION_spice:
3825 olist = qemu_find_opts("spice");
3826 if (!olist) {
3827 fprintf(stderr, "spice is not supported by this qemu build.\n");
3828 exit(1);
3829 }
3830 opts = qemu_opts_parse(olist, optarg, 0);
3831 if (!opts) {
3832 exit(1);
3833 }
3834 display_remote++;
3835 break;
3836 case QEMU_OPTION_writeconfig:
3837 {
3838 FILE *fp;
3839 if (strcmp(optarg, "-") == 0) {
3840 fp = stdout;
3841 } else {
3842 fp = fopen(optarg, "w");
3843 if (fp == NULL) {
3844 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3845 exit(1);
3846 }
3847 }
3848 qemu_config_write(fp);
3849 fclose(fp);
3850 break;
3851 }
3852 case QEMU_OPTION_qtest:
3853 qtest_chrdev = optarg;
3854 break;
3855 case QEMU_OPTION_qtest_log:
3856 qtest_log = optarg;
3857 break;
3858 case QEMU_OPTION_sandbox:
3859 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3860 if (!opts) {
3861 exit(1);
3862 }
3863 break;
3864 case QEMU_OPTION_add_fd:
3865 #ifndef _WIN32
3866 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3867 if (!opts) {
3868 exit(1);
3869 }
3870 #else
3871 error_report("File descriptor passing is disabled on this "
3872 "platform");
3873 exit(1);
3874 #endif
3875 break;
3876 case QEMU_OPTION_object:
3877 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3878 if (!opts) {
3879 exit(1);
3880 }
3881 break;
3882 case QEMU_OPTION_realtime:
3883 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3884 if (!opts) {
3885 exit(1);
3886 }
3887 configure_realtime(opts);
3888 break;
3889 case QEMU_OPTION_msg:
3890 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3891 if (!opts) {
3892 exit(1);
3893 }
3894 configure_msg(opts);
3895 break;
3896 default:
3897 os_parse_cmd_args(popt->index, optarg);
3898 }
3899 }
3900 }
3901 loc_set_none();
3902
3903 if (qemu_init_main_loop()) {
3904 fprintf(stderr, "qemu_init_main_loop failed\n");
3905 exit(1);
3906 }
3907
3908 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3909 exit(1);
3910 }
3911
3912 #ifndef _WIN32
3913 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3914 exit(1);
3915 }
3916
3917 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3918 exit(1);
3919 }
3920 #endif
3921
3922 if (machine_class == NULL) {
3923 fprintf(stderr, "No machine specified, and there is no default.\n"
3924 "Use -machine help to list supported machines!\n");
3925 exit(1);
3926 }
3927
3928 current_machine = MACHINE(object_new(object_class_get_name(
3929 OBJECT_CLASS(machine_class))));
3930 object_property_add_child(object_get_root(), "machine",
3931 OBJECT(current_machine), &error_abort);
3932
3933 machine = machine_class->qemu_machine;
3934 if (machine->hw_version) {
3935 qemu_set_version(machine->hw_version);
3936 }
3937
3938 if (qemu_opts_foreach(qemu_find_opts("object"),
3939 object_create, NULL, 0) != 0) {
3940 exit(1);
3941 }
3942
3943 /* Init CPU def lists, based on config
3944 * - Must be called after all the qemu_read_config_file() calls
3945 * - Must be called before list_cpus()
3946 * - Must be called before machine->init()
3947 */
3948 cpudef_init();
3949
3950 if (cpu_model && is_help_option(cpu_model)) {
3951 list_cpus(stdout, &fprintf, cpu_model);
3952 exit(0);
3953 }
3954
3955 /* Open the logfile at this point, if necessary. We can't open the logfile
3956 * when encountering either of the logging options (-d or -D) because the
3957 * other one may be encountered later on the command line, changing the
3958 * location or level of logging.
3959 */
3960 if (log_mask) {
3961 int mask;
3962 if (log_file) {
3963 qemu_set_log_filename(log_file);
3964 }
3965
3966 mask = qemu_str_to_log_mask(log_mask);
3967 if (!mask) {
3968 qemu_print_log_usage(stdout);
3969 exit(1);
3970 }
3971 qemu_set_log(mask);
3972 }
3973
3974 if (!is_daemonized()) {
3975 if (!trace_backend_init(trace_events, trace_file)) {
3976 exit(1);
3977 }
3978 }
3979
3980 /* If no data_dir is specified then try to find it relative to the
3981 executable path. */
3982 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3983 data_dir[data_dir_idx] = os_find_datadir();
3984 if (data_dir[data_dir_idx] != NULL) {
3985 data_dir_idx++;
3986 }
3987 }
3988 /* If all else fails use the install path specified when building. */
3989 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3990 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3991 }
3992
3993 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3994
3995 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3996 if (smp_cpus > machine->max_cpus) {
3997 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3998 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3999 machine->max_cpus);
4000 exit(1);
4001 }
4002
4003 /*
4004 * Get the default machine options from the machine if it is not already
4005 * specified either by the configuration file or by the command line.
4006 */
4007 if (machine->default_machine_opts) {
4008 qemu_opts_set_defaults(qemu_find_opts("machine"),
4009 machine->default_machine_opts, 0);
4010 }
4011
4012 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4013 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
4014
4015 if (!vga_model && !default_vga) {
4016 vga_interface_type = VGA_DEVICE;
4017 }
4018 if (!has_defaults || machine->no_serial) {
4019 default_serial = 0;
4020 }
4021 if (!has_defaults || machine->no_parallel) {
4022 default_parallel = 0;
4023 }
4024 if (!has_defaults || !machine->use_virtcon) {
4025 default_virtcon = 0;
4026 }
4027 if (!has_defaults || !machine->use_sclp) {
4028 default_sclp = 0;
4029 }
4030 if (!has_defaults || machine->no_floppy) {
4031 default_floppy = 0;
4032 }
4033 if (!has_defaults || machine->no_cdrom) {
4034 default_cdrom = 0;
4035 }
4036 if (!has_defaults || machine->no_sdcard) {
4037 default_sdcard = 0;
4038 }
4039 if (!has_defaults) {
4040 default_monitor = 0;
4041 default_net = 0;
4042 default_vga = 0;
4043 }
4044
4045 if (is_daemonized()) {
4046 /* According to documentation and historically, -nographic redirects
4047 * serial port, parallel port and monitor to stdio, which does not work
4048 * with -daemonize. We can redirect these to null instead, but since
4049 * -nographic is legacy, let's just error out.
4050 * We disallow -nographic only if all other ports are not redirected
4051 * explicitly, to not break existing legacy setups which uses
4052 * -nographic _and_ redirects all ports explicitly - this is valid
4053 * usage, -nographic is just a no-op in this case.
4054 */
4055 if (display_type == DT_NOGRAPHIC
4056 && (default_parallel || default_serial
4057 || default_monitor || default_virtcon)) {
4058 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4059 exit(1);
4060 }
4061 #ifdef CONFIG_CURSES
4062 if (display_type == DT_CURSES) {
4063 fprintf(stderr, "curses display can not be used with -daemonize\n");
4064 exit(1);
4065 }
4066 #endif
4067 }
4068
4069 if (display_type == DT_NOGRAPHIC) {
4070 if (default_parallel)
4071 add_device_config(DEV_PARALLEL, "null");
4072 if (default_serial && default_monitor) {
4073 add_device_config(DEV_SERIAL, "mon:stdio");
4074 } else if (default_virtcon && default_monitor) {
4075 add_device_config(DEV_VIRTCON, "mon:stdio");
4076 } else if (default_sclp && default_monitor) {
4077 add_device_config(DEV_SCLP, "mon:stdio");
4078 } else {
4079 if (default_serial)
4080 add_device_config(DEV_SERIAL, "stdio");
4081 if (default_virtcon)
4082 add_device_config(DEV_VIRTCON, "stdio");
4083 if (default_sclp) {
4084 add_device_config(DEV_SCLP, "stdio");
4085 }
4086 if (default_monitor)
4087 monitor_parse("stdio", "readline");
4088 }
4089 } else {
4090 if (default_serial)
4091 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4092 if (default_parallel)
4093 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4094 if (default_monitor)
4095 monitor_parse("vc:80Cx24C", "readline");
4096 if (default_virtcon)
4097 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4098 if (default_sclp) {
4099 add_device_config(DEV_SCLP, "vc:80Cx24C");
4100 }
4101 }
4102
4103 if (display_type == DT_DEFAULT && !display_remote) {
4104 #if defined(CONFIG_GTK)
4105 display_type = DT_GTK;
4106 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4107 display_type = DT_SDL;
4108 #elif defined(CONFIG_VNC)
4109 vnc_display = "localhost:0,to=99";
4110 show_vnc_port = 1;
4111 #else
4112 display_type = DT_NONE;
4113 #endif
4114 }
4115
4116 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4117 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4118 "for SDL, ignoring option\n");
4119 }
4120 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4121 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4122 "ignoring option\n");
4123 }
4124
4125 #if defined(CONFIG_GTK)
4126 if (display_type == DT_GTK) {
4127 early_gtk_display_init();
4128 }
4129 #endif
4130
4131 socket_init();
4132
4133 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4134 exit(1);
4135 #ifdef CONFIG_VIRTFS
4136 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4137 exit(1);
4138 }
4139 #endif
4140
4141 os_daemonize();
4142
4143 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4144 os_pidfile_error();
4145 exit(1);
4146 }
4147
4148 /* init the memory */
4149 if (ram_size == 0) {
4150 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4151 }
4152
4153 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4154 != 0) {
4155 exit(0);
4156 }
4157
4158 configure_accelerator(machine);
4159
4160 if (qtest_chrdev) {
4161 Error *local_err = NULL;
4162 qtest_init(qtest_chrdev, qtest_log, &local_err);
4163 if (local_err) {
4164 error_report("%s", error_get_pretty(local_err));
4165 error_free(local_err);
4166 exit(1);
4167 }
4168 }
4169
4170 machine_opts = qemu_get_machine_opts();
4171 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4172 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4173 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4174 bios_name = qemu_opt_get(machine_opts, "firmware");
4175
4176 boot_order = machine->default_boot_order;
4177 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4178 if (opts) {
4179 char *normal_boot_order;
4180 const char *order, *once;
4181
4182 order = qemu_opt_get(opts, "order");
4183 if (order) {
4184 validate_bootdevices(order);
4185 boot_order = order;
4186 }
4187
4188 once = qemu_opt_get(opts, "once");
4189 if (once) {
4190 validate_bootdevices(once);
4191 normal_boot_order = g_strdup(boot_order);
4192 boot_order = once;
4193 qemu_register_reset(restore_boot_order, normal_boot_order);
4194 }
4195
4196 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4197 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4198 }
4199
4200 if (!kernel_cmdline) {
4201 kernel_cmdline = "";
4202 }
4203
4204 linux_boot = (kernel_filename != NULL);
4205
4206 if (!linux_boot && *kernel_cmdline != '\0') {
4207 fprintf(stderr, "-append only allowed with -kernel option\n");
4208 exit(1);
4209 }
4210
4211 if (!linux_boot && initrd_filename != NULL) {
4212 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4213 exit(1);
4214 }
4215
4216 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4217 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4218 exit(1);
4219 }
4220
4221 os_set_line_buffering();
4222
4223 qemu_init_cpu_loop();
4224 qemu_mutex_lock_iothread();
4225
4226 #ifdef CONFIG_SPICE
4227 /* spice needs the timers to be initialized by this point */
4228 qemu_spice_init();
4229 #endif
4230
4231 if (icount_option && (kvm_enabled() || xen_enabled())) {
4232 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4233 exit(1);
4234 }
4235 configure_icount(icount_option);
4236
4237 /* clean up network at qemu process termination */
4238 atexit(&net_cleanup);
4239
4240 if (net_init_clients() < 0) {
4241 exit(1);
4242 }
4243
4244 #ifdef CONFIG_TPM
4245 if (tpm_init() < 0) {
4246 exit(1);
4247 }
4248 #endif
4249
4250 /* init the bluetooth world */
4251 if (foreach_device_config(DEV_BT, bt_parse))
4252 exit(1);
4253
4254 if (!xen_enabled()) {
4255 /* On 32-bit hosts, QEMU is limited by virtual address space */
4256 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4257 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4258 exit(1);
4259 }
4260 }
4261
4262 cpu_exec_init_all();
4263
4264 blk_mig_init();
4265
4266 /* open the virtual block devices */
4267 if (snapshot)
4268 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4269 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4270 &machine->block_default_type, 1) != 0) {
4271 exit(1);
4272 }
4273
4274 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4275 CDROM_OPTS);
4276 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4277 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4278
4279 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4280
4281 if (nb_numa_nodes > 0) {
4282 int i;
4283
4284 if (nb_numa_nodes > MAX_NODES) {
4285 nb_numa_nodes = MAX_NODES;
4286 }
4287
4288 /* If no memory size if given for any node, assume the default case
4289 * and distribute the available memory equally across all nodes
4290 */
4291 for (i = 0; i < nb_numa_nodes; i++) {
4292 if (node_mem[i] != 0)
4293 break;
4294 }
4295 if (i == nb_numa_nodes) {
4296 uint64_t usedmem = 0;
4297
4298 /* On Linux, the each node's border has to be 8MB aligned,
4299 * the final node gets the rest.
4300 */
4301 for (i = 0; i < nb_numa_nodes - 1; i++) {
4302 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4303 usedmem += node_mem[i];
4304 }
4305 node_mem[i] = ram_size - usedmem;
4306 }
4307
4308 for (i = 0; i < nb_numa_nodes; i++) {
4309 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4310 break;
4311 }
4312 }
4313 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4314 * must cope with this anyway, because there are BIOSes out there in
4315 * real machines which also use this scheme.
4316 */
4317 if (i == nb_numa_nodes) {
4318 for (i = 0; i < max_cpus; i++) {
4319 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4320 }
4321 }
4322 }
4323
4324 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4325 exit(1);
4326 }
4327
4328 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4329 exit(1);
4330 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4331 exit(1);
4332 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4333 exit(1);
4334 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4335 exit(1);
4336 }
4337 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4338 exit(1);
4339
4340 /* If no default VGA is requested, the default is "none". */
4341 if (default_vga) {
4342 if (cirrus_vga_available()) {
4343 vga_model = "cirrus";
4344 } else if (vga_available()) {
4345 vga_model = "std";
4346 }
4347 }
4348 if (vga_model) {
4349 select_vgahw(vga_model);
4350 }
4351
4352 if (watchdog) {
4353 i = select_watchdog(watchdog);
4354 if (i > 0)
4355 exit (i == 1 ? 1 : 0);
4356 }
4357
4358 if (machine->compat_props) {
4359 qdev_prop_register_global_list(machine->compat_props);
4360 }
4361 qemu_add_globals();
4362
4363 qdev_machine_init();
4364
4365 QEMUMachineInitArgs args = { .machine = machine,
4366 .ram_size = ram_size,
4367 .boot_order = boot_order,
4368 .kernel_filename = kernel_filename,
4369 .kernel_cmdline = kernel_cmdline,
4370 .initrd_filename = initrd_filename,
4371 .cpu_model = cpu_model };
4372
4373 current_machine->init_args = args;
4374 machine->init(&current_machine->init_args);
4375
4376 audio_init();
4377
4378 cpu_synchronize_all_post_init();
4379
4380 set_numa_modes();
4381
4382 /* init USB devices */
4383 if (usb_enabled(false)) {
4384 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4385 exit(1);
4386 }
4387
4388 /* init generic devices */
4389 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4390 exit(1);
4391
4392 net_check_clients();
4393
4394 ds = init_displaystate();
4395
4396 /* init local displays */
4397 switch (display_type) {
4398 case DT_NOGRAPHIC:
4399 (void)ds; /* avoid warning if no display is configured */
4400 break;
4401 #if defined(CONFIG_CURSES)
4402 case DT_CURSES:
4403 curses_display_init(ds, full_screen);
4404 break;
4405 #endif
4406 #if defined(CONFIG_SDL)
4407 case DT_SDL:
4408 sdl_display_init(ds, full_screen, no_frame);
4409 break;
4410 #elif defined(CONFIG_COCOA)
4411 case DT_SDL:
4412 cocoa_display_init(ds, full_screen);
4413 break;
4414 #endif
4415 #if defined(CONFIG_GTK)
4416 case DT_GTK:
4417 gtk_display_init(ds, full_screen, grab_on_hover);
4418 break;
4419 #endif
4420 default:
4421 break;
4422 }
4423
4424 /* must be after terminal init, SDL library changes signal handlers */
4425 os_setup_signal_handling();
4426
4427 #ifdef CONFIG_VNC
4428 /* init remote displays */
4429 if (vnc_display) {
4430 Error *local_err = NULL;
4431 vnc_display_init(ds);
4432 vnc_display_open(ds, vnc_display, &local_err);
4433 if (local_err != NULL) {
4434 error_report("Failed to start VNC server on `%s': %s",
4435 vnc_display, error_get_pretty(local_err));
4436 error_free(local_err);
4437 exit(1);
4438 }
4439
4440 if (show_vnc_port) {
4441 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4442 }
4443 }
4444 #endif
4445 #ifdef CONFIG_SPICE
4446 if (using_spice) {
4447 qemu_spice_display_init();
4448 }
4449 #endif
4450
4451 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4452 exit(1);
4453 }
4454
4455 qdev_machine_creation_done();
4456
4457 if (rom_load_all() != 0) {
4458 fprintf(stderr, "rom loading failed\n");
4459 exit(1);
4460 }
4461
4462 /* TODO: once all bus devices are qdevified, this should be done
4463 * when bus is created by qdev.c */
4464 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4465 qemu_run_machine_init_done_notifiers();
4466
4467 /* Done notifiers can load ROMs */
4468 rom_load_done();
4469
4470 qemu_system_reset(VMRESET_SILENT);
4471 if (loadvm) {
4472 if (load_vmstate(loadvm) < 0) {
4473 autostart = 0;
4474 }
4475 }
4476
4477 if (incoming) {
4478 Error *local_err = NULL;
4479 qemu_start_incoming_migration(incoming, &local_err);
4480 if (local_err) {
4481 error_report("-incoming %s: %s", incoming,
4482 error_get_pretty(local_err));
4483 error_free(local_err);
4484 exit(1);
4485 }
4486 } else if (autostart) {
4487 vm_start();
4488 }
4489
4490 os_setup_post();
4491
4492 if (is_daemonized()) {
4493 if (!trace_backend_init(trace_events, trace_file)) {
4494 exit(1);
4495 }
4496 }
4497
4498 main_loop();
4499 bdrv_close_all();
4500 pause_all_vcpus();
4501 res_free();
4502 #ifdef CONFIG_TPM
4503 tpm_cleanup();
4504 #endif
4505
4506 return 0;
4507 }
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