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Fix vga_interface_type for command line argument '-device VGA'
[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 "hw/hw.h"
62 #include "hw/boards.h"
63 #include "hw/usb.h"
64 #include "hw/pcmcia.h"
65 #include "hw/i386/pc.h"
66 #include "hw/isa/isa.h"
67 #include "hw/bt.h"
68 #include "sysemu/watchdog.h"
69 #include "hw/i386/smbios.h"
70 #include "hw/xen/xen.h"
71 #include "hw/qdev.h"
72 #include "hw/loader.h"
73 #include "monitor/qdev.h"
74 #include "sysemu/bt.h"
75 #include "net/net.h"
76 #include "net/slirp.h"
77 #include "monitor/monitor.h"
78 #include "ui/console.h"
79 #include "sysemu/sysemu.h"
80 #include "exec/gdbstub.h"
81 #include "qemu/timer.h"
82 #include "sysemu/char.h"
83 #include "qemu/bitmap.h"
84 #include "qemu/cache-utils.h"
85 #include "sysemu/blockdev.h"
86 #include "hw/block/block.h"
87 #include "migration/block.h"
88 #include "sysemu/tpm.h"
89 #include "sysemu/dma.h"
90 #include "audio/audio.h"
91 #include "migration/migration.h"
92 #include "sysemu/kvm.h"
93 #include "qapi/qmp/qjson.h"
94 #include "qemu/option.h"
95 #include "qemu/config-file.h"
96 #include "qemu-options.h"
97 #include "qmp-commands.h"
98 #include "qemu/main-loop.h"
99 #ifdef CONFIG_VIRTFS
100 #include "fsdev/qemu-fsdev.h"
101 #endif
102 #include "sysemu/qtest.h"
103
104 #include "disas/disas.h"
105
106 #include "qemu/sockets.h"
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 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
147 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
148 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
149 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
150 int win2k_install_hack = 0;
151 int singlestep = 0;
152 int smp_cpus = 1;
153 int max_cpus = 0;
154 int smp_cores = 1;
155 int smp_threads = 1;
156 #ifdef CONFIG_VNC
157 const char *vnc_display;
158 #endif
159 int acpi_enabled = 1;
160 int no_hpet = 0;
161 int fd_bootchk = 1;
162 static int no_reboot;
163 int no_shutdown = 0;
164 int cursor_hide = 1;
165 int graphic_rotate = 0;
166 const char *watchdog;
167 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
168 int nb_option_roms;
169 int semihosting_enabled = 0;
170 int old_param = 0;
171 const char *qemu_name;
172 int alt_grab = 0;
173 int ctrl_grab = 0;
174 unsigned int nb_prom_envs = 0;
175 const char *prom_envs[MAX_PROM_ENVS];
176 int boot_menu;
177 static bool boot_strict;
178 uint8_t *boot_splash_filedata;
179 size_t boot_splash_filedata_size;
180 uint8_t qemu_extra_params_fw[2];
181
182 typedef struct FWBootEntry FWBootEntry;
183
184 struct FWBootEntry {
185 QTAILQ_ENTRY(FWBootEntry) link;
186 int32_t bootindex;
187 DeviceState *dev;
188 char *suffix;
189 };
190
191 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
192 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
193
194 int nb_numa_nodes;
195 uint64_t node_mem[MAX_NODES];
196 unsigned long *node_cpumask[MAX_NODES];
197
198 uint8_t qemu_uuid[16];
199 bool qemu_uuid_set;
200
201 static QEMUBootSetHandler *boot_set_handler;
202 static void *boot_set_opaque;
203
204 static NotifierList exit_notifiers =
205 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
206
207 static NotifierList machine_init_done_notifiers =
208 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
209
210 static bool tcg_allowed = true;
211 bool xen_allowed;
212 uint32_t xen_domid;
213 enum xen_mode xen_mode = XEN_EMULATE;
214 static int tcg_tb_size;
215
216 static int has_defaults = 1;
217 static int default_serial = 1;
218 static int default_parallel = 1;
219 static int default_virtcon = 1;
220 static int default_sclp = 1;
221 static int default_monitor = 1;
222 static int default_floppy = 1;
223 static int default_cdrom = 1;
224 static int default_sdcard = 1;
225 static int default_vga = 1;
226
227 static struct {
228 const char *driver;
229 int *flag;
230 } default_list[] = {
231 { .driver = "isa-serial", .flag = &default_serial },
232 { .driver = "isa-parallel", .flag = &default_parallel },
233 { .driver = "isa-fdc", .flag = &default_floppy },
234 { .driver = "ide-cd", .flag = &default_cdrom },
235 { .driver = "ide-hd", .flag = &default_cdrom },
236 { .driver = "ide-drive", .flag = &default_cdrom },
237 { .driver = "scsi-cd", .flag = &default_cdrom },
238 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
239 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
240 { .driver = "virtio-serial", .flag = &default_virtcon },
241 { .driver = "VGA", .flag = &default_vga },
242 { .driver = "isa-vga", .flag = &default_vga },
243 { .driver = "cirrus-vga", .flag = &default_vga },
244 { .driver = "isa-cirrus-vga", .flag = &default_vga },
245 { .driver = "vmware-svga", .flag = &default_vga },
246 { .driver = "qxl-vga", .flag = &default_vga },
247 };
248
249 static QemuOptsList qemu_rtc_opts = {
250 .name = "rtc",
251 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
252 .desc = {
253 {
254 .name = "base",
255 .type = QEMU_OPT_STRING,
256 },{
257 .name = "clock",
258 .type = QEMU_OPT_STRING,
259 },{
260 .name = "driftfix",
261 .type = QEMU_OPT_STRING,
262 },
263 { /* end of list */ }
264 },
265 };
266
267 static QemuOptsList qemu_sandbox_opts = {
268 .name = "sandbox",
269 .implied_opt_name = "enable",
270 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
271 .desc = {
272 {
273 .name = "enable",
274 .type = QEMU_OPT_BOOL,
275 },
276 { /* end of list */ }
277 },
278 };
279
280 static QemuOptsList qemu_trace_opts = {
281 .name = "trace",
282 .implied_opt_name = "trace",
283 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
284 .desc = {
285 {
286 .name = "events",
287 .type = QEMU_OPT_STRING,
288 },{
289 .name = "file",
290 .type = QEMU_OPT_STRING,
291 },
292 { /* end of list */ }
293 },
294 };
295
296 static QemuOptsList qemu_option_rom_opts = {
297 .name = "option-rom",
298 .implied_opt_name = "romfile",
299 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
300 .desc = {
301 {
302 .name = "bootindex",
303 .type = QEMU_OPT_NUMBER,
304 }, {
305 .name = "romfile",
306 .type = QEMU_OPT_STRING,
307 },
308 { /* end of list */ }
309 },
310 };
311
312 static QemuOptsList qemu_machine_opts = {
313 .name = "machine",
314 .implied_opt_name = "type",
315 .merge_lists = true,
316 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
317 .desc = {
318 {
319 .name = "type",
320 .type = QEMU_OPT_STRING,
321 .help = "emulated machine"
322 }, {
323 .name = "accel",
324 .type = QEMU_OPT_STRING,
325 .help = "accelerator list",
326 }, {
327 .name = "kernel_irqchip",
328 .type = QEMU_OPT_BOOL,
329 .help = "use KVM in-kernel irqchip",
330 }, {
331 .name = "kvm_shadow_mem",
332 .type = QEMU_OPT_SIZE,
333 .help = "KVM shadow MMU size",
334 }, {
335 .name = "kernel",
336 .type = QEMU_OPT_STRING,
337 .help = "Linux kernel image file",
338 }, {
339 .name = "initrd",
340 .type = QEMU_OPT_STRING,
341 .help = "Linux initial ramdisk file",
342 }, {
343 .name = "append",
344 .type = QEMU_OPT_STRING,
345 .help = "Linux kernel command line",
346 }, {
347 .name = "dtb",
348 .type = QEMU_OPT_STRING,
349 .help = "Linux kernel device tree file",
350 }, {
351 .name = "dumpdtb",
352 .type = QEMU_OPT_STRING,
353 .help = "Dump current dtb to a file and quit",
354 }, {
355 .name = "phandle_start",
356 .type = QEMU_OPT_NUMBER,
357 .help = "The first phandle ID we may generate dynamically",
358 }, {
359 .name = "dt_compatible",
360 .type = QEMU_OPT_STRING,
361 .help = "Overrides the \"compatible\" property of the dt root node",
362 }, {
363 .name = "dump-guest-core",
364 .type = QEMU_OPT_BOOL,
365 .help = "Include guest memory in a core dump",
366 }, {
367 .name = "mem-merge",
368 .type = QEMU_OPT_BOOL,
369 .help = "enable/disable memory merge support",
370 },{
371 .name = "usb",
372 .type = QEMU_OPT_BOOL,
373 .help = "Set on/off to enable/disable usb",
374 },{
375 .name = "firmware",
376 .type = QEMU_OPT_STRING,
377 .help = "firmware image",
378 },{
379 .name = "kvm-type",
380 .type = QEMU_OPT_STRING,
381 .help = "Specifies the KVM virtualization mode (HV, PR)",
382 },
383 { /* End of list */ }
384 },
385 };
386
387 static QemuOptsList qemu_boot_opts = {
388 .name = "boot-opts",
389 .implied_opt_name = "order",
390 .merge_lists = true,
391 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
392 .desc = {
393 {
394 .name = "order",
395 .type = QEMU_OPT_STRING,
396 }, {
397 .name = "once",
398 .type = QEMU_OPT_STRING,
399 }, {
400 .name = "menu",
401 .type = QEMU_OPT_BOOL,
402 }, {
403 .name = "splash",
404 .type = QEMU_OPT_STRING,
405 }, {
406 .name = "splash-time",
407 .type = QEMU_OPT_STRING,
408 }, {
409 .name = "reboot-timeout",
410 .type = QEMU_OPT_STRING,
411 }, {
412 .name = "strict",
413 .type = QEMU_OPT_BOOL,
414 },
415 { /*End of list */ }
416 },
417 };
418
419 static QemuOptsList qemu_add_fd_opts = {
420 .name = "add-fd",
421 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
422 .desc = {
423 {
424 .name = "fd",
425 .type = QEMU_OPT_NUMBER,
426 .help = "file descriptor of which a duplicate is added to fd set",
427 },{
428 .name = "set",
429 .type = QEMU_OPT_NUMBER,
430 .help = "ID of the fd set to add fd to",
431 },{
432 .name = "opaque",
433 .type = QEMU_OPT_STRING,
434 .help = "free-form string used to describe fd",
435 },
436 { /* end of list */ }
437 },
438 };
439
440 static QemuOptsList qemu_object_opts = {
441 .name = "object",
442 .implied_opt_name = "qom-type",
443 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
444 .desc = {
445 { }
446 },
447 };
448
449 static QemuOptsList qemu_tpmdev_opts = {
450 .name = "tpmdev",
451 .implied_opt_name = "type",
452 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
453 .desc = {
454 /* options are defined in the TPM backends */
455 { /* end of list */ }
456 },
457 };
458
459 static QemuOptsList qemu_realtime_opts = {
460 .name = "realtime",
461 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
462 .desc = {
463 {
464 .name = "mlock",
465 .type = QEMU_OPT_BOOL,
466 },
467 { /* end of list */ }
468 },
469 };
470
471 static QemuOptsList qemu_msg_opts = {
472 .name = "msg",
473 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
474 .desc = {
475 {
476 .name = "timestamp",
477 .type = QEMU_OPT_BOOL,
478 },
479 { /* end of list */ }
480 },
481 };
482
483 static QemuOptsList qemu_name_opts = {
484 .name = "name",
485 .implied_opt_name = "guest",
486 .merge_lists = true,
487 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
488 .desc = {
489 {
490 .name = "guest",
491 .type = QEMU_OPT_STRING,
492 .help = "Sets the name of the guest.\n"
493 "This name will be displayed in the SDL window caption.\n"
494 "The name will also be used for the VNC server",
495 }, {
496 .name = "process",
497 .type = QEMU_OPT_STRING,
498 .help = "Sets the name of the QEMU process, as shown in top etc",
499 }, {
500 .name = "debug-threads",
501 .type = QEMU_OPT_BOOL,
502 .help = "When enabled, name the individual threads; defaults off.\n"
503 "NOTE: The thread names are for debugging and not a\n"
504 "stable API.",
505 },
506 { /* End of list */ }
507 },
508 };
509
510 /**
511 * Get machine options
512 *
513 * Returns: machine options (never null).
514 */
515 QemuOpts *qemu_get_machine_opts(void)
516 {
517 QemuOptsList *list;
518 QemuOpts *opts;
519
520 list = qemu_find_opts("machine");
521 assert(list);
522 opts = qemu_opts_find(list, NULL);
523 if (!opts) {
524 opts = qemu_opts_create(list, NULL, 0, &error_abort);
525 }
526 return opts;
527 }
528
529 const char *qemu_get_vm_name(void)
530 {
531 return qemu_name;
532 }
533
534 static void res_free(void)
535 {
536 if (boot_splash_filedata != NULL) {
537 g_free(boot_splash_filedata);
538 boot_splash_filedata = NULL;
539 }
540 }
541
542 static int default_driver_check(QemuOpts *opts, void *opaque)
543 {
544 const char *driver = qemu_opt_get(opts, "driver");
545 int i;
546
547 if (!driver)
548 return 0;
549 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
550 if (strcmp(default_list[i].driver, driver) != 0)
551 continue;
552 *(default_list[i].flag) = 0;
553 }
554 return 0;
555 }
556
557 /***********************************************************/
558 /* QEMU state */
559
560 static RunState current_run_state = RUN_STATE_PRELAUNCH;
561
562 typedef struct {
563 RunState from;
564 RunState to;
565 } RunStateTransition;
566
567 static const RunStateTransition runstate_transitions_def[] = {
568 /* from -> to */
569 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
570 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
571
572 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
573 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
574
575 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
576 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
577
578 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
579 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
580
581 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
582 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
583
584 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
585 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
586
587 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
588 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
589 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
590
591 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
592 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
593
594 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
595
596 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
597 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
598 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
599 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
600 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
601 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
602 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
603 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
604 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
605 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
606
607 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
608
609 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
610 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
611
612 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
613 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
614 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
615 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
616
617 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
618 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
619
620 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
621 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
622
623 { RUN_STATE_MAX, RUN_STATE_MAX },
624 };
625
626 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
627
628 bool runstate_check(RunState state)
629 {
630 return current_run_state == state;
631 }
632
633 static void runstate_init(void)
634 {
635 const RunStateTransition *p;
636
637 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
638
639 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
640 runstate_valid_transitions[p->from][p->to] = true;
641 }
642 }
643
644 /* This function will abort() on invalid state transitions */
645 void runstate_set(RunState new_state)
646 {
647 assert(new_state < RUN_STATE_MAX);
648
649 if (!runstate_valid_transitions[current_run_state][new_state]) {
650 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
651 RunState_lookup[current_run_state],
652 RunState_lookup[new_state]);
653 abort();
654 }
655 trace_runstate_set(new_state);
656 current_run_state = new_state;
657 }
658
659 int runstate_is_running(void)
660 {
661 return runstate_check(RUN_STATE_RUNNING);
662 }
663
664 bool runstate_needs_reset(void)
665 {
666 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
667 runstate_check(RUN_STATE_SHUTDOWN);
668 }
669
670 StatusInfo *qmp_query_status(Error **errp)
671 {
672 StatusInfo *info = g_malloc0(sizeof(*info));
673
674 info->running = runstate_is_running();
675 info->singlestep = singlestep;
676 info->status = current_run_state;
677
678 return info;
679 }
680
681 /***********************************************************/
682 /* real time host monotonic timer */
683
684 /***********************************************************/
685 /* host time/date access */
686 void qemu_get_timedate(struct tm *tm, int offset)
687 {
688 time_t ti;
689
690 time(&ti);
691 ti += offset;
692 if (rtc_date_offset == -1) {
693 if (rtc_utc)
694 gmtime_r(&ti, tm);
695 else
696 localtime_r(&ti, tm);
697 } else {
698 ti -= rtc_date_offset;
699 gmtime_r(&ti, tm);
700 }
701 }
702
703 int qemu_timedate_diff(struct tm *tm)
704 {
705 time_t seconds;
706
707 if (rtc_date_offset == -1)
708 if (rtc_utc)
709 seconds = mktimegm(tm);
710 else {
711 struct tm tmp = *tm;
712 tmp.tm_isdst = -1; /* use timezone to figure it out */
713 seconds = mktime(&tmp);
714 }
715 else
716 seconds = mktimegm(tm) + rtc_date_offset;
717
718 return seconds - time(NULL);
719 }
720
721 void rtc_change_mon_event(struct tm *tm)
722 {
723 QObject *data;
724
725 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
726 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
727 qobject_decref(data);
728 }
729
730 static void configure_rtc_date_offset(const char *startdate, int legacy)
731 {
732 time_t rtc_start_date;
733 struct tm tm;
734
735 if (!strcmp(startdate, "now") && legacy) {
736 rtc_date_offset = -1;
737 } else {
738 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
739 &tm.tm_year,
740 &tm.tm_mon,
741 &tm.tm_mday,
742 &tm.tm_hour,
743 &tm.tm_min,
744 &tm.tm_sec) == 6) {
745 /* OK */
746 } else if (sscanf(startdate, "%d-%d-%d",
747 &tm.tm_year,
748 &tm.tm_mon,
749 &tm.tm_mday) == 3) {
750 tm.tm_hour = 0;
751 tm.tm_min = 0;
752 tm.tm_sec = 0;
753 } else {
754 goto date_fail;
755 }
756 tm.tm_year -= 1900;
757 tm.tm_mon--;
758 rtc_start_date = mktimegm(&tm);
759 if (rtc_start_date == -1) {
760 date_fail:
761 fprintf(stderr, "Invalid date format. Valid formats are:\n"
762 "'2006-06-17T16:01:21' or '2006-06-17'\n");
763 exit(1);
764 }
765 rtc_date_offset = time(NULL) - rtc_start_date;
766 }
767 }
768
769 static void configure_rtc(QemuOpts *opts)
770 {
771 const char *value;
772
773 value = qemu_opt_get(opts, "base");
774 if (value) {
775 if (!strcmp(value, "utc")) {
776 rtc_utc = 1;
777 } else if (!strcmp(value, "localtime")) {
778 rtc_utc = 0;
779 } else {
780 configure_rtc_date_offset(value, 0);
781 }
782 }
783 value = qemu_opt_get(opts, "clock");
784 if (value) {
785 if (!strcmp(value, "host")) {
786 rtc_clock = QEMU_CLOCK_HOST;
787 } else if (!strcmp(value, "rt")) {
788 rtc_clock = QEMU_CLOCK_REALTIME;
789 } else if (!strcmp(value, "vm")) {
790 rtc_clock = QEMU_CLOCK_VIRTUAL;
791 } else {
792 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
793 exit(1);
794 }
795 }
796 value = qemu_opt_get(opts, "driftfix");
797 if (value) {
798 if (!strcmp(value, "slew")) {
799 static GlobalProperty slew_lost_ticks[] = {
800 {
801 .driver = "mc146818rtc",
802 .property = "lost_tick_policy",
803 .value = "slew",
804 },
805 { /* end of list */ }
806 };
807
808 qdev_prop_register_global_list(slew_lost_ticks);
809 } else if (!strcmp(value, "none")) {
810 /* discard is default */
811 } else {
812 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
813 exit(1);
814 }
815 }
816 }
817
818 /***********************************************************/
819 /* Bluetooth support */
820 static int nb_hcis;
821 static int cur_hci;
822 static struct HCIInfo *hci_table[MAX_NICS];
823
824 struct HCIInfo *qemu_next_hci(void)
825 {
826 if (cur_hci == nb_hcis)
827 return &null_hci;
828
829 return hci_table[cur_hci++];
830 }
831
832 static int bt_hci_parse(const char *str)
833 {
834 struct HCIInfo *hci;
835 bdaddr_t bdaddr;
836
837 if (nb_hcis >= MAX_NICS) {
838 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
839 return -1;
840 }
841
842 hci = hci_init(str);
843 if (!hci)
844 return -1;
845
846 bdaddr.b[0] = 0x52;
847 bdaddr.b[1] = 0x54;
848 bdaddr.b[2] = 0x00;
849 bdaddr.b[3] = 0x12;
850 bdaddr.b[4] = 0x34;
851 bdaddr.b[5] = 0x56 + nb_hcis;
852 hci->bdaddr_set(hci, bdaddr.b);
853
854 hci_table[nb_hcis++] = hci;
855
856 return 0;
857 }
858
859 static void bt_vhci_add(int vlan_id)
860 {
861 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
862
863 if (!vlan->slave)
864 fprintf(stderr, "qemu: warning: adding a VHCI to "
865 "an empty scatternet %i\n", vlan_id);
866
867 bt_vhci_init(bt_new_hci(vlan));
868 }
869
870 static struct bt_device_s *bt_device_add(const char *opt)
871 {
872 struct bt_scatternet_s *vlan;
873 int vlan_id = 0;
874 char *endp = strstr(opt, ",vlan=");
875 int len = (endp ? endp - opt : strlen(opt)) + 1;
876 char devname[10];
877
878 pstrcpy(devname, MIN(sizeof(devname), len), opt);
879
880 if (endp) {
881 vlan_id = strtol(endp + 6, &endp, 0);
882 if (*endp) {
883 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
884 return 0;
885 }
886 }
887
888 vlan = qemu_find_bt_vlan(vlan_id);
889
890 if (!vlan->slave)
891 fprintf(stderr, "qemu: warning: adding a slave device to "
892 "an empty scatternet %i\n", vlan_id);
893
894 if (!strcmp(devname, "keyboard"))
895 return bt_keyboard_init(vlan);
896
897 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
898 return 0;
899 }
900
901 static int bt_parse(const char *opt)
902 {
903 const char *endp, *p;
904 int vlan;
905
906 if (strstart(opt, "hci", &endp)) {
907 if (!*endp || *endp == ',') {
908 if (*endp)
909 if (!strstart(endp, ",vlan=", 0))
910 opt = endp + 1;
911
912 return bt_hci_parse(opt);
913 }
914 } else if (strstart(opt, "vhci", &endp)) {
915 if (!*endp || *endp == ',') {
916 if (*endp) {
917 if (strstart(endp, ",vlan=", &p)) {
918 vlan = strtol(p, (char **) &endp, 0);
919 if (*endp) {
920 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
921 return 1;
922 }
923 } else {
924 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
925 return 1;
926 }
927 } else
928 vlan = 0;
929
930 bt_vhci_add(vlan);
931 return 0;
932 }
933 } else if (strstart(opt, "device:", &endp))
934 return !bt_device_add(endp);
935
936 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
937 return 1;
938 }
939
940 static int parse_sandbox(QemuOpts *opts, void *opaque)
941 {
942 /* FIXME: change this to true for 1.3 */
943 if (qemu_opt_get_bool(opts, "enable", false)) {
944 #ifdef CONFIG_SECCOMP
945 if (seccomp_start() < 0) {
946 qerror_report(ERROR_CLASS_GENERIC_ERROR,
947 "failed to install seccomp syscall filter in the kernel");
948 return -1;
949 }
950 #else
951 qerror_report(ERROR_CLASS_GENERIC_ERROR,
952 "sandboxing request but seccomp is not compiled into this build");
953 return -1;
954 #endif
955 }
956
957 return 0;
958 }
959
960 static void parse_name(QemuOpts *opts)
961 {
962 const char *proc_name;
963
964 if (qemu_opt_get(opts, "debug-threads")) {
965 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
966 }
967 qemu_name = qemu_opt_get(opts, "guest");
968
969 proc_name = qemu_opt_get(opts, "process");
970 if (proc_name) {
971 os_set_proc_name(proc_name);
972 }
973 }
974
975 bool usb_enabled(bool default_usb)
976 {
977 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", default_usb);
978 }
979
980 #ifndef _WIN32
981 static int parse_add_fd(QemuOpts *opts, void *opaque)
982 {
983 int fd, dupfd, flags;
984 int64_t fdset_id;
985 const char *fd_opaque = NULL;
986
987 fd = qemu_opt_get_number(opts, "fd", -1);
988 fdset_id = qemu_opt_get_number(opts, "set", -1);
989 fd_opaque = qemu_opt_get(opts, "opaque");
990
991 if (fd < 0) {
992 qerror_report(ERROR_CLASS_GENERIC_ERROR,
993 "fd option is required and must be non-negative");
994 return -1;
995 }
996
997 if (fd <= STDERR_FILENO) {
998 qerror_report(ERROR_CLASS_GENERIC_ERROR,
999 "fd cannot be a standard I/O stream");
1000 return -1;
1001 }
1002
1003 /*
1004 * All fds inherited across exec() necessarily have FD_CLOEXEC
1005 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1006 */
1007 flags = fcntl(fd, F_GETFD);
1008 if (flags == -1 || (flags & FD_CLOEXEC)) {
1009 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1010 "fd is not valid or already in use");
1011 return -1;
1012 }
1013
1014 if (fdset_id < 0) {
1015 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1016 "set option is required and must be non-negative");
1017 return -1;
1018 }
1019
1020 #ifdef F_DUPFD_CLOEXEC
1021 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1022 #else
1023 dupfd = dup(fd);
1024 if (dupfd != -1) {
1025 qemu_set_cloexec(dupfd);
1026 }
1027 #endif
1028 if (dupfd == -1) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030 "Error duplicating fd: %s", strerror(errno));
1031 return -1;
1032 }
1033
1034 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1035 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1036 fd_opaque, NULL);
1037
1038 return 0;
1039 }
1040
1041 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1042 {
1043 int fd;
1044
1045 fd = qemu_opt_get_number(opts, "fd", -1);
1046 close(fd);
1047
1048 return 0;
1049 }
1050 #endif
1051
1052 /***********************************************************/
1053 /* QEMU Block devices */
1054
1055 #define HD_OPTS "media=disk"
1056 #define CDROM_OPTS "media=cdrom"
1057 #define FD_OPTS ""
1058 #define PFLASH_OPTS ""
1059 #define MTD_OPTS ""
1060 #define SD_OPTS ""
1061
1062 static int drive_init_func(QemuOpts *opts, void *opaque)
1063 {
1064 BlockInterfaceType *block_default_type = opaque;
1065
1066 return drive_init(opts, *block_default_type) == NULL;
1067 }
1068
1069 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1070 {
1071 if (NULL == qemu_opt_get(opts, "snapshot")) {
1072 qemu_opt_set(opts, "snapshot", "on");
1073 }
1074 return 0;
1075 }
1076
1077 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1078 int index, const char *optstr)
1079 {
1080 QemuOpts *opts;
1081
1082 if (!enable || drive_get_by_index(type, index)) {
1083 return;
1084 }
1085
1086 opts = drive_add(type, index, NULL, optstr);
1087 if (snapshot) {
1088 drive_enable_snapshot(opts, NULL);
1089 }
1090 if (!drive_init(opts, type)) {
1091 exit(1);
1092 }
1093 }
1094
1095 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1096 {
1097 boot_set_handler = func;
1098 boot_set_opaque = opaque;
1099 }
1100
1101 int qemu_boot_set(const char *boot_order)
1102 {
1103 if (!boot_set_handler) {
1104 return -EINVAL;
1105 }
1106 return boot_set_handler(boot_set_opaque, boot_order);
1107 }
1108
1109 static void validate_bootdevices(const char *devices)
1110 {
1111 /* We just do some generic consistency checks */
1112 const char *p;
1113 int bitmap = 0;
1114
1115 for (p = devices; *p != '\0'; p++) {
1116 /* Allowed boot devices are:
1117 * a-b: floppy disk drives
1118 * c-f: IDE disk drives
1119 * g-m: machine implementation dependent drives
1120 * n-p: network devices
1121 * It's up to each machine implementation to check if the given boot
1122 * devices match the actual hardware implementation and firmware
1123 * features.
1124 */
1125 if (*p < 'a' || *p > 'p') {
1126 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1127 exit(1);
1128 }
1129 if (bitmap & (1 << (*p - 'a'))) {
1130 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1131 exit(1);
1132 }
1133 bitmap |= 1 << (*p - 'a');
1134 }
1135 }
1136
1137 static void restore_boot_order(void *opaque)
1138 {
1139 char *normal_boot_order = opaque;
1140 static int first = 1;
1141
1142 /* Restore boot order and remove ourselves after the first boot */
1143 if (first) {
1144 first = 0;
1145 return;
1146 }
1147
1148 qemu_boot_set(normal_boot_order);
1149
1150 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1151 g_free(normal_boot_order);
1152 }
1153
1154 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1155 const char *suffix)
1156 {
1157 FWBootEntry *node, *i;
1158
1159 if (bootindex < 0) {
1160 return;
1161 }
1162
1163 assert(dev != NULL || suffix != NULL);
1164
1165 node = g_malloc0(sizeof(FWBootEntry));
1166 node->bootindex = bootindex;
1167 node->suffix = g_strdup(suffix);
1168 node->dev = dev;
1169
1170 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1171 if (i->bootindex == bootindex) {
1172 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1173 exit(1);
1174 } else if (i->bootindex < bootindex) {
1175 continue;
1176 }
1177 QTAILQ_INSERT_BEFORE(i, node, link);
1178 return;
1179 }
1180 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1181 }
1182
1183 DeviceState *get_boot_device(uint32_t position)
1184 {
1185 uint32_t counter = 0;
1186 FWBootEntry *i = NULL;
1187 DeviceState *res = NULL;
1188
1189 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1190 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1191 if (counter == position) {
1192 res = i->dev;
1193 break;
1194 }
1195 counter++;
1196 }
1197 }
1198 return res;
1199 }
1200
1201 /*
1202 * This function returns null terminated string that consist of new line
1203 * separated device paths.
1204 *
1205 * memory pointed by "size" is assigned total length of the array in bytes
1206 *
1207 */
1208 char *get_boot_devices_list(size_t *size)
1209 {
1210 FWBootEntry *i;
1211 size_t total = 0;
1212 char *list = NULL;
1213
1214 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1215 char *devpath = NULL, *bootpath;
1216 size_t len;
1217
1218 if (i->dev) {
1219 devpath = qdev_get_fw_dev_path(i->dev);
1220 assert(devpath);
1221 }
1222
1223 if (i->suffix && devpath) {
1224 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1225
1226 bootpath = g_malloc(bootpathlen);
1227 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1228 g_free(devpath);
1229 } else if (devpath) {
1230 bootpath = devpath;
1231 } else {
1232 assert(i->suffix);
1233 bootpath = g_strdup(i->suffix);
1234 }
1235
1236 if (total) {
1237 list[total-1] = '\n';
1238 }
1239 len = strlen(bootpath) + 1;
1240 list = g_realloc(list, total + len);
1241 memcpy(&list[total], bootpath, len);
1242 total += len;
1243 g_free(bootpath);
1244 }
1245
1246 *size = total;
1247
1248 if (boot_strict && *size > 0) {
1249 list[total-1] = '\n';
1250 list = g_realloc(list, total + 5);
1251 memcpy(&list[total], "HALT", 5);
1252 *size = total + 5;
1253 }
1254 return list;
1255 }
1256
1257 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1258 {
1259 char *endptr;
1260 unsigned long long value, endvalue;
1261
1262 /* Empty CPU range strings will be considered valid, they will simply
1263 * not set any bit in the CPU bitmap.
1264 */
1265 if (!*cpus) {
1266 return;
1267 }
1268
1269 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1270 goto error;
1271 }
1272 if (*endptr == '-') {
1273 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1274 goto error;
1275 }
1276 } else if (*endptr == '\0') {
1277 endvalue = value;
1278 } else {
1279 goto error;
1280 }
1281
1282 if (endvalue >= MAX_CPUMASK_BITS) {
1283 endvalue = MAX_CPUMASK_BITS - 1;
1284 fprintf(stderr,
1285 "qemu: NUMA: A max of %d VCPUs are supported\n",
1286 MAX_CPUMASK_BITS);
1287 }
1288
1289 if (endvalue < value) {
1290 goto error;
1291 }
1292
1293 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1294 return;
1295
1296 error:
1297 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1298 exit(1);
1299 }
1300
1301 static void numa_add(const char *optarg)
1302 {
1303 char option[128];
1304 char *endptr;
1305 unsigned long long nodenr;
1306
1307 optarg = get_opt_name(option, 128, optarg, ',');
1308 if (*optarg == ',') {
1309 optarg++;
1310 }
1311 if (!strcmp(option, "node")) {
1312
1313 if (nb_numa_nodes >= MAX_NODES) {
1314 fprintf(stderr, "qemu: too many NUMA nodes\n");
1315 exit(1);
1316 }
1317
1318 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1319 nodenr = nb_numa_nodes;
1320 } else {
1321 if (parse_uint_full(option, &nodenr, 10) < 0) {
1322 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1323 exit(1);
1324 }
1325 }
1326
1327 if (nodenr >= MAX_NODES) {
1328 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1329 exit(1);
1330 }
1331
1332 if (get_param_value(option, 128, "mem", optarg) == 0) {
1333 node_mem[nodenr] = 0;
1334 } else {
1335 int64_t sval;
1336 sval = strtosz(option, &endptr);
1337 if (sval < 0 || *endptr) {
1338 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1339 exit(1);
1340 }
1341 node_mem[nodenr] = sval;
1342 }
1343 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1344 numa_node_parse_cpus(nodenr, option);
1345 }
1346 nb_numa_nodes++;
1347 } else {
1348 fprintf(stderr, "Invalid -numa option: %s\n", option);
1349 exit(1);
1350 }
1351 }
1352
1353 static QemuOptsList qemu_smp_opts = {
1354 .name = "smp-opts",
1355 .implied_opt_name = "cpus",
1356 .merge_lists = true,
1357 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1358 .desc = {
1359 {
1360 .name = "cpus",
1361 .type = QEMU_OPT_NUMBER,
1362 }, {
1363 .name = "sockets",
1364 .type = QEMU_OPT_NUMBER,
1365 }, {
1366 .name = "cores",
1367 .type = QEMU_OPT_NUMBER,
1368 }, {
1369 .name = "threads",
1370 .type = QEMU_OPT_NUMBER,
1371 }, {
1372 .name = "maxcpus",
1373 .type = QEMU_OPT_NUMBER,
1374 },
1375 { /*End of list */ }
1376 },
1377 };
1378
1379 static void smp_parse(QemuOpts *opts)
1380 {
1381 if (opts) {
1382
1383 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1384 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1385 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1386 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1387
1388 /* compute missing values, prefer sockets over cores over threads */
1389 if (cpus == 0 || sockets == 0) {
1390 sockets = sockets > 0 ? sockets : 1;
1391 cores = cores > 0 ? cores : 1;
1392 threads = threads > 0 ? threads : 1;
1393 if (cpus == 0) {
1394 cpus = cores * threads * sockets;
1395 }
1396 } else {
1397 if (cores == 0) {
1398 threads = threads > 0 ? threads : 1;
1399 cores = cpus / (sockets * threads);
1400 } else {
1401 threads = cpus / (cores * sockets);
1402 }
1403 }
1404
1405 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1406
1407 smp_cpus = cpus;
1408 smp_cores = cores > 0 ? cores : 1;
1409 smp_threads = threads > 0 ? threads : 1;
1410
1411 }
1412
1413 if (max_cpus == 0) {
1414 max_cpus = smp_cpus;
1415 }
1416
1417 if (max_cpus > 255) {
1418 fprintf(stderr, "Unsupported number of maxcpus\n");
1419 exit(1);
1420 }
1421 if (max_cpus < smp_cpus) {
1422 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1423 exit(1);
1424 }
1425
1426 }
1427
1428 static void configure_realtime(QemuOpts *opts)
1429 {
1430 bool enable_mlock;
1431
1432 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1433
1434 if (enable_mlock) {
1435 if (os_mlock() < 0) {
1436 fprintf(stderr, "qemu: locking memory failed\n");
1437 exit(1);
1438 }
1439 }
1440 }
1441
1442
1443 static void configure_msg(QemuOpts *opts)
1444 {
1445 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1446 }
1447
1448 /***********************************************************/
1449 /* USB devices */
1450
1451 static int usb_device_add(const char *devname)
1452 {
1453 USBDevice *dev = NULL;
1454 #ifndef CONFIG_LINUX
1455 const char *p;
1456 #endif
1457
1458 if (!usb_enabled(false)) {
1459 return -1;
1460 }
1461
1462 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1463 dev = usbdevice_create(devname);
1464 if (dev)
1465 goto done;
1466
1467 /* the other ones */
1468 #ifndef CONFIG_LINUX
1469 /* only the linux version is qdev-ified, usb-bsd still needs this */
1470 if (strstart(devname, "host:", &p)) {
1471 dev = usb_host_device_open(usb_bus_find(-1), p);
1472 }
1473 #endif
1474 if (!dev)
1475 return -1;
1476
1477 done:
1478 return 0;
1479 }
1480
1481 static int usb_device_del(const char *devname)
1482 {
1483 int bus_num, addr;
1484 const char *p;
1485
1486 if (strstart(devname, "host:", &p)) {
1487 return -1;
1488 }
1489
1490 if (!usb_enabled(false)) {
1491 return -1;
1492 }
1493
1494 p = strchr(devname, '.');
1495 if (!p)
1496 return -1;
1497 bus_num = strtoul(devname, NULL, 0);
1498 addr = strtoul(p + 1, NULL, 0);
1499
1500 return usb_device_delete_addr(bus_num, addr);
1501 }
1502
1503 static int usb_parse(const char *cmdline)
1504 {
1505 int r;
1506 r = usb_device_add(cmdline);
1507 if (r < 0) {
1508 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1509 }
1510 return r;
1511 }
1512
1513 void do_usb_add(Monitor *mon, const QDict *qdict)
1514 {
1515 const char *devname = qdict_get_str(qdict, "devname");
1516 if (usb_device_add(devname) < 0) {
1517 error_report("could not add USB device '%s'", devname);
1518 }
1519 }
1520
1521 void do_usb_del(Monitor *mon, const QDict *qdict)
1522 {
1523 const char *devname = qdict_get_str(qdict, "devname");
1524 if (usb_device_del(devname) < 0) {
1525 error_report("could not delete USB device '%s'", devname);
1526 }
1527 }
1528
1529 /***********************************************************/
1530 /* PCMCIA/Cardbus */
1531
1532 static struct pcmcia_socket_entry_s {
1533 PCMCIASocket *socket;
1534 struct pcmcia_socket_entry_s *next;
1535 } *pcmcia_sockets = 0;
1536
1537 void pcmcia_socket_register(PCMCIASocket *socket)
1538 {
1539 struct pcmcia_socket_entry_s *entry;
1540
1541 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1542 entry->socket = socket;
1543 entry->next = pcmcia_sockets;
1544 pcmcia_sockets = entry;
1545 }
1546
1547 void pcmcia_socket_unregister(PCMCIASocket *socket)
1548 {
1549 struct pcmcia_socket_entry_s *entry, **ptr;
1550
1551 ptr = &pcmcia_sockets;
1552 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1553 if (entry->socket == socket) {
1554 *ptr = entry->next;
1555 g_free(entry);
1556 }
1557 }
1558
1559 void pcmcia_info(Monitor *mon, const QDict *qdict)
1560 {
1561 struct pcmcia_socket_entry_s *iter;
1562
1563 if (!pcmcia_sockets)
1564 monitor_printf(mon, "No PCMCIA sockets\n");
1565
1566 for (iter = pcmcia_sockets; iter; iter = iter->next)
1567 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1568 iter->socket->attached ? iter->socket->card_string :
1569 "Empty");
1570 }
1571
1572 /***********************************************************/
1573 /* machine registration */
1574
1575 MachineState *current_machine;
1576
1577 static void machine_class_init(ObjectClass *oc, void *data)
1578 {
1579 MachineClass *mc = MACHINE_CLASS(oc);
1580
1581 mc->qemu_machine = data;
1582 }
1583
1584 int qemu_register_machine(QEMUMachine *m)
1585 {
1586 TypeInfo ti = {
1587 .name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL),
1588 .parent = TYPE_MACHINE,
1589 .class_init = machine_class_init,
1590 .class_data = (void *)m,
1591 };
1592
1593 type_register(&ti);
1594
1595 return 0;
1596 }
1597
1598 static MachineClass *find_machine(const char *name)
1599 {
1600 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1601 MachineClass *mc = NULL;
1602
1603 for (el = machines; el; el = el->next) {
1604 MachineClass *temp = el->data;
1605
1606 if (!strcmp(temp->qemu_machine->name, name)) {
1607 mc = temp;
1608 break;
1609 }
1610 if (temp->qemu_machine->alias &&
1611 !strcmp(temp->qemu_machine->alias, name)) {
1612 mc = temp;
1613 break;
1614 }
1615 }
1616
1617 g_slist_free(machines);
1618 return mc;
1619 }
1620
1621 MachineClass *find_default_machine(void)
1622 {
1623 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1624 MachineClass *mc = NULL;
1625
1626 for (el = machines; el; el = el->next) {
1627 MachineClass *temp = el->data;
1628
1629 if (temp->qemu_machine->is_default) {
1630 mc = temp;
1631 break;
1632 }
1633 }
1634
1635 g_slist_free(machines);
1636 return mc;
1637 }
1638
1639 MachineInfoList *qmp_query_machines(Error **errp)
1640 {
1641 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1642 MachineInfoList *mach_list = NULL;
1643 QEMUMachine *m;
1644
1645 for (el = machines; el; el = el->next) {
1646 MachineClass *mc = el->data;
1647 MachineInfoList *entry;
1648 MachineInfo *info;
1649
1650 m = mc->qemu_machine;
1651 info = g_malloc0(sizeof(*info));
1652 if (m->is_default) {
1653 info->has_is_default = true;
1654 info->is_default = true;
1655 }
1656
1657 if (m->alias) {
1658 info->has_alias = true;
1659 info->alias = g_strdup(m->alias);
1660 }
1661
1662 info->name = g_strdup(m->name);
1663 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1664
1665 entry = g_malloc0(sizeof(*entry));
1666 entry->value = info;
1667 entry->next = mach_list;
1668 mach_list = entry;
1669 }
1670
1671 g_slist_free(machines);
1672 return mach_list;
1673 }
1674
1675 /***********************************************************/
1676 /* main execution loop */
1677
1678 struct vm_change_state_entry {
1679 VMChangeStateHandler *cb;
1680 void *opaque;
1681 QLIST_ENTRY (vm_change_state_entry) entries;
1682 };
1683
1684 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1685
1686 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1687 void *opaque)
1688 {
1689 VMChangeStateEntry *e;
1690
1691 e = g_malloc0(sizeof (*e));
1692
1693 e->cb = cb;
1694 e->opaque = opaque;
1695 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1696 return e;
1697 }
1698
1699 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1700 {
1701 QLIST_REMOVE (e, entries);
1702 g_free (e);
1703 }
1704
1705 void vm_state_notify(int running, RunState state)
1706 {
1707 VMChangeStateEntry *e;
1708
1709 trace_vm_state_notify(running, state);
1710
1711 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1712 e->cb(e->opaque, running, state);
1713 }
1714 }
1715
1716 void vm_start(void)
1717 {
1718 if (!runstate_is_running()) {
1719 cpu_enable_ticks();
1720 runstate_set(RUN_STATE_RUNNING);
1721 vm_state_notify(1, RUN_STATE_RUNNING);
1722 resume_all_vcpus();
1723 monitor_protocol_event(QEVENT_RESUME, NULL);
1724 }
1725 }
1726
1727 /* reset/shutdown handler */
1728
1729 typedef struct QEMUResetEntry {
1730 QTAILQ_ENTRY(QEMUResetEntry) entry;
1731 QEMUResetHandler *func;
1732 void *opaque;
1733 } QEMUResetEntry;
1734
1735 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1736 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1737 static int reset_requested;
1738 static int shutdown_requested, shutdown_signal = -1;
1739 static pid_t shutdown_pid;
1740 static int powerdown_requested;
1741 static int debug_requested;
1742 static int suspend_requested;
1743 static WakeupReason wakeup_reason;
1744 static NotifierList powerdown_notifiers =
1745 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1746 static NotifierList suspend_notifiers =
1747 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1748 static NotifierList wakeup_notifiers =
1749 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1750 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1751 static RunState vmstop_requested = RUN_STATE_MAX;
1752
1753 int qemu_shutdown_requested_get(void)
1754 {
1755 return shutdown_requested;
1756 }
1757
1758 int qemu_reset_requested_get(void)
1759 {
1760 return reset_requested;
1761 }
1762
1763 static int qemu_shutdown_requested(void)
1764 {
1765 int r = shutdown_requested;
1766 shutdown_requested = 0;
1767 return r;
1768 }
1769
1770 static void qemu_kill_report(void)
1771 {
1772 if (!qtest_driver() && shutdown_signal != -1) {
1773 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1774 if (shutdown_pid == 0) {
1775 /* This happens for eg ^C at the terminal, so it's worth
1776 * avoiding printing an odd message in that case.
1777 */
1778 fputc('\n', stderr);
1779 } else {
1780 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1781 }
1782 shutdown_signal = -1;
1783 }
1784 }
1785
1786 static int qemu_reset_requested(void)
1787 {
1788 int r = reset_requested;
1789 reset_requested = 0;
1790 return r;
1791 }
1792
1793 static int qemu_suspend_requested(void)
1794 {
1795 int r = suspend_requested;
1796 suspend_requested = 0;
1797 return r;
1798 }
1799
1800 static WakeupReason qemu_wakeup_requested(void)
1801 {
1802 return wakeup_reason;
1803 }
1804
1805 static int qemu_powerdown_requested(void)
1806 {
1807 int r = powerdown_requested;
1808 powerdown_requested = 0;
1809 return r;
1810 }
1811
1812 static int qemu_debug_requested(void)
1813 {
1814 int r = debug_requested;
1815 debug_requested = 0;
1816 return r;
1817 }
1818
1819 /* We use RUN_STATE_MAX but any invalid value will do */
1820 static bool qemu_vmstop_requested(RunState *r)
1821 {
1822 if (vmstop_requested < RUN_STATE_MAX) {
1823 *r = vmstop_requested;
1824 vmstop_requested = RUN_STATE_MAX;
1825 return true;
1826 }
1827
1828 return false;
1829 }
1830
1831 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1832 {
1833 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1834
1835 re->func = func;
1836 re->opaque = opaque;
1837 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1838 }
1839
1840 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1841 {
1842 QEMUResetEntry *re;
1843
1844 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1845 if (re->func == func && re->opaque == opaque) {
1846 QTAILQ_REMOVE(&reset_handlers, re, entry);
1847 g_free(re);
1848 return;
1849 }
1850 }
1851 }
1852
1853 void qemu_devices_reset(void)
1854 {
1855 QEMUResetEntry *re, *nre;
1856
1857 /* reset all devices */
1858 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1859 re->func(re->opaque);
1860 }
1861 }
1862
1863 void qemu_system_reset(bool report)
1864 {
1865 MachineClass *mc;
1866
1867 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1868
1869 if (mc && mc->qemu_machine->reset) {
1870 mc->qemu_machine->reset();
1871 } else {
1872 qemu_devices_reset();
1873 }
1874 if (report) {
1875 monitor_protocol_event(QEVENT_RESET, NULL);
1876 }
1877 cpu_synchronize_all_post_reset();
1878 }
1879
1880 void qemu_system_reset_request(void)
1881 {
1882 if (no_reboot) {
1883 shutdown_requested = 1;
1884 } else {
1885 reset_requested = 1;
1886 }
1887 cpu_stop_current();
1888 qemu_notify_event();
1889 }
1890
1891 static void qemu_system_suspend(void)
1892 {
1893 pause_all_vcpus();
1894 notifier_list_notify(&suspend_notifiers, NULL);
1895 runstate_set(RUN_STATE_SUSPENDED);
1896 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1897 }
1898
1899 void qemu_system_suspend_request(void)
1900 {
1901 if (runstate_check(RUN_STATE_SUSPENDED)) {
1902 return;
1903 }
1904 suspend_requested = 1;
1905 cpu_stop_current();
1906 qemu_notify_event();
1907 }
1908
1909 void qemu_register_suspend_notifier(Notifier *notifier)
1910 {
1911 notifier_list_add(&suspend_notifiers, notifier);
1912 }
1913
1914 void qemu_system_wakeup_request(WakeupReason reason)
1915 {
1916 trace_system_wakeup_request(reason);
1917
1918 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1919 return;
1920 }
1921 if (!(wakeup_reason_mask & (1 << reason))) {
1922 return;
1923 }
1924 runstate_set(RUN_STATE_RUNNING);
1925 wakeup_reason = reason;
1926 qemu_notify_event();
1927 }
1928
1929 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1930 {
1931 if (enabled) {
1932 wakeup_reason_mask |= (1 << reason);
1933 } else {
1934 wakeup_reason_mask &= ~(1 << reason);
1935 }
1936 }
1937
1938 void qemu_register_wakeup_notifier(Notifier *notifier)
1939 {
1940 notifier_list_add(&wakeup_notifiers, notifier);
1941 }
1942
1943 void qemu_system_killed(int signal, pid_t pid)
1944 {
1945 shutdown_signal = signal;
1946 shutdown_pid = pid;
1947 no_shutdown = 0;
1948 qemu_system_shutdown_request();
1949 }
1950
1951 void qemu_system_shutdown_request(void)
1952 {
1953 shutdown_requested = 1;
1954 qemu_notify_event();
1955 }
1956
1957 static void qemu_system_powerdown(void)
1958 {
1959 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1960 notifier_list_notify(&powerdown_notifiers, NULL);
1961 }
1962
1963 void qemu_system_powerdown_request(void)
1964 {
1965 powerdown_requested = 1;
1966 qemu_notify_event();
1967 }
1968
1969 void qemu_register_powerdown_notifier(Notifier *notifier)
1970 {
1971 notifier_list_add(&powerdown_notifiers, notifier);
1972 }
1973
1974 void qemu_system_debug_request(void)
1975 {
1976 debug_requested = 1;
1977 qemu_notify_event();
1978 }
1979
1980 void qemu_system_vmstop_request(RunState state)
1981 {
1982 vmstop_requested = state;
1983 qemu_notify_event();
1984 }
1985
1986 static bool main_loop_should_exit(void)
1987 {
1988 RunState r;
1989 if (qemu_debug_requested()) {
1990 vm_stop(RUN_STATE_DEBUG);
1991 }
1992 if (qemu_suspend_requested()) {
1993 qemu_system_suspend();
1994 }
1995 if (qemu_shutdown_requested()) {
1996 qemu_kill_report();
1997 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1998 if (no_shutdown) {
1999 vm_stop(RUN_STATE_SHUTDOWN);
2000 } else {
2001 return true;
2002 }
2003 }
2004 if (qemu_reset_requested()) {
2005 pause_all_vcpus();
2006 cpu_synchronize_all_states();
2007 qemu_system_reset(VMRESET_REPORT);
2008 resume_all_vcpus();
2009 if (runstate_needs_reset()) {
2010 runstate_set(RUN_STATE_PAUSED);
2011 }
2012 }
2013 if (qemu_wakeup_requested()) {
2014 pause_all_vcpus();
2015 cpu_synchronize_all_states();
2016 qemu_system_reset(VMRESET_SILENT);
2017 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2018 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
2019 resume_all_vcpus();
2020 monitor_protocol_event(QEVENT_WAKEUP, NULL);
2021 }
2022 if (qemu_powerdown_requested()) {
2023 qemu_system_powerdown();
2024 }
2025 if (qemu_vmstop_requested(&r)) {
2026 vm_stop(r);
2027 }
2028 return false;
2029 }
2030
2031 static void main_loop(void)
2032 {
2033 bool nonblocking;
2034 int last_io = 0;
2035 #ifdef CONFIG_PROFILER
2036 int64_t ti;
2037 #endif
2038 do {
2039 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
2040 #ifdef CONFIG_PROFILER
2041 ti = profile_getclock();
2042 #endif
2043 last_io = main_loop_wait(nonblocking);
2044 #ifdef CONFIG_PROFILER
2045 dev_time += profile_getclock() - ti;
2046 #endif
2047 } while (!main_loop_should_exit());
2048 }
2049
2050 static void version(void)
2051 {
2052 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2053 }
2054
2055 static void help(int exitcode)
2056 {
2057 version();
2058 printf("usage: %s [options] [disk_image]\n\n"
2059 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2060 error_get_progname());
2061
2062 #define QEMU_OPTIONS_GENERATE_HELP
2063 #include "qemu-options-wrapper.h"
2064
2065 printf("\nDuring emulation, the following keys are useful:\n"
2066 "ctrl-alt-f toggle full screen\n"
2067 "ctrl-alt-n switch to virtual console 'n'\n"
2068 "ctrl-alt toggle mouse and keyboard grab\n"
2069 "\n"
2070 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2071
2072 exit(exitcode);
2073 }
2074
2075 #define HAS_ARG 0x0001
2076
2077 typedef struct QEMUOption {
2078 const char *name;
2079 int flags;
2080 int index;
2081 uint32_t arch_mask;
2082 } QEMUOption;
2083
2084 static const QEMUOption qemu_options[] = {
2085 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2086 #define QEMU_OPTIONS_GENERATE_OPTIONS
2087 #include "qemu-options-wrapper.h"
2088 { NULL },
2089 };
2090
2091 static bool vga_available(void)
2092 {
2093 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2094 }
2095
2096 static bool cirrus_vga_available(void)
2097 {
2098 return object_class_by_name("cirrus-vga")
2099 || object_class_by_name("isa-cirrus-vga");
2100 }
2101
2102 static bool vmware_vga_available(void)
2103 {
2104 return object_class_by_name("vmware-svga");
2105 }
2106
2107 static bool qxl_vga_available(void)
2108 {
2109 return object_class_by_name("qxl-vga");
2110 }
2111
2112 static bool tcx_vga_available(void)
2113 {
2114 return object_class_by_name("SUNW,tcx");
2115 }
2116
2117 static bool cg3_vga_available(void)
2118 {
2119 return object_class_by_name("cgthree");
2120 }
2121
2122 static void select_vgahw (const char *p)
2123 {
2124 const char *opts;
2125
2126 assert(vga_interface_type == VGA_NONE);
2127 if (strstart(p, "std", &opts)) {
2128 if (vga_available()) {
2129 vga_interface_type = VGA_STD;
2130 } else {
2131 fprintf(stderr, "Error: standard VGA not available\n");
2132 exit(0);
2133 }
2134 } else if (strstart(p, "cirrus", &opts)) {
2135 if (cirrus_vga_available()) {
2136 vga_interface_type = VGA_CIRRUS;
2137 } else {
2138 fprintf(stderr, "Error: Cirrus VGA not available\n");
2139 exit(0);
2140 }
2141 } else if (strstart(p, "vmware", &opts)) {
2142 if (vmware_vga_available()) {
2143 vga_interface_type = VGA_VMWARE;
2144 } else {
2145 fprintf(stderr, "Error: VMWare SVGA not available\n");
2146 exit(0);
2147 }
2148 } else if (strstart(p, "xenfb", &opts)) {
2149 vga_interface_type = VGA_XENFB;
2150 } else if (strstart(p, "qxl", &opts)) {
2151 if (qxl_vga_available()) {
2152 vga_interface_type = VGA_QXL;
2153 } else {
2154 fprintf(stderr, "Error: QXL VGA not available\n");
2155 exit(0);
2156 }
2157 } else if (strstart(p, "tcx", &opts)) {
2158 if (tcx_vga_available()) {
2159 vga_interface_type = VGA_TCX;
2160 } else {
2161 fprintf(stderr, "Error: TCX framebuffer not available\n");
2162 exit(0);
2163 }
2164 } else if (strstart(p, "cg3", &opts)) {
2165 if (cg3_vga_available()) {
2166 vga_interface_type = VGA_CG3;
2167 } else {
2168 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2169 exit(0);
2170 }
2171 } else if (!strstart(p, "none", &opts)) {
2172 invalid_vga:
2173 fprintf(stderr, "Unknown vga type: %s\n", p);
2174 exit(1);
2175 }
2176 while (*opts) {
2177 const char *nextopt;
2178
2179 if (strstart(opts, ",retrace=", &nextopt)) {
2180 opts = nextopt;
2181 if (strstart(opts, "dumb", &nextopt))
2182 vga_retrace_method = VGA_RETRACE_DUMB;
2183 else if (strstart(opts, "precise", &nextopt))
2184 vga_retrace_method = VGA_RETRACE_PRECISE;
2185 else goto invalid_vga;
2186 } else goto invalid_vga;
2187 opts = nextopt;
2188 }
2189 }
2190
2191 static DisplayType select_display(const char *p)
2192 {
2193 const char *opts;
2194 DisplayType display = DT_DEFAULT;
2195
2196 if (strstart(p, "sdl", &opts)) {
2197 #ifdef CONFIG_SDL
2198 display = DT_SDL;
2199 while (*opts) {
2200 const char *nextopt;
2201
2202 if (strstart(opts, ",frame=", &nextopt)) {
2203 opts = nextopt;
2204 if (strstart(opts, "on", &nextopt)) {
2205 no_frame = 0;
2206 } else if (strstart(opts, "off", &nextopt)) {
2207 no_frame = 1;
2208 } else {
2209 goto invalid_sdl_args;
2210 }
2211 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2212 opts = nextopt;
2213 if (strstart(opts, "on", &nextopt)) {
2214 alt_grab = 1;
2215 } else if (strstart(opts, "off", &nextopt)) {
2216 alt_grab = 0;
2217 } else {
2218 goto invalid_sdl_args;
2219 }
2220 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2221 opts = nextopt;
2222 if (strstart(opts, "on", &nextopt)) {
2223 ctrl_grab = 1;
2224 } else if (strstart(opts, "off", &nextopt)) {
2225 ctrl_grab = 0;
2226 } else {
2227 goto invalid_sdl_args;
2228 }
2229 } else if (strstart(opts, ",window_close=", &nextopt)) {
2230 opts = nextopt;
2231 if (strstart(opts, "on", &nextopt)) {
2232 no_quit = 0;
2233 } else if (strstart(opts, "off", &nextopt)) {
2234 no_quit = 1;
2235 } else {
2236 goto invalid_sdl_args;
2237 }
2238 } else {
2239 invalid_sdl_args:
2240 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2241 exit(1);
2242 }
2243 opts = nextopt;
2244 }
2245 #else
2246 fprintf(stderr, "SDL support is disabled\n");
2247 exit(1);
2248 #endif
2249 } else if (strstart(p, "vnc", &opts)) {
2250 #ifdef CONFIG_VNC
2251 display_remote++;
2252
2253 if (*opts) {
2254 const char *nextopt;
2255
2256 if (strstart(opts, "=", &nextopt)) {
2257 vnc_display = nextopt;
2258 }
2259 }
2260 if (!vnc_display) {
2261 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2262 exit(1);
2263 }
2264 #else
2265 fprintf(stderr, "VNC support is disabled\n");
2266 exit(1);
2267 #endif
2268 } else if (strstart(p, "curses", &opts)) {
2269 #ifdef CONFIG_CURSES
2270 display = DT_CURSES;
2271 #else
2272 fprintf(stderr, "Curses support is disabled\n");
2273 exit(1);
2274 #endif
2275 } else if (strstart(p, "gtk", &opts)) {
2276 #ifdef CONFIG_GTK
2277 display = DT_GTK;
2278 #else
2279 fprintf(stderr, "GTK support is disabled\n");
2280 exit(1);
2281 #endif
2282 } else if (strstart(p, "none", &opts)) {
2283 display = DT_NONE;
2284 } else {
2285 fprintf(stderr, "Unknown display type: %s\n", p);
2286 exit(1);
2287 }
2288
2289 return display;
2290 }
2291
2292 static int balloon_parse(const char *arg)
2293 {
2294 QemuOpts *opts;
2295
2296 if (strcmp(arg, "none") == 0) {
2297 return 0;
2298 }
2299
2300 if (!strncmp(arg, "virtio", 6)) {
2301 if (arg[6] == ',') {
2302 /* have params -> parse them */
2303 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2304 if (!opts)
2305 return -1;
2306 } else {
2307 /* create empty opts */
2308 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2309 &error_abort);
2310 }
2311 qemu_opt_set(opts, "driver", "virtio-balloon");
2312 return 0;
2313 }
2314
2315 return -1;
2316 }
2317
2318 char *qemu_find_file(int type, const char *name)
2319 {
2320 int i;
2321 const char *subdir;
2322 char *buf;
2323
2324 /* Try the name as a straight path first */
2325 if (access(name, R_OK) == 0) {
2326 trace_load_file(name, name);
2327 return g_strdup(name);
2328 }
2329
2330 switch (type) {
2331 case QEMU_FILE_TYPE_BIOS:
2332 subdir = "";
2333 break;
2334 case QEMU_FILE_TYPE_KEYMAP:
2335 subdir = "keymaps/";
2336 break;
2337 default:
2338 abort();
2339 }
2340
2341 for (i = 0; i < data_dir_idx; i++) {
2342 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2343 if (access(buf, R_OK) == 0) {
2344 trace_load_file(name, buf);
2345 return buf;
2346 }
2347 g_free(buf);
2348 }
2349 return NULL;
2350 }
2351
2352 static int device_help_func(QemuOpts *opts, void *opaque)
2353 {
2354 return qdev_device_help(opts);
2355 }
2356
2357 static int device_init_func(QemuOpts *opts, void *opaque)
2358 {
2359 DeviceState *dev;
2360
2361 dev = qdev_device_add(opts);
2362 if (!dev)
2363 return -1;
2364 object_unref(OBJECT(dev));
2365 return 0;
2366 }
2367
2368 static int chardev_init_func(QemuOpts *opts, void *opaque)
2369 {
2370 Error *local_err = NULL;
2371
2372 qemu_chr_new_from_opts(opts, NULL, &local_err);
2373 if (local_err) {
2374 error_report("%s", error_get_pretty(local_err));
2375 error_free(local_err);
2376 return -1;
2377 }
2378 return 0;
2379 }
2380
2381 #ifdef CONFIG_VIRTFS
2382 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2383 {
2384 int ret;
2385 ret = qemu_fsdev_add(opts);
2386
2387 return ret;
2388 }
2389 #endif
2390
2391 static int mon_init_func(QemuOpts *opts, void *opaque)
2392 {
2393 CharDriverState *chr;
2394 const char *chardev;
2395 const char *mode;
2396 int flags;
2397
2398 mode = qemu_opt_get(opts, "mode");
2399 if (mode == NULL) {
2400 mode = "readline";
2401 }
2402 if (strcmp(mode, "readline") == 0) {
2403 flags = MONITOR_USE_READLINE;
2404 } else if (strcmp(mode, "control") == 0) {
2405 flags = MONITOR_USE_CONTROL;
2406 } else {
2407 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2408 exit(1);
2409 }
2410
2411 if (qemu_opt_get_bool(opts, "pretty", 0))
2412 flags |= MONITOR_USE_PRETTY;
2413
2414 if (qemu_opt_get_bool(opts, "default", 0))
2415 flags |= MONITOR_IS_DEFAULT;
2416
2417 chardev = qemu_opt_get(opts, "chardev");
2418 chr = qemu_chr_find(chardev);
2419 if (chr == NULL) {
2420 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2421 exit(1);
2422 }
2423
2424 qemu_chr_fe_claim_no_fail(chr);
2425 monitor_init(chr, flags);
2426 return 0;
2427 }
2428
2429 static void monitor_parse(const char *optarg, const char *mode)
2430 {
2431 static int monitor_device_index = 0;
2432 QemuOpts *opts;
2433 const char *p;
2434 char label[32];
2435 int def = 0;
2436
2437 if (strstart(optarg, "chardev:", &p)) {
2438 snprintf(label, sizeof(label), "%s", p);
2439 } else {
2440 snprintf(label, sizeof(label), "compat_monitor%d",
2441 monitor_device_index);
2442 if (monitor_device_index == 0) {
2443 def = 1;
2444 }
2445 opts = qemu_chr_parse_compat(label, optarg);
2446 if (!opts) {
2447 fprintf(stderr, "parse error: %s\n", optarg);
2448 exit(1);
2449 }
2450 }
2451
2452 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2453 if (!opts) {
2454 fprintf(stderr, "duplicate chardev: %s\n", label);
2455 exit(1);
2456 }
2457 qemu_opt_set(opts, "mode", mode);
2458 qemu_opt_set(opts, "chardev", label);
2459 if (def)
2460 qemu_opt_set(opts, "default", "on");
2461 monitor_device_index++;
2462 }
2463
2464 struct device_config {
2465 enum {
2466 DEV_USB, /* -usbdevice */
2467 DEV_BT, /* -bt */
2468 DEV_SERIAL, /* -serial */
2469 DEV_PARALLEL, /* -parallel */
2470 DEV_VIRTCON, /* -virtioconsole */
2471 DEV_DEBUGCON, /* -debugcon */
2472 DEV_GDB, /* -gdb, -s */
2473 DEV_SCLP, /* s390 sclp */
2474 } type;
2475 const char *cmdline;
2476 Location loc;
2477 QTAILQ_ENTRY(device_config) next;
2478 };
2479
2480 static QTAILQ_HEAD(, device_config) device_configs =
2481 QTAILQ_HEAD_INITIALIZER(device_configs);
2482
2483 static void add_device_config(int type, const char *cmdline)
2484 {
2485 struct device_config *conf;
2486
2487 conf = g_malloc0(sizeof(*conf));
2488 conf->type = type;
2489 conf->cmdline = cmdline;
2490 loc_save(&conf->loc);
2491 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2492 }
2493
2494 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2495 {
2496 struct device_config *conf;
2497 int rc;
2498
2499 QTAILQ_FOREACH(conf, &device_configs, next) {
2500 if (conf->type != type)
2501 continue;
2502 loc_push_restore(&conf->loc);
2503 rc = func(conf->cmdline);
2504 loc_pop(&conf->loc);
2505 if (0 != rc)
2506 return rc;
2507 }
2508 return 0;
2509 }
2510
2511 static int serial_parse(const char *devname)
2512 {
2513 static int index = 0;
2514 char label[32];
2515
2516 if (strcmp(devname, "none") == 0)
2517 return 0;
2518 if (index == MAX_SERIAL_PORTS) {
2519 fprintf(stderr, "qemu: too many serial ports\n");
2520 exit(1);
2521 }
2522 snprintf(label, sizeof(label), "serial%d", index);
2523 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2524 if (!serial_hds[index]) {
2525 fprintf(stderr, "qemu: could not connect serial device"
2526 " to character backend '%s'\n", devname);
2527 return -1;
2528 }
2529 index++;
2530 return 0;
2531 }
2532
2533 static int parallel_parse(const char *devname)
2534 {
2535 static int index = 0;
2536 char label[32];
2537
2538 if (strcmp(devname, "none") == 0)
2539 return 0;
2540 if (index == MAX_PARALLEL_PORTS) {
2541 fprintf(stderr, "qemu: too many parallel ports\n");
2542 exit(1);
2543 }
2544 snprintf(label, sizeof(label), "parallel%d", index);
2545 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2546 if (!parallel_hds[index]) {
2547 fprintf(stderr, "qemu: could not connect parallel device"
2548 " to character backend '%s'\n", devname);
2549 return -1;
2550 }
2551 index++;
2552 return 0;
2553 }
2554
2555 static int virtcon_parse(const char *devname)
2556 {
2557 QemuOptsList *device = qemu_find_opts("device");
2558 static int index = 0;
2559 char label[32];
2560 QemuOpts *bus_opts, *dev_opts;
2561
2562 if (strcmp(devname, "none") == 0)
2563 return 0;
2564 if (index == MAX_VIRTIO_CONSOLES) {
2565 fprintf(stderr, "qemu: too many virtio consoles\n");
2566 exit(1);
2567 }
2568
2569 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2570 if (arch_type == QEMU_ARCH_S390X) {
2571 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2572 } else {
2573 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2574 }
2575
2576 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2577 qemu_opt_set(dev_opts, "driver", "virtconsole");
2578
2579 snprintf(label, sizeof(label), "virtcon%d", index);
2580 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2581 if (!virtcon_hds[index]) {
2582 fprintf(stderr, "qemu: could not connect virtio console"
2583 " to character backend '%s'\n", devname);
2584 return -1;
2585 }
2586 qemu_opt_set(dev_opts, "chardev", label);
2587
2588 index++;
2589 return 0;
2590 }
2591
2592 static int sclp_parse(const char *devname)
2593 {
2594 QemuOptsList *device = qemu_find_opts("device");
2595 static int index = 0;
2596 char label[32];
2597 QemuOpts *dev_opts;
2598
2599 if (strcmp(devname, "none") == 0) {
2600 return 0;
2601 }
2602 if (index == MAX_SCLP_CONSOLES) {
2603 fprintf(stderr, "qemu: too many sclp consoles\n");
2604 exit(1);
2605 }
2606
2607 assert(arch_type == QEMU_ARCH_S390X);
2608
2609 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2610 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2611
2612 snprintf(label, sizeof(label), "sclpcon%d", index);
2613 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2614 if (!sclp_hds[index]) {
2615 fprintf(stderr, "qemu: could not connect sclp console"
2616 " to character backend '%s'\n", devname);
2617 return -1;
2618 }
2619 qemu_opt_set(dev_opts, "chardev", label);
2620
2621 index++;
2622 return 0;
2623 }
2624
2625 static int debugcon_parse(const char *devname)
2626 {
2627 QemuOpts *opts;
2628
2629 if (!qemu_chr_new("debugcon", devname, NULL)) {
2630 exit(1);
2631 }
2632 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2633 if (!opts) {
2634 fprintf(stderr, "qemu: already have a debugcon device\n");
2635 exit(1);
2636 }
2637 qemu_opt_set(opts, "driver", "isa-debugcon");
2638 qemu_opt_set(opts, "chardev", "debugcon");
2639 return 0;
2640 }
2641
2642 static MachineClass *machine_parse(const char *name)
2643 {
2644 MachineClass *mc = NULL;
2645 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2646
2647 if (name) {
2648 mc = find_machine(name);
2649 }
2650 if (mc) {
2651 return mc;
2652 }
2653 printf("Supported machines are:\n");
2654 for (el = machines; el; el = el->next) {
2655 MachineClass *mc = el->data;
2656 QEMUMachine *m = mc->qemu_machine;
2657 if (m->alias) {
2658 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2659 }
2660 printf("%-20s %s%s\n", m->name, m->desc,
2661 m->is_default ? " (default)" : "");
2662 }
2663
2664 g_slist_free(machines);
2665 exit(!name || !is_help_option(name));
2666 }
2667
2668 static int tcg_init(QEMUMachine *machine)
2669 {
2670 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2671 return 0;
2672 }
2673
2674 static struct {
2675 const char *opt_name;
2676 const char *name;
2677 int (*available)(void);
2678 int (*init)(QEMUMachine *);
2679 bool *allowed;
2680 } accel_list[] = {
2681 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2682 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2683 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2684 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
2685 };
2686
2687 static int configure_accelerator(QEMUMachine *machine)
2688 {
2689 const char *p;
2690 char buf[10];
2691 int i, ret;
2692 bool accel_initialised = false;
2693 bool init_failed = false;
2694
2695 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
2696 if (p == NULL) {
2697 /* Use the default "accelerator", tcg */
2698 p = "tcg";
2699 }
2700
2701 while (!accel_initialised && *p != '\0') {
2702 if (*p == ':') {
2703 p++;
2704 }
2705 p = get_opt_name(buf, sizeof (buf), p, ':');
2706 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2707 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2708 if (!accel_list[i].available()) {
2709 printf("%s not supported for this target\n",
2710 accel_list[i].name);
2711 continue;
2712 }
2713 *(accel_list[i].allowed) = true;
2714 ret = accel_list[i].init(machine);
2715 if (ret < 0) {
2716 init_failed = true;
2717 fprintf(stderr, "failed to initialize %s: %s\n",
2718 accel_list[i].name,
2719 strerror(-ret));
2720 *(accel_list[i].allowed) = false;
2721 } else {
2722 accel_initialised = true;
2723 }
2724 break;
2725 }
2726 }
2727 if (i == ARRAY_SIZE(accel_list)) {
2728 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2729 }
2730 }
2731
2732 if (!accel_initialised) {
2733 if (!init_failed) {
2734 fprintf(stderr, "No accelerator found!\n");
2735 }
2736 exit(1);
2737 }
2738
2739 if (init_failed) {
2740 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2741 }
2742
2743 return !accel_initialised;
2744 }
2745
2746 void qemu_add_exit_notifier(Notifier *notify)
2747 {
2748 notifier_list_add(&exit_notifiers, notify);
2749 }
2750
2751 void qemu_remove_exit_notifier(Notifier *notify)
2752 {
2753 notifier_remove(notify);
2754 }
2755
2756 static void qemu_run_exit_notifiers(void)
2757 {
2758 notifier_list_notify(&exit_notifiers, NULL);
2759 }
2760
2761 void qemu_add_machine_init_done_notifier(Notifier *notify)
2762 {
2763 notifier_list_add(&machine_init_done_notifiers, notify);
2764 }
2765
2766 static void qemu_run_machine_init_done_notifiers(void)
2767 {
2768 notifier_list_notify(&machine_init_done_notifiers, NULL);
2769 }
2770
2771 static const QEMUOption *lookup_opt(int argc, char **argv,
2772 const char **poptarg, int *poptind)
2773 {
2774 const QEMUOption *popt;
2775 int optind = *poptind;
2776 char *r = argv[optind];
2777 const char *optarg;
2778
2779 loc_set_cmdline(argv, optind, 1);
2780 optind++;
2781 /* Treat --foo the same as -foo. */
2782 if (r[1] == '-')
2783 r++;
2784 popt = qemu_options;
2785 for(;;) {
2786 if (!popt->name) {
2787 error_report("invalid option");
2788 exit(1);
2789 }
2790 if (!strcmp(popt->name, r + 1))
2791 break;
2792 popt++;
2793 }
2794 if (popt->flags & HAS_ARG) {
2795 if (optind >= argc) {
2796 error_report("requires an argument");
2797 exit(1);
2798 }
2799 optarg = argv[optind++];
2800 loc_set_cmdline(argv, optind - 2, 2);
2801 } else {
2802 optarg = NULL;
2803 }
2804
2805 *poptarg = optarg;
2806 *poptind = optind;
2807
2808 return popt;
2809 }
2810
2811 static gpointer malloc_and_trace(gsize n_bytes)
2812 {
2813 void *ptr = malloc(n_bytes);
2814 trace_g_malloc(n_bytes, ptr);
2815 return ptr;
2816 }
2817
2818 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2819 {
2820 void *ptr = realloc(mem, n_bytes);
2821 trace_g_realloc(mem, n_bytes, ptr);
2822 return ptr;
2823 }
2824
2825 static void free_and_trace(gpointer mem)
2826 {
2827 trace_g_free(mem);
2828 free(mem);
2829 }
2830
2831 static int object_set_property(const char *name, const char *value, void *opaque)
2832 {
2833 Object *obj = OBJECT(opaque);
2834 StringInputVisitor *siv;
2835 Error *local_err = NULL;
2836
2837 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2838 return 0;
2839 }
2840
2841 siv = string_input_visitor_new(value);
2842 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2843 string_input_visitor_cleanup(siv);
2844
2845 if (local_err) {
2846 qerror_report_err(local_err);
2847 error_free(local_err);
2848 return -1;
2849 }
2850
2851 return 0;
2852 }
2853
2854 static int object_create(QemuOpts *opts, void *opaque)
2855 {
2856 const char *type = qemu_opt_get(opts, "qom-type");
2857 const char *id = qemu_opts_id(opts);
2858 Error *local_err = NULL;
2859 Object *obj;
2860
2861 g_assert(type != NULL);
2862
2863 if (id == NULL) {
2864 qerror_report(QERR_MISSING_PARAMETER, "id");
2865 return -1;
2866 }
2867
2868 obj = object_new(type);
2869 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2870 object_unref(obj);
2871 return -1;
2872 }
2873
2874 if (!object_dynamic_cast(obj, TYPE_USER_CREATABLE)) {
2875 error_setg(&local_err, "object '%s' isn't supported by -object",
2876 id);
2877 goto out;
2878 }
2879
2880 user_creatable_complete(obj, &local_err);
2881 if (local_err) {
2882 goto out;
2883 }
2884
2885 object_property_add_child(container_get(object_get_root(), "/objects"),
2886 id, obj, &local_err);
2887
2888 out:
2889 object_unref(obj);
2890 if (local_err) {
2891 qerror_report_err(local_err);
2892 error_free(local_err);
2893 return -1;
2894 }
2895 return 0;
2896 }
2897
2898 int main(int argc, char **argv, char **envp)
2899 {
2900 int i;
2901 int snapshot, linux_boot;
2902 const char *icount_option = NULL;
2903 const char *initrd_filename;
2904 const char *kernel_filename, *kernel_cmdline;
2905 const char *boot_order;
2906 DisplayState *ds;
2907 int cyls, heads, secs, translation;
2908 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2909 QemuOptsList *olist;
2910 int optind;
2911 const char *optarg;
2912 const char *loadvm = NULL;
2913 MachineClass *machine_class;
2914 QEMUMachine *machine;
2915 const char *cpu_model;
2916 const char *vga_model = NULL;
2917 const char *qtest_chrdev = NULL;
2918 const char *qtest_log = NULL;
2919 const char *pid_file = NULL;
2920 const char *incoming = NULL;
2921 #ifdef CONFIG_VNC
2922 int show_vnc_port = 0;
2923 #endif
2924 bool defconfig = true;
2925 bool userconfig = true;
2926 const char *log_mask = NULL;
2927 const char *log_file = NULL;
2928 GMemVTable mem_trace = {
2929 .malloc = malloc_and_trace,
2930 .realloc = realloc_and_trace,
2931 .free = free_and_trace,
2932 };
2933 const char *trace_events = NULL;
2934 const char *trace_file = NULL;
2935
2936 atexit(qemu_run_exit_notifiers);
2937 error_set_progname(argv[0]);
2938 qemu_init_exec_dir(argv[0]);
2939
2940 g_mem_set_vtable(&mem_trace);
2941 if (!g_thread_supported()) {
2942 #if !GLIB_CHECK_VERSION(2, 31, 0)
2943 g_thread_init(NULL);
2944 #else
2945 fprintf(stderr, "glib threading failed to initialize.\n");
2946 exit(1);
2947 #endif
2948 }
2949
2950 module_call_init(MODULE_INIT_QOM);
2951
2952 qemu_add_opts(&qemu_drive_opts);
2953 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2954 qemu_add_drive_opts(&qemu_common_drive_opts);
2955 qemu_add_drive_opts(&qemu_drive_opts);
2956 qemu_add_opts(&qemu_chardev_opts);
2957 qemu_add_opts(&qemu_device_opts);
2958 qemu_add_opts(&qemu_netdev_opts);
2959 qemu_add_opts(&qemu_net_opts);
2960 qemu_add_opts(&qemu_rtc_opts);
2961 qemu_add_opts(&qemu_global_opts);
2962 qemu_add_opts(&qemu_mon_opts);
2963 qemu_add_opts(&qemu_trace_opts);
2964 qemu_add_opts(&qemu_option_rom_opts);
2965 qemu_add_opts(&qemu_machine_opts);
2966 qemu_add_opts(&qemu_smp_opts);
2967 qemu_add_opts(&qemu_boot_opts);
2968 qemu_add_opts(&qemu_sandbox_opts);
2969 qemu_add_opts(&qemu_add_fd_opts);
2970 qemu_add_opts(&qemu_object_opts);
2971 qemu_add_opts(&qemu_tpmdev_opts);
2972 qemu_add_opts(&qemu_realtime_opts);
2973 qemu_add_opts(&qemu_msg_opts);
2974 qemu_add_opts(&qemu_name_opts);
2975
2976 runstate_init();
2977
2978 init_clocks();
2979 rtc_clock = QEMU_CLOCK_HOST;
2980
2981 qemu_init_auxval(envp);
2982 qemu_cache_utils_init();
2983
2984 QLIST_INIT (&vm_change_state_head);
2985 os_setup_early_signal_handling();
2986
2987 module_call_init(MODULE_INIT_MACHINE);
2988 machine_class = find_default_machine();
2989 cpu_model = NULL;
2990 ram_size = 0;
2991 snapshot = 0;
2992 cyls = heads = secs = 0;
2993 translation = BIOS_ATA_TRANSLATION_AUTO;
2994
2995 for (i = 0; i < MAX_NODES; i++) {
2996 node_mem[i] = 0;
2997 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2998 }
2999
3000 nb_numa_nodes = 0;
3001 nb_nics = 0;
3002
3003 bdrv_init_with_whitelist();
3004
3005 autostart = 1;
3006
3007 /* first pass of option parsing */
3008 optind = 1;
3009 while (optind < argc) {
3010 if (argv[optind][0] != '-') {
3011 /* disk image */
3012 optind++;
3013 continue;
3014 } else {
3015 const QEMUOption *popt;
3016
3017 popt = lookup_opt(argc, argv, &optarg, &optind);
3018 switch (popt->index) {
3019 case QEMU_OPTION_nodefconfig:
3020 defconfig = false;
3021 break;
3022 case QEMU_OPTION_nouserconfig:
3023 userconfig = false;
3024 break;
3025 }
3026 }
3027 }
3028
3029 if (defconfig) {
3030 int ret;
3031 ret = qemu_read_default_config_files(userconfig);
3032 if (ret < 0) {
3033 exit(1);
3034 }
3035 }
3036
3037 /* second pass of option parsing */
3038 optind = 1;
3039 for(;;) {
3040 if (optind >= argc)
3041 break;
3042 if (argv[optind][0] != '-') {
3043 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
3044 } else {
3045 const QEMUOption *popt;
3046
3047 popt = lookup_opt(argc, argv, &optarg, &optind);
3048 if (!(popt->arch_mask & arch_type)) {
3049 printf("Option %s not supported for this target\n", popt->name);
3050 exit(1);
3051 }
3052 switch(popt->index) {
3053 case QEMU_OPTION_M:
3054 machine_class = machine_parse(optarg);
3055 break;
3056 case QEMU_OPTION_no_kvm_irqchip: {
3057 olist = qemu_find_opts("machine");
3058 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3059 break;
3060 }
3061 case QEMU_OPTION_cpu:
3062 /* hw initialization will check this */
3063 cpu_model = optarg;
3064 break;
3065 case QEMU_OPTION_hda:
3066 {
3067 char buf[256];
3068 if (cyls == 0)
3069 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3070 else
3071 snprintf(buf, sizeof(buf),
3072 "%s,cyls=%d,heads=%d,secs=%d%s",
3073 HD_OPTS , cyls, heads, secs,
3074 translation == BIOS_ATA_TRANSLATION_LBA ?
3075 ",trans=lba" :
3076 translation == BIOS_ATA_TRANSLATION_NONE ?
3077 ",trans=none" : "");
3078 drive_add(IF_DEFAULT, 0, optarg, buf);
3079 break;
3080 }
3081 case QEMU_OPTION_hdb:
3082 case QEMU_OPTION_hdc:
3083 case QEMU_OPTION_hdd:
3084 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3085 HD_OPTS);
3086 break;
3087 case QEMU_OPTION_drive:
3088 if (drive_def(optarg) == NULL) {
3089 exit(1);
3090 }
3091 break;
3092 case QEMU_OPTION_set:
3093 if (qemu_set_option(optarg) != 0)
3094 exit(1);
3095 break;
3096 case QEMU_OPTION_global:
3097 if (qemu_global_option(optarg) != 0)
3098 exit(1);
3099 break;
3100 case QEMU_OPTION_mtdblock:
3101 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3102 break;
3103 case QEMU_OPTION_sd:
3104 drive_add(IF_SD, -1, optarg, SD_OPTS);
3105 break;
3106 case QEMU_OPTION_pflash:
3107 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3108 break;
3109 case QEMU_OPTION_snapshot:
3110 snapshot = 1;
3111 break;
3112 case QEMU_OPTION_hdachs:
3113 {
3114 const char *p;
3115 p = optarg;
3116 cyls = strtol(p, (char **)&p, 0);
3117 if (cyls < 1 || cyls > 16383)
3118 goto chs_fail;
3119 if (*p != ',')
3120 goto chs_fail;
3121 p++;
3122 heads = strtol(p, (char **)&p, 0);
3123 if (heads < 1 || heads > 16)
3124 goto chs_fail;
3125 if (*p != ',')
3126 goto chs_fail;
3127 p++;
3128 secs = strtol(p, (char **)&p, 0);
3129 if (secs < 1 || secs > 63)
3130 goto chs_fail;
3131 if (*p == ',') {
3132 p++;
3133 if (!strcmp(p, "large")) {
3134 translation = BIOS_ATA_TRANSLATION_LARGE;
3135 } else if (!strcmp(p, "rechs")) {
3136 translation = BIOS_ATA_TRANSLATION_RECHS;
3137 } else if (!strcmp(p, "none")) {
3138 translation = BIOS_ATA_TRANSLATION_NONE;
3139 } else if (!strcmp(p, "lba")) {
3140 translation = BIOS_ATA_TRANSLATION_LBA;
3141 } else if (!strcmp(p, "auto")) {
3142 translation = BIOS_ATA_TRANSLATION_AUTO;
3143 } else {
3144 goto chs_fail;
3145 }
3146 } else if (*p != '\0') {
3147 chs_fail:
3148 fprintf(stderr, "qemu: invalid physical CHS format\n");
3149 exit(1);
3150 }
3151 if (hda_opts != NULL) {
3152 char num[16];
3153 snprintf(num, sizeof(num), "%d", cyls);
3154 qemu_opt_set(hda_opts, "cyls", num);
3155 snprintf(num, sizeof(num), "%d", heads);
3156 qemu_opt_set(hda_opts, "heads", num);
3157 snprintf(num, sizeof(num), "%d", secs);
3158 qemu_opt_set(hda_opts, "secs", num);
3159 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3160 qemu_opt_set(hda_opts, "trans", "large");
3161 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3162 qemu_opt_set(hda_opts, "trans", "rechs");
3163 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
3164 qemu_opt_set(hda_opts, "trans", "lba");
3165 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
3166 qemu_opt_set(hda_opts, "trans", "none");
3167 }
3168 }
3169 }
3170 break;
3171 case QEMU_OPTION_numa:
3172 numa_add(optarg);
3173 break;
3174 case QEMU_OPTION_display:
3175 display_type = select_display(optarg);
3176 break;
3177 case QEMU_OPTION_nographic:
3178 display_type = DT_NOGRAPHIC;
3179 break;
3180 case QEMU_OPTION_curses:
3181 #ifdef CONFIG_CURSES
3182 display_type = DT_CURSES;
3183 #else
3184 fprintf(stderr, "Curses support is disabled\n");
3185 exit(1);
3186 #endif
3187 break;
3188 case QEMU_OPTION_portrait:
3189 graphic_rotate = 90;
3190 break;
3191 case QEMU_OPTION_rotate:
3192 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3193 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3194 graphic_rotate != 180 && graphic_rotate != 270) {
3195 fprintf(stderr,
3196 "qemu: only 90, 180, 270 deg rotation is available\n");
3197 exit(1);
3198 }
3199 break;
3200 case QEMU_OPTION_kernel:
3201 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3202 break;
3203 case QEMU_OPTION_initrd:
3204 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3205 break;
3206 case QEMU_OPTION_append:
3207 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3208 break;
3209 case QEMU_OPTION_dtb:
3210 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3211 break;
3212 case QEMU_OPTION_cdrom:
3213 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3214 break;
3215 case QEMU_OPTION_boot:
3216 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3217 if (!opts) {
3218 exit(1);
3219 }
3220 break;
3221 case QEMU_OPTION_fda:
3222 case QEMU_OPTION_fdb:
3223 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3224 optarg, FD_OPTS);
3225 break;
3226 case QEMU_OPTION_no_fd_bootchk:
3227 fd_bootchk = 0;
3228 break;
3229 case QEMU_OPTION_netdev:
3230 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3231 exit(1);
3232 }
3233 break;
3234 case QEMU_OPTION_net:
3235 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3236 exit(1);
3237 }
3238 break;
3239 #ifdef CONFIG_LIBISCSI
3240 case QEMU_OPTION_iscsi:
3241 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3242 if (!opts) {
3243 exit(1);
3244 }
3245 break;
3246 #endif
3247 #ifdef CONFIG_SLIRP
3248 case QEMU_OPTION_tftp:
3249 legacy_tftp_prefix = optarg;
3250 break;
3251 case QEMU_OPTION_bootp:
3252 legacy_bootp_filename = optarg;
3253 break;
3254 case QEMU_OPTION_redir:
3255 if (net_slirp_redir(optarg) < 0)
3256 exit(1);
3257 break;
3258 #endif
3259 case QEMU_OPTION_bt:
3260 add_device_config(DEV_BT, optarg);
3261 break;
3262 case QEMU_OPTION_audio_help:
3263 AUD_help ();
3264 exit (0);
3265 break;
3266 case QEMU_OPTION_soundhw:
3267 select_soundhw (optarg);
3268 break;
3269 case QEMU_OPTION_h:
3270 help(0);
3271 break;
3272 case QEMU_OPTION_version:
3273 version();
3274 exit(0);
3275 break;
3276 case QEMU_OPTION_m: {
3277 int64_t value;
3278 uint64_t sz;
3279 char *end;
3280
3281 value = strtosz(optarg, &end);
3282 if (value < 0 || *end) {
3283 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3284 exit(1);
3285 }
3286 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3287 ram_size = sz;
3288 if (ram_size != sz) {
3289 fprintf(stderr, "qemu: ram size too large\n");
3290 exit(1);
3291 }
3292 break;
3293 }
3294 #ifdef CONFIG_TPM
3295 case QEMU_OPTION_tpmdev:
3296 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3297 exit(1);
3298 }
3299 break;
3300 #endif
3301 case QEMU_OPTION_mempath:
3302 mem_path = optarg;
3303 break;
3304 case QEMU_OPTION_mem_prealloc:
3305 mem_prealloc = 1;
3306 break;
3307 case QEMU_OPTION_d:
3308 log_mask = optarg;
3309 break;
3310 case QEMU_OPTION_D:
3311 log_file = optarg;
3312 break;
3313 case QEMU_OPTION_s:
3314 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3315 break;
3316 case QEMU_OPTION_gdb:
3317 add_device_config(DEV_GDB, optarg);
3318 break;
3319 case QEMU_OPTION_L:
3320 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3321 data_dir[data_dir_idx++] = optarg;
3322 }
3323 break;
3324 case QEMU_OPTION_bios:
3325 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3326 break;
3327 case QEMU_OPTION_singlestep:
3328 singlestep = 1;
3329 break;
3330 case QEMU_OPTION_S:
3331 autostart = 0;
3332 break;
3333 case QEMU_OPTION_k:
3334 keyboard_layout = optarg;
3335 break;
3336 case QEMU_OPTION_localtime:
3337 rtc_utc = 0;
3338 break;
3339 case QEMU_OPTION_vga:
3340 vga_model = optarg;
3341 default_vga = 0;
3342 break;
3343 case QEMU_OPTION_g:
3344 {
3345 const char *p;
3346 int w, h, depth;
3347 p = optarg;
3348 w = strtol(p, (char **)&p, 10);
3349 if (w <= 0) {
3350 graphic_error:
3351 fprintf(stderr, "qemu: invalid resolution or depth\n");
3352 exit(1);
3353 }
3354 if (*p != 'x')
3355 goto graphic_error;
3356 p++;
3357 h = strtol(p, (char **)&p, 10);
3358 if (h <= 0)
3359 goto graphic_error;
3360 if (*p == 'x') {
3361 p++;
3362 depth = strtol(p, (char **)&p, 10);
3363 if (depth != 8 && depth != 15 && depth != 16 &&
3364 depth != 24 && depth != 32)
3365 goto graphic_error;
3366 } else if (*p == '\0') {
3367 depth = graphic_depth;
3368 } else {
3369 goto graphic_error;
3370 }
3371
3372 graphic_width = w;
3373 graphic_height = h;
3374 graphic_depth = depth;
3375 }
3376 break;
3377 case QEMU_OPTION_echr:
3378 {
3379 char *r;
3380 term_escape_char = strtol(optarg, &r, 0);
3381 if (r == optarg)
3382 printf("Bad argument to echr\n");
3383 break;
3384 }
3385 case QEMU_OPTION_monitor:
3386 default_monitor = 0;
3387 if (strncmp(optarg, "none", 4)) {
3388 monitor_parse(optarg, "readline");
3389 }
3390 break;
3391 case QEMU_OPTION_qmp:
3392 monitor_parse(optarg, "control");
3393 default_monitor = 0;
3394 break;
3395 case QEMU_OPTION_mon:
3396 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3397 if (!opts) {
3398 exit(1);
3399 }
3400 default_monitor = 0;
3401 break;
3402 case QEMU_OPTION_chardev:
3403 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3404 if (!opts) {
3405 exit(1);
3406 }
3407 break;
3408 case QEMU_OPTION_fsdev:
3409 olist = qemu_find_opts("fsdev");
3410 if (!olist) {
3411 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3412 exit(1);
3413 }
3414 opts = qemu_opts_parse(olist, optarg, 1);
3415 if (!opts) {
3416 exit(1);
3417 }
3418 break;
3419 case QEMU_OPTION_virtfs: {
3420 QemuOpts *fsdev;
3421 QemuOpts *device;
3422 const char *writeout, *sock_fd, *socket;
3423
3424 olist = qemu_find_opts("virtfs");
3425 if (!olist) {
3426 fprintf(stderr, "virtfs 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
3434 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3435 qemu_opt_get(opts, "mount_tag") == NULL) {
3436 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3437 exit(1);
3438 }
3439 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3440 qemu_opt_get(opts, "mount_tag"),
3441 1, NULL);
3442 if (!fsdev) {
3443 fprintf(stderr, "duplicate fsdev id: %s\n",
3444 qemu_opt_get(opts, "mount_tag"));
3445 exit(1);
3446 }
3447
3448 writeout = qemu_opt_get(opts, "writeout");
3449 if (writeout) {
3450 #ifdef CONFIG_SYNC_FILE_RANGE
3451 qemu_opt_set(fsdev, "writeout", writeout);
3452 #else
3453 fprintf(stderr, "writeout=immediate not supported on "
3454 "this platform\n");
3455 exit(1);
3456 #endif
3457 }
3458 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3459 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3460 qemu_opt_set(fsdev, "security_model",
3461 qemu_opt_get(opts, "security_model"));
3462 socket = qemu_opt_get(opts, "socket");
3463 if (socket) {
3464 qemu_opt_set(fsdev, "socket", socket);
3465 }
3466 sock_fd = qemu_opt_get(opts, "sock_fd");
3467 if (sock_fd) {
3468 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3469 }
3470
3471 qemu_opt_set_bool(fsdev, "readonly",
3472 qemu_opt_get_bool(opts, "readonly", 0));
3473 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3474 &error_abort);
3475 qemu_opt_set(device, "driver", "virtio-9p-pci");
3476 qemu_opt_set(device, "fsdev",
3477 qemu_opt_get(opts, "mount_tag"));
3478 qemu_opt_set(device, "mount_tag",
3479 qemu_opt_get(opts, "mount_tag"));
3480 break;
3481 }
3482 case QEMU_OPTION_virtfs_synth: {
3483 QemuOpts *fsdev;
3484 QemuOpts *device;
3485
3486 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3487 1, NULL);
3488 if (!fsdev) {
3489 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3490 exit(1);
3491 }
3492 qemu_opt_set(fsdev, "fsdriver", "synth");
3493
3494 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3495 &error_abort);
3496 qemu_opt_set(device, "driver", "virtio-9p-pci");
3497 qemu_opt_set(device, "fsdev", "v_synth");
3498 qemu_opt_set(device, "mount_tag", "v_synth");
3499 break;
3500 }
3501 case QEMU_OPTION_serial:
3502 add_device_config(DEV_SERIAL, optarg);
3503 default_serial = 0;
3504 if (strncmp(optarg, "mon:", 4) == 0) {
3505 default_monitor = 0;
3506 }
3507 break;
3508 case QEMU_OPTION_watchdog:
3509 if (watchdog) {
3510 fprintf(stderr,
3511 "qemu: only one watchdog option may be given\n");
3512 return 1;
3513 }
3514 watchdog = optarg;
3515 break;
3516 case QEMU_OPTION_watchdog_action:
3517 if (select_watchdog_action(optarg) == -1) {
3518 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3519 exit(1);
3520 }
3521 break;
3522 case QEMU_OPTION_virtiocon:
3523 add_device_config(DEV_VIRTCON, optarg);
3524 default_virtcon = 0;
3525 if (strncmp(optarg, "mon:", 4) == 0) {
3526 default_monitor = 0;
3527 }
3528 break;
3529 case QEMU_OPTION_parallel:
3530 add_device_config(DEV_PARALLEL, optarg);
3531 default_parallel = 0;
3532 if (strncmp(optarg, "mon:", 4) == 0) {
3533 default_monitor = 0;
3534 }
3535 break;
3536 case QEMU_OPTION_debugcon:
3537 add_device_config(DEV_DEBUGCON, optarg);
3538 break;
3539 case QEMU_OPTION_loadvm:
3540 loadvm = optarg;
3541 break;
3542 case QEMU_OPTION_full_screen:
3543 full_screen = 1;
3544 break;
3545 case QEMU_OPTION_no_frame:
3546 no_frame = 1;
3547 break;
3548 case QEMU_OPTION_alt_grab:
3549 alt_grab = 1;
3550 break;
3551 case QEMU_OPTION_ctrl_grab:
3552 ctrl_grab = 1;
3553 break;
3554 case QEMU_OPTION_no_quit:
3555 no_quit = 1;
3556 break;
3557 case QEMU_OPTION_sdl:
3558 #ifdef CONFIG_SDL
3559 display_type = DT_SDL;
3560 break;
3561 #else
3562 fprintf(stderr, "SDL support is disabled\n");
3563 exit(1);
3564 #endif
3565 case QEMU_OPTION_pidfile:
3566 pid_file = optarg;
3567 break;
3568 case QEMU_OPTION_win2k_hack:
3569 win2k_install_hack = 1;
3570 break;
3571 case QEMU_OPTION_rtc_td_hack: {
3572 static GlobalProperty slew_lost_ticks[] = {
3573 {
3574 .driver = "mc146818rtc",
3575 .property = "lost_tick_policy",
3576 .value = "slew",
3577 },
3578 { /* end of list */ }
3579 };
3580
3581 qdev_prop_register_global_list(slew_lost_ticks);
3582 break;
3583 }
3584 case QEMU_OPTION_acpitable:
3585 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3586 if (!opts) {
3587 exit(1);
3588 }
3589 do_acpitable_option(opts);
3590 break;
3591 case QEMU_OPTION_smbios:
3592 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3593 if (!opts) {
3594 exit(1);
3595 }
3596 do_smbios_option(opts);
3597 break;
3598 case QEMU_OPTION_enable_kvm:
3599 olist = qemu_find_opts("machine");
3600 qemu_opts_parse(olist, "accel=kvm", 0);
3601 break;
3602 case QEMU_OPTION_machine:
3603 olist = qemu_find_opts("machine");
3604 opts = qemu_opts_parse(olist, optarg, 1);
3605 if (!opts) {
3606 exit(1);
3607 }
3608 optarg = qemu_opt_get(opts, "type");
3609 if (optarg) {
3610 machine_class = machine_parse(optarg);
3611 }
3612 break;
3613 case QEMU_OPTION_no_kvm:
3614 olist = qemu_find_opts("machine");
3615 qemu_opts_parse(olist, "accel=tcg", 0);
3616 break;
3617 case QEMU_OPTION_no_kvm_pit: {
3618 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3619 "separately.\n");
3620 break;
3621 }
3622 case QEMU_OPTION_no_kvm_pit_reinjection: {
3623 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3624 {
3625 .driver = "kvm-pit",
3626 .property = "lost_tick_policy",
3627 .value = "discard",
3628 },
3629 { /* end of list */ }
3630 };
3631
3632 fprintf(stderr, "Warning: option deprecated, use "
3633 "lost_tick_policy property of kvm-pit instead.\n");
3634 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3635 break;
3636 }
3637 case QEMU_OPTION_usb:
3638 olist = qemu_find_opts("machine");
3639 qemu_opts_parse(olist, "usb=on", 0);
3640 break;
3641 case QEMU_OPTION_usbdevice:
3642 olist = qemu_find_opts("machine");
3643 qemu_opts_parse(olist, "usb=on", 0);
3644 add_device_config(DEV_USB, optarg);
3645 break;
3646 case QEMU_OPTION_device:
3647 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3648 exit(1);
3649 }
3650 break;
3651 case QEMU_OPTION_smp:
3652 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3653 exit(1);
3654 }
3655 break;
3656 case QEMU_OPTION_vnc:
3657 #ifdef CONFIG_VNC
3658 display_remote++;
3659 vnc_display = optarg;
3660 #else
3661 fprintf(stderr, "VNC support is disabled\n");
3662 exit(1);
3663 #endif
3664 break;
3665 case QEMU_OPTION_no_acpi:
3666 acpi_enabled = 0;
3667 break;
3668 case QEMU_OPTION_no_hpet:
3669 no_hpet = 1;
3670 break;
3671 case QEMU_OPTION_balloon:
3672 if (balloon_parse(optarg) < 0) {
3673 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3674 exit(1);
3675 }
3676 break;
3677 case QEMU_OPTION_no_reboot:
3678 no_reboot = 1;
3679 break;
3680 case QEMU_OPTION_no_shutdown:
3681 no_shutdown = 1;
3682 break;
3683 case QEMU_OPTION_show_cursor:
3684 cursor_hide = 0;
3685 break;
3686 case QEMU_OPTION_uuid:
3687 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3688 fprintf(stderr, "Fail to parse UUID string."
3689 " Wrong format.\n");
3690 exit(1);
3691 }
3692 qemu_uuid_set = true;
3693 break;
3694 case QEMU_OPTION_option_rom:
3695 if (nb_option_roms >= MAX_OPTION_ROMS) {
3696 fprintf(stderr, "Too many option ROMs\n");
3697 exit(1);
3698 }
3699 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3700 if (!opts) {
3701 exit(1);
3702 }
3703 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3704 option_rom[nb_option_roms].bootindex =
3705 qemu_opt_get_number(opts, "bootindex", -1);
3706 if (!option_rom[nb_option_roms].name) {
3707 fprintf(stderr, "Option ROM file is not specified\n");
3708 exit(1);
3709 }
3710 nb_option_roms++;
3711 break;
3712 case QEMU_OPTION_semihosting:
3713 semihosting_enabled = 1;
3714 break;
3715 case QEMU_OPTION_tdf:
3716 fprintf(stderr, "Warning: user space PIT time drift fix "
3717 "is no longer supported.\n");
3718 break;
3719 case QEMU_OPTION_name:
3720 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3721 if (!opts) {
3722 exit(1);
3723 }
3724 parse_name(opts);
3725 break;
3726 case QEMU_OPTION_prom_env:
3727 if (nb_prom_envs >= MAX_PROM_ENVS) {
3728 fprintf(stderr, "Too many prom variables\n");
3729 exit(1);
3730 }
3731 prom_envs[nb_prom_envs] = optarg;
3732 nb_prom_envs++;
3733 break;
3734 case QEMU_OPTION_old_param:
3735 old_param = 1;
3736 break;
3737 case QEMU_OPTION_clock:
3738 /* Clock options no longer exist. Keep this option for
3739 * backward compatibility.
3740 */
3741 break;
3742 case QEMU_OPTION_startdate:
3743 configure_rtc_date_offset(optarg, 1);
3744 break;
3745 case QEMU_OPTION_rtc:
3746 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3747 if (!opts) {
3748 exit(1);
3749 }
3750 configure_rtc(opts);
3751 break;
3752 case QEMU_OPTION_tb_size:
3753 tcg_tb_size = strtol(optarg, NULL, 0);
3754 if (tcg_tb_size < 0) {
3755 tcg_tb_size = 0;
3756 }
3757 break;
3758 case QEMU_OPTION_icount:
3759 icount_option = optarg;
3760 break;
3761 case QEMU_OPTION_incoming:
3762 incoming = optarg;
3763 runstate_set(RUN_STATE_INMIGRATE);
3764 break;
3765 case QEMU_OPTION_nodefaults:
3766 has_defaults = 0;
3767 break;
3768 case QEMU_OPTION_xen_domid:
3769 if (!(xen_available())) {
3770 printf("Option %s not supported for this target\n", popt->name);
3771 exit(1);
3772 }
3773 xen_domid = atoi(optarg);
3774 break;
3775 case QEMU_OPTION_xen_create:
3776 if (!(xen_available())) {
3777 printf("Option %s not supported for this target\n", popt->name);
3778 exit(1);
3779 }
3780 xen_mode = XEN_CREATE;
3781 break;
3782 case QEMU_OPTION_xen_attach:
3783 if (!(xen_available())) {
3784 printf("Option %s not supported for this target\n", popt->name);
3785 exit(1);
3786 }
3787 xen_mode = XEN_ATTACH;
3788 break;
3789 case QEMU_OPTION_trace:
3790 {
3791 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3792 if (!opts) {
3793 exit(1);
3794 }
3795 trace_events = qemu_opt_get(opts, "events");
3796 trace_file = qemu_opt_get(opts, "file");
3797 break;
3798 }
3799 case QEMU_OPTION_readconfig:
3800 {
3801 int ret = qemu_read_config_file(optarg);
3802 if (ret < 0) {
3803 fprintf(stderr, "read config %s: %s\n", optarg,
3804 strerror(-ret));
3805 exit(1);
3806 }
3807 break;
3808 }
3809 case QEMU_OPTION_spice:
3810 olist = qemu_find_opts("spice");
3811 if (!olist) {
3812 fprintf(stderr, "spice is not supported by this qemu build.\n");
3813 exit(1);
3814 }
3815 opts = qemu_opts_parse(olist, optarg, 0);
3816 if (!opts) {
3817 exit(1);
3818 }
3819 display_remote++;
3820 break;
3821 case QEMU_OPTION_writeconfig:
3822 {
3823 FILE *fp;
3824 if (strcmp(optarg, "-") == 0) {
3825 fp = stdout;
3826 } else {
3827 fp = fopen(optarg, "w");
3828 if (fp == NULL) {
3829 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3830 exit(1);
3831 }
3832 }
3833 qemu_config_write(fp);
3834 fclose(fp);
3835 break;
3836 }
3837 case QEMU_OPTION_qtest:
3838 qtest_chrdev = optarg;
3839 break;
3840 case QEMU_OPTION_qtest_log:
3841 qtest_log = optarg;
3842 break;
3843 case QEMU_OPTION_sandbox:
3844 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3845 if (!opts) {
3846 exit(1);
3847 }
3848 break;
3849 case QEMU_OPTION_add_fd:
3850 #ifndef _WIN32
3851 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3852 if (!opts) {
3853 exit(1);
3854 }
3855 #else
3856 error_report("File descriptor passing is disabled on this "
3857 "platform");
3858 exit(1);
3859 #endif
3860 break;
3861 case QEMU_OPTION_object:
3862 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3863 if (!opts) {
3864 exit(1);
3865 }
3866 break;
3867 case QEMU_OPTION_realtime:
3868 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3869 if (!opts) {
3870 exit(1);
3871 }
3872 configure_realtime(opts);
3873 break;
3874 case QEMU_OPTION_msg:
3875 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3876 if (!opts) {
3877 exit(1);
3878 }
3879 configure_msg(opts);
3880 break;
3881 default:
3882 os_parse_cmd_args(popt->index, optarg);
3883 }
3884 }
3885 }
3886 loc_set_none();
3887
3888 if (qemu_init_main_loop()) {
3889 fprintf(stderr, "qemu_init_main_loop failed\n");
3890 exit(1);
3891 }
3892
3893 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3894 exit(1);
3895 }
3896
3897 #ifndef _WIN32
3898 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3899 exit(1);
3900 }
3901
3902 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3903 exit(1);
3904 }
3905 #endif
3906
3907 if (machine_class == NULL) {
3908 fprintf(stderr, "No machine found.\n");
3909 exit(1);
3910 }
3911
3912 current_machine = MACHINE(object_new(object_class_get_name(
3913 OBJECT_CLASS(machine_class))));
3914 object_property_add_child(object_get_root(), "machine",
3915 OBJECT(current_machine), &error_abort);
3916
3917 machine = machine_class->qemu_machine;
3918 if (machine->hw_version) {
3919 qemu_set_version(machine->hw_version);
3920 }
3921
3922 if (qemu_opts_foreach(qemu_find_opts("object"),
3923 object_create, NULL, 0) != 0) {
3924 exit(1);
3925 }
3926
3927 /* Init CPU def lists, based on config
3928 * - Must be called after all the qemu_read_config_file() calls
3929 * - Must be called before list_cpus()
3930 * - Must be called before machine->init()
3931 */
3932 cpudef_init();
3933
3934 if (cpu_model && is_help_option(cpu_model)) {
3935 list_cpus(stdout, &fprintf, cpu_model);
3936 exit(0);
3937 }
3938
3939 /* Open the logfile at this point, if necessary. We can't open the logfile
3940 * when encountering either of the logging options (-d or -D) because the
3941 * other one may be encountered later on the command line, changing the
3942 * location or level of logging.
3943 */
3944 if (log_mask) {
3945 int mask;
3946 if (log_file) {
3947 qemu_set_log_filename(log_file);
3948 }
3949
3950 mask = qemu_str_to_log_mask(log_mask);
3951 if (!mask) {
3952 qemu_print_log_usage(stdout);
3953 exit(1);
3954 }
3955 qemu_set_log(mask);
3956 }
3957
3958 if (!is_daemonized()) {
3959 if (!trace_backend_init(trace_events, trace_file)) {
3960 exit(1);
3961 }
3962 }
3963
3964 /* If no data_dir is specified then try to find it relative to the
3965 executable path. */
3966 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3967 data_dir[data_dir_idx] = os_find_datadir();
3968 if (data_dir[data_dir_idx] != NULL) {
3969 data_dir_idx++;
3970 }
3971 }
3972 /* If all else fails use the install path specified when building. */
3973 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3974 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3975 }
3976
3977 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3978
3979 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3980 if (smp_cpus > machine->max_cpus) {
3981 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3982 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3983 machine->max_cpus);
3984 exit(1);
3985 }
3986
3987 /*
3988 * Get the default machine options from the machine if it is not already
3989 * specified either by the configuration file or by the command line.
3990 */
3991 if (machine->default_machine_opts) {
3992 qemu_opts_set_defaults(qemu_find_opts("machine"),
3993 machine->default_machine_opts, 0);
3994 }
3995
3996 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3997 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3998
3999 if (!vga_model && !default_vga) {
4000 vga_interface_type = VGA_DEVICE;
4001 }
4002 if (!has_defaults || machine->no_serial) {
4003 default_serial = 0;
4004 }
4005 if (!has_defaults || machine->no_parallel) {
4006 default_parallel = 0;
4007 }
4008 if (!has_defaults || !machine->use_virtcon) {
4009 default_virtcon = 0;
4010 }
4011 if (!has_defaults || !machine->use_sclp) {
4012 default_sclp = 0;
4013 }
4014 if (!has_defaults || machine->no_floppy) {
4015 default_floppy = 0;
4016 }
4017 if (!has_defaults || machine->no_cdrom) {
4018 default_cdrom = 0;
4019 }
4020 if (!has_defaults || machine->no_sdcard) {
4021 default_sdcard = 0;
4022 }
4023 if (!has_defaults) {
4024 default_monitor = 0;
4025 default_net = 0;
4026 default_vga = 0;
4027 }
4028
4029 if (is_daemonized()) {
4030 /* According to documentation and historically, -nographic redirects
4031 * serial port, parallel port and monitor to stdio, which does not work
4032 * with -daemonize. We can redirect these to null instead, but since
4033 * -nographic is legacy, let's just error out.
4034 * We disallow -nographic only if all other ports are not redirected
4035 * explicitly, to not break existing legacy setups which uses
4036 * -nographic _and_ redirects all ports explicitly - this is valid
4037 * usage, -nographic is just a no-op in this case.
4038 */
4039 if (display_type == DT_NOGRAPHIC
4040 && (default_parallel || default_serial
4041 || default_monitor || default_virtcon)) {
4042 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4043 exit(1);
4044 }
4045 #ifdef CONFIG_CURSES
4046 if (display_type == DT_CURSES) {
4047 fprintf(stderr, "curses display can not be used with -daemonize\n");
4048 exit(1);
4049 }
4050 #endif
4051 }
4052
4053 if (display_type == DT_NOGRAPHIC) {
4054 if (default_parallel)
4055 add_device_config(DEV_PARALLEL, "null");
4056 if (default_serial && default_monitor) {
4057 add_device_config(DEV_SERIAL, "mon:stdio");
4058 } else if (default_virtcon && default_monitor) {
4059 add_device_config(DEV_VIRTCON, "mon:stdio");
4060 } else if (default_sclp && default_monitor) {
4061 add_device_config(DEV_SCLP, "mon:stdio");
4062 } else {
4063 if (default_serial)
4064 add_device_config(DEV_SERIAL, "stdio");
4065 if (default_virtcon)
4066 add_device_config(DEV_VIRTCON, "stdio");
4067 if (default_sclp) {
4068 add_device_config(DEV_SCLP, "stdio");
4069 }
4070 if (default_monitor)
4071 monitor_parse("stdio", "readline");
4072 }
4073 } else {
4074 if (default_serial)
4075 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4076 if (default_parallel)
4077 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4078 if (default_monitor)
4079 monitor_parse("vc:80Cx24C", "readline");
4080 if (default_virtcon)
4081 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4082 if (default_sclp) {
4083 add_device_config(DEV_SCLP, "vc:80Cx24C");
4084 }
4085 }
4086
4087 if (display_type == DT_DEFAULT && !display_remote) {
4088 #if defined(CONFIG_GTK)
4089 display_type = DT_GTK;
4090 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4091 display_type = DT_SDL;
4092 #elif defined(CONFIG_VNC)
4093 vnc_display = "localhost:0,to=99";
4094 show_vnc_port = 1;
4095 #else
4096 display_type = DT_NONE;
4097 #endif
4098 }
4099
4100 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4101 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4102 "for SDL, ignoring option\n");
4103 }
4104 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4105 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4106 "ignoring option\n");
4107 }
4108
4109 #if defined(CONFIG_GTK)
4110 if (display_type == DT_GTK) {
4111 early_gtk_display_init();
4112 }
4113 #endif
4114
4115 socket_init();
4116
4117 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4118 exit(1);
4119 #ifdef CONFIG_VIRTFS
4120 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4121 exit(1);
4122 }
4123 #endif
4124
4125 os_daemonize();
4126
4127 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4128 os_pidfile_error();
4129 exit(1);
4130 }
4131
4132 /* init the memory */
4133 if (ram_size == 0) {
4134 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4135 }
4136
4137 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4138 != 0) {
4139 exit(0);
4140 }
4141
4142 configure_accelerator(machine);
4143
4144 if (qtest_chrdev) {
4145 Error *local_err = NULL;
4146 qtest_init(qtest_chrdev, qtest_log, &local_err);
4147 if (local_err) {
4148 error_report("%s", error_get_pretty(local_err));
4149 error_free(local_err);
4150 exit(1);
4151 }
4152 }
4153
4154 machine_opts = qemu_get_machine_opts();
4155 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4156 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4157 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4158 bios_name = qemu_opt_get(machine_opts, "firmware");
4159
4160 boot_order = machine->default_boot_order;
4161 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4162 if (opts) {
4163 char *normal_boot_order;
4164 const char *order, *once;
4165
4166 order = qemu_opt_get(opts, "order");
4167 if (order) {
4168 validate_bootdevices(order);
4169 boot_order = order;
4170 }
4171
4172 once = qemu_opt_get(opts, "once");
4173 if (once) {
4174 validate_bootdevices(once);
4175 normal_boot_order = g_strdup(boot_order);
4176 boot_order = once;
4177 qemu_register_reset(restore_boot_order, normal_boot_order);
4178 }
4179
4180 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4181 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4182 }
4183
4184 if (!kernel_cmdline) {
4185 kernel_cmdline = "";
4186 }
4187
4188 linux_boot = (kernel_filename != NULL);
4189
4190 if (!linux_boot && *kernel_cmdline != '\0') {
4191 fprintf(stderr, "-append only allowed with -kernel option\n");
4192 exit(1);
4193 }
4194
4195 if (!linux_boot && initrd_filename != NULL) {
4196 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4197 exit(1);
4198 }
4199
4200 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4201 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4202 exit(1);
4203 }
4204
4205 os_set_line_buffering();
4206
4207 qemu_init_cpu_loop();
4208 qemu_mutex_lock_iothread();
4209
4210 #ifdef CONFIG_SPICE
4211 /* spice needs the timers to be initialized by this point */
4212 qemu_spice_init();
4213 #endif
4214
4215 if (icount_option && (kvm_enabled() || xen_enabled())) {
4216 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4217 exit(1);
4218 }
4219 configure_icount(icount_option);
4220
4221 /* clean up network at qemu process termination */
4222 atexit(&net_cleanup);
4223
4224 if (net_init_clients() < 0) {
4225 exit(1);
4226 }
4227
4228 #ifdef CONFIG_TPM
4229 if (tpm_init() < 0) {
4230 exit(1);
4231 }
4232 #endif
4233
4234 /* init the bluetooth world */
4235 if (foreach_device_config(DEV_BT, bt_parse))
4236 exit(1);
4237
4238 if (!xen_enabled()) {
4239 /* On 32-bit hosts, QEMU is limited by virtual address space */
4240 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4241 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4242 exit(1);
4243 }
4244 }
4245
4246 cpu_exec_init_all();
4247
4248 blk_mig_init();
4249
4250 /* open the virtual block devices */
4251 if (snapshot)
4252 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4253 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4254 &machine->block_default_type, 1) != 0) {
4255 exit(1);
4256 }
4257
4258 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4259 CDROM_OPTS);
4260 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4261 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4262
4263 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4264
4265 if (nb_numa_nodes > 0) {
4266 int i;
4267
4268 if (nb_numa_nodes > MAX_NODES) {
4269 nb_numa_nodes = MAX_NODES;
4270 }
4271
4272 /* If no memory size if given for any node, assume the default case
4273 * and distribute the available memory equally across all nodes
4274 */
4275 for (i = 0; i < nb_numa_nodes; i++) {
4276 if (node_mem[i] != 0)
4277 break;
4278 }
4279 if (i == nb_numa_nodes) {
4280 uint64_t usedmem = 0;
4281
4282 /* On Linux, the each node's border has to be 8MB aligned,
4283 * the final node gets the rest.
4284 */
4285 for (i = 0; i < nb_numa_nodes - 1; i++) {
4286 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4287 usedmem += node_mem[i];
4288 }
4289 node_mem[i] = ram_size - usedmem;
4290 }
4291
4292 for (i = 0; i < nb_numa_nodes; i++) {
4293 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4294 break;
4295 }
4296 }
4297 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4298 * must cope with this anyway, because there are BIOSes out there in
4299 * real machines which also use this scheme.
4300 */
4301 if (i == nb_numa_nodes) {
4302 for (i = 0; i < max_cpus; i++) {
4303 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4304 }
4305 }
4306 }
4307
4308 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4309 exit(1);
4310 }
4311
4312 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4313 exit(1);
4314 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4315 exit(1);
4316 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4317 exit(1);
4318 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4319 exit(1);
4320 }
4321 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4322 exit(1);
4323
4324 /* If no default VGA is requested, the default is "none". */
4325 if (default_vga) {
4326 if (cirrus_vga_available()) {
4327 vga_model = "cirrus";
4328 } else if (vga_available()) {
4329 vga_model = "std";
4330 }
4331 }
4332 if (vga_model) {
4333 select_vgahw(vga_model);
4334 }
4335
4336 if (watchdog) {
4337 i = select_watchdog(watchdog);
4338 if (i > 0)
4339 exit (i == 1 ? 1 : 0);
4340 }
4341
4342 if (machine->compat_props) {
4343 qdev_prop_register_global_list(machine->compat_props);
4344 }
4345 qemu_add_globals();
4346
4347 qdev_machine_init();
4348
4349 QEMUMachineInitArgs args = { .machine = machine,
4350 .ram_size = ram_size,
4351 .boot_order = boot_order,
4352 .kernel_filename = kernel_filename,
4353 .kernel_cmdline = kernel_cmdline,
4354 .initrd_filename = initrd_filename,
4355 .cpu_model = cpu_model };
4356
4357 current_machine->init_args = args;
4358 machine->init(&current_machine->init_args);
4359
4360 audio_init();
4361
4362 cpu_synchronize_all_post_init();
4363
4364 set_numa_modes();
4365
4366 /* init USB devices */
4367 if (usb_enabled(false)) {
4368 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4369 exit(1);
4370 }
4371
4372 /* init generic devices */
4373 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4374 exit(1);
4375
4376 net_check_clients();
4377
4378 ds = init_displaystate();
4379
4380 /* init local displays */
4381 switch (display_type) {
4382 case DT_NOGRAPHIC:
4383 (void)ds; /* avoid warning if no display is configured */
4384 break;
4385 #if defined(CONFIG_CURSES)
4386 case DT_CURSES:
4387 curses_display_init(ds, full_screen);
4388 break;
4389 #endif
4390 #if defined(CONFIG_SDL)
4391 case DT_SDL:
4392 sdl_display_init(ds, full_screen, no_frame);
4393 break;
4394 #elif defined(CONFIG_COCOA)
4395 case DT_SDL:
4396 cocoa_display_init(ds, full_screen);
4397 break;
4398 #endif
4399 #if defined(CONFIG_GTK)
4400 case DT_GTK:
4401 gtk_display_init(ds, full_screen);
4402 break;
4403 #endif
4404 default:
4405 break;
4406 }
4407
4408 /* must be after terminal init, SDL library changes signal handlers */
4409 os_setup_signal_handling();
4410
4411 #ifdef CONFIG_VNC
4412 /* init remote displays */
4413 if (vnc_display) {
4414 Error *local_err = NULL;
4415 vnc_display_init(ds);
4416 vnc_display_open(ds, vnc_display, &local_err);
4417 if (local_err != NULL) {
4418 error_report("Failed to start VNC server on `%s': %s",
4419 vnc_display, error_get_pretty(local_err));
4420 error_free(local_err);
4421 exit(1);
4422 }
4423
4424 if (show_vnc_port) {
4425 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4426 }
4427 }
4428 #endif
4429 #ifdef CONFIG_SPICE
4430 if (using_spice) {
4431 qemu_spice_display_init();
4432 }
4433 #endif
4434
4435 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4436 exit(1);
4437 }
4438
4439 qdev_machine_creation_done();
4440
4441 if (rom_load_all() != 0) {
4442 fprintf(stderr, "rom loading failed\n");
4443 exit(1);
4444 }
4445
4446 /* TODO: once all bus devices are qdevified, this should be done
4447 * when bus is created by qdev.c */
4448 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4449 qemu_run_machine_init_done_notifiers();
4450
4451 /* Done notifiers can load ROMs */
4452 rom_load_done();
4453
4454 qemu_system_reset(VMRESET_SILENT);
4455 if (loadvm) {
4456 if (load_vmstate(loadvm) < 0) {
4457 autostart = 0;
4458 }
4459 }
4460
4461 if (incoming) {
4462 Error *local_err = NULL;
4463 qemu_start_incoming_migration(incoming, &local_err);
4464 if (local_err) {
4465 error_report("-incoming %s: %s", incoming,
4466 error_get_pretty(local_err));
4467 error_free(local_err);
4468 exit(1);
4469 }
4470 } else if (autostart) {
4471 vm_start();
4472 }
4473
4474 os_setup_post();
4475
4476 if (is_daemonized()) {
4477 if (!trace_backend_init(trace_events, trace_file)) {
4478 exit(1);
4479 }
4480 }
4481
4482 main_loop();
4483 bdrv_close_all();
4484 pause_all_vcpus();
4485 res_free();
4486 #ifdef CONFIG_TPM
4487 tpm_cleanup();
4488 #endif
4489
4490 return 0;
4491 }
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