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Update VERSION for 1.5.1 release
[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 #include <zlib.h>
31 #include "qemu/bitmap.h"
32
33 /* Needed early for CONFIG_BSD etc. */
34 #include "config-host.h"
35
36 #ifndef _WIN32
37 #include <libgen.h>
38 #include <sys/times.h>
39 #include <sys/wait.h>
40 #include <termios.h>
41 #include <sys/mman.h>
42 #include <sys/ioctl.h>
43 #include <sys/resource.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
46 #include <net/if.h>
47 #include <arpa/inet.h>
48 #include <dirent.h>
49 #include <netdb.h>
50 #include <sys/select.h>
51
52 #ifdef CONFIG_BSD
53 #include <sys/stat.h>
54 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
56 #else
57 #include <util.h>
58 #endif
59 #else
60 #ifdef __linux__
61 #include <malloc.h>
62
63 #include <linux/ppdev.h>
64 #include <linux/parport.h>
65 #endif
66
67 #ifdef CONFIG_SECCOMP
68 #include "sysemu/seccomp.h"
69 #endif
70
71 #ifdef __sun__
72 #include <sys/stat.h>
73 #include <sys/ethernet.h>
74 #include <sys/sockio.h>
75 #include <netinet/arp.h>
76 #include <netinet/in_systm.h>
77 #include <netinet/ip.h>
78 #include <netinet/ip_icmp.h> // must come after ip.h
79 #include <netinet/udp.h>
80 #include <netinet/tcp.h>
81 #include <net/if.h>
82 #include <syslog.h>
83 #include <stropts.h>
84 #endif
85 #endif
86 #endif
87
88 #if defined(CONFIG_VDE)
89 #include <libvdeplug.h>
90 #endif
91
92 #ifdef _WIN32
93 #include <windows.h>
94 #endif
95
96 #ifdef CONFIG_SDL
97 #if defined(__APPLE__) || defined(main)
98 #include <SDL.h>
99 int qemu_main(int argc, char **argv, char **envp);
100 int main(int argc, char **argv)
101 {
102 return qemu_main(argc, argv, NULL);
103 }
104 #undef main
105 #define main qemu_main
106 #endif
107 #endif /* CONFIG_SDL */
108
109 #ifdef CONFIG_COCOA
110 #undef main
111 #define main qemu_main
112 #endif /* CONFIG_COCOA */
113
114 #include <glib.h>
115
116 #include "hw/hw.h"
117 #include "hw/boards.h"
118 #include "hw/usb.h"
119 #include "hw/pcmcia.h"
120 #include "hw/i386/pc.h"
121 #include "hw/isa/isa.h"
122 #include "hw/bt.h"
123 #include "sysemu/watchdog.h"
124 #include "hw/i386/smbios.h"
125 #include "hw/xen/xen.h"
126 #include "hw/qdev.h"
127 #include "hw/loader.h"
128 #include "monitor/qdev.h"
129 #include "sysemu/bt.h"
130 #include "net/net.h"
131 #include "net/slirp.h"
132 #include "monitor/monitor.h"
133 #include "ui/console.h"
134 #include "sysemu/sysemu.h"
135 #include "exec/gdbstub.h"
136 #include "qemu/timer.h"
137 #include "sysemu/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block/block.h"
141 #include "migration/block.h"
142 #include "sysemu/tpm.h"
143 #include "sysemu/dma.h"
144 #include "audio/audio.h"
145 #include "migration/migration.h"
146 #include "sysemu/kvm.h"
147 #include "qapi/qmp/qjson.h"
148 #include "qemu/option.h"
149 #include "qemu/config-file.h"
150 #include "qemu-options.h"
151 #include "qmp-commands.h"
152 #include "qemu/main-loop.h"
153 #ifdef CONFIG_VIRTFS
154 #include "fsdev/qemu-fsdev.h"
155 #endif
156 #include "sysemu/qtest.h"
157
158 #include "disas/disas.h"
159
160 #include "qemu/sockets.h"
161
162 #include "slirp/libslirp.h"
163
164 #include "trace.h"
165 #include "trace/control.h"
166 #include "qemu/queue.h"
167 #include "sysemu/cpus.h"
168 #include "sysemu/arch_init.h"
169 #include "qemu/osdep.h"
170
171 #include "ui/qemu-spice.h"
172 #include "qapi/string-input-visitor.h"
173
174 //#define DEBUG_NET
175 //#define DEBUG_SLIRP
176
177 #define DEFAULT_RAM_SIZE 128
178
179 #define MAX_VIRTIO_CONSOLES 1
180 #define MAX_SCLP_CONSOLES 1
181
182 static const char *data_dir[16];
183 static int data_dir_idx;
184 const char *bios_name = NULL;
185 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
186 DisplayType display_type = DT_DEFAULT;
187 static int display_remote;
188 const char* keyboard_layout = NULL;
189 ram_addr_t ram_size;
190 const char *mem_path = NULL;
191 #ifdef MAP_POPULATE
192 int mem_prealloc = 0; /* force preallocation of physical target memory */
193 #endif
194 int nb_nics;
195 NICInfo nd_table[MAX_NICS];
196 int autostart;
197 static int rtc_utc = 1;
198 static int rtc_date_offset = -1; /* -1 means no change */
199 QEMUClock *rtc_clock;
200 int vga_interface_type = VGA_NONE;
201 static int full_screen = 0;
202 #ifdef CONFIG_SDL
203 static int no_frame = 0;
204 #endif
205 int no_quit = 0;
206 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
207 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
208 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
209 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
210 int win2k_install_hack = 0;
211 int singlestep = 0;
212 int smp_cpus = 1;
213 int max_cpus = 0;
214 int smp_cores = 1;
215 int smp_threads = 1;
216 #ifdef CONFIG_VNC
217 const char *vnc_display;
218 #endif
219 int acpi_enabled = 1;
220 int no_hpet = 0;
221 int fd_bootchk = 1;
222 static int no_reboot;
223 int no_shutdown = 0;
224 int cursor_hide = 1;
225 int graphic_rotate = 0;
226 const char *watchdog;
227 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
228 int nb_option_roms;
229 int semihosting_enabled = 0;
230 int old_param = 0;
231 const char *qemu_name;
232 int alt_grab = 0;
233 int ctrl_grab = 0;
234 unsigned int nb_prom_envs = 0;
235 const char *prom_envs[MAX_PROM_ENVS];
236 int boot_menu;
237 bool boot_strict;
238 uint8_t *boot_splash_filedata;
239 size_t boot_splash_filedata_size;
240 uint8_t qemu_extra_params_fw[2];
241
242 typedef struct FWBootEntry FWBootEntry;
243
244 struct FWBootEntry {
245 QTAILQ_ENTRY(FWBootEntry) link;
246 int32_t bootindex;
247 DeviceState *dev;
248 char *suffix;
249 };
250
251 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
252 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
253
254 int nb_numa_nodes;
255 uint64_t node_mem[MAX_NODES];
256 unsigned long *node_cpumask[MAX_NODES];
257
258 uint8_t qemu_uuid[16];
259
260 static QEMUBootSetHandler *boot_set_handler;
261 static void *boot_set_opaque;
262
263 static NotifierList exit_notifiers =
264 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
265
266 static NotifierList machine_init_done_notifiers =
267 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
268
269 static bool tcg_allowed = true;
270 bool xen_allowed;
271 uint32_t xen_domid;
272 enum xen_mode xen_mode = XEN_EMULATE;
273 static int tcg_tb_size;
274
275 static int default_serial = 1;
276 static int default_parallel = 1;
277 static int default_virtcon = 1;
278 static int default_sclp = 1;
279 static int default_monitor = 1;
280 static int default_floppy = 1;
281 static int default_cdrom = 1;
282 static int default_sdcard = 1;
283 static int default_vga = 1;
284
285 static struct {
286 const char *driver;
287 int *flag;
288 } default_list[] = {
289 { .driver = "isa-serial", .flag = &default_serial },
290 { .driver = "isa-parallel", .flag = &default_parallel },
291 { .driver = "isa-fdc", .flag = &default_floppy },
292 { .driver = "ide-cd", .flag = &default_cdrom },
293 { .driver = "ide-hd", .flag = &default_cdrom },
294 { .driver = "ide-drive", .flag = &default_cdrom },
295 { .driver = "scsi-cd", .flag = &default_cdrom },
296 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
297 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
298 { .driver = "virtio-serial", .flag = &default_virtcon },
299 { .driver = "VGA", .flag = &default_vga },
300 { .driver = "isa-vga", .flag = &default_vga },
301 { .driver = "cirrus-vga", .flag = &default_vga },
302 { .driver = "isa-cirrus-vga", .flag = &default_vga },
303 { .driver = "vmware-svga", .flag = &default_vga },
304 { .driver = "qxl-vga", .flag = &default_vga },
305 };
306
307 static QemuOptsList qemu_rtc_opts = {
308 .name = "rtc",
309 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
310 .desc = {
311 {
312 .name = "base",
313 .type = QEMU_OPT_STRING,
314 },{
315 .name = "clock",
316 .type = QEMU_OPT_STRING,
317 },{
318 .name = "driftfix",
319 .type = QEMU_OPT_STRING,
320 },
321 { /* end of list */ }
322 },
323 };
324
325 static QemuOptsList qemu_sandbox_opts = {
326 .name = "sandbox",
327 .implied_opt_name = "enable",
328 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
329 .desc = {
330 {
331 .name = "enable",
332 .type = QEMU_OPT_BOOL,
333 },
334 { /* end of list */ }
335 },
336 };
337
338 static QemuOptsList qemu_trace_opts = {
339 .name = "trace",
340 .implied_opt_name = "trace",
341 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
342 .desc = {
343 {
344 .name = "events",
345 .type = QEMU_OPT_STRING,
346 },{
347 .name = "file",
348 .type = QEMU_OPT_STRING,
349 },
350 { /* end of list */ }
351 },
352 };
353
354 static QemuOptsList qemu_option_rom_opts = {
355 .name = "option-rom",
356 .implied_opt_name = "romfile",
357 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
358 .desc = {
359 {
360 .name = "bootindex",
361 .type = QEMU_OPT_NUMBER,
362 }, {
363 .name = "romfile",
364 .type = QEMU_OPT_STRING,
365 },
366 { /* end of list */ }
367 },
368 };
369
370 static QemuOptsList qemu_machine_opts = {
371 .name = "machine",
372 .implied_opt_name = "type",
373 .merge_lists = true,
374 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
375 .desc = {
376 {
377 .name = "type",
378 .type = QEMU_OPT_STRING,
379 .help = "emulated machine"
380 }, {
381 .name = "accel",
382 .type = QEMU_OPT_STRING,
383 .help = "accelerator list",
384 }, {
385 .name = "kernel_irqchip",
386 .type = QEMU_OPT_BOOL,
387 .help = "use KVM in-kernel irqchip",
388 }, {
389 .name = "kvm_shadow_mem",
390 .type = QEMU_OPT_SIZE,
391 .help = "KVM shadow MMU size",
392 }, {
393 .name = "kernel",
394 .type = QEMU_OPT_STRING,
395 .help = "Linux kernel image file",
396 }, {
397 .name = "initrd",
398 .type = QEMU_OPT_STRING,
399 .help = "Linux initial ramdisk file",
400 }, {
401 .name = "append",
402 .type = QEMU_OPT_STRING,
403 .help = "Linux kernel command line",
404 }, {
405 .name = "dtb",
406 .type = QEMU_OPT_STRING,
407 .help = "Linux kernel device tree file",
408 }, {
409 .name = "dumpdtb",
410 .type = QEMU_OPT_STRING,
411 .help = "Dump current dtb to a file and quit",
412 }, {
413 .name = "phandle_start",
414 .type = QEMU_OPT_STRING,
415 .help = "The first phandle ID we may generate dynamically",
416 }, {
417 .name = "dt_compatible",
418 .type = QEMU_OPT_STRING,
419 .help = "Overrides the \"compatible\" property of the dt root node",
420 }, {
421 .name = "dump-guest-core",
422 .type = QEMU_OPT_BOOL,
423 .help = "Include guest memory in a core dump",
424 }, {
425 .name = "mem-merge",
426 .type = QEMU_OPT_BOOL,
427 .help = "enable/disable memory merge support",
428 },{
429 .name = "usb",
430 .type = QEMU_OPT_BOOL,
431 .help = "Set on/off to enable/disable usb",
432 },
433 { /* End of list */ }
434 },
435 };
436
437 static QemuOptsList qemu_boot_opts = {
438 .name = "boot-opts",
439 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
440 .desc = {
441 /* the three names below are not used now */
442 {
443 .name = "order",
444 .type = QEMU_OPT_STRING,
445 }, {
446 .name = "once",
447 .type = QEMU_OPT_STRING,
448 }, {
449 .name = "menu",
450 .type = QEMU_OPT_STRING,
451 /* following are really used */
452 }, {
453 .name = "splash",
454 .type = QEMU_OPT_STRING,
455 }, {
456 .name = "splash-time",
457 .type = QEMU_OPT_STRING,
458 }, {
459 .name = "reboot-timeout",
460 .type = QEMU_OPT_STRING,
461 }, {
462 .name = "strict",
463 .type = QEMU_OPT_STRING,
464 },
465 { /*End of list */ }
466 },
467 };
468
469 static QemuOptsList qemu_add_fd_opts = {
470 .name = "add-fd",
471 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
472 .desc = {
473 {
474 .name = "fd",
475 .type = QEMU_OPT_NUMBER,
476 .help = "file descriptor of which a duplicate is added to fd set",
477 },{
478 .name = "set",
479 .type = QEMU_OPT_NUMBER,
480 .help = "ID of the fd set to add fd to",
481 },{
482 .name = "opaque",
483 .type = QEMU_OPT_STRING,
484 .help = "free-form string used to describe fd",
485 },
486 { /* end of list */ }
487 },
488 };
489
490 static QemuOptsList qemu_object_opts = {
491 .name = "object",
492 .implied_opt_name = "qom-type",
493 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
494 .desc = {
495 { }
496 },
497 };
498
499 static QemuOptsList qemu_tpmdev_opts = {
500 .name = "tpmdev",
501 .implied_opt_name = "type",
502 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
503 .desc = {
504 /* options are defined in the TPM backends */
505 { /* end of list */ }
506 },
507 };
508
509 static QemuOptsList qemu_realtime_opts = {
510 .name = "realtime",
511 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
512 .desc = {
513 {
514 .name = "mlock",
515 .type = QEMU_OPT_BOOL,
516 },
517 { /* end of list */ }
518 },
519 };
520
521 const char *qemu_get_vm_name(void)
522 {
523 return qemu_name;
524 }
525
526 static void res_free(void)
527 {
528 if (boot_splash_filedata != NULL) {
529 g_free(boot_splash_filedata);
530 boot_splash_filedata = NULL;
531 }
532 }
533
534 static int default_driver_check(QemuOpts *opts, void *opaque)
535 {
536 const char *driver = qemu_opt_get(opts, "driver");
537 int i;
538
539 if (!driver)
540 return 0;
541 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
542 if (strcmp(default_list[i].driver, driver) != 0)
543 continue;
544 *(default_list[i].flag) = 0;
545 }
546 return 0;
547 }
548
549 /***********************************************************/
550 /* QEMU state */
551
552 static RunState current_run_state = RUN_STATE_PRELAUNCH;
553
554 typedef struct {
555 RunState from;
556 RunState to;
557 } RunStateTransition;
558
559 static const RunStateTransition runstate_transitions_def[] = {
560 /* from -> to */
561 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
562
563 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
564 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
565
566 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
567 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
568
569 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
570 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
571
572 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
573 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
574
575 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
576 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
577
578 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
579 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
580 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
581
582 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
583 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
584
585 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
586
587 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
588 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
589 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
590 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
591 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
592 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
593 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
594 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
595 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
596 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
597
598 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
599
600 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
601 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
602
603 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
604 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
605 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
606 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
607
608 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
609 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
610
611 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PAUSED },
612 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
613
614 { RUN_STATE_MAX, RUN_STATE_MAX },
615 };
616
617 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
618
619 bool runstate_check(RunState state)
620 {
621 return current_run_state == state;
622 }
623
624 static void runstate_init(void)
625 {
626 const RunStateTransition *p;
627
628 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
629
630 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
631 runstate_valid_transitions[p->from][p->to] = true;
632 }
633 }
634
635 /* This function will abort() on invalid state transitions */
636 void runstate_set(RunState new_state)
637 {
638 assert(new_state < RUN_STATE_MAX);
639
640 if (!runstate_valid_transitions[current_run_state][new_state]) {
641 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
642 RunState_lookup[current_run_state],
643 RunState_lookup[new_state]);
644 abort();
645 }
646 trace_runstate_set(new_state);
647 current_run_state = new_state;
648 }
649
650 int runstate_is_running(void)
651 {
652 return runstate_check(RUN_STATE_RUNNING);
653 }
654
655 bool runstate_needs_reset(void)
656 {
657 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
658 runstate_check(RUN_STATE_SHUTDOWN) ||
659 runstate_check(RUN_STATE_GUEST_PANICKED);
660 }
661
662 StatusInfo *qmp_query_status(Error **errp)
663 {
664 StatusInfo *info = g_malloc0(sizeof(*info));
665
666 info->running = runstate_is_running();
667 info->singlestep = singlestep;
668 info->status = current_run_state;
669
670 return info;
671 }
672
673 /***********************************************************/
674 /* real time host monotonic timer */
675
676 /***********************************************************/
677 /* host time/date access */
678 void qemu_get_timedate(struct tm *tm, int offset)
679 {
680 time_t ti;
681
682 time(&ti);
683 ti += offset;
684 if (rtc_date_offset == -1) {
685 if (rtc_utc)
686 gmtime_r(&ti, tm);
687 else
688 localtime_r(&ti, tm);
689 } else {
690 ti -= rtc_date_offset;
691 gmtime_r(&ti, tm);
692 }
693 }
694
695 int qemu_timedate_diff(struct tm *tm)
696 {
697 time_t seconds;
698
699 if (rtc_date_offset == -1)
700 if (rtc_utc)
701 seconds = mktimegm(tm);
702 else {
703 struct tm tmp = *tm;
704 tmp.tm_isdst = -1; /* use timezone to figure it out */
705 seconds = mktime(&tmp);
706 }
707 else
708 seconds = mktimegm(tm) + rtc_date_offset;
709
710 return seconds - time(NULL);
711 }
712
713 void rtc_change_mon_event(struct tm *tm)
714 {
715 QObject *data;
716
717 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
718 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
719 qobject_decref(data);
720 }
721
722 static void configure_rtc_date_offset(const char *startdate, int legacy)
723 {
724 time_t rtc_start_date;
725 struct tm tm;
726
727 if (!strcmp(startdate, "now") && legacy) {
728 rtc_date_offset = -1;
729 } else {
730 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
731 &tm.tm_year,
732 &tm.tm_mon,
733 &tm.tm_mday,
734 &tm.tm_hour,
735 &tm.tm_min,
736 &tm.tm_sec) == 6) {
737 /* OK */
738 } else if (sscanf(startdate, "%d-%d-%d",
739 &tm.tm_year,
740 &tm.tm_mon,
741 &tm.tm_mday) == 3) {
742 tm.tm_hour = 0;
743 tm.tm_min = 0;
744 tm.tm_sec = 0;
745 } else {
746 goto date_fail;
747 }
748 tm.tm_year -= 1900;
749 tm.tm_mon--;
750 rtc_start_date = mktimegm(&tm);
751 if (rtc_start_date == -1) {
752 date_fail:
753 fprintf(stderr, "Invalid date format. Valid formats are:\n"
754 "'2006-06-17T16:01:21' or '2006-06-17'\n");
755 exit(1);
756 }
757 rtc_date_offset = time(NULL) - rtc_start_date;
758 }
759 }
760
761 static void configure_rtc(QemuOpts *opts)
762 {
763 const char *value;
764
765 value = qemu_opt_get(opts, "base");
766 if (value) {
767 if (!strcmp(value, "utc")) {
768 rtc_utc = 1;
769 } else if (!strcmp(value, "localtime")) {
770 rtc_utc = 0;
771 } else {
772 configure_rtc_date_offset(value, 0);
773 }
774 }
775 value = qemu_opt_get(opts, "clock");
776 if (value) {
777 if (!strcmp(value, "host")) {
778 rtc_clock = host_clock;
779 } else if (!strcmp(value, "rt")) {
780 rtc_clock = rt_clock;
781 } else if (!strcmp(value, "vm")) {
782 rtc_clock = vm_clock;
783 } else {
784 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
785 exit(1);
786 }
787 }
788 value = qemu_opt_get(opts, "driftfix");
789 if (value) {
790 if (!strcmp(value, "slew")) {
791 static GlobalProperty slew_lost_ticks[] = {
792 {
793 .driver = "mc146818rtc",
794 .property = "lost_tick_policy",
795 .value = "slew",
796 },
797 { /* end of list */ }
798 };
799
800 qdev_prop_register_global_list(slew_lost_ticks);
801 } else if (!strcmp(value, "none")) {
802 /* discard is default */
803 } else {
804 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
805 exit(1);
806 }
807 }
808 }
809
810 /***********************************************************/
811 /* Bluetooth support */
812 static int nb_hcis;
813 static int cur_hci;
814 static struct HCIInfo *hci_table[MAX_NICS];
815
816 static struct bt_vlan_s {
817 struct bt_scatternet_s net;
818 int id;
819 struct bt_vlan_s *next;
820 } *first_bt_vlan;
821
822 /* find or alloc a new bluetooth "VLAN" */
823 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
824 {
825 struct bt_vlan_s **pvlan, *vlan;
826 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
827 if (vlan->id == id)
828 return &vlan->net;
829 }
830 vlan = g_malloc0(sizeof(struct bt_vlan_s));
831 vlan->id = id;
832 pvlan = &first_bt_vlan;
833 while (*pvlan != NULL)
834 pvlan = &(*pvlan)->next;
835 *pvlan = vlan;
836 return &vlan->net;
837 }
838
839 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
840 {
841 }
842
843 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
844 {
845 return -ENOTSUP;
846 }
847
848 static struct HCIInfo null_hci = {
849 .cmd_send = null_hci_send,
850 .sco_send = null_hci_send,
851 .acl_send = null_hci_send,
852 .bdaddr_set = null_hci_addr_set,
853 };
854
855 struct HCIInfo *qemu_next_hci(void)
856 {
857 if (cur_hci == nb_hcis)
858 return &null_hci;
859
860 return hci_table[cur_hci++];
861 }
862
863 static struct HCIInfo *hci_init(const char *str)
864 {
865 char *endp;
866 struct bt_scatternet_s *vlan = 0;
867
868 if (!strcmp(str, "null"))
869 /* null */
870 return &null_hci;
871 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
872 /* host[:hciN] */
873 return bt_host_hci(str[4] ? str + 5 : "hci0");
874 else if (!strncmp(str, "hci", 3)) {
875 /* hci[,vlan=n] */
876 if (str[3]) {
877 if (!strncmp(str + 3, ",vlan=", 6)) {
878 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
879 if (*endp)
880 vlan = 0;
881 }
882 } else
883 vlan = qemu_find_bt_vlan(0);
884 if (vlan)
885 return bt_new_hci(vlan);
886 }
887
888 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
889
890 return 0;
891 }
892
893 static int bt_hci_parse(const char *str)
894 {
895 struct HCIInfo *hci;
896 bdaddr_t bdaddr;
897
898 if (nb_hcis >= MAX_NICS) {
899 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
900 return -1;
901 }
902
903 hci = hci_init(str);
904 if (!hci)
905 return -1;
906
907 bdaddr.b[0] = 0x52;
908 bdaddr.b[1] = 0x54;
909 bdaddr.b[2] = 0x00;
910 bdaddr.b[3] = 0x12;
911 bdaddr.b[4] = 0x34;
912 bdaddr.b[5] = 0x56 + nb_hcis;
913 hci->bdaddr_set(hci, bdaddr.b);
914
915 hci_table[nb_hcis++] = hci;
916
917 return 0;
918 }
919
920 static void bt_vhci_add(int vlan_id)
921 {
922 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
923
924 if (!vlan->slave)
925 fprintf(stderr, "qemu: warning: adding a VHCI to "
926 "an empty scatternet %i\n", vlan_id);
927
928 bt_vhci_init(bt_new_hci(vlan));
929 }
930
931 static struct bt_device_s *bt_device_add(const char *opt)
932 {
933 struct bt_scatternet_s *vlan;
934 int vlan_id = 0;
935 char *endp = strstr(opt, ",vlan=");
936 int len = (endp ? endp - opt : strlen(opt)) + 1;
937 char devname[10];
938
939 pstrcpy(devname, MIN(sizeof(devname), len), opt);
940
941 if (endp) {
942 vlan_id = strtol(endp + 6, &endp, 0);
943 if (*endp) {
944 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
945 return 0;
946 }
947 }
948
949 vlan = qemu_find_bt_vlan(vlan_id);
950
951 if (!vlan->slave)
952 fprintf(stderr, "qemu: warning: adding a slave device to "
953 "an empty scatternet %i\n", vlan_id);
954
955 if (!strcmp(devname, "keyboard"))
956 return bt_keyboard_init(vlan);
957
958 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
959 return 0;
960 }
961
962 static int bt_parse(const char *opt)
963 {
964 const char *endp, *p;
965 int vlan;
966
967 if (strstart(opt, "hci", &endp)) {
968 if (!*endp || *endp == ',') {
969 if (*endp)
970 if (!strstart(endp, ",vlan=", 0))
971 opt = endp + 1;
972
973 return bt_hci_parse(opt);
974 }
975 } else if (strstart(opt, "vhci", &endp)) {
976 if (!*endp || *endp == ',') {
977 if (*endp) {
978 if (strstart(endp, ",vlan=", &p)) {
979 vlan = strtol(p, (char **) &endp, 0);
980 if (*endp) {
981 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
982 return 1;
983 }
984 } else {
985 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
986 return 1;
987 }
988 } else
989 vlan = 0;
990
991 bt_vhci_add(vlan);
992 return 0;
993 }
994 } else if (strstart(opt, "device:", &endp))
995 return !bt_device_add(endp);
996
997 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
998 return 1;
999 }
1000
1001 static int parse_sandbox(QemuOpts *opts, void *opaque)
1002 {
1003 /* FIXME: change this to true for 1.3 */
1004 if (qemu_opt_get_bool(opts, "enable", false)) {
1005 #ifdef CONFIG_SECCOMP
1006 if (seccomp_start() < 0) {
1007 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1008 "failed to install seccomp syscall filter in the kernel");
1009 return -1;
1010 }
1011 #else
1012 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1013 "sandboxing request but seccomp is not compiled into this build");
1014 return -1;
1015 #endif
1016 }
1017
1018 return 0;
1019 }
1020
1021 /*********QEMU USB setting******/
1022 bool usb_enabled(bool default_usb)
1023 {
1024 QemuOpts *mach_opts;
1025 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1026 if (mach_opts) {
1027 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1028 }
1029 return default_usb;
1030 }
1031
1032 #ifndef _WIN32
1033 static int parse_add_fd(QemuOpts *opts, void *opaque)
1034 {
1035 int fd, dupfd, flags;
1036 int64_t fdset_id;
1037 const char *fd_opaque = NULL;
1038
1039 fd = qemu_opt_get_number(opts, "fd", -1);
1040 fdset_id = qemu_opt_get_number(opts, "set", -1);
1041 fd_opaque = qemu_opt_get(opts, "opaque");
1042
1043 if (fd < 0) {
1044 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1045 "fd option is required and must be non-negative");
1046 return -1;
1047 }
1048
1049 if (fd <= STDERR_FILENO) {
1050 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1051 "fd cannot be a standard I/O stream");
1052 return -1;
1053 }
1054
1055 /*
1056 * All fds inherited across exec() necessarily have FD_CLOEXEC
1057 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1058 */
1059 flags = fcntl(fd, F_GETFD);
1060 if (flags == -1 || (flags & FD_CLOEXEC)) {
1061 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1062 "fd is not valid or already in use");
1063 return -1;
1064 }
1065
1066 if (fdset_id < 0) {
1067 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1068 "set option is required and must be non-negative");
1069 return -1;
1070 }
1071
1072 #ifdef F_DUPFD_CLOEXEC
1073 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1074 #else
1075 dupfd = dup(fd);
1076 if (dupfd != -1) {
1077 qemu_set_cloexec(dupfd);
1078 }
1079 #endif
1080 if (dupfd == -1) {
1081 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1082 "Error duplicating fd: %s", strerror(errno));
1083 return -1;
1084 }
1085
1086 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1087 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1088 fd_opaque, NULL);
1089
1090 return 0;
1091 }
1092
1093 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1094 {
1095 int fd;
1096
1097 fd = qemu_opt_get_number(opts, "fd", -1);
1098 close(fd);
1099
1100 return 0;
1101 }
1102 #endif
1103
1104 /***********************************************************/
1105 /* QEMU Block devices */
1106
1107 #define HD_OPTS "media=disk"
1108 #define CDROM_OPTS "media=cdrom"
1109 #define FD_OPTS ""
1110 #define PFLASH_OPTS ""
1111 #define MTD_OPTS ""
1112 #define SD_OPTS ""
1113
1114 static int drive_init_func(QemuOpts *opts, void *opaque)
1115 {
1116 BlockInterfaceType *block_default_type = opaque;
1117
1118 return drive_init(opts, *block_default_type) == NULL;
1119 }
1120
1121 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1122 {
1123 if (NULL == qemu_opt_get(opts, "snapshot")) {
1124 qemu_opt_set(opts, "snapshot", "on");
1125 }
1126 return 0;
1127 }
1128
1129 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1130 int index, const char *optstr)
1131 {
1132 QemuOpts *opts;
1133
1134 if (!enable || drive_get_by_index(type, index)) {
1135 return;
1136 }
1137
1138 opts = drive_add(type, index, NULL, optstr);
1139 if (snapshot) {
1140 drive_enable_snapshot(opts, NULL);
1141 }
1142 if (!drive_init(opts, type)) {
1143 exit(1);
1144 }
1145 }
1146
1147 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1148 {
1149 boot_set_handler = func;
1150 boot_set_opaque = opaque;
1151 }
1152
1153 int qemu_boot_set(const char *boot_devices)
1154 {
1155 if (!boot_set_handler) {
1156 return -EINVAL;
1157 }
1158 return boot_set_handler(boot_set_opaque, boot_devices);
1159 }
1160
1161 static void validate_bootdevices(char *devices)
1162 {
1163 /* We just do some generic consistency checks */
1164 const char *p;
1165 int bitmap = 0;
1166
1167 for (p = devices; *p != '\0'; p++) {
1168 /* Allowed boot devices are:
1169 * a-b: floppy disk drives
1170 * c-f: IDE disk drives
1171 * g-m: machine implementation dependent drives
1172 * n-p: network devices
1173 * It's up to each machine implementation to check if the given boot
1174 * devices match the actual hardware implementation and firmware
1175 * features.
1176 */
1177 if (*p < 'a' || *p > 'p') {
1178 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1179 exit(1);
1180 }
1181 if (bitmap & (1 << (*p - 'a'))) {
1182 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1183 exit(1);
1184 }
1185 bitmap |= 1 << (*p - 'a');
1186 }
1187 }
1188
1189 static void restore_boot_devices(void *opaque)
1190 {
1191 char *standard_boot_devices = opaque;
1192 static int first = 1;
1193
1194 /* Restore boot order and remove ourselves after the first boot */
1195 if (first) {
1196 first = 0;
1197 return;
1198 }
1199
1200 qemu_boot_set(standard_boot_devices);
1201
1202 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1203 g_free(standard_boot_devices);
1204 }
1205
1206 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1207 const char *suffix)
1208 {
1209 FWBootEntry *node, *i;
1210
1211 if (bootindex < 0) {
1212 return;
1213 }
1214
1215 assert(dev != NULL || suffix != NULL);
1216
1217 node = g_malloc0(sizeof(FWBootEntry));
1218 node->bootindex = bootindex;
1219 node->suffix = g_strdup(suffix);
1220 node->dev = dev;
1221
1222 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1223 if (i->bootindex == bootindex) {
1224 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1225 exit(1);
1226 } else if (i->bootindex < bootindex) {
1227 continue;
1228 }
1229 QTAILQ_INSERT_BEFORE(i, node, link);
1230 return;
1231 }
1232 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1233 }
1234
1235 DeviceState *get_boot_device(uint32_t position)
1236 {
1237 uint32_t counter = 0;
1238 FWBootEntry *i = NULL;
1239 DeviceState *res = NULL;
1240
1241 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1242 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1243 if (counter == position) {
1244 res = i->dev;
1245 break;
1246 }
1247 counter++;
1248 }
1249 }
1250 return res;
1251 }
1252
1253 /*
1254 * This function returns null terminated string that consist of new line
1255 * separated device paths.
1256 *
1257 * memory pointed by "size" is assigned total length of the array in bytes
1258 *
1259 */
1260 char *get_boot_devices_list(size_t *size)
1261 {
1262 FWBootEntry *i;
1263 size_t total = 0;
1264 char *list = NULL;
1265
1266 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1267 char *devpath = NULL, *bootpath;
1268 size_t len;
1269
1270 if (i->dev) {
1271 devpath = qdev_get_fw_dev_path(i->dev);
1272 assert(devpath);
1273 }
1274
1275 if (i->suffix && devpath) {
1276 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1277
1278 bootpath = g_malloc(bootpathlen);
1279 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1280 g_free(devpath);
1281 } else if (devpath) {
1282 bootpath = devpath;
1283 } else {
1284 assert(i->suffix);
1285 bootpath = g_strdup(i->suffix);
1286 }
1287
1288 if (total) {
1289 list[total-1] = '\n';
1290 }
1291 len = strlen(bootpath) + 1;
1292 list = g_realloc(list, total + len);
1293 memcpy(&list[total], bootpath, len);
1294 total += len;
1295 g_free(bootpath);
1296 }
1297
1298 *size = total;
1299
1300 if (boot_strict && *size > 0) {
1301 list[total-1] = '\n';
1302 list = g_realloc(list, total + 5);
1303 memcpy(&list[total], "HALT", 5);
1304 *size = total + 5;
1305 }
1306 return list;
1307 }
1308
1309 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1310 {
1311 char *endptr;
1312 unsigned long long value, endvalue;
1313
1314 /* Empty CPU range strings will be considered valid, they will simply
1315 * not set any bit in the CPU bitmap.
1316 */
1317 if (!*cpus) {
1318 return;
1319 }
1320
1321 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1322 goto error;
1323 }
1324 if (*endptr == '-') {
1325 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1326 goto error;
1327 }
1328 } else if (*endptr == '\0') {
1329 endvalue = value;
1330 } else {
1331 goto error;
1332 }
1333
1334 if (endvalue >= MAX_CPUMASK_BITS) {
1335 endvalue = MAX_CPUMASK_BITS - 1;
1336 fprintf(stderr,
1337 "qemu: NUMA: A max of %d VCPUs are supported\n",
1338 MAX_CPUMASK_BITS);
1339 }
1340
1341 if (endvalue < value) {
1342 goto error;
1343 }
1344
1345 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1346 return;
1347
1348 error:
1349 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1350 exit(1);
1351 }
1352
1353 static void numa_add(const char *optarg)
1354 {
1355 char option[128];
1356 char *endptr;
1357 unsigned long long nodenr;
1358
1359 optarg = get_opt_name(option, 128, optarg, ',');
1360 if (*optarg == ',') {
1361 optarg++;
1362 }
1363 if (!strcmp(option, "node")) {
1364
1365 if (nb_numa_nodes >= MAX_NODES) {
1366 fprintf(stderr, "qemu: too many NUMA nodes\n");
1367 exit(1);
1368 }
1369
1370 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1371 nodenr = nb_numa_nodes;
1372 } else {
1373 if (parse_uint_full(option, &nodenr, 10) < 0) {
1374 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1375 exit(1);
1376 }
1377 }
1378
1379 if (nodenr >= MAX_NODES) {
1380 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1381 exit(1);
1382 }
1383
1384 if (get_param_value(option, 128, "mem", optarg) == 0) {
1385 node_mem[nodenr] = 0;
1386 } else {
1387 int64_t sval;
1388 sval = strtosz(option, &endptr);
1389 if (sval < 0 || *endptr) {
1390 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1391 exit(1);
1392 }
1393 node_mem[nodenr] = sval;
1394 }
1395 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1396 numa_node_parse_cpus(nodenr, option);
1397 }
1398 nb_numa_nodes++;
1399 } else {
1400 fprintf(stderr, "Invalid -numa option: %s\n", option);
1401 exit(1);
1402 }
1403 }
1404
1405 static void smp_parse(const char *optarg)
1406 {
1407 int smp, sockets = 0, threads = 0, cores = 0;
1408 char *endptr;
1409 char option[128];
1410
1411 smp = strtoul(optarg, &endptr, 10);
1412 if (endptr != optarg) {
1413 if (*endptr == ',') {
1414 endptr++;
1415 }
1416 }
1417 if (get_param_value(option, 128, "sockets", endptr) != 0)
1418 sockets = strtoull(option, NULL, 10);
1419 if (get_param_value(option, 128, "cores", endptr) != 0)
1420 cores = strtoull(option, NULL, 10);
1421 if (get_param_value(option, 128, "threads", endptr) != 0)
1422 threads = strtoull(option, NULL, 10);
1423 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1424 max_cpus = strtoull(option, NULL, 10);
1425
1426 /* compute missing values, prefer sockets over cores over threads */
1427 if (smp == 0 || sockets == 0) {
1428 sockets = sockets > 0 ? sockets : 1;
1429 cores = cores > 0 ? cores : 1;
1430 threads = threads > 0 ? threads : 1;
1431 if (smp == 0) {
1432 smp = cores * threads * sockets;
1433 }
1434 } else {
1435 if (cores == 0) {
1436 threads = threads > 0 ? threads : 1;
1437 cores = smp / (sockets * threads);
1438 } else {
1439 threads = smp / (cores * sockets);
1440 }
1441 }
1442 smp_cpus = smp;
1443 smp_cores = cores > 0 ? cores : 1;
1444 smp_threads = threads > 0 ? threads : 1;
1445 if (max_cpus == 0)
1446 max_cpus = smp_cpus;
1447 }
1448
1449 static void configure_realtime(QemuOpts *opts)
1450 {
1451 bool enable_mlock;
1452
1453 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1454
1455 if (enable_mlock) {
1456 if (os_mlock() < 0) {
1457 fprintf(stderr, "qemu: locking memory failed\n");
1458 exit(1);
1459 }
1460 }
1461 }
1462
1463 /***********************************************************/
1464 /* USB devices */
1465
1466 static int usb_device_add(const char *devname)
1467 {
1468 const char *p;
1469 USBDevice *dev = NULL;
1470
1471 if (!usb_enabled(false)) {
1472 return -1;
1473 }
1474
1475 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1476 dev = usbdevice_create(devname);
1477 if (dev)
1478 goto done;
1479
1480 /* the other ones */
1481 #ifndef CONFIG_LINUX
1482 /* only the linux version is qdev-ified, usb-bsd still needs this */
1483 if (strstart(devname, "host:", &p)) {
1484 dev = usb_host_device_open(usb_bus_find(-1), p);
1485 } else
1486 #endif
1487 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1488 dev = usb_bt_init(usb_bus_find(-1),
1489 devname[2] ? hci_init(p)
1490 : bt_new_hci(qemu_find_bt_vlan(0)));
1491 } else {
1492 return -1;
1493 }
1494 if (!dev)
1495 return -1;
1496
1497 done:
1498 return 0;
1499 }
1500
1501 static int usb_device_del(const char *devname)
1502 {
1503 int bus_num, addr;
1504 const char *p;
1505
1506 if (strstart(devname, "host:", &p)) {
1507 return -1;
1508 }
1509
1510 if (!usb_enabled(false)) {
1511 return -1;
1512 }
1513
1514 p = strchr(devname, '.');
1515 if (!p)
1516 return -1;
1517 bus_num = strtoul(devname, NULL, 0);
1518 addr = strtoul(p + 1, NULL, 0);
1519
1520 return usb_device_delete_addr(bus_num, addr);
1521 }
1522
1523 static int usb_parse(const char *cmdline)
1524 {
1525 int r;
1526 r = usb_device_add(cmdline);
1527 if (r < 0) {
1528 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1529 }
1530 return r;
1531 }
1532
1533 void do_usb_add(Monitor *mon, const QDict *qdict)
1534 {
1535 const char *devname = qdict_get_str(qdict, "devname");
1536 if (usb_device_add(devname) < 0) {
1537 error_report("could not add USB device '%s'", devname);
1538 }
1539 }
1540
1541 void do_usb_del(Monitor *mon, const QDict *qdict)
1542 {
1543 const char *devname = qdict_get_str(qdict, "devname");
1544 if (usb_device_del(devname) < 0) {
1545 error_report("could not delete USB device '%s'", devname);
1546 }
1547 }
1548
1549 /***********************************************************/
1550 /* PCMCIA/Cardbus */
1551
1552 static struct pcmcia_socket_entry_s {
1553 PCMCIASocket *socket;
1554 struct pcmcia_socket_entry_s *next;
1555 } *pcmcia_sockets = 0;
1556
1557 void pcmcia_socket_register(PCMCIASocket *socket)
1558 {
1559 struct pcmcia_socket_entry_s *entry;
1560
1561 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1562 entry->socket = socket;
1563 entry->next = pcmcia_sockets;
1564 pcmcia_sockets = entry;
1565 }
1566
1567 void pcmcia_socket_unregister(PCMCIASocket *socket)
1568 {
1569 struct pcmcia_socket_entry_s *entry, **ptr;
1570
1571 ptr = &pcmcia_sockets;
1572 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1573 if (entry->socket == socket) {
1574 *ptr = entry->next;
1575 g_free(entry);
1576 }
1577 }
1578
1579 void pcmcia_info(Monitor *mon, const QDict *qdict)
1580 {
1581 struct pcmcia_socket_entry_s *iter;
1582
1583 if (!pcmcia_sockets)
1584 monitor_printf(mon, "No PCMCIA sockets\n");
1585
1586 for (iter = pcmcia_sockets; iter; iter = iter->next)
1587 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1588 iter->socket->attached ? iter->socket->card_string :
1589 "Empty");
1590 }
1591
1592 /***********************************************************/
1593 /* machine registration */
1594
1595 static QEMUMachine *first_machine = NULL;
1596 QEMUMachine *current_machine = NULL;
1597
1598 int qemu_register_machine(QEMUMachine *m)
1599 {
1600 QEMUMachine **pm;
1601 pm = &first_machine;
1602 while (*pm != NULL)
1603 pm = &(*pm)->next;
1604 m->next = NULL;
1605 *pm = m;
1606 return 0;
1607 }
1608
1609 static QEMUMachine *find_machine(const char *name)
1610 {
1611 QEMUMachine *m;
1612
1613 for(m = first_machine; m != NULL; m = m->next) {
1614 if (!strcmp(m->name, name))
1615 return m;
1616 if (m->alias && !strcmp(m->alias, name))
1617 return m;
1618 }
1619 return NULL;
1620 }
1621
1622 QEMUMachine *find_default_machine(void)
1623 {
1624 QEMUMachine *m;
1625
1626 for(m = first_machine; m != NULL; m = m->next) {
1627 if (m->is_default) {
1628 return m;
1629 }
1630 }
1631 return NULL;
1632 }
1633
1634 MachineInfoList *qmp_query_machines(Error **errp)
1635 {
1636 MachineInfoList *mach_list = NULL;
1637 QEMUMachine *m;
1638
1639 for (m = first_machine; m; m = m->next) {
1640 MachineInfoList *entry;
1641 MachineInfo *info;
1642
1643 info = g_malloc0(sizeof(*info));
1644 if (m->is_default) {
1645 info->has_is_default = true;
1646 info->is_default = true;
1647 }
1648
1649 if (m->alias) {
1650 info->has_alias = true;
1651 info->alias = g_strdup(m->alias);
1652 }
1653
1654 info->name = g_strdup(m->name);
1655 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1656
1657 entry = g_malloc0(sizeof(*entry));
1658 entry->value = info;
1659 entry->next = mach_list;
1660 mach_list = entry;
1661 }
1662
1663 return mach_list;
1664 }
1665
1666 /***********************************************************/
1667 /* main execution loop */
1668
1669 struct vm_change_state_entry {
1670 VMChangeStateHandler *cb;
1671 void *opaque;
1672 QLIST_ENTRY (vm_change_state_entry) entries;
1673 };
1674
1675 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1676
1677 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1678 void *opaque)
1679 {
1680 VMChangeStateEntry *e;
1681
1682 e = g_malloc0(sizeof (*e));
1683
1684 e->cb = cb;
1685 e->opaque = opaque;
1686 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1687 return e;
1688 }
1689
1690 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1691 {
1692 QLIST_REMOVE (e, entries);
1693 g_free (e);
1694 }
1695
1696 void vm_state_notify(int running, RunState state)
1697 {
1698 VMChangeStateEntry *e;
1699
1700 trace_vm_state_notify(running, state);
1701
1702 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1703 e->cb(e->opaque, running, state);
1704 }
1705 }
1706
1707 void vm_start(void)
1708 {
1709 if (!runstate_is_running()) {
1710 cpu_enable_ticks();
1711 runstate_set(RUN_STATE_RUNNING);
1712 vm_state_notify(1, RUN_STATE_RUNNING);
1713 resume_all_vcpus();
1714 monitor_protocol_event(QEVENT_RESUME, NULL);
1715 }
1716 }
1717
1718 /* reset/shutdown handler */
1719
1720 typedef struct QEMUResetEntry {
1721 QTAILQ_ENTRY(QEMUResetEntry) entry;
1722 QEMUResetHandler *func;
1723 void *opaque;
1724 } QEMUResetEntry;
1725
1726 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1727 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1728 static int reset_requested;
1729 static int shutdown_requested, shutdown_signal = -1;
1730 static pid_t shutdown_pid;
1731 static int powerdown_requested;
1732 static int debug_requested;
1733 static int suspend_requested;
1734 static int wakeup_requested;
1735 static NotifierList powerdown_notifiers =
1736 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1737 static NotifierList suspend_notifiers =
1738 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1739 static NotifierList wakeup_notifiers =
1740 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1741 static uint32_t wakeup_reason_mask = ~0;
1742 static RunState vmstop_requested = RUN_STATE_MAX;
1743
1744 int qemu_shutdown_requested_get(void)
1745 {
1746 return shutdown_requested;
1747 }
1748
1749 int qemu_reset_requested_get(void)
1750 {
1751 return reset_requested;
1752 }
1753
1754 static int qemu_shutdown_requested(void)
1755 {
1756 int r = shutdown_requested;
1757 shutdown_requested = 0;
1758 return r;
1759 }
1760
1761 static void qemu_kill_report(void)
1762 {
1763 if (!qtest_enabled() && shutdown_signal != -1) {
1764 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1765 if (shutdown_pid == 0) {
1766 /* This happens for eg ^C at the terminal, so it's worth
1767 * avoiding printing an odd message in that case.
1768 */
1769 fputc('\n', stderr);
1770 } else {
1771 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1772 }
1773 shutdown_signal = -1;
1774 }
1775 }
1776
1777 static int qemu_reset_requested(void)
1778 {
1779 int r = reset_requested;
1780 reset_requested = 0;
1781 return r;
1782 }
1783
1784 static int qemu_suspend_requested(void)
1785 {
1786 int r = suspend_requested;
1787 suspend_requested = 0;
1788 return r;
1789 }
1790
1791 static int qemu_wakeup_requested(void)
1792 {
1793 int r = wakeup_requested;
1794 wakeup_requested = 0;
1795 return r;
1796 }
1797
1798 static int qemu_powerdown_requested(void)
1799 {
1800 int r = powerdown_requested;
1801 powerdown_requested = 0;
1802 return r;
1803 }
1804
1805 static int qemu_debug_requested(void)
1806 {
1807 int r = debug_requested;
1808 debug_requested = 0;
1809 return r;
1810 }
1811
1812 /* We use RUN_STATE_MAX but any invalid value will do */
1813 static bool qemu_vmstop_requested(RunState *r)
1814 {
1815 if (vmstop_requested < RUN_STATE_MAX) {
1816 *r = vmstop_requested;
1817 vmstop_requested = RUN_STATE_MAX;
1818 return true;
1819 }
1820
1821 return false;
1822 }
1823
1824 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1825 {
1826 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1827
1828 re->func = func;
1829 re->opaque = opaque;
1830 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1831 }
1832
1833 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1834 {
1835 QEMUResetEntry *re;
1836
1837 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1838 if (re->func == func && re->opaque == opaque) {
1839 QTAILQ_REMOVE(&reset_handlers, re, entry);
1840 g_free(re);
1841 return;
1842 }
1843 }
1844 }
1845
1846 void qemu_devices_reset(void)
1847 {
1848 QEMUResetEntry *re, *nre;
1849
1850 /* reset all devices */
1851 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1852 re->func(re->opaque);
1853 }
1854 }
1855
1856 void qemu_system_reset(bool report)
1857 {
1858 if (current_machine && current_machine->reset) {
1859 current_machine->reset();
1860 } else {
1861 qemu_devices_reset();
1862 }
1863 if (report) {
1864 monitor_protocol_event(QEVENT_RESET, NULL);
1865 }
1866 cpu_synchronize_all_post_reset();
1867 }
1868
1869 void qemu_system_reset_request(void)
1870 {
1871 if (no_reboot) {
1872 shutdown_requested = 1;
1873 } else {
1874 reset_requested = 1;
1875 }
1876 cpu_stop_current();
1877 qemu_notify_event();
1878 }
1879
1880 static void qemu_system_suspend(void)
1881 {
1882 pause_all_vcpus();
1883 notifier_list_notify(&suspend_notifiers, NULL);
1884 runstate_set(RUN_STATE_SUSPENDED);
1885 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1886 }
1887
1888 void qemu_system_suspend_request(void)
1889 {
1890 if (runstate_check(RUN_STATE_SUSPENDED)) {
1891 return;
1892 }
1893 suspend_requested = 1;
1894 cpu_stop_current();
1895 qemu_notify_event();
1896 }
1897
1898 void qemu_register_suspend_notifier(Notifier *notifier)
1899 {
1900 notifier_list_add(&suspend_notifiers, notifier);
1901 }
1902
1903 void qemu_system_wakeup_request(WakeupReason reason)
1904 {
1905 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1906 return;
1907 }
1908 if (!(wakeup_reason_mask & (1 << reason))) {
1909 return;
1910 }
1911 runstate_set(RUN_STATE_RUNNING);
1912 notifier_list_notify(&wakeup_notifiers, &reason);
1913 wakeup_requested = 1;
1914 qemu_notify_event();
1915 }
1916
1917 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1918 {
1919 if (enabled) {
1920 wakeup_reason_mask |= (1 << reason);
1921 } else {
1922 wakeup_reason_mask &= ~(1 << reason);
1923 }
1924 }
1925
1926 void qemu_register_wakeup_notifier(Notifier *notifier)
1927 {
1928 notifier_list_add(&wakeup_notifiers, notifier);
1929 }
1930
1931 void qemu_system_killed(int signal, pid_t pid)
1932 {
1933 shutdown_signal = signal;
1934 shutdown_pid = pid;
1935 no_shutdown = 0;
1936 qemu_system_shutdown_request();
1937 }
1938
1939 void qemu_system_shutdown_request(void)
1940 {
1941 shutdown_requested = 1;
1942 qemu_notify_event();
1943 }
1944
1945 static void qemu_system_powerdown(void)
1946 {
1947 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1948 notifier_list_notify(&powerdown_notifiers, NULL);
1949 }
1950
1951 void qemu_system_powerdown_request(void)
1952 {
1953 powerdown_requested = 1;
1954 qemu_notify_event();
1955 }
1956
1957 void qemu_register_powerdown_notifier(Notifier *notifier)
1958 {
1959 notifier_list_add(&powerdown_notifiers, notifier);
1960 }
1961
1962 void qemu_system_debug_request(void)
1963 {
1964 debug_requested = 1;
1965 qemu_notify_event();
1966 }
1967
1968 void qemu_system_vmstop_request(RunState state)
1969 {
1970 vmstop_requested = state;
1971 qemu_notify_event();
1972 }
1973
1974 static bool main_loop_should_exit(void)
1975 {
1976 RunState r;
1977 if (qemu_debug_requested()) {
1978 vm_stop(RUN_STATE_DEBUG);
1979 }
1980 if (qemu_suspend_requested()) {
1981 qemu_system_suspend();
1982 }
1983 if (qemu_shutdown_requested()) {
1984 qemu_kill_report();
1985 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1986 if (no_shutdown) {
1987 vm_stop(RUN_STATE_SHUTDOWN);
1988 } else {
1989 return true;
1990 }
1991 }
1992 if (qemu_reset_requested()) {
1993 pause_all_vcpus();
1994 cpu_synchronize_all_states();
1995 qemu_system_reset(VMRESET_REPORT);
1996 resume_all_vcpus();
1997 if (runstate_needs_reset()) {
1998 runstate_set(RUN_STATE_PAUSED);
1999 }
2000 }
2001 if (qemu_wakeup_requested()) {
2002 pause_all_vcpus();
2003 cpu_synchronize_all_states();
2004 qemu_system_reset(VMRESET_SILENT);
2005 resume_all_vcpus();
2006 monitor_protocol_event(QEVENT_WAKEUP, NULL);
2007 }
2008 if (qemu_powerdown_requested()) {
2009 qemu_system_powerdown();
2010 }
2011 if (qemu_vmstop_requested(&r)) {
2012 vm_stop(r);
2013 }
2014 return false;
2015 }
2016
2017 static void main_loop(void)
2018 {
2019 bool nonblocking;
2020 int last_io = 0;
2021 #ifdef CONFIG_PROFILER
2022 int64_t ti;
2023 #endif
2024 do {
2025 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
2026 #ifdef CONFIG_PROFILER
2027 ti = profile_getclock();
2028 #endif
2029 last_io = main_loop_wait(nonblocking);
2030 #ifdef CONFIG_PROFILER
2031 dev_time += profile_getclock() - ti;
2032 #endif
2033 } while (!main_loop_should_exit());
2034 }
2035
2036 static void version(void)
2037 {
2038 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2039 }
2040
2041 static void help(int exitcode)
2042 {
2043 version();
2044 printf("usage: %s [options] [disk_image]\n\n"
2045 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2046 error_get_progname());
2047
2048 #define QEMU_OPTIONS_GENERATE_HELP
2049 #include "qemu-options-wrapper.h"
2050
2051 printf("\nDuring emulation, the following keys are useful:\n"
2052 "ctrl-alt-f toggle full screen\n"
2053 "ctrl-alt-n switch to virtual console 'n'\n"
2054 "ctrl-alt toggle mouse and keyboard grab\n"
2055 "\n"
2056 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2057
2058 exit(exitcode);
2059 }
2060
2061 #define HAS_ARG 0x0001
2062
2063 typedef struct QEMUOption {
2064 const char *name;
2065 int flags;
2066 int index;
2067 uint32_t arch_mask;
2068 } QEMUOption;
2069
2070 static const QEMUOption qemu_options[] = {
2071 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2072 #define QEMU_OPTIONS_GENERATE_OPTIONS
2073 #include "qemu-options-wrapper.h"
2074 { NULL },
2075 };
2076
2077 static bool vga_available(void)
2078 {
2079 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2080 }
2081
2082 static bool cirrus_vga_available(void)
2083 {
2084 return object_class_by_name("cirrus-vga")
2085 || object_class_by_name("isa-cirrus-vga");
2086 }
2087
2088 static bool vmware_vga_available(void)
2089 {
2090 return object_class_by_name("vmware-svga");
2091 }
2092
2093 static bool qxl_vga_available(void)
2094 {
2095 return object_class_by_name("qxl-vga");
2096 }
2097
2098 static void select_vgahw (const char *p)
2099 {
2100 const char *opts;
2101
2102 vga_interface_type = VGA_NONE;
2103 if (strstart(p, "std", &opts)) {
2104 if (vga_available()) {
2105 vga_interface_type = VGA_STD;
2106 } else {
2107 fprintf(stderr, "Error: standard VGA not available\n");
2108 exit(0);
2109 }
2110 } else if (strstart(p, "cirrus", &opts)) {
2111 if (cirrus_vga_available()) {
2112 vga_interface_type = VGA_CIRRUS;
2113 } else {
2114 fprintf(stderr, "Error: Cirrus VGA not available\n");
2115 exit(0);
2116 }
2117 } else if (strstart(p, "vmware", &opts)) {
2118 if (vmware_vga_available()) {
2119 vga_interface_type = VGA_VMWARE;
2120 } else {
2121 fprintf(stderr, "Error: VMWare SVGA not available\n");
2122 exit(0);
2123 }
2124 } else if (strstart(p, "xenfb", &opts)) {
2125 vga_interface_type = VGA_XENFB;
2126 } else if (strstart(p, "qxl", &opts)) {
2127 if (qxl_vga_available()) {
2128 vga_interface_type = VGA_QXL;
2129 } else {
2130 fprintf(stderr, "Error: QXL VGA not available\n");
2131 exit(0);
2132 }
2133 } else if (!strstart(p, "none", &opts)) {
2134 invalid_vga:
2135 fprintf(stderr, "Unknown vga type: %s\n", p);
2136 exit(1);
2137 }
2138 while (*opts) {
2139 const char *nextopt;
2140
2141 if (strstart(opts, ",retrace=", &nextopt)) {
2142 opts = nextopt;
2143 if (strstart(opts, "dumb", &nextopt))
2144 vga_retrace_method = VGA_RETRACE_DUMB;
2145 else if (strstart(opts, "precise", &nextopt))
2146 vga_retrace_method = VGA_RETRACE_PRECISE;
2147 else goto invalid_vga;
2148 } else goto invalid_vga;
2149 opts = nextopt;
2150 }
2151 }
2152
2153 static DisplayType select_display(const char *p)
2154 {
2155 const char *opts;
2156 DisplayType display = DT_DEFAULT;
2157
2158 if (strstart(p, "sdl", &opts)) {
2159 #ifdef CONFIG_SDL
2160 display = DT_SDL;
2161 while (*opts) {
2162 const char *nextopt;
2163
2164 if (strstart(opts, ",frame=", &nextopt)) {
2165 opts = nextopt;
2166 if (strstart(opts, "on", &nextopt)) {
2167 no_frame = 0;
2168 } else if (strstart(opts, "off", &nextopt)) {
2169 no_frame = 1;
2170 } else {
2171 goto invalid_sdl_args;
2172 }
2173 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2174 opts = nextopt;
2175 if (strstart(opts, "on", &nextopt)) {
2176 alt_grab = 1;
2177 } else if (strstart(opts, "off", &nextopt)) {
2178 alt_grab = 0;
2179 } else {
2180 goto invalid_sdl_args;
2181 }
2182 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2183 opts = nextopt;
2184 if (strstart(opts, "on", &nextopt)) {
2185 ctrl_grab = 1;
2186 } else if (strstart(opts, "off", &nextopt)) {
2187 ctrl_grab = 0;
2188 } else {
2189 goto invalid_sdl_args;
2190 }
2191 } else if (strstart(opts, ",window_close=", &nextopt)) {
2192 opts = nextopt;
2193 if (strstart(opts, "on", &nextopt)) {
2194 no_quit = 0;
2195 } else if (strstart(opts, "off", &nextopt)) {
2196 no_quit = 1;
2197 } else {
2198 goto invalid_sdl_args;
2199 }
2200 } else {
2201 invalid_sdl_args:
2202 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2203 exit(1);
2204 }
2205 opts = nextopt;
2206 }
2207 #else
2208 fprintf(stderr, "SDL support is disabled\n");
2209 exit(1);
2210 #endif
2211 } else if (strstart(p, "vnc", &opts)) {
2212 #ifdef CONFIG_VNC
2213 display_remote++;
2214
2215 if (*opts) {
2216 const char *nextopt;
2217
2218 if (strstart(opts, "=", &nextopt)) {
2219 vnc_display = nextopt;
2220 }
2221 }
2222 if (!vnc_display) {
2223 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2224 exit(1);
2225 }
2226 #else
2227 fprintf(stderr, "VNC support is disabled\n");
2228 exit(1);
2229 #endif
2230 } else if (strstart(p, "curses", &opts)) {
2231 #ifdef CONFIG_CURSES
2232 display = DT_CURSES;
2233 #else
2234 fprintf(stderr, "Curses support is disabled\n");
2235 exit(1);
2236 #endif
2237 } else if (strstart(p, "gtk", &opts)) {
2238 #ifdef CONFIG_GTK
2239 display = DT_GTK;
2240 #else
2241 fprintf(stderr, "GTK support is disabled\n");
2242 exit(1);
2243 #endif
2244 } else if (strstart(p, "none", &opts)) {
2245 display = DT_NONE;
2246 } else {
2247 fprintf(stderr, "Unknown display type: %s\n", p);
2248 exit(1);
2249 }
2250
2251 return display;
2252 }
2253
2254 static int balloon_parse(const char *arg)
2255 {
2256 QemuOpts *opts;
2257
2258 if (strcmp(arg, "none") == 0) {
2259 return 0;
2260 }
2261
2262 if (!strncmp(arg, "virtio", 6)) {
2263 if (arg[6] == ',') {
2264 /* have params -> parse them */
2265 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2266 if (!opts)
2267 return -1;
2268 } else {
2269 /* create empty opts */
2270 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2271 }
2272 qemu_opt_set(opts, "driver", "virtio-balloon");
2273 return 0;
2274 }
2275
2276 return -1;
2277 }
2278
2279 char *qemu_find_file(int type, const char *name)
2280 {
2281 int i;
2282 const char *subdir;
2283 char *buf;
2284
2285 /* Try the name as a straight path first */
2286 if (access(name, R_OK) == 0) {
2287 trace_load_file(name, name);
2288 return g_strdup(name);
2289 }
2290
2291 switch (type) {
2292 case QEMU_FILE_TYPE_BIOS:
2293 subdir = "";
2294 break;
2295 case QEMU_FILE_TYPE_KEYMAP:
2296 subdir = "keymaps/";
2297 break;
2298 default:
2299 abort();
2300 }
2301
2302 for (i = 0; i < data_dir_idx; i++) {
2303 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2304 if (access(buf, R_OK) == 0) {
2305 trace_load_file(name, buf);
2306 return buf;
2307 }
2308 g_free(buf);
2309 }
2310 return NULL;
2311 }
2312
2313 static int device_help_func(QemuOpts *opts, void *opaque)
2314 {
2315 return qdev_device_help(opts);
2316 }
2317
2318 static int device_init_func(QemuOpts *opts, void *opaque)
2319 {
2320 DeviceState *dev;
2321
2322 dev = qdev_device_add(opts);
2323 if (!dev)
2324 return -1;
2325 object_unref(OBJECT(dev));
2326 return 0;
2327 }
2328
2329 static int chardev_init_func(QemuOpts *opts, void *opaque)
2330 {
2331 Error *local_err = NULL;
2332
2333 qemu_chr_new_from_opts(opts, NULL, &local_err);
2334 if (error_is_set(&local_err)) {
2335 fprintf(stderr, "%s\n", error_get_pretty(local_err));
2336 error_free(local_err);
2337 return -1;
2338 }
2339 return 0;
2340 }
2341
2342 #ifdef CONFIG_VIRTFS
2343 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2344 {
2345 int ret;
2346 ret = qemu_fsdev_add(opts);
2347
2348 return ret;
2349 }
2350 #endif
2351
2352 static int mon_init_func(QemuOpts *opts, void *opaque)
2353 {
2354 CharDriverState *chr;
2355 const char *chardev;
2356 const char *mode;
2357 int flags;
2358
2359 mode = qemu_opt_get(opts, "mode");
2360 if (mode == NULL) {
2361 mode = "readline";
2362 }
2363 if (strcmp(mode, "readline") == 0) {
2364 flags = MONITOR_USE_READLINE;
2365 } else if (strcmp(mode, "control") == 0) {
2366 flags = MONITOR_USE_CONTROL;
2367 } else {
2368 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2369 exit(1);
2370 }
2371
2372 if (qemu_opt_get_bool(opts, "pretty", 0))
2373 flags |= MONITOR_USE_PRETTY;
2374
2375 if (qemu_opt_get_bool(opts, "default", 0))
2376 flags |= MONITOR_IS_DEFAULT;
2377
2378 chardev = qemu_opt_get(opts, "chardev");
2379 chr = qemu_chr_find(chardev);
2380 if (chr == NULL) {
2381 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2382 exit(1);
2383 }
2384
2385 qemu_chr_fe_claim_no_fail(chr);
2386 monitor_init(chr, flags);
2387 return 0;
2388 }
2389
2390 static void monitor_parse(const char *optarg, const char *mode)
2391 {
2392 static int monitor_device_index = 0;
2393 QemuOpts *opts;
2394 const char *p;
2395 char label[32];
2396 int def = 0;
2397
2398 if (strstart(optarg, "chardev:", &p)) {
2399 snprintf(label, sizeof(label), "%s", p);
2400 } else {
2401 snprintf(label, sizeof(label), "compat_monitor%d",
2402 monitor_device_index);
2403 if (monitor_device_index == 0) {
2404 def = 1;
2405 }
2406 opts = qemu_chr_parse_compat(label, optarg);
2407 if (!opts) {
2408 fprintf(stderr, "parse error: %s\n", optarg);
2409 exit(1);
2410 }
2411 }
2412
2413 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2414 if (!opts) {
2415 fprintf(stderr, "duplicate chardev: %s\n", label);
2416 exit(1);
2417 }
2418 qemu_opt_set(opts, "mode", mode);
2419 qemu_opt_set(opts, "chardev", label);
2420 if (def)
2421 qemu_opt_set(opts, "default", "on");
2422 monitor_device_index++;
2423 }
2424
2425 struct device_config {
2426 enum {
2427 DEV_USB, /* -usbdevice */
2428 DEV_BT, /* -bt */
2429 DEV_SERIAL, /* -serial */
2430 DEV_PARALLEL, /* -parallel */
2431 DEV_VIRTCON, /* -virtioconsole */
2432 DEV_DEBUGCON, /* -debugcon */
2433 DEV_GDB, /* -gdb, -s */
2434 DEV_SCLP, /* s390 sclp */
2435 } type;
2436 const char *cmdline;
2437 Location loc;
2438 QTAILQ_ENTRY(device_config) next;
2439 };
2440
2441 static QTAILQ_HEAD(, device_config) device_configs =
2442 QTAILQ_HEAD_INITIALIZER(device_configs);
2443
2444 static void add_device_config(int type, const char *cmdline)
2445 {
2446 struct device_config *conf;
2447
2448 conf = g_malloc0(sizeof(*conf));
2449 conf->type = type;
2450 conf->cmdline = cmdline;
2451 loc_save(&conf->loc);
2452 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2453 }
2454
2455 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2456 {
2457 struct device_config *conf;
2458 int rc;
2459
2460 QTAILQ_FOREACH(conf, &device_configs, next) {
2461 if (conf->type != type)
2462 continue;
2463 loc_push_restore(&conf->loc);
2464 rc = func(conf->cmdline);
2465 loc_pop(&conf->loc);
2466 if (0 != rc)
2467 return rc;
2468 }
2469 return 0;
2470 }
2471
2472 static int serial_parse(const char *devname)
2473 {
2474 static int index = 0;
2475 char label[32];
2476
2477 if (strcmp(devname, "none") == 0)
2478 return 0;
2479 if (index == MAX_SERIAL_PORTS) {
2480 fprintf(stderr, "qemu: too many serial ports\n");
2481 exit(1);
2482 }
2483 snprintf(label, sizeof(label), "serial%d", index);
2484 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2485 if (!serial_hds[index]) {
2486 fprintf(stderr, "qemu: could not connect serial device"
2487 " to character backend '%s'\n", devname);
2488 return -1;
2489 }
2490 index++;
2491 return 0;
2492 }
2493
2494 static int parallel_parse(const char *devname)
2495 {
2496 static int index = 0;
2497 char label[32];
2498
2499 if (strcmp(devname, "none") == 0)
2500 return 0;
2501 if (index == MAX_PARALLEL_PORTS) {
2502 fprintf(stderr, "qemu: too many parallel ports\n");
2503 exit(1);
2504 }
2505 snprintf(label, sizeof(label), "parallel%d", index);
2506 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2507 if (!parallel_hds[index]) {
2508 fprintf(stderr, "qemu: could not connect parallel device"
2509 " to character backend '%s'\n", devname);
2510 return -1;
2511 }
2512 index++;
2513 return 0;
2514 }
2515
2516 static int virtcon_parse(const char *devname)
2517 {
2518 QemuOptsList *device = qemu_find_opts("device");
2519 static int index = 0;
2520 char label[32];
2521 QemuOpts *bus_opts, *dev_opts;
2522
2523 if (strcmp(devname, "none") == 0)
2524 return 0;
2525 if (index == MAX_VIRTIO_CONSOLES) {
2526 fprintf(stderr, "qemu: too many virtio consoles\n");
2527 exit(1);
2528 }
2529
2530 bus_opts = qemu_opts_create_nofail(device);
2531 if (arch_type == QEMU_ARCH_S390X) {
2532 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2533 } else {
2534 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2535 }
2536
2537 dev_opts = qemu_opts_create_nofail(device);
2538 qemu_opt_set(dev_opts, "driver", "virtconsole");
2539
2540 snprintf(label, sizeof(label), "virtcon%d", index);
2541 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2542 if (!virtcon_hds[index]) {
2543 fprintf(stderr, "qemu: could not connect virtio console"
2544 " to character backend '%s'\n", devname);
2545 return -1;
2546 }
2547 qemu_opt_set(dev_opts, "chardev", label);
2548
2549 index++;
2550 return 0;
2551 }
2552
2553 static int sclp_parse(const char *devname)
2554 {
2555 QemuOptsList *device = qemu_find_opts("device");
2556 static int index = 0;
2557 char label[32];
2558 QemuOpts *dev_opts;
2559
2560 if (strcmp(devname, "none") == 0) {
2561 return 0;
2562 }
2563 if (index == MAX_SCLP_CONSOLES) {
2564 fprintf(stderr, "qemu: too many sclp consoles\n");
2565 exit(1);
2566 }
2567
2568 assert(arch_type == QEMU_ARCH_S390X);
2569
2570 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2571 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2572
2573 snprintf(label, sizeof(label), "sclpcon%d", index);
2574 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2575 if (!sclp_hds[index]) {
2576 fprintf(stderr, "qemu: could not connect sclp console"
2577 " to character backend '%s'\n", devname);
2578 return -1;
2579 }
2580 qemu_opt_set(dev_opts, "chardev", label);
2581
2582 index++;
2583 return 0;
2584 }
2585
2586 static int debugcon_parse(const char *devname)
2587 {
2588 QemuOpts *opts;
2589
2590 if (!qemu_chr_new("debugcon", devname, NULL)) {
2591 exit(1);
2592 }
2593 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2594 if (!opts) {
2595 fprintf(stderr, "qemu: already have a debugcon device\n");
2596 exit(1);
2597 }
2598 qemu_opt_set(opts, "driver", "isa-debugcon");
2599 qemu_opt_set(opts, "chardev", "debugcon");
2600 return 0;
2601 }
2602
2603 static QEMUMachine *machine_parse(const char *name)
2604 {
2605 QEMUMachine *m, *machine = NULL;
2606
2607 if (name) {
2608 machine = find_machine(name);
2609 }
2610 if (machine) {
2611 return machine;
2612 }
2613 printf("Supported machines are:\n");
2614 for (m = first_machine; m != NULL; m = m->next) {
2615 if (m->alias) {
2616 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2617 }
2618 printf("%-20s %s%s\n", m->name, m->desc,
2619 m->is_default ? " (default)" : "");
2620 }
2621 exit(!name || !is_help_option(name));
2622 }
2623
2624 static int tcg_init(void)
2625 {
2626 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2627 return 0;
2628 }
2629
2630 static struct {
2631 const char *opt_name;
2632 const char *name;
2633 int (*available)(void);
2634 int (*init)(void);
2635 bool *allowed;
2636 } accel_list[] = {
2637 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2638 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2639 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2640 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2641 };
2642
2643 static int configure_accelerator(void)
2644 {
2645 const char *p = NULL;
2646 char buf[10];
2647 int i, ret;
2648 bool accel_initialised = false;
2649 bool init_failed = false;
2650
2651 QemuOptsList *list = qemu_find_opts("machine");
2652 if (!QTAILQ_EMPTY(&list->head)) {
2653 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2654 }
2655
2656 if (p == NULL) {
2657 /* Use the default "accelerator", tcg */
2658 p = "tcg";
2659 }
2660
2661 while (!accel_initialised && *p != '\0') {
2662 if (*p == ':') {
2663 p++;
2664 }
2665 p = get_opt_name(buf, sizeof (buf), p, ':');
2666 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2667 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2668 if (!accel_list[i].available()) {
2669 printf("%s not supported for this target\n",
2670 accel_list[i].name);
2671 continue;
2672 }
2673 *(accel_list[i].allowed) = true;
2674 ret = accel_list[i].init();
2675 if (ret < 0) {
2676 init_failed = true;
2677 fprintf(stderr, "failed to initialize %s: %s\n",
2678 accel_list[i].name,
2679 strerror(-ret));
2680 *(accel_list[i].allowed) = false;
2681 } else {
2682 accel_initialised = true;
2683 }
2684 break;
2685 }
2686 }
2687 if (i == ARRAY_SIZE(accel_list)) {
2688 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2689 }
2690 }
2691
2692 if (!accel_initialised) {
2693 if (!init_failed) {
2694 fprintf(stderr, "No accelerator found!\n");
2695 }
2696 exit(1);
2697 }
2698
2699 if (init_failed) {
2700 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2701 }
2702
2703 return !accel_initialised;
2704 }
2705
2706 void qemu_add_exit_notifier(Notifier *notify)
2707 {
2708 notifier_list_add(&exit_notifiers, notify);
2709 }
2710
2711 void qemu_remove_exit_notifier(Notifier *notify)
2712 {
2713 notifier_remove(notify);
2714 }
2715
2716 static void qemu_run_exit_notifiers(void)
2717 {
2718 notifier_list_notify(&exit_notifiers, NULL);
2719 }
2720
2721 void qemu_add_machine_init_done_notifier(Notifier *notify)
2722 {
2723 notifier_list_add(&machine_init_done_notifiers, notify);
2724 }
2725
2726 static void qemu_run_machine_init_done_notifiers(void)
2727 {
2728 notifier_list_notify(&machine_init_done_notifiers, NULL);
2729 }
2730
2731 static const QEMUOption *lookup_opt(int argc, char **argv,
2732 const char **poptarg, int *poptind)
2733 {
2734 const QEMUOption *popt;
2735 int optind = *poptind;
2736 char *r = argv[optind];
2737 const char *optarg;
2738
2739 loc_set_cmdline(argv, optind, 1);
2740 optind++;
2741 /* Treat --foo the same as -foo. */
2742 if (r[1] == '-')
2743 r++;
2744 popt = qemu_options;
2745 for(;;) {
2746 if (!popt->name) {
2747 error_report("invalid option");
2748 exit(1);
2749 }
2750 if (!strcmp(popt->name, r + 1))
2751 break;
2752 popt++;
2753 }
2754 if (popt->flags & HAS_ARG) {
2755 if (optind >= argc) {
2756 error_report("requires an argument");
2757 exit(1);
2758 }
2759 optarg = argv[optind++];
2760 loc_set_cmdline(argv, optind - 2, 2);
2761 } else {
2762 optarg = NULL;
2763 }
2764
2765 *poptarg = optarg;
2766 *poptind = optind;
2767
2768 return popt;
2769 }
2770
2771 static gpointer malloc_and_trace(gsize n_bytes)
2772 {
2773 void *ptr = malloc(n_bytes);
2774 trace_g_malloc(n_bytes, ptr);
2775 return ptr;
2776 }
2777
2778 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2779 {
2780 void *ptr = realloc(mem, n_bytes);
2781 trace_g_realloc(mem, n_bytes, ptr);
2782 return ptr;
2783 }
2784
2785 static void free_and_trace(gpointer mem)
2786 {
2787 trace_g_free(mem);
2788 free(mem);
2789 }
2790
2791 static int object_set_property(const char *name, const char *value, void *opaque)
2792 {
2793 Object *obj = OBJECT(opaque);
2794 StringInputVisitor *siv;
2795 Error *local_err = NULL;
2796
2797 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2798 return 0;
2799 }
2800
2801 siv = string_input_visitor_new(value);
2802 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2803 string_input_visitor_cleanup(siv);
2804
2805 if (local_err) {
2806 qerror_report_err(local_err);
2807 error_free(local_err);
2808 return -1;
2809 }
2810
2811 return 0;
2812 }
2813
2814 static int object_create(QemuOpts *opts, void *opaque)
2815 {
2816 const char *type = qemu_opt_get(opts, "qom-type");
2817 const char *id = qemu_opts_id(opts);
2818 Object *obj;
2819
2820 g_assert(type != NULL);
2821
2822 if (id == NULL) {
2823 qerror_report(QERR_MISSING_PARAMETER, "id");
2824 return -1;
2825 }
2826
2827 obj = object_new(type);
2828 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2829 return -1;
2830 }
2831
2832 object_property_add_child(container_get(object_get_root(), "/objects"),
2833 id, obj, NULL);
2834
2835 return 0;
2836 }
2837
2838 int main(int argc, char **argv, char **envp)
2839 {
2840 int i;
2841 int snapshot, linux_boot;
2842 const char *icount_option = NULL;
2843 const char *initrd_filename;
2844 const char *kernel_filename, *kernel_cmdline;
2845 char boot_devices[33] = "";
2846 DisplayState *ds;
2847 int cyls, heads, secs, translation;
2848 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2849 QemuOptsList *olist;
2850 int optind;
2851 const char *optarg;
2852 const char *loadvm = NULL;
2853 QEMUMachine *machine;
2854 const char *cpu_model;
2855 const char *vga_model = "none";
2856 const char *pid_file = NULL;
2857 const char *incoming = NULL;
2858 #ifdef CONFIG_VNC
2859 int show_vnc_port = 0;
2860 #endif
2861 bool defconfig = true;
2862 bool userconfig = true;
2863 const char *log_mask = NULL;
2864 const char *log_file = NULL;
2865 GMemVTable mem_trace = {
2866 .malloc = malloc_and_trace,
2867 .realloc = realloc_and_trace,
2868 .free = free_and_trace,
2869 };
2870 const char *trace_events = NULL;
2871 const char *trace_file = NULL;
2872
2873 atexit(qemu_run_exit_notifiers);
2874 error_set_progname(argv[0]);
2875
2876 g_mem_set_vtable(&mem_trace);
2877 if (!g_thread_supported()) {
2878 #if !GLIB_CHECK_VERSION(2, 31, 0)
2879 g_thread_init(NULL);
2880 #else
2881 fprintf(stderr, "glib threading failed to initialize.\n");
2882 exit(1);
2883 #endif
2884 }
2885
2886 module_call_init(MODULE_INIT_QOM);
2887
2888 qemu_add_opts(&qemu_drive_opts);
2889 qemu_add_opts(&qemu_chardev_opts);
2890 qemu_add_opts(&qemu_device_opts);
2891 qemu_add_opts(&qemu_netdev_opts);
2892 qemu_add_opts(&qemu_net_opts);
2893 qemu_add_opts(&qemu_rtc_opts);
2894 qemu_add_opts(&qemu_global_opts);
2895 qemu_add_opts(&qemu_mon_opts);
2896 qemu_add_opts(&qemu_trace_opts);
2897 qemu_add_opts(&qemu_option_rom_opts);
2898 qemu_add_opts(&qemu_machine_opts);
2899 qemu_add_opts(&qemu_boot_opts);
2900 qemu_add_opts(&qemu_sandbox_opts);
2901 qemu_add_opts(&qemu_add_fd_opts);
2902 qemu_add_opts(&qemu_object_opts);
2903 qemu_add_opts(&qemu_tpmdev_opts);
2904 qemu_add_opts(&qemu_realtime_opts);
2905
2906 runstate_init();
2907
2908 init_clocks();
2909 rtc_clock = host_clock;
2910
2911 qemu_cache_utils_init(envp);
2912
2913 QLIST_INIT (&vm_change_state_head);
2914 os_setup_early_signal_handling();
2915
2916 module_call_init(MODULE_INIT_MACHINE);
2917 machine = find_default_machine();
2918 cpu_model = NULL;
2919 ram_size = 0;
2920 snapshot = 0;
2921 cyls = heads = secs = 0;
2922 translation = BIOS_ATA_TRANSLATION_AUTO;
2923
2924 for (i = 0; i < MAX_NODES; i++) {
2925 node_mem[i] = 0;
2926 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2927 }
2928
2929 nb_numa_nodes = 0;
2930 nb_nics = 0;
2931
2932 bdrv_init_with_whitelist();
2933
2934 autostart= 1;
2935
2936 /* first pass of option parsing */
2937 optind = 1;
2938 while (optind < argc) {
2939 if (argv[optind][0] != '-') {
2940 /* disk image */
2941 optind++;
2942 continue;
2943 } else {
2944 const QEMUOption *popt;
2945
2946 popt = lookup_opt(argc, argv, &optarg, &optind);
2947 switch (popt->index) {
2948 case QEMU_OPTION_nodefconfig:
2949 defconfig = false;
2950 break;
2951 case QEMU_OPTION_nouserconfig:
2952 userconfig = false;
2953 break;
2954 }
2955 }
2956 }
2957
2958 if (defconfig) {
2959 int ret;
2960 ret = qemu_read_default_config_files(userconfig);
2961 if (ret < 0) {
2962 exit(1);
2963 }
2964 }
2965
2966 /* second pass of option parsing */
2967 optind = 1;
2968 for(;;) {
2969 if (optind >= argc)
2970 break;
2971 if (argv[optind][0] != '-') {
2972 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2973 } else {
2974 const QEMUOption *popt;
2975
2976 popt = lookup_opt(argc, argv, &optarg, &optind);
2977 if (!(popt->arch_mask & arch_type)) {
2978 printf("Option %s not supported for this target\n", popt->name);
2979 exit(1);
2980 }
2981 switch(popt->index) {
2982 case QEMU_OPTION_M:
2983 machine = machine_parse(optarg);
2984 break;
2985 case QEMU_OPTION_no_kvm_irqchip: {
2986 olist = qemu_find_opts("machine");
2987 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2988 break;
2989 }
2990 case QEMU_OPTION_cpu:
2991 /* hw initialization will check this */
2992 cpu_model = optarg;
2993 break;
2994 case QEMU_OPTION_hda:
2995 {
2996 char buf[256];
2997 if (cyls == 0)
2998 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2999 else
3000 snprintf(buf, sizeof(buf),
3001 "%s,cyls=%d,heads=%d,secs=%d%s",
3002 HD_OPTS , cyls, heads, secs,
3003 translation == BIOS_ATA_TRANSLATION_LBA ?
3004 ",trans=lba" :
3005 translation == BIOS_ATA_TRANSLATION_NONE ?
3006 ",trans=none" : "");
3007 drive_add(IF_DEFAULT, 0, optarg, buf);
3008 break;
3009 }
3010 case QEMU_OPTION_hdb:
3011 case QEMU_OPTION_hdc:
3012 case QEMU_OPTION_hdd:
3013 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3014 HD_OPTS);
3015 break;
3016 case QEMU_OPTION_drive:
3017 if (drive_def(optarg) == NULL) {
3018 exit(1);
3019 }
3020 break;
3021 case QEMU_OPTION_set:
3022 if (qemu_set_option(optarg) != 0)
3023 exit(1);
3024 break;
3025 case QEMU_OPTION_global:
3026 if (qemu_global_option(optarg) != 0)
3027 exit(1);
3028 break;
3029 case QEMU_OPTION_mtdblock:
3030 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3031 break;
3032 case QEMU_OPTION_sd:
3033 drive_add(IF_SD, -1, optarg, SD_OPTS);
3034 break;
3035 case QEMU_OPTION_pflash:
3036 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3037 break;
3038 case QEMU_OPTION_snapshot:
3039 snapshot = 1;
3040 break;
3041 case QEMU_OPTION_hdachs:
3042 {
3043 const char *p;
3044 p = optarg;
3045 cyls = strtol(p, (char **)&p, 0);
3046 if (cyls < 1 || cyls > 16383)
3047 goto chs_fail;
3048 if (*p != ',')
3049 goto chs_fail;
3050 p++;
3051 heads = strtol(p, (char **)&p, 0);
3052 if (heads < 1 || heads > 16)
3053 goto chs_fail;
3054 if (*p != ',')
3055 goto chs_fail;
3056 p++;
3057 secs = strtol(p, (char **)&p, 0);
3058 if (secs < 1 || secs > 63)
3059 goto chs_fail;
3060 if (*p == ',') {
3061 p++;
3062 if (!strcmp(p, "none"))
3063 translation = BIOS_ATA_TRANSLATION_NONE;
3064 else if (!strcmp(p, "lba"))
3065 translation = BIOS_ATA_TRANSLATION_LBA;
3066 else if (!strcmp(p, "auto"))
3067 translation = BIOS_ATA_TRANSLATION_AUTO;
3068 else
3069 goto chs_fail;
3070 } else if (*p != '\0') {
3071 chs_fail:
3072 fprintf(stderr, "qemu: invalid physical CHS format\n");
3073 exit(1);
3074 }
3075 if (hda_opts != NULL) {
3076 char num[16];
3077 snprintf(num, sizeof(num), "%d", cyls);
3078 qemu_opt_set(hda_opts, "cyls", num);
3079 snprintf(num, sizeof(num), "%d", heads);
3080 qemu_opt_set(hda_opts, "heads", num);
3081 snprintf(num, sizeof(num), "%d", secs);
3082 qemu_opt_set(hda_opts, "secs", num);
3083 if (translation == BIOS_ATA_TRANSLATION_LBA)
3084 qemu_opt_set(hda_opts, "trans", "lba");
3085 if (translation == BIOS_ATA_TRANSLATION_NONE)
3086 qemu_opt_set(hda_opts, "trans", "none");
3087 }
3088 }
3089 break;
3090 case QEMU_OPTION_numa:
3091 numa_add(optarg);
3092 break;
3093 case QEMU_OPTION_display:
3094 display_type = select_display(optarg);
3095 break;
3096 case QEMU_OPTION_nographic:
3097 display_type = DT_NOGRAPHIC;
3098 break;
3099 case QEMU_OPTION_curses:
3100 #ifdef CONFIG_CURSES
3101 display_type = DT_CURSES;
3102 #else
3103 fprintf(stderr, "Curses support is disabled\n");
3104 exit(1);
3105 #endif
3106 break;
3107 case QEMU_OPTION_portrait:
3108 graphic_rotate = 90;
3109 break;
3110 case QEMU_OPTION_rotate:
3111 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3112 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3113 graphic_rotate != 180 && graphic_rotate != 270) {
3114 fprintf(stderr,
3115 "qemu: only 90, 180, 270 deg rotation is available\n");
3116 exit(1);
3117 }
3118 break;
3119 case QEMU_OPTION_kernel:
3120 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3121 break;
3122 case QEMU_OPTION_initrd:
3123 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3124 break;
3125 case QEMU_OPTION_append:
3126 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3127 break;
3128 case QEMU_OPTION_dtb:
3129 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3130 break;
3131 case QEMU_OPTION_cdrom:
3132 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3133 break;
3134 case QEMU_OPTION_boot:
3135 {
3136 static const char * const params[] = {
3137 "order", "once", "menu",
3138 "splash", "splash-time",
3139 "reboot-timeout", "strict", NULL
3140 };
3141 char buf[sizeof(boot_devices)];
3142 char *standard_boot_devices;
3143 int legacy = 0;
3144
3145 if (!strchr(optarg, '=')) {
3146 legacy = 1;
3147 pstrcpy(buf, sizeof(buf), optarg);
3148 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3149 fprintf(stderr,
3150 "qemu: unknown boot parameter '%s' in '%s'\n",
3151 buf, optarg);
3152 exit(1);
3153 }
3154
3155 if (legacy ||
3156 get_param_value(buf, sizeof(buf), "order", optarg)) {
3157 validate_bootdevices(buf);
3158 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3159 }
3160 if (!legacy) {
3161 if (get_param_value(buf, sizeof(buf),
3162 "once", optarg)) {
3163 validate_bootdevices(buf);
3164 standard_boot_devices = g_strdup(boot_devices);
3165 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3166 qemu_register_reset(restore_boot_devices,
3167 standard_boot_devices);
3168 }
3169 if (get_param_value(buf, sizeof(buf),
3170 "menu", optarg)) {
3171 if (!strcmp(buf, "on")) {
3172 boot_menu = 1;
3173 } else if (!strcmp(buf, "off")) {
3174 boot_menu = 0;
3175 } else {
3176 fprintf(stderr,
3177 "qemu: invalid option value '%s'\n",
3178 buf);
3179 exit(1);
3180 }
3181 }
3182 if (get_param_value(buf, sizeof(buf),
3183 "strict", optarg)) {
3184 if (!strcmp(buf, "on")) {
3185 boot_strict = true;
3186 } else if (!strcmp(buf, "off")) {
3187 boot_strict = false;
3188 } else {
3189 fprintf(stderr,
3190 "qemu: invalid option value '%s'\n",
3191 buf);
3192 exit(1);
3193 }
3194 }
3195 if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3196 optarg, 0)) {
3197 exit(1);
3198 }
3199 }
3200 }
3201 break;
3202 case QEMU_OPTION_fda:
3203 case QEMU_OPTION_fdb:
3204 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3205 optarg, FD_OPTS);
3206 break;
3207 case QEMU_OPTION_no_fd_bootchk:
3208 fd_bootchk = 0;
3209 break;
3210 case QEMU_OPTION_netdev:
3211 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3212 exit(1);
3213 }
3214 break;
3215 case QEMU_OPTION_net:
3216 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3217 exit(1);
3218 }
3219 break;
3220 #ifdef CONFIG_LIBISCSI
3221 case QEMU_OPTION_iscsi:
3222 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3223 if (!opts) {
3224 exit(1);
3225 }
3226 break;
3227 #endif
3228 #ifdef CONFIG_SLIRP
3229 case QEMU_OPTION_tftp:
3230 legacy_tftp_prefix = optarg;
3231 break;
3232 case QEMU_OPTION_bootp:
3233 legacy_bootp_filename = optarg;
3234 break;
3235 case QEMU_OPTION_redir:
3236 if (net_slirp_redir(optarg) < 0)
3237 exit(1);
3238 break;
3239 #endif
3240 case QEMU_OPTION_bt:
3241 add_device_config(DEV_BT, optarg);
3242 break;
3243 case QEMU_OPTION_audio_help:
3244 AUD_help ();
3245 exit (0);
3246 break;
3247 case QEMU_OPTION_soundhw:
3248 select_soundhw (optarg);
3249 break;
3250 case QEMU_OPTION_h:
3251 help(0);
3252 break;
3253 case QEMU_OPTION_version:
3254 version();
3255 exit(0);
3256 break;
3257 case QEMU_OPTION_m: {
3258 int64_t value;
3259 uint64_t sz;
3260 char *end;
3261
3262 value = strtosz(optarg, &end);
3263 if (value < 0 || *end) {
3264 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3265 exit(1);
3266 }
3267 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3268 ram_size = sz;
3269 if (ram_size != sz) {
3270 fprintf(stderr, "qemu: ram size too large\n");
3271 exit(1);
3272 }
3273 break;
3274 }
3275 #ifdef CONFIG_TPM
3276 case QEMU_OPTION_tpmdev:
3277 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3278 exit(1);
3279 }
3280 break;
3281 #endif
3282 case QEMU_OPTION_mempath:
3283 mem_path = optarg;
3284 break;
3285 #ifdef MAP_POPULATE
3286 case QEMU_OPTION_mem_prealloc:
3287 mem_prealloc = 1;
3288 break;
3289 #endif
3290 case QEMU_OPTION_d:
3291 log_mask = optarg;
3292 break;
3293 case QEMU_OPTION_D:
3294 log_file = optarg;
3295 break;
3296 case QEMU_OPTION_s:
3297 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3298 break;
3299 case QEMU_OPTION_gdb:
3300 add_device_config(DEV_GDB, optarg);
3301 break;
3302 case QEMU_OPTION_L:
3303 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3304 data_dir[data_dir_idx++] = optarg;
3305 }
3306 break;
3307 case QEMU_OPTION_bios:
3308 bios_name = optarg;
3309 break;
3310 case QEMU_OPTION_singlestep:
3311 singlestep = 1;
3312 break;
3313 case QEMU_OPTION_S:
3314 autostart = 0;
3315 break;
3316 case QEMU_OPTION_k:
3317 keyboard_layout = optarg;
3318 break;
3319 case QEMU_OPTION_localtime:
3320 rtc_utc = 0;
3321 break;
3322 case QEMU_OPTION_vga:
3323 vga_model = optarg;
3324 default_vga = 0;
3325 break;
3326 case QEMU_OPTION_g:
3327 {
3328 const char *p;
3329 int w, h, depth;
3330 p = optarg;
3331 w = strtol(p, (char **)&p, 10);
3332 if (w <= 0) {
3333 graphic_error:
3334 fprintf(stderr, "qemu: invalid resolution or depth\n");
3335 exit(1);
3336 }
3337 if (*p != 'x')
3338 goto graphic_error;
3339 p++;
3340 h = strtol(p, (char **)&p, 10);
3341 if (h <= 0)
3342 goto graphic_error;
3343 if (*p == 'x') {
3344 p++;
3345 depth = strtol(p, (char **)&p, 10);
3346 if (depth != 8 && depth != 15 && depth != 16 &&
3347 depth != 24 && depth != 32)
3348 goto graphic_error;
3349 } else if (*p == '\0') {
3350 depth = graphic_depth;
3351 } else {
3352 goto graphic_error;
3353 }
3354
3355 graphic_width = w;
3356 graphic_height = h;
3357 graphic_depth = depth;
3358 }
3359 break;
3360 case QEMU_OPTION_echr:
3361 {
3362 char *r;
3363 term_escape_char = strtol(optarg, &r, 0);
3364 if (r == optarg)
3365 printf("Bad argument to echr\n");
3366 break;
3367 }
3368 case QEMU_OPTION_monitor:
3369 monitor_parse(optarg, "readline");
3370 default_monitor = 0;
3371 break;
3372 case QEMU_OPTION_qmp:
3373 monitor_parse(optarg, "control");
3374 default_monitor = 0;
3375 break;
3376 case QEMU_OPTION_mon:
3377 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3378 if (!opts) {
3379 exit(1);
3380 }
3381 default_monitor = 0;
3382 break;
3383 case QEMU_OPTION_chardev:
3384 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3385 if (!opts) {
3386 exit(1);
3387 }
3388 break;
3389 case QEMU_OPTION_fsdev:
3390 olist = qemu_find_opts("fsdev");
3391 if (!olist) {
3392 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3393 exit(1);
3394 }
3395 opts = qemu_opts_parse(olist, optarg, 1);
3396 if (!opts) {
3397 exit(1);
3398 }
3399 break;
3400 case QEMU_OPTION_virtfs: {
3401 QemuOpts *fsdev;
3402 QemuOpts *device;
3403 const char *writeout, *sock_fd, *socket;
3404
3405 olist = qemu_find_opts("virtfs");
3406 if (!olist) {
3407 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3408 exit(1);
3409 }
3410 opts = qemu_opts_parse(olist, optarg, 1);
3411 if (!opts) {
3412 exit(1);
3413 }
3414
3415 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3416 qemu_opt_get(opts, "mount_tag") == NULL) {
3417 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3418 exit(1);
3419 }
3420 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3421 qemu_opt_get(opts, "mount_tag"),
3422 1, NULL);
3423 if (!fsdev) {
3424 fprintf(stderr, "duplicate fsdev id: %s\n",
3425 qemu_opt_get(opts, "mount_tag"));
3426 exit(1);
3427 }
3428
3429 writeout = qemu_opt_get(opts, "writeout");
3430 if (writeout) {
3431 #ifdef CONFIG_SYNC_FILE_RANGE
3432 qemu_opt_set(fsdev, "writeout", writeout);
3433 #else
3434 fprintf(stderr, "writeout=immediate not supported on "
3435 "this platform\n");
3436 exit(1);
3437 #endif
3438 }
3439 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3440 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3441 qemu_opt_set(fsdev, "security_model",
3442 qemu_opt_get(opts, "security_model"));
3443 socket = qemu_opt_get(opts, "socket");
3444 if (socket) {
3445 qemu_opt_set(fsdev, "socket", socket);
3446 }
3447 sock_fd = qemu_opt_get(opts, "sock_fd");
3448 if (sock_fd) {
3449 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3450 }
3451
3452 qemu_opt_set_bool(fsdev, "readonly",
3453 qemu_opt_get_bool(opts, "readonly", 0));
3454 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3455 qemu_opt_set(device, "driver", "virtio-9p-pci");
3456 qemu_opt_set(device, "fsdev",
3457 qemu_opt_get(opts, "mount_tag"));
3458 qemu_opt_set(device, "mount_tag",
3459 qemu_opt_get(opts, "mount_tag"));
3460 break;
3461 }
3462 case QEMU_OPTION_virtfs_synth: {
3463 QemuOpts *fsdev;
3464 QemuOpts *device;
3465
3466 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3467 1, NULL);
3468 if (!fsdev) {
3469 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3470 exit(1);
3471 }
3472 qemu_opt_set(fsdev, "fsdriver", "synth");
3473
3474 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3475 qemu_opt_set(device, "driver", "virtio-9p-pci");
3476 qemu_opt_set(device, "fsdev", "v_synth");
3477 qemu_opt_set(device, "mount_tag", "v_synth");
3478 break;
3479 }
3480 case QEMU_OPTION_serial:
3481 add_device_config(DEV_SERIAL, optarg);
3482 default_serial = 0;
3483 if (strncmp(optarg, "mon:", 4) == 0) {
3484 default_monitor = 0;
3485 }
3486 break;
3487 case QEMU_OPTION_watchdog:
3488 if (watchdog) {
3489 fprintf(stderr,
3490 "qemu: only one watchdog option may be given\n");
3491 return 1;
3492 }
3493 watchdog = optarg;
3494 break;
3495 case QEMU_OPTION_watchdog_action:
3496 if (select_watchdog_action(optarg) == -1) {
3497 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3498 exit(1);
3499 }
3500 break;
3501 case QEMU_OPTION_virtiocon:
3502 add_device_config(DEV_VIRTCON, optarg);
3503 default_virtcon = 0;
3504 if (strncmp(optarg, "mon:", 4) == 0) {
3505 default_monitor = 0;
3506 }
3507 break;
3508 case QEMU_OPTION_parallel:
3509 add_device_config(DEV_PARALLEL, optarg);
3510 default_parallel = 0;
3511 if (strncmp(optarg, "mon:", 4) == 0) {
3512 default_monitor = 0;
3513 }
3514 break;
3515 case QEMU_OPTION_debugcon:
3516 add_device_config(DEV_DEBUGCON, optarg);
3517 break;
3518 case QEMU_OPTION_loadvm:
3519 loadvm = optarg;
3520 break;
3521 case QEMU_OPTION_full_screen:
3522 full_screen = 1;
3523 break;
3524 #ifdef CONFIG_SDL
3525 case QEMU_OPTION_no_frame:
3526 no_frame = 1;
3527 break;
3528 case QEMU_OPTION_alt_grab:
3529 alt_grab = 1;
3530 break;
3531 case QEMU_OPTION_ctrl_grab:
3532 ctrl_grab = 1;
3533 break;
3534 case QEMU_OPTION_no_quit:
3535 no_quit = 1;
3536 break;
3537 case QEMU_OPTION_sdl:
3538 display_type = DT_SDL;
3539 break;
3540 #else
3541 case QEMU_OPTION_no_frame:
3542 case QEMU_OPTION_alt_grab:
3543 case QEMU_OPTION_ctrl_grab:
3544 case QEMU_OPTION_no_quit:
3545 case QEMU_OPTION_sdl:
3546 fprintf(stderr, "SDL support is disabled\n");
3547 exit(1);
3548 #endif
3549 case QEMU_OPTION_pidfile:
3550 pid_file = optarg;
3551 break;
3552 case QEMU_OPTION_win2k_hack:
3553 win2k_install_hack = 1;
3554 break;
3555 case QEMU_OPTION_rtc_td_hack: {
3556 static GlobalProperty slew_lost_ticks[] = {
3557 {
3558 .driver = "mc146818rtc",
3559 .property = "lost_tick_policy",
3560 .value = "slew",
3561 },
3562 { /* end of list */ }
3563 };
3564
3565 qdev_prop_register_global_list(slew_lost_ticks);
3566 break;
3567 }
3568 case QEMU_OPTION_acpitable:
3569 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3570 g_assert(opts != NULL);
3571 do_acpitable_option(opts);
3572 break;
3573 case QEMU_OPTION_smbios:
3574 do_smbios_option(optarg);
3575 break;
3576 case QEMU_OPTION_enable_kvm:
3577 olist = qemu_find_opts("machine");
3578 qemu_opts_parse(olist, "accel=kvm", 0);
3579 break;
3580 case QEMU_OPTION_machine:
3581 olist = qemu_find_opts("machine");
3582 opts = qemu_opts_parse(olist, optarg, 1);
3583 if (!opts) {
3584 exit(1);
3585 }
3586 optarg = qemu_opt_get(opts, "type");
3587 if (optarg) {
3588 machine = machine_parse(optarg);
3589 }
3590 break;
3591 case QEMU_OPTION_no_kvm:
3592 olist = qemu_find_opts("machine");
3593 qemu_opts_parse(olist, "accel=tcg", 0);
3594 break;
3595 case QEMU_OPTION_no_kvm_pit: {
3596 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3597 "separately.\n");
3598 break;
3599 }
3600 case QEMU_OPTION_no_kvm_pit_reinjection: {
3601 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3602 {
3603 .driver = "kvm-pit",
3604 .property = "lost_tick_policy",
3605 .value = "discard",
3606 },
3607 { /* end of list */ }
3608 };
3609
3610 fprintf(stderr, "Warning: option deprecated, use "
3611 "lost_tick_policy property of kvm-pit instead.\n");
3612 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3613 break;
3614 }
3615 case QEMU_OPTION_usb:
3616 olist = qemu_find_opts("machine");
3617 qemu_opts_parse(olist, "usb=on", 0);
3618 break;
3619 case QEMU_OPTION_usbdevice:
3620 olist = qemu_find_opts("machine");
3621 qemu_opts_parse(olist, "usb=on", 0);
3622 add_device_config(DEV_USB, optarg);
3623 break;
3624 case QEMU_OPTION_device:
3625 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3626 exit(1);
3627 }
3628 break;
3629 case QEMU_OPTION_smp:
3630 smp_parse(optarg);
3631 if (smp_cpus < 1) {
3632 fprintf(stderr, "Invalid number of CPUs\n");
3633 exit(1);
3634 }
3635 if (max_cpus < smp_cpus) {
3636 fprintf(stderr, "maxcpus must be equal to or greater than "
3637 "smp\n");
3638 exit(1);
3639 }
3640 if (max_cpus > 255) {
3641 fprintf(stderr, "Unsupported number of maxcpus\n");
3642 exit(1);
3643 }
3644 break;
3645 case QEMU_OPTION_vnc:
3646 #ifdef CONFIG_VNC
3647 display_remote++;
3648 vnc_display = optarg;
3649 #else
3650 fprintf(stderr, "VNC support is disabled\n");
3651 exit(1);
3652 #endif
3653 break;
3654 case QEMU_OPTION_no_acpi:
3655 acpi_enabled = 0;
3656 break;
3657 case QEMU_OPTION_no_hpet:
3658 no_hpet = 1;
3659 break;
3660 case QEMU_OPTION_balloon:
3661 if (balloon_parse(optarg) < 0) {
3662 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3663 exit(1);
3664 }
3665 break;
3666 case QEMU_OPTION_no_reboot:
3667 no_reboot = 1;
3668 break;
3669 case QEMU_OPTION_no_shutdown:
3670 no_shutdown = 1;
3671 break;
3672 case QEMU_OPTION_show_cursor:
3673 cursor_hide = 0;
3674 break;
3675 case QEMU_OPTION_uuid:
3676 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3677 fprintf(stderr, "Fail to parse UUID string."
3678 " Wrong format.\n");
3679 exit(1);
3680 }
3681 break;
3682 case QEMU_OPTION_option_rom:
3683 if (nb_option_roms >= MAX_OPTION_ROMS) {
3684 fprintf(stderr, "Too many option ROMs\n");
3685 exit(1);
3686 }
3687 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3688 if (!opts) {
3689 exit(1);
3690 }
3691 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3692 option_rom[nb_option_roms].bootindex =
3693 qemu_opt_get_number(opts, "bootindex", -1);
3694 if (!option_rom[nb_option_roms].name) {
3695 fprintf(stderr, "Option ROM file is not specified\n");
3696 exit(1);
3697 }
3698 nb_option_roms++;
3699 break;
3700 case QEMU_OPTION_semihosting:
3701 semihosting_enabled = 1;
3702 break;
3703 case QEMU_OPTION_tdf:
3704 fprintf(stderr, "Warning: user space PIT time drift fix "
3705 "is no longer supported.\n");
3706 break;
3707 case QEMU_OPTION_name:
3708 qemu_name = g_strdup(optarg);
3709 {
3710 char *p = strchr(qemu_name, ',');
3711 if (p != NULL) {
3712 *p++ = 0;
3713 if (strncmp(p, "process=", 8)) {
3714 fprintf(stderr, "Unknown subargument %s to -name\n", p);
3715 exit(1);
3716 }
3717 p += 8;
3718 os_set_proc_name(p);
3719 }
3720 }
3721 break;
3722 case QEMU_OPTION_prom_env:
3723 if (nb_prom_envs >= MAX_PROM_ENVS) {
3724 fprintf(stderr, "Too many prom variables\n");
3725 exit(1);
3726 }
3727 prom_envs[nb_prom_envs] = optarg;
3728 nb_prom_envs++;
3729 break;
3730 case QEMU_OPTION_old_param:
3731 old_param = 1;
3732 break;
3733 case QEMU_OPTION_clock:
3734 configure_alarms(optarg);
3735 break;
3736 case QEMU_OPTION_startdate:
3737 configure_rtc_date_offset(optarg, 1);
3738 break;
3739 case QEMU_OPTION_rtc:
3740 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3741 if (!opts) {
3742 exit(1);
3743 }
3744 configure_rtc(opts);
3745 break;
3746 case QEMU_OPTION_tb_size:
3747 tcg_tb_size = strtol(optarg, NULL, 0);
3748 if (tcg_tb_size < 0) {
3749 tcg_tb_size = 0;
3750 }
3751 break;
3752 case QEMU_OPTION_icount:
3753 icount_option = optarg;
3754 break;
3755 case QEMU_OPTION_incoming:
3756 incoming = optarg;
3757 runstate_set(RUN_STATE_INMIGRATE);
3758 break;
3759 case QEMU_OPTION_nodefaults:
3760 default_serial = 0;
3761 default_parallel = 0;
3762 default_virtcon = 0;
3763 default_sclp = 0;
3764 default_monitor = 0;
3765 default_net = 0;
3766 default_floppy = 0;
3767 default_cdrom = 0;
3768 default_sdcard = 0;
3769 default_vga = 0;
3770 break;
3771 case QEMU_OPTION_xen_domid:
3772 if (!(xen_available())) {
3773 printf("Option %s not supported for this target\n", popt->name);
3774 exit(1);
3775 }
3776 xen_domid = atoi(optarg);
3777 break;
3778 case QEMU_OPTION_xen_create:
3779 if (!(xen_available())) {
3780 printf("Option %s not supported for this target\n", popt->name);
3781 exit(1);
3782 }
3783 xen_mode = XEN_CREATE;
3784 break;
3785 case QEMU_OPTION_xen_attach:
3786 if (!(xen_available())) {
3787 printf("Option %s not supported for this target\n", popt->name);
3788 exit(1);
3789 }
3790 xen_mode = XEN_ATTACH;
3791 break;
3792 case QEMU_OPTION_trace:
3793 {
3794 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3795 if (!opts) {
3796 exit(1);
3797 }
3798 trace_events = qemu_opt_get(opts, "events");
3799 trace_file = qemu_opt_get(opts, "file");
3800 break;
3801 }
3802 case QEMU_OPTION_readconfig:
3803 {
3804 int ret = qemu_read_config_file(optarg);
3805 if (ret < 0) {
3806 fprintf(stderr, "read config %s: %s\n", optarg,
3807 strerror(-ret));
3808 exit(1);
3809 }
3810 break;
3811 }
3812 case QEMU_OPTION_spice:
3813 olist = qemu_find_opts("spice");
3814 if (!olist) {
3815 fprintf(stderr, "spice is not supported by this qemu build.\n");
3816 exit(1);
3817 }
3818 opts = qemu_opts_parse(olist, optarg, 0);
3819 if (!opts) {
3820 exit(1);
3821 }
3822 display_remote++;
3823 break;
3824 case QEMU_OPTION_writeconfig:
3825 {
3826 FILE *fp;
3827 if (strcmp(optarg, "-") == 0) {
3828 fp = stdout;
3829 } else {
3830 fp = fopen(optarg, "w");
3831 if (fp == NULL) {
3832 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3833 exit(1);
3834 }
3835 }
3836 qemu_config_write(fp);
3837 fclose(fp);
3838 break;
3839 }
3840 case QEMU_OPTION_qtest:
3841 qtest_chrdev = optarg;
3842 break;
3843 case QEMU_OPTION_qtest_log:
3844 qtest_log = optarg;
3845 break;
3846 case QEMU_OPTION_sandbox:
3847 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3848 if (!opts) {
3849 exit(1);
3850 }
3851 break;
3852 case QEMU_OPTION_add_fd:
3853 #ifndef _WIN32
3854 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3855 if (!opts) {
3856 exit(1);
3857 }
3858 #else
3859 error_report("File descriptor passing is disabled on this "
3860 "platform");
3861 exit(1);
3862 #endif
3863 break;
3864 case QEMU_OPTION_object:
3865 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3866 if (!opts) {
3867 exit(1);
3868 }
3869 break;
3870 case QEMU_OPTION_realtime:
3871 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3872 if (!opts) {
3873 exit(1);
3874 }
3875 configure_realtime(opts);
3876 break;
3877 default:
3878 os_parse_cmd_args(popt->index, optarg);
3879 }
3880 }
3881 }
3882 loc_set_none();
3883
3884 if (qemu_init_main_loop()) {
3885 fprintf(stderr, "qemu_init_main_loop failed\n");
3886 exit(1);
3887 }
3888
3889 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3890 exit(1);
3891 }
3892
3893 #ifndef _WIN32
3894 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3895 exit(1);
3896 }
3897
3898 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3899 exit(1);
3900 }
3901 #endif
3902
3903 if (machine == NULL) {
3904 fprintf(stderr, "No machine found.\n");
3905 exit(1);
3906 }
3907
3908 if (machine->hw_version) {
3909 qemu_set_version(machine->hw_version);
3910 }
3911
3912 if (qemu_opts_foreach(qemu_find_opts("object"),
3913 object_create, NULL, 0) != 0) {
3914 exit(1);
3915 }
3916
3917 /* Init CPU def lists, based on config
3918 * - Must be called after all the qemu_read_config_file() calls
3919 * - Must be called before list_cpus()
3920 * - Must be called before machine->init()
3921 */
3922 cpudef_init();
3923
3924 if (cpu_model && is_help_option(cpu_model)) {
3925 list_cpus(stdout, &fprintf, cpu_model);
3926 exit(0);
3927 }
3928
3929 /* Open the logfile at this point, if necessary. We can't open the logfile
3930 * when encountering either of the logging options (-d or -D) because the
3931 * other one may be encountered later on the command line, changing the
3932 * location or level of logging.
3933 */
3934 if (log_mask) {
3935 int mask;
3936 if (log_file) {
3937 qemu_set_log_filename(log_file);
3938 }
3939
3940 mask = qemu_str_to_log_mask(log_mask);
3941 if (!mask) {
3942 qemu_print_log_usage(stdout);
3943 exit(1);
3944 }
3945 qemu_set_log(mask);
3946 }
3947
3948 if (!trace_backend_init(trace_events, trace_file)) {
3949 exit(1);
3950 }
3951
3952 /* If no data_dir is specified then try to find it relative to the
3953 executable path. */
3954 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3955 data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3956 if (data_dir[data_dir_idx] != NULL) {
3957 data_dir_idx++;
3958 }
3959 }
3960 /* If all else fails use the install path specified when building. */
3961 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3962 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3963 }
3964
3965 /*
3966 * Default to max_cpus = smp_cpus, in case the user doesn't
3967 * specify a max_cpus value.
3968 */
3969 if (!max_cpus)
3970 max_cpus = smp_cpus;
3971
3972 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3973 if (smp_cpus > machine->max_cpus) {
3974 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3975 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3976 machine->max_cpus);
3977 exit(1);
3978 }
3979
3980 /*
3981 * Get the default machine options from the machine if it is not already
3982 * specified either by the configuration file or by the command line.
3983 */
3984 if (machine->default_machine_opts) {
3985 qemu_opts_set_defaults(qemu_find_opts("machine"),
3986 machine->default_machine_opts, 0);
3987 }
3988
3989 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3990 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3991
3992 if (machine->no_serial) {
3993 default_serial = 0;
3994 }
3995 if (machine->no_parallel) {
3996 default_parallel = 0;
3997 }
3998 if (!machine->use_virtcon) {
3999 default_virtcon = 0;
4000 }
4001 if (!machine->use_sclp) {
4002 default_sclp = 0;
4003 }
4004 if (machine->no_floppy) {
4005 default_floppy = 0;
4006 }
4007 if (machine->no_cdrom) {
4008 default_cdrom = 0;
4009 }
4010 if (machine->no_sdcard) {
4011 default_sdcard = 0;
4012 }
4013
4014 if (is_daemonized()) {
4015 /* According to documentation and historically, -nographic redirects
4016 * serial port, parallel port and monitor to stdio, which does not work
4017 * with -daemonize. We can redirect these to null instead, but since
4018 * -nographic is legacy, let's just error out.
4019 * We disallow -nographic only if all other ports are not redirected
4020 * explicitly, to not break existing legacy setups which uses
4021 * -nographic _and_ redirects all ports explicitly - this is valid
4022 * usage, -nographic is just a no-op in this case.
4023 */
4024 if (display_type == DT_NOGRAPHIC
4025 && (default_parallel || default_serial
4026 || default_monitor || default_virtcon)) {
4027 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4028 exit(1);
4029 }
4030 #ifdef CONFIG_CURSES
4031 if (display_type == DT_CURSES) {
4032 fprintf(stderr, "curses display can not be used with -daemonize\n");
4033 exit(1);
4034 }
4035 #endif
4036 }
4037
4038 if (display_type == DT_NOGRAPHIC) {
4039 if (default_parallel)
4040 add_device_config(DEV_PARALLEL, "null");
4041 if (default_serial && default_monitor) {
4042 add_device_config(DEV_SERIAL, "mon:stdio");
4043 } else if (default_virtcon && default_monitor) {
4044 add_device_config(DEV_VIRTCON, "mon:stdio");
4045 } else if (default_sclp && default_monitor) {
4046 add_device_config(DEV_SCLP, "mon:stdio");
4047 } else {
4048 if (default_serial)
4049 add_device_config(DEV_SERIAL, "stdio");
4050 if (default_virtcon)
4051 add_device_config(DEV_VIRTCON, "stdio");
4052 if (default_sclp) {
4053 add_device_config(DEV_SCLP, "stdio");
4054 }
4055 if (default_monitor)
4056 monitor_parse("stdio", "readline");
4057 }
4058 } else {
4059 if (default_serial)
4060 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4061 if (default_parallel)
4062 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4063 if (default_monitor)
4064 monitor_parse("vc:80Cx24C", "readline");
4065 if (default_virtcon)
4066 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4067 if (default_sclp) {
4068 add_device_config(DEV_SCLP, "vc:80Cx24C");
4069 }
4070 }
4071
4072 if (display_type == DT_DEFAULT && !display_remote) {
4073 #if defined(CONFIG_GTK)
4074 display_type = DT_GTK;
4075 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4076 display_type = DT_SDL;
4077 #elif defined(CONFIG_VNC)
4078 vnc_display = "localhost:0,to=99";
4079 show_vnc_port = 1;
4080 #else
4081 display_type = DT_NONE;
4082 #endif
4083 }
4084
4085 #if defined(CONFIG_GTK)
4086 if (display_type == DT_GTK) {
4087 early_gtk_display_init();
4088 }
4089 #endif
4090
4091 socket_init();
4092
4093 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4094 exit(1);
4095 #ifdef CONFIG_VIRTFS
4096 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4097 exit(1);
4098 }
4099 #endif
4100
4101 os_daemonize();
4102
4103 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4104 os_pidfile_error();
4105 exit(1);
4106 }
4107
4108 /* init the memory */
4109 if (ram_size == 0) {
4110 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4111 }
4112
4113 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4114 != 0) {
4115 exit(0);
4116 }
4117
4118 configure_accelerator();
4119
4120 if (!qtest_enabled() && qtest_chrdev) {
4121 qtest_init();
4122 }
4123
4124 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4125 if (machine_opts) {
4126 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4127 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4128 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4129 } else {
4130 kernel_filename = initrd_filename = kernel_cmdline = NULL;
4131 }
4132
4133 if (!kernel_cmdline) {
4134 kernel_cmdline = "";
4135 }
4136
4137 linux_boot = (kernel_filename != NULL);
4138
4139 if (!linux_boot && *kernel_cmdline != '\0') {
4140 fprintf(stderr, "-append only allowed with -kernel option\n");
4141 exit(1);
4142 }
4143
4144 if (!linux_boot && initrd_filename != NULL) {
4145 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4146 exit(1);
4147 }
4148
4149 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4150 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4151 exit(1);
4152 }
4153
4154 os_set_line_buffering();
4155
4156 qemu_init_cpu_loop();
4157 qemu_mutex_lock_iothread();
4158
4159 #ifdef CONFIG_SPICE
4160 /* spice needs the timers to be initialized by this point */
4161 qemu_spice_init();
4162 #endif
4163
4164 if (icount_option && (kvm_enabled() || xen_enabled())) {
4165 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4166 exit(1);
4167 }
4168 configure_icount(icount_option);
4169
4170 /* clean up network at qemu process termination */
4171 atexit(&net_cleanup);
4172
4173 if (net_init_clients() < 0) {
4174 exit(1);
4175 }
4176
4177 #ifdef CONFIG_TPM
4178 if (tpm_init() < 0) {
4179 exit(1);
4180 }
4181 #endif
4182
4183 /* init the bluetooth world */
4184 if (foreach_device_config(DEV_BT, bt_parse))
4185 exit(1);
4186
4187 if (!xen_enabled()) {
4188 /* On 32-bit hosts, QEMU is limited by virtual address space */
4189 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4190 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4191 exit(1);
4192 }
4193 }
4194
4195 cpu_exec_init_all();
4196
4197 blk_mig_init();
4198
4199 /* open the virtual block devices */
4200 if (snapshot)
4201 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4202 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4203 &machine->block_default_type, 1) != 0) {
4204 exit(1);
4205 }
4206
4207 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4208 CDROM_OPTS);
4209 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4210 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4211
4212 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4213
4214 if (nb_numa_nodes > 0) {
4215 int i;
4216
4217 if (nb_numa_nodes > MAX_NODES) {
4218 nb_numa_nodes = MAX_NODES;
4219 }
4220
4221 /* If no memory size if given for any node, assume the default case
4222 * and distribute the available memory equally across all nodes
4223 */
4224 for (i = 0; i < nb_numa_nodes; i++) {
4225 if (node_mem[i] != 0)
4226 break;
4227 }
4228 if (i == nb_numa_nodes) {
4229 uint64_t usedmem = 0;
4230
4231 /* On Linux, the each node's border has to be 8MB aligned,
4232 * the final node gets the rest.
4233 */
4234 for (i = 0; i < nb_numa_nodes - 1; i++) {
4235 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4236 usedmem += node_mem[i];
4237 }
4238 node_mem[i] = ram_size - usedmem;
4239 }
4240
4241 for (i = 0; i < nb_numa_nodes; i++) {
4242 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4243 break;
4244 }
4245 }
4246 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4247 * must cope with this anyway, because there are BIOSes out there in
4248 * real machines which also use this scheme.
4249 */
4250 if (i == nb_numa_nodes) {
4251 for (i = 0; i < max_cpus; i++) {
4252 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4253 }
4254 }
4255 }
4256
4257 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4258 exit(1);
4259 }
4260
4261 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4262 exit(1);
4263 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4264 exit(1);
4265 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4266 exit(1);
4267 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4268 exit(1);
4269 }
4270 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4271 exit(1);
4272
4273 /* If no default VGA is requested, the default is "none". */
4274 if (default_vga) {
4275 if (cirrus_vga_available()) {
4276 vga_model = "cirrus";
4277 } else if (vga_available()) {
4278 vga_model = "std";
4279 }
4280 }
4281 select_vgahw(vga_model);
4282
4283 if (watchdog) {
4284 i = select_watchdog(watchdog);
4285 if (i > 0)
4286 exit (i == 1 ? 1 : 0);
4287 }
4288
4289 if (machine->compat_props) {
4290 qdev_prop_register_global_list(machine->compat_props);
4291 }
4292 qemu_add_globals();
4293
4294 qdev_machine_init();
4295
4296 QEMUMachineInitArgs args = { .ram_size = ram_size,
4297 .boot_device = (boot_devices[0] == '\0') ?
4298 machine->boot_order :
4299 boot_devices,
4300 .kernel_filename = kernel_filename,
4301 .kernel_cmdline = kernel_cmdline,
4302 .initrd_filename = initrd_filename,
4303 .cpu_model = cpu_model };
4304 machine->init(&args);
4305
4306 audio_init();
4307
4308 cpu_synchronize_all_post_init();
4309
4310 set_numa_modes();
4311
4312 current_machine = machine;
4313
4314 /* init USB devices */
4315 if (usb_enabled(false)) {
4316 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4317 exit(1);
4318 }
4319
4320 /* init generic devices */
4321 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4322 exit(1);
4323
4324 net_check_clients();
4325
4326 ds = init_displaystate();
4327
4328 /* init local displays */
4329 switch (display_type) {
4330 case DT_NOGRAPHIC:
4331 break;
4332 #if defined(CONFIG_CURSES)
4333 case DT_CURSES:
4334 curses_display_init(ds, full_screen);
4335 break;
4336 #endif
4337 #if defined(CONFIG_SDL)
4338 case DT_SDL:
4339 sdl_display_init(ds, full_screen, no_frame);
4340 break;
4341 #elif defined(CONFIG_COCOA)
4342 case DT_SDL:
4343 cocoa_display_init(ds, full_screen);
4344 break;
4345 #endif
4346 #if defined(CONFIG_GTK)
4347 case DT_GTK:
4348 gtk_display_init(ds);
4349 break;
4350 #endif
4351 default:
4352 break;
4353 }
4354
4355 /* must be after terminal init, SDL library changes signal handlers */
4356 os_setup_signal_handling();
4357
4358 #ifdef CONFIG_VNC
4359 /* init remote displays */
4360 if (vnc_display) {
4361 Error *local_err = NULL;
4362 vnc_display_init(ds);
4363 vnc_display_open(ds, vnc_display, &local_err);
4364 if (local_err != NULL) {
4365 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4366 vnc_display, error_get_pretty(local_err));
4367 error_free(local_err);
4368 exit(1);
4369 }
4370
4371 if (show_vnc_port) {
4372 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4373 }
4374 }
4375 #endif
4376 #ifdef CONFIG_SPICE
4377 if (using_spice && !qxl_enabled) {
4378 qemu_spice_display_init(ds);
4379 }
4380 #endif
4381
4382 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4383 exit(1);
4384 }
4385
4386 qdev_machine_creation_done();
4387
4388 if (rom_load_all() != 0) {
4389 fprintf(stderr, "rom loading failed\n");
4390 exit(1);
4391 }
4392
4393 /* TODO: once all bus devices are qdevified, this should be done
4394 * when bus is created by qdev.c */
4395 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4396 qemu_run_machine_init_done_notifiers();
4397
4398 qemu_system_reset(VMRESET_SILENT);
4399 if (loadvm) {
4400 if (load_vmstate(loadvm) < 0) {
4401 autostart = 0;
4402 }
4403 }
4404
4405 if (incoming) {
4406 Error *local_err = NULL;
4407 qemu_start_incoming_migration(incoming, &local_err);
4408 if (local_err) {
4409 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4410 error_free(local_err);
4411 exit(1);
4412 }
4413 } else if (autostart) {
4414 vm_start();
4415 }
4416
4417 os_setup_post();
4418
4419 main_loop();
4420 bdrv_close_all();
4421 pause_all_vcpus();
4422 res_free();
4423 #ifdef CONFIG_TPM
4424 tpm_cleanup();
4425 #endif
4426
4427 return 0;
4428 }
Qemu copy for testing