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