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qemu-img: add compressed clusters to BlockFragInfo
[qemu/ar7.git] / vl.c
blob0da156e8b4892822cabbcd5025654438e22a2fcb
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/pc.h"
121 #include "hw/isa.h"
122 #include "hw/baum.h"
123 #include "hw/bt.h"
124 #include "hw/watchdog.h"
125 #include "hw/smbios.h"
126 #include "hw/xen.h"
127 #include "hw/qdev.h"
128 #include "hw/loader.h"
129 #include "bt/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 "char/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block-common.h"
141 #include "migration/block.h"
142 #include "sysemu/dma.h"
143 #include "audio/audio.h"
144 #include "migration/migration.h"
145 #include "sysemu/kvm.h"
146 #include "qapi/qmp/qjson.h"
147 #include "qemu/option.h"
148 #include "qemu/config-file.h"
149 #include "qemu-options.h"
150 #include "qmp-commands.h"
151 #include "qemu/main-loop.h"
152 #ifdef CONFIG_VIRTFS
153 #include "fsdev/qemu-fsdev.h"
154 #endif
155 #include "sysemu/qtest.h"
156
157 #include "disas/disas.h"
158
159 #include "qemu/sockets.h"
160
161 #include "slirp/libslirp.h"
162
163 #include "trace.h"
164 #include "trace/control.h"
165 #include "qemu/queue.h"
166 #include "sysemu/cpus.h"
167 #include "sysemu/arch_init.h"
168 #include "qemu/osdep.h"
169
170 #include "ui/qemu-spice.h"
171 #include "qapi/string-input-visitor.h"
172
173 //#define DEBUG_NET
174 //#define DEBUG_SLIRP
175
176 #define DEFAULT_RAM_SIZE 128
177
178 #define MAX_VIRTIO_CONSOLES 1
179 #define MAX_SCLP_CONSOLES 1
180
181 static const char *data_dir;
182 const char *bios_name = NULL;
183 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
184 DisplayType display_type = DT_DEFAULT;
185 static int display_remote;
186 const char* keyboard_layout = NULL;
187 ram_addr_t ram_size;
188 const char *mem_path = NULL;
189 #ifdef MAP_POPULATE
190 int mem_prealloc = 0; /* force preallocation of physical target memory */
191 #endif
192 int nb_nics;
193 NICInfo nd_table[MAX_NICS];
194 int autostart;
195 static int rtc_utc = 1;
196 static int rtc_date_offset = -1; /* -1 means no change */
197 QEMUClock *rtc_clock;
198 int vga_interface_type = VGA_NONE;
199 static int full_screen = 0;
200 #ifdef CONFIG_SDL
201 static int no_frame = 0;
202 #endif
203 int no_quit = 0;
204 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
205 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
206 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
207 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
208 int win2k_install_hack = 0;
209 int singlestep = 0;
210 int smp_cpus = 1;
211 int max_cpus = 0;
212 int smp_cores = 1;
213 int smp_threads = 1;
214 #ifdef CONFIG_VNC
215 const char *vnc_display;
216 #endif
217 int acpi_enabled = 1;
218 int no_hpet = 0;
219 int fd_bootchk = 1;
220 static int no_reboot;
221 int no_shutdown = 0;
222 int cursor_hide = 1;
223 int graphic_rotate = 0;
224 const char *watchdog;
225 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
226 int nb_option_roms;
227 int semihosting_enabled = 0;
228 int old_param = 0;
229 const char *qemu_name;
230 int alt_grab = 0;
231 int ctrl_grab = 0;
232 unsigned int nb_prom_envs = 0;
233 const char *prom_envs[MAX_PROM_ENVS];
234 int boot_menu;
235 uint8_t *boot_splash_filedata;
236 size_t boot_splash_filedata_size;
237 uint8_t qemu_extra_params_fw[2];
238
239 typedef struct FWBootEntry FWBootEntry;
240
241 struct FWBootEntry {
242 QTAILQ_ENTRY(FWBootEntry) link;
243 int32_t bootindex;
244 DeviceState *dev;
245 char *suffix;
246 };
247
248 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
249 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
250
251 int nb_numa_nodes;
252 uint64_t node_mem[MAX_NODES];
253 unsigned long *node_cpumask[MAX_NODES];
254
255 uint8_t qemu_uuid[16];
256
257 static QEMUBootSetHandler *boot_set_handler;
258 static void *boot_set_opaque;
259
260 static NotifierList exit_notifiers =
261 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
262
263 static NotifierList machine_init_done_notifiers =
264 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
265
266 static bool tcg_allowed = true;
267 bool kvm_allowed;
268 bool xen_allowed;
269 uint32_t xen_domid;
270 enum xen_mode xen_mode = XEN_EMULATE;
271 static int tcg_tb_size;
272
273 static int default_serial = 1;
274 static int default_parallel = 1;
275 static int default_virtcon = 1;
276 static int default_sclp = 1;
277 static int default_monitor = 1;
278 static int default_floppy = 1;
279 static int default_cdrom = 1;
280 static int default_sdcard = 1;
281 static int default_vga = 1;
282
283 static struct {
284 const char *driver;
285 int *flag;
286 } default_list[] = {
287 { .driver = "isa-serial", .flag = &default_serial },
288 { .driver = "isa-parallel", .flag = &default_parallel },
289 { .driver = "isa-fdc", .flag = &default_floppy },
290 { .driver = "ide-cd", .flag = &default_cdrom },
291 { .driver = "ide-hd", .flag = &default_cdrom },
292 { .driver = "ide-drive", .flag = &default_cdrom },
293 { .driver = "scsi-cd", .flag = &default_cdrom },
294 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
295 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
296 { .driver = "virtio-serial", .flag = &default_virtcon },
297 { .driver = "VGA", .flag = &default_vga },
298 { .driver = "isa-vga", .flag = &default_vga },
299 { .driver = "cirrus-vga", .flag = &default_vga },
300 { .driver = "isa-cirrus-vga", .flag = &default_vga },
301 { .driver = "vmware-svga", .flag = &default_vga },
302 { .driver = "qxl-vga", .flag = &default_vga },
303 };
304
305 static QemuOptsList qemu_rtc_opts = {
306 .name = "rtc",
307 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
308 .desc = {
309 {
310 .name = "base",
311 .type = QEMU_OPT_STRING,
312 },{
313 .name = "clock",
314 .type = QEMU_OPT_STRING,
315 },{
316 .name = "driftfix",
317 .type = QEMU_OPT_STRING,
318 },
319 { /* end of list */ }
320 },
321 };
322
323 static QemuOptsList qemu_sandbox_opts = {
324 .name = "sandbox",
325 .implied_opt_name = "enable",
326 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
327 .desc = {
328 {
329 .name = "enable",
330 .type = QEMU_OPT_BOOL,
331 },
332 { /* end of list */ }
333 },
334 };
335
336 static QemuOptsList qemu_trace_opts = {
337 .name = "trace",
338 .implied_opt_name = "trace",
339 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
340 .desc = {
341 {
342 .name = "events",
343 .type = QEMU_OPT_STRING,
344 },{
345 .name = "file",
346 .type = QEMU_OPT_STRING,
347 },
348 { /* end of list */ }
349 },
350 };
351
352 static QemuOptsList qemu_option_rom_opts = {
353 .name = "option-rom",
354 .implied_opt_name = "romfile",
355 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
356 .desc = {
357 {
358 .name = "bootindex",
359 .type = QEMU_OPT_NUMBER,
360 }, {
361 .name = "romfile",
362 .type = QEMU_OPT_STRING,
363 },
364 { /* end of list */ }
365 },
366 };
367
368 static QemuOptsList qemu_machine_opts = {
369 .name = "machine",
370 .implied_opt_name = "type",
371 .merge_lists = true,
372 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
373 .desc = {
374 {
375 .name = "type",
376 .type = QEMU_OPT_STRING,
377 .help = "emulated machine"
378 }, {
379 .name = "accel",
380 .type = QEMU_OPT_STRING,
381 .help = "accelerator list",
382 }, {
383 .name = "kernel_irqchip",
384 .type = QEMU_OPT_BOOL,
385 .help = "use KVM in-kernel irqchip",
386 }, {
387 .name = "kvm_shadow_mem",
388 .type = QEMU_OPT_SIZE,
389 .help = "KVM shadow MMU size",
390 }, {
391 .name = "kernel",
392 .type = QEMU_OPT_STRING,
393 .help = "Linux kernel image file",
394 }, {
395 .name = "initrd",
396 .type = QEMU_OPT_STRING,
397 .help = "Linux initial ramdisk file",
398 }, {
399 .name = "append",
400 .type = QEMU_OPT_STRING,
401 .help = "Linux kernel command line",
402 }, {
403 .name = "dtb",
404 .type = QEMU_OPT_STRING,
405 .help = "Linux kernel device tree file",
406 }, {
407 .name = "dumpdtb",
408 .type = QEMU_OPT_STRING,
409 .help = "Dump current dtb to a file and quit",
410 }, {
411 .name = "phandle_start",
412 .type = QEMU_OPT_STRING,
413 .help = "The first phandle ID we may generate dynamically",
414 }, {
415 .name = "dt_compatible",
416 .type = QEMU_OPT_STRING,
417 .help = "Overrides the \"compatible\" property of the dt root node",
418 }, {
419 .name = "dump-guest-core",
420 .type = QEMU_OPT_BOOL,
421 .help = "Include guest memory in a core dump",
422 }, {
423 .name = "mem-merge",
424 .type = QEMU_OPT_BOOL,
425 .help = "enable/disable memory merge support",
426 },{
427 .name = "usb",
428 .type = QEMU_OPT_BOOL,
429 .help = "Set on/off to enable/disable usb",
430 },
431 { /* End of list */ }
432 },
433 };
434
435 static QemuOptsList qemu_boot_opts = {
436 .name = "boot-opts",
437 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
438 .desc = {
439 /* the three names below are not used now */
440 {
441 .name = "order",
442 .type = QEMU_OPT_STRING,
443 }, {
444 .name = "once",
445 .type = QEMU_OPT_STRING,
446 }, {
447 .name = "menu",
448 .type = QEMU_OPT_STRING,
449 /* following are really used */
450 }, {
451 .name = "splash",
452 .type = QEMU_OPT_STRING,
453 }, {
454 .name = "splash-time",
455 .type = QEMU_OPT_STRING,
456 }, {
457 .name = "reboot-timeout",
458 .type = QEMU_OPT_STRING,
459 },
460 { /*End of list */ }
461 },
462 };
463
464 static QemuOptsList qemu_add_fd_opts = {
465 .name = "add-fd",
466 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
467 .desc = {
468 {
469 .name = "fd",
470 .type = QEMU_OPT_NUMBER,
471 .help = "file descriptor of which a duplicate is added to fd set",
472 },{
473 .name = "set",
474 .type = QEMU_OPT_NUMBER,
475 .help = "ID of the fd set to add fd to",
476 },{
477 .name = "opaque",
478 .type = QEMU_OPT_STRING,
479 .help = "free-form string used to describe fd",
480 },
481 { /* end of list */ }
482 },
483 };
484
485 static QemuOptsList qemu_object_opts = {
486 .name = "object",
487 .implied_opt_name = "qom-type",
488 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
489 .desc = {
490 { }
491 },
492 };
493
494 const char *qemu_get_vm_name(void)
495 {
496 return qemu_name;
497 }
498
499 static void res_free(void)
500 {
501 if (boot_splash_filedata != NULL) {
502 g_free(boot_splash_filedata);
503 boot_splash_filedata = NULL;
504 }
505 }
506
507 static int default_driver_check(QemuOpts *opts, void *opaque)
508 {
509 const char *driver = qemu_opt_get(opts, "driver");
510 int i;
511
512 if (!driver)
513 return 0;
514 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
515 if (strcmp(default_list[i].driver, driver) != 0)
516 continue;
517 *(default_list[i].flag) = 0;
518 }
519 return 0;
520 }
521
522 /***********************************************************/
523 /* QEMU state */
524
525 static RunState current_run_state = RUN_STATE_PRELAUNCH;
526
527 typedef struct {
528 RunState from;
529 RunState to;
530 } RunStateTransition;
531
532 static const RunStateTransition runstate_transitions_def[] = {
533 /* from -> to */
534 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
535
536 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
537 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
538
539 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
540 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
541
542 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
543 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
544
545 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
546 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
547
548 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
549 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
550
551 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
552 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
553 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
554
555 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
556 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
557
558 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
559
560 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
561 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
562 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
563 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
564 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
565 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
566 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
567 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
568 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
569
570 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
571
572 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
573 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
574
575 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
576 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
577 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
578 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
579
580 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
581 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
582
583 { RUN_STATE_MAX, RUN_STATE_MAX },
584 };
585
586 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
587
588 bool runstate_check(RunState state)
589 {
590 return current_run_state == state;
591 }
592
593 static void runstate_init(void)
594 {
595 const RunStateTransition *p;
596
597 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
598
599 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
600 runstate_valid_transitions[p->from][p->to] = true;
601 }
602 }
603
604 /* This function will abort() on invalid state transitions */
605 void runstate_set(RunState new_state)
606 {
607 assert(new_state < RUN_STATE_MAX);
608
609 if (!runstate_valid_transitions[current_run_state][new_state]) {
610 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
611 RunState_lookup[current_run_state],
612 RunState_lookup[new_state]);
613 abort();
614 }
615
616 current_run_state = new_state;
617 }
618
619 int runstate_is_running(void)
620 {
621 return runstate_check(RUN_STATE_RUNNING);
622 }
623
624 StatusInfo *qmp_query_status(Error **errp)
625 {
626 StatusInfo *info = g_malloc0(sizeof(*info));
627
628 info->running = runstate_is_running();
629 info->singlestep = singlestep;
630 info->status = current_run_state;
631
632 return info;
633 }
634
635 /***********************************************************/
636 /* real time host monotonic timer */
637
638 /***********************************************************/
639 /* host time/date access */
640 void qemu_get_timedate(struct tm *tm, int offset)
641 {
642 time_t ti;
643
644 time(&ti);
645 ti += offset;
646 if (rtc_date_offset == -1) {
647 if (rtc_utc)
648 gmtime_r(&ti, tm);
649 else
650 localtime_r(&ti, tm);
651 } else {
652 ti -= rtc_date_offset;
653 gmtime_r(&ti, tm);
654 }
655 }
656
657 int qemu_timedate_diff(struct tm *tm)
658 {
659 time_t seconds;
660
661 if (rtc_date_offset == -1)
662 if (rtc_utc)
663 seconds = mktimegm(tm);
664 else {
665 struct tm tmp = *tm;
666 tmp.tm_isdst = -1; /* use timezone to figure it out */
667 seconds = mktime(&tmp);
668 }
669 else
670 seconds = mktimegm(tm) + rtc_date_offset;
671
672 return seconds - time(NULL);
673 }
674
675 void rtc_change_mon_event(struct tm *tm)
676 {
677 QObject *data;
678
679 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
680 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
681 qobject_decref(data);
682 }
683
684 static void configure_rtc_date_offset(const char *startdate, int legacy)
685 {
686 time_t rtc_start_date;
687 struct tm tm;
688
689 if (!strcmp(startdate, "now") && legacy) {
690 rtc_date_offset = -1;
691 } else {
692 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
693 &tm.tm_year,
694 &tm.tm_mon,
695 &tm.tm_mday,
696 &tm.tm_hour,
697 &tm.tm_min,
698 &tm.tm_sec) == 6) {
699 /* OK */
700 } else if (sscanf(startdate, "%d-%d-%d",
701 &tm.tm_year,
702 &tm.tm_mon,
703 &tm.tm_mday) == 3) {
704 tm.tm_hour = 0;
705 tm.tm_min = 0;
706 tm.tm_sec = 0;
707 } else {
708 goto date_fail;
709 }
710 tm.tm_year -= 1900;
711 tm.tm_mon--;
712 rtc_start_date = mktimegm(&tm);
713 if (rtc_start_date == -1) {
714 date_fail:
715 fprintf(stderr, "Invalid date format. Valid formats are:\n"
716 "'2006-06-17T16:01:21' or '2006-06-17'\n");
717 exit(1);
718 }
719 rtc_date_offset = time(NULL) - rtc_start_date;
720 }
721 }
722
723 static void configure_rtc(QemuOpts *opts)
724 {
725 const char *value;
726
727 value = qemu_opt_get(opts, "base");
728 if (value) {
729 if (!strcmp(value, "utc")) {
730 rtc_utc = 1;
731 } else if (!strcmp(value, "localtime")) {
732 rtc_utc = 0;
733 } else {
734 configure_rtc_date_offset(value, 0);
735 }
736 }
737 value = qemu_opt_get(opts, "clock");
738 if (value) {
739 if (!strcmp(value, "host")) {
740 rtc_clock = host_clock;
741 } else if (!strcmp(value, "rt")) {
742 rtc_clock = rt_clock;
743 } else if (!strcmp(value, "vm")) {
744 rtc_clock = vm_clock;
745 } else {
746 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
747 exit(1);
748 }
749 }
750 value = qemu_opt_get(opts, "driftfix");
751 if (value) {
752 if (!strcmp(value, "slew")) {
753 static GlobalProperty slew_lost_ticks[] = {
754 {
755 .driver = "mc146818rtc",
756 .property = "lost_tick_policy",
757 .value = "slew",
758 },
759 { /* end of list */ }
760 };
761
762 qdev_prop_register_global_list(slew_lost_ticks);
763 } else if (!strcmp(value, "none")) {
764 /* discard is default */
765 } else {
766 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
767 exit(1);
768 }
769 }
770 }
771
772 /***********************************************************/
773 /* Bluetooth support */
774 static int nb_hcis;
775 static int cur_hci;
776 static struct HCIInfo *hci_table[MAX_NICS];
777
778 static struct bt_vlan_s {
779 struct bt_scatternet_s net;
780 int id;
781 struct bt_vlan_s *next;
782 } *first_bt_vlan;
783
784 /* find or alloc a new bluetooth "VLAN" */
785 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
786 {
787 struct bt_vlan_s **pvlan, *vlan;
788 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
789 if (vlan->id == id)
790 return &vlan->net;
791 }
792 vlan = g_malloc0(sizeof(struct bt_vlan_s));
793 vlan->id = id;
794 pvlan = &first_bt_vlan;
795 while (*pvlan != NULL)
796 pvlan = &(*pvlan)->next;
797 *pvlan = vlan;
798 return &vlan->net;
799 }
800
801 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
802 {
803 }
804
805 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
806 {
807 return -ENOTSUP;
808 }
809
810 static struct HCIInfo null_hci = {
811 .cmd_send = null_hci_send,
812 .sco_send = null_hci_send,
813 .acl_send = null_hci_send,
814 .bdaddr_set = null_hci_addr_set,
815 };
816
817 struct HCIInfo *qemu_next_hci(void)
818 {
819 if (cur_hci == nb_hcis)
820 return &null_hci;
821
822 return hci_table[cur_hci++];
823 }
824
825 static struct HCIInfo *hci_init(const char *str)
826 {
827 char *endp;
828 struct bt_scatternet_s *vlan = 0;
829
830 if (!strcmp(str, "null"))
831 /* null */
832 return &null_hci;
833 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
834 /* host[:hciN] */
835 return bt_host_hci(str[4] ? str + 5 : "hci0");
836 else if (!strncmp(str, "hci", 3)) {
837 /* hci[,vlan=n] */
838 if (str[3]) {
839 if (!strncmp(str + 3, ",vlan=", 6)) {
840 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
841 if (*endp)
842 vlan = 0;
843 }
844 } else
845 vlan = qemu_find_bt_vlan(0);
846 if (vlan)
847 return bt_new_hci(vlan);
848 }
849
850 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
851
852 return 0;
853 }
854
855 static int bt_hci_parse(const char *str)
856 {
857 struct HCIInfo *hci;
858 bdaddr_t bdaddr;
859
860 if (nb_hcis >= MAX_NICS) {
861 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
862 return -1;
863 }
864
865 hci = hci_init(str);
866 if (!hci)
867 return -1;
868
869 bdaddr.b[0] = 0x52;
870 bdaddr.b[1] = 0x54;
871 bdaddr.b[2] = 0x00;
872 bdaddr.b[3] = 0x12;
873 bdaddr.b[4] = 0x34;
874 bdaddr.b[5] = 0x56 + nb_hcis;
875 hci->bdaddr_set(hci, bdaddr.b);
876
877 hci_table[nb_hcis++] = hci;
878
879 return 0;
880 }
881
882 static void bt_vhci_add(int vlan_id)
883 {
884 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
885
886 if (!vlan->slave)
887 fprintf(stderr, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id);
889
890 bt_vhci_init(bt_new_hci(vlan));
891 }
892
893 static struct bt_device_s *bt_device_add(const char *opt)
894 {
895 struct bt_scatternet_s *vlan;
896 int vlan_id = 0;
897 char *endp = strstr(opt, ",vlan=");
898 int len = (endp ? endp - opt : strlen(opt)) + 1;
899 char devname[10];
900
901 pstrcpy(devname, MIN(sizeof(devname), len), opt);
902
903 if (endp) {
904 vlan_id = strtol(endp + 6, &endp, 0);
905 if (*endp) {
906 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
907 return 0;
908 }
909 }
910
911 vlan = qemu_find_bt_vlan(vlan_id);
912
913 if (!vlan->slave)
914 fprintf(stderr, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id);
916
917 if (!strcmp(devname, "keyboard"))
918 return bt_keyboard_init(vlan);
919
920 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
921 return 0;
922 }
923
924 static int bt_parse(const char *opt)
925 {
926 const char *endp, *p;
927 int vlan;
928
929 if (strstart(opt, "hci", &endp)) {
930 if (!*endp || *endp == ',') {
931 if (*endp)
932 if (!strstart(endp, ",vlan=", 0))
933 opt = endp + 1;
934
935 return bt_hci_parse(opt);
936 }
937 } else if (strstart(opt, "vhci", &endp)) {
938 if (!*endp || *endp == ',') {
939 if (*endp) {
940 if (strstart(endp, ",vlan=", &p)) {
941 vlan = strtol(p, (char **) &endp, 0);
942 if (*endp) {
943 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
944 return 1;
945 }
946 } else {
947 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
948 return 1;
949 }
950 } else
951 vlan = 0;
952
953 bt_vhci_add(vlan);
954 return 0;
955 }
956 } else if (strstart(opt, "device:", &endp))
957 return !bt_device_add(endp);
958
959 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
960 return 1;
961 }
962
963 static int parse_sandbox(QemuOpts *opts, void *opaque)
964 {
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts, "enable", false)) {
967 #ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR,
970 "failed to install seccomp syscall filter in the kernel");
971 return -1;
972 }
973 #else
974 qerror_report(ERROR_CLASS_GENERIC_ERROR,
975 "sandboxing request but seccomp is not compiled into this build");
976 return -1;
977 #endif
978 }
979
980 return 0;
981 }
982
983 /*********QEMU USB setting******/
984 bool usb_enabled(bool default_usb)
985 {
986 QemuOpts *mach_opts;
987 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
988 if (mach_opts) {
989 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
990 }
991 return default_usb;
992 }
993
994 #ifndef _WIN32
995 static int parse_add_fd(QemuOpts *opts, void *opaque)
996 {
997 int fd, dupfd, flags;
998 int64_t fdset_id;
999 const char *fd_opaque = NULL;
1000
1001 fd = qemu_opt_get_number(opts, "fd", -1);
1002 fdset_id = qemu_opt_get_number(opts, "set", -1);
1003 fd_opaque = qemu_opt_get(opts, "opaque");
1004
1005 if (fd < 0) {
1006 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1007 "fd option is required and must be non-negative");
1008 return -1;
1009 }
1010
1011 if (fd <= STDERR_FILENO) {
1012 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1013 "fd cannot be a standard I/O stream");
1014 return -1;
1015 }
1016
1017 /*
1018 * All fds inherited across exec() necessarily have FD_CLOEXEC
1019 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1020 */
1021 flags = fcntl(fd, F_GETFD);
1022 if (flags == -1 || (flags & FD_CLOEXEC)) {
1023 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1024 "fd is not valid or already in use");
1025 return -1;
1026 }
1027
1028 if (fdset_id < 0) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030 "set option is required and must be non-negative");
1031 return -1;
1032 }
1033
1034 #ifdef F_DUPFD_CLOEXEC
1035 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1036 #else
1037 dupfd = dup(fd);
1038 if (dupfd != -1) {
1039 qemu_set_cloexec(dupfd);
1040 }
1041 #endif
1042 if (dupfd == -1) {
1043 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1044 "Error duplicating fd: %s", strerror(errno));
1045 return -1;
1046 }
1047
1048 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1049 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1050 fd_opaque, NULL);
1051
1052 return 0;
1053 }
1054
1055 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1056 {
1057 int fd;
1058
1059 fd = qemu_opt_get_number(opts, "fd", -1);
1060 close(fd);
1061
1062 return 0;
1063 }
1064 #endif
1065
1066 /***********************************************************/
1067 /* QEMU Block devices */
1068
1069 #define HD_OPTS "media=disk"
1070 #define CDROM_OPTS "media=cdrom"
1071 #define FD_OPTS ""
1072 #define PFLASH_OPTS ""
1073 #define MTD_OPTS ""
1074 #define SD_OPTS ""
1075
1076 static int drive_init_func(QemuOpts *opts, void *opaque)
1077 {
1078 BlockInterfaceType *block_default_type = opaque;
1079
1080 return drive_init(opts, *block_default_type) == NULL;
1081 }
1082
1083 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1084 {
1085 if (NULL == qemu_opt_get(opts, "snapshot")) {
1086 qemu_opt_set(opts, "snapshot", "on");
1087 }
1088 return 0;
1089 }
1090
1091 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1092 int index, const char *optstr)
1093 {
1094 QemuOpts *opts;
1095
1096 if (!enable || drive_get_by_index(type, index)) {
1097 return;
1098 }
1099
1100 opts = drive_add(type, index, NULL, optstr);
1101 if (snapshot) {
1102 drive_enable_snapshot(opts, NULL);
1103 }
1104 if (!drive_init(opts, type)) {
1105 exit(1);
1106 }
1107 }
1108
1109 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1110 {
1111 boot_set_handler = func;
1112 boot_set_opaque = opaque;
1113 }
1114
1115 int qemu_boot_set(const char *boot_devices)
1116 {
1117 if (!boot_set_handler) {
1118 return -EINVAL;
1119 }
1120 return boot_set_handler(boot_set_opaque, boot_devices);
1121 }
1122
1123 static void validate_bootdevices(char *devices)
1124 {
1125 /* We just do some generic consistency checks */
1126 const char *p;
1127 int bitmap = 0;
1128
1129 for (p = devices; *p != '\0'; p++) {
1130 /* Allowed boot devices are:
1131 * a-b: floppy disk drives
1132 * c-f: IDE disk drives
1133 * g-m: machine implementation dependent drives
1134 * n-p: network devices
1135 * It's up to each machine implementation to check if the given boot
1136 * devices match the actual hardware implementation and firmware
1137 * features.
1138 */
1139 if (*p < 'a' || *p > 'p') {
1140 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1141 exit(1);
1142 }
1143 if (bitmap & (1 << (*p - 'a'))) {
1144 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1145 exit(1);
1146 }
1147 bitmap |= 1 << (*p - 'a');
1148 }
1149 }
1150
1151 static void restore_boot_devices(void *opaque)
1152 {
1153 char *standard_boot_devices = opaque;
1154 static int first = 1;
1155
1156 /* Restore boot order and remove ourselves after the first boot */
1157 if (first) {
1158 first = 0;
1159 return;
1160 }
1161
1162 qemu_boot_set(standard_boot_devices);
1163
1164 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1165 g_free(standard_boot_devices);
1166 }
1167
1168 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1169 const char *suffix)
1170 {
1171 FWBootEntry *node, *i;
1172
1173 if (bootindex < 0) {
1174 return;
1175 }
1176
1177 assert(dev != NULL || suffix != NULL);
1178
1179 node = g_malloc0(sizeof(FWBootEntry));
1180 node->bootindex = bootindex;
1181 node->suffix = suffix ? g_strdup(suffix) : NULL;
1182 node->dev = dev;
1183
1184 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1185 if (i->bootindex == bootindex) {
1186 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1187 exit(1);
1188 } else if (i->bootindex < bootindex) {
1189 continue;
1190 }
1191 QTAILQ_INSERT_BEFORE(i, node, link);
1192 return;
1193 }
1194 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1195 }
1196
1197 /*
1198 * This function returns null terminated string that consist of new line
1199 * separated device paths.
1200 *
1201 * memory pointed by "size" is assigned total length of the array in bytes
1202 *
1203 */
1204 char *get_boot_devices_list(size_t *size)
1205 {
1206 FWBootEntry *i;
1207 size_t total = 0;
1208 char *list = NULL;
1209
1210 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1211 char *devpath = NULL, *bootpath;
1212 size_t len;
1213
1214 if (i->dev) {
1215 devpath = qdev_get_fw_dev_path(i->dev);
1216 assert(devpath);
1217 }
1218
1219 if (i->suffix && devpath) {
1220 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1221
1222 bootpath = g_malloc(bootpathlen);
1223 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1224 g_free(devpath);
1225 } else if (devpath) {
1226 bootpath = devpath;
1227 } else {
1228 assert(i->suffix);
1229 bootpath = g_strdup(i->suffix);
1230 }
1231
1232 if (total) {
1233 list[total-1] = '\n';
1234 }
1235 len = strlen(bootpath) + 1;
1236 list = g_realloc(list, total + len);
1237 memcpy(&list[total], bootpath, len);
1238 total += len;
1239 g_free(bootpath);
1240 }
1241
1242 *size = total;
1243
1244 return list;
1245 }
1246
1247 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1248 {
1249 char *endptr;
1250 unsigned long long value, endvalue;
1251
1252 /* Empty CPU range strings will be considered valid, they will simply
1253 * not set any bit in the CPU bitmap.
1254 */
1255 if (!*cpus) {
1256 return;
1257 }
1258
1259 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1260 goto error;
1261 }
1262 if (*endptr == '-') {
1263 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1264 goto error;
1265 }
1266 } else if (*endptr == '\0') {
1267 endvalue = value;
1268 } else {
1269 goto error;
1270 }
1271
1272 if (endvalue >= MAX_CPUMASK_BITS) {
1273 endvalue = MAX_CPUMASK_BITS - 1;
1274 fprintf(stderr,
1275 "qemu: NUMA: A max of %d VCPUs are supported\n",
1276 MAX_CPUMASK_BITS);
1277 }
1278
1279 if (endvalue < value) {
1280 goto error;
1281 }
1282
1283 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1284 return;
1285
1286 error:
1287 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1288 exit(1);
1289 }
1290
1291 static void numa_add(const char *optarg)
1292 {
1293 char option[128];
1294 char *endptr;
1295 unsigned long long nodenr;
1296
1297 optarg = get_opt_name(option, 128, optarg, ',');
1298 if (*optarg == ',') {
1299 optarg++;
1300 }
1301 if (!strcmp(option, "node")) {
1302
1303 if (nb_numa_nodes >= MAX_NODES) {
1304 fprintf(stderr, "qemu: too many NUMA nodes\n");
1305 exit(1);
1306 }
1307
1308 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1309 nodenr = nb_numa_nodes;
1310 } else {
1311 if (parse_uint_full(option, &nodenr, 10) < 0) {
1312 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1313 exit(1);
1314 }
1315 }
1316
1317 if (nodenr >= MAX_NODES) {
1318 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1319 exit(1);
1320 }
1321
1322 if (get_param_value(option, 128, "mem", optarg) == 0) {
1323 node_mem[nodenr] = 0;
1324 } else {
1325 int64_t sval;
1326 sval = strtosz(option, &endptr);
1327 if (sval < 0 || *endptr) {
1328 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1329 exit(1);
1330 }
1331 node_mem[nodenr] = sval;
1332 }
1333 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1334 numa_node_parse_cpus(nodenr, option);
1335 }
1336 nb_numa_nodes++;
1337 } else {
1338 fprintf(stderr, "Invalid -numa option: %s\n", option);
1339 exit(1);
1340 }
1341 }
1342
1343 static void smp_parse(const char *optarg)
1344 {
1345 int smp, sockets = 0, threads = 0, cores = 0;
1346 char *endptr;
1347 char option[128];
1348
1349 smp = strtoul(optarg, &endptr, 10);
1350 if (endptr != optarg) {
1351 if (*endptr == ',') {
1352 endptr++;
1353 }
1354 }
1355 if (get_param_value(option, 128, "sockets", endptr) != 0)
1356 sockets = strtoull(option, NULL, 10);
1357 if (get_param_value(option, 128, "cores", endptr) != 0)
1358 cores = strtoull(option, NULL, 10);
1359 if (get_param_value(option, 128, "threads", endptr) != 0)
1360 threads = strtoull(option, NULL, 10);
1361 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1362 max_cpus = strtoull(option, NULL, 10);
1363
1364 /* compute missing values, prefer sockets over cores over threads */
1365 if (smp == 0 || sockets == 0) {
1366 sockets = sockets > 0 ? sockets : 1;
1367 cores = cores > 0 ? cores : 1;
1368 threads = threads > 0 ? threads : 1;
1369 if (smp == 0) {
1370 smp = cores * threads * sockets;
1371 }
1372 } else {
1373 if (cores == 0) {
1374 threads = threads > 0 ? threads : 1;
1375 cores = smp / (sockets * threads);
1376 } else {
1377 threads = smp / (cores * sockets);
1378 }
1379 }
1380 smp_cpus = smp;
1381 smp_cores = cores > 0 ? cores : 1;
1382 smp_threads = threads > 0 ? threads : 1;
1383 if (max_cpus == 0)
1384 max_cpus = smp_cpus;
1385 }
1386
1387 /***********************************************************/
1388 /* USB devices */
1389
1390 static int usb_device_add(const char *devname)
1391 {
1392 const char *p;
1393 USBDevice *dev = NULL;
1394
1395 if (!usb_enabled(false)) {
1396 return -1;
1397 }
1398
1399 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1400 dev = usbdevice_create(devname);
1401 if (dev)
1402 goto done;
1403
1404 /* the other ones */
1405 #ifndef CONFIG_LINUX
1406 /* only the linux version is qdev-ified, usb-bsd still needs this */
1407 if (strstart(devname, "host:", &p)) {
1408 dev = usb_host_device_open(usb_bus_find(-1), p);
1409 } else
1410 #endif
1411 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1412 dev = usb_bt_init(usb_bus_find(-1),
1413 devname[2] ? hci_init(p)
1414 : bt_new_hci(qemu_find_bt_vlan(0)));
1415 } else {
1416 return -1;
1417 }
1418 if (!dev)
1419 return -1;
1420
1421 done:
1422 return 0;
1423 }
1424
1425 static int usb_device_del(const char *devname)
1426 {
1427 int bus_num, addr;
1428 const char *p;
1429
1430 if (strstart(devname, "host:", &p)) {
1431 return -1;
1432 }
1433
1434 if (!usb_enabled(false)) {
1435 return -1;
1436 }
1437
1438 p = strchr(devname, '.');
1439 if (!p)
1440 return -1;
1441 bus_num = strtoul(devname, NULL, 0);
1442 addr = strtoul(p + 1, NULL, 0);
1443
1444 return usb_device_delete_addr(bus_num, addr);
1445 }
1446
1447 static int usb_parse(const char *cmdline)
1448 {
1449 int r;
1450 r = usb_device_add(cmdline);
1451 if (r < 0) {
1452 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1453 }
1454 return r;
1455 }
1456
1457 void do_usb_add(Monitor *mon, const QDict *qdict)
1458 {
1459 const char *devname = qdict_get_str(qdict, "devname");
1460 if (usb_device_add(devname) < 0) {
1461 error_report("could not add USB device '%s'", devname);
1462 }
1463 }
1464
1465 void do_usb_del(Monitor *mon, const QDict *qdict)
1466 {
1467 const char *devname = qdict_get_str(qdict, "devname");
1468 if (usb_device_del(devname) < 0) {
1469 error_report("could not delete USB device '%s'", devname);
1470 }
1471 }
1472
1473 /***********************************************************/
1474 /* PCMCIA/Cardbus */
1475
1476 static struct pcmcia_socket_entry_s {
1477 PCMCIASocket *socket;
1478 struct pcmcia_socket_entry_s *next;
1479 } *pcmcia_sockets = 0;
1480
1481 void pcmcia_socket_register(PCMCIASocket *socket)
1482 {
1483 struct pcmcia_socket_entry_s *entry;
1484
1485 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1486 entry->socket = socket;
1487 entry->next = pcmcia_sockets;
1488 pcmcia_sockets = entry;
1489 }
1490
1491 void pcmcia_socket_unregister(PCMCIASocket *socket)
1492 {
1493 struct pcmcia_socket_entry_s *entry, **ptr;
1494
1495 ptr = &pcmcia_sockets;
1496 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1497 if (entry->socket == socket) {
1498 *ptr = entry->next;
1499 g_free(entry);
1500 }
1501 }
1502
1503 void pcmcia_info(Monitor *mon, const QDict *qdict)
1504 {
1505 struct pcmcia_socket_entry_s *iter;
1506
1507 if (!pcmcia_sockets)
1508 monitor_printf(mon, "No PCMCIA sockets\n");
1509
1510 for (iter = pcmcia_sockets; iter; iter = iter->next)
1511 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1512 iter->socket->attached ? iter->socket->card_string :
1513 "Empty");
1514 }
1515
1516 /***********************************************************/
1517 /* machine registration */
1518
1519 static QEMUMachine *first_machine = NULL;
1520 QEMUMachine *current_machine = NULL;
1521
1522 int qemu_register_machine(QEMUMachine *m)
1523 {
1524 QEMUMachine **pm;
1525 pm = &first_machine;
1526 while (*pm != NULL)
1527 pm = &(*pm)->next;
1528 m->next = NULL;
1529 *pm = m;
1530 return 0;
1531 }
1532
1533 static QEMUMachine *find_machine(const char *name)
1534 {
1535 QEMUMachine *m;
1536
1537 for(m = first_machine; m != NULL; m = m->next) {
1538 if (!strcmp(m->name, name))
1539 return m;
1540 if (m->alias && !strcmp(m->alias, name))
1541 return m;
1542 }
1543 return NULL;
1544 }
1545
1546 QEMUMachine *find_default_machine(void)
1547 {
1548 QEMUMachine *m;
1549
1550 for(m = first_machine; m != NULL; m = m->next) {
1551 if (m->is_default) {
1552 return m;
1553 }
1554 }
1555 return NULL;
1556 }
1557
1558 MachineInfoList *qmp_query_machines(Error **errp)
1559 {
1560 MachineInfoList *mach_list = NULL;
1561 QEMUMachine *m;
1562
1563 for (m = first_machine; m; m = m->next) {
1564 MachineInfoList *entry;
1565 MachineInfo *info;
1566
1567 info = g_malloc0(sizeof(*info));
1568 if (m->is_default) {
1569 info->has_is_default = true;
1570 info->is_default = true;
1571 }
1572
1573 if (m->alias) {
1574 info->has_alias = true;
1575 info->alias = g_strdup(m->alias);
1576 }
1577
1578 info->name = g_strdup(m->name);
1579
1580 entry = g_malloc0(sizeof(*entry));
1581 entry->value = info;
1582 entry->next = mach_list;
1583 mach_list = entry;
1584 }
1585
1586 return mach_list;
1587 }
1588
1589 /***********************************************************/
1590 /* main execution loop */
1591
1592 static void gui_update(void *opaque)
1593 {
1594 uint64_t interval = GUI_REFRESH_INTERVAL;
1595 DisplayState *ds = opaque;
1596 DisplayChangeListener *dcl;
1597
1598 dpy_refresh(ds);
1599
1600 QLIST_FOREACH(dcl, &ds->listeners, next) {
1601 if (dcl->gui_timer_interval &&
1602 dcl->gui_timer_interval < interval)
1603 interval = dcl->gui_timer_interval;
1604 }
1605 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1606 }
1607
1608 void gui_setup_refresh(DisplayState *ds)
1609 {
1610 DisplayChangeListener *dcl;
1611 bool need_timer = false;
1612 bool have_gfx = false;
1613 bool have_text = false;
1614
1615 QLIST_FOREACH(dcl, &ds->listeners, next) {
1616 if (dcl->dpy_refresh != NULL) {
1617 need_timer = true;
1618 }
1619 if (dcl->dpy_gfx_update != NULL) {
1620 have_gfx = true;
1621 }
1622 if (dcl->dpy_text_update != NULL) {
1623 have_text = true;
1624 }
1625 }
1626
1627 if (need_timer && ds->gui_timer == NULL) {
1628 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1629 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1630 }
1631 if (!need_timer && ds->gui_timer != NULL) {
1632 qemu_del_timer(ds->gui_timer);
1633 qemu_free_timer(ds->gui_timer);
1634 ds->gui_timer = NULL;
1635 }
1636
1637 ds->have_gfx = have_gfx;
1638 ds->have_text = have_text;
1639 }
1640
1641 struct vm_change_state_entry {
1642 VMChangeStateHandler *cb;
1643 void *opaque;
1644 QLIST_ENTRY (vm_change_state_entry) entries;
1645 };
1646
1647 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1648
1649 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1650 void *opaque)
1651 {
1652 VMChangeStateEntry *e;
1653
1654 e = g_malloc0(sizeof (*e));
1655
1656 e->cb = cb;
1657 e->opaque = opaque;
1658 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1659 return e;
1660 }
1661
1662 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1663 {
1664 QLIST_REMOVE (e, entries);
1665 g_free (e);
1666 }
1667
1668 void vm_state_notify(int running, RunState state)
1669 {
1670 VMChangeStateEntry *e;
1671
1672 trace_vm_state_notify(running, state);
1673
1674 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1675 e->cb(e->opaque, running, state);
1676 }
1677 }
1678
1679 void vm_start(void)
1680 {
1681 if (!runstate_is_running()) {
1682 cpu_enable_ticks();
1683 runstate_set(RUN_STATE_RUNNING);
1684 vm_state_notify(1, RUN_STATE_RUNNING);
1685 resume_all_vcpus();
1686 monitor_protocol_event(QEVENT_RESUME, NULL);
1687 }
1688 }
1689
1690 /* reset/shutdown handler */
1691
1692 typedef struct QEMUResetEntry {
1693 QTAILQ_ENTRY(QEMUResetEntry) entry;
1694 QEMUResetHandler *func;
1695 void *opaque;
1696 } QEMUResetEntry;
1697
1698 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1699 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1700 static int reset_requested;
1701 static int shutdown_requested, shutdown_signal = -1;
1702 static pid_t shutdown_pid;
1703 static int powerdown_requested;
1704 static int debug_requested;
1705 static int suspend_requested;
1706 static int wakeup_requested;
1707 static NotifierList powerdown_notifiers =
1708 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1709 static NotifierList suspend_notifiers =
1710 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1711 static NotifierList wakeup_notifiers =
1712 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1713 static uint32_t wakeup_reason_mask = ~0;
1714 static RunState vmstop_requested = RUN_STATE_MAX;
1715
1716 int qemu_shutdown_requested_get(void)
1717 {
1718 return shutdown_requested;
1719 }
1720
1721 int qemu_reset_requested_get(void)
1722 {
1723 return reset_requested;
1724 }
1725
1726 static int qemu_shutdown_requested(void)
1727 {
1728 int r = shutdown_requested;
1729 shutdown_requested = 0;
1730 return r;
1731 }
1732
1733 static void qemu_kill_report(void)
1734 {
1735 if (!qtest_enabled() && shutdown_signal != -1) {
1736 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1737 if (shutdown_pid == 0) {
1738 /* This happens for eg ^C at the terminal, so it's worth
1739 * avoiding printing an odd message in that case.
1740 */
1741 fputc('\n', stderr);
1742 } else {
1743 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1744 }
1745 shutdown_signal = -1;
1746 }
1747 }
1748
1749 static int qemu_reset_requested(void)
1750 {
1751 int r = reset_requested;
1752 reset_requested = 0;
1753 return r;
1754 }
1755
1756 static int qemu_suspend_requested(void)
1757 {
1758 int r = suspend_requested;
1759 suspend_requested = 0;
1760 return r;
1761 }
1762
1763 static int qemu_wakeup_requested(void)
1764 {
1765 int r = wakeup_requested;
1766 wakeup_requested = 0;
1767 return r;
1768 }
1769
1770 static int qemu_powerdown_requested(void)
1771 {
1772 int r = powerdown_requested;
1773 powerdown_requested = 0;
1774 return r;
1775 }
1776
1777 static int qemu_debug_requested(void)
1778 {
1779 int r = debug_requested;
1780 debug_requested = 0;
1781 return r;
1782 }
1783
1784 /* We use RUN_STATE_MAX but any invalid value will do */
1785 static bool qemu_vmstop_requested(RunState *r)
1786 {
1787 if (vmstop_requested < RUN_STATE_MAX) {
1788 *r = vmstop_requested;
1789 vmstop_requested = RUN_STATE_MAX;
1790 return true;
1791 }
1792
1793 return false;
1794 }
1795
1796 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1797 {
1798 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1799
1800 re->func = func;
1801 re->opaque = opaque;
1802 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1803 }
1804
1805 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1806 {
1807 QEMUResetEntry *re;
1808
1809 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1810 if (re->func == func && re->opaque == opaque) {
1811 QTAILQ_REMOVE(&reset_handlers, re, entry);
1812 g_free(re);
1813 return;
1814 }
1815 }
1816 }
1817
1818 void qemu_devices_reset(void)
1819 {
1820 QEMUResetEntry *re, *nre;
1821
1822 /* reset all devices */
1823 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1824 re->func(re->opaque);
1825 }
1826 }
1827
1828 void qemu_system_reset(bool report)
1829 {
1830 if (current_machine && current_machine->reset) {
1831 current_machine->reset();
1832 } else {
1833 qemu_devices_reset();
1834 }
1835 if (report) {
1836 monitor_protocol_event(QEVENT_RESET, NULL);
1837 }
1838 cpu_synchronize_all_post_reset();
1839 }
1840
1841 void qemu_system_reset_request(void)
1842 {
1843 if (no_reboot) {
1844 shutdown_requested = 1;
1845 } else {
1846 reset_requested = 1;
1847 }
1848 cpu_stop_current();
1849 qemu_notify_event();
1850 }
1851
1852 static void qemu_system_suspend(void)
1853 {
1854 pause_all_vcpus();
1855 notifier_list_notify(&suspend_notifiers, NULL);
1856 runstate_set(RUN_STATE_SUSPENDED);
1857 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1858 }
1859
1860 void qemu_system_suspend_request(void)
1861 {
1862 if (runstate_check(RUN_STATE_SUSPENDED)) {
1863 return;
1864 }
1865 suspend_requested = 1;
1866 cpu_stop_current();
1867 qemu_notify_event();
1868 }
1869
1870 void qemu_register_suspend_notifier(Notifier *notifier)
1871 {
1872 notifier_list_add(&suspend_notifiers, notifier);
1873 }
1874
1875 void qemu_system_wakeup_request(WakeupReason reason)
1876 {
1877 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1878 return;
1879 }
1880 if (!(wakeup_reason_mask & (1 << reason))) {
1881 return;
1882 }
1883 runstate_set(RUN_STATE_RUNNING);
1884 notifier_list_notify(&wakeup_notifiers, &reason);
1885 wakeup_requested = 1;
1886 qemu_notify_event();
1887 }
1888
1889 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1890 {
1891 if (enabled) {
1892 wakeup_reason_mask |= (1 << reason);
1893 } else {
1894 wakeup_reason_mask &= ~(1 << reason);
1895 }
1896 }
1897
1898 void qemu_register_wakeup_notifier(Notifier *notifier)
1899 {
1900 notifier_list_add(&wakeup_notifiers, notifier);
1901 }
1902
1903 void qemu_system_killed(int signal, pid_t pid)
1904 {
1905 shutdown_signal = signal;
1906 shutdown_pid = pid;
1907 no_shutdown = 0;
1908 qemu_system_shutdown_request();
1909 }
1910
1911 void qemu_system_shutdown_request(void)
1912 {
1913 shutdown_requested = 1;
1914 qemu_notify_event();
1915 }
1916
1917 static void qemu_system_powerdown(void)
1918 {
1919 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1920 notifier_list_notify(&powerdown_notifiers, NULL);
1921 }
1922
1923 void qemu_system_powerdown_request(void)
1924 {
1925 powerdown_requested = 1;
1926 qemu_notify_event();
1927 }
1928
1929 void qemu_register_powerdown_notifier(Notifier *notifier)
1930 {
1931 notifier_list_add(&powerdown_notifiers, notifier);
1932 }
1933
1934 void qemu_system_debug_request(void)
1935 {
1936 debug_requested = 1;
1937 qemu_notify_event();
1938 }
1939
1940 void qemu_system_vmstop_request(RunState state)
1941 {
1942 vmstop_requested = state;
1943 qemu_notify_event();
1944 }
1945
1946 static bool main_loop_should_exit(void)
1947 {
1948 RunState r;
1949 if (qemu_debug_requested()) {
1950 vm_stop(RUN_STATE_DEBUG);
1951 }
1952 if (qemu_suspend_requested()) {
1953 qemu_system_suspend();
1954 }
1955 if (qemu_shutdown_requested()) {
1956 qemu_kill_report();
1957 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1958 if (no_shutdown) {
1959 vm_stop(RUN_STATE_SHUTDOWN);
1960 } else {
1961 return true;
1962 }
1963 }
1964 if (qemu_reset_requested()) {
1965 pause_all_vcpus();
1966 cpu_synchronize_all_states();
1967 qemu_system_reset(VMRESET_REPORT);
1968 resume_all_vcpus();
1969 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1970 runstate_check(RUN_STATE_SHUTDOWN)) {
1971 runstate_set(RUN_STATE_PAUSED);
1972 }
1973 }
1974 if (qemu_wakeup_requested()) {
1975 pause_all_vcpus();
1976 cpu_synchronize_all_states();
1977 qemu_system_reset(VMRESET_SILENT);
1978 resume_all_vcpus();
1979 monitor_protocol_event(QEVENT_WAKEUP, NULL);
1980 }
1981 if (qemu_powerdown_requested()) {
1982 qemu_system_powerdown();
1983 }
1984 if (qemu_vmstop_requested(&r)) {
1985 vm_stop(r);
1986 }
1987 return false;
1988 }
1989
1990 static void main_loop(void)
1991 {
1992 bool nonblocking;
1993 int last_io = 0;
1994 #ifdef CONFIG_PROFILER
1995 int64_t ti;
1996 #endif
1997 do {
1998 nonblocking = !kvm_enabled() && last_io > 0;
1999 #ifdef CONFIG_PROFILER
2000 ti = profile_getclock();
2001 #endif
2002 last_io = main_loop_wait(nonblocking);
2003 #ifdef CONFIG_PROFILER
2004 dev_time += profile_getclock() - ti;
2005 #endif
2006 } while (!main_loop_should_exit());
2007 }
2008
2009 static void version(void)
2010 {
2011 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2012 }
2013
2014 static void help(int exitcode)
2015 {
2016 version();
2017 printf("usage: %s [options] [disk_image]\n\n"
2018 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2019 error_get_progname());
2020
2021 #define QEMU_OPTIONS_GENERATE_HELP
2022 #include "qemu-options-wrapper.h"
2023
2024 printf("\nDuring emulation, the following keys are useful:\n"
2025 "ctrl-alt-f toggle full screen\n"
2026 "ctrl-alt-n switch to virtual console 'n'\n"
2027 "ctrl-alt toggle mouse and keyboard grab\n"
2028 "\n"
2029 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2030
2031 exit(exitcode);
2032 }
2033
2034 #define HAS_ARG 0x0001
2035
2036 typedef struct QEMUOption {
2037 const char *name;
2038 int flags;
2039 int index;
2040 uint32_t arch_mask;
2041 } QEMUOption;
2042
2043 static const QEMUOption qemu_options[] = {
2044 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2045 #define QEMU_OPTIONS_GENERATE_OPTIONS
2046 #include "qemu-options-wrapper.h"
2047 { NULL },
2048 };
2049
2050 static bool vga_available(void)
2051 {
2052 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2053 }
2054
2055 static bool cirrus_vga_available(void)
2056 {
2057 return object_class_by_name("cirrus-vga")
2058 || object_class_by_name("isa-cirrus-vga");
2059 }
2060
2061 static bool vmware_vga_available(void)
2062 {
2063 return object_class_by_name("vmware-svga");
2064 }
2065
2066 static bool qxl_vga_available(void)
2067 {
2068 return object_class_by_name("qxl-vga");
2069 }
2070
2071 static void select_vgahw (const char *p)
2072 {
2073 const char *opts;
2074
2075 vga_interface_type = VGA_NONE;
2076 if (strstart(p, "std", &opts)) {
2077 if (vga_available()) {
2078 vga_interface_type = VGA_STD;
2079 } else {
2080 fprintf(stderr, "Error: standard VGA not available\n");
2081 exit(0);
2082 }
2083 } else if (strstart(p, "cirrus", &opts)) {
2084 if (cirrus_vga_available()) {
2085 vga_interface_type = VGA_CIRRUS;
2086 } else {
2087 fprintf(stderr, "Error: Cirrus VGA not available\n");
2088 exit(0);
2089 }
2090 } else if (strstart(p, "vmware", &opts)) {
2091 if (vmware_vga_available()) {
2092 vga_interface_type = VGA_VMWARE;
2093 } else {
2094 fprintf(stderr, "Error: VMWare SVGA not available\n");
2095 exit(0);
2096 }
2097 } else if (strstart(p, "xenfb", &opts)) {
2098 vga_interface_type = VGA_XENFB;
2099 } else if (strstart(p, "qxl", &opts)) {
2100 if (qxl_vga_available()) {
2101 vga_interface_type = VGA_QXL;
2102 } else {
2103 fprintf(stderr, "Error: QXL VGA not available\n");
2104 exit(0);
2105 }
2106 } else if (!strstart(p, "none", &opts)) {
2107 invalid_vga:
2108 fprintf(stderr, "Unknown vga type: %s\n", p);
2109 exit(1);
2110 }
2111 while (*opts) {
2112 const char *nextopt;
2113
2114 if (strstart(opts, ",retrace=", &nextopt)) {
2115 opts = nextopt;
2116 if (strstart(opts, "dumb", &nextopt))
2117 vga_retrace_method = VGA_RETRACE_DUMB;
2118 else if (strstart(opts, "precise", &nextopt))
2119 vga_retrace_method = VGA_RETRACE_PRECISE;
2120 else goto invalid_vga;
2121 } else goto invalid_vga;
2122 opts = nextopt;
2123 }
2124 }
2125
2126 static DisplayType select_display(const char *p)
2127 {
2128 const char *opts;
2129 DisplayType display = DT_DEFAULT;
2130
2131 if (strstart(p, "sdl", &opts)) {
2132 #ifdef CONFIG_SDL
2133 display = DT_SDL;
2134 while (*opts) {
2135 const char *nextopt;
2136
2137 if (strstart(opts, ",frame=", &nextopt)) {
2138 opts = nextopt;
2139 if (strstart(opts, "on", &nextopt)) {
2140 no_frame = 0;
2141 } else if (strstart(opts, "off", &nextopt)) {
2142 no_frame = 1;
2143 } else {
2144 goto invalid_sdl_args;
2145 }
2146 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2147 opts = nextopt;
2148 if (strstart(opts, "on", &nextopt)) {
2149 alt_grab = 1;
2150 } else if (strstart(opts, "off", &nextopt)) {
2151 alt_grab = 0;
2152 } else {
2153 goto invalid_sdl_args;
2154 }
2155 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2156 opts = nextopt;
2157 if (strstart(opts, "on", &nextopt)) {
2158 ctrl_grab = 1;
2159 } else if (strstart(opts, "off", &nextopt)) {
2160 ctrl_grab = 0;
2161 } else {
2162 goto invalid_sdl_args;
2163 }
2164 } else if (strstart(opts, ",window_close=", &nextopt)) {
2165 opts = nextopt;
2166 if (strstart(opts, "on", &nextopt)) {
2167 no_quit = 0;
2168 } else if (strstart(opts, "off", &nextopt)) {
2169 no_quit = 1;
2170 } else {
2171 goto invalid_sdl_args;
2172 }
2173 } else {
2174 invalid_sdl_args:
2175 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2176 exit(1);
2177 }
2178 opts = nextopt;
2179 }
2180 #else
2181 fprintf(stderr, "SDL support is disabled\n");
2182 exit(1);
2183 #endif
2184 } else if (strstart(p, "vnc", &opts)) {
2185 #ifdef CONFIG_VNC
2186 display_remote++;
2187
2188 if (*opts) {
2189 const char *nextopt;
2190
2191 if (strstart(opts, "=", &nextopt)) {
2192 vnc_display = nextopt;
2193 }
2194 }
2195 if (!vnc_display) {
2196 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2197 exit(1);
2198 }
2199 #else
2200 fprintf(stderr, "VNC support is disabled\n");
2201 exit(1);
2202 #endif
2203 } else if (strstart(p, "curses", &opts)) {
2204 #ifdef CONFIG_CURSES
2205 display = DT_CURSES;
2206 #else
2207 fprintf(stderr, "Curses support is disabled\n");
2208 exit(1);
2209 #endif
2210 } else if (strstart(p, "gtk", &opts)) {
2211 #ifdef CONFIG_GTK
2212 display = DT_GTK;
2213 #else
2214 fprintf(stderr, "GTK support is disabled\n");
2215 exit(1);
2216 #endif
2217 } else if (strstart(p, "none", &opts)) {
2218 display = DT_NONE;
2219 } else {
2220 fprintf(stderr, "Unknown display type: %s\n", p);
2221 exit(1);
2222 }
2223
2224 return display;
2225 }
2226
2227 static int balloon_parse(const char *arg)
2228 {
2229 QemuOpts *opts;
2230
2231 if (strcmp(arg, "none") == 0) {
2232 return 0;
2233 }
2234
2235 if (!strncmp(arg, "virtio", 6)) {
2236 if (arg[6] == ',') {
2237 /* have params -> parse them */
2238 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2239 if (!opts)
2240 return -1;
2241 } else {
2242 /* create empty opts */
2243 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2244 }
2245 qemu_opt_set(opts, "driver", "virtio-balloon");
2246 return 0;
2247 }
2248
2249 return -1;
2250 }
2251
2252 char *qemu_find_file(int type, const char *name)
2253 {
2254 int len;
2255 const char *subdir;
2256 char *buf;
2257
2258 /* Try the name as a straight path first */
2259 if (access(name, R_OK) == 0) {
2260 return g_strdup(name);
2261 }
2262 switch (type) {
2263 case QEMU_FILE_TYPE_BIOS:
2264 subdir = "";
2265 break;
2266 case QEMU_FILE_TYPE_KEYMAP:
2267 subdir = "keymaps/";
2268 break;
2269 default:
2270 abort();
2271 }
2272 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2273 buf = g_malloc0(len);
2274 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2275 if (access(buf, R_OK)) {
2276 g_free(buf);
2277 return NULL;
2278 }
2279 return buf;
2280 }
2281
2282 static int device_help_func(QemuOpts *opts, void *opaque)
2283 {
2284 return qdev_device_help(opts);
2285 }
2286
2287 static int device_init_func(QemuOpts *opts, void *opaque)
2288 {
2289 DeviceState *dev;
2290
2291 dev = qdev_device_add(opts);
2292 if (!dev)
2293 return -1;
2294 object_unref(OBJECT(dev));
2295 return 0;
2296 }
2297
2298 static int chardev_init_func(QemuOpts *opts, void *opaque)
2299 {
2300 Error *local_err = NULL;
2301
2302 qemu_chr_new_from_opts(opts, NULL, &local_err);
2303 if (error_is_set(&local_err)) {
2304 fprintf(stderr, "%s\n", error_get_pretty(local_err));
2305 error_free(local_err);
2306 return -1;
2307 }
2308 return 0;
2309 }
2310
2311 #ifdef CONFIG_VIRTFS
2312 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2313 {
2314 int ret;
2315 ret = qemu_fsdev_add(opts);
2316
2317 return ret;
2318 }
2319 #endif
2320
2321 static int mon_init_func(QemuOpts *opts, void *opaque)
2322 {
2323 CharDriverState *chr;
2324 const char *chardev;
2325 const char *mode;
2326 int flags;
2327
2328 mode = qemu_opt_get(opts, "mode");
2329 if (mode == NULL) {
2330 mode = "readline";
2331 }
2332 if (strcmp(mode, "readline") == 0) {
2333 flags = MONITOR_USE_READLINE;
2334 } else if (strcmp(mode, "control") == 0) {
2335 flags = MONITOR_USE_CONTROL;
2336 } else {
2337 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2338 exit(1);
2339 }
2340
2341 if (qemu_opt_get_bool(opts, "pretty", 0))
2342 flags |= MONITOR_USE_PRETTY;
2343
2344 if (qemu_opt_get_bool(opts, "default", 0))
2345 flags |= MONITOR_IS_DEFAULT;
2346
2347 chardev = qemu_opt_get(opts, "chardev");
2348 chr = qemu_chr_find(chardev);
2349 if (chr == NULL) {
2350 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2351 exit(1);
2352 }
2353
2354 monitor_init(chr, flags);
2355 return 0;
2356 }
2357
2358 static void monitor_parse(const char *optarg, const char *mode)
2359 {
2360 static int monitor_device_index = 0;
2361 QemuOpts *opts;
2362 const char *p;
2363 char label[32];
2364 int def = 0;
2365
2366 if (strstart(optarg, "chardev:", &p)) {
2367 snprintf(label, sizeof(label), "%s", p);
2368 } else {
2369 snprintf(label, sizeof(label), "compat_monitor%d",
2370 monitor_device_index);
2371 if (monitor_device_index == 0) {
2372 def = 1;
2373 }
2374 opts = qemu_chr_parse_compat(label, optarg);
2375 if (!opts) {
2376 fprintf(stderr, "parse error: %s\n", optarg);
2377 exit(1);
2378 }
2379 }
2380
2381 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2382 if (!opts) {
2383 fprintf(stderr, "duplicate chardev: %s\n", label);
2384 exit(1);
2385 }
2386 qemu_opt_set(opts, "mode", mode);
2387 qemu_opt_set(opts, "chardev", label);
2388 if (def)
2389 qemu_opt_set(opts, "default", "on");
2390 monitor_device_index++;
2391 }
2392
2393 struct device_config {
2394 enum {
2395 DEV_USB, /* -usbdevice */
2396 DEV_BT, /* -bt */
2397 DEV_SERIAL, /* -serial */
2398 DEV_PARALLEL, /* -parallel */
2399 DEV_VIRTCON, /* -virtioconsole */
2400 DEV_DEBUGCON, /* -debugcon */
2401 DEV_GDB, /* -gdb, -s */
2402 DEV_SCLP, /* s390 sclp */
2403 } type;
2404 const char *cmdline;
2405 Location loc;
2406 QTAILQ_ENTRY(device_config) next;
2407 };
2408
2409 static QTAILQ_HEAD(, device_config) device_configs =
2410 QTAILQ_HEAD_INITIALIZER(device_configs);
2411
2412 static void add_device_config(int type, const char *cmdline)
2413 {
2414 struct device_config *conf;
2415
2416 conf = g_malloc0(sizeof(*conf));
2417 conf->type = type;
2418 conf->cmdline = cmdline;
2419 loc_save(&conf->loc);
2420 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2421 }
2422
2423 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2424 {
2425 struct device_config *conf;
2426 int rc;
2427
2428 QTAILQ_FOREACH(conf, &device_configs, next) {
2429 if (conf->type != type)
2430 continue;
2431 loc_push_restore(&conf->loc);
2432 rc = func(conf->cmdline);
2433 loc_pop(&conf->loc);
2434 if (0 != rc)
2435 return rc;
2436 }
2437 return 0;
2438 }
2439
2440 static int serial_parse(const char *devname)
2441 {
2442 static int index = 0;
2443 char label[32];
2444
2445 if (strcmp(devname, "none") == 0)
2446 return 0;
2447 if (index == MAX_SERIAL_PORTS) {
2448 fprintf(stderr, "qemu: too many serial ports\n");
2449 exit(1);
2450 }
2451 snprintf(label, sizeof(label), "serial%d", index);
2452 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2453 if (!serial_hds[index]) {
2454 fprintf(stderr, "qemu: could not connect serial device"
2455 " to character backend '%s'\n", devname);
2456 return -1;
2457 }
2458 index++;
2459 return 0;
2460 }
2461
2462 static int parallel_parse(const char *devname)
2463 {
2464 static int index = 0;
2465 char label[32];
2466
2467 if (strcmp(devname, "none") == 0)
2468 return 0;
2469 if (index == MAX_PARALLEL_PORTS) {
2470 fprintf(stderr, "qemu: too many parallel ports\n");
2471 exit(1);
2472 }
2473 snprintf(label, sizeof(label), "parallel%d", index);
2474 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2475 if (!parallel_hds[index]) {
2476 fprintf(stderr, "qemu: could not connect parallel device"
2477 " to character backend '%s'\n", devname);
2478 return -1;
2479 }
2480 index++;
2481 return 0;
2482 }
2483
2484 static int virtcon_parse(const char *devname)
2485 {
2486 QemuOptsList *device = qemu_find_opts("device");
2487 static int index = 0;
2488 char label[32];
2489 QemuOpts *bus_opts, *dev_opts;
2490
2491 if (strcmp(devname, "none") == 0)
2492 return 0;
2493 if (index == MAX_VIRTIO_CONSOLES) {
2494 fprintf(stderr, "qemu: too many virtio consoles\n");
2495 exit(1);
2496 }
2497
2498 bus_opts = qemu_opts_create_nofail(device);
2499 if (arch_type == QEMU_ARCH_S390X) {
2500 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2501 } else {
2502 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2503 }
2504
2505 dev_opts = qemu_opts_create_nofail(device);
2506 qemu_opt_set(dev_opts, "driver", "virtconsole");
2507
2508 snprintf(label, sizeof(label), "virtcon%d", index);
2509 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2510 if (!virtcon_hds[index]) {
2511 fprintf(stderr, "qemu: could not connect virtio console"
2512 " to character backend '%s'\n", devname);
2513 return -1;
2514 }
2515 qemu_opt_set(dev_opts, "chardev", label);
2516
2517 index++;
2518 return 0;
2519 }
2520
2521 static int sclp_parse(const char *devname)
2522 {
2523 QemuOptsList *device = qemu_find_opts("device");
2524 static int index = 0;
2525 char label[32];
2526 QemuOpts *dev_opts;
2527
2528 if (strcmp(devname, "none") == 0) {
2529 return 0;
2530 }
2531 if (index == MAX_SCLP_CONSOLES) {
2532 fprintf(stderr, "qemu: too many sclp consoles\n");
2533 exit(1);
2534 }
2535
2536 assert(arch_type == QEMU_ARCH_S390X);
2537
2538 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2539 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2540
2541 snprintf(label, sizeof(label), "sclpcon%d", index);
2542 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2543 if (!sclp_hds[index]) {
2544 fprintf(stderr, "qemu: could not connect sclp console"
2545 " to character backend '%s'\n", devname);
2546 return -1;
2547 }
2548 qemu_opt_set(dev_opts, "chardev", label);
2549
2550 index++;
2551 return 0;
2552 }
2553
2554 static int debugcon_parse(const char *devname)
2555 {
2556 QemuOpts *opts;
2557
2558 if (!qemu_chr_new("debugcon", devname, NULL)) {
2559 exit(1);
2560 }
2561 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2562 if (!opts) {
2563 fprintf(stderr, "qemu: already have a debugcon device\n");
2564 exit(1);
2565 }
2566 qemu_opt_set(opts, "driver", "isa-debugcon");
2567 qemu_opt_set(opts, "chardev", "debugcon");
2568 return 0;
2569 }
2570
2571 static QEMUMachine *machine_parse(const char *name)
2572 {
2573 QEMUMachine *m, *machine = NULL;
2574
2575 if (name) {
2576 machine = find_machine(name);
2577 }
2578 if (machine) {
2579 return machine;
2580 }
2581 printf("Supported machines are:\n");
2582 for (m = first_machine; m != NULL; m = m->next) {
2583 if (m->alias) {
2584 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2585 }
2586 printf("%-20s %s%s\n", m->name, m->desc,
2587 m->is_default ? " (default)" : "");
2588 }
2589 exit(!name || !is_help_option(name));
2590 }
2591
2592 static int tcg_init(void)
2593 {
2594 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2595 return 0;
2596 }
2597
2598 static struct {
2599 const char *opt_name;
2600 const char *name;
2601 int (*available)(void);
2602 int (*init)(void);
2603 bool *allowed;
2604 } accel_list[] = {
2605 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2606 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2607 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2608 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2609 };
2610
2611 static int configure_accelerator(void)
2612 {
2613 const char *p = NULL;
2614 char buf[10];
2615 int i, ret;
2616 bool accel_initialised = false;
2617 bool init_failed = false;
2618
2619 QemuOptsList *list = qemu_find_opts("machine");
2620 if (!QTAILQ_EMPTY(&list->head)) {
2621 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2622 }
2623
2624 if (p == NULL) {
2625 /* Use the default "accelerator", tcg */
2626 p = "tcg";
2627 }
2628
2629 while (!accel_initialised && *p != '\0') {
2630 if (*p == ':') {
2631 p++;
2632 }
2633 p = get_opt_name(buf, sizeof (buf), p, ':');
2634 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2635 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2636 if (!accel_list[i].available()) {
2637 printf("%s not supported for this target\n",
2638 accel_list[i].name);
2639 continue;
2640 }
2641 *(accel_list[i].allowed) = true;
2642 ret = accel_list[i].init();
2643 if (ret < 0) {
2644 init_failed = true;
2645 fprintf(stderr, "failed to initialize %s: %s\n",
2646 accel_list[i].name,
2647 strerror(-ret));
2648 *(accel_list[i].allowed) = false;
2649 } else {
2650 accel_initialised = true;
2651 }
2652 break;
2653 }
2654 }
2655 if (i == ARRAY_SIZE(accel_list)) {
2656 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2657 }
2658 }
2659
2660 if (!accel_initialised) {
2661 if (!init_failed) {
2662 fprintf(stderr, "No accelerator found!\n");
2663 }
2664 exit(1);
2665 }
2666
2667 if (init_failed) {
2668 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2669 }
2670
2671 return !accel_initialised;
2672 }
2673
2674 void qemu_add_exit_notifier(Notifier *notify)
2675 {
2676 notifier_list_add(&exit_notifiers, notify);
2677 }
2678
2679 void qemu_remove_exit_notifier(Notifier *notify)
2680 {
2681 notifier_remove(notify);
2682 }
2683
2684 static void qemu_run_exit_notifiers(void)
2685 {
2686 notifier_list_notify(&exit_notifiers, NULL);
2687 }
2688
2689 void qemu_add_machine_init_done_notifier(Notifier *notify)
2690 {
2691 notifier_list_add(&machine_init_done_notifiers, notify);
2692 }
2693
2694 static void qemu_run_machine_init_done_notifiers(void)
2695 {
2696 notifier_list_notify(&machine_init_done_notifiers, NULL);
2697 }
2698
2699 static const QEMUOption *lookup_opt(int argc, char **argv,
2700 const char **poptarg, int *poptind)
2701 {
2702 const QEMUOption *popt;
2703 int optind = *poptind;
2704 char *r = argv[optind];
2705 const char *optarg;
2706
2707 loc_set_cmdline(argv, optind, 1);
2708 optind++;
2709 /* Treat --foo the same as -foo. */
2710 if (r[1] == '-')
2711 r++;
2712 popt = qemu_options;
2713 for(;;) {
2714 if (!popt->name) {
2715 error_report("invalid option");
2716 exit(1);
2717 }
2718 if (!strcmp(popt->name, r + 1))
2719 break;
2720 popt++;
2721 }
2722 if (popt->flags & HAS_ARG) {
2723 if (optind >= argc) {
2724 error_report("requires an argument");
2725 exit(1);
2726 }
2727 optarg = argv[optind++];
2728 loc_set_cmdline(argv, optind - 2, 2);
2729 } else {
2730 optarg = NULL;
2731 }
2732
2733 *poptarg = optarg;
2734 *poptind = optind;
2735
2736 return popt;
2737 }
2738
2739 static gpointer malloc_and_trace(gsize n_bytes)
2740 {
2741 void *ptr = malloc(n_bytes);
2742 trace_g_malloc(n_bytes, ptr);
2743 return ptr;
2744 }
2745
2746 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2747 {
2748 void *ptr = realloc(mem, n_bytes);
2749 trace_g_realloc(mem, n_bytes, ptr);
2750 return ptr;
2751 }
2752
2753 static void free_and_trace(gpointer mem)
2754 {
2755 trace_g_free(mem);
2756 free(mem);
2757 }
2758
2759 static int object_set_property(const char *name, const char *value, void *opaque)
2760 {
2761 Object *obj = OBJECT(opaque);
2762 StringInputVisitor *siv;
2763 Error *local_err = NULL;
2764
2765 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2766 return 0;
2767 }
2768
2769 siv = string_input_visitor_new(value);
2770 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2771 string_input_visitor_cleanup(siv);
2772
2773 if (local_err) {
2774 qerror_report_err(local_err);
2775 error_free(local_err);
2776 return -1;
2777 }
2778
2779 return 0;
2780 }
2781
2782 static int object_create(QemuOpts *opts, void *opaque)
2783 {
2784 const char *type = qemu_opt_get(opts, "qom-type");
2785 const char *id = qemu_opts_id(opts);
2786 Object *obj;
2787
2788 g_assert(type != NULL);
2789
2790 if (id == NULL) {
2791 qerror_report(QERR_MISSING_PARAMETER, "id");
2792 return -1;
2793 }
2794
2795 obj = object_new(type);
2796 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2797 return -1;
2798 }
2799
2800 object_property_add_child(container_get(object_get_root(), "/objects"),
2801 id, obj, NULL);
2802
2803 return 0;
2804 }
2805
2806 int main(int argc, char **argv, char **envp)
2807 {
2808 int i;
2809 int snapshot, linux_boot;
2810 const char *icount_option = NULL;
2811 const char *initrd_filename;
2812 const char *kernel_filename, *kernel_cmdline;
2813 char boot_devices[33] = "";
2814 DisplayState *ds;
2815 int cyls, heads, secs, translation;
2816 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2817 QemuOptsList *olist;
2818 int optind;
2819 const char *optarg;
2820 const char *loadvm = NULL;
2821 QEMUMachine *machine;
2822 const char *cpu_model;
2823 const char *vga_model = "none";
2824 const char *pid_file = NULL;
2825 const char *incoming = NULL;
2826 #ifdef CONFIG_VNC
2827 int show_vnc_port = 0;
2828 #endif
2829 bool defconfig = true;
2830 bool userconfig = true;
2831 const char *log_mask = NULL;
2832 const char *log_file = NULL;
2833 GMemVTable mem_trace = {
2834 .malloc = malloc_and_trace,
2835 .realloc = realloc_and_trace,
2836 .free = free_and_trace,
2837 };
2838 const char *trace_events = NULL;
2839 const char *trace_file = NULL;
2840
2841 atexit(qemu_run_exit_notifiers);
2842 error_set_progname(argv[0]);
2843
2844 g_mem_set_vtable(&mem_trace);
2845 if (!g_thread_supported()) {
2846 #if !GLIB_CHECK_VERSION(2, 31, 0)
2847 g_thread_init(NULL);
2848 #else
2849 fprintf(stderr, "glib threading failed to initialize.\n");
2850 exit(1);
2851 #endif
2852 }
2853
2854 module_call_init(MODULE_INIT_QOM);
2855
2856 qemu_add_opts(&qemu_drive_opts);
2857 qemu_add_opts(&qemu_chardev_opts);
2858 qemu_add_opts(&qemu_device_opts);
2859 qemu_add_opts(&qemu_netdev_opts);
2860 qemu_add_opts(&qemu_net_opts);
2861 qemu_add_opts(&qemu_rtc_opts);
2862 qemu_add_opts(&qemu_global_opts);
2863 qemu_add_opts(&qemu_mon_opts);
2864 qemu_add_opts(&qemu_trace_opts);
2865 qemu_add_opts(&qemu_option_rom_opts);
2866 qemu_add_opts(&qemu_machine_opts);
2867 qemu_add_opts(&qemu_boot_opts);
2868 qemu_add_opts(&qemu_sandbox_opts);
2869 qemu_add_opts(&qemu_add_fd_opts);
2870 qemu_add_opts(&qemu_object_opts);
2871
2872 runstate_init();
2873
2874 init_clocks();
2875 rtc_clock = host_clock;
2876
2877 qemu_cache_utils_init(envp);
2878
2879 QLIST_INIT (&vm_change_state_head);
2880 os_setup_early_signal_handling();
2881
2882 module_call_init(MODULE_INIT_MACHINE);
2883 machine = find_default_machine();
2884 cpu_model = NULL;
2885 ram_size = 0;
2886 snapshot = 0;
2887 cyls = heads = secs = 0;
2888 translation = BIOS_ATA_TRANSLATION_AUTO;
2889
2890 for (i = 0; i < MAX_NODES; i++) {
2891 node_mem[i] = 0;
2892 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2893 }
2894
2895 nb_numa_nodes = 0;
2896 nb_nics = 0;
2897
2898 autostart= 1;
2899
2900 /* first pass of option parsing */
2901 optind = 1;
2902 while (optind < argc) {
2903 if (argv[optind][0] != '-') {
2904 /* disk image */
2905 optind++;
2906 continue;
2907 } else {
2908 const QEMUOption *popt;
2909
2910 popt = lookup_opt(argc, argv, &optarg, &optind);
2911 switch (popt->index) {
2912 case QEMU_OPTION_nodefconfig:
2913 defconfig = false;
2914 break;
2915 case QEMU_OPTION_nouserconfig:
2916 userconfig = false;
2917 break;
2918 }
2919 }
2920 }
2921
2922 if (defconfig) {
2923 int ret;
2924 ret = qemu_read_default_config_files(userconfig);
2925 if (ret < 0) {
2926 exit(1);
2927 }
2928 }
2929
2930 /* second pass of option parsing */
2931 optind = 1;
2932 for(;;) {
2933 if (optind >= argc)
2934 break;
2935 if (argv[optind][0] != '-') {
2936 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2937 } else {
2938 const QEMUOption *popt;
2939
2940 popt = lookup_opt(argc, argv, &optarg, &optind);
2941 if (!(popt->arch_mask & arch_type)) {
2942 printf("Option %s not supported for this target\n", popt->name);
2943 exit(1);
2944 }
2945 switch(popt->index) {
2946 case QEMU_OPTION_M:
2947 machine = machine_parse(optarg);
2948 break;
2949 case QEMU_OPTION_no_kvm_irqchip: {
2950 olist = qemu_find_opts("machine");
2951 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2952 break;
2953 }
2954 case QEMU_OPTION_cpu:
2955 /* hw initialization will check this */
2956 cpu_model = optarg;
2957 break;
2958 case QEMU_OPTION_hda:
2959 {
2960 char buf[256];
2961 if (cyls == 0)
2962 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2963 else
2964 snprintf(buf, sizeof(buf),
2965 "%s,cyls=%d,heads=%d,secs=%d%s",
2966 HD_OPTS , cyls, heads, secs,
2967 translation == BIOS_ATA_TRANSLATION_LBA ?
2968 ",trans=lba" :
2969 translation == BIOS_ATA_TRANSLATION_NONE ?
2970 ",trans=none" : "");
2971 drive_add(IF_DEFAULT, 0, optarg, buf);
2972 break;
2973 }
2974 case QEMU_OPTION_hdb:
2975 case QEMU_OPTION_hdc:
2976 case QEMU_OPTION_hdd:
2977 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2978 HD_OPTS);
2979 break;
2980 case QEMU_OPTION_drive:
2981 if (drive_def(optarg) == NULL) {
2982 exit(1);
2983 }
2984 break;
2985 case QEMU_OPTION_set:
2986 if (qemu_set_option(optarg) != 0)
2987 exit(1);
2988 break;
2989 case QEMU_OPTION_global:
2990 if (qemu_global_option(optarg) != 0)
2991 exit(1);
2992 break;
2993 case QEMU_OPTION_mtdblock:
2994 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2995 break;
2996 case QEMU_OPTION_sd:
2997 drive_add(IF_SD, 0, optarg, SD_OPTS);
2998 break;
2999 case QEMU_OPTION_pflash:
3000 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3001 break;
3002 case QEMU_OPTION_snapshot:
3003 snapshot = 1;
3004 break;
3005 case QEMU_OPTION_hdachs:
3006 {
3007 const char *p;
3008 p = optarg;
3009 cyls = strtol(p, (char **)&p, 0);
3010 if (cyls < 1 || cyls > 16383)
3011 goto chs_fail;
3012 if (*p != ',')
3013 goto chs_fail;
3014 p++;
3015 heads = strtol(p, (char **)&p, 0);
3016 if (heads < 1 || heads > 16)
3017 goto chs_fail;
3018 if (*p != ',')
3019 goto chs_fail;
3020 p++;
3021 secs = strtol(p, (char **)&p, 0);
3022 if (secs < 1 || secs > 63)
3023 goto chs_fail;
3024 if (*p == ',') {
3025 p++;
3026 if (!strcmp(p, "none"))
3027 translation = BIOS_ATA_TRANSLATION_NONE;
3028 else if (!strcmp(p, "lba"))
3029 translation = BIOS_ATA_TRANSLATION_LBA;
3030 else if (!strcmp(p, "auto"))
3031 translation = BIOS_ATA_TRANSLATION_AUTO;
3032 else
3033 goto chs_fail;
3034 } else if (*p != '\0') {
3035 chs_fail:
3036 fprintf(stderr, "qemu: invalid physical CHS format\n");
3037 exit(1);
3038 }
3039 if (hda_opts != NULL) {
3040 char num[16];
3041 snprintf(num, sizeof(num), "%d", cyls);
3042 qemu_opt_set(hda_opts, "cyls", num);
3043 snprintf(num, sizeof(num), "%d", heads);
3044 qemu_opt_set(hda_opts, "heads", num);
3045 snprintf(num, sizeof(num), "%d", secs);
3046 qemu_opt_set(hda_opts, "secs", num);
3047 if (translation == BIOS_ATA_TRANSLATION_LBA)
3048 qemu_opt_set(hda_opts, "trans", "lba");
3049 if (translation == BIOS_ATA_TRANSLATION_NONE)
3050 qemu_opt_set(hda_opts, "trans", "none");
3051 }
3052 }
3053 break;
3054 case QEMU_OPTION_numa:
3055 numa_add(optarg);
3056 break;
3057 case QEMU_OPTION_display:
3058 display_type = select_display(optarg);
3059 break;
3060 case QEMU_OPTION_nographic:
3061 display_type = DT_NOGRAPHIC;
3062 break;
3063 case QEMU_OPTION_curses:
3064 #ifdef CONFIG_CURSES
3065 display_type = DT_CURSES;
3066 #else
3067 fprintf(stderr, "Curses support is disabled\n");
3068 exit(1);
3069 #endif
3070 break;
3071 case QEMU_OPTION_portrait:
3072 graphic_rotate = 90;
3073 break;
3074 case QEMU_OPTION_rotate:
3075 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3076 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3077 graphic_rotate != 180 && graphic_rotate != 270) {
3078 fprintf(stderr,
3079 "qemu: only 90, 180, 270 deg rotation is available\n");
3080 exit(1);
3081 }
3082 break;
3083 case QEMU_OPTION_kernel:
3084 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3085 break;
3086 case QEMU_OPTION_initrd:
3087 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3088 break;
3089 case QEMU_OPTION_append:
3090 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3091 break;
3092 case QEMU_OPTION_dtb:
3093 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3094 break;
3095 case QEMU_OPTION_cdrom:
3096 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3097 break;
3098 case QEMU_OPTION_boot:
3099 {
3100 static const char * const params[] = {
3101 "order", "once", "menu",
3102 "splash", "splash-time",
3103 "reboot-timeout", NULL
3104 };
3105 char buf[sizeof(boot_devices)];
3106 char *standard_boot_devices;
3107 int legacy = 0;
3108
3109 if (!strchr(optarg, '=')) {
3110 legacy = 1;
3111 pstrcpy(buf, sizeof(buf), optarg);
3112 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3113 fprintf(stderr,
3114 "qemu: unknown boot parameter '%s' in '%s'\n",
3115 buf, optarg);
3116 exit(1);
3117 }
3118
3119 if (legacy ||
3120 get_param_value(buf, sizeof(buf), "order", optarg)) {
3121 validate_bootdevices(buf);
3122 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3123 }
3124 if (!legacy) {
3125 if (get_param_value(buf, sizeof(buf),
3126 "once", optarg)) {
3127 validate_bootdevices(buf);
3128 standard_boot_devices = g_strdup(boot_devices);
3129 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3130 qemu_register_reset(restore_boot_devices,
3131 standard_boot_devices);
3132 }
3133 if (get_param_value(buf, sizeof(buf),
3134 "menu", optarg)) {
3135 if (!strcmp(buf, "on")) {
3136 boot_menu = 1;
3137 } else if (!strcmp(buf, "off")) {
3138 boot_menu = 0;
3139 } else {
3140 fprintf(stderr,
3141 "qemu: invalid option value '%s'\n",
3142 buf);
3143 exit(1);
3144 }
3145 }
3146 if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3147 optarg, 0)) {
3148 exit(1);
3149 }
3150 }
3151 }
3152 break;
3153 case QEMU_OPTION_fda:
3154 case QEMU_OPTION_fdb:
3155 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3156 optarg, FD_OPTS);
3157 break;
3158 case QEMU_OPTION_no_fd_bootchk:
3159 fd_bootchk = 0;
3160 break;
3161 case QEMU_OPTION_netdev:
3162 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3163 exit(1);
3164 }
3165 break;
3166 case QEMU_OPTION_net:
3167 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3168 exit(1);
3169 }
3170 break;
3171 #ifdef CONFIG_LIBISCSI
3172 case QEMU_OPTION_iscsi:
3173 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3174 if (!opts) {
3175 exit(1);
3176 }
3177 break;
3178 #endif
3179 #ifdef CONFIG_SLIRP
3180 case QEMU_OPTION_tftp:
3181 legacy_tftp_prefix = optarg;
3182 break;
3183 case QEMU_OPTION_bootp:
3184 legacy_bootp_filename = optarg;
3185 break;
3186 case QEMU_OPTION_redir:
3187 if (net_slirp_redir(optarg) < 0)
3188 exit(1);
3189 break;
3190 #endif
3191 case QEMU_OPTION_bt:
3192 add_device_config(DEV_BT, optarg);
3193 break;
3194 case QEMU_OPTION_audio_help:
3195 if (!(audio_available())) {
3196 printf("Option %s not supported for this target\n", popt->name);
3197 exit(1);
3198 }
3199 AUD_help ();
3200 exit (0);
3201 break;
3202 case QEMU_OPTION_soundhw:
3203 if (!(audio_available())) {
3204 printf("Option %s not supported for this target\n", popt->name);
3205 exit(1);
3206 }
3207 select_soundhw (optarg);
3208 break;
3209 case QEMU_OPTION_h:
3210 help(0);
3211 break;
3212 case QEMU_OPTION_version:
3213 version();
3214 exit(0);
3215 break;
3216 case QEMU_OPTION_m: {
3217 int64_t value;
3218 uint64_t sz;
3219 char *end;
3220
3221 value = strtosz(optarg, &end);
3222 if (value < 0 || *end) {
3223 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3224 exit(1);
3225 }
3226 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3227 ram_size = sz;
3228 if (ram_size != sz) {
3229 fprintf(stderr, "qemu: ram size too large\n");
3230 exit(1);
3231 }
3232 break;
3233 }
3234 case QEMU_OPTION_mempath:
3235 mem_path = optarg;
3236 break;
3237 #ifdef MAP_POPULATE
3238 case QEMU_OPTION_mem_prealloc:
3239 mem_prealloc = 1;
3240 break;
3241 #endif
3242 case QEMU_OPTION_d:
3243 log_mask = optarg;
3244 break;
3245 case QEMU_OPTION_D:
3246 log_file = optarg;
3247 break;
3248 case QEMU_OPTION_s:
3249 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3250 break;
3251 case QEMU_OPTION_gdb:
3252 add_device_config(DEV_GDB, optarg);
3253 break;
3254 case QEMU_OPTION_L:
3255 data_dir = optarg;
3256 break;
3257 case QEMU_OPTION_bios:
3258 bios_name = optarg;
3259 break;
3260 case QEMU_OPTION_singlestep:
3261 singlestep = 1;
3262 break;
3263 case QEMU_OPTION_S:
3264 autostart = 0;
3265 break;
3266 case QEMU_OPTION_k:
3267 keyboard_layout = optarg;
3268 break;
3269 case QEMU_OPTION_localtime:
3270 rtc_utc = 0;
3271 break;
3272 case QEMU_OPTION_vga:
3273 vga_model = optarg;
3274 default_vga = 0;
3275 break;
3276 case QEMU_OPTION_g:
3277 {
3278 const char *p;
3279 int w, h, depth;
3280 p = optarg;
3281 w = strtol(p, (char **)&p, 10);
3282 if (w <= 0) {
3283 graphic_error:
3284 fprintf(stderr, "qemu: invalid resolution or depth\n");
3285 exit(1);
3286 }
3287 if (*p != 'x')
3288 goto graphic_error;
3289 p++;
3290 h = strtol(p, (char **)&p, 10);
3291 if (h <= 0)
3292 goto graphic_error;
3293 if (*p == 'x') {
3294 p++;
3295 depth = strtol(p, (char **)&p, 10);
3296 if (depth != 8 && depth != 15 && depth != 16 &&
3297 depth != 24 && depth != 32)
3298 goto graphic_error;
3299 } else if (*p == '\0') {
3300 depth = graphic_depth;
3301 } else {
3302 goto graphic_error;
3303 }
3304
3305 graphic_width = w;
3306 graphic_height = h;
3307 graphic_depth = depth;
3308 }
3309 break;
3310 case QEMU_OPTION_echr:
3311 {
3312 char *r;
3313 term_escape_char = strtol(optarg, &r, 0);
3314 if (r == optarg)
3315 printf("Bad argument to echr\n");
3316 break;
3317 }
3318 case QEMU_OPTION_monitor:
3319 monitor_parse(optarg, "readline");
3320 default_monitor = 0;
3321 break;
3322 case QEMU_OPTION_qmp:
3323 monitor_parse(optarg, "control");
3324 default_monitor = 0;
3325 break;
3326 case QEMU_OPTION_mon:
3327 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3328 if (!opts) {
3329 exit(1);
3330 }
3331 default_monitor = 0;
3332 break;
3333 case QEMU_OPTION_chardev:
3334 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3335 if (!opts) {
3336 exit(1);
3337 }
3338 break;
3339 case QEMU_OPTION_fsdev:
3340 olist = qemu_find_opts("fsdev");
3341 if (!olist) {
3342 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3343 exit(1);
3344 }
3345 opts = qemu_opts_parse(olist, optarg, 1);
3346 if (!opts) {
3347 exit(1);
3348 }
3349 break;
3350 case QEMU_OPTION_virtfs: {
3351 QemuOpts *fsdev;
3352 QemuOpts *device;
3353 const char *writeout, *sock_fd, *socket;
3354
3355 olist = qemu_find_opts("virtfs");
3356 if (!olist) {
3357 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3358 exit(1);
3359 }
3360 opts = qemu_opts_parse(olist, optarg, 1);
3361 if (!opts) {
3362 exit(1);
3363 }
3364
3365 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3366 qemu_opt_get(opts, "mount_tag") == NULL) {
3367 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3368 exit(1);
3369 }
3370 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3371 qemu_opt_get(opts, "mount_tag"),
3372 1, NULL);
3373 if (!fsdev) {
3374 fprintf(stderr, "duplicate fsdev id: %s\n",
3375 qemu_opt_get(opts, "mount_tag"));
3376 exit(1);
3377 }
3378
3379 writeout = qemu_opt_get(opts, "writeout");
3380 if (writeout) {
3381 #ifdef CONFIG_SYNC_FILE_RANGE
3382 qemu_opt_set(fsdev, "writeout", writeout);
3383 #else
3384 fprintf(stderr, "writeout=immediate not supported on "
3385 "this platform\n");
3386 exit(1);
3387 #endif
3388 }
3389 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3390 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3391 qemu_opt_set(fsdev, "security_model",
3392 qemu_opt_get(opts, "security_model"));
3393 socket = qemu_opt_get(opts, "socket");
3394 if (socket) {
3395 qemu_opt_set(fsdev, "socket", socket);
3396 }
3397 sock_fd = qemu_opt_get(opts, "sock_fd");
3398 if (sock_fd) {
3399 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3400 }
3401
3402 qemu_opt_set_bool(fsdev, "readonly",
3403 qemu_opt_get_bool(opts, "readonly", 0));
3404 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3405 qemu_opt_set(device, "driver", "virtio-9p-pci");
3406 qemu_opt_set(device, "fsdev",
3407 qemu_opt_get(opts, "mount_tag"));
3408 qemu_opt_set(device, "mount_tag",
3409 qemu_opt_get(opts, "mount_tag"));
3410 break;
3411 }
3412 case QEMU_OPTION_virtfs_synth: {
3413 QemuOpts *fsdev;
3414 QemuOpts *device;
3415
3416 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3417 1, NULL);
3418 if (!fsdev) {
3419 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3420 exit(1);
3421 }
3422 qemu_opt_set(fsdev, "fsdriver", "synth");
3423
3424 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3425 qemu_opt_set(device, "driver", "virtio-9p-pci");
3426 qemu_opt_set(device, "fsdev", "v_synth");
3427 qemu_opt_set(device, "mount_tag", "v_synth");
3428 break;
3429 }
3430 case QEMU_OPTION_serial:
3431 add_device_config(DEV_SERIAL, optarg);
3432 default_serial = 0;
3433 if (strncmp(optarg, "mon:", 4) == 0) {
3434 default_monitor = 0;
3435 }
3436 break;
3437 case QEMU_OPTION_watchdog:
3438 if (watchdog) {
3439 fprintf(stderr,
3440 "qemu: only one watchdog option may be given\n");
3441 return 1;
3442 }
3443 watchdog = optarg;
3444 break;
3445 case QEMU_OPTION_watchdog_action:
3446 if (select_watchdog_action(optarg) == -1) {
3447 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3448 exit(1);
3449 }
3450 break;
3451 case QEMU_OPTION_virtiocon:
3452 add_device_config(DEV_VIRTCON, optarg);
3453 default_virtcon = 0;
3454 if (strncmp(optarg, "mon:", 4) == 0) {
3455 default_monitor = 0;
3456 }
3457 break;
3458 case QEMU_OPTION_parallel:
3459 add_device_config(DEV_PARALLEL, optarg);
3460 default_parallel = 0;
3461 if (strncmp(optarg, "mon:", 4) == 0) {
3462 default_monitor = 0;
3463 }
3464 break;
3465 case QEMU_OPTION_debugcon:
3466 add_device_config(DEV_DEBUGCON, optarg);
3467 break;
3468 case QEMU_OPTION_loadvm:
3469 loadvm = optarg;
3470 break;
3471 case QEMU_OPTION_full_screen:
3472 full_screen = 1;
3473 break;
3474 #ifdef CONFIG_SDL
3475 case QEMU_OPTION_no_frame:
3476 no_frame = 1;
3477 break;
3478 case QEMU_OPTION_alt_grab:
3479 alt_grab = 1;
3480 break;
3481 case QEMU_OPTION_ctrl_grab:
3482 ctrl_grab = 1;
3483 break;
3484 case QEMU_OPTION_no_quit:
3485 no_quit = 1;
3486 break;
3487 case QEMU_OPTION_sdl:
3488 display_type = DT_SDL;
3489 break;
3490 #else
3491 case QEMU_OPTION_no_frame:
3492 case QEMU_OPTION_alt_grab:
3493 case QEMU_OPTION_ctrl_grab:
3494 case QEMU_OPTION_no_quit:
3495 case QEMU_OPTION_sdl:
3496 fprintf(stderr, "SDL support is disabled\n");
3497 exit(1);
3498 #endif
3499 case QEMU_OPTION_pidfile:
3500 pid_file = optarg;
3501 break;
3502 case QEMU_OPTION_win2k_hack:
3503 win2k_install_hack = 1;
3504 break;
3505 case QEMU_OPTION_rtc_td_hack: {
3506 static GlobalProperty slew_lost_ticks[] = {
3507 {
3508 .driver = "mc146818rtc",
3509 .property = "lost_tick_policy",
3510 .value = "slew",
3511 },
3512 { /* end of list */ }
3513 };
3514
3515 qdev_prop_register_global_list(slew_lost_ticks);
3516 break;
3517 }
3518 case QEMU_OPTION_acpitable:
3519 do_acpitable_option(optarg);
3520 break;
3521 case QEMU_OPTION_smbios:
3522 do_smbios_option(optarg);
3523 break;
3524 case QEMU_OPTION_enable_kvm:
3525 olist = qemu_find_opts("machine");
3526 qemu_opts_parse(olist, "accel=kvm", 0);
3527 break;
3528 case QEMU_OPTION_machine:
3529 olist = qemu_find_opts("machine");
3530 opts = qemu_opts_parse(olist, optarg, 1);
3531 if (!opts) {
3532 exit(1);
3533 }
3534 optarg = qemu_opt_get(opts, "type");
3535 if (optarg) {
3536 machine = machine_parse(optarg);
3537 }
3538 break;
3539 case QEMU_OPTION_no_kvm:
3540 olist = qemu_find_opts("machine");
3541 qemu_opts_parse(olist, "accel=tcg", 0);
3542 break;
3543 case QEMU_OPTION_no_kvm_pit: {
3544 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3545 "separately.\n");
3546 break;
3547 }
3548 case QEMU_OPTION_no_kvm_pit_reinjection: {
3549 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3550 {
3551 .driver = "kvm-pit",
3552 .property = "lost_tick_policy",
3553 .value = "discard",
3554 },
3555 { /* end of list */ }
3556 };
3557
3558 fprintf(stderr, "Warning: option deprecated, use "
3559 "lost_tick_policy property of kvm-pit instead.\n");
3560 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3561 break;
3562 }
3563 case QEMU_OPTION_usb:
3564 olist = qemu_find_opts("machine");
3565 qemu_opts_parse(olist, "usb=on", 0);
3566 break;
3567 case QEMU_OPTION_usbdevice:
3568 olist = qemu_find_opts("machine");
3569 qemu_opts_parse(olist, "usb=on", 0);
3570 add_device_config(DEV_USB, optarg);
3571 break;
3572 case QEMU_OPTION_device:
3573 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3574 exit(1);
3575 }
3576 break;
3577 case QEMU_OPTION_smp:
3578 smp_parse(optarg);
3579 if (smp_cpus < 1) {
3580 fprintf(stderr, "Invalid number of CPUs\n");
3581 exit(1);
3582 }
3583 if (max_cpus < smp_cpus) {
3584 fprintf(stderr, "maxcpus must be equal to or greater than "
3585 "smp\n");
3586 exit(1);
3587 }
3588 if (max_cpus > 255) {
3589 fprintf(stderr, "Unsupported number of maxcpus\n");
3590 exit(1);
3591 }
3592 break;
3593 case QEMU_OPTION_vnc:
3594 #ifdef CONFIG_VNC
3595 display_remote++;
3596 vnc_display = optarg;
3597 #else
3598 fprintf(stderr, "VNC support is disabled\n");
3599 exit(1);
3600 #endif
3601 break;
3602 case QEMU_OPTION_no_acpi:
3603 acpi_enabled = 0;
3604 break;
3605 case QEMU_OPTION_no_hpet:
3606 no_hpet = 1;
3607 break;
3608 case QEMU_OPTION_balloon:
3609 if (balloon_parse(optarg) < 0) {
3610 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3611 exit(1);
3612 }
3613 break;
3614 case QEMU_OPTION_no_reboot:
3615 no_reboot = 1;
3616 break;
3617 case QEMU_OPTION_no_shutdown:
3618 no_shutdown = 1;
3619 break;
3620 case QEMU_OPTION_show_cursor:
3621 cursor_hide = 0;
3622 break;
3623 case QEMU_OPTION_uuid:
3624 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3625 fprintf(stderr, "Fail to parse UUID string."
3626 " Wrong format.\n");
3627 exit(1);
3628 }
3629 break;
3630 case QEMU_OPTION_option_rom:
3631 if (nb_option_roms >= MAX_OPTION_ROMS) {
3632 fprintf(stderr, "Too many option ROMs\n");
3633 exit(1);
3634 }
3635 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3636 if (!opts) {
3637 exit(1);
3638 }
3639 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3640 option_rom[nb_option_roms].bootindex =
3641 qemu_opt_get_number(opts, "bootindex", -1);
3642 if (!option_rom[nb_option_roms].name) {
3643 fprintf(stderr, "Option ROM file is not specified\n");
3644 exit(1);
3645 }
3646 nb_option_roms++;
3647 break;
3648 case QEMU_OPTION_semihosting:
3649 semihosting_enabled = 1;
3650 break;
3651 case QEMU_OPTION_tdf:
3652 fprintf(stderr, "Warning: user space PIT time drift fix "
3653 "is no longer supported.\n");
3654 break;
3655 case QEMU_OPTION_name:
3656 qemu_name = g_strdup(optarg);
3657 {
3658 char *p = strchr(qemu_name, ',');
3659 if (p != NULL) {
3660 *p++ = 0;
3661 if (strncmp(p, "process=", 8)) {
3662 fprintf(stderr, "Unknown subargument %s to -name\n", p);
3663 exit(1);
3664 }
3665 p += 8;
3666 os_set_proc_name(p);
3667 }
3668 }
3669 break;
3670 case QEMU_OPTION_prom_env:
3671 if (nb_prom_envs >= MAX_PROM_ENVS) {
3672 fprintf(stderr, "Too many prom variables\n");
3673 exit(1);
3674 }
3675 prom_envs[nb_prom_envs] = optarg;
3676 nb_prom_envs++;
3677 break;
3678 case QEMU_OPTION_old_param:
3679 old_param = 1;
3680 break;
3681 case QEMU_OPTION_clock:
3682 configure_alarms(optarg);
3683 break;
3684 case QEMU_OPTION_startdate:
3685 configure_rtc_date_offset(optarg, 1);
3686 break;
3687 case QEMU_OPTION_rtc:
3688 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3689 if (!opts) {
3690 exit(1);
3691 }
3692 configure_rtc(opts);
3693 break;
3694 case QEMU_OPTION_tb_size:
3695 tcg_tb_size = strtol(optarg, NULL, 0);
3696 if (tcg_tb_size < 0) {
3697 tcg_tb_size = 0;
3698 }
3699 break;
3700 case QEMU_OPTION_icount:
3701 icount_option = optarg;
3702 break;
3703 case QEMU_OPTION_incoming:
3704 incoming = optarg;
3705 runstate_set(RUN_STATE_INMIGRATE);
3706 break;
3707 case QEMU_OPTION_nodefaults:
3708 default_serial = 0;
3709 default_parallel = 0;
3710 default_virtcon = 0;
3711 default_sclp = 0;
3712 default_monitor = 0;
3713 default_net = 0;
3714 default_floppy = 0;
3715 default_cdrom = 0;
3716 default_sdcard = 0;
3717 default_vga = 0;
3718 break;
3719 case QEMU_OPTION_xen_domid:
3720 if (!(xen_available())) {
3721 printf("Option %s not supported for this target\n", popt->name);
3722 exit(1);
3723 }
3724 xen_domid = atoi(optarg);
3725 break;
3726 case QEMU_OPTION_xen_create:
3727 if (!(xen_available())) {
3728 printf("Option %s not supported for this target\n", popt->name);
3729 exit(1);
3730 }
3731 xen_mode = XEN_CREATE;
3732 break;
3733 case QEMU_OPTION_xen_attach:
3734 if (!(xen_available())) {
3735 printf("Option %s not supported for this target\n", popt->name);
3736 exit(1);
3737 }
3738 xen_mode = XEN_ATTACH;
3739 break;
3740 case QEMU_OPTION_trace:
3741 {
3742 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3743 if (!opts) {
3744 exit(1);
3745 }
3746 trace_events = qemu_opt_get(opts, "events");
3747 trace_file = qemu_opt_get(opts, "file");
3748 break;
3749 }
3750 case QEMU_OPTION_readconfig:
3751 {
3752 int ret = qemu_read_config_file(optarg);
3753 if (ret < 0) {
3754 fprintf(stderr, "read config %s: %s\n", optarg,
3755 strerror(-ret));
3756 exit(1);
3757 }
3758 break;
3759 }
3760 case QEMU_OPTION_spice:
3761 olist = qemu_find_opts("spice");
3762 if (!olist) {
3763 fprintf(stderr, "spice is not supported by this qemu build.\n");
3764 exit(1);
3765 }
3766 opts = qemu_opts_parse(olist, optarg, 0);
3767 if (!opts) {
3768 exit(1);
3769 }
3770 break;
3771 case QEMU_OPTION_writeconfig:
3772 {
3773 FILE *fp;
3774 if (strcmp(optarg, "-") == 0) {
3775 fp = stdout;
3776 } else {
3777 fp = fopen(optarg, "w");
3778 if (fp == NULL) {
3779 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3780 exit(1);
3781 }
3782 }
3783 qemu_config_write(fp);
3784 fclose(fp);
3785 break;
3786 }
3787 case QEMU_OPTION_qtest:
3788 qtest_chrdev = optarg;
3789 break;
3790 case QEMU_OPTION_qtest_log:
3791 qtest_log = optarg;
3792 break;
3793 case QEMU_OPTION_sandbox:
3794 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3795 if (!opts) {
3796 exit(1);
3797 }
3798 break;
3799 case QEMU_OPTION_add_fd:
3800 #ifndef _WIN32
3801 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3802 if (!opts) {
3803 exit(1);
3804 }
3805 #else
3806 error_report("File descriptor passing is disabled on this "
3807 "platform");
3808 exit(1);
3809 #endif
3810 break;
3811 case QEMU_OPTION_object:
3812 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3813 if (!opts) {
3814 exit(1);
3815 }
3816 break;
3817 default:
3818 os_parse_cmd_args(popt->index, optarg);
3819 }
3820 }
3821 }
3822 loc_set_none();
3823
3824 if (qemu_init_main_loop()) {
3825 fprintf(stderr, "qemu_init_main_loop failed\n");
3826 exit(1);
3827 }
3828
3829 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3830 exit(1);
3831 }
3832
3833 #ifndef _WIN32
3834 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3835 exit(1);
3836 }
3837
3838 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3839 exit(1);
3840 }
3841 #endif
3842
3843 if (machine == NULL) {
3844 fprintf(stderr, "No machine found.\n");
3845 exit(1);
3846 }
3847
3848 if (machine->hw_version) {
3849 qemu_set_version(machine->hw_version);
3850 }
3851
3852 if (qemu_opts_foreach(qemu_find_opts("object"),
3853 object_create, NULL, 0) != 0) {
3854 exit(1);
3855 }
3856
3857 /* Init CPU def lists, based on config
3858 * - Must be called after all the qemu_read_config_file() calls
3859 * - Must be called before list_cpus()
3860 * - Must be called before machine->init()
3861 */
3862 cpudef_init();
3863
3864 if (cpu_model && is_help_option(cpu_model)) {
3865 list_cpus(stdout, &fprintf, cpu_model);
3866 exit(0);
3867 }
3868
3869 /* Open the logfile at this point, if necessary. We can't open the logfile
3870 * when encountering either of the logging options (-d or -D) because the
3871 * other one may be encountered later on the command line, changing the
3872 * location or level of logging.
3873 */
3874 if (log_mask) {
3875 int mask;
3876 if (log_file) {
3877 qemu_set_log_filename(log_file);
3878 }
3879
3880 mask = qemu_str_to_log_mask(log_mask);
3881 if (!mask) {
3882 qemu_print_log_usage(stdout);
3883 exit(1);
3884 }
3885 qemu_set_log(mask);
3886 }
3887
3888 if (!trace_backend_init(trace_events, trace_file)) {
3889 exit(1);
3890 }
3891
3892 /* If no data_dir is specified then try to find it relative to the
3893 executable path. */
3894 if (!data_dir) {
3895 data_dir = os_find_datadir(argv[0]);
3896 }
3897 /* If all else fails use the install path specified when building. */
3898 if (!data_dir) {
3899 data_dir = CONFIG_QEMU_DATADIR;
3900 }
3901
3902 /*
3903 * Default to max_cpus = smp_cpus, in case the user doesn't
3904 * specify a max_cpus value.
3905 */
3906 if (!max_cpus)
3907 max_cpus = smp_cpus;
3908
3909 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3910 if (smp_cpus > machine->max_cpus) {
3911 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3912 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3913 machine->max_cpus);
3914 exit(1);
3915 }
3916
3917 /*
3918 * Get the default machine options from the machine if it is not already
3919 * specified either by the configuration file or by the command line.
3920 */
3921 if (machine->default_machine_opts) {
3922 qemu_opts_set_defaults(qemu_find_opts("machine"),
3923 machine->default_machine_opts, 0);
3924 }
3925
3926 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3927 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3928
3929 if (machine->no_serial) {
3930 default_serial = 0;
3931 }
3932 if (machine->no_parallel) {
3933 default_parallel = 0;
3934 }
3935 if (!machine->use_virtcon) {
3936 default_virtcon = 0;
3937 }
3938 if (!machine->use_sclp) {
3939 default_sclp = 0;
3940 }
3941 if (machine->no_floppy) {
3942 default_floppy = 0;
3943 }
3944 if (machine->no_cdrom) {
3945 default_cdrom = 0;
3946 }
3947 if (machine->no_sdcard) {
3948 default_sdcard = 0;
3949 }
3950
3951 if (is_daemonized()) {
3952 /* According to documentation and historically, -nographic redirects
3953 * serial port, parallel port and monitor to stdio, which does not work
3954 * with -daemonize. We can redirect these to null instead, but since
3955 * -nographic is legacy, let's just error out.
3956 * We disallow -nographic only if all other ports are not redirected
3957 * explicitly, to not break existing legacy setups which uses
3958 * -nographic _and_ redirects all ports explicitly - this is valid
3959 * usage, -nographic is just a no-op in this case.
3960 */
3961 if (display_type == DT_NOGRAPHIC
3962 && (default_parallel || default_serial
3963 || default_monitor || default_virtcon)) {
3964 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3965 exit(1);
3966 }
3967 #ifdef CONFIG_CURSES
3968 if (display_type == DT_CURSES) {
3969 fprintf(stderr, "curses display can not be used with -daemonize\n");
3970 exit(1);
3971 }
3972 #endif
3973 }
3974
3975 if (display_type == DT_NOGRAPHIC) {
3976 if (default_parallel)
3977 add_device_config(DEV_PARALLEL, "null");
3978 if (default_serial && default_monitor) {
3979 add_device_config(DEV_SERIAL, "mon:stdio");
3980 } else if (default_virtcon && default_monitor) {
3981 add_device_config(DEV_VIRTCON, "mon:stdio");
3982 } else if (default_sclp && default_monitor) {
3983 add_device_config(DEV_SCLP, "mon:stdio");
3984 } else {
3985 if (default_serial)
3986 add_device_config(DEV_SERIAL, "stdio");
3987 if (default_virtcon)
3988 add_device_config(DEV_VIRTCON, "stdio");
3989 if (default_sclp) {
3990 add_device_config(DEV_SCLP, "stdio");
3991 }
3992 if (default_monitor)
3993 monitor_parse("stdio", "readline");
3994 }
3995 } else {
3996 if (default_serial)
3997 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3998 if (default_parallel)
3999 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4000 if (default_monitor)
4001 monitor_parse("vc:80Cx24C", "readline");
4002 if (default_virtcon)
4003 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4004 if (default_sclp) {
4005 add_device_config(DEV_SCLP, "vc:80Cx24C");
4006 }
4007 }
4008
4009 if (using_spice) {
4010 display_remote++;
4011 }
4012 if (display_type == DT_DEFAULT && !display_remote) {
4013 #if defined(CONFIG_GTK)
4014 display_type = DT_GTK;
4015 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4016 display_type = DT_SDL;
4017 #elif defined(CONFIG_VNC)
4018 vnc_display = "localhost:0,to=99";
4019 show_vnc_port = 1;
4020 #else
4021 display_type = DT_NONE;
4022 #endif
4023 }
4024
4025 #if defined(CONFIG_GTK)
4026 if (display_type == DT_GTK) {
4027 early_gtk_display_init();
4028 }
4029 #endif
4030
4031 socket_init();
4032
4033 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4034 exit(1);
4035 #ifdef CONFIG_VIRTFS
4036 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4037 exit(1);
4038 }
4039 #endif
4040
4041 os_daemonize();
4042
4043 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4044 os_pidfile_error();
4045 exit(1);
4046 }
4047
4048 /* init the memory */
4049 if (ram_size == 0) {
4050 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4051 }
4052
4053 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4054 != 0) {
4055 exit(0);
4056 }
4057
4058 configure_accelerator();
4059
4060 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4061 if (machine_opts) {
4062 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4063 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4064 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4065 } else {
4066 kernel_filename = initrd_filename = kernel_cmdline = NULL;
4067 }
4068
4069 if (!kernel_cmdline) {
4070 kernel_cmdline = "";
4071 }
4072
4073 linux_boot = (kernel_filename != NULL);
4074
4075 if (!linux_boot && *kernel_cmdline != '\0') {
4076 fprintf(stderr, "-append only allowed with -kernel option\n");
4077 exit(1);
4078 }
4079
4080 if (!linux_boot && initrd_filename != NULL) {
4081 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4082 exit(1);
4083 }
4084
4085 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4086 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4087 exit(1);
4088 }
4089
4090 os_set_line_buffering();
4091
4092 qemu_init_cpu_loop();
4093 qemu_mutex_lock_iothread();
4094
4095 #ifdef CONFIG_SPICE
4096 /* spice needs the timers to be initialized by this point */
4097 qemu_spice_init();
4098 #endif
4099
4100 if (icount_option && (kvm_enabled() || xen_enabled())) {
4101 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4102 exit(1);
4103 }
4104 configure_icount(icount_option);
4105
4106 /* clean up network at qemu process termination */
4107 atexit(&net_cleanup);
4108
4109 if (net_init_clients() < 0) {
4110 exit(1);
4111 }
4112
4113 /* init the bluetooth world */
4114 if (foreach_device_config(DEV_BT, bt_parse))
4115 exit(1);
4116
4117 if (!xen_enabled()) {
4118 /* On 32-bit hosts, QEMU is limited by virtual address space */
4119 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4120 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4121 exit(1);
4122 }
4123 }
4124
4125 cpu_exec_init_all();
4126
4127 bdrv_init_with_whitelist();
4128
4129 blk_mig_init();
4130
4131 /* open the virtual block devices */
4132 if (snapshot)
4133 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4134 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4135 &machine->block_default_type, 1) != 0) {
4136 exit(1);
4137 }
4138
4139 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4140 CDROM_OPTS);
4141 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4142 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4143
4144 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4145
4146 if (nb_numa_nodes > 0) {
4147 int i;
4148
4149 if (nb_numa_nodes > MAX_NODES) {
4150 nb_numa_nodes = MAX_NODES;
4151 }
4152
4153 /* If no memory size if given for any node, assume the default case
4154 * and distribute the available memory equally across all nodes
4155 */
4156 for (i = 0; i < nb_numa_nodes; i++) {
4157 if (node_mem[i] != 0)
4158 break;
4159 }
4160 if (i == nb_numa_nodes) {
4161 uint64_t usedmem = 0;
4162
4163 /* On Linux, the each node's border has to be 8MB aligned,
4164 * the final node gets the rest.
4165 */
4166 for (i = 0; i < nb_numa_nodes - 1; i++) {
4167 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4168 usedmem += node_mem[i];
4169 }
4170 node_mem[i] = ram_size - usedmem;
4171 }
4172
4173 for (i = 0; i < nb_numa_nodes; i++) {
4174 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4175 break;
4176 }
4177 }
4178 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4179 * must cope with this anyway, because there are BIOSes out there in
4180 * real machines which also use this scheme.
4181 */
4182 if (i == nb_numa_nodes) {
4183 for (i = 0; i < max_cpus; i++) {
4184 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4185 }
4186 }
4187 }
4188
4189 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4190 exit(1);
4191 }
4192
4193 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4194 exit(1);
4195 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4196 exit(1);
4197 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4198 exit(1);
4199 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4200 exit(1);
4201 }
4202 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4203 exit(1);
4204
4205 /* If no default VGA is requested, the default is "none". */
4206 if (default_vga) {
4207 if (cirrus_vga_available()) {
4208 vga_model = "cirrus";
4209 } else if (vga_available()) {
4210 vga_model = "std";
4211 }
4212 }
4213 select_vgahw(vga_model);
4214
4215 if (watchdog) {
4216 i = select_watchdog(watchdog);
4217 if (i > 0)
4218 exit (i == 1 ? 1 : 0);
4219 }
4220
4221 if (machine->compat_props) {
4222 qdev_prop_register_global_list(machine->compat_props);
4223 }
4224 qemu_add_globals();
4225
4226 qdev_machine_init();
4227
4228 QEMUMachineInitArgs args = { .ram_size = ram_size,
4229 .boot_device = (boot_devices[0] == '\0') ?
4230 machine->boot_order :
4231 boot_devices,
4232 .kernel_filename = kernel_filename,
4233 .kernel_cmdline = kernel_cmdline,
4234 .initrd_filename = initrd_filename,
4235 .cpu_model = cpu_model };
4236 machine->init(&args);
4237
4238 cpu_synchronize_all_post_init();
4239
4240 set_numa_modes();
4241
4242 current_machine = machine;
4243
4244 /* init USB devices */
4245 if (usb_enabled(false)) {
4246 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4247 exit(1);
4248 }
4249
4250 /* init generic devices */
4251 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4252 exit(1);
4253
4254 net_check_clients();
4255
4256 /* just use the first displaystate for the moment */
4257 ds = get_displaystate();
4258
4259 /* init local displays */
4260 switch (display_type) {
4261 case DT_NOGRAPHIC:
4262 break;
4263 #if defined(CONFIG_CURSES)
4264 case DT_CURSES:
4265 curses_display_init(ds, full_screen);
4266 break;
4267 #endif
4268 #if defined(CONFIG_SDL)
4269 case DT_SDL:
4270 sdl_display_init(ds, full_screen, no_frame);
4271 break;
4272 #elif defined(CONFIG_COCOA)
4273 case DT_SDL:
4274 cocoa_display_init(ds, full_screen);
4275 break;
4276 #endif
4277 #if defined(CONFIG_GTK)
4278 case DT_GTK:
4279 gtk_display_init(ds);
4280 break;
4281 #endif
4282 default:
4283 break;
4284 }
4285
4286 /* must be after terminal init, SDL library changes signal handlers */
4287 os_setup_signal_handling();
4288
4289 #ifdef CONFIG_VNC
4290 /* init remote displays */
4291 if (vnc_display) {
4292 Error *local_err = NULL;
4293 vnc_display_init(ds);
4294 vnc_display_open(ds, vnc_display, &local_err);
4295 if (local_err != NULL) {
4296 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4297 vnc_display, error_get_pretty(local_err));
4298 error_free(local_err);
4299 exit(1);
4300 }
4301
4302 if (show_vnc_port) {
4303 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4304 }
4305 }
4306 #endif
4307 #ifdef CONFIG_SPICE
4308 if (using_spice && !qxl_enabled) {
4309 qemu_spice_display_init(ds);
4310 }
4311 #endif
4312
4313 /* display setup */
4314 text_consoles_set_display(ds);
4315
4316 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4317 exit(1);
4318 }
4319
4320 qdev_machine_creation_done();
4321
4322 if (rom_load_all() != 0) {
4323 fprintf(stderr, "rom loading failed\n");
4324 exit(1);
4325 }
4326
4327 /* TODO: once all bus devices are qdevified, this should be done
4328 * when bus is created by qdev.c */
4329 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4330 qemu_run_machine_init_done_notifiers();
4331
4332 qemu_system_reset(VMRESET_SILENT);
4333 if (loadvm) {
4334 if (load_vmstate(loadvm) < 0) {
4335 autostart = 0;
4336 }
4337 }
4338
4339 if (incoming) {
4340 Error *local_err = NULL;
4341 qemu_start_incoming_migration(incoming, &local_err);
4342 if (local_err) {
4343 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4344 error_free(local_err);
4345 exit(1);
4346 }
4347 } else if (autostart) {
4348 vm_start();
4349 }
4350
4351 os_setup_post();
4352
4353 resume_all_vcpus();
4354 main_loop();
4355 bdrv_close_all();
4356 pause_all_vcpus();
4357 res_free();
4358
4359 return 0;
4360 }
AR7 emulation for QEMU