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vl: New qemu_get_machine_opts()
[qemu.git] / vl.c
1 /*
2 * QEMU System Emulator
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include <unistd.h>
25 #include <fcntl.h>
26 #include <signal.h>
27 #include <time.h>
28 #include <errno.h>
29 #include <sys/time.h>
30 #include <zlib.h>
31 #include "qemu/bitmap.h"
32
33 /* Needed early for CONFIG_BSD etc. */
34 #include "config-host.h"
35
36 #ifndef _WIN32
37 #include <libgen.h>
38 #include <sys/times.h>
39 #include <sys/wait.h>
40 #include <termios.h>
41 #include <sys/mman.h>
42 #include <sys/ioctl.h>
43 #include <sys/resource.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
46 #include <net/if.h>
47 #include <arpa/inet.h>
48 #include <dirent.h>
49 #include <netdb.h>
50 #include <sys/select.h>
51
52 #ifdef CONFIG_BSD
53 #include <sys/stat.h>
54 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
56 #else
57 #include <util.h>
58 #endif
59 #else
60 #ifdef __linux__
61 #include <malloc.h>
62
63 #include <linux/ppdev.h>
64 #include <linux/parport.h>
65 #endif
66
67 #ifdef CONFIG_SECCOMP
68 #include "sysemu/seccomp.h"
69 #endif
70
71 #ifdef __sun__
72 #include <sys/stat.h>
73 #include <sys/ethernet.h>
74 #include <sys/sockio.h>
75 #include <netinet/arp.h>
76 #include <netinet/in_systm.h>
77 #include <netinet/ip.h>
78 #include <netinet/ip_icmp.h> // must come after ip.h
79 #include <netinet/udp.h>
80 #include <netinet/tcp.h>
81 #include <net/if.h>
82 #include <syslog.h>
83 #include <stropts.h>
84 #endif
85 #endif
86 #endif
87
88 #if defined(CONFIG_VDE)
89 #include <libvdeplug.h>
90 #endif
91
92 #ifdef _WIN32
93 #include <windows.h>
94 #endif
95
96 #ifdef CONFIG_SDL
97 #if defined(__APPLE__) || defined(main)
98 #include <SDL.h>
99 int qemu_main(int argc, char **argv, char **envp);
100 int main(int argc, char **argv)
101 {
102 return qemu_main(argc, argv, NULL);
103 }
104 #undef main
105 #define main qemu_main
106 #endif
107 #endif /* CONFIG_SDL */
108
109 #ifdef CONFIG_COCOA
110 #undef main
111 #define main qemu_main
112 #endif /* CONFIG_COCOA */
113
114 #include <glib.h>
115
116 #include "hw/hw.h"
117 #include "hw/boards.h"
118 #include "hw/usb.h"
119 #include "hw/pcmcia.h"
120 #include "hw/i386/pc.h"
121 #include "hw/isa/isa.h"
122 #include "hw/bt.h"
123 #include "sysemu/watchdog.h"
124 #include "hw/i386/smbios.h"
125 #include "hw/xen/xen.h"
126 #include "hw/qdev.h"
127 #include "hw/loader.h"
128 #include "monitor/qdev.h"
129 #include "sysemu/bt.h"
130 #include "net/net.h"
131 #include "net/slirp.h"
132 #include "monitor/monitor.h"
133 #include "ui/console.h"
134 #include "sysemu/sysemu.h"
135 #include "exec/gdbstub.h"
136 #include "qemu/timer.h"
137 #include "sysemu/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block/block.h"
141 #include "migration/block.h"
142 #include "sysemu/tpm.h"
143 #include "sysemu/dma.h"
144 #include "audio/audio.h"
145 #include "migration/migration.h"
146 #include "sysemu/kvm.h"
147 #include "qapi/qmp/qjson.h"
148 #include "qemu/option.h"
149 #include "qemu/config-file.h"
150 #include "qemu-options.h"
151 #include "qmp-commands.h"
152 #include "qemu/main-loop.h"
153 #ifdef CONFIG_VIRTFS
154 #include "fsdev/qemu-fsdev.h"
155 #endif
156 #include "sysemu/qtest.h"
157
158 #include "disas/disas.h"
159
160 #include "qemu/sockets.h"
161
162 #include "slirp/libslirp.h"
163
164 #include "trace.h"
165 #include "trace/control.h"
166 #include "qemu/queue.h"
167 #include "sysemu/cpus.h"
168 #include "sysemu/arch_init.h"
169 #include "qemu/osdep.h"
170
171 #include "ui/qemu-spice.h"
172 #include "qapi/string-input-visitor.h"
173
174 //#define DEBUG_NET
175 //#define DEBUG_SLIRP
176
177 #define DEFAULT_RAM_SIZE 128
178
179 #define MAX_VIRTIO_CONSOLES 1
180 #define MAX_SCLP_CONSOLES 1
181
182 static const char *data_dir[16];
183 static int data_dir_idx;
184 const char *bios_name = NULL;
185 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
186 DisplayType display_type = DT_DEFAULT;
187 static int display_remote;
188 const char* keyboard_layout = NULL;
189 ram_addr_t ram_size;
190 const char *mem_path = NULL;
191 #ifdef MAP_POPULATE
192 int mem_prealloc = 0; /* force preallocation of physical target memory */
193 #endif
194 int nb_nics;
195 NICInfo nd_table[MAX_NICS];
196 int autostart;
197 static int rtc_utc = 1;
198 static int rtc_date_offset = -1; /* -1 means no change */
199 QEMUClock *rtc_clock;
200 int vga_interface_type = VGA_NONE;
201 static int full_screen = 0;
202 static int no_frame = 0;
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 bool boot_strict;
236 uint8_t *boot_splash_filedata;
237 size_t boot_splash_filedata_size;
238 uint8_t qemu_extra_params_fw[2];
239
240 typedef struct FWBootEntry FWBootEntry;
241
242 struct FWBootEntry {
243 QTAILQ_ENTRY(FWBootEntry) link;
244 int32_t bootindex;
245 DeviceState *dev;
246 char *suffix;
247 };
248
249 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
250 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
251
252 int nb_numa_nodes;
253 uint64_t node_mem[MAX_NODES];
254 unsigned long *node_cpumask[MAX_NODES];
255
256 uint8_t qemu_uuid[16];
257
258 static QEMUBootSetHandler *boot_set_handler;
259 static void *boot_set_opaque;
260
261 static NotifierList exit_notifiers =
262 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
263
264 static NotifierList machine_init_done_notifiers =
265 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
266
267 static bool tcg_allowed = true;
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 .implied_opt_name = "order",
438 .merge_lists = true,
439 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
440 .desc = {
441 {
442 .name = "order",
443 .type = QEMU_OPT_STRING,
444 }, {
445 .name = "once",
446 .type = QEMU_OPT_STRING,
447 }, {
448 .name = "menu",
449 .type = QEMU_OPT_BOOL,
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 .name = "strict",
461 .type = QEMU_OPT_STRING,
462 },
463 { /*End of list */ }
464 },
465 };
466
467 static QemuOptsList qemu_add_fd_opts = {
468 .name = "add-fd",
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
470 .desc = {
471 {
472 .name = "fd",
473 .type = QEMU_OPT_NUMBER,
474 .help = "file descriptor of which a duplicate is added to fd set",
475 },{
476 .name = "set",
477 .type = QEMU_OPT_NUMBER,
478 .help = "ID of the fd set to add fd to",
479 },{
480 .name = "opaque",
481 .type = QEMU_OPT_STRING,
482 .help = "free-form string used to describe fd",
483 },
484 { /* end of list */ }
485 },
486 };
487
488 static QemuOptsList qemu_object_opts = {
489 .name = "object",
490 .implied_opt_name = "qom-type",
491 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
492 .desc = {
493 { }
494 },
495 };
496
497 static QemuOptsList qemu_tpmdev_opts = {
498 .name = "tpmdev",
499 .implied_opt_name = "type",
500 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
501 .desc = {
502 /* options are defined in the TPM backends */
503 { /* end of list */ }
504 },
505 };
506
507 static QemuOptsList qemu_realtime_opts = {
508 .name = "realtime",
509 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
510 .desc = {
511 {
512 .name = "mlock",
513 .type = QEMU_OPT_BOOL,
514 },
515 { /* end of list */ }
516 },
517 };
518
519 /**
520 * Get machine options
521 *
522 * Returns: machine options (never null).
523 */
524 QemuOpts *qemu_get_machine_opts(void)
525 {
526 QemuOptsList *list;
527 QemuOpts *opts;
528
529 list = qemu_find_opts("machine");
530 assert(list);
531 opts = qemu_opts_find(list, NULL);
532 if (!opts) {
533 opts = qemu_opts_create_nofail(list);
534 }
535 return opts;
536 }
537
538 const char *qemu_get_vm_name(void)
539 {
540 return qemu_name;
541 }
542
543 static void res_free(void)
544 {
545 if (boot_splash_filedata != NULL) {
546 g_free(boot_splash_filedata);
547 boot_splash_filedata = NULL;
548 }
549 }
550
551 static int default_driver_check(QemuOpts *opts, void *opaque)
552 {
553 const char *driver = qemu_opt_get(opts, "driver");
554 int i;
555
556 if (!driver)
557 return 0;
558 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
559 if (strcmp(default_list[i].driver, driver) != 0)
560 continue;
561 *(default_list[i].flag) = 0;
562 }
563 return 0;
564 }
565
566 /***********************************************************/
567 /* QEMU state */
568
569 static RunState current_run_state = RUN_STATE_PRELAUNCH;
570
571 typedef struct {
572 RunState from;
573 RunState to;
574 } RunStateTransition;
575
576 static const RunStateTransition runstate_transitions_def[] = {
577 /* from -> to */
578 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
579
580 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
581 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
582
583 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
584 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
585
586 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
587 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
588
589 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
590 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
591
592 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
593 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
594
595 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
596 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
597 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
598
599 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
600 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
601
602 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
603
604 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
605 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
606 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
607 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
608 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
609 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
610 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
611 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
612 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
613 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
614
615 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
616
617 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
618 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
619
620 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
621 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
622 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
623 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
624
625 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
626 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
627
628 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PAUSED },
629 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
630 { RUN_STATE_GUEST_PANICKED, RUN_STATE_DEBUG },
631
632 { RUN_STATE_MAX, RUN_STATE_MAX },
633 };
634
635 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
636
637 bool runstate_check(RunState state)
638 {
639 return current_run_state == state;
640 }
641
642 static void runstate_init(void)
643 {
644 const RunStateTransition *p;
645
646 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
647
648 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
649 runstate_valid_transitions[p->from][p->to] = true;
650 }
651 }
652
653 /* This function will abort() on invalid state transitions */
654 void runstate_set(RunState new_state)
655 {
656 assert(new_state < RUN_STATE_MAX);
657
658 if (!runstate_valid_transitions[current_run_state][new_state]) {
659 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
660 RunState_lookup[current_run_state],
661 RunState_lookup[new_state]);
662 abort();
663 }
664 trace_runstate_set(new_state);
665 current_run_state = new_state;
666 }
667
668 int runstate_is_running(void)
669 {
670 return runstate_check(RUN_STATE_RUNNING);
671 }
672
673 bool runstate_needs_reset(void)
674 {
675 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
676 runstate_check(RUN_STATE_SHUTDOWN) ||
677 runstate_check(RUN_STATE_GUEST_PANICKED);
678 }
679
680 StatusInfo *qmp_query_status(Error **errp)
681 {
682 StatusInfo *info = g_malloc0(sizeof(*info));
683
684 info->running = runstate_is_running();
685 info->singlestep = singlestep;
686 info->status = current_run_state;
687
688 return info;
689 }
690
691 /***********************************************************/
692 /* real time host monotonic timer */
693
694 /***********************************************************/
695 /* host time/date access */
696 void qemu_get_timedate(struct tm *tm, int offset)
697 {
698 time_t ti;
699
700 time(&ti);
701 ti += offset;
702 if (rtc_date_offset == -1) {
703 if (rtc_utc)
704 gmtime_r(&ti, tm);
705 else
706 localtime_r(&ti, tm);
707 } else {
708 ti -= rtc_date_offset;
709 gmtime_r(&ti, tm);
710 }
711 }
712
713 int qemu_timedate_diff(struct tm *tm)
714 {
715 time_t seconds;
716
717 if (rtc_date_offset == -1)
718 if (rtc_utc)
719 seconds = mktimegm(tm);
720 else {
721 struct tm tmp = *tm;
722 tmp.tm_isdst = -1; /* use timezone to figure it out */
723 seconds = mktime(&tmp);
724 }
725 else
726 seconds = mktimegm(tm) + rtc_date_offset;
727
728 return seconds - time(NULL);
729 }
730
731 void rtc_change_mon_event(struct tm *tm)
732 {
733 QObject *data;
734
735 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
736 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
737 qobject_decref(data);
738 }
739
740 static void configure_rtc_date_offset(const char *startdate, int legacy)
741 {
742 time_t rtc_start_date;
743 struct tm tm;
744
745 if (!strcmp(startdate, "now") && legacy) {
746 rtc_date_offset = -1;
747 } else {
748 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
749 &tm.tm_year,
750 &tm.tm_mon,
751 &tm.tm_mday,
752 &tm.tm_hour,
753 &tm.tm_min,
754 &tm.tm_sec) == 6) {
755 /* OK */
756 } else if (sscanf(startdate, "%d-%d-%d",
757 &tm.tm_year,
758 &tm.tm_mon,
759 &tm.tm_mday) == 3) {
760 tm.tm_hour = 0;
761 tm.tm_min = 0;
762 tm.tm_sec = 0;
763 } else {
764 goto date_fail;
765 }
766 tm.tm_year -= 1900;
767 tm.tm_mon--;
768 rtc_start_date = mktimegm(&tm);
769 if (rtc_start_date == -1) {
770 date_fail:
771 fprintf(stderr, "Invalid date format. Valid formats are:\n"
772 "'2006-06-17T16:01:21' or '2006-06-17'\n");
773 exit(1);
774 }
775 rtc_date_offset = time(NULL) - rtc_start_date;
776 }
777 }
778
779 static void configure_rtc(QemuOpts *opts)
780 {
781 const char *value;
782
783 value = qemu_opt_get(opts, "base");
784 if (value) {
785 if (!strcmp(value, "utc")) {
786 rtc_utc = 1;
787 } else if (!strcmp(value, "localtime")) {
788 rtc_utc = 0;
789 } else {
790 configure_rtc_date_offset(value, 0);
791 }
792 }
793 value = qemu_opt_get(opts, "clock");
794 if (value) {
795 if (!strcmp(value, "host")) {
796 rtc_clock = host_clock;
797 } else if (!strcmp(value, "rt")) {
798 rtc_clock = rt_clock;
799 } else if (!strcmp(value, "vm")) {
800 rtc_clock = vm_clock;
801 } else {
802 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
803 exit(1);
804 }
805 }
806 value = qemu_opt_get(opts, "driftfix");
807 if (value) {
808 if (!strcmp(value, "slew")) {
809 static GlobalProperty slew_lost_ticks[] = {
810 {
811 .driver = "mc146818rtc",
812 .property = "lost_tick_policy",
813 .value = "slew",
814 },
815 { /* end of list */ }
816 };
817
818 qdev_prop_register_global_list(slew_lost_ticks);
819 } else if (!strcmp(value, "none")) {
820 /* discard is default */
821 } else {
822 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
823 exit(1);
824 }
825 }
826 }
827
828 /***********************************************************/
829 /* Bluetooth support */
830 static int nb_hcis;
831 static int cur_hci;
832 static struct HCIInfo *hci_table[MAX_NICS];
833
834 static struct bt_vlan_s {
835 struct bt_scatternet_s net;
836 int id;
837 struct bt_vlan_s *next;
838 } *first_bt_vlan;
839
840 /* find or alloc a new bluetooth "VLAN" */
841 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
842 {
843 struct bt_vlan_s **pvlan, *vlan;
844 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
845 if (vlan->id == id)
846 return &vlan->net;
847 }
848 vlan = g_malloc0(sizeof(struct bt_vlan_s));
849 vlan->id = id;
850 pvlan = &first_bt_vlan;
851 while (*pvlan != NULL)
852 pvlan = &(*pvlan)->next;
853 *pvlan = vlan;
854 return &vlan->net;
855 }
856
857 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
858 {
859 }
860
861 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
862 {
863 return -ENOTSUP;
864 }
865
866 static struct HCIInfo null_hci = {
867 .cmd_send = null_hci_send,
868 .sco_send = null_hci_send,
869 .acl_send = null_hci_send,
870 .bdaddr_set = null_hci_addr_set,
871 };
872
873 struct HCIInfo *qemu_next_hci(void)
874 {
875 if (cur_hci == nb_hcis)
876 return &null_hci;
877
878 return hci_table[cur_hci++];
879 }
880
881 static struct HCIInfo *hci_init(const char *str)
882 {
883 char *endp;
884 struct bt_scatternet_s *vlan = 0;
885
886 if (!strcmp(str, "null"))
887 /* null */
888 return &null_hci;
889 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
890 /* host[:hciN] */
891 return bt_host_hci(str[4] ? str + 5 : "hci0");
892 else if (!strncmp(str, "hci", 3)) {
893 /* hci[,vlan=n] */
894 if (str[3]) {
895 if (!strncmp(str + 3, ",vlan=", 6)) {
896 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
897 if (*endp)
898 vlan = 0;
899 }
900 } else
901 vlan = qemu_find_bt_vlan(0);
902 if (vlan)
903 return bt_new_hci(vlan);
904 }
905
906 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
907
908 return 0;
909 }
910
911 static int bt_hci_parse(const char *str)
912 {
913 struct HCIInfo *hci;
914 bdaddr_t bdaddr;
915
916 if (nb_hcis >= MAX_NICS) {
917 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
918 return -1;
919 }
920
921 hci = hci_init(str);
922 if (!hci)
923 return -1;
924
925 bdaddr.b[0] = 0x52;
926 bdaddr.b[1] = 0x54;
927 bdaddr.b[2] = 0x00;
928 bdaddr.b[3] = 0x12;
929 bdaddr.b[4] = 0x34;
930 bdaddr.b[5] = 0x56 + nb_hcis;
931 hci->bdaddr_set(hci, bdaddr.b);
932
933 hci_table[nb_hcis++] = hci;
934
935 return 0;
936 }
937
938 static void bt_vhci_add(int vlan_id)
939 {
940 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
941
942 if (!vlan->slave)
943 fprintf(stderr, "qemu: warning: adding a VHCI to "
944 "an empty scatternet %i\n", vlan_id);
945
946 bt_vhci_init(bt_new_hci(vlan));
947 }
948
949 static struct bt_device_s *bt_device_add(const char *opt)
950 {
951 struct bt_scatternet_s *vlan;
952 int vlan_id = 0;
953 char *endp = strstr(opt, ",vlan=");
954 int len = (endp ? endp - opt : strlen(opt)) + 1;
955 char devname[10];
956
957 pstrcpy(devname, MIN(sizeof(devname), len), opt);
958
959 if (endp) {
960 vlan_id = strtol(endp + 6, &endp, 0);
961 if (*endp) {
962 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
963 return 0;
964 }
965 }
966
967 vlan = qemu_find_bt_vlan(vlan_id);
968
969 if (!vlan->slave)
970 fprintf(stderr, "qemu: warning: adding a slave device to "
971 "an empty scatternet %i\n", vlan_id);
972
973 if (!strcmp(devname, "keyboard"))
974 return bt_keyboard_init(vlan);
975
976 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
977 return 0;
978 }
979
980 static int bt_parse(const char *opt)
981 {
982 const char *endp, *p;
983 int vlan;
984
985 if (strstart(opt, "hci", &endp)) {
986 if (!*endp || *endp == ',') {
987 if (*endp)
988 if (!strstart(endp, ",vlan=", 0))
989 opt = endp + 1;
990
991 return bt_hci_parse(opt);
992 }
993 } else if (strstart(opt, "vhci", &endp)) {
994 if (!*endp || *endp == ',') {
995 if (*endp) {
996 if (strstart(endp, ",vlan=", &p)) {
997 vlan = strtol(p, (char **) &endp, 0);
998 if (*endp) {
999 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1000 return 1;
1001 }
1002 } else {
1003 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1004 return 1;
1005 }
1006 } else
1007 vlan = 0;
1008
1009 bt_vhci_add(vlan);
1010 return 0;
1011 }
1012 } else if (strstart(opt, "device:", &endp))
1013 return !bt_device_add(endp);
1014
1015 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1016 return 1;
1017 }
1018
1019 static int parse_sandbox(QemuOpts *opts, void *opaque)
1020 {
1021 /* FIXME: change this to true for 1.3 */
1022 if (qemu_opt_get_bool(opts, "enable", false)) {
1023 #ifdef CONFIG_SECCOMP
1024 if (seccomp_start() < 0) {
1025 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1026 "failed to install seccomp syscall filter in the kernel");
1027 return -1;
1028 }
1029 #else
1030 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1031 "sandboxing request but seccomp is not compiled into this build");
1032 return -1;
1033 #endif
1034 }
1035
1036 return 0;
1037 }
1038
1039 /*********QEMU USB setting******/
1040 bool usb_enabled(bool default_usb)
1041 {
1042 QemuOpts *mach_opts;
1043 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1044 if (mach_opts) {
1045 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1046 }
1047 return default_usb;
1048 }
1049
1050 #ifndef _WIN32
1051 static int parse_add_fd(QemuOpts *opts, void *opaque)
1052 {
1053 int fd, dupfd, flags;
1054 int64_t fdset_id;
1055 const char *fd_opaque = NULL;
1056
1057 fd = qemu_opt_get_number(opts, "fd", -1);
1058 fdset_id = qemu_opt_get_number(opts, "set", -1);
1059 fd_opaque = qemu_opt_get(opts, "opaque");
1060
1061 if (fd < 0) {
1062 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1063 "fd option is required and must be non-negative");
1064 return -1;
1065 }
1066
1067 if (fd <= STDERR_FILENO) {
1068 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1069 "fd cannot be a standard I/O stream");
1070 return -1;
1071 }
1072
1073 /*
1074 * All fds inherited across exec() necessarily have FD_CLOEXEC
1075 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1076 */
1077 flags = fcntl(fd, F_GETFD);
1078 if (flags == -1 || (flags & FD_CLOEXEC)) {
1079 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1080 "fd is not valid or already in use");
1081 return -1;
1082 }
1083
1084 if (fdset_id < 0) {
1085 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1086 "set option is required and must be non-negative");
1087 return -1;
1088 }
1089
1090 #ifdef F_DUPFD_CLOEXEC
1091 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1092 #else
1093 dupfd = dup(fd);
1094 if (dupfd != -1) {
1095 qemu_set_cloexec(dupfd);
1096 }
1097 #endif
1098 if (dupfd == -1) {
1099 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1100 "Error duplicating fd: %s", strerror(errno));
1101 return -1;
1102 }
1103
1104 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1105 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1106 fd_opaque, NULL);
1107
1108 return 0;
1109 }
1110
1111 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1112 {
1113 int fd;
1114
1115 fd = qemu_opt_get_number(opts, "fd", -1);
1116 close(fd);
1117
1118 return 0;
1119 }
1120 #endif
1121
1122 /***********************************************************/
1123 /* QEMU Block devices */
1124
1125 #define HD_OPTS "media=disk"
1126 #define CDROM_OPTS "media=cdrom"
1127 #define FD_OPTS ""
1128 #define PFLASH_OPTS ""
1129 #define MTD_OPTS ""
1130 #define SD_OPTS ""
1131
1132 static int drive_init_func(QemuOpts *opts, void *opaque)
1133 {
1134 BlockInterfaceType *block_default_type = opaque;
1135
1136 return drive_init(opts, *block_default_type) == NULL;
1137 }
1138
1139 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1140 {
1141 if (NULL == qemu_opt_get(opts, "snapshot")) {
1142 qemu_opt_set(opts, "snapshot", "on");
1143 }
1144 return 0;
1145 }
1146
1147 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1148 int index, const char *optstr)
1149 {
1150 QemuOpts *opts;
1151
1152 if (!enable || drive_get_by_index(type, index)) {
1153 return;
1154 }
1155
1156 opts = drive_add(type, index, NULL, optstr);
1157 if (snapshot) {
1158 drive_enable_snapshot(opts, NULL);
1159 }
1160 if (!drive_init(opts, type)) {
1161 exit(1);
1162 }
1163 }
1164
1165 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1166 {
1167 boot_set_handler = func;
1168 boot_set_opaque = opaque;
1169 }
1170
1171 int qemu_boot_set(const char *boot_order)
1172 {
1173 if (!boot_set_handler) {
1174 return -EINVAL;
1175 }
1176 return boot_set_handler(boot_set_opaque, boot_order);
1177 }
1178
1179 static void validate_bootdevices(const char *devices)
1180 {
1181 /* We just do some generic consistency checks */
1182 const char *p;
1183 int bitmap = 0;
1184
1185 for (p = devices; *p != '\0'; p++) {
1186 /* Allowed boot devices are:
1187 * a-b: floppy disk drives
1188 * c-f: IDE disk drives
1189 * g-m: machine implementation dependent drives
1190 * n-p: network devices
1191 * It's up to each machine implementation to check if the given boot
1192 * devices match the actual hardware implementation and firmware
1193 * features.
1194 */
1195 if (*p < 'a' || *p > 'p') {
1196 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1197 exit(1);
1198 }
1199 if (bitmap & (1 << (*p - 'a'))) {
1200 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1201 exit(1);
1202 }
1203 bitmap |= 1 << (*p - 'a');
1204 }
1205 }
1206
1207 static void restore_boot_order(void *opaque)
1208 {
1209 char *normal_boot_order = opaque;
1210 static int first = 1;
1211
1212 /* Restore boot order and remove ourselves after the first boot */
1213 if (first) {
1214 first = 0;
1215 return;
1216 }
1217
1218 qemu_boot_set(normal_boot_order);
1219
1220 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1221 g_free(normal_boot_order);
1222 }
1223
1224 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1225 const char *suffix)
1226 {
1227 FWBootEntry *node, *i;
1228
1229 if (bootindex < 0) {
1230 return;
1231 }
1232
1233 assert(dev != NULL || suffix != NULL);
1234
1235 node = g_malloc0(sizeof(FWBootEntry));
1236 node->bootindex = bootindex;
1237 node->suffix = g_strdup(suffix);
1238 node->dev = dev;
1239
1240 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1241 if (i->bootindex == bootindex) {
1242 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1243 exit(1);
1244 } else if (i->bootindex < bootindex) {
1245 continue;
1246 }
1247 QTAILQ_INSERT_BEFORE(i, node, link);
1248 return;
1249 }
1250 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1251 }
1252
1253 DeviceState *get_boot_device(uint32_t position)
1254 {
1255 uint32_t counter = 0;
1256 FWBootEntry *i = NULL;
1257 DeviceState *res = NULL;
1258
1259 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1260 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1261 if (counter == position) {
1262 res = i->dev;
1263 break;
1264 }
1265 counter++;
1266 }
1267 }
1268 return res;
1269 }
1270
1271 /*
1272 * This function returns null terminated string that consist of new line
1273 * separated device paths.
1274 *
1275 * memory pointed by "size" is assigned total length of the array in bytes
1276 *
1277 */
1278 char *get_boot_devices_list(size_t *size)
1279 {
1280 FWBootEntry *i;
1281 size_t total = 0;
1282 char *list = NULL;
1283
1284 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1285 char *devpath = NULL, *bootpath;
1286 size_t len;
1287
1288 if (i->dev) {
1289 devpath = qdev_get_fw_dev_path(i->dev);
1290 assert(devpath);
1291 }
1292
1293 if (i->suffix && devpath) {
1294 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1295
1296 bootpath = g_malloc(bootpathlen);
1297 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1298 g_free(devpath);
1299 } else if (devpath) {
1300 bootpath = devpath;
1301 } else {
1302 assert(i->suffix);
1303 bootpath = g_strdup(i->suffix);
1304 }
1305
1306 if (total) {
1307 list[total-1] = '\n';
1308 }
1309 len = strlen(bootpath) + 1;
1310 list = g_realloc(list, total + len);
1311 memcpy(&list[total], bootpath, len);
1312 total += len;
1313 g_free(bootpath);
1314 }
1315
1316 *size = total;
1317
1318 if (boot_strict && *size > 0) {
1319 list[total-1] = '\n';
1320 list = g_realloc(list, total + 5);
1321 memcpy(&list[total], "HALT", 5);
1322 *size = total + 5;
1323 }
1324 return list;
1325 }
1326
1327 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1328 {
1329 char *endptr;
1330 unsigned long long value, endvalue;
1331
1332 /* Empty CPU range strings will be considered valid, they will simply
1333 * not set any bit in the CPU bitmap.
1334 */
1335 if (!*cpus) {
1336 return;
1337 }
1338
1339 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1340 goto error;
1341 }
1342 if (*endptr == '-') {
1343 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1344 goto error;
1345 }
1346 } else if (*endptr == '\0') {
1347 endvalue = value;
1348 } else {
1349 goto error;
1350 }
1351
1352 if (endvalue >= MAX_CPUMASK_BITS) {
1353 endvalue = MAX_CPUMASK_BITS - 1;
1354 fprintf(stderr,
1355 "qemu: NUMA: A max of %d VCPUs are supported\n",
1356 MAX_CPUMASK_BITS);
1357 }
1358
1359 if (endvalue < value) {
1360 goto error;
1361 }
1362
1363 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1364 return;
1365
1366 error:
1367 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1368 exit(1);
1369 }
1370
1371 static void numa_add(const char *optarg)
1372 {
1373 char option[128];
1374 char *endptr;
1375 unsigned long long nodenr;
1376
1377 optarg = get_opt_name(option, 128, optarg, ',');
1378 if (*optarg == ',') {
1379 optarg++;
1380 }
1381 if (!strcmp(option, "node")) {
1382
1383 if (nb_numa_nodes >= MAX_NODES) {
1384 fprintf(stderr, "qemu: too many NUMA nodes\n");
1385 exit(1);
1386 }
1387
1388 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1389 nodenr = nb_numa_nodes;
1390 } else {
1391 if (parse_uint_full(option, &nodenr, 10) < 0) {
1392 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1393 exit(1);
1394 }
1395 }
1396
1397 if (nodenr >= MAX_NODES) {
1398 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1399 exit(1);
1400 }
1401
1402 if (get_param_value(option, 128, "mem", optarg) == 0) {
1403 node_mem[nodenr] = 0;
1404 } else {
1405 int64_t sval;
1406 sval = strtosz(option, &endptr);
1407 if (sval < 0 || *endptr) {
1408 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1409 exit(1);
1410 }
1411 node_mem[nodenr] = sval;
1412 }
1413 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1414 numa_node_parse_cpus(nodenr, option);
1415 }
1416 nb_numa_nodes++;
1417 } else {
1418 fprintf(stderr, "Invalid -numa option: %s\n", option);
1419 exit(1);
1420 }
1421 }
1422
1423 static QemuOptsList qemu_smp_opts = {
1424 .name = "smp-opts",
1425 .implied_opt_name = "cpus",
1426 .merge_lists = true,
1427 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1428 .desc = {
1429 {
1430 .name = "cpus",
1431 .type = QEMU_OPT_NUMBER,
1432 }, {
1433 .name = "sockets",
1434 .type = QEMU_OPT_NUMBER,
1435 }, {
1436 .name = "cores",
1437 .type = QEMU_OPT_NUMBER,
1438 }, {
1439 .name = "threads",
1440 .type = QEMU_OPT_NUMBER,
1441 }, {
1442 .name = "maxcpus",
1443 .type = QEMU_OPT_NUMBER,
1444 },
1445 { /*End of list */ }
1446 },
1447 };
1448
1449 static void smp_parse(QemuOpts *opts)
1450 {
1451 if (opts) {
1452
1453 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1454 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1455 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1456 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1457
1458 /* compute missing values, prefer sockets over cores over threads */
1459 if (cpus == 0 || sockets == 0) {
1460 sockets = sockets > 0 ? sockets : 1;
1461 cores = cores > 0 ? cores : 1;
1462 threads = threads > 0 ? threads : 1;
1463 if (cpus == 0) {
1464 cpus = cores * threads * sockets;
1465 }
1466 } else {
1467 if (cores == 0) {
1468 threads = threads > 0 ? threads : 1;
1469 cores = cpus / (sockets * threads);
1470 } else {
1471 threads = cpus / (cores * sockets);
1472 }
1473 }
1474
1475 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1476
1477 smp_cpus = cpus;
1478 smp_cores = cores > 0 ? cores : 1;
1479 smp_threads = threads > 0 ? threads : 1;
1480
1481 }
1482
1483 if (max_cpus == 0) {
1484 max_cpus = smp_cpus;
1485 }
1486
1487 if (max_cpus > 255) {
1488 fprintf(stderr, "Unsupported number of maxcpus\n");
1489 exit(1);
1490 }
1491 if (max_cpus < smp_cpus) {
1492 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1493 exit(1);
1494 }
1495
1496 }
1497
1498 static void configure_realtime(QemuOpts *opts)
1499 {
1500 bool enable_mlock;
1501
1502 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1503
1504 if (enable_mlock) {
1505 if (os_mlock() < 0) {
1506 fprintf(stderr, "qemu: locking memory failed\n");
1507 exit(1);
1508 }
1509 }
1510 }
1511
1512 /***********************************************************/
1513 /* USB devices */
1514
1515 static int usb_device_add(const char *devname)
1516 {
1517 const char *p;
1518 USBDevice *dev = NULL;
1519
1520 if (!usb_enabled(false)) {
1521 return -1;
1522 }
1523
1524 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1525 dev = usbdevice_create(devname);
1526 if (dev)
1527 goto done;
1528
1529 /* the other ones */
1530 #ifndef CONFIG_LINUX
1531 /* only the linux version is qdev-ified, usb-bsd still needs this */
1532 if (strstart(devname, "host:", &p)) {
1533 dev = usb_host_device_open(usb_bus_find(-1), p);
1534 } else
1535 #endif
1536 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1537 dev = usb_bt_init(usb_bus_find(-1),
1538 devname[2] ? hci_init(p)
1539 : bt_new_hci(qemu_find_bt_vlan(0)));
1540 } else {
1541 return -1;
1542 }
1543 if (!dev)
1544 return -1;
1545
1546 done:
1547 return 0;
1548 }
1549
1550 static int usb_device_del(const char *devname)
1551 {
1552 int bus_num, addr;
1553 const char *p;
1554
1555 if (strstart(devname, "host:", &p)) {
1556 return -1;
1557 }
1558
1559 if (!usb_enabled(false)) {
1560 return -1;
1561 }
1562
1563 p = strchr(devname, '.');
1564 if (!p)
1565 return -1;
1566 bus_num = strtoul(devname, NULL, 0);
1567 addr = strtoul(p + 1, NULL, 0);
1568
1569 return usb_device_delete_addr(bus_num, addr);
1570 }
1571
1572 static int usb_parse(const char *cmdline)
1573 {
1574 int r;
1575 r = usb_device_add(cmdline);
1576 if (r < 0) {
1577 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1578 }
1579 return r;
1580 }
1581
1582 void do_usb_add(Monitor *mon, const QDict *qdict)
1583 {
1584 const char *devname = qdict_get_str(qdict, "devname");
1585 if (usb_device_add(devname) < 0) {
1586 error_report("could not add USB device '%s'", devname);
1587 }
1588 }
1589
1590 void do_usb_del(Monitor *mon, const QDict *qdict)
1591 {
1592 const char *devname = qdict_get_str(qdict, "devname");
1593 if (usb_device_del(devname) < 0) {
1594 error_report("could not delete USB device '%s'", devname);
1595 }
1596 }
1597
1598 /***********************************************************/
1599 /* PCMCIA/Cardbus */
1600
1601 static struct pcmcia_socket_entry_s {
1602 PCMCIASocket *socket;
1603 struct pcmcia_socket_entry_s *next;
1604 } *pcmcia_sockets = 0;
1605
1606 void pcmcia_socket_register(PCMCIASocket *socket)
1607 {
1608 struct pcmcia_socket_entry_s *entry;
1609
1610 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1611 entry->socket = socket;
1612 entry->next = pcmcia_sockets;
1613 pcmcia_sockets = entry;
1614 }
1615
1616 void pcmcia_socket_unregister(PCMCIASocket *socket)
1617 {
1618 struct pcmcia_socket_entry_s *entry, **ptr;
1619
1620 ptr = &pcmcia_sockets;
1621 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1622 if (entry->socket == socket) {
1623 *ptr = entry->next;
1624 g_free(entry);
1625 }
1626 }
1627
1628 void pcmcia_info(Monitor *mon, const QDict *qdict)
1629 {
1630 struct pcmcia_socket_entry_s *iter;
1631
1632 if (!pcmcia_sockets)
1633 monitor_printf(mon, "No PCMCIA sockets\n");
1634
1635 for (iter = pcmcia_sockets; iter; iter = iter->next)
1636 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1637 iter->socket->attached ? iter->socket->card_string :
1638 "Empty");
1639 }
1640
1641 /***********************************************************/
1642 /* machine registration */
1643
1644 static QEMUMachine *first_machine = NULL;
1645 QEMUMachine *current_machine = NULL;
1646
1647 int qemu_register_machine(QEMUMachine *m)
1648 {
1649 QEMUMachine **pm;
1650 pm = &first_machine;
1651 while (*pm != NULL)
1652 pm = &(*pm)->next;
1653 m->next = NULL;
1654 *pm = m;
1655 return 0;
1656 }
1657
1658 static QEMUMachine *find_machine(const char *name)
1659 {
1660 QEMUMachine *m;
1661
1662 for(m = first_machine; m != NULL; m = m->next) {
1663 if (!strcmp(m->name, name))
1664 return m;
1665 if (m->alias && !strcmp(m->alias, name))
1666 return m;
1667 }
1668 return NULL;
1669 }
1670
1671 QEMUMachine *find_default_machine(void)
1672 {
1673 QEMUMachine *m;
1674
1675 for(m = first_machine; m != NULL; m = m->next) {
1676 if (m->is_default) {
1677 return m;
1678 }
1679 }
1680 return NULL;
1681 }
1682
1683 MachineInfoList *qmp_query_machines(Error **errp)
1684 {
1685 MachineInfoList *mach_list = NULL;
1686 QEMUMachine *m;
1687
1688 for (m = first_machine; m; m = m->next) {
1689 MachineInfoList *entry;
1690 MachineInfo *info;
1691
1692 info = g_malloc0(sizeof(*info));
1693 if (m->is_default) {
1694 info->has_is_default = true;
1695 info->is_default = true;
1696 }
1697
1698 if (m->alias) {
1699 info->has_alias = true;
1700 info->alias = g_strdup(m->alias);
1701 }
1702
1703 info->name = g_strdup(m->name);
1704 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1705
1706 entry = g_malloc0(sizeof(*entry));
1707 entry->value = info;
1708 entry->next = mach_list;
1709 mach_list = entry;
1710 }
1711
1712 return mach_list;
1713 }
1714
1715 /***********************************************************/
1716 /* main execution loop */
1717
1718 struct vm_change_state_entry {
1719 VMChangeStateHandler *cb;
1720 void *opaque;
1721 QLIST_ENTRY (vm_change_state_entry) entries;
1722 };
1723
1724 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1725
1726 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1727 void *opaque)
1728 {
1729 VMChangeStateEntry *e;
1730
1731 e = g_malloc0(sizeof (*e));
1732
1733 e->cb = cb;
1734 e->opaque = opaque;
1735 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1736 return e;
1737 }
1738
1739 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1740 {
1741 QLIST_REMOVE (e, entries);
1742 g_free (e);
1743 }
1744
1745 void vm_state_notify(int running, RunState state)
1746 {
1747 VMChangeStateEntry *e;
1748
1749 trace_vm_state_notify(running, state);
1750
1751 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1752 e->cb(e->opaque, running, state);
1753 }
1754 }
1755
1756 void vm_start(void)
1757 {
1758 if (!runstate_is_running()) {
1759 cpu_enable_ticks();
1760 runstate_set(RUN_STATE_RUNNING);
1761 vm_state_notify(1, RUN_STATE_RUNNING);
1762 resume_all_vcpus();
1763 monitor_protocol_event(QEVENT_RESUME, NULL);
1764 }
1765 }
1766
1767 /* reset/shutdown handler */
1768
1769 typedef struct QEMUResetEntry {
1770 QTAILQ_ENTRY(QEMUResetEntry) entry;
1771 QEMUResetHandler *func;
1772 void *opaque;
1773 } QEMUResetEntry;
1774
1775 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1776 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1777 static int reset_requested;
1778 static int shutdown_requested, shutdown_signal = -1;
1779 static pid_t shutdown_pid;
1780 static int powerdown_requested;
1781 static int debug_requested;
1782 static int suspend_requested;
1783 static int wakeup_requested;
1784 static NotifierList powerdown_notifiers =
1785 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1786 static NotifierList suspend_notifiers =
1787 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1788 static NotifierList wakeup_notifiers =
1789 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1790 static uint32_t wakeup_reason_mask = ~0;
1791 static RunState vmstop_requested = RUN_STATE_MAX;
1792
1793 int qemu_shutdown_requested_get(void)
1794 {
1795 return shutdown_requested;
1796 }
1797
1798 int qemu_reset_requested_get(void)
1799 {
1800 return reset_requested;
1801 }
1802
1803 static int qemu_shutdown_requested(void)
1804 {
1805 int r = shutdown_requested;
1806 shutdown_requested = 0;
1807 return r;
1808 }
1809
1810 static void qemu_kill_report(void)
1811 {
1812 if (!qtest_enabled() && shutdown_signal != -1) {
1813 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1814 if (shutdown_pid == 0) {
1815 /* This happens for eg ^C at the terminal, so it's worth
1816 * avoiding printing an odd message in that case.
1817 */
1818 fputc('\n', stderr);
1819 } else {
1820 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1821 }
1822 shutdown_signal = -1;
1823 }
1824 }
1825
1826 static int qemu_reset_requested(void)
1827 {
1828 int r = reset_requested;
1829 reset_requested = 0;
1830 return r;
1831 }
1832
1833 static int qemu_suspend_requested(void)
1834 {
1835 int r = suspend_requested;
1836 suspend_requested = 0;
1837 return r;
1838 }
1839
1840 static int qemu_wakeup_requested(void)
1841 {
1842 int r = wakeup_requested;
1843 wakeup_requested = 0;
1844 return r;
1845 }
1846
1847 static int qemu_powerdown_requested(void)
1848 {
1849 int r = powerdown_requested;
1850 powerdown_requested = 0;
1851 return r;
1852 }
1853
1854 static int qemu_debug_requested(void)
1855 {
1856 int r = debug_requested;
1857 debug_requested = 0;
1858 return r;
1859 }
1860
1861 /* We use RUN_STATE_MAX but any invalid value will do */
1862 static bool qemu_vmstop_requested(RunState *r)
1863 {
1864 if (vmstop_requested < RUN_STATE_MAX) {
1865 *r = vmstop_requested;
1866 vmstop_requested = RUN_STATE_MAX;
1867 return true;
1868 }
1869
1870 return false;
1871 }
1872
1873 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1874 {
1875 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1876
1877 re->func = func;
1878 re->opaque = opaque;
1879 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1880 }
1881
1882 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1883 {
1884 QEMUResetEntry *re;
1885
1886 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1887 if (re->func == func && re->opaque == opaque) {
1888 QTAILQ_REMOVE(&reset_handlers, re, entry);
1889 g_free(re);
1890 return;
1891 }
1892 }
1893 }
1894
1895 void qemu_devices_reset(void)
1896 {
1897 QEMUResetEntry *re, *nre;
1898
1899 /* reset all devices */
1900 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1901 re->func(re->opaque);
1902 }
1903 }
1904
1905 void qemu_system_reset(bool report)
1906 {
1907 if (current_machine && current_machine->reset) {
1908 current_machine->reset();
1909 } else {
1910 qemu_devices_reset();
1911 }
1912 if (report) {
1913 monitor_protocol_event(QEVENT_RESET, NULL);
1914 }
1915 cpu_synchronize_all_post_reset();
1916 }
1917
1918 void qemu_system_reset_request(void)
1919 {
1920 if (no_reboot) {
1921 shutdown_requested = 1;
1922 } else {
1923 reset_requested = 1;
1924 }
1925 cpu_stop_current();
1926 qemu_notify_event();
1927 }
1928
1929 static void qemu_system_suspend(void)
1930 {
1931 pause_all_vcpus();
1932 notifier_list_notify(&suspend_notifiers, NULL);
1933 runstate_set(RUN_STATE_SUSPENDED);
1934 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1935 }
1936
1937 void qemu_system_suspend_request(void)
1938 {
1939 if (runstate_check(RUN_STATE_SUSPENDED)) {
1940 return;
1941 }
1942 suspend_requested = 1;
1943 cpu_stop_current();
1944 qemu_notify_event();
1945 }
1946
1947 void qemu_register_suspend_notifier(Notifier *notifier)
1948 {
1949 notifier_list_add(&suspend_notifiers, notifier);
1950 }
1951
1952 void qemu_system_wakeup_request(WakeupReason reason)
1953 {
1954 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1955 return;
1956 }
1957 if (!(wakeup_reason_mask & (1 << reason))) {
1958 return;
1959 }
1960 runstate_set(RUN_STATE_RUNNING);
1961 notifier_list_notify(&wakeup_notifiers, &reason);
1962 wakeup_requested = 1;
1963 qemu_notify_event();
1964 }
1965
1966 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1967 {
1968 if (enabled) {
1969 wakeup_reason_mask |= (1 << reason);
1970 } else {
1971 wakeup_reason_mask &= ~(1 << reason);
1972 }
1973 }
1974
1975 void qemu_register_wakeup_notifier(Notifier *notifier)
1976 {
1977 notifier_list_add(&wakeup_notifiers, notifier);
1978 }
1979
1980 void qemu_system_killed(int signal, pid_t pid)
1981 {
1982 shutdown_signal = signal;
1983 shutdown_pid = pid;
1984 no_shutdown = 0;
1985 qemu_system_shutdown_request();
1986 }
1987
1988 void qemu_system_shutdown_request(void)
1989 {
1990 shutdown_requested = 1;
1991 qemu_notify_event();
1992 }
1993
1994 static void qemu_system_powerdown(void)
1995 {
1996 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1997 notifier_list_notify(&powerdown_notifiers, NULL);
1998 }
1999
2000 void qemu_system_powerdown_request(void)
2001 {
2002 powerdown_requested = 1;
2003 qemu_notify_event();
2004 }
2005
2006 void qemu_register_powerdown_notifier(Notifier *notifier)
2007 {
2008 notifier_list_add(&powerdown_notifiers, notifier);
2009 }
2010
2011 void qemu_system_debug_request(void)
2012 {
2013 debug_requested = 1;
2014 qemu_notify_event();
2015 }
2016
2017 void qemu_system_vmstop_request(RunState state)
2018 {
2019 vmstop_requested = state;
2020 qemu_notify_event();
2021 }
2022
2023 static bool main_loop_should_exit(void)
2024 {
2025 RunState r;
2026 if (qemu_debug_requested()) {
2027 vm_stop(RUN_STATE_DEBUG);
2028 }
2029 if (qemu_suspend_requested()) {
2030 qemu_system_suspend();
2031 }
2032 if (qemu_shutdown_requested()) {
2033 qemu_kill_report();
2034 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
2035 if (no_shutdown) {
2036 vm_stop(RUN_STATE_SHUTDOWN);
2037 } else {
2038 return true;
2039 }
2040 }
2041 if (qemu_reset_requested()) {
2042 pause_all_vcpus();
2043 cpu_synchronize_all_states();
2044 qemu_system_reset(VMRESET_REPORT);
2045 resume_all_vcpus();
2046 if (runstate_needs_reset()) {
2047 runstate_set(RUN_STATE_PAUSED);
2048 }
2049 }
2050 if (qemu_wakeup_requested()) {
2051 pause_all_vcpus();
2052 cpu_synchronize_all_states();
2053 qemu_system_reset(VMRESET_SILENT);
2054 resume_all_vcpus();
2055 monitor_protocol_event(QEVENT_WAKEUP, NULL);
2056 }
2057 if (qemu_powerdown_requested()) {
2058 qemu_system_powerdown();
2059 }
2060 if (qemu_vmstop_requested(&r)) {
2061 vm_stop(r);
2062 }
2063 return false;
2064 }
2065
2066 static void main_loop(void)
2067 {
2068 bool nonblocking;
2069 int last_io = 0;
2070 #ifdef CONFIG_PROFILER
2071 int64_t ti;
2072 #endif
2073 do {
2074 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
2075 #ifdef CONFIG_PROFILER
2076 ti = profile_getclock();
2077 #endif
2078 last_io = main_loop_wait(nonblocking);
2079 #ifdef CONFIG_PROFILER
2080 dev_time += profile_getclock() - ti;
2081 #endif
2082 } while (!main_loop_should_exit());
2083 }
2084
2085 static void version(void)
2086 {
2087 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2088 }
2089
2090 static void help(int exitcode)
2091 {
2092 version();
2093 printf("usage: %s [options] [disk_image]\n\n"
2094 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2095 error_get_progname());
2096
2097 #define QEMU_OPTIONS_GENERATE_HELP
2098 #include "qemu-options-wrapper.h"
2099
2100 printf("\nDuring emulation, the following keys are useful:\n"
2101 "ctrl-alt-f toggle full screen\n"
2102 "ctrl-alt-n switch to virtual console 'n'\n"
2103 "ctrl-alt toggle mouse and keyboard grab\n"
2104 "\n"
2105 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2106
2107 exit(exitcode);
2108 }
2109
2110 #define HAS_ARG 0x0001
2111
2112 typedef struct QEMUOption {
2113 const char *name;
2114 int flags;
2115 int index;
2116 uint32_t arch_mask;
2117 } QEMUOption;
2118
2119 static const QEMUOption qemu_options[] = {
2120 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2121 #define QEMU_OPTIONS_GENERATE_OPTIONS
2122 #include "qemu-options-wrapper.h"
2123 { NULL },
2124 };
2125
2126 static bool vga_available(void)
2127 {
2128 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2129 }
2130
2131 static bool cirrus_vga_available(void)
2132 {
2133 return object_class_by_name("cirrus-vga")
2134 || object_class_by_name("isa-cirrus-vga");
2135 }
2136
2137 static bool vmware_vga_available(void)
2138 {
2139 return object_class_by_name("vmware-svga");
2140 }
2141
2142 static bool qxl_vga_available(void)
2143 {
2144 return object_class_by_name("qxl-vga");
2145 }
2146
2147 static void select_vgahw (const char *p)
2148 {
2149 const char *opts;
2150
2151 vga_interface_type = VGA_NONE;
2152 if (strstart(p, "std", &opts)) {
2153 if (vga_available()) {
2154 vga_interface_type = VGA_STD;
2155 } else {
2156 fprintf(stderr, "Error: standard VGA not available\n");
2157 exit(0);
2158 }
2159 } else if (strstart(p, "cirrus", &opts)) {
2160 if (cirrus_vga_available()) {
2161 vga_interface_type = VGA_CIRRUS;
2162 } else {
2163 fprintf(stderr, "Error: Cirrus VGA not available\n");
2164 exit(0);
2165 }
2166 } else if (strstart(p, "vmware", &opts)) {
2167 if (vmware_vga_available()) {
2168 vga_interface_type = VGA_VMWARE;
2169 } else {
2170 fprintf(stderr, "Error: VMWare SVGA not available\n");
2171 exit(0);
2172 }
2173 } else if (strstart(p, "xenfb", &opts)) {
2174 vga_interface_type = VGA_XENFB;
2175 } else if (strstart(p, "qxl", &opts)) {
2176 if (qxl_vga_available()) {
2177 vga_interface_type = VGA_QXL;
2178 } else {
2179 fprintf(stderr, "Error: QXL VGA not available\n");
2180 exit(0);
2181 }
2182 } else if (!strstart(p, "none", &opts)) {
2183 invalid_vga:
2184 fprintf(stderr, "Unknown vga type: %s\n", p);
2185 exit(1);
2186 }
2187 while (*opts) {
2188 const char *nextopt;
2189
2190 if (strstart(opts, ",retrace=", &nextopt)) {
2191 opts = nextopt;
2192 if (strstart(opts, "dumb", &nextopt))
2193 vga_retrace_method = VGA_RETRACE_DUMB;
2194 else if (strstart(opts, "precise", &nextopt))
2195 vga_retrace_method = VGA_RETRACE_PRECISE;
2196 else goto invalid_vga;
2197 } else goto invalid_vga;
2198 opts = nextopt;
2199 }
2200 }
2201
2202 static DisplayType select_display(const char *p)
2203 {
2204 const char *opts;
2205 DisplayType display = DT_DEFAULT;
2206
2207 if (strstart(p, "sdl", &opts)) {
2208 #ifdef CONFIG_SDL
2209 display = DT_SDL;
2210 while (*opts) {
2211 const char *nextopt;
2212
2213 if (strstart(opts, ",frame=", &nextopt)) {
2214 opts = nextopt;
2215 if (strstart(opts, "on", &nextopt)) {
2216 no_frame = 0;
2217 } else if (strstart(opts, "off", &nextopt)) {
2218 no_frame = 1;
2219 } else {
2220 goto invalid_sdl_args;
2221 }
2222 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2223 opts = nextopt;
2224 if (strstart(opts, "on", &nextopt)) {
2225 alt_grab = 1;
2226 } else if (strstart(opts, "off", &nextopt)) {
2227 alt_grab = 0;
2228 } else {
2229 goto invalid_sdl_args;
2230 }
2231 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2232 opts = nextopt;
2233 if (strstart(opts, "on", &nextopt)) {
2234 ctrl_grab = 1;
2235 } else if (strstart(opts, "off", &nextopt)) {
2236 ctrl_grab = 0;
2237 } else {
2238 goto invalid_sdl_args;
2239 }
2240 } else if (strstart(opts, ",window_close=", &nextopt)) {
2241 opts = nextopt;
2242 if (strstart(opts, "on", &nextopt)) {
2243 no_quit = 0;
2244 } else if (strstart(opts, "off", &nextopt)) {
2245 no_quit = 1;
2246 } else {
2247 goto invalid_sdl_args;
2248 }
2249 } else {
2250 invalid_sdl_args:
2251 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2252 exit(1);
2253 }
2254 opts = nextopt;
2255 }
2256 #else
2257 fprintf(stderr, "SDL support is disabled\n");
2258 exit(1);
2259 #endif
2260 } else if (strstart(p, "vnc", &opts)) {
2261 #ifdef CONFIG_VNC
2262 display_remote++;
2263
2264 if (*opts) {
2265 const char *nextopt;
2266
2267 if (strstart(opts, "=", &nextopt)) {
2268 vnc_display = nextopt;
2269 }
2270 }
2271 if (!vnc_display) {
2272 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2273 exit(1);
2274 }
2275 #else
2276 fprintf(stderr, "VNC support is disabled\n");
2277 exit(1);
2278 #endif
2279 } else if (strstart(p, "curses", &opts)) {
2280 #ifdef CONFIG_CURSES
2281 display = DT_CURSES;
2282 #else
2283 fprintf(stderr, "Curses support is disabled\n");
2284 exit(1);
2285 #endif
2286 } else if (strstart(p, "gtk", &opts)) {
2287 #ifdef CONFIG_GTK
2288 display = DT_GTK;
2289 #else
2290 fprintf(stderr, "GTK support is disabled\n");
2291 exit(1);
2292 #endif
2293 } else if (strstart(p, "none", &opts)) {
2294 display = DT_NONE;
2295 } else {
2296 fprintf(stderr, "Unknown display type: %s\n", p);
2297 exit(1);
2298 }
2299
2300 return display;
2301 }
2302
2303 static int balloon_parse(const char *arg)
2304 {
2305 QemuOpts *opts;
2306
2307 if (strcmp(arg, "none") == 0) {
2308 return 0;
2309 }
2310
2311 if (!strncmp(arg, "virtio", 6)) {
2312 if (arg[6] == ',') {
2313 /* have params -> parse them */
2314 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2315 if (!opts)
2316 return -1;
2317 } else {
2318 /* create empty opts */
2319 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2320 }
2321 qemu_opt_set(opts, "driver", "virtio-balloon");
2322 return 0;
2323 }
2324
2325 return -1;
2326 }
2327
2328 char *qemu_find_file(int type, const char *name)
2329 {
2330 int i;
2331 const char *subdir;
2332 char *buf;
2333
2334 /* Try the name as a straight path first */
2335 if (access(name, R_OK) == 0) {
2336 trace_load_file(name, name);
2337 return g_strdup(name);
2338 }
2339
2340 switch (type) {
2341 case QEMU_FILE_TYPE_BIOS:
2342 subdir = "";
2343 break;
2344 case QEMU_FILE_TYPE_KEYMAP:
2345 subdir = "keymaps/";
2346 break;
2347 default:
2348 abort();
2349 }
2350
2351 for (i = 0; i < data_dir_idx; i++) {
2352 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2353 if (access(buf, R_OK) == 0) {
2354 trace_load_file(name, buf);
2355 return buf;
2356 }
2357 g_free(buf);
2358 }
2359 return NULL;
2360 }
2361
2362 static int device_help_func(QemuOpts *opts, void *opaque)
2363 {
2364 return qdev_device_help(opts);
2365 }
2366
2367 static int device_init_func(QemuOpts *opts, void *opaque)
2368 {
2369 DeviceState *dev;
2370
2371 dev = qdev_device_add(opts);
2372 if (!dev)
2373 return -1;
2374 object_unref(OBJECT(dev));
2375 return 0;
2376 }
2377
2378 static int chardev_init_func(QemuOpts *opts, void *opaque)
2379 {
2380 Error *local_err = NULL;
2381
2382 qemu_chr_new_from_opts(opts, NULL, &local_err);
2383 if (error_is_set(&local_err)) {
2384 fprintf(stderr, "%s\n", error_get_pretty(local_err));
2385 error_free(local_err);
2386 return -1;
2387 }
2388 return 0;
2389 }
2390
2391 #ifdef CONFIG_VIRTFS
2392 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2393 {
2394 int ret;
2395 ret = qemu_fsdev_add(opts);
2396
2397 return ret;
2398 }
2399 #endif
2400
2401 static int mon_init_func(QemuOpts *opts, void *opaque)
2402 {
2403 CharDriverState *chr;
2404 const char *chardev;
2405 const char *mode;
2406 int flags;
2407
2408 mode = qemu_opt_get(opts, "mode");
2409 if (mode == NULL) {
2410 mode = "readline";
2411 }
2412 if (strcmp(mode, "readline") == 0) {
2413 flags = MONITOR_USE_READLINE;
2414 } else if (strcmp(mode, "control") == 0) {
2415 flags = MONITOR_USE_CONTROL;
2416 } else {
2417 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2418 exit(1);
2419 }
2420
2421 if (qemu_opt_get_bool(opts, "pretty", 0))
2422 flags |= MONITOR_USE_PRETTY;
2423
2424 if (qemu_opt_get_bool(opts, "default", 0))
2425 flags |= MONITOR_IS_DEFAULT;
2426
2427 chardev = qemu_opt_get(opts, "chardev");
2428 chr = qemu_chr_find(chardev);
2429 if (chr == NULL) {
2430 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2431 exit(1);
2432 }
2433
2434 qemu_chr_fe_claim_no_fail(chr);
2435 monitor_init(chr, flags);
2436 return 0;
2437 }
2438
2439 static void monitor_parse(const char *optarg, const char *mode)
2440 {
2441 static int monitor_device_index = 0;
2442 QemuOpts *opts;
2443 const char *p;
2444 char label[32];
2445 int def = 0;
2446
2447 if (strstart(optarg, "chardev:", &p)) {
2448 snprintf(label, sizeof(label), "%s", p);
2449 } else {
2450 snprintf(label, sizeof(label), "compat_monitor%d",
2451 monitor_device_index);
2452 if (monitor_device_index == 0) {
2453 def = 1;
2454 }
2455 opts = qemu_chr_parse_compat(label, optarg);
2456 if (!opts) {
2457 fprintf(stderr, "parse error: %s\n", optarg);
2458 exit(1);
2459 }
2460 }
2461
2462 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2463 if (!opts) {
2464 fprintf(stderr, "duplicate chardev: %s\n", label);
2465 exit(1);
2466 }
2467 qemu_opt_set(opts, "mode", mode);
2468 qemu_opt_set(opts, "chardev", label);
2469 if (def)
2470 qemu_opt_set(opts, "default", "on");
2471 monitor_device_index++;
2472 }
2473
2474 struct device_config {
2475 enum {
2476 DEV_USB, /* -usbdevice */
2477 DEV_BT, /* -bt */
2478 DEV_SERIAL, /* -serial */
2479 DEV_PARALLEL, /* -parallel */
2480 DEV_VIRTCON, /* -virtioconsole */
2481 DEV_DEBUGCON, /* -debugcon */
2482 DEV_GDB, /* -gdb, -s */
2483 DEV_SCLP, /* s390 sclp */
2484 } type;
2485 const char *cmdline;
2486 Location loc;
2487 QTAILQ_ENTRY(device_config) next;
2488 };
2489
2490 static QTAILQ_HEAD(, device_config) device_configs =
2491 QTAILQ_HEAD_INITIALIZER(device_configs);
2492
2493 static void add_device_config(int type, const char *cmdline)
2494 {
2495 struct device_config *conf;
2496
2497 conf = g_malloc0(sizeof(*conf));
2498 conf->type = type;
2499 conf->cmdline = cmdline;
2500 loc_save(&conf->loc);
2501 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2502 }
2503
2504 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2505 {
2506 struct device_config *conf;
2507 int rc;
2508
2509 QTAILQ_FOREACH(conf, &device_configs, next) {
2510 if (conf->type != type)
2511 continue;
2512 loc_push_restore(&conf->loc);
2513 rc = func(conf->cmdline);
2514 loc_pop(&conf->loc);
2515 if (0 != rc)
2516 return rc;
2517 }
2518 return 0;
2519 }
2520
2521 static int serial_parse(const char *devname)
2522 {
2523 static int index = 0;
2524 char label[32];
2525
2526 if (strcmp(devname, "none") == 0)
2527 return 0;
2528 if (index == MAX_SERIAL_PORTS) {
2529 fprintf(stderr, "qemu: too many serial ports\n");
2530 exit(1);
2531 }
2532 snprintf(label, sizeof(label), "serial%d", index);
2533 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2534 if (!serial_hds[index]) {
2535 fprintf(stderr, "qemu: could not connect serial device"
2536 " to character backend '%s'\n", devname);
2537 return -1;
2538 }
2539 index++;
2540 return 0;
2541 }
2542
2543 static int parallel_parse(const char *devname)
2544 {
2545 static int index = 0;
2546 char label[32];
2547
2548 if (strcmp(devname, "none") == 0)
2549 return 0;
2550 if (index == MAX_PARALLEL_PORTS) {
2551 fprintf(stderr, "qemu: too many parallel ports\n");
2552 exit(1);
2553 }
2554 snprintf(label, sizeof(label), "parallel%d", index);
2555 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2556 if (!parallel_hds[index]) {
2557 fprintf(stderr, "qemu: could not connect parallel device"
2558 " to character backend '%s'\n", devname);
2559 return -1;
2560 }
2561 index++;
2562 return 0;
2563 }
2564
2565 static int virtcon_parse(const char *devname)
2566 {
2567 QemuOptsList *device = qemu_find_opts("device");
2568 static int index = 0;
2569 char label[32];
2570 QemuOpts *bus_opts, *dev_opts;
2571
2572 if (strcmp(devname, "none") == 0)
2573 return 0;
2574 if (index == MAX_VIRTIO_CONSOLES) {
2575 fprintf(stderr, "qemu: too many virtio consoles\n");
2576 exit(1);
2577 }
2578
2579 bus_opts = qemu_opts_create_nofail(device);
2580 if (arch_type == QEMU_ARCH_S390X) {
2581 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2582 } else {
2583 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2584 }
2585
2586 dev_opts = qemu_opts_create_nofail(device);
2587 qemu_opt_set(dev_opts, "driver", "virtconsole");
2588
2589 snprintf(label, sizeof(label), "virtcon%d", index);
2590 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2591 if (!virtcon_hds[index]) {
2592 fprintf(stderr, "qemu: could not connect virtio console"
2593 " to character backend '%s'\n", devname);
2594 return -1;
2595 }
2596 qemu_opt_set(dev_opts, "chardev", label);
2597
2598 index++;
2599 return 0;
2600 }
2601
2602 static int sclp_parse(const char *devname)
2603 {
2604 QemuOptsList *device = qemu_find_opts("device");
2605 static int index = 0;
2606 char label[32];
2607 QemuOpts *dev_opts;
2608
2609 if (strcmp(devname, "none") == 0) {
2610 return 0;
2611 }
2612 if (index == MAX_SCLP_CONSOLES) {
2613 fprintf(stderr, "qemu: too many sclp consoles\n");
2614 exit(1);
2615 }
2616
2617 assert(arch_type == QEMU_ARCH_S390X);
2618
2619 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2620 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2621
2622 snprintf(label, sizeof(label), "sclpcon%d", index);
2623 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2624 if (!sclp_hds[index]) {
2625 fprintf(stderr, "qemu: could not connect sclp console"
2626 " to character backend '%s'\n", devname);
2627 return -1;
2628 }
2629 qemu_opt_set(dev_opts, "chardev", label);
2630
2631 index++;
2632 return 0;
2633 }
2634
2635 static int debugcon_parse(const char *devname)
2636 {
2637 QemuOpts *opts;
2638
2639 if (!qemu_chr_new("debugcon", devname, NULL)) {
2640 exit(1);
2641 }
2642 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2643 if (!opts) {
2644 fprintf(stderr, "qemu: already have a debugcon device\n");
2645 exit(1);
2646 }
2647 qemu_opt_set(opts, "driver", "isa-debugcon");
2648 qemu_opt_set(opts, "chardev", "debugcon");
2649 return 0;
2650 }
2651
2652 static QEMUMachine *machine_parse(const char *name)
2653 {
2654 QEMUMachine *m, *machine = NULL;
2655
2656 if (name) {
2657 machine = find_machine(name);
2658 }
2659 if (machine) {
2660 return machine;
2661 }
2662 printf("Supported machines are:\n");
2663 for (m = first_machine; m != NULL; m = m->next) {
2664 if (m->alias) {
2665 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2666 }
2667 printf("%-20s %s%s\n", m->name, m->desc,
2668 m->is_default ? " (default)" : "");
2669 }
2670 exit(!name || !is_help_option(name));
2671 }
2672
2673 static int tcg_init(void)
2674 {
2675 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2676 return 0;
2677 }
2678
2679 static struct {
2680 const char *opt_name;
2681 const char *name;
2682 int (*available)(void);
2683 int (*init)(void);
2684 bool *allowed;
2685 } accel_list[] = {
2686 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2687 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2688 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2689 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2690 };
2691
2692 static int configure_accelerator(void)
2693 {
2694 const char *p = NULL;
2695 char buf[10];
2696 int i, ret;
2697 bool accel_initialised = false;
2698 bool init_failed = false;
2699
2700 QemuOptsList *list = qemu_find_opts("machine");
2701 if (!QTAILQ_EMPTY(&list->head)) {
2702 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2703 }
2704
2705 if (p == NULL) {
2706 /* Use the default "accelerator", tcg */
2707 p = "tcg";
2708 }
2709
2710 while (!accel_initialised && *p != '\0') {
2711 if (*p == ':') {
2712 p++;
2713 }
2714 p = get_opt_name(buf, sizeof (buf), p, ':');
2715 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2716 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2717 if (!accel_list[i].available()) {
2718 printf("%s not supported for this target\n",
2719 accel_list[i].name);
2720 continue;
2721 }
2722 *(accel_list[i].allowed) = true;
2723 ret = accel_list[i].init();
2724 if (ret < 0) {
2725 init_failed = true;
2726 fprintf(stderr, "failed to initialize %s: %s\n",
2727 accel_list[i].name,
2728 strerror(-ret));
2729 *(accel_list[i].allowed) = false;
2730 } else {
2731 accel_initialised = true;
2732 }
2733 break;
2734 }
2735 }
2736 if (i == ARRAY_SIZE(accel_list)) {
2737 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2738 }
2739 }
2740
2741 if (!accel_initialised) {
2742 if (!init_failed) {
2743 fprintf(stderr, "No accelerator found!\n");
2744 }
2745 exit(1);
2746 }
2747
2748 if (init_failed) {
2749 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2750 }
2751
2752 return !accel_initialised;
2753 }
2754
2755 void qemu_add_exit_notifier(Notifier *notify)
2756 {
2757 notifier_list_add(&exit_notifiers, notify);
2758 }
2759
2760 void qemu_remove_exit_notifier(Notifier *notify)
2761 {
2762 notifier_remove(notify);
2763 }
2764
2765 static void qemu_run_exit_notifiers(void)
2766 {
2767 notifier_list_notify(&exit_notifiers, NULL);
2768 }
2769
2770 void qemu_add_machine_init_done_notifier(Notifier *notify)
2771 {
2772 notifier_list_add(&machine_init_done_notifiers, notify);
2773 }
2774
2775 static void qemu_run_machine_init_done_notifiers(void)
2776 {
2777 notifier_list_notify(&machine_init_done_notifiers, NULL);
2778 }
2779
2780 static const QEMUOption *lookup_opt(int argc, char **argv,
2781 const char **poptarg, int *poptind)
2782 {
2783 const QEMUOption *popt;
2784 int optind = *poptind;
2785 char *r = argv[optind];
2786 const char *optarg;
2787
2788 loc_set_cmdline(argv, optind, 1);
2789 optind++;
2790 /* Treat --foo the same as -foo. */
2791 if (r[1] == '-')
2792 r++;
2793 popt = qemu_options;
2794 for(;;) {
2795 if (!popt->name) {
2796 error_report("invalid option");
2797 exit(1);
2798 }
2799 if (!strcmp(popt->name, r + 1))
2800 break;
2801 popt++;
2802 }
2803 if (popt->flags & HAS_ARG) {
2804 if (optind >= argc) {
2805 error_report("requires an argument");
2806 exit(1);
2807 }
2808 optarg = argv[optind++];
2809 loc_set_cmdline(argv, optind - 2, 2);
2810 } else {
2811 optarg = NULL;
2812 }
2813
2814 *poptarg = optarg;
2815 *poptind = optind;
2816
2817 return popt;
2818 }
2819
2820 static gpointer malloc_and_trace(gsize n_bytes)
2821 {
2822 void *ptr = malloc(n_bytes);
2823 trace_g_malloc(n_bytes, ptr);
2824 return ptr;
2825 }
2826
2827 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2828 {
2829 void *ptr = realloc(mem, n_bytes);
2830 trace_g_realloc(mem, n_bytes, ptr);
2831 return ptr;
2832 }
2833
2834 static void free_and_trace(gpointer mem)
2835 {
2836 trace_g_free(mem);
2837 free(mem);
2838 }
2839
2840 static int object_set_property(const char *name, const char *value, void *opaque)
2841 {
2842 Object *obj = OBJECT(opaque);
2843 StringInputVisitor *siv;
2844 Error *local_err = NULL;
2845
2846 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2847 return 0;
2848 }
2849
2850 siv = string_input_visitor_new(value);
2851 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2852 string_input_visitor_cleanup(siv);
2853
2854 if (local_err) {
2855 qerror_report_err(local_err);
2856 error_free(local_err);
2857 return -1;
2858 }
2859
2860 return 0;
2861 }
2862
2863 static int object_create(QemuOpts *opts, void *opaque)
2864 {
2865 const char *type = qemu_opt_get(opts, "qom-type");
2866 const char *id = qemu_opts_id(opts);
2867 Object *obj;
2868
2869 g_assert(type != NULL);
2870
2871 if (id == NULL) {
2872 qerror_report(QERR_MISSING_PARAMETER, "id");
2873 return -1;
2874 }
2875
2876 obj = object_new(type);
2877 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2878 return -1;
2879 }
2880
2881 object_property_add_child(container_get(object_get_root(), "/objects"),
2882 id, obj, NULL);
2883
2884 return 0;
2885 }
2886
2887 int main(int argc, char **argv, char **envp)
2888 {
2889 int i;
2890 int snapshot, linux_boot;
2891 const char *icount_option = NULL;
2892 const char *initrd_filename;
2893 const char *kernel_filename, *kernel_cmdline;
2894 const char *boot_order = NULL;
2895 DisplayState *ds;
2896 int cyls, heads, secs, translation;
2897 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2898 QemuOptsList *olist;
2899 int optind;
2900 const char *optarg;
2901 const char *loadvm = NULL;
2902 QEMUMachine *machine;
2903 const char *cpu_model;
2904 const char *vga_model = "none";
2905 const char *pid_file = NULL;
2906 const char *incoming = NULL;
2907 #ifdef CONFIG_VNC
2908 int show_vnc_port = 0;
2909 #endif
2910 bool defconfig = true;
2911 bool userconfig = true;
2912 const char *log_mask = NULL;
2913 const char *log_file = NULL;
2914 GMemVTable mem_trace = {
2915 .malloc = malloc_and_trace,
2916 .realloc = realloc_and_trace,
2917 .free = free_and_trace,
2918 };
2919 const char *trace_events = NULL;
2920 const char *trace_file = NULL;
2921
2922 atexit(qemu_run_exit_notifiers);
2923 error_set_progname(argv[0]);
2924
2925 g_mem_set_vtable(&mem_trace);
2926 if (!g_thread_supported()) {
2927 #if !GLIB_CHECK_VERSION(2, 31, 0)
2928 g_thread_init(NULL);
2929 #else
2930 fprintf(stderr, "glib threading failed to initialize.\n");
2931 exit(1);
2932 #endif
2933 }
2934
2935 module_call_init(MODULE_INIT_QOM);
2936
2937 qemu_add_opts(&qemu_drive_opts);
2938 qemu_add_opts(&qemu_chardev_opts);
2939 qemu_add_opts(&qemu_device_opts);
2940 qemu_add_opts(&qemu_netdev_opts);
2941 qemu_add_opts(&qemu_net_opts);
2942 qemu_add_opts(&qemu_rtc_opts);
2943 qemu_add_opts(&qemu_global_opts);
2944 qemu_add_opts(&qemu_mon_opts);
2945 qemu_add_opts(&qemu_trace_opts);
2946 qemu_add_opts(&qemu_option_rom_opts);
2947 qemu_add_opts(&qemu_machine_opts);
2948 qemu_add_opts(&qemu_smp_opts);
2949 qemu_add_opts(&qemu_boot_opts);
2950 qemu_add_opts(&qemu_sandbox_opts);
2951 qemu_add_opts(&qemu_add_fd_opts);
2952 qemu_add_opts(&qemu_object_opts);
2953 qemu_add_opts(&qemu_tpmdev_opts);
2954 qemu_add_opts(&qemu_realtime_opts);
2955
2956 runstate_init();
2957
2958 init_clocks();
2959 rtc_clock = host_clock;
2960
2961 qemu_cache_utils_init(envp);
2962
2963 QLIST_INIT (&vm_change_state_head);
2964 os_setup_early_signal_handling();
2965
2966 module_call_init(MODULE_INIT_MACHINE);
2967 machine = find_default_machine();
2968 cpu_model = NULL;
2969 ram_size = 0;
2970 snapshot = 0;
2971 cyls = heads = secs = 0;
2972 translation = BIOS_ATA_TRANSLATION_AUTO;
2973
2974 for (i = 0; i < MAX_NODES; i++) {
2975 node_mem[i] = 0;
2976 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2977 }
2978
2979 nb_numa_nodes = 0;
2980 nb_nics = 0;
2981
2982 bdrv_init_with_whitelist();
2983
2984 autostart= 1;
2985
2986 /* first pass of option parsing */
2987 optind = 1;
2988 while (optind < argc) {
2989 if (argv[optind][0] != '-') {
2990 /* disk image */
2991 optind++;
2992 continue;
2993 } else {
2994 const QEMUOption *popt;
2995
2996 popt = lookup_opt(argc, argv, &optarg, &optind);
2997 switch (popt->index) {
2998 case QEMU_OPTION_nodefconfig:
2999 defconfig = false;
3000 break;
3001 case QEMU_OPTION_nouserconfig:
3002 userconfig = false;
3003 break;
3004 }
3005 }
3006 }
3007
3008 if (defconfig) {
3009 int ret;
3010 ret = qemu_read_default_config_files(userconfig);
3011 if (ret < 0) {
3012 exit(1);
3013 }
3014 }
3015
3016 /* second pass of option parsing */
3017 optind = 1;
3018 for(;;) {
3019 if (optind >= argc)
3020 break;
3021 if (argv[optind][0] != '-') {
3022 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
3023 } else {
3024 const QEMUOption *popt;
3025
3026 popt = lookup_opt(argc, argv, &optarg, &optind);
3027 if (!(popt->arch_mask & arch_type)) {
3028 printf("Option %s not supported for this target\n", popt->name);
3029 exit(1);
3030 }
3031 switch(popt->index) {
3032 case QEMU_OPTION_M:
3033 machine = machine_parse(optarg);
3034 break;
3035 case QEMU_OPTION_no_kvm_irqchip: {
3036 olist = qemu_find_opts("machine");
3037 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3038 break;
3039 }
3040 case QEMU_OPTION_cpu:
3041 /* hw initialization will check this */
3042 cpu_model = optarg;
3043 break;
3044 case QEMU_OPTION_hda:
3045 {
3046 char buf[256];
3047 if (cyls == 0)
3048 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3049 else
3050 snprintf(buf, sizeof(buf),
3051 "%s,cyls=%d,heads=%d,secs=%d%s",
3052 HD_OPTS , cyls, heads, secs,
3053 translation == BIOS_ATA_TRANSLATION_LBA ?
3054 ",trans=lba" :
3055 translation == BIOS_ATA_TRANSLATION_NONE ?
3056 ",trans=none" : "");
3057 drive_add(IF_DEFAULT, 0, optarg, buf);
3058 break;
3059 }
3060 case QEMU_OPTION_hdb:
3061 case QEMU_OPTION_hdc:
3062 case QEMU_OPTION_hdd:
3063 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3064 HD_OPTS);
3065 break;
3066 case QEMU_OPTION_drive:
3067 if (drive_def(optarg) == NULL) {
3068 exit(1);
3069 }
3070 break;
3071 case QEMU_OPTION_set:
3072 if (qemu_set_option(optarg) != 0)
3073 exit(1);
3074 break;
3075 case QEMU_OPTION_global:
3076 if (qemu_global_option(optarg) != 0)
3077 exit(1);
3078 break;
3079 case QEMU_OPTION_mtdblock:
3080 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3081 break;
3082 case QEMU_OPTION_sd:
3083 drive_add(IF_SD, -1, optarg, SD_OPTS);
3084 break;
3085 case QEMU_OPTION_pflash:
3086 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3087 break;
3088 case QEMU_OPTION_snapshot:
3089 snapshot = 1;
3090 break;
3091 case QEMU_OPTION_hdachs:
3092 {
3093 const char *p;
3094 p = optarg;
3095 cyls = strtol(p, (char **)&p, 0);
3096 if (cyls < 1 || cyls > 16383)
3097 goto chs_fail;
3098 if (*p != ',')
3099 goto chs_fail;
3100 p++;
3101 heads = strtol(p, (char **)&p, 0);
3102 if (heads < 1 || heads > 16)
3103 goto chs_fail;
3104 if (*p != ',')
3105 goto chs_fail;
3106 p++;
3107 secs = strtol(p, (char **)&p, 0);
3108 if (secs < 1 || secs > 63)
3109 goto chs_fail;
3110 if (*p == ',') {
3111 p++;
3112 if (!strcmp(p, "none"))
3113 translation = BIOS_ATA_TRANSLATION_NONE;
3114 else if (!strcmp(p, "lba"))
3115 translation = BIOS_ATA_TRANSLATION_LBA;
3116 else if (!strcmp(p, "auto"))
3117 translation = BIOS_ATA_TRANSLATION_AUTO;
3118 else
3119 goto chs_fail;
3120 } else if (*p != '\0') {
3121 chs_fail:
3122 fprintf(stderr, "qemu: invalid physical CHS format\n");
3123 exit(1);
3124 }
3125 if (hda_opts != NULL) {
3126 char num[16];
3127 snprintf(num, sizeof(num), "%d", cyls);
3128 qemu_opt_set(hda_opts, "cyls", num);
3129 snprintf(num, sizeof(num), "%d", heads);
3130 qemu_opt_set(hda_opts, "heads", num);
3131 snprintf(num, sizeof(num), "%d", secs);
3132 qemu_opt_set(hda_opts, "secs", num);
3133 if (translation == BIOS_ATA_TRANSLATION_LBA)
3134 qemu_opt_set(hda_opts, "trans", "lba");
3135 if (translation == BIOS_ATA_TRANSLATION_NONE)
3136 qemu_opt_set(hda_opts, "trans", "none");
3137 }
3138 }
3139 break;
3140 case QEMU_OPTION_numa:
3141 numa_add(optarg);
3142 break;
3143 case QEMU_OPTION_display:
3144 display_type = select_display(optarg);
3145 break;
3146 case QEMU_OPTION_nographic:
3147 display_type = DT_NOGRAPHIC;
3148 break;
3149 case QEMU_OPTION_curses:
3150 #ifdef CONFIG_CURSES
3151 display_type = DT_CURSES;
3152 #else
3153 fprintf(stderr, "Curses support is disabled\n");
3154 exit(1);
3155 #endif
3156 break;
3157 case QEMU_OPTION_portrait:
3158 graphic_rotate = 90;
3159 break;
3160 case QEMU_OPTION_rotate:
3161 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3162 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3163 graphic_rotate != 180 && graphic_rotate != 270) {
3164 fprintf(stderr,
3165 "qemu: only 90, 180, 270 deg rotation is available\n");
3166 exit(1);
3167 }
3168 break;
3169 case QEMU_OPTION_kernel:
3170 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3171 break;
3172 case QEMU_OPTION_initrd:
3173 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3174 break;
3175 case QEMU_OPTION_append:
3176 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3177 break;
3178 case QEMU_OPTION_dtb:
3179 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3180 break;
3181 case QEMU_OPTION_cdrom:
3182 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3183 break;
3184 case QEMU_OPTION_boot:
3185 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3186 if (!opts) {
3187 exit(1);
3188 }
3189 break;
3190 case QEMU_OPTION_fda:
3191 case QEMU_OPTION_fdb:
3192 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3193 optarg, FD_OPTS);
3194 break;
3195 case QEMU_OPTION_no_fd_bootchk:
3196 fd_bootchk = 0;
3197 break;
3198 case QEMU_OPTION_netdev:
3199 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3200 exit(1);
3201 }
3202 break;
3203 case QEMU_OPTION_net:
3204 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3205 exit(1);
3206 }
3207 break;
3208 #ifdef CONFIG_LIBISCSI
3209 case QEMU_OPTION_iscsi:
3210 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3211 if (!opts) {
3212 exit(1);
3213 }
3214 break;
3215 #endif
3216 #ifdef CONFIG_SLIRP
3217 case QEMU_OPTION_tftp:
3218 legacy_tftp_prefix = optarg;
3219 break;
3220 case QEMU_OPTION_bootp:
3221 legacy_bootp_filename = optarg;
3222 break;
3223 case QEMU_OPTION_redir:
3224 if (net_slirp_redir(optarg) < 0)
3225 exit(1);
3226 break;
3227 #endif
3228 case QEMU_OPTION_bt:
3229 add_device_config(DEV_BT, optarg);
3230 break;
3231 case QEMU_OPTION_audio_help:
3232 AUD_help ();
3233 exit (0);
3234 break;
3235 case QEMU_OPTION_soundhw:
3236 select_soundhw (optarg);
3237 break;
3238 case QEMU_OPTION_h:
3239 help(0);
3240 break;
3241 case QEMU_OPTION_version:
3242 version();
3243 exit(0);
3244 break;
3245 case QEMU_OPTION_m: {
3246 int64_t value;
3247 uint64_t sz;
3248 char *end;
3249
3250 value = strtosz(optarg, &end);
3251 if (value < 0 || *end) {
3252 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3253 exit(1);
3254 }
3255 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3256 ram_size = sz;
3257 if (ram_size != sz) {
3258 fprintf(stderr, "qemu: ram size too large\n");
3259 exit(1);
3260 }
3261 break;
3262 }
3263 #ifdef CONFIG_TPM
3264 case QEMU_OPTION_tpmdev:
3265 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3266 exit(1);
3267 }
3268 break;
3269 #endif
3270 case QEMU_OPTION_mempath:
3271 mem_path = optarg;
3272 break;
3273 #ifdef MAP_POPULATE
3274 case QEMU_OPTION_mem_prealloc:
3275 mem_prealloc = 1;
3276 break;
3277 #endif
3278 case QEMU_OPTION_d:
3279 log_mask = optarg;
3280 break;
3281 case QEMU_OPTION_D:
3282 log_file = optarg;
3283 break;
3284 case QEMU_OPTION_s:
3285 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3286 break;
3287 case QEMU_OPTION_gdb:
3288 add_device_config(DEV_GDB, optarg);
3289 break;
3290 case QEMU_OPTION_L:
3291 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3292 data_dir[data_dir_idx++] = optarg;
3293 }
3294 break;
3295 case QEMU_OPTION_bios:
3296 bios_name = optarg;
3297 break;
3298 case QEMU_OPTION_singlestep:
3299 singlestep = 1;
3300 break;
3301 case QEMU_OPTION_S:
3302 autostart = 0;
3303 break;
3304 case QEMU_OPTION_k:
3305 keyboard_layout = optarg;
3306 break;
3307 case QEMU_OPTION_localtime:
3308 rtc_utc = 0;
3309 break;
3310 case QEMU_OPTION_vga:
3311 vga_model = optarg;
3312 default_vga = 0;
3313 break;
3314 case QEMU_OPTION_g:
3315 {
3316 const char *p;
3317 int w, h, depth;
3318 p = optarg;
3319 w = strtol(p, (char **)&p, 10);
3320 if (w <= 0) {
3321 graphic_error:
3322 fprintf(stderr, "qemu: invalid resolution or depth\n");
3323 exit(1);
3324 }
3325 if (*p != 'x')
3326 goto graphic_error;
3327 p++;
3328 h = strtol(p, (char **)&p, 10);
3329 if (h <= 0)
3330 goto graphic_error;
3331 if (*p == 'x') {
3332 p++;
3333 depth = strtol(p, (char **)&p, 10);
3334 if (depth != 8 && depth != 15 && depth != 16 &&
3335 depth != 24 && depth != 32)
3336 goto graphic_error;
3337 } else if (*p == '\0') {
3338 depth = graphic_depth;
3339 } else {
3340 goto graphic_error;
3341 }
3342
3343 graphic_width = w;
3344 graphic_height = h;
3345 graphic_depth = depth;
3346 }
3347 break;
3348 case QEMU_OPTION_echr:
3349 {
3350 char *r;
3351 term_escape_char = strtol(optarg, &r, 0);
3352 if (r == optarg)
3353 printf("Bad argument to echr\n");
3354 break;
3355 }
3356 case QEMU_OPTION_monitor:
3357 default_monitor = 0;
3358 if (strncmp(optarg, "none", 4)) {
3359 monitor_parse(optarg, "readline");
3360 }
3361 break;
3362 case QEMU_OPTION_qmp:
3363 monitor_parse(optarg, "control");
3364 default_monitor = 0;
3365 break;
3366 case QEMU_OPTION_mon:
3367 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3368 if (!opts) {
3369 exit(1);
3370 }
3371 default_monitor = 0;
3372 break;
3373 case QEMU_OPTION_chardev:
3374 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3375 if (!opts) {
3376 exit(1);
3377 }
3378 break;
3379 case QEMU_OPTION_fsdev:
3380 olist = qemu_find_opts("fsdev");
3381 if (!olist) {
3382 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3383 exit(1);
3384 }
3385 opts = qemu_opts_parse(olist, optarg, 1);
3386 if (!opts) {
3387 exit(1);
3388 }
3389 break;
3390 case QEMU_OPTION_virtfs: {
3391 QemuOpts *fsdev;
3392 QemuOpts *device;
3393 const char *writeout, *sock_fd, *socket;
3394
3395 olist = qemu_find_opts("virtfs");
3396 if (!olist) {
3397 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3398 exit(1);
3399 }
3400 opts = qemu_opts_parse(olist, optarg, 1);
3401 if (!opts) {
3402 exit(1);
3403 }
3404
3405 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3406 qemu_opt_get(opts, "mount_tag") == NULL) {
3407 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3408 exit(1);
3409 }
3410 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3411 qemu_opt_get(opts, "mount_tag"),
3412 1, NULL);
3413 if (!fsdev) {
3414 fprintf(stderr, "duplicate fsdev id: %s\n",
3415 qemu_opt_get(opts, "mount_tag"));
3416 exit(1);
3417 }
3418
3419 writeout = qemu_opt_get(opts, "writeout");
3420 if (writeout) {
3421 #ifdef CONFIG_SYNC_FILE_RANGE
3422 qemu_opt_set(fsdev, "writeout", writeout);
3423 #else
3424 fprintf(stderr, "writeout=immediate not supported on "
3425 "this platform\n");
3426 exit(1);
3427 #endif
3428 }
3429 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3430 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3431 qemu_opt_set(fsdev, "security_model",
3432 qemu_opt_get(opts, "security_model"));
3433 socket = qemu_opt_get(opts, "socket");
3434 if (socket) {
3435 qemu_opt_set(fsdev, "socket", socket);
3436 }
3437 sock_fd = qemu_opt_get(opts, "sock_fd");
3438 if (sock_fd) {
3439 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3440 }
3441
3442 qemu_opt_set_bool(fsdev, "readonly",
3443 qemu_opt_get_bool(opts, "readonly", 0));
3444 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3445 qemu_opt_set(device, "driver", "virtio-9p-pci");
3446 qemu_opt_set(device, "fsdev",
3447 qemu_opt_get(opts, "mount_tag"));
3448 qemu_opt_set(device, "mount_tag",
3449 qemu_opt_get(opts, "mount_tag"));
3450 break;
3451 }
3452 case QEMU_OPTION_virtfs_synth: {
3453 QemuOpts *fsdev;
3454 QemuOpts *device;
3455
3456 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3457 1, NULL);
3458 if (!fsdev) {
3459 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3460 exit(1);
3461 }
3462 qemu_opt_set(fsdev, "fsdriver", "synth");
3463
3464 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3465 qemu_opt_set(device, "driver", "virtio-9p-pci");
3466 qemu_opt_set(device, "fsdev", "v_synth");
3467 qemu_opt_set(device, "mount_tag", "v_synth");
3468 break;
3469 }
3470 case QEMU_OPTION_serial:
3471 add_device_config(DEV_SERIAL, optarg);
3472 default_serial = 0;
3473 if (strncmp(optarg, "mon:", 4) == 0) {
3474 default_monitor = 0;
3475 }
3476 break;
3477 case QEMU_OPTION_watchdog:
3478 if (watchdog) {
3479 fprintf(stderr,
3480 "qemu: only one watchdog option may be given\n");
3481 return 1;
3482 }
3483 watchdog = optarg;
3484 break;
3485 case QEMU_OPTION_watchdog_action:
3486 if (select_watchdog_action(optarg) == -1) {
3487 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3488 exit(1);
3489 }
3490 break;
3491 case QEMU_OPTION_virtiocon:
3492 add_device_config(DEV_VIRTCON, optarg);
3493 default_virtcon = 0;
3494 if (strncmp(optarg, "mon:", 4) == 0) {
3495 default_monitor = 0;
3496 }
3497 break;
3498 case QEMU_OPTION_parallel:
3499 add_device_config(DEV_PARALLEL, optarg);
3500 default_parallel = 0;
3501 if (strncmp(optarg, "mon:", 4) == 0) {
3502 default_monitor = 0;
3503 }
3504 break;
3505 case QEMU_OPTION_debugcon:
3506 add_device_config(DEV_DEBUGCON, optarg);
3507 break;
3508 case QEMU_OPTION_loadvm:
3509 loadvm = optarg;
3510 break;
3511 case QEMU_OPTION_full_screen:
3512 full_screen = 1;
3513 break;
3514 case QEMU_OPTION_no_frame:
3515 no_frame = 1;
3516 break;
3517 case QEMU_OPTION_alt_grab:
3518 alt_grab = 1;
3519 break;
3520 case QEMU_OPTION_ctrl_grab:
3521 ctrl_grab = 1;
3522 break;
3523 case QEMU_OPTION_no_quit:
3524 no_quit = 1;
3525 break;
3526 case QEMU_OPTION_sdl:
3527 #ifdef CONFIG_SDL
3528 display_type = DT_SDL;
3529 break;
3530 #else
3531 fprintf(stderr, "SDL support is disabled\n");
3532 exit(1);
3533 #endif
3534 case QEMU_OPTION_pidfile:
3535 pid_file = optarg;
3536 break;
3537 case QEMU_OPTION_win2k_hack:
3538 win2k_install_hack = 1;
3539 break;
3540 case QEMU_OPTION_rtc_td_hack: {
3541 static GlobalProperty slew_lost_ticks[] = {
3542 {
3543 .driver = "mc146818rtc",
3544 .property = "lost_tick_policy",
3545 .value = "slew",
3546 },
3547 { /* end of list */ }
3548 };
3549
3550 qdev_prop_register_global_list(slew_lost_ticks);
3551 break;
3552 }
3553 case QEMU_OPTION_acpitable:
3554 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3555 g_assert(opts != NULL);
3556 do_acpitable_option(opts);
3557 break;
3558 case QEMU_OPTION_smbios:
3559 do_smbios_option(optarg);
3560 break;
3561 case QEMU_OPTION_enable_kvm:
3562 olist = qemu_find_opts("machine");
3563 qemu_opts_parse(olist, "accel=kvm", 0);
3564 break;
3565 case QEMU_OPTION_machine:
3566 olist = qemu_find_opts("machine");
3567 opts = qemu_opts_parse(olist, optarg, 1);
3568 if (!opts) {
3569 exit(1);
3570 }
3571 optarg = qemu_opt_get(opts, "type");
3572 if (optarg) {
3573 machine = machine_parse(optarg);
3574 }
3575 break;
3576 case QEMU_OPTION_no_kvm:
3577 olist = qemu_find_opts("machine");
3578 qemu_opts_parse(olist, "accel=tcg", 0);
3579 break;
3580 case QEMU_OPTION_no_kvm_pit: {
3581 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3582 "separately.\n");
3583 break;
3584 }
3585 case QEMU_OPTION_no_kvm_pit_reinjection: {
3586 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3587 {
3588 .driver = "kvm-pit",
3589 .property = "lost_tick_policy",
3590 .value = "discard",
3591 },
3592 { /* end of list */ }
3593 };
3594
3595 fprintf(stderr, "Warning: option deprecated, use "
3596 "lost_tick_policy property of kvm-pit instead.\n");
3597 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3598 break;
3599 }
3600 case QEMU_OPTION_usb:
3601 olist = qemu_find_opts("machine");
3602 qemu_opts_parse(olist, "usb=on", 0);
3603 break;
3604 case QEMU_OPTION_usbdevice:
3605 olist = qemu_find_opts("machine");
3606 qemu_opts_parse(olist, "usb=on", 0);
3607 add_device_config(DEV_USB, optarg);
3608 break;
3609 case QEMU_OPTION_device:
3610 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3611 exit(1);
3612 }
3613 break;
3614 case QEMU_OPTION_smp:
3615 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3616 exit(1);
3617 }
3618 break;
3619 case QEMU_OPTION_vnc:
3620 #ifdef CONFIG_VNC
3621 display_remote++;
3622 vnc_display = optarg;
3623 #else
3624 fprintf(stderr, "VNC support is disabled\n");
3625 exit(1);
3626 #endif
3627 break;
3628 case QEMU_OPTION_no_acpi:
3629 acpi_enabled = 0;
3630 break;
3631 case QEMU_OPTION_no_hpet:
3632 no_hpet = 1;
3633 break;
3634 case QEMU_OPTION_balloon:
3635 if (balloon_parse(optarg) < 0) {
3636 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3637 exit(1);
3638 }
3639 break;
3640 case QEMU_OPTION_no_reboot:
3641 no_reboot = 1;
3642 break;
3643 case QEMU_OPTION_no_shutdown:
3644 no_shutdown = 1;
3645 break;
3646 case QEMU_OPTION_show_cursor:
3647 cursor_hide = 0;
3648 break;
3649 case QEMU_OPTION_uuid:
3650 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3651 fprintf(stderr, "Fail to parse UUID string."
3652 " Wrong format.\n");
3653 exit(1);
3654 }
3655 break;
3656 case QEMU_OPTION_option_rom:
3657 if (nb_option_roms >= MAX_OPTION_ROMS) {
3658 fprintf(stderr, "Too many option ROMs\n");
3659 exit(1);
3660 }
3661 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3662 if (!opts) {
3663 exit(1);
3664 }
3665 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3666 option_rom[nb_option_roms].bootindex =
3667 qemu_opt_get_number(opts, "bootindex", -1);
3668 if (!option_rom[nb_option_roms].name) {
3669 fprintf(stderr, "Option ROM file is not specified\n");
3670 exit(1);
3671 }
3672 nb_option_roms++;
3673 break;
3674 case QEMU_OPTION_semihosting:
3675 semihosting_enabled = 1;
3676 break;
3677 case QEMU_OPTION_tdf:
3678 fprintf(stderr, "Warning: user space PIT time drift fix "
3679 "is no longer supported.\n");
3680 break;
3681 case QEMU_OPTION_name:
3682 qemu_name = g_strdup(optarg);
3683 {
3684 char *p = strchr(qemu_name, ',');
3685 if (p != NULL) {
3686 *p++ = 0;
3687 if (strncmp(p, "process=", 8)) {
3688 fprintf(stderr, "Unknown subargument %s to -name\n", p);
3689 exit(1);
3690 }
3691 p += 8;
3692 os_set_proc_name(p);
3693 }
3694 }
3695 break;
3696 case QEMU_OPTION_prom_env:
3697 if (nb_prom_envs >= MAX_PROM_ENVS) {
3698 fprintf(stderr, "Too many prom variables\n");
3699 exit(1);
3700 }
3701 prom_envs[nb_prom_envs] = optarg;
3702 nb_prom_envs++;
3703 break;
3704 case QEMU_OPTION_old_param:
3705 old_param = 1;
3706 break;
3707 case QEMU_OPTION_clock:
3708 configure_alarms(optarg);
3709 break;
3710 case QEMU_OPTION_startdate:
3711 configure_rtc_date_offset(optarg, 1);
3712 break;
3713 case QEMU_OPTION_rtc:
3714 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3715 if (!opts) {
3716 exit(1);
3717 }
3718 configure_rtc(opts);
3719 break;
3720 case QEMU_OPTION_tb_size:
3721 tcg_tb_size = strtol(optarg, NULL, 0);
3722 if (tcg_tb_size < 0) {
3723 tcg_tb_size = 0;
3724 }
3725 break;
3726 case QEMU_OPTION_icount:
3727 icount_option = optarg;
3728 break;
3729 case QEMU_OPTION_incoming:
3730 incoming = optarg;
3731 runstate_set(RUN_STATE_INMIGRATE);
3732 break;
3733 case QEMU_OPTION_nodefaults:
3734 default_serial = 0;
3735 default_parallel = 0;
3736 default_virtcon = 0;
3737 default_sclp = 0;
3738 default_monitor = 0;
3739 default_net = 0;
3740 default_floppy = 0;
3741 default_cdrom = 0;
3742 default_sdcard = 0;
3743 default_vga = 0;
3744 break;
3745 case QEMU_OPTION_xen_domid:
3746 if (!(xen_available())) {
3747 printf("Option %s not supported for this target\n", popt->name);
3748 exit(1);
3749 }
3750 xen_domid = atoi(optarg);
3751 break;
3752 case QEMU_OPTION_xen_create:
3753 if (!(xen_available())) {
3754 printf("Option %s not supported for this target\n", popt->name);
3755 exit(1);
3756 }
3757 xen_mode = XEN_CREATE;
3758 break;
3759 case QEMU_OPTION_xen_attach:
3760 if (!(xen_available())) {
3761 printf("Option %s not supported for this target\n", popt->name);
3762 exit(1);
3763 }
3764 xen_mode = XEN_ATTACH;
3765 break;
3766 case QEMU_OPTION_trace:
3767 {
3768 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3769 if (!opts) {
3770 exit(1);
3771 }
3772 trace_events = qemu_opt_get(opts, "events");
3773 trace_file = qemu_opt_get(opts, "file");
3774 break;
3775 }
3776 case QEMU_OPTION_readconfig:
3777 {
3778 int ret = qemu_read_config_file(optarg);
3779 if (ret < 0) {
3780 fprintf(stderr, "read config %s: %s\n", optarg,
3781 strerror(-ret));
3782 exit(1);
3783 }
3784 break;
3785 }
3786 case QEMU_OPTION_spice:
3787 olist = qemu_find_opts("spice");
3788 if (!olist) {
3789 fprintf(stderr, "spice is not supported by this qemu build.\n");
3790 exit(1);
3791 }
3792 opts = qemu_opts_parse(olist, optarg, 0);
3793 if (!opts) {
3794 exit(1);
3795 }
3796 display_remote++;
3797 break;
3798 case QEMU_OPTION_writeconfig:
3799 {
3800 FILE *fp;
3801 if (strcmp(optarg, "-") == 0) {
3802 fp = stdout;
3803 } else {
3804 fp = fopen(optarg, "w");
3805 if (fp == NULL) {
3806 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3807 exit(1);
3808 }
3809 }
3810 qemu_config_write(fp);
3811 fclose(fp);
3812 break;
3813 }
3814 case QEMU_OPTION_qtest:
3815 qtest_chrdev = optarg;
3816 break;
3817 case QEMU_OPTION_qtest_log:
3818 qtest_log = optarg;
3819 break;
3820 case QEMU_OPTION_sandbox:
3821 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3822 if (!opts) {
3823 exit(1);
3824 }
3825 break;
3826 case QEMU_OPTION_add_fd:
3827 #ifndef _WIN32
3828 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3829 if (!opts) {
3830 exit(1);
3831 }
3832 #else
3833 error_report("File descriptor passing is disabled on this "
3834 "platform");
3835 exit(1);
3836 #endif
3837 break;
3838 case QEMU_OPTION_object:
3839 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3840 if (!opts) {
3841 exit(1);
3842 }
3843 break;
3844 case QEMU_OPTION_realtime:
3845 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3846 if (!opts) {
3847 exit(1);
3848 }
3849 configure_realtime(opts);
3850 break;
3851 default:
3852 os_parse_cmd_args(popt->index, optarg);
3853 }
3854 }
3855 }
3856 loc_set_none();
3857
3858 if (qemu_init_main_loop()) {
3859 fprintf(stderr, "qemu_init_main_loop failed\n");
3860 exit(1);
3861 }
3862
3863 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3864 exit(1);
3865 }
3866
3867 #ifndef _WIN32
3868 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3869 exit(1);
3870 }
3871
3872 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3873 exit(1);
3874 }
3875 #endif
3876
3877 if (machine == NULL) {
3878 fprintf(stderr, "No machine found.\n");
3879 exit(1);
3880 }
3881
3882 if (machine->hw_version) {
3883 qemu_set_version(machine->hw_version);
3884 }
3885
3886 if (qemu_opts_foreach(qemu_find_opts("object"),
3887 object_create, NULL, 0) != 0) {
3888 exit(1);
3889 }
3890
3891 /* Init CPU def lists, based on config
3892 * - Must be called after all the qemu_read_config_file() calls
3893 * - Must be called before list_cpus()
3894 * - Must be called before machine->init()
3895 */
3896 cpudef_init();
3897
3898 if (cpu_model && is_help_option(cpu_model)) {
3899 list_cpus(stdout, &fprintf, cpu_model);
3900 exit(0);
3901 }
3902
3903 /* Open the logfile at this point, if necessary. We can't open the logfile
3904 * when encountering either of the logging options (-d or -D) because the
3905 * other one may be encountered later on the command line, changing the
3906 * location or level of logging.
3907 */
3908 if (log_mask) {
3909 int mask;
3910 if (log_file) {
3911 qemu_set_log_filename(log_file);
3912 }
3913
3914 mask = qemu_str_to_log_mask(log_mask);
3915 if (!mask) {
3916 qemu_print_log_usage(stdout);
3917 exit(1);
3918 }
3919 qemu_set_log(mask);
3920 }
3921
3922 if (!trace_backend_init(trace_events, trace_file)) {
3923 exit(1);
3924 }
3925
3926 /* If no data_dir is specified then try to find it relative to the
3927 executable path. */
3928 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3929 data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3930 if (data_dir[data_dir_idx] != NULL) {
3931 data_dir_idx++;
3932 }
3933 }
3934 /* If all else fails use the install path specified when building. */
3935 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3936 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3937 }
3938
3939 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3940
3941 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3942 if (smp_cpus > machine->max_cpus) {
3943 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3944 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3945 machine->max_cpus);
3946 exit(1);
3947 }
3948
3949 /*
3950 * Get the default machine options from the machine if it is not already
3951 * specified either by the configuration file or by the command line.
3952 */
3953 if (machine->default_machine_opts) {
3954 qemu_opts_set_defaults(qemu_find_opts("machine"),
3955 machine->default_machine_opts, 0);
3956 }
3957
3958 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3959 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3960
3961 if (machine->no_serial) {
3962 default_serial = 0;
3963 }
3964 if (machine->no_parallel) {
3965 default_parallel = 0;
3966 }
3967 if (!machine->use_virtcon) {
3968 default_virtcon = 0;
3969 }
3970 if (!machine->use_sclp) {
3971 default_sclp = 0;
3972 }
3973 if (machine->no_floppy) {
3974 default_floppy = 0;
3975 }
3976 if (machine->no_cdrom) {
3977 default_cdrom = 0;
3978 }
3979 if (machine->no_sdcard) {
3980 default_sdcard = 0;
3981 }
3982
3983 if (is_daemonized()) {
3984 /* According to documentation and historically, -nographic redirects
3985 * serial port, parallel port and monitor to stdio, which does not work
3986 * with -daemonize. We can redirect these to null instead, but since
3987 * -nographic is legacy, let's just error out.
3988 * We disallow -nographic only if all other ports are not redirected
3989 * explicitly, to not break existing legacy setups which uses
3990 * -nographic _and_ redirects all ports explicitly - this is valid
3991 * usage, -nographic is just a no-op in this case.
3992 */
3993 if (display_type == DT_NOGRAPHIC
3994 && (default_parallel || default_serial
3995 || default_monitor || default_virtcon)) {
3996 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3997 exit(1);
3998 }
3999 #ifdef CONFIG_CURSES
4000 if (display_type == DT_CURSES) {
4001 fprintf(stderr, "curses display can not be used with -daemonize\n");
4002 exit(1);
4003 }
4004 #endif
4005 }
4006
4007 if (display_type == DT_NOGRAPHIC) {
4008 if (default_parallel)
4009 add_device_config(DEV_PARALLEL, "null");
4010 if (default_serial && default_monitor) {
4011 add_device_config(DEV_SERIAL, "mon:stdio");
4012 } else if (default_virtcon && default_monitor) {
4013 add_device_config(DEV_VIRTCON, "mon:stdio");
4014 } else if (default_sclp && default_monitor) {
4015 add_device_config(DEV_SCLP, "mon:stdio");
4016 } else {
4017 if (default_serial)
4018 add_device_config(DEV_SERIAL, "stdio");
4019 if (default_virtcon)
4020 add_device_config(DEV_VIRTCON, "stdio");
4021 if (default_sclp) {
4022 add_device_config(DEV_SCLP, "stdio");
4023 }
4024 if (default_monitor)
4025 monitor_parse("stdio", "readline");
4026 }
4027 } else {
4028 if (default_serial)
4029 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4030 if (default_parallel)
4031 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4032 if (default_monitor)
4033 monitor_parse("vc:80Cx24C", "readline");
4034 if (default_virtcon)
4035 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4036 if (default_sclp) {
4037 add_device_config(DEV_SCLP, "vc:80Cx24C");
4038 }
4039 }
4040
4041 if (display_type == DT_DEFAULT && !display_remote) {
4042 #if defined(CONFIG_GTK)
4043 display_type = DT_GTK;
4044 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4045 display_type = DT_SDL;
4046 #elif defined(CONFIG_VNC)
4047 vnc_display = "localhost:0,to=99";
4048 show_vnc_port = 1;
4049 #else
4050 display_type = DT_NONE;
4051 #endif
4052 }
4053
4054 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4055 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4056 "for SDL, ignoring option\n");
4057 }
4058 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4059 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4060 "ignoring option\n");
4061 }
4062
4063 #if defined(CONFIG_GTK)
4064 if (display_type == DT_GTK) {
4065 early_gtk_display_init();
4066 }
4067 #endif
4068
4069 socket_init();
4070
4071 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4072 exit(1);
4073 #ifdef CONFIG_VIRTFS
4074 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4075 exit(1);
4076 }
4077 #endif
4078
4079 os_daemonize();
4080
4081 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4082 os_pidfile_error();
4083 exit(1);
4084 }
4085
4086 /* init the memory */
4087 if (ram_size == 0) {
4088 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4089 }
4090
4091 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4092 != 0) {
4093 exit(0);
4094 }
4095
4096 configure_accelerator();
4097
4098 if (!qtest_enabled() && qtest_chrdev) {
4099 qtest_init();
4100 }
4101
4102 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4103 if (machine_opts) {
4104 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4105 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4106 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4107 } else {
4108 kernel_filename = initrd_filename = kernel_cmdline = NULL;
4109 }
4110
4111 if (!boot_order) {
4112 boot_order = machine->boot_order;
4113 }
4114 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4115 if (opts) {
4116 char *normal_boot_order;
4117 const char *order, *once;
4118
4119 order = qemu_opt_get(opts, "order");
4120 if (order) {
4121 validate_bootdevices(order);
4122 boot_order = order;
4123 }
4124
4125 once = qemu_opt_get(opts, "once");
4126 if (once) {
4127 validate_bootdevices(once);
4128 normal_boot_order = g_strdup(boot_order);
4129 boot_order = once;
4130 qemu_register_reset(restore_boot_order, normal_boot_order);
4131 }
4132
4133 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4134 }
4135
4136 if (!kernel_cmdline) {
4137 kernel_cmdline = "";
4138 }
4139
4140 linux_boot = (kernel_filename != NULL);
4141
4142 if (!linux_boot && *kernel_cmdline != '\0') {
4143 fprintf(stderr, "-append only allowed with -kernel option\n");
4144 exit(1);
4145 }
4146
4147 if (!linux_boot && initrd_filename != NULL) {
4148 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4149 exit(1);
4150 }
4151
4152 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4153 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4154 exit(1);
4155 }
4156
4157 os_set_line_buffering();
4158
4159 qemu_init_cpu_loop();
4160 qemu_mutex_lock_iothread();
4161
4162 #ifdef CONFIG_SPICE
4163 /* spice needs the timers to be initialized by this point */
4164 qemu_spice_init();
4165 #endif
4166
4167 if (icount_option && (kvm_enabled() || xen_enabled())) {
4168 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4169 exit(1);
4170 }
4171 configure_icount(icount_option);
4172
4173 /* clean up network at qemu process termination */
4174 atexit(&net_cleanup);
4175
4176 if (net_init_clients() < 0) {
4177 exit(1);
4178 }
4179
4180 #ifdef CONFIG_TPM
4181 if (tpm_init() < 0) {
4182 exit(1);
4183 }
4184 #endif
4185
4186 /* init the bluetooth world */
4187 if (foreach_device_config(DEV_BT, bt_parse))
4188 exit(1);
4189
4190 if (!xen_enabled()) {
4191 /* On 32-bit hosts, QEMU is limited by virtual address space */
4192 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4193 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4194 exit(1);
4195 }
4196 }
4197
4198 cpu_exec_init_all();
4199
4200 blk_mig_init();
4201
4202 /* open the virtual block devices */
4203 if (snapshot)
4204 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4205 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4206 &machine->block_default_type, 1) != 0) {
4207 exit(1);
4208 }
4209
4210 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4211 CDROM_OPTS);
4212 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4213 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4214
4215 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4216
4217 if (nb_numa_nodes > 0) {
4218 int i;
4219
4220 if (nb_numa_nodes > MAX_NODES) {
4221 nb_numa_nodes = MAX_NODES;
4222 }
4223
4224 /* If no memory size if given for any node, assume the default case
4225 * and distribute the available memory equally across all nodes
4226 */
4227 for (i = 0; i < nb_numa_nodes; i++) {
4228 if (node_mem[i] != 0)
4229 break;
4230 }
4231 if (i == nb_numa_nodes) {
4232 uint64_t usedmem = 0;
4233
4234 /* On Linux, the each node's border has to be 8MB aligned,
4235 * the final node gets the rest.
4236 */
4237 for (i = 0; i < nb_numa_nodes - 1; i++) {
4238 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4239 usedmem += node_mem[i];
4240 }
4241 node_mem[i] = ram_size - usedmem;
4242 }
4243
4244 for (i = 0; i < nb_numa_nodes; i++) {
4245 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4246 break;
4247 }
4248 }
4249 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4250 * must cope with this anyway, because there are BIOSes out there in
4251 * real machines which also use this scheme.
4252 */
4253 if (i == nb_numa_nodes) {
4254 for (i = 0; i < max_cpus; i++) {
4255 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4256 }
4257 }
4258 }
4259
4260 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4261 exit(1);
4262 }
4263
4264 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4265 exit(1);
4266 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4267 exit(1);
4268 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4269 exit(1);
4270 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4271 exit(1);
4272 }
4273 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4274 exit(1);
4275
4276 /* If no default VGA is requested, the default is "none". */
4277 if (default_vga) {
4278 if (cirrus_vga_available()) {
4279 vga_model = "cirrus";
4280 } else if (vga_available()) {
4281 vga_model = "std";
4282 }
4283 }
4284 select_vgahw(vga_model);
4285
4286 if (watchdog) {
4287 i = select_watchdog(watchdog);
4288 if (i > 0)
4289 exit (i == 1 ? 1 : 0);
4290 }
4291
4292 if (machine->compat_props) {
4293 qdev_prop_register_global_list(machine->compat_props);
4294 }
4295 qemu_add_globals();
4296
4297 qdev_machine_init();
4298
4299 QEMUMachineInitArgs args = { .ram_size = ram_size,
4300 .boot_device = boot_order,
4301 .kernel_filename = kernel_filename,
4302 .kernel_cmdline = kernel_cmdline,
4303 .initrd_filename = initrd_filename,
4304 .cpu_model = cpu_model };
4305 machine->init(&args);
4306
4307 audio_init();
4308
4309 cpu_synchronize_all_post_init();
4310
4311 set_numa_modes();
4312
4313 current_machine = machine;
4314
4315 /* init USB devices */
4316 if (usb_enabled(false)) {
4317 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4318 exit(1);
4319 }
4320
4321 /* init generic devices */
4322 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4323 exit(1);
4324
4325 net_check_clients();
4326
4327 ds = init_displaystate();
4328
4329 /* init local displays */
4330 switch (display_type) {
4331 case DT_NOGRAPHIC:
4332 break;
4333 #if defined(CONFIG_CURSES)
4334 case DT_CURSES:
4335 curses_display_init(ds, full_screen);
4336 break;
4337 #endif
4338 #if defined(CONFIG_SDL)
4339 case DT_SDL:
4340 sdl_display_init(ds, full_screen, no_frame);
4341 break;
4342 #elif defined(CONFIG_COCOA)
4343 case DT_SDL:
4344 cocoa_display_init(ds, full_screen);
4345 break;
4346 #endif
4347 #if defined(CONFIG_GTK)
4348 case DT_GTK:
4349 gtk_display_init(ds, full_screen);
4350 break;
4351 #endif
4352 default:
4353 break;
4354 }
4355
4356 /* must be after terminal init, SDL library changes signal handlers */
4357 os_setup_signal_handling();
4358
4359 #ifdef CONFIG_VNC
4360 /* init remote displays */
4361 if (vnc_display) {
4362 Error *local_err = NULL;
4363 vnc_display_init(ds);
4364 vnc_display_open(ds, vnc_display, &local_err);
4365 if (local_err != NULL) {
4366 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4367 vnc_display, error_get_pretty(local_err));
4368 error_free(local_err);
4369 exit(1);
4370 }
4371
4372 if (show_vnc_port) {
4373 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4374 }
4375 }
4376 #endif
4377 #ifdef CONFIG_SPICE
4378 if (using_spice && !qxl_enabled) {
4379 qemu_spice_display_init(ds);
4380 }
4381 #endif
4382
4383 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4384 exit(1);
4385 }
4386
4387 qdev_machine_creation_done();
4388
4389 if (rom_load_all() != 0) {
4390 fprintf(stderr, "rom loading failed\n");
4391 exit(1);
4392 }
4393
4394 /* TODO: once all bus devices are qdevified, this should be done
4395 * when bus is created by qdev.c */
4396 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4397 qemu_run_machine_init_done_notifiers();
4398
4399 qemu_system_reset(VMRESET_SILENT);
4400 if (loadvm) {
4401 if (load_vmstate(loadvm) < 0) {
4402 autostart = 0;
4403 }
4404 }
4405
4406 if (incoming) {
4407 Error *local_err = NULL;
4408 qemu_start_incoming_migration(incoming, &local_err);
4409 if (local_err) {
4410 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4411 error_free(local_err);
4412 exit(1);
4413 }
4414 } else if (autostart) {
4415 vm_start();
4416 }
4417
4418 os_setup_post();
4419
4420 main_loop();
4421 bdrv_close_all();
4422 pause_all_vcpus();
4423 res_free();
4424 #ifdef CONFIG_TPM
4425 tpm_cleanup();
4426 #endif
4427
4428 return 0;
4429 }
Qemu copy for testing