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