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