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Merge branch 'for-upstream' of git://github.com/mwalle/qemu
[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/pc.h"
121 #include "hw/isa.h"
122 #include "hw/bt.h"
123 #include "hw/watchdog.h"
124 #include "hw/smbios.h"
125 #include "hw/xen.h"
126 #include "hw/qdev.h"
127 #include "hw/loader.h"
128 #include "monitor/qdev.h"
129 #include "bt/bt.h"
130 #include "net/net.h"
131 #include "net/slirp.h"
132 #include "monitor/monitor.h"
133 #include "ui/console.h"
134 #include "sysemu/sysemu.h"
135 #include "exec/gdbstub.h"
136 #include "qemu/timer.h"
137 #include "char/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block-common.h"
141 #include "migration/block.h"
142 #include "tpm/tpm.h"
143 #include "sysemu/dma.h"
144 #include "audio/audio.h"
145 #include "migration/migration.h"
146 #include "sysemu/kvm.h"
147 #include "qapi/qmp/qjson.h"
148 #include "qemu/option.h"
149 #include "qemu/config-file.h"
150 #include "qemu-options.h"
151 #include "qmp-commands.h"
152 #include "qemu/main-loop.h"
153 #ifdef CONFIG_VIRTFS
154 #include "fsdev/qemu-fsdev.h"
155 #endif
156 #include "sysemu/qtest.h"
157
158 #include "disas/disas.h"
159
160 #include "qemu/sockets.h"
161
162 #include "slirp/libslirp.h"
163
164 #include "trace.h"
165 #include "trace/control.h"
166 #include "qemu/queue.h"
167 #include "sysemu/cpus.h"
168 #include "sysemu/arch_init.h"
169 #include "qemu/osdep.h"
170
171 #include "ui/qemu-spice.h"
172 #include "qapi/string-input-visitor.h"
173
174 //#define DEBUG_NET
175 //#define DEBUG_SLIRP
176
177 #define DEFAULT_RAM_SIZE 128
178
179 #define MAX_VIRTIO_CONSOLES 1
180 #define MAX_SCLP_CONSOLES 1
181
182 static const char *data_dir[16];
183 static int data_dir_idx;
184 const char *bios_name = NULL;
185 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
186 DisplayType display_type = DT_DEFAULT;
187 static int display_remote;
188 const char* keyboard_layout = NULL;
189 ram_addr_t ram_size;
190 const char *mem_path = NULL;
191 #ifdef MAP_POPULATE
192 int mem_prealloc = 0; /* force preallocation of physical target memory */
193 #endif
194 int nb_nics;
195 NICInfo nd_table[MAX_NICS];
196 int autostart;
197 static int rtc_utc = 1;
198 static int rtc_date_offset = -1; /* -1 means no change */
199 QEMUClock *rtc_clock;
200 int vga_interface_type = VGA_NONE;
201 static int full_screen = 0;
202 #ifdef CONFIG_SDL
203 static int no_frame = 0;
204 #endif
205 int no_quit = 0;
206 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
207 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
208 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
209 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
210 int win2k_install_hack = 0;
211 int singlestep = 0;
212 int smp_cpus = 1;
213 int max_cpus = 0;
214 int smp_cores = 1;
215 int smp_threads = 1;
216 #ifdef CONFIG_VNC
217 const char *vnc_display;
218 #endif
219 int acpi_enabled = 1;
220 int no_hpet = 0;
221 int fd_bootchk = 1;
222 static int no_reboot;
223 int no_shutdown = 0;
224 int cursor_hide = 1;
225 int graphic_rotate = 0;
226 const char *watchdog;
227 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
228 int nb_option_roms;
229 int semihosting_enabled = 0;
230 int old_param = 0;
231 const char *qemu_name;
232 int alt_grab = 0;
233 int ctrl_grab = 0;
234 unsigned int nb_prom_envs = 0;
235 const char *prom_envs[MAX_PROM_ENVS];
236 int boot_menu;
237 bool boot_strict;
238 uint8_t *boot_splash_filedata;
239 size_t boot_splash_filedata_size;
240 uint8_t qemu_extra_params_fw[2];
241
242 typedef struct FWBootEntry FWBootEntry;
243
244 struct FWBootEntry {
245 QTAILQ_ENTRY(FWBootEntry) link;
246 int32_t bootindex;
247 DeviceState *dev;
248 char *suffix;
249 };
250
251 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
252 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
253
254 int nb_numa_nodes;
255 uint64_t node_mem[MAX_NODES];
256 unsigned long *node_cpumask[MAX_NODES];
257
258 uint8_t qemu_uuid[16];
259
260 static QEMUBootSetHandler *boot_set_handler;
261 static void *boot_set_opaque;
262
263 static NotifierList exit_notifiers =
264 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
265
266 static NotifierList machine_init_done_notifiers =
267 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
268
269 static bool tcg_allowed = true;
270 bool kvm_allowed;
271 bool xen_allowed;
272 uint32_t xen_domid;
273 enum xen_mode xen_mode = XEN_EMULATE;
274 static int tcg_tb_size;
275
276 static int default_serial = 1;
277 static int default_parallel = 1;
278 static int default_virtcon = 1;
279 static int default_sclp = 1;
280 static int default_monitor = 1;
281 static int default_floppy = 1;
282 static int default_cdrom = 1;
283 static int default_sdcard = 1;
284 static int default_vga = 1;
285
286 static struct {
287 const char *driver;
288 int *flag;
289 } default_list[] = {
290 { .driver = "isa-serial", .flag = &default_serial },
291 { .driver = "isa-parallel", .flag = &default_parallel },
292 { .driver = "isa-fdc", .flag = &default_floppy },
293 { .driver = "ide-cd", .flag = &default_cdrom },
294 { .driver = "ide-hd", .flag = &default_cdrom },
295 { .driver = "ide-drive", .flag = &default_cdrom },
296 { .driver = "scsi-cd", .flag = &default_cdrom },
297 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
298 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
299 { .driver = "virtio-serial", .flag = &default_virtcon },
300 { .driver = "VGA", .flag = &default_vga },
301 { .driver = "isa-vga", .flag = &default_vga },
302 { .driver = "cirrus-vga", .flag = &default_vga },
303 { .driver = "isa-cirrus-vga", .flag = &default_vga },
304 { .driver = "vmware-svga", .flag = &default_vga },
305 { .driver = "qxl-vga", .flag = &default_vga },
306 };
307
308 static QemuOptsList qemu_rtc_opts = {
309 .name = "rtc",
310 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
311 .desc = {
312 {
313 .name = "base",
314 .type = QEMU_OPT_STRING,
315 },{
316 .name = "clock",
317 .type = QEMU_OPT_STRING,
318 },{
319 .name = "driftfix",
320 .type = QEMU_OPT_STRING,
321 },
322 { /* end of list */ }
323 },
324 };
325
326 static QemuOptsList qemu_sandbox_opts = {
327 .name = "sandbox",
328 .implied_opt_name = "enable",
329 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
330 .desc = {
331 {
332 .name = "enable",
333 .type = QEMU_OPT_BOOL,
334 },
335 { /* end of list */ }
336 },
337 };
338
339 static QemuOptsList qemu_trace_opts = {
340 .name = "trace",
341 .implied_opt_name = "trace",
342 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
343 .desc = {
344 {
345 .name = "events",
346 .type = QEMU_OPT_STRING,
347 },{
348 .name = "file",
349 .type = QEMU_OPT_STRING,
350 },
351 { /* end of list */ }
352 },
353 };
354
355 static QemuOptsList qemu_option_rom_opts = {
356 .name = "option-rom",
357 .implied_opt_name = "romfile",
358 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
359 .desc = {
360 {
361 .name = "bootindex",
362 .type = QEMU_OPT_NUMBER,
363 }, {
364 .name = "romfile",
365 .type = QEMU_OPT_STRING,
366 },
367 { /* end of list */ }
368 },
369 };
370
371 static QemuOptsList qemu_machine_opts = {
372 .name = "machine",
373 .implied_opt_name = "type",
374 .merge_lists = true,
375 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
376 .desc = {
377 {
378 .name = "type",
379 .type = QEMU_OPT_STRING,
380 .help = "emulated machine"
381 }, {
382 .name = "accel",
383 .type = QEMU_OPT_STRING,
384 .help = "accelerator list",
385 }, {
386 .name = "kernel_irqchip",
387 .type = QEMU_OPT_BOOL,
388 .help = "use KVM in-kernel irqchip",
389 }, {
390 .name = "kvm_shadow_mem",
391 .type = QEMU_OPT_SIZE,
392 .help = "KVM shadow MMU size",
393 }, {
394 .name = "kernel",
395 .type = QEMU_OPT_STRING,
396 .help = "Linux kernel image file",
397 }, {
398 .name = "initrd",
399 .type = QEMU_OPT_STRING,
400 .help = "Linux initial ramdisk file",
401 }, {
402 .name = "append",
403 .type = QEMU_OPT_STRING,
404 .help = "Linux kernel command line",
405 }, {
406 .name = "dtb",
407 .type = QEMU_OPT_STRING,
408 .help = "Linux kernel device tree file",
409 }, {
410 .name = "dumpdtb",
411 .type = QEMU_OPT_STRING,
412 .help = "Dump current dtb to a file and quit",
413 }, {
414 .name = "phandle_start",
415 .type = QEMU_OPT_STRING,
416 .help = "The first phandle ID we may generate dynamically",
417 }, {
418 .name = "dt_compatible",
419 .type = QEMU_OPT_STRING,
420 .help = "Overrides the \"compatible\" property of the dt root node",
421 }, {
422 .name = "dump-guest-core",
423 .type = QEMU_OPT_BOOL,
424 .help = "Include guest memory in a core dump",
425 }, {
426 .name = "mem-merge",
427 .type = QEMU_OPT_BOOL,
428 .help = "enable/disable memory merge support",
429 },{
430 .name = "usb",
431 .type = QEMU_OPT_BOOL,
432 .help = "Set on/off to enable/disable usb",
433 },
434 { /* End of list */ }
435 },
436 };
437
438 static QemuOptsList qemu_boot_opts = {
439 .name = "boot-opts",
440 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
441 .desc = {
442 /* the three names below are not used now */
443 {
444 .name = "order",
445 .type = QEMU_OPT_STRING,
446 }, {
447 .name = "once",
448 .type = QEMU_OPT_STRING,
449 }, {
450 .name = "menu",
451 .type = QEMU_OPT_STRING,
452 /* following are really used */
453 }, {
454 .name = "splash",
455 .type = QEMU_OPT_STRING,
456 }, {
457 .name = "splash-time",
458 .type = QEMU_OPT_STRING,
459 }, {
460 .name = "reboot-timeout",
461 .type = QEMU_OPT_STRING,
462 }, {
463 .name = "strict",
464 .type = QEMU_OPT_STRING,
465 },
466 { /*End of list */ }
467 },
468 };
469
470 static QemuOptsList qemu_add_fd_opts = {
471 .name = "add-fd",
472 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
473 .desc = {
474 {
475 .name = "fd",
476 .type = QEMU_OPT_NUMBER,
477 .help = "file descriptor of which a duplicate is added to fd set",
478 },{
479 .name = "set",
480 .type = QEMU_OPT_NUMBER,
481 .help = "ID of the fd set to add fd to",
482 },{
483 .name = "opaque",
484 .type = QEMU_OPT_STRING,
485 .help = "free-form string used to describe fd",
486 },
487 { /* end of list */ }
488 },
489 };
490
491 static QemuOptsList qemu_object_opts = {
492 .name = "object",
493 .implied_opt_name = "qom-type",
494 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
495 .desc = {
496 { }
497 },
498 };
499
500 static QemuOptsList qemu_tpmdev_opts = {
501 .name = "tpmdev",
502 .implied_opt_name = "type",
503 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
504 .desc = {
505 {
506 .name = "type",
507 .type = QEMU_OPT_STRING,
508 .help = "Type of TPM backend",
509 },
510 {
511 .name = "cancel-path",
512 .type = QEMU_OPT_STRING,
513 .help = "Sysfs file entry for canceling TPM commands",
514 },
515 {
516 .name = "path",
517 .type = QEMU_OPT_STRING,
518 .help = "Path to TPM device on the host",
519 },
520 { /* end of list */ }
521 },
522 };
523
524 const char *qemu_get_vm_name(void)
525 {
526 return qemu_name;
527 }
528
529 static void res_free(void)
530 {
531 if (boot_splash_filedata != NULL) {
532 g_free(boot_splash_filedata);
533 boot_splash_filedata = NULL;
534 }
535 }
536
537 static int default_driver_check(QemuOpts *opts, void *opaque)
538 {
539 const char *driver = qemu_opt_get(opts, "driver");
540 int i;
541
542 if (!driver)
543 return 0;
544 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
545 if (strcmp(default_list[i].driver, driver) != 0)
546 continue;
547 *(default_list[i].flag) = 0;
548 }
549 return 0;
550 }
551
552 /***********************************************************/
553 /* QEMU state */
554
555 static RunState current_run_state = RUN_STATE_PRELAUNCH;
556
557 typedef struct {
558 RunState from;
559 RunState to;
560 } RunStateTransition;
561
562 static const RunStateTransition runstate_transitions_def[] = {
563 /* from -> to */
564 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
565
566 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
567 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
568
569 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
570 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
571
572 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
573 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
574
575 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
576 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
577
578 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
579 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
580
581 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
582 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
583 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
584
585 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
586 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
587
588 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
589
590 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
591 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
592 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
593 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
594 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
595 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
596 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
597 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
598 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
599
600 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
601
602 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
603 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
604
605 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
606 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
607 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
608 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
609
610 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
611 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
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
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 StatusInfo *qmp_query_status(Error **errp)
655 {
656 StatusInfo *info = g_malloc0(sizeof(*info));
657
658 info->running = runstate_is_running();
659 info->singlestep = singlestep;
660 info->status = current_run_state;
661
662 return info;
663 }
664
665 /***********************************************************/
666 /* real time host monotonic timer */
667
668 /***********************************************************/
669 /* host time/date access */
670 void qemu_get_timedate(struct tm *tm, int offset)
671 {
672 time_t ti;
673
674 time(&ti);
675 ti += offset;
676 if (rtc_date_offset == -1) {
677 if (rtc_utc)
678 gmtime_r(&ti, tm);
679 else
680 localtime_r(&ti, tm);
681 } else {
682 ti -= rtc_date_offset;
683 gmtime_r(&ti, tm);
684 }
685 }
686
687 int qemu_timedate_diff(struct tm *tm)
688 {
689 time_t seconds;
690
691 if (rtc_date_offset == -1)
692 if (rtc_utc)
693 seconds = mktimegm(tm);
694 else {
695 struct tm tmp = *tm;
696 tmp.tm_isdst = -1; /* use timezone to figure it out */
697 seconds = mktime(&tmp);
698 }
699 else
700 seconds = mktimegm(tm) + rtc_date_offset;
701
702 return seconds - time(NULL);
703 }
704
705 void rtc_change_mon_event(struct tm *tm)
706 {
707 QObject *data;
708
709 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
710 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
711 qobject_decref(data);
712 }
713
714 static void configure_rtc_date_offset(const char *startdate, int legacy)
715 {
716 time_t rtc_start_date;
717 struct tm tm;
718
719 if (!strcmp(startdate, "now") && legacy) {
720 rtc_date_offset = -1;
721 } else {
722 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
723 &tm.tm_year,
724 &tm.tm_mon,
725 &tm.tm_mday,
726 &tm.tm_hour,
727 &tm.tm_min,
728 &tm.tm_sec) == 6) {
729 /* OK */
730 } else if (sscanf(startdate, "%d-%d-%d",
731 &tm.tm_year,
732 &tm.tm_mon,
733 &tm.tm_mday) == 3) {
734 tm.tm_hour = 0;
735 tm.tm_min = 0;
736 tm.tm_sec = 0;
737 } else {
738 goto date_fail;
739 }
740 tm.tm_year -= 1900;
741 tm.tm_mon--;
742 rtc_start_date = mktimegm(&tm);
743 if (rtc_start_date == -1) {
744 date_fail:
745 fprintf(stderr, "Invalid date format. Valid formats are:\n"
746 "'2006-06-17T16:01:21' or '2006-06-17'\n");
747 exit(1);
748 }
749 rtc_date_offset = time(NULL) - rtc_start_date;
750 }
751 }
752
753 static void configure_rtc(QemuOpts *opts)
754 {
755 const char *value;
756
757 value = qemu_opt_get(opts, "base");
758 if (value) {
759 if (!strcmp(value, "utc")) {
760 rtc_utc = 1;
761 } else if (!strcmp(value, "localtime")) {
762 rtc_utc = 0;
763 } else {
764 configure_rtc_date_offset(value, 0);
765 }
766 }
767 value = qemu_opt_get(opts, "clock");
768 if (value) {
769 if (!strcmp(value, "host")) {
770 rtc_clock = host_clock;
771 } else if (!strcmp(value, "rt")) {
772 rtc_clock = rt_clock;
773 } else if (!strcmp(value, "vm")) {
774 rtc_clock = vm_clock;
775 } else {
776 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
777 exit(1);
778 }
779 }
780 value = qemu_opt_get(opts, "driftfix");
781 if (value) {
782 if (!strcmp(value, "slew")) {
783 static GlobalProperty slew_lost_ticks[] = {
784 {
785 .driver = "mc146818rtc",
786 .property = "lost_tick_policy",
787 .value = "slew",
788 },
789 { /* end of list */ }
790 };
791
792 qdev_prop_register_global_list(slew_lost_ticks);
793 } else if (!strcmp(value, "none")) {
794 /* discard is default */
795 } else {
796 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
797 exit(1);
798 }
799 }
800 }
801
802 /***********************************************************/
803 /* Bluetooth support */
804 static int nb_hcis;
805 static int cur_hci;
806 static struct HCIInfo *hci_table[MAX_NICS];
807
808 static struct bt_vlan_s {
809 struct bt_scatternet_s net;
810 int id;
811 struct bt_vlan_s *next;
812 } *first_bt_vlan;
813
814 /* find or alloc a new bluetooth "VLAN" */
815 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
816 {
817 struct bt_vlan_s **pvlan, *vlan;
818 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
819 if (vlan->id == id)
820 return &vlan->net;
821 }
822 vlan = g_malloc0(sizeof(struct bt_vlan_s));
823 vlan->id = id;
824 pvlan = &first_bt_vlan;
825 while (*pvlan != NULL)
826 pvlan = &(*pvlan)->next;
827 *pvlan = vlan;
828 return &vlan->net;
829 }
830
831 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
832 {
833 }
834
835 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
836 {
837 return -ENOTSUP;
838 }
839
840 static struct HCIInfo null_hci = {
841 .cmd_send = null_hci_send,
842 .sco_send = null_hci_send,
843 .acl_send = null_hci_send,
844 .bdaddr_set = null_hci_addr_set,
845 };
846
847 struct HCIInfo *qemu_next_hci(void)
848 {
849 if (cur_hci == nb_hcis)
850 return &null_hci;
851
852 return hci_table[cur_hci++];
853 }
854
855 static struct HCIInfo *hci_init(const char *str)
856 {
857 char *endp;
858 struct bt_scatternet_s *vlan = 0;
859
860 if (!strcmp(str, "null"))
861 /* null */
862 return &null_hci;
863 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
864 /* host[:hciN] */
865 return bt_host_hci(str[4] ? str + 5 : "hci0");
866 else if (!strncmp(str, "hci", 3)) {
867 /* hci[,vlan=n] */
868 if (str[3]) {
869 if (!strncmp(str + 3, ",vlan=", 6)) {
870 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
871 if (*endp)
872 vlan = 0;
873 }
874 } else
875 vlan = qemu_find_bt_vlan(0);
876 if (vlan)
877 return bt_new_hci(vlan);
878 }
879
880 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
881
882 return 0;
883 }
884
885 static int bt_hci_parse(const char *str)
886 {
887 struct HCIInfo *hci;
888 bdaddr_t bdaddr;
889
890 if (nb_hcis >= MAX_NICS) {
891 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
892 return -1;
893 }
894
895 hci = hci_init(str);
896 if (!hci)
897 return -1;
898
899 bdaddr.b[0] = 0x52;
900 bdaddr.b[1] = 0x54;
901 bdaddr.b[2] = 0x00;
902 bdaddr.b[3] = 0x12;
903 bdaddr.b[4] = 0x34;
904 bdaddr.b[5] = 0x56 + nb_hcis;
905 hci->bdaddr_set(hci, bdaddr.b);
906
907 hci_table[nb_hcis++] = hci;
908
909 return 0;
910 }
911
912 static void bt_vhci_add(int vlan_id)
913 {
914 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
915
916 if (!vlan->slave)
917 fprintf(stderr, "qemu: warning: adding a VHCI to "
918 "an empty scatternet %i\n", vlan_id);
919
920 bt_vhci_init(bt_new_hci(vlan));
921 }
922
923 static struct bt_device_s *bt_device_add(const char *opt)
924 {
925 struct bt_scatternet_s *vlan;
926 int vlan_id = 0;
927 char *endp = strstr(opt, ",vlan=");
928 int len = (endp ? endp - opt : strlen(opt)) + 1;
929 char devname[10];
930
931 pstrcpy(devname, MIN(sizeof(devname), len), opt);
932
933 if (endp) {
934 vlan_id = strtol(endp + 6, &endp, 0);
935 if (*endp) {
936 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
937 return 0;
938 }
939 }
940
941 vlan = qemu_find_bt_vlan(vlan_id);
942
943 if (!vlan->slave)
944 fprintf(stderr, "qemu: warning: adding a slave device to "
945 "an empty scatternet %i\n", vlan_id);
946
947 if (!strcmp(devname, "keyboard"))
948 return bt_keyboard_init(vlan);
949
950 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
951 return 0;
952 }
953
954 static int bt_parse(const char *opt)
955 {
956 const char *endp, *p;
957 int vlan;
958
959 if (strstart(opt, "hci", &endp)) {
960 if (!*endp || *endp == ',') {
961 if (*endp)
962 if (!strstart(endp, ",vlan=", 0))
963 opt = endp + 1;
964
965 return bt_hci_parse(opt);
966 }
967 } else if (strstart(opt, "vhci", &endp)) {
968 if (!*endp || *endp == ',') {
969 if (*endp) {
970 if (strstart(endp, ",vlan=", &p)) {
971 vlan = strtol(p, (char **) &endp, 0);
972 if (*endp) {
973 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
974 return 1;
975 }
976 } else {
977 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
978 return 1;
979 }
980 } else
981 vlan = 0;
982
983 bt_vhci_add(vlan);
984 return 0;
985 }
986 } else if (strstart(opt, "device:", &endp))
987 return !bt_device_add(endp);
988
989 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
990 return 1;
991 }
992
993 static int parse_sandbox(QemuOpts *opts, void *opaque)
994 {
995 /* FIXME: change this to true for 1.3 */
996 if (qemu_opt_get_bool(opts, "enable", false)) {
997 #ifdef CONFIG_SECCOMP
998 if (seccomp_start() < 0) {
999 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1000 "failed to install seccomp syscall filter in the kernel");
1001 return -1;
1002 }
1003 #else
1004 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1005 "sandboxing request but seccomp is not compiled into this build");
1006 return -1;
1007 #endif
1008 }
1009
1010 return 0;
1011 }
1012
1013 /*********QEMU USB setting******/
1014 bool usb_enabled(bool default_usb)
1015 {
1016 QemuOpts *mach_opts;
1017 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1018 if (mach_opts) {
1019 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1020 }
1021 return default_usb;
1022 }
1023
1024 #ifndef _WIN32
1025 static int parse_add_fd(QemuOpts *opts, void *opaque)
1026 {
1027 int fd, dupfd, flags;
1028 int64_t fdset_id;
1029 const char *fd_opaque = NULL;
1030
1031 fd = qemu_opt_get_number(opts, "fd", -1);
1032 fdset_id = qemu_opt_get_number(opts, "set", -1);
1033 fd_opaque = qemu_opt_get(opts, "opaque");
1034
1035 if (fd < 0) {
1036 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1037 "fd option is required and must be non-negative");
1038 return -1;
1039 }
1040
1041 if (fd <= STDERR_FILENO) {
1042 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1043 "fd cannot be a standard I/O stream");
1044 return -1;
1045 }
1046
1047 /*
1048 * All fds inherited across exec() necessarily have FD_CLOEXEC
1049 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1050 */
1051 flags = fcntl(fd, F_GETFD);
1052 if (flags == -1 || (flags & FD_CLOEXEC)) {
1053 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1054 "fd is not valid or already in use");
1055 return -1;
1056 }
1057
1058 if (fdset_id < 0) {
1059 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1060 "set option is required and must be non-negative");
1061 return -1;
1062 }
1063
1064 #ifdef F_DUPFD_CLOEXEC
1065 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1066 #else
1067 dupfd = dup(fd);
1068 if (dupfd != -1) {
1069 qemu_set_cloexec(dupfd);
1070 }
1071 #endif
1072 if (dupfd == -1) {
1073 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1074 "Error duplicating fd: %s", strerror(errno));
1075 return -1;
1076 }
1077
1078 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1079 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1080 fd_opaque, NULL);
1081
1082 return 0;
1083 }
1084
1085 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1086 {
1087 int fd;
1088
1089 fd = qemu_opt_get_number(opts, "fd", -1);
1090 close(fd);
1091
1092 return 0;
1093 }
1094 #endif
1095
1096 /***********************************************************/
1097 /* QEMU Block devices */
1098
1099 #define HD_OPTS "media=disk"
1100 #define CDROM_OPTS "media=cdrom"
1101 #define FD_OPTS ""
1102 #define PFLASH_OPTS ""
1103 #define MTD_OPTS ""
1104 #define SD_OPTS ""
1105
1106 static int drive_init_func(QemuOpts *opts, void *opaque)
1107 {
1108 BlockInterfaceType *block_default_type = opaque;
1109
1110 return drive_init(opts, *block_default_type) == NULL;
1111 }
1112
1113 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1114 {
1115 if (NULL == qemu_opt_get(opts, "snapshot")) {
1116 qemu_opt_set(opts, "snapshot", "on");
1117 }
1118 return 0;
1119 }
1120
1121 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1122 int index, const char *optstr)
1123 {
1124 QemuOpts *opts;
1125
1126 if (!enable || drive_get_by_index(type, index)) {
1127 return;
1128 }
1129
1130 opts = drive_add(type, index, NULL, optstr);
1131 if (snapshot) {
1132 drive_enable_snapshot(opts, NULL);
1133 }
1134 if (!drive_init(opts, type)) {
1135 exit(1);
1136 }
1137 }
1138
1139 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1140 {
1141 boot_set_handler = func;
1142 boot_set_opaque = opaque;
1143 }
1144
1145 int qemu_boot_set(const char *boot_devices)
1146 {
1147 if (!boot_set_handler) {
1148 return -EINVAL;
1149 }
1150 return boot_set_handler(boot_set_opaque, boot_devices);
1151 }
1152
1153 static void validate_bootdevices(char *devices)
1154 {
1155 /* We just do some generic consistency checks */
1156 const char *p;
1157 int bitmap = 0;
1158
1159 for (p = devices; *p != '\0'; p++) {
1160 /* Allowed boot devices are:
1161 * a-b: floppy disk drives
1162 * c-f: IDE disk drives
1163 * g-m: machine implementation dependent drives
1164 * n-p: network devices
1165 * It's up to each machine implementation to check if the given boot
1166 * devices match the actual hardware implementation and firmware
1167 * features.
1168 */
1169 if (*p < 'a' || *p > 'p') {
1170 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1171 exit(1);
1172 }
1173 if (bitmap & (1 << (*p - 'a'))) {
1174 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1175 exit(1);
1176 }
1177 bitmap |= 1 << (*p - 'a');
1178 }
1179 }
1180
1181 static void restore_boot_devices(void *opaque)
1182 {
1183 char *standard_boot_devices = opaque;
1184 static int first = 1;
1185
1186 /* Restore boot order and remove ourselves after the first boot */
1187 if (first) {
1188 first = 0;
1189 return;
1190 }
1191
1192 qemu_boot_set(standard_boot_devices);
1193
1194 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1195 g_free(standard_boot_devices);
1196 }
1197
1198 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1199 const char *suffix)
1200 {
1201 FWBootEntry *node, *i;
1202
1203 if (bootindex < 0) {
1204 return;
1205 }
1206
1207 assert(dev != NULL || suffix != NULL);
1208
1209 node = g_malloc0(sizeof(FWBootEntry));
1210 node->bootindex = bootindex;
1211 node->suffix = suffix ? g_strdup(suffix) : NULL;
1212 node->dev = dev;
1213
1214 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1215 if (i->bootindex == bootindex) {
1216 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1217 exit(1);
1218 } else if (i->bootindex < bootindex) {
1219 continue;
1220 }
1221 QTAILQ_INSERT_BEFORE(i, node, link);
1222 return;
1223 }
1224 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1225 }
1226
1227 /*
1228 * This function returns null terminated string that consist of new line
1229 * separated device paths.
1230 *
1231 * memory pointed by "size" is assigned total length of the array in bytes
1232 *
1233 */
1234 char *get_boot_devices_list(size_t *size)
1235 {
1236 FWBootEntry *i;
1237 size_t total = 0;
1238 char *list = NULL;
1239
1240 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1241 char *devpath = NULL, *bootpath;
1242 size_t len;
1243
1244 if (i->dev) {
1245 devpath = qdev_get_fw_dev_path(i->dev);
1246 assert(devpath);
1247 }
1248
1249 if (i->suffix && devpath) {
1250 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1251
1252 bootpath = g_malloc(bootpathlen);
1253 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1254 g_free(devpath);
1255 } else if (devpath) {
1256 bootpath = devpath;
1257 } else {
1258 assert(i->suffix);
1259 bootpath = g_strdup(i->suffix);
1260 }
1261
1262 if (total) {
1263 list[total-1] = '\n';
1264 }
1265 len = strlen(bootpath) + 1;
1266 list = g_realloc(list, total + len);
1267 memcpy(&list[total], bootpath, len);
1268 total += len;
1269 g_free(bootpath);
1270 }
1271
1272 *size = total;
1273
1274 if (boot_strict && *size > 0) {
1275 list[total-1] = '\n';
1276 list = g_realloc(list, total + 4);
1277 memcpy(&list[total], "HALT", 4);
1278 *size = total + 4;
1279 }
1280 return list;
1281 }
1282
1283 static void numa_node_parse_cpus(int nodenr, const char *cpus)
1284 {
1285 char *endptr;
1286 unsigned long long value, endvalue;
1287
1288 /* Empty CPU range strings will be considered valid, they will simply
1289 * not set any bit in the CPU bitmap.
1290 */
1291 if (!*cpus) {
1292 return;
1293 }
1294
1295 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1296 goto error;
1297 }
1298 if (*endptr == '-') {
1299 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1300 goto error;
1301 }
1302 } else if (*endptr == '\0') {
1303 endvalue = value;
1304 } else {
1305 goto error;
1306 }
1307
1308 if (endvalue >= MAX_CPUMASK_BITS) {
1309 endvalue = MAX_CPUMASK_BITS - 1;
1310 fprintf(stderr,
1311 "qemu: NUMA: A max of %d VCPUs are supported\n",
1312 MAX_CPUMASK_BITS);
1313 }
1314
1315 if (endvalue < value) {
1316 goto error;
1317 }
1318
1319 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1320 return;
1321
1322 error:
1323 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1324 exit(1);
1325 }
1326
1327 static void numa_add(const char *optarg)
1328 {
1329 char option[128];
1330 char *endptr;
1331 unsigned long long nodenr;
1332
1333 optarg = get_opt_name(option, 128, optarg, ',');
1334 if (*optarg == ',') {
1335 optarg++;
1336 }
1337 if (!strcmp(option, "node")) {
1338
1339 if (nb_numa_nodes >= MAX_NODES) {
1340 fprintf(stderr, "qemu: too many NUMA nodes\n");
1341 exit(1);
1342 }
1343
1344 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1345 nodenr = nb_numa_nodes;
1346 } else {
1347 if (parse_uint_full(option, &nodenr, 10) < 0) {
1348 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1349 exit(1);
1350 }
1351 }
1352
1353 if (nodenr >= MAX_NODES) {
1354 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1355 exit(1);
1356 }
1357
1358 if (get_param_value(option, 128, "mem", optarg) == 0) {
1359 node_mem[nodenr] = 0;
1360 } else {
1361 int64_t sval;
1362 sval = strtosz(option, &endptr);
1363 if (sval < 0 || *endptr) {
1364 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1365 exit(1);
1366 }
1367 node_mem[nodenr] = sval;
1368 }
1369 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1370 numa_node_parse_cpus(nodenr, option);
1371 }
1372 nb_numa_nodes++;
1373 } else {
1374 fprintf(stderr, "Invalid -numa option: %s\n", option);
1375 exit(1);
1376 }
1377 }
1378
1379 static void smp_parse(const char *optarg)
1380 {
1381 int smp, sockets = 0, threads = 0, cores = 0;
1382 char *endptr;
1383 char option[128];
1384
1385 smp = strtoul(optarg, &endptr, 10);
1386 if (endptr != optarg) {
1387 if (*endptr == ',') {
1388 endptr++;
1389 }
1390 }
1391 if (get_param_value(option, 128, "sockets", endptr) != 0)
1392 sockets = strtoull(option, NULL, 10);
1393 if (get_param_value(option, 128, "cores", endptr) != 0)
1394 cores = strtoull(option, NULL, 10);
1395 if (get_param_value(option, 128, "threads", endptr) != 0)
1396 threads = strtoull(option, NULL, 10);
1397 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1398 max_cpus = strtoull(option, NULL, 10);
1399
1400 /* compute missing values, prefer sockets over cores over threads */
1401 if (smp == 0 || sockets == 0) {
1402 sockets = sockets > 0 ? sockets : 1;
1403 cores = cores > 0 ? cores : 1;
1404 threads = threads > 0 ? threads : 1;
1405 if (smp == 0) {
1406 smp = cores * threads * sockets;
1407 }
1408 } else {
1409 if (cores == 0) {
1410 threads = threads > 0 ? threads : 1;
1411 cores = smp / (sockets * threads);
1412 } else {
1413 threads = smp / (cores * sockets);
1414 }
1415 }
1416 smp_cpus = smp;
1417 smp_cores = cores > 0 ? cores : 1;
1418 smp_threads = threads > 0 ? threads : 1;
1419 if (max_cpus == 0)
1420 max_cpus = smp_cpus;
1421 }
1422
1423 /***********************************************************/
1424 /* USB devices */
1425
1426 static int usb_device_add(const char *devname)
1427 {
1428 const char *p;
1429 USBDevice *dev = NULL;
1430
1431 if (!usb_enabled(false)) {
1432 return -1;
1433 }
1434
1435 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1436 dev = usbdevice_create(devname);
1437 if (dev)
1438 goto done;
1439
1440 /* the other ones */
1441 #ifndef CONFIG_LINUX
1442 /* only the linux version is qdev-ified, usb-bsd still needs this */
1443 if (strstart(devname, "host:", &p)) {
1444 dev = usb_host_device_open(usb_bus_find(-1), p);
1445 } else
1446 #endif
1447 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1448 dev = usb_bt_init(usb_bus_find(-1),
1449 devname[2] ? hci_init(p)
1450 : bt_new_hci(qemu_find_bt_vlan(0)));
1451 } else {
1452 return -1;
1453 }
1454 if (!dev)
1455 return -1;
1456
1457 done:
1458 return 0;
1459 }
1460
1461 static int usb_device_del(const char *devname)
1462 {
1463 int bus_num, addr;
1464 const char *p;
1465
1466 if (strstart(devname, "host:", &p)) {
1467 return -1;
1468 }
1469
1470 if (!usb_enabled(false)) {
1471 return -1;
1472 }
1473
1474 p = strchr(devname, '.');
1475 if (!p)
1476 return -1;
1477 bus_num = strtoul(devname, NULL, 0);
1478 addr = strtoul(p + 1, NULL, 0);
1479
1480 return usb_device_delete_addr(bus_num, addr);
1481 }
1482
1483 static int usb_parse(const char *cmdline)
1484 {
1485 int r;
1486 r = usb_device_add(cmdline);
1487 if (r < 0) {
1488 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1489 }
1490 return r;
1491 }
1492
1493 void do_usb_add(Monitor *mon, const QDict *qdict)
1494 {
1495 const char *devname = qdict_get_str(qdict, "devname");
1496 if (usb_device_add(devname) < 0) {
1497 error_report("could not add USB device '%s'", devname);
1498 }
1499 }
1500
1501 void do_usb_del(Monitor *mon, const QDict *qdict)
1502 {
1503 const char *devname = qdict_get_str(qdict, "devname");
1504 if (usb_device_del(devname) < 0) {
1505 error_report("could not delete USB device '%s'", devname);
1506 }
1507 }
1508
1509 /***********************************************************/
1510 /* PCMCIA/Cardbus */
1511
1512 static struct pcmcia_socket_entry_s {
1513 PCMCIASocket *socket;
1514 struct pcmcia_socket_entry_s *next;
1515 } *pcmcia_sockets = 0;
1516
1517 void pcmcia_socket_register(PCMCIASocket *socket)
1518 {
1519 struct pcmcia_socket_entry_s *entry;
1520
1521 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1522 entry->socket = socket;
1523 entry->next = pcmcia_sockets;
1524 pcmcia_sockets = entry;
1525 }
1526
1527 void pcmcia_socket_unregister(PCMCIASocket *socket)
1528 {
1529 struct pcmcia_socket_entry_s *entry, **ptr;
1530
1531 ptr = &pcmcia_sockets;
1532 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1533 if (entry->socket == socket) {
1534 *ptr = entry->next;
1535 g_free(entry);
1536 }
1537 }
1538
1539 void pcmcia_info(Monitor *mon, const QDict *qdict)
1540 {
1541 struct pcmcia_socket_entry_s *iter;
1542
1543 if (!pcmcia_sockets)
1544 monitor_printf(mon, "No PCMCIA sockets\n");
1545
1546 for (iter = pcmcia_sockets; iter; iter = iter->next)
1547 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1548 iter->socket->attached ? iter->socket->card_string :
1549 "Empty");
1550 }
1551
1552 /***********************************************************/
1553 /* machine registration */
1554
1555 static QEMUMachine *first_machine = NULL;
1556 QEMUMachine *current_machine = NULL;
1557
1558 int qemu_register_machine(QEMUMachine *m)
1559 {
1560 QEMUMachine **pm;
1561 pm = &first_machine;
1562 while (*pm != NULL)
1563 pm = &(*pm)->next;
1564 m->next = NULL;
1565 *pm = m;
1566 return 0;
1567 }
1568
1569 static QEMUMachine *find_machine(const char *name)
1570 {
1571 QEMUMachine *m;
1572
1573 for(m = first_machine; m != NULL; m = m->next) {
1574 if (!strcmp(m->name, name))
1575 return m;
1576 if (m->alias && !strcmp(m->alias, name))
1577 return m;
1578 }
1579 return NULL;
1580 }
1581
1582 QEMUMachine *find_default_machine(void)
1583 {
1584 QEMUMachine *m;
1585
1586 for(m = first_machine; m != NULL; m = m->next) {
1587 if (m->is_default) {
1588 return m;
1589 }
1590 }
1591 return NULL;
1592 }
1593
1594 MachineInfoList *qmp_query_machines(Error **errp)
1595 {
1596 MachineInfoList *mach_list = NULL;
1597 QEMUMachine *m;
1598
1599 for (m = first_machine; m; m = m->next) {
1600 MachineInfoList *entry;
1601 MachineInfo *info;
1602
1603 info = g_malloc0(sizeof(*info));
1604 if (m->is_default) {
1605 info->has_is_default = true;
1606 info->is_default = true;
1607 }
1608
1609 if (m->alias) {
1610 info->has_alias = true;
1611 info->alias = g_strdup(m->alias);
1612 }
1613
1614 info->name = g_strdup(m->name);
1615
1616 entry = g_malloc0(sizeof(*entry));
1617 entry->value = info;
1618 entry->next = mach_list;
1619 mach_list = entry;
1620 }
1621
1622 return mach_list;
1623 }
1624
1625 /***********************************************************/
1626 /* main execution loop */
1627
1628 static void gui_update(void *opaque)
1629 {
1630 uint64_t interval = GUI_REFRESH_INTERVAL;
1631 DisplayState *ds = opaque;
1632 DisplayChangeListener *dcl;
1633
1634 dpy_refresh(ds);
1635
1636 QLIST_FOREACH(dcl, &ds->listeners, next) {
1637 if (dcl->gui_timer_interval &&
1638 dcl->gui_timer_interval < interval)
1639 interval = dcl->gui_timer_interval;
1640 }
1641 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1642 }
1643
1644 void gui_setup_refresh(DisplayState *ds)
1645 {
1646 DisplayChangeListener *dcl;
1647 bool need_timer = false;
1648 bool have_gfx = false;
1649 bool have_text = false;
1650
1651 QLIST_FOREACH(dcl, &ds->listeners, next) {
1652 if (dcl->ops->dpy_refresh != NULL) {
1653 need_timer = true;
1654 }
1655 if (dcl->ops->dpy_gfx_update != NULL) {
1656 have_gfx = true;
1657 }
1658 if (dcl->ops->dpy_text_update != NULL) {
1659 have_text = true;
1660 }
1661 }
1662
1663 if (need_timer && ds->gui_timer == NULL) {
1664 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1665 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1666 }
1667 if (!need_timer && ds->gui_timer != NULL) {
1668 qemu_del_timer(ds->gui_timer);
1669 qemu_free_timer(ds->gui_timer);
1670 ds->gui_timer = NULL;
1671 }
1672
1673 ds->have_gfx = have_gfx;
1674 ds->have_text = have_text;
1675 }
1676
1677 struct vm_change_state_entry {
1678 VMChangeStateHandler *cb;
1679 void *opaque;
1680 QLIST_ENTRY (vm_change_state_entry) entries;
1681 };
1682
1683 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1684
1685 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1686 void *opaque)
1687 {
1688 VMChangeStateEntry *e;
1689
1690 e = g_malloc0(sizeof (*e));
1691
1692 e->cb = cb;
1693 e->opaque = opaque;
1694 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1695 return e;
1696 }
1697
1698 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1699 {
1700 QLIST_REMOVE (e, entries);
1701 g_free (e);
1702 }
1703
1704 void vm_state_notify(int running, RunState state)
1705 {
1706 VMChangeStateEntry *e;
1707
1708 trace_vm_state_notify(running, state);
1709
1710 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1711 e->cb(e->opaque, running, state);
1712 }
1713 }
1714
1715 void vm_start(void)
1716 {
1717 if (!runstate_is_running()) {
1718 cpu_enable_ticks();
1719 runstate_set(RUN_STATE_RUNNING);
1720 vm_state_notify(1, RUN_STATE_RUNNING);
1721 resume_all_vcpus();
1722 monitor_protocol_event(QEVENT_RESUME, NULL);
1723 }
1724 }
1725
1726 /* reset/shutdown handler */
1727
1728 typedef struct QEMUResetEntry {
1729 QTAILQ_ENTRY(QEMUResetEntry) entry;
1730 QEMUResetHandler *func;
1731 void *opaque;
1732 } QEMUResetEntry;
1733
1734 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1735 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1736 static int reset_requested;
1737 static int shutdown_requested, shutdown_signal = -1;
1738 static pid_t shutdown_pid;
1739 static int powerdown_requested;
1740 static int debug_requested;
1741 static int suspend_requested;
1742 static int wakeup_requested;
1743 static NotifierList powerdown_notifiers =
1744 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1745 static NotifierList suspend_notifiers =
1746 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1747 static NotifierList wakeup_notifiers =
1748 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1749 static uint32_t wakeup_reason_mask = ~0;
1750 static RunState vmstop_requested = RUN_STATE_MAX;
1751
1752 int qemu_shutdown_requested_get(void)
1753 {
1754 return shutdown_requested;
1755 }
1756
1757 int qemu_reset_requested_get(void)
1758 {
1759 return reset_requested;
1760 }
1761
1762 static int qemu_shutdown_requested(void)
1763 {
1764 int r = shutdown_requested;
1765 shutdown_requested = 0;
1766 return r;
1767 }
1768
1769 static void qemu_kill_report(void)
1770 {
1771 if (!qtest_enabled() && shutdown_signal != -1) {
1772 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1773 if (shutdown_pid == 0) {
1774 /* This happens for eg ^C at the terminal, so it's worth
1775 * avoiding printing an odd message in that case.
1776 */
1777 fputc('\n', stderr);
1778 } else {
1779 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1780 }
1781 shutdown_signal = -1;
1782 }
1783 }
1784
1785 static int qemu_reset_requested(void)
1786 {
1787 int r = reset_requested;
1788 reset_requested = 0;
1789 return r;
1790 }
1791
1792 static int qemu_suspend_requested(void)
1793 {
1794 int r = suspend_requested;
1795 suspend_requested = 0;
1796 return r;
1797 }
1798
1799 static int qemu_wakeup_requested(void)
1800 {
1801 int r = wakeup_requested;
1802 wakeup_requested = 0;
1803 return r;
1804 }
1805
1806 static int qemu_powerdown_requested(void)
1807 {
1808 int r = powerdown_requested;
1809 powerdown_requested = 0;
1810 return r;
1811 }
1812
1813 static int qemu_debug_requested(void)
1814 {
1815 int r = debug_requested;
1816 debug_requested = 0;
1817 return r;
1818 }
1819
1820 /* We use RUN_STATE_MAX but any invalid value will do */
1821 static bool qemu_vmstop_requested(RunState *r)
1822 {
1823 if (vmstop_requested < RUN_STATE_MAX) {
1824 *r = vmstop_requested;
1825 vmstop_requested = RUN_STATE_MAX;
1826 return true;
1827 }
1828
1829 return false;
1830 }
1831
1832 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1833 {
1834 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1835
1836 re->func = func;
1837 re->opaque = opaque;
1838 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1839 }
1840
1841 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1842 {
1843 QEMUResetEntry *re;
1844
1845 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1846 if (re->func == func && re->opaque == opaque) {
1847 QTAILQ_REMOVE(&reset_handlers, re, entry);
1848 g_free(re);
1849 return;
1850 }
1851 }
1852 }
1853
1854 void qemu_devices_reset(void)
1855 {
1856 QEMUResetEntry *re, *nre;
1857
1858 /* reset all devices */
1859 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1860 re->func(re->opaque);
1861 }
1862 }
1863
1864 void qemu_system_reset(bool report)
1865 {
1866 if (current_machine && current_machine->reset) {
1867 current_machine->reset();
1868 } else {
1869 qemu_devices_reset();
1870 }
1871 if (report) {
1872 monitor_protocol_event(QEVENT_RESET, NULL);
1873 }
1874 cpu_synchronize_all_post_reset();
1875 }
1876
1877 void qemu_system_reset_request(void)
1878 {
1879 if (no_reboot) {
1880 shutdown_requested = 1;
1881 } else {
1882 reset_requested = 1;
1883 }
1884 cpu_stop_current();
1885 qemu_notify_event();
1886 }
1887
1888 static void qemu_system_suspend(void)
1889 {
1890 pause_all_vcpus();
1891 notifier_list_notify(&suspend_notifiers, NULL);
1892 runstate_set(RUN_STATE_SUSPENDED);
1893 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1894 }
1895
1896 void qemu_system_suspend_request(void)
1897 {
1898 if (runstate_check(RUN_STATE_SUSPENDED)) {
1899 return;
1900 }
1901 suspend_requested = 1;
1902 cpu_stop_current();
1903 qemu_notify_event();
1904 }
1905
1906 void qemu_register_suspend_notifier(Notifier *notifier)
1907 {
1908 notifier_list_add(&suspend_notifiers, notifier);
1909 }
1910
1911 void qemu_system_wakeup_request(WakeupReason reason)
1912 {
1913 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1914 return;
1915 }
1916 if (!(wakeup_reason_mask & (1 << reason))) {
1917 return;
1918 }
1919 runstate_set(RUN_STATE_RUNNING);
1920 notifier_list_notify(&wakeup_notifiers, &reason);
1921 wakeup_requested = 1;
1922 qemu_notify_event();
1923 }
1924
1925 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1926 {
1927 if (enabled) {
1928 wakeup_reason_mask |= (1 << reason);
1929 } else {
1930 wakeup_reason_mask &= ~(1 << reason);
1931 }
1932 }
1933
1934 void qemu_register_wakeup_notifier(Notifier *notifier)
1935 {
1936 notifier_list_add(&wakeup_notifiers, notifier);
1937 }
1938
1939 void qemu_system_killed(int signal, pid_t pid)
1940 {
1941 shutdown_signal = signal;
1942 shutdown_pid = pid;
1943 no_shutdown = 0;
1944 qemu_system_shutdown_request();
1945 }
1946
1947 void qemu_system_shutdown_request(void)
1948 {
1949 shutdown_requested = 1;
1950 qemu_notify_event();
1951 }
1952
1953 static void qemu_system_powerdown(void)
1954 {
1955 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1956 notifier_list_notify(&powerdown_notifiers, NULL);
1957 }
1958
1959 void qemu_system_powerdown_request(void)
1960 {
1961 powerdown_requested = 1;
1962 qemu_notify_event();
1963 }
1964
1965 void qemu_register_powerdown_notifier(Notifier *notifier)
1966 {
1967 notifier_list_add(&powerdown_notifiers, notifier);
1968 }
1969
1970 void qemu_system_debug_request(void)
1971 {
1972 debug_requested = 1;
1973 qemu_notify_event();
1974 }
1975
1976 void qemu_system_vmstop_request(RunState state)
1977 {
1978 vmstop_requested = state;
1979 qemu_notify_event();
1980 }
1981
1982 static bool main_loop_should_exit(void)
1983 {
1984 RunState r;
1985 if (qemu_debug_requested()) {
1986 vm_stop(RUN_STATE_DEBUG);
1987 }
1988 if (qemu_suspend_requested()) {
1989 qemu_system_suspend();
1990 }
1991 if (qemu_shutdown_requested()) {
1992 qemu_kill_report();
1993 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1994 if (no_shutdown) {
1995 vm_stop(RUN_STATE_SHUTDOWN);
1996 } else {
1997 return true;
1998 }
1999 }
2000 if (qemu_reset_requested()) {
2001 pause_all_vcpus();
2002 cpu_synchronize_all_states();
2003 qemu_system_reset(VMRESET_REPORT);
2004 resume_all_vcpus();
2005 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
2006 runstate_check(RUN_STATE_SHUTDOWN)) {
2007 runstate_set(RUN_STATE_PAUSED);
2008 }
2009 }
2010 if (qemu_wakeup_requested()) {
2011 pause_all_vcpus();
2012 cpu_synchronize_all_states();
2013 qemu_system_reset(VMRESET_SILENT);
2014 resume_all_vcpus();
2015 monitor_protocol_event(QEVENT_WAKEUP, NULL);
2016 }
2017 if (qemu_powerdown_requested()) {
2018 qemu_system_powerdown();
2019 }
2020 if (qemu_vmstop_requested(&r)) {
2021 vm_stop(r);
2022 }
2023 return false;
2024 }
2025
2026 static void main_loop(void)
2027 {
2028 bool nonblocking;
2029 int last_io = 0;
2030 #ifdef CONFIG_PROFILER
2031 int64_t ti;
2032 #endif
2033 do {
2034 nonblocking = !kvm_enabled() && last_io > 0;
2035 #ifdef CONFIG_PROFILER
2036 ti = profile_getclock();
2037 #endif
2038 last_io = main_loop_wait(nonblocking);
2039 #ifdef CONFIG_PROFILER
2040 dev_time += profile_getclock() - ti;
2041 #endif
2042 } while (!main_loop_should_exit());
2043 }
2044
2045 static void version(void)
2046 {
2047 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2048 }
2049
2050 static void help(int exitcode)
2051 {
2052 version();
2053 printf("usage: %s [options] [disk_image]\n\n"
2054 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2055 error_get_progname());
2056
2057 #define QEMU_OPTIONS_GENERATE_HELP
2058 #include "qemu-options-wrapper.h"
2059
2060 printf("\nDuring emulation, the following keys are useful:\n"
2061 "ctrl-alt-f toggle full screen\n"
2062 "ctrl-alt-n switch to virtual console 'n'\n"
2063 "ctrl-alt toggle mouse and keyboard grab\n"
2064 "\n"
2065 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2066
2067 exit(exitcode);
2068 }
2069
2070 #define HAS_ARG 0x0001
2071
2072 typedef struct QEMUOption {
2073 const char *name;
2074 int flags;
2075 int index;
2076 uint32_t arch_mask;
2077 } QEMUOption;
2078
2079 static const QEMUOption qemu_options[] = {
2080 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2081 #define QEMU_OPTIONS_GENERATE_OPTIONS
2082 #include "qemu-options-wrapper.h"
2083 { NULL },
2084 };
2085
2086 static bool vga_available(void)
2087 {
2088 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2089 }
2090
2091 static bool cirrus_vga_available(void)
2092 {
2093 return object_class_by_name("cirrus-vga")
2094 || object_class_by_name("isa-cirrus-vga");
2095 }
2096
2097 static bool vmware_vga_available(void)
2098 {
2099 return object_class_by_name("vmware-svga");
2100 }
2101
2102 static bool qxl_vga_available(void)
2103 {
2104 return object_class_by_name("qxl-vga");
2105 }
2106
2107 static void select_vgahw (const char *p)
2108 {
2109 const char *opts;
2110
2111 vga_interface_type = VGA_NONE;
2112 if (strstart(p, "std", &opts)) {
2113 if (vga_available()) {
2114 vga_interface_type = VGA_STD;
2115 } else {
2116 fprintf(stderr, "Error: standard VGA not available\n");
2117 exit(0);
2118 }
2119 } else if (strstart(p, "cirrus", &opts)) {
2120 if (cirrus_vga_available()) {
2121 vga_interface_type = VGA_CIRRUS;
2122 } else {
2123 fprintf(stderr, "Error: Cirrus VGA not available\n");
2124 exit(0);
2125 }
2126 } else if (strstart(p, "vmware", &opts)) {
2127 if (vmware_vga_available()) {
2128 vga_interface_type = VGA_VMWARE;
2129 } else {
2130 fprintf(stderr, "Error: VMWare SVGA not available\n");
2131 exit(0);
2132 }
2133 } else if (strstart(p, "xenfb", &opts)) {
2134 vga_interface_type = VGA_XENFB;
2135 } else if (strstart(p, "qxl", &opts)) {
2136 if (qxl_vga_available()) {
2137 vga_interface_type = VGA_QXL;
2138 } else {
2139 fprintf(stderr, "Error: QXL VGA not available\n");
2140 exit(0);
2141 }
2142 } else if (!strstart(p, "none", &opts)) {
2143 invalid_vga:
2144 fprintf(stderr, "Unknown vga type: %s\n", p);
2145 exit(1);
2146 }
2147 while (*opts) {
2148 const char *nextopt;
2149
2150 if (strstart(opts, ",retrace=", &nextopt)) {
2151 opts = nextopt;
2152 if (strstart(opts, "dumb", &nextopt))
2153 vga_retrace_method = VGA_RETRACE_DUMB;
2154 else if (strstart(opts, "precise", &nextopt))
2155 vga_retrace_method = VGA_RETRACE_PRECISE;
2156 else goto invalid_vga;
2157 } else goto invalid_vga;
2158 opts = nextopt;
2159 }
2160 }
2161
2162 static DisplayType select_display(const char *p)
2163 {
2164 const char *opts;
2165 DisplayType display = DT_DEFAULT;
2166
2167 if (strstart(p, "sdl", &opts)) {
2168 #ifdef CONFIG_SDL
2169 display = DT_SDL;
2170 while (*opts) {
2171 const char *nextopt;
2172
2173 if (strstart(opts, ",frame=", &nextopt)) {
2174 opts = nextopt;
2175 if (strstart(opts, "on", &nextopt)) {
2176 no_frame = 0;
2177 } else if (strstart(opts, "off", &nextopt)) {
2178 no_frame = 1;
2179 } else {
2180 goto invalid_sdl_args;
2181 }
2182 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2183 opts = nextopt;
2184 if (strstart(opts, "on", &nextopt)) {
2185 alt_grab = 1;
2186 } else if (strstart(opts, "off", &nextopt)) {
2187 alt_grab = 0;
2188 } else {
2189 goto invalid_sdl_args;
2190 }
2191 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2192 opts = nextopt;
2193 if (strstart(opts, "on", &nextopt)) {
2194 ctrl_grab = 1;
2195 } else if (strstart(opts, "off", &nextopt)) {
2196 ctrl_grab = 0;
2197 } else {
2198 goto invalid_sdl_args;
2199 }
2200 } else if (strstart(opts, ",window_close=", &nextopt)) {
2201 opts = nextopt;
2202 if (strstart(opts, "on", &nextopt)) {
2203 no_quit = 0;
2204 } else if (strstart(opts, "off", &nextopt)) {
2205 no_quit = 1;
2206 } else {
2207 goto invalid_sdl_args;
2208 }
2209 } else {
2210 invalid_sdl_args:
2211 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2212 exit(1);
2213 }
2214 opts = nextopt;
2215 }
2216 #else
2217 fprintf(stderr, "SDL support is disabled\n");
2218 exit(1);
2219 #endif
2220 } else if (strstart(p, "vnc", &opts)) {
2221 #ifdef CONFIG_VNC
2222 display_remote++;
2223
2224 if (*opts) {
2225 const char *nextopt;
2226
2227 if (strstart(opts, "=", &nextopt)) {
2228 vnc_display = nextopt;
2229 }
2230 }
2231 if (!vnc_display) {
2232 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2233 exit(1);
2234 }
2235 #else
2236 fprintf(stderr, "VNC support is disabled\n");
2237 exit(1);
2238 #endif
2239 } else if (strstart(p, "curses", &opts)) {
2240 #ifdef CONFIG_CURSES
2241 display = DT_CURSES;
2242 #else
2243 fprintf(stderr, "Curses support is disabled\n");
2244 exit(1);
2245 #endif
2246 } else if (strstart(p, "gtk", &opts)) {
2247 #ifdef CONFIG_GTK
2248 display = DT_GTK;
2249 #else
2250 fprintf(stderr, "GTK support is disabled\n");
2251 exit(1);
2252 #endif
2253 } else if (strstart(p, "none", &opts)) {
2254 display = DT_NONE;
2255 } else {
2256 fprintf(stderr, "Unknown display type: %s\n", p);
2257 exit(1);
2258 }
2259
2260 return display;
2261 }
2262
2263 static int balloon_parse(const char *arg)
2264 {
2265 QemuOpts *opts;
2266
2267 if (strcmp(arg, "none") == 0) {
2268 return 0;
2269 }
2270
2271 if (!strncmp(arg, "virtio", 6)) {
2272 if (arg[6] == ',') {
2273 /* have params -> parse them */
2274 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2275 if (!opts)
2276 return -1;
2277 } else {
2278 /* create empty opts */
2279 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2280 }
2281 qemu_opt_set(opts, "driver", "virtio-balloon");
2282 return 0;
2283 }
2284
2285 return -1;
2286 }
2287
2288 char *qemu_find_file(int type, const char *name)
2289 {
2290 int i;
2291 const char *subdir;
2292 char *buf;
2293
2294 /* Try the name as a straight path first */
2295 if (access(name, R_OK) == 0) {
2296 trace_load_file(name, name);
2297 return g_strdup(name);
2298 }
2299
2300 switch (type) {
2301 case QEMU_FILE_TYPE_BIOS:
2302 subdir = "";
2303 break;
2304 case QEMU_FILE_TYPE_KEYMAP:
2305 subdir = "keymaps/";
2306 break;
2307 default:
2308 abort();
2309 }
2310
2311 for (i = 0; i < data_dir_idx; i++) {
2312 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2313 if (access(buf, R_OK) == 0) {
2314 trace_load_file(name, buf);
2315 return buf;
2316 }
2317 g_free(buf);
2318 }
2319 return NULL;
2320 }
2321
2322 static int device_help_func(QemuOpts *opts, void *opaque)
2323 {
2324 return qdev_device_help(opts);
2325 }
2326
2327 static int device_init_func(QemuOpts *opts, void *opaque)
2328 {
2329 DeviceState *dev;
2330
2331 dev = qdev_device_add(opts);
2332 if (!dev)
2333 return -1;
2334 object_unref(OBJECT(dev));
2335 return 0;
2336 }
2337
2338 static int chardev_init_func(QemuOpts *opts, void *opaque)
2339 {
2340 Error *local_err = NULL;
2341
2342 qemu_chr_new_from_opts(opts, NULL, &local_err);
2343 if (error_is_set(&local_err)) {
2344 fprintf(stderr, "%s\n", error_get_pretty(local_err));
2345 error_free(local_err);
2346 return -1;
2347 }
2348 return 0;
2349 }
2350
2351 #ifdef CONFIG_VIRTFS
2352 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2353 {
2354 int ret;
2355 ret = qemu_fsdev_add(opts);
2356
2357 return ret;
2358 }
2359 #endif
2360
2361 static int mon_init_func(QemuOpts *opts, void *opaque)
2362 {
2363 CharDriverState *chr;
2364 const char *chardev;
2365 const char *mode;
2366 int flags;
2367
2368 mode = qemu_opt_get(opts, "mode");
2369 if (mode == NULL) {
2370 mode = "readline";
2371 }
2372 if (strcmp(mode, "readline") == 0) {
2373 flags = MONITOR_USE_READLINE;
2374 } else if (strcmp(mode, "control") == 0) {
2375 flags = MONITOR_USE_CONTROL;
2376 } else {
2377 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2378 exit(1);
2379 }
2380
2381 if (qemu_opt_get_bool(opts, "pretty", 0))
2382 flags |= MONITOR_USE_PRETTY;
2383
2384 if (qemu_opt_get_bool(opts, "default", 0))
2385 flags |= MONITOR_IS_DEFAULT;
2386
2387 chardev = qemu_opt_get(opts, "chardev");
2388 chr = qemu_chr_find(chardev);
2389 if (chr == NULL) {
2390 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2391 exit(1);
2392 }
2393
2394 monitor_init(chr, flags);
2395 return 0;
2396 }
2397
2398 static void monitor_parse(const char *optarg, const char *mode)
2399 {
2400 static int monitor_device_index = 0;
2401 QemuOpts *opts;
2402 const char *p;
2403 char label[32];
2404 int def = 0;
2405
2406 if (strstart(optarg, "chardev:", &p)) {
2407 snprintf(label, sizeof(label), "%s", p);
2408 } else {
2409 snprintf(label, sizeof(label), "compat_monitor%d",
2410 monitor_device_index);
2411 if (monitor_device_index == 0) {
2412 def = 1;
2413 }
2414 opts = qemu_chr_parse_compat(label, optarg);
2415 if (!opts) {
2416 fprintf(stderr, "parse error: %s\n", optarg);
2417 exit(1);
2418 }
2419 }
2420
2421 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2422 if (!opts) {
2423 fprintf(stderr, "duplicate chardev: %s\n", label);
2424 exit(1);
2425 }
2426 qemu_opt_set(opts, "mode", mode);
2427 qemu_opt_set(opts, "chardev", label);
2428 if (def)
2429 qemu_opt_set(opts, "default", "on");
2430 monitor_device_index++;
2431 }
2432
2433 struct device_config {
2434 enum {
2435 DEV_USB, /* -usbdevice */
2436 DEV_BT, /* -bt */
2437 DEV_SERIAL, /* -serial */
2438 DEV_PARALLEL, /* -parallel */
2439 DEV_VIRTCON, /* -virtioconsole */
2440 DEV_DEBUGCON, /* -debugcon */
2441 DEV_GDB, /* -gdb, -s */
2442 DEV_SCLP, /* s390 sclp */
2443 } type;
2444 const char *cmdline;
2445 Location loc;
2446 QTAILQ_ENTRY(device_config) next;
2447 };
2448
2449 static QTAILQ_HEAD(, device_config) device_configs =
2450 QTAILQ_HEAD_INITIALIZER(device_configs);
2451
2452 static void add_device_config(int type, const char *cmdline)
2453 {
2454 struct device_config *conf;
2455
2456 conf = g_malloc0(sizeof(*conf));
2457 conf->type = type;
2458 conf->cmdline = cmdline;
2459 loc_save(&conf->loc);
2460 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2461 }
2462
2463 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2464 {
2465 struct device_config *conf;
2466 int rc;
2467
2468 QTAILQ_FOREACH(conf, &device_configs, next) {
2469 if (conf->type != type)
2470 continue;
2471 loc_push_restore(&conf->loc);
2472 rc = func(conf->cmdline);
2473 loc_pop(&conf->loc);
2474 if (0 != rc)
2475 return rc;
2476 }
2477 return 0;
2478 }
2479
2480 static int serial_parse(const char *devname)
2481 {
2482 static int index = 0;
2483 char label[32];
2484
2485 if (strcmp(devname, "none") == 0)
2486 return 0;
2487 if (index == MAX_SERIAL_PORTS) {
2488 fprintf(stderr, "qemu: too many serial ports\n");
2489 exit(1);
2490 }
2491 snprintf(label, sizeof(label), "serial%d", index);
2492 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2493 if (!serial_hds[index]) {
2494 fprintf(stderr, "qemu: could not connect serial device"
2495 " to character backend '%s'\n", devname);
2496 return -1;
2497 }
2498 index++;
2499 return 0;
2500 }
2501
2502 static int parallel_parse(const char *devname)
2503 {
2504 static int index = 0;
2505 char label[32];
2506
2507 if (strcmp(devname, "none") == 0)
2508 return 0;
2509 if (index == MAX_PARALLEL_PORTS) {
2510 fprintf(stderr, "qemu: too many parallel ports\n");
2511 exit(1);
2512 }
2513 snprintf(label, sizeof(label), "parallel%d", index);
2514 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2515 if (!parallel_hds[index]) {
2516 fprintf(stderr, "qemu: could not connect parallel device"
2517 " to character backend '%s'\n", devname);
2518 return -1;
2519 }
2520 index++;
2521 return 0;
2522 }
2523
2524 static int virtcon_parse(const char *devname)
2525 {
2526 QemuOptsList *device = qemu_find_opts("device");
2527 static int index = 0;
2528 char label[32];
2529 QemuOpts *bus_opts, *dev_opts;
2530
2531 if (strcmp(devname, "none") == 0)
2532 return 0;
2533 if (index == MAX_VIRTIO_CONSOLES) {
2534 fprintf(stderr, "qemu: too many virtio consoles\n");
2535 exit(1);
2536 }
2537
2538 bus_opts = qemu_opts_create_nofail(device);
2539 if (arch_type == QEMU_ARCH_S390X) {
2540 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2541 } else {
2542 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2543 }
2544
2545 dev_opts = qemu_opts_create_nofail(device);
2546 qemu_opt_set(dev_opts, "driver", "virtconsole");
2547
2548 snprintf(label, sizeof(label), "virtcon%d", index);
2549 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2550 if (!virtcon_hds[index]) {
2551 fprintf(stderr, "qemu: could not connect virtio console"
2552 " to character backend '%s'\n", devname);
2553 return -1;
2554 }
2555 qemu_opt_set(dev_opts, "chardev", label);
2556
2557 index++;
2558 return 0;
2559 }
2560
2561 static int sclp_parse(const char *devname)
2562 {
2563 QemuOptsList *device = qemu_find_opts("device");
2564 static int index = 0;
2565 char label[32];
2566 QemuOpts *dev_opts;
2567
2568 if (strcmp(devname, "none") == 0) {
2569 return 0;
2570 }
2571 if (index == MAX_SCLP_CONSOLES) {
2572 fprintf(stderr, "qemu: too many sclp consoles\n");
2573 exit(1);
2574 }
2575
2576 assert(arch_type == QEMU_ARCH_S390X);
2577
2578 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2579 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2580
2581 snprintf(label, sizeof(label), "sclpcon%d", index);
2582 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2583 if (!sclp_hds[index]) {
2584 fprintf(stderr, "qemu: could not connect sclp console"
2585 " to character backend '%s'\n", devname);
2586 return -1;
2587 }
2588 qemu_opt_set(dev_opts, "chardev", label);
2589
2590 index++;
2591 return 0;
2592 }
2593
2594 static int debugcon_parse(const char *devname)
2595 {
2596 QemuOpts *opts;
2597
2598 if (!qemu_chr_new("debugcon", devname, NULL)) {
2599 exit(1);
2600 }
2601 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2602 if (!opts) {
2603 fprintf(stderr, "qemu: already have a debugcon device\n");
2604 exit(1);
2605 }
2606 qemu_opt_set(opts, "driver", "isa-debugcon");
2607 qemu_opt_set(opts, "chardev", "debugcon");
2608 return 0;
2609 }
2610
2611 static QEMUMachine *machine_parse(const char *name)
2612 {
2613 QEMUMachine *m, *machine = NULL;
2614
2615 if (name) {
2616 machine = find_machine(name);
2617 }
2618 if (machine) {
2619 return machine;
2620 }
2621 printf("Supported machines are:\n");
2622 for (m = first_machine; m != NULL; m = m->next) {
2623 if (m->alias) {
2624 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2625 }
2626 printf("%-20s %s%s\n", m->name, m->desc,
2627 m->is_default ? " (default)" : "");
2628 }
2629 exit(!name || !is_help_option(name));
2630 }
2631
2632 static int tcg_init(void)
2633 {
2634 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2635 return 0;
2636 }
2637
2638 static struct {
2639 const char *opt_name;
2640 const char *name;
2641 int (*available)(void);
2642 int (*init)(void);
2643 bool *allowed;
2644 } accel_list[] = {
2645 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2646 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2647 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2648 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2649 };
2650
2651 static int configure_accelerator(void)
2652 {
2653 const char *p = NULL;
2654 char buf[10];
2655 int i, ret;
2656 bool accel_initialised = false;
2657 bool init_failed = false;
2658
2659 QemuOptsList *list = qemu_find_opts("machine");
2660 if (!QTAILQ_EMPTY(&list->head)) {
2661 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2662 }
2663
2664 if (p == NULL) {
2665 /* Use the default "accelerator", tcg */
2666 p = "tcg";
2667 }
2668
2669 while (!accel_initialised && *p != '\0') {
2670 if (*p == ':') {
2671 p++;
2672 }
2673 p = get_opt_name(buf, sizeof (buf), p, ':');
2674 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2675 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2676 if (!accel_list[i].available()) {
2677 printf("%s not supported for this target\n",
2678 accel_list[i].name);
2679 continue;
2680 }
2681 *(accel_list[i].allowed) = true;
2682 ret = accel_list[i].init();
2683 if (ret < 0) {
2684 init_failed = true;
2685 fprintf(stderr, "failed to initialize %s: %s\n",
2686 accel_list[i].name,
2687 strerror(-ret));
2688 *(accel_list[i].allowed) = false;
2689 } else {
2690 accel_initialised = true;
2691 }
2692 break;
2693 }
2694 }
2695 if (i == ARRAY_SIZE(accel_list)) {
2696 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2697 }
2698 }
2699
2700 if (!accel_initialised) {
2701 if (!init_failed) {
2702 fprintf(stderr, "No accelerator found!\n");
2703 }
2704 exit(1);
2705 }
2706
2707 if (init_failed) {
2708 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2709 }
2710
2711 return !accel_initialised;
2712 }
2713
2714 void qemu_add_exit_notifier(Notifier *notify)
2715 {
2716 notifier_list_add(&exit_notifiers, notify);
2717 }
2718
2719 void qemu_remove_exit_notifier(Notifier *notify)
2720 {
2721 notifier_remove(notify);
2722 }
2723
2724 static void qemu_run_exit_notifiers(void)
2725 {
2726 notifier_list_notify(&exit_notifiers, NULL);
2727 }
2728
2729 void qemu_add_machine_init_done_notifier(Notifier *notify)
2730 {
2731 notifier_list_add(&machine_init_done_notifiers, notify);
2732 }
2733
2734 static void qemu_run_machine_init_done_notifiers(void)
2735 {
2736 notifier_list_notify(&machine_init_done_notifiers, NULL);
2737 }
2738
2739 static const QEMUOption *lookup_opt(int argc, char **argv,
2740 const char **poptarg, int *poptind)
2741 {
2742 const QEMUOption *popt;
2743 int optind = *poptind;
2744 char *r = argv[optind];
2745 const char *optarg;
2746
2747 loc_set_cmdline(argv, optind, 1);
2748 optind++;
2749 /* Treat --foo the same as -foo. */
2750 if (r[1] == '-')
2751 r++;
2752 popt = qemu_options;
2753 for(;;) {
2754 if (!popt->name) {
2755 error_report("invalid option");
2756 exit(1);
2757 }
2758 if (!strcmp(popt->name, r + 1))
2759 break;
2760 popt++;
2761 }
2762 if (popt->flags & HAS_ARG) {
2763 if (optind >= argc) {
2764 error_report("requires an argument");
2765 exit(1);
2766 }
2767 optarg = argv[optind++];
2768 loc_set_cmdline(argv, optind - 2, 2);
2769 } else {
2770 optarg = NULL;
2771 }
2772
2773 *poptarg = optarg;
2774 *poptind = optind;
2775
2776 return popt;
2777 }
2778
2779 static gpointer malloc_and_trace(gsize n_bytes)
2780 {
2781 void *ptr = malloc(n_bytes);
2782 trace_g_malloc(n_bytes, ptr);
2783 return ptr;
2784 }
2785
2786 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2787 {
2788 void *ptr = realloc(mem, n_bytes);
2789 trace_g_realloc(mem, n_bytes, ptr);
2790 return ptr;
2791 }
2792
2793 static void free_and_trace(gpointer mem)
2794 {
2795 trace_g_free(mem);
2796 free(mem);
2797 }
2798
2799 static int object_set_property(const char *name, const char *value, void *opaque)
2800 {
2801 Object *obj = OBJECT(opaque);
2802 StringInputVisitor *siv;
2803 Error *local_err = NULL;
2804
2805 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2806 return 0;
2807 }
2808
2809 siv = string_input_visitor_new(value);
2810 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2811 string_input_visitor_cleanup(siv);
2812
2813 if (local_err) {
2814 qerror_report_err(local_err);
2815 error_free(local_err);
2816 return -1;
2817 }
2818
2819 return 0;
2820 }
2821
2822 static int object_create(QemuOpts *opts, void *opaque)
2823 {
2824 const char *type = qemu_opt_get(opts, "qom-type");
2825 const char *id = qemu_opts_id(opts);
2826 Object *obj;
2827
2828 g_assert(type != NULL);
2829
2830 if (id == NULL) {
2831 qerror_report(QERR_MISSING_PARAMETER, "id");
2832 return -1;
2833 }
2834
2835 obj = object_new(type);
2836 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2837 return -1;
2838 }
2839
2840 object_property_add_child(container_get(object_get_root(), "/objects"),
2841 id, obj, NULL);
2842
2843 return 0;
2844 }
2845
2846 int main(int argc, char **argv, char **envp)
2847 {
2848 int i;
2849 int snapshot, linux_boot;
2850 const char *icount_option = NULL;
2851 const char *initrd_filename;
2852 const char *kernel_filename, *kernel_cmdline;
2853 char boot_devices[33] = "";
2854 DisplayState *ds;
2855 int cyls, heads, secs, translation;
2856 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2857 QemuOptsList *olist;
2858 int optind;
2859 const char *optarg;
2860 const char *loadvm = NULL;
2861 QEMUMachine *machine;
2862 const char *cpu_model;
2863 const char *vga_model = "none";
2864 const char *pid_file = NULL;
2865 const char *incoming = NULL;
2866 #ifdef CONFIG_VNC
2867 int show_vnc_port = 0;
2868 #endif
2869 bool defconfig = true;
2870 bool userconfig = true;
2871 const char *log_mask = NULL;
2872 const char *log_file = NULL;
2873 GMemVTable mem_trace = {
2874 .malloc = malloc_and_trace,
2875 .realloc = realloc_and_trace,
2876 .free = free_and_trace,
2877 };
2878 const char *trace_events = NULL;
2879 const char *trace_file = NULL;
2880
2881 atexit(qemu_run_exit_notifiers);
2882 error_set_progname(argv[0]);
2883
2884 g_mem_set_vtable(&mem_trace);
2885 if (!g_thread_supported()) {
2886 #if !GLIB_CHECK_VERSION(2, 31, 0)
2887 g_thread_init(NULL);
2888 #else
2889 fprintf(stderr, "glib threading failed to initialize.\n");
2890 exit(1);
2891 #endif
2892 }
2893
2894 module_call_init(MODULE_INIT_QOM);
2895
2896 qemu_add_opts(&qemu_drive_opts);
2897 qemu_add_opts(&qemu_chardev_opts);
2898 qemu_add_opts(&qemu_device_opts);
2899 qemu_add_opts(&qemu_netdev_opts);
2900 qemu_add_opts(&qemu_net_opts);
2901 qemu_add_opts(&qemu_rtc_opts);
2902 qemu_add_opts(&qemu_global_opts);
2903 qemu_add_opts(&qemu_mon_opts);
2904 qemu_add_opts(&qemu_trace_opts);
2905 qemu_add_opts(&qemu_option_rom_opts);
2906 qemu_add_opts(&qemu_machine_opts);
2907 qemu_add_opts(&qemu_boot_opts);
2908 qemu_add_opts(&qemu_sandbox_opts);
2909 qemu_add_opts(&qemu_add_fd_opts);
2910 qemu_add_opts(&qemu_object_opts);
2911 qemu_add_opts(&qemu_tpmdev_opts);
2912
2913 runstate_init();
2914
2915 init_clocks();
2916 rtc_clock = host_clock;
2917
2918 qemu_cache_utils_init(envp);
2919
2920 QLIST_INIT (&vm_change_state_head);
2921 os_setup_early_signal_handling();
2922
2923 module_call_init(MODULE_INIT_MACHINE);
2924 machine = find_default_machine();
2925 cpu_model = NULL;
2926 ram_size = 0;
2927 snapshot = 0;
2928 cyls = heads = secs = 0;
2929 translation = BIOS_ATA_TRANSLATION_AUTO;
2930
2931 for (i = 0; i < MAX_NODES; i++) {
2932 node_mem[i] = 0;
2933 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2934 }
2935
2936 nb_numa_nodes = 0;
2937 nb_nics = 0;
2938
2939 autostart= 1;
2940
2941 /* first pass of option parsing */
2942 optind = 1;
2943 while (optind < argc) {
2944 if (argv[optind][0] != '-') {
2945 /* disk image */
2946 optind++;
2947 continue;
2948 } else {
2949 const QEMUOption *popt;
2950
2951 popt = lookup_opt(argc, argv, &optarg, &optind);
2952 switch (popt->index) {
2953 case QEMU_OPTION_nodefconfig:
2954 defconfig = false;
2955 break;
2956 case QEMU_OPTION_nouserconfig:
2957 userconfig = false;
2958 break;
2959 }
2960 }
2961 }
2962
2963 if (defconfig) {
2964 int ret;
2965 ret = qemu_read_default_config_files(userconfig);
2966 if (ret < 0) {
2967 exit(1);
2968 }
2969 }
2970
2971 /* second pass of option parsing */
2972 optind = 1;
2973 for(;;) {
2974 if (optind >= argc)
2975 break;
2976 if (argv[optind][0] != '-') {
2977 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2978 } else {
2979 const QEMUOption *popt;
2980
2981 popt = lookup_opt(argc, argv, &optarg, &optind);
2982 if (!(popt->arch_mask & arch_type)) {
2983 printf("Option %s not supported for this target\n", popt->name);
2984 exit(1);
2985 }
2986 switch(popt->index) {
2987 case QEMU_OPTION_M:
2988 machine = machine_parse(optarg);
2989 break;
2990 case QEMU_OPTION_no_kvm_irqchip: {
2991 olist = qemu_find_opts("machine");
2992 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2993 break;
2994 }
2995 case QEMU_OPTION_cpu:
2996 /* hw initialization will check this */
2997 cpu_model = optarg;
2998 break;
2999 case QEMU_OPTION_hda:
3000 {
3001 char buf[256];
3002 if (cyls == 0)
3003 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3004 else
3005 snprintf(buf, sizeof(buf),
3006 "%s,cyls=%d,heads=%d,secs=%d%s",
3007 HD_OPTS , cyls, heads, secs,
3008 translation == BIOS_ATA_TRANSLATION_LBA ?
3009 ",trans=lba" :
3010 translation == BIOS_ATA_TRANSLATION_NONE ?
3011 ",trans=none" : "");
3012 drive_add(IF_DEFAULT, 0, optarg, buf);
3013 break;
3014 }
3015 case QEMU_OPTION_hdb:
3016 case QEMU_OPTION_hdc:
3017 case QEMU_OPTION_hdd:
3018 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3019 HD_OPTS);
3020 break;
3021 case QEMU_OPTION_drive:
3022 if (drive_def(optarg) == NULL) {
3023 exit(1);
3024 }
3025 break;
3026 case QEMU_OPTION_set:
3027 if (qemu_set_option(optarg) != 0)
3028 exit(1);
3029 break;
3030 case QEMU_OPTION_global:
3031 if (qemu_global_option(optarg) != 0)
3032 exit(1);
3033 break;
3034 case QEMU_OPTION_mtdblock:
3035 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3036 break;
3037 case QEMU_OPTION_sd:
3038 drive_add(IF_SD, -1, optarg, SD_OPTS);
3039 break;
3040 case QEMU_OPTION_pflash:
3041 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3042 break;
3043 case QEMU_OPTION_snapshot:
3044 snapshot = 1;
3045 break;
3046 case QEMU_OPTION_hdachs:
3047 {
3048 const char *p;
3049 p = optarg;
3050 cyls = strtol(p, (char **)&p, 0);
3051 if (cyls < 1 || cyls > 16383)
3052 goto chs_fail;
3053 if (*p != ',')
3054 goto chs_fail;
3055 p++;
3056 heads = strtol(p, (char **)&p, 0);
3057 if (heads < 1 || heads > 16)
3058 goto chs_fail;
3059 if (*p != ',')
3060 goto chs_fail;
3061 p++;
3062 secs = strtol(p, (char **)&p, 0);
3063 if (secs < 1 || secs > 63)
3064 goto chs_fail;
3065 if (*p == ',') {
3066 p++;
3067 if (!strcmp(p, "none"))
3068 translation = BIOS_ATA_TRANSLATION_NONE;
3069 else if (!strcmp(p, "lba"))
3070 translation = BIOS_ATA_TRANSLATION_LBA;
3071 else if (!strcmp(p, "auto"))
3072 translation = BIOS_ATA_TRANSLATION_AUTO;
3073 else
3074 goto chs_fail;
3075 } else if (*p != '\0') {
3076 chs_fail:
3077 fprintf(stderr, "qemu: invalid physical CHS format\n");
3078 exit(1);
3079 }
3080 if (hda_opts != NULL) {
3081 char num[16];
3082 snprintf(num, sizeof(num), "%d", cyls);
3083 qemu_opt_set(hda_opts, "cyls", num);
3084 snprintf(num, sizeof(num), "%d", heads);
3085 qemu_opt_set(hda_opts, "heads", num);
3086 snprintf(num, sizeof(num), "%d", secs);
3087 qemu_opt_set(hda_opts, "secs", num);
3088 if (translation == BIOS_ATA_TRANSLATION_LBA)
3089 qemu_opt_set(hda_opts, "trans", "lba");
3090 if (translation == BIOS_ATA_TRANSLATION_NONE)
3091 qemu_opt_set(hda_opts, "trans", "none");
3092 }
3093 }
3094 break;
3095 case QEMU_OPTION_numa:
3096 numa_add(optarg);
3097 break;
3098 case QEMU_OPTION_display:
3099 display_type = select_display(optarg);
3100 break;
3101 case QEMU_OPTION_nographic:
3102 display_type = DT_NOGRAPHIC;
3103 break;
3104 case QEMU_OPTION_curses:
3105 #ifdef CONFIG_CURSES
3106 display_type = DT_CURSES;
3107 #else
3108 fprintf(stderr, "Curses support is disabled\n");
3109 exit(1);
3110 #endif
3111 break;
3112 case QEMU_OPTION_portrait:
3113 graphic_rotate = 90;
3114 break;
3115 case QEMU_OPTION_rotate:
3116 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3117 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3118 graphic_rotate != 180 && graphic_rotate != 270) {
3119 fprintf(stderr,
3120 "qemu: only 90, 180, 270 deg rotation is available\n");
3121 exit(1);
3122 }
3123 break;
3124 case QEMU_OPTION_kernel:
3125 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3126 break;
3127 case QEMU_OPTION_initrd:
3128 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3129 break;
3130 case QEMU_OPTION_append:
3131 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3132 break;
3133 case QEMU_OPTION_dtb:
3134 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3135 break;
3136 case QEMU_OPTION_cdrom:
3137 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3138 break;
3139 case QEMU_OPTION_boot:
3140 {
3141 static const char * const params[] = {
3142 "order", "once", "menu",
3143 "splash", "splash-time",
3144 "reboot-timeout", "strict", NULL
3145 };
3146 char buf[sizeof(boot_devices)];
3147 char *standard_boot_devices;
3148 int legacy = 0;
3149
3150 if (!strchr(optarg, '=')) {
3151 legacy = 1;
3152 pstrcpy(buf, sizeof(buf), optarg);
3153 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3154 fprintf(stderr,
3155 "qemu: unknown boot parameter '%s' in '%s'\n",
3156 buf, optarg);
3157 exit(1);
3158 }
3159
3160 if (legacy ||
3161 get_param_value(buf, sizeof(buf), "order", optarg)) {
3162 validate_bootdevices(buf);
3163 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3164 }
3165 if (!legacy) {
3166 if (get_param_value(buf, sizeof(buf),
3167 "once", optarg)) {
3168 validate_bootdevices(buf);
3169 standard_boot_devices = g_strdup(boot_devices);
3170 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3171 qemu_register_reset(restore_boot_devices,
3172 standard_boot_devices);
3173 }
3174 if (get_param_value(buf, sizeof(buf),
3175 "menu", optarg)) {
3176 if (!strcmp(buf, "on")) {
3177 boot_menu = 1;
3178 } else if (!strcmp(buf, "off")) {
3179 boot_menu = 0;
3180 } else {
3181 fprintf(stderr,
3182 "qemu: invalid option value '%s'\n",
3183 buf);
3184 exit(1);
3185 }
3186 }
3187 if (get_param_value(buf, sizeof(buf),
3188 "strict", optarg)) {
3189 if (!strcmp(buf, "on")) {
3190 boot_strict = true;
3191 } else if (!strcmp(buf, "off")) {
3192 boot_strict = false;
3193 } else {
3194 fprintf(stderr,
3195 "qemu: invalid option value '%s'\n",
3196 buf);
3197 exit(1);
3198 }
3199 }
3200 if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3201 optarg, 0)) {
3202 exit(1);
3203 }
3204 }
3205 }
3206 break;
3207 case QEMU_OPTION_fda:
3208 case QEMU_OPTION_fdb:
3209 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3210 optarg, FD_OPTS);
3211 break;
3212 case QEMU_OPTION_no_fd_bootchk:
3213 fd_bootchk = 0;
3214 break;
3215 case QEMU_OPTION_netdev:
3216 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3217 exit(1);
3218 }
3219 break;
3220 case QEMU_OPTION_net:
3221 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3222 exit(1);
3223 }
3224 break;
3225 #ifdef CONFIG_LIBISCSI
3226 case QEMU_OPTION_iscsi:
3227 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3228 if (!opts) {
3229 exit(1);
3230 }
3231 break;
3232 #endif
3233 #ifdef CONFIG_SLIRP
3234 case QEMU_OPTION_tftp:
3235 legacy_tftp_prefix = optarg;
3236 break;
3237 case QEMU_OPTION_bootp:
3238 legacy_bootp_filename = optarg;
3239 break;
3240 case QEMU_OPTION_redir:
3241 if (net_slirp_redir(optarg) < 0)
3242 exit(1);
3243 break;
3244 #endif
3245 case QEMU_OPTION_bt:
3246 add_device_config(DEV_BT, optarg);
3247 break;
3248 case QEMU_OPTION_audio_help:
3249 if (!(audio_available())) {
3250 printf("Option %s not supported for this target\n", popt->name);
3251 exit(1);
3252 }
3253 AUD_help ();
3254 exit (0);
3255 break;
3256 case QEMU_OPTION_soundhw:
3257 if (!(audio_available())) {
3258 printf("Option %s not supported for this target\n", popt->name);
3259 exit(1);
3260 }
3261 select_soundhw (optarg);
3262 break;
3263 case QEMU_OPTION_h:
3264 help(0);
3265 break;
3266 case QEMU_OPTION_version:
3267 version();
3268 exit(0);
3269 break;
3270 case QEMU_OPTION_m: {
3271 int64_t value;
3272 uint64_t sz;
3273 char *end;
3274
3275 value = strtosz(optarg, &end);
3276 if (value < 0 || *end) {
3277 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3278 exit(1);
3279 }
3280 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3281 ram_size = sz;
3282 if (ram_size != sz) {
3283 fprintf(stderr, "qemu: ram size too large\n");
3284 exit(1);
3285 }
3286 break;
3287 }
3288 #ifdef CONFIG_TPM
3289 case QEMU_OPTION_tpmdev:
3290 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3291 exit(1);
3292 }
3293 break;
3294 #endif
3295 case QEMU_OPTION_mempath:
3296 mem_path = optarg;
3297 break;
3298 #ifdef MAP_POPULATE
3299 case QEMU_OPTION_mem_prealloc:
3300 mem_prealloc = 1;
3301 break;
3302 #endif
3303 case QEMU_OPTION_d:
3304 log_mask = optarg;
3305 break;
3306 case QEMU_OPTION_D:
3307 log_file = optarg;
3308 break;
3309 case QEMU_OPTION_s:
3310 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3311 break;
3312 case QEMU_OPTION_gdb:
3313 add_device_config(DEV_GDB, optarg);
3314 break;
3315 case QEMU_OPTION_L:
3316 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3317 data_dir[data_dir_idx++] = optarg;
3318 }
3319 break;
3320 case QEMU_OPTION_bios:
3321 bios_name = optarg;
3322 break;
3323 case QEMU_OPTION_singlestep:
3324 singlestep = 1;
3325 break;
3326 case QEMU_OPTION_S:
3327 autostart = 0;
3328 break;
3329 case QEMU_OPTION_k:
3330 keyboard_layout = optarg;
3331 break;
3332 case QEMU_OPTION_localtime:
3333 rtc_utc = 0;
3334 break;
3335 case QEMU_OPTION_vga:
3336 vga_model = optarg;
3337 default_vga = 0;
3338 break;
3339 case QEMU_OPTION_g:
3340 {
3341 const char *p;
3342 int w, h, depth;
3343 p = optarg;
3344 w = strtol(p, (char **)&p, 10);
3345 if (w <= 0) {
3346 graphic_error:
3347 fprintf(stderr, "qemu: invalid resolution or depth\n");
3348 exit(1);
3349 }
3350 if (*p != 'x')
3351 goto graphic_error;
3352 p++;
3353 h = strtol(p, (char **)&p, 10);
3354 if (h <= 0)
3355 goto graphic_error;
3356 if (*p == 'x') {
3357 p++;
3358 depth = strtol(p, (char **)&p, 10);
3359 if (depth != 8 && depth != 15 && depth != 16 &&
3360 depth != 24 && depth != 32)
3361 goto graphic_error;
3362 } else if (*p == '\0') {
3363 depth = graphic_depth;
3364 } else {
3365 goto graphic_error;
3366 }
3367
3368 graphic_width = w;
3369 graphic_height = h;
3370 graphic_depth = depth;
3371 }
3372 break;
3373 case QEMU_OPTION_echr:
3374 {
3375 char *r;
3376 term_escape_char = strtol(optarg, &r, 0);
3377 if (r == optarg)
3378 printf("Bad argument to echr\n");
3379 break;
3380 }
3381 case QEMU_OPTION_monitor:
3382 monitor_parse(optarg, "readline");
3383 default_monitor = 0;
3384 break;
3385 case QEMU_OPTION_qmp:
3386 monitor_parse(optarg, "control");
3387 default_monitor = 0;
3388 break;
3389 case QEMU_OPTION_mon:
3390 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3391 if (!opts) {
3392 exit(1);
3393 }
3394 default_monitor = 0;
3395 break;
3396 case QEMU_OPTION_chardev:
3397 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3398 if (!opts) {
3399 exit(1);
3400 }
3401 break;
3402 case QEMU_OPTION_fsdev:
3403 olist = qemu_find_opts("fsdev");
3404 if (!olist) {
3405 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3406 exit(1);
3407 }
3408 opts = qemu_opts_parse(olist, optarg, 1);
3409 if (!opts) {
3410 exit(1);
3411 }
3412 break;
3413 case QEMU_OPTION_virtfs: {
3414 QemuOpts *fsdev;
3415 QemuOpts *device;
3416 const char *writeout, *sock_fd, *socket;
3417
3418 olist = qemu_find_opts("virtfs");
3419 if (!olist) {
3420 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3421 exit(1);
3422 }
3423 opts = qemu_opts_parse(olist, optarg, 1);
3424 if (!opts) {
3425 exit(1);
3426 }
3427
3428 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3429 qemu_opt_get(opts, "mount_tag") == NULL) {
3430 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3431 exit(1);
3432 }
3433 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3434 qemu_opt_get(opts, "mount_tag"),
3435 1, NULL);
3436 if (!fsdev) {
3437 fprintf(stderr, "duplicate fsdev id: %s\n",
3438 qemu_opt_get(opts, "mount_tag"));
3439 exit(1);
3440 }
3441
3442 writeout = qemu_opt_get(opts, "writeout");
3443 if (writeout) {
3444 #ifdef CONFIG_SYNC_FILE_RANGE
3445 qemu_opt_set(fsdev, "writeout", writeout);
3446 #else
3447 fprintf(stderr, "writeout=immediate not supported on "
3448 "this platform\n");
3449 exit(1);
3450 #endif
3451 }
3452 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3453 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3454 qemu_opt_set(fsdev, "security_model",
3455 qemu_opt_get(opts, "security_model"));
3456 socket = qemu_opt_get(opts, "socket");
3457 if (socket) {
3458 qemu_opt_set(fsdev, "socket", socket);
3459 }
3460 sock_fd = qemu_opt_get(opts, "sock_fd");
3461 if (sock_fd) {
3462 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3463 }
3464
3465 qemu_opt_set_bool(fsdev, "readonly",
3466 qemu_opt_get_bool(opts, "readonly", 0));
3467 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3468 qemu_opt_set(device, "driver", "virtio-9p-pci");
3469 qemu_opt_set(device, "fsdev",
3470 qemu_opt_get(opts, "mount_tag"));
3471 qemu_opt_set(device, "mount_tag",
3472 qemu_opt_get(opts, "mount_tag"));
3473 break;
3474 }
3475 case QEMU_OPTION_virtfs_synth: {
3476 QemuOpts *fsdev;
3477 QemuOpts *device;
3478
3479 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3480 1, NULL);
3481 if (!fsdev) {
3482 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3483 exit(1);
3484 }
3485 qemu_opt_set(fsdev, "fsdriver", "synth");
3486
3487 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3488 qemu_opt_set(device, "driver", "virtio-9p-pci");
3489 qemu_opt_set(device, "fsdev", "v_synth");
3490 qemu_opt_set(device, "mount_tag", "v_synth");
3491 break;
3492 }
3493 case QEMU_OPTION_serial:
3494 add_device_config(DEV_SERIAL, optarg);
3495 default_serial = 0;
3496 if (strncmp(optarg, "mon:", 4) == 0) {
3497 default_monitor = 0;
3498 }
3499 break;
3500 case QEMU_OPTION_watchdog:
3501 if (watchdog) {
3502 fprintf(stderr,
3503 "qemu: only one watchdog option may be given\n");
3504 return 1;
3505 }
3506 watchdog = optarg;
3507 break;
3508 case QEMU_OPTION_watchdog_action:
3509 if (select_watchdog_action(optarg) == -1) {
3510 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3511 exit(1);
3512 }
3513 break;
3514 case QEMU_OPTION_virtiocon:
3515 add_device_config(DEV_VIRTCON, optarg);
3516 default_virtcon = 0;
3517 if (strncmp(optarg, "mon:", 4) == 0) {
3518 default_monitor = 0;
3519 }
3520 break;
3521 case QEMU_OPTION_parallel:
3522 add_device_config(DEV_PARALLEL, optarg);
3523 default_parallel = 0;
3524 if (strncmp(optarg, "mon:", 4) == 0) {
3525 default_monitor = 0;
3526 }
3527 break;
3528 case QEMU_OPTION_debugcon:
3529 add_device_config(DEV_DEBUGCON, optarg);
3530 break;
3531 case QEMU_OPTION_loadvm:
3532 loadvm = optarg;
3533 break;
3534 case QEMU_OPTION_full_screen:
3535 full_screen = 1;
3536 break;
3537 #ifdef CONFIG_SDL
3538 case QEMU_OPTION_no_frame:
3539 no_frame = 1;
3540 break;
3541 case QEMU_OPTION_alt_grab:
3542 alt_grab = 1;
3543 break;
3544 case QEMU_OPTION_ctrl_grab:
3545 ctrl_grab = 1;
3546 break;
3547 case QEMU_OPTION_no_quit:
3548 no_quit = 1;
3549 break;
3550 case QEMU_OPTION_sdl:
3551 display_type = DT_SDL;
3552 break;
3553 #else
3554 case QEMU_OPTION_no_frame:
3555 case QEMU_OPTION_alt_grab:
3556 case QEMU_OPTION_ctrl_grab:
3557 case QEMU_OPTION_no_quit:
3558 case QEMU_OPTION_sdl:
3559 fprintf(stderr, "SDL support is disabled\n");
3560 exit(1);
3561 #endif
3562 case QEMU_OPTION_pidfile:
3563 pid_file = optarg;
3564 break;
3565 case QEMU_OPTION_win2k_hack:
3566 win2k_install_hack = 1;
3567 break;
3568 case QEMU_OPTION_rtc_td_hack: {
3569 static GlobalProperty slew_lost_ticks[] = {
3570 {
3571 .driver = "mc146818rtc",
3572 .property = "lost_tick_policy",
3573 .value = "slew",
3574 },
3575 { /* end of list */ }
3576 };
3577
3578 qdev_prop_register_global_list(slew_lost_ticks);
3579 break;
3580 }
3581 case QEMU_OPTION_acpitable:
3582 do_acpitable_option(optarg);
3583 break;
3584 case QEMU_OPTION_smbios:
3585 do_smbios_option(optarg);
3586 break;
3587 case QEMU_OPTION_enable_kvm:
3588 olist = qemu_find_opts("machine");
3589 qemu_opts_parse(olist, "accel=kvm", 0);
3590 break;
3591 case QEMU_OPTION_machine:
3592 olist = qemu_find_opts("machine");
3593 opts = qemu_opts_parse(olist, optarg, 1);
3594 if (!opts) {
3595 exit(1);
3596 }
3597 optarg = qemu_opt_get(opts, "type");
3598 if (optarg) {
3599 machine = machine_parse(optarg);
3600 }
3601 break;
3602 case QEMU_OPTION_no_kvm:
3603 olist = qemu_find_opts("machine");
3604 qemu_opts_parse(olist, "accel=tcg", 0);
3605 break;
3606 case QEMU_OPTION_no_kvm_pit: {
3607 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3608 "separately.\n");
3609 break;
3610 }
3611 case QEMU_OPTION_no_kvm_pit_reinjection: {
3612 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3613 {
3614 .driver = "kvm-pit",
3615 .property = "lost_tick_policy",
3616 .value = "discard",
3617 },
3618 { /* end of list */ }
3619 };
3620
3621 fprintf(stderr, "Warning: option deprecated, use "
3622 "lost_tick_policy property of kvm-pit instead.\n");
3623 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3624 break;
3625 }
3626 case QEMU_OPTION_usb:
3627 olist = qemu_find_opts("machine");
3628 qemu_opts_parse(olist, "usb=on", 0);
3629 break;
3630 case QEMU_OPTION_usbdevice:
3631 olist = qemu_find_opts("machine");
3632 qemu_opts_parse(olist, "usb=on", 0);
3633 add_device_config(DEV_USB, optarg);
3634 break;
3635 case QEMU_OPTION_device:
3636 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3637 exit(1);
3638 }
3639 break;
3640 case QEMU_OPTION_smp:
3641 smp_parse(optarg);
3642 if (smp_cpus < 1) {
3643 fprintf(stderr, "Invalid number of CPUs\n");
3644 exit(1);
3645 }
3646 if (max_cpus < smp_cpus) {
3647 fprintf(stderr, "maxcpus must be equal to or greater than "
3648 "smp\n");
3649 exit(1);
3650 }
3651 if (max_cpus > 255) {
3652 fprintf(stderr, "Unsupported number of maxcpus\n");
3653 exit(1);
3654 }
3655 break;
3656 case QEMU_OPTION_vnc:
3657 #ifdef CONFIG_VNC
3658 display_remote++;
3659 vnc_display = optarg;
3660 #else
3661 fprintf(stderr, "VNC support is disabled\n");
3662 exit(1);
3663 #endif
3664 break;
3665 case QEMU_OPTION_no_acpi:
3666 acpi_enabled = 0;
3667 break;
3668 case QEMU_OPTION_no_hpet:
3669 no_hpet = 1;
3670 break;
3671 case QEMU_OPTION_balloon:
3672 if (balloon_parse(optarg) < 0) {
3673 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3674 exit(1);
3675 }
3676 break;
3677 case QEMU_OPTION_no_reboot:
3678 no_reboot = 1;
3679 break;
3680 case QEMU_OPTION_no_shutdown:
3681 no_shutdown = 1;
3682 break;
3683 case QEMU_OPTION_show_cursor:
3684 cursor_hide = 0;
3685 break;
3686 case QEMU_OPTION_uuid:
3687 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3688 fprintf(stderr, "Fail to parse UUID string."
3689 " Wrong format.\n");
3690 exit(1);
3691 }
3692 break;
3693 case QEMU_OPTION_option_rom:
3694 if (nb_option_roms >= MAX_OPTION_ROMS) {
3695 fprintf(stderr, "Too many option ROMs\n");
3696 exit(1);
3697 }
3698 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3699 if (!opts) {
3700 exit(1);
3701 }
3702 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3703 option_rom[nb_option_roms].bootindex =
3704 qemu_opt_get_number(opts, "bootindex", -1);
3705 if (!option_rom[nb_option_roms].name) {
3706 fprintf(stderr, "Option ROM file is not specified\n");
3707 exit(1);
3708 }
3709 nb_option_roms++;
3710 break;
3711 case QEMU_OPTION_semihosting:
3712 semihosting_enabled = 1;
3713 break;
3714 case QEMU_OPTION_tdf:
3715 fprintf(stderr, "Warning: user space PIT time drift fix "
3716 "is no longer supported.\n");
3717 break;
3718 case QEMU_OPTION_name:
3719 qemu_name = g_strdup(optarg);
3720 {
3721 char *p = strchr(qemu_name, ',');
3722 if (p != NULL) {
3723 *p++ = 0;
3724 if (strncmp(p, "process=", 8)) {
3725 fprintf(stderr, "Unknown subargument %s to -name\n", p);
3726 exit(1);
3727 }
3728 p += 8;
3729 os_set_proc_name(p);
3730 }
3731 }
3732 break;
3733 case QEMU_OPTION_prom_env:
3734 if (nb_prom_envs >= MAX_PROM_ENVS) {
3735 fprintf(stderr, "Too many prom variables\n");
3736 exit(1);
3737 }
3738 prom_envs[nb_prom_envs] = optarg;
3739 nb_prom_envs++;
3740 break;
3741 case QEMU_OPTION_old_param:
3742 old_param = 1;
3743 break;
3744 case QEMU_OPTION_clock:
3745 configure_alarms(optarg);
3746 break;
3747 case QEMU_OPTION_startdate:
3748 configure_rtc_date_offset(optarg, 1);
3749 break;
3750 case QEMU_OPTION_rtc:
3751 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3752 if (!opts) {
3753 exit(1);
3754 }
3755 configure_rtc(opts);
3756 break;
3757 case QEMU_OPTION_tb_size:
3758 tcg_tb_size = strtol(optarg, NULL, 0);
3759 if (tcg_tb_size < 0) {
3760 tcg_tb_size = 0;
3761 }
3762 break;
3763 case QEMU_OPTION_icount:
3764 icount_option = optarg;
3765 break;
3766 case QEMU_OPTION_incoming:
3767 incoming = optarg;
3768 runstate_set(RUN_STATE_INMIGRATE);
3769 break;
3770 case QEMU_OPTION_nodefaults:
3771 default_serial = 0;
3772 default_parallel = 0;
3773 default_virtcon = 0;
3774 default_sclp = 0;
3775 default_monitor = 0;
3776 default_net = 0;
3777 default_floppy = 0;
3778 default_cdrom = 0;
3779 default_sdcard = 0;
3780 default_vga = 0;
3781 break;
3782 case QEMU_OPTION_xen_domid:
3783 if (!(xen_available())) {
3784 printf("Option %s not supported for this target\n", popt->name);
3785 exit(1);
3786 }
3787 xen_domid = atoi(optarg);
3788 break;
3789 case QEMU_OPTION_xen_create:
3790 if (!(xen_available())) {
3791 printf("Option %s not supported for this target\n", popt->name);
3792 exit(1);
3793 }
3794 xen_mode = XEN_CREATE;
3795 break;
3796 case QEMU_OPTION_xen_attach:
3797 if (!(xen_available())) {
3798 printf("Option %s not supported for this target\n", popt->name);
3799 exit(1);
3800 }
3801 xen_mode = XEN_ATTACH;
3802 break;
3803 case QEMU_OPTION_trace:
3804 {
3805 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3806 if (!opts) {
3807 exit(1);
3808 }
3809 trace_events = qemu_opt_get(opts, "events");
3810 trace_file = qemu_opt_get(opts, "file");
3811 break;
3812 }
3813 case QEMU_OPTION_readconfig:
3814 {
3815 int ret = qemu_read_config_file(optarg);
3816 if (ret < 0) {
3817 fprintf(stderr, "read config %s: %s\n", optarg,
3818 strerror(-ret));
3819 exit(1);
3820 }
3821 break;
3822 }
3823 case QEMU_OPTION_spice:
3824 olist = qemu_find_opts("spice");
3825 if (!olist) {
3826 fprintf(stderr, "spice is not supported by this qemu build.\n");
3827 exit(1);
3828 }
3829 opts = qemu_opts_parse(olist, optarg, 0);
3830 if (!opts) {
3831 exit(1);
3832 }
3833 display_remote++;
3834 break;
3835 case QEMU_OPTION_writeconfig:
3836 {
3837 FILE *fp;
3838 if (strcmp(optarg, "-") == 0) {
3839 fp = stdout;
3840 } else {
3841 fp = fopen(optarg, "w");
3842 if (fp == NULL) {
3843 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3844 exit(1);
3845 }
3846 }
3847 qemu_config_write(fp);
3848 fclose(fp);
3849 break;
3850 }
3851 case QEMU_OPTION_qtest:
3852 qtest_chrdev = optarg;
3853 break;
3854 case QEMU_OPTION_qtest_log:
3855 qtest_log = optarg;
3856 break;
3857 case QEMU_OPTION_sandbox:
3858 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3859 if (!opts) {
3860 exit(1);
3861 }
3862 break;
3863 case QEMU_OPTION_add_fd:
3864 #ifndef _WIN32
3865 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3866 if (!opts) {
3867 exit(1);
3868 }
3869 #else
3870 error_report("File descriptor passing is disabled on this "
3871 "platform");
3872 exit(1);
3873 #endif
3874 break;
3875 case QEMU_OPTION_object:
3876 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3877 if (!opts) {
3878 exit(1);
3879 }
3880 break;
3881 default:
3882 os_parse_cmd_args(popt->index, optarg);
3883 }
3884 }
3885 }
3886 loc_set_none();
3887
3888 if (qemu_init_main_loop()) {
3889 fprintf(stderr, "qemu_init_main_loop failed\n");
3890 exit(1);
3891 }
3892
3893 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3894 exit(1);
3895 }
3896
3897 #ifndef _WIN32
3898 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3899 exit(1);
3900 }
3901
3902 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3903 exit(1);
3904 }
3905 #endif
3906
3907 if (machine == NULL) {
3908 fprintf(stderr, "No machine found.\n");
3909 exit(1);
3910 }
3911
3912 if (machine->hw_version) {
3913 qemu_set_version(machine->hw_version);
3914 }
3915
3916 if (qemu_opts_foreach(qemu_find_opts("object"),
3917 object_create, NULL, 0) != 0) {
3918 exit(1);
3919 }
3920
3921 /* Init CPU def lists, based on config
3922 * - Must be called after all the qemu_read_config_file() calls
3923 * - Must be called before list_cpus()
3924 * - Must be called before machine->init()
3925 */
3926 cpudef_init();
3927
3928 if (cpu_model && is_help_option(cpu_model)) {
3929 list_cpus(stdout, &fprintf, cpu_model);
3930 exit(0);
3931 }
3932
3933 /* Open the logfile at this point, if necessary. We can't open the logfile
3934 * when encountering either of the logging options (-d or -D) because the
3935 * other one may be encountered later on the command line, changing the
3936 * location or level of logging.
3937 */
3938 if (log_mask) {
3939 int mask;
3940 if (log_file) {
3941 qemu_set_log_filename(log_file);
3942 }
3943
3944 mask = qemu_str_to_log_mask(log_mask);
3945 if (!mask) {
3946 qemu_print_log_usage(stdout);
3947 exit(1);
3948 }
3949 qemu_set_log(mask);
3950 }
3951
3952 if (!trace_backend_init(trace_events, trace_file)) {
3953 exit(1);
3954 }
3955
3956 /* If no data_dir is specified then try to find it relative to the
3957 executable path. */
3958 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3959 data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3960 if (data_dir[data_dir_idx] != NULL) {
3961 data_dir_idx++;
3962 }
3963 }
3964 /* If all else fails use the install path specified when building. */
3965 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3966 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3967 }
3968
3969 /*
3970 * Default to max_cpus = smp_cpus, in case the user doesn't
3971 * specify a max_cpus value.
3972 */
3973 if (!max_cpus)
3974 max_cpus = smp_cpus;
3975
3976 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3977 if (smp_cpus > machine->max_cpus) {
3978 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3979 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3980 machine->max_cpus);
3981 exit(1);
3982 }
3983
3984 /*
3985 * Get the default machine options from the machine if it is not already
3986 * specified either by the configuration file or by the command line.
3987 */
3988 if (machine->default_machine_opts) {
3989 qemu_opts_set_defaults(qemu_find_opts("machine"),
3990 machine->default_machine_opts, 0);
3991 }
3992
3993 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3994 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3995
3996 if (machine->no_serial) {
3997 default_serial = 0;
3998 }
3999 if (machine->no_parallel) {
4000 default_parallel = 0;
4001 }
4002 if (!machine->use_virtcon) {
4003 default_virtcon = 0;
4004 }
4005 if (!machine->use_sclp) {
4006 default_sclp = 0;
4007 }
4008 if (machine->no_floppy) {
4009 default_floppy = 0;
4010 }
4011 if (machine->no_cdrom) {
4012 default_cdrom = 0;
4013 }
4014 if (machine->no_sdcard) {
4015 default_sdcard = 0;
4016 }
4017
4018 if (is_daemonized()) {
4019 /* According to documentation and historically, -nographic redirects
4020 * serial port, parallel port and monitor to stdio, which does not work
4021 * with -daemonize. We can redirect these to null instead, but since
4022 * -nographic is legacy, let's just error out.
4023 * We disallow -nographic only if all other ports are not redirected
4024 * explicitly, to not break existing legacy setups which uses
4025 * -nographic _and_ redirects all ports explicitly - this is valid
4026 * usage, -nographic is just a no-op in this case.
4027 */
4028 if (display_type == DT_NOGRAPHIC
4029 && (default_parallel || default_serial
4030 || default_monitor || default_virtcon)) {
4031 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4032 exit(1);
4033 }
4034 #ifdef CONFIG_CURSES
4035 if (display_type == DT_CURSES) {
4036 fprintf(stderr, "curses display can not be used with -daemonize\n");
4037 exit(1);
4038 }
4039 #endif
4040 }
4041
4042 if (display_type == DT_NOGRAPHIC) {
4043 if (default_parallel)
4044 add_device_config(DEV_PARALLEL, "null");
4045 if (default_serial && default_monitor) {
4046 add_device_config(DEV_SERIAL, "mon:stdio");
4047 } else if (default_virtcon && default_monitor) {
4048 add_device_config(DEV_VIRTCON, "mon:stdio");
4049 } else if (default_sclp && default_monitor) {
4050 add_device_config(DEV_SCLP, "mon:stdio");
4051 } else {
4052 if (default_serial)
4053 add_device_config(DEV_SERIAL, "stdio");
4054 if (default_virtcon)
4055 add_device_config(DEV_VIRTCON, "stdio");
4056 if (default_sclp) {
4057 add_device_config(DEV_SCLP, "stdio");
4058 }
4059 if (default_monitor)
4060 monitor_parse("stdio", "readline");
4061 }
4062 } else {
4063 if (default_serial)
4064 add_device_config(DEV_SERIAL, "vc:80Cx24C");
4065 if (default_parallel)
4066 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4067 if (default_monitor)
4068 monitor_parse("vc:80Cx24C", "readline");
4069 if (default_virtcon)
4070 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4071 if (default_sclp) {
4072 add_device_config(DEV_SCLP, "vc:80Cx24C");
4073 }
4074 }
4075
4076 if (display_type == DT_DEFAULT && !display_remote) {
4077 #if defined(CONFIG_GTK)
4078 display_type = DT_GTK;
4079 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4080 display_type = DT_SDL;
4081 #elif defined(CONFIG_VNC)
4082 vnc_display = "localhost:0,to=99";
4083 show_vnc_port = 1;
4084 #else
4085 display_type = DT_NONE;
4086 #endif
4087 }
4088
4089 #if defined(CONFIG_GTK)
4090 if (display_type == DT_GTK) {
4091 early_gtk_display_init();
4092 }
4093 #endif
4094
4095 socket_init();
4096
4097 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4098 exit(1);
4099 #ifdef CONFIG_VIRTFS
4100 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4101 exit(1);
4102 }
4103 #endif
4104
4105 os_daemonize();
4106
4107 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4108 os_pidfile_error();
4109 exit(1);
4110 }
4111
4112 /* init the memory */
4113 if (ram_size == 0) {
4114 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4115 }
4116
4117 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4118 != 0) {
4119 exit(0);
4120 }
4121
4122 configure_accelerator();
4123
4124 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4125 if (machine_opts) {
4126 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4127 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4128 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4129 } else {
4130 kernel_filename = initrd_filename = kernel_cmdline = NULL;
4131 }
4132
4133 if (!kernel_cmdline) {
4134 kernel_cmdline = "";
4135 }
4136
4137 linux_boot = (kernel_filename != NULL);
4138
4139 if (!linux_boot && *kernel_cmdline != '\0') {
4140 fprintf(stderr, "-append only allowed with -kernel option\n");
4141 exit(1);
4142 }
4143
4144 if (!linux_boot && initrd_filename != NULL) {
4145 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4146 exit(1);
4147 }
4148
4149 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4150 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4151 exit(1);
4152 }
4153
4154 os_set_line_buffering();
4155
4156 qemu_init_cpu_loop();
4157 qemu_mutex_lock_iothread();
4158
4159 #ifdef CONFIG_SPICE
4160 /* spice needs the timers to be initialized by this point */
4161 qemu_spice_init();
4162 #endif
4163
4164 if (icount_option && (kvm_enabled() || xen_enabled())) {
4165 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4166 exit(1);
4167 }
4168 configure_icount(icount_option);
4169
4170 /* clean up network at qemu process termination */
4171 atexit(&net_cleanup);
4172
4173 if (net_init_clients() < 0) {
4174 exit(1);
4175 }
4176
4177 #ifdef CONFIG_TPM
4178 if (tpm_init() < 0) {
4179 exit(1);
4180 }
4181 #endif
4182
4183 /* init the bluetooth world */
4184 if (foreach_device_config(DEV_BT, bt_parse))
4185 exit(1);
4186
4187 if (!xen_enabled()) {
4188 /* On 32-bit hosts, QEMU is limited by virtual address space */
4189 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4190 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4191 exit(1);
4192 }
4193 }
4194
4195 cpu_exec_init_all();
4196
4197 bdrv_init_with_whitelist();
4198
4199 blk_mig_init();
4200
4201 /* open the virtual block devices */
4202 if (snapshot)
4203 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4204 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4205 &machine->block_default_type, 1) != 0) {
4206 exit(1);
4207 }
4208
4209 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4210 CDROM_OPTS);
4211 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4212 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4213
4214 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4215
4216 if (nb_numa_nodes > 0) {
4217 int i;
4218
4219 if (nb_numa_nodes > MAX_NODES) {
4220 nb_numa_nodes = MAX_NODES;
4221 }
4222
4223 /* If no memory size if given for any node, assume the default case
4224 * and distribute the available memory equally across all nodes
4225 */
4226 for (i = 0; i < nb_numa_nodes; i++) {
4227 if (node_mem[i] != 0)
4228 break;
4229 }
4230 if (i == nb_numa_nodes) {
4231 uint64_t usedmem = 0;
4232
4233 /* On Linux, the each node's border has to be 8MB aligned,
4234 * the final node gets the rest.
4235 */
4236 for (i = 0; i < nb_numa_nodes - 1; i++) {
4237 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4238 usedmem += node_mem[i];
4239 }
4240 node_mem[i] = ram_size - usedmem;
4241 }
4242
4243 for (i = 0; i < nb_numa_nodes; i++) {
4244 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4245 break;
4246 }
4247 }
4248 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4249 * must cope with this anyway, because there are BIOSes out there in
4250 * real machines which also use this scheme.
4251 */
4252 if (i == nb_numa_nodes) {
4253 for (i = 0; i < max_cpus; i++) {
4254 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4255 }
4256 }
4257 }
4258
4259 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4260 exit(1);
4261 }
4262
4263 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4264 exit(1);
4265 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4266 exit(1);
4267 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4268 exit(1);
4269 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4270 exit(1);
4271 }
4272 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4273 exit(1);
4274
4275 /* If no default VGA is requested, the default is "none". */
4276 if (default_vga) {
4277 if (cirrus_vga_available()) {
4278 vga_model = "cirrus";
4279 } else if (vga_available()) {
4280 vga_model = "std";
4281 }
4282 }
4283 select_vgahw(vga_model);
4284
4285 if (watchdog) {
4286 i = select_watchdog(watchdog);
4287 if (i > 0)
4288 exit (i == 1 ? 1 : 0);
4289 }
4290
4291 if (machine->compat_props) {
4292 qdev_prop_register_global_list(machine->compat_props);
4293 }
4294 qemu_add_globals();
4295
4296 qdev_machine_init();
4297
4298 QEMUMachineInitArgs args = { .ram_size = ram_size,
4299 .boot_device = (boot_devices[0] == '\0') ?
4300 machine->boot_order :
4301 boot_devices,
4302 .kernel_filename = kernel_filename,
4303 .kernel_cmdline = kernel_cmdline,
4304 .initrd_filename = initrd_filename,
4305 .cpu_model = cpu_model };
4306 machine->init(&args);
4307
4308 cpu_synchronize_all_post_init();
4309
4310 set_numa_modes();
4311
4312 current_machine = machine;
4313
4314 /* init USB devices */
4315 if (usb_enabled(false)) {
4316 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4317 exit(1);
4318 }
4319
4320 /* init generic devices */
4321 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4322 exit(1);
4323
4324 net_check_clients();
4325
4326 /* just use the first displaystate for the moment */
4327 ds = get_displaystate();
4328
4329 /* init local displays */
4330 switch (display_type) {
4331 case DT_NOGRAPHIC:
4332 break;
4333 #if defined(CONFIG_CURSES)
4334 case DT_CURSES:
4335 curses_display_init(ds, full_screen);
4336 break;
4337 #endif
4338 #if defined(CONFIG_SDL)
4339 case DT_SDL:
4340 sdl_display_init(ds, full_screen, no_frame);
4341 break;
4342 #elif defined(CONFIG_COCOA)
4343 case DT_SDL:
4344 cocoa_display_init(ds, full_screen);
4345 break;
4346 #endif
4347 #if defined(CONFIG_GTK)
4348 case DT_GTK:
4349 gtk_display_init(ds);
4350 break;
4351 #endif
4352 default:
4353 break;
4354 }
4355
4356 /* must be after terminal init, SDL library changes signal handlers */
4357 os_setup_signal_handling();
4358
4359 #ifdef CONFIG_VNC
4360 /* init remote displays */
4361 if (vnc_display) {
4362 Error *local_err = NULL;
4363 vnc_display_init(ds);
4364 vnc_display_open(ds, vnc_display, &local_err);
4365 if (local_err != NULL) {
4366 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4367 vnc_display, error_get_pretty(local_err));
4368 error_free(local_err);
4369 exit(1);
4370 }
4371
4372 if (show_vnc_port) {
4373 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4374 }
4375 }
4376 #endif
4377 #ifdef CONFIG_SPICE
4378 if (using_spice && !qxl_enabled) {
4379 qemu_spice_display_init(ds);
4380 }
4381 #endif
4382
4383 /* display setup */
4384 text_consoles_set_display(ds);
4385
4386 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4387 exit(1);
4388 }
4389
4390 qdev_machine_creation_done();
4391
4392 if (rom_load_all() != 0) {
4393 fprintf(stderr, "rom loading failed\n");
4394 exit(1);
4395 }
4396
4397 /* TODO: once all bus devices are qdevified, this should be done
4398 * when bus is created by qdev.c */
4399 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4400 qemu_run_machine_init_done_notifiers();
4401
4402 qemu_system_reset(VMRESET_SILENT);
4403 if (loadvm) {
4404 if (load_vmstate(loadvm) < 0) {
4405 autostart = 0;
4406 }
4407 }
4408
4409 if (incoming) {
4410 Error *local_err = NULL;
4411 qemu_start_incoming_migration(incoming, &local_err);
4412 if (local_err) {
4413 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4414 error_free(local_err);
4415 exit(1);
4416 }
4417 } else if (autostart) {
4418 vm_start();
4419 }
4420
4421 os_setup_post();
4422
4423 resume_all_vcpus();
4424 main_loop();
4425 bdrv_close_all();
4426 pause_all_vcpus();
4427 res_free();
4428 #ifdef CONFIG_TPM
4429 tpm_cleanup();
4430 #endif
4431
4432 return 0;
4433 }
Qemu copy for testing