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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 "qemu/osdep.h" | |
25 | #include "qemu-version.h" | |
26 | #include "qemu/cutils.h" | |
27 | #include "qemu/help_option.h" | |
28 | ||
29 | #ifdef CONFIG_SECCOMP | |
30 | #include "sysemu/seccomp.h" | |
31 | #endif | |
32 | ||
33 | #if defined(CONFIG_VDE) | |
34 | #include <libvdeplug.h> | |
35 | #endif | |
36 | ||
37 | #ifdef CONFIG_SDL | |
38 | #if defined(__APPLE__) || defined(main) | |
39 | #include <SDL.h> | |
40 | int qemu_main(int argc, char **argv, char **envp); | |
41 | int main(int argc, char **argv) | |
42 | { | |
43 | return qemu_main(argc, argv, NULL); | |
44 | } | |
45 | #undef main | |
46 | #define main qemu_main | |
47 | #endif | |
48 | #endif /* CONFIG_SDL */ | |
49 | ||
50 | #ifdef CONFIG_COCOA | |
51 | #undef main | |
52 | #define main qemu_main | |
53 | #endif /* CONFIG_COCOA */ | |
54 | ||
55 | ||
56 | #include "qemu/error-report.h" | |
57 | #include "qemu/sockets.h" | |
58 | #include "hw/hw.h" | |
59 | #include "hw/boards.h" | |
60 | #include "sysemu/accel.h" | |
61 | #include "hw/usb.h" | |
62 | #include "hw/i386/pc.h" | |
63 | #include "hw/isa/isa.h" | |
64 | #include "hw/bt.h" | |
65 | #include "sysemu/watchdog.h" | |
66 | #include "hw/smbios/smbios.h" | |
67 | #include "hw/xen/xen.h" | |
68 | #include "hw/qdev.h" | |
69 | #include "hw/loader.h" | |
70 | #include "monitor/qdev.h" | |
71 | #include "sysemu/bt.h" | |
72 | #include "net/net.h" | |
73 | #include "net/slirp.h" | |
74 | #include "monitor/monitor.h" | |
75 | #include "ui/console.h" | |
76 | #include "ui/input.h" | |
77 | #include "sysemu/sysemu.h" | |
78 | #include "sysemu/numa.h" | |
79 | #include "exec/gdbstub.h" | |
80 | #include "qemu/timer.h" | |
81 | #include "sysemu/char.h" | |
82 | #include "qemu/bitmap.h" | |
83 | #include "qemu/log.h" | |
84 | #include "sysemu/blockdev.h" | |
85 | #include "hw/block/block.h" | |
86 | #include "migration/block.h" | |
87 | #include "sysemu/tpm.h" | |
88 | #include "sysemu/dma.h" | |
89 | #include "audio/audio.h" | |
90 | #include "migration/migration.h" | |
91 | #include "sysemu/cpus.h" | |
92 | #include "sysemu/kvm.h" | |
93 | #include "qapi/qmp/qjson.h" | |
94 | #include "qemu/option.h" | |
95 | #include "qemu/config-file.h" | |
96 | #include "qemu-options.h" | |
97 | #include "qmp-commands.h" | |
98 | #include "qemu/main-loop.h" | |
99 | #ifdef CONFIG_VIRTFS | |
100 | #include "fsdev/qemu-fsdev.h" | |
101 | #endif | |
102 | #include "sysemu/qtest.h" | |
103 | ||
104 | #include "disas/disas.h" | |
105 | ||
106 | ||
107 | #include "slirp/libslirp.h" | |
108 | ||
109 | #include "trace.h" | |
110 | #include "trace/control.h" | |
111 | #include "qemu/queue.h" | |
112 | #include "sysemu/cpus.h" | |
113 | #include "sysemu/arch_init.h" | |
114 | ||
115 | #include "ui/qemu-spice.h" | |
116 | #include "qapi/string-input-visitor.h" | |
117 | #include "qapi/opts-visitor.h" | |
118 | #include "qom/object_interfaces.h" | |
119 | #include "qapi-event.h" | |
120 | #include "exec/semihost.h" | |
121 | #include "crypto/init.h" | |
122 | #include "sysemu/replay.h" | |
123 | #include "qapi/qmp/qerror.h" | |
124 | ||
125 | #define MAX_VIRTIO_CONSOLES 1 | |
126 | #define MAX_SCLP_CONSOLES 1 | |
127 | ||
128 | static const char *data_dir[16]; | |
129 | static int data_dir_idx; | |
130 | const char *bios_name = NULL; | |
131 | enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB; | |
132 | int request_opengl = -1; | |
133 | int display_opengl; | |
134 | const char* keyboard_layout = NULL; | |
135 | ram_addr_t ram_size; | |
136 | const char *mem_path = NULL; | |
137 | int mem_prealloc = 0; /* force preallocation of physical target memory */ | |
138 | bool enable_mlock = false; | |
139 | int nb_nics; | |
140 | NICInfo nd_table[MAX_NICS]; | |
141 | int autostart; | |
142 | static int rtc_utc = 1; | |
143 | static int rtc_date_offset = -1; /* -1 means no change */ | |
144 | QEMUClockType rtc_clock; | |
145 | int vga_interface_type = VGA_NONE; | |
146 | static int full_screen = 0; | |
147 | static int no_frame = 0; | |
148 | int no_quit = 0; | |
149 | static bool grab_on_hover; | |
150 | CharDriverState *serial_hds[MAX_SERIAL_PORTS]; | |
151 | CharDriverState *parallel_hds[MAX_PARALLEL_PORTS]; | |
152 | CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES]; | |
153 | CharDriverState *sclp_hds[MAX_SCLP_CONSOLES]; | |
154 | int win2k_install_hack = 0; | |
155 | int singlestep = 0; | |
156 | int smp_cpus = 1; | |
157 | int max_cpus = 1; | |
158 | int smp_cores = 1; | |
159 | int smp_threads = 1; | |
160 | int acpi_enabled = 1; | |
161 | int no_hpet = 0; | |
162 | int fd_bootchk = 1; | |
163 | static int no_reboot; | |
164 | int no_shutdown = 0; | |
165 | int cursor_hide = 1; | |
166 | int graphic_rotate = 0; | |
167 | const char *watchdog; | |
168 | QEMUOptionRom option_rom[MAX_OPTION_ROMS]; | |
169 | int nb_option_roms; | |
170 | int old_param = 0; | |
171 | const char *qemu_name; | |
172 | int alt_grab = 0; | |
173 | int ctrl_grab = 0; | |
174 | unsigned int nb_prom_envs = 0; | |
175 | const char *prom_envs[MAX_PROM_ENVS]; | |
176 | int boot_menu; | |
177 | bool boot_strict; | |
178 | uint8_t *boot_splash_filedata; | |
179 | size_t boot_splash_filedata_size; | |
180 | uint8_t qemu_extra_params_fw[2]; | |
181 | ||
182 | int icount_align_option; | |
183 | ||
184 | /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the | |
185 | * little-endian "wire format" described in the SMBIOS 2.6 specification. | |
186 | */ | |
187 | uint8_t qemu_uuid[16]; | |
188 | bool qemu_uuid_set; | |
189 | ||
190 | static NotifierList exit_notifiers = | |
191 | NOTIFIER_LIST_INITIALIZER(exit_notifiers); | |
192 | ||
193 | static NotifierList machine_init_done_notifiers = | |
194 | NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers); | |
195 | ||
196 | bool xen_allowed; | |
197 | uint32_t xen_domid; | |
198 | enum xen_mode xen_mode = XEN_EMULATE; | |
199 | ||
200 | static int has_defaults = 1; | |
201 | static int default_serial = 1; | |
202 | static int default_parallel = 1; | |
203 | static int default_virtcon = 1; | |
204 | static int default_sclp = 1; | |
205 | static int default_monitor = 1; | |
206 | static int default_floppy = 1; | |
207 | static int default_cdrom = 1; | |
208 | static int default_sdcard = 1; | |
209 | static int default_vga = 1; | |
210 | static int default_net = 1; | |
211 | ||
212 | static struct { | |
213 | const char *driver; | |
214 | int *flag; | |
215 | } default_list[] = { | |
216 | { .driver = "isa-serial", .flag = &default_serial }, | |
217 | { .driver = "isa-parallel", .flag = &default_parallel }, | |
218 | { .driver = "isa-fdc", .flag = &default_floppy }, | |
219 | { .driver = "ide-cd", .flag = &default_cdrom }, | |
220 | { .driver = "ide-hd", .flag = &default_cdrom }, | |
221 | { .driver = "ide-drive", .flag = &default_cdrom }, | |
222 | { .driver = "scsi-cd", .flag = &default_cdrom }, | |
223 | { .driver = "virtio-serial-pci", .flag = &default_virtcon }, | |
224 | { .driver = "virtio-serial", .flag = &default_virtcon }, | |
225 | { .driver = "VGA", .flag = &default_vga }, | |
226 | { .driver = "isa-vga", .flag = &default_vga }, | |
227 | { .driver = "cirrus-vga", .flag = &default_vga }, | |
228 | { .driver = "isa-cirrus-vga", .flag = &default_vga }, | |
229 | { .driver = "vmware-svga", .flag = &default_vga }, | |
230 | { .driver = "qxl-vga", .flag = &default_vga }, | |
231 | { .driver = "virtio-vga", .flag = &default_vga }, | |
232 | }; | |
233 | ||
234 | static QemuOptsList qemu_rtc_opts = { | |
235 | .name = "rtc", | |
236 | .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head), | |
237 | .desc = { | |
238 | { | |
239 | .name = "base", | |
240 | .type = QEMU_OPT_STRING, | |
241 | },{ | |
242 | .name = "clock", | |
243 | .type = QEMU_OPT_STRING, | |
244 | },{ | |
245 | .name = "driftfix", | |
246 | .type = QEMU_OPT_STRING, | |
247 | }, | |
248 | { /* end of list */ } | |
249 | }, | |
250 | }; | |
251 | ||
252 | static QemuOptsList qemu_sandbox_opts = { | |
253 | .name = "sandbox", | |
254 | .implied_opt_name = "enable", | |
255 | .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head), | |
256 | .desc = { | |
257 | { | |
258 | .name = "enable", | |
259 | .type = QEMU_OPT_BOOL, | |
260 | }, | |
261 | { /* end of list */ } | |
262 | }, | |
263 | }; | |
264 | ||
265 | static QemuOptsList qemu_option_rom_opts = { | |
266 | .name = "option-rom", | |
267 | .implied_opt_name = "romfile", | |
268 | .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head), | |
269 | .desc = { | |
270 | { | |
271 | .name = "bootindex", | |
272 | .type = QEMU_OPT_NUMBER, | |
273 | }, { | |
274 | .name = "romfile", | |
275 | .type = QEMU_OPT_STRING, | |
276 | }, | |
277 | { /* end of list */ } | |
278 | }, | |
279 | }; | |
280 | ||
281 | static QemuOptsList qemu_machine_opts = { | |
282 | .name = "machine", | |
283 | .implied_opt_name = "type", | |
284 | .merge_lists = true, | |
285 | .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head), | |
286 | .desc = { | |
287 | /* | |
288 | * no elements => accept any | |
289 | * sanity checking will happen later | |
290 | * when setting machine properties | |
291 | */ | |
292 | { } | |
293 | }, | |
294 | }; | |
295 | ||
296 | static QemuOptsList qemu_boot_opts = { | |
297 | .name = "boot-opts", | |
298 | .implied_opt_name = "order", | |
299 | .merge_lists = true, | |
300 | .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head), | |
301 | .desc = { | |
302 | { | |
303 | .name = "order", | |
304 | .type = QEMU_OPT_STRING, | |
305 | }, { | |
306 | .name = "once", | |
307 | .type = QEMU_OPT_STRING, | |
308 | }, { | |
309 | .name = "menu", | |
310 | .type = QEMU_OPT_BOOL, | |
311 | }, { | |
312 | .name = "splash", | |
313 | .type = QEMU_OPT_STRING, | |
314 | }, { | |
315 | .name = "splash-time", | |
316 | .type = QEMU_OPT_STRING, | |
317 | }, { | |
318 | .name = "reboot-timeout", | |
319 | .type = QEMU_OPT_STRING, | |
320 | }, { | |
321 | .name = "strict", | |
322 | .type = QEMU_OPT_BOOL, | |
323 | }, | |
324 | { /*End of list */ } | |
325 | }, | |
326 | }; | |
327 | ||
328 | static QemuOptsList qemu_add_fd_opts = { | |
329 | .name = "add-fd", | |
330 | .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head), | |
331 | .desc = { | |
332 | { | |
333 | .name = "fd", | |
334 | .type = QEMU_OPT_NUMBER, | |
335 | .help = "file descriptor of which a duplicate is added to fd set", | |
336 | },{ | |
337 | .name = "set", | |
338 | .type = QEMU_OPT_NUMBER, | |
339 | .help = "ID of the fd set to add fd to", | |
340 | },{ | |
341 | .name = "opaque", | |
342 | .type = QEMU_OPT_STRING, | |
343 | .help = "free-form string used to describe fd", | |
344 | }, | |
345 | { /* end of list */ } | |
346 | }, | |
347 | }; | |
348 | ||
349 | static QemuOptsList qemu_object_opts = { | |
350 | .name = "object", | |
351 | .implied_opt_name = "qom-type", | |
352 | .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head), | |
353 | .desc = { | |
354 | { } | |
355 | }, | |
356 | }; | |
357 | ||
358 | static QemuOptsList qemu_tpmdev_opts = { | |
359 | .name = "tpmdev", | |
360 | .implied_opt_name = "type", | |
361 | .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head), | |
362 | .desc = { | |
363 | /* options are defined in the TPM backends */ | |
364 | { /* end of list */ } | |
365 | }, | |
366 | }; | |
367 | ||
368 | static QemuOptsList qemu_realtime_opts = { | |
369 | .name = "realtime", | |
370 | .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head), | |
371 | .desc = { | |
372 | { | |
373 | .name = "mlock", | |
374 | .type = QEMU_OPT_BOOL, | |
375 | }, | |
376 | { /* end of list */ } | |
377 | }, | |
378 | }; | |
379 | ||
380 | static QemuOptsList qemu_msg_opts = { | |
381 | .name = "msg", | |
382 | .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head), | |
383 | .desc = { | |
384 | { | |
385 | .name = "timestamp", | |
386 | .type = QEMU_OPT_BOOL, | |
387 | }, | |
388 | { /* end of list */ } | |
389 | }, | |
390 | }; | |
391 | ||
392 | static QemuOptsList qemu_name_opts = { | |
393 | .name = "name", | |
394 | .implied_opt_name = "guest", | |
395 | .merge_lists = true, | |
396 | .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head), | |
397 | .desc = { | |
398 | { | |
399 | .name = "guest", | |
400 | .type = QEMU_OPT_STRING, | |
401 | .help = "Sets the name of the guest.\n" | |
402 | "This name will be displayed in the SDL window caption.\n" | |
403 | "The name will also be used for the VNC server", | |
404 | }, { | |
405 | .name = "process", | |
406 | .type = QEMU_OPT_STRING, | |
407 | .help = "Sets the name of the QEMU process, as shown in top etc", | |
408 | }, { | |
409 | .name = "debug-threads", | |
410 | .type = QEMU_OPT_BOOL, | |
411 | .help = "When enabled, name the individual threads; defaults off.\n" | |
412 | "NOTE: The thread names are for debugging and not a\n" | |
413 | "stable API.", | |
414 | }, | |
415 | { /* End of list */ } | |
416 | }, | |
417 | }; | |
418 | ||
419 | static QemuOptsList qemu_mem_opts = { | |
420 | .name = "memory", | |
421 | .implied_opt_name = "size", | |
422 | .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head), | |
423 | .merge_lists = true, | |
424 | .desc = { | |
425 | { | |
426 | .name = "size", | |
427 | .type = QEMU_OPT_SIZE, | |
428 | }, | |
429 | { | |
430 | .name = "slots", | |
431 | .type = QEMU_OPT_NUMBER, | |
432 | }, | |
433 | { | |
434 | .name = "maxmem", | |
435 | .type = QEMU_OPT_SIZE, | |
436 | }, | |
437 | { /* end of list */ } | |
438 | }, | |
439 | }; | |
440 | ||
441 | static QemuOptsList qemu_icount_opts = { | |
442 | .name = "icount", | |
443 | .implied_opt_name = "shift", | |
444 | .merge_lists = true, | |
445 | .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head), | |
446 | .desc = { | |
447 | { | |
448 | .name = "shift", | |
449 | .type = QEMU_OPT_STRING, | |
450 | }, { | |
451 | .name = "align", | |
452 | .type = QEMU_OPT_BOOL, | |
453 | }, { | |
454 | .name = "sleep", | |
455 | .type = QEMU_OPT_BOOL, | |
456 | }, { | |
457 | .name = "rr", | |
458 | .type = QEMU_OPT_STRING, | |
459 | }, { | |
460 | .name = "rrfile", | |
461 | .type = QEMU_OPT_STRING, | |
462 | }, | |
463 | { /* end of list */ } | |
464 | }, | |
465 | }; | |
466 | ||
467 | static QemuOptsList qemu_semihosting_config_opts = { | |
468 | .name = "semihosting-config", | |
469 | .implied_opt_name = "enable", | |
470 | .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head), | |
471 | .desc = { | |
472 | { | |
473 | .name = "enable", | |
474 | .type = QEMU_OPT_BOOL, | |
475 | }, { | |
476 | .name = "target", | |
477 | .type = QEMU_OPT_STRING, | |
478 | }, { | |
479 | .name = "arg", | |
480 | .type = QEMU_OPT_STRING, | |
481 | }, | |
482 | { /* end of list */ } | |
483 | }, | |
484 | }; | |
485 | ||
486 | static QemuOptsList qemu_fw_cfg_opts = { | |
487 | .name = "fw_cfg", | |
488 | .implied_opt_name = "name", | |
489 | .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head), | |
490 | .desc = { | |
491 | { | |
492 | .name = "name", | |
493 | .type = QEMU_OPT_STRING, | |
494 | .help = "Sets the fw_cfg name of the blob to be inserted", | |
495 | }, { | |
496 | .name = "file", | |
497 | .type = QEMU_OPT_STRING, | |
498 | .help = "Sets the name of the file from which\n" | |
499 | "the fw_cfg blob will be loaded", | |
500 | }, { | |
501 | .name = "string", | |
502 | .type = QEMU_OPT_STRING, | |
503 | .help = "Sets content of the blob to be inserted from a string", | |
504 | }, | |
505 | { /* end of list */ } | |
506 | }, | |
507 | }; | |
508 | ||
509 | /** | |
510 | * Get machine options | |
511 | * | |
512 | * Returns: machine options (never null). | |
513 | */ | |
514 | QemuOpts *qemu_get_machine_opts(void) | |
515 | { | |
516 | return qemu_find_opts_singleton("machine"); | |
517 | } | |
518 | ||
519 | const char *qemu_get_vm_name(void) | |
520 | { | |
521 | return qemu_name; | |
522 | } | |
523 | ||
524 | static void res_free(void) | |
525 | { | |
526 | g_free(boot_splash_filedata); | |
527 | boot_splash_filedata = NULL; | |
528 | } | |
529 | ||
530 | static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp) | |
531 | { | |
532 | const char *driver = qemu_opt_get(opts, "driver"); | |
533 | int i; | |
534 | ||
535 | if (!driver) | |
536 | return 0; | |
537 | for (i = 0; i < ARRAY_SIZE(default_list); i++) { | |
538 | if (strcmp(default_list[i].driver, driver) != 0) | |
539 | continue; | |
540 | *(default_list[i].flag) = 0; | |
541 | } | |
542 | return 0; | |
543 | } | |
544 | ||
545 | /***********************************************************/ | |
546 | /* QEMU state */ | |
547 | ||
548 | static RunState current_run_state = RUN_STATE_PRELAUNCH; | |
549 | ||
550 | /* We use RUN_STATE__MAX but any invalid value will do */ | |
551 | static RunState vmstop_requested = RUN_STATE__MAX; | |
552 | static QemuMutex vmstop_lock; | |
553 | ||
554 | typedef struct { | |
555 | RunState from; | |
556 | RunState to; | |
557 | } RunStateTransition; | |
558 | ||
559 | static const RunStateTransition runstate_transitions_def[] = { | |
560 | /* from -> to */ | |
561 | { RUN_STATE_DEBUG, RUN_STATE_RUNNING }, | |
562 | { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE }, | |
563 | { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH }, | |
564 | ||
565 | { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR }, | |
566 | { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR }, | |
567 | { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED }, | |
568 | { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING }, | |
569 | { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN }, | |
570 | { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED }, | |
571 | { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG }, | |
572 | { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED }, | |
573 | { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE }, | |
574 | { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH }, | |
575 | { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE }, | |
576 | ||
577 | { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED }, | |
578 | { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE }, | |
579 | { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH }, | |
580 | ||
581 | { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING }, | |
582 | { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE }, | |
583 | { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH }, | |
584 | ||
585 | { RUN_STATE_PAUSED, RUN_STATE_RUNNING }, | |
586 | { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE }, | |
587 | { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH }, | |
588 | ||
589 | { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING }, | |
590 | { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE }, | |
591 | { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH }, | |
592 | ||
593 | { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING }, | |
594 | { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE }, | |
595 | { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE }, | |
596 | ||
597 | { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING }, | |
598 | { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE }, | |
599 | { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH }, | |
600 | ||
601 | { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING }, | |
602 | { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH }, | |
603 | ||
604 | { RUN_STATE_RUNNING, RUN_STATE_DEBUG }, | |
605 | { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR }, | |
606 | { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR }, | |
607 | { RUN_STATE_RUNNING, RUN_STATE_PAUSED }, | |
608 | { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE }, | |
609 | { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM }, | |
610 | { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM }, | |
611 | { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN }, | |
612 | { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG }, | |
613 | { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED }, | |
614 | ||
615 | { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING }, | |
616 | ||
617 | { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED }, | |
618 | { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE }, | |
619 | { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH }, | |
620 | ||
621 | { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED }, | |
622 | { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED }, | |
623 | { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING }, | |
624 | { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE }, | |
625 | { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH }, | |
626 | ||
627 | { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING }, | |
628 | { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE }, | |
629 | { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH }, | |
630 | ||
631 | { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING }, | |
632 | { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE }, | |
633 | { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH }, | |
634 | ||
635 | { RUN_STATE__MAX, RUN_STATE__MAX }, | |
636 | }; | |
637 | ||
638 | static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX]; | |
639 | ||
640 | bool runstate_check(RunState state) | |
641 | { | |
642 | return current_run_state == state; | |
643 | } | |
644 | ||
645 | bool runstate_store(char *str, size_t size) | |
646 | { | |
647 | const char *state = RunState_lookup[current_run_state]; | |
648 | size_t len = strlen(state) + 1; | |
649 | ||
650 | if (len > size) { | |
651 | return false; | |
652 | } | |
653 | memcpy(str, state, len); | |
654 | return true; | |
655 | } | |
656 | ||
657 | static void runstate_init(void) | |
658 | { | |
659 | const RunStateTransition *p; | |
660 | ||
661 | memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions)); | |
662 | for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) { | |
663 | runstate_valid_transitions[p->from][p->to] = true; | |
664 | } | |
665 | ||
666 | qemu_mutex_init(&vmstop_lock); | |
667 | } | |
668 | ||
669 | /* This function will abort() on invalid state transitions */ | |
670 | void runstate_set(RunState new_state) | |
671 | { | |
672 | assert(new_state < RUN_STATE__MAX); | |
673 | ||
674 | if (current_run_state == new_state) { | |
675 | return; | |
676 | } | |
677 | ||
678 | if (!runstate_valid_transitions[current_run_state][new_state]) { | |
679 | error_report("invalid runstate transition: '%s' -> '%s'", | |
680 | RunState_lookup[current_run_state], | |
681 | RunState_lookup[new_state]); | |
682 | abort(); | |
683 | } | |
684 | trace_runstate_set(new_state); | |
685 | current_run_state = new_state; | |
686 | } | |
687 | ||
688 | int runstate_is_running(void) | |
689 | { | |
690 | return runstate_check(RUN_STATE_RUNNING); | |
691 | } | |
692 | ||
693 | bool runstate_needs_reset(void) | |
694 | { | |
695 | return runstate_check(RUN_STATE_INTERNAL_ERROR) || | |
696 | runstate_check(RUN_STATE_SHUTDOWN); | |
697 | } | |
698 | ||
699 | StatusInfo *qmp_query_status(Error **errp) | |
700 | { | |
701 | StatusInfo *info = g_malloc0(sizeof(*info)); | |
702 | ||
703 | info->running = runstate_is_running(); | |
704 | info->singlestep = singlestep; | |
705 | info->status = current_run_state; | |
706 | ||
707 | return info; | |
708 | } | |
709 | ||
710 | static bool qemu_vmstop_requested(RunState *r) | |
711 | { | |
712 | qemu_mutex_lock(&vmstop_lock); | |
713 | *r = vmstop_requested; | |
714 | vmstop_requested = RUN_STATE__MAX; | |
715 | qemu_mutex_unlock(&vmstop_lock); | |
716 | return *r < RUN_STATE__MAX; | |
717 | } | |
718 | ||
719 | void qemu_system_vmstop_request_prepare(void) | |
720 | { | |
721 | qemu_mutex_lock(&vmstop_lock); | |
722 | } | |
723 | ||
724 | void qemu_system_vmstop_request(RunState state) | |
725 | { | |
726 | vmstop_requested = state; | |
727 | qemu_mutex_unlock(&vmstop_lock); | |
728 | qemu_notify_event(); | |
729 | } | |
730 | ||
731 | void vm_start(void) | |
732 | { | |
733 | RunState requested; | |
734 | ||
735 | qemu_vmstop_requested(&requested); | |
736 | if (runstate_is_running() && requested == RUN_STATE__MAX) { | |
737 | return; | |
738 | } | |
739 | ||
740 | /* Ensure that a STOP/RESUME pair of events is emitted if a | |
741 | * vmstop request was pending. The BLOCK_IO_ERROR event, for | |
742 | * example, according to documentation is always followed by | |
743 | * the STOP event. | |
744 | */ | |
745 | if (runstate_is_running()) { | |
746 | qapi_event_send_stop(&error_abort); | |
747 | } else { | |
748 | cpu_enable_ticks(); | |
749 | runstate_set(RUN_STATE_RUNNING); | |
750 | vm_state_notify(1, RUN_STATE_RUNNING); | |
751 | resume_all_vcpus(); | |
752 | } | |
753 | ||
754 | qapi_event_send_resume(&error_abort); | |
755 | } | |
756 | ||
757 | ||
758 | /***********************************************************/ | |
759 | /* real time host monotonic timer */ | |
760 | ||
761 | static time_t qemu_time(void) | |
762 | { | |
763 | return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000; | |
764 | } | |
765 | ||
766 | /***********************************************************/ | |
767 | /* host time/date access */ | |
768 | void qemu_get_timedate(struct tm *tm, int offset) | |
769 | { | |
770 | time_t ti = qemu_time(); | |
771 | ||
772 | ti += offset; | |
773 | if (rtc_date_offset == -1) { | |
774 | if (rtc_utc) | |
775 | gmtime_r(&ti, tm); | |
776 | else | |
777 | localtime_r(&ti, tm); | |
778 | } else { | |
779 | ti -= rtc_date_offset; | |
780 | gmtime_r(&ti, tm); | |
781 | } | |
782 | } | |
783 | ||
784 | int qemu_timedate_diff(struct tm *tm) | |
785 | { | |
786 | time_t seconds; | |
787 | ||
788 | if (rtc_date_offset == -1) | |
789 | if (rtc_utc) | |
790 | seconds = mktimegm(tm); | |
791 | else { | |
792 | struct tm tmp = *tm; | |
793 | tmp.tm_isdst = -1; /* use timezone to figure it out */ | |
794 | seconds = mktime(&tmp); | |
795 | } | |
796 | else | |
797 | seconds = mktimegm(tm) + rtc_date_offset; | |
798 | ||
799 | return seconds - qemu_time(); | |
800 | } | |
801 | ||
802 | static void configure_rtc_date_offset(const char *startdate, int legacy) | |
803 | { | |
804 | time_t rtc_start_date; | |
805 | struct tm tm; | |
806 | ||
807 | if (!strcmp(startdate, "now") && legacy) { | |
808 | rtc_date_offset = -1; | |
809 | } else { | |
810 | if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", | |
811 | &tm.tm_year, | |
812 | &tm.tm_mon, | |
813 | &tm.tm_mday, | |
814 | &tm.tm_hour, | |
815 | &tm.tm_min, | |
816 | &tm.tm_sec) == 6) { | |
817 | /* OK */ | |
818 | } else if (sscanf(startdate, "%d-%d-%d", | |
819 | &tm.tm_year, | |
820 | &tm.tm_mon, | |
821 | &tm.tm_mday) == 3) { | |
822 | tm.tm_hour = 0; | |
823 | tm.tm_min = 0; | |
824 | tm.tm_sec = 0; | |
825 | } else { | |
826 | goto date_fail; | |
827 | } | |
828 | tm.tm_year -= 1900; | |
829 | tm.tm_mon--; | |
830 | rtc_start_date = mktimegm(&tm); | |
831 | if (rtc_start_date == -1) { | |
832 | date_fail: | |
833 | error_report("invalid date format"); | |
834 | error_printf("valid formats: " | |
835 | "'2006-06-17T16:01:21' or '2006-06-17'\n"); | |
836 | exit(1); | |
837 | } | |
838 | rtc_date_offset = qemu_time() - rtc_start_date; | |
839 | } | |
840 | } | |
841 | ||
842 | static void configure_rtc(QemuOpts *opts) | |
843 | { | |
844 | const char *value; | |
845 | ||
846 | value = qemu_opt_get(opts, "base"); | |
847 | if (value) { | |
848 | if (!strcmp(value, "utc")) { | |
849 | rtc_utc = 1; | |
850 | } else if (!strcmp(value, "localtime")) { | |
851 | Error *blocker = NULL; | |
852 | rtc_utc = 0; | |
853 | error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, | |
854 | "-rtc base=localtime"); | |
855 | replay_add_blocker(blocker); | |
856 | } else { | |
857 | configure_rtc_date_offset(value, 0); | |
858 | } | |
859 | } | |
860 | value = qemu_opt_get(opts, "clock"); | |
861 | if (value) { | |
862 | if (!strcmp(value, "host")) { | |
863 | rtc_clock = QEMU_CLOCK_HOST; | |
864 | } else if (!strcmp(value, "rt")) { | |
865 | rtc_clock = QEMU_CLOCK_REALTIME; | |
866 | } else if (!strcmp(value, "vm")) { | |
867 | rtc_clock = QEMU_CLOCK_VIRTUAL; | |
868 | } else { | |
869 | error_report("invalid option value '%s'", value); | |
870 | exit(1); | |
871 | } | |
872 | } | |
873 | value = qemu_opt_get(opts, "driftfix"); | |
874 | if (value) { | |
875 | if (!strcmp(value, "slew")) { | |
876 | static GlobalProperty slew_lost_ticks = { | |
877 | .driver = "mc146818rtc", | |
878 | .property = "lost_tick_policy", | |
879 | .value = "slew", | |
880 | }; | |
881 | ||
882 | qdev_prop_register_global(&slew_lost_ticks); | |
883 | } else if (!strcmp(value, "none")) { | |
884 | /* discard is default */ | |
885 | } else { | |
886 | error_report("invalid option value '%s'", value); | |
887 | exit(1); | |
888 | } | |
889 | } | |
890 | } | |
891 | ||
892 | /***********************************************************/ | |
893 | /* Bluetooth support */ | |
894 | static int nb_hcis; | |
895 | static int cur_hci; | |
896 | static struct HCIInfo *hci_table[MAX_NICS]; | |
897 | ||
898 | struct HCIInfo *qemu_next_hci(void) | |
899 | { | |
900 | if (cur_hci == nb_hcis) | |
901 | return &null_hci; | |
902 | ||
903 | return hci_table[cur_hci++]; | |
904 | } | |
905 | ||
906 | static int bt_hci_parse(const char *str) | |
907 | { | |
908 | struct HCIInfo *hci; | |
909 | bdaddr_t bdaddr; | |
910 | ||
911 | if (nb_hcis >= MAX_NICS) { | |
912 | error_report("too many bluetooth HCIs (max %i)", MAX_NICS); | |
913 | return -1; | |
914 | } | |
915 | ||
916 | hci = hci_init(str); | |
917 | if (!hci) | |
918 | return -1; | |
919 | ||
920 | bdaddr.b[0] = 0x52; | |
921 | bdaddr.b[1] = 0x54; | |
922 | bdaddr.b[2] = 0x00; | |
923 | bdaddr.b[3] = 0x12; | |
924 | bdaddr.b[4] = 0x34; | |
925 | bdaddr.b[5] = 0x56 + nb_hcis; | |
926 | hci->bdaddr_set(hci, bdaddr.b); | |
927 | ||
928 | hci_table[nb_hcis++] = hci; | |
929 | ||
930 | return 0; | |
931 | } | |
932 | ||
933 | static void bt_vhci_add(int vlan_id) | |
934 | { | |
935 | struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id); | |
936 | ||
937 | if (!vlan->slave) | |
938 | error_report("warning: adding a VHCI to an empty scatternet %i", | |
939 | vlan_id); | |
940 | ||
941 | bt_vhci_init(bt_new_hci(vlan)); | |
942 | } | |
943 | ||
944 | static struct bt_device_s *bt_device_add(const char *opt) | |
945 | { | |
946 | struct bt_scatternet_s *vlan; | |
947 | int vlan_id = 0; | |
948 | char *endp = strstr(opt, ",vlan="); | |
949 | int len = (endp ? endp - opt : strlen(opt)) + 1; | |
950 | char devname[10]; | |
951 | ||
952 | pstrcpy(devname, MIN(sizeof(devname), len), opt); | |
953 | ||
954 | if (endp) { | |
955 | vlan_id = strtol(endp + 6, &endp, 0); | |
956 | if (*endp) { | |
957 | error_report("unrecognised bluetooth vlan Id"); | |
958 | return 0; | |
959 | } | |
960 | } | |
961 | ||
962 | vlan = qemu_find_bt_vlan(vlan_id); | |
963 | ||
964 | if (!vlan->slave) | |
965 | error_report("warning: adding a slave device to an empty scatternet %i", | |
966 | vlan_id); | |
967 | ||
968 | if (!strcmp(devname, "keyboard")) | |
969 | return bt_keyboard_init(vlan); | |
970 | ||
971 | error_report("unsupported bluetooth device '%s'", devname); | |
972 | return 0; | |
973 | } | |
974 | ||
975 | static int bt_parse(const char *opt) | |
976 | { | |
977 | const char *endp, *p; | |
978 | int vlan; | |
979 | ||
980 | if (strstart(opt, "hci", &endp)) { | |
981 | if (!*endp || *endp == ',') { | |
982 | if (*endp) | |
983 | if (!strstart(endp, ",vlan=", 0)) | |
984 | opt = endp + 1; | |
985 | ||
986 | return bt_hci_parse(opt); | |
987 | } | |
988 | } else if (strstart(opt, "vhci", &endp)) { | |
989 | if (!*endp || *endp == ',') { | |
990 | if (*endp) { | |
991 | if (strstart(endp, ",vlan=", &p)) { | |
992 | vlan = strtol(p, (char **) &endp, 0); | |
993 | if (*endp) { | |
994 | error_report("bad scatternet '%s'", p); | |
995 | return 1; | |
996 | } | |
997 | } else { | |
998 | error_report("bad parameter '%s'", endp + 1); | |
999 | return 1; | |
1000 | } | |
1001 | } else | |
1002 | vlan = 0; | |
1003 | ||
1004 | bt_vhci_add(vlan); | |
1005 | return 0; | |
1006 | } | |
1007 | } else if (strstart(opt, "device:", &endp)) | |
1008 | return !bt_device_add(endp); | |
1009 | ||
1010 | error_report("bad bluetooth parameter '%s'", opt); | |
1011 | return 1; | |
1012 | } | |
1013 | ||
1014 | static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp) | |
1015 | { | |
1016 | /* FIXME: change this to true for 1.3 */ | |
1017 | if (qemu_opt_get_bool(opts, "enable", false)) { | |
1018 | #ifdef CONFIG_SECCOMP | |
1019 | if (seccomp_start() < 0) { | |
1020 | error_report("failed to install seccomp syscall filter " | |
1021 | "in the kernel"); | |
1022 | return -1; | |
1023 | } | |
1024 | #else | |
1025 | error_report("seccomp support is disabled"); | |
1026 | return -1; | |
1027 | #endif | |
1028 | } | |
1029 | ||
1030 | return 0; | |
1031 | } | |
1032 | ||
1033 | static int parse_name(void *opaque, QemuOpts *opts, Error **errp) | |
1034 | { | |
1035 | const char *proc_name; | |
1036 | ||
1037 | if (qemu_opt_get(opts, "debug-threads")) { | |
1038 | qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false)); | |
1039 | } | |
1040 | qemu_name = qemu_opt_get(opts, "guest"); | |
1041 | ||
1042 | proc_name = qemu_opt_get(opts, "process"); | |
1043 | if (proc_name) { | |
1044 | os_set_proc_name(proc_name); | |
1045 | } | |
1046 | ||
1047 | return 0; | |
1048 | } | |
1049 | ||
1050 | bool defaults_enabled(void) | |
1051 | { | |
1052 | return has_defaults; | |
1053 | } | |
1054 | ||
1055 | #ifndef _WIN32 | |
1056 | static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp) | |
1057 | { | |
1058 | int fd, dupfd, flags; | |
1059 | int64_t fdset_id; | |
1060 | const char *fd_opaque = NULL; | |
1061 | AddfdInfo *fdinfo; | |
1062 | ||
1063 | fd = qemu_opt_get_number(opts, "fd", -1); | |
1064 | fdset_id = qemu_opt_get_number(opts, "set", -1); | |
1065 | fd_opaque = qemu_opt_get(opts, "opaque"); | |
1066 | ||
1067 | if (fd < 0) { | |
1068 | error_report("fd option is required and must be non-negative"); | |
1069 | return -1; | |
1070 | } | |
1071 | ||
1072 | if (fd <= STDERR_FILENO) { | |
1073 | error_report("fd cannot be a standard I/O stream"); | |
1074 | return -1; | |
1075 | } | |
1076 | ||
1077 | /* | |
1078 | * All fds inherited across exec() necessarily have FD_CLOEXEC | |
1079 | * clear, while qemu sets FD_CLOEXEC on all other fds used internally. | |
1080 | */ | |
1081 | flags = fcntl(fd, F_GETFD); | |
1082 | if (flags == -1 || (flags & FD_CLOEXEC)) { | |
1083 | error_report("fd is not valid or already in use"); | |
1084 | return -1; | |
1085 | } | |
1086 | ||
1087 | if (fdset_id < 0) { | |
1088 | error_report("set option is required and must be non-negative"); | |
1089 | return -1; | |
1090 | } | |
1091 | ||
1092 | #ifdef F_DUPFD_CLOEXEC | |
1093 | dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0); | |
1094 | #else | |
1095 | dupfd = dup(fd); | |
1096 | if (dupfd != -1) { | |
1097 | qemu_set_cloexec(dupfd); | |
1098 | } | |
1099 | #endif | |
1100 | if (dupfd == -1) { | |
1101 | error_report("error duplicating fd: %s", strerror(errno)); | |
1102 | return -1; | |
1103 | } | |
1104 | ||
1105 | /* add the duplicate fd, and optionally the opaque string, to the fd set */ | |
1106 | fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque, | |
1107 | &error_abort); | |
1108 | g_free(fdinfo); | |
1109 | ||
1110 | return 0; | |
1111 | } | |
1112 | ||
1113 | static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp) | |
1114 | { | |
1115 | int fd; | |
1116 | ||
1117 | fd = qemu_opt_get_number(opts, "fd", -1); | |
1118 | close(fd); | |
1119 | ||
1120 | return 0; | |
1121 | } | |
1122 | #endif | |
1123 | ||
1124 | /***********************************************************/ | |
1125 | /* QEMU Block devices */ | |
1126 | ||
1127 | #define HD_OPTS "media=disk" | |
1128 | #define CDROM_OPTS "media=cdrom" | |
1129 | #define FD_OPTS "" | |
1130 | #define PFLASH_OPTS "" | |
1131 | #define MTD_OPTS "" | |
1132 | #define SD_OPTS "" | |
1133 | ||
1134 | static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
1135 | { | |
1136 | BlockInterfaceType *block_default_type = opaque; | |
1137 | ||
1138 | return drive_new(opts, *block_default_type) == NULL; | |
1139 | } | |
1140 | ||
1141 | static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp) | |
1142 | { | |
1143 | if (qemu_opt_get(opts, "snapshot") == NULL) { | |
1144 | qemu_opt_set(opts, "snapshot", "on", &error_abort); | |
1145 | } | |
1146 | return 0; | |
1147 | } | |
1148 | ||
1149 | static void default_drive(int enable, int snapshot, BlockInterfaceType type, | |
1150 | int index, const char *optstr) | |
1151 | { | |
1152 | QemuOpts *opts; | |
1153 | DriveInfo *dinfo; | |
1154 | ||
1155 | if (!enable || drive_get_by_index(type, index)) { | |
1156 | return; | |
1157 | } | |
1158 | ||
1159 | opts = drive_add(type, index, NULL, optstr); | |
1160 | if (snapshot) { | |
1161 | drive_enable_snapshot(NULL, opts, NULL); | |
1162 | } | |
1163 | ||
1164 | dinfo = drive_new(opts, type); | |
1165 | if (!dinfo) { | |
1166 | exit(1); | |
1167 | } | |
1168 | dinfo->is_default = true; | |
1169 | ||
1170 | } | |
1171 | ||
1172 | static QemuOptsList qemu_smp_opts = { | |
1173 | .name = "smp-opts", | |
1174 | .implied_opt_name = "cpus", | |
1175 | .merge_lists = true, | |
1176 | .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head), | |
1177 | .desc = { | |
1178 | { | |
1179 | .name = "cpus", | |
1180 | .type = QEMU_OPT_NUMBER, | |
1181 | }, { | |
1182 | .name = "sockets", | |
1183 | .type = QEMU_OPT_NUMBER, | |
1184 | }, { | |
1185 | .name = "cores", | |
1186 | .type = QEMU_OPT_NUMBER, | |
1187 | }, { | |
1188 | .name = "threads", | |
1189 | .type = QEMU_OPT_NUMBER, | |
1190 | }, { | |
1191 | .name = "maxcpus", | |
1192 | .type = QEMU_OPT_NUMBER, | |
1193 | }, | |
1194 | { /*End of list */ } | |
1195 | }, | |
1196 | }; | |
1197 | ||
1198 | static void smp_parse(QemuOpts *opts) | |
1199 | { | |
1200 | if (opts) { | |
1201 | unsigned cpus = qemu_opt_get_number(opts, "cpus", 0); | |
1202 | unsigned sockets = qemu_opt_get_number(opts, "sockets", 0); | |
1203 | unsigned cores = qemu_opt_get_number(opts, "cores", 0); | |
1204 | unsigned threads = qemu_opt_get_number(opts, "threads", 0); | |
1205 | ||
1206 | /* compute missing values, prefer sockets over cores over threads */ | |
1207 | if (cpus == 0 || sockets == 0) { | |
1208 | sockets = sockets > 0 ? sockets : 1; | |
1209 | cores = cores > 0 ? cores : 1; | |
1210 | threads = threads > 0 ? threads : 1; | |
1211 | if (cpus == 0) { | |
1212 | cpus = cores * threads * sockets; | |
1213 | } | |
1214 | } else if (cores == 0) { | |
1215 | threads = threads > 0 ? threads : 1; | |
1216 | cores = cpus / (sockets * threads); | |
1217 | cores = cores > 0 ? cores : 1; | |
1218 | } else if (threads == 0) { | |
1219 | threads = cpus / (cores * sockets); | |
1220 | threads = threads > 0 ? threads : 1; | |
1221 | } else if (sockets * cores * threads < cpus) { | |
1222 | error_report("cpu topology: " | |
1223 | "sockets (%u) * cores (%u) * threads (%u) < " | |
1224 | "smp_cpus (%u)", | |
1225 | sockets, cores, threads, cpus); | |
1226 | exit(1); | |
1227 | } | |
1228 | ||
1229 | max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus); | |
1230 | ||
1231 | if (max_cpus > MAX_CPUMASK_BITS) { | |
1232 | error_report("unsupported number of maxcpus"); | |
1233 | exit(1); | |
1234 | } | |
1235 | ||
1236 | if (max_cpus < cpus) { | |
1237 | error_report("maxcpus must be equal to or greater than smp"); | |
1238 | exit(1); | |
1239 | } | |
1240 | ||
1241 | if (sockets * cores * threads > max_cpus) { | |
1242 | error_report("cpu topology: " | |
1243 | "sockets (%u) * cores (%u) * threads (%u) > " | |
1244 | "maxcpus (%u)", | |
1245 | sockets, cores, threads, max_cpus); | |
1246 | exit(1); | |
1247 | } | |
1248 | ||
1249 | smp_cpus = cpus; | |
1250 | smp_cores = cores; | |
1251 | smp_threads = threads; | |
1252 | } | |
1253 | ||
1254 | if (smp_cpus > 1) { | |
1255 | Error *blocker = NULL; | |
1256 | error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp"); | |
1257 | replay_add_blocker(blocker); | |
1258 | } | |
1259 | } | |
1260 | ||
1261 | static void realtime_init(void) | |
1262 | { | |
1263 | if (enable_mlock) { | |
1264 | if (os_mlock() < 0) { | |
1265 | error_report("locking memory failed"); | |
1266 | exit(1); | |
1267 | } | |
1268 | } | |
1269 | } | |
1270 | ||
1271 | ||
1272 | static void configure_msg(QemuOpts *opts) | |
1273 | { | |
1274 | enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true); | |
1275 | } | |
1276 | ||
1277 | /***********************************************************/ | |
1278 | /* Semihosting */ | |
1279 | ||
1280 | typedef struct SemihostingConfig { | |
1281 | bool enabled; | |
1282 | SemihostingTarget target; | |
1283 | const char **argv; | |
1284 | int argc; | |
1285 | const char *cmdline; /* concatenated argv */ | |
1286 | } SemihostingConfig; | |
1287 | ||
1288 | static SemihostingConfig semihosting; | |
1289 | ||
1290 | bool semihosting_enabled(void) | |
1291 | { | |
1292 | return semihosting.enabled; | |
1293 | } | |
1294 | ||
1295 | SemihostingTarget semihosting_get_target(void) | |
1296 | { | |
1297 | return semihosting.target; | |
1298 | } | |
1299 | ||
1300 | const char *semihosting_get_arg(int i) | |
1301 | { | |
1302 | if (i >= semihosting.argc) { | |
1303 | return NULL; | |
1304 | } | |
1305 | return semihosting.argv[i]; | |
1306 | } | |
1307 | ||
1308 | int semihosting_get_argc(void) | |
1309 | { | |
1310 | return semihosting.argc; | |
1311 | } | |
1312 | ||
1313 | const char *semihosting_get_cmdline(void) | |
1314 | { | |
1315 | if (semihosting.cmdline == NULL && semihosting.argc > 0) { | |
1316 | semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv); | |
1317 | } | |
1318 | return semihosting.cmdline; | |
1319 | } | |
1320 | ||
1321 | static int add_semihosting_arg(void *opaque, | |
1322 | const char *name, const char *val, | |
1323 | Error **errp) | |
1324 | { | |
1325 | SemihostingConfig *s = opaque; | |
1326 | if (strcmp(name, "arg") == 0) { | |
1327 | s->argc++; | |
1328 | /* one extra element as g_strjoinv() expects NULL-terminated array */ | |
1329 | s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *)); | |
1330 | s->argv[s->argc - 1] = val; | |
1331 | s->argv[s->argc] = NULL; | |
1332 | } | |
1333 | return 0; | |
1334 | } | |
1335 | ||
1336 | /* Use strings passed via -kernel/-append to initialize semihosting.argv[] */ | |
1337 | static inline void semihosting_arg_fallback(const char *file, const char *cmd) | |
1338 | { | |
1339 | char *cmd_token; | |
1340 | ||
1341 | /* argv[0] */ | |
1342 | add_semihosting_arg(&semihosting, "arg", file, NULL); | |
1343 | ||
1344 | /* split -append and initialize argv[1..n] */ | |
1345 | cmd_token = strtok(g_strdup(cmd), " "); | |
1346 | while (cmd_token) { | |
1347 | add_semihosting_arg(&semihosting, "arg", cmd_token, NULL); | |
1348 | cmd_token = strtok(NULL, " "); | |
1349 | } | |
1350 | } | |
1351 | ||
1352 | /* Now we still need this for compatibility with XEN. */ | |
1353 | bool has_igd_gfx_passthru; | |
1354 | static void igd_gfx_passthru(void) | |
1355 | { | |
1356 | has_igd_gfx_passthru = current_machine->igd_gfx_passthru; | |
1357 | } | |
1358 | ||
1359 | /***********************************************************/ | |
1360 | /* USB devices */ | |
1361 | ||
1362 | static int usb_device_add(const char *devname) | |
1363 | { | |
1364 | USBDevice *dev = NULL; | |
1365 | #ifndef CONFIG_LINUX | |
1366 | const char *p; | |
1367 | #endif | |
1368 | ||
1369 | if (!machine_usb(current_machine)) { | |
1370 | return -1; | |
1371 | } | |
1372 | ||
1373 | /* drivers with .usbdevice_name entry in USBDeviceInfo */ | |
1374 | dev = usbdevice_create(devname); | |
1375 | if (dev) | |
1376 | goto done; | |
1377 | ||
1378 | /* the other ones */ | |
1379 | #ifndef CONFIG_LINUX | |
1380 | /* only the linux version is qdev-ified, usb-bsd still needs this */ | |
1381 | if (strstart(devname, "host:", &p)) { | |
1382 | dev = usb_host_device_open(usb_bus_find(-1), p); | |
1383 | } | |
1384 | #endif | |
1385 | if (!dev) | |
1386 | return -1; | |
1387 | ||
1388 | done: | |
1389 | return 0; | |
1390 | } | |
1391 | ||
1392 | static int usb_device_del(const char *devname) | |
1393 | { | |
1394 | int bus_num, addr; | |
1395 | const char *p; | |
1396 | ||
1397 | if (strstart(devname, "host:", &p)) { | |
1398 | return -1; | |
1399 | } | |
1400 | ||
1401 | if (!machine_usb(current_machine)) { | |
1402 | return -1; | |
1403 | } | |
1404 | ||
1405 | p = strchr(devname, '.'); | |
1406 | if (!p) | |
1407 | return -1; | |
1408 | bus_num = strtoul(devname, NULL, 0); | |
1409 | addr = strtoul(p + 1, NULL, 0); | |
1410 | ||
1411 | return usb_device_delete_addr(bus_num, addr); | |
1412 | } | |
1413 | ||
1414 | static int usb_parse(const char *cmdline) | |
1415 | { | |
1416 | int r; | |
1417 | r = usb_device_add(cmdline); | |
1418 | if (r < 0) { | |
1419 | error_report("could not add USB device '%s'", cmdline); | |
1420 | } | |
1421 | return r; | |
1422 | } | |
1423 | ||
1424 | void hmp_usb_add(Monitor *mon, const QDict *qdict) | |
1425 | { | |
1426 | const char *devname = qdict_get_str(qdict, "devname"); | |
1427 | if (usb_device_add(devname) < 0) { | |
1428 | error_report("could not add USB device '%s'", devname); | |
1429 | } | |
1430 | } | |
1431 | ||
1432 | void hmp_usb_del(Monitor *mon, const QDict *qdict) | |
1433 | { | |
1434 | const char *devname = qdict_get_str(qdict, "devname"); | |
1435 | if (usb_device_del(devname) < 0) { | |
1436 | error_report("could not delete USB device '%s'", devname); | |
1437 | } | |
1438 | } | |
1439 | ||
1440 | /***********************************************************/ | |
1441 | /* machine registration */ | |
1442 | ||
1443 | MachineState *current_machine; | |
1444 | ||
1445 | static MachineClass *find_machine(const char *name) | |
1446 | { | |
1447 | GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); | |
1448 | MachineClass *mc = NULL; | |
1449 | ||
1450 | for (el = machines; el; el = el->next) { | |
1451 | MachineClass *temp = el->data; | |
1452 | ||
1453 | if (!strcmp(temp->name, name)) { | |
1454 | mc = temp; | |
1455 | break; | |
1456 | } | |
1457 | if (temp->alias && | |
1458 | !strcmp(temp->alias, name)) { | |
1459 | mc = temp; | |
1460 | break; | |
1461 | } | |
1462 | } | |
1463 | ||
1464 | g_slist_free(machines); | |
1465 | return mc; | |
1466 | } | |
1467 | ||
1468 | MachineClass *find_default_machine(void) | |
1469 | { | |
1470 | GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); | |
1471 | MachineClass *mc = NULL; | |
1472 | ||
1473 | for (el = machines; el; el = el->next) { | |
1474 | MachineClass *temp = el->data; | |
1475 | ||
1476 | if (temp->is_default) { | |
1477 | mc = temp; | |
1478 | break; | |
1479 | } | |
1480 | } | |
1481 | ||
1482 | g_slist_free(machines); | |
1483 | return mc; | |
1484 | } | |
1485 | ||
1486 | MachineInfoList *qmp_query_machines(Error **errp) | |
1487 | { | |
1488 | GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); | |
1489 | MachineInfoList *mach_list = NULL; | |
1490 | ||
1491 | for (el = machines; el; el = el->next) { | |
1492 | MachineClass *mc = el->data; | |
1493 | MachineInfoList *entry; | |
1494 | MachineInfo *info; | |
1495 | ||
1496 | info = g_malloc0(sizeof(*info)); | |
1497 | if (mc->is_default) { | |
1498 | info->has_is_default = true; | |
1499 | info->is_default = true; | |
1500 | } | |
1501 | ||
1502 | if (mc->alias) { | |
1503 | info->has_alias = true; | |
1504 | info->alias = g_strdup(mc->alias); | |
1505 | } | |
1506 | ||
1507 | info->name = g_strdup(mc->name); | |
1508 | info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus; | |
1509 | info->hotpluggable_cpus = !!mc->query_hotpluggable_cpus; | |
1510 | ||
1511 | entry = g_malloc0(sizeof(*entry)); | |
1512 | entry->value = info; | |
1513 | entry->next = mach_list; | |
1514 | mach_list = entry; | |
1515 | } | |
1516 | ||
1517 | g_slist_free(machines); | |
1518 | return mach_list; | |
1519 | } | |
1520 | ||
1521 | static int machine_help_func(QemuOpts *opts, MachineState *machine) | |
1522 | { | |
1523 | ObjectProperty *prop; | |
1524 | ObjectPropertyIterator iter; | |
1525 | ||
1526 | if (!qemu_opt_has_help_opt(opts)) { | |
1527 | return 0; | |
1528 | } | |
1529 | ||
1530 | object_property_iter_init(&iter, OBJECT(machine)); | |
1531 | while ((prop = object_property_iter_next(&iter))) { | |
1532 | if (!prop->set) { | |
1533 | continue; | |
1534 | } | |
1535 | ||
1536 | error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name, | |
1537 | prop->name, prop->type); | |
1538 | if (prop->description) { | |
1539 | error_printf(" (%s)\n", prop->description); | |
1540 | } else { | |
1541 | error_printf("\n"); | |
1542 | } | |
1543 | } | |
1544 | ||
1545 | return 1; | |
1546 | } | |
1547 | ||
1548 | /***********************************************************/ | |
1549 | /* main execution loop */ | |
1550 | ||
1551 | struct vm_change_state_entry { | |
1552 | VMChangeStateHandler *cb; | |
1553 | void *opaque; | |
1554 | QLIST_ENTRY (vm_change_state_entry) entries; | |
1555 | }; | |
1556 | ||
1557 | static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head; | |
1558 | ||
1559 | VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb, | |
1560 | void *opaque) | |
1561 | { | |
1562 | VMChangeStateEntry *e; | |
1563 | ||
1564 | e = g_malloc0(sizeof (*e)); | |
1565 | ||
1566 | e->cb = cb; | |
1567 | e->opaque = opaque; | |
1568 | QLIST_INSERT_HEAD(&vm_change_state_head, e, entries); | |
1569 | return e; | |
1570 | } | |
1571 | ||
1572 | void qemu_del_vm_change_state_handler(VMChangeStateEntry *e) | |
1573 | { | |
1574 | QLIST_REMOVE (e, entries); | |
1575 | g_free (e); | |
1576 | } | |
1577 | ||
1578 | void vm_state_notify(int running, RunState state) | |
1579 | { | |
1580 | VMChangeStateEntry *e, *next; | |
1581 | ||
1582 | trace_vm_state_notify(running, state); | |
1583 | ||
1584 | QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) { | |
1585 | e->cb(e->opaque, running, state); | |
1586 | } | |
1587 | } | |
1588 | ||
1589 | /* reset/shutdown handler */ | |
1590 | ||
1591 | typedef struct QEMUResetEntry { | |
1592 | QTAILQ_ENTRY(QEMUResetEntry) entry; | |
1593 | QEMUResetHandler *func; | |
1594 | void *opaque; | |
1595 | } QEMUResetEntry; | |
1596 | ||
1597 | static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers = | |
1598 | QTAILQ_HEAD_INITIALIZER(reset_handlers); | |
1599 | static int reset_requested; | |
1600 | static int shutdown_requested, shutdown_signal = -1; | |
1601 | static pid_t shutdown_pid; | |
1602 | static int powerdown_requested; | |
1603 | static int debug_requested; | |
1604 | static int suspend_requested; | |
1605 | static WakeupReason wakeup_reason; | |
1606 | static NotifierList powerdown_notifiers = | |
1607 | NOTIFIER_LIST_INITIALIZER(powerdown_notifiers); | |
1608 | static NotifierList suspend_notifiers = | |
1609 | NOTIFIER_LIST_INITIALIZER(suspend_notifiers); | |
1610 | static NotifierList wakeup_notifiers = | |
1611 | NOTIFIER_LIST_INITIALIZER(wakeup_notifiers); | |
1612 | static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE); | |
1613 | ||
1614 | int qemu_shutdown_requested_get(void) | |
1615 | { | |
1616 | return shutdown_requested; | |
1617 | } | |
1618 | ||
1619 | int qemu_reset_requested_get(void) | |
1620 | { | |
1621 | return reset_requested; | |
1622 | } | |
1623 | ||
1624 | static int qemu_shutdown_requested(void) | |
1625 | { | |
1626 | return atomic_xchg(&shutdown_requested, 0); | |
1627 | } | |
1628 | ||
1629 | static void qemu_kill_report(void) | |
1630 | { | |
1631 | if (!qtest_driver() && shutdown_signal != -1) { | |
1632 | if (shutdown_pid == 0) { | |
1633 | /* This happens for eg ^C at the terminal, so it's worth | |
1634 | * avoiding printing an odd message in that case. | |
1635 | */ | |
1636 | error_report("terminating on signal %d", shutdown_signal); | |
1637 | } else { | |
1638 | error_report("terminating on signal %d from pid " FMT_pid, | |
1639 | shutdown_signal, shutdown_pid); | |
1640 | } | |
1641 | shutdown_signal = -1; | |
1642 | } | |
1643 | } | |
1644 | ||
1645 | static int qemu_reset_requested(void) | |
1646 | { | |
1647 | int r = reset_requested; | |
1648 | if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) { | |
1649 | reset_requested = 0; | |
1650 | return r; | |
1651 | } | |
1652 | return false; | |
1653 | } | |
1654 | ||
1655 | static int qemu_suspend_requested(void) | |
1656 | { | |
1657 | int r = suspend_requested; | |
1658 | if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) { | |
1659 | suspend_requested = 0; | |
1660 | return r; | |
1661 | } | |
1662 | return false; | |
1663 | } | |
1664 | ||
1665 | static WakeupReason qemu_wakeup_requested(void) | |
1666 | { | |
1667 | return wakeup_reason; | |
1668 | } | |
1669 | ||
1670 | static int qemu_powerdown_requested(void) | |
1671 | { | |
1672 | int r = powerdown_requested; | |
1673 | powerdown_requested = 0; | |
1674 | return r; | |
1675 | } | |
1676 | ||
1677 | static int qemu_debug_requested(void) | |
1678 | { | |
1679 | int r = debug_requested; | |
1680 | debug_requested = 0; | |
1681 | return r; | |
1682 | } | |
1683 | ||
1684 | void qemu_register_reset(QEMUResetHandler *func, void *opaque) | |
1685 | { | |
1686 | QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry)); | |
1687 | ||
1688 | re->func = func; | |
1689 | re->opaque = opaque; | |
1690 | QTAILQ_INSERT_TAIL(&reset_handlers, re, entry); | |
1691 | } | |
1692 | ||
1693 | void qemu_unregister_reset(QEMUResetHandler *func, void *opaque) | |
1694 | { | |
1695 | QEMUResetEntry *re; | |
1696 | ||
1697 | QTAILQ_FOREACH(re, &reset_handlers, entry) { | |
1698 | if (re->func == func && re->opaque == opaque) { | |
1699 | QTAILQ_REMOVE(&reset_handlers, re, entry); | |
1700 | g_free(re); | |
1701 | return; | |
1702 | } | |
1703 | } | |
1704 | } | |
1705 | ||
1706 | void qemu_devices_reset(void) | |
1707 | { | |
1708 | QEMUResetEntry *re, *nre; | |
1709 | ||
1710 | /* reset all devices */ | |
1711 | QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) { | |
1712 | re->func(re->opaque); | |
1713 | } | |
1714 | } | |
1715 | ||
1716 | void qemu_system_reset(bool report) | |
1717 | { | |
1718 | MachineClass *mc; | |
1719 | ||
1720 | mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL; | |
1721 | ||
1722 | cpu_synchronize_all_states(); | |
1723 | ||
1724 | if (mc && mc->reset) { | |
1725 | mc->reset(); | |
1726 | } else { | |
1727 | qemu_devices_reset(); | |
1728 | } | |
1729 | if (report) { | |
1730 | qapi_event_send_reset(&error_abort); | |
1731 | } | |
1732 | cpu_synchronize_all_post_reset(); | |
1733 | } | |
1734 | ||
1735 | void qemu_system_guest_panicked(void) | |
1736 | { | |
1737 | if (current_cpu) { | |
1738 | current_cpu->crash_occurred = true; | |
1739 | } | |
1740 | qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE, &error_abort); | |
1741 | vm_stop(RUN_STATE_GUEST_PANICKED); | |
1742 | } | |
1743 | ||
1744 | void qemu_system_reset_request(void) | |
1745 | { | |
1746 | if (no_reboot) { | |
1747 | shutdown_requested = 1; | |
1748 | } else { | |
1749 | reset_requested = 1; | |
1750 | } | |
1751 | cpu_stop_current(); | |
1752 | qemu_notify_event(); | |
1753 | } | |
1754 | ||
1755 | static void qemu_system_suspend(void) | |
1756 | { | |
1757 | pause_all_vcpus(); | |
1758 | notifier_list_notify(&suspend_notifiers, NULL); | |
1759 | runstate_set(RUN_STATE_SUSPENDED); | |
1760 | qapi_event_send_suspend(&error_abort); | |
1761 | } | |
1762 | ||
1763 | void qemu_system_suspend_request(void) | |
1764 | { | |
1765 | if (runstate_check(RUN_STATE_SUSPENDED)) { | |
1766 | return; | |
1767 | } | |
1768 | suspend_requested = 1; | |
1769 | cpu_stop_current(); | |
1770 | qemu_notify_event(); | |
1771 | } | |
1772 | ||
1773 | void qemu_register_suspend_notifier(Notifier *notifier) | |
1774 | { | |
1775 | notifier_list_add(&suspend_notifiers, notifier); | |
1776 | } | |
1777 | ||
1778 | void qemu_system_wakeup_request(WakeupReason reason) | |
1779 | { | |
1780 | trace_system_wakeup_request(reason); | |
1781 | ||
1782 | if (!runstate_check(RUN_STATE_SUSPENDED)) { | |
1783 | return; | |
1784 | } | |
1785 | if (!(wakeup_reason_mask & (1 << reason))) { | |
1786 | return; | |
1787 | } | |
1788 | runstate_set(RUN_STATE_RUNNING); | |
1789 | wakeup_reason = reason; | |
1790 | qemu_notify_event(); | |
1791 | } | |
1792 | ||
1793 | void qemu_system_wakeup_enable(WakeupReason reason, bool enabled) | |
1794 | { | |
1795 | if (enabled) { | |
1796 | wakeup_reason_mask |= (1 << reason); | |
1797 | } else { | |
1798 | wakeup_reason_mask &= ~(1 << reason); | |
1799 | } | |
1800 | } | |
1801 | ||
1802 | void qemu_register_wakeup_notifier(Notifier *notifier) | |
1803 | { | |
1804 | notifier_list_add(&wakeup_notifiers, notifier); | |
1805 | } | |
1806 | ||
1807 | void qemu_system_killed(int signal, pid_t pid) | |
1808 | { | |
1809 | shutdown_signal = signal; | |
1810 | shutdown_pid = pid; | |
1811 | no_shutdown = 0; | |
1812 | ||
1813 | /* Cannot call qemu_system_shutdown_request directly because | |
1814 | * we are in a signal handler. | |
1815 | */ | |
1816 | shutdown_requested = 1; | |
1817 | qemu_notify_event(); | |
1818 | } | |
1819 | ||
1820 | void qemu_system_shutdown_request(void) | |
1821 | { | |
1822 | trace_qemu_system_shutdown_request(); | |
1823 | replay_shutdown_request(); | |
1824 | shutdown_requested = 1; | |
1825 | qemu_notify_event(); | |
1826 | } | |
1827 | ||
1828 | static void qemu_system_powerdown(void) | |
1829 | { | |
1830 | qapi_event_send_powerdown(&error_abort); | |
1831 | notifier_list_notify(&powerdown_notifiers, NULL); | |
1832 | } | |
1833 | ||
1834 | void qemu_system_powerdown_request(void) | |
1835 | { | |
1836 | trace_qemu_system_powerdown_request(); | |
1837 | powerdown_requested = 1; | |
1838 | qemu_notify_event(); | |
1839 | } | |
1840 | ||
1841 | void qemu_register_powerdown_notifier(Notifier *notifier) | |
1842 | { | |
1843 | notifier_list_add(&powerdown_notifiers, notifier); | |
1844 | } | |
1845 | ||
1846 | void qemu_system_debug_request(void) | |
1847 | { | |
1848 | debug_requested = 1; | |
1849 | qemu_notify_event(); | |
1850 | } | |
1851 | ||
1852 | static bool main_loop_should_exit(void) | |
1853 | { | |
1854 | RunState r; | |
1855 | if (qemu_debug_requested()) { | |
1856 | vm_stop(RUN_STATE_DEBUG); | |
1857 | } | |
1858 | if (qemu_suspend_requested()) { | |
1859 | qemu_system_suspend(); | |
1860 | } | |
1861 | if (qemu_shutdown_requested()) { | |
1862 | qemu_kill_report(); | |
1863 | qapi_event_send_shutdown(&error_abort); | |
1864 | if (no_shutdown) { | |
1865 | vm_stop(RUN_STATE_SHUTDOWN); | |
1866 | } else { | |
1867 | return true; | |
1868 | } | |
1869 | } | |
1870 | if (qemu_reset_requested()) { | |
1871 | pause_all_vcpus(); | |
1872 | qemu_system_reset(VMRESET_REPORT); | |
1873 | resume_all_vcpus(); | |
1874 | if (!runstate_check(RUN_STATE_RUNNING) && | |
1875 | !runstate_check(RUN_STATE_INMIGRATE)) { | |
1876 | runstate_set(RUN_STATE_PRELAUNCH); | |
1877 | } | |
1878 | } | |
1879 | if (qemu_wakeup_requested()) { | |
1880 | pause_all_vcpus(); | |
1881 | qemu_system_reset(VMRESET_SILENT); | |
1882 | notifier_list_notify(&wakeup_notifiers, &wakeup_reason); | |
1883 | wakeup_reason = QEMU_WAKEUP_REASON_NONE; | |
1884 | resume_all_vcpus(); | |
1885 | qapi_event_send_wakeup(&error_abort); | |
1886 | } | |
1887 | if (qemu_powerdown_requested()) { | |
1888 | qemu_system_powerdown(); | |
1889 | } | |
1890 | if (qemu_vmstop_requested(&r)) { | |
1891 | vm_stop(r); | |
1892 | } | |
1893 | return false; | |
1894 | } | |
1895 | ||
1896 | static void main_loop(void) | |
1897 | { | |
1898 | bool nonblocking; | |
1899 | int last_io = 0; | |
1900 | #ifdef CONFIG_PROFILER | |
1901 | int64_t ti; | |
1902 | #endif | |
1903 | do { | |
1904 | nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0; | |
1905 | #ifdef CONFIG_PROFILER | |
1906 | ti = profile_getclock(); | |
1907 | #endif | |
1908 | last_io = main_loop_wait(nonblocking); | |
1909 | #ifdef CONFIG_PROFILER | |
1910 | dev_time += profile_getclock() - ti; | |
1911 | #endif | |
1912 | } while (!main_loop_should_exit()); | |
1913 | } | |
1914 | ||
1915 | static void version(void) | |
1916 | { | |
1917 | printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", " | |
1918 | QEMU_COPYRIGHT "\n"); | |
1919 | } | |
1920 | ||
1921 | static void help(int exitcode) | |
1922 | { | |
1923 | version(); | |
1924 | printf("usage: %s [options] [disk_image]\n\n" | |
1925 | "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n", | |
1926 | error_get_progname()); | |
1927 | ||
1928 | #define QEMU_OPTIONS_GENERATE_HELP | |
1929 | #include "qemu-options-wrapper.h" | |
1930 | ||
1931 | printf("\nDuring emulation, the following keys are useful:\n" | |
1932 | "ctrl-alt-f toggle full screen\n" | |
1933 | "ctrl-alt-n switch to virtual console 'n'\n" | |
1934 | "ctrl-alt toggle mouse and keyboard grab\n" | |
1935 | "\n" | |
1936 | "When using -nographic, press 'ctrl-a h' to get some help.\n"); | |
1937 | ||
1938 | exit(exitcode); | |
1939 | } | |
1940 | ||
1941 | #define HAS_ARG 0x0001 | |
1942 | ||
1943 | typedef struct QEMUOption { | |
1944 | const char *name; | |
1945 | int flags; | |
1946 | int index; | |
1947 | uint32_t arch_mask; | |
1948 | } QEMUOption; | |
1949 | ||
1950 | static const QEMUOption qemu_options[] = { | |
1951 | { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL }, | |
1952 | #define QEMU_OPTIONS_GENERATE_OPTIONS | |
1953 | #include "qemu-options-wrapper.h" | |
1954 | { NULL }, | |
1955 | }; | |
1956 | ||
1957 | typedef struct VGAInterfaceInfo { | |
1958 | const char *opt_name; /* option name */ | |
1959 | const char *name; /* human-readable name */ | |
1960 | /* Class names indicating that support is available. | |
1961 | * If no class is specified, the interface is always available */ | |
1962 | const char *class_names[2]; | |
1963 | } VGAInterfaceInfo; | |
1964 | ||
1965 | static VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = { | |
1966 | [VGA_NONE] = { | |
1967 | .opt_name = "none", | |
1968 | }, | |
1969 | [VGA_STD] = { | |
1970 | .opt_name = "std", | |
1971 | .name = "standard VGA", | |
1972 | .class_names = { "VGA", "isa-vga" }, | |
1973 | }, | |
1974 | [VGA_CIRRUS] = { | |
1975 | .opt_name = "cirrus", | |
1976 | .name = "Cirrus VGA", | |
1977 | .class_names = { "cirrus-vga", "isa-cirrus-vga" }, | |
1978 | }, | |
1979 | [VGA_VMWARE] = { | |
1980 | .opt_name = "vmware", | |
1981 | .name = "VMWare SVGA", | |
1982 | .class_names = { "vmware-svga" }, | |
1983 | }, | |
1984 | [VGA_VIRTIO] = { | |
1985 | .opt_name = "virtio", | |
1986 | .name = "Virtio VGA", | |
1987 | .class_names = { "virtio-vga" }, | |
1988 | }, | |
1989 | [VGA_QXL] = { | |
1990 | .opt_name = "qxl", | |
1991 | .name = "QXL VGA", | |
1992 | .class_names = { "qxl-vga" }, | |
1993 | }, | |
1994 | [VGA_TCX] = { | |
1995 | .opt_name = "tcx", | |
1996 | .name = "TCX framebuffer", | |
1997 | .class_names = { "SUNW,tcx" }, | |
1998 | }, | |
1999 | [VGA_CG3] = { | |
2000 | .opt_name = "cg3", | |
2001 | .name = "CG3 framebuffer", | |
2002 | .class_names = { "cgthree" }, | |
2003 | }, | |
2004 | [VGA_XENFB] = { | |
2005 | .opt_name = "xenfb", | |
2006 | }, | |
2007 | }; | |
2008 | ||
2009 | static bool vga_interface_available(VGAInterfaceType t) | |
2010 | { | |
2011 | VGAInterfaceInfo *ti = &vga_interfaces[t]; | |
2012 | ||
2013 | assert(t < VGA_TYPE_MAX); | |
2014 | return !ti->class_names[0] || | |
2015 | object_class_by_name(ti->class_names[0]) || | |
2016 | object_class_by_name(ti->class_names[1]); | |
2017 | } | |
2018 | ||
2019 | static void select_vgahw(const char *p) | |
2020 | { | |
2021 | const char *opts; | |
2022 | int t; | |
2023 | ||
2024 | assert(vga_interface_type == VGA_NONE); | |
2025 | for (t = 0; t < VGA_TYPE_MAX; t++) { | |
2026 | VGAInterfaceInfo *ti = &vga_interfaces[t]; | |
2027 | if (ti->opt_name && strstart(p, ti->opt_name, &opts)) { | |
2028 | if (!vga_interface_available(t)) { | |
2029 | error_report("%s not available", ti->name); | |
2030 | exit(1); | |
2031 | } | |
2032 | vga_interface_type = t; | |
2033 | break; | |
2034 | } | |
2035 | } | |
2036 | if (t == VGA_TYPE_MAX) { | |
2037 | invalid_vga: | |
2038 | error_report("unknown vga type: %s", p); | |
2039 | exit(1); | |
2040 | } | |
2041 | while (*opts) { | |
2042 | const char *nextopt; | |
2043 | ||
2044 | if (strstart(opts, ",retrace=", &nextopt)) { | |
2045 | opts = nextopt; | |
2046 | if (strstart(opts, "dumb", &nextopt)) | |
2047 | vga_retrace_method = VGA_RETRACE_DUMB; | |
2048 | else if (strstart(opts, "precise", &nextopt)) | |
2049 | vga_retrace_method = VGA_RETRACE_PRECISE; | |
2050 | else goto invalid_vga; | |
2051 | } else goto invalid_vga; | |
2052 | opts = nextopt; | |
2053 | } | |
2054 | } | |
2055 | ||
2056 | typedef enum DisplayType { | |
2057 | DT_DEFAULT, | |
2058 | DT_CURSES, | |
2059 | DT_SDL, | |
2060 | DT_COCOA, | |
2061 | DT_GTK, | |
2062 | DT_NONE, | |
2063 | } DisplayType; | |
2064 | ||
2065 | static DisplayType select_display(const char *p) | |
2066 | { | |
2067 | const char *opts; | |
2068 | DisplayType display = DT_DEFAULT; | |
2069 | ||
2070 | if (strstart(p, "sdl", &opts)) { | |
2071 | #ifdef CONFIG_SDL | |
2072 | display = DT_SDL; | |
2073 | while (*opts) { | |
2074 | const char *nextopt; | |
2075 | ||
2076 | if (strstart(opts, ",frame=", &nextopt)) { | |
2077 | opts = nextopt; | |
2078 | if (strstart(opts, "on", &nextopt)) { | |
2079 | no_frame = 0; | |
2080 | } else if (strstart(opts, "off", &nextopt)) { | |
2081 | no_frame = 1; | |
2082 | } else { | |
2083 | goto invalid_sdl_args; | |
2084 | } | |
2085 | } else if (strstart(opts, ",alt_grab=", &nextopt)) { | |
2086 | opts = nextopt; | |
2087 | if (strstart(opts, "on", &nextopt)) { | |
2088 | alt_grab = 1; | |
2089 | } else if (strstart(opts, "off", &nextopt)) { | |
2090 | alt_grab = 0; | |
2091 | } else { | |
2092 | goto invalid_sdl_args; | |
2093 | } | |
2094 | } else if (strstart(opts, ",ctrl_grab=", &nextopt)) { | |
2095 | opts = nextopt; | |
2096 | if (strstart(opts, "on", &nextopt)) { | |
2097 | ctrl_grab = 1; | |
2098 | } else if (strstart(opts, "off", &nextopt)) { | |
2099 | ctrl_grab = 0; | |
2100 | } else { | |
2101 | goto invalid_sdl_args; | |
2102 | } | |
2103 | } else if (strstart(opts, ",window_close=", &nextopt)) { | |
2104 | opts = nextopt; | |
2105 | if (strstart(opts, "on", &nextopt)) { | |
2106 | no_quit = 0; | |
2107 | } else if (strstart(opts, "off", &nextopt)) { | |
2108 | no_quit = 1; | |
2109 | } else { | |
2110 | goto invalid_sdl_args; | |
2111 | } | |
2112 | } else if (strstart(opts, ",gl=", &nextopt)) { | |
2113 | opts = nextopt; | |
2114 | if (strstart(opts, "on", &nextopt)) { | |
2115 | request_opengl = 1; | |
2116 | } else if (strstart(opts, "off", &nextopt)) { | |
2117 | request_opengl = 0; | |
2118 | } else { | |
2119 | goto invalid_sdl_args; | |
2120 | } | |
2121 | } else { | |
2122 | invalid_sdl_args: | |
2123 | error_report("invalid SDL option string"); | |
2124 | exit(1); | |
2125 | } | |
2126 | opts = nextopt; | |
2127 | } | |
2128 | #else | |
2129 | error_report("SDL support is disabled"); | |
2130 | exit(1); | |
2131 | #endif | |
2132 | } else if (strstart(p, "vnc", &opts)) { | |
2133 | if (*opts == '=') { | |
2134 | vnc_parse(opts + 1, &error_fatal); | |
2135 | } else { | |
2136 | error_report("VNC requires a display argument vnc=<display>"); | |
2137 | exit(1); | |
2138 | } | |
2139 | } else if (strstart(p, "curses", &opts)) { | |
2140 | #ifdef CONFIG_CURSES | |
2141 | display = DT_CURSES; | |
2142 | #else | |
2143 | error_report("curses support is disabled"); | |
2144 | exit(1); | |
2145 | #endif | |
2146 | } else if (strstart(p, "gtk", &opts)) { | |
2147 | #ifdef CONFIG_GTK | |
2148 | display = DT_GTK; | |
2149 | while (*opts) { | |
2150 | const char *nextopt; | |
2151 | ||
2152 | if (strstart(opts, ",grab_on_hover=", &nextopt)) { | |
2153 | opts = nextopt; | |
2154 | if (strstart(opts, "on", &nextopt)) { | |
2155 | grab_on_hover = true; | |
2156 | } else if (strstart(opts, "off", &nextopt)) { | |
2157 | grab_on_hover = false; | |
2158 | } else { | |
2159 | goto invalid_gtk_args; | |
2160 | } | |
2161 | } else if (strstart(opts, ",gl=", &nextopt)) { | |
2162 | opts = nextopt; | |
2163 | if (strstart(opts, "on", &nextopt)) { | |
2164 | request_opengl = 1; | |
2165 | } else if (strstart(opts, "off", &nextopt)) { | |
2166 | request_opengl = 0; | |
2167 | } else { | |
2168 | goto invalid_gtk_args; | |
2169 | } | |
2170 | } else { | |
2171 | invalid_gtk_args: | |
2172 | error_report("invalid GTK option string"); | |
2173 | exit(1); | |
2174 | } | |
2175 | opts = nextopt; | |
2176 | } | |
2177 | #else | |
2178 | error_report("GTK support is disabled"); | |
2179 | exit(1); | |
2180 | #endif | |
2181 | } else if (strstart(p, "none", &opts)) { | |
2182 | display = DT_NONE; | |
2183 | } else { | |
2184 | error_report("unknown display type"); | |
2185 | exit(1); | |
2186 | } | |
2187 | ||
2188 | return display; | |
2189 | } | |
2190 | ||
2191 | static int balloon_parse(const char *arg) | |
2192 | { | |
2193 | QemuOpts *opts; | |
2194 | ||
2195 | if (strcmp(arg, "none") == 0) { | |
2196 | return 0; | |
2197 | } | |
2198 | ||
2199 | if (!strncmp(arg, "virtio", 6)) { | |
2200 | if (arg[6] == ',') { | |
2201 | /* have params -> parse them */ | |
2202 | opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7, | |
2203 | false); | |
2204 | if (!opts) | |
2205 | return -1; | |
2206 | } else { | |
2207 | /* create empty opts */ | |
2208 | opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0, | |
2209 | &error_abort); | |
2210 | } | |
2211 | qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort); | |
2212 | return 0; | |
2213 | } | |
2214 | ||
2215 | return -1; | |
2216 | } | |
2217 | ||
2218 | char *qemu_find_file(int type, const char *name) | |
2219 | { | |
2220 | int i; | |
2221 | const char *subdir; | |
2222 | char *buf; | |
2223 | ||
2224 | /* Try the name as a straight path first */ | |
2225 | if (access(name, R_OK) == 0) { | |
2226 | trace_load_file(name, name); | |
2227 | return g_strdup(name); | |
2228 | } | |
2229 | ||
2230 | switch (type) { | |
2231 | case QEMU_FILE_TYPE_BIOS: | |
2232 | subdir = ""; | |
2233 | break; | |
2234 | case QEMU_FILE_TYPE_KEYMAP: | |
2235 | subdir = "keymaps/"; | |
2236 | break; | |
2237 | default: | |
2238 | abort(); | |
2239 | } | |
2240 | ||
2241 | for (i = 0; i < data_dir_idx; i++) { | |
2242 | buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name); | |
2243 | if (access(buf, R_OK) == 0) { | |
2244 | trace_load_file(name, buf); | |
2245 | return buf; | |
2246 | } | |
2247 | g_free(buf); | |
2248 | } | |
2249 | return NULL; | |
2250 | } | |
2251 | ||
2252 | static inline bool nonempty_str(const char *str) | |
2253 | { | |
2254 | return str && *str; | |
2255 | } | |
2256 | ||
2257 | static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp) | |
2258 | { | |
2259 | gchar *buf; | |
2260 | size_t size; | |
2261 | const char *name, *file, *str; | |
2262 | FWCfgState *fw_cfg = (FWCfgState *) opaque; | |
2263 | ||
2264 | if (fw_cfg == NULL) { | |
2265 | error_report("fw_cfg device not available"); | |
2266 | return -1; | |
2267 | } | |
2268 | name = qemu_opt_get(opts, "name"); | |
2269 | file = qemu_opt_get(opts, "file"); | |
2270 | str = qemu_opt_get(opts, "string"); | |
2271 | ||
2272 | /* we need name and either a file or the content string */ | |
2273 | if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) { | |
2274 | error_report("invalid argument(s)"); | |
2275 | return -1; | |
2276 | } | |
2277 | if (nonempty_str(file) && nonempty_str(str)) { | |
2278 | error_report("file and string are mutually exclusive"); | |
2279 | return -1; | |
2280 | } | |
2281 | if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) { | |
2282 | error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1); | |
2283 | return -1; | |
2284 | } | |
2285 | if (strncmp(name, "opt/", 4) != 0) { | |
2286 | error_report("warning: externally provided fw_cfg item names " | |
2287 | "should be prefixed with \"opt/\""); | |
2288 | } | |
2289 | if (nonempty_str(str)) { | |
2290 | size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */ | |
2291 | buf = g_memdup(str, size); | |
2292 | } else { | |
2293 | if (!g_file_get_contents(file, &buf, &size, NULL)) { | |
2294 | error_report("can't load %s", file); | |
2295 | return -1; | |
2296 | } | |
2297 | } | |
2298 | /* For legacy, keep user files in a specific global order. */ | |
2299 | fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER); | |
2300 | fw_cfg_add_file(fw_cfg, name, buf, size); | |
2301 | fw_cfg_reset_order_override(fw_cfg); | |
2302 | return 0; | |
2303 | } | |
2304 | ||
2305 | static int device_help_func(void *opaque, QemuOpts *opts, Error **errp) | |
2306 | { | |
2307 | return qdev_device_help(opts); | |
2308 | } | |
2309 | ||
2310 | static int device_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
2311 | { | |
2312 | Error *err = NULL; | |
2313 | DeviceState *dev; | |
2314 | ||
2315 | dev = qdev_device_add(opts, &err); | |
2316 | if (!dev) { | |
2317 | error_report_err(err); | |
2318 | return -1; | |
2319 | } | |
2320 | object_unref(OBJECT(dev)); | |
2321 | return 0; | |
2322 | } | |
2323 | ||
2324 | static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
2325 | { | |
2326 | Error *local_err = NULL; | |
2327 | ||
2328 | qemu_chr_new_from_opts(opts, NULL, &local_err); | |
2329 | if (local_err) { | |
2330 | error_report_err(local_err); | |
2331 | return -1; | |
2332 | } | |
2333 | return 0; | |
2334 | } | |
2335 | ||
2336 | #ifdef CONFIG_VIRTFS | |
2337 | static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
2338 | { | |
2339 | return qemu_fsdev_add(opts); | |
2340 | } | |
2341 | #endif | |
2342 | ||
2343 | static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
2344 | { | |
2345 | CharDriverState *chr; | |
2346 | const char *chardev; | |
2347 | const char *mode; | |
2348 | int flags; | |
2349 | ||
2350 | mode = qemu_opt_get(opts, "mode"); | |
2351 | if (mode == NULL) { | |
2352 | mode = "readline"; | |
2353 | } | |
2354 | if (strcmp(mode, "readline") == 0) { | |
2355 | flags = MONITOR_USE_READLINE; | |
2356 | } else if (strcmp(mode, "control") == 0) { | |
2357 | flags = MONITOR_USE_CONTROL; | |
2358 | } else { | |
2359 | error_report("unknown monitor mode \"%s\"", mode); | |
2360 | exit(1); | |
2361 | } | |
2362 | ||
2363 | if (qemu_opt_get_bool(opts, "pretty", 0)) | |
2364 | flags |= MONITOR_USE_PRETTY; | |
2365 | ||
2366 | if (qemu_opt_get_bool(opts, "default", 0)) | |
2367 | flags |= MONITOR_IS_DEFAULT; | |
2368 | ||
2369 | chardev = qemu_opt_get(opts, "chardev"); | |
2370 | chr = qemu_chr_find(chardev); | |
2371 | if (chr == NULL) { | |
2372 | error_report("chardev \"%s\" not found", chardev); | |
2373 | exit(1); | |
2374 | } | |
2375 | ||
2376 | qemu_chr_fe_claim_no_fail(chr); | |
2377 | monitor_init(chr, flags); | |
2378 | return 0; | |
2379 | } | |
2380 | ||
2381 | static void monitor_parse(const char *optarg, const char *mode, bool pretty) | |
2382 | { | |
2383 | static int monitor_device_index = 0; | |
2384 | QemuOpts *opts; | |
2385 | const char *p; | |
2386 | char label[32]; | |
2387 | int def = 0; | |
2388 | ||
2389 | if (strstart(optarg, "chardev:", &p)) { | |
2390 | snprintf(label, sizeof(label), "%s", p); | |
2391 | } else { | |
2392 | snprintf(label, sizeof(label), "compat_monitor%d", | |
2393 | monitor_device_index); | |
2394 | if (monitor_device_index == 0) { | |
2395 | def = 1; | |
2396 | } | |
2397 | opts = qemu_chr_parse_compat(label, optarg); | |
2398 | if (!opts) { | |
2399 | error_report("parse error: %s", optarg); | |
2400 | exit(1); | |
2401 | } | |
2402 | } | |
2403 | ||
2404 | opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal); | |
2405 | qemu_opt_set(opts, "mode", mode, &error_abort); | |
2406 | qemu_opt_set(opts, "chardev", label, &error_abort); | |
2407 | qemu_opt_set_bool(opts, "pretty", pretty, &error_abort); | |
2408 | if (def) | |
2409 | qemu_opt_set(opts, "default", "on", &error_abort); | |
2410 | monitor_device_index++; | |
2411 | } | |
2412 | ||
2413 | struct device_config { | |
2414 | enum { | |
2415 | DEV_USB, /* -usbdevice */ | |
2416 | DEV_BT, /* -bt */ | |
2417 | DEV_SERIAL, /* -serial */ | |
2418 | DEV_PARALLEL, /* -parallel */ | |
2419 | DEV_VIRTCON, /* -virtioconsole */ | |
2420 | DEV_DEBUGCON, /* -debugcon */ | |
2421 | DEV_GDB, /* -gdb, -s */ | |
2422 | DEV_SCLP, /* s390 sclp */ | |
2423 | } type; | |
2424 | const char *cmdline; | |
2425 | Location loc; | |
2426 | QTAILQ_ENTRY(device_config) next; | |
2427 | }; | |
2428 | ||
2429 | static QTAILQ_HEAD(, device_config) device_configs = | |
2430 | QTAILQ_HEAD_INITIALIZER(device_configs); | |
2431 | ||
2432 | static void add_device_config(int type, const char *cmdline) | |
2433 | { | |
2434 | struct device_config *conf; | |
2435 | ||
2436 | conf = g_malloc0(sizeof(*conf)); | |
2437 | conf->type = type; | |
2438 | conf->cmdline = cmdline; | |
2439 | loc_save(&conf->loc); | |
2440 | QTAILQ_INSERT_TAIL(&device_configs, conf, next); | |
2441 | } | |
2442 | ||
2443 | static int foreach_device_config(int type, int (*func)(const char *cmdline)) | |
2444 | { | |
2445 | struct device_config *conf; | |
2446 | int rc; | |
2447 | ||
2448 | QTAILQ_FOREACH(conf, &device_configs, next) { | |
2449 | if (conf->type != type) | |
2450 | continue; | |
2451 | loc_push_restore(&conf->loc); | |
2452 | rc = func(conf->cmdline); | |
2453 | loc_pop(&conf->loc); | |
2454 | if (rc) { | |
2455 | return rc; | |
2456 | } | |
2457 | } | |
2458 | return 0; | |
2459 | } | |
2460 | ||
2461 | static int serial_parse(const char *devname) | |
2462 | { | |
2463 | static int index = 0; | |
2464 | char label[32]; | |
2465 | ||
2466 | if (strcmp(devname, "none") == 0) | |
2467 | return 0; | |
2468 | if (index == MAX_SERIAL_PORTS) { | |
2469 | error_report("too many serial ports"); | |
2470 | exit(1); | |
2471 | } | |
2472 | snprintf(label, sizeof(label), "serial%d", index); | |
2473 | serial_hds[index] = qemu_chr_new(label, devname, NULL); | |
2474 | if (!serial_hds[index]) { | |
2475 | error_report("could not connect serial device" | |
2476 | " to character backend '%s'", devname); | |
2477 | return -1; | |
2478 | } | |
2479 | index++; | |
2480 | return 0; | |
2481 | } | |
2482 | ||
2483 | static int parallel_parse(const char *devname) | |
2484 | { | |
2485 | static int index = 0; | |
2486 | char label[32]; | |
2487 | ||
2488 | if (strcmp(devname, "none") == 0) | |
2489 | return 0; | |
2490 | if (index == MAX_PARALLEL_PORTS) { | |
2491 | error_report("too many parallel ports"); | |
2492 | exit(1); | |
2493 | } | |
2494 | snprintf(label, sizeof(label), "parallel%d", index); | |
2495 | parallel_hds[index] = qemu_chr_new(label, devname, NULL); | |
2496 | if (!parallel_hds[index]) { | |
2497 | error_report("could not connect parallel device" | |
2498 | " to character backend '%s'", devname); | |
2499 | return -1; | |
2500 | } | |
2501 | index++; | |
2502 | return 0; | |
2503 | } | |
2504 | ||
2505 | static int virtcon_parse(const char *devname) | |
2506 | { | |
2507 | QemuOptsList *device = qemu_find_opts("device"); | |
2508 | static int index = 0; | |
2509 | char label[32]; | |
2510 | QemuOpts *bus_opts, *dev_opts; | |
2511 | ||
2512 | if (strcmp(devname, "none") == 0) | |
2513 | return 0; | |
2514 | if (index == MAX_VIRTIO_CONSOLES) { | |
2515 | error_report("too many virtio consoles"); | |
2516 | exit(1); | |
2517 | } | |
2518 | ||
2519 | bus_opts = qemu_opts_create(device, NULL, 0, &error_abort); | |
2520 | qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort); | |
2521 | ||
2522 | dev_opts = qemu_opts_create(device, NULL, 0, &error_abort); | |
2523 | qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort); | |
2524 | ||
2525 | snprintf(label, sizeof(label), "virtcon%d", index); | |
2526 | virtcon_hds[index] = qemu_chr_new(label, devname, NULL); | |
2527 | if (!virtcon_hds[index]) { | |
2528 | error_report("could not connect virtio console" | |
2529 | " to character backend '%s'", devname); | |
2530 | return -1; | |
2531 | } | |
2532 | qemu_opt_set(dev_opts, "chardev", label, &error_abort); | |
2533 | ||
2534 | index++; | |
2535 | return 0; | |
2536 | } | |
2537 | ||
2538 | static int sclp_parse(const char *devname) | |
2539 | { | |
2540 | QemuOptsList *device = qemu_find_opts("device"); | |
2541 | static int index = 0; | |
2542 | char label[32]; | |
2543 | QemuOpts *dev_opts; | |
2544 | ||
2545 | if (strcmp(devname, "none") == 0) { | |
2546 | return 0; | |
2547 | } | |
2548 | if (index == MAX_SCLP_CONSOLES) { | |
2549 | error_report("too many sclp consoles"); | |
2550 | exit(1); | |
2551 | } | |
2552 | ||
2553 | assert(arch_type == QEMU_ARCH_S390X); | |
2554 | ||
2555 | dev_opts = qemu_opts_create(device, NULL, 0, NULL); | |
2556 | qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort); | |
2557 | ||
2558 | snprintf(label, sizeof(label), "sclpcon%d", index); | |
2559 | sclp_hds[index] = qemu_chr_new(label, devname, NULL); | |
2560 | if (!sclp_hds[index]) { | |
2561 | error_report("could not connect sclp console" | |
2562 | " to character backend '%s'", devname); | |
2563 | return -1; | |
2564 | } | |
2565 | qemu_opt_set(dev_opts, "chardev", label, &error_abort); | |
2566 | ||
2567 | index++; | |
2568 | return 0; | |
2569 | } | |
2570 | ||
2571 | static int debugcon_parse(const char *devname) | |
2572 | { | |
2573 | QemuOpts *opts; | |
2574 | ||
2575 | if (!qemu_chr_new("debugcon", devname, NULL)) { | |
2576 | exit(1); | |
2577 | } | |
2578 | opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL); | |
2579 | if (!opts) { | |
2580 | error_report("already have a debugcon device"); | |
2581 | exit(1); | |
2582 | } | |
2583 | qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort); | |
2584 | qemu_opt_set(opts, "chardev", "debugcon", &error_abort); | |
2585 | return 0; | |
2586 | } | |
2587 | ||
2588 | static gint machine_class_cmp(gconstpointer a, gconstpointer b) | |
2589 | { | |
2590 | const MachineClass *mc1 = a, *mc2 = b; | |
2591 | int res; | |
2592 | ||
2593 | if (mc1->family == NULL) { | |
2594 | if (mc2->family == NULL) { | |
2595 | /* Compare standalone machine types against each other; they sort | |
2596 | * in increasing order. | |
2597 | */ | |
2598 | return strcmp(object_class_get_name(OBJECT_CLASS(mc1)), | |
2599 | object_class_get_name(OBJECT_CLASS(mc2))); | |
2600 | } | |
2601 | ||
2602 | /* Standalone machine types sort after families. */ | |
2603 | return 1; | |
2604 | } | |
2605 | ||
2606 | if (mc2->family == NULL) { | |
2607 | /* Families sort before standalone machine types. */ | |
2608 | return -1; | |
2609 | } | |
2610 | ||
2611 | /* Families sort between each other alphabetically increasingly. */ | |
2612 | res = strcmp(mc1->family, mc2->family); | |
2613 | if (res != 0) { | |
2614 | return res; | |
2615 | } | |
2616 | ||
2617 | /* Within the same family, machine types sort in decreasing order. */ | |
2618 | return strcmp(object_class_get_name(OBJECT_CLASS(mc2)), | |
2619 | object_class_get_name(OBJECT_CLASS(mc1))); | |
2620 | } | |
2621 | ||
2622 | static MachineClass *machine_parse(const char *name) | |
2623 | { | |
2624 | MachineClass *mc = NULL; | |
2625 | GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false); | |
2626 | ||
2627 | if (name) { | |
2628 | mc = find_machine(name); | |
2629 | } | |
2630 | if (mc) { | |
2631 | g_slist_free(machines); | |
2632 | return mc; | |
2633 | } | |
2634 | if (name && !is_help_option(name)) { | |
2635 | error_report("unsupported machine type"); | |
2636 | error_printf("Use -machine help to list supported machines\n"); | |
2637 | } else { | |
2638 | printf("Supported machines are:\n"); | |
2639 | machines = g_slist_sort(machines, machine_class_cmp); | |
2640 | for (el = machines; el; el = el->next) { | |
2641 | MachineClass *mc = el->data; | |
2642 | if (mc->alias) { | |
2643 | printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name); | |
2644 | } | |
2645 | printf("%-20s %s%s\n", mc->name, mc->desc, | |
2646 | mc->is_default ? " (default)" : ""); | |
2647 | } | |
2648 | } | |
2649 | ||
2650 | g_slist_free(machines); | |
2651 | exit(!name || !is_help_option(name)); | |
2652 | } | |
2653 | ||
2654 | void qemu_add_exit_notifier(Notifier *notify) | |
2655 | { | |
2656 | notifier_list_add(&exit_notifiers, notify); | |
2657 | } | |
2658 | ||
2659 | void qemu_remove_exit_notifier(Notifier *notify) | |
2660 | { | |
2661 | notifier_remove(notify); | |
2662 | } | |
2663 | ||
2664 | static void qemu_run_exit_notifiers(void) | |
2665 | { | |
2666 | notifier_list_notify(&exit_notifiers, NULL); | |
2667 | } | |
2668 | ||
2669 | static bool machine_init_done; | |
2670 | ||
2671 | void qemu_add_machine_init_done_notifier(Notifier *notify) | |
2672 | { | |
2673 | notifier_list_add(&machine_init_done_notifiers, notify); | |
2674 | if (machine_init_done) { | |
2675 | notify->notify(notify, NULL); | |
2676 | } | |
2677 | } | |
2678 | ||
2679 | void qemu_remove_machine_init_done_notifier(Notifier *notify) | |
2680 | { | |
2681 | notifier_remove(notify); | |
2682 | } | |
2683 | ||
2684 | static void qemu_run_machine_init_done_notifiers(void) | |
2685 | { | |
2686 | notifier_list_notify(&machine_init_done_notifiers, NULL); | |
2687 | machine_init_done = true; | |
2688 | } | |
2689 | ||
2690 | static const QEMUOption *lookup_opt(int argc, char **argv, | |
2691 | const char **poptarg, int *poptind) | |
2692 | { | |
2693 | const QEMUOption *popt; | |
2694 | int optind = *poptind; | |
2695 | char *r = argv[optind]; | |
2696 | const char *optarg; | |
2697 | ||
2698 | loc_set_cmdline(argv, optind, 1); | |
2699 | optind++; | |
2700 | /* Treat --foo the same as -foo. */ | |
2701 | if (r[1] == '-') | |
2702 | r++; | |
2703 | popt = qemu_options; | |
2704 | for(;;) { | |
2705 | if (!popt->name) { | |
2706 | error_report("invalid option"); | |
2707 | exit(1); | |
2708 | } | |
2709 | if (!strcmp(popt->name, r + 1)) | |
2710 | break; | |
2711 | popt++; | |
2712 | } | |
2713 | if (popt->flags & HAS_ARG) { | |
2714 | if (optind >= argc) { | |
2715 | error_report("requires an argument"); | |
2716 | exit(1); | |
2717 | } | |
2718 | optarg = argv[optind++]; | |
2719 | loc_set_cmdline(argv, optind - 2, 2); | |
2720 | } else { | |
2721 | optarg = NULL; | |
2722 | } | |
2723 | ||
2724 | *poptarg = optarg; | |
2725 | *poptind = optind; | |
2726 | ||
2727 | return popt; | |
2728 | } | |
2729 | ||
2730 | static MachineClass *select_machine(void) | |
2731 | { | |
2732 | MachineClass *machine_class = find_default_machine(); | |
2733 | const char *optarg; | |
2734 | QemuOpts *opts; | |
2735 | Location loc; | |
2736 | ||
2737 | loc_push_none(&loc); | |
2738 | ||
2739 | opts = qemu_get_machine_opts(); | |
2740 | qemu_opts_loc_restore(opts); | |
2741 | ||
2742 | optarg = qemu_opt_get(opts, "type"); | |
2743 | if (optarg) { | |
2744 | machine_class = machine_parse(optarg); | |
2745 | } | |
2746 | ||
2747 | if (!machine_class) { | |
2748 | error_report("No machine specified, and there is no default"); | |
2749 | error_printf("Use -machine help to list supported machines\n"); | |
2750 | exit(1); | |
2751 | } | |
2752 | ||
2753 | loc_pop(&loc); | |
2754 | return machine_class; | |
2755 | } | |
2756 | ||
2757 | static int machine_set_property(void *opaque, | |
2758 | const char *name, const char *value, | |
2759 | Error **errp) | |
2760 | { | |
2761 | Object *obj = OBJECT(opaque); | |
2762 | Error *local_err = NULL; | |
2763 | char *c, *qom_name; | |
2764 | ||
2765 | if (strcmp(name, "type") == 0) { | |
2766 | return 0; | |
2767 | } | |
2768 | ||
2769 | qom_name = g_strdup(name); | |
2770 | c = qom_name; | |
2771 | while (*c++) { | |
2772 | if (*c == '_') { | |
2773 | *c = '-'; | |
2774 | } | |
2775 | } | |
2776 | ||
2777 | object_property_parse(obj, value, qom_name, &local_err); | |
2778 | g_free(qom_name); | |
2779 | ||
2780 | if (local_err) { | |
2781 | error_report_err(local_err); | |
2782 | return -1; | |
2783 | } | |
2784 | ||
2785 | return 0; | |
2786 | } | |
2787 | ||
2788 | ||
2789 | /* | |
2790 | * Initial object creation happens before all other | |
2791 | * QEMU data types are created. The majority of objects | |
2792 | * can be created at this point. The rng-egd object | |
2793 | * cannot be created here, as it depends on the chardev | |
2794 | * already existing. | |
2795 | */ | |
2796 | static bool object_create_initial(const char *type) | |
2797 | { | |
2798 | if (g_str_equal(type, "rng-egd")) { | |
2799 | return false; | |
2800 | } | |
2801 | ||
2802 | /* | |
2803 | * return false for concrete netfilters since | |
2804 | * they depend on netdevs already existing | |
2805 | */ | |
2806 | if (g_str_equal(type, "filter-buffer") || | |
2807 | g_str_equal(type, "filter-dump") || | |
2808 | g_str_equal(type, "filter-mirror") || | |
2809 | g_str_equal(type, "filter-redirector")) { | |
2810 | return false; | |
2811 | } | |
2812 | ||
2813 | /* Memory allocation by backends needs to be done | |
2814 | * after configure_accelerator() (due to the tcg_enabled() | |
2815 | * checks at memory_region_init_*()). | |
2816 | * | |
2817 | * Also, allocation of large amounts of memory may delay | |
2818 | * chardev initialization for too long, and trigger timeouts | |
2819 | * on software that waits for a monitor socket to be created | |
2820 | * (e.g. libvirt). | |
2821 | */ | |
2822 | if (g_str_has_prefix(type, "memory-backend-")) { | |
2823 | return false; | |
2824 | } | |
2825 | ||
2826 | return true; | |
2827 | } | |
2828 | ||
2829 | ||
2830 | /* | |
2831 | * The remainder of object creation happens after the | |
2832 | * creation of chardev, fsdev, net clients and device data types. | |
2833 | */ | |
2834 | static bool object_create_delayed(const char *type) | |
2835 | { | |
2836 | return !object_create_initial(type); | |
2837 | } | |
2838 | ||
2839 | ||
2840 | static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size, | |
2841 | MachineClass *mc) | |
2842 | { | |
2843 | uint64_t sz; | |
2844 | const char *mem_str; | |
2845 | const char *maxmem_str, *slots_str; | |
2846 | const ram_addr_t default_ram_size = mc->default_ram_size; | |
2847 | QemuOpts *opts = qemu_find_opts_singleton("memory"); | |
2848 | Location loc; | |
2849 | ||
2850 | loc_push_none(&loc); | |
2851 | qemu_opts_loc_restore(opts); | |
2852 | ||
2853 | sz = 0; | |
2854 | mem_str = qemu_opt_get(opts, "size"); | |
2855 | if (mem_str) { | |
2856 | if (!*mem_str) { | |
2857 | error_report("missing 'size' option value"); | |
2858 | exit(EXIT_FAILURE); | |
2859 | } | |
2860 | ||
2861 | sz = qemu_opt_get_size(opts, "size", ram_size); | |
2862 | ||
2863 | /* Fix up legacy suffix-less format */ | |
2864 | if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) { | |
2865 | uint64_t overflow_check = sz; | |
2866 | ||
2867 | sz <<= 20; | |
2868 | if ((sz >> 20) != overflow_check) { | |
2869 | error_report("too large 'size' option value"); | |
2870 | exit(EXIT_FAILURE); | |
2871 | } | |
2872 | } | |
2873 | } | |
2874 | ||
2875 | /* backward compatibility behaviour for case "-m 0" */ | |
2876 | if (sz == 0) { | |
2877 | sz = default_ram_size; | |
2878 | } | |
2879 | ||
2880 | sz = QEMU_ALIGN_UP(sz, 8192); | |
2881 | ram_size = sz; | |
2882 | if (ram_size != sz) { | |
2883 | error_report("ram size too large"); | |
2884 | exit(EXIT_FAILURE); | |
2885 | } | |
2886 | ||
2887 | /* store value for the future use */ | |
2888 | qemu_opt_set_number(opts, "size", ram_size, &error_abort); | |
2889 | *maxram_size = ram_size; | |
2890 | ||
2891 | maxmem_str = qemu_opt_get(opts, "maxmem"); | |
2892 | slots_str = qemu_opt_get(opts, "slots"); | |
2893 | if (maxmem_str && slots_str) { | |
2894 | uint64_t slots; | |
2895 | ||
2896 | sz = qemu_opt_get_size(opts, "maxmem", 0); | |
2897 | slots = qemu_opt_get_number(opts, "slots", 0); | |
2898 | if (sz < ram_size) { | |
2899 | error_report("invalid value of -m option maxmem: " | |
2900 | "maximum memory size (0x%" PRIx64 ") must be at least " | |
2901 | "the initial memory size (0x" RAM_ADDR_FMT ")", | |
2902 | sz, ram_size); | |
2903 | exit(EXIT_FAILURE); | |
2904 | } else if (sz > ram_size) { | |
2905 | if (!slots) { | |
2906 | error_report("invalid value of -m option: maxmem was " | |
2907 | "specified, but no hotplug slots were specified"); | |
2908 | exit(EXIT_FAILURE); | |
2909 | } | |
2910 | } else if (slots) { | |
2911 | error_report("invalid value of -m option maxmem: " | |
2912 | "memory slots were specified but maximum memory size " | |
2913 | "(0x%" PRIx64 ") is equal to the initial memory size " | |
2914 | "(0x" RAM_ADDR_FMT ")", sz, ram_size); | |
2915 | exit(EXIT_FAILURE); | |
2916 | } | |
2917 | ||
2918 | *maxram_size = sz; | |
2919 | *ram_slots = slots; | |
2920 | } else if ((!maxmem_str && slots_str) || | |
2921 | (maxmem_str && !slots_str)) { | |
2922 | error_report("invalid -m option value: missing " | |
2923 | "'%s' option", slots_str ? "maxmem" : "slots"); | |
2924 | exit(EXIT_FAILURE); | |
2925 | } | |
2926 | ||
2927 | loc_pop(&loc); | |
2928 | } | |
2929 | ||
2930 | static int global_init_func(void *opaque, QemuOpts *opts, Error **errp) | |
2931 | { | |
2932 | GlobalProperty *g; | |
2933 | ||
2934 | g = g_malloc0(sizeof(*g)); | |
2935 | g->driver = qemu_opt_get(opts, "driver"); | |
2936 | g->property = qemu_opt_get(opts, "property"); | |
2937 | g->value = qemu_opt_get(opts, "value"); | |
2938 | g->user_provided = true; | |
2939 | g->errp = &error_fatal; | |
2940 | qdev_prop_register_global(g); | |
2941 | return 0; | |
2942 | } | |
2943 | ||
2944 | int main(int argc, char **argv, char **envp) | |
2945 | { | |
2946 | int i; | |
2947 | int snapshot, linux_boot; | |
2948 | const char *initrd_filename; | |
2949 | const char *kernel_filename, *kernel_cmdline; | |
2950 | const char *boot_order = NULL; | |
2951 | const char *boot_once = NULL; | |
2952 | DisplayState *ds; | |
2953 | int cyls, heads, secs, translation; | |
2954 | QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL; | |
2955 | QemuOptsList *olist; | |
2956 | int optind; | |
2957 | const char *optarg; | |
2958 | const char *loadvm = NULL; | |
2959 | MachineClass *machine_class; | |
2960 | const char *cpu_model; | |
2961 | const char *vga_model = NULL; | |
2962 | const char *qtest_chrdev = NULL; | |
2963 | const char *qtest_log = NULL; | |
2964 | const char *pid_file = NULL; | |
2965 | const char *incoming = NULL; | |
2966 | bool defconfig = true; | |
2967 | bool userconfig = true; | |
2968 | bool nographic = false; | |
2969 | DisplayType display_type = DT_DEFAULT; | |
2970 | int display_remote = 0; | |
2971 | const char *log_mask = NULL; | |
2972 | const char *log_file = NULL; | |
2973 | char *trace_file = NULL; | |
2974 | ram_addr_t maxram_size; | |
2975 | uint64_t ram_slots = 0; | |
2976 | FILE *vmstate_dump_file = NULL; | |
2977 | Error *main_loop_err = NULL; | |
2978 | Error *err = NULL; | |
2979 | bool list_data_dirs = false; | |
2980 | ||
2981 | qemu_init_cpu_loop(); | |
2982 | qemu_mutex_lock_iothread(); | |
2983 | ||
2984 | atexit(qemu_run_exit_notifiers); | |
2985 | error_set_progname(argv[0]); | |
2986 | qemu_init_exec_dir(argv[0]); | |
2987 | ||
2988 | module_call_init(MODULE_INIT_QOM); | |
2989 | ||
2990 | qemu_add_opts(&qemu_drive_opts); | |
2991 | qemu_add_drive_opts(&qemu_legacy_drive_opts); | |
2992 | qemu_add_drive_opts(&qemu_common_drive_opts); | |
2993 | qemu_add_drive_opts(&qemu_drive_opts); | |
2994 | qemu_add_opts(&qemu_chardev_opts); | |
2995 | qemu_add_opts(&qemu_device_opts); | |
2996 | qemu_add_opts(&qemu_netdev_opts); | |
2997 | qemu_add_opts(&qemu_net_opts); | |
2998 | qemu_add_opts(&qemu_rtc_opts); | |
2999 | qemu_add_opts(&qemu_global_opts); | |
3000 | qemu_add_opts(&qemu_mon_opts); | |
3001 | qemu_add_opts(&qemu_trace_opts); | |
3002 | qemu_add_opts(&qemu_option_rom_opts); | |
3003 | qemu_add_opts(&qemu_machine_opts); | |
3004 | qemu_add_opts(&qemu_mem_opts); | |
3005 | qemu_add_opts(&qemu_smp_opts); | |
3006 | qemu_add_opts(&qemu_boot_opts); | |
3007 | qemu_add_opts(&qemu_sandbox_opts); | |
3008 | qemu_add_opts(&qemu_add_fd_opts); | |
3009 | qemu_add_opts(&qemu_object_opts); | |
3010 | qemu_add_opts(&qemu_tpmdev_opts); | |
3011 | qemu_add_opts(&qemu_realtime_opts); | |
3012 | qemu_add_opts(&qemu_msg_opts); | |
3013 | qemu_add_opts(&qemu_name_opts); | |
3014 | qemu_add_opts(&qemu_numa_opts); | |
3015 | qemu_add_opts(&qemu_icount_opts); | |
3016 | qemu_add_opts(&qemu_semihosting_config_opts); | |
3017 | qemu_add_opts(&qemu_fw_cfg_opts); | |
3018 | module_call_init(MODULE_INIT_OPTS); | |
3019 | ||
3020 | runstate_init(); | |
3021 | ||
3022 | if (qcrypto_init(&err) < 0) { | |
3023 | error_reportf_err(err, "cannot initialize crypto: "); | |
3024 | exit(1); | |
3025 | } | |
3026 | rtc_clock = QEMU_CLOCK_HOST; | |
3027 | ||
3028 | QLIST_INIT (&vm_change_state_head); | |
3029 | os_setup_early_signal_handling(); | |
3030 | ||
3031 | cpu_model = NULL; | |
3032 | snapshot = 0; | |
3033 | cyls = heads = secs = 0; | |
3034 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
3035 | ||
3036 | nb_nics = 0; | |
3037 | ||
3038 | bdrv_init_with_whitelist(); | |
3039 | ||
3040 | autostart = 1; | |
3041 | ||
3042 | /* first pass of option parsing */ | |
3043 | optind = 1; | |
3044 | while (optind < argc) { | |
3045 | if (argv[optind][0] != '-') { | |
3046 | /* disk image */ | |
3047 | optind++; | |
3048 | } else { | |
3049 | const QEMUOption *popt; | |
3050 | ||
3051 | popt = lookup_opt(argc, argv, &optarg, &optind); | |
3052 | switch (popt->index) { | |
3053 | case QEMU_OPTION_nodefconfig: | |
3054 | defconfig = false; | |
3055 | break; | |
3056 | case QEMU_OPTION_nouserconfig: | |
3057 | userconfig = false; | |
3058 | break; | |
3059 | } | |
3060 | } | |
3061 | } | |
3062 | ||
3063 | if (defconfig) { | |
3064 | int ret; | |
3065 | ret = qemu_read_default_config_files(userconfig); | |
3066 | if (ret < 0) { | |
3067 | exit(1); | |
3068 | } | |
3069 | } | |
3070 | ||
3071 | /* second pass of option parsing */ | |
3072 | optind = 1; | |
3073 | for(;;) { | |
3074 | if (optind >= argc) | |
3075 | break; | |
3076 | if (argv[optind][0] != '-') { | |
3077 | hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS); | |
3078 | } else { | |
3079 | const QEMUOption *popt; | |
3080 | ||
3081 | popt = lookup_opt(argc, argv, &optarg, &optind); | |
3082 | if (!(popt->arch_mask & arch_type)) { | |
3083 | error_report("Option not supported for this target"); | |
3084 | exit(1); | |
3085 | } | |
3086 | switch(popt->index) { | |
3087 | case QEMU_OPTION_no_kvm_irqchip: { | |
3088 | olist = qemu_find_opts("machine"); | |
3089 | qemu_opts_parse_noisily(olist, "kernel_irqchip=off", false); | |
3090 | break; | |
3091 | } | |
3092 | case QEMU_OPTION_cpu: | |
3093 | /* hw initialization will check this */ | |
3094 | cpu_model = optarg; | |
3095 | break; | |
3096 | case QEMU_OPTION_hda: | |
3097 | { | |
3098 | char buf[256]; | |
3099 | if (cyls == 0) | |
3100 | snprintf(buf, sizeof(buf), "%s", HD_OPTS); | |
3101 | else | |
3102 | snprintf(buf, sizeof(buf), | |
3103 | "%s,cyls=%d,heads=%d,secs=%d%s", | |
3104 | HD_OPTS , cyls, heads, secs, | |
3105 | translation == BIOS_ATA_TRANSLATION_LBA ? | |
3106 | ",trans=lba" : | |
3107 | translation == BIOS_ATA_TRANSLATION_NONE ? | |
3108 | ",trans=none" : ""); | |
3109 | drive_add(IF_DEFAULT, 0, optarg, buf); | |
3110 | break; | |
3111 | } | |
3112 | case QEMU_OPTION_hdb: | |
3113 | case QEMU_OPTION_hdc: | |
3114 | case QEMU_OPTION_hdd: | |
3115 | drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg, | |
3116 | HD_OPTS); | |
3117 | break; | |
3118 | case QEMU_OPTION_drive: | |
3119 | if (drive_def(optarg) == NULL) { | |
3120 | exit(1); | |
3121 | } | |
3122 | break; | |
3123 | case QEMU_OPTION_set: | |
3124 | if (qemu_set_option(optarg) != 0) | |
3125 | exit(1); | |
3126 | break; | |
3127 | case QEMU_OPTION_global: | |
3128 | if (qemu_global_option(optarg) != 0) | |
3129 | exit(1); | |
3130 | break; | |
3131 | case QEMU_OPTION_mtdblock: | |
3132 | drive_add(IF_MTD, -1, optarg, MTD_OPTS); | |
3133 | break; | |
3134 | case QEMU_OPTION_sd: | |
3135 | drive_add(IF_SD, -1, optarg, SD_OPTS); | |
3136 | break; | |
3137 | case QEMU_OPTION_pflash: | |
3138 | drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS); | |
3139 | break; | |
3140 | case QEMU_OPTION_snapshot: | |
3141 | snapshot = 1; | |
3142 | break; | |
3143 | case QEMU_OPTION_hdachs: | |
3144 | { | |
3145 | const char *p; | |
3146 | p = optarg; | |
3147 | cyls = strtol(p, (char **)&p, 0); | |
3148 | if (cyls < 1 || cyls > 16383) | |
3149 | goto chs_fail; | |
3150 | if (*p != ',') | |
3151 | goto chs_fail; | |
3152 | p++; | |
3153 | heads = strtol(p, (char **)&p, 0); | |
3154 | if (heads < 1 || heads > 16) | |
3155 | goto chs_fail; | |
3156 | if (*p != ',') | |
3157 | goto chs_fail; | |
3158 | p++; | |
3159 | secs = strtol(p, (char **)&p, 0); | |
3160 | if (secs < 1 || secs > 63) | |
3161 | goto chs_fail; | |
3162 | if (*p == ',') { | |
3163 | p++; | |
3164 | if (!strcmp(p, "large")) { | |
3165 | translation = BIOS_ATA_TRANSLATION_LARGE; | |
3166 | } else if (!strcmp(p, "rechs")) { | |
3167 | translation = BIOS_ATA_TRANSLATION_RECHS; | |
3168 | } else if (!strcmp(p, "none")) { | |
3169 | translation = BIOS_ATA_TRANSLATION_NONE; | |
3170 | } else if (!strcmp(p, "lba")) { | |
3171 | translation = BIOS_ATA_TRANSLATION_LBA; | |
3172 | } else if (!strcmp(p, "auto")) { | |
3173 | translation = BIOS_ATA_TRANSLATION_AUTO; | |
3174 | } else { | |
3175 | goto chs_fail; | |
3176 | } | |
3177 | } else if (*p != '\0') { | |
3178 | chs_fail: | |
3179 | error_report("invalid physical CHS format"); | |
3180 | exit(1); | |
3181 | } | |
3182 | if (hda_opts != NULL) { | |
3183 | qemu_opt_set_number(hda_opts, "cyls", cyls, | |
3184 | &error_abort); | |
3185 | qemu_opt_set_number(hda_opts, "heads", heads, | |
3186 | &error_abort); | |
3187 | qemu_opt_set_number(hda_opts, "secs", secs, | |
3188 | &error_abort); | |
3189 | if (translation == BIOS_ATA_TRANSLATION_LARGE) { | |
3190 | qemu_opt_set(hda_opts, "trans", "large", | |
3191 | &error_abort); | |
3192 | } else if (translation == BIOS_ATA_TRANSLATION_RECHS) { | |
3193 | qemu_opt_set(hda_opts, "trans", "rechs", | |
3194 | &error_abort); | |
3195 | } else if (translation == BIOS_ATA_TRANSLATION_LBA) { | |
3196 | qemu_opt_set(hda_opts, "trans", "lba", | |
3197 | &error_abort); | |
3198 | } else if (translation == BIOS_ATA_TRANSLATION_NONE) { | |
3199 | qemu_opt_set(hda_opts, "trans", "none", | |
3200 | &error_abort); | |
3201 | } | |
3202 | } | |
3203 | } | |
3204 | break; | |
3205 | case QEMU_OPTION_numa: | |
3206 | opts = qemu_opts_parse_noisily(qemu_find_opts("numa"), | |
3207 | optarg, true); | |
3208 | if (!opts) { | |
3209 | exit(1); | |
3210 | } | |
3211 | break; | |
3212 | case QEMU_OPTION_display: | |
3213 | display_type = select_display(optarg); | |
3214 | break; | |
3215 | case QEMU_OPTION_nographic: | |
3216 | olist = qemu_find_opts("machine"); | |
3217 | qemu_opts_parse_noisily(olist, "graphics=off", false); | |
3218 | nographic = true; | |
3219 | display_type = DT_NONE; | |
3220 | break; | |
3221 | case QEMU_OPTION_curses: | |
3222 | #ifdef CONFIG_CURSES | |
3223 | display_type = DT_CURSES; | |
3224 | #else | |
3225 | error_report("curses support is disabled"); | |
3226 | exit(1); | |
3227 | #endif | |
3228 | break; | |
3229 | case QEMU_OPTION_portrait: | |
3230 | graphic_rotate = 90; | |
3231 | break; | |
3232 | case QEMU_OPTION_rotate: | |
3233 | graphic_rotate = strtol(optarg, (char **) &optarg, 10); | |
3234 | if (graphic_rotate != 0 && graphic_rotate != 90 && | |
3235 | graphic_rotate != 180 && graphic_rotate != 270) { | |
3236 | error_report("only 90, 180, 270 deg rotation is available"); | |
3237 | exit(1); | |
3238 | } | |
3239 | break; | |
3240 | case QEMU_OPTION_kernel: | |
3241 | qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg, | |
3242 | &error_abort); | |
3243 | break; | |
3244 | case QEMU_OPTION_initrd: | |
3245 | qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg, | |
3246 | &error_abort); | |
3247 | break; | |
3248 | case QEMU_OPTION_append: | |
3249 | qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg, | |
3250 | &error_abort); | |
3251 | break; | |
3252 | case QEMU_OPTION_dtb: | |
3253 | qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg, | |
3254 | &error_abort); | |
3255 | break; | |
3256 | case QEMU_OPTION_cdrom: | |
3257 | drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS); | |
3258 | break; | |
3259 | case QEMU_OPTION_boot: | |
3260 | opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"), | |
3261 | optarg, true); | |
3262 | if (!opts) { | |
3263 | exit(1); | |
3264 | } | |
3265 | break; | |
3266 | case QEMU_OPTION_fda: | |
3267 | case QEMU_OPTION_fdb: | |
3268 | drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda, | |
3269 | optarg, FD_OPTS); | |
3270 | break; | |
3271 | case QEMU_OPTION_no_fd_bootchk: | |
3272 | fd_bootchk = 0; | |
3273 | break; | |
3274 | case QEMU_OPTION_netdev: | |
3275 | default_net = 0; | |
3276 | if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) { | |
3277 | exit(1); | |
3278 | } | |
3279 | break; | |
3280 | case QEMU_OPTION_net: | |
3281 | default_net = 0; | |
3282 | if (net_client_parse(qemu_find_opts("net"), optarg) == -1) { | |
3283 | exit(1); | |
3284 | } | |
3285 | break; | |
3286 | #ifdef CONFIG_LIBISCSI | |
3287 | case QEMU_OPTION_iscsi: | |
3288 | opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"), | |
3289 | optarg, false); | |
3290 | if (!opts) { | |
3291 | exit(1); | |
3292 | } | |
3293 | break; | |
3294 | #endif | |
3295 | #ifdef CONFIG_SLIRP | |
3296 | case QEMU_OPTION_tftp: | |
3297 | error_report("The -tftp option is deprecated. " | |
3298 | "Please use '-netdev user,tftp=...' instead."); | |
3299 | legacy_tftp_prefix = optarg; | |
3300 | break; | |
3301 | case QEMU_OPTION_bootp: | |
3302 | error_report("The -bootp option is deprecated. " | |
3303 | "Please use '-netdev user,bootfile=...' instead."); | |
3304 | legacy_bootp_filename = optarg; | |
3305 | break; | |
3306 | case QEMU_OPTION_redir: | |
3307 | error_report("The -redir option is deprecated. " | |
3308 | "Please use '-netdev user,hostfwd=...' instead."); | |
3309 | if (net_slirp_redir(optarg) < 0) | |
3310 | exit(1); | |
3311 | break; | |
3312 | #endif | |
3313 | case QEMU_OPTION_bt: | |
3314 | add_device_config(DEV_BT, optarg); | |
3315 | break; | |
3316 | case QEMU_OPTION_audio_help: | |
3317 | AUD_help (); | |
3318 | exit (0); | |
3319 | break; | |
3320 | case QEMU_OPTION_soundhw: | |
3321 | select_soundhw (optarg); | |
3322 | break; | |
3323 | case QEMU_OPTION_h: | |
3324 | help(0); | |
3325 | break; | |
3326 | case QEMU_OPTION_version: | |
3327 | version(); | |
3328 | exit(0); | |
3329 | break; | |
3330 | case QEMU_OPTION_m: | |
3331 | opts = qemu_opts_parse_noisily(qemu_find_opts("memory"), | |
3332 | optarg, true); | |
3333 | if (!opts) { | |
3334 | exit(EXIT_FAILURE); | |
3335 | } | |
3336 | break; | |
3337 | #ifdef CONFIG_TPM | |
3338 | case QEMU_OPTION_tpmdev: | |
3339 | if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) { | |
3340 | exit(1); | |
3341 | } | |
3342 | break; | |
3343 | #endif | |
3344 | case QEMU_OPTION_mempath: | |
3345 | mem_path = optarg; | |
3346 | break; | |
3347 | case QEMU_OPTION_mem_prealloc: | |
3348 | mem_prealloc = 1; | |
3349 | break; | |
3350 | case QEMU_OPTION_d: | |
3351 | log_mask = optarg; | |
3352 | break; | |
3353 | case QEMU_OPTION_D: | |
3354 | log_file = optarg; | |
3355 | break; | |
3356 | case QEMU_OPTION_DFILTER: | |
3357 | qemu_set_dfilter_ranges(optarg, &error_fatal); | |
3358 | break; | |
3359 | case QEMU_OPTION_s: | |
3360 | add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT); | |
3361 | break; | |
3362 | case QEMU_OPTION_gdb: | |
3363 | add_device_config(DEV_GDB, optarg); | |
3364 | break; | |
3365 | case QEMU_OPTION_L: | |
3366 | if (is_help_option(optarg)) { | |
3367 | list_data_dirs = true; | |
3368 | } else if (data_dir_idx < ARRAY_SIZE(data_dir)) { | |
3369 | data_dir[data_dir_idx++] = optarg; | |
3370 | } | |
3371 | break; | |
3372 | case QEMU_OPTION_bios: | |
3373 | qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg, | |
3374 | &error_abort); | |
3375 | break; | |
3376 | case QEMU_OPTION_singlestep: | |
3377 | singlestep = 1; | |
3378 | break; | |
3379 | case QEMU_OPTION_S: | |
3380 | autostart = 0; | |
3381 | break; | |
3382 | case QEMU_OPTION_k: | |
3383 | keyboard_layout = optarg; | |
3384 | break; | |
3385 | case QEMU_OPTION_localtime: | |
3386 | rtc_utc = 0; | |
3387 | break; | |
3388 | case QEMU_OPTION_vga: | |
3389 | vga_model = optarg; | |
3390 | default_vga = 0; | |
3391 | break; | |
3392 | case QEMU_OPTION_g: | |
3393 | { | |
3394 | const char *p; | |
3395 | int w, h, depth; | |
3396 | p = optarg; | |
3397 | w = strtol(p, (char **)&p, 10); | |
3398 | if (w <= 0) { | |
3399 | graphic_error: | |
3400 | error_report("invalid resolution or depth"); | |
3401 | exit(1); | |
3402 | } | |
3403 | if (*p != 'x') | |
3404 | goto graphic_error; | |
3405 | p++; | |
3406 | h = strtol(p, (char **)&p, 10); | |
3407 | if (h <= 0) | |
3408 | goto graphic_error; | |
3409 | if (*p == 'x') { | |
3410 | p++; | |
3411 | depth = strtol(p, (char **)&p, 10); | |
3412 | if (depth != 8 && depth != 15 && depth != 16 && | |
3413 | depth != 24 && depth != 32) | |
3414 | goto graphic_error; | |
3415 | } else if (*p == '\0') { | |
3416 | depth = graphic_depth; | |
3417 | } else { | |
3418 | goto graphic_error; | |
3419 | } | |
3420 | ||
3421 | graphic_width = w; | |
3422 | graphic_height = h; | |
3423 | graphic_depth = depth; | |
3424 | } | |
3425 | break; | |
3426 | case QEMU_OPTION_echr: | |
3427 | { | |
3428 | char *r; | |
3429 | term_escape_char = strtol(optarg, &r, 0); | |
3430 | if (r == optarg) | |
3431 | printf("Bad argument to echr\n"); | |
3432 | break; | |
3433 | } | |
3434 | case QEMU_OPTION_monitor: | |
3435 | default_monitor = 0; | |
3436 | if (strncmp(optarg, "none", 4)) { | |
3437 | monitor_parse(optarg, "readline", false); | |
3438 | } | |
3439 | break; | |
3440 | case QEMU_OPTION_qmp: | |
3441 | monitor_parse(optarg, "control", false); | |
3442 | default_monitor = 0; | |
3443 | break; | |
3444 | case QEMU_OPTION_qmp_pretty: | |
3445 | monitor_parse(optarg, "control", true); | |
3446 | default_monitor = 0; | |
3447 | break; | |
3448 | case QEMU_OPTION_mon: | |
3449 | opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg, | |
3450 | true); | |
3451 | if (!opts) { | |
3452 | exit(1); | |
3453 | } | |
3454 | default_monitor = 0; | |
3455 | break; | |
3456 | case QEMU_OPTION_chardev: | |
3457 | opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"), | |
3458 | optarg, true); | |
3459 | if (!opts) { | |
3460 | exit(1); | |
3461 | } | |
3462 | break; | |
3463 | case QEMU_OPTION_fsdev: | |
3464 | olist = qemu_find_opts("fsdev"); | |
3465 | if (!olist) { | |
3466 | error_report("fsdev support is disabled"); | |
3467 | exit(1); | |
3468 | } | |
3469 | opts = qemu_opts_parse_noisily(olist, optarg, true); | |
3470 | if (!opts) { | |
3471 | exit(1); | |
3472 | } | |
3473 | break; | |
3474 | case QEMU_OPTION_virtfs: { | |
3475 | QemuOpts *fsdev; | |
3476 | QemuOpts *device; | |
3477 | const char *writeout, *sock_fd, *socket; | |
3478 | ||
3479 | olist = qemu_find_opts("virtfs"); | |
3480 | if (!olist) { | |
3481 | error_report("virtfs support is disabled"); | |
3482 | exit(1); | |
3483 | } | |
3484 | opts = qemu_opts_parse_noisily(olist, optarg, true); | |
3485 | if (!opts) { | |
3486 | exit(1); | |
3487 | } | |
3488 | ||
3489 | if (qemu_opt_get(opts, "fsdriver") == NULL || | |
3490 | qemu_opt_get(opts, "mount_tag") == NULL) { | |
3491 | error_report("Usage: -virtfs fsdriver,mount_tag=tag"); | |
3492 | exit(1); | |
3493 | } | |
3494 | fsdev = qemu_opts_create(qemu_find_opts("fsdev"), | |
3495 | qemu_opt_get(opts, "mount_tag"), | |
3496 | 1, NULL); | |
3497 | if (!fsdev) { | |
3498 | error_report("duplicate fsdev id: %s", | |
3499 | qemu_opt_get(opts, "mount_tag")); | |
3500 | exit(1); | |
3501 | } | |
3502 | ||
3503 | writeout = qemu_opt_get(opts, "writeout"); | |
3504 | if (writeout) { | |
3505 | #ifdef CONFIG_SYNC_FILE_RANGE | |
3506 | qemu_opt_set(fsdev, "writeout", writeout, &error_abort); | |
3507 | #else | |
3508 | error_report("writeout=immediate not supported " | |
3509 | "on this platform"); | |
3510 | exit(1); | |
3511 | #endif | |
3512 | } | |
3513 | qemu_opt_set(fsdev, "fsdriver", | |
3514 | qemu_opt_get(opts, "fsdriver"), &error_abort); | |
3515 | qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"), | |
3516 | &error_abort); | |
3517 | qemu_opt_set(fsdev, "security_model", | |
3518 | qemu_opt_get(opts, "security_model"), | |
3519 | &error_abort); | |
3520 | socket = qemu_opt_get(opts, "socket"); | |
3521 | if (socket) { | |
3522 | qemu_opt_set(fsdev, "socket", socket, &error_abort); | |
3523 | } | |
3524 | sock_fd = qemu_opt_get(opts, "sock_fd"); | |
3525 | if (sock_fd) { | |
3526 | qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort); | |
3527 | } | |
3528 | ||
3529 | qemu_opt_set_bool(fsdev, "readonly", | |
3530 | qemu_opt_get_bool(opts, "readonly", 0), | |
3531 | &error_abort); | |
3532 | device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, | |
3533 | &error_abort); | |
3534 | qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort); | |
3535 | qemu_opt_set(device, "fsdev", | |
3536 | qemu_opt_get(opts, "mount_tag"), &error_abort); | |
3537 | qemu_opt_set(device, "mount_tag", | |
3538 | qemu_opt_get(opts, "mount_tag"), &error_abort); | |
3539 | break; | |
3540 | } | |
3541 | case QEMU_OPTION_virtfs_synth: { | |
3542 | QemuOpts *fsdev; | |
3543 | QemuOpts *device; | |
3544 | ||
3545 | fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", | |
3546 | 1, NULL); | |
3547 | if (!fsdev) { | |
3548 | error_report("duplicate option: %s", "virtfs_synth"); | |
3549 | exit(1); | |
3550 | } | |
3551 | qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort); | |
3552 | ||
3553 | device = qemu_opts_create(qemu_find_opts("device"), NULL, 0, | |
3554 | &error_abort); | |
3555 | qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort); | |
3556 | qemu_opt_set(device, "fsdev", "v_synth", &error_abort); | |
3557 | qemu_opt_set(device, "mount_tag", "v_synth", &error_abort); | |
3558 | break; | |
3559 | } | |
3560 | case QEMU_OPTION_serial: | |
3561 | add_device_config(DEV_SERIAL, optarg); | |
3562 | default_serial = 0; | |
3563 | if (strncmp(optarg, "mon:", 4) == 0) { | |
3564 | default_monitor = 0; | |
3565 | } | |
3566 | break; | |
3567 | case QEMU_OPTION_watchdog: | |
3568 | if (watchdog) { | |
3569 | error_report("only one watchdog option may be given"); | |
3570 | return 1; | |
3571 | } | |
3572 | watchdog = optarg; | |
3573 | break; | |
3574 | case QEMU_OPTION_watchdog_action: | |
3575 | if (select_watchdog_action(optarg) == -1) { | |
3576 | error_report("unknown -watchdog-action parameter"); | |
3577 | exit(1); | |
3578 | } | |
3579 | break; | |
3580 | case QEMU_OPTION_virtiocon: | |
3581 | add_device_config(DEV_VIRTCON, optarg); | |
3582 | default_virtcon = 0; | |
3583 | if (strncmp(optarg, "mon:", 4) == 0) { | |
3584 | default_monitor = 0; | |
3585 | } | |
3586 | break; | |
3587 | case QEMU_OPTION_parallel: | |
3588 | add_device_config(DEV_PARALLEL, optarg); | |
3589 | default_parallel = 0; | |
3590 | if (strncmp(optarg, "mon:", 4) == 0) { | |
3591 | default_monitor = 0; | |
3592 | } | |
3593 | break; | |
3594 | case QEMU_OPTION_debugcon: | |
3595 | add_device_config(DEV_DEBUGCON, optarg); | |
3596 | break; | |
3597 | case QEMU_OPTION_loadvm: | |
3598 | loadvm = optarg; | |
3599 | break; | |
3600 | case QEMU_OPTION_full_screen: | |
3601 | full_screen = 1; | |
3602 | break; | |
3603 | case QEMU_OPTION_no_frame: | |
3604 | no_frame = 1; | |
3605 | break; | |
3606 | case QEMU_OPTION_alt_grab: | |
3607 | alt_grab = 1; | |
3608 | break; | |
3609 | case QEMU_OPTION_ctrl_grab: | |
3610 | ctrl_grab = 1; | |
3611 | break; | |
3612 | case QEMU_OPTION_no_quit: | |
3613 | no_quit = 1; | |
3614 | break; | |
3615 | case QEMU_OPTION_sdl: | |
3616 | #ifdef CONFIG_SDL | |
3617 | display_type = DT_SDL; | |
3618 | break; | |
3619 | #else | |
3620 | error_report("SDL support is disabled"); | |
3621 | exit(1); | |
3622 | #endif | |
3623 | case QEMU_OPTION_pidfile: | |
3624 | pid_file = optarg; | |
3625 | break; | |
3626 | case QEMU_OPTION_win2k_hack: | |
3627 | win2k_install_hack = 1; | |
3628 | break; | |
3629 | case QEMU_OPTION_rtc_td_hack: { | |
3630 | static GlobalProperty slew_lost_ticks = { | |
3631 | .driver = "mc146818rtc", | |
3632 | .property = "lost_tick_policy", | |
3633 | .value = "slew", | |
3634 | }; | |
3635 | ||
3636 | qdev_prop_register_global(&slew_lost_ticks); | |
3637 | break; | |
3638 | } | |
3639 | case QEMU_OPTION_acpitable: | |
3640 | opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"), | |
3641 | optarg, true); | |
3642 | if (!opts) { | |
3643 | exit(1); | |
3644 | } | |
3645 | do_acpitable_option(opts); | |
3646 | break; | |
3647 | case QEMU_OPTION_smbios: | |
3648 | opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"), | |
3649 | optarg, false); | |
3650 | if (!opts) { | |
3651 | exit(1); | |
3652 | } | |
3653 | do_smbios_option(opts); | |
3654 | break; | |
3655 | case QEMU_OPTION_fwcfg: | |
3656 | opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"), | |
3657 | optarg, true); | |
3658 | if (opts == NULL) { | |
3659 | exit(1); | |
3660 | } | |
3661 | break; | |
3662 | case QEMU_OPTION_enable_kvm: | |
3663 | olist = qemu_find_opts("machine"); | |
3664 | qemu_opts_parse_noisily(olist, "accel=kvm", false); | |
3665 | break; | |
3666 | case QEMU_OPTION_M: | |
3667 | case QEMU_OPTION_machine: | |
3668 | olist = qemu_find_opts("machine"); | |
3669 | opts = qemu_opts_parse_noisily(olist, optarg, true); | |
3670 | if (!opts) { | |
3671 | exit(1); | |
3672 | } | |
3673 | break; | |
3674 | case QEMU_OPTION_no_kvm: | |
3675 | olist = qemu_find_opts("machine"); | |
3676 | qemu_opts_parse_noisily(olist, "accel=tcg", false); | |
3677 | break; | |
3678 | case QEMU_OPTION_no_kvm_pit: { | |
3679 | error_report("warning: ignoring deprecated option"); | |
3680 | break; | |
3681 | } | |
3682 | case QEMU_OPTION_no_kvm_pit_reinjection: { | |
3683 | static GlobalProperty kvm_pit_lost_tick_policy = { | |
3684 | .driver = "kvm-pit", | |
3685 | .property = "lost_tick_policy", | |
3686 | .value = "discard", | |
3687 | }; | |
3688 | ||
3689 | error_report("warning: deprecated, replaced by " | |
3690 | "-global kvm-pit.lost_tick_policy=discard"); | |
3691 | qdev_prop_register_global(&kvm_pit_lost_tick_policy); | |
3692 | break; | |
3693 | } | |
3694 | case QEMU_OPTION_usb: | |
3695 | olist = qemu_find_opts("machine"); | |
3696 | qemu_opts_parse_noisily(olist, "usb=on", false); | |
3697 | break; | |
3698 | case QEMU_OPTION_usbdevice: | |
3699 | olist = qemu_find_opts("machine"); | |
3700 | qemu_opts_parse_noisily(olist, "usb=on", false); | |
3701 | add_device_config(DEV_USB, optarg); | |
3702 | break; | |
3703 | case QEMU_OPTION_device: | |
3704 | if (!qemu_opts_parse_noisily(qemu_find_opts("device"), | |
3705 | optarg, true)) { | |
3706 | exit(1); | |
3707 | } | |
3708 | break; | |
3709 | case QEMU_OPTION_smp: | |
3710 | if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"), | |
3711 | optarg, true)) { | |
3712 | exit(1); | |
3713 | } | |
3714 | break; | |
3715 | case QEMU_OPTION_vnc: | |
3716 | vnc_parse(optarg, &error_fatal); | |
3717 | break; | |
3718 | case QEMU_OPTION_no_acpi: | |
3719 | acpi_enabled = 0; | |
3720 | break; | |
3721 | case QEMU_OPTION_no_hpet: | |
3722 | no_hpet = 1; | |
3723 | break; | |
3724 | case QEMU_OPTION_balloon: | |
3725 | if (balloon_parse(optarg) < 0) { | |
3726 | error_report("unknown -balloon argument %s", optarg); | |
3727 | exit(1); | |
3728 | } | |
3729 | break; | |
3730 | case QEMU_OPTION_no_reboot: | |
3731 | no_reboot = 1; | |
3732 | break; | |
3733 | case QEMU_OPTION_no_shutdown: | |
3734 | no_shutdown = 1; | |
3735 | break; | |
3736 | case QEMU_OPTION_show_cursor: | |
3737 | cursor_hide = 0; | |
3738 | break; | |
3739 | case QEMU_OPTION_uuid: | |
3740 | if(qemu_uuid_parse(optarg, qemu_uuid) < 0) { | |
3741 | error_report("failed to parse UUID string: wrong format"); | |
3742 | exit(1); | |
3743 | } | |
3744 | qemu_uuid_set = true; | |
3745 | break; | |
3746 | case QEMU_OPTION_option_rom: | |
3747 | if (nb_option_roms >= MAX_OPTION_ROMS) { | |
3748 | error_report("too many option ROMs"); | |
3749 | exit(1); | |
3750 | } | |
3751 | opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"), | |
3752 | optarg, true); | |
3753 | if (!opts) { | |
3754 | exit(1); | |
3755 | } | |
3756 | option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile"); | |
3757 | option_rom[nb_option_roms].bootindex = | |
3758 | qemu_opt_get_number(opts, "bootindex", -1); | |
3759 | if (!option_rom[nb_option_roms].name) { | |
3760 | error_report("Option ROM file is not specified"); | |
3761 | exit(1); | |
3762 | } | |
3763 | nb_option_roms++; | |
3764 | break; | |
3765 | case QEMU_OPTION_semihosting: | |
3766 | semihosting.enabled = true; | |
3767 | semihosting.target = SEMIHOSTING_TARGET_AUTO; | |
3768 | break; | |
3769 | case QEMU_OPTION_semihosting_config: | |
3770 | semihosting.enabled = true; | |
3771 | opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"), | |
3772 | optarg, false); | |
3773 | if (opts != NULL) { | |
3774 | semihosting.enabled = qemu_opt_get_bool(opts, "enable", | |
3775 | true); | |
3776 | const char *target = qemu_opt_get(opts, "target"); | |
3777 | if (target != NULL) { | |
3778 | if (strcmp("native", target) == 0) { | |
3779 | semihosting.target = SEMIHOSTING_TARGET_NATIVE; | |
3780 | } else if (strcmp("gdb", target) == 0) { | |
3781 | semihosting.target = SEMIHOSTING_TARGET_GDB; | |
3782 | } else if (strcmp("auto", target) == 0) { | |
3783 | semihosting.target = SEMIHOSTING_TARGET_AUTO; | |
3784 | } else { | |
3785 | error_report("unsupported semihosting-config %s", | |
3786 | optarg); | |
3787 | exit(1); | |
3788 | } | |
3789 | } else { | |
3790 | semihosting.target = SEMIHOSTING_TARGET_AUTO; | |
3791 | } | |
3792 | /* Set semihosting argument count and vector */ | |
3793 | qemu_opt_foreach(opts, add_semihosting_arg, | |
3794 | &semihosting, NULL); | |
3795 | } else { | |
3796 | error_report("unsupported semihosting-config %s", optarg); | |
3797 | exit(1); | |
3798 | } | |
3799 | break; | |
3800 | case QEMU_OPTION_tdf: | |
3801 | error_report("warning: ignoring deprecated option"); | |
3802 | break; | |
3803 | case QEMU_OPTION_name: | |
3804 | opts = qemu_opts_parse_noisily(qemu_find_opts("name"), | |
3805 | optarg, true); | |
3806 | if (!opts) { | |
3807 | exit(1); | |
3808 | } | |
3809 | break; | |
3810 | case QEMU_OPTION_prom_env: | |
3811 | if (nb_prom_envs >= MAX_PROM_ENVS) { | |
3812 | error_report("too many prom variables"); | |
3813 | exit(1); | |
3814 | } | |
3815 | prom_envs[nb_prom_envs] = optarg; | |
3816 | nb_prom_envs++; | |
3817 | break; | |
3818 | case QEMU_OPTION_old_param: | |
3819 | old_param = 1; | |
3820 | break; | |
3821 | case QEMU_OPTION_clock: | |
3822 | /* Clock options no longer exist. Keep this option for | |
3823 | * backward compatibility. | |
3824 | */ | |
3825 | break; | |
3826 | case QEMU_OPTION_startdate: | |
3827 | configure_rtc_date_offset(optarg, 1); | |
3828 | break; | |
3829 | case QEMU_OPTION_rtc: | |
3830 | opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg, | |
3831 | false); | |
3832 | if (!opts) { | |
3833 | exit(1); | |
3834 | } | |
3835 | configure_rtc(opts); | |
3836 | break; | |
3837 | case QEMU_OPTION_tb_size: | |
3838 | tcg_tb_size = strtol(optarg, NULL, 0); | |
3839 | if (tcg_tb_size < 0) { | |
3840 | tcg_tb_size = 0; | |
3841 | } | |
3842 | break; | |
3843 | case QEMU_OPTION_icount: | |
3844 | icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"), | |
3845 | optarg, true); | |
3846 | if (!icount_opts) { | |
3847 | exit(1); | |
3848 | } | |
3849 | break; | |
3850 | case QEMU_OPTION_incoming: | |
3851 | if (!incoming) { | |
3852 | runstate_set(RUN_STATE_INMIGRATE); | |
3853 | } | |
3854 | incoming = optarg; | |
3855 | break; | |
3856 | case QEMU_OPTION_nodefaults: | |
3857 | has_defaults = 0; | |
3858 | break; | |
3859 | case QEMU_OPTION_xen_domid: | |
3860 | if (!(xen_available())) { | |
3861 | error_report("Option not supported for this target"); | |
3862 | exit(1); | |
3863 | } | |
3864 | xen_domid = atoi(optarg); | |
3865 | break; | |
3866 | case QEMU_OPTION_xen_create: | |
3867 | if (!(xen_available())) { | |
3868 | error_report("Option not supported for this target"); | |
3869 | exit(1); | |
3870 | } | |
3871 | xen_mode = XEN_CREATE; | |
3872 | break; | |
3873 | case QEMU_OPTION_xen_attach: | |
3874 | if (!(xen_available())) { | |
3875 | error_report("Option not supported for this target"); | |
3876 | exit(1); | |
3877 | } | |
3878 | xen_mode = XEN_ATTACH; | |
3879 | break; | |
3880 | case QEMU_OPTION_trace: | |
3881 | g_free(trace_file); | |
3882 | trace_file = trace_opt_parse(optarg); | |
3883 | break; | |
3884 | case QEMU_OPTION_readconfig: | |
3885 | { | |
3886 | int ret = qemu_read_config_file(optarg); | |
3887 | if (ret < 0) { | |
3888 | error_report("read config %s: %s", optarg, | |
3889 | strerror(-ret)); | |
3890 | exit(1); | |
3891 | } | |
3892 | break; | |
3893 | } | |
3894 | case QEMU_OPTION_spice: | |
3895 | olist = qemu_find_opts("spice"); | |
3896 | if (!olist) { | |
3897 | error_report("spice support is disabled"); | |
3898 | exit(1); | |
3899 | } | |
3900 | opts = qemu_opts_parse_noisily(olist, optarg, false); | |
3901 | if (!opts) { | |
3902 | exit(1); | |
3903 | } | |
3904 | display_remote++; | |
3905 | break; | |
3906 | case QEMU_OPTION_writeconfig: | |
3907 | { | |
3908 | FILE *fp; | |
3909 | if (strcmp(optarg, "-") == 0) { | |
3910 | fp = stdout; | |
3911 | } else { | |
3912 | fp = fopen(optarg, "w"); | |
3913 | if (fp == NULL) { | |
3914 | error_report("open %s: %s", optarg, | |
3915 | strerror(errno)); | |
3916 | exit(1); | |
3917 | } | |
3918 | } | |
3919 | qemu_config_write(fp); | |
3920 | if (fp != stdout) { | |
3921 | fclose(fp); | |
3922 | } | |
3923 | break; | |
3924 | } | |
3925 | case QEMU_OPTION_qtest: | |
3926 | qtest_chrdev = optarg; | |
3927 | break; | |
3928 | case QEMU_OPTION_qtest_log: | |
3929 | qtest_log = optarg; | |
3930 | break; | |
3931 | case QEMU_OPTION_sandbox: | |
3932 | opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"), | |
3933 | optarg, true); | |
3934 | if (!opts) { | |
3935 | exit(1); | |
3936 | } | |
3937 | break; | |
3938 | case QEMU_OPTION_add_fd: | |
3939 | #ifndef _WIN32 | |
3940 | opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"), | |
3941 | optarg, false); | |
3942 | if (!opts) { | |
3943 | exit(1); | |
3944 | } | |
3945 | #else | |
3946 | error_report("File descriptor passing is disabled on this " | |
3947 | "platform"); | |
3948 | exit(1); | |
3949 | #endif | |
3950 | break; | |
3951 | case QEMU_OPTION_object: | |
3952 | opts = qemu_opts_parse_noisily(qemu_find_opts("object"), | |
3953 | optarg, true); | |
3954 | if (!opts) { | |
3955 | exit(1); | |
3956 | } | |
3957 | break; | |
3958 | case QEMU_OPTION_realtime: | |
3959 | opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"), | |
3960 | optarg, false); | |
3961 | if (!opts) { | |
3962 | exit(1); | |
3963 | } | |
3964 | enable_mlock = qemu_opt_get_bool(opts, "mlock", true); | |
3965 | break; | |
3966 | case QEMU_OPTION_msg: | |
3967 | opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg, | |
3968 | false); | |
3969 | if (!opts) { | |
3970 | exit(1); | |
3971 | } | |
3972 | configure_msg(opts); | |
3973 | break; | |
3974 | case QEMU_OPTION_dump_vmstate: | |
3975 | if (vmstate_dump_file) { | |
3976 | error_report("only one '-dump-vmstate' " | |
3977 | "option may be given"); | |
3978 | exit(1); | |
3979 | } | |
3980 | vmstate_dump_file = fopen(optarg, "w"); | |
3981 | if (vmstate_dump_file == NULL) { | |
3982 | error_report("open %s: %s", optarg, strerror(errno)); | |
3983 | exit(1); | |
3984 | } | |
3985 | break; | |
3986 | default: | |
3987 | os_parse_cmd_args(popt->index, optarg); | |
3988 | } | |
3989 | } | |
3990 | } | |
3991 | /* | |
3992 | * Clear error location left behind by the loop. | |
3993 | * Best done right after the loop. Do not insert code here! | |
3994 | */ | |
3995 | loc_set_none(); | |
3996 | ||
3997 | replay_configure(icount_opts); | |
3998 | ||
3999 | machine_class = select_machine(); | |
4000 | ||
4001 | set_memory_options(&ram_slots, &maxram_size, machine_class); | |
4002 | ||
4003 | os_daemonize(); | |
4004 | ||
4005 | if (qemu_init_main_loop(&main_loop_err)) { | |
4006 | error_report_err(main_loop_err); | |
4007 | exit(1); | |
4008 | } | |
4009 | ||
4010 | if (qemu_opts_foreach(qemu_find_opts("sandbox"), | |
4011 | parse_sandbox, NULL, NULL)) { | |
4012 | exit(1); | |
4013 | } | |
4014 | ||
4015 | if (qemu_opts_foreach(qemu_find_opts("name"), | |
4016 | parse_name, NULL, NULL)) { | |
4017 | exit(1); | |
4018 | } | |
4019 | ||
4020 | #ifndef _WIN32 | |
4021 | if (qemu_opts_foreach(qemu_find_opts("add-fd"), | |
4022 | parse_add_fd, NULL, NULL)) { | |
4023 | exit(1); | |
4024 | } | |
4025 | ||
4026 | if (qemu_opts_foreach(qemu_find_opts("add-fd"), | |
4027 | cleanup_add_fd, NULL, NULL)) { | |
4028 | exit(1); | |
4029 | } | |
4030 | #endif | |
4031 | ||
4032 | current_machine = MACHINE(object_new(object_class_get_name( | |
4033 | OBJECT_CLASS(machine_class)))); | |
4034 | if (machine_help_func(qemu_get_machine_opts(), current_machine)) { | |
4035 | exit(0); | |
4036 | } | |
4037 | object_property_add_child(object_get_root(), "machine", | |
4038 | OBJECT(current_machine), &error_abort); | |
4039 | cpu_exec_init_all(); | |
4040 | ||
4041 | if (machine_class->hw_version) { | |
4042 | qemu_set_hw_version(machine_class->hw_version); | |
4043 | } | |
4044 | ||
4045 | if (cpu_model && is_help_option(cpu_model)) { | |
4046 | list_cpus(stdout, &fprintf, cpu_model); | |
4047 | exit(0); | |
4048 | } | |
4049 | ||
4050 | if (!trace_init_backends()) { | |
4051 | exit(1); | |
4052 | } | |
4053 | trace_init_file(trace_file); | |
4054 | ||
4055 | /* Open the logfile at this point and set the log mask if necessary. | |
4056 | */ | |
4057 | if (log_file) { | |
4058 | qemu_set_log_filename(log_file, &error_fatal); | |
4059 | } | |
4060 | ||
4061 | if (log_mask) { | |
4062 | int mask; | |
4063 | mask = qemu_str_to_log_mask(log_mask); | |
4064 | if (!mask) { | |
4065 | qemu_print_log_usage(stdout); | |
4066 | exit(1); | |
4067 | } | |
4068 | qemu_set_log(mask); | |
4069 | } else { | |
4070 | qemu_set_log(0); | |
4071 | } | |
4072 | ||
4073 | /* If no data_dir is specified then try to find it relative to the | |
4074 | executable path. */ | |
4075 | if (data_dir_idx < ARRAY_SIZE(data_dir)) { | |
4076 | data_dir[data_dir_idx] = os_find_datadir(); | |
4077 | if (data_dir[data_dir_idx] != NULL) { | |
4078 | data_dir_idx++; | |
4079 | } | |
4080 | } | |
4081 | /* If all else fails use the install path specified when building. */ | |
4082 | if (data_dir_idx < ARRAY_SIZE(data_dir)) { | |
4083 | data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR; | |
4084 | } | |
4085 | ||
4086 | /* -L help lists the data directories and exits. */ | |
4087 | if (list_data_dirs) { | |
4088 | for (i = 0; i < data_dir_idx; i++) { | |
4089 | printf("%s\n", data_dir[i]); | |
4090 | } | |
4091 | exit(0); | |
4092 | } | |
4093 | ||
4094 | smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL)); | |
4095 | ||
4096 | machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */ | |
4097 | if (max_cpus > machine_class->max_cpus) { | |
4098 | error_report("Number of SMP CPUs requested (%d) exceeds max CPUs " | |
4099 | "supported by machine '%s' (%d)", max_cpus, | |
4100 | machine_class->name, machine_class->max_cpus); | |
4101 | exit(1); | |
4102 | } | |
4103 | ||
4104 | /* | |
4105 | * Get the default machine options from the machine if it is not already | |
4106 | * specified either by the configuration file or by the command line. | |
4107 | */ | |
4108 | if (machine_class->default_machine_opts) { | |
4109 | qemu_opts_set_defaults(qemu_find_opts("machine"), | |
4110 | machine_class->default_machine_opts, 0); | |
4111 | } | |
4112 | ||
4113 | qemu_opts_foreach(qemu_find_opts("device"), | |
4114 | default_driver_check, NULL, NULL); | |
4115 | qemu_opts_foreach(qemu_find_opts("global"), | |
4116 | default_driver_check, NULL, NULL); | |
4117 | ||
4118 | if (!vga_model && !default_vga) { | |
4119 | vga_interface_type = VGA_DEVICE; | |
4120 | } | |
4121 | if (!has_defaults || machine_class->no_serial) { | |
4122 | default_serial = 0; | |
4123 | } | |
4124 | if (!has_defaults || machine_class->no_parallel) { | |
4125 | default_parallel = 0; | |
4126 | } | |
4127 | if (!has_defaults || !machine_class->use_virtcon) { | |
4128 | default_virtcon = 0; | |
4129 | } | |
4130 | if (!has_defaults || !machine_class->use_sclp) { | |
4131 | default_sclp = 0; | |
4132 | } | |
4133 | if (!has_defaults || machine_class->no_floppy) { | |
4134 | default_floppy = 0; | |
4135 | } | |
4136 | if (!has_defaults || machine_class->no_cdrom) { | |
4137 | default_cdrom = 0; | |
4138 | } | |
4139 | if (!has_defaults || machine_class->no_sdcard) { | |
4140 | default_sdcard = 0; | |
4141 | } | |
4142 | if (!has_defaults) { | |
4143 | default_monitor = 0; | |
4144 | default_net = 0; | |
4145 | default_vga = 0; | |
4146 | } | |
4147 | ||
4148 | if (is_daemonized()) { | |
4149 | /* According to documentation and historically, -nographic redirects | |
4150 | * serial port, parallel port and monitor to stdio, which does not work | |
4151 | * with -daemonize. We can redirect these to null instead, but since | |
4152 | * -nographic is legacy, let's just error out. | |
4153 | * We disallow -nographic only if all other ports are not redirected | |
4154 | * explicitly, to not break existing legacy setups which uses | |
4155 | * -nographic _and_ redirects all ports explicitly - this is valid | |
4156 | * usage, -nographic is just a no-op in this case. | |
4157 | */ | |
4158 | if (nographic | |
4159 | && (default_parallel || default_serial | |
4160 | || default_monitor || default_virtcon)) { | |
4161 | error_report("-nographic cannot be used with -daemonize"); | |
4162 | exit(1); | |
4163 | } | |
4164 | #ifdef CONFIG_CURSES | |
4165 | if (display_type == DT_CURSES) { | |
4166 | error_report("curses display cannot be used with -daemonize"); | |
4167 | exit(1); | |
4168 | } | |
4169 | #endif | |
4170 | } | |
4171 | ||
4172 | if (nographic) { | |
4173 | if (default_parallel) | |
4174 | add_device_config(DEV_PARALLEL, "null"); | |
4175 | if (default_serial && default_monitor) { | |
4176 | add_device_config(DEV_SERIAL, "mon:stdio"); | |
4177 | } else if (default_virtcon && default_monitor) { | |
4178 | add_device_config(DEV_VIRTCON, "mon:stdio"); | |
4179 | } else if (default_sclp && default_monitor) { | |
4180 | add_device_config(DEV_SCLP, "mon:stdio"); | |
4181 | } else { | |
4182 | if (default_serial) | |
4183 | add_device_config(DEV_SERIAL, "stdio"); | |
4184 | if (default_virtcon) | |
4185 | add_device_config(DEV_VIRTCON, "stdio"); | |
4186 | if (default_sclp) { | |
4187 | add_device_config(DEV_SCLP, "stdio"); | |
4188 | } | |
4189 | if (default_monitor) | |
4190 | monitor_parse("stdio", "readline", false); | |
4191 | } | |
4192 | } else { | |
4193 | if (default_serial) | |
4194 | add_device_config(DEV_SERIAL, "vc:80Cx24C"); | |
4195 | if (default_parallel) | |
4196 | add_device_config(DEV_PARALLEL, "vc:80Cx24C"); | |
4197 | if (default_monitor) | |
4198 | monitor_parse("vc:80Cx24C", "readline", false); | |
4199 | if (default_virtcon) | |
4200 | add_device_config(DEV_VIRTCON, "vc:80Cx24C"); | |
4201 | if (default_sclp) { | |
4202 | add_device_config(DEV_SCLP, "vc:80Cx24C"); | |
4203 | } | |
4204 | } | |
4205 | ||
4206 | #if defined(CONFIG_VNC) | |
4207 | if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) { | |
4208 | display_remote++; | |
4209 | } | |
4210 | #endif | |
4211 | if (display_type == DT_DEFAULT && !display_remote) { | |
4212 | #if defined(CONFIG_GTK) | |
4213 | display_type = DT_GTK; | |
4214 | #elif defined(CONFIG_SDL) | |
4215 | display_type = DT_SDL; | |
4216 | #elif defined(CONFIG_COCOA) | |
4217 | display_type = DT_COCOA; | |
4218 | #elif defined(CONFIG_VNC) | |
4219 | vnc_parse("localhost:0,to=99,id=default", &error_abort); | |
4220 | #else | |
4221 | display_type = DT_NONE; | |
4222 | #endif | |
4223 | } | |
4224 | ||
4225 | if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) { | |
4226 | error_report("-no-frame, -alt-grab and -ctrl-grab are only valid " | |
4227 | "for SDL, ignoring option"); | |
4228 | } | |
4229 | if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) { | |
4230 | error_report("-no-quit is only valid for GTK and SDL, " | |
4231 | "ignoring option"); | |
4232 | } | |
4233 | ||
4234 | if (display_type == DT_GTK) { | |
4235 | early_gtk_display_init(request_opengl); | |
4236 | } | |
4237 | ||
4238 | if (display_type == DT_SDL) { | |
4239 | sdl_display_early_init(request_opengl); | |
4240 | } | |
4241 | ||
4242 | if (request_opengl == 1 && display_opengl == 0) { | |
4243 | #if defined(CONFIG_OPENGL) | |
4244 | error_report("OpenGL is not supported by the display"); | |
4245 | #else | |
4246 | error_report("OpenGL support is disabled"); | |
4247 | #endif | |
4248 | exit(1); | |
4249 | } | |
4250 | ||
4251 | page_size_init(); | |
4252 | socket_init(); | |
4253 | ||
4254 | if (qemu_opts_foreach(qemu_find_opts("object"), | |
4255 | user_creatable_add_opts_foreach, | |
4256 | object_create_initial, NULL)) { | |
4257 | exit(1); | |
4258 | } | |
4259 | ||
4260 | if (qemu_opts_foreach(qemu_find_opts("chardev"), | |
4261 | chardev_init_func, NULL, NULL)) { | |
4262 | exit(1); | |
4263 | } | |
4264 | ||
4265 | #ifdef CONFIG_VIRTFS | |
4266 | if (qemu_opts_foreach(qemu_find_opts("fsdev"), | |
4267 | fsdev_init_func, NULL, NULL)) { | |
4268 | exit(1); | |
4269 | } | |
4270 | #endif | |
4271 | ||
4272 | if (pid_file && qemu_create_pidfile(pid_file) != 0) { | |
4273 | error_report("could not acquire pid file: %s", strerror(errno)); | |
4274 | exit(1); | |
4275 | } | |
4276 | ||
4277 | if (qemu_opts_foreach(qemu_find_opts("device"), | |
4278 | device_help_func, NULL, NULL)) { | |
4279 | exit(0); | |
4280 | } | |
4281 | ||
4282 | machine_opts = qemu_get_machine_opts(); | |
4283 | if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine, | |
4284 | NULL)) { | |
4285 | object_unref(OBJECT(current_machine)); | |
4286 | exit(1); | |
4287 | } | |
4288 | ||
4289 | configure_accelerator(current_machine); | |
4290 | ||
4291 | if (qtest_chrdev) { | |
4292 | qtest_init(qtest_chrdev, qtest_log, &error_fatal); | |
4293 | } | |
4294 | ||
4295 | machine_opts = qemu_get_machine_opts(); | |
4296 | kernel_filename = qemu_opt_get(machine_opts, "kernel"); | |
4297 | initrd_filename = qemu_opt_get(machine_opts, "initrd"); | |
4298 | kernel_cmdline = qemu_opt_get(machine_opts, "append"); | |
4299 | bios_name = qemu_opt_get(machine_opts, "firmware"); | |
4300 | ||
4301 | opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL); | |
4302 | if (opts) { | |
4303 | boot_order = qemu_opt_get(opts, "order"); | |
4304 | if (boot_order) { | |
4305 | validate_bootdevices(boot_order, &error_fatal); | |
4306 | } | |
4307 | ||
4308 | boot_once = qemu_opt_get(opts, "once"); | |
4309 | if (boot_once) { | |
4310 | validate_bootdevices(boot_once, &error_fatal); | |
4311 | } | |
4312 | ||
4313 | boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu); | |
4314 | boot_strict = qemu_opt_get_bool(opts, "strict", false); | |
4315 | } | |
4316 | ||
4317 | if (!boot_order) { | |
4318 | boot_order = machine_class->default_boot_order; | |
4319 | } | |
4320 | ||
4321 | if (!kernel_cmdline) { | |
4322 | kernel_cmdline = ""; | |
4323 | current_machine->kernel_cmdline = (char *)kernel_cmdline; | |
4324 | } | |
4325 | ||
4326 | linux_boot = (kernel_filename != NULL); | |
4327 | ||
4328 | if (!linux_boot && *kernel_cmdline != '\0') { | |
4329 | error_report("-append only allowed with -kernel option"); | |
4330 | exit(1); | |
4331 | } | |
4332 | ||
4333 | if (!linux_boot && initrd_filename != NULL) { | |
4334 | error_report("-initrd only allowed with -kernel option"); | |
4335 | exit(1); | |
4336 | } | |
4337 | ||
4338 | if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) { | |
4339 | error_report("-dtb only allowed with -kernel option"); | |
4340 | exit(1); | |
4341 | } | |
4342 | ||
4343 | if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) { | |
4344 | /* fall back to the -kernel/-append */ | |
4345 | semihosting_arg_fallback(kernel_filename, kernel_cmdline); | |
4346 | } | |
4347 | ||
4348 | os_set_line_buffering(); | |
4349 | ||
4350 | /* spice needs the timers to be initialized by this point */ | |
4351 | qemu_spice_init(); | |
4352 | ||
4353 | cpu_ticks_init(); | |
4354 | if (icount_opts) { | |
4355 | if (kvm_enabled() || xen_enabled()) { | |
4356 | error_report("-icount is not allowed with kvm or xen"); | |
4357 | exit(1); | |
4358 | } | |
4359 | configure_icount(icount_opts, &error_abort); | |
4360 | qemu_opts_del(icount_opts); | |
4361 | } | |
4362 | ||
4363 | if (default_net) { | |
4364 | QemuOptsList *net = qemu_find_opts("net"); | |
4365 | qemu_opts_set(net, NULL, "type", "nic", &error_abort); | |
4366 | #ifdef CONFIG_SLIRP | |
4367 | qemu_opts_set(net, NULL, "type", "user", &error_abort); | |
4368 | #endif | |
4369 | } | |
4370 | ||
4371 | if (net_init_clients() < 0) { | |
4372 | exit(1); | |
4373 | } | |
4374 | ||
4375 | if (qemu_opts_foreach(qemu_find_opts("object"), | |
4376 | user_creatable_add_opts_foreach, | |
4377 | object_create_delayed, NULL)) { | |
4378 | exit(1); | |
4379 | } | |
4380 | ||
4381 | #ifdef CONFIG_TPM | |
4382 | if (tpm_init() < 0) { | |
4383 | exit(1); | |
4384 | } | |
4385 | #endif | |
4386 | ||
4387 | /* init the bluetooth world */ | |
4388 | if (foreach_device_config(DEV_BT, bt_parse)) | |
4389 | exit(1); | |
4390 | ||
4391 | if (!xen_enabled()) { | |
4392 | /* On 32-bit hosts, QEMU is limited by virtual address space */ | |
4393 | if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) { | |
4394 | error_report("at most 2047 MB RAM can be simulated"); | |
4395 | exit(1); | |
4396 | } | |
4397 | } | |
4398 | ||
4399 | blk_mig_init(); | |
4400 | ram_mig_init(); | |
4401 | ||
4402 | /* If the currently selected machine wishes to override the units-per-bus | |
4403 | * property of its default HBA interface type, do so now. */ | |
4404 | if (machine_class->units_per_default_bus) { | |
4405 | override_max_devs(machine_class->block_default_type, | |
4406 | machine_class->units_per_default_bus); | |
4407 | } | |
4408 | ||
4409 | /* open the virtual block devices */ | |
4410 | if (snapshot || replay_mode != REPLAY_MODE_NONE) { | |
4411 | qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, | |
4412 | NULL, NULL); | |
4413 | } | |
4414 | if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, | |
4415 | &machine_class->block_default_type, NULL)) { | |
4416 | exit(1); | |
4417 | } | |
4418 | ||
4419 | default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2, | |
4420 | CDROM_OPTS); | |
4421 | default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS); | |
4422 | default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS); | |
4423 | ||
4424 | parse_numa_opts(machine_class); | |
4425 | ||
4426 | if (qemu_opts_foreach(qemu_find_opts("mon"), | |
4427 | mon_init_func, NULL, NULL)) { | |
4428 | exit(1); | |
4429 | } | |
4430 | ||
4431 | if (foreach_device_config(DEV_SERIAL, serial_parse) < 0) | |
4432 | exit(1); | |
4433 | if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0) | |
4434 | exit(1); | |
4435 | if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0) | |
4436 | exit(1); | |
4437 | if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) { | |
4438 | exit(1); | |
4439 | } | |
4440 | if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0) | |
4441 | exit(1); | |
4442 | ||
4443 | /* If no default VGA is requested, the default is "none". */ | |
4444 | if (default_vga) { | |
4445 | if (machine_class->default_display) { | |
4446 | vga_model = machine_class->default_display; | |
4447 | } else if (vga_interface_available(VGA_CIRRUS)) { | |
4448 | vga_model = "cirrus"; | |
4449 | } else if (vga_interface_available(VGA_STD)) { | |
4450 | vga_model = "std"; | |
4451 | } | |
4452 | } | |
4453 | if (vga_model) { | |
4454 | select_vgahw(vga_model); | |
4455 | } | |
4456 | ||
4457 | if (watchdog) { | |
4458 | i = select_watchdog(watchdog); | |
4459 | if (i > 0) | |
4460 | exit (i == 1 ? 1 : 0); | |
4461 | } | |
4462 | ||
4463 | machine_register_compat_props(current_machine); | |
4464 | ||
4465 | qemu_opts_foreach(qemu_find_opts("global"), | |
4466 | global_init_func, NULL, NULL); | |
4467 | ||
4468 | /* This checkpoint is required by replay to separate prior clock | |
4469 | reading from the other reads, because timer polling functions query | |
4470 | clock values from the log. */ | |
4471 | replay_checkpoint(CHECKPOINT_INIT); | |
4472 | qdev_machine_init(); | |
4473 | ||
4474 | current_machine->ram_size = ram_size; | |
4475 | current_machine->maxram_size = maxram_size; | |
4476 | current_machine->ram_slots = ram_slots; | |
4477 | current_machine->boot_order = boot_order; | |
4478 | current_machine->cpu_model = cpu_model; | |
4479 | ||
4480 | machine_class->init(current_machine); | |
4481 | ||
4482 | realtime_init(); | |
4483 | ||
4484 | audio_init(); | |
4485 | ||
4486 | cpu_synchronize_all_post_init(); | |
4487 | ||
4488 | numa_post_machine_init(); | |
4489 | ||
4490 | if (qemu_opts_foreach(qemu_find_opts("fw_cfg"), | |
4491 | parse_fw_cfg, fw_cfg_find(), NULL) != 0) { | |
4492 | exit(1); | |
4493 | } | |
4494 | ||
4495 | /* init USB devices */ | |
4496 | if (machine_usb(current_machine)) { | |
4497 | if (foreach_device_config(DEV_USB, usb_parse) < 0) | |
4498 | exit(1); | |
4499 | } | |
4500 | ||
4501 | /* Check if IGD GFX passthrough. */ | |
4502 | igd_gfx_passthru(); | |
4503 | ||
4504 | /* init generic devices */ | |
4505 | rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE); | |
4506 | if (qemu_opts_foreach(qemu_find_opts("device"), | |
4507 | device_init_func, NULL, NULL)) { | |
4508 | exit(1); | |
4509 | } | |
4510 | rom_reset_order_override(); | |
4511 | ||
4512 | /* Did we create any drives that we failed to create a device for? */ | |
4513 | drive_check_orphaned(); | |
4514 | ||
4515 | /* Don't warn about the default network setup that you get if | |
4516 | * no command line -net or -netdev options are specified. There | |
4517 | * are two cases that we would otherwise complain about: | |
4518 | * (1) board doesn't support a NIC but the implicit "-net nic" | |
4519 | * requested one | |
4520 | * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic" | |
4521 | * sets up a nic that isn't connected to anything. | |
4522 | */ | |
4523 | if (!default_net) { | |
4524 | net_check_clients(); | |
4525 | } | |
4526 | ||
4527 | ||
4528 | if (boot_once) { | |
4529 | qemu_boot_set(boot_once, &error_fatal); | |
4530 | qemu_register_reset(restore_boot_order, g_strdup(boot_order)); | |
4531 | } | |
4532 | ||
4533 | ds = init_displaystate(); | |
4534 | ||
4535 | /* init local displays */ | |
4536 | switch (display_type) { | |
4537 | case DT_CURSES: | |
4538 | curses_display_init(ds, full_screen); | |
4539 | break; | |
4540 | case DT_SDL: | |
4541 | sdl_display_init(ds, full_screen, no_frame); | |
4542 | break; | |
4543 | case DT_COCOA: | |
4544 | cocoa_display_init(ds, full_screen); | |
4545 | break; | |
4546 | case DT_GTK: | |
4547 | gtk_display_init(ds, full_screen, grab_on_hover); | |
4548 | break; | |
4549 | default: | |
4550 | break; | |
4551 | } | |
4552 | ||
4553 | /* must be after terminal init, SDL library changes signal handlers */ | |
4554 | os_setup_signal_handling(); | |
4555 | ||
4556 | /* init remote displays */ | |
4557 | #ifdef CONFIG_VNC | |
4558 | qemu_opts_foreach(qemu_find_opts("vnc"), | |
4559 | vnc_init_func, NULL, NULL); | |
4560 | #endif | |
4561 | ||
4562 | if (using_spice) { | |
4563 | qemu_spice_display_init(); | |
4564 | } | |
4565 | ||
4566 | if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) { | |
4567 | exit(1); | |
4568 | } | |
4569 | ||
4570 | qdev_machine_creation_done(); | |
4571 | ||
4572 | /* TODO: once all bus devices are qdevified, this should be done | |
4573 | * when bus is created by qdev.c */ | |
4574 | qemu_register_reset(qbus_reset_all_fn, sysbus_get_default()); | |
4575 | qemu_run_machine_init_done_notifiers(); | |
4576 | ||
4577 | if (rom_check_and_register_reset() != 0) { | |
4578 | error_report("rom check and register reset failed"); | |
4579 | exit(1); | |
4580 | } | |
4581 | ||
4582 | replay_start(); | |
4583 | ||
4584 | /* This checkpoint is required by replay to separate prior clock | |
4585 | reading from the other reads, because timer polling functions query | |
4586 | clock values from the log. */ | |
4587 | replay_checkpoint(CHECKPOINT_RESET); | |
4588 | qemu_system_reset(VMRESET_SILENT); | |
4589 | register_global_state(); | |
4590 | if (loadvm) { | |
4591 | if (load_vmstate(loadvm) < 0) { | |
4592 | autostart = 0; | |
4593 | } | |
4594 | } | |
4595 | ||
4596 | qdev_prop_check_globals(); | |
4597 | if (vmstate_dump_file) { | |
4598 | /* dump and exit */ | |
4599 | dump_vmstate_json_to_file(vmstate_dump_file); | |
4600 | return 0; | |
4601 | } | |
4602 | ||
4603 | if (incoming) { | |
4604 | Error *local_err = NULL; | |
4605 | qemu_start_incoming_migration(incoming, &local_err); | |
4606 | if (local_err) { | |
4607 | error_reportf_err(local_err, "-incoming %s: ", incoming); | |
4608 | exit(1); | |
4609 | } | |
4610 | } else if (autostart) { | |
4611 | vm_start(); | |
4612 | } | |
4613 | ||
4614 | os_setup_post(); | |
4615 | ||
4616 | trace_init_vcpu_events(); | |
4617 | main_loop(); | |
4618 | replay_disable_events(); | |
4619 | ||
4620 | bdrv_close_all(); | |
4621 | pause_all_vcpus(); | |
4622 | res_free(); | |
4623 | #ifdef CONFIG_TPM | |
4624 | tpm_cleanup(); | |
4625 | #endif | |
4626 | ||
4627 | /* vhost-user must be cleaned up before chardevs. */ | |
4628 | net_cleanup(); | |
4629 | audio_cleanup(); | |
4630 | monitor_cleanup(); | |
4631 | qemu_chr_cleanup(); | |
4632 | ||
4633 | return 0; | |
4634 | } |