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scsi, file-posix: add support for persistent reservation management
[qemu.git] / vl.c
CommitLineData
0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 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.
0824d6fc 23 */
d38ea87a 24#include "qemu/osdep.h"
67a1de0d 25#include "qemu-version.h"
f348b6d1
VB		 26#include "qemu/cutils.h"
27#include "qemu/help_option.h"
cea25275 28#include "qemu/uuid.h"
d40cdb10 29
452dfbef 30#ifdef CONFIG_SECCOMP
9c17d615 31#include "sysemu/seccomp.h"
73a1e647 32#include "sys/prctl.h"
452dfbef
EO		 33#endif
34
8a16d273
TS		 35#if defined(CONFIG_VDE)
36#include <libvdeplug.h>
37#endif
38
73332e5c 39#ifdef CONFIG_SDL
59a36a2f 40#if defined(__APPLE__) || defined(main)
6693665a 41#include <SDL.h>
880fec5d 42int qemu_main(int argc, char **argv, char **envp);
43int main(int argc, char **argv)
44{
59a36a2f 45 return qemu_main(argc, argv, NULL);
880fec5d 46}
47#undef main
48#define main qemu_main
96bcd4f8 49#endif
73332e5c 50#endif /* CONFIG_SDL */
0824d6fc 51
5b0753e0
FB		 52#ifdef CONFIG_COCOA
53#undef main
54#define main qemu_main
55#endif /* CONFIG_COCOA */
56
69e5bb68 57
d49b6836 58#include "qemu/error-report.h"
c8897e8e 59#include "qemu/sockets.h"
511d2b14
BS		 60#include "hw/hw.h"
61#include "hw/boards.h"
a1a9cb0c 62#include "sysemu/accel.h"
511d2b14 63#include "hw/usb.h"
0d09e41a
PB		 64#include "hw/i386/pc.h"
65#include "hw/isa/isa.h"
fb8b660e 66#include "hw/scsi/scsi.h"
511d2b14 67#include "hw/bt.h"
0d09e41a 68#include "sysemu/watchdog.h"
60d8f328 69#include "hw/smbios/smbios.h"
9f57061c 70#include "hw/acpi/acpi.h"
0d09e41a 71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
e0d2bd51 80#include "ui/input.h"
9c17d615 81#include "sysemu/sysemu.h"
e35704ba 82#include "sysemu/numa.h"
022c62cb 83#include "exec/gdbstub.h"
1de7afc9 84#include "qemu/timer.h"
8228e353 85#include "chardev/char.h"
b33276a7 86#include "qemu/bitmap.h"
03dd024f 87#include "qemu/log.h"
9c17d615 88#include "sysemu/blockdev.h"
0d09e41a 89#include "hw/block/block.h"
7b1e1a22 90#include "migration/misc.h"
5e22479a 91#include "migration/snapshot.h"
84a899de 92#include "migration/global_state.h"
bdee56f5 93#include "sysemu/tpm.h"
9c17d615 94#include "sysemu/dma.h"
8a824e4d 95#include "hw/audio/soundhw.h"
511d2b14 96#include "audio/audio.h"
4b4629d9 97#include "sysemu/cpus.h"
5821ebf9 98#include "migration/colo.h"
9c17d615 99#include "sysemu/kvm.h"
b0cb0a66 100#include "sysemu/hax.h"
42e5f393
MA		 101#include "qapi/qobject-input-visitor.h"
102#include "qapi/qobject-input-visitor.h"
103#include "qapi-visit.h"
7b1b5d19 104#include "qapi/qmp/qjson.h"
1de7afc9
PB		 105#include "qemu/option.h"
106#include "qemu/config-file.h"
59a5264b 107#include "qemu-options.h"
1fa9a5e4 108#include "qmp-commands.h"
1de7afc9 109#include "qemu/main-loop.h"
758e8e38 110#ifdef CONFIG_VIRTFS
74db920c
GS		 111#include "fsdev/qemu-fsdev.h"
112#endif
9c17d615 113#include "sysemu/qtest.h"
511d2b14 114
76cad711 115#include "disas/disas.h"
fc01f7e7 116
511d2b14 117
d918f23e 118#include "slirp/libslirp.h"
511d2b14 119
0ab8ed18 120#include "trace-root.h"
e4858974 121#include "trace/control.h"
1de7afc9 122#include "qemu/queue.h"
9c17d615 123#include "sysemu/arch_init.h"
72cf2d4f 124
29b0040b 125#include "ui/qemu-spice.h"
68d98d3e 126#include "qapi/string-input-visitor.h"
c4090f8e 127#include "qapi/opts-visitor.h"
84321831
WX		 128#include "qom/object_interfaces.h"
129#include "qapi-event.h"
cfe67cef 130#include "exec/semihost.h"
ddbb0d09 131#include "crypto/init.h"
b60c48a7 132#include "sysemu/replay.h"
0194749a 133#include "qapi/qmp/qerror.h"
dce8921b 134#include "sysemu/iothread.h"
29b0040b 135
98b19252 136#define MAX_VIRTIO_CONSOLES 1
3ef669e1 137#define MAX_SCLP_CONSOLES 1
98b19252 138
4524051c
GH		 139static const char *data_dir[16];
140static int data_dir_idx;
1192dad8 141const char *bios_name = NULL;
cb5a7aa8 142enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
0b71a5d5 143int request_opengl = -1;
da076ffe 144int display_opengl;
3d11d0eb 145const char* keyboard_layout = NULL;
c227f099 146ram_addr_t ram_size;
c902760f 147const char *mem_path = NULL;
c902760f 148int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 149bool enable_mlock = false;
c4b1fcc0 150int nb_nics;
7c9d8e07 151NICInfo nd_table[MAX_NICS];
d399f677 152int autostart;
f6503059
AZ		 153static int rtc_utc = 1;
154static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 155QEMUClockType rtc_clock;
64465297 156int vga_interface_type = VGA_NONE;
dbed7e40
BS		 157static int full_screen = 0;
158static int no_frame = 0;
667accab 159int no_quit = 0;
881249c7 160static bool grab_on_hover;
0ec7b3e7
MAL		 161Chardev *serial_hds[MAX_SERIAL_PORTS];
162Chardev *parallel_hds[MAX_PARALLEL_PORTS];
163Chardev *virtcon_hds[MAX_VIRTIO_CONSOLES];
164Chardev *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 165int win2k_install_hack = 0;
1b530a6d 166int singlestep = 0;
6a00d601 167int smp_cpus = 1;
0544edd8 168int max_cpus = 1;
dc6b1c09
AP		 169int smp_cores = 1;
170int smp_threads = 1;
6515b203 171int acpi_enabled = 1;
16b29ae1 172int no_hpet = 0;
52ca8d6a 173int fd_bootchk = 1;
4fdcac0e 174static int no_reboot;
b2f76161 175int no_shutdown = 0;
9467cd46 176int cursor_hide = 1;
a171fe39 177int graphic_rotate = 0;
09aaa160 178const char *watchdog;
2e55e842 179QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 180int nb_option_roms;
2b8f2d41 181int old_param = 0;
c35734b2 182const char *qemu_name;
3780e197 183int alt_grab = 0;
0ca9f8a4 184int ctrl_grab = 0;
66508601
BS		 185unsigned int nb_prom_envs = 0;
186const char *prom_envs[MAX_PROM_ENVS];
95387491 187int boot_menu;
bc74112f 188bool boot_strict;
3d3b8303 189uint8_t *boot_splash_filedata;
d09acb9b 190size_t boot_splash_filedata_size;
3d3b8303 191uint8_t qemu_extra_params_fw[2];
0824d6fc 192
a8bfac37 193int icount_align_option;
1ca4d09a 194
9c5ce8db 195/* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the
caad057b
EH		 196 * little-endian "wire format" described in the SMBIOS 2.6 specification.
197 */
9c5ce8db 198QemuUUID qemu_uuid;
fc3b3295 199bool qemu_uuid_set;
8fcb1b90 200
fd42deeb
GH		 201static NotifierList exit_notifiers =
202 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
203
4cab946a
GN		 204static NotifierList machine_init_done_notifiers =
205 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
206
d5286af5 207bool xen_allowed;
d745bef8
BS		 208uint32_t xen_domid;
209enum xen_mode xen_mode = XEN_EMULATE;
1c599472 210bool xen_domid_restrict;
d745bef8 211
d44229c5 212static int has_defaults = 1;
998bbd74 213static int default_serial = 1;
6a5e8b0e 214static int default_parallel = 1;
986c5f78 215static int default_virtcon = 1;
3ef669e1 216static int default_sclp = 1;
abdeed06 217static int default_monitor = 1;
ac33f8fa
GH		 218static int default_floppy = 1;
219static int default_cdrom = 1;
220static int default_sdcard = 1;
7f1b17f2 221static int default_vga = 1;
d30300f7 222static int default_net = 1;
998bbd74
GH		 223
224static struct {
225 const char *driver;
226 int *flag;
227} default_list[] = {
6a5e8b0e
GH		 228 { .driver = "isa-serial", .flag = &default_serial },
229 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 230 { .driver = "isa-fdc", .flag = &default_floppy },
a92bd191 231 { .driver = "floppy", .flag = &default_floppy },
af6bf132
MA		 232 { .driver = "ide-cd", .flag = &default_cdrom },
233 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 234 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 235 { .driver = "scsi-cd", .flag = &default_cdrom },
f6f99b48 236 { .driver = "scsi-hd", .flag = &default_cdrom },
392ecf54 237 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
392ecf54 238 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 239 { .driver = "VGA", .flag = &default_vga },
240 { .driver = "isa-vga", .flag = &default_vga },
241 { .driver = "cirrus-vga", .flag = &default_vga },
242 { .driver = "isa-cirrus-vga", .flag = &default_vga },
243 { .driver = "vmware-svga", .flag = &default_vga },
244 { .driver = "qxl-vga", .flag = &default_vga },
a94f0c5c 245 { .driver = "virtio-vga", .flag = &default_vga },
998bbd74
GH		 246};
247
4d454574
PB		 248static QemuOptsList qemu_rtc_opts = {
249 .name = "rtc",
250 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
251 .desc = {
252 {
253 .name = "base",
254 .type = QEMU_OPT_STRING,
255 },{
256 .name = "clock",
257 .type = QEMU_OPT_STRING,
258 },{
259 .name = "driftfix",
260 .type = QEMU_OPT_STRING,
261 },
262 { /* end of list */ }
263 },
264};
265
266static QemuOptsList qemu_sandbox_opts = {
267 .name = "sandbox",
268 .implied_opt_name = "enable",
269 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
270 .desc = {
271 {
272 .name = "enable",
273 .type = QEMU_OPT_BOOL,
274 },
2b716fa6
EO		 275 {
276 .name = "obsolete",
277 .type = QEMU_OPT_STRING,
278 },
73a1e647
EO		 279 {
280 .name = "elevateprivileges",
281 .type = QEMU_OPT_STRING,
282 },
995a226f
EO		 283 {
284 .name = "spawn",
285 .type = QEMU_OPT_STRING,
286 },
24f8cdc5
EO		 287 {
288 .name = "resourcecontrol",
289 .type = QEMU_OPT_STRING,
290 },
4d454574
PB		 291 { /* end of list */ }
292 },
293};
294
4d454574
PB		 295static QemuOptsList qemu_option_rom_opts = {
296 .name = "option-rom",
297 .implied_opt_name = "romfile",
298 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
299 .desc = {
300 {
301 .name = "bootindex",
302 .type = QEMU_OPT_NUMBER,
303 }, {
304 .name = "romfile",
305 .type = QEMU_OPT_STRING,
306 },
307 { /* end of list */ }
308 },
309};
310
311static QemuOptsList qemu_machine_opts = {
312 .name = "machine",
313 .implied_opt_name = "type",
314 .merge_lists = true,
315 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
316 .desc = {
49d2e648
MA		 317 /*
318 * no elements => accept any
319 * sanity checking will happen later
320 * when setting machine properties
321 */
322 { }
4d454574
PB		 323 },
324};
325
8d4e9146
FK		 326static QemuOptsList qemu_accel_opts = {
327 .name = "accel",
328 .implied_opt_name = "accel",
329 .head = QTAILQ_HEAD_INITIALIZER(qemu_accel_opts.head),
330 .merge_lists = true,
331 .desc = {
332 {
333 .name = "accel",
334 .type = QEMU_OPT_STRING,
335 .help = "Select the type of accelerator",
336 },
337 {
338 .name = "thread",
339 .type = QEMU_OPT_STRING,
340 .help = "Enable/disable multi-threaded TCG",
341 },
342 { /* end of list */ }
343 },
344};
345
4d454574
PB		 346static QemuOptsList qemu_boot_opts = {
347 .name = "boot-opts",
6ef4716c
MA		 348 .implied_opt_name = "order",
349 .merge_lists = true,
4d454574
PB		 350 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
351 .desc = {
4d454574
PB		 352 {
353 .name = "order",
354 .type = QEMU_OPT_STRING,
355 }, {
356 .name = "once",
357 .type = QEMU_OPT_STRING,
358 }, {
359 .name = "menu",
6ef4716c 360 .type = QEMU_OPT_BOOL,
4d454574
PB		 361 }, {
362 .name = "splash",
363 .type = QEMU_OPT_STRING,
364 }, {
365 .name = "splash-time",
366 .type = QEMU_OPT_STRING,
367 }, {
368 .name = "reboot-timeout",
369 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 370 }, {
371 .name = "strict",
e5187b56 372 .type = QEMU_OPT_BOOL,
4d454574
PB		 373 },
374 { /*End of list */ }
375 },
376};
377
378static QemuOptsList qemu_add_fd_opts = {
379 .name = "add-fd",
380 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
381 .desc = {
382 {
383 .name = "fd",
384 .type = QEMU_OPT_NUMBER,
385 .help = "file descriptor of which a duplicate is added to fd set",
386 },{
387 .name = "set",
388 .type = QEMU_OPT_NUMBER,
389 .help = "ID of the fd set to add fd to",
390 },{
391 .name = "opaque",
392 .type = QEMU_OPT_STRING,
393 .help = "free-form string used to describe fd",
394 },
395 { /* end of list */ }
396 },
397};
398
399static QemuOptsList qemu_object_opts = {
400 .name = "object",
401 .implied_opt_name = "qom-type",
402 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
403 .desc = {
404 { }
405 },
406};
407
d1a0cf73
SB		 408static QemuOptsList qemu_tpmdev_opts = {
409 .name = "tpmdev",
410 .implied_opt_name = "type",
411 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
412 .desc = {
bb716238 413 /* options are defined in the TPM backends */
d1a0cf73
SB		 414 { /* end of list */ }
415 },
416};
417
888a6bc6
SM		 418static QemuOptsList qemu_realtime_opts = {
419 .name = "realtime",
420 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
421 .desc = {
422 {
423 .name = "mlock",
424 .type = QEMU_OPT_BOOL,
425 },
426 { /* end of list */ }
427 },
428};
429
5e2ac519
SA		 430static QemuOptsList qemu_msg_opts = {
431 .name = "msg",
432 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
433 .desc = {
434 {
435 .name = "timestamp",
436 .type = QEMU_OPT_BOOL,
437 },
438 { /* end of list */ }
439 },
440};
441
5d12f961
DDAG		 442static QemuOptsList qemu_name_opts = {
443 .name = "name",
444 .implied_opt_name = "guest",
445 .merge_lists = true,
446 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
447 .desc = {
448 {
449 .name = "guest",
450 .type = QEMU_OPT_STRING,
451 .help = "Sets the name of the guest.\n"
452 "This name will be displayed in the SDL window caption.\n"
453 "The name will also be used for the VNC server",
454 }, {
455 .name = "process",
456 .type = QEMU_OPT_STRING,
457 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 458 }, {
459 .name = "debug-threads",
460 .type = QEMU_OPT_BOOL,
461 .help = "When enabled, name the individual threads; defaults off.\n"
462 "NOTE: The thread names are for debugging and not a\n"
463 "stable API.",
5d12f961
DDAG		 464 },
465 { /* End of list */ }
466 },
467};
468
6e1d3c1c
IM		 469static QemuOptsList qemu_mem_opts = {
470 .name = "memory",
471 .implied_opt_name = "size",
472 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
473 .merge_lists = true,
474 .desc = {
475 {
476 .name = "size",
477 .type = QEMU_OPT_SIZE,
478 },
c270fb9e
IM		 479 {
480 .name = "slots",
481 .type = QEMU_OPT_NUMBER,
482 },
483 {
484 .name = "maxmem",
485 .type = QEMU_OPT_SIZE,
486 },
6e1d3c1c
IM		 487 { /* end of list */ }
488 },
489};
490
1ad9580b
ST		 491static QemuOptsList qemu_icount_opts = {
492 .name = "icount",
493 .implied_opt_name = "shift",
494 .merge_lists = true,
495 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
496 .desc = {
497 {
498 .name = "shift",
499 .type = QEMU_OPT_STRING,
a8bfac37
ST		 500 }, {
501 .name = "align",
502 .type = QEMU_OPT_BOOL,
f1f4b57e
VC		 503 }, {
504 .name = "sleep",
505 .type = QEMU_OPT_BOOL,
4c27b859
PD		 506 }, {
507 .name = "rr",
508 .type = QEMU_OPT_STRING,
509 }, {
510 .name = "rrfile",
511 .type = QEMU_OPT_STRING,
9c2037d0
PD		 512 }, {
513 .name = "rrsnapshot",
514 .type = QEMU_OPT_STRING,
1ad9580b
ST		 515 },
516 { /* end of list */ }
517 },
518};
519
a38bb079
LI		 520static QemuOptsList qemu_semihosting_config_opts = {
521 .name = "semihosting-config",
522 .implied_opt_name = "enable",
523 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
524 .desc = {
525 {
526 .name = "enable",
527 .type = QEMU_OPT_BOOL,
528 }, {
529 .name = "target",
530 .type = QEMU_OPT_STRING,
a59d31a1
LA		 531 }, {
532 .name = "arg",
533 .type = QEMU_OPT_STRING,
a38bb079
LI		 534 },
535 { /* end of list */ }
536 },
537};
538
81b2b810
GS		 539static QemuOptsList qemu_fw_cfg_opts = {
540 .name = "fw_cfg",
541 .implied_opt_name = "name",
542 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
543 .desc = {
544 {
545 .name = "name",
546 .type = QEMU_OPT_STRING,
547 .help = "Sets the fw_cfg name of the blob to be inserted",
548 }, {
549 .name = "file",
550 .type = QEMU_OPT_STRING,
551 .help = "Sets the name of the file from which\n"
552 "the fw_cfg blob will be loaded",
6407d76e
GS		 553 }, {
554 .name = "string",
555 .type = QEMU_OPT_STRING,
556 .help = "Sets content of the blob to be inserted from a string",
81b2b810
GS		 557 },
558 { /* end of list */ }
559 },
560};
561
7f9d6e54
MA		 562/**
563 * Get machine options
564 *
565 * Returns: machine options (never null).
566 */
567QemuOpts *qemu_get_machine_opts(void)
568{
e96e5ae8 569 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 570}
571
31459f46
RS		 572const char *qemu_get_vm_name(void)
573{
574 return qemu_name;
575}
576
3d3b8303
WX		 577static void res_free(void)
578{
012aef07
MA		 579 g_free(boot_splash_filedata);
580 boot_splash_filedata = NULL;
3d3b8303
WX		 581}
582
28d0de7a 583static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
998bbd74
GH		 584{
585 const char *driver = qemu_opt_get(opts, "driver");
586 int i;
587
588 if (!driver)
589 return 0;
590 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
591 if (strcmp(default_list[i].driver, driver) != 0)
592 continue;
593 *(default_list[i].flag) = 0;
594 }
595 return 0;
596}
597
f5bbfba1
LC		 598/***********************************************************/
599/* QEMU state */
600
0461d5a6 601static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 602
7fb1cf16
EB		 603/* We use RUN_STATE__MAX but any invalid value will do */
604static RunState vmstop_requested = RUN_STATE__MAX;
74892d24
PB		 605static QemuMutex vmstop_lock;
606
5db9d4d1
LC		 607typedef struct {
608 RunState from;
609 RunState to;
610} RunStateTransition;
611
612static const RunStateTransition runstate_transitions_def[] = {
613 /* from -> to */
0461d5a6 614 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 615 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 616 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
5db9d4d1 617
ca3fc39e
JQ		 618 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
619 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
29ed72f1 620 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
ca3fc39e
JQ		 621 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
622 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
623 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
624 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
625 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
2a6e6e59 626 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
98799b0d
PB		 627 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
628 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
21142ba7 629 { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
5db9d4d1 630
0461d5a6 631 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 632 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 633 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 634
0461d5a6 635 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 636 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
7ec13c79 637 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
5db9d4d1 638
0461d5a6 639 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 640 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
505d786f 641 { RUN_STATE_PAUSED, RUN_STATE_POSTMIGRATE },
7ec13c79 642 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
21142ba7 643 { RUN_STATE_PAUSED, RUN_STATE_COLO},
5db9d4d1 644
0461d5a6 645 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 646 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
7ec13c79 647 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
5db9d4d1 648
0461d5a6 649 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 650 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 651 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 652
0461d5a6 653 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
505d786f 654 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PAUSED },
0461d5a6 655 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
7ec13c79 656 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
21142ba7 657 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
5db9d4d1 658
0461d5a6 659 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
7ec13c79 660 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
5db9d4d1 661
21142ba7
HZ		 662 { RUN_STATE_COLO, RUN_STATE_RUNNING },
663
0461d5a6
LC		 664 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
665 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
666 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
667 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
668 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
669 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
670 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
671 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
672 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 673 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
21142ba7 674 { RUN_STATE_RUNNING, RUN_STATE_COLO},
5db9d4d1 675
0461d5a6 676 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 677
0461d5a6 678 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 679 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
7ec13c79 680 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
5db9d4d1 681
ad02b96a
LC		 682 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
683 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
684 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
685 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 686 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
21142ba7 687 { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
ad02b96a 688
0461d5a6 689 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 690 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
7ec13c79 691 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
21142ba7 692 { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
5db9d4d1 693
df390768 694 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 695 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
7ec13c79 696 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
ede085b3 697
7fb1cf16 698 { RUN_STATE__MAX, RUN_STATE__MAX },
5db9d4d1
LC		 699};
700
7fb1cf16 701static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
0461d5a6 702
f5bbfba1
LC		 703bool runstate_check(RunState state)
704{
705 return current_run_state == state;
706}
707
5e0f1940
JQ		 708bool runstate_store(char *str, size_t size)
709{
977c736f 710 const char *state = RunState_str(current_run_state);
5e0f1940
JQ		 711 size_t len = strlen(state) + 1;
712
713 if (len > size) {
714 return false;
715 }
716 memcpy(str, state, len);
717 return true;
718}
719
4fdcac0e 720static void runstate_init(void)
5db9d4d1
LC		 721{
722 const RunStateTransition *p;
723
724 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
7fb1cf16 725 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
5db9d4d1
LC		 726 runstate_valid_transitions[p->from][p->to] = true;
727 }
74892d24
PB		 728
729 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 730}
731
732/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 733void runstate_set(RunState new_state)
734{
7fb1cf16 735 assert(new_state < RUN_STATE__MAX);
207c5cd2 736
e92a2d9c
LZ		 737 if (current_run_state == new_state) {
738 return;
739 }
740
207c5cd2 741 if (!runstate_valid_transitions[current_run_state][new_state]) {
f61eddcb 742 error_report("invalid runstate transition: '%s' -> '%s'",
977c736f
MA		 743 RunState_str(current_run_state),
744 RunState_str(new_state));
5db9d4d1
LC		 745 abort();
746 }
7e866003 747 trace_runstate_set(new_state);
f5bbfba1
LC		 748 current_run_state = new_state;
749}
750
1fa9a5e4 751int runstate_is_running(void)
9e37b9dc 752{
1fa9a5e4 753 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 754}
755
ede085b3
HT		 756bool runstate_needs_reset(void)
757{
758 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 759 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 760}
761
1fa9a5e4 762StatusInfo *qmp_query_status(Error **errp)
1354869c 763{
1fa9a5e4
LC		 764 StatusInfo *info = g_malloc0(sizeof(*info));
765
766 info->running = runstate_is_running();
767 info->singlestep = singlestep;
768 info->status = current_run_state;
769
770 return info;
1354869c
LC		 771}
772
2d76e823 773bool qemu_vmstop_requested(RunState *r)
74892d24
PB		 774{
775 qemu_mutex_lock(&vmstop_lock);
776 *r = vmstop_requested;
7fb1cf16 777 vmstop_requested = RUN_STATE__MAX;
74892d24 778 qemu_mutex_unlock(&vmstop_lock);
7fb1cf16 779 return *r < RUN_STATE__MAX;
74892d24
PB		 780}
781
782void qemu_system_vmstop_request_prepare(void)
783{
784 qemu_mutex_lock(&vmstop_lock);
785}
786
787void qemu_system_vmstop_request(RunState state)
788{
789 vmstop_requested = state;
790 qemu_mutex_unlock(&vmstop_lock);
791 qemu_notify_event();
792}
793
8f0056b7
PB		 794/***********************************************************/
795/* real time host monotonic timer */
09b26c5e 796
2ed1ebcf
PD		 797static time_t qemu_time(void)
798{
799 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
800}
801
f6503059
AZ		 802/***********************************************************/
803/* host time/date access */
804void qemu_get_timedate(struct tm *tm, int offset)
805{
2ed1ebcf 806 time_t ti = qemu_time();
f6503059 807
f6503059
AZ		 808 ti += offset;
809 if (rtc_date_offset == -1) {
810 if (rtc_utc)
eb7ff6fb 811 gmtime_r(&ti, tm);
f6503059 812 else
eb7ff6fb 813 localtime_r(&ti, tm);
f6503059
AZ		 814 } else {
815 ti -= rtc_date_offset;
eb7ff6fb 816 gmtime_r(&ti, tm);
f6503059 817 }
f6503059
AZ		 818}
819
820int qemu_timedate_diff(struct tm *tm)
821{
822 time_t seconds;
823
824 if (rtc_date_offset == -1)
825 if (rtc_utc)
826 seconds = mktimegm(tm);
f54c556c
GN		 827 else {
828 struct tm tmp = *tm;
829 tmp.tm_isdst = -1; /* use timezone to figure it out */
830 seconds = mktime(&tmp);
831 }
f6503059
AZ		 832 else
833 seconds = mktimegm(tm) + rtc_date_offset;
834
2ed1ebcf 835 return seconds - qemu_time();
f6503059
AZ		 836}
837
1ed2fc1f
JK		 838static void configure_rtc_date_offset(const char *startdate, int legacy)
839{
840 time_t rtc_start_date;
841 struct tm tm;
842
843 if (!strcmp(startdate, "now") && legacy) {
844 rtc_date_offset = -1;
845 } else {
846 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
847 &tm.tm_year,
848 &tm.tm_mon,
849 &tm.tm_mday,
850 &tm.tm_hour,
851 &tm.tm_min,
852 &tm.tm_sec) == 6) {
853 /* OK */
854 } else if (sscanf(startdate, "%d-%d-%d",
855 &tm.tm_year,
856 &tm.tm_mon,
857 &tm.tm_mday) == 3) {
858 tm.tm_hour = 0;
859 tm.tm_min = 0;
860 tm.tm_sec = 0;
861 } else {
862 goto date_fail;
863 }
864 tm.tm_year -= 1900;
865 tm.tm_mon--;
866 rtc_start_date = mktimegm(&tm);
867 if (rtc_start_date == -1) {
868 date_fail:
f61eddcb
EH		 869 error_report("invalid date format");
870 error_printf("valid formats: "
871 "'2006-06-17T16:01:21' or '2006-06-17'\n");
1ed2fc1f
JK		 872 exit(1);
873 }
2ed1ebcf 874 rtc_date_offset = qemu_time() - rtc_start_date;
1ed2fc1f
JK		 875 }
876}
877
878static void configure_rtc(QemuOpts *opts)
879{
880 const char *value;
881
882 value = qemu_opt_get(opts, "base");
883 if (value) {
884 if (!strcmp(value, "utc")) {
885 rtc_utc = 1;
886 } else if (!strcmp(value, "localtime")) {
0194749a 887 Error *blocker = NULL;
1ed2fc1f 888 rtc_utc = 0;
0194749a
PD		 889 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
890 "-rtc base=localtime");
891 replay_add_blocker(blocker);
1ed2fc1f
JK		 892 } else {
893 configure_rtc_date_offset(value, 0);
894 }
895 }
6875204c
JK		 896 value = qemu_opt_get(opts, "clock");
897 if (value) {
898 if (!strcmp(value, "host")) {
884f17c2 899 rtc_clock = QEMU_CLOCK_HOST;
78808141 900 } else if (!strcmp(value, "rt")) {
884f17c2 901 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 902 } else if (!strcmp(value, "vm")) {
884f17c2 903 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c 904 } else {
f61eddcb 905 error_report("invalid option value '%s'", value);
6875204c
JK		 906 exit(1);
907 }
908 }
1ed2fc1f
JK		 909 value = qemu_opt_get(opts, "driftfix");
910 if (value) {
7e4c0336 911 if (!strcmp(value, "slew")) {
16714b16
EH		 912 static GlobalProperty slew_lost_ticks = {
913 .driver = "mc146818rtc",
914 .property = "lost_tick_policy",
915 .value = "slew",
433acf0d
JK		 916 };
917
16714b16 918 qdev_prop_register_global(&slew_lost_ticks);
7e4c0336 919 } else if (!strcmp(value, "none")) {
433acf0d 920 /* discard is default */
1ed2fc1f 921 } else {
f61eddcb 922 error_report("invalid option value '%s'", value);
1ed2fc1f
JK		 923 exit(1);
924 }
925 }
1ed2fc1f
JK		 926}
927
1ae26a18
AZ		 928/***********************************************************/
929/* Bluetooth support */
930static int nb_hcis;
931static int cur_hci;
932static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 933
1ae26a18
AZ		 934struct HCIInfo *qemu_next_hci(void)
935{
936 if (cur_hci == nb_hcis)
937 return &null_hci;
938
939 return hci_table[cur_hci++];
940}
941
dc72ac14
AZ		 942static int bt_hci_parse(const char *str)
943{
944 struct HCIInfo *hci;
c227f099 945 bdaddr_t bdaddr;
dc72ac14
AZ		 946
947 if (nb_hcis >= MAX_NICS) {
3e515373 948 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
dc72ac14
AZ		 949 return -1;
950 }
951
952 hci = hci_init(str);
953 if (!hci)
954 return -1;
955
956 bdaddr.b[0] = 0x52;
957 bdaddr.b[1] = 0x54;
958 bdaddr.b[2] = 0x00;
959 bdaddr.b[3] = 0x12;
960 bdaddr.b[4] = 0x34;
961 bdaddr.b[5] = 0x56 + nb_hcis;
962 hci->bdaddr_set(hci, bdaddr.b);
963
964 hci_table[nb_hcis++] = hci;
965
966 return 0;
967}
968
969static void bt_vhci_add(int vlan_id)
970{
971 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
972
973 if (!vlan->slave)
3dc6f869
AF		 974 warn_report("adding a VHCI to an empty scatternet %i",
975 vlan_id);
dc72ac14
AZ		 976
977 bt_vhci_init(bt_new_hci(vlan));
978}
979
980static struct bt_device_s *bt_device_add(const char *opt)
981{
982 struct bt_scatternet_s *vlan;
983 int vlan_id = 0;
984 char *endp = strstr(opt, ",vlan=");
985 int len = (endp ? endp - opt : strlen(opt)) + 1;
986 char devname[10];
987
988 pstrcpy(devname, MIN(sizeof(devname), len), opt);
989
990 if (endp) {
991 vlan_id = strtol(endp + 6, &endp, 0);
992 if (*endp) {
f61eddcb 993 error_report("unrecognised bluetooth vlan Id");
dc72ac14
AZ		 994 return 0;
995 }
996 }
997
998 vlan = qemu_find_bt_vlan(vlan_id);
999
1000 if (!vlan->slave)
3dc6f869
AF		 1001 warn_report("adding a slave device to an empty scatternet %i",
1002 vlan_id);
dc72ac14
AZ		 1003
1004 if (!strcmp(devname, "keyboard"))
1005 return bt_keyboard_init(vlan);
1006
4cd70f34 1007 error_report("unsupported bluetooth device '%s'", devname);
dc72ac14
AZ		 1008 return 0;
1009}
1010
1011static int bt_parse(const char *opt)
1012{
1013 const char *endp, *p;
1014 int vlan;
1015
1016 if (strstart(opt, "hci", &endp)) {
1017 if (!*endp || *endp == ',') {
1018 if (*endp)
1019 if (!strstart(endp, ",vlan=", 0))
1020 opt = endp + 1;
1021
1022 return bt_hci_parse(opt);
1023 }
1024 } else if (strstart(opt, "vhci", &endp)) {
1025 if (!*endp || *endp == ',') {
1026 if (*endp) {
1027 if (strstart(endp, ",vlan=", &p)) {
1028 vlan = strtol(p, (char **) &endp, 0);
1029 if (*endp) {
f61eddcb 1030 error_report("bad scatternet '%s'", p);
dc72ac14
AZ		 1031 return 1;
1032 }
1033 } else {
f61eddcb 1034 error_report("bad parameter '%s'", endp + 1);
dc72ac14
AZ		 1035 return 1;
1036 }
1037 } else
1038 vlan = 0;
1039
1040 bt_vhci_add(vlan);
1041 return 0;
1042 }
1043 } else if (strstart(opt, "device:", &endp))
1044 return !bt_device_add(endp);
1045
f61eddcb 1046 error_report("bad bluetooth parameter '%s'", opt);
dc72ac14
AZ		 1047 return 1;
1048}
1049
28d0de7a 1050static int parse_sandbox(void *opaque, QemuOpts *opts, Error **errp)
7d76ad4f 1051{
7d76ad4f
EO		 1052 if (qemu_opt_get_bool(opts, "enable", false)) {
1053#ifdef CONFIG_SECCOMP
2b716fa6
EO		 1054 uint32_t seccomp_opts = QEMU_SECCOMP_SET_DEFAULT
1055 | QEMU_SECCOMP_SET_OBSOLETE;
1056 const char *value = NULL;
1057
1058 value = qemu_opt_get(opts, "obsolete");
1059 if (value) {
1060 if (g_str_equal(value, "allow")) {
1061 seccomp_opts &= ~QEMU_SECCOMP_SET_OBSOLETE;
1062 } else if (g_str_equal(value, "deny")) {
1063 /* this is the default option, this if is here
1064 * to provide a little bit of consistency for
1065 * the command line */
1066 } else {
1067 error_report("invalid argument for obsolete");
1068 return -1;
1069 }
1070 }
1071
73a1e647
EO		 1072 value = qemu_opt_get(opts, "elevateprivileges");
1073 if (value) {
1074 if (g_str_equal(value, "deny")) {
1075 seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
1076 } else if (g_str_equal(value, "children")) {
1077 seccomp_opts |= QEMU_SECCOMP_SET_PRIVILEGED;
1078
1079 /* calling prctl directly because we're
1080 * not sure if host has CAP_SYS_ADMIN set*/
1081 if (prctl(PR_SET_NO_NEW_PRIVS, 1)) {
1082 error_report("failed to set no_new_privs "
1083 "aborting");
1084 return -1;
1085 }
1086 } else if (g_str_equal(value, "allow")) {
1087 /* default value */
1088 } else {
1089 error_report("invalid argument for elevateprivileges");
1090 return -1;
1091 }
1092 }
1093
995a226f
EO		 1094 value = qemu_opt_get(opts, "spawn");
1095 if (value) {
1096 if (g_str_equal(value, "deny")) {
1097 seccomp_opts |= QEMU_SECCOMP_SET_SPAWN;
1098 } else if (g_str_equal(value, "allow")) {
1099 /* default value */
1100 } else {
1101 error_report("invalid argument for spawn");
1102 return -1;
1103 }
1104 }
1105
24f8cdc5
EO		 1106 value = qemu_opt_get(opts, "resourcecontrol");
1107 if (value) {
1108 if (g_str_equal(value, "deny")) {
1109 seccomp_opts |= QEMU_SECCOMP_SET_RESOURCECTL;
1110 } else if (g_str_equal(value, "allow")) {
1111 /* default value */
1112 } else {
1113 error_report("invalid argument for resourcecontrol");
1114 return -1;
1115 }
1116 }
1117
2b716fa6 1118 if (seccomp_start(seccomp_opts) < 0) {
1459407e
MA		 1119 error_report("failed to install seccomp syscall filter "
1120 "in the kernel");
7d76ad4f
EO		 1121 return -1;
1122 }
1123#else
5dfdae81 1124 error_report("seccomp support is disabled");
7d76ad4f
EO		 1125 return -1;
1126#endif
1127 }
1128
1129 return 0;
1130}
1131
28d0de7a 1132static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
5d12f961
DDAG		 1133{
1134 const char *proc_name;
1135
8f480de0
DDAG		 1136 if (qemu_opt_get(opts, "debug-threads")) {
1137 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1138 }
5d12f961
DDAG		 1139 qemu_name = qemu_opt_get(opts, "guest");
1140
1141 proc_name = qemu_opt_get(opts, "process");
1142 if (proc_name) {
1143 os_set_proc_name(proc_name);
1144 }
5b9d313e
DDAG		 1145
1146 return 0;
5d12f961
DDAG		 1147}
1148
f8b6f8ed
MA		 1149bool defaults_enabled(void)
1150{
1151 return has_defaults;
1152}
1153
587ed6be 1154#ifndef _WIN32
28d0de7a 1155static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1156{
1157 int fd, dupfd, flags;
1158 int64_t fdset_id;
1159 const char *fd_opaque = NULL;
636a30a8 1160 AddfdInfo *fdinfo;
587ed6be
CB		 1161
1162 fd = qemu_opt_get_number(opts, "fd", -1);
1163 fdset_id = qemu_opt_get_number(opts, "set", -1);
1164 fd_opaque = qemu_opt_get(opts, "opaque");
1165
1166 if (fd < 0) {
1459407e 1167 error_report("fd option is required and must be non-negative");
587ed6be
CB		 1168 return -1;
1169 }
1170
1171 if (fd <= STDERR_FILENO) {
1459407e 1172 error_report("fd cannot be a standard I/O stream");
587ed6be
CB		 1173 return -1;
1174 }
1175
1176 /*
1177 * All fds inherited across exec() necessarily have FD_CLOEXEC
1178 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1179 */
1180 flags = fcntl(fd, F_GETFD);
1181 if (flags == -1 || (flags & FD_CLOEXEC)) {
1459407e 1182 error_report("fd is not valid or already in use");
587ed6be
CB		 1183 return -1;
1184 }
1185
1186 if (fdset_id < 0) {
1459407e 1187 error_report("set option is required and must be non-negative");
587ed6be
CB		 1188 return -1;
1189 }
1190
1191#ifdef F_DUPFD_CLOEXEC
1192 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1193#else
1194 dupfd = dup(fd);
1195 if (dupfd != -1) {
1196 qemu_set_cloexec(dupfd);
1197 }
1198#endif
1199 if (dupfd == -1) {
3e515373 1200 error_report("error duplicating fd: %s", strerror(errno));
587ed6be
CB		 1201 return -1;
1202 }
1203
1204 /* add the duplicate fd, and optionally the opaque string, to the fd set */
636a30a8
PB		 1205 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1206 &error_abort);
1207 g_free(fdinfo);
587ed6be
CB		 1208
1209 return 0;
1210}
1211
28d0de7a 1212static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
587ed6be
CB		 1213{
1214 int fd;
1215
1216 fd = qemu_opt_get_number(opts, "fd", -1);
1217 close(fd);
1218
1219 return 0;
1220}
1221#endif
1222
1ae26a18
AZ		 1223/***********************************************************/
1224/* QEMU Block devices */
1225
2292ddae
MA		 1226#define HD_OPTS "media=disk"
1227#define CDROM_OPTS "media=cdrom"
1228#define FD_OPTS ""
1229#define PFLASH_OPTS ""
1230#define MTD_OPTS ""
1231#define SD_OPTS ""
e4bcb14c 1232
28d0de7a 1233static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1234{
2d0d2837 1235 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1236
60e19e06 1237 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1238}
1239
28d0de7a 1240static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
9dfd7c7a 1241{
28de2f88 1242 if (qemu_opt_get(opts, "snapshot") == NULL) {
f43e47db 1243 qemu_opt_set(opts, "snapshot", "on", &error_abort);
9dfd7c7a
GH		 1244 }
1245 return 0;
1246}
1247
3c42ea66
CB		 1248static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1249 int index, const char *optstr)
4e5d9b57
MA		 1250{
1251 QemuOpts *opts;
a66c9dc7 1252 DriveInfo *dinfo;
4e5d9b57 1253
4e5d9b57
MA		 1254 if (!enable || drive_get_by_index(type, index)) {
1255 return;
1256 }
1257
1258 opts = drive_add(type, index, NULL, optstr);
1259 if (snapshot) {
28d0de7a 1260 drive_enable_snapshot(NULL, opts, NULL);
4e5d9b57 1261 }
a66c9dc7
JS		 1262
1263 dinfo = drive_new(opts, type);
1264 if (!dinfo) {
4e5d9b57
MA		 1265 exit(1);
1266 }
a66c9dc7
JS		 1267 dinfo->is_default = true;
1268
4e5d9b57
MA		 1269}
1270
12b7f57e
MT		 1271static QemuOptsList qemu_smp_opts = {
1272 .name = "smp-opts",
1273 .implied_opt_name = "cpus",
1274 .merge_lists = true,
1275 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1276 .desc = {
1277 {
1278 .name = "cpus",
1279 .type = QEMU_OPT_NUMBER,
1280 }, {
1281 .name = "sockets",
1282 .type = QEMU_OPT_NUMBER,
1283 }, {
1284 .name = "cores",
1285 .type = QEMU_OPT_NUMBER,
1286 }, {
1287 .name = "threads",
1288 .type = QEMU_OPT_NUMBER,
1289 }, {
1290 .name = "maxcpus",
1291 .type = QEMU_OPT_NUMBER,
1292 },
1293 { /*End of list */ }
1294 },
1295};
1296
1297static void smp_parse(QemuOpts *opts)
dc6b1c09 1298{
12b7f57e 1299 if (opts) {
12b7f57e
MT		 1300 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1301 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1302 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1303 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1304
1305 /* compute missing values, prefer sockets over cores over threads */
1306 if (cpus == 0 || sockets == 0) {
1307 sockets = sockets > 0 ? sockets : 1;
1308 cores = cores > 0 ? cores : 1;
dc6b1c09 1309 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1310 if (cpus == 0) {
1311 cpus = cores * threads * sockets;
1312 }
719cac1c
EH		 1313 } else if (cores == 0) {
1314 threads = threads > 0 ? threads : 1;
1315 cores = cpus / (sockets * threads);
66f37d36 1316 cores = cores > 0 ? cores : 1;
ec2cbbdd 1317 } else if (threads == 0) {
719cac1c 1318 threads = cpus / (cores * sockets);
66f37d36 1319 threads = threads > 0 ? threads : 1;
ec2cbbdd 1320 } else if (sockets * cores * threads < cpus) {
f61eddcb
EH		 1321 error_report("cpu topology: "
1322 "sockets (%u) * cores (%u) * threads (%u) < "
1323 "smp_cpus (%u)",
1324 sockets, cores, threads, cpus);
ec2cbbdd 1325 exit(1);
dc6b1c09 1326 }
12b7f57e 1327
a32ef3bf 1328 max_cpus = qemu_opt_get_number(opts, "maxcpus", cpus);
0544edd8 1329
0544edd8
AJ		 1330 if (max_cpus < cpus) {
1331 error_report("maxcpus must be equal to or greater than smp");
1332 exit(1);
1333 }
1334
a32ef3bf 1335 if (sockets * cores * threads > max_cpus) {
f61eddcb
EH		 1336 error_report("cpu topology: "
1337 "sockets (%u) * cores (%u) * threads (%u) > "
1338 "maxcpus (%u)",
1339 sockets, cores, threads, max_cpus);
a32ef3bf
TH		 1340 exit(1);
1341 }
12b7f57e
MT		 1342
1343 smp_cpus = cpus;
0544edd8
AJ		 1344 smp_cores = cores;
1345 smp_threads = threads;
12b7f57e
MT		 1346 }
1347
0544edd8 1348 if (smp_cpus > 1) {
0194749a
PD		 1349 Error *blocker = NULL;
1350 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED, "smp");
1351 replay_add_blocker(blocker);
1352 }
dc6b1c09
AP		 1353}
1354
28d16f38 1355static void realtime_init(void)
888a6bc6 1356{
888a6bc6
SM		 1357 if (enable_mlock) {
1358 if (os_mlock() < 0) {
f61eddcb 1359 error_report("locking memory failed");
888a6bc6
SM		 1360 exit(1);
1361 }
1362 }
1363}
1364
5e2ac519
SA		 1365
1366static void configure_msg(QemuOpts *opts)
1367{
1368 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1369}
1370
cfe67cef
LA		 1371/***********************************************************/
1372/* Semihosting */
1373
1374typedef struct SemihostingConfig {
1375 bool enabled;
1376 SemihostingTarget target;
a59d31a1
LA		 1377 const char **argv;
1378 int argc;
1379 const char *cmdline; /* concatenated argv */
cfe67cef
LA		 1380} SemihostingConfig;
1381
1382static SemihostingConfig semihosting;
1383
1384bool semihosting_enabled(void)
1385{
1386 return semihosting.enabled;
1387}
1388
1389SemihostingTarget semihosting_get_target(void)
1390{
1391 return semihosting.target;
1392}
1393
a59d31a1
LA		 1394const char *semihosting_get_arg(int i)
1395{
1396 if (i >= semihosting.argc) {
1397 return NULL;
1398 }
1399 return semihosting.argv[i];
1400}
1401
1402int semihosting_get_argc(void)
1403{
1404 return semihosting.argc;
1405}
1406
1407const char *semihosting_get_cmdline(void)
1408{
1409 if (semihosting.cmdline == NULL && semihosting.argc > 0) {
1410 semihosting.cmdline = g_strjoinv(" ", (gchar **)semihosting.argv);
1411 }
1412 return semihosting.cmdline;
1413}
1414
1415static int add_semihosting_arg(void *opaque,
1416 const char *name, const char *val,
1417 Error **errp)
1418{
1419 SemihostingConfig *s = opaque;
1420 if (strcmp(name, "arg") == 0) {
1421 s->argc++;
1422 /* one extra element as g_strjoinv() expects NULL-terminated array */
1423 s->argv = g_realloc(s->argv, (s->argc + 1) * sizeof(void *));
1424 s->argv[s->argc - 1] = val;
1425 s->argv[s->argc] = NULL;
1426 }
1427 return 0;
1428}
1429
1430/* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
1431static inline void semihosting_arg_fallback(const char *file, const char *cmd)
1432{
1433 char *cmd_token;
1434
1435 /* argv[0] */
1436 add_semihosting_arg(&semihosting, "arg", file, NULL);
1437
1438 /* split -append and initialize argv[1..n] */
1439 cmd_token = strtok(g_strdup(cmd), " ");
1440 while (cmd_token) {
1441 add_semihosting_arg(&semihosting, "arg", cmd_token, NULL);
1442 cmd_token = strtok(NULL, " ");
1443 }
1444}
1445
79814179
TC		 1446/* Now we still need this for compatibility with XEN. */
1447bool has_igd_gfx_passthru;
1448static void igd_gfx_passthru(void)
1449{
1450 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1451}
1452
a594cfbf
FB		 1453/***********************************************************/
1454/* USB devices */
1455
fb08000c 1456static int usb_device_add(const char *devname)
a594cfbf 1457{
a5d2f727 1458 USBDevice *dev = NULL;
615fe4de
MR		 1459#ifndef CONFIG_LINUX
1460 const char *p;
1461#endif
a594cfbf 1462
4bcbe0b6 1463 if (!machine_usb(current_machine)) {
a594cfbf 1464 return -1;
094b287f 1465 }
a594cfbf 1466
0958b4cc
GH		 1467 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1468 dev = usbdevice_create(devname);
1469 if (dev)
1470 goto done;
1471
a5d2f727 1472 /* the other ones */
e447fc63
GH		 1473#ifndef CONFIG_LINUX
1474 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1475 if (strstart(devname, "host:", &p)) {
3741715c 1476 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1477 }
615fe4de 1478#endif
0d92ed30
PB		 1479 if (!dev)
1480 return -1;
1481
a5d2f727 1482done:
a594cfbf
FB		 1483 return 0;
1484}
1485
1f3870ab
AL		 1486static int usb_device_del(const char *devname)
1487{
1488 int bus_num, addr;
1489 const char *p;
1490
1a3973b3
GH		 1491 if (strstart(devname, "host:", &p)) {
1492 return -1;
1493 }
5d0c5750 1494
4bcbe0b6 1495 if (!machine_usb(current_machine)) {
1f3870ab 1496 return -1;
094b287f 1497 }
1f3870ab
AL		 1498
1499 p = strchr(devname, '.');
1500 if (!p)
1501 return -1;
1502 bus_num = strtoul(devname, NULL, 0);
1503 addr = strtoul(p + 1, NULL, 0);
1504
a5d2f727 1505 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1506}
1507
bd3c948d
GH		 1508static int usb_parse(const char *cmdline)
1509{
59d1c1c2 1510 int r;
fb08000c 1511 r = usb_device_add(cmdline);
59d1c1c2 1512 if (r < 0) {
f61eddcb 1513 error_report("could not add USB device '%s'", cmdline);
59d1c1c2
ST		 1514 }
1515 return r;
bd3c948d
GH		 1516}
1517
3e5a50d6 1518void hmp_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1519{
59d1c1c2 1520 const char *devname = qdict_get_str(qdict, "devname");
b813bed1
TH		 1521
1522 error_report("usb_add is deprecated, please use device_add instead");
1523
fb08000c 1524 if (usb_device_add(devname) < 0) {
1ecda02b 1525 error_report("could not add USB device '%s'", devname);
59d1c1c2 1526 }
a594cfbf
FB		 1527}
1528
3e5a50d6 1529void hmp_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1530{
59d1c1c2 1531 const char *devname = qdict_get_str(qdict, "devname");
b813bed1
TH		 1532
1533 error_report("usb_del is deprecated, please use device_del instead");
1534
59d1c1c2 1535 if (usb_device_del(devname) < 0) {
1ecda02b 1536 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1537 }
a594cfbf
FB		 1538}
1539
cc1daa40
FB		 1540/***********************************************************/
1541/* machine registration */
1542
0056ae24 1543MachineState *current_machine;
cc1daa40 1544
0056ae24 1545static MachineClass *find_machine(const char *name)
cc1daa40 1546{
261747f1 1547 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1548 MachineClass *mc = NULL;
cc1daa40 1549
261747f1 1550 for (el = machines; el; el = el->next) {
0056ae24 1551 MachineClass *temp = el->data;
261747f1 1552
958db90c 1553 if (!strcmp(temp->name, name)) {
0056ae24 1554 mc = temp;
261747f1
MA		 1555 break;
1556 }
958db90c
MA		 1557 if (temp->alias &&
1558 !strcmp(temp->alias, name)) {
0056ae24 1559 mc = temp;
261747f1
MA		 1560 break;
1561 }
cc1daa40 1562 }
261747f1
MA		 1563
1564 g_slist_free(machines);
0056ae24 1565 return mc;
cc1daa40
FB		 1566}
1567
0056ae24 1568MachineClass *find_default_machine(void)
0c257437 1569{
261747f1 1570 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1571 MachineClass *mc = NULL;
0c257437 1572
261747f1 1573 for (el = machines; el; el = el->next) {
0056ae24 1574 MachineClass *temp = el->data;
261747f1 1575
958db90c 1576 if (temp->is_default) {
0056ae24 1577 mc = temp;
261747f1 1578 break;
0c257437
AL		 1579 }
1580 }
261747f1
MA		 1581
1582 g_slist_free(machines);
0056ae24 1583 return mc;
0c257437
AL		 1584}
1585
01d3c80d
AL		 1586MachineInfoList *qmp_query_machines(Error **errp)
1587{
261747f1 1588 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1589 MachineInfoList *mach_list = NULL;
01d3c80d 1590
261747f1
MA		 1591 for (el = machines; el; el = el->next) {
1592 MachineClass *mc = el->data;
01d3c80d
AL		 1593 MachineInfoList *entry;
1594 MachineInfo *info;
1595
1596 info = g_malloc0(sizeof(*info));
958db90c 1597 if (mc->is_default) {
01d3c80d
AL		 1598 info->has_is_default = true;
1599 info->is_default = true;
1600 }
1601
958db90c 1602 if (mc->alias) {
01d3c80d 1603 info->has_alias = true;
958db90c 1604 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1605 }
1606
958db90c
MA		 1607 info->name = g_strdup(mc->name);
1608 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
c5514d0e 1609 info->hotpluggable_cpus = mc->has_hotpluggable_cpus;
01d3c80d
AL		 1610
1611 entry = g_malloc0(sizeof(*entry));
1612 entry->value = info;
1613 entry->next = mach_list;
1614 mach_list = entry;
1615 }
1616
261747f1 1617 g_slist_free(machines);
01d3c80d
AL		 1618 return mach_list;
1619}
1620
52eb3dfd
MA		 1621static int machine_help_func(QemuOpts *opts, MachineState *machine)
1622{
1623 ObjectProperty *prop;
7746abd8 1624 ObjectPropertyIterator iter;
52eb3dfd
MA		 1625
1626 if (!qemu_opt_has_help_opt(opts)) {
1627 return 0;
1628 }
1629
7746abd8
DB		 1630 object_property_iter_init(&iter, OBJECT(machine));
1631 while ((prop = object_property_iter_next(&iter))) {
52eb3dfd
MA		 1632 if (!prop->set) {
1633 continue;
1634 }
1635
1636 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1637 prop->name, prop->type);
1638 if (prop->description) {
1639 error_printf(" (%s)\n", prop->description);
1640 } else {
1641 error_printf("\n");
1642 }
1643 }
1644
1645 return 1;
1646}
1647
8a7ddc38
FB		 1648/***********************************************************/
1649/* main execution loop */
1650
0bd48850
FB		 1651struct vm_change_state_entry {
1652 VMChangeStateHandler *cb;
1653 void *opaque;
72cf2d4f 1654 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1655};
1656
72cf2d4f 1657static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1658
1659VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1660 void *opaque)
1661{
1662 VMChangeStateEntry *e;
1663
7267c094 1664 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1665
1666 e->cb = cb;
1667 e->opaque = opaque;
72cf2d4f 1668 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1669 return e;
1670}
1671
1672void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1673{
72cf2d4f 1674 QLIST_REMOVE (e, entries);
7267c094 1675 g_free (e);
0bd48850
FB		 1676}
1677
1dfb4dd9 1678void vm_state_notify(int running, RunState state)
0bd48850 1679{
9b10ac86 1680 VMChangeStateEntry *e, *next;
0bd48850 1681
1dfb4dd9 1682 trace_vm_state_notify(running, state);
94b0b5ff 1683
9b10ac86 1684 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1685 e->cb(e->opaque, running, state);
0bd48850
FB		 1686 }
1687}
1688
aedbe192
EB		 1689static ShutdownCause reset_requested;
1690static ShutdownCause shutdown_requested;
1691static int shutdown_signal;
f64622c4 1692static pid_t shutdown_pid;
3475187d 1693static int powerdown_requested;
8cf71710 1694static int debug_requested;
95b363b5 1695static int suspend_requested;
4bc78a87 1696static WakeupReason wakeup_reason;
a9552c8e
IM		 1697static NotifierList powerdown_notifiers =
1698 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1699static NotifierList suspend_notifiers =
1700 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1701static NotifierList wakeup_notifiers =
1702 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1703static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1704
aedbe192 1705ShutdownCause qemu_shutdown_requested_get(void)
1291eb35
AP		 1706{
1707 return shutdown_requested;
1708}
1709
aedbe192 1710ShutdownCause qemu_reset_requested_get(void)
1291eb35
AP		 1711{
1712 return reset_requested;
1713}
1714
4fdcac0e 1715static int qemu_shutdown_requested(void)
cf7a2fe2 1716{
aedbe192 1717 return atomic_xchg(&shutdown_requested, SHUTDOWN_CAUSE_NONE);
cf7a2fe2
AJ		 1718}
1719
4fdcac0e 1720static void qemu_kill_report(void)
f64622c4 1721{
7af88279 1722 if (!qtest_driver() && shutdown_signal) {
f1d3fb04
PM		 1723 if (shutdown_pid == 0) {
1724 /* This happens for eg ^C at the terminal, so it's worth
1725 * avoiding printing an odd message in that case.
1726 */
f61eddcb 1727 error_report("terminating on signal %d", shutdown_signal);
f1d3fb04 1728 } else {
fbe7e332
MP		 1729 char *shutdown_cmd = qemu_get_pid_name(shutdown_pid);
1730
1731 error_report("terminating on signal %d from pid " FMT_pid " (%s)",
1732 shutdown_signal, shutdown_pid,
1733 shutdown_cmd ? shutdown_cmd : "<unknown process>");
1734 g_free(shutdown_cmd);
f1d3fb04 1735 }
7af88279 1736 shutdown_signal = 0;
f64622c4
GN		 1737 }
1738}
1739
aedbe192 1740static ShutdownCause qemu_reset_requested(void)
cf7a2fe2 1741{
aedbe192
EB		 1742 ShutdownCause r = reset_requested;
1743
8bd7f71d 1744 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
aedbe192 1745 reset_requested = SHUTDOWN_CAUSE_NONE;
8bd7f71d
PD		 1746 return r;
1747 }
aedbe192 1748 return SHUTDOWN_CAUSE_NONE;
cf7a2fe2
AJ		 1749}
1750
95b363b5
GH		 1751static int qemu_suspend_requested(void)
1752{
1753 int r = suspend_requested;
8bd7f71d
PD		 1754 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1755 suspend_requested = 0;
1756 return r;
1757 }
1758 return false;
95b363b5
GH		 1759}
1760
4bc78a87 1761static WakeupReason qemu_wakeup_requested(void)
14058196 1762{
4bc78a87 1763 return wakeup_reason;
14058196
LC		 1764}
1765
4fdcac0e 1766static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1767{
1768 int r = powerdown_requested;
1769 powerdown_requested = 0;
1770 return r;
1771}
1772
e568902a
AL		 1773static int qemu_debug_requested(void)
1774{
1775 int r = debug_requested;
1776 debug_requested = 0;
1777 return r;
1778}
1779
aedbe192
EB		 1780/*
1781 * Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE.
1782 */
1783void qemu_system_reset(ShutdownCause reason)
be522029 1784{
0056ae24
MA		 1785 MachineClass *mc;
1786
1787 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1788
efdaf797
DG		 1789 cpu_synchronize_all_states();
1790
958db90c
MA		 1791 if (mc && mc->reset) {
1792 mc->reset();
be522029
DG		 1793 } else {
1794 qemu_devices_reset();
1795 }
aedbe192 1796 if (reason) {
08fba7ac
EB		 1797 qapi_event_send_reset(shutdown_caused_by_guest(reason),
1798 &error_abort);
e063eb1f 1799 }
ea375f9a 1800 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1801}
1802
c86f106b 1803void qemu_system_guest_panicked(GuestPanicInformation *info)
5f5b5942 1804{
f47291b7
AN		 1805 qemu_log_mask(LOG_GUEST_ERROR, "Guest crashed\n");
1806
bac05aa9
AS		 1807 if (current_cpu) {
1808 current_cpu->crash_occurred = true;
1809 }
c86f106b
AN		 1810 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE,
1811 !!info, info, &error_abort);
5f5b5942 1812 vm_stop(RUN_STATE_GUEST_PANICKED);
864111f4
CB		 1813 if (!no_shutdown) {
1814 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_POWEROFF,
c86f106b 1815 !!info, info, &error_abort);
cf83f140 1816 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_PANIC);
864111f4 1817 }
c86f106b
AN		 1818
1819 if (info) {
e8ed97a6 1820 if (info->type == GUEST_PANIC_INFORMATION_TYPE_HYPER_V) {
f47291b7
AN		 1821 qemu_log_mask(LOG_GUEST_ERROR, "HV crash parameters: (%#"PRIx64
1822 " %#"PRIx64" %#"PRIx64" %#"PRIx64" %#"PRIx64")\n",
e8ed97a6
AN		 1823 info->u.hyper_v.arg1,
1824 info->u.hyper_v.arg2,
1825 info->u.hyper_v.arg3,
1826 info->u.hyper_v.arg4,
1827 info->u.hyper_v.arg5);
f47291b7 1828 }
c86f106b
AN		 1829 qapi_free_GuestPanicInformation(info);
1830 }
5f5b5942
AS		 1831}
1832
cf83f140 1833void qemu_system_reset_request(ShutdownCause reason)
bb0c6722 1834{
d1beab82 1835 if (no_reboot) {
cf83f140 1836 shutdown_requested = reason;
d1beab82 1837 } else {
cf83f140 1838 reset_requested = reason;
d1beab82 1839 }
b4a3d965 1840 cpu_stop_current();
d9f75a4e 1841 qemu_notify_event();
bb0c6722
FB		 1842}
1843
95b363b5
GH		 1844static void qemu_system_suspend(void)
1845{
1846 pause_all_vcpus();
1847 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1848 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1849 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1850}
1851
1852void qemu_system_suspend_request(void)
1853{
9abc62f6 1854 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1855 return;
1856 }
1857 suspend_requested = 1;
1858 cpu_stop_current();
1859 qemu_notify_event();
1860}
1861
1862void qemu_register_suspend_notifier(Notifier *notifier)
1863{
1864 notifier_list_add(&suspend_notifiers, notifier);
1865}
1866
1867void qemu_system_wakeup_request(WakeupReason reason)
1868{
4fed9421
AK		 1869 trace_system_wakeup_request(reason);
1870
9abc62f6 1871 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1872 return;
1873 }
1874 if (!(wakeup_reason_mask & (1 << reason))) {
1875 return;
1876 }
ad02b96a 1877 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1878 wakeup_reason = reason;
95b363b5 1879 qemu_notify_event();
95b363b5
GH		 1880}
1881
1882void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1883{
1884 if (enabled) {
1885 wakeup_reason_mask |= (1 << reason);
1886 } else {
1887 wakeup_reason_mask &= ~(1 << reason);
1888 }
1889}
1890
1891void qemu_register_wakeup_notifier(Notifier *notifier)
1892{
1893 notifier_list_add(&wakeup_notifiers, notifier);
1894}
1895
f64622c4
GN		 1896void qemu_system_killed(int signal, pid_t pid)
1897{
1898 shutdown_signal = signal;
1899 shutdown_pid = pid;
d9389b96 1900 no_shutdown = 0;
8bd7f71d
PD		 1901
1902 /* Cannot call qemu_system_shutdown_request directly because
1903 * we are in a signal handler.
1904 */
aedbe192 1905 shutdown_requested = SHUTDOWN_CAUSE_HOST_SIGNAL;
8bd7f71d 1906 qemu_notify_event();
f64622c4
GN		 1907}
1908
cf83f140 1909void qemu_system_shutdown_request(ShutdownCause reason)
bb0c6722 1910{
cf83f140
EB		 1911 trace_qemu_system_shutdown_request(reason);
1912 replay_shutdown_request(reason);
1913 shutdown_requested = reason;
d9f75a4e 1914 qemu_notify_event();
bb0c6722
FB		 1915}
1916
013c2f15
IM		 1917static void qemu_system_powerdown(void)
1918{
0aab9ec3 1919 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1920 notifier_list_notify(&powerdown_notifiers, NULL);
1921}
1922
3475187d
FB		 1923void qemu_system_powerdown_request(void)
1924{
bc78cff9 1925 trace_qemu_system_powerdown_request();
3475187d 1926 powerdown_requested = 1;
d9f75a4e
AL		 1927 qemu_notify_event();
1928}
1929
a9552c8e
IM		 1930void qemu_register_powerdown_notifier(Notifier *notifier)
1931{
1932 notifier_list_add(&powerdown_notifiers, notifier);
1933}
1934
8cf71710
JK		 1935void qemu_system_debug_request(void)
1936{
1937 debug_requested = 1;
83f338f7 1938 qemu_notify_event();
8cf71710
JK		 1939}
1940
99435906
PB		 1941static bool main_loop_should_exit(void)
1942{
1943 RunState r;
aedbe192
EB		 1944 ShutdownCause request;
1945
99435906
PB		 1946 if (qemu_debug_requested()) {
1947 vm_stop(RUN_STATE_DEBUG);
1948 }
95b363b5
GH		 1949 if (qemu_suspend_requested()) {
1950 qemu_system_suspend();
1951 }
aedbe192
EB		 1952 request = qemu_shutdown_requested();
1953 if (request) {
99435906 1954 qemu_kill_report();
08fba7ac
EB		 1955 qapi_event_send_shutdown(shutdown_caused_by_guest(request),
1956 &error_abort);
99435906
PB		 1957 if (no_shutdown) {
1958 vm_stop(RUN_STATE_SHUTDOWN);
1959 } else {
1960 return true;
1961 }
1962 }
aedbe192
EB		 1963 request = qemu_reset_requested();
1964 if (request) {
99435906 1965 pause_all_vcpus();
aedbe192 1966 qemu_system_reset(request);
99435906 1967 resume_all_vcpus();
7ec13c79
DL		 1968 if (!runstate_check(RUN_STATE_RUNNING) &&
1969 !runstate_check(RUN_STATE_INMIGRATE)) {
1970 runstate_set(RUN_STATE_PRELAUNCH);
99435906
PB		 1971 }
1972 }
14058196
LC		 1973 if (qemu_wakeup_requested()) {
1974 pause_all_vcpus();
aedbe192 1975 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
4bc78a87
LJ		 1976 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1977 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1978 resume_all_vcpus();
7a906f7f 1979 qapi_event_send_wakeup(&error_abort);
14058196 1980 }
99435906 1981 if (qemu_powerdown_requested()) {
013c2f15 1982 qemu_system_powerdown();
99435906
PB		 1983 }
1984 if (qemu_vmstop_requested(&r)) {
1985 vm_stop(r);
1986 }
1987 return false;
1988}
1989
43b96858
AL		 1990static void main_loop(void)
1991{
8e1b90ec
JK		 1992#ifdef CONFIG_PROFILER
1993 int64_t ti;
1994#endif
99435906 1995 do {
89bfc105 1996#ifdef CONFIG_PROFILER
46481d39 1997 ti = profile_getclock();
89bfc105 1998#endif
e330c118 1999 main_loop_wait(false);
89bfc105 2000#ifdef CONFIG_PROFILER
46481d39 2001 dev_time += profile_getclock() - ti;
89bfc105 2002#endif
99435906 2003 } while (!main_loop_should_exit());
b4608c04
FB		 2004}
2005
9bd7e6d9
PB		 2006static void version(void)
2007{
0781dd6e 2008 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION "\n"
d915b7bb 2009 QEMU_COPYRIGHT "\n");
9bd7e6d9
PB		 2010}
2011
15f82208 2012static void help(int exitcode)
0824d6fc 2013{
a3adb7ad
ME		 2014 version();
2015 printf("usage: %s [options] [disk_image]\n\n"
2016 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2017 error_get_progname());
2018
77bd1119
ME		 2019#define QEMU_OPTIONS_GENERATE_HELP
2020#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2021
2022 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2023 "ctrl-alt-f toggle full screen\n"
2024 "ctrl-alt-n switch to virtual console 'n'\n"
2025 "ctrl-alt toggle mouse and keyboard grab\n"
2026 "\n"
f5048cb7
EB		 2027 "When using -nographic, press 'ctrl-a h' to get some help.\n"
2028 "\n"
2029 QEMU_HELP_BOTTOM "\n");
a3adb7ad 2030
15f82208 2031 exit(exitcode);
0824d6fc
FB		 2032}
2033
cd6f1169
FB		 2034#define HAS_ARG 0x0001
2035
cd6f1169
FB		 2036typedef struct QEMUOption {
2037 const char *name;
2038 int flags;
2039 int index;
ad96090a 2040 uint32_t arch_mask;
cd6f1169
FB		 2041} QEMUOption;
2042
dbed7e40 2043static const QEMUOption qemu_options[] = {
ad96090a 2044 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2045#define QEMU_OPTIONS_GENERATE_OPTIONS
2046#include "qemu-options-wrapper.h"
cd6f1169 2047 { NULL },
fc01f7e7 2048};
a369da5f 2049
8c9a2b71
EH		 2050typedef struct VGAInterfaceInfo {
2051 const char *opt_name; /* option name */
2052 const char *name; /* human-readable name */
c2c7b22d
EH		 2053 /* Class names indicating that support is available.
2054 * If no class is specified, the interface is always available */
2055 const char *class_names[2];
8c9a2b71
EH		 2056} VGAInterfaceInfo;
2057
2058static VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = {
2059 [VGA_NONE] = {
2060 .opt_name = "none",
2061 },
2062 [VGA_STD] = {
2063 .opt_name = "std",
2064 .name = "standard VGA",
c2c7b22d 2065 .class_names = { "VGA", "isa-vga" },
8c9a2b71
EH		 2066 },
2067 [VGA_CIRRUS] = {
2068 .opt_name = "cirrus",
2069 .name = "Cirrus VGA",
c2c7b22d 2070 .class_names = { "cirrus-vga", "isa-cirrus-vga" },
8c9a2b71
EH		 2071 },
2072 [VGA_VMWARE] = {
2073 .opt_name = "vmware",
2074 .name = "VMWare SVGA",
c2c7b22d 2075 .class_names = { "vmware-svga" },
8c9a2b71
EH		 2076 },
2077 [VGA_VIRTIO] = {
2078 .opt_name = "virtio",
2079 .name = "Virtio VGA",
c2c7b22d 2080 .class_names = { "virtio-vga" },
8c9a2b71
EH		 2081 },
2082 [VGA_QXL] = {
2083 .opt_name = "qxl",
2084 .name = "QXL VGA",
c2c7b22d 2085 .class_names = { "qxl-vga" },
8c9a2b71
EH		 2086 },
2087 [VGA_TCX] = {
2088 .opt_name = "tcx",
2089 .name = "TCX framebuffer",
c2c7b22d 2090 .class_names = { "SUNW,tcx" },
8c9a2b71
EH		 2091 },
2092 [VGA_CG3] = {
2093 .opt_name = "cg3",
2094 .name = "CG3 framebuffer",
c2c7b22d 2095 .class_names = { "cgthree" },
8c9a2b71
EH		 2096 },
2097 [VGA_XENFB] = {
2098 .opt_name = "xenfb",
2099 },
2100};
2101
c2c7b22d
EH		 2102static bool vga_interface_available(VGAInterfaceType t)
2103{
2104 VGAInterfaceInfo *ti = &vga_interfaces[t];
2105
2106 assert(t < VGA_TYPE_MAX);
2107 return !ti->class_names[0] ||
2108 object_class_by_name(ti->class_names[0]) ||
2109 object_class_by_name(ti->class_names[1]);
2110}
2111
8c9a2b71 2112static void select_vgahw(const char *p)
3893c124 2113{
2114 const char *opts;
8c9a2b71 2115 int t;
3893c124 2116
d44229c5 2117 assert(vga_interface_type == VGA_NONE);
8c9a2b71
EH		 2118 for (t = 0; t < VGA_TYPE_MAX; t++) {
2119 VGAInterfaceInfo *ti = &vga_interfaces[t];
2120 if (ti->opt_name && strstart(p, ti->opt_name, &opts)) {
c2c7b22d 2121 if (!vga_interface_available(t)) {
8c9a2b71
EH		 2122 error_report("%s not available", ti->name);
2123 exit(1);
2124 }
2125 vga_interface_type = t;
2126 break;
af87bf29 2127 }
8c9a2b71
EH		 2128 }
2129 if (t == VGA_TYPE_MAX) {
3893c124 2130 invalid_vga:
3e515373 2131 error_report("unknown vga type: %s", p);
3893c124 2132 exit(1);
2133 }
cb5a7aa8 2134 while (*opts) {
2135 const char *nextopt;
2136
2137 if (strstart(opts, ",retrace=", &nextopt)) {
2138 opts = nextopt;
2139 if (strstart(opts, "dumb", &nextopt))
2140 vga_retrace_method = VGA_RETRACE_DUMB;
2141 else if (strstart(opts, "precise", &nextopt))
2142 vga_retrace_method = VGA_RETRACE_PRECISE;
2143 else goto invalid_vga;
2144 } else goto invalid_vga;
2145 opts = nextopt;
2146 }
3893c124 2147}
2148
0cb48c46
EH		 2149typedef enum DisplayType {
2150 DT_DEFAULT,
2151 DT_CURSES,
2152 DT_SDL,
2153 DT_COCOA,
2154 DT_GTK,
bb1599b6 2155 DT_EGL,
0cb48c46
EH		 2156 DT_NONE,
2157} DisplayType;
2158
1472a95b
JS		 2159static DisplayType select_display(const char *p)
2160{
2161 const char *opts;
2162 DisplayType display = DT_DEFAULT;
2163
2164 if (strstart(p, "sdl", &opts)) {
2165#ifdef CONFIG_SDL
2166 display = DT_SDL;
2167 while (*opts) {
2168 const char *nextopt;
2169
2170 if (strstart(opts, ",frame=", &nextopt)) {
2171 opts = nextopt;
2172 if (strstart(opts, "on", &nextopt)) {
2173 no_frame = 0;
2174 } else if (strstart(opts, "off", &nextopt)) {
2175 no_frame = 1;
2176 } else {
05175535 2177 goto invalid_sdl_args;
1472a95b
JS		 2178 }
2179 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2180 opts = nextopt;
2181 if (strstart(opts, "on", &nextopt)) {
2182 alt_grab = 1;
2183 } else if (strstart(opts, "off", &nextopt)) {
2184 alt_grab = 0;
2185 } else {
05175535 2186 goto invalid_sdl_args;
1472a95b
JS		 2187 }
2188 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2189 opts = nextopt;
2190 if (strstart(opts, "on", &nextopt)) {
2191 ctrl_grab = 1;
2192 } else if (strstart(opts, "off", &nextopt)) {
2193 ctrl_grab = 0;
2194 } else {
05175535 2195 goto invalid_sdl_args;
1472a95b
JS		 2196 }
2197 } else if (strstart(opts, ",window_close=", &nextopt)) {
2198 opts = nextopt;
2199 if (strstart(opts, "on", &nextopt)) {
2200 no_quit = 0;
2201 } else if (strstart(opts, "off", &nextopt)) {
2202 no_quit = 1;
2203 } else {
05175535 2204 goto invalid_sdl_args;
1472a95b 2205 }
0b71a5d5
GH		 2206 } else if (strstart(opts, ",gl=", &nextopt)) {
2207 opts = nextopt;
2208 if (strstart(opts, "on", &nextopt)) {
2209 request_opengl = 1;
2210 } else if (strstart(opts, "off", &nextopt)) {
2211 request_opengl = 0;
2212 } else {
2213 goto invalid_sdl_args;
2214 }
1472a95b 2215 } else {
05175535 2216 invalid_sdl_args:
3e515373 2217 error_report("invalid SDL option string");
05175535 2218 exit(1);
1472a95b
JS		 2219 }
2220 opts = nextopt;
2221 }
2222#else
c6bf0f7f 2223 error_report("SDL support is disabled");
1472a95b
JS		 2224 exit(1);
2225#endif
3264ff12 2226 } else if (strstart(p, "vnc", &opts)) {
4db14629 2227 if (*opts == '=') {
7b1ee0f2 2228 vnc_parse(opts + 1, &error_fatal);
4db14629 2229 } else {
c6bf0f7f 2230 error_report("VNC requires a display argument vnc=<display>");
3264ff12
JS		 2231 exit(1);
2232 }
bb1599b6 2233 } else if (strstart(p, "egl-headless", &opts)) {
371ec54e 2234#ifdef CONFIG_OPENGL_DMABUF
bb1599b6
GH		 2235 request_opengl = 1;
2236 display_opengl = 1;
2237 display = DT_EGL;
2238#else
2239 fprintf(stderr, "egl support is disabled\n");
2240 exit(1);
2241#endif
1472a95b
JS		 2242 } else if (strstart(p, "curses", &opts)) {
2243#ifdef CONFIG_CURSES
2244 display = DT_CURSES;
2245#else
3e515373 2246 error_report("curses support is disabled");
1472a95b 2247 exit(1);
15546425
AL		 2248#endif
2249 } else if (strstart(p, "gtk", &opts)) {
2250#ifdef CONFIG_GTK
2251 display = DT_GTK;
881249c7
JK		 2252 while (*opts) {
2253 const char *nextopt;
2254
2255 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2256 opts = nextopt;
2257 if (strstart(opts, "on", &nextopt)) {
2258 grab_on_hover = true;
2259 } else if (strstart(opts, "off", &nextopt)) {
2260 grab_on_hover = false;
2261 } else {
2262 goto invalid_gtk_args;
2263 }
97edf3bd
GH		 2264 } else if (strstart(opts, ",gl=", &nextopt)) {
2265 opts = nextopt;
2266 if (strstart(opts, "on", &nextopt)) {
2267 request_opengl = 1;
2268 } else if (strstart(opts, "off", &nextopt)) {
2269 request_opengl = 0;
2270 } else {
2271 goto invalid_gtk_args;
2272 }
881249c7
JK		 2273 } else {
2274 invalid_gtk_args:
3e515373 2275 error_report("invalid GTK option string");
881249c7
JK		 2276 exit(1);
2277 }
2278 opts = nextopt;
2279 }
15546425 2280#else
c6bf0f7f 2281 error_report("GTK support is disabled");
15546425 2282 exit(1);
1472a95b 2283#endif
4171d32e
JS		 2284 } else if (strstart(p, "none", &opts)) {
2285 display = DT_NONE;
1472a95b 2286 } else {
3e515373 2287 error_report("unknown display type");
1472a95b
JS		 2288 exit(1);
2289 }
2290
2291 return display;
2292}
2293
7d4c3d53
MA		 2294static int balloon_parse(const char *arg)
2295{
382f0743 2296 QemuOpts *opts;
7d4c3d53 2297
382f0743
GH		 2298 if (strcmp(arg, "none") == 0) {
2299 return 0;
2300 }
2301
2302 if (!strncmp(arg, "virtio", 6)) {
2303 if (arg[6] == ',') {
2304 /* have params -> parse them */
70b94331
MA		 2305 opts = qemu_opts_parse_noisily(qemu_find_opts("device"), arg + 7,
2306 false);
382f0743
GH		 2307 if (!opts)
2308 return -1;
2309 } else {
2310 /* create empty opts */
87ea75d5
PC		 2311 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2312 &error_abort);
7d4c3d53 2313 }
f43e47db 2314 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
382f0743 2315 return 0;
7d4c3d53 2316 }
382f0743
GH		 2317
2318 return -1;
7d4c3d53 2319}
7d4c3d53 2320
5cea8590
PB		 2321char *qemu_find_file(int type, const char *name)
2322{
4524051c 2323 int i;
5cea8590
PB		 2324 const char *subdir;
2325 char *buf;
2326
31783203
PM		 2327 /* Try the name as a straight path first */
2328 if (access(name, R_OK) == 0) {
4524051c 2329 trace_load_file(name, name);
7267c094 2330 return g_strdup(name);
5cea8590 2331 }
4524051c 2332
5cea8590
PB		 2333 switch (type) {
2334 case QEMU_FILE_TYPE_BIOS:
2335 subdir = "";
2336 break;
2337 case QEMU_FILE_TYPE_KEYMAP:
2338 subdir = "keymaps/";
2339 break;
2340 default:
2341 abort();
2342 }
4524051c
GH		 2343
2344 for (i = 0; i < data_dir_idx; i++) {
2345 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2346 if (access(buf, R_OK) == 0) {
2347 trace_load_file(name, buf);
2348 return buf;
2349 }
7267c094 2350 g_free(buf);
5cea8590 2351 }
4524051c 2352 return NULL;
5cea8590
PB		 2353}
2354
6407d76e
GS		 2355static inline bool nonempty_str(const char *str)
2356{
2357 return str && *str;
2358}
2359
81b2b810
GS		 2360static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2361{
2362 gchar *buf;
2363 size_t size;
6407d76e 2364 const char *name, *file, *str;
bab47d9a 2365 FWCfgState *fw_cfg = (FWCfgState *) opaque;
81b2b810 2366
bab47d9a 2367 if (fw_cfg == NULL) {
81b2b810
GS		 2368 error_report("fw_cfg device not available");
2369 return -1;
2370 }
2371 name = qemu_opt_get(opts, "name");
2372 file = qemu_opt_get(opts, "file");
6407d76e
GS		 2373 str = qemu_opt_get(opts, "string");
2374
2375 /* we need name and either a file or the content string */
2376 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
2377 error_report("invalid argument(s)");
2378 return -1;
2379 }
2380 if (nonempty_str(file) && nonempty_str(str)) {
2381 error_report("file and string are mutually exclusive");
81b2b810
GS		 2382 return -1;
2383 }
2384 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
2385 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH - 1);
2386 return -1;
2387 }
2388 if (strncmp(name, "opt/", 4) != 0) {
3dc6f869
AF		 2389 warn_report("externally provided fw_cfg item names "
2390 "should be prefixed with \"opt/\"");
81b2b810 2391 }
6407d76e
GS		 2392 if (nonempty_str(str)) {
2393 size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */
2394 buf = g_memdup(str, size);
2395 } else {
2396 if (!g_file_get_contents(file, &buf, &size, NULL)) {
2397 error_report("can't load %s", file);
2398 return -1;
2399 }
81b2b810 2400 }
bab47d9a
GH		 2401 /* For legacy, keep user files in a specific global order. */
2402 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2403 fw_cfg_add_file(fw_cfg, name, buf, size);
2404 fw_cfg_reset_order_override(fw_cfg);
81b2b810
GS		 2405 return 0;
2406}
2407
28d0de7a 2408static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
ff952ba2
MA		 2409{
2410 return qdev_device_help(opts);
2411}
2412
28d0de7a 2413static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
f31d07d1 2414{
f006cf7f 2415 Error *err = NULL;
f31d07d1
GH		 2416 DeviceState *dev;
2417
f006cf7f
MA		 2418 dev = qdev_device_add(opts, &err);
2419 if (!dev) {
2420 error_report_err(err);
f31d07d1 2421 return -1;
f006cf7f 2422 }
b09995ae 2423 object_unref(OBJECT(dev));
f31d07d1
GH		 2424 return 0;
2425}
2426
28d0de7a 2427static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
1a688d3b 2428{
bd2d80b2 2429 Error *local_err = NULL;
1a688d3b 2430
0ec846bf
AN		 2431 if (!qemu_chr_new_from_opts(opts, &local_err)) {
2432 if (local_err) {
2433 error_report_err(local_err);
2434 return -1;
2435 }
2436 exit(0);
bd2d80b2 2437 }
1a688d3b
GH		 2438 return 0;
2439}
2440
758e8e38 2441#ifdef CONFIG_VIRTFS
28d0de7a 2442static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
74db920c 2443{
9be38598 2444 return qemu_fsdev_add(opts);
74db920c
GS		 2445}
2446#endif
2447
28d0de7a 2448static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
88589343 2449{
0ec7b3e7 2450 Chardev *chr;
88589343
GH		 2451 const char *chardev;
2452 const char *mode;
2453 int flags;
2454
2455 mode = qemu_opt_get(opts, "mode");
2456 if (mode == NULL) {
2457 mode = "readline";
2458 }
2459 if (strcmp(mode, "readline") == 0) {
2460 flags = MONITOR_USE_READLINE;
2461 } else if (strcmp(mode, "control") == 0) {
2462 flags = MONITOR_USE_CONTROL;
2463 } else {
f61eddcb 2464 error_report("unknown monitor mode \"%s\"", mode);
88589343
GH		 2465 exit(1);
2466 }
2467
39eaab9a
DB		 2468 if (qemu_opt_get_bool(opts, "pretty", 0))
2469 flags |= MONITOR_USE_PRETTY;
2470
bdbcb547
MAL		 2471 if (qemu_opt_get_bool(opts, "default", 0)) {
2472 error_report("option 'default' does nothing and is deprecated");
2473 }
88589343
GH		 2474
2475 chardev = qemu_opt_get(opts, "chardev");
2476 chr = qemu_chr_find(chardev);
2477 if (chr == NULL) {
f61eddcb 2478 error_report("chardev \"%s\" not found", chardev);
88589343
GH		 2479 exit(1);
2480 }
2481
2482 monitor_init(chr, flags);
2483 return 0;
2484}
2485
4821cd4c 2486static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2487{
2488 static int monitor_device_index = 0;
2489 QemuOpts *opts;
2490 const char *p;
2491 char label[32];
88589343
GH		 2492
2493 if (strstart(optarg, "chardev:", &p)) {
2494 snprintf(label, sizeof(label), "%s", p);
2495 } else {
140e065d
JK		 2496 snprintf(label, sizeof(label), "compat_monitor%d",
2497 monitor_device_index);
88589343
GH		 2498 opts = qemu_chr_parse_compat(label, optarg);
2499 if (!opts) {
f61eddcb 2500 error_report("parse error: %s", optarg);
88589343
GH		 2501 exit(1);
2502 }
2503 }
2504
822ac12d 2505 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal);
f43e47db
MA		 2506 qemu_opt_set(opts, "mode", mode, &error_abort);
2507 qemu_opt_set(opts, "chardev", label, &error_abort);
cccb7967 2508 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
88589343
GH		 2509 monitor_device_index++;
2510}
2511
bd3c948d
GH		 2512struct device_config {
2513 enum {
aee1b935
GH		 2514 DEV_USB, /* -usbdevice */
2515 DEV_BT, /* -bt */
2516 DEV_SERIAL, /* -serial */
2517 DEV_PARALLEL, /* -parallel */
2518 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2519 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2520 DEV_GDB, /* -gdb, -s */
3ef669e1 2521 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2522 } type;
2523 const char *cmdline;
d9a5954d 2524 Location loc;
72cf2d4f 2525 QTAILQ_ENTRY(device_config) next;
bd3c948d 2526};
4fdcac0e
BS		 2527
2528static QTAILQ_HEAD(, device_config) device_configs =
2529 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2530
2531static void add_device_config(int type, const char *cmdline)
2532{
2533 struct device_config *conf;
2534
7267c094 2535 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2536 conf->type = type;
2537 conf->cmdline = cmdline;
d9a5954d 2538 loc_save(&conf->loc);
72cf2d4f 2539 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2540}
2541
2542static int foreach_device_config(int type, int (*func)(const char *cmdline))
2543{
2544 struct device_config *conf;
2545 int rc;
2546
72cf2d4f 2547 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2548 if (conf->type != type)
2549 continue;
d9a5954d 2550 loc_push_restore(&conf->loc);
bd3c948d 2551 rc = func(conf->cmdline);
d9a5954d 2552 loc_pop(&conf->loc);
28de2f88 2553 if (rc) {
bd3c948d 2554 return rc;
28de2f88 2555 }
bd3c948d
GH		 2556 }
2557 return 0;
2558}
2559
998bbd74
GH		 2560static int serial_parse(const char *devname)
2561{
2562 static int index = 0;
2563 char label[32];
2564
2565 if (strcmp(devname, "none") == 0)
2566 return 0;
2567 if (index == MAX_SERIAL_PORTS) {
f61eddcb 2568 error_report("too many serial ports");
998bbd74
GH		 2569 exit(1);
2570 }
2571 snprintf(label, sizeof(label), "serial%d", index);
b4948be9 2572 serial_hds[index] = qemu_chr_new(label, devname);
998bbd74 2573 if (!serial_hds[index]) {
f61eddcb
EH		 2574 error_report("could not connect serial device"
2575 " to character backend '%s'", devname);
998bbd74
GH		 2576 return -1;
2577 }
2578 index++;
2579 return 0;
2580}
2581
6a5e8b0e
GH		 2582static int parallel_parse(const char *devname)
2583{
2584 static int index = 0;
2585 char label[32];
2586
2587 if (strcmp(devname, "none") == 0)
2588 return 0;
2589 if (index == MAX_PARALLEL_PORTS) {
f61eddcb 2590 error_report("too many parallel ports");
6a5e8b0e
GH		 2591 exit(1);
2592 }
2593 snprintf(label, sizeof(label), "parallel%d", index);
b4948be9 2594 parallel_hds[index] = qemu_chr_new(label, devname);
6a5e8b0e 2595 if (!parallel_hds[index]) {
f61eddcb
EH		 2596 error_report("could not connect parallel device"
2597 " to character backend '%s'", devname);
6a5e8b0e
GH		 2598 return -1;
2599 }
2600 index++;
2601 return 0;
2602}
2603
aee1b935
GH		 2604static int virtcon_parse(const char *devname)
2605{
3329f07b 2606 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2607 static int index = 0;
2608 char label[32];
392ecf54 2609 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2610
2611 if (strcmp(devname, "none") == 0)
2612 return 0;
2613 if (index == MAX_VIRTIO_CONSOLES) {
f61eddcb 2614 error_report("too many virtio consoles");
aee1b935
GH		 2615 exit(1);
2616 }
392ecf54 2617
87ea75d5 2618 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
7b3fdbd9 2619 qemu_opt_set(bus_opts, "driver", "virtio-serial", &error_abort);
392ecf54 2620
87ea75d5 2621 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
f43e47db 2622 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
392ecf54 2623
aee1b935 2624 snprintf(label, sizeof(label), "virtcon%d", index);
b4948be9 2625 virtcon_hds[index] = qemu_chr_new(label, devname);
aee1b935 2626 if (!virtcon_hds[index]) {
f61eddcb
EH		 2627 error_report("could not connect virtio console"
2628 " to character backend '%s'", devname);
aee1b935
GH		 2629 return -1;
2630 }
f43e47db 2631 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
392ecf54 2632
aee1b935
GH		 2633 index++;
2634 return 0;
2635}
2636
3ef669e1
AG		 2637static int sclp_parse(const char *devname)
2638{
2639 QemuOptsList *device = qemu_find_opts("device");
2640 static int index = 0;
2641 char label[32];
2642 QemuOpts *dev_opts;
2643
2644 if (strcmp(devname, "none") == 0) {
2645 return 0;
2646 }
2647 if (index == MAX_SCLP_CONSOLES) {
f61eddcb 2648 error_report("too many sclp consoles");
3ef669e1
AG		 2649 exit(1);
2650 }
2651
2652 assert(arch_type == QEMU_ARCH_S390X);
2653
2654 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
f43e47db 2655 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
3ef669e1
AG		 2656
2657 snprintf(label, sizeof(label), "sclpcon%d", index);
b4948be9 2658 sclp_hds[index] = qemu_chr_new(label, devname);
3ef669e1 2659 if (!sclp_hds[index]) {
f61eddcb
EH		 2660 error_report("could not connect sclp console"
2661 " to character backend '%s'", devname);
3ef669e1
AG		 2662 return -1;
2663 }
f43e47db 2664 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
3ef669e1
AG		 2665
2666 index++;
2667 return 0;
2668}
2669
c9f398e5 2670static int debugcon_parse(const char *devname)
4d8b3c63 2671{
c9f398e5
PA		 2672 QemuOpts *opts;
2673
b4948be9 2674 if (!qemu_chr_new("debugcon", devname)) {
c9f398e5
PA		 2675 exit(1);
2676 }
8be7e7e4 2677 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5 2678 if (!opts) {
f61eddcb 2679 error_report("already have a debugcon device");
c9f398e5
PA		 2680 exit(1);
2681 }
f43e47db
MA		 2682 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2683 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
c9f398e5
PA		 2684 return 0;
2685}
2686
2709f263
LE		 2687static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2688{
2689 const MachineClass *mc1 = a, *mc2 = b;
2690 int res;
2691
2692 if (mc1->family == NULL) {
2693 if (mc2->family == NULL) {
2694 /* Compare standalone machine types against each other; they sort
2695 * in increasing order.
2696 */
2697 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2698 object_class_get_name(OBJECT_CLASS(mc2)));
2699 }
2700
2701 /* Standalone machine types sort after families. */
2702 return 1;
2703 }
2704
2705 if (mc2->family == NULL) {
2706 /* Families sort before standalone machine types. */
2707 return -1;
2708 }
2709
2710 /* Families sort between each other alphabetically increasingly. */
2711 res = strcmp(mc1->family, mc2->family);
2712 if (res != 0) {
2713 return res;
2714 }
2715
2716 /* Within the same family, machine types sort in decreasing order. */
2717 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2718 object_class_get_name(OBJECT_CLASS(mc1)));
2719}
2720
2721 static MachineClass *machine_parse(const char *name)
9052ea6b 2722{
0056ae24 2723 MachineClass *mc = NULL;
261747f1 2724 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2725
2726 if (name) {
0056ae24 2727 mc = find_machine(name);
9052ea6b 2728 }
0056ae24 2729 if (mc) {
02f292d9 2730 g_slist_free(machines);
0056ae24 2731 return mc;
9052ea6b 2732 }
025172d5 2733 if (name && !is_help_option(name)) {
3e515373 2734 error_report("unsupported machine type");
8afb9000 2735 error_printf("Use -machine help to list supported machines\n");
025172d5
MR		 2736 } else {
2737 printf("Supported machines are:\n");
2709f263 2738 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2739 for (el = machines; el; el = el->next) {
2740 MachineClass *mc = el->data;
958db90c
MA		 2741 if (mc->alias) {
2742 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2743 }
958db90c
MA		 2744 printf("%-20s %s%s\n", mc->name, mc->desc,
2745 mc->is_default ? " (default)" : "");
9052ea6b 2746 }
9052ea6b 2747 }
261747f1
MA		 2748
2749 g_slist_free(machines);
c8057f95 2750 exit(!name || !is_help_option(name));
9052ea6b
JK		 2751}
2752
fd42deeb
GH		 2753void qemu_add_exit_notifier(Notifier *notify)
2754{
2755 notifier_list_add(&exit_notifiers, notify);
2756}
2757
2758void qemu_remove_exit_notifier(Notifier *notify)
2759{
31552529 2760 notifier_remove(notify);
fd42deeb
GH		 2761}
2762
2763static void qemu_run_exit_notifiers(void)
2764{
9e8dd451 2765 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2766}
2767
71cdd1cb
PB		 2768static bool machine_init_done;
2769
4cab946a
GN		 2770void qemu_add_machine_init_done_notifier(Notifier *notify)
2771{
2772 notifier_list_add(&machine_init_done_notifiers, notify);
71cdd1cb
PB		 2773 if (machine_init_done) {
2774 notify->notify(notify, NULL);
2775 }
4cab946a
GN		 2776}
2777
b86eacb8
MA		 2778void qemu_remove_machine_init_done_notifier(Notifier *notify)
2779{
2780 notifier_remove(notify);
2781}
2782
4cab946a
GN		 2783static void qemu_run_machine_init_done_notifiers(void)
2784{
9e8dd451 2785 notifier_list_notify(&machine_init_done_notifiers, NULL);
71cdd1cb 2786 machine_init_done = true;
4cab946a
GN		 2787}
2788
6530a97b
AL		 2789static const QEMUOption *lookup_opt(int argc, char **argv,
2790 const char **poptarg, int *poptind)
2791{
2792 const QEMUOption *popt;
2793 int optind = *poptind;
2794 char *r = argv[optind];
2795 const char *optarg;
2796
0f0bc3f1 2797 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2798 optind++;
2799 /* Treat --foo the same as -foo. */
2800 if (r[1] == '-')
2801 r++;
2802 popt = qemu_options;
2803 for(;;) {
2804 if (!popt->name) {
0f0bc3f1 2805 error_report("invalid option");
6530a97b
AL		 2806 exit(1);
2807 }
2808 if (!strcmp(popt->name, r + 1))
2809 break;
2810 popt++;
2811 }
2812 if (popt->flags & HAS_ARG) {
2813 if (optind >= argc) {
0f0bc3f1 2814 error_report("requires an argument");
6530a97b
AL		 2815 exit(1);
2816 }
2817 optarg = argv[optind++];
0f0bc3f1 2818 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2819 } else {
2820 optarg = NULL;
2821 }
2822
2823 *poptarg = optarg;
2824 *poptind = optind;
2825
2826 return popt;
2827}
2828
7580f231 2829static MachineClass *select_machine(void)
34f405ae 2830{
7580f231 2831 MachineClass *machine_class = find_default_machine();
34f405ae
MA		 2832 const char *optarg;
2833 QemuOpts *opts;
2834 Location loc;
2835
2836 loc_push_none(&loc);
2837
2838 opts = qemu_get_machine_opts();
2839 qemu_opts_loc_restore(opts);
2840
2841 optarg = qemu_opt_get(opts, "type");
2842 if (optarg) {
7580f231 2843 machine_class = machine_parse(optarg);
34f405ae
MA		 2844 }
2845
7580f231 2846 if (!machine_class) {
34f405ae
MA		 2847 error_report("No machine specified, and there is no default");
2848 error_printf("Use -machine help to list supported machines\n");
2849 exit(1);
2850 }
2851
2852 loc_pop(&loc);
7580f231 2853 return machine_class;
34f405ae
MA		 2854}
2855
71df1d83
MA		 2856static int machine_set_property(void *opaque,
2857 const char *name, const char *value,
2858 Error **errp)
68d98d3e
AL		 2859{
2860 Object *obj = OBJECT(opaque);
68d98d3e 2861 Error *local_err = NULL;
f279ee45 2862 char *p, *qom_name;
68d98d3e 2863
d2659e27 2864 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2865 return 0;
2866 }
2867
b0ddb8bf 2868 qom_name = g_strdup(name);
f279ee45
MA		 2869 for (p = qom_name; *p; p++) {
2870 if (*p == '_') {
2871 *p = '-';
b0ddb8bf
MA		 2872 }
2873 }
2874
2e16898a 2875 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2876 g_free(qom_name);
68d98d3e
AL		 2877
2878 if (local_err) {
a720a390 2879 error_report_err(local_err);
68d98d3e
AL		 2880 return -1;
2881 }
2882
2883 return 0;
2884}
2885
f08f9271
DB		 2886
2887/*
2888 * Initial object creation happens before all other
2889 * QEMU data types are created. The majority of objects
2890 * can be created at this point. The rng-egd object
2891 * cannot be created here, as it depends on the chardev
2892 * already existing.
2893 */
2894static bool object_create_initial(const char *type)
2895{
7c9e5276
PB		 2896 if (g_str_equal(type, "rng-egd") ||
2897 g_str_has_prefix(type, "pr-manager-")) {
f08f9271
DB		 2898 return false;
2899 }
7dbb11c8 2900
9d3e12e8
TH		 2901 /*
2902 * return false for concrete netfilters since
2903 * they depend on netdevs already existing
2904 */
2905 if (g_str_equal(type, "filter-buffer") ||
f6d3afb5 2906 g_str_equal(type, "filter-dump") ||
d46f75b2 2907 g_str_equal(type, "filter-mirror") ||
7dce4e6f 2908 g_str_equal(type, "filter-redirector") ||
e6eee8ab 2909 g_str_equal(type, "colo-compare") ||
646c5478
PD		 2910 g_str_equal(type, "filter-rewriter") ||
2911 g_str_equal(type, "filter-replay")) {
7dbb11c8
YH		 2912 return false;
2913 }
2914
6546d0db
EH		 2915 /* Memory allocation by backends needs to be done
2916 * after configure_accelerator() (due to the tcg_enabled()
2917 * checks at memory_region_init_*()).
2918 *
2919 * Also, allocation of large amounts of memory may delay
2920 * chardev initialization for too long, and trigger timeouts
2921 * on software that waits for a monitor socket to be created
2922 * (e.g. libvirt).
2923 */
2924 if (g_str_has_prefix(type, "memory-backend-")) {
2925 return false;
2926 }
2927
f08f9271
DB		 2928 return true;
2929}
2930
2931
2932/*
2933 * The remainder of object creation happens after the
9abce56d 2934 * creation of chardev, fsdev, net clients and device data types.
f08f9271
DB		 2935 */
2936static bool object_create_delayed(const char *type)
2937{
2938 return !object_create_initial(type);
2939}
2940
2941
076b35b5
ND		 2942static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2943 MachineClass *mc)
3b9985e9
MA		 2944{
2945 uint64_t sz;
2946 const char *mem_str;
2947 const char *maxmem_str, *slots_str;
076b35b5 2948 const ram_addr_t default_ram_size = mc->default_ram_size;
3b9985e9 2949 QemuOpts *opts = qemu_find_opts_singleton("memory");
bbe2d25c
EH		 2950 Location loc;
2951
2952 loc_push_none(&loc);
2953 qemu_opts_loc_restore(opts);
3b9985e9
MA		 2954
2955 sz = 0;
2956 mem_str = qemu_opt_get(opts, "size");
2957 if (mem_str) {
2958 if (!*mem_str) {
2959 error_report("missing 'size' option value");
2960 exit(EXIT_FAILURE);
2961 }
2962
2963 sz = qemu_opt_get_size(opts, "size", ram_size);
2964
2965 /* Fix up legacy suffix-less format */
2966 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2967 uint64_t overflow_check = sz;
2968
2969 sz <<= 20;
2970 if ((sz >> 20) != overflow_check) {
2971 error_report("too large 'size' option value");
2972 exit(EXIT_FAILURE);
2973 }
2974 }
2975 }
2976
2977 /* backward compatibility behaviour for case "-m 0" */
2978 if (sz == 0) {
2979 sz = default_ram_size;
2980 }
2981
2982 sz = QEMU_ALIGN_UP(sz, 8192);
2983 ram_size = sz;
2984 if (ram_size != sz) {
2985 error_report("ram size too large");
2986 exit(EXIT_FAILURE);
2987 }
2988
2989 /* store value for the future use */
39101f25 2990 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
3b9985e9
MA		 2991 *maxram_size = ram_size;
2992
2993 maxmem_str = qemu_opt_get(opts, "maxmem");
2994 slots_str = qemu_opt_get(opts, "slots");
2995 if (maxmem_str && slots_str) {
2996 uint64_t slots;
2997
2998 sz = qemu_opt_get_size(opts, "maxmem", 0);
214224ad 2999 slots = qemu_opt_get_number(opts, "slots", 0);
3b9985e9 3000 if (sz < ram_size) {
214224ad
PK		 3001 error_report("invalid value of -m option maxmem: "
3002 "maximum memory size (0x%" PRIx64 ") must be at least "
3003 "the initial memory size (0x" RAM_ADDR_FMT ")",
3004 sz, ram_size);
3b9985e9 3005 exit(EXIT_FAILURE);
214224ad
PK		 3006 } else if (sz > ram_size) {
3007 if (!slots) {
3008 error_report("invalid value of -m option: maxmem was "
3009 "specified, but no hotplug slots were specified");
3010 exit(EXIT_FAILURE);
3011 }
3012 } else if (slots) {
3013 error_report("invalid value of -m option maxmem: "
3014 "memory slots were specified but maximum memory size "
3015 "(0x%" PRIx64 ") is equal to the initial memory size "
3016 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
3b9985e9
MA		 3017 exit(EXIT_FAILURE);
3018 }
3019
3b9985e9
MA		 3020 *maxram_size = sz;
3021 *ram_slots = slots;
3022 } else if ((!maxmem_str && slots_str) ||
3023 (maxmem_str && !slots_str)) {
3024 error_report("invalid -m option value: missing "
3025 "'%s' option", slots_str ? "maxmem" : "slots");
3026 exit(EXIT_FAILURE);
3027 }
bbe2d25c
EH		 3028
3029 loc_pop(&loc);
3b9985e9
MA		 3030}
3031
8d76bfe8
EH		 3032static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
3033{
3034 GlobalProperty *g;
3035
3036 g = g_malloc0(sizeof(*g));
3037 g->driver = qemu_opt_get(opts, "driver");
3038 g->property = qemu_opt_get(opts, "property");
3039 g->value = qemu_opt_get(opts, "value");
3040 g->user_provided = true;
03f28efb 3041 g->errp = &error_fatal;
8d76bfe8
EH		 3042 qdev_prop_register_global(g);
3043 return 0;
3044}
3045
726401be
EH		 3046static int qemu_read_default_config_file(void)
3047{
3048 int ret;
3049
3050 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
3051 if (ret < 0 && ret != -ENOENT) {
3052 return ret;
3053 }
3054
3055 return 0;
3056}
3057
a0660e0b
PX		 3058static void user_register_global_props(void)
3059{
3060 qemu_opts_foreach(qemu_find_opts("global"),
3061 global_init_func, NULL, NULL);
3062}
3063
3064/*
3065 * Note: we should see that these properties are actually having a
3066 * priority: accel < machine < user. This means e.g. when user
3067 * specifies something in "-global", it'll always be used with highest
3068 * priority than either machine/accelerator compat properties.
3069 */
3070static void register_global_properties(MachineState *ms)
3071{
3072 accel_register_compat_props(ms->accelerator);
3073 machine_register_compat_props(ms);
3074 user_register_global_props();
3075}
3076
902b3d5c 3077int main(int argc, char **argv, char **envp)
0824d6fc 3078{
e4bcb14c 3079 int i;
da1fcfda 3080 int snapshot, linux_boot;
7f7f9873 3081 const char *initrd_filename;
a20dd508 3082 const char *kernel_filename, *kernel_cmdline;
f05f47bb
GA		 3083 const char *boot_order = NULL;
3084 const char *boot_once = NULL;
3023f332 3085 DisplayState *ds;
9f227bc3 3086 int cyls, heads, secs, translation;
8d4e9146
FK		 3087 QemuOpts *opts, *machine_opts;
3088 QemuOpts *hda_opts = NULL, *icount_opts = NULL, *accel_opts = NULL;
03b0ba70 3089 QemuOptsList *olist;
cd6f1169 3090 int optind;
6530a97b 3091 const char *optarg;
d63d307f 3092 const char *loadvm = NULL;
0056ae24 3093 MachineClass *machine_class;
94fc95cd 3094 const char *cpu_model;
d44229c5 3095 const char *vga_model = NULL;
d4fce24f
PB		 3096 const char *qtest_chrdev = NULL;
3097 const char *qtest_log = NULL;
93815bc2 3098 const char *pid_file = NULL;
5bb7910a 3099 const char *incoming = NULL;
3ed2d9ee 3100 bool defconfig = true;
f29a5614 3101 bool userconfig = true;
cfc58cf3 3102 bool nographic = false;
d29345d0 3103 DisplayType display_type = DT_DEFAULT;
1f0dfe02 3104 int display_remote = 0;
c235d738
MF		 3105 const char *log_mask = NULL;
3106 const char *log_file = NULL;
41fc57e4 3107 char *trace_file = NULL;
3b9985e9 3108 ram_addr_t maxram_size;
c270fb9e 3109 uint64_t ram_slots = 0;
abfd9ce3 3110 FILE *vmstate_dump_file = NULL;
2f78e491 3111 Error *main_loop_err = NULL;
ddbb0d09 3112 Error *err = NULL;
37146e7e 3113 bool list_data_dirs = false;
42e5f393
MA		 3114 typedef struct BlockdevOptions_queue {
3115 BlockdevOptions *bdo;
3116 Location loc;
3117 QSIMPLEQ_ENTRY(BlockdevOptions_queue) entry;
3118 } BlockdevOptions_queue;
3119 QSIMPLEQ_HEAD(, BlockdevOptions_queue) bdo_queue
3120 = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
0b5538c3 3121
fe4db84d
DB		 3122 module_call_init(MODULE_INIT_TRACE);
3123
267f685b 3124 qemu_init_cpu_list();
576a94d8
PB		 3125 qemu_init_cpu_loop();
3126 qemu_mutex_lock_iothread();
3127
fd42deeb 3128 atexit(qemu_run_exit_notifiers);
65abca0a 3129 error_set_progname(argv[0]);
10f5bff6 3130 qemu_init_exec_dir(argv[0]);
65abca0a 3131
1b71f7c1 3132 module_call_init(MODULE_INIT_QOM);
05875687 3133 monitor_init_qmp_commands();
1b71f7c1 3134
4d454574 3135 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 3136 qemu_add_drive_opts(&qemu_legacy_drive_opts);
3137 qemu_add_drive_opts(&qemu_common_drive_opts);
3138 qemu_add_drive_opts(&qemu_drive_opts);
c5f3014b 3139 qemu_add_drive_opts(&bdrv_runtime_opts);
4d454574
PB		 3140 qemu_add_opts(&qemu_chardev_opts);
3141 qemu_add_opts(&qemu_device_opts);
3142 qemu_add_opts(&qemu_netdev_opts);
3143 qemu_add_opts(&qemu_net_opts);
3144 qemu_add_opts(&qemu_rtc_opts);
3145 qemu_add_opts(&qemu_global_opts);
3146 qemu_add_opts(&qemu_mon_opts);
3147 qemu_add_opts(&qemu_trace_opts);
3148 qemu_add_opts(&qemu_option_rom_opts);
3149 qemu_add_opts(&qemu_machine_opts);
8d4e9146 3150 qemu_add_opts(&qemu_accel_opts);
6e1d3c1c 3151 qemu_add_opts(&qemu_mem_opts);
12b7f57e 3152 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 3153 qemu_add_opts(&qemu_boot_opts);
3154 qemu_add_opts(&qemu_sandbox_opts);
3155 qemu_add_opts(&qemu_add_fd_opts);
3156 qemu_add_opts(&qemu_object_opts);
d1a0cf73 3157 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 3158 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 3159 qemu_add_opts(&qemu_msg_opts);
5d12f961 3160 qemu_add_opts(&qemu_name_opts);
0042109a 3161 qemu_add_opts(&qemu_numa_opts);
1ad9580b 3162 qemu_add_opts(&qemu_icount_opts);
a38bb079 3163 qemu_add_opts(&qemu_semihosting_config_opts);
81b2b810 3164 qemu_add_opts(&qemu_fw_cfg_opts);
34294e2f 3165 module_call_init(MODULE_INIT_OPTS);
4d454574 3166
5db9d4d1
LC		 3167 runstate_init();
3168
ddbb0d09 3169 if (qcrypto_init(&err) < 0) {
c29b77f9 3170 error_reportf_err(err, "cannot initialize crypto: ");
ddbb0d09
DB		 3171 exit(1);
3172 }
884f17c2 3173 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3174
72cf2d4f 3175 QLIST_INIT (&vm_change_state_head);
fe98ac14 3176 os_setup_early_signal_handling();
be995c27 3177
94fc95cd 3178 cpu_model = NULL;
33e3963e 3179 snapshot = 0;
9f227bc3 3180 cyls = heads = secs = 0;
3181 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 3182
7c9d8e07 3183 nb_nics = 0;
3b46e624 3184
142c6b1a
PL		 3185 bdrv_init_with_whitelist();
3186
2c02d1ad 3187 autostart = 1;
41bd639b 3188
292444cb
AL		 3189 /* first pass of option parsing */
3190 optind = 1;
3191 while (optind < argc) {
3192 if (argv[optind][0] != '-') {
3193 /* disk image */
28e68d68 3194 optind++;
292444cb
AL		 3195 } else {
3196 const QEMUOption *popt;
3197
3198 popt = lookup_opt(argc, argv, &optarg, &optind);
3199 switch (popt->index) {
3200 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3201 defconfig = false;
292444cb 3202 break;
f29a5614
EH		 3203 case QEMU_OPTION_nouserconfig:
3204 userconfig = false;
3205 break;
292444cb
AL		 3206 }
3207 }
3208 }
3209
726401be
EH		 3210 if (defconfig && userconfig) {
3211 if (qemu_read_default_config_file() < 0) {
dcfb0939 3212 exit(1);
292444cb
AL		 3213 }
3214 }
3215
3216 /* second pass of option parsing */
cd6f1169 3217 optind = 1;
0824d6fc 3218 for(;;) {
cd6f1169 3219 if (optind >= argc)
0824d6fc 3220 break;
6530a97b 3221 if (argv[optind][0] != '-') {
99efa84d 3222 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3223 } else {
3224 const QEMUOption *popt;
3225
6530a97b 3226 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a 3227 if (!(popt->arch_mask & arch_type)) {
da002526 3228 error_report("Option not supported for this target");
ad96090a
BS		 3229 exit(1);
3230 }
cd6f1169 3231 switch(popt->index) {
e43d594e
JK		 3232 case QEMU_OPTION_no_kvm_irqchip: {
3233 olist = qemu_find_opts("machine");
70b94331 3234 qemu_opts_parse_noisily(olist, "kernel_irqchip=off", false);
e43d594e
JK		 3235 break;
3236 }
94fc95cd
JM		 3237 case QEMU_OPTION_cpu:
3238 /* hw initialization will check this */
ecf40bea 3239 cpu_model = optarg;
94fc95cd 3240 break;
cd6f1169 3241 case QEMU_OPTION_hda:
9f227bc3 3242 {
3243 char buf[256];
3244 if (cyls == 0)
3245 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3246 else
3247 snprintf(buf, sizeof(buf),
3248 "%s,cyls=%d,heads=%d,secs=%d%s",
3249 HD_OPTS , cyls, heads, secs,
3250 translation == BIOS_ATA_TRANSLATION_LBA ?
3251 ",trans=lba" :
3252 translation == BIOS_ATA_TRANSLATION_NONE ?
3253 ",trans=none" : "");
3254 drive_add(IF_DEFAULT, 0, optarg, buf);
3255 break;
3256 }
cd6f1169 3257 case QEMU_OPTION_hdb:
cc1daa40
FB		 3258 case QEMU_OPTION_hdc:
3259 case QEMU_OPTION_hdd:
2292ddae
MA		 3260 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3261 HD_OPTS);
fc01f7e7 3262 break;
42e5f393
MA		 3263 case QEMU_OPTION_blockdev:
3264 {
3265 Visitor *v;
3266 BlockdevOptions_queue *bdo;
3267
3268 v = qobject_input_visitor_new_str(optarg, "driver", &err);
3269 if (!v) {
3270 error_report_err(err);
3271 exit(1);
3272 }
3273
3274 bdo = g_new(BlockdevOptions_queue, 1);
3275 visit_type_BlockdevOptions(v, NULL, &bdo->bdo,
3276 &error_fatal);
3277 visit_free(v);
3278 loc_save(&bdo->loc);
3279 QSIMPLEQ_INSERT_TAIL(&bdo_queue, bdo, entry);
3280 break;
3281 }
e4bcb14c 3282 case QEMU_OPTION_drive:
e2982c3a
MT		 3283 if (drive_def(optarg) == NULL) {
3284 exit(1);
3285 }
99efa84d 3286 break;
d058fe03
GH		 3287 case QEMU_OPTION_set:
3288 if (qemu_set_option(optarg) != 0)
3289 exit(1);
99efa84d 3290 break;
d0fef6fb
GH		 3291 case QEMU_OPTION_global:
3292 if (qemu_global_option(optarg) != 0)
3293 exit(1);
99efa84d 3294 break;
3e3d5815 3295 case QEMU_OPTION_mtdblock:
2292ddae 3296 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3297 break;
a1bb27b1 3298 case QEMU_OPTION_sd:
80f4d9fc 3299 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3300 break;
86f55663 3301 case QEMU_OPTION_pflash:
2292ddae 3302 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3303 break;
cd6f1169 3304 case QEMU_OPTION_snapshot:
33e3963e
FB		 3305 snapshot = 1;
3306 break;
cd6f1169 3307 case QEMU_OPTION_hdachs:
330d0414 3308 {
330d0414
FB		 3309 const char *p;
3310 p = optarg;
3311 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3312 if (cyls < 1 || cyls > 16383)
3313 goto chs_fail;
330d0414
FB		 3314 if (*p != ',')
3315 goto chs_fail;
3316 p++;
3317 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3318 if (heads < 1 || heads > 16)
3319 goto chs_fail;
330d0414
FB		 3320 if (*p != ',')
3321 goto chs_fail;
3322 p++;
3323 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3324 if (secs < 1 || secs > 63)
3325 goto chs_fail;
3326 if (*p == ',') {
3327 p++;
f31c41ff
PB		 3328 if (!strcmp(p, "large")) {
3329 translation = BIOS_ATA_TRANSLATION_LARGE;
3330 } else if (!strcmp(p, "rechs")) {
3331 translation = BIOS_ATA_TRANSLATION_RECHS;
3332 } else if (!strcmp(p, "none")) {
46d4767d 3333 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3334 } else if (!strcmp(p, "lba")) {
46d4767d 3335 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3336 } else if (!strcmp(p, "auto")) {
46d4767d 3337 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3338 } else {
46d4767d 3339 goto chs_fail;
f31c41ff 3340 }
46d4767d 3341 } else if (*p != '\0') {
c4b1fcc0 3342 chs_fail:
f61eddcb 3343 error_report("invalid physical CHS format");
46d4767d 3344 exit(1);
c4b1fcc0 3345 }
99efa84d 3346 if (hda_opts != NULL) {
a8b18f8f
MA		 3347 qemu_opt_set_number(hda_opts, "cyls", cyls,
3348 &error_abort);
3349 qemu_opt_set_number(hda_opts, "heads", heads,
3350 &error_abort);
3351 qemu_opt_set_number(hda_opts, "secs", secs,
3352 &error_abort);
f31c41ff 3353 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
f43e47db
MA		 3354 qemu_opt_set(hda_opts, "trans", "large",
3355 &error_abort);
f31c41ff 3356 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
f43e47db
MA		 3357 qemu_opt_set(hda_opts, "trans", "rechs",
3358 &error_abort);
f31c41ff 3359 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
f43e47db
MA		 3360 qemu_opt_set(hda_opts, "trans", "lba",
3361 &error_abort);
f31c41ff 3362 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
f43e47db
MA		 3363 qemu_opt_set(hda_opts, "trans", "none",
3364 &error_abort);
f31c41ff 3365 }
9dfd7c7a 3366 }
330d0414 3367 }
fea41826
TH		 3368 error_report("'-hdachs' is deprecated, please use '-device"
3369 " ide-hd,cyls=c,heads=h,secs=s,...' instead");
330d0414 3370 break;
268a362c 3371 case QEMU_OPTION_numa:
70b94331
MA		 3372 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3373 optarg, true);
0042109a
WG		 3374 if (!opts) {
3375 exit(1);
3376 }
268a362c 3377 break;
1472a95b
JS		 3378 case QEMU_OPTION_display:
3379 display_type = select_display(optarg);
3380 break;
cd6f1169 3381 case QEMU_OPTION_nographic:
cfc58cf3
EH		 3382 olist = qemu_find_opts("machine");
3383 qemu_opts_parse_noisily(olist, "graphics=off", false);
3384 nographic = true;
3385 display_type = DT_NONE;
a20dd508 3386 break;
4d3b6f6e 3387 case QEMU_OPTION_curses:
47b05369 3388#ifdef CONFIG_CURSES
993fbfdb 3389 display_type = DT_CURSES;
47b05369 3390#else
3e515373 3391 error_report("curses support is disabled");
47b05369 3392 exit(1);
4d3b6f6e 3393#endif
47b05369 3394 break;
a171fe39 3395 case QEMU_OPTION_portrait:
9312805d
VK		 3396 graphic_rotate = 90;
3397 break;
3398 case QEMU_OPTION_rotate:
3399 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3400 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3401 graphic_rotate != 180 && graphic_rotate != 270) {
f61eddcb 3402 error_report("only 90, 180, 270 deg rotation is available");
9312805d
VK		 3403 exit(1);
3404 }
a171fe39 3405 break;
cd6f1169 3406 case QEMU_OPTION_kernel:
79087c78
MA		 3407 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3408 &error_abort);
a0abe474
PM		 3409 break;
3410 case QEMU_OPTION_initrd:
79087c78
MA		 3411 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3412 &error_abort);
a20dd508 3413 break;
cd6f1169 3414 case QEMU_OPTION_append:
79087c78
MA		 3415 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3416 &error_abort);
313aa567 3417 break;
412beee6 3418 case QEMU_OPTION_dtb:
79087c78
MA		 3419 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3420 &error_abort);
412beee6 3421 break;
cd6f1169 3422 case QEMU_OPTION_cdrom:
2292ddae 3423 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3424 break;
cd6f1169 3425 case QEMU_OPTION_boot:
70b94331
MA		 3426 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3427 optarg, true);
8281abd5
MA		 3428 if (!opts) {
3429 exit(1);
36b486bb
FB		 3430 }
3431 break;
cd6f1169 3432 case QEMU_OPTION_fda:
cd6f1169 3433 case QEMU_OPTION_fdb:
2292ddae
MA		 3434 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3435 optarg, FD_OPTS);
c45886db 3436 break;
52ca8d6a
FB		 3437 case QEMU_OPTION_no_fd_bootchk:
3438 fd_bootchk = 0;
3439 break;
a1ea458f 3440 case QEMU_OPTION_netdev:
d30300f7 3441 default_net = 0;
3329f07b 3442 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3443 exit(1);
3444 }
3445 break;
7c9d8e07 3446 case QEMU_OPTION_net:
d30300f7 3447 default_net = 0;
3329f07b 3448 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3449 exit(1);
3450 }
702c651c 3451 break;
f9dadc98
RS		 3452#ifdef CONFIG_LIBISCSI
3453 case QEMU_OPTION_iscsi:
70b94331
MA		 3454 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3455 optarg, false);
f9dadc98
RS		 3456 if (!opts) {
3457 exit(1);
3458 }
3459 break;
3460#endif
c7f74643
FB		 3461#ifdef CONFIG_SLIRP
3462 case QEMU_OPTION_tftp:
f853ac66
TH		 3463 error_report("The -tftp option is deprecated. "
3464 "Please use '-netdev user,tftp=...' instead.");
ad196a9d 3465 legacy_tftp_prefix = optarg;
9bf05444 3466 break;
47d5d01a 3467 case QEMU_OPTION_bootp:
f853ac66
TH		 3468 error_report("The -bootp option is deprecated. "
3469 "Please use '-netdev user,bootfile=...' instead.");
ad196a9d 3470 legacy_bootp_filename = optarg;
47d5d01a 3471 break;
9bf05444 3472 case QEMU_OPTION_redir:
f853ac66
TH		 3473 error_report("The -redir option is deprecated. "
3474 "Please use '-netdev user,hostfwd=...' instead.");
0752706d
MA		 3475 if (net_slirp_redir(optarg) < 0)
3476 exit(1);
9bf05444 3477 break;
c7f74643 3478#endif
dc72ac14 3479 case QEMU_OPTION_bt:
bd3c948d 3480 add_device_config(DEV_BT, optarg);
dc72ac14 3481 break;
1d14ffa9
FB		 3482 case QEMU_OPTION_audio_help:
3483 AUD_help ();
3484 exit (0);
3485 break;
3486 case QEMU_OPTION_soundhw:
3487 select_soundhw (optarg);
3488 break;
cd6f1169 3489 case QEMU_OPTION_h:
15f82208 3490 help(0);
cd6f1169 3491 break;
9bd7e6d9
PB		 3492 case QEMU_OPTION_version:
3493 version();
3494 exit(0);
3495 break;
3b9985e9 3496 case QEMU_OPTION_m:
70b94331
MA		 3497 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3498 optarg, true);
6e1d3c1c
IM		 3499 if (!opts) {
3500 exit(EXIT_FAILURE);
3501 }
cd6f1169 3502 break;
d1a0cf73
SB		 3503#ifdef CONFIG_TPM
3504 case QEMU_OPTION_tpmdev:
3505 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3506 exit(1);
3507 }
3508 break;
3509#endif
c902760f
MT		 3510 case QEMU_OPTION_mempath:
3511 mem_path = optarg;
3512 break;
c902760f
MT		 3513 case QEMU_OPTION_mem_prealloc:
3514 mem_prealloc = 1;
3515 break;
cd6f1169 3516 case QEMU_OPTION_d:
c235d738
MF		 3517 log_mask = optarg;
3518 break;
3519 case QEMU_OPTION_D:
3520 log_file = optarg;
cd6f1169 3521 break;
3514552e 3522 case QEMU_OPTION_DFILTER:
bd6fee9f 3523 qemu_set_dfilter_ranges(optarg, &error_fatal);
3514552e 3524 break;
cd6f1169 3525 case QEMU_OPTION_s:
ef0c4a0d 3526 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3527 break;
59030a8c 3528 case QEMU_OPTION_gdb:
ef0c4a0d 3529 add_device_config(DEV_GDB, optarg);
cd6f1169 3530 break;
cd6f1169 3531 case QEMU_OPTION_L:
37146e7e
RJ		 3532 if (is_help_option(optarg)) {
3533 list_data_dirs = true;
3534 } else if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4524051c
GH		 3535 data_dir[data_dir_idx++] = optarg;
3536 }
cd6f1169 3537 break;
1192dad8 3538 case QEMU_OPTION_bios:
79087c78
MA		 3539 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3540 &error_abort);
1192dad8 3541 break;
1b530a6d
AJ		 3542 case QEMU_OPTION_singlestep:
3543 singlestep = 1;
3544 break;
cd6f1169 3545 case QEMU_OPTION_S:
3c07f8e8 3546 autostart = 0;
cd6f1169 3547 break;
99efa84d
MA		 3548 case QEMU_OPTION_k:
3549 keyboard_layout = optarg;
3550 break;
ee22c2f7
FB		 3551 case QEMU_OPTION_localtime:
3552 rtc_utc = 0;
3553 break;
3893c124 3554 case QEMU_OPTION_vga:
a369da5f 3555 vga_model = optarg;
7f1b17f2 3556 default_vga = 0;
1bfe856e 3557 break;
e9b137c2
FB		 3558 case QEMU_OPTION_g:
3559 {
3560 const char *p;
3561 int w, h, depth;
3562 p = optarg;
3563 w = strtol(p, (char **)&p, 10);
3564 if (w <= 0) {
3565 graphic_error:
f61eddcb 3566 error_report("invalid resolution or depth");
e9b137c2
FB		 3567 exit(1);
3568 }
3569 if (*p != 'x')
3570 goto graphic_error;
3571 p++;
3572 h = strtol(p, (char **)&p, 10);
3573 if (h <= 0)
3574 goto graphic_error;
3575 if (*p == 'x') {
3576 p++;
3577 depth = strtol(p, (char **)&p, 10);
5fafdf24 3578 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3579 depth != 24 && depth != 32)
3580 goto graphic_error;
3581 } else if (*p == '\0') {
3582 depth = graphic_depth;
3583 } else {
3584 goto graphic_error;
3585 }
3b46e624 3586
e9b137c2
FB		 3587 graphic_width = w;
3588 graphic_height = h;
3589 graphic_depth = depth;
3590 }
3591 break;
20d8a3ed
TS		 3592 case QEMU_OPTION_echr:
3593 {
3594 char *r;
3595 term_escape_char = strtol(optarg, &r, 0);
3596 if (r == optarg)
3597 printf("Bad argument to echr\n");
3598 break;
3599 }
82c643ff 3600 case QEMU_OPTION_monitor:
6ca5582d 3601 default_monitor = 0;
70e098af 3602 if (strncmp(optarg, "none", 4)) {
4821cd4c 3603 monitor_parse(optarg, "readline", false);
70e098af 3604 }
6ca5582d
GH		 3605 break;
3606 case QEMU_OPTION_qmp:
4821cd4c
HR		 3607 monitor_parse(optarg, "control", false);
3608 default_monitor = 0;
3609 break;
3610 case QEMU_OPTION_qmp_pretty:
3611 monitor_parse(optarg, "control", true);
2d114dc1 3612 default_monitor = 0;
82c643ff 3613 break;
22a0e04b 3614 case QEMU_OPTION_mon:
70b94331
MA		 3615 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3616 true);
22a0e04b 3617 if (!opts) {
22a0e04b
GH		 3618 exit(1);
3619 }
2d114dc1 3620 default_monitor = 0;
22a0e04b 3621 break;
191bc01b 3622 case QEMU_OPTION_chardev:
70b94331
MA		 3623 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3624 optarg, true);
191bc01b 3625 if (!opts) {
191bc01b
GH		 3626 exit(1);
3627 }
191bc01b 3628 break;
74db920c 3629 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3630 olist = qemu_find_opts("fsdev");
3631 if (!olist) {
5dfdae81 3632 error_report("fsdev support is disabled");
03b0ba70
GH		 3633 exit(1);
3634 }
70b94331 3635 opts = qemu_opts_parse_noisily(olist, optarg, true);
74db920c 3636 if (!opts) {
74db920c
GS		 3637 exit(1);
3638 }
3639 break;
3d54abc7 3640 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3641 QemuOpts *fsdev;
3642 QemuOpts *device;
32b69436 3643 const char *writeout, *sock_fd, *socket, *path, *security_model;
3d54abc7 3644
03b0ba70
GH		 3645 olist = qemu_find_opts("virtfs");
3646 if (!olist) {
5dfdae81 3647 error_report("virtfs support is disabled");
03b0ba70
GH		 3648 exit(1);
3649 }
70b94331 3650 opts = qemu_opts_parse_noisily(olist, optarg, true);
3d54abc7 3651 if (!opts) {
3d54abc7
GS		 3652 exit(1);
3653 }
3654
fbcbf101 3655 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a 3656 qemu_opt_get(opts, "mount_tag") == NULL) {
8afb9000 3657 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
9ce56db6
VJ		 3658 exit(1);
3659 }
e14ea479 3660 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3baa0a6a 3661 qemu_opts_id(opts) ?:
8be7e7e4
LC		 3662 qemu_opt_get(opts, "mount_tag"),
3663 1, NULL);
e14ea479 3664 if (!fsdev) {
3baa0a6a 3665 error_report("duplicate or invalid fsdev id: %s",
f61eddcb 3666 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3667 exit(1);
3668 }
d3ab98e6
AK		 3669
3670 writeout = qemu_opt_get(opts, "writeout");
3671 if (writeout) {
3672#ifdef CONFIG_SYNC_FILE_RANGE
f43e47db 3673 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
d3ab98e6 3674#else
f61eddcb
EH		 3675 error_report("writeout=immediate not supported "
3676 "on this platform");
d3ab98e6
AK		 3677 exit(1);
3678#endif
3679 }
f43e47db
MA		 3680 qemu_opt_set(fsdev, "fsdriver",
3681 qemu_opt_get(opts, "fsdriver"), &error_abort);
32b69436
GK		 3682 path = qemu_opt_get(opts, "path");
3683 if (path) {
3684 qemu_opt_set(fsdev, "path", path, &error_abort);
3685 }
3686 security_model = qemu_opt_get(opts, "security_model");
3687 if (security_model) {
3688 qemu_opt_set(fsdev, "security_model", security_model,
3689 &error_abort);
3690 }
84a87cc4
MK		 3691 socket = qemu_opt_get(opts, "socket");
3692 if (socket) {
f43e47db 3693 qemu_opt_set(fsdev, "socket", socket, &error_abort);
84a87cc4 3694 }
4c793dda
MK		 3695 sock_fd = qemu_opt_get(opts, "sock_fd");
3696 if (sock_fd) {
f43e47db 3697 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
4c793dda 3698 }
e14ea479 3699
2c74c2cb 3700 qemu_opt_set_bool(fsdev, "readonly",
cccb7967
MA		 3701 qemu_opt_get_bool(opts, "readonly", 0),
3702 &error_abort);
87ea75d5
PC		 3703 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3704 &error_abort);
f43e47db 3705 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
e14ea479 3706 qemu_opt_set(device, "fsdev",
3baa0a6a 3707 qemu_opts_id(fsdev), &error_abort);
e14ea479 3708 qemu_opt_set(device, "mount_tag",
f43e47db 3709 qemu_opt_get(opts, "mount_tag"), &error_abort);
3d54abc7
GS		 3710 break;
3711 }
9db221ae
AK		 3712 case QEMU_OPTION_virtfs_synth: {
3713 QemuOpts *fsdev;
3714 QemuOpts *device;
3715
8be7e7e4
LC		 3716 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3717 1, NULL);
9db221ae 3718 if (!fsdev) {
f61eddcb 3719 error_report("duplicate option: %s", "virtfs_synth");
9db221ae
AK		 3720 exit(1);
3721 }
f43e47db 3722 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
9db221ae 3723
87ea75d5
PC		 3724 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3725 &error_abort);
f43e47db
MA		 3726 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3727 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3728 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
9db221ae
AK		 3729 break;
3730 }
82c643ff 3731 case QEMU_OPTION_serial:
998bbd74
GH		 3732 add_device_config(DEV_SERIAL, optarg);
3733 default_serial = 0;
18141ed6
JK		 3734 if (strncmp(optarg, "mon:", 4) == 0) {
3735 default_monitor = 0;
3736 }
82c643ff 3737 break;
9dd986cc 3738 case QEMU_OPTION_watchdog:
09aaa160 3739 if (watchdog) {
f61eddcb 3740 error_report("only one watchdog option may be given");
09aaa160
MA		 3741 return 1;
3742 }
3743 watchdog = optarg;
9dd986cc
RJ		 3744 break;
3745 case QEMU_OPTION_watchdog_action:
3746 if (select_watchdog_action(optarg) == -1) {
3e515373 3747 error_report("unknown -watchdog-action parameter");
9dd986cc
RJ		 3748 exit(1);
3749 }
3750 break;
51ecf136 3751 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3752 add_device_config(DEV_VIRTCON, optarg);
3753 default_virtcon = 0;
18141ed6
JK		 3754 if (strncmp(optarg, "mon:", 4) == 0) {
3755 default_monitor = 0;
3756 }
51ecf136 3757 break;
6508fe59 3758 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3759 add_device_config(DEV_PARALLEL, optarg);
3760 default_parallel = 0;
18141ed6
JK		 3761 if (strncmp(optarg, "mon:", 4) == 0) {
3762 default_monitor = 0;
3763 }
6508fe59 3764 break;
c9f398e5
PA		 3765 case QEMU_OPTION_debugcon:
3766 add_device_config(DEV_DEBUGCON, optarg);
3767 break;
99efa84d
MA		 3768 case QEMU_OPTION_loadvm:
3769 loadvm = optarg;
3770 break;
d63d307f
FB		 3771 case QEMU_OPTION_full_screen:
3772 full_screen = 1;
3773 break;
43523e93
TS		 3774 case QEMU_OPTION_no_frame:
3775 no_frame = 1;
3776 break;
3780e197
TS		 3777 case QEMU_OPTION_alt_grab:
3778 alt_grab = 1;
3779 break;
0ca9f8a4
DK		 3780 case QEMU_OPTION_ctrl_grab:
3781 ctrl_grab = 1;
3782 break;
667accab
TS		 3783 case QEMU_OPTION_no_quit:
3784 no_quit = 1;
3785 break;
7d957bd8 3786 case QEMU_OPTION_sdl:
24f6ff86 3787#ifdef CONFIG_SDL
993fbfdb 3788 display_type = DT_SDL;
7d957bd8 3789 break;
58fc096c 3790#else
f61eddcb 3791 error_report("SDL support is disabled");
58fc096c 3792 exit(1);
667accab 3793#endif
f7cce898 3794 case QEMU_OPTION_pidfile:
93815bc2 3795 pid_file = optarg;
f7cce898 3796 break;
a09db21f
FB		 3797 case QEMU_OPTION_win2k_hack:
3798 win2k_install_hack = 1;
3799 break;
433acf0d 3800 case QEMU_OPTION_rtc_td_hack: {
16714b16
EH		 3801 static GlobalProperty slew_lost_ticks = {
3802 .driver = "mc146818rtc",
3803 .property = "lost_tick_policy",
3804 .value = "slew",
433acf0d
JK		 3805 };
3806
16714b16 3807 qdev_prop_register_global(&slew_lost_ticks);
73822ec8 3808 break;
433acf0d 3809 }
8a92ea2f 3810 case QEMU_OPTION_acpitable:
70b94331
MA		 3811 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3812 optarg, true);
f46e720a
LE		 3813 if (!opts) {
3814 exit(1);
3815 }
9f57061c 3816 acpi_table_add(opts, &error_fatal);
8a92ea2f 3817 break;
b6f6e3d3 3818 case QEMU_OPTION_smbios:
70b94331
MA		 3819 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3820 optarg, false);
f46e720a
LE		 3821 if (!opts) {
3822 exit(1);
3823 }
1007a37e 3824 smbios_entry_add(opts, &error_fatal);
b6f6e3d3 3825 break;
81b2b810 3826 case QEMU_OPTION_fwcfg:
70b94331
MA		 3827 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3828 optarg, true);
81b2b810
GS		 3829 if (opts == NULL) {
3830 exit(1);
3831 }
3832 break;
7ba1e619 3833 case QEMU_OPTION_enable_kvm:
303d4e86 3834 olist = qemu_find_opts("machine");
70b94331 3835 qemu_opts_parse_noisily(olist, "accel=kvm", false);
303d4e86 3836 break;
b0cb0a66
VP		 3837 case QEMU_OPTION_enable_hax:
3838 olist = qemu_find_opts("machine");
3839 qemu_opts_parse_noisily(olist, "accel=hax", false);
3840 break;
364c3e6b 3841 case QEMU_OPTION_M:
303d4e86
AP		 3842 case QEMU_OPTION_machine:
3843 olist = qemu_find_opts("machine");
70b94331 3844 opts = qemu_opts_parse_noisily(olist, optarg, true);
303d4e86 3845 if (!opts) {
303d4e86
AP		 3846 exit(1);
3847 }
7ba1e619 3848 break;
a0dac021
JK		 3849 case QEMU_OPTION_no_kvm:
3850 olist = qemu_find_opts("machine");
70b94331 3851 qemu_opts_parse_noisily(olist, "accel=tcg", false);
a0dac021 3852 break;
4086bde8 3853 case QEMU_OPTION_no_kvm_pit: {
3dc6f869 3854 warn_report("ignoring deprecated option");
4086bde8
JK		 3855 break;
3856 }
c21fb4f8 3857 case QEMU_OPTION_no_kvm_pit_reinjection: {
16714b16
EH		 3858 static GlobalProperty kvm_pit_lost_tick_policy = {
3859 .driver = "kvm-pit",
3860 .property = "lost_tick_policy",
3861 .value = "discard",
c21fb4f8
JK		 3862 };
3863
3dc6f869
AF		 3864 warn_report("deprecated, replaced by "
3865 "-global kvm-pit.lost_tick_policy=discard");
16714b16 3866 qdev_prop_register_global(&kvm_pit_lost_tick_policy);
c21fb4f8
JK		 3867 break;
3868 }
a20fa79f 3869 case QEMU_OPTION_accel:
8d4e9146
FK		 3870 accel_opts = qemu_opts_parse_noisily(qemu_find_opts("accel"),
3871 optarg, true);
3872 optarg = qemu_opt_get(accel_opts, "accel");
bde4d920
TH		 3873 if (!optarg || is_help_option(optarg)) {
3874 error_printf("Possible accelerators: kvm, xen, hax, tcg\n");
a20fa79f 3875 exit(0);
8d4e9146 3876 }
a20fa79f
TH		 3877 opts = qemu_opts_create(qemu_find_opts("machine"), NULL,
3878 false, &error_abort);
3879 qemu_opt_set(opts, "accel", optarg, &error_abort);
8d4e9146 3880 break;
bb36d470 3881 case QEMU_OPTION_usb:
fa5358c6 3882 olist = qemu_find_opts("machine");
70b94331 3883 qemu_opts_parse_noisily(olist, "usb=on", false);
bb36d470 3884 break;
a594cfbf 3885 case QEMU_OPTION_usbdevice:
a358a3af
TH		 3886 error_report("'-usbdevice' is deprecated, please use "
3887 "'-device usb-...' instead");
fa5358c6 3888 olist = qemu_find_opts("machine");
70b94331 3889 qemu_opts_parse_noisily(olist, "usb=on", false);
bd3c948d
GH		 3890 add_device_config(DEV_USB, optarg);
3891 break;
3892 case QEMU_OPTION_device:
70b94331
MA		 3893 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3894 optarg, true)) {
f31d07d1
GH		 3895 exit(1);
3896 }
a594cfbf 3897 break;
6a00d601 3898 case QEMU_OPTION_smp:
70b94331
MA		 3899 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3900 optarg, true)) {
6be68d7e
JS		 3901 exit(1);
3902 }
6a00d601 3903 break;
99efa84d 3904 case QEMU_OPTION_vnc:
7b1ee0f2 3905 vnc_parse(optarg, &error_fatal);
821601ea 3906 break;
6515b203
FB		 3907 case QEMU_OPTION_no_acpi:
3908 acpi_enabled = 0;
3909 break;
16b29ae1
AL		 3910 case QEMU_OPTION_no_hpet:
3911 no_hpet = 1;
3912 break;
7d4c3d53
MA		 3913 case QEMU_OPTION_balloon:
3914 if (balloon_parse(optarg) < 0) {
3e515373 3915 error_report("unknown -balloon argument %s", optarg);
7d4c3d53
MA		 3916 exit(1);
3917 }
df97b920 3918 break;
d1beab82
FB		 3919 case QEMU_OPTION_no_reboot:
3920 no_reboot = 1;
3921 break;
b2f76161
AJ		 3922 case QEMU_OPTION_no_shutdown:
3923 no_shutdown = 1;
3924 break;
9467cd46
AZ		 3925 case QEMU_OPTION_show_cursor:
3926 cursor_hide = 0;
3927 break;
8fcb1b90 3928 case QEMU_OPTION_uuid:
9c5ce8db 3929 if (qemu_uuid_parse(optarg, &qemu_uuid) < 0) {
4cd70f34 3930 error_report("failed to parse UUID string: wrong format");
8fcb1b90
BS		 3931 exit(1);
3932 }
fc3b3295 3933 qemu_uuid_set = true;
8fcb1b90 3934 break;
99efa84d
MA		 3935 case QEMU_OPTION_option_rom:
3936 if (nb_option_roms >= MAX_OPTION_ROMS) {
3e515373 3937 error_report("too many option ROMs");
99efa84d
MA		 3938 exit(1);
3939 }
70b94331
MA		 3940 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3941 optarg, true);
49295ebc
MA		 3942 if (!opts) {
3943 exit(1);
3944 }
2e55e842
GN		 3945 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3946 option_rom[nb_option_roms].bootindex =
3947 qemu_opt_get_number(opts, "bootindex", -1);
3948 if (!option_rom[nb_option_roms].name) {
f61eddcb 3949 error_report("Option ROM file is not specified");
2e55e842
GN		 3950 exit(1);
3951 }
99efa84d
MA		 3952 nb_option_roms++;
3953 break;
8e71621f 3954 case QEMU_OPTION_semihosting:
cfe67cef
LA		 3955 semihosting.enabled = true;
3956 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079
LI		 3957 break;
3958 case QEMU_OPTION_semihosting_config:
cfe67cef 3959 semihosting.enabled = true;
70b94331
MA		 3960 opts = qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3961 optarg, false);
a38bb079 3962 if (opts != NULL) {
cfe67cef 3963 semihosting.enabled = qemu_opt_get_bool(opts, "enable",
a38bb079
LI		 3964 true);
3965 const char *target = qemu_opt_get(opts, "target");
3966 if (target != NULL) {
3967 if (strcmp("native", target) == 0) {
cfe67cef 3968 semihosting.target = SEMIHOSTING_TARGET_NATIVE;
a38bb079 3969 } else if (strcmp("gdb", target) == 0) {
cfe67cef 3970 semihosting.target = SEMIHOSTING_TARGET_GDB;
a38bb079 3971 } else if (strcmp("auto", target) == 0) {
cfe67cef 3972 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3973 } else {
3e515373 3974 error_report("unsupported semihosting-config %s",
f61eddcb 3975 optarg);
a38bb079
LI		 3976 exit(1);
3977 }
3978 } else {
cfe67cef 3979 semihosting.target = SEMIHOSTING_TARGET_AUTO;
a38bb079 3980 }
a59d31a1
LA		 3981 /* Set semihosting argument count and vector */
3982 qemu_opt_foreach(opts, add_semihosting_arg,
3983 &semihosting, NULL);
a38bb079 3984 } else {
3e515373 3985 error_report("unsupported semihosting-config %s", optarg);
a38bb079
LI		 3986 exit(1);
3987 }
8e71621f 3988 break;
88eed34a 3989 case QEMU_OPTION_tdf:
3dc6f869 3990 warn_report("ignoring deprecated option");
88eed34a 3991 break;
c35734b2 3992 case QEMU_OPTION_name:
70b94331
MA		 3993 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3994 optarg, true);
5d12f961
DDAG		 3995 if (!opts) {
3996 exit(1);
3997 }
c35734b2 3998 break;
66508601
BS		 3999 case QEMU_OPTION_prom_env:
4000 if (nb_prom_envs >= MAX_PROM_ENVS) {
3e515373 4001 error_report("too many prom variables");
66508601
BS		 4002 exit(1);
4003 }
4004 prom_envs[nb_prom_envs] = optarg;
4005 nb_prom_envs++;
4006 break;
2b8f2d41
AZ		 4007 case QEMU_OPTION_old_param:
4008 old_param = 1;
05ebd537 4009 break;
f3dcfada 4010 case QEMU_OPTION_clock:
6d327171
AB		 4011 /* Clock options no longer exist. Keep this option for
4012 * backward compatibility.
4013 */
f3dcfada 4014 break;
7e0af5d0 4015 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 4016 configure_rtc_date_offset(optarg, 1);
4017 break;
4018 case QEMU_OPTION_rtc:
70b94331
MA		 4019 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
4020 false);
1ed2fc1f 4021 if (!opts) {
1ed2fc1f 4022 exit(1);
7e0af5d0 4023 }
1ed2fc1f 4024 configure_rtc(opts);
7e0af5d0 4025 break;
26a5f13b 4026 case QEMU_OPTION_tb_size:
f940488f
EC		 4027#ifndef CONFIG_TCG
4028 error_report("TCG is disabled");
4029 exit(1);
4030#endif
8b3ae692
PB		 4031 if (qemu_strtoul(optarg, NULL, 0, &tcg_tb_size) < 0) {
4032 error_report("Invalid argument to -tb-size");
4033 exit(1);
d5ab9713 4034 }
26a5f13b 4035 break;
2e70f6ef 4036 case QEMU_OPTION_icount:
70b94331
MA		 4037 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
4038 optarg, true);
1ad9580b
ST		 4039 if (!icount_opts) {
4040 exit(1);
4041 }
2e70f6ef 4042 break;
5bb7910a 4043 case QEMU_OPTION_incoming:
7c76235a
DDAG		 4044 if (!incoming) {
4045 runstate_set(RUN_STATE_INMIGRATE);
4046 }
5bb7910a
AL		 4047 incoming = optarg;
4048 break;
d15c05fc 4049 case QEMU_OPTION_only_migratable:
3df663e5
PX		 4050 /*
4051 * TODO: we can remove this option one day, and we
4052 * should all use:
4053 *
4054 * "-global migration.only-migratable=true"
4055 */
b605c47b 4056 qemu_global_option("migration.only-migratable=true");
d15c05fc 4057 break;
d8c208dd 4058 case QEMU_OPTION_nodefaults:
d44229c5 4059 has_defaults = 0;
d8c208dd 4060 break;
e37630ca 4061 case QEMU_OPTION_xen_domid:
ad96090a 4062 if (!(xen_available())) {
da002526 4063 error_report("Option not supported for this target");
ad96090a
BS		 4064 exit(1);
4065 }
e37630ca
AL		 4066 xen_domid = atoi(optarg);
4067 break;
4068 case QEMU_OPTION_xen_create:
ad96090a 4069 if (!(xen_available())) {
da002526 4070 error_report("Option not supported for this target");
ad96090a
BS		 4071 exit(1);
4072 }
e37630ca
AL		 4073 xen_mode = XEN_CREATE;
4074 break;
4075 case QEMU_OPTION_xen_attach:
ad96090a 4076 if (!(xen_available())) {
da002526 4077 error_report("Option not supported for this target");
ad96090a
BS		 4078 exit(1);
4079 }
e37630ca
AL		 4080 xen_mode = XEN_ATTACH;
4081 break;
1c599472
PD		 4082 case QEMU_OPTION_xen_domid_restrict:
4083 if (!(xen_available())) {
4084 error_report("Option not supported for this target");
4085 exit(1);
4086 }
4087 xen_domid_restrict = true;
4088 break;
ab6540d5 4089 case QEMU_OPTION_trace:
e9e0bb2a
DL		 4090 g_free(trace_file);
4091 trace_file = trace_opt_parse(optarg);
ab6540d5 4092 break;
715a664a
GH		 4093 case QEMU_OPTION_readconfig:
4094 {
dcfb0939
KW		 4095 int ret = qemu_read_config_file(optarg);
4096 if (ret < 0) {
f61eddcb
EH		 4097 error_report("read config %s: %s", optarg,
4098 strerror(-ret));
715a664a
GH		 4099 exit(1);
4100 }
715a664a
GH		 4101 break;
4102 }
29b0040b
GH		 4103 case QEMU_OPTION_spice:
4104 olist = qemu_find_opts("spice");
4105 if (!olist) {
5dfdae81 4106 error_report("spice support is disabled");
29b0040b
GH		 4107 exit(1);
4108 }
70b94331 4109 opts = qemu_opts_parse_noisily(olist, optarg, false);
29b0040b 4110 if (!opts) {
29b0040b
GH		 4111 exit(1);
4112 }
f963e4d0 4113 display_remote++;
29b0040b 4114 break;
715a664a
GH		 4115 case QEMU_OPTION_writeconfig:
4116 {
4117 FILE *fp;
4118 if (strcmp(optarg, "-") == 0) {
4119 fp = stdout;
4120 } else {
4121 fp = fopen(optarg, "w");
4122 if (fp == NULL) {
f61eddcb
EH		 4123 error_report("open %s: %s", optarg,
4124 strerror(errno));
715a664a
GH		 4125 exit(1);
4126 }
4127 }
4128 qemu_config_write(fp);
7fb8b5d9
CG		 4129 if (fp != stdout) {
4130 fclose(fp);
4131 }
715a664a
GH		 4132 break;
4133 }
c7f0f3b1
AL		 4134 case QEMU_OPTION_qtest:
4135 qtest_chrdev = optarg;
4136 break;
4137 case QEMU_OPTION_qtest_log:
4138 qtest_log = optarg;
4139 break;
7d76ad4f 4140 case QEMU_OPTION_sandbox:
70b94331
MA		 4141 opts = qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
4142 optarg, true);
7d76ad4f 4143 if (!opts) {
49295ebc 4144 exit(1);
7d76ad4f
EO		 4145 }
4146 break;
587ed6be
CB		 4147 case QEMU_OPTION_add_fd:
4148#ifndef _WIN32
70b94331
MA		 4149 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
4150 optarg, false);
587ed6be 4151 if (!opts) {
49295ebc 4152 exit(1);
587ed6be
CB		 4153 }
4154#else
4155 error_report("File descriptor passing is disabled on this "
4156 "platform");
4157 exit(1);
4158#endif
4159 break;
68d98d3e 4160 case QEMU_OPTION_object:
70b94331
MA		 4161 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
4162 optarg, true);
49295ebc
MA		 4163 if (!opts) {
4164 exit(1);
4165 }
68d98d3e 4166 break;
888a6bc6 4167 case QEMU_OPTION_realtime:
70b94331
MA		 4168 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
4169 optarg, false);
888a6bc6
SM		 4170 if (!opts) {
4171 exit(1);
4172 }
28d16f38 4173 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 4174 break;
5e2ac519 4175 case QEMU_OPTION_msg:
70b94331
MA		 4176 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
4177 false);
5e2ac519
SA		 4178 if (!opts) {
4179 exit(1);
4180 }
4181 configure_msg(opts);
4182 break;
abfd9ce3 4183 case QEMU_OPTION_dump_vmstate:
522abf69 4184 if (vmstate_dump_file) {
f61eddcb
EH		 4185 error_report("only one '-dump-vmstate' "
4186 "option may be given");
522abf69
GA		 4187 exit(1);
4188 }
abfd9ce3
AS		 4189 vmstate_dump_file = fopen(optarg, "w");
4190 if (vmstate_dump_file == NULL) {
f61eddcb 4191 error_report("open %s: %s", optarg, strerror(errno));
abfd9ce3
AS		 4192 exit(1);
4193 }
4194 break;
59a5264b
JS		 4195 default:
4196 os_parse_cmd_args(popt->index, optarg);
cd6f1169 4197 }
0824d6fc
FB		 4198 }
4199 }
43fa1e0b
EH		 4200 /*
4201 * Clear error location left behind by the loop.
4202 * Best done right after the loop. Do not insert code here!
4203 */
4204 loc_set_none();
364c3e6b 4205
4c27b859
PD		 4206 replay_configure(icount_opts);
4207
7580f231 4208 machine_class = select_machine();
076b35b5
ND		 4209
4210 set_memory_options(&ram_slots, &maxram_size, machine_class);
3b9985e9 4211
2d9c2725 4212 os_daemonize();
73c6e401 4213 rcu_disable_atfork();
2d9c2725 4214
004c8e00
MT		 4215 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4216 error_report("could not acquire pid file: %s", strerror(errno));
4217 exit(1);
4218 }
4219
2f78e491 4220 if (qemu_init_main_loop(&main_loop_err)) {
565f65d2 4221 error_report_err(main_loop_err);
1c53786f
PB		 4222 exit(1);
4223 }
4224
28d0de7a
MA		 4225 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4226 parse_sandbox, NULL, NULL)) {
7d76ad4f
EO		 4227 exit(1);
4228 }
4229
28d0de7a
MA		 4230 if (qemu_opts_foreach(qemu_find_opts("name"),
4231 parse_name, NULL, NULL)) {
5b9d313e
DDAG		 4232 exit(1);
4233 }
4234
587ed6be 4235#ifndef _WIN32
28d0de7a
MA		 4236 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4237 parse_add_fd, NULL, NULL)) {
587ed6be
CB		 4238 exit(1);
4239 }
4240
28d0de7a
MA		 4241 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4242 cleanup_add_fd, NULL, NULL)) {
587ed6be
CB		 4243 exit(1);
4244 }
4245#endif
4246
0056ae24
MA		 4247 current_machine = MACHINE(object_new(object_class_get_name(
4248 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 4249 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
4250 exit(0);
4251 }
0056ae24
MA		 4252 object_property_add_child(object_get_root(), "machine",
4253 OBJECT(current_machine), &error_abort);
20bccb82
PM		 4254
4255 if (machine_class->minimum_page_bits) {
4256 if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
4257 /* This would be a board error: specifying a minimum smaller than
4258 * a target's compile-time fixed setting.
4259 */
4260 g_assert_not_reached();
4261 }
4262 }
4263
b5c2c3d0 4264 cpu_exec_init_all();
0056ae24 4265
958db90c 4266 if (machine_class->hw_version) {
35c2c8dc 4267 qemu_set_hw_version(machine_class->hw_version);
93bfef4c
CV		 4268 }
4269
c8057f95 4270 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4271 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4272 exit(0);
4273 }
4274
62cb4145
DL		 4275 if (!trace_init_backends()) {
4276 exit(1);
4277 }
41fc57e4
PB		 4278 trace_init_file(trace_file);
4279
67633bb4 4280 /* Open the logfile at this point and set the log mask if necessary.
c235d738 4281 */
67633bb4 4282 if (log_file) {
daa76aa4 4283 qemu_set_log_filename(log_file, &error_fatal);
67633bb4
PK		 4284 }
4285
c235d738 4286 if (log_mask) {
b946bffa 4287 int mask;
b946bffa
PM		 4288 mask = qemu_str_to_log_mask(log_mask);
4289 if (!mask) {
4290 qemu_print_log_usage(stdout);
4291 exit(1);
4292 }
4293 qemu_set_log(mask);
ed7f5f1d
PB		 4294 } else {
4295 qemu_set_log(0);
c235d738 4296 }
330d0414 4297
5cea8590
PB		 4298 /* If no data_dir is specified then try to find it relative to the
4299 executable path. */
4524051c 4300 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4301 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4302 if (data_dir[data_dir_idx] != NULL) {
4303 data_dir_idx++;
4304 }
5cea8590 4305 }
60474fb5 4306 /* If all else fails use the install path specified when building. */
4524051c
GH		 4307 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4308 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4309 }
4310
37146e7e
RJ		 4311 /* -L help lists the data directories and exits. */
4312 if (list_data_dirs) {
4313 for (i = 0; i < data_dir_idx; i++) {
4314 printf("%s\n", data_dir[i]);
4315 }
4316 exit(0);
4317 }
4318
12b7f57e 4319 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4320
958db90c 4321 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 4322 if (max_cpus > machine_class->max_cpus) {
f61eddcb
EH		 4323 error_report("Number of SMP CPUs requested (%d) exceeds max CPUs "
4324 "supported by machine '%s' (%d)", max_cpus,
4325 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4326 exit(1);
4327 }
4328
67b724e6
AP		 4329 /*
4330 * Get the default machine options from the machine if it is not already
4331 * specified either by the configuration file or by the command line.
4332 */
958db90c 4333 if (machine_class->default_machine_opts) {
25de5935 4334 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4335 machine_class->default_machine_opts, 0);
67b724e6
AP		 4336 }
4337
28d0de7a
MA		 4338 qemu_opts_foreach(qemu_find_opts("device"),
4339 default_driver_check, NULL, NULL);
4340 qemu_opts_foreach(qemu_find_opts("global"),
4341 default_driver_check, NULL, NULL);
998bbd74 4342
d44229c5
MW		 4343 if (!vga_model && !default_vga) {
4344 vga_interface_type = VGA_DEVICE;
4345 }
958db90c 4346 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4347 default_serial = 0;
4348 }
958db90c 4349 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4350 default_parallel = 0;
4351 }
958db90c 4352 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4353 default_virtcon = 0;
4354 }
958db90c 4355 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4356 default_sclp = 0;
4357 }
958db90c 4358 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4359 default_floppy = 0;
4360 }
958db90c 4361 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4362 default_cdrom = 0;
4363 }
958db90c 4364 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4365 default_sdcard = 0;
4366 }
d44229c5
MW		 4367 if (!has_defaults) {
4368 default_monitor = 0;
4369 default_net = 0;
4370 default_vga = 0;
4371 }
986c5f78 4372
ab51b1d5
MT		 4373 if (is_daemonized()) {
4374 /* According to documentation and historically, -nographic redirects
4375 * serial port, parallel port and monitor to stdio, which does not work
4376 * with -daemonize. We can redirect these to null instead, but since
4377 * -nographic is legacy, let's just error out.
4378 * We disallow -nographic only if all other ports are not redirected
4379 * explicitly, to not break existing legacy setups which uses
4380 * -nographic _and_ redirects all ports explicitly - this is valid
4381 * usage, -nographic is just a no-op in this case.
4382 */
cfc58cf3 4383 if (nographic
ab51b1d5
MT		 4384 && (default_parallel || default_serial
4385 || default_monitor || default_virtcon)) {
4cd70f34 4386 error_report("-nographic cannot be used with -daemonize");
ab51b1d5
MT		 4387 exit(1);
4388 }
4389#ifdef CONFIG_CURSES
4390 if (display_type == DT_CURSES) {
4cd70f34 4391 error_report("curses display cannot be used with -daemonize");
ab51b1d5
MT		 4392 exit(1);
4393 }
4394#endif
4395 }
4396
cfc58cf3 4397 if (nographic) {
6a5e8b0e
GH		 4398 if (default_parallel)
4399 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4400 if (default_serial && default_monitor) {
4401 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4402 } else if (default_virtcon && default_monitor) {
4403 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4404 } else if (default_sclp && default_monitor) {
4405 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4406 } else {
4407 if (default_serial)
4408 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4409 if (default_virtcon)
4410 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4411 if (default_sclp) {
4412 add_device_config(DEV_SCLP, "stdio");
4413 }
e1c09175 4414 if (default_monitor)
4821cd4c 4415 monitor_parse("stdio", "readline", false);
e1c09175 4416 }
998bbd74
GH		 4417 } else {
4418 if (default_serial)
4419 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4420 if (default_parallel)
4421 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4422 if (default_monitor)
4821cd4c 4423 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 4424 if (default_virtcon)
4425 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4426 if (default_sclp) {
4427 add_device_config(DEV_SCLP, "vc:80Cx24C");
4428 }
bc0129d9
AL		 4429 }
4430
006decd4
GH		 4431#if defined(CONFIG_VNC)
4432 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4433 display_remote++;
4434 }
4435#endif
15546425
AL		 4436 if (display_type == DT_DEFAULT && !display_remote) {
4437#if defined(CONFIG_GTK)
4438 display_type = DT_GTK;
7b7d2be5 4439#elif defined(CONFIG_SDL)
15546425 4440 display_type = DT_SDL;
7b7d2be5
EH		 4441#elif defined(CONFIG_COCOA)
4442 display_type = DT_COCOA;
15546425 4443#elif defined(CONFIG_VNC)
70b94331 4444 vnc_parse("localhost:0,to=99,id=default", &error_abort);
15546425
AL		 4445#else
4446 display_type = DT_NONE;
4447#endif
4448 }
4449
047d4e15 4450 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
f61eddcb
EH		 4451 error_report("-no-frame, -alt-grab and -ctrl-grab are only valid "
4452 "for SDL, ignoring option");
047d4e15
PW		 4453 }
4454 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
f61eddcb
EH		 4455 error_report("-no-quit is only valid for GTK and SDL, "
4456 "ignoring option");
047d4e15
PW		 4457 }
4458
15546425 4459 if (display_type == DT_GTK) {
97edf3bd 4460 early_gtk_display_init(request_opengl);
15546425 4461 }
19a2c626 4462
0b71a5d5
GH		 4463 if (display_type == DT_SDL) {
4464 sdl_display_early_init(request_opengl);
4465 }
476db081 4466
777357d7
MAL		 4467 qemu_console_early_init();
4468
0b71a5d5
GH		 4469 if (request_opengl == 1 && display_opengl == 0) {
4470#if defined(CONFIG_OPENGL)
8afb9000 4471 error_report("OpenGL is not supported by the display");
0b71a5d5 4472#else
5dfdae81 4473 error_report("OpenGL support is disabled");
0b71a5d5
GH		 4474#endif
4475 exit(1);
4476 }
15546425 4477
87f50caa 4478 page_size_init();
a5829fd9
T		 4479 socket_init();
4480
1c7ba94a 4481 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4482 user_creatable_add_opts_foreach,
51b9b478 4483 object_create_initial, NULL)) {
1a688d3b 4484 exit(1);
a4c7367f
MA		 4485 }
4486
2c189a4e
DB		 4487 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4488 chardev_init_func, NULL, NULL)) {
4489 exit(1);
4490 }
4491
758e8e38 4492#ifdef CONFIG_VIRTFS
28d0de7a
MA		 4493 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4494 fsdev_init_func, NULL, NULL)) {
74db920c
GS		 4495 exit(1);
4496 }
4497#endif
1a688d3b 4498
28d0de7a
MA		 4499 if (qemu_opts_foreach(qemu_find_opts("device"),
4500 device_help_func, NULL, NULL)) {
3d1d9652
BR		 4501 exit(0);
4502 }
4503
6b1b1440 4504 machine_opts = qemu_get_machine_opts();
71df1d83
MA		 4505 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4506 NULL)) {
6b1b1440
MA		 4507 object_unref(OBJECT(current_machine));
4508 exit(1);
4509 }
4510
f6a1ef64 4511 configure_accelerator(current_machine);
214910a7 4512
00b8ea4e
PX		 4513 /*
4514 * Register all the global properties, including accel properties,
4515 * machine properties, and user-specified ones.
4516 */
4517 register_global_properties(current_machine);
4518
4519 /*
4520 * Migration object can only be created after global properties
4521 * are applied correctly.
4522 */
4523 migration_object_init();
4524
2c189a4e 4525 if (qtest_chrdev) {
007b0657 4526 qtest_init(qtest_chrdev, qtest_log, &error_fatal);
2c189a4e
DB		 4527 }
4528
2ff3de68
MA		 4529 machine_opts = qemu_get_machine_opts();
4530 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4531 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4532 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4533 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4534
8281abd5
MA		 4535 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4536 if (opts) {
f05f47bb
GA		 4537 boot_order = qemu_opt_get(opts, "order");
4538 if (boot_order) {
007b0657 4539 validate_bootdevices(boot_order, &error_fatal);
8281abd5
MA		 4540 }
4541
f05f47bb
GA		 4542 boot_once = qemu_opt_get(opts, "once");
4543 if (boot_once) {
007b0657 4544 validate_bootdevices(boot_once, &error_fatal);
8281abd5
MA		 4545 }
4546
4547 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4548 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4549 }
4550
f05f47bb
GA		 4551 if (!boot_order) {
4552 boot_order = machine_class->default_boot_order;
4553 }
4554
a0abe474
PM		 4555 if (!kernel_cmdline) {
4556 kernel_cmdline = "";
6b1b1440 4557 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4558 }
4559
a20dd508 4560 linux_boot = (kernel_filename != NULL);
6c41b272 4561
f8d39c01 4562 if (!linux_boot && *kernel_cmdline != '\0') {
f61eddcb 4563 error_report("-append only allowed with -kernel option");
f8d39c01
TS		 4564 exit(1);
4565 }
4566
4567 if (!linux_boot && initrd_filename != NULL) {
f61eddcb 4568 error_report("-initrd only allowed with -kernel option");
f8d39c01
TS		 4569 exit(1);
4570 }
4571
a59d31a1
LA		 4572 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4573 /* fall back to the -kernel/-append */
4574 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4575 }
4576
9156d763 4577 os_set_line_buffering();
3b46e624 4578
ad1be899
AL		 4579 /* spice needs the timers to be initialized by this point */
4580 qemu_spice_init();
ad1be899 4581
4603ea01 4582 cpu_ticks_init();
1ad9580b 4583 if (icount_opts) {
b0cb0a66
VP		 4584 if (!tcg_enabled()) {
4585 error_report("-icount is not allowed with hardware virtualization");
1ad9580b
ST		 4586 exit(1);
4587 }
4588 configure_icount(icount_opts, &error_abort);
4589 qemu_opts_del(icount_opts);
0abe905d 4590 }
634fce96 4591
e7b161d5
YZ		 4592 if (tcg_enabled()) {
4593 qemu_tcg_configure(accel_opts, &error_fatal);
4594 }
83fd9629 4595
d30300f7
EH		 4596 if (default_net) {
4597 QemuOptsList *net = qemu_find_opts("net");
4598 qemu_opts_set(net, NULL, "type", "nic", &error_abort);
4599#ifdef CONFIG_SLIRP
4600 qemu_opts_set(net, NULL, "type", "user", &error_abort);
4601#endif
4602 }
4603
5821ebf9
HZ		 4604 colo_info_init();
4605
dc1c9fe8
MM		 4606 if (net_init_clients() < 0) {
4607 exit(1);
702c651c 4608 }
f1510b2c 4609
9abce56d 4610 if (qemu_opts_foreach(qemu_find_opts("object"),
90998d58 4611 user_creatable_add_opts_foreach,
51b9b478 4612 object_create_delayed, NULL)) {
9abce56d
YH		 4613 exit(1);
4614 }
4615
d1a0cf73
SB		 4616#ifdef CONFIG_TPM
4617 if (tpm_init() < 0) {
4618 exit(1);
4619 }
4620#endif
4621
dc72ac14 4622 /* init the bluetooth world */
bd3c948d
GH		 4623 if (foreach_device_config(DEV_BT, bt_parse))
4624 exit(1);
dc72ac14 4625
834e76ea
AP		 4626 if (!xen_enabled()) {
4627 /* On 32-bit hosts, QEMU is limited by virtual address space */
4628 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
f61eddcb 4629 error_report("at most 2047 MB RAM can be simulated");
834e76ea
AP		 4630 exit(1);
4631 }
4632 }
9ae02555 4633
c163b5ca 4634 blk_mig_init();
0d6ab3ab 4635 ram_mig_init();
c163b5ca 4636
16026518
JS		 4637 /* If the currently selected machine wishes to override the units-per-bus
4638 * property of its default HBA interface type, do so now. */
4639 if (machine_class->units_per_default_bus) {
4640 override_max_devs(machine_class->block_default_type,
4641 machine_class->units_per_default_bus);
4642 }
4643
e4bcb14c 4644 /* open the virtual block devices */
42e5f393
MA		 4645 while (!QSIMPLEQ_EMPTY(&bdo_queue)) {
4646 BlockdevOptions_queue *bdo = QSIMPLEQ_FIRST(&bdo_queue);
4647
4648 QSIMPLEQ_REMOVE_HEAD(&bdo_queue, entry);
4649 loc_push_restore(&bdo->loc);
4650 qmp_blockdev_add(bdo->bdo, &error_fatal);
4651 loc_pop(&bdo->loc);
4652 qapi_free_BlockdevOptions(bdo->bdo);
4653 g_free(bdo);
4654 }
4c27b859
PD		 4655 if (snapshot || replay_mode != REPLAY_MODE_NONE) {
4656 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
4657 NULL, NULL);
4658 }
2d0d2837 4659 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
28d0de7a 4660 &machine_class->block_default_type, NULL)) {
9dfd7c7a 4661 exit(1);
2d0d2837 4662 }
3e3d5815 4663
958db90c 4664 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4665 CDROM_OPTS);
4666 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4667 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4668
ea089eeb 4669 parse_numa_opts(current_machine);
268a362c 4670
28d0de7a
MA		 4671 if (qemu_opts_foreach(qemu_find_opts("mon"),
4672 mon_init_func, NULL, NULL)) {
157b9319
JK		 4673 exit(1);
4674 }
4675
998bbd74
GH		 4676 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4677 exit(1);
6a5e8b0e
GH		 4678 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4679 exit(1);
aee1b935
GH		 4680 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4681 exit(1);
3ef669e1
AG		 4682 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4683 exit(1);
4684 }
c9f398e5
PA		 4685 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4686 exit(1);
2796dae0 4687
7f1b17f2 4688 /* If no default VGA is requested, the default is "none". */
3605ded5 4689 if (default_vga) {
6f00494a
GH		 4690 if (machine_class->default_display) {
4691 vga_model = machine_class->default_display;
c2c7b22d 4692 } else if (vga_interface_available(VGA_CIRRUS)) {
3605ded5 4693 vga_model = "cirrus";
c2c7b22d 4694 } else if (vga_interface_available(VGA_STD)) {
3605ded5
AJ		 4695 vga_model = "std";
4696 }
a369da5f 4697 }
d44229c5
MW		 4698 if (vga_model) {
4699 select_vgahw(vga_model);
4700 }
a369da5f 4701
09aaa160
MA		 4702 if (watchdog) {
4703 i = select_watchdog(watchdog);
4704 if (i > 0)
4705 exit (i == 1 ? 1 : 0);
4706 }
4707
8bd7f71d
PD		 4708 /* This checkpoint is required by replay to separate prior clock
4709 reading from the other reads, because timer polling functions query
4710 clock values from the log. */
4711 replay_checkpoint(CHECKPOINT_INIT);
1de81d28
AL		 4712 qdev_machine_init();
4713
3ef96221 4714 current_machine->ram_size = ram_size;
c270fb9e
IM		 4715 current_machine->maxram_size = maxram_size;
4716 current_machine->ram_slots = ram_slots;
3ef96221 4717 current_machine->boot_order = boot_order;
3ef96221
MA		 4718 current_machine->cpu_model = cpu_model;
4719
6063d4c0
IM		 4720
4721 /* parse features once if machine provides default cpu_type */
4722 if (machine_class->default_cpu_type) {
4723 current_machine->cpu_type = machine_class->default_cpu_type;
4724 if (cpu_model) {
4725 current_machine->cpu_type =
4726 cpu_parse_cpu_model(machine_class->default_cpu_type, cpu_model);
4727 }
4728 }
4729
482dfe9a 4730 machine_run_board_init(current_machine);
3023f332 4731
28d16f38
HZ		 4732 realtime_init();
4733
4c565674 4734 soundhw_init();
b3e6d591 4735
b0cb0a66
VP		 4736 if (hax_enabled()) {
4737 hax_sync_vcpus();
4738 }
4739
81b2b810
GS		 4740 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4741 parse_fw_cfg, fw_cfg_find(), NULL) != 0) {
4742 exit(1);
4743 }
4744
3023f332 4745 /* init USB devices */
4bcbe0b6 4746 if (machine_usb(current_machine)) {
0752706d
MA		 4747 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4748 exit(1);
3023f332
AL		 4749 }
4750
79814179
TC		 4751 /* Check if IGD GFX passthrough. */
4752 igd_gfx_passthru();
4753
bd3c948d 4754 /* init generic devices */
bab47d9a 4755 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
28d0de7a
MA		 4756 if (qemu_opts_foreach(qemu_find_opts("device"),
4757 device_init_func, NULL, NULL)) {
bd3c948d 4758 exit(1);
a4c7367f 4759 }
9c6703fe 4760
3741c250
DL		 4761 cpu_synchronize_all_post_init();
4762
bab47d9a 4763 rom_reset_order_override();
bd3c948d 4764
a64aa578
MA		 4765 /*
4766 * Create frontends for -drive if=scsi leftovers.
4767 * Normally, frontends for -drive get created by machine
4768 * initialization for onboard SCSI HBAs. However, we create a few
4769 * more ever since SCSI qdevification, but this is pretty much an
4770 * implementation accident, and deprecated.
4771 */
fb8b660e
MA		 4772 scsi_legacy_handle_cmdline();
4773
a66c9dc7
JS		 4774 /* Did we create any drives that we failed to create a device for? */
4775 drive_check_orphaned();
4776
d30300f7
EH		 4777 /* Don't warn about the default network setup that you get if
4778 * no command line -net or -netdev options are specified. There
4779 * are two cases that we would otherwise complain about:
4780 * (1) board doesn't support a NIC but the implicit "-net nic"
4781 * requested one
4782 * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
4783 * sets up a nic that isn't connected to anything.
4784 */
4785 if (!default_net) {
4786 net_check_clients();
4787 }
4788
668680f7 4789
f05f47bb 4790 if (boot_once) {
07d04a02 4791 qemu_boot_set(boot_once, &error_fatal);
f05f47bb
GA		 4792 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4793 }
4794
64840c66 4795 ds = init_displaystate();
993fbfdb 4796
6b62dc2d 4797 /* init local displays */
993fbfdb 4798 switch (display_type) {
993fbfdb 4799 case DT_CURSES:
ab51b1d5 4800 curses_display_init(ds, full_screen);
993fbfdb 4801 break;
993fbfdb
AL		 4802 case DT_SDL:
4803 sdl_display_init(ds, full_screen, no_frame);
4804 break;
7b7d2be5 4805 case DT_COCOA:
993fbfdb
AL		 4806 cocoa_display_init(ds, full_screen);
4807 break;
15546425 4808 case DT_GTK:
881249c7 4809 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4810 break;
6b62dc2d
GH		 4811 default:
4812 break;
4813 }
4814
0ce235a7
GN		 4815 /* must be after terminal init, SDL library changes signal handlers */
4816 os_setup_signal_handling();
4817
6b62dc2d 4818 /* init remote displays */
a663fbd9 4819#ifdef CONFIG_VNC
28d0de7a
MA		 4820 qemu_opts_foreach(qemu_find_opts("vnc"),
4821 vnc_init_func, NULL, NULL);
a663fbd9 4822#endif
f8c75b24 4823
9fa03286
GH		 4824 if (using_spice) {
4825 qemu_spice_display_init();
a3e22260 4826 }
5b08fc10 4827
371ec54e 4828#ifdef CONFIG_OPENGL_DMABUF
bb1599b6
GH		 4829 if (display_type == DT_EGL) {
4830 egl_headless_init();
4831 }
4832#endif
4833
ef0c4a0d 4834 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4835 exit(1);
45669e00 4836 }
45669e00 4837
3418bd25
GH		 4838 qdev_machine_creation_done();
4839
80376c3f
IY		 4840 /* TODO: once all bus devices are qdevified, this should be done
4841 * when bus is created by qdev.c */
4842 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4843 qemu_run_machine_init_done_notifiers();
4844
6b3f7f63 4845 if (rom_check_and_register_reset() != 0) {
f61eddcb 4846 error_report("rom check and register reset failed");
6b3f7f63
EA		 4847 exit(1);
4848 }
d916b464 4849
7615936e
PD		 4850 replay_start();
4851
8bd7f71d
PD		 4852 /* This checkpoint is required by replay to separate prior clock
4853 reading from the other reads, because timer polling functions query
4854 clock values from the log. */
4855 replay_checkpoint(CHECKPOINT_RESET);
aedbe192 4856 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
48212d87 4857 register_global_state();
9c2037d0
PD		 4858 if (replay_mode != REPLAY_MODE_NONE) {
4859 replay_vmstate_init();
4860 } else if (loadvm) {
927d6638 4861 Error *local_err = NULL;
5e22479a 4862 if (load_snapshot(loadvm, &local_err) < 0) {
927d6638 4863 error_report_err(local_err);
05f2401e
JQ		 4864 autostart = 0;
4865 }
4866 }
d63d307f 4867
d828c430 4868 qdev_prop_check_globals();
abfd9ce3
AS		 4869 if (vmstate_dump_file) {
4870 /* dump and exit */
4871 dump_vmstate_json_to_file(vmstate_dump_file);
4872 return 0;
4873 }
9f9260a3 4874
2bb8c10c 4875 if (incoming) {
43eaae28
PB		 4876 Error *local_err = NULL;
4877 qemu_start_incoming_migration(incoming, &local_err);
4878 if (local_err) {
c29b77f9 4879 error_reportf_err(local_err, "-incoming %s: ", incoming);
43eaae28 4880 exit(1);
8ca5e801 4881 }
6b99dadc 4882 } else if (autostart) {
c0f4ce77 4883 vm_start();
6b99dadc 4884 }
ffd843bc 4885
eb505be1 4886 os_setup_post();
71e3ceb8 4887
8a7ddc38 4888 main_loop();
7615936e 4889 replay_disable_events();
dce8921b 4890 iothread_stop_all();
7615936e 4891
99435906 4892 pause_all_vcpus();
452589b6 4893 bdrv_close_all();
3d3b8303 4894 res_free();
b46a8906 4895
aa5cb7f5 4896 /* vhost-user must be cleaned up before chardevs. */
8caf911d 4897 net_cleanup();
a384c205 4898 audio_cleanup();
2ef45716 4899 monitor_cleanup();
aa5cb7f5 4900 qemu_chr_cleanup();
9d5139e5 4901 user_creatable_cleanup();
474628e8 4902 /* TODO: unref root container, check all devices are ok */
8caf911d 4903
0824d6fc
FB		 4904 return 0;
4905}
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