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hw/virtio-blk: add a constant for max number of merged requests
[qemu.git] / vl.c
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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 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5
FB		 29#include <sys/time.h>
30
d40cdb10
BS		 31#include "config-host.h"
32
452dfbef 33#ifdef CONFIG_SECCOMP
9c17d615 34#include "sysemu/seccomp.h"
452dfbef
EO		 35#endif
36
8a16d273
TS		 37#if defined(CONFIG_VDE)
38#include <libvdeplug.h>
39#endif
40
73332e5c 41#ifdef CONFIG_SDL
59a36a2f 42#if defined(__APPLE__) || defined(main)
6693665a 43#include <SDL.h>
880fec5d 44int qemu_main(int argc, char **argv, char **envp);
45int main(int argc, char **argv)
46{
59a36a2f 47 return qemu_main(argc, argv, NULL);
880fec5d 48}
49#undef main
50#define main qemu_main
96bcd4f8 51#endif
73332e5c 52#endif /* CONFIG_SDL */
0824d6fc 53
5b0753e0
FB		 54#ifdef CONFIG_COCOA
55#undef main
56#define main qemu_main
57#endif /* CONFIG_COCOA */
58
69e5bb68
AL		 59#include <glib.h>
60
c8897e8e 61#include "qemu/sockets.h"
511d2b14
BS		 62#include "hw/hw.h"
63#include "hw/boards.h"
a1a9cb0c 64#include "sysemu/accel.h"
511d2b14 65#include "hw/usb.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
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"
9c17d615 80#include "sysemu/sysemu.h"
022c62cb 81#include "exec/gdbstub.h"
1de7afc9 82#include "qemu/timer.h"
dccfcd0e 83#include "sysemu/char.h"
b33276a7 84#include "qemu/bitmap.h"
9c17d615 85#include "sysemu/blockdev.h"
0d09e41a 86#include "hw/block/block.h"
caf71f86 87#include "migration/block.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
511d2b14 90#include "audio/audio.h"
caf71f86 91#include "migration/migration.h"
9c17d615 92#include "sysemu/kvm.h"
7b1b5d19 93#include "qapi/qmp/qjson.h"
1de7afc9
PB		 94#include "qemu/option.h"
95#include "qemu/config-file.h"
59a5264b 96#include "qemu-options.h"
1fa9a5e4 97#include "qmp-commands.h"
1de7afc9 98#include "qemu/main-loop.h"
758e8e38 99#ifdef CONFIG_VIRTFS
74db920c
GS		 100#include "fsdev/qemu-fsdev.h"
101#endif
9c17d615 102#include "sysemu/qtest.h"
511d2b14 103
76cad711 104#include "disas/disas.h"
fc01f7e7 105
511d2b14 106
d918f23e 107#include "slirp/libslirp.h"
511d2b14 108
94b0b5ff 109#include "trace.h"
e4858974 110#include "trace/control.h"
1de7afc9 111#include "qemu/queue.h"
9c17d615
PB		 112#include "sysemu/cpus.h"
113#include "sysemu/arch_init.h"
1de7afc9 114#include "qemu/osdep.h"
72cf2d4f 115
29b0040b 116#include "ui/qemu-spice.h"
68d98d3e 117#include "qapi/string-input-visitor.h"
c4090f8e 118#include "qapi/opts-visitor.h"
84321831
WX		 119#include "qom/object_interfaces.h"
120#include "qapi-event.h"
29b0040b 121
1bfe856e 122#define DEFAULT_RAM_SIZE 128
313aa567 123
98b19252 124#define MAX_VIRTIO_CONSOLES 1
3ef669e1 125#define MAX_SCLP_CONSOLES 1
98b19252 126
4524051c
GH		 127static const char *data_dir[16];
128static int data_dir_idx;
1192dad8 129const char *bios_name = NULL;
cb5a7aa8 130enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 131DisplayType display_type = DT_DEFAULT;
4fdcac0e 132static int display_remote;
3d11d0eb 133const char* keyboard_layout = NULL;
c227f099 134ram_addr_t ram_size;
c902760f 135const char *mem_path = NULL;
c902760f 136int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 137bool enable_mlock = false;
c4b1fcc0 138int nb_nics;
7c9d8e07 139NICInfo nd_table[MAX_NICS];
d399f677 140int autostart;
f6503059
AZ		 141static int rtc_utc = 1;
142static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 143QEMUClockType rtc_clock;
64465297 144int vga_interface_type = VGA_NONE;
dbed7e40
BS		 145static int full_screen = 0;
146static int no_frame = 0;
667accab 147int no_quit = 0;
881249c7
JK		 148#ifdef CONFIG_GTK
149static bool grab_on_hover;
150#endif
8d11df9e 151CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 152CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 153CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 154CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 155int win2k_install_hack = 0;
1b530a6d 156int singlestep = 0;
6a00d601 157int smp_cpus = 1;
6be68d7e 158int max_cpus = 0;
dc6b1c09
AP		 159int smp_cores = 1;
160int smp_threads = 1;
6515b203 161int acpi_enabled = 1;
16b29ae1 162int no_hpet = 0;
52ca8d6a 163int fd_bootchk = 1;
4fdcac0e 164static int no_reboot;
b2f76161 165int no_shutdown = 0;
9467cd46 166int cursor_hide = 1;
a171fe39 167int graphic_rotate = 0;
09aaa160 168const char *watchdog;
2e55e842 169QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 170int nb_option_roms;
8e71621f 171int semihosting_enabled = 0;
2b8f2d41 172int old_param = 0;
c35734b2 173const char *qemu_name;
3780e197 174int alt_grab = 0;
0ca9f8a4 175int ctrl_grab = 0;
66508601
BS		 176unsigned int nb_prom_envs = 0;
177const char *prom_envs[MAX_PROM_ENVS];
95387491 178int boot_menu;
bc74112f 179bool boot_strict;
3d3b8303 180uint8_t *boot_splash_filedata;
d09acb9b 181size_t boot_splash_filedata_size;
3d3b8303 182uint8_t qemu_extra_params_fw[2];
0824d6fc 183
a8bfac37 184int icount_align_option;
1ca4d09a 185
268a362c 186int nb_numa_nodes;
1af878e0 187int max_numa_nodeid;
8c85901e 188NodeInfo numa_info[MAX_NODES];
268a362c 189
caad057b
EH		 190/* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
191 * little-endian "wire format" described in the SMBIOS 2.6 specification.
192 */
8fcb1b90 193uint8_t qemu_uuid[16];
fc3b3295 194bool qemu_uuid_set;
8fcb1b90 195
fd42deeb
GH		 196static NotifierList exit_notifiers =
197 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
198
4cab946a
GN		 199static NotifierList machine_init_done_notifiers =
200 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
201
d5286af5 202bool xen_allowed;
d745bef8
BS		 203uint32_t xen_domid;
204enum xen_mode xen_mode = XEN_EMULATE;
205
d44229c5 206static int has_defaults = 1;
998bbd74 207static int default_serial = 1;
6a5e8b0e 208static int default_parallel = 1;
986c5f78 209static int default_virtcon = 1;
3ef669e1 210static int default_sclp = 1;
abdeed06 211static int default_monitor = 1;
ac33f8fa
GH		 212static int default_floppy = 1;
213static int default_cdrom = 1;
214static int default_sdcard = 1;
7f1b17f2 215static int default_vga = 1;
998bbd74
GH		 216
217static struct {
218 const char *driver;
219 int *flag;
220} default_list[] = {
6a5e8b0e
GH		 221 { .driver = "isa-serial", .flag = &default_serial },
222 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 223 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 224 { .driver = "ide-cd", .flag = &default_cdrom },
225 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 226 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 227 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 228 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
229 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
230 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 231 { .driver = "VGA", .flag = &default_vga },
232 { .driver = "isa-vga", .flag = &default_vga },
233 { .driver = "cirrus-vga", .flag = &default_vga },
234 { .driver = "isa-cirrus-vga", .flag = &default_vga },
235 { .driver = "vmware-svga", .flag = &default_vga },
236 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 237};
238
4d454574
PB		 239static QemuOptsList qemu_rtc_opts = {
240 .name = "rtc",
241 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
242 .desc = {
243 {
244 .name = "base",
245 .type = QEMU_OPT_STRING,
246 },{
247 .name = "clock",
248 .type = QEMU_OPT_STRING,
249 },{
250 .name = "driftfix",
251 .type = QEMU_OPT_STRING,
252 },
253 { /* end of list */ }
254 },
255};
256
257static QemuOptsList qemu_sandbox_opts = {
258 .name = "sandbox",
259 .implied_opt_name = "enable",
260 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
261 .desc = {
262 {
263 .name = "enable",
264 .type = QEMU_OPT_BOOL,
265 },
266 { /* end of list */ }
267 },
268};
269
270static QemuOptsList qemu_trace_opts = {
271 .name = "trace",
272 .implied_opt_name = "trace",
273 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
274 .desc = {
275 {
276 .name = "events",
277 .type = QEMU_OPT_STRING,
278 },{
279 .name = "file",
280 .type = QEMU_OPT_STRING,
281 },
282 { /* end of list */ }
283 },
284};
285
286static QemuOptsList qemu_option_rom_opts = {
287 .name = "option-rom",
288 .implied_opt_name = "romfile",
289 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
290 .desc = {
291 {
292 .name = "bootindex",
293 .type = QEMU_OPT_NUMBER,
294 }, {
295 .name = "romfile",
296 .type = QEMU_OPT_STRING,
297 },
298 { /* end of list */ }
299 },
300};
301
302static QemuOptsList qemu_machine_opts = {
303 .name = "machine",
304 .implied_opt_name = "type",
305 .merge_lists = true,
306 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
307 .desc = {
49d2e648
MA		 308 /*
309 * no elements => accept any
310 * sanity checking will happen later
311 * when setting machine properties
312 */
313 { }
4d454574
PB		 314 },
315};
316
317static QemuOptsList qemu_boot_opts = {
318 .name = "boot-opts",
6ef4716c
MA		 319 .implied_opt_name = "order",
320 .merge_lists = true,
4d454574
PB		 321 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
322 .desc = {
4d454574
PB		 323 {
324 .name = "order",
325 .type = QEMU_OPT_STRING,
326 }, {
327 .name = "once",
328 .type = QEMU_OPT_STRING,
329 }, {
330 .name = "menu",
6ef4716c 331 .type = QEMU_OPT_BOOL,
4d454574
PB		 332 }, {
333 .name = "splash",
334 .type = QEMU_OPT_STRING,
335 }, {
336 .name = "splash-time",
337 .type = QEMU_OPT_STRING,
338 }, {
339 .name = "reboot-timeout",
340 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 341 }, {
342 .name = "strict",
e5187b56 343 .type = QEMU_OPT_BOOL,
4d454574
PB		 344 },
345 { /*End of list */ }
346 },
347};
348
349static QemuOptsList qemu_add_fd_opts = {
350 .name = "add-fd",
351 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
352 .desc = {
353 {
354 .name = "fd",
355 .type = QEMU_OPT_NUMBER,
356 .help = "file descriptor of which a duplicate is added to fd set",
357 },{
358 .name = "set",
359 .type = QEMU_OPT_NUMBER,
360 .help = "ID of the fd set to add fd to",
361 },{
362 .name = "opaque",
363 .type = QEMU_OPT_STRING,
364 .help = "free-form string used to describe fd",
365 },
366 { /* end of list */ }
367 },
368};
369
370static QemuOptsList qemu_object_opts = {
371 .name = "object",
372 .implied_opt_name = "qom-type",
373 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
374 .desc = {
375 { }
376 },
377};
378
d1a0cf73
SB		 379static QemuOptsList qemu_tpmdev_opts = {
380 .name = "tpmdev",
381 .implied_opt_name = "type",
382 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
383 .desc = {
bb716238 384 /* options are defined in the TPM backends */
d1a0cf73
SB		 385 { /* end of list */ }
386 },
387};
388
888a6bc6
SM		 389static QemuOptsList qemu_realtime_opts = {
390 .name = "realtime",
391 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
392 .desc = {
393 {
394 .name = "mlock",
395 .type = QEMU_OPT_BOOL,
396 },
397 { /* end of list */ }
398 },
399};
400
5e2ac519
SA		 401static QemuOptsList qemu_msg_opts = {
402 .name = "msg",
403 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
404 .desc = {
405 {
406 .name = "timestamp",
407 .type = QEMU_OPT_BOOL,
408 },
409 { /* end of list */ }
410 },
411};
412
5d12f961
DDAG		 413static QemuOptsList qemu_name_opts = {
414 .name = "name",
415 .implied_opt_name = "guest",
416 .merge_lists = true,
417 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
418 .desc = {
419 {
420 .name = "guest",
421 .type = QEMU_OPT_STRING,
422 .help = "Sets the name of the guest.\n"
423 "This name will be displayed in the SDL window caption.\n"
424 "The name will also be used for the VNC server",
425 }, {
426 .name = "process",
427 .type = QEMU_OPT_STRING,
428 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 429 }, {
430 .name = "debug-threads",
431 .type = QEMU_OPT_BOOL,
432 .help = "When enabled, name the individual threads; defaults off.\n"
433 "NOTE: The thread names are for debugging and not a\n"
434 "stable API.",
5d12f961
DDAG		 435 },
436 { /* End of list */ }
437 },
438};
439
6e1d3c1c
IM		 440static QemuOptsList qemu_mem_opts = {
441 .name = "memory",
442 .implied_opt_name = "size",
443 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
444 .merge_lists = true,
445 .desc = {
446 {
447 .name = "size",
448 .type = QEMU_OPT_SIZE,
449 },
c270fb9e
IM		 450 {
451 .name = "slots",
452 .type = QEMU_OPT_NUMBER,
453 },
454 {
455 .name = "maxmem",
456 .type = QEMU_OPT_SIZE,
457 },
6e1d3c1c
IM		 458 { /* end of list */ }
459 },
460};
461
1ad9580b
ST		 462static QemuOptsList qemu_icount_opts = {
463 .name = "icount",
464 .implied_opt_name = "shift",
465 .merge_lists = true,
466 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
467 .desc = {
468 {
469 .name = "shift",
470 .type = QEMU_OPT_STRING,
a8bfac37
ST		 471 }, {
472 .name = "align",
473 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 474 },
475 { /* end of list */ }
476 },
477};
478
a38bb079
LI		 479static QemuOptsList qemu_semihosting_config_opts = {
480 .name = "semihosting-config",
481 .implied_opt_name = "enable",
482 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
483 .desc = {
484 {
485 .name = "enable",
486 .type = QEMU_OPT_BOOL,
487 }, {
488 .name = "target",
489 .type = QEMU_OPT_STRING,
490 },
491 { /* end of list */ }
492 },
493};
494
7f9d6e54
MA		 495/**
496 * Get machine options
497 *
498 * Returns: machine options (never null).
499 */
500QemuOpts *qemu_get_machine_opts(void)
501{
e96e5ae8 502 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 503}
504
31459f46
RS		 505const char *qemu_get_vm_name(void)
506{
507 return qemu_name;
508}
509
3d3b8303
WX		 510static void res_free(void)
511{
512 if (boot_splash_filedata != NULL) {
7267c094 513 g_free(boot_splash_filedata);
3d3b8303
WX		 514 boot_splash_filedata = NULL;
515 }
516}
517
998bbd74
GH		 518static int default_driver_check(QemuOpts *opts, void *opaque)
519{
520 const char *driver = qemu_opt_get(opts, "driver");
521 int i;
522
523 if (!driver)
524 return 0;
525 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
526 if (strcmp(default_list[i].driver, driver) != 0)
527 continue;
528 *(default_list[i].flag) = 0;
529 }
530 return 0;
531}
532
f5bbfba1
LC		 533/***********************************************************/
534/* QEMU state */
535
0461d5a6 536static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 537
74892d24
PB		 538/* We use RUN_STATE_MAX but any invalid value will do */
539static RunState vmstop_requested = RUN_STATE_MAX;
540static QemuMutex vmstop_lock;
541
5db9d4d1
LC		 542typedef struct {
543 RunState from;
544 RunState to;
545} RunStateTransition;
546
547static const RunStateTransition runstate_transitions_def[] = {
548 /* from -> to */
0461d5a6 549 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 550 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 551
0461d5a6 552 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 553 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 554
0461d5a6 555 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 556 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 557
0461d5a6 558 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 559 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 560
0461d5a6 561 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 562 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 563
0461d5a6 564 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 565 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 566
0461d5a6 567 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 568 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 569 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 570
0461d5a6
LC		 571 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
572 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 573
0461d5a6 574 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 575
0461d5a6
LC		 576 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
577 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
578 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
579 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
580 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
581 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
582 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
583 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
584 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 585 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 586
0461d5a6 587 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 588
0461d5a6 589 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 590 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 591
ad02b96a
LC		 592 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
593 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
594 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
595 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
596
0461d5a6 597 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 598 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 599
df390768 600 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 601 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 602
0461d5a6 603 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 604};
605
0461d5a6
LC		 606static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
607
f5bbfba1
LC		 608bool runstate_check(RunState state)
609{
610 return current_run_state == state;
611}
612
4fdcac0e 613static void runstate_init(void)
5db9d4d1
LC		 614{
615 const RunStateTransition *p;
616
617 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 618 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 619 runstate_valid_transitions[p->from][p->to] = true;
620 }
74892d24
PB		 621
622 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 623}
624
625/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 626void runstate_set(RunState new_state)
627{
207c5cd2
LC		 628 assert(new_state < RUN_STATE_MAX);
629
630 if (!runstate_valid_transitions[current_run_state][new_state]) {
631 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
632 RunState_lookup[current_run_state],
633 RunState_lookup[new_state]);
5db9d4d1
LC		 634 abort();
635 }
7e866003 636 trace_runstate_set(new_state);
f5bbfba1
LC		 637 current_run_state = new_state;
638}
639
1fa9a5e4 640int runstate_is_running(void)
9e37b9dc 641{
1fa9a5e4 642 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 643}
644
ede085b3
HT		 645bool runstate_needs_reset(void)
646{
647 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 648 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 649}
650
1fa9a5e4 651StatusInfo *qmp_query_status(Error **errp)
1354869c 652{
1fa9a5e4
LC		 653 StatusInfo *info = g_malloc0(sizeof(*info));
654
655 info->running = runstate_is_running();
656 info->singlestep = singlestep;
657 info->status = current_run_state;
658
659 return info;
1354869c
LC		 660}
661
74892d24
PB		 662static bool qemu_vmstop_requested(RunState *r)
663{
664 qemu_mutex_lock(&vmstop_lock);
665 *r = vmstop_requested;
666 vmstop_requested = RUN_STATE_MAX;
667 qemu_mutex_unlock(&vmstop_lock);
668 return *r < RUN_STATE_MAX;
669}
670
671void qemu_system_vmstop_request_prepare(void)
672{
673 qemu_mutex_lock(&vmstop_lock);
674}
675
676void qemu_system_vmstop_request(RunState state)
677{
678 vmstop_requested = state;
679 qemu_mutex_unlock(&vmstop_lock);
680 qemu_notify_event();
681}
682
683void vm_start(void)
684{
685 RunState requested;
686
687 qemu_vmstop_requested(&requested);
688 if (runstate_is_running() && requested == RUN_STATE_MAX) {
689 return;
690 }
691
692 /* Ensure that a STOP/RESUME pair of events is emitted if a
693 * vmstop request was pending. The BLOCK_IO_ERROR event, for
694 * example, according to documentation is always followed by
695 * the STOP event.
696 */
697 if (runstate_is_running()) {
591c48fb 698 qapi_event_send_stop(&error_abort);
74892d24
PB		 699 } else {
700 cpu_enable_ticks();
701 runstate_set(RUN_STATE_RUNNING);
702 vm_state_notify(1, RUN_STATE_RUNNING);
703 resume_all_vcpus();
704 }
705
591c48fb 706 qapi_event_send_resume(&error_abort);
74892d24
PB		 707}
708
709
8f0056b7
PB		 710/***********************************************************/
711/* real time host monotonic timer */
09b26c5e 712
f6503059
AZ		 713/***********************************************************/
714/* host time/date access */
715void qemu_get_timedate(struct tm *tm, int offset)
716{
717 time_t ti;
f6503059
AZ		 718
719 time(&ti);
720 ti += offset;
721 if (rtc_date_offset == -1) {
722 if (rtc_utc)
eb7ff6fb 723 gmtime_r(&ti, tm);
f6503059 724 else
eb7ff6fb 725 localtime_r(&ti, tm);
f6503059
AZ		 726 } else {
727 ti -= rtc_date_offset;
eb7ff6fb 728 gmtime_r(&ti, tm);
f6503059 729 }
f6503059
AZ		 730}
731
732int qemu_timedate_diff(struct tm *tm)
733{
734 time_t seconds;
735
736 if (rtc_date_offset == -1)
737 if (rtc_utc)
738 seconds = mktimegm(tm);
f54c556c
GN		 739 else {
740 struct tm tmp = *tm;
741 tmp.tm_isdst = -1; /* use timezone to figure it out */
742 seconds = mktime(&tmp);
743 }
f6503059
AZ		 744 else
745 seconds = mktimegm(tm) + rtc_date_offset;
746
747 return seconds - time(NULL);
748}
749
1ed2fc1f
JK		 750static void configure_rtc_date_offset(const char *startdate, int legacy)
751{
752 time_t rtc_start_date;
753 struct tm tm;
754
755 if (!strcmp(startdate, "now") && legacy) {
756 rtc_date_offset = -1;
757 } else {
758 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
759 &tm.tm_year,
760 &tm.tm_mon,
761 &tm.tm_mday,
762 &tm.tm_hour,
763 &tm.tm_min,
764 &tm.tm_sec) == 6) {
765 /* OK */
766 } else if (sscanf(startdate, "%d-%d-%d",
767 &tm.tm_year,
768 &tm.tm_mon,
769 &tm.tm_mday) == 3) {
770 tm.tm_hour = 0;
771 tm.tm_min = 0;
772 tm.tm_sec = 0;
773 } else {
774 goto date_fail;
775 }
776 tm.tm_year -= 1900;
777 tm.tm_mon--;
778 rtc_start_date = mktimegm(&tm);
779 if (rtc_start_date == -1) {
780 date_fail:
781 fprintf(stderr, "Invalid date format. Valid formats are:\n"
782 "'2006-06-17T16:01:21' or '2006-06-17'\n");
783 exit(1);
784 }
785 rtc_date_offset = time(NULL) - rtc_start_date;
786 }
787}
788
789static void configure_rtc(QemuOpts *opts)
790{
791 const char *value;
792
793 value = qemu_opt_get(opts, "base");
794 if (value) {
795 if (!strcmp(value, "utc")) {
796 rtc_utc = 1;
797 } else if (!strcmp(value, "localtime")) {
798 rtc_utc = 0;
799 } else {
800 configure_rtc_date_offset(value, 0);
801 }
802 }
6875204c
JK		 803 value = qemu_opt_get(opts, "clock");
804 if (value) {
805 if (!strcmp(value, "host")) {
884f17c2 806 rtc_clock = QEMU_CLOCK_HOST;
78808141 807 } else if (!strcmp(value, "rt")) {
884f17c2 808 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 809 } else if (!strcmp(value, "vm")) {
884f17c2 810 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 811 } else {
812 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
813 exit(1);
814 }
815 }
1ed2fc1f
JK		 816 value = qemu_opt_get(opts, "driftfix");
817 if (value) {
7e4c0336 818 if (!strcmp(value, "slew")) {
433acf0d
JK		 819 static GlobalProperty slew_lost_ticks[] = {
820 {
821 .driver = "mc146818rtc",
822 .property = "lost_tick_policy",
823 .value = "slew",
824 },
825 { /* end of list */ }
826 };
827
828 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 829 } else if (!strcmp(value, "none")) {
433acf0d 830 /* discard is default */
1ed2fc1f
JK		 831 } else {
832 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
833 exit(1);
834 }
835 }
1ed2fc1f
JK		 836}
837
1ae26a18
AZ		 838/***********************************************************/
839/* Bluetooth support */
840static int nb_hcis;
841static int cur_hci;
842static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 843
1ae26a18
AZ		 844struct HCIInfo *qemu_next_hci(void)
845{
846 if (cur_hci == nb_hcis)
847 return &null_hci;
848
849 return hci_table[cur_hci++];
850}
851
dc72ac14
AZ		 852static int bt_hci_parse(const char *str)
853{
854 struct HCIInfo *hci;
c227f099 855 bdaddr_t bdaddr;
dc72ac14
AZ		 856
857 if (nb_hcis >= MAX_NICS) {
858 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
859 return -1;
860 }
861
862 hci = hci_init(str);
863 if (!hci)
864 return -1;
865
866 bdaddr.b[0] = 0x52;
867 bdaddr.b[1] = 0x54;
868 bdaddr.b[2] = 0x00;
869 bdaddr.b[3] = 0x12;
870 bdaddr.b[4] = 0x34;
871 bdaddr.b[5] = 0x56 + nb_hcis;
872 hci->bdaddr_set(hci, bdaddr.b);
873
874 hci_table[nb_hcis++] = hci;
875
876 return 0;
877}
878
879static void bt_vhci_add(int vlan_id)
880{
881 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
882
883 if (!vlan->slave)
884 fprintf(stderr, "qemu: warning: adding a VHCI to "
885 "an empty scatternet %i\n", vlan_id);
886
887 bt_vhci_init(bt_new_hci(vlan));
888}
889
890static struct bt_device_s *bt_device_add(const char *opt)
891{
892 struct bt_scatternet_s *vlan;
893 int vlan_id = 0;
894 char *endp = strstr(opt, ",vlan=");
895 int len = (endp ? endp - opt : strlen(opt)) + 1;
896 char devname[10];
897
898 pstrcpy(devname, MIN(sizeof(devname), len), opt);
899
900 if (endp) {
901 vlan_id = strtol(endp + 6, &endp, 0);
902 if (*endp) {
903 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
904 return 0;
905 }
906 }
907
908 vlan = qemu_find_bt_vlan(vlan_id);
909
910 if (!vlan->slave)
911 fprintf(stderr, "qemu: warning: adding a slave device to "
912 "an empty scatternet %i\n", vlan_id);
913
914 if (!strcmp(devname, "keyboard"))
915 return bt_keyboard_init(vlan);
916
917 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
918 return 0;
919}
920
921static int bt_parse(const char *opt)
922{
923 const char *endp, *p;
924 int vlan;
925
926 if (strstart(opt, "hci", &endp)) {
927 if (!*endp || *endp == ',') {
928 if (*endp)
929 if (!strstart(endp, ",vlan=", 0))
930 opt = endp + 1;
931
932 return bt_hci_parse(opt);
933 }
934 } else if (strstart(opt, "vhci", &endp)) {
935 if (!*endp || *endp == ',') {
936 if (*endp) {
937 if (strstart(endp, ",vlan=", &p)) {
938 vlan = strtol(p, (char **) &endp, 0);
939 if (*endp) {
940 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
941 return 1;
942 }
943 } else {
944 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
945 return 1;
946 }
947 } else
948 vlan = 0;
949
950 bt_vhci_add(vlan);
951 return 0;
952 }
953 } else if (strstart(opt, "device:", &endp))
954 return !bt_device_add(endp);
955
956 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
957 return 1;
958}
959
7d76ad4f
EO		 960static int parse_sandbox(QemuOpts *opts, void *opaque)
961{
962 /* FIXME: change this to true for 1.3 */
963 if (qemu_opt_get_bool(opts, "enable", false)) {
964#ifdef CONFIG_SECCOMP
965 if (seccomp_start() < 0) {
966 qerror_report(ERROR_CLASS_GENERIC_ERROR,
967 "failed to install seccomp syscall filter in the kernel");
968 return -1;
969 }
970#else
971 qerror_report(ERROR_CLASS_GENERIC_ERROR,
972 "sandboxing request but seccomp is not compiled into this build");
973 return -1;
974#endif
975 }
976
977 return 0;
978}
979
5b9d313e 980static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 981{
982 const char *proc_name;
983
8f480de0
DDAG		 984 if (qemu_opt_get(opts, "debug-threads")) {
985 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
986 }
5d12f961
DDAG		 987 qemu_name = qemu_opt_get(opts, "guest");
988
989 proc_name = qemu_opt_get(opts, "process");
990 if (proc_name) {
991 os_set_proc_name(proc_name);
992 }
5b9d313e
DDAG		 993
994 return 0;
5d12f961
DDAG		 995}
996
f8b6f8ed
MA		 997bool defaults_enabled(void)
998{
999 return has_defaults;
1000}
1001
de77a243 1002bool usb_enabled(void)
094b287f 1003{
de77a243 1004 return machine_usb(current_machine);
094b287f
LZ		 1005}
1006
587ed6be
CB		 1007#ifndef _WIN32
1008static int parse_add_fd(QemuOpts *opts, void *opaque)
1009{
1010 int fd, dupfd, flags;
1011 int64_t fdset_id;
1012 const char *fd_opaque = NULL;
1013
1014 fd = qemu_opt_get_number(opts, "fd", -1);
1015 fdset_id = qemu_opt_get_number(opts, "set", -1);
1016 fd_opaque = qemu_opt_get(opts, "opaque");
1017
1018 if (fd < 0) {
1019 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1020 "fd option is required and must be non-negative");
1021 return -1;
1022 }
1023
1024 if (fd <= STDERR_FILENO) {
1025 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1026 "fd cannot be a standard I/O stream");
1027 return -1;
1028 }
1029
1030 /*
1031 * All fds inherited across exec() necessarily have FD_CLOEXEC
1032 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1033 */
1034 flags = fcntl(fd, F_GETFD);
1035 if (flags == -1 || (flags & FD_CLOEXEC)) {
1036 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1037 "fd is not valid or already in use");
1038 return -1;
1039 }
1040
1041 if (fdset_id < 0) {
1042 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1043 "set option is required and must be non-negative");
1044 return -1;
1045 }
1046
1047#ifdef F_DUPFD_CLOEXEC
1048 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1049#else
1050 dupfd = dup(fd);
1051 if (dupfd != -1) {
1052 qemu_set_cloexec(dupfd);
1053 }
1054#endif
1055 if (dupfd == -1) {
1056 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1057 "Error duplicating fd: %s", strerror(errno));
1058 return -1;
1059 }
1060
1061 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1062 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1063 fd_opaque, NULL);
1064
1065 return 0;
1066}
1067
1068static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1069{
1070 int fd;
1071
1072 fd = qemu_opt_get_number(opts, "fd", -1);
1073 close(fd);
1074
1075 return 0;
1076}
1077#endif
1078
1ae26a18
AZ		 1079/***********************************************************/
1080/* QEMU Block devices */
1081
2292ddae
MA		 1082#define HD_OPTS "media=disk"
1083#define CDROM_OPTS "media=cdrom"
1084#define FD_OPTS ""
1085#define PFLASH_OPTS ""
1086#define MTD_OPTS ""
1087#define SD_OPTS ""
e4bcb14c 1088
9dfd7c7a
GH		 1089static int drive_init_func(QemuOpts *opts, void *opaque)
1090{
2d0d2837 1091 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1092
60e19e06 1093 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1094}
1095
1096static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1097{
28de2f88 1098 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1099 qemu_opt_set(opts, "snapshot", "on");
1100 }
1101 return 0;
1102}
1103
3c42ea66
CB		 1104static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1105 int index, const char *optstr)
4e5d9b57
MA		 1106{
1107 QemuOpts *opts;
a66c9dc7 1108 DriveInfo *dinfo;
4e5d9b57 1109
4e5d9b57
MA		 1110 if (!enable || drive_get_by_index(type, index)) {
1111 return;
1112 }
1113
1114 opts = drive_add(type, index, NULL, optstr);
1115 if (snapshot) {
1116 drive_enable_snapshot(opts, NULL);
1117 }
a66c9dc7
JS		 1118
1119 dinfo = drive_new(opts, type);
1120 if (!dinfo) {
4e5d9b57
MA		 1121 exit(1);
1122 }
a66c9dc7
JS		 1123 dinfo->is_default = true;
1124
4e5d9b57
MA		 1125}
1126
12b7f57e
MT		 1127static QemuOptsList qemu_smp_opts = {
1128 .name = "smp-opts",
1129 .implied_opt_name = "cpus",
1130 .merge_lists = true,
1131 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1132 .desc = {
1133 {
1134 .name = "cpus",
1135 .type = QEMU_OPT_NUMBER,
1136 }, {
1137 .name = "sockets",
1138 .type = QEMU_OPT_NUMBER,
1139 }, {
1140 .name = "cores",
1141 .type = QEMU_OPT_NUMBER,
1142 }, {
1143 .name = "threads",
1144 .type = QEMU_OPT_NUMBER,
1145 }, {
1146 .name = "maxcpus",
1147 .type = QEMU_OPT_NUMBER,
1148 },
1149 { /*End of list */ }
1150 },
1151};
1152
1153static void smp_parse(QemuOpts *opts)
dc6b1c09 1154{
12b7f57e 1155 if (opts) {
dc6b1c09 1156
12b7f57e
MT		 1157 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1158 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1159 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1160 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1161
1162 /* compute missing values, prefer sockets over cores over threads */
1163 if (cpus == 0 || sockets == 0) {
1164 sockets = sockets > 0 ? sockets : 1;
1165 cores = cores > 0 ? cores : 1;
dc6b1c09 1166 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1167 if (cpus == 0) {
1168 cpus = cores * threads * sockets;
1169 }
719cac1c
EH		 1170 } else if (cores == 0) {
1171 threads = threads > 0 ? threads : 1;
1172 cores = cpus / (sockets * threads);
ec2cbbdd 1173 } else if (threads == 0) {
719cac1c 1174 threads = cpus / (cores * sockets);
ec2cbbdd
EH		 1175 } else if (sockets * cores * threads < cpus) {
1176 fprintf(stderr, "cpu topology: error: "
1177 "sockets (%u) * cores (%u) * threads (%u) < "
1178 "smp_cpus (%u)\n",
1179 sockets, cores, threads, cpus);
1180 exit(1);
dc6b1c09 1181 }
12b7f57e
MT		 1182
1183 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1184
1185 smp_cpus = cpus;
1186 smp_cores = cores > 0 ? cores : 1;
1187 smp_threads = threads > 0 ? threads : 1;
1188
dc6b1c09 1189 }
12b7f57e
MT		 1190
1191 if (max_cpus == 0) {
dc6b1c09 1192 max_cpus = smp_cpus;
12b7f57e
MT		 1193 }
1194
af67ee92 1195 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1196 fprintf(stderr, "Unsupported number of maxcpus\n");
1197 exit(1);
1198 }
1199 if (max_cpus < smp_cpus) {
1200 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1201 exit(1);
1202 }
1203
dc6b1c09
AP		 1204}
1205
28d16f38 1206static void realtime_init(void)
888a6bc6 1207{
888a6bc6
SM		 1208 if (enable_mlock) {
1209 if (os_mlock() < 0) {
1210 fprintf(stderr, "qemu: locking memory failed\n");
1211 exit(1);
1212 }
1213 }
1214}
1215
5e2ac519
SA		 1216
1217static void configure_msg(QemuOpts *opts)
1218{
1219 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1220}
1221
a594cfbf
FB		 1222/***********************************************************/
1223/* USB devices */
1224
fb08000c 1225static int usb_device_add(const char *devname)
a594cfbf 1226{
a5d2f727 1227 USBDevice *dev = NULL;
615fe4de
MR		 1228#ifndef CONFIG_LINUX
1229 const char *p;
1230#endif
a594cfbf 1231
de77a243 1232 if (!usb_enabled()) {
a594cfbf 1233 return -1;
094b287f 1234 }
a594cfbf 1235
0958b4cc
GH		 1236 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1237 dev = usbdevice_create(devname);
1238 if (dev)
1239 goto done;
1240
a5d2f727 1241 /* the other ones */
e447fc63
GH		 1242#ifndef CONFIG_LINUX
1243 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1244 if (strstart(devname, "host:", &p)) {
3741715c 1245 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1246 }
615fe4de 1247#endif
0d92ed30
PB		 1248 if (!dev)
1249 return -1;
1250
a5d2f727 1251done:
a594cfbf
FB		 1252 return 0;
1253}
1254
1f3870ab
AL		 1255static int usb_device_del(const char *devname)
1256{
1257 int bus_num, addr;
1258 const char *p;
1259
1a3973b3
GH		 1260 if (strstart(devname, "host:", &p)) {
1261 return -1;
1262 }
5d0c5750 1263
de77a243 1264 if (!usb_enabled()) {
1f3870ab 1265 return -1;
094b287f 1266 }
1f3870ab
AL		 1267
1268 p = strchr(devname, '.');
1269 if (!p)
1270 return -1;
1271 bus_num = strtoul(devname, NULL, 0);
1272 addr = strtoul(p + 1, NULL, 0);
1273
a5d2f727 1274 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1275}
1276
bd3c948d
GH		 1277static int usb_parse(const char *cmdline)
1278{
59d1c1c2 1279 int r;
fb08000c 1280 r = usb_device_add(cmdline);
59d1c1c2
ST		 1281 if (r < 0) {
1282 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1283 }
1284 return r;
bd3c948d
GH		 1285}
1286
d54908a5 1287void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1288{
59d1c1c2 1289 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1290 if (usb_device_add(devname) < 0) {
1ecda02b 1291 error_report("could not add USB device '%s'", devname);
59d1c1c2 1292 }
a594cfbf
FB		 1293}
1294
d54908a5 1295void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1296{
59d1c1c2
ST		 1297 const char *devname = qdict_get_str(qdict, "devname");
1298 if (usb_device_del(devname) < 0) {
1ecda02b 1299 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1300 }
a594cfbf
FB		 1301}
1302
cc1daa40
FB		 1303/***********************************************************/
1304/* machine registration */
1305
0056ae24 1306MachineState *current_machine;
cc1daa40 1307
261747f1
MA		 1308static void machine_class_init(ObjectClass *oc, void *data)
1309{
1310 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1311 QEMUMachine *qm = data;
261747f1 1312
2709f263 1313 mc->family = qm->family;
00b4fbe2
MA		 1314 mc->name = qm->name;
1315 mc->alias = qm->alias;
1316 mc->desc = qm->desc;
1317 mc->init = qm->init;
1318 mc->reset = qm->reset;
1319 mc->hot_add_cpu = qm->hot_add_cpu;
1320 mc->kvm_type = qm->kvm_type;
1321 mc->block_default_type = qm->block_default_type;
16026518 1322 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1323 mc->max_cpus = qm->max_cpus;
1324 mc->no_serial = qm->no_serial;
1325 mc->no_parallel = qm->no_parallel;
1326 mc->use_virtcon = qm->use_virtcon;
1327 mc->use_sclp = qm->use_sclp;
1328 mc->no_floppy = qm->no_floppy;
1329 mc->no_cdrom = qm->no_cdrom;
1330 mc->no_sdcard = qm->no_sdcard;
33cd52b5 1331 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
00b4fbe2
MA		 1332 mc->is_default = qm->is_default;
1333 mc->default_machine_opts = qm->default_machine_opts;
1334 mc->default_boot_order = qm->default_boot_order;
6f00494a 1335 mc->default_display = qm->default_display;
00b4fbe2
MA		 1336 mc->compat_props = qm->compat_props;
1337 mc->hw_version = qm->hw_version;
261747f1
MA		 1338}
1339
cc1daa40
FB		 1340int qemu_register_machine(QEMUMachine *m)
1341{
f5946dba 1342 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1343 TypeInfo ti = {
f5946dba 1344 .name = name,
261747f1
MA		 1345 .parent = TYPE_MACHINE,
1346 .class_init = machine_class_init,
1347 .class_data = (void *)m,
1348 };
1349
1350 type_register(&ti);
f5946dba 1351 g_free(name);
261747f1 1352
cc1daa40
FB		 1353 return 0;
1354}
1355
0056ae24 1356static MachineClass *find_machine(const char *name)
cc1daa40 1357{
261747f1 1358 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1359 MachineClass *mc = NULL;
cc1daa40 1360
261747f1 1361 for (el = machines; el; el = el->next) {
0056ae24 1362 MachineClass *temp = el->data;
261747f1 1363
958db90c 1364 if (!strcmp(temp->name, name)) {
0056ae24 1365 mc = temp;
261747f1
MA		 1366 break;
1367 }
958db90c
MA		 1368 if (temp->alias &&
1369 !strcmp(temp->alias, name)) {
0056ae24 1370 mc = temp;
261747f1
MA		 1371 break;
1372 }
cc1daa40 1373 }
261747f1
MA		 1374
1375 g_slist_free(machines);
0056ae24 1376 return mc;
cc1daa40
FB		 1377}
1378
0056ae24 1379MachineClass *find_default_machine(void)
0c257437 1380{
261747f1 1381 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1382 MachineClass *mc = NULL;
0c257437 1383
261747f1 1384 for (el = machines; el; el = el->next) {
0056ae24 1385 MachineClass *temp = el->data;
261747f1 1386
958db90c 1387 if (temp->is_default) {
0056ae24 1388 mc = temp;
261747f1 1389 break;
0c257437
AL		 1390 }
1391 }
261747f1
MA		 1392
1393 g_slist_free(machines);
0056ae24 1394 return mc;
0c257437
AL		 1395}
1396
01d3c80d
AL		 1397MachineInfoList *qmp_query_machines(Error **errp)
1398{
261747f1 1399 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1400 MachineInfoList *mach_list = NULL;
01d3c80d 1401
261747f1
MA		 1402 for (el = machines; el; el = el->next) {
1403 MachineClass *mc = el->data;
01d3c80d
AL		 1404 MachineInfoList *entry;
1405 MachineInfo *info;
1406
1407 info = g_malloc0(sizeof(*info));
958db90c 1408 if (mc->is_default) {
01d3c80d
AL		 1409 info->has_is_default = true;
1410 info->is_default = true;
1411 }
1412
958db90c 1413 if (mc->alias) {
01d3c80d 1414 info->has_alias = true;
958db90c 1415 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1416 }
1417
958db90c
MA		 1418 info->name = g_strdup(mc->name);
1419 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1420
1421 entry = g_malloc0(sizeof(*entry));
1422 entry->value = info;
1423 entry->next = mach_list;
1424 mach_list = entry;
1425 }
1426
261747f1 1427 g_slist_free(machines);
01d3c80d
AL		 1428 return mach_list;
1429}
1430
52eb3dfd
MA		 1431static int machine_help_func(QemuOpts *opts, MachineState *machine)
1432{
1433 ObjectProperty *prop;
1434
1435 if (!qemu_opt_has_help_opt(opts)) {
1436 return 0;
1437 }
1438
1439 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1440 if (!prop->set) {
1441 continue;
1442 }
1443
1444 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1445 prop->name, prop->type);
1446 if (prop->description) {
1447 error_printf(" (%s)\n", prop->description);
1448 } else {
1449 error_printf("\n");
1450 }
1451 }
1452
1453 return 1;
1454}
1455
8a7ddc38
FB		 1456/***********************************************************/
1457/* main execution loop */
1458
0bd48850
FB		 1459struct vm_change_state_entry {
1460 VMChangeStateHandler *cb;
1461 void *opaque;
72cf2d4f 1462 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1463};
1464
72cf2d4f 1465static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1466
1467VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1468 void *opaque)
1469{
1470 VMChangeStateEntry *e;
1471
7267c094 1472 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1473
1474 e->cb = cb;
1475 e->opaque = opaque;
72cf2d4f 1476 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1477 return e;
1478}
1479
1480void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1481{
72cf2d4f 1482 QLIST_REMOVE (e, entries);
7267c094 1483 g_free (e);
0bd48850
FB		 1484}
1485
1dfb4dd9 1486void vm_state_notify(int running, RunState state)
0bd48850 1487{
9b10ac86 1488 VMChangeStateEntry *e, *next;
0bd48850 1489
1dfb4dd9 1490 trace_vm_state_notify(running, state);
94b0b5ff 1491
9b10ac86 1492 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1493 e->cb(e->opaque, running, state);
0bd48850
FB		 1494 }
1495}
1496
bb0c6722
FB		 1497/* reset/shutdown handler */
1498
1499typedef struct QEMUResetEntry {
72cf2d4f 1500 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1501 QEMUResetHandler *func;
1502 void *opaque;
bb0c6722
FB		 1503} QEMUResetEntry;
1504
72cf2d4f
BS		 1505static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1506 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1507static int reset_requested;
f64622c4
GN		 1508static int shutdown_requested, shutdown_signal = -1;
1509static pid_t shutdown_pid;
3475187d 1510static int powerdown_requested;
8cf71710 1511static int debug_requested;
95b363b5 1512static int suspend_requested;
4bc78a87 1513static WakeupReason wakeup_reason;
a9552c8e
IM		 1514static NotifierList powerdown_notifiers =
1515 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1516static NotifierList suspend_notifiers =
1517 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1518static NotifierList wakeup_notifiers =
1519 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1520static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1521
1291eb35
AP		 1522int qemu_shutdown_requested_get(void)
1523{
1524 return shutdown_requested;
1525}
1526
1527int qemu_reset_requested_get(void)
1528{
1529 return reset_requested;
1530}
1531
4fdcac0e 1532static int qemu_shutdown_requested(void)
cf7a2fe2 1533{
817ef04d 1534 return atomic_xchg(&shutdown_requested, 0);
cf7a2fe2
AJ		 1535}
1536
4fdcac0e 1537static void qemu_kill_report(void)
f64622c4 1538{
35b30712 1539 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1540 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1541 if (shutdown_pid == 0) {
1542 /* This happens for eg ^C at the terminal, so it's worth
1543 * avoiding printing an odd message in that case.
1544 */
1545 fputc('\n', stderr);
1546 } else {
953ffe0f 1547 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1548 }
f64622c4
GN		 1549 shutdown_signal = -1;
1550 }
1551}
1552
4fdcac0e 1553static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1554{
1555 int r = reset_requested;
1556 reset_requested = 0;
1557 return r;
1558}
1559
95b363b5
GH		 1560static int qemu_suspend_requested(void)
1561{
1562 int r = suspend_requested;
1563 suspend_requested = 0;
1564 return r;
1565}
1566
4bc78a87 1567static WakeupReason qemu_wakeup_requested(void)
14058196 1568{
4bc78a87 1569 return wakeup_reason;
14058196
LC		 1570}
1571
4fdcac0e 1572static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1573{
1574 int r = powerdown_requested;
1575 powerdown_requested = 0;
1576 return r;
1577}
1578
e568902a
AL		 1579static int qemu_debug_requested(void)
1580{
1581 int r = debug_requested;
1582 debug_requested = 0;
1583 return r;
1584}
1585
a08d4367 1586void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1587{
7267c094 1588 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1589
bb0c6722
FB		 1590 re->func = func;
1591 re->opaque = opaque;
72cf2d4f 1592 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1593}
1594
dda9b29f 1595void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1596{
1597 QEMUResetEntry *re;
1598
72cf2d4f 1599 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1600 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1601 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1602 g_free(re);
dda9b29f
JK		 1603 return;
1604 }
1605 }
1606}
1607
be522029 1608void qemu_devices_reset(void)
dda9b29f
JK		 1609{
1610 QEMUResetEntry *re, *nre;
1611
1612 /* reset all devices */
72cf2d4f 1613 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1614 re->func(re->opaque);
1615 }
be522029
DG		 1616}
1617
1618void qemu_system_reset(bool report)
1619{
0056ae24
MA		 1620 MachineClass *mc;
1621
1622 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1623
958db90c
MA		 1624 if (mc && mc->reset) {
1625 mc->reset();
be522029
DG		 1626 } else {
1627 qemu_devices_reset();
1628 }
e063eb1f 1629 if (report) {
a6330785 1630 qapi_event_send_reset(&error_abort);
e063eb1f 1631 }
ea375f9a 1632 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1633}
1634
1635void qemu_system_reset_request(void)
1636{
d1beab82
FB		 1637 if (no_reboot) {
1638 shutdown_requested = 1;
1639 } else {
1640 reset_requested = 1;
1641 }
b4a3d965 1642 cpu_stop_current();
d9f75a4e 1643 qemu_notify_event();
bb0c6722
FB		 1644}
1645
95b363b5
GH		 1646static void qemu_system_suspend(void)
1647{
1648 pause_all_vcpus();
1649 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1650 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1651 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1652}
1653
1654void qemu_system_suspend_request(void)
1655{
9abc62f6 1656 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1657 return;
1658 }
1659 suspend_requested = 1;
1660 cpu_stop_current();
1661 qemu_notify_event();
1662}
1663
1664void qemu_register_suspend_notifier(Notifier *notifier)
1665{
1666 notifier_list_add(&suspend_notifiers, notifier);
1667}
1668
1669void qemu_system_wakeup_request(WakeupReason reason)
1670{
4fed9421
AK		 1671 trace_system_wakeup_request(reason);
1672
9abc62f6 1673 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1674 return;
1675 }
1676 if (!(wakeup_reason_mask & (1 << reason))) {
1677 return;
1678 }
ad02b96a 1679 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1680 wakeup_reason = reason;
95b363b5 1681 qemu_notify_event();
95b363b5
GH		 1682}
1683
1684void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1685{
1686 if (enabled) {
1687 wakeup_reason_mask |= (1 << reason);
1688 } else {
1689 wakeup_reason_mask &= ~(1 << reason);
1690 }
1691}
1692
1693void qemu_register_wakeup_notifier(Notifier *notifier)
1694{
1695 notifier_list_add(&wakeup_notifiers, notifier);
1696}
1697
f64622c4
GN		 1698void qemu_system_killed(int signal, pid_t pid)
1699{
1700 shutdown_signal = signal;
1701 shutdown_pid = pid;
d9389b96 1702 no_shutdown = 0;
f64622c4
GN		 1703 qemu_system_shutdown_request();
1704}
1705
bb0c6722
FB		 1706void qemu_system_shutdown_request(void)
1707{
bc78cff9 1708 trace_qemu_system_shutdown_request();
bb0c6722 1709 shutdown_requested = 1;
d9f75a4e 1710 qemu_notify_event();
bb0c6722
FB		 1711}
1712
013c2f15
IM		 1713static void qemu_system_powerdown(void)
1714{
0aab9ec3 1715 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1716 notifier_list_notify(&powerdown_notifiers, NULL);
1717}
1718
3475187d
FB		 1719void qemu_system_powerdown_request(void)
1720{
bc78cff9 1721 trace_qemu_system_powerdown_request();
3475187d 1722 powerdown_requested = 1;
d9f75a4e
AL		 1723 qemu_notify_event();
1724}
1725
a9552c8e
IM		 1726void qemu_register_powerdown_notifier(Notifier *notifier)
1727{
1728 notifier_list_add(&powerdown_notifiers, notifier);
1729}
1730
8cf71710
JK		 1731void qemu_system_debug_request(void)
1732{
1733 debug_requested = 1;
83f338f7 1734 qemu_notify_event();
8cf71710
JK		 1735}
1736
99435906
PB		 1737static bool main_loop_should_exit(void)
1738{
1739 RunState r;
1740 if (qemu_debug_requested()) {
1741 vm_stop(RUN_STATE_DEBUG);
1742 }
95b363b5
GH		 1743 if (qemu_suspend_requested()) {
1744 qemu_system_suspend();
1745 }
99435906
PB		 1746 if (qemu_shutdown_requested()) {
1747 qemu_kill_report();
84321831 1748 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1749 if (no_shutdown) {
1750 vm_stop(RUN_STATE_SHUTDOWN);
1751 } else {
1752 return true;
1753 }
1754 }
1755 if (qemu_reset_requested()) {
1756 pause_all_vcpus();
1757 cpu_synchronize_all_states();
1758 qemu_system_reset(VMRESET_REPORT);
1759 resume_all_vcpus();
ede085b3 1760 if (runstate_needs_reset()) {
99435906
PB		 1761 runstate_set(RUN_STATE_PAUSED);
1762 }
1763 }
14058196
LC		 1764 if (qemu_wakeup_requested()) {
1765 pause_all_vcpus();
1766 cpu_synchronize_all_states();
1767 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1768 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1769 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1770 resume_all_vcpus();
7a906f7f 1771 qapi_event_send_wakeup(&error_abort);
14058196 1772 }
99435906 1773 if (qemu_powerdown_requested()) {
013c2f15 1774 qemu_system_powerdown();
99435906
PB		 1775 }
1776 if (qemu_vmstop_requested(&r)) {
1777 vm_stop(r);
1778 }
1779 return false;
1780}
1781
43b96858
AL		 1782static void main_loop(void)
1783{
c9f711a5 1784 bool nonblocking;
99435906 1785 int last_io = 0;
8e1b90ec
JK		 1786#ifdef CONFIG_PROFILER
1787 int64_t ti;
1788#endif
99435906 1789 do {
a7d4207d 1790 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 1791#ifdef CONFIG_PROFILER
46481d39 1792 ti = profile_getclock();
89bfc105 1793#endif
c9f711a5 1794 last_io = main_loop_wait(nonblocking);
89bfc105 1795#ifdef CONFIG_PROFILER
46481d39 1796 dev_time += profile_getclock() - ti;
89bfc105 1797#endif
99435906 1798 } while (!main_loop_should_exit());
b4608c04
FB		 1799}
1800
9bd7e6d9
PB		 1801static void version(void)
1802{
f75ca1ae 1803 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1804}
1805
15f82208 1806static void help(int exitcode)
0824d6fc 1807{
a3adb7ad
ME		 1808 version();
1809 printf("usage: %s [options] [disk_image]\n\n"
1810 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1811 error_get_progname());
1812
77bd1119
ME		 1813#define QEMU_OPTIONS_GENERATE_HELP
1814#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1815
1816 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1817 "ctrl-alt-f toggle full screen\n"
1818 "ctrl-alt-n switch to virtual console 'n'\n"
1819 "ctrl-alt toggle mouse and keyboard grab\n"
1820 "\n"
a3adb7ad
ME		 1821 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1822
15f82208 1823 exit(exitcode);
0824d6fc
FB		 1824}
1825
cd6f1169
FB		 1826#define HAS_ARG 0x0001
1827
cd6f1169
FB		 1828typedef struct QEMUOption {
1829 const char *name;
1830 int flags;
1831 int index;
ad96090a 1832 uint32_t arch_mask;
cd6f1169
FB		 1833} QEMUOption;
1834
dbed7e40 1835static const QEMUOption qemu_options[] = {
ad96090a 1836 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1837#define QEMU_OPTIONS_GENERATE_OPTIONS
1838#include "qemu-options-wrapper.h"
cd6f1169 1839 { NULL },
fc01f7e7 1840};
a369da5f
BS		 1841
1842static bool vga_available(void)
1843{
36b7f27d 1844 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 1845}
1846
1847static bool cirrus_vga_available(void)
1848{
36b7f27d
AJ		 1849 return object_class_by_name("cirrus-vga")
1850 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 1851}
1852
1853static bool vmware_vga_available(void)
1854{
36b7f27d 1855 return object_class_by_name("vmware-svga");
a369da5f
BS		 1856}
1857
879049a3
AJ		 1858static bool qxl_vga_available(void)
1859{
1860 return object_class_by_name("qxl-vga");
1861}
1862
af87bf29
MCA		 1863static bool tcx_vga_available(void)
1864{
1865 return object_class_by_name("SUNW,tcx");
1866}
1867
1868static bool cg3_vga_available(void)
1869{
1870 return object_class_by_name("cgthree");
1871}
1872
3893c124 1873static void select_vgahw (const char *p)
1874{
1875 const char *opts;
1876
d44229c5 1877 assert(vga_interface_type == VGA_NONE);
3893c124 1878 if (strstart(p, "std", &opts)) {
a369da5f
BS		 1879 if (vga_available()) {
1880 vga_interface_type = VGA_STD;
1881 } else {
1882 fprintf(stderr, "Error: standard VGA not available\n");
1883 exit(0);
1884 }
3893c124 1885 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 1886 if (cirrus_vga_available()) {
1887 vga_interface_type = VGA_CIRRUS;
1888 } else {
1889 fprintf(stderr, "Error: Cirrus VGA not available\n");
1890 exit(0);
1891 }
3893c124 1892 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 1893 if (vmware_vga_available()) {
1894 vga_interface_type = VGA_VMWARE;
1895 } else {
1896 fprintf(stderr, "Error: VMWare SVGA not available\n");
1897 exit(0);
1898 }
94909d9f 1899 } else if (strstart(p, "xenfb", &opts)) {
86176759 1900 vga_interface_type = VGA_XENFB;
a19cbfb3 1901 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 1902 if (qxl_vga_available()) {
1903 vga_interface_type = VGA_QXL;
1904 } else {
1905 fprintf(stderr, "Error: QXL VGA not available\n");
1906 exit(0);
1907 }
af87bf29
MCA		 1908 } else if (strstart(p, "tcx", &opts)) {
1909 if (tcx_vga_available()) {
1910 vga_interface_type = VGA_TCX;
1911 } else {
1912 fprintf(stderr, "Error: TCX framebuffer not available\n");
1913 exit(0);
1914 }
1915 } else if (strstart(p, "cg3", &opts)) {
1916 if (cg3_vga_available()) {
1917 vga_interface_type = VGA_CG3;
1918 } else {
1919 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1920 exit(0);
1921 }
28b85ed8 1922 } else if (!strstart(p, "none", &opts)) {
3893c124 1923 invalid_vga:
1924 fprintf(stderr, "Unknown vga type: %s\n", p);
1925 exit(1);
1926 }
cb5a7aa8 1927 while (*opts) {
1928 const char *nextopt;
1929
1930 if (strstart(opts, ",retrace=", &nextopt)) {
1931 opts = nextopt;
1932 if (strstart(opts, "dumb", &nextopt))
1933 vga_retrace_method = VGA_RETRACE_DUMB;
1934 else if (strstart(opts, "precise", &nextopt))
1935 vga_retrace_method = VGA_RETRACE_PRECISE;
1936 else goto invalid_vga;
1937 } else goto invalid_vga;
1938 opts = nextopt;
1939 }
3893c124 1940}
1941
1472a95b
JS		 1942static DisplayType select_display(const char *p)
1943{
1944 const char *opts;
1945 DisplayType display = DT_DEFAULT;
1946
1947 if (strstart(p, "sdl", &opts)) {
1948#ifdef CONFIG_SDL
1949 display = DT_SDL;
1950 while (*opts) {
1951 const char *nextopt;
1952
1953 if (strstart(opts, ",frame=", &nextopt)) {
1954 opts = nextopt;
1955 if (strstart(opts, "on", &nextopt)) {
1956 no_frame = 0;
1957 } else if (strstart(opts, "off", &nextopt)) {
1958 no_frame = 1;
1959 } else {
05175535 1960 goto invalid_sdl_args;
1472a95b
JS		 1961 }
1962 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1963 opts = nextopt;
1964 if (strstart(opts, "on", &nextopt)) {
1965 alt_grab = 1;
1966 } else if (strstart(opts, "off", &nextopt)) {
1967 alt_grab = 0;
1968 } else {
05175535 1969 goto invalid_sdl_args;
1472a95b
JS		 1970 }
1971 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1972 opts = nextopt;
1973 if (strstart(opts, "on", &nextopt)) {
1974 ctrl_grab = 1;
1975 } else if (strstart(opts, "off", &nextopt)) {
1976 ctrl_grab = 0;
1977 } else {
05175535 1978 goto invalid_sdl_args;
1472a95b
JS		 1979 }
1980 } else if (strstart(opts, ",window_close=", &nextopt)) {
1981 opts = nextopt;
1982 if (strstart(opts, "on", &nextopt)) {
1983 no_quit = 0;
1984 } else if (strstart(opts, "off", &nextopt)) {
1985 no_quit = 1;
1986 } else {
05175535 1987 goto invalid_sdl_args;
1472a95b
JS		 1988 }
1989 } else {
05175535
PM		 1990 invalid_sdl_args:
1991 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1992 exit(1);
1472a95b
JS		 1993 }
1994 opts = nextopt;
1995 }
1996#else
1997 fprintf(stderr, "SDL support is disabled\n");
1998 exit(1);
1999#endif
3264ff12 2000 } else if (strstart(p, "vnc", &opts)) {
821601ea 2001#ifdef CONFIG_VNC
4db14629
GH		 2002 if (*opts == '=') {
2003 display_remote++;
2004 if (vnc_parse_func(opts+1) == NULL) {
2005 exit(1);
3264ff12 2006 }
4db14629 2007 } else {
3264ff12
JS		 2008 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2009 exit(1);
2010 }
821601ea
JS		 2011#else
2012 fprintf(stderr, "VNC support is disabled\n");
2013 exit(1);
2014#endif
1472a95b
JS		 2015 } else if (strstart(p, "curses", &opts)) {
2016#ifdef CONFIG_CURSES
2017 display = DT_CURSES;
2018#else
2019 fprintf(stderr, "Curses support is disabled\n");
2020 exit(1);
15546425
AL		 2021#endif
2022 } else if (strstart(p, "gtk", &opts)) {
2023#ifdef CONFIG_GTK
2024 display = DT_GTK;
881249c7
JK		 2025 while (*opts) {
2026 const char *nextopt;
2027
2028 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2029 opts = nextopt;
2030 if (strstart(opts, "on", &nextopt)) {
2031 grab_on_hover = true;
2032 } else if (strstart(opts, "off", &nextopt)) {
2033 grab_on_hover = false;
2034 } else {
2035 goto invalid_gtk_args;
2036 }
2037 } else {
2038 invalid_gtk_args:
2039 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2040 exit(1);
2041 }
2042 opts = nextopt;
2043 }
15546425
AL		 2044#else
2045 fprintf(stderr, "GTK support is disabled\n");
2046 exit(1);
1472a95b 2047#endif
4171d32e
JS		 2048 } else if (strstart(p, "none", &opts)) {
2049 display = DT_NONE;
1472a95b 2050 } else {
1472a95b
JS		 2051 fprintf(stderr, "Unknown display type: %s\n", p);
2052 exit(1);
2053 }
2054
2055 return display;
2056}
2057
7d4c3d53
MA		 2058static int balloon_parse(const char *arg)
2059{
382f0743 2060 QemuOpts *opts;
7d4c3d53 2061
382f0743
GH		 2062 if (strcmp(arg, "none") == 0) {
2063 return 0;
2064 }
2065
2066 if (!strncmp(arg, "virtio", 6)) {
2067 if (arg[6] == ',') {
2068 /* have params -> parse them */
3329f07b 2069 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2070 if (!opts)
2071 return -1;
2072 } else {
2073 /* create empty opts */
87ea75d5
PC		 2074 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2075 &error_abort);
7d4c3d53 2076 }
29f82b37 2077 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2078 return 0;
7d4c3d53 2079 }
382f0743
GH		 2080
2081 return -1;
7d4c3d53 2082}
7d4c3d53 2083
5cea8590
PB		 2084char *qemu_find_file(int type, const char *name)
2085{
4524051c 2086 int i;
5cea8590
PB		 2087 const char *subdir;
2088 char *buf;
2089
31783203
PM		 2090 /* Try the name as a straight path first */
2091 if (access(name, R_OK) == 0) {
4524051c 2092 trace_load_file(name, name);
7267c094 2093 return g_strdup(name);
5cea8590 2094 }
4524051c 2095
5cea8590
PB		 2096 switch (type) {
2097 case QEMU_FILE_TYPE_BIOS:
2098 subdir = "";
2099 break;
2100 case QEMU_FILE_TYPE_KEYMAP:
2101 subdir = "keymaps/";
2102 break;
2103 default:
2104 abort();
2105 }
4524051c
GH		 2106
2107 for (i = 0; i < data_dir_idx; i++) {
2108 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2109 if (access(buf, R_OK) == 0) {
2110 trace_load_file(name, buf);
2111 return buf;
2112 }
7267c094 2113 g_free(buf);
5cea8590 2114 }
4524051c 2115 return NULL;
5cea8590
PB		 2116}
2117
ff952ba2
MA		 2118static int device_help_func(QemuOpts *opts, void *opaque)
2119{
2120 return qdev_device_help(opts);
2121}
2122
f31d07d1
GH		 2123static int device_init_func(QemuOpts *opts, void *opaque)
2124{
2125 DeviceState *dev;
2126
2127 dev = qdev_device_add(opts);
2128 if (!dev)
2129 return -1;
b09995ae 2130 object_unref(OBJECT(dev));
f31d07d1
GH		 2131 return 0;
2132}
2133
1a688d3b
GH		 2134static int chardev_init_func(QemuOpts *opts, void *opaque)
2135{
bd2d80b2 2136 Error *local_err = NULL;
1a688d3b 2137
bd2d80b2 2138 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2139 if (local_err) {
4a44d85e 2140 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2141 error_free(local_err);
1a688d3b 2142 return -1;
bd2d80b2 2143 }
1a688d3b
GH		 2144 return 0;
2145}
2146
758e8e38 2147#ifdef CONFIG_VIRTFS
74db920c
GS		 2148static int fsdev_init_func(QemuOpts *opts, void *opaque)
2149{
2150 int ret;
2151 ret = qemu_fsdev_add(opts);
2152
2153 return ret;
2154}
2155#endif
2156
88589343
GH		 2157static int mon_init_func(QemuOpts *opts, void *opaque)
2158{
2159 CharDriverState *chr;
2160 const char *chardev;
2161 const char *mode;
2162 int flags;
2163
2164 mode = qemu_opt_get(opts, "mode");
2165 if (mode == NULL) {
2166 mode = "readline";
2167 }
2168 if (strcmp(mode, "readline") == 0) {
2169 flags = MONITOR_USE_READLINE;
2170 } else if (strcmp(mode, "control") == 0) {
2171 flags = MONITOR_USE_CONTROL;
2172 } else {
2173 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2174 exit(1);
2175 }
2176
39eaab9a
DB		 2177 if (qemu_opt_get_bool(opts, "pretty", 0))
2178 flags |= MONITOR_USE_PRETTY;
2179
88589343
GH		 2180 if (qemu_opt_get_bool(opts, "default", 0))
2181 flags |= MONITOR_IS_DEFAULT;
2182
2183 chardev = qemu_opt_get(opts, "chardev");
2184 chr = qemu_chr_find(chardev);
2185 if (chr == NULL) {
2186 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2187 exit(1);
2188 }
2189
456d6069 2190 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2191 monitor_init(chr, flags);
2192 return 0;
2193}
2194
4821cd4c 2195static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2196{
2197 static int monitor_device_index = 0;
2198 QemuOpts *opts;
2199 const char *p;
2200 char label[32];
2201 int def = 0;
2202
2203 if (strstart(optarg, "chardev:", &p)) {
2204 snprintf(label, sizeof(label), "%s", p);
2205 } else {
140e065d
JK		 2206 snprintf(label, sizeof(label), "compat_monitor%d",
2207 monitor_device_index);
2208 if (monitor_device_index == 0) {
88589343
GH		 2209 def = 1;
2210 }
2211 opts = qemu_chr_parse_compat(label, optarg);
2212 if (!opts) {
2213 fprintf(stderr, "parse error: %s\n", optarg);
2214 exit(1);
2215 }
2216 }
2217
8be7e7e4 2218 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2219 if (!opts) {
2220 fprintf(stderr, "duplicate chardev: %s\n", label);
2221 exit(1);
2222 }
6ca5582d 2223 qemu_opt_set(opts, "mode", mode);
88589343 2224 qemu_opt_set(opts, "chardev", label);
4821cd4c 2225 qemu_opt_set_bool(opts, "pretty", pretty);
88589343
GH		 2226 if (def)
2227 qemu_opt_set(opts, "default", "on");
2228 monitor_device_index++;
2229}
2230
bd3c948d
GH		 2231struct device_config {
2232 enum {
aee1b935
GH		 2233 DEV_USB, /* -usbdevice */
2234 DEV_BT, /* -bt */
2235 DEV_SERIAL, /* -serial */
2236 DEV_PARALLEL, /* -parallel */
2237 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2238 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2239 DEV_GDB, /* -gdb, -s */
3ef669e1 2240 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2241 } type;
2242 const char *cmdline;
d9a5954d 2243 Location loc;
72cf2d4f 2244 QTAILQ_ENTRY(device_config) next;
bd3c948d 2245};
4fdcac0e
BS		 2246
2247static QTAILQ_HEAD(, device_config) device_configs =
2248 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2249
2250static void add_device_config(int type, const char *cmdline)
2251{
2252 struct device_config *conf;
2253
7267c094 2254 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2255 conf->type = type;
2256 conf->cmdline = cmdline;
d9a5954d 2257 loc_save(&conf->loc);
72cf2d4f 2258 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2259}
2260
2261static int foreach_device_config(int type, int (*func)(const char *cmdline))
2262{
2263 struct device_config *conf;
2264 int rc;
2265
72cf2d4f 2266 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2267 if (conf->type != type)
2268 continue;
d9a5954d 2269 loc_push_restore(&conf->loc);
bd3c948d 2270 rc = func(conf->cmdline);
d9a5954d 2271 loc_pop(&conf->loc);
28de2f88 2272 if (rc) {
bd3c948d 2273 return rc;
28de2f88 2274 }
bd3c948d
GH		 2275 }
2276 return 0;
2277}
2278
998bbd74
GH		 2279static int serial_parse(const char *devname)
2280{
2281 static int index = 0;
2282 char label[32];
2283
2284 if (strcmp(devname, "none") == 0)
2285 return 0;
2286 if (index == MAX_SERIAL_PORTS) {
2287 fprintf(stderr, "qemu: too many serial ports\n");
2288 exit(1);
2289 }
2290 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2291 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2292 if (!serial_hds[index]) {
52d06136
PM		 2293 fprintf(stderr, "qemu: could not connect serial device"
2294 " to character backend '%s'\n", devname);
998bbd74
GH		 2295 return -1;
2296 }
2297 index++;
2298 return 0;
2299}
2300
6a5e8b0e
GH		 2301static int parallel_parse(const char *devname)
2302{
2303 static int index = 0;
2304 char label[32];
2305
2306 if (strcmp(devname, "none") == 0)
2307 return 0;
2308 if (index == MAX_PARALLEL_PORTS) {
2309 fprintf(stderr, "qemu: too many parallel ports\n");
2310 exit(1);
2311 }
2312 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2313 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2314 if (!parallel_hds[index]) {
52d06136
PM		 2315 fprintf(stderr, "qemu: could not connect parallel device"
2316 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2317 return -1;
2318 }
2319 index++;
2320 return 0;
2321}
2322
aee1b935
GH		 2323static int virtcon_parse(const char *devname)
2324{
3329f07b 2325 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2326 static int index = 0;
2327 char label[32];
392ecf54 2328 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2329
2330 if (strcmp(devname, "none") == 0)
2331 return 0;
2332 if (index == MAX_VIRTIO_CONSOLES) {
2333 fprintf(stderr, "qemu: too many virtio consoles\n");
2334 exit(1);
2335 }
392ecf54 2336
87ea75d5 2337 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2338 if (arch_type == QEMU_ARCH_S390X) {
2339 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2340 } else {
2341 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2342 }
392ecf54 2343
87ea75d5 2344 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2345 qemu_opt_set(dev_opts, "driver", "virtconsole");
2346
aee1b935 2347 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2348 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2349 if (!virtcon_hds[index]) {
52d06136
PM		 2350 fprintf(stderr, "qemu: could not connect virtio console"
2351 " to character backend '%s'\n", devname);
aee1b935
GH		 2352 return -1;
2353 }
392ecf54
AS		 2354 qemu_opt_set(dev_opts, "chardev", label);
2355
aee1b935
GH		 2356 index++;
2357 return 0;
2358}
2359
3ef669e1
AG		 2360static int sclp_parse(const char *devname)
2361{
2362 QemuOptsList *device = qemu_find_opts("device");
2363 static int index = 0;
2364 char label[32];
2365 QemuOpts *dev_opts;
2366
2367 if (strcmp(devname, "none") == 0) {
2368 return 0;
2369 }
2370 if (index == MAX_SCLP_CONSOLES) {
2371 fprintf(stderr, "qemu: too many sclp consoles\n");
2372 exit(1);
2373 }
2374
2375 assert(arch_type == QEMU_ARCH_S390X);
2376
2377 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2378 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2379
2380 snprintf(label, sizeof(label), "sclpcon%d", index);
2381 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2382 if (!sclp_hds[index]) {
2383 fprintf(stderr, "qemu: could not connect sclp console"
2384 " to character backend '%s'\n", devname);
2385 return -1;
2386 }
2387 qemu_opt_set(dev_opts, "chardev", label);
2388
2389 index++;
2390 return 0;
2391}
2392
c9f398e5 2393static int debugcon_parse(const char *devname)
4d8b3c63 2394{
c9f398e5
PA		 2395 QemuOpts *opts;
2396
27143a44 2397 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2398 exit(1);
2399 }
8be7e7e4 2400 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2401 if (!opts) {
2402 fprintf(stderr, "qemu: already have a debugcon device\n");
2403 exit(1);
2404 }
2405 qemu_opt_set(opts, "driver", "isa-debugcon");
2406 qemu_opt_set(opts, "chardev", "debugcon");
2407 return 0;
2408}
2409
2709f263
LE		 2410static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2411{
2412 const MachineClass *mc1 = a, *mc2 = b;
2413 int res;
2414
2415 if (mc1->family == NULL) {
2416 if (mc2->family == NULL) {
2417 /* Compare standalone machine types against each other; they sort
2418 * in increasing order.
2419 */
2420 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2421 object_class_get_name(OBJECT_CLASS(mc2)));
2422 }
2423
2424 /* Standalone machine types sort after families. */
2425 return 1;
2426 }
2427
2428 if (mc2->family == NULL) {
2429 /* Families sort before standalone machine types. */
2430 return -1;
2431 }
2432
2433 /* Families sort between each other alphabetically increasingly. */
2434 res = strcmp(mc1->family, mc2->family);
2435 if (res != 0) {
2436 return res;
2437 }
2438
2439 /* Within the same family, machine types sort in decreasing order. */
2440 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2441 object_class_get_name(OBJECT_CLASS(mc1)));
2442}
2443
2444 static MachineClass *machine_parse(const char *name)
9052ea6b 2445{
0056ae24 2446 MachineClass *mc = NULL;
261747f1 2447 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2448
2449 if (name) {
0056ae24 2450 mc = find_machine(name);
9052ea6b 2451 }
0056ae24
MA		 2452 if (mc) {
2453 return mc;
9052ea6b 2454 }
025172d5
MR		 2455 if (name && !is_help_option(name)) {
2456 error_report("Unsupported machine type");
2457 error_printf("Use -machine help to list supported machines!\n");
2458 } else {
2459 printf("Supported machines are:\n");
2709f263 2460 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2461 for (el = machines; el; el = el->next) {
2462 MachineClass *mc = el->data;
958db90c
MA		 2463 if (mc->alias) {
2464 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2465 }
958db90c
MA		 2466 printf("%-20s %s%s\n", mc->name, mc->desc,
2467 mc->is_default ? " (default)" : "");
9052ea6b 2468 }
9052ea6b 2469 }
261747f1
MA		 2470
2471 g_slist_free(machines);
c8057f95 2472 exit(!name || !is_help_option(name));
9052ea6b
JK		 2473}
2474
fd42deeb
GH		 2475void qemu_add_exit_notifier(Notifier *notify)
2476{
2477 notifier_list_add(&exit_notifiers, notify);
2478}
2479
2480void qemu_remove_exit_notifier(Notifier *notify)
2481{
31552529 2482 notifier_remove(notify);
fd42deeb
GH		 2483}
2484
2485static void qemu_run_exit_notifiers(void)
2486{
9e8dd451 2487 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2488}
2489
4cab946a
GN		 2490void qemu_add_machine_init_done_notifier(Notifier *notify)
2491{
2492 notifier_list_add(&machine_init_done_notifiers, notify);
2493}
2494
2495static void qemu_run_machine_init_done_notifiers(void)
2496{
9e8dd451 2497 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2498}
2499
6530a97b
AL		 2500static const QEMUOption *lookup_opt(int argc, char **argv,
2501 const char **poptarg, int *poptind)
2502{
2503 const QEMUOption *popt;
2504 int optind = *poptind;
2505 char *r = argv[optind];
2506 const char *optarg;
2507
0f0bc3f1 2508 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2509 optind++;
2510 /* Treat --foo the same as -foo. */
2511 if (r[1] == '-')
2512 r++;
2513 popt = qemu_options;
2514 for(;;) {
2515 if (!popt->name) {
0f0bc3f1 2516 error_report("invalid option");
6530a97b
AL		 2517 exit(1);
2518 }
2519 if (!strcmp(popt->name, r + 1))
2520 break;
2521 popt++;
2522 }
2523 if (popt->flags & HAS_ARG) {
2524 if (optind >= argc) {
0f0bc3f1 2525 error_report("requires an argument");
6530a97b
AL		 2526 exit(1);
2527 }
2528 optarg = argv[optind++];
0f0bc3f1 2529 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2530 } else {
2531 optarg = NULL;
2532 }
2533
2534 *poptarg = optarg;
2535 *poptind = optind;
2536
2537 return popt;
2538}
2539
0750112a
AL		 2540static gpointer malloc_and_trace(gsize n_bytes)
2541{
2542 void *ptr = malloc(n_bytes);
a74cd8cc 2543 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2544 return ptr;
2545}
2546
2547static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2548{
2549 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2550 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2551 return ptr;
2552}
2553
2554static void free_and_trace(gpointer mem)
2555{
a74cd8cc 2556 trace_g_free(mem);
0750112a
AL		 2557 free(mem);
2558}
2559
d2659e27
AF		 2560static int machine_set_property(const char *name, const char *value,
2561 void *opaque)
68d98d3e
AL		 2562{
2563 Object *obj = OBJECT(opaque);
68d98d3e 2564 Error *local_err = NULL;
b0ddb8bf 2565 char *c, *qom_name;
68d98d3e 2566
d2659e27 2567 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2568 return 0;
2569 }
2570
b0ddb8bf
MA		 2571 qom_name = g_strdup(name);
2572 c = qom_name;
2573 while (*c++) {
2574 if (*c == '_') {
2575 *c = '-';
2576 }
2577 }
2578
2e16898a 2579 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2580 g_free(qom_name);
68d98d3e
AL		 2581
2582 if (local_err) {
2583 qerror_report_err(local_err);
2584 error_free(local_err);
2585 return -1;
2586 }
2587
2588 return 0;
2589}
2590
2591static int object_create(QemuOpts *opts, void *opaque)
2592{
c4090f8e
PB		 2593 Error *err = NULL;
2594 char *type = NULL;
2595 char *id = NULL;
2596 void *dummy = NULL;
2597 OptsVisitor *ov;
2598 QDict *pdict;
68d98d3e 2599
c4090f8e
PB		 2600 ov = opts_visitor_new(opts);
2601 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2602
c4090f8e
PB		 2603 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2604 if (err) {
2605 goto out;
68d98d3e
AL		 2606 }
2607
c4090f8e
PB		 2608 qdict_del(pdict, "qom-type");
2609 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2610 if (err) {
2611 goto out;
68d98d3e
AL		 2612 }
2613
c4090f8e
PB		 2614 qdict_del(pdict, "id");
2615 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2616 if (err) {
269e09f3
IM		 2617 goto out;
2618 }
2619
c4090f8e
PB		 2620 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2621 if (err) {
269e09f3
IM		 2622 goto out;
2623 }
c4090f8e
PB		 2624 visit_end_struct(opts_get_visitor(ov), &err);
2625 if (err) {
2626 qmp_object_del(id, NULL);
2627 }
2628
269e09f3 2629out:
c4090f8e
PB		 2630 opts_visitor_cleanup(ov);
2631
2632 QDECREF(pdict);
2633 g_free(id);
2634 g_free(type);
2635 g_free(dummy);
2636 if (err) {
2637 qerror_report_err(err);
3a9cbfe0 2638 error_free(err);
90e9cf28
IM		 2639 return -1;
2640 }
68d98d3e
AL		 2641 return 0;
2642}
2643
3b9985e9
MA		 2644static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size)
2645{
2646 uint64_t sz;
2647 const char *mem_str;
2648 const char *maxmem_str, *slots_str;
2649 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2650 1024 * 1024;
2651 QemuOpts *opts = qemu_find_opts_singleton("memory");
2652
2653 sz = 0;
2654 mem_str = qemu_opt_get(opts, "size");
2655 if (mem_str) {
2656 if (!*mem_str) {
2657 error_report("missing 'size' option value");
2658 exit(EXIT_FAILURE);
2659 }
2660
2661 sz = qemu_opt_get_size(opts, "size", ram_size);
2662
2663 /* Fix up legacy suffix-less format */
2664 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2665 uint64_t overflow_check = sz;
2666
2667 sz <<= 20;
2668 if ((sz >> 20) != overflow_check) {
2669 error_report("too large 'size' option value");
2670 exit(EXIT_FAILURE);
2671 }
2672 }
2673 }
2674
2675 /* backward compatibility behaviour for case "-m 0" */
2676 if (sz == 0) {
2677 sz = default_ram_size;
2678 }
2679
2680 sz = QEMU_ALIGN_UP(sz, 8192);
2681 ram_size = sz;
2682 if (ram_size != sz) {
2683 error_report("ram size too large");
2684 exit(EXIT_FAILURE);
2685 }
2686
2687 /* store value for the future use */
2688 qemu_opt_set_number(opts, "size", ram_size);
2689 *maxram_size = ram_size;
2690
2691 maxmem_str = qemu_opt_get(opts, "maxmem");
2692 slots_str = qemu_opt_get(opts, "slots");
2693 if (maxmem_str && slots_str) {
2694 uint64_t slots;
2695
2696 sz = qemu_opt_get_size(opts, "maxmem", 0);
2697 if (sz < ram_size) {
2698 error_report("invalid -m option value: maxmem "
2699 "(0x%" PRIx64 ") <= initial memory (0x"
2700 RAM_ADDR_FMT ")", sz, ram_size);
2701 exit(EXIT_FAILURE);
2702 }
2703
2704 slots = qemu_opt_get_number(opts, "slots", 0);
2705 if ((sz > ram_size) && !slots) {
2706 error_report("invalid -m option value: maxmem "
2707 "(0x%" PRIx64 ") more than initial memory (0x"
2708 RAM_ADDR_FMT ") but no hotplug slots where "
2709 "specified", sz, ram_size);
2710 exit(EXIT_FAILURE);
2711 }
2712
2713 if ((sz <= ram_size) && slots) {
2714 error_report("invalid -m option value: %"
2715 PRIu64 " hotplug slots where specified but "
2716 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
2717 RAM_ADDR_FMT ")", slots, sz, ram_size);
2718 exit(EXIT_FAILURE);
2719 }
2720 *maxram_size = sz;
2721 *ram_slots = slots;
2722 } else if ((!maxmem_str && slots_str) ||
2723 (maxmem_str && !slots_str)) {
2724 error_report("invalid -m option value: missing "
2725 "'%s' option", slots_str ? "maxmem" : "slots");
2726 exit(EXIT_FAILURE);
2727 }
2728}
2729
902b3d5c 2730int main(int argc, char **argv, char **envp)
0824d6fc 2731{
e4bcb14c 2732 int i;
da1fcfda 2733 int snapshot, linux_boot;
7f7f9873 2734 const char *initrd_filename;
a20dd508 2735 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2736 const char *boot_order;
3023f332 2737 DisplayState *ds;
9f227bc3 2738 int cyls, heads, secs, translation;
1ad9580b 2739 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2740 QemuOptsList *olist;
cd6f1169 2741 int optind;
6530a97b 2742 const char *optarg;
d63d307f 2743 const char *loadvm = NULL;
0056ae24 2744 MachineClass *machine_class;
94fc95cd 2745 const char *cpu_model;
d44229c5 2746 const char *vga_model = NULL;
d4fce24f
PB		 2747 const char *qtest_chrdev = NULL;
2748 const char *qtest_log = NULL;
93815bc2 2749 const char *pid_file = NULL;
5bb7910a 2750 const char *incoming = NULL;
821601ea 2751#ifdef CONFIG_VNC
993fbfdb 2752 int show_vnc_port = 0;
821601ea 2753#endif
3ed2d9ee 2754 bool defconfig = true;
f29a5614 2755 bool userconfig = true;
c235d738
MF		 2756 const char *log_mask = NULL;
2757 const char *log_file = NULL;
0750112a
AL		 2758 GMemVTable mem_trace = {
2759 .malloc = malloc_and_trace,
2760 .realloc = realloc_and_trace,
2761 .free = free_and_trace,
2762 };
23d15e86 2763 const char *trace_events = NULL;
e4858974 2764 const char *trace_file = NULL;
3b9985e9 2765 ram_addr_t maxram_size;
c270fb9e 2766 uint64_t ram_slots = 0;
abfd9ce3 2767 FILE *vmstate_dump_file = NULL;
2f78e491 2768 Error *main_loop_err = NULL;
0b5538c3 2769
fd42deeb 2770 atexit(qemu_run_exit_notifiers);
65abca0a 2771 error_set_progname(argv[0]);
10f5bff6 2772 qemu_init_exec_dir(argv[0]);
65abca0a 2773
0750112a
AL		 2774 g_mem_set_vtable(&mem_trace);
2775
1b71f7c1
AF		 2776 module_call_init(MODULE_INIT_QOM);
2777
4d454574 2778 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2779 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2780 qemu_add_drive_opts(&qemu_common_drive_opts);
2781 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2782 qemu_add_opts(&qemu_chardev_opts);
2783 qemu_add_opts(&qemu_device_opts);
2784 qemu_add_opts(&qemu_netdev_opts);
2785 qemu_add_opts(&qemu_net_opts);
2786 qemu_add_opts(&qemu_rtc_opts);
2787 qemu_add_opts(&qemu_global_opts);
2788 qemu_add_opts(&qemu_mon_opts);
2789 qemu_add_opts(&qemu_trace_opts);
2790 qemu_add_opts(&qemu_option_rom_opts);
2791 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2792 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2793 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2794 qemu_add_opts(&qemu_boot_opts);
2795 qemu_add_opts(&qemu_sandbox_opts);
2796 qemu_add_opts(&qemu_add_fd_opts);
2797 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2798 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2799 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2800 qemu_add_opts(&qemu_msg_opts);
5d12f961 2801 qemu_add_opts(&qemu_name_opts);
0042109a 2802 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2803 qemu_add_opts(&qemu_icount_opts);
a38bb079 2804 qemu_add_opts(&qemu_semihosting_config_opts);
4d454574 2805
5db9d4d1
LC		 2806 runstate_init();
2807
884f17c2 2808 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2809
72cf2d4f 2810 QLIST_INIT (&vm_change_state_head);
fe98ac14 2811 os_setup_early_signal_handling();
be995c27 2812
f80f9ec9 2813 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2814 machine_class = find_default_machine();
94fc95cd 2815 cpu_model = NULL;
33e3963e 2816 snapshot = 0;
9f227bc3 2817 cyls = heads = secs = 0;
2818 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2819
268a362c 2820 for (i = 0; i < MAX_NODES; i++) {
8c85901e 2821 numa_info[i].node_mem = 0;
1af878e0 2822 numa_info[i].present = false;
8c85901e 2823 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 2824 }
2825
268a362c 2826 nb_numa_nodes = 0;
1af878e0 2827 max_numa_nodeid = 0;
7c9d8e07 2828 nb_nics = 0;
3b46e624 2829
142c6b1a
PL		 2830 bdrv_init_with_whitelist();
2831
2c02d1ad 2832 autostart = 1;
41bd639b 2833
292444cb
AL		 2834 /* first pass of option parsing */
2835 optind = 1;
2836 while (optind < argc) {
2837 if (argv[optind][0] != '-') {
2838 /* disk image */
28e68d68 2839 optind++;
292444cb
AL		 2840 } else {
2841 const QEMUOption *popt;
2842
2843 popt = lookup_opt(argc, argv, &optarg, &optind);
2844 switch (popt->index) {
2845 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2846 defconfig = false;
292444cb 2847 break;
f29a5614
EH		 2848 case QEMU_OPTION_nouserconfig:
2849 userconfig = false;
2850 break;
292444cb
AL		 2851 }
2852 }
2853 }
2854
2855 if (defconfig) {
dcfb0939 2856 int ret;
f29a5614 2857 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2858 if (ret < 0) {
dcfb0939 2859 exit(1);
292444cb
AL		 2860 }
2861 }
2862
2863 /* second pass of option parsing */
cd6f1169 2864 optind = 1;
0824d6fc 2865 for(;;) {
cd6f1169 2866 if (optind >= argc)
0824d6fc 2867 break;
6530a97b 2868 if (argv[optind][0] != '-') {
99efa84d 2869 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2870 } else {
2871 const QEMUOption *popt;
2872
6530a97b 2873 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2874 if (!(popt->arch_mask & arch_type)) {
2875 printf("Option %s not supported for this target\n", popt->name);
2876 exit(1);
2877 }
cd6f1169 2878 switch(popt->index) {
e43d594e
JK		 2879 case QEMU_OPTION_no_kvm_irqchip: {
2880 olist = qemu_find_opts("machine");
2881 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2882 break;
2883 }
94fc95cd
JM		 2884 case QEMU_OPTION_cpu:
2885 /* hw initialization will check this */
ecf40bea 2886 cpu_model = optarg;
94fc95cd 2887 break;
cd6f1169 2888 case QEMU_OPTION_hda:
9f227bc3 2889 {
2890 char buf[256];
2891 if (cyls == 0)
2892 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2893 else
2894 snprintf(buf, sizeof(buf),
2895 "%s,cyls=%d,heads=%d,secs=%d%s",
2896 HD_OPTS , cyls, heads, secs,
2897 translation == BIOS_ATA_TRANSLATION_LBA ?
2898 ",trans=lba" :
2899 translation == BIOS_ATA_TRANSLATION_NONE ?
2900 ",trans=none" : "");
2901 drive_add(IF_DEFAULT, 0, optarg, buf);
2902 break;
2903 }
cd6f1169 2904 case QEMU_OPTION_hdb:
cc1daa40
FB		 2905 case QEMU_OPTION_hdc:
2906 case QEMU_OPTION_hdd:
2292ddae
MA		 2907 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2908 HD_OPTS);
fc01f7e7 2909 break;
e4bcb14c 2910 case QEMU_OPTION_drive:
e2982c3a
MT		 2911 if (drive_def(optarg) == NULL) {
2912 exit(1);
2913 }
99efa84d 2914 break;
d058fe03
GH		 2915 case QEMU_OPTION_set:
2916 if (qemu_set_option(optarg) != 0)
2917 exit(1);
99efa84d 2918 break;
d0fef6fb
GH		 2919 case QEMU_OPTION_global:
2920 if (qemu_global_option(optarg) != 0)
2921 exit(1);
99efa84d 2922 break;
3e3d5815 2923 case QEMU_OPTION_mtdblock:
2292ddae 2924 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2925 break;
a1bb27b1 2926 case QEMU_OPTION_sd:
80f4d9fc 2927 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 2928 break;
86f55663 2929 case QEMU_OPTION_pflash:
2292ddae 2930 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2931 break;
cd6f1169 2932 case QEMU_OPTION_snapshot:
33e3963e
FB		 2933 snapshot = 1;
2934 break;
cd6f1169 2935 case QEMU_OPTION_hdachs:
330d0414 2936 {
330d0414
FB		 2937 const char *p;
2938 p = optarg;
2939 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2940 if (cyls < 1 || cyls > 16383)
2941 goto chs_fail;
330d0414
FB		 2942 if (*p != ',')
2943 goto chs_fail;
2944 p++;
2945 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2946 if (heads < 1 || heads > 16)
2947 goto chs_fail;
330d0414
FB		 2948 if (*p != ',')
2949 goto chs_fail;
2950 p++;
2951 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2952 if (secs < 1 || secs > 63)
2953 goto chs_fail;
2954 if (*p == ',') {
2955 p++;
f31c41ff
PB		 2956 if (!strcmp(p, "large")) {
2957 translation = BIOS_ATA_TRANSLATION_LARGE;
2958 } else if (!strcmp(p, "rechs")) {
2959 translation = BIOS_ATA_TRANSLATION_RECHS;
2960 } else if (!strcmp(p, "none")) {
46d4767d 2961 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 2962 } else if (!strcmp(p, "lba")) {
46d4767d 2963 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 2964 } else if (!strcmp(p, "auto")) {
46d4767d 2965 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 2966 } else {
46d4767d 2967 goto chs_fail;
f31c41ff 2968 }
46d4767d 2969 } else if (*p != '\0') {
c4b1fcc0 2970 chs_fail:
46d4767d
FB		 2971 fprintf(stderr, "qemu: invalid physical CHS format\n");
2972 exit(1);
c4b1fcc0 2973 }
99efa84d 2974 if (hda_opts != NULL) {
9dfd7c7a
GH		 2975 char num[16];
2976 snprintf(num, sizeof(num), "%d", cyls);
2977 qemu_opt_set(hda_opts, "cyls", num);
2978 snprintf(num, sizeof(num), "%d", heads);
2979 qemu_opt_set(hda_opts, "heads", num);
2980 snprintf(num, sizeof(num), "%d", secs);
2981 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 2982 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2983 qemu_opt_set(hda_opts, "trans", "large");
2984 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2985 qemu_opt_set(hda_opts, "trans", "rechs");
2986 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 2987 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 2988 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 2989 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 2990 }
9dfd7c7a 2991 }
330d0414
FB		 2992 }
2993 break;
268a362c 2994 case QEMU_OPTION_numa:
0042109a
WG		 2995 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2996 if (!opts) {
2997 exit(1);
2998 }
268a362c 2999 break;
1472a95b
JS		 3000 case QEMU_OPTION_display:
3001 display_type = select_display(optarg);
3002 break;
cd6f1169 3003 case QEMU_OPTION_nographic:
993fbfdb 3004 display_type = DT_NOGRAPHIC;
a20dd508 3005 break;
4d3b6f6e 3006 case QEMU_OPTION_curses:
47b05369 3007#ifdef CONFIG_CURSES
993fbfdb 3008 display_type = DT_CURSES;
47b05369
JS		 3009#else
3010 fprintf(stderr, "Curses support is disabled\n");
3011 exit(1);
4d3b6f6e 3012#endif
47b05369 3013 break;
a171fe39 3014 case QEMU_OPTION_portrait:
9312805d
VK		 3015 graphic_rotate = 90;
3016 break;
3017 case QEMU_OPTION_rotate:
3018 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3019 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3020 graphic_rotate != 180 && graphic_rotate != 270) {
3021 fprintf(stderr,
3022 "qemu: only 90, 180, 270 deg rotation is available\n");
3023 exit(1);
3024 }
a171fe39 3025 break;
cd6f1169 3026 case QEMU_OPTION_kernel:
a0abe474
PM		 3027 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3028 break;
3029 case QEMU_OPTION_initrd:
3030 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3031 break;
cd6f1169 3032 case QEMU_OPTION_append:
a0abe474 3033 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3034 break;
412beee6
GL		 3035 case QEMU_OPTION_dtb:
3036 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3037 break;
cd6f1169 3038 case QEMU_OPTION_cdrom:
2292ddae 3039 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3040 break;
cd6f1169 3041 case QEMU_OPTION_boot:
8281abd5
MA		 3042 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3043 if (!opts) {
3044 exit(1);
36b486bb
FB		 3045 }
3046 break;
cd6f1169 3047 case QEMU_OPTION_fda:
cd6f1169 3048 case QEMU_OPTION_fdb:
2292ddae
MA		 3049 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3050 optarg, FD_OPTS);
c45886db 3051 break;
52ca8d6a
FB		 3052 case QEMU_OPTION_no_fd_bootchk:
3053 fd_bootchk = 0;
3054 break;
a1ea458f 3055 case QEMU_OPTION_netdev:
3329f07b 3056 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3057 exit(1);
3058 }
3059 break;
7c9d8e07 3060 case QEMU_OPTION_net:
3329f07b 3061 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3062 exit(1);
3063 }
702c651c 3064 break;
f9dadc98
RS		 3065#ifdef CONFIG_LIBISCSI
3066 case QEMU_OPTION_iscsi:
3067 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3068 if (!opts) {
3069 exit(1);
3070 }
3071 break;
3072#endif
c7f74643
FB		 3073#ifdef CONFIG_SLIRP
3074 case QEMU_OPTION_tftp:
ad196a9d 3075 legacy_tftp_prefix = optarg;
9bf05444 3076 break;
47d5d01a 3077 case QEMU_OPTION_bootp:
ad196a9d 3078 legacy_bootp_filename = optarg;
47d5d01a 3079 break;
9bf05444 3080 case QEMU_OPTION_redir:
0752706d
MA		 3081 if (net_slirp_redir(optarg) < 0)
3082 exit(1);
9bf05444 3083 break;
c7f74643 3084#endif
dc72ac14 3085 case QEMU_OPTION_bt:
bd3c948d 3086 add_device_config(DEV_BT, optarg);
dc72ac14 3087 break;
1d14ffa9
FB		 3088 case QEMU_OPTION_audio_help:
3089 AUD_help ();
3090 exit (0);
3091 break;
3092 case QEMU_OPTION_soundhw:
3093 select_soundhw (optarg);
3094 break;
cd6f1169 3095 case QEMU_OPTION_h:
15f82208 3096 help(0);
cd6f1169 3097 break;
9bd7e6d9
PB		 3098 case QEMU_OPTION_version:
3099 version();
3100 exit(0);
3101 break;
3b9985e9 3102 case QEMU_OPTION_m:
6e1d3c1c
IM		 3103 opts = qemu_opts_parse(qemu_find_opts("memory"),
3104 optarg, 1);
3105 if (!opts) {
3106 exit(EXIT_FAILURE);
3107 }
cd6f1169 3108 break;
d1a0cf73
SB		 3109#ifdef CONFIG_TPM
3110 case QEMU_OPTION_tpmdev:
3111 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3112 exit(1);
3113 }
3114 break;
3115#endif
c902760f
MT		 3116 case QEMU_OPTION_mempath:
3117 mem_path = optarg;
3118 break;
c902760f
MT		 3119 case QEMU_OPTION_mem_prealloc:
3120 mem_prealloc = 1;
3121 break;
cd6f1169 3122 case QEMU_OPTION_d:
c235d738
MF		 3123 log_mask = optarg;
3124 break;
3125 case QEMU_OPTION_D:
3126 log_file = optarg;
cd6f1169 3127 break;
cd6f1169 3128 case QEMU_OPTION_s:
ef0c4a0d 3129 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3130 break;
59030a8c 3131 case QEMU_OPTION_gdb:
ef0c4a0d 3132 add_device_config(DEV_GDB, optarg);
cd6f1169 3133 break;
cd6f1169 3134 case QEMU_OPTION_L:
4524051c
GH		 3135 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3136 data_dir[data_dir_idx++] = optarg;
3137 }
cd6f1169 3138 break;
1192dad8 3139 case QEMU_OPTION_bios:
1442d3e6 3140 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3141 break;
1b530a6d
AJ		 3142 case QEMU_OPTION_singlestep:
3143 singlestep = 1;
3144 break;
cd6f1169 3145 case QEMU_OPTION_S:
3c07f8e8 3146 autostart = 0;
cd6f1169 3147 break;
99efa84d
MA		 3148 case QEMU_OPTION_k:
3149 keyboard_layout = optarg;
3150 break;
ee22c2f7
FB		 3151 case QEMU_OPTION_localtime:
3152 rtc_utc = 0;
3153 break;
3893c124 3154 case QEMU_OPTION_vga:
a369da5f 3155 vga_model = optarg;
7f1b17f2 3156 default_vga = 0;
1bfe856e 3157 break;
e9b137c2
FB		 3158 case QEMU_OPTION_g:
3159 {
3160 const char *p;
3161 int w, h, depth;
3162 p = optarg;
3163 w = strtol(p, (char **)&p, 10);
3164 if (w <= 0) {
3165 graphic_error:
3166 fprintf(stderr, "qemu: invalid resolution or depth\n");
3167 exit(1);
3168 }
3169 if (*p != 'x')
3170 goto graphic_error;
3171 p++;
3172 h = strtol(p, (char **)&p, 10);
3173 if (h <= 0)
3174 goto graphic_error;
3175 if (*p == 'x') {
3176 p++;
3177 depth = strtol(p, (char **)&p, 10);
5fafdf24 3178 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3179 depth != 24 && depth != 32)
3180 goto graphic_error;
3181 } else if (*p == '\0') {
3182 depth = graphic_depth;
3183 } else {
3184 goto graphic_error;
3185 }
3b46e624 3186
e9b137c2
FB		 3187 graphic_width = w;
3188 graphic_height = h;
3189 graphic_depth = depth;
3190 }
3191 break;
20d8a3ed
TS		 3192 case QEMU_OPTION_echr:
3193 {
3194 char *r;
3195 term_escape_char = strtol(optarg, &r, 0);
3196 if (r == optarg)
3197 printf("Bad argument to echr\n");
3198 break;
3199 }
82c643ff 3200 case QEMU_OPTION_monitor:
6ca5582d 3201 default_monitor = 0;
70e098af 3202 if (strncmp(optarg, "none", 4)) {
4821cd4c 3203 monitor_parse(optarg, "readline", false);
70e098af 3204 }
6ca5582d
GH		 3205 break;
3206 case QEMU_OPTION_qmp:
4821cd4c
HR		 3207 monitor_parse(optarg, "control", false);
3208 default_monitor = 0;
3209 break;
3210 case QEMU_OPTION_qmp_pretty:
3211 monitor_parse(optarg, "control", true);
2d114dc1 3212 default_monitor = 0;
82c643ff 3213 break;
22a0e04b 3214 case QEMU_OPTION_mon:
3329f07b 3215 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3216 if (!opts) {
22a0e04b
GH		 3217 exit(1);
3218 }
2d114dc1 3219 default_monitor = 0;
22a0e04b 3220 break;
191bc01b 3221 case QEMU_OPTION_chardev:
3329f07b 3222 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3223 if (!opts) {
191bc01b
GH		 3224 exit(1);
3225 }
191bc01b 3226 break;
74db920c 3227 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3228 olist = qemu_find_opts("fsdev");
3229 if (!olist) {
3230 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3231 exit(1);
3232 }
3233 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3234 if (!opts) {
74db920c
GS		 3235 exit(1);
3236 }
3237 break;
3d54abc7 3238 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3239 QemuOpts *fsdev;
3240 QemuOpts *device;
84a87cc4 3241 const char *writeout, *sock_fd, *socket;
3d54abc7 3242
03b0ba70
GH		 3243 olist = qemu_find_opts("virtfs");
3244 if (!olist) {
3245 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3246 exit(1);
3247 }
3248 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3249 if (!opts) {
3d54abc7
GS		 3250 exit(1);
3251 }
3252
fbcbf101 3253 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3254 qemu_opt_get(opts, "mount_tag") == NULL) {
3255 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3256 exit(1);
3257 }
e14ea479 3258 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3259 qemu_opt_get(opts, "mount_tag"),
3260 1, NULL);
e14ea479
SH		 3261 if (!fsdev) {
3262 fprintf(stderr, "duplicate fsdev id: %s\n",
3263 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3264 exit(1);
3265 }
d3ab98e6
AK		 3266
3267 writeout = qemu_opt_get(opts, "writeout");
3268 if (writeout) {
3269#ifdef CONFIG_SYNC_FILE_RANGE
3270 qemu_opt_set(fsdev, "writeout", writeout);
3271#else
3272 fprintf(stderr, "writeout=immediate not supported on "
3273 "this platform\n");
3274 exit(1);
3275#endif
3276 }
fbcbf101 3277 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3278 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3279 qemu_opt_set(fsdev, "security_model",
3280 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3281 socket = qemu_opt_get(opts, "socket");
3282 if (socket) {
3283 qemu_opt_set(fsdev, "socket", socket);
3284 }
4c793dda
MK		 3285 sock_fd = qemu_opt_get(opts, "sock_fd");
3286 if (sock_fd) {
3287 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3288 }
e14ea479 3289
2c74c2cb
MK		 3290 qemu_opt_set_bool(fsdev, "readonly",
3291 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3292 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3293 &error_abort);
e14ea479
SH		 3294 qemu_opt_set(device, "driver", "virtio-9p-pci");
3295 qemu_opt_set(device, "fsdev",
3296 qemu_opt_get(opts, "mount_tag"));
3297 qemu_opt_set(device, "mount_tag",
3298 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3299 break;
3300 }
9db221ae
AK		 3301 case QEMU_OPTION_virtfs_synth: {
3302 QemuOpts *fsdev;
3303 QemuOpts *device;
3304
8be7e7e4
LC		 3305 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3306 1, NULL);
9db221ae
AK		 3307 if (!fsdev) {
3308 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3309 exit(1);
3310 }
3311 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3312
87ea75d5
PC		 3313 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3314 &error_abort);
9db221ae
AK		 3315 qemu_opt_set(device, "driver", "virtio-9p-pci");
3316 qemu_opt_set(device, "fsdev", "v_synth");
3317 qemu_opt_set(device, "mount_tag", "v_synth");
3318 break;
3319 }
82c643ff 3320 case QEMU_OPTION_serial:
998bbd74
GH		 3321 add_device_config(DEV_SERIAL, optarg);
3322 default_serial = 0;
18141ed6
JK		 3323 if (strncmp(optarg, "mon:", 4) == 0) {
3324 default_monitor = 0;
3325 }
82c643ff 3326 break;
9dd986cc 3327 case QEMU_OPTION_watchdog:
09aaa160
MA		 3328 if (watchdog) {
3329 fprintf(stderr,
3330 "qemu: only one watchdog option may be given\n");
3331 return 1;
3332 }
3333 watchdog = optarg;
9dd986cc
RJ		 3334 break;
3335 case QEMU_OPTION_watchdog_action:
3336 if (select_watchdog_action(optarg) == -1) {
3337 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3338 exit(1);
3339 }
3340 break;
51ecf136 3341 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3342 add_device_config(DEV_VIRTCON, optarg);
3343 default_virtcon = 0;
18141ed6
JK		 3344 if (strncmp(optarg, "mon:", 4) == 0) {
3345 default_monitor = 0;
3346 }
51ecf136 3347 break;
6508fe59 3348 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3349 add_device_config(DEV_PARALLEL, optarg);
3350 default_parallel = 0;
18141ed6
JK		 3351 if (strncmp(optarg, "mon:", 4) == 0) {
3352 default_monitor = 0;
3353 }
6508fe59 3354 break;
c9f398e5
PA		 3355 case QEMU_OPTION_debugcon:
3356 add_device_config(DEV_DEBUGCON, optarg);
3357 break;
99efa84d
MA		 3358 case QEMU_OPTION_loadvm:
3359 loadvm = optarg;
3360 break;
d63d307f
FB		 3361 case QEMU_OPTION_full_screen:
3362 full_screen = 1;
3363 break;
43523e93
TS		 3364 case QEMU_OPTION_no_frame:
3365 no_frame = 1;
3366 break;
3780e197
TS		 3367 case QEMU_OPTION_alt_grab:
3368 alt_grab = 1;
3369 break;
0ca9f8a4
DK		 3370 case QEMU_OPTION_ctrl_grab:
3371 ctrl_grab = 1;
3372 break;
667accab
TS		 3373 case QEMU_OPTION_no_quit:
3374 no_quit = 1;
3375 break;
7d957bd8 3376 case QEMU_OPTION_sdl:
24f6ff86 3377#ifdef CONFIG_SDL
993fbfdb 3378 display_type = DT_SDL;
7d957bd8 3379 break;
58fc096c 3380#else
58fc096c
JS		 3381 fprintf(stderr, "SDL support is disabled\n");
3382 exit(1);
667accab 3383#endif
f7cce898 3384 case QEMU_OPTION_pidfile:
93815bc2 3385 pid_file = optarg;
f7cce898 3386 break;
a09db21f
FB		 3387 case QEMU_OPTION_win2k_hack:
3388 win2k_install_hack = 1;
3389 break;
433acf0d
JK		 3390 case QEMU_OPTION_rtc_td_hack: {
3391 static GlobalProperty slew_lost_ticks[] = {
3392 {
3393 .driver = "mc146818rtc",
3394 .property = "lost_tick_policy",
3395 .value = "slew",
3396 },
3397 { /* end of list */ }
3398 };
3399
3400 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3401 break;
433acf0d 3402 }
8a92ea2f 3403 case QEMU_OPTION_acpitable:
0c764a9d 3404 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3405 if (!opts) {
3406 exit(1);
3407 }
0c764a9d 3408 do_acpitable_option(opts);
8a92ea2f 3409 break;
b6f6e3d3 3410 case QEMU_OPTION_smbios:
4f953d2f 3411 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3412 if (!opts) {
3413 exit(1);
3414 }
4f953d2f 3415 do_smbios_option(opts);
b6f6e3d3 3416 break;
7ba1e619 3417 case QEMU_OPTION_enable_kvm:
303d4e86 3418 olist = qemu_find_opts("machine");
303d4e86
AP		 3419 qemu_opts_parse(olist, "accel=kvm", 0);
3420 break;
364c3e6b 3421 case QEMU_OPTION_M:
303d4e86
AP		 3422 case QEMU_OPTION_machine:
3423 olist = qemu_find_opts("machine");
9052ea6b 3424 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3425 if (!opts) {
303d4e86
AP		 3426 exit(1);
3427 }
7ba1e619 3428 break;
a0dac021
JK		 3429 case QEMU_OPTION_no_kvm:
3430 olist = qemu_find_opts("machine");
3431 qemu_opts_parse(olist, "accel=tcg", 0);
3432 break;
4086bde8
JK		 3433 case QEMU_OPTION_no_kvm_pit: {
3434 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3435 "separately.\n");
3436 break;
3437 }
c21fb4f8
JK		 3438 case QEMU_OPTION_no_kvm_pit_reinjection: {
3439 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3440 {
3441 .driver = "kvm-pit",
3442 .property = "lost_tick_policy",
3443 .value = "discard",
3444 },
3445 { /* end of list */ }
3446 };
3447
3448 fprintf(stderr, "Warning: option deprecated, use "
3449 "lost_tick_policy property of kvm-pit instead.\n");
3450 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3451 break;
3452 }
bb36d470 3453 case QEMU_OPTION_usb:
fa5358c6
PM		 3454 olist = qemu_find_opts("machine");
3455 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3456 break;
a594cfbf 3457 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3458 olist = qemu_find_opts("machine");
3459 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3460 add_device_config(DEV_USB, optarg);
3461 break;
3462 case QEMU_OPTION_device:
3329f07b 3463 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3464 exit(1);
3465 }
a594cfbf 3466 break;
6a00d601 3467 case QEMU_OPTION_smp:
12b7f57e 3468 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3469 exit(1);
3470 }
6a00d601 3471 break;
99efa84d 3472 case QEMU_OPTION_vnc:
821601ea 3473#ifdef CONFIG_VNC
6b62dc2d 3474 display_remote++;
4db14629
GH		 3475 if (vnc_parse_func(optarg) == NULL) {
3476 exit(1);
3477 }
821601ea
JS		 3478#else
3479 fprintf(stderr, "VNC support is disabled\n");
3480 exit(1);
3481#endif
3482 break;
6515b203
FB		 3483 case QEMU_OPTION_no_acpi:
3484 acpi_enabled = 0;
3485 break;
16b29ae1
AL		 3486 case QEMU_OPTION_no_hpet:
3487 no_hpet = 1;
3488 break;
7d4c3d53
MA		 3489 case QEMU_OPTION_balloon:
3490 if (balloon_parse(optarg) < 0) {
3491 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3492 exit(1);
3493 }
df97b920 3494 break;
d1beab82
FB		 3495 case QEMU_OPTION_no_reboot:
3496 no_reboot = 1;
3497 break;
b2f76161
AJ		 3498 case QEMU_OPTION_no_shutdown:
3499 no_shutdown = 1;
3500 break;
9467cd46
AZ		 3501 case QEMU_OPTION_show_cursor:
3502 cursor_hide = 0;
3503 break;
8fcb1b90
BS		 3504 case QEMU_OPTION_uuid:
3505 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3506 fprintf(stderr, "Fail to parse UUID string."
3507 " Wrong format.\n");
3508 exit(1);
3509 }
fc3b3295 3510 qemu_uuid_set = true;
8fcb1b90 3511 break;
99efa84d
MA		 3512 case QEMU_OPTION_option_rom:
3513 if (nb_option_roms >= MAX_OPTION_ROMS) {
3514 fprintf(stderr, "Too many option ROMs\n");
3515 exit(1);
3516 }
2e55e842 3517 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3518 if (!opts) {
3519 exit(1);
3520 }
2e55e842
GN		 3521 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3522 option_rom[nb_option_roms].bootindex =
3523 qemu_opt_get_number(opts, "bootindex", -1);
3524 if (!option_rom[nb_option_roms].name) {
3525 fprintf(stderr, "Option ROM file is not specified\n");
3526 exit(1);
3527 }
99efa84d
MA		 3528 nb_option_roms++;
3529 break;
8e71621f
PB		 3530 case QEMU_OPTION_semihosting:
3531 semihosting_enabled = 1;
a38bb079
LI		 3532 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3533 break;
3534 case QEMU_OPTION_semihosting_config:
3535 semihosting_enabled = 1;
3536 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3537 optarg, 0);
3538 if (opts != NULL) {
3539 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3540 true);
3541 const char *target = qemu_opt_get(opts, "target");
3542 if (target != NULL) {
3543 if (strcmp("native", target) == 0) {
3544 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3545 } else if (strcmp("gdb", target) == 0) {
3546 semihosting_target = SEMIHOSTING_TARGET_GDB;
3547 } else if (strcmp("auto", target) == 0) {
3548 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3549 } else {
3550 fprintf(stderr, "Unsupported semihosting-config"
3551 " %s\n",
3552 optarg);
3553 exit(1);
3554 }
3555 } else {
3556 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3557 }
3558 } else {
3559 fprintf(stderr, "Unsupported semihosting-config %s\n",
3560 optarg);
3561 exit(1);
3562 }
8e71621f 3563 break;
88eed34a
JK		 3564 case QEMU_OPTION_tdf:
3565 fprintf(stderr, "Warning: user space PIT time drift fix "
3566 "is no longer supported.\n");
3567 break;
c35734b2 3568 case QEMU_OPTION_name:
5d12f961
DDAG		 3569 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3570 if (!opts) {
3571 exit(1);
3572 }
c35734b2 3573 break;
66508601
BS		 3574 case QEMU_OPTION_prom_env:
3575 if (nb_prom_envs >= MAX_PROM_ENVS) {
3576 fprintf(stderr, "Too many prom variables\n");
3577 exit(1);
3578 }
3579 prom_envs[nb_prom_envs] = optarg;
3580 nb_prom_envs++;
3581 break;
2b8f2d41
AZ		 3582 case QEMU_OPTION_old_param:
3583 old_param = 1;
05ebd537 3584 break;
f3dcfada 3585 case QEMU_OPTION_clock:
6d327171
AB		 3586 /* Clock options no longer exist. Keep this option for
3587 * backward compatibility.
3588 */
f3dcfada 3589 break;
7e0af5d0 3590 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3591 configure_rtc_date_offset(optarg, 1);
3592 break;
3593 case QEMU_OPTION_rtc:
3329f07b 3594 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3595 if (!opts) {
1ed2fc1f 3596 exit(1);
7e0af5d0 3597 }
1ed2fc1f 3598 configure_rtc(opts);
7e0af5d0 3599 break;
26a5f13b 3600 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3601 tcg_tb_size = strtol(optarg, NULL, 0);
3602 if (tcg_tb_size < 0) {
3603 tcg_tb_size = 0;
3604 }
26a5f13b 3605 break;
2e70f6ef 3606 case QEMU_OPTION_icount:
1ad9580b
ST		 3607 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3608 optarg, 1);
3609 if (!icount_opts) {
3610 exit(1);
3611 }
2e70f6ef 3612 break;
5bb7910a
AL		 3613 case QEMU_OPTION_incoming:
3614 incoming = optarg;
81323a6c 3615 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3616 break;
d8c208dd 3617 case QEMU_OPTION_nodefaults:
d44229c5 3618 has_defaults = 0;
d8c208dd 3619 break;
e37630ca 3620 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3621 if (!(xen_available())) {
3622 printf("Option %s not supported for this target\n", popt->name);
3623 exit(1);
3624 }
e37630ca
AL		 3625 xen_domid = atoi(optarg);
3626 break;
3627 case QEMU_OPTION_xen_create:
ad96090a
BS		 3628 if (!(xen_available())) {
3629 printf("Option %s not supported for this target\n", popt->name);
3630 exit(1);
3631 }
e37630ca
AL		 3632 xen_mode = XEN_CREATE;
3633 break;
3634 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3635 if (!(xen_available())) {
3636 printf("Option %s not supported for this target\n", popt->name);
3637 exit(1);
3638 }
e37630ca
AL		 3639 xen_mode = XEN_ATTACH;
3640 break;
ab6540d5 3641 case QEMU_OPTION_trace:
e4858974 3642 {
ab6540d5 3643 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3644 if (!opts) {
3645 exit(1);
ab6540d5 3646 }
23d15e86 3647 trace_events = qemu_opt_get(opts, "events");
e4858974 3648 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3649 break;
e4858974 3650 }
715a664a
GH		 3651 case QEMU_OPTION_readconfig:
3652 {
dcfb0939
KW		 3653 int ret = qemu_read_config_file(optarg);
3654 if (ret < 0) {
3655 fprintf(stderr, "read config %s: %s\n", optarg,
3656 strerror(-ret));
715a664a
GH		 3657 exit(1);
3658 }
715a664a
GH		 3659 break;
3660 }
29b0040b
GH		 3661 case QEMU_OPTION_spice:
3662 olist = qemu_find_opts("spice");
3663 if (!olist) {
3664 fprintf(stderr, "spice is not supported by this qemu build.\n");
3665 exit(1);
3666 }
3667 opts = qemu_opts_parse(olist, optarg, 0);
3668 if (!opts) {
29b0040b
GH		 3669 exit(1);
3670 }
f963e4d0 3671 display_remote++;
29b0040b 3672 break;
715a664a
GH		 3673 case QEMU_OPTION_writeconfig:
3674 {
3675 FILE *fp;
3676 if (strcmp(optarg, "-") == 0) {
3677 fp = stdout;
3678 } else {
3679 fp = fopen(optarg, "w");
3680 if (fp == NULL) {
3681 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3682 exit(1);
3683 }
3684 }
3685 qemu_config_write(fp);
7fb8b5d9
CG		 3686 if (fp != stdout) {
3687 fclose(fp);
3688 }
715a664a
GH		 3689 break;
3690 }
c7f0f3b1
AL		 3691 case QEMU_OPTION_qtest:
3692 qtest_chrdev = optarg;
3693 break;
3694 case QEMU_OPTION_qtest_log:
3695 qtest_log = optarg;
3696 break;
7d76ad4f
EO		 3697 case QEMU_OPTION_sandbox:
3698 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3699 if (!opts) {
49295ebc 3700 exit(1);
7d76ad4f
EO		 3701 }
3702 break;
587ed6be
CB		 3703 case QEMU_OPTION_add_fd:
3704#ifndef _WIN32
3705 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3706 if (!opts) {
49295ebc 3707 exit(1);
587ed6be
CB		 3708 }
3709#else
3710 error_report("File descriptor passing is disabled on this "
3711 "platform");
3712 exit(1);
3713#endif
3714 break;
68d98d3e
AL		 3715 case QEMU_OPTION_object:
3716 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3717 if (!opts) {
3718 exit(1);
3719 }
68d98d3e 3720 break;
888a6bc6
SM		 3721 case QEMU_OPTION_realtime:
3722 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3723 if (!opts) {
3724 exit(1);
3725 }
28d16f38 3726 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3727 break;
5e2ac519
SA		 3728 case QEMU_OPTION_msg:
3729 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3730 if (!opts) {
3731 exit(1);
3732 }
3733 configure_msg(opts);
3734 break;
abfd9ce3 3735 case QEMU_OPTION_dump_vmstate:
522abf69
GA		 3736 if (vmstate_dump_file) {
3737 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3738 "option may be given\n");
3739 exit(1);
3740 }
abfd9ce3
AS		 3741 vmstate_dump_file = fopen(optarg, "w");
3742 if (vmstate_dump_file == NULL) {
3743 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3744 exit(1);
3745 }
3746 break;
59a5264b
JS		 3747 default:
3748 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3749 }
0824d6fc
FB		 3750 }
3751 }
364c3e6b
MA		 3752
3753 opts = qemu_get_machine_opts();
3754 optarg = qemu_opt_get(opts, "type");
3755 if (optarg) {
3756 machine_class = machine_parse(optarg);
3757 }
3758
3b9985e9
MA		 3759 set_memory_options(&ram_slots, &maxram_size);
3760
0f0bc3f1 3761 loc_set_none();
c235d738 3762
2d9c2725
IM		 3763 os_daemonize();
3764
2f78e491
CN		 3765 if (qemu_init_main_loop(&main_loop_err)) {
3766 error_report("%s", error_get_pretty(main_loop_err));
1c53786f
PB		 3767 exit(1);
3768 }
3769
7d76ad4f
EO		 3770 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3771 exit(1);
3772 }
3773
5b9d313e
DDAG		 3774 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3775 exit(1);
3776 }
3777
587ed6be
CB		 3778#ifndef _WIN32
3779 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3780 exit(1);
3781 }
3782
3783 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3784 exit(1);
3785 }
3786#endif
3787
0056ae24 3788 if (machine_class == NULL) {
a7a5544a
PM		 3789 fprintf(stderr, "No machine specified, and there is no default.\n"
3790 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3791 exit(1);
3792 }
3793
0056ae24
MA		 3794 current_machine = MACHINE(object_new(object_class_get_name(
3795 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 3796 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3797 exit(0);
3798 }
0056ae24
MA		 3799 object_property_add_child(object_get_root(), "machine",
3800 OBJECT(current_machine), &error_abort);
b5c2c3d0 3801 cpu_exec_init_all();
0056ae24 3802
958db90c
MA		 3803 if (machine_class->hw_version) {
3804 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3805 }
3806
ecf40bea
EH		 3807 /* Init CPU def lists, based on config
3808 * - Must be called after all the qemu_read_config_file() calls
3809 * - Must be called before list_cpus()
3810 * - Must be called before machine->init()
3811 */
3812 cpudef_init();
3813
c8057f95 3814 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3815 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3816 exit(0);
3817 }
3818
c235d738
MF		 3819 /* Open the logfile at this point, if necessary. We can't open the logfile
3820 * when encountering either of the logging options (-d or -D) because the
3821 * other one may be encountered later on the command line, changing the
3822 * location or level of logging.
3823 */
3824 if (log_mask) {
b946bffa 3825 int mask;
c235d738 3826 if (log_file) {
9a7e5424 3827 qemu_set_log_filename(log_file);
c235d738 3828 }
b946bffa
PM		 3829
3830 mask = qemu_str_to_log_mask(log_mask);
3831 if (!mask) {
3832 qemu_print_log_usage(stdout);
3833 exit(1);
3834 }
3835 qemu_set_log(mask);
c235d738 3836 }
330d0414 3837
8a745f2a 3838 if (!is_daemonized()) {
5b808275 3839 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3840 exit(1);
3841 }
31d3c9b8 3842 }
0b5538c3 3843
5cea8590
PB		 3844 /* If no data_dir is specified then try to find it relative to the
3845 executable path. */
4524051c 3846 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3847 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3848 if (data_dir[data_dir_idx] != NULL) {
3849 data_dir_idx++;
3850 }
5cea8590 3851 }
60474fb5 3852 /* If all else fails use the install path specified when building. */
4524051c
GH		 3853 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3854 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3855 }
3856
12b7f57e 3857 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3858
958db90c 3859 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 3860 if (max_cpus > machine_class->max_cpus) {
b2097003 3861 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
c00cd995 3862 "supported by machine `%s' (%d)\n", max_cpus,
958db90c 3863 machine_class->name, machine_class->max_cpus);
b2097003
AL		 3864 exit(1);
3865 }
3866
67b724e6
AP		 3867 /*
3868 * Get the default machine options from the machine if it is not already
3869 * specified either by the configuration file or by the command line.
3870 */
958db90c 3871 if (machine_class->default_machine_opts) {
25de5935 3872 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 3873 machine_class->default_machine_opts, 0);
67b724e6
AP		 3874 }
3875
3329f07b
GH		 3876 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3877 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3878
d44229c5
MW		 3879 if (!vga_model && !default_vga) {
3880 vga_interface_type = VGA_DEVICE;
3881 }
958db90c 3882 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 3883 default_serial = 0;
3884 }
958db90c 3885 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 3886 default_parallel = 0;
3887 }
958db90c 3888 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 3889 default_virtcon = 0;
3890 }
958db90c 3891 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 3892 default_sclp = 0;
3893 }
958db90c 3894 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 3895 default_floppy = 0;
3896 }
958db90c 3897 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 3898 default_cdrom = 0;
3899 }
958db90c 3900 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 3901 default_sdcard = 0;
3902 }
d44229c5
MW		 3903 if (!has_defaults) {
3904 default_monitor = 0;
3905 default_net = 0;
3906 default_vga = 0;
3907 }
986c5f78 3908
ab51b1d5
MT		 3909 if (is_daemonized()) {
3910 /* According to documentation and historically, -nographic redirects
3911 * serial port, parallel port and monitor to stdio, which does not work
3912 * with -daemonize. We can redirect these to null instead, but since
3913 * -nographic is legacy, let's just error out.
3914 * We disallow -nographic only if all other ports are not redirected
3915 * explicitly, to not break existing legacy setups which uses
3916 * -nographic _and_ redirects all ports explicitly - this is valid
3917 * usage, -nographic is just a no-op in this case.
3918 */
3919 if (display_type == DT_NOGRAPHIC
3920 && (default_parallel || default_serial
3921 || default_monitor || default_virtcon)) {
3922 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3923 exit(1);
3924 }
3925#ifdef CONFIG_CURSES
3926 if (display_type == DT_CURSES) {
3927 fprintf(stderr, "curses display can not be used with -daemonize\n");
3928 exit(1);
3929 }
3930#endif
3931 }
3932
993fbfdb 3933 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3934 if (default_parallel)
3935 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3936 if (default_serial && default_monitor) {
3937 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3938 } else if (default_virtcon && default_monitor) {
3939 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 3940 } else if (default_sclp && default_monitor) {
3941 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 3942 } else {
3943 if (default_serial)
3944 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3945 if (default_virtcon)
3946 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 3947 if (default_sclp) {
3948 add_device_config(DEV_SCLP, "stdio");
3949 }
e1c09175 3950 if (default_monitor)
4821cd4c 3951 monitor_parse("stdio", "readline", false);
e1c09175 3952 }
998bbd74
GH		 3953 } else {
3954 if (default_serial)
3955 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3956 if (default_parallel)
3957 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3958 if (default_monitor)
4821cd4c 3959 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 3960 if (default_virtcon)
3961 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 3962 if (default_sclp) {
3963 add_device_config(DEV_SCLP, "vc:80Cx24C");
3964 }
bc0129d9
AL		 3965 }
3966
15546425
AL		 3967 if (display_type == DT_DEFAULT && !display_remote) {
3968#if defined(CONFIG_GTK)
3969 display_type = DT_GTK;
3970#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3971 display_type = DT_SDL;
3972#elif defined(CONFIG_VNC)
4db14629 3973 vnc_parse_func("localhost:0,to=99,id=default");
15546425
AL		 3974 show_vnc_port = 1;
3975#else
3976 display_type = DT_NONE;
3977#endif
3978 }
3979
047d4e15
PW		 3980 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3981 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3982 "for SDL, ignoring option\n");
3983 }
3984 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3985 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3986 "ignoring option\n");
3987 }
3988
15546425
AL		 3989#if defined(CONFIG_GTK)
3990 if (display_type == DT_GTK) {
3991 early_gtk_display_init();
3992 }
3993#endif
3994
a5829fd9
T		 3995 socket_init();
3996
3329f07b 3997 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3998 exit(1);
758e8e38 3999#ifdef CONFIG_VIRTFS
3329f07b 4000 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4001 exit(1);
4002 }
4003#endif
1a688d3b 4004
aa26bb2d 4005 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
fee78fd6 4006 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 4007 exit(1);
4008 }
4009
3d1d9652
BR		 4010 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4011 != 0) {
4012 exit(0);
4013 }
4014
7b71758d
PB		 4015 if (qemu_opts_foreach(qemu_find_opts("object"),
4016 object_create, NULL, 0) != 0) {
4017 exit(1);
4018 }
4019
6b1b1440 4020 machine_opts = qemu_get_machine_opts();
d2659e27 4021 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4022 1) < 0) {
4023 object_unref(OBJECT(current_machine));
4024 exit(1);
4025 }
4026
f6a1ef64 4027 configure_accelerator(current_machine);
214910a7 4028
d4fce24f 4029 if (qtest_chrdev) {
23802b4f
FZ		 4030 Error *local_err = NULL;
4031 qtest_init(qtest_chrdev, qtest_log, &local_err);
4032 if (local_err) {
4033 error_report("%s", error_get_pretty(local_err));
4034 error_free(local_err);
4035 exit(1);
4036 }
a907cf59
EI		 4037 }
4038
2ff3de68
MA		 4039 machine_opts = qemu_get_machine_opts();
4040 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4041 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4042 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4043 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4044
958db90c 4045 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4046 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4047 if (opts) {
4048 char *normal_boot_order;
4049 const char *order, *once;
703008e8 4050 Error *local_err = NULL;
8281abd5
MA		 4051
4052 order = qemu_opt_get(opts, "order");
4053 if (order) {
703008e8
GA		 4054 validate_bootdevices(order, &local_err);
4055 if (local_err) {
4056 error_report("%s", error_get_pretty(local_err));
4057 exit(1);
4058 }
8281abd5
MA		 4059 boot_order = order;
4060 }
4061
4062 once = qemu_opt_get(opts, "once");
4063 if (once) {
703008e8
GA		 4064 validate_bootdevices(once, &local_err);
4065 if (local_err) {
4066 error_report("%s", error_get_pretty(local_err));
4067 exit(1);
4068 }
8281abd5
MA		 4069 normal_boot_order = g_strdup(boot_order);
4070 boot_order = once;
083b79c9 4071 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4072 }
4073
4074 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4075 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4076 }
4077
a0abe474
PM		 4078 if (!kernel_cmdline) {
4079 kernel_cmdline = "";
6b1b1440 4080 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4081 }
4082
a20dd508 4083 linux_boot = (kernel_filename != NULL);
6c41b272 4084
f8d39c01
TS		 4085 if (!linux_boot && *kernel_cmdline != '\0') {
4086 fprintf(stderr, "-append only allowed with -kernel option\n");
4087 exit(1);
4088 }
4089
4090 if (!linux_boot && initrd_filename != NULL) {
4091 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4092 exit(1);
4093 }
4094
2ff3de68 4095 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4096 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4097 exit(1);
4098 }
4099
9156d763 4100 os_set_line_buffering();
3b46e624 4101
49cf5728
PB		 4102 qemu_init_cpu_loop();
4103 qemu_mutex_lock_iothread();
4104
ad1be899
AL		 4105#ifdef CONFIG_SPICE
4106 /* spice needs the timers to be initialized by this point */
4107 qemu_spice_init();
4108#endif
4109
4603ea01 4110 cpu_ticks_init();
1ad9580b
ST		 4111 if (icount_opts) {
4112 if (kvm_enabled() || xen_enabled()) {
4113 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4114 exit(1);
4115 }
4116 configure_icount(icount_opts, &error_abort);
4117 qemu_opts_del(icount_opts);
0abe905d 4118 }
634fce96 4119
f30dbae6
AK		 4120 /* clean up network at qemu process termination */
4121 atexit(&net_cleanup);
4122
dc1c9fe8
MM		 4123 if (net_init_clients() < 0) {
4124 exit(1);
702c651c 4125 }
f1510b2c 4126
d1a0cf73
SB		 4127#ifdef CONFIG_TPM
4128 if (tpm_init() < 0) {
4129 exit(1);
4130 }
4131#endif
4132
dc72ac14 4133 /* init the bluetooth world */
bd3c948d
GH		 4134 if (foreach_device_config(DEV_BT, bt_parse))
4135 exit(1);
dc72ac14 4136
834e76ea
AP		 4137 if (!xen_enabled()) {
4138 /* On 32-bit hosts, QEMU is limited by virtual address space */
4139 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4140 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4141 exit(1);
4142 }
4143 }
9ae02555 4144
c163b5ca 4145 blk_mig_init();
0d6ab3ab 4146 ram_mig_init();
c163b5ca 4147
16026518
JS		 4148 /* If the currently selected machine wishes to override the units-per-bus
4149 * property of its default HBA interface type, do so now. */
4150 if (machine_class->units_per_default_bus) {
4151 override_max_devs(machine_class->block_default_type,
4152 machine_class->units_per_default_bus);
4153 }
4154
e4bcb14c 4155 /* open the virtual block devices */
9dfd7c7a 4156 if (snapshot)
3329f07b 4157 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4158 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4159 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4160 exit(1);
2d0d2837 4161 }
3e3d5815 4162
958db90c 4163 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4164 CDROM_OPTS);
4165 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4166 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4167
0042109a
WG		 4168 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4169 NULL, 1) != 0) {
4170 exit(1);
4171 }
4172
96d0e26c 4173 set_numa_nodes();
268a362c 4174
3329f07b 4175 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4176 exit(1);
4177 }
4178
998bbd74
GH		 4179 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4180 exit(1);
6a5e8b0e
GH		 4181 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4182 exit(1);
aee1b935
GH		 4183 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4184 exit(1);
3ef669e1
AG		 4185 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4186 exit(1);
4187 }
c9f398e5
PA		 4188 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4189 exit(1);
2796dae0 4190
7f1b17f2 4191 /* If no default VGA is requested, the default is "none". */
3605ded5 4192 if (default_vga) {
6f00494a
GH		 4193 if (machine_class->default_display) {
4194 vga_model = machine_class->default_display;
4195 } else if (cirrus_vga_available()) {
3605ded5
AJ		 4196 vga_model = "cirrus";
4197 } else if (vga_available()) {
4198 vga_model = "std";
4199 }
a369da5f 4200 }
d44229c5
MW		 4201 if (vga_model) {
4202 select_vgahw(vga_model);
4203 }
a369da5f 4204
09aaa160
MA		 4205 if (watchdog) {
4206 i = select_watchdog(watchdog);
4207 if (i > 0)
4208 exit (i == 1 ? 1 : 0);
4209 }
4210
958db90c
MA		 4211 if (machine_class->compat_props) {
4212 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4213 }
d0fef6fb
GH		 4214 qemu_add_globals();
4215
1de81d28
AL		 4216 qdev_machine_init();
4217
3ef96221 4218 current_machine->ram_size = ram_size;
c270fb9e
IM		 4219 current_machine->maxram_size = maxram_size;
4220 current_machine->ram_slots = ram_slots;
3ef96221 4221 current_machine->boot_order = boot_order;
3ef96221
MA		 4222 current_machine->cpu_model = cpu_model;
4223
4224 machine_class->init(current_machine);
3023f332 4225
28d16f38
HZ		 4226 realtime_init();
4227
b3e6d591
PB		 4228 audio_init();
4229
ea375f9a 4230 cpu_synchronize_all_post_init();
268a362c 4231
87d0a28e 4232 set_numa_modes();
268a362c 4233
3023f332 4234 /* init USB devices */
de77a243 4235 if (usb_enabled()) {
0752706d
MA		 4236 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4237 exit(1);
3023f332
AL		 4238 }
4239
bd3c948d 4240 /* init generic devices */
3329f07b 4241 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4242 exit(1);
4243
a66c9dc7
JS		 4244 /* Did we create any drives that we failed to create a device for? */
4245 drive_check_orphaned();
4246
668680f7
MA		 4247 net_check_clients();
4248
64840c66 4249 ds = init_displaystate();
993fbfdb 4250
6b62dc2d 4251 /* init local displays */
993fbfdb
AL		 4252 switch (display_type) {
4253 case DT_NOGRAPHIC:
8111d028 4254 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4255 break;
4d3b6f6e 4256#if defined(CONFIG_CURSES)
993fbfdb 4257 case DT_CURSES:
ab51b1d5 4258 curses_display_init(ds, full_screen);
993fbfdb 4259 break;
4d3b6f6e 4260#endif
5b0753e0 4261#if defined(CONFIG_SDL)
993fbfdb
AL		 4262 case DT_SDL:
4263 sdl_display_init(ds, full_screen, no_frame);
4264 break;
5b0753e0 4265#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4266 case DT_SDL:
4267 cocoa_display_init(ds, full_screen);
4268 break;
15546425
AL		 4269#endif
4270#if defined(CONFIG_GTK)
4271 case DT_GTK:
881249c7 4272 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4273 break;
313aa567 4274#endif
6b62dc2d
GH		 4275 default:
4276 break;
4277 }
4278
0ce235a7
GN		 4279 /* must be after terminal init, SDL library changes signal handlers */
4280 os_setup_signal_handling();
4281
821601ea 4282#ifdef CONFIG_VNC
6b62dc2d 4283 /* init remote displays */
4db14629
GH		 4284 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func, NULL, 0);
4285 if (show_vnc_port) {
4286 printf("VNC server running on `%s'\n",
4287 vnc_display_local_addr("default"));
313aa567 4288 }
821601ea 4289#endif
a3e22260 4290#ifdef CONFIG_SPICE
9fa03286
GH		 4291 if (using_spice) {
4292 qemu_spice_display_init();
a3e22260
GH		 4293 }
4294#endif
5b08fc10 4295
ef0c4a0d 4296 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4297 exit(1);
45669e00 4298 }
45669e00 4299
3418bd25
GH		 4300 qdev_machine_creation_done();
4301
15ff7705
GH		 4302 if (rom_load_all() != 0) {
4303 fprintf(stderr, "rom loading failed\n");
4304 exit(1);
4305 }
45a50b16 4306
80376c3f
IY		 4307 /* TODO: once all bus devices are qdevified, this should be done
4308 * when bus is created by qdev.c */
4309 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4310 qemu_run_machine_init_done_notifiers();
4311
d916b464
MT		 4312 /* Done notifiers can load ROMs */
4313 rom_load_done();
4314
e063eb1f 4315 qemu_system_reset(VMRESET_SILENT);
05f2401e 4316 if (loadvm) {
03cd4655 4317 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4318 autostart = 0;
4319 }
4320 }
d63d307f 4321
d828c430 4322 qdev_prop_check_globals();
abfd9ce3
AS		 4323 if (vmstate_dump_file) {
4324 /* dump and exit */
4325 dump_vmstate_json_to_file(vmstate_dump_file);
4326 return 0;
4327 }
9f9260a3 4328
2bb8c10c 4329 if (incoming) {
43eaae28
PB		 4330 Error *local_err = NULL;
4331 qemu_start_incoming_migration(incoming, &local_err);
4332 if (local_err) {
4a44d85e
SA		 4333 error_report("-incoming %s: %s", incoming,
4334 error_get_pretty(local_err));
43eaae28
PB		 4335 error_free(local_err);
4336 exit(1);
8ca5e801 4337 }
6b99dadc 4338 } else if (autostart) {
c0f4ce77 4339 vm_start();
6b99dadc 4340 }
ffd843bc 4341
eb505be1 4342 os_setup_post();
71e3ceb8 4343
8a745f2a 4344 if (is_daemonized()) {
5b808275 4345 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4346 exit(1);
4347 }
4348 }
4349
8a7ddc38 4350 main_loop();
99435906
PB		 4351 bdrv_close_all();
4352 pause_all_vcpus();
3d3b8303 4353 res_free();
d1a0cf73
SB		 4354#ifdef CONFIG_TPM
4355 tpm_cleanup();
4356#endif
b46a8906 4357
0824d6fc
FB		 4358 return 0;
4359}
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