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vl: Don't silently change topology when all -smp options were set
[mirror_qemu.git] / vl.c
CommitLineData
0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
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;
821601ea 161#ifdef CONFIG_VNC
73fc9742 162const char *vnc_display;
821601ea 163#endif
6515b203 164int acpi_enabled = 1;
16b29ae1 165int no_hpet = 0;
52ca8d6a 166int fd_bootchk = 1;
4fdcac0e 167static int no_reboot;
b2f76161 168int no_shutdown = 0;
9467cd46 169int cursor_hide = 1;
a171fe39 170int graphic_rotate = 0;
09aaa160 171const char *watchdog;
2e55e842 172QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 173int nb_option_roms;
8e71621f 174int semihosting_enabled = 0;
2b8f2d41 175int old_param = 0;
c35734b2 176const char *qemu_name;
3780e197 177int alt_grab = 0;
0ca9f8a4 178int ctrl_grab = 0;
66508601
BS		 179unsigned int nb_prom_envs = 0;
180const char *prom_envs[MAX_PROM_ENVS];
95387491 181int boot_menu;
bc74112f 182bool boot_strict;
3d3b8303 183uint8_t *boot_splash_filedata;
d09acb9b 184size_t boot_splash_filedata_size;
3d3b8303 185uint8_t qemu_extra_params_fw[2];
0824d6fc 186
a8bfac37 187int icount_align_option;
1ca4d09a 188
268a362c 189int nb_numa_nodes;
1af878e0 190int max_numa_nodeid;
8c85901e 191NodeInfo numa_info[MAX_NODES];
268a362c 192
caad057b
EH		 193/* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
194 * little-endian "wire format" described in the SMBIOS 2.6 specification.
195 */
8fcb1b90 196uint8_t qemu_uuid[16];
fc3b3295 197bool qemu_uuid_set;
8fcb1b90 198
fd42deeb
GH		 199static NotifierList exit_notifiers =
200 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
201
4cab946a
GN		 202static NotifierList machine_init_done_notifiers =
203 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
204
d5286af5 205bool xen_allowed;
d745bef8
BS		 206uint32_t xen_domid;
207enum xen_mode xen_mode = XEN_EMULATE;
208
d44229c5 209static int has_defaults = 1;
998bbd74 210static int default_serial = 1;
6a5e8b0e 211static int default_parallel = 1;
986c5f78 212static int default_virtcon = 1;
3ef669e1 213static int default_sclp = 1;
abdeed06 214static int default_monitor = 1;
ac33f8fa
GH		 215static int default_floppy = 1;
216static int default_cdrom = 1;
217static int default_sdcard = 1;
7f1b17f2 218static int default_vga = 1;
998bbd74
GH		 219
220static struct {
221 const char *driver;
222 int *flag;
223} default_list[] = {
6a5e8b0e
GH		 224 { .driver = "isa-serial", .flag = &default_serial },
225 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 226 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 227 { .driver = "ide-cd", .flag = &default_cdrom },
228 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 229 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 230 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 231 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
232 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
233 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 234 { .driver = "VGA", .flag = &default_vga },
235 { .driver = "isa-vga", .flag = &default_vga },
236 { .driver = "cirrus-vga", .flag = &default_vga },
237 { .driver = "isa-cirrus-vga", .flag = &default_vga },
238 { .driver = "vmware-svga", .flag = &default_vga },
239 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 240};
241
4d454574
PB		 242static QemuOptsList qemu_rtc_opts = {
243 .name = "rtc",
244 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
245 .desc = {
246 {
247 .name = "base",
248 .type = QEMU_OPT_STRING,
249 },{
250 .name = "clock",
251 .type = QEMU_OPT_STRING,
252 },{
253 .name = "driftfix",
254 .type = QEMU_OPT_STRING,
255 },
256 { /* end of list */ }
257 },
258};
259
260static QemuOptsList qemu_sandbox_opts = {
261 .name = "sandbox",
262 .implied_opt_name = "enable",
263 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
264 .desc = {
265 {
266 .name = "enable",
267 .type = QEMU_OPT_BOOL,
268 },
269 { /* end of list */ }
270 },
271};
272
273static QemuOptsList qemu_trace_opts = {
274 .name = "trace",
275 .implied_opt_name = "trace",
276 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
277 .desc = {
278 {
279 .name = "events",
280 .type = QEMU_OPT_STRING,
281 },{
282 .name = "file",
283 .type = QEMU_OPT_STRING,
284 },
285 { /* end of list */ }
286 },
287};
288
289static QemuOptsList qemu_option_rom_opts = {
290 .name = "option-rom",
291 .implied_opt_name = "romfile",
292 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
293 .desc = {
294 {
295 .name = "bootindex",
296 .type = QEMU_OPT_NUMBER,
297 }, {
298 .name = "romfile",
299 .type = QEMU_OPT_STRING,
300 },
301 { /* end of list */ }
302 },
303};
304
305static QemuOptsList qemu_machine_opts = {
306 .name = "machine",
307 .implied_opt_name = "type",
308 .merge_lists = true,
309 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
310 .desc = {
49d2e648
MA		 311 /*
312 * no elements => accept any
313 * sanity checking will happen later
314 * when setting machine properties
315 */
316 { }
4d454574
PB		 317 },
318};
319
320static QemuOptsList qemu_boot_opts = {
321 .name = "boot-opts",
6ef4716c
MA		 322 .implied_opt_name = "order",
323 .merge_lists = true,
4d454574
PB		 324 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
325 .desc = {
4d454574
PB		 326 {
327 .name = "order",
328 .type = QEMU_OPT_STRING,
329 }, {
330 .name = "once",
331 .type = QEMU_OPT_STRING,
332 }, {
333 .name = "menu",
6ef4716c 334 .type = QEMU_OPT_BOOL,
4d454574
PB		 335 }, {
336 .name = "splash",
337 .type = QEMU_OPT_STRING,
338 }, {
339 .name = "splash-time",
340 .type = QEMU_OPT_STRING,
341 }, {
342 .name = "reboot-timeout",
343 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 344 }, {
345 .name = "strict",
e5187b56 346 .type = QEMU_OPT_BOOL,
4d454574
PB		 347 },
348 { /*End of list */ }
349 },
350};
351
352static QemuOptsList qemu_add_fd_opts = {
353 .name = "add-fd",
354 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
355 .desc = {
356 {
357 .name = "fd",
358 .type = QEMU_OPT_NUMBER,
359 .help = "file descriptor of which a duplicate is added to fd set",
360 },{
361 .name = "set",
362 .type = QEMU_OPT_NUMBER,
363 .help = "ID of the fd set to add fd to",
364 },{
365 .name = "opaque",
366 .type = QEMU_OPT_STRING,
367 .help = "free-form string used to describe fd",
368 },
369 { /* end of list */ }
370 },
371};
372
373static QemuOptsList qemu_object_opts = {
374 .name = "object",
375 .implied_opt_name = "qom-type",
376 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
377 .desc = {
378 { }
379 },
380};
381
d1a0cf73
SB		 382static QemuOptsList qemu_tpmdev_opts = {
383 .name = "tpmdev",
384 .implied_opt_name = "type",
385 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
386 .desc = {
bb716238 387 /* options are defined in the TPM backends */
d1a0cf73
SB		 388 { /* end of list */ }
389 },
390};
391
888a6bc6
SM		 392static QemuOptsList qemu_realtime_opts = {
393 .name = "realtime",
394 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
395 .desc = {
396 {
397 .name = "mlock",
398 .type = QEMU_OPT_BOOL,
399 },
400 { /* end of list */ }
401 },
402};
403
5e2ac519
SA		 404static QemuOptsList qemu_msg_opts = {
405 .name = "msg",
406 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
407 .desc = {
408 {
409 .name = "timestamp",
410 .type = QEMU_OPT_BOOL,
411 },
412 { /* end of list */ }
413 },
414};
415
5d12f961
DDAG		 416static QemuOptsList qemu_name_opts = {
417 .name = "name",
418 .implied_opt_name = "guest",
419 .merge_lists = true,
420 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
421 .desc = {
422 {
423 .name = "guest",
424 .type = QEMU_OPT_STRING,
425 .help = "Sets the name of the guest.\n"
426 "This name will be displayed in the SDL window caption.\n"
427 "The name will also be used for the VNC server",
428 }, {
429 .name = "process",
430 .type = QEMU_OPT_STRING,
431 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 432 }, {
433 .name = "debug-threads",
434 .type = QEMU_OPT_BOOL,
435 .help = "When enabled, name the individual threads; defaults off.\n"
436 "NOTE: The thread names are for debugging and not a\n"
437 "stable API.",
5d12f961
DDAG		 438 },
439 { /* End of list */ }
440 },
441};
442
6e1d3c1c
IM		 443static QemuOptsList qemu_mem_opts = {
444 .name = "memory",
445 .implied_opt_name = "size",
446 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
447 .merge_lists = true,
448 .desc = {
449 {
450 .name = "size",
451 .type = QEMU_OPT_SIZE,
452 },
c270fb9e
IM		 453 {
454 .name = "slots",
455 .type = QEMU_OPT_NUMBER,
456 },
457 {
458 .name = "maxmem",
459 .type = QEMU_OPT_SIZE,
460 },
6e1d3c1c
IM		 461 { /* end of list */ }
462 },
463};
464
1ad9580b
ST		 465static QemuOptsList qemu_icount_opts = {
466 .name = "icount",
467 .implied_opt_name = "shift",
468 .merge_lists = true,
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
470 .desc = {
471 {
472 .name = "shift",
473 .type = QEMU_OPT_STRING,
a8bfac37
ST		 474 }, {
475 .name = "align",
476 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 477 },
478 { /* end of list */ }
479 },
480};
481
a38bb079
LI		 482static QemuOptsList qemu_semihosting_config_opts = {
483 .name = "semihosting-config",
484 .implied_opt_name = "enable",
485 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
486 .desc = {
487 {
488 .name = "enable",
489 .type = QEMU_OPT_BOOL,
490 }, {
491 .name = "target",
492 .type = QEMU_OPT_STRING,
493 },
494 { /* end of list */ }
495 },
496};
497
7f9d6e54
MA		 498/**
499 * Get machine options
500 *
501 * Returns: machine options (never null).
502 */
503QemuOpts *qemu_get_machine_opts(void)
504{
e96e5ae8 505 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 506}
507
31459f46
RS		 508const char *qemu_get_vm_name(void)
509{
510 return qemu_name;
511}
512
3d3b8303
WX		 513static void res_free(void)
514{
515 if (boot_splash_filedata != NULL) {
7267c094 516 g_free(boot_splash_filedata);
3d3b8303
WX		 517 boot_splash_filedata = NULL;
518 }
519}
520
998bbd74
GH		 521static int default_driver_check(QemuOpts *opts, void *opaque)
522{
523 const char *driver = qemu_opt_get(opts, "driver");
524 int i;
525
526 if (!driver)
527 return 0;
528 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
529 if (strcmp(default_list[i].driver, driver) != 0)
530 continue;
531 *(default_list[i].flag) = 0;
532 }
533 return 0;
534}
535
f5bbfba1
LC		 536/***********************************************************/
537/* QEMU state */
538
0461d5a6 539static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 540
74892d24
PB		 541/* We use RUN_STATE_MAX but any invalid value will do */
542static RunState vmstop_requested = RUN_STATE_MAX;
543static QemuMutex vmstop_lock;
544
5db9d4d1
LC		 545typedef struct {
546 RunState from;
547 RunState to;
548} RunStateTransition;
549
550static const RunStateTransition runstate_transitions_def[] = {
551 /* from -> to */
0461d5a6 552 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 553 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 554
0461d5a6 555 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 556 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 557
0461d5a6 558 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 559 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 560
0461d5a6 561 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 562 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 563
0461d5a6 564 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 565 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 566
0461d5a6 567 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 568 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 569
0461d5a6 570 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 571 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 572 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 573
0461d5a6
LC		 574 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
575 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 576
0461d5a6 577 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 578
0461d5a6
LC		 579 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
580 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
581 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
582 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
583 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
584 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
585 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
586 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
587 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 588 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 589
0461d5a6 590 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 591
0461d5a6 592 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 593 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 594
ad02b96a
LC		 595 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
596 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
597 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
598 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
599
0461d5a6 600 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 601 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 602
df390768 603 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 604 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 605
0461d5a6 606 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 607};
608
0461d5a6
LC		 609static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
610
f5bbfba1
LC		 611bool runstate_check(RunState state)
612{
613 return current_run_state == state;
614}
615
4fdcac0e 616static void runstate_init(void)
5db9d4d1
LC		 617{
618 const RunStateTransition *p;
619
620 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 621 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 622 runstate_valid_transitions[p->from][p->to] = true;
623 }
74892d24
PB		 624
625 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 626}
627
628/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 629void runstate_set(RunState new_state)
630{
207c5cd2
LC		 631 assert(new_state < RUN_STATE_MAX);
632
633 if (!runstate_valid_transitions[current_run_state][new_state]) {
634 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
635 RunState_lookup[current_run_state],
636 RunState_lookup[new_state]);
5db9d4d1
LC		 637 abort();
638 }
7e866003 639 trace_runstate_set(new_state);
f5bbfba1
LC		 640 current_run_state = new_state;
641}
642
1fa9a5e4 643int runstate_is_running(void)
9e37b9dc 644{
1fa9a5e4 645 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 646}
647
ede085b3
HT		 648bool runstate_needs_reset(void)
649{
650 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 651 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 652}
653
1fa9a5e4 654StatusInfo *qmp_query_status(Error **errp)
1354869c 655{
1fa9a5e4
LC		 656 StatusInfo *info = g_malloc0(sizeof(*info));
657
658 info->running = runstate_is_running();
659 info->singlestep = singlestep;
660 info->status = current_run_state;
661
662 return info;
1354869c
LC		 663}
664
74892d24
PB		 665static bool qemu_vmstop_requested(RunState *r)
666{
667 qemu_mutex_lock(&vmstop_lock);
668 *r = vmstop_requested;
669 vmstop_requested = RUN_STATE_MAX;
670 qemu_mutex_unlock(&vmstop_lock);
671 return *r < RUN_STATE_MAX;
672}
673
674void qemu_system_vmstop_request_prepare(void)
675{
676 qemu_mutex_lock(&vmstop_lock);
677}
678
679void qemu_system_vmstop_request(RunState state)
680{
681 vmstop_requested = state;
682 qemu_mutex_unlock(&vmstop_lock);
683 qemu_notify_event();
684}
685
686void vm_start(void)
687{
688 RunState requested;
689
690 qemu_vmstop_requested(&requested);
691 if (runstate_is_running() && requested == RUN_STATE_MAX) {
692 return;
693 }
694
695 /* Ensure that a STOP/RESUME pair of events is emitted if a
696 * vmstop request was pending. The BLOCK_IO_ERROR event, for
697 * example, according to documentation is always followed by
698 * the STOP event.
699 */
700 if (runstate_is_running()) {
591c48fb 701 qapi_event_send_stop(&error_abort);
74892d24
PB		 702 } else {
703 cpu_enable_ticks();
704 runstate_set(RUN_STATE_RUNNING);
705 vm_state_notify(1, RUN_STATE_RUNNING);
706 resume_all_vcpus();
707 }
708
591c48fb 709 qapi_event_send_resume(&error_abort);
74892d24
PB		 710}
711
712
8f0056b7
PB		 713/***********************************************************/
714/* real time host monotonic timer */
09b26c5e 715
f6503059
AZ		 716/***********************************************************/
717/* host time/date access */
718void qemu_get_timedate(struct tm *tm, int offset)
719{
720 time_t ti;
f6503059
AZ		 721
722 time(&ti);
723 ti += offset;
724 if (rtc_date_offset == -1) {
725 if (rtc_utc)
eb7ff6fb 726 gmtime_r(&ti, tm);
f6503059 727 else
eb7ff6fb 728 localtime_r(&ti, tm);
f6503059
AZ		 729 } else {
730 ti -= rtc_date_offset;
eb7ff6fb 731 gmtime_r(&ti, tm);
f6503059 732 }
f6503059
AZ		 733}
734
735int qemu_timedate_diff(struct tm *tm)
736{
737 time_t seconds;
738
739 if (rtc_date_offset == -1)
740 if (rtc_utc)
741 seconds = mktimegm(tm);
f54c556c
GN		 742 else {
743 struct tm tmp = *tm;
744 tmp.tm_isdst = -1; /* use timezone to figure it out */
745 seconds = mktime(&tmp);
746 }
f6503059
AZ		 747 else
748 seconds = mktimegm(tm) + rtc_date_offset;
749
750 return seconds - time(NULL);
751}
752
1ed2fc1f
JK		 753static void configure_rtc_date_offset(const char *startdate, int legacy)
754{
755 time_t rtc_start_date;
756 struct tm tm;
757
758 if (!strcmp(startdate, "now") && legacy) {
759 rtc_date_offset = -1;
760 } else {
761 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
762 &tm.tm_year,
763 &tm.tm_mon,
764 &tm.tm_mday,
765 &tm.tm_hour,
766 &tm.tm_min,
767 &tm.tm_sec) == 6) {
768 /* OK */
769 } else if (sscanf(startdate, "%d-%d-%d",
770 &tm.tm_year,
771 &tm.tm_mon,
772 &tm.tm_mday) == 3) {
773 tm.tm_hour = 0;
774 tm.tm_min = 0;
775 tm.tm_sec = 0;
776 } else {
777 goto date_fail;
778 }
779 tm.tm_year -= 1900;
780 tm.tm_mon--;
781 rtc_start_date = mktimegm(&tm);
782 if (rtc_start_date == -1) {
783 date_fail:
784 fprintf(stderr, "Invalid date format. Valid formats are:\n"
785 "'2006-06-17T16:01:21' or '2006-06-17'\n");
786 exit(1);
787 }
788 rtc_date_offset = time(NULL) - rtc_start_date;
789 }
790}
791
792static void configure_rtc(QemuOpts *opts)
793{
794 const char *value;
795
796 value = qemu_opt_get(opts, "base");
797 if (value) {
798 if (!strcmp(value, "utc")) {
799 rtc_utc = 1;
800 } else if (!strcmp(value, "localtime")) {
801 rtc_utc = 0;
802 } else {
803 configure_rtc_date_offset(value, 0);
804 }
805 }
6875204c
JK		 806 value = qemu_opt_get(opts, "clock");
807 if (value) {
808 if (!strcmp(value, "host")) {
884f17c2 809 rtc_clock = QEMU_CLOCK_HOST;
78808141 810 } else if (!strcmp(value, "rt")) {
884f17c2 811 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 812 } else if (!strcmp(value, "vm")) {
884f17c2 813 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 814 } else {
815 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
816 exit(1);
817 }
818 }
1ed2fc1f
JK		 819 value = qemu_opt_get(opts, "driftfix");
820 if (value) {
7e4c0336 821 if (!strcmp(value, "slew")) {
433acf0d
JK		 822 static GlobalProperty slew_lost_ticks[] = {
823 {
824 .driver = "mc146818rtc",
825 .property = "lost_tick_policy",
826 .value = "slew",
827 },
828 { /* end of list */ }
829 };
830
831 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 832 } else if (!strcmp(value, "none")) {
433acf0d 833 /* discard is default */
1ed2fc1f
JK		 834 } else {
835 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
836 exit(1);
837 }
838 }
1ed2fc1f
JK		 839}
840
1ae26a18
AZ		 841/***********************************************************/
842/* Bluetooth support */
843static int nb_hcis;
844static int cur_hci;
845static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 846
1ae26a18
AZ		 847struct HCIInfo *qemu_next_hci(void)
848{
849 if (cur_hci == nb_hcis)
850 return &null_hci;
851
852 return hci_table[cur_hci++];
853}
854
dc72ac14
AZ		 855static int bt_hci_parse(const char *str)
856{
857 struct HCIInfo *hci;
c227f099 858 bdaddr_t bdaddr;
dc72ac14
AZ		 859
860 if (nb_hcis >= MAX_NICS) {
861 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
862 return -1;
863 }
864
865 hci = hci_init(str);
866 if (!hci)
867 return -1;
868
869 bdaddr.b[0] = 0x52;
870 bdaddr.b[1] = 0x54;
871 bdaddr.b[2] = 0x00;
872 bdaddr.b[3] = 0x12;
873 bdaddr.b[4] = 0x34;
874 bdaddr.b[5] = 0x56 + nb_hcis;
875 hci->bdaddr_set(hci, bdaddr.b);
876
877 hci_table[nb_hcis++] = hci;
878
879 return 0;
880}
881
882static void bt_vhci_add(int vlan_id)
883{
884 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
885
886 if (!vlan->slave)
887 fprintf(stderr, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id);
889
890 bt_vhci_init(bt_new_hci(vlan));
891}
892
893static struct bt_device_s *bt_device_add(const char *opt)
894{
895 struct bt_scatternet_s *vlan;
896 int vlan_id = 0;
897 char *endp = strstr(opt, ",vlan=");
898 int len = (endp ? endp - opt : strlen(opt)) + 1;
899 char devname[10];
900
901 pstrcpy(devname, MIN(sizeof(devname), len), opt);
902
903 if (endp) {
904 vlan_id = strtol(endp + 6, &endp, 0);
905 if (*endp) {
906 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
907 return 0;
908 }
909 }
910
911 vlan = qemu_find_bt_vlan(vlan_id);
912
913 if (!vlan->slave)
914 fprintf(stderr, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id);
916
917 if (!strcmp(devname, "keyboard"))
918 return bt_keyboard_init(vlan);
919
920 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
921 return 0;
922}
923
924static int bt_parse(const char *opt)
925{
926 const char *endp, *p;
927 int vlan;
928
929 if (strstart(opt, "hci", &endp)) {
930 if (!*endp || *endp == ',') {
931 if (*endp)
932 if (!strstart(endp, ",vlan=", 0))
933 opt = endp + 1;
934
935 return bt_hci_parse(opt);
936 }
937 } else if (strstart(opt, "vhci", &endp)) {
938 if (!*endp || *endp == ',') {
939 if (*endp) {
940 if (strstart(endp, ",vlan=", &p)) {
941 vlan = strtol(p, (char **) &endp, 0);
942 if (*endp) {
943 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
944 return 1;
945 }
946 } else {
947 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
948 return 1;
949 }
950 } else
951 vlan = 0;
952
953 bt_vhci_add(vlan);
954 return 0;
955 }
956 } else if (strstart(opt, "device:", &endp))
957 return !bt_device_add(endp);
958
959 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
960 return 1;
961}
962
7d76ad4f
EO		 963static int parse_sandbox(QemuOpts *opts, void *opaque)
964{
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts, "enable", false)) {
967#ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR,
970 "failed to install seccomp syscall filter in the kernel");
971 return -1;
972 }
973#else
974 qerror_report(ERROR_CLASS_GENERIC_ERROR,
975 "sandboxing request but seccomp is not compiled into this build");
976 return -1;
977#endif
978 }
979
980 return 0;
981}
982
5b9d313e 983static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 984{
985 const char *proc_name;
986
8f480de0
DDAG		 987 if (qemu_opt_get(opts, "debug-threads")) {
988 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
989 }
5d12f961
DDAG		 990 qemu_name = qemu_opt_get(opts, "guest");
991
992 proc_name = qemu_opt_get(opts, "process");
993 if (proc_name) {
994 os_set_proc_name(proc_name);
995 }
5b9d313e
DDAG		 996
997 return 0;
5d12f961
DDAG		 998}
999
f8b6f8ed
MA		 1000bool defaults_enabled(void)
1001{
1002 return has_defaults;
1003}
1004
de77a243 1005bool usb_enabled(void)
094b287f 1006{
de77a243 1007 return machine_usb(current_machine);
094b287f
LZ		 1008}
1009
587ed6be
CB		 1010#ifndef _WIN32
1011static int parse_add_fd(QemuOpts *opts, void *opaque)
1012{
1013 int fd, dupfd, flags;
1014 int64_t fdset_id;
1015 const char *fd_opaque = NULL;
1016
1017 fd = qemu_opt_get_number(opts, "fd", -1);
1018 fdset_id = qemu_opt_get_number(opts, "set", -1);
1019 fd_opaque = qemu_opt_get(opts, "opaque");
1020
1021 if (fd < 0) {
1022 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1023 "fd option is required and must be non-negative");
1024 return -1;
1025 }
1026
1027 if (fd <= STDERR_FILENO) {
1028 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1029 "fd cannot be a standard I/O stream");
1030 return -1;
1031 }
1032
1033 /*
1034 * All fds inherited across exec() necessarily have FD_CLOEXEC
1035 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1036 */
1037 flags = fcntl(fd, F_GETFD);
1038 if (flags == -1 || (flags & FD_CLOEXEC)) {
1039 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1040 "fd is not valid or already in use");
1041 return -1;
1042 }
1043
1044 if (fdset_id < 0) {
1045 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1046 "set option is required and must be non-negative");
1047 return -1;
1048 }
1049
1050#ifdef F_DUPFD_CLOEXEC
1051 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1052#else
1053 dupfd = dup(fd);
1054 if (dupfd != -1) {
1055 qemu_set_cloexec(dupfd);
1056 }
1057#endif
1058 if (dupfd == -1) {
1059 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1060 "Error duplicating fd: %s", strerror(errno));
1061 return -1;
1062 }
1063
1064 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1065 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1066 fd_opaque, NULL);
1067
1068 return 0;
1069}
1070
1071static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1072{
1073 int fd;
1074
1075 fd = qemu_opt_get_number(opts, "fd", -1);
1076 close(fd);
1077
1078 return 0;
1079}
1080#endif
1081
1ae26a18
AZ		 1082/***********************************************************/
1083/* QEMU Block devices */
1084
2292ddae
MA		 1085#define HD_OPTS "media=disk"
1086#define CDROM_OPTS "media=cdrom"
1087#define FD_OPTS ""
1088#define PFLASH_OPTS ""
1089#define MTD_OPTS ""
1090#define SD_OPTS ""
e4bcb14c 1091
9dfd7c7a
GH		 1092static int drive_init_func(QemuOpts *opts, void *opaque)
1093{
2d0d2837 1094 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1095
60e19e06 1096 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1097}
1098
1099static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1100{
28de2f88 1101 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1102 qemu_opt_set(opts, "snapshot", "on");
1103 }
1104 return 0;
1105}
1106
3c42ea66
CB		 1107static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1108 int index, const char *optstr)
4e5d9b57
MA		 1109{
1110 QemuOpts *opts;
a66c9dc7 1111 DriveInfo *dinfo;
4e5d9b57 1112
4e5d9b57
MA		 1113 if (!enable || drive_get_by_index(type, index)) {
1114 return;
1115 }
1116
1117 opts = drive_add(type, index, NULL, optstr);
1118 if (snapshot) {
1119 drive_enable_snapshot(opts, NULL);
1120 }
a66c9dc7
JS		 1121
1122 dinfo = drive_new(opts, type);
1123 if (!dinfo) {
4e5d9b57
MA		 1124 exit(1);
1125 }
a66c9dc7
JS		 1126 dinfo->is_default = true;
1127
4e5d9b57
MA		 1128}
1129
12b7f57e
MT		 1130static QemuOptsList qemu_smp_opts = {
1131 .name = "smp-opts",
1132 .implied_opt_name = "cpus",
1133 .merge_lists = true,
1134 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1135 .desc = {
1136 {
1137 .name = "cpus",
1138 .type = QEMU_OPT_NUMBER,
1139 }, {
1140 .name = "sockets",
1141 .type = QEMU_OPT_NUMBER,
1142 }, {
1143 .name = "cores",
1144 .type = QEMU_OPT_NUMBER,
1145 }, {
1146 .name = "threads",
1147 .type = QEMU_OPT_NUMBER,
1148 }, {
1149 .name = "maxcpus",
1150 .type = QEMU_OPT_NUMBER,
1151 },
1152 { /*End of list */ }
1153 },
1154};
1155
1156static void smp_parse(QemuOpts *opts)
dc6b1c09 1157{
12b7f57e 1158 if (opts) {
dc6b1c09 1159
12b7f57e
MT		 1160 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1161 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1162 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1163 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1164
1165 /* compute missing values, prefer sockets over cores over threads */
1166 if (cpus == 0 || sockets == 0) {
1167 sockets = sockets > 0 ? sockets : 1;
1168 cores = cores > 0 ? cores : 1;
dc6b1c09 1169 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1170 if (cpus == 0) {
1171 cpus = cores * threads * sockets;
1172 }
719cac1c
EH		 1173 } else if (cores == 0) {
1174 threads = threads > 0 ? threads : 1;
1175 cores = cpus / (sockets * threads);
ec2cbbdd 1176 } else if (threads == 0) {
719cac1c 1177 threads = cpus / (cores * sockets);
ec2cbbdd
EH		 1178 } else if (sockets * cores * threads < cpus) {
1179 fprintf(stderr, "cpu topology: error: "
1180 "sockets (%u) * cores (%u) * threads (%u) < "
1181 "smp_cpus (%u)\n",
1182 sockets, cores, threads, cpus);
1183 exit(1);
dc6b1c09 1184 }
12b7f57e
MT		 1185
1186 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1187
1188 smp_cpus = cpus;
1189 smp_cores = cores > 0 ? cores : 1;
1190 smp_threads = threads > 0 ? threads : 1;
1191
dc6b1c09 1192 }
12b7f57e
MT		 1193
1194 if (max_cpus == 0) {
dc6b1c09 1195 max_cpus = smp_cpus;
12b7f57e
MT		 1196 }
1197
af67ee92 1198 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1199 fprintf(stderr, "Unsupported number of maxcpus\n");
1200 exit(1);
1201 }
1202 if (max_cpus < smp_cpus) {
1203 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1204 exit(1);
1205 }
1206
dc6b1c09
AP		 1207}
1208
28d16f38 1209static void realtime_init(void)
888a6bc6 1210{
888a6bc6
SM		 1211 if (enable_mlock) {
1212 if (os_mlock() < 0) {
1213 fprintf(stderr, "qemu: locking memory failed\n");
1214 exit(1);
1215 }
1216 }
1217}
1218
5e2ac519
SA		 1219
1220static void configure_msg(QemuOpts *opts)
1221{
1222 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1223}
1224
a594cfbf
FB		 1225/***********************************************************/
1226/* USB devices */
1227
fb08000c 1228static int usb_device_add(const char *devname)
a594cfbf 1229{
a5d2f727 1230 USBDevice *dev = NULL;
615fe4de
MR		 1231#ifndef CONFIG_LINUX
1232 const char *p;
1233#endif
a594cfbf 1234
de77a243 1235 if (!usb_enabled()) {
a594cfbf 1236 return -1;
094b287f 1237 }
a594cfbf 1238
0958b4cc
GH		 1239 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1240 dev = usbdevice_create(devname);
1241 if (dev)
1242 goto done;
1243
a5d2f727 1244 /* the other ones */
e447fc63
GH		 1245#ifndef CONFIG_LINUX
1246 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1247 if (strstart(devname, "host:", &p)) {
3741715c 1248 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1249 }
615fe4de 1250#endif
0d92ed30
PB		 1251 if (!dev)
1252 return -1;
1253
a5d2f727 1254done:
a594cfbf
FB		 1255 return 0;
1256}
1257
1f3870ab
AL		 1258static int usb_device_del(const char *devname)
1259{
1260 int bus_num, addr;
1261 const char *p;
1262
1a3973b3
GH		 1263 if (strstart(devname, "host:", &p)) {
1264 return -1;
1265 }
5d0c5750 1266
de77a243 1267 if (!usb_enabled()) {
1f3870ab 1268 return -1;
094b287f 1269 }
1f3870ab
AL		 1270
1271 p = strchr(devname, '.');
1272 if (!p)
1273 return -1;
1274 bus_num = strtoul(devname, NULL, 0);
1275 addr = strtoul(p + 1, NULL, 0);
1276
a5d2f727 1277 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1278}
1279
bd3c948d
GH		 1280static int usb_parse(const char *cmdline)
1281{
59d1c1c2 1282 int r;
fb08000c 1283 r = usb_device_add(cmdline);
59d1c1c2
ST		 1284 if (r < 0) {
1285 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1286 }
1287 return r;
bd3c948d
GH		 1288}
1289
d54908a5 1290void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1291{
59d1c1c2 1292 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1293 if (usb_device_add(devname) < 0) {
1ecda02b 1294 error_report("could not add USB device '%s'", devname);
59d1c1c2 1295 }
a594cfbf
FB		 1296}
1297
d54908a5 1298void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1299{
59d1c1c2
ST		 1300 const char *devname = qdict_get_str(qdict, "devname");
1301 if (usb_device_del(devname) < 0) {
1ecda02b 1302 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1303 }
a594cfbf
FB		 1304}
1305
cc1daa40
FB		 1306/***********************************************************/
1307/* machine registration */
1308
0056ae24 1309MachineState *current_machine;
cc1daa40 1310
261747f1
MA		 1311static void machine_class_init(ObjectClass *oc, void *data)
1312{
1313 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1314 QEMUMachine *qm = data;
261747f1 1315
2709f263 1316 mc->family = qm->family;
00b4fbe2
MA		 1317 mc->name = qm->name;
1318 mc->alias = qm->alias;
1319 mc->desc = qm->desc;
1320 mc->init = qm->init;
1321 mc->reset = qm->reset;
1322 mc->hot_add_cpu = qm->hot_add_cpu;
1323 mc->kvm_type = qm->kvm_type;
1324 mc->block_default_type = qm->block_default_type;
16026518 1325 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1326 mc->max_cpus = qm->max_cpus;
1327 mc->no_serial = qm->no_serial;
1328 mc->no_parallel = qm->no_parallel;
1329 mc->use_virtcon = qm->use_virtcon;
1330 mc->use_sclp = qm->use_sclp;
1331 mc->no_floppy = qm->no_floppy;
1332 mc->no_cdrom = qm->no_cdrom;
1333 mc->no_sdcard = qm->no_sdcard;
33cd52b5 1334 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
00b4fbe2
MA		 1335 mc->is_default = qm->is_default;
1336 mc->default_machine_opts = qm->default_machine_opts;
1337 mc->default_boot_order = qm->default_boot_order;
6f00494a 1338 mc->default_display = qm->default_display;
00b4fbe2
MA		 1339 mc->compat_props = qm->compat_props;
1340 mc->hw_version = qm->hw_version;
261747f1
MA		 1341}
1342
cc1daa40
FB		 1343int qemu_register_machine(QEMUMachine *m)
1344{
f5946dba 1345 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1346 TypeInfo ti = {
f5946dba 1347 .name = name,
261747f1
MA		 1348 .parent = TYPE_MACHINE,
1349 .class_init = machine_class_init,
1350 .class_data = (void *)m,
1351 };
1352
1353 type_register(&ti);
f5946dba 1354 g_free(name);
261747f1 1355
cc1daa40
FB		 1356 return 0;
1357}
1358
0056ae24 1359static MachineClass *find_machine(const char *name)
cc1daa40 1360{
261747f1 1361 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1362 MachineClass *mc = NULL;
cc1daa40 1363
261747f1 1364 for (el = machines; el; el = el->next) {
0056ae24 1365 MachineClass *temp = el->data;
261747f1 1366
958db90c 1367 if (!strcmp(temp->name, name)) {
0056ae24 1368 mc = temp;
261747f1
MA		 1369 break;
1370 }
958db90c
MA		 1371 if (temp->alias &&
1372 !strcmp(temp->alias, name)) {
0056ae24 1373 mc = temp;
261747f1
MA		 1374 break;
1375 }
cc1daa40 1376 }
261747f1
MA		 1377
1378 g_slist_free(machines);
0056ae24 1379 return mc;
cc1daa40
FB		 1380}
1381
0056ae24 1382MachineClass *find_default_machine(void)
0c257437 1383{
261747f1 1384 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1385 MachineClass *mc = NULL;
0c257437 1386
261747f1 1387 for (el = machines; el; el = el->next) {
0056ae24 1388 MachineClass *temp = el->data;
261747f1 1389
958db90c 1390 if (temp->is_default) {
0056ae24 1391 mc = temp;
261747f1 1392 break;
0c257437
AL		 1393 }
1394 }
261747f1
MA		 1395
1396 g_slist_free(machines);
0056ae24 1397 return mc;
0c257437
AL		 1398}
1399
01d3c80d
AL		 1400MachineInfoList *qmp_query_machines(Error **errp)
1401{
261747f1 1402 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1403 MachineInfoList *mach_list = NULL;
01d3c80d 1404
261747f1
MA		 1405 for (el = machines; el; el = el->next) {
1406 MachineClass *mc = el->data;
01d3c80d
AL		 1407 MachineInfoList *entry;
1408 MachineInfo *info;
1409
1410 info = g_malloc0(sizeof(*info));
958db90c 1411 if (mc->is_default) {
01d3c80d
AL		 1412 info->has_is_default = true;
1413 info->is_default = true;
1414 }
1415
958db90c 1416 if (mc->alias) {
01d3c80d 1417 info->has_alias = true;
958db90c 1418 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1419 }
1420
958db90c
MA		 1421 info->name = g_strdup(mc->name);
1422 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1423
1424 entry = g_malloc0(sizeof(*entry));
1425 entry->value = info;
1426 entry->next = mach_list;
1427 mach_list = entry;
1428 }
1429
261747f1 1430 g_slist_free(machines);
01d3c80d
AL		 1431 return mach_list;
1432}
1433
52eb3dfd
MA		 1434static int machine_help_func(QemuOpts *opts, MachineState *machine)
1435{
1436 ObjectProperty *prop;
1437
1438 if (!qemu_opt_has_help_opt(opts)) {
1439 return 0;
1440 }
1441
1442 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1443 if (!prop->set) {
1444 continue;
1445 }
1446
1447 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1448 prop->name, prop->type);
1449 if (prop->description) {
1450 error_printf(" (%s)\n", prop->description);
1451 } else {
1452 error_printf("\n");
1453 }
1454 }
1455
1456 return 1;
1457}
1458
8a7ddc38
FB		 1459/***********************************************************/
1460/* main execution loop */
1461
0bd48850
FB		 1462struct vm_change_state_entry {
1463 VMChangeStateHandler *cb;
1464 void *opaque;
72cf2d4f 1465 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1466};
1467
72cf2d4f 1468static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1469
1470VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1471 void *opaque)
1472{
1473 VMChangeStateEntry *e;
1474
7267c094 1475 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1476
1477 e->cb = cb;
1478 e->opaque = opaque;
72cf2d4f 1479 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1480 return e;
1481}
1482
1483void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1484{
72cf2d4f 1485 QLIST_REMOVE (e, entries);
7267c094 1486 g_free (e);
0bd48850
FB		 1487}
1488
1dfb4dd9 1489void vm_state_notify(int running, RunState state)
0bd48850 1490{
9b10ac86 1491 VMChangeStateEntry *e, *next;
0bd48850 1492
1dfb4dd9 1493 trace_vm_state_notify(running, state);
94b0b5ff 1494
9b10ac86 1495 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1496 e->cb(e->opaque, running, state);
0bd48850
FB		 1497 }
1498}
1499
bb0c6722
FB		 1500/* reset/shutdown handler */
1501
1502typedef struct QEMUResetEntry {
72cf2d4f 1503 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1504 QEMUResetHandler *func;
1505 void *opaque;
bb0c6722
FB		 1506} QEMUResetEntry;
1507
72cf2d4f
BS		 1508static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1509 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1510static int reset_requested;
f64622c4
GN		 1511static int shutdown_requested, shutdown_signal = -1;
1512static pid_t shutdown_pid;
3475187d 1513static int powerdown_requested;
8cf71710 1514static int debug_requested;
95b363b5 1515static int suspend_requested;
4bc78a87 1516static WakeupReason wakeup_reason;
a9552c8e
IM		 1517static NotifierList powerdown_notifiers =
1518 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1519static NotifierList suspend_notifiers =
1520 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1521static NotifierList wakeup_notifiers =
1522 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1523static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1524
1291eb35
AP		 1525int qemu_shutdown_requested_get(void)
1526{
1527 return shutdown_requested;
1528}
1529
1530int qemu_reset_requested_get(void)
1531{
1532 return reset_requested;
1533}
1534
4fdcac0e 1535static int qemu_shutdown_requested(void)
cf7a2fe2 1536{
817ef04d 1537 return atomic_xchg(&shutdown_requested, 0);
cf7a2fe2
AJ		 1538}
1539
4fdcac0e 1540static void qemu_kill_report(void)
f64622c4 1541{
35b30712 1542 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1543 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1544 if (shutdown_pid == 0) {
1545 /* This happens for eg ^C at the terminal, so it's worth
1546 * avoiding printing an odd message in that case.
1547 */
1548 fputc('\n', stderr);
1549 } else {
953ffe0f 1550 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1551 }
f64622c4
GN		 1552 shutdown_signal = -1;
1553 }
1554}
1555
4fdcac0e 1556static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1557{
1558 int r = reset_requested;
1559 reset_requested = 0;
1560 return r;
1561}
1562
95b363b5
GH		 1563static int qemu_suspend_requested(void)
1564{
1565 int r = suspend_requested;
1566 suspend_requested = 0;
1567 return r;
1568}
1569
4bc78a87 1570static WakeupReason qemu_wakeup_requested(void)
14058196 1571{
4bc78a87 1572 return wakeup_reason;
14058196
LC		 1573}
1574
4fdcac0e 1575static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1576{
1577 int r = powerdown_requested;
1578 powerdown_requested = 0;
1579 return r;
1580}
1581
e568902a
AL		 1582static int qemu_debug_requested(void)
1583{
1584 int r = debug_requested;
1585 debug_requested = 0;
1586 return r;
1587}
1588
a08d4367 1589void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1590{
7267c094 1591 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1592
bb0c6722
FB		 1593 re->func = func;
1594 re->opaque = opaque;
72cf2d4f 1595 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1596}
1597
dda9b29f 1598void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1599{
1600 QEMUResetEntry *re;
1601
72cf2d4f 1602 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1603 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1604 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1605 g_free(re);
dda9b29f
JK		 1606 return;
1607 }
1608 }
1609}
1610
be522029 1611void qemu_devices_reset(void)
dda9b29f
JK		 1612{
1613 QEMUResetEntry *re, *nre;
1614
1615 /* reset all devices */
72cf2d4f 1616 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1617 re->func(re->opaque);
1618 }
be522029
DG		 1619}
1620
1621void qemu_system_reset(bool report)
1622{
0056ae24
MA		 1623 MachineClass *mc;
1624
1625 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1626
958db90c
MA		 1627 if (mc && mc->reset) {
1628 mc->reset();
be522029
DG		 1629 } else {
1630 qemu_devices_reset();
1631 }
e063eb1f 1632 if (report) {
a6330785 1633 qapi_event_send_reset(&error_abort);
e063eb1f 1634 }
ea375f9a 1635 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1636}
1637
1638void qemu_system_reset_request(void)
1639{
d1beab82
FB		 1640 if (no_reboot) {
1641 shutdown_requested = 1;
1642 } else {
1643 reset_requested = 1;
1644 }
b4a3d965 1645 cpu_stop_current();
d9f75a4e 1646 qemu_notify_event();
bb0c6722
FB		 1647}
1648
95b363b5
GH		 1649static void qemu_system_suspend(void)
1650{
1651 pause_all_vcpus();
1652 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1653 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1654 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1655}
1656
1657void qemu_system_suspend_request(void)
1658{
9abc62f6 1659 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1660 return;
1661 }
1662 suspend_requested = 1;
1663 cpu_stop_current();
1664 qemu_notify_event();
1665}
1666
1667void qemu_register_suspend_notifier(Notifier *notifier)
1668{
1669 notifier_list_add(&suspend_notifiers, notifier);
1670}
1671
1672void qemu_system_wakeup_request(WakeupReason reason)
1673{
4fed9421
AK		 1674 trace_system_wakeup_request(reason);
1675
9abc62f6 1676 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1677 return;
1678 }
1679 if (!(wakeup_reason_mask & (1 << reason))) {
1680 return;
1681 }
ad02b96a 1682 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1683 wakeup_reason = reason;
95b363b5 1684 qemu_notify_event();
95b363b5
GH		 1685}
1686
1687void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1688{
1689 if (enabled) {
1690 wakeup_reason_mask |= (1 << reason);
1691 } else {
1692 wakeup_reason_mask &= ~(1 << reason);
1693 }
1694}
1695
1696void qemu_register_wakeup_notifier(Notifier *notifier)
1697{
1698 notifier_list_add(&wakeup_notifiers, notifier);
1699}
1700
f64622c4
GN		 1701void qemu_system_killed(int signal, pid_t pid)
1702{
1703 shutdown_signal = signal;
1704 shutdown_pid = pid;
d9389b96 1705 no_shutdown = 0;
f64622c4
GN		 1706 qemu_system_shutdown_request();
1707}
1708
bb0c6722
FB		 1709void qemu_system_shutdown_request(void)
1710{
bc78cff9 1711 trace_qemu_system_shutdown_request();
bb0c6722 1712 shutdown_requested = 1;
d9f75a4e 1713 qemu_notify_event();
bb0c6722
FB		 1714}
1715
013c2f15
IM		 1716static void qemu_system_powerdown(void)
1717{
0aab9ec3 1718 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1719 notifier_list_notify(&powerdown_notifiers, NULL);
1720}
1721
3475187d
FB		 1722void qemu_system_powerdown_request(void)
1723{
bc78cff9 1724 trace_qemu_system_powerdown_request();
3475187d 1725 powerdown_requested = 1;
d9f75a4e
AL		 1726 qemu_notify_event();
1727}
1728
a9552c8e
IM		 1729void qemu_register_powerdown_notifier(Notifier *notifier)
1730{
1731 notifier_list_add(&powerdown_notifiers, notifier);
1732}
1733
8cf71710
JK		 1734void qemu_system_debug_request(void)
1735{
1736 debug_requested = 1;
83f338f7 1737 qemu_notify_event();
8cf71710
JK		 1738}
1739
99435906
PB		 1740static bool main_loop_should_exit(void)
1741{
1742 RunState r;
1743 if (qemu_debug_requested()) {
1744 vm_stop(RUN_STATE_DEBUG);
1745 }
95b363b5
GH		 1746 if (qemu_suspend_requested()) {
1747 qemu_system_suspend();
1748 }
99435906
PB		 1749 if (qemu_shutdown_requested()) {
1750 qemu_kill_report();
84321831 1751 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1752 if (no_shutdown) {
1753 vm_stop(RUN_STATE_SHUTDOWN);
1754 } else {
1755 return true;
1756 }
1757 }
1758 if (qemu_reset_requested()) {
1759 pause_all_vcpus();
1760 cpu_synchronize_all_states();
1761 qemu_system_reset(VMRESET_REPORT);
1762 resume_all_vcpus();
ede085b3 1763 if (runstate_needs_reset()) {
99435906
PB		 1764 runstate_set(RUN_STATE_PAUSED);
1765 }
1766 }
14058196
LC		 1767 if (qemu_wakeup_requested()) {
1768 pause_all_vcpus();
1769 cpu_synchronize_all_states();
1770 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1771 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1772 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1773 resume_all_vcpus();
7a906f7f 1774 qapi_event_send_wakeup(&error_abort);
14058196 1775 }
99435906 1776 if (qemu_powerdown_requested()) {
013c2f15 1777 qemu_system_powerdown();
99435906
PB		 1778 }
1779 if (qemu_vmstop_requested(&r)) {
1780 vm_stop(r);
1781 }
1782 return false;
1783}
1784
43b96858
AL		 1785static void main_loop(void)
1786{
c9f711a5 1787 bool nonblocking;
99435906 1788 int last_io = 0;
8e1b90ec
JK		 1789#ifdef CONFIG_PROFILER
1790 int64_t ti;
1791#endif
99435906 1792 do {
a7d4207d 1793 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 1794#ifdef CONFIG_PROFILER
46481d39 1795 ti = profile_getclock();
89bfc105 1796#endif
c9f711a5 1797 last_io = main_loop_wait(nonblocking);
89bfc105 1798#ifdef CONFIG_PROFILER
46481d39 1799 dev_time += profile_getclock() - ti;
89bfc105 1800#endif
99435906 1801 } while (!main_loop_should_exit());
b4608c04
FB		 1802}
1803
9bd7e6d9
PB		 1804static void version(void)
1805{
f75ca1ae 1806 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1807}
1808
15f82208 1809static void help(int exitcode)
0824d6fc 1810{
a3adb7ad
ME		 1811 version();
1812 printf("usage: %s [options] [disk_image]\n\n"
1813 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1814 error_get_progname());
1815
77bd1119
ME		 1816#define QEMU_OPTIONS_GENERATE_HELP
1817#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1818
1819 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1820 "ctrl-alt-f toggle full screen\n"
1821 "ctrl-alt-n switch to virtual console 'n'\n"
1822 "ctrl-alt toggle mouse and keyboard grab\n"
1823 "\n"
a3adb7ad
ME		 1824 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1825
15f82208 1826 exit(exitcode);
0824d6fc
FB		 1827}
1828
cd6f1169
FB		 1829#define HAS_ARG 0x0001
1830
cd6f1169
FB		 1831typedef struct QEMUOption {
1832 const char *name;
1833 int flags;
1834 int index;
ad96090a 1835 uint32_t arch_mask;
cd6f1169
FB		 1836} QEMUOption;
1837
dbed7e40 1838static const QEMUOption qemu_options[] = {
ad96090a 1839 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1840#define QEMU_OPTIONS_GENERATE_OPTIONS
1841#include "qemu-options-wrapper.h"
cd6f1169 1842 { NULL },
fc01f7e7 1843};
a369da5f
BS		 1844
1845static bool vga_available(void)
1846{
36b7f27d 1847 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 1848}
1849
1850static bool cirrus_vga_available(void)
1851{
36b7f27d
AJ		 1852 return object_class_by_name("cirrus-vga")
1853 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 1854}
1855
1856static bool vmware_vga_available(void)
1857{
36b7f27d 1858 return object_class_by_name("vmware-svga");
a369da5f
BS		 1859}
1860
879049a3
AJ		 1861static bool qxl_vga_available(void)
1862{
1863 return object_class_by_name("qxl-vga");
1864}
1865
af87bf29
MCA		 1866static bool tcx_vga_available(void)
1867{
1868 return object_class_by_name("SUNW,tcx");
1869}
1870
1871static bool cg3_vga_available(void)
1872{
1873 return object_class_by_name("cgthree");
1874}
1875
3893c124 1876static void select_vgahw (const char *p)
1877{
1878 const char *opts;
1879
d44229c5 1880 assert(vga_interface_type == VGA_NONE);
3893c124 1881 if (strstart(p, "std", &opts)) {
a369da5f
BS		 1882 if (vga_available()) {
1883 vga_interface_type = VGA_STD;
1884 } else {
1885 fprintf(stderr, "Error: standard VGA not available\n");
1886 exit(0);
1887 }
3893c124 1888 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 1889 if (cirrus_vga_available()) {
1890 vga_interface_type = VGA_CIRRUS;
1891 } else {
1892 fprintf(stderr, "Error: Cirrus VGA not available\n");
1893 exit(0);
1894 }
3893c124 1895 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 1896 if (vmware_vga_available()) {
1897 vga_interface_type = VGA_VMWARE;
1898 } else {
1899 fprintf(stderr, "Error: VMWare SVGA not available\n");
1900 exit(0);
1901 }
94909d9f 1902 } else if (strstart(p, "xenfb", &opts)) {
86176759 1903 vga_interface_type = VGA_XENFB;
a19cbfb3 1904 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 1905 if (qxl_vga_available()) {
1906 vga_interface_type = VGA_QXL;
1907 } else {
1908 fprintf(stderr, "Error: QXL VGA not available\n");
1909 exit(0);
1910 }
af87bf29
MCA		 1911 } else if (strstart(p, "tcx", &opts)) {
1912 if (tcx_vga_available()) {
1913 vga_interface_type = VGA_TCX;
1914 } else {
1915 fprintf(stderr, "Error: TCX framebuffer not available\n");
1916 exit(0);
1917 }
1918 } else if (strstart(p, "cg3", &opts)) {
1919 if (cg3_vga_available()) {
1920 vga_interface_type = VGA_CG3;
1921 } else {
1922 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1923 exit(0);
1924 }
28b85ed8 1925 } else if (!strstart(p, "none", &opts)) {
3893c124 1926 invalid_vga:
1927 fprintf(stderr, "Unknown vga type: %s\n", p);
1928 exit(1);
1929 }
cb5a7aa8 1930 while (*opts) {
1931 const char *nextopt;
1932
1933 if (strstart(opts, ",retrace=", &nextopt)) {
1934 opts = nextopt;
1935 if (strstart(opts, "dumb", &nextopt))
1936 vga_retrace_method = VGA_RETRACE_DUMB;
1937 else if (strstart(opts, "precise", &nextopt))
1938 vga_retrace_method = VGA_RETRACE_PRECISE;
1939 else goto invalid_vga;
1940 } else goto invalid_vga;
1941 opts = nextopt;
1942 }
3893c124 1943}
1944
1472a95b
JS		 1945static DisplayType select_display(const char *p)
1946{
1947 const char *opts;
1948 DisplayType display = DT_DEFAULT;
1949
1950 if (strstart(p, "sdl", &opts)) {
1951#ifdef CONFIG_SDL
1952 display = DT_SDL;
1953 while (*opts) {
1954 const char *nextopt;
1955
1956 if (strstart(opts, ",frame=", &nextopt)) {
1957 opts = nextopt;
1958 if (strstart(opts, "on", &nextopt)) {
1959 no_frame = 0;
1960 } else if (strstart(opts, "off", &nextopt)) {
1961 no_frame = 1;
1962 } else {
05175535 1963 goto invalid_sdl_args;
1472a95b
JS		 1964 }
1965 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1966 opts = nextopt;
1967 if (strstart(opts, "on", &nextopt)) {
1968 alt_grab = 1;
1969 } else if (strstart(opts, "off", &nextopt)) {
1970 alt_grab = 0;
1971 } else {
05175535 1972 goto invalid_sdl_args;
1472a95b
JS		 1973 }
1974 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1975 opts = nextopt;
1976 if (strstart(opts, "on", &nextopt)) {
1977 ctrl_grab = 1;
1978 } else if (strstart(opts, "off", &nextopt)) {
1979 ctrl_grab = 0;
1980 } else {
05175535 1981 goto invalid_sdl_args;
1472a95b
JS		 1982 }
1983 } else if (strstart(opts, ",window_close=", &nextopt)) {
1984 opts = nextopt;
1985 if (strstart(opts, "on", &nextopt)) {
1986 no_quit = 0;
1987 } else if (strstart(opts, "off", &nextopt)) {
1988 no_quit = 1;
1989 } else {
05175535 1990 goto invalid_sdl_args;
1472a95b
JS		 1991 }
1992 } else {
05175535
PM		 1993 invalid_sdl_args:
1994 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1995 exit(1);
1472a95b
JS		 1996 }
1997 opts = nextopt;
1998 }
1999#else
2000 fprintf(stderr, "SDL support is disabled\n");
2001 exit(1);
2002#endif
3264ff12 2003 } else if (strstart(p, "vnc", &opts)) {
821601ea 2004#ifdef CONFIG_VNC
3264ff12
JS		 2005 display_remote++;
2006
2007 if (*opts) {
2008 const char *nextopt;
2009
2010 if (strstart(opts, "=", &nextopt)) {
2011 vnc_display = nextopt;
2012 }
2013 }
2014 if (!vnc_display) {
2015 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2016 exit(1);
2017 }
821601ea
JS		 2018#else
2019 fprintf(stderr, "VNC support is disabled\n");
2020 exit(1);
2021#endif
1472a95b
JS		 2022 } else if (strstart(p, "curses", &opts)) {
2023#ifdef CONFIG_CURSES
2024 display = DT_CURSES;
2025#else
2026 fprintf(stderr, "Curses support is disabled\n");
2027 exit(1);
15546425
AL		 2028#endif
2029 } else if (strstart(p, "gtk", &opts)) {
2030#ifdef CONFIG_GTK
2031 display = DT_GTK;
881249c7
JK		 2032 while (*opts) {
2033 const char *nextopt;
2034
2035 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2036 opts = nextopt;
2037 if (strstart(opts, "on", &nextopt)) {
2038 grab_on_hover = true;
2039 } else if (strstart(opts, "off", &nextopt)) {
2040 grab_on_hover = false;
2041 } else {
2042 goto invalid_gtk_args;
2043 }
2044 } else {
2045 invalid_gtk_args:
2046 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2047 exit(1);
2048 }
2049 opts = nextopt;
2050 }
15546425
AL		 2051#else
2052 fprintf(stderr, "GTK support is disabled\n");
2053 exit(1);
1472a95b 2054#endif
4171d32e
JS		 2055 } else if (strstart(p, "none", &opts)) {
2056 display = DT_NONE;
1472a95b 2057 } else {
1472a95b
JS		 2058 fprintf(stderr, "Unknown display type: %s\n", p);
2059 exit(1);
2060 }
2061
2062 return display;
2063}
2064
7d4c3d53
MA		 2065static int balloon_parse(const char *arg)
2066{
382f0743 2067 QemuOpts *opts;
7d4c3d53 2068
382f0743
GH		 2069 if (strcmp(arg, "none") == 0) {
2070 return 0;
2071 }
2072
2073 if (!strncmp(arg, "virtio", 6)) {
2074 if (arg[6] == ',') {
2075 /* have params -> parse them */
3329f07b 2076 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2077 if (!opts)
2078 return -1;
2079 } else {
2080 /* create empty opts */
87ea75d5
PC		 2081 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2082 &error_abort);
7d4c3d53 2083 }
29f82b37 2084 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2085 return 0;
7d4c3d53 2086 }
382f0743
GH		 2087
2088 return -1;
7d4c3d53 2089}
7d4c3d53 2090
5cea8590
PB		 2091char *qemu_find_file(int type, const char *name)
2092{
4524051c 2093 int i;
5cea8590
PB		 2094 const char *subdir;
2095 char *buf;
2096
31783203
PM		 2097 /* Try the name as a straight path first */
2098 if (access(name, R_OK) == 0) {
4524051c 2099 trace_load_file(name, name);
7267c094 2100 return g_strdup(name);
5cea8590 2101 }
4524051c 2102
5cea8590
PB		 2103 switch (type) {
2104 case QEMU_FILE_TYPE_BIOS:
2105 subdir = "";
2106 break;
2107 case QEMU_FILE_TYPE_KEYMAP:
2108 subdir = "keymaps/";
2109 break;
2110 default:
2111 abort();
2112 }
4524051c
GH		 2113
2114 for (i = 0; i < data_dir_idx; i++) {
2115 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2116 if (access(buf, R_OK) == 0) {
2117 trace_load_file(name, buf);
2118 return buf;
2119 }
7267c094 2120 g_free(buf);
5cea8590 2121 }
4524051c 2122 return NULL;
5cea8590
PB		 2123}
2124
ff952ba2
MA		 2125static int device_help_func(QemuOpts *opts, void *opaque)
2126{
2127 return qdev_device_help(opts);
2128}
2129
f31d07d1
GH		 2130static int device_init_func(QemuOpts *opts, void *opaque)
2131{
2132 DeviceState *dev;
2133
2134 dev = qdev_device_add(opts);
2135 if (!dev)
2136 return -1;
b09995ae 2137 object_unref(OBJECT(dev));
f31d07d1
GH		 2138 return 0;
2139}
2140
1a688d3b
GH		 2141static int chardev_init_func(QemuOpts *opts, void *opaque)
2142{
bd2d80b2 2143 Error *local_err = NULL;
1a688d3b 2144
bd2d80b2 2145 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2146 if (local_err) {
4a44d85e 2147 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2148 error_free(local_err);
1a688d3b 2149 return -1;
bd2d80b2 2150 }
1a688d3b
GH		 2151 return 0;
2152}
2153
758e8e38 2154#ifdef CONFIG_VIRTFS
74db920c
GS		 2155static int fsdev_init_func(QemuOpts *opts, void *opaque)
2156{
2157 int ret;
2158 ret = qemu_fsdev_add(opts);
2159
2160 return ret;
2161}
2162#endif
2163
88589343
GH		 2164static int mon_init_func(QemuOpts *opts, void *opaque)
2165{
2166 CharDriverState *chr;
2167 const char *chardev;
2168 const char *mode;
2169 int flags;
2170
2171 mode = qemu_opt_get(opts, "mode");
2172 if (mode == NULL) {
2173 mode = "readline";
2174 }
2175 if (strcmp(mode, "readline") == 0) {
2176 flags = MONITOR_USE_READLINE;
2177 } else if (strcmp(mode, "control") == 0) {
2178 flags = MONITOR_USE_CONTROL;
2179 } else {
2180 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2181 exit(1);
2182 }
2183
39eaab9a
DB		 2184 if (qemu_opt_get_bool(opts, "pretty", 0))
2185 flags |= MONITOR_USE_PRETTY;
2186
88589343
GH		 2187 if (qemu_opt_get_bool(opts, "default", 0))
2188 flags |= MONITOR_IS_DEFAULT;
2189
2190 chardev = qemu_opt_get(opts, "chardev");
2191 chr = qemu_chr_find(chardev);
2192 if (chr == NULL) {
2193 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2194 exit(1);
2195 }
2196
456d6069 2197 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2198 monitor_init(chr, flags);
2199 return 0;
2200}
2201
4821cd4c 2202static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2203{
2204 static int monitor_device_index = 0;
2205 QemuOpts *opts;
2206 const char *p;
2207 char label[32];
2208 int def = 0;
2209
2210 if (strstart(optarg, "chardev:", &p)) {
2211 snprintf(label, sizeof(label), "%s", p);
2212 } else {
140e065d
JK		 2213 snprintf(label, sizeof(label), "compat_monitor%d",
2214 monitor_device_index);
2215 if (monitor_device_index == 0) {
88589343
GH		 2216 def = 1;
2217 }
2218 opts = qemu_chr_parse_compat(label, optarg);
2219 if (!opts) {
2220 fprintf(stderr, "parse error: %s\n", optarg);
2221 exit(1);
2222 }
2223 }
2224
8be7e7e4 2225 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2226 if (!opts) {
2227 fprintf(stderr, "duplicate chardev: %s\n", label);
2228 exit(1);
2229 }
6ca5582d 2230 qemu_opt_set(opts, "mode", mode);
88589343 2231 qemu_opt_set(opts, "chardev", label);
4821cd4c 2232 qemu_opt_set_bool(opts, "pretty", pretty);
88589343
GH		 2233 if (def)
2234 qemu_opt_set(opts, "default", "on");
2235 monitor_device_index++;
2236}
2237
bd3c948d
GH		 2238struct device_config {
2239 enum {
aee1b935
GH		 2240 DEV_USB, /* -usbdevice */
2241 DEV_BT, /* -bt */
2242 DEV_SERIAL, /* -serial */
2243 DEV_PARALLEL, /* -parallel */
2244 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2245 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2246 DEV_GDB, /* -gdb, -s */
3ef669e1 2247 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2248 } type;
2249 const char *cmdline;
d9a5954d 2250 Location loc;
72cf2d4f 2251 QTAILQ_ENTRY(device_config) next;
bd3c948d 2252};
4fdcac0e
BS		 2253
2254static QTAILQ_HEAD(, device_config) device_configs =
2255 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2256
2257static void add_device_config(int type, const char *cmdline)
2258{
2259 struct device_config *conf;
2260
7267c094 2261 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2262 conf->type = type;
2263 conf->cmdline = cmdline;
d9a5954d 2264 loc_save(&conf->loc);
72cf2d4f 2265 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2266}
2267
2268static int foreach_device_config(int type, int (*func)(const char *cmdline))
2269{
2270 struct device_config *conf;
2271 int rc;
2272
72cf2d4f 2273 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2274 if (conf->type != type)
2275 continue;
d9a5954d 2276 loc_push_restore(&conf->loc);
bd3c948d 2277 rc = func(conf->cmdline);
d9a5954d 2278 loc_pop(&conf->loc);
28de2f88 2279 if (rc) {
bd3c948d 2280 return rc;
28de2f88 2281 }
bd3c948d
GH		 2282 }
2283 return 0;
2284}
2285
998bbd74
GH		 2286static int serial_parse(const char *devname)
2287{
2288 static int index = 0;
2289 char label[32];
2290
2291 if (strcmp(devname, "none") == 0)
2292 return 0;
2293 if (index == MAX_SERIAL_PORTS) {
2294 fprintf(stderr, "qemu: too many serial ports\n");
2295 exit(1);
2296 }
2297 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2298 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2299 if (!serial_hds[index]) {
52d06136
PM		 2300 fprintf(stderr, "qemu: could not connect serial device"
2301 " to character backend '%s'\n", devname);
998bbd74
GH		 2302 return -1;
2303 }
2304 index++;
2305 return 0;
2306}
2307
6a5e8b0e
GH		 2308static int parallel_parse(const char *devname)
2309{
2310 static int index = 0;
2311 char label[32];
2312
2313 if (strcmp(devname, "none") == 0)
2314 return 0;
2315 if (index == MAX_PARALLEL_PORTS) {
2316 fprintf(stderr, "qemu: too many parallel ports\n");
2317 exit(1);
2318 }
2319 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2320 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2321 if (!parallel_hds[index]) {
52d06136
PM		 2322 fprintf(stderr, "qemu: could not connect parallel device"
2323 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2324 return -1;
2325 }
2326 index++;
2327 return 0;
2328}
2329
aee1b935
GH		 2330static int virtcon_parse(const char *devname)
2331{
3329f07b 2332 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2333 static int index = 0;
2334 char label[32];
392ecf54 2335 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2336
2337 if (strcmp(devname, "none") == 0)
2338 return 0;
2339 if (index == MAX_VIRTIO_CONSOLES) {
2340 fprintf(stderr, "qemu: too many virtio consoles\n");
2341 exit(1);
2342 }
392ecf54 2343
87ea75d5 2344 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2345 if (arch_type == QEMU_ARCH_S390X) {
2346 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2347 } else {
2348 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2349 }
392ecf54 2350
87ea75d5 2351 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2352 qemu_opt_set(dev_opts, "driver", "virtconsole");
2353
aee1b935 2354 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2355 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2356 if (!virtcon_hds[index]) {
52d06136
PM		 2357 fprintf(stderr, "qemu: could not connect virtio console"
2358 " to character backend '%s'\n", devname);
aee1b935
GH		 2359 return -1;
2360 }
392ecf54
AS		 2361 qemu_opt_set(dev_opts, "chardev", label);
2362
aee1b935
GH		 2363 index++;
2364 return 0;
2365}
2366
3ef669e1
AG		 2367static int sclp_parse(const char *devname)
2368{
2369 QemuOptsList *device = qemu_find_opts("device");
2370 static int index = 0;
2371 char label[32];
2372 QemuOpts *dev_opts;
2373
2374 if (strcmp(devname, "none") == 0) {
2375 return 0;
2376 }
2377 if (index == MAX_SCLP_CONSOLES) {
2378 fprintf(stderr, "qemu: too many sclp consoles\n");
2379 exit(1);
2380 }
2381
2382 assert(arch_type == QEMU_ARCH_S390X);
2383
2384 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2385 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2386
2387 snprintf(label, sizeof(label), "sclpcon%d", index);
2388 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2389 if (!sclp_hds[index]) {
2390 fprintf(stderr, "qemu: could not connect sclp console"
2391 " to character backend '%s'\n", devname);
2392 return -1;
2393 }
2394 qemu_opt_set(dev_opts, "chardev", label);
2395
2396 index++;
2397 return 0;
2398}
2399
c9f398e5 2400static int debugcon_parse(const char *devname)
4d8b3c63 2401{
c9f398e5
PA		 2402 QemuOpts *opts;
2403
27143a44 2404 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2405 exit(1);
2406 }
8be7e7e4 2407 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2408 if (!opts) {
2409 fprintf(stderr, "qemu: already have a debugcon device\n");
2410 exit(1);
2411 }
2412 qemu_opt_set(opts, "driver", "isa-debugcon");
2413 qemu_opt_set(opts, "chardev", "debugcon");
2414 return 0;
2415}
2416
2709f263
LE		 2417static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2418{
2419 const MachineClass *mc1 = a, *mc2 = b;
2420 int res;
2421
2422 if (mc1->family == NULL) {
2423 if (mc2->family == NULL) {
2424 /* Compare standalone machine types against each other; they sort
2425 * in increasing order.
2426 */
2427 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2428 object_class_get_name(OBJECT_CLASS(mc2)));
2429 }
2430
2431 /* Standalone machine types sort after families. */
2432 return 1;
2433 }
2434
2435 if (mc2->family == NULL) {
2436 /* Families sort before standalone machine types. */
2437 return -1;
2438 }
2439
2440 /* Families sort between each other alphabetically increasingly. */
2441 res = strcmp(mc1->family, mc2->family);
2442 if (res != 0) {
2443 return res;
2444 }
2445
2446 /* Within the same family, machine types sort in decreasing order. */
2447 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2448 object_class_get_name(OBJECT_CLASS(mc1)));
2449}
2450
2451 static MachineClass *machine_parse(const char *name)
9052ea6b 2452{
0056ae24 2453 MachineClass *mc = NULL;
261747f1 2454 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2455
2456 if (name) {
0056ae24 2457 mc = find_machine(name);
9052ea6b 2458 }
0056ae24
MA		 2459 if (mc) {
2460 return mc;
9052ea6b 2461 }
025172d5
MR		 2462 if (name && !is_help_option(name)) {
2463 error_report("Unsupported machine type");
2464 error_printf("Use -machine help to list supported machines!\n");
2465 } else {
2466 printf("Supported machines are:\n");
2709f263 2467 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2468 for (el = machines; el; el = el->next) {
2469 MachineClass *mc = el->data;
958db90c
MA		 2470 if (mc->alias) {
2471 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2472 }
958db90c
MA		 2473 printf("%-20s %s%s\n", mc->name, mc->desc,
2474 mc->is_default ? " (default)" : "");
9052ea6b 2475 }
9052ea6b 2476 }
261747f1
MA		 2477
2478 g_slist_free(machines);
c8057f95 2479 exit(!name || !is_help_option(name));
9052ea6b
JK		 2480}
2481
fd42deeb
GH		 2482void qemu_add_exit_notifier(Notifier *notify)
2483{
2484 notifier_list_add(&exit_notifiers, notify);
2485}
2486
2487void qemu_remove_exit_notifier(Notifier *notify)
2488{
31552529 2489 notifier_remove(notify);
fd42deeb
GH		 2490}
2491
2492static void qemu_run_exit_notifiers(void)
2493{
9e8dd451 2494 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2495}
2496
4cab946a
GN		 2497void qemu_add_machine_init_done_notifier(Notifier *notify)
2498{
2499 notifier_list_add(&machine_init_done_notifiers, notify);
2500}
2501
2502static void qemu_run_machine_init_done_notifiers(void)
2503{
9e8dd451 2504 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2505}
2506
6530a97b
AL		 2507static const QEMUOption *lookup_opt(int argc, char **argv,
2508 const char **poptarg, int *poptind)
2509{
2510 const QEMUOption *popt;
2511 int optind = *poptind;
2512 char *r = argv[optind];
2513 const char *optarg;
2514
0f0bc3f1 2515 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2516 optind++;
2517 /* Treat --foo the same as -foo. */
2518 if (r[1] == '-')
2519 r++;
2520 popt = qemu_options;
2521 for(;;) {
2522 if (!popt->name) {
0f0bc3f1 2523 error_report("invalid option");
6530a97b
AL		 2524 exit(1);
2525 }
2526 if (!strcmp(popt->name, r + 1))
2527 break;
2528 popt++;
2529 }
2530 if (popt->flags & HAS_ARG) {
2531 if (optind >= argc) {
0f0bc3f1 2532 error_report("requires an argument");
6530a97b
AL		 2533 exit(1);
2534 }
2535 optarg = argv[optind++];
0f0bc3f1 2536 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2537 } else {
2538 optarg = NULL;
2539 }
2540
2541 *poptarg = optarg;
2542 *poptind = optind;
2543
2544 return popt;
2545}
2546
0750112a
AL		 2547static gpointer malloc_and_trace(gsize n_bytes)
2548{
2549 void *ptr = malloc(n_bytes);
a74cd8cc 2550 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2551 return ptr;
2552}
2553
2554static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2555{
2556 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2557 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2558 return ptr;
2559}
2560
2561static void free_and_trace(gpointer mem)
2562{
a74cd8cc 2563 trace_g_free(mem);
0750112a
AL		 2564 free(mem);
2565}
2566
d2659e27
AF		 2567static int machine_set_property(const char *name, const char *value,
2568 void *opaque)
68d98d3e
AL		 2569{
2570 Object *obj = OBJECT(opaque);
68d98d3e 2571 Error *local_err = NULL;
b0ddb8bf 2572 char *c, *qom_name;
68d98d3e 2573
d2659e27 2574 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2575 return 0;
2576 }
2577
b0ddb8bf
MA		 2578 qom_name = g_strdup(name);
2579 c = qom_name;
2580 while (*c++) {
2581 if (*c == '_') {
2582 *c = '-';
2583 }
2584 }
2585
2e16898a 2586 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2587 g_free(qom_name);
68d98d3e
AL		 2588
2589 if (local_err) {
2590 qerror_report_err(local_err);
2591 error_free(local_err);
2592 return -1;
2593 }
2594
2595 return 0;
2596}
2597
2598static int object_create(QemuOpts *opts, void *opaque)
2599{
c4090f8e
PB		 2600 Error *err = NULL;
2601 char *type = NULL;
2602 char *id = NULL;
2603 void *dummy = NULL;
2604 OptsVisitor *ov;
2605 QDict *pdict;
68d98d3e 2606
c4090f8e
PB		 2607 ov = opts_visitor_new(opts);
2608 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2609
c4090f8e
PB		 2610 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2611 if (err) {
2612 goto out;
68d98d3e
AL		 2613 }
2614
c4090f8e
PB		 2615 qdict_del(pdict, "qom-type");
2616 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2617 if (err) {
2618 goto out;
68d98d3e
AL		 2619 }
2620
c4090f8e
PB		 2621 qdict_del(pdict, "id");
2622 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2623 if (err) {
269e09f3
IM		 2624 goto out;
2625 }
2626
c4090f8e
PB		 2627 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2628 if (err) {
269e09f3
IM		 2629 goto out;
2630 }
c4090f8e
PB		 2631 visit_end_struct(opts_get_visitor(ov), &err);
2632 if (err) {
2633 qmp_object_del(id, NULL);
2634 }
2635
269e09f3 2636out:
c4090f8e
PB		 2637 opts_visitor_cleanup(ov);
2638
2639 QDECREF(pdict);
2640 g_free(id);
2641 g_free(type);
2642 g_free(dummy);
2643 if (err) {
2644 qerror_report_err(err);
3a9cbfe0 2645 error_free(err);
90e9cf28
IM		 2646 return -1;
2647 }
68d98d3e
AL		 2648 return 0;
2649}
2650
902b3d5c 2651int main(int argc, char **argv, char **envp)
0824d6fc 2652{
e4bcb14c 2653 int i;
da1fcfda 2654 int snapshot, linux_boot;
7f7f9873 2655 const char *initrd_filename;
a20dd508 2656 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2657 const char *boot_order;
3023f332 2658 DisplayState *ds;
9f227bc3 2659 int cyls, heads, secs, translation;
1ad9580b 2660 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2661 QemuOptsList *olist;
cd6f1169 2662 int optind;
6530a97b 2663 const char *optarg;
d63d307f 2664 const char *loadvm = NULL;
0056ae24 2665 MachineClass *machine_class;
94fc95cd 2666 const char *cpu_model;
d44229c5 2667 const char *vga_model = NULL;
d4fce24f
PB		 2668 const char *qtest_chrdev = NULL;
2669 const char *qtest_log = NULL;
93815bc2 2670 const char *pid_file = NULL;
5bb7910a 2671 const char *incoming = NULL;
821601ea 2672#ifdef CONFIG_VNC
993fbfdb 2673 int show_vnc_port = 0;
821601ea 2674#endif
3ed2d9ee 2675 bool defconfig = true;
f29a5614 2676 bool userconfig = true;
c235d738
MF		 2677 const char *log_mask = NULL;
2678 const char *log_file = NULL;
0750112a
AL		 2679 GMemVTable mem_trace = {
2680 .malloc = malloc_and_trace,
2681 .realloc = realloc_and_trace,
2682 .free = free_and_trace,
2683 };
23d15e86 2684 const char *trace_events = NULL;
e4858974 2685 const char *trace_file = NULL;
6e1d3c1c
IM		 2686 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2687 1024 * 1024;
c270fb9e
IM		 2688 ram_addr_t maxram_size = default_ram_size;
2689 uint64_t ram_slots = 0;
abfd9ce3 2690 FILE *vmstate_dump_file = NULL;
2f78e491 2691 Error *main_loop_err = NULL;
0b5538c3 2692
fd42deeb 2693 atexit(qemu_run_exit_notifiers);
65abca0a 2694 error_set_progname(argv[0]);
10f5bff6 2695 qemu_init_exec_dir(argv[0]);
65abca0a 2696
0750112a
AL		 2697 g_mem_set_vtable(&mem_trace);
2698
1b71f7c1
AF		 2699 module_call_init(MODULE_INIT_QOM);
2700
4d454574 2701 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2702 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2703 qemu_add_drive_opts(&qemu_common_drive_opts);
2704 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2705 qemu_add_opts(&qemu_chardev_opts);
2706 qemu_add_opts(&qemu_device_opts);
2707 qemu_add_opts(&qemu_netdev_opts);
2708 qemu_add_opts(&qemu_net_opts);
2709 qemu_add_opts(&qemu_rtc_opts);
2710 qemu_add_opts(&qemu_global_opts);
2711 qemu_add_opts(&qemu_mon_opts);
2712 qemu_add_opts(&qemu_trace_opts);
2713 qemu_add_opts(&qemu_option_rom_opts);
2714 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2715 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2716 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2717 qemu_add_opts(&qemu_boot_opts);
2718 qemu_add_opts(&qemu_sandbox_opts);
2719 qemu_add_opts(&qemu_add_fd_opts);
2720 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2721 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2722 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2723 qemu_add_opts(&qemu_msg_opts);
5d12f961 2724 qemu_add_opts(&qemu_name_opts);
0042109a 2725 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2726 qemu_add_opts(&qemu_icount_opts);
a38bb079 2727 qemu_add_opts(&qemu_semihosting_config_opts);
4d454574 2728
5db9d4d1
LC		 2729 runstate_init();
2730
884f17c2 2731 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2732
72cf2d4f 2733 QLIST_INIT (&vm_change_state_head);
fe98ac14 2734 os_setup_early_signal_handling();
be995c27 2735
f80f9ec9 2736 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2737 machine_class = find_default_machine();
94fc95cd 2738 cpu_model = NULL;
6e1d3c1c 2739 ram_size = default_ram_size;
33e3963e 2740 snapshot = 0;
9f227bc3 2741 cyls = heads = secs = 0;
2742 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2743
268a362c 2744 for (i = 0; i < MAX_NODES; i++) {
8c85901e 2745 numa_info[i].node_mem = 0;
1af878e0 2746 numa_info[i].present = false;
8c85901e 2747 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 2748 }
2749
268a362c 2750 nb_numa_nodes = 0;
1af878e0 2751 max_numa_nodeid = 0;
7c9d8e07 2752 nb_nics = 0;
3b46e624 2753
142c6b1a
PL		 2754 bdrv_init_with_whitelist();
2755
2c02d1ad 2756 autostart = 1;
41bd639b 2757
292444cb
AL		 2758 /* first pass of option parsing */
2759 optind = 1;
2760 while (optind < argc) {
2761 if (argv[optind][0] != '-') {
2762 /* disk image */
28e68d68 2763 optind++;
292444cb
AL		 2764 } else {
2765 const QEMUOption *popt;
2766
2767 popt = lookup_opt(argc, argv, &optarg, &optind);
2768 switch (popt->index) {
2769 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2770 defconfig = false;
292444cb 2771 break;
f29a5614
EH		 2772 case QEMU_OPTION_nouserconfig:
2773 userconfig = false;
2774 break;
292444cb
AL		 2775 }
2776 }
2777 }
2778
2779 if (defconfig) {
dcfb0939 2780 int ret;
f29a5614 2781 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2782 if (ret < 0) {
dcfb0939 2783 exit(1);
292444cb
AL		 2784 }
2785 }
2786
2787 /* second pass of option parsing */
cd6f1169 2788 optind = 1;
0824d6fc 2789 for(;;) {
cd6f1169 2790 if (optind >= argc)
0824d6fc 2791 break;
6530a97b 2792 if (argv[optind][0] != '-') {
9f227bc3 2793 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2794 } else {
2795 const QEMUOption *popt;
2796
6530a97b 2797 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2798 if (!(popt->arch_mask & arch_type)) {
2799 printf("Option %s not supported for this target\n", popt->name);
2800 exit(1);
2801 }
cd6f1169 2802 switch(popt->index) {
e43d594e
JK		 2803 case QEMU_OPTION_no_kvm_irqchip: {
2804 olist = qemu_find_opts("machine");
2805 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2806 break;
2807 }
94fc95cd
JM		 2808 case QEMU_OPTION_cpu:
2809 /* hw initialization will check this */
ecf40bea 2810 cpu_model = optarg;
94fc95cd 2811 break;
cd6f1169 2812 case QEMU_OPTION_hda:
9f227bc3 2813 {
2814 char buf[256];
2815 if (cyls == 0)
2816 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2817 else
2818 snprintf(buf, sizeof(buf),
2819 "%s,cyls=%d,heads=%d,secs=%d%s",
2820 HD_OPTS , cyls, heads, secs,
2821 translation == BIOS_ATA_TRANSLATION_LBA ?
2822 ",trans=lba" :
2823 translation == BIOS_ATA_TRANSLATION_NONE ?
2824 ",trans=none" : "");
2825 drive_add(IF_DEFAULT, 0, optarg, buf);
2826 break;
2827 }
cd6f1169 2828 case QEMU_OPTION_hdb:
cc1daa40
FB		 2829 case QEMU_OPTION_hdc:
2830 case QEMU_OPTION_hdd:
2292ddae
MA		 2831 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2832 HD_OPTS);
fc01f7e7 2833 break;
e4bcb14c 2834 case QEMU_OPTION_drive:
e2982c3a
MT		 2835 if (drive_def(optarg) == NULL) {
2836 exit(1);
2837 }
e4bcb14c 2838 break;
d058fe03
GH		 2839 case QEMU_OPTION_set:
2840 if (qemu_set_option(optarg) != 0)
2841 exit(1);
2842 break;
d0fef6fb
GH		 2843 case QEMU_OPTION_global:
2844 if (qemu_global_option(optarg) != 0)
2845 exit(1);
2846 break;
3e3d5815 2847 case QEMU_OPTION_mtdblock:
2292ddae 2848 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2849 break;
a1bb27b1 2850 case QEMU_OPTION_sd:
80f4d9fc 2851 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 2852 break;
86f55663 2853 case QEMU_OPTION_pflash:
2292ddae 2854 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2855 break;
cd6f1169 2856 case QEMU_OPTION_snapshot:
33e3963e
FB		 2857 snapshot = 1;
2858 break;
cd6f1169 2859 case QEMU_OPTION_hdachs:
330d0414 2860 {
330d0414
FB		 2861 const char *p;
2862 p = optarg;
2863 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2864 if (cyls < 1 || cyls > 16383)
2865 goto chs_fail;
330d0414
FB		 2866 if (*p != ',')
2867 goto chs_fail;
2868 p++;
2869 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2870 if (heads < 1 || heads > 16)
2871 goto chs_fail;
330d0414
FB		 2872 if (*p != ',')
2873 goto chs_fail;
2874 p++;
2875 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2876 if (secs < 1 || secs > 63)
2877 goto chs_fail;
2878 if (*p == ',') {
2879 p++;
f31c41ff
PB		 2880 if (!strcmp(p, "large")) {
2881 translation = BIOS_ATA_TRANSLATION_LARGE;
2882 } else if (!strcmp(p, "rechs")) {
2883 translation = BIOS_ATA_TRANSLATION_RECHS;
2884 } else if (!strcmp(p, "none")) {
46d4767d 2885 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 2886 } else if (!strcmp(p, "lba")) {
46d4767d 2887 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 2888 } else if (!strcmp(p, "auto")) {
46d4767d 2889 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 2890 } else {
46d4767d 2891 goto chs_fail;
f31c41ff 2892 }
46d4767d 2893 } else if (*p != '\0') {
c4b1fcc0 2894 chs_fail:
46d4767d
FB		 2895 fprintf(stderr, "qemu: invalid physical CHS format\n");
2896 exit(1);
c4b1fcc0 2897 }
9f227bc3 2898 if (hda_opts != NULL) {
9dfd7c7a
GH		 2899 char num[16];
2900 snprintf(num, sizeof(num), "%d", cyls);
2901 qemu_opt_set(hda_opts, "cyls", num);
2902 snprintf(num, sizeof(num), "%d", heads);
2903 qemu_opt_set(hda_opts, "heads", num);
2904 snprintf(num, sizeof(num), "%d", secs);
2905 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 2906 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2907 qemu_opt_set(hda_opts, "trans", "large");
2908 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2909 qemu_opt_set(hda_opts, "trans", "rechs");
2910 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 2911 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 2912 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 2913 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 2914 }
9dfd7c7a 2915 }
330d0414
FB		 2916 }
2917 break;
268a362c 2918 case QEMU_OPTION_numa:
0042109a
WG		 2919 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2920 if (!opts) {
2921 exit(1);
2922 }
268a362c 2923 break;
1472a95b
JS		 2924 case QEMU_OPTION_display:
2925 display_type = select_display(optarg);
2926 break;
cd6f1169 2927 case QEMU_OPTION_nographic:
993fbfdb 2928 display_type = DT_NOGRAPHIC;
a20dd508 2929 break;
4d3b6f6e 2930 case QEMU_OPTION_curses:
47b05369 2931#ifdef CONFIG_CURSES
993fbfdb 2932 display_type = DT_CURSES;
47b05369
JS		 2933#else
2934 fprintf(stderr, "Curses support is disabled\n");
2935 exit(1);
4d3b6f6e 2936#endif
47b05369 2937 break;
a171fe39 2938 case QEMU_OPTION_portrait:
9312805d
VK		 2939 graphic_rotate = 90;
2940 break;
2941 case QEMU_OPTION_rotate:
2942 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2943 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2944 graphic_rotate != 180 && graphic_rotate != 270) {
2945 fprintf(stderr,
2946 "qemu: only 90, 180, 270 deg rotation is available\n");
2947 exit(1);
2948 }
a171fe39 2949 break;
cd6f1169 2950 case QEMU_OPTION_kernel:
a0abe474
PM		 2951 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2952 break;
2953 case QEMU_OPTION_initrd:
2954 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 2955 break;
cd6f1169 2956 case QEMU_OPTION_append:
a0abe474 2957 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 2958 break;
412beee6
GL		 2959 case QEMU_OPTION_dtb:
2960 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2961 break;
cd6f1169 2962 case QEMU_OPTION_cdrom:
2292ddae 2963 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 2964 break;
cd6f1169 2965 case QEMU_OPTION_boot:
8281abd5
MA		 2966 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
2967 if (!opts) {
2968 exit(1);
36b486bb
FB		 2969 }
2970 break;
cd6f1169 2971 case QEMU_OPTION_fda:
cd6f1169 2972 case QEMU_OPTION_fdb:
2292ddae
MA		 2973 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2974 optarg, FD_OPTS);
c45886db 2975 break;
52ca8d6a
FB		 2976 case QEMU_OPTION_no_fd_bootchk:
2977 fd_bootchk = 0;
2978 break;
a1ea458f 2979 case QEMU_OPTION_netdev:
3329f07b 2980 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 2981 exit(1);
2982 }
2983 break;
7c9d8e07 2984 case QEMU_OPTION_net:
3329f07b 2985 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 2986 exit(1);
2987 }
702c651c 2988 break;
f9dadc98
RS		 2989#ifdef CONFIG_LIBISCSI
2990 case QEMU_OPTION_iscsi:
2991 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2992 if (!opts) {
2993 exit(1);
2994 }
2995 break;
2996#endif
c7f74643
FB		 2997#ifdef CONFIG_SLIRP
2998 case QEMU_OPTION_tftp:
ad196a9d 2999 legacy_tftp_prefix = optarg;
9bf05444 3000 break;
47d5d01a 3001 case QEMU_OPTION_bootp:
ad196a9d 3002 legacy_bootp_filename = optarg;
47d5d01a 3003 break;
9bf05444 3004 case QEMU_OPTION_redir:
0752706d
MA		 3005 if (net_slirp_redir(optarg) < 0)
3006 exit(1);
9bf05444 3007 break;
c7f74643 3008#endif
dc72ac14 3009 case QEMU_OPTION_bt:
bd3c948d 3010 add_device_config(DEV_BT, optarg);
dc72ac14 3011 break;
1d14ffa9
FB		 3012 case QEMU_OPTION_audio_help:
3013 AUD_help ();
3014 exit (0);
3015 break;
3016 case QEMU_OPTION_soundhw:
3017 select_soundhw (optarg);
3018 break;
cd6f1169 3019 case QEMU_OPTION_h:
15f82208 3020 help(0);
cd6f1169 3021 break;
9bd7e6d9
PB		 3022 case QEMU_OPTION_version:
3023 version();
3024 exit(0);
3025 break;
00f82b8a 3026 case QEMU_OPTION_m: {
ff961015 3027 uint64_t sz;
6e1d3c1c 3028 const char *mem_str;
c270fb9e 3029 const char *maxmem_str, *slots_str;
9f9b17a4 3030
6e1d3c1c
IM		 3031 opts = qemu_opts_parse(qemu_find_opts("memory"),
3032 optarg, 1);
3033 if (!opts) {
3034 exit(EXIT_FAILURE);
3035 }
3036
3037 mem_str = qemu_opt_get(opts, "size");
3038 if (!mem_str) {
3039 error_report("invalid -m option, missing 'size' option");
3040 exit(EXIT_FAILURE);
3041 }
3042 if (!*mem_str) {
3043 error_report("missing 'size' option value");
3044 exit(EXIT_FAILURE);
3045 }
3046
3047 sz = qemu_opt_get_size(opts, "size", ram_size);
3048
3049 /* Fix up legacy suffix-less format */
3050 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3051 uint64_t overflow_check = sz;
3052
3053 sz <<= 20;
3054 if ((sz >> 20) != overflow_check) {
3055 error_report("too large 'size' option value");
3056 exit(EXIT_FAILURE);
3057 }
3058 }
3059
3060 /* backward compatibility behaviour for case "-m 0" */
3061 if (sz == 0) {
3062 sz = default_ram_size;
cd6f1169 3063 }
6e1d3c1c
IM		 3064
3065 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3066 ram_size = sz;
3067 if (ram_size != sz) {
6e1d3c1c
IM		 3068 error_report("ram size too large");
3069 exit(EXIT_FAILURE);
00f82b8a 3070 }
5734d031 3071 maxram_size = ram_size;
c270fb9e
IM		 3072
3073 maxmem_str = qemu_opt_get(opts, "maxmem");
3074 slots_str = qemu_opt_get(opts, "slots");
3075 if (maxmem_str && slots_str) {
3076 uint64_t slots;
3077
3078 sz = qemu_opt_get_size(opts, "maxmem", 0);
3079 if (sz < ram_size) {
4d63322c
HZ		 3080 error_report("invalid -m option value: maxmem "
3081 "(0x%" PRIx64 ") <= initial memory (0x"
3082 RAM_ADDR_FMT ")", sz, ram_size);
c270fb9e
IM		 3083 exit(EXIT_FAILURE);
3084 }
3085
3086 slots = qemu_opt_get_number(opts, "slots", 0);
3087 if ((sz > ram_size) && !slots) {
4d63322c
HZ		 3088 error_report("invalid -m option value: maxmem "
3089 "(0x%" PRIx64 ") more than initial memory (0x"
705456c0 3090 RAM_ADDR_FMT ") but no hotplug slots where "
4d63322c 3091 "specified", sz, ram_size);
c270fb9e
IM		 3092 exit(EXIT_FAILURE);
3093 }
3094
3095 if ((sz <= ram_size) && slots) {
4d63322c 3096 error_report("invalid -m option value: %"
c270fb9e 3097 PRIu64 " hotplug slots where specified but "
4d63322c
HZ		 3098 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3099 RAM_ADDR_FMT ")", slots, sz, ram_size);
c270fb9e
IM		 3100 exit(EXIT_FAILURE);
3101 }
3102 maxram_size = sz;
3103 ram_slots = slots;
3104 } else if ((!maxmem_str && slots_str) ||
3105 (maxmem_str && !slots_str)) {
4d63322c
HZ		 3106 error_report("invalid -m option value: missing "
3107 "'%s' option", slots_str ? "maxmem" : "slots");
c270fb9e
IM		 3108 exit(EXIT_FAILURE);
3109 }
cd6f1169 3110 break;
00f82b8a 3111 }
d1a0cf73
SB		 3112#ifdef CONFIG_TPM
3113 case QEMU_OPTION_tpmdev:
3114 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3115 exit(1);
3116 }
3117 break;
3118#endif
c902760f
MT		 3119 case QEMU_OPTION_mempath:
3120 mem_path = optarg;
3121 break;
c902760f
MT		 3122 case QEMU_OPTION_mem_prealloc:
3123 mem_prealloc = 1;
3124 break;
cd6f1169 3125 case QEMU_OPTION_d:
c235d738
MF		 3126 log_mask = optarg;
3127 break;
3128 case QEMU_OPTION_D:
3129 log_file = optarg;
cd6f1169 3130 break;
cd6f1169 3131 case QEMU_OPTION_s:
ef0c4a0d 3132 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3133 break;
59030a8c 3134 case QEMU_OPTION_gdb:
ef0c4a0d 3135 add_device_config(DEV_GDB, optarg);
cd6f1169 3136 break;
cd6f1169 3137 case QEMU_OPTION_L:
4524051c
GH		 3138 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3139 data_dir[data_dir_idx++] = optarg;
3140 }
cd6f1169 3141 break;
1192dad8 3142 case QEMU_OPTION_bios:
1442d3e6 3143 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3144 break;
1b530a6d
AJ		 3145 case QEMU_OPTION_singlestep:
3146 singlestep = 1;
3147 break;
cd6f1169 3148 case QEMU_OPTION_S:
3c07f8e8 3149 autostart = 0;
cd6f1169 3150 break;
3d11d0eb
FB		 3151 case QEMU_OPTION_k:
3152 keyboard_layout = optarg;
3153 break;
ee22c2f7
FB		 3154 case QEMU_OPTION_localtime:
3155 rtc_utc = 0;
3156 break;
3893c124 3157 case QEMU_OPTION_vga:
a369da5f 3158 vga_model = optarg;
7f1b17f2 3159 default_vga = 0;
1bfe856e 3160 break;
e9b137c2
FB		 3161 case QEMU_OPTION_g:
3162 {
3163 const char *p;
3164 int w, h, depth;
3165 p = optarg;
3166 w = strtol(p, (char **)&p, 10);
3167 if (w <= 0) {
3168 graphic_error:
3169 fprintf(stderr, "qemu: invalid resolution or depth\n");
3170 exit(1);
3171 }
3172 if (*p != 'x')
3173 goto graphic_error;
3174 p++;
3175 h = strtol(p, (char **)&p, 10);
3176 if (h <= 0)
3177 goto graphic_error;
3178 if (*p == 'x') {
3179 p++;
3180 depth = strtol(p, (char **)&p, 10);
5fafdf24 3181 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3182 depth != 24 && depth != 32)
3183 goto graphic_error;
3184 } else if (*p == '\0') {
3185 depth = graphic_depth;
3186 } else {
3187 goto graphic_error;
3188 }
3b46e624 3189
e9b137c2
FB		 3190 graphic_width = w;
3191 graphic_height = h;
3192 graphic_depth = depth;
3193 }
3194 break;
20d8a3ed
TS		 3195 case QEMU_OPTION_echr:
3196 {
3197 char *r;
3198 term_escape_char = strtol(optarg, &r, 0);
3199 if (r == optarg)
3200 printf("Bad argument to echr\n");
3201 break;
3202 }
82c643ff 3203 case QEMU_OPTION_monitor:
6ca5582d 3204 default_monitor = 0;
70e098af 3205 if (strncmp(optarg, "none", 4)) {
4821cd4c 3206 monitor_parse(optarg, "readline", false);
70e098af 3207 }
6ca5582d
GH		 3208 break;
3209 case QEMU_OPTION_qmp:
4821cd4c
HR		 3210 monitor_parse(optarg, "control", false);
3211 default_monitor = 0;
3212 break;
3213 case QEMU_OPTION_qmp_pretty:
3214 monitor_parse(optarg, "control", true);
2d114dc1 3215 default_monitor = 0;
82c643ff 3216 break;
22a0e04b 3217 case QEMU_OPTION_mon:
3329f07b 3218 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3219 if (!opts) {
22a0e04b
GH		 3220 exit(1);
3221 }
2d114dc1 3222 default_monitor = 0;
22a0e04b 3223 break;
191bc01b 3224 case QEMU_OPTION_chardev:
3329f07b 3225 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3226 if (!opts) {
191bc01b
GH		 3227 exit(1);
3228 }
191bc01b 3229 break;
74db920c 3230 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3231 olist = qemu_find_opts("fsdev");
3232 if (!olist) {
3233 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3234 exit(1);
3235 }
3236 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3237 if (!opts) {
74db920c
GS		 3238 exit(1);
3239 }
3240 break;
3d54abc7 3241 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3242 QemuOpts *fsdev;
3243 QemuOpts *device;
84a87cc4 3244 const char *writeout, *sock_fd, *socket;
3d54abc7 3245
03b0ba70
GH		 3246 olist = qemu_find_opts("virtfs");
3247 if (!olist) {
3248 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3249 exit(1);
3250 }
3251 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3252 if (!opts) {
3d54abc7
GS		 3253 exit(1);
3254 }
3255
fbcbf101 3256 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3257 qemu_opt_get(opts, "mount_tag") == NULL) {
3258 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3259 exit(1);
3260 }
e14ea479 3261 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3262 qemu_opt_get(opts, "mount_tag"),
3263 1, NULL);
e14ea479
SH		 3264 if (!fsdev) {
3265 fprintf(stderr, "duplicate fsdev id: %s\n",
3266 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3267 exit(1);
3268 }
d3ab98e6
AK		 3269
3270 writeout = qemu_opt_get(opts, "writeout");
3271 if (writeout) {
3272#ifdef CONFIG_SYNC_FILE_RANGE
3273 qemu_opt_set(fsdev, "writeout", writeout);
3274#else
3275 fprintf(stderr, "writeout=immediate not supported on "
3276 "this platform\n");
3277 exit(1);
3278#endif
3279 }
fbcbf101 3280 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3281 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3282 qemu_opt_set(fsdev, "security_model",
3283 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3284 socket = qemu_opt_get(opts, "socket");
3285 if (socket) {
3286 qemu_opt_set(fsdev, "socket", socket);
3287 }
4c793dda
MK		 3288 sock_fd = qemu_opt_get(opts, "sock_fd");
3289 if (sock_fd) {
3290 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3291 }
e14ea479 3292
2c74c2cb
MK		 3293 qemu_opt_set_bool(fsdev, "readonly",
3294 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3295 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3296 &error_abort);
e14ea479
SH		 3297 qemu_opt_set(device, "driver", "virtio-9p-pci");
3298 qemu_opt_set(device, "fsdev",
3299 qemu_opt_get(opts, "mount_tag"));
3300 qemu_opt_set(device, "mount_tag",
3301 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3302 break;
3303 }
9db221ae
AK		 3304 case QEMU_OPTION_virtfs_synth: {
3305 QemuOpts *fsdev;
3306 QemuOpts *device;
3307
8be7e7e4
LC		 3308 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3309 1, NULL);
9db221ae
AK		 3310 if (!fsdev) {
3311 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3312 exit(1);
3313 }
3314 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3315
87ea75d5
PC		 3316 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3317 &error_abort);
9db221ae
AK		 3318 qemu_opt_set(device, "driver", "virtio-9p-pci");
3319 qemu_opt_set(device, "fsdev", "v_synth");
3320 qemu_opt_set(device, "mount_tag", "v_synth");
3321 break;
3322 }
82c643ff 3323 case QEMU_OPTION_serial:
998bbd74
GH		 3324 add_device_config(DEV_SERIAL, optarg);
3325 default_serial = 0;
18141ed6
JK		 3326 if (strncmp(optarg, "mon:", 4) == 0) {
3327 default_monitor = 0;
3328 }
82c643ff 3329 break;
9dd986cc 3330 case QEMU_OPTION_watchdog:
09aaa160
MA		 3331 if (watchdog) {
3332 fprintf(stderr,
3333 "qemu: only one watchdog option may be given\n");
3334 return 1;
3335 }
3336 watchdog = optarg;
9dd986cc
RJ		 3337 break;
3338 case QEMU_OPTION_watchdog_action:
3339 if (select_watchdog_action(optarg) == -1) {
3340 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3341 exit(1);
3342 }
3343 break;
51ecf136 3344 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3345 add_device_config(DEV_VIRTCON, optarg);
3346 default_virtcon = 0;
18141ed6
JK		 3347 if (strncmp(optarg, "mon:", 4) == 0) {
3348 default_monitor = 0;
3349 }
51ecf136 3350 break;
6508fe59 3351 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3352 add_device_config(DEV_PARALLEL, optarg);
3353 default_parallel = 0;
18141ed6
JK		 3354 if (strncmp(optarg, "mon:", 4) == 0) {
3355 default_monitor = 0;
3356 }
6508fe59 3357 break;
c9f398e5
PA		 3358 case QEMU_OPTION_debugcon:
3359 add_device_config(DEV_DEBUGCON, optarg);
3360 break;
d63d307f
FB		 3361 case QEMU_OPTION_loadvm:
3362 loadvm = optarg;
3363 break;
3364 case QEMU_OPTION_full_screen:
3365 full_screen = 1;
3366 break;
43523e93
TS		 3367 case QEMU_OPTION_no_frame:
3368 no_frame = 1;
3369 break;
3780e197
TS		 3370 case QEMU_OPTION_alt_grab:
3371 alt_grab = 1;
3372 break;
0ca9f8a4
DK		 3373 case QEMU_OPTION_ctrl_grab:
3374 ctrl_grab = 1;
3375 break;
667accab
TS		 3376 case QEMU_OPTION_no_quit:
3377 no_quit = 1;
3378 break;
7d957bd8 3379 case QEMU_OPTION_sdl:
24f6ff86 3380#ifdef CONFIG_SDL
993fbfdb 3381 display_type = DT_SDL;
7d957bd8 3382 break;
58fc096c 3383#else
58fc096c
JS		 3384 fprintf(stderr, "SDL support is disabled\n");
3385 exit(1);
667accab 3386#endif
f7cce898 3387 case QEMU_OPTION_pidfile:
93815bc2 3388 pid_file = optarg;
f7cce898 3389 break;
a09db21f
FB		 3390 case QEMU_OPTION_win2k_hack:
3391 win2k_install_hack = 1;
3392 break;
433acf0d
JK		 3393 case QEMU_OPTION_rtc_td_hack: {
3394 static GlobalProperty slew_lost_ticks[] = {
3395 {
3396 .driver = "mc146818rtc",
3397 .property = "lost_tick_policy",
3398 .value = "slew",
3399 },
3400 { /* end of list */ }
3401 };
3402
3403 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3404 break;
433acf0d 3405 }
8a92ea2f 3406 case QEMU_OPTION_acpitable:
0c764a9d 3407 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3408 if (!opts) {
3409 exit(1);
3410 }
0c764a9d 3411 do_acpitable_option(opts);
8a92ea2f 3412 break;
b6f6e3d3 3413 case QEMU_OPTION_smbios:
4f953d2f 3414 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3415 if (!opts) {
3416 exit(1);
3417 }
4f953d2f 3418 do_smbios_option(opts);
b6f6e3d3 3419 break;
7ba1e619 3420 case QEMU_OPTION_enable_kvm:
303d4e86 3421 olist = qemu_find_opts("machine");
303d4e86
AP		 3422 qemu_opts_parse(olist, "accel=kvm", 0);
3423 break;
364c3e6b 3424 case QEMU_OPTION_M:
303d4e86
AP		 3425 case QEMU_OPTION_machine:
3426 olist = qemu_find_opts("machine");
9052ea6b 3427 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3428 if (!opts) {
303d4e86
AP		 3429 exit(1);
3430 }
7ba1e619 3431 break;
a0dac021
JK		 3432 case QEMU_OPTION_no_kvm:
3433 olist = qemu_find_opts("machine");
3434 qemu_opts_parse(olist, "accel=tcg", 0);
3435 break;
4086bde8
JK		 3436 case QEMU_OPTION_no_kvm_pit: {
3437 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3438 "separately.\n");
3439 break;
3440 }
c21fb4f8
JK		 3441 case QEMU_OPTION_no_kvm_pit_reinjection: {
3442 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3443 {
3444 .driver = "kvm-pit",
3445 .property = "lost_tick_policy",
3446 .value = "discard",
3447 },
3448 { /* end of list */ }
3449 };
3450
3451 fprintf(stderr, "Warning: option deprecated, use "
3452 "lost_tick_policy property of kvm-pit instead.\n");
3453 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3454 break;
3455 }
bb36d470 3456 case QEMU_OPTION_usb:
fa5358c6
PM		 3457 olist = qemu_find_opts("machine");
3458 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3459 break;
a594cfbf 3460 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3461 olist = qemu_find_opts("machine");
3462 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3463 add_device_config(DEV_USB, optarg);
3464 break;
3465 case QEMU_OPTION_device:
3329f07b 3466 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3467 exit(1);
3468 }
a594cfbf 3469 break;
6a00d601 3470 case QEMU_OPTION_smp:
12b7f57e 3471 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3472 exit(1);
3473 }
6a00d601 3474 break;
24236869 3475 case QEMU_OPTION_vnc:
821601ea 3476#ifdef CONFIG_VNC
6b62dc2d 3477 display_remote++;
821601ea
JS		 3478 vnc_display = optarg;
3479#else
3480 fprintf(stderr, "VNC support is disabled\n");
3481 exit(1);
3482#endif
3483 break;
6515b203
FB		 3484 case QEMU_OPTION_no_acpi:
3485 acpi_enabled = 0;
3486 break;
16b29ae1
AL		 3487 case QEMU_OPTION_no_hpet:
3488 no_hpet = 1;
3489 break;
7d4c3d53
MA		 3490 case QEMU_OPTION_balloon:
3491 if (balloon_parse(optarg) < 0) {
3492 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3493 exit(1);
3494 }
df97b920 3495 break;
d1beab82
FB		 3496 case QEMU_OPTION_no_reboot:
3497 no_reboot = 1;
3498 break;
b2f76161
AJ		 3499 case QEMU_OPTION_no_shutdown:
3500 no_shutdown = 1;
3501 break;
9467cd46
AZ		 3502 case QEMU_OPTION_show_cursor:
3503 cursor_hide = 0;
3504 break;
8fcb1b90
BS		 3505 case QEMU_OPTION_uuid:
3506 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3507 fprintf(stderr, "Fail to parse UUID string."
3508 " Wrong format.\n");
3509 exit(1);
3510 }
fc3b3295 3511 qemu_uuid_set = true;
8fcb1b90 3512 break;
9ae02555
TS		 3513 case QEMU_OPTION_option_rom:
3514 if (nb_option_roms >= MAX_OPTION_ROMS) {
3515 fprintf(stderr, "Too many option ROMs\n");
3516 exit(1);
3517 }
2e55e842 3518 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3519 if (!opts) {
3520 exit(1);
3521 }
2e55e842
GN		 3522 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3523 option_rom[nb_option_roms].bootindex =
3524 qemu_opt_get_number(opts, "bootindex", -1);
3525 if (!option_rom[nb_option_roms].name) {
3526 fprintf(stderr, "Option ROM file is not specified\n");
3527 exit(1);
3528 }
9ae02555
TS		 3529 nb_option_roms++;
3530 break;
8e71621f
PB		 3531 case QEMU_OPTION_semihosting:
3532 semihosting_enabled = 1;
a38bb079
LI		 3533 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3534 break;
3535 case QEMU_OPTION_semihosting_config:
3536 semihosting_enabled = 1;
3537 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3538 optarg, 0);
3539 if (opts != NULL) {
3540 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3541 true);
3542 const char *target = qemu_opt_get(opts, "target");
3543 if (target != NULL) {
3544 if (strcmp("native", target) == 0) {
3545 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3546 } else if (strcmp("gdb", target) == 0) {
3547 semihosting_target = SEMIHOSTING_TARGET_GDB;
3548 } else if (strcmp("auto", target) == 0) {
3549 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3550 } else {
3551 fprintf(stderr, "Unsupported semihosting-config"
3552 " %s\n",
3553 optarg);
3554 exit(1);
3555 }
3556 } else {
3557 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3558 }
3559 } else {
3560 fprintf(stderr, "Unsupported semihosting-config %s\n",
3561 optarg);
3562 exit(1);
3563 }
8e71621f 3564 break;
88eed34a
JK		 3565 case QEMU_OPTION_tdf:
3566 fprintf(stderr, "Warning: user space PIT time drift fix "
3567 "is no longer supported.\n");
3568 break;
c35734b2 3569 case QEMU_OPTION_name:
5d12f961
DDAG		 3570 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3571 if (!opts) {
3572 exit(1);
3573 }
c35734b2 3574 break;
66508601
BS		 3575 case QEMU_OPTION_prom_env:
3576 if (nb_prom_envs >= MAX_PROM_ENVS) {
3577 fprintf(stderr, "Too many prom variables\n");
3578 exit(1);
3579 }
3580 prom_envs[nb_prom_envs] = optarg;
3581 nb_prom_envs++;
3582 break;
2b8f2d41
AZ		 3583 case QEMU_OPTION_old_param:
3584 old_param = 1;
05ebd537 3585 break;
f3dcfada 3586 case QEMU_OPTION_clock:
6d327171
AB		 3587 /* Clock options no longer exist. Keep this option for
3588 * backward compatibility.
3589 */
f3dcfada 3590 break;
7e0af5d0 3591 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3592 configure_rtc_date_offset(optarg, 1);
3593 break;
3594 case QEMU_OPTION_rtc:
3329f07b 3595 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3596 if (!opts) {
1ed2fc1f 3597 exit(1);
7e0af5d0 3598 }
1ed2fc1f 3599 configure_rtc(opts);
7e0af5d0 3600 break;
26a5f13b 3601 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3602 tcg_tb_size = strtol(optarg, NULL, 0);
3603 if (tcg_tb_size < 0) {
3604 tcg_tb_size = 0;
3605 }
26a5f13b 3606 break;
2e70f6ef 3607 case QEMU_OPTION_icount:
1ad9580b
ST		 3608 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3609 optarg, 1);
3610 if (!icount_opts) {
3611 exit(1);
3612 }
2e70f6ef 3613 break;
5bb7910a
AL		 3614 case QEMU_OPTION_incoming:
3615 incoming = optarg;
81323a6c 3616 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3617 break;
d8c208dd 3618 case QEMU_OPTION_nodefaults:
d44229c5 3619 has_defaults = 0;
d8c208dd 3620 break;
e37630ca 3621 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3622 if (!(xen_available())) {
3623 printf("Option %s not supported for this target\n", popt->name);
3624 exit(1);
3625 }
e37630ca
AL		 3626 xen_domid = atoi(optarg);
3627 break;
3628 case QEMU_OPTION_xen_create:
ad96090a
BS		 3629 if (!(xen_available())) {
3630 printf("Option %s not supported for this target\n", popt->name);
3631 exit(1);
3632 }
e37630ca
AL		 3633 xen_mode = XEN_CREATE;
3634 break;
3635 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3636 if (!(xen_available())) {
3637 printf("Option %s not supported for this target\n", popt->name);
3638 exit(1);
3639 }
e37630ca
AL		 3640 xen_mode = XEN_ATTACH;
3641 break;
ab6540d5 3642 case QEMU_OPTION_trace:
e4858974 3643 {
ab6540d5 3644 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3645 if (!opts) {
3646 exit(1);
ab6540d5 3647 }
23d15e86 3648 trace_events = qemu_opt_get(opts, "events");
e4858974 3649 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3650 break;
e4858974 3651 }
715a664a
GH		 3652 case QEMU_OPTION_readconfig:
3653 {
dcfb0939
KW		 3654 int ret = qemu_read_config_file(optarg);
3655 if (ret < 0) {
3656 fprintf(stderr, "read config %s: %s\n", optarg,
3657 strerror(-ret));
715a664a
GH		 3658 exit(1);
3659 }
715a664a
GH		 3660 break;
3661 }
29b0040b
GH		 3662 case QEMU_OPTION_spice:
3663 olist = qemu_find_opts("spice");
3664 if (!olist) {
3665 fprintf(stderr, "spice is not supported by this qemu build.\n");
3666 exit(1);
3667 }
3668 opts = qemu_opts_parse(olist, optarg, 0);
3669 if (!opts) {
29b0040b
GH		 3670 exit(1);
3671 }
f963e4d0 3672 display_remote++;
29b0040b 3673 break;
715a664a
GH		 3674 case QEMU_OPTION_writeconfig:
3675 {
3676 FILE *fp;
3677 if (strcmp(optarg, "-") == 0) {
3678 fp = stdout;
3679 } else {
3680 fp = fopen(optarg, "w");
3681 if (fp == NULL) {
3682 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3683 exit(1);
3684 }
3685 }
3686 qemu_config_write(fp);
7fb8b5d9
CG		 3687 if (fp != stdout) {
3688 fclose(fp);
3689 }
715a664a
GH		 3690 break;
3691 }
c7f0f3b1
AL		 3692 case QEMU_OPTION_qtest:
3693 qtest_chrdev = optarg;
3694 break;
3695 case QEMU_OPTION_qtest_log:
3696 qtest_log = optarg;
3697 break;
7d76ad4f
EO		 3698 case QEMU_OPTION_sandbox:
3699 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3700 if (!opts) {
49295ebc 3701 exit(1);
7d76ad4f
EO		 3702 }
3703 break;
587ed6be
CB		 3704 case QEMU_OPTION_add_fd:
3705#ifndef _WIN32
3706 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3707 if (!opts) {
49295ebc 3708 exit(1);
587ed6be
CB		 3709 }
3710#else
3711 error_report("File descriptor passing is disabled on this "
3712 "platform");
3713 exit(1);
3714#endif
3715 break;
68d98d3e
AL		 3716 case QEMU_OPTION_object:
3717 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3718 if (!opts) {
3719 exit(1);
3720 }
68d98d3e 3721 break;
888a6bc6
SM		 3722 case QEMU_OPTION_realtime:
3723 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3724 if (!opts) {
3725 exit(1);
3726 }
28d16f38 3727 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3728 break;
5e2ac519
SA		 3729 case QEMU_OPTION_msg:
3730 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3731 if (!opts) {
3732 exit(1);
3733 }
3734 configure_msg(opts);
3735 break;
abfd9ce3 3736 case QEMU_OPTION_dump_vmstate:
522abf69
GA		 3737 if (vmstate_dump_file) {
3738 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3739 "option may be given\n");
3740 exit(1);
3741 }
abfd9ce3
AS		 3742 vmstate_dump_file = fopen(optarg, "w");
3743 if (vmstate_dump_file == NULL) {
3744 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3745 exit(1);
3746 }
3747 break;
59a5264b
JS		 3748 default:
3749 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3750 }
0824d6fc
FB		 3751 }
3752 }
364c3e6b
MA		 3753
3754 opts = qemu_get_machine_opts();
3755 optarg = qemu_opt_get(opts, "type");
3756 if (optarg) {
3757 machine_class = machine_parse(optarg);
3758 }
3759
0f0bc3f1 3760 loc_set_none();
c235d738 3761
2d9c2725
IM		 3762 os_daemonize();
3763
2f78e491
CN		 3764 if (qemu_init_main_loop(&main_loop_err)) {
3765 error_report("%s", error_get_pretty(main_loop_err));
1c53786f
PB		 3766 exit(1);
3767 }
3768
7d76ad4f
EO		 3769 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3770 exit(1);
3771 }
3772
5b9d313e
DDAG		 3773 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3774 exit(1);
3775 }
3776
587ed6be
CB		 3777#ifndef _WIN32
3778 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3779 exit(1);
3780 }
3781
3782 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3783 exit(1);
3784 }
3785#endif
3786
0056ae24 3787 if (machine_class == NULL) {
a7a5544a
PM		 3788 fprintf(stderr, "No machine specified, and there is no default.\n"
3789 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3790 exit(1);
3791 }
3792
0056ae24
MA		 3793 current_machine = MACHINE(object_new(object_class_get_name(
3794 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 3795 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3796 exit(0);
3797 }
0056ae24
MA		 3798 object_property_add_child(object_get_root(), "machine",
3799 OBJECT(current_machine), &error_abort);
b5c2c3d0 3800 cpu_exec_init_all();
0056ae24 3801
958db90c
MA		 3802 if (machine_class->hw_version) {
3803 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3804 }
3805
ecf40bea
EH		 3806 /* Init CPU def lists, based on config
3807 * - Must be called after all the qemu_read_config_file() calls
3808 * - Must be called before list_cpus()
3809 * - Must be called before machine->init()
3810 */
3811 cpudef_init();
3812
c8057f95 3813 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3814 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3815 exit(0);
3816 }
3817
c235d738
MF		 3818 /* Open the logfile at this point, if necessary. We can't open the logfile
3819 * when encountering either of the logging options (-d or -D) because the
3820 * other one may be encountered later on the command line, changing the
3821 * location or level of logging.
3822 */
3823 if (log_mask) {
b946bffa 3824 int mask;
c235d738 3825 if (log_file) {
9a7e5424 3826 qemu_set_log_filename(log_file);
c235d738 3827 }
b946bffa
PM		 3828
3829 mask = qemu_str_to_log_mask(log_mask);
3830 if (!mask) {
3831 qemu_print_log_usage(stdout);
3832 exit(1);
3833 }
3834 qemu_set_log(mask);
c235d738 3835 }
330d0414 3836
8a745f2a 3837 if (!is_daemonized()) {
5b808275 3838 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3839 exit(1);
3840 }
31d3c9b8 3841 }
0b5538c3 3842
5cea8590
PB		 3843 /* If no data_dir is specified then try to find it relative to the
3844 executable path. */
4524051c 3845 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3846 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3847 if (data_dir[data_dir_idx] != NULL) {
3848 data_dir_idx++;
3849 }
5cea8590 3850 }
60474fb5 3851 /* If all else fails use the install path specified when building. */
4524051c
GH		 3852 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3853 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3854 }
3855
12b7f57e 3856 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3857
958db90c 3858 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 3859 if (max_cpus > machine_class->max_cpus) {
b2097003 3860 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
c00cd995 3861 "supported by machine `%s' (%d)\n", max_cpus,
958db90c 3862 machine_class->name, machine_class->max_cpus);
b2097003
AL		 3863 exit(1);
3864 }
3865
67b724e6
AP		 3866 /*
3867 * Get the default machine options from the machine if it is not already
3868 * specified either by the configuration file or by the command line.
3869 */
958db90c 3870 if (machine_class->default_machine_opts) {
25de5935 3871 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 3872 machine_class->default_machine_opts, 0);
67b724e6
AP		 3873 }
3874
3329f07b
GH		 3875 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3876 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3877
d44229c5
MW		 3878 if (!vga_model && !default_vga) {
3879 vga_interface_type = VGA_DEVICE;
3880 }
958db90c 3881 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 3882 default_serial = 0;
3883 }
958db90c 3884 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 3885 default_parallel = 0;
3886 }
958db90c 3887 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 3888 default_virtcon = 0;
3889 }
958db90c 3890 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 3891 default_sclp = 0;
3892 }
958db90c 3893 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 3894 default_floppy = 0;
3895 }
958db90c 3896 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 3897 default_cdrom = 0;
3898 }
958db90c 3899 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 3900 default_sdcard = 0;
3901 }
d44229c5
MW		 3902 if (!has_defaults) {
3903 default_monitor = 0;
3904 default_net = 0;
3905 default_vga = 0;
3906 }
986c5f78 3907
ab51b1d5
MT		 3908 if (is_daemonized()) {
3909 /* According to documentation and historically, -nographic redirects
3910 * serial port, parallel port and monitor to stdio, which does not work
3911 * with -daemonize. We can redirect these to null instead, but since
3912 * -nographic is legacy, let's just error out.
3913 * We disallow -nographic only if all other ports are not redirected
3914 * explicitly, to not break existing legacy setups which uses
3915 * -nographic _and_ redirects all ports explicitly - this is valid
3916 * usage, -nographic is just a no-op in this case.
3917 */
3918 if (display_type == DT_NOGRAPHIC
3919 && (default_parallel || default_serial
3920 || default_monitor || default_virtcon)) {
3921 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3922 exit(1);
3923 }
3924#ifdef CONFIG_CURSES
3925 if (display_type == DT_CURSES) {
3926 fprintf(stderr, "curses display can not be used with -daemonize\n");
3927 exit(1);
3928 }
3929#endif
3930 }
3931
993fbfdb 3932 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3933 if (default_parallel)
3934 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3935 if (default_serial && default_monitor) {
3936 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3937 } else if (default_virtcon && default_monitor) {
3938 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 3939 } else if (default_sclp && default_monitor) {
3940 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 3941 } else {
3942 if (default_serial)
3943 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3944 if (default_virtcon)
3945 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 3946 if (default_sclp) {
3947 add_device_config(DEV_SCLP, "stdio");
3948 }
e1c09175 3949 if (default_monitor)
4821cd4c 3950 monitor_parse("stdio", "readline", false);
e1c09175 3951 }
998bbd74
GH		 3952 } else {
3953 if (default_serial)
3954 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3955 if (default_parallel)
3956 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3957 if (default_monitor)
4821cd4c 3958 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 3959 if (default_virtcon)
3960 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 3961 if (default_sclp) {
3962 add_device_config(DEV_SCLP, "vc:80Cx24C");
3963 }
bc0129d9
AL		 3964 }
3965
15546425
AL		 3966 if (display_type == DT_DEFAULT && !display_remote) {
3967#if defined(CONFIG_GTK)
3968 display_type = DT_GTK;
3969#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3970 display_type = DT_SDL;
3971#elif defined(CONFIG_VNC)
3972 vnc_display = "localhost:0,to=99";
3973 show_vnc_port = 1;
3974#else
3975 display_type = DT_NONE;
3976#endif
3977 }
3978
047d4e15
PW		 3979 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3980 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3981 "for SDL, ignoring option\n");
3982 }
3983 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3984 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3985 "ignoring option\n");
3986 }
3987
15546425
AL		 3988#if defined(CONFIG_GTK)
3989 if (display_type == DT_GTK) {
3990 early_gtk_display_init();
3991 }
3992#endif
3993
a5829fd9
T		 3994 socket_init();
3995
3329f07b 3996 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3997 exit(1);
758e8e38 3998#ifdef CONFIG_VIRTFS
3329f07b 3999 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4000 exit(1);
4001 }
4002#endif
1a688d3b 4003
aa26bb2d 4004 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
fee78fd6 4005 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 4006 exit(1);
4007 }
4008
6e1d3c1c
IM		 4009 /* store value for the future use */
4010 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4011
3d1d9652
BR		 4012 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4013 != 0) {
4014 exit(0);
4015 }
4016
7b71758d
PB		 4017 if (qemu_opts_foreach(qemu_find_opts("object"),
4018 object_create, NULL, 0) != 0) {
4019 exit(1);
4020 }
4021
6b1b1440 4022 machine_opts = qemu_get_machine_opts();
d2659e27 4023 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4024 1) < 0) {
4025 object_unref(OBJECT(current_machine));
4026 exit(1);
4027 }
4028
f6a1ef64 4029 configure_accelerator(current_machine);
214910a7 4030
d4fce24f 4031 if (qtest_chrdev) {
23802b4f
FZ		 4032 Error *local_err = NULL;
4033 qtest_init(qtest_chrdev, qtest_log, &local_err);
4034 if (local_err) {
4035 error_report("%s", error_get_pretty(local_err));
4036 error_free(local_err);
4037 exit(1);
4038 }
a907cf59
EI		 4039 }
4040
2ff3de68
MA		 4041 machine_opts = qemu_get_machine_opts();
4042 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4043 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4044 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4045 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4046
958db90c 4047 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4048 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4049 if (opts) {
4050 char *normal_boot_order;
4051 const char *order, *once;
703008e8 4052 Error *local_err = NULL;
8281abd5
MA		 4053
4054 order = qemu_opt_get(opts, "order");
4055 if (order) {
703008e8
GA		 4056 validate_bootdevices(order, &local_err);
4057 if (local_err) {
4058 error_report("%s", error_get_pretty(local_err));
4059 exit(1);
4060 }
8281abd5
MA		 4061 boot_order = order;
4062 }
4063
4064 once = qemu_opt_get(opts, "once");
4065 if (once) {
703008e8
GA		 4066 validate_bootdevices(once, &local_err);
4067 if (local_err) {
4068 error_report("%s", error_get_pretty(local_err));
4069 exit(1);
4070 }
8281abd5
MA		 4071 normal_boot_order = g_strdup(boot_order);
4072 boot_order = once;
083b79c9 4073 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4074 }
4075
4076 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4077 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4078 }
4079
a0abe474
PM		 4080 if (!kernel_cmdline) {
4081 kernel_cmdline = "";
6b1b1440 4082 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4083 }
4084
a20dd508 4085 linux_boot = (kernel_filename != NULL);
6c41b272 4086
f8d39c01
TS		 4087 if (!linux_boot && *kernel_cmdline != '\0') {
4088 fprintf(stderr, "-append only allowed with -kernel option\n");
4089 exit(1);
4090 }
4091
4092 if (!linux_boot && initrd_filename != NULL) {
4093 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4094 exit(1);
4095 }
4096
2ff3de68 4097 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4098 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4099 exit(1);
4100 }
4101
9156d763 4102 os_set_line_buffering();
3b46e624 4103
49cf5728
PB		 4104 qemu_init_cpu_loop();
4105 qemu_mutex_lock_iothread();
4106
ad1be899
AL		 4107#ifdef CONFIG_SPICE
4108 /* spice needs the timers to be initialized by this point */
4109 qemu_spice_init();
4110#endif
4111
4603ea01 4112 cpu_ticks_init();
1ad9580b
ST		 4113 if (icount_opts) {
4114 if (kvm_enabled() || xen_enabled()) {
4115 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4116 exit(1);
4117 }
4118 configure_icount(icount_opts, &error_abort);
4119 qemu_opts_del(icount_opts);
0abe905d 4120 }
634fce96 4121
f30dbae6
AK		 4122 /* clean up network at qemu process termination */
4123 atexit(&net_cleanup);
4124
dc1c9fe8
MM		 4125 if (net_init_clients() < 0) {
4126 exit(1);
702c651c 4127 }
f1510b2c 4128
d1a0cf73
SB		 4129#ifdef CONFIG_TPM
4130 if (tpm_init() < 0) {
4131 exit(1);
4132 }
4133#endif
4134
dc72ac14 4135 /* init the bluetooth world */
bd3c948d
GH		 4136 if (foreach_device_config(DEV_BT, bt_parse))
4137 exit(1);
dc72ac14 4138
834e76ea
AP		 4139 if (!xen_enabled()) {
4140 /* On 32-bit hosts, QEMU is limited by virtual address space */
4141 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4142 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4143 exit(1);
4144 }
4145 }
9ae02555 4146
c163b5ca 4147 blk_mig_init();
0d6ab3ab 4148 ram_mig_init();
c163b5ca 4149
16026518
JS		 4150 /* If the currently selected machine wishes to override the units-per-bus
4151 * property of its default HBA interface type, do so now. */
4152 if (machine_class->units_per_default_bus) {
4153 override_max_devs(machine_class->block_default_type,
4154 machine_class->units_per_default_bus);
4155 }
4156
e4bcb14c 4157 /* open the virtual block devices */
9dfd7c7a 4158 if (snapshot)
3329f07b 4159 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4160 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4161 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4162 exit(1);
2d0d2837 4163 }
3e3d5815 4164
958db90c 4165 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4166 CDROM_OPTS);
4167 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4168 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4169
0042109a
WG		 4170 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4171 NULL, 1) != 0) {
4172 exit(1);
4173 }
4174
96d0e26c 4175 set_numa_nodes();
268a362c 4176
3329f07b 4177 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4178 exit(1);
4179 }
4180
998bbd74
GH		 4181 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4182 exit(1);
6a5e8b0e
GH		 4183 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4184 exit(1);
aee1b935
GH		 4185 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4186 exit(1);
3ef669e1
AG		 4187 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4188 exit(1);
4189 }
c9f398e5
PA		 4190 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4191 exit(1);
2796dae0 4192
7f1b17f2 4193 /* If no default VGA is requested, the default is "none". */
3605ded5 4194 if (default_vga) {
6f00494a
GH		 4195 if (machine_class->default_display) {
4196 vga_model = machine_class->default_display;
4197 } else if (cirrus_vga_available()) {
3605ded5
AJ		 4198 vga_model = "cirrus";
4199 } else if (vga_available()) {
4200 vga_model = "std";
4201 }
a369da5f 4202 }
d44229c5
MW		 4203 if (vga_model) {
4204 select_vgahw(vga_model);
4205 }
a369da5f 4206
09aaa160
MA		 4207 if (watchdog) {
4208 i = select_watchdog(watchdog);
4209 if (i > 0)
4210 exit (i == 1 ? 1 : 0);
4211 }
4212
958db90c
MA		 4213 if (machine_class->compat_props) {
4214 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4215 }
d0fef6fb
GH		 4216 qemu_add_globals();
4217
1de81d28
AL		 4218 qdev_machine_init();
4219
3ef96221 4220 current_machine->ram_size = ram_size;
c270fb9e
IM		 4221 current_machine->maxram_size = maxram_size;
4222 current_machine->ram_slots = ram_slots;
3ef96221 4223 current_machine->boot_order = boot_order;
3ef96221
MA		 4224 current_machine->cpu_model = cpu_model;
4225
4226 machine_class->init(current_machine);
3023f332 4227
28d16f38
HZ		 4228 realtime_init();
4229
b3e6d591
PB		 4230 audio_init();
4231
ea375f9a 4232 cpu_synchronize_all_post_init();
268a362c 4233
87d0a28e 4234 set_numa_modes();
268a362c 4235
3023f332 4236 /* init USB devices */
de77a243 4237 if (usb_enabled()) {
0752706d
MA		 4238 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4239 exit(1);
3023f332
AL		 4240 }
4241
bd3c948d 4242 /* init generic devices */
3329f07b 4243 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4244 exit(1);
4245
a66c9dc7
JS		 4246 /* Did we create any drives that we failed to create a device for? */
4247 drive_check_orphaned();
4248
668680f7
MA		 4249 net_check_clients();
4250
64840c66 4251 ds = init_displaystate();
993fbfdb 4252
6b62dc2d 4253 /* init local displays */
993fbfdb
AL		 4254 switch (display_type) {
4255 case DT_NOGRAPHIC:
8111d028 4256 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4257 break;
4d3b6f6e 4258#if defined(CONFIG_CURSES)
993fbfdb 4259 case DT_CURSES:
ab51b1d5 4260 curses_display_init(ds, full_screen);
993fbfdb 4261 break;
4d3b6f6e 4262#endif
5b0753e0 4263#if defined(CONFIG_SDL)
993fbfdb
AL		 4264 case DT_SDL:
4265 sdl_display_init(ds, full_screen, no_frame);
4266 break;
5b0753e0 4267#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4268 case DT_SDL:
4269 cocoa_display_init(ds, full_screen);
4270 break;
15546425
AL		 4271#endif
4272#if defined(CONFIG_GTK)
4273 case DT_GTK:
881249c7 4274 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4275 break;
313aa567 4276#endif
6b62dc2d
GH		 4277 default:
4278 break;
4279 }
4280
0ce235a7
GN		 4281 /* must be after terminal init, SDL library changes signal handlers */
4282 os_setup_signal_handling();
4283
821601ea 4284#ifdef CONFIG_VNC
6b62dc2d
GH		 4285 /* init remote displays */
4286 if (vnc_display) {
2d55f0e8 4287 Error *local_err = NULL;
993fbfdb 4288 vnc_display_init(ds);
2d55f0e8
PB		 4289 vnc_display_open(ds, vnc_display, &local_err);
4290 if (local_err != NULL) {
4a44d85e
SA		 4291 error_report("Failed to start VNC server on `%s': %s",
4292 vnc_display, error_get_pretty(local_err));
2d55f0e8 4293 error_free(local_err);
993fbfdb 4294 exit(1);
94b204ca 4295 }
f92f8afe 4296
993fbfdb
AL		 4297 if (show_vnc_port) {
4298 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4299 }
313aa567 4300 }
821601ea 4301#endif
a3e22260 4302#ifdef CONFIG_SPICE
9fa03286
GH		 4303 if (using_spice) {
4304 qemu_spice_display_init();
a3e22260
GH		 4305 }
4306#endif
5b08fc10 4307
ef0c4a0d 4308 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4309 exit(1);
45669e00 4310 }
45669e00 4311
3418bd25
GH		 4312 qdev_machine_creation_done();
4313
15ff7705
GH		 4314 if (rom_load_all() != 0) {
4315 fprintf(stderr, "rom loading failed\n");
4316 exit(1);
4317 }
45a50b16 4318
80376c3f
IY		 4319 /* TODO: once all bus devices are qdevified, this should be done
4320 * when bus is created by qdev.c */
4321 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4322 qemu_run_machine_init_done_notifiers();
4323
d916b464
MT		 4324 /* Done notifiers can load ROMs */
4325 rom_load_done();
4326
e063eb1f 4327 qemu_system_reset(VMRESET_SILENT);
05f2401e 4328 if (loadvm) {
03cd4655 4329 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4330 autostart = 0;
4331 }
4332 }
d63d307f 4333
d828c430 4334 qdev_prop_check_globals();
abfd9ce3
AS		 4335 if (vmstate_dump_file) {
4336 /* dump and exit */
4337 dump_vmstate_json_to_file(vmstate_dump_file);
4338 return 0;
4339 }
9f9260a3 4340
2bb8c10c 4341 if (incoming) {
43eaae28
PB		 4342 Error *local_err = NULL;
4343 qemu_start_incoming_migration(incoming, &local_err);
4344 if (local_err) {
4a44d85e
SA		 4345 error_report("-incoming %s: %s", incoming,
4346 error_get_pretty(local_err));
43eaae28
PB		 4347 error_free(local_err);
4348 exit(1);
8ca5e801 4349 }
6b99dadc 4350 } else if (autostart) {
c0f4ce77 4351 vm_start();
6b99dadc 4352 }
ffd843bc 4353
eb505be1 4354 os_setup_post();
71e3ceb8 4355
8a745f2a 4356 if (is_daemonized()) {
5b808275 4357 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4358 exit(1);
4359 }
4360 }
4361
8a7ddc38 4362 main_loop();
99435906
PB		 4363 bdrv_close_all();
4364 pause_all_vcpus();
3d3b8303 4365 res_free();
d1a0cf73
SB		 4366#ifdef CONFIG_TPM
4367 tpm_cleanup();
4368#endif
b46a8906 4369
0824d6fc
FB		 4370 return 0;
4371}
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