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iotests: Add tests for refcount table growth
[qemu.git] / vl.c
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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5
FB		 29#include <sys/time.h>
30
d40cdb10
BS		 31#include "config-host.h"
32
452dfbef 33#ifdef CONFIG_SECCOMP
9c17d615 34#include "sysemu/seccomp.h"
452dfbef
EO		 35#endif
36
8a16d273
TS		 37#if defined(CONFIG_VDE)
38#include <libvdeplug.h>
39#endif
40
73332e5c 41#ifdef CONFIG_SDL
59a36a2f 42#if defined(__APPLE__) || defined(main)
6693665a 43#include <SDL.h>
880fec5d 44int qemu_main(int argc, char **argv, char **envp);
45int main(int argc, char **argv)
46{
59a36a2f 47 return qemu_main(argc, argv, NULL);
880fec5d 48}
49#undef main
50#define main qemu_main
96bcd4f8 51#endif
73332e5c 52#endif /* CONFIG_SDL */
0824d6fc 53
5b0753e0
FB		 54#ifdef CONFIG_COCOA
55#undef main
56#define main qemu_main
57#endif /* CONFIG_COCOA */
58
69e5bb68
AL		 59#include <glib.h>
60
c8897e8e 61#include "qemu/sockets.h"
511d2b14
BS		 62#include "hw/hw.h"
63#include "hw/boards.h"
a1a9cb0c 64#include "sysemu/accel.h"
511d2b14 65#include "hw/usb.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
9c17d615 80#include "sysemu/sysemu.h"
e35704ba 81#include "sysemu/numa.h"
022c62cb 82#include "exec/gdbstub.h"
1de7afc9 83#include "qemu/timer.h"
dccfcd0e 84#include "sysemu/char.h"
b33276a7 85#include "qemu/bitmap.h"
9c17d615 86#include "sysemu/blockdev.h"
0d09e41a 87#include "hw/block/block.h"
caf71f86 88#include "migration/block.h"
bdee56f5 89#include "sysemu/tpm.h"
9c17d615 90#include "sysemu/dma.h"
511d2b14 91#include "audio/audio.h"
caf71f86 92#include "migration/migration.h"
9c17d615 93#include "sysemu/kvm.h"
7b1b5d19 94#include "qapi/qmp/qjson.h"
1de7afc9
PB		 95#include "qemu/option.h"
96#include "qemu/config-file.h"
59a5264b 97#include "qemu-options.h"
1fa9a5e4 98#include "qmp-commands.h"
1de7afc9 99#include "qemu/main-loop.h"
758e8e38 100#ifdef CONFIG_VIRTFS
74db920c
GS		 101#include "fsdev/qemu-fsdev.h"
102#endif
9c17d615 103#include "sysemu/qtest.h"
511d2b14 104
76cad711 105#include "disas/disas.h"
fc01f7e7 106
511d2b14 107
d918f23e 108#include "slirp/libslirp.h"
511d2b14 109
94b0b5ff 110#include "trace.h"
e4858974 111#include "trace/control.h"
1de7afc9 112#include "qemu/queue.h"
9c17d615
PB		 113#include "sysemu/cpus.h"
114#include "sysemu/arch_init.h"
1de7afc9 115#include "qemu/osdep.h"
72cf2d4f 116
29b0040b 117#include "ui/qemu-spice.h"
68d98d3e 118#include "qapi/string-input-visitor.h"
c4090f8e 119#include "qapi/opts-visitor.h"
84321831
WX		 120#include "qom/object_interfaces.h"
121#include "qapi-event.h"
29b0040b 122
1bfe856e 123#define DEFAULT_RAM_SIZE 128
313aa567 124
98b19252 125#define MAX_VIRTIO_CONSOLES 1
3ef669e1 126#define MAX_SCLP_CONSOLES 1
98b19252 127
4524051c
GH		 128static const char *data_dir[16];
129static int data_dir_idx;
1192dad8 130const char *bios_name = NULL;
cb5a7aa8 131enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 132DisplayType display_type = DT_DEFAULT;
da076ffe 133int display_opengl;
4fdcac0e 134static int display_remote;
3d11d0eb 135const char* keyboard_layout = NULL;
c227f099 136ram_addr_t ram_size;
c902760f 137const char *mem_path = NULL;
c902760f 138int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 139bool enable_mlock = false;
c4b1fcc0 140int nb_nics;
7c9d8e07 141NICInfo nd_table[MAX_NICS];
d399f677 142int autostart;
f6503059
AZ		 143static int rtc_utc = 1;
144static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 145QEMUClockType rtc_clock;
64465297 146int vga_interface_type = VGA_NONE;
dbed7e40
BS		 147static int full_screen = 0;
148static int no_frame = 0;
667accab 149int no_quit = 0;
881249c7
JK		 150#ifdef CONFIG_GTK
151static bool grab_on_hover;
152#endif
8d11df9e 153CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 154CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 155CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 156CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 157int win2k_install_hack = 0;
1b530a6d 158int singlestep = 0;
6a00d601 159int smp_cpus = 1;
6be68d7e 160int max_cpus = 0;
dc6b1c09
AP		 161int smp_cores = 1;
162int smp_threads = 1;
6515b203 163int acpi_enabled = 1;
16b29ae1 164int no_hpet = 0;
52ca8d6a 165int fd_bootchk = 1;
4fdcac0e 166static int no_reboot;
b2f76161 167int no_shutdown = 0;
9467cd46 168int cursor_hide = 1;
a171fe39 169int graphic_rotate = 0;
09aaa160 170const char *watchdog;
2e55e842 171QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 172int nb_option_roms;
8e71621f 173int semihosting_enabled = 0;
2b8f2d41 174int old_param = 0;
c35734b2 175const char *qemu_name;
3780e197 176int alt_grab = 0;
0ca9f8a4 177int ctrl_grab = 0;
66508601
BS		 178unsigned int nb_prom_envs = 0;
179const char *prom_envs[MAX_PROM_ENVS];
95387491 180int boot_menu;
bc74112f 181bool boot_strict;
3d3b8303 182uint8_t *boot_splash_filedata;
d09acb9b 183size_t boot_splash_filedata_size;
3d3b8303 184uint8_t qemu_extra_params_fw[2];
0824d6fc 185
a8bfac37 186int icount_align_option;
1ca4d09a 187
caad057b
EH		 188/* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
189 * little-endian "wire format" described in the SMBIOS 2.6 specification.
190 */
8fcb1b90 191uint8_t qemu_uuid[16];
fc3b3295 192bool qemu_uuid_set;
8fcb1b90 193
fd42deeb
GH		 194static NotifierList exit_notifiers =
195 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
196
4cab946a
GN		 197static NotifierList machine_init_done_notifiers =
198 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
199
d5286af5 200bool xen_allowed;
d745bef8
BS		 201uint32_t xen_domid;
202enum xen_mode xen_mode = XEN_EMULATE;
203
d44229c5 204static int has_defaults = 1;
998bbd74 205static int default_serial = 1;
6a5e8b0e 206static int default_parallel = 1;
986c5f78 207static int default_virtcon = 1;
3ef669e1 208static int default_sclp = 1;
abdeed06 209static int default_monitor = 1;
ac33f8fa
GH		 210static int default_floppy = 1;
211static int default_cdrom = 1;
212static int default_sdcard = 1;
7f1b17f2 213static int default_vga = 1;
998bbd74
GH		 214
215static struct {
216 const char *driver;
217 int *flag;
218} default_list[] = {
6a5e8b0e
GH		 219 { .driver = "isa-serial", .flag = &default_serial },
220 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 221 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 222 { .driver = "ide-cd", .flag = &default_cdrom },
223 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 224 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 225 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 226 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
227 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
228 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 229 { .driver = "VGA", .flag = &default_vga },
230 { .driver = "isa-vga", .flag = &default_vga },
231 { .driver = "cirrus-vga", .flag = &default_vga },
232 { .driver = "isa-cirrus-vga", .flag = &default_vga },
233 { .driver = "vmware-svga", .flag = &default_vga },
234 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 235};
236
4d454574
PB		 237static QemuOptsList qemu_rtc_opts = {
238 .name = "rtc",
239 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
240 .desc = {
241 {
242 .name = "base",
243 .type = QEMU_OPT_STRING,
244 },{
245 .name = "clock",
246 .type = QEMU_OPT_STRING,
247 },{
248 .name = "driftfix",
249 .type = QEMU_OPT_STRING,
250 },
251 { /* end of list */ }
252 },
253};
254
255static QemuOptsList qemu_sandbox_opts = {
256 .name = "sandbox",
257 .implied_opt_name = "enable",
258 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
259 .desc = {
260 {
261 .name = "enable",
262 .type = QEMU_OPT_BOOL,
263 },
264 { /* end of list */ }
265 },
266};
267
268static QemuOptsList qemu_trace_opts = {
269 .name = "trace",
270 .implied_opt_name = "trace",
271 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
272 .desc = {
273 {
274 .name = "events",
275 .type = QEMU_OPT_STRING,
276 },{
277 .name = "file",
278 .type = QEMU_OPT_STRING,
279 },
280 { /* end of list */ }
281 },
282};
283
284static QemuOptsList qemu_option_rom_opts = {
285 .name = "option-rom",
286 .implied_opt_name = "romfile",
287 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
288 .desc = {
289 {
290 .name = "bootindex",
291 .type = QEMU_OPT_NUMBER,
292 }, {
293 .name = "romfile",
294 .type = QEMU_OPT_STRING,
295 },
296 { /* end of list */ }
297 },
298};
299
300static QemuOptsList qemu_machine_opts = {
301 .name = "machine",
302 .implied_opt_name = "type",
303 .merge_lists = true,
304 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
305 .desc = {
49d2e648
MA		 306 /*
307 * no elements => accept any
308 * sanity checking will happen later
309 * when setting machine properties
310 */
311 { }
4d454574
PB		 312 },
313};
314
315static QemuOptsList qemu_boot_opts = {
316 .name = "boot-opts",
6ef4716c
MA		 317 .implied_opt_name = "order",
318 .merge_lists = true,
4d454574
PB		 319 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
320 .desc = {
4d454574
PB		 321 {
322 .name = "order",
323 .type = QEMU_OPT_STRING,
324 }, {
325 .name = "once",
326 .type = QEMU_OPT_STRING,
327 }, {
328 .name = "menu",
6ef4716c 329 .type = QEMU_OPT_BOOL,
4d454574
PB		 330 }, {
331 .name = "splash",
332 .type = QEMU_OPT_STRING,
333 }, {
334 .name = "splash-time",
335 .type = QEMU_OPT_STRING,
336 }, {
337 .name = "reboot-timeout",
338 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 339 }, {
340 .name = "strict",
e5187b56 341 .type = QEMU_OPT_BOOL,
4d454574
PB		 342 },
343 { /*End of list */ }
344 },
345};
346
347static QemuOptsList qemu_add_fd_opts = {
348 .name = "add-fd",
349 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
350 .desc = {
351 {
352 .name = "fd",
353 .type = QEMU_OPT_NUMBER,
354 .help = "file descriptor of which a duplicate is added to fd set",
355 },{
356 .name = "set",
357 .type = QEMU_OPT_NUMBER,
358 .help = "ID of the fd set to add fd to",
359 },{
360 .name = "opaque",
361 .type = QEMU_OPT_STRING,
362 .help = "free-form string used to describe fd",
363 },
364 { /* end of list */ }
365 },
366};
367
368static QemuOptsList qemu_object_opts = {
369 .name = "object",
370 .implied_opt_name = "qom-type",
371 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
372 .desc = {
373 { }
374 },
375};
376
d1a0cf73
SB		 377static QemuOptsList qemu_tpmdev_opts = {
378 .name = "tpmdev",
379 .implied_opt_name = "type",
380 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
381 .desc = {
bb716238 382 /* options are defined in the TPM backends */
d1a0cf73
SB		 383 { /* end of list */ }
384 },
385};
386
888a6bc6
SM		 387static QemuOptsList qemu_realtime_opts = {
388 .name = "realtime",
389 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
390 .desc = {
391 {
392 .name = "mlock",
393 .type = QEMU_OPT_BOOL,
394 },
395 { /* end of list */ }
396 },
397};
398
5e2ac519
SA		 399static QemuOptsList qemu_msg_opts = {
400 .name = "msg",
401 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
402 .desc = {
403 {
404 .name = "timestamp",
405 .type = QEMU_OPT_BOOL,
406 },
407 { /* end of list */ }
408 },
409};
410
5d12f961
DDAG		 411static QemuOptsList qemu_name_opts = {
412 .name = "name",
413 .implied_opt_name = "guest",
414 .merge_lists = true,
415 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
416 .desc = {
417 {
418 .name = "guest",
419 .type = QEMU_OPT_STRING,
420 .help = "Sets the name of the guest.\n"
421 "This name will be displayed in the SDL window caption.\n"
422 "The name will also be used for the VNC server",
423 }, {
424 .name = "process",
425 .type = QEMU_OPT_STRING,
426 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 427 }, {
428 .name = "debug-threads",
429 .type = QEMU_OPT_BOOL,
430 .help = "When enabled, name the individual threads; defaults off.\n"
431 "NOTE: The thread names are for debugging and not a\n"
432 "stable API.",
5d12f961
DDAG		 433 },
434 { /* End of list */ }
435 },
436};
437
6e1d3c1c
IM		 438static QemuOptsList qemu_mem_opts = {
439 .name = "memory",
440 .implied_opt_name = "size",
441 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
442 .merge_lists = true,
443 .desc = {
444 {
445 .name = "size",
446 .type = QEMU_OPT_SIZE,
447 },
c270fb9e
IM		 448 {
449 .name = "slots",
450 .type = QEMU_OPT_NUMBER,
451 },
452 {
453 .name = "maxmem",
454 .type = QEMU_OPT_SIZE,
455 },
6e1d3c1c
IM		 456 { /* end of list */ }
457 },
458};
459
1ad9580b
ST		 460static QemuOptsList qemu_icount_opts = {
461 .name = "icount",
462 .implied_opt_name = "shift",
463 .merge_lists = true,
464 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
465 .desc = {
466 {
467 .name = "shift",
468 .type = QEMU_OPT_STRING,
a8bfac37
ST		 469 }, {
470 .name = "align",
471 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 472 },
473 { /* end of list */ }
474 },
475};
476
a38bb079
LI		 477static QemuOptsList qemu_semihosting_config_opts = {
478 .name = "semihosting-config",
479 .implied_opt_name = "enable",
480 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
481 .desc = {
482 {
483 .name = "enable",
484 .type = QEMU_OPT_BOOL,
485 }, {
486 .name = "target",
487 .type = QEMU_OPT_STRING,
488 },
489 { /* end of list */ }
490 },
491};
492
7f9d6e54
MA		 493/**
494 * Get machine options
495 *
496 * Returns: machine options (never null).
497 */
498QemuOpts *qemu_get_machine_opts(void)
499{
e96e5ae8 500 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 501}
502
31459f46
RS		 503const char *qemu_get_vm_name(void)
504{
505 return qemu_name;
506}
507
3d3b8303
WX		 508static void res_free(void)
509{
510 if (boot_splash_filedata != NULL) {
7267c094 511 g_free(boot_splash_filedata);
3d3b8303
WX		 512 boot_splash_filedata = NULL;
513 }
514}
515
998bbd74
GH		 516static int default_driver_check(QemuOpts *opts, void *opaque)
517{
518 const char *driver = qemu_opt_get(opts, "driver");
519 int i;
520
521 if (!driver)
522 return 0;
523 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
524 if (strcmp(default_list[i].driver, driver) != 0)
525 continue;
526 *(default_list[i].flag) = 0;
527 }
528 return 0;
529}
530
f5bbfba1
LC		 531/***********************************************************/
532/* QEMU state */
533
0461d5a6 534static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 535
74892d24
PB		 536/* We use RUN_STATE_MAX but any invalid value will do */
537static RunState vmstop_requested = RUN_STATE_MAX;
538static QemuMutex vmstop_lock;
539
5db9d4d1
LC		 540typedef struct {
541 RunState from;
542 RunState to;
543} RunStateTransition;
544
545static const RunStateTransition runstate_transitions_def[] = {
546 /* from -> to */
0461d5a6 547 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 548 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 549
0461d5a6 550 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 551 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 552
0461d5a6 553 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 554 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 555
0461d5a6 556 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 557 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 558
0461d5a6 559 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 560 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 561
0461d5a6 562 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 563 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 564
0461d5a6 565 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 566 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 567 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 568
0461d5a6
LC		 569 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
570 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 571
0461d5a6 572 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 573
0461d5a6
LC		 574 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
575 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
576 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
577 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
578 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
579 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
580 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
581 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
582 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 583 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 584
0461d5a6 585 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 586
0461d5a6 587 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 588 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 589
ad02b96a
LC		 590 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
591 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
592 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
593 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
594
0461d5a6 595 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 596 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 597
df390768 598 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 599 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 600
0461d5a6 601 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 602};
603
0461d5a6
LC		 604static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
605
f5bbfba1
LC		 606bool runstate_check(RunState state)
607{
608 return current_run_state == state;
609}
610
4fdcac0e 611static void runstate_init(void)
5db9d4d1
LC		 612{
613 const RunStateTransition *p;
614
615 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 616 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 617 runstate_valid_transitions[p->from][p->to] = true;
618 }
74892d24
PB		 619
620 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 621}
622
623/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 624void runstate_set(RunState new_state)
625{
207c5cd2
LC		 626 assert(new_state < RUN_STATE_MAX);
627
628 if (!runstate_valid_transitions[current_run_state][new_state]) {
629 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
630 RunState_lookup[current_run_state],
631 RunState_lookup[new_state]);
5db9d4d1
LC		 632 abort();
633 }
7e866003 634 trace_runstate_set(new_state);
f5bbfba1
LC		 635 current_run_state = new_state;
636}
637
1fa9a5e4 638int runstate_is_running(void)
9e37b9dc 639{
1fa9a5e4 640 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 641}
642
ede085b3
HT		 643bool runstate_needs_reset(void)
644{
645 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 646 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 647}
648
1fa9a5e4 649StatusInfo *qmp_query_status(Error **errp)
1354869c 650{
1fa9a5e4
LC		 651 StatusInfo *info = g_malloc0(sizeof(*info));
652
653 info->running = runstate_is_running();
654 info->singlestep = singlestep;
655 info->status = current_run_state;
656
657 return info;
1354869c
LC		 658}
659
74892d24
PB		 660static bool qemu_vmstop_requested(RunState *r)
661{
662 qemu_mutex_lock(&vmstop_lock);
663 *r = vmstop_requested;
664 vmstop_requested = RUN_STATE_MAX;
665 qemu_mutex_unlock(&vmstop_lock);
666 return *r < RUN_STATE_MAX;
667}
668
669void qemu_system_vmstop_request_prepare(void)
670{
671 qemu_mutex_lock(&vmstop_lock);
672}
673
674void qemu_system_vmstop_request(RunState state)
675{
676 vmstop_requested = state;
677 qemu_mutex_unlock(&vmstop_lock);
678 qemu_notify_event();
679}
680
681void vm_start(void)
682{
683 RunState requested;
684
685 qemu_vmstop_requested(&requested);
686 if (runstate_is_running() && requested == RUN_STATE_MAX) {
687 return;
688 }
689
690 /* Ensure that a STOP/RESUME pair of events is emitted if a
691 * vmstop request was pending. The BLOCK_IO_ERROR event, for
692 * example, according to documentation is always followed by
693 * the STOP event.
694 */
695 if (runstate_is_running()) {
591c48fb 696 qapi_event_send_stop(&error_abort);
74892d24
PB		 697 } else {
698 cpu_enable_ticks();
699 runstate_set(RUN_STATE_RUNNING);
700 vm_state_notify(1, RUN_STATE_RUNNING);
701 resume_all_vcpus();
702 }
703
591c48fb 704 qapi_event_send_resume(&error_abort);
74892d24
PB		 705}
706
707
8f0056b7
PB		 708/***********************************************************/
709/* real time host monotonic timer */
09b26c5e 710
2ed1ebcf
PD		 711static time_t qemu_time(void)
712{
713 return qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
714}
715
f6503059
AZ		 716/***********************************************************/
717/* host time/date access */
718void qemu_get_timedate(struct tm *tm, int offset)
719{
2ed1ebcf 720 time_t ti = qemu_time();
f6503059 721
f6503059
AZ		 722 ti += offset;
723 if (rtc_date_offset == -1) {
724 if (rtc_utc)
eb7ff6fb 725 gmtime_r(&ti, tm);
f6503059 726 else
eb7ff6fb 727 localtime_r(&ti, tm);
f6503059
AZ		 728 } else {
729 ti -= rtc_date_offset;
eb7ff6fb 730 gmtime_r(&ti, tm);
f6503059 731 }
f6503059
AZ		 732}
733
734int qemu_timedate_diff(struct tm *tm)
735{
736 time_t seconds;
737
738 if (rtc_date_offset == -1)
739 if (rtc_utc)
740 seconds = mktimegm(tm);
f54c556c
GN		 741 else {
742 struct tm tmp = *tm;
743 tmp.tm_isdst = -1; /* use timezone to figure it out */
744 seconds = mktime(&tmp);
745 }
f6503059
AZ		 746 else
747 seconds = mktimegm(tm) + rtc_date_offset;
748
2ed1ebcf 749 return seconds - qemu_time();
f6503059
AZ		 750}
751
1ed2fc1f
JK		 752static void configure_rtc_date_offset(const char *startdate, int legacy)
753{
754 time_t rtc_start_date;
755 struct tm tm;
756
757 if (!strcmp(startdate, "now") && legacy) {
758 rtc_date_offset = -1;
759 } else {
760 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
761 &tm.tm_year,
762 &tm.tm_mon,
763 &tm.tm_mday,
764 &tm.tm_hour,
765 &tm.tm_min,
766 &tm.tm_sec) == 6) {
767 /* OK */
768 } else if (sscanf(startdate, "%d-%d-%d",
769 &tm.tm_year,
770 &tm.tm_mon,
771 &tm.tm_mday) == 3) {
772 tm.tm_hour = 0;
773 tm.tm_min = 0;
774 tm.tm_sec = 0;
775 } else {
776 goto date_fail;
777 }
778 tm.tm_year -= 1900;
779 tm.tm_mon--;
780 rtc_start_date = mktimegm(&tm);
781 if (rtc_start_date == -1) {
782 date_fail:
783 fprintf(stderr, "Invalid date format. Valid formats are:\n"
784 "'2006-06-17T16:01:21' or '2006-06-17'\n");
785 exit(1);
786 }
2ed1ebcf 787 rtc_date_offset = qemu_time() - rtc_start_date;
1ed2fc1f
JK		 788 }
789}
790
791static void configure_rtc(QemuOpts *opts)
792{
793 const char *value;
794
795 value = qemu_opt_get(opts, "base");
796 if (value) {
797 if (!strcmp(value, "utc")) {
798 rtc_utc = 1;
799 } else if (!strcmp(value, "localtime")) {
800 rtc_utc = 0;
801 } else {
802 configure_rtc_date_offset(value, 0);
803 }
804 }
6875204c
JK		 805 value = qemu_opt_get(opts, "clock");
806 if (value) {
807 if (!strcmp(value, "host")) {
884f17c2 808 rtc_clock = QEMU_CLOCK_HOST;
78808141 809 } else if (!strcmp(value, "rt")) {
884f17c2 810 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 811 } else if (!strcmp(value, "vm")) {
884f17c2 812 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 813 } else {
814 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
815 exit(1);
816 }
817 }
1ed2fc1f
JK		 818 value = qemu_opt_get(opts, "driftfix");
819 if (value) {
7e4c0336 820 if (!strcmp(value, "slew")) {
433acf0d
JK		 821 static GlobalProperty slew_lost_ticks[] = {
822 {
823 .driver = "mc146818rtc",
824 .property = "lost_tick_policy",
825 .value = "slew",
826 },
827 { /* end of list */ }
828 };
829
830 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 831 } else if (!strcmp(value, "none")) {
433acf0d 832 /* discard is default */
1ed2fc1f
JK		 833 } else {
834 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
835 exit(1);
836 }
837 }
1ed2fc1f
JK		 838}
839
1ae26a18
AZ		 840/***********************************************************/
841/* Bluetooth support */
842static int nb_hcis;
843static int cur_hci;
844static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 845
1ae26a18
AZ		 846struct HCIInfo *qemu_next_hci(void)
847{
848 if (cur_hci == nb_hcis)
849 return &null_hci;
850
851 return hci_table[cur_hci++];
852}
853
dc72ac14
AZ		 854static int bt_hci_parse(const char *str)
855{
856 struct HCIInfo *hci;
c227f099 857 bdaddr_t bdaddr;
dc72ac14
AZ		 858
859 if (nb_hcis >= MAX_NICS) {
860 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
861 return -1;
862 }
863
864 hci = hci_init(str);
865 if (!hci)
866 return -1;
867
868 bdaddr.b[0] = 0x52;
869 bdaddr.b[1] = 0x54;
870 bdaddr.b[2] = 0x00;
871 bdaddr.b[3] = 0x12;
872 bdaddr.b[4] = 0x34;
873 bdaddr.b[5] = 0x56 + nb_hcis;
874 hci->bdaddr_set(hci, bdaddr.b);
875
876 hci_table[nb_hcis++] = hci;
877
878 return 0;
879}
880
881static void bt_vhci_add(int vlan_id)
882{
883 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
884
885 if (!vlan->slave)
886 fprintf(stderr, "qemu: warning: adding a VHCI to "
887 "an empty scatternet %i\n", vlan_id);
888
889 bt_vhci_init(bt_new_hci(vlan));
890}
891
892static struct bt_device_s *bt_device_add(const char *opt)
893{
894 struct bt_scatternet_s *vlan;
895 int vlan_id = 0;
896 char *endp = strstr(opt, ",vlan=");
897 int len = (endp ? endp - opt : strlen(opt)) + 1;
898 char devname[10];
899
900 pstrcpy(devname, MIN(sizeof(devname), len), opt);
901
902 if (endp) {
903 vlan_id = strtol(endp + 6, &endp, 0);
904 if (*endp) {
905 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
906 return 0;
907 }
908 }
909
910 vlan = qemu_find_bt_vlan(vlan_id);
911
912 if (!vlan->slave)
913 fprintf(stderr, "qemu: warning: adding a slave device to "
914 "an empty scatternet %i\n", vlan_id);
915
916 if (!strcmp(devname, "keyboard"))
917 return bt_keyboard_init(vlan);
918
919 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
920 return 0;
921}
922
923static int bt_parse(const char *opt)
924{
925 const char *endp, *p;
926 int vlan;
927
928 if (strstart(opt, "hci", &endp)) {
929 if (!*endp || *endp == ',') {
930 if (*endp)
931 if (!strstart(endp, ",vlan=", 0))
932 opt = endp + 1;
933
934 return bt_hci_parse(opt);
935 }
936 } else if (strstart(opt, "vhci", &endp)) {
937 if (!*endp || *endp == ',') {
938 if (*endp) {
939 if (strstart(endp, ",vlan=", &p)) {
940 vlan = strtol(p, (char **) &endp, 0);
941 if (*endp) {
942 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
943 return 1;
944 }
945 } else {
946 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
947 return 1;
948 }
949 } else
950 vlan = 0;
951
952 bt_vhci_add(vlan);
953 return 0;
954 }
955 } else if (strstart(opt, "device:", &endp))
956 return !bt_device_add(endp);
957
958 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
959 return 1;
960}
961
7d76ad4f
EO		 962static int parse_sandbox(QemuOpts *opts, void *opaque)
963{
964 /* FIXME: change this to true for 1.3 */
965 if (qemu_opt_get_bool(opts, "enable", false)) {
966#ifdef CONFIG_SECCOMP
967 if (seccomp_start() < 0) {
968 qerror_report(ERROR_CLASS_GENERIC_ERROR,
969 "failed to install seccomp syscall filter in the kernel");
970 return -1;
971 }
972#else
973 qerror_report(ERROR_CLASS_GENERIC_ERROR,
974 "sandboxing request but seccomp is not compiled into this build");
975 return -1;
976#endif
977 }
978
979 return 0;
980}
981
5b9d313e 982static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 983{
984 const char *proc_name;
985
8f480de0
DDAG		 986 if (qemu_opt_get(opts, "debug-threads")) {
987 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
988 }
5d12f961
DDAG		 989 qemu_name = qemu_opt_get(opts, "guest");
990
991 proc_name = qemu_opt_get(opts, "process");
992 if (proc_name) {
993 os_set_proc_name(proc_name);
994 }
5b9d313e
DDAG		 995
996 return 0;
5d12f961
DDAG		 997}
998
f8b6f8ed
MA		 999bool defaults_enabled(void)
1000{
1001 return has_defaults;
1002}
1003
de77a243 1004bool usb_enabled(void)
094b287f 1005{
de77a243 1006 return machine_usb(current_machine);
094b287f
LZ		 1007}
1008
587ed6be
CB		 1009#ifndef _WIN32
1010static int parse_add_fd(QemuOpts *opts, void *opaque)
1011{
1012 int fd, dupfd, flags;
1013 int64_t fdset_id;
1014 const char *fd_opaque = NULL;
1015
1016 fd = qemu_opt_get_number(opts, "fd", -1);
1017 fdset_id = qemu_opt_get_number(opts, "set", -1);
1018 fd_opaque = qemu_opt_get(opts, "opaque");
1019
1020 if (fd < 0) {
1021 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1022 "fd option is required and must be non-negative");
1023 return -1;
1024 }
1025
1026 if (fd <= STDERR_FILENO) {
1027 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1028 "fd cannot be a standard I/O stream");
1029 return -1;
1030 }
1031
1032 /*
1033 * All fds inherited across exec() necessarily have FD_CLOEXEC
1034 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1035 */
1036 flags = fcntl(fd, F_GETFD);
1037 if (flags == -1 || (flags & FD_CLOEXEC)) {
1038 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1039 "fd is not valid or already in use");
1040 return -1;
1041 }
1042
1043 if (fdset_id < 0) {
1044 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1045 "set option is required and must be non-negative");
1046 return -1;
1047 }
1048
1049#ifdef F_DUPFD_CLOEXEC
1050 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1051#else
1052 dupfd = dup(fd);
1053 if (dupfd != -1) {
1054 qemu_set_cloexec(dupfd);
1055 }
1056#endif
1057 if (dupfd == -1) {
1058 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1059 "Error duplicating fd: %s", strerror(errno));
1060 return -1;
1061 }
1062
1063 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1064 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1065 fd_opaque, NULL);
1066
1067 return 0;
1068}
1069
1070static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1071{
1072 int fd;
1073
1074 fd = qemu_opt_get_number(opts, "fd", -1);
1075 close(fd);
1076
1077 return 0;
1078}
1079#endif
1080
1ae26a18
AZ		 1081/***********************************************************/
1082/* QEMU Block devices */
1083
2292ddae
MA		 1084#define HD_OPTS "media=disk"
1085#define CDROM_OPTS "media=cdrom"
1086#define FD_OPTS ""
1087#define PFLASH_OPTS ""
1088#define MTD_OPTS ""
1089#define SD_OPTS ""
e4bcb14c 1090
9dfd7c7a
GH		 1091static int drive_init_func(QemuOpts *opts, void *opaque)
1092{
2d0d2837 1093 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1094
60e19e06 1095 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1096}
1097
1098static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1099{
28de2f88 1100 if (qemu_opt_get(opts, "snapshot") == NULL) {
f43e47db 1101 qemu_opt_set(opts, "snapshot", "on", &error_abort);
9dfd7c7a
GH		 1102 }
1103 return 0;
1104}
1105
3c42ea66
CB		 1106static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1107 int index, const char *optstr)
4e5d9b57
MA		 1108{
1109 QemuOpts *opts;
a66c9dc7 1110 DriveInfo *dinfo;
4e5d9b57 1111
4e5d9b57
MA		 1112 if (!enable || drive_get_by_index(type, index)) {
1113 return;
1114 }
1115
1116 opts = drive_add(type, index, NULL, optstr);
1117 if (snapshot) {
1118 drive_enable_snapshot(opts, NULL);
1119 }
a66c9dc7
JS		 1120
1121 dinfo = drive_new(opts, type);
1122 if (!dinfo) {
4e5d9b57
MA		 1123 exit(1);
1124 }
a66c9dc7
JS		 1125 dinfo->is_default = true;
1126
4e5d9b57
MA		 1127}
1128
12b7f57e
MT		 1129static QemuOptsList qemu_smp_opts = {
1130 .name = "smp-opts",
1131 .implied_opt_name = "cpus",
1132 .merge_lists = true,
1133 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1134 .desc = {
1135 {
1136 .name = "cpus",
1137 .type = QEMU_OPT_NUMBER,
1138 }, {
1139 .name = "sockets",
1140 .type = QEMU_OPT_NUMBER,
1141 }, {
1142 .name = "cores",
1143 .type = QEMU_OPT_NUMBER,
1144 }, {
1145 .name = "threads",
1146 .type = QEMU_OPT_NUMBER,
1147 }, {
1148 .name = "maxcpus",
1149 .type = QEMU_OPT_NUMBER,
1150 },
1151 { /*End of list */ }
1152 },
1153};
1154
1155static void smp_parse(QemuOpts *opts)
dc6b1c09 1156{
12b7f57e 1157 if (opts) {
dc6b1c09 1158
12b7f57e
MT		 1159 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1160 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1161 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1162 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1163
1164 /* compute missing values, prefer sockets over cores over threads */
1165 if (cpus == 0 || sockets == 0) {
1166 sockets = sockets > 0 ? sockets : 1;
1167 cores = cores > 0 ? cores : 1;
dc6b1c09 1168 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1169 if (cpus == 0) {
1170 cpus = cores * threads * sockets;
1171 }
719cac1c
EH		 1172 } else if (cores == 0) {
1173 threads = threads > 0 ? threads : 1;
1174 cores = cpus / (sockets * threads);
ec2cbbdd 1175 } else if (threads == 0) {
719cac1c 1176 threads = cpus / (cores * sockets);
ec2cbbdd
EH		 1177 } else if (sockets * cores * threads < cpus) {
1178 fprintf(stderr, "cpu topology: error: "
1179 "sockets (%u) * cores (%u) * threads (%u) < "
1180 "smp_cpus (%u)\n",
1181 sockets, cores, threads, cpus);
1182 exit(1);
dc6b1c09 1183 }
12b7f57e
MT		 1184
1185 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1186
1187 smp_cpus = cpus;
1188 smp_cores = cores > 0 ? cores : 1;
1189 smp_threads = threads > 0 ? threads : 1;
1190
dc6b1c09 1191 }
12b7f57e
MT		 1192
1193 if (max_cpus == 0) {
dc6b1c09 1194 max_cpus = smp_cpus;
12b7f57e
MT		 1195 }
1196
af67ee92 1197 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1198 fprintf(stderr, "Unsupported number of maxcpus\n");
1199 exit(1);
1200 }
1201 if (max_cpus < smp_cpus) {
1202 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1203 exit(1);
1204 }
1205
dc6b1c09
AP		 1206}
1207
28d16f38 1208static void realtime_init(void)
888a6bc6 1209{
888a6bc6
SM		 1210 if (enable_mlock) {
1211 if (os_mlock() < 0) {
1212 fprintf(stderr, "qemu: locking memory failed\n");
1213 exit(1);
1214 }
1215 }
1216}
1217
5e2ac519
SA		 1218
1219static void configure_msg(QemuOpts *opts)
1220{
1221 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1222}
1223
a594cfbf
FB		 1224/***********************************************************/
1225/* USB devices */
1226
fb08000c 1227static int usb_device_add(const char *devname)
a594cfbf 1228{
a5d2f727 1229 USBDevice *dev = NULL;
615fe4de
MR		 1230#ifndef CONFIG_LINUX
1231 const char *p;
1232#endif
a594cfbf 1233
de77a243 1234 if (!usb_enabled()) {
a594cfbf 1235 return -1;
094b287f 1236 }
a594cfbf 1237
0958b4cc
GH		 1238 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1239 dev = usbdevice_create(devname);
1240 if (dev)
1241 goto done;
1242
a5d2f727 1243 /* the other ones */
e447fc63
GH		 1244#ifndef CONFIG_LINUX
1245 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1246 if (strstart(devname, "host:", &p)) {
3741715c 1247 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1248 }
615fe4de 1249#endif
0d92ed30
PB		 1250 if (!dev)
1251 return -1;
1252
a5d2f727 1253done:
a594cfbf
FB		 1254 return 0;
1255}
1256
1f3870ab
AL		 1257static int usb_device_del(const char *devname)
1258{
1259 int bus_num, addr;
1260 const char *p;
1261
1a3973b3
GH		 1262 if (strstart(devname, "host:", &p)) {
1263 return -1;
1264 }
5d0c5750 1265
de77a243 1266 if (!usb_enabled()) {
1f3870ab 1267 return -1;
094b287f 1268 }
1f3870ab
AL		 1269
1270 p = strchr(devname, '.');
1271 if (!p)
1272 return -1;
1273 bus_num = strtoul(devname, NULL, 0);
1274 addr = strtoul(p + 1, NULL, 0);
1275
a5d2f727 1276 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1277}
1278
bd3c948d
GH		 1279static int usb_parse(const char *cmdline)
1280{
59d1c1c2 1281 int r;
fb08000c 1282 r = usb_device_add(cmdline);
59d1c1c2
ST		 1283 if (r < 0) {
1284 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1285 }
1286 return r;
bd3c948d
GH		 1287}
1288
3e5a50d6 1289void hmp_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1290{
59d1c1c2 1291 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1292 if (usb_device_add(devname) < 0) {
1ecda02b 1293 error_report("could not add USB device '%s'", devname);
59d1c1c2 1294 }
a594cfbf
FB		 1295}
1296
3e5a50d6 1297void hmp_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1298{
59d1c1c2
ST		 1299 const char *devname = qdict_get_str(qdict, "devname");
1300 if (usb_device_del(devname) < 0) {
1ecda02b 1301 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1302 }
a594cfbf
FB		 1303}
1304
cc1daa40
FB		 1305/***********************************************************/
1306/* machine registration */
1307
0056ae24 1308MachineState *current_machine;
cc1daa40 1309
261747f1
MA		 1310static void machine_class_init(ObjectClass *oc, void *data)
1311{
1312 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1313 QEMUMachine *qm = data;
261747f1 1314
2709f263 1315 mc->family = qm->family;
00b4fbe2
MA		 1316 mc->name = qm->name;
1317 mc->alias = qm->alias;
1318 mc->desc = qm->desc;
1319 mc->init = qm->init;
1320 mc->reset = qm->reset;
1321 mc->hot_add_cpu = qm->hot_add_cpu;
1322 mc->kvm_type = qm->kvm_type;
1323 mc->block_default_type = qm->block_default_type;
16026518 1324 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1325 mc->max_cpus = qm->max_cpus;
1326 mc->no_serial = qm->no_serial;
1327 mc->no_parallel = qm->no_parallel;
1328 mc->use_virtcon = qm->use_virtcon;
1329 mc->use_sclp = qm->use_sclp;
1330 mc->no_floppy = qm->no_floppy;
1331 mc->no_cdrom = qm->no_cdrom;
1332 mc->no_sdcard = qm->no_sdcard;
33cd52b5 1333 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
00b4fbe2
MA		 1334 mc->is_default = qm->is_default;
1335 mc->default_machine_opts = qm->default_machine_opts;
1336 mc->default_boot_order = qm->default_boot_order;
6f00494a 1337 mc->default_display = qm->default_display;
00b4fbe2
MA		 1338 mc->compat_props = qm->compat_props;
1339 mc->hw_version = qm->hw_version;
261747f1
MA		 1340}
1341
cc1daa40
FB		 1342int qemu_register_machine(QEMUMachine *m)
1343{
f5946dba 1344 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1345 TypeInfo ti = {
f5946dba 1346 .name = name,
261747f1
MA		 1347 .parent = TYPE_MACHINE,
1348 .class_init = machine_class_init,
1349 .class_data = (void *)m,
1350 };
1351
1352 type_register(&ti);
f5946dba 1353 g_free(name);
261747f1 1354
cc1daa40
FB		 1355 return 0;
1356}
1357
0056ae24 1358static MachineClass *find_machine(const char *name)
cc1daa40 1359{
261747f1 1360 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1361 MachineClass *mc = NULL;
cc1daa40 1362
261747f1 1363 for (el = machines; el; el = el->next) {
0056ae24 1364 MachineClass *temp = el->data;
261747f1 1365
958db90c 1366 if (!strcmp(temp->name, name)) {
0056ae24 1367 mc = temp;
261747f1
MA		 1368 break;
1369 }
958db90c
MA		 1370 if (temp->alias &&
1371 !strcmp(temp->alias, name)) {
0056ae24 1372 mc = temp;
261747f1
MA		 1373 break;
1374 }
cc1daa40 1375 }
261747f1
MA		 1376
1377 g_slist_free(machines);
0056ae24 1378 return mc;
cc1daa40
FB		 1379}
1380
0056ae24 1381MachineClass *find_default_machine(void)
0c257437 1382{
261747f1 1383 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1384 MachineClass *mc = NULL;
0c257437 1385
261747f1 1386 for (el = machines; el; el = el->next) {
0056ae24 1387 MachineClass *temp = el->data;
261747f1 1388
958db90c 1389 if (temp->is_default) {
0056ae24 1390 mc = temp;
261747f1 1391 break;
0c257437
AL		 1392 }
1393 }
261747f1
MA		 1394
1395 g_slist_free(machines);
0056ae24 1396 return mc;
0c257437
AL		 1397}
1398
01d3c80d
AL		 1399MachineInfoList *qmp_query_machines(Error **errp)
1400{
261747f1 1401 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1402 MachineInfoList *mach_list = NULL;
01d3c80d 1403
261747f1
MA		 1404 for (el = machines; el; el = el->next) {
1405 MachineClass *mc = el->data;
01d3c80d
AL		 1406 MachineInfoList *entry;
1407 MachineInfo *info;
1408
1409 info = g_malloc0(sizeof(*info));
958db90c 1410 if (mc->is_default) {
01d3c80d
AL		 1411 info->has_is_default = true;
1412 info->is_default = true;
1413 }
1414
958db90c 1415 if (mc->alias) {
01d3c80d 1416 info->has_alias = true;
958db90c 1417 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1418 }
1419
958db90c
MA		 1420 info->name = g_strdup(mc->name);
1421 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1422
1423 entry = g_malloc0(sizeof(*entry));
1424 entry->value = info;
1425 entry->next = mach_list;
1426 mach_list = entry;
1427 }
1428
261747f1 1429 g_slist_free(machines);
01d3c80d
AL		 1430 return mach_list;
1431}
1432
52eb3dfd
MA		 1433static int machine_help_func(QemuOpts *opts, MachineState *machine)
1434{
1435 ObjectProperty *prop;
1436
1437 if (!qemu_opt_has_help_opt(opts)) {
1438 return 0;
1439 }
1440
1441 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1442 if (!prop->set) {
1443 continue;
1444 }
1445
1446 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1447 prop->name, prop->type);
1448 if (prop->description) {
1449 error_printf(" (%s)\n", prop->description);
1450 } else {
1451 error_printf("\n");
1452 }
1453 }
1454
1455 return 1;
1456}
1457
8a7ddc38
FB		 1458/***********************************************************/
1459/* main execution loop */
1460
0bd48850
FB		 1461struct vm_change_state_entry {
1462 VMChangeStateHandler *cb;
1463 void *opaque;
72cf2d4f 1464 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1465};
1466
72cf2d4f 1467static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1468
1469VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1470 void *opaque)
1471{
1472 VMChangeStateEntry *e;
1473
7267c094 1474 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1475
1476 e->cb = cb;
1477 e->opaque = opaque;
72cf2d4f 1478 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1479 return e;
1480}
1481
1482void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1483{
72cf2d4f 1484 QLIST_REMOVE (e, entries);
7267c094 1485 g_free (e);
0bd48850
FB		 1486}
1487
1dfb4dd9 1488void vm_state_notify(int running, RunState state)
0bd48850 1489{
9b10ac86 1490 VMChangeStateEntry *e, *next;
0bd48850 1491
1dfb4dd9 1492 trace_vm_state_notify(running, state);
94b0b5ff 1493
9b10ac86 1494 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1495 e->cb(e->opaque, running, state);
0bd48850
FB		 1496 }
1497}
1498
bb0c6722
FB		 1499/* reset/shutdown handler */
1500
1501typedef struct QEMUResetEntry {
72cf2d4f 1502 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1503 QEMUResetHandler *func;
1504 void *opaque;
bb0c6722
FB		 1505} QEMUResetEntry;
1506
72cf2d4f
BS		 1507static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1508 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1509static int reset_requested;
f64622c4
GN		 1510static int shutdown_requested, shutdown_signal = -1;
1511static pid_t shutdown_pid;
3475187d 1512static int powerdown_requested;
8cf71710 1513static int debug_requested;
95b363b5 1514static int suspend_requested;
4bc78a87 1515static WakeupReason wakeup_reason;
a9552c8e
IM		 1516static NotifierList powerdown_notifiers =
1517 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1518static NotifierList suspend_notifiers =
1519 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1520static NotifierList wakeup_notifiers =
1521 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1522static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1523
1291eb35
AP		 1524int qemu_shutdown_requested_get(void)
1525{
1526 return shutdown_requested;
1527}
1528
1529int qemu_reset_requested_get(void)
1530{
1531 return reset_requested;
1532}
1533
4fdcac0e 1534static int qemu_shutdown_requested(void)
cf7a2fe2 1535{
817ef04d 1536 return atomic_xchg(&shutdown_requested, 0);
cf7a2fe2
AJ		 1537}
1538
4fdcac0e 1539static void qemu_kill_report(void)
f64622c4 1540{
35b30712 1541 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1542 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1543 if (shutdown_pid == 0) {
1544 /* This happens for eg ^C at the terminal, so it's worth
1545 * avoiding printing an odd message in that case.
1546 */
1547 fputc('\n', stderr);
1548 } else {
953ffe0f 1549 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1550 }
f64622c4
GN		 1551 shutdown_signal = -1;
1552 }
1553}
1554
4fdcac0e 1555static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1556{
1557 int r = reset_requested;
1558 reset_requested = 0;
1559 return r;
1560}
1561
95b363b5
GH		 1562static int qemu_suspend_requested(void)
1563{
1564 int r = suspend_requested;
1565 suspend_requested = 0;
1566 return r;
1567}
1568
4bc78a87 1569static WakeupReason qemu_wakeup_requested(void)
14058196 1570{
4bc78a87 1571 return wakeup_reason;
14058196
LC		 1572}
1573
4fdcac0e 1574static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1575{
1576 int r = powerdown_requested;
1577 powerdown_requested = 0;
1578 return r;
1579}
1580
e568902a
AL		 1581static int qemu_debug_requested(void)
1582{
1583 int r = debug_requested;
1584 debug_requested = 0;
1585 return r;
1586}
1587
a08d4367 1588void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1589{
7267c094 1590 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1591
bb0c6722
FB		 1592 re->func = func;
1593 re->opaque = opaque;
72cf2d4f 1594 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1595}
1596
dda9b29f 1597void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1598{
1599 QEMUResetEntry *re;
1600
72cf2d4f 1601 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1602 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1603 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1604 g_free(re);
dda9b29f
JK		 1605 return;
1606 }
1607 }
1608}
1609
be522029 1610void qemu_devices_reset(void)
dda9b29f
JK		 1611{
1612 QEMUResetEntry *re, *nre;
1613
1614 /* reset all devices */
72cf2d4f 1615 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1616 re->func(re->opaque);
1617 }
be522029
DG		 1618}
1619
1620void qemu_system_reset(bool report)
1621{
0056ae24
MA		 1622 MachineClass *mc;
1623
1624 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1625
958db90c
MA		 1626 if (mc && mc->reset) {
1627 mc->reset();
be522029
DG		 1628 } else {
1629 qemu_devices_reset();
1630 }
e063eb1f 1631 if (report) {
a6330785 1632 qapi_event_send_reset(&error_abort);
e063eb1f 1633 }
ea375f9a 1634 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1635}
1636
1637void qemu_system_reset_request(void)
1638{
d1beab82
FB		 1639 if (no_reboot) {
1640 shutdown_requested = 1;
1641 } else {
1642 reset_requested = 1;
1643 }
b4a3d965 1644 cpu_stop_current();
d9f75a4e 1645 qemu_notify_event();
bb0c6722
FB		 1646}
1647
95b363b5
GH		 1648static void qemu_system_suspend(void)
1649{
1650 pause_all_vcpus();
1651 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1652 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1653 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1654}
1655
1656void qemu_system_suspend_request(void)
1657{
9abc62f6 1658 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1659 return;
1660 }
1661 suspend_requested = 1;
1662 cpu_stop_current();
1663 qemu_notify_event();
1664}
1665
1666void qemu_register_suspend_notifier(Notifier *notifier)
1667{
1668 notifier_list_add(&suspend_notifiers, notifier);
1669}
1670
1671void qemu_system_wakeup_request(WakeupReason reason)
1672{
4fed9421
AK		 1673 trace_system_wakeup_request(reason);
1674
9abc62f6 1675 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1676 return;
1677 }
1678 if (!(wakeup_reason_mask & (1 << reason))) {
1679 return;
1680 }
ad02b96a 1681 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1682 wakeup_reason = reason;
95b363b5 1683 qemu_notify_event();
95b363b5
GH		 1684}
1685
1686void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1687{
1688 if (enabled) {
1689 wakeup_reason_mask |= (1 << reason);
1690 } else {
1691 wakeup_reason_mask &= ~(1 << reason);
1692 }
1693}
1694
1695void qemu_register_wakeup_notifier(Notifier *notifier)
1696{
1697 notifier_list_add(&wakeup_notifiers, notifier);
1698}
1699
f64622c4
GN		 1700void qemu_system_killed(int signal, pid_t pid)
1701{
1702 shutdown_signal = signal;
1703 shutdown_pid = pid;
d9389b96 1704 no_shutdown = 0;
f64622c4
GN		 1705 qemu_system_shutdown_request();
1706}
1707
bb0c6722
FB		 1708void qemu_system_shutdown_request(void)
1709{
bc78cff9 1710 trace_qemu_system_shutdown_request();
bb0c6722 1711 shutdown_requested = 1;
d9f75a4e 1712 qemu_notify_event();
bb0c6722
FB		 1713}
1714
013c2f15
IM		 1715static void qemu_system_powerdown(void)
1716{
0aab9ec3 1717 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1718 notifier_list_notify(&powerdown_notifiers, NULL);
1719}
1720
3475187d
FB		 1721void qemu_system_powerdown_request(void)
1722{
bc78cff9 1723 trace_qemu_system_powerdown_request();
3475187d 1724 powerdown_requested = 1;
d9f75a4e
AL		 1725 qemu_notify_event();
1726}
1727
a9552c8e
IM		 1728void qemu_register_powerdown_notifier(Notifier *notifier)
1729{
1730 notifier_list_add(&powerdown_notifiers, notifier);
1731}
1732
8cf71710
JK		 1733void qemu_system_debug_request(void)
1734{
1735 debug_requested = 1;
83f338f7 1736 qemu_notify_event();
8cf71710
JK		 1737}
1738
99435906
PB		 1739static bool main_loop_should_exit(void)
1740{
1741 RunState r;
1742 if (qemu_debug_requested()) {
1743 vm_stop(RUN_STATE_DEBUG);
1744 }
95b363b5
GH		 1745 if (qemu_suspend_requested()) {
1746 qemu_system_suspend();
1747 }
99435906
PB		 1748 if (qemu_shutdown_requested()) {
1749 qemu_kill_report();
84321831 1750 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1751 if (no_shutdown) {
1752 vm_stop(RUN_STATE_SHUTDOWN);
1753 } else {
1754 return true;
1755 }
1756 }
1757 if (qemu_reset_requested()) {
1758 pause_all_vcpus();
1759 cpu_synchronize_all_states();
1760 qemu_system_reset(VMRESET_REPORT);
1761 resume_all_vcpus();
ede085b3 1762 if (runstate_needs_reset()) {
99435906
PB		 1763 runstate_set(RUN_STATE_PAUSED);
1764 }
1765 }
14058196
LC		 1766 if (qemu_wakeup_requested()) {
1767 pause_all_vcpus();
1768 cpu_synchronize_all_states();
1769 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1770 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1771 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1772 resume_all_vcpus();
7a906f7f 1773 qapi_event_send_wakeup(&error_abort);
14058196 1774 }
99435906 1775 if (qemu_powerdown_requested()) {
013c2f15 1776 qemu_system_powerdown();
99435906
PB		 1777 }
1778 if (qemu_vmstop_requested(&r)) {
1779 vm_stop(r);
1780 }
1781 return false;
1782}
1783
43b96858
AL		 1784static void main_loop(void)
1785{
c9f711a5 1786 bool nonblocking;
99435906 1787 int last_io = 0;
8e1b90ec
JK		 1788#ifdef CONFIG_PROFILER
1789 int64_t ti;
1790#endif
99435906 1791 do {
a7d4207d 1792 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 1793#ifdef CONFIG_PROFILER
46481d39 1794 ti = profile_getclock();
89bfc105 1795#endif
c9f711a5 1796 last_io = main_loop_wait(nonblocking);
89bfc105 1797#ifdef CONFIG_PROFILER
46481d39 1798 dev_time += profile_getclock() - ti;
89bfc105 1799#endif
99435906 1800 } while (!main_loop_should_exit());
b4608c04
FB		 1801}
1802
9bd7e6d9
PB		 1803static void version(void)
1804{
f75ca1ae 1805 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1806}
1807
15f82208 1808static void help(int exitcode)
0824d6fc 1809{
a3adb7ad
ME		 1810 version();
1811 printf("usage: %s [options] [disk_image]\n\n"
1812 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1813 error_get_progname());
1814
77bd1119
ME		 1815#define QEMU_OPTIONS_GENERATE_HELP
1816#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1817
1818 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1819 "ctrl-alt-f toggle full screen\n"
1820 "ctrl-alt-n switch to virtual console 'n'\n"
1821 "ctrl-alt toggle mouse and keyboard grab\n"
1822 "\n"
a3adb7ad
ME		 1823 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1824
15f82208 1825 exit(exitcode);
0824d6fc
FB		 1826}
1827
cd6f1169
FB		 1828#define HAS_ARG 0x0001
1829
cd6f1169
FB		 1830typedef struct QEMUOption {
1831 const char *name;
1832 int flags;
1833 int index;
ad96090a 1834 uint32_t arch_mask;
cd6f1169
FB		 1835} QEMUOption;
1836
dbed7e40 1837static const QEMUOption qemu_options[] = {
ad96090a 1838 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1839#define QEMU_OPTIONS_GENERATE_OPTIONS
1840#include "qemu-options-wrapper.h"
cd6f1169 1841 { NULL },
fc01f7e7 1842};
a369da5f
BS		 1843
1844static bool vga_available(void)
1845{
36b7f27d 1846 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 1847}
1848
1849static bool cirrus_vga_available(void)
1850{
36b7f27d
AJ		 1851 return object_class_by_name("cirrus-vga")
1852 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 1853}
1854
1855static bool vmware_vga_available(void)
1856{
36b7f27d 1857 return object_class_by_name("vmware-svga");
a369da5f
BS		 1858}
1859
879049a3
AJ		 1860static bool qxl_vga_available(void)
1861{
1862 return object_class_by_name("qxl-vga");
1863}
1864
af87bf29
MCA		 1865static bool tcx_vga_available(void)
1866{
1867 return object_class_by_name("SUNW,tcx");
1868}
1869
1870static bool cg3_vga_available(void)
1871{
1872 return object_class_by_name("cgthree");
1873}
1874
3893c124 1875static void select_vgahw (const char *p)
1876{
1877 const char *opts;
1878
d44229c5 1879 assert(vga_interface_type == VGA_NONE);
3893c124 1880 if (strstart(p, "std", &opts)) {
a369da5f
BS		 1881 if (vga_available()) {
1882 vga_interface_type = VGA_STD;
1883 } else {
1884 fprintf(stderr, "Error: standard VGA not available\n");
1885 exit(0);
1886 }
3893c124 1887 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 1888 if (cirrus_vga_available()) {
1889 vga_interface_type = VGA_CIRRUS;
1890 } else {
1891 fprintf(stderr, "Error: Cirrus VGA not available\n");
1892 exit(0);
1893 }
3893c124 1894 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 1895 if (vmware_vga_available()) {
1896 vga_interface_type = VGA_VMWARE;
1897 } else {
1898 fprintf(stderr, "Error: VMWare SVGA not available\n");
1899 exit(0);
1900 }
94909d9f 1901 } else if (strstart(p, "xenfb", &opts)) {
86176759 1902 vga_interface_type = VGA_XENFB;
a19cbfb3 1903 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 1904 if (qxl_vga_available()) {
1905 vga_interface_type = VGA_QXL;
1906 } else {
1907 fprintf(stderr, "Error: QXL VGA not available\n");
1908 exit(0);
1909 }
af87bf29
MCA		 1910 } else if (strstart(p, "tcx", &opts)) {
1911 if (tcx_vga_available()) {
1912 vga_interface_type = VGA_TCX;
1913 } else {
1914 fprintf(stderr, "Error: TCX framebuffer not available\n");
1915 exit(0);
1916 }
1917 } else if (strstart(p, "cg3", &opts)) {
1918 if (cg3_vga_available()) {
1919 vga_interface_type = VGA_CG3;
1920 } else {
1921 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1922 exit(0);
1923 }
28b85ed8 1924 } else if (!strstart(p, "none", &opts)) {
3893c124 1925 invalid_vga:
1926 fprintf(stderr, "Unknown vga type: %s\n", p);
1927 exit(1);
1928 }
cb5a7aa8 1929 while (*opts) {
1930 const char *nextopt;
1931
1932 if (strstart(opts, ",retrace=", &nextopt)) {
1933 opts = nextopt;
1934 if (strstart(opts, "dumb", &nextopt))
1935 vga_retrace_method = VGA_RETRACE_DUMB;
1936 else if (strstart(opts, "precise", &nextopt))
1937 vga_retrace_method = VGA_RETRACE_PRECISE;
1938 else goto invalid_vga;
1939 } else goto invalid_vga;
1940 opts = nextopt;
1941 }
3893c124 1942}
1943
1472a95b
JS		 1944static DisplayType select_display(const char *p)
1945{
1946 const char *opts;
1947 DisplayType display = DT_DEFAULT;
1948
1949 if (strstart(p, "sdl", &opts)) {
1950#ifdef CONFIG_SDL
1951 display = DT_SDL;
1952 while (*opts) {
1953 const char *nextopt;
1954
1955 if (strstart(opts, ",frame=", &nextopt)) {
1956 opts = nextopt;
1957 if (strstart(opts, "on", &nextopt)) {
1958 no_frame = 0;
1959 } else if (strstart(opts, "off", &nextopt)) {
1960 no_frame = 1;
1961 } else {
05175535 1962 goto invalid_sdl_args;
1472a95b
JS		 1963 }
1964 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1965 opts = nextopt;
1966 if (strstart(opts, "on", &nextopt)) {
1967 alt_grab = 1;
1968 } else if (strstart(opts, "off", &nextopt)) {
1969 alt_grab = 0;
1970 } else {
05175535 1971 goto invalid_sdl_args;
1472a95b
JS		 1972 }
1973 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1974 opts = nextopt;
1975 if (strstart(opts, "on", &nextopt)) {
1976 ctrl_grab = 1;
1977 } else if (strstart(opts, "off", &nextopt)) {
1978 ctrl_grab = 0;
1979 } else {
05175535 1980 goto invalid_sdl_args;
1472a95b
JS		 1981 }
1982 } else if (strstart(opts, ",window_close=", &nextopt)) {
1983 opts = nextopt;
1984 if (strstart(opts, "on", &nextopt)) {
1985 no_quit = 0;
1986 } else if (strstart(opts, "off", &nextopt)) {
1987 no_quit = 1;
1988 } else {
05175535 1989 goto invalid_sdl_args;
1472a95b
JS		 1990 }
1991 } else {
05175535
PM		 1992 invalid_sdl_args:
1993 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1994 exit(1);
1472a95b
JS		 1995 }
1996 opts = nextopt;
1997 }
1998#else
1999 fprintf(stderr, "SDL support is disabled\n");
2000 exit(1);
2001#endif
3264ff12 2002 } else if (strstart(p, "vnc", &opts)) {
821601ea 2003#ifdef CONFIG_VNC
4db14629 2004 if (*opts == '=') {
4db14629
GH		 2005 if (vnc_parse_func(opts+1) == NULL) {
2006 exit(1);
3264ff12 2007 }
4db14629 2008 } else {
3264ff12
JS		 2009 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2010 exit(1);
2011 }
821601ea
JS		 2012#else
2013 fprintf(stderr, "VNC support is disabled\n");
2014 exit(1);
2015#endif
1472a95b
JS		 2016 } else if (strstart(p, "curses", &opts)) {
2017#ifdef CONFIG_CURSES
2018 display = DT_CURSES;
2019#else
2020 fprintf(stderr, "Curses support is disabled\n");
2021 exit(1);
15546425
AL		 2022#endif
2023 } else if (strstart(p, "gtk", &opts)) {
2024#ifdef CONFIG_GTK
2025 display = DT_GTK;
881249c7
JK		 2026 while (*opts) {
2027 const char *nextopt;
2028
2029 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2030 opts = nextopt;
2031 if (strstart(opts, "on", &nextopt)) {
2032 grab_on_hover = true;
2033 } else if (strstart(opts, "off", &nextopt)) {
2034 grab_on_hover = false;
2035 } else {
2036 goto invalid_gtk_args;
2037 }
2038 } else {
2039 invalid_gtk_args:
2040 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2041 exit(1);
2042 }
2043 opts = nextopt;
2044 }
15546425
AL		 2045#else
2046 fprintf(stderr, "GTK support is disabled\n");
2047 exit(1);
1472a95b 2048#endif
4171d32e
JS		 2049 } else if (strstart(p, "none", &opts)) {
2050 display = DT_NONE;
1472a95b 2051 } else {
1472a95b
JS		 2052 fprintf(stderr, "Unknown display type: %s\n", p);
2053 exit(1);
2054 }
2055
2056 return display;
2057}
2058
7d4c3d53
MA		 2059static int balloon_parse(const char *arg)
2060{
382f0743 2061 QemuOpts *opts;
7d4c3d53 2062
382f0743
GH		 2063 if (strcmp(arg, "none") == 0) {
2064 return 0;
2065 }
2066
2067 if (!strncmp(arg, "virtio", 6)) {
2068 if (arg[6] == ',') {
2069 /* have params -> parse them */
3329f07b 2070 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2071 if (!opts)
2072 return -1;
2073 } else {
2074 /* create empty opts */
87ea75d5
PC		 2075 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2076 &error_abort);
7d4c3d53 2077 }
f43e47db 2078 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
382f0743 2079 return 0;
7d4c3d53 2080 }
382f0743
GH		 2081
2082 return -1;
7d4c3d53 2083}
7d4c3d53 2084
5cea8590
PB		 2085char *qemu_find_file(int type, const char *name)
2086{
4524051c 2087 int i;
5cea8590
PB		 2088 const char *subdir;
2089 char *buf;
2090
31783203
PM		 2091 /* Try the name as a straight path first */
2092 if (access(name, R_OK) == 0) {
4524051c 2093 trace_load_file(name, name);
7267c094 2094 return g_strdup(name);
5cea8590 2095 }
4524051c 2096
5cea8590
PB		 2097 switch (type) {
2098 case QEMU_FILE_TYPE_BIOS:
2099 subdir = "";
2100 break;
2101 case QEMU_FILE_TYPE_KEYMAP:
2102 subdir = "keymaps/";
2103 break;
2104 default:
2105 abort();
2106 }
4524051c
GH		 2107
2108 for (i = 0; i < data_dir_idx; i++) {
2109 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2110 if (access(buf, R_OK) == 0) {
2111 trace_load_file(name, buf);
2112 return buf;
2113 }
7267c094 2114 g_free(buf);
5cea8590 2115 }
4524051c 2116 return NULL;
5cea8590
PB		 2117}
2118
ff952ba2
MA		 2119static int device_help_func(QemuOpts *opts, void *opaque)
2120{
2121 return qdev_device_help(opts);
2122}
2123
f31d07d1
GH		 2124static int device_init_func(QemuOpts *opts, void *opaque)
2125{
2126 DeviceState *dev;
2127
2128 dev = qdev_device_add(opts);
2129 if (!dev)
2130 return -1;
b09995ae 2131 object_unref(OBJECT(dev));
f31d07d1
GH		 2132 return 0;
2133}
2134
1a688d3b
GH		 2135static int chardev_init_func(QemuOpts *opts, void *opaque)
2136{
bd2d80b2 2137 Error *local_err = NULL;
1a688d3b 2138
bd2d80b2 2139 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2140 if (local_err) {
565f65d2 2141 error_report_err(local_err);
1a688d3b 2142 return -1;
bd2d80b2 2143 }
1a688d3b
GH		 2144 return 0;
2145}
2146
758e8e38 2147#ifdef CONFIG_VIRTFS
74db920c
GS		 2148static int fsdev_init_func(QemuOpts *opts, void *opaque)
2149{
2150 int ret;
2151 ret = qemu_fsdev_add(opts);
2152
2153 return ret;
2154}
2155#endif
2156
88589343
GH		 2157static int mon_init_func(QemuOpts *opts, void *opaque)
2158{
2159 CharDriverState *chr;
2160 const char *chardev;
2161 const char *mode;
2162 int flags;
2163
2164 mode = qemu_opt_get(opts, "mode");
2165 if (mode == NULL) {
2166 mode = "readline";
2167 }
2168 if (strcmp(mode, "readline") == 0) {
2169 flags = MONITOR_USE_READLINE;
2170 } else if (strcmp(mode, "control") == 0) {
2171 flags = MONITOR_USE_CONTROL;
2172 } else {
2173 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2174 exit(1);
2175 }
2176
39eaab9a
DB		 2177 if (qemu_opt_get_bool(opts, "pretty", 0))
2178 flags |= MONITOR_USE_PRETTY;
2179
88589343
GH		 2180 if (qemu_opt_get_bool(opts, "default", 0))
2181 flags |= MONITOR_IS_DEFAULT;
2182
2183 chardev = qemu_opt_get(opts, "chardev");
2184 chr = qemu_chr_find(chardev);
2185 if (chr == NULL) {
2186 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2187 exit(1);
2188 }
2189
456d6069 2190 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2191 monitor_init(chr, flags);
2192 return 0;
2193}
2194
4821cd4c 2195static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2196{
2197 static int monitor_device_index = 0;
46ede58b 2198 Error *local_err = NULL;
88589343
GH		 2199 QemuOpts *opts;
2200 const char *p;
2201 char label[32];
2202 int def = 0;
2203
2204 if (strstart(optarg, "chardev:", &p)) {
2205 snprintf(label, sizeof(label), "%s", p);
2206 } else {
140e065d
JK		 2207 snprintf(label, sizeof(label), "compat_monitor%d",
2208 monitor_device_index);
2209 if (monitor_device_index == 0) {
88589343
GH		 2210 def = 1;
2211 }
2212 opts = qemu_chr_parse_compat(label, optarg);
2213 if (!opts) {
2214 fprintf(stderr, "parse error: %s\n", optarg);
2215 exit(1);
2216 }
2217 }
2218
46ede58b 2219 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &local_err);
88589343 2220 if (!opts) {
565f65d2 2221 error_report_err(local_err);
88589343
GH		 2222 exit(1);
2223 }
f43e47db
MA		 2224 qemu_opt_set(opts, "mode", mode, &error_abort);
2225 qemu_opt_set(opts, "chardev", label, &error_abort);
cccb7967 2226 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
88589343 2227 if (def)
f43e47db 2228 qemu_opt_set(opts, "default", "on", &error_abort);
88589343
GH		 2229 monitor_device_index++;
2230}
2231
bd3c948d
GH		 2232struct device_config {
2233 enum {
aee1b935
GH		 2234 DEV_USB, /* -usbdevice */
2235 DEV_BT, /* -bt */
2236 DEV_SERIAL, /* -serial */
2237 DEV_PARALLEL, /* -parallel */
2238 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2239 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2240 DEV_GDB, /* -gdb, -s */
3ef669e1 2241 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2242 } type;
2243 const char *cmdline;
d9a5954d 2244 Location loc;
72cf2d4f 2245 QTAILQ_ENTRY(device_config) next;
bd3c948d 2246};
4fdcac0e
BS		 2247
2248static QTAILQ_HEAD(, device_config) device_configs =
2249 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2250
2251static void add_device_config(int type, const char *cmdline)
2252{
2253 struct device_config *conf;
2254
7267c094 2255 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2256 conf->type = type;
2257 conf->cmdline = cmdline;
d9a5954d 2258 loc_save(&conf->loc);
72cf2d4f 2259 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2260}
2261
2262static int foreach_device_config(int type, int (*func)(const char *cmdline))
2263{
2264 struct device_config *conf;
2265 int rc;
2266
72cf2d4f 2267 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2268 if (conf->type != type)
2269 continue;
d9a5954d 2270 loc_push_restore(&conf->loc);
bd3c948d 2271 rc = func(conf->cmdline);
d9a5954d 2272 loc_pop(&conf->loc);
28de2f88 2273 if (rc) {
bd3c948d 2274 return rc;
28de2f88 2275 }
bd3c948d
GH		 2276 }
2277 return 0;
2278}
2279
998bbd74
GH		 2280static int serial_parse(const char *devname)
2281{
2282 static int index = 0;
2283 char label[32];
2284
2285 if (strcmp(devname, "none") == 0)
2286 return 0;
2287 if (index == MAX_SERIAL_PORTS) {
2288 fprintf(stderr, "qemu: too many serial ports\n");
2289 exit(1);
2290 }
2291 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2292 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2293 if (!serial_hds[index]) {
52d06136
PM		 2294 fprintf(stderr, "qemu: could not connect serial device"
2295 " to character backend '%s'\n", devname);
998bbd74
GH		 2296 return -1;
2297 }
2298 index++;
2299 return 0;
2300}
2301
6a5e8b0e
GH		 2302static int parallel_parse(const char *devname)
2303{
2304 static int index = 0;
2305 char label[32];
2306
2307 if (strcmp(devname, "none") == 0)
2308 return 0;
2309 if (index == MAX_PARALLEL_PORTS) {
2310 fprintf(stderr, "qemu: too many parallel ports\n");
2311 exit(1);
2312 }
2313 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2314 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2315 if (!parallel_hds[index]) {
52d06136
PM		 2316 fprintf(stderr, "qemu: could not connect parallel device"
2317 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2318 return -1;
2319 }
2320 index++;
2321 return 0;
2322}
2323
aee1b935
GH		 2324static int virtcon_parse(const char *devname)
2325{
3329f07b 2326 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2327 static int index = 0;
2328 char label[32];
392ecf54 2329 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2330
2331 if (strcmp(devname, "none") == 0)
2332 return 0;
2333 if (index == MAX_VIRTIO_CONSOLES) {
2334 fprintf(stderr, "qemu: too many virtio consoles\n");
2335 exit(1);
2336 }
392ecf54 2337
87ea75d5 2338 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6 2339 if (arch_type == QEMU_ARCH_S390X) {
f43e47db 2340 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390", &error_abort);
e87f7fc6 2341 } else {
f43e47db 2342 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci", &error_abort);
4d8b3c63 2343 }
392ecf54 2344
87ea75d5 2345 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
f43e47db 2346 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
392ecf54 2347
aee1b935 2348 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2349 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2350 if (!virtcon_hds[index]) {
52d06136
PM		 2351 fprintf(stderr, "qemu: could not connect virtio console"
2352 " to character backend '%s'\n", devname);
aee1b935
GH		 2353 return -1;
2354 }
f43e47db 2355 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
392ecf54 2356
aee1b935
GH		 2357 index++;
2358 return 0;
2359}
2360
3ef669e1
AG		 2361static int sclp_parse(const char *devname)
2362{
2363 QemuOptsList *device = qemu_find_opts("device");
2364 static int index = 0;
2365 char label[32];
2366 QemuOpts *dev_opts;
2367
2368 if (strcmp(devname, "none") == 0) {
2369 return 0;
2370 }
2371 if (index == MAX_SCLP_CONSOLES) {
2372 fprintf(stderr, "qemu: too many sclp consoles\n");
2373 exit(1);
2374 }
2375
2376 assert(arch_type == QEMU_ARCH_S390X);
2377
2378 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
f43e47db 2379 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
3ef669e1
AG		 2380
2381 snprintf(label, sizeof(label), "sclpcon%d", index);
2382 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2383 if (!sclp_hds[index]) {
2384 fprintf(stderr, "qemu: could not connect sclp console"
2385 " to character backend '%s'\n", devname);
2386 return -1;
2387 }
f43e47db 2388 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
3ef669e1
AG		 2389
2390 index++;
2391 return 0;
2392}
2393
c9f398e5 2394static int debugcon_parse(const char *devname)
4d8b3c63 2395{
c9f398e5
PA		 2396 QemuOpts *opts;
2397
27143a44 2398 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2399 exit(1);
2400 }
8be7e7e4 2401 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2402 if (!opts) {
2403 fprintf(stderr, "qemu: already have a debugcon device\n");
2404 exit(1);
2405 }
f43e47db
MA		 2406 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2407 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
c9f398e5
PA		 2408 return 0;
2409}
2410
2709f263
LE		 2411static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2412{
2413 const MachineClass *mc1 = a, *mc2 = b;
2414 int res;
2415
2416 if (mc1->family == NULL) {
2417 if (mc2->family == NULL) {
2418 /* Compare standalone machine types against each other; they sort
2419 * in increasing order.
2420 */
2421 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2422 object_class_get_name(OBJECT_CLASS(mc2)));
2423 }
2424
2425 /* Standalone machine types sort after families. */
2426 return 1;
2427 }
2428
2429 if (mc2->family == NULL) {
2430 /* Families sort before standalone machine types. */
2431 return -1;
2432 }
2433
2434 /* Families sort between each other alphabetically increasingly. */
2435 res = strcmp(mc1->family, mc2->family);
2436 if (res != 0) {
2437 return res;
2438 }
2439
2440 /* Within the same family, machine types sort in decreasing order. */
2441 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2442 object_class_get_name(OBJECT_CLASS(mc1)));
2443}
2444
2445 static MachineClass *machine_parse(const char *name)
9052ea6b 2446{
0056ae24 2447 MachineClass *mc = NULL;
261747f1 2448 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2449
2450 if (name) {
0056ae24 2451 mc = find_machine(name);
9052ea6b 2452 }
0056ae24 2453 if (mc) {
02f292d9 2454 g_slist_free(machines);
0056ae24 2455 return mc;
9052ea6b 2456 }
025172d5
MR		 2457 if (name && !is_help_option(name)) {
2458 error_report("Unsupported machine type");
2459 error_printf("Use -machine help to list supported machines!\n");
2460 } else {
2461 printf("Supported machines are:\n");
2709f263 2462 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2463 for (el = machines; el; el = el->next) {
2464 MachineClass *mc = el->data;
958db90c
MA		 2465 if (mc->alias) {
2466 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2467 }
958db90c
MA		 2468 printf("%-20s %s%s\n", mc->name, mc->desc,
2469 mc->is_default ? " (default)" : "");
9052ea6b 2470 }
9052ea6b 2471 }
261747f1
MA		 2472
2473 g_slist_free(machines);
c8057f95 2474 exit(!name || !is_help_option(name));
9052ea6b
JK		 2475}
2476
fd42deeb
GH		 2477void qemu_add_exit_notifier(Notifier *notify)
2478{
2479 notifier_list_add(&exit_notifiers, notify);
2480}
2481
2482void qemu_remove_exit_notifier(Notifier *notify)
2483{
31552529 2484 notifier_remove(notify);
fd42deeb
GH		 2485}
2486
2487static void qemu_run_exit_notifiers(void)
2488{
9e8dd451 2489 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2490}
2491
4cab946a
GN		 2492void qemu_add_machine_init_done_notifier(Notifier *notify)
2493{
2494 notifier_list_add(&machine_init_done_notifiers, notify);
2495}
2496
2497static void qemu_run_machine_init_done_notifiers(void)
2498{
9e8dd451 2499 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2500}
2501
6530a97b
AL		 2502static const QEMUOption *lookup_opt(int argc, char **argv,
2503 const char **poptarg, int *poptind)
2504{
2505 const QEMUOption *popt;
2506 int optind = *poptind;
2507 char *r = argv[optind];
2508 const char *optarg;
2509
0f0bc3f1 2510 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2511 optind++;
2512 /* Treat --foo the same as -foo. */
2513 if (r[1] == '-')
2514 r++;
2515 popt = qemu_options;
2516 for(;;) {
2517 if (!popt->name) {
0f0bc3f1 2518 error_report("invalid option");
6530a97b
AL		 2519 exit(1);
2520 }
2521 if (!strcmp(popt->name, r + 1))
2522 break;
2523 popt++;
2524 }
2525 if (popt->flags & HAS_ARG) {
2526 if (optind >= argc) {
0f0bc3f1 2527 error_report("requires an argument");
6530a97b
AL		 2528 exit(1);
2529 }
2530 optarg = argv[optind++];
0f0bc3f1 2531 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2532 } else {
2533 optarg = NULL;
2534 }
2535
2536 *poptarg = optarg;
2537 *poptind = optind;
2538
2539 return popt;
2540}
2541
0750112a
AL		 2542static gpointer malloc_and_trace(gsize n_bytes)
2543{
2544 void *ptr = malloc(n_bytes);
a74cd8cc 2545 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2546 return ptr;
2547}
2548
2549static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2550{
2551 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2552 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2553 return ptr;
2554}
2555
2556static void free_and_trace(gpointer mem)
2557{
a74cd8cc 2558 trace_g_free(mem);
0750112a
AL		 2559 free(mem);
2560}
2561
d2659e27
AF		 2562static int machine_set_property(const char *name, const char *value,
2563 void *opaque)
68d98d3e
AL		 2564{
2565 Object *obj = OBJECT(opaque);
68d98d3e 2566 Error *local_err = NULL;
b0ddb8bf 2567 char *c, *qom_name;
68d98d3e 2568
d2659e27 2569 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2570 return 0;
2571 }
2572
b0ddb8bf
MA		 2573 qom_name = g_strdup(name);
2574 c = qom_name;
2575 while (*c++) {
2576 if (*c == '_') {
2577 *c = '-';
2578 }
2579 }
2580
2e16898a 2581 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2582 g_free(qom_name);
68d98d3e
AL		 2583
2584 if (local_err) {
a720a390 2585 error_report_err(local_err);
68d98d3e
AL		 2586 return -1;
2587 }
2588
2589 return 0;
2590}
2591
2592static int object_create(QemuOpts *opts, void *opaque)
2593{
c4090f8e
PB		 2594 Error *err = NULL;
2595 char *type = NULL;
2596 char *id = NULL;
2597 void *dummy = NULL;
2598 OptsVisitor *ov;
2599 QDict *pdict;
68d98d3e 2600
c4090f8e
PB		 2601 ov = opts_visitor_new(opts);
2602 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2603
c4090f8e
PB		 2604 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2605 if (err) {
2606 goto out;
68d98d3e
AL		 2607 }
2608
c4090f8e
PB		 2609 qdict_del(pdict, "qom-type");
2610 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2611 if (err) {
2612 goto out;
68d98d3e
AL		 2613 }
2614
c4090f8e
PB		 2615 qdict_del(pdict, "id");
2616 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2617 if (err) {
269e09f3
IM		 2618 goto out;
2619 }
2620
c4090f8e
PB		 2621 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2622 if (err) {
269e09f3
IM		 2623 goto out;
2624 }
c4090f8e
PB		 2625 visit_end_struct(opts_get_visitor(ov), &err);
2626 if (err) {
2627 qmp_object_del(id, NULL);
2628 }
2629
269e09f3 2630out:
c4090f8e
PB		 2631 opts_visitor_cleanup(ov);
2632
2633 QDECREF(pdict);
2634 g_free(id);
2635 g_free(type);
2636 g_free(dummy);
2637 if (err) {
a720a390 2638 error_report_err(err);
90e9cf28
IM		 2639 return -1;
2640 }
68d98d3e
AL		 2641 return 0;
2642}
2643
3b9985e9
MA		 2644static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size)
2645{
2646 uint64_t sz;
2647 const char *mem_str;
2648 const char *maxmem_str, *slots_str;
2649 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2650 1024 * 1024;
2651 QemuOpts *opts = qemu_find_opts_singleton("memory");
2652
2653 sz = 0;
2654 mem_str = qemu_opt_get(opts, "size");
2655 if (mem_str) {
2656 if (!*mem_str) {
2657 error_report("missing 'size' option value");
2658 exit(EXIT_FAILURE);
2659 }
2660
2661 sz = qemu_opt_get_size(opts, "size", ram_size);
2662
2663 /* Fix up legacy suffix-less format */
2664 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2665 uint64_t overflow_check = sz;
2666
2667 sz <<= 20;
2668 if ((sz >> 20) != overflow_check) {
2669 error_report("too large 'size' option value");
2670 exit(EXIT_FAILURE);
2671 }
2672 }
2673 }
2674
2675 /* backward compatibility behaviour for case "-m 0" */
2676 if (sz == 0) {
2677 sz = default_ram_size;
2678 }
2679
2680 sz = QEMU_ALIGN_UP(sz, 8192);
2681 ram_size = sz;
2682 if (ram_size != sz) {
2683 error_report("ram size too large");
2684 exit(EXIT_FAILURE);
2685 }
2686
2687 /* store value for the future use */
39101f25 2688 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
3b9985e9
MA		 2689 *maxram_size = ram_size;
2690
2691 maxmem_str = qemu_opt_get(opts, "maxmem");
2692 slots_str = qemu_opt_get(opts, "slots");
2693 if (maxmem_str && slots_str) {
2694 uint64_t slots;
2695
2696 sz = qemu_opt_get_size(opts, "maxmem", 0);
214224ad 2697 slots = qemu_opt_get_number(opts, "slots", 0);
3b9985e9 2698 if (sz < ram_size) {
214224ad
PK		 2699 error_report("invalid value of -m option maxmem: "
2700 "maximum memory size (0x%" PRIx64 ") must be at least "
2701 "the initial memory size (0x" RAM_ADDR_FMT ")",
2702 sz, ram_size);
3b9985e9 2703 exit(EXIT_FAILURE);
214224ad
PK		 2704 } else if (sz > ram_size) {
2705 if (!slots) {
2706 error_report("invalid value of -m option: maxmem was "
2707 "specified, but no hotplug slots were specified");
2708 exit(EXIT_FAILURE);
2709 }
2710 } else if (slots) {
2711 error_report("invalid value of -m option maxmem: "
2712 "memory slots were specified but maximum memory size "
2713 "(0x%" PRIx64 ") is equal to the initial memory size "
2714 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
3b9985e9
MA		 2715 exit(EXIT_FAILURE);
2716 }
2717
3b9985e9
MA		 2718 *maxram_size = sz;
2719 *ram_slots = slots;
2720 } else if ((!maxmem_str && slots_str) ||
2721 (maxmem_str && !slots_str)) {
2722 error_report("invalid -m option value: missing "
2723 "'%s' option", slots_str ? "maxmem" : "slots");
2724 exit(EXIT_FAILURE);
2725 }
2726}
2727
902b3d5c 2728int main(int argc, char **argv, char **envp)
0824d6fc 2729{
e4bcb14c 2730 int i;
da1fcfda 2731 int snapshot, linux_boot;
7f7f9873 2732 const char *initrd_filename;
a20dd508 2733 const char *kernel_filename, *kernel_cmdline;
f05f47bb
GA		 2734 const char *boot_order = NULL;
2735 const char *boot_once = NULL;
3023f332 2736 DisplayState *ds;
9f227bc3 2737 int cyls, heads, secs, translation;
1ad9580b 2738 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2739 QemuOptsList *olist;
cd6f1169 2740 int optind;
6530a97b 2741 const char *optarg;
d63d307f 2742 const char *loadvm = NULL;
0056ae24 2743 MachineClass *machine_class;
94fc95cd 2744 const char *cpu_model;
d44229c5 2745 const char *vga_model = NULL;
d4fce24f
PB		 2746 const char *qtest_chrdev = NULL;
2747 const char *qtest_log = NULL;
93815bc2 2748 const char *pid_file = NULL;
5bb7910a 2749 const char *incoming = NULL;
821601ea 2750#ifdef CONFIG_VNC
993fbfdb 2751 int show_vnc_port = 0;
821601ea 2752#endif
3ed2d9ee 2753 bool defconfig = true;
f29a5614 2754 bool userconfig = true;
c235d738
MF		 2755 const char *log_mask = NULL;
2756 const char *log_file = NULL;
0750112a
AL		 2757 GMemVTable mem_trace = {
2758 .malloc = malloc_and_trace,
2759 .realloc = realloc_and_trace,
2760 .free = free_and_trace,
2761 };
23d15e86 2762 const char *trace_events = NULL;
e4858974 2763 const char *trace_file = NULL;
3b9985e9 2764 ram_addr_t maxram_size;
c270fb9e 2765 uint64_t ram_slots = 0;
abfd9ce3 2766 FILE *vmstate_dump_file = NULL;
2f78e491 2767 Error *main_loop_err = NULL;
0b5538c3 2768
576a94d8
PB		 2769 qemu_init_cpu_loop();
2770 qemu_mutex_lock_iothread();
2771
fd42deeb 2772 atexit(qemu_run_exit_notifiers);
65abca0a 2773 error_set_progname(argv[0]);
10f5bff6 2774 qemu_init_exec_dir(argv[0]);
65abca0a 2775
0750112a
AL		 2776 g_mem_set_vtable(&mem_trace);
2777
1b71f7c1
AF		 2778 module_call_init(MODULE_INIT_QOM);
2779
4d454574 2780 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2781 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2782 qemu_add_drive_opts(&qemu_common_drive_opts);
2783 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2784 qemu_add_opts(&qemu_chardev_opts);
2785 qemu_add_opts(&qemu_device_opts);
2786 qemu_add_opts(&qemu_netdev_opts);
2787 qemu_add_opts(&qemu_net_opts);
2788 qemu_add_opts(&qemu_rtc_opts);
2789 qemu_add_opts(&qemu_global_opts);
2790 qemu_add_opts(&qemu_mon_opts);
2791 qemu_add_opts(&qemu_trace_opts);
2792 qemu_add_opts(&qemu_option_rom_opts);
2793 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2794 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2795 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2796 qemu_add_opts(&qemu_boot_opts);
2797 qemu_add_opts(&qemu_sandbox_opts);
2798 qemu_add_opts(&qemu_add_fd_opts);
2799 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2800 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2801 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2802 qemu_add_opts(&qemu_msg_opts);
5d12f961 2803 qemu_add_opts(&qemu_name_opts);
0042109a 2804 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2805 qemu_add_opts(&qemu_icount_opts);
a38bb079 2806 qemu_add_opts(&qemu_semihosting_config_opts);
4d454574 2807
5db9d4d1
LC		 2808 runstate_init();
2809
884f17c2 2810 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2811
72cf2d4f 2812 QLIST_INIT (&vm_change_state_head);
fe98ac14 2813 os_setup_early_signal_handling();
be995c27 2814
f80f9ec9 2815 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2816 machine_class = find_default_machine();
94fc95cd 2817 cpu_model = NULL;
33e3963e 2818 snapshot = 0;
9f227bc3 2819 cyls = heads = secs = 0;
2820 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2821
7c9d8e07 2822 nb_nics = 0;
3b46e624 2823
142c6b1a
PL		 2824 bdrv_init_with_whitelist();
2825
2c02d1ad 2826 autostart = 1;
41bd639b 2827
292444cb
AL		 2828 /* first pass of option parsing */
2829 optind = 1;
2830 while (optind < argc) {
2831 if (argv[optind][0] != '-') {
2832 /* disk image */
28e68d68 2833 optind++;
292444cb
AL		 2834 } else {
2835 const QEMUOption *popt;
2836
2837 popt = lookup_opt(argc, argv, &optarg, &optind);
2838 switch (popt->index) {
2839 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2840 defconfig = false;
292444cb 2841 break;
f29a5614
EH		 2842 case QEMU_OPTION_nouserconfig:
2843 userconfig = false;
2844 break;
292444cb
AL		 2845 }
2846 }
2847 }
2848
2849 if (defconfig) {
dcfb0939 2850 int ret;
f29a5614 2851 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2852 if (ret < 0) {
dcfb0939 2853 exit(1);
292444cb
AL		 2854 }
2855 }
2856
2857 /* second pass of option parsing */
cd6f1169 2858 optind = 1;
0824d6fc 2859 for(;;) {
cd6f1169 2860 if (optind >= argc)
0824d6fc 2861 break;
6530a97b 2862 if (argv[optind][0] != '-') {
99efa84d 2863 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2864 } else {
2865 const QEMUOption *popt;
2866
6530a97b 2867 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2868 if (!(popt->arch_mask & arch_type)) {
2869 printf("Option %s not supported for this target\n", popt->name);
2870 exit(1);
2871 }
cd6f1169 2872 switch(popt->index) {
e43d594e
JK		 2873 case QEMU_OPTION_no_kvm_irqchip: {
2874 olist = qemu_find_opts("machine");
2875 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2876 break;
2877 }
94fc95cd
JM		 2878 case QEMU_OPTION_cpu:
2879 /* hw initialization will check this */
ecf40bea 2880 cpu_model = optarg;
94fc95cd 2881 break;
cd6f1169 2882 case QEMU_OPTION_hda:
9f227bc3 2883 {
2884 char buf[256];
2885 if (cyls == 0)
2886 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2887 else
2888 snprintf(buf, sizeof(buf),
2889 "%s,cyls=%d,heads=%d,secs=%d%s",
2890 HD_OPTS , cyls, heads, secs,
2891 translation == BIOS_ATA_TRANSLATION_LBA ?
2892 ",trans=lba" :
2893 translation == BIOS_ATA_TRANSLATION_NONE ?
2894 ",trans=none" : "");
2895 drive_add(IF_DEFAULT, 0, optarg, buf);
2896 break;
2897 }
cd6f1169 2898 case QEMU_OPTION_hdb:
cc1daa40
FB		 2899 case QEMU_OPTION_hdc:
2900 case QEMU_OPTION_hdd:
2292ddae
MA		 2901 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2902 HD_OPTS);
fc01f7e7 2903 break;
e4bcb14c 2904 case QEMU_OPTION_drive:
e2982c3a
MT		 2905 if (drive_def(optarg) == NULL) {
2906 exit(1);
2907 }
99efa84d 2908 break;
d058fe03
GH		 2909 case QEMU_OPTION_set:
2910 if (qemu_set_option(optarg) != 0)
2911 exit(1);
99efa84d 2912 break;
d0fef6fb
GH		 2913 case QEMU_OPTION_global:
2914 if (qemu_global_option(optarg) != 0)
2915 exit(1);
99efa84d 2916 break;
3e3d5815 2917 case QEMU_OPTION_mtdblock:
2292ddae 2918 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2919 break;
a1bb27b1 2920 case QEMU_OPTION_sd:
80f4d9fc 2921 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 2922 break;
86f55663 2923 case QEMU_OPTION_pflash:
2292ddae 2924 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2925 break;
cd6f1169 2926 case QEMU_OPTION_snapshot:
33e3963e
FB		 2927 snapshot = 1;
2928 break;
cd6f1169 2929 case QEMU_OPTION_hdachs:
330d0414 2930 {
330d0414
FB		 2931 const char *p;
2932 p = optarg;
2933 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2934 if (cyls < 1 || cyls > 16383)
2935 goto chs_fail;
330d0414
FB		 2936 if (*p != ',')
2937 goto chs_fail;
2938 p++;
2939 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2940 if (heads < 1 || heads > 16)
2941 goto chs_fail;
330d0414
FB		 2942 if (*p != ',')
2943 goto chs_fail;
2944 p++;
2945 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2946 if (secs < 1 || secs > 63)
2947 goto chs_fail;
2948 if (*p == ',') {
2949 p++;
f31c41ff
PB		 2950 if (!strcmp(p, "large")) {
2951 translation = BIOS_ATA_TRANSLATION_LARGE;
2952 } else if (!strcmp(p, "rechs")) {
2953 translation = BIOS_ATA_TRANSLATION_RECHS;
2954 } else if (!strcmp(p, "none")) {
46d4767d 2955 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 2956 } else if (!strcmp(p, "lba")) {
46d4767d 2957 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 2958 } else if (!strcmp(p, "auto")) {
46d4767d 2959 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 2960 } else {
46d4767d 2961 goto chs_fail;
f31c41ff 2962 }
46d4767d 2963 } else if (*p != '\0') {
c4b1fcc0 2964 chs_fail:
46d4767d
FB		 2965 fprintf(stderr, "qemu: invalid physical CHS format\n");
2966 exit(1);
c4b1fcc0 2967 }
99efa84d 2968 if (hda_opts != NULL) {
a8b18f8f
MA		 2969 qemu_opt_set_number(hda_opts, "cyls", cyls,
2970 &error_abort);
2971 qemu_opt_set_number(hda_opts, "heads", heads,
2972 &error_abort);
2973 qemu_opt_set_number(hda_opts, "secs", secs,
2974 &error_abort);
f31c41ff 2975 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
f43e47db
MA		 2976 qemu_opt_set(hda_opts, "trans", "large",
2977 &error_abort);
f31c41ff 2978 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
f43e47db
MA		 2979 qemu_opt_set(hda_opts, "trans", "rechs",
2980 &error_abort);
f31c41ff 2981 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
f43e47db
MA		 2982 qemu_opt_set(hda_opts, "trans", "lba",
2983 &error_abort);
f31c41ff 2984 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
f43e47db
MA		 2985 qemu_opt_set(hda_opts, "trans", "none",
2986 &error_abort);
f31c41ff 2987 }
9dfd7c7a 2988 }
330d0414
FB		 2989 }
2990 break;
268a362c 2991 case QEMU_OPTION_numa:
0042109a
WG		 2992 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2993 if (!opts) {
2994 exit(1);
2995 }
268a362c 2996 break;
1472a95b
JS		 2997 case QEMU_OPTION_display:
2998 display_type = select_display(optarg);
2999 break;
cd6f1169 3000 case QEMU_OPTION_nographic:
993fbfdb 3001 display_type = DT_NOGRAPHIC;
a20dd508 3002 break;
4d3b6f6e 3003 case QEMU_OPTION_curses:
47b05369 3004#ifdef CONFIG_CURSES
993fbfdb 3005 display_type = DT_CURSES;
47b05369
JS		 3006#else
3007 fprintf(stderr, "Curses support is disabled\n");
3008 exit(1);
4d3b6f6e 3009#endif
47b05369 3010 break;
a171fe39 3011 case QEMU_OPTION_portrait:
9312805d
VK		 3012 graphic_rotate = 90;
3013 break;
3014 case QEMU_OPTION_rotate:
3015 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3016 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3017 graphic_rotate != 180 && graphic_rotate != 270) {
3018 fprintf(stderr,
3019 "qemu: only 90, 180, 270 deg rotation is available\n");
3020 exit(1);
3021 }
a171fe39 3022 break;
cd6f1169 3023 case QEMU_OPTION_kernel:
79087c78
MA		 3024 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3025 &error_abort);
a0abe474
PM		 3026 break;
3027 case QEMU_OPTION_initrd:
79087c78
MA		 3028 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3029 &error_abort);
a20dd508 3030 break;
cd6f1169 3031 case QEMU_OPTION_append:
79087c78
MA		 3032 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3033 &error_abort);
313aa567 3034 break;
412beee6 3035 case QEMU_OPTION_dtb:
79087c78
MA		 3036 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3037 &error_abort);
412beee6 3038 break;
cd6f1169 3039 case QEMU_OPTION_cdrom:
2292ddae 3040 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3041 break;
cd6f1169 3042 case QEMU_OPTION_boot:
8281abd5
MA		 3043 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3044 if (!opts) {
3045 exit(1);
36b486bb
FB		 3046 }
3047 break;
cd6f1169 3048 case QEMU_OPTION_fda:
cd6f1169 3049 case QEMU_OPTION_fdb:
2292ddae
MA		 3050 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3051 optarg, FD_OPTS);
c45886db 3052 break;
52ca8d6a
FB		 3053 case QEMU_OPTION_no_fd_bootchk:
3054 fd_bootchk = 0;
3055 break;
a1ea458f 3056 case QEMU_OPTION_netdev:
3329f07b 3057 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3058 exit(1);
3059 }
3060 break;
7c9d8e07 3061 case QEMU_OPTION_net:
3329f07b 3062 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3063 exit(1);
3064 }
702c651c 3065 break;
f9dadc98
RS		 3066#ifdef CONFIG_LIBISCSI
3067 case QEMU_OPTION_iscsi:
3068 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3069 if (!opts) {
3070 exit(1);
3071 }
3072 break;
3073#endif
c7f74643
FB		 3074#ifdef CONFIG_SLIRP
3075 case QEMU_OPTION_tftp:
ad196a9d 3076 legacy_tftp_prefix = optarg;
9bf05444 3077 break;
47d5d01a 3078 case QEMU_OPTION_bootp:
ad196a9d 3079 legacy_bootp_filename = optarg;
47d5d01a 3080 break;
9bf05444 3081 case QEMU_OPTION_redir:
0752706d
MA		 3082 if (net_slirp_redir(optarg) < 0)
3083 exit(1);
9bf05444 3084 break;
c7f74643 3085#endif
dc72ac14 3086 case QEMU_OPTION_bt:
bd3c948d 3087 add_device_config(DEV_BT, optarg);
dc72ac14 3088 break;
1d14ffa9
FB		 3089 case QEMU_OPTION_audio_help:
3090 AUD_help ();
3091 exit (0);
3092 break;
3093 case QEMU_OPTION_soundhw:
3094 select_soundhw (optarg);
3095 break;
cd6f1169 3096 case QEMU_OPTION_h:
15f82208 3097 help(0);
cd6f1169 3098 break;
9bd7e6d9
PB		 3099 case QEMU_OPTION_version:
3100 version();
3101 exit(0);
3102 break;
3b9985e9 3103 case QEMU_OPTION_m:
6e1d3c1c
IM		 3104 opts = qemu_opts_parse(qemu_find_opts("memory"),
3105 optarg, 1);
3106 if (!opts) {
3107 exit(EXIT_FAILURE);
3108 }
cd6f1169 3109 break;
d1a0cf73
SB		 3110#ifdef CONFIG_TPM
3111 case QEMU_OPTION_tpmdev:
3112 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3113 exit(1);
3114 }
3115 break;
3116#endif
c902760f
MT		 3117 case QEMU_OPTION_mempath:
3118 mem_path = optarg;
3119 break;
c902760f
MT		 3120 case QEMU_OPTION_mem_prealloc:
3121 mem_prealloc = 1;
3122 break;
cd6f1169 3123 case QEMU_OPTION_d:
c235d738
MF		 3124 log_mask = optarg;
3125 break;
3126 case QEMU_OPTION_D:
3127 log_file = optarg;
cd6f1169 3128 break;
cd6f1169 3129 case QEMU_OPTION_s:
ef0c4a0d 3130 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3131 break;
59030a8c 3132 case QEMU_OPTION_gdb:
ef0c4a0d 3133 add_device_config(DEV_GDB, optarg);
cd6f1169 3134 break;
cd6f1169 3135 case QEMU_OPTION_L:
4524051c
GH		 3136 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3137 data_dir[data_dir_idx++] = optarg;
3138 }
cd6f1169 3139 break;
1192dad8 3140 case QEMU_OPTION_bios:
79087c78
MA		 3141 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3142 &error_abort);
1192dad8 3143 break;
1b530a6d
AJ		 3144 case QEMU_OPTION_singlestep:
3145 singlestep = 1;
3146 break;
cd6f1169 3147 case QEMU_OPTION_S:
3c07f8e8 3148 autostart = 0;
cd6f1169 3149 break;
99efa84d
MA		 3150 case QEMU_OPTION_k:
3151 keyboard_layout = optarg;
3152 break;
ee22c2f7
FB		 3153 case QEMU_OPTION_localtime:
3154 rtc_utc = 0;
3155 break;
3893c124 3156 case QEMU_OPTION_vga:
a369da5f 3157 vga_model = optarg;
7f1b17f2 3158 default_vga = 0;
1bfe856e 3159 break;
e9b137c2
FB		 3160 case QEMU_OPTION_g:
3161 {
3162 const char *p;
3163 int w, h, depth;
3164 p = optarg;
3165 w = strtol(p, (char **)&p, 10);
3166 if (w <= 0) {
3167 graphic_error:
3168 fprintf(stderr, "qemu: invalid resolution or depth\n");
3169 exit(1);
3170 }
3171 if (*p != 'x')
3172 goto graphic_error;
3173 p++;
3174 h = strtol(p, (char **)&p, 10);
3175 if (h <= 0)
3176 goto graphic_error;
3177 if (*p == 'x') {
3178 p++;
3179 depth = strtol(p, (char **)&p, 10);
5fafdf24 3180 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3181 depth != 24 && depth != 32)
3182 goto graphic_error;
3183 } else if (*p == '\0') {
3184 depth = graphic_depth;
3185 } else {
3186 goto graphic_error;
3187 }
3b46e624 3188
e9b137c2
FB		 3189 graphic_width = w;
3190 graphic_height = h;
3191 graphic_depth = depth;
3192 }
3193 break;
20d8a3ed
TS		 3194 case QEMU_OPTION_echr:
3195 {
3196 char *r;
3197 term_escape_char = strtol(optarg, &r, 0);
3198 if (r == optarg)
3199 printf("Bad argument to echr\n");
3200 break;
3201 }
82c643ff 3202 case QEMU_OPTION_monitor:
6ca5582d 3203 default_monitor = 0;
70e098af 3204 if (strncmp(optarg, "none", 4)) {
4821cd4c 3205 monitor_parse(optarg, "readline", false);
70e098af 3206 }
6ca5582d
GH		 3207 break;
3208 case QEMU_OPTION_qmp:
4821cd4c
HR		 3209 monitor_parse(optarg, "control", false);
3210 default_monitor = 0;
3211 break;
3212 case QEMU_OPTION_qmp_pretty:
3213 monitor_parse(optarg, "control", true);
2d114dc1 3214 default_monitor = 0;
82c643ff 3215 break;
22a0e04b 3216 case QEMU_OPTION_mon:
3329f07b 3217 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3218 if (!opts) {
22a0e04b
GH		 3219 exit(1);
3220 }
2d114dc1 3221 default_monitor = 0;
22a0e04b 3222 break;
191bc01b 3223 case QEMU_OPTION_chardev:
3329f07b 3224 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3225 if (!opts) {
191bc01b
GH		 3226 exit(1);
3227 }
191bc01b 3228 break;
74db920c 3229 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3230 olist = qemu_find_opts("fsdev");
3231 if (!olist) {
3232 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3233 exit(1);
3234 }
3235 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3236 if (!opts) {
74db920c
GS		 3237 exit(1);
3238 }
3239 break;
3d54abc7 3240 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3241 QemuOpts *fsdev;
3242 QemuOpts *device;
84a87cc4 3243 const char *writeout, *sock_fd, *socket;
3d54abc7 3244
03b0ba70
GH		 3245 olist = qemu_find_opts("virtfs");
3246 if (!olist) {
3247 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3248 exit(1);
3249 }
3250 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3251 if (!opts) {
3d54abc7
GS		 3252 exit(1);
3253 }
3254
fbcbf101 3255 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3256 qemu_opt_get(opts, "mount_tag") == NULL) {
3257 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3258 exit(1);
3259 }
e14ea479 3260 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3261 qemu_opt_get(opts, "mount_tag"),
3262 1, NULL);
e14ea479
SH		 3263 if (!fsdev) {
3264 fprintf(stderr, "duplicate fsdev id: %s\n",
3265 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3266 exit(1);
3267 }
d3ab98e6
AK		 3268
3269 writeout = qemu_opt_get(opts, "writeout");
3270 if (writeout) {
3271#ifdef CONFIG_SYNC_FILE_RANGE
f43e47db 3272 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
d3ab98e6
AK		 3273#else
3274 fprintf(stderr, "writeout=immediate not supported on "
3275 "this platform\n");
3276 exit(1);
3277#endif
3278 }
f43e47db
MA		 3279 qemu_opt_set(fsdev, "fsdriver",
3280 qemu_opt_get(opts, "fsdriver"), &error_abort);
3281 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"),
3282 &error_abort);
e14ea479 3283 qemu_opt_set(fsdev, "security_model",
f43e47db
MA		 3284 qemu_opt_get(opts, "security_model"),
3285 &error_abort);
84a87cc4
MK		 3286 socket = qemu_opt_get(opts, "socket");
3287 if (socket) {
f43e47db 3288 qemu_opt_set(fsdev, "socket", socket, &error_abort);
84a87cc4 3289 }
4c793dda
MK		 3290 sock_fd = qemu_opt_get(opts, "sock_fd");
3291 if (sock_fd) {
f43e47db 3292 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
4c793dda 3293 }
e14ea479 3294
2c74c2cb 3295 qemu_opt_set_bool(fsdev, "readonly",
cccb7967
MA		 3296 qemu_opt_get_bool(opts, "readonly", 0),
3297 &error_abort);
87ea75d5
PC		 3298 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3299 &error_abort);
f43e47db 3300 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
e14ea479 3301 qemu_opt_set(device, "fsdev",
f43e47db 3302 qemu_opt_get(opts, "mount_tag"), &error_abort);
e14ea479 3303 qemu_opt_set(device, "mount_tag",
f43e47db 3304 qemu_opt_get(opts, "mount_tag"), &error_abort);
3d54abc7
GS		 3305 break;
3306 }
9db221ae
AK		 3307 case QEMU_OPTION_virtfs_synth: {
3308 QemuOpts *fsdev;
3309 QemuOpts *device;
3310
8be7e7e4
LC		 3311 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3312 1, NULL);
9db221ae
AK		 3313 if (!fsdev) {
3314 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3315 exit(1);
3316 }
f43e47db 3317 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
9db221ae 3318
87ea75d5
PC		 3319 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3320 &error_abort);
f43e47db
MA		 3321 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3322 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3323 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
9db221ae
AK		 3324 break;
3325 }
82c643ff 3326 case QEMU_OPTION_serial:
998bbd74
GH		 3327 add_device_config(DEV_SERIAL, optarg);
3328 default_serial = 0;
18141ed6
JK		 3329 if (strncmp(optarg, "mon:", 4) == 0) {
3330 default_monitor = 0;
3331 }
82c643ff 3332 break;
9dd986cc 3333 case QEMU_OPTION_watchdog:
09aaa160
MA		 3334 if (watchdog) {
3335 fprintf(stderr,
3336 "qemu: only one watchdog option may be given\n");
3337 return 1;
3338 }
3339 watchdog = optarg;
9dd986cc
RJ		 3340 break;
3341 case QEMU_OPTION_watchdog_action:
3342 if (select_watchdog_action(optarg) == -1) {
3343 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3344 exit(1);
3345 }
3346 break;
51ecf136 3347 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3348 add_device_config(DEV_VIRTCON, optarg);
3349 default_virtcon = 0;
18141ed6
JK		 3350 if (strncmp(optarg, "mon:", 4) == 0) {
3351 default_monitor = 0;
3352 }
51ecf136 3353 break;
6508fe59 3354 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3355 add_device_config(DEV_PARALLEL, optarg);
3356 default_parallel = 0;
18141ed6
JK		 3357 if (strncmp(optarg, "mon:", 4) == 0) {
3358 default_monitor = 0;
3359 }
6508fe59 3360 break;
c9f398e5
PA		 3361 case QEMU_OPTION_debugcon:
3362 add_device_config(DEV_DEBUGCON, optarg);
3363 break;
99efa84d
MA		 3364 case QEMU_OPTION_loadvm:
3365 loadvm = optarg;
3366 break;
d63d307f
FB		 3367 case QEMU_OPTION_full_screen:
3368 full_screen = 1;
3369 break;
43523e93
TS		 3370 case QEMU_OPTION_no_frame:
3371 no_frame = 1;
3372 break;
3780e197
TS		 3373 case QEMU_OPTION_alt_grab:
3374 alt_grab = 1;
3375 break;
0ca9f8a4
DK		 3376 case QEMU_OPTION_ctrl_grab:
3377 ctrl_grab = 1;
3378 break;
667accab
TS		 3379 case QEMU_OPTION_no_quit:
3380 no_quit = 1;
3381 break;
7d957bd8 3382 case QEMU_OPTION_sdl:
24f6ff86 3383#ifdef CONFIG_SDL
993fbfdb 3384 display_type = DT_SDL;
7d957bd8 3385 break;
58fc096c 3386#else
58fc096c
JS		 3387 fprintf(stderr, "SDL support is disabled\n");
3388 exit(1);
667accab 3389#endif
f7cce898 3390 case QEMU_OPTION_pidfile:
93815bc2 3391 pid_file = optarg;
f7cce898 3392 break;
a09db21f
FB		 3393 case QEMU_OPTION_win2k_hack:
3394 win2k_install_hack = 1;
3395 break;
433acf0d
JK		 3396 case QEMU_OPTION_rtc_td_hack: {
3397 static GlobalProperty slew_lost_ticks[] = {
3398 {
3399 .driver = "mc146818rtc",
3400 .property = "lost_tick_policy",
3401 .value = "slew",
3402 },
3403 { /* end of list */ }
3404 };
3405
3406 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3407 break;
433acf0d 3408 }
8a92ea2f 3409 case QEMU_OPTION_acpitable:
0c764a9d 3410 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3411 if (!opts) {
3412 exit(1);
3413 }
0c764a9d 3414 do_acpitable_option(opts);
8a92ea2f 3415 break;
b6f6e3d3 3416 case QEMU_OPTION_smbios:
4f953d2f 3417 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3418 if (!opts) {
3419 exit(1);
3420 }
4f953d2f 3421 do_smbios_option(opts);
b6f6e3d3 3422 break;
7ba1e619 3423 case QEMU_OPTION_enable_kvm:
303d4e86 3424 olist = qemu_find_opts("machine");
303d4e86
AP		 3425 qemu_opts_parse(olist, "accel=kvm", 0);
3426 break;
364c3e6b 3427 case QEMU_OPTION_M:
303d4e86
AP		 3428 case QEMU_OPTION_machine:
3429 olist = qemu_find_opts("machine");
9052ea6b 3430 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3431 if (!opts) {
303d4e86
AP		 3432 exit(1);
3433 }
7ba1e619 3434 break;
a0dac021
JK		 3435 case QEMU_OPTION_no_kvm:
3436 olist = qemu_find_opts("machine");
3437 qemu_opts_parse(olist, "accel=tcg", 0);
3438 break;
4086bde8
JK		 3439 case QEMU_OPTION_no_kvm_pit: {
3440 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3441 "separately.\n");
3442 break;
3443 }
c21fb4f8
JK		 3444 case QEMU_OPTION_no_kvm_pit_reinjection: {
3445 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3446 {
3447 .driver = "kvm-pit",
3448 .property = "lost_tick_policy",
3449 .value = "discard",
3450 },
3451 { /* end of list */ }
3452 };
3453
3454 fprintf(stderr, "Warning: option deprecated, use "
3455 "lost_tick_policy property of kvm-pit instead.\n");
3456 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3457 break;
3458 }
bb36d470 3459 case QEMU_OPTION_usb:
fa5358c6
PM		 3460 olist = qemu_find_opts("machine");
3461 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3462 break;
a594cfbf 3463 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3464 olist = qemu_find_opts("machine");
3465 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3466 add_device_config(DEV_USB, optarg);
3467 break;
3468 case QEMU_OPTION_device:
3329f07b 3469 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3470 exit(1);
3471 }
a594cfbf 3472 break;
6a00d601 3473 case QEMU_OPTION_smp:
12b7f57e 3474 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3475 exit(1);
3476 }
6a00d601 3477 break;
99efa84d 3478 case QEMU_OPTION_vnc:
821601ea 3479#ifdef CONFIG_VNC
4db14629
GH		 3480 if (vnc_parse_func(optarg) == NULL) {
3481 exit(1);
3482 }
821601ea
JS		 3483#else
3484 fprintf(stderr, "VNC support is disabled\n");
3485 exit(1);
3486#endif
3487 break;
6515b203
FB		 3488 case QEMU_OPTION_no_acpi:
3489 acpi_enabled = 0;
3490 break;
16b29ae1
AL		 3491 case QEMU_OPTION_no_hpet:
3492 no_hpet = 1;
3493 break;
7d4c3d53
MA		 3494 case QEMU_OPTION_balloon:
3495 if (balloon_parse(optarg) < 0) {
3496 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3497 exit(1);
3498 }
df97b920 3499 break;
d1beab82
FB		 3500 case QEMU_OPTION_no_reboot:
3501 no_reboot = 1;
3502 break;
b2f76161
AJ		 3503 case QEMU_OPTION_no_shutdown:
3504 no_shutdown = 1;
3505 break;
9467cd46
AZ		 3506 case QEMU_OPTION_show_cursor:
3507 cursor_hide = 0;
3508 break;
8fcb1b90
BS		 3509 case QEMU_OPTION_uuid:
3510 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3511 fprintf(stderr, "Fail to parse UUID string."
3512 " Wrong format.\n");
3513 exit(1);
3514 }
fc3b3295 3515 qemu_uuid_set = true;
8fcb1b90 3516 break;
99efa84d
MA		 3517 case QEMU_OPTION_option_rom:
3518 if (nb_option_roms >= MAX_OPTION_ROMS) {
3519 fprintf(stderr, "Too many option ROMs\n");
3520 exit(1);
3521 }
2e55e842 3522 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3523 if (!opts) {
3524 exit(1);
3525 }
2e55e842
GN		 3526 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3527 option_rom[nb_option_roms].bootindex =
3528 qemu_opt_get_number(opts, "bootindex", -1);
3529 if (!option_rom[nb_option_roms].name) {
3530 fprintf(stderr, "Option ROM file is not specified\n");
3531 exit(1);
3532 }
99efa84d
MA		 3533 nb_option_roms++;
3534 break;
8e71621f
PB		 3535 case QEMU_OPTION_semihosting:
3536 semihosting_enabled = 1;
a38bb079
LI		 3537 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3538 break;
3539 case QEMU_OPTION_semihosting_config:
3540 semihosting_enabled = 1;
3541 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3542 optarg, 0);
3543 if (opts != NULL) {
3544 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3545 true);
3546 const char *target = qemu_opt_get(opts, "target");
3547 if (target != NULL) {
3548 if (strcmp("native", target) == 0) {
3549 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3550 } else if (strcmp("gdb", target) == 0) {
3551 semihosting_target = SEMIHOSTING_TARGET_GDB;
3552 } else if (strcmp("auto", target) == 0) {
3553 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3554 } else {
3555 fprintf(stderr, "Unsupported semihosting-config"
3556 " %s\n",
3557 optarg);
3558 exit(1);
3559 }
3560 } else {
3561 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3562 }
3563 } else {
3564 fprintf(stderr, "Unsupported semihosting-config %s\n",
3565 optarg);
3566 exit(1);
3567 }
8e71621f 3568 break;
88eed34a
JK		 3569 case QEMU_OPTION_tdf:
3570 fprintf(stderr, "Warning: user space PIT time drift fix "
3571 "is no longer supported.\n");
3572 break;
c35734b2 3573 case QEMU_OPTION_name:
5d12f961
DDAG		 3574 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3575 if (!opts) {
3576 exit(1);
3577 }
c35734b2 3578 break;
66508601
BS		 3579 case QEMU_OPTION_prom_env:
3580 if (nb_prom_envs >= MAX_PROM_ENVS) {
3581 fprintf(stderr, "Too many prom variables\n");
3582 exit(1);
3583 }
3584 prom_envs[nb_prom_envs] = optarg;
3585 nb_prom_envs++;
3586 break;
2b8f2d41
AZ		 3587 case QEMU_OPTION_old_param:
3588 old_param = 1;
05ebd537 3589 break;
f3dcfada 3590 case QEMU_OPTION_clock:
6d327171
AB		 3591 /* Clock options no longer exist. Keep this option for
3592 * backward compatibility.
3593 */
f3dcfada 3594 break;
7e0af5d0 3595 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3596 configure_rtc_date_offset(optarg, 1);
3597 break;
3598 case QEMU_OPTION_rtc:
3329f07b 3599 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3600 if (!opts) {
1ed2fc1f 3601 exit(1);
7e0af5d0 3602 }
1ed2fc1f 3603 configure_rtc(opts);
7e0af5d0 3604 break;
26a5f13b 3605 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3606 tcg_tb_size = strtol(optarg, NULL, 0);
3607 if (tcg_tb_size < 0) {
3608 tcg_tb_size = 0;
3609 }
26a5f13b 3610 break;
2e70f6ef 3611 case QEMU_OPTION_icount:
1ad9580b
ST		 3612 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3613 optarg, 1);
3614 if (!icount_opts) {
3615 exit(1);
3616 }
2e70f6ef 3617 break;
5bb7910a
AL		 3618 case QEMU_OPTION_incoming:
3619 incoming = optarg;
81323a6c 3620 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3621 break;
d8c208dd 3622 case QEMU_OPTION_nodefaults:
d44229c5 3623 has_defaults = 0;
d8c208dd 3624 break;
e37630ca 3625 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3626 if (!(xen_available())) {
3627 printf("Option %s not supported for this target\n", popt->name);
3628 exit(1);
3629 }
e37630ca
AL		 3630 xen_domid = atoi(optarg);
3631 break;
3632 case QEMU_OPTION_xen_create:
ad96090a
BS		 3633 if (!(xen_available())) {
3634 printf("Option %s not supported for this target\n", popt->name);
3635 exit(1);
3636 }
e37630ca
AL		 3637 xen_mode = XEN_CREATE;
3638 break;
3639 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3640 if (!(xen_available())) {
3641 printf("Option %s not supported for this target\n", popt->name);
3642 exit(1);
3643 }
e37630ca
AL		 3644 xen_mode = XEN_ATTACH;
3645 break;
ab6540d5 3646 case QEMU_OPTION_trace:
e4858974 3647 {
ab6540d5 3648 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3649 if (!opts) {
3650 exit(1);
ab6540d5 3651 }
23d15e86 3652 trace_events = qemu_opt_get(opts, "events");
e4858974 3653 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3654 break;
e4858974 3655 }
715a664a
GH		 3656 case QEMU_OPTION_readconfig:
3657 {
dcfb0939
KW		 3658 int ret = qemu_read_config_file(optarg);
3659 if (ret < 0) {
3660 fprintf(stderr, "read config %s: %s\n", optarg,
3661 strerror(-ret));
715a664a
GH		 3662 exit(1);
3663 }
715a664a
GH		 3664 break;
3665 }
29b0040b
GH		 3666 case QEMU_OPTION_spice:
3667 olist = qemu_find_opts("spice");
3668 if (!olist) {
3669 fprintf(stderr, "spice is not supported by this qemu build.\n");
3670 exit(1);
3671 }
3672 opts = qemu_opts_parse(olist, optarg, 0);
3673 if (!opts) {
29b0040b
GH		 3674 exit(1);
3675 }
f963e4d0 3676 display_remote++;
29b0040b 3677 break;
715a664a
GH		 3678 case QEMU_OPTION_writeconfig:
3679 {
3680 FILE *fp;
3681 if (strcmp(optarg, "-") == 0) {
3682 fp = stdout;
3683 } else {
3684 fp = fopen(optarg, "w");
3685 if (fp == NULL) {
3686 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3687 exit(1);
3688 }
3689 }
3690 qemu_config_write(fp);
7fb8b5d9
CG		 3691 if (fp != stdout) {
3692 fclose(fp);
3693 }
715a664a
GH		 3694 break;
3695 }
c7f0f3b1
AL		 3696 case QEMU_OPTION_qtest:
3697 qtest_chrdev = optarg;
3698 break;
3699 case QEMU_OPTION_qtest_log:
3700 qtest_log = optarg;
3701 break;
7d76ad4f
EO		 3702 case QEMU_OPTION_sandbox:
3703 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3704 if (!opts) {
49295ebc 3705 exit(1);
7d76ad4f
EO		 3706 }
3707 break;
587ed6be
CB		 3708 case QEMU_OPTION_add_fd:
3709#ifndef _WIN32
3710 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3711 if (!opts) {
49295ebc 3712 exit(1);
587ed6be
CB		 3713 }
3714#else
3715 error_report("File descriptor passing is disabled on this "
3716 "platform");
3717 exit(1);
3718#endif
3719 break;
68d98d3e
AL		 3720 case QEMU_OPTION_object:
3721 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3722 if (!opts) {
3723 exit(1);
3724 }
68d98d3e 3725 break;
888a6bc6
SM		 3726 case QEMU_OPTION_realtime:
3727 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3728 if (!opts) {
3729 exit(1);
3730 }
28d16f38 3731 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3732 break;
5e2ac519
SA		 3733 case QEMU_OPTION_msg:
3734 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3735 if (!opts) {
3736 exit(1);
3737 }
3738 configure_msg(opts);
3739 break;
abfd9ce3 3740 case QEMU_OPTION_dump_vmstate:
522abf69
GA		 3741 if (vmstate_dump_file) {
3742 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3743 "option may be given\n");
3744 exit(1);
3745 }
abfd9ce3
AS		 3746 vmstate_dump_file = fopen(optarg, "w");
3747 if (vmstate_dump_file == NULL) {
3748 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3749 exit(1);
3750 }
3751 break;
59a5264b
JS		 3752 default:
3753 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3754 }
0824d6fc
FB		 3755 }
3756 }
364c3e6b
MA		 3757
3758 opts = qemu_get_machine_opts();
3759 optarg = qemu_opt_get(opts, "type");
3760 if (optarg) {
3761 machine_class = machine_parse(optarg);
3762 }
3763
3b9985e9
MA		 3764 set_memory_options(&ram_slots, &maxram_size);
3765
0f0bc3f1 3766 loc_set_none();
c235d738 3767
2d9c2725
IM		 3768 os_daemonize();
3769
2f78e491 3770 if (qemu_init_main_loop(&main_loop_err)) {
565f65d2 3771 error_report_err(main_loop_err);
1c53786f
PB		 3772 exit(1);
3773 }
3774
7d76ad4f
EO		 3775 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3776 exit(1);
3777 }
3778
5b9d313e
DDAG		 3779 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3780 exit(1);
3781 }
3782
587ed6be
CB		 3783#ifndef _WIN32
3784 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3785 exit(1);
3786 }
3787
3788 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3789 exit(1);
3790 }
3791#endif
3792
0056ae24 3793 if (machine_class == NULL) {
a7a5544a
PM		 3794 fprintf(stderr, "No machine specified, and there is no default.\n"
3795 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3796 exit(1);
3797 }
3798
0056ae24
MA		 3799 current_machine = MACHINE(object_new(object_class_get_name(
3800 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 3801 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3802 exit(0);
3803 }
0056ae24
MA		 3804 object_property_add_child(object_get_root(), "machine",
3805 OBJECT(current_machine), &error_abort);
b5c2c3d0 3806 cpu_exec_init_all();
0056ae24 3807
958db90c
MA		 3808 if (machine_class->hw_version) {
3809 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3810 }
3811
ecf40bea
EH		 3812 /* Init CPU def lists, based on config
3813 * - Must be called after all the qemu_read_config_file() calls
3814 * - Must be called before list_cpus()
3815 * - Must be called before machine->init()
3816 */
3817 cpudef_init();
3818
c8057f95 3819 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3820 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3821 exit(0);
3822 }
3823
c235d738
MF		 3824 /* Open the logfile at this point, if necessary. We can't open the logfile
3825 * when encountering either of the logging options (-d or -D) because the
3826 * other one may be encountered later on the command line, changing the
3827 * location or level of logging.
3828 */
3829 if (log_mask) {
b946bffa 3830 int mask;
c235d738 3831 if (log_file) {
9a7e5424 3832 qemu_set_log_filename(log_file);
c235d738 3833 }
b946bffa
PM		 3834
3835 mask = qemu_str_to_log_mask(log_mask);
3836 if (!mask) {
3837 qemu_print_log_usage(stdout);
3838 exit(1);
3839 }
3840 qemu_set_log(mask);
c235d738 3841 }
330d0414 3842
8a745f2a 3843 if (!is_daemonized()) {
5b808275 3844 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3845 exit(1);
3846 }
31d3c9b8 3847 }
0b5538c3 3848
5cea8590
PB		 3849 /* If no data_dir is specified then try to find it relative to the
3850 executable path. */
4524051c 3851 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3852 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3853 if (data_dir[data_dir_idx] != NULL) {
3854 data_dir_idx++;
3855 }
5cea8590 3856 }
60474fb5 3857 /* If all else fails use the install path specified when building. */
4524051c
GH		 3858 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3859 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3860 }
3861
12b7f57e 3862 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3863
958db90c 3864 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 3865 if (max_cpus > machine_class->max_cpus) {
b2097003 3866 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
c00cd995 3867 "supported by machine `%s' (%d)\n", max_cpus,
958db90c 3868 machine_class->name, machine_class->max_cpus);
b2097003
AL		 3869 exit(1);
3870 }
3871
67b724e6
AP		 3872 /*
3873 * Get the default machine options from the machine if it is not already
3874 * specified either by the configuration file or by the command line.
3875 */
958db90c 3876 if (machine_class->default_machine_opts) {
25de5935 3877 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 3878 machine_class->default_machine_opts, 0);
67b724e6
AP		 3879 }
3880
3329f07b
GH		 3881 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3882 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3883
d44229c5
MW		 3884 if (!vga_model && !default_vga) {
3885 vga_interface_type = VGA_DEVICE;
3886 }
958db90c 3887 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 3888 default_serial = 0;
3889 }
958db90c 3890 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 3891 default_parallel = 0;
3892 }
958db90c 3893 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 3894 default_virtcon = 0;
3895 }
958db90c 3896 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 3897 default_sclp = 0;
3898 }
958db90c 3899 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 3900 default_floppy = 0;
3901 }
958db90c 3902 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 3903 default_cdrom = 0;
3904 }
958db90c 3905 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 3906 default_sdcard = 0;
3907 }
d44229c5
MW		 3908 if (!has_defaults) {
3909 default_monitor = 0;
3910 default_net = 0;
3911 default_vga = 0;
3912 }
986c5f78 3913
ab51b1d5
MT		 3914 if (is_daemonized()) {
3915 /* According to documentation and historically, -nographic redirects
3916 * serial port, parallel port and monitor to stdio, which does not work
3917 * with -daemonize. We can redirect these to null instead, but since
3918 * -nographic is legacy, let's just error out.
3919 * We disallow -nographic only if all other ports are not redirected
3920 * explicitly, to not break existing legacy setups which uses
3921 * -nographic _and_ redirects all ports explicitly - this is valid
3922 * usage, -nographic is just a no-op in this case.
3923 */
3924 if (display_type == DT_NOGRAPHIC
3925 && (default_parallel || default_serial
3926 || default_monitor || default_virtcon)) {
3927 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3928 exit(1);
3929 }
3930#ifdef CONFIG_CURSES
3931 if (display_type == DT_CURSES) {
3932 fprintf(stderr, "curses display can not be used with -daemonize\n");
3933 exit(1);
3934 }
3935#endif
3936 }
3937
993fbfdb 3938 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3939 if (default_parallel)
3940 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3941 if (default_serial && default_monitor) {
3942 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3943 } else if (default_virtcon && default_monitor) {
3944 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 3945 } else if (default_sclp && default_monitor) {
3946 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 3947 } else {
3948 if (default_serial)
3949 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3950 if (default_virtcon)
3951 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 3952 if (default_sclp) {
3953 add_device_config(DEV_SCLP, "stdio");
3954 }
e1c09175 3955 if (default_monitor)
4821cd4c 3956 monitor_parse("stdio", "readline", false);
e1c09175 3957 }
998bbd74
GH		 3958 } else {
3959 if (default_serial)
3960 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3961 if (default_parallel)
3962 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3963 if (default_monitor)
4821cd4c 3964 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 3965 if (default_virtcon)
3966 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 3967 if (default_sclp) {
3968 add_device_config(DEV_SCLP, "vc:80Cx24C");
3969 }
bc0129d9
AL		 3970 }
3971
006decd4
GH		 3972#if defined(CONFIG_VNC)
3973 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
3974 display_remote++;
3975 }
3976#endif
15546425
AL		 3977 if (display_type == DT_DEFAULT && !display_remote) {
3978#if defined(CONFIG_GTK)
3979 display_type = DT_GTK;
3980#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3981 display_type = DT_SDL;
3982#elif defined(CONFIG_VNC)
4db14629 3983 vnc_parse_func("localhost:0,to=99,id=default");
15546425
AL		 3984 show_vnc_port = 1;
3985#else
3986 display_type = DT_NONE;
3987#endif
3988 }
3989
047d4e15
PW		 3990 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3991 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3992 "for SDL, ignoring option\n");
3993 }
3994 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3995 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3996 "ignoring option\n");
3997 }
3998
15546425
AL		 3999#if defined(CONFIG_GTK)
4000 if (display_type == DT_GTK) {
4001 early_gtk_display_init();
4002 }
4003#endif
4004
a5829fd9
T		 4005 socket_init();
4006
3329f07b 4007 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4008 exit(1);
758e8e38 4009#ifdef CONFIG_VIRTFS
3329f07b 4010 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4011 exit(1);
4012 }
4013#endif
1a688d3b 4014
aa26bb2d 4015 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
fee78fd6 4016 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 4017 exit(1);
4018 }
4019
3d1d9652
BR		 4020 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4021 != 0) {
4022 exit(0);
4023 }
4024
7b71758d
PB		 4025 if (qemu_opts_foreach(qemu_find_opts("object"),
4026 object_create, NULL, 0) != 0) {
4027 exit(1);
4028 }
4029
6b1b1440 4030 machine_opts = qemu_get_machine_opts();
d2659e27 4031 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4032 1) < 0) {
4033 object_unref(OBJECT(current_machine));
4034 exit(1);
4035 }
4036
f6a1ef64 4037 configure_accelerator(current_machine);
214910a7 4038
d4fce24f 4039 if (qtest_chrdev) {
23802b4f
FZ		 4040 Error *local_err = NULL;
4041 qtest_init(qtest_chrdev, qtest_log, &local_err);
4042 if (local_err) {
565f65d2 4043 error_report_err(local_err);
23802b4f
FZ		 4044 exit(1);
4045 }
a907cf59
EI		 4046 }
4047
2ff3de68
MA		 4048 machine_opts = qemu_get_machine_opts();
4049 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4050 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4051 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4052 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4053
8281abd5
MA		 4054 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4055 if (opts) {
703008e8 4056 Error *local_err = NULL;
8281abd5 4057
f05f47bb
GA		 4058 boot_order = qemu_opt_get(opts, "order");
4059 if (boot_order) {
4060 validate_bootdevices(boot_order, &local_err);
703008e8 4061 if (local_err) {
565f65d2 4062 error_report_err(local_err);
703008e8
GA		 4063 exit(1);
4064 }
8281abd5
MA		 4065 }
4066
f05f47bb
GA		 4067 boot_once = qemu_opt_get(opts, "once");
4068 if (boot_once) {
4069 validate_bootdevices(boot_once, &local_err);
703008e8 4070 if (local_err) {
565f65d2 4071 error_report_err(local_err);
703008e8
GA		 4072 exit(1);
4073 }
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
f05f47bb
GA		 4080 if (!boot_order) {
4081 boot_order = machine_class->default_boot_order;
4082 }
4083
a0abe474
PM		 4084 if (!kernel_cmdline) {
4085 kernel_cmdline = "";
6b1b1440 4086 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4087 }
4088
a20dd508 4089 linux_boot = (kernel_filename != NULL);
6c41b272 4090
f8d39c01
TS		 4091 if (!linux_boot && *kernel_cmdline != '\0') {
4092 fprintf(stderr, "-append only allowed with -kernel option\n");
4093 exit(1);
4094 }
4095
4096 if (!linux_boot && initrd_filename != NULL) {
4097 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4098 exit(1);
4099 }
4100
2ff3de68 4101 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4102 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4103 exit(1);
4104 }
4105
9156d763 4106 os_set_line_buffering();
3b46e624 4107
ad1be899
AL		 4108#ifdef CONFIG_SPICE
4109 /* spice needs the timers to be initialized by this point */
4110 qemu_spice_init();
4111#endif
4112
4603ea01 4113 cpu_ticks_init();
1ad9580b
ST		 4114 if (icount_opts) {
4115 if (kvm_enabled() || xen_enabled()) {
4116 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4117 exit(1);
4118 }
4119 configure_icount(icount_opts, &error_abort);
4120 qemu_opts_del(icount_opts);
0abe905d 4121 }
634fce96 4122
f30dbae6
AK		 4123 /* clean up network at qemu process termination */
4124 atexit(&net_cleanup);
4125
dc1c9fe8
MM		 4126 if (net_init_clients() < 0) {
4127 exit(1);
702c651c 4128 }
f1510b2c 4129
d1a0cf73
SB		 4130#ifdef CONFIG_TPM
4131 if (tpm_init() < 0) {
4132 exit(1);
4133 }
4134#endif
4135
dc72ac14 4136 /* init the bluetooth world */
bd3c948d
GH		 4137 if (foreach_device_config(DEV_BT, bt_parse))
4138 exit(1);
dc72ac14 4139
834e76ea
AP		 4140 if (!xen_enabled()) {
4141 /* On 32-bit hosts, QEMU is limited by virtual address space */
4142 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4143 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4144 exit(1);
4145 }
4146 }
9ae02555 4147
c163b5ca 4148 blk_mig_init();
0d6ab3ab 4149 ram_mig_init();
c163b5ca 4150
16026518
JS		 4151 /* If the currently selected machine wishes to override the units-per-bus
4152 * property of its default HBA interface type, do so now. */
4153 if (machine_class->units_per_default_bus) {
4154 override_max_devs(machine_class->block_default_type,
4155 machine_class->units_per_default_bus);
4156 }
4157
e4bcb14c 4158 /* open the virtual block devices */
9dfd7c7a 4159 if (snapshot)
3329f07b 4160 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4161 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4162 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4163 exit(1);
2d0d2837 4164 }
3e3d5815 4165
958db90c 4166 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4167 CDROM_OPTS);
4168 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4169 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4170
1c1e6732 4171 parse_numa_opts();
268a362c 4172
3329f07b 4173 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4174 exit(1);
4175 }
4176
998bbd74
GH		 4177 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4178 exit(1);
6a5e8b0e
GH		 4179 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4180 exit(1);
aee1b935
GH		 4181 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4182 exit(1);
3ef669e1
AG		 4183 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4184 exit(1);
4185 }
c9f398e5
PA		 4186 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4187 exit(1);
2796dae0 4188
7f1b17f2 4189 /* If no default VGA is requested, the default is "none". */
3605ded5 4190 if (default_vga) {
6f00494a
GH		 4191 if (machine_class->default_display) {
4192 vga_model = machine_class->default_display;
4193 } else if (cirrus_vga_available()) {
3605ded5
AJ		 4194 vga_model = "cirrus";
4195 } else if (vga_available()) {
4196 vga_model = "std";
4197 }
a369da5f 4198 }
d44229c5
MW		 4199 if (vga_model) {
4200 select_vgahw(vga_model);
4201 }
a369da5f 4202
09aaa160
MA		 4203 if (watchdog) {
4204 i = select_watchdog(watchdog);
4205 if (i > 0)
4206 exit (i == 1 ? 1 : 0);
4207 }
4208
958db90c
MA		 4209 if (machine_class->compat_props) {
4210 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4211 }
d0fef6fb
GH		 4212 qemu_add_globals();
4213
1de81d28
AL		 4214 qdev_machine_init();
4215
3ef96221 4216 current_machine->ram_size = ram_size;
c270fb9e
IM		 4217 current_machine->maxram_size = maxram_size;
4218 current_machine->ram_slots = ram_slots;
3ef96221 4219 current_machine->boot_order = boot_order;
3ef96221
MA		 4220 current_machine->cpu_model = cpu_model;
4221
4222 machine_class->init(current_machine);
3023f332 4223
28d16f38
HZ		 4224 realtime_init();
4225
b3e6d591
PB		 4226 audio_init();
4227
ea375f9a 4228 cpu_synchronize_all_post_init();
268a362c 4229
dde11116 4230 numa_post_machine_init();
268a362c 4231
3023f332 4232 /* init USB devices */
de77a243 4233 if (usb_enabled()) {
0752706d
MA		 4234 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4235 exit(1);
3023f332
AL		 4236 }
4237
bd3c948d 4238 /* init generic devices */
3329f07b 4239 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4240 exit(1);
4241
a66c9dc7
JS		 4242 /* Did we create any drives that we failed to create a device for? */
4243 drive_check_orphaned();
4244
668680f7
MA		 4245 net_check_clients();
4246
f05f47bb
GA		 4247 if (boot_once) {
4248 Error *local_err = NULL;
4249 qemu_boot_set(boot_once, &local_err);
4250 if (local_err) {
4251 error_report("%s", error_get_pretty(local_err));
4252 exit(1);
4253 }
4254 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4255 }
4256
64840c66 4257 ds = init_displaystate();
993fbfdb 4258
6b62dc2d 4259 /* init local displays */
993fbfdb
AL		 4260 switch (display_type) {
4261 case DT_NOGRAPHIC:
8111d028 4262 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4263 break;
4d3b6f6e 4264#if defined(CONFIG_CURSES)
993fbfdb 4265 case DT_CURSES:
ab51b1d5 4266 curses_display_init(ds, full_screen);
993fbfdb 4267 break;
4d3b6f6e 4268#endif
5b0753e0 4269#if defined(CONFIG_SDL)
993fbfdb
AL		 4270 case DT_SDL:
4271 sdl_display_init(ds, full_screen, no_frame);
4272 break;
5b0753e0 4273#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4274 case DT_SDL:
4275 cocoa_display_init(ds, full_screen);
4276 break;
15546425
AL		 4277#endif
4278#if defined(CONFIG_GTK)
4279 case DT_GTK:
881249c7 4280 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4281 break;
313aa567 4282#endif
6b62dc2d
GH		 4283 default:
4284 break;
4285 }
4286
0ce235a7
GN		 4287 /* must be after terminal init, SDL library changes signal handlers */
4288 os_setup_signal_handling();
4289
821601ea 4290#ifdef CONFIG_VNC
6b62dc2d 4291 /* init remote displays */
4db14629
GH		 4292 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func, NULL, 0);
4293 if (show_vnc_port) {
4294 printf("VNC server running on `%s'\n",
4295 vnc_display_local_addr("default"));
313aa567 4296 }
821601ea 4297#endif
a3e22260 4298#ifdef CONFIG_SPICE
9fa03286
GH		 4299 if (using_spice) {
4300 qemu_spice_display_init();
a3e22260
GH		 4301 }
4302#endif
5b08fc10 4303
ef0c4a0d 4304 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4305 exit(1);
45669e00 4306 }
45669e00 4307
3418bd25
GH		 4308 qdev_machine_creation_done();
4309
15ff7705
GH		 4310 if (rom_load_all() != 0) {
4311 fprintf(stderr, "rom loading failed\n");
4312 exit(1);
4313 }
45a50b16 4314
80376c3f
IY		 4315 /* TODO: once all bus devices are qdevified, this should be done
4316 * when bus is created by qdev.c */
4317 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4318 qemu_run_machine_init_done_notifiers();
4319
d916b464
MT		 4320 /* Done notifiers can load ROMs */
4321 rom_load_done();
4322
e063eb1f 4323 qemu_system_reset(VMRESET_SILENT);
05f2401e 4324 if (loadvm) {
03cd4655 4325 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4326 autostart = 0;
4327 }
4328 }
d63d307f 4329
d828c430 4330 qdev_prop_check_globals();
abfd9ce3
AS		 4331 if (vmstate_dump_file) {
4332 /* dump and exit */
4333 dump_vmstate_json_to_file(vmstate_dump_file);
4334 return 0;
4335 }
9f9260a3 4336
2bb8c10c 4337 if (incoming) {
43eaae28
PB		 4338 Error *local_err = NULL;
4339 qemu_start_incoming_migration(incoming, &local_err);
4340 if (local_err) {
4a44d85e
SA		 4341 error_report("-incoming %s: %s", incoming,
4342 error_get_pretty(local_err));
43eaae28
PB		 4343 error_free(local_err);
4344 exit(1);
8ca5e801 4345 }
6b99dadc 4346 } else if (autostart) {
c0f4ce77 4347 vm_start();
6b99dadc 4348 }
ffd843bc 4349
eb505be1 4350 os_setup_post();
71e3ceb8 4351
8a745f2a 4352 if (is_daemonized()) {
5b808275 4353 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4354 exit(1);
4355 }
4356 }
4357
8a7ddc38 4358 main_loop();
99435906
PB		 4359 bdrv_close_all();
4360 pause_all_vcpus();
3d3b8303 4361 res_free();
d1a0cf73
SB		 4362#ifdef CONFIG_TPM
4363 tpm_cleanup();
4364#endif
b46a8906 4365
0824d6fc
FB		 4366 return 0;
4367}
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