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block: add bdrv_get_device_or_node_name()
[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;
636a30a8 1015 AddfdInfo *fdinfo;
587ed6be
CB		 1016
1017 fd = qemu_opt_get_number(opts, "fd", -1);
1018 fdset_id = qemu_opt_get_number(opts, "set", -1);
1019 fd_opaque = qemu_opt_get(opts, "opaque");
1020
1021 if (fd < 0) {
1022 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1023 "fd option is required and must be non-negative");
1024 return -1;
1025 }
1026
1027 if (fd <= STDERR_FILENO) {
1028 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1029 "fd cannot be a standard I/O stream");
1030 return -1;
1031 }
1032
1033 /*
1034 * All fds inherited across exec() necessarily have FD_CLOEXEC
1035 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1036 */
1037 flags = fcntl(fd, F_GETFD);
1038 if (flags == -1 || (flags & FD_CLOEXEC)) {
1039 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1040 "fd is not valid or already in use");
1041 return -1;
1042 }
1043
1044 if (fdset_id < 0) {
1045 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1046 "set option is required and must be non-negative");
1047 return -1;
1048 }
1049
1050#ifdef F_DUPFD_CLOEXEC
1051 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1052#else
1053 dupfd = dup(fd);
1054 if (dupfd != -1) {
1055 qemu_set_cloexec(dupfd);
1056 }
1057#endif
1058 if (dupfd == -1) {
1059 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1060 "Error duplicating fd: %s", strerror(errno));
1061 return -1;
1062 }
1063
1064 /* add the duplicate fd, and optionally the opaque string, to the fd set */
636a30a8
PB		 1065 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1066 &error_abort);
1067 g_free(fdinfo);
587ed6be
CB		 1068
1069 return 0;
1070}
1071
1072static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1073{
1074 int fd;
1075
1076 fd = qemu_opt_get_number(opts, "fd", -1);
1077 close(fd);
1078
1079 return 0;
1080}
1081#endif
1082
1ae26a18
AZ		 1083/***********************************************************/
1084/* QEMU Block devices */
1085
2292ddae
MA		 1086#define HD_OPTS "media=disk"
1087#define CDROM_OPTS "media=cdrom"
1088#define FD_OPTS ""
1089#define PFLASH_OPTS ""
1090#define MTD_OPTS ""
1091#define SD_OPTS ""
e4bcb14c 1092
9dfd7c7a
GH		 1093static int drive_init_func(QemuOpts *opts, void *opaque)
1094{
2d0d2837 1095 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1096
60e19e06 1097 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1098}
1099
1100static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1101{
28de2f88 1102 if (qemu_opt_get(opts, "snapshot") == NULL) {
f43e47db 1103 qemu_opt_set(opts, "snapshot", "on", &error_abort);
9dfd7c7a
GH		 1104 }
1105 return 0;
1106}
1107
3c42ea66
CB		 1108static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1109 int index, const char *optstr)
4e5d9b57
MA		 1110{
1111 QemuOpts *opts;
a66c9dc7 1112 DriveInfo *dinfo;
4e5d9b57 1113
4e5d9b57
MA		 1114 if (!enable || drive_get_by_index(type, index)) {
1115 return;
1116 }
1117
1118 opts = drive_add(type, index, NULL, optstr);
1119 if (snapshot) {
1120 drive_enable_snapshot(opts, NULL);
1121 }
a66c9dc7
JS		 1122
1123 dinfo = drive_new(opts, type);
1124 if (!dinfo) {
4e5d9b57
MA		 1125 exit(1);
1126 }
a66c9dc7
JS		 1127 dinfo->is_default = true;
1128
4e5d9b57
MA		 1129}
1130
12b7f57e
MT		 1131static QemuOptsList qemu_smp_opts = {
1132 .name = "smp-opts",
1133 .implied_opt_name = "cpus",
1134 .merge_lists = true,
1135 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1136 .desc = {
1137 {
1138 .name = "cpus",
1139 .type = QEMU_OPT_NUMBER,
1140 }, {
1141 .name = "sockets",
1142 .type = QEMU_OPT_NUMBER,
1143 }, {
1144 .name = "cores",
1145 .type = QEMU_OPT_NUMBER,
1146 }, {
1147 .name = "threads",
1148 .type = QEMU_OPT_NUMBER,
1149 }, {
1150 .name = "maxcpus",
1151 .type = QEMU_OPT_NUMBER,
1152 },
1153 { /*End of list */ }
1154 },
1155};
1156
1157static void smp_parse(QemuOpts *opts)
dc6b1c09 1158{
12b7f57e 1159 if (opts) {
dc6b1c09 1160
12b7f57e
MT		 1161 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1162 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1163 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1164 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1165
1166 /* compute missing values, prefer sockets over cores over threads */
1167 if (cpus == 0 || sockets == 0) {
1168 sockets = sockets > 0 ? sockets : 1;
1169 cores = cores > 0 ? cores : 1;
dc6b1c09 1170 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1171 if (cpus == 0) {
1172 cpus = cores * threads * sockets;
1173 }
719cac1c
EH		 1174 } else if (cores == 0) {
1175 threads = threads > 0 ? threads : 1;
1176 cores = cpus / (sockets * threads);
ec2cbbdd 1177 } else if (threads == 0) {
719cac1c 1178 threads = cpus / (cores * sockets);
ec2cbbdd
EH		 1179 } else if (sockets * cores * threads < cpus) {
1180 fprintf(stderr, "cpu topology: error: "
1181 "sockets (%u) * cores (%u) * threads (%u) < "
1182 "smp_cpus (%u)\n",
1183 sockets, cores, threads, cpus);
1184 exit(1);
dc6b1c09 1185 }
12b7f57e
MT		 1186
1187 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1188
1189 smp_cpus = cpus;
1190 smp_cores = cores > 0 ? cores : 1;
1191 smp_threads = threads > 0 ? threads : 1;
1192
dc6b1c09 1193 }
12b7f57e
MT		 1194
1195 if (max_cpus == 0) {
dc6b1c09 1196 max_cpus = smp_cpus;
12b7f57e
MT		 1197 }
1198
af67ee92 1199 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1200 fprintf(stderr, "Unsupported number of maxcpus\n");
1201 exit(1);
1202 }
1203 if (max_cpus < smp_cpus) {
1204 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1205 exit(1);
1206 }
1207
dc6b1c09
AP		 1208}
1209
28d16f38 1210static void realtime_init(void)
888a6bc6 1211{
888a6bc6
SM		 1212 if (enable_mlock) {
1213 if (os_mlock() < 0) {
1214 fprintf(stderr, "qemu: locking memory failed\n");
1215 exit(1);
1216 }
1217 }
1218}
1219
5e2ac519
SA		 1220
1221static void configure_msg(QemuOpts *opts)
1222{
1223 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1224}
1225
a594cfbf
FB		 1226/***********************************************************/
1227/* USB devices */
1228
fb08000c 1229static int usb_device_add(const char *devname)
a594cfbf 1230{
a5d2f727 1231 USBDevice *dev = NULL;
615fe4de
MR		 1232#ifndef CONFIG_LINUX
1233 const char *p;
1234#endif
a594cfbf 1235
de77a243 1236 if (!usb_enabled()) {
a594cfbf 1237 return -1;
094b287f 1238 }
a594cfbf 1239
0958b4cc
GH		 1240 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1241 dev = usbdevice_create(devname);
1242 if (dev)
1243 goto done;
1244
a5d2f727 1245 /* the other ones */
e447fc63
GH		 1246#ifndef CONFIG_LINUX
1247 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1248 if (strstart(devname, "host:", &p)) {
3741715c 1249 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1250 }
615fe4de 1251#endif
0d92ed30
PB		 1252 if (!dev)
1253 return -1;
1254
a5d2f727 1255done:
a594cfbf
FB		 1256 return 0;
1257}
1258
1f3870ab
AL		 1259static int usb_device_del(const char *devname)
1260{
1261 int bus_num, addr;
1262 const char *p;
1263
1a3973b3
GH		 1264 if (strstart(devname, "host:", &p)) {
1265 return -1;
1266 }
5d0c5750 1267
de77a243 1268 if (!usb_enabled()) {
1f3870ab 1269 return -1;
094b287f 1270 }
1f3870ab
AL		 1271
1272 p = strchr(devname, '.');
1273 if (!p)
1274 return -1;
1275 bus_num = strtoul(devname, NULL, 0);
1276 addr = strtoul(p + 1, NULL, 0);
1277
a5d2f727 1278 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1279}
1280
bd3c948d
GH		 1281static int usb_parse(const char *cmdline)
1282{
59d1c1c2 1283 int r;
fb08000c 1284 r = usb_device_add(cmdline);
59d1c1c2
ST		 1285 if (r < 0) {
1286 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1287 }
1288 return r;
bd3c948d
GH		 1289}
1290
3e5a50d6 1291void hmp_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1292{
59d1c1c2 1293 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1294 if (usb_device_add(devname) < 0) {
1ecda02b 1295 error_report("could not add USB device '%s'", devname);
59d1c1c2 1296 }
a594cfbf
FB		 1297}
1298
3e5a50d6 1299void hmp_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1300{
59d1c1c2
ST		 1301 const char *devname = qdict_get_str(qdict, "devname");
1302 if (usb_device_del(devname) < 0) {
1ecda02b 1303 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1304 }
a594cfbf
FB		 1305}
1306
cc1daa40
FB		 1307/***********************************************************/
1308/* machine registration */
1309
0056ae24 1310MachineState *current_machine;
cc1daa40 1311
261747f1
MA		 1312static void machine_class_init(ObjectClass *oc, void *data)
1313{
1314 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1315 QEMUMachine *qm = data;
261747f1 1316
2709f263 1317 mc->family = qm->family;
00b4fbe2
MA		 1318 mc->name = qm->name;
1319 mc->alias = qm->alias;
1320 mc->desc = qm->desc;
1321 mc->init = qm->init;
1322 mc->reset = qm->reset;
1323 mc->hot_add_cpu = qm->hot_add_cpu;
1324 mc->kvm_type = qm->kvm_type;
1325 mc->block_default_type = qm->block_default_type;
16026518 1326 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1327 mc->max_cpus = qm->max_cpus;
1328 mc->no_serial = qm->no_serial;
1329 mc->no_parallel = qm->no_parallel;
1330 mc->use_virtcon = qm->use_virtcon;
1331 mc->use_sclp = qm->use_sclp;
1332 mc->no_floppy = qm->no_floppy;
1333 mc->no_cdrom = qm->no_cdrom;
1334 mc->no_sdcard = qm->no_sdcard;
33cd52b5 1335 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
00b4fbe2
MA		 1336 mc->is_default = qm->is_default;
1337 mc->default_machine_opts = qm->default_machine_opts;
1338 mc->default_boot_order = qm->default_boot_order;
6f00494a 1339 mc->default_display = qm->default_display;
00b4fbe2
MA		 1340 mc->compat_props = qm->compat_props;
1341 mc->hw_version = qm->hw_version;
261747f1
MA		 1342}
1343
cc1daa40
FB		 1344int qemu_register_machine(QEMUMachine *m)
1345{
f5946dba 1346 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1347 TypeInfo ti = {
f5946dba 1348 .name = name,
261747f1
MA		 1349 .parent = TYPE_MACHINE,
1350 .class_init = machine_class_init,
1351 .class_data = (void *)m,
1352 };
1353
1354 type_register(&ti);
f5946dba 1355 g_free(name);
261747f1 1356
cc1daa40
FB		 1357 return 0;
1358}
1359
0056ae24 1360static MachineClass *find_machine(const char *name)
cc1daa40 1361{
261747f1 1362 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1363 MachineClass *mc = NULL;
cc1daa40 1364
261747f1 1365 for (el = machines; el; el = el->next) {
0056ae24 1366 MachineClass *temp = el->data;
261747f1 1367
958db90c 1368 if (!strcmp(temp->name, name)) {
0056ae24 1369 mc = temp;
261747f1
MA		 1370 break;
1371 }
958db90c
MA		 1372 if (temp->alias &&
1373 !strcmp(temp->alias, name)) {
0056ae24 1374 mc = temp;
261747f1
MA		 1375 break;
1376 }
cc1daa40 1377 }
261747f1
MA		 1378
1379 g_slist_free(machines);
0056ae24 1380 return mc;
cc1daa40
FB		 1381}
1382
0056ae24 1383MachineClass *find_default_machine(void)
0c257437 1384{
261747f1 1385 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1386 MachineClass *mc = NULL;
0c257437 1387
261747f1 1388 for (el = machines; el; el = el->next) {
0056ae24 1389 MachineClass *temp = el->data;
261747f1 1390
958db90c 1391 if (temp->is_default) {
0056ae24 1392 mc = temp;
261747f1 1393 break;
0c257437
AL		 1394 }
1395 }
261747f1
MA		 1396
1397 g_slist_free(machines);
0056ae24 1398 return mc;
0c257437
AL		 1399}
1400
01d3c80d
AL		 1401MachineInfoList *qmp_query_machines(Error **errp)
1402{
261747f1 1403 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1404 MachineInfoList *mach_list = NULL;
01d3c80d 1405
261747f1
MA		 1406 for (el = machines; el; el = el->next) {
1407 MachineClass *mc = el->data;
01d3c80d
AL		 1408 MachineInfoList *entry;
1409 MachineInfo *info;
1410
1411 info = g_malloc0(sizeof(*info));
958db90c 1412 if (mc->is_default) {
01d3c80d
AL		 1413 info->has_is_default = true;
1414 info->is_default = true;
1415 }
1416
958db90c 1417 if (mc->alias) {
01d3c80d 1418 info->has_alias = true;
958db90c 1419 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1420 }
1421
958db90c
MA		 1422 info->name = g_strdup(mc->name);
1423 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1424
1425 entry = g_malloc0(sizeof(*entry));
1426 entry->value = info;
1427 entry->next = mach_list;
1428 mach_list = entry;
1429 }
1430
261747f1 1431 g_slist_free(machines);
01d3c80d
AL		 1432 return mach_list;
1433}
1434
52eb3dfd
MA		 1435static int machine_help_func(QemuOpts *opts, MachineState *machine)
1436{
1437 ObjectProperty *prop;
1438
1439 if (!qemu_opt_has_help_opt(opts)) {
1440 return 0;
1441 }
1442
1443 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1444 if (!prop->set) {
1445 continue;
1446 }
1447
1448 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1449 prop->name, prop->type);
1450 if (prop->description) {
1451 error_printf(" (%s)\n", prop->description);
1452 } else {
1453 error_printf("\n");
1454 }
1455 }
1456
1457 return 1;
1458}
1459
8a7ddc38
FB		 1460/***********************************************************/
1461/* main execution loop */
1462
0bd48850
FB		 1463struct vm_change_state_entry {
1464 VMChangeStateHandler *cb;
1465 void *opaque;
72cf2d4f 1466 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1467};
1468
72cf2d4f 1469static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1470
1471VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1472 void *opaque)
1473{
1474 VMChangeStateEntry *e;
1475
7267c094 1476 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1477
1478 e->cb = cb;
1479 e->opaque = opaque;
72cf2d4f 1480 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1481 return e;
1482}
1483
1484void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1485{
72cf2d4f 1486 QLIST_REMOVE (e, entries);
7267c094 1487 g_free (e);
0bd48850
FB		 1488}
1489
1dfb4dd9 1490void vm_state_notify(int running, RunState state)
0bd48850 1491{
9b10ac86 1492 VMChangeStateEntry *e, *next;
0bd48850 1493
1dfb4dd9 1494 trace_vm_state_notify(running, state);
94b0b5ff 1495
9b10ac86 1496 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1497 e->cb(e->opaque, running, state);
0bd48850
FB		 1498 }
1499}
1500
bb0c6722
FB		 1501/* reset/shutdown handler */
1502
1503typedef struct QEMUResetEntry {
72cf2d4f 1504 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1505 QEMUResetHandler *func;
1506 void *opaque;
bb0c6722
FB		 1507} QEMUResetEntry;
1508
72cf2d4f
BS		 1509static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1510 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1511static int reset_requested;
f64622c4
GN		 1512static int shutdown_requested, shutdown_signal = -1;
1513static pid_t shutdown_pid;
3475187d 1514static int powerdown_requested;
8cf71710 1515static int debug_requested;
95b363b5 1516static int suspend_requested;
4bc78a87 1517static WakeupReason wakeup_reason;
a9552c8e
IM		 1518static NotifierList powerdown_notifiers =
1519 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1520static NotifierList suspend_notifiers =
1521 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1522static NotifierList wakeup_notifiers =
1523 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1524static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1525
1291eb35
AP		 1526int qemu_shutdown_requested_get(void)
1527{
1528 return shutdown_requested;
1529}
1530
1531int qemu_reset_requested_get(void)
1532{
1533 return reset_requested;
1534}
1535
4fdcac0e 1536static int qemu_shutdown_requested(void)
cf7a2fe2 1537{
817ef04d 1538 return atomic_xchg(&shutdown_requested, 0);
cf7a2fe2
AJ		 1539}
1540
4fdcac0e 1541static void qemu_kill_report(void)
f64622c4 1542{
35b30712 1543 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1544 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1545 if (shutdown_pid == 0) {
1546 /* This happens for eg ^C at the terminal, so it's worth
1547 * avoiding printing an odd message in that case.
1548 */
1549 fputc('\n', stderr);
1550 } else {
953ffe0f 1551 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1552 }
f64622c4
GN		 1553 shutdown_signal = -1;
1554 }
1555}
1556
4fdcac0e 1557static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1558{
1559 int r = reset_requested;
1560 reset_requested = 0;
1561 return r;
1562}
1563
95b363b5
GH		 1564static int qemu_suspend_requested(void)
1565{
1566 int r = suspend_requested;
1567 suspend_requested = 0;
1568 return r;
1569}
1570
4bc78a87 1571static WakeupReason qemu_wakeup_requested(void)
14058196 1572{
4bc78a87 1573 return wakeup_reason;
14058196
LC		 1574}
1575
4fdcac0e 1576static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1577{
1578 int r = powerdown_requested;
1579 powerdown_requested = 0;
1580 return r;
1581}
1582
e568902a
AL		 1583static int qemu_debug_requested(void)
1584{
1585 int r = debug_requested;
1586 debug_requested = 0;
1587 return r;
1588}
1589
a08d4367 1590void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1591{
7267c094 1592 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1593
bb0c6722
FB		 1594 re->func = func;
1595 re->opaque = opaque;
72cf2d4f 1596 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1597}
1598
dda9b29f 1599void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1600{
1601 QEMUResetEntry *re;
1602
72cf2d4f 1603 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1604 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1605 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1606 g_free(re);
dda9b29f
JK		 1607 return;
1608 }
1609 }
1610}
1611
be522029 1612void qemu_devices_reset(void)
dda9b29f
JK		 1613{
1614 QEMUResetEntry *re, *nre;
1615
1616 /* reset all devices */
72cf2d4f 1617 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1618 re->func(re->opaque);
1619 }
be522029
DG		 1620}
1621
1622void qemu_system_reset(bool report)
1623{
0056ae24
MA		 1624 MachineClass *mc;
1625
1626 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1627
958db90c
MA		 1628 if (mc && mc->reset) {
1629 mc->reset();
be522029
DG		 1630 } else {
1631 qemu_devices_reset();
1632 }
e063eb1f 1633 if (report) {
a6330785 1634 qapi_event_send_reset(&error_abort);
e063eb1f 1635 }
ea375f9a 1636 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1637}
1638
1639void qemu_system_reset_request(void)
1640{
d1beab82
FB		 1641 if (no_reboot) {
1642 shutdown_requested = 1;
1643 } else {
1644 reset_requested = 1;
1645 }
b4a3d965 1646 cpu_stop_current();
d9f75a4e 1647 qemu_notify_event();
bb0c6722
FB		 1648}
1649
95b363b5
GH		 1650static void qemu_system_suspend(void)
1651{
1652 pause_all_vcpus();
1653 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1654 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1655 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1656}
1657
1658void qemu_system_suspend_request(void)
1659{
9abc62f6 1660 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1661 return;
1662 }
1663 suspend_requested = 1;
1664 cpu_stop_current();
1665 qemu_notify_event();
1666}
1667
1668void qemu_register_suspend_notifier(Notifier *notifier)
1669{
1670 notifier_list_add(&suspend_notifiers, notifier);
1671}
1672
1673void qemu_system_wakeup_request(WakeupReason reason)
1674{
4fed9421
AK		 1675 trace_system_wakeup_request(reason);
1676
9abc62f6 1677 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1678 return;
1679 }
1680 if (!(wakeup_reason_mask & (1 << reason))) {
1681 return;
1682 }
ad02b96a 1683 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1684 wakeup_reason = reason;
95b363b5 1685 qemu_notify_event();
95b363b5
GH		 1686}
1687
1688void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1689{
1690 if (enabled) {
1691 wakeup_reason_mask |= (1 << reason);
1692 } else {
1693 wakeup_reason_mask &= ~(1 << reason);
1694 }
1695}
1696
1697void qemu_register_wakeup_notifier(Notifier *notifier)
1698{
1699 notifier_list_add(&wakeup_notifiers, notifier);
1700}
1701
f64622c4
GN		 1702void qemu_system_killed(int signal, pid_t pid)
1703{
1704 shutdown_signal = signal;
1705 shutdown_pid = pid;
d9389b96 1706 no_shutdown = 0;
f64622c4
GN		 1707 qemu_system_shutdown_request();
1708}
1709
bb0c6722
FB		 1710void qemu_system_shutdown_request(void)
1711{
bc78cff9 1712 trace_qemu_system_shutdown_request();
bb0c6722 1713 shutdown_requested = 1;
d9f75a4e 1714 qemu_notify_event();
bb0c6722
FB		 1715}
1716
013c2f15
IM		 1717static void qemu_system_powerdown(void)
1718{
0aab9ec3 1719 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1720 notifier_list_notify(&powerdown_notifiers, NULL);
1721}
1722
3475187d
FB		 1723void qemu_system_powerdown_request(void)
1724{
bc78cff9 1725 trace_qemu_system_powerdown_request();
3475187d 1726 powerdown_requested = 1;
d9f75a4e
AL		 1727 qemu_notify_event();
1728}
1729
a9552c8e
IM		 1730void qemu_register_powerdown_notifier(Notifier *notifier)
1731{
1732 notifier_list_add(&powerdown_notifiers, notifier);
1733}
1734
8cf71710
JK		 1735void qemu_system_debug_request(void)
1736{
1737 debug_requested = 1;
83f338f7 1738 qemu_notify_event();
8cf71710
JK		 1739}
1740
99435906
PB		 1741static bool main_loop_should_exit(void)
1742{
1743 RunState r;
1744 if (qemu_debug_requested()) {
1745 vm_stop(RUN_STATE_DEBUG);
1746 }
95b363b5
GH		 1747 if (qemu_suspend_requested()) {
1748 qemu_system_suspend();
1749 }
99435906
PB		 1750 if (qemu_shutdown_requested()) {
1751 qemu_kill_report();
84321831 1752 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1753 if (no_shutdown) {
1754 vm_stop(RUN_STATE_SHUTDOWN);
1755 } else {
1756 return true;
1757 }
1758 }
1759 if (qemu_reset_requested()) {
1760 pause_all_vcpus();
1761 cpu_synchronize_all_states();
1762 qemu_system_reset(VMRESET_REPORT);
1763 resume_all_vcpus();
ede085b3 1764 if (runstate_needs_reset()) {
99435906
PB		 1765 runstate_set(RUN_STATE_PAUSED);
1766 }
1767 }
14058196
LC		 1768 if (qemu_wakeup_requested()) {
1769 pause_all_vcpus();
1770 cpu_synchronize_all_states();
1771 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1772 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1773 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1774 resume_all_vcpus();
7a906f7f 1775 qapi_event_send_wakeup(&error_abort);
14058196 1776 }
99435906 1777 if (qemu_powerdown_requested()) {
013c2f15 1778 qemu_system_powerdown();
99435906
PB		 1779 }
1780 if (qemu_vmstop_requested(&r)) {
1781 vm_stop(r);
1782 }
1783 return false;
1784}
1785
43b96858
AL		 1786static void main_loop(void)
1787{
c9f711a5 1788 bool nonblocking;
99435906 1789 int last_io = 0;
8e1b90ec
JK		 1790#ifdef CONFIG_PROFILER
1791 int64_t ti;
1792#endif
99435906 1793 do {
a7d4207d 1794 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 1795#ifdef CONFIG_PROFILER
46481d39 1796 ti = profile_getclock();
89bfc105 1797#endif
c9f711a5 1798 last_io = main_loop_wait(nonblocking);
89bfc105 1799#ifdef CONFIG_PROFILER
46481d39 1800 dev_time += profile_getclock() - ti;
89bfc105 1801#endif
99435906 1802 } while (!main_loop_should_exit());
b4608c04
FB		 1803}
1804
9bd7e6d9
PB		 1805static void version(void)
1806{
f75ca1ae 1807 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1808}
1809
15f82208 1810static void help(int exitcode)
0824d6fc 1811{
a3adb7ad
ME		 1812 version();
1813 printf("usage: %s [options] [disk_image]\n\n"
1814 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1815 error_get_progname());
1816
77bd1119
ME		 1817#define QEMU_OPTIONS_GENERATE_HELP
1818#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1819
1820 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1821 "ctrl-alt-f toggle full screen\n"
1822 "ctrl-alt-n switch to virtual console 'n'\n"
1823 "ctrl-alt toggle mouse and keyboard grab\n"
1824 "\n"
a3adb7ad
ME		 1825 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1826
15f82208 1827 exit(exitcode);
0824d6fc
FB		 1828}
1829
cd6f1169
FB		 1830#define HAS_ARG 0x0001
1831
cd6f1169
FB		 1832typedef struct QEMUOption {
1833 const char *name;
1834 int flags;
1835 int index;
ad96090a 1836 uint32_t arch_mask;
cd6f1169
FB		 1837} QEMUOption;
1838
dbed7e40 1839static const QEMUOption qemu_options[] = {
ad96090a 1840 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1841#define QEMU_OPTIONS_GENERATE_OPTIONS
1842#include "qemu-options-wrapper.h"
cd6f1169 1843 { NULL },
fc01f7e7 1844};
a369da5f
BS		 1845
1846static bool vga_available(void)
1847{
36b7f27d 1848 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 1849}
1850
1851static bool cirrus_vga_available(void)
1852{
36b7f27d
AJ		 1853 return object_class_by_name("cirrus-vga")
1854 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 1855}
1856
1857static bool vmware_vga_available(void)
1858{
36b7f27d 1859 return object_class_by_name("vmware-svga");
a369da5f
BS		 1860}
1861
879049a3
AJ		 1862static bool qxl_vga_available(void)
1863{
1864 return object_class_by_name("qxl-vga");
1865}
1866
af87bf29
MCA		 1867static bool tcx_vga_available(void)
1868{
1869 return object_class_by_name("SUNW,tcx");
1870}
1871
1872static bool cg3_vga_available(void)
1873{
1874 return object_class_by_name("cgthree");
1875}
1876
3893c124 1877static void select_vgahw (const char *p)
1878{
1879 const char *opts;
1880
d44229c5 1881 assert(vga_interface_type == VGA_NONE);
3893c124 1882 if (strstart(p, "std", &opts)) {
a369da5f
BS		 1883 if (vga_available()) {
1884 vga_interface_type = VGA_STD;
1885 } else {
1886 fprintf(stderr, "Error: standard VGA not available\n");
1887 exit(0);
1888 }
3893c124 1889 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 1890 if (cirrus_vga_available()) {
1891 vga_interface_type = VGA_CIRRUS;
1892 } else {
1893 fprintf(stderr, "Error: Cirrus VGA not available\n");
1894 exit(0);
1895 }
3893c124 1896 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 1897 if (vmware_vga_available()) {
1898 vga_interface_type = VGA_VMWARE;
1899 } else {
1900 fprintf(stderr, "Error: VMWare SVGA not available\n");
1901 exit(0);
1902 }
94909d9f 1903 } else if (strstart(p, "xenfb", &opts)) {
86176759 1904 vga_interface_type = VGA_XENFB;
a19cbfb3 1905 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 1906 if (qxl_vga_available()) {
1907 vga_interface_type = VGA_QXL;
1908 } else {
1909 fprintf(stderr, "Error: QXL VGA not available\n");
1910 exit(0);
1911 }
af87bf29
MCA		 1912 } else if (strstart(p, "tcx", &opts)) {
1913 if (tcx_vga_available()) {
1914 vga_interface_type = VGA_TCX;
1915 } else {
1916 fprintf(stderr, "Error: TCX framebuffer not available\n");
1917 exit(0);
1918 }
1919 } else if (strstart(p, "cg3", &opts)) {
1920 if (cg3_vga_available()) {
1921 vga_interface_type = VGA_CG3;
1922 } else {
1923 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1924 exit(0);
1925 }
28b85ed8 1926 } else if (!strstart(p, "none", &opts)) {
3893c124 1927 invalid_vga:
1928 fprintf(stderr, "Unknown vga type: %s\n", p);
1929 exit(1);
1930 }
cb5a7aa8 1931 while (*opts) {
1932 const char *nextopt;
1933
1934 if (strstart(opts, ",retrace=", &nextopt)) {
1935 opts = nextopt;
1936 if (strstart(opts, "dumb", &nextopt))
1937 vga_retrace_method = VGA_RETRACE_DUMB;
1938 else if (strstart(opts, "precise", &nextopt))
1939 vga_retrace_method = VGA_RETRACE_PRECISE;
1940 else goto invalid_vga;
1941 } else goto invalid_vga;
1942 opts = nextopt;
1943 }
3893c124 1944}
1945
1472a95b
JS		 1946static DisplayType select_display(const char *p)
1947{
1948 const char *opts;
1949 DisplayType display = DT_DEFAULT;
1950
1951 if (strstart(p, "sdl", &opts)) {
1952#ifdef CONFIG_SDL
1953 display = DT_SDL;
1954 while (*opts) {
1955 const char *nextopt;
1956
1957 if (strstart(opts, ",frame=", &nextopt)) {
1958 opts = nextopt;
1959 if (strstart(opts, "on", &nextopt)) {
1960 no_frame = 0;
1961 } else if (strstart(opts, "off", &nextopt)) {
1962 no_frame = 1;
1963 } else {
05175535 1964 goto invalid_sdl_args;
1472a95b
JS		 1965 }
1966 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1967 opts = nextopt;
1968 if (strstart(opts, "on", &nextopt)) {
1969 alt_grab = 1;
1970 } else if (strstart(opts, "off", &nextopt)) {
1971 alt_grab = 0;
1972 } else {
05175535 1973 goto invalid_sdl_args;
1472a95b
JS		 1974 }
1975 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1976 opts = nextopt;
1977 if (strstart(opts, "on", &nextopt)) {
1978 ctrl_grab = 1;
1979 } else if (strstart(opts, "off", &nextopt)) {
1980 ctrl_grab = 0;
1981 } else {
05175535 1982 goto invalid_sdl_args;
1472a95b
JS		 1983 }
1984 } else if (strstart(opts, ",window_close=", &nextopt)) {
1985 opts = nextopt;
1986 if (strstart(opts, "on", &nextopt)) {
1987 no_quit = 0;
1988 } else if (strstart(opts, "off", &nextopt)) {
1989 no_quit = 1;
1990 } else {
05175535 1991 goto invalid_sdl_args;
1472a95b
JS		 1992 }
1993 } else {
05175535
PM		 1994 invalid_sdl_args:
1995 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1996 exit(1);
1472a95b
JS		 1997 }
1998 opts = nextopt;
1999 }
2000#else
2001 fprintf(stderr, "SDL support is disabled\n");
2002 exit(1);
2003#endif
3264ff12 2004 } else if (strstart(p, "vnc", &opts)) {
821601ea 2005#ifdef CONFIG_VNC
4db14629 2006 if (*opts == '=') {
4db14629
GH		 2007 if (vnc_parse_func(opts+1) == NULL) {
2008 exit(1);
3264ff12 2009 }
4db14629 2010 } else {
3264ff12
JS		 2011 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2012 exit(1);
2013 }
821601ea
JS		 2014#else
2015 fprintf(stderr, "VNC support is disabled\n");
2016 exit(1);
2017#endif
1472a95b
JS		 2018 } else if (strstart(p, "curses", &opts)) {
2019#ifdef CONFIG_CURSES
2020 display = DT_CURSES;
2021#else
2022 fprintf(stderr, "Curses support is disabled\n");
2023 exit(1);
15546425
AL		 2024#endif
2025 } else if (strstart(p, "gtk", &opts)) {
2026#ifdef CONFIG_GTK
2027 display = DT_GTK;
881249c7
JK		 2028 while (*opts) {
2029 const char *nextopt;
2030
2031 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2032 opts = nextopt;
2033 if (strstart(opts, "on", &nextopt)) {
2034 grab_on_hover = true;
2035 } else if (strstart(opts, "off", &nextopt)) {
2036 grab_on_hover = false;
2037 } else {
2038 goto invalid_gtk_args;
2039 }
2040 } else {
2041 invalid_gtk_args:
2042 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2043 exit(1);
2044 }
2045 opts = nextopt;
2046 }
15546425
AL		 2047#else
2048 fprintf(stderr, "GTK support is disabled\n");
2049 exit(1);
1472a95b 2050#endif
4171d32e
JS		 2051 } else if (strstart(p, "none", &opts)) {
2052 display = DT_NONE;
1472a95b 2053 } else {
1472a95b
JS		 2054 fprintf(stderr, "Unknown display type: %s\n", p);
2055 exit(1);
2056 }
2057
2058 return display;
2059}
2060
7d4c3d53
MA		 2061static int balloon_parse(const char *arg)
2062{
382f0743 2063 QemuOpts *opts;
7d4c3d53 2064
382f0743
GH		 2065 if (strcmp(arg, "none") == 0) {
2066 return 0;
2067 }
2068
2069 if (!strncmp(arg, "virtio", 6)) {
2070 if (arg[6] == ',') {
2071 /* have params -> parse them */
3329f07b 2072 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2073 if (!opts)
2074 return -1;
2075 } else {
2076 /* create empty opts */
87ea75d5
PC		 2077 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2078 &error_abort);
7d4c3d53 2079 }
f43e47db 2080 qemu_opt_set(opts, "driver", "virtio-balloon", &error_abort);
382f0743 2081 return 0;
7d4c3d53 2082 }
382f0743
GH		 2083
2084 return -1;
7d4c3d53 2085}
7d4c3d53 2086
5cea8590
PB		 2087char *qemu_find_file(int type, const char *name)
2088{
4524051c 2089 int i;
5cea8590
PB		 2090 const char *subdir;
2091 char *buf;
2092
31783203
PM		 2093 /* Try the name as a straight path first */
2094 if (access(name, R_OK) == 0) {
4524051c 2095 trace_load_file(name, name);
7267c094 2096 return g_strdup(name);
5cea8590 2097 }
4524051c 2098
5cea8590
PB		 2099 switch (type) {
2100 case QEMU_FILE_TYPE_BIOS:
2101 subdir = "";
2102 break;
2103 case QEMU_FILE_TYPE_KEYMAP:
2104 subdir = "keymaps/";
2105 break;
2106 default:
2107 abort();
2108 }
4524051c
GH		 2109
2110 for (i = 0; i < data_dir_idx; i++) {
2111 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2112 if (access(buf, R_OK) == 0) {
2113 trace_load_file(name, buf);
2114 return buf;
2115 }
7267c094 2116 g_free(buf);
5cea8590 2117 }
4524051c 2118 return NULL;
5cea8590
PB		 2119}
2120
ff952ba2
MA		 2121static int device_help_func(QemuOpts *opts, void *opaque)
2122{
2123 return qdev_device_help(opts);
2124}
2125
f31d07d1
GH		 2126static int device_init_func(QemuOpts *opts, void *opaque)
2127{
2128 DeviceState *dev;
2129
2130 dev = qdev_device_add(opts);
2131 if (!dev)
2132 return -1;
b09995ae 2133 object_unref(OBJECT(dev));
f31d07d1
GH		 2134 return 0;
2135}
2136
1a688d3b
GH		 2137static int chardev_init_func(QemuOpts *opts, void *opaque)
2138{
bd2d80b2 2139 Error *local_err = NULL;
1a688d3b 2140
bd2d80b2 2141 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2142 if (local_err) {
565f65d2 2143 error_report_err(local_err);
1a688d3b 2144 return -1;
bd2d80b2 2145 }
1a688d3b
GH		 2146 return 0;
2147}
2148
758e8e38 2149#ifdef CONFIG_VIRTFS
74db920c
GS		 2150static int fsdev_init_func(QemuOpts *opts, void *opaque)
2151{
2152 int ret;
2153 ret = qemu_fsdev_add(opts);
2154
2155 return ret;
2156}
2157#endif
2158
88589343
GH		 2159static int mon_init_func(QemuOpts *opts, void *opaque)
2160{
2161 CharDriverState *chr;
2162 const char *chardev;
2163 const char *mode;
2164 int flags;
2165
2166 mode = qemu_opt_get(opts, "mode");
2167 if (mode == NULL) {
2168 mode = "readline";
2169 }
2170 if (strcmp(mode, "readline") == 0) {
2171 flags = MONITOR_USE_READLINE;
2172 } else if (strcmp(mode, "control") == 0) {
2173 flags = MONITOR_USE_CONTROL;
2174 } else {
2175 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2176 exit(1);
2177 }
2178
39eaab9a
DB		 2179 if (qemu_opt_get_bool(opts, "pretty", 0))
2180 flags |= MONITOR_USE_PRETTY;
2181
88589343
GH		 2182 if (qemu_opt_get_bool(opts, "default", 0))
2183 flags |= MONITOR_IS_DEFAULT;
2184
2185 chardev = qemu_opt_get(opts, "chardev");
2186 chr = qemu_chr_find(chardev);
2187 if (chr == NULL) {
2188 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2189 exit(1);
2190 }
2191
456d6069 2192 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2193 monitor_init(chr, flags);
2194 return 0;
2195}
2196
4821cd4c 2197static void monitor_parse(const char *optarg, const char *mode, bool pretty)
88589343
GH		 2198{
2199 static int monitor_device_index = 0;
46ede58b 2200 Error *local_err = NULL;
88589343
GH		 2201 QemuOpts *opts;
2202 const char *p;
2203 char label[32];
2204 int def = 0;
2205
2206 if (strstart(optarg, "chardev:", &p)) {
2207 snprintf(label, sizeof(label), "%s", p);
2208 } else {
140e065d
JK		 2209 snprintf(label, sizeof(label), "compat_monitor%d",
2210 monitor_device_index);
2211 if (monitor_device_index == 0) {
88589343
GH		 2212 def = 1;
2213 }
2214 opts = qemu_chr_parse_compat(label, optarg);
2215 if (!opts) {
2216 fprintf(stderr, "parse error: %s\n", optarg);
2217 exit(1);
2218 }
2219 }
2220
46ede58b 2221 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &local_err);
88589343 2222 if (!opts) {
565f65d2 2223 error_report_err(local_err);
88589343
GH		 2224 exit(1);
2225 }
f43e47db
MA		 2226 qemu_opt_set(opts, "mode", mode, &error_abort);
2227 qemu_opt_set(opts, "chardev", label, &error_abort);
cccb7967 2228 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
88589343 2229 if (def)
f43e47db 2230 qemu_opt_set(opts, "default", "on", &error_abort);
88589343
GH		 2231 monitor_device_index++;
2232}
2233
bd3c948d
GH		 2234struct device_config {
2235 enum {
aee1b935
GH		 2236 DEV_USB, /* -usbdevice */
2237 DEV_BT, /* -bt */
2238 DEV_SERIAL, /* -serial */
2239 DEV_PARALLEL, /* -parallel */
2240 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2241 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2242 DEV_GDB, /* -gdb, -s */
3ef669e1 2243 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2244 } type;
2245 const char *cmdline;
d9a5954d 2246 Location loc;
72cf2d4f 2247 QTAILQ_ENTRY(device_config) next;
bd3c948d 2248};
4fdcac0e
BS		 2249
2250static QTAILQ_HEAD(, device_config) device_configs =
2251 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2252
2253static void add_device_config(int type, const char *cmdline)
2254{
2255 struct device_config *conf;
2256
7267c094 2257 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2258 conf->type = type;
2259 conf->cmdline = cmdline;
d9a5954d 2260 loc_save(&conf->loc);
72cf2d4f 2261 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2262}
2263
2264static int foreach_device_config(int type, int (*func)(const char *cmdline))
2265{
2266 struct device_config *conf;
2267 int rc;
2268
72cf2d4f 2269 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2270 if (conf->type != type)
2271 continue;
d9a5954d 2272 loc_push_restore(&conf->loc);
bd3c948d 2273 rc = func(conf->cmdline);
d9a5954d 2274 loc_pop(&conf->loc);
28de2f88 2275 if (rc) {
bd3c948d 2276 return rc;
28de2f88 2277 }
bd3c948d
GH		 2278 }
2279 return 0;
2280}
2281
998bbd74
GH		 2282static int serial_parse(const char *devname)
2283{
2284 static int index = 0;
2285 char label[32];
2286
2287 if (strcmp(devname, "none") == 0)
2288 return 0;
2289 if (index == MAX_SERIAL_PORTS) {
2290 fprintf(stderr, "qemu: too many serial ports\n");
2291 exit(1);
2292 }
2293 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2294 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2295 if (!serial_hds[index]) {
52d06136
PM		 2296 fprintf(stderr, "qemu: could not connect serial device"
2297 " to character backend '%s'\n", devname);
998bbd74
GH		 2298 return -1;
2299 }
2300 index++;
2301 return 0;
2302}
2303
6a5e8b0e
GH		 2304static int parallel_parse(const char *devname)
2305{
2306 static int index = 0;
2307 char label[32];
2308
2309 if (strcmp(devname, "none") == 0)
2310 return 0;
2311 if (index == MAX_PARALLEL_PORTS) {
2312 fprintf(stderr, "qemu: too many parallel ports\n");
2313 exit(1);
2314 }
2315 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2316 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2317 if (!parallel_hds[index]) {
52d06136
PM		 2318 fprintf(stderr, "qemu: could not connect parallel device"
2319 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2320 return -1;
2321 }
2322 index++;
2323 return 0;
2324}
2325
aee1b935
GH		 2326static int virtcon_parse(const char *devname)
2327{
3329f07b 2328 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2329 static int index = 0;
2330 char label[32];
392ecf54 2331 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2332
2333 if (strcmp(devname, "none") == 0)
2334 return 0;
2335 if (index == MAX_VIRTIO_CONSOLES) {
2336 fprintf(stderr, "qemu: too many virtio consoles\n");
2337 exit(1);
2338 }
392ecf54 2339
87ea75d5 2340 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6 2341 if (arch_type == QEMU_ARCH_S390X) {
f43e47db 2342 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390", &error_abort);
e87f7fc6 2343 } else {
f43e47db 2344 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci", &error_abort);
4d8b3c63 2345 }
392ecf54 2346
87ea75d5 2347 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
f43e47db 2348 qemu_opt_set(dev_opts, "driver", "virtconsole", &error_abort);
392ecf54 2349
aee1b935 2350 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2351 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2352 if (!virtcon_hds[index]) {
52d06136
PM		 2353 fprintf(stderr, "qemu: could not connect virtio console"
2354 " to character backend '%s'\n", devname);
aee1b935
GH		 2355 return -1;
2356 }
f43e47db 2357 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
392ecf54 2358
aee1b935
GH		 2359 index++;
2360 return 0;
2361}
2362
3ef669e1
AG		 2363static int sclp_parse(const char *devname)
2364{
2365 QemuOptsList *device = qemu_find_opts("device");
2366 static int index = 0;
2367 char label[32];
2368 QemuOpts *dev_opts;
2369
2370 if (strcmp(devname, "none") == 0) {
2371 return 0;
2372 }
2373 if (index == MAX_SCLP_CONSOLES) {
2374 fprintf(stderr, "qemu: too many sclp consoles\n");
2375 exit(1);
2376 }
2377
2378 assert(arch_type == QEMU_ARCH_S390X);
2379
2380 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
f43e47db 2381 qemu_opt_set(dev_opts, "driver", "sclpconsole", &error_abort);
3ef669e1
AG		 2382
2383 snprintf(label, sizeof(label), "sclpcon%d", index);
2384 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2385 if (!sclp_hds[index]) {
2386 fprintf(stderr, "qemu: could not connect sclp console"
2387 " to character backend '%s'\n", devname);
2388 return -1;
2389 }
f43e47db 2390 qemu_opt_set(dev_opts, "chardev", label, &error_abort);
3ef669e1
AG		 2391
2392 index++;
2393 return 0;
2394}
2395
c9f398e5 2396static int debugcon_parse(const char *devname)
4d8b3c63 2397{
c9f398e5
PA		 2398 QemuOpts *opts;
2399
27143a44 2400 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2401 exit(1);
2402 }
8be7e7e4 2403 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2404 if (!opts) {
2405 fprintf(stderr, "qemu: already have a debugcon device\n");
2406 exit(1);
2407 }
f43e47db
MA		 2408 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2409 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
c9f398e5
PA		 2410 return 0;
2411}
2412
2709f263
LE		 2413static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2414{
2415 const MachineClass *mc1 = a, *mc2 = b;
2416 int res;
2417
2418 if (mc1->family == NULL) {
2419 if (mc2->family == NULL) {
2420 /* Compare standalone machine types against each other; they sort
2421 * in increasing order.
2422 */
2423 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2424 object_class_get_name(OBJECT_CLASS(mc2)));
2425 }
2426
2427 /* Standalone machine types sort after families. */
2428 return 1;
2429 }
2430
2431 if (mc2->family == NULL) {
2432 /* Families sort before standalone machine types. */
2433 return -1;
2434 }
2435
2436 /* Families sort between each other alphabetically increasingly. */
2437 res = strcmp(mc1->family, mc2->family);
2438 if (res != 0) {
2439 return res;
2440 }
2441
2442 /* Within the same family, machine types sort in decreasing order. */
2443 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2444 object_class_get_name(OBJECT_CLASS(mc1)));
2445}
2446
2447 static MachineClass *machine_parse(const char *name)
9052ea6b 2448{
0056ae24 2449 MachineClass *mc = NULL;
261747f1 2450 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2451
2452 if (name) {
0056ae24 2453 mc = find_machine(name);
9052ea6b 2454 }
0056ae24 2455 if (mc) {
02f292d9 2456 g_slist_free(machines);
0056ae24 2457 return mc;
9052ea6b 2458 }
025172d5
MR		 2459 if (name && !is_help_option(name)) {
2460 error_report("Unsupported machine type");
2461 error_printf("Use -machine help to list supported machines!\n");
2462 } else {
2463 printf("Supported machines are:\n");
2709f263 2464 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2465 for (el = machines; el; el = el->next) {
2466 MachineClass *mc = el->data;
958db90c
MA		 2467 if (mc->alias) {
2468 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2469 }
958db90c
MA		 2470 printf("%-20s %s%s\n", mc->name, mc->desc,
2471 mc->is_default ? " (default)" : "");
9052ea6b 2472 }
9052ea6b 2473 }
261747f1
MA		 2474
2475 g_slist_free(machines);
c8057f95 2476 exit(!name || !is_help_option(name));
9052ea6b
JK		 2477}
2478
fd42deeb
GH		 2479void qemu_add_exit_notifier(Notifier *notify)
2480{
2481 notifier_list_add(&exit_notifiers, notify);
2482}
2483
2484void qemu_remove_exit_notifier(Notifier *notify)
2485{
31552529 2486 notifier_remove(notify);
fd42deeb
GH		 2487}
2488
2489static void qemu_run_exit_notifiers(void)
2490{
9e8dd451 2491 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2492}
2493
4cab946a
GN		 2494void qemu_add_machine_init_done_notifier(Notifier *notify)
2495{
2496 notifier_list_add(&machine_init_done_notifiers, notify);
2497}
2498
2499static void qemu_run_machine_init_done_notifiers(void)
2500{
9e8dd451 2501 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2502}
2503
6530a97b
AL		 2504static const QEMUOption *lookup_opt(int argc, char **argv,
2505 const char **poptarg, int *poptind)
2506{
2507 const QEMUOption *popt;
2508 int optind = *poptind;
2509 char *r = argv[optind];
2510 const char *optarg;
2511
0f0bc3f1 2512 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2513 optind++;
2514 /* Treat --foo the same as -foo. */
2515 if (r[1] == '-')
2516 r++;
2517 popt = qemu_options;
2518 for(;;) {
2519 if (!popt->name) {
0f0bc3f1 2520 error_report("invalid option");
6530a97b
AL		 2521 exit(1);
2522 }
2523 if (!strcmp(popt->name, r + 1))
2524 break;
2525 popt++;
2526 }
2527 if (popt->flags & HAS_ARG) {
2528 if (optind >= argc) {
0f0bc3f1 2529 error_report("requires an argument");
6530a97b
AL		 2530 exit(1);
2531 }
2532 optarg = argv[optind++];
0f0bc3f1 2533 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2534 } else {
2535 optarg = NULL;
2536 }
2537
2538 *poptarg = optarg;
2539 *poptind = optind;
2540
2541 return popt;
2542}
2543
0750112a
AL		 2544static gpointer malloc_and_trace(gsize n_bytes)
2545{
2546 void *ptr = malloc(n_bytes);
a74cd8cc 2547 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2548 return ptr;
2549}
2550
2551static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2552{
2553 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2554 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2555 return ptr;
2556}
2557
2558static void free_and_trace(gpointer mem)
2559{
a74cd8cc 2560 trace_g_free(mem);
0750112a
AL		 2561 free(mem);
2562}
2563
d2659e27
AF		 2564static int machine_set_property(const char *name, const char *value,
2565 void *opaque)
68d98d3e
AL		 2566{
2567 Object *obj = OBJECT(opaque);
68d98d3e 2568 Error *local_err = NULL;
b0ddb8bf 2569 char *c, *qom_name;
68d98d3e 2570
d2659e27 2571 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2572 return 0;
2573 }
2574
b0ddb8bf
MA		 2575 qom_name = g_strdup(name);
2576 c = qom_name;
2577 while (*c++) {
2578 if (*c == '_') {
2579 *c = '-';
2580 }
2581 }
2582
2e16898a 2583 object_property_parse(obj, value, qom_name, &local_err);
b0ddb8bf 2584 g_free(qom_name);
68d98d3e
AL		 2585
2586 if (local_err) {
a720a390 2587 error_report_err(local_err);
68d98d3e
AL		 2588 return -1;
2589 }
2590
2591 return 0;
2592}
2593
2594static int object_create(QemuOpts *opts, void *opaque)
2595{
c4090f8e
PB		 2596 Error *err = NULL;
2597 char *type = NULL;
2598 char *id = NULL;
2599 void *dummy = NULL;
2600 OptsVisitor *ov;
2601 QDict *pdict;
68d98d3e 2602
c4090f8e
PB		 2603 ov = opts_visitor_new(opts);
2604 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2605
c4090f8e
PB		 2606 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2607 if (err) {
2608 goto out;
68d98d3e
AL		 2609 }
2610
c4090f8e
PB		 2611 qdict_del(pdict, "qom-type");
2612 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2613 if (err) {
2614 goto out;
68d98d3e
AL		 2615 }
2616
c4090f8e
PB		 2617 qdict_del(pdict, "id");
2618 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2619 if (err) {
269e09f3
IM		 2620 goto out;
2621 }
2622
c4090f8e
PB		 2623 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2624 if (err) {
269e09f3
IM		 2625 goto out;
2626 }
c4090f8e
PB		 2627 visit_end_struct(opts_get_visitor(ov), &err);
2628 if (err) {
2629 qmp_object_del(id, NULL);
2630 }
2631
269e09f3 2632out:
c4090f8e
PB		 2633 opts_visitor_cleanup(ov);
2634
2635 QDECREF(pdict);
2636 g_free(id);
2637 g_free(type);
2638 g_free(dummy);
2639 if (err) {
a720a390 2640 error_report_err(err);
90e9cf28
IM		 2641 return -1;
2642 }
68d98d3e
AL		 2643 return 0;
2644}
2645
3b9985e9
MA		 2646static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size)
2647{
2648 uint64_t sz;
2649 const char *mem_str;
2650 const char *maxmem_str, *slots_str;
2651 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2652 1024 * 1024;
2653 QemuOpts *opts = qemu_find_opts_singleton("memory");
2654
2655 sz = 0;
2656 mem_str = qemu_opt_get(opts, "size");
2657 if (mem_str) {
2658 if (!*mem_str) {
2659 error_report("missing 'size' option value");
2660 exit(EXIT_FAILURE);
2661 }
2662
2663 sz = qemu_opt_get_size(opts, "size", ram_size);
2664
2665 /* Fix up legacy suffix-less format */
2666 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2667 uint64_t overflow_check = sz;
2668
2669 sz <<= 20;
2670 if ((sz >> 20) != overflow_check) {
2671 error_report("too large 'size' option value");
2672 exit(EXIT_FAILURE);
2673 }
2674 }
2675 }
2676
2677 /* backward compatibility behaviour for case "-m 0" */
2678 if (sz == 0) {
2679 sz = default_ram_size;
2680 }
2681
2682 sz = QEMU_ALIGN_UP(sz, 8192);
2683 ram_size = sz;
2684 if (ram_size != sz) {
2685 error_report("ram size too large");
2686 exit(EXIT_FAILURE);
2687 }
2688
2689 /* store value for the future use */
39101f25 2690 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
3b9985e9
MA		 2691 *maxram_size = ram_size;
2692
2693 maxmem_str = qemu_opt_get(opts, "maxmem");
2694 slots_str = qemu_opt_get(opts, "slots");
2695 if (maxmem_str && slots_str) {
2696 uint64_t slots;
2697
2698 sz = qemu_opt_get_size(opts, "maxmem", 0);
214224ad 2699 slots = qemu_opt_get_number(opts, "slots", 0);
3b9985e9 2700 if (sz < ram_size) {
214224ad
PK		 2701 error_report("invalid value of -m option maxmem: "
2702 "maximum memory size (0x%" PRIx64 ") must be at least "
2703 "the initial memory size (0x" RAM_ADDR_FMT ")",
2704 sz, ram_size);
3b9985e9 2705 exit(EXIT_FAILURE);
214224ad
PK		 2706 } else if (sz > ram_size) {
2707 if (!slots) {
2708 error_report("invalid value of -m option: maxmem was "
2709 "specified, but no hotplug slots were specified");
2710 exit(EXIT_FAILURE);
2711 }
2712 } else if (slots) {
2713 error_report("invalid value of -m option maxmem: "
2714 "memory slots were specified but maximum memory size "
2715 "(0x%" PRIx64 ") is equal to the initial memory size "
2716 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
3b9985e9
MA		 2717 exit(EXIT_FAILURE);
2718 }
2719
3b9985e9
MA		 2720 *maxram_size = sz;
2721 *ram_slots = slots;
2722 } else if ((!maxmem_str && slots_str) ||
2723 (maxmem_str && !slots_str)) {
2724 error_report("invalid -m option value: missing "
2725 "'%s' option", slots_str ? "maxmem" : "slots");
2726 exit(EXIT_FAILURE);
2727 }
2728}
2729
902b3d5c 2730int main(int argc, char **argv, char **envp)
0824d6fc 2731{
e4bcb14c 2732 int i;
da1fcfda 2733 int snapshot, linux_boot;
7f7f9873 2734 const char *initrd_filename;
a20dd508 2735 const char *kernel_filename, *kernel_cmdline;
f05f47bb
GA		 2736 const char *boot_order = NULL;
2737 const char *boot_once = NULL;
3023f332 2738 DisplayState *ds;
9f227bc3 2739 int cyls, heads, secs, translation;
1ad9580b 2740 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2741 QemuOptsList *olist;
cd6f1169 2742 int optind;
6530a97b 2743 const char *optarg;
d63d307f 2744 const char *loadvm = NULL;
0056ae24 2745 MachineClass *machine_class;
94fc95cd 2746 const char *cpu_model;
d44229c5 2747 const char *vga_model = NULL;
d4fce24f
PB		 2748 const char *qtest_chrdev = NULL;
2749 const char *qtest_log = NULL;
93815bc2 2750 const char *pid_file = NULL;
5bb7910a 2751 const char *incoming = NULL;
821601ea 2752#ifdef CONFIG_VNC
993fbfdb 2753 int show_vnc_port = 0;
821601ea 2754#endif
3ed2d9ee 2755 bool defconfig = true;
f29a5614 2756 bool userconfig = true;
c235d738
MF		 2757 const char *log_mask = NULL;
2758 const char *log_file = NULL;
0750112a
AL		 2759 GMemVTable mem_trace = {
2760 .malloc = malloc_and_trace,
2761 .realloc = realloc_and_trace,
2762 .free = free_and_trace,
2763 };
23d15e86 2764 const char *trace_events = NULL;
e4858974 2765 const char *trace_file = NULL;
3b9985e9 2766 ram_addr_t maxram_size;
c270fb9e 2767 uint64_t ram_slots = 0;
abfd9ce3 2768 FILE *vmstate_dump_file = NULL;
2f78e491 2769 Error *main_loop_err = NULL;
0b5538c3 2770
576a94d8
PB		 2771 qemu_init_cpu_loop();
2772 qemu_mutex_lock_iothread();
2773
fd42deeb 2774 atexit(qemu_run_exit_notifiers);
65abca0a 2775 error_set_progname(argv[0]);
10f5bff6 2776 qemu_init_exec_dir(argv[0]);
65abca0a 2777
0750112a
AL		 2778 g_mem_set_vtable(&mem_trace);
2779
1b71f7c1
AF		 2780 module_call_init(MODULE_INIT_QOM);
2781
4d454574 2782 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2783 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2784 qemu_add_drive_opts(&qemu_common_drive_opts);
2785 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2786 qemu_add_opts(&qemu_chardev_opts);
2787 qemu_add_opts(&qemu_device_opts);
2788 qemu_add_opts(&qemu_netdev_opts);
2789 qemu_add_opts(&qemu_net_opts);
2790 qemu_add_opts(&qemu_rtc_opts);
2791 qemu_add_opts(&qemu_global_opts);
2792 qemu_add_opts(&qemu_mon_opts);
2793 qemu_add_opts(&qemu_trace_opts);
2794 qemu_add_opts(&qemu_option_rom_opts);
2795 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2796 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2797 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2798 qemu_add_opts(&qemu_boot_opts);
2799 qemu_add_opts(&qemu_sandbox_opts);
2800 qemu_add_opts(&qemu_add_fd_opts);
2801 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2802 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2803 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2804 qemu_add_opts(&qemu_msg_opts);
5d12f961 2805 qemu_add_opts(&qemu_name_opts);
0042109a 2806 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2807 qemu_add_opts(&qemu_icount_opts);
a38bb079 2808 qemu_add_opts(&qemu_semihosting_config_opts);
4d454574 2809
5db9d4d1
LC		 2810 runstate_init();
2811
884f17c2 2812 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2813
72cf2d4f 2814 QLIST_INIT (&vm_change_state_head);
fe98ac14 2815 os_setup_early_signal_handling();
be995c27 2816
f80f9ec9 2817 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2818 machine_class = find_default_machine();
94fc95cd 2819 cpu_model = NULL;
33e3963e 2820 snapshot = 0;
9f227bc3 2821 cyls = heads = secs = 0;
2822 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2823
7c9d8e07 2824 nb_nics = 0;
3b46e624 2825
142c6b1a
PL		 2826 bdrv_init_with_whitelist();
2827
2c02d1ad 2828 autostart = 1;
41bd639b 2829
292444cb
AL		 2830 /* first pass of option parsing */
2831 optind = 1;
2832 while (optind < argc) {
2833 if (argv[optind][0] != '-') {
2834 /* disk image */
28e68d68 2835 optind++;
292444cb
AL		 2836 } else {
2837 const QEMUOption *popt;
2838
2839 popt = lookup_opt(argc, argv, &optarg, &optind);
2840 switch (popt->index) {
2841 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2842 defconfig = false;
292444cb 2843 break;
f29a5614
EH		 2844 case QEMU_OPTION_nouserconfig:
2845 userconfig = false;
2846 break;
292444cb
AL		 2847 }
2848 }
2849 }
2850
2851 if (defconfig) {
dcfb0939 2852 int ret;
f29a5614 2853 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2854 if (ret < 0) {
dcfb0939 2855 exit(1);
292444cb
AL		 2856 }
2857 }
2858
2859 /* second pass of option parsing */
cd6f1169 2860 optind = 1;
0824d6fc 2861 for(;;) {
cd6f1169 2862 if (optind >= argc)
0824d6fc 2863 break;
6530a97b 2864 if (argv[optind][0] != '-') {
99efa84d 2865 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2866 } else {
2867 const QEMUOption *popt;
2868
6530a97b 2869 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2870 if (!(popt->arch_mask & arch_type)) {
2871 printf("Option %s not supported for this target\n", popt->name);
2872 exit(1);
2873 }
cd6f1169 2874 switch(popt->index) {
e43d594e
JK		 2875 case QEMU_OPTION_no_kvm_irqchip: {
2876 olist = qemu_find_opts("machine");
2877 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2878 break;
2879 }
94fc95cd
JM		 2880 case QEMU_OPTION_cpu:
2881 /* hw initialization will check this */
ecf40bea 2882 cpu_model = optarg;
94fc95cd 2883 break;
cd6f1169 2884 case QEMU_OPTION_hda:
9f227bc3 2885 {
2886 char buf[256];
2887 if (cyls == 0)
2888 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2889 else
2890 snprintf(buf, sizeof(buf),
2891 "%s,cyls=%d,heads=%d,secs=%d%s",
2892 HD_OPTS , cyls, heads, secs,
2893 translation == BIOS_ATA_TRANSLATION_LBA ?
2894 ",trans=lba" :
2895 translation == BIOS_ATA_TRANSLATION_NONE ?
2896 ",trans=none" : "");
2897 drive_add(IF_DEFAULT, 0, optarg, buf);
2898 break;
2899 }
cd6f1169 2900 case QEMU_OPTION_hdb:
cc1daa40
FB		 2901 case QEMU_OPTION_hdc:
2902 case QEMU_OPTION_hdd:
2292ddae
MA		 2903 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2904 HD_OPTS);
fc01f7e7 2905 break;
e4bcb14c 2906 case QEMU_OPTION_drive:
e2982c3a
MT		 2907 if (drive_def(optarg) == NULL) {
2908 exit(1);
2909 }
99efa84d 2910 break;
d058fe03
GH		 2911 case QEMU_OPTION_set:
2912 if (qemu_set_option(optarg) != 0)
2913 exit(1);
99efa84d 2914 break;
d0fef6fb
GH		 2915 case QEMU_OPTION_global:
2916 if (qemu_global_option(optarg) != 0)
2917 exit(1);
99efa84d 2918 break;
3e3d5815 2919 case QEMU_OPTION_mtdblock:
2292ddae 2920 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2921 break;
a1bb27b1 2922 case QEMU_OPTION_sd:
80f4d9fc 2923 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 2924 break;
86f55663 2925 case QEMU_OPTION_pflash:
2292ddae 2926 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2927 break;
cd6f1169 2928 case QEMU_OPTION_snapshot:
33e3963e
FB		 2929 snapshot = 1;
2930 break;
cd6f1169 2931 case QEMU_OPTION_hdachs:
330d0414 2932 {
330d0414
FB		 2933 const char *p;
2934 p = optarg;
2935 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2936 if (cyls < 1 || cyls > 16383)
2937 goto chs_fail;
330d0414
FB		 2938 if (*p != ',')
2939 goto chs_fail;
2940 p++;
2941 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2942 if (heads < 1 || heads > 16)
2943 goto chs_fail;
330d0414
FB		 2944 if (*p != ',')
2945 goto chs_fail;
2946 p++;
2947 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2948 if (secs < 1 || secs > 63)
2949 goto chs_fail;
2950 if (*p == ',') {
2951 p++;
f31c41ff
PB		 2952 if (!strcmp(p, "large")) {
2953 translation = BIOS_ATA_TRANSLATION_LARGE;
2954 } else if (!strcmp(p, "rechs")) {
2955 translation = BIOS_ATA_TRANSLATION_RECHS;
2956 } else if (!strcmp(p, "none")) {
46d4767d 2957 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 2958 } else if (!strcmp(p, "lba")) {
46d4767d 2959 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 2960 } else if (!strcmp(p, "auto")) {
46d4767d 2961 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 2962 } else {
46d4767d 2963 goto chs_fail;
f31c41ff 2964 }
46d4767d 2965 } else if (*p != '\0') {
c4b1fcc0 2966 chs_fail:
46d4767d
FB		 2967 fprintf(stderr, "qemu: invalid physical CHS format\n");
2968 exit(1);
c4b1fcc0 2969 }
99efa84d 2970 if (hda_opts != NULL) {
a8b18f8f
MA		 2971 qemu_opt_set_number(hda_opts, "cyls", cyls,
2972 &error_abort);
2973 qemu_opt_set_number(hda_opts, "heads", heads,
2974 &error_abort);
2975 qemu_opt_set_number(hda_opts, "secs", secs,
2976 &error_abort);
f31c41ff 2977 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
f43e47db
MA		 2978 qemu_opt_set(hda_opts, "trans", "large",
2979 &error_abort);
f31c41ff 2980 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
f43e47db
MA		 2981 qemu_opt_set(hda_opts, "trans", "rechs",
2982 &error_abort);
f31c41ff 2983 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
f43e47db
MA		 2984 qemu_opt_set(hda_opts, "trans", "lba",
2985 &error_abort);
f31c41ff 2986 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
f43e47db
MA		 2987 qemu_opt_set(hda_opts, "trans", "none",
2988 &error_abort);
f31c41ff 2989 }
9dfd7c7a 2990 }
330d0414
FB		 2991 }
2992 break;
268a362c 2993 case QEMU_OPTION_numa:
0042109a
WG		 2994 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2995 if (!opts) {
2996 exit(1);
2997 }
268a362c 2998 break;
1472a95b
JS		 2999 case QEMU_OPTION_display:
3000 display_type = select_display(optarg);
3001 break;
cd6f1169 3002 case QEMU_OPTION_nographic:
993fbfdb 3003 display_type = DT_NOGRAPHIC;
a20dd508 3004 break;
4d3b6f6e 3005 case QEMU_OPTION_curses:
47b05369 3006#ifdef CONFIG_CURSES
993fbfdb 3007 display_type = DT_CURSES;
47b05369
JS		 3008#else
3009 fprintf(stderr, "Curses support is disabled\n");
3010 exit(1);
4d3b6f6e 3011#endif
47b05369 3012 break;
a171fe39 3013 case QEMU_OPTION_portrait:
9312805d
VK		 3014 graphic_rotate = 90;
3015 break;
3016 case QEMU_OPTION_rotate:
3017 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3018 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3019 graphic_rotate != 180 && graphic_rotate != 270) {
3020 fprintf(stderr,
3021 "qemu: only 90, 180, 270 deg rotation is available\n");
3022 exit(1);
3023 }
a171fe39 3024 break;
cd6f1169 3025 case QEMU_OPTION_kernel:
79087c78
MA		 3026 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3027 &error_abort);
a0abe474
PM		 3028 break;
3029 case QEMU_OPTION_initrd:
79087c78
MA		 3030 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3031 &error_abort);
a20dd508 3032 break;
cd6f1169 3033 case QEMU_OPTION_append:
79087c78
MA		 3034 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3035 &error_abort);
313aa567 3036 break;
412beee6 3037 case QEMU_OPTION_dtb:
79087c78
MA		 3038 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3039 &error_abort);
412beee6 3040 break;
cd6f1169 3041 case QEMU_OPTION_cdrom:
2292ddae 3042 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3043 break;
cd6f1169 3044 case QEMU_OPTION_boot:
8281abd5
MA		 3045 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3046 if (!opts) {
3047 exit(1);
36b486bb
FB		 3048 }
3049 break;
cd6f1169 3050 case QEMU_OPTION_fda:
cd6f1169 3051 case QEMU_OPTION_fdb:
2292ddae
MA		 3052 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3053 optarg, FD_OPTS);
c45886db 3054 break;
52ca8d6a
FB		 3055 case QEMU_OPTION_no_fd_bootchk:
3056 fd_bootchk = 0;
3057 break;
a1ea458f 3058 case QEMU_OPTION_netdev:
3329f07b 3059 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3060 exit(1);
3061 }
3062 break;
7c9d8e07 3063 case QEMU_OPTION_net:
3329f07b 3064 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3065 exit(1);
3066 }
702c651c 3067 break;
f9dadc98
RS		 3068#ifdef CONFIG_LIBISCSI
3069 case QEMU_OPTION_iscsi:
3070 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3071 if (!opts) {
3072 exit(1);
3073 }
3074 break;
3075#endif
c7f74643
FB		 3076#ifdef CONFIG_SLIRP
3077 case QEMU_OPTION_tftp:
ad196a9d 3078 legacy_tftp_prefix = optarg;
9bf05444 3079 break;
47d5d01a 3080 case QEMU_OPTION_bootp:
ad196a9d 3081 legacy_bootp_filename = optarg;
47d5d01a 3082 break;
9bf05444 3083 case QEMU_OPTION_redir:
0752706d
MA		 3084 if (net_slirp_redir(optarg) < 0)
3085 exit(1);
9bf05444 3086 break;
c7f74643 3087#endif
dc72ac14 3088 case QEMU_OPTION_bt:
bd3c948d 3089 add_device_config(DEV_BT, optarg);
dc72ac14 3090 break;
1d14ffa9
FB		 3091 case QEMU_OPTION_audio_help:
3092 AUD_help ();
3093 exit (0);
3094 break;
3095 case QEMU_OPTION_soundhw:
3096 select_soundhw (optarg);
3097 break;
cd6f1169 3098 case QEMU_OPTION_h:
15f82208 3099 help(0);
cd6f1169 3100 break;
9bd7e6d9
PB		 3101 case QEMU_OPTION_version:
3102 version();
3103 exit(0);
3104 break;
3b9985e9 3105 case QEMU_OPTION_m:
6e1d3c1c
IM		 3106 opts = qemu_opts_parse(qemu_find_opts("memory"),
3107 optarg, 1);
3108 if (!opts) {
3109 exit(EXIT_FAILURE);
3110 }
cd6f1169 3111 break;
d1a0cf73
SB		 3112#ifdef CONFIG_TPM
3113 case QEMU_OPTION_tpmdev:
3114 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3115 exit(1);
3116 }
3117 break;
3118#endif
c902760f
MT		 3119 case QEMU_OPTION_mempath:
3120 mem_path = optarg;
3121 break;
c902760f
MT		 3122 case QEMU_OPTION_mem_prealloc:
3123 mem_prealloc = 1;
3124 break;
cd6f1169 3125 case QEMU_OPTION_d:
c235d738
MF		 3126 log_mask = optarg;
3127 break;
3128 case QEMU_OPTION_D:
3129 log_file = optarg;
cd6f1169 3130 break;
cd6f1169 3131 case QEMU_OPTION_s:
ef0c4a0d 3132 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3133 break;
59030a8c 3134 case QEMU_OPTION_gdb:
ef0c4a0d 3135 add_device_config(DEV_GDB, optarg);
cd6f1169 3136 break;
cd6f1169 3137 case QEMU_OPTION_L:
4524051c
GH		 3138 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3139 data_dir[data_dir_idx++] = optarg;
3140 }
cd6f1169 3141 break;
1192dad8 3142 case QEMU_OPTION_bios:
79087c78
MA		 3143 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3144 &error_abort);
1192dad8 3145 break;
1b530a6d
AJ		 3146 case QEMU_OPTION_singlestep:
3147 singlestep = 1;
3148 break;
cd6f1169 3149 case QEMU_OPTION_S:
3c07f8e8 3150 autostart = 0;
cd6f1169 3151 break;
99efa84d
MA		 3152 case QEMU_OPTION_k:
3153 keyboard_layout = optarg;
3154 break;
ee22c2f7
FB		 3155 case QEMU_OPTION_localtime:
3156 rtc_utc = 0;
3157 break;
3893c124 3158 case QEMU_OPTION_vga:
a369da5f 3159 vga_model = optarg;
7f1b17f2 3160 default_vga = 0;
1bfe856e 3161 break;
e9b137c2
FB		 3162 case QEMU_OPTION_g:
3163 {
3164 const char *p;
3165 int w, h, depth;
3166 p = optarg;
3167 w = strtol(p, (char **)&p, 10);
3168 if (w <= 0) {
3169 graphic_error:
3170 fprintf(stderr, "qemu: invalid resolution or depth\n");
3171 exit(1);
3172 }
3173 if (*p != 'x')
3174 goto graphic_error;
3175 p++;
3176 h = strtol(p, (char **)&p, 10);
3177 if (h <= 0)
3178 goto graphic_error;
3179 if (*p == 'x') {
3180 p++;
3181 depth = strtol(p, (char **)&p, 10);
5fafdf24 3182 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3183 depth != 24 && depth != 32)
3184 goto graphic_error;
3185 } else if (*p == '\0') {
3186 depth = graphic_depth;
3187 } else {
3188 goto graphic_error;
3189 }
3b46e624 3190
e9b137c2
FB		 3191 graphic_width = w;
3192 graphic_height = h;
3193 graphic_depth = depth;
3194 }
3195 break;
20d8a3ed
TS		 3196 case QEMU_OPTION_echr:
3197 {
3198 char *r;
3199 term_escape_char = strtol(optarg, &r, 0);
3200 if (r == optarg)
3201 printf("Bad argument to echr\n");
3202 break;
3203 }
82c643ff 3204 case QEMU_OPTION_monitor:
6ca5582d 3205 default_monitor = 0;
70e098af 3206 if (strncmp(optarg, "none", 4)) {
4821cd4c 3207 monitor_parse(optarg, "readline", false);
70e098af 3208 }
6ca5582d
GH		 3209 break;
3210 case QEMU_OPTION_qmp:
4821cd4c
HR		 3211 monitor_parse(optarg, "control", false);
3212 default_monitor = 0;
3213 break;
3214 case QEMU_OPTION_qmp_pretty:
3215 monitor_parse(optarg, "control", true);
2d114dc1 3216 default_monitor = 0;
82c643ff 3217 break;
22a0e04b 3218 case QEMU_OPTION_mon:
3329f07b 3219 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3220 if (!opts) {
22a0e04b
GH		 3221 exit(1);
3222 }
2d114dc1 3223 default_monitor = 0;
22a0e04b 3224 break;
191bc01b 3225 case QEMU_OPTION_chardev:
3329f07b 3226 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3227 if (!opts) {
191bc01b
GH		 3228 exit(1);
3229 }
191bc01b 3230 break;
74db920c 3231 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3232 olist = qemu_find_opts("fsdev");
3233 if (!olist) {
3234 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3235 exit(1);
3236 }
3237 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3238 if (!opts) {
74db920c
GS		 3239 exit(1);
3240 }
3241 break;
3d54abc7 3242 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3243 QemuOpts *fsdev;
3244 QemuOpts *device;
84a87cc4 3245 const char *writeout, *sock_fd, *socket;
3d54abc7 3246
03b0ba70
GH		 3247 olist = qemu_find_opts("virtfs");
3248 if (!olist) {
3249 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3250 exit(1);
3251 }
3252 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3253 if (!opts) {
3d54abc7
GS		 3254 exit(1);
3255 }
3256
fbcbf101 3257 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3258 qemu_opt_get(opts, "mount_tag") == NULL) {
3259 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3260 exit(1);
3261 }
e14ea479 3262 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3263 qemu_opt_get(opts, "mount_tag"),
3264 1, NULL);
e14ea479
SH		 3265 if (!fsdev) {
3266 fprintf(stderr, "duplicate fsdev id: %s\n",
3267 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3268 exit(1);
3269 }
d3ab98e6
AK		 3270
3271 writeout = qemu_opt_get(opts, "writeout");
3272 if (writeout) {
3273#ifdef CONFIG_SYNC_FILE_RANGE
f43e47db 3274 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
d3ab98e6
AK		 3275#else
3276 fprintf(stderr, "writeout=immediate not supported on "
3277 "this platform\n");
3278 exit(1);
3279#endif
3280 }
f43e47db
MA		 3281 qemu_opt_set(fsdev, "fsdriver",
3282 qemu_opt_get(opts, "fsdriver"), &error_abort);
3283 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"),
3284 &error_abort);
e14ea479 3285 qemu_opt_set(fsdev, "security_model",
f43e47db
MA		 3286 qemu_opt_get(opts, "security_model"),
3287 &error_abort);
84a87cc4
MK		 3288 socket = qemu_opt_get(opts, "socket");
3289 if (socket) {
f43e47db 3290 qemu_opt_set(fsdev, "socket", socket, &error_abort);
84a87cc4 3291 }
4c793dda
MK		 3292 sock_fd = qemu_opt_get(opts, "sock_fd");
3293 if (sock_fd) {
f43e47db 3294 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
4c793dda 3295 }
e14ea479 3296
2c74c2cb 3297 qemu_opt_set_bool(fsdev, "readonly",
cccb7967
MA		 3298 qemu_opt_get_bool(opts, "readonly", 0),
3299 &error_abort);
87ea75d5
PC		 3300 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3301 &error_abort);
f43e47db 3302 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
e14ea479 3303 qemu_opt_set(device, "fsdev",
f43e47db 3304 qemu_opt_get(opts, "mount_tag"), &error_abort);
e14ea479 3305 qemu_opt_set(device, "mount_tag",
f43e47db 3306 qemu_opt_get(opts, "mount_tag"), &error_abort);
3d54abc7
GS		 3307 break;
3308 }
9db221ae
AK		 3309 case QEMU_OPTION_virtfs_synth: {
3310 QemuOpts *fsdev;
3311 QemuOpts *device;
3312
8be7e7e4
LC		 3313 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3314 1, NULL);
9db221ae
AK		 3315 if (!fsdev) {
3316 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3317 exit(1);
3318 }
f43e47db 3319 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
9db221ae 3320
87ea75d5
PC		 3321 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3322 &error_abort);
f43e47db
MA		 3323 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3324 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3325 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
9db221ae
AK		 3326 break;
3327 }
82c643ff 3328 case QEMU_OPTION_serial:
998bbd74
GH		 3329 add_device_config(DEV_SERIAL, optarg);
3330 default_serial = 0;
18141ed6
JK		 3331 if (strncmp(optarg, "mon:", 4) == 0) {
3332 default_monitor = 0;
3333 }
82c643ff 3334 break;
9dd986cc 3335 case QEMU_OPTION_watchdog:
09aaa160
MA		 3336 if (watchdog) {
3337 fprintf(stderr,
3338 "qemu: only one watchdog option may be given\n");
3339 return 1;
3340 }
3341 watchdog = optarg;
9dd986cc
RJ		 3342 break;
3343 case QEMU_OPTION_watchdog_action:
3344 if (select_watchdog_action(optarg) == -1) {
3345 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3346 exit(1);
3347 }
3348 break;
51ecf136 3349 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3350 add_device_config(DEV_VIRTCON, optarg);
3351 default_virtcon = 0;
18141ed6
JK		 3352 if (strncmp(optarg, "mon:", 4) == 0) {
3353 default_monitor = 0;
3354 }
51ecf136 3355 break;
6508fe59 3356 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3357 add_device_config(DEV_PARALLEL, optarg);
3358 default_parallel = 0;
18141ed6
JK		 3359 if (strncmp(optarg, "mon:", 4) == 0) {
3360 default_monitor = 0;
3361 }
6508fe59 3362 break;
c9f398e5
PA		 3363 case QEMU_OPTION_debugcon:
3364 add_device_config(DEV_DEBUGCON, optarg);
3365 break;
99efa84d
MA		 3366 case QEMU_OPTION_loadvm:
3367 loadvm = optarg;
3368 break;
d63d307f
FB		 3369 case QEMU_OPTION_full_screen:
3370 full_screen = 1;
3371 break;
43523e93
TS		 3372 case QEMU_OPTION_no_frame:
3373 no_frame = 1;
3374 break;
3780e197
TS		 3375 case QEMU_OPTION_alt_grab:
3376 alt_grab = 1;
3377 break;
0ca9f8a4
DK		 3378 case QEMU_OPTION_ctrl_grab:
3379 ctrl_grab = 1;
3380 break;
667accab
TS		 3381 case QEMU_OPTION_no_quit:
3382 no_quit = 1;
3383 break;
7d957bd8 3384 case QEMU_OPTION_sdl:
24f6ff86 3385#ifdef CONFIG_SDL
993fbfdb 3386 display_type = DT_SDL;
7d957bd8 3387 break;
58fc096c 3388#else
58fc096c
JS		 3389 fprintf(stderr, "SDL support is disabled\n");
3390 exit(1);
667accab 3391#endif
f7cce898 3392 case QEMU_OPTION_pidfile:
93815bc2 3393 pid_file = optarg;
f7cce898 3394 break;
a09db21f
FB		 3395 case QEMU_OPTION_win2k_hack:
3396 win2k_install_hack = 1;
3397 break;
433acf0d
JK		 3398 case QEMU_OPTION_rtc_td_hack: {
3399 static GlobalProperty slew_lost_ticks[] = {
3400 {
3401 .driver = "mc146818rtc",
3402 .property = "lost_tick_policy",
3403 .value = "slew",
3404 },
3405 { /* end of list */ }
3406 };
3407
3408 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3409 break;
433acf0d 3410 }
8a92ea2f 3411 case QEMU_OPTION_acpitable:
0c764a9d 3412 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3413 if (!opts) {
3414 exit(1);
3415 }
0c764a9d 3416 do_acpitable_option(opts);
8a92ea2f 3417 break;
b6f6e3d3 3418 case QEMU_OPTION_smbios:
4f953d2f 3419 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3420 if (!opts) {
3421 exit(1);
3422 }
4f953d2f 3423 do_smbios_option(opts);
b6f6e3d3 3424 break;
7ba1e619 3425 case QEMU_OPTION_enable_kvm:
303d4e86 3426 olist = qemu_find_opts("machine");
303d4e86
AP		 3427 qemu_opts_parse(olist, "accel=kvm", 0);
3428 break;
364c3e6b 3429 case QEMU_OPTION_M:
303d4e86
AP		 3430 case QEMU_OPTION_machine:
3431 olist = qemu_find_opts("machine");
9052ea6b 3432 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3433 if (!opts) {
303d4e86
AP		 3434 exit(1);
3435 }
7ba1e619 3436 break;
a0dac021
JK		 3437 case QEMU_OPTION_no_kvm:
3438 olist = qemu_find_opts("machine");
3439 qemu_opts_parse(olist, "accel=tcg", 0);
3440 break;
4086bde8
JK		 3441 case QEMU_OPTION_no_kvm_pit: {
3442 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3443 "separately.\n");
3444 break;
3445 }
c21fb4f8
JK		 3446 case QEMU_OPTION_no_kvm_pit_reinjection: {
3447 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3448 {
3449 .driver = "kvm-pit",
3450 .property = "lost_tick_policy",
3451 .value = "discard",
3452 },
3453 { /* end of list */ }
3454 };
3455
3456 fprintf(stderr, "Warning: option deprecated, use "
3457 "lost_tick_policy property of kvm-pit instead.\n");
3458 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3459 break;
3460 }
bb36d470 3461 case QEMU_OPTION_usb:
fa5358c6
PM		 3462 olist = qemu_find_opts("machine");
3463 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3464 break;
a594cfbf 3465 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3466 olist = qemu_find_opts("machine");
3467 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3468 add_device_config(DEV_USB, optarg);
3469 break;
3470 case QEMU_OPTION_device:
3329f07b 3471 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3472 exit(1);
3473 }
a594cfbf 3474 break;
6a00d601 3475 case QEMU_OPTION_smp:
12b7f57e 3476 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3477 exit(1);
3478 }
6a00d601 3479 break;
99efa84d 3480 case QEMU_OPTION_vnc:
821601ea 3481#ifdef CONFIG_VNC
4db14629
GH		 3482 if (vnc_parse_func(optarg) == NULL) {
3483 exit(1);
3484 }
821601ea
JS		 3485#else
3486 fprintf(stderr, "VNC support is disabled\n");
3487 exit(1);
3488#endif
3489 break;
6515b203
FB		 3490 case QEMU_OPTION_no_acpi:
3491 acpi_enabled = 0;
3492 break;
16b29ae1
AL		 3493 case QEMU_OPTION_no_hpet:
3494 no_hpet = 1;
3495 break;
7d4c3d53
MA		 3496 case QEMU_OPTION_balloon:
3497 if (balloon_parse(optarg) < 0) {
3498 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3499 exit(1);
3500 }
df97b920 3501 break;
d1beab82
FB		 3502 case QEMU_OPTION_no_reboot:
3503 no_reboot = 1;
3504 break;
b2f76161
AJ		 3505 case QEMU_OPTION_no_shutdown:
3506 no_shutdown = 1;
3507 break;
9467cd46
AZ		 3508 case QEMU_OPTION_show_cursor:
3509 cursor_hide = 0;
3510 break;
8fcb1b90
BS		 3511 case QEMU_OPTION_uuid:
3512 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3513 fprintf(stderr, "Fail to parse UUID string."
3514 " Wrong format.\n");
3515 exit(1);
3516 }
fc3b3295 3517 qemu_uuid_set = true;
8fcb1b90 3518 break;
99efa84d
MA		 3519 case QEMU_OPTION_option_rom:
3520 if (nb_option_roms >= MAX_OPTION_ROMS) {
3521 fprintf(stderr, "Too many option ROMs\n");
3522 exit(1);
3523 }
2e55e842 3524 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3525 if (!opts) {
3526 exit(1);
3527 }
2e55e842
GN		 3528 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3529 option_rom[nb_option_roms].bootindex =
3530 qemu_opt_get_number(opts, "bootindex", -1);
3531 if (!option_rom[nb_option_roms].name) {
3532 fprintf(stderr, "Option ROM file is not specified\n");
3533 exit(1);
3534 }
99efa84d
MA		 3535 nb_option_roms++;
3536 break;
8e71621f
PB		 3537 case QEMU_OPTION_semihosting:
3538 semihosting_enabled = 1;
a38bb079
LI		 3539 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3540 break;
3541 case QEMU_OPTION_semihosting_config:
3542 semihosting_enabled = 1;
3543 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3544 optarg, 0);
3545 if (opts != NULL) {
3546 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3547 true);
3548 const char *target = qemu_opt_get(opts, "target");
3549 if (target != NULL) {
3550 if (strcmp("native", target) == 0) {
3551 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3552 } else if (strcmp("gdb", target) == 0) {
3553 semihosting_target = SEMIHOSTING_TARGET_GDB;
3554 } else if (strcmp("auto", target) == 0) {
3555 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3556 } else {
3557 fprintf(stderr, "Unsupported semihosting-config"
3558 " %s\n",
3559 optarg);
3560 exit(1);
3561 }
3562 } else {
3563 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3564 }
3565 } else {
3566 fprintf(stderr, "Unsupported semihosting-config %s\n",
3567 optarg);
3568 exit(1);
3569 }
8e71621f 3570 break;
88eed34a
JK		 3571 case QEMU_OPTION_tdf:
3572 fprintf(stderr, "Warning: user space PIT time drift fix "
3573 "is no longer supported.\n");
3574 break;
c35734b2 3575 case QEMU_OPTION_name:
5d12f961
DDAG		 3576 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3577 if (!opts) {
3578 exit(1);
3579 }
c35734b2 3580 break;
66508601
BS		 3581 case QEMU_OPTION_prom_env:
3582 if (nb_prom_envs >= MAX_PROM_ENVS) {
3583 fprintf(stderr, "Too many prom variables\n");
3584 exit(1);
3585 }
3586 prom_envs[nb_prom_envs] = optarg;
3587 nb_prom_envs++;
3588 break;
2b8f2d41
AZ		 3589 case QEMU_OPTION_old_param:
3590 old_param = 1;
05ebd537 3591 break;
f3dcfada 3592 case QEMU_OPTION_clock:
6d327171
AB		 3593 /* Clock options no longer exist. Keep this option for
3594 * backward compatibility.
3595 */
f3dcfada 3596 break;
7e0af5d0 3597 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3598 configure_rtc_date_offset(optarg, 1);
3599 break;
3600 case QEMU_OPTION_rtc:
3329f07b 3601 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3602 if (!opts) {
1ed2fc1f 3603 exit(1);
7e0af5d0 3604 }
1ed2fc1f 3605 configure_rtc(opts);
7e0af5d0 3606 break;
26a5f13b 3607 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3608 tcg_tb_size = strtol(optarg, NULL, 0);
3609 if (tcg_tb_size < 0) {
3610 tcg_tb_size = 0;
3611 }
26a5f13b 3612 break;
2e70f6ef 3613 case QEMU_OPTION_icount:
1ad9580b
ST		 3614 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3615 optarg, 1);
3616 if (!icount_opts) {
3617 exit(1);
3618 }
2e70f6ef 3619 break;
5bb7910a 3620 case QEMU_OPTION_incoming:
7c76235a
DDAG		 3621 if (!incoming) {
3622 runstate_set(RUN_STATE_INMIGRATE);
3623 }
5bb7910a
AL		 3624 incoming = optarg;
3625 break;
d8c208dd 3626 case QEMU_OPTION_nodefaults:
d44229c5 3627 has_defaults = 0;
d8c208dd 3628 break;
e37630ca 3629 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3630 if (!(xen_available())) {
3631 printf("Option %s not supported for this target\n", popt->name);
3632 exit(1);
3633 }
e37630ca
AL		 3634 xen_domid = atoi(optarg);
3635 break;
3636 case QEMU_OPTION_xen_create:
ad96090a
BS		 3637 if (!(xen_available())) {
3638 printf("Option %s not supported for this target\n", popt->name);
3639 exit(1);
3640 }
e37630ca
AL		 3641 xen_mode = XEN_CREATE;
3642 break;
3643 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3644 if (!(xen_available())) {
3645 printf("Option %s not supported for this target\n", popt->name);
3646 exit(1);
3647 }
e37630ca
AL		 3648 xen_mode = XEN_ATTACH;
3649 break;
ab6540d5 3650 case QEMU_OPTION_trace:
e4858974 3651 {
ab6540d5 3652 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3653 if (!opts) {
3654 exit(1);
ab6540d5 3655 }
23d15e86 3656 trace_events = qemu_opt_get(opts, "events");
e4858974 3657 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3658 break;
e4858974 3659 }
715a664a
GH		 3660 case QEMU_OPTION_readconfig:
3661 {
dcfb0939
KW		 3662 int ret = qemu_read_config_file(optarg);
3663 if (ret < 0) {
3664 fprintf(stderr, "read config %s: %s\n", optarg,
3665 strerror(-ret));
715a664a
GH		 3666 exit(1);
3667 }
715a664a
GH		 3668 break;
3669 }
29b0040b
GH		 3670 case QEMU_OPTION_spice:
3671 olist = qemu_find_opts("spice");
3672 if (!olist) {
3673 fprintf(stderr, "spice is not supported by this qemu build.\n");
3674 exit(1);
3675 }
3676 opts = qemu_opts_parse(olist, optarg, 0);
3677 if (!opts) {
29b0040b
GH		 3678 exit(1);
3679 }
f963e4d0 3680 display_remote++;
29b0040b 3681 break;
715a664a
GH		 3682 case QEMU_OPTION_writeconfig:
3683 {
3684 FILE *fp;
3685 if (strcmp(optarg, "-") == 0) {
3686 fp = stdout;
3687 } else {
3688 fp = fopen(optarg, "w");
3689 if (fp == NULL) {
3690 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3691 exit(1);
3692 }
3693 }
3694 qemu_config_write(fp);
7fb8b5d9
CG		 3695 if (fp != stdout) {
3696 fclose(fp);
3697 }
715a664a
GH		 3698 break;
3699 }
c7f0f3b1
AL		 3700 case QEMU_OPTION_qtest:
3701 qtest_chrdev = optarg;
3702 break;
3703 case QEMU_OPTION_qtest_log:
3704 qtest_log = optarg;
3705 break;
7d76ad4f
EO		 3706 case QEMU_OPTION_sandbox:
3707 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3708 if (!opts) {
49295ebc 3709 exit(1);
7d76ad4f
EO		 3710 }
3711 break;
587ed6be
CB		 3712 case QEMU_OPTION_add_fd:
3713#ifndef _WIN32
3714 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3715 if (!opts) {
49295ebc 3716 exit(1);
587ed6be
CB		 3717 }
3718#else
3719 error_report("File descriptor passing is disabled on this "
3720 "platform");
3721 exit(1);
3722#endif
3723 break;
68d98d3e
AL		 3724 case QEMU_OPTION_object:
3725 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3726 if (!opts) {
3727 exit(1);
3728 }
68d98d3e 3729 break;
888a6bc6
SM		 3730 case QEMU_OPTION_realtime:
3731 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3732 if (!opts) {
3733 exit(1);
3734 }
28d16f38 3735 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3736 break;
5e2ac519
SA		 3737 case QEMU_OPTION_msg:
3738 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3739 if (!opts) {
3740 exit(1);
3741 }
3742 configure_msg(opts);
3743 break;
abfd9ce3 3744 case QEMU_OPTION_dump_vmstate:
522abf69
GA		 3745 if (vmstate_dump_file) {
3746 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3747 "option may be given\n");
3748 exit(1);
3749 }
abfd9ce3
AS		 3750 vmstate_dump_file = fopen(optarg, "w");
3751 if (vmstate_dump_file == NULL) {
3752 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3753 exit(1);
3754 }
3755 break;
59a5264b
JS		 3756 default:
3757 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3758 }
0824d6fc
FB		 3759 }
3760 }
364c3e6b
MA		 3761
3762 opts = qemu_get_machine_opts();
3763 optarg = qemu_opt_get(opts, "type");
3764 if (optarg) {
3765 machine_class = machine_parse(optarg);
3766 }
3767
3b9985e9
MA		 3768 set_memory_options(&ram_slots, &maxram_size);
3769
0f0bc3f1 3770 loc_set_none();
c235d738 3771
2d9c2725
IM		 3772 os_daemonize();
3773
2f78e491 3774 if (qemu_init_main_loop(&main_loop_err)) {
565f65d2 3775 error_report_err(main_loop_err);
1c53786f
PB		 3776 exit(1);
3777 }
3778
7d76ad4f
EO		 3779 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3780 exit(1);
3781 }
3782
5b9d313e
DDAG		 3783 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3784 exit(1);
3785 }
3786
587ed6be
CB		 3787#ifndef _WIN32
3788 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3789 exit(1);
3790 }
3791
3792 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3793 exit(1);
3794 }
3795#endif
3796
0056ae24 3797 if (machine_class == NULL) {
a7a5544a
PM		 3798 fprintf(stderr, "No machine specified, and there is no default.\n"
3799 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3800 exit(1);
3801 }
3802
0056ae24
MA		 3803 current_machine = MACHINE(object_new(object_class_get_name(
3804 OBJECT_CLASS(machine_class))));
52eb3dfd
MA		 3805 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3806 exit(0);
3807 }
0056ae24
MA		 3808 object_property_add_child(object_get_root(), "machine",
3809 OBJECT(current_machine), &error_abort);
b5c2c3d0 3810 cpu_exec_init_all();
0056ae24 3811
958db90c
MA		 3812 if (machine_class->hw_version) {
3813 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3814 }
3815
ecf40bea
EH		 3816 /* Init CPU def lists, based on config
3817 * - Must be called after all the qemu_read_config_file() calls
3818 * - Must be called before list_cpus()
3819 * - Must be called before machine->init()
3820 */
3821 cpudef_init();
3822
c8057f95 3823 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3824 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3825 exit(0);
3826 }
3827
c235d738
MF		 3828 /* Open the logfile at this point, if necessary. We can't open the logfile
3829 * when encountering either of the logging options (-d or -D) because the
3830 * other one may be encountered later on the command line, changing the
3831 * location or level of logging.
3832 */
3833 if (log_mask) {
b946bffa 3834 int mask;
c235d738 3835 if (log_file) {
9a7e5424 3836 qemu_set_log_filename(log_file);
c235d738 3837 }
b946bffa
PM		 3838
3839 mask = qemu_str_to_log_mask(log_mask);
3840 if (!mask) {
3841 qemu_print_log_usage(stdout);
3842 exit(1);
3843 }
3844 qemu_set_log(mask);
c235d738 3845 }
330d0414 3846
8a745f2a 3847 if (!is_daemonized()) {
5b808275 3848 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3849 exit(1);
3850 }
31d3c9b8 3851 }
0b5538c3 3852
5cea8590
PB		 3853 /* If no data_dir is specified then try to find it relative to the
3854 executable path. */
4524051c 3855 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3856 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3857 if (data_dir[data_dir_idx] != NULL) {
3858 data_dir_idx++;
3859 }
5cea8590 3860 }
60474fb5 3861 /* If all else fails use the install path specified when building. */
4524051c
GH		 3862 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3863 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3864 }
3865
12b7f57e 3866 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3867
958db90c 3868 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
c00cd995 3869 if (max_cpus > machine_class->max_cpus) {
b2097003 3870 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
c00cd995 3871 "supported by machine `%s' (%d)\n", max_cpus,
958db90c 3872 machine_class->name, machine_class->max_cpus);
b2097003
AL		 3873 exit(1);
3874 }
3875
67b724e6
AP		 3876 /*
3877 * Get the default machine options from the machine if it is not already
3878 * specified either by the configuration file or by the command line.
3879 */
958db90c 3880 if (machine_class->default_machine_opts) {
25de5935 3881 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 3882 machine_class->default_machine_opts, 0);
67b724e6
AP		 3883 }
3884
3329f07b
GH		 3885 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3886 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3887
d44229c5
MW		 3888 if (!vga_model && !default_vga) {
3889 vga_interface_type = VGA_DEVICE;
3890 }
958db90c 3891 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 3892 default_serial = 0;
3893 }
958db90c 3894 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 3895 default_parallel = 0;
3896 }
958db90c 3897 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 3898 default_virtcon = 0;
3899 }
958db90c 3900 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 3901 default_sclp = 0;
3902 }
958db90c 3903 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 3904 default_floppy = 0;
3905 }
958db90c 3906 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 3907 default_cdrom = 0;
3908 }
958db90c 3909 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 3910 default_sdcard = 0;
3911 }
d44229c5
MW		 3912 if (!has_defaults) {
3913 default_monitor = 0;
3914 default_net = 0;
3915 default_vga = 0;
3916 }
986c5f78 3917
ab51b1d5
MT		 3918 if (is_daemonized()) {
3919 /* According to documentation and historically, -nographic redirects
3920 * serial port, parallel port and monitor to stdio, which does not work
3921 * with -daemonize. We can redirect these to null instead, but since
3922 * -nographic is legacy, let's just error out.
3923 * We disallow -nographic only if all other ports are not redirected
3924 * explicitly, to not break existing legacy setups which uses
3925 * -nographic _and_ redirects all ports explicitly - this is valid
3926 * usage, -nographic is just a no-op in this case.
3927 */
3928 if (display_type == DT_NOGRAPHIC
3929 && (default_parallel || default_serial
3930 || default_monitor || default_virtcon)) {
3931 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3932 exit(1);
3933 }
3934#ifdef CONFIG_CURSES
3935 if (display_type == DT_CURSES) {
3936 fprintf(stderr, "curses display can not be used with -daemonize\n");
3937 exit(1);
3938 }
3939#endif
3940 }
3941
993fbfdb 3942 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 3943 if (default_parallel)
3944 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 3945 if (default_serial && default_monitor) {
3946 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 3947 } else if (default_virtcon && default_monitor) {
3948 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 3949 } else if (default_sclp && default_monitor) {
3950 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 3951 } else {
3952 if (default_serial)
3953 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 3954 if (default_virtcon)
3955 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 3956 if (default_sclp) {
3957 add_device_config(DEV_SCLP, "stdio");
3958 }
e1c09175 3959 if (default_monitor)
4821cd4c 3960 monitor_parse("stdio", "readline", false);
e1c09175 3961 }
998bbd74
GH		 3962 } else {
3963 if (default_serial)
3964 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 3965 if (default_parallel)
3966 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3967 if (default_monitor)
4821cd4c 3968 monitor_parse("vc:80Cx24C", "readline", false);
38536da1
AG		 3969 if (default_virtcon)
3970 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 3971 if (default_sclp) {
3972 add_device_config(DEV_SCLP, "vc:80Cx24C");
3973 }
bc0129d9
AL		 3974 }
3975
006decd4
GH		 3976#if defined(CONFIG_VNC)
3977 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
3978 display_remote++;
3979 }
3980#endif
15546425
AL		 3981 if (display_type == DT_DEFAULT && !display_remote) {
3982#if defined(CONFIG_GTK)
3983 display_type = DT_GTK;
3984#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3985 display_type = DT_SDL;
3986#elif defined(CONFIG_VNC)
4db14629 3987 vnc_parse_func("localhost:0,to=99,id=default");
15546425
AL		 3988 show_vnc_port = 1;
3989#else
3990 display_type = DT_NONE;
3991#endif
3992 }
3993
047d4e15
PW		 3994 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3995 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3996 "for SDL, ignoring option\n");
3997 }
3998 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3999 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4000 "ignoring option\n");
4001 }
4002
15546425
AL		 4003#if defined(CONFIG_GTK)
4004 if (display_type == DT_GTK) {
4005 early_gtk_display_init();
4006 }
4007#endif
4008
a5829fd9
T		 4009 socket_init();
4010
3329f07b 4011 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4012 exit(1);
758e8e38 4013#ifdef CONFIG_VIRTFS
3329f07b 4014 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4015 exit(1);
4016 }
4017#endif
1a688d3b 4018
aa26bb2d 4019 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
fee78fd6 4020 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 4021 exit(1);
4022 }
4023
3d1d9652
BR		 4024 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4025 != 0) {
4026 exit(0);
4027 }
4028
7b71758d
PB		 4029 if (qemu_opts_foreach(qemu_find_opts("object"),
4030 object_create, NULL, 0) != 0) {
4031 exit(1);
4032 }
4033
6b1b1440 4034 machine_opts = qemu_get_machine_opts();
d2659e27 4035 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4036 1) < 0) {
4037 object_unref(OBJECT(current_machine));
4038 exit(1);
4039 }
4040
f6a1ef64 4041 configure_accelerator(current_machine);
214910a7 4042
d4fce24f 4043 if (qtest_chrdev) {
23802b4f
FZ		 4044 Error *local_err = NULL;
4045 qtest_init(qtest_chrdev, qtest_log, &local_err);
4046 if (local_err) {
565f65d2 4047 error_report_err(local_err);
23802b4f
FZ		 4048 exit(1);
4049 }
a907cf59
EI		 4050 }
4051
2ff3de68
MA		 4052 machine_opts = qemu_get_machine_opts();
4053 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4054 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4055 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4056 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4057
8281abd5
MA		 4058 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4059 if (opts) {
703008e8 4060 Error *local_err = NULL;
8281abd5 4061
f05f47bb
GA		 4062 boot_order = qemu_opt_get(opts, "order");
4063 if (boot_order) {
4064 validate_bootdevices(boot_order, &local_err);
703008e8 4065 if (local_err) {
565f65d2 4066 error_report_err(local_err);
703008e8
GA		 4067 exit(1);
4068 }
8281abd5
MA		 4069 }
4070
f05f47bb
GA		 4071 boot_once = qemu_opt_get(opts, "once");
4072 if (boot_once) {
4073 validate_bootdevices(boot_once, &local_err);
703008e8 4074 if (local_err) {
565f65d2 4075 error_report_err(local_err);
703008e8
GA		 4076 exit(1);
4077 }
8281abd5
MA		 4078 }
4079
4080 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4081 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4082 }
4083
f05f47bb
GA		 4084 if (!boot_order) {
4085 boot_order = machine_class->default_boot_order;
4086 }
4087
a0abe474
PM		 4088 if (!kernel_cmdline) {
4089 kernel_cmdline = "";
6b1b1440 4090 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4091 }
4092
a20dd508 4093 linux_boot = (kernel_filename != NULL);
6c41b272 4094
f8d39c01
TS		 4095 if (!linux_boot && *kernel_cmdline != '\0') {
4096 fprintf(stderr, "-append only allowed with -kernel option\n");
4097 exit(1);
4098 }
4099
4100 if (!linux_boot && initrd_filename != NULL) {
4101 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4102 exit(1);
4103 }
4104
2ff3de68 4105 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4106 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4107 exit(1);
4108 }
4109
9156d763 4110 os_set_line_buffering();
3b46e624 4111
ad1be899
AL		 4112#ifdef CONFIG_SPICE
4113 /* spice needs the timers to be initialized by this point */
4114 qemu_spice_init();
4115#endif
4116
4603ea01 4117 cpu_ticks_init();
1ad9580b
ST		 4118 if (icount_opts) {
4119 if (kvm_enabled() || xen_enabled()) {
4120 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4121 exit(1);
4122 }
4123 configure_icount(icount_opts, &error_abort);
4124 qemu_opts_del(icount_opts);
0abe905d 4125 }
634fce96 4126
f30dbae6
AK		 4127 /* clean up network at qemu process termination */
4128 atexit(&net_cleanup);
4129
dc1c9fe8
MM		 4130 if (net_init_clients() < 0) {
4131 exit(1);
702c651c 4132 }
f1510b2c 4133
d1a0cf73
SB		 4134#ifdef CONFIG_TPM
4135 if (tpm_init() < 0) {
4136 exit(1);
4137 }
4138#endif
4139
dc72ac14 4140 /* init the bluetooth world */
bd3c948d
GH		 4141 if (foreach_device_config(DEV_BT, bt_parse))
4142 exit(1);
dc72ac14 4143
834e76ea
AP		 4144 if (!xen_enabled()) {
4145 /* On 32-bit hosts, QEMU is limited by virtual address space */
4146 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4147 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4148 exit(1);
4149 }
4150 }
9ae02555 4151
c163b5ca 4152 blk_mig_init();
0d6ab3ab 4153 ram_mig_init();
c163b5ca 4154
16026518
JS		 4155 /* If the currently selected machine wishes to override the units-per-bus
4156 * property of its default HBA interface type, do so now. */
4157 if (machine_class->units_per_default_bus) {
4158 override_max_devs(machine_class->block_default_type,
4159 machine_class->units_per_default_bus);
4160 }
4161
e4bcb14c 4162 /* open the virtual block devices */
9dfd7c7a 4163 if (snapshot)
3329f07b 4164 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4165 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4166 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4167 exit(1);
2d0d2837 4168 }
3e3d5815 4169
958db90c 4170 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4171 CDROM_OPTS);
4172 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4173 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4174
57924bcd 4175 parse_numa_opts(machine_class);
268a362c 4176
3329f07b 4177 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4178 exit(1);
4179 }
4180
998bbd74
GH		 4181 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4182 exit(1);
6a5e8b0e
GH		 4183 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4184 exit(1);
aee1b935
GH		 4185 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4186 exit(1);
3ef669e1
AG		 4187 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4188 exit(1);
4189 }
c9f398e5
PA		 4190 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4191 exit(1);
2796dae0 4192
7f1b17f2 4193 /* If no default VGA is requested, the default is "none". */
3605ded5 4194 if (default_vga) {
6f00494a
GH		 4195 if (machine_class->default_display) {
4196 vga_model = machine_class->default_display;
4197 } else if (cirrus_vga_available()) {
3605ded5
AJ		 4198 vga_model = "cirrus";
4199 } else if (vga_available()) {
4200 vga_model = "std";
4201 }
a369da5f 4202 }
d44229c5
MW		 4203 if (vga_model) {
4204 select_vgahw(vga_model);
4205 }
a369da5f 4206
09aaa160
MA		 4207 if (watchdog) {
4208 i = select_watchdog(watchdog);
4209 if (i > 0)
4210 exit (i == 1 ? 1 : 0);
4211 }
4212
958db90c
MA		 4213 if (machine_class->compat_props) {
4214 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4215 }
d0fef6fb
GH		 4216 qemu_add_globals();
4217
1de81d28
AL		 4218 qdev_machine_init();
4219
3ef96221 4220 current_machine->ram_size = ram_size;
c270fb9e
IM		 4221 current_machine->maxram_size = maxram_size;
4222 current_machine->ram_slots = ram_slots;
3ef96221 4223 current_machine->boot_order = boot_order;
3ef96221
MA		 4224 current_machine->cpu_model = cpu_model;
4225
4226 machine_class->init(current_machine);
3023f332 4227
28d16f38
HZ		 4228 realtime_init();
4229
b3e6d591
PB		 4230 audio_init();
4231
ea375f9a 4232 cpu_synchronize_all_post_init();
268a362c 4233
dde11116 4234 numa_post_machine_init();
268a362c 4235
3023f332 4236 /* init USB devices */
de77a243 4237 if (usb_enabled()) {
0752706d
MA		 4238 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4239 exit(1);
3023f332
AL		 4240 }
4241
bd3c948d 4242 /* init generic devices */
3329f07b 4243 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4244 exit(1);
4245
a66c9dc7
JS		 4246 /* Did we create any drives that we failed to create a device for? */
4247 drive_check_orphaned();
4248
668680f7
MA		 4249 net_check_clients();
4250
f05f47bb
GA		 4251 if (boot_once) {
4252 Error *local_err = NULL;
4253 qemu_boot_set(boot_once, &local_err);
4254 if (local_err) {
4255 error_report("%s", error_get_pretty(local_err));
4256 exit(1);
4257 }
4258 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4259 }
4260
64840c66 4261 ds = init_displaystate();
993fbfdb 4262
6b62dc2d 4263 /* init local displays */
993fbfdb
AL		 4264 switch (display_type) {
4265 case DT_NOGRAPHIC:
8111d028 4266 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4267 break;
4d3b6f6e 4268#if defined(CONFIG_CURSES)
993fbfdb 4269 case DT_CURSES:
ab51b1d5 4270 curses_display_init(ds, full_screen);
993fbfdb 4271 break;
4d3b6f6e 4272#endif
5b0753e0 4273#if defined(CONFIG_SDL)
993fbfdb
AL		 4274 case DT_SDL:
4275 sdl_display_init(ds, full_screen, no_frame);
4276 break;
5b0753e0 4277#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4278 case DT_SDL:
4279 cocoa_display_init(ds, full_screen);
4280 break;
15546425
AL		 4281#endif
4282#if defined(CONFIG_GTK)
4283 case DT_GTK:
881249c7 4284 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4285 break;
313aa567 4286#endif
6b62dc2d
GH		 4287 default:
4288 break;
4289 }
4290
0ce235a7
GN		 4291 /* must be after terminal init, SDL library changes signal handlers */
4292 os_setup_signal_handling();
4293
821601ea 4294#ifdef CONFIG_VNC
6b62dc2d 4295 /* init remote displays */
4db14629
GH		 4296 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func, NULL, 0);
4297 if (show_vnc_port) {
4298 printf("VNC server running on `%s'\n",
4299 vnc_display_local_addr("default"));
313aa567 4300 }
821601ea 4301#endif
a3e22260 4302#ifdef CONFIG_SPICE
9fa03286
GH		 4303 if (using_spice) {
4304 qemu_spice_display_init();
a3e22260
GH		 4305 }
4306#endif
5b08fc10 4307
ef0c4a0d 4308 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4309 exit(1);
45669e00 4310 }
45669e00 4311
3418bd25
GH		 4312 qdev_machine_creation_done();
4313
15ff7705
GH		 4314 if (rom_load_all() != 0) {
4315 fprintf(stderr, "rom loading failed\n");
4316 exit(1);
4317 }
45a50b16 4318
80376c3f
IY		 4319 /* TODO: once all bus devices are qdevified, this should be done
4320 * when bus is created by qdev.c */
4321 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4322 qemu_run_machine_init_done_notifiers();
4323
d916b464
MT		 4324 /* Done notifiers can load ROMs */
4325 rom_load_done();
4326
e063eb1f 4327 qemu_system_reset(VMRESET_SILENT);
05f2401e 4328 if (loadvm) {
03cd4655 4329 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4330 autostart = 0;
4331 }
4332 }
d63d307f 4333
d828c430 4334 qdev_prop_check_globals();
abfd9ce3
AS		 4335 if (vmstate_dump_file) {
4336 /* dump and exit */
4337 dump_vmstate_json_to_file(vmstate_dump_file);
4338 return 0;
4339 }
9f9260a3 4340
2bb8c10c 4341 if (incoming) {
43eaae28
PB		 4342 Error *local_err = NULL;
4343 qemu_start_incoming_migration(incoming, &local_err);
4344 if (local_err) {
4a44d85e
SA		 4345 error_report("-incoming %s: %s", incoming,
4346 error_get_pretty(local_err));
43eaae28
PB		 4347 error_free(local_err);
4348 exit(1);
8ca5e801 4349 }
6b99dadc 4350 } else if (autostart) {
c0f4ce77 4351 vm_start();
6b99dadc 4352 }
ffd843bc 4353
eb505be1 4354 os_setup_post();
71e3ceb8 4355
8a745f2a 4356 if (is_daemonized()) {
5b808275 4357 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4358 exit(1);
4359 }
4360 }
4361
8a7ddc38 4362 main_loop();
99435906
PB		 4363 bdrv_close_all();
4364 pause_all_vcpus();
3d3b8303 4365 res_free();
d1a0cf73
SB		 4366#ifdef CONFIG_TPM
4367 tpm_cleanup();
4368#endif
b46a8906 4369
0824d6fc
FB		 4370 return 0;
4371}
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