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libqtest: escape strings in QMP commands, fix leak
[mirror_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"
64#include "hw/usb.h"
65#include "hw/pcmcia.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
9c17d615 80#include "sysemu/sysemu.h"
022c62cb 81#include "exec/gdbstub.h"
1de7afc9 82#include "qemu/timer.h"
dccfcd0e 83#include "sysemu/char.h"
b33276a7 84#include "qemu/bitmap.h"
9c17d615 85#include "sysemu/blockdev.h"
0d09e41a 86#include "hw/block/block.h"
caf71f86 87#include "migration/block.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
511d2b14 90#include "audio/audio.h"
caf71f86 91#include "migration/migration.h"
9c17d615 92#include "sysemu/kvm.h"
7b1b5d19 93#include "qapi/qmp/qjson.h"
1de7afc9
PB		 94#include "qemu/option.h"
95#include "qemu/config-file.h"
59a5264b 96#include "qemu-options.h"
1fa9a5e4 97#include "qmp-commands.h"
1de7afc9 98#include "qemu/main-loop.h"
758e8e38 99#ifdef CONFIG_VIRTFS
74db920c
GS		 100#include "fsdev/qemu-fsdev.h"
101#endif
9c17d615 102#include "sysemu/qtest.h"
511d2b14 103
76cad711 104#include "disas/disas.h"
fc01f7e7 105
511d2b14 106
d918f23e 107#include "slirp/libslirp.h"
511d2b14 108
94b0b5ff 109#include "trace.h"
e4858974 110#include "trace/control.h"
1de7afc9 111#include "qemu/queue.h"
9c17d615
PB		 112#include "sysemu/cpus.h"
113#include "sysemu/arch_init.h"
1de7afc9 114#include "qemu/osdep.h"
72cf2d4f 115
29b0040b 116#include "ui/qemu-spice.h"
68d98d3e 117#include "qapi/string-input-visitor.h"
c4090f8e 118#include "qapi/opts-visitor.h"
84321831
WX		 119#include "qom/object_interfaces.h"
120#include "qapi-event.h"
29b0040b 121
1bfe856e 122#define DEFAULT_RAM_SIZE 128
313aa567 123
98b19252 124#define MAX_VIRTIO_CONSOLES 1
3ef669e1 125#define MAX_SCLP_CONSOLES 1
98b19252 126
4524051c
GH		 127static const char *data_dir[16];
128static int data_dir_idx;
1192dad8 129const char *bios_name = NULL;
cb5a7aa8 130enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 131DisplayType display_type = DT_DEFAULT;
4fdcac0e 132static int display_remote;
3d11d0eb 133const char* keyboard_layout = NULL;
c227f099 134ram_addr_t ram_size;
c902760f 135const char *mem_path = NULL;
c902760f 136int mem_prealloc = 0; /* force preallocation of physical target memory */
c4b1fcc0 137int nb_nics;
7c9d8e07 138NICInfo nd_table[MAX_NICS];
d399f677 139int autostart;
f6503059
AZ		 140static int rtc_utc = 1;
141static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 142QEMUClockType rtc_clock;
64465297 143int vga_interface_type = VGA_NONE;
dbed7e40
BS		 144static int full_screen = 0;
145static int no_frame = 0;
667accab 146int no_quit = 0;
881249c7
JK		 147#ifdef CONFIG_GTK
148static bool grab_on_hover;
149#endif
8d11df9e 150CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 151CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 152CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 153CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 154int win2k_install_hack = 0;
1b530a6d 155int singlestep = 0;
6a00d601 156int smp_cpus = 1;
6be68d7e 157int max_cpus = 0;
dc6b1c09
AP		 158int smp_cores = 1;
159int smp_threads = 1;
821601ea 160#ifdef CONFIG_VNC
73fc9742 161const char *vnc_display;
821601ea 162#endif
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;
6f2bfda3 181static bool 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
1ca4d09a
GN		 186typedef struct FWBootEntry FWBootEntry;
187
188struct FWBootEntry {
189 QTAILQ_ENTRY(FWBootEntry) link;
190 int32_t bootindex;
191 DeviceState *dev;
192 char *suffix;
193};
194
4fdcac0e
BS		 195static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
196 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 197
268a362c 198int nb_numa_nodes;
1af878e0 199int max_numa_nodeid;
8c85901e 200NodeInfo numa_info[MAX_NODES];
268a362c 201
8fcb1b90 202uint8_t qemu_uuid[16];
fc3b3295 203bool qemu_uuid_set;
8fcb1b90 204
76e30d0f
JK		 205static QEMUBootSetHandler *boot_set_handler;
206static void *boot_set_opaque;
207
fd42deeb
GH		 208static NotifierList exit_notifiers =
209 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
210
4cab946a
GN		 211static NotifierList machine_init_done_notifiers =
212 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
213
d5286af5 214static bool tcg_allowed = true;
d5286af5 215bool xen_allowed;
d745bef8
BS		 216uint32_t xen_domid;
217enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 218static int tcg_tb_size;
d745bef8 219
d44229c5 220static int has_defaults = 1;
998bbd74 221static int default_serial = 1;
6a5e8b0e 222static int default_parallel = 1;
986c5f78 223static int default_virtcon = 1;
3ef669e1 224static int default_sclp = 1;
abdeed06 225static int default_monitor = 1;
ac33f8fa
GH		 226static int default_floppy = 1;
227static int default_cdrom = 1;
228static int default_sdcard = 1;
7f1b17f2 229static int default_vga = 1;
998bbd74
GH		 230
231static struct {
232 const char *driver;
233 int *flag;
234} default_list[] = {
6a5e8b0e
GH		 235 { .driver = "isa-serial", .flag = &default_serial },
236 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 237 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 238 { .driver = "ide-cd", .flag = &default_cdrom },
239 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 240 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 241 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 242 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
243 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
244 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 245 { .driver = "VGA", .flag = &default_vga },
246 { .driver = "isa-vga", .flag = &default_vga },
247 { .driver = "cirrus-vga", .flag = &default_vga },
248 { .driver = "isa-cirrus-vga", .flag = &default_vga },
249 { .driver = "vmware-svga", .flag = &default_vga },
250 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 251};
252
4d454574
PB		 253static QemuOptsList qemu_rtc_opts = {
254 .name = "rtc",
255 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
256 .desc = {
257 {
258 .name = "base",
259 .type = QEMU_OPT_STRING,
260 },{
261 .name = "clock",
262 .type = QEMU_OPT_STRING,
263 },{
264 .name = "driftfix",
265 .type = QEMU_OPT_STRING,
266 },
267 { /* end of list */ }
268 },
269};
270
271static QemuOptsList qemu_sandbox_opts = {
272 .name = "sandbox",
273 .implied_opt_name = "enable",
274 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
275 .desc = {
276 {
277 .name = "enable",
278 .type = QEMU_OPT_BOOL,
279 },
280 { /* end of list */ }
281 },
282};
283
284static QemuOptsList qemu_trace_opts = {
285 .name = "trace",
286 .implied_opt_name = "trace",
287 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
288 .desc = {
289 {
290 .name = "events",
291 .type = QEMU_OPT_STRING,
292 },{
293 .name = "file",
294 .type = QEMU_OPT_STRING,
295 },
296 { /* end of list */ }
297 },
298};
299
300static QemuOptsList qemu_option_rom_opts = {
301 .name = "option-rom",
302 .implied_opt_name = "romfile",
303 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
304 .desc = {
305 {
306 .name = "bootindex",
307 .type = QEMU_OPT_NUMBER,
308 }, {
309 .name = "romfile",
310 .type = QEMU_OPT_STRING,
311 },
312 { /* end of list */ }
313 },
314};
315
316static QemuOptsList qemu_machine_opts = {
317 .name = "machine",
318 .implied_opt_name = "type",
319 .merge_lists = true,
320 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
321 .desc = {
322 {
323 .name = "type",
324 .type = QEMU_OPT_STRING,
325 .help = "emulated machine"
326 }, {
327 .name = "accel",
328 .type = QEMU_OPT_STRING,
329 .help = "accelerator list",
330 }, {
331 .name = "kernel_irqchip",
332 .type = QEMU_OPT_BOOL,
333 .help = "use KVM in-kernel irqchip",
334 }, {
335 .name = "kvm_shadow_mem",
336 .type = QEMU_OPT_SIZE,
337 .help = "KVM shadow MMU size",
338 }, {
339 .name = "kernel",
340 .type = QEMU_OPT_STRING,
341 .help = "Linux kernel image file",
342 }, {
343 .name = "initrd",
344 .type = QEMU_OPT_STRING,
345 .help = "Linux initial ramdisk file",
346 }, {
347 .name = "append",
348 .type = QEMU_OPT_STRING,
349 .help = "Linux kernel command line",
350 }, {
351 .name = "dtb",
352 .type = QEMU_OPT_STRING,
353 .help = "Linux kernel device tree file",
354 }, {
355 .name = "dumpdtb",
356 .type = QEMU_OPT_STRING,
357 .help = "Dump current dtb to a file and quit",
358 }, {
359 .name = "phandle_start",
c1b71b0c 360 .type = QEMU_OPT_NUMBER,
4d454574
PB		 361 .help = "The first phandle ID we may generate dynamically",
362 }, {
363 .name = "dt_compatible",
364 .type = QEMU_OPT_STRING,
365 .help = "Overrides the \"compatible\" property of the dt root node",
366 }, {
367 .name = "dump-guest-core",
368 .type = QEMU_OPT_BOOL,
369 .help = "Include guest memory in a core dump",
370 }, {
371 .name = "mem-merge",
372 .type = QEMU_OPT_BOOL,
373 .help = "enable/disable memory merge support",
374 },{
375 .name = "usb",
376 .type = QEMU_OPT_BOOL,
377 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 378 },{
379 .name = "firmware",
380 .type = QEMU_OPT_STRING,
381 .help = "firmware image",
135a129a
AK		 382 },{
383 .name = "kvm-type",
384 .type = QEMU_OPT_STRING,
385 .help = "Specifies the KVM virtualization mode (HV, PR)",
c87b1520
DS		 386 },{
387 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
388 .type = QEMU_OPT_SIZE,
389 .help = "maximum ram below the 4G boundary (32bit boundary)",
4d454574
PB		 390 },
391 { /* End of list */ }
392 },
393};
394
395static QemuOptsList qemu_boot_opts = {
396 .name = "boot-opts",
6ef4716c
MA		 397 .implied_opt_name = "order",
398 .merge_lists = true,
4d454574
PB		 399 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
400 .desc = {
4d454574
PB		 401 {
402 .name = "order",
403 .type = QEMU_OPT_STRING,
404 }, {
405 .name = "once",
406 .type = QEMU_OPT_STRING,
407 }, {
408 .name = "menu",
6ef4716c 409 .type = QEMU_OPT_BOOL,
4d454574
PB		 410 }, {
411 .name = "splash",
412 .type = QEMU_OPT_STRING,
413 }, {
414 .name = "splash-time",
415 .type = QEMU_OPT_STRING,
416 }, {
417 .name = "reboot-timeout",
418 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 419 }, {
420 .name = "strict",
e5187b56 421 .type = QEMU_OPT_BOOL,
4d454574
PB		 422 },
423 { /*End of list */ }
424 },
425};
426
427static QemuOptsList qemu_add_fd_opts = {
428 .name = "add-fd",
429 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
430 .desc = {
431 {
432 .name = "fd",
433 .type = QEMU_OPT_NUMBER,
434 .help = "file descriptor of which a duplicate is added to fd set",
435 },{
436 .name = "set",
437 .type = QEMU_OPT_NUMBER,
438 .help = "ID of the fd set to add fd to",
439 },{
440 .name = "opaque",
441 .type = QEMU_OPT_STRING,
442 .help = "free-form string used to describe fd",
443 },
444 { /* end of list */ }
445 },
446};
447
448static QemuOptsList qemu_object_opts = {
449 .name = "object",
450 .implied_opt_name = "qom-type",
451 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
452 .desc = {
453 { }
454 },
455};
456
d1a0cf73
SB		 457static QemuOptsList qemu_tpmdev_opts = {
458 .name = "tpmdev",
459 .implied_opt_name = "type",
460 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
461 .desc = {
bb716238 462 /* options are defined in the TPM backends */
d1a0cf73
SB		 463 { /* end of list */ }
464 },
465};
466
888a6bc6
SM		 467static QemuOptsList qemu_realtime_opts = {
468 .name = "realtime",
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
470 .desc = {
471 {
472 .name = "mlock",
473 .type = QEMU_OPT_BOOL,
474 },
475 { /* end of list */ }
476 },
477};
478
5e2ac519
SA		 479static QemuOptsList qemu_msg_opts = {
480 .name = "msg",
481 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
482 .desc = {
483 {
484 .name = "timestamp",
485 .type = QEMU_OPT_BOOL,
486 },
487 { /* end of list */ }
488 },
489};
490
5d12f961
DDAG		 491static QemuOptsList qemu_name_opts = {
492 .name = "name",
493 .implied_opt_name = "guest",
494 .merge_lists = true,
495 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
496 .desc = {
497 {
498 .name = "guest",
499 .type = QEMU_OPT_STRING,
500 .help = "Sets the name of the guest.\n"
501 "This name will be displayed in the SDL window caption.\n"
502 "The name will also be used for the VNC server",
503 }, {
504 .name = "process",
505 .type = QEMU_OPT_STRING,
506 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 507 }, {
508 .name = "debug-threads",
509 .type = QEMU_OPT_BOOL,
510 .help = "When enabled, name the individual threads; defaults off.\n"
511 "NOTE: The thread names are for debugging and not a\n"
512 "stable API.",
5d12f961
DDAG		 513 },
514 { /* End of list */ }
515 },
516};
517
6e1d3c1c
IM		 518static QemuOptsList qemu_mem_opts = {
519 .name = "memory",
520 .implied_opt_name = "size",
521 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
522 .merge_lists = true,
523 .desc = {
524 {
525 .name = "size",
526 .type = QEMU_OPT_SIZE,
527 },
c270fb9e
IM		 528 {
529 .name = "slots",
530 .type = QEMU_OPT_NUMBER,
531 },
532 {
533 .name = "maxmem",
534 .type = QEMU_OPT_SIZE,
535 },
6e1d3c1c
IM		 536 { /* end of list */ }
537 },
538};
539
7f9d6e54
MA		 540/**
541 * Get machine options
542 *
543 * Returns: machine options (never null).
544 */
545QemuOpts *qemu_get_machine_opts(void)
546{
e96e5ae8 547 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 548}
549
31459f46
RS		 550const char *qemu_get_vm_name(void)
551{
552 return qemu_name;
553}
554
3d3b8303
WX		 555static void res_free(void)
556{
557 if (boot_splash_filedata != NULL) {
7267c094 558 g_free(boot_splash_filedata);
3d3b8303
WX		 559 boot_splash_filedata = NULL;
560 }
561}
562
998bbd74
GH		 563static int default_driver_check(QemuOpts *opts, void *opaque)
564{
565 const char *driver = qemu_opt_get(opts, "driver");
566 int i;
567
568 if (!driver)
569 return 0;
570 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
571 if (strcmp(default_list[i].driver, driver) != 0)
572 continue;
573 *(default_list[i].flag) = 0;
574 }
575 return 0;
576}
577
f5bbfba1
LC		 578/***********************************************************/
579/* QEMU state */
580
0461d5a6 581static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 582
74892d24
PB		 583/* We use RUN_STATE_MAX but any invalid value will do */
584static RunState vmstop_requested = RUN_STATE_MAX;
585static QemuMutex vmstop_lock;
586
5db9d4d1
LC		 587typedef struct {
588 RunState from;
589 RunState to;
590} RunStateTransition;
591
592static const RunStateTransition runstate_transitions_def[] = {
593 /* from -> to */
0461d5a6 594 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 595 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 596
0461d5a6 597 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 598 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 599
0461d5a6 600 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 601 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 602
0461d5a6 603 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 604 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 605
0461d5a6 606 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 607 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 608
0461d5a6 609 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 610 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 611
0461d5a6 612 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 613 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 614 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 615
0461d5a6
LC		 616 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
617 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 618
0461d5a6 619 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 620
0461d5a6
LC		 621 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
622 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
623 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
624 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
625 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
626 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
627 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
628 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
629 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 630 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 631
0461d5a6 632 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 633
0461d5a6 634 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 635 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 636
ad02b96a
LC		 637 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
638 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
639 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
640 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
641
0461d5a6 642 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 643 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 644
df390768 645 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 646 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 647
0461d5a6 648 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 649};
650
0461d5a6
LC		 651static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
652
f5bbfba1
LC		 653bool runstate_check(RunState state)
654{
655 return current_run_state == state;
656}
657
4fdcac0e 658static void runstate_init(void)
5db9d4d1
LC		 659{
660 const RunStateTransition *p;
661
662 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 663 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 664 runstate_valid_transitions[p->from][p->to] = true;
665 }
74892d24
PB		 666
667 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 668}
669
670/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 671void runstate_set(RunState new_state)
672{
207c5cd2
LC		 673 assert(new_state < RUN_STATE_MAX);
674
675 if (!runstate_valid_transitions[current_run_state][new_state]) {
676 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
677 RunState_lookup[current_run_state],
678 RunState_lookup[new_state]);
5db9d4d1
LC		 679 abort();
680 }
7e866003 681 trace_runstate_set(new_state);
f5bbfba1
LC		 682 current_run_state = new_state;
683}
684
1fa9a5e4 685int runstate_is_running(void)
9e37b9dc 686{
1fa9a5e4 687 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 688}
689
ede085b3
HT		 690bool runstate_needs_reset(void)
691{
692 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 693 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 694}
695
1fa9a5e4 696StatusInfo *qmp_query_status(Error **errp)
1354869c 697{
1fa9a5e4
LC		 698 StatusInfo *info = g_malloc0(sizeof(*info));
699
700 info->running = runstate_is_running();
701 info->singlestep = singlestep;
702 info->status = current_run_state;
703
704 return info;
1354869c
LC		 705}
706
74892d24
PB		 707static bool qemu_vmstop_requested(RunState *r)
708{
709 qemu_mutex_lock(&vmstop_lock);
710 *r = vmstop_requested;
711 vmstop_requested = RUN_STATE_MAX;
712 qemu_mutex_unlock(&vmstop_lock);
713 return *r < RUN_STATE_MAX;
714}
715
716void qemu_system_vmstop_request_prepare(void)
717{
718 qemu_mutex_lock(&vmstop_lock);
719}
720
721void qemu_system_vmstop_request(RunState state)
722{
723 vmstop_requested = state;
724 qemu_mutex_unlock(&vmstop_lock);
725 qemu_notify_event();
726}
727
728void vm_start(void)
729{
730 RunState requested;
731
732 qemu_vmstop_requested(&requested);
733 if (runstate_is_running() && requested == RUN_STATE_MAX) {
734 return;
735 }
736
737 /* Ensure that a STOP/RESUME pair of events is emitted if a
738 * vmstop request was pending. The BLOCK_IO_ERROR event, for
739 * example, according to documentation is always followed by
740 * the STOP event.
741 */
742 if (runstate_is_running()) {
591c48fb 743 qapi_event_send_stop(&error_abort);
74892d24
PB		 744 } else {
745 cpu_enable_ticks();
746 runstate_set(RUN_STATE_RUNNING);
747 vm_state_notify(1, RUN_STATE_RUNNING);
748 resume_all_vcpus();
749 }
750
591c48fb 751 qapi_event_send_resume(&error_abort);
74892d24
PB		 752}
753
754
8f0056b7
PB		 755/***********************************************************/
756/* real time host monotonic timer */
09b26c5e 757
f6503059
AZ		 758/***********************************************************/
759/* host time/date access */
760void qemu_get_timedate(struct tm *tm, int offset)
761{
762 time_t ti;
f6503059
AZ		 763
764 time(&ti);
765 ti += offset;
766 if (rtc_date_offset == -1) {
767 if (rtc_utc)
eb7ff6fb 768 gmtime_r(&ti, tm);
f6503059 769 else
eb7ff6fb 770 localtime_r(&ti, tm);
f6503059
AZ		 771 } else {
772 ti -= rtc_date_offset;
eb7ff6fb 773 gmtime_r(&ti, tm);
f6503059 774 }
f6503059
AZ		 775}
776
777int qemu_timedate_diff(struct tm *tm)
778{
779 time_t seconds;
780
781 if (rtc_date_offset == -1)
782 if (rtc_utc)
783 seconds = mktimegm(tm);
f54c556c
GN		 784 else {
785 struct tm tmp = *tm;
786 tmp.tm_isdst = -1; /* use timezone to figure it out */
787 seconds = mktime(&tmp);
788 }
f6503059
AZ		 789 else
790 seconds = mktimegm(tm) + rtc_date_offset;
791
792 return seconds - time(NULL);
793}
794
1ed2fc1f
JK		 795static void configure_rtc_date_offset(const char *startdate, int legacy)
796{
797 time_t rtc_start_date;
798 struct tm tm;
799
800 if (!strcmp(startdate, "now") && legacy) {
801 rtc_date_offset = -1;
802 } else {
803 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
804 &tm.tm_year,
805 &tm.tm_mon,
806 &tm.tm_mday,
807 &tm.tm_hour,
808 &tm.tm_min,
809 &tm.tm_sec) == 6) {
810 /* OK */
811 } else if (sscanf(startdate, "%d-%d-%d",
812 &tm.tm_year,
813 &tm.tm_mon,
814 &tm.tm_mday) == 3) {
815 tm.tm_hour = 0;
816 tm.tm_min = 0;
817 tm.tm_sec = 0;
818 } else {
819 goto date_fail;
820 }
821 tm.tm_year -= 1900;
822 tm.tm_mon--;
823 rtc_start_date = mktimegm(&tm);
824 if (rtc_start_date == -1) {
825 date_fail:
826 fprintf(stderr, "Invalid date format. Valid formats are:\n"
827 "'2006-06-17T16:01:21' or '2006-06-17'\n");
828 exit(1);
829 }
830 rtc_date_offset = time(NULL) - rtc_start_date;
831 }
832}
833
834static void configure_rtc(QemuOpts *opts)
835{
836 const char *value;
837
838 value = qemu_opt_get(opts, "base");
839 if (value) {
840 if (!strcmp(value, "utc")) {
841 rtc_utc = 1;
842 } else if (!strcmp(value, "localtime")) {
843 rtc_utc = 0;
844 } else {
845 configure_rtc_date_offset(value, 0);
846 }
847 }
6875204c
JK		 848 value = qemu_opt_get(opts, "clock");
849 if (value) {
850 if (!strcmp(value, "host")) {
884f17c2 851 rtc_clock = QEMU_CLOCK_HOST;
78808141 852 } else if (!strcmp(value, "rt")) {
884f17c2 853 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 854 } else if (!strcmp(value, "vm")) {
884f17c2 855 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 856 } else {
857 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
858 exit(1);
859 }
860 }
1ed2fc1f
JK		 861 value = qemu_opt_get(opts, "driftfix");
862 if (value) {
7e4c0336 863 if (!strcmp(value, "slew")) {
433acf0d
JK		 864 static GlobalProperty slew_lost_ticks[] = {
865 {
866 .driver = "mc146818rtc",
867 .property = "lost_tick_policy",
868 .value = "slew",
869 },
870 { /* end of list */ }
871 };
872
873 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 874 } else if (!strcmp(value, "none")) {
433acf0d 875 /* discard is default */
1ed2fc1f
JK		 876 } else {
877 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
878 exit(1);
879 }
880 }
1ed2fc1f
JK		 881}
882
1ae26a18
AZ		 883/***********************************************************/
884/* Bluetooth support */
885static int nb_hcis;
886static int cur_hci;
887static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 888
1ae26a18
AZ		 889struct HCIInfo *qemu_next_hci(void)
890{
891 if (cur_hci == nb_hcis)
892 return &null_hci;
893
894 return hci_table[cur_hci++];
895}
896
dc72ac14
AZ		 897static int bt_hci_parse(const char *str)
898{
899 struct HCIInfo *hci;
c227f099 900 bdaddr_t bdaddr;
dc72ac14
AZ		 901
902 if (nb_hcis >= MAX_NICS) {
903 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
904 return -1;
905 }
906
907 hci = hci_init(str);
908 if (!hci)
909 return -1;
910
911 bdaddr.b[0] = 0x52;
912 bdaddr.b[1] = 0x54;
913 bdaddr.b[2] = 0x00;
914 bdaddr.b[3] = 0x12;
915 bdaddr.b[4] = 0x34;
916 bdaddr.b[5] = 0x56 + nb_hcis;
917 hci->bdaddr_set(hci, bdaddr.b);
918
919 hci_table[nb_hcis++] = hci;
920
921 return 0;
922}
923
924static void bt_vhci_add(int vlan_id)
925{
926 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
927
928 if (!vlan->slave)
929 fprintf(stderr, "qemu: warning: adding a VHCI to "
930 "an empty scatternet %i\n", vlan_id);
931
932 bt_vhci_init(bt_new_hci(vlan));
933}
934
935static struct bt_device_s *bt_device_add(const char *opt)
936{
937 struct bt_scatternet_s *vlan;
938 int vlan_id = 0;
939 char *endp = strstr(opt, ",vlan=");
940 int len = (endp ? endp - opt : strlen(opt)) + 1;
941 char devname[10];
942
943 pstrcpy(devname, MIN(sizeof(devname), len), opt);
944
945 if (endp) {
946 vlan_id = strtol(endp + 6, &endp, 0);
947 if (*endp) {
948 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
949 return 0;
950 }
951 }
952
953 vlan = qemu_find_bt_vlan(vlan_id);
954
955 if (!vlan->slave)
956 fprintf(stderr, "qemu: warning: adding a slave device to "
957 "an empty scatternet %i\n", vlan_id);
958
959 if (!strcmp(devname, "keyboard"))
960 return bt_keyboard_init(vlan);
961
962 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
963 return 0;
964}
965
966static int bt_parse(const char *opt)
967{
968 const char *endp, *p;
969 int vlan;
970
971 if (strstart(opt, "hci", &endp)) {
972 if (!*endp || *endp == ',') {
973 if (*endp)
974 if (!strstart(endp, ",vlan=", 0))
975 opt = endp + 1;
976
977 return bt_hci_parse(opt);
978 }
979 } else if (strstart(opt, "vhci", &endp)) {
980 if (!*endp || *endp == ',') {
981 if (*endp) {
982 if (strstart(endp, ",vlan=", &p)) {
983 vlan = strtol(p, (char **) &endp, 0);
984 if (*endp) {
985 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
986 return 1;
987 }
988 } else {
989 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
990 return 1;
991 }
992 } else
993 vlan = 0;
994
995 bt_vhci_add(vlan);
996 return 0;
997 }
998 } else if (strstart(opt, "device:", &endp))
999 return !bt_device_add(endp);
1000
1001 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1002 return 1;
1003}
1004
7d76ad4f
EO		 1005static int parse_sandbox(QemuOpts *opts, void *opaque)
1006{
1007 /* FIXME: change this to true for 1.3 */
1008 if (qemu_opt_get_bool(opts, "enable", false)) {
1009#ifdef CONFIG_SECCOMP
1010 if (seccomp_start() < 0) {
1011 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1012 "failed to install seccomp syscall filter in the kernel");
1013 return -1;
1014 }
1015#else
1016 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1017 "sandboxing request but seccomp is not compiled into this build");
1018 return -1;
1019#endif
1020 }
1021
1022 return 0;
1023}
1024
5b9d313e 1025static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1026{
1027 const char *proc_name;
1028
8f480de0
DDAG		 1029 if (qemu_opt_get(opts, "debug-threads")) {
1030 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1031 }
5d12f961
DDAG		 1032 qemu_name = qemu_opt_get(opts, "guest");
1033
1034 proc_name = qemu_opt_get(opts, "process");
1035 if (proc_name) {
1036 os_set_proc_name(proc_name);
1037 }
5b9d313e
DDAG		 1038
1039 return 0;
5d12f961
DDAG		 1040}
1041
094b287f
LZ		 1042bool usb_enabled(bool default_usb)
1043{
7effdaa3
MW		 1044 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1045 has_defaults && default_usb);
094b287f
LZ		 1046}
1047
587ed6be
CB		 1048#ifndef _WIN32
1049static int parse_add_fd(QemuOpts *opts, void *opaque)
1050{
1051 int fd, dupfd, flags;
1052 int64_t fdset_id;
1053 const char *fd_opaque = NULL;
1054
1055 fd = qemu_opt_get_number(opts, "fd", -1);
1056 fdset_id = qemu_opt_get_number(opts, "set", -1);
1057 fd_opaque = qemu_opt_get(opts, "opaque");
1058
1059 if (fd < 0) {
1060 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1061 "fd option is required and must be non-negative");
1062 return -1;
1063 }
1064
1065 if (fd <= STDERR_FILENO) {
1066 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1067 "fd cannot be a standard I/O stream");
1068 return -1;
1069 }
1070
1071 /*
1072 * All fds inherited across exec() necessarily have FD_CLOEXEC
1073 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1074 */
1075 flags = fcntl(fd, F_GETFD);
1076 if (flags == -1 || (flags & FD_CLOEXEC)) {
1077 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1078 "fd is not valid or already in use");
1079 return -1;
1080 }
1081
1082 if (fdset_id < 0) {
1083 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1084 "set option is required and must be non-negative");
1085 return -1;
1086 }
1087
1088#ifdef F_DUPFD_CLOEXEC
1089 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1090#else
1091 dupfd = dup(fd);
1092 if (dupfd != -1) {
1093 qemu_set_cloexec(dupfd);
1094 }
1095#endif
1096 if (dupfd == -1) {
1097 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1098 "Error duplicating fd: %s", strerror(errno));
1099 return -1;
1100 }
1101
1102 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1103 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1104 fd_opaque, NULL);
1105
1106 return 0;
1107}
1108
1109static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1110{
1111 int fd;
1112
1113 fd = qemu_opt_get_number(opts, "fd", -1);
1114 close(fd);
1115
1116 return 0;
1117}
1118#endif
1119
1ae26a18
AZ		 1120/***********************************************************/
1121/* QEMU Block devices */
1122
2292ddae
MA		 1123#define HD_OPTS "media=disk"
1124#define CDROM_OPTS "media=cdrom"
1125#define FD_OPTS ""
1126#define PFLASH_OPTS ""
1127#define MTD_OPTS ""
1128#define SD_OPTS ""
e4bcb14c 1129
9dfd7c7a
GH		 1130static int drive_init_func(QemuOpts *opts, void *opaque)
1131{
2d0d2837 1132 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1133
60e19e06 1134 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1135}
1136
1137static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1138{
1139 if (NULL == qemu_opt_get(opts, "snapshot")) {
1140 qemu_opt_set(opts, "snapshot", "on");
1141 }
1142 return 0;
1143}
1144
3c42ea66
CB		 1145static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1146 int index, const char *optstr)
4e5d9b57
MA		 1147{
1148 QemuOpts *opts;
1149
4e5d9b57
MA		 1150 if (!enable || drive_get_by_index(type, index)) {
1151 return;
1152 }
1153
1154 opts = drive_add(type, index, NULL, optstr);
1155 if (snapshot) {
1156 drive_enable_snapshot(opts, NULL);
1157 }
60e19e06 1158 if (!drive_new(opts, type)) {
4e5d9b57
MA		 1159 exit(1);
1160 }
1161}
1162
76e30d0f
JK		 1163void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1164{
1165 boot_set_handler = func;
1166 boot_set_opaque = opaque;
1167}
1168
083b79c9 1169int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1170{
1171 if (!boot_set_handler) {
1172 return -EINVAL;
1173 }
083b79c9 1174 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1175}
1176
6ef4716c 1177static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1178{
1179 /* We just do some generic consistency checks */
1180 const char *p;
1181 int bitmap = 0;
1182
1183 for (p = devices; *p != '\0'; p++) {
1184 /* Allowed boot devices are:
1185 * a-b: floppy disk drives
1186 * c-f: IDE disk drives
07f35073 1187 * g-m: machine implementation dependent drives
ef3adf68
JK		 1188 * n-p: network devices
1189 * It's up to each machine implementation to check if the given boot
1190 * devices match the actual hardware implementation and firmware
1191 * features.
1192 */
1193 if (*p < 'a' || *p > 'p') {
1194 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1195 exit(1);
1196 }
1197 if (bitmap & (1 << (*p - 'a'))) {
1198 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1199 exit(1);
1200 }
1201 bitmap |= 1 << (*p - 'a');
1202 }
ef3adf68
JK		 1203}
1204
083b79c9 1205static void restore_boot_order(void *opaque)
e0f084bf 1206{
083b79c9 1207 char *normal_boot_order = opaque;
37905d6a
AW		 1208 static int first = 1;
1209
1210 /* Restore boot order and remove ourselves after the first boot */
1211 if (first) {
1212 first = 0;
1213 return;
1214 }
e0f084bf 1215
083b79c9 1216 qemu_boot_set(normal_boot_order);
e0f084bf 1217
083b79c9
MA		 1218 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1219 g_free(normal_boot_order);
e0f084bf
JK		 1220}
1221
1ca4d09a
GN		 1222void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1223 const char *suffix)
1224{
1225 FWBootEntry *node, *i;
1226
1227 if (bootindex < 0) {
1228 return;
1229 }
1230
1231 assert(dev != NULL || suffix != NULL);
1232
7267c094 1233 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1234 node->bootindex = bootindex;
7f303adc 1235 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1236 node->dev = dev;
1237
1238 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1239 if (i->bootindex == bootindex) {
1240 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1241 exit(1);
1242 } else if (i->bootindex < bootindex) {
1243 continue;
1244 }
1245 QTAILQ_INSERT_BEFORE(i, node, link);
1246 return;
1247 }
1248 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1249}
1250
7dc5af55
DD		 1251DeviceState *get_boot_device(uint32_t position)
1252{
1253 uint32_t counter = 0;
1254 FWBootEntry *i = NULL;
1255 DeviceState *res = NULL;
1256
1257 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1258 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1259 if (counter == position) {
1260 res = i->dev;
1261 break;
1262 }
1263 counter++;
1264 }
1265 }
1266 return res;
1267}
1268
962630f2
GN		 1269/*
1270 * This function returns null terminated string that consist of new line
71785aba 1271 * separated device paths.
962630f2
GN		 1272 *
1273 * memory pointed by "size" is assigned total length of the array in bytes
1274 *
1275 */
30e32af7 1276char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
962630f2
GN		 1277{
1278 FWBootEntry *i;
0e7a7592 1279 size_t total = 0;
962630f2
GN		 1280 char *list = NULL;
1281
1282 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1283 char *devpath = NULL, *bootpath;
0e7a7592 1284 size_t len;
962630f2
GN		 1285
1286 if (i->dev) {
1287 devpath = qdev_get_fw_dev_path(i->dev);
1288 assert(devpath);
1289 }
1290
30e32af7 1291 if (i->suffix && !ignore_suffixes && devpath) {
4fd37a98
BS		 1292 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1293
7267c094 1294 bootpath = g_malloc(bootpathlen);
4fd37a98 1295 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1296 g_free(devpath);
962630f2
GN		 1297 } else if (devpath) {
1298 bootpath = devpath;
30e32af7 1299 } else if (!ignore_suffixes) {
1bf6ccd3 1300 assert(i->suffix);
7267c094 1301 bootpath = g_strdup(i->suffix);
30e32af7
AK		 1302 } else {
1303 bootpath = g_strdup("");
962630f2
GN		 1304 }
1305
1306 if (total) {
1307 list[total-1] = '\n';
1308 }
1309 len = strlen(bootpath) + 1;
7267c094 1310 list = g_realloc(list, total + len);
962630f2
GN		 1311 memcpy(&list[total], bootpath, len);
1312 total += len;
7267c094 1313 g_free(bootpath);
962630f2
GN		 1314 }
1315
1316 *size = total;
1317
c8a6ae8b
AK		 1318 if (boot_strict && *size > 0) {
1319 list[total-1] = '\n';
4690579e
AK		 1320 list = g_realloc(list, total + 5);
1321 memcpy(&list[total], "HALT", 5);
1322 *size = total + 5;
c8a6ae8b 1323 }
962630f2
GN		 1324 return list;
1325}
1326
12b7f57e
MT		 1327static QemuOptsList qemu_smp_opts = {
1328 .name = "smp-opts",
1329 .implied_opt_name = "cpus",
1330 .merge_lists = true,
1331 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1332 .desc = {
1333 {
1334 .name = "cpus",
1335 .type = QEMU_OPT_NUMBER,
1336 }, {
1337 .name = "sockets",
1338 .type = QEMU_OPT_NUMBER,
1339 }, {
1340 .name = "cores",
1341 .type = QEMU_OPT_NUMBER,
1342 }, {
1343 .name = "threads",
1344 .type = QEMU_OPT_NUMBER,
1345 }, {
1346 .name = "maxcpus",
1347 .type = QEMU_OPT_NUMBER,
1348 },
1349 { /*End of list */ }
1350 },
1351};
1352
1353static void smp_parse(QemuOpts *opts)
dc6b1c09 1354{
12b7f57e 1355 if (opts) {
dc6b1c09 1356
12b7f57e
MT		 1357 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1358 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1359 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1360 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1361
1362 /* compute missing values, prefer sockets over cores over threads */
1363 if (cpus == 0 || sockets == 0) {
1364 sockets = sockets > 0 ? sockets : 1;
1365 cores = cores > 0 ? cores : 1;
dc6b1c09 1366 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1367 if (cpus == 0) {
1368 cpus = cores * threads * sockets;
1369 }
dc6b1c09 1370 } else {
12b7f57e
MT		 1371 if (cores == 0) {
1372 threads = threads > 0 ? threads : 1;
1373 cores = cpus / (sockets * threads);
1374 } else {
1375 threads = cpus / (cores * sockets);
1376 }
dc6b1c09 1377 }
12b7f57e
MT		 1378
1379 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1380
1381 smp_cpus = cpus;
1382 smp_cores = cores > 0 ? cores : 1;
1383 smp_threads = threads > 0 ? threads : 1;
1384
dc6b1c09 1385 }
12b7f57e
MT		 1386
1387 if (max_cpus == 0) {
dc6b1c09 1388 max_cpus = smp_cpus;
12b7f57e
MT		 1389 }
1390
af67ee92 1391 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1392 fprintf(stderr, "Unsupported number of maxcpus\n");
1393 exit(1);
1394 }
1395 if (max_cpus < smp_cpus) {
1396 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1397 exit(1);
1398 }
1399
dc6b1c09
AP		 1400}
1401
888a6bc6
SM		 1402static void configure_realtime(QemuOpts *opts)
1403{
1404 bool enable_mlock;
1405
1406 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1407
1408 if (enable_mlock) {
1409 if (os_mlock() < 0) {
1410 fprintf(stderr, "qemu: locking memory failed\n");
1411 exit(1);
1412 }
1413 }
1414}
1415
5e2ac519
SA		 1416
1417static void configure_msg(QemuOpts *opts)
1418{
1419 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1420}
1421
a594cfbf
FB		 1422/***********************************************************/
1423/* USB devices */
1424
fb08000c 1425static int usb_device_add(const char *devname)
a594cfbf 1426{
a5d2f727 1427 USBDevice *dev = NULL;
615fe4de
MR		 1428#ifndef CONFIG_LINUX
1429 const char *p;
1430#endif
a594cfbf 1431
094b287f 1432 if (!usb_enabled(false)) {
a594cfbf 1433 return -1;
094b287f 1434 }
a594cfbf 1435
0958b4cc
GH		 1436 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1437 dev = usbdevice_create(devname);
1438 if (dev)
1439 goto done;
1440
a5d2f727 1441 /* the other ones */
e447fc63
GH		 1442#ifndef CONFIG_LINUX
1443 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1444 if (strstart(devname, "host:", &p)) {
3741715c 1445 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1446 }
615fe4de 1447#endif
0d92ed30
PB		 1448 if (!dev)
1449 return -1;
1450
a5d2f727 1451done:
a594cfbf
FB		 1452 return 0;
1453}
1454
1f3870ab
AL		 1455static int usb_device_del(const char *devname)
1456{
1457 int bus_num, addr;
1458 const char *p;
1459
1a3973b3
GH		 1460 if (strstart(devname, "host:", &p)) {
1461 return -1;
1462 }
5d0c5750 1463
094b287f 1464 if (!usb_enabled(false)) {
1f3870ab 1465 return -1;
094b287f 1466 }
1f3870ab
AL		 1467
1468 p = strchr(devname, '.');
1469 if (!p)
1470 return -1;
1471 bus_num = strtoul(devname, NULL, 0);
1472 addr = strtoul(p + 1, NULL, 0);
1473
a5d2f727 1474 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1475}
1476
bd3c948d
GH		 1477static int usb_parse(const char *cmdline)
1478{
59d1c1c2 1479 int r;
fb08000c 1480 r = usb_device_add(cmdline);
59d1c1c2
ST		 1481 if (r < 0) {
1482 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1483 }
1484 return r;
bd3c948d
GH		 1485}
1486
d54908a5 1487void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1488{
59d1c1c2 1489 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1490 if (usb_device_add(devname) < 0) {
1ecda02b 1491 error_report("could not add USB device '%s'", devname);
59d1c1c2 1492 }
a594cfbf
FB		 1493}
1494
d54908a5 1495void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1496{
59d1c1c2
ST		 1497 const char *devname = qdict_get_str(qdict, "devname");
1498 if (usb_device_del(devname) < 0) {
1ecda02b 1499 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1500 }
a594cfbf
FB		 1501}
1502
201a51fc
AZ		 1503/***********************************************************/
1504/* PCMCIA/Cardbus */
1505
1506static struct pcmcia_socket_entry_s {
bc24a225 1507 PCMCIASocket *socket;
201a51fc
AZ		 1508 struct pcmcia_socket_entry_s *next;
1509} *pcmcia_sockets = 0;
1510
bc24a225 1511void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1512{
1513 struct pcmcia_socket_entry_s *entry;
1514
7267c094 1515 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1516 entry->socket = socket;
1517 entry->next = pcmcia_sockets;
1518 pcmcia_sockets = entry;
1519}
1520
bc24a225 1521void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1522{
1523 struct pcmcia_socket_entry_s *entry, **ptr;
1524
1525 ptr = &pcmcia_sockets;
1526 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1527 if (entry->socket == socket) {
1528 *ptr = entry->next;
7267c094 1529 g_free(entry);
201a51fc
AZ		 1530 }
1531}
1532
84f2d0ea 1533void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1534{
1535 struct pcmcia_socket_entry_s *iter;
376253ec 1536
201a51fc 1537 if (!pcmcia_sockets)
376253ec 1538 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1539
1540 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1541 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1542 iter->socket->attached ? iter->socket->card_string :
1543 "Empty");
201a51fc
AZ		 1544}
1545
cc1daa40
FB		 1546/***********************************************************/
1547/* machine registration */
1548
0056ae24 1549MachineState *current_machine;
cc1daa40 1550
261747f1
MA		 1551static void machine_class_init(ObjectClass *oc, void *data)
1552{
1553 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1554 QEMUMachine *qm = data;
261747f1 1555
00b4fbe2
MA		 1556 mc->name = qm->name;
1557 mc->alias = qm->alias;
1558 mc->desc = qm->desc;
1559 mc->init = qm->init;
1560 mc->reset = qm->reset;
1561 mc->hot_add_cpu = qm->hot_add_cpu;
1562 mc->kvm_type = qm->kvm_type;
1563 mc->block_default_type = qm->block_default_type;
1564 mc->max_cpus = qm->max_cpus;
1565 mc->no_serial = qm->no_serial;
1566 mc->no_parallel = qm->no_parallel;
1567 mc->use_virtcon = qm->use_virtcon;
1568 mc->use_sclp = qm->use_sclp;
1569 mc->no_floppy = qm->no_floppy;
1570 mc->no_cdrom = qm->no_cdrom;
1571 mc->no_sdcard = qm->no_sdcard;
1572 mc->is_default = qm->is_default;
1573 mc->default_machine_opts = qm->default_machine_opts;
1574 mc->default_boot_order = qm->default_boot_order;
1575 mc->compat_props = qm->compat_props;
1576 mc->hw_version = qm->hw_version;
261747f1
MA		 1577}
1578
cc1daa40
FB		 1579int qemu_register_machine(QEMUMachine *m)
1580{
f5946dba 1581 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1582 TypeInfo ti = {
f5946dba 1583 .name = name,
261747f1
MA		 1584 .parent = TYPE_MACHINE,
1585 .class_init = machine_class_init,
1586 .class_data = (void *)m,
1587 };
1588
1589 type_register(&ti);
f5946dba 1590 g_free(name);
261747f1 1591
cc1daa40
FB		 1592 return 0;
1593}
1594
0056ae24 1595static MachineClass *find_machine(const char *name)
cc1daa40 1596{
261747f1 1597 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1598 MachineClass *mc = NULL;
cc1daa40 1599
261747f1 1600 for (el = machines; el; el = el->next) {
0056ae24 1601 MachineClass *temp = el->data;
261747f1 1602
958db90c 1603 if (!strcmp(temp->name, name)) {
0056ae24 1604 mc = temp;
261747f1
MA		 1605 break;
1606 }
958db90c
MA		 1607 if (temp->alias &&
1608 !strcmp(temp->alias, name)) {
0056ae24 1609 mc = temp;
261747f1
MA		 1610 break;
1611 }
cc1daa40 1612 }
261747f1
MA		 1613
1614 g_slist_free(machines);
0056ae24 1615 return mc;
cc1daa40
FB		 1616}
1617
0056ae24 1618MachineClass *find_default_machine(void)
0c257437 1619{
261747f1 1620 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1621 MachineClass *mc = NULL;
0c257437 1622
261747f1 1623 for (el = machines; el; el = el->next) {
0056ae24 1624 MachineClass *temp = el->data;
261747f1 1625
958db90c 1626 if (temp->is_default) {
0056ae24 1627 mc = temp;
261747f1 1628 break;
0c257437
AL		 1629 }
1630 }
261747f1
MA		 1631
1632 g_slist_free(machines);
0056ae24 1633 return mc;
0c257437
AL		 1634}
1635
01d3c80d
AL		 1636MachineInfoList *qmp_query_machines(Error **errp)
1637{
261747f1 1638 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1639 MachineInfoList *mach_list = NULL;
01d3c80d 1640
261747f1
MA		 1641 for (el = machines; el; el = el->next) {
1642 MachineClass *mc = el->data;
01d3c80d
AL		 1643 MachineInfoList *entry;
1644 MachineInfo *info;
1645
1646 info = g_malloc0(sizeof(*info));
958db90c 1647 if (mc->is_default) {
01d3c80d
AL		 1648 info->has_is_default = true;
1649 info->is_default = true;
1650 }
1651
958db90c 1652 if (mc->alias) {
01d3c80d 1653 info->has_alias = true;
958db90c 1654 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1655 }
1656
958db90c
MA		 1657 info->name = g_strdup(mc->name);
1658 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1659
1660 entry = g_malloc0(sizeof(*entry));
1661 entry->value = info;
1662 entry->next = mach_list;
1663 mach_list = entry;
1664 }
1665
261747f1 1666 g_slist_free(machines);
01d3c80d
AL		 1667 return mach_list;
1668}
1669
8a7ddc38
FB		 1670/***********************************************************/
1671/* main execution loop */
1672
0bd48850
FB		 1673struct vm_change_state_entry {
1674 VMChangeStateHandler *cb;
1675 void *opaque;
72cf2d4f 1676 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1677};
1678
72cf2d4f 1679static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1680
1681VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1682 void *opaque)
1683{
1684 VMChangeStateEntry *e;
1685
7267c094 1686 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1687
1688 e->cb = cb;
1689 e->opaque = opaque;
72cf2d4f 1690 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1691 return e;
1692}
1693
1694void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1695{
72cf2d4f 1696 QLIST_REMOVE (e, entries);
7267c094 1697 g_free (e);
0bd48850
FB		 1698}
1699
1dfb4dd9 1700void vm_state_notify(int running, RunState state)
0bd48850
FB		 1701{
1702 VMChangeStateEntry *e;
1703
1dfb4dd9 1704 trace_vm_state_notify(running, state);
94b0b5ff 1705
0bd48850 1706 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1707 e->cb(e->opaque, running, state);
0bd48850
FB		 1708 }
1709}
1710
bb0c6722
FB		 1711/* reset/shutdown handler */
1712
1713typedef struct QEMUResetEntry {
72cf2d4f 1714 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1715 QEMUResetHandler *func;
1716 void *opaque;
bb0c6722
FB		 1717} QEMUResetEntry;
1718
72cf2d4f
BS		 1719static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1720 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1721static int reset_requested;
f64622c4
GN		 1722static int shutdown_requested, shutdown_signal = -1;
1723static pid_t shutdown_pid;
3475187d 1724static int powerdown_requested;
8cf71710 1725static int debug_requested;
95b363b5 1726static int suspend_requested;
4bc78a87 1727static WakeupReason wakeup_reason;
a9552c8e
IM		 1728static NotifierList powerdown_notifiers =
1729 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1730static NotifierList suspend_notifiers =
1731 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1732static NotifierList wakeup_notifiers =
1733 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1734static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1735
1291eb35
AP		 1736int qemu_shutdown_requested_get(void)
1737{
1738 return shutdown_requested;
1739}
1740
1741int qemu_reset_requested_get(void)
1742{
1743 return reset_requested;
1744}
1745
4fdcac0e 1746static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1747{
1748 int r = shutdown_requested;
1749 shutdown_requested = 0;
1750 return r;
1751}
1752
4fdcac0e 1753static void qemu_kill_report(void)
f64622c4 1754{
35b30712 1755 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1756 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1757 if (shutdown_pid == 0) {
1758 /* This happens for eg ^C at the terminal, so it's worth
1759 * avoiding printing an odd message in that case.
1760 */
1761 fputc('\n', stderr);
1762 } else {
953ffe0f 1763 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1764 }
f64622c4
GN		 1765 shutdown_signal = -1;
1766 }
1767}
1768
4fdcac0e 1769static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1770{
1771 int r = reset_requested;
1772 reset_requested = 0;
1773 return r;
1774}
1775
95b363b5
GH		 1776static int qemu_suspend_requested(void)
1777{
1778 int r = suspend_requested;
1779 suspend_requested = 0;
1780 return r;
1781}
1782
4bc78a87 1783static WakeupReason qemu_wakeup_requested(void)
14058196 1784{
4bc78a87 1785 return wakeup_reason;
14058196
LC		 1786}
1787
4fdcac0e 1788static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1789{
1790 int r = powerdown_requested;
1791 powerdown_requested = 0;
1792 return r;
1793}
1794
e568902a
AL		 1795static int qemu_debug_requested(void)
1796{
1797 int r = debug_requested;
1798 debug_requested = 0;
1799 return r;
1800}
1801
a08d4367 1802void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1803{
7267c094 1804 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1805
bb0c6722
FB		 1806 re->func = func;
1807 re->opaque = opaque;
72cf2d4f 1808 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1809}
1810
dda9b29f 1811void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1812{
1813 QEMUResetEntry *re;
1814
72cf2d4f 1815 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1816 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1817 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1818 g_free(re);
dda9b29f
JK		 1819 return;
1820 }
1821 }
1822}
1823
be522029 1824void qemu_devices_reset(void)
dda9b29f
JK		 1825{
1826 QEMUResetEntry *re, *nre;
1827
1828 /* reset all devices */
72cf2d4f 1829 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1830 re->func(re->opaque);
1831 }
be522029
DG		 1832}
1833
1834void qemu_system_reset(bool report)
1835{
0056ae24
MA		 1836 MachineClass *mc;
1837
1838 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1839
958db90c
MA		 1840 if (mc && mc->reset) {
1841 mc->reset();
be522029
DG		 1842 } else {
1843 qemu_devices_reset();
1844 }
e063eb1f 1845 if (report) {
a6330785 1846 qapi_event_send_reset(&error_abort);
e063eb1f 1847 }
ea375f9a 1848 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1849}
1850
1851void qemu_system_reset_request(void)
1852{
d1beab82
FB		 1853 if (no_reboot) {
1854 shutdown_requested = 1;
1855 } else {
1856 reset_requested = 1;
1857 }
b4a3d965 1858 cpu_stop_current();
d9f75a4e 1859 qemu_notify_event();
bb0c6722
FB		 1860}
1861
95b363b5
GH		 1862static void qemu_system_suspend(void)
1863{
1864 pause_all_vcpus();
1865 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1866 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1867 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1868}
1869
1870void qemu_system_suspend_request(void)
1871{
9abc62f6 1872 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1873 return;
1874 }
1875 suspend_requested = 1;
1876 cpu_stop_current();
1877 qemu_notify_event();
1878}
1879
1880void qemu_register_suspend_notifier(Notifier *notifier)
1881{
1882 notifier_list_add(&suspend_notifiers, notifier);
1883}
1884
1885void qemu_system_wakeup_request(WakeupReason reason)
1886{
4fed9421
AK		 1887 trace_system_wakeup_request(reason);
1888
9abc62f6 1889 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1890 return;
1891 }
1892 if (!(wakeup_reason_mask & (1 << reason))) {
1893 return;
1894 }
ad02b96a 1895 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1896 wakeup_reason = reason;
95b363b5 1897 qemu_notify_event();
95b363b5
GH		 1898}
1899
1900void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1901{
1902 if (enabled) {
1903 wakeup_reason_mask |= (1 << reason);
1904 } else {
1905 wakeup_reason_mask &= ~(1 << reason);
1906 }
1907}
1908
1909void qemu_register_wakeup_notifier(Notifier *notifier)
1910{
1911 notifier_list_add(&wakeup_notifiers, notifier);
1912}
1913
f64622c4
GN		 1914void qemu_system_killed(int signal, pid_t pid)
1915{
1916 shutdown_signal = signal;
1917 shutdown_pid = pid;
d9389b96 1918 no_shutdown = 0;
f64622c4
GN		 1919 qemu_system_shutdown_request();
1920}
1921
bb0c6722
FB		 1922void qemu_system_shutdown_request(void)
1923{
1924 shutdown_requested = 1;
d9f75a4e 1925 qemu_notify_event();
bb0c6722
FB		 1926}
1927
013c2f15
IM		 1928static void qemu_system_powerdown(void)
1929{
0aab9ec3 1930 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1931 notifier_list_notify(&powerdown_notifiers, NULL);
1932}
1933
3475187d
FB		 1934void qemu_system_powerdown_request(void)
1935{
1936 powerdown_requested = 1;
d9f75a4e
AL		 1937 qemu_notify_event();
1938}
1939
a9552c8e
IM		 1940void qemu_register_powerdown_notifier(Notifier *notifier)
1941{
1942 notifier_list_add(&powerdown_notifiers, notifier);
1943}
1944
8cf71710
JK		 1945void qemu_system_debug_request(void)
1946{
1947 debug_requested = 1;
83f338f7 1948 qemu_notify_event();
8cf71710
JK		 1949}
1950
99435906
PB		 1951static bool main_loop_should_exit(void)
1952{
1953 RunState r;
1954 if (qemu_debug_requested()) {
1955 vm_stop(RUN_STATE_DEBUG);
1956 }
95b363b5
GH		 1957 if (qemu_suspend_requested()) {
1958 qemu_system_suspend();
1959 }
99435906
PB		 1960 if (qemu_shutdown_requested()) {
1961 qemu_kill_report();
84321831 1962 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1963 if (no_shutdown) {
1964 vm_stop(RUN_STATE_SHUTDOWN);
1965 } else {
1966 return true;
1967 }
1968 }
1969 if (qemu_reset_requested()) {
1970 pause_all_vcpus();
1971 cpu_synchronize_all_states();
1972 qemu_system_reset(VMRESET_REPORT);
1973 resume_all_vcpus();
ede085b3 1974 if (runstate_needs_reset()) {
99435906
PB		 1975 runstate_set(RUN_STATE_PAUSED);
1976 }
1977 }
14058196
LC		 1978 if (qemu_wakeup_requested()) {
1979 pause_all_vcpus();
1980 cpu_synchronize_all_states();
1981 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1982 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1983 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1984 resume_all_vcpus();
7a906f7f 1985 qapi_event_send_wakeup(&error_abort);
14058196 1986 }
99435906 1987 if (qemu_powerdown_requested()) {
013c2f15 1988 qemu_system_powerdown();
99435906
PB		 1989 }
1990 if (qemu_vmstop_requested(&r)) {
1991 vm_stop(r);
1992 }
1993 return false;
1994}
1995
43b96858
AL		 1996static void main_loop(void)
1997{
c9f711a5 1998 bool nonblocking;
99435906 1999 int last_io = 0;
8e1b90ec
JK		 2000#ifdef CONFIG_PROFILER
2001 int64_t ti;
2002#endif
99435906 2003 do {
a7d4207d 2004 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2005#ifdef CONFIG_PROFILER
46481d39 2006 ti = profile_getclock();
89bfc105 2007#endif
c9f711a5 2008 last_io = main_loop_wait(nonblocking);
89bfc105 2009#ifdef CONFIG_PROFILER
46481d39 2010 dev_time += profile_getclock() - ti;
89bfc105 2011#endif
99435906 2012 } while (!main_loop_should_exit());
b4608c04
FB		 2013}
2014
9bd7e6d9
PB		 2015static void version(void)
2016{
f75ca1ae 2017 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2018}
2019
15f82208 2020static void help(int exitcode)
0824d6fc 2021{
a3adb7ad
ME		 2022 version();
2023 printf("usage: %s [options] [disk_image]\n\n"
2024 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2025 error_get_progname());
2026
77bd1119
ME		 2027#define QEMU_OPTIONS_GENERATE_HELP
2028#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2029
2030 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2031 "ctrl-alt-f toggle full screen\n"
2032 "ctrl-alt-n switch to virtual console 'n'\n"
2033 "ctrl-alt toggle mouse and keyboard grab\n"
2034 "\n"
a3adb7ad
ME		 2035 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2036
15f82208 2037 exit(exitcode);
0824d6fc
FB		 2038}
2039
cd6f1169
FB		 2040#define HAS_ARG 0x0001
2041
cd6f1169
FB		 2042typedef struct QEMUOption {
2043 const char *name;
2044 int flags;
2045 int index;
ad96090a 2046 uint32_t arch_mask;
cd6f1169
FB		 2047} QEMUOption;
2048
dbed7e40 2049static const QEMUOption qemu_options[] = {
ad96090a 2050 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2051#define QEMU_OPTIONS_GENERATE_OPTIONS
2052#include "qemu-options-wrapper.h"
cd6f1169 2053 { NULL },
fc01f7e7 2054};
a369da5f
BS		 2055
2056static bool vga_available(void)
2057{
36b7f27d 2058 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2059}
2060
2061static bool cirrus_vga_available(void)
2062{
36b7f27d
AJ		 2063 return object_class_by_name("cirrus-vga")
2064 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2065}
2066
2067static bool vmware_vga_available(void)
2068{
36b7f27d 2069 return object_class_by_name("vmware-svga");
a369da5f
BS		 2070}
2071
879049a3
AJ		 2072static bool qxl_vga_available(void)
2073{
2074 return object_class_by_name("qxl-vga");
2075}
2076
af87bf29
MCA		 2077static bool tcx_vga_available(void)
2078{
2079 return object_class_by_name("SUNW,tcx");
2080}
2081
2082static bool cg3_vga_available(void)
2083{
2084 return object_class_by_name("cgthree");
2085}
2086
3893c124 2087static void select_vgahw (const char *p)
2088{
2089 const char *opts;
2090
d44229c5 2091 assert(vga_interface_type == VGA_NONE);
3893c124 2092 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2093 if (vga_available()) {
2094 vga_interface_type = VGA_STD;
2095 } else {
2096 fprintf(stderr, "Error: standard VGA not available\n");
2097 exit(0);
2098 }
3893c124 2099 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2100 if (cirrus_vga_available()) {
2101 vga_interface_type = VGA_CIRRUS;
2102 } else {
2103 fprintf(stderr, "Error: Cirrus VGA not available\n");
2104 exit(0);
2105 }
3893c124 2106 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2107 if (vmware_vga_available()) {
2108 vga_interface_type = VGA_VMWARE;
2109 } else {
2110 fprintf(stderr, "Error: VMWare SVGA not available\n");
2111 exit(0);
2112 }
94909d9f 2113 } else if (strstart(p, "xenfb", &opts)) {
86176759 2114 vga_interface_type = VGA_XENFB;
a19cbfb3 2115 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2116 if (qxl_vga_available()) {
2117 vga_interface_type = VGA_QXL;
2118 } else {
2119 fprintf(stderr, "Error: QXL VGA not available\n");
2120 exit(0);
2121 }
af87bf29
MCA		 2122 } else if (strstart(p, "tcx", &opts)) {
2123 if (tcx_vga_available()) {
2124 vga_interface_type = VGA_TCX;
2125 } else {
2126 fprintf(stderr, "Error: TCX framebuffer not available\n");
2127 exit(0);
2128 }
2129 } else if (strstart(p, "cg3", &opts)) {
2130 if (cg3_vga_available()) {
2131 vga_interface_type = VGA_CG3;
2132 } else {
2133 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2134 exit(0);
2135 }
28b85ed8 2136 } else if (!strstart(p, "none", &opts)) {
3893c124 2137 invalid_vga:
2138 fprintf(stderr, "Unknown vga type: %s\n", p);
2139 exit(1);
2140 }
cb5a7aa8 2141 while (*opts) {
2142 const char *nextopt;
2143
2144 if (strstart(opts, ",retrace=", &nextopt)) {
2145 opts = nextopt;
2146 if (strstart(opts, "dumb", &nextopt))
2147 vga_retrace_method = VGA_RETRACE_DUMB;
2148 else if (strstart(opts, "precise", &nextopt))
2149 vga_retrace_method = VGA_RETRACE_PRECISE;
2150 else goto invalid_vga;
2151 } else goto invalid_vga;
2152 opts = nextopt;
2153 }
3893c124 2154}
2155
1472a95b
JS		 2156static DisplayType select_display(const char *p)
2157{
2158 const char *opts;
2159 DisplayType display = DT_DEFAULT;
2160
2161 if (strstart(p, "sdl", &opts)) {
2162#ifdef CONFIG_SDL
2163 display = DT_SDL;
2164 while (*opts) {
2165 const char *nextopt;
2166
2167 if (strstart(opts, ",frame=", &nextopt)) {
2168 opts = nextopt;
2169 if (strstart(opts, "on", &nextopt)) {
2170 no_frame = 0;
2171 } else if (strstart(opts, "off", &nextopt)) {
2172 no_frame = 1;
2173 } else {
05175535 2174 goto invalid_sdl_args;
1472a95b
JS		 2175 }
2176 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2177 opts = nextopt;
2178 if (strstart(opts, "on", &nextopt)) {
2179 alt_grab = 1;
2180 } else if (strstart(opts, "off", &nextopt)) {
2181 alt_grab = 0;
2182 } else {
05175535 2183 goto invalid_sdl_args;
1472a95b
JS		 2184 }
2185 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2186 opts = nextopt;
2187 if (strstart(opts, "on", &nextopt)) {
2188 ctrl_grab = 1;
2189 } else if (strstart(opts, "off", &nextopt)) {
2190 ctrl_grab = 0;
2191 } else {
05175535 2192 goto invalid_sdl_args;
1472a95b
JS		 2193 }
2194 } else if (strstart(opts, ",window_close=", &nextopt)) {
2195 opts = nextopt;
2196 if (strstart(opts, "on", &nextopt)) {
2197 no_quit = 0;
2198 } else if (strstart(opts, "off", &nextopt)) {
2199 no_quit = 1;
2200 } else {
05175535 2201 goto invalid_sdl_args;
1472a95b
JS		 2202 }
2203 } else {
05175535
PM		 2204 invalid_sdl_args:
2205 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2206 exit(1);
1472a95b
JS		 2207 }
2208 opts = nextopt;
2209 }
2210#else
2211 fprintf(stderr, "SDL support is disabled\n");
2212 exit(1);
2213#endif
3264ff12 2214 } else if (strstart(p, "vnc", &opts)) {
821601ea 2215#ifdef CONFIG_VNC
3264ff12
JS		 2216 display_remote++;
2217
2218 if (*opts) {
2219 const char *nextopt;
2220
2221 if (strstart(opts, "=", &nextopt)) {
2222 vnc_display = nextopt;
2223 }
2224 }
2225 if (!vnc_display) {
2226 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2227 exit(1);
2228 }
821601ea
JS		 2229#else
2230 fprintf(stderr, "VNC support is disabled\n");
2231 exit(1);
2232#endif
1472a95b
JS		 2233 } else if (strstart(p, "curses", &opts)) {
2234#ifdef CONFIG_CURSES
2235 display = DT_CURSES;
2236#else
2237 fprintf(stderr, "Curses support is disabled\n");
2238 exit(1);
15546425
AL		 2239#endif
2240 } else if (strstart(p, "gtk", &opts)) {
2241#ifdef CONFIG_GTK
2242 display = DT_GTK;
881249c7
JK		 2243 while (*opts) {
2244 const char *nextopt;
2245
2246 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2247 opts = nextopt;
2248 if (strstart(opts, "on", &nextopt)) {
2249 grab_on_hover = true;
2250 } else if (strstart(opts, "off", &nextopt)) {
2251 grab_on_hover = false;
2252 } else {
2253 goto invalid_gtk_args;
2254 }
2255 } else {
2256 invalid_gtk_args:
2257 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2258 exit(1);
2259 }
2260 opts = nextopt;
2261 }
15546425
AL		 2262#else
2263 fprintf(stderr, "GTK support is disabled\n");
2264 exit(1);
1472a95b 2265#endif
4171d32e
JS		 2266 } else if (strstart(p, "none", &opts)) {
2267 display = DT_NONE;
1472a95b 2268 } else {
1472a95b
JS		 2269 fprintf(stderr, "Unknown display type: %s\n", p);
2270 exit(1);
2271 }
2272
2273 return display;
2274}
2275
7d4c3d53
MA		 2276static int balloon_parse(const char *arg)
2277{
382f0743 2278 QemuOpts *opts;
7d4c3d53 2279
382f0743
GH		 2280 if (strcmp(arg, "none") == 0) {
2281 return 0;
2282 }
2283
2284 if (!strncmp(arg, "virtio", 6)) {
2285 if (arg[6] == ',') {
2286 /* have params -> parse them */
3329f07b 2287 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2288 if (!opts)
2289 return -1;
2290 } else {
2291 /* create empty opts */
87ea75d5
PC		 2292 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2293 &error_abort);
7d4c3d53 2294 }
29f82b37 2295 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2296 return 0;
7d4c3d53 2297 }
382f0743
GH		 2298
2299 return -1;
7d4c3d53 2300}
7d4c3d53 2301
5cea8590
PB		 2302char *qemu_find_file(int type, const char *name)
2303{
4524051c 2304 int i;
5cea8590
PB		 2305 const char *subdir;
2306 char *buf;
2307
31783203
PM		 2308 /* Try the name as a straight path first */
2309 if (access(name, R_OK) == 0) {
4524051c 2310 trace_load_file(name, name);
7267c094 2311 return g_strdup(name);
5cea8590 2312 }
4524051c 2313
5cea8590
PB		 2314 switch (type) {
2315 case QEMU_FILE_TYPE_BIOS:
2316 subdir = "";
2317 break;
2318 case QEMU_FILE_TYPE_KEYMAP:
2319 subdir = "keymaps/";
2320 break;
2321 default:
2322 abort();
2323 }
4524051c
GH		 2324
2325 for (i = 0; i < data_dir_idx; i++) {
2326 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2327 if (access(buf, R_OK) == 0) {
2328 trace_load_file(name, buf);
2329 return buf;
2330 }
7267c094 2331 g_free(buf);
5cea8590 2332 }
4524051c 2333 return NULL;
5cea8590
PB		 2334}
2335
ff952ba2
MA		 2336static int device_help_func(QemuOpts *opts, void *opaque)
2337{
2338 return qdev_device_help(opts);
2339}
2340
f31d07d1
GH		 2341static int device_init_func(QemuOpts *opts, void *opaque)
2342{
2343 DeviceState *dev;
2344
2345 dev = qdev_device_add(opts);
2346 if (!dev)
2347 return -1;
b09995ae 2348 object_unref(OBJECT(dev));
f31d07d1
GH		 2349 return 0;
2350}
2351
1a688d3b
GH		 2352static int chardev_init_func(QemuOpts *opts, void *opaque)
2353{
bd2d80b2 2354 Error *local_err = NULL;
1a688d3b 2355
bd2d80b2 2356 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2357 if (local_err) {
4a44d85e 2358 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2359 error_free(local_err);
1a688d3b 2360 return -1;
bd2d80b2 2361 }
1a688d3b
GH		 2362 return 0;
2363}
2364
758e8e38 2365#ifdef CONFIG_VIRTFS
74db920c
GS		 2366static int fsdev_init_func(QemuOpts *opts, void *opaque)
2367{
2368 int ret;
2369 ret = qemu_fsdev_add(opts);
2370
2371 return ret;
2372}
2373#endif
2374
88589343
GH		 2375static int mon_init_func(QemuOpts *opts, void *opaque)
2376{
2377 CharDriverState *chr;
2378 const char *chardev;
2379 const char *mode;
2380 int flags;
2381
2382 mode = qemu_opt_get(opts, "mode");
2383 if (mode == NULL) {
2384 mode = "readline";
2385 }
2386 if (strcmp(mode, "readline") == 0) {
2387 flags = MONITOR_USE_READLINE;
2388 } else if (strcmp(mode, "control") == 0) {
2389 flags = MONITOR_USE_CONTROL;
2390 } else {
2391 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2392 exit(1);
2393 }
2394
39eaab9a
DB		 2395 if (qemu_opt_get_bool(opts, "pretty", 0))
2396 flags |= MONITOR_USE_PRETTY;
2397
88589343
GH		 2398 if (qemu_opt_get_bool(opts, "default", 0))
2399 flags |= MONITOR_IS_DEFAULT;
2400
2401 chardev = qemu_opt_get(opts, "chardev");
2402 chr = qemu_chr_find(chardev);
2403 if (chr == NULL) {
2404 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2405 exit(1);
2406 }
2407
456d6069 2408 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2409 monitor_init(chr, flags);
2410 return 0;
2411}
2412
6ca5582d 2413static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2414{
2415 static int monitor_device_index = 0;
2416 QemuOpts *opts;
2417 const char *p;
2418 char label[32];
2419 int def = 0;
2420
2421 if (strstart(optarg, "chardev:", &p)) {
2422 snprintf(label, sizeof(label), "%s", p);
2423 } else {
140e065d
JK		 2424 snprintf(label, sizeof(label), "compat_monitor%d",
2425 monitor_device_index);
2426 if (monitor_device_index == 0) {
88589343
GH		 2427 def = 1;
2428 }
2429 opts = qemu_chr_parse_compat(label, optarg);
2430 if (!opts) {
2431 fprintf(stderr, "parse error: %s\n", optarg);
2432 exit(1);
2433 }
2434 }
2435
8be7e7e4 2436 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2437 if (!opts) {
2438 fprintf(stderr, "duplicate chardev: %s\n", label);
2439 exit(1);
2440 }
6ca5582d 2441 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2442 qemu_opt_set(opts, "chardev", label);
2443 if (def)
2444 qemu_opt_set(opts, "default", "on");
2445 monitor_device_index++;
2446}
2447
bd3c948d
GH		 2448struct device_config {
2449 enum {
aee1b935
GH		 2450 DEV_USB, /* -usbdevice */
2451 DEV_BT, /* -bt */
2452 DEV_SERIAL, /* -serial */
2453 DEV_PARALLEL, /* -parallel */
2454 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2455 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2456 DEV_GDB, /* -gdb, -s */
3ef669e1 2457 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2458 } type;
2459 const char *cmdline;
d9a5954d 2460 Location loc;
72cf2d4f 2461 QTAILQ_ENTRY(device_config) next;
bd3c948d 2462};
4fdcac0e
BS		 2463
2464static QTAILQ_HEAD(, device_config) device_configs =
2465 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2466
2467static void add_device_config(int type, const char *cmdline)
2468{
2469 struct device_config *conf;
2470
7267c094 2471 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2472 conf->type = type;
2473 conf->cmdline = cmdline;
d9a5954d 2474 loc_save(&conf->loc);
72cf2d4f 2475 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2476}
2477
2478static int foreach_device_config(int type, int (*func)(const char *cmdline))
2479{
2480 struct device_config *conf;
2481 int rc;
2482
72cf2d4f 2483 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2484 if (conf->type != type)
2485 continue;
d9a5954d 2486 loc_push_restore(&conf->loc);
bd3c948d 2487 rc = func(conf->cmdline);
d9a5954d 2488 loc_pop(&conf->loc);
bd3c948d
GH		 2489 if (0 != rc)
2490 return rc;
2491 }
2492 return 0;
2493}
2494
998bbd74
GH		 2495static int serial_parse(const char *devname)
2496{
2497 static int index = 0;
2498 char label[32];
2499
2500 if (strcmp(devname, "none") == 0)
2501 return 0;
2502 if (index == MAX_SERIAL_PORTS) {
2503 fprintf(stderr, "qemu: too many serial ports\n");
2504 exit(1);
2505 }
2506 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2507 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2508 if (!serial_hds[index]) {
52d06136
PM		 2509 fprintf(stderr, "qemu: could not connect serial device"
2510 " to character backend '%s'\n", devname);
998bbd74
GH		 2511 return -1;
2512 }
2513 index++;
2514 return 0;
2515}
2516
6a5e8b0e
GH		 2517static int parallel_parse(const char *devname)
2518{
2519 static int index = 0;
2520 char label[32];
2521
2522 if (strcmp(devname, "none") == 0)
2523 return 0;
2524 if (index == MAX_PARALLEL_PORTS) {
2525 fprintf(stderr, "qemu: too many parallel ports\n");
2526 exit(1);
2527 }
2528 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2529 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2530 if (!parallel_hds[index]) {
52d06136
PM		 2531 fprintf(stderr, "qemu: could not connect parallel device"
2532 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2533 return -1;
2534 }
2535 index++;
2536 return 0;
2537}
2538
aee1b935
GH		 2539static int virtcon_parse(const char *devname)
2540{
3329f07b 2541 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2542 static int index = 0;
2543 char label[32];
392ecf54 2544 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2545
2546 if (strcmp(devname, "none") == 0)
2547 return 0;
2548 if (index == MAX_VIRTIO_CONSOLES) {
2549 fprintf(stderr, "qemu: too many virtio consoles\n");
2550 exit(1);
2551 }
392ecf54 2552
87ea75d5 2553 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2554 if (arch_type == QEMU_ARCH_S390X) {
2555 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2556 } else {
2557 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2558 }
392ecf54 2559
87ea75d5 2560 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2561 qemu_opt_set(dev_opts, "driver", "virtconsole");
2562
aee1b935 2563 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2564 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2565 if (!virtcon_hds[index]) {
52d06136
PM		 2566 fprintf(stderr, "qemu: could not connect virtio console"
2567 " to character backend '%s'\n", devname);
aee1b935
GH		 2568 return -1;
2569 }
392ecf54
AS		 2570 qemu_opt_set(dev_opts, "chardev", label);
2571
aee1b935
GH		 2572 index++;
2573 return 0;
2574}
2575
3ef669e1
AG		 2576static int sclp_parse(const char *devname)
2577{
2578 QemuOptsList *device = qemu_find_opts("device");
2579 static int index = 0;
2580 char label[32];
2581 QemuOpts *dev_opts;
2582
2583 if (strcmp(devname, "none") == 0) {
2584 return 0;
2585 }
2586 if (index == MAX_SCLP_CONSOLES) {
2587 fprintf(stderr, "qemu: too many sclp consoles\n");
2588 exit(1);
2589 }
2590
2591 assert(arch_type == QEMU_ARCH_S390X);
2592
2593 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2594 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2595
2596 snprintf(label, sizeof(label), "sclpcon%d", index);
2597 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2598 if (!sclp_hds[index]) {
2599 fprintf(stderr, "qemu: could not connect sclp console"
2600 " to character backend '%s'\n", devname);
2601 return -1;
2602 }
2603 qemu_opt_set(dev_opts, "chardev", label);
2604
2605 index++;
2606 return 0;
2607}
2608
c9f398e5 2609static int debugcon_parse(const char *devname)
4d8b3c63 2610{
c9f398e5
PA		 2611 QemuOpts *opts;
2612
27143a44 2613 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2614 exit(1);
2615 }
8be7e7e4 2616 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2617 if (!opts) {
2618 fprintf(stderr, "qemu: already have a debugcon device\n");
2619 exit(1);
2620 }
2621 qemu_opt_set(opts, "driver", "isa-debugcon");
2622 qemu_opt_set(opts, "chardev", "debugcon");
2623 return 0;
2624}
2625
0056ae24 2626static MachineClass *machine_parse(const char *name)
9052ea6b 2627{
0056ae24 2628 MachineClass *mc = NULL;
261747f1 2629 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2630
2631 if (name) {
0056ae24 2632 mc = find_machine(name);
9052ea6b 2633 }
0056ae24
MA		 2634 if (mc) {
2635 return mc;
9052ea6b 2636 }
025172d5
MR		 2637 if (name && !is_help_option(name)) {
2638 error_report("Unsupported machine type");
2639 error_printf("Use -machine help to list supported machines!\n");
2640 } else {
2641 printf("Supported machines are:\n");
2642 for (el = machines; el; el = el->next) {
2643 MachineClass *mc = el->data;
958db90c
MA		 2644 if (mc->alias) {
2645 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2646 }
958db90c
MA		 2647 printf("%-20s %s%s\n", mc->name, mc->desc,
2648 mc->is_default ? " (default)" : "");
9052ea6b 2649 }
9052ea6b 2650 }
261747f1
MA		 2651
2652 g_slist_free(machines);
c8057f95 2653 exit(!name || !is_help_option(name));
9052ea6b
JK		 2654}
2655
f1e29879 2656static int tcg_init(MachineClass *mc)
303d4e86 2657{
d5ab9713 2658 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 2659 return 0;
2660}
2661
2662static struct {
2663 const char *opt_name;
2664 const char *name;
2665 int (*available)(void);
f1e29879 2666 int (*init)(MachineClass *mc);
d5286af5 2667 bool *allowed;
303d4e86
AP		 2668} accel_list[] = {
2669 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2670 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2671 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
d4fce24f 2672 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
303d4e86
AP		 2673};
2674
f1e29879 2675static int configure_accelerator(MachineClass *mc)
303d4e86 2676{
36ad0e94 2677 const char *p;
303d4e86
AP		 2678 char buf[10];
2679 int i, ret;
217e21be
LG		 2680 bool accel_initialised = false;
2681 bool init_failed = false;
303d4e86 2682
36ad0e94 2683 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
303d4e86
AP		 2684 if (p == NULL) {
2685 /* Use the default "accelerator", tcg */
2686 p = "tcg";
2687 }
2688
1b785a97 2689 while (!accel_initialised && *p != '\0') {
303d4e86
AP		 2690 if (*p == ':') {
2691 p++;
2692 }
2693 p = get_opt_name(buf, sizeof (buf), p, ':');
2694 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2695 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93
LG		 2696 if (!accel_list[i].available()) {
2697 printf("%s not supported for this target\n",
2698 accel_list[i].name);
b321afbe 2699 break;
e3c66d93 2700 }
d5286af5 2701 *(accel_list[i].allowed) = true;
f1e29879 2702 ret = accel_list[i].init(mc);
303d4e86 2703 if (ret < 0) {
217e21be 2704 init_failed = true;
e3c66d93
LG		 2705 fprintf(stderr, "failed to initialize %s: %s\n",
2706 accel_list[i].name,
2707 strerror(-ret));
d5286af5 2708 *(accel_list[i].allowed) = false;
303d4e86 2709 } else {
217e21be 2710 accel_initialised = true;
303d4e86
AP		 2711 }
2712 break;
2713 }
2714 }
2715 if (i == ARRAY_SIZE(accel_list)) {
2716 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2717 }
2718 }
2719
1b785a97 2720 if (!accel_initialised) {
217e21be
LG		 2721 if (!init_failed) {
2722 fprintf(stderr, "No accelerator found!\n");
2723 }
303d4e86
AP		 2724 exit(1);
2725 }
2726
2727 if (init_failed) {
2728 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2729 }
2730
1b785a97 2731 return !accel_initialised;
303d4e86
AP		 2732}
2733
fd42deeb
GH		 2734void qemu_add_exit_notifier(Notifier *notify)
2735{
2736 notifier_list_add(&exit_notifiers, notify);
2737}
2738
2739void qemu_remove_exit_notifier(Notifier *notify)
2740{
31552529 2741 notifier_remove(notify);
fd42deeb
GH		 2742}
2743
2744static void qemu_run_exit_notifiers(void)
2745{
9e8dd451 2746 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2747}
2748
4cab946a
GN		 2749void qemu_add_machine_init_done_notifier(Notifier *notify)
2750{
2751 notifier_list_add(&machine_init_done_notifiers, notify);
2752}
2753
2754static void qemu_run_machine_init_done_notifiers(void)
2755{
9e8dd451 2756 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2757}
2758
6530a97b
AL		 2759static const QEMUOption *lookup_opt(int argc, char **argv,
2760 const char **poptarg, int *poptind)
2761{
2762 const QEMUOption *popt;
2763 int optind = *poptind;
2764 char *r = argv[optind];
2765 const char *optarg;
2766
0f0bc3f1 2767 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2768 optind++;
2769 /* Treat --foo the same as -foo. */
2770 if (r[1] == '-')
2771 r++;
2772 popt = qemu_options;
2773 for(;;) {
2774 if (!popt->name) {
0f0bc3f1 2775 error_report("invalid option");
6530a97b
AL		 2776 exit(1);
2777 }
2778 if (!strcmp(popt->name, r + 1))
2779 break;
2780 popt++;
2781 }
2782 if (popt->flags & HAS_ARG) {
2783 if (optind >= argc) {
0f0bc3f1 2784 error_report("requires an argument");
6530a97b
AL		 2785 exit(1);
2786 }
2787 optarg = argv[optind++];
0f0bc3f1 2788 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2789 } else {
2790 optarg = NULL;
2791 }
2792
2793 *poptarg = optarg;
2794 *poptind = optind;
2795
2796 return popt;
2797}
2798
0750112a
AL		 2799static gpointer malloc_and_trace(gsize n_bytes)
2800{
2801 void *ptr = malloc(n_bytes);
a74cd8cc 2802 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2803 return ptr;
2804}
2805
2806static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2807{
2808 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2809 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2810 return ptr;
2811}
2812
2813static void free_and_trace(gpointer mem)
2814{
a74cd8cc 2815 trace_g_free(mem);
0750112a
AL		 2816 free(mem);
2817}
2818
68d98d3e
AL		 2819static int object_set_property(const char *name, const char *value, void *opaque)
2820{
2821 Object *obj = OBJECT(opaque);
2822 StringInputVisitor *siv;
2823 Error *local_err = NULL;
2824
13d7adf9
MA		 2825 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0 ||
2826 strcmp(name, "type") == 0) {
68d98d3e
AL		 2827 return 0;
2828 }
2829
2830 siv = string_input_visitor_new(value);
2831 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2832 string_input_visitor_cleanup(siv);
2833
2834 if (local_err) {
2835 qerror_report_err(local_err);
2836 error_free(local_err);
2837 return -1;
2838 }
2839
2840 return 0;
2841}
2842
2843static int object_create(QemuOpts *opts, void *opaque)
2844{
c4090f8e
PB		 2845 Error *err = NULL;
2846 char *type = NULL;
2847 char *id = NULL;
2848 void *dummy = NULL;
2849 OptsVisitor *ov;
2850 QDict *pdict;
68d98d3e 2851
c4090f8e
PB		 2852 ov = opts_visitor_new(opts);
2853 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2854
c4090f8e
PB		 2855 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2856 if (err) {
2857 goto out;
68d98d3e
AL		 2858 }
2859
c4090f8e
PB		 2860 qdict_del(pdict, "qom-type");
2861 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2862 if (err) {
2863 goto out;
68d98d3e
AL		 2864 }
2865
c4090f8e
PB		 2866 qdict_del(pdict, "id");
2867 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2868 if (err) {
269e09f3
IM		 2869 goto out;
2870 }
2871
c4090f8e
PB		 2872 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2873 if (err) {
269e09f3
IM		 2874 goto out;
2875 }
c4090f8e
PB		 2876 visit_end_struct(opts_get_visitor(ov), &err);
2877 if (err) {
2878 qmp_object_del(id, NULL);
2879 }
2880
269e09f3 2881out:
c4090f8e
PB		 2882 opts_visitor_cleanup(ov);
2883
2884 QDECREF(pdict);
2885 g_free(id);
2886 g_free(type);
2887 g_free(dummy);
2888 if (err) {
2889 qerror_report_err(err);
90e9cf28
IM		 2890 return -1;
2891 }
68d98d3e
AL		 2892 return 0;
2893}
2894
902b3d5c 2895int main(int argc, char **argv, char **envp)
0824d6fc 2896{
e4bcb14c 2897 int i;
da1fcfda 2898 int snapshot, linux_boot;
4e3de9e9 2899 const char *icount_option = NULL;
7f7f9873 2900 const char *initrd_filename;
a20dd508 2901 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2902 const char *boot_order;
3023f332 2903 DisplayState *ds;
9f227bc3 2904 int cyls, heads, secs, translation;
2905 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
03b0ba70 2906 QemuOptsList *olist;
cd6f1169 2907 int optind;
6530a97b 2908 const char *optarg;
d63d307f 2909 const char *loadvm = NULL;
0056ae24 2910 MachineClass *machine_class;
94fc95cd 2911 const char *cpu_model;
d44229c5 2912 const char *vga_model = NULL;
d4fce24f
PB		 2913 const char *qtest_chrdev = NULL;
2914 const char *qtest_log = NULL;
93815bc2 2915 const char *pid_file = NULL;
5bb7910a 2916 const char *incoming = NULL;
821601ea 2917#ifdef CONFIG_VNC
993fbfdb 2918 int show_vnc_port = 0;
821601ea 2919#endif
3ed2d9ee 2920 bool defconfig = true;
f29a5614 2921 bool userconfig = true;
c235d738
MF		 2922 const char *log_mask = NULL;
2923 const char *log_file = NULL;
0750112a
AL		 2924 GMemVTable mem_trace = {
2925 .malloc = malloc_and_trace,
2926 .realloc = realloc_and_trace,
2927 .free = free_and_trace,
2928 };
23d15e86 2929 const char *trace_events = NULL;
e4858974 2930 const char *trace_file = NULL;
6e1d3c1c
IM		 2931 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2932 1024 * 1024;
c270fb9e
IM		 2933 ram_addr_t maxram_size = default_ram_size;
2934 uint64_t ram_slots = 0;
abfd9ce3 2935 FILE *vmstate_dump_file = NULL;
0b5538c3 2936
fd42deeb 2937 atexit(qemu_run_exit_notifiers);
65abca0a 2938 error_set_progname(argv[0]);
10f5bff6 2939 qemu_init_exec_dir(argv[0]);
65abca0a 2940
0750112a
AL		 2941 g_mem_set_vtable(&mem_trace);
2942
1b71f7c1
AF		 2943 module_call_init(MODULE_INIT_QOM);
2944
4d454574 2945 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2946 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2947 qemu_add_drive_opts(&qemu_common_drive_opts);
2948 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2949 qemu_add_opts(&qemu_chardev_opts);
2950 qemu_add_opts(&qemu_device_opts);
2951 qemu_add_opts(&qemu_netdev_opts);
2952 qemu_add_opts(&qemu_net_opts);
2953 qemu_add_opts(&qemu_rtc_opts);
2954 qemu_add_opts(&qemu_global_opts);
2955 qemu_add_opts(&qemu_mon_opts);
2956 qemu_add_opts(&qemu_trace_opts);
2957 qemu_add_opts(&qemu_option_rom_opts);
2958 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2959 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2960 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2961 qemu_add_opts(&qemu_boot_opts);
2962 qemu_add_opts(&qemu_sandbox_opts);
2963 qemu_add_opts(&qemu_add_fd_opts);
2964 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2965 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2966 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2967 qemu_add_opts(&qemu_msg_opts);
5d12f961 2968 qemu_add_opts(&qemu_name_opts);
0042109a 2969 qemu_add_opts(&qemu_numa_opts);
4d454574 2970
5db9d4d1
LC		 2971 runstate_init();
2972
884f17c2 2973 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2974
72cf2d4f 2975 QLIST_INIT (&vm_change_state_head);
fe98ac14 2976 os_setup_early_signal_handling();
be995c27 2977
f80f9ec9 2978 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2979 machine_class = find_default_machine();
94fc95cd 2980 cpu_model = NULL;
6e1d3c1c 2981 ram_size = default_ram_size;
33e3963e 2982 snapshot = 0;
9f227bc3 2983 cyls = heads = secs = 0;
2984 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2985
268a362c 2986 for (i = 0; i < MAX_NODES; i++) {
8c85901e 2987 numa_info[i].node_mem = 0;
1af878e0 2988 numa_info[i].present = false;
8c85901e 2989 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 2990 }
2991
268a362c 2992 nb_numa_nodes = 0;
1af878e0 2993 max_numa_nodeid = 0;
7c9d8e07 2994 nb_nics = 0;
3b46e624 2995
142c6b1a
PL		 2996 bdrv_init_with_whitelist();
2997
2c02d1ad 2998 autostart = 1;
41bd639b 2999
292444cb
AL		 3000 /* first pass of option parsing */
3001 optind = 1;
3002 while (optind < argc) {
3003 if (argv[optind][0] != '-') {
3004 /* disk image */
28e68d68 3005 optind++;
292444cb
AL		 3006 } else {
3007 const QEMUOption *popt;
3008
3009 popt = lookup_opt(argc, argv, &optarg, &optind);
3010 switch (popt->index) {
3011 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3012 defconfig = false;
292444cb 3013 break;
f29a5614
EH		 3014 case QEMU_OPTION_nouserconfig:
3015 userconfig = false;
3016 break;
292444cb
AL		 3017 }
3018 }
3019 }
3020
3021 if (defconfig) {
dcfb0939 3022 int ret;
f29a5614 3023 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 3024 if (ret < 0) {
dcfb0939 3025 exit(1);
292444cb
AL		 3026 }
3027 }
3028
3029 /* second pass of option parsing */
cd6f1169 3030 optind = 1;
0824d6fc 3031 for(;;) {
cd6f1169 3032 if (optind >= argc)
0824d6fc 3033 break;
6530a97b 3034 if (argv[optind][0] != '-') {
9f227bc3 3035 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3036 } else {
3037 const QEMUOption *popt;
3038
6530a97b 3039 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3040 if (!(popt->arch_mask & arch_type)) {
3041 printf("Option %s not supported for this target\n", popt->name);
3042 exit(1);
3043 }
cd6f1169 3044 switch(popt->index) {
cc1daa40 3045 case QEMU_OPTION_M:
0056ae24 3046 machine_class = machine_parse(optarg);
cc1daa40 3047 break;
e43d594e
JK		 3048 case QEMU_OPTION_no_kvm_irqchip: {
3049 olist = qemu_find_opts("machine");
3050 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3051 break;
3052 }
94fc95cd
JM		 3053 case QEMU_OPTION_cpu:
3054 /* hw initialization will check this */
ecf40bea 3055 cpu_model = optarg;
94fc95cd 3056 break;
cd6f1169 3057 case QEMU_OPTION_hda:
9f227bc3 3058 {
3059 char buf[256];
3060 if (cyls == 0)
3061 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3062 else
3063 snprintf(buf, sizeof(buf),
3064 "%s,cyls=%d,heads=%d,secs=%d%s",
3065 HD_OPTS , cyls, heads, secs,
3066 translation == BIOS_ATA_TRANSLATION_LBA ?
3067 ",trans=lba" :
3068 translation == BIOS_ATA_TRANSLATION_NONE ?
3069 ",trans=none" : "");
3070 drive_add(IF_DEFAULT, 0, optarg, buf);
3071 break;
3072 }
cd6f1169 3073 case QEMU_OPTION_hdb:
cc1daa40
FB		 3074 case QEMU_OPTION_hdc:
3075 case QEMU_OPTION_hdd:
2292ddae
MA		 3076 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3077 HD_OPTS);
fc01f7e7 3078 break;
e4bcb14c 3079 case QEMU_OPTION_drive:
e2982c3a
MT		 3080 if (drive_def(optarg) == NULL) {
3081 exit(1);
3082 }
e4bcb14c 3083 break;
d058fe03
GH		 3084 case QEMU_OPTION_set:
3085 if (qemu_set_option(optarg) != 0)
3086 exit(1);
3087 break;
d0fef6fb
GH		 3088 case QEMU_OPTION_global:
3089 if (qemu_global_option(optarg) != 0)
3090 exit(1);
3091 break;
3e3d5815 3092 case QEMU_OPTION_mtdblock:
2292ddae 3093 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3094 break;
a1bb27b1 3095 case QEMU_OPTION_sd:
80f4d9fc 3096 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3097 break;
86f55663 3098 case QEMU_OPTION_pflash:
2292ddae 3099 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3100 break;
cd6f1169 3101 case QEMU_OPTION_snapshot:
33e3963e
FB		 3102 snapshot = 1;
3103 break;
cd6f1169 3104 case QEMU_OPTION_hdachs:
330d0414 3105 {
330d0414
FB		 3106 const char *p;
3107 p = optarg;
3108 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3109 if (cyls < 1 || cyls > 16383)
3110 goto chs_fail;
330d0414
FB		 3111 if (*p != ',')
3112 goto chs_fail;
3113 p++;
3114 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3115 if (heads < 1 || heads > 16)
3116 goto chs_fail;
330d0414
FB		 3117 if (*p != ',')
3118 goto chs_fail;
3119 p++;
3120 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3121 if (secs < 1 || secs > 63)
3122 goto chs_fail;
3123 if (*p == ',') {
3124 p++;
f31c41ff
PB		 3125 if (!strcmp(p, "large")) {
3126 translation = BIOS_ATA_TRANSLATION_LARGE;
3127 } else if (!strcmp(p, "rechs")) {
3128 translation = BIOS_ATA_TRANSLATION_RECHS;
3129 } else if (!strcmp(p, "none")) {
46d4767d 3130 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3131 } else if (!strcmp(p, "lba")) {
46d4767d 3132 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3133 } else if (!strcmp(p, "auto")) {
46d4767d 3134 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3135 } else {
46d4767d 3136 goto chs_fail;
f31c41ff 3137 }
46d4767d 3138 } else if (*p != '\0') {
c4b1fcc0 3139 chs_fail:
46d4767d
FB		 3140 fprintf(stderr, "qemu: invalid physical CHS format\n");
3141 exit(1);
c4b1fcc0 3142 }
9f227bc3 3143 if (hda_opts != NULL) {
9dfd7c7a
GH		 3144 char num[16];
3145 snprintf(num, sizeof(num), "%d", cyls);
3146 qemu_opt_set(hda_opts, "cyls", num);
3147 snprintf(num, sizeof(num), "%d", heads);
3148 qemu_opt_set(hda_opts, "heads", num);
3149 snprintf(num, sizeof(num), "%d", secs);
3150 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3151 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3152 qemu_opt_set(hda_opts, "trans", "large");
3153 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3154 qemu_opt_set(hda_opts, "trans", "rechs");
3155 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3156 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3157 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3158 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3159 }
9dfd7c7a 3160 }
330d0414
FB		 3161 }
3162 break;
268a362c 3163 case QEMU_OPTION_numa:
0042109a
WG		 3164 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3165 if (!opts) {
3166 exit(1);
3167 }
268a362c 3168 break;
1472a95b
JS		 3169 case QEMU_OPTION_display:
3170 display_type = select_display(optarg);
3171 break;
cd6f1169 3172 case QEMU_OPTION_nographic:
993fbfdb 3173 display_type = DT_NOGRAPHIC;
a20dd508 3174 break;
4d3b6f6e 3175 case QEMU_OPTION_curses:
47b05369 3176#ifdef CONFIG_CURSES
993fbfdb 3177 display_type = DT_CURSES;
47b05369
JS		 3178#else
3179 fprintf(stderr, "Curses support is disabled\n");
3180 exit(1);
4d3b6f6e 3181#endif
47b05369 3182 break;
a171fe39 3183 case QEMU_OPTION_portrait:
9312805d
VK		 3184 graphic_rotate = 90;
3185 break;
3186 case QEMU_OPTION_rotate:
3187 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3188 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3189 graphic_rotate != 180 && graphic_rotate != 270) {
3190 fprintf(stderr,
3191 "qemu: only 90, 180, 270 deg rotation is available\n");
3192 exit(1);
3193 }
a171fe39 3194 break;
cd6f1169 3195 case QEMU_OPTION_kernel:
a0abe474
PM		 3196 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3197 break;
3198 case QEMU_OPTION_initrd:
3199 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3200 break;
cd6f1169 3201 case QEMU_OPTION_append:
a0abe474 3202 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3203 break;
412beee6
GL		 3204 case QEMU_OPTION_dtb:
3205 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3206 break;
cd6f1169 3207 case QEMU_OPTION_cdrom:
2292ddae 3208 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3209 break;
cd6f1169 3210 case QEMU_OPTION_boot:
8281abd5
MA		 3211 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3212 if (!opts) {
3213 exit(1);
36b486bb
FB		 3214 }
3215 break;
cd6f1169 3216 case QEMU_OPTION_fda:
cd6f1169 3217 case QEMU_OPTION_fdb:
2292ddae
MA		 3218 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3219 optarg, FD_OPTS);
c45886db 3220 break;
52ca8d6a
FB		 3221 case QEMU_OPTION_no_fd_bootchk:
3222 fd_bootchk = 0;
3223 break;
a1ea458f 3224 case QEMU_OPTION_netdev:
3329f07b 3225 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3226 exit(1);
3227 }
3228 break;
7c9d8e07 3229 case QEMU_OPTION_net:
3329f07b 3230 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3231 exit(1);
3232 }
702c651c 3233 break;
f9dadc98
RS		 3234#ifdef CONFIG_LIBISCSI
3235 case QEMU_OPTION_iscsi:
3236 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3237 if (!opts) {
3238 exit(1);
3239 }
3240 break;
3241#endif
c7f74643
FB		 3242#ifdef CONFIG_SLIRP
3243 case QEMU_OPTION_tftp:
ad196a9d 3244 legacy_tftp_prefix = optarg;
9bf05444 3245 break;
47d5d01a 3246 case QEMU_OPTION_bootp:
ad196a9d 3247 legacy_bootp_filename = optarg;
47d5d01a 3248 break;
9bf05444 3249 case QEMU_OPTION_redir:
0752706d
MA		 3250 if (net_slirp_redir(optarg) < 0)
3251 exit(1);
9bf05444 3252 break;
c7f74643 3253#endif
dc72ac14 3254 case QEMU_OPTION_bt:
bd3c948d 3255 add_device_config(DEV_BT, optarg);
dc72ac14 3256 break;
1d14ffa9
FB		 3257 case QEMU_OPTION_audio_help:
3258 AUD_help ();
3259 exit (0);
3260 break;
3261 case QEMU_OPTION_soundhw:
3262 select_soundhw (optarg);
3263 break;
cd6f1169 3264 case QEMU_OPTION_h:
15f82208 3265 help(0);
cd6f1169 3266 break;
9bd7e6d9
PB		 3267 case QEMU_OPTION_version:
3268 version();
3269 exit(0);
3270 break;
00f82b8a 3271 case QEMU_OPTION_m: {
ff961015 3272 uint64_t sz;
6e1d3c1c 3273 const char *mem_str;
c270fb9e 3274 const char *maxmem_str, *slots_str;
9f9b17a4 3275
6e1d3c1c
IM		 3276 opts = qemu_opts_parse(qemu_find_opts("memory"),
3277 optarg, 1);
3278 if (!opts) {
3279 exit(EXIT_FAILURE);
3280 }
3281
3282 mem_str = qemu_opt_get(opts, "size");
3283 if (!mem_str) {
3284 error_report("invalid -m option, missing 'size' option");
3285 exit(EXIT_FAILURE);
3286 }
3287 if (!*mem_str) {
3288 error_report("missing 'size' option value");
3289 exit(EXIT_FAILURE);
3290 }
3291
3292 sz = qemu_opt_get_size(opts, "size", ram_size);
3293
3294 /* Fix up legacy suffix-less format */
3295 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3296 uint64_t overflow_check = sz;
3297
3298 sz <<= 20;
3299 if ((sz >> 20) != overflow_check) {
3300 error_report("too large 'size' option value");
3301 exit(EXIT_FAILURE);
3302 }
3303 }
3304
3305 /* backward compatibility behaviour for case "-m 0" */
3306 if (sz == 0) {
3307 sz = default_ram_size;
cd6f1169 3308 }
6e1d3c1c
IM		 3309
3310 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3311 ram_size = sz;
3312 if (ram_size != sz) {
6e1d3c1c
IM		 3313 error_report("ram size too large");
3314 exit(EXIT_FAILURE);
00f82b8a 3315 }
c270fb9e
IM		 3316
3317 maxmem_str = qemu_opt_get(opts, "maxmem");
3318 slots_str = qemu_opt_get(opts, "slots");
3319 if (maxmem_str && slots_str) {
3320 uint64_t slots;
3321
3322 sz = qemu_opt_get_size(opts, "maxmem", 0);
3323 if (sz < ram_size) {
3324 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3325 "(%" PRIu64 ") <= initial memory ("
3326 RAM_ADDR_FMT ")\n", sz, ram_size);
c270fb9e
IM		 3327 exit(EXIT_FAILURE);
3328 }
3329
3330 slots = qemu_opt_get_number(opts, "slots", 0);
3331 if ((sz > ram_size) && !slots) {
3332 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3333 "(%" PRIu64 ") more than initial memory ("
3334 RAM_ADDR_FMT ") but no hotplug slots where "
c270fb9e
IM		 3335 "specified\n", sz, ram_size);
3336 exit(EXIT_FAILURE);
3337 }
3338
3339 if ((sz <= ram_size) && slots) {
3340 fprintf(stderr, "qemu: invalid -m option value: %"
3341 PRIu64 " hotplug slots where specified but "
705456c0
MT		 3342 "maxmem (%" PRIu64 ") <= initial memory ("
3343 RAM_ADDR_FMT ")\n", slots, sz, ram_size);
c270fb9e
IM		 3344 exit(EXIT_FAILURE);
3345 }
3346 maxram_size = sz;
3347 ram_slots = slots;
3348 } else if ((!maxmem_str && slots_str) ||
3349 (maxmem_str && !slots_str)) {
3350 fprintf(stderr, "qemu: invalid -m option value: missing "
3351 "'%s' option\n", slots_str ? "maxmem" : "slots");
3352 exit(EXIT_FAILURE);
3353 }
cd6f1169 3354 break;
00f82b8a 3355 }
d1a0cf73
SB		 3356#ifdef CONFIG_TPM
3357 case QEMU_OPTION_tpmdev:
3358 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3359 exit(1);
3360 }
3361 break;
3362#endif
c902760f
MT		 3363 case QEMU_OPTION_mempath:
3364 mem_path = optarg;
3365 break;
c902760f
MT		 3366 case QEMU_OPTION_mem_prealloc:
3367 mem_prealloc = 1;
3368 break;
cd6f1169 3369 case QEMU_OPTION_d:
c235d738
MF		 3370 log_mask = optarg;
3371 break;
3372 case QEMU_OPTION_D:
3373 log_file = optarg;
cd6f1169 3374 break;
cd6f1169 3375 case QEMU_OPTION_s:
ef0c4a0d 3376 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3377 break;
59030a8c 3378 case QEMU_OPTION_gdb:
ef0c4a0d 3379 add_device_config(DEV_GDB, optarg);
cd6f1169 3380 break;
cd6f1169 3381 case QEMU_OPTION_L:
4524051c
GH		 3382 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3383 data_dir[data_dir_idx++] = optarg;
3384 }
cd6f1169 3385 break;
1192dad8 3386 case QEMU_OPTION_bios:
1442d3e6 3387 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3388 break;
1b530a6d
AJ		 3389 case QEMU_OPTION_singlestep:
3390 singlestep = 1;
3391 break;
cd6f1169 3392 case QEMU_OPTION_S:
3c07f8e8 3393 autostart = 0;
cd6f1169 3394 break;
3d11d0eb
FB		 3395 case QEMU_OPTION_k:
3396 keyboard_layout = optarg;
3397 break;
ee22c2f7
FB		 3398 case QEMU_OPTION_localtime:
3399 rtc_utc = 0;
3400 break;
3893c124 3401 case QEMU_OPTION_vga:
a369da5f 3402 vga_model = optarg;
7f1b17f2 3403 default_vga = 0;
1bfe856e 3404 break;
e9b137c2
FB		 3405 case QEMU_OPTION_g:
3406 {
3407 const char *p;
3408 int w, h, depth;
3409 p = optarg;
3410 w = strtol(p, (char **)&p, 10);
3411 if (w <= 0) {
3412 graphic_error:
3413 fprintf(stderr, "qemu: invalid resolution or depth\n");
3414 exit(1);
3415 }
3416 if (*p != 'x')
3417 goto graphic_error;
3418 p++;
3419 h = strtol(p, (char **)&p, 10);
3420 if (h <= 0)
3421 goto graphic_error;
3422 if (*p == 'x') {
3423 p++;
3424 depth = strtol(p, (char **)&p, 10);
5fafdf24 3425 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3426 depth != 24 && depth != 32)
3427 goto graphic_error;
3428 } else if (*p == '\0') {
3429 depth = graphic_depth;
3430 } else {
3431 goto graphic_error;
3432 }
3b46e624 3433
e9b137c2
FB		 3434 graphic_width = w;
3435 graphic_height = h;
3436 graphic_depth = depth;
3437 }
3438 break;
20d8a3ed
TS		 3439 case QEMU_OPTION_echr:
3440 {
3441 char *r;
3442 term_escape_char = strtol(optarg, &r, 0);
3443 if (r == optarg)
3444 printf("Bad argument to echr\n");
3445 break;
3446 }
82c643ff 3447 case QEMU_OPTION_monitor:
6ca5582d 3448 default_monitor = 0;
70e098af
LC		 3449 if (strncmp(optarg, "none", 4)) {
3450 monitor_parse(optarg, "readline");
3451 }
6ca5582d
GH		 3452 break;
3453 case QEMU_OPTION_qmp:
3454 monitor_parse(optarg, "control");
2d114dc1 3455 default_monitor = 0;
82c643ff 3456 break;
22a0e04b 3457 case QEMU_OPTION_mon:
3329f07b 3458 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3459 if (!opts) {
22a0e04b
GH		 3460 exit(1);
3461 }
2d114dc1 3462 default_monitor = 0;
22a0e04b 3463 break;
191bc01b 3464 case QEMU_OPTION_chardev:
3329f07b 3465 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3466 if (!opts) {
191bc01b
GH		 3467 exit(1);
3468 }
191bc01b 3469 break;
74db920c 3470 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3471 olist = qemu_find_opts("fsdev");
3472 if (!olist) {
3473 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3474 exit(1);
3475 }
3476 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3477 if (!opts) {
74db920c
GS		 3478 exit(1);
3479 }
3480 break;
3d54abc7 3481 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3482 QemuOpts *fsdev;
3483 QemuOpts *device;
84a87cc4 3484 const char *writeout, *sock_fd, *socket;
3d54abc7 3485
03b0ba70
GH		 3486 olist = qemu_find_opts("virtfs");
3487 if (!olist) {
3488 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3489 exit(1);
3490 }
3491 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3492 if (!opts) {
3d54abc7
GS		 3493 exit(1);
3494 }
3495
fbcbf101 3496 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3497 qemu_opt_get(opts, "mount_tag") == NULL) {
3498 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3499 exit(1);
3500 }
e14ea479 3501 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3502 qemu_opt_get(opts, "mount_tag"),
3503 1, NULL);
e14ea479
SH		 3504 if (!fsdev) {
3505 fprintf(stderr, "duplicate fsdev id: %s\n",
3506 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3507 exit(1);
3508 }
d3ab98e6
AK		 3509
3510 writeout = qemu_opt_get(opts, "writeout");
3511 if (writeout) {
3512#ifdef CONFIG_SYNC_FILE_RANGE
3513 qemu_opt_set(fsdev, "writeout", writeout);
3514#else
3515 fprintf(stderr, "writeout=immediate not supported on "
3516 "this platform\n");
3517 exit(1);
3518#endif
3519 }
fbcbf101 3520 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3521 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3522 qemu_opt_set(fsdev, "security_model",
3523 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3524 socket = qemu_opt_get(opts, "socket");
3525 if (socket) {
3526 qemu_opt_set(fsdev, "socket", socket);
3527 }
4c793dda
MK		 3528 sock_fd = qemu_opt_get(opts, "sock_fd");
3529 if (sock_fd) {
3530 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3531 }
e14ea479 3532
2c74c2cb
MK		 3533 qemu_opt_set_bool(fsdev, "readonly",
3534 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3535 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3536 &error_abort);
e14ea479
SH		 3537 qemu_opt_set(device, "driver", "virtio-9p-pci");
3538 qemu_opt_set(device, "fsdev",
3539 qemu_opt_get(opts, "mount_tag"));
3540 qemu_opt_set(device, "mount_tag",
3541 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3542 break;
3543 }
9db221ae
AK		 3544 case QEMU_OPTION_virtfs_synth: {
3545 QemuOpts *fsdev;
3546 QemuOpts *device;
3547
8be7e7e4
LC		 3548 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3549 1, NULL);
9db221ae
AK		 3550 if (!fsdev) {
3551 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3552 exit(1);
3553 }
3554 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3555
87ea75d5
PC		 3556 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3557 &error_abort);
9db221ae
AK		 3558 qemu_opt_set(device, "driver", "virtio-9p-pci");
3559 qemu_opt_set(device, "fsdev", "v_synth");
3560 qemu_opt_set(device, "mount_tag", "v_synth");
3561 break;
3562 }
82c643ff 3563 case QEMU_OPTION_serial:
998bbd74
GH		 3564 add_device_config(DEV_SERIAL, optarg);
3565 default_serial = 0;
18141ed6
JK		 3566 if (strncmp(optarg, "mon:", 4) == 0) {
3567 default_monitor = 0;
3568 }
82c643ff 3569 break;
9dd986cc 3570 case QEMU_OPTION_watchdog:
09aaa160
MA		 3571 if (watchdog) {
3572 fprintf(stderr,
3573 "qemu: only one watchdog option may be given\n");
3574 return 1;
3575 }
3576 watchdog = optarg;
9dd986cc
RJ		 3577 break;
3578 case QEMU_OPTION_watchdog_action:
3579 if (select_watchdog_action(optarg) == -1) {
3580 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3581 exit(1);
3582 }
3583 break;
51ecf136 3584 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3585 add_device_config(DEV_VIRTCON, optarg);
3586 default_virtcon = 0;
18141ed6
JK		 3587 if (strncmp(optarg, "mon:", 4) == 0) {
3588 default_monitor = 0;
3589 }
51ecf136 3590 break;
6508fe59 3591 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3592 add_device_config(DEV_PARALLEL, optarg);
3593 default_parallel = 0;
18141ed6
JK		 3594 if (strncmp(optarg, "mon:", 4) == 0) {
3595 default_monitor = 0;
3596 }
6508fe59 3597 break;
c9f398e5
PA		 3598 case QEMU_OPTION_debugcon:
3599 add_device_config(DEV_DEBUGCON, optarg);
3600 break;
d63d307f
FB		 3601 case QEMU_OPTION_loadvm:
3602 loadvm = optarg;
3603 break;
3604 case QEMU_OPTION_full_screen:
3605 full_screen = 1;
3606 break;
43523e93
TS		 3607 case QEMU_OPTION_no_frame:
3608 no_frame = 1;
3609 break;
3780e197
TS		 3610 case QEMU_OPTION_alt_grab:
3611 alt_grab = 1;
3612 break;
0ca9f8a4
DK		 3613 case QEMU_OPTION_ctrl_grab:
3614 ctrl_grab = 1;
3615 break;
667accab
TS		 3616 case QEMU_OPTION_no_quit:
3617 no_quit = 1;
3618 break;
7d957bd8 3619 case QEMU_OPTION_sdl:
24f6ff86 3620#ifdef CONFIG_SDL
993fbfdb 3621 display_type = DT_SDL;
7d957bd8 3622 break;
58fc096c 3623#else
58fc096c
JS		 3624 fprintf(stderr, "SDL support is disabled\n");
3625 exit(1);
667accab 3626#endif
f7cce898 3627 case QEMU_OPTION_pidfile:
93815bc2 3628 pid_file = optarg;
f7cce898 3629 break;
a09db21f
FB		 3630 case QEMU_OPTION_win2k_hack:
3631 win2k_install_hack = 1;
3632 break;
433acf0d
JK		 3633 case QEMU_OPTION_rtc_td_hack: {
3634 static GlobalProperty slew_lost_ticks[] = {
3635 {
3636 .driver = "mc146818rtc",
3637 .property = "lost_tick_policy",
3638 .value = "slew",
3639 },
3640 { /* end of list */ }
3641 };
3642
3643 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3644 break;
433acf0d 3645 }
8a92ea2f 3646 case QEMU_OPTION_acpitable:
0c764a9d 3647 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3648 if (!opts) {
3649 exit(1);
3650 }
0c764a9d 3651 do_acpitable_option(opts);
8a92ea2f 3652 break;
b6f6e3d3 3653 case QEMU_OPTION_smbios:
4f953d2f 3654 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3655 if (!opts) {
3656 exit(1);
3657 }
4f953d2f 3658 do_smbios_option(opts);
b6f6e3d3 3659 break;
7ba1e619 3660 case QEMU_OPTION_enable_kvm:
303d4e86 3661 olist = qemu_find_opts("machine");
303d4e86
AP		 3662 qemu_opts_parse(olist, "accel=kvm", 0);
3663 break;
3664 case QEMU_OPTION_machine:
3665 olist = qemu_find_opts("machine");
9052ea6b 3666 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3667 if (!opts) {
303d4e86
AP		 3668 exit(1);
3669 }
2645c6dc
JK		 3670 optarg = qemu_opt_get(opts, "type");
3671 if (optarg) {
0056ae24 3672 machine_class = machine_parse(optarg);
2645c6dc 3673 }
7ba1e619 3674 break;
a0dac021
JK		 3675 case QEMU_OPTION_no_kvm:
3676 olist = qemu_find_opts("machine");
3677 qemu_opts_parse(olist, "accel=tcg", 0);
3678 break;
4086bde8
JK		 3679 case QEMU_OPTION_no_kvm_pit: {
3680 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3681 "separately.\n");
3682 break;
3683 }
c21fb4f8
JK		 3684 case QEMU_OPTION_no_kvm_pit_reinjection: {
3685 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3686 {
3687 .driver = "kvm-pit",
3688 .property = "lost_tick_policy",
3689 .value = "discard",
3690 },
3691 { /* end of list */ }
3692 };
3693
3694 fprintf(stderr, "Warning: option deprecated, use "
3695 "lost_tick_policy property of kvm-pit instead.\n");
3696 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3697 break;
3698 }
bb36d470 3699 case QEMU_OPTION_usb:
fa5358c6
PM		 3700 olist = qemu_find_opts("machine");
3701 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3702 break;
a594cfbf 3703 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3704 olist = qemu_find_opts("machine");
3705 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3706 add_device_config(DEV_USB, optarg);
3707 break;
3708 case QEMU_OPTION_device:
3329f07b 3709 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3710 exit(1);
3711 }
a594cfbf 3712 break;
6a00d601 3713 case QEMU_OPTION_smp:
12b7f57e 3714 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3715 exit(1);
3716 }
6a00d601 3717 break;
24236869 3718 case QEMU_OPTION_vnc:
821601ea 3719#ifdef CONFIG_VNC
6b62dc2d 3720 display_remote++;
821601ea
JS		 3721 vnc_display = optarg;
3722#else
3723 fprintf(stderr, "VNC support is disabled\n");
3724 exit(1);
3725#endif
3726 break;
6515b203
FB		 3727 case QEMU_OPTION_no_acpi:
3728 acpi_enabled = 0;
3729 break;
16b29ae1
AL		 3730 case QEMU_OPTION_no_hpet:
3731 no_hpet = 1;
3732 break;
7d4c3d53
MA		 3733 case QEMU_OPTION_balloon:
3734 if (balloon_parse(optarg) < 0) {
3735 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3736 exit(1);
3737 }
df97b920 3738 break;
d1beab82
FB		 3739 case QEMU_OPTION_no_reboot:
3740 no_reboot = 1;
3741 break;
b2f76161
AJ		 3742 case QEMU_OPTION_no_shutdown:
3743 no_shutdown = 1;
3744 break;
9467cd46
AZ		 3745 case QEMU_OPTION_show_cursor:
3746 cursor_hide = 0;
3747 break;
8fcb1b90
BS		 3748 case QEMU_OPTION_uuid:
3749 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3750 fprintf(stderr, "Fail to parse UUID string."
3751 " Wrong format.\n");
3752 exit(1);
3753 }
fc3b3295 3754 qemu_uuid_set = true;
8fcb1b90 3755 break;
9ae02555
TS		 3756 case QEMU_OPTION_option_rom:
3757 if (nb_option_roms >= MAX_OPTION_ROMS) {
3758 fprintf(stderr, "Too many option ROMs\n");
3759 exit(1);
3760 }
2e55e842 3761 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3762 if (!opts) {
3763 exit(1);
3764 }
2e55e842
GN		 3765 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3766 option_rom[nb_option_roms].bootindex =
3767 qemu_opt_get_number(opts, "bootindex", -1);
3768 if (!option_rom[nb_option_roms].name) {
3769 fprintf(stderr, "Option ROM file is not specified\n");
3770 exit(1);
3771 }
9ae02555
TS		 3772 nb_option_roms++;
3773 break;
8e71621f
PB		 3774 case QEMU_OPTION_semihosting:
3775 semihosting_enabled = 1;
3776 break;
88eed34a
JK		 3777 case QEMU_OPTION_tdf:
3778 fprintf(stderr, "Warning: user space PIT time drift fix "
3779 "is no longer supported.\n");
3780 break;
c35734b2 3781 case QEMU_OPTION_name:
5d12f961
DDAG		 3782 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3783 if (!opts) {
3784 exit(1);
3785 }
c35734b2 3786 break;
66508601
BS		 3787 case QEMU_OPTION_prom_env:
3788 if (nb_prom_envs >= MAX_PROM_ENVS) {
3789 fprintf(stderr, "Too many prom variables\n");
3790 exit(1);
3791 }
3792 prom_envs[nb_prom_envs] = optarg;
3793 nb_prom_envs++;
3794 break;
2b8f2d41
AZ		 3795 case QEMU_OPTION_old_param:
3796 old_param = 1;
05ebd537 3797 break;
f3dcfada 3798 case QEMU_OPTION_clock:
6d327171
AB		 3799 /* Clock options no longer exist. Keep this option for
3800 * backward compatibility.
3801 */
f3dcfada 3802 break;
7e0af5d0 3803 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3804 configure_rtc_date_offset(optarg, 1);
3805 break;
3806 case QEMU_OPTION_rtc:
3329f07b 3807 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3808 if (!opts) {
1ed2fc1f 3809 exit(1);
7e0af5d0 3810 }
1ed2fc1f 3811 configure_rtc(opts);
7e0af5d0 3812 break;
26a5f13b 3813 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3814 tcg_tb_size = strtol(optarg, NULL, 0);
3815 if (tcg_tb_size < 0) {
3816 tcg_tb_size = 0;
3817 }
26a5f13b 3818 break;
2e70f6ef 3819 case QEMU_OPTION_icount:
4e3de9e9 3820 icount_option = optarg;
2e70f6ef 3821 break;
5bb7910a
AL		 3822 case QEMU_OPTION_incoming:
3823 incoming = optarg;
81323a6c 3824 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3825 break;
d8c208dd 3826 case QEMU_OPTION_nodefaults:
d44229c5 3827 has_defaults = 0;
d8c208dd 3828 break;
e37630ca 3829 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3830 if (!(xen_available())) {
3831 printf("Option %s not supported for this target\n", popt->name);
3832 exit(1);
3833 }
e37630ca
AL		 3834 xen_domid = atoi(optarg);
3835 break;
3836 case QEMU_OPTION_xen_create:
ad96090a
BS		 3837 if (!(xen_available())) {
3838 printf("Option %s not supported for this target\n", popt->name);
3839 exit(1);
3840 }
e37630ca
AL		 3841 xen_mode = XEN_CREATE;
3842 break;
3843 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3844 if (!(xen_available())) {
3845 printf("Option %s not supported for this target\n", popt->name);
3846 exit(1);
3847 }
e37630ca
AL		 3848 xen_mode = XEN_ATTACH;
3849 break;
ab6540d5 3850 case QEMU_OPTION_trace:
e4858974 3851 {
ab6540d5 3852 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3853 if (!opts) {
3854 exit(1);
ab6540d5 3855 }
23d15e86 3856 trace_events = qemu_opt_get(opts, "events");
e4858974 3857 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3858 break;
e4858974 3859 }
715a664a
GH		 3860 case QEMU_OPTION_readconfig:
3861 {
dcfb0939
KW		 3862 int ret = qemu_read_config_file(optarg);
3863 if (ret < 0) {
3864 fprintf(stderr, "read config %s: %s\n", optarg,
3865 strerror(-ret));
715a664a
GH		 3866 exit(1);
3867 }
715a664a
GH		 3868 break;
3869 }
29b0040b
GH		 3870 case QEMU_OPTION_spice:
3871 olist = qemu_find_opts("spice");
3872 if (!olist) {
3873 fprintf(stderr, "spice is not supported by this qemu build.\n");
3874 exit(1);
3875 }
3876 opts = qemu_opts_parse(olist, optarg, 0);
3877 if (!opts) {
29b0040b
GH		 3878 exit(1);
3879 }
f963e4d0 3880 display_remote++;
29b0040b 3881 break;
715a664a
GH		 3882 case QEMU_OPTION_writeconfig:
3883 {
3884 FILE *fp;
3885 if (strcmp(optarg, "-") == 0) {
3886 fp = stdout;
3887 } else {
3888 fp = fopen(optarg, "w");
3889 if (fp == NULL) {
3890 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3891 exit(1);
3892 }
3893 }
3894 qemu_config_write(fp);
7fb8b5d9
CG		 3895 if (fp != stdout) {
3896 fclose(fp);
3897 }
715a664a
GH		 3898 break;
3899 }
c7f0f3b1
AL		 3900 case QEMU_OPTION_qtest:
3901 qtest_chrdev = optarg;
3902 break;
3903 case QEMU_OPTION_qtest_log:
3904 qtest_log = optarg;
3905 break;
7d76ad4f
EO		 3906 case QEMU_OPTION_sandbox:
3907 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3908 if (!opts) {
49295ebc 3909 exit(1);
7d76ad4f
EO		 3910 }
3911 break;
587ed6be
CB		 3912 case QEMU_OPTION_add_fd:
3913#ifndef _WIN32
3914 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3915 if (!opts) {
49295ebc 3916 exit(1);
587ed6be
CB		 3917 }
3918#else
3919 error_report("File descriptor passing is disabled on this "
3920 "platform");
3921 exit(1);
3922#endif
3923 break;
68d98d3e
AL		 3924 case QEMU_OPTION_object:
3925 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3926 if (!opts) {
3927 exit(1);
3928 }
68d98d3e 3929 break;
888a6bc6
SM		 3930 case QEMU_OPTION_realtime:
3931 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3932 if (!opts) {
3933 exit(1);
3934 }
3935 configure_realtime(opts);
3936 break;
5e2ac519
SA		 3937 case QEMU_OPTION_msg:
3938 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3939 if (!opts) {
3940 exit(1);
3941 }
3942 configure_msg(opts);
3943 break;
abfd9ce3
AS		 3944 case QEMU_OPTION_dump_vmstate:
3945 vmstate_dump_file = fopen(optarg, "w");
3946 if (vmstate_dump_file == NULL) {
3947 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3948 exit(1);
3949 }
3950 break;
59a5264b
JS		 3951 default:
3952 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3953 }
0824d6fc
FB		 3954 }
3955 }
0f0bc3f1 3956 loc_set_none();
c235d738 3957
2d9c2725
IM		 3958 os_daemonize();
3959
1c53786f
PB		 3960 if (qemu_init_main_loop()) {
3961 fprintf(stderr, "qemu_init_main_loop failed\n");
3962 exit(1);
3963 }
3964
7d76ad4f
EO		 3965 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3966 exit(1);
3967 }
3968
5b9d313e
DDAG		 3969 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3970 exit(1);
3971 }
3972
587ed6be
CB		 3973#ifndef _WIN32
3974 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3975 exit(1);
3976 }
3977
3978 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3979 exit(1);
3980 }
3981#endif
3982
0056ae24 3983 if (machine_class == NULL) {
a7a5544a
PM		 3984 fprintf(stderr, "No machine specified, and there is no default.\n"
3985 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3986 exit(1);
3987 }
3988
7febe36f
PB		 3989 cpu_exec_init_all();
3990
0056ae24
MA		 3991 current_machine = MACHINE(object_new(object_class_get_name(
3992 OBJECT_CLASS(machine_class))));
3993 object_property_add_child(object_get_root(), "machine",
3994 OBJECT(current_machine), &error_abort);
3995
958db90c
MA		 3996 if (machine_class->hw_version) {
3997 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3998 }
3999
68d98d3e
AL		 4000 if (qemu_opts_foreach(qemu_find_opts("object"),
4001 object_create, NULL, 0) != 0) {
4002 exit(1);
4003 }
4004
ecf40bea
EH		 4005 /* Init CPU def lists, based on config
4006 * - Must be called after all the qemu_read_config_file() calls
4007 * - Must be called before list_cpus()
4008 * - Must be called before machine->init()
4009 */
4010 cpudef_init();
4011
c8057f95 4012 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4013 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4014 exit(0);
4015 }
4016
c235d738
MF		 4017 /* Open the logfile at this point, if necessary. We can't open the logfile
4018 * when encountering either of the logging options (-d or -D) because the
4019 * other one may be encountered later on the command line, changing the
4020 * location or level of logging.
4021 */
4022 if (log_mask) {
b946bffa 4023 int mask;
c235d738 4024 if (log_file) {
9a7e5424 4025 qemu_set_log_filename(log_file);
c235d738 4026 }
b946bffa
PM		 4027
4028 mask = qemu_str_to_log_mask(log_mask);
4029 if (!mask) {
4030 qemu_print_log_usage(stdout);
4031 exit(1);
4032 }
4033 qemu_set_log(mask);
c235d738 4034 }
330d0414 4035
8a745f2a 4036 if (!is_daemonized()) {
5b808275 4037 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4038 exit(1);
4039 }
31d3c9b8 4040 }
0b5538c3 4041
5cea8590
PB		 4042 /* If no data_dir is specified then try to find it relative to the
4043 executable path. */
4524051c 4044 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4045 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4046 if (data_dir[data_dir_idx] != NULL) {
4047 data_dir_idx++;
4048 }
5cea8590 4049 }
60474fb5 4050 /* If all else fails use the install path specified when building. */
4524051c
GH		 4051 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4052 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4053 }
4054
12b7f57e 4055 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4056
958db90c
MA		 4057 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
4058 if (smp_cpus > machine_class->max_cpus) {
b2097003 4059 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 4060 "supported by machine `%s' (%d)\n", smp_cpus,
4061 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4062 exit(1);
4063 }
4064
67b724e6
AP		 4065 /*
4066 * Get the default machine options from the machine if it is not already
4067 * specified either by the configuration file or by the command line.
4068 */
958db90c 4069 if (machine_class->default_machine_opts) {
25de5935 4070 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4071 machine_class->default_machine_opts, 0);
67b724e6
AP		 4072 }
4073
3329f07b
GH		 4074 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4075 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 4076
d44229c5
MW		 4077 if (!vga_model && !default_vga) {
4078 vga_interface_type = VGA_DEVICE;
4079 }
958db90c 4080 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4081 default_serial = 0;
4082 }
958db90c 4083 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4084 default_parallel = 0;
4085 }
958db90c 4086 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4087 default_virtcon = 0;
4088 }
958db90c 4089 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4090 default_sclp = 0;
4091 }
958db90c 4092 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4093 default_floppy = 0;
4094 }
958db90c 4095 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4096 default_cdrom = 0;
4097 }
958db90c 4098 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4099 default_sdcard = 0;
4100 }
d44229c5
MW		 4101 if (!has_defaults) {
4102 default_monitor = 0;
4103 default_net = 0;
4104 default_vga = 0;
4105 }
986c5f78 4106
ab51b1d5
MT		 4107 if (is_daemonized()) {
4108 /* According to documentation and historically, -nographic redirects
4109 * serial port, parallel port and monitor to stdio, which does not work
4110 * with -daemonize. We can redirect these to null instead, but since
4111 * -nographic is legacy, let's just error out.
4112 * We disallow -nographic only if all other ports are not redirected
4113 * explicitly, to not break existing legacy setups which uses
4114 * -nographic _and_ redirects all ports explicitly - this is valid
4115 * usage, -nographic is just a no-op in this case.
4116 */
4117 if (display_type == DT_NOGRAPHIC
4118 && (default_parallel || default_serial
4119 || default_monitor || default_virtcon)) {
4120 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4121 exit(1);
4122 }
4123#ifdef CONFIG_CURSES
4124 if (display_type == DT_CURSES) {
4125 fprintf(stderr, "curses display can not be used with -daemonize\n");
4126 exit(1);
4127 }
4128#endif
4129 }
4130
993fbfdb 4131 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4132 if (default_parallel)
4133 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4134 if (default_serial && default_monitor) {
4135 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4136 } else if (default_virtcon && default_monitor) {
4137 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4138 } else if (default_sclp && default_monitor) {
4139 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4140 } else {
4141 if (default_serial)
4142 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4143 if (default_virtcon)
4144 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4145 if (default_sclp) {
4146 add_device_config(DEV_SCLP, "stdio");
4147 }
e1c09175 4148 if (default_monitor)
6ca5582d 4149 monitor_parse("stdio", "readline");
e1c09175 4150 }
998bbd74
GH		 4151 } else {
4152 if (default_serial)
4153 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4154 if (default_parallel)
4155 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4156 if (default_monitor)
6ca5582d 4157 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4158 if (default_virtcon)
4159 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4160 if (default_sclp) {
4161 add_device_config(DEV_SCLP, "vc:80Cx24C");
4162 }
bc0129d9
AL		 4163 }
4164
15546425
AL		 4165 if (display_type == DT_DEFAULT && !display_remote) {
4166#if defined(CONFIG_GTK)
4167 display_type = DT_GTK;
4168#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4169 display_type = DT_SDL;
4170#elif defined(CONFIG_VNC)
4171 vnc_display = "localhost:0,to=99";
4172 show_vnc_port = 1;
4173#else
4174 display_type = DT_NONE;
4175#endif
4176 }
4177
047d4e15
PW		 4178 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4179 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4180 "for SDL, ignoring option\n");
4181 }
4182 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4183 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4184 "ignoring option\n");
4185 }
4186
15546425
AL		 4187#if defined(CONFIG_GTK)
4188 if (display_type == DT_GTK) {
4189 early_gtk_display_init();
4190 }
4191#endif
4192
a5829fd9
T		 4193 socket_init();
4194
3329f07b 4195 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4196 exit(1);
758e8e38 4197#ifdef CONFIG_VIRTFS
3329f07b 4198 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4199 exit(1);
4200 }
4201#endif
1a688d3b 4202
aa26bb2d 4203 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4204 os_pidfile_error();
93815bc2
TS		 4205 exit(1);
4206 }
4207
6e1d3c1c
IM		 4208 /* store value for the future use */
4209 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4210
3d1d9652
BR		 4211 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4212 != 0) {
4213 exit(0);
4214 }
4215
6b1b1440
MA		 4216 machine_opts = qemu_get_machine_opts();
4217 if (qemu_opt_foreach(machine_opts, object_set_property, current_machine,
4218 1) < 0) {
4219 object_unref(OBJECT(current_machine));
4220 exit(1);
4221 }
4222
f1e29879 4223 configure_accelerator(machine_class);
214910a7 4224
d4fce24f 4225 if (qtest_chrdev) {
23802b4f
FZ		 4226 Error *local_err = NULL;
4227 qtest_init(qtest_chrdev, qtest_log, &local_err);
4228 if (local_err) {
4229 error_report("%s", error_get_pretty(local_err));
4230 error_free(local_err);
4231 exit(1);
4232 }
a907cf59
EI		 4233 }
4234
2ff3de68
MA		 4235 machine_opts = qemu_get_machine_opts();
4236 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4237 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4238 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4239 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4240
958db90c 4241 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4242 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4243 if (opts) {
4244 char *normal_boot_order;
4245 const char *order, *once;
4246
4247 order = qemu_opt_get(opts, "order");
4248 if (order) {
4249 validate_bootdevices(order);
4250 boot_order = order;
4251 }
4252
4253 once = qemu_opt_get(opts, "once");
4254 if (once) {
4255 validate_bootdevices(once);
4256 normal_boot_order = g_strdup(boot_order);
4257 boot_order = once;
083b79c9 4258 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4259 }
4260
4261 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4262 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4263 }
4264
a0abe474
PM		 4265 if (!kernel_cmdline) {
4266 kernel_cmdline = "";
6b1b1440 4267 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4268 }
4269
a20dd508 4270 linux_boot = (kernel_filename != NULL);
6c41b272 4271
f8d39c01
TS		 4272 if (!linux_boot && *kernel_cmdline != '\0') {
4273 fprintf(stderr, "-append only allowed with -kernel option\n");
4274 exit(1);
4275 }
4276
4277 if (!linux_boot && initrd_filename != NULL) {
4278 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4279 exit(1);
4280 }
4281
2ff3de68 4282 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4283 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4284 exit(1);
4285 }
4286
9156d763 4287 os_set_line_buffering();
3b46e624 4288
49cf5728
PB		 4289 qemu_init_cpu_loop();
4290 qemu_mutex_lock_iothread();
4291
ad1be899
AL		 4292#ifdef CONFIG_SPICE
4293 /* spice needs the timers to be initialized by this point */
4294 qemu_spice_init();
4295#endif
4296
0abe905d
MF		 4297 if (icount_option && (kvm_enabled() || xen_enabled())) {
4298 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4299 exit(1);
4300 }
4e3de9e9 4301 configure_icount(icount_option);
634fce96 4302
f30dbae6
AK		 4303 /* clean up network at qemu process termination */
4304 atexit(&net_cleanup);
4305
dc1c9fe8
MM		 4306 if (net_init_clients() < 0) {
4307 exit(1);
702c651c 4308 }
f1510b2c 4309
d1a0cf73
SB		 4310#ifdef CONFIG_TPM
4311 if (tpm_init() < 0) {
4312 exit(1);
4313 }
4314#endif
4315
dc72ac14 4316 /* init the bluetooth world */
bd3c948d
GH		 4317 if (foreach_device_config(DEV_BT, bt_parse))
4318 exit(1);
dc72ac14 4319
834e76ea
AP		 4320 if (!xen_enabled()) {
4321 /* On 32-bit hosts, QEMU is limited by virtual address space */
4322 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4323 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4324 exit(1);
4325 }
4326 }
9ae02555 4327
c163b5ca 4328 blk_mig_init();
0d6ab3ab 4329 ram_mig_init();
c163b5ca 4330
e4bcb14c 4331 /* open the virtual block devices */
9dfd7c7a 4332 if (snapshot)
3329f07b 4333 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4334 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4335 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4336 exit(1);
2d0d2837 4337 }
3e3d5815 4338
958db90c 4339 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4340 CDROM_OPTS);
4341 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4342 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4343
0042109a
WG		 4344 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4345 NULL, 1) != 0) {
4346 exit(1);
4347 }
4348
96d0e26c 4349 set_numa_nodes();
268a362c 4350
3329f07b 4351 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4352 exit(1);
4353 }
4354
998bbd74
GH		 4355 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4356 exit(1);
6a5e8b0e
GH		 4357 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4358 exit(1);
aee1b935
GH		 4359 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4360 exit(1);
3ef669e1
AG		 4361 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4362 exit(1);
4363 }
c9f398e5
PA		 4364 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4365 exit(1);
2796dae0 4366
7f1b17f2 4367 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4368 if (default_vga) {
4369 if (cirrus_vga_available()) {
4370 vga_model = "cirrus";
4371 } else if (vga_available()) {
4372 vga_model = "std";
4373 }
a369da5f 4374 }
d44229c5
MW		 4375 if (vga_model) {
4376 select_vgahw(vga_model);
4377 }
a369da5f 4378
09aaa160
MA		 4379 if (watchdog) {
4380 i = select_watchdog(watchdog);
4381 if (i > 0)
4382 exit (i == 1 ? 1 : 0);
4383 }
4384
958db90c
MA		 4385 if (machine_class->compat_props) {
4386 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4387 }
d0fef6fb
GH		 4388 qemu_add_globals();
4389
1de81d28
AL		 4390 qdev_machine_init();
4391
3ef96221 4392 current_machine->ram_size = ram_size;
c270fb9e
IM		 4393 current_machine->maxram_size = maxram_size;
4394 current_machine->ram_slots = ram_slots;
3ef96221 4395 current_machine->boot_order = boot_order;
3ef96221
MA		 4396 current_machine->cpu_model = cpu_model;
4397
4398 machine_class->init(current_machine);
3023f332 4399
b3e6d591
PB		 4400 audio_init();
4401
ea375f9a 4402 cpu_synchronize_all_post_init();
268a362c 4403
87d0a28e 4404 set_numa_modes();
268a362c 4405
3023f332 4406 /* init USB devices */
094b287f 4407 if (usb_enabled(false)) {
0752706d
MA		 4408 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4409 exit(1);
3023f332
AL		 4410 }
4411
bd3c948d 4412 /* init generic devices */
3329f07b 4413 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4414 exit(1);
4415
668680f7
MA		 4416 net_check_clients();
4417
64840c66 4418 ds = init_displaystate();
993fbfdb 4419
6b62dc2d 4420 /* init local displays */
993fbfdb
AL		 4421 switch (display_type) {
4422 case DT_NOGRAPHIC:
8111d028 4423 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4424 break;
4d3b6f6e 4425#if defined(CONFIG_CURSES)
993fbfdb 4426 case DT_CURSES:
ab51b1d5 4427 curses_display_init(ds, full_screen);
993fbfdb 4428 break;
4d3b6f6e 4429#endif
5b0753e0 4430#if defined(CONFIG_SDL)
993fbfdb
AL		 4431 case DT_SDL:
4432 sdl_display_init(ds, full_screen, no_frame);
4433 break;
5b0753e0 4434#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4435 case DT_SDL:
4436 cocoa_display_init(ds, full_screen);
4437 break;
15546425
AL		 4438#endif
4439#if defined(CONFIG_GTK)
4440 case DT_GTK:
881249c7 4441 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4442 break;
313aa567 4443#endif
6b62dc2d
GH		 4444 default:
4445 break;
4446 }
4447
0ce235a7
GN		 4448 /* must be after terminal init, SDL library changes signal handlers */
4449 os_setup_signal_handling();
4450
821601ea 4451#ifdef CONFIG_VNC
6b62dc2d
GH		 4452 /* init remote displays */
4453 if (vnc_display) {
2d55f0e8 4454 Error *local_err = NULL;
993fbfdb 4455 vnc_display_init(ds);
2d55f0e8
PB		 4456 vnc_display_open(ds, vnc_display, &local_err);
4457 if (local_err != NULL) {
4a44d85e
SA		 4458 error_report("Failed to start VNC server on `%s': %s",
4459 vnc_display, error_get_pretty(local_err));
2d55f0e8 4460 error_free(local_err);
993fbfdb 4461 exit(1);
94b204ca 4462 }
f92f8afe 4463
993fbfdb
AL		 4464 if (show_vnc_port) {
4465 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4466 }
313aa567 4467 }
821601ea 4468#endif
a3e22260 4469#ifdef CONFIG_SPICE
9fa03286
GH		 4470 if (using_spice) {
4471 qemu_spice_display_init();
a3e22260
GH		 4472 }
4473#endif
5b08fc10 4474
ef0c4a0d 4475 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4476 exit(1);
45669e00 4477 }
45669e00 4478
3418bd25
GH		 4479 qdev_machine_creation_done();
4480
15ff7705
GH		 4481 if (rom_load_all() != 0) {
4482 fprintf(stderr, "rom loading failed\n");
4483 exit(1);
4484 }
45a50b16 4485
80376c3f
IY		 4486 /* TODO: once all bus devices are qdevified, this should be done
4487 * when bus is created by qdev.c */
4488 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4489 qemu_run_machine_init_done_notifiers();
4490
d916b464
MT		 4491 /* Done notifiers can load ROMs */
4492 rom_load_done();
4493
e063eb1f 4494 qemu_system_reset(VMRESET_SILENT);
05f2401e 4495 if (loadvm) {
03cd4655 4496 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4497 autostart = 0;
4498 }
4499 }
d63d307f 4500
9f9260a3 4501 qdev_prop_check_global();
abfd9ce3
AS		 4502 if (vmstate_dump_file) {
4503 /* dump and exit */
4504 dump_vmstate_json_to_file(vmstate_dump_file);
4505 return 0;
4506 }
9f9260a3 4507
2bb8c10c 4508 if (incoming) {
43eaae28
PB		 4509 Error *local_err = NULL;
4510 qemu_start_incoming_migration(incoming, &local_err);
4511 if (local_err) {
4a44d85e
SA		 4512 error_report("-incoming %s: %s", incoming,
4513 error_get_pretty(local_err));
43eaae28
PB		 4514 error_free(local_err);
4515 exit(1);
8ca5e801 4516 }
6b99dadc 4517 } else if (autostart) {
c0f4ce77 4518 vm_start();
6b99dadc 4519 }
ffd843bc 4520
eb505be1 4521 os_setup_post();
71e3ceb8 4522
8a745f2a 4523 if (is_daemonized()) {
5b808275 4524 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4525 exit(1);
4526 }
4527 }
4528
8a7ddc38 4529 main_loop();
99435906
PB		 4530 bdrv_close_all();
4531 pause_all_vcpus();
3d3b8303 4532 res_free();
d1a0cf73
SB		 4533#ifdef CONFIG_TPM
4534 tpm_cleanup();
4535#endif
b46a8906 4536
0824d6fc
FB		 4537 return 0;
4538}
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