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