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icount: Add QemuOpts for icount
[mirror_qemu.git] / vl.c
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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5
FB		 29#include <sys/time.h>
30
d40cdb10
BS		 31#include "config-host.h"
32
452dfbef 33#ifdef CONFIG_SECCOMP
9c17d615 34#include "sysemu/seccomp.h"
452dfbef
EO		 35#endif
36
8a16d273
TS		 37#if defined(CONFIG_VDE)
38#include <libvdeplug.h>
39#endif
40
73332e5c 41#ifdef CONFIG_SDL
59a36a2f 42#if defined(__APPLE__) || defined(main)
6693665a 43#include <SDL.h>
880fec5d 44int qemu_main(int argc, char **argv, char **envp);
45int main(int argc, char **argv)
46{
59a36a2f 47 return qemu_main(argc, argv, NULL);
880fec5d 48}
49#undef main
50#define main qemu_main
96bcd4f8 51#endif
73332e5c 52#endif /* CONFIG_SDL */
0824d6fc 53
5b0753e0
FB		 54#ifdef CONFIG_COCOA
55#undef main
56#define main qemu_main
57#endif /* CONFIG_COCOA */
58
69e5bb68
AL		 59#include <glib.h>
60
c8897e8e 61#include "qemu/sockets.h"
511d2b14
BS		 62#include "hw/hw.h"
63#include "hw/boards.h"
64#include "hw/usb.h"
65#include "hw/pcmcia.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
9c17d615 80#include "sysemu/sysemu.h"
022c62cb 81#include "exec/gdbstub.h"
1de7afc9 82#include "qemu/timer.h"
dccfcd0e 83#include "sysemu/char.h"
b33276a7 84#include "qemu/bitmap.h"
9c17d615 85#include "sysemu/blockdev.h"
0d09e41a 86#include "hw/block/block.h"
caf71f86 87#include "migration/block.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
511d2b14 90#include "audio/audio.h"
caf71f86 91#include "migration/migration.h"
9c17d615 92#include "sysemu/kvm.h"
7b1b5d19 93#include "qapi/qmp/qjson.h"
1de7afc9
PB		 94#include "qemu/option.h"
95#include "qemu/config-file.h"
59a5264b 96#include "qemu-options.h"
1fa9a5e4 97#include "qmp-commands.h"
1de7afc9 98#include "qemu/main-loop.h"
758e8e38 99#ifdef CONFIG_VIRTFS
74db920c
GS		 100#include "fsdev/qemu-fsdev.h"
101#endif
9c17d615 102#include "sysemu/qtest.h"
511d2b14 103
76cad711 104#include "disas/disas.h"
fc01f7e7 105
511d2b14 106
d918f23e 107#include "slirp/libslirp.h"
511d2b14 108
94b0b5ff 109#include "trace.h"
e4858974 110#include "trace/control.h"
1de7afc9 111#include "qemu/queue.h"
9c17d615
PB		 112#include "sysemu/cpus.h"
113#include "sysemu/arch_init.h"
1de7afc9 114#include "qemu/osdep.h"
72cf2d4f 115
29b0040b 116#include "ui/qemu-spice.h"
68d98d3e 117#include "qapi/string-input-visitor.h"
c4090f8e 118#include "qapi/opts-visitor.h"
84321831
WX		 119#include "qom/object_interfaces.h"
120#include "qapi-event.h"
29b0040b 121
1bfe856e 122#define DEFAULT_RAM_SIZE 128
313aa567 123
98b19252 124#define MAX_VIRTIO_CONSOLES 1
3ef669e1 125#define MAX_SCLP_CONSOLES 1
98b19252 126
4524051c
GH		 127static const char *data_dir[16];
128static int data_dir_idx;
1192dad8 129const char *bios_name = NULL;
cb5a7aa8 130enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 131DisplayType display_type = DT_DEFAULT;
4fdcac0e 132static int display_remote;
3d11d0eb 133const char* keyboard_layout = NULL;
c227f099 134ram_addr_t ram_size;
c902760f 135const char *mem_path = NULL;
c902760f 136int mem_prealloc = 0; /* force preallocation of physical target memory */
c4b1fcc0 137int nb_nics;
7c9d8e07 138NICInfo nd_table[MAX_NICS];
d399f677 139int autostart;
f6503059
AZ		 140static int rtc_utc = 1;
141static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 142QEMUClockType rtc_clock;
64465297 143int vga_interface_type = VGA_NONE;
dbed7e40
BS		 144static int full_screen = 0;
145static int no_frame = 0;
667accab 146int no_quit = 0;
881249c7
JK		 147#ifdef CONFIG_GTK
148static bool grab_on_hover;
149#endif
8d11df9e 150CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 151CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 152CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 153CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 154int win2k_install_hack = 0;
1b530a6d 155int singlestep = 0;
6a00d601 156int smp_cpus = 1;
6be68d7e 157int max_cpus = 0;
dc6b1c09
AP		 158int smp_cores = 1;
159int smp_threads = 1;
821601ea 160#ifdef CONFIG_VNC
73fc9742 161const char *vnc_display;
821601ea 162#endif
6515b203 163int acpi_enabled = 1;
16b29ae1 164int no_hpet = 0;
52ca8d6a 165int fd_bootchk = 1;
4fdcac0e 166static int no_reboot;
b2f76161 167int no_shutdown = 0;
9467cd46 168int cursor_hide = 1;
a171fe39 169int graphic_rotate = 0;
09aaa160 170const char *watchdog;
2e55e842 171QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 172int nb_option_roms;
8e71621f 173int semihosting_enabled = 0;
2b8f2d41 174int old_param = 0;
c35734b2 175const char *qemu_name;
3780e197 176int alt_grab = 0;
0ca9f8a4 177int ctrl_grab = 0;
66508601
BS		 178unsigned int nb_prom_envs = 0;
179const char *prom_envs[MAX_PROM_ENVS];
95387491 180int boot_menu;
6f2bfda3 181static bool boot_strict;
3d3b8303 182uint8_t *boot_splash_filedata;
d09acb9b 183size_t boot_splash_filedata_size;
3d3b8303 184uint8_t qemu_extra_params_fw[2];
0824d6fc 185
1ca4d09a
GN		 186typedef struct FWBootEntry FWBootEntry;
187
188struct FWBootEntry {
189 QTAILQ_ENTRY(FWBootEntry) link;
190 int32_t bootindex;
191 DeviceState *dev;
192 char *suffix;
193};
194
4fdcac0e
BS		 195static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
196 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 197
268a362c 198int nb_numa_nodes;
1af878e0 199int max_numa_nodeid;
8c85901e 200NodeInfo numa_info[MAX_NODES];
268a362c 201
8fcb1b90 202uint8_t qemu_uuid[16];
fc3b3295 203bool qemu_uuid_set;
8fcb1b90 204
76e30d0f
JK		 205static QEMUBootSetHandler *boot_set_handler;
206static void *boot_set_opaque;
207
fd42deeb
GH		 208static NotifierList exit_notifiers =
209 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
210
4cab946a
GN		 211static NotifierList machine_init_done_notifiers =
212 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
213
d5286af5 214static bool tcg_allowed = true;
d5286af5 215bool xen_allowed;
d745bef8
BS		 216uint32_t xen_domid;
217enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 218static int tcg_tb_size;
d745bef8 219
d44229c5 220static int has_defaults = 1;
998bbd74 221static int default_serial = 1;
6a5e8b0e 222static int default_parallel = 1;
986c5f78 223static int default_virtcon = 1;
3ef669e1 224static int default_sclp = 1;
abdeed06 225static int default_monitor = 1;
ac33f8fa
GH		 226static int default_floppy = 1;
227static int default_cdrom = 1;
228static int default_sdcard = 1;
7f1b17f2 229static int default_vga = 1;
998bbd74
GH		 230
231static struct {
232 const char *driver;
233 int *flag;
234} default_list[] = {
6a5e8b0e
GH		 235 { .driver = "isa-serial", .flag = &default_serial },
236 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 237 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 238 { .driver = "ide-cd", .flag = &default_cdrom },
239 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 240 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 241 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 242 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
243 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
244 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 245 { .driver = "VGA", .flag = &default_vga },
246 { .driver = "isa-vga", .flag = &default_vga },
247 { .driver = "cirrus-vga", .flag = &default_vga },
248 { .driver = "isa-cirrus-vga", .flag = &default_vga },
249 { .driver = "vmware-svga", .flag = &default_vga },
250 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 251};
252
4d454574
PB		 253static QemuOptsList qemu_rtc_opts = {
254 .name = "rtc",
255 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
256 .desc = {
257 {
258 .name = "base",
259 .type = QEMU_OPT_STRING,
260 },{
261 .name = "clock",
262 .type = QEMU_OPT_STRING,
263 },{
264 .name = "driftfix",
265 .type = QEMU_OPT_STRING,
266 },
267 { /* end of list */ }
268 },
269};
270
271static QemuOptsList qemu_sandbox_opts = {
272 .name = "sandbox",
273 .implied_opt_name = "enable",
274 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
275 .desc = {
276 {
277 .name = "enable",
278 .type = QEMU_OPT_BOOL,
279 },
280 { /* end of list */ }
281 },
282};
283
284static QemuOptsList qemu_trace_opts = {
285 .name = "trace",
286 .implied_opt_name = "trace",
287 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
288 .desc = {
289 {
290 .name = "events",
291 .type = QEMU_OPT_STRING,
292 },{
293 .name = "file",
294 .type = QEMU_OPT_STRING,
295 },
296 { /* end of list */ }
297 },
298};
299
300static QemuOptsList qemu_option_rom_opts = {
301 .name = "option-rom",
302 .implied_opt_name = "romfile",
303 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
304 .desc = {
305 {
306 .name = "bootindex",
307 .type = QEMU_OPT_NUMBER,
308 }, {
309 .name = "romfile",
310 .type = QEMU_OPT_STRING,
311 },
312 { /* end of list */ }
313 },
314};
315
316static QemuOptsList qemu_machine_opts = {
317 .name = "machine",
318 .implied_opt_name = "type",
319 .merge_lists = true,
320 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
321 .desc = {
322 {
323 .name = "type",
324 .type = QEMU_OPT_STRING,
325 .help = "emulated machine"
326 }, {
327 .name = "accel",
328 .type = QEMU_OPT_STRING,
329 .help = "accelerator list",
330 }, {
331 .name = "kernel_irqchip",
332 .type = QEMU_OPT_BOOL,
333 .help = "use KVM in-kernel irqchip",
334 }, {
335 .name = "kvm_shadow_mem",
336 .type = QEMU_OPT_SIZE,
337 .help = "KVM shadow MMU size",
338 }, {
339 .name = "kernel",
340 .type = QEMU_OPT_STRING,
341 .help = "Linux kernel image file",
342 }, {
343 .name = "initrd",
344 .type = QEMU_OPT_STRING,
345 .help = "Linux initial ramdisk file",
346 }, {
347 .name = "append",
348 .type = QEMU_OPT_STRING,
349 .help = "Linux kernel command line",
350 }, {
351 .name = "dtb",
352 .type = QEMU_OPT_STRING,
353 .help = "Linux kernel device tree file",
354 }, {
355 .name = "dumpdtb",
356 .type = QEMU_OPT_STRING,
357 .help = "Dump current dtb to a file and quit",
358 }, {
359 .name = "phandle_start",
c1b71b0c 360 .type = QEMU_OPT_NUMBER,
4d454574
PB		 361 .help = "The first phandle ID we may generate dynamically",
362 }, {
363 .name = "dt_compatible",
364 .type = QEMU_OPT_STRING,
365 .help = "Overrides the \"compatible\" property of the dt root node",
366 }, {
367 .name = "dump-guest-core",
368 .type = QEMU_OPT_BOOL,
369 .help = "Include guest memory in a core dump",
370 }, {
371 .name = "mem-merge",
372 .type = QEMU_OPT_BOOL,
373 .help = "enable/disable memory merge support",
374 },{
375 .name = "usb",
376 .type = QEMU_OPT_BOOL,
377 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 378 },{
379 .name = "firmware",
380 .type = QEMU_OPT_STRING,
381 .help = "firmware image",
135a129a
AK		 382 },{
383 .name = "kvm-type",
384 .type = QEMU_OPT_STRING,
385 .help = "Specifies the KVM virtualization mode (HV, PR)",
c87b1520
DS		 386 },{
387 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
388 .type = QEMU_OPT_SIZE,
389 .help = "maximum ram below the 4G boundary (32bit boundary)",
4d454574
PB		 390 },
391 { /* End of list */ }
392 },
393};
394
395static QemuOptsList qemu_boot_opts = {
396 .name = "boot-opts",
6ef4716c
MA		 397 .implied_opt_name = "order",
398 .merge_lists = true,
4d454574
PB		 399 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
400 .desc = {
4d454574
PB		 401 {
402 .name = "order",
403 .type = QEMU_OPT_STRING,
404 }, {
405 .name = "once",
406 .type = QEMU_OPT_STRING,
407 }, {
408 .name = "menu",
6ef4716c 409 .type = QEMU_OPT_BOOL,
4d454574
PB		 410 }, {
411 .name = "splash",
412 .type = QEMU_OPT_STRING,
413 }, {
414 .name = "splash-time",
415 .type = QEMU_OPT_STRING,
416 }, {
417 .name = "reboot-timeout",
418 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 419 }, {
420 .name = "strict",
e5187b56 421 .type = QEMU_OPT_BOOL,
4d454574
PB		 422 },
423 { /*End of list */ }
424 },
425};
426
427static QemuOptsList qemu_add_fd_opts = {
428 .name = "add-fd",
429 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
430 .desc = {
431 {
432 .name = "fd",
433 .type = QEMU_OPT_NUMBER,
434 .help = "file descriptor of which a duplicate is added to fd set",
435 },{
436 .name = "set",
437 .type = QEMU_OPT_NUMBER,
438 .help = "ID of the fd set to add fd to",
439 },{
440 .name = "opaque",
441 .type = QEMU_OPT_STRING,
442 .help = "free-form string used to describe fd",
443 },
444 { /* end of list */ }
445 },
446};
447
448static QemuOptsList qemu_object_opts = {
449 .name = "object",
450 .implied_opt_name = "qom-type",
451 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
452 .desc = {
453 { }
454 },
455};
456
d1a0cf73
SB		 457static QemuOptsList qemu_tpmdev_opts = {
458 .name = "tpmdev",
459 .implied_opt_name = "type",
460 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
461 .desc = {
bb716238 462 /* options are defined in the TPM backends */
d1a0cf73
SB		 463 { /* end of list */ }
464 },
465};
466
888a6bc6
SM		 467static QemuOptsList qemu_realtime_opts = {
468 .name = "realtime",
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
470 .desc = {
471 {
472 .name = "mlock",
473 .type = QEMU_OPT_BOOL,
474 },
475 { /* end of list */ }
476 },
477};
478
5e2ac519
SA		 479static QemuOptsList qemu_msg_opts = {
480 .name = "msg",
481 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
482 .desc = {
483 {
484 .name = "timestamp",
485 .type = QEMU_OPT_BOOL,
486 },
487 { /* end of list */ }
488 },
489};
490
5d12f961
DDAG		 491static QemuOptsList qemu_name_opts = {
492 .name = "name",
493 .implied_opt_name = "guest",
494 .merge_lists = true,
495 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
496 .desc = {
497 {
498 .name = "guest",
499 .type = QEMU_OPT_STRING,
500 .help = "Sets the name of the guest.\n"
501 "This name will be displayed in the SDL window caption.\n"
502 "The name will also be used for the VNC server",
503 }, {
504 .name = "process",
505 .type = QEMU_OPT_STRING,
506 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 507 }, {
508 .name = "debug-threads",
509 .type = QEMU_OPT_BOOL,
510 .help = "When enabled, name the individual threads; defaults off.\n"
511 "NOTE: The thread names are for debugging and not a\n"
512 "stable API.",
5d12f961
DDAG		 513 },
514 { /* End of list */ }
515 },
516};
517
6e1d3c1c
IM		 518static QemuOptsList qemu_mem_opts = {
519 .name = "memory",
520 .implied_opt_name = "size",
521 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
522 .merge_lists = true,
523 .desc = {
524 {
525 .name = "size",
526 .type = QEMU_OPT_SIZE,
527 },
c270fb9e
IM		 528 {
529 .name = "slots",
530 .type = QEMU_OPT_NUMBER,
531 },
532 {
533 .name = "maxmem",
534 .type = QEMU_OPT_SIZE,
535 },
6e1d3c1c
IM		 536 { /* end of list */ }
537 },
538};
539
1ad9580b
ST		 540static QemuOptsList qemu_icount_opts = {
541 .name = "icount",
542 .implied_opt_name = "shift",
543 .merge_lists = true,
544 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
545 .desc = {
546 {
547 .name = "shift",
548 .type = QEMU_OPT_STRING,
549 },
550 { /* end of list */ }
551 },
552};
553
7f9d6e54
MA		 554/**
555 * Get machine options
556 *
557 * Returns: machine options (never null).
558 */
559QemuOpts *qemu_get_machine_opts(void)
560{
e96e5ae8 561 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 562}
563
31459f46
RS		 564const char *qemu_get_vm_name(void)
565{
566 return qemu_name;
567}
568
3d3b8303
WX		 569static void res_free(void)
570{
571 if (boot_splash_filedata != NULL) {
7267c094 572 g_free(boot_splash_filedata);
3d3b8303
WX		 573 boot_splash_filedata = NULL;
574 }
575}
576
998bbd74
GH		 577static int default_driver_check(QemuOpts *opts, void *opaque)
578{
579 const char *driver = qemu_opt_get(opts, "driver");
580 int i;
581
582 if (!driver)
583 return 0;
584 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
585 if (strcmp(default_list[i].driver, driver) != 0)
586 continue;
587 *(default_list[i].flag) = 0;
588 }
589 return 0;
590}
591
f5bbfba1
LC		 592/***********************************************************/
593/* QEMU state */
594
0461d5a6 595static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 596
74892d24
PB		 597/* We use RUN_STATE_MAX but any invalid value will do */
598static RunState vmstop_requested = RUN_STATE_MAX;
599static QemuMutex vmstop_lock;
600
5db9d4d1
LC		 601typedef struct {
602 RunState from;
603 RunState to;
604} RunStateTransition;
605
606static const RunStateTransition runstate_transitions_def[] = {
607 /* from -> to */
0461d5a6 608 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 609 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 610
0461d5a6 611 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 612 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 613
0461d5a6 614 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 615 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 616
0461d5a6 617 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 618 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 619
0461d5a6 620 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 621 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 622
0461d5a6 623 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 624 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 625
0461d5a6 626 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 627 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 628 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 629
0461d5a6
LC		 630 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
631 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 632
0461d5a6 633 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 634
0461d5a6
LC		 635 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
636 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
637 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
638 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
639 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
640 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
641 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
642 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
643 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 644 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 645
0461d5a6 646 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 647
0461d5a6 648 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 649 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 650
ad02b96a
LC		 651 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
652 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
653 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
654 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
655
0461d5a6 656 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 657 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 658
df390768 659 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 660 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 661
0461d5a6 662 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 663};
664
0461d5a6
LC		 665static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
666
f5bbfba1
LC		 667bool runstate_check(RunState state)
668{
669 return current_run_state == state;
670}
671
4fdcac0e 672static void runstate_init(void)
5db9d4d1
LC		 673{
674 const RunStateTransition *p;
675
676 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 677 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 678 runstate_valid_transitions[p->from][p->to] = true;
679 }
74892d24
PB		 680
681 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 682}
683
684/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 685void runstate_set(RunState new_state)
686{
207c5cd2
LC		 687 assert(new_state < RUN_STATE_MAX);
688
689 if (!runstate_valid_transitions[current_run_state][new_state]) {
690 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
691 RunState_lookup[current_run_state],
692 RunState_lookup[new_state]);
5db9d4d1
LC		 693 abort();
694 }
7e866003 695 trace_runstate_set(new_state);
f5bbfba1
LC		 696 current_run_state = new_state;
697}
698
1fa9a5e4 699int runstate_is_running(void)
9e37b9dc 700{
1fa9a5e4 701 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 702}
703
ede085b3
HT		 704bool runstate_needs_reset(void)
705{
706 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 707 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 708}
709
1fa9a5e4 710StatusInfo *qmp_query_status(Error **errp)
1354869c 711{
1fa9a5e4
LC		 712 StatusInfo *info = g_malloc0(sizeof(*info));
713
714 info->running = runstate_is_running();
715 info->singlestep = singlestep;
716 info->status = current_run_state;
717
718 return info;
1354869c
LC		 719}
720
74892d24
PB		 721static bool qemu_vmstop_requested(RunState *r)
722{
723 qemu_mutex_lock(&vmstop_lock);
724 *r = vmstop_requested;
725 vmstop_requested = RUN_STATE_MAX;
726 qemu_mutex_unlock(&vmstop_lock);
727 return *r < RUN_STATE_MAX;
728}
729
730void qemu_system_vmstop_request_prepare(void)
731{
732 qemu_mutex_lock(&vmstop_lock);
733}
734
735void qemu_system_vmstop_request(RunState state)
736{
737 vmstop_requested = state;
738 qemu_mutex_unlock(&vmstop_lock);
739 qemu_notify_event();
740}
741
742void vm_start(void)
743{
744 RunState requested;
745
746 qemu_vmstop_requested(&requested);
747 if (runstate_is_running() && requested == RUN_STATE_MAX) {
748 return;
749 }
750
751 /* Ensure that a STOP/RESUME pair of events is emitted if a
752 * vmstop request was pending. The BLOCK_IO_ERROR event, for
753 * example, according to documentation is always followed by
754 * the STOP event.
755 */
756 if (runstate_is_running()) {
591c48fb 757 qapi_event_send_stop(&error_abort);
74892d24
PB		 758 } else {
759 cpu_enable_ticks();
760 runstate_set(RUN_STATE_RUNNING);
761 vm_state_notify(1, RUN_STATE_RUNNING);
762 resume_all_vcpus();
763 }
764
591c48fb 765 qapi_event_send_resume(&error_abort);
74892d24
PB		 766}
767
768
8f0056b7
PB		 769/***********************************************************/
770/* real time host monotonic timer */
09b26c5e 771
f6503059
AZ		 772/***********************************************************/
773/* host time/date access */
774void qemu_get_timedate(struct tm *tm, int offset)
775{
776 time_t ti;
f6503059
AZ		 777
778 time(&ti);
779 ti += offset;
780 if (rtc_date_offset == -1) {
781 if (rtc_utc)
eb7ff6fb 782 gmtime_r(&ti, tm);
f6503059 783 else
eb7ff6fb 784 localtime_r(&ti, tm);
f6503059
AZ		 785 } else {
786 ti -= rtc_date_offset;
eb7ff6fb 787 gmtime_r(&ti, tm);
f6503059 788 }
f6503059
AZ		 789}
790
791int qemu_timedate_diff(struct tm *tm)
792{
793 time_t seconds;
794
795 if (rtc_date_offset == -1)
796 if (rtc_utc)
797 seconds = mktimegm(tm);
f54c556c
GN		 798 else {
799 struct tm tmp = *tm;
800 tmp.tm_isdst = -1; /* use timezone to figure it out */
801 seconds = mktime(&tmp);
802 }
f6503059
AZ		 803 else
804 seconds = mktimegm(tm) + rtc_date_offset;
805
806 return seconds - time(NULL);
807}
808
1ed2fc1f
JK		 809static void configure_rtc_date_offset(const char *startdate, int legacy)
810{
811 time_t rtc_start_date;
812 struct tm tm;
813
814 if (!strcmp(startdate, "now") && legacy) {
815 rtc_date_offset = -1;
816 } else {
817 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
818 &tm.tm_year,
819 &tm.tm_mon,
820 &tm.tm_mday,
821 &tm.tm_hour,
822 &tm.tm_min,
823 &tm.tm_sec) == 6) {
824 /* OK */
825 } else if (sscanf(startdate, "%d-%d-%d",
826 &tm.tm_year,
827 &tm.tm_mon,
828 &tm.tm_mday) == 3) {
829 tm.tm_hour = 0;
830 tm.tm_min = 0;
831 tm.tm_sec = 0;
832 } else {
833 goto date_fail;
834 }
835 tm.tm_year -= 1900;
836 tm.tm_mon--;
837 rtc_start_date = mktimegm(&tm);
838 if (rtc_start_date == -1) {
839 date_fail:
840 fprintf(stderr, "Invalid date format. Valid formats are:\n"
841 "'2006-06-17T16:01:21' or '2006-06-17'\n");
842 exit(1);
843 }
844 rtc_date_offset = time(NULL) - rtc_start_date;
845 }
846}
847
848static void configure_rtc(QemuOpts *opts)
849{
850 const char *value;
851
852 value = qemu_opt_get(opts, "base");
853 if (value) {
854 if (!strcmp(value, "utc")) {
855 rtc_utc = 1;
856 } else if (!strcmp(value, "localtime")) {
857 rtc_utc = 0;
858 } else {
859 configure_rtc_date_offset(value, 0);
860 }
861 }
6875204c
JK		 862 value = qemu_opt_get(opts, "clock");
863 if (value) {
864 if (!strcmp(value, "host")) {
884f17c2 865 rtc_clock = QEMU_CLOCK_HOST;
78808141 866 } else if (!strcmp(value, "rt")) {
884f17c2 867 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 868 } else if (!strcmp(value, "vm")) {
884f17c2 869 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 870 } else {
871 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
872 exit(1);
873 }
874 }
1ed2fc1f
JK		 875 value = qemu_opt_get(opts, "driftfix");
876 if (value) {
7e4c0336 877 if (!strcmp(value, "slew")) {
433acf0d
JK		 878 static GlobalProperty slew_lost_ticks[] = {
879 {
880 .driver = "mc146818rtc",
881 .property = "lost_tick_policy",
882 .value = "slew",
883 },
884 { /* end of list */ }
885 };
886
887 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 888 } else if (!strcmp(value, "none")) {
433acf0d 889 /* discard is default */
1ed2fc1f
JK		 890 } else {
891 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
892 exit(1);
893 }
894 }
1ed2fc1f
JK		 895}
896
1ae26a18
AZ		 897/***********************************************************/
898/* Bluetooth support */
899static int nb_hcis;
900static int cur_hci;
901static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 902
1ae26a18
AZ		 903struct HCIInfo *qemu_next_hci(void)
904{
905 if (cur_hci == nb_hcis)
906 return &null_hci;
907
908 return hci_table[cur_hci++];
909}
910
dc72ac14
AZ		 911static int bt_hci_parse(const char *str)
912{
913 struct HCIInfo *hci;
c227f099 914 bdaddr_t bdaddr;
dc72ac14
AZ		 915
916 if (nb_hcis >= MAX_NICS) {
917 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
918 return -1;
919 }
920
921 hci = hci_init(str);
922 if (!hci)
923 return -1;
924
925 bdaddr.b[0] = 0x52;
926 bdaddr.b[1] = 0x54;
927 bdaddr.b[2] = 0x00;
928 bdaddr.b[3] = 0x12;
929 bdaddr.b[4] = 0x34;
930 bdaddr.b[5] = 0x56 + nb_hcis;
931 hci->bdaddr_set(hci, bdaddr.b);
932
933 hci_table[nb_hcis++] = hci;
934
935 return 0;
936}
937
938static void bt_vhci_add(int vlan_id)
939{
940 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
941
942 if (!vlan->slave)
943 fprintf(stderr, "qemu: warning: adding a VHCI to "
944 "an empty scatternet %i\n", vlan_id);
945
946 bt_vhci_init(bt_new_hci(vlan));
947}
948
949static struct bt_device_s *bt_device_add(const char *opt)
950{
951 struct bt_scatternet_s *vlan;
952 int vlan_id = 0;
953 char *endp = strstr(opt, ",vlan=");
954 int len = (endp ? endp - opt : strlen(opt)) + 1;
955 char devname[10];
956
957 pstrcpy(devname, MIN(sizeof(devname), len), opt);
958
959 if (endp) {
960 vlan_id = strtol(endp + 6, &endp, 0);
961 if (*endp) {
962 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
963 return 0;
964 }
965 }
966
967 vlan = qemu_find_bt_vlan(vlan_id);
968
969 if (!vlan->slave)
970 fprintf(stderr, "qemu: warning: adding a slave device to "
971 "an empty scatternet %i\n", vlan_id);
972
973 if (!strcmp(devname, "keyboard"))
974 return bt_keyboard_init(vlan);
975
976 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
977 return 0;
978}
979
980static int bt_parse(const char *opt)
981{
982 const char *endp, *p;
983 int vlan;
984
985 if (strstart(opt, "hci", &endp)) {
986 if (!*endp || *endp == ',') {
987 if (*endp)
988 if (!strstart(endp, ",vlan=", 0))
989 opt = endp + 1;
990
991 return bt_hci_parse(opt);
992 }
993 } else if (strstart(opt, "vhci", &endp)) {
994 if (!*endp || *endp == ',') {
995 if (*endp) {
996 if (strstart(endp, ",vlan=", &p)) {
997 vlan = strtol(p, (char **) &endp, 0);
998 if (*endp) {
999 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1000 return 1;
1001 }
1002 } else {
1003 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1004 return 1;
1005 }
1006 } else
1007 vlan = 0;
1008
1009 bt_vhci_add(vlan);
1010 return 0;
1011 }
1012 } else if (strstart(opt, "device:", &endp))
1013 return !bt_device_add(endp);
1014
1015 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1016 return 1;
1017}
1018
7d76ad4f
EO		 1019static int parse_sandbox(QemuOpts *opts, void *opaque)
1020{
1021 /* FIXME: change this to true for 1.3 */
1022 if (qemu_opt_get_bool(opts, "enable", false)) {
1023#ifdef CONFIG_SECCOMP
1024 if (seccomp_start() < 0) {
1025 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1026 "failed to install seccomp syscall filter in the kernel");
1027 return -1;
1028 }
1029#else
1030 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1031 "sandboxing request but seccomp is not compiled into this build");
1032 return -1;
1033#endif
1034 }
1035
1036 return 0;
1037}
1038
5b9d313e 1039static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1040{
1041 const char *proc_name;
1042
8f480de0
DDAG		 1043 if (qemu_opt_get(opts, "debug-threads")) {
1044 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1045 }
5d12f961
DDAG		 1046 qemu_name = qemu_opt_get(opts, "guest");
1047
1048 proc_name = qemu_opt_get(opts, "process");
1049 if (proc_name) {
1050 os_set_proc_name(proc_name);
1051 }
5b9d313e
DDAG		 1052
1053 return 0;
5d12f961
DDAG		 1054}
1055
094b287f
LZ		 1056bool usb_enabled(bool default_usb)
1057{
7effdaa3
MW		 1058 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1059 has_defaults && default_usb);
094b287f
LZ		 1060}
1061
587ed6be
CB		 1062#ifndef _WIN32
1063static int parse_add_fd(QemuOpts *opts, void *opaque)
1064{
1065 int fd, dupfd, flags;
1066 int64_t fdset_id;
1067 const char *fd_opaque = NULL;
1068
1069 fd = qemu_opt_get_number(opts, "fd", -1);
1070 fdset_id = qemu_opt_get_number(opts, "set", -1);
1071 fd_opaque = qemu_opt_get(opts, "opaque");
1072
1073 if (fd < 0) {
1074 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1075 "fd option is required and must be non-negative");
1076 return -1;
1077 }
1078
1079 if (fd <= STDERR_FILENO) {
1080 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1081 "fd cannot be a standard I/O stream");
1082 return -1;
1083 }
1084
1085 /*
1086 * All fds inherited across exec() necessarily have FD_CLOEXEC
1087 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1088 */
1089 flags = fcntl(fd, F_GETFD);
1090 if (flags == -1 || (flags & FD_CLOEXEC)) {
1091 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1092 "fd is not valid or already in use");
1093 return -1;
1094 }
1095
1096 if (fdset_id < 0) {
1097 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1098 "set option is required and must be non-negative");
1099 return -1;
1100 }
1101
1102#ifdef F_DUPFD_CLOEXEC
1103 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1104#else
1105 dupfd = dup(fd);
1106 if (dupfd != -1) {
1107 qemu_set_cloexec(dupfd);
1108 }
1109#endif
1110 if (dupfd == -1) {
1111 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1112 "Error duplicating fd: %s", strerror(errno));
1113 return -1;
1114 }
1115
1116 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1117 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1118 fd_opaque, NULL);
1119
1120 return 0;
1121}
1122
1123static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1124{
1125 int fd;
1126
1127 fd = qemu_opt_get_number(opts, "fd", -1);
1128 close(fd);
1129
1130 return 0;
1131}
1132#endif
1133
1ae26a18
AZ		 1134/***********************************************************/
1135/* QEMU Block devices */
1136
2292ddae
MA		 1137#define HD_OPTS "media=disk"
1138#define CDROM_OPTS "media=cdrom"
1139#define FD_OPTS ""
1140#define PFLASH_OPTS ""
1141#define MTD_OPTS ""
1142#define SD_OPTS ""
e4bcb14c 1143
9dfd7c7a
GH		 1144static int drive_init_func(QemuOpts *opts, void *opaque)
1145{
2d0d2837 1146 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1147
60e19e06 1148 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1149}
1150
1151static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1152{
1153 if (NULL == qemu_opt_get(opts, "snapshot")) {
1154 qemu_opt_set(opts, "snapshot", "on");
1155 }
1156 return 0;
1157}
1158
3c42ea66
CB		 1159static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1160 int index, const char *optstr)
4e5d9b57
MA		 1161{
1162 QemuOpts *opts;
1163
4e5d9b57
MA		 1164 if (!enable || drive_get_by_index(type, index)) {
1165 return;
1166 }
1167
1168 opts = drive_add(type, index, NULL, optstr);
1169 if (snapshot) {
1170 drive_enable_snapshot(opts, NULL);
1171 }
60e19e06 1172 if (!drive_new(opts, type)) {
4e5d9b57
MA		 1173 exit(1);
1174 }
1175}
1176
76e30d0f
JK		 1177void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1178{
1179 boot_set_handler = func;
1180 boot_set_opaque = opaque;
1181}
1182
083b79c9 1183int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1184{
1185 if (!boot_set_handler) {
1186 return -EINVAL;
1187 }
083b79c9 1188 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1189}
1190
6ef4716c 1191static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1192{
1193 /* We just do some generic consistency checks */
1194 const char *p;
1195 int bitmap = 0;
1196
1197 for (p = devices; *p != '\0'; p++) {
1198 /* Allowed boot devices are:
1199 * a-b: floppy disk drives
1200 * c-f: IDE disk drives
07f35073 1201 * g-m: machine implementation dependent drives
ef3adf68
JK		 1202 * n-p: network devices
1203 * It's up to each machine implementation to check if the given boot
1204 * devices match the actual hardware implementation and firmware
1205 * features.
1206 */
1207 if (*p < 'a' || *p > 'p') {
1208 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1209 exit(1);
1210 }
1211 if (bitmap & (1 << (*p - 'a'))) {
1212 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1213 exit(1);
1214 }
1215 bitmap |= 1 << (*p - 'a');
1216 }
ef3adf68
JK		 1217}
1218
083b79c9 1219static void restore_boot_order(void *opaque)
e0f084bf 1220{
083b79c9 1221 char *normal_boot_order = opaque;
37905d6a
AW		 1222 static int first = 1;
1223
1224 /* Restore boot order and remove ourselves after the first boot */
1225 if (first) {
1226 first = 0;
1227 return;
1228 }
e0f084bf 1229
083b79c9 1230 qemu_boot_set(normal_boot_order);
e0f084bf 1231
083b79c9
MA		 1232 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1233 g_free(normal_boot_order);
e0f084bf
JK		 1234}
1235
1ca4d09a
GN		 1236void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1237 const char *suffix)
1238{
1239 FWBootEntry *node, *i;
1240
1241 if (bootindex < 0) {
1242 return;
1243 }
1244
1245 assert(dev != NULL || suffix != NULL);
1246
7267c094 1247 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1248 node->bootindex = bootindex;
7f303adc 1249 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1250 node->dev = dev;
1251
1252 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1253 if (i->bootindex == bootindex) {
1254 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1255 exit(1);
1256 } else if (i->bootindex < bootindex) {
1257 continue;
1258 }
1259 QTAILQ_INSERT_BEFORE(i, node, link);
1260 return;
1261 }
1262 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1263}
1264
7dc5af55
DD		 1265DeviceState *get_boot_device(uint32_t position)
1266{
1267 uint32_t counter = 0;
1268 FWBootEntry *i = NULL;
1269 DeviceState *res = NULL;
1270
1271 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1272 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1273 if (counter == position) {
1274 res = i->dev;
1275 break;
1276 }
1277 counter++;
1278 }
1279 }
1280 return res;
1281}
1282
962630f2
GN		 1283/*
1284 * This function returns null terminated string that consist of new line
71785aba 1285 * separated device paths.
962630f2
GN		 1286 *
1287 * memory pointed by "size" is assigned total length of the array in bytes
1288 *
1289 */
30e32af7 1290char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
962630f2
GN		 1291{
1292 FWBootEntry *i;
0e7a7592 1293 size_t total = 0;
962630f2
GN		 1294 char *list = NULL;
1295
1296 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1297 char *devpath = NULL, *bootpath;
0e7a7592 1298 size_t len;
962630f2
GN		 1299
1300 if (i->dev) {
1301 devpath = qdev_get_fw_dev_path(i->dev);
1302 assert(devpath);
1303 }
1304
30e32af7 1305 if (i->suffix && !ignore_suffixes && devpath) {
4fd37a98
BS		 1306 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1307
7267c094 1308 bootpath = g_malloc(bootpathlen);
4fd37a98 1309 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1310 g_free(devpath);
962630f2
GN		 1311 } else if (devpath) {
1312 bootpath = devpath;
30e32af7 1313 } else if (!ignore_suffixes) {
1bf6ccd3 1314 assert(i->suffix);
7267c094 1315 bootpath = g_strdup(i->suffix);
30e32af7
AK		 1316 } else {
1317 bootpath = g_strdup("");
962630f2
GN		 1318 }
1319
1320 if (total) {
1321 list[total-1] = '\n';
1322 }
1323 len = strlen(bootpath) + 1;
7267c094 1324 list = g_realloc(list, total + len);
962630f2
GN		 1325 memcpy(&list[total], bootpath, len);
1326 total += len;
7267c094 1327 g_free(bootpath);
962630f2
GN		 1328 }
1329
1330 *size = total;
1331
c8a6ae8b
AK		 1332 if (boot_strict && *size > 0) {
1333 list[total-1] = '\n';
4690579e
AK		 1334 list = g_realloc(list, total + 5);
1335 memcpy(&list[total], "HALT", 5);
1336 *size = total + 5;
c8a6ae8b 1337 }
962630f2
GN		 1338 return list;
1339}
1340
12b7f57e
MT		 1341static QemuOptsList qemu_smp_opts = {
1342 .name = "smp-opts",
1343 .implied_opt_name = "cpus",
1344 .merge_lists = true,
1345 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1346 .desc = {
1347 {
1348 .name = "cpus",
1349 .type = QEMU_OPT_NUMBER,
1350 }, {
1351 .name = "sockets",
1352 .type = QEMU_OPT_NUMBER,
1353 }, {
1354 .name = "cores",
1355 .type = QEMU_OPT_NUMBER,
1356 }, {
1357 .name = "threads",
1358 .type = QEMU_OPT_NUMBER,
1359 }, {
1360 .name = "maxcpus",
1361 .type = QEMU_OPT_NUMBER,
1362 },
1363 { /*End of list */ }
1364 },
1365};
1366
1367static void smp_parse(QemuOpts *opts)
dc6b1c09 1368{
12b7f57e 1369 if (opts) {
dc6b1c09 1370
12b7f57e
MT		 1371 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1372 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1373 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1374 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1375
1376 /* compute missing values, prefer sockets over cores over threads */
1377 if (cpus == 0 || sockets == 0) {
1378 sockets = sockets > 0 ? sockets : 1;
1379 cores = cores > 0 ? cores : 1;
dc6b1c09 1380 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1381 if (cpus == 0) {
1382 cpus = cores * threads * sockets;
1383 }
dc6b1c09 1384 } else {
12b7f57e
MT		 1385 if (cores == 0) {
1386 threads = threads > 0 ? threads : 1;
1387 cores = cpus / (sockets * threads);
1388 } else {
1389 threads = cpus / (cores * sockets);
1390 }
dc6b1c09 1391 }
12b7f57e
MT		 1392
1393 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1394
1395 smp_cpus = cpus;
1396 smp_cores = cores > 0 ? cores : 1;
1397 smp_threads = threads > 0 ? threads : 1;
1398
dc6b1c09 1399 }
12b7f57e
MT		 1400
1401 if (max_cpus == 0) {
dc6b1c09 1402 max_cpus = smp_cpus;
12b7f57e
MT		 1403 }
1404
af67ee92 1405 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1406 fprintf(stderr, "Unsupported number of maxcpus\n");
1407 exit(1);
1408 }
1409 if (max_cpus < smp_cpus) {
1410 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1411 exit(1);
1412 }
1413
dc6b1c09
AP		 1414}
1415
888a6bc6
SM		 1416static void configure_realtime(QemuOpts *opts)
1417{
1418 bool enable_mlock;
1419
1420 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1421
1422 if (enable_mlock) {
1423 if (os_mlock() < 0) {
1424 fprintf(stderr, "qemu: locking memory failed\n");
1425 exit(1);
1426 }
1427 }
1428}
1429
5e2ac519
SA		 1430
1431static void configure_msg(QemuOpts *opts)
1432{
1433 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1434}
1435
a594cfbf
FB		 1436/***********************************************************/
1437/* USB devices */
1438
fb08000c 1439static int usb_device_add(const char *devname)
a594cfbf 1440{
a5d2f727 1441 USBDevice *dev = NULL;
615fe4de
MR		 1442#ifndef CONFIG_LINUX
1443 const char *p;
1444#endif
a594cfbf 1445
094b287f 1446 if (!usb_enabled(false)) {
a594cfbf 1447 return -1;
094b287f 1448 }
a594cfbf 1449
0958b4cc
GH		 1450 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1451 dev = usbdevice_create(devname);
1452 if (dev)
1453 goto done;
1454
a5d2f727 1455 /* the other ones */
e447fc63
GH		 1456#ifndef CONFIG_LINUX
1457 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1458 if (strstart(devname, "host:", &p)) {
3741715c 1459 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1460 }
615fe4de 1461#endif
0d92ed30
PB		 1462 if (!dev)
1463 return -1;
1464
a5d2f727 1465done:
a594cfbf
FB		 1466 return 0;
1467}
1468
1f3870ab
AL		 1469static int usb_device_del(const char *devname)
1470{
1471 int bus_num, addr;
1472 const char *p;
1473
1a3973b3
GH		 1474 if (strstart(devname, "host:", &p)) {
1475 return -1;
1476 }
5d0c5750 1477
094b287f 1478 if (!usb_enabled(false)) {
1f3870ab 1479 return -1;
094b287f 1480 }
1f3870ab
AL		 1481
1482 p = strchr(devname, '.');
1483 if (!p)
1484 return -1;
1485 bus_num = strtoul(devname, NULL, 0);
1486 addr = strtoul(p + 1, NULL, 0);
1487
a5d2f727 1488 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1489}
1490
bd3c948d
GH		 1491static int usb_parse(const char *cmdline)
1492{
59d1c1c2 1493 int r;
fb08000c 1494 r = usb_device_add(cmdline);
59d1c1c2
ST		 1495 if (r < 0) {
1496 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1497 }
1498 return r;
bd3c948d
GH		 1499}
1500
d54908a5 1501void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1502{
59d1c1c2 1503 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1504 if (usb_device_add(devname) < 0) {
1ecda02b 1505 error_report("could not add USB device '%s'", devname);
59d1c1c2 1506 }
a594cfbf
FB		 1507}
1508
d54908a5 1509void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1510{
59d1c1c2
ST		 1511 const char *devname = qdict_get_str(qdict, "devname");
1512 if (usb_device_del(devname) < 0) {
1ecda02b 1513 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1514 }
a594cfbf
FB		 1515}
1516
201a51fc
AZ		 1517/***********************************************************/
1518/* PCMCIA/Cardbus */
1519
1520static struct pcmcia_socket_entry_s {
bc24a225 1521 PCMCIASocket *socket;
201a51fc
AZ		 1522 struct pcmcia_socket_entry_s *next;
1523} *pcmcia_sockets = 0;
1524
bc24a225 1525void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1526{
1527 struct pcmcia_socket_entry_s *entry;
1528
7267c094 1529 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1530 entry->socket = socket;
1531 entry->next = pcmcia_sockets;
1532 pcmcia_sockets = entry;
1533}
1534
bc24a225 1535void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1536{
1537 struct pcmcia_socket_entry_s *entry, **ptr;
1538
1539 ptr = &pcmcia_sockets;
1540 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1541 if (entry->socket == socket) {
1542 *ptr = entry->next;
7267c094 1543 g_free(entry);
201a51fc
AZ		 1544 }
1545}
1546
84f2d0ea 1547void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1548{
1549 struct pcmcia_socket_entry_s *iter;
376253ec 1550
201a51fc 1551 if (!pcmcia_sockets)
376253ec 1552 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1553
1554 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1555 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1556 iter->socket->attached ? iter->socket->card_string :
1557 "Empty");
201a51fc
AZ		 1558}
1559
cc1daa40
FB		 1560/***********************************************************/
1561/* machine registration */
1562
0056ae24 1563MachineState *current_machine;
cc1daa40 1564
261747f1
MA		 1565static void machine_class_init(ObjectClass *oc, void *data)
1566{
1567 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1568 QEMUMachine *qm = data;
261747f1 1569
00b4fbe2
MA		 1570 mc->name = qm->name;
1571 mc->alias = qm->alias;
1572 mc->desc = qm->desc;
1573 mc->init = qm->init;
1574 mc->reset = qm->reset;
1575 mc->hot_add_cpu = qm->hot_add_cpu;
1576 mc->kvm_type = qm->kvm_type;
1577 mc->block_default_type = qm->block_default_type;
1578 mc->max_cpus = qm->max_cpus;
1579 mc->no_serial = qm->no_serial;
1580 mc->no_parallel = qm->no_parallel;
1581 mc->use_virtcon = qm->use_virtcon;
1582 mc->use_sclp = qm->use_sclp;
1583 mc->no_floppy = qm->no_floppy;
1584 mc->no_cdrom = qm->no_cdrom;
1585 mc->no_sdcard = qm->no_sdcard;
1586 mc->is_default = qm->is_default;
1587 mc->default_machine_opts = qm->default_machine_opts;
1588 mc->default_boot_order = qm->default_boot_order;
1589 mc->compat_props = qm->compat_props;
1590 mc->hw_version = qm->hw_version;
261747f1
MA		 1591}
1592
cc1daa40
FB		 1593int qemu_register_machine(QEMUMachine *m)
1594{
f5946dba 1595 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1596 TypeInfo ti = {
f5946dba 1597 .name = name,
261747f1
MA		 1598 .parent = TYPE_MACHINE,
1599 .class_init = machine_class_init,
1600 .class_data = (void *)m,
1601 };
1602
1603 type_register(&ti);
f5946dba 1604 g_free(name);
261747f1 1605
cc1daa40
FB		 1606 return 0;
1607}
1608
0056ae24 1609static MachineClass *find_machine(const char *name)
cc1daa40 1610{
261747f1 1611 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1612 MachineClass *mc = NULL;
cc1daa40 1613
261747f1 1614 for (el = machines; el; el = el->next) {
0056ae24 1615 MachineClass *temp = el->data;
261747f1 1616
958db90c 1617 if (!strcmp(temp->name, name)) {
0056ae24 1618 mc = temp;
261747f1
MA		 1619 break;
1620 }
958db90c
MA		 1621 if (temp->alias &&
1622 !strcmp(temp->alias, name)) {
0056ae24 1623 mc = temp;
261747f1
MA		 1624 break;
1625 }
cc1daa40 1626 }
261747f1
MA		 1627
1628 g_slist_free(machines);
0056ae24 1629 return mc;
cc1daa40
FB		 1630}
1631
0056ae24 1632MachineClass *find_default_machine(void)
0c257437 1633{
261747f1 1634 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1635 MachineClass *mc = NULL;
0c257437 1636
261747f1 1637 for (el = machines; el; el = el->next) {
0056ae24 1638 MachineClass *temp = el->data;
261747f1 1639
958db90c 1640 if (temp->is_default) {
0056ae24 1641 mc = temp;
261747f1 1642 break;
0c257437
AL		 1643 }
1644 }
261747f1
MA		 1645
1646 g_slist_free(machines);
0056ae24 1647 return mc;
0c257437
AL		 1648}
1649
01d3c80d
AL		 1650MachineInfoList *qmp_query_machines(Error **errp)
1651{
261747f1 1652 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1653 MachineInfoList *mach_list = NULL;
01d3c80d 1654
261747f1
MA		 1655 for (el = machines; el; el = el->next) {
1656 MachineClass *mc = el->data;
01d3c80d
AL		 1657 MachineInfoList *entry;
1658 MachineInfo *info;
1659
1660 info = g_malloc0(sizeof(*info));
958db90c 1661 if (mc->is_default) {
01d3c80d
AL		 1662 info->has_is_default = true;
1663 info->is_default = true;
1664 }
1665
958db90c 1666 if (mc->alias) {
01d3c80d 1667 info->has_alias = true;
958db90c 1668 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1669 }
1670
958db90c
MA		 1671 info->name = g_strdup(mc->name);
1672 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1673
1674 entry = g_malloc0(sizeof(*entry));
1675 entry->value = info;
1676 entry->next = mach_list;
1677 mach_list = entry;
1678 }
1679
261747f1 1680 g_slist_free(machines);
01d3c80d
AL		 1681 return mach_list;
1682}
1683
8a7ddc38
FB		 1684/***********************************************************/
1685/* main execution loop */
1686
0bd48850
FB		 1687struct vm_change_state_entry {
1688 VMChangeStateHandler *cb;
1689 void *opaque;
72cf2d4f 1690 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1691};
1692
72cf2d4f 1693static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1694
1695VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1696 void *opaque)
1697{
1698 VMChangeStateEntry *e;
1699
7267c094 1700 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1701
1702 e->cb = cb;
1703 e->opaque = opaque;
72cf2d4f 1704 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1705 return e;
1706}
1707
1708void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1709{
72cf2d4f 1710 QLIST_REMOVE (e, entries);
7267c094 1711 g_free (e);
0bd48850
FB		 1712}
1713
1dfb4dd9 1714void vm_state_notify(int running, RunState state)
0bd48850
FB		 1715{
1716 VMChangeStateEntry *e;
1717
1dfb4dd9 1718 trace_vm_state_notify(running, state);
94b0b5ff 1719
0bd48850 1720 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1721 e->cb(e->opaque, running, state);
0bd48850
FB		 1722 }
1723}
1724
bb0c6722
FB		 1725/* reset/shutdown handler */
1726
1727typedef struct QEMUResetEntry {
72cf2d4f 1728 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1729 QEMUResetHandler *func;
1730 void *opaque;
bb0c6722
FB		 1731} QEMUResetEntry;
1732
72cf2d4f
BS		 1733static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1734 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1735static int reset_requested;
f64622c4
GN		 1736static int shutdown_requested, shutdown_signal = -1;
1737static pid_t shutdown_pid;
3475187d 1738static int powerdown_requested;
8cf71710 1739static int debug_requested;
95b363b5 1740static int suspend_requested;
4bc78a87 1741static WakeupReason wakeup_reason;
a9552c8e
IM		 1742static NotifierList powerdown_notifiers =
1743 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1744static NotifierList suspend_notifiers =
1745 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1746static NotifierList wakeup_notifiers =
1747 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1748static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1749
1291eb35
AP		 1750int qemu_shutdown_requested_get(void)
1751{
1752 return shutdown_requested;
1753}
1754
1755int qemu_reset_requested_get(void)
1756{
1757 return reset_requested;
1758}
1759
4fdcac0e 1760static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1761{
1762 int r = shutdown_requested;
1763 shutdown_requested = 0;
1764 return r;
1765}
1766
4fdcac0e 1767static void qemu_kill_report(void)
f64622c4 1768{
35b30712 1769 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1770 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1771 if (shutdown_pid == 0) {
1772 /* This happens for eg ^C at the terminal, so it's worth
1773 * avoiding printing an odd message in that case.
1774 */
1775 fputc('\n', stderr);
1776 } else {
953ffe0f 1777 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1778 }
f64622c4
GN		 1779 shutdown_signal = -1;
1780 }
1781}
1782
4fdcac0e 1783static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1784{
1785 int r = reset_requested;
1786 reset_requested = 0;
1787 return r;
1788}
1789
95b363b5
GH		 1790static int qemu_suspend_requested(void)
1791{
1792 int r = suspend_requested;
1793 suspend_requested = 0;
1794 return r;
1795}
1796
4bc78a87 1797static WakeupReason qemu_wakeup_requested(void)
14058196 1798{
4bc78a87 1799 return wakeup_reason;
14058196
LC		 1800}
1801
4fdcac0e 1802static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1803{
1804 int r = powerdown_requested;
1805 powerdown_requested = 0;
1806 return r;
1807}
1808
e568902a
AL		 1809static int qemu_debug_requested(void)
1810{
1811 int r = debug_requested;
1812 debug_requested = 0;
1813 return r;
1814}
1815
a08d4367 1816void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1817{
7267c094 1818 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1819
bb0c6722
FB		 1820 re->func = func;
1821 re->opaque = opaque;
72cf2d4f 1822 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1823}
1824
dda9b29f 1825void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1826{
1827 QEMUResetEntry *re;
1828
72cf2d4f 1829 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1830 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1831 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1832 g_free(re);
dda9b29f
JK		 1833 return;
1834 }
1835 }
1836}
1837
be522029 1838void qemu_devices_reset(void)
dda9b29f
JK		 1839{
1840 QEMUResetEntry *re, *nre;
1841
1842 /* reset all devices */
72cf2d4f 1843 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1844 re->func(re->opaque);
1845 }
be522029
DG		 1846}
1847
1848void qemu_system_reset(bool report)
1849{
0056ae24
MA		 1850 MachineClass *mc;
1851
1852 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1853
958db90c
MA		 1854 if (mc && mc->reset) {
1855 mc->reset();
be522029
DG		 1856 } else {
1857 qemu_devices_reset();
1858 }
e063eb1f 1859 if (report) {
a6330785 1860 qapi_event_send_reset(&error_abort);
e063eb1f 1861 }
ea375f9a 1862 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1863}
1864
1865void qemu_system_reset_request(void)
1866{
d1beab82
FB		 1867 if (no_reboot) {
1868 shutdown_requested = 1;
1869 } else {
1870 reset_requested = 1;
1871 }
b4a3d965 1872 cpu_stop_current();
d9f75a4e 1873 qemu_notify_event();
bb0c6722
FB		 1874}
1875
95b363b5
GH		 1876static void qemu_system_suspend(void)
1877{
1878 pause_all_vcpus();
1879 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1880 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1881 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1882}
1883
1884void qemu_system_suspend_request(void)
1885{
9abc62f6 1886 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1887 return;
1888 }
1889 suspend_requested = 1;
1890 cpu_stop_current();
1891 qemu_notify_event();
1892}
1893
1894void qemu_register_suspend_notifier(Notifier *notifier)
1895{
1896 notifier_list_add(&suspend_notifiers, notifier);
1897}
1898
1899void qemu_system_wakeup_request(WakeupReason reason)
1900{
4fed9421
AK		 1901 trace_system_wakeup_request(reason);
1902
9abc62f6 1903 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1904 return;
1905 }
1906 if (!(wakeup_reason_mask & (1 << reason))) {
1907 return;
1908 }
ad02b96a 1909 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1910 wakeup_reason = reason;
95b363b5 1911 qemu_notify_event();
95b363b5
GH		 1912}
1913
1914void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1915{
1916 if (enabled) {
1917 wakeup_reason_mask |= (1 << reason);
1918 } else {
1919 wakeup_reason_mask &= ~(1 << reason);
1920 }
1921}
1922
1923void qemu_register_wakeup_notifier(Notifier *notifier)
1924{
1925 notifier_list_add(&wakeup_notifiers, notifier);
1926}
1927
f64622c4
GN		 1928void qemu_system_killed(int signal, pid_t pid)
1929{
1930 shutdown_signal = signal;
1931 shutdown_pid = pid;
d9389b96 1932 no_shutdown = 0;
f64622c4
GN		 1933 qemu_system_shutdown_request();
1934}
1935
bb0c6722
FB		 1936void qemu_system_shutdown_request(void)
1937{
bc78cff9 1938 trace_qemu_system_shutdown_request();
bb0c6722 1939 shutdown_requested = 1;
d9f75a4e 1940 qemu_notify_event();
bb0c6722
FB		 1941}
1942
013c2f15
IM		 1943static void qemu_system_powerdown(void)
1944{
0aab9ec3 1945 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1946 notifier_list_notify(&powerdown_notifiers, NULL);
1947}
1948
3475187d
FB		 1949void qemu_system_powerdown_request(void)
1950{
bc78cff9 1951 trace_qemu_system_powerdown_request();
3475187d 1952 powerdown_requested = 1;
d9f75a4e
AL		 1953 qemu_notify_event();
1954}
1955
a9552c8e
IM		 1956void qemu_register_powerdown_notifier(Notifier *notifier)
1957{
1958 notifier_list_add(&powerdown_notifiers, notifier);
1959}
1960
8cf71710
JK		 1961void qemu_system_debug_request(void)
1962{
1963 debug_requested = 1;
83f338f7 1964 qemu_notify_event();
8cf71710
JK		 1965}
1966
99435906
PB		 1967static bool main_loop_should_exit(void)
1968{
1969 RunState r;
1970 if (qemu_debug_requested()) {
1971 vm_stop(RUN_STATE_DEBUG);
1972 }
95b363b5
GH		 1973 if (qemu_suspend_requested()) {
1974 qemu_system_suspend();
1975 }
99435906
PB		 1976 if (qemu_shutdown_requested()) {
1977 qemu_kill_report();
84321831 1978 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1979 if (no_shutdown) {
1980 vm_stop(RUN_STATE_SHUTDOWN);
1981 } else {
1982 return true;
1983 }
1984 }
1985 if (qemu_reset_requested()) {
1986 pause_all_vcpus();
1987 cpu_synchronize_all_states();
1988 qemu_system_reset(VMRESET_REPORT);
1989 resume_all_vcpus();
ede085b3 1990 if (runstate_needs_reset()) {
99435906
PB		 1991 runstate_set(RUN_STATE_PAUSED);
1992 }
1993 }
14058196
LC		 1994 if (qemu_wakeup_requested()) {
1995 pause_all_vcpus();
1996 cpu_synchronize_all_states();
1997 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1998 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1999 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 2000 resume_all_vcpus();
7a906f7f 2001 qapi_event_send_wakeup(&error_abort);
14058196 2002 }
99435906 2003 if (qemu_powerdown_requested()) {
013c2f15 2004 qemu_system_powerdown();
99435906
PB		 2005 }
2006 if (qemu_vmstop_requested(&r)) {
2007 vm_stop(r);
2008 }
2009 return false;
2010}
2011
43b96858
AL		 2012static void main_loop(void)
2013{
c9f711a5 2014 bool nonblocking;
99435906 2015 int last_io = 0;
8e1b90ec
JK		 2016#ifdef CONFIG_PROFILER
2017 int64_t ti;
2018#endif
99435906 2019 do {
a7d4207d 2020 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2021#ifdef CONFIG_PROFILER
46481d39 2022 ti = profile_getclock();
89bfc105 2023#endif
c9f711a5 2024 last_io = main_loop_wait(nonblocking);
89bfc105 2025#ifdef CONFIG_PROFILER
46481d39 2026 dev_time += profile_getclock() - ti;
89bfc105 2027#endif
99435906 2028 } while (!main_loop_should_exit());
b4608c04
FB		 2029}
2030
9bd7e6d9
PB		 2031static void version(void)
2032{
f75ca1ae 2033 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2034}
2035
15f82208 2036static void help(int exitcode)
0824d6fc 2037{
a3adb7ad
ME		 2038 version();
2039 printf("usage: %s [options] [disk_image]\n\n"
2040 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2041 error_get_progname());
2042
77bd1119
ME		 2043#define QEMU_OPTIONS_GENERATE_HELP
2044#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2045
2046 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2047 "ctrl-alt-f toggle full screen\n"
2048 "ctrl-alt-n switch to virtual console 'n'\n"
2049 "ctrl-alt toggle mouse and keyboard grab\n"
2050 "\n"
a3adb7ad
ME		 2051 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2052
15f82208 2053 exit(exitcode);
0824d6fc
FB		 2054}
2055
cd6f1169
FB		 2056#define HAS_ARG 0x0001
2057
cd6f1169
FB		 2058typedef struct QEMUOption {
2059 const char *name;
2060 int flags;
2061 int index;
ad96090a 2062 uint32_t arch_mask;
cd6f1169
FB		 2063} QEMUOption;
2064
dbed7e40 2065static const QEMUOption qemu_options[] = {
ad96090a 2066 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2067#define QEMU_OPTIONS_GENERATE_OPTIONS
2068#include "qemu-options-wrapper.h"
cd6f1169 2069 { NULL },
fc01f7e7 2070};
a369da5f
BS		 2071
2072static bool vga_available(void)
2073{
36b7f27d 2074 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2075}
2076
2077static bool cirrus_vga_available(void)
2078{
36b7f27d
AJ		 2079 return object_class_by_name("cirrus-vga")
2080 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2081}
2082
2083static bool vmware_vga_available(void)
2084{
36b7f27d 2085 return object_class_by_name("vmware-svga");
a369da5f
BS		 2086}
2087
879049a3
AJ		 2088static bool qxl_vga_available(void)
2089{
2090 return object_class_by_name("qxl-vga");
2091}
2092
af87bf29
MCA		 2093static bool tcx_vga_available(void)
2094{
2095 return object_class_by_name("SUNW,tcx");
2096}
2097
2098static bool cg3_vga_available(void)
2099{
2100 return object_class_by_name("cgthree");
2101}
2102
3893c124 2103static void select_vgahw (const char *p)
2104{
2105 const char *opts;
2106
d44229c5 2107 assert(vga_interface_type == VGA_NONE);
3893c124 2108 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2109 if (vga_available()) {
2110 vga_interface_type = VGA_STD;
2111 } else {
2112 fprintf(stderr, "Error: standard VGA not available\n");
2113 exit(0);
2114 }
3893c124 2115 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2116 if (cirrus_vga_available()) {
2117 vga_interface_type = VGA_CIRRUS;
2118 } else {
2119 fprintf(stderr, "Error: Cirrus VGA not available\n");
2120 exit(0);
2121 }
3893c124 2122 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2123 if (vmware_vga_available()) {
2124 vga_interface_type = VGA_VMWARE;
2125 } else {
2126 fprintf(stderr, "Error: VMWare SVGA not available\n");
2127 exit(0);
2128 }
94909d9f 2129 } else if (strstart(p, "xenfb", &opts)) {
86176759 2130 vga_interface_type = VGA_XENFB;
a19cbfb3 2131 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2132 if (qxl_vga_available()) {
2133 vga_interface_type = VGA_QXL;
2134 } else {
2135 fprintf(stderr, "Error: QXL VGA not available\n");
2136 exit(0);
2137 }
af87bf29
MCA		 2138 } else if (strstart(p, "tcx", &opts)) {
2139 if (tcx_vga_available()) {
2140 vga_interface_type = VGA_TCX;
2141 } else {
2142 fprintf(stderr, "Error: TCX framebuffer not available\n");
2143 exit(0);
2144 }
2145 } else if (strstart(p, "cg3", &opts)) {
2146 if (cg3_vga_available()) {
2147 vga_interface_type = VGA_CG3;
2148 } else {
2149 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2150 exit(0);
2151 }
28b85ed8 2152 } else if (!strstart(p, "none", &opts)) {
3893c124 2153 invalid_vga:
2154 fprintf(stderr, "Unknown vga type: %s\n", p);
2155 exit(1);
2156 }
cb5a7aa8 2157 while (*opts) {
2158 const char *nextopt;
2159
2160 if (strstart(opts, ",retrace=", &nextopt)) {
2161 opts = nextopt;
2162 if (strstart(opts, "dumb", &nextopt))
2163 vga_retrace_method = VGA_RETRACE_DUMB;
2164 else if (strstart(opts, "precise", &nextopt))
2165 vga_retrace_method = VGA_RETRACE_PRECISE;
2166 else goto invalid_vga;
2167 } else goto invalid_vga;
2168 opts = nextopt;
2169 }
3893c124 2170}
2171
1472a95b
JS		 2172static DisplayType select_display(const char *p)
2173{
2174 const char *opts;
2175 DisplayType display = DT_DEFAULT;
2176
2177 if (strstart(p, "sdl", &opts)) {
2178#ifdef CONFIG_SDL
2179 display = DT_SDL;
2180 while (*opts) {
2181 const char *nextopt;
2182
2183 if (strstart(opts, ",frame=", &nextopt)) {
2184 opts = nextopt;
2185 if (strstart(opts, "on", &nextopt)) {
2186 no_frame = 0;
2187 } else if (strstart(opts, "off", &nextopt)) {
2188 no_frame = 1;
2189 } else {
05175535 2190 goto invalid_sdl_args;
1472a95b
JS		 2191 }
2192 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2193 opts = nextopt;
2194 if (strstart(opts, "on", &nextopt)) {
2195 alt_grab = 1;
2196 } else if (strstart(opts, "off", &nextopt)) {
2197 alt_grab = 0;
2198 } else {
05175535 2199 goto invalid_sdl_args;
1472a95b
JS		 2200 }
2201 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2202 opts = nextopt;
2203 if (strstart(opts, "on", &nextopt)) {
2204 ctrl_grab = 1;
2205 } else if (strstart(opts, "off", &nextopt)) {
2206 ctrl_grab = 0;
2207 } else {
05175535 2208 goto invalid_sdl_args;
1472a95b
JS		 2209 }
2210 } else if (strstart(opts, ",window_close=", &nextopt)) {
2211 opts = nextopt;
2212 if (strstart(opts, "on", &nextopt)) {
2213 no_quit = 0;
2214 } else if (strstart(opts, "off", &nextopt)) {
2215 no_quit = 1;
2216 } else {
05175535 2217 goto invalid_sdl_args;
1472a95b
JS		 2218 }
2219 } else {
05175535
PM		 2220 invalid_sdl_args:
2221 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2222 exit(1);
1472a95b
JS		 2223 }
2224 opts = nextopt;
2225 }
2226#else
2227 fprintf(stderr, "SDL support is disabled\n");
2228 exit(1);
2229#endif
3264ff12 2230 } else if (strstart(p, "vnc", &opts)) {
821601ea 2231#ifdef CONFIG_VNC
3264ff12
JS		 2232 display_remote++;
2233
2234 if (*opts) {
2235 const char *nextopt;
2236
2237 if (strstart(opts, "=", &nextopt)) {
2238 vnc_display = nextopt;
2239 }
2240 }
2241 if (!vnc_display) {
2242 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2243 exit(1);
2244 }
821601ea
JS		 2245#else
2246 fprintf(stderr, "VNC support is disabled\n");
2247 exit(1);
2248#endif
1472a95b
JS		 2249 } else if (strstart(p, "curses", &opts)) {
2250#ifdef CONFIG_CURSES
2251 display = DT_CURSES;
2252#else
2253 fprintf(stderr, "Curses support is disabled\n");
2254 exit(1);
15546425
AL		 2255#endif
2256 } else if (strstart(p, "gtk", &opts)) {
2257#ifdef CONFIG_GTK
2258 display = DT_GTK;
881249c7
JK		 2259 while (*opts) {
2260 const char *nextopt;
2261
2262 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2263 opts = nextopt;
2264 if (strstart(opts, "on", &nextopt)) {
2265 grab_on_hover = true;
2266 } else if (strstart(opts, "off", &nextopt)) {
2267 grab_on_hover = false;
2268 } else {
2269 goto invalid_gtk_args;
2270 }
2271 } else {
2272 invalid_gtk_args:
2273 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2274 exit(1);
2275 }
2276 opts = nextopt;
2277 }
15546425
AL		 2278#else
2279 fprintf(stderr, "GTK support is disabled\n");
2280 exit(1);
1472a95b 2281#endif
4171d32e
JS		 2282 } else if (strstart(p, "none", &opts)) {
2283 display = DT_NONE;
1472a95b 2284 } else {
1472a95b
JS		 2285 fprintf(stderr, "Unknown display type: %s\n", p);
2286 exit(1);
2287 }
2288
2289 return display;
2290}
2291
7d4c3d53
MA		 2292static int balloon_parse(const char *arg)
2293{
382f0743 2294 QemuOpts *opts;
7d4c3d53 2295
382f0743
GH		 2296 if (strcmp(arg, "none") == 0) {
2297 return 0;
2298 }
2299
2300 if (!strncmp(arg, "virtio", 6)) {
2301 if (arg[6] == ',') {
2302 /* have params -> parse them */
3329f07b 2303 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2304 if (!opts)
2305 return -1;
2306 } else {
2307 /* create empty opts */
87ea75d5
PC		 2308 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2309 &error_abort);
7d4c3d53 2310 }
29f82b37 2311 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2312 return 0;
7d4c3d53 2313 }
382f0743
GH		 2314
2315 return -1;
7d4c3d53 2316}
7d4c3d53 2317
5cea8590
PB		 2318char *qemu_find_file(int type, const char *name)
2319{
4524051c 2320 int i;
5cea8590
PB		 2321 const char *subdir;
2322 char *buf;
2323
31783203
PM		 2324 /* Try the name as a straight path first */
2325 if (access(name, R_OK) == 0) {
4524051c 2326 trace_load_file(name, name);
7267c094 2327 return g_strdup(name);
5cea8590 2328 }
4524051c 2329
5cea8590
PB		 2330 switch (type) {
2331 case QEMU_FILE_TYPE_BIOS:
2332 subdir = "";
2333 break;
2334 case QEMU_FILE_TYPE_KEYMAP:
2335 subdir = "keymaps/";
2336 break;
2337 default:
2338 abort();
2339 }
4524051c
GH		 2340
2341 for (i = 0; i < data_dir_idx; i++) {
2342 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2343 if (access(buf, R_OK) == 0) {
2344 trace_load_file(name, buf);
2345 return buf;
2346 }
7267c094 2347 g_free(buf);
5cea8590 2348 }
4524051c 2349 return NULL;
5cea8590
PB		 2350}
2351
ff952ba2
MA		 2352static int device_help_func(QemuOpts *opts, void *opaque)
2353{
2354 return qdev_device_help(opts);
2355}
2356
f31d07d1
GH		 2357static int device_init_func(QemuOpts *opts, void *opaque)
2358{
2359 DeviceState *dev;
2360
2361 dev = qdev_device_add(opts);
2362 if (!dev)
2363 return -1;
b09995ae 2364 object_unref(OBJECT(dev));
f31d07d1
GH		 2365 return 0;
2366}
2367
1a688d3b
GH		 2368static int chardev_init_func(QemuOpts *opts, void *opaque)
2369{
bd2d80b2 2370 Error *local_err = NULL;
1a688d3b 2371
bd2d80b2 2372 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2373 if (local_err) {
4a44d85e 2374 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2375 error_free(local_err);
1a688d3b 2376 return -1;
bd2d80b2 2377 }
1a688d3b
GH		 2378 return 0;
2379}
2380
758e8e38 2381#ifdef CONFIG_VIRTFS
74db920c
GS		 2382static int fsdev_init_func(QemuOpts *opts, void *opaque)
2383{
2384 int ret;
2385 ret = qemu_fsdev_add(opts);
2386
2387 return ret;
2388}
2389#endif
2390
88589343
GH		 2391static int mon_init_func(QemuOpts *opts, void *opaque)
2392{
2393 CharDriverState *chr;
2394 const char *chardev;
2395 const char *mode;
2396 int flags;
2397
2398 mode = qemu_opt_get(opts, "mode");
2399 if (mode == NULL) {
2400 mode = "readline";
2401 }
2402 if (strcmp(mode, "readline") == 0) {
2403 flags = MONITOR_USE_READLINE;
2404 } else if (strcmp(mode, "control") == 0) {
2405 flags = MONITOR_USE_CONTROL;
2406 } else {
2407 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2408 exit(1);
2409 }
2410
39eaab9a
DB		 2411 if (qemu_opt_get_bool(opts, "pretty", 0))
2412 flags |= MONITOR_USE_PRETTY;
2413
88589343
GH		 2414 if (qemu_opt_get_bool(opts, "default", 0))
2415 flags |= MONITOR_IS_DEFAULT;
2416
2417 chardev = qemu_opt_get(opts, "chardev");
2418 chr = qemu_chr_find(chardev);
2419 if (chr == NULL) {
2420 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2421 exit(1);
2422 }
2423
456d6069 2424 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2425 monitor_init(chr, flags);
2426 return 0;
2427}
2428
6ca5582d 2429static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2430{
2431 static int monitor_device_index = 0;
2432 QemuOpts *opts;
2433 const char *p;
2434 char label[32];
2435 int def = 0;
2436
2437 if (strstart(optarg, "chardev:", &p)) {
2438 snprintf(label, sizeof(label), "%s", p);
2439 } else {
140e065d
JK		 2440 snprintf(label, sizeof(label), "compat_monitor%d",
2441 monitor_device_index);
2442 if (monitor_device_index == 0) {
88589343
GH		 2443 def = 1;
2444 }
2445 opts = qemu_chr_parse_compat(label, optarg);
2446 if (!opts) {
2447 fprintf(stderr, "parse error: %s\n", optarg);
2448 exit(1);
2449 }
2450 }
2451
8be7e7e4 2452 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2453 if (!opts) {
2454 fprintf(stderr, "duplicate chardev: %s\n", label);
2455 exit(1);
2456 }
6ca5582d 2457 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2458 qemu_opt_set(opts, "chardev", label);
2459 if (def)
2460 qemu_opt_set(opts, "default", "on");
2461 monitor_device_index++;
2462}
2463
bd3c948d
GH		 2464struct device_config {
2465 enum {
aee1b935
GH		 2466 DEV_USB, /* -usbdevice */
2467 DEV_BT, /* -bt */
2468 DEV_SERIAL, /* -serial */
2469 DEV_PARALLEL, /* -parallel */
2470 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2471 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2472 DEV_GDB, /* -gdb, -s */
3ef669e1 2473 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2474 } type;
2475 const char *cmdline;
d9a5954d 2476 Location loc;
72cf2d4f 2477 QTAILQ_ENTRY(device_config) next;
bd3c948d 2478};
4fdcac0e
BS		 2479
2480static QTAILQ_HEAD(, device_config) device_configs =
2481 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2482
2483static void add_device_config(int type, const char *cmdline)
2484{
2485 struct device_config *conf;
2486
7267c094 2487 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2488 conf->type = type;
2489 conf->cmdline = cmdline;
d9a5954d 2490 loc_save(&conf->loc);
72cf2d4f 2491 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2492}
2493
2494static int foreach_device_config(int type, int (*func)(const char *cmdline))
2495{
2496 struct device_config *conf;
2497 int rc;
2498
72cf2d4f 2499 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2500 if (conf->type != type)
2501 continue;
d9a5954d 2502 loc_push_restore(&conf->loc);
bd3c948d 2503 rc = func(conf->cmdline);
d9a5954d 2504 loc_pop(&conf->loc);
bd3c948d
GH		 2505 if (0 != rc)
2506 return rc;
2507 }
2508 return 0;
2509}
2510
998bbd74
GH		 2511static int serial_parse(const char *devname)
2512{
2513 static int index = 0;
2514 char label[32];
2515
2516 if (strcmp(devname, "none") == 0)
2517 return 0;
2518 if (index == MAX_SERIAL_PORTS) {
2519 fprintf(stderr, "qemu: too many serial ports\n");
2520 exit(1);
2521 }
2522 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2523 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2524 if (!serial_hds[index]) {
52d06136
PM		 2525 fprintf(stderr, "qemu: could not connect serial device"
2526 " to character backend '%s'\n", devname);
998bbd74
GH		 2527 return -1;
2528 }
2529 index++;
2530 return 0;
2531}
2532
6a5e8b0e
GH		 2533static int parallel_parse(const char *devname)
2534{
2535 static int index = 0;
2536 char label[32];
2537
2538 if (strcmp(devname, "none") == 0)
2539 return 0;
2540 if (index == MAX_PARALLEL_PORTS) {
2541 fprintf(stderr, "qemu: too many parallel ports\n");
2542 exit(1);
2543 }
2544 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2545 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2546 if (!parallel_hds[index]) {
52d06136
PM		 2547 fprintf(stderr, "qemu: could not connect parallel device"
2548 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2549 return -1;
2550 }
2551 index++;
2552 return 0;
2553}
2554
aee1b935
GH		 2555static int virtcon_parse(const char *devname)
2556{
3329f07b 2557 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2558 static int index = 0;
2559 char label[32];
392ecf54 2560 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2561
2562 if (strcmp(devname, "none") == 0)
2563 return 0;
2564 if (index == MAX_VIRTIO_CONSOLES) {
2565 fprintf(stderr, "qemu: too many virtio consoles\n");
2566 exit(1);
2567 }
392ecf54 2568
87ea75d5 2569 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2570 if (arch_type == QEMU_ARCH_S390X) {
2571 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2572 } else {
2573 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2574 }
392ecf54 2575
87ea75d5 2576 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2577 qemu_opt_set(dev_opts, "driver", "virtconsole");
2578
aee1b935 2579 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2580 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2581 if (!virtcon_hds[index]) {
52d06136
PM		 2582 fprintf(stderr, "qemu: could not connect virtio console"
2583 " to character backend '%s'\n", devname);
aee1b935
GH		 2584 return -1;
2585 }
392ecf54
AS		 2586 qemu_opt_set(dev_opts, "chardev", label);
2587
aee1b935
GH		 2588 index++;
2589 return 0;
2590}
2591
3ef669e1
AG		 2592static int sclp_parse(const char *devname)
2593{
2594 QemuOptsList *device = qemu_find_opts("device");
2595 static int index = 0;
2596 char label[32];
2597 QemuOpts *dev_opts;
2598
2599 if (strcmp(devname, "none") == 0) {
2600 return 0;
2601 }
2602 if (index == MAX_SCLP_CONSOLES) {
2603 fprintf(stderr, "qemu: too many sclp consoles\n");
2604 exit(1);
2605 }
2606
2607 assert(arch_type == QEMU_ARCH_S390X);
2608
2609 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2610 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2611
2612 snprintf(label, sizeof(label), "sclpcon%d", index);
2613 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2614 if (!sclp_hds[index]) {
2615 fprintf(stderr, "qemu: could not connect sclp console"
2616 " to character backend '%s'\n", devname);
2617 return -1;
2618 }
2619 qemu_opt_set(dev_opts, "chardev", label);
2620
2621 index++;
2622 return 0;
2623}
2624
c9f398e5 2625static int debugcon_parse(const char *devname)
4d8b3c63 2626{
c9f398e5
PA		 2627 QemuOpts *opts;
2628
27143a44 2629 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2630 exit(1);
2631 }
8be7e7e4 2632 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2633 if (!opts) {
2634 fprintf(stderr, "qemu: already have a debugcon device\n");
2635 exit(1);
2636 }
2637 qemu_opt_set(opts, "driver", "isa-debugcon");
2638 qemu_opt_set(opts, "chardev", "debugcon");
2639 return 0;
2640}
2641
0056ae24 2642static MachineClass *machine_parse(const char *name)
9052ea6b 2643{
0056ae24 2644 MachineClass *mc = NULL;
261747f1 2645 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2646
2647 if (name) {
0056ae24 2648 mc = find_machine(name);
9052ea6b 2649 }
0056ae24
MA		 2650 if (mc) {
2651 return mc;
9052ea6b 2652 }
025172d5
MR		 2653 if (name && !is_help_option(name)) {
2654 error_report("Unsupported machine type");
2655 error_printf("Use -machine help to list supported machines!\n");
2656 } else {
2657 printf("Supported machines are:\n");
2658 for (el = machines; el; el = el->next) {
2659 MachineClass *mc = el->data;
958db90c
MA		 2660 if (mc->alias) {
2661 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2662 }
958db90c
MA		 2663 printf("%-20s %s%s\n", mc->name, mc->desc,
2664 mc->is_default ? " (default)" : "");
9052ea6b 2665 }
9052ea6b 2666 }
261747f1
MA		 2667
2668 g_slist_free(machines);
c8057f95 2669 exit(!name || !is_help_option(name));
9052ea6b
JK		 2670}
2671
f1e29879 2672static int tcg_init(MachineClass *mc)
303d4e86 2673{
d5ab9713 2674 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 2675 return 0;
2676}
2677
2678static struct {
2679 const char *opt_name;
2680 const char *name;
2681 int (*available)(void);
f1e29879 2682 int (*init)(MachineClass *mc);
d5286af5 2683 bool *allowed;
303d4e86
AP		 2684} accel_list[] = {
2685 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2686 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2687 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
d4fce24f 2688 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
303d4e86
AP		 2689};
2690
f1e29879 2691static int configure_accelerator(MachineClass *mc)
303d4e86 2692{
36ad0e94 2693 const char *p;
303d4e86
AP		 2694 char buf[10];
2695 int i, ret;
217e21be
LG		 2696 bool accel_initialised = false;
2697 bool init_failed = false;
303d4e86 2698
36ad0e94 2699 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
303d4e86
AP		 2700 if (p == NULL) {
2701 /* Use the default "accelerator", tcg */
2702 p = "tcg";
2703 }
2704
1b785a97 2705 while (!accel_initialised && *p != '\0') {
303d4e86
AP		 2706 if (*p == ':') {
2707 p++;
2708 }
2709 p = get_opt_name(buf, sizeof (buf), p, ':');
2710 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2711 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93
LG		 2712 if (!accel_list[i].available()) {
2713 printf("%s not supported for this target\n",
2714 accel_list[i].name);
b321afbe 2715 break;
e3c66d93 2716 }
d5286af5 2717 *(accel_list[i].allowed) = true;
f1e29879 2718 ret = accel_list[i].init(mc);
303d4e86 2719 if (ret < 0) {
217e21be 2720 init_failed = true;
e3c66d93
LG		 2721 fprintf(stderr, "failed to initialize %s: %s\n",
2722 accel_list[i].name,
2723 strerror(-ret));
d5286af5 2724 *(accel_list[i].allowed) = false;
303d4e86 2725 } else {
217e21be 2726 accel_initialised = true;
303d4e86
AP		 2727 }
2728 break;
2729 }
2730 }
2731 if (i == ARRAY_SIZE(accel_list)) {
2732 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2733 }
2734 }
2735
1b785a97 2736 if (!accel_initialised) {
217e21be
LG		 2737 if (!init_failed) {
2738 fprintf(stderr, "No accelerator found!\n");
2739 }
303d4e86
AP		 2740 exit(1);
2741 }
2742
2743 if (init_failed) {
2744 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2745 }
2746
1b785a97 2747 return !accel_initialised;
303d4e86
AP		 2748}
2749
fd42deeb
GH		 2750void qemu_add_exit_notifier(Notifier *notify)
2751{
2752 notifier_list_add(&exit_notifiers, notify);
2753}
2754
2755void qemu_remove_exit_notifier(Notifier *notify)
2756{
31552529 2757 notifier_remove(notify);
fd42deeb
GH		 2758}
2759
2760static void qemu_run_exit_notifiers(void)
2761{
9e8dd451 2762 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2763}
2764
4cab946a
GN		 2765void qemu_add_machine_init_done_notifier(Notifier *notify)
2766{
2767 notifier_list_add(&machine_init_done_notifiers, notify);
2768}
2769
2770static void qemu_run_machine_init_done_notifiers(void)
2771{
9e8dd451 2772 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2773}
2774
6530a97b
AL		 2775static const QEMUOption *lookup_opt(int argc, char **argv,
2776 const char **poptarg, int *poptind)
2777{
2778 const QEMUOption *popt;
2779 int optind = *poptind;
2780 char *r = argv[optind];
2781 const char *optarg;
2782
0f0bc3f1 2783 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2784 optind++;
2785 /* Treat --foo the same as -foo. */
2786 if (r[1] == '-')
2787 r++;
2788 popt = qemu_options;
2789 for(;;) {
2790 if (!popt->name) {
0f0bc3f1 2791 error_report("invalid option");
6530a97b
AL		 2792 exit(1);
2793 }
2794 if (!strcmp(popt->name, r + 1))
2795 break;
2796 popt++;
2797 }
2798 if (popt->flags & HAS_ARG) {
2799 if (optind >= argc) {
0f0bc3f1 2800 error_report("requires an argument");
6530a97b
AL		 2801 exit(1);
2802 }
2803 optarg = argv[optind++];
0f0bc3f1 2804 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2805 } else {
2806 optarg = NULL;
2807 }
2808
2809 *poptarg = optarg;
2810 *poptind = optind;
2811
2812 return popt;
2813}
2814
0750112a
AL		 2815static gpointer malloc_and_trace(gsize n_bytes)
2816{
2817 void *ptr = malloc(n_bytes);
a74cd8cc 2818 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2819 return ptr;
2820}
2821
2822static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2823{
2824 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2825 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2826 return ptr;
2827}
2828
2829static void free_and_trace(gpointer mem)
2830{
a74cd8cc 2831 trace_g_free(mem);
0750112a
AL		 2832 free(mem);
2833}
2834
68d98d3e
AL		 2835static int object_set_property(const char *name, const char *value, void *opaque)
2836{
2837 Object *obj = OBJECT(opaque);
2838 StringInputVisitor *siv;
2839 Error *local_err = NULL;
b0ddb8bf 2840 char *c, *qom_name;
68d98d3e 2841
13d7adf9
MA		 2842 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0 ||
2843 strcmp(name, "type") == 0) {
68d98d3e
AL		 2844 return 0;
2845 }
2846
b0ddb8bf
MA		 2847 qom_name = g_strdup(name);
2848 c = qom_name;
2849 while (*c++) {
2850 if (*c == '_') {
2851 *c = '-';
2852 }
2853 }
2854
68d98d3e 2855 siv = string_input_visitor_new(value);
b0ddb8bf 2856 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
68d98d3e 2857 string_input_visitor_cleanup(siv);
b0ddb8bf 2858 g_free(qom_name);
68d98d3e
AL		 2859
2860 if (local_err) {
2861 qerror_report_err(local_err);
2862 error_free(local_err);
2863 return -1;
2864 }
2865
2866 return 0;
2867}
2868
2869static int object_create(QemuOpts *opts, void *opaque)
2870{
c4090f8e
PB		 2871 Error *err = NULL;
2872 char *type = NULL;
2873 char *id = NULL;
2874 void *dummy = NULL;
2875 OptsVisitor *ov;
2876 QDict *pdict;
68d98d3e 2877
c4090f8e
PB		 2878 ov = opts_visitor_new(opts);
2879 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2880
c4090f8e
PB		 2881 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2882 if (err) {
2883 goto out;
68d98d3e
AL		 2884 }
2885
c4090f8e
PB		 2886 qdict_del(pdict, "qom-type");
2887 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2888 if (err) {
2889 goto out;
68d98d3e
AL		 2890 }
2891
c4090f8e
PB		 2892 qdict_del(pdict, "id");
2893 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2894 if (err) {
269e09f3
IM		 2895 goto out;
2896 }
2897
c4090f8e
PB		 2898 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2899 if (err) {
269e09f3
IM		 2900 goto out;
2901 }
c4090f8e
PB		 2902 visit_end_struct(opts_get_visitor(ov), &err);
2903 if (err) {
2904 qmp_object_del(id, NULL);
2905 }
2906
269e09f3 2907out:
c4090f8e
PB		 2908 opts_visitor_cleanup(ov);
2909
2910 QDECREF(pdict);
2911 g_free(id);
2912 g_free(type);
2913 g_free(dummy);
2914 if (err) {
2915 qerror_report_err(err);
90e9cf28
IM		 2916 return -1;
2917 }
68d98d3e
AL		 2918 return 0;
2919}
2920
902b3d5c 2921int main(int argc, char **argv, char **envp)
0824d6fc 2922{
e4bcb14c 2923 int i;
da1fcfda 2924 int snapshot, linux_boot;
7f7f9873 2925 const char *initrd_filename;
a20dd508 2926 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2927 const char *boot_order;
3023f332 2928 DisplayState *ds;
9f227bc3 2929 int cyls, heads, secs, translation;
1ad9580b 2930 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2931 QemuOptsList *olist;
cd6f1169 2932 int optind;
6530a97b 2933 const char *optarg;
d63d307f 2934 const char *loadvm = NULL;
0056ae24 2935 MachineClass *machine_class;
94fc95cd 2936 const char *cpu_model;
d44229c5 2937 const char *vga_model = NULL;
d4fce24f
PB		 2938 const char *qtest_chrdev = NULL;
2939 const char *qtest_log = NULL;
93815bc2 2940 const char *pid_file = NULL;
5bb7910a 2941 const char *incoming = NULL;
821601ea 2942#ifdef CONFIG_VNC
993fbfdb 2943 int show_vnc_port = 0;
821601ea 2944#endif
3ed2d9ee 2945 bool defconfig = true;
f29a5614 2946 bool userconfig = true;
c235d738
MF		 2947 const char *log_mask = NULL;
2948 const char *log_file = NULL;
0750112a
AL		 2949 GMemVTable mem_trace = {
2950 .malloc = malloc_and_trace,
2951 .realloc = realloc_and_trace,
2952 .free = free_and_trace,
2953 };
23d15e86 2954 const char *trace_events = NULL;
e4858974 2955 const char *trace_file = NULL;
6e1d3c1c
IM		 2956 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2957 1024 * 1024;
c270fb9e
IM		 2958 ram_addr_t maxram_size = default_ram_size;
2959 uint64_t ram_slots = 0;
abfd9ce3 2960 FILE *vmstate_dump_file = NULL;
0b5538c3 2961
fd42deeb 2962 atexit(qemu_run_exit_notifiers);
65abca0a 2963 error_set_progname(argv[0]);
10f5bff6 2964 qemu_init_exec_dir(argv[0]);
65abca0a 2965
0750112a
AL		 2966 g_mem_set_vtable(&mem_trace);
2967
1b71f7c1
AF		 2968 module_call_init(MODULE_INIT_QOM);
2969
4d454574 2970 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2971 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2972 qemu_add_drive_opts(&qemu_common_drive_opts);
2973 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2974 qemu_add_opts(&qemu_chardev_opts);
2975 qemu_add_opts(&qemu_device_opts);
2976 qemu_add_opts(&qemu_netdev_opts);
2977 qemu_add_opts(&qemu_net_opts);
2978 qemu_add_opts(&qemu_rtc_opts);
2979 qemu_add_opts(&qemu_global_opts);
2980 qemu_add_opts(&qemu_mon_opts);
2981 qemu_add_opts(&qemu_trace_opts);
2982 qemu_add_opts(&qemu_option_rom_opts);
2983 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2984 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2985 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2986 qemu_add_opts(&qemu_boot_opts);
2987 qemu_add_opts(&qemu_sandbox_opts);
2988 qemu_add_opts(&qemu_add_fd_opts);
2989 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2990 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2991 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2992 qemu_add_opts(&qemu_msg_opts);
5d12f961 2993 qemu_add_opts(&qemu_name_opts);
0042109a 2994 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2995 qemu_add_opts(&qemu_icount_opts);
4d454574 2996
5db9d4d1
LC		 2997 runstate_init();
2998
884f17c2 2999 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3000
72cf2d4f 3001 QLIST_INIT (&vm_change_state_head);
fe98ac14 3002 os_setup_early_signal_handling();
be995c27 3003
f80f9ec9 3004 module_call_init(MODULE_INIT_MACHINE);
0056ae24 3005 machine_class = find_default_machine();
94fc95cd 3006 cpu_model = NULL;
6e1d3c1c 3007 ram_size = default_ram_size;
33e3963e 3008 snapshot = 0;
9f227bc3 3009 cyls = heads = secs = 0;
3010 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 3011
268a362c 3012 for (i = 0; i < MAX_NODES; i++) {
8c85901e 3013 numa_info[i].node_mem = 0;
1af878e0 3014 numa_info[i].present = false;
8c85901e 3015 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 3016 }
3017
268a362c 3018 nb_numa_nodes = 0;
1af878e0 3019 max_numa_nodeid = 0;
7c9d8e07 3020 nb_nics = 0;
3b46e624 3021
142c6b1a
PL		 3022 bdrv_init_with_whitelist();
3023
2c02d1ad 3024 autostart = 1;
41bd639b 3025
292444cb
AL		 3026 /* first pass of option parsing */
3027 optind = 1;
3028 while (optind < argc) {
3029 if (argv[optind][0] != '-') {
3030 /* disk image */
28e68d68 3031 optind++;
292444cb
AL		 3032 } else {
3033 const QEMUOption *popt;
3034
3035 popt = lookup_opt(argc, argv, &optarg, &optind);
3036 switch (popt->index) {
3037 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3038 defconfig = false;
292444cb 3039 break;
f29a5614
EH		 3040 case QEMU_OPTION_nouserconfig:
3041 userconfig = false;
3042 break;
292444cb
AL		 3043 }
3044 }
3045 }
3046
3047 if (defconfig) {
dcfb0939 3048 int ret;
f29a5614 3049 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 3050 if (ret < 0) {
dcfb0939 3051 exit(1);
292444cb
AL		 3052 }
3053 }
3054
3055 /* second pass of option parsing */
cd6f1169 3056 optind = 1;
0824d6fc 3057 for(;;) {
cd6f1169 3058 if (optind >= argc)
0824d6fc 3059 break;
6530a97b 3060 if (argv[optind][0] != '-') {
9f227bc3 3061 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3062 } else {
3063 const QEMUOption *popt;
3064
6530a97b 3065 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3066 if (!(popt->arch_mask & arch_type)) {
3067 printf("Option %s not supported for this target\n", popt->name);
3068 exit(1);
3069 }
cd6f1169 3070 switch(popt->index) {
cc1daa40 3071 case QEMU_OPTION_M:
0056ae24 3072 machine_class = machine_parse(optarg);
cc1daa40 3073 break;
e43d594e
JK		 3074 case QEMU_OPTION_no_kvm_irqchip: {
3075 olist = qemu_find_opts("machine");
3076 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3077 break;
3078 }
94fc95cd
JM		 3079 case QEMU_OPTION_cpu:
3080 /* hw initialization will check this */
ecf40bea 3081 cpu_model = optarg;
94fc95cd 3082 break;
cd6f1169 3083 case QEMU_OPTION_hda:
9f227bc3 3084 {
3085 char buf[256];
3086 if (cyls == 0)
3087 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3088 else
3089 snprintf(buf, sizeof(buf),
3090 "%s,cyls=%d,heads=%d,secs=%d%s",
3091 HD_OPTS , cyls, heads, secs,
3092 translation == BIOS_ATA_TRANSLATION_LBA ?
3093 ",trans=lba" :
3094 translation == BIOS_ATA_TRANSLATION_NONE ?
3095 ",trans=none" : "");
3096 drive_add(IF_DEFAULT, 0, optarg, buf);
3097 break;
3098 }
cd6f1169 3099 case QEMU_OPTION_hdb:
cc1daa40
FB		 3100 case QEMU_OPTION_hdc:
3101 case QEMU_OPTION_hdd:
2292ddae
MA		 3102 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3103 HD_OPTS);
fc01f7e7 3104 break;
e4bcb14c 3105 case QEMU_OPTION_drive:
e2982c3a
MT		 3106 if (drive_def(optarg) == NULL) {
3107 exit(1);
3108 }
e4bcb14c 3109 break;
d058fe03
GH		 3110 case QEMU_OPTION_set:
3111 if (qemu_set_option(optarg) != 0)
3112 exit(1);
3113 break;
d0fef6fb
GH		 3114 case QEMU_OPTION_global:
3115 if (qemu_global_option(optarg) != 0)
3116 exit(1);
3117 break;
3e3d5815 3118 case QEMU_OPTION_mtdblock:
2292ddae 3119 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3120 break;
a1bb27b1 3121 case QEMU_OPTION_sd:
80f4d9fc 3122 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3123 break;
86f55663 3124 case QEMU_OPTION_pflash:
2292ddae 3125 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3126 break;
cd6f1169 3127 case QEMU_OPTION_snapshot:
33e3963e
FB		 3128 snapshot = 1;
3129 break;
cd6f1169 3130 case QEMU_OPTION_hdachs:
330d0414 3131 {
330d0414
FB		 3132 const char *p;
3133 p = optarg;
3134 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3135 if (cyls < 1 || cyls > 16383)
3136 goto chs_fail;
330d0414
FB		 3137 if (*p != ',')
3138 goto chs_fail;
3139 p++;
3140 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3141 if (heads < 1 || heads > 16)
3142 goto chs_fail;
330d0414
FB		 3143 if (*p != ',')
3144 goto chs_fail;
3145 p++;
3146 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3147 if (secs < 1 || secs > 63)
3148 goto chs_fail;
3149 if (*p == ',') {
3150 p++;
f31c41ff
PB		 3151 if (!strcmp(p, "large")) {
3152 translation = BIOS_ATA_TRANSLATION_LARGE;
3153 } else if (!strcmp(p, "rechs")) {
3154 translation = BIOS_ATA_TRANSLATION_RECHS;
3155 } else if (!strcmp(p, "none")) {
46d4767d 3156 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3157 } else if (!strcmp(p, "lba")) {
46d4767d 3158 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3159 } else if (!strcmp(p, "auto")) {
46d4767d 3160 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3161 } else {
46d4767d 3162 goto chs_fail;
f31c41ff 3163 }
46d4767d 3164 } else if (*p != '\0') {
c4b1fcc0 3165 chs_fail:
46d4767d
FB		 3166 fprintf(stderr, "qemu: invalid physical CHS format\n");
3167 exit(1);
c4b1fcc0 3168 }
9f227bc3 3169 if (hda_opts != NULL) {
9dfd7c7a
GH		 3170 char num[16];
3171 snprintf(num, sizeof(num), "%d", cyls);
3172 qemu_opt_set(hda_opts, "cyls", num);
3173 snprintf(num, sizeof(num), "%d", heads);
3174 qemu_opt_set(hda_opts, "heads", num);
3175 snprintf(num, sizeof(num), "%d", secs);
3176 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3177 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3178 qemu_opt_set(hda_opts, "trans", "large");
3179 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3180 qemu_opt_set(hda_opts, "trans", "rechs");
3181 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3182 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3183 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3184 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3185 }
9dfd7c7a 3186 }
330d0414
FB		 3187 }
3188 break;
268a362c 3189 case QEMU_OPTION_numa:
0042109a
WG		 3190 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3191 if (!opts) {
3192 exit(1);
3193 }
268a362c 3194 break;
1472a95b
JS		 3195 case QEMU_OPTION_display:
3196 display_type = select_display(optarg);
3197 break;
cd6f1169 3198 case QEMU_OPTION_nographic:
993fbfdb 3199 display_type = DT_NOGRAPHIC;
a20dd508 3200 break;
4d3b6f6e 3201 case QEMU_OPTION_curses:
47b05369 3202#ifdef CONFIG_CURSES
993fbfdb 3203 display_type = DT_CURSES;
47b05369
JS		 3204#else
3205 fprintf(stderr, "Curses support is disabled\n");
3206 exit(1);
4d3b6f6e 3207#endif
47b05369 3208 break;
a171fe39 3209 case QEMU_OPTION_portrait:
9312805d
VK		 3210 graphic_rotate = 90;
3211 break;
3212 case QEMU_OPTION_rotate:
3213 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3214 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3215 graphic_rotate != 180 && graphic_rotate != 270) {
3216 fprintf(stderr,
3217 "qemu: only 90, 180, 270 deg rotation is available\n");
3218 exit(1);
3219 }
a171fe39 3220 break;
cd6f1169 3221 case QEMU_OPTION_kernel:
a0abe474
PM		 3222 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3223 break;
3224 case QEMU_OPTION_initrd:
3225 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3226 break;
cd6f1169 3227 case QEMU_OPTION_append:
a0abe474 3228 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3229 break;
412beee6
GL		 3230 case QEMU_OPTION_dtb:
3231 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3232 break;
cd6f1169 3233 case QEMU_OPTION_cdrom:
2292ddae 3234 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3235 break;
cd6f1169 3236 case QEMU_OPTION_boot:
8281abd5
MA		 3237 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3238 if (!opts) {
3239 exit(1);
36b486bb
FB		 3240 }
3241 break;
cd6f1169 3242 case QEMU_OPTION_fda:
cd6f1169 3243 case QEMU_OPTION_fdb:
2292ddae
MA		 3244 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3245 optarg, FD_OPTS);
c45886db 3246 break;
52ca8d6a
FB		 3247 case QEMU_OPTION_no_fd_bootchk:
3248 fd_bootchk = 0;
3249 break;
a1ea458f 3250 case QEMU_OPTION_netdev:
3329f07b 3251 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3252 exit(1);
3253 }
3254 break;
7c9d8e07 3255 case QEMU_OPTION_net:
3329f07b 3256 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3257 exit(1);
3258 }
702c651c 3259 break;
f9dadc98
RS		 3260#ifdef CONFIG_LIBISCSI
3261 case QEMU_OPTION_iscsi:
3262 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3263 if (!opts) {
3264 exit(1);
3265 }
3266 break;
3267#endif
c7f74643
FB		 3268#ifdef CONFIG_SLIRP
3269 case QEMU_OPTION_tftp:
ad196a9d 3270 legacy_tftp_prefix = optarg;
9bf05444 3271 break;
47d5d01a 3272 case QEMU_OPTION_bootp:
ad196a9d 3273 legacy_bootp_filename = optarg;
47d5d01a 3274 break;
9bf05444 3275 case QEMU_OPTION_redir:
0752706d
MA		 3276 if (net_slirp_redir(optarg) < 0)
3277 exit(1);
9bf05444 3278 break;
c7f74643 3279#endif
dc72ac14 3280 case QEMU_OPTION_bt:
bd3c948d 3281 add_device_config(DEV_BT, optarg);
dc72ac14 3282 break;
1d14ffa9
FB		 3283 case QEMU_OPTION_audio_help:
3284 AUD_help ();
3285 exit (0);
3286 break;
3287 case QEMU_OPTION_soundhw:
3288 select_soundhw (optarg);
3289 break;
cd6f1169 3290 case QEMU_OPTION_h:
15f82208 3291 help(0);
cd6f1169 3292 break;
9bd7e6d9
PB		 3293 case QEMU_OPTION_version:
3294 version();
3295 exit(0);
3296 break;
00f82b8a 3297 case QEMU_OPTION_m: {
ff961015 3298 uint64_t sz;
6e1d3c1c 3299 const char *mem_str;
c270fb9e 3300 const char *maxmem_str, *slots_str;
9f9b17a4 3301
6e1d3c1c
IM		 3302 opts = qemu_opts_parse(qemu_find_opts("memory"),
3303 optarg, 1);
3304 if (!opts) {
3305 exit(EXIT_FAILURE);
3306 }
3307
3308 mem_str = qemu_opt_get(opts, "size");
3309 if (!mem_str) {
3310 error_report("invalid -m option, missing 'size' option");
3311 exit(EXIT_FAILURE);
3312 }
3313 if (!*mem_str) {
3314 error_report("missing 'size' option value");
3315 exit(EXIT_FAILURE);
3316 }
3317
3318 sz = qemu_opt_get_size(opts, "size", ram_size);
3319
3320 /* Fix up legacy suffix-less format */
3321 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3322 uint64_t overflow_check = sz;
3323
3324 sz <<= 20;
3325 if ((sz >> 20) != overflow_check) {
3326 error_report("too large 'size' option value");
3327 exit(EXIT_FAILURE);
3328 }
3329 }
3330
3331 /* backward compatibility behaviour for case "-m 0" */
3332 if (sz == 0) {
3333 sz = default_ram_size;
cd6f1169 3334 }
6e1d3c1c
IM		 3335
3336 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3337 ram_size = sz;
3338 if (ram_size != sz) {
6e1d3c1c
IM		 3339 error_report("ram size too large");
3340 exit(EXIT_FAILURE);
00f82b8a 3341 }
5734d031 3342 maxram_size = ram_size;
c270fb9e
IM		 3343
3344 maxmem_str = qemu_opt_get(opts, "maxmem");
3345 slots_str = qemu_opt_get(opts, "slots");
3346 if (maxmem_str && slots_str) {
3347 uint64_t slots;
3348
3349 sz = qemu_opt_get_size(opts, "maxmem", 0);
3350 if (sz < ram_size) {
3351 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3352 "(%" PRIu64 ") <= initial memory ("
3353 RAM_ADDR_FMT ")\n", sz, ram_size);
c270fb9e
IM		 3354 exit(EXIT_FAILURE);
3355 }
3356
3357 slots = qemu_opt_get_number(opts, "slots", 0);
3358 if ((sz > ram_size) && !slots) {
3359 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3360 "(%" PRIu64 ") more than initial memory ("
3361 RAM_ADDR_FMT ") but no hotplug slots where "
c270fb9e
IM		 3362 "specified\n", sz, ram_size);
3363 exit(EXIT_FAILURE);
3364 }
3365
3366 if ((sz <= ram_size) && slots) {
3367 fprintf(stderr, "qemu: invalid -m option value: %"
3368 PRIu64 " hotplug slots where specified but "
705456c0
MT		 3369 "maxmem (%" PRIu64 ") <= initial memory ("
3370 RAM_ADDR_FMT ")\n", slots, sz, ram_size);
c270fb9e
IM		 3371 exit(EXIT_FAILURE);
3372 }
3373 maxram_size = sz;
3374 ram_slots = slots;
3375 } else if ((!maxmem_str && slots_str) ||
3376 (maxmem_str && !slots_str)) {
3377 fprintf(stderr, "qemu: invalid -m option value: missing "
3378 "'%s' option\n", slots_str ? "maxmem" : "slots");
3379 exit(EXIT_FAILURE);
3380 }
cd6f1169 3381 break;
00f82b8a 3382 }
d1a0cf73
SB		 3383#ifdef CONFIG_TPM
3384 case QEMU_OPTION_tpmdev:
3385 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3386 exit(1);
3387 }
3388 break;
3389#endif
c902760f
MT		 3390 case QEMU_OPTION_mempath:
3391 mem_path = optarg;
3392 break;
c902760f
MT		 3393 case QEMU_OPTION_mem_prealloc:
3394 mem_prealloc = 1;
3395 break;
cd6f1169 3396 case QEMU_OPTION_d:
c235d738
MF		 3397 log_mask = optarg;
3398 break;
3399 case QEMU_OPTION_D:
3400 log_file = optarg;
cd6f1169 3401 break;
cd6f1169 3402 case QEMU_OPTION_s:
ef0c4a0d 3403 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3404 break;
59030a8c 3405 case QEMU_OPTION_gdb:
ef0c4a0d 3406 add_device_config(DEV_GDB, optarg);
cd6f1169 3407 break;
cd6f1169 3408 case QEMU_OPTION_L:
4524051c
GH		 3409 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3410 data_dir[data_dir_idx++] = optarg;
3411 }
cd6f1169 3412 break;
1192dad8 3413 case QEMU_OPTION_bios:
1442d3e6 3414 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3415 break;
1b530a6d
AJ		 3416 case QEMU_OPTION_singlestep:
3417 singlestep = 1;
3418 break;
cd6f1169 3419 case QEMU_OPTION_S:
3c07f8e8 3420 autostart = 0;
cd6f1169 3421 break;
3d11d0eb
FB		 3422 case QEMU_OPTION_k:
3423 keyboard_layout = optarg;
3424 break;
ee22c2f7
FB		 3425 case QEMU_OPTION_localtime:
3426 rtc_utc = 0;
3427 break;
3893c124 3428 case QEMU_OPTION_vga:
a369da5f 3429 vga_model = optarg;
7f1b17f2 3430 default_vga = 0;
1bfe856e 3431 break;
e9b137c2
FB		 3432 case QEMU_OPTION_g:
3433 {
3434 const char *p;
3435 int w, h, depth;
3436 p = optarg;
3437 w = strtol(p, (char **)&p, 10);
3438 if (w <= 0) {
3439 graphic_error:
3440 fprintf(stderr, "qemu: invalid resolution or depth\n");
3441 exit(1);
3442 }
3443 if (*p != 'x')
3444 goto graphic_error;
3445 p++;
3446 h = strtol(p, (char **)&p, 10);
3447 if (h <= 0)
3448 goto graphic_error;
3449 if (*p == 'x') {
3450 p++;
3451 depth = strtol(p, (char **)&p, 10);
5fafdf24 3452 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3453 depth != 24 && depth != 32)
3454 goto graphic_error;
3455 } else if (*p == '\0') {
3456 depth = graphic_depth;
3457 } else {
3458 goto graphic_error;
3459 }
3b46e624 3460
e9b137c2
FB		 3461 graphic_width = w;
3462 graphic_height = h;
3463 graphic_depth = depth;
3464 }
3465 break;
20d8a3ed
TS		 3466 case QEMU_OPTION_echr:
3467 {
3468 char *r;
3469 term_escape_char = strtol(optarg, &r, 0);
3470 if (r == optarg)
3471 printf("Bad argument to echr\n");
3472 break;
3473 }
82c643ff 3474 case QEMU_OPTION_monitor:
6ca5582d 3475 default_monitor = 0;
70e098af
LC		 3476 if (strncmp(optarg, "none", 4)) {
3477 monitor_parse(optarg, "readline");
3478 }
6ca5582d
GH		 3479 break;
3480 case QEMU_OPTION_qmp:
3481 monitor_parse(optarg, "control");
2d114dc1 3482 default_monitor = 0;
82c643ff 3483 break;
22a0e04b 3484 case QEMU_OPTION_mon:
3329f07b 3485 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3486 if (!opts) {
22a0e04b
GH		 3487 exit(1);
3488 }
2d114dc1 3489 default_monitor = 0;
22a0e04b 3490 break;
191bc01b 3491 case QEMU_OPTION_chardev:
3329f07b 3492 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3493 if (!opts) {
191bc01b
GH		 3494 exit(1);
3495 }
191bc01b 3496 break;
74db920c 3497 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3498 olist = qemu_find_opts("fsdev");
3499 if (!olist) {
3500 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3501 exit(1);
3502 }
3503 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3504 if (!opts) {
74db920c
GS		 3505 exit(1);
3506 }
3507 break;
3d54abc7 3508 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3509 QemuOpts *fsdev;
3510 QemuOpts *device;
84a87cc4 3511 const char *writeout, *sock_fd, *socket;
3d54abc7 3512
03b0ba70
GH		 3513 olist = qemu_find_opts("virtfs");
3514 if (!olist) {
3515 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3516 exit(1);
3517 }
3518 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3519 if (!opts) {
3d54abc7
GS		 3520 exit(1);
3521 }
3522
fbcbf101 3523 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3524 qemu_opt_get(opts, "mount_tag") == NULL) {
3525 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3526 exit(1);
3527 }
e14ea479 3528 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3529 qemu_opt_get(opts, "mount_tag"),
3530 1, NULL);
e14ea479
SH		 3531 if (!fsdev) {
3532 fprintf(stderr, "duplicate fsdev id: %s\n",
3533 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3534 exit(1);
3535 }
d3ab98e6
AK		 3536
3537 writeout = qemu_opt_get(opts, "writeout");
3538 if (writeout) {
3539#ifdef CONFIG_SYNC_FILE_RANGE
3540 qemu_opt_set(fsdev, "writeout", writeout);
3541#else
3542 fprintf(stderr, "writeout=immediate not supported on "
3543 "this platform\n");
3544 exit(1);
3545#endif
3546 }
fbcbf101 3547 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3548 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3549 qemu_opt_set(fsdev, "security_model",
3550 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3551 socket = qemu_opt_get(opts, "socket");
3552 if (socket) {
3553 qemu_opt_set(fsdev, "socket", socket);
3554 }
4c793dda
MK		 3555 sock_fd = qemu_opt_get(opts, "sock_fd");
3556 if (sock_fd) {
3557 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3558 }
e14ea479 3559
2c74c2cb
MK		 3560 qemu_opt_set_bool(fsdev, "readonly",
3561 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3562 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3563 &error_abort);
e14ea479
SH		 3564 qemu_opt_set(device, "driver", "virtio-9p-pci");
3565 qemu_opt_set(device, "fsdev",
3566 qemu_opt_get(opts, "mount_tag"));
3567 qemu_opt_set(device, "mount_tag",
3568 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3569 break;
3570 }
9db221ae
AK		 3571 case QEMU_OPTION_virtfs_synth: {
3572 QemuOpts *fsdev;
3573 QemuOpts *device;
3574
8be7e7e4
LC		 3575 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3576 1, NULL);
9db221ae
AK		 3577 if (!fsdev) {
3578 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3579 exit(1);
3580 }
3581 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3582
87ea75d5
PC		 3583 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3584 &error_abort);
9db221ae
AK		 3585 qemu_opt_set(device, "driver", "virtio-9p-pci");
3586 qemu_opt_set(device, "fsdev", "v_synth");
3587 qemu_opt_set(device, "mount_tag", "v_synth");
3588 break;
3589 }
82c643ff 3590 case QEMU_OPTION_serial:
998bbd74
GH		 3591 add_device_config(DEV_SERIAL, optarg);
3592 default_serial = 0;
18141ed6
JK		 3593 if (strncmp(optarg, "mon:", 4) == 0) {
3594 default_monitor = 0;
3595 }
82c643ff 3596 break;
9dd986cc 3597 case QEMU_OPTION_watchdog:
09aaa160
MA		 3598 if (watchdog) {
3599 fprintf(stderr,
3600 "qemu: only one watchdog option may be given\n");
3601 return 1;
3602 }
3603 watchdog = optarg;
9dd986cc
RJ		 3604 break;
3605 case QEMU_OPTION_watchdog_action:
3606 if (select_watchdog_action(optarg) == -1) {
3607 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3608 exit(1);
3609 }
3610 break;
51ecf136 3611 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3612 add_device_config(DEV_VIRTCON, optarg);
3613 default_virtcon = 0;
18141ed6
JK		 3614 if (strncmp(optarg, "mon:", 4) == 0) {
3615 default_monitor = 0;
3616 }
51ecf136 3617 break;
6508fe59 3618 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3619 add_device_config(DEV_PARALLEL, optarg);
3620 default_parallel = 0;
18141ed6
JK		 3621 if (strncmp(optarg, "mon:", 4) == 0) {
3622 default_monitor = 0;
3623 }
6508fe59 3624 break;
c9f398e5
PA		 3625 case QEMU_OPTION_debugcon:
3626 add_device_config(DEV_DEBUGCON, optarg);
3627 break;
d63d307f
FB		 3628 case QEMU_OPTION_loadvm:
3629 loadvm = optarg;
3630 break;
3631 case QEMU_OPTION_full_screen:
3632 full_screen = 1;
3633 break;
43523e93
TS		 3634 case QEMU_OPTION_no_frame:
3635 no_frame = 1;
3636 break;
3780e197
TS		 3637 case QEMU_OPTION_alt_grab:
3638 alt_grab = 1;
3639 break;
0ca9f8a4
DK		 3640 case QEMU_OPTION_ctrl_grab:
3641 ctrl_grab = 1;
3642 break;
667accab
TS		 3643 case QEMU_OPTION_no_quit:
3644 no_quit = 1;
3645 break;
7d957bd8 3646 case QEMU_OPTION_sdl:
24f6ff86 3647#ifdef CONFIG_SDL
993fbfdb 3648 display_type = DT_SDL;
7d957bd8 3649 break;
58fc096c 3650#else
58fc096c
JS		 3651 fprintf(stderr, "SDL support is disabled\n");
3652 exit(1);
667accab 3653#endif
f7cce898 3654 case QEMU_OPTION_pidfile:
93815bc2 3655 pid_file = optarg;
f7cce898 3656 break;
a09db21f
FB		 3657 case QEMU_OPTION_win2k_hack:
3658 win2k_install_hack = 1;
3659 break;
433acf0d
JK		 3660 case QEMU_OPTION_rtc_td_hack: {
3661 static GlobalProperty slew_lost_ticks[] = {
3662 {
3663 .driver = "mc146818rtc",
3664 .property = "lost_tick_policy",
3665 .value = "slew",
3666 },
3667 { /* end of list */ }
3668 };
3669
3670 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3671 break;
433acf0d 3672 }
8a92ea2f 3673 case QEMU_OPTION_acpitable:
0c764a9d 3674 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3675 if (!opts) {
3676 exit(1);
3677 }
0c764a9d 3678 do_acpitable_option(opts);
8a92ea2f 3679 break;
b6f6e3d3 3680 case QEMU_OPTION_smbios:
4f953d2f 3681 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3682 if (!opts) {
3683 exit(1);
3684 }
4f953d2f 3685 do_smbios_option(opts);
b6f6e3d3 3686 break;
7ba1e619 3687 case QEMU_OPTION_enable_kvm:
303d4e86 3688 olist = qemu_find_opts("machine");
303d4e86
AP		 3689 qemu_opts_parse(olist, "accel=kvm", 0);
3690 break;
3691 case QEMU_OPTION_machine:
3692 olist = qemu_find_opts("machine");
9052ea6b 3693 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3694 if (!opts) {
303d4e86
AP		 3695 exit(1);
3696 }
2645c6dc
JK		 3697 optarg = qemu_opt_get(opts, "type");
3698 if (optarg) {
0056ae24 3699 machine_class = machine_parse(optarg);
2645c6dc 3700 }
7ba1e619 3701 break;
a0dac021
JK		 3702 case QEMU_OPTION_no_kvm:
3703 olist = qemu_find_opts("machine");
3704 qemu_opts_parse(olist, "accel=tcg", 0);
3705 break;
4086bde8
JK		 3706 case QEMU_OPTION_no_kvm_pit: {
3707 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3708 "separately.\n");
3709 break;
3710 }
c21fb4f8
JK		 3711 case QEMU_OPTION_no_kvm_pit_reinjection: {
3712 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3713 {
3714 .driver = "kvm-pit",
3715 .property = "lost_tick_policy",
3716 .value = "discard",
3717 },
3718 { /* end of list */ }
3719 };
3720
3721 fprintf(stderr, "Warning: option deprecated, use "
3722 "lost_tick_policy property of kvm-pit instead.\n");
3723 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3724 break;
3725 }
bb36d470 3726 case QEMU_OPTION_usb:
fa5358c6
PM		 3727 olist = qemu_find_opts("machine");
3728 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3729 break;
a594cfbf 3730 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3731 olist = qemu_find_opts("machine");
3732 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3733 add_device_config(DEV_USB, optarg);
3734 break;
3735 case QEMU_OPTION_device:
3329f07b 3736 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3737 exit(1);
3738 }
a594cfbf 3739 break;
6a00d601 3740 case QEMU_OPTION_smp:
12b7f57e 3741 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3742 exit(1);
3743 }
6a00d601 3744 break;
24236869 3745 case QEMU_OPTION_vnc:
821601ea 3746#ifdef CONFIG_VNC
6b62dc2d 3747 display_remote++;
821601ea
JS		 3748 vnc_display = optarg;
3749#else
3750 fprintf(stderr, "VNC support is disabled\n");
3751 exit(1);
3752#endif
3753 break;
6515b203
FB		 3754 case QEMU_OPTION_no_acpi:
3755 acpi_enabled = 0;
3756 break;
16b29ae1
AL		 3757 case QEMU_OPTION_no_hpet:
3758 no_hpet = 1;
3759 break;
7d4c3d53
MA		 3760 case QEMU_OPTION_balloon:
3761 if (balloon_parse(optarg) < 0) {
3762 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3763 exit(1);
3764 }
df97b920 3765 break;
d1beab82
FB		 3766 case QEMU_OPTION_no_reboot:
3767 no_reboot = 1;
3768 break;
b2f76161
AJ		 3769 case QEMU_OPTION_no_shutdown:
3770 no_shutdown = 1;
3771 break;
9467cd46
AZ		 3772 case QEMU_OPTION_show_cursor:
3773 cursor_hide = 0;
3774 break;
8fcb1b90
BS		 3775 case QEMU_OPTION_uuid:
3776 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3777 fprintf(stderr, "Fail to parse UUID string."
3778 " Wrong format.\n");
3779 exit(1);
3780 }
fc3b3295 3781 qemu_uuid_set = true;
8fcb1b90 3782 break;
9ae02555
TS		 3783 case QEMU_OPTION_option_rom:
3784 if (nb_option_roms >= MAX_OPTION_ROMS) {
3785 fprintf(stderr, "Too many option ROMs\n");
3786 exit(1);
3787 }
2e55e842 3788 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3789 if (!opts) {
3790 exit(1);
3791 }
2e55e842
GN		 3792 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3793 option_rom[nb_option_roms].bootindex =
3794 qemu_opt_get_number(opts, "bootindex", -1);
3795 if (!option_rom[nb_option_roms].name) {
3796 fprintf(stderr, "Option ROM file is not specified\n");
3797 exit(1);
3798 }
9ae02555
TS		 3799 nb_option_roms++;
3800 break;
8e71621f
PB		 3801 case QEMU_OPTION_semihosting:
3802 semihosting_enabled = 1;
3803 break;
88eed34a
JK		 3804 case QEMU_OPTION_tdf:
3805 fprintf(stderr, "Warning: user space PIT time drift fix "
3806 "is no longer supported.\n");
3807 break;
c35734b2 3808 case QEMU_OPTION_name:
5d12f961
DDAG		 3809 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3810 if (!opts) {
3811 exit(1);
3812 }
c35734b2 3813 break;
66508601
BS		 3814 case QEMU_OPTION_prom_env:
3815 if (nb_prom_envs >= MAX_PROM_ENVS) {
3816 fprintf(stderr, "Too many prom variables\n");
3817 exit(1);
3818 }
3819 prom_envs[nb_prom_envs] = optarg;
3820 nb_prom_envs++;
3821 break;
2b8f2d41
AZ		 3822 case QEMU_OPTION_old_param:
3823 old_param = 1;
05ebd537 3824 break;
f3dcfada 3825 case QEMU_OPTION_clock:
6d327171
AB		 3826 /* Clock options no longer exist. Keep this option for
3827 * backward compatibility.
3828 */
f3dcfada 3829 break;
7e0af5d0 3830 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3831 configure_rtc_date_offset(optarg, 1);
3832 break;
3833 case QEMU_OPTION_rtc:
3329f07b 3834 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3835 if (!opts) {
1ed2fc1f 3836 exit(1);
7e0af5d0 3837 }
1ed2fc1f 3838 configure_rtc(opts);
7e0af5d0 3839 break;
26a5f13b 3840 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3841 tcg_tb_size = strtol(optarg, NULL, 0);
3842 if (tcg_tb_size < 0) {
3843 tcg_tb_size = 0;
3844 }
26a5f13b 3845 break;
2e70f6ef 3846 case QEMU_OPTION_icount:
1ad9580b
ST		 3847 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3848 optarg, 1);
3849 if (!icount_opts) {
3850 exit(1);
3851 }
2e70f6ef 3852 break;
5bb7910a
AL		 3853 case QEMU_OPTION_incoming:
3854 incoming = optarg;
81323a6c 3855 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3856 break;
d8c208dd 3857 case QEMU_OPTION_nodefaults:
d44229c5 3858 has_defaults = 0;
d8c208dd 3859 break;
e37630ca 3860 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3861 if (!(xen_available())) {
3862 printf("Option %s not supported for this target\n", popt->name);
3863 exit(1);
3864 }
e37630ca
AL		 3865 xen_domid = atoi(optarg);
3866 break;
3867 case QEMU_OPTION_xen_create:
ad96090a
BS		 3868 if (!(xen_available())) {
3869 printf("Option %s not supported for this target\n", popt->name);
3870 exit(1);
3871 }
e37630ca
AL		 3872 xen_mode = XEN_CREATE;
3873 break;
3874 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3875 if (!(xen_available())) {
3876 printf("Option %s not supported for this target\n", popt->name);
3877 exit(1);
3878 }
e37630ca
AL		 3879 xen_mode = XEN_ATTACH;
3880 break;
ab6540d5 3881 case QEMU_OPTION_trace:
e4858974 3882 {
ab6540d5 3883 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3884 if (!opts) {
3885 exit(1);
ab6540d5 3886 }
23d15e86 3887 trace_events = qemu_opt_get(opts, "events");
e4858974 3888 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3889 break;
e4858974 3890 }
715a664a
GH		 3891 case QEMU_OPTION_readconfig:
3892 {
dcfb0939
KW		 3893 int ret = qemu_read_config_file(optarg);
3894 if (ret < 0) {
3895 fprintf(stderr, "read config %s: %s\n", optarg,
3896 strerror(-ret));
715a664a
GH		 3897 exit(1);
3898 }
715a664a
GH		 3899 break;
3900 }
29b0040b
GH		 3901 case QEMU_OPTION_spice:
3902 olist = qemu_find_opts("spice");
3903 if (!olist) {
3904 fprintf(stderr, "spice is not supported by this qemu build.\n");
3905 exit(1);
3906 }
3907 opts = qemu_opts_parse(olist, optarg, 0);
3908 if (!opts) {
29b0040b
GH		 3909 exit(1);
3910 }
f963e4d0 3911 display_remote++;
29b0040b 3912 break;
715a664a
GH		 3913 case QEMU_OPTION_writeconfig:
3914 {
3915 FILE *fp;
3916 if (strcmp(optarg, "-") == 0) {
3917 fp = stdout;
3918 } else {
3919 fp = fopen(optarg, "w");
3920 if (fp == NULL) {
3921 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3922 exit(1);
3923 }
3924 }
3925 qemu_config_write(fp);
7fb8b5d9
CG		 3926 if (fp != stdout) {
3927 fclose(fp);
3928 }
715a664a
GH		 3929 break;
3930 }
c7f0f3b1
AL		 3931 case QEMU_OPTION_qtest:
3932 qtest_chrdev = optarg;
3933 break;
3934 case QEMU_OPTION_qtest_log:
3935 qtest_log = optarg;
3936 break;
7d76ad4f
EO		 3937 case QEMU_OPTION_sandbox:
3938 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3939 if (!opts) {
49295ebc 3940 exit(1);
7d76ad4f
EO		 3941 }
3942 break;
587ed6be
CB		 3943 case QEMU_OPTION_add_fd:
3944#ifndef _WIN32
3945 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3946 if (!opts) {
49295ebc 3947 exit(1);
587ed6be
CB		 3948 }
3949#else
3950 error_report("File descriptor passing is disabled on this "
3951 "platform");
3952 exit(1);
3953#endif
3954 break;
68d98d3e
AL		 3955 case QEMU_OPTION_object:
3956 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3957 if (!opts) {
3958 exit(1);
3959 }
68d98d3e 3960 break;
888a6bc6
SM		 3961 case QEMU_OPTION_realtime:
3962 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3963 if (!opts) {
3964 exit(1);
3965 }
3966 configure_realtime(opts);
3967 break;
5e2ac519
SA		 3968 case QEMU_OPTION_msg:
3969 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3970 if (!opts) {
3971 exit(1);
3972 }
3973 configure_msg(opts);
3974 break;
abfd9ce3
AS		 3975 case QEMU_OPTION_dump_vmstate:
3976 vmstate_dump_file = fopen(optarg, "w");
3977 if (vmstate_dump_file == NULL) {
3978 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3979 exit(1);
3980 }
3981 break;
59a5264b
JS		 3982 default:
3983 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3984 }
0824d6fc
FB		 3985 }
3986 }
0f0bc3f1 3987 loc_set_none();
c235d738 3988
2d9c2725
IM		 3989 os_daemonize();
3990
1c53786f
PB		 3991 if (qemu_init_main_loop()) {
3992 fprintf(stderr, "qemu_init_main_loop failed\n");
3993 exit(1);
3994 }
3995
7d76ad4f
EO		 3996 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3997 exit(1);
3998 }
3999
5b9d313e
DDAG		 4000 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
4001 exit(1);
4002 }
4003
587ed6be
CB		 4004#ifndef _WIN32
4005 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
4006 exit(1);
4007 }
4008
4009 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
4010 exit(1);
4011 }
4012#endif
4013
0056ae24 4014 if (machine_class == NULL) {
a7a5544a
PM		 4015 fprintf(stderr, "No machine specified, and there is no default.\n"
4016 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 4017 exit(1);
4018 }
4019
0056ae24
MA		 4020 current_machine = MACHINE(object_new(object_class_get_name(
4021 OBJECT_CLASS(machine_class))));
4022 object_property_add_child(object_get_root(), "machine",
4023 OBJECT(current_machine), &error_abort);
b5c2c3d0 4024 cpu_exec_init_all();
0056ae24 4025
958db90c
MA		 4026 if (machine_class->hw_version) {
4027 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 4028 }
4029
68d98d3e
AL		 4030 if (qemu_opts_foreach(qemu_find_opts("object"),
4031 object_create, NULL, 0) != 0) {
4032 exit(1);
4033 }
4034
ecf40bea
EH		 4035 /* Init CPU def lists, based on config
4036 * - Must be called after all the qemu_read_config_file() calls
4037 * - Must be called before list_cpus()
4038 * - Must be called before machine->init()
4039 */
4040 cpudef_init();
4041
c8057f95 4042 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4043 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4044 exit(0);
4045 }
4046
c235d738
MF		 4047 /* Open the logfile at this point, if necessary. We can't open the logfile
4048 * when encountering either of the logging options (-d or -D) because the
4049 * other one may be encountered later on the command line, changing the
4050 * location or level of logging.
4051 */
4052 if (log_mask) {
b946bffa 4053 int mask;
c235d738 4054 if (log_file) {
9a7e5424 4055 qemu_set_log_filename(log_file);
c235d738 4056 }
b946bffa
PM		 4057
4058 mask = qemu_str_to_log_mask(log_mask);
4059 if (!mask) {
4060 qemu_print_log_usage(stdout);
4061 exit(1);
4062 }
4063 qemu_set_log(mask);
c235d738 4064 }
330d0414 4065
8a745f2a 4066 if (!is_daemonized()) {
5b808275 4067 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4068 exit(1);
4069 }
31d3c9b8 4070 }
0b5538c3 4071
5cea8590
PB		 4072 /* If no data_dir is specified then try to find it relative to the
4073 executable path. */
4524051c 4074 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4075 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4076 if (data_dir[data_dir_idx] != NULL) {
4077 data_dir_idx++;
4078 }
5cea8590 4079 }
60474fb5 4080 /* If all else fails use the install path specified when building. */
4524051c
GH		 4081 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4082 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4083 }
4084
12b7f57e 4085 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4086
958db90c
MA		 4087 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
4088 if (smp_cpus > machine_class->max_cpus) {
b2097003 4089 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 4090 "supported by machine `%s' (%d)\n", smp_cpus,
4091 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4092 exit(1);
4093 }
4094
67b724e6
AP		 4095 /*
4096 * Get the default machine options from the machine if it is not already
4097 * specified either by the configuration file or by the command line.
4098 */
958db90c 4099 if (machine_class->default_machine_opts) {
25de5935 4100 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4101 machine_class->default_machine_opts, 0);
67b724e6
AP		 4102 }
4103
3329f07b
GH		 4104 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4105 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 4106
d44229c5
MW		 4107 if (!vga_model && !default_vga) {
4108 vga_interface_type = VGA_DEVICE;
4109 }
958db90c 4110 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4111 default_serial = 0;
4112 }
958db90c 4113 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4114 default_parallel = 0;
4115 }
958db90c 4116 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4117 default_virtcon = 0;
4118 }
958db90c 4119 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4120 default_sclp = 0;
4121 }
958db90c 4122 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4123 default_floppy = 0;
4124 }
958db90c 4125 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4126 default_cdrom = 0;
4127 }
958db90c 4128 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4129 default_sdcard = 0;
4130 }
d44229c5
MW		 4131 if (!has_defaults) {
4132 default_monitor = 0;
4133 default_net = 0;
4134 default_vga = 0;
4135 }
986c5f78 4136
ab51b1d5
MT		 4137 if (is_daemonized()) {
4138 /* According to documentation and historically, -nographic redirects
4139 * serial port, parallel port and monitor to stdio, which does not work
4140 * with -daemonize. We can redirect these to null instead, but since
4141 * -nographic is legacy, let's just error out.
4142 * We disallow -nographic only if all other ports are not redirected
4143 * explicitly, to not break existing legacy setups which uses
4144 * -nographic _and_ redirects all ports explicitly - this is valid
4145 * usage, -nographic is just a no-op in this case.
4146 */
4147 if (display_type == DT_NOGRAPHIC
4148 && (default_parallel || default_serial
4149 || default_monitor || default_virtcon)) {
4150 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4151 exit(1);
4152 }
4153#ifdef CONFIG_CURSES
4154 if (display_type == DT_CURSES) {
4155 fprintf(stderr, "curses display can not be used with -daemonize\n");
4156 exit(1);
4157 }
4158#endif
4159 }
4160
993fbfdb 4161 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4162 if (default_parallel)
4163 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4164 if (default_serial && default_monitor) {
4165 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4166 } else if (default_virtcon && default_monitor) {
4167 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4168 } else if (default_sclp && default_monitor) {
4169 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4170 } else {
4171 if (default_serial)
4172 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4173 if (default_virtcon)
4174 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4175 if (default_sclp) {
4176 add_device_config(DEV_SCLP, "stdio");
4177 }
e1c09175 4178 if (default_monitor)
6ca5582d 4179 monitor_parse("stdio", "readline");
e1c09175 4180 }
998bbd74
GH		 4181 } else {
4182 if (default_serial)
4183 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4184 if (default_parallel)
4185 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4186 if (default_monitor)
6ca5582d 4187 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4188 if (default_virtcon)
4189 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4190 if (default_sclp) {
4191 add_device_config(DEV_SCLP, "vc:80Cx24C");
4192 }
bc0129d9
AL		 4193 }
4194
15546425
AL		 4195 if (display_type == DT_DEFAULT && !display_remote) {
4196#if defined(CONFIG_GTK)
4197 display_type = DT_GTK;
4198#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4199 display_type = DT_SDL;
4200#elif defined(CONFIG_VNC)
4201 vnc_display = "localhost:0,to=99";
4202 show_vnc_port = 1;
4203#else
4204 display_type = DT_NONE;
4205#endif
4206 }
4207
047d4e15
PW		 4208 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4209 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4210 "for SDL, ignoring option\n");
4211 }
4212 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4213 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4214 "ignoring option\n");
4215 }
4216
15546425
AL		 4217#if defined(CONFIG_GTK)
4218 if (display_type == DT_GTK) {
4219 early_gtk_display_init();
4220 }
4221#endif
4222
a5829fd9
T		 4223 socket_init();
4224
3329f07b 4225 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4226 exit(1);
758e8e38 4227#ifdef CONFIG_VIRTFS
3329f07b 4228 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4229 exit(1);
4230 }
4231#endif
1a688d3b 4232
aa26bb2d 4233 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4234 os_pidfile_error();
93815bc2
TS		 4235 exit(1);
4236 }
4237
6e1d3c1c
IM		 4238 /* store value for the future use */
4239 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4240
3d1d9652
BR		 4241 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4242 != 0) {
4243 exit(0);
4244 }
4245
6b1b1440
MA		 4246 machine_opts = qemu_get_machine_opts();
4247 if (qemu_opt_foreach(machine_opts, object_set_property, current_machine,
4248 1) < 0) {
4249 object_unref(OBJECT(current_machine));
4250 exit(1);
4251 }
4252
f1e29879 4253 configure_accelerator(machine_class);
214910a7 4254
d4fce24f 4255 if (qtest_chrdev) {
23802b4f
FZ		 4256 Error *local_err = NULL;
4257 qtest_init(qtest_chrdev, qtest_log, &local_err);
4258 if (local_err) {
4259 error_report("%s", error_get_pretty(local_err));
4260 error_free(local_err);
4261 exit(1);
4262 }
a907cf59
EI		 4263 }
4264
2ff3de68
MA		 4265 machine_opts = qemu_get_machine_opts();
4266 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4267 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4268 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4269 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4270
958db90c 4271 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4272 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4273 if (opts) {
4274 char *normal_boot_order;
4275 const char *order, *once;
4276
4277 order = qemu_opt_get(opts, "order");
4278 if (order) {
4279 validate_bootdevices(order);
4280 boot_order = order;
4281 }
4282
4283 once = qemu_opt_get(opts, "once");
4284 if (once) {
4285 validate_bootdevices(once);
4286 normal_boot_order = g_strdup(boot_order);
4287 boot_order = once;
083b79c9 4288 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4289 }
4290
4291 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4292 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4293 }
4294
a0abe474
PM		 4295 if (!kernel_cmdline) {
4296 kernel_cmdline = "";
6b1b1440 4297 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4298 }
4299
a20dd508 4300 linux_boot = (kernel_filename != NULL);
6c41b272 4301
f8d39c01
TS		 4302 if (!linux_boot && *kernel_cmdline != '\0') {
4303 fprintf(stderr, "-append only allowed with -kernel option\n");
4304 exit(1);
4305 }
4306
4307 if (!linux_boot && initrd_filename != NULL) {
4308 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4309 exit(1);
4310 }
4311
2ff3de68 4312 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4313 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4314 exit(1);
4315 }
4316
9156d763 4317 os_set_line_buffering();
3b46e624 4318
49cf5728
PB		 4319 qemu_init_cpu_loop();
4320 qemu_mutex_lock_iothread();
4321
ad1be899
AL		 4322#ifdef CONFIG_SPICE
4323 /* spice needs the timers to be initialized by this point */
4324 qemu_spice_init();
4325#endif
4326
1ad9580b
ST		 4327 if (icount_opts) {
4328 if (kvm_enabled() || xen_enabled()) {
4329 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4330 exit(1);
4331 }
4332 configure_icount(icount_opts, &error_abort);
4333 qemu_opts_del(icount_opts);
0abe905d 4334 }
634fce96 4335
f30dbae6
AK		 4336 /* clean up network at qemu process termination */
4337 atexit(&net_cleanup);
4338
dc1c9fe8
MM		 4339 if (net_init_clients() < 0) {
4340 exit(1);
702c651c 4341 }
f1510b2c 4342
d1a0cf73
SB		 4343#ifdef CONFIG_TPM
4344 if (tpm_init() < 0) {
4345 exit(1);
4346 }
4347#endif
4348
dc72ac14 4349 /* init the bluetooth world */
bd3c948d
GH		 4350 if (foreach_device_config(DEV_BT, bt_parse))
4351 exit(1);
dc72ac14 4352
834e76ea
AP		 4353 if (!xen_enabled()) {
4354 /* On 32-bit hosts, QEMU is limited by virtual address space */
4355 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4356 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4357 exit(1);
4358 }
4359 }
9ae02555 4360
c163b5ca 4361 blk_mig_init();
0d6ab3ab 4362 ram_mig_init();
c163b5ca 4363
e4bcb14c 4364 /* open the virtual block devices */
9dfd7c7a 4365 if (snapshot)
3329f07b 4366 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4367 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4368 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4369 exit(1);
2d0d2837 4370 }
3e3d5815 4371
958db90c 4372 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4373 CDROM_OPTS);
4374 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4375 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4376
0042109a
WG		 4377 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4378 NULL, 1) != 0) {
4379 exit(1);
4380 }
4381
96d0e26c 4382 set_numa_nodes();
268a362c 4383
3329f07b 4384 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4385 exit(1);
4386 }
4387
998bbd74
GH		 4388 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4389 exit(1);
6a5e8b0e
GH		 4390 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4391 exit(1);
aee1b935
GH		 4392 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4393 exit(1);
3ef669e1
AG		 4394 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4395 exit(1);
4396 }
c9f398e5
PA		 4397 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4398 exit(1);
2796dae0 4399
7f1b17f2 4400 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4401 if (default_vga) {
4402 if (cirrus_vga_available()) {
4403 vga_model = "cirrus";
4404 } else if (vga_available()) {
4405 vga_model = "std";
4406 }
a369da5f 4407 }
d44229c5
MW		 4408 if (vga_model) {
4409 select_vgahw(vga_model);
4410 }
a369da5f 4411
09aaa160
MA		 4412 if (watchdog) {
4413 i = select_watchdog(watchdog);
4414 if (i > 0)
4415 exit (i == 1 ? 1 : 0);
4416 }
4417
958db90c
MA		 4418 if (machine_class->compat_props) {
4419 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4420 }
d0fef6fb
GH		 4421 qemu_add_globals();
4422
1de81d28
AL		 4423 qdev_machine_init();
4424
3ef96221 4425 current_machine->ram_size = ram_size;
c270fb9e
IM		 4426 current_machine->maxram_size = maxram_size;
4427 current_machine->ram_slots = ram_slots;
3ef96221 4428 current_machine->boot_order = boot_order;
3ef96221
MA		 4429 current_machine->cpu_model = cpu_model;
4430
4431 machine_class->init(current_machine);
3023f332 4432
b3e6d591
PB		 4433 audio_init();
4434
ea375f9a 4435 cpu_synchronize_all_post_init();
268a362c 4436
87d0a28e 4437 set_numa_modes();
268a362c 4438
3023f332 4439 /* init USB devices */
094b287f 4440 if (usb_enabled(false)) {
0752706d
MA		 4441 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4442 exit(1);
3023f332
AL		 4443 }
4444
bd3c948d 4445 /* init generic devices */
3329f07b 4446 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4447 exit(1);
4448
668680f7
MA		 4449 net_check_clients();
4450
64840c66 4451 ds = init_displaystate();
993fbfdb 4452
6b62dc2d 4453 /* init local displays */
993fbfdb
AL		 4454 switch (display_type) {
4455 case DT_NOGRAPHIC:
8111d028 4456 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4457 break;
4d3b6f6e 4458#if defined(CONFIG_CURSES)
993fbfdb 4459 case DT_CURSES:
ab51b1d5 4460 curses_display_init(ds, full_screen);
993fbfdb 4461 break;
4d3b6f6e 4462#endif
5b0753e0 4463#if defined(CONFIG_SDL)
993fbfdb
AL		 4464 case DT_SDL:
4465 sdl_display_init(ds, full_screen, no_frame);
4466 break;
5b0753e0 4467#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4468 case DT_SDL:
4469 cocoa_display_init(ds, full_screen);
4470 break;
15546425
AL		 4471#endif
4472#if defined(CONFIG_GTK)
4473 case DT_GTK:
881249c7 4474 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4475 break;
313aa567 4476#endif
6b62dc2d
GH		 4477 default:
4478 break;
4479 }
4480
0ce235a7
GN		 4481 /* must be after terminal init, SDL library changes signal handlers */
4482 os_setup_signal_handling();
4483
821601ea 4484#ifdef CONFIG_VNC
6b62dc2d
GH		 4485 /* init remote displays */
4486 if (vnc_display) {
2d55f0e8 4487 Error *local_err = NULL;
993fbfdb 4488 vnc_display_init(ds);
2d55f0e8
PB		 4489 vnc_display_open(ds, vnc_display, &local_err);
4490 if (local_err != NULL) {
4a44d85e
SA		 4491 error_report("Failed to start VNC server on `%s': %s",
4492 vnc_display, error_get_pretty(local_err));
2d55f0e8 4493 error_free(local_err);
993fbfdb 4494 exit(1);
94b204ca 4495 }
f92f8afe 4496
993fbfdb
AL		 4497 if (show_vnc_port) {
4498 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4499 }
313aa567 4500 }
821601ea 4501#endif
a3e22260 4502#ifdef CONFIG_SPICE
9fa03286
GH		 4503 if (using_spice) {
4504 qemu_spice_display_init();
a3e22260
GH		 4505 }
4506#endif
5b08fc10 4507
ef0c4a0d 4508 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4509 exit(1);
45669e00 4510 }
45669e00 4511
3418bd25
GH		 4512 qdev_machine_creation_done();
4513
15ff7705
GH		 4514 if (rom_load_all() != 0) {
4515 fprintf(stderr, "rom loading failed\n");
4516 exit(1);
4517 }
45a50b16 4518
80376c3f
IY		 4519 /* TODO: once all bus devices are qdevified, this should be done
4520 * when bus is created by qdev.c */
4521 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4522 qemu_run_machine_init_done_notifiers();
4523
d916b464
MT		 4524 /* Done notifiers can load ROMs */
4525 rom_load_done();
4526
e063eb1f 4527 qemu_system_reset(VMRESET_SILENT);
05f2401e 4528 if (loadvm) {
03cd4655 4529 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4530 autostart = 0;
4531 }
4532 }
d63d307f 4533
9f9260a3 4534 qdev_prop_check_global();
abfd9ce3
AS		 4535 if (vmstate_dump_file) {
4536 /* dump and exit */
4537 dump_vmstate_json_to_file(vmstate_dump_file);
4538 return 0;
4539 }
9f9260a3 4540
2bb8c10c 4541 if (incoming) {
43eaae28
PB		 4542 Error *local_err = NULL;
4543 qemu_start_incoming_migration(incoming, &local_err);
4544 if (local_err) {
4a44d85e
SA		 4545 error_report("-incoming %s: %s", incoming,
4546 error_get_pretty(local_err));
43eaae28
PB		 4547 error_free(local_err);
4548 exit(1);
8ca5e801 4549 }
6b99dadc 4550 } else if (autostart) {
c0f4ce77 4551 vm_start();
6b99dadc 4552 }
ffd843bc 4553
eb505be1 4554 os_setup_post();
71e3ceb8 4555
8a745f2a 4556 if (is_daemonized()) {
5b808275 4557 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4558 exit(1);
4559 }
4560 }
4561
8a7ddc38 4562 main_loop();
99435906
PB		 4563 bdrv_close_all();
4564 pause_all_vcpus();
3d3b8303 4565 res_free();
d1a0cf73
SB		 4566#ifdef CONFIG_TPM
4567 tpm_cleanup();
4568#endif
b46a8906 4569
0824d6fc
FB		 4570 return 0;
4571}
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