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tcg-aarch64: Handle constant operands to and, or, xor
[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
511d2b14
BS		 61#include "hw/hw.h"
62#include "hw/boards.h"
63#include "hw/usb.h"
64#include "hw/pcmcia.h"
0d09e41a
PB		 65#include "hw/i386/pc.h"
66#include "hw/isa/isa.h"
511d2b14 67#include "hw/bt.h"
0d09e41a
PB		 68#include "sysemu/watchdog.h"
69#include "hw/i386/smbios.h"
70#include "hw/xen/xen.h"
bd3c948d 71#include "hw/qdev.h"
45a50b16 72#include "hw/loader.h"
b4a42f81 73#include "monitor/qdev.h"
dccfcd0e 74#include "sysemu/bt.h"
1422e32d 75#include "net/net.h"
68ac40d2 76#include "net/slirp.h"
83c9089e 77#include "monitor/monitor.h"
28ecbaee 78#include "ui/console.h"
9c17d615 79#include "sysemu/sysemu.h"
022c62cb 80#include "exec/gdbstub.h"
1de7afc9 81#include "qemu/timer.h"
dccfcd0e 82#include "sysemu/char.h"
b33276a7 83#include "qemu/bitmap.h"
1de7afc9 84#include "qemu/cache-utils.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
1de7afc9 106#include "qemu/sockets.h"
511d2b14 107
d918f23e 108#include "slirp/libslirp.h"
511d2b14 109
94b0b5ff 110#include "trace.h"
e4858974 111#include "trace/control.h"
1de7afc9 112#include "qemu/queue.h"
9c17d615
PB		 113#include "sysemu/cpus.h"
114#include "sysemu/arch_init.h"
1de7afc9 115#include "qemu/osdep.h"
72cf2d4f 116
29b0040b 117#include "ui/qemu-spice.h"
68d98d3e 118#include "qapi/string-input-visitor.h"
269e09f3 119#include "qom/object_interfaces.h"
29b0040b 120
1bfe856e 121#define DEFAULT_RAM_SIZE 128
313aa567 122
98b19252 123#define MAX_VIRTIO_CONSOLES 1
3ef669e1 124#define MAX_SCLP_CONSOLES 1
98b19252 125
4524051c
GH		 126static const char *data_dir[16];
127static int data_dir_idx;
1192dad8 128const char *bios_name = NULL;
cb5a7aa8 129enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 130DisplayType display_type = DT_DEFAULT;
4fdcac0e 131static int display_remote;
3d11d0eb 132const char* keyboard_layout = NULL;
c227f099 133ram_addr_t ram_size;
c902760f 134const char *mem_path = NULL;
c902760f 135int mem_prealloc = 0; /* force preallocation of physical target memory */
c4b1fcc0 136int nb_nics;
7c9d8e07 137NICInfo nd_table[MAX_NICS];
d399f677 138int autostart;
f6503059
AZ		 139static int rtc_utc = 1;
140static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 141QEMUClockType rtc_clock;
64465297 142int vga_interface_type = VGA_NONE;
dbed7e40
BS		 143static int full_screen = 0;
144static int no_frame = 0;
667accab 145int no_quit = 0;
8d11df9e 146CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 147CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 148CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 149CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 150int win2k_install_hack = 0;
1b530a6d 151int singlestep = 0;
6a00d601 152int smp_cpus = 1;
6be68d7e 153int max_cpus = 0;
dc6b1c09
AP		 154int smp_cores = 1;
155int smp_threads = 1;
821601ea 156#ifdef CONFIG_VNC
73fc9742 157const char *vnc_display;
821601ea 158#endif
6515b203 159int acpi_enabled = 1;
16b29ae1 160int no_hpet = 0;
52ca8d6a 161int fd_bootchk = 1;
4fdcac0e 162static int no_reboot;
b2f76161 163int no_shutdown = 0;
9467cd46 164int cursor_hide = 1;
a171fe39 165int graphic_rotate = 0;
09aaa160 166const char *watchdog;
2e55e842 167QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 168int nb_option_roms;
8e71621f 169int semihosting_enabled = 0;
2b8f2d41 170int old_param = 0;
c35734b2 171const char *qemu_name;
3780e197 172int alt_grab = 0;
0ca9f8a4 173int ctrl_grab = 0;
66508601
BS		 174unsigned int nb_prom_envs = 0;
175const char *prom_envs[MAX_PROM_ENVS];
95387491 176int boot_menu;
6f2bfda3 177static bool boot_strict;
3d3b8303 178uint8_t *boot_splash_filedata;
d09acb9b 179size_t boot_splash_filedata_size;
3d3b8303 180uint8_t qemu_extra_params_fw[2];
0824d6fc 181
1ca4d09a
GN		 182typedef struct FWBootEntry FWBootEntry;
183
184struct FWBootEntry {
185 QTAILQ_ENTRY(FWBootEntry) link;
186 int32_t bootindex;
187 DeviceState *dev;
188 char *suffix;
189};
190
4fdcac0e
BS		 191static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
192 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 193
268a362c
AL		 194int nb_numa_nodes;
195uint64_t node_mem[MAX_NODES];
ee785fed 196unsigned long *node_cpumask[MAX_NODES];
268a362c 197
8fcb1b90 198uint8_t qemu_uuid[16];
fc3b3295 199bool qemu_uuid_set;
8fcb1b90 200
76e30d0f
JK		 201static QEMUBootSetHandler *boot_set_handler;
202static void *boot_set_opaque;
203
fd42deeb
GH		 204static NotifierList exit_notifiers =
205 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
206
4cab946a
GN		 207static NotifierList machine_init_done_notifiers =
208 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
209
d5286af5 210static bool tcg_allowed = true;
d5286af5 211bool xen_allowed;
d745bef8
BS		 212uint32_t xen_domid;
213enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 214static int tcg_tb_size;
d745bef8 215
d44229c5 216static int has_defaults = 1;
998bbd74 217static int default_serial = 1;
6a5e8b0e 218static int default_parallel = 1;
986c5f78 219static int default_virtcon = 1;
3ef669e1 220static int default_sclp = 1;
abdeed06 221static int default_monitor = 1;
ac33f8fa
GH		 222static int default_floppy = 1;
223static int default_cdrom = 1;
224static int default_sdcard = 1;
7f1b17f2 225static int default_vga = 1;
998bbd74
GH		 226
227static struct {
228 const char *driver;
229 int *flag;
230} default_list[] = {
6a5e8b0e
GH		 231 { .driver = "isa-serial", .flag = &default_serial },
232 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 233 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 234 { .driver = "ide-cd", .flag = &default_cdrom },
235 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 236 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 237 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 238 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
239 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
240 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 241 { .driver = "VGA", .flag = &default_vga },
242 { .driver = "isa-vga", .flag = &default_vga },
243 { .driver = "cirrus-vga", .flag = &default_vga },
244 { .driver = "isa-cirrus-vga", .flag = &default_vga },
245 { .driver = "vmware-svga", .flag = &default_vga },
246 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 247};
248
4d454574
PB		 249static QemuOptsList qemu_rtc_opts = {
250 .name = "rtc",
251 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
252 .desc = {
253 {
254 .name = "base",
255 .type = QEMU_OPT_STRING,
256 },{
257 .name = "clock",
258 .type = QEMU_OPT_STRING,
259 },{
260 .name = "driftfix",
261 .type = QEMU_OPT_STRING,
262 },
263 { /* end of list */ }
264 },
265};
266
267static QemuOptsList qemu_sandbox_opts = {
268 .name = "sandbox",
269 .implied_opt_name = "enable",
270 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
271 .desc = {
272 {
273 .name = "enable",
274 .type = QEMU_OPT_BOOL,
275 },
276 { /* end of list */ }
277 },
278};
279
280static QemuOptsList qemu_trace_opts = {
281 .name = "trace",
282 .implied_opt_name = "trace",
283 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
284 .desc = {
285 {
286 .name = "events",
287 .type = QEMU_OPT_STRING,
288 },{
289 .name = "file",
290 .type = QEMU_OPT_STRING,
291 },
292 { /* end of list */ }
293 },
294};
295
296static QemuOptsList qemu_option_rom_opts = {
297 .name = "option-rom",
298 .implied_opt_name = "romfile",
299 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
300 .desc = {
301 {
302 .name = "bootindex",
303 .type = QEMU_OPT_NUMBER,
304 }, {
305 .name = "romfile",
306 .type = QEMU_OPT_STRING,
307 },
308 { /* end of list */ }
309 },
310};
311
312static QemuOptsList qemu_machine_opts = {
313 .name = "machine",
314 .implied_opt_name = "type",
315 .merge_lists = true,
316 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
317 .desc = {
318 {
319 .name = "type",
320 .type = QEMU_OPT_STRING,
321 .help = "emulated machine"
322 }, {
323 .name = "accel",
324 .type = QEMU_OPT_STRING,
325 .help = "accelerator list",
326 }, {
327 .name = "kernel_irqchip",
328 .type = QEMU_OPT_BOOL,
329 .help = "use KVM in-kernel irqchip",
330 }, {
331 .name = "kvm_shadow_mem",
332 .type = QEMU_OPT_SIZE,
333 .help = "KVM shadow MMU size",
334 }, {
335 .name = "kernel",
336 .type = QEMU_OPT_STRING,
337 .help = "Linux kernel image file",
338 }, {
339 .name = "initrd",
340 .type = QEMU_OPT_STRING,
341 .help = "Linux initial ramdisk file",
342 }, {
343 .name = "append",
344 .type = QEMU_OPT_STRING,
345 .help = "Linux kernel command line",
346 }, {
347 .name = "dtb",
348 .type = QEMU_OPT_STRING,
349 .help = "Linux kernel device tree file",
350 }, {
351 .name = "dumpdtb",
352 .type = QEMU_OPT_STRING,
353 .help = "Dump current dtb to a file and quit",
354 }, {
355 .name = "phandle_start",
c1b71b0c 356 .type = QEMU_OPT_NUMBER,
4d454574
PB		 357 .help = "The first phandle ID we may generate dynamically",
358 }, {
359 .name = "dt_compatible",
360 .type = QEMU_OPT_STRING,
361 .help = "Overrides the \"compatible\" property of the dt root node",
362 }, {
363 .name = "dump-guest-core",
364 .type = QEMU_OPT_BOOL,
365 .help = "Include guest memory in a core dump",
366 }, {
367 .name = "mem-merge",
368 .type = QEMU_OPT_BOOL,
369 .help = "enable/disable memory merge support",
370 },{
371 .name = "usb",
372 .type = QEMU_OPT_BOOL,
373 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 374 },{
375 .name = "firmware",
376 .type = QEMU_OPT_STRING,
377 .help = "firmware image",
135a129a
AK		 378 },{
379 .name = "kvm-type",
380 .type = QEMU_OPT_STRING,
381 .help = "Specifies the KVM virtualization mode (HV, PR)",
4d454574
PB		 382 },
383 { /* End of list */ }
384 },
385};
386
387static QemuOptsList qemu_boot_opts = {
388 .name = "boot-opts",
6ef4716c
MA		 389 .implied_opt_name = "order",
390 .merge_lists = true,
4d454574
PB		 391 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
392 .desc = {
4d454574
PB		 393 {
394 .name = "order",
395 .type = QEMU_OPT_STRING,
396 }, {
397 .name = "once",
398 .type = QEMU_OPT_STRING,
399 }, {
400 .name = "menu",
6ef4716c 401 .type = QEMU_OPT_BOOL,
4d454574
PB		 402 }, {
403 .name = "splash",
404 .type = QEMU_OPT_STRING,
405 }, {
406 .name = "splash-time",
407 .type = QEMU_OPT_STRING,
408 }, {
409 .name = "reboot-timeout",
410 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 411 }, {
412 .name = "strict",
e5187b56 413 .type = QEMU_OPT_BOOL,
4d454574
PB		 414 },
415 { /*End of list */ }
416 },
417};
418
419static QemuOptsList qemu_add_fd_opts = {
420 .name = "add-fd",
421 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
422 .desc = {
423 {
424 .name = "fd",
425 .type = QEMU_OPT_NUMBER,
426 .help = "file descriptor of which a duplicate is added to fd set",
427 },{
428 .name = "set",
429 .type = QEMU_OPT_NUMBER,
430 .help = "ID of the fd set to add fd to",
431 },{
432 .name = "opaque",
433 .type = QEMU_OPT_STRING,
434 .help = "free-form string used to describe fd",
435 },
436 { /* end of list */ }
437 },
438};
439
440static QemuOptsList qemu_object_opts = {
441 .name = "object",
442 .implied_opt_name = "qom-type",
443 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
444 .desc = {
445 { }
446 },
447};
448
d1a0cf73
SB		 449static QemuOptsList qemu_tpmdev_opts = {
450 .name = "tpmdev",
451 .implied_opt_name = "type",
452 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
453 .desc = {
bb716238 454 /* options are defined in the TPM backends */
d1a0cf73
SB		 455 { /* end of list */ }
456 },
457};
458
888a6bc6
SM		 459static QemuOptsList qemu_realtime_opts = {
460 .name = "realtime",
461 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
462 .desc = {
463 {
464 .name = "mlock",
465 .type = QEMU_OPT_BOOL,
466 },
467 { /* end of list */ }
468 },
469};
470
5e2ac519
SA		 471static QemuOptsList qemu_msg_opts = {
472 .name = "msg",
473 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
474 .desc = {
475 {
476 .name = "timestamp",
477 .type = QEMU_OPT_BOOL,
478 },
479 { /* end of list */ }
480 },
481};
482
5d12f961
DDAG		 483static QemuOptsList qemu_name_opts = {
484 .name = "name",
485 .implied_opt_name = "guest",
486 .merge_lists = true,
487 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
488 .desc = {
489 {
490 .name = "guest",
491 .type = QEMU_OPT_STRING,
492 .help = "Sets the name of the guest.\n"
493 "This name will be displayed in the SDL window caption.\n"
494 "The name will also be used for the VNC server",
495 }, {
496 .name = "process",
497 .type = QEMU_OPT_STRING,
498 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 499 }, {
500 .name = "debug-threads",
501 .type = QEMU_OPT_BOOL,
502 .help = "When enabled, name the individual threads; defaults off.\n"
503 "NOTE: The thread names are for debugging and not a\n"
504 "stable API.",
5d12f961
DDAG		 505 },
506 { /* End of list */ }
507 },
508};
509
7f9d6e54
MA		 510/**
511 * Get machine options
512 *
513 * Returns: machine options (never null).
514 */
515QemuOpts *qemu_get_machine_opts(void)
516{
517 QemuOptsList *list;
518 QemuOpts *opts;
519
520 list = qemu_find_opts("machine");
521 assert(list);
522 opts = qemu_opts_find(list, NULL);
523 if (!opts) {
87ea75d5 524 opts = qemu_opts_create(list, NULL, 0, &error_abort);
7f9d6e54
MA		 525 }
526 return opts;
527}
528
31459f46
RS		 529const char *qemu_get_vm_name(void)
530{
531 return qemu_name;
532}
533
3d3b8303
WX		 534static void res_free(void)
535{
536 if (boot_splash_filedata != NULL) {
7267c094 537 g_free(boot_splash_filedata);
3d3b8303
WX		 538 boot_splash_filedata = NULL;
539 }
540}
541
998bbd74
GH		 542static int default_driver_check(QemuOpts *opts, void *opaque)
543{
544 const char *driver = qemu_opt_get(opts, "driver");
545 int i;
546
547 if (!driver)
548 return 0;
549 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
550 if (strcmp(default_list[i].driver, driver) != 0)
551 continue;
552 *(default_list[i].flag) = 0;
553 }
554 return 0;
555}
556
f5bbfba1
LC		 557/***********************************************************/
558/* QEMU state */
559
0461d5a6 560static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 561
5db9d4d1
LC		 562typedef struct {
563 RunState from;
564 RunState to;
565} RunStateTransition;
566
567static const RunStateTransition runstate_transitions_def[] = {
568 /* from -> to */
0461d5a6 569 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 570 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 571
0461d5a6 572 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 573 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 574
0461d5a6 575 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 576 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 577
0461d5a6 578 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 579 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 580
0461d5a6 581 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 582 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 583
0461d5a6 584 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 585 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 586
0461d5a6 587 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 588 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 589 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 590
0461d5a6
LC		 591 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
592 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 593
0461d5a6 594 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 595
0461d5a6
LC		 596 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
597 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
598 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
599 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
600 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
601 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
602 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
603 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
604 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 605 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 606
0461d5a6 607 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 608
0461d5a6 609 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 610 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 611
ad02b96a
LC		 612 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
613 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
614 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
615 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
616
0461d5a6 617 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 618 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 619
df390768 620 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 621 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 622
0461d5a6 623 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 624};
625
0461d5a6
LC		 626static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
627
f5bbfba1
LC		 628bool runstate_check(RunState state)
629{
630 return current_run_state == state;
631}
632
4fdcac0e 633static void runstate_init(void)
5db9d4d1
LC		 634{
635 const RunStateTransition *p;
636
637 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
638
0461d5a6 639 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 640 runstate_valid_transitions[p->from][p->to] = true;
641 }
642}
643
644/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 645void runstate_set(RunState new_state)
646{
207c5cd2
LC		 647 assert(new_state < RUN_STATE_MAX);
648
649 if (!runstate_valid_transitions[current_run_state][new_state]) {
650 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
651 RunState_lookup[current_run_state],
652 RunState_lookup[new_state]);
5db9d4d1
LC		 653 abort();
654 }
7e866003 655 trace_runstate_set(new_state);
f5bbfba1
LC		 656 current_run_state = new_state;
657}
658
1fa9a5e4 659int runstate_is_running(void)
9e37b9dc 660{
1fa9a5e4 661 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 662}
663
ede085b3
HT		 664bool runstate_needs_reset(void)
665{
666 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 667 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 668}
669
1fa9a5e4 670StatusInfo *qmp_query_status(Error **errp)
1354869c 671{
1fa9a5e4
LC		 672 StatusInfo *info = g_malloc0(sizeof(*info));
673
674 info->running = runstate_is_running();
675 info->singlestep = singlestep;
676 info->status = current_run_state;
677
678 return info;
1354869c
LC		 679}
680
8f0056b7
PB		 681/***********************************************************/
682/* real time host monotonic timer */
09b26c5e 683
f6503059
AZ		 684/***********************************************************/
685/* host time/date access */
686void qemu_get_timedate(struct tm *tm, int offset)
687{
688 time_t ti;
f6503059
AZ		 689
690 time(&ti);
691 ti += offset;
692 if (rtc_date_offset == -1) {
693 if (rtc_utc)
eb7ff6fb 694 gmtime_r(&ti, tm);
f6503059 695 else
eb7ff6fb 696 localtime_r(&ti, tm);
f6503059
AZ		 697 } else {
698 ti -= rtc_date_offset;
eb7ff6fb 699 gmtime_r(&ti, tm);
f6503059 700 }
f6503059
AZ		 701}
702
703int qemu_timedate_diff(struct tm *tm)
704{
705 time_t seconds;
706
707 if (rtc_date_offset == -1)
708 if (rtc_utc)
709 seconds = mktimegm(tm);
f54c556c
GN		 710 else {
711 struct tm tmp = *tm;
712 tmp.tm_isdst = -1; /* use timezone to figure it out */
713 seconds = mktime(&tmp);
714 }
f6503059
AZ		 715 else
716 seconds = mktimegm(tm) + rtc_date_offset;
717
718 return seconds - time(NULL);
719}
720
80cd3478
LC		 721void rtc_change_mon_event(struct tm *tm)
722{
723 QObject *data;
724
725 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
726 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
727 qobject_decref(data);
728}
729
1ed2fc1f
JK		 730static void configure_rtc_date_offset(const char *startdate, int legacy)
731{
732 time_t rtc_start_date;
733 struct tm tm;
734
735 if (!strcmp(startdate, "now") && legacy) {
736 rtc_date_offset = -1;
737 } else {
738 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
739 &tm.tm_year,
740 &tm.tm_mon,
741 &tm.tm_mday,
742 &tm.tm_hour,
743 &tm.tm_min,
744 &tm.tm_sec) == 6) {
745 /* OK */
746 } else if (sscanf(startdate, "%d-%d-%d",
747 &tm.tm_year,
748 &tm.tm_mon,
749 &tm.tm_mday) == 3) {
750 tm.tm_hour = 0;
751 tm.tm_min = 0;
752 tm.tm_sec = 0;
753 } else {
754 goto date_fail;
755 }
756 tm.tm_year -= 1900;
757 tm.tm_mon--;
758 rtc_start_date = mktimegm(&tm);
759 if (rtc_start_date == -1) {
760 date_fail:
761 fprintf(stderr, "Invalid date format. Valid formats are:\n"
762 "'2006-06-17T16:01:21' or '2006-06-17'\n");
763 exit(1);
764 }
765 rtc_date_offset = time(NULL) - rtc_start_date;
766 }
767}
768
769static void configure_rtc(QemuOpts *opts)
770{
771 const char *value;
772
773 value = qemu_opt_get(opts, "base");
774 if (value) {
775 if (!strcmp(value, "utc")) {
776 rtc_utc = 1;
777 } else if (!strcmp(value, "localtime")) {
778 rtc_utc = 0;
779 } else {
780 configure_rtc_date_offset(value, 0);
781 }
782 }
6875204c
JK		 783 value = qemu_opt_get(opts, "clock");
784 if (value) {
785 if (!strcmp(value, "host")) {
884f17c2 786 rtc_clock = QEMU_CLOCK_HOST;
78808141 787 } else if (!strcmp(value, "rt")) {
884f17c2 788 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 789 } else if (!strcmp(value, "vm")) {
884f17c2 790 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 791 } else {
792 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
793 exit(1);
794 }
795 }
1ed2fc1f
JK		 796 value = qemu_opt_get(opts, "driftfix");
797 if (value) {
7e4c0336 798 if (!strcmp(value, "slew")) {
433acf0d
JK		 799 static GlobalProperty slew_lost_ticks[] = {
800 {
801 .driver = "mc146818rtc",
802 .property = "lost_tick_policy",
803 .value = "slew",
804 },
805 { /* end of list */ }
806 };
807
808 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 809 } else if (!strcmp(value, "none")) {
433acf0d 810 /* discard is default */
1ed2fc1f
JK		 811 } else {
812 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
813 exit(1);
814 }
815 }
1ed2fc1f
JK		 816}
817
1ae26a18
AZ		 818/***********************************************************/
819/* Bluetooth support */
820static int nb_hcis;
821static int cur_hci;
822static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 823
1ae26a18
AZ		 824struct HCIInfo *qemu_next_hci(void)
825{
826 if (cur_hci == nb_hcis)
827 return &null_hci;
828
829 return hci_table[cur_hci++];
830}
831
dc72ac14
AZ		 832static int bt_hci_parse(const char *str)
833{
834 struct HCIInfo *hci;
c227f099 835 bdaddr_t bdaddr;
dc72ac14
AZ		 836
837 if (nb_hcis >= MAX_NICS) {
838 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
839 return -1;
840 }
841
842 hci = hci_init(str);
843 if (!hci)
844 return -1;
845
846 bdaddr.b[0] = 0x52;
847 bdaddr.b[1] = 0x54;
848 bdaddr.b[2] = 0x00;
849 bdaddr.b[3] = 0x12;
850 bdaddr.b[4] = 0x34;
851 bdaddr.b[5] = 0x56 + nb_hcis;
852 hci->bdaddr_set(hci, bdaddr.b);
853
854 hci_table[nb_hcis++] = hci;
855
856 return 0;
857}
858
859static void bt_vhci_add(int vlan_id)
860{
861 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
862
863 if (!vlan->slave)
864 fprintf(stderr, "qemu: warning: adding a VHCI to "
865 "an empty scatternet %i\n", vlan_id);
866
867 bt_vhci_init(bt_new_hci(vlan));
868}
869
870static struct bt_device_s *bt_device_add(const char *opt)
871{
872 struct bt_scatternet_s *vlan;
873 int vlan_id = 0;
874 char *endp = strstr(opt, ",vlan=");
875 int len = (endp ? endp - opt : strlen(opt)) + 1;
876 char devname[10];
877
878 pstrcpy(devname, MIN(sizeof(devname), len), opt);
879
880 if (endp) {
881 vlan_id = strtol(endp + 6, &endp, 0);
882 if (*endp) {
883 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
884 return 0;
885 }
886 }
887
888 vlan = qemu_find_bt_vlan(vlan_id);
889
890 if (!vlan->slave)
891 fprintf(stderr, "qemu: warning: adding a slave device to "
892 "an empty scatternet %i\n", vlan_id);
893
894 if (!strcmp(devname, "keyboard"))
895 return bt_keyboard_init(vlan);
896
897 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
898 return 0;
899}
900
901static int bt_parse(const char *opt)
902{
903 const char *endp, *p;
904 int vlan;
905
906 if (strstart(opt, "hci", &endp)) {
907 if (!*endp || *endp == ',') {
908 if (*endp)
909 if (!strstart(endp, ",vlan=", 0))
910 opt = endp + 1;
911
912 return bt_hci_parse(opt);
913 }
914 } else if (strstart(opt, "vhci", &endp)) {
915 if (!*endp || *endp == ',') {
916 if (*endp) {
917 if (strstart(endp, ",vlan=", &p)) {
918 vlan = strtol(p, (char **) &endp, 0);
919 if (*endp) {
920 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
921 return 1;
922 }
923 } else {
924 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
925 return 1;
926 }
927 } else
928 vlan = 0;
929
930 bt_vhci_add(vlan);
931 return 0;
932 }
933 } else if (strstart(opt, "device:", &endp))
934 return !bt_device_add(endp);
935
936 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
937 return 1;
938}
939
7d76ad4f
EO		 940static int parse_sandbox(QemuOpts *opts, void *opaque)
941{
942 /* FIXME: change this to true for 1.3 */
943 if (qemu_opt_get_bool(opts, "enable", false)) {
944#ifdef CONFIG_SECCOMP
945 if (seccomp_start() < 0) {
946 qerror_report(ERROR_CLASS_GENERIC_ERROR,
947 "failed to install seccomp syscall filter in the kernel");
948 return -1;
949 }
950#else
951 qerror_report(ERROR_CLASS_GENERIC_ERROR,
952 "sandboxing request but seccomp is not compiled into this build");
953 return -1;
954#endif
955 }
956
957 return 0;
958}
959
5d12f961
DDAG		 960static void parse_name(QemuOpts *opts)
961{
962 const char *proc_name;
963
8f480de0
DDAG		 964 if (qemu_opt_get(opts, "debug-threads")) {
965 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
966 }
5d12f961
DDAG		 967 qemu_name = qemu_opt_get(opts, "guest");
968
969 proc_name = qemu_opt_get(opts, "process");
970 if (proc_name) {
971 os_set_proc_name(proc_name);
972 }
973}
974
094b287f
LZ		 975bool usb_enabled(bool default_usb)
976{
7effdaa3
MW		 977 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
978 has_defaults && default_usb);
094b287f
LZ		 979}
980
587ed6be
CB		 981#ifndef _WIN32
982static int parse_add_fd(QemuOpts *opts, void *opaque)
983{
984 int fd, dupfd, flags;
985 int64_t fdset_id;
986 const char *fd_opaque = NULL;
987
988 fd = qemu_opt_get_number(opts, "fd", -1);
989 fdset_id = qemu_opt_get_number(opts, "set", -1);
990 fd_opaque = qemu_opt_get(opts, "opaque");
991
992 if (fd < 0) {
993 qerror_report(ERROR_CLASS_GENERIC_ERROR,
994 "fd option is required and must be non-negative");
995 return -1;
996 }
997
998 if (fd <= STDERR_FILENO) {
999 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1000 "fd cannot be a standard I/O stream");
1001 return -1;
1002 }
1003
1004 /*
1005 * All fds inherited across exec() necessarily have FD_CLOEXEC
1006 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1007 */
1008 flags = fcntl(fd, F_GETFD);
1009 if (flags == -1 || (flags & FD_CLOEXEC)) {
1010 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1011 "fd is not valid or already in use");
1012 return -1;
1013 }
1014
1015 if (fdset_id < 0) {
1016 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1017 "set option is required and must be non-negative");
1018 return -1;
1019 }
1020
1021#ifdef F_DUPFD_CLOEXEC
1022 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1023#else
1024 dupfd = dup(fd);
1025 if (dupfd != -1) {
1026 qemu_set_cloexec(dupfd);
1027 }
1028#endif
1029 if (dupfd == -1) {
1030 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1031 "Error duplicating fd: %s", strerror(errno));
1032 return -1;
1033 }
1034
1035 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1036 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1037 fd_opaque, NULL);
1038
1039 return 0;
1040}
1041
1042static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1043{
1044 int fd;
1045
1046 fd = qemu_opt_get_number(opts, "fd", -1);
1047 close(fd);
1048
1049 return 0;
1050}
1051#endif
1052
1ae26a18
AZ		 1053/***********************************************************/
1054/* QEMU Block devices */
1055
2292ddae
MA		 1056#define HD_OPTS "media=disk"
1057#define CDROM_OPTS "media=cdrom"
1058#define FD_OPTS ""
1059#define PFLASH_OPTS ""
1060#define MTD_OPTS ""
1061#define SD_OPTS ""
e4bcb14c 1062
9dfd7c7a
GH		 1063static int drive_init_func(QemuOpts *opts, void *opaque)
1064{
2d0d2837 1065 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1066
2d0d2837 1067 return drive_init(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1068}
1069
1070static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1071{
1072 if (NULL == qemu_opt_get(opts, "snapshot")) {
1073 qemu_opt_set(opts, "snapshot", "on");
1074 }
1075 return 0;
1076}
1077
3c42ea66
CB		 1078static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1079 int index, const char *optstr)
4e5d9b57
MA		 1080{
1081 QemuOpts *opts;
1082
4e5d9b57
MA		 1083 if (!enable || drive_get_by_index(type, index)) {
1084 return;
1085 }
1086
1087 opts = drive_add(type, index, NULL, optstr);
1088 if (snapshot) {
1089 drive_enable_snapshot(opts, NULL);
1090 }
2d0d2837 1091 if (!drive_init(opts, type)) {
4e5d9b57
MA		 1092 exit(1);
1093 }
1094}
1095
76e30d0f
JK		 1096void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1097{
1098 boot_set_handler = func;
1099 boot_set_opaque = opaque;
1100}
1101
083b79c9 1102int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1103{
1104 if (!boot_set_handler) {
1105 return -EINVAL;
1106 }
083b79c9 1107 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1108}
1109
6ef4716c 1110static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1111{
1112 /* We just do some generic consistency checks */
1113 const char *p;
1114 int bitmap = 0;
1115
1116 for (p = devices; *p != '\0'; p++) {
1117 /* Allowed boot devices are:
1118 * a-b: floppy disk drives
1119 * c-f: IDE disk drives
07f35073 1120 * g-m: machine implementation dependent drives
ef3adf68
JK		 1121 * n-p: network devices
1122 * It's up to each machine implementation to check if the given boot
1123 * devices match the actual hardware implementation and firmware
1124 * features.
1125 */
1126 if (*p < 'a' || *p > 'p') {
1127 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1128 exit(1);
1129 }
1130 if (bitmap & (1 << (*p - 'a'))) {
1131 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1132 exit(1);
1133 }
1134 bitmap |= 1 << (*p - 'a');
1135 }
ef3adf68
JK		 1136}
1137
083b79c9 1138static void restore_boot_order(void *opaque)
e0f084bf 1139{
083b79c9 1140 char *normal_boot_order = opaque;
37905d6a
AW		 1141 static int first = 1;
1142
1143 /* Restore boot order and remove ourselves after the first boot */
1144 if (first) {
1145 first = 0;
1146 return;
1147 }
e0f084bf 1148
083b79c9 1149 qemu_boot_set(normal_boot_order);
e0f084bf 1150
083b79c9
MA		 1151 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1152 g_free(normal_boot_order);
e0f084bf
JK		 1153}
1154
1ca4d09a
GN		 1155void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1156 const char *suffix)
1157{
1158 FWBootEntry *node, *i;
1159
1160 if (bootindex < 0) {
1161 return;
1162 }
1163
1164 assert(dev != NULL || suffix != NULL);
1165
7267c094 1166 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1167 node->bootindex = bootindex;
7f303adc 1168 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1169 node->dev = dev;
1170
1171 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1172 if (i->bootindex == bootindex) {
1173 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1174 exit(1);
1175 } else if (i->bootindex < bootindex) {
1176 continue;
1177 }
1178 QTAILQ_INSERT_BEFORE(i, node, link);
1179 return;
1180 }
1181 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1182}
1183
7dc5af55
DD		 1184DeviceState *get_boot_device(uint32_t position)
1185{
1186 uint32_t counter = 0;
1187 FWBootEntry *i = NULL;
1188 DeviceState *res = NULL;
1189
1190 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1191 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1192 if (counter == position) {
1193 res = i->dev;
1194 break;
1195 }
1196 counter++;
1197 }
1198 }
1199 return res;
1200}
1201
962630f2
GN		 1202/*
1203 * This function returns null terminated string that consist of new line
71785aba 1204 * separated device paths.
962630f2
GN		 1205 *
1206 * memory pointed by "size" is assigned total length of the array in bytes
1207 *
1208 */
0e7a7592 1209char *get_boot_devices_list(size_t *size)
962630f2
GN		 1210{
1211 FWBootEntry *i;
0e7a7592 1212 size_t total = 0;
962630f2
GN		 1213 char *list = NULL;
1214
1215 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1216 char *devpath = NULL, *bootpath;
0e7a7592 1217 size_t len;
962630f2
GN		 1218
1219 if (i->dev) {
1220 devpath = qdev_get_fw_dev_path(i->dev);
1221 assert(devpath);
1222 }
1223
1224 if (i->suffix && devpath) {
4fd37a98
BS		 1225 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1226
7267c094 1227 bootpath = g_malloc(bootpathlen);
4fd37a98 1228 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1229 g_free(devpath);
962630f2
GN		 1230 } else if (devpath) {
1231 bootpath = devpath;
1232 } else {
1bf6ccd3 1233 assert(i->suffix);
7267c094 1234 bootpath = g_strdup(i->suffix);
962630f2
GN		 1235 }
1236
1237 if (total) {
1238 list[total-1] = '\n';
1239 }
1240 len = strlen(bootpath) + 1;
7267c094 1241 list = g_realloc(list, total + len);
962630f2
GN		 1242 memcpy(&list[total], bootpath, len);
1243 total += len;
7267c094 1244 g_free(bootpath);
962630f2
GN		 1245 }
1246
1247 *size = total;
1248
c8a6ae8b
AK		 1249 if (boot_strict && *size > 0) {
1250 list[total-1] = '\n';
4690579e
AK		 1251 list = g_realloc(list, total + 5);
1252 memcpy(&list[total], "HALT", 5);
1253 *size = total + 5;
c8a6ae8b 1254 }
962630f2
GN		 1255 return list;
1256}
1257
845e5bf9
EH		 1258static void numa_node_parse_cpus(int nodenr, const char *cpus)
1259{
1260 char *endptr;
1261 unsigned long long value, endvalue;
1262
c881e20e
EH		 1263 /* Empty CPU range strings will be considered valid, they will simply
1264 * not set any bit in the CPU bitmap.
1265 */
1266 if (!*cpus) {
1267 return;
1268 }
1269
1270 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1271 goto error;
1272 }
845e5bf9 1273 if (*endptr == '-') {
c881e20e
EH		 1274 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1275 goto error;
1276 }
1277 } else if (*endptr == '\0') {
845e5bf9 1278 endvalue = value;
c881e20e
EH		 1279 } else {
1280 goto error;
845e5bf9
EH		 1281 }
1282
c881e20e 1283 if (endvalue >= MAX_CPUMASK_BITS) {
845e5bf9
EH		 1284 endvalue = MAX_CPUMASK_BITS - 1;
1285 fprintf(stderr,
c881e20e 1286 "qemu: NUMA: A max of %d VCPUs are supported\n",
845e5bf9
EH		 1287 MAX_CPUMASK_BITS);
1288 }
1289
c881e20e
EH		 1290 if (endvalue < value) {
1291 goto error;
1292 }
1293
845e5bf9 1294 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
c881e20e
EH		 1295 return;
1296
1297error:
1298 fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1299 exit(1);
845e5bf9
EH		 1300}
1301
268a362c
AL		 1302static void numa_add(const char *optarg)
1303{
1304 char option[128];
1305 char *endptr;
e4ce85b2 1306 unsigned long long nodenr;
268a362c 1307
8f302cb0
EH		 1308 optarg = get_opt_name(option, 128, optarg, ',');
1309 if (*optarg == ',') {
1310 optarg++;
1311 }
268a362c 1312 if (!strcmp(option, "node")) {
ca4c6d36
EH		 1313
1314 if (nb_numa_nodes >= MAX_NODES) {
1315 fprintf(stderr, "qemu: too many NUMA nodes\n");
1316 exit(1);
1317 }
1318
268a362c
AL		 1319 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1320 nodenr = nb_numa_nodes;
1321 } else {
5f139965
EH		 1322 if (parse_uint_full(option, &nodenr, 10) < 0) {
1323 fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1324 exit(1);
1325 }
268a362c
AL		 1326 }
1327
e4ce85b2
EH		 1328 if (nodenr >= MAX_NODES) {
1329 fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1330 exit(1);
1331 }
1332
268a362c
AL		 1333 if (get_param_value(option, 128, "mem", optarg) == 0) {
1334 node_mem[nodenr] = 0;
1335 } else {
70b4f4bb 1336 int64_t sval;
c03417b4
MA		 1337 sval = strtosz(option, &endptr);
1338 if (sval < 0 || *endptr) {
9f9b17a4
JS		 1339 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1340 exit(1);
268a362c 1341 }
9f9b17a4 1342 node_mem[nodenr] = sval;
268a362c 1343 }
ee785fed 1344 if (get_param_value(option, 128, "cpus", optarg) != 0) {
845e5bf9 1345 numa_node_parse_cpus(nodenr, option);
268a362c
AL		 1346 }
1347 nb_numa_nodes++;
12e53a9d
EH		 1348 } else {
1349 fprintf(stderr, "Invalid -numa option: %s\n", option);
1350 exit(1);
268a362c 1351 }
268a362c
AL		 1352}
1353
12b7f57e
MT		 1354static QemuOptsList qemu_smp_opts = {
1355 .name = "smp-opts",
1356 .implied_opt_name = "cpus",
1357 .merge_lists = true,
1358 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1359 .desc = {
1360 {
1361 .name = "cpus",
1362 .type = QEMU_OPT_NUMBER,
1363 }, {
1364 .name = "sockets",
1365 .type = QEMU_OPT_NUMBER,
1366 }, {
1367 .name = "cores",
1368 .type = QEMU_OPT_NUMBER,
1369 }, {
1370 .name = "threads",
1371 .type = QEMU_OPT_NUMBER,
1372 }, {
1373 .name = "maxcpus",
1374 .type = QEMU_OPT_NUMBER,
1375 },
1376 { /*End of list */ }
1377 },
1378};
1379
1380static void smp_parse(QemuOpts *opts)
dc6b1c09 1381{
12b7f57e 1382 if (opts) {
dc6b1c09 1383
12b7f57e
MT		 1384 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1385 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1386 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1387 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1388
1389 /* compute missing values, prefer sockets over cores over threads */
1390 if (cpus == 0 || sockets == 0) {
1391 sockets = sockets > 0 ? sockets : 1;
1392 cores = cores > 0 ? cores : 1;
dc6b1c09 1393 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1394 if (cpus == 0) {
1395 cpus = cores * threads * sockets;
1396 }
dc6b1c09 1397 } else {
12b7f57e
MT		 1398 if (cores == 0) {
1399 threads = threads > 0 ? threads : 1;
1400 cores = cpus / (sockets * threads);
1401 } else {
1402 threads = cpus / (cores * sockets);
1403 }
dc6b1c09 1404 }
12b7f57e
MT		 1405
1406 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1407
1408 smp_cpus = cpus;
1409 smp_cores = cores > 0 ? cores : 1;
1410 smp_threads = threads > 0 ? threads : 1;
1411
dc6b1c09 1412 }
12b7f57e
MT		 1413
1414 if (max_cpus == 0) {
dc6b1c09 1415 max_cpus = smp_cpus;
12b7f57e
MT		 1416 }
1417
1418 if (max_cpus > 255) {
1419 fprintf(stderr, "Unsupported number of maxcpus\n");
1420 exit(1);
1421 }
1422 if (max_cpus < smp_cpus) {
1423 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1424 exit(1);
1425 }
1426
dc6b1c09
AP		 1427}
1428
888a6bc6
SM		 1429static void configure_realtime(QemuOpts *opts)
1430{
1431 bool enable_mlock;
1432
1433 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1434
1435 if (enable_mlock) {
1436 if (os_mlock() < 0) {
1437 fprintf(stderr, "qemu: locking memory failed\n");
1438 exit(1);
1439 }
1440 }
1441}
1442
5e2ac519
SA		 1443
1444static void configure_msg(QemuOpts *opts)
1445{
1446 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1447}
1448
a594cfbf
FB		 1449/***********************************************************/
1450/* USB devices */
1451
fb08000c 1452static int usb_device_add(const char *devname)
a594cfbf 1453{
a5d2f727 1454 USBDevice *dev = NULL;
615fe4de
MR		 1455#ifndef CONFIG_LINUX
1456 const char *p;
1457#endif
a594cfbf 1458
094b287f 1459 if (!usb_enabled(false)) {
a594cfbf 1460 return -1;
094b287f 1461 }
a594cfbf 1462
0958b4cc
GH		 1463 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1464 dev = usbdevice_create(devname);
1465 if (dev)
1466 goto done;
1467
a5d2f727 1468 /* the other ones */
e447fc63
GH		 1469#ifndef CONFIG_LINUX
1470 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1471 if (strstart(devname, "host:", &p)) {
3741715c 1472 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1473 }
615fe4de 1474#endif
0d92ed30
PB		 1475 if (!dev)
1476 return -1;
1477
a5d2f727 1478done:
a594cfbf
FB		 1479 return 0;
1480}
1481
1f3870ab
AL		 1482static int usb_device_del(const char *devname)
1483{
1484 int bus_num, addr;
1485 const char *p;
1486
1a3973b3
GH		 1487 if (strstart(devname, "host:", &p)) {
1488 return -1;
1489 }
5d0c5750 1490
094b287f 1491 if (!usb_enabled(false)) {
1f3870ab 1492 return -1;
094b287f 1493 }
1f3870ab
AL		 1494
1495 p = strchr(devname, '.');
1496 if (!p)
1497 return -1;
1498 bus_num = strtoul(devname, NULL, 0);
1499 addr = strtoul(p + 1, NULL, 0);
1500
a5d2f727 1501 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1502}
1503
bd3c948d
GH		 1504static int usb_parse(const char *cmdline)
1505{
59d1c1c2 1506 int r;
fb08000c 1507 r = usb_device_add(cmdline);
59d1c1c2
ST		 1508 if (r < 0) {
1509 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1510 }
1511 return r;
bd3c948d
GH		 1512}
1513
d54908a5 1514void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1515{
59d1c1c2 1516 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1517 if (usb_device_add(devname) < 0) {
1ecda02b 1518 error_report("could not add USB device '%s'", devname);
59d1c1c2 1519 }
a594cfbf
FB		 1520}
1521
d54908a5 1522void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1523{
59d1c1c2
ST		 1524 const char *devname = qdict_get_str(qdict, "devname");
1525 if (usb_device_del(devname) < 0) {
1ecda02b 1526 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1527 }
a594cfbf
FB		 1528}
1529
201a51fc
AZ		 1530/***********************************************************/
1531/* PCMCIA/Cardbus */
1532
1533static struct pcmcia_socket_entry_s {
bc24a225 1534 PCMCIASocket *socket;
201a51fc
AZ		 1535 struct pcmcia_socket_entry_s *next;
1536} *pcmcia_sockets = 0;
1537
bc24a225 1538void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1539{
1540 struct pcmcia_socket_entry_s *entry;
1541
7267c094 1542 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1543 entry->socket = socket;
1544 entry->next = pcmcia_sockets;
1545 pcmcia_sockets = entry;
1546}
1547
bc24a225 1548void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1549{
1550 struct pcmcia_socket_entry_s *entry, **ptr;
1551
1552 ptr = &pcmcia_sockets;
1553 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1554 if (entry->socket == socket) {
1555 *ptr = entry->next;
7267c094 1556 g_free(entry);
201a51fc
AZ		 1557 }
1558}
1559
84f2d0ea 1560void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1561{
1562 struct pcmcia_socket_entry_s *iter;
376253ec 1563
201a51fc 1564 if (!pcmcia_sockets)
376253ec 1565 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1566
1567 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1568 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1569 iter->socket->attached ? iter->socket->card_string :
1570 "Empty");
201a51fc
AZ		 1571}
1572
cc1daa40
FB		 1573/***********************************************************/
1574/* machine registration */
1575
0056ae24 1576MachineState *current_machine;
cc1daa40 1577
261747f1
MA		 1578static void machine_class_init(ObjectClass *oc, void *data)
1579{
1580 MachineClass *mc = MACHINE_CLASS(oc);
1581
1582 mc->qemu_machine = data;
1583}
1584
cc1daa40
FB		 1585int qemu_register_machine(QEMUMachine *m)
1586{
261747f1
MA		 1587 TypeInfo ti = {
1588 .name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL),
1589 .parent = TYPE_MACHINE,
1590 .class_init = machine_class_init,
1591 .class_data = (void *)m,
1592 };
1593
1594 type_register(&ti);
1595
cc1daa40
FB		 1596 return 0;
1597}
1598
0056ae24 1599static MachineClass *find_machine(const char *name)
cc1daa40 1600{
261747f1 1601 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1602 MachineClass *mc = NULL;
cc1daa40 1603
261747f1 1604 for (el = machines; el; el = el->next) {
0056ae24 1605 MachineClass *temp = el->data;
261747f1 1606
0056ae24
MA		 1607 if (!strcmp(temp->qemu_machine->name, name)) {
1608 mc = temp;
261747f1
MA		 1609 break;
1610 }
0056ae24
MA		 1611 if (temp->qemu_machine->alias &&
1612 !strcmp(temp->qemu_machine->alias, name)) {
1613 mc = temp;
261747f1
MA		 1614 break;
1615 }
cc1daa40 1616 }
261747f1
MA		 1617
1618 g_slist_free(machines);
0056ae24 1619 return mc;
cc1daa40
FB		 1620}
1621
0056ae24 1622MachineClass *find_default_machine(void)
0c257437 1623{
261747f1 1624 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1625 MachineClass *mc = NULL;
0c257437 1626
261747f1 1627 for (el = machines; el; el = el->next) {
0056ae24 1628 MachineClass *temp = el->data;
261747f1 1629
0056ae24
MA		 1630 if (temp->qemu_machine->is_default) {
1631 mc = temp;
261747f1 1632 break;
0c257437
AL		 1633 }
1634 }
261747f1
MA		 1635
1636 g_slist_free(machines);
0056ae24 1637 return mc;
0c257437
AL		 1638}
1639
01d3c80d
AL		 1640MachineInfoList *qmp_query_machines(Error **errp)
1641{
261747f1 1642 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d
AL		 1643 MachineInfoList *mach_list = NULL;
1644 QEMUMachine *m;
1645
261747f1
MA		 1646 for (el = machines; el; el = el->next) {
1647 MachineClass *mc = el->data;
01d3c80d
AL		 1648 MachineInfoList *entry;
1649 MachineInfo *info;
1650
261747f1 1651 m = mc->qemu_machine;
01d3c80d
AL		 1652 info = g_malloc0(sizeof(*info));
1653 if (m->is_default) {
1654 info->has_is_default = true;
1655 info->is_default = true;
1656 }
1657
1658 if (m->alias) {
1659 info->has_alias = true;
1660 info->alias = g_strdup(m->alias);
1661 }
1662
1663 info->name = g_strdup(m->name);
c72e7688 1664 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
01d3c80d
AL		 1665
1666 entry = g_malloc0(sizeof(*entry));
1667 entry->value = info;
1668 entry->next = mach_list;
1669 mach_list = entry;
1670 }
1671
261747f1 1672 g_slist_free(machines);
01d3c80d
AL		 1673 return mach_list;
1674}
1675
8a7ddc38
FB		 1676/***********************************************************/
1677/* main execution loop */
1678
0bd48850
FB		 1679struct vm_change_state_entry {
1680 VMChangeStateHandler *cb;
1681 void *opaque;
72cf2d4f 1682 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1683};
1684
72cf2d4f 1685static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1686
1687VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1688 void *opaque)
1689{
1690 VMChangeStateEntry *e;
1691
7267c094 1692 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1693
1694 e->cb = cb;
1695 e->opaque = opaque;
72cf2d4f 1696 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1697 return e;
1698}
1699
1700void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1701{
72cf2d4f 1702 QLIST_REMOVE (e, entries);
7267c094 1703 g_free (e);
0bd48850
FB		 1704}
1705
1dfb4dd9 1706void vm_state_notify(int running, RunState state)
0bd48850
FB		 1707{
1708 VMChangeStateEntry *e;
1709
1dfb4dd9 1710 trace_vm_state_notify(running, state);
94b0b5ff 1711
0bd48850 1712 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1713 e->cb(e->opaque, running, state);
0bd48850
FB		 1714 }
1715}
1716
8a7ddc38
FB		 1717void vm_start(void)
1718{
1354869c 1719 if (!runstate_is_running()) {
8a7ddc38 1720 cpu_enable_ticks();
0461d5a6
LC		 1721 runstate_set(RUN_STATE_RUNNING);
1722 vm_state_notify(1, RUN_STATE_RUNNING);
d6dc3d42 1723 resume_all_vcpus();
6ed2c484 1724 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB		 1725 }
1726}
1727
bb0c6722
FB		 1728/* reset/shutdown handler */
1729
1730typedef struct QEMUResetEntry {
72cf2d4f 1731 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1732 QEMUResetHandler *func;
1733 void *opaque;
bb0c6722
FB		 1734} QEMUResetEntry;
1735
72cf2d4f
BS		 1736static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1737 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1738static int reset_requested;
f64622c4
GN		 1739static int shutdown_requested, shutdown_signal = -1;
1740static pid_t shutdown_pid;
3475187d 1741static int powerdown_requested;
8cf71710 1742static int debug_requested;
95b363b5 1743static int suspend_requested;
4bc78a87 1744static WakeupReason wakeup_reason;
a9552c8e
IM		 1745static NotifierList powerdown_notifiers =
1746 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1747static NotifierList suspend_notifiers =
1748 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1749static NotifierList wakeup_notifiers =
1750 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1751static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
0461d5a6 1752static RunState vmstop_requested = RUN_STATE_MAX;
bb0c6722 1753
1291eb35
AP		 1754int qemu_shutdown_requested_get(void)
1755{
1756 return shutdown_requested;
1757}
1758
1759int qemu_reset_requested_get(void)
1760{
1761 return reset_requested;
1762}
1763
4fdcac0e 1764static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1765{
1766 int r = shutdown_requested;
1767 shutdown_requested = 0;
1768 return r;
1769}
1770
4fdcac0e 1771static void qemu_kill_report(void)
f64622c4 1772{
35b30712 1773 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1774 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1775 if (shutdown_pid == 0) {
1776 /* This happens for eg ^C at the terminal, so it's worth
1777 * avoiding printing an odd message in that case.
1778 */
1779 fputc('\n', stderr);
1780 } else {
953ffe0f 1781 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1782 }
f64622c4
GN		 1783 shutdown_signal = -1;
1784 }
1785}
1786
4fdcac0e 1787static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1788{
1789 int r = reset_requested;
1790 reset_requested = 0;
1791 return r;
1792}
1793
95b363b5
GH		 1794static int qemu_suspend_requested(void)
1795{
1796 int r = suspend_requested;
1797 suspend_requested = 0;
1798 return r;
1799}
1800
4bc78a87 1801static WakeupReason qemu_wakeup_requested(void)
14058196 1802{
4bc78a87 1803 return wakeup_reason;
14058196
LC		 1804}
1805
4fdcac0e 1806static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1807{
1808 int r = powerdown_requested;
1809 powerdown_requested = 0;
1810 return r;
1811}
1812
e568902a
AL		 1813static int qemu_debug_requested(void)
1814{
1815 int r = debug_requested;
1816 debug_requested = 0;
1817 return r;
1818}
1819
0461d5a6 1820/* We use RUN_STATE_MAX but any invalid value will do */
0d45b702 1821static bool qemu_vmstop_requested(RunState *r)
6e29f5da 1822{
0461d5a6 1823 if (vmstop_requested < RUN_STATE_MAX) {
0d45b702 1824 *r = vmstop_requested;
0461d5a6 1825 vmstop_requested = RUN_STATE_MAX;
0d45b702
LC		 1826 return true;
1827 }
1828
1829 return false;
6e29f5da
AL		 1830}
1831
a08d4367 1832void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1833{
7267c094 1834 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1835
bb0c6722
FB		 1836 re->func = func;
1837 re->opaque = opaque;
72cf2d4f 1838 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1839}
1840
dda9b29f 1841void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1842{
1843 QEMUResetEntry *re;
1844
72cf2d4f 1845 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1846 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1847 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1848 g_free(re);
dda9b29f
JK		 1849 return;
1850 }
1851 }
1852}
1853
be522029 1854void qemu_devices_reset(void)
dda9b29f
JK		 1855{
1856 QEMUResetEntry *re, *nre;
1857
1858 /* reset all devices */
72cf2d4f 1859 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1860 re->func(re->opaque);
1861 }
be522029
DG		 1862}
1863
1864void qemu_system_reset(bool report)
1865{
0056ae24
MA		 1866 MachineClass *mc;
1867
1868 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1869
1870 if (mc && mc->qemu_machine->reset) {
1871 mc->qemu_machine->reset();
be522029
DG		 1872 } else {
1873 qemu_devices_reset();
1874 }
e063eb1f
JK		 1875 if (report) {
1876 monitor_protocol_event(QEVENT_RESET, NULL);
1877 }
ea375f9a 1878 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1879}
1880
1881void qemu_system_reset_request(void)
1882{
d1beab82
FB		 1883 if (no_reboot) {
1884 shutdown_requested = 1;
1885 } else {
1886 reset_requested = 1;
1887 }
b4a3d965 1888 cpu_stop_current();
d9f75a4e 1889 qemu_notify_event();
bb0c6722
FB		 1890}
1891
95b363b5
GH		 1892static void qemu_system_suspend(void)
1893{
1894 pause_all_vcpus();
1895 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1896 runstate_set(RUN_STATE_SUSPENDED);
53370b78 1897 monitor_protocol_event(QEVENT_SUSPEND, NULL);
95b363b5
GH		 1898}
1899
1900void qemu_system_suspend_request(void)
1901{
9abc62f6 1902 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1903 return;
1904 }
1905 suspend_requested = 1;
1906 cpu_stop_current();
1907 qemu_notify_event();
1908}
1909
1910void qemu_register_suspend_notifier(Notifier *notifier)
1911{
1912 notifier_list_add(&suspend_notifiers, notifier);
1913}
1914
1915void qemu_system_wakeup_request(WakeupReason reason)
1916{
4fed9421
AK		 1917 trace_system_wakeup_request(reason);
1918
9abc62f6 1919 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1920 return;
1921 }
1922 if (!(wakeup_reason_mask & (1 << reason))) {
1923 return;
1924 }
ad02b96a 1925 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1926 wakeup_reason = reason;
95b363b5 1927 qemu_notify_event();
95b363b5
GH		 1928}
1929
1930void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1931{
1932 if (enabled) {
1933 wakeup_reason_mask |= (1 << reason);
1934 } else {
1935 wakeup_reason_mask &= ~(1 << reason);
1936 }
1937}
1938
1939void qemu_register_wakeup_notifier(Notifier *notifier)
1940{
1941 notifier_list_add(&wakeup_notifiers, notifier);
1942}
1943
f64622c4
GN		 1944void qemu_system_killed(int signal, pid_t pid)
1945{
1946 shutdown_signal = signal;
1947 shutdown_pid = pid;
d9389b96 1948 no_shutdown = 0;
f64622c4
GN		 1949 qemu_system_shutdown_request();
1950}
1951
bb0c6722
FB		 1952void qemu_system_shutdown_request(void)
1953{
1954 shutdown_requested = 1;
d9f75a4e 1955 qemu_notify_event();
bb0c6722
FB		 1956}
1957
013c2f15
IM		 1958static void qemu_system_powerdown(void)
1959{
1960 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1961 notifier_list_notify(&powerdown_notifiers, NULL);
1962}
1963
3475187d
FB		 1964void qemu_system_powerdown_request(void)
1965{
1966 powerdown_requested = 1;
d9f75a4e
AL		 1967 qemu_notify_event();
1968}
1969
a9552c8e
IM		 1970void qemu_register_powerdown_notifier(Notifier *notifier)
1971{
1972 notifier_list_add(&powerdown_notifiers, notifier);
1973}
1974
8cf71710
JK		 1975void qemu_system_debug_request(void)
1976{
1977 debug_requested = 1;
83f338f7 1978 qemu_notify_event();
8cf71710
JK		 1979}
1980
1dfb4dd9 1981void qemu_system_vmstop_request(RunState state)
8cf71710 1982{
1dfb4dd9 1983 vmstop_requested = state;
8cf71710
JK		 1984 qemu_notify_event();
1985}
1986
99435906
PB		 1987static bool main_loop_should_exit(void)
1988{
1989 RunState r;
1990 if (qemu_debug_requested()) {
1991 vm_stop(RUN_STATE_DEBUG);
1992 }
95b363b5
GH		 1993 if (qemu_suspend_requested()) {
1994 qemu_system_suspend();
1995 }
99435906
PB		 1996 if (qemu_shutdown_requested()) {
1997 qemu_kill_report();
1998 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1999 if (no_shutdown) {
2000 vm_stop(RUN_STATE_SHUTDOWN);
2001 } else {
2002 return true;
2003 }
2004 }
2005 if (qemu_reset_requested()) {
2006 pause_all_vcpus();
2007 cpu_synchronize_all_states();
2008 qemu_system_reset(VMRESET_REPORT);
2009 resume_all_vcpus();
ede085b3 2010 if (runstate_needs_reset()) {
99435906
PB		 2011 runstate_set(RUN_STATE_PAUSED);
2012 }
2013 }
14058196
LC		 2014 if (qemu_wakeup_requested()) {
2015 pause_all_vcpus();
2016 cpu_synchronize_all_states();
2017 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 2018 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2019 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 2020 resume_all_vcpus();
17c8660b 2021 monitor_protocol_event(QEVENT_WAKEUP, NULL);
14058196 2022 }
99435906 2023 if (qemu_powerdown_requested()) {
013c2f15 2024 qemu_system_powerdown();
99435906
PB		 2025 }
2026 if (qemu_vmstop_requested(&r)) {
2027 vm_stop(r);
2028 }
2029 return false;
2030}
2031
43b96858
AL		 2032static void main_loop(void)
2033{
c9f711a5 2034 bool nonblocking;
99435906 2035 int last_io = 0;
8e1b90ec
JK		 2036#ifdef CONFIG_PROFILER
2037 int64_t ti;
2038#endif
99435906 2039 do {
a7d4207d 2040 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2041#ifdef CONFIG_PROFILER
46481d39 2042 ti = profile_getclock();
89bfc105 2043#endif
c9f711a5 2044 last_io = main_loop_wait(nonblocking);
89bfc105 2045#ifdef CONFIG_PROFILER
46481d39 2046 dev_time += profile_getclock() - ti;
89bfc105 2047#endif
99435906 2048 } while (!main_loop_should_exit());
b4608c04
FB		 2049}
2050
9bd7e6d9
PB		 2051static void version(void)
2052{
f75ca1ae 2053 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2054}
2055
15f82208 2056static void help(int exitcode)
0824d6fc 2057{
a3adb7ad
ME		 2058 version();
2059 printf("usage: %s [options] [disk_image]\n\n"
2060 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2061 error_get_progname());
2062
77bd1119
ME		 2063#define QEMU_OPTIONS_GENERATE_HELP
2064#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2065
2066 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2067 "ctrl-alt-f toggle full screen\n"
2068 "ctrl-alt-n switch to virtual console 'n'\n"
2069 "ctrl-alt toggle mouse and keyboard grab\n"
2070 "\n"
a3adb7ad
ME		 2071 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2072
15f82208 2073 exit(exitcode);
0824d6fc
FB		 2074}
2075
cd6f1169
FB		 2076#define HAS_ARG 0x0001
2077
cd6f1169
FB		 2078typedef struct QEMUOption {
2079 const char *name;
2080 int flags;
2081 int index;
ad96090a 2082 uint32_t arch_mask;
cd6f1169
FB		 2083} QEMUOption;
2084
dbed7e40 2085static const QEMUOption qemu_options[] = {
ad96090a 2086 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2087#define QEMU_OPTIONS_GENERATE_OPTIONS
2088#include "qemu-options-wrapper.h"
cd6f1169 2089 { NULL },
fc01f7e7 2090};
a369da5f
BS		 2091
2092static bool vga_available(void)
2093{
36b7f27d 2094 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2095}
2096
2097static bool cirrus_vga_available(void)
2098{
36b7f27d
AJ		 2099 return object_class_by_name("cirrus-vga")
2100 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2101}
2102
2103static bool vmware_vga_available(void)
2104{
36b7f27d 2105 return object_class_by_name("vmware-svga");
a369da5f
BS		 2106}
2107
879049a3
AJ		 2108static bool qxl_vga_available(void)
2109{
2110 return object_class_by_name("qxl-vga");
2111}
2112
af87bf29
MCA		 2113static bool tcx_vga_available(void)
2114{
2115 return object_class_by_name("SUNW,tcx");
2116}
2117
2118static bool cg3_vga_available(void)
2119{
2120 return object_class_by_name("cgthree");
2121}
2122
3893c124 2123static void select_vgahw (const char *p)
2124{
2125 const char *opts;
2126
d44229c5 2127 assert(vga_interface_type == VGA_NONE);
3893c124 2128 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2129 if (vga_available()) {
2130 vga_interface_type = VGA_STD;
2131 } else {
2132 fprintf(stderr, "Error: standard VGA not available\n");
2133 exit(0);
2134 }
3893c124 2135 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2136 if (cirrus_vga_available()) {
2137 vga_interface_type = VGA_CIRRUS;
2138 } else {
2139 fprintf(stderr, "Error: Cirrus VGA not available\n");
2140 exit(0);
2141 }
3893c124 2142 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2143 if (vmware_vga_available()) {
2144 vga_interface_type = VGA_VMWARE;
2145 } else {
2146 fprintf(stderr, "Error: VMWare SVGA not available\n");
2147 exit(0);
2148 }
94909d9f 2149 } else if (strstart(p, "xenfb", &opts)) {
86176759 2150 vga_interface_type = VGA_XENFB;
a19cbfb3 2151 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2152 if (qxl_vga_available()) {
2153 vga_interface_type = VGA_QXL;
2154 } else {
2155 fprintf(stderr, "Error: QXL VGA not available\n");
2156 exit(0);
2157 }
af87bf29
MCA		 2158 } else if (strstart(p, "tcx", &opts)) {
2159 if (tcx_vga_available()) {
2160 vga_interface_type = VGA_TCX;
2161 } else {
2162 fprintf(stderr, "Error: TCX framebuffer not available\n");
2163 exit(0);
2164 }
2165 } else if (strstart(p, "cg3", &opts)) {
2166 if (cg3_vga_available()) {
2167 vga_interface_type = VGA_CG3;
2168 } else {
2169 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2170 exit(0);
2171 }
28b85ed8 2172 } else if (!strstart(p, "none", &opts)) {
3893c124 2173 invalid_vga:
2174 fprintf(stderr, "Unknown vga type: %s\n", p);
2175 exit(1);
2176 }
cb5a7aa8 2177 while (*opts) {
2178 const char *nextopt;
2179
2180 if (strstart(opts, ",retrace=", &nextopt)) {
2181 opts = nextopt;
2182 if (strstart(opts, "dumb", &nextopt))
2183 vga_retrace_method = VGA_RETRACE_DUMB;
2184 else if (strstart(opts, "precise", &nextopt))
2185 vga_retrace_method = VGA_RETRACE_PRECISE;
2186 else goto invalid_vga;
2187 } else goto invalid_vga;
2188 opts = nextopt;
2189 }
3893c124 2190}
2191
1472a95b
JS		 2192static DisplayType select_display(const char *p)
2193{
2194 const char *opts;
2195 DisplayType display = DT_DEFAULT;
2196
2197 if (strstart(p, "sdl", &opts)) {
2198#ifdef CONFIG_SDL
2199 display = DT_SDL;
2200 while (*opts) {
2201 const char *nextopt;
2202
2203 if (strstart(opts, ",frame=", &nextopt)) {
2204 opts = nextopt;
2205 if (strstart(opts, "on", &nextopt)) {
2206 no_frame = 0;
2207 } else if (strstart(opts, "off", &nextopt)) {
2208 no_frame = 1;
2209 } else {
05175535 2210 goto invalid_sdl_args;
1472a95b
JS		 2211 }
2212 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2213 opts = nextopt;
2214 if (strstart(opts, "on", &nextopt)) {
2215 alt_grab = 1;
2216 } else if (strstart(opts, "off", &nextopt)) {
2217 alt_grab = 0;
2218 } else {
05175535 2219 goto invalid_sdl_args;
1472a95b
JS		 2220 }
2221 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2222 opts = nextopt;
2223 if (strstart(opts, "on", &nextopt)) {
2224 ctrl_grab = 1;
2225 } else if (strstart(opts, "off", &nextopt)) {
2226 ctrl_grab = 0;
2227 } else {
05175535 2228 goto invalid_sdl_args;
1472a95b
JS		 2229 }
2230 } else if (strstart(opts, ",window_close=", &nextopt)) {
2231 opts = nextopt;
2232 if (strstart(opts, "on", &nextopt)) {
2233 no_quit = 0;
2234 } else if (strstart(opts, "off", &nextopt)) {
2235 no_quit = 1;
2236 } else {
05175535 2237 goto invalid_sdl_args;
1472a95b
JS		 2238 }
2239 } else {
05175535
PM		 2240 invalid_sdl_args:
2241 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2242 exit(1);
1472a95b
JS		 2243 }
2244 opts = nextopt;
2245 }
2246#else
2247 fprintf(stderr, "SDL support is disabled\n");
2248 exit(1);
2249#endif
3264ff12 2250 } else if (strstart(p, "vnc", &opts)) {
821601ea 2251#ifdef CONFIG_VNC
3264ff12
JS		 2252 display_remote++;
2253
2254 if (*opts) {
2255 const char *nextopt;
2256
2257 if (strstart(opts, "=", &nextopt)) {
2258 vnc_display = nextopt;
2259 }
2260 }
2261 if (!vnc_display) {
2262 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2263 exit(1);
2264 }
821601ea
JS		 2265#else
2266 fprintf(stderr, "VNC support is disabled\n");
2267 exit(1);
2268#endif
1472a95b
JS		 2269 } else if (strstart(p, "curses", &opts)) {
2270#ifdef CONFIG_CURSES
2271 display = DT_CURSES;
2272#else
2273 fprintf(stderr, "Curses support is disabled\n");
2274 exit(1);
15546425
AL		 2275#endif
2276 } else if (strstart(p, "gtk", &opts)) {
2277#ifdef CONFIG_GTK
2278 display = DT_GTK;
2279#else
2280 fprintf(stderr, "GTK support is disabled\n");
2281 exit(1);
1472a95b 2282#endif
4171d32e
JS		 2283 } else if (strstart(p, "none", &opts)) {
2284 display = DT_NONE;
1472a95b 2285 } else {
1472a95b
JS		 2286 fprintf(stderr, "Unknown display type: %s\n", p);
2287 exit(1);
2288 }
2289
2290 return display;
2291}
2292
7d4c3d53
MA		 2293static int balloon_parse(const char *arg)
2294{
382f0743 2295 QemuOpts *opts;
7d4c3d53 2296
382f0743
GH		 2297 if (strcmp(arg, "none") == 0) {
2298 return 0;
2299 }
2300
2301 if (!strncmp(arg, "virtio", 6)) {
2302 if (arg[6] == ',') {
2303 /* have params -> parse them */
3329f07b 2304 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2305 if (!opts)
2306 return -1;
2307 } else {
2308 /* create empty opts */
87ea75d5
PC		 2309 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2310 &error_abort);
7d4c3d53 2311 }
29f82b37 2312 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2313 return 0;
7d4c3d53 2314 }
382f0743
GH		 2315
2316 return -1;
7d4c3d53 2317}
7d4c3d53 2318
5cea8590
PB		 2319char *qemu_find_file(int type, const char *name)
2320{
4524051c 2321 int i;
5cea8590
PB		 2322 const char *subdir;
2323 char *buf;
2324
31783203
PM		 2325 /* Try the name as a straight path first */
2326 if (access(name, R_OK) == 0) {
4524051c 2327 trace_load_file(name, name);
7267c094 2328 return g_strdup(name);
5cea8590 2329 }
4524051c 2330
5cea8590
PB		 2331 switch (type) {
2332 case QEMU_FILE_TYPE_BIOS:
2333 subdir = "";
2334 break;
2335 case QEMU_FILE_TYPE_KEYMAP:
2336 subdir = "keymaps/";
2337 break;
2338 default:
2339 abort();
2340 }
4524051c
GH		 2341
2342 for (i = 0; i < data_dir_idx; i++) {
2343 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2344 if (access(buf, R_OK) == 0) {
2345 trace_load_file(name, buf);
2346 return buf;
2347 }
7267c094 2348 g_free(buf);
5cea8590 2349 }
4524051c 2350 return NULL;
5cea8590
PB		 2351}
2352
ff952ba2
MA		 2353static int device_help_func(QemuOpts *opts, void *opaque)
2354{
2355 return qdev_device_help(opts);
2356}
2357
f31d07d1
GH		 2358static int device_init_func(QemuOpts *opts, void *opaque)
2359{
2360 DeviceState *dev;
2361
2362 dev = qdev_device_add(opts);
2363 if (!dev)
2364 return -1;
b09995ae 2365 object_unref(OBJECT(dev));
f31d07d1
GH		 2366 return 0;
2367}
2368
1a688d3b
GH		 2369static int chardev_init_func(QemuOpts *opts, void *opaque)
2370{
bd2d80b2 2371 Error *local_err = NULL;
1a688d3b 2372
bd2d80b2 2373 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2374 if (local_err) {
4a44d85e 2375 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2376 error_free(local_err);
1a688d3b 2377 return -1;
bd2d80b2 2378 }
1a688d3b
GH		 2379 return 0;
2380}
2381
758e8e38 2382#ifdef CONFIG_VIRTFS
74db920c
GS		 2383static int fsdev_init_func(QemuOpts *opts, void *opaque)
2384{
2385 int ret;
2386 ret = qemu_fsdev_add(opts);
2387
2388 return ret;
2389}
2390#endif
2391
88589343
GH		 2392static int mon_init_func(QemuOpts *opts, void *opaque)
2393{
2394 CharDriverState *chr;
2395 const char *chardev;
2396 const char *mode;
2397 int flags;
2398
2399 mode = qemu_opt_get(opts, "mode");
2400 if (mode == NULL) {
2401 mode = "readline";
2402 }
2403 if (strcmp(mode, "readline") == 0) {
2404 flags = MONITOR_USE_READLINE;
2405 } else if (strcmp(mode, "control") == 0) {
2406 flags = MONITOR_USE_CONTROL;
2407 } else {
2408 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2409 exit(1);
2410 }
2411
39eaab9a
DB		 2412 if (qemu_opt_get_bool(opts, "pretty", 0))
2413 flags |= MONITOR_USE_PRETTY;
2414
88589343
GH		 2415 if (qemu_opt_get_bool(opts, "default", 0))
2416 flags |= MONITOR_IS_DEFAULT;
2417
2418 chardev = qemu_opt_get(opts, "chardev");
2419 chr = qemu_chr_find(chardev);
2420 if (chr == NULL) {
2421 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2422 exit(1);
2423 }
2424
456d6069 2425 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2426 monitor_init(chr, flags);
2427 return 0;
2428}
2429
6ca5582d 2430static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2431{
2432 static int monitor_device_index = 0;
2433 QemuOpts *opts;
2434 const char *p;
2435 char label[32];
2436 int def = 0;
2437
2438 if (strstart(optarg, "chardev:", &p)) {
2439 snprintf(label, sizeof(label), "%s", p);
2440 } else {
140e065d
JK		 2441 snprintf(label, sizeof(label), "compat_monitor%d",
2442 monitor_device_index);
2443 if (monitor_device_index == 0) {
88589343
GH		 2444 def = 1;
2445 }
2446 opts = qemu_chr_parse_compat(label, optarg);
2447 if (!opts) {
2448 fprintf(stderr, "parse error: %s\n", optarg);
2449 exit(1);
2450 }
2451 }
2452
8be7e7e4 2453 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2454 if (!opts) {
2455 fprintf(stderr, "duplicate chardev: %s\n", label);
2456 exit(1);
2457 }
6ca5582d 2458 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2459 qemu_opt_set(opts, "chardev", label);
2460 if (def)
2461 qemu_opt_set(opts, "default", "on");
2462 monitor_device_index++;
2463}
2464
bd3c948d
GH		 2465struct device_config {
2466 enum {
aee1b935
GH		 2467 DEV_USB, /* -usbdevice */
2468 DEV_BT, /* -bt */
2469 DEV_SERIAL, /* -serial */
2470 DEV_PARALLEL, /* -parallel */
2471 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2472 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2473 DEV_GDB, /* -gdb, -s */
3ef669e1 2474 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2475 } type;
2476 const char *cmdline;
d9a5954d 2477 Location loc;
72cf2d4f 2478 QTAILQ_ENTRY(device_config) next;
bd3c948d 2479};
4fdcac0e
BS		 2480
2481static QTAILQ_HEAD(, device_config) device_configs =
2482 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2483
2484static void add_device_config(int type, const char *cmdline)
2485{
2486 struct device_config *conf;
2487
7267c094 2488 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2489 conf->type = type;
2490 conf->cmdline = cmdline;
d9a5954d 2491 loc_save(&conf->loc);
72cf2d4f 2492 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2493}
2494
2495static int foreach_device_config(int type, int (*func)(const char *cmdline))
2496{
2497 struct device_config *conf;
2498 int rc;
2499
72cf2d4f 2500 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2501 if (conf->type != type)
2502 continue;
d9a5954d 2503 loc_push_restore(&conf->loc);
bd3c948d 2504 rc = func(conf->cmdline);
d9a5954d 2505 loc_pop(&conf->loc);
bd3c948d
GH		 2506 if (0 != rc)
2507 return rc;
2508 }
2509 return 0;
2510}
2511
998bbd74
GH		 2512static int serial_parse(const char *devname)
2513{
2514 static int index = 0;
2515 char label[32];
2516
2517 if (strcmp(devname, "none") == 0)
2518 return 0;
2519 if (index == MAX_SERIAL_PORTS) {
2520 fprintf(stderr, "qemu: too many serial ports\n");
2521 exit(1);
2522 }
2523 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2524 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2525 if (!serial_hds[index]) {
52d06136
PM		 2526 fprintf(stderr, "qemu: could not connect serial device"
2527 " to character backend '%s'\n", devname);
998bbd74
GH		 2528 return -1;
2529 }
2530 index++;
2531 return 0;
2532}
2533
6a5e8b0e
GH		 2534static int parallel_parse(const char *devname)
2535{
2536 static int index = 0;
2537 char label[32];
2538
2539 if (strcmp(devname, "none") == 0)
2540 return 0;
2541 if (index == MAX_PARALLEL_PORTS) {
2542 fprintf(stderr, "qemu: too many parallel ports\n");
2543 exit(1);
2544 }
2545 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2546 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2547 if (!parallel_hds[index]) {
52d06136
PM		 2548 fprintf(stderr, "qemu: could not connect parallel device"
2549 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2550 return -1;
2551 }
2552 index++;
2553 return 0;
2554}
2555
aee1b935
GH		 2556static int virtcon_parse(const char *devname)
2557{
3329f07b 2558 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2559 static int index = 0;
2560 char label[32];
392ecf54 2561 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2562
2563 if (strcmp(devname, "none") == 0)
2564 return 0;
2565 if (index == MAX_VIRTIO_CONSOLES) {
2566 fprintf(stderr, "qemu: too many virtio consoles\n");
2567 exit(1);
2568 }
392ecf54 2569
87ea75d5 2570 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2571 if (arch_type == QEMU_ARCH_S390X) {
2572 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2573 } else {
2574 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2575 }
392ecf54 2576
87ea75d5 2577 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2578 qemu_opt_set(dev_opts, "driver", "virtconsole");
2579
aee1b935 2580 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2581 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2582 if (!virtcon_hds[index]) {
52d06136
PM		 2583 fprintf(stderr, "qemu: could not connect virtio console"
2584 " to character backend '%s'\n", devname);
aee1b935
GH		 2585 return -1;
2586 }
392ecf54
AS		 2587 qemu_opt_set(dev_opts, "chardev", label);
2588
aee1b935
GH		 2589 index++;
2590 return 0;
2591}
2592
3ef669e1
AG		 2593static int sclp_parse(const char *devname)
2594{
2595 QemuOptsList *device = qemu_find_opts("device");
2596 static int index = 0;
2597 char label[32];
2598 QemuOpts *dev_opts;
2599
2600 if (strcmp(devname, "none") == 0) {
2601 return 0;
2602 }
2603 if (index == MAX_SCLP_CONSOLES) {
2604 fprintf(stderr, "qemu: too many sclp consoles\n");
2605 exit(1);
2606 }
2607
2608 assert(arch_type == QEMU_ARCH_S390X);
2609
2610 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2611 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2612
2613 snprintf(label, sizeof(label), "sclpcon%d", index);
2614 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2615 if (!sclp_hds[index]) {
2616 fprintf(stderr, "qemu: could not connect sclp console"
2617 " to character backend '%s'\n", devname);
2618 return -1;
2619 }
2620 qemu_opt_set(dev_opts, "chardev", label);
2621
2622 index++;
2623 return 0;
2624}
2625
c9f398e5 2626static int debugcon_parse(const char *devname)
4d8b3c63 2627{
c9f398e5
PA		 2628 QemuOpts *opts;
2629
27143a44 2630 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2631 exit(1);
2632 }
8be7e7e4 2633 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2634 if (!opts) {
2635 fprintf(stderr, "qemu: already have a debugcon device\n");
2636 exit(1);
2637 }
2638 qemu_opt_set(opts, "driver", "isa-debugcon");
2639 qemu_opt_set(opts, "chardev", "debugcon");
2640 return 0;
2641}
2642
0056ae24 2643static MachineClass *machine_parse(const char *name)
9052ea6b 2644{
0056ae24 2645 MachineClass *mc = NULL;
261747f1 2646 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2647
2648 if (name) {
0056ae24 2649 mc = find_machine(name);
9052ea6b 2650 }
0056ae24
MA		 2651 if (mc) {
2652 return mc;
9052ea6b
JK		 2653 }
2654 printf("Supported machines are:\n");
261747f1
MA		 2655 for (el = machines; el; el = el->next) {
2656 MachineClass *mc = el->data;
0056ae24 2657 QEMUMachine *m = mc->qemu_machine;
9052ea6b 2658 if (m->alias) {
3b26486a 2659 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
9052ea6b 2660 }
3b26486a 2661 printf("%-20s %s%s\n", m->name, m->desc,
9052ea6b
JK		 2662 m->is_default ? " (default)" : "");
2663 }
261747f1
MA		 2664
2665 g_slist_free(machines);
c8057f95 2666 exit(!name || !is_help_option(name));
9052ea6b
JK		 2667}
2668
135a129a 2669static int tcg_init(QEMUMachine *machine)
303d4e86 2670{
d5ab9713 2671 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 2672 return 0;
2673}
2674
2675static struct {
2676 const char *opt_name;
2677 const char *name;
2678 int (*available)(void);
135a129a 2679 int (*init)(QEMUMachine *);
d5286af5 2680 bool *allowed;
303d4e86
AP		 2681} accel_list[] = {
2682 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2683 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2684 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
d4fce24f 2685 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
303d4e86
AP		 2686};
2687
135a129a 2688static int configure_accelerator(QEMUMachine *machine)
303d4e86 2689{
36ad0e94 2690 const char *p;
303d4e86
AP		 2691 char buf[10];
2692 int i, ret;
217e21be
LG		 2693 bool accel_initialised = false;
2694 bool init_failed = false;
303d4e86 2695
36ad0e94 2696 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
303d4e86
AP		 2697 if (p == NULL) {
2698 /* Use the default "accelerator", tcg */
2699 p = "tcg";
2700 }
2701
1b785a97 2702 while (!accel_initialised && *p != '\0') {
303d4e86
AP		 2703 if (*p == ':') {
2704 p++;
2705 }
2706 p = get_opt_name(buf, sizeof (buf), p, ':');
2707 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2708 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93
LG		 2709 if (!accel_list[i].available()) {
2710 printf("%s not supported for this target\n",
2711 accel_list[i].name);
2712 continue;
2713 }
d5286af5 2714 *(accel_list[i].allowed) = true;
135a129a 2715 ret = accel_list[i].init(machine);
303d4e86 2716 if (ret < 0) {
217e21be 2717 init_failed = true;
e3c66d93
LG		 2718 fprintf(stderr, "failed to initialize %s: %s\n",
2719 accel_list[i].name,
2720 strerror(-ret));
d5286af5 2721 *(accel_list[i].allowed) = false;
303d4e86 2722 } else {
217e21be 2723 accel_initialised = true;
303d4e86
AP		 2724 }
2725 break;
2726 }
2727 }
2728 if (i == ARRAY_SIZE(accel_list)) {
2729 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2730 }
2731 }
2732
1b785a97 2733 if (!accel_initialised) {
217e21be
LG		 2734 if (!init_failed) {
2735 fprintf(stderr, "No accelerator found!\n");
2736 }
303d4e86
AP		 2737 exit(1);
2738 }
2739
2740 if (init_failed) {
2741 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2742 }
2743
1b785a97 2744 return !accel_initialised;
303d4e86
AP		 2745}
2746
fd42deeb
GH		 2747void qemu_add_exit_notifier(Notifier *notify)
2748{
2749 notifier_list_add(&exit_notifiers, notify);
2750}
2751
2752void qemu_remove_exit_notifier(Notifier *notify)
2753{
31552529 2754 notifier_remove(notify);
fd42deeb
GH		 2755}
2756
2757static void qemu_run_exit_notifiers(void)
2758{
9e8dd451 2759 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2760}
2761
4cab946a
GN		 2762void qemu_add_machine_init_done_notifier(Notifier *notify)
2763{
2764 notifier_list_add(&machine_init_done_notifiers, notify);
2765}
2766
2767static void qemu_run_machine_init_done_notifiers(void)
2768{
9e8dd451 2769 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2770}
2771
6530a97b
AL		 2772static const QEMUOption *lookup_opt(int argc, char **argv,
2773 const char **poptarg, int *poptind)
2774{
2775 const QEMUOption *popt;
2776 int optind = *poptind;
2777 char *r = argv[optind];
2778 const char *optarg;
2779
0f0bc3f1 2780 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2781 optind++;
2782 /* Treat --foo the same as -foo. */
2783 if (r[1] == '-')
2784 r++;
2785 popt = qemu_options;
2786 for(;;) {
2787 if (!popt->name) {
0f0bc3f1 2788 error_report("invalid option");
6530a97b
AL		 2789 exit(1);
2790 }
2791 if (!strcmp(popt->name, r + 1))
2792 break;
2793 popt++;
2794 }
2795 if (popt->flags & HAS_ARG) {
2796 if (optind >= argc) {
0f0bc3f1 2797 error_report("requires an argument");
6530a97b
AL		 2798 exit(1);
2799 }
2800 optarg = argv[optind++];
0f0bc3f1 2801 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2802 } else {
2803 optarg = NULL;
2804 }
2805
2806 *poptarg = optarg;
2807 *poptind = optind;
2808
2809 return popt;
2810}
2811
0750112a
AL		 2812static gpointer malloc_and_trace(gsize n_bytes)
2813{
2814 void *ptr = malloc(n_bytes);
a74cd8cc 2815 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2816 return ptr;
2817}
2818
2819static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2820{
2821 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2822 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2823 return ptr;
2824}
2825
2826static void free_and_trace(gpointer mem)
2827{
a74cd8cc 2828 trace_g_free(mem);
0750112a
AL		 2829 free(mem);
2830}
2831
68d98d3e
AL		 2832static int object_set_property(const char *name, const char *value, void *opaque)
2833{
2834 Object *obj = OBJECT(opaque);
2835 StringInputVisitor *siv;
2836 Error *local_err = NULL;
2837
2838 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2839 return 0;
2840 }
2841
2842 siv = string_input_visitor_new(value);
2843 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2844 string_input_visitor_cleanup(siv);
2845
2846 if (local_err) {
2847 qerror_report_err(local_err);
2848 error_free(local_err);
2849 return -1;
2850 }
2851
2852 return 0;
2853}
2854
2855static int object_create(QemuOpts *opts, void *opaque)
2856{
2857 const char *type = qemu_opt_get(opts, "qom-type");
2858 const char *id = qemu_opts_id(opts);
90e9cf28 2859 Error *local_err = NULL;
68d98d3e
AL		 2860 Object *obj;
2861
2862 g_assert(type != NULL);
2863
2864 if (id == NULL) {
2865 qerror_report(QERR_MISSING_PARAMETER, "id");
2866 return -1;
2867 }
2868
2869 obj = object_new(type);
2870 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
28ec2598 2871 object_unref(obj);
68d98d3e
AL		 2872 return -1;
2873 }
2874
269e09f3
IM		 2875 if (!object_dynamic_cast(obj, TYPE_USER_CREATABLE)) {
2876 error_setg(&local_err, "object '%s' isn't supported by -object",
2877 id);
2878 goto out;
2879 }
2880
2881 user_creatable_complete(obj, &local_err);
2882 if (local_err) {
2883 goto out;
2884 }
2885
68d98d3e 2886 object_property_add_child(container_get(object_get_root(), "/objects"),
90e9cf28
IM		 2887 id, obj, &local_err);
2888
269e09f3 2889out:
28ec2598 2890 object_unref(obj);
90e9cf28
IM		 2891 if (local_err) {
2892 qerror_report_err(local_err);
2893 error_free(local_err);
2894 return -1;
2895 }
68d98d3e
AL		 2896 return 0;
2897}
2898
902b3d5c 2899int main(int argc, char **argv, char **envp)
0824d6fc 2900{
e4bcb14c 2901 int i;
da1fcfda 2902 int snapshot, linux_boot;
4e3de9e9 2903 const char *icount_option = NULL;
7f7f9873 2904 const char *initrd_filename;
a20dd508 2905 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2906 const char *boot_order;
3023f332 2907 DisplayState *ds;
9f227bc3 2908 int cyls, heads, secs, translation;
2909 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
03b0ba70 2910 QemuOptsList *olist;
cd6f1169 2911 int optind;
6530a97b 2912 const char *optarg;
d63d307f 2913 const char *loadvm = NULL;
0056ae24 2914 MachineClass *machine_class;
cc1daa40 2915 QEMUMachine *machine;
94fc95cd 2916 const char *cpu_model;
d44229c5 2917 const char *vga_model = NULL;
d4fce24f
PB		 2918 const char *qtest_chrdev = NULL;
2919 const char *qtest_log = NULL;
93815bc2 2920 const char *pid_file = NULL;
5bb7910a 2921 const char *incoming = NULL;
821601ea 2922#ifdef CONFIG_VNC
993fbfdb 2923 int show_vnc_port = 0;
821601ea 2924#endif
3ed2d9ee 2925 bool defconfig = true;
f29a5614 2926 bool userconfig = true;
c235d738
MF		 2927 const char *log_mask = NULL;
2928 const char *log_file = NULL;
0750112a
AL		 2929 GMemVTable mem_trace = {
2930 .malloc = malloc_and_trace,
2931 .realloc = realloc_and_trace,
2932 .free = free_and_trace,
2933 };
23d15e86 2934 const char *trace_events = NULL;
e4858974 2935 const char *trace_file = NULL;
0b5538c3 2936
fd42deeb 2937 atexit(qemu_run_exit_notifiers);
65abca0a 2938 error_set_progname(argv[0]);
10f5bff6 2939 qemu_init_exec_dir(argv[0]);
65abca0a 2940
0750112a 2941 g_mem_set_vtable(&mem_trace);
db529aab 2942 if (!g_thread_supported()) {
42ed3727 2943#if !GLIB_CHECK_VERSION(2, 31, 0)
db529aab 2944 g_thread_init(NULL);
42ed3727
AL		 2945#else
2946 fprintf(stderr, "glib threading failed to initialize.\n");
2947 exit(1);
2948#endif
db529aab 2949 }
0750112a 2950
1b71f7c1
AF		 2951 module_call_init(MODULE_INIT_QOM);
2952
4d454574 2953 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2954 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2955 qemu_add_drive_opts(&qemu_common_drive_opts);
2956 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2957 qemu_add_opts(&qemu_chardev_opts);
2958 qemu_add_opts(&qemu_device_opts);
2959 qemu_add_opts(&qemu_netdev_opts);
2960 qemu_add_opts(&qemu_net_opts);
2961 qemu_add_opts(&qemu_rtc_opts);
2962 qemu_add_opts(&qemu_global_opts);
2963 qemu_add_opts(&qemu_mon_opts);
2964 qemu_add_opts(&qemu_trace_opts);
2965 qemu_add_opts(&qemu_option_rom_opts);
2966 qemu_add_opts(&qemu_machine_opts);
12b7f57e 2967 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2968 qemu_add_opts(&qemu_boot_opts);
2969 qemu_add_opts(&qemu_sandbox_opts);
2970 qemu_add_opts(&qemu_add_fd_opts);
2971 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2972 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2973 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2974 qemu_add_opts(&qemu_msg_opts);
5d12f961 2975 qemu_add_opts(&qemu_name_opts);
4d454574 2976
5db9d4d1
LC		 2977 runstate_init();
2978
6875204c 2979 init_clocks();
884f17c2 2980 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2981
b6a3e690 2982 qemu_init_auxval(envp);
664d2c44 2983 qemu_cache_utils_init();
902b3d5c 2984
72cf2d4f 2985 QLIST_INIT (&vm_change_state_head);
fe98ac14 2986 os_setup_early_signal_handling();
be995c27 2987
f80f9ec9 2988 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2989 machine_class = find_default_machine();
94fc95cd 2990 cpu_model = NULL;
4fc5d071 2991 ram_size = 0;
33e3963e 2992 snapshot = 0;
9f227bc3 2993 cyls = heads = secs = 0;
2994 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2995
268a362c
AL		 2996 for (i = 0; i < MAX_NODES; i++) {
2997 node_mem[i] = 0;
ee785fed 2998 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
268a362c
AL		 2999 }
3000
268a362c 3001 nb_numa_nodes = 0;
7c9d8e07 3002 nb_nics = 0;
3b46e624 3003
142c6b1a
PL		 3004 bdrv_init_with_whitelist();
3005
2c02d1ad 3006 autostart = 1;
41bd639b 3007
292444cb
AL		 3008 /* first pass of option parsing */
3009 optind = 1;
3010 while (optind < argc) {
3011 if (argv[optind][0] != '-') {
3012 /* disk image */
28e68d68 3013 optind++;
292444cb
AL		 3014 continue;
3015 } else {
3016 const QEMUOption *popt;
3017
3018 popt = lookup_opt(argc, argv, &optarg, &optind);
3019 switch (popt->index) {
3020 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3021 defconfig = false;
292444cb 3022 break;
f29a5614
EH		 3023 case QEMU_OPTION_nouserconfig:
3024 userconfig = false;
3025 break;
292444cb
AL		 3026 }
3027 }
3028 }
3029
3030 if (defconfig) {
dcfb0939 3031 int ret;
f29a5614 3032 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 3033 if (ret < 0) {
dcfb0939 3034 exit(1);
292444cb
AL		 3035 }
3036 }
3037
3038 /* second pass of option parsing */
cd6f1169 3039 optind = 1;
0824d6fc 3040 for(;;) {
cd6f1169 3041 if (optind >= argc)
0824d6fc 3042 break;
6530a97b 3043 if (argv[optind][0] != '-') {
9f227bc3 3044 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3045 } else {
3046 const QEMUOption *popt;
3047
6530a97b 3048 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3049 if (!(popt->arch_mask & arch_type)) {
3050 printf("Option %s not supported for this target\n", popt->name);
3051 exit(1);
3052 }
cd6f1169 3053 switch(popt->index) {
cc1daa40 3054 case QEMU_OPTION_M:
0056ae24 3055 machine_class = machine_parse(optarg);
cc1daa40 3056 break;
e43d594e
JK		 3057 case QEMU_OPTION_no_kvm_irqchip: {
3058 olist = qemu_find_opts("machine");
3059 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3060 break;
3061 }
94fc95cd
JM		 3062 case QEMU_OPTION_cpu:
3063 /* hw initialization will check this */
ecf40bea 3064 cpu_model = optarg;
94fc95cd 3065 break;
cd6f1169 3066 case QEMU_OPTION_hda:
9f227bc3 3067 {
3068 char buf[256];
3069 if (cyls == 0)
3070 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3071 else
3072 snprintf(buf, sizeof(buf),
3073 "%s,cyls=%d,heads=%d,secs=%d%s",
3074 HD_OPTS , cyls, heads, secs,
3075 translation == BIOS_ATA_TRANSLATION_LBA ?
3076 ",trans=lba" :
3077 translation == BIOS_ATA_TRANSLATION_NONE ?
3078 ",trans=none" : "");
3079 drive_add(IF_DEFAULT, 0, optarg, buf);
3080 break;
3081 }
cd6f1169 3082 case QEMU_OPTION_hdb:
cc1daa40
FB		 3083 case QEMU_OPTION_hdc:
3084 case QEMU_OPTION_hdd:
2292ddae
MA		 3085 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3086 HD_OPTS);
fc01f7e7 3087 break;
e4bcb14c 3088 case QEMU_OPTION_drive:
e2982c3a
MT		 3089 if (drive_def(optarg) == NULL) {
3090 exit(1);
3091 }
e4bcb14c 3092 break;
d058fe03
GH		 3093 case QEMU_OPTION_set:
3094 if (qemu_set_option(optarg) != 0)
3095 exit(1);
3096 break;
d0fef6fb
GH		 3097 case QEMU_OPTION_global:
3098 if (qemu_global_option(optarg) != 0)
3099 exit(1);
3100 break;
3e3d5815 3101 case QEMU_OPTION_mtdblock:
2292ddae 3102 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3103 break;
a1bb27b1 3104 case QEMU_OPTION_sd:
80f4d9fc 3105 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3106 break;
86f55663 3107 case QEMU_OPTION_pflash:
2292ddae 3108 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3109 break;
cd6f1169 3110 case QEMU_OPTION_snapshot:
33e3963e
FB		 3111 snapshot = 1;
3112 break;
cd6f1169 3113 case QEMU_OPTION_hdachs:
330d0414 3114 {
330d0414
FB		 3115 const char *p;
3116 p = optarg;
3117 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3118 if (cyls < 1 || cyls > 16383)
3119 goto chs_fail;
330d0414
FB		 3120 if (*p != ',')
3121 goto chs_fail;
3122 p++;
3123 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3124 if (heads < 1 || heads > 16)
3125 goto chs_fail;
330d0414
FB		 3126 if (*p != ',')
3127 goto chs_fail;
3128 p++;
3129 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3130 if (secs < 1 || secs > 63)
3131 goto chs_fail;
3132 if (*p == ',') {
3133 p++;
f31c41ff
PB		 3134 if (!strcmp(p, "large")) {
3135 translation = BIOS_ATA_TRANSLATION_LARGE;
3136 } else if (!strcmp(p, "rechs")) {
3137 translation = BIOS_ATA_TRANSLATION_RECHS;
3138 } else if (!strcmp(p, "none")) {
46d4767d 3139 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3140 } else if (!strcmp(p, "lba")) {
46d4767d 3141 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3142 } else if (!strcmp(p, "auto")) {
46d4767d 3143 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3144 } else {
46d4767d 3145 goto chs_fail;
f31c41ff 3146 }
46d4767d 3147 } else if (*p != '\0') {
c4b1fcc0 3148 chs_fail:
46d4767d
FB		 3149 fprintf(stderr, "qemu: invalid physical CHS format\n");
3150 exit(1);
c4b1fcc0 3151 }
9f227bc3 3152 if (hda_opts != NULL) {
9dfd7c7a
GH		 3153 char num[16];
3154 snprintf(num, sizeof(num), "%d", cyls);
3155 qemu_opt_set(hda_opts, "cyls", num);
3156 snprintf(num, sizeof(num), "%d", heads);
3157 qemu_opt_set(hda_opts, "heads", num);
3158 snprintf(num, sizeof(num), "%d", secs);
3159 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3160 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3161 qemu_opt_set(hda_opts, "trans", "large");
3162 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3163 qemu_opt_set(hda_opts, "trans", "rechs");
3164 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3165 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3166 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3167 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3168 }
9dfd7c7a 3169 }
330d0414
FB		 3170 }
3171 break;
268a362c 3172 case QEMU_OPTION_numa:
268a362c
AL		 3173 numa_add(optarg);
3174 break;
1472a95b
JS		 3175 case QEMU_OPTION_display:
3176 display_type = select_display(optarg);
3177 break;
cd6f1169 3178 case QEMU_OPTION_nographic:
993fbfdb 3179 display_type = DT_NOGRAPHIC;
a20dd508 3180 break;
4d3b6f6e 3181 case QEMU_OPTION_curses:
47b05369 3182#ifdef CONFIG_CURSES
993fbfdb 3183 display_type = DT_CURSES;
47b05369
JS		 3184#else
3185 fprintf(stderr, "Curses support is disabled\n");
3186 exit(1);
4d3b6f6e 3187#endif
47b05369 3188 break;
a171fe39 3189 case QEMU_OPTION_portrait:
9312805d
VK		 3190 graphic_rotate = 90;
3191 break;
3192 case QEMU_OPTION_rotate:
3193 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3194 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3195 graphic_rotate != 180 && graphic_rotate != 270) {
3196 fprintf(stderr,
3197 "qemu: only 90, 180, 270 deg rotation is available\n");
3198 exit(1);
3199 }
a171fe39 3200 break;
cd6f1169 3201 case QEMU_OPTION_kernel:
a0abe474
PM		 3202 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3203 break;
3204 case QEMU_OPTION_initrd:
3205 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3206 break;
cd6f1169 3207 case QEMU_OPTION_append:
a0abe474 3208 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3209 break;
412beee6
GL		 3210 case QEMU_OPTION_dtb:
3211 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3212 break;
cd6f1169 3213 case QEMU_OPTION_cdrom:
2292ddae 3214 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3215 break;
cd6f1169 3216 case QEMU_OPTION_boot:
8281abd5
MA		 3217 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3218 if (!opts) {
3219 exit(1);
36b486bb
FB		 3220 }
3221 break;
cd6f1169 3222 case QEMU_OPTION_fda:
cd6f1169 3223 case QEMU_OPTION_fdb:
2292ddae
MA		 3224 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3225 optarg, FD_OPTS);
c45886db 3226 break;
52ca8d6a
FB		 3227 case QEMU_OPTION_no_fd_bootchk:
3228 fd_bootchk = 0;
3229 break;
a1ea458f 3230 case QEMU_OPTION_netdev:
3329f07b 3231 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3232 exit(1);
3233 }
3234 break;
7c9d8e07 3235 case QEMU_OPTION_net:
3329f07b 3236 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3237 exit(1);
3238 }
702c651c 3239 break;
f9dadc98
RS		 3240#ifdef CONFIG_LIBISCSI
3241 case QEMU_OPTION_iscsi:
3242 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3243 if (!opts) {
3244 exit(1);
3245 }
3246 break;
3247#endif
c7f74643
FB		 3248#ifdef CONFIG_SLIRP
3249 case QEMU_OPTION_tftp:
ad196a9d 3250 legacy_tftp_prefix = optarg;
9bf05444 3251 break;
47d5d01a 3252 case QEMU_OPTION_bootp:
ad196a9d 3253 legacy_bootp_filename = optarg;
47d5d01a 3254 break;
9bf05444 3255 case QEMU_OPTION_redir:
0752706d
MA		 3256 if (net_slirp_redir(optarg) < 0)
3257 exit(1);
9bf05444 3258 break;
c7f74643 3259#endif
dc72ac14 3260 case QEMU_OPTION_bt:
bd3c948d 3261 add_device_config(DEV_BT, optarg);
dc72ac14 3262 break;
1d14ffa9
FB		 3263 case QEMU_OPTION_audio_help:
3264 AUD_help ();
3265 exit (0);
3266 break;
3267 case QEMU_OPTION_soundhw:
3268 select_soundhw (optarg);
3269 break;
cd6f1169 3270 case QEMU_OPTION_h:
15f82208 3271 help(0);
cd6f1169 3272 break;
9bd7e6d9
PB		 3273 case QEMU_OPTION_version:
3274 version();
3275 exit(0);
3276 break;
00f82b8a 3277 case QEMU_OPTION_m: {
70b4f4bb 3278 int64_t value;
ff961015 3279 uint64_t sz;
961b42b9 3280 char *end;
9f9b17a4 3281
961b42b9
MA		 3282 value = strtosz(optarg, &end);
3283 if (value < 0 || *end) {
00f82b8a 3284 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB		 3285 exit(1);
3286 }
ff961015
MA		 3287 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3288 ram_size = sz;
3289 if (ram_size != sz) {
00f82b8a
AJ		 3290 fprintf(stderr, "qemu: ram size too large\n");
3291 exit(1);
3292 }
cd6f1169 3293 break;
00f82b8a 3294 }
d1a0cf73
SB		 3295#ifdef CONFIG_TPM
3296 case QEMU_OPTION_tpmdev:
3297 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3298 exit(1);
3299 }
3300 break;
3301#endif
c902760f
MT		 3302 case QEMU_OPTION_mempath:
3303 mem_path = optarg;
3304 break;
c902760f
MT		 3305 case QEMU_OPTION_mem_prealloc:
3306 mem_prealloc = 1;
3307 break;
cd6f1169 3308 case QEMU_OPTION_d:
c235d738
MF		 3309 log_mask = optarg;
3310 break;
3311 case QEMU_OPTION_D:
3312 log_file = optarg;
cd6f1169 3313 break;
cd6f1169 3314 case QEMU_OPTION_s:
ef0c4a0d 3315 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3316 break;
59030a8c 3317 case QEMU_OPTION_gdb:
ef0c4a0d 3318 add_device_config(DEV_GDB, optarg);
cd6f1169 3319 break;
cd6f1169 3320 case QEMU_OPTION_L:
4524051c
GH		 3321 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3322 data_dir[data_dir_idx++] = optarg;
3323 }
cd6f1169 3324 break;
1192dad8 3325 case QEMU_OPTION_bios:
1442d3e6 3326 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3327 break;
1b530a6d
AJ		 3328 case QEMU_OPTION_singlestep:
3329 singlestep = 1;
3330 break;
cd6f1169 3331 case QEMU_OPTION_S:
3c07f8e8 3332 autostart = 0;
cd6f1169 3333 break;
3d11d0eb
FB		 3334 case QEMU_OPTION_k:
3335 keyboard_layout = optarg;
3336 break;
ee22c2f7
FB		 3337 case QEMU_OPTION_localtime:
3338 rtc_utc = 0;
3339 break;
3893c124 3340 case QEMU_OPTION_vga:
a369da5f 3341 vga_model = optarg;
7f1b17f2 3342 default_vga = 0;
1bfe856e 3343 break;
e9b137c2
FB		 3344 case QEMU_OPTION_g:
3345 {
3346 const char *p;
3347 int w, h, depth;
3348 p = optarg;
3349 w = strtol(p, (char **)&p, 10);
3350 if (w <= 0) {
3351 graphic_error:
3352 fprintf(stderr, "qemu: invalid resolution or depth\n");
3353 exit(1);
3354 }
3355 if (*p != 'x')
3356 goto graphic_error;
3357 p++;
3358 h = strtol(p, (char **)&p, 10);
3359 if (h <= 0)
3360 goto graphic_error;
3361 if (*p == 'x') {
3362 p++;
3363 depth = strtol(p, (char **)&p, 10);
5fafdf24 3364 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3365 depth != 24 && depth != 32)
3366 goto graphic_error;
3367 } else if (*p == '\0') {
3368 depth = graphic_depth;
3369 } else {
3370 goto graphic_error;
3371 }
3b46e624 3372
e9b137c2
FB		 3373 graphic_width = w;
3374 graphic_height = h;
3375 graphic_depth = depth;
3376 }
3377 break;
20d8a3ed
TS		 3378 case QEMU_OPTION_echr:
3379 {
3380 char *r;
3381 term_escape_char = strtol(optarg, &r, 0);
3382 if (r == optarg)
3383 printf("Bad argument to echr\n");
3384 break;
3385 }
82c643ff 3386 case QEMU_OPTION_monitor:
6ca5582d 3387 default_monitor = 0;
70e098af
LC		 3388 if (strncmp(optarg, "none", 4)) {
3389 monitor_parse(optarg, "readline");
3390 }
6ca5582d
GH		 3391 break;
3392 case QEMU_OPTION_qmp:
3393 monitor_parse(optarg, "control");
2d114dc1 3394 default_monitor = 0;
82c643ff 3395 break;
22a0e04b 3396 case QEMU_OPTION_mon:
3329f07b 3397 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3398 if (!opts) {
22a0e04b
GH		 3399 exit(1);
3400 }
2d114dc1 3401 default_monitor = 0;
22a0e04b 3402 break;
191bc01b 3403 case QEMU_OPTION_chardev:
3329f07b 3404 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3405 if (!opts) {
191bc01b
GH		 3406 exit(1);
3407 }
191bc01b 3408 break;
74db920c 3409 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3410 olist = qemu_find_opts("fsdev");
3411 if (!olist) {
3412 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3413 exit(1);
3414 }
3415 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3416 if (!opts) {
74db920c
GS		 3417 exit(1);
3418 }
3419 break;
3d54abc7 3420 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3421 QemuOpts *fsdev;
3422 QemuOpts *device;
84a87cc4 3423 const char *writeout, *sock_fd, *socket;
3d54abc7 3424
03b0ba70
GH		 3425 olist = qemu_find_opts("virtfs");
3426 if (!olist) {
3427 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3428 exit(1);
3429 }
3430 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3431 if (!opts) {
3d54abc7
GS		 3432 exit(1);
3433 }
3434
fbcbf101 3435 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3436 qemu_opt_get(opts, "mount_tag") == NULL) {
3437 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3438 exit(1);
3439 }
e14ea479 3440 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3441 qemu_opt_get(opts, "mount_tag"),
3442 1, NULL);
e14ea479
SH		 3443 if (!fsdev) {
3444 fprintf(stderr, "duplicate fsdev id: %s\n",
3445 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3446 exit(1);
3447 }
d3ab98e6
AK		 3448
3449 writeout = qemu_opt_get(opts, "writeout");
3450 if (writeout) {
3451#ifdef CONFIG_SYNC_FILE_RANGE
3452 qemu_opt_set(fsdev, "writeout", writeout);
3453#else
3454 fprintf(stderr, "writeout=immediate not supported on "
3455 "this platform\n");
3456 exit(1);
3457#endif
3458 }
fbcbf101 3459 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3460 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3461 qemu_opt_set(fsdev, "security_model",
3462 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3463 socket = qemu_opt_get(opts, "socket");
3464 if (socket) {
3465 qemu_opt_set(fsdev, "socket", socket);
3466 }
4c793dda
MK		 3467 sock_fd = qemu_opt_get(opts, "sock_fd");
3468 if (sock_fd) {
3469 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3470 }
e14ea479 3471
2c74c2cb
MK		 3472 qemu_opt_set_bool(fsdev, "readonly",
3473 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3474 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3475 &error_abort);
e14ea479
SH		 3476 qemu_opt_set(device, "driver", "virtio-9p-pci");
3477 qemu_opt_set(device, "fsdev",
3478 qemu_opt_get(opts, "mount_tag"));
3479 qemu_opt_set(device, "mount_tag",
3480 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3481 break;
3482 }
9db221ae
AK		 3483 case QEMU_OPTION_virtfs_synth: {
3484 QemuOpts *fsdev;
3485 QemuOpts *device;
3486
8be7e7e4
LC		 3487 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3488 1, NULL);
9db221ae
AK		 3489 if (!fsdev) {
3490 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3491 exit(1);
3492 }
3493 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3494
87ea75d5
PC		 3495 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3496 &error_abort);
9db221ae
AK		 3497 qemu_opt_set(device, "driver", "virtio-9p-pci");
3498 qemu_opt_set(device, "fsdev", "v_synth");
3499 qemu_opt_set(device, "mount_tag", "v_synth");
3500 break;
3501 }
82c643ff 3502 case QEMU_OPTION_serial:
998bbd74
GH		 3503 add_device_config(DEV_SERIAL, optarg);
3504 default_serial = 0;
18141ed6
JK		 3505 if (strncmp(optarg, "mon:", 4) == 0) {
3506 default_monitor = 0;
3507 }
82c643ff 3508 break;
9dd986cc 3509 case QEMU_OPTION_watchdog:
09aaa160
MA		 3510 if (watchdog) {
3511 fprintf(stderr,
3512 "qemu: only one watchdog option may be given\n");
3513 return 1;
3514 }
3515 watchdog = optarg;
9dd986cc
RJ		 3516 break;
3517 case QEMU_OPTION_watchdog_action:
3518 if (select_watchdog_action(optarg) == -1) {
3519 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3520 exit(1);
3521 }
3522 break;
51ecf136 3523 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3524 add_device_config(DEV_VIRTCON, optarg);
3525 default_virtcon = 0;
18141ed6
JK		 3526 if (strncmp(optarg, "mon:", 4) == 0) {
3527 default_monitor = 0;
3528 }
51ecf136 3529 break;
6508fe59 3530 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3531 add_device_config(DEV_PARALLEL, optarg);
3532 default_parallel = 0;
18141ed6
JK		 3533 if (strncmp(optarg, "mon:", 4) == 0) {
3534 default_monitor = 0;
3535 }
6508fe59 3536 break;
c9f398e5
PA		 3537 case QEMU_OPTION_debugcon:
3538 add_device_config(DEV_DEBUGCON, optarg);
3539 break;
d63d307f
FB		 3540 case QEMU_OPTION_loadvm:
3541 loadvm = optarg;
3542 break;
3543 case QEMU_OPTION_full_screen:
3544 full_screen = 1;
3545 break;
43523e93
TS		 3546 case QEMU_OPTION_no_frame:
3547 no_frame = 1;
3548 break;
3780e197
TS		 3549 case QEMU_OPTION_alt_grab:
3550 alt_grab = 1;
3551 break;
0ca9f8a4
DK		 3552 case QEMU_OPTION_ctrl_grab:
3553 ctrl_grab = 1;
3554 break;
667accab
TS		 3555 case QEMU_OPTION_no_quit:
3556 no_quit = 1;
3557 break;
7d957bd8 3558 case QEMU_OPTION_sdl:
24f6ff86 3559#ifdef CONFIG_SDL
993fbfdb 3560 display_type = DT_SDL;
7d957bd8 3561 break;
58fc096c 3562#else
58fc096c
JS		 3563 fprintf(stderr, "SDL support is disabled\n");
3564 exit(1);
667accab 3565#endif
f7cce898 3566 case QEMU_OPTION_pidfile:
93815bc2 3567 pid_file = optarg;
f7cce898 3568 break;
a09db21f
FB		 3569 case QEMU_OPTION_win2k_hack:
3570 win2k_install_hack = 1;
3571 break;
433acf0d
JK		 3572 case QEMU_OPTION_rtc_td_hack: {
3573 static GlobalProperty slew_lost_ticks[] = {
3574 {
3575 .driver = "mc146818rtc",
3576 .property = "lost_tick_policy",
3577 .value = "slew",
3578 },
3579 { /* end of list */ }
3580 };
3581
3582 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3583 break;
433acf0d 3584 }
8a92ea2f 3585 case QEMU_OPTION_acpitable:
0c764a9d 3586 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3587 if (!opts) {
3588 exit(1);
3589 }
0c764a9d 3590 do_acpitable_option(opts);
8a92ea2f 3591 break;
b6f6e3d3 3592 case QEMU_OPTION_smbios:
4f953d2f 3593 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3594 if (!opts) {
3595 exit(1);
3596 }
4f953d2f 3597 do_smbios_option(opts);
b6f6e3d3 3598 break;
7ba1e619 3599 case QEMU_OPTION_enable_kvm:
303d4e86 3600 olist = qemu_find_opts("machine");
303d4e86
AP		 3601 qemu_opts_parse(olist, "accel=kvm", 0);
3602 break;
3603 case QEMU_OPTION_machine:
3604 olist = qemu_find_opts("machine");
9052ea6b 3605 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3606 if (!opts) {
303d4e86
AP		 3607 exit(1);
3608 }
2645c6dc
JK		 3609 optarg = qemu_opt_get(opts, "type");
3610 if (optarg) {
0056ae24 3611 machine_class = machine_parse(optarg);
2645c6dc 3612 }
7ba1e619 3613 break;
a0dac021
JK		 3614 case QEMU_OPTION_no_kvm:
3615 olist = qemu_find_opts("machine");
3616 qemu_opts_parse(olist, "accel=tcg", 0);
3617 break;
4086bde8
JK		 3618 case QEMU_OPTION_no_kvm_pit: {
3619 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3620 "separately.\n");
3621 break;
3622 }
c21fb4f8
JK		 3623 case QEMU_OPTION_no_kvm_pit_reinjection: {
3624 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3625 {
3626 .driver = "kvm-pit",
3627 .property = "lost_tick_policy",
3628 .value = "discard",
3629 },
3630 { /* end of list */ }
3631 };
3632
3633 fprintf(stderr, "Warning: option deprecated, use "
3634 "lost_tick_policy property of kvm-pit instead.\n");
3635 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3636 break;
3637 }
bb36d470 3638 case QEMU_OPTION_usb:
fa5358c6
PM		 3639 olist = qemu_find_opts("machine");
3640 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3641 break;
a594cfbf 3642 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3643 olist = qemu_find_opts("machine");
3644 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3645 add_device_config(DEV_USB, optarg);
3646 break;
3647 case QEMU_OPTION_device:
3329f07b 3648 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3649 exit(1);
3650 }
a594cfbf 3651 break;
6a00d601 3652 case QEMU_OPTION_smp:
12b7f57e 3653 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3654 exit(1);
3655 }
6a00d601 3656 break;
24236869 3657 case QEMU_OPTION_vnc:
821601ea 3658#ifdef CONFIG_VNC
6b62dc2d 3659 display_remote++;
821601ea
JS		 3660 vnc_display = optarg;
3661#else
3662 fprintf(stderr, "VNC support is disabled\n");
3663 exit(1);
3664#endif
3665 break;
6515b203
FB		 3666 case QEMU_OPTION_no_acpi:
3667 acpi_enabled = 0;
3668 break;
16b29ae1
AL		 3669 case QEMU_OPTION_no_hpet:
3670 no_hpet = 1;
3671 break;
7d4c3d53
MA		 3672 case QEMU_OPTION_balloon:
3673 if (balloon_parse(optarg) < 0) {
3674 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3675 exit(1);
3676 }
df97b920 3677 break;
d1beab82
FB		 3678 case QEMU_OPTION_no_reboot:
3679 no_reboot = 1;
3680 break;
b2f76161
AJ		 3681 case QEMU_OPTION_no_shutdown:
3682 no_shutdown = 1;
3683 break;
9467cd46
AZ		 3684 case QEMU_OPTION_show_cursor:
3685 cursor_hide = 0;
3686 break;
8fcb1b90
BS		 3687 case QEMU_OPTION_uuid:
3688 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3689 fprintf(stderr, "Fail to parse UUID string."
3690 " Wrong format.\n");
3691 exit(1);
3692 }
fc3b3295 3693 qemu_uuid_set = true;
8fcb1b90 3694 break;
9ae02555
TS		 3695 case QEMU_OPTION_option_rom:
3696 if (nb_option_roms >= MAX_OPTION_ROMS) {
3697 fprintf(stderr, "Too many option ROMs\n");
3698 exit(1);
3699 }
2e55e842 3700 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3701 if (!opts) {
3702 exit(1);
3703 }
2e55e842
GN		 3704 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3705 option_rom[nb_option_roms].bootindex =
3706 qemu_opt_get_number(opts, "bootindex", -1);
3707 if (!option_rom[nb_option_roms].name) {
3708 fprintf(stderr, "Option ROM file is not specified\n");
3709 exit(1);
3710 }
9ae02555
TS		 3711 nb_option_roms++;
3712 break;
8e71621f
PB		 3713 case QEMU_OPTION_semihosting:
3714 semihosting_enabled = 1;
3715 break;
88eed34a
JK		 3716 case QEMU_OPTION_tdf:
3717 fprintf(stderr, "Warning: user space PIT time drift fix "
3718 "is no longer supported.\n");
3719 break;
c35734b2 3720 case QEMU_OPTION_name:
5d12f961
DDAG		 3721 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3722 if (!opts) {
3723 exit(1);
3724 }
3725 parse_name(opts);
c35734b2 3726 break;
66508601
BS		 3727 case QEMU_OPTION_prom_env:
3728 if (nb_prom_envs >= MAX_PROM_ENVS) {
3729 fprintf(stderr, "Too many prom variables\n");
3730 exit(1);
3731 }
3732 prom_envs[nb_prom_envs] = optarg;
3733 nb_prom_envs++;
3734 break;
2b8f2d41
AZ		 3735 case QEMU_OPTION_old_param:
3736 old_param = 1;
05ebd537 3737 break;
f3dcfada 3738 case QEMU_OPTION_clock:
6d327171
AB		 3739 /* Clock options no longer exist. Keep this option for
3740 * backward compatibility.
3741 */
f3dcfada 3742 break;
7e0af5d0 3743 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3744 configure_rtc_date_offset(optarg, 1);
3745 break;
3746 case QEMU_OPTION_rtc:
3329f07b 3747 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3748 if (!opts) {
1ed2fc1f 3749 exit(1);
7e0af5d0 3750 }
1ed2fc1f 3751 configure_rtc(opts);
7e0af5d0 3752 break;
26a5f13b 3753 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3754 tcg_tb_size = strtol(optarg, NULL, 0);
3755 if (tcg_tb_size < 0) {
3756 tcg_tb_size = 0;
3757 }
26a5f13b 3758 break;
2e70f6ef 3759 case QEMU_OPTION_icount:
4e3de9e9 3760 icount_option = optarg;
2e70f6ef 3761 break;
5bb7910a
AL		 3762 case QEMU_OPTION_incoming:
3763 incoming = optarg;
81323a6c 3764 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3765 break;
d8c208dd 3766 case QEMU_OPTION_nodefaults:
d44229c5 3767 has_defaults = 0;
d8c208dd 3768 break;
e37630ca 3769 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3770 if (!(xen_available())) {
3771 printf("Option %s not supported for this target\n", popt->name);
3772 exit(1);
3773 }
e37630ca
AL		 3774 xen_domid = atoi(optarg);
3775 break;
3776 case QEMU_OPTION_xen_create:
ad96090a
BS		 3777 if (!(xen_available())) {
3778 printf("Option %s not supported for this target\n", popt->name);
3779 exit(1);
3780 }
e37630ca
AL		 3781 xen_mode = XEN_CREATE;
3782 break;
3783 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3784 if (!(xen_available())) {
3785 printf("Option %s not supported for this target\n", popt->name);
3786 exit(1);
3787 }
e37630ca
AL		 3788 xen_mode = XEN_ATTACH;
3789 break;
ab6540d5 3790 case QEMU_OPTION_trace:
e4858974 3791 {
ab6540d5 3792 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3793 if (!opts) {
3794 exit(1);
ab6540d5 3795 }
23d15e86 3796 trace_events = qemu_opt_get(opts, "events");
e4858974 3797 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3798 break;
e4858974 3799 }
715a664a
GH		 3800 case QEMU_OPTION_readconfig:
3801 {
dcfb0939
KW		 3802 int ret = qemu_read_config_file(optarg);
3803 if (ret < 0) {
3804 fprintf(stderr, "read config %s: %s\n", optarg,
3805 strerror(-ret));
715a664a
GH		 3806 exit(1);
3807 }
715a664a
GH		 3808 break;
3809 }
29b0040b
GH		 3810 case QEMU_OPTION_spice:
3811 olist = qemu_find_opts("spice");
3812 if (!olist) {
3813 fprintf(stderr, "spice is not supported by this qemu build.\n");
3814 exit(1);
3815 }
3816 opts = qemu_opts_parse(olist, optarg, 0);
3817 if (!opts) {
29b0040b
GH		 3818 exit(1);
3819 }
f963e4d0 3820 display_remote++;
29b0040b 3821 break;
715a664a
GH		 3822 case QEMU_OPTION_writeconfig:
3823 {
3824 FILE *fp;
3825 if (strcmp(optarg, "-") == 0) {
3826 fp = stdout;
3827 } else {
3828 fp = fopen(optarg, "w");
3829 if (fp == NULL) {
3830 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3831 exit(1);
3832 }
3833 }
3834 qemu_config_write(fp);
3835 fclose(fp);
3836 break;
3837 }
c7f0f3b1
AL		 3838 case QEMU_OPTION_qtest:
3839 qtest_chrdev = optarg;
3840 break;
3841 case QEMU_OPTION_qtest_log:
3842 qtest_log = optarg;
3843 break;
7d76ad4f
EO		 3844 case QEMU_OPTION_sandbox:
3845 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3846 if (!opts) {
49295ebc 3847 exit(1);
7d76ad4f
EO		 3848 }
3849 break;
587ed6be
CB		 3850 case QEMU_OPTION_add_fd:
3851#ifndef _WIN32
3852 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3853 if (!opts) {
49295ebc 3854 exit(1);
587ed6be
CB		 3855 }
3856#else
3857 error_report("File descriptor passing is disabled on this "
3858 "platform");
3859 exit(1);
3860#endif
3861 break;
68d98d3e
AL		 3862 case QEMU_OPTION_object:
3863 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3864 if (!opts) {
3865 exit(1);
3866 }
68d98d3e 3867 break;
888a6bc6
SM		 3868 case QEMU_OPTION_realtime:
3869 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3870 if (!opts) {
3871 exit(1);
3872 }
3873 configure_realtime(opts);
3874 break;
5e2ac519
SA		 3875 case QEMU_OPTION_msg:
3876 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3877 if (!opts) {
3878 exit(1);
3879 }
3880 configure_msg(opts);
3881 break;
59a5264b
JS		 3882 default:
3883 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3884 }
0824d6fc
FB		 3885 }
3886 }
0f0bc3f1 3887 loc_set_none();
c235d738 3888
1c53786f
PB		 3889 if (qemu_init_main_loop()) {
3890 fprintf(stderr, "qemu_init_main_loop failed\n");
3891 exit(1);
3892 }
3893
7d76ad4f
EO		 3894 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3895 exit(1);
3896 }
3897
587ed6be
CB		 3898#ifndef _WIN32
3899 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3900 exit(1);
3901 }
3902
3903 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3904 exit(1);
3905 }
3906#endif
3907
0056ae24 3908 if (machine_class == NULL) {
fb7c269e
DH		 3909 fprintf(stderr, "No machine found.\n");
3910 exit(1);
3911 }
3912
0056ae24
MA		 3913 current_machine = MACHINE(object_new(object_class_get_name(
3914 OBJECT_CLASS(machine_class))));
3915 object_property_add_child(object_get_root(), "machine",
3916 OBJECT(current_machine), &error_abort);
3917
3918 machine = machine_class->qemu_machine;
93bfef4c
CV		 3919 if (machine->hw_version) {
3920 qemu_set_version(machine->hw_version);
3921 }
3922
68d98d3e
AL		 3923 if (qemu_opts_foreach(qemu_find_opts("object"),
3924 object_create, NULL, 0) != 0) {
3925 exit(1);
3926 }
3927
ecf40bea
EH		 3928 /* Init CPU def lists, based on config
3929 * - Must be called after all the qemu_read_config_file() calls
3930 * - Must be called before list_cpus()
3931 * - Must be called before machine->init()
3932 */
3933 cpudef_init();
3934
c8057f95 3935 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3936 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3937 exit(0);
3938 }
3939
c235d738
MF		 3940 /* Open the logfile at this point, if necessary. We can't open the logfile
3941 * when encountering either of the logging options (-d or -D) because the
3942 * other one may be encountered later on the command line, changing the
3943 * location or level of logging.
3944 */
3945 if (log_mask) {
b946bffa 3946 int mask;
c235d738 3947 if (log_file) {
9a7e5424 3948 qemu_set_log_filename(log_file);
c235d738 3949 }
b946bffa
PM		 3950
3951 mask = qemu_str_to_log_mask(log_mask);
3952 if (!mask) {
3953 qemu_print_log_usage(stdout);
3954 exit(1);
3955 }
3956 qemu_set_log(mask);
c235d738 3957 }
330d0414 3958
8a745f2a
MM		 3959 if (!is_daemonized()) {
3960 if (!trace_backend_init(trace_events, trace_file)) {
3961 exit(1);
3962 }
31d3c9b8 3963 }
0b5538c3 3964
5cea8590
PB		 3965 /* If no data_dir is specified then try to find it relative to the
3966 executable path. */
4524051c 3967 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3968 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3969 if (data_dir[data_dir_idx] != NULL) {
3970 data_dir_idx++;
3971 }
5cea8590 3972 }
60474fb5 3973 /* If all else fails use the install path specified when building. */
4524051c
GH		 3974 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3975 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3976 }
3977
12b7f57e 3978 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3979
3d878caa 3980 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL		 3981 if (smp_cpus > machine->max_cpus) {
3982 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3983 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3984 machine->max_cpus);
3985 exit(1);
3986 }
3987
67b724e6
AP		 3988 /*
3989 * Get the default machine options from the machine if it is not already
3990 * specified either by the configuration file or by the command line.
3991 */
3992 if (machine->default_machine_opts) {
25de5935
JK		 3993 qemu_opts_set_defaults(qemu_find_opts("machine"),
3994 machine->default_machine_opts, 0);
67b724e6
AP		 3995 }
3996
3329f07b
GH		 3997 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3998 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3999
d44229c5
MW		 4000 if (!vga_model && !default_vga) {
4001 vga_interface_type = VGA_DEVICE;
4002 }
4003 if (!has_defaults || machine->no_serial) {
986c5f78
GH		 4004 default_serial = 0;
4005 }
d44229c5 4006 if (!has_defaults || machine->no_parallel) {
986c5f78
GH		 4007 default_parallel = 0;
4008 }
d44229c5 4009 if (!has_defaults || !machine->use_virtcon) {
986c5f78
GH		 4010 default_virtcon = 0;
4011 }
d44229c5 4012 if (!has_defaults || !machine->use_sclp) {
3ef669e1
AG		 4013 default_sclp = 0;
4014 }
d44229c5 4015 if (!has_defaults || machine->no_floppy) {
ac33f8fa
GH		 4016 default_floppy = 0;
4017 }
d44229c5 4018 if (!has_defaults || machine->no_cdrom) {
ac33f8fa
GH		 4019 default_cdrom = 0;
4020 }
d44229c5 4021 if (!has_defaults || machine->no_sdcard) {
ac33f8fa
GH		 4022 default_sdcard = 0;
4023 }
d44229c5
MW		 4024 if (!has_defaults) {
4025 default_monitor = 0;
4026 default_net = 0;
4027 default_vga = 0;
4028 }
986c5f78 4029
ab51b1d5
MT		 4030 if (is_daemonized()) {
4031 /* According to documentation and historically, -nographic redirects
4032 * serial port, parallel port and monitor to stdio, which does not work
4033 * with -daemonize. We can redirect these to null instead, but since
4034 * -nographic is legacy, let's just error out.
4035 * We disallow -nographic only if all other ports are not redirected
4036 * explicitly, to not break existing legacy setups which uses
4037 * -nographic _and_ redirects all ports explicitly - this is valid
4038 * usage, -nographic is just a no-op in this case.
4039 */
4040 if (display_type == DT_NOGRAPHIC
4041 && (default_parallel || default_serial
4042 || default_monitor || default_virtcon)) {
4043 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4044 exit(1);
4045 }
4046#ifdef CONFIG_CURSES
4047 if (display_type == DT_CURSES) {
4048 fprintf(stderr, "curses display can not be used with -daemonize\n");
4049 exit(1);
4050 }
4051#endif
4052 }
4053
993fbfdb 4054 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4055 if (default_parallel)
4056 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4057 if (default_serial && default_monitor) {
4058 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4059 } else if (default_virtcon && default_monitor) {
4060 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4061 } else if (default_sclp && default_monitor) {
4062 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4063 } else {
4064 if (default_serial)
4065 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4066 if (default_virtcon)
4067 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4068 if (default_sclp) {
4069 add_device_config(DEV_SCLP, "stdio");
4070 }
e1c09175 4071 if (default_monitor)
6ca5582d 4072 monitor_parse("stdio", "readline");
e1c09175 4073 }
998bbd74
GH		 4074 } else {
4075 if (default_serial)
4076 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4077 if (default_parallel)
4078 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4079 if (default_monitor)
6ca5582d 4080 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4081 if (default_virtcon)
4082 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4083 if (default_sclp) {
4084 add_device_config(DEV_SCLP, "vc:80Cx24C");
4085 }
bc0129d9
AL		 4086 }
4087
15546425
AL		 4088 if (display_type == DT_DEFAULT && !display_remote) {
4089#if defined(CONFIG_GTK)
4090 display_type = DT_GTK;
4091#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4092 display_type = DT_SDL;
4093#elif defined(CONFIG_VNC)
4094 vnc_display = "localhost:0,to=99";
4095 show_vnc_port = 1;
4096#else
4097 display_type = DT_NONE;
4098#endif
4099 }
4100
047d4e15
PW		 4101 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4102 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4103 "for SDL, ignoring option\n");
4104 }
4105 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4106 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4107 "ignoring option\n");
4108 }
4109
15546425
AL		 4110#if defined(CONFIG_GTK)
4111 if (display_type == DT_GTK) {
4112 early_gtk_display_init();
4113 }
4114#endif
4115
a5829fd9
T		 4116 socket_init();
4117
3329f07b 4118 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4119 exit(1);
758e8e38 4120#ifdef CONFIG_VIRTFS
3329f07b 4121 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4122 exit(1);
4123 }
4124#endif
1a688d3b 4125
eb505be1 4126 os_daemonize();
71e3ceb8 4127
aa26bb2d 4128 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4129 os_pidfile_error();
93815bc2
TS		 4130 exit(1);
4131 }
4132
0ac543de
JK		 4133 /* init the memory */
4134 if (ram_size == 0) {
4135 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4136 }
4137
3d1d9652
BR		 4138 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4139 != 0) {
4140 exit(0);
4141 }
4142
135a129a 4143 configure_accelerator(machine);
214910a7 4144
d4fce24f 4145 if (qtest_chrdev) {
23802b4f
FZ		 4146 Error *local_err = NULL;
4147 qtest_init(qtest_chrdev, qtest_log, &local_err);
4148 if (local_err) {
4149 error_report("%s", error_get_pretty(local_err));
4150 error_free(local_err);
4151 exit(1);
4152 }
a907cf59
EI		 4153 }
4154
2ff3de68
MA		 4155 machine_opts = qemu_get_machine_opts();
4156 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4157 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4158 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4159 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4160
e3fdc535 4161 boot_order = machine->default_boot_order;
8281abd5
MA		 4162 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4163 if (opts) {
4164 char *normal_boot_order;
4165 const char *order, *once;
4166
4167 order = qemu_opt_get(opts, "order");
4168 if (order) {
4169 validate_bootdevices(order);
4170 boot_order = order;
4171 }
4172
4173 once = qemu_opt_get(opts, "once");
4174 if (once) {
4175 validate_bootdevices(once);
4176 normal_boot_order = g_strdup(boot_order);
4177 boot_order = once;
083b79c9 4178 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4179 }
4180
4181 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4182 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4183 }
4184
a0abe474
PM		 4185 if (!kernel_cmdline) {
4186 kernel_cmdline = "";
4187 }
4188
a20dd508 4189 linux_boot = (kernel_filename != NULL);
6c41b272 4190
f8d39c01
TS		 4191 if (!linux_boot && *kernel_cmdline != '\0') {
4192 fprintf(stderr, "-append only allowed with -kernel option\n");
4193 exit(1);
4194 }
4195
4196 if (!linux_boot && initrd_filename != NULL) {
4197 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4198 exit(1);
4199 }
4200
2ff3de68 4201 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4202 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4203 exit(1);
4204 }
4205
9156d763 4206 os_set_line_buffering();
3b46e624 4207
49cf5728
PB		 4208 qemu_init_cpu_loop();
4209 qemu_mutex_lock_iothread();
4210
ad1be899
AL		 4211#ifdef CONFIG_SPICE
4212 /* spice needs the timers to be initialized by this point */
4213 qemu_spice_init();
4214#endif
4215
0abe905d
MF		 4216 if (icount_option && (kvm_enabled() || xen_enabled())) {
4217 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4218 exit(1);
4219 }
4e3de9e9 4220 configure_icount(icount_option);
634fce96 4221
f30dbae6
AK		 4222 /* clean up network at qemu process termination */
4223 atexit(&net_cleanup);
4224
dc1c9fe8
MM		 4225 if (net_init_clients() < 0) {
4226 exit(1);
702c651c 4227 }
f1510b2c 4228
d1a0cf73
SB		 4229#ifdef CONFIG_TPM
4230 if (tpm_init() < 0) {
4231 exit(1);
4232 }
4233#endif
4234
dc72ac14 4235 /* init the bluetooth world */
bd3c948d
GH		 4236 if (foreach_device_config(DEV_BT, bt_parse))
4237 exit(1);
dc72ac14 4238
834e76ea
AP		 4239 if (!xen_enabled()) {
4240 /* On 32-bit hosts, QEMU is limited by virtual address space */
4241 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4242 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4243 exit(1);
4244 }
4245 }
9ae02555 4246
d5ab9713 4247 cpu_exec_init_all();
26a5f13b 4248
c163b5ca
LS		 4249 blk_mig_init();
4250
e4bcb14c 4251 /* open the virtual block devices */
9dfd7c7a 4252 if (snapshot)
3329f07b 4253 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837
CB		 4254 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4255 &machine->block_default_type, 1) != 0) {
9dfd7c7a 4256 exit(1);
2d0d2837 4257 }
3e3d5815 4258
3c42ea66
CB		 4259 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4260 CDROM_OPTS);
4261 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4262 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4263
7908c78d 4264 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
8a7ddc38 4265
268a362c
AL		 4266 if (nb_numa_nodes > 0) {
4267 int i;
4268
ea0e5418
SL		 4269 if (nb_numa_nodes > MAX_NODES) {
4270 nb_numa_nodes = MAX_NODES;
268a362c
AL		 4271 }
4272
4273 /* If no memory size if given for any node, assume the default case
4274 * and distribute the available memory equally across all nodes
4275 */
4276 for (i = 0; i < nb_numa_nodes; i++) {
4277 if (node_mem[i] != 0)
4278 break;
4279 }
4280 if (i == nb_numa_nodes) {
4281 uint64_t usedmem = 0;
4282
4283 /* On Linux, the each node's border has to be 8MB aligned,
4284 * the final node gets the rest.
4285 */
4286 for (i = 0; i < nb_numa_nodes - 1; i++) {
4287 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4288 usedmem += node_mem[i];
4289 }
4290 node_mem[i] = ram_size - usedmem;
4291 }
4292
4293 for (i = 0; i < nb_numa_nodes; i++) {
ee785fed 4294 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
268a362c 4295 break;
ee785fed 4296 }
268a362c
AL		 4297 }
4298 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4299 * must cope with this anyway, because there are BIOSes out there in
4300 * real machines which also use this scheme.
4301 */
4302 if (i == nb_numa_nodes) {
991dfefd 4303 for (i = 0; i < max_cpus; i++) {
ee785fed 4304 set_bit(i, node_cpumask[i % nb_numa_nodes]);
268a362c
AL		 4305 }
4306 }
4307 }
4308
3329f07b 4309 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4310 exit(1);
4311 }
4312
998bbd74
GH		 4313 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4314 exit(1);
6a5e8b0e
GH		 4315 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4316 exit(1);
aee1b935
GH		 4317 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4318 exit(1);
3ef669e1
AG		 4319 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4320 exit(1);
4321 }
c9f398e5
PA		 4322 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4323 exit(1);
2796dae0 4324
7f1b17f2 4325 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4326 if (default_vga) {
4327 if (cirrus_vga_available()) {
4328 vga_model = "cirrus";
4329 } else if (vga_available()) {
4330 vga_model = "std";
4331 }
a369da5f 4332 }
d44229c5
MW		 4333 if (vga_model) {
4334 select_vgahw(vga_model);
4335 }
a369da5f 4336
09aaa160
MA		 4337 if (watchdog) {
4338 i = select_watchdog(watchdog);
4339 if (i > 0)
4340 exit (i == 1 ? 1 : 0);
4341 }
4342
b6b61144 4343 if (machine->compat_props) {
458fb679 4344 qdev_prop_register_global_list(machine->compat_props);
b6b61144 4345 }
d0fef6fb
GH		 4346 qemu_add_globals();
4347
1de81d28
AL		 4348 qdev_machine_init();
4349
e689f7c6
MA		 4350 QEMUMachineInitArgs args = { .machine = machine,
4351 .ram_size = ram_size,
c1654732 4352 .boot_order = boot_order,
5f072e1f
EH		 4353 .kernel_filename = kernel_filename,
4354 .kernel_cmdline = kernel_cmdline,
4355 .initrd_filename = initrd_filename,
4356 .cpu_model = cpu_model };
0056ae24
MA		 4357
4358 current_machine->init_args = args;
4359 machine->init(&current_machine->init_args);
3023f332 4360
b3e6d591
PB		 4361 audio_init();
4362
ea375f9a 4363 cpu_synchronize_all_post_init();
268a362c 4364
87d0a28e 4365 set_numa_modes();
268a362c 4366
3023f332 4367 /* init USB devices */
094b287f 4368 if (usb_enabled(false)) {
0752706d
MA		 4369 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4370 exit(1);
3023f332
AL		 4371 }
4372
bd3c948d 4373 /* init generic devices */
3329f07b 4374 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4375 exit(1);
4376
668680f7
MA		 4377 net_check_clients();
4378
64840c66 4379 ds = init_displaystate();
993fbfdb 4380
6b62dc2d 4381 /* init local displays */
993fbfdb
AL		 4382 switch (display_type) {
4383 case DT_NOGRAPHIC:
8111d028 4384 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4385 break;
4d3b6f6e 4386#if defined(CONFIG_CURSES)
993fbfdb 4387 case DT_CURSES:
ab51b1d5 4388 curses_display_init(ds, full_screen);
993fbfdb 4389 break;
4d3b6f6e 4390#endif
5b0753e0 4391#if defined(CONFIG_SDL)
993fbfdb
AL		 4392 case DT_SDL:
4393 sdl_display_init(ds, full_screen, no_frame);
4394 break;
5b0753e0 4395#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4396 case DT_SDL:
4397 cocoa_display_init(ds, full_screen);
4398 break;
15546425
AL		 4399#endif
4400#if defined(CONFIG_GTK)
4401 case DT_GTK:
787ba4f0 4402 gtk_display_init(ds, full_screen);
15546425 4403 break;
313aa567 4404#endif
6b62dc2d
GH		 4405 default:
4406 break;
4407 }
4408
0ce235a7
GN		 4409 /* must be after terminal init, SDL library changes signal handlers */
4410 os_setup_signal_handling();
4411
821601ea 4412#ifdef CONFIG_VNC
6b62dc2d
GH		 4413 /* init remote displays */
4414 if (vnc_display) {
2d55f0e8 4415 Error *local_err = NULL;
993fbfdb 4416 vnc_display_init(ds);
2d55f0e8
PB		 4417 vnc_display_open(ds, vnc_display, &local_err);
4418 if (local_err != NULL) {
4a44d85e
SA		 4419 error_report("Failed to start VNC server on `%s': %s",
4420 vnc_display, error_get_pretty(local_err));
2d55f0e8 4421 error_free(local_err);
993fbfdb 4422 exit(1);
94b204ca 4423 }
f92f8afe 4424
993fbfdb
AL		 4425 if (show_vnc_port) {
4426 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4427 }
313aa567 4428 }
821601ea 4429#endif
a3e22260 4430#ifdef CONFIG_SPICE
9fa03286
GH		 4431 if (using_spice) {
4432 qemu_spice_display_init();
a3e22260
GH		 4433 }
4434#endif
5b08fc10 4435
ef0c4a0d 4436 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4437 exit(1);
45669e00 4438 }
45669e00 4439
3418bd25
GH		 4440 qdev_machine_creation_done();
4441
15ff7705
GH		 4442 if (rom_load_all() != 0) {
4443 fprintf(stderr, "rom loading failed\n");
4444 exit(1);
4445 }
45a50b16 4446
80376c3f
IY		 4447 /* TODO: once all bus devices are qdevified, this should be done
4448 * when bus is created by qdev.c */
4449 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4450 qemu_run_machine_init_done_notifiers();
4451
d916b464
MT		 4452 /* Done notifiers can load ROMs */
4453 rom_load_done();
4454
e063eb1f 4455 qemu_system_reset(VMRESET_SILENT);
05f2401e 4456 if (loadvm) {
03cd4655 4457 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4458 autostart = 0;
4459 }
4460 }
d63d307f 4461
2bb8c10c 4462 if (incoming) {
43eaae28
PB		 4463 Error *local_err = NULL;
4464 qemu_start_incoming_migration(incoming, &local_err);
4465 if (local_err) {
4a44d85e
SA		 4466 error_report("-incoming %s: %s", incoming,
4467 error_get_pretty(local_err));
43eaae28
PB		 4468 error_free(local_err);
4469 exit(1);
8ca5e801 4470 }
6b99dadc 4471 } else if (autostart) {
c0f4ce77 4472 vm_start();
6b99dadc 4473 }
ffd843bc 4474
eb505be1 4475 os_setup_post();
71e3ceb8 4476
8a745f2a
MM		 4477 if (is_daemonized()) {
4478 if (!trace_backend_init(trace_events, trace_file)) {
4479 exit(1);
4480 }
4481 }
4482
8a7ddc38 4483 main_loop();
99435906
PB		 4484 bdrv_close_all();
4485 pause_all_vcpus();
3d3b8303 4486 res_free();
d1a0cf73
SB		 4487#ifdef CONFIG_TPM
4488 tpm_cleanup();
4489#endif
b46a8906 4490
0824d6fc
FB		 4491 return 0;
4492}
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