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Merge remote-tracking branch 'remotes/cohuck/tags/s390x-20141010' into staging
[mirror_qemu.git] / vl.c
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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5
FB		 29#include <sys/time.h>
30
d40cdb10
BS		 31#include "config-host.h"
32
452dfbef 33#ifdef CONFIG_SECCOMP
9c17d615 34#include "sysemu/seccomp.h"
452dfbef
EO		 35#endif
36
8a16d273
TS		 37#if defined(CONFIG_VDE)
38#include <libvdeplug.h>
39#endif
40
73332e5c 41#ifdef CONFIG_SDL
59a36a2f 42#if defined(__APPLE__) || defined(main)
6693665a 43#include <SDL.h>
880fec5d 44int qemu_main(int argc, char **argv, char **envp);
45int main(int argc, char **argv)
46{
59a36a2f 47 return qemu_main(argc, argv, NULL);
880fec5d 48}
49#undef main
50#define main qemu_main
96bcd4f8 51#endif
73332e5c 52#endif /* CONFIG_SDL */
0824d6fc 53
5b0753e0
FB		 54#ifdef CONFIG_COCOA
55#undef main
56#define main qemu_main
57#endif /* CONFIG_COCOA */
58
69e5bb68
AL		 59#include <glib.h>
60
c8897e8e 61#include "qemu/sockets.h"
511d2b14
BS		 62#include "hw/hw.h"
63#include "hw/boards.h"
a1a9cb0c 64#include "sysemu/accel.h"
511d2b14
BS		 65#include "hw/usb.h"
66#include "hw/pcmcia.h"
0d09e41a
PB		 67#include "hw/i386/pc.h"
68#include "hw/isa/isa.h"
511d2b14 69#include "hw/bt.h"
0d09e41a
PB		 70#include "sysemu/watchdog.h"
71#include "hw/i386/smbios.h"
72#include "hw/xen/xen.h"
bd3c948d 73#include "hw/qdev.h"
45a50b16 74#include "hw/loader.h"
b4a42f81 75#include "monitor/qdev.h"
dccfcd0e 76#include "sysemu/bt.h"
1422e32d 77#include "net/net.h"
68ac40d2 78#include "net/slirp.h"
83c9089e 79#include "monitor/monitor.h"
28ecbaee 80#include "ui/console.h"
9c17d615 81#include "sysemu/sysemu.h"
022c62cb 82#include "exec/gdbstub.h"
1de7afc9 83#include "qemu/timer.h"
dccfcd0e 84#include "sysemu/char.h"
b33276a7 85#include "qemu/bitmap.h"
9c17d615 86#include "sysemu/blockdev.h"
0d09e41a 87#include "hw/block/block.h"
caf71f86 88#include "migration/block.h"
bdee56f5 89#include "sysemu/tpm.h"
9c17d615 90#include "sysemu/dma.h"
511d2b14 91#include "audio/audio.h"
caf71f86 92#include "migration/migration.h"
9c17d615 93#include "sysemu/kvm.h"
7b1b5d19 94#include "qapi/qmp/qjson.h"
1de7afc9
PB		 95#include "qemu/option.h"
96#include "qemu/config-file.h"
59a5264b 97#include "qemu-options.h"
1fa9a5e4 98#include "qmp-commands.h"
1de7afc9 99#include "qemu/main-loop.h"
758e8e38 100#ifdef CONFIG_VIRTFS
74db920c
GS		 101#include "fsdev/qemu-fsdev.h"
102#endif
9c17d615 103#include "sysemu/qtest.h"
511d2b14 104
76cad711 105#include "disas/disas.h"
fc01f7e7 106
511d2b14 107
d918f23e 108#include "slirp/libslirp.h"
511d2b14 109
94b0b5ff 110#include "trace.h"
e4858974 111#include "trace/control.h"
1de7afc9 112#include "qemu/queue.h"
9c17d615
PB		 113#include "sysemu/cpus.h"
114#include "sysemu/arch_init.h"
1de7afc9 115#include "qemu/osdep.h"
72cf2d4f 116
29b0040b 117#include "ui/qemu-spice.h"
68d98d3e 118#include "qapi/string-input-visitor.h"
c4090f8e 119#include "qapi/opts-visitor.h"
84321831
WX		 120#include "qom/object_interfaces.h"
121#include "qapi-event.h"
29b0040b 122
1bfe856e 123#define DEFAULT_RAM_SIZE 128
313aa567 124
98b19252 125#define MAX_VIRTIO_CONSOLES 1
3ef669e1 126#define MAX_SCLP_CONSOLES 1
98b19252 127
4524051c
GH		 128static const char *data_dir[16];
129static int data_dir_idx;
1192dad8 130const char *bios_name = NULL;
cb5a7aa8 131enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 132DisplayType display_type = DT_DEFAULT;
4fdcac0e 133static int display_remote;
3d11d0eb 134const char* keyboard_layout = NULL;
c227f099 135ram_addr_t ram_size;
c902760f 136const char *mem_path = NULL;
c902760f 137int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 138bool enable_mlock = false;
c4b1fcc0 139int nb_nics;
7c9d8e07 140NICInfo nd_table[MAX_NICS];
d399f677 141int autostart;
f6503059
AZ		 142static int rtc_utc = 1;
143static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 144QEMUClockType rtc_clock;
64465297 145int vga_interface_type = VGA_NONE;
dbed7e40
BS		 146static int full_screen = 0;
147static int no_frame = 0;
667accab 148int no_quit = 0;
881249c7
JK		 149#ifdef CONFIG_GTK
150static bool grab_on_hover;
151#endif
8d11df9e 152CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 153CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 154CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 155CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 156int win2k_install_hack = 0;
1b530a6d 157int singlestep = 0;
6a00d601 158int smp_cpus = 1;
6be68d7e 159int max_cpus = 0;
dc6b1c09
AP		 160int smp_cores = 1;
161int smp_threads = 1;
821601ea 162#ifdef CONFIG_VNC
73fc9742 163const char *vnc_display;
821601ea 164#endif
6515b203 165int acpi_enabled = 1;
16b29ae1 166int no_hpet = 0;
52ca8d6a 167int fd_bootchk = 1;
4fdcac0e 168static int no_reboot;
b2f76161 169int no_shutdown = 0;
9467cd46 170int cursor_hide = 1;
a171fe39 171int graphic_rotate = 0;
09aaa160 172const char *watchdog;
2e55e842 173QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 174int nb_option_roms;
8e71621f 175int semihosting_enabled = 0;
2b8f2d41 176int old_param = 0;
c35734b2 177const char *qemu_name;
3780e197 178int alt_grab = 0;
0ca9f8a4 179int ctrl_grab = 0;
66508601
BS		 180unsigned int nb_prom_envs = 0;
181const char *prom_envs[MAX_PROM_ENVS];
95387491 182int boot_menu;
6f2bfda3 183static bool boot_strict;
3d3b8303 184uint8_t *boot_splash_filedata;
d09acb9b 185size_t boot_splash_filedata_size;
3d3b8303 186uint8_t qemu_extra_params_fw[2];
0824d6fc 187
a8bfac37 188int icount_align_option;
1ca4d09a
GN		 189typedef struct FWBootEntry FWBootEntry;
190
191struct FWBootEntry {
192 QTAILQ_ENTRY(FWBootEntry) link;
193 int32_t bootindex;
194 DeviceState *dev;
195 char *suffix;
196};
197
4fdcac0e
BS		 198static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
199 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 200
268a362c 201int nb_numa_nodes;
1af878e0 202int max_numa_nodeid;
8c85901e 203NodeInfo numa_info[MAX_NODES];
268a362c 204
8fcb1b90 205uint8_t qemu_uuid[16];
fc3b3295 206bool qemu_uuid_set;
8fcb1b90 207
76e30d0f
JK		 208static QEMUBootSetHandler *boot_set_handler;
209static void *boot_set_opaque;
210
fd42deeb
GH		 211static NotifierList exit_notifiers =
212 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
213
4cab946a
GN		 214static NotifierList machine_init_done_notifiers =
215 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
216
d5286af5 217bool xen_allowed;
d745bef8
BS		 218uint32_t xen_domid;
219enum xen_mode xen_mode = XEN_EMULATE;
220
d44229c5 221static int has_defaults = 1;
998bbd74 222static int default_serial = 1;
6a5e8b0e 223static int default_parallel = 1;
986c5f78 224static int default_virtcon = 1;
3ef669e1 225static int default_sclp = 1;
abdeed06 226static int default_monitor = 1;
ac33f8fa
GH		 227static int default_floppy = 1;
228static int default_cdrom = 1;
229static int default_sdcard = 1;
7f1b17f2 230static int default_vga = 1;
998bbd74
GH		 231
232static struct {
233 const char *driver;
234 int *flag;
235} default_list[] = {
6a5e8b0e
GH		 236 { .driver = "isa-serial", .flag = &default_serial },
237 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 238 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 239 { .driver = "ide-cd", .flag = &default_cdrom },
240 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 241 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 242 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 243 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
244 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
245 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 246 { .driver = "VGA", .flag = &default_vga },
247 { .driver = "isa-vga", .flag = &default_vga },
248 { .driver = "cirrus-vga", .flag = &default_vga },
249 { .driver = "isa-cirrus-vga", .flag = &default_vga },
250 { .driver = "vmware-svga", .flag = &default_vga },
251 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 252};
253
4d454574
PB		 254static QemuOptsList qemu_rtc_opts = {
255 .name = "rtc",
256 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
257 .desc = {
258 {
259 .name = "base",
260 .type = QEMU_OPT_STRING,
261 },{
262 .name = "clock",
263 .type = QEMU_OPT_STRING,
264 },{
265 .name = "driftfix",
266 .type = QEMU_OPT_STRING,
267 },
268 { /* end of list */ }
269 },
270};
271
272static QemuOptsList qemu_sandbox_opts = {
273 .name = "sandbox",
274 .implied_opt_name = "enable",
275 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
276 .desc = {
277 {
278 .name = "enable",
279 .type = QEMU_OPT_BOOL,
280 },
281 { /* end of list */ }
282 },
283};
284
285static QemuOptsList qemu_trace_opts = {
286 .name = "trace",
287 .implied_opt_name = "trace",
288 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
289 .desc = {
290 {
291 .name = "events",
292 .type = QEMU_OPT_STRING,
293 },{
294 .name = "file",
295 .type = QEMU_OPT_STRING,
296 },
297 { /* end of list */ }
298 },
299};
300
301static QemuOptsList qemu_option_rom_opts = {
302 .name = "option-rom",
303 .implied_opt_name = "romfile",
304 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
305 .desc = {
306 {
307 .name = "bootindex",
308 .type = QEMU_OPT_NUMBER,
309 }, {
310 .name = "romfile",
311 .type = QEMU_OPT_STRING,
312 },
313 { /* end of list */ }
314 },
315};
316
317static QemuOptsList qemu_machine_opts = {
318 .name = "machine",
319 .implied_opt_name = "type",
320 .merge_lists = true,
321 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
322 .desc = {
323 {
324 .name = "type",
325 .type = QEMU_OPT_STRING,
326 .help = "emulated machine"
327 }, {
328 .name = "accel",
329 .type = QEMU_OPT_STRING,
330 .help = "accelerator list",
331 }, {
332 .name = "kernel_irqchip",
333 .type = QEMU_OPT_BOOL,
334 .help = "use KVM in-kernel irqchip",
335 }, {
336 .name = "kvm_shadow_mem",
337 .type = QEMU_OPT_SIZE,
338 .help = "KVM shadow MMU size",
339 }, {
340 .name = "kernel",
341 .type = QEMU_OPT_STRING,
342 .help = "Linux kernel image file",
343 }, {
344 .name = "initrd",
345 .type = QEMU_OPT_STRING,
346 .help = "Linux initial ramdisk file",
347 }, {
348 .name = "append",
349 .type = QEMU_OPT_STRING,
350 .help = "Linux kernel command line",
351 }, {
352 .name = "dtb",
353 .type = QEMU_OPT_STRING,
354 .help = "Linux kernel device tree file",
355 }, {
356 .name = "dumpdtb",
357 .type = QEMU_OPT_STRING,
358 .help = "Dump current dtb to a file and quit",
359 }, {
360 .name = "phandle_start",
c1b71b0c 361 .type = QEMU_OPT_NUMBER,
4d454574
PB		 362 .help = "The first phandle ID we may generate dynamically",
363 }, {
364 .name = "dt_compatible",
365 .type = QEMU_OPT_STRING,
366 .help = "Overrides the \"compatible\" property of the dt root node",
367 }, {
368 .name = "dump-guest-core",
369 .type = QEMU_OPT_BOOL,
370 .help = "Include guest memory in a core dump",
371 }, {
372 .name = "mem-merge",
373 .type = QEMU_OPT_BOOL,
374 .help = "enable/disable memory merge support",
375 },{
376 .name = "usb",
377 .type = QEMU_OPT_BOOL,
378 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 379 },{
380 .name = "firmware",
381 .type = QEMU_OPT_STRING,
382 .help = "firmware image",
135a129a
AK		 383 },{
384 .name = "kvm-type",
385 .type = QEMU_OPT_STRING,
386 .help = "Specifies the KVM virtualization mode (HV, PR)",
c87b1520
DS		 387 },{
388 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
389 .type = QEMU_OPT_SIZE,
390 .help = "maximum ram below the 4G boundary (32bit boundary)",
a52a7fdf
LT		 391 },{
392 .name = "iommu",
393 .type = QEMU_OPT_BOOL,
394 .help = "Set on/off to enable/disable Intel IOMMU (VT-d)",
4d454574
PB		 395 },
396 { /* End of list */ }
397 },
398};
399
400static QemuOptsList qemu_boot_opts = {
401 .name = "boot-opts",
6ef4716c
MA		 402 .implied_opt_name = "order",
403 .merge_lists = true,
4d454574
PB		 404 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
405 .desc = {
4d454574
PB		 406 {
407 .name = "order",
408 .type = QEMU_OPT_STRING,
409 }, {
410 .name = "once",
411 .type = QEMU_OPT_STRING,
412 }, {
413 .name = "menu",
6ef4716c 414 .type = QEMU_OPT_BOOL,
4d454574
PB		 415 }, {
416 .name = "splash",
417 .type = QEMU_OPT_STRING,
418 }, {
419 .name = "splash-time",
420 .type = QEMU_OPT_STRING,
421 }, {
422 .name = "reboot-timeout",
423 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 424 }, {
425 .name = "strict",
e5187b56 426 .type = QEMU_OPT_BOOL,
4d454574
PB		 427 },
428 { /*End of list */ }
429 },
430};
431
432static QemuOptsList qemu_add_fd_opts = {
433 .name = "add-fd",
434 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
435 .desc = {
436 {
437 .name = "fd",
438 .type = QEMU_OPT_NUMBER,
439 .help = "file descriptor of which a duplicate is added to fd set",
440 },{
441 .name = "set",
442 .type = QEMU_OPT_NUMBER,
443 .help = "ID of the fd set to add fd to",
444 },{
445 .name = "opaque",
446 .type = QEMU_OPT_STRING,
447 .help = "free-form string used to describe fd",
448 },
449 { /* end of list */ }
450 },
451};
452
453static QemuOptsList qemu_object_opts = {
454 .name = "object",
455 .implied_opt_name = "qom-type",
456 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
457 .desc = {
458 { }
459 },
460};
461
d1a0cf73
SB		 462static QemuOptsList qemu_tpmdev_opts = {
463 .name = "tpmdev",
464 .implied_opt_name = "type",
465 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
466 .desc = {
bb716238 467 /* options are defined in the TPM backends */
d1a0cf73
SB		 468 { /* end of list */ }
469 },
470};
471
888a6bc6
SM		 472static QemuOptsList qemu_realtime_opts = {
473 .name = "realtime",
474 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
475 .desc = {
476 {
477 .name = "mlock",
478 .type = QEMU_OPT_BOOL,
479 },
480 { /* end of list */ }
481 },
482};
483
5e2ac519
SA		 484static QemuOptsList qemu_msg_opts = {
485 .name = "msg",
486 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
487 .desc = {
488 {
489 .name = "timestamp",
490 .type = QEMU_OPT_BOOL,
491 },
492 { /* end of list */ }
493 },
494};
495
5d12f961
DDAG		 496static QemuOptsList qemu_name_opts = {
497 .name = "name",
498 .implied_opt_name = "guest",
499 .merge_lists = true,
500 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
501 .desc = {
502 {
503 .name = "guest",
504 .type = QEMU_OPT_STRING,
505 .help = "Sets the name of the guest.\n"
506 "This name will be displayed in the SDL window caption.\n"
507 "The name will also be used for the VNC server",
508 }, {
509 .name = "process",
510 .type = QEMU_OPT_STRING,
511 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 512 }, {
513 .name = "debug-threads",
514 .type = QEMU_OPT_BOOL,
515 .help = "When enabled, name the individual threads; defaults off.\n"
516 "NOTE: The thread names are for debugging and not a\n"
517 "stable API.",
5d12f961
DDAG		 518 },
519 { /* End of list */ }
520 },
521};
522
6e1d3c1c
IM		 523static QemuOptsList qemu_mem_opts = {
524 .name = "memory",
525 .implied_opt_name = "size",
526 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
527 .merge_lists = true,
528 .desc = {
529 {
530 .name = "size",
531 .type = QEMU_OPT_SIZE,
532 },
c270fb9e
IM		 533 {
534 .name = "slots",
535 .type = QEMU_OPT_NUMBER,
536 },
537 {
538 .name = "maxmem",
539 .type = QEMU_OPT_SIZE,
540 },
6e1d3c1c
IM		 541 { /* end of list */ }
542 },
543};
544
1ad9580b
ST		 545static QemuOptsList qemu_icount_opts = {
546 .name = "icount",
547 .implied_opt_name = "shift",
548 .merge_lists = true,
549 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
550 .desc = {
551 {
552 .name = "shift",
553 .type = QEMU_OPT_STRING,
a8bfac37
ST		 554 }, {
555 .name = "align",
556 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 557 },
558 { /* end of list */ }
559 },
560};
561
7f9d6e54
MA		 562/**
563 * Get machine options
564 *
565 * Returns: machine options (never null).
566 */
567QemuOpts *qemu_get_machine_opts(void)
568{
e96e5ae8 569 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 570}
571
31459f46
RS		 572const char *qemu_get_vm_name(void)
573{
574 return qemu_name;
575}
576
3d3b8303
WX		 577static void res_free(void)
578{
579 if (boot_splash_filedata != NULL) {
7267c094 580 g_free(boot_splash_filedata);
3d3b8303
WX		 581 boot_splash_filedata = NULL;
582 }
583}
584
998bbd74
GH		 585static int default_driver_check(QemuOpts *opts, void *opaque)
586{
587 const char *driver = qemu_opt_get(opts, "driver");
588 int i;
589
590 if (!driver)
591 return 0;
592 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
593 if (strcmp(default_list[i].driver, driver) != 0)
594 continue;
595 *(default_list[i].flag) = 0;
596 }
597 return 0;
598}
599
f5bbfba1
LC		 600/***********************************************************/
601/* QEMU state */
602
0461d5a6 603static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 604
74892d24
PB		 605/* We use RUN_STATE_MAX but any invalid value will do */
606static RunState vmstop_requested = RUN_STATE_MAX;
607static QemuMutex vmstop_lock;
608
5db9d4d1
LC		 609typedef struct {
610 RunState from;
611 RunState to;
612} RunStateTransition;
613
614static const RunStateTransition runstate_transitions_def[] = {
615 /* from -> to */
0461d5a6 616 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 617 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 618
0461d5a6 619 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 620 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 621
0461d5a6 622 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 623 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 624
0461d5a6 625 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 626 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 627
0461d5a6 628 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 629 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 630
0461d5a6 631 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 632 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 633
0461d5a6 634 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 635 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 636 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 637
0461d5a6
LC		 638 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
639 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 640
0461d5a6 641 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 642
0461d5a6
LC		 643 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
644 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
645 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
646 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
647 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
648 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
649 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
650 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
651 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 652 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 653
0461d5a6 654 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 655
0461d5a6 656 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 657 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 658
ad02b96a
LC		 659 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
660 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
661 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
662 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
663
0461d5a6 664 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 665 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 666
df390768 667 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 668 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 669
0461d5a6 670 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 671};
672
0461d5a6
LC		 673static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
674
f5bbfba1
LC		 675bool runstate_check(RunState state)
676{
677 return current_run_state == state;
678}
679
4fdcac0e 680static void runstate_init(void)
5db9d4d1
LC		 681{
682 const RunStateTransition *p;
683
684 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 685 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 686 runstate_valid_transitions[p->from][p->to] = true;
687 }
74892d24
PB		 688
689 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 690}
691
692/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 693void runstate_set(RunState new_state)
694{
207c5cd2
LC		 695 assert(new_state < RUN_STATE_MAX);
696
697 if (!runstate_valid_transitions[current_run_state][new_state]) {
698 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
699 RunState_lookup[current_run_state],
700 RunState_lookup[new_state]);
5db9d4d1
LC		 701 abort();
702 }
7e866003 703 trace_runstate_set(new_state);
f5bbfba1
LC		 704 current_run_state = new_state;
705}
706
1fa9a5e4 707int runstate_is_running(void)
9e37b9dc 708{
1fa9a5e4 709 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 710}
711
ede085b3
HT		 712bool runstate_needs_reset(void)
713{
714 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 715 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 716}
717
1fa9a5e4 718StatusInfo *qmp_query_status(Error **errp)
1354869c 719{
1fa9a5e4
LC		 720 StatusInfo *info = g_malloc0(sizeof(*info));
721
722 info->running = runstate_is_running();
723 info->singlestep = singlestep;
724 info->status = current_run_state;
725
726 return info;
1354869c
LC		 727}
728
74892d24
PB		 729static bool qemu_vmstop_requested(RunState *r)
730{
731 qemu_mutex_lock(&vmstop_lock);
732 *r = vmstop_requested;
733 vmstop_requested = RUN_STATE_MAX;
734 qemu_mutex_unlock(&vmstop_lock);
735 return *r < RUN_STATE_MAX;
736}
737
738void qemu_system_vmstop_request_prepare(void)
739{
740 qemu_mutex_lock(&vmstop_lock);
741}
742
743void qemu_system_vmstop_request(RunState state)
744{
745 vmstop_requested = state;
746 qemu_mutex_unlock(&vmstop_lock);
747 qemu_notify_event();
748}
749
750void vm_start(void)
751{
752 RunState requested;
753
754 qemu_vmstop_requested(&requested);
755 if (runstate_is_running() && requested == RUN_STATE_MAX) {
756 return;
757 }
758
759 /* Ensure that a STOP/RESUME pair of events is emitted if a
760 * vmstop request was pending. The BLOCK_IO_ERROR event, for
761 * example, according to documentation is always followed by
762 * the STOP event.
763 */
764 if (runstate_is_running()) {
591c48fb 765 qapi_event_send_stop(&error_abort);
74892d24
PB		 766 } else {
767 cpu_enable_ticks();
768 runstate_set(RUN_STATE_RUNNING);
769 vm_state_notify(1, RUN_STATE_RUNNING);
770 resume_all_vcpus();
771 }
772
591c48fb 773 qapi_event_send_resume(&error_abort);
74892d24
PB		 774}
775
776
8f0056b7
PB		 777/***********************************************************/
778/* real time host monotonic timer */
09b26c5e 779
f6503059
AZ		 780/***********************************************************/
781/* host time/date access */
782void qemu_get_timedate(struct tm *tm, int offset)
783{
784 time_t ti;
f6503059
AZ		 785
786 time(&ti);
787 ti += offset;
788 if (rtc_date_offset == -1) {
789 if (rtc_utc)
eb7ff6fb 790 gmtime_r(&ti, tm);
f6503059 791 else
eb7ff6fb 792 localtime_r(&ti, tm);
f6503059
AZ		 793 } else {
794 ti -= rtc_date_offset;
eb7ff6fb 795 gmtime_r(&ti, tm);
f6503059 796 }
f6503059
AZ		 797}
798
799int qemu_timedate_diff(struct tm *tm)
800{
801 time_t seconds;
802
803 if (rtc_date_offset == -1)
804 if (rtc_utc)
805 seconds = mktimegm(tm);
f54c556c
GN		 806 else {
807 struct tm tmp = *tm;
808 tmp.tm_isdst = -1; /* use timezone to figure it out */
809 seconds = mktime(&tmp);
810 }
f6503059
AZ		 811 else
812 seconds = mktimegm(tm) + rtc_date_offset;
813
814 return seconds - time(NULL);
815}
816
1ed2fc1f
JK		 817static void configure_rtc_date_offset(const char *startdate, int legacy)
818{
819 time_t rtc_start_date;
820 struct tm tm;
821
822 if (!strcmp(startdate, "now") && legacy) {
823 rtc_date_offset = -1;
824 } else {
825 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
826 &tm.tm_year,
827 &tm.tm_mon,
828 &tm.tm_mday,
829 &tm.tm_hour,
830 &tm.tm_min,
831 &tm.tm_sec) == 6) {
832 /* OK */
833 } else if (sscanf(startdate, "%d-%d-%d",
834 &tm.tm_year,
835 &tm.tm_mon,
836 &tm.tm_mday) == 3) {
837 tm.tm_hour = 0;
838 tm.tm_min = 0;
839 tm.tm_sec = 0;
840 } else {
841 goto date_fail;
842 }
843 tm.tm_year -= 1900;
844 tm.tm_mon--;
845 rtc_start_date = mktimegm(&tm);
846 if (rtc_start_date == -1) {
847 date_fail:
848 fprintf(stderr, "Invalid date format. Valid formats are:\n"
849 "'2006-06-17T16:01:21' or '2006-06-17'\n");
850 exit(1);
851 }
852 rtc_date_offset = time(NULL) - rtc_start_date;
853 }
854}
855
856static void configure_rtc(QemuOpts *opts)
857{
858 const char *value;
859
860 value = qemu_opt_get(opts, "base");
861 if (value) {
862 if (!strcmp(value, "utc")) {
863 rtc_utc = 1;
864 } else if (!strcmp(value, "localtime")) {
865 rtc_utc = 0;
866 } else {
867 configure_rtc_date_offset(value, 0);
868 }
869 }
6875204c
JK		 870 value = qemu_opt_get(opts, "clock");
871 if (value) {
872 if (!strcmp(value, "host")) {
884f17c2 873 rtc_clock = QEMU_CLOCK_HOST;
78808141 874 } else if (!strcmp(value, "rt")) {
884f17c2 875 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 876 } else if (!strcmp(value, "vm")) {
884f17c2 877 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 878 } else {
879 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
880 exit(1);
881 }
882 }
1ed2fc1f
JK		 883 value = qemu_opt_get(opts, "driftfix");
884 if (value) {
7e4c0336 885 if (!strcmp(value, "slew")) {
433acf0d
JK		 886 static GlobalProperty slew_lost_ticks[] = {
887 {
888 .driver = "mc146818rtc",
889 .property = "lost_tick_policy",
890 .value = "slew",
891 },
892 { /* end of list */ }
893 };
894
895 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 896 } else if (!strcmp(value, "none")) {
433acf0d 897 /* discard is default */
1ed2fc1f
JK		 898 } else {
899 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
900 exit(1);
901 }
902 }
1ed2fc1f
JK		 903}
904
1ae26a18
AZ		 905/***********************************************************/
906/* Bluetooth support */
907static int nb_hcis;
908static int cur_hci;
909static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 910
1ae26a18
AZ		 911struct HCIInfo *qemu_next_hci(void)
912{
913 if (cur_hci == nb_hcis)
914 return &null_hci;
915
916 return hci_table[cur_hci++];
917}
918
dc72ac14
AZ		 919static int bt_hci_parse(const char *str)
920{
921 struct HCIInfo *hci;
c227f099 922 bdaddr_t bdaddr;
dc72ac14
AZ		 923
924 if (nb_hcis >= MAX_NICS) {
925 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
926 return -1;
927 }
928
929 hci = hci_init(str);
930 if (!hci)
931 return -1;
932
933 bdaddr.b[0] = 0x52;
934 bdaddr.b[1] = 0x54;
935 bdaddr.b[2] = 0x00;
936 bdaddr.b[3] = 0x12;
937 bdaddr.b[4] = 0x34;
938 bdaddr.b[5] = 0x56 + nb_hcis;
939 hci->bdaddr_set(hci, bdaddr.b);
940
941 hci_table[nb_hcis++] = hci;
942
943 return 0;
944}
945
946static void bt_vhci_add(int vlan_id)
947{
948 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
949
950 if (!vlan->slave)
951 fprintf(stderr, "qemu: warning: adding a VHCI to "
952 "an empty scatternet %i\n", vlan_id);
953
954 bt_vhci_init(bt_new_hci(vlan));
955}
956
957static struct bt_device_s *bt_device_add(const char *opt)
958{
959 struct bt_scatternet_s *vlan;
960 int vlan_id = 0;
961 char *endp = strstr(opt, ",vlan=");
962 int len = (endp ? endp - opt : strlen(opt)) + 1;
963 char devname[10];
964
965 pstrcpy(devname, MIN(sizeof(devname), len), opt);
966
967 if (endp) {
968 vlan_id = strtol(endp + 6, &endp, 0);
969 if (*endp) {
970 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
971 return 0;
972 }
973 }
974
975 vlan = qemu_find_bt_vlan(vlan_id);
976
977 if (!vlan->slave)
978 fprintf(stderr, "qemu: warning: adding a slave device to "
979 "an empty scatternet %i\n", vlan_id);
980
981 if (!strcmp(devname, "keyboard"))
982 return bt_keyboard_init(vlan);
983
984 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
985 return 0;
986}
987
988static int bt_parse(const char *opt)
989{
990 const char *endp, *p;
991 int vlan;
992
993 if (strstart(opt, "hci", &endp)) {
994 if (!*endp || *endp == ',') {
995 if (*endp)
996 if (!strstart(endp, ",vlan=", 0))
997 opt = endp + 1;
998
999 return bt_hci_parse(opt);
1000 }
1001 } else if (strstart(opt, "vhci", &endp)) {
1002 if (!*endp || *endp == ',') {
1003 if (*endp) {
1004 if (strstart(endp, ",vlan=", &p)) {
1005 vlan = strtol(p, (char **) &endp, 0);
1006 if (*endp) {
1007 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1008 return 1;
1009 }
1010 } else {
1011 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1012 return 1;
1013 }
1014 } else
1015 vlan = 0;
1016
1017 bt_vhci_add(vlan);
1018 return 0;
1019 }
1020 } else if (strstart(opt, "device:", &endp))
1021 return !bt_device_add(endp);
1022
1023 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1024 return 1;
1025}
1026
7d76ad4f
EO		 1027static int parse_sandbox(QemuOpts *opts, void *opaque)
1028{
1029 /* FIXME: change this to true for 1.3 */
1030 if (qemu_opt_get_bool(opts, "enable", false)) {
1031#ifdef CONFIG_SECCOMP
1032 if (seccomp_start() < 0) {
1033 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1034 "failed to install seccomp syscall filter in the kernel");
1035 return -1;
1036 }
1037#else
1038 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1039 "sandboxing request but seccomp is not compiled into this build");
1040 return -1;
1041#endif
1042 }
1043
1044 return 0;
1045}
1046
5b9d313e 1047static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1048{
1049 const char *proc_name;
1050
8f480de0
DDAG		 1051 if (qemu_opt_get(opts, "debug-threads")) {
1052 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1053 }
5d12f961
DDAG		 1054 qemu_name = qemu_opt_get(opts, "guest");
1055
1056 proc_name = qemu_opt_get(opts, "process");
1057 if (proc_name) {
1058 os_set_proc_name(proc_name);
1059 }
5b9d313e
DDAG		 1060
1061 return 0;
5d12f961
DDAG		 1062}
1063
094b287f
LZ		 1064bool usb_enabled(bool default_usb)
1065{
7effdaa3
MW		 1066 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1067 has_defaults && default_usb);
094b287f
LZ		 1068}
1069
587ed6be
CB		 1070#ifndef _WIN32
1071static int parse_add_fd(QemuOpts *opts, void *opaque)
1072{
1073 int fd, dupfd, flags;
1074 int64_t fdset_id;
1075 const char *fd_opaque = NULL;
1076
1077 fd = qemu_opt_get_number(opts, "fd", -1);
1078 fdset_id = qemu_opt_get_number(opts, "set", -1);
1079 fd_opaque = qemu_opt_get(opts, "opaque");
1080
1081 if (fd < 0) {
1082 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1083 "fd option is required and must be non-negative");
1084 return -1;
1085 }
1086
1087 if (fd <= STDERR_FILENO) {
1088 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1089 "fd cannot be a standard I/O stream");
1090 return -1;
1091 }
1092
1093 /*
1094 * All fds inherited across exec() necessarily have FD_CLOEXEC
1095 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1096 */
1097 flags = fcntl(fd, F_GETFD);
1098 if (flags == -1 || (flags & FD_CLOEXEC)) {
1099 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1100 "fd is not valid or already in use");
1101 return -1;
1102 }
1103
1104 if (fdset_id < 0) {
1105 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1106 "set option is required and must be non-negative");
1107 return -1;
1108 }
1109
1110#ifdef F_DUPFD_CLOEXEC
1111 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1112#else
1113 dupfd = dup(fd);
1114 if (dupfd != -1) {
1115 qemu_set_cloexec(dupfd);
1116 }
1117#endif
1118 if (dupfd == -1) {
1119 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1120 "Error duplicating fd: %s", strerror(errno));
1121 return -1;
1122 }
1123
1124 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1125 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1126 fd_opaque, NULL);
1127
1128 return 0;
1129}
1130
1131static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1132{
1133 int fd;
1134
1135 fd = qemu_opt_get_number(opts, "fd", -1);
1136 close(fd);
1137
1138 return 0;
1139}
1140#endif
1141
1ae26a18
AZ		 1142/***********************************************************/
1143/* QEMU Block devices */
1144
2292ddae
MA		 1145#define HD_OPTS "media=disk"
1146#define CDROM_OPTS "media=cdrom"
1147#define FD_OPTS ""
1148#define PFLASH_OPTS ""
1149#define MTD_OPTS ""
1150#define SD_OPTS ""
e4bcb14c 1151
9dfd7c7a
GH		 1152static int drive_init_func(QemuOpts *opts, void *opaque)
1153{
2d0d2837 1154 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1155
60e19e06 1156 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1157}
1158
1159static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1160{
28de2f88 1161 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1162 qemu_opt_set(opts, "snapshot", "on");
1163 }
1164 return 0;
1165}
1166
3c42ea66
CB		 1167static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1168 int index, const char *optstr)
4e5d9b57
MA		 1169{
1170 QemuOpts *opts;
a66c9dc7 1171 DriveInfo *dinfo;
4e5d9b57 1172
4e5d9b57
MA		 1173 if (!enable || drive_get_by_index(type, index)) {
1174 return;
1175 }
1176
1177 opts = drive_add(type, index, NULL, optstr);
1178 if (snapshot) {
1179 drive_enable_snapshot(opts, NULL);
1180 }
a66c9dc7
JS		 1181
1182 dinfo = drive_new(opts, type);
1183 if (!dinfo) {
4e5d9b57
MA		 1184 exit(1);
1185 }
a66c9dc7
JS		 1186 dinfo->is_default = true;
1187
4e5d9b57
MA		 1188}
1189
76e30d0f
JK		 1190void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1191{
1192 boot_set_handler = func;
1193 boot_set_opaque = opaque;
1194}
1195
083b79c9 1196int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1197{
1198 if (!boot_set_handler) {
1199 return -EINVAL;
1200 }
083b79c9 1201 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1202}
1203
6ef4716c 1204static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1205{
1206 /* We just do some generic consistency checks */
1207 const char *p;
1208 int bitmap = 0;
1209
1210 for (p = devices; *p != '\0'; p++) {
1211 /* Allowed boot devices are:
1212 * a-b: floppy disk drives
1213 * c-f: IDE disk drives
07f35073 1214 * g-m: machine implementation dependent drives
ef3adf68
JK		 1215 * n-p: network devices
1216 * It's up to each machine implementation to check if the given boot
1217 * devices match the actual hardware implementation and firmware
1218 * features.
1219 */
1220 if (*p < 'a' || *p > 'p') {
1221 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1222 exit(1);
1223 }
1224 if (bitmap & (1 << (*p - 'a'))) {
1225 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1226 exit(1);
1227 }
1228 bitmap |= 1 << (*p - 'a');
1229 }
ef3adf68
JK		 1230}
1231
083b79c9 1232static void restore_boot_order(void *opaque)
e0f084bf 1233{
083b79c9 1234 char *normal_boot_order = opaque;
37905d6a
AW		 1235 static int first = 1;
1236
1237 /* Restore boot order and remove ourselves after the first boot */
1238 if (first) {
1239 first = 0;
1240 return;
1241 }
e0f084bf 1242
083b79c9 1243 qemu_boot_set(normal_boot_order);
e0f084bf 1244
083b79c9
MA		 1245 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1246 g_free(normal_boot_order);
e0f084bf
JK		 1247}
1248
1ca4d09a
GN		 1249void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1250 const char *suffix)
1251{
1252 FWBootEntry *node, *i;
1253
1254 if (bootindex < 0) {
1255 return;
1256 }
1257
1258 assert(dev != NULL || suffix != NULL);
1259
7267c094 1260 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1261 node->bootindex = bootindex;
7f303adc 1262 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1263 node->dev = dev;
1264
1265 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1266 if (i->bootindex == bootindex) {
1267 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1268 exit(1);
1269 } else if (i->bootindex < bootindex) {
1270 continue;
1271 }
1272 QTAILQ_INSERT_BEFORE(i, node, link);
1273 return;
1274 }
1275 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1276}
1277
7dc5af55
DD		 1278DeviceState *get_boot_device(uint32_t position)
1279{
1280 uint32_t counter = 0;
1281 FWBootEntry *i = NULL;
1282 DeviceState *res = NULL;
1283
1284 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1285 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1286 if (counter == position) {
1287 res = i->dev;
1288 break;
1289 }
1290 counter++;
1291 }
1292 }
1293 return res;
1294}
1295
962630f2
GN		 1296/*
1297 * This function returns null terminated string that consist of new line
71785aba 1298 * separated device paths.
962630f2
GN		 1299 *
1300 * memory pointed by "size" is assigned total length of the array in bytes
1301 *
1302 */
30e32af7 1303char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
962630f2
GN		 1304{
1305 FWBootEntry *i;
0e7a7592 1306 size_t total = 0;
962630f2
GN		 1307 char *list = NULL;
1308
1309 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1310 char *devpath = NULL, *bootpath;
0e7a7592 1311 size_t len;
962630f2
GN		 1312
1313 if (i->dev) {
1314 devpath = qdev_get_fw_dev_path(i->dev);
1315 assert(devpath);
1316 }
1317
30e32af7 1318 if (i->suffix && !ignore_suffixes && devpath) {
4fd37a98
BS		 1319 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1320
7267c094 1321 bootpath = g_malloc(bootpathlen);
4fd37a98 1322 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1323 g_free(devpath);
962630f2
GN		 1324 } else if (devpath) {
1325 bootpath = devpath;
30e32af7 1326 } else if (!ignore_suffixes) {
1bf6ccd3 1327 assert(i->suffix);
7267c094 1328 bootpath = g_strdup(i->suffix);
30e32af7
AK		 1329 } else {
1330 bootpath = g_strdup("");
962630f2
GN		 1331 }
1332
1333 if (total) {
1334 list[total-1] = '\n';
1335 }
1336 len = strlen(bootpath) + 1;
7267c094 1337 list = g_realloc(list, total + len);
962630f2
GN		 1338 memcpy(&list[total], bootpath, len);
1339 total += len;
7267c094 1340 g_free(bootpath);
962630f2
GN		 1341 }
1342
1343 *size = total;
1344
c8a6ae8b
AK		 1345 if (boot_strict && *size > 0) {
1346 list[total-1] = '\n';
4690579e
AK		 1347 list = g_realloc(list, total + 5);
1348 memcpy(&list[total], "HALT", 5);
1349 *size = total + 5;
c8a6ae8b 1350 }
962630f2
GN		 1351 return list;
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
af67ee92 1418 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 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
28d16f38 1429static void realtime_init(void)
888a6bc6 1430{
888a6bc6
SM		 1431 if (enable_mlock) {
1432 if (os_mlock() < 0) {
1433 fprintf(stderr, "qemu: locking memory failed\n");
1434 exit(1);
1435 }
1436 }
1437}
1438
5e2ac519
SA		 1439
1440static void configure_msg(QemuOpts *opts)
1441{
1442 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1443}
1444
a594cfbf
FB		 1445/***********************************************************/
1446/* USB devices */
1447
fb08000c 1448static int usb_device_add(const char *devname)
a594cfbf 1449{
a5d2f727 1450 USBDevice *dev = NULL;
615fe4de
MR		 1451#ifndef CONFIG_LINUX
1452 const char *p;
1453#endif
a594cfbf 1454
094b287f 1455 if (!usb_enabled(false)) {
a594cfbf 1456 return -1;
094b287f 1457 }
a594cfbf 1458
0958b4cc
GH		 1459 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1460 dev = usbdevice_create(devname);
1461 if (dev)
1462 goto done;
1463
a5d2f727 1464 /* the other ones */
e447fc63
GH		 1465#ifndef CONFIG_LINUX
1466 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1467 if (strstart(devname, "host:", &p)) {
3741715c 1468 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1469 }
615fe4de 1470#endif
0d92ed30
PB		 1471 if (!dev)
1472 return -1;
1473
a5d2f727 1474done:
a594cfbf
FB		 1475 return 0;
1476}
1477
1f3870ab
AL		 1478static int usb_device_del(const char *devname)
1479{
1480 int bus_num, addr;
1481 const char *p;
1482
1a3973b3
GH		 1483 if (strstart(devname, "host:", &p)) {
1484 return -1;
1485 }
5d0c5750 1486
094b287f 1487 if (!usb_enabled(false)) {
1f3870ab 1488 return -1;
094b287f 1489 }
1f3870ab
AL		 1490
1491 p = strchr(devname, '.');
1492 if (!p)
1493 return -1;
1494 bus_num = strtoul(devname, NULL, 0);
1495 addr = strtoul(p + 1, NULL, 0);
1496
a5d2f727 1497 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1498}
1499
bd3c948d
GH		 1500static int usb_parse(const char *cmdline)
1501{
59d1c1c2 1502 int r;
fb08000c 1503 r = usb_device_add(cmdline);
59d1c1c2
ST		 1504 if (r < 0) {
1505 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1506 }
1507 return r;
bd3c948d
GH		 1508}
1509
d54908a5 1510void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1511{
59d1c1c2 1512 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1513 if (usb_device_add(devname) < 0) {
1ecda02b 1514 error_report("could not add USB device '%s'", devname);
59d1c1c2 1515 }
a594cfbf
FB		 1516}
1517
d54908a5 1518void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1519{
59d1c1c2
ST		 1520 const char *devname = qdict_get_str(qdict, "devname");
1521 if (usb_device_del(devname) < 0) {
1ecda02b 1522 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1523 }
a594cfbf
FB		 1524}
1525
201a51fc
AZ		 1526/***********************************************************/
1527/* PCMCIA/Cardbus */
1528
1529static struct pcmcia_socket_entry_s {
bc24a225 1530 PCMCIASocket *socket;
201a51fc
AZ		 1531 struct pcmcia_socket_entry_s *next;
1532} *pcmcia_sockets = 0;
1533
bc24a225 1534void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1535{
1536 struct pcmcia_socket_entry_s *entry;
1537
7267c094 1538 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1539 entry->socket = socket;
1540 entry->next = pcmcia_sockets;
1541 pcmcia_sockets = entry;
1542}
1543
bc24a225 1544void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1545{
1546 struct pcmcia_socket_entry_s *entry, **ptr;
1547
1548 ptr = &pcmcia_sockets;
1549 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1550 if (entry->socket == socket) {
1551 *ptr = entry->next;
7267c094 1552 g_free(entry);
201a51fc
AZ		 1553 }
1554}
1555
84f2d0ea 1556void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1557{
1558 struct pcmcia_socket_entry_s *iter;
376253ec 1559
201a51fc 1560 if (!pcmcia_sockets)
376253ec 1561 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1562
1563 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1564 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1565 iter->socket->attached ? iter->socket->card_string :
1566 "Empty");
201a51fc
AZ		 1567}
1568
cc1daa40
FB		 1569/***********************************************************/
1570/* machine registration */
1571
0056ae24 1572MachineState *current_machine;
cc1daa40 1573
261747f1
MA		 1574static void machine_class_init(ObjectClass *oc, void *data)
1575{
1576 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1577 QEMUMachine *qm = data;
261747f1 1578
00b4fbe2
MA		 1579 mc->name = qm->name;
1580 mc->alias = qm->alias;
1581 mc->desc = qm->desc;
1582 mc->init = qm->init;
1583 mc->reset = qm->reset;
1584 mc->hot_add_cpu = qm->hot_add_cpu;
1585 mc->kvm_type = qm->kvm_type;
1586 mc->block_default_type = qm->block_default_type;
16026518 1587 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1588 mc->max_cpus = qm->max_cpus;
1589 mc->no_serial = qm->no_serial;
1590 mc->no_parallel = qm->no_parallel;
1591 mc->use_virtcon = qm->use_virtcon;
1592 mc->use_sclp = qm->use_sclp;
1593 mc->no_floppy = qm->no_floppy;
1594 mc->no_cdrom = qm->no_cdrom;
1595 mc->no_sdcard = qm->no_sdcard;
1596 mc->is_default = qm->is_default;
1597 mc->default_machine_opts = qm->default_machine_opts;
1598 mc->default_boot_order = qm->default_boot_order;
1599 mc->compat_props = qm->compat_props;
1600 mc->hw_version = qm->hw_version;
261747f1
MA		 1601}
1602
cc1daa40
FB		 1603int qemu_register_machine(QEMUMachine *m)
1604{
f5946dba 1605 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1606 TypeInfo ti = {
f5946dba 1607 .name = name,
261747f1
MA		 1608 .parent = TYPE_MACHINE,
1609 .class_init = machine_class_init,
1610 .class_data = (void *)m,
1611 };
1612
1613 type_register(&ti);
f5946dba 1614 g_free(name);
261747f1 1615
cc1daa40
FB		 1616 return 0;
1617}
1618
0056ae24 1619static MachineClass *find_machine(const char *name)
cc1daa40 1620{
261747f1 1621 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1622 MachineClass *mc = NULL;
cc1daa40 1623
261747f1 1624 for (el = machines; el; el = el->next) {
0056ae24 1625 MachineClass *temp = el->data;
261747f1 1626
958db90c 1627 if (!strcmp(temp->name, name)) {
0056ae24 1628 mc = temp;
261747f1
MA		 1629 break;
1630 }
958db90c
MA		 1631 if (temp->alias &&
1632 !strcmp(temp->alias, name)) {
0056ae24 1633 mc = temp;
261747f1
MA		 1634 break;
1635 }
cc1daa40 1636 }
261747f1
MA		 1637
1638 g_slist_free(machines);
0056ae24 1639 return mc;
cc1daa40
FB		 1640}
1641
0056ae24 1642MachineClass *find_default_machine(void)
0c257437 1643{
261747f1 1644 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1645 MachineClass *mc = NULL;
0c257437 1646
261747f1 1647 for (el = machines; el; el = el->next) {
0056ae24 1648 MachineClass *temp = el->data;
261747f1 1649
958db90c 1650 if (temp->is_default) {
0056ae24 1651 mc = temp;
261747f1 1652 break;
0c257437
AL		 1653 }
1654 }
261747f1
MA		 1655
1656 g_slist_free(machines);
0056ae24 1657 return mc;
0c257437
AL		 1658}
1659
01d3c80d
AL		 1660MachineInfoList *qmp_query_machines(Error **errp)
1661{
261747f1 1662 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1663 MachineInfoList *mach_list = NULL;
01d3c80d 1664
261747f1
MA		 1665 for (el = machines; el; el = el->next) {
1666 MachineClass *mc = el->data;
01d3c80d
AL		 1667 MachineInfoList *entry;
1668 MachineInfo *info;
1669
1670 info = g_malloc0(sizeof(*info));
958db90c 1671 if (mc->is_default) {
01d3c80d
AL		 1672 info->has_is_default = true;
1673 info->is_default = true;
1674 }
1675
958db90c 1676 if (mc->alias) {
01d3c80d 1677 info->has_alias = true;
958db90c 1678 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1679 }
1680
958db90c
MA		 1681 info->name = g_strdup(mc->name);
1682 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1683
1684 entry = g_malloc0(sizeof(*entry));
1685 entry->value = info;
1686 entry->next = mach_list;
1687 mach_list = entry;
1688 }
1689
261747f1 1690 g_slist_free(machines);
01d3c80d
AL		 1691 return mach_list;
1692}
1693
8a7ddc38
FB		 1694/***********************************************************/
1695/* main execution loop */
1696
0bd48850
FB		 1697struct vm_change_state_entry {
1698 VMChangeStateHandler *cb;
1699 void *opaque;
72cf2d4f 1700 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1701};
1702
72cf2d4f 1703static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1704
1705VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1706 void *opaque)
1707{
1708 VMChangeStateEntry *e;
1709
7267c094 1710 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1711
1712 e->cb = cb;
1713 e->opaque = opaque;
72cf2d4f 1714 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1715 return e;
1716}
1717
1718void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1719{
72cf2d4f 1720 QLIST_REMOVE (e, entries);
7267c094 1721 g_free (e);
0bd48850
FB		 1722}
1723
1dfb4dd9 1724void vm_state_notify(int running, RunState state)
0bd48850 1725{
9b10ac86 1726 VMChangeStateEntry *e, *next;
0bd48850 1727
1dfb4dd9 1728 trace_vm_state_notify(running, state);
94b0b5ff 1729
9b10ac86 1730 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1731 e->cb(e->opaque, running, state);
0bd48850
FB		 1732 }
1733}
1734
bb0c6722
FB		 1735/* reset/shutdown handler */
1736
1737typedef struct QEMUResetEntry {
72cf2d4f 1738 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1739 QEMUResetHandler *func;
1740 void *opaque;
bb0c6722
FB		 1741} QEMUResetEntry;
1742
72cf2d4f
BS		 1743static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1744 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1745static int reset_requested;
f64622c4
GN		 1746static int shutdown_requested, shutdown_signal = -1;
1747static pid_t shutdown_pid;
3475187d 1748static int powerdown_requested;
8cf71710 1749static int debug_requested;
95b363b5 1750static int suspend_requested;
4bc78a87 1751static WakeupReason wakeup_reason;
a9552c8e
IM		 1752static NotifierList powerdown_notifiers =
1753 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1754static NotifierList suspend_notifiers =
1755 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1756static NotifierList wakeup_notifiers =
1757 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1758static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1759
1291eb35
AP		 1760int qemu_shutdown_requested_get(void)
1761{
1762 return shutdown_requested;
1763}
1764
1765int qemu_reset_requested_get(void)
1766{
1767 return reset_requested;
1768}
1769
4fdcac0e 1770static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1771{
1772 int r = shutdown_requested;
1773 shutdown_requested = 0;
1774 return r;
1775}
1776
4fdcac0e 1777static void qemu_kill_report(void)
f64622c4 1778{
35b30712 1779 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1780 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1781 if (shutdown_pid == 0) {
1782 /* This happens for eg ^C at the terminal, so it's worth
1783 * avoiding printing an odd message in that case.
1784 */
1785 fputc('\n', stderr);
1786 } else {
953ffe0f 1787 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1788 }
f64622c4
GN		 1789 shutdown_signal = -1;
1790 }
1791}
1792
4fdcac0e 1793static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1794{
1795 int r = reset_requested;
1796 reset_requested = 0;
1797 return r;
1798}
1799
95b363b5
GH		 1800static int qemu_suspend_requested(void)
1801{
1802 int r = suspend_requested;
1803 suspend_requested = 0;
1804 return r;
1805}
1806
4bc78a87 1807static WakeupReason qemu_wakeup_requested(void)
14058196 1808{
4bc78a87 1809 return wakeup_reason;
14058196
LC		 1810}
1811
4fdcac0e 1812static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1813{
1814 int r = powerdown_requested;
1815 powerdown_requested = 0;
1816 return r;
1817}
1818
e568902a
AL		 1819static int qemu_debug_requested(void)
1820{
1821 int r = debug_requested;
1822 debug_requested = 0;
1823 return r;
1824}
1825
a08d4367 1826void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1827{
7267c094 1828 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1829
bb0c6722
FB		 1830 re->func = func;
1831 re->opaque = opaque;
72cf2d4f 1832 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1833}
1834
dda9b29f 1835void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1836{
1837 QEMUResetEntry *re;
1838
72cf2d4f 1839 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1840 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1841 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1842 g_free(re);
dda9b29f
JK		 1843 return;
1844 }
1845 }
1846}
1847
be522029 1848void qemu_devices_reset(void)
dda9b29f
JK		 1849{
1850 QEMUResetEntry *re, *nre;
1851
1852 /* reset all devices */
72cf2d4f 1853 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1854 re->func(re->opaque);
1855 }
be522029
DG		 1856}
1857
1858void qemu_system_reset(bool report)
1859{
0056ae24
MA		 1860 MachineClass *mc;
1861
1862 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1863
958db90c
MA		 1864 if (mc && mc->reset) {
1865 mc->reset();
be522029
DG		 1866 } else {
1867 qemu_devices_reset();
1868 }
e063eb1f 1869 if (report) {
a6330785 1870 qapi_event_send_reset(&error_abort);
e063eb1f 1871 }
ea375f9a 1872 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1873}
1874
1875void qemu_system_reset_request(void)
1876{
d1beab82
FB		 1877 if (no_reboot) {
1878 shutdown_requested = 1;
1879 } else {
1880 reset_requested = 1;
1881 }
b4a3d965 1882 cpu_stop_current();
d9f75a4e 1883 qemu_notify_event();
bb0c6722
FB		 1884}
1885
95b363b5
GH		 1886static void qemu_system_suspend(void)
1887{
1888 pause_all_vcpus();
1889 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1890 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1891 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1892}
1893
1894void qemu_system_suspend_request(void)
1895{
9abc62f6 1896 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1897 return;
1898 }
1899 suspend_requested = 1;
1900 cpu_stop_current();
1901 qemu_notify_event();
1902}
1903
1904void qemu_register_suspend_notifier(Notifier *notifier)
1905{
1906 notifier_list_add(&suspend_notifiers, notifier);
1907}
1908
1909void qemu_system_wakeup_request(WakeupReason reason)
1910{
4fed9421
AK		 1911 trace_system_wakeup_request(reason);
1912
9abc62f6 1913 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1914 return;
1915 }
1916 if (!(wakeup_reason_mask & (1 << reason))) {
1917 return;
1918 }
ad02b96a 1919 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1920 wakeup_reason = reason;
95b363b5 1921 qemu_notify_event();
95b363b5
GH		 1922}
1923
1924void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1925{
1926 if (enabled) {
1927 wakeup_reason_mask |= (1 << reason);
1928 } else {
1929 wakeup_reason_mask &= ~(1 << reason);
1930 }
1931}
1932
1933void qemu_register_wakeup_notifier(Notifier *notifier)
1934{
1935 notifier_list_add(&wakeup_notifiers, notifier);
1936}
1937
f64622c4
GN		 1938void qemu_system_killed(int signal, pid_t pid)
1939{
1940 shutdown_signal = signal;
1941 shutdown_pid = pid;
d9389b96 1942 no_shutdown = 0;
f64622c4
GN		 1943 qemu_system_shutdown_request();
1944}
1945
bb0c6722
FB		 1946void qemu_system_shutdown_request(void)
1947{
bc78cff9 1948 trace_qemu_system_shutdown_request();
bb0c6722 1949 shutdown_requested = 1;
d9f75a4e 1950 qemu_notify_event();
bb0c6722
FB		 1951}
1952
013c2f15
IM		 1953static void qemu_system_powerdown(void)
1954{
0aab9ec3 1955 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1956 notifier_list_notify(&powerdown_notifiers, NULL);
1957}
1958
3475187d
FB		 1959void qemu_system_powerdown_request(void)
1960{
bc78cff9 1961 trace_qemu_system_powerdown_request();
3475187d 1962 powerdown_requested = 1;
d9f75a4e
AL		 1963 qemu_notify_event();
1964}
1965
a9552c8e
IM		 1966void qemu_register_powerdown_notifier(Notifier *notifier)
1967{
1968 notifier_list_add(&powerdown_notifiers, notifier);
1969}
1970
8cf71710
JK		 1971void qemu_system_debug_request(void)
1972{
1973 debug_requested = 1;
83f338f7 1974 qemu_notify_event();
8cf71710
JK		 1975}
1976
99435906
PB		 1977static bool main_loop_should_exit(void)
1978{
1979 RunState r;
1980 if (qemu_debug_requested()) {
1981 vm_stop(RUN_STATE_DEBUG);
1982 }
95b363b5
GH		 1983 if (qemu_suspend_requested()) {
1984 qemu_system_suspend();
1985 }
99435906
PB		 1986 if (qemu_shutdown_requested()) {
1987 qemu_kill_report();
84321831 1988 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1989 if (no_shutdown) {
1990 vm_stop(RUN_STATE_SHUTDOWN);
1991 } else {
1992 return true;
1993 }
1994 }
1995 if (qemu_reset_requested()) {
1996 pause_all_vcpus();
1997 cpu_synchronize_all_states();
1998 qemu_system_reset(VMRESET_REPORT);
1999 resume_all_vcpus();
ede085b3 2000 if (runstate_needs_reset()) {
99435906
PB		 2001 runstate_set(RUN_STATE_PAUSED);
2002 }
2003 }
14058196
LC		 2004 if (qemu_wakeup_requested()) {
2005 pause_all_vcpus();
2006 cpu_synchronize_all_states();
2007 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 2008 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2009 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 2010 resume_all_vcpus();
7a906f7f 2011 qapi_event_send_wakeup(&error_abort);
14058196 2012 }
99435906 2013 if (qemu_powerdown_requested()) {
013c2f15 2014 qemu_system_powerdown();
99435906
PB		 2015 }
2016 if (qemu_vmstop_requested(&r)) {
2017 vm_stop(r);
2018 }
2019 return false;
2020}
2021
43b96858
AL		 2022static void main_loop(void)
2023{
c9f711a5 2024 bool nonblocking;
99435906 2025 int last_io = 0;
8e1b90ec
JK		 2026#ifdef CONFIG_PROFILER
2027 int64_t ti;
2028#endif
99435906 2029 do {
a7d4207d 2030 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2031#ifdef CONFIG_PROFILER
46481d39 2032 ti = profile_getclock();
89bfc105 2033#endif
c9f711a5 2034 last_io = main_loop_wait(nonblocking);
89bfc105 2035#ifdef CONFIG_PROFILER
46481d39 2036 dev_time += profile_getclock() - ti;
89bfc105 2037#endif
99435906 2038 } while (!main_loop_should_exit());
b4608c04
FB		 2039}
2040
9bd7e6d9
PB		 2041static void version(void)
2042{
f75ca1ae 2043 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2044}
2045
15f82208 2046static void help(int exitcode)
0824d6fc 2047{
a3adb7ad
ME		 2048 version();
2049 printf("usage: %s [options] [disk_image]\n\n"
2050 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2051 error_get_progname());
2052
77bd1119
ME		 2053#define QEMU_OPTIONS_GENERATE_HELP
2054#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2055
2056 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2057 "ctrl-alt-f toggle full screen\n"
2058 "ctrl-alt-n switch to virtual console 'n'\n"
2059 "ctrl-alt toggle mouse and keyboard grab\n"
2060 "\n"
a3adb7ad
ME		 2061 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2062
15f82208 2063 exit(exitcode);
0824d6fc
FB		 2064}
2065
cd6f1169
FB		 2066#define HAS_ARG 0x0001
2067
cd6f1169
FB		 2068typedef struct QEMUOption {
2069 const char *name;
2070 int flags;
2071 int index;
ad96090a 2072 uint32_t arch_mask;
cd6f1169
FB		 2073} QEMUOption;
2074
dbed7e40 2075static const QEMUOption qemu_options[] = {
ad96090a 2076 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2077#define QEMU_OPTIONS_GENERATE_OPTIONS
2078#include "qemu-options-wrapper.h"
cd6f1169 2079 { NULL },
fc01f7e7 2080};
a369da5f
BS		 2081
2082static bool vga_available(void)
2083{
36b7f27d 2084 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2085}
2086
2087static bool cirrus_vga_available(void)
2088{
36b7f27d
AJ		 2089 return object_class_by_name("cirrus-vga")
2090 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2091}
2092
2093static bool vmware_vga_available(void)
2094{
36b7f27d 2095 return object_class_by_name("vmware-svga");
a369da5f
BS		 2096}
2097
879049a3
AJ		 2098static bool qxl_vga_available(void)
2099{
2100 return object_class_by_name("qxl-vga");
2101}
2102
af87bf29
MCA		 2103static bool tcx_vga_available(void)
2104{
2105 return object_class_by_name("SUNW,tcx");
2106}
2107
2108static bool cg3_vga_available(void)
2109{
2110 return object_class_by_name("cgthree");
2111}
2112
3893c124 2113static void select_vgahw (const char *p)
2114{
2115 const char *opts;
2116
d44229c5 2117 assert(vga_interface_type == VGA_NONE);
3893c124 2118 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2119 if (vga_available()) {
2120 vga_interface_type = VGA_STD;
2121 } else {
2122 fprintf(stderr, "Error: standard VGA not available\n");
2123 exit(0);
2124 }
3893c124 2125 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2126 if (cirrus_vga_available()) {
2127 vga_interface_type = VGA_CIRRUS;
2128 } else {
2129 fprintf(stderr, "Error: Cirrus VGA not available\n");
2130 exit(0);
2131 }
3893c124 2132 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2133 if (vmware_vga_available()) {
2134 vga_interface_type = VGA_VMWARE;
2135 } else {
2136 fprintf(stderr, "Error: VMWare SVGA not available\n");
2137 exit(0);
2138 }
94909d9f 2139 } else if (strstart(p, "xenfb", &opts)) {
86176759 2140 vga_interface_type = VGA_XENFB;
a19cbfb3 2141 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2142 if (qxl_vga_available()) {
2143 vga_interface_type = VGA_QXL;
2144 } else {
2145 fprintf(stderr, "Error: QXL VGA not available\n");
2146 exit(0);
2147 }
af87bf29
MCA		 2148 } else if (strstart(p, "tcx", &opts)) {
2149 if (tcx_vga_available()) {
2150 vga_interface_type = VGA_TCX;
2151 } else {
2152 fprintf(stderr, "Error: TCX framebuffer not available\n");
2153 exit(0);
2154 }
2155 } else if (strstart(p, "cg3", &opts)) {
2156 if (cg3_vga_available()) {
2157 vga_interface_type = VGA_CG3;
2158 } else {
2159 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2160 exit(0);
2161 }
28b85ed8 2162 } else if (!strstart(p, "none", &opts)) {
3893c124 2163 invalid_vga:
2164 fprintf(stderr, "Unknown vga type: %s\n", p);
2165 exit(1);
2166 }
cb5a7aa8 2167 while (*opts) {
2168 const char *nextopt;
2169
2170 if (strstart(opts, ",retrace=", &nextopt)) {
2171 opts = nextopt;
2172 if (strstart(opts, "dumb", &nextopt))
2173 vga_retrace_method = VGA_RETRACE_DUMB;
2174 else if (strstart(opts, "precise", &nextopt))
2175 vga_retrace_method = VGA_RETRACE_PRECISE;
2176 else goto invalid_vga;
2177 } else goto invalid_vga;
2178 opts = nextopt;
2179 }
3893c124 2180}
2181
1472a95b
JS		 2182static DisplayType select_display(const char *p)
2183{
2184 const char *opts;
2185 DisplayType display = DT_DEFAULT;
2186
2187 if (strstart(p, "sdl", &opts)) {
2188#ifdef CONFIG_SDL
2189 display = DT_SDL;
2190 while (*opts) {
2191 const char *nextopt;
2192
2193 if (strstart(opts, ",frame=", &nextopt)) {
2194 opts = nextopt;
2195 if (strstart(opts, "on", &nextopt)) {
2196 no_frame = 0;
2197 } else if (strstart(opts, "off", &nextopt)) {
2198 no_frame = 1;
2199 } else {
05175535 2200 goto invalid_sdl_args;
1472a95b
JS		 2201 }
2202 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2203 opts = nextopt;
2204 if (strstart(opts, "on", &nextopt)) {
2205 alt_grab = 1;
2206 } else if (strstart(opts, "off", &nextopt)) {
2207 alt_grab = 0;
2208 } else {
05175535 2209 goto invalid_sdl_args;
1472a95b
JS		 2210 }
2211 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2212 opts = nextopt;
2213 if (strstart(opts, "on", &nextopt)) {
2214 ctrl_grab = 1;
2215 } else if (strstart(opts, "off", &nextopt)) {
2216 ctrl_grab = 0;
2217 } else {
05175535 2218 goto invalid_sdl_args;
1472a95b
JS		 2219 }
2220 } else if (strstart(opts, ",window_close=", &nextopt)) {
2221 opts = nextopt;
2222 if (strstart(opts, "on", &nextopt)) {
2223 no_quit = 0;
2224 } else if (strstart(opts, "off", &nextopt)) {
2225 no_quit = 1;
2226 } else {
05175535 2227 goto invalid_sdl_args;
1472a95b
JS		 2228 }
2229 } else {
05175535
PM		 2230 invalid_sdl_args:
2231 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2232 exit(1);
1472a95b
JS		 2233 }
2234 opts = nextopt;
2235 }
2236#else
2237 fprintf(stderr, "SDL support is disabled\n");
2238 exit(1);
2239#endif
3264ff12 2240 } else if (strstart(p, "vnc", &opts)) {
821601ea 2241#ifdef CONFIG_VNC
3264ff12
JS		 2242 display_remote++;
2243
2244 if (*opts) {
2245 const char *nextopt;
2246
2247 if (strstart(opts, "=", &nextopt)) {
2248 vnc_display = nextopt;
2249 }
2250 }
2251 if (!vnc_display) {
2252 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2253 exit(1);
2254 }
821601ea
JS		 2255#else
2256 fprintf(stderr, "VNC support is disabled\n");
2257 exit(1);
2258#endif
1472a95b
JS		 2259 } else if (strstart(p, "curses", &opts)) {
2260#ifdef CONFIG_CURSES
2261 display = DT_CURSES;
2262#else
2263 fprintf(stderr, "Curses support is disabled\n");
2264 exit(1);
15546425
AL		 2265#endif
2266 } else if (strstart(p, "gtk", &opts)) {
2267#ifdef CONFIG_GTK
2268 display = DT_GTK;
881249c7
JK		 2269 while (*opts) {
2270 const char *nextopt;
2271
2272 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2273 opts = nextopt;
2274 if (strstart(opts, "on", &nextopt)) {
2275 grab_on_hover = true;
2276 } else if (strstart(opts, "off", &nextopt)) {
2277 grab_on_hover = false;
2278 } else {
2279 goto invalid_gtk_args;
2280 }
2281 } else {
2282 invalid_gtk_args:
2283 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2284 exit(1);
2285 }
2286 opts = nextopt;
2287 }
15546425
AL		 2288#else
2289 fprintf(stderr, "GTK support is disabled\n");
2290 exit(1);
1472a95b 2291#endif
4171d32e
JS		 2292 } else if (strstart(p, "none", &opts)) {
2293 display = DT_NONE;
1472a95b 2294 } else {
1472a95b
JS		 2295 fprintf(stderr, "Unknown display type: %s\n", p);
2296 exit(1);
2297 }
2298
2299 return display;
2300}
2301
7d4c3d53
MA		 2302static int balloon_parse(const char *arg)
2303{
382f0743 2304 QemuOpts *opts;
7d4c3d53 2305
382f0743
GH		 2306 if (strcmp(arg, "none") == 0) {
2307 return 0;
2308 }
2309
2310 if (!strncmp(arg, "virtio", 6)) {
2311 if (arg[6] == ',') {
2312 /* have params -> parse them */
3329f07b 2313 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2314 if (!opts)
2315 return -1;
2316 } else {
2317 /* create empty opts */
87ea75d5
PC		 2318 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2319 &error_abort);
7d4c3d53 2320 }
29f82b37 2321 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2322 return 0;
7d4c3d53 2323 }
382f0743
GH		 2324
2325 return -1;
7d4c3d53 2326}
7d4c3d53 2327
5cea8590
PB		 2328char *qemu_find_file(int type, const char *name)
2329{
4524051c 2330 int i;
5cea8590
PB		 2331 const char *subdir;
2332 char *buf;
2333
31783203
PM		 2334 /* Try the name as a straight path first */
2335 if (access(name, R_OK) == 0) {
4524051c 2336 trace_load_file(name, name);
7267c094 2337 return g_strdup(name);
5cea8590 2338 }
4524051c 2339
5cea8590
PB		 2340 switch (type) {
2341 case QEMU_FILE_TYPE_BIOS:
2342 subdir = "";
2343 break;
2344 case QEMU_FILE_TYPE_KEYMAP:
2345 subdir = "keymaps/";
2346 break;
2347 default:
2348 abort();
2349 }
4524051c
GH		 2350
2351 for (i = 0; i < data_dir_idx; i++) {
2352 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2353 if (access(buf, R_OK) == 0) {
2354 trace_load_file(name, buf);
2355 return buf;
2356 }
7267c094 2357 g_free(buf);
5cea8590 2358 }
4524051c 2359 return NULL;
5cea8590
PB		 2360}
2361
ff952ba2
MA		 2362static int device_help_func(QemuOpts *opts, void *opaque)
2363{
2364 return qdev_device_help(opts);
2365}
2366
f31d07d1
GH		 2367static int device_init_func(QemuOpts *opts, void *opaque)
2368{
2369 DeviceState *dev;
2370
2371 dev = qdev_device_add(opts);
2372 if (!dev)
2373 return -1;
b09995ae 2374 object_unref(OBJECT(dev));
f31d07d1
GH		 2375 return 0;
2376}
2377
1a688d3b
GH		 2378static int chardev_init_func(QemuOpts *opts, void *opaque)
2379{
bd2d80b2 2380 Error *local_err = NULL;
1a688d3b 2381
bd2d80b2 2382 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2383 if (local_err) {
4a44d85e 2384 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2385 error_free(local_err);
1a688d3b 2386 return -1;
bd2d80b2 2387 }
1a688d3b
GH		 2388 return 0;
2389}
2390
758e8e38 2391#ifdef CONFIG_VIRTFS
74db920c
GS		 2392static int fsdev_init_func(QemuOpts *opts, void *opaque)
2393{
2394 int ret;
2395 ret = qemu_fsdev_add(opts);
2396
2397 return ret;
2398}
2399#endif
2400
88589343
GH		 2401static int mon_init_func(QemuOpts *opts, void *opaque)
2402{
2403 CharDriverState *chr;
2404 const char *chardev;
2405 const char *mode;
2406 int flags;
2407
2408 mode = qemu_opt_get(opts, "mode");
2409 if (mode == NULL) {
2410 mode = "readline";
2411 }
2412 if (strcmp(mode, "readline") == 0) {
2413 flags = MONITOR_USE_READLINE;
2414 } else if (strcmp(mode, "control") == 0) {
2415 flags = MONITOR_USE_CONTROL;
2416 } else {
2417 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2418 exit(1);
2419 }
2420
39eaab9a
DB		 2421 if (qemu_opt_get_bool(opts, "pretty", 0))
2422 flags |= MONITOR_USE_PRETTY;
2423
88589343
GH		 2424 if (qemu_opt_get_bool(opts, "default", 0))
2425 flags |= MONITOR_IS_DEFAULT;
2426
2427 chardev = qemu_opt_get(opts, "chardev");
2428 chr = qemu_chr_find(chardev);
2429 if (chr == NULL) {
2430 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2431 exit(1);
2432 }
2433
456d6069 2434 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2435 monitor_init(chr, flags);
2436 return 0;
2437}
2438
6ca5582d 2439static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2440{
2441 static int monitor_device_index = 0;
2442 QemuOpts *opts;
2443 const char *p;
2444 char label[32];
2445 int def = 0;
2446
2447 if (strstart(optarg, "chardev:", &p)) {
2448 snprintf(label, sizeof(label), "%s", p);
2449 } else {
140e065d
JK		 2450 snprintf(label, sizeof(label), "compat_monitor%d",
2451 monitor_device_index);
2452 if (monitor_device_index == 0) {
88589343
GH		 2453 def = 1;
2454 }
2455 opts = qemu_chr_parse_compat(label, optarg);
2456 if (!opts) {
2457 fprintf(stderr, "parse error: %s\n", optarg);
2458 exit(1);
2459 }
2460 }
2461
8be7e7e4 2462 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2463 if (!opts) {
2464 fprintf(stderr, "duplicate chardev: %s\n", label);
2465 exit(1);
2466 }
6ca5582d 2467 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2468 qemu_opt_set(opts, "chardev", label);
2469 if (def)
2470 qemu_opt_set(opts, "default", "on");
2471 monitor_device_index++;
2472}
2473
bd3c948d
GH		 2474struct device_config {
2475 enum {
aee1b935
GH		 2476 DEV_USB, /* -usbdevice */
2477 DEV_BT, /* -bt */
2478 DEV_SERIAL, /* -serial */
2479 DEV_PARALLEL, /* -parallel */
2480 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2481 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2482 DEV_GDB, /* -gdb, -s */
3ef669e1 2483 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2484 } type;
2485 const char *cmdline;
d9a5954d 2486 Location loc;
72cf2d4f 2487 QTAILQ_ENTRY(device_config) next;
bd3c948d 2488};
4fdcac0e
BS		 2489
2490static QTAILQ_HEAD(, device_config) device_configs =
2491 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2492
2493static void add_device_config(int type, const char *cmdline)
2494{
2495 struct device_config *conf;
2496
7267c094 2497 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2498 conf->type = type;
2499 conf->cmdline = cmdline;
d9a5954d 2500 loc_save(&conf->loc);
72cf2d4f 2501 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2502}
2503
2504static int foreach_device_config(int type, int (*func)(const char *cmdline))
2505{
2506 struct device_config *conf;
2507 int rc;
2508
72cf2d4f 2509 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2510 if (conf->type != type)
2511 continue;
d9a5954d 2512 loc_push_restore(&conf->loc);
bd3c948d 2513 rc = func(conf->cmdline);
d9a5954d 2514 loc_pop(&conf->loc);
28de2f88 2515 if (rc) {
bd3c948d 2516 return rc;
28de2f88 2517 }
bd3c948d
GH		 2518 }
2519 return 0;
2520}
2521
998bbd74
GH		 2522static int serial_parse(const char *devname)
2523{
2524 static int index = 0;
2525 char label[32];
2526
2527 if (strcmp(devname, "none") == 0)
2528 return 0;
2529 if (index == MAX_SERIAL_PORTS) {
2530 fprintf(stderr, "qemu: too many serial ports\n");
2531 exit(1);
2532 }
2533 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2534 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2535 if (!serial_hds[index]) {
52d06136
PM		 2536 fprintf(stderr, "qemu: could not connect serial device"
2537 " to character backend '%s'\n", devname);
998bbd74
GH		 2538 return -1;
2539 }
2540 index++;
2541 return 0;
2542}
2543
6a5e8b0e
GH		 2544static int parallel_parse(const char *devname)
2545{
2546 static int index = 0;
2547 char label[32];
2548
2549 if (strcmp(devname, "none") == 0)
2550 return 0;
2551 if (index == MAX_PARALLEL_PORTS) {
2552 fprintf(stderr, "qemu: too many parallel ports\n");
2553 exit(1);
2554 }
2555 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2556 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2557 if (!parallel_hds[index]) {
52d06136
PM		 2558 fprintf(stderr, "qemu: could not connect parallel device"
2559 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2560 return -1;
2561 }
2562 index++;
2563 return 0;
2564}
2565
aee1b935
GH		 2566static int virtcon_parse(const char *devname)
2567{
3329f07b 2568 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2569 static int index = 0;
2570 char label[32];
392ecf54 2571 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2572
2573 if (strcmp(devname, "none") == 0)
2574 return 0;
2575 if (index == MAX_VIRTIO_CONSOLES) {
2576 fprintf(stderr, "qemu: too many virtio consoles\n");
2577 exit(1);
2578 }
392ecf54 2579
87ea75d5 2580 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2581 if (arch_type == QEMU_ARCH_S390X) {
2582 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2583 } else {
2584 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2585 }
392ecf54 2586
87ea75d5 2587 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2588 qemu_opt_set(dev_opts, "driver", "virtconsole");
2589
aee1b935 2590 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2591 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2592 if (!virtcon_hds[index]) {
52d06136
PM		 2593 fprintf(stderr, "qemu: could not connect virtio console"
2594 " to character backend '%s'\n", devname);
aee1b935
GH		 2595 return -1;
2596 }
392ecf54
AS		 2597 qemu_opt_set(dev_opts, "chardev", label);
2598
aee1b935
GH		 2599 index++;
2600 return 0;
2601}
2602
3ef669e1
AG		 2603static int sclp_parse(const char *devname)
2604{
2605 QemuOptsList *device = qemu_find_opts("device");
2606 static int index = 0;
2607 char label[32];
2608 QemuOpts *dev_opts;
2609
2610 if (strcmp(devname, "none") == 0) {
2611 return 0;
2612 }
2613 if (index == MAX_SCLP_CONSOLES) {
2614 fprintf(stderr, "qemu: too many sclp consoles\n");
2615 exit(1);
2616 }
2617
2618 assert(arch_type == QEMU_ARCH_S390X);
2619
2620 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2621 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2622
2623 snprintf(label, sizeof(label), "sclpcon%d", index);
2624 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2625 if (!sclp_hds[index]) {
2626 fprintf(stderr, "qemu: could not connect sclp console"
2627 " to character backend '%s'\n", devname);
2628 return -1;
2629 }
2630 qemu_opt_set(dev_opts, "chardev", label);
2631
2632 index++;
2633 return 0;
2634}
2635
c9f398e5 2636static int debugcon_parse(const char *devname)
4d8b3c63 2637{
c9f398e5
PA		 2638 QemuOpts *opts;
2639
27143a44 2640 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2641 exit(1);
2642 }
8be7e7e4 2643 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2644 if (!opts) {
2645 fprintf(stderr, "qemu: already have a debugcon device\n");
2646 exit(1);
2647 }
2648 qemu_opt_set(opts, "driver", "isa-debugcon");
2649 qemu_opt_set(opts, "chardev", "debugcon");
2650 return 0;
2651}
2652
0056ae24 2653static MachineClass *machine_parse(const char *name)
9052ea6b 2654{
0056ae24 2655 MachineClass *mc = NULL;
261747f1 2656 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2657
2658 if (name) {
0056ae24 2659 mc = find_machine(name);
9052ea6b 2660 }
0056ae24
MA		 2661 if (mc) {
2662 return mc;
9052ea6b 2663 }
025172d5
MR		 2664 if (name && !is_help_option(name)) {
2665 error_report("Unsupported machine type");
2666 error_printf("Use -machine help to list supported machines!\n");
2667 } else {
2668 printf("Supported machines are:\n");
2669 for (el = machines; el; el = el->next) {
2670 MachineClass *mc = el->data;
958db90c
MA		 2671 if (mc->alias) {
2672 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2673 }
958db90c
MA		 2674 printf("%-20s %s%s\n", mc->name, mc->desc,
2675 mc->is_default ? " (default)" : "");
9052ea6b 2676 }
9052ea6b 2677 }
261747f1
MA		 2678
2679 g_slist_free(machines);
c8057f95 2680 exit(!name || !is_help_option(name));
9052ea6b
JK		 2681}
2682
fd42deeb
GH		 2683void qemu_add_exit_notifier(Notifier *notify)
2684{
2685 notifier_list_add(&exit_notifiers, notify);
2686}
2687
2688void qemu_remove_exit_notifier(Notifier *notify)
2689{
31552529 2690 notifier_remove(notify);
fd42deeb
GH		 2691}
2692
2693static void qemu_run_exit_notifiers(void)
2694{
9e8dd451 2695 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2696}
2697
4cab946a
GN		 2698void qemu_add_machine_init_done_notifier(Notifier *notify)
2699{
2700 notifier_list_add(&machine_init_done_notifiers, notify);
2701}
2702
2703static void qemu_run_machine_init_done_notifiers(void)
2704{
9e8dd451 2705 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2706}
2707
6530a97b
AL		 2708static const QEMUOption *lookup_opt(int argc, char **argv,
2709 const char **poptarg, int *poptind)
2710{
2711 const QEMUOption *popt;
2712 int optind = *poptind;
2713 char *r = argv[optind];
2714 const char *optarg;
2715
0f0bc3f1 2716 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2717 optind++;
2718 /* Treat --foo the same as -foo. */
2719 if (r[1] == '-')
2720 r++;
2721 popt = qemu_options;
2722 for(;;) {
2723 if (!popt->name) {
0f0bc3f1 2724 error_report("invalid option");
6530a97b
AL		 2725 exit(1);
2726 }
2727 if (!strcmp(popt->name, r + 1))
2728 break;
2729 popt++;
2730 }
2731 if (popt->flags & HAS_ARG) {
2732 if (optind >= argc) {
0f0bc3f1 2733 error_report("requires an argument");
6530a97b
AL		 2734 exit(1);
2735 }
2736 optarg = argv[optind++];
0f0bc3f1 2737 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2738 } else {
2739 optarg = NULL;
2740 }
2741
2742 *poptarg = optarg;
2743 *poptind = optind;
2744
2745 return popt;
2746}
2747
0750112a
AL		 2748static gpointer malloc_and_trace(gsize n_bytes)
2749{
2750 void *ptr = malloc(n_bytes);
a74cd8cc 2751 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2752 return ptr;
2753}
2754
2755static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2756{
2757 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2758 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2759 return ptr;
2760}
2761
2762static void free_and_trace(gpointer mem)
2763{
a74cd8cc 2764 trace_g_free(mem);
0750112a
AL		 2765 free(mem);
2766}
2767
d2659e27
AF		 2768static int machine_set_property(const char *name, const char *value,
2769 void *opaque)
68d98d3e
AL		 2770{
2771 Object *obj = OBJECT(opaque);
2772 StringInputVisitor *siv;
2773 Error *local_err = NULL;
b0ddb8bf 2774 char *c, *qom_name;
68d98d3e 2775
d2659e27 2776 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2777 return 0;
2778 }
2779
b0ddb8bf
MA		 2780 qom_name = g_strdup(name);
2781 c = qom_name;
2782 while (*c++) {
2783 if (*c == '_') {
2784 *c = '-';
2785 }
2786 }
2787
68d98d3e 2788 siv = string_input_visitor_new(value);
b0ddb8bf 2789 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
68d98d3e 2790 string_input_visitor_cleanup(siv);
b0ddb8bf 2791 g_free(qom_name);
68d98d3e
AL		 2792
2793 if (local_err) {
2794 qerror_report_err(local_err);
2795 error_free(local_err);
2796 return -1;
2797 }
2798
2799 return 0;
2800}
2801
2802static int object_create(QemuOpts *opts, void *opaque)
2803{
c4090f8e
PB		 2804 Error *err = NULL;
2805 char *type = NULL;
2806 char *id = NULL;
2807 void *dummy = NULL;
2808 OptsVisitor *ov;
2809 QDict *pdict;
68d98d3e 2810
c4090f8e
PB		 2811 ov = opts_visitor_new(opts);
2812 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2813
c4090f8e
PB		 2814 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2815 if (err) {
2816 goto out;
68d98d3e
AL		 2817 }
2818
c4090f8e
PB		 2819 qdict_del(pdict, "qom-type");
2820 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2821 if (err) {
2822 goto out;
68d98d3e
AL		 2823 }
2824
c4090f8e
PB		 2825 qdict_del(pdict, "id");
2826 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2827 if (err) {
269e09f3
IM		 2828 goto out;
2829 }
2830
c4090f8e
PB		 2831 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2832 if (err) {
269e09f3
IM		 2833 goto out;
2834 }
c4090f8e
PB		 2835 visit_end_struct(opts_get_visitor(ov), &err);
2836 if (err) {
2837 qmp_object_del(id, NULL);
2838 }
2839
269e09f3 2840out:
c4090f8e
PB		 2841 opts_visitor_cleanup(ov);
2842
2843 QDECREF(pdict);
2844 g_free(id);
2845 g_free(type);
2846 g_free(dummy);
2847 if (err) {
2848 qerror_report_err(err);
3a9cbfe0 2849 error_free(err);
90e9cf28
IM		 2850 return -1;
2851 }
68d98d3e
AL		 2852 return 0;
2853}
2854
902b3d5c 2855int main(int argc, char **argv, char **envp)
0824d6fc 2856{
e4bcb14c 2857 int i;
da1fcfda 2858 int snapshot, linux_boot;
7f7f9873 2859 const char *initrd_filename;
a20dd508 2860 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2861 const char *boot_order;
3023f332 2862 DisplayState *ds;
9f227bc3 2863 int cyls, heads, secs, translation;
1ad9580b 2864 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2865 QemuOptsList *olist;
cd6f1169 2866 int optind;
6530a97b 2867 const char *optarg;
d63d307f 2868 const char *loadvm = NULL;
0056ae24 2869 MachineClass *machine_class;
94fc95cd 2870 const char *cpu_model;
d44229c5 2871 const char *vga_model = NULL;
d4fce24f
PB		 2872 const char *qtest_chrdev = NULL;
2873 const char *qtest_log = NULL;
93815bc2 2874 const char *pid_file = NULL;
5bb7910a 2875 const char *incoming = NULL;
821601ea 2876#ifdef CONFIG_VNC
993fbfdb 2877 int show_vnc_port = 0;
821601ea 2878#endif
3ed2d9ee 2879 bool defconfig = true;
f29a5614 2880 bool userconfig = true;
c235d738
MF		 2881 const char *log_mask = NULL;
2882 const char *log_file = NULL;
0750112a
AL		 2883 GMemVTable mem_trace = {
2884 .malloc = malloc_and_trace,
2885 .realloc = realloc_and_trace,
2886 .free = free_and_trace,
2887 };
23d15e86 2888 const char *trace_events = NULL;
e4858974 2889 const char *trace_file = NULL;
6e1d3c1c
IM		 2890 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2891 1024 * 1024;
c270fb9e
IM		 2892 ram_addr_t maxram_size = default_ram_size;
2893 uint64_t ram_slots = 0;
abfd9ce3 2894 FILE *vmstate_dump_file = NULL;
2f78e491 2895 Error *main_loop_err = NULL;
0b5538c3 2896
fd42deeb 2897 atexit(qemu_run_exit_notifiers);
65abca0a 2898 error_set_progname(argv[0]);
10f5bff6 2899 qemu_init_exec_dir(argv[0]);
65abca0a 2900
0750112a
AL		 2901 g_mem_set_vtable(&mem_trace);
2902
1b71f7c1
AF		 2903 module_call_init(MODULE_INIT_QOM);
2904
4d454574 2905 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2906 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2907 qemu_add_drive_opts(&qemu_common_drive_opts);
2908 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2909 qemu_add_opts(&qemu_chardev_opts);
2910 qemu_add_opts(&qemu_device_opts);
2911 qemu_add_opts(&qemu_netdev_opts);
2912 qemu_add_opts(&qemu_net_opts);
2913 qemu_add_opts(&qemu_rtc_opts);
2914 qemu_add_opts(&qemu_global_opts);
2915 qemu_add_opts(&qemu_mon_opts);
2916 qemu_add_opts(&qemu_trace_opts);
2917 qemu_add_opts(&qemu_option_rom_opts);
2918 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2919 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2920 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2921 qemu_add_opts(&qemu_boot_opts);
2922 qemu_add_opts(&qemu_sandbox_opts);
2923 qemu_add_opts(&qemu_add_fd_opts);
2924 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2925 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2926 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2927 qemu_add_opts(&qemu_msg_opts);
5d12f961 2928 qemu_add_opts(&qemu_name_opts);
0042109a 2929 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2930 qemu_add_opts(&qemu_icount_opts);
4d454574 2931
5db9d4d1
LC		 2932 runstate_init();
2933
884f17c2 2934 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2935
72cf2d4f 2936 QLIST_INIT (&vm_change_state_head);
fe98ac14 2937 os_setup_early_signal_handling();
be995c27 2938
f80f9ec9 2939 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2940 machine_class = find_default_machine();
94fc95cd 2941 cpu_model = NULL;
6e1d3c1c 2942 ram_size = default_ram_size;
33e3963e 2943 snapshot = 0;
9f227bc3 2944 cyls = heads = secs = 0;
2945 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2946
268a362c 2947 for (i = 0; i < MAX_NODES; i++) {
8c85901e 2948 numa_info[i].node_mem = 0;
1af878e0 2949 numa_info[i].present = false;
8c85901e 2950 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 2951 }
2952
268a362c 2953 nb_numa_nodes = 0;
1af878e0 2954 max_numa_nodeid = 0;
7c9d8e07 2955 nb_nics = 0;
3b46e624 2956
142c6b1a
PL		 2957 bdrv_init_with_whitelist();
2958
2c02d1ad 2959 autostart = 1;
41bd639b 2960
292444cb
AL		 2961 /* first pass of option parsing */
2962 optind = 1;
2963 while (optind < argc) {
2964 if (argv[optind][0] != '-') {
2965 /* disk image */
28e68d68 2966 optind++;
292444cb
AL		 2967 } else {
2968 const QEMUOption *popt;
2969
2970 popt = lookup_opt(argc, argv, &optarg, &optind);
2971 switch (popt->index) {
2972 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2973 defconfig = false;
292444cb 2974 break;
f29a5614
EH		 2975 case QEMU_OPTION_nouserconfig:
2976 userconfig = false;
2977 break;
292444cb
AL		 2978 }
2979 }
2980 }
2981
2982 if (defconfig) {
dcfb0939 2983 int ret;
f29a5614 2984 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2985 if (ret < 0) {
dcfb0939 2986 exit(1);
292444cb
AL		 2987 }
2988 }
2989
2990 /* second pass of option parsing */
cd6f1169 2991 optind = 1;
0824d6fc 2992 for(;;) {
cd6f1169 2993 if (optind >= argc)
0824d6fc 2994 break;
6530a97b 2995 if (argv[optind][0] != '-') {
9f227bc3 2996 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2997 } else {
2998 const QEMUOption *popt;
2999
6530a97b 3000 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3001 if (!(popt->arch_mask & arch_type)) {
3002 printf("Option %s not supported for this target\n", popt->name);
3003 exit(1);
3004 }
cd6f1169 3005 switch(popt->index) {
cc1daa40 3006 case QEMU_OPTION_M:
0056ae24 3007 machine_class = machine_parse(optarg);
cc1daa40 3008 break;
e43d594e
JK		 3009 case QEMU_OPTION_no_kvm_irqchip: {
3010 olist = qemu_find_opts("machine");
3011 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3012 break;
3013 }
94fc95cd
JM		 3014 case QEMU_OPTION_cpu:
3015 /* hw initialization will check this */
ecf40bea 3016 cpu_model = optarg;
94fc95cd 3017 break;
cd6f1169 3018 case QEMU_OPTION_hda:
9f227bc3 3019 {
3020 char buf[256];
3021 if (cyls == 0)
3022 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3023 else
3024 snprintf(buf, sizeof(buf),
3025 "%s,cyls=%d,heads=%d,secs=%d%s",
3026 HD_OPTS , cyls, heads, secs,
3027 translation == BIOS_ATA_TRANSLATION_LBA ?
3028 ",trans=lba" :
3029 translation == BIOS_ATA_TRANSLATION_NONE ?
3030 ",trans=none" : "");
3031 drive_add(IF_DEFAULT, 0, optarg, buf);
3032 break;
3033 }
cd6f1169 3034 case QEMU_OPTION_hdb:
cc1daa40
FB		 3035 case QEMU_OPTION_hdc:
3036 case QEMU_OPTION_hdd:
2292ddae
MA		 3037 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3038 HD_OPTS);
fc01f7e7 3039 break;
e4bcb14c 3040 case QEMU_OPTION_drive:
e2982c3a
MT		 3041 if (drive_def(optarg) == NULL) {
3042 exit(1);
3043 }
e4bcb14c 3044 break;
d058fe03
GH		 3045 case QEMU_OPTION_set:
3046 if (qemu_set_option(optarg) != 0)
3047 exit(1);
3048 break;
d0fef6fb
GH		 3049 case QEMU_OPTION_global:
3050 if (qemu_global_option(optarg) != 0)
3051 exit(1);
3052 break;
3e3d5815 3053 case QEMU_OPTION_mtdblock:
2292ddae 3054 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3055 break;
a1bb27b1 3056 case QEMU_OPTION_sd:
80f4d9fc 3057 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3058 break;
86f55663 3059 case QEMU_OPTION_pflash:
2292ddae 3060 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3061 break;
cd6f1169 3062 case QEMU_OPTION_snapshot:
33e3963e
FB		 3063 snapshot = 1;
3064 break;
cd6f1169 3065 case QEMU_OPTION_hdachs:
330d0414 3066 {
330d0414
FB		 3067 const char *p;
3068 p = optarg;
3069 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3070 if (cyls < 1 || cyls > 16383)
3071 goto chs_fail;
330d0414
FB		 3072 if (*p != ',')
3073 goto chs_fail;
3074 p++;
3075 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3076 if (heads < 1 || heads > 16)
3077 goto chs_fail;
330d0414
FB		 3078 if (*p != ',')
3079 goto chs_fail;
3080 p++;
3081 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3082 if (secs < 1 || secs > 63)
3083 goto chs_fail;
3084 if (*p == ',') {
3085 p++;
f31c41ff
PB		 3086 if (!strcmp(p, "large")) {
3087 translation = BIOS_ATA_TRANSLATION_LARGE;
3088 } else if (!strcmp(p, "rechs")) {
3089 translation = BIOS_ATA_TRANSLATION_RECHS;
3090 } else if (!strcmp(p, "none")) {
46d4767d 3091 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3092 } else if (!strcmp(p, "lba")) {
46d4767d 3093 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3094 } else if (!strcmp(p, "auto")) {
46d4767d 3095 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3096 } else {
46d4767d 3097 goto chs_fail;
f31c41ff 3098 }
46d4767d 3099 } else if (*p != '\0') {
c4b1fcc0 3100 chs_fail:
46d4767d
FB		 3101 fprintf(stderr, "qemu: invalid physical CHS format\n");
3102 exit(1);
c4b1fcc0 3103 }
9f227bc3 3104 if (hda_opts != NULL) {
9dfd7c7a
GH		 3105 char num[16];
3106 snprintf(num, sizeof(num), "%d", cyls);
3107 qemu_opt_set(hda_opts, "cyls", num);
3108 snprintf(num, sizeof(num), "%d", heads);
3109 qemu_opt_set(hda_opts, "heads", num);
3110 snprintf(num, sizeof(num), "%d", secs);
3111 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3112 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3113 qemu_opt_set(hda_opts, "trans", "large");
3114 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3115 qemu_opt_set(hda_opts, "trans", "rechs");
3116 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3117 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3118 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3119 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3120 }
9dfd7c7a 3121 }
330d0414
FB		 3122 }
3123 break;
268a362c 3124 case QEMU_OPTION_numa:
0042109a
WG		 3125 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3126 if (!opts) {
3127 exit(1);
3128 }
268a362c 3129 break;
1472a95b
JS		 3130 case QEMU_OPTION_display:
3131 display_type = select_display(optarg);
3132 break;
cd6f1169 3133 case QEMU_OPTION_nographic:
993fbfdb 3134 display_type = DT_NOGRAPHIC;
a20dd508 3135 break;
4d3b6f6e 3136 case QEMU_OPTION_curses:
47b05369 3137#ifdef CONFIG_CURSES
993fbfdb 3138 display_type = DT_CURSES;
47b05369
JS		 3139#else
3140 fprintf(stderr, "Curses support is disabled\n");
3141 exit(1);
4d3b6f6e 3142#endif
47b05369 3143 break;
a171fe39 3144 case QEMU_OPTION_portrait:
9312805d
VK		 3145 graphic_rotate = 90;
3146 break;
3147 case QEMU_OPTION_rotate:
3148 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3149 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3150 graphic_rotate != 180 && graphic_rotate != 270) {
3151 fprintf(stderr,
3152 "qemu: only 90, 180, 270 deg rotation is available\n");
3153 exit(1);
3154 }
a171fe39 3155 break;
cd6f1169 3156 case QEMU_OPTION_kernel:
a0abe474
PM		 3157 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3158 break;
3159 case QEMU_OPTION_initrd:
3160 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3161 break;
cd6f1169 3162 case QEMU_OPTION_append:
a0abe474 3163 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3164 break;
412beee6
GL		 3165 case QEMU_OPTION_dtb:
3166 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3167 break;
cd6f1169 3168 case QEMU_OPTION_cdrom:
2292ddae 3169 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3170 break;
cd6f1169 3171 case QEMU_OPTION_boot:
8281abd5
MA		 3172 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3173 if (!opts) {
3174 exit(1);
36b486bb
FB		 3175 }
3176 break;
cd6f1169 3177 case QEMU_OPTION_fda:
cd6f1169 3178 case QEMU_OPTION_fdb:
2292ddae
MA		 3179 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3180 optarg, FD_OPTS);
c45886db 3181 break;
52ca8d6a
FB		 3182 case QEMU_OPTION_no_fd_bootchk:
3183 fd_bootchk = 0;
3184 break;
a1ea458f 3185 case QEMU_OPTION_netdev:
3329f07b 3186 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3187 exit(1);
3188 }
3189 break;
7c9d8e07 3190 case QEMU_OPTION_net:
3329f07b 3191 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3192 exit(1);
3193 }
702c651c 3194 break;
f9dadc98
RS		 3195#ifdef CONFIG_LIBISCSI
3196 case QEMU_OPTION_iscsi:
3197 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3198 if (!opts) {
3199 exit(1);
3200 }
3201 break;
3202#endif
c7f74643
FB		 3203#ifdef CONFIG_SLIRP
3204 case QEMU_OPTION_tftp:
ad196a9d 3205 legacy_tftp_prefix = optarg;
9bf05444 3206 break;
47d5d01a 3207 case QEMU_OPTION_bootp:
ad196a9d 3208 legacy_bootp_filename = optarg;
47d5d01a 3209 break;
9bf05444 3210 case QEMU_OPTION_redir:
0752706d
MA		 3211 if (net_slirp_redir(optarg) < 0)
3212 exit(1);
9bf05444 3213 break;
c7f74643 3214#endif
dc72ac14 3215 case QEMU_OPTION_bt:
bd3c948d 3216 add_device_config(DEV_BT, optarg);
dc72ac14 3217 break;
1d14ffa9
FB		 3218 case QEMU_OPTION_audio_help:
3219 AUD_help ();
3220 exit (0);
3221 break;
3222 case QEMU_OPTION_soundhw:
3223 select_soundhw (optarg);
3224 break;
cd6f1169 3225 case QEMU_OPTION_h:
15f82208 3226 help(0);
cd6f1169 3227 break;
9bd7e6d9
PB		 3228 case QEMU_OPTION_version:
3229 version();
3230 exit(0);
3231 break;
00f82b8a 3232 case QEMU_OPTION_m: {
ff961015 3233 uint64_t sz;
6e1d3c1c 3234 const char *mem_str;
c270fb9e 3235 const char *maxmem_str, *slots_str;
9f9b17a4 3236
6e1d3c1c
IM		 3237 opts = qemu_opts_parse(qemu_find_opts("memory"),
3238 optarg, 1);
3239 if (!opts) {
3240 exit(EXIT_FAILURE);
3241 }
3242
3243 mem_str = qemu_opt_get(opts, "size");
3244 if (!mem_str) {
3245 error_report("invalid -m option, missing 'size' option");
3246 exit(EXIT_FAILURE);
3247 }
3248 if (!*mem_str) {
3249 error_report("missing 'size' option value");
3250 exit(EXIT_FAILURE);
3251 }
3252
3253 sz = qemu_opt_get_size(opts, "size", ram_size);
3254
3255 /* Fix up legacy suffix-less format */
3256 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3257 uint64_t overflow_check = sz;
3258
3259 sz <<= 20;
3260 if ((sz >> 20) != overflow_check) {
3261 error_report("too large 'size' option value");
3262 exit(EXIT_FAILURE);
3263 }
3264 }
3265
3266 /* backward compatibility behaviour for case "-m 0" */
3267 if (sz == 0) {
3268 sz = default_ram_size;
cd6f1169 3269 }
6e1d3c1c
IM		 3270
3271 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3272 ram_size = sz;
3273 if (ram_size != sz) {
6e1d3c1c
IM		 3274 error_report("ram size too large");
3275 exit(EXIT_FAILURE);
00f82b8a 3276 }
5734d031 3277 maxram_size = ram_size;
c270fb9e
IM		 3278
3279 maxmem_str = qemu_opt_get(opts, "maxmem");
3280 slots_str = qemu_opt_get(opts, "slots");
3281 if (maxmem_str && slots_str) {
3282 uint64_t slots;
3283
3284 sz = qemu_opt_get_size(opts, "maxmem", 0);
3285 if (sz < ram_size) {
4d63322c
HZ		 3286 error_report("invalid -m option value: maxmem "
3287 "(0x%" PRIx64 ") <= initial memory (0x"
3288 RAM_ADDR_FMT ")", sz, ram_size);
c270fb9e
IM		 3289 exit(EXIT_FAILURE);
3290 }
3291
3292 slots = qemu_opt_get_number(opts, "slots", 0);
3293 if ((sz > ram_size) && !slots) {
4d63322c
HZ		 3294 error_report("invalid -m option value: maxmem "
3295 "(0x%" PRIx64 ") more than initial memory (0x"
705456c0 3296 RAM_ADDR_FMT ") but no hotplug slots where "
4d63322c 3297 "specified", sz, ram_size);
c270fb9e
IM		 3298 exit(EXIT_FAILURE);
3299 }
3300
3301 if ((sz <= ram_size) && slots) {
4d63322c 3302 error_report("invalid -m option value: %"
c270fb9e 3303 PRIu64 " hotplug slots where specified but "
4d63322c
HZ		 3304 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3305 RAM_ADDR_FMT ")", slots, sz, ram_size);
c270fb9e
IM		 3306 exit(EXIT_FAILURE);
3307 }
3308 maxram_size = sz;
3309 ram_slots = slots;
3310 } else if ((!maxmem_str && slots_str) ||
3311 (maxmem_str && !slots_str)) {
4d63322c
HZ		 3312 error_report("invalid -m option value: missing "
3313 "'%s' option", slots_str ? "maxmem" : "slots");
c270fb9e
IM		 3314 exit(EXIT_FAILURE);
3315 }
cd6f1169 3316 break;
00f82b8a 3317 }
d1a0cf73
SB		 3318#ifdef CONFIG_TPM
3319 case QEMU_OPTION_tpmdev:
3320 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3321 exit(1);
3322 }
3323 break;
3324#endif
c902760f
MT		 3325 case QEMU_OPTION_mempath:
3326 mem_path = optarg;
3327 break;
c902760f
MT		 3328 case QEMU_OPTION_mem_prealloc:
3329 mem_prealloc = 1;
3330 break;
cd6f1169 3331 case QEMU_OPTION_d:
c235d738
MF		 3332 log_mask = optarg;
3333 break;
3334 case QEMU_OPTION_D:
3335 log_file = optarg;
cd6f1169 3336 break;
cd6f1169 3337 case QEMU_OPTION_s:
ef0c4a0d 3338 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3339 break;
59030a8c 3340 case QEMU_OPTION_gdb:
ef0c4a0d 3341 add_device_config(DEV_GDB, optarg);
cd6f1169 3342 break;
cd6f1169 3343 case QEMU_OPTION_L:
4524051c
GH		 3344 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3345 data_dir[data_dir_idx++] = optarg;
3346 }
cd6f1169 3347 break;
1192dad8 3348 case QEMU_OPTION_bios:
1442d3e6 3349 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3350 break;
1b530a6d
AJ		 3351 case QEMU_OPTION_singlestep:
3352 singlestep = 1;
3353 break;
cd6f1169 3354 case QEMU_OPTION_S:
3c07f8e8 3355 autostart = 0;
cd6f1169 3356 break;
3d11d0eb
FB		 3357 case QEMU_OPTION_k:
3358 keyboard_layout = optarg;
3359 break;
ee22c2f7
FB		 3360 case QEMU_OPTION_localtime:
3361 rtc_utc = 0;
3362 break;
3893c124 3363 case QEMU_OPTION_vga:
a369da5f 3364 vga_model = optarg;
7f1b17f2 3365 default_vga = 0;
1bfe856e 3366 break;
e9b137c2
FB		 3367 case QEMU_OPTION_g:
3368 {
3369 const char *p;
3370 int w, h, depth;
3371 p = optarg;
3372 w = strtol(p, (char **)&p, 10);
3373 if (w <= 0) {
3374 graphic_error:
3375 fprintf(stderr, "qemu: invalid resolution or depth\n");
3376 exit(1);
3377 }
3378 if (*p != 'x')
3379 goto graphic_error;
3380 p++;
3381 h = strtol(p, (char **)&p, 10);
3382 if (h <= 0)
3383 goto graphic_error;
3384 if (*p == 'x') {
3385 p++;
3386 depth = strtol(p, (char **)&p, 10);
5fafdf24 3387 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3388 depth != 24 && depth != 32)
3389 goto graphic_error;
3390 } else if (*p == '\0') {
3391 depth = graphic_depth;
3392 } else {
3393 goto graphic_error;
3394 }
3b46e624 3395
e9b137c2
FB		 3396 graphic_width = w;
3397 graphic_height = h;
3398 graphic_depth = depth;
3399 }
3400 break;
20d8a3ed
TS		 3401 case QEMU_OPTION_echr:
3402 {
3403 char *r;
3404 term_escape_char = strtol(optarg, &r, 0);
3405 if (r == optarg)
3406 printf("Bad argument to echr\n");
3407 break;
3408 }
82c643ff 3409 case QEMU_OPTION_monitor:
6ca5582d 3410 default_monitor = 0;
70e098af
LC		 3411 if (strncmp(optarg, "none", 4)) {
3412 monitor_parse(optarg, "readline");
3413 }
6ca5582d
GH		 3414 break;
3415 case QEMU_OPTION_qmp:
3416 monitor_parse(optarg, "control");
2d114dc1 3417 default_monitor = 0;
82c643ff 3418 break;
22a0e04b 3419 case QEMU_OPTION_mon:
3329f07b 3420 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3421 if (!opts) {
22a0e04b
GH		 3422 exit(1);
3423 }
2d114dc1 3424 default_monitor = 0;
22a0e04b 3425 break;
191bc01b 3426 case QEMU_OPTION_chardev:
3329f07b 3427 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3428 if (!opts) {
191bc01b
GH		 3429 exit(1);
3430 }
191bc01b 3431 break;
74db920c 3432 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3433 olist = qemu_find_opts("fsdev");
3434 if (!olist) {
3435 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3436 exit(1);
3437 }
3438 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3439 if (!opts) {
74db920c
GS		 3440 exit(1);
3441 }
3442 break;
3d54abc7 3443 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3444 QemuOpts *fsdev;
3445 QemuOpts *device;
84a87cc4 3446 const char *writeout, *sock_fd, *socket;
3d54abc7 3447
03b0ba70
GH		 3448 olist = qemu_find_opts("virtfs");
3449 if (!olist) {
3450 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3451 exit(1);
3452 }
3453 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3454 if (!opts) {
3d54abc7
GS		 3455 exit(1);
3456 }
3457
fbcbf101 3458 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3459 qemu_opt_get(opts, "mount_tag") == NULL) {
3460 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3461 exit(1);
3462 }
e14ea479 3463 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3464 qemu_opt_get(opts, "mount_tag"),
3465 1, NULL);
e14ea479
SH		 3466 if (!fsdev) {
3467 fprintf(stderr, "duplicate fsdev id: %s\n",
3468 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3469 exit(1);
3470 }
d3ab98e6
AK		 3471
3472 writeout = qemu_opt_get(opts, "writeout");
3473 if (writeout) {
3474#ifdef CONFIG_SYNC_FILE_RANGE
3475 qemu_opt_set(fsdev, "writeout", writeout);
3476#else
3477 fprintf(stderr, "writeout=immediate not supported on "
3478 "this platform\n");
3479 exit(1);
3480#endif
3481 }
fbcbf101 3482 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3483 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3484 qemu_opt_set(fsdev, "security_model",
3485 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3486 socket = qemu_opt_get(opts, "socket");
3487 if (socket) {
3488 qemu_opt_set(fsdev, "socket", socket);
3489 }
4c793dda
MK		 3490 sock_fd = qemu_opt_get(opts, "sock_fd");
3491 if (sock_fd) {
3492 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3493 }
e14ea479 3494
2c74c2cb
MK		 3495 qemu_opt_set_bool(fsdev, "readonly",
3496 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3497 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3498 &error_abort);
e14ea479
SH		 3499 qemu_opt_set(device, "driver", "virtio-9p-pci");
3500 qemu_opt_set(device, "fsdev",
3501 qemu_opt_get(opts, "mount_tag"));
3502 qemu_opt_set(device, "mount_tag",
3503 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3504 break;
3505 }
9db221ae
AK		 3506 case QEMU_OPTION_virtfs_synth: {
3507 QemuOpts *fsdev;
3508 QemuOpts *device;
3509
8be7e7e4
LC		 3510 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3511 1, NULL);
9db221ae
AK		 3512 if (!fsdev) {
3513 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3514 exit(1);
3515 }
3516 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3517
87ea75d5
PC		 3518 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3519 &error_abort);
9db221ae
AK		 3520 qemu_opt_set(device, "driver", "virtio-9p-pci");
3521 qemu_opt_set(device, "fsdev", "v_synth");
3522 qemu_opt_set(device, "mount_tag", "v_synth");
3523 break;
3524 }
82c643ff 3525 case QEMU_OPTION_serial:
998bbd74
GH		 3526 add_device_config(DEV_SERIAL, optarg);
3527 default_serial = 0;
18141ed6
JK		 3528 if (strncmp(optarg, "mon:", 4) == 0) {
3529 default_monitor = 0;
3530 }
82c643ff 3531 break;
9dd986cc 3532 case QEMU_OPTION_watchdog:
09aaa160
MA		 3533 if (watchdog) {
3534 fprintf(stderr,
3535 "qemu: only one watchdog option may be given\n");
3536 return 1;
3537 }
3538 watchdog = optarg;
9dd986cc
RJ		 3539 break;
3540 case QEMU_OPTION_watchdog_action:
3541 if (select_watchdog_action(optarg) == -1) {
3542 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3543 exit(1);
3544 }
3545 break;
51ecf136 3546 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3547 add_device_config(DEV_VIRTCON, optarg);
3548 default_virtcon = 0;
18141ed6
JK		 3549 if (strncmp(optarg, "mon:", 4) == 0) {
3550 default_monitor = 0;
3551 }
51ecf136 3552 break;
6508fe59 3553 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3554 add_device_config(DEV_PARALLEL, optarg);
3555 default_parallel = 0;
18141ed6
JK		 3556 if (strncmp(optarg, "mon:", 4) == 0) {
3557 default_monitor = 0;
3558 }
6508fe59 3559 break;
c9f398e5
PA		 3560 case QEMU_OPTION_debugcon:
3561 add_device_config(DEV_DEBUGCON, optarg);
3562 break;
d63d307f
FB		 3563 case QEMU_OPTION_loadvm:
3564 loadvm = optarg;
3565 break;
3566 case QEMU_OPTION_full_screen:
3567 full_screen = 1;
3568 break;
43523e93
TS		 3569 case QEMU_OPTION_no_frame:
3570 no_frame = 1;
3571 break;
3780e197
TS		 3572 case QEMU_OPTION_alt_grab:
3573 alt_grab = 1;
3574 break;
0ca9f8a4
DK		 3575 case QEMU_OPTION_ctrl_grab:
3576 ctrl_grab = 1;
3577 break;
667accab
TS		 3578 case QEMU_OPTION_no_quit:
3579 no_quit = 1;
3580 break;
7d957bd8 3581 case QEMU_OPTION_sdl:
24f6ff86 3582#ifdef CONFIG_SDL
993fbfdb 3583 display_type = DT_SDL;
7d957bd8 3584 break;
58fc096c 3585#else
58fc096c
JS		 3586 fprintf(stderr, "SDL support is disabled\n");
3587 exit(1);
667accab 3588#endif
f7cce898 3589 case QEMU_OPTION_pidfile:
93815bc2 3590 pid_file = optarg;
f7cce898 3591 break;
a09db21f
FB		 3592 case QEMU_OPTION_win2k_hack:
3593 win2k_install_hack = 1;
3594 break;
433acf0d
JK		 3595 case QEMU_OPTION_rtc_td_hack: {
3596 static GlobalProperty slew_lost_ticks[] = {
3597 {
3598 .driver = "mc146818rtc",
3599 .property = "lost_tick_policy",
3600 .value = "slew",
3601 },
3602 { /* end of list */ }
3603 };
3604
3605 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3606 break;
433acf0d 3607 }
8a92ea2f 3608 case QEMU_OPTION_acpitable:
0c764a9d 3609 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3610 if (!opts) {
3611 exit(1);
3612 }
0c764a9d 3613 do_acpitable_option(opts);
8a92ea2f 3614 break;
b6f6e3d3 3615 case QEMU_OPTION_smbios:
4f953d2f 3616 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3617 if (!opts) {
3618 exit(1);
3619 }
4f953d2f 3620 do_smbios_option(opts);
b6f6e3d3 3621 break;
7ba1e619 3622 case QEMU_OPTION_enable_kvm:
303d4e86 3623 olist = qemu_find_opts("machine");
303d4e86
AP		 3624 qemu_opts_parse(olist, "accel=kvm", 0);
3625 break;
3626 case QEMU_OPTION_machine:
3627 olist = qemu_find_opts("machine");
9052ea6b 3628 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3629 if (!opts) {
303d4e86
AP		 3630 exit(1);
3631 }
2645c6dc
JK		 3632 optarg = qemu_opt_get(opts, "type");
3633 if (optarg) {
0056ae24 3634 machine_class = machine_parse(optarg);
2645c6dc 3635 }
7ba1e619 3636 break;
a0dac021
JK		 3637 case QEMU_OPTION_no_kvm:
3638 olist = qemu_find_opts("machine");
3639 qemu_opts_parse(olist, "accel=tcg", 0);
3640 break;
4086bde8
JK		 3641 case QEMU_OPTION_no_kvm_pit: {
3642 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3643 "separately.\n");
3644 break;
3645 }
c21fb4f8
JK		 3646 case QEMU_OPTION_no_kvm_pit_reinjection: {
3647 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3648 {
3649 .driver = "kvm-pit",
3650 .property = "lost_tick_policy",
3651 .value = "discard",
3652 },
3653 { /* end of list */ }
3654 };
3655
3656 fprintf(stderr, "Warning: option deprecated, use "
3657 "lost_tick_policy property of kvm-pit instead.\n");
3658 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3659 break;
3660 }
bb36d470 3661 case QEMU_OPTION_usb:
fa5358c6
PM		 3662 olist = qemu_find_opts("machine");
3663 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3664 break;
a594cfbf 3665 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3666 olist = qemu_find_opts("machine");
3667 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3668 add_device_config(DEV_USB, optarg);
3669 break;
3670 case QEMU_OPTION_device:
3329f07b 3671 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3672 exit(1);
3673 }
a594cfbf 3674 break;
6a00d601 3675 case QEMU_OPTION_smp:
12b7f57e 3676 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3677 exit(1);
3678 }
6a00d601 3679 break;
24236869 3680 case QEMU_OPTION_vnc:
821601ea 3681#ifdef CONFIG_VNC
6b62dc2d 3682 display_remote++;
821601ea
JS		 3683 vnc_display = optarg;
3684#else
3685 fprintf(stderr, "VNC support is disabled\n");
3686 exit(1);
3687#endif
3688 break;
6515b203
FB		 3689 case QEMU_OPTION_no_acpi:
3690 acpi_enabled = 0;
3691 break;
16b29ae1
AL		 3692 case QEMU_OPTION_no_hpet:
3693 no_hpet = 1;
3694 break;
7d4c3d53
MA		 3695 case QEMU_OPTION_balloon:
3696 if (balloon_parse(optarg) < 0) {
3697 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3698 exit(1);
3699 }
df97b920 3700 break;
d1beab82
FB		 3701 case QEMU_OPTION_no_reboot:
3702 no_reboot = 1;
3703 break;
b2f76161
AJ		 3704 case QEMU_OPTION_no_shutdown:
3705 no_shutdown = 1;
3706 break;
9467cd46
AZ		 3707 case QEMU_OPTION_show_cursor:
3708 cursor_hide = 0;
3709 break;
8fcb1b90
BS		 3710 case QEMU_OPTION_uuid:
3711 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3712 fprintf(stderr, "Fail to parse UUID string."
3713 " Wrong format.\n");
3714 exit(1);
3715 }
fc3b3295 3716 qemu_uuid_set = true;
8fcb1b90 3717 break;
9ae02555
TS		 3718 case QEMU_OPTION_option_rom:
3719 if (nb_option_roms >= MAX_OPTION_ROMS) {
3720 fprintf(stderr, "Too many option ROMs\n");
3721 exit(1);
3722 }
2e55e842 3723 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3724 if (!opts) {
3725 exit(1);
3726 }
2e55e842
GN		 3727 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3728 option_rom[nb_option_roms].bootindex =
3729 qemu_opt_get_number(opts, "bootindex", -1);
3730 if (!option_rom[nb_option_roms].name) {
3731 fprintf(stderr, "Option ROM file is not specified\n");
3732 exit(1);
3733 }
9ae02555
TS		 3734 nb_option_roms++;
3735 break;
8e71621f
PB		 3736 case QEMU_OPTION_semihosting:
3737 semihosting_enabled = 1;
3738 break;
88eed34a
JK		 3739 case QEMU_OPTION_tdf:
3740 fprintf(stderr, "Warning: user space PIT time drift fix "
3741 "is no longer supported.\n");
3742 break;
c35734b2 3743 case QEMU_OPTION_name:
5d12f961
DDAG		 3744 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3745 if (!opts) {
3746 exit(1);
3747 }
c35734b2 3748 break;
66508601
BS		 3749 case QEMU_OPTION_prom_env:
3750 if (nb_prom_envs >= MAX_PROM_ENVS) {
3751 fprintf(stderr, "Too many prom variables\n");
3752 exit(1);
3753 }
3754 prom_envs[nb_prom_envs] = optarg;
3755 nb_prom_envs++;
3756 break;
2b8f2d41
AZ		 3757 case QEMU_OPTION_old_param:
3758 old_param = 1;
05ebd537 3759 break;
f3dcfada 3760 case QEMU_OPTION_clock:
6d327171
AB		 3761 /* Clock options no longer exist. Keep this option for
3762 * backward compatibility.
3763 */
f3dcfada 3764 break;
7e0af5d0 3765 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3766 configure_rtc_date_offset(optarg, 1);
3767 break;
3768 case QEMU_OPTION_rtc:
3329f07b 3769 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3770 if (!opts) {
1ed2fc1f 3771 exit(1);
7e0af5d0 3772 }
1ed2fc1f 3773 configure_rtc(opts);
7e0af5d0 3774 break;
26a5f13b 3775 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3776 tcg_tb_size = strtol(optarg, NULL, 0);
3777 if (tcg_tb_size < 0) {
3778 tcg_tb_size = 0;
3779 }
26a5f13b 3780 break;
2e70f6ef 3781 case QEMU_OPTION_icount:
1ad9580b
ST		 3782 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3783 optarg, 1);
3784 if (!icount_opts) {
3785 exit(1);
3786 }
2e70f6ef 3787 break;
5bb7910a
AL		 3788 case QEMU_OPTION_incoming:
3789 incoming = optarg;
81323a6c 3790 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3791 break;
d8c208dd 3792 case QEMU_OPTION_nodefaults:
d44229c5 3793 has_defaults = 0;
d8c208dd 3794 break;
e37630ca 3795 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3796 if (!(xen_available())) {
3797 printf("Option %s not supported for this target\n", popt->name);
3798 exit(1);
3799 }
e37630ca
AL		 3800 xen_domid = atoi(optarg);
3801 break;
3802 case QEMU_OPTION_xen_create:
ad96090a
BS		 3803 if (!(xen_available())) {
3804 printf("Option %s not supported for this target\n", popt->name);
3805 exit(1);
3806 }
e37630ca
AL		 3807 xen_mode = XEN_CREATE;
3808 break;
3809 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3810 if (!(xen_available())) {
3811 printf("Option %s not supported for this target\n", popt->name);
3812 exit(1);
3813 }
e37630ca
AL		 3814 xen_mode = XEN_ATTACH;
3815 break;
ab6540d5 3816 case QEMU_OPTION_trace:
e4858974 3817 {
ab6540d5 3818 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3819 if (!opts) {
3820 exit(1);
ab6540d5 3821 }
23d15e86 3822 trace_events = qemu_opt_get(opts, "events");
e4858974 3823 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3824 break;
e4858974 3825 }
715a664a
GH		 3826 case QEMU_OPTION_readconfig:
3827 {
dcfb0939
KW		 3828 int ret = qemu_read_config_file(optarg);
3829 if (ret < 0) {
3830 fprintf(stderr, "read config %s: %s\n", optarg,
3831 strerror(-ret));
715a664a
GH		 3832 exit(1);
3833 }
715a664a
GH		 3834 break;
3835 }
29b0040b
GH		 3836 case QEMU_OPTION_spice:
3837 olist = qemu_find_opts("spice");
3838 if (!olist) {
3839 fprintf(stderr, "spice is not supported by this qemu build.\n");
3840 exit(1);
3841 }
3842 opts = qemu_opts_parse(olist, optarg, 0);
3843 if (!opts) {
29b0040b
GH		 3844 exit(1);
3845 }
f963e4d0 3846 display_remote++;
29b0040b 3847 break;
715a664a
GH		 3848 case QEMU_OPTION_writeconfig:
3849 {
3850 FILE *fp;
3851 if (strcmp(optarg, "-") == 0) {
3852 fp = stdout;
3853 } else {
3854 fp = fopen(optarg, "w");
3855 if (fp == NULL) {
3856 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3857 exit(1);
3858 }
3859 }
3860 qemu_config_write(fp);
7fb8b5d9
CG		 3861 if (fp != stdout) {
3862 fclose(fp);
3863 }
715a664a
GH		 3864 break;
3865 }
c7f0f3b1
AL		 3866 case QEMU_OPTION_qtest:
3867 qtest_chrdev = optarg;
3868 break;
3869 case QEMU_OPTION_qtest_log:
3870 qtest_log = optarg;
3871 break;
7d76ad4f
EO		 3872 case QEMU_OPTION_sandbox:
3873 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3874 if (!opts) {
49295ebc 3875 exit(1);
7d76ad4f
EO		 3876 }
3877 break;
587ed6be
CB		 3878 case QEMU_OPTION_add_fd:
3879#ifndef _WIN32
3880 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3881 if (!opts) {
49295ebc 3882 exit(1);
587ed6be
CB		 3883 }
3884#else
3885 error_report("File descriptor passing is disabled on this "
3886 "platform");
3887 exit(1);
3888#endif
3889 break;
68d98d3e
AL		 3890 case QEMU_OPTION_object:
3891 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3892 if (!opts) {
3893 exit(1);
3894 }
68d98d3e 3895 break;
888a6bc6
SM		 3896 case QEMU_OPTION_realtime:
3897 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3898 if (!opts) {
3899 exit(1);
3900 }
28d16f38 3901 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3902 break;
5e2ac519
SA		 3903 case QEMU_OPTION_msg:
3904 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3905 if (!opts) {
3906 exit(1);
3907 }
3908 configure_msg(opts);
3909 break;
abfd9ce3
AS		 3910 case QEMU_OPTION_dump_vmstate:
3911 vmstate_dump_file = fopen(optarg, "w");
3912 if (vmstate_dump_file == NULL) {
3913 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3914 exit(1);
3915 }
3916 break;
59a5264b
JS		 3917 default:
3918 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3919 }
0824d6fc
FB		 3920 }
3921 }
0f0bc3f1 3922 loc_set_none();
c235d738 3923
2d9c2725
IM		 3924 os_daemonize();
3925
2f78e491
CN		 3926 if (qemu_init_main_loop(&main_loop_err)) {
3927 error_report("%s", error_get_pretty(main_loop_err));
1c53786f
PB		 3928 exit(1);
3929 }
3930
7d76ad4f
EO		 3931 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3932 exit(1);
3933 }
3934
5b9d313e
DDAG		 3935 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3936 exit(1);
3937 }
3938
587ed6be
CB		 3939#ifndef _WIN32
3940 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3941 exit(1);
3942 }
3943
3944 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3945 exit(1);
3946 }
3947#endif
3948
0056ae24 3949 if (machine_class == NULL) {
a7a5544a
PM		 3950 fprintf(stderr, "No machine specified, and there is no default.\n"
3951 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3952 exit(1);
3953 }
3954
0056ae24
MA		 3955 current_machine = MACHINE(object_new(object_class_get_name(
3956 OBJECT_CLASS(machine_class))));
3957 object_property_add_child(object_get_root(), "machine",
3958 OBJECT(current_machine), &error_abort);
b5c2c3d0 3959 cpu_exec_init_all();
0056ae24 3960
958db90c
MA		 3961 if (machine_class->hw_version) {
3962 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3963 }
3964
ecf40bea
EH		 3965 /* Init CPU def lists, based on config
3966 * - Must be called after all the qemu_read_config_file() calls
3967 * - Must be called before list_cpus()
3968 * - Must be called before machine->init()
3969 */
3970 cpudef_init();
3971
c8057f95 3972 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3973 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3974 exit(0);
3975 }
3976
c235d738
MF		 3977 /* Open the logfile at this point, if necessary. We can't open the logfile
3978 * when encountering either of the logging options (-d or -D) because the
3979 * other one may be encountered later on the command line, changing the
3980 * location or level of logging.
3981 */
3982 if (log_mask) {
b946bffa 3983 int mask;
c235d738 3984 if (log_file) {
9a7e5424 3985 qemu_set_log_filename(log_file);
c235d738 3986 }
b946bffa
PM		 3987
3988 mask = qemu_str_to_log_mask(log_mask);
3989 if (!mask) {
3990 qemu_print_log_usage(stdout);
3991 exit(1);
3992 }
3993 qemu_set_log(mask);
c235d738 3994 }
330d0414 3995
8a745f2a 3996 if (!is_daemonized()) {
5b808275 3997 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3998 exit(1);
3999 }
31d3c9b8 4000 }
0b5538c3 4001
5cea8590
PB		 4002 /* If no data_dir is specified then try to find it relative to the
4003 executable path. */
4524051c 4004 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4005 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4006 if (data_dir[data_dir_idx] != NULL) {
4007 data_dir_idx++;
4008 }
5cea8590 4009 }
60474fb5 4010 /* If all else fails use the install path specified when building. */
4524051c
GH		 4011 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4012 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4013 }
4014
12b7f57e 4015 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4016
958db90c
MA		 4017 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
4018 if (smp_cpus > machine_class->max_cpus) {
b2097003 4019 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 4020 "supported by machine `%s' (%d)\n", smp_cpus,
4021 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4022 exit(1);
4023 }
4024
67b724e6
AP		 4025 /*
4026 * Get the default machine options from the machine if it is not already
4027 * specified either by the configuration file or by the command line.
4028 */
958db90c 4029 if (machine_class->default_machine_opts) {
25de5935 4030 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4031 machine_class->default_machine_opts, 0);
67b724e6
AP		 4032 }
4033
3329f07b
GH		 4034 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4035 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 4036
d44229c5
MW		 4037 if (!vga_model && !default_vga) {
4038 vga_interface_type = VGA_DEVICE;
4039 }
958db90c 4040 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4041 default_serial = 0;
4042 }
958db90c 4043 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4044 default_parallel = 0;
4045 }
958db90c 4046 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4047 default_virtcon = 0;
4048 }
958db90c 4049 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4050 default_sclp = 0;
4051 }
958db90c 4052 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4053 default_floppy = 0;
4054 }
958db90c 4055 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4056 default_cdrom = 0;
4057 }
958db90c 4058 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4059 default_sdcard = 0;
4060 }
d44229c5
MW		 4061 if (!has_defaults) {
4062 default_monitor = 0;
4063 default_net = 0;
4064 default_vga = 0;
4065 }
986c5f78 4066
ab51b1d5
MT		 4067 if (is_daemonized()) {
4068 /* According to documentation and historically, -nographic redirects
4069 * serial port, parallel port and monitor to stdio, which does not work
4070 * with -daemonize. We can redirect these to null instead, but since
4071 * -nographic is legacy, let's just error out.
4072 * We disallow -nographic only if all other ports are not redirected
4073 * explicitly, to not break existing legacy setups which uses
4074 * -nographic _and_ redirects all ports explicitly - this is valid
4075 * usage, -nographic is just a no-op in this case.
4076 */
4077 if (display_type == DT_NOGRAPHIC
4078 && (default_parallel || default_serial
4079 || default_monitor || default_virtcon)) {
4080 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4081 exit(1);
4082 }
4083#ifdef CONFIG_CURSES
4084 if (display_type == DT_CURSES) {
4085 fprintf(stderr, "curses display can not be used with -daemonize\n");
4086 exit(1);
4087 }
4088#endif
4089 }
4090
993fbfdb 4091 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4092 if (default_parallel)
4093 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4094 if (default_serial && default_monitor) {
4095 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4096 } else if (default_virtcon && default_monitor) {
4097 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4098 } else if (default_sclp && default_monitor) {
4099 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4100 } else {
4101 if (default_serial)
4102 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4103 if (default_virtcon)
4104 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4105 if (default_sclp) {
4106 add_device_config(DEV_SCLP, "stdio");
4107 }
e1c09175 4108 if (default_monitor)
6ca5582d 4109 monitor_parse("stdio", "readline");
e1c09175 4110 }
998bbd74
GH		 4111 } else {
4112 if (default_serial)
4113 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4114 if (default_parallel)
4115 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4116 if (default_monitor)
6ca5582d 4117 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4118 if (default_virtcon)
4119 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4120 if (default_sclp) {
4121 add_device_config(DEV_SCLP, "vc:80Cx24C");
4122 }
bc0129d9
AL		 4123 }
4124
15546425
AL		 4125 if (display_type == DT_DEFAULT && !display_remote) {
4126#if defined(CONFIG_GTK)
4127 display_type = DT_GTK;
4128#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4129 display_type = DT_SDL;
4130#elif defined(CONFIG_VNC)
4131 vnc_display = "localhost:0,to=99";
4132 show_vnc_port = 1;
4133#else
4134 display_type = DT_NONE;
4135#endif
4136 }
4137
047d4e15
PW		 4138 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4139 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4140 "for SDL, ignoring option\n");
4141 }
4142 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4143 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4144 "ignoring option\n");
4145 }
4146
15546425
AL		 4147#if defined(CONFIG_GTK)
4148 if (display_type == DT_GTK) {
4149 early_gtk_display_init();
4150 }
4151#endif
4152
a5829fd9
T		 4153 socket_init();
4154
3329f07b 4155 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4156 exit(1);
758e8e38 4157#ifdef CONFIG_VIRTFS
3329f07b 4158 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4159 exit(1);
4160 }
4161#endif
1a688d3b 4162
aa26bb2d 4163 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4164 os_pidfile_error();
93815bc2
TS		 4165 exit(1);
4166 }
4167
6e1d3c1c
IM		 4168 /* store value for the future use */
4169 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4170
3d1d9652
BR		 4171 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4172 != 0) {
4173 exit(0);
4174 }
4175
7b71758d
PB		 4176 if (qemu_opts_foreach(qemu_find_opts("object"),
4177 object_create, NULL, 0) != 0) {
4178 exit(1);
4179 }
4180
6b1b1440 4181 machine_opts = qemu_get_machine_opts();
d2659e27 4182 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4183 1) < 0) {
4184 object_unref(OBJECT(current_machine));
4185 exit(1);
4186 }
4187
f6a1ef64 4188 configure_accelerator(current_machine);
214910a7 4189
d4fce24f 4190 if (qtest_chrdev) {
23802b4f
FZ		 4191 Error *local_err = NULL;
4192 qtest_init(qtest_chrdev, qtest_log, &local_err);
4193 if (local_err) {
4194 error_report("%s", error_get_pretty(local_err));
4195 error_free(local_err);
4196 exit(1);
4197 }
a907cf59
EI		 4198 }
4199
2ff3de68
MA		 4200 machine_opts = qemu_get_machine_opts();
4201 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4202 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4203 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4204 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4205
958db90c 4206 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4207 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4208 if (opts) {
4209 char *normal_boot_order;
4210 const char *order, *once;
4211
4212 order = qemu_opt_get(opts, "order");
4213 if (order) {
4214 validate_bootdevices(order);
4215 boot_order = order;
4216 }
4217
4218 once = qemu_opt_get(opts, "once");
4219 if (once) {
4220 validate_bootdevices(once);
4221 normal_boot_order = g_strdup(boot_order);
4222 boot_order = once;
083b79c9 4223 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4224 }
4225
4226 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4227 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4228 }
4229
a0abe474
PM		 4230 if (!kernel_cmdline) {
4231 kernel_cmdline = "";
6b1b1440 4232 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4233 }
4234
a20dd508 4235 linux_boot = (kernel_filename != NULL);
6c41b272 4236
f8d39c01
TS		 4237 if (!linux_boot && *kernel_cmdline != '\0') {
4238 fprintf(stderr, "-append only allowed with -kernel option\n");
4239 exit(1);
4240 }
4241
4242 if (!linux_boot && initrd_filename != NULL) {
4243 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4244 exit(1);
4245 }
4246
2ff3de68 4247 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4248 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4249 exit(1);
4250 }
4251
9156d763 4252 os_set_line_buffering();
3b46e624 4253
49cf5728
PB		 4254 qemu_init_cpu_loop();
4255 qemu_mutex_lock_iothread();
4256
ad1be899
AL		 4257#ifdef CONFIG_SPICE
4258 /* spice needs the timers to be initialized by this point */
4259 qemu_spice_init();
4260#endif
4261
4603ea01 4262 cpu_ticks_init();
1ad9580b
ST		 4263 if (icount_opts) {
4264 if (kvm_enabled() || xen_enabled()) {
4265 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4266 exit(1);
4267 }
4268 configure_icount(icount_opts, &error_abort);
4269 qemu_opts_del(icount_opts);
0abe905d 4270 }
634fce96 4271
f30dbae6
AK		 4272 /* clean up network at qemu process termination */
4273 atexit(&net_cleanup);
4274
dc1c9fe8
MM		 4275 if (net_init_clients() < 0) {
4276 exit(1);
702c651c 4277 }
f1510b2c 4278
d1a0cf73
SB		 4279#ifdef CONFIG_TPM
4280 if (tpm_init() < 0) {
4281 exit(1);
4282 }
4283#endif
4284
dc72ac14 4285 /* init the bluetooth world */
bd3c948d
GH		 4286 if (foreach_device_config(DEV_BT, bt_parse))
4287 exit(1);
dc72ac14 4288
834e76ea
AP		 4289 if (!xen_enabled()) {
4290 /* On 32-bit hosts, QEMU is limited by virtual address space */
4291 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4292 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4293 exit(1);
4294 }
4295 }
9ae02555 4296
c163b5ca 4297 blk_mig_init();
0d6ab3ab 4298 ram_mig_init();
c163b5ca 4299
16026518
JS		 4300 /* If the currently selected machine wishes to override the units-per-bus
4301 * property of its default HBA interface type, do so now. */
4302 if (machine_class->units_per_default_bus) {
4303 override_max_devs(machine_class->block_default_type,
4304 machine_class->units_per_default_bus);
4305 }
4306
e4bcb14c 4307 /* open the virtual block devices */
9dfd7c7a 4308 if (snapshot)
3329f07b 4309 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4310 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4311 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4312 exit(1);
2d0d2837 4313 }
3e3d5815 4314
958db90c 4315 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4316 CDROM_OPTS);
4317 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4318 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4319
0042109a
WG		 4320 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4321 NULL, 1) != 0) {
4322 exit(1);
4323 }
4324
96d0e26c 4325 set_numa_nodes();
268a362c 4326
3329f07b 4327 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4328 exit(1);
4329 }
4330
998bbd74
GH		 4331 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4332 exit(1);
6a5e8b0e
GH		 4333 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4334 exit(1);
aee1b935
GH		 4335 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4336 exit(1);
3ef669e1
AG		 4337 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4338 exit(1);
4339 }
c9f398e5
PA		 4340 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4341 exit(1);
2796dae0 4342
7f1b17f2 4343 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4344 if (default_vga) {
4345 if (cirrus_vga_available()) {
4346 vga_model = "cirrus";
4347 } else if (vga_available()) {
4348 vga_model = "std";
4349 }
a369da5f 4350 }
d44229c5
MW		 4351 if (vga_model) {
4352 select_vgahw(vga_model);
4353 }
a369da5f 4354
09aaa160
MA		 4355 if (watchdog) {
4356 i = select_watchdog(watchdog);
4357 if (i > 0)
4358 exit (i == 1 ? 1 : 0);
4359 }
4360
958db90c
MA		 4361 if (machine_class->compat_props) {
4362 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4363 }
d0fef6fb
GH		 4364 qemu_add_globals();
4365
1de81d28
AL		 4366 qdev_machine_init();
4367
3ef96221 4368 current_machine->ram_size = ram_size;
c270fb9e
IM		 4369 current_machine->maxram_size = maxram_size;
4370 current_machine->ram_slots = ram_slots;
3ef96221 4371 current_machine->boot_order = boot_order;
3ef96221
MA		 4372 current_machine->cpu_model = cpu_model;
4373
4374 machine_class->init(current_machine);
3023f332 4375
28d16f38
HZ		 4376 realtime_init();
4377
b3e6d591
PB		 4378 audio_init();
4379
ea375f9a 4380 cpu_synchronize_all_post_init();
268a362c 4381
87d0a28e 4382 set_numa_modes();
268a362c 4383
3023f332 4384 /* init USB devices */
094b287f 4385 if (usb_enabled(false)) {
0752706d
MA		 4386 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4387 exit(1);
3023f332
AL		 4388 }
4389
bd3c948d 4390 /* init generic devices */
3329f07b 4391 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4392 exit(1);
4393
a66c9dc7
JS		 4394 /* Did we create any drives that we failed to create a device for? */
4395 drive_check_orphaned();
4396
668680f7
MA		 4397 net_check_clients();
4398
64840c66 4399 ds = init_displaystate();
993fbfdb 4400
6b62dc2d 4401 /* init local displays */
993fbfdb
AL		 4402 switch (display_type) {
4403 case DT_NOGRAPHIC:
8111d028 4404 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4405 break;
4d3b6f6e 4406#if defined(CONFIG_CURSES)
993fbfdb 4407 case DT_CURSES:
ab51b1d5 4408 curses_display_init(ds, full_screen);
993fbfdb 4409 break;
4d3b6f6e 4410#endif
5b0753e0 4411#if defined(CONFIG_SDL)
993fbfdb
AL		 4412 case DT_SDL:
4413 sdl_display_init(ds, full_screen, no_frame);
4414 break;
5b0753e0 4415#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4416 case DT_SDL:
4417 cocoa_display_init(ds, full_screen);
4418 break;
15546425
AL		 4419#endif
4420#if defined(CONFIG_GTK)
4421 case DT_GTK:
881249c7 4422 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4423 break;
313aa567 4424#endif
6b62dc2d
GH		 4425 default:
4426 break;
4427 }
4428
0ce235a7
GN		 4429 /* must be after terminal init, SDL library changes signal handlers */
4430 os_setup_signal_handling();
4431
821601ea 4432#ifdef CONFIG_VNC
6b62dc2d
GH		 4433 /* init remote displays */
4434 if (vnc_display) {
2d55f0e8 4435 Error *local_err = NULL;
993fbfdb 4436 vnc_display_init(ds);
2d55f0e8
PB		 4437 vnc_display_open(ds, vnc_display, &local_err);
4438 if (local_err != NULL) {
4a44d85e
SA		 4439 error_report("Failed to start VNC server on `%s': %s",
4440 vnc_display, error_get_pretty(local_err));
2d55f0e8 4441 error_free(local_err);
993fbfdb 4442 exit(1);
94b204ca 4443 }
f92f8afe 4444
993fbfdb
AL		 4445 if (show_vnc_port) {
4446 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4447 }
313aa567 4448 }
821601ea 4449#endif
a3e22260 4450#ifdef CONFIG_SPICE
9fa03286
GH		 4451 if (using_spice) {
4452 qemu_spice_display_init();
a3e22260
GH		 4453 }
4454#endif
5b08fc10 4455
ef0c4a0d 4456 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4457 exit(1);
45669e00 4458 }
45669e00 4459
3418bd25
GH		 4460 qdev_machine_creation_done();
4461
15ff7705
GH		 4462 if (rom_load_all() != 0) {
4463 fprintf(stderr, "rom loading failed\n");
4464 exit(1);
4465 }
45a50b16 4466
80376c3f
IY		 4467 /* TODO: once all bus devices are qdevified, this should be done
4468 * when bus is created by qdev.c */
4469 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4470 qemu_run_machine_init_done_notifiers();
4471
d916b464
MT		 4472 /* Done notifiers can load ROMs */
4473 rom_load_done();
4474
e063eb1f 4475 qemu_system_reset(VMRESET_SILENT);
05f2401e 4476 if (loadvm) {
03cd4655 4477 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4478 autostart = 0;
4479 }
4480 }
d63d307f 4481
d828c430 4482 qdev_prop_check_globals();
abfd9ce3
AS		 4483 if (vmstate_dump_file) {
4484 /* dump and exit */
4485 dump_vmstate_json_to_file(vmstate_dump_file);
4486 return 0;
4487 }
9f9260a3 4488
2bb8c10c 4489 if (incoming) {
43eaae28
PB		 4490 Error *local_err = NULL;
4491 qemu_start_incoming_migration(incoming, &local_err);
4492 if (local_err) {
4a44d85e
SA		 4493 error_report("-incoming %s: %s", incoming,
4494 error_get_pretty(local_err));
43eaae28
PB		 4495 error_free(local_err);
4496 exit(1);
8ca5e801 4497 }
6b99dadc 4498 } else if (autostart) {
c0f4ce77 4499 vm_start();
6b99dadc 4500 }
ffd843bc 4501
eb505be1 4502 os_setup_post();
71e3ceb8 4503
8a745f2a 4504 if (is_daemonized()) {
5b808275 4505 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4506 exit(1);
4507 }
4508 }
4509
8a7ddc38 4510 main_loop();
99435906
PB		 4511 bdrv_close_all();
4512 pause_all_vcpus();
3d3b8303 4513 res_free();
d1a0cf73
SB		 4514#ifdef CONFIG_TPM
4515 tpm_cleanup();
4516#endif
b46a8906 4517
0824d6fc
FB		 4518 return 0;
4519}
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