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Add the "-semihosting-config" option.
[thirdparty/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 65#include "hw/usb.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
9c17d615 80#include "sysemu/sysemu.h"
022c62cb 81#include "exec/gdbstub.h"
1de7afc9 82#include "qemu/timer.h"
dccfcd0e 83#include "sysemu/char.h"
b33276a7 84#include "qemu/bitmap.h"
9c17d615 85#include "sysemu/blockdev.h"
0d09e41a 86#include "hw/block/block.h"
caf71f86 87#include "migration/block.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
511d2b14 90#include "audio/audio.h"
caf71f86 91#include "migration/migration.h"
9c17d615 92#include "sysemu/kvm.h"
7b1b5d19 93#include "qapi/qmp/qjson.h"
1de7afc9
PB		 94#include "qemu/option.h"
95#include "qemu/config-file.h"
59a5264b 96#include "qemu-options.h"
1fa9a5e4 97#include "qmp-commands.h"
1de7afc9 98#include "qemu/main-loop.h"
758e8e38 99#ifdef CONFIG_VIRTFS
74db920c
GS		 100#include "fsdev/qemu-fsdev.h"
101#endif
9c17d615 102#include "sysemu/qtest.h"
511d2b14 103
76cad711 104#include "disas/disas.h"
fc01f7e7 105
511d2b14 106
d918f23e 107#include "slirp/libslirp.h"
511d2b14 108
94b0b5ff 109#include "trace.h"
e4858974 110#include "trace/control.h"
1de7afc9 111#include "qemu/queue.h"
9c17d615
PB		 112#include "sysemu/cpus.h"
113#include "sysemu/arch_init.h"
1de7afc9 114#include "qemu/osdep.h"
72cf2d4f 115
29b0040b 116#include "ui/qemu-spice.h"
68d98d3e 117#include "qapi/string-input-visitor.h"
c4090f8e 118#include "qapi/opts-visitor.h"
84321831
WX		 119#include "qom/object_interfaces.h"
120#include "qapi-event.h"
29b0040b 121
1bfe856e 122#define DEFAULT_RAM_SIZE 128
313aa567 123
98b19252 124#define MAX_VIRTIO_CONSOLES 1
3ef669e1 125#define MAX_SCLP_CONSOLES 1
98b19252 126
4524051c
GH		 127static const char *data_dir[16];
128static int data_dir_idx;
1192dad8 129const char *bios_name = NULL;
cb5a7aa8 130enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 131DisplayType display_type = DT_DEFAULT;
4fdcac0e 132static int display_remote;
3d11d0eb 133const char* keyboard_layout = NULL;
c227f099 134ram_addr_t ram_size;
c902760f 135const char *mem_path = NULL;
c902760f 136int mem_prealloc = 0; /* force preallocation of physical target memory */
28d16f38 137bool enable_mlock = false;
c4b1fcc0 138int nb_nics;
7c9d8e07 139NICInfo nd_table[MAX_NICS];
d399f677 140int autostart;
f6503059
AZ		 141static int rtc_utc = 1;
142static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 143QEMUClockType rtc_clock;
64465297 144int vga_interface_type = VGA_NONE;
dbed7e40
BS		 145static int full_screen = 0;
146static int no_frame = 0;
667accab 147int no_quit = 0;
881249c7
JK		 148#ifdef CONFIG_GTK
149static bool grab_on_hover;
150#endif
8d11df9e 151CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 152CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 153CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 154CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 155int win2k_install_hack = 0;
1b530a6d 156int singlestep = 0;
6a00d601 157int smp_cpus = 1;
6be68d7e 158int max_cpus = 0;
dc6b1c09
AP		 159int smp_cores = 1;
160int smp_threads = 1;
821601ea 161#ifdef CONFIG_VNC
73fc9742 162const char *vnc_display;
821601ea 163#endif
6515b203 164int acpi_enabled = 1;
16b29ae1 165int no_hpet = 0;
52ca8d6a 166int fd_bootchk = 1;
4fdcac0e 167static int no_reboot;
b2f76161 168int no_shutdown = 0;
9467cd46 169int cursor_hide = 1;
a171fe39 170int graphic_rotate = 0;
09aaa160 171const char *watchdog;
2e55e842 172QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 173int nb_option_roms;
8e71621f 174int semihosting_enabled = 0;
2b8f2d41 175int old_param = 0;
c35734b2 176const char *qemu_name;
3780e197 177int alt_grab = 0;
0ca9f8a4 178int ctrl_grab = 0;
66508601
BS		 179unsigned int nb_prom_envs = 0;
180const char *prom_envs[MAX_PROM_ENVS];
95387491 181int boot_menu;
bc74112f 182bool boot_strict;
3d3b8303 183uint8_t *boot_splash_filedata;
d09acb9b 184size_t boot_splash_filedata_size;
3d3b8303 185uint8_t qemu_extra_params_fw[2];
0824d6fc 186
a8bfac37 187int icount_align_option;
1ca4d09a 188
268a362c 189int nb_numa_nodes;
1af878e0 190int max_numa_nodeid;
8c85901e 191NodeInfo numa_info[MAX_NODES];
268a362c 192
caad057b
EH		 193/* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
194 * little-endian "wire format" described in the SMBIOS 2.6 specification.
195 */
8fcb1b90 196uint8_t qemu_uuid[16];
fc3b3295 197bool qemu_uuid_set;
8fcb1b90 198
76e30d0f
JK		 199static QEMUBootSetHandler *boot_set_handler;
200static void *boot_set_opaque;
201
fd42deeb
GH		 202static NotifierList exit_notifiers =
203 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
204
4cab946a
GN		 205static NotifierList machine_init_done_notifiers =
206 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
207
d5286af5 208bool xen_allowed;
d745bef8
BS		 209uint32_t xen_domid;
210enum xen_mode xen_mode = XEN_EMULATE;
211
d44229c5 212static int has_defaults = 1;
998bbd74 213static int default_serial = 1;
6a5e8b0e 214static int default_parallel = 1;
986c5f78 215static int default_virtcon = 1;
3ef669e1 216static int default_sclp = 1;
abdeed06 217static int default_monitor = 1;
ac33f8fa
GH		 218static int default_floppy = 1;
219static int default_cdrom = 1;
220static int default_sdcard = 1;
7f1b17f2 221static int default_vga = 1;
998bbd74
GH		 222
223static struct {
224 const char *driver;
225 int *flag;
226} default_list[] = {
6a5e8b0e
GH		 227 { .driver = "isa-serial", .flag = &default_serial },
228 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 229 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 230 { .driver = "ide-cd", .flag = &default_cdrom },
231 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 232 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 233 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 234 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
235 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
236 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 237 { .driver = "VGA", .flag = &default_vga },
238 { .driver = "isa-vga", .flag = &default_vga },
239 { .driver = "cirrus-vga", .flag = &default_vga },
240 { .driver = "isa-cirrus-vga", .flag = &default_vga },
241 { .driver = "vmware-svga", .flag = &default_vga },
242 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 243};
244
4d454574
PB		 245static QemuOptsList qemu_rtc_opts = {
246 .name = "rtc",
247 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
248 .desc = {
249 {
250 .name = "base",
251 .type = QEMU_OPT_STRING,
252 },{
253 .name = "clock",
254 .type = QEMU_OPT_STRING,
255 },{
256 .name = "driftfix",
257 .type = QEMU_OPT_STRING,
258 },
259 { /* end of list */ }
260 },
261};
262
263static QemuOptsList qemu_sandbox_opts = {
264 .name = "sandbox",
265 .implied_opt_name = "enable",
266 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
267 .desc = {
268 {
269 .name = "enable",
270 .type = QEMU_OPT_BOOL,
271 },
272 { /* end of list */ }
273 },
274};
275
276static QemuOptsList qemu_trace_opts = {
277 .name = "trace",
278 .implied_opt_name = "trace",
279 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
280 .desc = {
281 {
282 .name = "events",
283 .type = QEMU_OPT_STRING,
284 },{
285 .name = "file",
286 .type = QEMU_OPT_STRING,
287 },
288 { /* end of list */ }
289 },
290};
291
292static QemuOptsList qemu_option_rom_opts = {
293 .name = "option-rom",
294 .implied_opt_name = "romfile",
295 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
296 .desc = {
297 {
298 .name = "bootindex",
299 .type = QEMU_OPT_NUMBER,
300 }, {
301 .name = "romfile",
302 .type = QEMU_OPT_STRING,
303 },
304 { /* end of list */ }
305 },
306};
307
308static QemuOptsList qemu_machine_opts = {
309 .name = "machine",
310 .implied_opt_name = "type",
311 .merge_lists = true,
312 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
313 .desc = {
314 {
315 .name = "type",
316 .type = QEMU_OPT_STRING,
317 .help = "emulated machine"
318 }, {
319 .name = "accel",
320 .type = QEMU_OPT_STRING,
321 .help = "accelerator list",
322 }, {
323 .name = "kernel_irqchip",
324 .type = QEMU_OPT_BOOL,
325 .help = "use KVM in-kernel irqchip",
326 }, {
327 .name = "kvm_shadow_mem",
328 .type = QEMU_OPT_SIZE,
329 .help = "KVM shadow MMU size",
330 }, {
331 .name = "kernel",
332 .type = QEMU_OPT_STRING,
333 .help = "Linux kernel image file",
334 }, {
335 .name = "initrd",
336 .type = QEMU_OPT_STRING,
337 .help = "Linux initial ramdisk file",
338 }, {
339 .name = "append",
340 .type = QEMU_OPT_STRING,
341 .help = "Linux kernel command line",
342 }, {
343 .name = "dtb",
344 .type = QEMU_OPT_STRING,
345 .help = "Linux kernel device tree file",
346 }, {
347 .name = "dumpdtb",
348 .type = QEMU_OPT_STRING,
349 .help = "Dump current dtb to a file and quit",
350 }, {
351 .name = "phandle_start",
c1b71b0c 352 .type = QEMU_OPT_NUMBER,
4d454574
PB		 353 .help = "The first phandle ID we may generate dynamically",
354 }, {
355 .name = "dt_compatible",
356 .type = QEMU_OPT_STRING,
357 .help = "Overrides the \"compatible\" property of the dt root node",
358 }, {
359 .name = "dump-guest-core",
360 .type = QEMU_OPT_BOOL,
361 .help = "Include guest memory in a core dump",
362 }, {
363 .name = "mem-merge",
364 .type = QEMU_OPT_BOOL,
365 .help = "enable/disable memory merge support",
366 },{
367 .name = "usb",
368 .type = QEMU_OPT_BOOL,
369 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 370 },{
371 .name = "firmware",
372 .type = QEMU_OPT_STRING,
373 .help = "firmware image",
135a129a
AK		 374 },{
375 .name = "kvm-type",
376 .type = QEMU_OPT_STRING,
377 .help = "Specifies the KVM virtualization mode (HV, PR)",
c87b1520
DS		 378 },{
379 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
380 .type = QEMU_OPT_SIZE,
381 .help = "maximum ram below the 4G boundary (32bit boundary)",
b154537a
DDAG		 382 }, {
383 .name = PC_MACHINE_VMPORT,
d1048bef 384 .type = QEMU_OPT_STRING,
b154537a 385 .help = "Enable vmport (pc & q35)",
a52a7fdf
LT		 386 },{
387 .name = "iommu",
388 .type = QEMU_OPT_BOOL,
389 .help = "Set on/off to enable/disable Intel IOMMU (VT-d)",
4d454574
PB		 390 },
391 { /* End of list */ }
392 },
393};
394
395static QemuOptsList qemu_boot_opts = {
396 .name = "boot-opts",
6ef4716c
MA		 397 .implied_opt_name = "order",
398 .merge_lists = true,
4d454574
PB		 399 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
400 .desc = {
4d454574
PB		 401 {
402 .name = "order",
403 .type = QEMU_OPT_STRING,
404 }, {
405 .name = "once",
406 .type = QEMU_OPT_STRING,
407 }, {
408 .name = "menu",
6ef4716c 409 .type = QEMU_OPT_BOOL,
4d454574
PB		 410 }, {
411 .name = "splash",
412 .type = QEMU_OPT_STRING,
413 }, {
414 .name = "splash-time",
415 .type = QEMU_OPT_STRING,
416 }, {
417 .name = "reboot-timeout",
418 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 419 }, {
420 .name = "strict",
e5187b56 421 .type = QEMU_OPT_BOOL,
4d454574
PB		 422 },
423 { /*End of list */ }
424 },
425};
426
427static QemuOptsList qemu_add_fd_opts = {
428 .name = "add-fd",
429 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
430 .desc = {
431 {
432 .name = "fd",
433 .type = QEMU_OPT_NUMBER,
434 .help = "file descriptor of which a duplicate is added to fd set",
435 },{
436 .name = "set",
437 .type = QEMU_OPT_NUMBER,
438 .help = "ID of the fd set to add fd to",
439 },{
440 .name = "opaque",
441 .type = QEMU_OPT_STRING,
442 .help = "free-form string used to describe fd",
443 },
444 { /* end of list */ }
445 },
446};
447
448static QemuOptsList qemu_object_opts = {
449 .name = "object",
450 .implied_opt_name = "qom-type",
451 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
452 .desc = {
453 { }
454 },
455};
456
d1a0cf73
SB		 457static QemuOptsList qemu_tpmdev_opts = {
458 .name = "tpmdev",
459 .implied_opt_name = "type",
460 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
461 .desc = {
bb716238 462 /* options are defined in the TPM backends */
d1a0cf73
SB		 463 { /* end of list */ }
464 },
465};
466
888a6bc6
SM		 467static QemuOptsList qemu_realtime_opts = {
468 .name = "realtime",
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
470 .desc = {
471 {
472 .name = "mlock",
473 .type = QEMU_OPT_BOOL,
474 },
475 { /* end of list */ }
476 },
477};
478
5e2ac519
SA		 479static QemuOptsList qemu_msg_opts = {
480 .name = "msg",
481 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
482 .desc = {
483 {
484 .name = "timestamp",
485 .type = QEMU_OPT_BOOL,
486 },
487 { /* end of list */ }
488 },
489};
490
5d12f961
DDAG		 491static QemuOptsList qemu_name_opts = {
492 .name = "name",
493 .implied_opt_name = "guest",
494 .merge_lists = true,
495 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
496 .desc = {
497 {
498 .name = "guest",
499 .type = QEMU_OPT_STRING,
500 .help = "Sets the name of the guest.\n"
501 "This name will be displayed in the SDL window caption.\n"
502 "The name will also be used for the VNC server",
503 }, {
504 .name = "process",
505 .type = QEMU_OPT_STRING,
506 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 507 }, {
508 .name = "debug-threads",
509 .type = QEMU_OPT_BOOL,
510 .help = "When enabled, name the individual threads; defaults off.\n"
511 "NOTE: The thread names are for debugging and not a\n"
512 "stable API.",
5d12f961
DDAG		 513 },
514 { /* End of list */ }
515 },
516};
517
6e1d3c1c
IM		 518static QemuOptsList qemu_mem_opts = {
519 .name = "memory",
520 .implied_opt_name = "size",
521 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
522 .merge_lists = true,
523 .desc = {
524 {
525 .name = "size",
526 .type = QEMU_OPT_SIZE,
527 },
c270fb9e
IM		 528 {
529 .name = "slots",
530 .type = QEMU_OPT_NUMBER,
531 },
532 {
533 .name = "maxmem",
534 .type = QEMU_OPT_SIZE,
535 },
6e1d3c1c
IM		 536 { /* end of list */ }
537 },
538};
539
1ad9580b
ST		 540static QemuOptsList qemu_icount_opts = {
541 .name = "icount",
542 .implied_opt_name = "shift",
543 .merge_lists = true,
544 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
545 .desc = {
546 {
547 .name = "shift",
548 .type = QEMU_OPT_STRING,
a8bfac37
ST		 549 }, {
550 .name = "align",
551 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 552 },
553 { /* end of list */ }
554 },
555};
556
a38bb079
LI		 557static QemuOptsList qemu_semihosting_config_opts = {
558 .name = "semihosting-config",
559 .implied_opt_name = "enable",
560 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
561 .desc = {
562 {
563 .name = "enable",
564 .type = QEMU_OPT_BOOL,
565 }, {
566 .name = "target",
567 .type = QEMU_OPT_STRING,
568 },
569 { /* end of list */ }
570 },
571};
572
7f9d6e54
MA		 573/**
574 * Get machine options
575 *
576 * Returns: machine options (never null).
577 */
578QemuOpts *qemu_get_machine_opts(void)
579{
e96e5ae8 580 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 581}
582
31459f46
RS		 583const char *qemu_get_vm_name(void)
584{
585 return qemu_name;
586}
587
3d3b8303
WX		 588static void res_free(void)
589{
590 if (boot_splash_filedata != NULL) {
7267c094 591 g_free(boot_splash_filedata);
3d3b8303
WX		 592 boot_splash_filedata = NULL;
593 }
594}
595
998bbd74
GH		 596static int default_driver_check(QemuOpts *opts, void *opaque)
597{
598 const char *driver = qemu_opt_get(opts, "driver");
599 int i;
600
601 if (!driver)
602 return 0;
603 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
604 if (strcmp(default_list[i].driver, driver) != 0)
605 continue;
606 *(default_list[i].flag) = 0;
607 }
608 return 0;
609}
610
f5bbfba1
LC		 611/***********************************************************/
612/* QEMU state */
613
0461d5a6 614static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 615
74892d24
PB		 616/* We use RUN_STATE_MAX but any invalid value will do */
617static RunState vmstop_requested = RUN_STATE_MAX;
618static QemuMutex vmstop_lock;
619
5db9d4d1
LC		 620typedef struct {
621 RunState from;
622 RunState to;
623} RunStateTransition;
624
625static const RunStateTransition runstate_transitions_def[] = {
626 /* from -> to */
0461d5a6 627 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 628 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 629
0461d5a6 630 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 631 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 632
0461d5a6 633 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 634 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 635
0461d5a6 636 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 637 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 638
0461d5a6 639 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 640 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 641
0461d5a6 642 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 643 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 644
0461d5a6 645 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 646 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 647 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 648
0461d5a6
LC		 649 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
650 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 651
0461d5a6 652 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 653
0461d5a6
LC		 654 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
655 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
656 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
657 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
658 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
659 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
660 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
661 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
662 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 663 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 664
0461d5a6 665 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 666
0461d5a6 667 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 668 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 669
ad02b96a
LC		 670 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
671 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
672 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
673 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
674
0461d5a6 675 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 676 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 677
df390768 678 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 679 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 680
0461d5a6 681 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 682};
683
0461d5a6
LC		 684static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
685
f5bbfba1
LC		 686bool runstate_check(RunState state)
687{
688 return current_run_state == state;
689}
690
4fdcac0e 691static void runstate_init(void)
5db9d4d1
LC		 692{
693 const RunStateTransition *p;
694
695 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 696 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 697 runstate_valid_transitions[p->from][p->to] = true;
698 }
74892d24
PB		 699
700 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 701}
702
703/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 704void runstate_set(RunState new_state)
705{
207c5cd2
LC		 706 assert(new_state < RUN_STATE_MAX);
707
708 if (!runstate_valid_transitions[current_run_state][new_state]) {
709 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
710 RunState_lookup[current_run_state],
711 RunState_lookup[new_state]);
5db9d4d1
LC		 712 abort();
713 }
7e866003 714 trace_runstate_set(new_state);
f5bbfba1
LC		 715 current_run_state = new_state;
716}
717
1fa9a5e4 718int runstate_is_running(void)
9e37b9dc 719{
1fa9a5e4 720 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 721}
722
ede085b3
HT		 723bool runstate_needs_reset(void)
724{
725 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 726 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 727}
728
1fa9a5e4 729StatusInfo *qmp_query_status(Error **errp)
1354869c 730{
1fa9a5e4
LC		 731 StatusInfo *info = g_malloc0(sizeof(*info));
732
733 info->running = runstate_is_running();
734 info->singlestep = singlestep;
735 info->status = current_run_state;
736
737 return info;
1354869c
LC		 738}
739
74892d24
PB		 740static bool qemu_vmstop_requested(RunState *r)
741{
742 qemu_mutex_lock(&vmstop_lock);
743 *r = vmstop_requested;
744 vmstop_requested = RUN_STATE_MAX;
745 qemu_mutex_unlock(&vmstop_lock);
746 return *r < RUN_STATE_MAX;
747}
748
749void qemu_system_vmstop_request_prepare(void)
750{
751 qemu_mutex_lock(&vmstop_lock);
752}
753
754void qemu_system_vmstop_request(RunState state)
755{
756 vmstop_requested = state;
757 qemu_mutex_unlock(&vmstop_lock);
758 qemu_notify_event();
759}
760
761void vm_start(void)
762{
763 RunState requested;
764
765 qemu_vmstop_requested(&requested);
766 if (runstate_is_running() && requested == RUN_STATE_MAX) {
767 return;
768 }
769
770 /* Ensure that a STOP/RESUME pair of events is emitted if a
771 * vmstop request was pending. The BLOCK_IO_ERROR event, for
772 * example, according to documentation is always followed by
773 * the STOP event.
774 */
775 if (runstate_is_running()) {
591c48fb 776 qapi_event_send_stop(&error_abort);
74892d24
PB		 777 } else {
778 cpu_enable_ticks();
779 runstate_set(RUN_STATE_RUNNING);
780 vm_state_notify(1, RUN_STATE_RUNNING);
781 resume_all_vcpus();
782 }
783
591c48fb 784 qapi_event_send_resume(&error_abort);
74892d24
PB		 785}
786
787
8f0056b7
PB		 788/***********************************************************/
789/* real time host monotonic timer */
09b26c5e 790
f6503059
AZ		 791/***********************************************************/
792/* host time/date access */
793void qemu_get_timedate(struct tm *tm, int offset)
794{
795 time_t ti;
f6503059
AZ		 796
797 time(&ti);
798 ti += offset;
799 if (rtc_date_offset == -1) {
800 if (rtc_utc)
eb7ff6fb 801 gmtime_r(&ti, tm);
f6503059 802 else
eb7ff6fb 803 localtime_r(&ti, tm);
f6503059
AZ		 804 } else {
805 ti -= rtc_date_offset;
eb7ff6fb 806 gmtime_r(&ti, tm);
f6503059 807 }
f6503059
AZ		 808}
809
810int qemu_timedate_diff(struct tm *tm)
811{
812 time_t seconds;
813
814 if (rtc_date_offset == -1)
815 if (rtc_utc)
816 seconds = mktimegm(tm);
f54c556c
GN		 817 else {
818 struct tm tmp = *tm;
819 tmp.tm_isdst = -1; /* use timezone to figure it out */
820 seconds = mktime(&tmp);
821 }
f6503059
AZ		 822 else
823 seconds = mktimegm(tm) + rtc_date_offset;
824
825 return seconds - time(NULL);
826}
827
1ed2fc1f
JK		 828static void configure_rtc_date_offset(const char *startdate, int legacy)
829{
830 time_t rtc_start_date;
831 struct tm tm;
832
833 if (!strcmp(startdate, "now") && legacy) {
834 rtc_date_offset = -1;
835 } else {
836 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
837 &tm.tm_year,
838 &tm.tm_mon,
839 &tm.tm_mday,
840 &tm.tm_hour,
841 &tm.tm_min,
842 &tm.tm_sec) == 6) {
843 /* OK */
844 } else if (sscanf(startdate, "%d-%d-%d",
845 &tm.tm_year,
846 &tm.tm_mon,
847 &tm.tm_mday) == 3) {
848 tm.tm_hour = 0;
849 tm.tm_min = 0;
850 tm.tm_sec = 0;
851 } else {
852 goto date_fail;
853 }
854 tm.tm_year -= 1900;
855 tm.tm_mon--;
856 rtc_start_date = mktimegm(&tm);
857 if (rtc_start_date == -1) {
858 date_fail:
859 fprintf(stderr, "Invalid date format. Valid formats are:\n"
860 "'2006-06-17T16:01:21' or '2006-06-17'\n");
861 exit(1);
862 }
863 rtc_date_offset = time(NULL) - rtc_start_date;
864 }
865}
866
867static void configure_rtc(QemuOpts *opts)
868{
869 const char *value;
870
871 value = qemu_opt_get(opts, "base");
872 if (value) {
873 if (!strcmp(value, "utc")) {
874 rtc_utc = 1;
875 } else if (!strcmp(value, "localtime")) {
876 rtc_utc = 0;
877 } else {
878 configure_rtc_date_offset(value, 0);
879 }
880 }
6875204c
JK		 881 value = qemu_opt_get(opts, "clock");
882 if (value) {
883 if (!strcmp(value, "host")) {
884f17c2 884 rtc_clock = QEMU_CLOCK_HOST;
78808141 885 } else if (!strcmp(value, "rt")) {
884f17c2 886 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 887 } else if (!strcmp(value, "vm")) {
884f17c2 888 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 889 } else {
890 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
891 exit(1);
892 }
893 }
1ed2fc1f
JK		 894 value = qemu_opt_get(opts, "driftfix");
895 if (value) {
7e4c0336 896 if (!strcmp(value, "slew")) {
433acf0d
JK		 897 static GlobalProperty slew_lost_ticks[] = {
898 {
899 .driver = "mc146818rtc",
900 .property = "lost_tick_policy",
901 .value = "slew",
902 },
903 { /* end of list */ }
904 };
905
906 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 907 } else if (!strcmp(value, "none")) {
433acf0d 908 /* discard is default */
1ed2fc1f
JK		 909 } else {
910 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
911 exit(1);
912 }
913 }
1ed2fc1f
JK		 914}
915
1ae26a18
AZ		 916/***********************************************************/
917/* Bluetooth support */
918static int nb_hcis;
919static int cur_hci;
920static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 921
1ae26a18
AZ		 922struct HCIInfo *qemu_next_hci(void)
923{
924 if (cur_hci == nb_hcis)
925 return &null_hci;
926
927 return hci_table[cur_hci++];
928}
929
dc72ac14
AZ		 930static int bt_hci_parse(const char *str)
931{
932 struct HCIInfo *hci;
c227f099 933 bdaddr_t bdaddr;
dc72ac14
AZ		 934
935 if (nb_hcis >= MAX_NICS) {
936 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
937 return -1;
938 }
939
940 hci = hci_init(str);
941 if (!hci)
942 return -1;
943
944 bdaddr.b[0] = 0x52;
945 bdaddr.b[1] = 0x54;
946 bdaddr.b[2] = 0x00;
947 bdaddr.b[3] = 0x12;
948 bdaddr.b[4] = 0x34;
949 bdaddr.b[5] = 0x56 + nb_hcis;
950 hci->bdaddr_set(hci, bdaddr.b);
951
952 hci_table[nb_hcis++] = hci;
953
954 return 0;
955}
956
957static void bt_vhci_add(int vlan_id)
958{
959 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
960
961 if (!vlan->slave)
962 fprintf(stderr, "qemu: warning: adding a VHCI to "
963 "an empty scatternet %i\n", vlan_id);
964
965 bt_vhci_init(bt_new_hci(vlan));
966}
967
968static struct bt_device_s *bt_device_add(const char *opt)
969{
970 struct bt_scatternet_s *vlan;
971 int vlan_id = 0;
972 char *endp = strstr(opt, ",vlan=");
973 int len = (endp ? endp - opt : strlen(opt)) + 1;
974 char devname[10];
975
976 pstrcpy(devname, MIN(sizeof(devname), len), opt);
977
978 if (endp) {
979 vlan_id = strtol(endp + 6, &endp, 0);
980 if (*endp) {
981 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
982 return 0;
983 }
984 }
985
986 vlan = qemu_find_bt_vlan(vlan_id);
987
988 if (!vlan->slave)
989 fprintf(stderr, "qemu: warning: adding a slave device to "
990 "an empty scatternet %i\n", vlan_id);
991
992 if (!strcmp(devname, "keyboard"))
993 return bt_keyboard_init(vlan);
994
995 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
996 return 0;
997}
998
999static int bt_parse(const char *opt)
1000{
1001 const char *endp, *p;
1002 int vlan;
1003
1004 if (strstart(opt, "hci", &endp)) {
1005 if (!*endp || *endp == ',') {
1006 if (*endp)
1007 if (!strstart(endp, ",vlan=", 0))
1008 opt = endp + 1;
1009
1010 return bt_hci_parse(opt);
1011 }
1012 } else if (strstart(opt, "vhci", &endp)) {
1013 if (!*endp || *endp == ',') {
1014 if (*endp) {
1015 if (strstart(endp, ",vlan=", &p)) {
1016 vlan = strtol(p, (char **) &endp, 0);
1017 if (*endp) {
1018 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1019 return 1;
1020 }
1021 } else {
1022 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1023 return 1;
1024 }
1025 } else
1026 vlan = 0;
1027
1028 bt_vhci_add(vlan);
1029 return 0;
1030 }
1031 } else if (strstart(opt, "device:", &endp))
1032 return !bt_device_add(endp);
1033
1034 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1035 return 1;
1036}
1037
7d76ad4f
EO		 1038static int parse_sandbox(QemuOpts *opts, void *opaque)
1039{
1040 /* FIXME: change this to true for 1.3 */
1041 if (qemu_opt_get_bool(opts, "enable", false)) {
1042#ifdef CONFIG_SECCOMP
1043 if (seccomp_start() < 0) {
1044 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1045 "failed to install seccomp syscall filter in the kernel");
1046 return -1;
1047 }
1048#else
1049 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1050 "sandboxing request but seccomp is not compiled into this build");
1051 return -1;
1052#endif
1053 }
1054
1055 return 0;
1056}
1057
5b9d313e 1058static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1059{
1060 const char *proc_name;
1061
8f480de0
DDAG		 1062 if (qemu_opt_get(opts, "debug-threads")) {
1063 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1064 }
5d12f961
DDAG		 1065 qemu_name = qemu_opt_get(opts, "guest");
1066
1067 proc_name = qemu_opt_get(opts, "process");
1068 if (proc_name) {
1069 os_set_proc_name(proc_name);
1070 }
5b9d313e
DDAG		 1071
1072 return 0;
5d12f961
DDAG		 1073}
1074
094b287f
LZ		 1075bool usb_enabled(bool default_usb)
1076{
7effdaa3
MW		 1077 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1078 has_defaults && default_usb);
094b287f
LZ		 1079}
1080
587ed6be
CB		 1081#ifndef _WIN32
1082static int parse_add_fd(QemuOpts *opts, void *opaque)
1083{
1084 int fd, dupfd, flags;
1085 int64_t fdset_id;
1086 const char *fd_opaque = NULL;
1087
1088 fd = qemu_opt_get_number(opts, "fd", -1);
1089 fdset_id = qemu_opt_get_number(opts, "set", -1);
1090 fd_opaque = qemu_opt_get(opts, "opaque");
1091
1092 if (fd < 0) {
1093 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1094 "fd option is required and must be non-negative");
1095 return -1;
1096 }
1097
1098 if (fd <= STDERR_FILENO) {
1099 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1100 "fd cannot be a standard I/O stream");
1101 return -1;
1102 }
1103
1104 /*
1105 * All fds inherited across exec() necessarily have FD_CLOEXEC
1106 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1107 */
1108 flags = fcntl(fd, F_GETFD);
1109 if (flags == -1 || (flags & FD_CLOEXEC)) {
1110 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1111 "fd is not valid or already in use");
1112 return -1;
1113 }
1114
1115 if (fdset_id < 0) {
1116 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1117 "set option is required and must be non-negative");
1118 return -1;
1119 }
1120
1121#ifdef F_DUPFD_CLOEXEC
1122 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1123#else
1124 dupfd = dup(fd);
1125 if (dupfd != -1) {
1126 qemu_set_cloexec(dupfd);
1127 }
1128#endif
1129 if (dupfd == -1) {
1130 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1131 "Error duplicating fd: %s", strerror(errno));
1132 return -1;
1133 }
1134
1135 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1136 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1137 fd_opaque, NULL);
1138
1139 return 0;
1140}
1141
1142static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1143{
1144 int fd;
1145
1146 fd = qemu_opt_get_number(opts, "fd", -1);
1147 close(fd);
1148
1149 return 0;
1150}
1151#endif
1152
1ae26a18
AZ		 1153/***********************************************************/
1154/* QEMU Block devices */
1155
2292ddae
MA		 1156#define HD_OPTS "media=disk"
1157#define CDROM_OPTS "media=cdrom"
1158#define FD_OPTS ""
1159#define PFLASH_OPTS ""
1160#define MTD_OPTS ""
1161#define SD_OPTS ""
e4bcb14c 1162
9dfd7c7a
GH		 1163static int drive_init_func(QemuOpts *opts, void *opaque)
1164{
2d0d2837 1165 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1166
60e19e06 1167 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1168}
1169
1170static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1171{
28de2f88 1172 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1173 qemu_opt_set(opts, "snapshot", "on");
1174 }
1175 return 0;
1176}
1177
3c42ea66
CB		 1178static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1179 int index, const char *optstr)
4e5d9b57
MA		 1180{
1181 QemuOpts *opts;
a66c9dc7 1182 DriveInfo *dinfo;
4e5d9b57 1183
4e5d9b57
MA		 1184 if (!enable || drive_get_by_index(type, index)) {
1185 return;
1186 }
1187
1188 opts = drive_add(type, index, NULL, optstr);
1189 if (snapshot) {
1190 drive_enable_snapshot(opts, NULL);
1191 }
a66c9dc7
JS		 1192
1193 dinfo = drive_new(opts, type);
1194 if (!dinfo) {
4e5d9b57
MA		 1195 exit(1);
1196 }
a66c9dc7
JS		 1197 dinfo->is_default = true;
1198
4e5d9b57
MA		 1199}
1200
76e30d0f
JK		 1201void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1202{
1203 boot_set_handler = func;
1204 boot_set_opaque = opaque;
1205}
1206
083b79c9 1207int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1208{
1209 if (!boot_set_handler) {
1210 return -EINVAL;
1211 }
083b79c9 1212 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1213}
1214
6ef4716c 1215static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1216{
1217 /* We just do some generic consistency checks */
1218 const char *p;
1219 int bitmap = 0;
1220
1221 for (p = devices; *p != '\0'; p++) {
1222 /* Allowed boot devices are:
1223 * a-b: floppy disk drives
1224 * c-f: IDE disk drives
07f35073 1225 * g-m: machine implementation dependent drives
ef3adf68
JK		 1226 * n-p: network devices
1227 * It's up to each machine implementation to check if the given boot
1228 * devices match the actual hardware implementation and firmware
1229 * features.
1230 */
1231 if (*p < 'a' || *p > 'p') {
1232 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1233 exit(1);
1234 }
1235 if (bitmap & (1 << (*p - 'a'))) {
1236 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1237 exit(1);
1238 }
1239 bitmap |= 1 << (*p - 'a');
1240 }
ef3adf68
JK		 1241}
1242
083b79c9 1243static void restore_boot_order(void *opaque)
e0f084bf 1244{
083b79c9 1245 char *normal_boot_order = opaque;
37905d6a
AW		 1246 static int first = 1;
1247
1248 /* Restore boot order and remove ourselves after the first boot */
1249 if (first) {
1250 first = 0;
1251 return;
1252 }
e0f084bf 1253
083b79c9 1254 qemu_boot_set(normal_boot_order);
e0f084bf 1255
083b79c9
MA		 1256 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1257 g_free(normal_boot_order);
e0f084bf
JK		 1258}
1259
12b7f57e
MT		 1260static QemuOptsList qemu_smp_opts = {
1261 .name = "smp-opts",
1262 .implied_opt_name = "cpus",
1263 .merge_lists = true,
1264 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1265 .desc = {
1266 {
1267 .name = "cpus",
1268 .type = QEMU_OPT_NUMBER,
1269 }, {
1270 .name = "sockets",
1271 .type = QEMU_OPT_NUMBER,
1272 }, {
1273 .name = "cores",
1274 .type = QEMU_OPT_NUMBER,
1275 }, {
1276 .name = "threads",
1277 .type = QEMU_OPT_NUMBER,
1278 }, {
1279 .name = "maxcpus",
1280 .type = QEMU_OPT_NUMBER,
1281 },
1282 { /*End of list */ }
1283 },
1284};
1285
1286static void smp_parse(QemuOpts *opts)
dc6b1c09 1287{
12b7f57e 1288 if (opts) {
dc6b1c09 1289
12b7f57e
MT		 1290 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1291 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1292 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1293 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1294
1295 /* compute missing values, prefer sockets over cores over threads */
1296 if (cpus == 0 || sockets == 0) {
1297 sockets = sockets > 0 ? sockets : 1;
1298 cores = cores > 0 ? cores : 1;
dc6b1c09 1299 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1300 if (cpus == 0) {
1301 cpus = cores * threads * sockets;
1302 }
dc6b1c09 1303 } else {
12b7f57e
MT		 1304 if (cores == 0) {
1305 threads = threads > 0 ? threads : 1;
1306 cores = cpus / (sockets * threads);
1307 } else {
1308 threads = cpus / (cores * sockets);
1309 }
dc6b1c09 1310 }
12b7f57e
MT		 1311
1312 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1313
1314 smp_cpus = cpus;
1315 smp_cores = cores > 0 ? cores : 1;
1316 smp_threads = threads > 0 ? threads : 1;
1317
dc6b1c09 1318 }
12b7f57e
MT		 1319
1320 if (max_cpus == 0) {
dc6b1c09 1321 max_cpus = smp_cpus;
12b7f57e
MT		 1322 }
1323
af67ee92 1324 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1325 fprintf(stderr, "Unsupported number of maxcpus\n");
1326 exit(1);
1327 }
1328 if (max_cpus < smp_cpus) {
1329 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1330 exit(1);
1331 }
1332
dc6b1c09
AP		 1333}
1334
28d16f38 1335static void realtime_init(void)
888a6bc6 1336{
888a6bc6
SM		 1337 if (enable_mlock) {
1338 if (os_mlock() < 0) {
1339 fprintf(stderr, "qemu: locking memory failed\n");
1340 exit(1);
1341 }
1342 }
1343}
1344
5e2ac519
SA		 1345
1346static void configure_msg(QemuOpts *opts)
1347{
1348 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1349}
1350
a594cfbf
FB		 1351/***********************************************************/
1352/* USB devices */
1353
fb08000c 1354static int usb_device_add(const char *devname)
a594cfbf 1355{
a5d2f727 1356 USBDevice *dev = NULL;
615fe4de
MR		 1357#ifndef CONFIG_LINUX
1358 const char *p;
1359#endif
a594cfbf 1360
094b287f 1361 if (!usb_enabled(false)) {
a594cfbf 1362 return -1;
094b287f 1363 }
a594cfbf 1364
0958b4cc
GH		 1365 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1366 dev = usbdevice_create(devname);
1367 if (dev)
1368 goto done;
1369
a5d2f727 1370 /* the other ones */
e447fc63
GH		 1371#ifndef CONFIG_LINUX
1372 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1373 if (strstart(devname, "host:", &p)) {
3741715c 1374 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1375 }
615fe4de 1376#endif
0d92ed30
PB		 1377 if (!dev)
1378 return -1;
1379
a5d2f727 1380done:
a594cfbf
FB		 1381 return 0;
1382}
1383
1f3870ab
AL		 1384static int usb_device_del(const char *devname)
1385{
1386 int bus_num, addr;
1387 const char *p;
1388
1a3973b3
GH		 1389 if (strstart(devname, "host:", &p)) {
1390 return -1;
1391 }
5d0c5750 1392
094b287f 1393 if (!usb_enabled(false)) {
1f3870ab 1394 return -1;
094b287f 1395 }
1f3870ab
AL		 1396
1397 p = strchr(devname, '.');
1398 if (!p)
1399 return -1;
1400 bus_num = strtoul(devname, NULL, 0);
1401 addr = strtoul(p + 1, NULL, 0);
1402
a5d2f727 1403 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1404}
1405
bd3c948d
GH		 1406static int usb_parse(const char *cmdline)
1407{
59d1c1c2 1408 int r;
fb08000c 1409 r = usb_device_add(cmdline);
59d1c1c2
ST		 1410 if (r < 0) {
1411 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1412 }
1413 return r;
bd3c948d
GH		 1414}
1415
d54908a5 1416void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1417{
59d1c1c2 1418 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1419 if (usb_device_add(devname) < 0) {
1ecda02b 1420 error_report("could not add USB device '%s'", devname);
59d1c1c2 1421 }
a594cfbf
FB		 1422}
1423
d54908a5 1424void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1425{
59d1c1c2
ST		 1426 const char *devname = qdict_get_str(qdict, "devname");
1427 if (usb_device_del(devname) < 0) {
1ecda02b 1428 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1429 }
a594cfbf
FB		 1430}
1431
cc1daa40
FB		 1432/***********************************************************/
1433/* machine registration */
1434
0056ae24 1435MachineState *current_machine;
cc1daa40 1436
261747f1
MA		 1437static void machine_class_init(ObjectClass *oc, void *data)
1438{
1439 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1440 QEMUMachine *qm = data;
261747f1 1441
2709f263 1442 mc->family = qm->family;
00b4fbe2
MA		 1443 mc->name = qm->name;
1444 mc->alias = qm->alias;
1445 mc->desc = qm->desc;
1446 mc->init = qm->init;
1447 mc->reset = qm->reset;
1448 mc->hot_add_cpu = qm->hot_add_cpu;
1449 mc->kvm_type = qm->kvm_type;
1450 mc->block_default_type = qm->block_default_type;
16026518 1451 mc->units_per_default_bus = qm->units_per_default_bus;
00b4fbe2
MA		 1452 mc->max_cpus = qm->max_cpus;
1453 mc->no_serial = qm->no_serial;
1454 mc->no_parallel = qm->no_parallel;
1455 mc->use_virtcon = qm->use_virtcon;
1456 mc->use_sclp = qm->use_sclp;
1457 mc->no_floppy = qm->no_floppy;
1458 mc->no_cdrom = qm->no_cdrom;
1459 mc->no_sdcard = qm->no_sdcard;
33cd52b5 1460 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
00b4fbe2
MA		 1461 mc->is_default = qm->is_default;
1462 mc->default_machine_opts = qm->default_machine_opts;
1463 mc->default_boot_order = qm->default_boot_order;
6f00494a 1464 mc->default_display = qm->default_display;
00b4fbe2
MA		 1465 mc->compat_props = qm->compat_props;
1466 mc->hw_version = qm->hw_version;
261747f1
MA		 1467}
1468
cc1daa40
FB		 1469int qemu_register_machine(QEMUMachine *m)
1470{
f5946dba 1471 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1472 TypeInfo ti = {
f5946dba 1473 .name = name,
261747f1
MA		 1474 .parent = TYPE_MACHINE,
1475 .class_init = machine_class_init,
1476 .class_data = (void *)m,
1477 };
1478
1479 type_register(&ti);
f5946dba 1480 g_free(name);
261747f1 1481
cc1daa40
FB		 1482 return 0;
1483}
1484
0056ae24 1485static MachineClass *find_machine(const char *name)
cc1daa40 1486{
261747f1 1487 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1488 MachineClass *mc = NULL;
cc1daa40 1489
261747f1 1490 for (el = machines; el; el = el->next) {
0056ae24 1491 MachineClass *temp = el->data;
261747f1 1492
958db90c 1493 if (!strcmp(temp->name, name)) {
0056ae24 1494 mc = temp;
261747f1
MA		 1495 break;
1496 }
958db90c
MA		 1497 if (temp->alias &&
1498 !strcmp(temp->alias, name)) {
0056ae24 1499 mc = temp;
261747f1
MA		 1500 break;
1501 }
cc1daa40 1502 }
261747f1
MA		 1503
1504 g_slist_free(machines);
0056ae24 1505 return mc;
cc1daa40
FB		 1506}
1507
0056ae24 1508MachineClass *find_default_machine(void)
0c257437 1509{
261747f1 1510 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1511 MachineClass *mc = NULL;
0c257437 1512
261747f1 1513 for (el = machines; el; el = el->next) {
0056ae24 1514 MachineClass *temp = el->data;
261747f1 1515
958db90c 1516 if (temp->is_default) {
0056ae24 1517 mc = temp;
261747f1 1518 break;
0c257437
AL		 1519 }
1520 }
261747f1
MA		 1521
1522 g_slist_free(machines);
0056ae24 1523 return mc;
0c257437
AL		 1524}
1525
01d3c80d
AL		 1526MachineInfoList *qmp_query_machines(Error **errp)
1527{
261747f1 1528 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1529 MachineInfoList *mach_list = NULL;
01d3c80d 1530
261747f1
MA		 1531 for (el = machines; el; el = el->next) {
1532 MachineClass *mc = el->data;
01d3c80d
AL		 1533 MachineInfoList *entry;
1534 MachineInfo *info;
1535
1536 info = g_malloc0(sizeof(*info));
958db90c 1537 if (mc->is_default) {
01d3c80d
AL		 1538 info->has_is_default = true;
1539 info->is_default = true;
1540 }
1541
958db90c 1542 if (mc->alias) {
01d3c80d 1543 info->has_alias = true;
958db90c 1544 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1545 }
1546
958db90c
MA		 1547 info->name = g_strdup(mc->name);
1548 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1549
1550 entry = g_malloc0(sizeof(*entry));
1551 entry->value = info;
1552 entry->next = mach_list;
1553 mach_list = entry;
1554 }
1555
261747f1 1556 g_slist_free(machines);
01d3c80d
AL		 1557 return mach_list;
1558}
1559
8a7ddc38
FB		 1560/***********************************************************/
1561/* main execution loop */
1562
0bd48850
FB		 1563struct vm_change_state_entry {
1564 VMChangeStateHandler *cb;
1565 void *opaque;
72cf2d4f 1566 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1567};
1568
72cf2d4f 1569static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1570
1571VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1572 void *opaque)
1573{
1574 VMChangeStateEntry *e;
1575
7267c094 1576 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1577
1578 e->cb = cb;
1579 e->opaque = opaque;
72cf2d4f 1580 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1581 return e;
1582}
1583
1584void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1585{
72cf2d4f 1586 QLIST_REMOVE (e, entries);
7267c094 1587 g_free (e);
0bd48850
FB		 1588}
1589
1dfb4dd9 1590void vm_state_notify(int running, RunState state)
0bd48850 1591{
9b10ac86 1592 VMChangeStateEntry *e, *next;
0bd48850 1593
1dfb4dd9 1594 trace_vm_state_notify(running, state);
94b0b5ff 1595
9b10ac86 1596 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1597 e->cb(e->opaque, running, state);
0bd48850
FB		 1598 }
1599}
1600
bb0c6722
FB		 1601/* reset/shutdown handler */
1602
1603typedef struct QEMUResetEntry {
72cf2d4f 1604 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1605 QEMUResetHandler *func;
1606 void *opaque;
bb0c6722
FB		 1607} QEMUResetEntry;
1608
72cf2d4f
BS		 1609static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1610 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1611static int reset_requested;
f64622c4
GN		 1612static int shutdown_requested, shutdown_signal = -1;
1613static pid_t shutdown_pid;
3475187d 1614static int powerdown_requested;
8cf71710 1615static int debug_requested;
95b363b5 1616static int suspend_requested;
4bc78a87 1617static WakeupReason wakeup_reason;
a9552c8e
IM		 1618static NotifierList powerdown_notifiers =
1619 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1620static NotifierList suspend_notifiers =
1621 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1622static NotifierList wakeup_notifiers =
1623 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1624static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1625
1291eb35
AP		 1626int qemu_shutdown_requested_get(void)
1627{
1628 return shutdown_requested;
1629}
1630
1631int qemu_reset_requested_get(void)
1632{
1633 return reset_requested;
1634}
1635
4fdcac0e 1636static int qemu_shutdown_requested(void)
cf7a2fe2 1637{
817ef04d 1638 return atomic_xchg(&shutdown_requested, 0);
cf7a2fe2
AJ		 1639}
1640
4fdcac0e 1641static void qemu_kill_report(void)
f64622c4 1642{
35b30712 1643 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1644 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1645 if (shutdown_pid == 0) {
1646 /* This happens for eg ^C at the terminal, so it's worth
1647 * avoiding printing an odd message in that case.
1648 */
1649 fputc('\n', stderr);
1650 } else {
953ffe0f 1651 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1652 }
f64622c4
GN		 1653 shutdown_signal = -1;
1654 }
1655}
1656
4fdcac0e 1657static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1658{
1659 int r = reset_requested;
1660 reset_requested = 0;
1661 return r;
1662}
1663
95b363b5
GH		 1664static int qemu_suspend_requested(void)
1665{
1666 int r = suspend_requested;
1667 suspend_requested = 0;
1668 return r;
1669}
1670
4bc78a87 1671static WakeupReason qemu_wakeup_requested(void)
14058196 1672{
4bc78a87 1673 return wakeup_reason;
14058196
LC		 1674}
1675
4fdcac0e 1676static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1677{
1678 int r = powerdown_requested;
1679 powerdown_requested = 0;
1680 return r;
1681}
1682
e568902a
AL		 1683static int qemu_debug_requested(void)
1684{
1685 int r = debug_requested;
1686 debug_requested = 0;
1687 return r;
1688}
1689
a08d4367 1690void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1691{
7267c094 1692 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1693
bb0c6722
FB		 1694 re->func = func;
1695 re->opaque = opaque;
72cf2d4f 1696 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1697}
1698
dda9b29f 1699void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1700{
1701 QEMUResetEntry *re;
1702
72cf2d4f 1703 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1704 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1705 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1706 g_free(re);
dda9b29f
JK		 1707 return;
1708 }
1709 }
1710}
1711
be522029 1712void qemu_devices_reset(void)
dda9b29f
JK		 1713{
1714 QEMUResetEntry *re, *nre;
1715
1716 /* reset all devices */
72cf2d4f 1717 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1718 re->func(re->opaque);
1719 }
be522029
DG		 1720}
1721
1722void qemu_system_reset(bool report)
1723{
0056ae24
MA		 1724 MachineClass *mc;
1725
1726 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1727
958db90c
MA		 1728 if (mc && mc->reset) {
1729 mc->reset();
be522029
DG		 1730 } else {
1731 qemu_devices_reset();
1732 }
e063eb1f 1733 if (report) {
a6330785 1734 qapi_event_send_reset(&error_abort);
e063eb1f 1735 }
ea375f9a 1736 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1737}
1738
1739void qemu_system_reset_request(void)
1740{
d1beab82
FB		 1741 if (no_reboot) {
1742 shutdown_requested = 1;
1743 } else {
1744 reset_requested = 1;
1745 }
b4a3d965 1746 cpu_stop_current();
d9f75a4e 1747 qemu_notify_event();
bb0c6722
FB		 1748}
1749
95b363b5
GH		 1750static void qemu_system_suspend(void)
1751{
1752 pause_all_vcpus();
1753 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1754 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1755 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1756}
1757
1758void qemu_system_suspend_request(void)
1759{
9abc62f6 1760 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1761 return;
1762 }
1763 suspend_requested = 1;
1764 cpu_stop_current();
1765 qemu_notify_event();
1766}
1767
1768void qemu_register_suspend_notifier(Notifier *notifier)
1769{
1770 notifier_list_add(&suspend_notifiers, notifier);
1771}
1772
1773void qemu_system_wakeup_request(WakeupReason reason)
1774{
4fed9421
AK		 1775 trace_system_wakeup_request(reason);
1776
9abc62f6 1777 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1778 return;
1779 }
1780 if (!(wakeup_reason_mask & (1 << reason))) {
1781 return;
1782 }
ad02b96a 1783 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1784 wakeup_reason = reason;
95b363b5 1785 qemu_notify_event();
95b363b5
GH		 1786}
1787
1788void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1789{
1790 if (enabled) {
1791 wakeup_reason_mask |= (1 << reason);
1792 } else {
1793 wakeup_reason_mask &= ~(1 << reason);
1794 }
1795}
1796
1797void qemu_register_wakeup_notifier(Notifier *notifier)
1798{
1799 notifier_list_add(&wakeup_notifiers, notifier);
1800}
1801
f64622c4
GN		 1802void qemu_system_killed(int signal, pid_t pid)
1803{
1804 shutdown_signal = signal;
1805 shutdown_pid = pid;
d9389b96 1806 no_shutdown = 0;
f64622c4
GN		 1807 qemu_system_shutdown_request();
1808}
1809
bb0c6722
FB		 1810void qemu_system_shutdown_request(void)
1811{
bc78cff9 1812 trace_qemu_system_shutdown_request();
bb0c6722 1813 shutdown_requested = 1;
d9f75a4e 1814 qemu_notify_event();
bb0c6722
FB		 1815}
1816
013c2f15
IM		 1817static void qemu_system_powerdown(void)
1818{
0aab9ec3 1819 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1820 notifier_list_notify(&powerdown_notifiers, NULL);
1821}
1822
3475187d
FB		 1823void qemu_system_powerdown_request(void)
1824{
bc78cff9 1825 trace_qemu_system_powerdown_request();
3475187d 1826 powerdown_requested = 1;
d9f75a4e
AL		 1827 qemu_notify_event();
1828}
1829
a9552c8e
IM		 1830void qemu_register_powerdown_notifier(Notifier *notifier)
1831{
1832 notifier_list_add(&powerdown_notifiers, notifier);
1833}
1834
8cf71710
JK		 1835void qemu_system_debug_request(void)
1836{
1837 debug_requested = 1;
83f338f7 1838 qemu_notify_event();
8cf71710
JK		 1839}
1840
99435906
PB		 1841static bool main_loop_should_exit(void)
1842{
1843 RunState r;
1844 if (qemu_debug_requested()) {
1845 vm_stop(RUN_STATE_DEBUG);
1846 }
95b363b5
GH		 1847 if (qemu_suspend_requested()) {
1848 qemu_system_suspend();
1849 }
99435906
PB		 1850 if (qemu_shutdown_requested()) {
1851 qemu_kill_report();
84321831 1852 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1853 if (no_shutdown) {
1854 vm_stop(RUN_STATE_SHUTDOWN);
1855 } else {
1856 return true;
1857 }
1858 }
1859 if (qemu_reset_requested()) {
1860 pause_all_vcpus();
1861 cpu_synchronize_all_states();
1862 qemu_system_reset(VMRESET_REPORT);
1863 resume_all_vcpus();
ede085b3 1864 if (runstate_needs_reset()) {
99435906
PB		 1865 runstate_set(RUN_STATE_PAUSED);
1866 }
1867 }
14058196
LC		 1868 if (qemu_wakeup_requested()) {
1869 pause_all_vcpus();
1870 cpu_synchronize_all_states();
1871 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 1872 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1873 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 1874 resume_all_vcpus();
7a906f7f 1875 qapi_event_send_wakeup(&error_abort);
14058196 1876 }
99435906 1877 if (qemu_powerdown_requested()) {
013c2f15 1878 qemu_system_powerdown();
99435906
PB		 1879 }
1880 if (qemu_vmstop_requested(&r)) {
1881 vm_stop(r);
1882 }
1883 return false;
1884}
1885
43b96858
AL		 1886static void main_loop(void)
1887{
c9f711a5 1888 bool nonblocking;
99435906 1889 int last_io = 0;
8e1b90ec
JK		 1890#ifdef CONFIG_PROFILER
1891 int64_t ti;
1892#endif
99435906 1893 do {
a7d4207d 1894 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 1895#ifdef CONFIG_PROFILER
46481d39 1896 ti = profile_getclock();
89bfc105 1897#endif
c9f711a5 1898 last_io = main_loop_wait(nonblocking);
89bfc105 1899#ifdef CONFIG_PROFILER
46481d39 1900 dev_time += profile_getclock() - ti;
89bfc105 1901#endif
99435906 1902 } while (!main_loop_should_exit());
b4608c04
FB		 1903}
1904
9bd7e6d9
PB		 1905static void version(void)
1906{
f75ca1ae 1907 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 1908}
1909
15f82208 1910static void help(int exitcode)
0824d6fc 1911{
a3adb7ad
ME		 1912 version();
1913 printf("usage: %s [options] [disk_image]\n\n"
1914 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1915 error_get_progname());
1916
77bd1119
ME		 1917#define QEMU_OPTIONS_GENERATE_HELP
1918#include "qemu-options-wrapper.h"
a3adb7ad
ME		 1919
1920 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1921 "ctrl-alt-f toggle full screen\n"
1922 "ctrl-alt-n switch to virtual console 'n'\n"
1923 "ctrl-alt toggle mouse and keyboard grab\n"
1924 "\n"
a3adb7ad
ME		 1925 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1926
15f82208 1927 exit(exitcode);
0824d6fc
FB		 1928}
1929
cd6f1169
FB		 1930#define HAS_ARG 0x0001
1931
cd6f1169
FB		 1932typedef struct QEMUOption {
1933 const char *name;
1934 int flags;
1935 int index;
ad96090a 1936 uint32_t arch_mask;
cd6f1169
FB		 1937} QEMUOption;
1938
dbed7e40 1939static const QEMUOption qemu_options[] = {
ad96090a 1940 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 1941#define QEMU_OPTIONS_GENERATE_OPTIONS
1942#include "qemu-options-wrapper.h"
cd6f1169 1943 { NULL },
fc01f7e7 1944};
a369da5f
BS		 1945
1946static bool vga_available(void)
1947{
36b7f27d 1948 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 1949}
1950
1951static bool cirrus_vga_available(void)
1952{
36b7f27d
AJ		 1953 return object_class_by_name("cirrus-vga")
1954 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 1955}
1956
1957static bool vmware_vga_available(void)
1958{
36b7f27d 1959 return object_class_by_name("vmware-svga");
a369da5f
BS		 1960}
1961
879049a3
AJ		 1962static bool qxl_vga_available(void)
1963{
1964 return object_class_by_name("qxl-vga");
1965}
1966
af87bf29
MCA		 1967static bool tcx_vga_available(void)
1968{
1969 return object_class_by_name("SUNW,tcx");
1970}
1971
1972static bool cg3_vga_available(void)
1973{
1974 return object_class_by_name("cgthree");
1975}
1976
3893c124 1977static void select_vgahw (const char *p)
1978{
1979 const char *opts;
1980
d44229c5 1981 assert(vga_interface_type == VGA_NONE);
3893c124 1982 if (strstart(p, "std", &opts)) {
a369da5f
BS		 1983 if (vga_available()) {
1984 vga_interface_type = VGA_STD;
1985 } else {
1986 fprintf(stderr, "Error: standard VGA not available\n");
1987 exit(0);
1988 }
3893c124 1989 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 1990 if (cirrus_vga_available()) {
1991 vga_interface_type = VGA_CIRRUS;
1992 } else {
1993 fprintf(stderr, "Error: Cirrus VGA not available\n");
1994 exit(0);
1995 }
3893c124 1996 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 1997 if (vmware_vga_available()) {
1998 vga_interface_type = VGA_VMWARE;
1999 } else {
2000 fprintf(stderr, "Error: VMWare SVGA not available\n");
2001 exit(0);
2002 }
94909d9f 2003 } else if (strstart(p, "xenfb", &opts)) {
86176759 2004 vga_interface_type = VGA_XENFB;
a19cbfb3 2005 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2006 if (qxl_vga_available()) {
2007 vga_interface_type = VGA_QXL;
2008 } else {
2009 fprintf(stderr, "Error: QXL VGA not available\n");
2010 exit(0);
2011 }
af87bf29
MCA		 2012 } else if (strstart(p, "tcx", &opts)) {
2013 if (tcx_vga_available()) {
2014 vga_interface_type = VGA_TCX;
2015 } else {
2016 fprintf(stderr, "Error: TCX framebuffer not available\n");
2017 exit(0);
2018 }
2019 } else if (strstart(p, "cg3", &opts)) {
2020 if (cg3_vga_available()) {
2021 vga_interface_type = VGA_CG3;
2022 } else {
2023 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2024 exit(0);
2025 }
28b85ed8 2026 } else if (!strstart(p, "none", &opts)) {
3893c124 2027 invalid_vga:
2028 fprintf(stderr, "Unknown vga type: %s\n", p);
2029 exit(1);
2030 }
cb5a7aa8 2031 while (*opts) {
2032 const char *nextopt;
2033
2034 if (strstart(opts, ",retrace=", &nextopt)) {
2035 opts = nextopt;
2036 if (strstart(opts, "dumb", &nextopt))
2037 vga_retrace_method = VGA_RETRACE_DUMB;
2038 else if (strstart(opts, "precise", &nextopt))
2039 vga_retrace_method = VGA_RETRACE_PRECISE;
2040 else goto invalid_vga;
2041 } else goto invalid_vga;
2042 opts = nextopt;
2043 }
3893c124 2044}
2045
1472a95b
JS		 2046static DisplayType select_display(const char *p)
2047{
2048 const char *opts;
2049 DisplayType display = DT_DEFAULT;
2050
2051 if (strstart(p, "sdl", &opts)) {
2052#ifdef CONFIG_SDL
2053 display = DT_SDL;
2054 while (*opts) {
2055 const char *nextopt;
2056
2057 if (strstart(opts, ",frame=", &nextopt)) {
2058 opts = nextopt;
2059 if (strstart(opts, "on", &nextopt)) {
2060 no_frame = 0;
2061 } else if (strstart(opts, "off", &nextopt)) {
2062 no_frame = 1;
2063 } else {
05175535 2064 goto invalid_sdl_args;
1472a95b
JS		 2065 }
2066 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2067 opts = nextopt;
2068 if (strstart(opts, "on", &nextopt)) {
2069 alt_grab = 1;
2070 } else if (strstart(opts, "off", &nextopt)) {
2071 alt_grab = 0;
2072 } else {
05175535 2073 goto invalid_sdl_args;
1472a95b
JS		 2074 }
2075 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2076 opts = nextopt;
2077 if (strstart(opts, "on", &nextopt)) {
2078 ctrl_grab = 1;
2079 } else if (strstart(opts, "off", &nextopt)) {
2080 ctrl_grab = 0;
2081 } else {
05175535 2082 goto invalid_sdl_args;
1472a95b
JS		 2083 }
2084 } else if (strstart(opts, ",window_close=", &nextopt)) {
2085 opts = nextopt;
2086 if (strstart(opts, "on", &nextopt)) {
2087 no_quit = 0;
2088 } else if (strstart(opts, "off", &nextopt)) {
2089 no_quit = 1;
2090 } else {
05175535 2091 goto invalid_sdl_args;
1472a95b
JS		 2092 }
2093 } else {
05175535
PM		 2094 invalid_sdl_args:
2095 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2096 exit(1);
1472a95b
JS		 2097 }
2098 opts = nextopt;
2099 }
2100#else
2101 fprintf(stderr, "SDL support is disabled\n");
2102 exit(1);
2103#endif
3264ff12 2104 } else if (strstart(p, "vnc", &opts)) {
821601ea 2105#ifdef CONFIG_VNC
3264ff12
JS		 2106 display_remote++;
2107
2108 if (*opts) {
2109 const char *nextopt;
2110
2111 if (strstart(opts, "=", &nextopt)) {
2112 vnc_display = nextopt;
2113 }
2114 }
2115 if (!vnc_display) {
2116 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2117 exit(1);
2118 }
821601ea
JS		 2119#else
2120 fprintf(stderr, "VNC support is disabled\n");
2121 exit(1);
2122#endif
1472a95b
JS		 2123 } else if (strstart(p, "curses", &opts)) {
2124#ifdef CONFIG_CURSES
2125 display = DT_CURSES;
2126#else
2127 fprintf(stderr, "Curses support is disabled\n");
2128 exit(1);
15546425
AL		 2129#endif
2130 } else if (strstart(p, "gtk", &opts)) {
2131#ifdef CONFIG_GTK
2132 display = DT_GTK;
881249c7
JK		 2133 while (*opts) {
2134 const char *nextopt;
2135
2136 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2137 opts = nextopt;
2138 if (strstart(opts, "on", &nextopt)) {
2139 grab_on_hover = true;
2140 } else if (strstart(opts, "off", &nextopt)) {
2141 grab_on_hover = false;
2142 } else {
2143 goto invalid_gtk_args;
2144 }
2145 } else {
2146 invalid_gtk_args:
2147 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2148 exit(1);
2149 }
2150 opts = nextopt;
2151 }
15546425
AL		 2152#else
2153 fprintf(stderr, "GTK support is disabled\n");
2154 exit(1);
1472a95b 2155#endif
4171d32e
JS		 2156 } else if (strstart(p, "none", &opts)) {
2157 display = DT_NONE;
1472a95b 2158 } else {
1472a95b
JS		 2159 fprintf(stderr, "Unknown display type: %s\n", p);
2160 exit(1);
2161 }
2162
2163 return display;
2164}
2165
7d4c3d53
MA		 2166static int balloon_parse(const char *arg)
2167{
382f0743 2168 QemuOpts *opts;
7d4c3d53 2169
382f0743
GH		 2170 if (strcmp(arg, "none") == 0) {
2171 return 0;
2172 }
2173
2174 if (!strncmp(arg, "virtio", 6)) {
2175 if (arg[6] == ',') {
2176 /* have params -> parse them */
3329f07b 2177 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2178 if (!opts)
2179 return -1;
2180 } else {
2181 /* create empty opts */
87ea75d5
PC		 2182 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2183 &error_abort);
7d4c3d53 2184 }
29f82b37 2185 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2186 return 0;
7d4c3d53 2187 }
382f0743
GH		 2188
2189 return -1;
7d4c3d53 2190}
7d4c3d53 2191
5cea8590
PB		 2192char *qemu_find_file(int type, const char *name)
2193{
4524051c 2194 int i;
5cea8590
PB		 2195 const char *subdir;
2196 char *buf;
2197
31783203
PM		 2198 /* Try the name as a straight path first */
2199 if (access(name, R_OK) == 0) {
4524051c 2200 trace_load_file(name, name);
7267c094 2201 return g_strdup(name);
5cea8590 2202 }
4524051c 2203
5cea8590
PB		 2204 switch (type) {
2205 case QEMU_FILE_TYPE_BIOS:
2206 subdir = "";
2207 break;
2208 case QEMU_FILE_TYPE_KEYMAP:
2209 subdir = "keymaps/";
2210 break;
2211 default:
2212 abort();
2213 }
4524051c
GH		 2214
2215 for (i = 0; i < data_dir_idx; i++) {
2216 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2217 if (access(buf, R_OK) == 0) {
2218 trace_load_file(name, buf);
2219 return buf;
2220 }
7267c094 2221 g_free(buf);
5cea8590 2222 }
4524051c 2223 return NULL;
5cea8590
PB		 2224}
2225
ff952ba2
MA		 2226static int device_help_func(QemuOpts *opts, void *opaque)
2227{
2228 return qdev_device_help(opts);
2229}
2230
f31d07d1
GH		 2231static int device_init_func(QemuOpts *opts, void *opaque)
2232{
2233 DeviceState *dev;
2234
2235 dev = qdev_device_add(opts);
2236 if (!dev)
2237 return -1;
b09995ae 2238 object_unref(OBJECT(dev));
f31d07d1
GH		 2239 return 0;
2240}
2241
1a688d3b
GH		 2242static int chardev_init_func(QemuOpts *opts, void *opaque)
2243{
bd2d80b2 2244 Error *local_err = NULL;
1a688d3b 2245
bd2d80b2 2246 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2247 if (local_err) {
4a44d85e 2248 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2249 error_free(local_err);
1a688d3b 2250 return -1;
bd2d80b2 2251 }
1a688d3b
GH		 2252 return 0;
2253}
2254
758e8e38 2255#ifdef CONFIG_VIRTFS
74db920c
GS		 2256static int fsdev_init_func(QemuOpts *opts, void *opaque)
2257{
2258 int ret;
2259 ret = qemu_fsdev_add(opts);
2260
2261 return ret;
2262}
2263#endif
2264
88589343
GH		 2265static int mon_init_func(QemuOpts *opts, void *opaque)
2266{
2267 CharDriverState *chr;
2268 const char *chardev;
2269 const char *mode;
2270 int flags;
2271
2272 mode = qemu_opt_get(opts, "mode");
2273 if (mode == NULL) {
2274 mode = "readline";
2275 }
2276 if (strcmp(mode, "readline") == 0) {
2277 flags = MONITOR_USE_READLINE;
2278 } else if (strcmp(mode, "control") == 0) {
2279 flags = MONITOR_USE_CONTROL;
2280 } else {
2281 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2282 exit(1);
2283 }
2284
39eaab9a
DB		 2285 if (qemu_opt_get_bool(opts, "pretty", 0))
2286 flags |= MONITOR_USE_PRETTY;
2287
88589343
GH		 2288 if (qemu_opt_get_bool(opts, "default", 0))
2289 flags |= MONITOR_IS_DEFAULT;
2290
2291 chardev = qemu_opt_get(opts, "chardev");
2292 chr = qemu_chr_find(chardev);
2293 if (chr == NULL) {
2294 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2295 exit(1);
2296 }
2297
456d6069 2298 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2299 monitor_init(chr, flags);
2300 return 0;
2301}
2302
6ca5582d 2303static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2304{
2305 static int monitor_device_index = 0;
2306 QemuOpts *opts;
2307 const char *p;
2308 char label[32];
2309 int def = 0;
2310
2311 if (strstart(optarg, "chardev:", &p)) {
2312 snprintf(label, sizeof(label), "%s", p);
2313 } else {
140e065d
JK		 2314 snprintf(label, sizeof(label), "compat_monitor%d",
2315 monitor_device_index);
2316 if (monitor_device_index == 0) {
88589343
GH		 2317 def = 1;
2318 }
2319 opts = qemu_chr_parse_compat(label, optarg);
2320 if (!opts) {
2321 fprintf(stderr, "parse error: %s\n", optarg);
2322 exit(1);
2323 }
2324 }
2325
8be7e7e4 2326 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2327 if (!opts) {
2328 fprintf(stderr, "duplicate chardev: %s\n", label);
2329 exit(1);
2330 }
6ca5582d 2331 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2332 qemu_opt_set(opts, "chardev", label);
2333 if (def)
2334 qemu_opt_set(opts, "default", "on");
2335 monitor_device_index++;
2336}
2337
bd3c948d
GH		 2338struct device_config {
2339 enum {
aee1b935
GH		 2340 DEV_USB, /* -usbdevice */
2341 DEV_BT, /* -bt */
2342 DEV_SERIAL, /* -serial */
2343 DEV_PARALLEL, /* -parallel */
2344 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2345 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2346 DEV_GDB, /* -gdb, -s */
3ef669e1 2347 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2348 } type;
2349 const char *cmdline;
d9a5954d 2350 Location loc;
72cf2d4f 2351 QTAILQ_ENTRY(device_config) next;
bd3c948d 2352};
4fdcac0e
BS		 2353
2354static QTAILQ_HEAD(, device_config) device_configs =
2355 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2356
2357static void add_device_config(int type, const char *cmdline)
2358{
2359 struct device_config *conf;
2360
7267c094 2361 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2362 conf->type = type;
2363 conf->cmdline = cmdline;
d9a5954d 2364 loc_save(&conf->loc);
72cf2d4f 2365 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2366}
2367
2368static int foreach_device_config(int type, int (*func)(const char *cmdline))
2369{
2370 struct device_config *conf;
2371 int rc;
2372
72cf2d4f 2373 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2374 if (conf->type != type)
2375 continue;
d9a5954d 2376 loc_push_restore(&conf->loc);
bd3c948d 2377 rc = func(conf->cmdline);
d9a5954d 2378 loc_pop(&conf->loc);
28de2f88 2379 if (rc) {
bd3c948d 2380 return rc;
28de2f88 2381 }
bd3c948d
GH		 2382 }
2383 return 0;
2384}
2385
998bbd74
GH		 2386static int serial_parse(const char *devname)
2387{
2388 static int index = 0;
2389 char label[32];
2390
2391 if (strcmp(devname, "none") == 0)
2392 return 0;
2393 if (index == MAX_SERIAL_PORTS) {
2394 fprintf(stderr, "qemu: too many serial ports\n");
2395 exit(1);
2396 }
2397 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2398 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2399 if (!serial_hds[index]) {
52d06136
PM		 2400 fprintf(stderr, "qemu: could not connect serial device"
2401 " to character backend '%s'\n", devname);
998bbd74
GH		 2402 return -1;
2403 }
2404 index++;
2405 return 0;
2406}
2407
6a5e8b0e
GH		 2408static int parallel_parse(const char *devname)
2409{
2410 static int index = 0;
2411 char label[32];
2412
2413 if (strcmp(devname, "none") == 0)
2414 return 0;
2415 if (index == MAX_PARALLEL_PORTS) {
2416 fprintf(stderr, "qemu: too many parallel ports\n");
2417 exit(1);
2418 }
2419 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2420 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2421 if (!parallel_hds[index]) {
52d06136
PM		 2422 fprintf(stderr, "qemu: could not connect parallel device"
2423 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2424 return -1;
2425 }
2426 index++;
2427 return 0;
2428}
2429
aee1b935
GH		 2430static int virtcon_parse(const char *devname)
2431{
3329f07b 2432 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2433 static int index = 0;
2434 char label[32];
392ecf54 2435 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2436
2437 if (strcmp(devname, "none") == 0)
2438 return 0;
2439 if (index == MAX_VIRTIO_CONSOLES) {
2440 fprintf(stderr, "qemu: too many virtio consoles\n");
2441 exit(1);
2442 }
392ecf54 2443
87ea75d5 2444 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2445 if (arch_type == QEMU_ARCH_S390X) {
2446 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2447 } else {
2448 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2449 }
392ecf54 2450
87ea75d5 2451 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2452 qemu_opt_set(dev_opts, "driver", "virtconsole");
2453
aee1b935 2454 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2455 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2456 if (!virtcon_hds[index]) {
52d06136
PM		 2457 fprintf(stderr, "qemu: could not connect virtio console"
2458 " to character backend '%s'\n", devname);
aee1b935
GH		 2459 return -1;
2460 }
392ecf54
AS		 2461 qemu_opt_set(dev_opts, "chardev", label);
2462
aee1b935
GH		 2463 index++;
2464 return 0;
2465}
2466
3ef669e1
AG		 2467static int sclp_parse(const char *devname)
2468{
2469 QemuOptsList *device = qemu_find_opts("device");
2470 static int index = 0;
2471 char label[32];
2472 QemuOpts *dev_opts;
2473
2474 if (strcmp(devname, "none") == 0) {
2475 return 0;
2476 }
2477 if (index == MAX_SCLP_CONSOLES) {
2478 fprintf(stderr, "qemu: too many sclp consoles\n");
2479 exit(1);
2480 }
2481
2482 assert(arch_type == QEMU_ARCH_S390X);
2483
2484 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2485 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2486
2487 snprintf(label, sizeof(label), "sclpcon%d", index);
2488 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2489 if (!sclp_hds[index]) {
2490 fprintf(stderr, "qemu: could not connect sclp console"
2491 " to character backend '%s'\n", devname);
2492 return -1;
2493 }
2494 qemu_opt_set(dev_opts, "chardev", label);
2495
2496 index++;
2497 return 0;
2498}
2499
c9f398e5 2500static int debugcon_parse(const char *devname)
4d8b3c63 2501{
c9f398e5
PA		 2502 QemuOpts *opts;
2503
27143a44 2504 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2505 exit(1);
2506 }
8be7e7e4 2507 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2508 if (!opts) {
2509 fprintf(stderr, "qemu: already have a debugcon device\n");
2510 exit(1);
2511 }
2512 qemu_opt_set(opts, "driver", "isa-debugcon");
2513 qemu_opt_set(opts, "chardev", "debugcon");
2514 return 0;
2515}
2516
2709f263
LE		 2517static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2518{
2519 const MachineClass *mc1 = a, *mc2 = b;
2520 int res;
2521
2522 if (mc1->family == NULL) {
2523 if (mc2->family == NULL) {
2524 /* Compare standalone machine types against each other; they sort
2525 * in increasing order.
2526 */
2527 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2528 object_class_get_name(OBJECT_CLASS(mc2)));
2529 }
2530
2531 /* Standalone machine types sort after families. */
2532 return 1;
2533 }
2534
2535 if (mc2->family == NULL) {
2536 /* Families sort before standalone machine types. */
2537 return -1;
2538 }
2539
2540 /* Families sort between each other alphabetically increasingly. */
2541 res = strcmp(mc1->family, mc2->family);
2542 if (res != 0) {
2543 return res;
2544 }
2545
2546 /* Within the same family, machine types sort in decreasing order. */
2547 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2548 object_class_get_name(OBJECT_CLASS(mc1)));
2549}
2550
2551 static MachineClass *machine_parse(const char *name)
9052ea6b 2552{
0056ae24 2553 MachineClass *mc = NULL;
261747f1 2554 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2555
2556 if (name) {
0056ae24 2557 mc = find_machine(name);
9052ea6b 2558 }
0056ae24
MA		 2559 if (mc) {
2560 return mc;
9052ea6b 2561 }
025172d5
MR		 2562 if (name && !is_help_option(name)) {
2563 error_report("Unsupported machine type");
2564 error_printf("Use -machine help to list supported machines!\n");
2565 } else {
2566 printf("Supported machines are:\n");
2709f263 2567 machines = g_slist_sort(machines, machine_class_cmp);
025172d5
MR		 2568 for (el = machines; el; el = el->next) {
2569 MachineClass *mc = el->data;
958db90c
MA		 2570 if (mc->alias) {
2571 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2572 }
958db90c
MA		 2573 printf("%-20s %s%s\n", mc->name, mc->desc,
2574 mc->is_default ? " (default)" : "");
9052ea6b 2575 }
9052ea6b 2576 }
261747f1
MA		 2577
2578 g_slist_free(machines);
c8057f95 2579 exit(!name || !is_help_option(name));
9052ea6b
JK		 2580}
2581
fd42deeb
GH		 2582void qemu_add_exit_notifier(Notifier *notify)
2583{
2584 notifier_list_add(&exit_notifiers, notify);
2585}
2586
2587void qemu_remove_exit_notifier(Notifier *notify)
2588{
31552529 2589 notifier_remove(notify);
fd42deeb
GH		 2590}
2591
2592static void qemu_run_exit_notifiers(void)
2593{
9e8dd451 2594 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2595}
2596
4cab946a
GN		 2597void qemu_add_machine_init_done_notifier(Notifier *notify)
2598{
2599 notifier_list_add(&machine_init_done_notifiers, notify);
2600}
2601
2602static void qemu_run_machine_init_done_notifiers(void)
2603{
9e8dd451 2604 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2605}
2606
6530a97b
AL		 2607static const QEMUOption *lookup_opt(int argc, char **argv,
2608 const char **poptarg, int *poptind)
2609{
2610 const QEMUOption *popt;
2611 int optind = *poptind;
2612 char *r = argv[optind];
2613 const char *optarg;
2614
0f0bc3f1 2615 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2616 optind++;
2617 /* Treat --foo the same as -foo. */
2618 if (r[1] == '-')
2619 r++;
2620 popt = qemu_options;
2621 for(;;) {
2622 if (!popt->name) {
0f0bc3f1 2623 error_report("invalid option");
6530a97b
AL		 2624 exit(1);
2625 }
2626 if (!strcmp(popt->name, r + 1))
2627 break;
2628 popt++;
2629 }
2630 if (popt->flags & HAS_ARG) {
2631 if (optind >= argc) {
0f0bc3f1 2632 error_report("requires an argument");
6530a97b
AL		 2633 exit(1);
2634 }
2635 optarg = argv[optind++];
0f0bc3f1 2636 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2637 } else {
2638 optarg = NULL;
2639 }
2640
2641 *poptarg = optarg;
2642 *poptind = optind;
2643
2644 return popt;
2645}
2646
0750112a
AL		 2647static gpointer malloc_and_trace(gsize n_bytes)
2648{
2649 void *ptr = malloc(n_bytes);
a74cd8cc 2650 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2651 return ptr;
2652}
2653
2654static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2655{
2656 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2657 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2658 return ptr;
2659}
2660
2661static void free_and_trace(gpointer mem)
2662{
a74cd8cc 2663 trace_g_free(mem);
0750112a
AL		 2664 free(mem);
2665}
2666
d2659e27
AF		 2667static int machine_set_property(const char *name, const char *value,
2668 void *opaque)
68d98d3e
AL		 2669{
2670 Object *obj = OBJECT(opaque);
2671 StringInputVisitor *siv;
2672 Error *local_err = NULL;
b0ddb8bf 2673 char *c, *qom_name;
68d98d3e 2674
d2659e27 2675 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2676 return 0;
2677 }
2678
b0ddb8bf
MA		 2679 qom_name = g_strdup(name);
2680 c = qom_name;
2681 while (*c++) {
2682 if (*c == '_') {
2683 *c = '-';
2684 }
2685 }
2686
68d98d3e 2687 siv = string_input_visitor_new(value);
b0ddb8bf 2688 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
68d98d3e 2689 string_input_visitor_cleanup(siv);
b0ddb8bf 2690 g_free(qom_name);
68d98d3e
AL		 2691
2692 if (local_err) {
2693 qerror_report_err(local_err);
2694 error_free(local_err);
2695 return -1;
2696 }
2697
2698 return 0;
2699}
2700
2701static int object_create(QemuOpts *opts, void *opaque)
2702{
c4090f8e
PB		 2703 Error *err = NULL;
2704 char *type = NULL;
2705 char *id = NULL;
2706 void *dummy = NULL;
2707 OptsVisitor *ov;
2708 QDict *pdict;
68d98d3e 2709
c4090f8e
PB		 2710 ov = opts_visitor_new(opts);
2711 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2712
c4090f8e
PB		 2713 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2714 if (err) {
2715 goto out;
68d98d3e
AL		 2716 }
2717
c4090f8e
PB		 2718 qdict_del(pdict, "qom-type");
2719 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2720 if (err) {
2721 goto out;
68d98d3e
AL		 2722 }
2723
c4090f8e
PB		 2724 qdict_del(pdict, "id");
2725 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2726 if (err) {
269e09f3
IM		 2727 goto out;
2728 }
2729
c4090f8e
PB		 2730 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2731 if (err) {
269e09f3
IM		 2732 goto out;
2733 }
c4090f8e
PB		 2734 visit_end_struct(opts_get_visitor(ov), &err);
2735 if (err) {
2736 qmp_object_del(id, NULL);
2737 }
2738
269e09f3 2739out:
c4090f8e
PB		 2740 opts_visitor_cleanup(ov);
2741
2742 QDECREF(pdict);
2743 g_free(id);
2744 g_free(type);
2745 g_free(dummy);
2746 if (err) {
2747 qerror_report_err(err);
3a9cbfe0 2748 error_free(err);
90e9cf28
IM		 2749 return -1;
2750 }
68d98d3e
AL		 2751 return 0;
2752}
2753
902b3d5c 2754int main(int argc, char **argv, char **envp)
0824d6fc 2755{
e4bcb14c 2756 int i;
da1fcfda 2757 int snapshot, linux_boot;
7f7f9873 2758 const char *initrd_filename;
a20dd508 2759 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2760 const char *boot_order;
3023f332 2761 DisplayState *ds;
9f227bc3 2762 int cyls, heads, secs, translation;
1ad9580b 2763 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2764 QemuOptsList *olist;
cd6f1169 2765 int optind;
6530a97b 2766 const char *optarg;
d63d307f 2767 const char *loadvm = NULL;
0056ae24 2768 MachineClass *machine_class;
94fc95cd 2769 const char *cpu_model;
d44229c5 2770 const char *vga_model = NULL;
d4fce24f
PB		 2771 const char *qtest_chrdev = NULL;
2772 const char *qtest_log = NULL;
93815bc2 2773 const char *pid_file = NULL;
5bb7910a 2774 const char *incoming = NULL;
821601ea 2775#ifdef CONFIG_VNC
993fbfdb 2776 int show_vnc_port = 0;
821601ea 2777#endif
3ed2d9ee 2778 bool defconfig = true;
f29a5614 2779 bool userconfig = true;
c235d738
MF		 2780 const char *log_mask = NULL;
2781 const char *log_file = NULL;
0750112a
AL		 2782 GMemVTable mem_trace = {
2783 .malloc = malloc_and_trace,
2784 .realloc = realloc_and_trace,
2785 .free = free_and_trace,
2786 };
23d15e86 2787 const char *trace_events = NULL;
e4858974 2788 const char *trace_file = NULL;
6e1d3c1c
IM		 2789 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2790 1024 * 1024;
c270fb9e
IM		 2791 ram_addr_t maxram_size = default_ram_size;
2792 uint64_t ram_slots = 0;
abfd9ce3 2793 FILE *vmstate_dump_file = NULL;
2f78e491 2794 Error *main_loop_err = NULL;
0b5538c3 2795
fd42deeb 2796 atexit(qemu_run_exit_notifiers);
65abca0a 2797 error_set_progname(argv[0]);
10f5bff6 2798 qemu_init_exec_dir(argv[0]);
65abca0a 2799
0750112a
AL		 2800 g_mem_set_vtable(&mem_trace);
2801
1b71f7c1
AF		 2802 module_call_init(MODULE_INIT_QOM);
2803
4d454574 2804 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2805 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2806 qemu_add_drive_opts(&qemu_common_drive_opts);
2807 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2808 qemu_add_opts(&qemu_chardev_opts);
2809 qemu_add_opts(&qemu_device_opts);
2810 qemu_add_opts(&qemu_netdev_opts);
2811 qemu_add_opts(&qemu_net_opts);
2812 qemu_add_opts(&qemu_rtc_opts);
2813 qemu_add_opts(&qemu_global_opts);
2814 qemu_add_opts(&qemu_mon_opts);
2815 qemu_add_opts(&qemu_trace_opts);
2816 qemu_add_opts(&qemu_option_rom_opts);
2817 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2818 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2819 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2820 qemu_add_opts(&qemu_boot_opts);
2821 qemu_add_opts(&qemu_sandbox_opts);
2822 qemu_add_opts(&qemu_add_fd_opts);
2823 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2824 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2825 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2826 qemu_add_opts(&qemu_msg_opts);
5d12f961 2827 qemu_add_opts(&qemu_name_opts);
0042109a 2828 qemu_add_opts(&qemu_numa_opts);
1ad9580b 2829 qemu_add_opts(&qemu_icount_opts);
a38bb079 2830 qemu_add_opts(&qemu_semihosting_config_opts);
4d454574 2831
5db9d4d1
LC		 2832 runstate_init();
2833
884f17c2 2834 rtc_clock = QEMU_CLOCK_HOST;
6875204c 2835
72cf2d4f 2836 QLIST_INIT (&vm_change_state_head);
fe98ac14 2837 os_setup_early_signal_handling();
be995c27 2838
f80f9ec9 2839 module_call_init(MODULE_INIT_MACHINE);
0056ae24 2840 machine_class = find_default_machine();
94fc95cd 2841 cpu_model = NULL;
6e1d3c1c 2842 ram_size = default_ram_size;
33e3963e 2843 snapshot = 0;
9f227bc3 2844 cyls = heads = secs = 0;
2845 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2846
268a362c 2847 for (i = 0; i < MAX_NODES; i++) {
8c85901e 2848 numa_info[i].node_mem = 0;
1af878e0 2849 numa_info[i].present = false;
8c85901e 2850 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 2851 }
2852
268a362c 2853 nb_numa_nodes = 0;
1af878e0 2854 max_numa_nodeid = 0;
7c9d8e07 2855 nb_nics = 0;
3b46e624 2856
142c6b1a
PL		 2857 bdrv_init_with_whitelist();
2858
2c02d1ad 2859 autostart = 1;
41bd639b 2860
292444cb
AL		 2861 /* first pass of option parsing */
2862 optind = 1;
2863 while (optind < argc) {
2864 if (argv[optind][0] != '-') {
2865 /* disk image */
28e68d68 2866 optind++;
292444cb
AL		 2867 } else {
2868 const QEMUOption *popt;
2869
2870 popt = lookup_opt(argc, argv, &optarg, &optind);
2871 switch (popt->index) {
2872 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2873 defconfig = false;
292444cb 2874 break;
f29a5614
EH		 2875 case QEMU_OPTION_nouserconfig:
2876 userconfig = false;
2877 break;
292444cb
AL		 2878 }
2879 }
2880 }
2881
2882 if (defconfig) {
dcfb0939 2883 int ret;
f29a5614 2884 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2885 if (ret < 0) {
dcfb0939 2886 exit(1);
292444cb
AL		 2887 }
2888 }
2889
2890 /* second pass of option parsing */
cd6f1169 2891 optind = 1;
0824d6fc 2892 for(;;) {
cd6f1169 2893 if (optind >= argc)
0824d6fc 2894 break;
6530a97b 2895 if (argv[optind][0] != '-') {
9f227bc3 2896 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 2897 } else {
2898 const QEMUOption *popt;
2899
6530a97b 2900 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 2901 if (!(popt->arch_mask & arch_type)) {
2902 printf("Option %s not supported for this target\n", popt->name);
2903 exit(1);
2904 }
cd6f1169 2905 switch(popt->index) {
cc1daa40 2906 case QEMU_OPTION_M:
0056ae24 2907 machine_class = machine_parse(optarg);
cc1daa40 2908 break;
e43d594e
JK		 2909 case QEMU_OPTION_no_kvm_irqchip: {
2910 olist = qemu_find_opts("machine");
2911 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2912 break;
2913 }
94fc95cd
JM		 2914 case QEMU_OPTION_cpu:
2915 /* hw initialization will check this */
ecf40bea 2916 cpu_model = optarg;
94fc95cd 2917 break;
cd6f1169 2918 case QEMU_OPTION_hda:
9f227bc3 2919 {
2920 char buf[256];
2921 if (cyls == 0)
2922 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2923 else
2924 snprintf(buf, sizeof(buf),
2925 "%s,cyls=%d,heads=%d,secs=%d%s",
2926 HD_OPTS , cyls, heads, secs,
2927 translation == BIOS_ATA_TRANSLATION_LBA ?
2928 ",trans=lba" :
2929 translation == BIOS_ATA_TRANSLATION_NONE ?
2930 ",trans=none" : "");
2931 drive_add(IF_DEFAULT, 0, optarg, buf);
2932 break;
2933 }
cd6f1169 2934 case QEMU_OPTION_hdb:
cc1daa40
FB		 2935 case QEMU_OPTION_hdc:
2936 case QEMU_OPTION_hdd:
2292ddae
MA		 2937 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2938 HD_OPTS);
fc01f7e7 2939 break;
e4bcb14c 2940 case QEMU_OPTION_drive:
e2982c3a
MT		 2941 if (drive_def(optarg) == NULL) {
2942 exit(1);
2943 }
e4bcb14c 2944 break;
d058fe03
GH		 2945 case QEMU_OPTION_set:
2946 if (qemu_set_option(optarg) != 0)
2947 exit(1);
2948 break;
d0fef6fb
GH		 2949 case QEMU_OPTION_global:
2950 if (qemu_global_option(optarg) != 0)
2951 exit(1);
2952 break;
3e3d5815 2953 case QEMU_OPTION_mtdblock:
2292ddae 2954 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2955 break;
a1bb27b1 2956 case QEMU_OPTION_sd:
80f4d9fc 2957 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 2958 break;
86f55663 2959 case QEMU_OPTION_pflash:
2292ddae 2960 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2961 break;
cd6f1169 2962 case QEMU_OPTION_snapshot:
33e3963e
FB		 2963 snapshot = 1;
2964 break;
cd6f1169 2965 case QEMU_OPTION_hdachs:
330d0414 2966 {
330d0414
FB		 2967 const char *p;
2968 p = optarg;
2969 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 2970 if (cyls < 1 || cyls > 16383)
2971 goto chs_fail;
330d0414
FB		 2972 if (*p != ',')
2973 goto chs_fail;
2974 p++;
2975 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 2976 if (heads < 1 || heads > 16)
2977 goto chs_fail;
330d0414
FB		 2978 if (*p != ',')
2979 goto chs_fail;
2980 p++;
2981 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 2982 if (secs < 1 || secs > 63)
2983 goto chs_fail;
2984 if (*p == ',') {
2985 p++;
f31c41ff
PB		 2986 if (!strcmp(p, "large")) {
2987 translation = BIOS_ATA_TRANSLATION_LARGE;
2988 } else if (!strcmp(p, "rechs")) {
2989 translation = BIOS_ATA_TRANSLATION_RECHS;
2990 } else if (!strcmp(p, "none")) {
46d4767d 2991 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 2992 } else if (!strcmp(p, "lba")) {
46d4767d 2993 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 2994 } else if (!strcmp(p, "auto")) {
46d4767d 2995 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 2996 } else {
46d4767d 2997 goto chs_fail;
f31c41ff 2998 }
46d4767d 2999 } else if (*p != '\0') {
c4b1fcc0 3000 chs_fail:
46d4767d
FB		 3001 fprintf(stderr, "qemu: invalid physical CHS format\n");
3002 exit(1);
c4b1fcc0 3003 }
9f227bc3 3004 if (hda_opts != NULL) {
9dfd7c7a
GH		 3005 char num[16];
3006 snprintf(num, sizeof(num), "%d", cyls);
3007 qemu_opt_set(hda_opts, "cyls", num);
3008 snprintf(num, sizeof(num), "%d", heads);
3009 qemu_opt_set(hda_opts, "heads", num);
3010 snprintf(num, sizeof(num), "%d", secs);
3011 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3012 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3013 qemu_opt_set(hda_opts, "trans", "large");
3014 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3015 qemu_opt_set(hda_opts, "trans", "rechs");
3016 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3017 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3018 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3019 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3020 }
9dfd7c7a 3021 }
330d0414
FB		 3022 }
3023 break;
268a362c 3024 case QEMU_OPTION_numa:
0042109a
WG		 3025 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3026 if (!opts) {
3027 exit(1);
3028 }
268a362c 3029 break;
1472a95b
JS		 3030 case QEMU_OPTION_display:
3031 display_type = select_display(optarg);
3032 break;
cd6f1169 3033 case QEMU_OPTION_nographic:
993fbfdb 3034 display_type = DT_NOGRAPHIC;
a20dd508 3035 break;
4d3b6f6e 3036 case QEMU_OPTION_curses:
47b05369 3037#ifdef CONFIG_CURSES
993fbfdb 3038 display_type = DT_CURSES;
47b05369
JS		 3039#else
3040 fprintf(stderr, "Curses support is disabled\n");
3041 exit(1);
4d3b6f6e 3042#endif
47b05369 3043 break;
a171fe39 3044 case QEMU_OPTION_portrait:
9312805d
VK		 3045 graphic_rotate = 90;
3046 break;
3047 case QEMU_OPTION_rotate:
3048 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3049 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3050 graphic_rotate != 180 && graphic_rotate != 270) {
3051 fprintf(stderr,
3052 "qemu: only 90, 180, 270 deg rotation is available\n");
3053 exit(1);
3054 }
a171fe39 3055 break;
cd6f1169 3056 case QEMU_OPTION_kernel:
a0abe474
PM		 3057 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3058 break;
3059 case QEMU_OPTION_initrd:
3060 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3061 break;
cd6f1169 3062 case QEMU_OPTION_append:
a0abe474 3063 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3064 break;
412beee6
GL		 3065 case QEMU_OPTION_dtb:
3066 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3067 break;
cd6f1169 3068 case QEMU_OPTION_cdrom:
2292ddae 3069 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3070 break;
cd6f1169 3071 case QEMU_OPTION_boot:
8281abd5
MA		 3072 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3073 if (!opts) {
3074 exit(1);
36b486bb
FB		 3075 }
3076 break;
cd6f1169 3077 case QEMU_OPTION_fda:
cd6f1169 3078 case QEMU_OPTION_fdb:
2292ddae
MA		 3079 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3080 optarg, FD_OPTS);
c45886db 3081 break;
52ca8d6a
FB		 3082 case QEMU_OPTION_no_fd_bootchk:
3083 fd_bootchk = 0;
3084 break;
a1ea458f 3085 case QEMU_OPTION_netdev:
3329f07b 3086 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3087 exit(1);
3088 }
3089 break;
7c9d8e07 3090 case QEMU_OPTION_net:
3329f07b 3091 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3092 exit(1);
3093 }
702c651c 3094 break;
f9dadc98
RS		 3095#ifdef CONFIG_LIBISCSI
3096 case QEMU_OPTION_iscsi:
3097 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3098 if (!opts) {
3099 exit(1);
3100 }
3101 break;
3102#endif
c7f74643
FB		 3103#ifdef CONFIG_SLIRP
3104 case QEMU_OPTION_tftp:
ad196a9d 3105 legacy_tftp_prefix = optarg;
9bf05444 3106 break;
47d5d01a 3107 case QEMU_OPTION_bootp:
ad196a9d 3108 legacy_bootp_filename = optarg;
47d5d01a 3109 break;
9bf05444 3110 case QEMU_OPTION_redir:
0752706d
MA		 3111 if (net_slirp_redir(optarg) < 0)
3112 exit(1);
9bf05444 3113 break;
c7f74643 3114#endif
dc72ac14 3115 case QEMU_OPTION_bt:
bd3c948d 3116 add_device_config(DEV_BT, optarg);
dc72ac14 3117 break;
1d14ffa9
FB		 3118 case QEMU_OPTION_audio_help:
3119 AUD_help ();
3120 exit (0);
3121 break;
3122 case QEMU_OPTION_soundhw:
3123 select_soundhw (optarg);
3124 break;
cd6f1169 3125 case QEMU_OPTION_h:
15f82208 3126 help(0);
cd6f1169 3127 break;
9bd7e6d9
PB		 3128 case QEMU_OPTION_version:
3129 version();
3130 exit(0);
3131 break;
00f82b8a 3132 case QEMU_OPTION_m: {
ff961015 3133 uint64_t sz;
6e1d3c1c 3134 const char *mem_str;
c270fb9e 3135 const char *maxmem_str, *slots_str;
9f9b17a4 3136
6e1d3c1c
IM		 3137 opts = qemu_opts_parse(qemu_find_opts("memory"),
3138 optarg, 1);
3139 if (!opts) {
3140 exit(EXIT_FAILURE);
3141 }
3142
3143 mem_str = qemu_opt_get(opts, "size");
3144 if (!mem_str) {
3145 error_report("invalid -m option, missing 'size' option");
3146 exit(EXIT_FAILURE);
3147 }
3148 if (!*mem_str) {
3149 error_report("missing 'size' option value");
3150 exit(EXIT_FAILURE);
3151 }
3152
3153 sz = qemu_opt_get_size(opts, "size", ram_size);
3154
3155 /* Fix up legacy suffix-less format */
3156 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3157 uint64_t overflow_check = sz;
3158
3159 sz <<= 20;
3160 if ((sz >> 20) != overflow_check) {
3161 error_report("too large 'size' option value");
3162 exit(EXIT_FAILURE);
3163 }
3164 }
3165
3166 /* backward compatibility behaviour for case "-m 0" */
3167 if (sz == 0) {
3168 sz = default_ram_size;
cd6f1169 3169 }
6e1d3c1c
IM		 3170
3171 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3172 ram_size = sz;
3173 if (ram_size != sz) {
6e1d3c1c
IM		 3174 error_report("ram size too large");
3175 exit(EXIT_FAILURE);
00f82b8a 3176 }
5734d031 3177 maxram_size = ram_size;
c270fb9e
IM		 3178
3179 maxmem_str = qemu_opt_get(opts, "maxmem");
3180 slots_str = qemu_opt_get(opts, "slots");
3181 if (maxmem_str && slots_str) {
3182 uint64_t slots;
3183
3184 sz = qemu_opt_get_size(opts, "maxmem", 0);
3185 if (sz < ram_size) {
4d63322c
HZ		 3186 error_report("invalid -m option value: maxmem "
3187 "(0x%" PRIx64 ") <= initial memory (0x"
3188 RAM_ADDR_FMT ")", sz, ram_size);
c270fb9e
IM		 3189 exit(EXIT_FAILURE);
3190 }
3191
3192 slots = qemu_opt_get_number(opts, "slots", 0);
3193 if ((sz > ram_size) && !slots) {
4d63322c
HZ		 3194 error_report("invalid -m option value: maxmem "
3195 "(0x%" PRIx64 ") more than initial memory (0x"
705456c0 3196 RAM_ADDR_FMT ") but no hotplug slots where "
4d63322c 3197 "specified", sz, ram_size);
c270fb9e
IM		 3198 exit(EXIT_FAILURE);
3199 }
3200
3201 if ((sz <= ram_size) && slots) {
4d63322c 3202 error_report("invalid -m option value: %"
c270fb9e 3203 PRIu64 " hotplug slots where specified but "
4d63322c
HZ		 3204 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3205 RAM_ADDR_FMT ")", slots, sz, ram_size);
c270fb9e
IM		 3206 exit(EXIT_FAILURE);
3207 }
3208 maxram_size = sz;
3209 ram_slots = slots;
3210 } else if ((!maxmem_str && slots_str) ||
3211 (maxmem_str && !slots_str)) {
4d63322c
HZ		 3212 error_report("invalid -m option value: missing "
3213 "'%s' option", slots_str ? "maxmem" : "slots");
c270fb9e
IM		 3214 exit(EXIT_FAILURE);
3215 }
cd6f1169 3216 break;
00f82b8a 3217 }
d1a0cf73
SB		 3218#ifdef CONFIG_TPM
3219 case QEMU_OPTION_tpmdev:
3220 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3221 exit(1);
3222 }
3223 break;
3224#endif
c902760f
MT		 3225 case QEMU_OPTION_mempath:
3226 mem_path = optarg;
3227 break;
c902760f
MT		 3228 case QEMU_OPTION_mem_prealloc:
3229 mem_prealloc = 1;
3230 break;
cd6f1169 3231 case QEMU_OPTION_d:
c235d738
MF		 3232 log_mask = optarg;
3233 break;
3234 case QEMU_OPTION_D:
3235 log_file = optarg;
cd6f1169 3236 break;
cd6f1169 3237 case QEMU_OPTION_s:
ef0c4a0d 3238 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3239 break;
59030a8c 3240 case QEMU_OPTION_gdb:
ef0c4a0d 3241 add_device_config(DEV_GDB, optarg);
cd6f1169 3242 break;
cd6f1169 3243 case QEMU_OPTION_L:
4524051c
GH		 3244 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3245 data_dir[data_dir_idx++] = optarg;
3246 }
cd6f1169 3247 break;
1192dad8 3248 case QEMU_OPTION_bios:
1442d3e6 3249 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3250 break;
1b530a6d
AJ		 3251 case QEMU_OPTION_singlestep:
3252 singlestep = 1;
3253 break;
cd6f1169 3254 case QEMU_OPTION_S:
3c07f8e8 3255 autostart = 0;
cd6f1169 3256 break;
3d11d0eb
FB		 3257 case QEMU_OPTION_k:
3258 keyboard_layout = optarg;
3259 break;
ee22c2f7
FB		 3260 case QEMU_OPTION_localtime:
3261 rtc_utc = 0;
3262 break;
3893c124 3263 case QEMU_OPTION_vga:
a369da5f 3264 vga_model = optarg;
7f1b17f2 3265 default_vga = 0;
1bfe856e 3266 break;
e9b137c2
FB		 3267 case QEMU_OPTION_g:
3268 {
3269 const char *p;
3270 int w, h, depth;
3271 p = optarg;
3272 w = strtol(p, (char **)&p, 10);
3273 if (w <= 0) {
3274 graphic_error:
3275 fprintf(stderr, "qemu: invalid resolution or depth\n");
3276 exit(1);
3277 }
3278 if (*p != 'x')
3279 goto graphic_error;
3280 p++;
3281 h = strtol(p, (char **)&p, 10);
3282 if (h <= 0)
3283 goto graphic_error;
3284 if (*p == 'x') {
3285 p++;
3286 depth = strtol(p, (char **)&p, 10);
5fafdf24 3287 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3288 depth != 24 && depth != 32)
3289 goto graphic_error;
3290 } else if (*p == '\0') {
3291 depth = graphic_depth;
3292 } else {
3293 goto graphic_error;
3294 }
3b46e624 3295
e9b137c2
FB		 3296 graphic_width = w;
3297 graphic_height = h;
3298 graphic_depth = depth;
3299 }
3300 break;
20d8a3ed
TS		 3301 case QEMU_OPTION_echr:
3302 {
3303 char *r;
3304 term_escape_char = strtol(optarg, &r, 0);
3305 if (r == optarg)
3306 printf("Bad argument to echr\n");
3307 break;
3308 }
82c643ff 3309 case QEMU_OPTION_monitor:
6ca5582d 3310 default_monitor = 0;
70e098af
LC		 3311 if (strncmp(optarg, "none", 4)) {
3312 monitor_parse(optarg, "readline");
3313 }
6ca5582d
GH		 3314 break;
3315 case QEMU_OPTION_qmp:
3316 monitor_parse(optarg, "control");
2d114dc1 3317 default_monitor = 0;
82c643ff 3318 break;
22a0e04b 3319 case QEMU_OPTION_mon:
3329f07b 3320 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3321 if (!opts) {
22a0e04b
GH		 3322 exit(1);
3323 }
2d114dc1 3324 default_monitor = 0;
22a0e04b 3325 break;
191bc01b 3326 case QEMU_OPTION_chardev:
3329f07b 3327 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3328 if (!opts) {
191bc01b
GH		 3329 exit(1);
3330 }
191bc01b 3331 break;
74db920c 3332 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3333 olist = qemu_find_opts("fsdev");
3334 if (!olist) {
3335 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3336 exit(1);
3337 }
3338 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3339 if (!opts) {
74db920c
GS		 3340 exit(1);
3341 }
3342 break;
3d54abc7 3343 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3344 QemuOpts *fsdev;
3345 QemuOpts *device;
84a87cc4 3346 const char *writeout, *sock_fd, *socket;
3d54abc7 3347
03b0ba70
GH		 3348 olist = qemu_find_opts("virtfs");
3349 if (!olist) {
3350 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3351 exit(1);
3352 }
3353 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3354 if (!opts) {
3d54abc7
GS		 3355 exit(1);
3356 }
3357
fbcbf101 3358 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3359 qemu_opt_get(opts, "mount_tag") == NULL) {
3360 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3361 exit(1);
3362 }
e14ea479 3363 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3364 qemu_opt_get(opts, "mount_tag"),
3365 1, NULL);
e14ea479
SH		 3366 if (!fsdev) {
3367 fprintf(stderr, "duplicate fsdev id: %s\n",
3368 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3369 exit(1);
3370 }
d3ab98e6
AK		 3371
3372 writeout = qemu_opt_get(opts, "writeout");
3373 if (writeout) {
3374#ifdef CONFIG_SYNC_FILE_RANGE
3375 qemu_opt_set(fsdev, "writeout", writeout);
3376#else
3377 fprintf(stderr, "writeout=immediate not supported on "
3378 "this platform\n");
3379 exit(1);
3380#endif
3381 }
fbcbf101 3382 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3383 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3384 qemu_opt_set(fsdev, "security_model",
3385 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3386 socket = qemu_opt_get(opts, "socket");
3387 if (socket) {
3388 qemu_opt_set(fsdev, "socket", socket);
3389 }
4c793dda
MK		 3390 sock_fd = qemu_opt_get(opts, "sock_fd");
3391 if (sock_fd) {
3392 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3393 }
e14ea479 3394
2c74c2cb
MK		 3395 qemu_opt_set_bool(fsdev, "readonly",
3396 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3397 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3398 &error_abort);
e14ea479
SH		 3399 qemu_opt_set(device, "driver", "virtio-9p-pci");
3400 qemu_opt_set(device, "fsdev",
3401 qemu_opt_get(opts, "mount_tag"));
3402 qemu_opt_set(device, "mount_tag",
3403 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3404 break;
3405 }
9db221ae
AK		 3406 case QEMU_OPTION_virtfs_synth: {
3407 QemuOpts *fsdev;
3408 QemuOpts *device;
3409
8be7e7e4
LC		 3410 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3411 1, NULL);
9db221ae
AK		 3412 if (!fsdev) {
3413 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3414 exit(1);
3415 }
3416 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3417
87ea75d5
PC		 3418 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3419 &error_abort);
9db221ae
AK		 3420 qemu_opt_set(device, "driver", "virtio-9p-pci");
3421 qemu_opt_set(device, "fsdev", "v_synth");
3422 qemu_opt_set(device, "mount_tag", "v_synth");
3423 break;
3424 }
82c643ff 3425 case QEMU_OPTION_serial:
998bbd74
GH		 3426 add_device_config(DEV_SERIAL, optarg);
3427 default_serial = 0;
18141ed6
JK		 3428 if (strncmp(optarg, "mon:", 4) == 0) {
3429 default_monitor = 0;
3430 }
82c643ff 3431 break;
9dd986cc 3432 case QEMU_OPTION_watchdog:
09aaa160
MA		 3433 if (watchdog) {
3434 fprintf(stderr,
3435 "qemu: only one watchdog option may be given\n");
3436 return 1;
3437 }
3438 watchdog = optarg;
9dd986cc
RJ		 3439 break;
3440 case QEMU_OPTION_watchdog_action:
3441 if (select_watchdog_action(optarg) == -1) {
3442 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3443 exit(1);
3444 }
3445 break;
51ecf136 3446 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3447 add_device_config(DEV_VIRTCON, optarg);
3448 default_virtcon = 0;
18141ed6
JK		 3449 if (strncmp(optarg, "mon:", 4) == 0) {
3450 default_monitor = 0;
3451 }
51ecf136 3452 break;
6508fe59 3453 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3454 add_device_config(DEV_PARALLEL, optarg);
3455 default_parallel = 0;
18141ed6
JK		 3456 if (strncmp(optarg, "mon:", 4) == 0) {
3457 default_monitor = 0;
3458 }
6508fe59 3459 break;
c9f398e5
PA		 3460 case QEMU_OPTION_debugcon:
3461 add_device_config(DEV_DEBUGCON, optarg);
3462 break;
d63d307f
FB		 3463 case QEMU_OPTION_loadvm:
3464 loadvm = optarg;
3465 break;
3466 case QEMU_OPTION_full_screen:
3467 full_screen = 1;
3468 break;
43523e93
TS		 3469 case QEMU_OPTION_no_frame:
3470 no_frame = 1;
3471 break;
3780e197
TS		 3472 case QEMU_OPTION_alt_grab:
3473 alt_grab = 1;
3474 break;
0ca9f8a4
DK		 3475 case QEMU_OPTION_ctrl_grab:
3476 ctrl_grab = 1;
3477 break;
667accab
TS		 3478 case QEMU_OPTION_no_quit:
3479 no_quit = 1;
3480 break;
7d957bd8 3481 case QEMU_OPTION_sdl:
24f6ff86 3482#ifdef CONFIG_SDL
993fbfdb 3483 display_type = DT_SDL;
7d957bd8 3484 break;
58fc096c 3485#else
58fc096c
JS		 3486 fprintf(stderr, "SDL support is disabled\n");
3487 exit(1);
667accab 3488#endif
f7cce898 3489 case QEMU_OPTION_pidfile:
93815bc2 3490 pid_file = optarg;
f7cce898 3491 break;
a09db21f
FB		 3492 case QEMU_OPTION_win2k_hack:
3493 win2k_install_hack = 1;
3494 break;
433acf0d
JK		 3495 case QEMU_OPTION_rtc_td_hack: {
3496 static GlobalProperty slew_lost_ticks[] = {
3497 {
3498 .driver = "mc146818rtc",
3499 .property = "lost_tick_policy",
3500 .value = "slew",
3501 },
3502 { /* end of list */ }
3503 };
3504
3505 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3506 break;
433acf0d 3507 }
8a92ea2f 3508 case QEMU_OPTION_acpitable:
0c764a9d 3509 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3510 if (!opts) {
3511 exit(1);
3512 }
0c764a9d 3513 do_acpitable_option(opts);
8a92ea2f 3514 break;
b6f6e3d3 3515 case QEMU_OPTION_smbios:
4f953d2f 3516 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3517 if (!opts) {
3518 exit(1);
3519 }
4f953d2f 3520 do_smbios_option(opts);
b6f6e3d3 3521 break;
7ba1e619 3522 case QEMU_OPTION_enable_kvm:
303d4e86 3523 olist = qemu_find_opts("machine");
303d4e86
AP		 3524 qemu_opts_parse(olist, "accel=kvm", 0);
3525 break;
3526 case QEMU_OPTION_machine:
3527 olist = qemu_find_opts("machine");
9052ea6b 3528 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3529 if (!opts) {
303d4e86
AP		 3530 exit(1);
3531 }
2645c6dc
JK		 3532 optarg = qemu_opt_get(opts, "type");
3533 if (optarg) {
0056ae24 3534 machine_class = machine_parse(optarg);
2645c6dc 3535 }
7ba1e619 3536 break;
a0dac021
JK		 3537 case QEMU_OPTION_no_kvm:
3538 olist = qemu_find_opts("machine");
3539 qemu_opts_parse(olist, "accel=tcg", 0);
3540 break;
4086bde8
JK		 3541 case QEMU_OPTION_no_kvm_pit: {
3542 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3543 "separately.\n");
3544 break;
3545 }
c21fb4f8
JK		 3546 case QEMU_OPTION_no_kvm_pit_reinjection: {
3547 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3548 {
3549 .driver = "kvm-pit",
3550 .property = "lost_tick_policy",
3551 .value = "discard",
3552 },
3553 { /* end of list */ }
3554 };
3555
3556 fprintf(stderr, "Warning: option deprecated, use "
3557 "lost_tick_policy property of kvm-pit instead.\n");
3558 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3559 break;
3560 }
bb36d470 3561 case QEMU_OPTION_usb:
fa5358c6
PM		 3562 olist = qemu_find_opts("machine");
3563 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3564 break;
a594cfbf 3565 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3566 olist = qemu_find_opts("machine");
3567 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3568 add_device_config(DEV_USB, optarg);
3569 break;
3570 case QEMU_OPTION_device:
3329f07b 3571 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3572 exit(1);
3573 }
a594cfbf 3574 break;
6a00d601 3575 case QEMU_OPTION_smp:
12b7f57e 3576 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3577 exit(1);
3578 }
6a00d601 3579 break;
24236869 3580 case QEMU_OPTION_vnc:
821601ea 3581#ifdef CONFIG_VNC
6b62dc2d 3582 display_remote++;
821601ea
JS		 3583 vnc_display = optarg;
3584#else
3585 fprintf(stderr, "VNC support is disabled\n");
3586 exit(1);
3587#endif
3588 break;
6515b203
FB		 3589 case QEMU_OPTION_no_acpi:
3590 acpi_enabled = 0;
3591 break;
16b29ae1
AL		 3592 case QEMU_OPTION_no_hpet:
3593 no_hpet = 1;
3594 break;
7d4c3d53
MA		 3595 case QEMU_OPTION_balloon:
3596 if (balloon_parse(optarg) < 0) {
3597 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3598 exit(1);
3599 }
df97b920 3600 break;
d1beab82
FB		 3601 case QEMU_OPTION_no_reboot:
3602 no_reboot = 1;
3603 break;
b2f76161
AJ		 3604 case QEMU_OPTION_no_shutdown:
3605 no_shutdown = 1;
3606 break;
9467cd46
AZ		 3607 case QEMU_OPTION_show_cursor:
3608 cursor_hide = 0;
3609 break;
8fcb1b90
BS		 3610 case QEMU_OPTION_uuid:
3611 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3612 fprintf(stderr, "Fail to parse UUID string."
3613 " Wrong format.\n");
3614 exit(1);
3615 }
fc3b3295 3616 qemu_uuid_set = true;
8fcb1b90 3617 break;
9ae02555
TS		 3618 case QEMU_OPTION_option_rom:
3619 if (nb_option_roms >= MAX_OPTION_ROMS) {
3620 fprintf(stderr, "Too many option ROMs\n");
3621 exit(1);
3622 }
2e55e842 3623 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3624 if (!opts) {
3625 exit(1);
3626 }
2e55e842
GN		 3627 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3628 option_rom[nb_option_roms].bootindex =
3629 qemu_opt_get_number(opts, "bootindex", -1);
3630 if (!option_rom[nb_option_roms].name) {
3631 fprintf(stderr, "Option ROM file is not specified\n");
3632 exit(1);
3633 }
9ae02555
TS		 3634 nb_option_roms++;
3635 break;
8e71621f
PB		 3636 case QEMU_OPTION_semihosting:
3637 semihosting_enabled = 1;
a38bb079
LI		 3638 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3639 break;
3640 case QEMU_OPTION_semihosting_config:
3641 semihosting_enabled = 1;
3642 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3643 optarg, 0);
3644 if (opts != NULL) {
3645 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3646 true);
3647 const char *target = qemu_opt_get(opts, "target");
3648 if (target != NULL) {
3649 if (strcmp("native", target) == 0) {
3650 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3651 } else if (strcmp("gdb", target) == 0) {
3652 semihosting_target = SEMIHOSTING_TARGET_GDB;
3653 } else if (strcmp("auto", target) == 0) {
3654 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3655 } else {
3656 fprintf(stderr, "Unsupported semihosting-config"
3657 " %s\n",
3658 optarg);
3659 exit(1);
3660 }
3661 } else {
3662 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3663 }
3664 } else {
3665 fprintf(stderr, "Unsupported semihosting-config %s\n",
3666 optarg);
3667 exit(1);
3668 }
8e71621f 3669 break;
88eed34a
JK		 3670 case QEMU_OPTION_tdf:
3671 fprintf(stderr, "Warning: user space PIT time drift fix "
3672 "is no longer supported.\n");
3673 break;
c35734b2 3674 case QEMU_OPTION_name:
5d12f961
DDAG		 3675 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3676 if (!opts) {
3677 exit(1);
3678 }
c35734b2 3679 break;
66508601
BS		 3680 case QEMU_OPTION_prom_env:
3681 if (nb_prom_envs >= MAX_PROM_ENVS) {
3682 fprintf(stderr, "Too many prom variables\n");
3683 exit(1);
3684 }
3685 prom_envs[nb_prom_envs] = optarg;
3686 nb_prom_envs++;
3687 break;
2b8f2d41
AZ		 3688 case QEMU_OPTION_old_param:
3689 old_param = 1;
05ebd537 3690 break;
f3dcfada 3691 case QEMU_OPTION_clock:
6d327171
AB		 3692 /* Clock options no longer exist. Keep this option for
3693 * backward compatibility.
3694 */
f3dcfada 3695 break;
7e0af5d0 3696 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3697 configure_rtc_date_offset(optarg, 1);
3698 break;
3699 case QEMU_OPTION_rtc:
3329f07b 3700 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3701 if (!opts) {
1ed2fc1f 3702 exit(1);
7e0af5d0 3703 }
1ed2fc1f 3704 configure_rtc(opts);
7e0af5d0 3705 break;
26a5f13b 3706 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3707 tcg_tb_size = strtol(optarg, NULL, 0);
3708 if (tcg_tb_size < 0) {
3709 tcg_tb_size = 0;
3710 }
26a5f13b 3711 break;
2e70f6ef 3712 case QEMU_OPTION_icount:
1ad9580b
ST		 3713 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3714 optarg, 1);
3715 if (!icount_opts) {
3716 exit(1);
3717 }
2e70f6ef 3718 break;
5bb7910a
AL		 3719 case QEMU_OPTION_incoming:
3720 incoming = optarg;
81323a6c 3721 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3722 break;
d8c208dd 3723 case QEMU_OPTION_nodefaults:
d44229c5 3724 has_defaults = 0;
d8c208dd 3725 break;
e37630ca 3726 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3727 if (!(xen_available())) {
3728 printf("Option %s not supported for this target\n", popt->name);
3729 exit(1);
3730 }
e37630ca
AL		 3731 xen_domid = atoi(optarg);
3732 break;
3733 case QEMU_OPTION_xen_create:
ad96090a
BS		 3734 if (!(xen_available())) {
3735 printf("Option %s not supported for this target\n", popt->name);
3736 exit(1);
3737 }
e37630ca
AL		 3738 xen_mode = XEN_CREATE;
3739 break;
3740 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3741 if (!(xen_available())) {
3742 printf("Option %s not supported for this target\n", popt->name);
3743 exit(1);
3744 }
e37630ca
AL		 3745 xen_mode = XEN_ATTACH;
3746 break;
ab6540d5 3747 case QEMU_OPTION_trace:
e4858974 3748 {
ab6540d5 3749 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3750 if (!opts) {
3751 exit(1);
ab6540d5 3752 }
23d15e86 3753 trace_events = qemu_opt_get(opts, "events");
e4858974 3754 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3755 break;
e4858974 3756 }
715a664a
GH		 3757 case QEMU_OPTION_readconfig:
3758 {
dcfb0939
KW		 3759 int ret = qemu_read_config_file(optarg);
3760 if (ret < 0) {
3761 fprintf(stderr, "read config %s: %s\n", optarg,
3762 strerror(-ret));
715a664a
GH		 3763 exit(1);
3764 }
715a664a
GH		 3765 break;
3766 }
29b0040b
GH		 3767 case QEMU_OPTION_spice:
3768 olist = qemu_find_opts("spice");
3769 if (!olist) {
3770 fprintf(stderr, "spice is not supported by this qemu build.\n");
3771 exit(1);
3772 }
3773 opts = qemu_opts_parse(olist, optarg, 0);
3774 if (!opts) {
29b0040b
GH		 3775 exit(1);
3776 }
f963e4d0 3777 display_remote++;
29b0040b 3778 break;
715a664a
GH		 3779 case QEMU_OPTION_writeconfig:
3780 {
3781 FILE *fp;
3782 if (strcmp(optarg, "-") == 0) {
3783 fp = stdout;
3784 } else {
3785 fp = fopen(optarg, "w");
3786 if (fp == NULL) {
3787 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3788 exit(1);
3789 }
3790 }
3791 qemu_config_write(fp);
7fb8b5d9
CG		 3792 if (fp != stdout) {
3793 fclose(fp);
3794 }
715a664a
GH		 3795 break;
3796 }
c7f0f3b1
AL		 3797 case QEMU_OPTION_qtest:
3798 qtest_chrdev = optarg;
3799 break;
3800 case QEMU_OPTION_qtest_log:
3801 qtest_log = optarg;
3802 break;
7d76ad4f
EO		 3803 case QEMU_OPTION_sandbox:
3804 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3805 if (!opts) {
49295ebc 3806 exit(1);
7d76ad4f
EO		 3807 }
3808 break;
587ed6be
CB		 3809 case QEMU_OPTION_add_fd:
3810#ifndef _WIN32
3811 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3812 if (!opts) {
49295ebc 3813 exit(1);
587ed6be
CB		 3814 }
3815#else
3816 error_report("File descriptor passing is disabled on this "
3817 "platform");
3818 exit(1);
3819#endif
3820 break;
68d98d3e
AL		 3821 case QEMU_OPTION_object:
3822 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3823 if (!opts) {
3824 exit(1);
3825 }
68d98d3e 3826 break;
888a6bc6
SM		 3827 case QEMU_OPTION_realtime:
3828 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3829 if (!opts) {
3830 exit(1);
3831 }
28d16f38 3832 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
888a6bc6 3833 break;
5e2ac519
SA		 3834 case QEMU_OPTION_msg:
3835 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3836 if (!opts) {
3837 exit(1);
3838 }
3839 configure_msg(opts);
3840 break;
abfd9ce3 3841 case QEMU_OPTION_dump_vmstate:
522abf69
GA		 3842 if (vmstate_dump_file) {
3843 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3844 "option may be given\n");
3845 exit(1);
3846 }
abfd9ce3
AS		 3847 vmstate_dump_file = fopen(optarg, "w");
3848 if (vmstate_dump_file == NULL) {
3849 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3850 exit(1);
3851 }
3852 break;
59a5264b
JS		 3853 default:
3854 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3855 }
0824d6fc
FB		 3856 }
3857 }
0f0bc3f1 3858 loc_set_none();
c235d738 3859
2d9c2725
IM		 3860 os_daemonize();
3861
2f78e491
CN		 3862 if (qemu_init_main_loop(&main_loop_err)) {
3863 error_report("%s", error_get_pretty(main_loop_err));
1c53786f
PB		 3864 exit(1);
3865 }
3866
7d76ad4f
EO		 3867 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3868 exit(1);
3869 }
3870
5b9d313e
DDAG		 3871 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3872 exit(1);
3873 }
3874
587ed6be
CB		 3875#ifndef _WIN32
3876 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3877 exit(1);
3878 }
3879
3880 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3881 exit(1);
3882 }
3883#endif
3884
0056ae24 3885 if (machine_class == NULL) {
a7a5544a
PM		 3886 fprintf(stderr, "No machine specified, and there is no default.\n"
3887 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 3888 exit(1);
3889 }
3890
0056ae24
MA		 3891 current_machine = MACHINE(object_new(object_class_get_name(
3892 OBJECT_CLASS(machine_class))));
3893 object_property_add_child(object_get_root(), "machine",
3894 OBJECT(current_machine), &error_abort);
b5c2c3d0 3895 cpu_exec_init_all();
0056ae24 3896
958db90c
MA		 3897 if (machine_class->hw_version) {
3898 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 3899 }
3900
ecf40bea
EH		 3901 /* Init CPU def lists, based on config
3902 * - Must be called after all the qemu_read_config_file() calls
3903 * - Must be called before list_cpus()
3904 * - Must be called before machine->init()
3905 */
3906 cpudef_init();
3907
c8057f95 3908 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3909 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 3910 exit(0);
3911 }
3912
c235d738
MF		 3913 /* Open the logfile at this point, if necessary. We can't open the logfile
3914 * when encountering either of the logging options (-d or -D) because the
3915 * other one may be encountered later on the command line, changing the
3916 * location or level of logging.
3917 */
3918 if (log_mask) {
b946bffa 3919 int mask;
c235d738 3920 if (log_file) {
9a7e5424 3921 qemu_set_log_filename(log_file);
c235d738 3922 }
b946bffa
PM		 3923
3924 mask = qemu_str_to_log_mask(log_mask);
3925 if (!mask) {
3926 qemu_print_log_usage(stdout);
3927 exit(1);
3928 }
3929 qemu_set_log(mask);
c235d738 3930 }
330d0414 3931
8a745f2a 3932 if (!is_daemonized()) {
5b808275 3933 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 3934 exit(1);
3935 }
31d3c9b8 3936 }
0b5538c3 3937
5cea8590
PB		 3938 /* If no data_dir is specified then try to find it relative to the
3939 executable path. */
4524051c 3940 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 3941 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 3942 if (data_dir[data_dir_idx] != NULL) {
3943 data_dir_idx++;
3944 }
5cea8590 3945 }
60474fb5 3946 /* If all else fails use the install path specified when building. */
4524051c
GH		 3947 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3948 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 3949 }
3950
12b7f57e 3951 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 3952
958db90c
MA		 3953 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
3954 if (smp_cpus > machine_class->max_cpus) {
b2097003 3955 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 3956 "supported by machine `%s' (%d)\n", smp_cpus,
3957 machine_class->name, machine_class->max_cpus);
b2097003
AL		 3958 exit(1);
3959 }
3960
67b724e6
AP		 3961 /*
3962 * Get the default machine options from the machine if it is not already
3963 * specified either by the configuration file or by the command line.
3964 */
958db90c 3965 if (machine_class->default_machine_opts) {
25de5935 3966 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 3967 machine_class->default_machine_opts, 0);
67b724e6
AP		 3968 }
3969
3329f07b
GH		 3970 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3971 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3972
d44229c5
MW		 3973 if (!vga_model && !default_vga) {
3974 vga_interface_type = VGA_DEVICE;
3975 }
958db90c 3976 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 3977 default_serial = 0;
3978 }
958db90c 3979 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 3980 default_parallel = 0;
3981 }
958db90c 3982 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 3983 default_virtcon = 0;
3984 }
958db90c 3985 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 3986 default_sclp = 0;
3987 }
958db90c 3988 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 3989 default_floppy = 0;
3990 }
958db90c 3991 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 3992 default_cdrom = 0;
3993 }
958db90c 3994 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 3995 default_sdcard = 0;
3996 }
d44229c5
MW		 3997 if (!has_defaults) {
3998 default_monitor = 0;
3999 default_net = 0;
4000 default_vga = 0;
4001 }
986c5f78 4002
ab51b1d5
MT		 4003 if (is_daemonized()) {
4004 /* According to documentation and historically, -nographic redirects
4005 * serial port, parallel port and monitor to stdio, which does not work
4006 * with -daemonize. We can redirect these to null instead, but since
4007 * -nographic is legacy, let's just error out.
4008 * We disallow -nographic only if all other ports are not redirected
4009 * explicitly, to not break existing legacy setups which uses
4010 * -nographic _and_ redirects all ports explicitly - this is valid
4011 * usage, -nographic is just a no-op in this case.
4012 */
4013 if (display_type == DT_NOGRAPHIC
4014 && (default_parallel || default_serial
4015 || default_monitor || default_virtcon)) {
4016 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4017 exit(1);
4018 }
4019#ifdef CONFIG_CURSES
4020 if (display_type == DT_CURSES) {
4021 fprintf(stderr, "curses display can not be used with -daemonize\n");
4022 exit(1);
4023 }
4024#endif
4025 }
4026
993fbfdb 4027 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4028 if (default_parallel)
4029 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4030 if (default_serial && default_monitor) {
4031 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4032 } else if (default_virtcon && default_monitor) {
4033 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4034 } else if (default_sclp && default_monitor) {
4035 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4036 } else {
4037 if (default_serial)
4038 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4039 if (default_virtcon)
4040 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4041 if (default_sclp) {
4042 add_device_config(DEV_SCLP, "stdio");
4043 }
e1c09175 4044 if (default_monitor)
6ca5582d 4045 monitor_parse("stdio", "readline");
e1c09175 4046 }
998bbd74
GH		 4047 } else {
4048 if (default_serial)
4049 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4050 if (default_parallel)
4051 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4052 if (default_monitor)
6ca5582d 4053 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4054 if (default_virtcon)
4055 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4056 if (default_sclp) {
4057 add_device_config(DEV_SCLP, "vc:80Cx24C");
4058 }
bc0129d9
AL		 4059 }
4060
15546425
AL		 4061 if (display_type == DT_DEFAULT && !display_remote) {
4062#if defined(CONFIG_GTK)
4063 display_type = DT_GTK;
4064#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4065 display_type = DT_SDL;
4066#elif defined(CONFIG_VNC)
4067 vnc_display = "localhost:0,to=99";
4068 show_vnc_port = 1;
4069#else
4070 display_type = DT_NONE;
4071#endif
4072 }
4073
047d4e15
PW		 4074 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4075 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4076 "for SDL, ignoring option\n");
4077 }
4078 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4079 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4080 "ignoring option\n");
4081 }
4082
15546425
AL		 4083#if defined(CONFIG_GTK)
4084 if (display_type == DT_GTK) {
4085 early_gtk_display_init();
4086 }
4087#endif
4088
a5829fd9
T		 4089 socket_init();
4090
3329f07b 4091 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4092 exit(1);
758e8e38 4093#ifdef CONFIG_VIRTFS
3329f07b 4094 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4095 exit(1);
4096 }
4097#endif
1a688d3b 4098
aa26bb2d 4099 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
fee78fd6 4100 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
93815bc2
TS		 4101 exit(1);
4102 }
4103
6e1d3c1c
IM		 4104 /* store value for the future use */
4105 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4106
3d1d9652
BR		 4107 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4108 != 0) {
4109 exit(0);
4110 }
4111
7b71758d
PB		 4112 if (qemu_opts_foreach(qemu_find_opts("object"),
4113 object_create, NULL, 0) != 0) {
4114 exit(1);
4115 }
4116
6b1b1440 4117 machine_opts = qemu_get_machine_opts();
d2659e27 4118 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4119 1) < 0) {
4120 object_unref(OBJECT(current_machine));
4121 exit(1);
4122 }
4123
f6a1ef64 4124 configure_accelerator(current_machine);
214910a7 4125
d4fce24f 4126 if (qtest_chrdev) {
23802b4f
FZ		 4127 Error *local_err = NULL;
4128 qtest_init(qtest_chrdev, qtest_log, &local_err);
4129 if (local_err) {
4130 error_report("%s", error_get_pretty(local_err));
4131 error_free(local_err);
4132 exit(1);
4133 }
a907cf59
EI		 4134 }
4135
2ff3de68
MA		 4136 machine_opts = qemu_get_machine_opts();
4137 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4138 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4139 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4140 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4141
958db90c 4142 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4143 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4144 if (opts) {
4145 char *normal_boot_order;
4146 const char *order, *once;
4147
4148 order = qemu_opt_get(opts, "order");
4149 if (order) {
4150 validate_bootdevices(order);
4151 boot_order = order;
4152 }
4153
4154 once = qemu_opt_get(opts, "once");
4155 if (once) {
4156 validate_bootdevices(once);
4157 normal_boot_order = g_strdup(boot_order);
4158 boot_order = once;
083b79c9 4159 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4160 }
4161
4162 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4163 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4164 }
4165
a0abe474
PM		 4166 if (!kernel_cmdline) {
4167 kernel_cmdline = "";
6b1b1440 4168 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4169 }
4170
a20dd508 4171 linux_boot = (kernel_filename != NULL);
6c41b272 4172
f8d39c01
TS		 4173 if (!linux_boot && *kernel_cmdline != '\0') {
4174 fprintf(stderr, "-append only allowed with -kernel option\n");
4175 exit(1);
4176 }
4177
4178 if (!linux_boot && initrd_filename != NULL) {
4179 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4180 exit(1);
4181 }
4182
2ff3de68 4183 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4184 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4185 exit(1);
4186 }
4187
9156d763 4188 os_set_line_buffering();
3b46e624 4189
49cf5728
PB		 4190 qemu_init_cpu_loop();
4191 qemu_mutex_lock_iothread();
4192
ad1be899
AL		 4193#ifdef CONFIG_SPICE
4194 /* spice needs the timers to be initialized by this point */
4195 qemu_spice_init();
4196#endif
4197
4603ea01 4198 cpu_ticks_init();
1ad9580b
ST		 4199 if (icount_opts) {
4200 if (kvm_enabled() || xen_enabled()) {
4201 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4202 exit(1);
4203 }
4204 configure_icount(icount_opts, &error_abort);
4205 qemu_opts_del(icount_opts);
0abe905d 4206 }
634fce96 4207
f30dbae6
AK		 4208 /* clean up network at qemu process termination */
4209 atexit(&net_cleanup);
4210
dc1c9fe8
MM		 4211 if (net_init_clients() < 0) {
4212 exit(1);
702c651c 4213 }
f1510b2c 4214
d1a0cf73
SB		 4215#ifdef CONFIG_TPM
4216 if (tpm_init() < 0) {
4217 exit(1);
4218 }
4219#endif
4220
dc72ac14 4221 /* init the bluetooth world */
bd3c948d
GH		 4222 if (foreach_device_config(DEV_BT, bt_parse))
4223 exit(1);
dc72ac14 4224
834e76ea
AP		 4225 if (!xen_enabled()) {
4226 /* On 32-bit hosts, QEMU is limited by virtual address space */
4227 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4228 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4229 exit(1);
4230 }
4231 }
9ae02555 4232
c163b5ca 4233 blk_mig_init();
0d6ab3ab 4234 ram_mig_init();
c163b5ca 4235
16026518
JS		 4236 /* If the currently selected machine wishes to override the units-per-bus
4237 * property of its default HBA interface type, do so now. */
4238 if (machine_class->units_per_default_bus) {
4239 override_max_devs(machine_class->block_default_type,
4240 machine_class->units_per_default_bus);
4241 }
4242
e4bcb14c 4243 /* open the virtual block devices */
9dfd7c7a 4244 if (snapshot)
3329f07b 4245 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4246 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4247 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4248 exit(1);
2d0d2837 4249 }
3e3d5815 4250
958db90c 4251 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4252 CDROM_OPTS);
4253 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4254 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4255
0042109a
WG		 4256 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4257 NULL, 1) != 0) {
4258 exit(1);
4259 }
4260
96d0e26c 4261 set_numa_nodes();
268a362c 4262
3329f07b 4263 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4264 exit(1);
4265 }
4266
998bbd74
GH		 4267 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4268 exit(1);
6a5e8b0e
GH		 4269 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4270 exit(1);
aee1b935
GH		 4271 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4272 exit(1);
3ef669e1
AG		 4273 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4274 exit(1);
4275 }
c9f398e5
PA		 4276 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4277 exit(1);
2796dae0 4278
7f1b17f2 4279 /* If no default VGA is requested, the default is "none". */
3605ded5 4280 if (default_vga) {
6f00494a
GH		 4281 if (machine_class->default_display) {
4282 vga_model = machine_class->default_display;
4283 } else if (cirrus_vga_available()) {
3605ded5
AJ		 4284 vga_model = "cirrus";
4285 } else if (vga_available()) {
4286 vga_model = "std";
4287 }
a369da5f 4288 }
d44229c5
MW		 4289 if (vga_model) {
4290 select_vgahw(vga_model);
4291 }
a369da5f 4292
09aaa160
MA		 4293 if (watchdog) {
4294 i = select_watchdog(watchdog);
4295 if (i > 0)
4296 exit (i == 1 ? 1 : 0);
4297 }
4298
958db90c
MA		 4299 if (machine_class->compat_props) {
4300 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4301 }
d0fef6fb
GH		 4302 qemu_add_globals();
4303
1de81d28
AL		 4304 qdev_machine_init();
4305
3ef96221 4306 current_machine->ram_size = ram_size;
c270fb9e
IM		 4307 current_machine->maxram_size = maxram_size;
4308 current_machine->ram_slots = ram_slots;
3ef96221 4309 current_machine->boot_order = boot_order;
3ef96221
MA		 4310 current_machine->cpu_model = cpu_model;
4311
4312 machine_class->init(current_machine);
3023f332 4313
28d16f38
HZ		 4314 realtime_init();
4315
b3e6d591
PB		 4316 audio_init();
4317
ea375f9a 4318 cpu_synchronize_all_post_init();
268a362c 4319
87d0a28e 4320 set_numa_modes();
268a362c 4321
3023f332 4322 /* init USB devices */
094b287f 4323 if (usb_enabled(false)) {
0752706d
MA		 4324 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4325 exit(1);
3023f332
AL		 4326 }
4327
bd3c948d 4328 /* init generic devices */
3329f07b 4329 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4330 exit(1);
4331
a66c9dc7
JS		 4332 /* Did we create any drives that we failed to create a device for? */
4333 drive_check_orphaned();
4334
668680f7
MA		 4335 net_check_clients();
4336
64840c66 4337 ds = init_displaystate();
993fbfdb 4338
6b62dc2d 4339 /* init local displays */
993fbfdb
AL		 4340 switch (display_type) {
4341 case DT_NOGRAPHIC:
8111d028 4342 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4343 break;
4d3b6f6e 4344#if defined(CONFIG_CURSES)
993fbfdb 4345 case DT_CURSES:
ab51b1d5 4346 curses_display_init(ds, full_screen);
993fbfdb 4347 break;
4d3b6f6e 4348#endif
5b0753e0 4349#if defined(CONFIG_SDL)
993fbfdb
AL		 4350 case DT_SDL:
4351 sdl_display_init(ds, full_screen, no_frame);
4352 break;
5b0753e0 4353#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4354 case DT_SDL:
4355 cocoa_display_init(ds, full_screen);
4356 break;
15546425
AL		 4357#endif
4358#if defined(CONFIG_GTK)
4359 case DT_GTK:
881249c7 4360 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4361 break;
313aa567 4362#endif
6b62dc2d
GH		 4363 default:
4364 break;
4365 }
4366
0ce235a7
GN		 4367 /* must be after terminal init, SDL library changes signal handlers */
4368 os_setup_signal_handling();
4369
821601ea 4370#ifdef CONFIG_VNC
6b62dc2d
GH		 4371 /* init remote displays */
4372 if (vnc_display) {
2d55f0e8 4373 Error *local_err = NULL;
993fbfdb 4374 vnc_display_init(ds);
2d55f0e8
PB		 4375 vnc_display_open(ds, vnc_display, &local_err);
4376 if (local_err != NULL) {
4a44d85e
SA		 4377 error_report("Failed to start VNC server on `%s': %s",
4378 vnc_display, error_get_pretty(local_err));
2d55f0e8 4379 error_free(local_err);
993fbfdb 4380 exit(1);
94b204ca 4381 }
f92f8afe 4382
993fbfdb
AL		 4383 if (show_vnc_port) {
4384 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4385 }
313aa567 4386 }
821601ea 4387#endif
a3e22260 4388#ifdef CONFIG_SPICE
9fa03286
GH		 4389 if (using_spice) {
4390 qemu_spice_display_init();
a3e22260
GH		 4391 }
4392#endif
5b08fc10 4393
ef0c4a0d 4394 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4395 exit(1);
45669e00 4396 }
45669e00 4397
3418bd25
GH		 4398 qdev_machine_creation_done();
4399
15ff7705
GH		 4400 if (rom_load_all() != 0) {
4401 fprintf(stderr, "rom loading failed\n");
4402 exit(1);
4403 }
45a50b16 4404
80376c3f
IY		 4405 /* TODO: once all bus devices are qdevified, this should be done
4406 * when bus is created by qdev.c */
4407 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4408 qemu_run_machine_init_done_notifiers();
4409
d916b464
MT		 4410 /* Done notifiers can load ROMs */
4411 rom_load_done();
4412
e063eb1f 4413 qemu_system_reset(VMRESET_SILENT);
05f2401e 4414 if (loadvm) {
03cd4655 4415 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4416 autostart = 0;
4417 }
4418 }
d63d307f 4419
d828c430 4420 qdev_prop_check_globals();
abfd9ce3
AS		 4421 if (vmstate_dump_file) {
4422 /* dump and exit */
4423 dump_vmstate_json_to_file(vmstate_dump_file);
4424 return 0;
4425 }
9f9260a3 4426
2bb8c10c 4427 if (incoming) {
43eaae28
PB		 4428 Error *local_err = NULL;
4429 qemu_start_incoming_migration(incoming, &local_err);
4430 if (local_err) {
4a44d85e
SA		 4431 error_report("-incoming %s: %s", incoming,
4432 error_get_pretty(local_err));
43eaae28
PB		 4433 error_free(local_err);
4434 exit(1);
8ca5e801 4435 }
6b99dadc 4436 } else if (autostart) {
c0f4ce77 4437 vm_start();
6b99dadc 4438 }
ffd843bc 4439
eb505be1 4440 os_setup_post();
71e3ceb8 4441
8a745f2a 4442 if (is_daemonized()) {
5b808275 4443 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4444 exit(1);
4445 }
4446 }
4447
8a7ddc38 4448 main_loop();
99435906
PB		 4449 bdrv_close_all();
4450 pause_all_vcpus();
3d3b8303 4451 res_free();
d1a0cf73
SB		 4452#ifdef CONFIG_TPM
4453 tpm_cleanup();
4454#endif
b46a8906 4455
0824d6fc
FB		 4456 return 0;
4457}
Mirror of https://git.qemu.org/git/qemu.git