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vl: correct error message when fail to init kvm
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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 29#include <sys/time.h>
c88676f8 30#include <zlib.h>
1de7afc9 31#include "qemu/bitmap.h"
67b915a5 32
71e72a19 33/* Needed early for CONFIG_BSD etc. */
d40cdb10
BS
34#include "config-host.h"
35
67b915a5 36#ifndef _WIN32
5cea8590 37#include <libgen.h>
67b915a5 38#include <sys/times.h>
f1510b2c 39#include <sys/wait.h>
67b915a5 40#include <termios.h>
67b915a5 41#include <sys/mman.h>
f1510b2c 42#include <sys/ioctl.h>
24646c7e 43#include <sys/resource.h>
f1510b2c 44#include <sys/socket.h>
c94c8d64 45#include <netinet/in.h>
24646c7e 46#include <net/if.h>
24646c7e 47#include <arpa/inet.h>
9d728e8c 48#include <dirent.h>
7c9d8e07 49#include <netdb.h>
cb4b976b 50#include <sys/select.h>
ab6540d5 51
71e72a19 52#ifdef CONFIG_BSD
7d3505c5 53#include <sys/stat.h>
a167ba50 54#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
92c0e657 55#include <sys/sysctl.h>
24646c7e
BS
56#else
57#include <util.h>
128ab2ff 58#endif
bbe813a2 59#else
223f0d72 60#ifdef __linux__
7d3505c5 61#include <malloc.h>
bd494f4c 62
e57a8c0e 63#include <linux/ppdev.h>
5867c88a 64#include <linux/parport.h>
223f0d72 65#endif
452dfbef
EO
66
67#ifdef CONFIG_SECCOMP
9c17d615 68#include "sysemu/seccomp.h"
452dfbef
EO
69#endif
70
223f0d72 71#ifdef __sun__
d5d10bc3
TS
72#include <sys/stat.h>
73#include <sys/ethernet.h>
74#include <sys/sockio.h>
d5d10bc3 75#include <netinet/arp.h>
d5d10bc3
TS
76#include <netinet/in_systm.h>
77#include <netinet/ip.h>
78#include <netinet/ip_icmp.h> // must come after ip.h
79#include <netinet/udp.h>
80#include <netinet/tcp.h>
81#include <net/if.h>
82#include <syslog.h>
83#include <stropts.h>
67b915a5 84#endif
7d3505c5 85#endif
ec530c81 86#endif
67b915a5 87
8a16d273
TS
88#if defined(CONFIG_VDE)
89#include <libvdeplug.h>
90#endif
91
67b915a5 92#ifdef _WIN32
49dc768d 93#include <windows.h>
67b915a5
FB
94#endif
95
73332e5c 96#ifdef CONFIG_SDL
59a36a2f 97#if defined(__APPLE__) || defined(main)
6693665a 98#include <SDL.h>
880fec5d 99int qemu_main(int argc, char **argv, char **envp);
100int main(int argc, char **argv)
101{
59a36a2f 102 return qemu_main(argc, argv, NULL);
880fec5d 103}
104#undef main
105#define main qemu_main
96bcd4f8 106#endif
73332e5c 107#endif /* CONFIG_SDL */
0824d6fc 108
5b0753e0
FB
109#ifdef CONFIG_COCOA
110#undef main
111#define main qemu_main
112#endif /* CONFIG_COCOA */
113
69e5bb68
AL
114#include <glib.h>
115
511d2b14
BS
116#include "hw/hw.h"
117#include "hw/boards.h"
118#include "hw/usb.h"
119#include "hw/pcmcia.h"
120#include "hw/pc.h"
511d2b14
BS
121#include "hw/isa.h"
122#include "hw/baum.h"
123#include "hw/bt.h"
9dd986cc 124#include "hw/watchdog.h"
b6f6e3d3 125#include "hw/smbios.h"
e37630ca 126#include "hw/xen.h"
bd3c948d 127#include "hw/qdev.h"
45a50b16 128#include "hw/loader.h"
927d4878 129#include "bt/bt.h"
1422e32d 130#include "net/net.h"
68ac40d2 131#include "net/slirp.h"
83c9089e 132#include "monitor/monitor.h"
28ecbaee 133#include "ui/console.h"
9c17d615 134#include "sysemu/sysemu.h"
022c62cb 135#include "exec/gdbstub.h"
1de7afc9 136#include "qemu/timer.h"
927d4878 137#include "char/char.h"
1de7afc9 138#include "qemu/cache-utils.h"
9c17d615 139#include "sysemu/blockdev.h"
2b584959 140#include "hw/block-common.h"
caf71f86 141#include "migration/block.h"
9c17d615 142#include "sysemu/dma.h"
511d2b14 143#include "audio/audio.h"
caf71f86 144#include "migration/migration.h"
9c17d615 145#include "sysemu/kvm.h"
7b1b5d19 146#include "qapi/qmp/qjson.h"
1de7afc9
PB
147#include "qemu/option.h"
148#include "qemu/config-file.h"
59a5264b 149#include "qemu-options.h"
1fa9a5e4 150#include "qmp-commands.h"
1de7afc9 151#include "qemu/main-loop.h"
758e8e38 152#ifdef CONFIG_VIRTFS
74db920c
GS
153#include "fsdev/qemu-fsdev.h"
154#endif
9c17d615 155#include "sysemu/qtest.h"
511d2b14 156
76cad711 157#include "disas/disas.h"
fc01f7e7 158
1de7afc9 159#include "qemu/sockets.h"
511d2b14 160
d918f23e 161#include "slirp/libslirp.h"
511d2b14 162
94b0b5ff 163#include "trace.h"
e4858974 164#include "trace/control.h"
1de7afc9 165#include "qemu/queue.h"
9c17d615
PB
166#include "sysemu/cpus.h"
167#include "sysemu/arch_init.h"
1de7afc9 168#include "qemu/osdep.h"
72cf2d4f 169
29b0040b 170#include "ui/qemu-spice.h"
68d98d3e 171#include "qapi/string-input-visitor.h"
29b0040b 172
9dc63a1e
BS
173//#define DEBUG_NET
174//#define DEBUG_SLIRP
330d0414 175
1bfe856e 176#define DEFAULT_RAM_SIZE 128
313aa567 177
98b19252 178#define MAX_VIRTIO_CONSOLES 1
3ef669e1 179#define MAX_SCLP_CONSOLES 1
98b19252 180
5cea8590 181static const char *data_dir;
1192dad8 182const char *bios_name = NULL;
cb5a7aa8 183enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 184DisplayType display_type = DT_DEFAULT;
4fdcac0e 185static int display_remote;
3d11d0eb 186const char* keyboard_layout = NULL;
c227f099 187ram_addr_t ram_size;
c902760f
MT
188const char *mem_path = NULL;
189#ifdef MAP_POPULATE
190int mem_prealloc = 0; /* force preallocation of physical target memory */
191#endif
c4b1fcc0 192int nb_nics;
7c9d8e07 193NICInfo nd_table[MAX_NICS];
d399f677 194int autostart;
f6503059
AZ
195static int rtc_utc = 1;
196static int rtc_date_offset = -1; /* -1 means no change */
6875204c 197QEMUClock *rtc_clock;
64465297 198int vga_interface_type = VGA_NONE;
dbed7e40 199static int full_screen = 0;
634a21f6 200#ifdef CONFIG_SDL
dbed7e40 201static int no_frame = 0;
634a21f6 202#endif
667accab 203int no_quit = 0;
8d11df9e 204CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 205CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 206CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 207CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 208int win2k_install_hack = 0;
1b530a6d 209int singlestep = 0;
6a00d601 210int smp_cpus = 1;
6be68d7e 211int max_cpus = 0;
dc6b1c09
AP
212int smp_cores = 1;
213int smp_threads = 1;
821601ea 214#ifdef CONFIG_VNC
73fc9742 215const char *vnc_display;
821601ea 216#endif
6515b203 217int acpi_enabled = 1;
16b29ae1 218int no_hpet = 0;
52ca8d6a 219int fd_bootchk = 1;
4fdcac0e 220static int no_reboot;
b2f76161 221int no_shutdown = 0;
9467cd46 222int cursor_hide = 1;
a171fe39 223int graphic_rotate = 0;
09aaa160 224const char *watchdog;
2e55e842 225QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 226int nb_option_roms;
8e71621f 227int semihosting_enabled = 0;
2b8f2d41 228int old_param = 0;
c35734b2 229const char *qemu_name;
3780e197 230int alt_grab = 0;
0ca9f8a4 231int ctrl_grab = 0;
66508601
BS
232unsigned int nb_prom_envs = 0;
233const char *prom_envs[MAX_PROM_ENVS];
95387491 234int boot_menu;
3d3b8303 235uint8_t *boot_splash_filedata;
d09acb9b 236size_t boot_splash_filedata_size;
3d3b8303 237uint8_t qemu_extra_params_fw[2];
0824d6fc 238
1ca4d09a
GN
239typedef struct FWBootEntry FWBootEntry;
240
241struct FWBootEntry {
242 QTAILQ_ENTRY(FWBootEntry) link;
243 int32_t bootindex;
244 DeviceState *dev;
245 char *suffix;
246};
247
4fdcac0e
BS
248static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
249 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 250
268a362c
AL
251int nb_numa_nodes;
252uint64_t node_mem[MAX_NODES];
ee785fed 253unsigned long *node_cpumask[MAX_NODES];
268a362c 254
8fcb1b90
BS
255uint8_t qemu_uuid[16];
256
76e30d0f
JK
257static QEMUBootSetHandler *boot_set_handler;
258static void *boot_set_opaque;
259
fd42deeb
GH
260static NotifierList exit_notifiers =
261 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
262
4cab946a
GN
263static NotifierList machine_init_done_notifiers =
264 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
265
303d4e86 266static int tcg_allowed = 1;
d745bef8 267int kvm_allowed = 0;
3285cf4f 268int xen_allowed = 0;
d745bef8
BS
269uint32_t xen_domid;
270enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 271static int tcg_tb_size;
d745bef8 272
998bbd74 273static int default_serial = 1;
6a5e8b0e 274static int default_parallel = 1;
986c5f78 275static int default_virtcon = 1;
3ef669e1 276static int default_sclp = 1;
abdeed06 277static int default_monitor = 1;
ac33f8fa
GH
278static int default_floppy = 1;
279static int default_cdrom = 1;
280static int default_sdcard = 1;
7f1b17f2 281static int default_vga = 1;
998bbd74
GH
282
283static struct {
284 const char *driver;
285 int *flag;
286} default_list[] = {
6a5e8b0e
GH
287 { .driver = "isa-serial", .flag = &default_serial },
288 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 289 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA
290 { .driver = "ide-cd", .flag = &default_cdrom },
291 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 292 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 293 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS
294 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
295 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
296 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB
297 { .driver = "VGA", .flag = &default_vga },
298 { .driver = "isa-vga", .flag = &default_vga },
299 { .driver = "cirrus-vga", .flag = &default_vga },
300 { .driver = "isa-cirrus-vga", .flag = &default_vga },
301 { .driver = "vmware-svga", .flag = &default_vga },
302 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH
303};
304
4d454574
PB
305static QemuOptsList qemu_rtc_opts = {
306 .name = "rtc",
307 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
308 .desc = {
309 {
310 .name = "base",
311 .type = QEMU_OPT_STRING,
312 },{
313 .name = "clock",
314 .type = QEMU_OPT_STRING,
315 },{
316 .name = "driftfix",
317 .type = QEMU_OPT_STRING,
318 },
319 { /* end of list */ }
320 },
321};
322
323static QemuOptsList qemu_sandbox_opts = {
324 .name = "sandbox",
325 .implied_opt_name = "enable",
326 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
327 .desc = {
328 {
329 .name = "enable",
330 .type = QEMU_OPT_BOOL,
331 },
332 { /* end of list */ }
333 },
334};
335
336static QemuOptsList qemu_trace_opts = {
337 .name = "trace",
338 .implied_opt_name = "trace",
339 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
340 .desc = {
341 {
342 .name = "events",
343 .type = QEMU_OPT_STRING,
344 },{
345 .name = "file",
346 .type = QEMU_OPT_STRING,
347 },
348 { /* end of list */ }
349 },
350};
351
352static QemuOptsList qemu_option_rom_opts = {
353 .name = "option-rom",
354 .implied_opt_name = "romfile",
355 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
356 .desc = {
357 {
358 .name = "bootindex",
359 .type = QEMU_OPT_NUMBER,
360 }, {
361 .name = "romfile",
362 .type = QEMU_OPT_STRING,
363 },
364 { /* end of list */ }
365 },
366};
367
368static QemuOptsList qemu_machine_opts = {
369 .name = "machine",
370 .implied_opt_name = "type",
371 .merge_lists = true,
372 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
373 .desc = {
374 {
375 .name = "type",
376 .type = QEMU_OPT_STRING,
377 .help = "emulated machine"
378 }, {
379 .name = "accel",
380 .type = QEMU_OPT_STRING,
381 .help = "accelerator list",
382 }, {
383 .name = "kernel_irqchip",
384 .type = QEMU_OPT_BOOL,
385 .help = "use KVM in-kernel irqchip",
386 }, {
387 .name = "kvm_shadow_mem",
388 .type = QEMU_OPT_SIZE,
389 .help = "KVM shadow MMU size",
390 }, {
391 .name = "kernel",
392 .type = QEMU_OPT_STRING,
393 .help = "Linux kernel image file",
394 }, {
395 .name = "initrd",
396 .type = QEMU_OPT_STRING,
397 .help = "Linux initial ramdisk file",
398 }, {
399 .name = "append",
400 .type = QEMU_OPT_STRING,
401 .help = "Linux kernel command line",
402 }, {
403 .name = "dtb",
404 .type = QEMU_OPT_STRING,
405 .help = "Linux kernel device tree file",
406 }, {
407 .name = "dumpdtb",
408 .type = QEMU_OPT_STRING,
409 .help = "Dump current dtb to a file and quit",
410 }, {
411 .name = "phandle_start",
412 .type = QEMU_OPT_STRING,
413 .help = "The first phandle ID we may generate dynamically",
414 }, {
415 .name = "dt_compatible",
416 .type = QEMU_OPT_STRING,
417 .help = "Overrides the \"compatible\" property of the dt root node",
418 }, {
419 .name = "dump-guest-core",
420 .type = QEMU_OPT_BOOL,
421 .help = "Include guest memory in a core dump",
422 }, {
423 .name = "mem-merge",
424 .type = QEMU_OPT_BOOL,
425 .help = "enable/disable memory merge support",
426 },{
427 .name = "usb",
428 .type = QEMU_OPT_BOOL,
429 .help = "Set on/off to enable/disable usb",
430 },
431 { /* End of list */ }
432 },
433};
434
435static QemuOptsList qemu_boot_opts = {
436 .name = "boot-opts",
437 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
438 .desc = {
439 /* the three names below are not used now */
440 {
441 .name = "order",
442 .type = QEMU_OPT_STRING,
443 }, {
444 .name = "once",
445 .type = QEMU_OPT_STRING,
446 }, {
447 .name = "menu",
448 .type = QEMU_OPT_STRING,
449 /* following are really used */
450 }, {
451 .name = "splash",
452 .type = QEMU_OPT_STRING,
453 }, {
454 .name = "splash-time",
455 .type = QEMU_OPT_STRING,
456 }, {
457 .name = "reboot-timeout",
458 .type = QEMU_OPT_STRING,
459 },
460 { /*End of list */ }
461 },
462};
463
464static QemuOptsList qemu_add_fd_opts = {
465 .name = "add-fd",
466 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
467 .desc = {
468 {
469 .name = "fd",
470 .type = QEMU_OPT_NUMBER,
471 .help = "file descriptor of which a duplicate is added to fd set",
472 },{
473 .name = "set",
474 .type = QEMU_OPT_NUMBER,
475 .help = "ID of the fd set to add fd to",
476 },{
477 .name = "opaque",
478 .type = QEMU_OPT_STRING,
479 .help = "free-form string used to describe fd",
480 },
481 { /* end of list */ }
482 },
483};
484
485static QemuOptsList qemu_object_opts = {
486 .name = "object",
487 .implied_opt_name = "qom-type",
488 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
489 .desc = {
490 { }
491 },
492};
493
31459f46
RS
494const char *qemu_get_vm_name(void)
495{
496 return qemu_name;
497}
498
3d3b8303 499static void res_free(void)
500{
501 if (boot_splash_filedata != NULL) {
7267c094 502 g_free(boot_splash_filedata);
3d3b8303 503 boot_splash_filedata = NULL;
504 }
505}
506
998bbd74
GH
507static int default_driver_check(QemuOpts *opts, void *opaque)
508{
509 const char *driver = qemu_opt_get(opts, "driver");
510 int i;
511
512 if (!driver)
513 return 0;
514 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
515 if (strcmp(default_list[i].driver, driver) != 0)
516 continue;
517 *(default_list[i].flag) = 0;
518 }
519 return 0;
520}
521
f5bbfba1
LC
522/***********************************************************/
523/* QEMU state */
524
0461d5a6 525static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 526
5db9d4d1
LC
527typedef struct {
528 RunState from;
529 RunState to;
530} RunStateTransition;
531
532static const RunStateTransition runstate_transitions_def[] = {
533 /* from -> to */
0461d5a6 534 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
5db9d4d1 535
0461d5a6 536 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 537 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 538
0461d5a6 539 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 540 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 541
0461d5a6 542 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 543 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 544
0461d5a6 545 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 546 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 547
0461d5a6 548 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 549 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 550
0461d5a6 551 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 552 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 553 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 554
0461d5a6
LC
555 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
556 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 557
0461d5a6 558 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 559
0461d5a6
LC
560 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
561 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
562 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
563 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
564 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
565 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
566 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
567 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
568 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
5db9d4d1 569
0461d5a6 570 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 571
0461d5a6 572 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 573 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 574
ad02b96a
LC
575 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
576 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
577 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
578 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
579
0461d5a6 580 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 581 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 582
0461d5a6 583 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC
584};
585
0461d5a6
LC
586static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
587
f5bbfba1
LC
588bool runstate_check(RunState state)
589{
590 return current_run_state == state;
591}
592
4fdcac0e 593static void runstate_init(void)
5db9d4d1
LC
594{
595 const RunStateTransition *p;
596
597 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
598
0461d5a6 599 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC
600 runstate_valid_transitions[p->from][p->to] = true;
601 }
602}
603
604/* This function will abort() on invalid state transitions */
f5bbfba1
LC
605void runstate_set(RunState new_state)
606{
207c5cd2
LC
607 assert(new_state < RUN_STATE_MAX);
608
609 if (!runstate_valid_transitions[current_run_state][new_state]) {
610 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
611 RunState_lookup[current_run_state],
612 RunState_lookup[new_state]);
5db9d4d1
LC
613 abort();
614 }
615
f5bbfba1
LC
616 current_run_state = new_state;
617}
618
1fa9a5e4 619int runstate_is_running(void)
9e37b9dc 620{
1fa9a5e4 621 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC
622}
623
1fa9a5e4 624StatusInfo *qmp_query_status(Error **errp)
1354869c 625{
1fa9a5e4
LC
626 StatusInfo *info = g_malloc0(sizeof(*info));
627
628 info->running = runstate_is_running();
629 info->singlestep = singlestep;
630 info->status = current_run_state;
631
632 return info;
1354869c
LC
633}
634
8f0056b7
PB
635/***********************************************************/
636/* real time host monotonic timer */
09b26c5e 637
f6503059
AZ
638/***********************************************************/
639/* host time/date access */
640void qemu_get_timedate(struct tm *tm, int offset)
641{
642 time_t ti;
f6503059
AZ
643
644 time(&ti);
645 ti += offset;
646 if (rtc_date_offset == -1) {
647 if (rtc_utc)
eb7ff6fb 648 gmtime_r(&ti, tm);
f6503059 649 else
eb7ff6fb 650 localtime_r(&ti, tm);
f6503059
AZ
651 } else {
652 ti -= rtc_date_offset;
eb7ff6fb 653 gmtime_r(&ti, tm);
f6503059 654 }
f6503059
AZ
655}
656
657int qemu_timedate_diff(struct tm *tm)
658{
659 time_t seconds;
660
661 if (rtc_date_offset == -1)
662 if (rtc_utc)
663 seconds = mktimegm(tm);
f54c556c
GN
664 else {
665 struct tm tmp = *tm;
666 tmp.tm_isdst = -1; /* use timezone to figure it out */
667 seconds = mktime(&tmp);
668 }
f6503059
AZ
669 else
670 seconds = mktimegm(tm) + rtc_date_offset;
671
672 return seconds - time(NULL);
673}
674
80cd3478
LC
675void rtc_change_mon_event(struct tm *tm)
676{
677 QObject *data;
678
679 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
680 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
681 qobject_decref(data);
682}
683
1ed2fc1f
JK
684static void configure_rtc_date_offset(const char *startdate, int legacy)
685{
686 time_t rtc_start_date;
687 struct tm tm;
688
689 if (!strcmp(startdate, "now") && legacy) {
690 rtc_date_offset = -1;
691 } else {
692 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
693 &tm.tm_year,
694 &tm.tm_mon,
695 &tm.tm_mday,
696 &tm.tm_hour,
697 &tm.tm_min,
698 &tm.tm_sec) == 6) {
699 /* OK */
700 } else if (sscanf(startdate, "%d-%d-%d",
701 &tm.tm_year,
702 &tm.tm_mon,
703 &tm.tm_mday) == 3) {
704 tm.tm_hour = 0;
705 tm.tm_min = 0;
706 tm.tm_sec = 0;
707 } else {
708 goto date_fail;
709 }
710 tm.tm_year -= 1900;
711 tm.tm_mon--;
712 rtc_start_date = mktimegm(&tm);
713 if (rtc_start_date == -1) {
714 date_fail:
715 fprintf(stderr, "Invalid date format. Valid formats are:\n"
716 "'2006-06-17T16:01:21' or '2006-06-17'\n");
717 exit(1);
718 }
719 rtc_date_offset = time(NULL) - rtc_start_date;
720 }
721}
722
723static void configure_rtc(QemuOpts *opts)
724{
725 const char *value;
726
727 value = qemu_opt_get(opts, "base");
728 if (value) {
729 if (!strcmp(value, "utc")) {
730 rtc_utc = 1;
731 } else if (!strcmp(value, "localtime")) {
732 rtc_utc = 0;
733 } else {
734 configure_rtc_date_offset(value, 0);
735 }
736 }
6875204c
JK
737 value = qemu_opt_get(opts, "clock");
738 if (value) {
739 if (!strcmp(value, "host")) {
740 rtc_clock = host_clock;
78808141
PB
741 } else if (!strcmp(value, "rt")) {
742 rtc_clock = rt_clock;
6875204c
JK
743 } else if (!strcmp(value, "vm")) {
744 rtc_clock = vm_clock;
745 } else {
746 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
747 exit(1);
748 }
749 }
1ed2fc1f
JK
750 value = qemu_opt_get(opts, "driftfix");
751 if (value) {
7e4c0336 752 if (!strcmp(value, "slew")) {
433acf0d
JK
753 static GlobalProperty slew_lost_ticks[] = {
754 {
755 .driver = "mc146818rtc",
756 .property = "lost_tick_policy",
757 .value = "slew",
758 },
759 { /* end of list */ }
760 };
761
762 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 763 } else if (!strcmp(value, "none")) {
433acf0d 764 /* discard is default */
1ed2fc1f
JK
765 } else {
766 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
767 exit(1);
768 }
769 }
1ed2fc1f
JK
770}
771
1ae26a18
AZ
772/***********************************************************/
773/* Bluetooth support */
774static int nb_hcis;
775static int cur_hci;
776static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 777
1ae26a18
AZ
778static struct bt_vlan_s {
779 struct bt_scatternet_s net;
780 int id;
781 struct bt_vlan_s *next;
782} *first_bt_vlan;
783
784/* find or alloc a new bluetooth "VLAN" */
674bb261 785static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
1ae26a18
AZ
786{
787 struct bt_vlan_s **pvlan, *vlan;
788 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
789 if (vlan->id == id)
790 return &vlan->net;
791 }
7267c094 792 vlan = g_malloc0(sizeof(struct bt_vlan_s));
1ae26a18
AZ
793 vlan->id = id;
794 pvlan = &first_bt_vlan;
795 while (*pvlan != NULL)
796 pvlan = &(*pvlan)->next;
797 *pvlan = vlan;
798 return &vlan->net;
799}
800
801static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
802{
803}
804
805static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
806{
807 return -ENOTSUP;
808}
809
810static struct HCIInfo null_hci = {
811 .cmd_send = null_hci_send,
812 .sco_send = null_hci_send,
813 .acl_send = null_hci_send,
814 .bdaddr_set = null_hci_addr_set,
815};
816
817struct HCIInfo *qemu_next_hci(void)
818{
819 if (cur_hci == nb_hcis)
820 return &null_hci;
821
822 return hci_table[cur_hci++];
823}
824
dc72ac14
AZ
825static struct HCIInfo *hci_init(const char *str)
826{
827 char *endp;
828 struct bt_scatternet_s *vlan = 0;
829
830 if (!strcmp(str, "null"))
831 /* null */
832 return &null_hci;
833 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
834 /* host[:hciN] */
835 return bt_host_hci(str[4] ? str + 5 : "hci0");
836 else if (!strncmp(str, "hci", 3)) {
837 /* hci[,vlan=n] */
838 if (str[3]) {
839 if (!strncmp(str + 3, ",vlan=", 6)) {
840 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
841 if (*endp)
842 vlan = 0;
843 }
844 } else
845 vlan = qemu_find_bt_vlan(0);
846 if (vlan)
847 return bt_new_hci(vlan);
848 }
849
850 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
851
852 return 0;
853}
854
855static int bt_hci_parse(const char *str)
856{
857 struct HCIInfo *hci;
c227f099 858 bdaddr_t bdaddr;
dc72ac14
AZ
859
860 if (nb_hcis >= MAX_NICS) {
861 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
862 return -1;
863 }
864
865 hci = hci_init(str);
866 if (!hci)
867 return -1;
868
869 bdaddr.b[0] = 0x52;
870 bdaddr.b[1] = 0x54;
871 bdaddr.b[2] = 0x00;
872 bdaddr.b[3] = 0x12;
873 bdaddr.b[4] = 0x34;
874 bdaddr.b[5] = 0x56 + nb_hcis;
875 hci->bdaddr_set(hci, bdaddr.b);
876
877 hci_table[nb_hcis++] = hci;
878
879 return 0;
880}
881
882static void bt_vhci_add(int vlan_id)
883{
884 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
885
886 if (!vlan->slave)
887 fprintf(stderr, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id);
889
890 bt_vhci_init(bt_new_hci(vlan));
891}
892
893static struct bt_device_s *bt_device_add(const char *opt)
894{
895 struct bt_scatternet_s *vlan;
896 int vlan_id = 0;
897 char *endp = strstr(opt, ",vlan=");
898 int len = (endp ? endp - opt : strlen(opt)) + 1;
899 char devname[10];
900
901 pstrcpy(devname, MIN(sizeof(devname), len), opt);
902
903 if (endp) {
904 vlan_id = strtol(endp + 6, &endp, 0);
905 if (*endp) {
906 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
907 return 0;
908 }
909 }
910
911 vlan = qemu_find_bt_vlan(vlan_id);
912
913 if (!vlan->slave)
914 fprintf(stderr, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id);
916
917 if (!strcmp(devname, "keyboard"))
918 return bt_keyboard_init(vlan);
919
920 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
921 return 0;
922}
923
924static int bt_parse(const char *opt)
925{
926 const char *endp, *p;
927 int vlan;
928
929 if (strstart(opt, "hci", &endp)) {
930 if (!*endp || *endp == ',') {
931 if (*endp)
932 if (!strstart(endp, ",vlan=", 0))
933 opt = endp + 1;
934
935 return bt_hci_parse(opt);
936 }
937 } else if (strstart(opt, "vhci", &endp)) {
938 if (!*endp || *endp == ',') {
939 if (*endp) {
940 if (strstart(endp, ",vlan=", &p)) {
941 vlan = strtol(p, (char **) &endp, 0);
942 if (*endp) {
943 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
944 return 1;
945 }
946 } else {
947 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
948 return 1;
949 }
950 } else
951 vlan = 0;
952
953 bt_vhci_add(vlan);
954 return 0;
955 }
956 } else if (strstart(opt, "device:", &endp))
957 return !bt_device_add(endp);
958
959 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
960 return 1;
961}
962
7d76ad4f
EO
963static int parse_sandbox(QemuOpts *opts, void *opaque)
964{
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts, "enable", false)) {
967#ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR,
970 "failed to install seccomp syscall filter in the kernel");
971 return -1;
972 }
973#else
974 qerror_report(ERROR_CLASS_GENERIC_ERROR,
975 "sandboxing request but seccomp is not compiled into this build");
976 return -1;
977#endif
978 }
979
980 return 0;
981}
982
094b287f 983/*********QEMU USB setting******/
984bool usb_enabled(bool default_usb)
985{
986 QemuOpts *mach_opts;
987 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
988 if (mach_opts) {
989 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
990 }
991 return default_usb;
992}
993
587ed6be
CB
994#ifndef _WIN32
995static int parse_add_fd(QemuOpts *opts, void *opaque)
996{
997 int fd, dupfd, flags;
998 int64_t fdset_id;
999 const char *fd_opaque = NULL;
1000
1001 fd = qemu_opt_get_number(opts, "fd", -1);
1002 fdset_id = qemu_opt_get_number(opts, "set", -1);
1003 fd_opaque = qemu_opt_get(opts, "opaque");
1004
1005 if (fd < 0) {
1006 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1007 "fd option is required and must be non-negative");
1008 return -1;
1009 }
1010
1011 if (fd <= STDERR_FILENO) {
1012 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1013 "fd cannot be a standard I/O stream");
1014 return -1;
1015 }
1016
1017 /*
1018 * All fds inherited across exec() necessarily have FD_CLOEXEC
1019 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1020 */
1021 flags = fcntl(fd, F_GETFD);
1022 if (flags == -1 || (flags & FD_CLOEXEC)) {
1023 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1024 "fd is not valid or already in use");
1025 return -1;
1026 }
1027
1028 if (fdset_id < 0) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030 "set option is required and must be non-negative");
1031 return -1;
1032 }
1033
1034#ifdef F_DUPFD_CLOEXEC
1035 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1036#else
1037 dupfd = dup(fd);
1038 if (dupfd != -1) {
1039 qemu_set_cloexec(dupfd);
1040 }
1041#endif
1042 if (dupfd == -1) {
1043 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1044 "Error duplicating fd: %s", strerror(errno));
1045 return -1;
1046 }
1047
1048 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1049 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1050 fd_opaque, NULL);
1051
1052 return 0;
1053}
1054
1055static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1056{
1057 int fd;
1058
1059 fd = qemu_opt_get_number(opts, "fd", -1);
1060 close(fd);
1061
1062 return 0;
1063}
1064#endif
1065
1ae26a18
AZ
1066/***********************************************************/
1067/* QEMU Block devices */
1068
2292ddae
MA
1069#define HD_OPTS "media=disk"
1070#define CDROM_OPTS "media=cdrom"
1071#define FD_OPTS ""
1072#define PFLASH_OPTS ""
1073#define MTD_OPTS ""
1074#define SD_OPTS ""
e4bcb14c 1075
9dfd7c7a
GH
1076static int drive_init_func(QemuOpts *opts, void *opaque)
1077{
2d0d2837 1078 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1079
2d0d2837 1080 return drive_init(opts, *block_default_type) == NULL;
9dfd7c7a
GH
1081}
1082
1083static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1084{
1085 if (NULL == qemu_opt_get(opts, "snapshot")) {
1086 qemu_opt_set(opts, "snapshot", "on");
1087 }
1088 return 0;
1089}
1090
3c42ea66
CB
1091static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1092 int index, const char *optstr)
4e5d9b57
MA
1093{
1094 QemuOpts *opts;
1095
4e5d9b57
MA
1096 if (!enable || drive_get_by_index(type, index)) {
1097 return;
1098 }
1099
1100 opts = drive_add(type, index, NULL, optstr);
1101 if (snapshot) {
1102 drive_enable_snapshot(opts, NULL);
1103 }
2d0d2837 1104 if (!drive_init(opts, type)) {
4e5d9b57
MA
1105 exit(1);
1106 }
1107}
1108
76e30d0f
JK
1109void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1110{
1111 boot_set_handler = func;
1112 boot_set_opaque = opaque;
1113}
1114
1115int qemu_boot_set(const char *boot_devices)
1116{
1117 if (!boot_set_handler) {
1118 return -EINVAL;
1119 }
1120 return boot_set_handler(boot_set_opaque, boot_devices);
1121}
1122
4e9e9d6e 1123static void validate_bootdevices(char *devices)
ef3adf68
JK
1124{
1125 /* We just do some generic consistency checks */
1126 const char *p;
1127 int bitmap = 0;
1128
1129 for (p = devices; *p != '\0'; p++) {
1130 /* Allowed boot devices are:
1131 * a-b: floppy disk drives
1132 * c-f: IDE disk drives
07f35073 1133 * g-m: machine implementation dependent drives
ef3adf68
JK
1134 * n-p: network devices
1135 * It's up to each machine implementation to check if the given boot
1136 * devices match the actual hardware implementation and firmware
1137 * features.
1138 */
1139 if (*p < 'a' || *p > 'p') {
1140 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1141 exit(1);
1142 }
1143 if (bitmap & (1 << (*p - 'a'))) {
1144 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1145 exit(1);
1146 }
1147 bitmap |= 1 << (*p - 'a');
1148 }
ef3adf68
JK
1149}
1150
e0f084bf
JK
1151static void restore_boot_devices(void *opaque)
1152{
1153 char *standard_boot_devices = opaque;
37905d6a
AW
1154 static int first = 1;
1155
1156 /* Restore boot order and remove ourselves after the first boot */
1157 if (first) {
1158 first = 0;
1159 return;
1160 }
e0f084bf
JK
1161
1162 qemu_boot_set(standard_boot_devices);
1163
1164 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
7267c094 1165 g_free(standard_boot_devices);
e0f084bf
JK
1166}
1167
1ca4d09a
GN
1168void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1169 const char *suffix)
1170{
1171 FWBootEntry *node, *i;
1172
1173 if (bootindex < 0) {
1174 return;
1175 }
1176
1177 assert(dev != NULL || suffix != NULL);
1178
7267c094 1179 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1180 node->bootindex = bootindex;
7267c094 1181 node->suffix = suffix ? g_strdup(suffix) : NULL;
1ca4d09a
GN
1182 node->dev = dev;
1183
1184 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1185 if (i->bootindex == bootindex) {
1186 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1187 exit(1);
1188 } else if (i->bootindex < bootindex) {
1189 continue;
1190 }
1191 QTAILQ_INSERT_BEFORE(i, node, link);
1192 return;
1193 }
1194 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1195}
1196
962630f2
GN
1197/*
1198 * This function returns null terminated string that consist of new line
71785aba 1199 * separated device paths.
962630f2
GN
1200 *
1201 * memory pointed by "size" is assigned total length of the array in bytes
1202 *
1203 */
0e7a7592 1204char *get_boot_devices_list(size_t *size)
962630f2
GN
1205{
1206 FWBootEntry *i;
0e7a7592 1207 size_t total = 0;
962630f2
GN
1208 char *list = NULL;
1209
1210 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1211 char *devpath = NULL, *bootpath;
0e7a7592 1212 size_t len;
962630f2
GN
1213
1214 if (i->dev) {
1215 devpath = qdev_get_fw_dev_path(i->dev);
1216 assert(devpath);
1217 }
1218
1219 if (i->suffix && devpath) {
4fd37a98
BS
1220 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1221
7267c094 1222 bootpath = g_malloc(bootpathlen);
4fd37a98 1223 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1224 g_free(devpath);
962630f2
GN
1225 } else if (devpath) {
1226 bootpath = devpath;
1227 } else {
1bf6ccd3 1228 assert(i->suffix);
7267c094 1229 bootpath = g_strdup(i->suffix);
962630f2
GN
1230 }
1231
1232 if (total) {
1233 list[total-1] = '\n';
1234 }
1235 len = strlen(bootpath) + 1;
7267c094 1236 list = g_realloc(list, total + len);
962630f2
GN
1237 memcpy(&list[total], bootpath, len);
1238 total += len;
7267c094 1239 g_free(bootpath);
962630f2
GN
1240 }
1241
1242 *size = total;
1243
1244 return list;
1245}
1246
268a362c
AL
1247static void numa_add(const char *optarg)
1248{
1249 char option[128];
1250 char *endptr;
1251 unsigned long long value, endvalue;
1252 int nodenr;
1253
ee785fed
CV
1254 value = endvalue = 0ULL;
1255
268a362c
AL
1256 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1257 if (!strcmp(option, "node")) {
1258 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1259 nodenr = nb_numa_nodes;
1260 } else {
1261 nodenr = strtoull(option, NULL, 10);
1262 }
1263
1264 if (get_param_value(option, 128, "mem", optarg) == 0) {
1265 node_mem[nodenr] = 0;
1266 } else {
70b4f4bb 1267 int64_t sval;
c03417b4
MA
1268 sval = strtosz(option, &endptr);
1269 if (sval < 0 || *endptr) {
9f9b17a4
JS
1270 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1271 exit(1);
268a362c 1272 }
9f9b17a4 1273 node_mem[nodenr] = sval;
268a362c 1274 }
ee785fed 1275 if (get_param_value(option, 128, "cpus", optarg) != 0) {
268a362c 1276 value = strtoull(option, &endptr, 10);
ee785fed
CV
1277 if (*endptr == '-') {
1278 endvalue = strtoull(endptr+1, &endptr, 10);
268a362c 1279 } else {
ee785fed
CV
1280 endvalue = value;
1281 }
1282
1283 if (!(endvalue < MAX_CPUMASK_BITS)) {
1284 endvalue = MAX_CPUMASK_BITS - 1;
1285 fprintf(stderr,
1286 "A max of %d CPUs are supported in a guest\n",
1287 MAX_CPUMASK_BITS);
268a362c 1288 }
ee785fed
CV
1289
1290 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
268a362c
AL
1291 }
1292 nb_numa_nodes++;
1293 }
268a362c
AL
1294}
1295
dc6b1c09
AP
1296static void smp_parse(const char *optarg)
1297{
1298 int smp, sockets = 0, threads = 0, cores = 0;
1299 char *endptr;
1300 char option[128];
1301
1302 smp = strtoul(optarg, &endptr, 10);
1303 if (endptr != optarg) {
1304 if (*endptr == ',') {
1305 endptr++;
1306 }
1307 }
1308 if (get_param_value(option, 128, "sockets", endptr) != 0)
1309 sockets = strtoull(option, NULL, 10);
1310 if (get_param_value(option, 128, "cores", endptr) != 0)
1311 cores = strtoull(option, NULL, 10);
1312 if (get_param_value(option, 128, "threads", endptr) != 0)
1313 threads = strtoull(option, NULL, 10);
1314 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1315 max_cpus = strtoull(option, NULL, 10);
1316
1317 /* compute missing values, prefer sockets over cores over threads */
1318 if (smp == 0 || sockets == 0) {
1319 sockets = sockets > 0 ? sockets : 1;
1320 cores = cores > 0 ? cores : 1;
1321 threads = threads > 0 ? threads : 1;
1322 if (smp == 0) {
1323 smp = cores * threads * sockets;
dc6b1c09
AP
1324 }
1325 } else {
1326 if (cores == 0) {
1327 threads = threads > 0 ? threads : 1;
1328 cores = smp / (sockets * threads);
1329 } else {
dca98169 1330 threads = smp / (cores * sockets);
dc6b1c09
AP
1331 }
1332 }
1333 smp_cpus = smp;
1334 smp_cores = cores > 0 ? cores : 1;
1335 smp_threads = threads > 0 ? threads : 1;
1336 if (max_cpus == 0)
1337 max_cpus = smp_cpus;
1338}
1339
a594cfbf
FB
1340/***********************************************************/
1341/* USB devices */
1342
fb08000c 1343static int usb_device_add(const char *devname)
a594cfbf
FB
1344{
1345 const char *p;
a5d2f727 1346 USBDevice *dev = NULL;
a594cfbf 1347
094b287f 1348 if (!usb_enabled(false)) {
a594cfbf 1349 return -1;
094b287f 1350 }
a594cfbf 1351
0958b4cc
GH
1352 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1353 dev = usbdevice_create(devname);
1354 if (dev)
1355 goto done;
1356
a5d2f727 1357 /* the other ones */
e447fc63
GH
1358#ifndef CONFIG_LINUX
1359 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1360 if (strstart(devname, "host:", &p)) {
3741715c 1361 dev = usb_host_device_open(usb_bus_find(-1), p);
e447fc63
GH
1362 } else
1363#endif
1364 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
3741715c
JK
1365 dev = usb_bt_init(usb_bus_find(-1),
1366 devname[2] ? hci_init(p)
1367 : bt_new_hci(qemu_find_bt_vlan(0)));
a594cfbf
FB
1368 } else {
1369 return -1;
1370 }
0d92ed30
PB
1371 if (!dev)
1372 return -1;
1373
a5d2f727 1374done:
a594cfbf
FB
1375 return 0;
1376}
1377
1f3870ab
AL
1378static int usb_device_del(const char *devname)
1379{
1380 int bus_num, addr;
1381 const char *p;
1382
5d0c5750
AL
1383 if (strstart(devname, "host:", &p))
1384 return usb_host_device_close(p);
1385
094b287f 1386 if (!usb_enabled(false)) {
1f3870ab 1387 return -1;
094b287f 1388 }
1f3870ab
AL
1389
1390 p = strchr(devname, '.');
1391 if (!p)
1392 return -1;
1393 bus_num = strtoul(devname, NULL, 0);
1394 addr = strtoul(p + 1, NULL, 0);
1395
a5d2f727 1396 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL
1397}
1398
bd3c948d
GH
1399static int usb_parse(const char *cmdline)
1400{
59d1c1c2 1401 int r;
fb08000c 1402 r = usb_device_add(cmdline);
59d1c1c2
ST
1403 if (r < 0) {
1404 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1405 }
1406 return r;
bd3c948d
GH
1407}
1408
d54908a5 1409void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1410{
59d1c1c2 1411 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1412 if (usb_device_add(devname) < 0) {
1ecda02b 1413 error_report("could not add USB device '%s'", devname);
59d1c1c2 1414 }
a594cfbf
FB
1415}
1416
d54908a5 1417void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1418{
59d1c1c2
ST
1419 const char *devname = qdict_get_str(qdict, "devname");
1420 if (usb_device_del(devname) < 0) {
1ecda02b 1421 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1422 }
a594cfbf
FB
1423}
1424
201a51fc
AZ
1425/***********************************************************/
1426/* PCMCIA/Cardbus */
1427
1428static struct pcmcia_socket_entry_s {
bc24a225 1429 PCMCIASocket *socket;
201a51fc
AZ
1430 struct pcmcia_socket_entry_s *next;
1431} *pcmcia_sockets = 0;
1432
bc24a225 1433void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ
1434{
1435 struct pcmcia_socket_entry_s *entry;
1436
7267c094 1437 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ
1438 entry->socket = socket;
1439 entry->next = pcmcia_sockets;
1440 pcmcia_sockets = entry;
1441}
1442
bc24a225 1443void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ
1444{
1445 struct pcmcia_socket_entry_s *entry, **ptr;
1446
1447 ptr = &pcmcia_sockets;
1448 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1449 if (entry->socket == socket) {
1450 *ptr = entry->next;
7267c094 1451 g_free(entry);
201a51fc
AZ
1452 }
1453}
1454
84f2d0ea 1455void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ
1456{
1457 struct pcmcia_socket_entry_s *iter;
376253ec 1458
201a51fc 1459 if (!pcmcia_sockets)
376253ec 1460 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ
1461
1462 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL
1463 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1464 iter->socket->attached ? iter->socket->card_string :
1465 "Empty");
201a51fc
AZ
1466}
1467
cc1daa40
FB
1468/***********************************************************/
1469/* machine registration */
1470
bdaf78e0 1471static QEMUMachine *first_machine = NULL;
6f338c34 1472QEMUMachine *current_machine = NULL;
cc1daa40
FB
1473
1474int qemu_register_machine(QEMUMachine *m)
1475{
1476 QEMUMachine **pm;
1477 pm = &first_machine;
1478 while (*pm != NULL)
1479 pm = &(*pm)->next;
1480 m->next = NULL;
1481 *pm = m;
1482 return 0;
1483}
1484
9596ebb7 1485static QEMUMachine *find_machine(const char *name)
cc1daa40
FB
1486{
1487 QEMUMachine *m;
1488
1489 for(m = first_machine; m != NULL; m = m->next) {
1490 if (!strcmp(m->name, name))
1491 return m;
3f6599e6
MM
1492 if (m->alias && !strcmp(m->alias, name))
1493 return m;
cc1daa40
FB
1494 }
1495 return NULL;
1496}
1497
2c8cffa5 1498QEMUMachine *find_default_machine(void)
0c257437
AL
1499{
1500 QEMUMachine *m;
1501
1502 for(m = first_machine; m != NULL; m = m->next) {
1503 if (m->is_default) {
1504 return m;
1505 }
1506 }
1507 return NULL;
1508}
1509
01d3c80d
AL
1510MachineInfoList *qmp_query_machines(Error **errp)
1511{
1512 MachineInfoList *mach_list = NULL;
1513 QEMUMachine *m;
1514
1515 for (m = first_machine; m; m = m->next) {
1516 MachineInfoList *entry;
1517 MachineInfo *info;
1518
1519 info = g_malloc0(sizeof(*info));
1520 if (m->is_default) {
1521 info->has_is_default = true;
1522 info->is_default = true;
1523 }
1524
1525 if (m->alias) {
1526 info->has_alias = true;
1527 info->alias = g_strdup(m->alias);
1528 }
1529
1530 info->name = g_strdup(m->name);
1531
1532 entry = g_malloc0(sizeof(*entry));
1533 entry->value = info;
1534 entry->next = mach_list;
1535 mach_list = entry;
1536 }
1537
1538 return mach_list;
1539}
1540
8a7ddc38
FB
1541/***********************************************************/
1542/* main execution loop */
1543
9596ebb7 1544static void gui_update(void *opaque)
8a7ddc38 1545{
7d957bd8 1546 uint64_t interval = GUI_REFRESH_INTERVAL;
740733bb 1547 DisplayState *ds = opaque;
87e487a1 1548 DisplayChangeListener *dcl;
7d957bd8
AL
1549
1550 dpy_refresh(ds);
1551
87e487a1 1552 QLIST_FOREACH(dcl, &ds->listeners, next) {
7d957bd8
AL
1553 if (dcl->gui_timer_interval &&
1554 dcl->gui_timer_interval < interval)
1555 interval = dcl->gui_timer_interval;
7d957bd8 1556 }
7bd427d8 1557 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
8a7ddc38
FB
1558}
1559
35c9e0a5
GH
1560void gui_setup_refresh(DisplayState *ds)
1561{
1562 DisplayChangeListener *dcl;
1563 bool need_timer = false;
a93a4a22
GH
1564 bool have_gfx = false;
1565 bool have_text = false;
35c9e0a5
GH
1566
1567 QLIST_FOREACH(dcl, &ds->listeners, next) {
1568 if (dcl->dpy_refresh != NULL) {
1569 need_timer = true;
a93a4a22
GH
1570 }
1571 if (dcl->dpy_gfx_update != NULL) {
1572 have_gfx = true;
1573 }
1574 if (dcl->dpy_text_update != NULL) {
1575 have_text = true;
35c9e0a5
GH
1576 }
1577 }
1578
1579 if (need_timer && ds->gui_timer == NULL) {
1580 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1581 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1582 }
1583 if (!need_timer && ds->gui_timer != NULL) {
1584 qemu_del_timer(ds->gui_timer);
1585 qemu_free_timer(ds->gui_timer);
1586 ds->gui_timer = NULL;
1587 }
a93a4a22
GH
1588
1589 ds->have_gfx = have_gfx;
1590 ds->have_text = have_text;
35c9e0a5
GH
1591}
1592
0bd48850
FB
1593struct vm_change_state_entry {
1594 VMChangeStateHandler *cb;
1595 void *opaque;
72cf2d4f 1596 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB
1597};
1598
72cf2d4f 1599static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB
1600
1601VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1602 void *opaque)
1603{
1604 VMChangeStateEntry *e;
1605
7267c094 1606 e = g_malloc0(sizeof (*e));
0bd48850
FB
1607
1608 e->cb = cb;
1609 e->opaque = opaque;
72cf2d4f 1610 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB
1611 return e;
1612}
1613
1614void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1615{
72cf2d4f 1616 QLIST_REMOVE (e, entries);
7267c094 1617 g_free (e);
0bd48850
FB
1618}
1619
1dfb4dd9 1620void vm_state_notify(int running, RunState state)
0bd48850
FB
1621{
1622 VMChangeStateEntry *e;
1623
1dfb4dd9 1624 trace_vm_state_notify(running, state);
94b0b5ff 1625
0bd48850 1626 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1627 e->cb(e->opaque, running, state);
0bd48850
FB
1628 }
1629}
1630
8a7ddc38
FB
1631void vm_start(void)
1632{
1354869c 1633 if (!runstate_is_running()) {
8a7ddc38 1634 cpu_enable_ticks();
0461d5a6
LC
1635 runstate_set(RUN_STATE_RUNNING);
1636 vm_state_notify(1, RUN_STATE_RUNNING);
d6dc3d42 1637 resume_all_vcpus();
6ed2c484 1638 monitor_protocol_event(QEVENT_RESUME, NULL);
8a7ddc38
FB
1639 }
1640}
1641
bb0c6722
FB
1642/* reset/shutdown handler */
1643
1644typedef struct QEMUResetEntry {
72cf2d4f 1645 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB
1646 QEMUResetHandler *func;
1647 void *opaque;
bb0c6722
FB
1648} QEMUResetEntry;
1649
72cf2d4f
BS
1650static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1651 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1652static int reset_requested;
f64622c4
GN
1653static int shutdown_requested, shutdown_signal = -1;
1654static pid_t shutdown_pid;
3475187d 1655static int powerdown_requested;
8cf71710 1656static int debug_requested;
95b363b5 1657static int suspend_requested;
14058196 1658static int wakeup_requested;
a9552c8e
IM
1659static NotifierList powerdown_notifiers =
1660 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH
1661static NotifierList suspend_notifiers =
1662 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1663static NotifierList wakeup_notifiers =
1664 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1665static uint32_t wakeup_reason_mask = ~0;
0461d5a6 1666static RunState vmstop_requested = RUN_STATE_MAX;
bb0c6722 1667
1291eb35
AP
1668int qemu_shutdown_requested_get(void)
1669{
1670 return shutdown_requested;
1671}
1672
1673int qemu_reset_requested_get(void)
1674{
1675 return reset_requested;
1676}
1677
4fdcac0e 1678static int qemu_shutdown_requested(void)
cf7a2fe2
AJ
1679{
1680 int r = shutdown_requested;
1681 shutdown_requested = 0;
1682 return r;
1683}
1684
4fdcac0e 1685static void qemu_kill_report(void)
f64622c4 1686{
c7f0f3b1 1687 if (!qtest_enabled() && shutdown_signal != -1) {
f1d3fb04
PM
1688 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1689 if (shutdown_pid == 0) {
1690 /* This happens for eg ^C at the terminal, so it's worth
1691 * avoiding printing an odd message in that case.
1692 */
1693 fputc('\n', stderr);
1694 } else {
953ffe0f 1695 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1696 }
f64622c4
GN
1697 shutdown_signal = -1;
1698 }
1699}
1700
4fdcac0e 1701static int qemu_reset_requested(void)
cf7a2fe2
AJ
1702{
1703 int r = reset_requested;
1704 reset_requested = 0;
1705 return r;
1706}
1707
95b363b5
GH
1708static int qemu_suspend_requested(void)
1709{
1710 int r = suspend_requested;
1711 suspend_requested = 0;
1712 return r;
1713}
1714
14058196
LC
1715static int qemu_wakeup_requested(void)
1716{
1717 int r = wakeup_requested;
1718 wakeup_requested = 0;
1719 return r;
1720}
1721
4fdcac0e 1722static int qemu_powerdown_requested(void)
cf7a2fe2
AJ
1723{
1724 int r = powerdown_requested;
1725 powerdown_requested = 0;
1726 return r;
1727}
1728
e568902a
AL
1729static int qemu_debug_requested(void)
1730{
1731 int r = debug_requested;
1732 debug_requested = 0;
1733 return r;
1734}
1735
0461d5a6 1736/* We use RUN_STATE_MAX but any invalid value will do */
0d45b702 1737static bool qemu_vmstop_requested(RunState *r)
6e29f5da 1738{
0461d5a6 1739 if (vmstop_requested < RUN_STATE_MAX) {
0d45b702 1740 *r = vmstop_requested;
0461d5a6 1741 vmstop_requested = RUN_STATE_MAX;
0d45b702
LC
1742 return true;
1743 }
1744
1745 return false;
6e29f5da
AL
1746}
1747
a08d4367 1748void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1749{
7267c094 1750 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1751
bb0c6722
FB
1752 re->func = func;
1753 re->opaque = opaque;
72cf2d4f 1754 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB
1755}
1756
dda9b29f 1757void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB
1758{
1759 QEMUResetEntry *re;
1760
72cf2d4f 1761 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1762 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1763 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1764 g_free(re);
dda9b29f
JK
1765 return;
1766 }
1767 }
1768}
1769
be522029 1770void qemu_devices_reset(void)
dda9b29f
JK
1771{
1772 QEMUResetEntry *re, *nre;
1773
1774 /* reset all devices */
72cf2d4f 1775 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB
1776 re->func(re->opaque);
1777 }
be522029
DG
1778}
1779
1780void qemu_system_reset(bool report)
1781{
1782 if (current_machine && current_machine->reset) {
1783 current_machine->reset();
1784 } else {
1785 qemu_devices_reset();
1786 }
e063eb1f
JK
1787 if (report) {
1788 monitor_protocol_event(QEVENT_RESET, NULL);
1789 }
ea375f9a 1790 cpu_synchronize_all_post_reset();
bb0c6722
FB
1791}
1792
1793void qemu_system_reset_request(void)
1794{
d1beab82
FB
1795 if (no_reboot) {
1796 shutdown_requested = 1;
1797 } else {
1798 reset_requested = 1;
1799 }
b4a3d965 1800 cpu_stop_current();
d9f75a4e 1801 qemu_notify_event();
bb0c6722
FB
1802}
1803
95b363b5
GH
1804static void qemu_system_suspend(void)
1805{
1806 pause_all_vcpus();
1807 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1808 runstate_set(RUN_STATE_SUSPENDED);
53370b78 1809 monitor_protocol_event(QEVENT_SUSPEND, NULL);
95b363b5
GH
1810}
1811
1812void qemu_system_suspend_request(void)
1813{
9abc62f6 1814 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH
1815 return;
1816 }
1817 suspend_requested = 1;
1818 cpu_stop_current();
1819 qemu_notify_event();
1820}
1821
1822void qemu_register_suspend_notifier(Notifier *notifier)
1823{
1824 notifier_list_add(&suspend_notifiers, notifier);
1825}
1826
1827void qemu_system_wakeup_request(WakeupReason reason)
1828{
9abc62f6 1829 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH
1830 return;
1831 }
1832 if (!(wakeup_reason_mask & (1 << reason))) {
1833 return;
1834 }
ad02b96a 1835 runstate_set(RUN_STATE_RUNNING);
95b363b5 1836 notifier_list_notify(&wakeup_notifiers, &reason);
14058196 1837 wakeup_requested = 1;
95b363b5 1838 qemu_notify_event();
95b363b5
GH
1839}
1840
1841void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1842{
1843 if (enabled) {
1844 wakeup_reason_mask |= (1 << reason);
1845 } else {
1846 wakeup_reason_mask &= ~(1 << reason);
1847 }
1848}
1849
1850void qemu_register_wakeup_notifier(Notifier *notifier)
1851{
1852 notifier_list_add(&wakeup_notifiers, notifier);
1853}
1854
f64622c4
GN
1855void qemu_system_killed(int signal, pid_t pid)
1856{
1857 shutdown_signal = signal;
1858 shutdown_pid = pid;
d9389b96 1859 no_shutdown = 0;
f64622c4
GN
1860 qemu_system_shutdown_request();
1861}
1862
bb0c6722
FB
1863void qemu_system_shutdown_request(void)
1864{
1865 shutdown_requested = 1;
d9f75a4e 1866 qemu_notify_event();
bb0c6722
FB
1867}
1868
013c2f15
IM
1869static void qemu_system_powerdown(void)
1870{
1871 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1872 notifier_list_notify(&powerdown_notifiers, NULL);
1873}
1874
3475187d
FB
1875void qemu_system_powerdown_request(void)
1876{
1877 powerdown_requested = 1;
d9f75a4e
AL
1878 qemu_notify_event();
1879}
1880
a9552c8e
IM
1881void qemu_register_powerdown_notifier(Notifier *notifier)
1882{
1883 notifier_list_add(&powerdown_notifiers, notifier);
1884}
1885
8cf71710
JK
1886void qemu_system_debug_request(void)
1887{
1888 debug_requested = 1;
83f338f7 1889 qemu_notify_event();
8cf71710
JK
1890}
1891
1dfb4dd9 1892void qemu_system_vmstop_request(RunState state)
8cf71710 1893{
1dfb4dd9 1894 vmstop_requested = state;
8cf71710
JK
1895 qemu_notify_event();
1896}
1897
99435906
PB
1898static bool main_loop_should_exit(void)
1899{
1900 RunState r;
1901 if (qemu_debug_requested()) {
1902 vm_stop(RUN_STATE_DEBUG);
1903 }
95b363b5
GH
1904 if (qemu_suspend_requested()) {
1905 qemu_system_suspend();
1906 }
99435906
PB
1907 if (qemu_shutdown_requested()) {
1908 qemu_kill_report();
1909 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1910 if (no_shutdown) {
1911 vm_stop(RUN_STATE_SHUTDOWN);
1912 } else {
1913 return true;
1914 }
1915 }
1916 if (qemu_reset_requested()) {
1917 pause_all_vcpus();
1918 cpu_synchronize_all_states();
1919 qemu_system_reset(VMRESET_REPORT);
1920 resume_all_vcpus();
1921 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1922 runstate_check(RUN_STATE_SHUTDOWN)) {
1923 runstate_set(RUN_STATE_PAUSED);
1924 }
1925 }
14058196
LC
1926 if (qemu_wakeup_requested()) {
1927 pause_all_vcpus();
1928 cpu_synchronize_all_states();
1929 qemu_system_reset(VMRESET_SILENT);
1930 resume_all_vcpus();
17c8660b 1931 monitor_protocol_event(QEVENT_WAKEUP, NULL);
14058196 1932 }
99435906 1933 if (qemu_powerdown_requested()) {
013c2f15 1934 qemu_system_powerdown();
99435906
PB
1935 }
1936 if (qemu_vmstop_requested(&r)) {
1937 vm_stop(r);
1938 }
1939 return false;
1940}
1941
43b96858
AL
1942static void main_loop(void)
1943{
c9f711a5 1944 bool nonblocking;
99435906 1945 int last_io = 0;
8e1b90ec
JK
1946#ifdef CONFIG_PROFILER
1947 int64_t ti;
1948#endif
99435906 1949 do {
c9f711a5 1950 nonblocking = !kvm_enabled() && last_io > 0;
89bfc105 1951#ifdef CONFIG_PROFILER
46481d39 1952 ti = profile_getclock();
89bfc105 1953#endif
c9f711a5 1954 last_io = main_loop_wait(nonblocking);
89bfc105 1955#ifdef CONFIG_PROFILER
46481d39 1956 dev_time += profile_getclock() - ti;
89bfc105 1957#endif
99435906 1958 } while (!main_loop_should_exit());
b4608c04
FB
1959}
1960
9bd7e6d9
PB
1961static void version(void)
1962{
f75ca1ae 1963 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB
1964}
1965
15f82208 1966static void help(int exitcode)
0824d6fc 1967{
a3adb7ad
ME
1968 version();
1969 printf("usage: %s [options] [disk_image]\n\n"
1970 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1971 error_get_progname());
1972
77bd1119
ME
1973#define QEMU_OPTIONS_GENERATE_HELP
1974#include "qemu-options-wrapper.h"
a3adb7ad
ME
1975
1976 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 1977 "ctrl-alt-f toggle full screen\n"
1978 "ctrl-alt-n switch to virtual console 'n'\n"
1979 "ctrl-alt toggle mouse and keyboard grab\n"
1980 "\n"
a3adb7ad
ME
1981 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1982
15f82208 1983 exit(exitcode);
0824d6fc
FB
1984}
1985
cd6f1169
FB
1986#define HAS_ARG 0x0001
1987
cd6f1169
FB
1988typedef struct QEMUOption {
1989 const char *name;
1990 int flags;
1991 int index;
ad96090a 1992 uint32_t arch_mask;
cd6f1169
FB
1993} QEMUOption;
1994
dbed7e40 1995static const QEMUOption qemu_options[] = {
ad96090a 1996 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME
1997#define QEMU_OPTIONS_GENERATE_OPTIONS
1998#include "qemu-options-wrapper.h"
cd6f1169 1999 { NULL },
fc01f7e7 2000};
a369da5f
BS
2001
2002static bool vga_available(void)
2003{
36b7f27d 2004 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS
2005}
2006
2007static bool cirrus_vga_available(void)
2008{
36b7f27d
AJ
2009 return object_class_by_name("cirrus-vga")
2010 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS
2011}
2012
2013static bool vmware_vga_available(void)
2014{
36b7f27d 2015 return object_class_by_name("vmware-svga");
a369da5f
BS
2016}
2017
879049a3
AJ
2018static bool qxl_vga_available(void)
2019{
2020 return object_class_by_name("qxl-vga");
2021}
2022
3893c124 2023static void select_vgahw (const char *p)
2024{
2025 const char *opts;
2026
86176759 2027 vga_interface_type = VGA_NONE;
3893c124 2028 if (strstart(p, "std", &opts)) {
a369da5f
BS
2029 if (vga_available()) {
2030 vga_interface_type = VGA_STD;
2031 } else {
2032 fprintf(stderr, "Error: standard VGA not available\n");
2033 exit(0);
2034 }
3893c124 2035 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS
2036 if (cirrus_vga_available()) {
2037 vga_interface_type = VGA_CIRRUS;
2038 } else {
2039 fprintf(stderr, "Error: Cirrus VGA not available\n");
2040 exit(0);
2041 }
3893c124 2042 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS
2043 if (vmware_vga_available()) {
2044 vga_interface_type = VGA_VMWARE;
2045 } else {
2046 fprintf(stderr, "Error: VMWare SVGA not available\n");
2047 exit(0);
2048 }
94909d9f 2049 } else if (strstart(p, "xenfb", &opts)) {
86176759 2050 vga_interface_type = VGA_XENFB;
a19cbfb3 2051 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ
2052 if (qxl_vga_available()) {
2053 vga_interface_type = VGA_QXL;
2054 } else {
2055 fprintf(stderr, "Error: QXL VGA not available\n");
2056 exit(0);
2057 }
28b85ed8 2058 } else if (!strstart(p, "none", &opts)) {
3893c124 2059 invalid_vga:
2060 fprintf(stderr, "Unknown vga type: %s\n", p);
2061 exit(1);
2062 }
cb5a7aa8 2063 while (*opts) {
2064 const char *nextopt;
2065
2066 if (strstart(opts, ",retrace=", &nextopt)) {
2067 opts = nextopt;
2068 if (strstart(opts, "dumb", &nextopt))
2069 vga_retrace_method = VGA_RETRACE_DUMB;
2070 else if (strstart(opts, "precise", &nextopt))
2071 vga_retrace_method = VGA_RETRACE_PRECISE;
2072 else goto invalid_vga;
2073 } else goto invalid_vga;
2074 opts = nextopt;
2075 }
3893c124 2076}
2077
1472a95b
JS
2078static DisplayType select_display(const char *p)
2079{
2080 const char *opts;
2081 DisplayType display = DT_DEFAULT;
2082
2083 if (strstart(p, "sdl", &opts)) {
2084#ifdef CONFIG_SDL
2085 display = DT_SDL;
2086 while (*opts) {
2087 const char *nextopt;
2088
2089 if (strstart(opts, ",frame=", &nextopt)) {
2090 opts = nextopt;
2091 if (strstart(opts, "on", &nextopt)) {
2092 no_frame = 0;
2093 } else if (strstart(opts, "off", &nextopt)) {
2094 no_frame = 1;
2095 } else {
05175535 2096 goto invalid_sdl_args;
1472a95b
JS
2097 }
2098 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2099 opts = nextopt;
2100 if (strstart(opts, "on", &nextopt)) {
2101 alt_grab = 1;
2102 } else if (strstart(opts, "off", &nextopt)) {
2103 alt_grab = 0;
2104 } else {
05175535 2105 goto invalid_sdl_args;
1472a95b
JS
2106 }
2107 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2108 opts = nextopt;
2109 if (strstart(opts, "on", &nextopt)) {
2110 ctrl_grab = 1;
2111 } else if (strstart(opts, "off", &nextopt)) {
2112 ctrl_grab = 0;
2113 } else {
05175535 2114 goto invalid_sdl_args;
1472a95b
JS
2115 }
2116 } else if (strstart(opts, ",window_close=", &nextopt)) {
2117 opts = nextopt;
2118 if (strstart(opts, "on", &nextopt)) {
2119 no_quit = 0;
2120 } else if (strstart(opts, "off", &nextopt)) {
2121 no_quit = 1;
2122 } else {
05175535 2123 goto invalid_sdl_args;
1472a95b
JS
2124 }
2125 } else {
05175535
PM
2126 invalid_sdl_args:
2127 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2128 exit(1);
1472a95b
JS
2129 }
2130 opts = nextopt;
2131 }
2132#else
2133 fprintf(stderr, "SDL support is disabled\n");
2134 exit(1);
2135#endif
3264ff12 2136 } else if (strstart(p, "vnc", &opts)) {
821601ea 2137#ifdef CONFIG_VNC
3264ff12
JS
2138 display_remote++;
2139
2140 if (*opts) {
2141 const char *nextopt;
2142
2143 if (strstart(opts, "=", &nextopt)) {
2144 vnc_display = nextopt;
2145 }
2146 }
2147 if (!vnc_display) {
2148 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2149 exit(1);
2150 }
821601ea
JS
2151#else
2152 fprintf(stderr, "VNC support is disabled\n");
2153 exit(1);
2154#endif
1472a95b
JS
2155 } else if (strstart(p, "curses", &opts)) {
2156#ifdef CONFIG_CURSES
2157 display = DT_CURSES;
2158#else
2159 fprintf(stderr, "Curses support is disabled\n");
2160 exit(1);
2161#endif
4171d32e
JS
2162 } else if (strstart(p, "none", &opts)) {
2163 display = DT_NONE;
1472a95b 2164 } else {
1472a95b
JS
2165 fprintf(stderr, "Unknown display type: %s\n", p);
2166 exit(1);
2167 }
2168
2169 return display;
2170}
2171
7d4c3d53
MA
2172static int balloon_parse(const char *arg)
2173{
382f0743 2174 QemuOpts *opts;
7d4c3d53 2175
382f0743
GH
2176 if (strcmp(arg, "none") == 0) {
2177 return 0;
2178 }
2179
2180 if (!strncmp(arg, "virtio", 6)) {
2181 if (arg[6] == ',') {
2182 /* have params -> parse them */
3329f07b 2183 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH
2184 if (!opts)
2185 return -1;
2186 } else {
2187 /* create empty opts */
e478b448 2188 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
7d4c3d53 2189 }
29f82b37 2190 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2191 return 0;
7d4c3d53 2192 }
382f0743
GH
2193
2194 return -1;
7d4c3d53 2195}
7d4c3d53 2196
5cea8590
PB
2197char *qemu_find_file(int type, const char *name)
2198{
2199 int len;
2200 const char *subdir;
2201 char *buf;
2202
31783203
PM
2203 /* Try the name as a straight path first */
2204 if (access(name, R_OK) == 0) {
7267c094 2205 return g_strdup(name);
5cea8590
PB
2206 }
2207 switch (type) {
2208 case QEMU_FILE_TYPE_BIOS:
2209 subdir = "";
2210 break;
2211 case QEMU_FILE_TYPE_KEYMAP:
2212 subdir = "keymaps/";
2213 break;
2214 default:
2215 abort();
2216 }
2217 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
7267c094 2218 buf = g_malloc0(len);
3a41759d 2219 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
5cea8590 2220 if (access(buf, R_OK)) {
7267c094 2221 g_free(buf);
5cea8590
PB
2222 return NULL;
2223 }
2224 return buf;
2225}
2226
ff952ba2
MA
2227static int device_help_func(QemuOpts *opts, void *opaque)
2228{
2229 return qdev_device_help(opts);
2230}
2231
f31d07d1
GH
2232static int device_init_func(QemuOpts *opts, void *opaque)
2233{
2234 DeviceState *dev;
2235
2236 dev = qdev_device_add(opts);
2237 if (!dev)
2238 return -1;
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
GH
2246 qemu_chr_new_from_opts(opts, NULL, &local_err);
2247 if (error_is_set(&local_err)) {
2248 fprintf(stderr, "%s\n", error_get_pretty(local_err));
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
2298 monitor_init(chr, flags);
2299 return 0;
2300}
2301
6ca5582d 2302static void monitor_parse(const char *optarg, const char *mode)
88589343
GH
2303{
2304 static int monitor_device_index = 0;
2305 QemuOpts *opts;
2306 const char *p;
2307 char label[32];
2308 int def = 0;
2309
2310 if (strstart(optarg, "chardev:", &p)) {
2311 snprintf(label, sizeof(label), "%s", p);
2312 } else {
140e065d
JK
2313 snprintf(label, sizeof(label), "compat_monitor%d",
2314 monitor_device_index);
2315 if (monitor_device_index == 0) {
88589343
GH
2316 def = 1;
2317 }
2318 opts = qemu_chr_parse_compat(label, optarg);
2319 if (!opts) {
2320 fprintf(stderr, "parse error: %s\n", optarg);
2321 exit(1);
2322 }
2323 }
2324
8be7e7e4 2325 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH
2326 if (!opts) {
2327 fprintf(stderr, "duplicate chardev: %s\n", label);
2328 exit(1);
2329 }
6ca5582d 2330 qemu_opt_set(opts, "mode", mode);
88589343
GH
2331 qemu_opt_set(opts, "chardev", label);
2332 if (def)
2333 qemu_opt_set(opts, "default", "on");
2334 monitor_device_index++;
2335}
2336
bd3c948d
GH
2337struct device_config {
2338 enum {
aee1b935
GH
2339 DEV_USB, /* -usbdevice */
2340 DEV_BT, /* -bt */
2341 DEV_SERIAL, /* -serial */
2342 DEV_PARALLEL, /* -parallel */
2343 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2344 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2345 DEV_GDB, /* -gdb, -s */
3ef669e1 2346 DEV_SCLP, /* s390 sclp */
bd3c948d
GH
2347 } type;
2348 const char *cmdline;
d9a5954d 2349 Location loc;
72cf2d4f 2350 QTAILQ_ENTRY(device_config) next;
bd3c948d 2351};
4fdcac0e
BS
2352
2353static QTAILQ_HEAD(, device_config) device_configs =
2354 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH
2355
2356static void add_device_config(int type, const char *cmdline)
2357{
2358 struct device_config *conf;
2359
7267c094 2360 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH
2361 conf->type = type;
2362 conf->cmdline = cmdline;
d9a5954d 2363 loc_save(&conf->loc);
72cf2d4f 2364 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH
2365}
2366
2367static int foreach_device_config(int type, int (*func)(const char *cmdline))
2368{
2369 struct device_config *conf;
2370 int rc;
2371
72cf2d4f 2372 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH
2373 if (conf->type != type)
2374 continue;
d9a5954d 2375 loc_push_restore(&conf->loc);
bd3c948d 2376 rc = func(conf->cmdline);
d9a5954d 2377 loc_pop(&conf->loc);
bd3c948d
GH
2378 if (0 != rc)
2379 return rc;
2380 }
2381 return 0;
2382}
2383
998bbd74
GH
2384static int serial_parse(const char *devname)
2385{
2386 static int index = 0;
2387 char label[32];
2388
2389 if (strcmp(devname, "none") == 0)
2390 return 0;
2391 if (index == MAX_SERIAL_PORTS) {
2392 fprintf(stderr, "qemu: too many serial ports\n");
2393 exit(1);
2394 }
2395 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2396 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2397 if (!serial_hds[index]) {
52d06136
PM
2398 fprintf(stderr, "qemu: could not connect serial device"
2399 " to character backend '%s'\n", devname);
998bbd74
GH
2400 return -1;
2401 }
2402 index++;
2403 return 0;
2404}
2405
6a5e8b0e
GH
2406static int parallel_parse(const char *devname)
2407{
2408 static int index = 0;
2409 char label[32];
2410
2411 if (strcmp(devname, "none") == 0)
2412 return 0;
2413 if (index == MAX_PARALLEL_PORTS) {
2414 fprintf(stderr, "qemu: too many parallel ports\n");
2415 exit(1);
2416 }
2417 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2418 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2419 if (!parallel_hds[index]) {
52d06136
PM
2420 fprintf(stderr, "qemu: could not connect parallel device"
2421 " to character backend '%s'\n", devname);
6a5e8b0e
GH
2422 return -1;
2423 }
2424 index++;
2425 return 0;
2426}
2427
aee1b935
GH
2428static int virtcon_parse(const char *devname)
2429{
3329f07b 2430 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH
2431 static int index = 0;
2432 char label[32];
392ecf54 2433 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH
2434
2435 if (strcmp(devname, "none") == 0)
2436 return 0;
2437 if (index == MAX_VIRTIO_CONSOLES) {
2438 fprintf(stderr, "qemu: too many virtio consoles\n");
2439 exit(1);
2440 }
392ecf54 2441
e478b448 2442 bus_opts = qemu_opts_create_nofail(device);
e87f7fc6
AL
2443 if (arch_type == QEMU_ARCH_S390X) {
2444 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2445 } else {
2446 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2447 }
392ecf54 2448
e478b448 2449 dev_opts = qemu_opts_create_nofail(device);
392ecf54
AS
2450 qemu_opt_set(dev_opts, "driver", "virtconsole");
2451
aee1b935 2452 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2453 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2454 if (!virtcon_hds[index]) {
52d06136
PM
2455 fprintf(stderr, "qemu: could not connect virtio console"
2456 " to character backend '%s'\n", devname);
aee1b935
GH
2457 return -1;
2458 }
392ecf54
AS
2459 qemu_opt_set(dev_opts, "chardev", label);
2460
aee1b935
GH
2461 index++;
2462 return 0;
2463}
2464
3ef669e1
AG
2465static int sclp_parse(const char *devname)
2466{
2467 QemuOptsList *device = qemu_find_opts("device");
2468 static int index = 0;
2469 char label[32];
2470 QemuOpts *dev_opts;
2471
2472 if (strcmp(devname, "none") == 0) {
2473 return 0;
2474 }
2475 if (index == MAX_SCLP_CONSOLES) {
2476 fprintf(stderr, "qemu: too many sclp consoles\n");
2477 exit(1);
2478 }
2479
2480 assert(arch_type == QEMU_ARCH_S390X);
2481
2482 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2483 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2484
2485 snprintf(label, sizeof(label), "sclpcon%d", index);
2486 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2487 if (!sclp_hds[index]) {
2488 fprintf(stderr, "qemu: could not connect sclp console"
2489 " to character backend '%s'\n", devname);
2490 return -1;
2491 }
2492 qemu_opt_set(dev_opts, "chardev", label);
2493
2494 index++;
2495 return 0;
2496}
2497
c9f398e5
PA
2498static int debugcon_parse(const char *devname)
2499{
2500 QemuOpts *opts;
2501
27143a44 2502 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA
2503 exit(1);
2504 }
8be7e7e4 2505 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA
2506 if (!opts) {
2507 fprintf(stderr, "qemu: already have a debugcon device\n");
2508 exit(1);
2509 }
2510 qemu_opt_set(opts, "driver", "isa-debugcon");
2511 qemu_opt_set(opts, "chardev", "debugcon");
2512 return 0;
2513}
2514
9052ea6b
JK
2515static QEMUMachine *machine_parse(const char *name)
2516{
2517 QEMUMachine *m, *machine = NULL;
2518
2519 if (name) {
2520 machine = find_machine(name);
2521 }
2522 if (machine) {
2523 return machine;
2524 }
2525 printf("Supported machines are:\n");
2526 for (m = first_machine; m != NULL; m = m->next) {
2527 if (m->alias) {
3b26486a 2528 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
9052ea6b 2529 }
3b26486a 2530 printf("%-20s %s%s\n", m->name, m->desc,
9052ea6b
JK
2531 m->is_default ? " (default)" : "");
2532 }
c8057f95 2533 exit(!name || !is_help_option(name));
9052ea6b
JK
2534}
2535
303d4e86
AP
2536static int tcg_init(void)
2537{
d5ab9713 2538 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP
2539 return 0;
2540}
2541
2542static struct {
2543 const char *opt_name;
2544 const char *name;
2545 int (*available)(void);
2546 int (*init)(void);
2547 int *allowed;
2548} accel_list[] = {
2549 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2550 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2551 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
c7f0f3b1 2552 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
303d4e86
AP
2553};
2554
2555static int configure_accelerator(void)
2556{
2557 const char *p = NULL;
2558 char buf[10];
2559 int i, ret;
217e21be 2560 bool accel_initialised = false;
2561 bool init_failed = false;
303d4e86
AP
2562
2563 QemuOptsList *list = qemu_find_opts("machine");
2564 if (!QTAILQ_EMPTY(&list->head)) {
2565 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2566 }
2567
2568 if (p == NULL) {
2569 /* Use the default "accelerator", tcg */
2570 p = "tcg";
2571 }
2572
1b785a97 2573 while (!accel_initialised && *p != '\0') {
303d4e86
AP
2574 if (*p == ':') {
2575 p++;
2576 }
2577 p = get_opt_name(buf, sizeof (buf), p, ':');
2578 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2579 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93 2580 if (!accel_list[i].available()) {
2581 printf("%s not supported for this target\n",
2582 accel_list[i].name);
2583 continue;
2584 }
a16c53b1 2585 *(accel_list[i].allowed) = 1;
303d4e86
AP
2586 ret = accel_list[i].init();
2587 if (ret < 0) {
217e21be 2588 init_failed = true;
e3c66d93 2589 fprintf(stderr, "failed to initialize %s: %s\n",
2590 accel_list[i].name,
2591 strerror(-ret));
a16c53b1 2592 *(accel_list[i].allowed) = 0;
303d4e86 2593 } else {
217e21be 2594 accel_initialised = true;
303d4e86
AP
2595 }
2596 break;
2597 }
2598 }
2599 if (i == ARRAY_SIZE(accel_list)) {
2600 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2601 }
2602 }
2603
1b785a97 2604 if (!accel_initialised) {
217e21be 2605 if (!init_failed) {
2606 fprintf(stderr, "No accelerator found!\n");
2607 }
303d4e86
AP
2608 exit(1);
2609 }
2610
2611 if (init_failed) {
2612 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2613 }
2614
1b785a97 2615 return !accel_initialised;
303d4e86
AP
2616}
2617
fd42deeb
GH
2618void qemu_add_exit_notifier(Notifier *notify)
2619{
2620 notifier_list_add(&exit_notifiers, notify);
2621}
2622
2623void qemu_remove_exit_notifier(Notifier *notify)
2624{
31552529 2625 notifier_remove(notify);
fd42deeb
GH
2626}
2627
2628static void qemu_run_exit_notifiers(void)
2629{
9e8dd451 2630 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH
2631}
2632
4cab946a
GN
2633void qemu_add_machine_init_done_notifier(Notifier *notify)
2634{
2635 notifier_list_add(&machine_init_done_notifiers, notify);
2636}
2637
2638static void qemu_run_machine_init_done_notifiers(void)
2639{
9e8dd451 2640 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN
2641}
2642
6530a97b
AL
2643static const QEMUOption *lookup_opt(int argc, char **argv,
2644 const char **poptarg, int *poptind)
2645{
2646 const QEMUOption *popt;
2647 int optind = *poptind;
2648 char *r = argv[optind];
2649 const char *optarg;
2650
0f0bc3f1 2651 loc_set_cmdline(argv, optind, 1);
6530a97b
AL
2652 optind++;
2653 /* Treat --foo the same as -foo. */
2654 if (r[1] == '-')
2655 r++;
2656 popt = qemu_options;
2657 for(;;) {
2658 if (!popt->name) {
0f0bc3f1 2659 error_report("invalid option");
6530a97b
AL
2660 exit(1);
2661 }
2662 if (!strcmp(popt->name, r + 1))
2663 break;
2664 popt++;
2665 }
2666 if (popt->flags & HAS_ARG) {
2667 if (optind >= argc) {
0f0bc3f1 2668 error_report("requires an argument");
6530a97b
AL
2669 exit(1);
2670 }
2671 optarg = argv[optind++];
0f0bc3f1 2672 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL
2673 } else {
2674 optarg = NULL;
2675 }
2676
2677 *poptarg = optarg;
2678 *poptind = optind;
2679
2680 return popt;
2681}
2682
0750112a
AL
2683static gpointer malloc_and_trace(gsize n_bytes)
2684{
2685 void *ptr = malloc(n_bytes);
a74cd8cc 2686 trace_g_malloc(n_bytes, ptr);
0750112a
AL
2687 return ptr;
2688}
2689
2690static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2691{
2692 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2693 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL
2694 return ptr;
2695}
2696
2697static void free_and_trace(gpointer mem)
2698{
a74cd8cc 2699 trace_g_free(mem);
0750112a
AL
2700 free(mem);
2701}
2702
68d98d3e
AL
2703static int object_set_property(const char *name, const char *value, void *opaque)
2704{
2705 Object *obj = OBJECT(opaque);
2706 StringInputVisitor *siv;
2707 Error *local_err = NULL;
2708
2709 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2710 return 0;
2711 }
2712
2713 siv = string_input_visitor_new(value);
2714 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2715 string_input_visitor_cleanup(siv);
2716
2717 if (local_err) {
2718 qerror_report_err(local_err);
2719 error_free(local_err);
2720 return -1;
2721 }
2722
2723 return 0;
2724}
2725
2726static int object_create(QemuOpts *opts, void *opaque)
2727{
2728 const char *type = qemu_opt_get(opts, "qom-type");
2729 const char *id = qemu_opts_id(opts);
2730 Object *obj;
2731
2732 g_assert(type != NULL);
2733
2734 if (id == NULL) {
2735 qerror_report(QERR_MISSING_PARAMETER, "id");
2736 return -1;
2737 }
2738
2739 obj = object_new(type);
2740 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2741 return -1;
2742 }
2743
2744 object_property_add_child(container_get(object_get_root(), "/objects"),
2745 id, obj, NULL);
2746
2747 return 0;
2748}
2749
902b3d5c 2750int main(int argc, char **argv, char **envp)
0824d6fc 2751{
e4bcb14c 2752 int i;
da1fcfda 2753 int snapshot, linux_boot;
4e3de9e9 2754 const char *icount_option = NULL;
7f7f9873 2755 const char *initrd_filename;
a20dd508 2756 const char *kernel_filename, *kernel_cmdline;
e4ada29e 2757 char boot_devices[33] = "";
3023f332 2758 DisplayState *ds;
9f227bc3 2759 int cyls, heads, secs, translation;
2760 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
03b0ba70 2761 QemuOptsList *olist;
cd6f1169 2762 int optind;
6530a97b 2763 const char *optarg;
d63d307f 2764 const char *loadvm = NULL;
cc1daa40 2765 QEMUMachine *machine;
94fc95cd 2766 const char *cpu_model;
7f1b17f2 2767 const char *vga_model = "none";
93815bc2 2768 const char *pid_file = NULL;
5bb7910a 2769 const char *incoming = NULL;
821601ea 2770#ifdef CONFIG_VNC
993fbfdb 2771 int show_vnc_port = 0;
821601ea 2772#endif
3ed2d9ee 2773 bool defconfig = true;
f29a5614 2774 bool userconfig = true;
c235d738
MF
2775 const char *log_mask = NULL;
2776 const char *log_file = NULL;
0750112a
AL
2777 GMemVTable mem_trace = {
2778 .malloc = malloc_and_trace,
2779 .realloc = realloc_and_trace,
2780 .free = free_and_trace,
2781 };
23d15e86 2782 const char *trace_events = NULL;
e4858974 2783 const char *trace_file = NULL;
0b5538c3 2784
fd42deeb 2785 atexit(qemu_run_exit_notifiers);
65abca0a
MA
2786 error_set_progname(argv[0]);
2787
0750112a 2788 g_mem_set_vtable(&mem_trace);
db529aab 2789 if (!g_thread_supported()) {
42ed3727 2790#if !GLIB_CHECK_VERSION(2, 31, 0)
db529aab 2791 g_thread_init(NULL);
42ed3727
AL
2792#else
2793 fprintf(stderr, "glib threading failed to initialize.\n");
2794 exit(1);
2795#endif
db529aab 2796 }
0750112a 2797
1b71f7c1
AF
2798 module_call_init(MODULE_INIT_QOM);
2799
4d454574
PB
2800 qemu_add_opts(&qemu_drive_opts);
2801 qemu_add_opts(&qemu_chardev_opts);
2802 qemu_add_opts(&qemu_device_opts);
2803 qemu_add_opts(&qemu_netdev_opts);
2804 qemu_add_opts(&qemu_net_opts);
2805 qemu_add_opts(&qemu_rtc_opts);
2806 qemu_add_opts(&qemu_global_opts);
2807 qemu_add_opts(&qemu_mon_opts);
2808 qemu_add_opts(&qemu_trace_opts);
2809 qemu_add_opts(&qemu_option_rom_opts);
2810 qemu_add_opts(&qemu_machine_opts);
2811 qemu_add_opts(&qemu_boot_opts);
2812 qemu_add_opts(&qemu_sandbox_opts);
2813 qemu_add_opts(&qemu_add_fd_opts);
2814 qemu_add_opts(&qemu_object_opts);
2815
5db9d4d1
LC
2816 runstate_init();
2817
6875204c 2818 init_clocks();
2ff68d07 2819 rtc_clock = host_clock;
6875204c 2820
902b3d5c 2821 qemu_cache_utils_init(envp);
2822
72cf2d4f 2823 QLIST_INIT (&vm_change_state_head);
fe98ac14 2824 os_setup_early_signal_handling();
be995c27 2825
f80f9ec9 2826 module_call_init(MODULE_INIT_MACHINE);
0c257437 2827 machine = find_default_machine();
94fc95cd 2828 cpu_model = NULL;
4fc5d071 2829 ram_size = 0;
33e3963e 2830 snapshot = 0;
9f227bc3 2831 cyls = heads = secs = 0;
2832 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 2833
268a362c
AL
2834 for (i = 0; i < MAX_NODES; i++) {
2835 node_mem[i] = 0;
ee785fed 2836 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
268a362c
AL
2837 }
2838
268a362c 2839 nb_numa_nodes = 0;
7c9d8e07 2840 nb_nics = 0;
3b46e624 2841
41bd639b
BS
2842 autostart= 1;
2843
292444cb
AL
2844 /* first pass of option parsing */
2845 optind = 1;
2846 while (optind < argc) {
2847 if (argv[optind][0] != '-') {
2848 /* disk image */
28e68d68 2849 optind++;
292444cb
AL
2850 continue;
2851 } else {
2852 const QEMUOption *popt;
2853
2854 popt = lookup_opt(argc, argv, &optarg, &optind);
2855 switch (popt->index) {
2856 case QEMU_OPTION_nodefconfig:
3ed2d9ee 2857 defconfig = false;
292444cb 2858 break;
f29a5614
EH
2859 case QEMU_OPTION_nouserconfig:
2860 userconfig = false;
2861 break;
292444cb
AL
2862 }
2863 }
2864 }
2865
2866 if (defconfig) {
dcfb0939 2867 int ret;
f29a5614 2868 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 2869 if (ret < 0) {
dcfb0939 2870 exit(1);
292444cb
AL
2871 }
2872 }
2873
2874 /* second pass of option parsing */
cd6f1169 2875 optind = 1;
0824d6fc 2876 for(;;) {
cd6f1169 2877 if (optind >= argc)
0824d6fc 2878 break;
6530a97b 2879 if (argv[optind][0] != '-') {
9f227bc3 2880 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB
2881 } else {
2882 const QEMUOption *popt;
2883
6530a97b 2884 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS
2885 if (!(popt->arch_mask & arch_type)) {
2886 printf("Option %s not supported for this target\n", popt->name);
2887 exit(1);
2888 }
cd6f1169 2889 switch(popt->index) {
cc1daa40 2890 case QEMU_OPTION_M:
9052ea6b 2891 machine = machine_parse(optarg);
cc1daa40 2892 break;
e43d594e
JK
2893 case QEMU_OPTION_no_kvm_irqchip: {
2894 olist = qemu_find_opts("machine");
2895 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2896 break;
2897 }
94fc95cd
JM
2898 case QEMU_OPTION_cpu:
2899 /* hw initialization will check this */
ecf40bea 2900 cpu_model = optarg;
94fc95cd 2901 break;
cd6f1169 2902 case QEMU_OPTION_hda:
9f227bc3 2903 {
2904 char buf[256];
2905 if (cyls == 0)
2906 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2907 else
2908 snprintf(buf, sizeof(buf),
2909 "%s,cyls=%d,heads=%d,secs=%d%s",
2910 HD_OPTS , cyls, heads, secs,
2911 translation == BIOS_ATA_TRANSLATION_LBA ?
2912 ",trans=lba" :
2913 translation == BIOS_ATA_TRANSLATION_NONE ?
2914 ",trans=none" : "");
2915 drive_add(IF_DEFAULT, 0, optarg, buf);
2916 break;
2917 }
cd6f1169 2918 case QEMU_OPTION_hdb:
cc1daa40
FB
2919 case QEMU_OPTION_hdc:
2920 case QEMU_OPTION_hdd:
2292ddae
MA
2921 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2922 HD_OPTS);
fc01f7e7 2923 break;
e4bcb14c 2924 case QEMU_OPTION_drive:
e2982c3a
MT
2925 if (drive_def(optarg) == NULL) {
2926 exit(1);
2927 }
e4bcb14c 2928 break;
d058fe03
GH
2929 case QEMU_OPTION_set:
2930 if (qemu_set_option(optarg) != 0)
2931 exit(1);
2932 break;
d0fef6fb
GH
2933 case QEMU_OPTION_global:
2934 if (qemu_global_option(optarg) != 0)
2935 exit(1);
2936 break;
3e3d5815 2937 case QEMU_OPTION_mtdblock:
2292ddae 2938 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 2939 break;
a1bb27b1 2940 case QEMU_OPTION_sd:
2292ddae 2941 drive_add(IF_SD, 0, optarg, SD_OPTS);
a1bb27b1 2942 break;
86f55663 2943 case QEMU_OPTION_pflash:
2292ddae 2944 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 2945 break;
cd6f1169 2946 case QEMU_OPTION_snapshot:
33e3963e
FB
2947 snapshot = 1;
2948 break;
cd6f1169 2949 case QEMU_OPTION_hdachs:
330d0414 2950 {
330d0414
FB
2951 const char *p;
2952 p = optarg;
2953 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB
2954 if (cyls < 1 || cyls > 16383)
2955 goto chs_fail;
330d0414
FB
2956 if (*p != ',')
2957 goto chs_fail;
2958 p++;
2959 heads = strtol(p, (char **)&p, 0);
46d4767d
FB
2960 if (heads < 1 || heads > 16)
2961 goto chs_fail;
330d0414
FB
2962 if (*p != ',')
2963 goto chs_fail;
2964 p++;
2965 secs = strtol(p, (char **)&p, 0);
46d4767d
FB
2966 if (secs < 1 || secs > 63)
2967 goto chs_fail;
2968 if (*p == ',') {
2969 p++;
2970 if (!strcmp(p, "none"))
2971 translation = BIOS_ATA_TRANSLATION_NONE;
2972 else if (!strcmp(p, "lba"))
2973 translation = BIOS_ATA_TRANSLATION_LBA;
2974 else if (!strcmp(p, "auto"))
2975 translation = BIOS_ATA_TRANSLATION_AUTO;
2976 else
2977 goto chs_fail;
2978 } else if (*p != '\0') {
c4b1fcc0 2979 chs_fail:
46d4767d
FB
2980 fprintf(stderr, "qemu: invalid physical CHS format\n");
2981 exit(1);
c4b1fcc0 2982 }
9f227bc3 2983 if (hda_opts != NULL) {
9dfd7c7a
GH
2984 char num[16];
2985 snprintf(num, sizeof(num), "%d", cyls);
2986 qemu_opt_set(hda_opts, "cyls", num);
2987 snprintf(num, sizeof(num), "%d", heads);
2988 qemu_opt_set(hda_opts, "heads", num);
2989 snprintf(num, sizeof(num), "%d", secs);
2990 qemu_opt_set(hda_opts, "secs", num);
2991 if (translation == BIOS_ATA_TRANSLATION_LBA)
2992 qemu_opt_set(hda_opts, "trans", "lba");
2993 if (translation == BIOS_ATA_TRANSLATION_NONE)
2994 qemu_opt_set(hda_opts, "trans", "none");
2995 }
330d0414
FB
2996 }
2997 break;
268a362c
AL
2998 case QEMU_OPTION_numa:
2999 if (nb_numa_nodes >= MAX_NODES) {
3000 fprintf(stderr, "qemu: too many NUMA nodes\n");
3001 exit(1);
3002 }
3003 numa_add(optarg);
3004 break;
1472a95b
JS
3005 case QEMU_OPTION_display:
3006 display_type = select_display(optarg);
3007 break;
cd6f1169 3008 case QEMU_OPTION_nographic:
993fbfdb 3009 display_type = DT_NOGRAPHIC;
a20dd508 3010 break;
4d3b6f6e 3011 case QEMU_OPTION_curses:
47b05369 3012#ifdef CONFIG_CURSES
993fbfdb 3013 display_type = DT_CURSES;
47b05369
JS
3014#else
3015 fprintf(stderr, "Curses support is disabled\n");
3016 exit(1);
4d3b6f6e 3017#endif
47b05369 3018 break;
a171fe39 3019 case QEMU_OPTION_portrait:
9312805d
VK
3020 graphic_rotate = 90;
3021 break;
3022 case QEMU_OPTION_rotate:
3023 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3024 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3025 graphic_rotate != 180 && graphic_rotate != 270) {
3026 fprintf(stderr,
3027 "qemu: only 90, 180, 270 deg rotation is available\n");
3028 exit(1);
3029 }
a171fe39 3030 break;
cd6f1169 3031 case QEMU_OPTION_kernel:
a0abe474
PM
3032 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3033 break;
3034 case QEMU_OPTION_initrd:
3035 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3036 break;
cd6f1169 3037 case QEMU_OPTION_append:
a0abe474 3038 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3039 break;
412beee6
GL
3040 case QEMU_OPTION_dtb:
3041 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3042 break;
cd6f1169 3043 case QEMU_OPTION_cdrom:
2292ddae 3044 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3045 break;
cd6f1169 3046 case QEMU_OPTION_boot:
28c5af54 3047 {
ef3adf68 3048 static const char * const params[] = {
3d3b8303 3049 "order", "once", "menu",
ac05f349
AK
3050 "splash", "splash-time",
3051 "reboot-timeout", NULL
ef3adf68
JK
3052 };
3053 char buf[sizeof(boot_devices)];
e0f084bf 3054 char *standard_boot_devices;
ef3adf68
JK
3055 int legacy = 0;
3056
3057 if (!strchr(optarg, '=')) {
3058 legacy = 1;
3059 pstrcpy(buf, sizeof(buf), optarg);
3060 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3061 fprintf(stderr,
3062 "qemu: unknown boot parameter '%s' in '%s'\n",
3063 buf, optarg);
3064 exit(1);
3065 }
3066
3067 if (legacy ||
3068 get_param_value(buf, sizeof(buf), "order", optarg)) {
4e9e9d6e 3069 validate_bootdevices(buf);
ef3adf68 3070 pstrcpy(boot_devices, sizeof(boot_devices), buf);
28c5af54 3071 }
e0f084bf
JK
3072 if (!legacy) {
3073 if (get_param_value(buf, sizeof(buf),
3074 "once", optarg)) {
4e9e9d6e 3075 validate_bootdevices(buf);
7267c094 3076 standard_boot_devices = g_strdup(boot_devices);
e0f084bf
JK
3077 pstrcpy(boot_devices, sizeof(boot_devices), buf);
3078 qemu_register_reset(restore_boot_devices,
3079 standard_boot_devices);
3080 }
95387491
JK
3081 if (get_param_value(buf, sizeof(buf),
3082 "menu", optarg)) {
3083 if (!strcmp(buf, "on")) {
3084 boot_menu = 1;
3085 } else if (!strcmp(buf, "off")) {
3086 boot_menu = 0;
3087 } else {
3088 fprintf(stderr,
3089 "qemu: invalid option value '%s'\n",
3090 buf);
3091 exit(1);
3092 }
3093 }
3d3b8303 3094 qemu_opts_parse(qemu_find_opts("boot-opts"),
3095 optarg, 0);
e0f084bf 3096 }
36b486bb
FB
3097 }
3098 break;
cd6f1169 3099 case QEMU_OPTION_fda:
cd6f1169 3100 case QEMU_OPTION_fdb:
2292ddae
MA
3101 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3102 optarg, FD_OPTS);
c45886db 3103 break;
52ca8d6a
FB
3104 case QEMU_OPTION_no_fd_bootchk:
3105 fd_bootchk = 0;
3106 break;
a1ea458f 3107 case QEMU_OPTION_netdev:
3329f07b 3108 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM
3109 exit(1);
3110 }
3111 break;
7c9d8e07 3112 case QEMU_OPTION_net:
3329f07b 3113 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB
3114 exit(1);
3115 }
702c651c 3116 break;
f9dadc98
RS
3117#ifdef CONFIG_LIBISCSI
3118 case QEMU_OPTION_iscsi:
3119 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3120 if (!opts) {
3121 exit(1);
3122 }
3123 break;
3124#endif
c7f74643
FB
3125#ifdef CONFIG_SLIRP
3126 case QEMU_OPTION_tftp:
ad196a9d 3127 legacy_tftp_prefix = optarg;
9bf05444 3128 break;
47d5d01a 3129 case QEMU_OPTION_bootp:
ad196a9d 3130 legacy_bootp_filename = optarg;
47d5d01a 3131 break;
9bf05444 3132 case QEMU_OPTION_redir:
0752706d
MA
3133 if (net_slirp_redir(optarg) < 0)
3134 exit(1);
9bf05444 3135 break;
c7f74643 3136#endif
dc72ac14 3137 case QEMU_OPTION_bt:
bd3c948d 3138 add_device_config(DEV_BT, optarg);
dc72ac14 3139 break;
1d14ffa9 3140 case QEMU_OPTION_audio_help:
ad96090a
BS
3141 if (!(audio_available())) {
3142 printf("Option %s not supported for this target\n", popt->name);
3143 exit(1);
3144 }
1d14ffa9
FB
3145 AUD_help ();
3146 exit (0);
3147 break;
3148 case QEMU_OPTION_soundhw:
ad96090a
BS
3149 if (!(audio_available())) {
3150 printf("Option %s not supported for this target\n", popt->name);
3151 exit(1);
3152 }
1d14ffa9
FB
3153 select_soundhw (optarg);
3154 break;
cd6f1169 3155 case QEMU_OPTION_h:
15f82208 3156 help(0);
cd6f1169 3157 break;
9bd7e6d9
PB
3158 case QEMU_OPTION_version:
3159 version();
3160 exit(0);
3161 break;
00f82b8a 3162 case QEMU_OPTION_m: {
70b4f4bb 3163 int64_t value;
ff961015 3164 uint64_t sz;
961b42b9 3165 char *end;
9f9b17a4 3166
961b42b9
MA
3167 value = strtosz(optarg, &end);
3168 if (value < 0 || *end) {
00f82b8a 3169 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
cd6f1169
FB
3170 exit(1);
3171 }
ff961015
MA
3172 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3173 ram_size = sz;
3174 if (ram_size != sz) {
00f82b8a
AJ
3175 fprintf(stderr, "qemu: ram size too large\n");
3176 exit(1);
3177 }
cd6f1169 3178 break;
00f82b8a 3179 }
c902760f
MT
3180 case QEMU_OPTION_mempath:
3181 mem_path = optarg;
3182 break;
3183#ifdef MAP_POPULATE
3184 case QEMU_OPTION_mem_prealloc:
3185 mem_prealloc = 1;
3186 break;
3187#endif
cd6f1169 3188 case QEMU_OPTION_d:
c235d738
MF
3189 log_mask = optarg;
3190 break;
3191 case QEMU_OPTION_D:
3192 log_file = optarg;
cd6f1169 3193 break;
cd6f1169 3194 case QEMU_OPTION_s:
ef0c4a0d 3195 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3196 break;
59030a8c 3197 case QEMU_OPTION_gdb:
ef0c4a0d 3198 add_device_config(DEV_GDB, optarg);
cd6f1169 3199 break;
cd6f1169 3200 case QEMU_OPTION_L:
5cea8590 3201 data_dir = optarg;
cd6f1169 3202 break;
1192dad8
JM
3203 case QEMU_OPTION_bios:
3204 bios_name = optarg;
3205 break;
1b530a6d
AJ
3206 case QEMU_OPTION_singlestep:
3207 singlestep = 1;
3208 break;
cd6f1169 3209 case QEMU_OPTION_S:
3c07f8e8 3210 autostart = 0;
cd6f1169 3211 break;
3d11d0eb
FB
3212 case QEMU_OPTION_k:
3213 keyboard_layout = optarg;
3214 break;
ee22c2f7
FB
3215 case QEMU_OPTION_localtime:
3216 rtc_utc = 0;
3217 break;
3893c124 3218 case QEMU_OPTION_vga:
a369da5f 3219 vga_model = optarg;
7f1b17f2 3220 default_vga = 0;
1bfe856e 3221 break;
e9b137c2
FB
3222 case QEMU_OPTION_g:
3223 {
3224 const char *p;
3225 int w, h, depth;
3226 p = optarg;
3227 w = strtol(p, (char **)&p, 10);
3228 if (w <= 0) {
3229 graphic_error:
3230 fprintf(stderr, "qemu: invalid resolution or depth\n");
3231 exit(1);
3232 }
3233 if (*p != 'x')
3234 goto graphic_error;
3235 p++;
3236 h = strtol(p, (char **)&p, 10);
3237 if (h <= 0)
3238 goto graphic_error;
3239 if (*p == 'x') {
3240 p++;
3241 depth = strtol(p, (char **)&p, 10);
5fafdf24 3242 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB
3243 depth != 24 && depth != 32)
3244 goto graphic_error;
3245 } else if (*p == '\0') {
3246 depth = graphic_depth;
3247 } else {
3248 goto graphic_error;
3249 }
3b46e624 3250
e9b137c2
FB
3251 graphic_width = w;
3252 graphic_height = h;
3253 graphic_depth = depth;
3254 }
3255 break;
20d8a3ed
TS
3256 case QEMU_OPTION_echr:
3257 {
3258 char *r;
3259 term_escape_char = strtol(optarg, &r, 0);
3260 if (r == optarg)
3261 printf("Bad argument to echr\n");
3262 break;
3263 }
82c643ff 3264 case QEMU_OPTION_monitor:
6ca5582d
GH
3265 monitor_parse(optarg, "readline");
3266 default_monitor = 0;
3267 break;
3268 case QEMU_OPTION_qmp:
3269 monitor_parse(optarg, "control");
2d114dc1 3270 default_monitor = 0;
82c643ff 3271 break;
22a0e04b 3272 case QEMU_OPTION_mon:
3329f07b 3273 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3274 if (!opts) {
22a0e04b
GH
3275 exit(1);
3276 }
2d114dc1 3277 default_monitor = 0;
22a0e04b 3278 break;
191bc01b 3279 case QEMU_OPTION_chardev:
3329f07b 3280 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3281 if (!opts) {
191bc01b
GH
3282 exit(1);
3283 }
191bc01b 3284 break;
74db920c 3285 case QEMU_OPTION_fsdev:
03b0ba70
GH
3286 olist = qemu_find_opts("fsdev");
3287 if (!olist) {
3288 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3289 exit(1);
3290 }
3291 opts = qemu_opts_parse(olist, optarg, 1);
74db920c
GS
3292 if (!opts) {
3293 fprintf(stderr, "parse error: %s\n", optarg);
3294 exit(1);
3295 }
3296 break;
3d54abc7 3297 case QEMU_OPTION_virtfs: {
e14ea479
SH
3298 QemuOpts *fsdev;
3299 QemuOpts *device;
84a87cc4 3300 const char *writeout, *sock_fd, *socket;
3d54abc7 3301
03b0ba70
GH
3302 olist = qemu_find_opts("virtfs");
3303 if (!olist) {
3304 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3305 exit(1);
3306 }
3307 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7
GS
3308 if (!opts) {
3309 fprintf(stderr, "parse error: %s\n", optarg);
3310 exit(1);
3311 }
3312
fbcbf101 3313 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK
3314 qemu_opt_get(opts, "mount_tag") == NULL) {
3315 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJJ
3316 exit(1);
3317 }
e14ea479 3318 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC
3319 qemu_opt_get(opts, "mount_tag"),
3320 1, NULL);
e14ea479
SH
3321 if (!fsdev) {
3322 fprintf(stderr, "duplicate fsdev id: %s\n",
3323 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS
3324 exit(1);
3325 }
d3ab98e6
AK
3326
3327 writeout = qemu_opt_get(opts, "writeout");
3328 if (writeout) {
3329#ifdef CONFIG_SYNC_FILE_RANGE
3330 qemu_opt_set(fsdev, "writeout", writeout);
3331#else
3332 fprintf(stderr, "writeout=immediate not supported on "
3333 "this platform\n");
3334 exit(1);
3335#endif
3336 }
fbcbf101 3337 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH
3338 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3339 qemu_opt_set(fsdev, "security_model",
3340 qemu_opt_get(opts, "security_model"));
84a87cc4
MK
3341 socket = qemu_opt_get(opts, "socket");
3342 if (socket) {
3343 qemu_opt_set(fsdev, "socket", socket);
3344 }
4c793dda
MK
3345 sock_fd = qemu_opt_get(opts, "sock_fd");
3346 if (sock_fd) {
3347 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3348 }
e14ea479 3349
2c74c2cb
MK
3350 qemu_opt_set_bool(fsdev, "readonly",
3351 qemu_opt_get_bool(opts, "readonly", 0));
e478b448 3352 device = qemu_opts_create_nofail(qemu_find_opts("device"));
e14ea479
SH
3353 qemu_opt_set(device, "driver", "virtio-9p-pci");
3354 qemu_opt_set(device, "fsdev",
3355 qemu_opt_get(opts, "mount_tag"));
3356 qemu_opt_set(device, "mount_tag",
3357 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS
3358 break;
3359 }
9db221ae
AK
3360 case QEMU_OPTION_virtfs_synth: {
3361 QemuOpts *fsdev;
3362 QemuOpts *device;
3363
8be7e7e4
LC
3364 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3365 1, NULL);
9db221ae
AK
3366 if (!fsdev) {
3367 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3368 exit(1);
3369 }
3370 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3371
e478b448 3372 device = qemu_opts_create_nofail(qemu_find_opts("device"));
9db221ae
AK
3373 qemu_opt_set(device, "driver", "virtio-9p-pci");
3374 qemu_opt_set(device, "fsdev", "v_synth");
3375 qemu_opt_set(device, "mount_tag", "v_synth");
3376 break;
3377 }
82c643ff 3378 case QEMU_OPTION_serial:
998bbd74
GH
3379 add_device_config(DEV_SERIAL, optarg);
3380 default_serial = 0;
18141ed6
JK
3381 if (strncmp(optarg, "mon:", 4) == 0) {
3382 default_monitor = 0;
3383 }
82c643ff 3384 break;
9dd986cc 3385 case QEMU_OPTION_watchdog:
09aaa160
MA
3386 if (watchdog) {
3387 fprintf(stderr,
3388 "qemu: only one watchdog option may be given\n");
3389 return 1;
3390 }
3391 watchdog = optarg;
9dd986cc
RJ
3392 break;
3393 case QEMU_OPTION_watchdog_action:
3394 if (select_watchdog_action(optarg) == -1) {
3395 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3396 exit(1);
3397 }
3398 break;
51ecf136 3399 case QEMU_OPTION_virtiocon:
aee1b935
GH
3400 add_device_config(DEV_VIRTCON, optarg);
3401 default_virtcon = 0;
18141ed6
JK
3402 if (strncmp(optarg, "mon:", 4) == 0) {
3403 default_monitor = 0;
3404 }
51ecf136 3405 break;
6508fe59 3406 case QEMU_OPTION_parallel:
6a5e8b0e
GH
3407 add_device_config(DEV_PARALLEL, optarg);
3408 default_parallel = 0;
18141ed6
JK
3409 if (strncmp(optarg, "mon:", 4) == 0) {
3410 default_monitor = 0;
3411 }
6508fe59 3412 break;
c9f398e5
PA
3413 case QEMU_OPTION_debugcon:
3414 add_device_config(DEV_DEBUGCON, optarg);
3415 break;
d63d307f
FB
3416 case QEMU_OPTION_loadvm:
3417 loadvm = optarg;
3418 break;
3419 case QEMU_OPTION_full_screen:
3420 full_screen = 1;
3421 break;
667accab 3422#ifdef CONFIG_SDL
43523e93
TS
3423 case QEMU_OPTION_no_frame:
3424 no_frame = 1;
3425 break;
3780e197
TS
3426 case QEMU_OPTION_alt_grab:
3427 alt_grab = 1;
3428 break;
0ca9f8a4
DK
3429 case QEMU_OPTION_ctrl_grab:
3430 ctrl_grab = 1;
3431 break;
667accab
TS
3432 case QEMU_OPTION_no_quit:
3433 no_quit = 1;
3434 break;
7d957bd8 3435 case QEMU_OPTION_sdl:
993fbfdb 3436 display_type = DT_SDL;
7d957bd8 3437 break;
58fc096c
JS
3438#else
3439 case QEMU_OPTION_no_frame:
3440 case QEMU_OPTION_alt_grab:
3441 case QEMU_OPTION_ctrl_grab:
3442 case QEMU_OPTION_no_quit:
3443 case QEMU_OPTION_sdl:
3444 fprintf(stderr, "SDL support is disabled\n");
3445 exit(1);
667accab 3446#endif
f7cce898 3447 case QEMU_OPTION_pidfile:
93815bc2 3448 pid_file = optarg;
f7cce898 3449 break;
a09db21f
FB
3450 case QEMU_OPTION_win2k_hack:
3451 win2k_install_hack = 1;
3452 break;
433acf0d
JK
3453 case QEMU_OPTION_rtc_td_hack: {
3454 static GlobalProperty slew_lost_ticks[] = {
3455 {
3456 .driver = "mc146818rtc",
3457 .property = "lost_tick_policy",
3458 .value = "slew",
3459 },
3460 { /* end of list */ }
3461 };
3462
3463 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3464 break;
433acf0d 3465 }
8a92ea2f 3466 case QEMU_OPTION_acpitable:
de06f8d1 3467 do_acpitable_option(optarg);
8a92ea2f 3468 break;
b6f6e3d3 3469 case QEMU_OPTION_smbios:
de06f8d1 3470 do_smbios_option(optarg);
b6f6e3d3 3471 break;
7ba1e619 3472 case QEMU_OPTION_enable_kvm:
303d4e86 3473 olist = qemu_find_opts("machine");
303d4e86
AP
3474 qemu_opts_parse(olist, "accel=kvm", 0);
3475 break;
3476 case QEMU_OPTION_machine:
3477 olist = qemu_find_opts("machine");
9052ea6b 3478 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86
AP
3479 if (!opts) {
3480 fprintf(stderr, "parse error: %s\n", optarg);
3481 exit(1);
3482 }
2645c6dc
JK
3483 optarg = qemu_opt_get(opts, "type");
3484 if (optarg) {
3485 machine = machine_parse(optarg);
3486 }
7ba1e619 3487 break;
a0dac021
JK
3488 case QEMU_OPTION_no_kvm:
3489 olist = qemu_find_opts("machine");
3490 qemu_opts_parse(olist, "accel=tcg", 0);
3491 break;
4086bde8
JK
3492 case QEMU_OPTION_no_kvm_pit: {
3493 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3494 "separately.\n");
3495 break;
3496 }
c21fb4f8
JK
3497 case QEMU_OPTION_no_kvm_pit_reinjection: {
3498 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3499 {
3500 .driver = "kvm-pit",
3501 .property = "lost_tick_policy",
3502 .value = "discard",
3503 },
3504 { /* end of list */ }
3505 };
3506
3507 fprintf(stderr, "Warning: option deprecated, use "
3508 "lost_tick_policy property of kvm-pit instead.\n");
3509 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3510 break;
3511 }
bb36d470 3512 case QEMU_OPTION_usb:
fa5358c6
PM
3513 olist = qemu_find_opts("machine");
3514 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3515 break;
a594cfbf 3516 case QEMU_OPTION_usbdevice:
fa5358c6
PM
3517 olist = qemu_find_opts("machine");
3518 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH
3519 add_device_config(DEV_USB, optarg);
3520 break;
3521 case QEMU_OPTION_device:
3329f07b 3522 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH
3523 exit(1);
3524 }
a594cfbf 3525 break;
6a00d601 3526 case QEMU_OPTION_smp:
dc6b1c09 3527 smp_parse(optarg);
b2097003 3528 if (smp_cpus < 1) {
6a00d601
FB
3529 fprintf(stderr, "Invalid number of CPUs\n");
3530 exit(1);
3531 }
6be68d7e
JS
3532 if (max_cpus < smp_cpus) {
3533 fprintf(stderr, "maxcpus must be equal to or greater than "
3534 "smp\n");
3535 exit(1);
3536 }
3537 if (max_cpus > 255) {
3538 fprintf(stderr, "Unsupported number of maxcpus\n");
3539 exit(1);
3540 }
6a00d601 3541 break;
24236869 3542 case QEMU_OPTION_vnc:
821601ea 3543#ifdef CONFIG_VNC
6b62dc2d 3544 display_remote++;
821601ea
JS
3545 vnc_display = optarg;
3546#else
3547 fprintf(stderr, "VNC support is disabled\n");
3548 exit(1);
3549#endif
3550 break;
6515b203
FB
3551 case QEMU_OPTION_no_acpi:
3552 acpi_enabled = 0;
3553 break;
16b29ae1
AL
3554 case QEMU_OPTION_no_hpet:
3555 no_hpet = 1;
3556 break;
7d4c3d53
MA
3557 case QEMU_OPTION_balloon:
3558 if (balloon_parse(optarg) < 0) {
3559 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3560 exit(1);
3561 }
df97b920 3562 break;
d1beab82
FB
3563 case QEMU_OPTION_no_reboot:
3564 no_reboot = 1;
3565 break;
b2f76161
AJ
3566 case QEMU_OPTION_no_shutdown:
3567 no_shutdown = 1;
3568 break;
9467cd46
AZ
3569 case QEMU_OPTION_show_cursor:
3570 cursor_hide = 0;
3571 break;
8fcb1b90
BS
3572 case QEMU_OPTION_uuid:
3573 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3574 fprintf(stderr, "Fail to parse UUID string."
3575 " Wrong format.\n");
3576 exit(1);
3577 }
3578 break;
9ae02555
TS
3579 case QEMU_OPTION_option_rom:
3580 if (nb_option_roms >= MAX_OPTION_ROMS) {
3581 fprintf(stderr, "Too many option ROMs\n");
3582 exit(1);
3583 }
2e55e842
GN
3584 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3585 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3586 option_rom[nb_option_roms].bootindex =
3587 qemu_opt_get_number(opts, "bootindex", -1);
3588 if (!option_rom[nb_option_roms].name) {
3589 fprintf(stderr, "Option ROM file is not specified\n");
3590 exit(1);
3591 }
9ae02555
TS
3592 nb_option_roms++;
3593 break;
8e71621f
PB
3594 case QEMU_OPTION_semihosting:
3595 semihosting_enabled = 1;
3596 break;
88eed34a
JK
3597 case QEMU_OPTION_tdf:
3598 fprintf(stderr, "Warning: user space PIT time drift fix "
3599 "is no longer supported.\n");
3600 break;
c35734b2 3601 case QEMU_OPTION_name:
7267c094 3602 qemu_name = g_strdup(optarg);
1889465a
AK
3603 {
3604 char *p = strchr(qemu_name, ',');
3605 if (p != NULL) {
3606 *p++ = 0;
3607 if (strncmp(p, "process=", 8)) {
5697f6ae 3608 fprintf(stderr, "Unknown subargument %s to -name\n", p);
1889465a
AK
3609 exit(1);
3610 }
3611 p += 8;
ce798cf2 3612 os_set_proc_name(p);
1889465a
AK
3613 }
3614 }
c35734b2 3615 break;
66508601
BS
3616 case QEMU_OPTION_prom_env:
3617 if (nb_prom_envs >= MAX_PROM_ENVS) {
3618 fprintf(stderr, "Too many prom variables\n");
3619 exit(1);
3620 }
3621 prom_envs[nb_prom_envs] = optarg;
3622 nb_prom_envs++;
3623 break;
2b8f2d41
AZ
3624 case QEMU_OPTION_old_param:
3625 old_param = 1;
05ebd537 3626 break;
f3dcfada
TS
3627 case QEMU_OPTION_clock:
3628 configure_alarms(optarg);
3629 break;
7e0af5d0 3630 case QEMU_OPTION_startdate:
1ed2fc1f
JK
3631 configure_rtc_date_offset(optarg, 1);
3632 break;
3633 case QEMU_OPTION_rtc:
3329f07b 3634 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3635 if (!opts) {
1ed2fc1f 3636 exit(1);
7e0af5d0 3637 }
1ed2fc1f 3638 configure_rtc(opts);
7e0af5d0 3639 break;
26a5f13b 3640 case QEMU_OPTION_tb_size:
d5ab9713
JK
3641 tcg_tb_size = strtol(optarg, NULL, 0);
3642 if (tcg_tb_size < 0) {
3643 tcg_tb_size = 0;
3644 }
26a5f13b 3645 break;
2e70f6ef 3646 case QEMU_OPTION_icount:
4e3de9e9 3647 icount_option = optarg;
2e70f6ef 3648 break;
5bb7910a
AL
3649 case QEMU_OPTION_incoming:
3650 incoming = optarg;
81323a6c 3651 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3652 break;
d8c208dd
GH
3653 case QEMU_OPTION_nodefaults:
3654 default_serial = 0;
3655 default_parallel = 0;
aee1b935 3656 default_virtcon = 0;
2e788490 3657 default_sclp = 0;
d8c208dd 3658 default_monitor = 0;
cb4522cc 3659 default_net = 0;
ac33f8fa
GH
3660 default_floppy = 0;
3661 default_cdrom = 0;
3662 default_sdcard = 0;
7f1b17f2 3663 default_vga = 0;
d8c208dd 3664 break;
e37630ca 3665 case QEMU_OPTION_xen_domid:
ad96090a
BS
3666 if (!(xen_available())) {
3667 printf("Option %s not supported for this target\n", popt->name);
3668 exit(1);
3669 }
e37630ca
AL
3670 xen_domid = atoi(optarg);
3671 break;
3672 case QEMU_OPTION_xen_create:
ad96090a
BS
3673 if (!(xen_available())) {
3674 printf("Option %s not supported for this target\n", popt->name);
3675 exit(1);
3676 }
e37630ca
AL
3677 xen_mode = XEN_CREATE;
3678 break;
3679 case QEMU_OPTION_xen_attach:
ad96090a
BS
3680 if (!(xen_available())) {
3681 printf("Option %s not supported for this target\n", popt->name);
3682 exit(1);
3683 }
e37630ca
AL
3684 xen_mode = XEN_ATTACH;
3685 break;
ab6540d5 3686 case QEMU_OPTION_trace:
e4858974 3687 {
ab6540d5 3688 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
L
3689 if (!opts) {
3690 exit(1);
ab6540d5 3691 }
23d15e86 3692 trace_events = qemu_opt_get(opts, "events");
e4858974 3693 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3694 break;
e4858974 3695 }
715a664a
GH
3696 case QEMU_OPTION_readconfig:
3697 {
dcfb0939
KW
3698 int ret = qemu_read_config_file(optarg);
3699 if (ret < 0) {
3700 fprintf(stderr, "read config %s: %s\n", optarg,
3701 strerror(-ret));
715a664a
GH
3702 exit(1);
3703 }
715a664a
GH
3704 break;
3705 }
29b0040b
GH
3706 case QEMU_OPTION_spice:
3707 olist = qemu_find_opts("spice");
3708 if (!olist) {
3709 fprintf(stderr, "spice is not supported by this qemu build.\n");
3710 exit(1);
3711 }
3712 opts = qemu_opts_parse(olist, optarg, 0);
3713 if (!opts) {
3714 fprintf(stderr, "parse error: %s\n", optarg);
3715 exit(1);
3716 }
3717 break;
715a664a
GH
3718 case QEMU_OPTION_writeconfig:
3719 {
3720 FILE *fp;
3721 if (strcmp(optarg, "-") == 0) {
3722 fp = stdout;
3723 } else {
3724 fp = fopen(optarg, "w");
3725 if (fp == NULL) {
3726 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3727 exit(1);
3728 }
3729 }
3730 qemu_config_write(fp);
3731 fclose(fp);
3732 break;
3733 }
c7f0f3b1
AL
3734 case QEMU_OPTION_qtest:
3735 qtest_chrdev = optarg;
3736 break;
3737 case QEMU_OPTION_qtest_log:
3738 qtest_log = optarg;
3739 break;
7d76ad4f
EO
3740 case QEMU_OPTION_sandbox:
3741 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3742 if (!opts) {
3743 exit(0);
3744 }
3745 break;
587ed6be
CB
3746 case QEMU_OPTION_add_fd:
3747#ifndef _WIN32
3748 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3749 if (!opts) {
3750 exit(0);
3751 }
3752#else
3753 error_report("File descriptor passing is disabled on this "
3754 "platform");
3755 exit(1);
3756#endif
3757 break;
68d98d3e
AL
3758 case QEMU_OPTION_object:
3759 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3760 break;
59a5264b
JS
3761 default:
3762 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3763 }
0824d6fc
FB
3764 }
3765 }
0f0bc3f1 3766 loc_set_none();
c235d738 3767
1c53786f
PB
3768 if (qemu_init_main_loop()) {
3769 fprintf(stderr, "qemu_init_main_loop failed\n");
3770 exit(1);
3771 }
3772
7d76ad4f
EO
3773 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3774 exit(1);
3775 }
3776
587ed6be
CB
3777#ifndef _WIN32
3778 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3779 exit(1);
3780 }
3781
3782 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3783 exit(1);
3784 }
3785#endif
3786
fb7c269e
DH
3787 if (machine == NULL) {
3788 fprintf(stderr, "No machine found.\n");
3789 exit(1);
3790 }
3791
93bfef4c
CV
3792 if (machine->hw_version) {
3793 qemu_set_version(machine->hw_version);
3794 }
3795
68d98d3e
AL
3796 if (qemu_opts_foreach(qemu_find_opts("object"),
3797 object_create, NULL, 0) != 0) {
3798 exit(1);
3799 }
3800
ecf40bea
EH
3801 /* Init CPU def lists, based on config
3802 * - Must be called after all the qemu_read_config_file() calls
3803 * - Must be called before list_cpus()
3804 * - Must be called before machine->init()
3805 */
3806 cpudef_init();
3807
c8057f95 3808 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 3809 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH
3810 exit(0);
3811 }
3812
c235d738
MF
3813 /* Open the logfile at this point, if necessary. We can't open the logfile
3814 * when encountering either of the logging options (-d or -D) because the
3815 * other one may be encountered later on the command line, changing the
3816 * location or level of logging.
3817 */
3818 if (log_mask) {
3819 if (log_file) {
3820 set_cpu_log_filename(log_file);
3821 }
3822 set_cpu_log(log_mask);
3823 }
330d0414 3824
23d15e86 3825 if (!trace_backend_init(trace_events, trace_file)) {
e4858974 3826 exit(1);
31d3c9b8 3827 }
0b5538c3 3828
5cea8590
PB
3829 /* If no data_dir is specified then try to find it relative to the
3830 executable path. */
3831 if (!data_dir) {
6170540b 3832 data_dir = os_find_datadir(argv[0]);
5cea8590 3833 }
60474fb5 3834 /* If all else fails use the install path specified when building. */
5cea8590 3835 if (!data_dir) {
1dabe05c 3836 data_dir = CONFIG_QEMU_DATADIR;
5cea8590
PB
3837 }
3838
6be68d7e
JS
3839 /*
3840 * Default to max_cpus = smp_cpus, in case the user doesn't
3841 * specify a max_cpus value.
3842 */
3843 if (!max_cpus)
3844 max_cpus = smp_cpus;
3845
3d878caa 3846 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
b2097003
AL
3847 if (smp_cpus > machine->max_cpus) {
3848 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3849 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3850 machine->max_cpus);
3851 exit(1);
3852 }
3853
67b724e6
AP
3854 /*
3855 * Get the default machine options from the machine if it is not already
3856 * specified either by the configuration file or by the command line.
3857 */
3858 if (machine->default_machine_opts) {
25de5935
JK
3859 qemu_opts_set_defaults(qemu_find_opts("machine"),
3860 machine->default_machine_opts, 0);
67b724e6
AP
3861 }
3862
3329f07b
GH
3863 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3864 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 3865
986c5f78
GH
3866 if (machine->no_serial) {
3867 default_serial = 0;
3868 }
3869 if (machine->no_parallel) {
3870 default_parallel = 0;
3871 }
3872 if (!machine->use_virtcon) {
3873 default_virtcon = 0;
3874 }
3ef669e1
AG
3875 if (!machine->use_sclp) {
3876 default_sclp = 0;
3877 }
ac33f8fa
GH
3878 if (machine->no_floppy) {
3879 default_floppy = 0;
3880 }
3881 if (machine->no_cdrom) {
3882 default_cdrom = 0;
3883 }
3884 if (machine->no_sdcard) {
3885 default_sdcard = 0;
3886 }
986c5f78 3887
ab51b1d5
MT
3888 if (is_daemonized()) {
3889 /* According to documentation and historically, -nographic redirects
3890 * serial port, parallel port and monitor to stdio, which does not work
3891 * with -daemonize. We can redirect these to null instead, but since
3892 * -nographic is legacy, let's just error out.
3893 * We disallow -nographic only if all other ports are not redirected
3894 * explicitly, to not break existing legacy setups which uses
3895 * -nographic _and_ redirects all ports explicitly - this is valid
3896 * usage, -nographic is just a no-op in this case.
3897 */
3898 if (display_type == DT_NOGRAPHIC
3899 && (default_parallel || default_serial
3900 || default_monitor || default_virtcon)) {
3901 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3902 exit(1);
3903 }
3904#ifdef CONFIG_CURSES
3905 if (display_type == DT_CURSES) {
3906 fprintf(stderr, "curses display can not be used with -daemonize\n");
3907 exit(1);
3908 }
3909#endif
3910 }
3911
993fbfdb 3912 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH
3913 if (default_parallel)
3914 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH
3915 if (default_serial && default_monitor) {
3916 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH
3917 } else if (default_virtcon && default_monitor) {
3918 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG
3919 } else if (default_sclp && default_monitor) {
3920 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH
3921 } else {
3922 if (default_serial)
3923 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH
3924 if (default_virtcon)
3925 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG
3926 if (default_sclp) {
3927 add_device_config(DEV_SCLP, "stdio");
3928 }
e1c09175 3929 if (default_monitor)
6ca5582d 3930 monitor_parse("stdio", "readline");
e1c09175 3931 }
998bbd74
GH
3932 } else {
3933 if (default_serial)
3934 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH
3935 if (default_parallel)
3936 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 3937 if (default_monitor)
6ca5582d 3938 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG
3939 if (default_virtcon)
3940 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG
3941 if (default_sclp) {
3942 add_device_config(DEV_SCLP, "vc:80Cx24C");
3943 }
bc0129d9
AL
3944 }
3945
a5829fd9
T
3946 socket_init();
3947
3329f07b 3948 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 3949 exit(1);
758e8e38 3950#ifdef CONFIG_VIRTFS
3329f07b 3951 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS
3952 exit(1);
3953 }
3954#endif
1a688d3b 3955
eb505be1 3956 os_daemonize();
71e3ceb8 3957
aa26bb2d 3958 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 3959 os_pidfile_error();
93815bc2
TS
3960 exit(1);
3961 }
3962
0ac543de
JK
3963 /* init the memory */
3964 if (ram_size == 0) {
3965 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3966 }
3967
3d1d9652
BR
3968 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3969 != 0) {
3970 exit(0);
3971 }
3972
303d4e86 3973 configure_accelerator();
214910a7 3974
967c0da7
PM
3975 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3976 if (machine_opts) {
3977 kernel_filename = qemu_opt_get(machine_opts, "kernel");
3978 initrd_filename = qemu_opt_get(machine_opts, "initrd");
3979 kernel_cmdline = qemu_opt_get(machine_opts, "append");
3980 } else {
3981 kernel_filename = initrd_filename = kernel_cmdline = NULL;
3982 }
3983
a0abe474
PM
3984 if (!kernel_cmdline) {
3985 kernel_cmdline = "";
3986 }
3987
a20dd508 3988 linux_boot = (kernel_filename != NULL);
6c41b272 3989
f8d39c01
TS
3990 if (!linux_boot && *kernel_cmdline != '\0') {
3991 fprintf(stderr, "-append only allowed with -kernel option\n");
3992 exit(1);
3993 }
3994
3995 if (!linux_boot && initrd_filename != NULL) {
3996 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3997 exit(1);
3998 }
3999
412beee6
GL
4000 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4001 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4002 exit(1);
4003 }
4004
9156d763 4005 os_set_line_buffering();
3b46e624 4006
49cf5728
PB
4007 qemu_init_cpu_loop();
4008 qemu_mutex_lock_iothread();
4009
ad1be899
AL
4010#ifdef CONFIG_SPICE
4011 /* spice needs the timers to be initialized by this point */
4012 qemu_spice_init();
4013#endif
4014
0abe905d
MF
4015 if (icount_option && (kvm_enabled() || xen_enabled())) {
4016 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4017 exit(1);
4018 }
4e3de9e9 4019 configure_icount(icount_option);
634fce96 4020
f30dbae6
AK
4021 /* clean up network at qemu process termination */
4022 atexit(&net_cleanup);
4023
dc1c9fe8
MM
4024 if (net_init_clients() < 0) {
4025 exit(1);
702c651c 4026 }
f1510b2c 4027
dc72ac14 4028 /* init the bluetooth world */
bd3c948d
GH
4029 if (foreach_device_config(DEV_BT, bt_parse))
4030 exit(1);
dc72ac14 4031
834e76ea
AP
4032 if (!xen_enabled()) {
4033 /* On 32-bit hosts, QEMU is limited by virtual address space */
4034 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4035 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4036 exit(1);
4037 }
4038 }
9ae02555 4039
d5ab9713 4040 cpu_exec_init_all();
26a5f13b 4041
eb852011 4042 bdrv_init_with_whitelist();
c4b1fcc0 4043
c163b5ca 4044 blk_mig_init();
4045
e4bcb14c 4046 /* open the virtual block devices */
9dfd7c7a 4047 if (snapshot)
3329f07b 4048 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837
CB
4049 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4050 &machine->block_default_type, 1) != 0) {
9dfd7c7a 4051 exit(1);
2d0d2837 4052 }
3e3d5815 4053
3c42ea66
CB
4054 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4055 CDROM_OPTS);
4056 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4057 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4058
7908c78d 4059 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
8a7ddc38 4060
268a362c
AL
4061 if (nb_numa_nodes > 0) {
4062 int i;
4063
ea0e5418
SL
4064 if (nb_numa_nodes > MAX_NODES) {
4065 nb_numa_nodes = MAX_NODES;
268a362c
AL
4066 }
4067
4068 /* If no memory size if given for any node, assume the default case
4069 * and distribute the available memory equally across all nodes
4070 */
4071 for (i = 0; i < nb_numa_nodes; i++) {
4072 if (node_mem[i] != 0)
4073 break;
4074 }
4075 if (i == nb_numa_nodes) {
4076 uint64_t usedmem = 0;
4077
4078 /* On Linux, the each node's border has to be 8MB aligned,
4079 * the final node gets the rest.
4080 */
4081 for (i = 0; i < nb_numa_nodes - 1; i++) {
4082 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4083 usedmem += node_mem[i];
4084 }
4085 node_mem[i] = ram_size - usedmem;
4086 }
4087
4088 for (i = 0; i < nb_numa_nodes; i++) {
ee785fed 4089 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
268a362c 4090 break;
ee785fed 4091 }
268a362c
AL
4092 }
4093 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4094 * must cope with this anyway, because there are BIOSes out there in
4095 * real machines which also use this scheme.
4096 */
4097 if (i == nb_numa_nodes) {
991dfefd 4098 for (i = 0; i < max_cpus; i++) {
ee785fed 4099 set_bit(i, node_cpumask[i % nb_numa_nodes]);
268a362c
AL
4100 }
4101 }
4102 }
4103
3329f07b 4104 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK
4105 exit(1);
4106 }
4107
998bbd74
GH
4108 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4109 exit(1);
6a5e8b0e
GH
4110 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4111 exit(1);
aee1b935
GH
4112 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4113 exit(1);
3ef669e1
AG
4114 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4115 exit(1);
4116 }
c9f398e5
PA
4117 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4118 exit(1);
2796dae0 4119
7f1b17f2 4120 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ
4121 if (default_vga) {
4122 if (cirrus_vga_available()) {
4123 vga_model = "cirrus";
4124 } else if (vga_available()) {
4125 vga_model = "std";
4126 }
a369da5f 4127 }
7f1b17f2 4128 select_vgahw(vga_model);
a369da5f 4129
09aaa160
MA
4130 if (watchdog) {
4131 i = select_watchdog(watchdog);
4132 if (i > 0)
4133 exit (i == 1 ? 1 : 0);
4134 }
4135
b6b61144 4136 if (machine->compat_props) {
458fb679 4137 qdev_prop_register_global_list(machine->compat_props);
b6b61144 4138 }
d0fef6fb
GH
4139 qemu_add_globals();
4140
1de81d28
AL
4141 qdev_machine_init();
4142
5f072e1f 4143 QEMUMachineInitArgs args = { .ram_size = ram_size,
e4ada29e
AS
4144 .boot_device = (boot_devices[0] == '\0') ?
4145 machine->boot_order :
4146 boot_devices,
5f072e1f
EH
4147 .kernel_filename = kernel_filename,
4148 .kernel_cmdline = kernel_cmdline,
4149 .initrd_filename = initrd_filename,
4150 .cpu_model = cpu_model };
4151 machine->init(&args);
3023f332 4152
ea375f9a 4153 cpu_synchronize_all_post_init();
268a362c 4154
87d0a28e 4155 set_numa_modes();
268a362c 4156
6f338c34
AL
4157 current_machine = machine;
4158
3023f332 4159 /* init USB devices */
094b287f 4160 if (usb_enabled(false)) {
0752706d
MA
4161 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4162 exit(1);
3023f332
AL
4163 }
4164
bd3c948d 4165 /* init generic devices */
3329f07b 4166 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH
4167 exit(1);
4168
668680f7
MA
4169 net_check_clients();
4170
3023f332 4171 /* just use the first displaystate for the moment */
b473df6e 4172 ds = get_displaystate();
993fbfdb 4173
a3e22260
GH
4174 if (using_spice)
4175 display_remote++;
6b62dc2d 4176 if (display_type == DT_DEFAULT && !display_remote) {
993fbfdb
AL
4177#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4178 display_type = DT_SDL;
821601ea 4179#elif defined(CONFIG_VNC)
993fbfdb
AL
4180 vnc_display = "localhost:0,to=99";
4181 show_vnc_port = 1;
821601ea
JS
4182#else
4183 display_type = DT_NONE;
993fbfdb
AL
4184#endif
4185 }
821601ea 4186
993fbfdb 4187
6b62dc2d 4188 /* init local displays */
993fbfdb
AL
4189 switch (display_type) {
4190 case DT_NOGRAPHIC:
4191 break;
4d3b6f6e 4192#if defined(CONFIG_CURSES)
993fbfdb 4193 case DT_CURSES:
ab51b1d5 4194 curses_display_init(ds, full_screen);
993fbfdb 4195 break;
4d3b6f6e 4196#endif
5b0753e0 4197#if defined(CONFIG_SDL)
993fbfdb
AL
4198 case DT_SDL:
4199 sdl_display_init(ds, full_screen, no_frame);
4200 break;
5b0753e0 4201#elif defined(CONFIG_COCOA)
993fbfdb
AL
4202 case DT_SDL:
4203 cocoa_display_init(ds, full_screen);
4204 break;
313aa567 4205#endif
6b62dc2d
GH
4206 default:
4207 break;
4208 }
4209
0ce235a7
GN
4210 /* must be after terminal init, SDL library changes signal handlers */
4211 os_setup_signal_handling();
4212
821601ea 4213#ifdef CONFIG_VNC
6b62dc2d
GH
4214 /* init remote displays */
4215 if (vnc_display) {
2d55f0e8 4216 Error *local_err = NULL;
993fbfdb 4217 vnc_display_init(ds);
2d55f0e8
PB
4218 vnc_display_open(ds, vnc_display, &local_err);
4219 if (local_err != NULL) {
4220 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4221 vnc_display, error_get_pretty(local_err));
4222 error_free(local_err);
993fbfdb 4223 exit(1);
94b204ca 4224 }
f92f8afe 4225
993fbfdb
AL
4226 if (show_vnc_port) {
4227 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4228 }
313aa567 4229 }
821601ea 4230#endif
a3e22260 4231#ifdef CONFIG_SPICE
a19cbfb3 4232 if (using_spice && !qxl_enabled) {
a3e22260
GH
4233 qemu_spice_display_init(ds);
4234 }
4235#endif
5b08fc10 4236
6b62dc2d 4237 /* display setup */
b473df6e 4238 text_consoles_set_display(ds);
2796dae0 4239
ef0c4a0d 4240 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4241 exit(1);
45669e00 4242 }
45669e00 4243
3418bd25
GH
4244 qdev_machine_creation_done();
4245
15ff7705
GH
4246 if (rom_load_all() != 0) {
4247 fprintf(stderr, "rom loading failed\n");
4248 exit(1);
4249 }
45a50b16 4250
80376c3f
IY
4251 /* TODO: once all bus devices are qdevified, this should be done
4252 * when bus is created by qdev.c */
4253 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN
4254 qemu_run_machine_init_done_notifiers();
4255
e063eb1f 4256 qemu_system_reset(VMRESET_SILENT);
05f2401e 4257 if (loadvm) {
03cd4655 4258 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ
4259 autostart = 0;
4260 }
4261 }
d63d307f 4262
2bb8c10c 4263 if (incoming) {
43eaae28
PB
4264 Error *local_err = NULL;
4265 qemu_start_incoming_migration(incoming, &local_err);
4266 if (local_err) {
4267 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4268 error_free(local_err);
4269 exit(1);
8ca5e801 4270 }
6b99dadc 4271 } else if (autostart) {
c0f4ce77 4272 vm_start();
6b99dadc 4273 }
ffd843bc 4274
eb505be1 4275 os_setup_post();
71e3ceb8 4276
99435906 4277 resume_all_vcpus();
8a7ddc38 4278 main_loop();
99435906
PB
4279 bdrv_close_all();
4280 pause_all_vcpus();
3d3b8303 4281 res_free();
b46a8906 4282
0824d6fc
FB
4283 return 0;
4284}