4 * Copyright (c) 2003-2008 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
31 #include "config-host.h"
34 #include "sysemu/seccomp.h"
37 #if defined(CONFIG_VDE)
38 #include <libvdeplug.h>
42 #if defined(__APPLE__) || defined(main)
44 int qemu_main(int argc
, char **argv
, char **envp
);
45 int main(int argc
, char **argv
)
47 return qemu_main(argc
, argv
, NULL
);
50 #define main qemu_main
52 #endif /* CONFIG_SDL */
56 #define main qemu_main
57 #endif /* CONFIG_COCOA */
61 #include "qemu/sockets.h"
63 #include "hw/boards.h"
64 #include "sysemu/accel.h"
66 #include "hw/i386/pc.h"
67 #include "hw/isa/isa.h"
69 #include "sysemu/watchdog.h"
70 #include "hw/i386/smbios.h"
71 #include "hw/xen/xen.h"
73 #include "hw/loader.h"
74 #include "monitor/qdev.h"
75 #include "sysemu/bt.h"
77 #include "net/slirp.h"
78 #include "monitor/monitor.h"
79 #include "ui/console.h"
80 #include "sysemu/sysemu.h"
81 #include "sysemu/numa.h"
82 #include "exec/gdbstub.h"
83 #include "qemu/timer.h"
84 #include "sysemu/char.h"
85 #include "qemu/bitmap.h"
86 #include "sysemu/blockdev.h"
87 #include "hw/block/block.h"
88 #include "migration/block.h"
89 #include "sysemu/tpm.h"
90 #include "sysemu/dma.h"
91 #include "audio/audio.h"
92 #include "migration/migration.h"
93 #include "sysemu/kvm.h"
94 #include "qapi/qmp/qjson.h"
95 #include "qemu/option.h"
96 #include "qemu/config-file.h"
97 #include "qemu-options.h"
98 #include "qmp-commands.h"
99 #include "qemu/main-loop.h"
101 #include "fsdev/qemu-fsdev.h"
103 #include "sysemu/qtest.h"
105 #include "disas/disas.h"
108 #include "slirp/libslirp.h"
111 #include "trace/control.h"
112 #include "qemu/queue.h"
113 #include "sysemu/cpus.h"
114 #include "sysemu/arch_init.h"
115 #include "qemu/osdep.h"
117 #include "ui/qemu-spice.h"
118 #include "qapi/string-input-visitor.h"
119 #include "qapi/opts-visitor.h"
120 #include "qom/object_interfaces.h"
121 #include "qapi-event.h"
122 #include "exec/semihost.h"
124 #define MAX_VIRTIO_CONSOLES 1
125 #define MAX_SCLP_CONSOLES 1
127 static const char *data_dir
[16];
128 static int data_dir_idx
;
129 const char *bios_name
= NULL
;
130 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
131 DisplayType display_type
= DT_DEFAULT
;
132 int request_opengl
= -1;
134 static int display_remote
;
135 const char* keyboard_layout
= NULL
;
137 const char *mem_path
= NULL
;
138 int mem_prealloc
= 0; /* force preallocation of physical target memory */
139 bool enable_mlock
= false;
141 NICInfo nd_table
[MAX_NICS
];
143 static int rtc_utc
= 1;
144 static int rtc_date_offset
= -1; /* -1 means no change */
145 QEMUClockType rtc_clock
;
146 int vga_interface_type
= VGA_NONE
;
147 static int full_screen
= 0;
148 static int no_frame
= 0;
151 static bool grab_on_hover
;
153 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
154 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
155 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
156 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
157 int win2k_install_hack
= 0;
163 int acpi_enabled
= 1;
166 static int no_reboot
;
169 int graphic_rotate
= 0;
170 const char *watchdog
;
171 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
174 const char *qemu_name
;
177 unsigned int nb_prom_envs
= 0;
178 const char *prom_envs
[MAX_PROM_ENVS
];
181 uint8_t *boot_splash_filedata
;
182 size_t boot_splash_filedata_size
;
183 uint8_t qemu_extra_params_fw
[2];
185 int icount_align_option
;
187 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
188 * little-endian "wire format" described in the SMBIOS 2.6 specification.
190 uint8_t qemu_uuid
[16];
193 static NotifierList exit_notifiers
=
194 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
196 static NotifierList machine_init_done_notifiers
=
197 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
201 enum xen_mode xen_mode
= XEN_EMULATE
;
203 static int has_defaults
= 1;
204 static int default_serial
= 1;
205 static int default_parallel
= 1;
206 static int default_virtcon
= 1;
207 static int default_sclp
= 1;
208 static int default_monitor
= 1;
209 static int default_floppy
= 1;
210 static int default_cdrom
= 1;
211 static int default_sdcard
= 1;
212 static int default_vga
= 1;
218 { .driver
= "isa-serial", .flag
= &default_serial
},
219 { .driver
= "isa-parallel", .flag
= &default_parallel
},
220 { .driver
= "isa-fdc", .flag
= &default_floppy
},
221 { .driver
= "ide-cd", .flag
= &default_cdrom
},
222 { .driver
= "ide-hd", .flag
= &default_cdrom
},
223 { .driver
= "ide-drive", .flag
= &default_cdrom
},
224 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
225 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
226 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
227 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
228 { .driver
= "VGA", .flag
= &default_vga
},
229 { .driver
= "isa-vga", .flag
= &default_vga
},
230 { .driver
= "cirrus-vga", .flag
= &default_vga
},
231 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
232 { .driver
= "vmware-svga", .flag
= &default_vga
},
233 { .driver
= "qxl-vga", .flag
= &default_vga
},
234 { .driver
= "virtio-vga", .flag
= &default_vga
},
237 static QemuOptsList qemu_rtc_opts
= {
239 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
243 .type
= QEMU_OPT_STRING
,
246 .type
= QEMU_OPT_STRING
,
249 .type
= QEMU_OPT_STRING
,
251 { /* end of list */ }
255 static QemuOptsList qemu_sandbox_opts
= {
257 .implied_opt_name
= "enable",
258 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
262 .type
= QEMU_OPT_BOOL
,
264 { /* end of list */ }
268 static QemuOptsList qemu_trace_opts
= {
270 .implied_opt_name
= "trace",
271 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
275 .type
= QEMU_OPT_STRING
,
278 .type
= QEMU_OPT_STRING
,
280 { /* end of list */ }
284 static QemuOptsList qemu_option_rom_opts
= {
285 .name
= "option-rom",
286 .implied_opt_name
= "romfile",
287 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
291 .type
= QEMU_OPT_NUMBER
,
294 .type
= QEMU_OPT_STRING
,
296 { /* end of list */ }
300 static QemuOptsList qemu_machine_opts
= {
302 .implied_opt_name
= "type",
304 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
307 * no elements => accept any
308 * sanity checking will happen later
309 * when setting machine properties
315 static QemuOptsList qemu_boot_opts
= {
317 .implied_opt_name
= "order",
319 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
323 .type
= QEMU_OPT_STRING
,
326 .type
= QEMU_OPT_STRING
,
329 .type
= QEMU_OPT_BOOL
,
332 .type
= QEMU_OPT_STRING
,
334 .name
= "splash-time",
335 .type
= QEMU_OPT_STRING
,
337 .name
= "reboot-timeout",
338 .type
= QEMU_OPT_STRING
,
341 .type
= QEMU_OPT_BOOL
,
347 static QemuOptsList qemu_add_fd_opts
= {
349 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
353 .type
= QEMU_OPT_NUMBER
,
354 .help
= "file descriptor of which a duplicate is added to fd set",
357 .type
= QEMU_OPT_NUMBER
,
358 .help
= "ID of the fd set to add fd to",
361 .type
= QEMU_OPT_STRING
,
362 .help
= "free-form string used to describe fd",
364 { /* end of list */ }
368 static QemuOptsList qemu_object_opts
= {
370 .implied_opt_name
= "qom-type",
371 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
377 static QemuOptsList qemu_tpmdev_opts
= {
379 .implied_opt_name
= "type",
380 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
382 /* options are defined in the TPM backends */
383 { /* end of list */ }
387 static QemuOptsList qemu_realtime_opts
= {
389 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
393 .type
= QEMU_OPT_BOOL
,
395 { /* end of list */ }
399 static QemuOptsList qemu_msg_opts
= {
401 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
405 .type
= QEMU_OPT_BOOL
,
407 { /* end of list */ }
411 static QemuOptsList qemu_name_opts
= {
413 .implied_opt_name
= "guest",
415 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
419 .type
= QEMU_OPT_STRING
,
420 .help
= "Sets the name of the guest.\n"
421 "This name will be displayed in the SDL window caption.\n"
422 "The name will also be used for the VNC server",
425 .type
= QEMU_OPT_STRING
,
426 .help
= "Sets the name of the QEMU process, as shown in top etc",
428 .name
= "debug-threads",
429 .type
= QEMU_OPT_BOOL
,
430 .help
= "When enabled, name the individual threads; defaults off.\n"
431 "NOTE: The thread names are for debugging and not a\n"
434 { /* End of list */ }
438 static QemuOptsList qemu_mem_opts
= {
440 .implied_opt_name
= "size",
441 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
446 .type
= QEMU_OPT_SIZE
,
450 .type
= QEMU_OPT_NUMBER
,
454 .type
= QEMU_OPT_SIZE
,
456 { /* end of list */ }
460 static QemuOptsList qemu_icount_opts
= {
462 .implied_opt_name
= "shift",
464 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
468 .type
= QEMU_OPT_STRING
,
471 .type
= QEMU_OPT_BOOL
,
474 .type
= QEMU_OPT_BOOL
,
476 { /* end of list */ }
480 static QemuOptsList qemu_semihosting_config_opts
= {
481 .name
= "semihosting-config",
482 .implied_opt_name
= "enable",
483 .head
= QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts
.head
),
487 .type
= QEMU_OPT_BOOL
,
490 .type
= QEMU_OPT_STRING
,
493 .type
= QEMU_OPT_STRING
,
495 { /* end of list */ }
499 static QemuOptsList qemu_fw_cfg_opts
= {
501 .implied_opt_name
= "name",
502 .head
= QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts
.head
),
506 .type
= QEMU_OPT_STRING
,
507 .help
= "Sets the fw_cfg name of the blob to be inserted",
510 .type
= QEMU_OPT_STRING
,
511 .help
= "Sets the name of the file from which\n"
512 "the fw_cfg blob will be loaded",
514 { /* end of list */ }
519 * Get machine options
521 * Returns: machine options (never null).
523 QemuOpts
*qemu_get_machine_opts(void)
525 return qemu_find_opts_singleton("machine");
528 const char *qemu_get_vm_name(void)
533 static void res_free(void)
535 if (boot_splash_filedata
!= NULL
) {
536 g_free(boot_splash_filedata
);
537 boot_splash_filedata
= NULL
;
541 static int default_driver_check(void *opaque
, QemuOpts
*opts
, Error
**errp
)
543 const char *driver
= qemu_opt_get(opts
, "driver");
548 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
549 if (strcmp(default_list
[i
].driver
, driver
) != 0)
551 *(default_list
[i
].flag
) = 0;
556 /***********************************************************/
559 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
561 /* We use RUN_STATE_MAX but any invalid value will do */
562 static RunState vmstop_requested
= RUN_STATE_MAX
;
563 static QemuMutex vmstop_lock
;
568 } RunStateTransition
;
570 static const RunStateTransition runstate_transitions_def
[] = {
572 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
573 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
575 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
576 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
578 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
579 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
581 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
582 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
584 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
585 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
587 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
588 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
590 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
591 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
592 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
594 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
595 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
597 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
599 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
600 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
601 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
602 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
603 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
604 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
605 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
606 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
607 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
608 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
610 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
612 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
613 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
615 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
616 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
617 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
618 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
620 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
621 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
623 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
624 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
626 { RUN_STATE_MAX
, RUN_STATE_MAX
},
629 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
631 bool runstate_check(RunState state
)
633 return current_run_state
== state
;
636 static void runstate_init(void)
638 const RunStateTransition
*p
;
640 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
641 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
642 runstate_valid_transitions
[p
->from
][p
->to
] = true;
645 qemu_mutex_init(&vmstop_lock
);
648 /* This function will abort() on invalid state transitions */
649 void runstate_set(RunState new_state
)
651 assert(new_state
< RUN_STATE_MAX
);
653 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
654 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
655 RunState_lookup
[current_run_state
],
656 RunState_lookup
[new_state
]);
659 trace_runstate_set(new_state
);
660 current_run_state
= new_state
;
663 int runstate_is_running(void)
665 return runstate_check(RUN_STATE_RUNNING
);
668 bool runstate_needs_reset(void)
670 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
671 runstate_check(RUN_STATE_SHUTDOWN
);
674 StatusInfo
*qmp_query_status(Error
**errp
)
676 StatusInfo
*info
= g_malloc0(sizeof(*info
));
678 info
->running
= runstate_is_running();
679 info
->singlestep
= singlestep
;
680 info
->status
= current_run_state
;
685 static bool qemu_vmstop_requested(RunState
*r
)
687 qemu_mutex_lock(&vmstop_lock
);
688 *r
= vmstop_requested
;
689 vmstop_requested
= RUN_STATE_MAX
;
690 qemu_mutex_unlock(&vmstop_lock
);
691 return *r
< RUN_STATE_MAX
;
694 void qemu_system_vmstop_request_prepare(void)
696 qemu_mutex_lock(&vmstop_lock
);
699 void qemu_system_vmstop_request(RunState state
)
701 vmstop_requested
= state
;
702 qemu_mutex_unlock(&vmstop_lock
);
710 qemu_vmstop_requested(&requested
);
711 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
715 /* Ensure that a STOP/RESUME pair of events is emitted if a
716 * vmstop request was pending. The BLOCK_IO_ERROR event, for
717 * example, according to documentation is always followed by
720 if (runstate_is_running()) {
721 qapi_event_send_stop(&error_abort
);
724 runstate_set(RUN_STATE_RUNNING
);
725 vm_state_notify(1, RUN_STATE_RUNNING
);
729 qapi_event_send_resume(&error_abort
);
733 /***********************************************************/
734 /* real time host monotonic timer */
736 static time_t qemu_time(void)
738 return qemu_clock_get_ms(QEMU_CLOCK_HOST
) / 1000;
741 /***********************************************************/
742 /* host time/date access */
743 void qemu_get_timedate(struct tm
*tm
, int offset
)
745 time_t ti
= qemu_time();
748 if (rtc_date_offset
== -1) {
752 localtime_r(&ti
, tm
);
754 ti
-= rtc_date_offset
;
759 int qemu_timedate_diff(struct tm
*tm
)
763 if (rtc_date_offset
== -1)
765 seconds
= mktimegm(tm
);
768 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
769 seconds
= mktime(&tmp
);
772 seconds
= mktimegm(tm
) + rtc_date_offset
;
774 return seconds
- qemu_time();
777 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
779 time_t rtc_start_date
;
782 if (!strcmp(startdate
, "now") && legacy
) {
783 rtc_date_offset
= -1;
785 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
793 } else if (sscanf(startdate
, "%d-%d-%d",
805 rtc_start_date
= mktimegm(&tm
);
806 if (rtc_start_date
== -1) {
808 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
809 "'2006-06-17T16:01:21' or '2006-06-17'\n");
812 rtc_date_offset
= qemu_time() - rtc_start_date
;
816 static void configure_rtc(QemuOpts
*opts
)
820 value
= qemu_opt_get(opts
, "base");
822 if (!strcmp(value
, "utc")) {
824 } else if (!strcmp(value
, "localtime")) {
827 configure_rtc_date_offset(value
, 0);
830 value
= qemu_opt_get(opts
, "clock");
832 if (!strcmp(value
, "host")) {
833 rtc_clock
= QEMU_CLOCK_HOST
;
834 } else if (!strcmp(value
, "rt")) {
835 rtc_clock
= QEMU_CLOCK_REALTIME
;
836 } else if (!strcmp(value
, "vm")) {
837 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
839 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
843 value
= qemu_opt_get(opts
, "driftfix");
845 if (!strcmp(value
, "slew")) {
846 static GlobalProperty slew_lost_ticks
[] = {
848 .driver
= "mc146818rtc",
849 .property
= "lost_tick_policy",
852 { /* end of list */ }
855 qdev_prop_register_global_list(slew_lost_ticks
);
856 } else if (!strcmp(value
, "none")) {
857 /* discard is default */
859 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
865 /***********************************************************/
866 /* Bluetooth support */
869 static struct HCIInfo
*hci_table
[MAX_NICS
];
871 struct HCIInfo
*qemu_next_hci(void)
873 if (cur_hci
== nb_hcis
)
876 return hci_table
[cur_hci
++];
879 static int bt_hci_parse(const char *str
)
884 if (nb_hcis
>= MAX_NICS
) {
885 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
898 bdaddr
.b
[5] = 0x56 + nb_hcis
;
899 hci
->bdaddr_set(hci
, bdaddr
.b
);
901 hci_table
[nb_hcis
++] = hci
;
906 static void bt_vhci_add(int vlan_id
)
908 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
911 fprintf(stderr
, "qemu: warning: adding a VHCI to "
912 "an empty scatternet %i\n", vlan_id
);
914 bt_vhci_init(bt_new_hci(vlan
));
917 static struct bt_device_s
*bt_device_add(const char *opt
)
919 struct bt_scatternet_s
*vlan
;
921 char *endp
= strstr(opt
, ",vlan=");
922 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
925 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
928 vlan_id
= strtol(endp
+ 6, &endp
, 0);
930 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
935 vlan
= qemu_find_bt_vlan(vlan_id
);
938 fprintf(stderr
, "qemu: warning: adding a slave device to "
939 "an empty scatternet %i\n", vlan_id
);
941 if (!strcmp(devname
, "keyboard"))
942 return bt_keyboard_init(vlan
);
944 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
948 static int bt_parse(const char *opt
)
950 const char *endp
, *p
;
953 if (strstart(opt
, "hci", &endp
)) {
954 if (!*endp
|| *endp
== ',') {
956 if (!strstart(endp
, ",vlan=", 0))
959 return bt_hci_parse(opt
);
961 } else if (strstart(opt
, "vhci", &endp
)) {
962 if (!*endp
|| *endp
== ',') {
964 if (strstart(endp
, ",vlan=", &p
)) {
965 vlan
= strtol(p
, (char **) &endp
, 0);
967 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
971 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
980 } else if (strstart(opt
, "device:", &endp
))
981 return !bt_device_add(endp
);
983 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
987 static int parse_sandbox(void *opaque
, QemuOpts
*opts
, Error
**errp
)
989 /* FIXME: change this to true for 1.3 */
990 if (qemu_opt_get_bool(opts
, "enable", false)) {
991 #ifdef CONFIG_SECCOMP
992 if (seccomp_start() < 0) {
993 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
994 "failed to install seccomp syscall filter in the kernel");
998 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
999 "sandboxing request but seccomp is not compiled into this build");
1007 static int parse_name(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1009 const char *proc_name
;
1011 if (qemu_opt_get(opts
, "debug-threads")) {
1012 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
1014 qemu_name
= qemu_opt_get(opts
, "guest");
1016 proc_name
= qemu_opt_get(opts
, "process");
1018 os_set_proc_name(proc_name
);
1024 bool defaults_enabled(void)
1026 return has_defaults
;
1029 bool usb_enabled(void)
1031 return machine_usb(current_machine
);
1035 static int parse_add_fd(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1037 int fd
, dupfd
, flags
;
1039 const char *fd_opaque
= NULL
;
1042 fd
= qemu_opt_get_number(opts
, "fd", -1);
1043 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1044 fd_opaque
= qemu_opt_get(opts
, "opaque");
1047 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1048 "fd option is required and must be non-negative");
1052 if (fd
<= STDERR_FILENO
) {
1053 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1054 "fd cannot be a standard I/O stream");
1059 * All fds inherited across exec() necessarily have FD_CLOEXEC
1060 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1062 flags
= fcntl(fd
, F_GETFD
);
1063 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1064 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1065 "fd is not valid or already in use");
1070 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1071 "set option is required and must be non-negative");
1075 #ifdef F_DUPFD_CLOEXEC
1076 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1080 qemu_set_cloexec(dupfd
);
1084 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1085 "Error duplicating fd: %s", strerror(errno
));
1089 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1090 fdinfo
= monitor_fdset_add_fd(dupfd
, true, fdset_id
, !!fd_opaque
, fd_opaque
,
1097 static int cleanup_add_fd(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1101 fd
= qemu_opt_get_number(opts
, "fd", -1);
1108 /***********************************************************/
1109 /* QEMU Block devices */
1111 #define HD_OPTS "media=disk"
1112 #define CDROM_OPTS "media=cdrom"
1114 #define PFLASH_OPTS ""
1118 static int drive_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1120 BlockInterfaceType
*block_default_type
= opaque
;
1122 return drive_new(opts
, *block_default_type
) == NULL
;
1125 static int drive_enable_snapshot(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1127 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1128 qemu_opt_set(opts
, "snapshot", "on", &error_abort
);
1133 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1134 int index
, const char *optstr
)
1139 if (!enable
|| drive_get_by_index(type
, index
)) {
1143 opts
= drive_add(type
, index
, NULL
, optstr
);
1145 drive_enable_snapshot(NULL
, opts
, NULL
);
1148 dinfo
= drive_new(opts
, type
);
1152 dinfo
->is_default
= true;
1156 static QemuOptsList qemu_smp_opts
= {
1158 .implied_opt_name
= "cpus",
1159 .merge_lists
= true,
1160 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1164 .type
= QEMU_OPT_NUMBER
,
1167 .type
= QEMU_OPT_NUMBER
,
1170 .type
= QEMU_OPT_NUMBER
,
1173 .type
= QEMU_OPT_NUMBER
,
1176 .type
= QEMU_OPT_NUMBER
,
1178 { /*End of list */ }
1182 static void smp_parse(QemuOpts
*opts
)
1186 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1187 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1188 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1189 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1191 /* compute missing values, prefer sockets over cores over threads */
1192 if (cpus
== 0 || sockets
== 0) {
1193 sockets
= sockets
> 0 ? sockets
: 1;
1194 cores
= cores
> 0 ? cores
: 1;
1195 threads
= threads
> 0 ? threads
: 1;
1197 cpus
= cores
* threads
* sockets
;
1199 } else if (cores
== 0) {
1200 threads
= threads
> 0 ? threads
: 1;
1201 cores
= cpus
/ (sockets
* threads
);
1202 } else if (threads
== 0) {
1203 threads
= cpus
/ (cores
* sockets
);
1204 } else if (sockets
* cores
* threads
< cpus
) {
1205 fprintf(stderr
, "cpu topology: error: "
1206 "sockets (%u) * cores (%u) * threads (%u) < "
1208 sockets
, cores
, threads
, cpus
);
1212 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1215 smp_cores
= cores
> 0 ? cores
: 1;
1216 smp_threads
= threads
> 0 ? threads
: 1;
1220 if (max_cpus
== 0) {
1221 max_cpus
= smp_cpus
;
1224 if (max_cpus
> MAX_CPUMASK_BITS
) {
1225 fprintf(stderr
, "Unsupported number of maxcpus\n");
1228 if (max_cpus
< smp_cpus
) {
1229 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1235 static void realtime_init(void)
1238 if (os_mlock() < 0) {
1239 fprintf(stderr
, "qemu: locking memory failed\n");
1246 static void configure_msg(QemuOpts
*opts
)
1248 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1251 /***********************************************************/
1254 typedef struct SemihostingConfig
{
1256 SemihostingTarget target
;
1259 const char *cmdline
; /* concatenated argv */
1260 } SemihostingConfig
;
1262 static SemihostingConfig semihosting
;
1264 bool semihosting_enabled(void)
1266 return semihosting
.enabled
;
1269 SemihostingTarget
semihosting_get_target(void)
1271 return semihosting
.target
;
1274 const char *semihosting_get_arg(int i
)
1276 if (i
>= semihosting
.argc
) {
1279 return semihosting
.argv
[i
];
1282 int semihosting_get_argc(void)
1284 return semihosting
.argc
;
1287 const char *semihosting_get_cmdline(void)
1289 if (semihosting
.cmdline
== NULL
&& semihosting
.argc
> 0) {
1290 semihosting
.cmdline
= g_strjoinv(" ", (gchar
**)semihosting
.argv
);
1292 return semihosting
.cmdline
;
1295 static int add_semihosting_arg(void *opaque
,
1296 const char *name
, const char *val
,
1299 SemihostingConfig
*s
= opaque
;
1300 if (strcmp(name
, "arg") == 0) {
1302 /* one extra element as g_strjoinv() expects NULL-terminated array */
1303 s
->argv
= g_realloc(s
->argv
, (s
->argc
+ 1) * sizeof(void *));
1304 s
->argv
[s
->argc
- 1] = val
;
1305 s
->argv
[s
->argc
] = NULL
;
1310 /* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
1311 static inline void semihosting_arg_fallback(const char *file
, const char *cmd
)
1316 add_semihosting_arg(&semihosting
, "arg", file
, NULL
);
1318 /* split -append and initialize argv[1..n] */
1319 cmd_token
= strtok(g_strdup(cmd
), " ");
1321 add_semihosting_arg(&semihosting
, "arg", cmd_token
, NULL
);
1322 cmd_token
= strtok(NULL
, " ");
1326 /***********************************************************/
1329 static int usb_device_add(const char *devname
)
1331 USBDevice
*dev
= NULL
;
1332 #ifndef CONFIG_LINUX
1336 if (!usb_enabled()) {
1340 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1341 dev
= usbdevice_create(devname
);
1345 /* the other ones */
1346 #ifndef CONFIG_LINUX
1347 /* only the linux version is qdev-ified, usb-bsd still needs this */
1348 if (strstart(devname
, "host:", &p
)) {
1349 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1359 static int usb_device_del(const char *devname
)
1364 if (strstart(devname
, "host:", &p
)) {
1368 if (!usb_enabled()) {
1372 p
= strchr(devname
, '.');
1375 bus_num
= strtoul(devname
, NULL
, 0);
1376 addr
= strtoul(p
+ 1, NULL
, 0);
1378 return usb_device_delete_addr(bus_num
, addr
);
1381 static int usb_parse(const char *cmdline
)
1384 r
= usb_device_add(cmdline
);
1386 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1391 void hmp_usb_add(Monitor
*mon
, const QDict
*qdict
)
1393 const char *devname
= qdict_get_str(qdict
, "devname");
1394 if (usb_device_add(devname
) < 0) {
1395 error_report("could not add USB device '%s'", devname
);
1399 void hmp_usb_del(Monitor
*mon
, const QDict
*qdict
)
1401 const char *devname
= qdict_get_str(qdict
, "devname");
1402 if (usb_device_del(devname
) < 0) {
1403 error_report("could not delete USB device '%s'", devname
);
1407 /***********************************************************/
1408 /* machine registration */
1410 MachineState
*current_machine
;
1413 * Transitional class registration/init used for converting from
1414 * legacy QEMUMachine to MachineClass.
1416 static void qemu_machine_class_init(ObjectClass
*oc
, void *data
)
1418 MachineClass
*mc
= MACHINE_CLASS(oc
);
1419 QEMUMachine
*qm
= data
;
1420 mc
->name
= qm
->name
;
1421 mc
->desc
= qm
->desc
;
1422 mc
->init
= qm
->init
;
1423 mc
->kvm_type
= qm
->kvm_type
;
1424 mc
->block_default_type
= qm
->block_default_type
;
1425 mc
->max_cpus
= qm
->max_cpus
;
1426 mc
->no_sdcard
= qm
->no_sdcard
;
1427 mc
->has_dynamic_sysbus
= qm
->has_dynamic_sysbus
;
1428 mc
->is_default
= qm
->is_default
;
1429 mc
->default_machine_opts
= qm
->default_machine_opts
;
1430 mc
->default_boot_order
= qm
->default_boot_order
;
1433 int qemu_register_machine(QEMUMachine
*m
)
1435 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1438 .parent
= TYPE_MACHINE
,
1439 .class_init
= qemu_machine_class_init
,
1440 .class_data
= (void *)m
,
1449 static MachineClass
*find_machine(const char *name
)
1451 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1452 MachineClass
*mc
= NULL
;
1454 for (el
= machines
; el
; el
= el
->next
) {
1455 MachineClass
*temp
= el
->data
;
1457 if (!strcmp(temp
->name
, name
)) {
1462 !strcmp(temp
->alias
, name
)) {
1468 g_slist_free(machines
);
1472 MachineClass
*find_default_machine(void)
1474 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1475 MachineClass
*mc
= NULL
;
1477 for (el
= machines
; el
; el
= el
->next
) {
1478 MachineClass
*temp
= el
->data
;
1480 if (temp
->is_default
) {
1486 g_slist_free(machines
);
1490 MachineInfoList
*qmp_query_machines(Error
**errp
)
1492 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1493 MachineInfoList
*mach_list
= NULL
;
1495 for (el
= machines
; el
; el
= el
->next
) {
1496 MachineClass
*mc
= el
->data
;
1497 MachineInfoList
*entry
;
1500 info
= g_malloc0(sizeof(*info
));
1501 if (mc
->is_default
) {
1502 info
->has_is_default
= true;
1503 info
->is_default
= true;
1507 info
->has_alias
= true;
1508 info
->alias
= g_strdup(mc
->alias
);
1511 info
->name
= g_strdup(mc
->name
);
1512 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1514 entry
= g_malloc0(sizeof(*entry
));
1515 entry
->value
= info
;
1516 entry
->next
= mach_list
;
1520 g_slist_free(machines
);
1524 static int machine_help_func(QemuOpts
*opts
, MachineState
*machine
)
1526 ObjectProperty
*prop
;
1528 if (!qemu_opt_has_help_opt(opts
)) {
1532 QTAILQ_FOREACH(prop
, &OBJECT(machine
)->properties
, node
) {
1537 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine
)->name
,
1538 prop
->name
, prop
->type
);
1539 if (prop
->description
) {
1540 error_printf(" (%s)\n", prop
->description
);
1549 /***********************************************************/
1550 /* main execution loop */
1552 struct vm_change_state_entry
{
1553 VMChangeStateHandler
*cb
;
1555 QLIST_ENTRY (vm_change_state_entry
) entries
;
1558 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1560 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1563 VMChangeStateEntry
*e
;
1565 e
= g_malloc0(sizeof (*e
));
1569 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1573 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1575 QLIST_REMOVE (e
, entries
);
1579 void vm_state_notify(int running
, RunState state
)
1581 VMChangeStateEntry
*e
, *next
;
1583 trace_vm_state_notify(running
, state
);
1585 QLIST_FOREACH_SAFE(e
, &vm_change_state_head
, entries
, next
) {
1586 e
->cb(e
->opaque
, running
, state
);
1590 /* reset/shutdown handler */
1592 typedef struct QEMUResetEntry
{
1593 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1594 QEMUResetHandler
*func
;
1598 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1599 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1600 static int reset_requested
;
1601 static int shutdown_requested
, shutdown_signal
= -1;
1602 static pid_t shutdown_pid
;
1603 static int powerdown_requested
;
1604 static int debug_requested
;
1605 static int suspend_requested
;
1606 static WakeupReason wakeup_reason
;
1607 static NotifierList powerdown_notifiers
=
1608 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1609 static NotifierList suspend_notifiers
=
1610 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1611 static NotifierList wakeup_notifiers
=
1612 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1613 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1615 int qemu_shutdown_requested_get(void)
1617 return shutdown_requested
;
1620 int qemu_reset_requested_get(void)
1622 return reset_requested
;
1625 static int qemu_shutdown_requested(void)
1627 return atomic_xchg(&shutdown_requested
, 0);
1630 static void qemu_kill_report(void)
1632 if (!qtest_driver() && shutdown_signal
!= -1) {
1633 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1634 if (shutdown_pid
== 0) {
1635 /* This happens for eg ^C at the terminal, so it's worth
1636 * avoiding printing an odd message in that case.
1638 fputc('\n', stderr
);
1640 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1642 shutdown_signal
= -1;
1646 static int qemu_reset_requested(void)
1648 int r
= reset_requested
;
1649 reset_requested
= 0;
1653 static int qemu_suspend_requested(void)
1655 int r
= suspend_requested
;
1656 suspend_requested
= 0;
1660 static WakeupReason
qemu_wakeup_requested(void)
1662 return wakeup_reason
;
1665 static int qemu_powerdown_requested(void)
1667 int r
= powerdown_requested
;
1668 powerdown_requested
= 0;
1672 static int qemu_debug_requested(void)
1674 int r
= debug_requested
;
1675 debug_requested
= 0;
1679 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1681 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1684 re
->opaque
= opaque
;
1685 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1688 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1692 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1693 if (re
->func
== func
&& re
->opaque
== opaque
) {
1694 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1701 void qemu_devices_reset(void)
1703 QEMUResetEntry
*re
, *nre
;
1705 /* reset all devices */
1706 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1707 re
->func(re
->opaque
);
1711 void qemu_system_reset(bool report
)
1715 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1717 if (mc
&& mc
->reset
) {
1720 qemu_devices_reset();
1723 qapi_event_send_reset(&error_abort
);
1725 cpu_synchronize_all_post_reset();
1728 void qemu_system_reset_request(void)
1731 shutdown_requested
= 1;
1733 reset_requested
= 1;
1736 qemu_notify_event();
1739 static void qemu_system_suspend(void)
1742 notifier_list_notify(&suspend_notifiers
, NULL
);
1743 runstate_set(RUN_STATE_SUSPENDED
);
1744 qapi_event_send_suspend(&error_abort
);
1747 void qemu_system_suspend_request(void)
1749 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1752 suspend_requested
= 1;
1754 qemu_notify_event();
1757 void qemu_register_suspend_notifier(Notifier
*notifier
)
1759 notifier_list_add(&suspend_notifiers
, notifier
);
1762 void qemu_system_wakeup_request(WakeupReason reason
)
1764 trace_system_wakeup_request(reason
);
1766 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1769 if (!(wakeup_reason_mask
& (1 << reason
))) {
1772 runstate_set(RUN_STATE_RUNNING
);
1773 wakeup_reason
= reason
;
1774 qemu_notify_event();
1777 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1780 wakeup_reason_mask
|= (1 << reason
);
1782 wakeup_reason_mask
&= ~(1 << reason
);
1786 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1788 notifier_list_add(&wakeup_notifiers
, notifier
);
1791 void qemu_system_killed(int signal
, pid_t pid
)
1793 shutdown_signal
= signal
;
1796 qemu_system_shutdown_request();
1799 void qemu_system_shutdown_request(void)
1801 trace_qemu_system_shutdown_request();
1802 shutdown_requested
= 1;
1803 qemu_notify_event();
1806 static void qemu_system_powerdown(void)
1808 qapi_event_send_powerdown(&error_abort
);
1809 notifier_list_notify(&powerdown_notifiers
, NULL
);
1812 void qemu_system_powerdown_request(void)
1814 trace_qemu_system_powerdown_request();
1815 powerdown_requested
= 1;
1816 qemu_notify_event();
1819 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1821 notifier_list_add(&powerdown_notifiers
, notifier
);
1824 void qemu_system_debug_request(void)
1826 debug_requested
= 1;
1827 qemu_notify_event();
1830 static bool main_loop_should_exit(void)
1833 if (qemu_debug_requested()) {
1834 vm_stop(RUN_STATE_DEBUG
);
1836 if (qemu_suspend_requested()) {
1837 qemu_system_suspend();
1839 if (qemu_shutdown_requested()) {
1841 qapi_event_send_shutdown(&error_abort
);
1843 vm_stop(RUN_STATE_SHUTDOWN
);
1848 if (qemu_reset_requested()) {
1850 cpu_synchronize_all_states();
1851 qemu_system_reset(VMRESET_REPORT
);
1853 if (runstate_needs_reset()) {
1854 runstate_set(RUN_STATE_PAUSED
);
1857 if (qemu_wakeup_requested()) {
1859 cpu_synchronize_all_states();
1860 qemu_system_reset(VMRESET_SILENT
);
1861 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1862 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1864 qapi_event_send_wakeup(&error_abort
);
1866 if (qemu_powerdown_requested()) {
1867 qemu_system_powerdown();
1869 if (qemu_vmstop_requested(&r
)) {
1875 static void main_loop(void)
1879 #ifdef CONFIG_PROFILER
1883 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
1884 #ifdef CONFIG_PROFILER
1885 ti
= profile_getclock();
1887 last_io
= main_loop_wait(nonblocking
);
1888 #ifdef CONFIG_PROFILER
1889 dev_time
+= profile_getclock() - ti
;
1891 } while (!main_loop_should_exit());
1894 static void version(void)
1896 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1899 static void help(int exitcode
)
1902 printf("usage: %s [options] [disk_image]\n\n"
1903 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1904 error_get_progname());
1906 #define QEMU_OPTIONS_GENERATE_HELP
1907 #include "qemu-options-wrapper.h"
1909 printf("\nDuring emulation, the following keys are useful:\n"
1910 "ctrl-alt-f toggle full screen\n"
1911 "ctrl-alt-n switch to virtual console 'n'\n"
1912 "ctrl-alt toggle mouse and keyboard grab\n"
1914 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1919 #define HAS_ARG 0x0001
1921 typedef struct QEMUOption
{
1928 static const QEMUOption qemu_options
[] = {
1929 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1930 #define QEMU_OPTIONS_GENERATE_OPTIONS
1931 #include "qemu-options-wrapper.h"
1935 static bool vga_available(void)
1937 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1940 static bool cirrus_vga_available(void)
1942 return object_class_by_name("cirrus-vga")
1943 || object_class_by_name("isa-cirrus-vga");
1946 static bool vmware_vga_available(void)
1948 return object_class_by_name("vmware-svga");
1951 static bool qxl_vga_available(void)
1953 return object_class_by_name("qxl-vga");
1956 static bool tcx_vga_available(void)
1958 return object_class_by_name("SUNW,tcx");
1961 static bool cg3_vga_available(void)
1963 return object_class_by_name("cgthree");
1966 static bool virtio_vga_available(void)
1968 return object_class_by_name("virtio-vga");
1971 static void select_vgahw (const char *p
)
1975 assert(vga_interface_type
== VGA_NONE
);
1976 if (strstart(p
, "std", &opts
)) {
1977 if (vga_available()) {
1978 vga_interface_type
= VGA_STD
;
1980 fprintf(stderr
, "Error: standard VGA not available\n");
1983 } else if (strstart(p
, "cirrus", &opts
)) {
1984 if (cirrus_vga_available()) {
1985 vga_interface_type
= VGA_CIRRUS
;
1987 fprintf(stderr
, "Error: Cirrus VGA not available\n");
1990 } else if (strstart(p
, "vmware", &opts
)) {
1991 if (vmware_vga_available()) {
1992 vga_interface_type
= VGA_VMWARE
;
1994 fprintf(stderr
, "Error: VMWare SVGA not available\n");
1997 } else if (strstart(p
, "virtio", &opts
)) {
1998 if (virtio_vga_available()) {
1999 vga_interface_type
= VGA_VIRTIO
;
2001 fprintf(stderr
, "Error: Virtio VGA not available\n");
2004 } else if (strstart(p
, "xenfb", &opts
)) {
2005 vga_interface_type
= VGA_XENFB
;
2006 } else if (strstart(p
, "qxl", &opts
)) {
2007 if (qxl_vga_available()) {
2008 vga_interface_type
= VGA_QXL
;
2010 fprintf(stderr
, "Error: QXL VGA not available\n");
2013 } else if (strstart(p
, "tcx", &opts
)) {
2014 if (tcx_vga_available()) {
2015 vga_interface_type
= VGA_TCX
;
2017 fprintf(stderr
, "Error: TCX framebuffer not available\n");
2020 } else if (strstart(p
, "cg3", &opts
)) {
2021 if (cg3_vga_available()) {
2022 vga_interface_type
= VGA_CG3
;
2024 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
2027 } else if (!strstart(p
, "none", &opts
)) {
2029 fprintf(stderr
, "Unknown vga type: %s\n", p
);
2033 const char *nextopt
;
2035 if (strstart(opts
, ",retrace=", &nextopt
)) {
2037 if (strstart(opts
, "dumb", &nextopt
))
2038 vga_retrace_method
= VGA_RETRACE_DUMB
;
2039 else if (strstart(opts
, "precise", &nextopt
))
2040 vga_retrace_method
= VGA_RETRACE_PRECISE
;
2041 else goto invalid_vga
;
2042 } else goto invalid_vga
;
2047 static DisplayType
select_display(const char *p
)
2051 DisplayType display
= DT_DEFAULT
;
2053 if (strstart(p
, "sdl", &opts
)) {
2057 const char *nextopt
;
2059 if (strstart(opts
, ",frame=", &nextopt
)) {
2061 if (strstart(opts
, "on", &nextopt
)) {
2063 } else if (strstart(opts
, "off", &nextopt
)) {
2066 goto invalid_sdl_args
;
2068 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
2070 if (strstart(opts
, "on", &nextopt
)) {
2072 } else if (strstart(opts
, "off", &nextopt
)) {
2075 goto invalid_sdl_args
;
2077 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
2079 if (strstart(opts
, "on", &nextopt
)) {
2081 } else if (strstart(opts
, "off", &nextopt
)) {
2084 goto invalid_sdl_args
;
2086 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
2088 if (strstart(opts
, "on", &nextopt
)) {
2090 } else if (strstart(opts
, "off", &nextopt
)) {
2093 goto invalid_sdl_args
;
2095 } else if (strstart(opts
, ",gl=", &nextopt
)) {
2097 if (strstart(opts
, "on", &nextopt
)) {
2099 } else if (strstart(opts
, "off", &nextopt
)) {
2102 goto invalid_sdl_args
;
2106 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
2112 fprintf(stderr
, "SDL support is disabled\n");
2115 } else if (strstart(p
, "vnc", &opts
)) {
2118 if (vnc_parse(opts
+ 1, &err
) == NULL
) {
2119 error_report_err(err
);
2123 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2127 fprintf(stderr
, "VNC support is disabled\n");
2130 } else if (strstart(p
, "curses", &opts
)) {
2131 #ifdef CONFIG_CURSES
2132 display
= DT_CURSES
;
2134 fprintf(stderr
, "Curses support is disabled\n");
2137 } else if (strstart(p
, "gtk", &opts
)) {
2141 const char *nextopt
;
2143 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2145 if (strstart(opts
, "on", &nextopt
)) {
2146 grab_on_hover
= true;
2147 } else if (strstart(opts
, "off", &nextopt
)) {
2148 grab_on_hover
= false;
2150 goto invalid_gtk_args
;
2152 } else if (strstart(opts
, ",gl=", &nextopt
)) {
2154 if (strstart(opts
, "on", &nextopt
)) {
2156 } else if (strstart(opts
, "off", &nextopt
)) {
2159 goto invalid_gtk_args
;
2163 fprintf(stderr
, "Invalid GTK option string: %s\n", p
);
2169 fprintf(stderr
, "GTK support is disabled\n");
2172 } else if (strstart(p
, "none", &opts
)) {
2175 fprintf(stderr
, "Unknown display type: %s\n", p
);
2182 static int balloon_parse(const char *arg
)
2186 if (strcmp(arg
, "none") == 0) {
2190 if (!strncmp(arg
, "virtio", 6)) {
2191 if (arg
[6] == ',') {
2192 /* have params -> parse them */
2193 opts
= qemu_opts_parse_noisily(qemu_find_opts("device"), arg
+ 7,
2198 /* create empty opts */
2199 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2202 qemu_opt_set(opts
, "driver", "virtio-balloon", &error_abort
);
2209 char *qemu_find_file(int type
, const char *name
)
2215 /* Try the name as a straight path first */
2216 if (access(name
, R_OK
) == 0) {
2217 trace_load_file(name
, name
);
2218 return g_strdup(name
);
2222 case QEMU_FILE_TYPE_BIOS
:
2225 case QEMU_FILE_TYPE_KEYMAP
:
2226 subdir
= "keymaps/";
2232 for (i
= 0; i
< data_dir_idx
; i
++) {
2233 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2234 if (access(buf
, R_OK
) == 0) {
2235 trace_load_file(name
, buf
);
2243 static int parse_fw_cfg(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2247 const char *name
, *file
;
2249 if (opaque
== NULL
) {
2250 error_report("fw_cfg device not available");
2253 name
= qemu_opt_get(opts
, "name");
2254 file
= qemu_opt_get(opts
, "file");
2255 if (name
== NULL
|| *name
== '\0' || file
== NULL
|| *file
== '\0') {
2256 error_report("invalid argument value");
2259 if (strlen(name
) > FW_CFG_MAX_FILE_PATH
- 1) {
2260 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH
- 1);
2263 if (strncmp(name
, "opt/", 4) != 0) {
2264 error_report("WARNING: externally provided fw_cfg item names "
2265 "should be prefixed with \"opt/\"!");
2267 if (!g_file_get_contents(file
, &buf
, &size
, NULL
)) {
2268 error_report("can't load %s", file
);
2271 fw_cfg_add_file((FWCfgState
*)opaque
, name
, buf
, size
);
2275 static int device_help_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2277 return qdev_device_help(opts
);
2280 static int device_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2285 dev
= qdev_device_add(opts
, &err
);
2287 error_report_err(err
);
2290 object_unref(OBJECT(dev
));
2294 static int chardev_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2296 Error
*local_err
= NULL
;
2298 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2300 error_report_err(local_err
);
2306 #ifdef CONFIG_VIRTFS
2307 static int fsdev_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2310 ret
= qemu_fsdev_add(opts
);
2316 static int mon_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2318 CharDriverState
*chr
;
2319 const char *chardev
;
2323 mode
= qemu_opt_get(opts
, "mode");
2327 if (strcmp(mode
, "readline") == 0) {
2328 flags
= MONITOR_USE_READLINE
;
2329 } else if (strcmp(mode
, "control") == 0) {
2330 flags
= MONITOR_USE_CONTROL
;
2332 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2336 if (qemu_opt_get_bool(opts
, "pretty", 0))
2337 flags
|= MONITOR_USE_PRETTY
;
2339 if (qemu_opt_get_bool(opts
, "default", 0))
2340 flags
|= MONITOR_IS_DEFAULT
;
2342 chardev
= qemu_opt_get(opts
, "chardev");
2343 chr
= qemu_chr_find(chardev
);
2345 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2349 qemu_chr_fe_claim_no_fail(chr
);
2350 monitor_init(chr
, flags
);
2354 static void monitor_parse(const char *optarg
, const char *mode
, bool pretty
)
2356 static int monitor_device_index
= 0;
2357 Error
*local_err
= NULL
;
2363 if (strstart(optarg
, "chardev:", &p
)) {
2364 snprintf(label
, sizeof(label
), "%s", p
);
2366 snprintf(label
, sizeof(label
), "compat_monitor%d",
2367 monitor_device_index
);
2368 if (monitor_device_index
== 0) {
2371 opts
= qemu_chr_parse_compat(label
, optarg
);
2373 fprintf(stderr
, "parse error: %s\n", optarg
);
2378 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, &local_err
);
2380 error_report_err(local_err
);
2383 qemu_opt_set(opts
, "mode", mode
, &error_abort
);
2384 qemu_opt_set(opts
, "chardev", label
, &error_abort
);
2385 qemu_opt_set_bool(opts
, "pretty", pretty
, &error_abort
);
2387 qemu_opt_set(opts
, "default", "on", &error_abort
);
2388 monitor_device_index
++;
2391 struct device_config
{
2393 DEV_USB
, /* -usbdevice */
2395 DEV_SERIAL
, /* -serial */
2396 DEV_PARALLEL
, /* -parallel */
2397 DEV_VIRTCON
, /* -virtioconsole */
2398 DEV_DEBUGCON
, /* -debugcon */
2399 DEV_GDB
, /* -gdb, -s */
2400 DEV_SCLP
, /* s390 sclp */
2402 const char *cmdline
;
2404 QTAILQ_ENTRY(device_config
) next
;
2407 static QTAILQ_HEAD(, device_config
) device_configs
=
2408 QTAILQ_HEAD_INITIALIZER(device_configs
);
2410 static void add_device_config(int type
, const char *cmdline
)
2412 struct device_config
*conf
;
2414 conf
= g_malloc0(sizeof(*conf
));
2416 conf
->cmdline
= cmdline
;
2417 loc_save(&conf
->loc
);
2418 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2421 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2423 struct device_config
*conf
;
2426 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2427 if (conf
->type
!= type
)
2429 loc_push_restore(&conf
->loc
);
2430 rc
= func(conf
->cmdline
);
2431 loc_pop(&conf
->loc
);
2439 static int serial_parse(const char *devname
)
2441 static int index
= 0;
2444 if (strcmp(devname
, "none") == 0)
2446 if (index
== MAX_SERIAL_PORTS
) {
2447 fprintf(stderr
, "qemu: too many serial ports\n");
2450 snprintf(label
, sizeof(label
), "serial%d", index
);
2451 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2452 if (!serial_hds
[index
]) {
2453 fprintf(stderr
, "qemu: could not connect serial device"
2454 " to character backend '%s'\n", devname
);
2461 static int parallel_parse(const char *devname
)
2463 static int index
= 0;
2466 if (strcmp(devname
, "none") == 0)
2468 if (index
== MAX_PARALLEL_PORTS
) {
2469 fprintf(stderr
, "qemu: too many parallel ports\n");
2472 snprintf(label
, sizeof(label
), "parallel%d", index
);
2473 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2474 if (!parallel_hds
[index
]) {
2475 fprintf(stderr
, "qemu: could not connect parallel device"
2476 " to character backend '%s'\n", devname
);
2483 static int virtcon_parse(const char *devname
)
2485 QemuOptsList
*device
= qemu_find_opts("device");
2486 static int index
= 0;
2488 QemuOpts
*bus_opts
, *dev_opts
;
2490 if (strcmp(devname
, "none") == 0)
2492 if (index
== MAX_VIRTIO_CONSOLES
) {
2493 fprintf(stderr
, "qemu: too many virtio consoles\n");
2497 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2498 if (arch_type
== QEMU_ARCH_S390X
) {
2499 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390", &error_abort
);
2501 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci", &error_abort
);
2504 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2505 qemu_opt_set(dev_opts
, "driver", "virtconsole", &error_abort
);
2507 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2508 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2509 if (!virtcon_hds
[index
]) {
2510 fprintf(stderr
, "qemu: could not connect virtio console"
2511 " to character backend '%s'\n", devname
);
2514 qemu_opt_set(dev_opts
, "chardev", label
, &error_abort
);
2520 static int sclp_parse(const char *devname
)
2522 QemuOptsList
*device
= qemu_find_opts("device");
2523 static int index
= 0;
2527 if (strcmp(devname
, "none") == 0) {
2530 if (index
== MAX_SCLP_CONSOLES
) {
2531 fprintf(stderr
, "qemu: too many sclp consoles\n");
2535 assert(arch_type
== QEMU_ARCH_S390X
);
2537 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2538 qemu_opt_set(dev_opts
, "driver", "sclpconsole", &error_abort
);
2540 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2541 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2542 if (!sclp_hds
[index
]) {
2543 fprintf(stderr
, "qemu: could not connect sclp console"
2544 " to character backend '%s'\n", devname
);
2547 qemu_opt_set(dev_opts
, "chardev", label
, &error_abort
);
2553 static int debugcon_parse(const char *devname
)
2557 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2560 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2562 fprintf(stderr
, "qemu: already have a debugcon device\n");
2565 qemu_opt_set(opts
, "driver", "isa-debugcon", &error_abort
);
2566 qemu_opt_set(opts
, "chardev", "debugcon", &error_abort
);
2570 static gint
machine_class_cmp(gconstpointer a
, gconstpointer b
)
2572 const MachineClass
*mc1
= a
, *mc2
= b
;
2575 if (mc1
->family
== NULL
) {
2576 if (mc2
->family
== NULL
) {
2577 /* Compare standalone machine types against each other; they sort
2578 * in increasing order.
2580 return strcmp(object_class_get_name(OBJECT_CLASS(mc1
)),
2581 object_class_get_name(OBJECT_CLASS(mc2
)));
2584 /* Standalone machine types sort after families. */
2588 if (mc2
->family
== NULL
) {
2589 /* Families sort before standalone machine types. */
2593 /* Families sort between each other alphabetically increasingly. */
2594 res
= strcmp(mc1
->family
, mc2
->family
);
2599 /* Within the same family, machine types sort in decreasing order. */
2600 return strcmp(object_class_get_name(OBJECT_CLASS(mc2
)),
2601 object_class_get_name(OBJECT_CLASS(mc1
)));
2604 static MachineClass
*machine_parse(const char *name
)
2606 MachineClass
*mc
= NULL
;
2607 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2610 mc
= find_machine(name
);
2613 g_slist_free(machines
);
2616 if (name
&& !is_help_option(name
)) {
2617 error_report("Unsupported machine type");
2618 error_printf("Use -machine help to list supported machines!\n");
2620 printf("Supported machines are:\n");
2621 machines
= g_slist_sort(machines
, machine_class_cmp
);
2622 for (el
= machines
; el
; el
= el
->next
) {
2623 MachineClass
*mc
= el
->data
;
2625 printf("%-20s %s (alias of %s)\n", mc
->alias
, mc
->desc
, mc
->name
);
2627 printf("%-20s %s%s\n", mc
->name
, mc
->desc
,
2628 mc
->is_default
? " (default)" : "");
2632 g_slist_free(machines
);
2633 exit(!name
|| !is_help_option(name
));
2636 void qemu_add_exit_notifier(Notifier
*notify
)
2638 notifier_list_add(&exit_notifiers
, notify
);
2641 void qemu_remove_exit_notifier(Notifier
*notify
)
2643 notifier_remove(notify
);
2646 static void qemu_run_exit_notifiers(void)
2648 notifier_list_notify(&exit_notifiers
, NULL
);
2651 static bool machine_init_done
;
2653 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2655 notifier_list_add(&machine_init_done_notifiers
, notify
);
2656 if (machine_init_done
) {
2657 notify
->notify(notify
, NULL
);
2661 static void qemu_run_machine_init_done_notifiers(void)
2663 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2664 machine_init_done
= true;
2667 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2668 const char **poptarg
, int *poptind
)
2670 const QEMUOption
*popt
;
2671 int optind
= *poptind
;
2672 char *r
= argv
[optind
];
2675 loc_set_cmdline(argv
, optind
, 1);
2677 /* Treat --foo the same as -foo. */
2680 popt
= qemu_options
;
2683 error_report("invalid option");
2686 if (!strcmp(popt
->name
, r
+ 1))
2690 if (popt
->flags
& HAS_ARG
) {
2691 if (optind
>= argc
) {
2692 error_report("requires an argument");
2695 optarg
= argv
[optind
++];
2696 loc_set_cmdline(argv
, optind
- 2, 2);
2707 static gpointer
malloc_and_trace(gsize n_bytes
)
2709 void *ptr
= malloc(n_bytes
);
2710 trace_g_malloc(n_bytes
, ptr
);
2714 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2716 void *ptr
= realloc(mem
, n_bytes
);
2717 trace_g_realloc(mem
, n_bytes
, ptr
);
2721 static void free_and_trace(gpointer mem
)
2727 static int machine_set_property(void *opaque
,
2728 const char *name
, const char *value
,
2731 Object
*obj
= OBJECT(opaque
);
2732 Error
*local_err
= NULL
;
2735 if (strcmp(name
, "type") == 0) {
2739 qom_name
= g_strdup(name
);
2747 object_property_parse(obj
, value
, qom_name
, &local_err
);
2751 error_report_err(local_err
);
2760 * Initial object creation happens before all other
2761 * QEMU data types are created. The majority of objects
2762 * can be created at this point. The rng-egd object
2763 * cannot be created here, as it depends on the chardev
2766 static bool object_create_initial(const char *type
)
2768 if (g_str_equal(type
, "rng-egd")) {
2776 * The remainder of object creation happens after the
2777 * creation of chardev, fsdev and device data types.
2779 static bool object_create_delayed(const char *type
)
2781 return !object_create_initial(type
);
2785 static int object_create(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2793 bool (*type_predicate
)(const char *) = opaque
;
2795 ov
= opts_visitor_new(opts
);
2796 pdict
= qemu_opts_to_qdict(opts
, NULL
);
2798 visit_start_struct(opts_get_visitor(ov
), &dummy
, NULL
, NULL
, 0, &err
);
2803 qdict_del(pdict
, "qom-type");
2804 visit_type_str(opts_get_visitor(ov
), &type
, "qom-type", &err
);
2808 if (!type_predicate(type
)) {
2812 qdict_del(pdict
, "id");
2813 visit_type_str(opts_get_visitor(ov
), &id
, "id", &err
);
2818 object_add(type
, id
, pdict
, opts_get_visitor(ov
), &err
);
2822 visit_end_struct(opts_get_visitor(ov
), &err
);
2824 qmp_object_del(id
, NULL
);
2828 opts_visitor_cleanup(ov
);
2835 error_report_err(err
);
2841 static void set_memory_options(uint64_t *ram_slots
, ram_addr_t
*maxram_size
,
2845 const char *mem_str
;
2846 const char *maxmem_str
, *slots_str
;
2847 const ram_addr_t default_ram_size
= mc
->default_ram_size
;
2848 QemuOpts
*opts
= qemu_find_opts_singleton("memory");
2851 mem_str
= qemu_opt_get(opts
, "size");
2854 error_report("missing 'size' option value");
2858 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
2860 /* Fix up legacy suffix-less format */
2861 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
2862 uint64_t overflow_check
= sz
;
2865 if ((sz
>> 20) != overflow_check
) {
2866 error_report("too large 'size' option value");
2872 /* backward compatibility behaviour for case "-m 0" */
2874 sz
= default_ram_size
;
2877 sz
= QEMU_ALIGN_UP(sz
, 8192);
2879 if (ram_size
!= sz
) {
2880 error_report("ram size too large");
2884 /* store value for the future use */
2885 qemu_opt_set_number(opts
, "size", ram_size
, &error_abort
);
2886 *maxram_size
= ram_size
;
2888 maxmem_str
= qemu_opt_get(opts
, "maxmem");
2889 slots_str
= qemu_opt_get(opts
, "slots");
2890 if (maxmem_str
&& slots_str
) {
2893 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
2894 slots
= qemu_opt_get_number(opts
, "slots", 0);
2895 if (sz
< ram_size
) {
2896 error_report("invalid value of -m option maxmem: "
2897 "maximum memory size (0x%" PRIx64
") must be at least "
2898 "the initial memory size (0x" RAM_ADDR_FMT
")",
2901 } else if (sz
> ram_size
) {
2903 error_report("invalid value of -m option: maxmem was "
2904 "specified, but no hotplug slots were specified");
2908 error_report("invalid value of -m option maxmem: "
2909 "memory slots were specified but maximum memory size "
2910 "(0x%" PRIx64
") is equal to the initial memory size "
2911 "(0x" RAM_ADDR_FMT
")", sz
, ram_size
);
2917 } else if ((!maxmem_str
&& slots_str
) ||
2918 (maxmem_str
&& !slots_str
)) {
2919 error_report("invalid -m option value: missing "
2920 "'%s' option", slots_str
? "maxmem" : "slots");
2925 int main(int argc
, char **argv
, char **envp
)
2928 int snapshot
, linux_boot
;
2929 const char *initrd_filename
;
2930 const char *kernel_filename
, *kernel_cmdline
;
2931 const char *boot_order
= NULL
;
2932 const char *boot_once
= NULL
;
2934 int cyls
, heads
, secs
, translation
;
2935 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2936 QemuOptsList
*olist
;
2939 const char *loadvm
= NULL
;
2940 MachineClass
*machine_class
;
2941 const char *cpu_model
;
2942 const char *vga_model
= NULL
;
2943 const char *qtest_chrdev
= NULL
;
2944 const char *qtest_log
= NULL
;
2945 const char *pid_file
= NULL
;
2946 const char *incoming
= NULL
;
2948 int show_vnc_port
= 0;
2950 bool defconfig
= true;
2951 bool userconfig
= true;
2952 const char *log_mask
= NULL
;
2953 const char *log_file
= NULL
;
2954 GMemVTable mem_trace
= {
2955 .malloc
= malloc_and_trace
,
2956 .realloc
= realloc_and_trace
,
2957 .free
= free_and_trace
,
2959 const char *trace_events
= NULL
;
2960 const char *trace_file
= NULL
;
2961 ram_addr_t maxram_size
;
2962 uint64_t ram_slots
= 0;
2963 FILE *vmstate_dump_file
= NULL
;
2964 Error
*main_loop_err
= NULL
;
2966 qemu_init_cpu_loop();
2967 qemu_mutex_lock_iothread();
2969 atexit(qemu_run_exit_notifiers
);
2970 error_set_progname(argv
[0]);
2971 qemu_init_exec_dir(argv
[0]);
2973 g_mem_set_vtable(&mem_trace
);
2975 module_call_init(MODULE_INIT_QOM
);
2977 qemu_add_opts(&qemu_drive_opts
);
2978 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
2979 qemu_add_drive_opts(&qemu_common_drive_opts
);
2980 qemu_add_drive_opts(&qemu_drive_opts
);
2981 qemu_add_opts(&qemu_chardev_opts
);
2982 qemu_add_opts(&qemu_device_opts
);
2983 qemu_add_opts(&qemu_netdev_opts
);
2984 qemu_add_opts(&qemu_net_opts
);
2985 qemu_add_opts(&qemu_rtc_opts
);
2986 qemu_add_opts(&qemu_global_opts
);
2987 qemu_add_opts(&qemu_mon_opts
);
2988 qemu_add_opts(&qemu_trace_opts
);
2989 qemu_add_opts(&qemu_option_rom_opts
);
2990 qemu_add_opts(&qemu_machine_opts
);
2991 qemu_add_opts(&qemu_mem_opts
);
2992 qemu_add_opts(&qemu_smp_opts
);
2993 qemu_add_opts(&qemu_boot_opts
);
2994 qemu_add_opts(&qemu_sandbox_opts
);
2995 qemu_add_opts(&qemu_add_fd_opts
);
2996 qemu_add_opts(&qemu_object_opts
);
2997 qemu_add_opts(&qemu_tpmdev_opts
);
2998 qemu_add_opts(&qemu_realtime_opts
);
2999 qemu_add_opts(&qemu_msg_opts
);
3000 qemu_add_opts(&qemu_name_opts
);
3001 qemu_add_opts(&qemu_numa_opts
);
3002 qemu_add_opts(&qemu_icount_opts
);
3003 qemu_add_opts(&qemu_semihosting_config_opts
);
3004 qemu_add_opts(&qemu_fw_cfg_opts
);
3008 rtc_clock
= QEMU_CLOCK_HOST
;
3010 QLIST_INIT (&vm_change_state_head
);
3011 os_setup_early_signal_handling();
3013 module_call_init(MODULE_INIT_MACHINE
);
3014 machine_class
= find_default_machine();
3017 cyls
= heads
= secs
= 0;
3018 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3022 bdrv_init_with_whitelist();
3026 /* first pass of option parsing */
3028 while (optind
< argc
) {
3029 if (argv
[optind
][0] != '-') {
3033 const QEMUOption
*popt
;
3035 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3036 switch (popt
->index
) {
3037 case QEMU_OPTION_nodefconfig
:
3040 case QEMU_OPTION_nouserconfig
:
3049 ret
= qemu_read_default_config_files(userconfig
);
3055 /* second pass of option parsing */
3060 if (argv
[optind
][0] != '-') {
3061 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
3063 const QEMUOption
*popt
;
3065 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3066 if (!(popt
->arch_mask
& arch_type
)) {
3067 printf("Option %s not supported for this target\n", popt
->name
);
3070 switch(popt
->index
) {
3071 case QEMU_OPTION_no_kvm_irqchip
: {
3072 olist
= qemu_find_opts("machine");
3073 qemu_opts_parse_noisily(olist
, "kernel_irqchip=off", false);
3076 case QEMU_OPTION_cpu
:
3077 /* hw initialization will check this */
3080 case QEMU_OPTION_hda
:
3084 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
3086 snprintf(buf
, sizeof(buf
),
3087 "%s,cyls=%d,heads=%d,secs=%d%s",
3088 HD_OPTS
, cyls
, heads
, secs
,
3089 translation
== BIOS_ATA_TRANSLATION_LBA
?
3091 translation
== BIOS_ATA_TRANSLATION_NONE
?
3092 ",trans=none" : "");
3093 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
3096 case QEMU_OPTION_hdb
:
3097 case QEMU_OPTION_hdc
:
3098 case QEMU_OPTION_hdd
:
3099 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
3102 case QEMU_OPTION_drive
:
3103 if (drive_def(optarg
) == NULL
) {
3107 case QEMU_OPTION_set
:
3108 if (qemu_set_option(optarg
) != 0)
3111 case QEMU_OPTION_global
:
3112 if (qemu_global_option(optarg
) != 0)
3115 case QEMU_OPTION_mtdblock
:
3116 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
3118 case QEMU_OPTION_sd
:
3119 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
3121 case QEMU_OPTION_pflash
:
3122 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
3124 case QEMU_OPTION_snapshot
:
3127 case QEMU_OPTION_hdachs
:
3131 cyls
= strtol(p
, (char **)&p
, 0);
3132 if (cyls
< 1 || cyls
> 16383)
3137 heads
= strtol(p
, (char **)&p
, 0);
3138 if (heads
< 1 || heads
> 16)
3143 secs
= strtol(p
, (char **)&p
, 0);
3144 if (secs
< 1 || secs
> 63)
3148 if (!strcmp(p
, "large")) {
3149 translation
= BIOS_ATA_TRANSLATION_LARGE
;
3150 } else if (!strcmp(p
, "rechs")) {
3151 translation
= BIOS_ATA_TRANSLATION_RECHS
;
3152 } else if (!strcmp(p
, "none")) {
3153 translation
= BIOS_ATA_TRANSLATION_NONE
;
3154 } else if (!strcmp(p
, "lba")) {
3155 translation
= BIOS_ATA_TRANSLATION_LBA
;
3156 } else if (!strcmp(p
, "auto")) {
3157 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3161 } else if (*p
!= '\0') {
3163 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3166 if (hda_opts
!= NULL
) {
3167 qemu_opt_set_number(hda_opts
, "cyls", cyls
,
3169 qemu_opt_set_number(hda_opts
, "heads", heads
,
3171 qemu_opt_set_number(hda_opts
, "secs", secs
,
3173 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
3174 qemu_opt_set(hda_opts
, "trans", "large",
3176 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
3177 qemu_opt_set(hda_opts
, "trans", "rechs",
3179 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
3180 qemu_opt_set(hda_opts
, "trans", "lba",
3182 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
3183 qemu_opt_set(hda_opts
, "trans", "none",
3189 case QEMU_OPTION_numa
:
3190 opts
= qemu_opts_parse_noisily(qemu_find_opts("numa"),
3196 case QEMU_OPTION_display
:
3197 display_type
= select_display(optarg
);
3199 case QEMU_OPTION_nographic
:
3200 display_type
= DT_NOGRAPHIC
;
3202 case QEMU_OPTION_curses
:
3203 #ifdef CONFIG_CURSES
3204 display_type
= DT_CURSES
;
3206 fprintf(stderr
, "Curses support is disabled\n");
3210 case QEMU_OPTION_portrait
:
3211 graphic_rotate
= 90;
3213 case QEMU_OPTION_rotate
:
3214 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3215 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3216 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3218 "qemu: only 90, 180, 270 deg rotation is available\n");
3222 case QEMU_OPTION_kernel
:
3223 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
,
3226 case QEMU_OPTION_initrd
:
3227 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
,
3230 case QEMU_OPTION_append
:
3231 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
,
3234 case QEMU_OPTION_dtb
:
3235 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
,
3238 case QEMU_OPTION_cdrom
:
3239 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3241 case QEMU_OPTION_boot
:
3242 opts
= qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3248 case QEMU_OPTION_fda
:
3249 case QEMU_OPTION_fdb
:
3250 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3253 case QEMU_OPTION_no_fd_bootchk
:
3256 case QEMU_OPTION_netdev
:
3257 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3261 case QEMU_OPTION_net
:
3262 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3266 #ifdef CONFIG_LIBISCSI
3267 case QEMU_OPTION_iscsi
:
3268 opts
= qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3276 case QEMU_OPTION_tftp
:
3277 legacy_tftp_prefix
= optarg
;
3279 case QEMU_OPTION_bootp
:
3280 legacy_bootp_filename
= optarg
;
3282 case QEMU_OPTION_redir
:
3283 if (net_slirp_redir(optarg
) < 0)
3287 case QEMU_OPTION_bt
:
3288 add_device_config(DEV_BT
, optarg
);
3290 case QEMU_OPTION_audio_help
:
3294 case QEMU_OPTION_soundhw
:
3295 select_soundhw (optarg
);
3300 case QEMU_OPTION_version
:
3305 opts
= qemu_opts_parse_noisily(qemu_find_opts("memory"),
3312 case QEMU_OPTION_tpmdev
:
3313 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3318 case QEMU_OPTION_mempath
:
3321 case QEMU_OPTION_mem_prealloc
:
3331 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3333 case QEMU_OPTION_gdb
:
3334 add_device_config(DEV_GDB
, optarg
);
3337 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3338 data_dir
[data_dir_idx
++] = optarg
;
3341 case QEMU_OPTION_bios
:
3342 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
,
3345 case QEMU_OPTION_singlestep
:
3352 keyboard_layout
= optarg
;
3354 case QEMU_OPTION_localtime
:
3357 case QEMU_OPTION_vga
:
3366 w
= strtol(p
, (char **)&p
, 10);
3369 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3375 h
= strtol(p
, (char **)&p
, 10);
3380 depth
= strtol(p
, (char **)&p
, 10);
3381 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3382 depth
!= 24 && depth
!= 32)
3384 } else if (*p
== '\0') {
3385 depth
= graphic_depth
;
3392 graphic_depth
= depth
;
3395 case QEMU_OPTION_echr
:
3398 term_escape_char
= strtol(optarg
, &r
, 0);
3400 printf("Bad argument to echr\n");
3403 case QEMU_OPTION_monitor
:
3404 default_monitor
= 0;
3405 if (strncmp(optarg
, "none", 4)) {
3406 monitor_parse(optarg
, "readline", false);
3409 case QEMU_OPTION_qmp
:
3410 monitor_parse(optarg
, "control", false);
3411 default_monitor
= 0;
3413 case QEMU_OPTION_qmp_pretty
:
3414 monitor_parse(optarg
, "control", true);
3415 default_monitor
= 0;
3417 case QEMU_OPTION_mon
:
3418 opts
= qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg
,
3423 default_monitor
= 0;
3425 case QEMU_OPTION_chardev
:
3426 opts
= qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3432 case QEMU_OPTION_fsdev
:
3433 olist
= qemu_find_opts("fsdev");
3435 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3438 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3443 case QEMU_OPTION_virtfs
: {
3446 const char *writeout
, *sock_fd
, *socket
;
3448 olist
= qemu_find_opts("virtfs");
3450 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3453 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3458 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3459 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3460 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3463 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3464 qemu_opt_get(opts
, "mount_tag"),
3467 fprintf(stderr
, "duplicate fsdev id: %s\n",
3468 qemu_opt_get(opts
, "mount_tag"));
3472 writeout
= qemu_opt_get(opts
, "writeout");
3474 #ifdef CONFIG_SYNC_FILE_RANGE
3475 qemu_opt_set(fsdev
, "writeout", writeout
, &error_abort
);
3477 fprintf(stderr
, "writeout=immediate not supported on "
3482 qemu_opt_set(fsdev
, "fsdriver",
3483 qemu_opt_get(opts
, "fsdriver"), &error_abort
);
3484 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"),
3486 qemu_opt_set(fsdev
, "security_model",
3487 qemu_opt_get(opts
, "security_model"),
3489 socket
= qemu_opt_get(opts
, "socket");
3491 qemu_opt_set(fsdev
, "socket", socket
, &error_abort
);
3493 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3495 qemu_opt_set(fsdev
, "sock_fd", sock_fd
, &error_abort
);
3498 qemu_opt_set_bool(fsdev
, "readonly",
3499 qemu_opt_get_bool(opts
, "readonly", 0),
3501 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3503 qemu_opt_set(device
, "driver", "virtio-9p-pci", &error_abort
);
3504 qemu_opt_set(device
, "fsdev",
3505 qemu_opt_get(opts
, "mount_tag"), &error_abort
);
3506 qemu_opt_set(device
, "mount_tag",
3507 qemu_opt_get(opts
, "mount_tag"), &error_abort
);
3510 case QEMU_OPTION_virtfs_synth
: {
3514 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3517 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3520 qemu_opt_set(fsdev
, "fsdriver", "synth", &error_abort
);
3522 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3524 qemu_opt_set(device
, "driver", "virtio-9p-pci", &error_abort
);
3525 qemu_opt_set(device
, "fsdev", "v_synth", &error_abort
);
3526 qemu_opt_set(device
, "mount_tag", "v_synth", &error_abort
);
3529 case QEMU_OPTION_serial
:
3530 add_device_config(DEV_SERIAL
, optarg
);
3532 if (strncmp(optarg
, "mon:", 4) == 0) {
3533 default_monitor
= 0;
3536 case QEMU_OPTION_watchdog
:
3539 "qemu: only one watchdog option may be given\n");
3544 case QEMU_OPTION_watchdog_action
:
3545 if (select_watchdog_action(optarg
) == -1) {
3546 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3550 case QEMU_OPTION_virtiocon
:
3551 add_device_config(DEV_VIRTCON
, optarg
);
3552 default_virtcon
= 0;
3553 if (strncmp(optarg
, "mon:", 4) == 0) {
3554 default_monitor
= 0;
3557 case QEMU_OPTION_parallel
:
3558 add_device_config(DEV_PARALLEL
, optarg
);
3559 default_parallel
= 0;
3560 if (strncmp(optarg
, "mon:", 4) == 0) {
3561 default_monitor
= 0;
3564 case QEMU_OPTION_debugcon
:
3565 add_device_config(DEV_DEBUGCON
, optarg
);
3567 case QEMU_OPTION_loadvm
:
3570 case QEMU_OPTION_full_screen
:
3573 case QEMU_OPTION_no_frame
:
3576 case QEMU_OPTION_alt_grab
:
3579 case QEMU_OPTION_ctrl_grab
:
3582 case QEMU_OPTION_no_quit
:
3585 case QEMU_OPTION_sdl
:
3587 display_type
= DT_SDL
;
3590 fprintf(stderr
, "SDL support is disabled\n");
3593 case QEMU_OPTION_pidfile
:
3596 case QEMU_OPTION_win2k_hack
:
3597 win2k_install_hack
= 1;
3599 case QEMU_OPTION_rtc_td_hack
: {
3600 static GlobalProperty slew_lost_ticks
[] = {
3602 .driver
= "mc146818rtc",
3603 .property
= "lost_tick_policy",
3606 { /* end of list */ }
3609 qdev_prop_register_global_list(slew_lost_ticks
);
3612 case QEMU_OPTION_acpitable
:
3613 opts
= qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3618 do_acpitable_option(opts
);
3620 case QEMU_OPTION_smbios
:
3621 opts
= qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3626 do_smbios_option(opts
);
3628 case QEMU_OPTION_fwcfg
:
3629 opts
= qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3635 case QEMU_OPTION_enable_kvm
:
3636 olist
= qemu_find_opts("machine");
3637 qemu_opts_parse_noisily(olist
, "accel=kvm", false);
3640 case QEMU_OPTION_machine
:
3641 olist
= qemu_find_opts("machine");
3642 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3647 case QEMU_OPTION_no_kvm
:
3648 olist
= qemu_find_opts("machine");
3649 qemu_opts_parse_noisily(olist
, "accel=tcg", false);
3651 case QEMU_OPTION_no_kvm_pit
: {
3652 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3656 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3657 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3659 .driver
= "kvm-pit",
3660 .property
= "lost_tick_policy",
3663 { /* end of list */ }
3666 fprintf(stderr
, "Warning: option deprecated, use "
3667 "lost_tick_policy property of kvm-pit instead.\n");
3668 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3671 case QEMU_OPTION_usb
:
3672 olist
= qemu_find_opts("machine");
3673 qemu_opts_parse_noisily(olist
, "usb=on", false);
3675 case QEMU_OPTION_usbdevice
:
3676 olist
= qemu_find_opts("machine");
3677 qemu_opts_parse_noisily(olist
, "usb=on", false);
3678 add_device_config(DEV_USB
, optarg
);
3680 case QEMU_OPTION_device
:
3681 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3686 case QEMU_OPTION_smp
:
3687 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3692 case QEMU_OPTION_vnc
:
3695 Error
*local_err
= NULL
;
3697 if (vnc_parse(optarg
, &local_err
) == NULL
) {
3698 error_report_err(local_err
);
3702 fprintf(stderr
, "VNC support is disabled\n");
3707 case QEMU_OPTION_no_acpi
:
3710 case QEMU_OPTION_no_hpet
:
3713 case QEMU_OPTION_balloon
:
3714 if (balloon_parse(optarg
) < 0) {
3715 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3719 case QEMU_OPTION_no_reboot
:
3722 case QEMU_OPTION_no_shutdown
:
3725 case QEMU_OPTION_show_cursor
:
3728 case QEMU_OPTION_uuid
:
3729 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3730 fprintf(stderr
, "Fail to parse UUID string."
3731 " Wrong format.\n");
3734 qemu_uuid_set
= true;
3736 case QEMU_OPTION_option_rom
:
3737 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3738 fprintf(stderr
, "Too many option ROMs\n");
3741 opts
= qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3746 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3747 option_rom
[nb_option_roms
].bootindex
=
3748 qemu_opt_get_number(opts
, "bootindex", -1);
3749 if (!option_rom
[nb_option_roms
].name
) {
3750 fprintf(stderr
, "Option ROM file is not specified\n");
3755 case QEMU_OPTION_semihosting
:
3756 semihosting
.enabled
= true;
3757 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3759 case QEMU_OPTION_semihosting_config
:
3760 semihosting
.enabled
= true;
3761 opts
= qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3764 semihosting
.enabled
= qemu_opt_get_bool(opts
, "enable",
3766 const char *target
= qemu_opt_get(opts
, "target");
3767 if (target
!= NULL
) {
3768 if (strcmp("native", target
) == 0) {
3769 semihosting
.target
= SEMIHOSTING_TARGET_NATIVE
;
3770 } else if (strcmp("gdb", target
) == 0) {
3771 semihosting
.target
= SEMIHOSTING_TARGET_GDB
;
3772 } else if (strcmp("auto", target
) == 0) {
3773 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3775 fprintf(stderr
, "Unsupported semihosting-config"
3781 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3783 /* Set semihosting argument count and vector */
3784 qemu_opt_foreach(opts
, add_semihosting_arg
,
3785 &semihosting
, NULL
);
3787 fprintf(stderr
, "Unsupported semihosting-config %s\n",
3792 case QEMU_OPTION_tdf
:
3793 fprintf(stderr
, "Warning: user space PIT time drift fix "
3794 "is no longer supported.\n");
3796 case QEMU_OPTION_name
:
3797 opts
= qemu_opts_parse_noisily(qemu_find_opts("name"),
3803 case QEMU_OPTION_prom_env
:
3804 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3805 fprintf(stderr
, "Too many prom variables\n");
3808 prom_envs
[nb_prom_envs
] = optarg
;
3811 case QEMU_OPTION_old_param
:
3814 case QEMU_OPTION_clock
:
3815 /* Clock options no longer exist. Keep this option for
3816 * backward compatibility.
3819 case QEMU_OPTION_startdate
:
3820 configure_rtc_date_offset(optarg
, 1);
3822 case QEMU_OPTION_rtc
:
3823 opts
= qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg
,
3828 configure_rtc(opts
);
3830 case QEMU_OPTION_tb_size
:
3831 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3832 if (tcg_tb_size
< 0) {
3836 case QEMU_OPTION_icount
:
3837 icount_opts
= qemu_opts_parse_noisily(qemu_find_opts("icount"),
3843 case QEMU_OPTION_incoming
:
3845 runstate_set(RUN_STATE_INMIGRATE
);
3849 case QEMU_OPTION_nodefaults
:
3852 case QEMU_OPTION_xen_domid
:
3853 if (!(xen_available())) {
3854 printf("Option %s not supported for this target\n", popt
->name
);
3857 xen_domid
= atoi(optarg
);
3859 case QEMU_OPTION_xen_create
:
3860 if (!(xen_available())) {
3861 printf("Option %s not supported for this target\n", popt
->name
);
3864 xen_mode
= XEN_CREATE
;
3866 case QEMU_OPTION_xen_attach
:
3867 if (!(xen_available())) {
3868 printf("Option %s not supported for this target\n", popt
->name
);
3871 xen_mode
= XEN_ATTACH
;
3873 case QEMU_OPTION_trace
:
3875 opts
= qemu_opts_parse_noisily(qemu_find_opts("trace"),
3880 trace_events
= qemu_opt_get(opts
, "events");
3881 trace_file
= qemu_opt_get(opts
, "file");
3884 case QEMU_OPTION_readconfig
:
3886 int ret
= qemu_read_config_file(optarg
);
3888 fprintf(stderr
, "read config %s: %s\n", optarg
,
3894 case QEMU_OPTION_spice
:
3895 olist
= qemu_find_opts("spice");
3897 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3900 opts
= qemu_opts_parse_noisily(olist
, optarg
, false);
3906 case QEMU_OPTION_writeconfig
:
3909 if (strcmp(optarg
, "-") == 0) {
3912 fp
= fopen(optarg
, "w");
3914 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3918 qemu_config_write(fp
);
3924 case QEMU_OPTION_qtest
:
3925 qtest_chrdev
= optarg
;
3927 case QEMU_OPTION_qtest_log
:
3930 case QEMU_OPTION_sandbox
:
3931 opts
= qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
3937 case QEMU_OPTION_add_fd
:
3939 opts
= qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
3945 error_report("File descriptor passing is disabled on this "
3950 case QEMU_OPTION_object
:
3951 opts
= qemu_opts_parse_noisily(qemu_find_opts("object"),
3957 case QEMU_OPTION_realtime
:
3958 opts
= qemu_opts_parse_noisily(qemu_find_opts("realtime"),
3963 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
3965 case QEMU_OPTION_msg
:
3966 opts
= qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg
,
3971 configure_msg(opts
);
3973 case QEMU_OPTION_dump_vmstate
:
3974 if (vmstate_dump_file
) {
3975 fprintf(stderr
, "qemu: only one '-dump-vmstate' "
3976 "option may be given\n");
3979 vmstate_dump_file
= fopen(optarg
, "w");
3980 if (vmstate_dump_file
== NULL
) {
3981 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3986 os_parse_cmd_args(popt
->index
, optarg
);
3991 opts
= qemu_get_machine_opts();
3992 optarg
= qemu_opt_get(opts
, "type");
3994 machine_class
= machine_parse(optarg
);
3997 if (machine_class
== NULL
) {
3998 fprintf(stderr
, "No machine specified, and there is no default.\n"
3999 "Use -machine help to list supported machines!\n");
4003 set_memory_options(&ram_slots
, &maxram_size
, machine_class
);
4009 if (qemu_init_main_loop(&main_loop_err
)) {
4010 error_report_err(main_loop_err
);
4014 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4015 parse_sandbox
, NULL
, NULL
)) {
4019 if (qemu_opts_foreach(qemu_find_opts("name"),
4020 parse_name
, NULL
, NULL
)) {
4025 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4026 parse_add_fd
, NULL
, NULL
)) {
4030 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4031 cleanup_add_fd
, NULL
, NULL
)) {
4036 current_machine
= MACHINE(object_new(object_class_get_name(
4037 OBJECT_CLASS(machine_class
))));
4038 if (machine_help_func(qemu_get_machine_opts(), current_machine
)) {
4041 object_property_add_child(object_get_root(), "machine",
4042 OBJECT(current_machine
), &error_abort
);
4043 cpu_exec_init_all();
4045 if (machine_class
->hw_version
) {
4046 qemu_set_version(machine_class
->hw_version
);
4049 /* Init CPU def lists, based on config
4050 * - Must be called after all the qemu_read_config_file() calls
4051 * - Must be called before list_cpus()
4052 * - Must be called before machine->init()
4056 if (cpu_model
&& is_help_option(cpu_model
)) {
4057 list_cpus(stdout
, &fprintf
, cpu_model
);
4061 /* Open the logfile at this point and set the log mask if necessary.
4064 qemu_set_log_filename(log_file
);
4069 mask
= qemu_str_to_log_mask(log_mask
);
4071 qemu_print_log_usage(stdout
);
4077 if (!is_daemonized()) {
4078 if (!trace_init_backends(trace_events
, trace_file
)) {
4083 /* If no data_dir is specified then try to find it relative to the
4085 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4086 data_dir
[data_dir_idx
] = os_find_datadir();
4087 if (data_dir
[data_dir_idx
] != NULL
) {
4091 /* If all else fails use the install path specified when building. */
4092 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4093 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
4096 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
4098 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
4099 if (max_cpus
> machine_class
->max_cpus
) {
4100 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
4101 "supported by machine `%s' (%d)\n", max_cpus
,
4102 machine_class
->name
, machine_class
->max_cpus
);
4107 * Get the default machine options from the machine if it is not already
4108 * specified either by the configuration file or by the command line.
4110 if (machine_class
->default_machine_opts
) {
4111 qemu_opts_set_defaults(qemu_find_opts("machine"),
4112 machine_class
->default_machine_opts
, 0);
4115 qemu_opts_foreach(qemu_find_opts("device"),
4116 default_driver_check
, NULL
, NULL
);
4117 qemu_opts_foreach(qemu_find_opts("global"),
4118 default_driver_check
, NULL
, NULL
);
4120 if (!vga_model
&& !default_vga
) {
4121 vga_interface_type
= VGA_DEVICE
;
4123 if (!has_defaults
|| machine_class
->no_serial
) {
4126 if (!has_defaults
|| machine_class
->no_parallel
) {
4127 default_parallel
= 0;
4129 if (!has_defaults
|| !machine_class
->use_virtcon
) {
4130 default_virtcon
= 0;
4132 if (!has_defaults
|| !machine_class
->use_sclp
) {
4135 if (!has_defaults
|| machine_class
->no_floppy
) {
4138 if (!has_defaults
|| machine_class
->no_cdrom
) {
4141 if (!has_defaults
|| machine_class
->no_sdcard
) {
4144 if (!has_defaults
) {
4145 default_monitor
= 0;
4150 if (is_daemonized()) {
4151 /* According to documentation and historically, -nographic redirects
4152 * serial port, parallel port and monitor to stdio, which does not work
4153 * with -daemonize. We can redirect these to null instead, but since
4154 * -nographic is legacy, let's just error out.
4155 * We disallow -nographic only if all other ports are not redirected
4156 * explicitly, to not break existing legacy setups which uses
4157 * -nographic _and_ redirects all ports explicitly - this is valid
4158 * usage, -nographic is just a no-op in this case.
4160 if (display_type
== DT_NOGRAPHIC
4161 && (default_parallel
|| default_serial
4162 || default_monitor
|| default_virtcon
)) {
4163 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
4166 #ifdef CONFIG_CURSES
4167 if (display_type
== DT_CURSES
) {
4168 fprintf(stderr
, "curses display can not be used with -daemonize\n");
4174 if (display_type
== DT_NOGRAPHIC
) {
4175 if (default_parallel
)
4176 add_device_config(DEV_PARALLEL
, "null");
4177 if (default_serial
&& default_monitor
) {
4178 add_device_config(DEV_SERIAL
, "mon:stdio");
4179 } else if (default_virtcon
&& default_monitor
) {
4180 add_device_config(DEV_VIRTCON
, "mon:stdio");
4181 } else if (default_sclp
&& default_monitor
) {
4182 add_device_config(DEV_SCLP
, "mon:stdio");
4185 add_device_config(DEV_SERIAL
, "stdio");
4186 if (default_virtcon
)
4187 add_device_config(DEV_VIRTCON
, "stdio");
4189 add_device_config(DEV_SCLP
, "stdio");
4191 if (default_monitor
)
4192 monitor_parse("stdio", "readline", false);
4196 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
4197 if (default_parallel
)
4198 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
4199 if (default_monitor
)
4200 monitor_parse("vc:80Cx24C", "readline", false);
4201 if (default_virtcon
)
4202 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
4204 add_device_config(DEV_SCLP
, "vc:80Cx24C");
4208 #if defined(CONFIG_VNC)
4209 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head
))) {
4213 if (display_type
== DT_DEFAULT
&& !display_remote
) {
4214 #if defined(CONFIG_GTK)
4215 display_type
= DT_GTK
;
4216 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4217 display_type
= DT_SDL
;
4218 #elif defined(CONFIG_VNC)
4219 vnc_parse("localhost:0,to=99,id=default", &error_abort
);
4222 display_type
= DT_NONE
;
4226 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
4227 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4228 "for SDL, ignoring option\n");
4230 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
4231 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
4232 "ignoring option\n");
4235 #if defined(CONFIG_GTK)
4236 if (display_type
== DT_GTK
) {
4237 early_gtk_display_init(request_opengl
);
4240 #if defined(CONFIG_SDL)
4241 if (display_type
== DT_SDL
) {
4242 sdl_display_early_init(request_opengl
);
4245 if (request_opengl
== 1 && display_opengl
== 0) {
4246 #if defined(CONFIG_OPENGL)
4247 fprintf(stderr
, "OpenGL is not supported by the display.\n");
4249 fprintf(stderr
, "QEMU was built without opengl support.\n");
4256 if (qemu_opts_foreach(qemu_find_opts("object"),
4258 object_create_initial
, NULL
)) {
4262 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4263 chardev_init_func
, NULL
, NULL
)) {
4267 #ifdef CONFIG_VIRTFS
4268 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4269 fsdev_init_func
, NULL
, NULL
)) {
4274 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4275 fprintf(stderr
, "Could not acquire pid file: %s\n", strerror(errno
));
4279 if (qemu_opts_foreach(qemu_find_opts("device"),
4280 device_help_func
, NULL
, NULL
)) {
4284 if (qemu_opts_foreach(qemu_find_opts("object"),
4286 object_create_delayed
, NULL
)) {
4290 machine_opts
= qemu_get_machine_opts();
4291 if (qemu_opt_foreach(machine_opts
, machine_set_property
, current_machine
,
4293 object_unref(OBJECT(current_machine
));
4297 configure_accelerator(current_machine
);
4300 Error
*local_err
= NULL
;
4301 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4303 error_report_err(local_err
);
4308 machine_opts
= qemu_get_machine_opts();
4309 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4310 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4311 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4312 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4314 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4316 Error
*local_err
= NULL
;
4318 boot_order
= qemu_opt_get(opts
, "order");
4320 validate_bootdevices(boot_order
, &local_err
);
4322 error_report_err(local_err
);
4327 boot_once
= qemu_opt_get(opts
, "once");
4329 validate_bootdevices(boot_once
, &local_err
);
4331 error_report_err(local_err
);
4336 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4337 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4341 boot_order
= machine_class
->default_boot_order
;
4344 if (!kernel_cmdline
) {
4345 kernel_cmdline
= "";
4346 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4349 linux_boot
= (kernel_filename
!= NULL
);
4351 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4352 fprintf(stderr
, "-append only allowed with -kernel option\n");
4356 if (!linux_boot
&& initrd_filename
!= NULL
) {
4357 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4361 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4362 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4366 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename
) {
4367 /* fall back to the -kernel/-append */
4368 semihosting_arg_fallback(kernel_filename
, kernel_cmdline
);
4371 os_set_line_buffering();
4374 /* spice needs the timers to be initialized by this point */
4380 if (kvm_enabled() || xen_enabled()) {
4381 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4384 configure_icount(icount_opts
, &error_abort
);
4385 qemu_opts_del(icount_opts
);
4388 /* clean up network at qemu process termination */
4389 atexit(&net_cleanup
);
4391 if (net_init_clients() < 0) {
4396 if (tpm_init() < 0) {
4401 /* init the bluetooth world */
4402 if (foreach_device_config(DEV_BT
, bt_parse
))
4405 if (!xen_enabled()) {
4406 /* On 32-bit hosts, QEMU is limited by virtual address space */
4407 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4408 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4416 /* If the currently selected machine wishes to override the units-per-bus
4417 * property of its default HBA interface type, do so now. */
4418 if (machine_class
->units_per_default_bus
) {
4419 override_max_devs(machine_class
->block_default_type
,
4420 machine_class
->units_per_default_bus
);
4423 /* open the virtual block devices */
4425 qemu_opts_foreach(qemu_find_opts("drive"),
4426 drive_enable_snapshot
, NULL
, NULL
);
4427 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4428 &machine_class
->block_default_type
, NULL
)) {
4432 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4434 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4435 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4437 parse_numa_opts(machine_class
);
4439 if (qemu_opts_foreach(qemu_find_opts("mon"),
4440 mon_init_func
, NULL
, NULL
)) {
4444 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4446 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4448 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4450 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4453 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4456 /* If no default VGA is requested, the default is "none". */
4458 if (machine_class
->default_display
) {
4459 vga_model
= machine_class
->default_display
;
4460 } else if (cirrus_vga_available()) {
4461 vga_model
= "cirrus";
4462 } else if (vga_available()) {
4467 select_vgahw(vga_model
);
4471 i
= select_watchdog(watchdog
);
4473 exit (i
== 1 ? 1 : 0);
4476 if (machine_class
->compat_props
) {
4477 qdev_prop_register_global_list(machine_class
->compat_props
);
4481 qdev_machine_init();
4483 current_machine
->ram_size
= ram_size
;
4484 current_machine
->maxram_size
= maxram_size
;
4485 current_machine
->ram_slots
= ram_slots
;
4486 current_machine
->boot_order
= boot_order
;
4487 current_machine
->cpu_model
= cpu_model
;
4489 machine_class
->init(current_machine
);
4495 cpu_synchronize_all_post_init();
4497 numa_post_machine_init();
4499 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4500 parse_fw_cfg
, fw_cfg_find(), NULL
) != 0) {
4504 /* init USB devices */
4505 if (usb_enabled()) {
4506 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4510 /* init generic devices */
4511 if (qemu_opts_foreach(qemu_find_opts("device"),
4512 device_init_func
, NULL
, NULL
)) {
4516 /* Did we create any drives that we failed to create a device for? */
4517 drive_check_orphaned();
4519 net_check_clients();
4522 Error
*local_err
= NULL
;
4523 qemu_boot_set(boot_once
, &local_err
);
4525 error_report("%s", error_get_pretty(local_err
));
4528 qemu_register_reset(restore_boot_order
, g_strdup(boot_order
));
4531 ds
= init_displaystate();
4533 /* init local displays */
4534 switch (display_type
) {
4536 (void)ds
; /* avoid warning if no display is configured */
4538 #if defined(CONFIG_CURSES)
4540 curses_display_init(ds
, full_screen
);
4543 #if defined(CONFIG_SDL)
4545 sdl_display_init(ds
, full_screen
, no_frame
);
4547 #elif defined(CONFIG_COCOA)
4549 cocoa_display_init(ds
, full_screen
);
4552 #if defined(CONFIG_GTK)
4554 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4561 /* must be after terminal init, SDL library changes signal handlers */
4562 os_setup_signal_handling();
4565 /* init remote displays */
4566 qemu_opts_foreach(qemu_find_opts("vnc"),
4567 vnc_init_func
, NULL
, NULL
);
4568 if (show_vnc_port
) {
4569 char *ret
= vnc_display_local_addr("default");
4570 printf("VNC server running on `%s'\n", ret
);
4576 qemu_spice_display_init();
4580 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4584 qdev_machine_creation_done();
4586 if (rom_load_all() != 0) {
4587 fprintf(stderr
, "rom loading failed\n");
4591 /* TODO: once all bus devices are qdevified, this should be done
4592 * when bus is created by qdev.c */
4593 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4594 qemu_run_machine_init_done_notifiers();
4596 /* Done notifiers can load ROMs */
4599 qemu_system_reset(VMRESET_SILENT
);
4601 if (load_vmstate(loadvm
) < 0) {
4606 qdev_prop_check_globals();
4607 if (vmstate_dump_file
) {
4609 dump_vmstate_json_to_file(vmstate_dump_file
);
4614 Error
*local_err
= NULL
;
4615 qemu_start_incoming_migration(incoming
, &local_err
);
4617 error_report("-incoming %s: %s", incoming
,
4618 error_get_pretty(local_err
));
4619 error_free(local_err
);
4622 } else if (autostart
) {
4628 if (is_daemonized()) {
4629 if (!trace_init_backends(trace_events
, trace_file
)) {