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/error-report.h"
62 #include "qemu/sockets.h"
64 #include "hw/boards.h"
65 #include "sysemu/accel.h"
67 #include "hw/i386/pc.h"
68 #include "hw/isa/isa.h"
70 #include "sysemu/watchdog.h"
71 #include "hw/smbios/smbios.h"
72 #include "hw/xen/xen.h"
74 #include "hw/loader.h"
75 #include "monitor/qdev.h"
76 #include "sysemu/bt.h"
78 #include "net/slirp.h"
79 #include "monitor/monitor.h"
80 #include "ui/console.h"
81 #include "sysemu/sysemu.h"
82 #include "sysemu/numa.h"
83 #include "exec/gdbstub.h"
84 #include "qemu/timer.h"
85 #include "sysemu/char.h"
86 #include "qemu/bitmap.h"
87 #include "sysemu/blockdev.h"
88 #include "hw/block/block.h"
89 #include "migration/block.h"
90 #include "sysemu/tpm.h"
91 #include "sysemu/dma.h"
92 #include "audio/audio.h"
93 #include "migration/migration.h"
94 #include "sysemu/kvm.h"
95 #include "qapi/qmp/qjson.h"
96 #include "qemu/option.h"
97 #include "qemu/config-file.h"
98 #include "qemu-options.h"
99 #include "qmp-commands.h"
100 #include "qemu/main-loop.h"
102 #include "fsdev/qemu-fsdev.h"
104 #include "sysemu/qtest.h"
106 #include "disas/disas.h"
109 #include "slirp/libslirp.h"
112 #include "trace/control.h"
113 #include "qemu/queue.h"
114 #include "sysemu/cpus.h"
115 #include "sysemu/arch_init.h"
116 #include "qemu/osdep.h"
118 #include "ui/qemu-spice.h"
119 #include "qapi/string-input-visitor.h"
120 #include "qapi/opts-visitor.h"
121 #include "qom/object_interfaces.h"
122 #include "qapi-event.h"
123 #include "exec/semihost.h"
124 #include "crypto/init.h"
126 #define MAX_VIRTIO_CONSOLES 1
127 #define MAX_SCLP_CONSOLES 1
129 static const char *data_dir
[16];
130 static int data_dir_idx
;
131 const char *bios_name
= NULL
;
132 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
133 DisplayType display_type
= DT_DEFAULT
;
134 int request_opengl
= -1;
136 static int display_remote
;
137 const char* keyboard_layout
= NULL
;
139 const char *mem_path
= NULL
;
140 int mem_prealloc
= 0; /* force preallocation of physical target memory */
141 bool enable_mlock
= false;
143 NICInfo nd_table
[MAX_NICS
];
145 static int rtc_utc
= 1;
146 static int rtc_date_offset
= -1; /* -1 means no change */
147 QEMUClockType rtc_clock
;
148 int vga_interface_type
= VGA_NONE
;
149 static int full_screen
= 0;
150 static int no_frame
= 0;
153 static bool grab_on_hover
;
155 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
156 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
157 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
158 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
159 int win2k_install_hack
= 0;
165 int acpi_enabled
= 1;
168 static int no_reboot
;
171 int graphic_rotate
= 0;
172 const char *watchdog
;
173 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
176 const char *qemu_name
;
179 unsigned int nb_prom_envs
= 0;
180 const char *prom_envs
[MAX_PROM_ENVS
];
183 uint8_t *boot_splash_filedata
;
184 size_t boot_splash_filedata_size
;
185 uint8_t qemu_extra_params_fw
[2];
187 int icount_align_option
;
189 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
190 * little-endian "wire format" described in the SMBIOS 2.6 specification.
192 uint8_t qemu_uuid
[16];
195 static NotifierList exit_notifiers
=
196 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
198 static NotifierList machine_init_done_notifiers
=
199 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
203 enum xen_mode xen_mode
= XEN_EMULATE
;
205 static int has_defaults
= 1;
206 static int default_serial
= 1;
207 static int default_parallel
= 1;
208 static int default_virtcon
= 1;
209 static int default_sclp
= 1;
210 static int default_monitor
= 1;
211 static int default_floppy
= 1;
212 static int default_cdrom
= 1;
213 static int default_sdcard
= 1;
214 static int default_vga
= 1;
220 { .driver
= "isa-serial", .flag
= &default_serial
},
221 { .driver
= "isa-parallel", .flag
= &default_parallel
},
222 { .driver
= "isa-fdc", .flag
= &default_floppy
},
223 { .driver
= "ide-cd", .flag
= &default_cdrom
},
224 { .driver
= "ide-hd", .flag
= &default_cdrom
},
225 { .driver
= "ide-drive", .flag
= &default_cdrom
},
226 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
227 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
228 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
229 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
230 { .driver
= "VGA", .flag
= &default_vga
},
231 { .driver
= "isa-vga", .flag
= &default_vga
},
232 { .driver
= "cirrus-vga", .flag
= &default_vga
},
233 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
234 { .driver
= "vmware-svga", .flag
= &default_vga
},
235 { .driver
= "qxl-vga", .flag
= &default_vga
},
236 { .driver
= "virtio-vga", .flag
= &default_vga
},
239 static QemuOptsList qemu_rtc_opts
= {
241 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
245 .type
= QEMU_OPT_STRING
,
248 .type
= QEMU_OPT_STRING
,
251 .type
= QEMU_OPT_STRING
,
253 { /* end of list */ }
257 static QemuOptsList qemu_sandbox_opts
= {
259 .implied_opt_name
= "enable",
260 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
264 .type
= QEMU_OPT_BOOL
,
266 { /* end of list */ }
270 static QemuOptsList qemu_trace_opts
= {
272 .implied_opt_name
= "trace",
273 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
277 .type
= QEMU_OPT_STRING
,
280 .type
= QEMU_OPT_STRING
,
282 { /* end of list */ }
286 static QemuOptsList qemu_option_rom_opts
= {
287 .name
= "option-rom",
288 .implied_opt_name
= "romfile",
289 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
293 .type
= QEMU_OPT_NUMBER
,
296 .type
= QEMU_OPT_STRING
,
298 { /* end of list */ }
302 static QemuOptsList qemu_machine_opts
= {
304 .implied_opt_name
= "type",
306 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
309 * no elements => accept any
310 * sanity checking will happen later
311 * when setting machine properties
317 static QemuOptsList qemu_boot_opts
= {
319 .implied_opt_name
= "order",
321 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
325 .type
= QEMU_OPT_STRING
,
328 .type
= QEMU_OPT_STRING
,
331 .type
= QEMU_OPT_BOOL
,
334 .type
= QEMU_OPT_STRING
,
336 .name
= "splash-time",
337 .type
= QEMU_OPT_STRING
,
339 .name
= "reboot-timeout",
340 .type
= QEMU_OPT_STRING
,
343 .type
= QEMU_OPT_BOOL
,
349 static QemuOptsList qemu_add_fd_opts
= {
351 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
355 .type
= QEMU_OPT_NUMBER
,
356 .help
= "file descriptor of which a duplicate is added to fd set",
359 .type
= QEMU_OPT_NUMBER
,
360 .help
= "ID of the fd set to add fd to",
363 .type
= QEMU_OPT_STRING
,
364 .help
= "free-form string used to describe fd",
366 { /* end of list */ }
370 static QemuOptsList qemu_object_opts
= {
372 .implied_opt_name
= "qom-type",
373 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
379 static QemuOptsList qemu_tpmdev_opts
= {
381 .implied_opt_name
= "type",
382 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
384 /* options are defined in the TPM backends */
385 { /* end of list */ }
389 static QemuOptsList qemu_realtime_opts
= {
391 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
395 .type
= QEMU_OPT_BOOL
,
397 { /* end of list */ }
401 static QemuOptsList qemu_msg_opts
= {
403 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
407 .type
= QEMU_OPT_BOOL
,
409 { /* end of list */ }
413 static QemuOptsList qemu_name_opts
= {
415 .implied_opt_name
= "guest",
417 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
421 .type
= QEMU_OPT_STRING
,
422 .help
= "Sets the name of the guest.\n"
423 "This name will be displayed in the SDL window caption.\n"
424 "The name will also be used for the VNC server",
427 .type
= QEMU_OPT_STRING
,
428 .help
= "Sets the name of the QEMU process, as shown in top etc",
430 .name
= "debug-threads",
431 .type
= QEMU_OPT_BOOL
,
432 .help
= "When enabled, name the individual threads; defaults off.\n"
433 "NOTE: The thread names are for debugging and not a\n"
436 { /* End of list */ }
440 static QemuOptsList qemu_mem_opts
= {
442 .implied_opt_name
= "size",
443 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
448 .type
= QEMU_OPT_SIZE
,
452 .type
= QEMU_OPT_NUMBER
,
456 .type
= QEMU_OPT_SIZE
,
458 { /* end of list */ }
462 static QemuOptsList qemu_icount_opts
= {
464 .implied_opt_name
= "shift",
466 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
470 .type
= QEMU_OPT_STRING
,
473 .type
= QEMU_OPT_BOOL
,
476 .type
= QEMU_OPT_BOOL
,
478 { /* end of list */ }
482 static QemuOptsList qemu_semihosting_config_opts
= {
483 .name
= "semihosting-config",
484 .implied_opt_name
= "enable",
485 .head
= QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts
.head
),
489 .type
= QEMU_OPT_BOOL
,
492 .type
= QEMU_OPT_STRING
,
495 .type
= QEMU_OPT_STRING
,
497 { /* end of list */ }
501 static QemuOptsList qemu_fw_cfg_opts
= {
503 .implied_opt_name
= "name",
504 .head
= QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts
.head
),
508 .type
= QEMU_OPT_STRING
,
509 .help
= "Sets the fw_cfg name of the blob to be inserted",
512 .type
= QEMU_OPT_STRING
,
513 .help
= "Sets the name of the file from which\n"
514 "the fw_cfg blob will be loaded",
516 { /* end of list */ }
521 * Get machine options
523 * Returns: machine options (never null).
525 QemuOpts
*qemu_get_machine_opts(void)
527 return qemu_find_opts_singleton("machine");
530 const char *qemu_get_vm_name(void)
535 static void res_free(void)
537 if (boot_splash_filedata
!= NULL
) {
538 g_free(boot_splash_filedata
);
539 boot_splash_filedata
= NULL
;
543 static int default_driver_check(void *opaque
, QemuOpts
*opts
, Error
**errp
)
545 const char *driver
= qemu_opt_get(opts
, "driver");
550 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
551 if (strcmp(default_list
[i
].driver
, driver
) != 0)
553 *(default_list
[i
].flag
) = 0;
558 /***********************************************************/
561 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
563 /* We use RUN_STATE_MAX but any invalid value will do */
564 static RunState vmstop_requested
= RUN_STATE_MAX
;
565 static QemuMutex vmstop_lock
;
570 } RunStateTransition
;
572 static const RunStateTransition runstate_transitions_def
[] = {
574 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
575 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
577 { RUN_STATE_INMIGRATE
, RUN_STATE_INTERNAL_ERROR
},
578 { RUN_STATE_INMIGRATE
, RUN_STATE_IO_ERROR
},
579 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
580 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
581 { RUN_STATE_INMIGRATE
, RUN_STATE_SHUTDOWN
},
582 { RUN_STATE_INMIGRATE
, RUN_STATE_SUSPENDED
},
583 { RUN_STATE_INMIGRATE
, RUN_STATE_WATCHDOG
},
584 { RUN_STATE_INMIGRATE
, RUN_STATE_GUEST_PANICKED
},
586 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
587 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
589 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
590 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
592 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
593 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
595 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
596 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
598 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
599 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
600 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
602 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
603 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
605 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
607 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
608 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
609 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
610 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
611 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
612 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
613 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
614 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
615 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
616 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
618 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
620 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
621 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
623 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
624 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
625 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
626 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
628 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
629 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
631 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
632 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
634 { RUN_STATE_MAX
, RUN_STATE_MAX
},
637 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
639 bool runstate_check(RunState state
)
641 return current_run_state
== state
;
644 bool runstate_store(char *str
, size_t size
)
646 const char *state
= RunState_lookup
[current_run_state
];
647 size_t len
= strlen(state
) + 1;
652 memcpy(str
, state
, len
);
656 static void runstate_init(void)
658 const RunStateTransition
*p
;
660 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
661 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
662 runstate_valid_transitions
[p
->from
][p
->to
] = true;
665 qemu_mutex_init(&vmstop_lock
);
668 /* This function will abort() on invalid state transitions */
669 void runstate_set(RunState new_state
)
671 assert(new_state
< RUN_STATE_MAX
);
673 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
674 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
675 RunState_lookup
[current_run_state
],
676 RunState_lookup
[new_state
]);
679 trace_runstate_set(new_state
);
680 current_run_state
= new_state
;
683 int runstate_is_running(void)
685 return runstate_check(RUN_STATE_RUNNING
);
688 bool runstate_needs_reset(void)
690 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
691 runstate_check(RUN_STATE_SHUTDOWN
);
694 StatusInfo
*qmp_query_status(Error
**errp
)
696 StatusInfo
*info
= g_malloc0(sizeof(*info
));
698 info
->running
= runstate_is_running();
699 info
->singlestep
= singlestep
;
700 info
->status
= current_run_state
;
705 static bool qemu_vmstop_requested(RunState
*r
)
707 qemu_mutex_lock(&vmstop_lock
);
708 *r
= vmstop_requested
;
709 vmstop_requested
= RUN_STATE_MAX
;
710 qemu_mutex_unlock(&vmstop_lock
);
711 return *r
< RUN_STATE_MAX
;
714 void qemu_system_vmstop_request_prepare(void)
716 qemu_mutex_lock(&vmstop_lock
);
719 void qemu_system_vmstop_request(RunState state
)
721 vmstop_requested
= state
;
722 qemu_mutex_unlock(&vmstop_lock
);
730 qemu_vmstop_requested(&requested
);
731 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
735 /* Ensure that a STOP/RESUME pair of events is emitted if a
736 * vmstop request was pending. The BLOCK_IO_ERROR event, for
737 * example, according to documentation is always followed by
740 if (runstate_is_running()) {
741 qapi_event_send_stop(&error_abort
);
744 runstate_set(RUN_STATE_RUNNING
);
745 vm_state_notify(1, RUN_STATE_RUNNING
);
749 qapi_event_send_resume(&error_abort
);
753 /***********************************************************/
754 /* real time host monotonic timer */
756 static time_t qemu_time(void)
758 return qemu_clock_get_ms(QEMU_CLOCK_HOST
) / 1000;
761 /***********************************************************/
762 /* host time/date access */
763 void qemu_get_timedate(struct tm
*tm
, int offset
)
765 time_t ti
= qemu_time();
768 if (rtc_date_offset
== -1) {
772 localtime_r(&ti
, tm
);
774 ti
-= rtc_date_offset
;
779 int qemu_timedate_diff(struct tm
*tm
)
783 if (rtc_date_offset
== -1)
785 seconds
= mktimegm(tm
);
788 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
789 seconds
= mktime(&tmp
);
792 seconds
= mktimegm(tm
) + rtc_date_offset
;
794 return seconds
- qemu_time();
797 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
799 time_t rtc_start_date
;
802 if (!strcmp(startdate
, "now") && legacy
) {
803 rtc_date_offset
= -1;
805 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
813 } else if (sscanf(startdate
, "%d-%d-%d",
825 rtc_start_date
= mktimegm(&tm
);
826 if (rtc_start_date
== -1) {
828 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
829 "'2006-06-17T16:01:21' or '2006-06-17'\n");
832 rtc_date_offset
= qemu_time() - rtc_start_date
;
836 static void configure_rtc(QemuOpts
*opts
)
840 value
= qemu_opt_get(opts
, "base");
842 if (!strcmp(value
, "utc")) {
844 } else if (!strcmp(value
, "localtime")) {
847 configure_rtc_date_offset(value
, 0);
850 value
= qemu_opt_get(opts
, "clock");
852 if (!strcmp(value
, "host")) {
853 rtc_clock
= QEMU_CLOCK_HOST
;
854 } else if (!strcmp(value
, "rt")) {
855 rtc_clock
= QEMU_CLOCK_REALTIME
;
856 } else if (!strcmp(value
, "vm")) {
857 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
859 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
863 value
= qemu_opt_get(opts
, "driftfix");
865 if (!strcmp(value
, "slew")) {
866 static GlobalProperty slew_lost_ticks
[] = {
868 .driver
= "mc146818rtc",
869 .property
= "lost_tick_policy",
872 { /* end of list */ }
875 qdev_prop_register_global_list(slew_lost_ticks
);
876 } else if (!strcmp(value
, "none")) {
877 /* discard is default */
879 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
885 /***********************************************************/
886 /* Bluetooth support */
889 static struct HCIInfo
*hci_table
[MAX_NICS
];
891 struct HCIInfo
*qemu_next_hci(void)
893 if (cur_hci
== nb_hcis
)
896 return hci_table
[cur_hci
++];
899 static int bt_hci_parse(const char *str
)
904 if (nb_hcis
>= MAX_NICS
) {
905 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
918 bdaddr
.b
[5] = 0x56 + nb_hcis
;
919 hci
->bdaddr_set(hci
, bdaddr
.b
);
921 hci_table
[nb_hcis
++] = hci
;
926 static void bt_vhci_add(int vlan_id
)
928 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
931 fprintf(stderr
, "qemu: warning: adding a VHCI to "
932 "an empty scatternet %i\n", vlan_id
);
934 bt_vhci_init(bt_new_hci(vlan
));
937 static struct bt_device_s
*bt_device_add(const char *opt
)
939 struct bt_scatternet_s
*vlan
;
941 char *endp
= strstr(opt
, ",vlan=");
942 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
945 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
948 vlan_id
= strtol(endp
+ 6, &endp
, 0);
950 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
955 vlan
= qemu_find_bt_vlan(vlan_id
);
958 fprintf(stderr
, "qemu: warning: adding a slave device to "
959 "an empty scatternet %i\n", vlan_id
);
961 if (!strcmp(devname
, "keyboard"))
962 return bt_keyboard_init(vlan
);
964 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
968 static int bt_parse(const char *opt
)
970 const char *endp
, *p
;
973 if (strstart(opt
, "hci", &endp
)) {
974 if (!*endp
|| *endp
== ',') {
976 if (!strstart(endp
, ",vlan=", 0))
979 return bt_hci_parse(opt
);
981 } else if (strstart(opt
, "vhci", &endp
)) {
982 if (!*endp
|| *endp
== ',') {
984 if (strstart(endp
, ",vlan=", &p
)) {
985 vlan
= strtol(p
, (char **) &endp
, 0);
987 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
991 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
1000 } else if (strstart(opt
, "device:", &endp
))
1001 return !bt_device_add(endp
);
1003 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
1007 static int parse_sandbox(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1009 /* FIXME: change this to true for 1.3 */
1010 if (qemu_opt_get_bool(opts
, "enable", false)) {
1011 #ifdef CONFIG_SECCOMP
1012 if (seccomp_start() < 0) {
1013 error_report("failed to install seccomp syscall filter "
1018 error_report("sandboxing request but seccomp is not compiled "
1027 static int parse_name(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1029 const char *proc_name
;
1031 if (qemu_opt_get(opts
, "debug-threads")) {
1032 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
1034 qemu_name
= qemu_opt_get(opts
, "guest");
1036 proc_name
= qemu_opt_get(opts
, "process");
1038 os_set_proc_name(proc_name
);
1044 bool defaults_enabled(void)
1046 return has_defaults
;
1049 bool usb_enabled(void)
1051 return machine_usb(current_machine
);
1055 static int parse_add_fd(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1057 int fd
, dupfd
, flags
;
1059 const char *fd_opaque
= NULL
;
1062 fd
= qemu_opt_get_number(opts
, "fd", -1);
1063 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1064 fd_opaque
= qemu_opt_get(opts
, "opaque");
1067 error_report("fd option is required and must be non-negative");
1071 if (fd
<= STDERR_FILENO
) {
1072 error_report("fd cannot be a standard I/O stream");
1077 * All fds inherited across exec() necessarily have FD_CLOEXEC
1078 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1080 flags
= fcntl(fd
, F_GETFD
);
1081 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1082 error_report("fd is not valid or already in use");
1087 error_report("set option is required and must be non-negative");
1091 #ifdef F_DUPFD_CLOEXEC
1092 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1096 qemu_set_cloexec(dupfd
);
1100 error_report("Error duplicating fd: %s", strerror(errno
));
1104 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1105 fdinfo
= monitor_fdset_add_fd(dupfd
, true, fdset_id
, !!fd_opaque
, fd_opaque
,
1112 static int cleanup_add_fd(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1116 fd
= qemu_opt_get_number(opts
, "fd", -1);
1123 /***********************************************************/
1124 /* QEMU Block devices */
1126 #define HD_OPTS "media=disk"
1127 #define CDROM_OPTS "media=cdrom"
1129 #define PFLASH_OPTS ""
1133 static int drive_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1135 BlockInterfaceType
*block_default_type
= opaque
;
1137 return drive_new(opts
, *block_default_type
) == NULL
;
1140 static int drive_enable_snapshot(void *opaque
, QemuOpts
*opts
, Error
**errp
)
1142 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1143 qemu_opt_set(opts
, "snapshot", "on", &error_abort
);
1148 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1149 int index
, const char *optstr
)
1154 if (!enable
|| drive_get_by_index(type
, index
)) {
1158 opts
= drive_add(type
, index
, NULL
, optstr
);
1160 drive_enable_snapshot(NULL
, opts
, NULL
);
1163 dinfo
= drive_new(opts
, type
);
1167 dinfo
->is_default
= true;
1171 static QemuOptsList qemu_smp_opts
= {
1173 .implied_opt_name
= "cpus",
1174 .merge_lists
= true,
1175 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1179 .type
= QEMU_OPT_NUMBER
,
1182 .type
= QEMU_OPT_NUMBER
,
1185 .type
= QEMU_OPT_NUMBER
,
1188 .type
= QEMU_OPT_NUMBER
,
1191 .type
= QEMU_OPT_NUMBER
,
1193 { /*End of list */ }
1197 static void smp_parse(QemuOpts
*opts
)
1201 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1202 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1203 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1204 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1206 /* compute missing values, prefer sockets over cores over threads */
1207 if (cpus
== 0 || sockets
== 0) {
1208 sockets
= sockets
> 0 ? sockets
: 1;
1209 cores
= cores
> 0 ? cores
: 1;
1210 threads
= threads
> 0 ? threads
: 1;
1212 cpus
= cores
* threads
* sockets
;
1214 } else if (cores
== 0) {
1215 threads
= threads
> 0 ? threads
: 1;
1216 cores
= cpus
/ (sockets
* threads
);
1217 } else if (threads
== 0) {
1218 threads
= cpus
/ (cores
* sockets
);
1219 } else if (sockets
* cores
* threads
< cpus
) {
1220 fprintf(stderr
, "cpu topology: error: "
1221 "sockets (%u) * cores (%u) * threads (%u) < "
1223 sockets
, cores
, threads
, cpus
);
1227 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1230 smp_cores
= cores
> 0 ? cores
: 1;
1231 smp_threads
= threads
> 0 ? threads
: 1;
1235 if (max_cpus
== 0) {
1236 max_cpus
= smp_cpus
;
1239 if (max_cpus
> MAX_CPUMASK_BITS
) {
1240 fprintf(stderr
, "Unsupported number of maxcpus\n");
1243 if (max_cpus
< smp_cpus
) {
1244 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1250 static void realtime_init(void)
1253 if (os_mlock() < 0) {
1254 fprintf(stderr
, "qemu: locking memory failed\n");
1261 static void configure_msg(QemuOpts
*opts
)
1263 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1266 /***********************************************************/
1269 typedef struct SemihostingConfig
{
1271 SemihostingTarget target
;
1274 const char *cmdline
; /* concatenated argv */
1275 } SemihostingConfig
;
1277 static SemihostingConfig semihosting
;
1279 bool semihosting_enabled(void)
1281 return semihosting
.enabled
;
1284 SemihostingTarget
semihosting_get_target(void)
1286 return semihosting
.target
;
1289 const char *semihosting_get_arg(int i
)
1291 if (i
>= semihosting
.argc
) {
1294 return semihosting
.argv
[i
];
1297 int semihosting_get_argc(void)
1299 return semihosting
.argc
;
1302 const char *semihosting_get_cmdline(void)
1304 if (semihosting
.cmdline
== NULL
&& semihosting
.argc
> 0) {
1305 semihosting
.cmdline
= g_strjoinv(" ", (gchar
**)semihosting
.argv
);
1307 return semihosting
.cmdline
;
1310 static int add_semihosting_arg(void *opaque
,
1311 const char *name
, const char *val
,
1314 SemihostingConfig
*s
= opaque
;
1315 if (strcmp(name
, "arg") == 0) {
1317 /* one extra element as g_strjoinv() expects NULL-terminated array */
1318 s
->argv
= g_realloc(s
->argv
, (s
->argc
+ 1) * sizeof(void *));
1319 s
->argv
[s
->argc
- 1] = val
;
1320 s
->argv
[s
->argc
] = NULL
;
1325 /* Use strings passed via -kernel/-append to initialize semihosting.argv[] */
1326 static inline void semihosting_arg_fallback(const char *file
, const char *cmd
)
1331 add_semihosting_arg(&semihosting
, "arg", file
, NULL
);
1333 /* split -append and initialize argv[1..n] */
1334 cmd_token
= strtok(g_strdup(cmd
), " ");
1336 add_semihosting_arg(&semihosting
, "arg", cmd_token
, NULL
);
1337 cmd_token
= strtok(NULL
, " ");
1341 /* Now we still need this for compatibility with XEN. */
1342 bool has_igd_gfx_passthru
;
1343 static void igd_gfx_passthru(void)
1345 has_igd_gfx_passthru
= current_machine
->igd_gfx_passthru
;
1348 /***********************************************************/
1351 static int usb_device_add(const char *devname
)
1353 USBDevice
*dev
= NULL
;
1354 #ifndef CONFIG_LINUX
1358 if (!usb_enabled()) {
1362 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1363 dev
= usbdevice_create(devname
);
1367 /* the other ones */
1368 #ifndef CONFIG_LINUX
1369 /* only the linux version is qdev-ified, usb-bsd still needs this */
1370 if (strstart(devname
, "host:", &p
)) {
1371 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1381 static int usb_device_del(const char *devname
)
1386 if (strstart(devname
, "host:", &p
)) {
1390 if (!usb_enabled()) {
1394 p
= strchr(devname
, '.');
1397 bus_num
= strtoul(devname
, NULL
, 0);
1398 addr
= strtoul(p
+ 1, NULL
, 0);
1400 return usb_device_delete_addr(bus_num
, addr
);
1403 static int usb_parse(const char *cmdline
)
1406 r
= usb_device_add(cmdline
);
1408 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1413 void hmp_usb_add(Monitor
*mon
, const QDict
*qdict
)
1415 const char *devname
= qdict_get_str(qdict
, "devname");
1416 if (usb_device_add(devname
) < 0) {
1417 error_report("could not add USB device '%s'", devname
);
1421 void hmp_usb_del(Monitor
*mon
, const QDict
*qdict
)
1423 const char *devname
= qdict_get_str(qdict
, "devname");
1424 if (usb_device_del(devname
) < 0) {
1425 error_report("could not delete USB device '%s'", devname
);
1429 /***********************************************************/
1430 /* machine registration */
1432 MachineState
*current_machine
;
1435 * Transitional class registration/init used for converting from
1436 * legacy QEMUMachine to MachineClass.
1438 static void qemu_machine_class_init(ObjectClass
*oc
, void *data
)
1440 MachineClass
*mc
= MACHINE_CLASS(oc
);
1441 QEMUMachine
*qm
= data
;
1442 mc
->name
= qm
->name
;
1443 mc
->desc
= qm
->desc
;
1444 mc
->init
= qm
->init
;
1445 mc
->kvm_type
= qm
->kvm_type
;
1446 mc
->block_default_type
= qm
->block_default_type
;
1447 mc
->max_cpus
= qm
->max_cpus
;
1448 mc
->no_sdcard
= qm
->no_sdcard
;
1449 mc
->has_dynamic_sysbus
= qm
->has_dynamic_sysbus
;
1450 mc
->is_default
= qm
->is_default
;
1451 mc
->default_machine_opts
= qm
->default_machine_opts
;
1452 mc
->default_boot_order
= qm
->default_boot_order
;
1455 int qemu_register_machine(QEMUMachine
*m
)
1457 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1460 .parent
= TYPE_MACHINE
,
1461 .class_init
= qemu_machine_class_init
,
1462 .class_data
= (void *)m
,
1471 static MachineClass
*find_machine(const char *name
)
1473 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1474 MachineClass
*mc
= NULL
;
1476 for (el
= machines
; el
; el
= el
->next
) {
1477 MachineClass
*temp
= el
->data
;
1479 if (!strcmp(temp
->name
, name
)) {
1484 !strcmp(temp
->alias
, name
)) {
1490 g_slist_free(machines
);
1494 MachineClass
*find_default_machine(void)
1496 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1497 MachineClass
*mc
= NULL
;
1499 for (el
= machines
; el
; el
= el
->next
) {
1500 MachineClass
*temp
= el
->data
;
1502 if (temp
->is_default
) {
1508 g_slist_free(machines
);
1512 MachineInfoList
*qmp_query_machines(Error
**errp
)
1514 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1515 MachineInfoList
*mach_list
= NULL
;
1517 for (el
= machines
; el
; el
= el
->next
) {
1518 MachineClass
*mc
= el
->data
;
1519 MachineInfoList
*entry
;
1522 info
= g_malloc0(sizeof(*info
));
1523 if (mc
->is_default
) {
1524 info
->has_is_default
= true;
1525 info
->is_default
= true;
1529 info
->has_alias
= true;
1530 info
->alias
= g_strdup(mc
->alias
);
1533 info
->name
= g_strdup(mc
->name
);
1534 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1536 entry
= g_malloc0(sizeof(*entry
));
1537 entry
->value
= info
;
1538 entry
->next
= mach_list
;
1542 g_slist_free(machines
);
1546 static int machine_help_func(QemuOpts
*opts
, MachineState
*machine
)
1548 ObjectProperty
*prop
;
1550 if (!qemu_opt_has_help_opt(opts
)) {
1554 QTAILQ_FOREACH(prop
, &OBJECT(machine
)->properties
, node
) {
1559 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine
)->name
,
1560 prop
->name
, prop
->type
);
1561 if (prop
->description
) {
1562 error_printf(" (%s)\n", prop
->description
);
1571 /***********************************************************/
1572 /* main execution loop */
1574 struct vm_change_state_entry
{
1575 VMChangeStateHandler
*cb
;
1577 QLIST_ENTRY (vm_change_state_entry
) entries
;
1580 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1582 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1585 VMChangeStateEntry
*e
;
1587 e
= g_malloc0(sizeof (*e
));
1591 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1595 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1597 QLIST_REMOVE (e
, entries
);
1601 void vm_state_notify(int running
, RunState state
)
1603 VMChangeStateEntry
*e
, *next
;
1605 trace_vm_state_notify(running
, state
);
1607 QLIST_FOREACH_SAFE(e
, &vm_change_state_head
, entries
, next
) {
1608 e
->cb(e
->opaque
, running
, state
);
1612 /* reset/shutdown handler */
1614 typedef struct QEMUResetEntry
{
1615 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1616 QEMUResetHandler
*func
;
1620 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1621 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1622 static int reset_requested
;
1623 static int shutdown_requested
, shutdown_signal
= -1;
1624 static pid_t shutdown_pid
;
1625 static int powerdown_requested
;
1626 static int debug_requested
;
1627 static int suspend_requested
;
1628 static WakeupReason wakeup_reason
;
1629 static NotifierList powerdown_notifiers
=
1630 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1631 static NotifierList suspend_notifiers
=
1632 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1633 static NotifierList wakeup_notifiers
=
1634 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1635 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1637 int qemu_shutdown_requested_get(void)
1639 return shutdown_requested
;
1642 int qemu_reset_requested_get(void)
1644 return reset_requested
;
1647 static int qemu_shutdown_requested(void)
1649 return atomic_xchg(&shutdown_requested
, 0);
1652 static void qemu_kill_report(void)
1654 if (!qtest_driver() && shutdown_signal
!= -1) {
1655 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1656 if (shutdown_pid
== 0) {
1657 /* This happens for eg ^C at the terminal, so it's worth
1658 * avoiding printing an odd message in that case.
1660 fputc('\n', stderr
);
1662 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1664 shutdown_signal
= -1;
1668 static int qemu_reset_requested(void)
1670 int r
= reset_requested
;
1671 reset_requested
= 0;
1675 static int qemu_suspend_requested(void)
1677 int r
= suspend_requested
;
1678 suspend_requested
= 0;
1682 static WakeupReason
qemu_wakeup_requested(void)
1684 return wakeup_reason
;
1687 static int qemu_powerdown_requested(void)
1689 int r
= powerdown_requested
;
1690 powerdown_requested
= 0;
1694 static int qemu_debug_requested(void)
1696 int r
= debug_requested
;
1697 debug_requested
= 0;
1701 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1703 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1706 re
->opaque
= opaque
;
1707 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1710 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1714 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1715 if (re
->func
== func
&& re
->opaque
== opaque
) {
1716 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1723 void qemu_devices_reset(void)
1725 QEMUResetEntry
*re
, *nre
;
1727 /* reset all devices */
1728 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1729 re
->func(re
->opaque
);
1733 void qemu_system_reset(bool report
)
1737 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1739 if (mc
&& mc
->reset
) {
1742 qemu_devices_reset();
1745 qapi_event_send_reset(&error_abort
);
1747 cpu_synchronize_all_post_reset();
1750 void qemu_system_reset_request(void)
1753 shutdown_requested
= 1;
1755 reset_requested
= 1;
1758 qemu_notify_event();
1761 static void qemu_system_suspend(void)
1764 notifier_list_notify(&suspend_notifiers
, NULL
);
1765 runstate_set(RUN_STATE_SUSPENDED
);
1766 qapi_event_send_suspend(&error_abort
);
1769 void qemu_system_suspend_request(void)
1771 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1774 suspend_requested
= 1;
1776 qemu_notify_event();
1779 void qemu_register_suspend_notifier(Notifier
*notifier
)
1781 notifier_list_add(&suspend_notifiers
, notifier
);
1784 void qemu_system_wakeup_request(WakeupReason reason
)
1786 trace_system_wakeup_request(reason
);
1788 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1791 if (!(wakeup_reason_mask
& (1 << reason
))) {
1794 runstate_set(RUN_STATE_RUNNING
);
1795 wakeup_reason
= reason
;
1796 qemu_notify_event();
1799 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1802 wakeup_reason_mask
|= (1 << reason
);
1804 wakeup_reason_mask
&= ~(1 << reason
);
1808 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1810 notifier_list_add(&wakeup_notifiers
, notifier
);
1813 void qemu_system_killed(int signal
, pid_t pid
)
1815 shutdown_signal
= signal
;
1818 qemu_system_shutdown_request();
1821 void qemu_system_shutdown_request(void)
1823 trace_qemu_system_shutdown_request();
1824 shutdown_requested
= 1;
1825 qemu_notify_event();
1828 static void qemu_system_powerdown(void)
1830 qapi_event_send_powerdown(&error_abort
);
1831 notifier_list_notify(&powerdown_notifiers
, NULL
);
1834 void qemu_system_powerdown_request(void)
1836 trace_qemu_system_powerdown_request();
1837 powerdown_requested
= 1;
1838 qemu_notify_event();
1841 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1843 notifier_list_add(&powerdown_notifiers
, notifier
);
1846 void qemu_system_debug_request(void)
1848 debug_requested
= 1;
1849 qemu_notify_event();
1852 static bool main_loop_should_exit(void)
1855 if (qemu_debug_requested()) {
1856 vm_stop(RUN_STATE_DEBUG
);
1858 if (qemu_suspend_requested()) {
1859 qemu_system_suspend();
1861 if (qemu_shutdown_requested()) {
1863 qapi_event_send_shutdown(&error_abort
);
1865 vm_stop(RUN_STATE_SHUTDOWN
);
1870 if (qemu_reset_requested()) {
1872 cpu_synchronize_all_states();
1873 qemu_system_reset(VMRESET_REPORT
);
1875 if (runstate_needs_reset()) {
1876 runstate_set(RUN_STATE_PAUSED
);
1879 if (qemu_wakeup_requested()) {
1881 cpu_synchronize_all_states();
1882 qemu_system_reset(VMRESET_SILENT
);
1883 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1884 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1886 qapi_event_send_wakeup(&error_abort
);
1888 if (qemu_powerdown_requested()) {
1889 qemu_system_powerdown();
1891 if (qemu_vmstop_requested(&r
)) {
1897 static void main_loop(void)
1901 #ifdef CONFIG_PROFILER
1905 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
1906 #ifdef CONFIG_PROFILER
1907 ti
= profile_getclock();
1909 last_io
= main_loop_wait(nonblocking
);
1910 #ifdef CONFIG_PROFILER
1911 dev_time
+= profile_getclock() - ti
;
1913 } while (!main_loop_should_exit());
1916 static void version(void)
1918 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1921 static void help(int exitcode
)
1924 printf("usage: %s [options] [disk_image]\n\n"
1925 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1926 error_get_progname());
1928 #define QEMU_OPTIONS_GENERATE_HELP
1929 #include "qemu-options-wrapper.h"
1931 printf("\nDuring emulation, the following keys are useful:\n"
1932 "ctrl-alt-f toggle full screen\n"
1933 "ctrl-alt-n switch to virtual console 'n'\n"
1934 "ctrl-alt toggle mouse and keyboard grab\n"
1936 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1941 #define HAS_ARG 0x0001
1943 typedef struct QEMUOption
{
1950 static const QEMUOption qemu_options
[] = {
1951 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1952 #define QEMU_OPTIONS_GENERATE_OPTIONS
1953 #include "qemu-options-wrapper.h"
1957 static bool vga_available(void)
1959 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1962 static bool cirrus_vga_available(void)
1964 return object_class_by_name("cirrus-vga")
1965 || object_class_by_name("isa-cirrus-vga");
1968 static bool vmware_vga_available(void)
1970 return object_class_by_name("vmware-svga");
1973 static bool qxl_vga_available(void)
1975 return object_class_by_name("qxl-vga");
1978 static bool tcx_vga_available(void)
1980 return object_class_by_name("SUNW,tcx");
1983 static bool cg3_vga_available(void)
1985 return object_class_by_name("cgthree");
1988 static bool virtio_vga_available(void)
1990 return object_class_by_name("virtio-vga");
1993 static void select_vgahw (const char *p
)
1997 assert(vga_interface_type
== VGA_NONE
);
1998 if (strstart(p
, "std", &opts
)) {
1999 if (vga_available()) {
2000 vga_interface_type
= VGA_STD
;
2002 fprintf(stderr
, "Error: standard VGA not available\n");
2005 } else if (strstart(p
, "cirrus", &opts
)) {
2006 if (cirrus_vga_available()) {
2007 vga_interface_type
= VGA_CIRRUS
;
2009 fprintf(stderr
, "Error: Cirrus VGA not available\n");
2012 } else if (strstart(p
, "vmware", &opts
)) {
2013 if (vmware_vga_available()) {
2014 vga_interface_type
= VGA_VMWARE
;
2016 fprintf(stderr
, "Error: VMWare SVGA not available\n");
2019 } else if (strstart(p
, "virtio", &opts
)) {
2020 if (virtio_vga_available()) {
2021 vga_interface_type
= VGA_VIRTIO
;
2023 fprintf(stderr
, "Error: Virtio VGA not available\n");
2026 } else if (strstart(p
, "xenfb", &opts
)) {
2027 vga_interface_type
= VGA_XENFB
;
2028 } else if (strstart(p
, "qxl", &opts
)) {
2029 if (qxl_vga_available()) {
2030 vga_interface_type
= VGA_QXL
;
2032 fprintf(stderr
, "Error: QXL VGA not available\n");
2035 } else if (strstart(p
, "tcx", &opts
)) {
2036 if (tcx_vga_available()) {
2037 vga_interface_type
= VGA_TCX
;
2039 fprintf(stderr
, "Error: TCX framebuffer not available\n");
2042 } else if (strstart(p
, "cg3", &opts
)) {
2043 if (cg3_vga_available()) {
2044 vga_interface_type
= VGA_CG3
;
2046 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
2049 } else if (!strstart(p
, "none", &opts
)) {
2051 fprintf(stderr
, "Unknown vga type: %s\n", p
);
2055 const char *nextopt
;
2057 if (strstart(opts
, ",retrace=", &nextopt
)) {
2059 if (strstart(opts
, "dumb", &nextopt
))
2060 vga_retrace_method
= VGA_RETRACE_DUMB
;
2061 else if (strstart(opts
, "precise", &nextopt
))
2062 vga_retrace_method
= VGA_RETRACE_PRECISE
;
2063 else goto invalid_vga
;
2064 } else goto invalid_vga
;
2069 static DisplayType
select_display(const char *p
)
2072 DisplayType display
= DT_DEFAULT
;
2074 if (strstart(p
, "sdl", &opts
)) {
2078 const char *nextopt
;
2080 if (strstart(opts
, ",frame=", &nextopt
)) {
2082 if (strstart(opts
, "on", &nextopt
)) {
2084 } else if (strstart(opts
, "off", &nextopt
)) {
2087 goto invalid_sdl_args
;
2089 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
2091 if (strstart(opts
, "on", &nextopt
)) {
2093 } else if (strstart(opts
, "off", &nextopt
)) {
2096 goto invalid_sdl_args
;
2098 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
2100 if (strstart(opts
, "on", &nextopt
)) {
2102 } else if (strstart(opts
, "off", &nextopt
)) {
2105 goto invalid_sdl_args
;
2107 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
2109 if (strstart(opts
, "on", &nextopt
)) {
2111 } else if (strstart(opts
, "off", &nextopt
)) {
2114 goto invalid_sdl_args
;
2116 } else if (strstart(opts
, ",gl=", &nextopt
)) {
2118 if (strstart(opts
, "on", &nextopt
)) {
2120 } else if (strstart(opts
, "off", &nextopt
)) {
2123 goto invalid_sdl_args
;
2127 error_report("Invalid SDL option string");
2133 error_report("SDL support is disabled");
2136 } else if (strstart(p
, "vnc", &opts
)) {
2140 if (vnc_parse(opts
+ 1, &err
) == NULL
) {
2141 error_report_err(err
);
2145 error_report("VNC requires a display argument vnc=<display>");
2149 error_report("VNC support is disabled");
2152 } else if (strstart(p
, "curses", &opts
)) {
2153 #ifdef CONFIG_CURSES
2154 display
= DT_CURSES
;
2156 error_report("Curses support is disabled");
2159 } else if (strstart(p
, "gtk", &opts
)) {
2163 const char *nextopt
;
2165 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2167 if (strstart(opts
, "on", &nextopt
)) {
2168 grab_on_hover
= true;
2169 } else if (strstart(opts
, "off", &nextopt
)) {
2170 grab_on_hover
= false;
2172 goto invalid_gtk_args
;
2174 } else if (strstart(opts
, ",gl=", &nextopt
)) {
2176 if (strstart(opts
, "on", &nextopt
)) {
2178 } else if (strstart(opts
, "off", &nextopt
)) {
2181 goto invalid_gtk_args
;
2185 error_report("Invalid GTK option string");
2191 error_report("GTK support is disabled");
2194 } else if (strstart(p
, "none", &opts
)) {
2197 error_report("Unknown display type");
2204 static int balloon_parse(const char *arg
)
2208 if (strcmp(arg
, "none") == 0) {
2212 if (!strncmp(arg
, "virtio", 6)) {
2213 if (arg
[6] == ',') {
2214 /* have params -> parse them */
2215 opts
= qemu_opts_parse_noisily(qemu_find_opts("device"), arg
+ 7,
2220 /* create empty opts */
2221 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2224 qemu_opt_set(opts
, "driver", "virtio-balloon", &error_abort
);
2231 char *qemu_find_file(int type
, const char *name
)
2237 /* Try the name as a straight path first */
2238 if (access(name
, R_OK
) == 0) {
2239 trace_load_file(name
, name
);
2240 return g_strdup(name
);
2244 case QEMU_FILE_TYPE_BIOS
:
2247 case QEMU_FILE_TYPE_KEYMAP
:
2248 subdir
= "keymaps/";
2254 for (i
= 0; i
< data_dir_idx
; i
++) {
2255 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2256 if (access(buf
, R_OK
) == 0) {
2257 trace_load_file(name
, buf
);
2265 static int parse_fw_cfg(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2269 const char *name
, *file
;
2271 if (opaque
== NULL
) {
2272 error_report("fw_cfg device not available");
2275 name
= qemu_opt_get(opts
, "name");
2276 file
= qemu_opt_get(opts
, "file");
2277 if (name
== NULL
|| *name
== '\0' || file
== NULL
|| *file
== '\0') {
2278 error_report("invalid argument value");
2281 if (strlen(name
) > FW_CFG_MAX_FILE_PATH
- 1) {
2282 error_report("name too long (max. %d char)", FW_CFG_MAX_FILE_PATH
- 1);
2285 if (strncmp(name
, "opt/", 4) != 0) {
2286 error_report("WARNING: externally provided fw_cfg item names "
2287 "should be prefixed with \"opt/\"!");
2289 if (!g_file_get_contents(file
, &buf
, &size
, NULL
)) {
2290 error_report("can't load %s", file
);
2293 fw_cfg_add_file((FWCfgState
*)opaque
, name
, buf
, size
);
2297 static int device_help_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2299 return qdev_device_help(opts
);
2302 static int device_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2307 dev
= qdev_device_add(opts
, &err
);
2309 error_report_err(err
);
2312 object_unref(OBJECT(dev
));
2316 static int chardev_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2318 Error
*local_err
= NULL
;
2320 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2322 error_report_err(local_err
);
2328 #ifdef CONFIG_VIRTFS
2329 static int fsdev_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2332 ret
= qemu_fsdev_add(opts
);
2338 static int mon_init_func(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2340 CharDriverState
*chr
;
2341 const char *chardev
;
2345 mode
= qemu_opt_get(opts
, "mode");
2349 if (strcmp(mode
, "readline") == 0) {
2350 flags
= MONITOR_USE_READLINE
;
2351 } else if (strcmp(mode
, "control") == 0) {
2352 flags
= MONITOR_USE_CONTROL
;
2354 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2358 if (qemu_opt_get_bool(opts
, "pretty", 0))
2359 flags
|= MONITOR_USE_PRETTY
;
2361 if (qemu_opt_get_bool(opts
, "default", 0))
2362 flags
|= MONITOR_IS_DEFAULT
;
2364 chardev
= qemu_opt_get(opts
, "chardev");
2365 chr
= qemu_chr_find(chardev
);
2367 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2371 qemu_chr_fe_claim_no_fail(chr
);
2372 monitor_init(chr
, flags
);
2376 static void monitor_parse(const char *optarg
, const char *mode
, bool pretty
)
2378 static int monitor_device_index
= 0;
2379 Error
*local_err
= NULL
;
2385 if (strstart(optarg
, "chardev:", &p
)) {
2386 snprintf(label
, sizeof(label
), "%s", p
);
2388 snprintf(label
, sizeof(label
), "compat_monitor%d",
2389 monitor_device_index
);
2390 if (monitor_device_index
== 0) {
2393 opts
= qemu_chr_parse_compat(label
, optarg
);
2395 fprintf(stderr
, "parse error: %s\n", optarg
);
2400 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, &local_err
);
2402 error_report_err(local_err
);
2405 qemu_opt_set(opts
, "mode", mode
, &error_abort
);
2406 qemu_opt_set(opts
, "chardev", label
, &error_abort
);
2407 qemu_opt_set_bool(opts
, "pretty", pretty
, &error_abort
);
2409 qemu_opt_set(opts
, "default", "on", &error_abort
);
2410 monitor_device_index
++;
2413 struct device_config
{
2415 DEV_USB
, /* -usbdevice */
2417 DEV_SERIAL
, /* -serial */
2418 DEV_PARALLEL
, /* -parallel */
2419 DEV_VIRTCON
, /* -virtioconsole */
2420 DEV_DEBUGCON
, /* -debugcon */
2421 DEV_GDB
, /* -gdb, -s */
2422 DEV_SCLP
, /* s390 sclp */
2424 const char *cmdline
;
2426 QTAILQ_ENTRY(device_config
) next
;
2429 static QTAILQ_HEAD(, device_config
) device_configs
=
2430 QTAILQ_HEAD_INITIALIZER(device_configs
);
2432 static void add_device_config(int type
, const char *cmdline
)
2434 struct device_config
*conf
;
2436 conf
= g_malloc0(sizeof(*conf
));
2438 conf
->cmdline
= cmdline
;
2439 loc_save(&conf
->loc
);
2440 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2443 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2445 struct device_config
*conf
;
2448 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2449 if (conf
->type
!= type
)
2451 loc_push_restore(&conf
->loc
);
2452 rc
= func(conf
->cmdline
);
2453 loc_pop(&conf
->loc
);
2461 static int serial_parse(const char *devname
)
2463 static int index
= 0;
2466 if (strcmp(devname
, "none") == 0)
2468 if (index
== MAX_SERIAL_PORTS
) {
2469 fprintf(stderr
, "qemu: too many serial ports\n");
2472 snprintf(label
, sizeof(label
), "serial%d", index
);
2473 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2474 if (!serial_hds
[index
]) {
2475 fprintf(stderr
, "qemu: could not connect serial device"
2476 " to character backend '%s'\n", devname
);
2483 static int parallel_parse(const char *devname
)
2485 static int index
= 0;
2488 if (strcmp(devname
, "none") == 0)
2490 if (index
== MAX_PARALLEL_PORTS
) {
2491 fprintf(stderr
, "qemu: too many parallel ports\n");
2494 snprintf(label
, sizeof(label
), "parallel%d", index
);
2495 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2496 if (!parallel_hds
[index
]) {
2497 fprintf(stderr
, "qemu: could not connect parallel device"
2498 " to character backend '%s'\n", devname
);
2505 static int virtcon_parse(const char *devname
)
2507 QemuOptsList
*device
= qemu_find_opts("device");
2508 static int index
= 0;
2510 QemuOpts
*bus_opts
, *dev_opts
;
2512 if (strcmp(devname
, "none") == 0)
2514 if (index
== MAX_VIRTIO_CONSOLES
) {
2515 fprintf(stderr
, "qemu: too many virtio consoles\n");
2519 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2520 if (arch_type
== QEMU_ARCH_S390X
) {
2521 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390", &error_abort
);
2523 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci", &error_abort
);
2526 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2527 qemu_opt_set(dev_opts
, "driver", "virtconsole", &error_abort
);
2529 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2530 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2531 if (!virtcon_hds
[index
]) {
2532 fprintf(stderr
, "qemu: could not connect virtio console"
2533 " to character backend '%s'\n", devname
);
2536 qemu_opt_set(dev_opts
, "chardev", label
, &error_abort
);
2542 static int sclp_parse(const char *devname
)
2544 QemuOptsList
*device
= qemu_find_opts("device");
2545 static int index
= 0;
2549 if (strcmp(devname
, "none") == 0) {
2552 if (index
== MAX_SCLP_CONSOLES
) {
2553 fprintf(stderr
, "qemu: too many sclp consoles\n");
2557 assert(arch_type
== QEMU_ARCH_S390X
);
2559 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2560 qemu_opt_set(dev_opts
, "driver", "sclpconsole", &error_abort
);
2562 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2563 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2564 if (!sclp_hds
[index
]) {
2565 fprintf(stderr
, "qemu: could not connect sclp console"
2566 " to character backend '%s'\n", devname
);
2569 qemu_opt_set(dev_opts
, "chardev", label
, &error_abort
);
2575 static int debugcon_parse(const char *devname
)
2579 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2582 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2584 fprintf(stderr
, "qemu: already have a debugcon device\n");
2587 qemu_opt_set(opts
, "driver", "isa-debugcon", &error_abort
);
2588 qemu_opt_set(opts
, "chardev", "debugcon", &error_abort
);
2592 static gint
machine_class_cmp(gconstpointer a
, gconstpointer b
)
2594 const MachineClass
*mc1
= a
, *mc2
= b
;
2597 if (mc1
->family
== NULL
) {
2598 if (mc2
->family
== NULL
) {
2599 /* Compare standalone machine types against each other; they sort
2600 * in increasing order.
2602 return strcmp(object_class_get_name(OBJECT_CLASS(mc1
)),
2603 object_class_get_name(OBJECT_CLASS(mc2
)));
2606 /* Standalone machine types sort after families. */
2610 if (mc2
->family
== NULL
) {
2611 /* Families sort before standalone machine types. */
2615 /* Families sort between each other alphabetically increasingly. */
2616 res
= strcmp(mc1
->family
, mc2
->family
);
2621 /* Within the same family, machine types sort in decreasing order. */
2622 return strcmp(object_class_get_name(OBJECT_CLASS(mc2
)),
2623 object_class_get_name(OBJECT_CLASS(mc1
)));
2626 static MachineClass
*machine_parse(const char *name
)
2628 MachineClass
*mc
= NULL
;
2629 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2632 mc
= find_machine(name
);
2635 g_slist_free(machines
);
2638 if (name
&& !is_help_option(name
)) {
2639 error_report("Unsupported machine type");
2640 error_printf("Use -machine help to list supported machines!\n");
2642 printf("Supported machines are:\n");
2643 machines
= g_slist_sort(machines
, machine_class_cmp
);
2644 for (el
= machines
; el
; el
= el
->next
) {
2645 MachineClass
*mc
= el
->data
;
2647 printf("%-20s %s (alias of %s)\n", mc
->alias
, mc
->desc
, mc
->name
);
2649 printf("%-20s %s%s\n", mc
->name
, mc
->desc
,
2650 mc
->is_default
? " (default)" : "");
2654 g_slist_free(machines
);
2655 exit(!name
|| !is_help_option(name
));
2658 void qemu_add_exit_notifier(Notifier
*notify
)
2660 notifier_list_add(&exit_notifiers
, notify
);
2663 void qemu_remove_exit_notifier(Notifier
*notify
)
2665 notifier_remove(notify
);
2668 static void qemu_run_exit_notifiers(void)
2670 notifier_list_notify(&exit_notifiers
, NULL
);
2673 static bool machine_init_done
;
2675 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2677 notifier_list_add(&machine_init_done_notifiers
, notify
);
2678 if (machine_init_done
) {
2679 notify
->notify(notify
, NULL
);
2683 static void qemu_run_machine_init_done_notifiers(void)
2685 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2686 machine_init_done
= true;
2689 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2690 const char **poptarg
, int *poptind
)
2692 const QEMUOption
*popt
;
2693 int optind
= *poptind
;
2694 char *r
= argv
[optind
];
2697 loc_set_cmdline(argv
, optind
, 1);
2699 /* Treat --foo the same as -foo. */
2702 popt
= qemu_options
;
2705 error_report("invalid option");
2708 if (!strcmp(popt
->name
, r
+ 1))
2712 if (popt
->flags
& HAS_ARG
) {
2713 if (optind
>= argc
) {
2714 error_report("requires an argument");
2717 optarg
= argv
[optind
++];
2718 loc_set_cmdline(argv
, optind
- 2, 2);
2729 static gpointer
malloc_and_trace(gsize n_bytes
)
2731 void *ptr
= malloc(n_bytes
);
2732 trace_g_malloc(n_bytes
, ptr
);
2736 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2738 void *ptr
= realloc(mem
, n_bytes
);
2739 trace_g_realloc(mem
, n_bytes
, ptr
);
2743 static void free_and_trace(gpointer mem
)
2749 static int machine_set_property(void *opaque
,
2750 const char *name
, const char *value
,
2753 Object
*obj
= OBJECT(opaque
);
2754 Error
*local_err
= NULL
;
2757 if (strcmp(name
, "type") == 0) {
2761 qom_name
= g_strdup(name
);
2769 object_property_parse(obj
, value
, qom_name
, &local_err
);
2773 error_report_err(local_err
);
2782 * Initial object creation happens before all other
2783 * QEMU data types are created. The majority of objects
2784 * can be created at this point. The rng-egd object
2785 * cannot be created here, as it depends on the chardev
2788 static bool object_create_initial(const char *type
)
2790 if (g_str_equal(type
, "rng-egd")) {
2798 * The remainder of object creation happens after the
2799 * creation of chardev, fsdev and device data types.
2801 static bool object_create_delayed(const char *type
)
2803 return !object_create_initial(type
);
2807 static int object_create(void *opaque
, QemuOpts
*opts
, Error
**errp
)
2815 bool (*type_predicate
)(const char *) = opaque
;
2817 ov
= opts_visitor_new(opts
);
2818 pdict
= qemu_opts_to_qdict(opts
, NULL
);
2820 visit_start_struct(opts_get_visitor(ov
), &dummy
, NULL
, NULL
, 0, &err
);
2825 qdict_del(pdict
, "qom-type");
2826 visit_type_str(opts_get_visitor(ov
), &type
, "qom-type", &err
);
2830 if (!type_predicate(type
)) {
2834 qdict_del(pdict
, "id");
2835 visit_type_str(opts_get_visitor(ov
), &id
, "id", &err
);
2840 object_add(type
, id
, pdict
, opts_get_visitor(ov
), &err
);
2844 visit_end_struct(opts_get_visitor(ov
), &err
);
2846 qmp_object_del(id
, NULL
);
2850 opts_visitor_cleanup(ov
);
2857 error_report_err(err
);
2863 static void set_memory_options(uint64_t *ram_slots
, ram_addr_t
*maxram_size
,
2867 const char *mem_str
;
2868 const char *maxmem_str
, *slots_str
;
2869 const ram_addr_t default_ram_size
= mc
->default_ram_size
;
2870 QemuOpts
*opts
= qemu_find_opts_singleton("memory");
2873 mem_str
= qemu_opt_get(opts
, "size");
2876 error_report("missing 'size' option value");
2880 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
2882 /* Fix up legacy suffix-less format */
2883 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
2884 uint64_t overflow_check
= sz
;
2887 if ((sz
>> 20) != overflow_check
) {
2888 error_report("too large 'size' option value");
2894 /* backward compatibility behaviour for case "-m 0" */
2896 sz
= default_ram_size
;
2899 sz
= QEMU_ALIGN_UP(sz
, 8192);
2901 if (ram_size
!= sz
) {
2902 error_report("ram size too large");
2906 /* store value for the future use */
2907 qemu_opt_set_number(opts
, "size", ram_size
, &error_abort
);
2908 *maxram_size
= ram_size
;
2910 maxmem_str
= qemu_opt_get(opts
, "maxmem");
2911 slots_str
= qemu_opt_get(opts
, "slots");
2912 if (maxmem_str
&& slots_str
) {
2915 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
2916 slots
= qemu_opt_get_number(opts
, "slots", 0);
2917 if (sz
< ram_size
) {
2918 error_report("invalid value of -m option maxmem: "
2919 "maximum memory size (0x%" PRIx64
") must be at least "
2920 "the initial memory size (0x" RAM_ADDR_FMT
")",
2923 } else if (sz
> ram_size
) {
2925 error_report("invalid value of -m option: maxmem was "
2926 "specified, but no hotplug slots were specified");
2930 error_report("invalid value of -m option maxmem: "
2931 "memory slots were specified but maximum memory size "
2932 "(0x%" PRIx64
") is equal to the initial memory size "
2933 "(0x" RAM_ADDR_FMT
")", sz
, ram_size
);
2939 } else if ((!maxmem_str
&& slots_str
) ||
2940 (maxmem_str
&& !slots_str
)) {
2941 error_report("invalid -m option value: missing "
2942 "'%s' option", slots_str
? "maxmem" : "slots");
2947 int main(int argc
, char **argv
, char **envp
)
2950 int snapshot
, linux_boot
;
2951 const char *initrd_filename
;
2952 const char *kernel_filename
, *kernel_cmdline
;
2953 const char *boot_order
= NULL
;
2954 const char *boot_once
= NULL
;
2956 int cyls
, heads
, secs
, translation
;
2957 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2958 QemuOptsList
*olist
;
2961 const char *loadvm
= NULL
;
2962 MachineClass
*machine_class
;
2963 const char *cpu_model
;
2964 const char *vga_model
= NULL
;
2965 const char *qtest_chrdev
= NULL
;
2966 const char *qtest_log
= NULL
;
2967 const char *pid_file
= NULL
;
2968 const char *incoming
= NULL
;
2970 int show_vnc_port
= 0;
2972 bool defconfig
= true;
2973 bool userconfig
= true;
2974 const char *log_mask
= NULL
;
2975 const char *log_file
= NULL
;
2976 GMemVTable mem_trace
= {
2977 .malloc
= malloc_and_trace
,
2978 .realloc
= realloc_and_trace
,
2979 .free
= free_and_trace
,
2981 const char *trace_events
= NULL
;
2982 const char *trace_file
= NULL
;
2983 ram_addr_t maxram_size
;
2984 uint64_t ram_slots
= 0;
2985 FILE *vmstate_dump_file
= NULL
;
2986 Error
*main_loop_err
= NULL
;
2989 qemu_init_cpu_loop();
2990 qemu_mutex_lock_iothread();
2992 atexit(qemu_run_exit_notifiers
);
2993 error_set_progname(argv
[0]);
2994 qemu_init_exec_dir(argv
[0]);
2996 g_mem_set_vtable(&mem_trace
);
2998 module_call_init(MODULE_INIT_QOM
);
3000 qemu_add_opts(&qemu_drive_opts
);
3001 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
3002 qemu_add_drive_opts(&qemu_common_drive_opts
);
3003 qemu_add_drive_opts(&qemu_drive_opts
);
3004 qemu_add_opts(&qemu_chardev_opts
);
3005 qemu_add_opts(&qemu_device_opts
);
3006 qemu_add_opts(&qemu_netdev_opts
);
3007 qemu_add_opts(&qemu_net_opts
);
3008 qemu_add_opts(&qemu_rtc_opts
);
3009 qemu_add_opts(&qemu_global_opts
);
3010 qemu_add_opts(&qemu_mon_opts
);
3011 qemu_add_opts(&qemu_trace_opts
);
3012 qemu_add_opts(&qemu_option_rom_opts
);
3013 qemu_add_opts(&qemu_machine_opts
);
3014 qemu_add_opts(&qemu_mem_opts
);
3015 qemu_add_opts(&qemu_smp_opts
);
3016 qemu_add_opts(&qemu_boot_opts
);
3017 qemu_add_opts(&qemu_sandbox_opts
);
3018 qemu_add_opts(&qemu_add_fd_opts
);
3019 qemu_add_opts(&qemu_object_opts
);
3020 qemu_add_opts(&qemu_tpmdev_opts
);
3021 qemu_add_opts(&qemu_realtime_opts
);
3022 qemu_add_opts(&qemu_msg_opts
);
3023 qemu_add_opts(&qemu_name_opts
);
3024 qemu_add_opts(&qemu_numa_opts
);
3025 qemu_add_opts(&qemu_icount_opts
);
3026 qemu_add_opts(&qemu_semihosting_config_opts
);
3027 qemu_add_opts(&qemu_fw_cfg_opts
);
3031 if (qcrypto_init(&err
) < 0) {
3032 fprintf(stderr
, "Cannot initialize crypto: %s\n",
3033 error_get_pretty(err
));
3036 rtc_clock
= QEMU_CLOCK_HOST
;
3038 QLIST_INIT (&vm_change_state_head
);
3039 os_setup_early_signal_handling();
3041 module_call_init(MODULE_INIT_MACHINE
);
3042 machine_class
= find_default_machine();
3045 cyls
= heads
= secs
= 0;
3046 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3050 bdrv_init_with_whitelist();
3054 /* first pass of option parsing */
3056 while (optind
< argc
) {
3057 if (argv
[optind
][0] != '-') {
3061 const QEMUOption
*popt
;
3063 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3064 switch (popt
->index
) {
3065 case QEMU_OPTION_nodefconfig
:
3068 case QEMU_OPTION_nouserconfig
:
3077 ret
= qemu_read_default_config_files(userconfig
);
3083 /* second pass of option parsing */
3088 if (argv
[optind
][0] != '-') {
3089 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
3091 const QEMUOption
*popt
;
3093 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3094 if (!(popt
->arch_mask
& arch_type
)) {
3095 printf("Option %s not supported for this target\n", popt
->name
);
3098 switch(popt
->index
) {
3099 case QEMU_OPTION_no_kvm_irqchip
: {
3100 olist
= qemu_find_opts("machine");
3101 qemu_opts_parse_noisily(olist
, "kernel_irqchip=off", false);
3104 case QEMU_OPTION_cpu
:
3105 /* hw initialization will check this */
3108 case QEMU_OPTION_hda
:
3112 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
3114 snprintf(buf
, sizeof(buf
),
3115 "%s,cyls=%d,heads=%d,secs=%d%s",
3116 HD_OPTS
, cyls
, heads
, secs
,
3117 translation
== BIOS_ATA_TRANSLATION_LBA
?
3119 translation
== BIOS_ATA_TRANSLATION_NONE
?
3120 ",trans=none" : "");
3121 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
3124 case QEMU_OPTION_hdb
:
3125 case QEMU_OPTION_hdc
:
3126 case QEMU_OPTION_hdd
:
3127 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
3130 case QEMU_OPTION_drive
:
3131 if (drive_def(optarg
) == NULL
) {
3135 case QEMU_OPTION_set
:
3136 if (qemu_set_option(optarg
) != 0)
3139 case QEMU_OPTION_global
:
3140 if (qemu_global_option(optarg
) != 0)
3143 case QEMU_OPTION_mtdblock
:
3144 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
3146 case QEMU_OPTION_sd
:
3147 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
3149 case QEMU_OPTION_pflash
:
3150 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
3152 case QEMU_OPTION_snapshot
:
3155 case QEMU_OPTION_hdachs
:
3159 cyls
= strtol(p
, (char **)&p
, 0);
3160 if (cyls
< 1 || cyls
> 16383)
3165 heads
= strtol(p
, (char **)&p
, 0);
3166 if (heads
< 1 || heads
> 16)
3171 secs
= strtol(p
, (char **)&p
, 0);
3172 if (secs
< 1 || secs
> 63)
3176 if (!strcmp(p
, "large")) {
3177 translation
= BIOS_ATA_TRANSLATION_LARGE
;
3178 } else if (!strcmp(p
, "rechs")) {
3179 translation
= BIOS_ATA_TRANSLATION_RECHS
;
3180 } else if (!strcmp(p
, "none")) {
3181 translation
= BIOS_ATA_TRANSLATION_NONE
;
3182 } else if (!strcmp(p
, "lba")) {
3183 translation
= BIOS_ATA_TRANSLATION_LBA
;
3184 } else if (!strcmp(p
, "auto")) {
3185 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3189 } else if (*p
!= '\0') {
3191 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3194 if (hda_opts
!= NULL
) {
3195 qemu_opt_set_number(hda_opts
, "cyls", cyls
,
3197 qemu_opt_set_number(hda_opts
, "heads", heads
,
3199 qemu_opt_set_number(hda_opts
, "secs", secs
,
3201 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
3202 qemu_opt_set(hda_opts
, "trans", "large",
3204 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
3205 qemu_opt_set(hda_opts
, "trans", "rechs",
3207 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
3208 qemu_opt_set(hda_opts
, "trans", "lba",
3210 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
3211 qemu_opt_set(hda_opts
, "trans", "none",
3217 case QEMU_OPTION_numa
:
3218 opts
= qemu_opts_parse_noisily(qemu_find_opts("numa"),
3224 case QEMU_OPTION_display
:
3225 display_type
= select_display(optarg
);
3227 case QEMU_OPTION_nographic
:
3228 display_type
= DT_NOGRAPHIC
;
3230 case QEMU_OPTION_curses
:
3231 #ifdef CONFIG_CURSES
3232 display_type
= DT_CURSES
;
3234 fprintf(stderr
, "Curses support is disabled\n");
3238 case QEMU_OPTION_portrait
:
3239 graphic_rotate
= 90;
3241 case QEMU_OPTION_rotate
:
3242 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3243 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3244 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3246 "qemu: only 90, 180, 270 deg rotation is available\n");
3250 case QEMU_OPTION_kernel
:
3251 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
,
3254 case QEMU_OPTION_initrd
:
3255 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
,
3258 case QEMU_OPTION_append
:
3259 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
,
3262 case QEMU_OPTION_dtb
:
3263 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
,
3266 case QEMU_OPTION_cdrom
:
3267 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3269 case QEMU_OPTION_boot
:
3270 opts
= qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3276 case QEMU_OPTION_fda
:
3277 case QEMU_OPTION_fdb
:
3278 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3281 case QEMU_OPTION_no_fd_bootchk
:
3284 case QEMU_OPTION_netdev
:
3285 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3289 case QEMU_OPTION_net
:
3290 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3294 #ifdef CONFIG_LIBISCSI
3295 case QEMU_OPTION_iscsi
:
3296 opts
= qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3304 case QEMU_OPTION_tftp
:
3305 legacy_tftp_prefix
= optarg
;
3307 case QEMU_OPTION_bootp
:
3308 legacy_bootp_filename
= optarg
;
3310 case QEMU_OPTION_redir
:
3311 if (net_slirp_redir(optarg
) < 0)
3315 case QEMU_OPTION_bt
:
3316 add_device_config(DEV_BT
, optarg
);
3318 case QEMU_OPTION_audio_help
:
3322 case QEMU_OPTION_soundhw
:
3323 select_soundhw (optarg
);
3328 case QEMU_OPTION_version
:
3333 opts
= qemu_opts_parse_noisily(qemu_find_opts("memory"),
3340 case QEMU_OPTION_tpmdev
:
3341 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3346 case QEMU_OPTION_mempath
:
3349 case QEMU_OPTION_mem_prealloc
:
3359 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3361 case QEMU_OPTION_gdb
:
3362 add_device_config(DEV_GDB
, optarg
);
3365 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3366 data_dir
[data_dir_idx
++] = optarg
;
3369 case QEMU_OPTION_bios
:
3370 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
,
3373 case QEMU_OPTION_singlestep
:
3380 keyboard_layout
= optarg
;
3382 case QEMU_OPTION_localtime
:
3385 case QEMU_OPTION_vga
:
3394 w
= strtol(p
, (char **)&p
, 10);
3397 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3403 h
= strtol(p
, (char **)&p
, 10);
3408 depth
= strtol(p
, (char **)&p
, 10);
3409 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3410 depth
!= 24 && depth
!= 32)
3412 } else if (*p
== '\0') {
3413 depth
= graphic_depth
;
3420 graphic_depth
= depth
;
3423 case QEMU_OPTION_echr
:
3426 term_escape_char
= strtol(optarg
, &r
, 0);
3428 printf("Bad argument to echr\n");
3431 case QEMU_OPTION_monitor
:
3432 default_monitor
= 0;
3433 if (strncmp(optarg
, "none", 4)) {
3434 monitor_parse(optarg
, "readline", false);
3437 case QEMU_OPTION_qmp
:
3438 monitor_parse(optarg
, "control", false);
3439 default_monitor
= 0;
3441 case QEMU_OPTION_qmp_pretty
:
3442 monitor_parse(optarg
, "control", true);
3443 default_monitor
= 0;
3445 case QEMU_OPTION_mon
:
3446 opts
= qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg
,
3451 default_monitor
= 0;
3453 case QEMU_OPTION_chardev
:
3454 opts
= qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3460 case QEMU_OPTION_fsdev
:
3461 olist
= qemu_find_opts("fsdev");
3463 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3466 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3471 case QEMU_OPTION_virtfs
: {
3474 const char *writeout
, *sock_fd
, *socket
;
3476 olist
= qemu_find_opts("virtfs");
3478 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3481 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3486 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3487 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3488 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3491 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3492 qemu_opt_get(opts
, "mount_tag"),
3495 fprintf(stderr
, "duplicate fsdev id: %s\n",
3496 qemu_opt_get(opts
, "mount_tag"));
3500 writeout
= qemu_opt_get(opts
, "writeout");
3502 #ifdef CONFIG_SYNC_FILE_RANGE
3503 qemu_opt_set(fsdev
, "writeout", writeout
, &error_abort
);
3505 fprintf(stderr
, "writeout=immediate not supported on "
3510 qemu_opt_set(fsdev
, "fsdriver",
3511 qemu_opt_get(opts
, "fsdriver"), &error_abort
);
3512 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"),
3514 qemu_opt_set(fsdev
, "security_model",
3515 qemu_opt_get(opts
, "security_model"),
3517 socket
= qemu_opt_get(opts
, "socket");
3519 qemu_opt_set(fsdev
, "socket", socket
, &error_abort
);
3521 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3523 qemu_opt_set(fsdev
, "sock_fd", sock_fd
, &error_abort
);
3526 qemu_opt_set_bool(fsdev
, "readonly",
3527 qemu_opt_get_bool(opts
, "readonly", 0),
3529 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3531 qemu_opt_set(device
, "driver", "virtio-9p-pci", &error_abort
);
3532 qemu_opt_set(device
, "fsdev",
3533 qemu_opt_get(opts
, "mount_tag"), &error_abort
);
3534 qemu_opt_set(device
, "mount_tag",
3535 qemu_opt_get(opts
, "mount_tag"), &error_abort
);
3538 case QEMU_OPTION_virtfs_synth
: {
3542 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3545 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3548 qemu_opt_set(fsdev
, "fsdriver", "synth", &error_abort
);
3550 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3552 qemu_opt_set(device
, "driver", "virtio-9p-pci", &error_abort
);
3553 qemu_opt_set(device
, "fsdev", "v_synth", &error_abort
);
3554 qemu_opt_set(device
, "mount_tag", "v_synth", &error_abort
);
3557 case QEMU_OPTION_serial
:
3558 add_device_config(DEV_SERIAL
, optarg
);
3560 if (strncmp(optarg
, "mon:", 4) == 0) {
3561 default_monitor
= 0;
3564 case QEMU_OPTION_watchdog
:
3567 "qemu: only one watchdog option may be given\n");
3572 case QEMU_OPTION_watchdog_action
:
3573 if (select_watchdog_action(optarg
) == -1) {
3574 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3578 case QEMU_OPTION_virtiocon
:
3579 add_device_config(DEV_VIRTCON
, optarg
);
3580 default_virtcon
= 0;
3581 if (strncmp(optarg
, "mon:", 4) == 0) {
3582 default_monitor
= 0;
3585 case QEMU_OPTION_parallel
:
3586 add_device_config(DEV_PARALLEL
, optarg
);
3587 default_parallel
= 0;
3588 if (strncmp(optarg
, "mon:", 4) == 0) {
3589 default_monitor
= 0;
3592 case QEMU_OPTION_debugcon
:
3593 add_device_config(DEV_DEBUGCON
, optarg
);
3595 case QEMU_OPTION_loadvm
:
3598 case QEMU_OPTION_full_screen
:
3601 case QEMU_OPTION_no_frame
:
3604 case QEMU_OPTION_alt_grab
:
3607 case QEMU_OPTION_ctrl_grab
:
3610 case QEMU_OPTION_no_quit
:
3613 case QEMU_OPTION_sdl
:
3615 display_type
= DT_SDL
;
3618 fprintf(stderr
, "SDL support is disabled\n");
3621 case QEMU_OPTION_pidfile
:
3624 case QEMU_OPTION_win2k_hack
:
3625 win2k_install_hack
= 1;
3627 case QEMU_OPTION_rtc_td_hack
: {
3628 static GlobalProperty slew_lost_ticks
[] = {
3630 .driver
= "mc146818rtc",
3631 .property
= "lost_tick_policy",
3634 { /* end of list */ }
3637 qdev_prop_register_global_list(slew_lost_ticks
);
3640 case QEMU_OPTION_acpitable
:
3641 opts
= qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3646 do_acpitable_option(opts
);
3648 case QEMU_OPTION_smbios
:
3649 opts
= qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3654 do_smbios_option(opts
);
3656 case QEMU_OPTION_fwcfg
:
3657 opts
= qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3663 case QEMU_OPTION_enable_kvm
:
3664 olist
= qemu_find_opts("machine");
3665 qemu_opts_parse_noisily(olist
, "accel=kvm", false);
3668 case QEMU_OPTION_machine
:
3669 olist
= qemu_find_opts("machine");
3670 opts
= qemu_opts_parse_noisily(olist
, optarg
, true);
3675 case QEMU_OPTION_no_kvm
:
3676 olist
= qemu_find_opts("machine");
3677 qemu_opts_parse_noisily(olist
, "accel=tcg", false);
3679 case QEMU_OPTION_no_kvm_pit
: {
3680 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3684 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3685 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3687 .driver
= "kvm-pit",
3688 .property
= "lost_tick_policy",
3691 { /* end of list */ }
3694 fprintf(stderr
, "Warning: option deprecated, use "
3695 "lost_tick_policy property of kvm-pit instead.\n");
3696 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3699 case QEMU_OPTION_usb
:
3700 olist
= qemu_find_opts("machine");
3701 qemu_opts_parse_noisily(olist
, "usb=on", false);
3703 case QEMU_OPTION_usbdevice
:
3704 olist
= qemu_find_opts("machine");
3705 qemu_opts_parse_noisily(olist
, "usb=on", false);
3706 add_device_config(DEV_USB
, optarg
);
3708 case QEMU_OPTION_device
:
3709 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3714 case QEMU_OPTION_smp
:
3715 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3720 case QEMU_OPTION_vnc
:
3723 Error
*local_err
= NULL
;
3725 if (vnc_parse(optarg
, &local_err
) == NULL
) {
3726 error_report_err(local_err
);
3730 fprintf(stderr
, "VNC support is disabled\n");
3735 case QEMU_OPTION_no_acpi
:
3738 case QEMU_OPTION_no_hpet
:
3741 case QEMU_OPTION_balloon
:
3742 if (balloon_parse(optarg
) < 0) {
3743 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3747 case QEMU_OPTION_no_reboot
:
3750 case QEMU_OPTION_no_shutdown
:
3753 case QEMU_OPTION_show_cursor
:
3756 case QEMU_OPTION_uuid
:
3757 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3758 fprintf(stderr
, "Fail to parse UUID string."
3759 " Wrong format.\n");
3762 qemu_uuid_set
= true;
3764 case QEMU_OPTION_option_rom
:
3765 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3766 fprintf(stderr
, "Too many option ROMs\n");
3769 opts
= qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3774 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3775 option_rom
[nb_option_roms
].bootindex
=
3776 qemu_opt_get_number(opts
, "bootindex", -1);
3777 if (!option_rom
[nb_option_roms
].name
) {
3778 fprintf(stderr
, "Option ROM file is not specified\n");
3783 case QEMU_OPTION_semihosting
:
3784 semihosting
.enabled
= true;
3785 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3787 case QEMU_OPTION_semihosting_config
:
3788 semihosting
.enabled
= true;
3789 opts
= qemu_opts_parse_noisily(qemu_find_opts("semihosting-config"),
3792 semihosting
.enabled
= qemu_opt_get_bool(opts
, "enable",
3794 const char *target
= qemu_opt_get(opts
, "target");
3795 if (target
!= NULL
) {
3796 if (strcmp("native", target
) == 0) {
3797 semihosting
.target
= SEMIHOSTING_TARGET_NATIVE
;
3798 } else if (strcmp("gdb", target
) == 0) {
3799 semihosting
.target
= SEMIHOSTING_TARGET_GDB
;
3800 } else if (strcmp("auto", target
) == 0) {
3801 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3803 fprintf(stderr
, "Unsupported semihosting-config"
3809 semihosting
.target
= SEMIHOSTING_TARGET_AUTO
;
3811 /* Set semihosting argument count and vector */
3812 qemu_opt_foreach(opts
, add_semihosting_arg
,
3813 &semihosting
, NULL
);
3815 fprintf(stderr
, "Unsupported semihosting-config %s\n",
3820 case QEMU_OPTION_tdf
:
3821 fprintf(stderr
, "Warning: user space PIT time drift fix "
3822 "is no longer supported.\n");
3824 case QEMU_OPTION_name
:
3825 opts
= qemu_opts_parse_noisily(qemu_find_opts("name"),
3831 case QEMU_OPTION_prom_env
:
3832 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3833 fprintf(stderr
, "Too many prom variables\n");
3836 prom_envs
[nb_prom_envs
] = optarg
;
3839 case QEMU_OPTION_old_param
:
3842 case QEMU_OPTION_clock
:
3843 /* Clock options no longer exist. Keep this option for
3844 * backward compatibility.
3847 case QEMU_OPTION_startdate
:
3848 configure_rtc_date_offset(optarg
, 1);
3850 case QEMU_OPTION_rtc
:
3851 opts
= qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg
,
3856 configure_rtc(opts
);
3858 case QEMU_OPTION_tb_size
:
3859 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3860 if (tcg_tb_size
< 0) {
3864 case QEMU_OPTION_icount
:
3865 icount_opts
= qemu_opts_parse_noisily(qemu_find_opts("icount"),
3871 case QEMU_OPTION_incoming
:
3873 runstate_set(RUN_STATE_INMIGRATE
);
3877 case QEMU_OPTION_nodefaults
:
3880 case QEMU_OPTION_xen_domid
:
3881 if (!(xen_available())) {
3882 printf("Option %s not supported for this target\n", popt
->name
);
3885 xen_domid
= atoi(optarg
);
3887 case QEMU_OPTION_xen_create
:
3888 if (!(xen_available())) {
3889 printf("Option %s not supported for this target\n", popt
->name
);
3892 xen_mode
= XEN_CREATE
;
3894 case QEMU_OPTION_xen_attach
:
3895 if (!(xen_available())) {
3896 printf("Option %s not supported for this target\n", popt
->name
);
3899 xen_mode
= XEN_ATTACH
;
3901 case QEMU_OPTION_trace
:
3903 opts
= qemu_opts_parse_noisily(qemu_find_opts("trace"),
3908 trace_events
= qemu_opt_get(opts
, "events");
3909 trace_file
= qemu_opt_get(opts
, "file");
3912 case QEMU_OPTION_readconfig
:
3914 int ret
= qemu_read_config_file(optarg
);
3916 fprintf(stderr
, "read config %s: %s\n", optarg
,
3922 case QEMU_OPTION_spice
:
3923 olist
= qemu_find_opts("spice");
3925 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3928 opts
= qemu_opts_parse_noisily(olist
, optarg
, false);
3934 case QEMU_OPTION_writeconfig
:
3937 if (strcmp(optarg
, "-") == 0) {
3940 fp
= fopen(optarg
, "w");
3942 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3946 qemu_config_write(fp
);
3952 case QEMU_OPTION_qtest
:
3953 qtest_chrdev
= optarg
;
3955 case QEMU_OPTION_qtest_log
:
3958 case QEMU_OPTION_sandbox
:
3959 opts
= qemu_opts_parse_noisily(qemu_find_opts("sandbox"),
3965 case QEMU_OPTION_add_fd
:
3967 opts
= qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
3973 error_report("File descriptor passing is disabled on this "
3978 case QEMU_OPTION_object
:
3979 opts
= qemu_opts_parse_noisily(qemu_find_opts("object"),
3985 case QEMU_OPTION_realtime
:
3986 opts
= qemu_opts_parse_noisily(qemu_find_opts("realtime"),
3991 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
3993 case QEMU_OPTION_msg
:
3994 opts
= qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg
,
3999 configure_msg(opts
);
4001 case QEMU_OPTION_dump_vmstate
:
4002 if (vmstate_dump_file
) {
4003 fprintf(stderr
, "qemu: only one '-dump-vmstate' "
4004 "option may be given\n");
4007 vmstate_dump_file
= fopen(optarg
, "w");
4008 if (vmstate_dump_file
== NULL
) {
4009 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
4014 os_parse_cmd_args(popt
->index
, optarg
);
4019 opts
= qemu_get_machine_opts();
4020 optarg
= qemu_opt_get(opts
, "type");
4022 machine_class
= machine_parse(optarg
);
4025 if (machine_class
== NULL
) {
4026 fprintf(stderr
, "No machine specified, and there is no default.\n"
4027 "Use -machine help to list supported machines!\n");
4031 set_memory_options(&ram_slots
, &maxram_size
, machine_class
);
4037 if (qemu_init_main_loop(&main_loop_err
)) {
4038 error_report_err(main_loop_err
);
4042 if (qemu_opts_foreach(qemu_find_opts("sandbox"),
4043 parse_sandbox
, NULL
, NULL
)) {
4047 if (qemu_opts_foreach(qemu_find_opts("name"),
4048 parse_name
, NULL
, NULL
)) {
4053 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4054 parse_add_fd
, NULL
, NULL
)) {
4058 if (qemu_opts_foreach(qemu_find_opts("add-fd"),
4059 cleanup_add_fd
, NULL
, NULL
)) {
4064 current_machine
= MACHINE(object_new(object_class_get_name(
4065 OBJECT_CLASS(machine_class
))));
4066 if (machine_help_func(qemu_get_machine_opts(), current_machine
)) {
4069 object_property_add_child(object_get_root(), "machine",
4070 OBJECT(current_machine
), &error_abort
);
4071 cpu_exec_init_all();
4073 if (machine_class
->hw_version
) {
4074 qemu_set_version(machine_class
->hw_version
);
4077 /* Init CPU def lists, based on config
4078 * - Must be called after all the qemu_read_config_file() calls
4079 * - Must be called before list_cpus()
4080 * - Must be called before machine->init()
4084 if (cpu_model
&& is_help_option(cpu_model
)) {
4085 list_cpus(stdout
, &fprintf
, cpu_model
);
4089 /* Open the logfile at this point and set the log mask if necessary.
4092 qemu_set_log_filename(log_file
);
4097 mask
= qemu_str_to_log_mask(log_mask
);
4099 qemu_print_log_usage(stdout
);
4105 if (!is_daemonized()) {
4106 if (!trace_init_backends(trace_events
, trace_file
)) {
4111 /* If no data_dir is specified then try to find it relative to the
4113 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4114 data_dir
[data_dir_idx
] = os_find_datadir();
4115 if (data_dir
[data_dir_idx
] != NULL
) {
4119 /* If all else fails use the install path specified when building. */
4120 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4121 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
4124 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
4126 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
4127 if (max_cpus
> machine_class
->max_cpus
) {
4128 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
4129 "supported by machine `%s' (%d)\n", max_cpus
,
4130 machine_class
->name
, machine_class
->max_cpus
);
4135 * Get the default machine options from the machine if it is not already
4136 * specified either by the configuration file or by the command line.
4138 if (machine_class
->default_machine_opts
) {
4139 qemu_opts_set_defaults(qemu_find_opts("machine"),
4140 machine_class
->default_machine_opts
, 0);
4143 qemu_opts_foreach(qemu_find_opts("device"),
4144 default_driver_check
, NULL
, NULL
);
4145 qemu_opts_foreach(qemu_find_opts("global"),
4146 default_driver_check
, NULL
, NULL
);
4148 if (!vga_model
&& !default_vga
) {
4149 vga_interface_type
= VGA_DEVICE
;
4151 if (!has_defaults
|| machine_class
->no_serial
) {
4154 if (!has_defaults
|| machine_class
->no_parallel
) {
4155 default_parallel
= 0;
4157 if (!has_defaults
|| !machine_class
->use_virtcon
) {
4158 default_virtcon
= 0;
4160 if (!has_defaults
|| !machine_class
->use_sclp
) {
4163 if (!has_defaults
|| machine_class
->no_floppy
) {
4166 if (!has_defaults
|| machine_class
->no_cdrom
) {
4169 if (!has_defaults
|| machine_class
->no_sdcard
) {
4172 if (!has_defaults
) {
4173 default_monitor
= 0;
4178 if (is_daemonized()) {
4179 /* According to documentation and historically, -nographic redirects
4180 * serial port, parallel port and monitor to stdio, which does not work
4181 * with -daemonize. We can redirect these to null instead, but since
4182 * -nographic is legacy, let's just error out.
4183 * We disallow -nographic only if all other ports are not redirected
4184 * explicitly, to not break existing legacy setups which uses
4185 * -nographic _and_ redirects all ports explicitly - this is valid
4186 * usage, -nographic is just a no-op in this case.
4188 if (display_type
== DT_NOGRAPHIC
4189 && (default_parallel
|| default_serial
4190 || default_monitor
|| default_virtcon
)) {
4191 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
4194 #ifdef CONFIG_CURSES
4195 if (display_type
== DT_CURSES
) {
4196 fprintf(stderr
, "curses display can not be used with -daemonize\n");
4202 if (display_type
== DT_NOGRAPHIC
) {
4203 if (default_parallel
)
4204 add_device_config(DEV_PARALLEL
, "null");
4205 if (default_serial
&& default_monitor
) {
4206 add_device_config(DEV_SERIAL
, "mon:stdio");
4207 } else if (default_virtcon
&& default_monitor
) {
4208 add_device_config(DEV_VIRTCON
, "mon:stdio");
4209 } else if (default_sclp
&& default_monitor
) {
4210 add_device_config(DEV_SCLP
, "mon:stdio");
4213 add_device_config(DEV_SERIAL
, "stdio");
4214 if (default_virtcon
)
4215 add_device_config(DEV_VIRTCON
, "stdio");
4217 add_device_config(DEV_SCLP
, "stdio");
4219 if (default_monitor
)
4220 monitor_parse("stdio", "readline", false);
4224 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
4225 if (default_parallel
)
4226 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
4227 if (default_monitor
)
4228 monitor_parse("vc:80Cx24C", "readline", false);
4229 if (default_virtcon
)
4230 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
4232 add_device_config(DEV_SCLP
, "vc:80Cx24C");
4236 #if defined(CONFIG_VNC)
4237 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head
))) {
4241 if (display_type
== DT_DEFAULT
&& !display_remote
) {
4242 #if defined(CONFIG_GTK)
4243 display_type
= DT_GTK
;
4244 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4245 display_type
= DT_SDL
;
4246 #elif defined(CONFIG_VNC)
4247 vnc_parse("localhost:0,to=99,id=default", &error_abort
);
4250 display_type
= DT_NONE
;
4254 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
4255 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4256 "for SDL, ignoring option\n");
4258 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
4259 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
4260 "ignoring option\n");
4263 #if defined(CONFIG_GTK)
4264 if (display_type
== DT_GTK
) {
4265 early_gtk_display_init(request_opengl
);
4268 #if defined(CONFIG_SDL)
4269 if (display_type
== DT_SDL
) {
4270 sdl_display_early_init(request_opengl
);
4273 if (request_opengl
== 1 && display_opengl
== 0) {
4274 #if defined(CONFIG_OPENGL)
4275 fprintf(stderr
, "OpenGL is not supported by the display.\n");
4277 fprintf(stderr
, "QEMU was built without opengl support.\n");
4284 if (qemu_opts_foreach(qemu_find_opts("object"),
4286 object_create_initial
, NULL
)) {
4290 if (qemu_opts_foreach(qemu_find_opts("chardev"),
4291 chardev_init_func
, NULL
, NULL
)) {
4295 #ifdef CONFIG_VIRTFS
4296 if (qemu_opts_foreach(qemu_find_opts("fsdev"),
4297 fsdev_init_func
, NULL
, NULL
)) {
4302 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4303 fprintf(stderr
, "Could not acquire pid file: %s\n", strerror(errno
));
4307 if (qemu_opts_foreach(qemu_find_opts("device"),
4308 device_help_func
, NULL
, NULL
)) {
4312 if (qemu_opts_foreach(qemu_find_opts("object"),
4314 object_create_delayed
, NULL
)) {
4318 machine_opts
= qemu_get_machine_opts();
4319 if (qemu_opt_foreach(machine_opts
, machine_set_property
, current_machine
,
4321 object_unref(OBJECT(current_machine
));
4325 configure_accelerator(current_machine
);
4328 Error
*local_err
= NULL
;
4329 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4331 error_report_err(local_err
);
4336 machine_opts
= qemu_get_machine_opts();
4337 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4338 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4339 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4340 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4342 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4344 Error
*local_err
= NULL
;
4346 boot_order
= qemu_opt_get(opts
, "order");
4348 validate_bootdevices(boot_order
, &local_err
);
4350 error_report_err(local_err
);
4355 boot_once
= qemu_opt_get(opts
, "once");
4357 validate_bootdevices(boot_once
, &local_err
);
4359 error_report_err(local_err
);
4364 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4365 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4369 boot_order
= machine_class
->default_boot_order
;
4372 if (!kernel_cmdline
) {
4373 kernel_cmdline
= "";
4374 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4377 linux_boot
= (kernel_filename
!= NULL
);
4379 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4380 fprintf(stderr
, "-append only allowed with -kernel option\n");
4384 if (!linux_boot
&& initrd_filename
!= NULL
) {
4385 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4389 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4390 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4394 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename
) {
4395 /* fall back to the -kernel/-append */
4396 semihosting_arg_fallback(kernel_filename
, kernel_cmdline
);
4399 os_set_line_buffering();
4402 /* spice needs the timers to be initialized by this point */
4408 if (kvm_enabled() || xen_enabled()) {
4409 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4412 configure_icount(icount_opts
, &error_abort
);
4413 qemu_opts_del(icount_opts
);
4416 /* clean up network at qemu process termination */
4417 atexit(&net_cleanup
);
4419 if (net_init_clients() < 0) {
4424 if (tpm_init() < 0) {
4429 /* init the bluetooth world */
4430 if (foreach_device_config(DEV_BT
, bt_parse
))
4433 if (!xen_enabled()) {
4434 /* On 32-bit hosts, QEMU is limited by virtual address space */
4435 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4436 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4444 /* If the currently selected machine wishes to override the units-per-bus
4445 * property of its default HBA interface type, do so now. */
4446 if (machine_class
->units_per_default_bus
) {
4447 override_max_devs(machine_class
->block_default_type
,
4448 machine_class
->units_per_default_bus
);
4451 /* open the virtual block devices */
4453 qemu_opts_foreach(qemu_find_opts("drive"),
4454 drive_enable_snapshot
, NULL
, NULL
);
4455 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4456 &machine_class
->block_default_type
, NULL
)) {
4460 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4462 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4463 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4465 parse_numa_opts(machine_class
);
4467 if (qemu_opts_foreach(qemu_find_opts("mon"),
4468 mon_init_func
, NULL
, NULL
)) {
4472 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4474 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4476 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4478 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4481 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4484 /* If no default VGA is requested, the default is "none". */
4486 if (machine_class
->default_display
) {
4487 vga_model
= machine_class
->default_display
;
4488 } else if (cirrus_vga_available()) {
4489 vga_model
= "cirrus";
4490 } else if (vga_available()) {
4495 select_vgahw(vga_model
);
4499 i
= select_watchdog(watchdog
);
4501 exit (i
== 1 ? 1 : 0);
4504 if (machine_class
->compat_props
) {
4505 qdev_prop_register_global_list(machine_class
->compat_props
);
4509 qdev_machine_init();
4511 current_machine
->ram_size
= ram_size
;
4512 current_machine
->maxram_size
= maxram_size
;
4513 current_machine
->ram_slots
= ram_slots
;
4514 current_machine
->boot_order
= boot_order
;
4515 current_machine
->cpu_model
= cpu_model
;
4517 machine_class
->init(current_machine
);
4523 cpu_synchronize_all_post_init();
4525 numa_post_machine_init();
4527 if (qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4528 parse_fw_cfg
, fw_cfg_find(), NULL
) != 0) {
4532 /* init USB devices */
4533 if (usb_enabled()) {
4534 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4538 /* Check if IGD GFX passthrough. */
4541 /* init generic devices */
4542 if (qemu_opts_foreach(qemu_find_opts("device"),
4543 device_init_func
, NULL
, NULL
)) {
4547 /* Did we create any drives that we failed to create a device for? */
4548 drive_check_orphaned();
4550 net_check_clients();
4553 Error
*local_err
= NULL
;
4554 qemu_boot_set(boot_once
, &local_err
);
4556 error_report("%s", error_get_pretty(local_err
));
4559 qemu_register_reset(restore_boot_order
, g_strdup(boot_order
));
4562 ds
= init_displaystate();
4564 /* init local displays */
4565 switch (display_type
) {
4567 (void)ds
; /* avoid warning if no display is configured */
4569 #if defined(CONFIG_CURSES)
4571 curses_display_init(ds
, full_screen
);
4574 #if defined(CONFIG_SDL)
4576 sdl_display_init(ds
, full_screen
, no_frame
);
4578 #elif defined(CONFIG_COCOA)
4580 cocoa_display_init(ds
, full_screen
);
4583 #if defined(CONFIG_GTK)
4585 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4592 /* must be after terminal init, SDL library changes signal handlers */
4593 os_setup_signal_handling();
4596 /* init remote displays */
4597 qemu_opts_foreach(qemu_find_opts("vnc"),
4598 vnc_init_func
, NULL
, NULL
);
4599 if (show_vnc_port
) {
4600 char *ret
= vnc_display_local_addr("default");
4601 printf("VNC server running on `%s'\n", ret
);
4607 qemu_spice_display_init();
4611 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4615 qdev_machine_creation_done();
4617 /* TODO: once all bus devices are qdevified, this should be done
4618 * when bus is created by qdev.c */
4619 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4620 qemu_run_machine_init_done_notifiers();
4622 if (rom_check_and_register_reset() != 0) {
4623 fprintf(stderr
, "rom check and register reset failed\n");
4627 qemu_system_reset(VMRESET_SILENT
);
4628 register_global_state();
4630 if (load_vmstate(loadvm
) < 0) {
4635 qdev_prop_check_globals();
4636 if (vmstate_dump_file
) {
4638 dump_vmstate_json_to_file(vmstate_dump_file
);
4643 Error
*local_err
= NULL
;
4644 qemu_start_incoming_migration(incoming
, &local_err
);
4646 error_report("-incoming %s: %s", incoming
,
4647 error_get_pretty(local_err
));
4648 error_free(local_err
);
4651 } else if (autostart
) {
4657 if (is_daemonized()) {
4658 if (!trace_init_backends(trace_events
, trace_file
)) {