4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 #include "config-host.h"
34 #include "sysemu/seccomp.h"
37 #if defined(CONFIG_VDE)
38 #include <libvdeplug.h>
42 #if defined(__APPLE__) || defined(main)
44 int qemu_main(int argc
, char **argv
, char **envp
);
45 int main(int argc
, char **argv
)
47 return qemu_main(argc
, argv
, NULL
);
50 #define main qemu_main
52 #endif /* CONFIG_SDL */
56 #define main qemu_main
57 #endif /* CONFIG_COCOA */
61 #include "qemu/sockets.h"
63 #include "hw/boards.h"
65 #include "hw/pcmcia.h"
66 #include "hw/i386/pc.h"
67 #include "hw/isa/isa.h"
69 #include "sysemu/watchdog.h"
70 #include "hw/i386/smbios.h"
71 #include "hw/xen/xen.h"
73 #include "hw/loader.h"
74 #include "monitor/qdev.h"
75 #include "sysemu/bt.h"
77 #include "net/slirp.h"
78 #include "monitor/monitor.h"
79 #include "ui/console.h"
80 #include "sysemu/sysemu.h"
81 #include "exec/gdbstub.h"
82 #include "qemu/timer.h"
83 #include "sysemu/char.h"
84 #include "qemu/bitmap.h"
85 #include "sysemu/blockdev.h"
86 #include "hw/block/block.h"
87 #include "migration/block.h"
88 #include "sysemu/tpm.h"
89 #include "sysemu/dma.h"
90 #include "audio/audio.h"
91 #include "migration/migration.h"
92 #include "sysemu/kvm.h"
93 #include "qapi/qmp/qjson.h"
94 #include "qemu/option.h"
95 #include "qemu/config-file.h"
96 #include "qemu-options.h"
97 #include "qmp-commands.h"
98 #include "qemu/main-loop.h"
100 #include "fsdev/qemu-fsdev.h"
102 #include "sysemu/qtest.h"
104 #include "disas/disas.h"
107 #include "slirp/libslirp.h"
110 #include "trace/control.h"
111 #include "qemu/queue.h"
112 #include "sysemu/cpus.h"
113 #include "sysemu/arch_init.h"
114 #include "qemu/osdep.h"
116 #include "ui/qemu-spice.h"
117 #include "qapi/string-input-visitor.h"
118 #include "qapi/opts-visitor.h"
119 #include "qom/object_interfaces.h"
120 #include "qapi-event.h"
122 #define DEFAULT_RAM_SIZE 128
124 #define MAX_VIRTIO_CONSOLES 1
125 #define MAX_SCLP_CONSOLES 1
127 static const char *data_dir
[16];
128 static int data_dir_idx
;
129 const char *bios_name
= NULL
;
130 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
131 DisplayType display_type
= DT_DEFAULT
;
132 static int display_remote
;
133 const char* keyboard_layout
= NULL
;
135 const char *mem_path
= NULL
;
136 int mem_prealloc
= 0; /* force preallocation of physical target memory */
138 NICInfo nd_table
[MAX_NICS
];
140 static int rtc_utc
= 1;
141 static int rtc_date_offset
= -1; /* -1 means no change */
142 QEMUClockType rtc_clock
;
143 int vga_interface_type
= VGA_NONE
;
144 static int full_screen
= 0;
145 static int no_frame
= 0;
148 static bool grab_on_hover
;
150 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
151 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
152 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
153 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
154 int win2k_install_hack
= 0;
161 const char *vnc_display
;
163 int acpi_enabled
= 1;
166 static int no_reboot
;
169 int graphic_rotate
= 0;
170 const char *watchdog
;
171 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
173 int semihosting_enabled
= 0;
175 const char *qemu_name
;
178 unsigned int nb_prom_envs
= 0;
179 const char *prom_envs
[MAX_PROM_ENVS
];
181 static bool boot_strict
;
182 uint8_t *boot_splash_filedata
;
183 size_t boot_splash_filedata_size
;
184 uint8_t qemu_extra_params_fw
[2];
186 int icount_align_option
;
187 typedef struct FWBootEntry FWBootEntry
;
190 QTAILQ_ENTRY(FWBootEntry
) link
;
196 static QTAILQ_HEAD(, FWBootEntry
) fw_boot_order
=
197 QTAILQ_HEAD_INITIALIZER(fw_boot_order
);
201 NodeInfo numa_info
[MAX_NODES
];
203 uint8_t qemu_uuid
[16];
206 static QEMUBootSetHandler
*boot_set_handler
;
207 static void *boot_set_opaque
;
209 static NotifierList exit_notifiers
=
210 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
212 static NotifierList machine_init_done_notifiers
=
213 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
215 static bool tcg_allowed
= true;
218 enum xen_mode xen_mode
= XEN_EMULATE
;
219 static int tcg_tb_size
;
221 static int has_defaults
= 1;
222 static int default_serial
= 1;
223 static int default_parallel
= 1;
224 static int default_virtcon
= 1;
225 static int default_sclp
= 1;
226 static int default_monitor
= 1;
227 static int default_floppy
= 1;
228 static int default_cdrom
= 1;
229 static int default_sdcard
= 1;
230 static int default_vga
= 1;
236 { .driver
= "isa-serial", .flag
= &default_serial
},
237 { .driver
= "isa-parallel", .flag
= &default_parallel
},
238 { .driver
= "isa-fdc", .flag
= &default_floppy
},
239 { .driver
= "ide-cd", .flag
= &default_cdrom
},
240 { .driver
= "ide-hd", .flag
= &default_cdrom
},
241 { .driver
= "ide-drive", .flag
= &default_cdrom
},
242 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
243 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
244 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
245 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
246 { .driver
= "VGA", .flag
= &default_vga
},
247 { .driver
= "isa-vga", .flag
= &default_vga
},
248 { .driver
= "cirrus-vga", .flag
= &default_vga
},
249 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
250 { .driver
= "vmware-svga", .flag
= &default_vga
},
251 { .driver
= "qxl-vga", .flag
= &default_vga
},
254 static QemuOptsList qemu_rtc_opts
= {
256 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
260 .type
= QEMU_OPT_STRING
,
263 .type
= QEMU_OPT_STRING
,
266 .type
= QEMU_OPT_STRING
,
268 { /* end of list */ }
272 static QemuOptsList qemu_sandbox_opts
= {
274 .implied_opt_name
= "enable",
275 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
279 .type
= QEMU_OPT_BOOL
,
281 { /* end of list */ }
285 static QemuOptsList qemu_trace_opts
= {
287 .implied_opt_name
= "trace",
288 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
292 .type
= QEMU_OPT_STRING
,
295 .type
= QEMU_OPT_STRING
,
297 { /* end of list */ }
301 static QemuOptsList qemu_option_rom_opts
= {
302 .name
= "option-rom",
303 .implied_opt_name
= "romfile",
304 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
308 .type
= QEMU_OPT_NUMBER
,
311 .type
= QEMU_OPT_STRING
,
313 { /* end of list */ }
317 static QemuOptsList qemu_machine_opts
= {
319 .implied_opt_name
= "type",
321 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
325 .type
= QEMU_OPT_STRING
,
326 .help
= "emulated machine"
329 .type
= QEMU_OPT_STRING
,
330 .help
= "accelerator list",
332 .name
= "kernel_irqchip",
333 .type
= QEMU_OPT_BOOL
,
334 .help
= "use KVM in-kernel irqchip",
336 .name
= "kvm_shadow_mem",
337 .type
= QEMU_OPT_SIZE
,
338 .help
= "KVM shadow MMU size",
341 .type
= QEMU_OPT_STRING
,
342 .help
= "Linux kernel image file",
345 .type
= QEMU_OPT_STRING
,
346 .help
= "Linux initial ramdisk file",
349 .type
= QEMU_OPT_STRING
,
350 .help
= "Linux kernel command line",
353 .type
= QEMU_OPT_STRING
,
354 .help
= "Linux kernel device tree file",
357 .type
= QEMU_OPT_STRING
,
358 .help
= "Dump current dtb to a file and quit",
360 .name
= "phandle_start",
361 .type
= QEMU_OPT_NUMBER
,
362 .help
= "The first phandle ID we may generate dynamically",
364 .name
= "dt_compatible",
365 .type
= QEMU_OPT_STRING
,
366 .help
= "Overrides the \"compatible\" property of the dt root node",
368 .name
= "dump-guest-core",
369 .type
= QEMU_OPT_BOOL
,
370 .help
= "Include guest memory in a core dump",
373 .type
= QEMU_OPT_BOOL
,
374 .help
= "enable/disable memory merge support",
377 .type
= QEMU_OPT_BOOL
,
378 .help
= "Set on/off to enable/disable usb",
381 .type
= QEMU_OPT_STRING
,
382 .help
= "firmware image",
385 .type
= QEMU_OPT_STRING
,
386 .help
= "Specifies the KVM virtualization mode (HV, PR)",
388 .name
= PC_MACHINE_MAX_RAM_BELOW_4G
,
389 .type
= QEMU_OPT_SIZE
,
390 .help
= "maximum ram below the 4G boundary (32bit boundary)",
392 { /* End of list */ }
396 static QemuOptsList qemu_boot_opts
= {
398 .implied_opt_name
= "order",
400 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
404 .type
= QEMU_OPT_STRING
,
407 .type
= QEMU_OPT_STRING
,
410 .type
= QEMU_OPT_BOOL
,
413 .type
= QEMU_OPT_STRING
,
415 .name
= "splash-time",
416 .type
= QEMU_OPT_STRING
,
418 .name
= "reboot-timeout",
419 .type
= QEMU_OPT_STRING
,
422 .type
= QEMU_OPT_BOOL
,
428 static QemuOptsList qemu_add_fd_opts
= {
430 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
434 .type
= QEMU_OPT_NUMBER
,
435 .help
= "file descriptor of which a duplicate is added to fd set",
438 .type
= QEMU_OPT_NUMBER
,
439 .help
= "ID of the fd set to add fd to",
442 .type
= QEMU_OPT_STRING
,
443 .help
= "free-form string used to describe fd",
445 { /* end of list */ }
449 static QemuOptsList qemu_object_opts
= {
451 .implied_opt_name
= "qom-type",
452 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
458 static QemuOptsList qemu_tpmdev_opts
= {
460 .implied_opt_name
= "type",
461 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
463 /* options are defined in the TPM backends */
464 { /* end of list */ }
468 static QemuOptsList qemu_realtime_opts
= {
470 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
474 .type
= QEMU_OPT_BOOL
,
476 { /* end of list */ }
480 static QemuOptsList qemu_msg_opts
= {
482 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
486 .type
= QEMU_OPT_BOOL
,
488 { /* end of list */ }
492 static QemuOptsList qemu_name_opts
= {
494 .implied_opt_name
= "guest",
496 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
500 .type
= QEMU_OPT_STRING
,
501 .help
= "Sets the name of the guest.\n"
502 "This name will be displayed in the SDL window caption.\n"
503 "The name will also be used for the VNC server",
506 .type
= QEMU_OPT_STRING
,
507 .help
= "Sets the name of the QEMU process, as shown in top etc",
509 .name
= "debug-threads",
510 .type
= QEMU_OPT_BOOL
,
511 .help
= "When enabled, name the individual threads; defaults off.\n"
512 "NOTE: The thread names are for debugging and not a\n"
515 { /* End of list */ }
519 static QemuOptsList qemu_mem_opts
= {
521 .implied_opt_name
= "size",
522 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
527 .type
= QEMU_OPT_SIZE
,
531 .type
= QEMU_OPT_NUMBER
,
535 .type
= QEMU_OPT_SIZE
,
537 { /* end of list */ }
541 static QemuOptsList qemu_icount_opts
= {
543 .implied_opt_name
= "shift",
545 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
549 .type
= QEMU_OPT_STRING
,
552 .type
= QEMU_OPT_BOOL
,
554 { /* end of list */ }
559 * Get machine options
561 * Returns: machine options (never null).
563 QemuOpts
*qemu_get_machine_opts(void)
565 return qemu_find_opts_singleton("machine");
568 const char *qemu_get_vm_name(void)
573 static void res_free(void)
575 if (boot_splash_filedata
!= NULL
) {
576 g_free(boot_splash_filedata
);
577 boot_splash_filedata
= NULL
;
581 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
583 const char *driver
= qemu_opt_get(opts
, "driver");
588 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
589 if (strcmp(default_list
[i
].driver
, driver
) != 0)
591 *(default_list
[i
].flag
) = 0;
596 /***********************************************************/
599 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
601 /* We use RUN_STATE_MAX but any invalid value will do */
602 static RunState vmstop_requested
= RUN_STATE_MAX
;
603 static QemuMutex vmstop_lock
;
608 } RunStateTransition
;
610 static const RunStateTransition runstate_transitions_def
[] = {
612 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
613 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
615 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
616 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
618 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
619 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
621 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
622 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
624 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
625 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
627 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
628 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
630 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
631 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
632 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
634 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
635 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
637 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
639 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
640 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
641 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
642 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
643 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
644 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
645 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
646 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
647 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
648 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
650 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
652 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
653 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
655 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
656 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
657 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
658 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
660 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
661 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
663 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
664 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
666 { RUN_STATE_MAX
, RUN_STATE_MAX
},
669 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
671 bool runstate_check(RunState state
)
673 return current_run_state
== state
;
676 static void runstate_init(void)
678 const RunStateTransition
*p
;
680 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
681 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
682 runstate_valid_transitions
[p
->from
][p
->to
] = true;
685 qemu_mutex_init(&vmstop_lock
);
688 /* This function will abort() on invalid state transitions */
689 void runstate_set(RunState new_state
)
691 assert(new_state
< RUN_STATE_MAX
);
693 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
694 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
695 RunState_lookup
[current_run_state
],
696 RunState_lookup
[new_state
]);
699 trace_runstate_set(new_state
);
700 current_run_state
= new_state
;
703 int runstate_is_running(void)
705 return runstate_check(RUN_STATE_RUNNING
);
708 bool runstate_needs_reset(void)
710 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
711 runstate_check(RUN_STATE_SHUTDOWN
);
714 StatusInfo
*qmp_query_status(Error
**errp
)
716 StatusInfo
*info
= g_malloc0(sizeof(*info
));
718 info
->running
= runstate_is_running();
719 info
->singlestep
= singlestep
;
720 info
->status
= current_run_state
;
725 static bool qemu_vmstop_requested(RunState
*r
)
727 qemu_mutex_lock(&vmstop_lock
);
728 *r
= vmstop_requested
;
729 vmstop_requested
= RUN_STATE_MAX
;
730 qemu_mutex_unlock(&vmstop_lock
);
731 return *r
< RUN_STATE_MAX
;
734 void qemu_system_vmstop_request_prepare(void)
736 qemu_mutex_lock(&vmstop_lock
);
739 void qemu_system_vmstop_request(RunState state
)
741 vmstop_requested
= state
;
742 qemu_mutex_unlock(&vmstop_lock
);
750 qemu_vmstop_requested(&requested
);
751 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
755 /* Ensure that a STOP/RESUME pair of events is emitted if a
756 * vmstop request was pending. The BLOCK_IO_ERROR event, for
757 * example, according to documentation is always followed by
760 if (runstate_is_running()) {
761 qapi_event_send_stop(&error_abort
);
764 runstate_set(RUN_STATE_RUNNING
);
765 vm_state_notify(1, RUN_STATE_RUNNING
);
769 qapi_event_send_resume(&error_abort
);
773 /***********************************************************/
774 /* real time host monotonic timer */
776 /***********************************************************/
777 /* host time/date access */
778 void qemu_get_timedate(struct tm
*tm
, int offset
)
784 if (rtc_date_offset
== -1) {
788 localtime_r(&ti
, tm
);
790 ti
-= rtc_date_offset
;
795 int qemu_timedate_diff(struct tm
*tm
)
799 if (rtc_date_offset
== -1)
801 seconds
= mktimegm(tm
);
804 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
805 seconds
= mktime(&tmp
);
808 seconds
= mktimegm(tm
) + rtc_date_offset
;
810 return seconds
- time(NULL
);
813 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
815 time_t rtc_start_date
;
818 if (!strcmp(startdate
, "now") && legacy
) {
819 rtc_date_offset
= -1;
821 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
829 } else if (sscanf(startdate
, "%d-%d-%d",
841 rtc_start_date
= mktimegm(&tm
);
842 if (rtc_start_date
== -1) {
844 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
845 "'2006-06-17T16:01:21' or '2006-06-17'\n");
848 rtc_date_offset
= time(NULL
) - rtc_start_date
;
852 static void configure_rtc(QemuOpts
*opts
)
856 value
= qemu_opt_get(opts
, "base");
858 if (!strcmp(value
, "utc")) {
860 } else if (!strcmp(value
, "localtime")) {
863 configure_rtc_date_offset(value
, 0);
866 value
= qemu_opt_get(opts
, "clock");
868 if (!strcmp(value
, "host")) {
869 rtc_clock
= QEMU_CLOCK_HOST
;
870 } else if (!strcmp(value
, "rt")) {
871 rtc_clock
= QEMU_CLOCK_REALTIME
;
872 } else if (!strcmp(value
, "vm")) {
873 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
875 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
879 value
= qemu_opt_get(opts
, "driftfix");
881 if (!strcmp(value
, "slew")) {
882 static GlobalProperty slew_lost_ticks
[] = {
884 .driver
= "mc146818rtc",
885 .property
= "lost_tick_policy",
888 { /* end of list */ }
891 qdev_prop_register_global_list(slew_lost_ticks
);
892 } else if (!strcmp(value
, "none")) {
893 /* discard is default */
895 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
901 /***********************************************************/
902 /* Bluetooth support */
905 static struct HCIInfo
*hci_table
[MAX_NICS
];
907 struct HCIInfo
*qemu_next_hci(void)
909 if (cur_hci
== nb_hcis
)
912 return hci_table
[cur_hci
++];
915 static int bt_hci_parse(const char *str
)
920 if (nb_hcis
>= MAX_NICS
) {
921 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
934 bdaddr
.b
[5] = 0x56 + nb_hcis
;
935 hci
->bdaddr_set(hci
, bdaddr
.b
);
937 hci_table
[nb_hcis
++] = hci
;
942 static void bt_vhci_add(int vlan_id
)
944 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
947 fprintf(stderr
, "qemu: warning: adding a VHCI to "
948 "an empty scatternet %i\n", vlan_id
);
950 bt_vhci_init(bt_new_hci(vlan
));
953 static struct bt_device_s
*bt_device_add(const char *opt
)
955 struct bt_scatternet_s
*vlan
;
957 char *endp
= strstr(opt
, ",vlan=");
958 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
961 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
964 vlan_id
= strtol(endp
+ 6, &endp
, 0);
966 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
971 vlan
= qemu_find_bt_vlan(vlan_id
);
974 fprintf(stderr
, "qemu: warning: adding a slave device to "
975 "an empty scatternet %i\n", vlan_id
);
977 if (!strcmp(devname
, "keyboard"))
978 return bt_keyboard_init(vlan
);
980 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
984 static int bt_parse(const char *opt
)
986 const char *endp
, *p
;
989 if (strstart(opt
, "hci", &endp
)) {
990 if (!*endp
|| *endp
== ',') {
992 if (!strstart(endp
, ",vlan=", 0))
995 return bt_hci_parse(opt
);
997 } else if (strstart(opt
, "vhci", &endp
)) {
998 if (!*endp
|| *endp
== ',') {
1000 if (strstart(endp
, ",vlan=", &p
)) {
1001 vlan
= strtol(p
, (char **) &endp
, 0);
1003 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
1007 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
1016 } else if (strstart(opt
, "device:", &endp
))
1017 return !bt_device_add(endp
);
1019 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
1023 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
1025 /* FIXME: change this to true for 1.3 */
1026 if (qemu_opt_get_bool(opts
, "enable", false)) {
1027 #ifdef CONFIG_SECCOMP
1028 if (seccomp_start() < 0) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1030 "failed to install seccomp syscall filter in the kernel");
1034 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1035 "sandboxing request but seccomp is not compiled into this build");
1043 static int parse_name(QemuOpts
*opts
, void *opaque
)
1045 const char *proc_name
;
1047 if (qemu_opt_get(opts
, "debug-threads")) {
1048 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
1050 qemu_name
= qemu_opt_get(opts
, "guest");
1052 proc_name
= qemu_opt_get(opts
, "process");
1054 os_set_proc_name(proc_name
);
1060 bool usb_enabled(bool default_usb
)
1062 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1063 has_defaults
&& default_usb
);
1067 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
1069 int fd
, dupfd
, flags
;
1071 const char *fd_opaque
= NULL
;
1073 fd
= qemu_opt_get_number(opts
, "fd", -1);
1074 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1075 fd_opaque
= qemu_opt_get(opts
, "opaque");
1078 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1079 "fd option is required and must be non-negative");
1083 if (fd
<= STDERR_FILENO
) {
1084 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1085 "fd cannot be a standard I/O stream");
1090 * All fds inherited across exec() necessarily have FD_CLOEXEC
1091 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1093 flags
= fcntl(fd
, F_GETFD
);
1094 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1095 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1096 "fd is not valid or already in use");
1101 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1102 "set option is required and must be non-negative");
1106 #ifdef F_DUPFD_CLOEXEC
1107 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1111 qemu_set_cloexec(dupfd
);
1115 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1116 "Error duplicating fd: %s", strerror(errno
));
1120 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1121 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
1127 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
1131 fd
= qemu_opt_get_number(opts
, "fd", -1);
1138 /***********************************************************/
1139 /* QEMU Block devices */
1141 #define HD_OPTS "media=disk"
1142 #define CDROM_OPTS "media=cdrom"
1144 #define PFLASH_OPTS ""
1148 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
1150 BlockInterfaceType
*block_default_type
= opaque
;
1152 return drive_new(opts
, *block_default_type
) == NULL
;
1155 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
1157 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1158 qemu_opt_set(opts
, "snapshot", "on");
1163 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1164 int index
, const char *optstr
)
1168 if (!enable
|| drive_get_by_index(type
, index
)) {
1172 opts
= drive_add(type
, index
, NULL
, optstr
);
1174 drive_enable_snapshot(opts
, NULL
);
1176 if (!drive_new(opts
, type
)) {
1181 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
)
1183 boot_set_handler
= func
;
1184 boot_set_opaque
= opaque
;
1187 int qemu_boot_set(const char *boot_order
)
1189 if (!boot_set_handler
) {
1192 return boot_set_handler(boot_set_opaque
, boot_order
);
1195 static void validate_bootdevices(const char *devices
)
1197 /* We just do some generic consistency checks */
1201 for (p
= devices
; *p
!= '\0'; p
++) {
1202 /* Allowed boot devices are:
1203 * a-b: floppy disk drives
1204 * c-f: IDE disk drives
1205 * g-m: machine implementation dependent drives
1206 * n-p: network devices
1207 * It's up to each machine implementation to check if the given boot
1208 * devices match the actual hardware implementation and firmware
1211 if (*p
< 'a' || *p
> 'p') {
1212 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
1215 if (bitmap
& (1 << (*p
- 'a'))) {
1216 fprintf(stderr
, "Boot device '%c' was given twice\n", *p
);
1219 bitmap
|= 1 << (*p
- 'a');
1223 static void restore_boot_order(void *opaque
)
1225 char *normal_boot_order
= opaque
;
1226 static int first
= 1;
1228 /* Restore boot order and remove ourselves after the first boot */
1234 qemu_boot_set(normal_boot_order
);
1236 qemu_unregister_reset(restore_boot_order
, normal_boot_order
);
1237 g_free(normal_boot_order
);
1240 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
1243 FWBootEntry
*node
, *i
;
1245 if (bootindex
< 0) {
1249 assert(dev
!= NULL
|| suffix
!= NULL
);
1251 node
= g_malloc0(sizeof(FWBootEntry
));
1252 node
->bootindex
= bootindex
;
1253 node
->suffix
= g_strdup(suffix
);
1256 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1257 if (i
->bootindex
== bootindex
) {
1258 fprintf(stderr
, "Two devices with same boot index %d\n", bootindex
);
1260 } else if (i
->bootindex
< bootindex
) {
1263 QTAILQ_INSERT_BEFORE(i
, node
, link
);
1266 QTAILQ_INSERT_TAIL(&fw_boot_order
, node
, link
);
1269 DeviceState
*get_boot_device(uint32_t position
)
1271 uint32_t counter
= 0;
1272 FWBootEntry
*i
= NULL
;
1273 DeviceState
*res
= NULL
;
1275 if (!QTAILQ_EMPTY(&fw_boot_order
)) {
1276 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1277 if (counter
== position
) {
1288 * This function returns null terminated string that consist of new line
1289 * separated device paths.
1291 * memory pointed by "size" is assigned total length of the array in bytes
1294 char *get_boot_devices_list(size_t *size
, bool ignore_suffixes
)
1300 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1301 char *devpath
= NULL
, *bootpath
;
1305 devpath
= qdev_get_fw_dev_path(i
->dev
);
1309 if (i
->suffix
&& !ignore_suffixes
&& devpath
) {
1310 size_t bootpathlen
= strlen(devpath
) + strlen(i
->suffix
) + 1;
1312 bootpath
= g_malloc(bootpathlen
);
1313 snprintf(bootpath
, bootpathlen
, "%s%s", devpath
, i
->suffix
);
1315 } else if (devpath
) {
1317 } else if (!ignore_suffixes
) {
1319 bootpath
= g_strdup(i
->suffix
);
1321 bootpath
= g_strdup("");
1325 list
[total
-1] = '\n';
1327 len
= strlen(bootpath
) + 1;
1328 list
= g_realloc(list
, total
+ len
);
1329 memcpy(&list
[total
], bootpath
, len
);
1336 if (boot_strict
&& *size
> 0) {
1337 list
[total
-1] = '\n';
1338 list
= g_realloc(list
, total
+ 5);
1339 memcpy(&list
[total
], "HALT", 5);
1345 static QemuOptsList qemu_smp_opts
= {
1347 .implied_opt_name
= "cpus",
1348 .merge_lists
= true,
1349 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1353 .type
= QEMU_OPT_NUMBER
,
1356 .type
= QEMU_OPT_NUMBER
,
1359 .type
= QEMU_OPT_NUMBER
,
1362 .type
= QEMU_OPT_NUMBER
,
1365 .type
= QEMU_OPT_NUMBER
,
1367 { /*End of list */ }
1371 static void smp_parse(QemuOpts
*opts
)
1375 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1376 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1377 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1378 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1380 /* compute missing values, prefer sockets over cores over threads */
1381 if (cpus
== 0 || sockets
== 0) {
1382 sockets
= sockets
> 0 ? sockets
: 1;
1383 cores
= cores
> 0 ? cores
: 1;
1384 threads
= threads
> 0 ? threads
: 1;
1386 cpus
= cores
* threads
* sockets
;
1390 threads
= threads
> 0 ? threads
: 1;
1391 cores
= cpus
/ (sockets
* threads
);
1393 threads
= cpus
/ (cores
* sockets
);
1397 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1400 smp_cores
= cores
> 0 ? cores
: 1;
1401 smp_threads
= threads
> 0 ? threads
: 1;
1405 if (max_cpus
== 0) {
1406 max_cpus
= smp_cpus
;
1409 if (max_cpus
> MAX_CPUMASK_BITS
) {
1410 fprintf(stderr
, "Unsupported number of maxcpus\n");
1413 if (max_cpus
< smp_cpus
) {
1414 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1420 static void configure_realtime(QemuOpts
*opts
)
1424 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
1427 if (os_mlock() < 0) {
1428 fprintf(stderr
, "qemu: locking memory failed\n");
1435 static void configure_msg(QemuOpts
*opts
)
1437 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1440 /***********************************************************/
1443 static int usb_device_add(const char *devname
)
1445 USBDevice
*dev
= NULL
;
1446 #ifndef CONFIG_LINUX
1450 if (!usb_enabled(false)) {
1454 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1455 dev
= usbdevice_create(devname
);
1459 /* the other ones */
1460 #ifndef CONFIG_LINUX
1461 /* only the linux version is qdev-ified, usb-bsd still needs this */
1462 if (strstart(devname
, "host:", &p
)) {
1463 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1473 static int usb_device_del(const char *devname
)
1478 if (strstart(devname
, "host:", &p
)) {
1482 if (!usb_enabled(false)) {
1486 p
= strchr(devname
, '.');
1489 bus_num
= strtoul(devname
, NULL
, 0);
1490 addr
= strtoul(p
+ 1, NULL
, 0);
1492 return usb_device_delete_addr(bus_num
, addr
);
1495 static int usb_parse(const char *cmdline
)
1498 r
= usb_device_add(cmdline
);
1500 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1505 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1507 const char *devname
= qdict_get_str(qdict
, "devname");
1508 if (usb_device_add(devname
) < 0) {
1509 error_report("could not add USB device '%s'", devname
);
1513 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1515 const char *devname
= qdict_get_str(qdict
, "devname");
1516 if (usb_device_del(devname
) < 0) {
1517 error_report("could not delete USB device '%s'", devname
);
1521 /***********************************************************/
1522 /* PCMCIA/Cardbus */
1524 static struct pcmcia_socket_entry_s
{
1525 PCMCIASocket
*socket
;
1526 struct pcmcia_socket_entry_s
*next
;
1527 } *pcmcia_sockets
= 0;
1529 void pcmcia_socket_register(PCMCIASocket
*socket
)
1531 struct pcmcia_socket_entry_s
*entry
;
1533 entry
= g_malloc(sizeof(struct pcmcia_socket_entry_s
));
1534 entry
->socket
= socket
;
1535 entry
->next
= pcmcia_sockets
;
1536 pcmcia_sockets
= entry
;
1539 void pcmcia_socket_unregister(PCMCIASocket
*socket
)
1541 struct pcmcia_socket_entry_s
*entry
, **ptr
;
1543 ptr
= &pcmcia_sockets
;
1544 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
1545 if (entry
->socket
== socket
) {
1551 void pcmcia_info(Monitor
*mon
, const QDict
*qdict
)
1553 struct pcmcia_socket_entry_s
*iter
;
1555 if (!pcmcia_sockets
)
1556 monitor_printf(mon
, "No PCMCIA sockets\n");
1558 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
1559 monitor_printf(mon
, "%s: %s\n", iter
->socket
->slot_string
,
1560 iter
->socket
->attached
? iter
->socket
->card_string
:
1564 /***********************************************************/
1565 /* machine registration */
1567 MachineState
*current_machine
;
1569 static void machine_class_init(ObjectClass
*oc
, void *data
)
1571 MachineClass
*mc
= MACHINE_CLASS(oc
);
1572 QEMUMachine
*qm
= data
;
1574 mc
->name
= qm
->name
;
1575 mc
->alias
= qm
->alias
;
1576 mc
->desc
= qm
->desc
;
1577 mc
->init
= qm
->init
;
1578 mc
->reset
= qm
->reset
;
1579 mc
->hot_add_cpu
= qm
->hot_add_cpu
;
1580 mc
->kvm_type
= qm
->kvm_type
;
1581 mc
->block_default_type
= qm
->block_default_type
;
1582 mc
->max_cpus
= qm
->max_cpus
;
1583 mc
->no_serial
= qm
->no_serial
;
1584 mc
->no_parallel
= qm
->no_parallel
;
1585 mc
->use_virtcon
= qm
->use_virtcon
;
1586 mc
->use_sclp
= qm
->use_sclp
;
1587 mc
->no_floppy
= qm
->no_floppy
;
1588 mc
->no_cdrom
= qm
->no_cdrom
;
1589 mc
->no_sdcard
= qm
->no_sdcard
;
1590 mc
->is_default
= qm
->is_default
;
1591 mc
->default_machine_opts
= qm
->default_machine_opts
;
1592 mc
->default_boot_order
= qm
->default_boot_order
;
1593 mc
->compat_props
= qm
->compat_props
;
1594 mc
->hw_version
= qm
->hw_version
;
1597 int qemu_register_machine(QEMUMachine
*m
)
1599 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1602 .parent
= TYPE_MACHINE
,
1603 .class_init
= machine_class_init
,
1604 .class_data
= (void *)m
,
1613 static MachineClass
*find_machine(const char *name
)
1615 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1616 MachineClass
*mc
= NULL
;
1618 for (el
= machines
; el
; el
= el
->next
) {
1619 MachineClass
*temp
= el
->data
;
1621 if (!strcmp(temp
->name
, name
)) {
1626 !strcmp(temp
->alias
, name
)) {
1632 g_slist_free(machines
);
1636 MachineClass
*find_default_machine(void)
1638 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1639 MachineClass
*mc
= NULL
;
1641 for (el
= machines
; el
; el
= el
->next
) {
1642 MachineClass
*temp
= el
->data
;
1644 if (temp
->is_default
) {
1650 g_slist_free(machines
);
1654 MachineInfoList
*qmp_query_machines(Error
**errp
)
1656 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1657 MachineInfoList
*mach_list
= NULL
;
1659 for (el
= machines
; el
; el
= el
->next
) {
1660 MachineClass
*mc
= el
->data
;
1661 MachineInfoList
*entry
;
1664 info
= g_malloc0(sizeof(*info
));
1665 if (mc
->is_default
) {
1666 info
->has_is_default
= true;
1667 info
->is_default
= true;
1671 info
->has_alias
= true;
1672 info
->alias
= g_strdup(mc
->alias
);
1675 info
->name
= g_strdup(mc
->name
);
1676 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1678 entry
= g_malloc0(sizeof(*entry
));
1679 entry
->value
= info
;
1680 entry
->next
= mach_list
;
1684 g_slist_free(machines
);
1688 /***********************************************************/
1689 /* main execution loop */
1691 struct vm_change_state_entry
{
1692 VMChangeStateHandler
*cb
;
1694 QLIST_ENTRY (vm_change_state_entry
) entries
;
1697 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1699 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1702 VMChangeStateEntry
*e
;
1704 e
= g_malloc0(sizeof (*e
));
1708 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1712 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1714 QLIST_REMOVE (e
, entries
);
1718 void vm_state_notify(int running
, RunState state
)
1720 VMChangeStateEntry
*e
;
1722 trace_vm_state_notify(running
, state
);
1724 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
1725 e
->cb(e
->opaque
, running
, state
);
1729 /* reset/shutdown handler */
1731 typedef struct QEMUResetEntry
{
1732 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1733 QEMUResetHandler
*func
;
1737 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1738 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1739 static int reset_requested
;
1740 static int shutdown_requested
, shutdown_signal
= -1;
1741 static pid_t shutdown_pid
;
1742 static int powerdown_requested
;
1743 static int debug_requested
;
1744 static int suspend_requested
;
1745 static WakeupReason wakeup_reason
;
1746 static NotifierList powerdown_notifiers
=
1747 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1748 static NotifierList suspend_notifiers
=
1749 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1750 static NotifierList wakeup_notifiers
=
1751 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1752 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1754 int qemu_shutdown_requested_get(void)
1756 return shutdown_requested
;
1759 int qemu_reset_requested_get(void)
1761 return reset_requested
;
1764 static int qemu_shutdown_requested(void)
1766 int r
= shutdown_requested
;
1767 shutdown_requested
= 0;
1771 static void qemu_kill_report(void)
1773 if (!qtest_driver() && shutdown_signal
!= -1) {
1774 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1775 if (shutdown_pid
== 0) {
1776 /* This happens for eg ^C at the terminal, so it's worth
1777 * avoiding printing an odd message in that case.
1779 fputc('\n', stderr
);
1781 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1783 shutdown_signal
= -1;
1787 static int qemu_reset_requested(void)
1789 int r
= reset_requested
;
1790 reset_requested
= 0;
1794 static int qemu_suspend_requested(void)
1796 int r
= suspend_requested
;
1797 suspend_requested
= 0;
1801 static WakeupReason
qemu_wakeup_requested(void)
1803 return wakeup_reason
;
1806 static int qemu_powerdown_requested(void)
1808 int r
= powerdown_requested
;
1809 powerdown_requested
= 0;
1813 static int qemu_debug_requested(void)
1815 int r
= debug_requested
;
1816 debug_requested
= 0;
1820 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1822 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1825 re
->opaque
= opaque
;
1826 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1829 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1833 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1834 if (re
->func
== func
&& re
->opaque
== opaque
) {
1835 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1842 void qemu_devices_reset(void)
1844 QEMUResetEntry
*re
, *nre
;
1846 /* reset all devices */
1847 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1848 re
->func(re
->opaque
);
1852 void qemu_system_reset(bool report
)
1856 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1858 if (mc
&& mc
->reset
) {
1861 qemu_devices_reset();
1864 qapi_event_send_reset(&error_abort
);
1866 cpu_synchronize_all_post_reset();
1869 void qemu_system_reset_request(void)
1872 shutdown_requested
= 1;
1874 reset_requested
= 1;
1877 qemu_notify_event();
1880 static void qemu_system_suspend(void)
1883 notifier_list_notify(&suspend_notifiers
, NULL
);
1884 runstate_set(RUN_STATE_SUSPENDED
);
1885 qapi_event_send_suspend(&error_abort
);
1888 void qemu_system_suspend_request(void)
1890 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1893 suspend_requested
= 1;
1895 qemu_notify_event();
1898 void qemu_register_suspend_notifier(Notifier
*notifier
)
1900 notifier_list_add(&suspend_notifiers
, notifier
);
1903 void qemu_system_wakeup_request(WakeupReason reason
)
1905 trace_system_wakeup_request(reason
);
1907 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1910 if (!(wakeup_reason_mask
& (1 << reason
))) {
1913 runstate_set(RUN_STATE_RUNNING
);
1914 wakeup_reason
= reason
;
1915 qemu_notify_event();
1918 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1921 wakeup_reason_mask
|= (1 << reason
);
1923 wakeup_reason_mask
&= ~(1 << reason
);
1927 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1929 notifier_list_add(&wakeup_notifiers
, notifier
);
1932 void qemu_system_killed(int signal
, pid_t pid
)
1934 shutdown_signal
= signal
;
1937 qemu_system_shutdown_request();
1940 void qemu_system_shutdown_request(void)
1942 trace_qemu_system_shutdown_request();
1943 shutdown_requested
= 1;
1944 qemu_notify_event();
1947 static void qemu_system_powerdown(void)
1949 qapi_event_send_powerdown(&error_abort
);
1950 notifier_list_notify(&powerdown_notifiers
, NULL
);
1953 void qemu_system_powerdown_request(void)
1955 trace_qemu_system_powerdown_request();
1956 powerdown_requested
= 1;
1957 qemu_notify_event();
1960 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1962 notifier_list_add(&powerdown_notifiers
, notifier
);
1965 void qemu_system_debug_request(void)
1967 debug_requested
= 1;
1968 qemu_notify_event();
1971 static bool main_loop_should_exit(void)
1974 if (qemu_debug_requested()) {
1975 vm_stop(RUN_STATE_DEBUG
);
1977 if (qemu_suspend_requested()) {
1978 qemu_system_suspend();
1980 if (qemu_shutdown_requested()) {
1982 qapi_event_send_shutdown(&error_abort
);
1984 vm_stop(RUN_STATE_SHUTDOWN
);
1989 if (qemu_reset_requested()) {
1991 cpu_synchronize_all_states();
1992 qemu_system_reset(VMRESET_REPORT
);
1994 if (runstate_needs_reset()) {
1995 runstate_set(RUN_STATE_PAUSED
);
1998 if (qemu_wakeup_requested()) {
2000 cpu_synchronize_all_states();
2001 qemu_system_reset(VMRESET_SILENT
);
2002 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
2003 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
2005 qapi_event_send_wakeup(&error_abort
);
2007 if (qemu_powerdown_requested()) {
2008 qemu_system_powerdown();
2010 if (qemu_vmstop_requested(&r
)) {
2016 static void main_loop(void)
2020 #ifdef CONFIG_PROFILER
2024 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
2025 #ifdef CONFIG_PROFILER
2026 ti
= profile_getclock();
2028 last_io
= main_loop_wait(nonblocking
);
2029 #ifdef CONFIG_PROFILER
2030 dev_time
+= profile_getclock() - ti
;
2032 } while (!main_loop_should_exit());
2035 static void version(void)
2037 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
2040 static void help(int exitcode
)
2043 printf("usage: %s [options] [disk_image]\n\n"
2044 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2045 error_get_progname());
2047 #define QEMU_OPTIONS_GENERATE_HELP
2048 #include "qemu-options-wrapper.h"
2050 printf("\nDuring emulation, the following keys are useful:\n"
2051 "ctrl-alt-f toggle full screen\n"
2052 "ctrl-alt-n switch to virtual console 'n'\n"
2053 "ctrl-alt toggle mouse and keyboard grab\n"
2055 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2060 #define HAS_ARG 0x0001
2062 typedef struct QEMUOption
{
2069 static const QEMUOption qemu_options
[] = {
2070 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
2071 #define QEMU_OPTIONS_GENERATE_OPTIONS
2072 #include "qemu-options-wrapper.h"
2076 static bool vga_available(void)
2078 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2081 static bool cirrus_vga_available(void)
2083 return object_class_by_name("cirrus-vga")
2084 || object_class_by_name("isa-cirrus-vga");
2087 static bool vmware_vga_available(void)
2089 return object_class_by_name("vmware-svga");
2092 static bool qxl_vga_available(void)
2094 return object_class_by_name("qxl-vga");
2097 static bool tcx_vga_available(void)
2099 return object_class_by_name("SUNW,tcx");
2102 static bool cg3_vga_available(void)
2104 return object_class_by_name("cgthree");
2107 static void select_vgahw (const char *p
)
2111 assert(vga_interface_type
== VGA_NONE
);
2112 if (strstart(p
, "std", &opts
)) {
2113 if (vga_available()) {
2114 vga_interface_type
= VGA_STD
;
2116 fprintf(stderr
, "Error: standard VGA not available\n");
2119 } else if (strstart(p
, "cirrus", &opts
)) {
2120 if (cirrus_vga_available()) {
2121 vga_interface_type
= VGA_CIRRUS
;
2123 fprintf(stderr
, "Error: Cirrus VGA not available\n");
2126 } else if (strstart(p
, "vmware", &opts
)) {
2127 if (vmware_vga_available()) {
2128 vga_interface_type
= VGA_VMWARE
;
2130 fprintf(stderr
, "Error: VMWare SVGA not available\n");
2133 } else if (strstart(p
, "xenfb", &opts
)) {
2134 vga_interface_type
= VGA_XENFB
;
2135 } else if (strstart(p
, "qxl", &opts
)) {
2136 if (qxl_vga_available()) {
2137 vga_interface_type
= VGA_QXL
;
2139 fprintf(stderr
, "Error: QXL VGA not available\n");
2142 } else if (strstart(p
, "tcx", &opts
)) {
2143 if (tcx_vga_available()) {
2144 vga_interface_type
= VGA_TCX
;
2146 fprintf(stderr
, "Error: TCX framebuffer not available\n");
2149 } else if (strstart(p
, "cg3", &opts
)) {
2150 if (cg3_vga_available()) {
2151 vga_interface_type
= VGA_CG3
;
2153 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
2156 } else if (!strstart(p
, "none", &opts
)) {
2158 fprintf(stderr
, "Unknown vga type: %s\n", p
);
2162 const char *nextopt
;
2164 if (strstart(opts
, ",retrace=", &nextopt
)) {
2166 if (strstart(opts
, "dumb", &nextopt
))
2167 vga_retrace_method
= VGA_RETRACE_DUMB
;
2168 else if (strstart(opts
, "precise", &nextopt
))
2169 vga_retrace_method
= VGA_RETRACE_PRECISE
;
2170 else goto invalid_vga
;
2171 } else goto invalid_vga
;
2176 static DisplayType
select_display(const char *p
)
2179 DisplayType display
= DT_DEFAULT
;
2181 if (strstart(p
, "sdl", &opts
)) {
2185 const char *nextopt
;
2187 if (strstart(opts
, ",frame=", &nextopt
)) {
2189 if (strstart(opts
, "on", &nextopt
)) {
2191 } else if (strstart(opts
, "off", &nextopt
)) {
2194 goto invalid_sdl_args
;
2196 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
2198 if (strstart(opts
, "on", &nextopt
)) {
2200 } else if (strstart(opts
, "off", &nextopt
)) {
2203 goto invalid_sdl_args
;
2205 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
2207 if (strstart(opts
, "on", &nextopt
)) {
2209 } else if (strstart(opts
, "off", &nextopt
)) {
2212 goto invalid_sdl_args
;
2214 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
2216 if (strstart(opts
, "on", &nextopt
)) {
2218 } else if (strstart(opts
, "off", &nextopt
)) {
2221 goto invalid_sdl_args
;
2225 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
2231 fprintf(stderr
, "SDL support is disabled\n");
2234 } else if (strstart(p
, "vnc", &opts
)) {
2239 const char *nextopt
;
2241 if (strstart(opts
, "=", &nextopt
)) {
2242 vnc_display
= nextopt
;
2246 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2250 fprintf(stderr
, "VNC support is disabled\n");
2253 } else if (strstart(p
, "curses", &opts
)) {
2254 #ifdef CONFIG_CURSES
2255 display
= DT_CURSES
;
2257 fprintf(stderr
, "Curses support is disabled\n");
2260 } else if (strstart(p
, "gtk", &opts
)) {
2264 const char *nextopt
;
2266 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2268 if (strstart(opts
, "on", &nextopt
)) {
2269 grab_on_hover
= true;
2270 } else if (strstart(opts
, "off", &nextopt
)) {
2271 grab_on_hover
= false;
2273 goto invalid_gtk_args
;
2277 fprintf(stderr
, "Invalid GTK option string: %s\n", p
);
2283 fprintf(stderr
, "GTK support is disabled\n");
2286 } else if (strstart(p
, "none", &opts
)) {
2289 fprintf(stderr
, "Unknown display type: %s\n", p
);
2296 static int balloon_parse(const char *arg
)
2300 if (strcmp(arg
, "none") == 0) {
2304 if (!strncmp(arg
, "virtio", 6)) {
2305 if (arg
[6] == ',') {
2306 /* have params -> parse them */
2307 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
2311 /* create empty opts */
2312 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2315 qemu_opt_set(opts
, "driver", "virtio-balloon");
2322 char *qemu_find_file(int type
, const char *name
)
2328 /* Try the name as a straight path first */
2329 if (access(name
, R_OK
) == 0) {
2330 trace_load_file(name
, name
);
2331 return g_strdup(name
);
2335 case QEMU_FILE_TYPE_BIOS
:
2338 case QEMU_FILE_TYPE_KEYMAP
:
2339 subdir
= "keymaps/";
2345 for (i
= 0; i
< data_dir_idx
; i
++) {
2346 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2347 if (access(buf
, R_OK
) == 0) {
2348 trace_load_file(name
, buf
);
2356 static int device_help_func(QemuOpts
*opts
, void *opaque
)
2358 return qdev_device_help(opts
);
2361 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2365 dev
= qdev_device_add(opts
);
2368 object_unref(OBJECT(dev
));
2372 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2374 Error
*local_err
= NULL
;
2376 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2378 error_report("%s", error_get_pretty(local_err
));
2379 error_free(local_err
);
2385 #ifdef CONFIG_VIRTFS
2386 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2389 ret
= qemu_fsdev_add(opts
);
2395 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2397 CharDriverState
*chr
;
2398 const char *chardev
;
2402 mode
= qemu_opt_get(opts
, "mode");
2406 if (strcmp(mode
, "readline") == 0) {
2407 flags
= MONITOR_USE_READLINE
;
2408 } else if (strcmp(mode
, "control") == 0) {
2409 flags
= MONITOR_USE_CONTROL
;
2411 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2415 if (qemu_opt_get_bool(opts
, "pretty", 0))
2416 flags
|= MONITOR_USE_PRETTY
;
2418 if (qemu_opt_get_bool(opts
, "default", 0))
2419 flags
|= MONITOR_IS_DEFAULT
;
2421 chardev
= qemu_opt_get(opts
, "chardev");
2422 chr
= qemu_chr_find(chardev
);
2424 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2428 qemu_chr_fe_claim_no_fail(chr
);
2429 monitor_init(chr
, flags
);
2433 static void monitor_parse(const char *optarg
, const char *mode
)
2435 static int monitor_device_index
= 0;
2441 if (strstart(optarg
, "chardev:", &p
)) {
2442 snprintf(label
, sizeof(label
), "%s", p
);
2444 snprintf(label
, sizeof(label
), "compat_monitor%d",
2445 monitor_device_index
);
2446 if (monitor_device_index
== 0) {
2449 opts
= qemu_chr_parse_compat(label
, optarg
);
2451 fprintf(stderr
, "parse error: %s\n", optarg
);
2456 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, NULL
);
2458 fprintf(stderr
, "duplicate chardev: %s\n", label
);
2461 qemu_opt_set(opts
, "mode", mode
);
2462 qemu_opt_set(opts
, "chardev", label
);
2464 qemu_opt_set(opts
, "default", "on");
2465 monitor_device_index
++;
2468 struct device_config
{
2470 DEV_USB
, /* -usbdevice */
2472 DEV_SERIAL
, /* -serial */
2473 DEV_PARALLEL
, /* -parallel */
2474 DEV_VIRTCON
, /* -virtioconsole */
2475 DEV_DEBUGCON
, /* -debugcon */
2476 DEV_GDB
, /* -gdb, -s */
2477 DEV_SCLP
, /* s390 sclp */
2479 const char *cmdline
;
2481 QTAILQ_ENTRY(device_config
) next
;
2484 static QTAILQ_HEAD(, device_config
) device_configs
=
2485 QTAILQ_HEAD_INITIALIZER(device_configs
);
2487 static void add_device_config(int type
, const char *cmdline
)
2489 struct device_config
*conf
;
2491 conf
= g_malloc0(sizeof(*conf
));
2493 conf
->cmdline
= cmdline
;
2494 loc_save(&conf
->loc
);
2495 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2498 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2500 struct device_config
*conf
;
2503 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2504 if (conf
->type
!= type
)
2506 loc_push_restore(&conf
->loc
);
2507 rc
= func(conf
->cmdline
);
2508 loc_pop(&conf
->loc
);
2516 static int serial_parse(const char *devname
)
2518 static int index
= 0;
2521 if (strcmp(devname
, "none") == 0)
2523 if (index
== MAX_SERIAL_PORTS
) {
2524 fprintf(stderr
, "qemu: too many serial ports\n");
2527 snprintf(label
, sizeof(label
), "serial%d", index
);
2528 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2529 if (!serial_hds
[index
]) {
2530 fprintf(stderr
, "qemu: could not connect serial device"
2531 " to character backend '%s'\n", devname
);
2538 static int parallel_parse(const char *devname
)
2540 static int index
= 0;
2543 if (strcmp(devname
, "none") == 0)
2545 if (index
== MAX_PARALLEL_PORTS
) {
2546 fprintf(stderr
, "qemu: too many parallel ports\n");
2549 snprintf(label
, sizeof(label
), "parallel%d", index
);
2550 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2551 if (!parallel_hds
[index
]) {
2552 fprintf(stderr
, "qemu: could not connect parallel device"
2553 " to character backend '%s'\n", devname
);
2560 static int virtcon_parse(const char *devname
)
2562 QemuOptsList
*device
= qemu_find_opts("device");
2563 static int index
= 0;
2565 QemuOpts
*bus_opts
, *dev_opts
;
2567 if (strcmp(devname
, "none") == 0)
2569 if (index
== MAX_VIRTIO_CONSOLES
) {
2570 fprintf(stderr
, "qemu: too many virtio consoles\n");
2574 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2575 if (arch_type
== QEMU_ARCH_S390X
) {
2576 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2578 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2581 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2582 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2584 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2585 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2586 if (!virtcon_hds
[index
]) {
2587 fprintf(stderr
, "qemu: could not connect virtio console"
2588 " to character backend '%s'\n", devname
);
2591 qemu_opt_set(dev_opts
, "chardev", label
);
2597 static int sclp_parse(const char *devname
)
2599 QemuOptsList
*device
= qemu_find_opts("device");
2600 static int index
= 0;
2604 if (strcmp(devname
, "none") == 0) {
2607 if (index
== MAX_SCLP_CONSOLES
) {
2608 fprintf(stderr
, "qemu: too many sclp consoles\n");
2612 assert(arch_type
== QEMU_ARCH_S390X
);
2614 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2615 qemu_opt_set(dev_opts
, "driver", "sclpconsole");
2617 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2618 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2619 if (!sclp_hds
[index
]) {
2620 fprintf(stderr
, "qemu: could not connect sclp console"
2621 " to character backend '%s'\n", devname
);
2624 qemu_opt_set(dev_opts
, "chardev", label
);
2630 static int debugcon_parse(const char *devname
)
2634 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2637 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2639 fprintf(stderr
, "qemu: already have a debugcon device\n");
2642 qemu_opt_set(opts
, "driver", "isa-debugcon");
2643 qemu_opt_set(opts
, "chardev", "debugcon");
2647 static MachineClass
*machine_parse(const char *name
)
2649 MachineClass
*mc
= NULL
;
2650 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2653 mc
= find_machine(name
);
2658 if (name
&& !is_help_option(name
)) {
2659 error_report("Unsupported machine type");
2660 error_printf("Use -machine help to list supported machines!\n");
2662 printf("Supported machines are:\n");
2663 for (el
= machines
; el
; el
= el
->next
) {
2664 MachineClass
*mc
= el
->data
;
2666 printf("%-20s %s (alias of %s)\n", mc
->alias
, mc
->desc
, mc
->name
);
2668 printf("%-20s %s%s\n", mc
->name
, mc
->desc
,
2669 mc
->is_default
? " (default)" : "");
2673 g_slist_free(machines
);
2674 exit(!name
|| !is_help_option(name
));
2677 static int tcg_init(MachineClass
*mc
)
2679 tcg_exec_init(tcg_tb_size
* 1024 * 1024);
2684 const char *opt_name
;
2686 int (*available
)(void);
2687 int (*init
)(MachineClass
*mc
);
2690 { "tcg", "tcg", tcg_available
, tcg_init
, &tcg_allowed
},
2691 { "xen", "Xen", xen_available
, xen_init
, &xen_allowed
},
2692 { "kvm", "KVM", kvm_available
, kvm_init
, &kvm_allowed
},
2693 { "qtest", "QTest", qtest_available
, qtest_init_accel
, &qtest_allowed
},
2696 static int configure_accelerator(MachineClass
*mc
)
2701 bool accel_initialised
= false;
2702 bool init_failed
= false;
2704 p
= qemu_opt_get(qemu_get_machine_opts(), "accel");
2706 /* Use the default "accelerator", tcg */
2710 while (!accel_initialised
&& *p
!= '\0') {
2714 p
= get_opt_name(buf
, sizeof (buf
), p
, ':');
2715 for (i
= 0; i
< ARRAY_SIZE(accel_list
); i
++) {
2716 if (strcmp(accel_list
[i
].opt_name
, buf
) == 0) {
2717 if (!accel_list
[i
].available()) {
2718 printf("%s not supported for this target\n",
2719 accel_list
[i
].name
);
2722 *(accel_list
[i
].allowed
) = true;
2723 ret
= accel_list
[i
].init(mc
);
2726 fprintf(stderr
, "failed to initialize %s: %s\n",
2729 *(accel_list
[i
].allowed
) = false;
2731 accel_initialised
= true;
2736 if (i
== ARRAY_SIZE(accel_list
)) {
2737 fprintf(stderr
, "\"%s\" accelerator does not exist.\n", buf
);
2741 if (!accel_initialised
) {
2743 fprintf(stderr
, "No accelerator found!\n");
2749 fprintf(stderr
, "Back to %s accelerator.\n", accel_list
[i
].name
);
2752 return !accel_initialised
;
2755 void qemu_add_exit_notifier(Notifier
*notify
)
2757 notifier_list_add(&exit_notifiers
, notify
);
2760 void qemu_remove_exit_notifier(Notifier
*notify
)
2762 notifier_remove(notify
);
2765 static void qemu_run_exit_notifiers(void)
2767 notifier_list_notify(&exit_notifiers
, NULL
);
2770 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2772 notifier_list_add(&machine_init_done_notifiers
, notify
);
2775 static void qemu_run_machine_init_done_notifiers(void)
2777 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2780 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2781 const char **poptarg
, int *poptind
)
2783 const QEMUOption
*popt
;
2784 int optind
= *poptind
;
2785 char *r
= argv
[optind
];
2788 loc_set_cmdline(argv
, optind
, 1);
2790 /* Treat --foo the same as -foo. */
2793 popt
= qemu_options
;
2796 error_report("invalid option");
2799 if (!strcmp(popt
->name
, r
+ 1))
2803 if (popt
->flags
& HAS_ARG
) {
2804 if (optind
>= argc
) {
2805 error_report("requires an argument");
2808 optarg
= argv
[optind
++];
2809 loc_set_cmdline(argv
, optind
- 2, 2);
2820 static gpointer
malloc_and_trace(gsize n_bytes
)
2822 void *ptr
= malloc(n_bytes
);
2823 trace_g_malloc(n_bytes
, ptr
);
2827 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2829 void *ptr
= realloc(mem
, n_bytes
);
2830 trace_g_realloc(mem
, n_bytes
, ptr
);
2834 static void free_and_trace(gpointer mem
)
2840 static int object_set_property(const char *name
, const char *value
, void *opaque
)
2842 Object
*obj
= OBJECT(opaque
);
2843 StringInputVisitor
*siv
;
2844 Error
*local_err
= NULL
;
2847 if (strcmp(name
, "qom-type") == 0 || strcmp(name
, "id") == 0 ||
2848 strcmp(name
, "type") == 0) {
2852 qom_name
= g_strdup(name
);
2860 siv
= string_input_visitor_new(value
);
2861 object_property_set(obj
, string_input_get_visitor(siv
), qom_name
, &local_err
);
2862 string_input_visitor_cleanup(siv
);
2866 qerror_report_err(local_err
);
2867 error_free(local_err
);
2874 static int object_create(QemuOpts
*opts
, void *opaque
)
2883 ov
= opts_visitor_new(opts
);
2884 pdict
= qemu_opts_to_qdict(opts
, NULL
);
2886 visit_start_struct(opts_get_visitor(ov
), &dummy
, NULL
, NULL
, 0, &err
);
2891 qdict_del(pdict
, "qom-type");
2892 visit_type_str(opts_get_visitor(ov
), &type
, "qom-type", &err
);
2897 qdict_del(pdict
, "id");
2898 visit_type_str(opts_get_visitor(ov
), &id
, "id", &err
);
2903 object_add(type
, id
, pdict
, opts_get_visitor(ov
), &err
);
2907 visit_end_struct(opts_get_visitor(ov
), &err
);
2909 qmp_object_del(id
, NULL
);
2913 opts_visitor_cleanup(ov
);
2920 qerror_report_err(err
);
2927 int main(int argc
, char **argv
, char **envp
)
2930 int snapshot
, linux_boot
;
2931 const char *initrd_filename
;
2932 const char *kernel_filename
, *kernel_cmdline
;
2933 const char *boot_order
;
2935 int cyls
, heads
, secs
, translation
;
2936 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2937 QemuOptsList
*olist
;
2940 const char *loadvm
= NULL
;
2941 MachineClass
*machine_class
;
2942 const char *cpu_model
;
2943 const char *vga_model
= NULL
;
2944 const char *qtest_chrdev
= NULL
;
2945 const char *qtest_log
= NULL
;
2946 const char *pid_file
= NULL
;
2947 const char *incoming
= NULL
;
2949 int show_vnc_port
= 0;
2951 bool defconfig
= true;
2952 bool userconfig
= true;
2953 const char *log_mask
= NULL
;
2954 const char *log_file
= NULL
;
2955 GMemVTable mem_trace
= {
2956 .malloc
= malloc_and_trace
,
2957 .realloc
= realloc_and_trace
,
2958 .free
= free_and_trace
,
2960 const char *trace_events
= NULL
;
2961 const char *trace_file
= NULL
;
2962 const ram_addr_t default_ram_size
= (ram_addr_t
)DEFAULT_RAM_SIZE
*
2964 ram_addr_t maxram_size
= default_ram_size
;
2965 uint64_t ram_slots
= 0;
2966 FILE *vmstate_dump_file
= NULL
;
2968 atexit(qemu_run_exit_notifiers
);
2969 error_set_progname(argv
[0]);
2970 qemu_init_exec_dir(argv
[0]);
2972 g_mem_set_vtable(&mem_trace
);
2974 module_call_init(MODULE_INIT_QOM
);
2976 qemu_add_opts(&qemu_drive_opts
);
2977 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
2978 qemu_add_drive_opts(&qemu_common_drive_opts
);
2979 qemu_add_drive_opts(&qemu_drive_opts
);
2980 qemu_add_opts(&qemu_chardev_opts
);
2981 qemu_add_opts(&qemu_device_opts
);
2982 qemu_add_opts(&qemu_netdev_opts
);
2983 qemu_add_opts(&qemu_net_opts
);
2984 qemu_add_opts(&qemu_rtc_opts
);
2985 qemu_add_opts(&qemu_global_opts
);
2986 qemu_add_opts(&qemu_mon_opts
);
2987 qemu_add_opts(&qemu_trace_opts
);
2988 qemu_add_opts(&qemu_option_rom_opts
);
2989 qemu_add_opts(&qemu_machine_opts
);
2990 qemu_add_opts(&qemu_mem_opts
);
2991 qemu_add_opts(&qemu_smp_opts
);
2992 qemu_add_opts(&qemu_boot_opts
);
2993 qemu_add_opts(&qemu_sandbox_opts
);
2994 qemu_add_opts(&qemu_add_fd_opts
);
2995 qemu_add_opts(&qemu_object_opts
);
2996 qemu_add_opts(&qemu_tpmdev_opts
);
2997 qemu_add_opts(&qemu_realtime_opts
);
2998 qemu_add_opts(&qemu_msg_opts
);
2999 qemu_add_opts(&qemu_name_opts
);
3000 qemu_add_opts(&qemu_numa_opts
);
3001 qemu_add_opts(&qemu_icount_opts
);
3005 rtc_clock
= QEMU_CLOCK_HOST
;
3007 QLIST_INIT (&vm_change_state_head
);
3008 os_setup_early_signal_handling();
3010 module_call_init(MODULE_INIT_MACHINE
);
3011 machine_class
= find_default_machine();
3013 ram_size
= default_ram_size
;
3015 cyls
= heads
= secs
= 0;
3016 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3018 for (i
= 0; i
< MAX_NODES
; i
++) {
3019 numa_info
[i
].node_mem
= 0;
3020 numa_info
[i
].present
= false;
3021 bitmap_zero(numa_info
[i
].node_cpu
, MAX_CPUMASK_BITS
);
3025 max_numa_nodeid
= 0;
3028 bdrv_init_with_whitelist();
3032 /* first pass of option parsing */
3034 while (optind
< argc
) {
3035 if (argv
[optind
][0] != '-') {
3039 const QEMUOption
*popt
;
3041 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3042 switch (popt
->index
) {
3043 case QEMU_OPTION_nodefconfig
:
3046 case QEMU_OPTION_nouserconfig
:
3055 ret
= qemu_read_default_config_files(userconfig
);
3061 /* second pass of option parsing */
3066 if (argv
[optind
][0] != '-') {
3067 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
3069 const QEMUOption
*popt
;
3071 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
3072 if (!(popt
->arch_mask
& arch_type
)) {
3073 printf("Option %s not supported for this target\n", popt
->name
);
3076 switch(popt
->index
) {
3078 machine_class
= machine_parse(optarg
);
3080 case QEMU_OPTION_no_kvm_irqchip
: {
3081 olist
= qemu_find_opts("machine");
3082 qemu_opts_parse(olist
, "kernel_irqchip=off", 0);
3085 case QEMU_OPTION_cpu
:
3086 /* hw initialization will check this */
3089 case QEMU_OPTION_hda
:
3093 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
3095 snprintf(buf
, sizeof(buf
),
3096 "%s,cyls=%d,heads=%d,secs=%d%s",
3097 HD_OPTS
, cyls
, heads
, secs
,
3098 translation
== BIOS_ATA_TRANSLATION_LBA
?
3100 translation
== BIOS_ATA_TRANSLATION_NONE
?
3101 ",trans=none" : "");
3102 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
3105 case QEMU_OPTION_hdb
:
3106 case QEMU_OPTION_hdc
:
3107 case QEMU_OPTION_hdd
:
3108 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
3111 case QEMU_OPTION_drive
:
3112 if (drive_def(optarg
) == NULL
) {
3116 case QEMU_OPTION_set
:
3117 if (qemu_set_option(optarg
) != 0)
3120 case QEMU_OPTION_global
:
3121 if (qemu_global_option(optarg
) != 0)
3124 case QEMU_OPTION_mtdblock
:
3125 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
3127 case QEMU_OPTION_sd
:
3128 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
3130 case QEMU_OPTION_pflash
:
3131 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
3133 case QEMU_OPTION_snapshot
:
3136 case QEMU_OPTION_hdachs
:
3140 cyls
= strtol(p
, (char **)&p
, 0);
3141 if (cyls
< 1 || cyls
> 16383)
3146 heads
= strtol(p
, (char **)&p
, 0);
3147 if (heads
< 1 || heads
> 16)
3152 secs
= strtol(p
, (char **)&p
, 0);
3153 if (secs
< 1 || secs
> 63)
3157 if (!strcmp(p
, "large")) {
3158 translation
= BIOS_ATA_TRANSLATION_LARGE
;
3159 } else if (!strcmp(p
, "rechs")) {
3160 translation
= BIOS_ATA_TRANSLATION_RECHS
;
3161 } else if (!strcmp(p
, "none")) {
3162 translation
= BIOS_ATA_TRANSLATION_NONE
;
3163 } else if (!strcmp(p
, "lba")) {
3164 translation
= BIOS_ATA_TRANSLATION_LBA
;
3165 } else if (!strcmp(p
, "auto")) {
3166 translation
= BIOS_ATA_TRANSLATION_AUTO
;
3170 } else if (*p
!= '\0') {
3172 fprintf(stderr
, "qemu: invalid physical CHS format\n");
3175 if (hda_opts
!= NULL
) {
3177 snprintf(num
, sizeof(num
), "%d", cyls
);
3178 qemu_opt_set(hda_opts
, "cyls", num
);
3179 snprintf(num
, sizeof(num
), "%d", heads
);
3180 qemu_opt_set(hda_opts
, "heads", num
);
3181 snprintf(num
, sizeof(num
), "%d", secs
);
3182 qemu_opt_set(hda_opts
, "secs", num
);
3183 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
3184 qemu_opt_set(hda_opts
, "trans", "large");
3185 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
3186 qemu_opt_set(hda_opts
, "trans", "rechs");
3187 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
3188 qemu_opt_set(hda_opts
, "trans", "lba");
3189 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
3190 qemu_opt_set(hda_opts
, "trans", "none");
3195 case QEMU_OPTION_numa
:
3196 opts
= qemu_opts_parse(qemu_find_opts("numa"), optarg
, 1);
3201 case QEMU_OPTION_display
:
3202 display_type
= select_display(optarg
);
3204 case QEMU_OPTION_nographic
:
3205 display_type
= DT_NOGRAPHIC
;
3207 case QEMU_OPTION_curses
:
3208 #ifdef CONFIG_CURSES
3209 display_type
= DT_CURSES
;
3211 fprintf(stderr
, "Curses support is disabled\n");
3215 case QEMU_OPTION_portrait
:
3216 graphic_rotate
= 90;
3218 case QEMU_OPTION_rotate
:
3219 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3220 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3221 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3223 "qemu: only 90, 180, 270 deg rotation is available\n");
3227 case QEMU_OPTION_kernel
:
3228 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
3230 case QEMU_OPTION_initrd
:
3231 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
3233 case QEMU_OPTION_append
:
3234 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
3236 case QEMU_OPTION_dtb
:
3237 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
3239 case QEMU_OPTION_cdrom
:
3240 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3242 case QEMU_OPTION_boot
:
3243 opts
= qemu_opts_parse(qemu_find_opts("boot-opts"), optarg
, 1);
3248 case QEMU_OPTION_fda
:
3249 case QEMU_OPTION_fdb
:
3250 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3253 case QEMU_OPTION_no_fd_bootchk
:
3256 case QEMU_OPTION_netdev
:
3257 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3261 case QEMU_OPTION_net
:
3262 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3266 #ifdef CONFIG_LIBISCSI
3267 case QEMU_OPTION_iscsi
:
3268 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
3275 case QEMU_OPTION_tftp
:
3276 legacy_tftp_prefix
= optarg
;
3278 case QEMU_OPTION_bootp
:
3279 legacy_bootp_filename
= optarg
;
3281 case QEMU_OPTION_redir
:
3282 if (net_slirp_redir(optarg
) < 0)
3286 case QEMU_OPTION_bt
:
3287 add_device_config(DEV_BT
, optarg
);
3289 case QEMU_OPTION_audio_help
:
3293 case QEMU_OPTION_soundhw
:
3294 select_soundhw (optarg
);
3299 case QEMU_OPTION_version
:
3303 case QEMU_OPTION_m
: {
3305 const char *mem_str
;
3306 const char *maxmem_str
, *slots_str
;
3308 opts
= qemu_opts_parse(qemu_find_opts("memory"),
3314 mem_str
= qemu_opt_get(opts
, "size");
3316 error_report("invalid -m option, missing 'size' option");
3320 error_report("missing 'size' option value");
3324 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
3326 /* Fix up legacy suffix-less format */
3327 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
3328 uint64_t overflow_check
= sz
;
3331 if ((sz
>> 20) != overflow_check
) {
3332 error_report("too large 'size' option value");
3337 /* backward compatibility behaviour for case "-m 0" */
3339 sz
= default_ram_size
;
3342 sz
= QEMU_ALIGN_UP(sz
, 8192);
3344 if (ram_size
!= sz
) {
3345 error_report("ram size too large");
3348 maxram_size
= ram_size
;
3350 maxmem_str
= qemu_opt_get(opts
, "maxmem");
3351 slots_str
= qemu_opt_get(opts
, "slots");
3352 if (maxmem_str
&& slots_str
) {
3355 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
3356 if (sz
< ram_size
) {
3357 fprintf(stderr
, "qemu: invalid -m option value: maxmem "
3358 "(%" PRIu64
") <= initial memory ("
3359 RAM_ADDR_FMT
")\n", sz
, ram_size
);
3363 slots
= qemu_opt_get_number(opts
, "slots", 0);
3364 if ((sz
> ram_size
) && !slots
) {
3365 fprintf(stderr
, "qemu: invalid -m option value: maxmem "
3366 "(%" PRIu64
") more than initial memory ("
3367 RAM_ADDR_FMT
") but no hotplug slots where "
3368 "specified\n", sz
, ram_size
);
3372 if ((sz
<= ram_size
) && slots
) {
3373 fprintf(stderr
, "qemu: invalid -m option value: %"
3374 PRIu64
" hotplug slots where specified but "
3375 "maxmem (%" PRIu64
") <= initial memory ("
3376 RAM_ADDR_FMT
")\n", slots
, sz
, ram_size
);
3381 } else if ((!maxmem_str
&& slots_str
) ||
3382 (maxmem_str
&& !slots_str
)) {
3383 fprintf(stderr
, "qemu: invalid -m option value: missing "
3384 "'%s' option\n", slots_str
? "maxmem" : "slots");
3390 case QEMU_OPTION_tpmdev
:
3391 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3396 case QEMU_OPTION_mempath
:
3399 case QEMU_OPTION_mem_prealloc
:
3409 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3411 case QEMU_OPTION_gdb
:
3412 add_device_config(DEV_GDB
, optarg
);
3415 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3416 data_dir
[data_dir_idx
++] = optarg
;
3419 case QEMU_OPTION_bios
:
3420 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
);
3422 case QEMU_OPTION_singlestep
:
3429 keyboard_layout
= optarg
;
3431 case QEMU_OPTION_localtime
:
3434 case QEMU_OPTION_vga
:
3443 w
= strtol(p
, (char **)&p
, 10);
3446 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3452 h
= strtol(p
, (char **)&p
, 10);
3457 depth
= strtol(p
, (char **)&p
, 10);
3458 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3459 depth
!= 24 && depth
!= 32)
3461 } else if (*p
== '\0') {
3462 depth
= graphic_depth
;
3469 graphic_depth
= depth
;
3472 case QEMU_OPTION_echr
:
3475 term_escape_char
= strtol(optarg
, &r
, 0);
3477 printf("Bad argument to echr\n");
3480 case QEMU_OPTION_monitor
:
3481 default_monitor
= 0;
3482 if (strncmp(optarg
, "none", 4)) {
3483 monitor_parse(optarg
, "readline");
3486 case QEMU_OPTION_qmp
:
3487 monitor_parse(optarg
, "control");
3488 default_monitor
= 0;
3490 case QEMU_OPTION_mon
:
3491 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
3495 default_monitor
= 0;
3497 case QEMU_OPTION_chardev
:
3498 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
3503 case QEMU_OPTION_fsdev
:
3504 olist
= qemu_find_opts("fsdev");
3506 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3509 opts
= qemu_opts_parse(olist
, optarg
, 1);
3514 case QEMU_OPTION_virtfs
: {
3517 const char *writeout
, *sock_fd
, *socket
;
3519 olist
= qemu_find_opts("virtfs");
3521 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3524 opts
= qemu_opts_parse(olist
, optarg
, 1);
3529 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3530 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3531 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3534 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3535 qemu_opt_get(opts
, "mount_tag"),
3538 fprintf(stderr
, "duplicate fsdev id: %s\n",
3539 qemu_opt_get(opts
, "mount_tag"));
3543 writeout
= qemu_opt_get(opts
, "writeout");
3545 #ifdef CONFIG_SYNC_FILE_RANGE
3546 qemu_opt_set(fsdev
, "writeout", writeout
);
3548 fprintf(stderr
, "writeout=immediate not supported on "
3553 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3554 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3555 qemu_opt_set(fsdev
, "security_model",
3556 qemu_opt_get(opts
, "security_model"));
3557 socket
= qemu_opt_get(opts
, "socket");
3559 qemu_opt_set(fsdev
, "socket", socket
);
3561 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3563 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3566 qemu_opt_set_bool(fsdev
, "readonly",
3567 qemu_opt_get_bool(opts
, "readonly", 0));
3568 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3570 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3571 qemu_opt_set(device
, "fsdev",
3572 qemu_opt_get(opts
, "mount_tag"));
3573 qemu_opt_set(device
, "mount_tag",
3574 qemu_opt_get(opts
, "mount_tag"));
3577 case QEMU_OPTION_virtfs_synth
: {
3581 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3584 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3587 qemu_opt_set(fsdev
, "fsdriver", "synth");
3589 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3591 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3592 qemu_opt_set(device
, "fsdev", "v_synth");
3593 qemu_opt_set(device
, "mount_tag", "v_synth");
3596 case QEMU_OPTION_serial
:
3597 add_device_config(DEV_SERIAL
, optarg
);
3599 if (strncmp(optarg
, "mon:", 4) == 0) {
3600 default_monitor
= 0;
3603 case QEMU_OPTION_watchdog
:
3606 "qemu: only one watchdog option may be given\n");
3611 case QEMU_OPTION_watchdog_action
:
3612 if (select_watchdog_action(optarg
) == -1) {
3613 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3617 case QEMU_OPTION_virtiocon
:
3618 add_device_config(DEV_VIRTCON
, optarg
);
3619 default_virtcon
= 0;
3620 if (strncmp(optarg
, "mon:", 4) == 0) {
3621 default_monitor
= 0;
3624 case QEMU_OPTION_parallel
:
3625 add_device_config(DEV_PARALLEL
, optarg
);
3626 default_parallel
= 0;
3627 if (strncmp(optarg
, "mon:", 4) == 0) {
3628 default_monitor
= 0;
3631 case QEMU_OPTION_debugcon
:
3632 add_device_config(DEV_DEBUGCON
, optarg
);
3634 case QEMU_OPTION_loadvm
:
3637 case QEMU_OPTION_full_screen
:
3640 case QEMU_OPTION_no_frame
:
3643 case QEMU_OPTION_alt_grab
:
3646 case QEMU_OPTION_ctrl_grab
:
3649 case QEMU_OPTION_no_quit
:
3652 case QEMU_OPTION_sdl
:
3654 display_type
= DT_SDL
;
3657 fprintf(stderr
, "SDL support is disabled\n");
3660 case QEMU_OPTION_pidfile
:
3663 case QEMU_OPTION_win2k_hack
:
3664 win2k_install_hack
= 1;
3666 case QEMU_OPTION_rtc_td_hack
: {
3667 static GlobalProperty slew_lost_ticks
[] = {
3669 .driver
= "mc146818rtc",
3670 .property
= "lost_tick_policy",
3673 { /* end of list */ }
3676 qdev_prop_register_global_list(slew_lost_ticks
);
3679 case QEMU_OPTION_acpitable
:
3680 opts
= qemu_opts_parse(qemu_find_opts("acpi"), optarg
, 1);
3684 do_acpitable_option(opts
);
3686 case QEMU_OPTION_smbios
:
3687 opts
= qemu_opts_parse(qemu_find_opts("smbios"), optarg
, 0);
3691 do_smbios_option(opts
);
3693 case QEMU_OPTION_enable_kvm
:
3694 olist
= qemu_find_opts("machine");
3695 qemu_opts_parse(olist
, "accel=kvm", 0);
3697 case QEMU_OPTION_machine
:
3698 olist
= qemu_find_opts("machine");
3699 opts
= qemu_opts_parse(olist
, optarg
, 1);
3703 optarg
= qemu_opt_get(opts
, "type");
3705 machine_class
= machine_parse(optarg
);
3708 case QEMU_OPTION_no_kvm
:
3709 olist
= qemu_find_opts("machine");
3710 qemu_opts_parse(olist
, "accel=tcg", 0);
3712 case QEMU_OPTION_no_kvm_pit
: {
3713 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3717 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3718 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3720 .driver
= "kvm-pit",
3721 .property
= "lost_tick_policy",
3724 { /* end of list */ }
3727 fprintf(stderr
, "Warning: option deprecated, use "
3728 "lost_tick_policy property of kvm-pit instead.\n");
3729 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3732 case QEMU_OPTION_usb
:
3733 olist
= qemu_find_opts("machine");
3734 qemu_opts_parse(olist
, "usb=on", 0);
3736 case QEMU_OPTION_usbdevice
:
3737 olist
= qemu_find_opts("machine");
3738 qemu_opts_parse(olist
, "usb=on", 0);
3739 add_device_config(DEV_USB
, optarg
);
3741 case QEMU_OPTION_device
:
3742 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3746 case QEMU_OPTION_smp
:
3747 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg
, 1)) {
3751 case QEMU_OPTION_vnc
:
3754 vnc_display
= optarg
;
3756 fprintf(stderr
, "VNC support is disabled\n");
3760 case QEMU_OPTION_no_acpi
:
3763 case QEMU_OPTION_no_hpet
:
3766 case QEMU_OPTION_balloon
:
3767 if (balloon_parse(optarg
) < 0) {
3768 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3772 case QEMU_OPTION_no_reboot
:
3775 case QEMU_OPTION_no_shutdown
:
3778 case QEMU_OPTION_show_cursor
:
3781 case QEMU_OPTION_uuid
:
3782 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3783 fprintf(stderr
, "Fail to parse UUID string."
3784 " Wrong format.\n");
3787 qemu_uuid_set
= true;
3789 case QEMU_OPTION_option_rom
:
3790 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3791 fprintf(stderr
, "Too many option ROMs\n");
3794 opts
= qemu_opts_parse(qemu_find_opts("option-rom"), optarg
, 1);
3798 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3799 option_rom
[nb_option_roms
].bootindex
=
3800 qemu_opt_get_number(opts
, "bootindex", -1);
3801 if (!option_rom
[nb_option_roms
].name
) {
3802 fprintf(stderr
, "Option ROM file is not specified\n");
3807 case QEMU_OPTION_semihosting
:
3808 semihosting_enabled
= 1;
3810 case QEMU_OPTION_tdf
:
3811 fprintf(stderr
, "Warning: user space PIT time drift fix "
3812 "is no longer supported.\n");
3814 case QEMU_OPTION_name
:
3815 opts
= qemu_opts_parse(qemu_find_opts("name"), optarg
, 1);
3820 case QEMU_OPTION_prom_env
:
3821 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3822 fprintf(stderr
, "Too many prom variables\n");
3825 prom_envs
[nb_prom_envs
] = optarg
;
3828 case QEMU_OPTION_old_param
:
3831 case QEMU_OPTION_clock
:
3832 /* Clock options no longer exist. Keep this option for
3833 * backward compatibility.
3836 case QEMU_OPTION_startdate
:
3837 configure_rtc_date_offset(optarg
, 1);
3839 case QEMU_OPTION_rtc
:
3840 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
3844 configure_rtc(opts
);
3846 case QEMU_OPTION_tb_size
:
3847 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3848 if (tcg_tb_size
< 0) {
3852 case QEMU_OPTION_icount
:
3853 icount_opts
= qemu_opts_parse(qemu_find_opts("icount"),
3859 case QEMU_OPTION_incoming
:
3861 runstate_set(RUN_STATE_INMIGRATE
);
3863 case QEMU_OPTION_nodefaults
:
3866 case QEMU_OPTION_xen_domid
:
3867 if (!(xen_available())) {
3868 printf("Option %s not supported for this target\n", popt
->name
);
3871 xen_domid
= atoi(optarg
);
3873 case QEMU_OPTION_xen_create
:
3874 if (!(xen_available())) {
3875 printf("Option %s not supported for this target\n", popt
->name
);
3878 xen_mode
= XEN_CREATE
;
3880 case QEMU_OPTION_xen_attach
:
3881 if (!(xen_available())) {
3882 printf("Option %s not supported for this target\n", popt
->name
);
3885 xen_mode
= XEN_ATTACH
;
3887 case QEMU_OPTION_trace
:
3889 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
3893 trace_events
= qemu_opt_get(opts
, "events");
3894 trace_file
= qemu_opt_get(opts
, "file");
3897 case QEMU_OPTION_readconfig
:
3899 int ret
= qemu_read_config_file(optarg
);
3901 fprintf(stderr
, "read config %s: %s\n", optarg
,
3907 case QEMU_OPTION_spice
:
3908 olist
= qemu_find_opts("spice");
3910 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3913 opts
= qemu_opts_parse(olist
, optarg
, 0);
3919 case QEMU_OPTION_writeconfig
:
3922 if (strcmp(optarg
, "-") == 0) {
3925 fp
= fopen(optarg
, "w");
3927 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3931 qemu_config_write(fp
);
3937 case QEMU_OPTION_qtest
:
3938 qtest_chrdev
= optarg
;
3940 case QEMU_OPTION_qtest_log
:
3943 case QEMU_OPTION_sandbox
:
3944 opts
= qemu_opts_parse(qemu_find_opts("sandbox"), optarg
, 1);
3949 case QEMU_OPTION_add_fd
:
3951 opts
= qemu_opts_parse(qemu_find_opts("add-fd"), optarg
, 0);
3956 error_report("File descriptor passing is disabled on this "
3961 case QEMU_OPTION_object
:
3962 opts
= qemu_opts_parse(qemu_find_opts("object"), optarg
, 1);
3967 case QEMU_OPTION_realtime
:
3968 opts
= qemu_opts_parse(qemu_find_opts("realtime"), optarg
, 0);
3972 configure_realtime(opts
);
3974 case QEMU_OPTION_msg
:
3975 opts
= qemu_opts_parse(qemu_find_opts("msg"), optarg
, 0);
3979 configure_msg(opts
);
3981 case QEMU_OPTION_dump_vmstate
:
3982 vmstate_dump_file
= fopen(optarg
, "w");
3983 if (vmstate_dump_file
== NULL
) {
3984 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3989 os_parse_cmd_args(popt
->index
, optarg
);
3997 if (qemu_init_main_loop()) {
3998 fprintf(stderr
, "qemu_init_main_loop failed\n");
4002 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
4006 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name
, NULL
, 1)) {
4011 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
4015 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
4020 if (machine_class
== NULL
) {
4021 fprintf(stderr
, "No machine specified, and there is no default.\n"
4022 "Use -machine help to list supported machines!\n");
4026 current_machine
= MACHINE(object_new(object_class_get_name(
4027 OBJECT_CLASS(machine_class
))));
4028 object_property_add_child(object_get_root(), "machine",
4029 OBJECT(current_machine
), &error_abort
);
4030 cpu_exec_init_all();
4032 if (machine_class
->hw_version
) {
4033 qemu_set_version(machine_class
->hw_version
);
4036 /* Init CPU def lists, based on config
4037 * - Must be called after all the qemu_read_config_file() calls
4038 * - Must be called before list_cpus()
4039 * - Must be called before machine->init()
4043 if (cpu_model
&& is_help_option(cpu_model
)) {
4044 list_cpus(stdout
, &fprintf
, cpu_model
);
4048 /* Open the logfile at this point, if necessary. We can't open the logfile
4049 * when encountering either of the logging options (-d or -D) because the
4050 * other one may be encountered later on the command line, changing the
4051 * location or level of logging.
4056 qemu_set_log_filename(log_file
);
4059 mask
= qemu_str_to_log_mask(log_mask
);
4061 qemu_print_log_usage(stdout
);
4067 if (!is_daemonized()) {
4068 if (!trace_init_backends(trace_events
, trace_file
)) {
4073 /* If no data_dir is specified then try to find it relative to the
4075 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4076 data_dir
[data_dir_idx
] = os_find_datadir();
4077 if (data_dir
[data_dir_idx
] != NULL
) {
4081 /* If all else fails use the install path specified when building. */
4082 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
4083 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
4086 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
4088 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
4089 if (smp_cpus
> machine_class
->max_cpus
) {
4090 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
4091 "supported by machine `%s' (%d)\n", smp_cpus
,
4092 machine_class
->name
, machine_class
->max_cpus
);
4097 * Get the default machine options from the machine if it is not already
4098 * specified either by the configuration file or by the command line.
4100 if (machine_class
->default_machine_opts
) {
4101 qemu_opts_set_defaults(qemu_find_opts("machine"),
4102 machine_class
->default_machine_opts
, 0);
4105 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
4106 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
4108 if (!vga_model
&& !default_vga
) {
4109 vga_interface_type
= VGA_DEVICE
;
4111 if (!has_defaults
|| machine_class
->no_serial
) {
4114 if (!has_defaults
|| machine_class
->no_parallel
) {
4115 default_parallel
= 0;
4117 if (!has_defaults
|| !machine_class
->use_virtcon
) {
4118 default_virtcon
= 0;
4120 if (!has_defaults
|| !machine_class
->use_sclp
) {
4123 if (!has_defaults
|| machine_class
->no_floppy
) {
4126 if (!has_defaults
|| machine_class
->no_cdrom
) {
4129 if (!has_defaults
|| machine_class
->no_sdcard
) {
4132 if (!has_defaults
) {
4133 default_monitor
= 0;
4138 if (is_daemonized()) {
4139 /* According to documentation and historically, -nographic redirects
4140 * serial port, parallel port and monitor to stdio, which does not work
4141 * with -daemonize. We can redirect these to null instead, but since
4142 * -nographic is legacy, let's just error out.
4143 * We disallow -nographic only if all other ports are not redirected
4144 * explicitly, to not break existing legacy setups which uses
4145 * -nographic _and_ redirects all ports explicitly - this is valid
4146 * usage, -nographic is just a no-op in this case.
4148 if (display_type
== DT_NOGRAPHIC
4149 && (default_parallel
|| default_serial
4150 || default_monitor
|| default_virtcon
)) {
4151 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
4154 #ifdef CONFIG_CURSES
4155 if (display_type
== DT_CURSES
) {
4156 fprintf(stderr
, "curses display can not be used with -daemonize\n");
4162 if (display_type
== DT_NOGRAPHIC
) {
4163 if (default_parallel
)
4164 add_device_config(DEV_PARALLEL
, "null");
4165 if (default_serial
&& default_monitor
) {
4166 add_device_config(DEV_SERIAL
, "mon:stdio");
4167 } else if (default_virtcon
&& default_monitor
) {
4168 add_device_config(DEV_VIRTCON
, "mon:stdio");
4169 } else if (default_sclp
&& default_monitor
) {
4170 add_device_config(DEV_SCLP
, "mon:stdio");
4173 add_device_config(DEV_SERIAL
, "stdio");
4174 if (default_virtcon
)
4175 add_device_config(DEV_VIRTCON
, "stdio");
4177 add_device_config(DEV_SCLP
, "stdio");
4179 if (default_monitor
)
4180 monitor_parse("stdio", "readline");
4184 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
4185 if (default_parallel
)
4186 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
4187 if (default_monitor
)
4188 monitor_parse("vc:80Cx24C", "readline");
4189 if (default_virtcon
)
4190 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
4192 add_device_config(DEV_SCLP
, "vc:80Cx24C");
4196 if (display_type
== DT_DEFAULT
&& !display_remote
) {
4197 #if defined(CONFIG_GTK)
4198 display_type
= DT_GTK
;
4199 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4200 display_type
= DT_SDL
;
4201 #elif defined(CONFIG_VNC)
4202 vnc_display
= "localhost:0,to=99";
4205 display_type
= DT_NONE
;
4209 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
4210 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4211 "for SDL, ignoring option\n");
4213 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
4214 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
4215 "ignoring option\n");
4218 #if defined(CONFIG_GTK)
4219 if (display_type
== DT_GTK
) {
4220 early_gtk_display_init();
4226 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
4228 #ifdef CONFIG_VIRTFS
4229 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
4234 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4239 /* store value for the future use */
4240 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size
);
4242 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
4247 if (qemu_opts_foreach(qemu_find_opts("object"),
4248 object_create
, NULL
, 0) != 0) {
4252 machine_opts
= qemu_get_machine_opts();
4253 if (qemu_opt_foreach(machine_opts
, object_set_property
, current_machine
,
4255 object_unref(OBJECT(current_machine
));
4259 configure_accelerator(machine_class
);
4262 Error
*local_err
= NULL
;
4263 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4265 error_report("%s", error_get_pretty(local_err
));
4266 error_free(local_err
);
4271 machine_opts
= qemu_get_machine_opts();
4272 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4273 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4274 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4275 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4277 boot_order
= machine_class
->default_boot_order
;
4278 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4280 char *normal_boot_order
;
4281 const char *order
, *once
;
4283 order
= qemu_opt_get(opts
, "order");
4285 validate_bootdevices(order
);
4289 once
= qemu_opt_get(opts
, "once");
4291 validate_bootdevices(once
);
4292 normal_boot_order
= g_strdup(boot_order
);
4294 qemu_register_reset(restore_boot_order
, normal_boot_order
);
4297 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4298 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4301 if (!kernel_cmdline
) {
4302 kernel_cmdline
= "";
4303 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4306 linux_boot
= (kernel_filename
!= NULL
);
4308 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4309 fprintf(stderr
, "-append only allowed with -kernel option\n");
4313 if (!linux_boot
&& initrd_filename
!= NULL
) {
4314 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4318 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4319 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4323 os_set_line_buffering();
4325 qemu_init_cpu_loop();
4326 qemu_mutex_lock_iothread();
4329 /* spice needs the timers to be initialized by this point */
4334 if (kvm_enabled() || xen_enabled()) {
4335 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4338 configure_icount(icount_opts
, &error_abort
);
4339 qemu_opts_del(icount_opts
);
4342 /* clean up network at qemu process termination */
4343 atexit(&net_cleanup
);
4345 if (net_init_clients() < 0) {
4350 if (tpm_init() < 0) {
4355 /* init the bluetooth world */
4356 if (foreach_device_config(DEV_BT
, bt_parse
))
4359 if (!xen_enabled()) {
4360 /* On 32-bit hosts, QEMU is limited by virtual address space */
4361 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4362 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4370 /* open the virtual block devices */
4372 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
4373 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4374 &machine_class
->block_default_type
, 1) != 0) {
4378 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4380 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4381 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4383 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func
,
4390 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
4394 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4396 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4398 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4400 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4403 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4406 /* If no default VGA is requested, the default is "none". */
4408 if (cirrus_vga_available()) {
4409 vga_model
= "cirrus";
4410 } else if (vga_available()) {
4415 select_vgahw(vga_model
);
4419 i
= select_watchdog(watchdog
);
4421 exit (i
== 1 ? 1 : 0);
4424 if (machine_class
->compat_props
) {
4425 qdev_prop_register_global_list(machine_class
->compat_props
);
4429 qdev_machine_init();
4431 current_machine
->ram_size
= ram_size
;
4432 current_machine
->maxram_size
= maxram_size
;
4433 current_machine
->ram_slots
= ram_slots
;
4434 current_machine
->boot_order
= boot_order
;
4435 current_machine
->cpu_model
= cpu_model
;
4437 machine_class
->init(current_machine
);
4441 cpu_synchronize_all_post_init();
4445 /* init USB devices */
4446 if (usb_enabled(false)) {
4447 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4451 /* init generic devices */
4452 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
4455 net_check_clients();
4457 ds
= init_displaystate();
4459 /* init local displays */
4460 switch (display_type
) {
4462 (void)ds
; /* avoid warning if no display is configured */
4464 #if defined(CONFIG_CURSES)
4466 curses_display_init(ds
, full_screen
);
4469 #if defined(CONFIG_SDL)
4471 sdl_display_init(ds
, full_screen
, no_frame
);
4473 #elif defined(CONFIG_COCOA)
4475 cocoa_display_init(ds
, full_screen
);
4478 #if defined(CONFIG_GTK)
4480 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4487 /* must be after terminal init, SDL library changes signal handlers */
4488 os_setup_signal_handling();
4491 /* init remote displays */
4493 Error
*local_err
= NULL
;
4494 vnc_display_init(ds
);
4495 vnc_display_open(ds
, vnc_display
, &local_err
);
4496 if (local_err
!= NULL
) {
4497 error_report("Failed to start VNC server on `%s': %s",
4498 vnc_display
, error_get_pretty(local_err
));
4499 error_free(local_err
);
4503 if (show_vnc_port
) {
4504 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds
));
4510 qemu_spice_display_init();
4514 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4518 qdev_machine_creation_done();
4520 if (rom_load_all() != 0) {
4521 fprintf(stderr
, "rom loading failed\n");
4525 /* TODO: once all bus devices are qdevified, this should be done
4526 * when bus is created by qdev.c */
4527 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4528 qemu_run_machine_init_done_notifiers();
4530 /* Done notifiers can load ROMs */
4533 qemu_system_reset(VMRESET_SILENT
);
4535 if (load_vmstate(loadvm
) < 0) {
4540 qdev_prop_check_global();
4541 if (vmstate_dump_file
) {
4543 dump_vmstate_json_to_file(vmstate_dump_file
);
4548 Error
*local_err
= NULL
;
4549 qemu_start_incoming_migration(incoming
, &local_err
);
4551 error_report("-incoming %s: %s", incoming
,
4552 error_get_pretty(local_err
));
4553 error_free(local_err
);
4556 } else if (autostart
) {
4562 if (is_daemonized()) {
4563 if (!trace_init_backends(trace_events
, trace_file
)) {