4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 #include "config-host.h"
34 #include "sysemu/seccomp.h"
37 #if defined(CONFIG_VDE)
38 #include <libvdeplug.h>
42 #if defined(__APPLE__) || defined(main)
44 int qemu_main(int argc
, char **argv
, char **envp
);
45 int main(int argc
, char **argv
)
47 return qemu_main(argc
, argv
, NULL
);
50 #define main qemu_main
52 #endif /* CONFIG_SDL */
56 #define main qemu_main
57 #endif /* CONFIG_COCOA */
61 #include "qemu/sockets.h"
63 #include "hw/boards.h"
64 #include "sysemu/accel.h"
66 #include "hw/i386/pc.h"
67 #include "hw/isa/isa.h"
69 #include "sysemu/watchdog.h"
70 #include "hw/i386/smbios.h"
71 #include "hw/xen/xen.h"
73 #include "hw/loader.h"
74 #include "monitor/qdev.h"
75 #include "sysemu/bt.h"
77 #include "net/slirp.h"
78 #include "monitor/monitor.h"
79 #include "ui/console.h"
80 #include "sysemu/sysemu.h"
81 #include "sysemu/numa.h"
82 #include "exec/gdbstub.h"
83 #include "qemu/timer.h"
84 #include "sysemu/char.h"
85 #include "qemu/bitmap.h"
86 #include "sysemu/blockdev.h"
87 #include "hw/block/block.h"
88 #include "migration/block.h"
89 #include "sysemu/tpm.h"
90 #include "sysemu/dma.h"
91 #include "audio/audio.h"
92 #include "migration/migration.h"
93 #include "sysemu/kvm.h"
94 #include "qapi/qmp/qjson.h"
95 #include "qemu/option.h"
96 #include "qemu/config-file.h"
97 #include "qemu-options.h"
98 #include "qmp-commands.h"
99 #include "qemu/main-loop.h"
101 #include "fsdev/qemu-fsdev.h"
103 #include "sysemu/qtest.h"
105 #include "disas/disas.h"
108 #include "slirp/libslirp.h"
111 #include "trace/control.h"
112 #include "qemu/queue.h"
113 #include "sysemu/cpus.h"
114 #include "sysemu/arch_init.h"
115 #include "qemu/osdep.h"
117 #include "ui/qemu-spice.h"
118 #include "qapi/string-input-visitor.h"
119 #include "qapi/opts-visitor.h"
120 #include "qom/object_interfaces.h"
121 #include "qapi-event.h"
123 #define DEFAULT_RAM_SIZE 128
125 #define MAX_VIRTIO_CONSOLES 1
126 #define MAX_SCLP_CONSOLES 1
128 static const char *data_dir
[16];
129 static int data_dir_idx
;
130 const char *bios_name
= NULL
;
131 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
132 DisplayType display_type
= DT_DEFAULT
;
133 static int display_remote
;
134 const char* keyboard_layout
= NULL
;
136 const char *mem_path
= NULL
;
137 int mem_prealloc
= 0; /* force preallocation of physical target memory */
138 bool enable_mlock
= false;
140 NICInfo nd_table
[MAX_NICS
];
142 static int rtc_utc
= 1;
143 static int rtc_date_offset
= -1; /* -1 means no change */
144 QEMUClockType rtc_clock
;
145 int vga_interface_type
= VGA_NONE
;
146 static int full_screen
= 0;
147 static int no_frame
= 0;
150 static bool grab_on_hover
;
152 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
153 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
154 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
155 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
156 int win2k_install_hack
= 0;
162 int acpi_enabled
= 1;
165 static int no_reboot
;
168 int graphic_rotate
= 0;
169 const char *watchdog
;
170 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
172 int semihosting_enabled
= 0;
174 const char *qemu_name
;
177 unsigned int nb_prom_envs
= 0;
178 const char *prom_envs
[MAX_PROM_ENVS
];
181 uint8_t *boot_splash_filedata
;
182 size_t boot_splash_filedata_size
;
183 uint8_t qemu_extra_params_fw
[2];
185 int icount_align_option
;
187 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
188 * little-endian "wire format" described in the SMBIOS 2.6 specification.
190 uint8_t qemu_uuid
[16];
193 static NotifierList exit_notifiers
=
194 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
196 static NotifierList machine_init_done_notifiers
=
197 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
201 enum xen_mode xen_mode
= XEN_EMULATE
;
203 static int has_defaults
= 1;
204 static int default_serial
= 1;
205 static int default_parallel
= 1;
206 static int default_virtcon
= 1;
207 static int default_sclp
= 1;
208 static int default_monitor
= 1;
209 static int default_floppy
= 1;
210 static int default_cdrom
= 1;
211 static int default_sdcard
= 1;
212 static int default_vga
= 1;
218 { .driver
= "isa-serial", .flag
= &default_serial
},
219 { .driver
= "isa-parallel", .flag
= &default_parallel
},
220 { .driver
= "isa-fdc", .flag
= &default_floppy
},
221 { .driver
= "ide-cd", .flag
= &default_cdrom
},
222 { .driver
= "ide-hd", .flag
= &default_cdrom
},
223 { .driver
= "ide-drive", .flag
= &default_cdrom
},
224 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
225 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
226 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
227 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
228 { .driver
= "VGA", .flag
= &default_vga
},
229 { .driver
= "isa-vga", .flag
= &default_vga
},
230 { .driver
= "cirrus-vga", .flag
= &default_vga
},
231 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
232 { .driver
= "vmware-svga", .flag
= &default_vga
},
233 { .driver
= "qxl-vga", .flag
= &default_vga
},
236 static QemuOptsList qemu_rtc_opts
= {
238 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
242 .type
= QEMU_OPT_STRING
,
245 .type
= QEMU_OPT_STRING
,
248 .type
= QEMU_OPT_STRING
,
250 { /* end of list */ }
254 static QemuOptsList qemu_sandbox_opts
= {
256 .implied_opt_name
= "enable",
257 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
261 .type
= QEMU_OPT_BOOL
,
263 { /* end of list */ }
267 static QemuOptsList qemu_trace_opts
= {
269 .implied_opt_name
= "trace",
270 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
274 .type
= QEMU_OPT_STRING
,
277 .type
= QEMU_OPT_STRING
,
279 { /* end of list */ }
283 static QemuOptsList qemu_option_rom_opts
= {
284 .name
= "option-rom",
285 .implied_opt_name
= "romfile",
286 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
290 .type
= QEMU_OPT_NUMBER
,
293 .type
= QEMU_OPT_STRING
,
295 { /* end of list */ }
299 static QemuOptsList qemu_machine_opts
= {
301 .implied_opt_name
= "type",
303 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
306 * no elements => accept any
307 * sanity checking will happen later
308 * when setting machine properties
314 static QemuOptsList qemu_boot_opts
= {
316 .implied_opt_name
= "order",
318 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
322 .type
= QEMU_OPT_STRING
,
325 .type
= QEMU_OPT_STRING
,
328 .type
= QEMU_OPT_BOOL
,
331 .type
= QEMU_OPT_STRING
,
333 .name
= "splash-time",
334 .type
= QEMU_OPT_STRING
,
336 .name
= "reboot-timeout",
337 .type
= QEMU_OPT_STRING
,
340 .type
= QEMU_OPT_BOOL
,
346 static QemuOptsList qemu_add_fd_opts
= {
348 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
352 .type
= QEMU_OPT_NUMBER
,
353 .help
= "file descriptor of which a duplicate is added to fd set",
356 .type
= QEMU_OPT_NUMBER
,
357 .help
= "ID of the fd set to add fd to",
360 .type
= QEMU_OPT_STRING
,
361 .help
= "free-form string used to describe fd",
363 { /* end of list */ }
367 static QemuOptsList qemu_object_opts
= {
369 .implied_opt_name
= "qom-type",
370 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
376 static QemuOptsList qemu_tpmdev_opts
= {
378 .implied_opt_name
= "type",
379 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
381 /* options are defined in the TPM backends */
382 { /* end of list */ }
386 static QemuOptsList qemu_realtime_opts
= {
388 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
392 .type
= QEMU_OPT_BOOL
,
394 { /* end of list */ }
398 static QemuOptsList qemu_msg_opts
= {
400 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
404 .type
= QEMU_OPT_BOOL
,
406 { /* end of list */ }
410 static QemuOptsList qemu_name_opts
= {
412 .implied_opt_name
= "guest",
414 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
418 .type
= QEMU_OPT_STRING
,
419 .help
= "Sets the name of the guest.\n"
420 "This name will be displayed in the SDL window caption.\n"
421 "The name will also be used for the VNC server",
424 .type
= QEMU_OPT_STRING
,
425 .help
= "Sets the name of the QEMU process, as shown in top etc",
427 .name
= "debug-threads",
428 .type
= QEMU_OPT_BOOL
,
429 .help
= "When enabled, name the individual threads; defaults off.\n"
430 "NOTE: The thread names are for debugging and not a\n"
433 { /* End of list */ }
437 static QemuOptsList qemu_mem_opts
= {
439 .implied_opt_name
= "size",
440 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
445 .type
= QEMU_OPT_SIZE
,
449 .type
= QEMU_OPT_NUMBER
,
453 .type
= QEMU_OPT_SIZE
,
455 { /* end of list */ }
459 static QemuOptsList qemu_icount_opts
= {
461 .implied_opt_name
= "shift",
463 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
467 .type
= QEMU_OPT_STRING
,
470 .type
= QEMU_OPT_BOOL
,
472 { /* end of list */ }
476 static QemuOptsList qemu_semihosting_config_opts
= {
477 .name
= "semihosting-config",
478 .implied_opt_name
= "enable",
479 .head
= QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts
.head
),
483 .type
= QEMU_OPT_BOOL
,
486 .type
= QEMU_OPT_STRING
,
488 { /* end of list */ }
493 * Get machine options
495 * Returns: machine options (never null).
497 QemuOpts
*qemu_get_machine_opts(void)
499 return qemu_find_opts_singleton("machine");
502 const char *qemu_get_vm_name(void)
507 static void res_free(void)
509 if (boot_splash_filedata
!= NULL
) {
510 g_free(boot_splash_filedata
);
511 boot_splash_filedata
= NULL
;
515 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
517 const char *driver
= qemu_opt_get(opts
, "driver");
522 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
523 if (strcmp(default_list
[i
].driver
, driver
) != 0)
525 *(default_list
[i
].flag
) = 0;
530 /***********************************************************/
533 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
535 /* We use RUN_STATE_MAX but any invalid value will do */
536 static RunState vmstop_requested
= RUN_STATE_MAX
;
537 static QemuMutex vmstop_lock
;
542 } RunStateTransition
;
544 static const RunStateTransition runstate_transitions_def
[] = {
546 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
547 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
549 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
550 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
552 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
553 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
555 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
556 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
558 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
559 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
561 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
562 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
564 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
565 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
566 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
568 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
569 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
571 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
573 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
574 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
575 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
576 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
577 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
578 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
579 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
580 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
581 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
582 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
584 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
586 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
587 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
589 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
590 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
591 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
592 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
594 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
595 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
597 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
598 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
600 { RUN_STATE_MAX
, RUN_STATE_MAX
},
603 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
605 bool runstate_check(RunState state
)
607 return current_run_state
== state
;
610 static void runstate_init(void)
612 const RunStateTransition
*p
;
614 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
615 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
616 runstate_valid_transitions
[p
->from
][p
->to
] = true;
619 qemu_mutex_init(&vmstop_lock
);
622 /* This function will abort() on invalid state transitions */
623 void runstate_set(RunState new_state
)
625 assert(new_state
< RUN_STATE_MAX
);
627 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
628 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
629 RunState_lookup
[current_run_state
],
630 RunState_lookup
[new_state
]);
633 trace_runstate_set(new_state
);
634 current_run_state
= new_state
;
637 int runstate_is_running(void)
639 return runstate_check(RUN_STATE_RUNNING
);
642 bool runstate_needs_reset(void)
644 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
645 runstate_check(RUN_STATE_SHUTDOWN
);
648 StatusInfo
*qmp_query_status(Error
**errp
)
650 StatusInfo
*info
= g_malloc0(sizeof(*info
));
652 info
->running
= runstate_is_running();
653 info
->singlestep
= singlestep
;
654 info
->status
= current_run_state
;
659 static bool qemu_vmstop_requested(RunState
*r
)
661 qemu_mutex_lock(&vmstop_lock
);
662 *r
= vmstop_requested
;
663 vmstop_requested
= RUN_STATE_MAX
;
664 qemu_mutex_unlock(&vmstop_lock
);
665 return *r
< RUN_STATE_MAX
;
668 void qemu_system_vmstop_request_prepare(void)
670 qemu_mutex_lock(&vmstop_lock
);
673 void qemu_system_vmstop_request(RunState state
)
675 vmstop_requested
= state
;
676 qemu_mutex_unlock(&vmstop_lock
);
684 qemu_vmstop_requested(&requested
);
685 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
689 /* Ensure that a STOP/RESUME pair of events is emitted if a
690 * vmstop request was pending. The BLOCK_IO_ERROR event, for
691 * example, according to documentation is always followed by
694 if (runstate_is_running()) {
695 qapi_event_send_stop(&error_abort
);
698 runstate_set(RUN_STATE_RUNNING
);
699 vm_state_notify(1, RUN_STATE_RUNNING
);
703 qapi_event_send_resume(&error_abort
);
707 /***********************************************************/
708 /* real time host monotonic timer */
710 /***********************************************************/
711 /* host time/date access */
712 void qemu_get_timedate(struct tm
*tm
, int offset
)
718 if (rtc_date_offset
== -1) {
722 localtime_r(&ti
, tm
);
724 ti
-= rtc_date_offset
;
729 int qemu_timedate_diff(struct tm
*tm
)
733 if (rtc_date_offset
== -1)
735 seconds
= mktimegm(tm
);
738 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
739 seconds
= mktime(&tmp
);
742 seconds
= mktimegm(tm
) + rtc_date_offset
;
744 return seconds
- time(NULL
);
747 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
749 time_t rtc_start_date
;
752 if (!strcmp(startdate
, "now") && legacy
) {
753 rtc_date_offset
= -1;
755 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
763 } else if (sscanf(startdate
, "%d-%d-%d",
775 rtc_start_date
= mktimegm(&tm
);
776 if (rtc_start_date
== -1) {
778 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
779 "'2006-06-17T16:01:21' or '2006-06-17'\n");
782 rtc_date_offset
= time(NULL
) - rtc_start_date
;
786 static void configure_rtc(QemuOpts
*opts
)
790 value
= qemu_opt_get(opts
, "base");
792 if (!strcmp(value
, "utc")) {
794 } else if (!strcmp(value
, "localtime")) {
797 configure_rtc_date_offset(value
, 0);
800 value
= qemu_opt_get(opts
, "clock");
802 if (!strcmp(value
, "host")) {
803 rtc_clock
= QEMU_CLOCK_HOST
;
804 } else if (!strcmp(value
, "rt")) {
805 rtc_clock
= QEMU_CLOCK_REALTIME
;
806 } else if (!strcmp(value
, "vm")) {
807 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
809 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
813 value
= qemu_opt_get(opts
, "driftfix");
815 if (!strcmp(value
, "slew")) {
816 static GlobalProperty slew_lost_ticks
[] = {
818 .driver
= "mc146818rtc",
819 .property
= "lost_tick_policy",
822 { /* end of list */ }
825 qdev_prop_register_global_list(slew_lost_ticks
);
826 } else if (!strcmp(value
, "none")) {
827 /* discard is default */
829 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
835 /***********************************************************/
836 /* Bluetooth support */
839 static struct HCIInfo
*hci_table
[MAX_NICS
];
841 struct HCIInfo
*qemu_next_hci(void)
843 if (cur_hci
== nb_hcis
)
846 return hci_table
[cur_hci
++];
849 static int bt_hci_parse(const char *str
)
854 if (nb_hcis
>= MAX_NICS
) {
855 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
868 bdaddr
.b
[5] = 0x56 + nb_hcis
;
869 hci
->bdaddr_set(hci
, bdaddr
.b
);
871 hci_table
[nb_hcis
++] = hci
;
876 static void bt_vhci_add(int vlan_id
)
878 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
881 fprintf(stderr
, "qemu: warning: adding a VHCI to "
882 "an empty scatternet %i\n", vlan_id
);
884 bt_vhci_init(bt_new_hci(vlan
));
887 static struct bt_device_s
*bt_device_add(const char *opt
)
889 struct bt_scatternet_s
*vlan
;
891 char *endp
= strstr(opt
, ",vlan=");
892 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
895 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
898 vlan_id
= strtol(endp
+ 6, &endp
, 0);
900 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
905 vlan
= qemu_find_bt_vlan(vlan_id
);
908 fprintf(stderr
, "qemu: warning: adding a slave device to "
909 "an empty scatternet %i\n", vlan_id
);
911 if (!strcmp(devname
, "keyboard"))
912 return bt_keyboard_init(vlan
);
914 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
918 static int bt_parse(const char *opt
)
920 const char *endp
, *p
;
923 if (strstart(opt
, "hci", &endp
)) {
924 if (!*endp
|| *endp
== ',') {
926 if (!strstart(endp
, ",vlan=", 0))
929 return bt_hci_parse(opt
);
931 } else if (strstart(opt
, "vhci", &endp
)) {
932 if (!*endp
|| *endp
== ',') {
934 if (strstart(endp
, ",vlan=", &p
)) {
935 vlan
= strtol(p
, (char **) &endp
, 0);
937 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
941 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
950 } else if (strstart(opt
, "device:", &endp
))
951 return !bt_device_add(endp
);
953 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
957 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
959 /* FIXME: change this to true for 1.3 */
960 if (qemu_opt_get_bool(opts
, "enable", false)) {
961 #ifdef CONFIG_SECCOMP
962 if (seccomp_start() < 0) {
963 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
964 "failed to install seccomp syscall filter in the kernel");
968 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
969 "sandboxing request but seccomp is not compiled into this build");
977 static int parse_name(QemuOpts
*opts
, void *opaque
)
979 const char *proc_name
;
981 if (qemu_opt_get(opts
, "debug-threads")) {
982 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
984 qemu_name
= qemu_opt_get(opts
, "guest");
986 proc_name
= qemu_opt_get(opts
, "process");
988 os_set_proc_name(proc_name
);
994 bool defaults_enabled(void)
999 bool usb_enabled(void)
1001 return machine_usb(current_machine
);
1005 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
1007 int fd
, dupfd
, flags
;
1009 const char *fd_opaque
= NULL
;
1011 fd
= qemu_opt_get_number(opts
, "fd", -1);
1012 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1013 fd_opaque
= qemu_opt_get(opts
, "opaque");
1016 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1017 "fd option is required and must be non-negative");
1021 if (fd
<= STDERR_FILENO
) {
1022 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1023 "fd cannot be a standard I/O stream");
1028 * All fds inherited across exec() necessarily have FD_CLOEXEC
1029 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1031 flags
= fcntl(fd
, F_GETFD
);
1032 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1033 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1034 "fd is not valid or already in use");
1039 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1040 "set option is required and must be non-negative");
1044 #ifdef F_DUPFD_CLOEXEC
1045 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1049 qemu_set_cloexec(dupfd
);
1053 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1054 "Error duplicating fd: %s", strerror(errno
));
1058 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1059 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
1065 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
1069 fd
= qemu_opt_get_number(opts
, "fd", -1);
1076 /***********************************************************/
1077 /* QEMU Block devices */
1079 #define HD_OPTS "media=disk"
1080 #define CDROM_OPTS "media=cdrom"
1082 #define PFLASH_OPTS ""
1086 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
1088 BlockInterfaceType
*block_default_type
= opaque
;
1090 return drive_new(opts
, *block_default_type
) == NULL
;
1093 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
1095 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1096 qemu_opt_set(opts
, "snapshot", "on");
1101 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1102 int index
, const char *optstr
)
1107 if (!enable
|| drive_get_by_index(type
, index
)) {
1111 opts
= drive_add(type
, index
, NULL
, optstr
);
1113 drive_enable_snapshot(opts
, NULL
);
1116 dinfo
= drive_new(opts
, type
);
1120 dinfo
->is_default
= true;
1124 static QemuOptsList qemu_smp_opts
= {
1126 .implied_opt_name
= "cpus",
1127 .merge_lists
= true,
1128 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1132 .type
= QEMU_OPT_NUMBER
,
1135 .type
= QEMU_OPT_NUMBER
,
1138 .type
= QEMU_OPT_NUMBER
,
1141 .type
= QEMU_OPT_NUMBER
,
1144 .type
= QEMU_OPT_NUMBER
,
1146 { /*End of list */ }
1150 static void smp_parse(QemuOpts
*opts
)
1154 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1155 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1156 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1157 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1159 /* compute missing values, prefer sockets over cores over threads */
1160 if (cpus
== 0 || sockets
== 0) {
1161 sockets
= sockets
> 0 ? sockets
: 1;
1162 cores
= cores
> 0 ? cores
: 1;
1163 threads
= threads
> 0 ? threads
: 1;
1165 cpus
= cores
* threads
* sockets
;
1167 } else if (cores
== 0) {
1168 threads
= threads
> 0 ? threads
: 1;
1169 cores
= cpus
/ (sockets
* threads
);
1170 } else if (threads
== 0) {
1171 threads
= cpus
/ (cores
* sockets
);
1172 } else if (sockets
* cores
* threads
< cpus
) {
1173 fprintf(stderr
, "cpu topology: error: "
1174 "sockets (%u) * cores (%u) * threads (%u) < "
1176 sockets
, cores
, threads
, cpus
);
1180 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1183 smp_cores
= cores
> 0 ? cores
: 1;
1184 smp_threads
= threads
> 0 ? threads
: 1;
1188 if (max_cpus
== 0) {
1189 max_cpus
= smp_cpus
;
1192 if (max_cpus
> MAX_CPUMASK_BITS
) {
1193 fprintf(stderr
, "Unsupported number of maxcpus\n");
1196 if (max_cpus
< smp_cpus
) {
1197 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1203 static void realtime_init(void)
1206 if (os_mlock() < 0) {
1207 fprintf(stderr
, "qemu: locking memory failed\n");
1214 static void configure_msg(QemuOpts
*opts
)
1216 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1219 /***********************************************************/
1222 static int usb_device_add(const char *devname
)
1224 USBDevice
*dev
= NULL
;
1225 #ifndef CONFIG_LINUX
1229 if (!usb_enabled()) {
1233 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1234 dev
= usbdevice_create(devname
);
1238 /* the other ones */
1239 #ifndef CONFIG_LINUX
1240 /* only the linux version is qdev-ified, usb-bsd still needs this */
1241 if (strstart(devname
, "host:", &p
)) {
1242 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1252 static int usb_device_del(const char *devname
)
1257 if (strstart(devname
, "host:", &p
)) {
1261 if (!usb_enabled()) {
1265 p
= strchr(devname
, '.');
1268 bus_num
= strtoul(devname
, NULL
, 0);
1269 addr
= strtoul(p
+ 1, NULL
, 0);
1271 return usb_device_delete_addr(bus_num
, addr
);
1274 static int usb_parse(const char *cmdline
)
1277 r
= usb_device_add(cmdline
);
1279 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1284 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1286 const char *devname
= qdict_get_str(qdict
, "devname");
1287 if (usb_device_add(devname
) < 0) {
1288 error_report("could not add USB device '%s'", devname
);
1292 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1294 const char *devname
= qdict_get_str(qdict
, "devname");
1295 if (usb_device_del(devname
) < 0) {
1296 error_report("could not delete USB device '%s'", devname
);
1300 /***********************************************************/
1301 /* machine registration */
1303 MachineState
*current_machine
;
1305 static void machine_class_init(ObjectClass
*oc
, void *data
)
1307 MachineClass
*mc
= MACHINE_CLASS(oc
);
1308 QEMUMachine
*qm
= data
;
1310 mc
->family
= qm
->family
;
1311 mc
->name
= qm
->name
;
1312 mc
->alias
= qm
->alias
;
1313 mc
->desc
= qm
->desc
;
1314 mc
->init
= qm
->init
;
1315 mc
->reset
= qm
->reset
;
1316 mc
->hot_add_cpu
= qm
->hot_add_cpu
;
1317 mc
->kvm_type
= qm
->kvm_type
;
1318 mc
->block_default_type
= qm
->block_default_type
;
1319 mc
->units_per_default_bus
= qm
->units_per_default_bus
;
1320 mc
->max_cpus
= qm
->max_cpus
;
1321 mc
->no_serial
= qm
->no_serial
;
1322 mc
->no_parallel
= qm
->no_parallel
;
1323 mc
->use_virtcon
= qm
->use_virtcon
;
1324 mc
->use_sclp
= qm
->use_sclp
;
1325 mc
->no_floppy
= qm
->no_floppy
;
1326 mc
->no_cdrom
= qm
->no_cdrom
;
1327 mc
->no_sdcard
= qm
->no_sdcard
;
1328 mc
->has_dynamic_sysbus
= qm
->has_dynamic_sysbus
;
1329 mc
->is_default
= qm
->is_default
;
1330 mc
->default_machine_opts
= qm
->default_machine_opts
;
1331 mc
->default_boot_order
= qm
->default_boot_order
;
1332 mc
->default_display
= qm
->default_display
;
1333 mc
->compat_props
= qm
->compat_props
;
1334 mc
->hw_version
= qm
->hw_version
;
1337 int qemu_register_machine(QEMUMachine
*m
)
1339 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1342 .parent
= TYPE_MACHINE
,
1343 .class_init
= machine_class_init
,
1344 .class_data
= (void *)m
,
1353 static MachineClass
*find_machine(const char *name
)
1355 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1356 MachineClass
*mc
= NULL
;
1358 for (el
= machines
; el
; el
= el
->next
) {
1359 MachineClass
*temp
= el
->data
;
1361 if (!strcmp(temp
->name
, name
)) {
1366 !strcmp(temp
->alias
, name
)) {
1372 g_slist_free(machines
);
1376 MachineClass
*find_default_machine(void)
1378 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1379 MachineClass
*mc
= NULL
;
1381 for (el
= machines
; el
; el
= el
->next
) {
1382 MachineClass
*temp
= el
->data
;
1384 if (temp
->is_default
) {
1390 g_slist_free(machines
);
1394 MachineInfoList
*qmp_query_machines(Error
**errp
)
1396 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1397 MachineInfoList
*mach_list
= NULL
;
1399 for (el
= machines
; el
; el
= el
->next
) {
1400 MachineClass
*mc
= el
->data
;
1401 MachineInfoList
*entry
;
1404 info
= g_malloc0(sizeof(*info
));
1405 if (mc
->is_default
) {
1406 info
->has_is_default
= true;
1407 info
->is_default
= true;
1411 info
->has_alias
= true;
1412 info
->alias
= g_strdup(mc
->alias
);
1415 info
->name
= g_strdup(mc
->name
);
1416 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1418 entry
= g_malloc0(sizeof(*entry
));
1419 entry
->value
= info
;
1420 entry
->next
= mach_list
;
1424 g_slist_free(machines
);
1428 static int machine_help_func(QemuOpts
*opts
, MachineState
*machine
)
1430 ObjectProperty
*prop
;
1432 if (!qemu_opt_has_help_opt(opts
)) {
1436 QTAILQ_FOREACH(prop
, &OBJECT(machine
)->properties
, node
) {
1441 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine
)->name
,
1442 prop
->name
, prop
->type
);
1443 if (prop
->description
) {
1444 error_printf(" (%s)\n", prop
->description
);
1453 /***********************************************************/
1454 /* main execution loop */
1456 struct vm_change_state_entry
{
1457 VMChangeStateHandler
*cb
;
1459 QLIST_ENTRY (vm_change_state_entry
) entries
;
1462 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1464 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1467 VMChangeStateEntry
*e
;
1469 e
= g_malloc0(sizeof (*e
));
1473 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1477 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1479 QLIST_REMOVE (e
, entries
);
1483 void vm_state_notify(int running
, RunState state
)
1485 VMChangeStateEntry
*e
, *next
;
1487 trace_vm_state_notify(running
, state
);
1489 QLIST_FOREACH_SAFE(e
, &vm_change_state_head
, entries
, next
) {
1490 e
->cb(e
->opaque
, running
, state
);
1494 /* reset/shutdown handler */
1496 typedef struct QEMUResetEntry
{
1497 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1498 QEMUResetHandler
*func
;
1502 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1503 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1504 static int reset_requested
;
1505 static int shutdown_requested
, shutdown_signal
= -1;
1506 static pid_t shutdown_pid
;
1507 static int powerdown_requested
;
1508 static int debug_requested
;
1509 static int suspend_requested
;
1510 static WakeupReason wakeup_reason
;
1511 static NotifierList powerdown_notifiers
=
1512 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1513 static NotifierList suspend_notifiers
=
1514 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1515 static NotifierList wakeup_notifiers
=
1516 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1517 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1519 int qemu_shutdown_requested_get(void)
1521 return shutdown_requested
;
1524 int qemu_reset_requested_get(void)
1526 return reset_requested
;
1529 static int qemu_shutdown_requested(void)
1531 return atomic_xchg(&shutdown_requested
, 0);
1534 static void qemu_kill_report(void)
1536 if (!qtest_driver() && shutdown_signal
!= -1) {
1537 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1538 if (shutdown_pid
== 0) {
1539 /* This happens for eg ^C at the terminal, so it's worth
1540 * avoiding printing an odd message in that case.
1542 fputc('\n', stderr
);
1544 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1546 shutdown_signal
= -1;
1550 static int qemu_reset_requested(void)
1552 int r
= reset_requested
;
1553 reset_requested
= 0;
1557 static int qemu_suspend_requested(void)
1559 int r
= suspend_requested
;
1560 suspend_requested
= 0;
1564 static WakeupReason
qemu_wakeup_requested(void)
1566 return wakeup_reason
;
1569 static int qemu_powerdown_requested(void)
1571 int r
= powerdown_requested
;
1572 powerdown_requested
= 0;
1576 static int qemu_debug_requested(void)
1578 int r
= debug_requested
;
1579 debug_requested
= 0;
1583 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1585 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1588 re
->opaque
= opaque
;
1589 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1592 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1596 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1597 if (re
->func
== func
&& re
->opaque
== opaque
) {
1598 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1605 void qemu_devices_reset(void)
1607 QEMUResetEntry
*re
, *nre
;
1609 /* reset all devices */
1610 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1611 re
->func(re
->opaque
);
1615 void qemu_system_reset(bool report
)
1619 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1621 if (mc
&& mc
->reset
) {
1624 qemu_devices_reset();
1627 qapi_event_send_reset(&error_abort
);
1629 cpu_synchronize_all_post_reset();
1632 void qemu_system_reset_request(void)
1635 shutdown_requested
= 1;
1637 reset_requested
= 1;
1640 qemu_notify_event();
1643 static void qemu_system_suspend(void)
1646 notifier_list_notify(&suspend_notifiers
, NULL
);
1647 runstate_set(RUN_STATE_SUSPENDED
);
1648 qapi_event_send_suspend(&error_abort
);
1651 void qemu_system_suspend_request(void)
1653 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1656 suspend_requested
= 1;
1658 qemu_notify_event();
1661 void qemu_register_suspend_notifier(Notifier
*notifier
)
1663 notifier_list_add(&suspend_notifiers
, notifier
);
1666 void qemu_system_wakeup_request(WakeupReason reason
)
1668 trace_system_wakeup_request(reason
);
1670 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1673 if (!(wakeup_reason_mask
& (1 << reason
))) {
1676 runstate_set(RUN_STATE_RUNNING
);
1677 wakeup_reason
= reason
;
1678 qemu_notify_event();
1681 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1684 wakeup_reason_mask
|= (1 << reason
);
1686 wakeup_reason_mask
&= ~(1 << reason
);
1690 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1692 notifier_list_add(&wakeup_notifiers
, notifier
);
1695 void qemu_system_killed(int signal
, pid_t pid
)
1697 shutdown_signal
= signal
;
1700 qemu_system_shutdown_request();
1703 void qemu_system_shutdown_request(void)
1705 trace_qemu_system_shutdown_request();
1706 shutdown_requested
= 1;
1707 qemu_notify_event();
1710 static void qemu_system_powerdown(void)
1712 qapi_event_send_powerdown(&error_abort
);
1713 notifier_list_notify(&powerdown_notifiers
, NULL
);
1716 void qemu_system_powerdown_request(void)
1718 trace_qemu_system_powerdown_request();
1719 powerdown_requested
= 1;
1720 qemu_notify_event();
1723 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1725 notifier_list_add(&powerdown_notifiers
, notifier
);
1728 void qemu_system_debug_request(void)
1730 debug_requested
= 1;
1731 qemu_notify_event();
1734 static bool main_loop_should_exit(void)
1737 if (qemu_debug_requested()) {
1738 vm_stop(RUN_STATE_DEBUG
);
1740 if (qemu_suspend_requested()) {
1741 qemu_system_suspend();
1743 if (qemu_shutdown_requested()) {
1745 qapi_event_send_shutdown(&error_abort
);
1747 vm_stop(RUN_STATE_SHUTDOWN
);
1752 if (qemu_reset_requested()) {
1754 cpu_synchronize_all_states();
1755 qemu_system_reset(VMRESET_REPORT
);
1757 if (runstate_needs_reset()) {
1758 runstate_set(RUN_STATE_PAUSED
);
1761 if (qemu_wakeup_requested()) {
1763 cpu_synchronize_all_states();
1764 qemu_system_reset(VMRESET_SILENT
);
1765 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1766 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1768 qapi_event_send_wakeup(&error_abort
);
1770 if (qemu_powerdown_requested()) {
1771 qemu_system_powerdown();
1773 if (qemu_vmstop_requested(&r
)) {
1779 static void main_loop(void)
1783 #ifdef CONFIG_PROFILER
1787 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
1788 #ifdef CONFIG_PROFILER
1789 ti
= profile_getclock();
1791 last_io
= main_loop_wait(nonblocking
);
1792 #ifdef CONFIG_PROFILER
1793 dev_time
+= profile_getclock() - ti
;
1795 } while (!main_loop_should_exit());
1798 static void version(void)
1800 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1803 static void help(int exitcode
)
1806 printf("usage: %s [options] [disk_image]\n\n"
1807 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1808 error_get_progname());
1810 #define QEMU_OPTIONS_GENERATE_HELP
1811 #include "qemu-options-wrapper.h"
1813 printf("\nDuring emulation, the following keys are useful:\n"
1814 "ctrl-alt-f toggle full screen\n"
1815 "ctrl-alt-n switch to virtual console 'n'\n"
1816 "ctrl-alt toggle mouse and keyboard grab\n"
1818 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1823 #define HAS_ARG 0x0001
1825 typedef struct QEMUOption
{
1832 static const QEMUOption qemu_options
[] = {
1833 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1834 #define QEMU_OPTIONS_GENERATE_OPTIONS
1835 #include "qemu-options-wrapper.h"
1839 static bool vga_available(void)
1841 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1844 static bool cirrus_vga_available(void)
1846 return object_class_by_name("cirrus-vga")
1847 || object_class_by_name("isa-cirrus-vga");
1850 static bool vmware_vga_available(void)
1852 return object_class_by_name("vmware-svga");
1855 static bool qxl_vga_available(void)
1857 return object_class_by_name("qxl-vga");
1860 static bool tcx_vga_available(void)
1862 return object_class_by_name("SUNW,tcx");
1865 static bool cg3_vga_available(void)
1867 return object_class_by_name("cgthree");
1870 static void select_vgahw (const char *p
)
1874 assert(vga_interface_type
== VGA_NONE
);
1875 if (strstart(p
, "std", &opts
)) {
1876 if (vga_available()) {
1877 vga_interface_type
= VGA_STD
;
1879 fprintf(stderr
, "Error: standard VGA not available\n");
1882 } else if (strstart(p
, "cirrus", &opts
)) {
1883 if (cirrus_vga_available()) {
1884 vga_interface_type
= VGA_CIRRUS
;
1886 fprintf(stderr
, "Error: Cirrus VGA not available\n");
1889 } else if (strstart(p
, "vmware", &opts
)) {
1890 if (vmware_vga_available()) {
1891 vga_interface_type
= VGA_VMWARE
;
1893 fprintf(stderr
, "Error: VMWare SVGA not available\n");
1896 } else if (strstart(p
, "xenfb", &opts
)) {
1897 vga_interface_type
= VGA_XENFB
;
1898 } else if (strstart(p
, "qxl", &opts
)) {
1899 if (qxl_vga_available()) {
1900 vga_interface_type
= VGA_QXL
;
1902 fprintf(stderr
, "Error: QXL VGA not available\n");
1905 } else if (strstart(p
, "tcx", &opts
)) {
1906 if (tcx_vga_available()) {
1907 vga_interface_type
= VGA_TCX
;
1909 fprintf(stderr
, "Error: TCX framebuffer not available\n");
1912 } else if (strstart(p
, "cg3", &opts
)) {
1913 if (cg3_vga_available()) {
1914 vga_interface_type
= VGA_CG3
;
1916 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
1919 } else if (!strstart(p
, "none", &opts
)) {
1921 fprintf(stderr
, "Unknown vga type: %s\n", p
);
1925 const char *nextopt
;
1927 if (strstart(opts
, ",retrace=", &nextopt
)) {
1929 if (strstart(opts
, "dumb", &nextopt
))
1930 vga_retrace_method
= VGA_RETRACE_DUMB
;
1931 else if (strstart(opts
, "precise", &nextopt
))
1932 vga_retrace_method
= VGA_RETRACE_PRECISE
;
1933 else goto invalid_vga
;
1934 } else goto invalid_vga
;
1939 static DisplayType
select_display(const char *p
)
1942 DisplayType display
= DT_DEFAULT
;
1944 if (strstart(p
, "sdl", &opts
)) {
1948 const char *nextopt
;
1950 if (strstart(opts
, ",frame=", &nextopt
)) {
1952 if (strstart(opts
, "on", &nextopt
)) {
1954 } else if (strstart(opts
, "off", &nextopt
)) {
1957 goto invalid_sdl_args
;
1959 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
1961 if (strstart(opts
, "on", &nextopt
)) {
1963 } else if (strstart(opts
, "off", &nextopt
)) {
1966 goto invalid_sdl_args
;
1968 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
1970 if (strstart(opts
, "on", &nextopt
)) {
1972 } else if (strstart(opts
, "off", &nextopt
)) {
1975 goto invalid_sdl_args
;
1977 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
1979 if (strstart(opts
, "on", &nextopt
)) {
1981 } else if (strstart(opts
, "off", &nextopt
)) {
1984 goto invalid_sdl_args
;
1988 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
1994 fprintf(stderr
, "SDL support is disabled\n");
1997 } else if (strstart(p
, "vnc", &opts
)) {
2001 if (vnc_parse_func(opts
+1) == NULL
) {
2005 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2009 fprintf(stderr
, "VNC support is disabled\n");
2012 } else if (strstart(p
, "curses", &opts
)) {
2013 #ifdef CONFIG_CURSES
2014 display
= DT_CURSES
;
2016 fprintf(stderr
, "Curses support is disabled\n");
2019 } else if (strstart(p
, "gtk", &opts
)) {
2023 const char *nextopt
;
2025 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2027 if (strstart(opts
, "on", &nextopt
)) {
2028 grab_on_hover
= true;
2029 } else if (strstart(opts
, "off", &nextopt
)) {
2030 grab_on_hover
= false;
2032 goto invalid_gtk_args
;
2036 fprintf(stderr
, "Invalid GTK option string: %s\n", p
);
2042 fprintf(stderr
, "GTK support is disabled\n");
2045 } else if (strstart(p
, "none", &opts
)) {
2048 fprintf(stderr
, "Unknown display type: %s\n", p
);
2055 static int balloon_parse(const char *arg
)
2059 if (strcmp(arg
, "none") == 0) {
2063 if (!strncmp(arg
, "virtio", 6)) {
2064 if (arg
[6] == ',') {
2065 /* have params -> parse them */
2066 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
2070 /* create empty opts */
2071 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2074 qemu_opt_set(opts
, "driver", "virtio-balloon");
2081 char *qemu_find_file(int type
, const char *name
)
2087 /* Try the name as a straight path first */
2088 if (access(name
, R_OK
) == 0) {
2089 trace_load_file(name
, name
);
2090 return g_strdup(name
);
2094 case QEMU_FILE_TYPE_BIOS
:
2097 case QEMU_FILE_TYPE_KEYMAP
:
2098 subdir
= "keymaps/";
2104 for (i
= 0; i
< data_dir_idx
; i
++) {
2105 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2106 if (access(buf
, R_OK
) == 0) {
2107 trace_load_file(name
, buf
);
2115 static int device_help_func(QemuOpts
*opts
, void *opaque
)
2117 return qdev_device_help(opts
);
2120 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2124 dev
= qdev_device_add(opts
);
2127 object_unref(OBJECT(dev
));
2131 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2133 Error
*local_err
= NULL
;
2135 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2137 error_report("%s", error_get_pretty(local_err
));
2138 error_free(local_err
);
2144 #ifdef CONFIG_VIRTFS
2145 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2148 ret
= qemu_fsdev_add(opts
);
2154 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2156 CharDriverState
*chr
;
2157 const char *chardev
;
2161 mode
= qemu_opt_get(opts
, "mode");
2165 if (strcmp(mode
, "readline") == 0) {
2166 flags
= MONITOR_USE_READLINE
;
2167 } else if (strcmp(mode
, "control") == 0) {
2168 flags
= MONITOR_USE_CONTROL
;
2170 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2174 if (qemu_opt_get_bool(opts
, "pretty", 0))
2175 flags
|= MONITOR_USE_PRETTY
;
2177 if (qemu_opt_get_bool(opts
, "default", 0))
2178 flags
|= MONITOR_IS_DEFAULT
;
2180 chardev
= qemu_opt_get(opts
, "chardev");
2181 chr
= qemu_chr_find(chardev
);
2183 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2187 qemu_chr_fe_claim_no_fail(chr
);
2188 monitor_init(chr
, flags
);
2192 static void monitor_parse(const char *optarg
, const char *mode
, bool pretty
)
2194 static int monitor_device_index
= 0;
2195 Error
*local_err
= NULL
;
2201 if (strstart(optarg
, "chardev:", &p
)) {
2202 snprintf(label
, sizeof(label
), "%s", p
);
2204 snprintf(label
, sizeof(label
), "compat_monitor%d",
2205 monitor_device_index
);
2206 if (monitor_device_index
== 0) {
2209 opts
= qemu_chr_parse_compat(label
, optarg
);
2211 fprintf(stderr
, "parse error: %s\n", optarg
);
2216 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, &local_err
);
2218 error_report("%s", error_get_pretty(local_err
));
2219 error_free(local_err
);
2222 qemu_opt_set(opts
, "mode", mode
);
2223 qemu_opt_set(opts
, "chardev", label
);
2224 qemu_opt_set_bool(opts
, "pretty", pretty
);
2226 qemu_opt_set(opts
, "default", "on");
2227 monitor_device_index
++;
2230 struct device_config
{
2232 DEV_USB
, /* -usbdevice */
2234 DEV_SERIAL
, /* -serial */
2235 DEV_PARALLEL
, /* -parallel */
2236 DEV_VIRTCON
, /* -virtioconsole */
2237 DEV_DEBUGCON
, /* -debugcon */
2238 DEV_GDB
, /* -gdb, -s */
2239 DEV_SCLP
, /* s390 sclp */
2241 const char *cmdline
;
2243 QTAILQ_ENTRY(device_config
) next
;
2246 static QTAILQ_HEAD(, device_config
) device_configs
=
2247 QTAILQ_HEAD_INITIALIZER(device_configs
);
2249 static void add_device_config(int type
, const char *cmdline
)
2251 struct device_config
*conf
;
2253 conf
= g_malloc0(sizeof(*conf
));
2255 conf
->cmdline
= cmdline
;
2256 loc_save(&conf
->loc
);
2257 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2260 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2262 struct device_config
*conf
;
2265 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2266 if (conf
->type
!= type
)
2268 loc_push_restore(&conf
->loc
);
2269 rc
= func(conf
->cmdline
);
2270 loc_pop(&conf
->loc
);
2278 static int serial_parse(const char *devname
)
2280 static int index
= 0;
2283 if (strcmp(devname
, "none") == 0)
2285 if (index
== MAX_SERIAL_PORTS
) {
2286 fprintf(stderr
, "qemu: too many serial ports\n");
2289 snprintf(label
, sizeof(label
), "serial%d", index
);
2290 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2291 if (!serial_hds
[index
]) {
2292 fprintf(stderr
, "qemu: could not connect serial device"
2293 " to character backend '%s'\n", devname
);
2300 static int parallel_parse(const char *devname
)
2302 static int index
= 0;
2305 if (strcmp(devname
, "none") == 0)
2307 if (index
== MAX_PARALLEL_PORTS
) {
2308 fprintf(stderr
, "qemu: too many parallel ports\n");
2311 snprintf(label
, sizeof(label
), "parallel%d", index
);
2312 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2313 if (!parallel_hds
[index
]) {
2314 fprintf(stderr
, "qemu: could not connect parallel device"
2315 " to character backend '%s'\n", devname
);
2322 static int virtcon_parse(const char *devname
)
2324 QemuOptsList
*device
= qemu_find_opts("device");
2325 static int index
= 0;
2327 QemuOpts
*bus_opts
, *dev_opts
;
2329 if (strcmp(devname
, "none") == 0)
2331 if (index
== MAX_VIRTIO_CONSOLES
) {
2332 fprintf(stderr
, "qemu: too many virtio consoles\n");
2336 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2337 if (arch_type
== QEMU_ARCH_S390X
) {
2338 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2340 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2343 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2344 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2346 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2347 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2348 if (!virtcon_hds
[index
]) {
2349 fprintf(stderr
, "qemu: could not connect virtio console"
2350 " to character backend '%s'\n", devname
);
2353 qemu_opt_set(dev_opts
, "chardev", label
);
2359 static int sclp_parse(const char *devname
)
2361 QemuOptsList
*device
= qemu_find_opts("device");
2362 static int index
= 0;
2366 if (strcmp(devname
, "none") == 0) {
2369 if (index
== MAX_SCLP_CONSOLES
) {
2370 fprintf(stderr
, "qemu: too many sclp consoles\n");
2374 assert(arch_type
== QEMU_ARCH_S390X
);
2376 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2377 qemu_opt_set(dev_opts
, "driver", "sclpconsole");
2379 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2380 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2381 if (!sclp_hds
[index
]) {
2382 fprintf(stderr
, "qemu: could not connect sclp console"
2383 " to character backend '%s'\n", devname
);
2386 qemu_opt_set(dev_opts
, "chardev", label
);
2392 static int debugcon_parse(const char *devname
)
2396 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2399 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2401 fprintf(stderr
, "qemu: already have a debugcon device\n");
2404 qemu_opt_set(opts
, "driver", "isa-debugcon");
2405 qemu_opt_set(opts
, "chardev", "debugcon");
2409 static gint
machine_class_cmp(gconstpointer a
, gconstpointer b
)
2411 const MachineClass
*mc1
= a
, *mc2
= b
;
2414 if (mc1
->family
== NULL
) {
2415 if (mc2
->family
== NULL
) {
2416 /* Compare standalone machine types against each other; they sort
2417 * in increasing order.
2419 return strcmp(object_class_get_name(OBJECT_CLASS(mc1
)),
2420 object_class_get_name(OBJECT_CLASS(mc2
)));
2423 /* Standalone machine types sort after families. */
2427 if (mc2
->family
== NULL
) {
2428 /* Families sort before standalone machine types. */
2432 /* Families sort between each other alphabetically increasingly. */
2433 res
= strcmp(mc1
->family
, mc2
->family
);
2438 /* Within the same family, machine types sort in decreasing order. */
2439 return strcmp(object_class_get_name(OBJECT_CLASS(mc2
)),
2440 object_class_get_name(OBJECT_CLASS(mc1
)));
2443 static MachineClass
*machine_parse(const char *name
)
2445 MachineClass
*mc
= NULL
;
2446 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2449 mc
= find_machine(name
);
2452 g_slist_free(machines
);
2455 if (name
&& !is_help_option(name
)) {
2456 error_report("Unsupported machine type");
2457 error_printf("Use -machine help to list supported machines!\n");
2459 printf("Supported machines are:\n");
2460 machines
= g_slist_sort(machines
, machine_class_cmp
);
2461 for (el
= machines
; el
; el
= el
->next
) {
2462 MachineClass
*mc
= el
->data
;
2464 printf("%-20s %s (alias of %s)\n", mc
->alias
, mc
->desc
, mc
->name
);
2466 printf("%-20s %s%s\n", mc
->name
, mc
->desc
,
2467 mc
->is_default
? " (default)" : "");
2471 g_slist_free(machines
);
2472 exit(!name
|| !is_help_option(name
));
2475 void qemu_add_exit_notifier(Notifier
*notify
)
2477 notifier_list_add(&exit_notifiers
, notify
);
2480 void qemu_remove_exit_notifier(Notifier
*notify
)
2482 notifier_remove(notify
);
2485 static void qemu_run_exit_notifiers(void)
2487 notifier_list_notify(&exit_notifiers
, NULL
);
2490 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2492 notifier_list_add(&machine_init_done_notifiers
, notify
);
2495 static void qemu_run_machine_init_done_notifiers(void)
2497 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2500 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2501 const char **poptarg
, int *poptind
)
2503 const QEMUOption
*popt
;
2504 int optind
= *poptind
;
2505 char *r
= argv
[optind
];
2508 loc_set_cmdline(argv
, optind
, 1);
2510 /* Treat --foo the same as -foo. */
2513 popt
= qemu_options
;
2516 error_report("invalid option");
2519 if (!strcmp(popt
->name
, r
+ 1))
2523 if (popt
->flags
& HAS_ARG
) {
2524 if (optind
>= argc
) {
2525 error_report("requires an argument");
2528 optarg
= argv
[optind
++];
2529 loc_set_cmdline(argv
, optind
- 2, 2);
2540 static gpointer
malloc_and_trace(gsize n_bytes
)
2542 void *ptr
= malloc(n_bytes
);
2543 trace_g_malloc(n_bytes
, ptr
);
2547 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2549 void *ptr
= realloc(mem
, n_bytes
);
2550 trace_g_realloc(mem
, n_bytes
, ptr
);
2554 static void free_and_trace(gpointer mem
)
2560 static int machine_set_property(const char *name
, const char *value
,
2563 Object
*obj
= OBJECT(opaque
);
2564 Error
*local_err
= NULL
;
2567 if (strcmp(name
, "type") == 0) {
2571 qom_name
= g_strdup(name
);
2579 object_property_parse(obj
, value
, qom_name
, &local_err
);
2583 qerror_report_err(local_err
);
2584 error_free(local_err
);
2591 static int object_create(QemuOpts
*opts
, void *opaque
)
2600 ov
= opts_visitor_new(opts
);
2601 pdict
= qemu_opts_to_qdict(opts
, NULL
);
2603 visit_start_struct(opts_get_visitor(ov
), &dummy
, NULL
, NULL
, 0, &err
);
2608 qdict_del(pdict
, "qom-type");
2609 visit_type_str(opts_get_visitor(ov
), &type
, "qom-type", &err
);
2614 qdict_del(pdict
, "id");
2615 visit_type_str(opts_get_visitor(ov
), &id
, "id", &err
);
2620 object_add(type
, id
, pdict
, opts_get_visitor(ov
), &err
);
2624 visit_end_struct(opts_get_visitor(ov
), &err
);
2626 qmp_object_del(id
, NULL
);
2630 opts_visitor_cleanup(ov
);
2637 qerror_report_err(err
);
2644 static void set_memory_options(uint64_t *ram_slots
, ram_addr_t
*maxram_size
)
2647 const char *mem_str
;
2648 const char *maxmem_str
, *slots_str
;
2649 const ram_addr_t default_ram_size
= (ram_addr_t
)DEFAULT_RAM_SIZE
*
2651 QemuOpts
*opts
= qemu_find_opts_singleton("memory");
2654 mem_str
= qemu_opt_get(opts
, "size");
2657 error_report("missing 'size' option value");
2661 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
2663 /* Fix up legacy suffix-less format */
2664 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
2665 uint64_t overflow_check
= sz
;
2668 if ((sz
>> 20) != overflow_check
) {
2669 error_report("too large 'size' option value");
2675 /* backward compatibility behaviour for case "-m 0" */
2677 sz
= default_ram_size
;
2680 sz
= QEMU_ALIGN_UP(sz
, 8192);
2682 if (ram_size
!= sz
) {
2683 error_report("ram size too large");
2687 /* store value for the future use */
2688 qemu_opt_set_number(opts
, "size", ram_size
);
2689 *maxram_size
= ram_size
;
2691 maxmem_str
= qemu_opt_get(opts
, "maxmem");
2692 slots_str
= qemu_opt_get(opts
, "slots");
2693 if (maxmem_str
&& slots_str
) {
2696 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
2697 if (sz
< ram_size
) {
2698 error_report("invalid -m option value: maxmem "
2699 "(0x%" PRIx64
") <= initial memory (0x"
2700 RAM_ADDR_FMT
")", sz
, ram_size
);
2704 slots
= qemu_opt_get_number(opts
, "slots", 0);
2705 if ((sz
> ram_size
) && !slots
) {
2706 error_report("invalid -m option value: maxmem "
2707 "(0x%" PRIx64
") more than initial memory (0x"
2708 RAM_ADDR_FMT
") but no hotplug slots where "
2709 "specified", sz
, ram_size
);
2713 if ((sz
<= ram_size
) && slots
) {
2714 error_report("invalid -m option value: %"
2715 PRIu64
" hotplug slots where specified but "
2716 "maxmem (0x%" PRIx64
") <= initial memory (0x"
2717 RAM_ADDR_FMT
")", slots
, sz
, ram_size
);
2722 } else if ((!maxmem_str
&& slots_str
) ||
2723 (maxmem_str
&& !slots_str
)) {
2724 error_report("invalid -m option value: missing "
2725 "'%s' option", slots_str
? "maxmem" : "slots");
2730 int main(int argc
, char **argv
, char **envp
)
2733 int snapshot
, linux_boot
;
2734 const char *initrd_filename
;
2735 const char *kernel_filename
, *kernel_cmdline
;
2736 const char *boot_order
;
2738 int cyls
, heads
, secs
, translation
;
2739 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2740 QemuOptsList
*olist
;
2743 const char *loadvm
= NULL
;
2744 MachineClass
*machine_class
;
2745 const char *cpu_model
;
2746 const char *vga_model
= NULL
;
2747 const char *qtest_chrdev
= NULL
;
2748 const char *qtest_log
= NULL
;
2749 const char *pid_file
= NULL
;
2750 const char *incoming
= NULL
;
2752 int show_vnc_port
= 0;
2754 bool defconfig
= true;
2755 bool userconfig
= true;
2756 const char *log_mask
= NULL
;
2757 const char *log_file
= NULL
;
2758 GMemVTable mem_trace
= {
2759 .malloc
= malloc_and_trace
,
2760 .realloc
= realloc_and_trace
,
2761 .free
= free_and_trace
,
2763 const char *trace_events
= NULL
;
2764 const char *trace_file
= NULL
;
2765 ram_addr_t maxram_size
;
2766 uint64_t ram_slots
= 0;
2767 FILE *vmstate_dump_file
= NULL
;
2768 Error
*main_loop_err
= NULL
;
2770 atexit(qemu_run_exit_notifiers
);
2771 error_set_progname(argv
[0]);
2772 qemu_init_exec_dir(argv
[0]);
2774 g_mem_set_vtable(&mem_trace
);
2776 module_call_init(MODULE_INIT_QOM
);
2778 qemu_add_opts(&qemu_drive_opts
);
2779 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
2780 qemu_add_drive_opts(&qemu_common_drive_opts
);
2781 qemu_add_drive_opts(&qemu_drive_opts
);
2782 qemu_add_opts(&qemu_chardev_opts
);
2783 qemu_add_opts(&qemu_device_opts
);
2784 qemu_add_opts(&qemu_netdev_opts
);
2785 qemu_add_opts(&qemu_net_opts
);
2786 qemu_add_opts(&qemu_rtc_opts
);
2787 qemu_add_opts(&qemu_global_opts
);
2788 qemu_add_opts(&qemu_mon_opts
);
2789 qemu_add_opts(&qemu_trace_opts
);
2790 qemu_add_opts(&qemu_option_rom_opts
);
2791 qemu_add_opts(&qemu_machine_opts
);
2792 qemu_add_opts(&qemu_mem_opts
);
2793 qemu_add_opts(&qemu_smp_opts
);
2794 qemu_add_opts(&qemu_boot_opts
);
2795 qemu_add_opts(&qemu_sandbox_opts
);
2796 qemu_add_opts(&qemu_add_fd_opts
);
2797 qemu_add_opts(&qemu_object_opts
);
2798 qemu_add_opts(&qemu_tpmdev_opts
);
2799 qemu_add_opts(&qemu_realtime_opts
);
2800 qemu_add_opts(&qemu_msg_opts
);
2801 qemu_add_opts(&qemu_name_opts
);
2802 qemu_add_opts(&qemu_numa_opts
);
2803 qemu_add_opts(&qemu_icount_opts
);
2804 qemu_add_opts(&qemu_semihosting_config_opts
);
2808 rtc_clock
= QEMU_CLOCK_HOST
;
2810 QLIST_INIT (&vm_change_state_head
);
2811 os_setup_early_signal_handling();
2813 module_call_init(MODULE_INIT_MACHINE
);
2814 machine_class
= find_default_machine();
2817 cyls
= heads
= secs
= 0;
2818 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2822 bdrv_init_with_whitelist();
2826 /* first pass of option parsing */
2828 while (optind
< argc
) {
2829 if (argv
[optind
][0] != '-') {
2833 const QEMUOption
*popt
;
2835 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2836 switch (popt
->index
) {
2837 case QEMU_OPTION_nodefconfig
:
2840 case QEMU_OPTION_nouserconfig
:
2849 ret
= qemu_read_default_config_files(userconfig
);
2855 /* second pass of option parsing */
2860 if (argv
[optind
][0] != '-') {
2861 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
2863 const QEMUOption
*popt
;
2865 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2866 if (!(popt
->arch_mask
& arch_type
)) {
2867 printf("Option %s not supported for this target\n", popt
->name
);
2870 switch(popt
->index
) {
2871 case QEMU_OPTION_no_kvm_irqchip
: {
2872 olist
= qemu_find_opts("machine");
2873 qemu_opts_parse(olist
, "kernel_irqchip=off", 0);
2876 case QEMU_OPTION_cpu
:
2877 /* hw initialization will check this */
2880 case QEMU_OPTION_hda
:
2884 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
2886 snprintf(buf
, sizeof(buf
),
2887 "%s,cyls=%d,heads=%d,secs=%d%s",
2888 HD_OPTS
, cyls
, heads
, secs
,
2889 translation
== BIOS_ATA_TRANSLATION_LBA
?
2891 translation
== BIOS_ATA_TRANSLATION_NONE
?
2892 ",trans=none" : "");
2893 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
2896 case QEMU_OPTION_hdb
:
2897 case QEMU_OPTION_hdc
:
2898 case QEMU_OPTION_hdd
:
2899 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
2902 case QEMU_OPTION_drive
:
2903 if (drive_def(optarg
) == NULL
) {
2907 case QEMU_OPTION_set
:
2908 if (qemu_set_option(optarg
) != 0)
2911 case QEMU_OPTION_global
:
2912 if (qemu_global_option(optarg
) != 0)
2915 case QEMU_OPTION_mtdblock
:
2916 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
2918 case QEMU_OPTION_sd
:
2919 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
2921 case QEMU_OPTION_pflash
:
2922 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
2924 case QEMU_OPTION_snapshot
:
2927 case QEMU_OPTION_hdachs
:
2931 cyls
= strtol(p
, (char **)&p
, 0);
2932 if (cyls
< 1 || cyls
> 16383)
2937 heads
= strtol(p
, (char **)&p
, 0);
2938 if (heads
< 1 || heads
> 16)
2943 secs
= strtol(p
, (char **)&p
, 0);
2944 if (secs
< 1 || secs
> 63)
2948 if (!strcmp(p
, "large")) {
2949 translation
= BIOS_ATA_TRANSLATION_LARGE
;
2950 } else if (!strcmp(p
, "rechs")) {
2951 translation
= BIOS_ATA_TRANSLATION_RECHS
;
2952 } else if (!strcmp(p
, "none")) {
2953 translation
= BIOS_ATA_TRANSLATION_NONE
;
2954 } else if (!strcmp(p
, "lba")) {
2955 translation
= BIOS_ATA_TRANSLATION_LBA
;
2956 } else if (!strcmp(p
, "auto")) {
2957 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2961 } else if (*p
!= '\0') {
2963 fprintf(stderr
, "qemu: invalid physical CHS format\n");
2966 if (hda_opts
!= NULL
) {
2968 snprintf(num
, sizeof(num
), "%d", cyls
);
2969 qemu_opt_set(hda_opts
, "cyls", num
);
2970 snprintf(num
, sizeof(num
), "%d", heads
);
2971 qemu_opt_set(hda_opts
, "heads", num
);
2972 snprintf(num
, sizeof(num
), "%d", secs
);
2973 qemu_opt_set(hda_opts
, "secs", num
);
2974 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
2975 qemu_opt_set(hda_opts
, "trans", "large");
2976 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
2977 qemu_opt_set(hda_opts
, "trans", "rechs");
2978 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
2979 qemu_opt_set(hda_opts
, "trans", "lba");
2980 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
2981 qemu_opt_set(hda_opts
, "trans", "none");
2986 case QEMU_OPTION_numa
:
2987 opts
= qemu_opts_parse(qemu_find_opts("numa"), optarg
, 1);
2992 case QEMU_OPTION_display
:
2993 display_type
= select_display(optarg
);
2995 case QEMU_OPTION_nographic
:
2996 display_type
= DT_NOGRAPHIC
;
2998 case QEMU_OPTION_curses
:
2999 #ifdef CONFIG_CURSES
3000 display_type
= DT_CURSES
;
3002 fprintf(stderr
, "Curses support is disabled\n");
3006 case QEMU_OPTION_portrait
:
3007 graphic_rotate
= 90;
3009 case QEMU_OPTION_rotate
:
3010 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3011 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3012 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3014 "qemu: only 90, 180, 270 deg rotation is available\n");
3018 case QEMU_OPTION_kernel
:
3019 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
3021 case QEMU_OPTION_initrd
:
3022 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
3024 case QEMU_OPTION_append
:
3025 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
3027 case QEMU_OPTION_dtb
:
3028 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
3030 case QEMU_OPTION_cdrom
:
3031 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3033 case QEMU_OPTION_boot
:
3034 opts
= qemu_opts_parse(qemu_find_opts("boot-opts"), optarg
, 1);
3039 case QEMU_OPTION_fda
:
3040 case QEMU_OPTION_fdb
:
3041 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3044 case QEMU_OPTION_no_fd_bootchk
:
3047 case QEMU_OPTION_netdev
:
3048 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3052 case QEMU_OPTION_net
:
3053 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3057 #ifdef CONFIG_LIBISCSI
3058 case QEMU_OPTION_iscsi
:
3059 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
3066 case QEMU_OPTION_tftp
:
3067 legacy_tftp_prefix
= optarg
;
3069 case QEMU_OPTION_bootp
:
3070 legacy_bootp_filename
= optarg
;
3072 case QEMU_OPTION_redir
:
3073 if (net_slirp_redir(optarg
) < 0)
3077 case QEMU_OPTION_bt
:
3078 add_device_config(DEV_BT
, optarg
);
3080 case QEMU_OPTION_audio_help
:
3084 case QEMU_OPTION_soundhw
:
3085 select_soundhw (optarg
);
3090 case QEMU_OPTION_version
:
3095 opts
= qemu_opts_parse(qemu_find_opts("memory"),
3102 case QEMU_OPTION_tpmdev
:
3103 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3108 case QEMU_OPTION_mempath
:
3111 case QEMU_OPTION_mem_prealloc
:
3121 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3123 case QEMU_OPTION_gdb
:
3124 add_device_config(DEV_GDB
, optarg
);
3127 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3128 data_dir
[data_dir_idx
++] = optarg
;
3131 case QEMU_OPTION_bios
:
3132 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
);
3134 case QEMU_OPTION_singlestep
:
3141 keyboard_layout
= optarg
;
3143 case QEMU_OPTION_localtime
:
3146 case QEMU_OPTION_vga
:
3155 w
= strtol(p
, (char **)&p
, 10);
3158 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3164 h
= strtol(p
, (char **)&p
, 10);
3169 depth
= strtol(p
, (char **)&p
, 10);
3170 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3171 depth
!= 24 && depth
!= 32)
3173 } else if (*p
== '\0') {
3174 depth
= graphic_depth
;
3181 graphic_depth
= depth
;
3184 case QEMU_OPTION_echr
:
3187 term_escape_char
= strtol(optarg
, &r
, 0);
3189 printf("Bad argument to echr\n");
3192 case QEMU_OPTION_monitor
:
3193 default_monitor
= 0;
3194 if (strncmp(optarg
, "none", 4)) {
3195 monitor_parse(optarg
, "readline", false);
3198 case QEMU_OPTION_qmp
:
3199 monitor_parse(optarg
, "control", false);
3200 default_monitor
= 0;
3202 case QEMU_OPTION_qmp_pretty
:
3203 monitor_parse(optarg
, "control", true);
3204 default_monitor
= 0;
3206 case QEMU_OPTION_mon
:
3207 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
3211 default_monitor
= 0;
3213 case QEMU_OPTION_chardev
:
3214 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
3219 case QEMU_OPTION_fsdev
:
3220 olist
= qemu_find_opts("fsdev");
3222 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3225 opts
= qemu_opts_parse(olist
, optarg
, 1);
3230 case QEMU_OPTION_virtfs
: {
3233 const char *writeout
, *sock_fd
, *socket
;
3235 olist
= qemu_find_opts("virtfs");
3237 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3240 opts
= qemu_opts_parse(olist
, optarg
, 1);
3245 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3246 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3247 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3250 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3251 qemu_opt_get(opts
, "mount_tag"),
3254 fprintf(stderr
, "duplicate fsdev id: %s\n",
3255 qemu_opt_get(opts
, "mount_tag"));
3259 writeout
= qemu_opt_get(opts
, "writeout");
3261 #ifdef CONFIG_SYNC_FILE_RANGE
3262 qemu_opt_set(fsdev
, "writeout", writeout
);
3264 fprintf(stderr
, "writeout=immediate not supported on "
3269 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3270 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3271 qemu_opt_set(fsdev
, "security_model",
3272 qemu_opt_get(opts
, "security_model"));
3273 socket
= qemu_opt_get(opts
, "socket");
3275 qemu_opt_set(fsdev
, "socket", socket
);
3277 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3279 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3282 qemu_opt_set_bool(fsdev
, "readonly",
3283 qemu_opt_get_bool(opts
, "readonly", 0));
3284 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3286 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3287 qemu_opt_set(device
, "fsdev",
3288 qemu_opt_get(opts
, "mount_tag"));
3289 qemu_opt_set(device
, "mount_tag",
3290 qemu_opt_get(opts
, "mount_tag"));
3293 case QEMU_OPTION_virtfs_synth
: {
3297 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3300 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3303 qemu_opt_set(fsdev
, "fsdriver", "synth");
3305 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3307 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3308 qemu_opt_set(device
, "fsdev", "v_synth");
3309 qemu_opt_set(device
, "mount_tag", "v_synth");
3312 case QEMU_OPTION_serial
:
3313 add_device_config(DEV_SERIAL
, optarg
);
3315 if (strncmp(optarg
, "mon:", 4) == 0) {
3316 default_monitor
= 0;
3319 case QEMU_OPTION_watchdog
:
3322 "qemu: only one watchdog option may be given\n");
3327 case QEMU_OPTION_watchdog_action
:
3328 if (select_watchdog_action(optarg
) == -1) {
3329 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3333 case QEMU_OPTION_virtiocon
:
3334 add_device_config(DEV_VIRTCON
, optarg
);
3335 default_virtcon
= 0;
3336 if (strncmp(optarg
, "mon:", 4) == 0) {
3337 default_monitor
= 0;
3340 case QEMU_OPTION_parallel
:
3341 add_device_config(DEV_PARALLEL
, optarg
);
3342 default_parallel
= 0;
3343 if (strncmp(optarg
, "mon:", 4) == 0) {
3344 default_monitor
= 0;
3347 case QEMU_OPTION_debugcon
:
3348 add_device_config(DEV_DEBUGCON
, optarg
);
3350 case QEMU_OPTION_loadvm
:
3353 case QEMU_OPTION_full_screen
:
3356 case QEMU_OPTION_no_frame
:
3359 case QEMU_OPTION_alt_grab
:
3362 case QEMU_OPTION_ctrl_grab
:
3365 case QEMU_OPTION_no_quit
:
3368 case QEMU_OPTION_sdl
:
3370 display_type
= DT_SDL
;
3373 fprintf(stderr
, "SDL support is disabled\n");
3376 case QEMU_OPTION_pidfile
:
3379 case QEMU_OPTION_win2k_hack
:
3380 win2k_install_hack
= 1;
3382 case QEMU_OPTION_rtc_td_hack
: {
3383 static GlobalProperty slew_lost_ticks
[] = {
3385 .driver
= "mc146818rtc",
3386 .property
= "lost_tick_policy",
3389 { /* end of list */ }
3392 qdev_prop_register_global_list(slew_lost_ticks
);
3395 case QEMU_OPTION_acpitable
:
3396 opts
= qemu_opts_parse(qemu_find_opts("acpi"), optarg
, 1);
3400 do_acpitable_option(opts
);
3402 case QEMU_OPTION_smbios
:
3403 opts
= qemu_opts_parse(qemu_find_opts("smbios"), optarg
, 0);
3407 do_smbios_option(opts
);
3409 case QEMU_OPTION_enable_kvm
:
3410 olist
= qemu_find_opts("machine");
3411 qemu_opts_parse(olist
, "accel=kvm", 0);
3414 case QEMU_OPTION_machine
:
3415 olist
= qemu_find_opts("machine");
3416 opts
= qemu_opts_parse(olist
, optarg
, 1);
3421 case QEMU_OPTION_no_kvm
:
3422 olist
= qemu_find_opts("machine");
3423 qemu_opts_parse(olist
, "accel=tcg", 0);
3425 case QEMU_OPTION_no_kvm_pit
: {
3426 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3430 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3431 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3433 .driver
= "kvm-pit",
3434 .property
= "lost_tick_policy",
3437 { /* end of list */ }
3440 fprintf(stderr
, "Warning: option deprecated, use "
3441 "lost_tick_policy property of kvm-pit instead.\n");
3442 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3445 case QEMU_OPTION_usb
:
3446 olist
= qemu_find_opts("machine");
3447 qemu_opts_parse(olist
, "usb=on", 0);
3449 case QEMU_OPTION_usbdevice
:
3450 olist
= qemu_find_opts("machine");
3451 qemu_opts_parse(olist
, "usb=on", 0);
3452 add_device_config(DEV_USB
, optarg
);
3454 case QEMU_OPTION_device
:
3455 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3459 case QEMU_OPTION_smp
:
3460 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg
, 1)) {
3464 case QEMU_OPTION_vnc
:
3467 if (vnc_parse_func(optarg
) == NULL
) {
3471 fprintf(stderr
, "VNC support is disabled\n");
3475 case QEMU_OPTION_no_acpi
:
3478 case QEMU_OPTION_no_hpet
:
3481 case QEMU_OPTION_balloon
:
3482 if (balloon_parse(optarg
) < 0) {
3483 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3487 case QEMU_OPTION_no_reboot
:
3490 case QEMU_OPTION_no_shutdown
:
3493 case QEMU_OPTION_show_cursor
:
3496 case QEMU_OPTION_uuid
:
3497 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3498 fprintf(stderr
, "Fail to parse UUID string."
3499 " Wrong format.\n");
3502 qemu_uuid_set
= true;
3504 case QEMU_OPTION_option_rom
:
3505 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3506 fprintf(stderr
, "Too many option ROMs\n");
3509 opts
= qemu_opts_parse(qemu_find_opts("option-rom"), optarg
, 1);
3513 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3514 option_rom
[nb_option_roms
].bootindex
=
3515 qemu_opt_get_number(opts
, "bootindex", -1);
3516 if (!option_rom
[nb_option_roms
].name
) {
3517 fprintf(stderr
, "Option ROM file is not specified\n");
3522 case QEMU_OPTION_semihosting
:
3523 semihosting_enabled
= 1;
3524 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3526 case QEMU_OPTION_semihosting_config
:
3527 semihosting_enabled
= 1;
3528 opts
= qemu_opts_parse(qemu_find_opts("semihosting-config"),
3531 semihosting_enabled
= qemu_opt_get_bool(opts
, "enable",
3533 const char *target
= qemu_opt_get(opts
, "target");
3534 if (target
!= NULL
) {
3535 if (strcmp("native", target
) == 0) {
3536 semihosting_target
= SEMIHOSTING_TARGET_NATIVE
;
3537 } else if (strcmp("gdb", target
) == 0) {
3538 semihosting_target
= SEMIHOSTING_TARGET_GDB
;
3539 } else if (strcmp("auto", target
) == 0) {
3540 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3542 fprintf(stderr
, "Unsupported semihosting-config"
3548 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3551 fprintf(stderr
, "Unsupported semihosting-config %s\n",
3556 case QEMU_OPTION_tdf
:
3557 fprintf(stderr
, "Warning: user space PIT time drift fix "
3558 "is no longer supported.\n");
3560 case QEMU_OPTION_name
:
3561 opts
= qemu_opts_parse(qemu_find_opts("name"), optarg
, 1);
3566 case QEMU_OPTION_prom_env
:
3567 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3568 fprintf(stderr
, "Too many prom variables\n");
3571 prom_envs
[nb_prom_envs
] = optarg
;
3574 case QEMU_OPTION_old_param
:
3577 case QEMU_OPTION_clock
:
3578 /* Clock options no longer exist. Keep this option for
3579 * backward compatibility.
3582 case QEMU_OPTION_startdate
:
3583 configure_rtc_date_offset(optarg
, 1);
3585 case QEMU_OPTION_rtc
:
3586 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
3590 configure_rtc(opts
);
3592 case QEMU_OPTION_tb_size
:
3593 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3594 if (tcg_tb_size
< 0) {
3598 case QEMU_OPTION_icount
:
3599 icount_opts
= qemu_opts_parse(qemu_find_opts("icount"),
3605 case QEMU_OPTION_incoming
:
3607 runstate_set(RUN_STATE_INMIGRATE
);
3609 case QEMU_OPTION_nodefaults
:
3612 case QEMU_OPTION_xen_domid
:
3613 if (!(xen_available())) {
3614 printf("Option %s not supported for this target\n", popt
->name
);
3617 xen_domid
= atoi(optarg
);
3619 case QEMU_OPTION_xen_create
:
3620 if (!(xen_available())) {
3621 printf("Option %s not supported for this target\n", popt
->name
);
3624 xen_mode
= XEN_CREATE
;
3626 case QEMU_OPTION_xen_attach
:
3627 if (!(xen_available())) {
3628 printf("Option %s not supported for this target\n", popt
->name
);
3631 xen_mode
= XEN_ATTACH
;
3633 case QEMU_OPTION_trace
:
3635 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
3639 trace_events
= qemu_opt_get(opts
, "events");
3640 trace_file
= qemu_opt_get(opts
, "file");
3643 case QEMU_OPTION_readconfig
:
3645 int ret
= qemu_read_config_file(optarg
);
3647 fprintf(stderr
, "read config %s: %s\n", optarg
,
3653 case QEMU_OPTION_spice
:
3654 olist
= qemu_find_opts("spice");
3656 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3659 opts
= qemu_opts_parse(olist
, optarg
, 0);
3665 case QEMU_OPTION_writeconfig
:
3668 if (strcmp(optarg
, "-") == 0) {
3671 fp
= fopen(optarg
, "w");
3673 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3677 qemu_config_write(fp
);
3683 case QEMU_OPTION_qtest
:
3684 qtest_chrdev
= optarg
;
3686 case QEMU_OPTION_qtest_log
:
3689 case QEMU_OPTION_sandbox
:
3690 opts
= qemu_opts_parse(qemu_find_opts("sandbox"), optarg
, 1);
3695 case QEMU_OPTION_add_fd
:
3697 opts
= qemu_opts_parse(qemu_find_opts("add-fd"), optarg
, 0);
3702 error_report("File descriptor passing is disabled on this "
3707 case QEMU_OPTION_object
:
3708 opts
= qemu_opts_parse(qemu_find_opts("object"), optarg
, 1);
3713 case QEMU_OPTION_realtime
:
3714 opts
= qemu_opts_parse(qemu_find_opts("realtime"), optarg
, 0);
3718 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
3720 case QEMU_OPTION_msg
:
3721 opts
= qemu_opts_parse(qemu_find_opts("msg"), optarg
, 0);
3725 configure_msg(opts
);
3727 case QEMU_OPTION_dump_vmstate
:
3728 if (vmstate_dump_file
) {
3729 fprintf(stderr
, "qemu: only one '-dump-vmstate' "
3730 "option may be given\n");
3733 vmstate_dump_file
= fopen(optarg
, "w");
3734 if (vmstate_dump_file
== NULL
) {
3735 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3740 os_parse_cmd_args(popt
->index
, optarg
);
3745 opts
= qemu_get_machine_opts();
3746 optarg
= qemu_opt_get(opts
, "type");
3748 machine_class
= machine_parse(optarg
);
3751 set_memory_options(&ram_slots
, &maxram_size
);
3757 if (qemu_init_main_loop(&main_loop_err
)) {
3758 error_report("%s", error_get_pretty(main_loop_err
));
3762 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
3766 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name
, NULL
, 1)) {
3771 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
3775 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
3780 if (machine_class
== NULL
) {
3781 fprintf(stderr
, "No machine specified, and there is no default.\n"
3782 "Use -machine help to list supported machines!\n");
3786 current_machine
= MACHINE(object_new(object_class_get_name(
3787 OBJECT_CLASS(machine_class
))));
3788 if (machine_help_func(qemu_get_machine_opts(), current_machine
)) {
3791 object_property_add_child(object_get_root(), "machine",
3792 OBJECT(current_machine
), &error_abort
);
3793 cpu_exec_init_all();
3795 if (machine_class
->hw_version
) {
3796 qemu_set_version(machine_class
->hw_version
);
3799 /* Init CPU def lists, based on config
3800 * - Must be called after all the qemu_read_config_file() calls
3801 * - Must be called before list_cpus()
3802 * - Must be called before machine->init()
3806 if (cpu_model
&& is_help_option(cpu_model
)) {
3807 list_cpus(stdout
, &fprintf
, cpu_model
);
3811 /* Open the logfile at this point, if necessary. We can't open the logfile
3812 * when encountering either of the logging options (-d or -D) because the
3813 * other one may be encountered later on the command line, changing the
3814 * location or level of logging.
3819 qemu_set_log_filename(log_file
);
3822 mask
= qemu_str_to_log_mask(log_mask
);
3824 qemu_print_log_usage(stdout
);
3830 if (!is_daemonized()) {
3831 if (!trace_init_backends(trace_events
, trace_file
)) {
3836 /* If no data_dir is specified then try to find it relative to the
3838 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3839 data_dir
[data_dir_idx
] = os_find_datadir();
3840 if (data_dir
[data_dir_idx
] != NULL
) {
3844 /* If all else fails use the install path specified when building. */
3845 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3846 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
3849 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
3851 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
3852 if (max_cpus
> machine_class
->max_cpus
) {
3853 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
3854 "supported by machine `%s' (%d)\n", max_cpus
,
3855 machine_class
->name
, machine_class
->max_cpus
);
3860 * Get the default machine options from the machine if it is not already
3861 * specified either by the configuration file or by the command line.
3863 if (machine_class
->default_machine_opts
) {
3864 qemu_opts_set_defaults(qemu_find_opts("machine"),
3865 machine_class
->default_machine_opts
, 0);
3868 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
3869 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
3871 if (!vga_model
&& !default_vga
) {
3872 vga_interface_type
= VGA_DEVICE
;
3874 if (!has_defaults
|| machine_class
->no_serial
) {
3877 if (!has_defaults
|| machine_class
->no_parallel
) {
3878 default_parallel
= 0;
3880 if (!has_defaults
|| !machine_class
->use_virtcon
) {
3881 default_virtcon
= 0;
3883 if (!has_defaults
|| !machine_class
->use_sclp
) {
3886 if (!has_defaults
|| machine_class
->no_floppy
) {
3889 if (!has_defaults
|| machine_class
->no_cdrom
) {
3892 if (!has_defaults
|| machine_class
->no_sdcard
) {
3895 if (!has_defaults
) {
3896 default_monitor
= 0;
3901 if (is_daemonized()) {
3902 /* According to documentation and historically, -nographic redirects
3903 * serial port, parallel port and monitor to stdio, which does not work
3904 * with -daemonize. We can redirect these to null instead, but since
3905 * -nographic is legacy, let's just error out.
3906 * We disallow -nographic only if all other ports are not redirected
3907 * explicitly, to not break existing legacy setups which uses
3908 * -nographic _and_ redirects all ports explicitly - this is valid
3909 * usage, -nographic is just a no-op in this case.
3911 if (display_type
== DT_NOGRAPHIC
3912 && (default_parallel
|| default_serial
3913 || default_monitor
|| default_virtcon
)) {
3914 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
3917 #ifdef CONFIG_CURSES
3918 if (display_type
== DT_CURSES
) {
3919 fprintf(stderr
, "curses display can not be used with -daemonize\n");
3925 if (display_type
== DT_NOGRAPHIC
) {
3926 if (default_parallel
)
3927 add_device_config(DEV_PARALLEL
, "null");
3928 if (default_serial
&& default_monitor
) {
3929 add_device_config(DEV_SERIAL
, "mon:stdio");
3930 } else if (default_virtcon
&& default_monitor
) {
3931 add_device_config(DEV_VIRTCON
, "mon:stdio");
3932 } else if (default_sclp
&& default_monitor
) {
3933 add_device_config(DEV_SCLP
, "mon:stdio");
3936 add_device_config(DEV_SERIAL
, "stdio");
3937 if (default_virtcon
)
3938 add_device_config(DEV_VIRTCON
, "stdio");
3940 add_device_config(DEV_SCLP
, "stdio");
3942 if (default_monitor
)
3943 monitor_parse("stdio", "readline", false);
3947 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
3948 if (default_parallel
)
3949 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
3950 if (default_monitor
)
3951 monitor_parse("vc:80Cx24C", "readline", false);
3952 if (default_virtcon
)
3953 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
3955 add_device_config(DEV_SCLP
, "vc:80Cx24C");
3959 if (display_type
== DT_DEFAULT
&& !display_remote
) {
3960 #if defined(CONFIG_GTK)
3961 display_type
= DT_GTK
;
3962 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3963 display_type
= DT_SDL
;
3964 #elif defined(CONFIG_VNC)
3965 vnc_parse_func("localhost:0,to=99,id=default");
3968 display_type
= DT_NONE
;
3972 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
3973 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3974 "for SDL, ignoring option\n");
3976 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
3977 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
3978 "ignoring option\n");
3981 #if defined(CONFIG_GTK)
3982 if (display_type
== DT_GTK
) {
3983 early_gtk_display_init();
3989 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
3991 #ifdef CONFIG_VIRTFS
3992 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
3997 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
3998 fprintf(stderr
, "Could not acquire pid file: %s\n", strerror(errno
));
4002 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
4007 if (qemu_opts_foreach(qemu_find_opts("object"),
4008 object_create
, NULL
, 0) != 0) {
4012 machine_opts
= qemu_get_machine_opts();
4013 if (qemu_opt_foreach(machine_opts
, machine_set_property
, current_machine
,
4015 object_unref(OBJECT(current_machine
));
4019 configure_accelerator(current_machine
);
4022 Error
*local_err
= NULL
;
4023 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4025 error_report("%s", error_get_pretty(local_err
));
4026 error_free(local_err
);
4031 machine_opts
= qemu_get_machine_opts();
4032 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4033 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4034 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4035 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4037 boot_order
= machine_class
->default_boot_order
;
4038 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4040 char *normal_boot_order
;
4041 const char *order
, *once
;
4042 Error
*local_err
= NULL
;
4044 order
= qemu_opt_get(opts
, "order");
4046 validate_bootdevices(order
, &local_err
);
4048 error_report("%s", error_get_pretty(local_err
));
4054 once
= qemu_opt_get(opts
, "once");
4056 validate_bootdevices(once
, &local_err
);
4058 error_report("%s", error_get_pretty(local_err
));
4061 normal_boot_order
= g_strdup(boot_order
);
4063 qemu_register_reset(restore_boot_order
, normal_boot_order
);
4066 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4067 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4070 if (!kernel_cmdline
) {
4071 kernel_cmdline
= "";
4072 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4075 linux_boot
= (kernel_filename
!= NULL
);
4077 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4078 fprintf(stderr
, "-append only allowed with -kernel option\n");
4082 if (!linux_boot
&& initrd_filename
!= NULL
) {
4083 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4087 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4088 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4092 os_set_line_buffering();
4094 qemu_init_cpu_loop();
4095 qemu_mutex_lock_iothread();
4098 /* spice needs the timers to be initialized by this point */
4104 if (kvm_enabled() || xen_enabled()) {
4105 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4108 configure_icount(icount_opts
, &error_abort
);
4109 qemu_opts_del(icount_opts
);
4112 /* clean up network at qemu process termination */
4113 atexit(&net_cleanup
);
4115 if (net_init_clients() < 0) {
4120 if (tpm_init() < 0) {
4125 /* init the bluetooth world */
4126 if (foreach_device_config(DEV_BT
, bt_parse
))
4129 if (!xen_enabled()) {
4130 /* On 32-bit hosts, QEMU is limited by virtual address space */
4131 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4132 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4140 /* If the currently selected machine wishes to override the units-per-bus
4141 * property of its default HBA interface type, do so now. */
4142 if (machine_class
->units_per_default_bus
) {
4143 override_max_devs(machine_class
->block_default_type
,
4144 machine_class
->units_per_default_bus
);
4147 /* open the virtual block devices */
4149 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
4150 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4151 &machine_class
->block_default_type
, 1) != 0) {
4155 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4157 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4158 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4162 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
4166 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4168 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4170 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4172 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4175 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4178 /* If no default VGA is requested, the default is "none". */
4180 if (machine_class
->default_display
) {
4181 vga_model
= machine_class
->default_display
;
4182 } else if (cirrus_vga_available()) {
4183 vga_model
= "cirrus";
4184 } else if (vga_available()) {
4189 select_vgahw(vga_model
);
4193 i
= select_watchdog(watchdog
);
4195 exit (i
== 1 ? 1 : 0);
4198 if (machine_class
->compat_props
) {
4199 qdev_prop_register_global_list(machine_class
->compat_props
);
4203 qdev_machine_init();
4205 current_machine
->ram_size
= ram_size
;
4206 current_machine
->maxram_size
= maxram_size
;
4207 current_machine
->ram_slots
= ram_slots
;
4208 current_machine
->boot_order
= boot_order
;
4209 current_machine
->cpu_model
= cpu_model
;
4211 machine_class
->init(current_machine
);
4217 cpu_synchronize_all_post_init();
4219 numa_post_machine_init();
4221 /* init USB devices */
4222 if (usb_enabled()) {
4223 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4227 /* init generic devices */
4228 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
4231 /* Did we create any drives that we failed to create a device for? */
4232 drive_check_orphaned();
4234 net_check_clients();
4236 ds
= init_displaystate();
4238 /* init local displays */
4239 switch (display_type
) {
4241 (void)ds
; /* avoid warning if no display is configured */
4243 #if defined(CONFIG_CURSES)
4245 curses_display_init(ds
, full_screen
);
4248 #if defined(CONFIG_SDL)
4250 sdl_display_init(ds
, full_screen
, no_frame
);
4252 #elif defined(CONFIG_COCOA)
4254 cocoa_display_init(ds
, full_screen
);
4257 #if defined(CONFIG_GTK)
4259 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4266 /* must be after terminal init, SDL library changes signal handlers */
4267 os_setup_signal_handling();
4270 /* init remote displays */
4271 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func
, NULL
, 0);
4272 if (show_vnc_port
) {
4273 printf("VNC server running on `%s'\n",
4274 vnc_display_local_addr("default"));
4279 qemu_spice_display_init();
4283 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4287 qdev_machine_creation_done();
4289 if (rom_load_all() != 0) {
4290 fprintf(stderr
, "rom loading failed\n");
4294 /* TODO: once all bus devices are qdevified, this should be done
4295 * when bus is created by qdev.c */
4296 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4297 qemu_run_machine_init_done_notifiers();
4299 /* Done notifiers can load ROMs */
4302 qemu_system_reset(VMRESET_SILENT
);
4304 if (load_vmstate(loadvm
) < 0) {
4309 qdev_prop_check_globals();
4310 if (vmstate_dump_file
) {
4312 dump_vmstate_json_to_file(vmstate_dump_file
);
4317 Error
*local_err
= NULL
;
4318 qemu_start_incoming_migration(incoming
, &local_err
);
4320 error_report("-incoming %s: %s", incoming
,
4321 error_get_pretty(local_err
));
4322 error_free(local_err
);
4325 } else if (autostart
) {
4331 if (is_daemonized()) {
4332 if (!trace_init_backends(trace_events
, trace_file
)) {