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
;
189 NodeInfo numa_info
[MAX_NODES
];
191 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
192 * little-endian "wire format" described in the SMBIOS 2.6 specification.
194 uint8_t qemu_uuid
[16];
197 static NotifierList exit_notifiers
=
198 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
200 static NotifierList machine_init_done_notifiers
=
201 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
205 enum xen_mode xen_mode
= XEN_EMULATE
;
207 static int has_defaults
= 1;
208 static int default_serial
= 1;
209 static int default_parallel
= 1;
210 static int default_virtcon
= 1;
211 static int default_sclp
= 1;
212 static int default_monitor
= 1;
213 static int default_floppy
= 1;
214 static int default_cdrom
= 1;
215 static int default_sdcard
= 1;
216 static int default_vga
= 1;
222 { .driver
= "isa-serial", .flag
= &default_serial
},
223 { .driver
= "isa-parallel", .flag
= &default_parallel
},
224 { .driver
= "isa-fdc", .flag
= &default_floppy
},
225 { .driver
= "ide-cd", .flag
= &default_cdrom
},
226 { .driver
= "ide-hd", .flag
= &default_cdrom
},
227 { .driver
= "ide-drive", .flag
= &default_cdrom
},
228 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
229 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
230 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
231 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
232 { .driver
= "VGA", .flag
= &default_vga
},
233 { .driver
= "isa-vga", .flag
= &default_vga
},
234 { .driver
= "cirrus-vga", .flag
= &default_vga
},
235 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
236 { .driver
= "vmware-svga", .flag
= &default_vga
},
237 { .driver
= "qxl-vga", .flag
= &default_vga
},
240 static QemuOptsList qemu_rtc_opts
= {
242 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
246 .type
= QEMU_OPT_STRING
,
249 .type
= QEMU_OPT_STRING
,
252 .type
= QEMU_OPT_STRING
,
254 { /* end of list */ }
258 static QemuOptsList qemu_sandbox_opts
= {
260 .implied_opt_name
= "enable",
261 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
265 .type
= QEMU_OPT_BOOL
,
267 { /* end of list */ }
271 static QemuOptsList qemu_trace_opts
= {
273 .implied_opt_name
= "trace",
274 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
278 .type
= QEMU_OPT_STRING
,
281 .type
= QEMU_OPT_STRING
,
283 { /* end of list */ }
287 static QemuOptsList qemu_option_rom_opts
= {
288 .name
= "option-rom",
289 .implied_opt_name
= "romfile",
290 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
294 .type
= QEMU_OPT_NUMBER
,
297 .type
= QEMU_OPT_STRING
,
299 { /* end of list */ }
303 static QemuOptsList qemu_machine_opts
= {
305 .implied_opt_name
= "type",
307 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
310 * no elements => accept any
311 * sanity checking will happen later
312 * when setting machine properties
318 static QemuOptsList qemu_boot_opts
= {
320 .implied_opt_name
= "order",
322 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
326 .type
= QEMU_OPT_STRING
,
329 .type
= QEMU_OPT_STRING
,
332 .type
= QEMU_OPT_BOOL
,
335 .type
= QEMU_OPT_STRING
,
337 .name
= "splash-time",
338 .type
= QEMU_OPT_STRING
,
340 .name
= "reboot-timeout",
341 .type
= QEMU_OPT_STRING
,
344 .type
= QEMU_OPT_BOOL
,
350 static QemuOptsList qemu_add_fd_opts
= {
352 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
356 .type
= QEMU_OPT_NUMBER
,
357 .help
= "file descriptor of which a duplicate is added to fd set",
360 .type
= QEMU_OPT_NUMBER
,
361 .help
= "ID of the fd set to add fd to",
364 .type
= QEMU_OPT_STRING
,
365 .help
= "free-form string used to describe fd",
367 { /* end of list */ }
371 static QemuOptsList qemu_object_opts
= {
373 .implied_opt_name
= "qom-type",
374 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
380 static QemuOptsList qemu_tpmdev_opts
= {
382 .implied_opt_name
= "type",
383 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
385 /* options are defined in the TPM backends */
386 { /* end of list */ }
390 static QemuOptsList qemu_realtime_opts
= {
392 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
396 .type
= QEMU_OPT_BOOL
,
398 { /* end of list */ }
402 static QemuOptsList qemu_msg_opts
= {
404 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
408 .type
= QEMU_OPT_BOOL
,
410 { /* end of list */ }
414 static QemuOptsList qemu_name_opts
= {
416 .implied_opt_name
= "guest",
418 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
422 .type
= QEMU_OPT_STRING
,
423 .help
= "Sets the name of the guest.\n"
424 "This name will be displayed in the SDL window caption.\n"
425 "The name will also be used for the VNC server",
428 .type
= QEMU_OPT_STRING
,
429 .help
= "Sets the name of the QEMU process, as shown in top etc",
431 .name
= "debug-threads",
432 .type
= QEMU_OPT_BOOL
,
433 .help
= "When enabled, name the individual threads; defaults off.\n"
434 "NOTE: The thread names are for debugging and not a\n"
437 { /* End of list */ }
441 static QemuOptsList qemu_mem_opts
= {
443 .implied_opt_name
= "size",
444 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
449 .type
= QEMU_OPT_SIZE
,
453 .type
= QEMU_OPT_NUMBER
,
457 .type
= QEMU_OPT_SIZE
,
459 { /* end of list */ }
463 static QemuOptsList qemu_icount_opts
= {
465 .implied_opt_name
= "shift",
467 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
471 .type
= QEMU_OPT_STRING
,
474 .type
= QEMU_OPT_BOOL
,
476 { /* end of list */ }
480 static QemuOptsList qemu_semihosting_config_opts
= {
481 .name
= "semihosting-config",
482 .implied_opt_name
= "enable",
483 .head
= QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts
.head
),
487 .type
= QEMU_OPT_BOOL
,
490 .type
= QEMU_OPT_STRING
,
492 { /* end of list */ }
497 * Get machine options
499 * Returns: machine options (never null).
501 QemuOpts
*qemu_get_machine_opts(void)
503 return qemu_find_opts_singleton("machine");
506 const char *qemu_get_vm_name(void)
511 static void res_free(void)
513 if (boot_splash_filedata
!= NULL
) {
514 g_free(boot_splash_filedata
);
515 boot_splash_filedata
= NULL
;
519 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
521 const char *driver
= qemu_opt_get(opts
, "driver");
526 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
527 if (strcmp(default_list
[i
].driver
, driver
) != 0)
529 *(default_list
[i
].flag
) = 0;
534 /***********************************************************/
537 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
539 /* We use RUN_STATE_MAX but any invalid value will do */
540 static RunState vmstop_requested
= RUN_STATE_MAX
;
541 static QemuMutex vmstop_lock
;
546 } RunStateTransition
;
548 static const RunStateTransition runstate_transitions_def
[] = {
550 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
551 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
553 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
554 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
556 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
557 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
559 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
560 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
562 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
563 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
565 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
566 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
568 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
569 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
570 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
572 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
573 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
575 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
577 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
578 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
579 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
580 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
581 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
582 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
583 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
584 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
585 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
586 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
588 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
590 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
591 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
593 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
594 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
595 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
596 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
598 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
599 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
601 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
602 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
604 { RUN_STATE_MAX
, RUN_STATE_MAX
},
607 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
609 bool runstate_check(RunState state
)
611 return current_run_state
== state
;
614 static void runstate_init(void)
616 const RunStateTransition
*p
;
618 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
619 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
620 runstate_valid_transitions
[p
->from
][p
->to
] = true;
623 qemu_mutex_init(&vmstop_lock
);
626 /* This function will abort() on invalid state transitions */
627 void runstate_set(RunState new_state
)
629 assert(new_state
< RUN_STATE_MAX
);
631 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
632 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
633 RunState_lookup
[current_run_state
],
634 RunState_lookup
[new_state
]);
637 trace_runstate_set(new_state
);
638 current_run_state
= new_state
;
641 int runstate_is_running(void)
643 return runstate_check(RUN_STATE_RUNNING
);
646 bool runstate_needs_reset(void)
648 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
649 runstate_check(RUN_STATE_SHUTDOWN
);
652 StatusInfo
*qmp_query_status(Error
**errp
)
654 StatusInfo
*info
= g_malloc0(sizeof(*info
));
656 info
->running
= runstate_is_running();
657 info
->singlestep
= singlestep
;
658 info
->status
= current_run_state
;
663 static bool qemu_vmstop_requested(RunState
*r
)
665 qemu_mutex_lock(&vmstop_lock
);
666 *r
= vmstop_requested
;
667 vmstop_requested
= RUN_STATE_MAX
;
668 qemu_mutex_unlock(&vmstop_lock
);
669 return *r
< RUN_STATE_MAX
;
672 void qemu_system_vmstop_request_prepare(void)
674 qemu_mutex_lock(&vmstop_lock
);
677 void qemu_system_vmstop_request(RunState state
)
679 vmstop_requested
= state
;
680 qemu_mutex_unlock(&vmstop_lock
);
688 qemu_vmstop_requested(&requested
);
689 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
693 /* Ensure that a STOP/RESUME pair of events is emitted if a
694 * vmstop request was pending. The BLOCK_IO_ERROR event, for
695 * example, according to documentation is always followed by
698 if (runstate_is_running()) {
699 qapi_event_send_stop(&error_abort
);
702 runstate_set(RUN_STATE_RUNNING
);
703 vm_state_notify(1, RUN_STATE_RUNNING
);
707 qapi_event_send_resume(&error_abort
);
711 /***********************************************************/
712 /* real time host monotonic timer */
714 /***********************************************************/
715 /* host time/date access */
716 void qemu_get_timedate(struct tm
*tm
, int offset
)
722 if (rtc_date_offset
== -1) {
726 localtime_r(&ti
, tm
);
728 ti
-= rtc_date_offset
;
733 int qemu_timedate_diff(struct tm
*tm
)
737 if (rtc_date_offset
== -1)
739 seconds
= mktimegm(tm
);
742 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
743 seconds
= mktime(&tmp
);
746 seconds
= mktimegm(tm
) + rtc_date_offset
;
748 return seconds
- time(NULL
);
751 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
753 time_t rtc_start_date
;
756 if (!strcmp(startdate
, "now") && legacy
) {
757 rtc_date_offset
= -1;
759 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
767 } else if (sscanf(startdate
, "%d-%d-%d",
779 rtc_start_date
= mktimegm(&tm
);
780 if (rtc_start_date
== -1) {
782 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
783 "'2006-06-17T16:01:21' or '2006-06-17'\n");
786 rtc_date_offset
= time(NULL
) - rtc_start_date
;
790 static void configure_rtc(QemuOpts
*opts
)
794 value
= qemu_opt_get(opts
, "base");
796 if (!strcmp(value
, "utc")) {
798 } else if (!strcmp(value
, "localtime")) {
801 configure_rtc_date_offset(value
, 0);
804 value
= qemu_opt_get(opts
, "clock");
806 if (!strcmp(value
, "host")) {
807 rtc_clock
= QEMU_CLOCK_HOST
;
808 } else if (!strcmp(value
, "rt")) {
809 rtc_clock
= QEMU_CLOCK_REALTIME
;
810 } else if (!strcmp(value
, "vm")) {
811 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
813 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
817 value
= qemu_opt_get(opts
, "driftfix");
819 if (!strcmp(value
, "slew")) {
820 static GlobalProperty slew_lost_ticks
[] = {
822 .driver
= "mc146818rtc",
823 .property
= "lost_tick_policy",
826 { /* end of list */ }
829 qdev_prop_register_global_list(slew_lost_ticks
);
830 } else if (!strcmp(value
, "none")) {
831 /* discard is default */
833 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
839 /***********************************************************/
840 /* Bluetooth support */
843 static struct HCIInfo
*hci_table
[MAX_NICS
];
845 struct HCIInfo
*qemu_next_hci(void)
847 if (cur_hci
== nb_hcis
)
850 return hci_table
[cur_hci
++];
853 static int bt_hci_parse(const char *str
)
858 if (nb_hcis
>= MAX_NICS
) {
859 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
872 bdaddr
.b
[5] = 0x56 + nb_hcis
;
873 hci
->bdaddr_set(hci
, bdaddr
.b
);
875 hci_table
[nb_hcis
++] = hci
;
880 static void bt_vhci_add(int vlan_id
)
882 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
885 fprintf(stderr
, "qemu: warning: adding a VHCI to "
886 "an empty scatternet %i\n", vlan_id
);
888 bt_vhci_init(bt_new_hci(vlan
));
891 static struct bt_device_s
*bt_device_add(const char *opt
)
893 struct bt_scatternet_s
*vlan
;
895 char *endp
= strstr(opt
, ",vlan=");
896 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
899 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
902 vlan_id
= strtol(endp
+ 6, &endp
, 0);
904 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
909 vlan
= qemu_find_bt_vlan(vlan_id
);
912 fprintf(stderr
, "qemu: warning: adding a slave device to "
913 "an empty scatternet %i\n", vlan_id
);
915 if (!strcmp(devname
, "keyboard"))
916 return bt_keyboard_init(vlan
);
918 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
922 static int bt_parse(const char *opt
)
924 const char *endp
, *p
;
927 if (strstart(opt
, "hci", &endp
)) {
928 if (!*endp
|| *endp
== ',') {
930 if (!strstart(endp
, ",vlan=", 0))
933 return bt_hci_parse(opt
);
935 } else if (strstart(opt
, "vhci", &endp
)) {
936 if (!*endp
|| *endp
== ',') {
938 if (strstart(endp
, ",vlan=", &p
)) {
939 vlan
= strtol(p
, (char **) &endp
, 0);
941 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
945 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
954 } else if (strstart(opt
, "device:", &endp
))
955 return !bt_device_add(endp
);
957 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
961 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
963 /* FIXME: change this to true for 1.3 */
964 if (qemu_opt_get_bool(opts
, "enable", false)) {
965 #ifdef CONFIG_SECCOMP
966 if (seccomp_start() < 0) {
967 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
968 "failed to install seccomp syscall filter in the kernel");
972 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
973 "sandboxing request but seccomp is not compiled into this build");
981 static int parse_name(QemuOpts
*opts
, void *opaque
)
983 const char *proc_name
;
985 if (qemu_opt_get(opts
, "debug-threads")) {
986 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
988 qemu_name
= qemu_opt_get(opts
, "guest");
990 proc_name
= qemu_opt_get(opts
, "process");
992 os_set_proc_name(proc_name
);
998 bool defaults_enabled(void)
1000 return has_defaults
;
1003 bool usb_enabled(void)
1005 return machine_usb(current_machine
);
1009 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
1011 int fd
, dupfd
, flags
;
1013 const char *fd_opaque
= NULL
;
1015 fd
= qemu_opt_get_number(opts
, "fd", -1);
1016 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1017 fd_opaque
= qemu_opt_get(opts
, "opaque");
1020 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1021 "fd option is required and must be non-negative");
1025 if (fd
<= STDERR_FILENO
) {
1026 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1027 "fd cannot be a standard I/O stream");
1032 * All fds inherited across exec() necessarily have FD_CLOEXEC
1033 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1035 flags
= fcntl(fd
, F_GETFD
);
1036 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1037 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1038 "fd is not valid or already in use");
1043 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1044 "set option is required and must be non-negative");
1048 #ifdef F_DUPFD_CLOEXEC
1049 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1053 qemu_set_cloexec(dupfd
);
1057 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1058 "Error duplicating fd: %s", strerror(errno
));
1062 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1063 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
1069 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
1073 fd
= qemu_opt_get_number(opts
, "fd", -1);
1080 /***********************************************************/
1081 /* QEMU Block devices */
1083 #define HD_OPTS "media=disk"
1084 #define CDROM_OPTS "media=cdrom"
1086 #define PFLASH_OPTS ""
1090 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
1092 BlockInterfaceType
*block_default_type
= opaque
;
1094 return drive_new(opts
, *block_default_type
) == NULL
;
1097 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
1099 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1100 qemu_opt_set(opts
, "snapshot", "on");
1105 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1106 int index
, const char *optstr
)
1111 if (!enable
|| drive_get_by_index(type
, index
)) {
1115 opts
= drive_add(type
, index
, NULL
, optstr
);
1117 drive_enable_snapshot(opts
, NULL
);
1120 dinfo
= drive_new(opts
, type
);
1124 dinfo
->is_default
= true;
1128 static QemuOptsList qemu_smp_opts
= {
1130 .implied_opt_name
= "cpus",
1131 .merge_lists
= true,
1132 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1136 .type
= QEMU_OPT_NUMBER
,
1139 .type
= QEMU_OPT_NUMBER
,
1142 .type
= QEMU_OPT_NUMBER
,
1145 .type
= QEMU_OPT_NUMBER
,
1148 .type
= QEMU_OPT_NUMBER
,
1150 { /*End of list */ }
1154 static void smp_parse(QemuOpts
*opts
)
1158 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1159 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1160 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1161 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1163 /* compute missing values, prefer sockets over cores over threads */
1164 if (cpus
== 0 || sockets
== 0) {
1165 sockets
= sockets
> 0 ? sockets
: 1;
1166 cores
= cores
> 0 ? cores
: 1;
1167 threads
= threads
> 0 ? threads
: 1;
1169 cpus
= cores
* threads
* sockets
;
1171 } else if (cores
== 0) {
1172 threads
= threads
> 0 ? threads
: 1;
1173 cores
= cpus
/ (sockets
* threads
);
1174 } else if (threads
== 0) {
1175 threads
= cpus
/ (cores
* sockets
);
1176 } else if (sockets
* cores
* threads
< cpus
) {
1177 fprintf(stderr
, "cpu topology: error: "
1178 "sockets (%u) * cores (%u) * threads (%u) < "
1180 sockets
, cores
, threads
, cpus
);
1184 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1187 smp_cores
= cores
> 0 ? cores
: 1;
1188 smp_threads
= threads
> 0 ? threads
: 1;
1192 if (max_cpus
== 0) {
1193 max_cpus
= smp_cpus
;
1196 if (max_cpus
> MAX_CPUMASK_BITS
) {
1197 fprintf(stderr
, "Unsupported number of maxcpus\n");
1200 if (max_cpus
< smp_cpus
) {
1201 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1207 static void realtime_init(void)
1210 if (os_mlock() < 0) {
1211 fprintf(stderr
, "qemu: locking memory failed\n");
1218 static void configure_msg(QemuOpts
*opts
)
1220 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1223 /***********************************************************/
1226 static int usb_device_add(const char *devname
)
1228 USBDevice
*dev
= NULL
;
1229 #ifndef CONFIG_LINUX
1233 if (!usb_enabled()) {
1237 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1238 dev
= usbdevice_create(devname
);
1242 /* the other ones */
1243 #ifndef CONFIG_LINUX
1244 /* only the linux version is qdev-ified, usb-bsd still needs this */
1245 if (strstart(devname
, "host:", &p
)) {
1246 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1256 static int usb_device_del(const char *devname
)
1261 if (strstart(devname
, "host:", &p
)) {
1265 if (!usb_enabled()) {
1269 p
= strchr(devname
, '.');
1272 bus_num
= strtoul(devname
, NULL
, 0);
1273 addr
= strtoul(p
+ 1, NULL
, 0);
1275 return usb_device_delete_addr(bus_num
, addr
);
1278 static int usb_parse(const char *cmdline
)
1281 r
= usb_device_add(cmdline
);
1283 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1288 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1290 const char *devname
= qdict_get_str(qdict
, "devname");
1291 if (usb_device_add(devname
) < 0) {
1292 error_report("could not add USB device '%s'", devname
);
1296 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1298 const char *devname
= qdict_get_str(qdict
, "devname");
1299 if (usb_device_del(devname
) < 0) {
1300 error_report("could not delete USB device '%s'", devname
);
1304 /***********************************************************/
1305 /* machine registration */
1307 MachineState
*current_machine
;
1309 static void machine_class_init(ObjectClass
*oc
, void *data
)
1311 MachineClass
*mc
= MACHINE_CLASS(oc
);
1312 QEMUMachine
*qm
= data
;
1314 mc
->family
= qm
->family
;
1315 mc
->name
= qm
->name
;
1316 mc
->alias
= qm
->alias
;
1317 mc
->desc
= qm
->desc
;
1318 mc
->init
= qm
->init
;
1319 mc
->reset
= qm
->reset
;
1320 mc
->hot_add_cpu
= qm
->hot_add_cpu
;
1321 mc
->kvm_type
= qm
->kvm_type
;
1322 mc
->block_default_type
= qm
->block_default_type
;
1323 mc
->units_per_default_bus
= qm
->units_per_default_bus
;
1324 mc
->max_cpus
= qm
->max_cpus
;
1325 mc
->no_serial
= qm
->no_serial
;
1326 mc
->no_parallel
= qm
->no_parallel
;
1327 mc
->use_virtcon
= qm
->use_virtcon
;
1328 mc
->use_sclp
= qm
->use_sclp
;
1329 mc
->no_floppy
= qm
->no_floppy
;
1330 mc
->no_cdrom
= qm
->no_cdrom
;
1331 mc
->no_sdcard
= qm
->no_sdcard
;
1332 mc
->has_dynamic_sysbus
= qm
->has_dynamic_sysbus
;
1333 mc
->is_default
= qm
->is_default
;
1334 mc
->default_machine_opts
= qm
->default_machine_opts
;
1335 mc
->default_boot_order
= qm
->default_boot_order
;
1336 mc
->default_display
= qm
->default_display
;
1337 mc
->compat_props
= qm
->compat_props
;
1338 mc
->hw_version
= qm
->hw_version
;
1341 int qemu_register_machine(QEMUMachine
*m
)
1343 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1346 .parent
= TYPE_MACHINE
,
1347 .class_init
= machine_class_init
,
1348 .class_data
= (void *)m
,
1357 static MachineClass
*find_machine(const char *name
)
1359 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1360 MachineClass
*mc
= NULL
;
1362 for (el
= machines
; el
; el
= el
->next
) {
1363 MachineClass
*temp
= el
->data
;
1365 if (!strcmp(temp
->name
, name
)) {
1370 !strcmp(temp
->alias
, name
)) {
1376 g_slist_free(machines
);
1380 MachineClass
*find_default_machine(void)
1382 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1383 MachineClass
*mc
= NULL
;
1385 for (el
= machines
; el
; el
= el
->next
) {
1386 MachineClass
*temp
= el
->data
;
1388 if (temp
->is_default
) {
1394 g_slist_free(machines
);
1398 MachineInfoList
*qmp_query_machines(Error
**errp
)
1400 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1401 MachineInfoList
*mach_list
= NULL
;
1403 for (el
= machines
; el
; el
= el
->next
) {
1404 MachineClass
*mc
= el
->data
;
1405 MachineInfoList
*entry
;
1408 info
= g_malloc0(sizeof(*info
));
1409 if (mc
->is_default
) {
1410 info
->has_is_default
= true;
1411 info
->is_default
= true;
1415 info
->has_alias
= true;
1416 info
->alias
= g_strdup(mc
->alias
);
1419 info
->name
= g_strdup(mc
->name
);
1420 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1422 entry
= g_malloc0(sizeof(*entry
));
1423 entry
->value
= info
;
1424 entry
->next
= mach_list
;
1428 g_slist_free(machines
);
1432 static int machine_help_func(QemuOpts
*opts
, MachineState
*machine
)
1434 ObjectProperty
*prop
;
1436 if (!qemu_opt_has_help_opt(opts
)) {
1440 QTAILQ_FOREACH(prop
, &OBJECT(machine
)->properties
, node
) {
1445 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine
)->name
,
1446 prop
->name
, prop
->type
);
1447 if (prop
->description
) {
1448 error_printf(" (%s)\n", prop
->description
);
1457 /***********************************************************/
1458 /* main execution loop */
1460 struct vm_change_state_entry
{
1461 VMChangeStateHandler
*cb
;
1463 QLIST_ENTRY (vm_change_state_entry
) entries
;
1466 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1468 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1471 VMChangeStateEntry
*e
;
1473 e
= g_malloc0(sizeof (*e
));
1477 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1481 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1483 QLIST_REMOVE (e
, entries
);
1487 void vm_state_notify(int running
, RunState state
)
1489 VMChangeStateEntry
*e
, *next
;
1491 trace_vm_state_notify(running
, state
);
1493 QLIST_FOREACH_SAFE(e
, &vm_change_state_head
, entries
, next
) {
1494 e
->cb(e
->opaque
, running
, state
);
1498 /* reset/shutdown handler */
1500 typedef struct QEMUResetEntry
{
1501 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1502 QEMUResetHandler
*func
;
1506 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1507 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1508 static int reset_requested
;
1509 static int shutdown_requested
, shutdown_signal
= -1;
1510 static pid_t shutdown_pid
;
1511 static int powerdown_requested
;
1512 static int debug_requested
;
1513 static int suspend_requested
;
1514 static WakeupReason wakeup_reason
;
1515 static NotifierList powerdown_notifiers
=
1516 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1517 static NotifierList suspend_notifiers
=
1518 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1519 static NotifierList wakeup_notifiers
=
1520 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1521 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1523 int qemu_shutdown_requested_get(void)
1525 return shutdown_requested
;
1528 int qemu_reset_requested_get(void)
1530 return reset_requested
;
1533 static int qemu_shutdown_requested(void)
1535 return atomic_xchg(&shutdown_requested
, 0);
1538 static void qemu_kill_report(void)
1540 if (!qtest_driver() && shutdown_signal
!= -1) {
1541 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1542 if (shutdown_pid
== 0) {
1543 /* This happens for eg ^C at the terminal, so it's worth
1544 * avoiding printing an odd message in that case.
1546 fputc('\n', stderr
);
1548 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1550 shutdown_signal
= -1;
1554 static int qemu_reset_requested(void)
1556 int r
= reset_requested
;
1557 reset_requested
= 0;
1561 static int qemu_suspend_requested(void)
1563 int r
= suspend_requested
;
1564 suspend_requested
= 0;
1568 static WakeupReason
qemu_wakeup_requested(void)
1570 return wakeup_reason
;
1573 static int qemu_powerdown_requested(void)
1575 int r
= powerdown_requested
;
1576 powerdown_requested
= 0;
1580 static int qemu_debug_requested(void)
1582 int r
= debug_requested
;
1583 debug_requested
= 0;
1587 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1589 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1592 re
->opaque
= opaque
;
1593 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1596 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1600 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1601 if (re
->func
== func
&& re
->opaque
== opaque
) {
1602 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1609 void qemu_devices_reset(void)
1611 QEMUResetEntry
*re
, *nre
;
1613 /* reset all devices */
1614 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1615 re
->func(re
->opaque
);
1619 void qemu_system_reset(bool report
)
1623 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1625 if (mc
&& mc
->reset
) {
1628 qemu_devices_reset();
1631 qapi_event_send_reset(&error_abort
);
1633 cpu_synchronize_all_post_reset();
1636 void qemu_system_reset_request(void)
1639 shutdown_requested
= 1;
1641 reset_requested
= 1;
1644 qemu_notify_event();
1647 static void qemu_system_suspend(void)
1650 notifier_list_notify(&suspend_notifiers
, NULL
);
1651 runstate_set(RUN_STATE_SUSPENDED
);
1652 qapi_event_send_suspend(&error_abort
);
1655 void qemu_system_suspend_request(void)
1657 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1660 suspend_requested
= 1;
1662 qemu_notify_event();
1665 void qemu_register_suspend_notifier(Notifier
*notifier
)
1667 notifier_list_add(&suspend_notifiers
, notifier
);
1670 void qemu_system_wakeup_request(WakeupReason reason
)
1672 trace_system_wakeup_request(reason
);
1674 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1677 if (!(wakeup_reason_mask
& (1 << reason
))) {
1680 runstate_set(RUN_STATE_RUNNING
);
1681 wakeup_reason
= reason
;
1682 qemu_notify_event();
1685 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1688 wakeup_reason_mask
|= (1 << reason
);
1690 wakeup_reason_mask
&= ~(1 << reason
);
1694 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1696 notifier_list_add(&wakeup_notifiers
, notifier
);
1699 void qemu_system_killed(int signal
, pid_t pid
)
1701 shutdown_signal
= signal
;
1704 qemu_system_shutdown_request();
1707 void qemu_system_shutdown_request(void)
1709 trace_qemu_system_shutdown_request();
1710 shutdown_requested
= 1;
1711 qemu_notify_event();
1714 static void qemu_system_powerdown(void)
1716 qapi_event_send_powerdown(&error_abort
);
1717 notifier_list_notify(&powerdown_notifiers
, NULL
);
1720 void qemu_system_powerdown_request(void)
1722 trace_qemu_system_powerdown_request();
1723 powerdown_requested
= 1;
1724 qemu_notify_event();
1727 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1729 notifier_list_add(&powerdown_notifiers
, notifier
);
1732 void qemu_system_debug_request(void)
1734 debug_requested
= 1;
1735 qemu_notify_event();
1738 static bool main_loop_should_exit(void)
1741 if (qemu_debug_requested()) {
1742 vm_stop(RUN_STATE_DEBUG
);
1744 if (qemu_suspend_requested()) {
1745 qemu_system_suspend();
1747 if (qemu_shutdown_requested()) {
1749 qapi_event_send_shutdown(&error_abort
);
1751 vm_stop(RUN_STATE_SHUTDOWN
);
1756 if (qemu_reset_requested()) {
1758 cpu_synchronize_all_states();
1759 qemu_system_reset(VMRESET_REPORT
);
1761 if (runstate_needs_reset()) {
1762 runstate_set(RUN_STATE_PAUSED
);
1765 if (qemu_wakeup_requested()) {
1767 cpu_synchronize_all_states();
1768 qemu_system_reset(VMRESET_SILENT
);
1769 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1770 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1772 qapi_event_send_wakeup(&error_abort
);
1774 if (qemu_powerdown_requested()) {
1775 qemu_system_powerdown();
1777 if (qemu_vmstop_requested(&r
)) {
1783 static void main_loop(void)
1787 #ifdef CONFIG_PROFILER
1791 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
1792 #ifdef CONFIG_PROFILER
1793 ti
= profile_getclock();
1795 last_io
= main_loop_wait(nonblocking
);
1796 #ifdef CONFIG_PROFILER
1797 dev_time
+= profile_getclock() - ti
;
1799 } while (!main_loop_should_exit());
1802 static void version(void)
1804 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1807 static void help(int exitcode
)
1810 printf("usage: %s [options] [disk_image]\n\n"
1811 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1812 error_get_progname());
1814 #define QEMU_OPTIONS_GENERATE_HELP
1815 #include "qemu-options-wrapper.h"
1817 printf("\nDuring emulation, the following keys are useful:\n"
1818 "ctrl-alt-f toggle full screen\n"
1819 "ctrl-alt-n switch to virtual console 'n'\n"
1820 "ctrl-alt toggle mouse and keyboard grab\n"
1822 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1827 #define HAS_ARG 0x0001
1829 typedef struct QEMUOption
{
1836 static const QEMUOption qemu_options
[] = {
1837 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1838 #define QEMU_OPTIONS_GENERATE_OPTIONS
1839 #include "qemu-options-wrapper.h"
1843 static bool vga_available(void)
1845 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1848 static bool cirrus_vga_available(void)
1850 return object_class_by_name("cirrus-vga")
1851 || object_class_by_name("isa-cirrus-vga");
1854 static bool vmware_vga_available(void)
1856 return object_class_by_name("vmware-svga");
1859 static bool qxl_vga_available(void)
1861 return object_class_by_name("qxl-vga");
1864 static bool tcx_vga_available(void)
1866 return object_class_by_name("SUNW,tcx");
1869 static bool cg3_vga_available(void)
1871 return object_class_by_name("cgthree");
1874 static void select_vgahw (const char *p
)
1878 assert(vga_interface_type
== VGA_NONE
);
1879 if (strstart(p
, "std", &opts
)) {
1880 if (vga_available()) {
1881 vga_interface_type
= VGA_STD
;
1883 fprintf(stderr
, "Error: standard VGA not available\n");
1886 } else if (strstart(p
, "cirrus", &opts
)) {
1887 if (cirrus_vga_available()) {
1888 vga_interface_type
= VGA_CIRRUS
;
1890 fprintf(stderr
, "Error: Cirrus VGA not available\n");
1893 } else if (strstart(p
, "vmware", &opts
)) {
1894 if (vmware_vga_available()) {
1895 vga_interface_type
= VGA_VMWARE
;
1897 fprintf(stderr
, "Error: VMWare SVGA not available\n");
1900 } else if (strstart(p
, "xenfb", &opts
)) {
1901 vga_interface_type
= VGA_XENFB
;
1902 } else if (strstart(p
, "qxl", &opts
)) {
1903 if (qxl_vga_available()) {
1904 vga_interface_type
= VGA_QXL
;
1906 fprintf(stderr
, "Error: QXL VGA not available\n");
1909 } else if (strstart(p
, "tcx", &opts
)) {
1910 if (tcx_vga_available()) {
1911 vga_interface_type
= VGA_TCX
;
1913 fprintf(stderr
, "Error: TCX framebuffer not available\n");
1916 } else if (strstart(p
, "cg3", &opts
)) {
1917 if (cg3_vga_available()) {
1918 vga_interface_type
= VGA_CG3
;
1920 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
1923 } else if (!strstart(p
, "none", &opts
)) {
1925 fprintf(stderr
, "Unknown vga type: %s\n", p
);
1929 const char *nextopt
;
1931 if (strstart(opts
, ",retrace=", &nextopt
)) {
1933 if (strstart(opts
, "dumb", &nextopt
))
1934 vga_retrace_method
= VGA_RETRACE_DUMB
;
1935 else if (strstart(opts
, "precise", &nextopt
))
1936 vga_retrace_method
= VGA_RETRACE_PRECISE
;
1937 else goto invalid_vga
;
1938 } else goto invalid_vga
;
1943 static DisplayType
select_display(const char *p
)
1946 DisplayType display
= DT_DEFAULT
;
1948 if (strstart(p
, "sdl", &opts
)) {
1952 const char *nextopt
;
1954 if (strstart(opts
, ",frame=", &nextopt
)) {
1956 if (strstart(opts
, "on", &nextopt
)) {
1958 } else if (strstart(opts
, "off", &nextopt
)) {
1961 goto invalid_sdl_args
;
1963 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
1965 if (strstart(opts
, "on", &nextopt
)) {
1967 } else if (strstart(opts
, "off", &nextopt
)) {
1970 goto invalid_sdl_args
;
1972 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
1974 if (strstart(opts
, "on", &nextopt
)) {
1976 } else if (strstart(opts
, "off", &nextopt
)) {
1979 goto invalid_sdl_args
;
1981 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
1983 if (strstart(opts
, "on", &nextopt
)) {
1985 } else if (strstart(opts
, "off", &nextopt
)) {
1988 goto invalid_sdl_args
;
1992 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
1998 fprintf(stderr
, "SDL support is disabled\n");
2001 } else if (strstart(p
, "vnc", &opts
)) {
2005 if (vnc_parse_func(opts
+1) == NULL
) {
2009 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2013 fprintf(stderr
, "VNC support is disabled\n");
2016 } else if (strstart(p
, "curses", &opts
)) {
2017 #ifdef CONFIG_CURSES
2018 display
= DT_CURSES
;
2020 fprintf(stderr
, "Curses support is disabled\n");
2023 } else if (strstart(p
, "gtk", &opts
)) {
2027 const char *nextopt
;
2029 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2031 if (strstart(opts
, "on", &nextopt
)) {
2032 grab_on_hover
= true;
2033 } else if (strstart(opts
, "off", &nextopt
)) {
2034 grab_on_hover
= false;
2036 goto invalid_gtk_args
;
2040 fprintf(stderr
, "Invalid GTK option string: %s\n", p
);
2046 fprintf(stderr
, "GTK support is disabled\n");
2049 } else if (strstart(p
, "none", &opts
)) {
2052 fprintf(stderr
, "Unknown display type: %s\n", p
);
2059 static int balloon_parse(const char *arg
)
2063 if (strcmp(arg
, "none") == 0) {
2067 if (!strncmp(arg
, "virtio", 6)) {
2068 if (arg
[6] == ',') {
2069 /* have params -> parse them */
2070 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
2074 /* create empty opts */
2075 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2078 qemu_opt_set(opts
, "driver", "virtio-balloon");
2085 char *qemu_find_file(int type
, const char *name
)
2091 /* Try the name as a straight path first */
2092 if (access(name
, R_OK
) == 0) {
2093 trace_load_file(name
, name
);
2094 return g_strdup(name
);
2098 case QEMU_FILE_TYPE_BIOS
:
2101 case QEMU_FILE_TYPE_KEYMAP
:
2102 subdir
= "keymaps/";
2108 for (i
= 0; i
< data_dir_idx
; i
++) {
2109 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2110 if (access(buf
, R_OK
) == 0) {
2111 trace_load_file(name
, buf
);
2119 static int device_help_func(QemuOpts
*opts
, void *opaque
)
2121 return qdev_device_help(opts
);
2124 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2128 dev
= qdev_device_add(opts
);
2131 object_unref(OBJECT(dev
));
2135 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2137 Error
*local_err
= NULL
;
2139 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2141 error_report("%s", error_get_pretty(local_err
));
2142 error_free(local_err
);
2148 #ifdef CONFIG_VIRTFS
2149 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2152 ret
= qemu_fsdev_add(opts
);
2158 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2160 CharDriverState
*chr
;
2161 const char *chardev
;
2165 mode
= qemu_opt_get(opts
, "mode");
2169 if (strcmp(mode
, "readline") == 0) {
2170 flags
= MONITOR_USE_READLINE
;
2171 } else if (strcmp(mode
, "control") == 0) {
2172 flags
= MONITOR_USE_CONTROL
;
2174 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2178 if (qemu_opt_get_bool(opts
, "pretty", 0))
2179 flags
|= MONITOR_USE_PRETTY
;
2181 if (qemu_opt_get_bool(opts
, "default", 0))
2182 flags
|= MONITOR_IS_DEFAULT
;
2184 chardev
= qemu_opt_get(opts
, "chardev");
2185 chr
= qemu_chr_find(chardev
);
2187 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2191 qemu_chr_fe_claim_no_fail(chr
);
2192 monitor_init(chr
, flags
);
2196 static void monitor_parse(const char *optarg
, const char *mode
, bool pretty
)
2198 static int monitor_device_index
= 0;
2199 Error
*local_err
= NULL
;
2205 if (strstart(optarg
, "chardev:", &p
)) {
2206 snprintf(label
, sizeof(label
), "%s", p
);
2208 snprintf(label
, sizeof(label
), "compat_monitor%d",
2209 monitor_device_index
);
2210 if (monitor_device_index
== 0) {
2213 opts
= qemu_chr_parse_compat(label
, optarg
);
2215 fprintf(stderr
, "parse error: %s\n", optarg
);
2220 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, &local_err
);
2222 error_report("%s", error_get_pretty(local_err
));
2223 error_free(local_err
);
2226 qemu_opt_set(opts
, "mode", mode
);
2227 qemu_opt_set(opts
, "chardev", label
);
2228 qemu_opt_set_bool(opts
, "pretty", pretty
);
2230 qemu_opt_set(opts
, "default", "on");
2231 monitor_device_index
++;
2234 struct device_config
{
2236 DEV_USB
, /* -usbdevice */
2238 DEV_SERIAL
, /* -serial */
2239 DEV_PARALLEL
, /* -parallel */
2240 DEV_VIRTCON
, /* -virtioconsole */
2241 DEV_DEBUGCON
, /* -debugcon */
2242 DEV_GDB
, /* -gdb, -s */
2243 DEV_SCLP
, /* s390 sclp */
2245 const char *cmdline
;
2247 QTAILQ_ENTRY(device_config
) next
;
2250 static QTAILQ_HEAD(, device_config
) device_configs
=
2251 QTAILQ_HEAD_INITIALIZER(device_configs
);
2253 static void add_device_config(int type
, const char *cmdline
)
2255 struct device_config
*conf
;
2257 conf
= g_malloc0(sizeof(*conf
));
2259 conf
->cmdline
= cmdline
;
2260 loc_save(&conf
->loc
);
2261 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2264 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2266 struct device_config
*conf
;
2269 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2270 if (conf
->type
!= type
)
2272 loc_push_restore(&conf
->loc
);
2273 rc
= func(conf
->cmdline
);
2274 loc_pop(&conf
->loc
);
2282 static int serial_parse(const char *devname
)
2284 static int index
= 0;
2287 if (strcmp(devname
, "none") == 0)
2289 if (index
== MAX_SERIAL_PORTS
) {
2290 fprintf(stderr
, "qemu: too many serial ports\n");
2293 snprintf(label
, sizeof(label
), "serial%d", index
);
2294 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2295 if (!serial_hds
[index
]) {
2296 fprintf(stderr
, "qemu: could not connect serial device"
2297 " to character backend '%s'\n", devname
);
2304 static int parallel_parse(const char *devname
)
2306 static int index
= 0;
2309 if (strcmp(devname
, "none") == 0)
2311 if (index
== MAX_PARALLEL_PORTS
) {
2312 fprintf(stderr
, "qemu: too many parallel ports\n");
2315 snprintf(label
, sizeof(label
), "parallel%d", index
);
2316 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2317 if (!parallel_hds
[index
]) {
2318 fprintf(stderr
, "qemu: could not connect parallel device"
2319 " to character backend '%s'\n", devname
);
2326 static int virtcon_parse(const char *devname
)
2328 QemuOptsList
*device
= qemu_find_opts("device");
2329 static int index
= 0;
2331 QemuOpts
*bus_opts
, *dev_opts
;
2333 if (strcmp(devname
, "none") == 0)
2335 if (index
== MAX_VIRTIO_CONSOLES
) {
2336 fprintf(stderr
, "qemu: too many virtio consoles\n");
2340 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2341 if (arch_type
== QEMU_ARCH_S390X
) {
2342 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2344 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2347 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2348 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2350 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2351 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2352 if (!virtcon_hds
[index
]) {
2353 fprintf(stderr
, "qemu: could not connect virtio console"
2354 " to character backend '%s'\n", devname
);
2357 qemu_opt_set(dev_opts
, "chardev", label
);
2363 static int sclp_parse(const char *devname
)
2365 QemuOptsList
*device
= qemu_find_opts("device");
2366 static int index
= 0;
2370 if (strcmp(devname
, "none") == 0) {
2373 if (index
== MAX_SCLP_CONSOLES
) {
2374 fprintf(stderr
, "qemu: too many sclp consoles\n");
2378 assert(arch_type
== QEMU_ARCH_S390X
);
2380 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2381 qemu_opt_set(dev_opts
, "driver", "sclpconsole");
2383 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2384 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2385 if (!sclp_hds
[index
]) {
2386 fprintf(stderr
, "qemu: could not connect sclp console"
2387 " to character backend '%s'\n", devname
);
2390 qemu_opt_set(dev_opts
, "chardev", label
);
2396 static int debugcon_parse(const char *devname
)
2400 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2403 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2405 fprintf(stderr
, "qemu: already have a debugcon device\n");
2408 qemu_opt_set(opts
, "driver", "isa-debugcon");
2409 qemu_opt_set(opts
, "chardev", "debugcon");
2413 static gint
machine_class_cmp(gconstpointer a
, gconstpointer b
)
2415 const MachineClass
*mc1
= a
, *mc2
= b
;
2418 if (mc1
->family
== NULL
) {
2419 if (mc2
->family
== NULL
) {
2420 /* Compare standalone machine types against each other; they sort
2421 * in increasing order.
2423 return strcmp(object_class_get_name(OBJECT_CLASS(mc1
)),
2424 object_class_get_name(OBJECT_CLASS(mc2
)));
2427 /* Standalone machine types sort after families. */
2431 if (mc2
->family
== NULL
) {
2432 /* Families sort before standalone machine types. */
2436 /* Families sort between each other alphabetically increasingly. */
2437 res
= strcmp(mc1
->family
, mc2
->family
);
2442 /* Within the same family, machine types sort in decreasing order. */
2443 return strcmp(object_class_get_name(OBJECT_CLASS(mc2
)),
2444 object_class_get_name(OBJECT_CLASS(mc1
)));
2447 static MachineClass
*machine_parse(const char *name
)
2449 MachineClass
*mc
= NULL
;
2450 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2453 mc
= find_machine(name
);
2456 g_slist_free(machines
);
2459 if (name
&& !is_help_option(name
)) {
2460 error_report("Unsupported machine type");
2461 error_printf("Use -machine help to list supported machines!\n");
2463 printf("Supported machines are:\n");
2464 machines
= g_slist_sort(machines
, machine_class_cmp
);
2465 for (el
= machines
; el
; el
= el
->next
) {
2466 MachineClass
*mc
= el
->data
;
2468 printf("%-20s %s (alias of %s)\n", mc
->alias
, mc
->desc
, mc
->name
);
2470 printf("%-20s %s%s\n", mc
->name
, mc
->desc
,
2471 mc
->is_default
? " (default)" : "");
2475 g_slist_free(machines
);
2476 exit(!name
|| !is_help_option(name
));
2479 void qemu_add_exit_notifier(Notifier
*notify
)
2481 notifier_list_add(&exit_notifiers
, notify
);
2484 void qemu_remove_exit_notifier(Notifier
*notify
)
2486 notifier_remove(notify
);
2489 static void qemu_run_exit_notifiers(void)
2491 notifier_list_notify(&exit_notifiers
, NULL
);
2494 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2496 notifier_list_add(&machine_init_done_notifiers
, notify
);
2499 static void qemu_run_machine_init_done_notifiers(void)
2501 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2504 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2505 const char **poptarg
, int *poptind
)
2507 const QEMUOption
*popt
;
2508 int optind
= *poptind
;
2509 char *r
= argv
[optind
];
2512 loc_set_cmdline(argv
, optind
, 1);
2514 /* Treat --foo the same as -foo. */
2517 popt
= qemu_options
;
2520 error_report("invalid option");
2523 if (!strcmp(popt
->name
, r
+ 1))
2527 if (popt
->flags
& HAS_ARG
) {
2528 if (optind
>= argc
) {
2529 error_report("requires an argument");
2532 optarg
= argv
[optind
++];
2533 loc_set_cmdline(argv
, optind
- 2, 2);
2544 static gpointer
malloc_and_trace(gsize n_bytes
)
2546 void *ptr
= malloc(n_bytes
);
2547 trace_g_malloc(n_bytes
, ptr
);
2551 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2553 void *ptr
= realloc(mem
, n_bytes
);
2554 trace_g_realloc(mem
, n_bytes
, ptr
);
2558 static void free_and_trace(gpointer mem
)
2564 static int machine_set_property(const char *name
, const char *value
,
2567 Object
*obj
= OBJECT(opaque
);
2568 Error
*local_err
= NULL
;
2571 if (strcmp(name
, "type") == 0) {
2575 qom_name
= g_strdup(name
);
2583 object_property_parse(obj
, value
, qom_name
, &local_err
);
2587 qerror_report_err(local_err
);
2588 error_free(local_err
);
2595 static int object_create(QemuOpts
*opts
, void *opaque
)
2604 ov
= opts_visitor_new(opts
);
2605 pdict
= qemu_opts_to_qdict(opts
, NULL
);
2607 visit_start_struct(opts_get_visitor(ov
), &dummy
, NULL
, NULL
, 0, &err
);
2612 qdict_del(pdict
, "qom-type");
2613 visit_type_str(opts_get_visitor(ov
), &type
, "qom-type", &err
);
2618 qdict_del(pdict
, "id");
2619 visit_type_str(opts_get_visitor(ov
), &id
, "id", &err
);
2624 object_add(type
, id
, pdict
, opts_get_visitor(ov
), &err
);
2628 visit_end_struct(opts_get_visitor(ov
), &err
);
2630 qmp_object_del(id
, NULL
);
2634 opts_visitor_cleanup(ov
);
2641 qerror_report_err(err
);
2648 static void set_memory_options(uint64_t *ram_slots
, ram_addr_t
*maxram_size
)
2651 const char *mem_str
;
2652 const char *maxmem_str
, *slots_str
;
2653 const ram_addr_t default_ram_size
= (ram_addr_t
)DEFAULT_RAM_SIZE
*
2655 QemuOpts
*opts
= qemu_find_opts_singleton("memory");
2658 mem_str
= qemu_opt_get(opts
, "size");
2661 error_report("missing 'size' option value");
2665 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
2667 /* Fix up legacy suffix-less format */
2668 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
2669 uint64_t overflow_check
= sz
;
2672 if ((sz
>> 20) != overflow_check
) {
2673 error_report("too large 'size' option value");
2679 /* backward compatibility behaviour for case "-m 0" */
2681 sz
= default_ram_size
;
2684 sz
= QEMU_ALIGN_UP(sz
, 8192);
2686 if (ram_size
!= sz
) {
2687 error_report("ram size too large");
2691 /* store value for the future use */
2692 qemu_opt_set_number(opts
, "size", ram_size
);
2693 *maxram_size
= ram_size
;
2695 maxmem_str
= qemu_opt_get(opts
, "maxmem");
2696 slots_str
= qemu_opt_get(opts
, "slots");
2697 if (maxmem_str
&& slots_str
) {
2700 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
2701 if (sz
< ram_size
) {
2702 error_report("invalid -m option value: maxmem "
2703 "(0x%" PRIx64
") <= initial memory (0x"
2704 RAM_ADDR_FMT
")", sz
, ram_size
);
2708 slots
= qemu_opt_get_number(opts
, "slots", 0);
2709 if ((sz
> ram_size
) && !slots
) {
2710 error_report("invalid -m option value: maxmem "
2711 "(0x%" PRIx64
") more than initial memory (0x"
2712 RAM_ADDR_FMT
") but no hotplug slots where "
2713 "specified", sz
, ram_size
);
2717 if ((sz
<= ram_size
) && slots
) {
2718 error_report("invalid -m option value: %"
2719 PRIu64
" hotplug slots where specified but "
2720 "maxmem (0x%" PRIx64
") <= initial memory (0x"
2721 RAM_ADDR_FMT
")", slots
, sz
, ram_size
);
2726 } else if ((!maxmem_str
&& slots_str
) ||
2727 (maxmem_str
&& !slots_str
)) {
2728 error_report("invalid -m option value: missing "
2729 "'%s' option", slots_str
? "maxmem" : "slots");
2734 int main(int argc
, char **argv
, char **envp
)
2737 int snapshot
, linux_boot
;
2738 const char *initrd_filename
;
2739 const char *kernel_filename
, *kernel_cmdline
;
2740 const char *boot_order
;
2742 int cyls
, heads
, secs
, translation
;
2743 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2744 QemuOptsList
*olist
;
2747 const char *loadvm
= NULL
;
2748 MachineClass
*machine_class
;
2749 const char *cpu_model
;
2750 const char *vga_model
= NULL
;
2751 const char *qtest_chrdev
= NULL
;
2752 const char *qtest_log
= NULL
;
2753 const char *pid_file
= NULL
;
2754 const char *incoming
= NULL
;
2756 int show_vnc_port
= 0;
2758 bool defconfig
= true;
2759 bool userconfig
= true;
2760 const char *log_mask
= NULL
;
2761 const char *log_file
= NULL
;
2762 GMemVTable mem_trace
= {
2763 .malloc
= malloc_and_trace
,
2764 .realloc
= realloc_and_trace
,
2765 .free
= free_and_trace
,
2767 const char *trace_events
= NULL
;
2768 const char *trace_file
= NULL
;
2769 ram_addr_t maxram_size
;
2770 uint64_t ram_slots
= 0;
2771 FILE *vmstate_dump_file
= NULL
;
2772 Error
*main_loop_err
= NULL
;
2774 atexit(qemu_run_exit_notifiers
);
2775 error_set_progname(argv
[0]);
2776 qemu_init_exec_dir(argv
[0]);
2778 g_mem_set_vtable(&mem_trace
);
2780 module_call_init(MODULE_INIT_QOM
);
2782 qemu_add_opts(&qemu_drive_opts
);
2783 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
2784 qemu_add_drive_opts(&qemu_common_drive_opts
);
2785 qemu_add_drive_opts(&qemu_drive_opts
);
2786 qemu_add_opts(&qemu_chardev_opts
);
2787 qemu_add_opts(&qemu_device_opts
);
2788 qemu_add_opts(&qemu_netdev_opts
);
2789 qemu_add_opts(&qemu_net_opts
);
2790 qemu_add_opts(&qemu_rtc_opts
);
2791 qemu_add_opts(&qemu_global_opts
);
2792 qemu_add_opts(&qemu_mon_opts
);
2793 qemu_add_opts(&qemu_trace_opts
);
2794 qemu_add_opts(&qemu_option_rom_opts
);
2795 qemu_add_opts(&qemu_machine_opts
);
2796 qemu_add_opts(&qemu_mem_opts
);
2797 qemu_add_opts(&qemu_smp_opts
);
2798 qemu_add_opts(&qemu_boot_opts
);
2799 qemu_add_opts(&qemu_sandbox_opts
);
2800 qemu_add_opts(&qemu_add_fd_opts
);
2801 qemu_add_opts(&qemu_object_opts
);
2802 qemu_add_opts(&qemu_tpmdev_opts
);
2803 qemu_add_opts(&qemu_realtime_opts
);
2804 qemu_add_opts(&qemu_msg_opts
);
2805 qemu_add_opts(&qemu_name_opts
);
2806 qemu_add_opts(&qemu_numa_opts
);
2807 qemu_add_opts(&qemu_icount_opts
);
2808 qemu_add_opts(&qemu_semihosting_config_opts
);
2812 rtc_clock
= QEMU_CLOCK_HOST
;
2814 QLIST_INIT (&vm_change_state_head
);
2815 os_setup_early_signal_handling();
2817 module_call_init(MODULE_INIT_MACHINE
);
2818 machine_class
= find_default_machine();
2821 cyls
= heads
= secs
= 0;
2822 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2824 for (i
= 0; i
< MAX_NODES
; i
++) {
2825 numa_info
[i
].node_mem
= 0;
2826 numa_info
[i
].present
= false;
2827 bitmap_zero(numa_info
[i
].node_cpu
, MAX_CPUMASK_BITS
);
2831 max_numa_nodeid
= 0;
2834 bdrv_init_with_whitelist();
2838 /* first pass of option parsing */
2840 while (optind
< argc
) {
2841 if (argv
[optind
][0] != '-') {
2845 const QEMUOption
*popt
;
2847 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2848 switch (popt
->index
) {
2849 case QEMU_OPTION_nodefconfig
:
2852 case QEMU_OPTION_nouserconfig
:
2861 ret
= qemu_read_default_config_files(userconfig
);
2867 /* second pass of option parsing */
2872 if (argv
[optind
][0] != '-') {
2873 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
2875 const QEMUOption
*popt
;
2877 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2878 if (!(popt
->arch_mask
& arch_type
)) {
2879 printf("Option %s not supported for this target\n", popt
->name
);
2882 switch(popt
->index
) {
2883 case QEMU_OPTION_no_kvm_irqchip
: {
2884 olist
= qemu_find_opts("machine");
2885 qemu_opts_parse(olist
, "kernel_irqchip=off", 0);
2888 case QEMU_OPTION_cpu
:
2889 /* hw initialization will check this */
2892 case QEMU_OPTION_hda
:
2896 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
2898 snprintf(buf
, sizeof(buf
),
2899 "%s,cyls=%d,heads=%d,secs=%d%s",
2900 HD_OPTS
, cyls
, heads
, secs
,
2901 translation
== BIOS_ATA_TRANSLATION_LBA
?
2903 translation
== BIOS_ATA_TRANSLATION_NONE
?
2904 ",trans=none" : "");
2905 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
2908 case QEMU_OPTION_hdb
:
2909 case QEMU_OPTION_hdc
:
2910 case QEMU_OPTION_hdd
:
2911 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
2914 case QEMU_OPTION_drive
:
2915 if (drive_def(optarg
) == NULL
) {
2919 case QEMU_OPTION_set
:
2920 if (qemu_set_option(optarg
) != 0)
2923 case QEMU_OPTION_global
:
2924 if (qemu_global_option(optarg
) != 0)
2927 case QEMU_OPTION_mtdblock
:
2928 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
2930 case QEMU_OPTION_sd
:
2931 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
2933 case QEMU_OPTION_pflash
:
2934 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
2936 case QEMU_OPTION_snapshot
:
2939 case QEMU_OPTION_hdachs
:
2943 cyls
= strtol(p
, (char **)&p
, 0);
2944 if (cyls
< 1 || cyls
> 16383)
2949 heads
= strtol(p
, (char **)&p
, 0);
2950 if (heads
< 1 || heads
> 16)
2955 secs
= strtol(p
, (char **)&p
, 0);
2956 if (secs
< 1 || secs
> 63)
2960 if (!strcmp(p
, "large")) {
2961 translation
= BIOS_ATA_TRANSLATION_LARGE
;
2962 } else if (!strcmp(p
, "rechs")) {
2963 translation
= BIOS_ATA_TRANSLATION_RECHS
;
2964 } else if (!strcmp(p
, "none")) {
2965 translation
= BIOS_ATA_TRANSLATION_NONE
;
2966 } else if (!strcmp(p
, "lba")) {
2967 translation
= BIOS_ATA_TRANSLATION_LBA
;
2968 } else if (!strcmp(p
, "auto")) {
2969 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2973 } else if (*p
!= '\0') {
2975 fprintf(stderr
, "qemu: invalid physical CHS format\n");
2978 if (hda_opts
!= NULL
) {
2980 snprintf(num
, sizeof(num
), "%d", cyls
);
2981 qemu_opt_set(hda_opts
, "cyls", num
);
2982 snprintf(num
, sizeof(num
), "%d", heads
);
2983 qemu_opt_set(hda_opts
, "heads", num
);
2984 snprintf(num
, sizeof(num
), "%d", secs
);
2985 qemu_opt_set(hda_opts
, "secs", num
);
2986 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
2987 qemu_opt_set(hda_opts
, "trans", "large");
2988 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
2989 qemu_opt_set(hda_opts
, "trans", "rechs");
2990 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
2991 qemu_opt_set(hda_opts
, "trans", "lba");
2992 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
2993 qemu_opt_set(hda_opts
, "trans", "none");
2998 case QEMU_OPTION_numa
:
2999 opts
= qemu_opts_parse(qemu_find_opts("numa"), optarg
, 1);
3004 case QEMU_OPTION_display
:
3005 display_type
= select_display(optarg
);
3007 case QEMU_OPTION_nographic
:
3008 display_type
= DT_NOGRAPHIC
;
3010 case QEMU_OPTION_curses
:
3011 #ifdef CONFIG_CURSES
3012 display_type
= DT_CURSES
;
3014 fprintf(stderr
, "Curses support is disabled\n");
3018 case QEMU_OPTION_portrait
:
3019 graphic_rotate
= 90;
3021 case QEMU_OPTION_rotate
:
3022 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
3023 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
3024 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
3026 "qemu: only 90, 180, 270 deg rotation is available\n");
3030 case QEMU_OPTION_kernel
:
3031 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
3033 case QEMU_OPTION_initrd
:
3034 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
3036 case QEMU_OPTION_append
:
3037 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
3039 case QEMU_OPTION_dtb
:
3040 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
3042 case QEMU_OPTION_cdrom
:
3043 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
3045 case QEMU_OPTION_boot
:
3046 opts
= qemu_opts_parse(qemu_find_opts("boot-opts"), optarg
, 1);
3051 case QEMU_OPTION_fda
:
3052 case QEMU_OPTION_fdb
:
3053 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
3056 case QEMU_OPTION_no_fd_bootchk
:
3059 case QEMU_OPTION_netdev
:
3060 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
3064 case QEMU_OPTION_net
:
3065 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
3069 #ifdef CONFIG_LIBISCSI
3070 case QEMU_OPTION_iscsi
:
3071 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
3078 case QEMU_OPTION_tftp
:
3079 legacy_tftp_prefix
= optarg
;
3081 case QEMU_OPTION_bootp
:
3082 legacy_bootp_filename
= optarg
;
3084 case QEMU_OPTION_redir
:
3085 if (net_slirp_redir(optarg
) < 0)
3089 case QEMU_OPTION_bt
:
3090 add_device_config(DEV_BT
, optarg
);
3092 case QEMU_OPTION_audio_help
:
3096 case QEMU_OPTION_soundhw
:
3097 select_soundhw (optarg
);
3102 case QEMU_OPTION_version
:
3107 opts
= qemu_opts_parse(qemu_find_opts("memory"),
3114 case QEMU_OPTION_tpmdev
:
3115 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3120 case QEMU_OPTION_mempath
:
3123 case QEMU_OPTION_mem_prealloc
:
3133 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3135 case QEMU_OPTION_gdb
:
3136 add_device_config(DEV_GDB
, optarg
);
3139 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3140 data_dir
[data_dir_idx
++] = optarg
;
3143 case QEMU_OPTION_bios
:
3144 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
);
3146 case QEMU_OPTION_singlestep
:
3153 keyboard_layout
= optarg
;
3155 case QEMU_OPTION_localtime
:
3158 case QEMU_OPTION_vga
:
3167 w
= strtol(p
, (char **)&p
, 10);
3170 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3176 h
= strtol(p
, (char **)&p
, 10);
3181 depth
= strtol(p
, (char **)&p
, 10);
3182 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3183 depth
!= 24 && depth
!= 32)
3185 } else if (*p
== '\0') {
3186 depth
= graphic_depth
;
3193 graphic_depth
= depth
;
3196 case QEMU_OPTION_echr
:
3199 term_escape_char
= strtol(optarg
, &r
, 0);
3201 printf("Bad argument to echr\n");
3204 case QEMU_OPTION_monitor
:
3205 default_monitor
= 0;
3206 if (strncmp(optarg
, "none", 4)) {
3207 monitor_parse(optarg
, "readline", false);
3210 case QEMU_OPTION_qmp
:
3211 monitor_parse(optarg
, "control", false);
3212 default_monitor
= 0;
3214 case QEMU_OPTION_qmp_pretty
:
3215 monitor_parse(optarg
, "control", true);
3216 default_monitor
= 0;
3218 case QEMU_OPTION_mon
:
3219 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
3223 default_monitor
= 0;
3225 case QEMU_OPTION_chardev
:
3226 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
3231 case QEMU_OPTION_fsdev
:
3232 olist
= qemu_find_opts("fsdev");
3234 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3237 opts
= qemu_opts_parse(olist
, optarg
, 1);
3242 case QEMU_OPTION_virtfs
: {
3245 const char *writeout
, *sock_fd
, *socket
;
3247 olist
= qemu_find_opts("virtfs");
3249 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3252 opts
= qemu_opts_parse(olist
, optarg
, 1);
3257 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3258 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3259 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3262 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3263 qemu_opt_get(opts
, "mount_tag"),
3266 fprintf(stderr
, "duplicate fsdev id: %s\n",
3267 qemu_opt_get(opts
, "mount_tag"));
3271 writeout
= qemu_opt_get(opts
, "writeout");
3273 #ifdef CONFIG_SYNC_FILE_RANGE
3274 qemu_opt_set(fsdev
, "writeout", writeout
);
3276 fprintf(stderr
, "writeout=immediate not supported on "
3281 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3282 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3283 qemu_opt_set(fsdev
, "security_model",
3284 qemu_opt_get(opts
, "security_model"));
3285 socket
= qemu_opt_get(opts
, "socket");
3287 qemu_opt_set(fsdev
, "socket", socket
);
3289 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3291 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3294 qemu_opt_set_bool(fsdev
, "readonly",
3295 qemu_opt_get_bool(opts
, "readonly", 0));
3296 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3298 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3299 qemu_opt_set(device
, "fsdev",
3300 qemu_opt_get(opts
, "mount_tag"));
3301 qemu_opt_set(device
, "mount_tag",
3302 qemu_opt_get(opts
, "mount_tag"));
3305 case QEMU_OPTION_virtfs_synth
: {
3309 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3312 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3315 qemu_opt_set(fsdev
, "fsdriver", "synth");
3317 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3319 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3320 qemu_opt_set(device
, "fsdev", "v_synth");
3321 qemu_opt_set(device
, "mount_tag", "v_synth");
3324 case QEMU_OPTION_serial
:
3325 add_device_config(DEV_SERIAL
, optarg
);
3327 if (strncmp(optarg
, "mon:", 4) == 0) {
3328 default_monitor
= 0;
3331 case QEMU_OPTION_watchdog
:
3334 "qemu: only one watchdog option may be given\n");
3339 case QEMU_OPTION_watchdog_action
:
3340 if (select_watchdog_action(optarg
) == -1) {
3341 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3345 case QEMU_OPTION_virtiocon
:
3346 add_device_config(DEV_VIRTCON
, optarg
);
3347 default_virtcon
= 0;
3348 if (strncmp(optarg
, "mon:", 4) == 0) {
3349 default_monitor
= 0;
3352 case QEMU_OPTION_parallel
:
3353 add_device_config(DEV_PARALLEL
, optarg
);
3354 default_parallel
= 0;
3355 if (strncmp(optarg
, "mon:", 4) == 0) {
3356 default_monitor
= 0;
3359 case QEMU_OPTION_debugcon
:
3360 add_device_config(DEV_DEBUGCON
, optarg
);
3362 case QEMU_OPTION_loadvm
:
3365 case QEMU_OPTION_full_screen
:
3368 case QEMU_OPTION_no_frame
:
3371 case QEMU_OPTION_alt_grab
:
3374 case QEMU_OPTION_ctrl_grab
:
3377 case QEMU_OPTION_no_quit
:
3380 case QEMU_OPTION_sdl
:
3382 display_type
= DT_SDL
;
3385 fprintf(stderr
, "SDL support is disabled\n");
3388 case QEMU_OPTION_pidfile
:
3391 case QEMU_OPTION_win2k_hack
:
3392 win2k_install_hack
= 1;
3394 case QEMU_OPTION_rtc_td_hack
: {
3395 static GlobalProperty slew_lost_ticks
[] = {
3397 .driver
= "mc146818rtc",
3398 .property
= "lost_tick_policy",
3401 { /* end of list */ }
3404 qdev_prop_register_global_list(slew_lost_ticks
);
3407 case QEMU_OPTION_acpitable
:
3408 opts
= qemu_opts_parse(qemu_find_opts("acpi"), optarg
, 1);
3412 do_acpitable_option(opts
);
3414 case QEMU_OPTION_smbios
:
3415 opts
= qemu_opts_parse(qemu_find_opts("smbios"), optarg
, 0);
3419 do_smbios_option(opts
);
3421 case QEMU_OPTION_enable_kvm
:
3422 olist
= qemu_find_opts("machine");
3423 qemu_opts_parse(olist
, "accel=kvm", 0);
3426 case QEMU_OPTION_machine
:
3427 olist
= qemu_find_opts("machine");
3428 opts
= qemu_opts_parse(olist
, optarg
, 1);
3433 case QEMU_OPTION_no_kvm
:
3434 olist
= qemu_find_opts("machine");
3435 qemu_opts_parse(olist
, "accel=tcg", 0);
3437 case QEMU_OPTION_no_kvm_pit
: {
3438 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3442 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3443 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3445 .driver
= "kvm-pit",
3446 .property
= "lost_tick_policy",
3449 { /* end of list */ }
3452 fprintf(stderr
, "Warning: option deprecated, use "
3453 "lost_tick_policy property of kvm-pit instead.\n");
3454 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3457 case QEMU_OPTION_usb
:
3458 olist
= qemu_find_opts("machine");
3459 qemu_opts_parse(olist
, "usb=on", 0);
3461 case QEMU_OPTION_usbdevice
:
3462 olist
= qemu_find_opts("machine");
3463 qemu_opts_parse(olist
, "usb=on", 0);
3464 add_device_config(DEV_USB
, optarg
);
3466 case QEMU_OPTION_device
:
3467 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3471 case QEMU_OPTION_smp
:
3472 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg
, 1)) {
3476 case QEMU_OPTION_vnc
:
3479 if (vnc_parse_func(optarg
) == NULL
) {
3483 fprintf(stderr
, "VNC support is disabled\n");
3487 case QEMU_OPTION_no_acpi
:
3490 case QEMU_OPTION_no_hpet
:
3493 case QEMU_OPTION_balloon
:
3494 if (balloon_parse(optarg
) < 0) {
3495 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3499 case QEMU_OPTION_no_reboot
:
3502 case QEMU_OPTION_no_shutdown
:
3505 case QEMU_OPTION_show_cursor
:
3508 case QEMU_OPTION_uuid
:
3509 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3510 fprintf(stderr
, "Fail to parse UUID string."
3511 " Wrong format.\n");
3514 qemu_uuid_set
= true;
3516 case QEMU_OPTION_option_rom
:
3517 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3518 fprintf(stderr
, "Too many option ROMs\n");
3521 opts
= qemu_opts_parse(qemu_find_opts("option-rom"), optarg
, 1);
3525 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3526 option_rom
[nb_option_roms
].bootindex
=
3527 qemu_opt_get_number(opts
, "bootindex", -1);
3528 if (!option_rom
[nb_option_roms
].name
) {
3529 fprintf(stderr
, "Option ROM file is not specified\n");
3534 case QEMU_OPTION_semihosting
:
3535 semihosting_enabled
= 1;
3536 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3538 case QEMU_OPTION_semihosting_config
:
3539 semihosting_enabled
= 1;
3540 opts
= qemu_opts_parse(qemu_find_opts("semihosting-config"),
3543 semihosting_enabled
= qemu_opt_get_bool(opts
, "enable",
3545 const char *target
= qemu_opt_get(opts
, "target");
3546 if (target
!= NULL
) {
3547 if (strcmp("native", target
) == 0) {
3548 semihosting_target
= SEMIHOSTING_TARGET_NATIVE
;
3549 } else if (strcmp("gdb", target
) == 0) {
3550 semihosting_target
= SEMIHOSTING_TARGET_GDB
;
3551 } else if (strcmp("auto", target
) == 0) {
3552 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3554 fprintf(stderr
, "Unsupported semihosting-config"
3560 semihosting_target
= SEMIHOSTING_TARGET_AUTO
;
3563 fprintf(stderr
, "Unsupported semihosting-config %s\n",
3568 case QEMU_OPTION_tdf
:
3569 fprintf(stderr
, "Warning: user space PIT time drift fix "
3570 "is no longer supported.\n");
3572 case QEMU_OPTION_name
:
3573 opts
= qemu_opts_parse(qemu_find_opts("name"), optarg
, 1);
3578 case QEMU_OPTION_prom_env
:
3579 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3580 fprintf(stderr
, "Too many prom variables\n");
3583 prom_envs
[nb_prom_envs
] = optarg
;
3586 case QEMU_OPTION_old_param
:
3589 case QEMU_OPTION_clock
:
3590 /* Clock options no longer exist. Keep this option for
3591 * backward compatibility.
3594 case QEMU_OPTION_startdate
:
3595 configure_rtc_date_offset(optarg
, 1);
3597 case QEMU_OPTION_rtc
:
3598 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
3602 configure_rtc(opts
);
3604 case QEMU_OPTION_tb_size
:
3605 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3606 if (tcg_tb_size
< 0) {
3610 case QEMU_OPTION_icount
:
3611 icount_opts
= qemu_opts_parse(qemu_find_opts("icount"),
3617 case QEMU_OPTION_incoming
:
3619 runstate_set(RUN_STATE_INMIGRATE
);
3621 case QEMU_OPTION_nodefaults
:
3624 case QEMU_OPTION_xen_domid
:
3625 if (!(xen_available())) {
3626 printf("Option %s not supported for this target\n", popt
->name
);
3629 xen_domid
= atoi(optarg
);
3631 case QEMU_OPTION_xen_create
:
3632 if (!(xen_available())) {
3633 printf("Option %s not supported for this target\n", popt
->name
);
3636 xen_mode
= XEN_CREATE
;
3638 case QEMU_OPTION_xen_attach
:
3639 if (!(xen_available())) {
3640 printf("Option %s not supported for this target\n", popt
->name
);
3643 xen_mode
= XEN_ATTACH
;
3645 case QEMU_OPTION_trace
:
3647 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
3651 trace_events
= qemu_opt_get(opts
, "events");
3652 trace_file
= qemu_opt_get(opts
, "file");
3655 case QEMU_OPTION_readconfig
:
3657 int ret
= qemu_read_config_file(optarg
);
3659 fprintf(stderr
, "read config %s: %s\n", optarg
,
3665 case QEMU_OPTION_spice
:
3666 olist
= qemu_find_opts("spice");
3668 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3671 opts
= qemu_opts_parse(olist
, optarg
, 0);
3677 case QEMU_OPTION_writeconfig
:
3680 if (strcmp(optarg
, "-") == 0) {
3683 fp
= fopen(optarg
, "w");
3685 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3689 qemu_config_write(fp
);
3695 case QEMU_OPTION_qtest
:
3696 qtest_chrdev
= optarg
;
3698 case QEMU_OPTION_qtest_log
:
3701 case QEMU_OPTION_sandbox
:
3702 opts
= qemu_opts_parse(qemu_find_opts("sandbox"), optarg
, 1);
3707 case QEMU_OPTION_add_fd
:
3709 opts
= qemu_opts_parse(qemu_find_opts("add-fd"), optarg
, 0);
3714 error_report("File descriptor passing is disabled on this "
3719 case QEMU_OPTION_object
:
3720 opts
= qemu_opts_parse(qemu_find_opts("object"), optarg
, 1);
3725 case QEMU_OPTION_realtime
:
3726 opts
= qemu_opts_parse(qemu_find_opts("realtime"), optarg
, 0);
3730 enable_mlock
= qemu_opt_get_bool(opts
, "mlock", true);
3732 case QEMU_OPTION_msg
:
3733 opts
= qemu_opts_parse(qemu_find_opts("msg"), optarg
, 0);
3737 configure_msg(opts
);
3739 case QEMU_OPTION_dump_vmstate
:
3740 if (vmstate_dump_file
) {
3741 fprintf(stderr
, "qemu: only one '-dump-vmstate' "
3742 "option may be given\n");
3745 vmstate_dump_file
= fopen(optarg
, "w");
3746 if (vmstate_dump_file
== NULL
) {
3747 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3752 os_parse_cmd_args(popt
->index
, optarg
);
3757 opts
= qemu_get_machine_opts();
3758 optarg
= qemu_opt_get(opts
, "type");
3760 machine_class
= machine_parse(optarg
);
3763 set_memory_options(&ram_slots
, &maxram_size
);
3769 if (qemu_init_main_loop(&main_loop_err
)) {
3770 error_report("%s", error_get_pretty(main_loop_err
));
3774 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
3778 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name
, NULL
, 1)) {
3783 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
3787 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
3792 if (machine_class
== NULL
) {
3793 fprintf(stderr
, "No machine specified, and there is no default.\n"
3794 "Use -machine help to list supported machines!\n");
3798 current_machine
= MACHINE(object_new(object_class_get_name(
3799 OBJECT_CLASS(machine_class
))));
3800 if (machine_help_func(qemu_get_machine_opts(), current_machine
)) {
3803 object_property_add_child(object_get_root(), "machine",
3804 OBJECT(current_machine
), &error_abort
);
3805 cpu_exec_init_all();
3807 if (machine_class
->hw_version
) {
3808 qemu_set_version(machine_class
->hw_version
);
3811 /* Init CPU def lists, based on config
3812 * - Must be called after all the qemu_read_config_file() calls
3813 * - Must be called before list_cpus()
3814 * - Must be called before machine->init()
3818 if (cpu_model
&& is_help_option(cpu_model
)) {
3819 list_cpus(stdout
, &fprintf
, cpu_model
);
3823 /* Open the logfile at this point, if necessary. We can't open the logfile
3824 * when encountering either of the logging options (-d or -D) because the
3825 * other one may be encountered later on the command line, changing the
3826 * location or level of logging.
3831 qemu_set_log_filename(log_file
);
3834 mask
= qemu_str_to_log_mask(log_mask
);
3836 qemu_print_log_usage(stdout
);
3842 if (!is_daemonized()) {
3843 if (!trace_init_backends(trace_events
, trace_file
)) {
3848 /* If no data_dir is specified then try to find it relative to the
3850 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3851 data_dir
[data_dir_idx
] = os_find_datadir();
3852 if (data_dir
[data_dir_idx
] != NULL
) {
3856 /* If all else fails use the install path specified when building. */
3857 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3858 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
3861 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
3863 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
3864 if (max_cpus
> machine_class
->max_cpus
) {
3865 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
3866 "supported by machine `%s' (%d)\n", max_cpus
,
3867 machine_class
->name
, machine_class
->max_cpus
);
3872 * Get the default machine options from the machine if it is not already
3873 * specified either by the configuration file or by the command line.
3875 if (machine_class
->default_machine_opts
) {
3876 qemu_opts_set_defaults(qemu_find_opts("machine"),
3877 machine_class
->default_machine_opts
, 0);
3880 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
3881 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
3883 if (!vga_model
&& !default_vga
) {
3884 vga_interface_type
= VGA_DEVICE
;
3886 if (!has_defaults
|| machine_class
->no_serial
) {
3889 if (!has_defaults
|| machine_class
->no_parallel
) {
3890 default_parallel
= 0;
3892 if (!has_defaults
|| !machine_class
->use_virtcon
) {
3893 default_virtcon
= 0;
3895 if (!has_defaults
|| !machine_class
->use_sclp
) {
3898 if (!has_defaults
|| machine_class
->no_floppy
) {
3901 if (!has_defaults
|| machine_class
->no_cdrom
) {
3904 if (!has_defaults
|| machine_class
->no_sdcard
) {
3907 if (!has_defaults
) {
3908 default_monitor
= 0;
3913 if (is_daemonized()) {
3914 /* According to documentation and historically, -nographic redirects
3915 * serial port, parallel port and monitor to stdio, which does not work
3916 * with -daemonize. We can redirect these to null instead, but since
3917 * -nographic is legacy, let's just error out.
3918 * We disallow -nographic only if all other ports are not redirected
3919 * explicitly, to not break existing legacy setups which uses
3920 * -nographic _and_ redirects all ports explicitly - this is valid
3921 * usage, -nographic is just a no-op in this case.
3923 if (display_type
== DT_NOGRAPHIC
3924 && (default_parallel
|| default_serial
3925 || default_monitor
|| default_virtcon
)) {
3926 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
3929 #ifdef CONFIG_CURSES
3930 if (display_type
== DT_CURSES
) {
3931 fprintf(stderr
, "curses display can not be used with -daemonize\n");
3937 if (display_type
== DT_NOGRAPHIC
) {
3938 if (default_parallel
)
3939 add_device_config(DEV_PARALLEL
, "null");
3940 if (default_serial
&& default_monitor
) {
3941 add_device_config(DEV_SERIAL
, "mon:stdio");
3942 } else if (default_virtcon
&& default_monitor
) {
3943 add_device_config(DEV_VIRTCON
, "mon:stdio");
3944 } else if (default_sclp
&& default_monitor
) {
3945 add_device_config(DEV_SCLP
, "mon:stdio");
3948 add_device_config(DEV_SERIAL
, "stdio");
3949 if (default_virtcon
)
3950 add_device_config(DEV_VIRTCON
, "stdio");
3952 add_device_config(DEV_SCLP
, "stdio");
3954 if (default_monitor
)
3955 monitor_parse("stdio", "readline", false);
3959 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
3960 if (default_parallel
)
3961 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
3962 if (default_monitor
)
3963 monitor_parse("vc:80Cx24C", "readline", false);
3964 if (default_virtcon
)
3965 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
3967 add_device_config(DEV_SCLP
, "vc:80Cx24C");
3971 if (display_type
== DT_DEFAULT
&& !display_remote
) {
3972 #if defined(CONFIG_GTK)
3973 display_type
= DT_GTK
;
3974 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3975 display_type
= DT_SDL
;
3976 #elif defined(CONFIG_VNC)
3977 vnc_parse_func("localhost:0,to=99,id=default");
3980 display_type
= DT_NONE
;
3984 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
3985 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3986 "for SDL, ignoring option\n");
3988 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
3989 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
3990 "ignoring option\n");
3993 #if defined(CONFIG_GTK)
3994 if (display_type
== DT_GTK
) {
3995 early_gtk_display_init();
4001 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
4003 #ifdef CONFIG_VIRTFS
4004 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
4009 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4010 fprintf(stderr
, "Could not acquire pid file: %s\n", strerror(errno
));
4014 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
4019 if (qemu_opts_foreach(qemu_find_opts("object"),
4020 object_create
, NULL
, 0) != 0) {
4024 machine_opts
= qemu_get_machine_opts();
4025 if (qemu_opt_foreach(machine_opts
, machine_set_property
, current_machine
,
4027 object_unref(OBJECT(current_machine
));
4031 configure_accelerator(current_machine
);
4034 Error
*local_err
= NULL
;
4035 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4037 error_report("%s", error_get_pretty(local_err
));
4038 error_free(local_err
);
4043 machine_opts
= qemu_get_machine_opts();
4044 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4045 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4046 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4047 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4049 boot_order
= machine_class
->default_boot_order
;
4050 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4052 char *normal_boot_order
;
4053 const char *order
, *once
;
4054 Error
*local_err
= NULL
;
4056 order
= qemu_opt_get(opts
, "order");
4058 validate_bootdevices(order
, &local_err
);
4060 error_report("%s", error_get_pretty(local_err
));
4066 once
= qemu_opt_get(opts
, "once");
4068 validate_bootdevices(once
, &local_err
);
4070 error_report("%s", error_get_pretty(local_err
));
4073 normal_boot_order
= g_strdup(boot_order
);
4075 qemu_register_reset(restore_boot_order
, normal_boot_order
);
4078 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4079 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4082 if (!kernel_cmdline
) {
4083 kernel_cmdline
= "";
4084 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4087 linux_boot
= (kernel_filename
!= NULL
);
4089 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4090 fprintf(stderr
, "-append only allowed with -kernel option\n");
4094 if (!linux_boot
&& initrd_filename
!= NULL
) {
4095 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4099 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4100 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4104 os_set_line_buffering();
4106 qemu_init_cpu_loop();
4107 qemu_mutex_lock_iothread();
4110 /* spice needs the timers to be initialized by this point */
4116 if (kvm_enabled() || xen_enabled()) {
4117 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4120 configure_icount(icount_opts
, &error_abort
);
4121 qemu_opts_del(icount_opts
);
4124 /* clean up network at qemu process termination */
4125 atexit(&net_cleanup
);
4127 if (net_init_clients() < 0) {
4132 if (tpm_init() < 0) {
4137 /* init the bluetooth world */
4138 if (foreach_device_config(DEV_BT
, bt_parse
))
4141 if (!xen_enabled()) {
4142 /* On 32-bit hosts, QEMU is limited by virtual address space */
4143 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4144 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4152 /* If the currently selected machine wishes to override the units-per-bus
4153 * property of its default HBA interface type, do so now. */
4154 if (machine_class
->units_per_default_bus
) {
4155 override_max_devs(machine_class
->block_default_type
,
4156 machine_class
->units_per_default_bus
);
4159 /* open the virtual block devices */
4161 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
4162 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4163 &machine_class
->block_default_type
, 1) != 0) {
4167 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4169 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4170 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4172 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func
,
4179 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
4183 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4185 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4187 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4189 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4192 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4195 /* If no default VGA is requested, the default is "none". */
4197 if (machine_class
->default_display
) {
4198 vga_model
= machine_class
->default_display
;
4199 } else if (cirrus_vga_available()) {
4200 vga_model
= "cirrus";
4201 } else if (vga_available()) {
4206 select_vgahw(vga_model
);
4210 i
= select_watchdog(watchdog
);
4212 exit (i
== 1 ? 1 : 0);
4215 if (machine_class
->compat_props
) {
4216 qdev_prop_register_global_list(machine_class
->compat_props
);
4220 qdev_machine_init();
4222 current_machine
->ram_size
= ram_size
;
4223 current_machine
->maxram_size
= maxram_size
;
4224 current_machine
->ram_slots
= ram_slots
;
4225 current_machine
->boot_order
= boot_order
;
4226 current_machine
->cpu_model
= cpu_model
;
4228 machine_class
->init(current_machine
);
4234 cpu_synchronize_all_post_init();
4238 /* init USB devices */
4239 if (usb_enabled()) {
4240 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4244 /* init generic devices */
4245 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
4248 /* Did we create any drives that we failed to create a device for? */
4249 drive_check_orphaned();
4251 net_check_clients();
4253 ds
= init_displaystate();
4255 /* init local displays */
4256 switch (display_type
) {
4258 (void)ds
; /* avoid warning if no display is configured */
4260 #if defined(CONFIG_CURSES)
4262 curses_display_init(ds
, full_screen
);
4265 #if defined(CONFIG_SDL)
4267 sdl_display_init(ds
, full_screen
, no_frame
);
4269 #elif defined(CONFIG_COCOA)
4271 cocoa_display_init(ds
, full_screen
);
4274 #if defined(CONFIG_GTK)
4276 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4283 /* must be after terminal init, SDL library changes signal handlers */
4284 os_setup_signal_handling();
4287 /* init remote displays */
4288 qemu_opts_foreach(qemu_find_opts("vnc"), vnc_init_func
, NULL
, 0);
4289 if (show_vnc_port
) {
4290 printf("VNC server running on `%s'\n",
4291 vnc_display_local_addr("default"));
4296 qemu_spice_display_init();
4300 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4304 qdev_machine_creation_done();
4306 if (rom_load_all() != 0) {
4307 fprintf(stderr
, "rom loading failed\n");
4311 /* TODO: once all bus devices are qdevified, this should be done
4312 * when bus is created by qdev.c */
4313 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4314 qemu_run_machine_init_done_notifiers();
4316 /* Done notifiers can load ROMs */
4319 qemu_system_reset(VMRESET_SILENT
);
4321 if (load_vmstate(loadvm
) < 0) {
4326 qdev_prop_check_globals();
4327 if (vmstate_dump_file
) {
4329 dump_vmstate_json_to_file(vmstate_dump_file
);
4334 Error
*local_err
= NULL
;
4335 qemu_start_incoming_migration(incoming
, &local_err
);
4337 error_report("-incoming %s: %s", incoming
,
4338 error_get_pretty(local_err
));
4339 error_free(local_err
);
4342 } else if (autostart
) {
4348 if (is_daemonized()) {
4349 if (!trace_init_backends(trace_events
, trace_file
)) {