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 "exec/gdbstub.h"
82 #include "qemu/timer.h"
83 #include "sysemu/char.h"
84 #include "qemu/bitmap.h"
85 #include "sysemu/blockdev.h"
86 #include "hw/block/block.h"
87 #include "migration/block.h"
88 #include "sysemu/tpm.h"
89 #include "sysemu/dma.h"
90 #include "audio/audio.h"
91 #include "migration/migration.h"
92 #include "sysemu/kvm.h"
93 #include "qapi/qmp/qjson.h"
94 #include "qemu/option.h"
95 #include "qemu/config-file.h"
96 #include "qemu-options.h"
97 #include "qmp-commands.h"
98 #include "qemu/main-loop.h"
100 #include "fsdev/qemu-fsdev.h"
102 #include "sysemu/qtest.h"
104 #include "disas/disas.h"
107 #include "slirp/libslirp.h"
110 #include "trace/control.h"
111 #include "qemu/queue.h"
112 #include "sysemu/cpus.h"
113 #include "sysemu/arch_init.h"
114 #include "qemu/osdep.h"
116 #include "ui/qemu-spice.h"
117 #include "qapi/string-input-visitor.h"
118 #include "qapi/opts-visitor.h"
119 #include "qom/object_interfaces.h"
120 #include "qapi-event.h"
122 #define DEFAULT_RAM_SIZE 128
124 #define MAX_VIRTIO_CONSOLES 1
125 #define MAX_SCLP_CONSOLES 1
127 static const char *data_dir
[16];
128 static int data_dir_idx
;
129 const char *bios_name
= NULL
;
130 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
131 DisplayType display_type
= DT_DEFAULT
;
132 static int display_remote
;
133 const char* keyboard_layout
= NULL
;
135 const char *mem_path
= NULL
;
136 int mem_prealloc
= 0; /* force preallocation of physical target memory */
137 bool enable_mlock
= false;
139 NICInfo nd_table
[MAX_NICS
];
141 static int rtc_utc
= 1;
142 static int rtc_date_offset
= -1; /* -1 means no change */
143 QEMUClockType rtc_clock
;
144 int vga_interface_type
= VGA_NONE
;
145 static int full_screen
= 0;
146 static int no_frame
= 0;
149 static bool grab_on_hover
;
151 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
152 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
153 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
154 CharDriverState
*sclp_hds
[MAX_SCLP_CONSOLES
];
155 int win2k_install_hack
= 0;
162 const char *vnc_display
;
164 int acpi_enabled
= 1;
167 static int no_reboot
;
170 int graphic_rotate
= 0;
171 const char *watchdog
;
172 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
174 int semihosting_enabled
= 0;
176 const char *qemu_name
;
179 unsigned int nb_prom_envs
= 0;
180 const char *prom_envs
[MAX_PROM_ENVS
];
183 uint8_t *boot_splash_filedata
;
184 size_t boot_splash_filedata_size
;
185 uint8_t qemu_extra_params_fw
[2];
187 int icount_align_option
;
191 NodeInfo numa_info
[MAX_NODES
];
193 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
194 * little-endian "wire format" described in the SMBIOS 2.6 specification.
196 uint8_t qemu_uuid
[16];
199 static NotifierList exit_notifiers
=
200 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
202 static NotifierList machine_init_done_notifiers
=
203 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
207 enum xen_mode xen_mode
= XEN_EMULATE
;
209 static int has_defaults
= 1;
210 static int default_serial
= 1;
211 static int default_parallel
= 1;
212 static int default_virtcon
= 1;
213 static int default_sclp
= 1;
214 static int default_monitor
= 1;
215 static int default_floppy
= 1;
216 static int default_cdrom
= 1;
217 static int default_sdcard
= 1;
218 static int default_vga
= 1;
224 { .driver
= "isa-serial", .flag
= &default_serial
},
225 { .driver
= "isa-parallel", .flag
= &default_parallel
},
226 { .driver
= "isa-fdc", .flag
= &default_floppy
},
227 { .driver
= "ide-cd", .flag
= &default_cdrom
},
228 { .driver
= "ide-hd", .flag
= &default_cdrom
},
229 { .driver
= "ide-drive", .flag
= &default_cdrom
},
230 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
231 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
232 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
233 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
234 { .driver
= "VGA", .flag
= &default_vga
},
235 { .driver
= "isa-vga", .flag
= &default_vga
},
236 { .driver
= "cirrus-vga", .flag
= &default_vga
},
237 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
238 { .driver
= "vmware-svga", .flag
= &default_vga
},
239 { .driver
= "qxl-vga", .flag
= &default_vga
},
242 static QemuOptsList qemu_rtc_opts
= {
244 .head
= QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts
.head
),
248 .type
= QEMU_OPT_STRING
,
251 .type
= QEMU_OPT_STRING
,
254 .type
= QEMU_OPT_STRING
,
256 { /* end of list */ }
260 static QemuOptsList qemu_sandbox_opts
= {
262 .implied_opt_name
= "enable",
263 .head
= QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts
.head
),
267 .type
= QEMU_OPT_BOOL
,
269 { /* end of list */ }
273 static QemuOptsList qemu_trace_opts
= {
275 .implied_opt_name
= "trace",
276 .head
= QTAILQ_HEAD_INITIALIZER(qemu_trace_opts
.head
),
280 .type
= QEMU_OPT_STRING
,
283 .type
= QEMU_OPT_STRING
,
285 { /* end of list */ }
289 static QemuOptsList qemu_option_rom_opts
= {
290 .name
= "option-rom",
291 .implied_opt_name
= "romfile",
292 .head
= QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts
.head
),
296 .type
= QEMU_OPT_NUMBER
,
299 .type
= QEMU_OPT_STRING
,
301 { /* end of list */ }
305 static QemuOptsList qemu_machine_opts
= {
307 .implied_opt_name
= "type",
309 .head
= QTAILQ_HEAD_INITIALIZER(qemu_machine_opts
.head
),
312 * no elements => accept any
313 * sanity checking will happen later
314 * when setting machine properties
320 static QemuOptsList qemu_boot_opts
= {
322 .implied_opt_name
= "order",
324 .head
= QTAILQ_HEAD_INITIALIZER(qemu_boot_opts
.head
),
328 .type
= QEMU_OPT_STRING
,
331 .type
= QEMU_OPT_STRING
,
334 .type
= QEMU_OPT_BOOL
,
337 .type
= QEMU_OPT_STRING
,
339 .name
= "splash-time",
340 .type
= QEMU_OPT_STRING
,
342 .name
= "reboot-timeout",
343 .type
= QEMU_OPT_STRING
,
346 .type
= QEMU_OPT_BOOL
,
352 static QemuOptsList qemu_add_fd_opts
= {
354 .head
= QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts
.head
),
358 .type
= QEMU_OPT_NUMBER
,
359 .help
= "file descriptor of which a duplicate is added to fd set",
362 .type
= QEMU_OPT_NUMBER
,
363 .help
= "ID of the fd set to add fd to",
366 .type
= QEMU_OPT_STRING
,
367 .help
= "free-form string used to describe fd",
369 { /* end of list */ }
373 static QemuOptsList qemu_object_opts
= {
375 .implied_opt_name
= "qom-type",
376 .head
= QTAILQ_HEAD_INITIALIZER(qemu_object_opts
.head
),
382 static QemuOptsList qemu_tpmdev_opts
= {
384 .implied_opt_name
= "type",
385 .head
= QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts
.head
),
387 /* options are defined in the TPM backends */
388 { /* end of list */ }
392 static QemuOptsList qemu_realtime_opts
= {
394 .head
= QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts
.head
),
398 .type
= QEMU_OPT_BOOL
,
400 { /* end of list */ }
404 static QemuOptsList qemu_msg_opts
= {
406 .head
= QTAILQ_HEAD_INITIALIZER(qemu_msg_opts
.head
),
410 .type
= QEMU_OPT_BOOL
,
412 { /* end of list */ }
416 static QemuOptsList qemu_name_opts
= {
418 .implied_opt_name
= "guest",
420 .head
= QTAILQ_HEAD_INITIALIZER(qemu_name_opts
.head
),
424 .type
= QEMU_OPT_STRING
,
425 .help
= "Sets the name of the guest.\n"
426 "This name will be displayed in the SDL window caption.\n"
427 "The name will also be used for the VNC server",
430 .type
= QEMU_OPT_STRING
,
431 .help
= "Sets the name of the QEMU process, as shown in top etc",
433 .name
= "debug-threads",
434 .type
= QEMU_OPT_BOOL
,
435 .help
= "When enabled, name the individual threads; defaults off.\n"
436 "NOTE: The thread names are for debugging and not a\n"
439 { /* End of list */ }
443 static QemuOptsList qemu_mem_opts
= {
445 .implied_opt_name
= "size",
446 .head
= QTAILQ_HEAD_INITIALIZER(qemu_mem_opts
.head
),
451 .type
= QEMU_OPT_SIZE
,
455 .type
= QEMU_OPT_NUMBER
,
459 .type
= QEMU_OPT_SIZE
,
461 { /* end of list */ }
465 static QemuOptsList qemu_icount_opts
= {
467 .implied_opt_name
= "shift",
469 .head
= QTAILQ_HEAD_INITIALIZER(qemu_icount_opts
.head
),
473 .type
= QEMU_OPT_STRING
,
476 .type
= QEMU_OPT_BOOL
,
478 { /* end of list */ }
482 static QemuOptsList qemu_semihosting_config_opts
= {
483 .name
= "semihosting-config",
484 .implied_opt_name
= "enable",
485 .head
= QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts
.head
),
489 .type
= QEMU_OPT_BOOL
,
492 .type
= QEMU_OPT_STRING
,
494 { /* end of list */ }
499 * Get machine options
501 * Returns: machine options (never null).
503 QemuOpts
*qemu_get_machine_opts(void)
505 return qemu_find_opts_singleton("machine");
508 const char *qemu_get_vm_name(void)
513 static void res_free(void)
515 if (boot_splash_filedata
!= NULL
) {
516 g_free(boot_splash_filedata
);
517 boot_splash_filedata
= NULL
;
521 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
523 const char *driver
= qemu_opt_get(opts
, "driver");
528 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
529 if (strcmp(default_list
[i
].driver
, driver
) != 0)
531 *(default_list
[i
].flag
) = 0;
536 /***********************************************************/
539 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
541 /* We use RUN_STATE_MAX but any invalid value will do */
542 static RunState vmstop_requested
= RUN_STATE_MAX
;
543 static QemuMutex vmstop_lock
;
548 } RunStateTransition
;
550 static const RunStateTransition runstate_transitions_def
[] = {
552 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
553 { RUN_STATE_DEBUG
, RUN_STATE_FINISH_MIGRATE
},
555 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
556 { RUN_STATE_INMIGRATE
, RUN_STATE_PAUSED
},
558 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
559 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
561 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
562 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
564 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
565 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
567 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
568 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
570 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
571 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
572 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
574 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
575 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
577 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
579 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
580 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
581 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
582 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
583 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
584 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
585 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
586 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
587 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
588 { RUN_STATE_RUNNING
, RUN_STATE_GUEST_PANICKED
},
590 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
592 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
593 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
595 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
596 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
597 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
598 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
600 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
601 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
603 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_RUNNING
},
604 { RUN_STATE_GUEST_PANICKED
, RUN_STATE_FINISH_MIGRATE
},
606 { RUN_STATE_MAX
, RUN_STATE_MAX
},
609 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
611 bool runstate_check(RunState state
)
613 return current_run_state
== state
;
616 static void runstate_init(void)
618 const RunStateTransition
*p
;
620 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
621 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
622 runstate_valid_transitions
[p
->from
][p
->to
] = true;
625 qemu_mutex_init(&vmstop_lock
);
628 /* This function will abort() on invalid state transitions */
629 void runstate_set(RunState new_state
)
631 assert(new_state
< RUN_STATE_MAX
);
633 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
634 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
635 RunState_lookup
[current_run_state
],
636 RunState_lookup
[new_state
]);
639 trace_runstate_set(new_state
);
640 current_run_state
= new_state
;
643 int runstate_is_running(void)
645 return runstate_check(RUN_STATE_RUNNING
);
648 bool runstate_needs_reset(void)
650 return runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
651 runstate_check(RUN_STATE_SHUTDOWN
);
654 StatusInfo
*qmp_query_status(Error
**errp
)
656 StatusInfo
*info
= g_malloc0(sizeof(*info
));
658 info
->running
= runstate_is_running();
659 info
->singlestep
= singlestep
;
660 info
->status
= current_run_state
;
665 static bool qemu_vmstop_requested(RunState
*r
)
667 qemu_mutex_lock(&vmstop_lock
);
668 *r
= vmstop_requested
;
669 vmstop_requested
= RUN_STATE_MAX
;
670 qemu_mutex_unlock(&vmstop_lock
);
671 return *r
< RUN_STATE_MAX
;
674 void qemu_system_vmstop_request_prepare(void)
676 qemu_mutex_lock(&vmstop_lock
);
679 void qemu_system_vmstop_request(RunState state
)
681 vmstop_requested
= state
;
682 qemu_mutex_unlock(&vmstop_lock
);
690 qemu_vmstop_requested(&requested
);
691 if (runstate_is_running() && requested
== RUN_STATE_MAX
) {
695 /* Ensure that a STOP/RESUME pair of events is emitted if a
696 * vmstop request was pending. The BLOCK_IO_ERROR event, for
697 * example, according to documentation is always followed by
700 if (runstate_is_running()) {
701 qapi_event_send_stop(&error_abort
);
704 runstate_set(RUN_STATE_RUNNING
);
705 vm_state_notify(1, RUN_STATE_RUNNING
);
709 qapi_event_send_resume(&error_abort
);
713 /***********************************************************/
714 /* real time host monotonic timer */
716 /***********************************************************/
717 /* host time/date access */
718 void qemu_get_timedate(struct tm
*tm
, int offset
)
724 if (rtc_date_offset
== -1) {
728 localtime_r(&ti
, tm
);
730 ti
-= rtc_date_offset
;
735 int qemu_timedate_diff(struct tm
*tm
)
739 if (rtc_date_offset
== -1)
741 seconds
= mktimegm(tm
);
744 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
745 seconds
= mktime(&tmp
);
748 seconds
= mktimegm(tm
) + rtc_date_offset
;
750 return seconds
- time(NULL
);
753 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
755 time_t rtc_start_date
;
758 if (!strcmp(startdate
, "now") && legacy
) {
759 rtc_date_offset
= -1;
761 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
769 } else if (sscanf(startdate
, "%d-%d-%d",
781 rtc_start_date
= mktimegm(&tm
);
782 if (rtc_start_date
== -1) {
784 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
785 "'2006-06-17T16:01:21' or '2006-06-17'\n");
788 rtc_date_offset
= time(NULL
) - rtc_start_date
;
792 static void configure_rtc(QemuOpts
*opts
)
796 value
= qemu_opt_get(opts
, "base");
798 if (!strcmp(value
, "utc")) {
800 } else if (!strcmp(value
, "localtime")) {
803 configure_rtc_date_offset(value
, 0);
806 value
= qemu_opt_get(opts
, "clock");
808 if (!strcmp(value
, "host")) {
809 rtc_clock
= QEMU_CLOCK_HOST
;
810 } else if (!strcmp(value
, "rt")) {
811 rtc_clock
= QEMU_CLOCK_REALTIME
;
812 } else if (!strcmp(value
, "vm")) {
813 rtc_clock
= QEMU_CLOCK_VIRTUAL
;
815 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
819 value
= qemu_opt_get(opts
, "driftfix");
821 if (!strcmp(value
, "slew")) {
822 static GlobalProperty slew_lost_ticks
[] = {
824 .driver
= "mc146818rtc",
825 .property
= "lost_tick_policy",
828 { /* end of list */ }
831 qdev_prop_register_global_list(slew_lost_ticks
);
832 } else if (!strcmp(value
, "none")) {
833 /* discard is default */
835 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
841 /***********************************************************/
842 /* Bluetooth support */
845 static struct HCIInfo
*hci_table
[MAX_NICS
];
847 struct HCIInfo
*qemu_next_hci(void)
849 if (cur_hci
== nb_hcis
)
852 return hci_table
[cur_hci
++];
855 static int bt_hci_parse(const char *str
)
860 if (nb_hcis
>= MAX_NICS
) {
861 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
874 bdaddr
.b
[5] = 0x56 + nb_hcis
;
875 hci
->bdaddr_set(hci
, bdaddr
.b
);
877 hci_table
[nb_hcis
++] = hci
;
882 static void bt_vhci_add(int vlan_id
)
884 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
887 fprintf(stderr
, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id
);
890 bt_vhci_init(bt_new_hci(vlan
));
893 static struct bt_device_s
*bt_device_add(const char *opt
)
895 struct bt_scatternet_s
*vlan
;
897 char *endp
= strstr(opt
, ",vlan=");
898 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
901 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
904 vlan_id
= strtol(endp
+ 6, &endp
, 0);
906 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
911 vlan
= qemu_find_bt_vlan(vlan_id
);
914 fprintf(stderr
, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id
);
917 if (!strcmp(devname
, "keyboard"))
918 return bt_keyboard_init(vlan
);
920 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
924 static int bt_parse(const char *opt
)
926 const char *endp
, *p
;
929 if (strstart(opt
, "hci", &endp
)) {
930 if (!*endp
|| *endp
== ',') {
932 if (!strstart(endp
, ",vlan=", 0))
935 return bt_hci_parse(opt
);
937 } else if (strstart(opt
, "vhci", &endp
)) {
938 if (!*endp
|| *endp
== ',') {
940 if (strstart(endp
, ",vlan=", &p
)) {
941 vlan
= strtol(p
, (char **) &endp
, 0);
943 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
947 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
956 } else if (strstart(opt
, "device:", &endp
))
957 return !bt_device_add(endp
);
959 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
963 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts
, "enable", false)) {
967 #ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
970 "failed to install seccomp syscall filter in the kernel");
974 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
975 "sandboxing request but seccomp is not compiled into this build");
983 static int parse_name(QemuOpts
*opts
, void *opaque
)
985 const char *proc_name
;
987 if (qemu_opt_get(opts
, "debug-threads")) {
988 qemu_thread_naming(qemu_opt_get_bool(opts
, "debug-threads", false));
990 qemu_name
= qemu_opt_get(opts
, "guest");
992 proc_name
= qemu_opt_get(opts
, "process");
994 os_set_proc_name(proc_name
);
1000 bool defaults_enabled(void)
1002 return has_defaults
;
1005 bool usb_enabled(bool default_usb
)
1007 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1012 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
1014 int fd
, dupfd
, flags
;
1016 const char *fd_opaque
= NULL
;
1018 fd
= qemu_opt_get_number(opts
, "fd", -1);
1019 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
1020 fd_opaque
= qemu_opt_get(opts
, "opaque");
1023 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1024 "fd option is required and must be non-negative");
1028 if (fd
<= STDERR_FILENO
) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1030 "fd cannot be a standard I/O stream");
1035 * All fds inherited across exec() necessarily have FD_CLOEXEC
1036 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1038 flags
= fcntl(fd
, F_GETFD
);
1039 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
1040 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1041 "fd is not valid or already in use");
1046 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1047 "set option is required and must be non-negative");
1051 #ifdef F_DUPFD_CLOEXEC
1052 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
1056 qemu_set_cloexec(dupfd
);
1060 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
1061 "Error duplicating fd: %s", strerror(errno
));
1065 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1066 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
1072 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
1076 fd
= qemu_opt_get_number(opts
, "fd", -1);
1083 /***********************************************************/
1084 /* QEMU Block devices */
1086 #define HD_OPTS "media=disk"
1087 #define CDROM_OPTS "media=cdrom"
1089 #define PFLASH_OPTS ""
1093 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
1095 BlockInterfaceType
*block_default_type
= opaque
;
1097 return drive_new(opts
, *block_default_type
) == NULL
;
1100 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
1102 if (qemu_opt_get(opts
, "snapshot") == NULL
) {
1103 qemu_opt_set(opts
, "snapshot", "on");
1108 static void default_drive(int enable
, int snapshot
, BlockInterfaceType type
,
1109 int index
, const char *optstr
)
1114 if (!enable
|| drive_get_by_index(type
, index
)) {
1118 opts
= drive_add(type
, index
, NULL
, optstr
);
1120 drive_enable_snapshot(opts
, NULL
);
1123 dinfo
= drive_new(opts
, type
);
1127 dinfo
->is_default
= true;
1131 static QemuOptsList qemu_smp_opts
= {
1133 .implied_opt_name
= "cpus",
1134 .merge_lists
= true,
1135 .head
= QTAILQ_HEAD_INITIALIZER(qemu_smp_opts
.head
),
1139 .type
= QEMU_OPT_NUMBER
,
1142 .type
= QEMU_OPT_NUMBER
,
1145 .type
= QEMU_OPT_NUMBER
,
1148 .type
= QEMU_OPT_NUMBER
,
1151 .type
= QEMU_OPT_NUMBER
,
1153 { /*End of list */ }
1157 static void smp_parse(QemuOpts
*opts
)
1161 unsigned cpus
= qemu_opt_get_number(opts
, "cpus", 0);
1162 unsigned sockets
= qemu_opt_get_number(opts
, "sockets", 0);
1163 unsigned cores
= qemu_opt_get_number(opts
, "cores", 0);
1164 unsigned threads
= qemu_opt_get_number(opts
, "threads", 0);
1166 /* compute missing values, prefer sockets over cores over threads */
1167 if (cpus
== 0 || sockets
== 0) {
1168 sockets
= sockets
> 0 ? sockets
: 1;
1169 cores
= cores
> 0 ? cores
: 1;
1170 threads
= threads
> 0 ? threads
: 1;
1172 cpus
= cores
* threads
* sockets
;
1176 threads
= threads
> 0 ? threads
: 1;
1177 cores
= cpus
/ (sockets
* threads
);
1179 threads
= cpus
/ (cores
* sockets
);
1183 max_cpus
= qemu_opt_get_number(opts
, "maxcpus", 0);
1186 smp_cores
= cores
> 0 ? cores
: 1;
1187 smp_threads
= threads
> 0 ? threads
: 1;
1191 if (max_cpus
== 0) {
1192 max_cpus
= smp_cpus
;
1195 if (max_cpus
> MAX_CPUMASK_BITS
) {
1196 fprintf(stderr
, "Unsupported number of maxcpus\n");
1199 if (max_cpus
< smp_cpus
) {
1200 fprintf(stderr
, "maxcpus must be equal to or greater than smp\n");
1206 static void realtime_init(void)
1209 if (os_mlock() < 0) {
1210 fprintf(stderr
, "qemu: locking memory failed\n");
1217 static void configure_msg(QemuOpts
*opts
)
1219 enable_timestamp_msg
= qemu_opt_get_bool(opts
, "timestamp", true);
1222 /***********************************************************/
1225 static int usb_device_add(const char *devname
)
1227 USBDevice
*dev
= NULL
;
1228 #ifndef CONFIG_LINUX
1232 if (!usb_enabled(false)) {
1236 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1237 dev
= usbdevice_create(devname
);
1241 /* the other ones */
1242 #ifndef CONFIG_LINUX
1243 /* only the linux version is qdev-ified, usb-bsd still needs this */
1244 if (strstart(devname
, "host:", &p
)) {
1245 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1255 static int usb_device_del(const char *devname
)
1260 if (strstart(devname
, "host:", &p
)) {
1264 if (!usb_enabled(false)) {
1268 p
= strchr(devname
, '.');
1271 bus_num
= strtoul(devname
, NULL
, 0);
1272 addr
= strtoul(p
+ 1, NULL
, 0);
1274 return usb_device_delete_addr(bus_num
, addr
);
1277 static int usb_parse(const char *cmdline
)
1280 r
= usb_device_add(cmdline
);
1282 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1287 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1289 const char *devname
= qdict_get_str(qdict
, "devname");
1290 if (usb_device_add(devname
) < 0) {
1291 error_report("could not add USB device '%s'", devname
);
1295 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1297 const char *devname
= qdict_get_str(qdict
, "devname");
1298 if (usb_device_del(devname
) < 0) {
1299 error_report("could not delete USB device '%s'", devname
);
1303 /***********************************************************/
1304 /* machine registration */
1306 MachineState
*current_machine
;
1308 static void machine_class_init(ObjectClass
*oc
, void *data
)
1310 MachineClass
*mc
= MACHINE_CLASS(oc
);
1311 QEMUMachine
*qm
= data
;
1313 mc
->family
= qm
->family
;
1314 mc
->name
= qm
->name
;
1315 mc
->alias
= qm
->alias
;
1316 mc
->desc
= qm
->desc
;
1317 mc
->init
= qm
->init
;
1318 mc
->reset
= qm
->reset
;
1319 mc
->hot_add_cpu
= qm
->hot_add_cpu
;
1320 mc
->kvm_type
= qm
->kvm_type
;
1321 mc
->block_default_type
= qm
->block_default_type
;
1322 mc
->units_per_default_bus
= qm
->units_per_default_bus
;
1323 mc
->max_cpus
= qm
->max_cpus
;
1324 mc
->no_serial
= qm
->no_serial
;
1325 mc
->no_parallel
= qm
->no_parallel
;
1326 mc
->use_virtcon
= qm
->use_virtcon
;
1327 mc
->use_sclp
= qm
->use_sclp
;
1328 mc
->no_floppy
= qm
->no_floppy
;
1329 mc
->no_cdrom
= qm
->no_cdrom
;
1330 mc
->no_sdcard
= qm
->no_sdcard
;
1331 mc
->has_dynamic_sysbus
= qm
->has_dynamic_sysbus
;
1332 mc
->is_default
= qm
->is_default
;
1333 mc
->default_machine_opts
= qm
->default_machine_opts
;
1334 mc
->default_boot_order
= qm
->default_boot_order
;
1335 mc
->default_display
= qm
->default_display
;
1336 mc
->compat_props
= qm
->compat_props
;
1337 mc
->hw_version
= qm
->hw_version
;
1340 int qemu_register_machine(QEMUMachine
*m
)
1342 char *name
= g_strconcat(m
->name
, TYPE_MACHINE_SUFFIX
, NULL
);
1345 .parent
= TYPE_MACHINE
,
1346 .class_init
= machine_class_init
,
1347 .class_data
= (void *)m
,
1356 static MachineClass
*find_machine(const char *name
)
1358 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1359 MachineClass
*mc
= NULL
;
1361 for (el
= machines
; el
; el
= el
->next
) {
1362 MachineClass
*temp
= el
->data
;
1364 if (!strcmp(temp
->name
, name
)) {
1369 !strcmp(temp
->alias
, name
)) {
1375 g_slist_free(machines
);
1379 MachineClass
*find_default_machine(void)
1381 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1382 MachineClass
*mc
= NULL
;
1384 for (el
= machines
; el
; el
= el
->next
) {
1385 MachineClass
*temp
= el
->data
;
1387 if (temp
->is_default
) {
1393 g_slist_free(machines
);
1397 MachineInfoList
*qmp_query_machines(Error
**errp
)
1399 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
1400 MachineInfoList
*mach_list
= NULL
;
1402 for (el
= machines
; el
; el
= el
->next
) {
1403 MachineClass
*mc
= el
->data
;
1404 MachineInfoList
*entry
;
1407 info
= g_malloc0(sizeof(*info
));
1408 if (mc
->is_default
) {
1409 info
->has_is_default
= true;
1410 info
->is_default
= true;
1414 info
->has_alias
= true;
1415 info
->alias
= g_strdup(mc
->alias
);
1418 info
->name
= g_strdup(mc
->name
);
1419 info
->cpu_max
= !mc
->max_cpus
? 1 : mc
->max_cpus
;
1421 entry
= g_malloc0(sizeof(*entry
));
1422 entry
->value
= info
;
1423 entry
->next
= mach_list
;
1427 g_slist_free(machines
);
1431 static int machine_help_func(QemuOpts
*opts
, MachineState
*machine
)
1433 ObjectProperty
*prop
;
1435 if (!qemu_opt_has_help_opt(opts
)) {
1439 QTAILQ_FOREACH(prop
, &OBJECT(machine
)->properties
, node
) {
1444 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine
)->name
,
1445 prop
->name
, prop
->type
);
1446 if (prop
->description
) {
1447 error_printf(" (%s)\n", prop
->description
);
1456 /***********************************************************/
1457 /* main execution loop */
1459 struct vm_change_state_entry
{
1460 VMChangeStateHandler
*cb
;
1462 QLIST_ENTRY (vm_change_state_entry
) entries
;
1465 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1467 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1470 VMChangeStateEntry
*e
;
1472 e
= g_malloc0(sizeof (*e
));
1476 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1480 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1482 QLIST_REMOVE (e
, entries
);
1486 void vm_state_notify(int running
, RunState state
)
1488 VMChangeStateEntry
*e
, *next
;
1490 trace_vm_state_notify(running
, state
);
1492 QLIST_FOREACH_SAFE(e
, &vm_change_state_head
, entries
, next
) {
1493 e
->cb(e
->opaque
, running
, state
);
1497 /* reset/shutdown handler */
1499 typedef struct QEMUResetEntry
{
1500 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1501 QEMUResetHandler
*func
;
1505 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1506 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1507 static int reset_requested
;
1508 static int shutdown_requested
, shutdown_signal
= -1;
1509 static pid_t shutdown_pid
;
1510 static int powerdown_requested
;
1511 static int debug_requested
;
1512 static int suspend_requested
;
1513 static WakeupReason wakeup_reason
;
1514 static NotifierList powerdown_notifiers
=
1515 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1516 static NotifierList suspend_notifiers
=
1517 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1518 static NotifierList wakeup_notifiers
=
1519 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1520 static uint32_t wakeup_reason_mask
= ~(1 << QEMU_WAKEUP_REASON_NONE
);
1522 int qemu_shutdown_requested_get(void)
1524 return shutdown_requested
;
1527 int qemu_reset_requested_get(void)
1529 return reset_requested
;
1532 static int qemu_shutdown_requested(void)
1534 return atomic_xchg(&shutdown_requested
, 0);
1537 static void qemu_kill_report(void)
1539 if (!qtest_driver() && shutdown_signal
!= -1) {
1540 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1541 if (shutdown_pid
== 0) {
1542 /* This happens for eg ^C at the terminal, so it's worth
1543 * avoiding printing an odd message in that case.
1545 fputc('\n', stderr
);
1547 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1549 shutdown_signal
= -1;
1553 static int qemu_reset_requested(void)
1555 int r
= reset_requested
;
1556 reset_requested
= 0;
1560 static int qemu_suspend_requested(void)
1562 int r
= suspend_requested
;
1563 suspend_requested
= 0;
1567 static WakeupReason
qemu_wakeup_requested(void)
1569 return wakeup_reason
;
1572 static int qemu_powerdown_requested(void)
1574 int r
= powerdown_requested
;
1575 powerdown_requested
= 0;
1579 static int qemu_debug_requested(void)
1581 int r
= debug_requested
;
1582 debug_requested
= 0;
1586 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1588 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1591 re
->opaque
= opaque
;
1592 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1595 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1599 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1600 if (re
->func
== func
&& re
->opaque
== opaque
) {
1601 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1608 void qemu_devices_reset(void)
1610 QEMUResetEntry
*re
, *nre
;
1612 /* reset all devices */
1613 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1614 re
->func(re
->opaque
);
1618 void qemu_system_reset(bool report
)
1622 mc
= current_machine
? MACHINE_GET_CLASS(current_machine
) : NULL
;
1624 if (mc
&& mc
->reset
) {
1627 qemu_devices_reset();
1630 qapi_event_send_reset(&error_abort
);
1632 cpu_synchronize_all_post_reset();
1635 void qemu_system_reset_request(void)
1638 shutdown_requested
= 1;
1640 reset_requested
= 1;
1643 qemu_notify_event();
1646 static void qemu_system_suspend(void)
1649 notifier_list_notify(&suspend_notifiers
, NULL
);
1650 runstate_set(RUN_STATE_SUSPENDED
);
1651 qapi_event_send_suspend(&error_abort
);
1654 void qemu_system_suspend_request(void)
1656 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1659 suspend_requested
= 1;
1661 qemu_notify_event();
1664 void qemu_register_suspend_notifier(Notifier
*notifier
)
1666 notifier_list_add(&suspend_notifiers
, notifier
);
1669 void qemu_system_wakeup_request(WakeupReason reason
)
1671 trace_system_wakeup_request(reason
);
1673 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1676 if (!(wakeup_reason_mask
& (1 << reason
))) {
1679 runstate_set(RUN_STATE_RUNNING
);
1680 wakeup_reason
= reason
;
1681 qemu_notify_event();
1684 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1687 wakeup_reason_mask
|= (1 << reason
);
1689 wakeup_reason_mask
&= ~(1 << reason
);
1693 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1695 notifier_list_add(&wakeup_notifiers
, notifier
);
1698 void qemu_system_killed(int signal
, pid_t pid
)
1700 shutdown_signal
= signal
;
1703 qemu_system_shutdown_request();
1706 void qemu_system_shutdown_request(void)
1708 trace_qemu_system_shutdown_request();
1709 shutdown_requested
= 1;
1710 qemu_notify_event();
1713 static void qemu_system_powerdown(void)
1715 qapi_event_send_powerdown(&error_abort
);
1716 notifier_list_notify(&powerdown_notifiers
, NULL
);
1719 void qemu_system_powerdown_request(void)
1721 trace_qemu_system_powerdown_request();
1722 powerdown_requested
= 1;
1723 qemu_notify_event();
1726 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1728 notifier_list_add(&powerdown_notifiers
, notifier
);
1731 void qemu_system_debug_request(void)
1733 debug_requested
= 1;
1734 qemu_notify_event();
1737 static bool main_loop_should_exit(void)
1740 if (qemu_debug_requested()) {
1741 vm_stop(RUN_STATE_DEBUG
);
1743 if (qemu_suspend_requested()) {
1744 qemu_system_suspend();
1746 if (qemu_shutdown_requested()) {
1748 qapi_event_send_shutdown(&error_abort
);
1750 vm_stop(RUN_STATE_SHUTDOWN
);
1755 if (qemu_reset_requested()) {
1757 cpu_synchronize_all_states();
1758 qemu_system_reset(VMRESET_REPORT
);
1760 if (runstate_needs_reset()) {
1761 runstate_set(RUN_STATE_PAUSED
);
1764 if (qemu_wakeup_requested()) {
1766 cpu_synchronize_all_states();
1767 qemu_system_reset(VMRESET_SILENT
);
1768 notifier_list_notify(&wakeup_notifiers
, &wakeup_reason
);
1769 wakeup_reason
= QEMU_WAKEUP_REASON_NONE
;
1771 qapi_event_send_wakeup(&error_abort
);
1773 if (qemu_powerdown_requested()) {
1774 qemu_system_powerdown();
1776 if (qemu_vmstop_requested(&r
)) {
1782 static void main_loop(void)
1786 #ifdef CONFIG_PROFILER
1790 nonblocking
= !kvm_enabled() && !xen_enabled() && last_io
> 0;
1791 #ifdef CONFIG_PROFILER
1792 ti
= profile_getclock();
1794 last_io
= main_loop_wait(nonblocking
);
1795 #ifdef CONFIG_PROFILER
1796 dev_time
+= profile_getclock() - ti
;
1798 } while (!main_loop_should_exit());
1801 static void version(void)
1803 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1806 static void help(int exitcode
)
1809 printf("usage: %s [options] [disk_image]\n\n"
1810 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1811 error_get_progname());
1813 #define QEMU_OPTIONS_GENERATE_HELP
1814 #include "qemu-options-wrapper.h"
1816 printf("\nDuring emulation, the following keys are useful:\n"
1817 "ctrl-alt-f toggle full screen\n"
1818 "ctrl-alt-n switch to virtual console 'n'\n"
1819 "ctrl-alt toggle mouse and keyboard grab\n"
1821 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1826 #define HAS_ARG 0x0001
1828 typedef struct QEMUOption
{
1835 static const QEMUOption qemu_options
[] = {
1836 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1837 #define QEMU_OPTIONS_GENERATE_OPTIONS
1838 #include "qemu-options-wrapper.h"
1842 static bool vga_available(void)
1844 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1847 static bool cirrus_vga_available(void)
1849 return object_class_by_name("cirrus-vga")
1850 || object_class_by_name("isa-cirrus-vga");
1853 static bool vmware_vga_available(void)
1855 return object_class_by_name("vmware-svga");
1858 static bool qxl_vga_available(void)
1860 return object_class_by_name("qxl-vga");
1863 static bool tcx_vga_available(void)
1865 return object_class_by_name("SUNW,tcx");
1868 static bool cg3_vga_available(void)
1870 return object_class_by_name("cgthree");
1873 static void select_vgahw (const char *p
)
1877 assert(vga_interface_type
== VGA_NONE
);
1878 if (strstart(p
, "std", &opts
)) {
1879 if (vga_available()) {
1880 vga_interface_type
= VGA_STD
;
1882 fprintf(stderr
, "Error: standard VGA not available\n");
1885 } else if (strstart(p
, "cirrus", &opts
)) {
1886 if (cirrus_vga_available()) {
1887 vga_interface_type
= VGA_CIRRUS
;
1889 fprintf(stderr
, "Error: Cirrus VGA not available\n");
1892 } else if (strstart(p
, "vmware", &opts
)) {
1893 if (vmware_vga_available()) {
1894 vga_interface_type
= VGA_VMWARE
;
1896 fprintf(stderr
, "Error: VMWare SVGA not available\n");
1899 } else if (strstart(p
, "xenfb", &opts
)) {
1900 vga_interface_type
= VGA_XENFB
;
1901 } else if (strstart(p
, "qxl", &opts
)) {
1902 if (qxl_vga_available()) {
1903 vga_interface_type
= VGA_QXL
;
1905 fprintf(stderr
, "Error: QXL VGA not available\n");
1908 } else if (strstart(p
, "tcx", &opts
)) {
1909 if (tcx_vga_available()) {
1910 vga_interface_type
= VGA_TCX
;
1912 fprintf(stderr
, "Error: TCX framebuffer not available\n");
1915 } else if (strstart(p
, "cg3", &opts
)) {
1916 if (cg3_vga_available()) {
1917 vga_interface_type
= VGA_CG3
;
1919 fprintf(stderr
, "Error: CG3 framebuffer not available\n");
1922 } else if (!strstart(p
, "none", &opts
)) {
1924 fprintf(stderr
, "Unknown vga type: %s\n", p
);
1928 const char *nextopt
;
1930 if (strstart(opts
, ",retrace=", &nextopt
)) {
1932 if (strstart(opts
, "dumb", &nextopt
))
1933 vga_retrace_method
= VGA_RETRACE_DUMB
;
1934 else if (strstart(opts
, "precise", &nextopt
))
1935 vga_retrace_method
= VGA_RETRACE_PRECISE
;
1936 else goto invalid_vga
;
1937 } else goto invalid_vga
;
1942 static DisplayType
select_display(const char *p
)
1945 DisplayType display
= DT_DEFAULT
;
1947 if (strstart(p
, "sdl", &opts
)) {
1951 const char *nextopt
;
1953 if (strstart(opts
, ",frame=", &nextopt
)) {
1955 if (strstart(opts
, "on", &nextopt
)) {
1957 } else if (strstart(opts
, "off", &nextopt
)) {
1960 goto invalid_sdl_args
;
1962 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
1964 if (strstart(opts
, "on", &nextopt
)) {
1966 } else if (strstart(opts
, "off", &nextopt
)) {
1969 goto invalid_sdl_args
;
1971 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
1973 if (strstart(opts
, "on", &nextopt
)) {
1975 } else if (strstart(opts
, "off", &nextopt
)) {
1978 goto invalid_sdl_args
;
1980 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
1982 if (strstart(opts
, "on", &nextopt
)) {
1984 } else if (strstart(opts
, "off", &nextopt
)) {
1987 goto invalid_sdl_args
;
1991 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
1997 fprintf(stderr
, "SDL support is disabled\n");
2000 } else if (strstart(p
, "vnc", &opts
)) {
2005 const char *nextopt
;
2007 if (strstart(opts
, "=", &nextopt
)) {
2008 vnc_display
= nextopt
;
2012 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
2016 fprintf(stderr
, "VNC support is disabled\n");
2019 } else if (strstart(p
, "curses", &opts
)) {
2020 #ifdef CONFIG_CURSES
2021 display
= DT_CURSES
;
2023 fprintf(stderr
, "Curses support is disabled\n");
2026 } else if (strstart(p
, "gtk", &opts
)) {
2030 const char *nextopt
;
2032 if (strstart(opts
, ",grab_on_hover=", &nextopt
)) {
2034 if (strstart(opts
, "on", &nextopt
)) {
2035 grab_on_hover
= true;
2036 } else if (strstart(opts
, "off", &nextopt
)) {
2037 grab_on_hover
= false;
2039 goto invalid_gtk_args
;
2043 fprintf(stderr
, "Invalid GTK option string: %s\n", p
);
2049 fprintf(stderr
, "GTK support is disabled\n");
2052 } else if (strstart(p
, "none", &opts
)) {
2055 fprintf(stderr
, "Unknown display type: %s\n", p
);
2062 static int balloon_parse(const char *arg
)
2066 if (strcmp(arg
, "none") == 0) {
2070 if (!strncmp(arg
, "virtio", 6)) {
2071 if (arg
[6] == ',') {
2072 /* have params -> parse them */
2073 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
2077 /* create empty opts */
2078 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
2081 qemu_opt_set(opts
, "driver", "virtio-balloon");
2088 char *qemu_find_file(int type
, const char *name
)
2094 /* Try the name as a straight path first */
2095 if (access(name
, R_OK
) == 0) {
2096 trace_load_file(name
, name
);
2097 return g_strdup(name
);
2101 case QEMU_FILE_TYPE_BIOS
:
2104 case QEMU_FILE_TYPE_KEYMAP
:
2105 subdir
= "keymaps/";
2111 for (i
= 0; i
< data_dir_idx
; i
++) {
2112 buf
= g_strdup_printf("%s/%s%s", data_dir
[i
], subdir
, name
);
2113 if (access(buf
, R_OK
) == 0) {
2114 trace_load_file(name
, buf
);
2122 static int device_help_func(QemuOpts
*opts
, void *opaque
)
2124 return qdev_device_help(opts
);
2127 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2131 dev
= qdev_device_add(opts
);
2134 object_unref(OBJECT(dev
));
2138 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2140 Error
*local_err
= NULL
;
2142 qemu_chr_new_from_opts(opts
, NULL
, &local_err
);
2144 error_report("%s", error_get_pretty(local_err
));
2145 error_free(local_err
);
2151 #ifdef CONFIG_VIRTFS
2152 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2155 ret
= qemu_fsdev_add(opts
);
2161 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2163 CharDriverState
*chr
;
2164 const char *chardev
;
2168 mode
= qemu_opt_get(opts
, "mode");
2172 if (strcmp(mode
, "readline") == 0) {
2173 flags
= MONITOR_USE_READLINE
;
2174 } else if (strcmp(mode
, "control") == 0) {
2175 flags
= MONITOR_USE_CONTROL
;
2177 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2181 if (qemu_opt_get_bool(opts
, "pretty", 0))
2182 flags
|= MONITOR_USE_PRETTY
;
2184 if (qemu_opt_get_bool(opts
, "default", 0))
2185 flags
|= MONITOR_IS_DEFAULT
;
2187 chardev
= qemu_opt_get(opts
, "chardev");
2188 chr
= qemu_chr_find(chardev
);
2190 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2194 qemu_chr_fe_claim_no_fail(chr
);
2195 monitor_init(chr
, flags
);
2199 static void monitor_parse(const char *optarg
, const char *mode
, bool pretty
)
2201 static int monitor_device_index
= 0;
2207 if (strstart(optarg
, "chardev:", &p
)) {
2208 snprintf(label
, sizeof(label
), "%s", p
);
2210 snprintf(label
, sizeof(label
), "compat_monitor%d",
2211 monitor_device_index
);
2212 if (monitor_device_index
== 0) {
2215 opts
= qemu_chr_parse_compat(label
, optarg
);
2217 fprintf(stderr
, "parse error: %s\n", optarg
);
2222 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, NULL
);
2224 fprintf(stderr
, "duplicate chardev: %s\n", label
);
2227 qemu_opt_set(opts
, "mode", mode
);
2228 qemu_opt_set(opts
, "chardev", label
);
2229 qemu_opt_set_bool(opts
, "pretty", pretty
);
2231 qemu_opt_set(opts
, "default", "on");
2232 monitor_device_index
++;
2235 struct device_config
{
2237 DEV_USB
, /* -usbdevice */
2239 DEV_SERIAL
, /* -serial */
2240 DEV_PARALLEL
, /* -parallel */
2241 DEV_VIRTCON
, /* -virtioconsole */
2242 DEV_DEBUGCON
, /* -debugcon */
2243 DEV_GDB
, /* -gdb, -s */
2244 DEV_SCLP
, /* s390 sclp */
2246 const char *cmdline
;
2248 QTAILQ_ENTRY(device_config
) next
;
2251 static QTAILQ_HEAD(, device_config
) device_configs
=
2252 QTAILQ_HEAD_INITIALIZER(device_configs
);
2254 static void add_device_config(int type
, const char *cmdline
)
2256 struct device_config
*conf
;
2258 conf
= g_malloc0(sizeof(*conf
));
2260 conf
->cmdline
= cmdline
;
2261 loc_save(&conf
->loc
);
2262 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2265 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2267 struct device_config
*conf
;
2270 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2271 if (conf
->type
!= type
)
2273 loc_push_restore(&conf
->loc
);
2274 rc
= func(conf
->cmdline
);
2275 loc_pop(&conf
->loc
);
2283 static int serial_parse(const char *devname
)
2285 static int index
= 0;
2288 if (strcmp(devname
, "none") == 0)
2290 if (index
== MAX_SERIAL_PORTS
) {
2291 fprintf(stderr
, "qemu: too many serial ports\n");
2294 snprintf(label
, sizeof(label
), "serial%d", index
);
2295 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2296 if (!serial_hds
[index
]) {
2297 fprintf(stderr
, "qemu: could not connect serial device"
2298 " to character backend '%s'\n", devname
);
2305 static int parallel_parse(const char *devname
)
2307 static int index
= 0;
2310 if (strcmp(devname
, "none") == 0)
2312 if (index
== MAX_PARALLEL_PORTS
) {
2313 fprintf(stderr
, "qemu: too many parallel ports\n");
2316 snprintf(label
, sizeof(label
), "parallel%d", index
);
2317 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2318 if (!parallel_hds
[index
]) {
2319 fprintf(stderr
, "qemu: could not connect parallel device"
2320 " to character backend '%s'\n", devname
);
2327 static int virtcon_parse(const char *devname
)
2329 QemuOptsList
*device
= qemu_find_opts("device");
2330 static int index
= 0;
2332 QemuOpts
*bus_opts
, *dev_opts
;
2334 if (strcmp(devname
, "none") == 0)
2336 if (index
== MAX_VIRTIO_CONSOLES
) {
2337 fprintf(stderr
, "qemu: too many virtio consoles\n");
2341 bus_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2342 if (arch_type
== QEMU_ARCH_S390X
) {
2343 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2345 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2348 dev_opts
= qemu_opts_create(device
, NULL
, 0, &error_abort
);
2349 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2351 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2352 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2353 if (!virtcon_hds
[index
]) {
2354 fprintf(stderr
, "qemu: could not connect virtio console"
2355 " to character backend '%s'\n", devname
);
2358 qemu_opt_set(dev_opts
, "chardev", label
);
2364 static int sclp_parse(const char *devname
)
2366 QemuOptsList
*device
= qemu_find_opts("device");
2367 static int index
= 0;
2371 if (strcmp(devname
, "none") == 0) {
2374 if (index
== MAX_SCLP_CONSOLES
) {
2375 fprintf(stderr
, "qemu: too many sclp consoles\n");
2379 assert(arch_type
== QEMU_ARCH_S390X
);
2381 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2382 qemu_opt_set(dev_opts
, "driver", "sclpconsole");
2384 snprintf(label
, sizeof(label
), "sclpcon%d", index
);
2385 sclp_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2386 if (!sclp_hds
[index
]) {
2387 fprintf(stderr
, "qemu: could not connect sclp console"
2388 " to character backend '%s'\n", devname
);
2391 qemu_opt_set(dev_opts
, "chardev", label
);
2397 static int debugcon_parse(const char *devname
)
2401 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2404 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2406 fprintf(stderr
, "qemu: already have a debugcon device\n");
2409 qemu_opt_set(opts
, "driver", "isa-debugcon");
2410 qemu_opt_set(opts
, "chardev", "debugcon");
2414 static gint
machine_class_cmp(gconstpointer a
, gconstpointer b
)
2416 const MachineClass
*mc1
= a
, *mc2
= b
;
2419 if (mc1
->family
== NULL
) {
2420 if (mc2
->family
== NULL
) {
2421 /* Compare standalone machine types against each other; they sort
2422 * in increasing order.
2424 return strcmp(object_class_get_name(OBJECT_CLASS(mc1
)),
2425 object_class_get_name(OBJECT_CLASS(mc2
)));
2428 /* Standalone machine types sort after families. */
2432 if (mc2
->family
== NULL
) {
2433 /* Families sort before standalone machine types. */
2437 /* Families sort between each other alphabetically increasingly. */
2438 res
= strcmp(mc1
->family
, mc2
->family
);
2443 /* Within the same family, machine types sort in decreasing order. */
2444 return strcmp(object_class_get_name(OBJECT_CLASS(mc2
)),
2445 object_class_get_name(OBJECT_CLASS(mc1
)));
2448 static MachineClass
*machine_parse(const char *name
)
2450 MachineClass
*mc
= NULL
;
2451 GSList
*el
, *machines
= object_class_get_list(TYPE_MACHINE
, false);
2454 mc
= find_machine(name
);
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 int main(int argc
, char **argv
, char **envp
)
2651 int snapshot
, linux_boot
;
2652 const char *initrd_filename
;
2653 const char *kernel_filename
, *kernel_cmdline
;
2654 const char *boot_order
;
2656 int cyls
, heads
, secs
, translation
;
2657 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
, *icount_opts
= NULL
;
2658 QemuOptsList
*olist
;
2661 const char *loadvm
= NULL
;
2662 MachineClass
*machine_class
;
2663 const char *cpu_model
;
2664 const char *vga_model
= NULL
;
2665 const char *qtest_chrdev
= NULL
;
2666 const char *qtest_log
= NULL
;
2667 const char *pid_file
= NULL
;
2668 const char *incoming
= NULL
;
2670 int show_vnc_port
= 0;
2672 bool defconfig
= true;
2673 bool userconfig
= true;
2674 const char *log_mask
= NULL
;
2675 const char *log_file
= NULL
;
2676 GMemVTable mem_trace
= {
2677 .malloc
= malloc_and_trace
,
2678 .realloc
= realloc_and_trace
,
2679 .free
= free_and_trace
,
2681 const char *trace_events
= NULL
;
2682 const char *trace_file
= NULL
;
2683 const ram_addr_t default_ram_size
= (ram_addr_t
)DEFAULT_RAM_SIZE
*
2685 ram_addr_t maxram_size
= default_ram_size
;
2686 uint64_t ram_slots
= 0;
2687 FILE *vmstate_dump_file
= NULL
;
2688 Error
*main_loop_err
= NULL
;
2690 atexit(qemu_run_exit_notifiers
);
2691 error_set_progname(argv
[0]);
2692 qemu_init_exec_dir(argv
[0]);
2694 g_mem_set_vtable(&mem_trace
);
2696 module_call_init(MODULE_INIT_QOM
);
2698 qemu_add_opts(&qemu_drive_opts
);
2699 qemu_add_drive_opts(&qemu_legacy_drive_opts
);
2700 qemu_add_drive_opts(&qemu_common_drive_opts
);
2701 qemu_add_drive_opts(&qemu_drive_opts
);
2702 qemu_add_opts(&qemu_chardev_opts
);
2703 qemu_add_opts(&qemu_device_opts
);
2704 qemu_add_opts(&qemu_netdev_opts
);
2705 qemu_add_opts(&qemu_net_opts
);
2706 qemu_add_opts(&qemu_rtc_opts
);
2707 qemu_add_opts(&qemu_global_opts
);
2708 qemu_add_opts(&qemu_mon_opts
);
2709 qemu_add_opts(&qemu_trace_opts
);
2710 qemu_add_opts(&qemu_option_rom_opts
);
2711 qemu_add_opts(&qemu_machine_opts
);
2712 qemu_add_opts(&qemu_mem_opts
);
2713 qemu_add_opts(&qemu_smp_opts
);
2714 qemu_add_opts(&qemu_boot_opts
);
2715 qemu_add_opts(&qemu_sandbox_opts
);
2716 qemu_add_opts(&qemu_add_fd_opts
);
2717 qemu_add_opts(&qemu_object_opts
);
2718 qemu_add_opts(&qemu_tpmdev_opts
);
2719 qemu_add_opts(&qemu_realtime_opts
);
2720 qemu_add_opts(&qemu_msg_opts
);
2721 qemu_add_opts(&qemu_name_opts
);
2722 qemu_add_opts(&qemu_numa_opts
);
2723 qemu_add_opts(&qemu_icount_opts
);
2724 qemu_add_opts(&qemu_semihosting_config_opts
);
2728 rtc_clock
= QEMU_CLOCK_HOST
;
2730 QLIST_INIT (&vm_change_state_head
);
2731 os_setup_early_signal_handling();
2733 module_call_init(MODULE_INIT_MACHINE
);
2734 machine_class
= find_default_machine();
2736 ram_size
= default_ram_size
;
2738 cyls
= heads
= secs
= 0;
2739 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2741 for (i
= 0; i
< MAX_NODES
; i
++) {
2742 numa_info
[i
].node_mem
= 0;
2743 numa_info
[i
].present
= false;
2744 bitmap_zero(numa_info
[i
].node_cpu
, MAX_CPUMASK_BITS
);
2748 max_numa_nodeid
= 0;
2751 bdrv_init_with_whitelist();
2755 /* first pass of option parsing */
2757 while (optind
< argc
) {
2758 if (argv
[optind
][0] != '-') {
2762 const QEMUOption
*popt
;
2764 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2765 switch (popt
->index
) {
2766 case QEMU_OPTION_nodefconfig
:
2769 case QEMU_OPTION_nouserconfig
:
2778 ret
= qemu_read_default_config_files(userconfig
);
2784 /* second pass of option parsing */
2789 if (argv
[optind
][0] != '-') {
2790 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
2792 const QEMUOption
*popt
;
2794 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2795 if (!(popt
->arch_mask
& arch_type
)) {
2796 printf("Option %s not supported for this target\n", popt
->name
);
2799 switch(popt
->index
) {
2801 machine_class
= machine_parse(optarg
);
2803 case QEMU_OPTION_no_kvm_irqchip
: {
2804 olist
= qemu_find_opts("machine");
2805 qemu_opts_parse(olist
, "kernel_irqchip=off", 0);
2808 case QEMU_OPTION_cpu
:
2809 /* hw initialization will check this */
2812 case QEMU_OPTION_hda
:
2816 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
2818 snprintf(buf
, sizeof(buf
),
2819 "%s,cyls=%d,heads=%d,secs=%d%s",
2820 HD_OPTS
, cyls
, heads
, secs
,
2821 translation
== BIOS_ATA_TRANSLATION_LBA
?
2823 translation
== BIOS_ATA_TRANSLATION_NONE
?
2824 ",trans=none" : "");
2825 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
2828 case QEMU_OPTION_hdb
:
2829 case QEMU_OPTION_hdc
:
2830 case QEMU_OPTION_hdd
:
2831 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
2834 case QEMU_OPTION_drive
:
2835 if (drive_def(optarg
) == NULL
) {
2839 case QEMU_OPTION_set
:
2840 if (qemu_set_option(optarg
) != 0)
2843 case QEMU_OPTION_global
:
2844 if (qemu_global_option(optarg
) != 0)
2847 case QEMU_OPTION_mtdblock
:
2848 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
2850 case QEMU_OPTION_sd
:
2851 drive_add(IF_SD
, -1, optarg
, SD_OPTS
);
2853 case QEMU_OPTION_pflash
:
2854 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
2856 case QEMU_OPTION_snapshot
:
2859 case QEMU_OPTION_hdachs
:
2863 cyls
= strtol(p
, (char **)&p
, 0);
2864 if (cyls
< 1 || cyls
> 16383)
2869 heads
= strtol(p
, (char **)&p
, 0);
2870 if (heads
< 1 || heads
> 16)
2875 secs
= strtol(p
, (char **)&p
, 0);
2876 if (secs
< 1 || secs
> 63)
2880 if (!strcmp(p
, "large")) {
2881 translation
= BIOS_ATA_TRANSLATION_LARGE
;
2882 } else if (!strcmp(p
, "rechs")) {
2883 translation
= BIOS_ATA_TRANSLATION_RECHS
;
2884 } else if (!strcmp(p
, "none")) {
2885 translation
= BIOS_ATA_TRANSLATION_NONE
;
2886 } else if (!strcmp(p
, "lba")) {
2887 translation
= BIOS_ATA_TRANSLATION_LBA
;
2888 } else if (!strcmp(p
, "auto")) {
2889 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2893 } else if (*p
!= '\0') {
2895 fprintf(stderr
, "qemu: invalid physical CHS format\n");
2898 if (hda_opts
!= NULL
) {
2900 snprintf(num
, sizeof(num
), "%d", cyls
);
2901 qemu_opt_set(hda_opts
, "cyls", num
);
2902 snprintf(num
, sizeof(num
), "%d", heads
);
2903 qemu_opt_set(hda_opts
, "heads", num
);
2904 snprintf(num
, sizeof(num
), "%d", secs
);
2905 qemu_opt_set(hda_opts
, "secs", num
);
2906 if (translation
== BIOS_ATA_TRANSLATION_LARGE
) {
2907 qemu_opt_set(hda_opts
, "trans", "large");
2908 } else if (translation
== BIOS_ATA_TRANSLATION_RECHS
) {
2909 qemu_opt_set(hda_opts
, "trans", "rechs");
2910 } else if (translation
== BIOS_ATA_TRANSLATION_LBA
) {
2911 qemu_opt_set(hda_opts
, "trans", "lba");
2912 } else if (translation
== BIOS_ATA_TRANSLATION_NONE
) {
2913 qemu_opt_set(hda_opts
, "trans", "none");
2918 case QEMU_OPTION_numa
:
2919 opts
= qemu_opts_parse(qemu_find_opts("numa"), optarg
, 1);
2924 case QEMU_OPTION_display
:
2925 display_type
= select_display(optarg
);
2927 case QEMU_OPTION_nographic
:
2928 display_type
= DT_NOGRAPHIC
;
2930 case QEMU_OPTION_curses
:
2931 #ifdef CONFIG_CURSES
2932 display_type
= DT_CURSES
;
2934 fprintf(stderr
, "Curses support is disabled\n");
2938 case QEMU_OPTION_portrait
:
2939 graphic_rotate
= 90;
2941 case QEMU_OPTION_rotate
:
2942 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
2943 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
2944 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
2946 "qemu: only 90, 180, 270 deg rotation is available\n");
2950 case QEMU_OPTION_kernel
:
2951 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
2953 case QEMU_OPTION_initrd
:
2954 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
2956 case QEMU_OPTION_append
:
2957 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
2959 case QEMU_OPTION_dtb
:
2960 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
2962 case QEMU_OPTION_cdrom
:
2963 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
2965 case QEMU_OPTION_boot
:
2966 opts
= qemu_opts_parse(qemu_find_opts("boot-opts"), optarg
, 1);
2971 case QEMU_OPTION_fda
:
2972 case QEMU_OPTION_fdb
:
2973 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
2976 case QEMU_OPTION_no_fd_bootchk
:
2979 case QEMU_OPTION_netdev
:
2980 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
2984 case QEMU_OPTION_net
:
2985 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
2989 #ifdef CONFIG_LIBISCSI
2990 case QEMU_OPTION_iscsi
:
2991 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
2998 case QEMU_OPTION_tftp
:
2999 legacy_tftp_prefix
= optarg
;
3001 case QEMU_OPTION_bootp
:
3002 legacy_bootp_filename
= optarg
;
3004 case QEMU_OPTION_redir
:
3005 if (net_slirp_redir(optarg
) < 0)
3009 case QEMU_OPTION_bt
:
3010 add_device_config(DEV_BT
, optarg
);
3012 case QEMU_OPTION_audio_help
:
3016 case QEMU_OPTION_soundhw
:
3017 select_soundhw (optarg
);
3022 case QEMU_OPTION_version
:
3026 case QEMU_OPTION_m
: {
3028 const char *mem_str
;
3029 const char *maxmem_str
, *slots_str
;
3031 opts
= qemu_opts_parse(qemu_find_opts("memory"),
3037 mem_str
= qemu_opt_get(opts
, "size");
3039 error_report("invalid -m option, missing 'size' option");
3043 error_report("missing 'size' option value");
3047 sz
= qemu_opt_get_size(opts
, "size", ram_size
);
3049 /* Fix up legacy suffix-less format */
3050 if (g_ascii_isdigit(mem_str
[strlen(mem_str
) - 1])) {
3051 uint64_t overflow_check
= sz
;
3054 if ((sz
>> 20) != overflow_check
) {
3055 error_report("too large 'size' option value");
3060 /* backward compatibility behaviour for case "-m 0" */
3062 sz
= default_ram_size
;
3065 sz
= QEMU_ALIGN_UP(sz
, 8192);
3067 if (ram_size
!= sz
) {
3068 error_report("ram size too large");
3071 maxram_size
= ram_size
;
3073 maxmem_str
= qemu_opt_get(opts
, "maxmem");
3074 slots_str
= qemu_opt_get(opts
, "slots");
3075 if (maxmem_str
&& slots_str
) {
3078 sz
= qemu_opt_get_size(opts
, "maxmem", 0);
3079 if (sz
< ram_size
) {
3080 error_report("invalid -m option value: maxmem "
3081 "(0x%" PRIx64
") <= initial memory (0x"
3082 RAM_ADDR_FMT
")", sz
, ram_size
);
3086 slots
= qemu_opt_get_number(opts
, "slots", 0);
3087 if ((sz
> ram_size
) && !slots
) {
3088 error_report("invalid -m option value: maxmem "
3089 "(0x%" PRIx64
") more than initial memory (0x"
3090 RAM_ADDR_FMT
") but no hotplug slots where "
3091 "specified", sz
, ram_size
);
3095 if ((sz
<= ram_size
) && slots
) {
3096 error_report("invalid -m option value: %"
3097 PRIu64
" hotplug slots where specified but "
3098 "maxmem (0x%" PRIx64
") <= initial memory (0x"
3099 RAM_ADDR_FMT
")", slots
, sz
, ram_size
);
3104 } else if ((!maxmem_str
&& slots_str
) ||
3105 (maxmem_str
&& !slots_str
)) {
3106 error_report("invalid -m option value: missing "
3107 "'%s' option", slots_str
? "maxmem" : "slots");
3113 case QEMU_OPTION_tpmdev
:
3114 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg
) < 0) {
3119 case QEMU_OPTION_mempath
:
3122 case QEMU_OPTION_mem_prealloc
:
3132 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
3134 case QEMU_OPTION_gdb
:
3135 add_device_config(DEV_GDB
, optarg
);
3138 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3139 data_dir
[data_dir_idx
++] = optarg
;
3142 case QEMU_OPTION_bios
:
3143 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg
);
3145 case QEMU_OPTION_singlestep
:
3152 keyboard_layout
= optarg
;
3154 case QEMU_OPTION_localtime
:
3157 case QEMU_OPTION_vga
:
3166 w
= strtol(p
, (char **)&p
, 10);
3169 fprintf(stderr
, "qemu: invalid resolution or depth\n");
3175 h
= strtol(p
, (char **)&p
, 10);
3180 depth
= strtol(p
, (char **)&p
, 10);
3181 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
3182 depth
!= 24 && depth
!= 32)
3184 } else if (*p
== '\0') {
3185 depth
= graphic_depth
;
3192 graphic_depth
= depth
;
3195 case QEMU_OPTION_echr
:
3198 term_escape_char
= strtol(optarg
, &r
, 0);
3200 printf("Bad argument to echr\n");
3203 case QEMU_OPTION_monitor
:
3204 default_monitor
= 0;
3205 if (strncmp(optarg
, "none", 4)) {
3206 monitor_parse(optarg
, "readline", false);
3209 case QEMU_OPTION_qmp
:
3210 monitor_parse(optarg
, "control", false);
3211 default_monitor
= 0;
3213 case QEMU_OPTION_qmp_pretty
:
3214 monitor_parse(optarg
, "control", true);
3215 default_monitor
= 0;
3217 case QEMU_OPTION_mon
:
3218 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
3222 default_monitor
= 0;
3224 case QEMU_OPTION_chardev
:
3225 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
3230 case QEMU_OPTION_fsdev
:
3231 olist
= qemu_find_opts("fsdev");
3233 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
3236 opts
= qemu_opts_parse(olist
, optarg
, 1);
3241 case QEMU_OPTION_virtfs
: {
3244 const char *writeout
, *sock_fd
, *socket
;
3246 olist
= qemu_find_opts("virtfs");
3248 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
3251 opts
= qemu_opts_parse(olist
, optarg
, 1);
3256 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
3257 qemu_opt_get(opts
, "mount_tag") == NULL
) {
3258 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3261 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
3262 qemu_opt_get(opts
, "mount_tag"),
3265 fprintf(stderr
, "duplicate fsdev id: %s\n",
3266 qemu_opt_get(opts
, "mount_tag"));
3270 writeout
= qemu_opt_get(opts
, "writeout");
3272 #ifdef CONFIG_SYNC_FILE_RANGE
3273 qemu_opt_set(fsdev
, "writeout", writeout
);
3275 fprintf(stderr
, "writeout=immediate not supported on "
3280 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3281 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3282 qemu_opt_set(fsdev
, "security_model",
3283 qemu_opt_get(opts
, "security_model"));
3284 socket
= qemu_opt_get(opts
, "socket");
3286 qemu_opt_set(fsdev
, "socket", socket
);
3288 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3290 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3293 qemu_opt_set_bool(fsdev
, "readonly",
3294 qemu_opt_get_bool(opts
, "readonly", 0));
3295 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3297 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3298 qemu_opt_set(device
, "fsdev",
3299 qemu_opt_get(opts
, "mount_tag"));
3300 qemu_opt_set(device
, "mount_tag",
3301 qemu_opt_get(opts
, "mount_tag"));
3304 case QEMU_OPTION_virtfs_synth
: {
3308 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3311 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3314 qemu_opt_set(fsdev
, "fsdriver", "synth");
3316 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3318 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3319 qemu_opt_set(device
, "fsdev", "v_synth");
3320 qemu_opt_set(device
, "mount_tag", "v_synth");
3323 case QEMU_OPTION_serial
:
3324 add_device_config(DEV_SERIAL
, optarg
);
3326 if (strncmp(optarg
, "mon:", 4) == 0) {
3327 default_monitor
= 0;
3330 case QEMU_OPTION_watchdog
:
3333 "qemu: only one watchdog option may be given\n");
3338 case QEMU_OPTION_watchdog_action
:
3339 if (select_watchdog_action(optarg
) == -1) {
3340 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3344 case QEMU_OPTION_virtiocon
:
3345 add_device_config(DEV_VIRTCON
, optarg
);
3346 default_virtcon
= 0;
3347 if (strncmp(optarg
, "mon:", 4) == 0) {
3348 default_monitor
= 0;
3351 case QEMU_OPTION_parallel
:
3352 add_device_config(DEV_PARALLEL
, optarg
);
3353 default_parallel
= 0;
3354 if (strncmp(optarg
, "mon:", 4) == 0) {
3355 default_monitor
= 0;
3358 case QEMU_OPTION_debugcon
:
3359 add_device_config(DEV_DEBUGCON
, optarg
);
3361 case QEMU_OPTION_loadvm
:
3364 case QEMU_OPTION_full_screen
:
3367 case QEMU_OPTION_no_frame
:
3370 case QEMU_OPTION_alt_grab
:
3373 case QEMU_OPTION_ctrl_grab
:
3376 case QEMU_OPTION_no_quit
:
3379 case QEMU_OPTION_sdl
:
3381 display_type
= DT_SDL
;
3384 fprintf(stderr
, "SDL support is disabled\n");
3387 case QEMU_OPTION_pidfile
:
3390 case QEMU_OPTION_win2k_hack
:
3391 win2k_install_hack
= 1;
3393 case QEMU_OPTION_rtc_td_hack
: {
3394 static GlobalProperty slew_lost_ticks
[] = {
3396 .driver
= "mc146818rtc",
3397 .property
= "lost_tick_policy",
3400 { /* end of list */ }
3403 qdev_prop_register_global_list(slew_lost_ticks
);
3406 case QEMU_OPTION_acpitable
:
3407 opts
= qemu_opts_parse(qemu_find_opts("acpi"), optarg
, 1);
3411 do_acpitable_option(opts
);
3413 case QEMU_OPTION_smbios
:
3414 opts
= qemu_opts_parse(qemu_find_opts("smbios"), optarg
, 0);
3418 do_smbios_option(opts
);
3420 case QEMU_OPTION_enable_kvm
:
3421 olist
= qemu_find_opts("machine");
3422 qemu_opts_parse(olist
, "accel=kvm", 0);
3424 case QEMU_OPTION_machine
:
3425 olist
= qemu_find_opts("machine");
3426 opts
= qemu_opts_parse(olist
, optarg
, 1);
3430 optarg
= qemu_opt_get(opts
, "type");
3432 machine_class
= machine_parse(optarg
);
3435 case QEMU_OPTION_no_kvm
:
3436 olist
= qemu_find_opts("machine");
3437 qemu_opts_parse(olist
, "accel=tcg", 0);
3439 case QEMU_OPTION_no_kvm_pit
: {
3440 fprintf(stderr
, "Warning: KVM PIT can no longer be disabled "
3444 case QEMU_OPTION_no_kvm_pit_reinjection
: {
3445 static GlobalProperty kvm_pit_lost_tick_policy
[] = {
3447 .driver
= "kvm-pit",
3448 .property
= "lost_tick_policy",
3451 { /* end of list */ }
3454 fprintf(stderr
, "Warning: option deprecated, use "
3455 "lost_tick_policy property of kvm-pit instead.\n");
3456 qdev_prop_register_global_list(kvm_pit_lost_tick_policy
);
3459 case QEMU_OPTION_usb
:
3460 olist
= qemu_find_opts("machine");
3461 qemu_opts_parse(olist
, "usb=on", 0);
3463 case QEMU_OPTION_usbdevice
:
3464 olist
= qemu_find_opts("machine");
3465 qemu_opts_parse(olist
, "usb=on", 0);
3466 add_device_config(DEV_USB
, optarg
);
3468 case QEMU_OPTION_device
:
3469 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3473 case QEMU_OPTION_smp
:
3474 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg
, 1)) {
3478 case QEMU_OPTION_vnc
:
3481 vnc_display
= optarg
;
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
);
3760 if (qemu_init_main_loop(&main_loop_err
)) {
3761 error_report("%s", error_get_pretty(main_loop_err
));
3765 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
3769 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name
, NULL
, 1)) {
3774 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
3778 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
3783 if (machine_class
== NULL
) {
3784 fprintf(stderr
, "No machine specified, and there is no default.\n"
3785 "Use -machine help to list supported machines!\n");
3789 current_machine
= MACHINE(object_new(object_class_get_name(
3790 OBJECT_CLASS(machine_class
))));
3791 if (machine_help_func(qemu_get_machine_opts(), current_machine
)) {
3794 object_property_add_child(object_get_root(), "machine",
3795 OBJECT(current_machine
), &error_abort
);
3796 cpu_exec_init_all();
3798 if (machine_class
->hw_version
) {
3799 qemu_set_version(machine_class
->hw_version
);
3802 /* Init CPU def lists, based on config
3803 * - Must be called after all the qemu_read_config_file() calls
3804 * - Must be called before list_cpus()
3805 * - Must be called before machine->init()
3809 if (cpu_model
&& is_help_option(cpu_model
)) {
3810 list_cpus(stdout
, &fprintf
, cpu_model
);
3814 /* Open the logfile at this point, if necessary. We can't open the logfile
3815 * when encountering either of the logging options (-d or -D) because the
3816 * other one may be encountered later on the command line, changing the
3817 * location or level of logging.
3822 qemu_set_log_filename(log_file
);
3825 mask
= qemu_str_to_log_mask(log_mask
);
3827 qemu_print_log_usage(stdout
);
3833 if (!is_daemonized()) {
3834 if (!trace_init_backends(trace_events
, trace_file
)) {
3839 /* If no data_dir is specified then try to find it relative to the
3841 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3842 data_dir
[data_dir_idx
] = os_find_datadir();
3843 if (data_dir
[data_dir_idx
] != NULL
) {
3847 /* If all else fails use the install path specified when building. */
3848 if (data_dir_idx
< ARRAY_SIZE(data_dir
)) {
3849 data_dir
[data_dir_idx
++] = CONFIG_QEMU_DATADIR
;
3852 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL
));
3854 machine_class
->max_cpus
= machine_class
->max_cpus
?: 1; /* Default to UP */
3855 if (smp_cpus
> machine_class
->max_cpus
) {
3856 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
3857 "supported by machine `%s' (%d)\n", smp_cpus
,
3858 machine_class
->name
, machine_class
->max_cpus
);
3863 * Get the default machine options from the machine if it is not already
3864 * specified either by the configuration file or by the command line.
3866 if (machine_class
->default_machine_opts
) {
3867 qemu_opts_set_defaults(qemu_find_opts("machine"),
3868 machine_class
->default_machine_opts
, 0);
3871 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
3872 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
3874 if (!vga_model
&& !default_vga
) {
3875 vga_interface_type
= VGA_DEVICE
;
3877 if (!has_defaults
|| machine_class
->no_serial
) {
3880 if (!has_defaults
|| machine_class
->no_parallel
) {
3881 default_parallel
= 0;
3883 if (!has_defaults
|| !machine_class
->use_virtcon
) {
3884 default_virtcon
= 0;
3886 if (!has_defaults
|| !machine_class
->use_sclp
) {
3889 if (!has_defaults
|| machine_class
->no_floppy
) {
3892 if (!has_defaults
|| machine_class
->no_cdrom
) {
3895 if (!has_defaults
|| machine_class
->no_sdcard
) {
3898 if (!has_defaults
) {
3899 default_monitor
= 0;
3904 if (is_daemonized()) {
3905 /* According to documentation and historically, -nographic redirects
3906 * serial port, parallel port and monitor to stdio, which does not work
3907 * with -daemonize. We can redirect these to null instead, but since
3908 * -nographic is legacy, let's just error out.
3909 * We disallow -nographic only if all other ports are not redirected
3910 * explicitly, to not break existing legacy setups which uses
3911 * -nographic _and_ redirects all ports explicitly - this is valid
3912 * usage, -nographic is just a no-op in this case.
3914 if (display_type
== DT_NOGRAPHIC
3915 && (default_parallel
|| default_serial
3916 || default_monitor
|| default_virtcon
)) {
3917 fprintf(stderr
, "-nographic can not be used with -daemonize\n");
3920 #ifdef CONFIG_CURSES
3921 if (display_type
== DT_CURSES
) {
3922 fprintf(stderr
, "curses display can not be used with -daemonize\n");
3928 if (display_type
== DT_NOGRAPHIC
) {
3929 if (default_parallel
)
3930 add_device_config(DEV_PARALLEL
, "null");
3931 if (default_serial
&& default_monitor
) {
3932 add_device_config(DEV_SERIAL
, "mon:stdio");
3933 } else if (default_virtcon
&& default_monitor
) {
3934 add_device_config(DEV_VIRTCON
, "mon:stdio");
3935 } else if (default_sclp
&& default_monitor
) {
3936 add_device_config(DEV_SCLP
, "mon:stdio");
3939 add_device_config(DEV_SERIAL
, "stdio");
3940 if (default_virtcon
)
3941 add_device_config(DEV_VIRTCON
, "stdio");
3943 add_device_config(DEV_SCLP
, "stdio");
3945 if (default_monitor
)
3946 monitor_parse("stdio", "readline", false);
3950 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
3951 if (default_parallel
)
3952 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
3953 if (default_monitor
)
3954 monitor_parse("vc:80Cx24C", "readline", false);
3955 if (default_virtcon
)
3956 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
3958 add_device_config(DEV_SCLP
, "vc:80Cx24C");
3962 if (display_type
== DT_DEFAULT
&& !display_remote
) {
3963 #if defined(CONFIG_GTK)
3964 display_type
= DT_GTK
;
3965 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3966 display_type
= DT_SDL
;
3967 #elif defined(CONFIG_VNC)
3968 vnc_display
= "localhost:0,to=99";
3971 display_type
= DT_NONE
;
3975 if ((no_frame
|| alt_grab
|| ctrl_grab
) && display_type
!= DT_SDL
) {
3976 fprintf(stderr
, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3977 "for SDL, ignoring option\n");
3979 if (no_quit
&& (display_type
!= DT_GTK
&& display_type
!= DT_SDL
)) {
3980 fprintf(stderr
, "-no-quit is only valid for GTK and SDL, "
3981 "ignoring option\n");
3984 #if defined(CONFIG_GTK)
3985 if (display_type
== DT_GTK
) {
3986 early_gtk_display_init();
3992 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
3994 #ifdef CONFIG_VIRTFS
3995 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
4000 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
4001 fprintf(stderr
, "Could not acquire pid file: %s\n", strerror(errno
));
4005 /* store value for the future use */
4006 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size
);
4008 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
4013 if (qemu_opts_foreach(qemu_find_opts("object"),
4014 object_create
, NULL
, 0) != 0) {
4018 machine_opts
= qemu_get_machine_opts();
4019 if (qemu_opt_foreach(machine_opts
, machine_set_property
, current_machine
,
4021 object_unref(OBJECT(current_machine
));
4025 configure_accelerator(current_machine
);
4028 Error
*local_err
= NULL
;
4029 qtest_init(qtest_chrdev
, qtest_log
, &local_err
);
4031 error_report("%s", error_get_pretty(local_err
));
4032 error_free(local_err
);
4037 machine_opts
= qemu_get_machine_opts();
4038 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
4039 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
4040 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
4041 bios_name
= qemu_opt_get(machine_opts
, "firmware");
4043 boot_order
= machine_class
->default_boot_order
;
4044 opts
= qemu_opts_find(qemu_find_opts("boot-opts"), NULL
);
4046 char *normal_boot_order
;
4047 const char *order
, *once
;
4048 Error
*local_err
= NULL
;
4050 order
= qemu_opt_get(opts
, "order");
4052 validate_bootdevices(order
, &local_err
);
4054 error_report("%s", error_get_pretty(local_err
));
4060 once
= qemu_opt_get(opts
, "once");
4062 validate_bootdevices(once
, &local_err
);
4064 error_report("%s", error_get_pretty(local_err
));
4067 normal_boot_order
= g_strdup(boot_order
);
4069 qemu_register_reset(restore_boot_order
, normal_boot_order
);
4072 boot_menu
= qemu_opt_get_bool(opts
, "menu", boot_menu
);
4073 boot_strict
= qemu_opt_get_bool(opts
, "strict", false);
4076 if (!kernel_cmdline
) {
4077 kernel_cmdline
= "";
4078 current_machine
->kernel_cmdline
= (char *)kernel_cmdline
;
4081 linux_boot
= (kernel_filename
!= NULL
);
4083 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
4084 fprintf(stderr
, "-append only allowed with -kernel option\n");
4088 if (!linux_boot
&& initrd_filename
!= NULL
) {
4089 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
4093 if (!linux_boot
&& qemu_opt_get(machine_opts
, "dtb")) {
4094 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
4098 os_set_line_buffering();
4100 qemu_init_cpu_loop();
4101 qemu_mutex_lock_iothread();
4104 /* spice needs the timers to be initialized by this point */
4110 if (kvm_enabled() || xen_enabled()) {
4111 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
4114 configure_icount(icount_opts
, &error_abort
);
4115 qemu_opts_del(icount_opts
);
4118 /* clean up network at qemu process termination */
4119 atexit(&net_cleanup
);
4121 if (net_init_clients() < 0) {
4126 if (tpm_init() < 0) {
4131 /* init the bluetooth world */
4132 if (foreach_device_config(DEV_BT
, bt_parse
))
4135 if (!xen_enabled()) {
4136 /* On 32-bit hosts, QEMU is limited by virtual address space */
4137 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
4138 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
4146 /* If the currently selected machine wishes to override the units-per-bus
4147 * property of its default HBA interface type, do so now. */
4148 if (machine_class
->units_per_default_bus
) {
4149 override_max_devs(machine_class
->block_default_type
,
4150 machine_class
->units_per_default_bus
);
4153 /* open the virtual block devices */
4155 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
4156 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
,
4157 &machine_class
->block_default_type
, 1) != 0) {
4161 default_drive(default_cdrom
, snapshot
, machine_class
->block_default_type
, 2,
4163 default_drive(default_floppy
, snapshot
, IF_FLOPPY
, 0, FD_OPTS
);
4164 default_drive(default_sdcard
, snapshot
, IF_SD
, 0, SD_OPTS
);
4166 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func
,
4173 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
4177 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
4179 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
4181 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
4183 if (foreach_device_config(DEV_SCLP
, sclp_parse
) < 0) {
4186 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
4189 /* If no default VGA is requested, the default is "none". */
4191 if (machine_class
->default_display
) {
4192 vga_model
= machine_class
->default_display
;
4193 } else if (cirrus_vga_available()) {
4194 vga_model
= "cirrus";
4195 } else if (vga_available()) {
4200 select_vgahw(vga_model
);
4204 i
= select_watchdog(watchdog
);
4206 exit (i
== 1 ? 1 : 0);
4209 if (machine_class
->compat_props
) {
4210 qdev_prop_register_global_list(machine_class
->compat_props
);
4214 qdev_machine_init();
4216 current_machine
->ram_size
= ram_size
;
4217 current_machine
->maxram_size
= maxram_size
;
4218 current_machine
->ram_slots
= ram_slots
;
4219 current_machine
->boot_order
= boot_order
;
4220 current_machine
->cpu_model
= cpu_model
;
4222 machine_class
->init(current_machine
);
4228 cpu_synchronize_all_post_init();
4232 /* init USB devices */
4233 if (usb_enabled(false)) {
4234 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
4238 /* init generic devices */
4239 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
4242 /* Did we create any drives that we failed to create a device for? */
4243 drive_check_orphaned();
4245 net_check_clients();
4247 ds
= init_displaystate();
4249 /* init local displays */
4250 switch (display_type
) {
4252 (void)ds
; /* avoid warning if no display is configured */
4254 #if defined(CONFIG_CURSES)
4256 curses_display_init(ds
, full_screen
);
4259 #if defined(CONFIG_SDL)
4261 sdl_display_init(ds
, full_screen
, no_frame
);
4263 #elif defined(CONFIG_COCOA)
4265 cocoa_display_init(ds
, full_screen
);
4268 #if defined(CONFIG_GTK)
4270 gtk_display_init(ds
, full_screen
, grab_on_hover
);
4277 /* must be after terminal init, SDL library changes signal handlers */
4278 os_setup_signal_handling();
4281 /* init remote displays */
4283 Error
*local_err
= NULL
;
4284 vnc_display_init(ds
);
4285 vnc_display_open(ds
, vnc_display
, &local_err
);
4286 if (local_err
!= NULL
) {
4287 error_report("Failed to start VNC server on `%s': %s",
4288 vnc_display
, error_get_pretty(local_err
));
4289 error_free(local_err
);
4293 if (show_vnc_port
) {
4294 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds
));
4300 qemu_spice_display_init();
4304 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
4308 qdev_machine_creation_done();
4310 if (rom_load_all() != 0) {
4311 fprintf(stderr
, "rom loading failed\n");
4315 /* TODO: once all bus devices are qdevified, this should be done
4316 * when bus is created by qdev.c */
4317 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
4318 qemu_run_machine_init_done_notifiers();
4320 /* Done notifiers can load ROMs */
4323 qemu_system_reset(VMRESET_SILENT
);
4325 if (load_vmstate(loadvm
) < 0) {
4330 qdev_prop_check_globals();
4331 if (vmstate_dump_file
) {
4333 dump_vmstate_json_to_file(vmstate_dump_file
);
4338 Error
*local_err
= NULL
;
4339 qemu_start_incoming_migration(incoming
, &local_err
);
4341 error_report("-incoming %s: %s", incoming
,
4342 error_get_pretty(local_err
));
4343 error_free(local_err
);
4346 } else if (autostart
) {
4352 if (is_daemonized()) {
4353 if (!trace_init_backends(trace_events
, trace_file
)) {