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
33 /* Needed early for CONFIG_BSD etc. */
34 #include "config-host.h"
38 #include <sys/times.h>
42 #include <sys/ioctl.h>
43 #include <sys/resource.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
47 #include <arpa/inet.h>
50 #include <sys/select.h>
54 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
63 #include <linux/ppdev.h>
64 #include <linux/parport.h>
68 #include "qemu-seccomp.h"
73 #include <sys/ethernet.h>
74 #include <sys/sockio.h>
75 #include <netinet/arp.h>
76 #include <netinet/in_systm.h>
77 #include <netinet/ip.h>
78 #include <netinet/ip_icmp.h> // must come after ip.h
79 #include <netinet/udp.h>
80 #include <netinet/tcp.h>
88 #if defined(CONFIG_VDE)
89 #include <libvdeplug.h>
97 #if defined(__APPLE__) || defined(main)
99 int qemu_main(int argc
, char **argv
, char **envp
);
100 int main(int argc
, char **argv
)
102 return qemu_main(argc
, argv
, NULL
);
105 #define main qemu_main
107 #endif /* CONFIG_SDL */
111 #define main qemu_main
112 #endif /* CONFIG_COCOA */
117 #include "hw/boards.h"
119 #include "hw/pcmcia.h"
124 #include "hw/watchdog.h"
125 #include "hw/smbios.h"
128 #include "hw/loader.h"
131 #include "net/slirp.h"
136 #include "qemu-timer.h"
137 #include "qemu-char.h"
138 #include "cache-utils.h"
139 #include "blockdev.h"
140 #include "hw/block-common.h"
141 #include "block-migration.h"
143 #include "audio/audio.h"
144 #include "migration.h"
147 #include "qemu-option.h"
148 #include "qemu-config.h"
149 #include "qemu-options.h"
150 #include "qmp-commands.h"
151 #include "main-loop.h"
153 #include "fsdev/qemu-fsdev.h"
159 #include "qemu_socket.h"
161 #include "slirp/libslirp.h"
164 #include "trace/control.h"
165 #include "qemu-queue.h"
167 #include "arch_init.h"
170 #include "ui/qemu-spice.h"
173 //#define DEBUG_SLIRP
175 #define DEFAULT_RAM_SIZE 128
177 #define MAX_VIRTIO_CONSOLES 1
179 static const char *data_dir
;
180 const char *bios_name
= NULL
;
181 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
182 DisplayType display_type
= DT_DEFAULT
;
183 int display_remote
= 0;
184 const char* keyboard_layout
= NULL
;
186 const char *mem_path
= NULL
;
188 int mem_prealloc
= 0; /* force preallocation of physical target memory */
191 NICInfo nd_table
[MAX_NICS
];
193 static int rtc_utc
= 1;
194 static int rtc_date_offset
= -1; /* -1 means no change */
195 QEMUClock
*rtc_clock
;
196 int vga_interface_type
= VGA_NONE
;
197 static int full_screen
= 0;
199 static int no_frame
= 0;
202 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
203 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
204 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
205 int win2k_install_hack
= 0;
213 const char *vnc_display
;
215 int acpi_enabled
= 1;
221 int graphic_rotate
= 0;
222 const char *watchdog
;
223 QEMUOptionRom option_rom
[MAX_OPTION_ROMS
];
225 int semihosting_enabled
= 0;
227 const char *qemu_name
;
230 unsigned int nb_prom_envs
= 0;
231 const char *prom_envs
[MAX_PROM_ENVS
];
233 uint8_t *boot_splash_filedata
;
234 int boot_splash_filedata_size
;
235 uint8_t qemu_extra_params_fw
[2];
237 typedef struct FWBootEntry FWBootEntry
;
240 QTAILQ_ENTRY(FWBootEntry
) link
;
246 QTAILQ_HEAD(, FWBootEntry
) fw_boot_order
= QTAILQ_HEAD_INITIALIZER(fw_boot_order
);
249 uint64_t node_mem
[MAX_NODES
];
250 unsigned long *node_cpumask
[MAX_NODES
];
252 uint8_t qemu_uuid
[16];
254 static QEMUBootSetHandler
*boot_set_handler
;
255 static void *boot_set_opaque
;
257 static NotifierList exit_notifiers
=
258 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
260 static NotifierList machine_init_done_notifiers
=
261 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers
);
263 static int tcg_allowed
= 1;
267 enum xen_mode xen_mode
= XEN_EMULATE
;
268 static int tcg_tb_size
;
270 static int default_serial
= 1;
271 static int default_parallel
= 1;
272 static int default_virtcon
= 1;
273 static int default_monitor
= 1;
274 static int default_floppy
= 1;
275 static int default_cdrom
= 1;
276 static int default_sdcard
= 1;
277 static int default_vga
= 1;
283 { .driver
= "isa-serial", .flag
= &default_serial
},
284 { .driver
= "isa-parallel", .flag
= &default_parallel
},
285 { .driver
= "isa-fdc", .flag
= &default_floppy
},
286 { .driver
= "ide-cd", .flag
= &default_cdrom
},
287 { .driver
= "ide-hd", .flag
= &default_cdrom
},
288 { .driver
= "ide-drive", .flag
= &default_cdrom
},
289 { .driver
= "scsi-cd", .flag
= &default_cdrom
},
290 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
291 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
292 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
293 { .driver
= "VGA", .flag
= &default_vga
},
294 { .driver
= "isa-vga", .flag
= &default_vga
},
295 { .driver
= "cirrus-vga", .flag
= &default_vga
},
296 { .driver
= "isa-cirrus-vga", .flag
= &default_vga
},
297 { .driver
= "vmware-svga", .flag
= &default_vga
},
298 { .driver
= "qxl-vga", .flag
= &default_vga
},
301 const char *qemu_get_vm_name(void)
306 static void res_free(void)
308 if (boot_splash_filedata
!= NULL
) {
309 g_free(boot_splash_filedata
);
310 boot_splash_filedata
= NULL
;
314 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
316 const char *driver
= qemu_opt_get(opts
, "driver");
321 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
322 if (strcmp(default_list
[i
].driver
, driver
) != 0)
324 *(default_list
[i
].flag
) = 0;
329 /***********************************************************/
332 static RunState current_run_state
= RUN_STATE_PRELAUNCH
;
337 } RunStateTransition
;
339 static const RunStateTransition runstate_transitions_def
[] = {
341 { RUN_STATE_DEBUG
, RUN_STATE_RUNNING
},
343 { RUN_STATE_INMIGRATE
, RUN_STATE_RUNNING
},
344 { RUN_STATE_INMIGRATE
, RUN_STATE_PRELAUNCH
},
346 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_PAUSED
},
347 { RUN_STATE_INTERNAL_ERROR
, RUN_STATE_FINISH_MIGRATE
},
349 { RUN_STATE_IO_ERROR
, RUN_STATE_RUNNING
},
350 { RUN_STATE_IO_ERROR
, RUN_STATE_FINISH_MIGRATE
},
352 { RUN_STATE_PAUSED
, RUN_STATE_RUNNING
},
353 { RUN_STATE_PAUSED
, RUN_STATE_FINISH_MIGRATE
},
355 { RUN_STATE_POSTMIGRATE
, RUN_STATE_RUNNING
},
356 { RUN_STATE_POSTMIGRATE
, RUN_STATE_FINISH_MIGRATE
},
358 { RUN_STATE_PRELAUNCH
, RUN_STATE_RUNNING
},
359 { RUN_STATE_PRELAUNCH
, RUN_STATE_FINISH_MIGRATE
},
360 { RUN_STATE_PRELAUNCH
, RUN_STATE_INMIGRATE
},
362 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_RUNNING
},
363 { RUN_STATE_FINISH_MIGRATE
, RUN_STATE_POSTMIGRATE
},
365 { RUN_STATE_RESTORE_VM
, RUN_STATE_RUNNING
},
367 { RUN_STATE_RUNNING
, RUN_STATE_DEBUG
},
368 { RUN_STATE_RUNNING
, RUN_STATE_INTERNAL_ERROR
},
369 { RUN_STATE_RUNNING
, RUN_STATE_IO_ERROR
},
370 { RUN_STATE_RUNNING
, RUN_STATE_PAUSED
},
371 { RUN_STATE_RUNNING
, RUN_STATE_FINISH_MIGRATE
},
372 { RUN_STATE_RUNNING
, RUN_STATE_RESTORE_VM
},
373 { RUN_STATE_RUNNING
, RUN_STATE_SAVE_VM
},
374 { RUN_STATE_RUNNING
, RUN_STATE_SHUTDOWN
},
375 { RUN_STATE_RUNNING
, RUN_STATE_WATCHDOG
},
377 { RUN_STATE_SAVE_VM
, RUN_STATE_RUNNING
},
379 { RUN_STATE_SHUTDOWN
, RUN_STATE_PAUSED
},
380 { RUN_STATE_SHUTDOWN
, RUN_STATE_FINISH_MIGRATE
},
382 { RUN_STATE_DEBUG
, RUN_STATE_SUSPENDED
},
383 { RUN_STATE_RUNNING
, RUN_STATE_SUSPENDED
},
384 { RUN_STATE_SUSPENDED
, RUN_STATE_RUNNING
},
385 { RUN_STATE_SUSPENDED
, RUN_STATE_FINISH_MIGRATE
},
387 { RUN_STATE_WATCHDOG
, RUN_STATE_RUNNING
},
388 { RUN_STATE_WATCHDOG
, RUN_STATE_FINISH_MIGRATE
},
390 { RUN_STATE_MAX
, RUN_STATE_MAX
},
393 static bool runstate_valid_transitions
[RUN_STATE_MAX
][RUN_STATE_MAX
];
395 bool runstate_check(RunState state
)
397 return current_run_state
== state
;
400 void runstate_init(void)
402 const RunStateTransition
*p
;
404 memset(&runstate_valid_transitions
, 0, sizeof(runstate_valid_transitions
));
406 for (p
= &runstate_transitions_def
[0]; p
->from
!= RUN_STATE_MAX
; p
++) {
407 runstate_valid_transitions
[p
->from
][p
->to
] = true;
411 /* This function will abort() on invalid state transitions */
412 void runstate_set(RunState new_state
)
414 assert(new_state
< RUN_STATE_MAX
);
416 if (!runstate_valid_transitions
[current_run_state
][new_state
]) {
417 fprintf(stderr
, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
418 RunState_lookup
[current_run_state
],
419 RunState_lookup
[new_state
]);
423 current_run_state
= new_state
;
426 int runstate_is_running(void)
428 return runstate_check(RUN_STATE_RUNNING
);
431 StatusInfo
*qmp_query_status(Error
**errp
)
433 StatusInfo
*info
= g_malloc0(sizeof(*info
));
435 info
->running
= runstate_is_running();
436 info
->singlestep
= singlestep
;
437 info
->status
= current_run_state
;
442 /***********************************************************/
443 /* real time host monotonic timer */
445 /***********************************************************/
446 /* host time/date access */
447 void qemu_get_timedate(struct tm
*tm
, int offset
)
454 if (rtc_date_offset
== -1) {
458 ret
= localtime(&ti
);
460 ti
-= rtc_date_offset
;
464 memcpy(tm
, ret
, sizeof(struct tm
));
467 int qemu_timedate_diff(struct tm
*tm
)
471 if (rtc_date_offset
== -1)
473 seconds
= mktimegm(tm
);
476 tmp
.tm_isdst
= -1; /* use timezone to figure it out */
477 seconds
= mktime(&tmp
);
480 seconds
= mktimegm(tm
) + rtc_date_offset
;
482 return seconds
- time(NULL
);
485 void rtc_change_mon_event(struct tm
*tm
)
489 data
= qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm
));
490 monitor_protocol_event(QEVENT_RTC_CHANGE
, data
);
491 qobject_decref(data
);
494 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
496 time_t rtc_start_date
;
499 if (!strcmp(startdate
, "now") && legacy
) {
500 rtc_date_offset
= -1;
502 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
510 } else if (sscanf(startdate
, "%d-%d-%d",
522 rtc_start_date
= mktimegm(&tm
);
523 if (rtc_start_date
== -1) {
525 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
526 "'2006-06-17T16:01:21' or '2006-06-17'\n");
529 rtc_date_offset
= time(NULL
) - rtc_start_date
;
533 static void configure_rtc(QemuOpts
*opts
)
537 value
= qemu_opt_get(opts
, "base");
539 if (!strcmp(value
, "utc")) {
541 } else if (!strcmp(value
, "localtime")) {
544 configure_rtc_date_offset(value
, 0);
547 value
= qemu_opt_get(opts
, "clock");
549 if (!strcmp(value
, "host")) {
550 rtc_clock
= host_clock
;
551 } else if (!strcmp(value
, "rt")) {
552 rtc_clock
= rt_clock
;
553 } else if (!strcmp(value
, "vm")) {
554 rtc_clock
= vm_clock
;
556 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
560 value
= qemu_opt_get(opts
, "driftfix");
562 if (!strcmp(value
, "slew")) {
563 static GlobalProperty slew_lost_ticks
[] = {
565 .driver
= "mc146818rtc",
566 .property
= "lost_tick_policy",
569 { /* end of list */ }
572 qdev_prop_register_global_list(slew_lost_ticks
);
573 } else if (!strcmp(value
, "none")) {
574 /* discard is default */
576 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
582 /***********************************************************/
583 /* Bluetooth support */
586 static struct HCIInfo
*hci_table
[MAX_NICS
];
588 static struct bt_vlan_s
{
589 struct bt_scatternet_s net
;
591 struct bt_vlan_s
*next
;
594 /* find or alloc a new bluetooth "VLAN" */
595 static struct bt_scatternet_s
*qemu_find_bt_vlan(int id
)
597 struct bt_vlan_s
**pvlan
, *vlan
;
598 for (vlan
= first_bt_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
602 vlan
= g_malloc0(sizeof(struct bt_vlan_s
));
604 pvlan
= &first_bt_vlan
;
605 while (*pvlan
!= NULL
)
606 pvlan
= &(*pvlan
)->next
;
611 static void null_hci_send(struct HCIInfo
*hci
, const uint8_t *data
, int len
)
615 static int null_hci_addr_set(struct HCIInfo
*hci
, const uint8_t *bd_addr
)
620 static struct HCIInfo null_hci
= {
621 .cmd_send
= null_hci_send
,
622 .sco_send
= null_hci_send
,
623 .acl_send
= null_hci_send
,
624 .bdaddr_set
= null_hci_addr_set
,
627 struct HCIInfo
*qemu_next_hci(void)
629 if (cur_hci
== nb_hcis
)
632 return hci_table
[cur_hci
++];
635 static struct HCIInfo
*hci_init(const char *str
)
638 struct bt_scatternet_s
*vlan
= 0;
640 if (!strcmp(str
, "null"))
643 else if (!strncmp(str
, "host", 4) && (str
[4] == '\0' || str
[4] == ':'))
645 return bt_host_hci(str
[4] ? str
+ 5 : "hci0");
646 else if (!strncmp(str
, "hci", 3)) {
649 if (!strncmp(str
+ 3, ",vlan=", 6)) {
650 vlan
= qemu_find_bt_vlan(strtol(str
+ 9, &endp
, 0));
655 vlan
= qemu_find_bt_vlan(0);
657 return bt_new_hci(vlan
);
660 fprintf(stderr
, "qemu: Unknown bluetooth HCI `%s'.\n", str
);
665 static int bt_hci_parse(const char *str
)
670 if (nb_hcis
>= MAX_NICS
) {
671 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
684 bdaddr
.b
[5] = 0x56 + nb_hcis
;
685 hci
->bdaddr_set(hci
, bdaddr
.b
);
687 hci_table
[nb_hcis
++] = hci
;
692 static void bt_vhci_add(int vlan_id
)
694 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
697 fprintf(stderr
, "qemu: warning: adding a VHCI to "
698 "an empty scatternet %i\n", vlan_id
);
700 bt_vhci_init(bt_new_hci(vlan
));
703 static struct bt_device_s
*bt_device_add(const char *opt
)
705 struct bt_scatternet_s
*vlan
;
707 char *endp
= strstr(opt
, ",vlan=");
708 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
711 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
714 vlan_id
= strtol(endp
+ 6, &endp
, 0);
716 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
721 vlan
= qemu_find_bt_vlan(vlan_id
);
724 fprintf(stderr
, "qemu: warning: adding a slave device to "
725 "an empty scatternet %i\n", vlan_id
);
727 if (!strcmp(devname
, "keyboard"))
728 return bt_keyboard_init(vlan
);
730 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
734 static int bt_parse(const char *opt
)
736 const char *endp
, *p
;
739 if (strstart(opt
, "hci", &endp
)) {
740 if (!*endp
|| *endp
== ',') {
742 if (!strstart(endp
, ",vlan=", 0))
745 return bt_hci_parse(opt
);
747 } else if (strstart(opt
, "vhci", &endp
)) {
748 if (!*endp
|| *endp
== ',') {
750 if (strstart(endp
, ",vlan=", &p
)) {
751 vlan
= strtol(p
, (char **) &endp
, 0);
753 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
757 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
766 } else if (strstart(opt
, "device:", &endp
))
767 return !bt_device_add(endp
);
769 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
773 static int parse_sandbox(QemuOpts
*opts
, void *opaque
)
775 /* FIXME: change this to true for 1.3 */
776 if (qemu_opt_get_bool(opts
, "enable", false)) {
777 #ifdef CONFIG_SECCOMP
778 if (seccomp_start() < 0) {
779 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
780 "failed to install seccomp syscall filter in the kernel");
784 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
785 "sandboxing request but seccomp is not compiled into this build");
794 static int parse_add_fd(QemuOpts
*opts
, void *opaque
)
796 int fd
, dupfd
, flags
;
798 const char *fd_opaque
= NULL
;
800 fd
= qemu_opt_get_number(opts
, "fd", -1);
801 fdset_id
= qemu_opt_get_number(opts
, "set", -1);
802 fd_opaque
= qemu_opt_get(opts
, "opaque");
805 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
806 "fd option is required and must be non-negative");
810 if (fd
<= STDERR_FILENO
) {
811 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
812 "fd cannot be a standard I/O stream");
817 * All fds inherited across exec() necessarily have FD_CLOEXEC
818 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
820 flags
= fcntl(fd
, F_GETFD
);
821 if (flags
== -1 || (flags
& FD_CLOEXEC
)) {
822 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
823 "fd is not valid or already in use");
828 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
829 "set option is required and must be non-negative");
833 #ifdef F_DUPFD_CLOEXEC
834 dupfd
= fcntl(fd
, F_DUPFD_CLOEXEC
, 0);
838 qemu_set_cloexec(dupfd
);
842 qerror_report(ERROR_CLASS_GENERIC_ERROR
,
843 "Error duplicating fd: %s", strerror(errno
));
847 /* add the duplicate fd, and optionally the opaque string, to the fd set */
848 monitor_fdset_add_fd(dupfd
, true, fdset_id
, fd_opaque
? true : false,
854 static int cleanup_add_fd(QemuOpts
*opts
, void *opaque
)
858 fd
= qemu_opt_get_number(opts
, "fd", -1);
865 /***********************************************************/
866 /* QEMU Block devices */
868 #define HD_OPTS "media=disk"
869 #define CDROM_OPTS "media=cdrom"
871 #define PFLASH_OPTS ""
875 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
877 int *use_scsi
= opaque
;
879 return drive_init(opts
, *use_scsi
) == NULL
;
882 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
884 if (NULL
== qemu_opt_get(opts
, "snapshot")) {
885 qemu_opt_set(opts
, "snapshot", "on");
890 static void default_drive(int enable
, int snapshot
, int use_scsi
,
891 BlockInterfaceType type
, int index
,
896 if (type
== IF_DEFAULT
) {
897 type
= use_scsi
? IF_SCSI
: IF_IDE
;
900 if (!enable
|| drive_get_by_index(type
, index
)) {
904 opts
= drive_add(type
, index
, NULL
, optstr
);
906 drive_enable_snapshot(opts
, NULL
);
908 if (!drive_init(opts
, use_scsi
)) {
913 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
)
915 boot_set_handler
= func
;
916 boot_set_opaque
= opaque
;
919 int qemu_boot_set(const char *boot_devices
)
921 if (!boot_set_handler
) {
924 return boot_set_handler(boot_set_opaque
, boot_devices
);
927 static void validate_bootdevices(char *devices
)
929 /* We just do some generic consistency checks */
933 for (p
= devices
; *p
!= '\0'; p
++) {
934 /* Allowed boot devices are:
935 * a-b: floppy disk drives
936 * c-f: IDE disk drives
937 * g-m: machine implementation dependent drives
938 * n-p: network devices
939 * It's up to each machine implementation to check if the given boot
940 * devices match the actual hardware implementation and firmware
943 if (*p
< 'a' || *p
> 'p') {
944 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
947 if (bitmap
& (1 << (*p
- 'a'))) {
948 fprintf(stderr
, "Boot device '%c' was given twice\n", *p
);
951 bitmap
|= 1 << (*p
- 'a');
955 static void restore_boot_devices(void *opaque
)
957 char *standard_boot_devices
= opaque
;
958 static int first
= 1;
960 /* Restore boot order and remove ourselves after the first boot */
966 qemu_boot_set(standard_boot_devices
);
968 qemu_unregister_reset(restore_boot_devices
, standard_boot_devices
);
969 g_free(standard_boot_devices
);
972 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
975 FWBootEntry
*node
, *i
;
981 assert(dev
!= NULL
|| suffix
!= NULL
);
983 node
= g_malloc0(sizeof(FWBootEntry
));
984 node
->bootindex
= bootindex
;
985 node
->suffix
= suffix
? g_strdup(suffix
) : NULL
;
988 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
989 if (i
->bootindex
== bootindex
) {
990 fprintf(stderr
, "Two devices with same boot index %d\n", bootindex
);
992 } else if (i
->bootindex
< bootindex
) {
995 QTAILQ_INSERT_BEFORE(i
, node
, link
);
998 QTAILQ_INSERT_TAIL(&fw_boot_order
, node
, link
);
1002 * This function returns null terminated string that consist of new line
1003 * separated device paths.
1005 * memory pointed by "size" is assigned total length of the array in bytes
1008 char *get_boot_devices_list(uint32_t *size
)
1014 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
1015 char *devpath
= NULL
, *bootpath
;
1019 devpath
= qdev_get_fw_dev_path(i
->dev
);
1023 if (i
->suffix
&& devpath
) {
1024 size_t bootpathlen
= strlen(devpath
) + strlen(i
->suffix
) + 1;
1026 bootpath
= g_malloc(bootpathlen
);
1027 snprintf(bootpath
, bootpathlen
, "%s%s", devpath
, i
->suffix
);
1029 } else if (devpath
) {
1033 bootpath
= g_strdup(i
->suffix
);
1037 list
[total
-1] = '\n';
1039 len
= strlen(bootpath
) + 1;
1040 list
= g_realloc(list
, total
+ len
);
1041 memcpy(&list
[total
], bootpath
, len
);
1051 static void numa_add(const char *optarg
)
1055 unsigned long long value
, endvalue
;
1058 value
= endvalue
= 0ULL;
1060 optarg
= get_opt_name(option
, 128, optarg
, ',') + 1;
1061 if (!strcmp(option
, "node")) {
1062 if (get_param_value(option
, 128, "nodeid", optarg
) == 0) {
1063 nodenr
= nb_numa_nodes
;
1065 nodenr
= strtoull(option
, NULL
, 10);
1068 if (get_param_value(option
, 128, "mem", optarg
) == 0) {
1069 node_mem
[nodenr
] = 0;
1072 sval
= strtosz(option
, &endptr
);
1073 if (sval
< 0 || *endptr
) {
1074 fprintf(stderr
, "qemu: invalid numa mem size: %s\n", optarg
);
1077 node_mem
[nodenr
] = sval
;
1079 if (get_param_value(option
, 128, "cpus", optarg
) != 0) {
1080 value
= strtoull(option
, &endptr
, 10);
1081 if (*endptr
== '-') {
1082 endvalue
= strtoull(endptr
+1, &endptr
, 10);
1087 if (!(endvalue
< MAX_CPUMASK_BITS
)) {
1088 endvalue
= MAX_CPUMASK_BITS
- 1;
1090 "A max of %d CPUs are supported in a guest\n",
1094 bitmap_set(node_cpumask
[nodenr
], value
, endvalue
-value
+1);
1100 static void smp_parse(const char *optarg
)
1102 int smp
, sockets
= 0, threads
= 0, cores
= 0;
1106 smp
= strtoul(optarg
, &endptr
, 10);
1107 if (endptr
!= optarg
) {
1108 if (*endptr
== ',') {
1112 if (get_param_value(option
, 128, "sockets", endptr
) != 0)
1113 sockets
= strtoull(option
, NULL
, 10);
1114 if (get_param_value(option
, 128, "cores", endptr
) != 0)
1115 cores
= strtoull(option
, NULL
, 10);
1116 if (get_param_value(option
, 128, "threads", endptr
) != 0)
1117 threads
= strtoull(option
, NULL
, 10);
1118 if (get_param_value(option
, 128, "maxcpus", endptr
) != 0)
1119 max_cpus
= strtoull(option
, NULL
, 10);
1121 /* compute missing values, prefer sockets over cores over threads */
1122 if (smp
== 0 || sockets
== 0) {
1123 sockets
= sockets
> 0 ? sockets
: 1;
1124 cores
= cores
> 0 ? cores
: 1;
1125 threads
= threads
> 0 ? threads
: 1;
1127 smp
= cores
* threads
* sockets
;
1131 threads
= threads
> 0 ? threads
: 1;
1132 cores
= smp
/ (sockets
* threads
);
1134 threads
= smp
/ (cores
* sockets
);
1138 smp_cores
= cores
> 0 ? cores
: 1;
1139 smp_threads
= threads
> 0 ? threads
: 1;
1141 max_cpus
= smp_cpus
;
1144 /***********************************************************/
1147 static int usb_device_add(const char *devname
)
1150 USBDevice
*dev
= NULL
;
1155 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1156 dev
= usbdevice_create(devname
);
1160 /* the other ones */
1161 #ifndef CONFIG_LINUX
1162 /* only the linux version is qdev-ified, usb-bsd still needs this */
1163 if (strstart(devname
, "host:", &p
)) {
1164 dev
= usb_host_device_open(usb_bus_find(-1), p
);
1167 if (!strcmp(devname
, "bt") || strstart(devname
, "bt:", &p
)) {
1168 dev
= usb_bt_init(usb_bus_find(-1),
1169 devname
[2] ? hci_init(p
)
1170 : bt_new_hci(qemu_find_bt_vlan(0)));
1181 static int usb_device_del(const char *devname
)
1186 if (strstart(devname
, "host:", &p
))
1187 return usb_host_device_close(p
);
1192 p
= strchr(devname
, '.');
1195 bus_num
= strtoul(devname
, NULL
, 0);
1196 addr
= strtoul(p
+ 1, NULL
, 0);
1198 return usb_device_delete_addr(bus_num
, addr
);
1201 static int usb_parse(const char *cmdline
)
1204 r
= usb_device_add(cmdline
);
1206 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
1211 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
1213 const char *devname
= qdict_get_str(qdict
, "devname");
1214 if (usb_device_add(devname
) < 0) {
1215 error_report("could not add USB device '%s'", devname
);
1219 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
1221 const char *devname
= qdict_get_str(qdict
, "devname");
1222 if (usb_device_del(devname
) < 0) {
1223 error_report("could not delete USB device '%s'", devname
);
1227 /***********************************************************/
1228 /* PCMCIA/Cardbus */
1230 static struct pcmcia_socket_entry_s
{
1231 PCMCIASocket
*socket
;
1232 struct pcmcia_socket_entry_s
*next
;
1233 } *pcmcia_sockets
= 0;
1235 void pcmcia_socket_register(PCMCIASocket
*socket
)
1237 struct pcmcia_socket_entry_s
*entry
;
1239 entry
= g_malloc(sizeof(struct pcmcia_socket_entry_s
));
1240 entry
->socket
= socket
;
1241 entry
->next
= pcmcia_sockets
;
1242 pcmcia_sockets
= entry
;
1245 void pcmcia_socket_unregister(PCMCIASocket
*socket
)
1247 struct pcmcia_socket_entry_s
*entry
, **ptr
;
1249 ptr
= &pcmcia_sockets
;
1250 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
1251 if (entry
->socket
== socket
) {
1257 void pcmcia_info(Monitor
*mon
)
1259 struct pcmcia_socket_entry_s
*iter
;
1261 if (!pcmcia_sockets
)
1262 monitor_printf(mon
, "No PCMCIA sockets\n");
1264 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
1265 monitor_printf(mon
, "%s: %s\n", iter
->socket
->slot_string
,
1266 iter
->socket
->attached
? iter
->socket
->card_string
:
1270 /***********************************************************/
1271 /* machine registration */
1273 static QEMUMachine
*first_machine
= NULL
;
1274 QEMUMachine
*current_machine
= NULL
;
1276 int qemu_register_machine(QEMUMachine
*m
)
1279 pm
= &first_machine
;
1287 static QEMUMachine
*find_machine(const char *name
)
1291 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1292 if (!strcmp(m
->name
, name
))
1294 if (m
->alias
&& !strcmp(m
->alias
, name
))
1300 QEMUMachine
*find_default_machine(void)
1304 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1305 if (m
->is_default
) {
1312 MachineInfoList
*qmp_query_machines(Error
**errp
)
1314 MachineInfoList
*mach_list
= NULL
;
1317 for (m
= first_machine
; m
; m
= m
->next
) {
1318 MachineInfoList
*entry
;
1321 info
= g_malloc0(sizeof(*info
));
1322 if (m
->is_default
) {
1323 info
->has_is_default
= true;
1324 info
->is_default
= true;
1328 info
->has_alias
= true;
1329 info
->alias
= g_strdup(m
->alias
);
1332 info
->name
= g_strdup(m
->name
);
1334 entry
= g_malloc0(sizeof(*entry
));
1335 entry
->value
= info
;
1336 entry
->next
= mach_list
;
1343 /***********************************************************/
1344 /* main execution loop */
1346 static void gui_update(void *opaque
)
1348 uint64_t interval
= GUI_REFRESH_INTERVAL
;
1349 DisplayState
*ds
= opaque
;
1350 DisplayChangeListener
*dcl
= ds
->listeners
;
1354 while (dcl
!= NULL
) {
1355 if (dcl
->gui_timer_interval
&&
1356 dcl
->gui_timer_interval
< interval
)
1357 interval
= dcl
->gui_timer_interval
;
1360 qemu_mod_timer(ds
->gui_timer
, interval
+ qemu_get_clock_ms(rt_clock
));
1363 struct vm_change_state_entry
{
1364 VMChangeStateHandler
*cb
;
1366 QLIST_ENTRY (vm_change_state_entry
) entries
;
1369 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1371 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1374 VMChangeStateEntry
*e
;
1376 e
= g_malloc0(sizeof (*e
));
1380 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1384 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1386 QLIST_REMOVE (e
, entries
);
1390 void vm_state_notify(int running
, RunState state
)
1392 VMChangeStateEntry
*e
;
1394 trace_vm_state_notify(running
, state
);
1396 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
1397 e
->cb(e
->opaque
, running
, state
);
1403 if (!runstate_is_running()) {
1405 runstate_set(RUN_STATE_RUNNING
);
1406 vm_state_notify(1, RUN_STATE_RUNNING
);
1408 monitor_protocol_event(QEVENT_RESUME
, NULL
);
1412 /* reset/shutdown handler */
1414 typedef struct QEMUResetEntry
{
1415 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1416 QEMUResetHandler
*func
;
1420 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1421 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1422 static int reset_requested
;
1423 static int shutdown_requested
, shutdown_signal
= -1;
1424 static pid_t shutdown_pid
;
1425 static int powerdown_requested
;
1426 static int debug_requested
;
1427 static int suspend_requested
;
1428 static int wakeup_requested
;
1429 static NotifierList powerdown_notifiers
=
1430 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers
);
1431 static NotifierList suspend_notifiers
=
1432 NOTIFIER_LIST_INITIALIZER(suspend_notifiers
);
1433 static NotifierList wakeup_notifiers
=
1434 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers
);
1435 static uint32_t wakeup_reason_mask
= ~0;
1436 static RunState vmstop_requested
= RUN_STATE_MAX
;
1438 int qemu_shutdown_requested_get(void)
1440 return shutdown_requested
;
1443 int qemu_reset_requested_get(void)
1445 return reset_requested
;
1448 int qemu_shutdown_requested(void)
1450 int r
= shutdown_requested
;
1451 shutdown_requested
= 0;
1455 void qemu_kill_report(void)
1457 if (!qtest_enabled() && shutdown_signal
!= -1) {
1458 fprintf(stderr
, "qemu: terminating on signal %d", shutdown_signal
);
1459 if (shutdown_pid
== 0) {
1460 /* This happens for eg ^C at the terminal, so it's worth
1461 * avoiding printing an odd message in that case.
1463 fputc('\n', stderr
);
1465 fprintf(stderr
, " from pid " FMT_pid
"\n", shutdown_pid
);
1467 shutdown_signal
= -1;
1471 int qemu_reset_requested(void)
1473 int r
= reset_requested
;
1474 reset_requested
= 0;
1478 static int qemu_suspend_requested(void)
1480 int r
= suspend_requested
;
1481 suspend_requested
= 0;
1485 static int qemu_wakeup_requested(void)
1487 int r
= wakeup_requested
;
1488 wakeup_requested
= 0;
1492 int qemu_powerdown_requested(void)
1494 int r
= powerdown_requested
;
1495 powerdown_requested
= 0;
1499 static int qemu_debug_requested(void)
1501 int r
= debug_requested
;
1502 debug_requested
= 0;
1506 /* We use RUN_STATE_MAX but any invalid value will do */
1507 static bool qemu_vmstop_requested(RunState
*r
)
1509 if (vmstop_requested
< RUN_STATE_MAX
) {
1510 *r
= vmstop_requested
;
1511 vmstop_requested
= RUN_STATE_MAX
;
1518 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1520 QEMUResetEntry
*re
= g_malloc0(sizeof(QEMUResetEntry
));
1523 re
->opaque
= opaque
;
1524 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1527 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1531 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1532 if (re
->func
== func
&& re
->opaque
== opaque
) {
1533 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1540 void qemu_devices_reset(void)
1542 QEMUResetEntry
*re
, *nre
;
1544 /* reset all devices */
1545 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1546 re
->func(re
->opaque
);
1550 void qemu_system_reset(bool report
)
1552 if (current_machine
&& current_machine
->reset
) {
1553 current_machine
->reset();
1555 qemu_devices_reset();
1558 monitor_protocol_event(QEVENT_RESET
, NULL
);
1560 cpu_synchronize_all_post_reset();
1563 void qemu_system_reset_request(void)
1566 shutdown_requested
= 1;
1568 reset_requested
= 1;
1571 qemu_notify_event();
1574 static void qemu_system_suspend(void)
1577 notifier_list_notify(&suspend_notifiers
, NULL
);
1578 runstate_set(RUN_STATE_SUSPENDED
);
1579 monitor_protocol_event(QEVENT_SUSPEND
, NULL
);
1582 void qemu_system_suspend_request(void)
1584 if (runstate_check(RUN_STATE_SUSPENDED
)) {
1587 suspend_requested
= 1;
1589 qemu_notify_event();
1592 void qemu_register_suspend_notifier(Notifier
*notifier
)
1594 notifier_list_add(&suspend_notifiers
, notifier
);
1597 void qemu_system_wakeup_request(WakeupReason reason
)
1599 if (!runstate_check(RUN_STATE_SUSPENDED
)) {
1602 if (!(wakeup_reason_mask
& (1 << reason
))) {
1605 runstate_set(RUN_STATE_RUNNING
);
1606 notifier_list_notify(&wakeup_notifiers
, &reason
);
1607 wakeup_requested
= 1;
1608 qemu_notify_event();
1611 void qemu_system_wakeup_enable(WakeupReason reason
, bool enabled
)
1614 wakeup_reason_mask
|= (1 << reason
);
1616 wakeup_reason_mask
&= ~(1 << reason
);
1620 void qemu_register_wakeup_notifier(Notifier
*notifier
)
1622 notifier_list_add(&wakeup_notifiers
, notifier
);
1625 void qemu_system_killed(int signal
, pid_t pid
)
1627 shutdown_signal
= signal
;
1630 qemu_system_shutdown_request();
1633 void qemu_system_shutdown_request(void)
1635 shutdown_requested
= 1;
1636 qemu_notify_event();
1639 static void qemu_system_powerdown(void)
1641 monitor_protocol_event(QEVENT_POWERDOWN
, NULL
);
1642 notifier_list_notify(&powerdown_notifiers
, NULL
);
1645 void qemu_system_powerdown_request(void)
1647 powerdown_requested
= 1;
1648 qemu_notify_event();
1651 void qemu_register_powerdown_notifier(Notifier
*notifier
)
1653 notifier_list_add(&powerdown_notifiers
, notifier
);
1656 void qemu_system_debug_request(void)
1658 debug_requested
= 1;
1659 qemu_notify_event();
1662 void qemu_system_vmstop_request(RunState state
)
1664 vmstop_requested
= state
;
1665 qemu_notify_event();
1668 static bool main_loop_should_exit(void)
1671 if (qemu_debug_requested()) {
1672 vm_stop(RUN_STATE_DEBUG
);
1674 if (qemu_suspend_requested()) {
1675 qemu_system_suspend();
1677 if (qemu_shutdown_requested()) {
1679 monitor_protocol_event(QEVENT_SHUTDOWN
, NULL
);
1681 vm_stop(RUN_STATE_SHUTDOWN
);
1686 if (qemu_reset_requested()) {
1688 cpu_synchronize_all_states();
1689 qemu_system_reset(VMRESET_REPORT
);
1691 if (runstate_check(RUN_STATE_INTERNAL_ERROR
) ||
1692 runstate_check(RUN_STATE_SHUTDOWN
)) {
1693 runstate_set(RUN_STATE_PAUSED
);
1696 if (qemu_wakeup_requested()) {
1698 cpu_synchronize_all_states();
1699 qemu_system_reset(VMRESET_SILENT
);
1701 monitor_protocol_event(QEVENT_WAKEUP
, NULL
);
1703 if (qemu_powerdown_requested()) {
1704 qemu_system_powerdown();
1706 if (qemu_vmstop_requested(&r
)) {
1712 static void main_loop(void)
1716 #ifdef CONFIG_PROFILER
1720 nonblocking
= !kvm_enabled() && last_io
> 0;
1721 #ifdef CONFIG_PROFILER
1722 ti
= profile_getclock();
1724 last_io
= main_loop_wait(nonblocking
);
1725 #ifdef CONFIG_PROFILER
1726 dev_time
+= profile_getclock() - ti
;
1728 } while (!main_loop_should_exit());
1731 static void version(void)
1733 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1736 static void help(int exitcode
)
1739 printf("usage: %s [options] [disk_image]\n\n"
1740 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1741 error_get_progname());
1743 #define QEMU_OPTIONS_GENERATE_HELP
1744 #include "qemu-options-wrapper.h"
1746 printf("\nDuring emulation, the following keys are useful:\n"
1747 "ctrl-alt-f toggle full screen\n"
1748 "ctrl-alt-n switch to virtual console 'n'\n"
1749 "ctrl-alt toggle mouse and keyboard grab\n"
1751 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1756 #define HAS_ARG 0x0001
1758 typedef struct QEMUOption
{
1765 static const QEMUOption qemu_options
[] = {
1766 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1767 #define QEMU_OPTIONS_GENERATE_OPTIONS
1768 #include "qemu-options-wrapper.h"
1772 static bool vga_available(void)
1774 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1777 static bool cirrus_vga_available(void)
1779 return object_class_by_name("cirrus-vga")
1780 || object_class_by_name("isa-cirrus-vga");
1783 static bool vmware_vga_available(void)
1785 return object_class_by_name("vmware-svga");
1788 static bool qxl_vga_available(void)
1790 return object_class_by_name("qxl-vga");
1793 static void select_vgahw (const char *p
)
1797 vga_interface_type
= VGA_NONE
;
1798 if (strstart(p
, "std", &opts
)) {
1799 if (vga_available()) {
1800 vga_interface_type
= VGA_STD
;
1802 fprintf(stderr
, "Error: standard VGA not available\n");
1805 } else if (strstart(p
, "cirrus", &opts
)) {
1806 if (cirrus_vga_available()) {
1807 vga_interface_type
= VGA_CIRRUS
;
1809 fprintf(stderr
, "Error: Cirrus VGA not available\n");
1812 } else if (strstart(p
, "vmware", &opts
)) {
1813 if (vmware_vga_available()) {
1814 vga_interface_type
= VGA_VMWARE
;
1816 fprintf(stderr
, "Error: VMWare SVGA not available\n");
1819 } else if (strstart(p
, "xenfb", &opts
)) {
1820 vga_interface_type
= VGA_XENFB
;
1821 } else if (strstart(p
, "qxl", &opts
)) {
1822 if (qxl_vga_available()) {
1823 vga_interface_type
= VGA_QXL
;
1825 fprintf(stderr
, "Error: QXL VGA not available\n");
1828 } else if (!strstart(p
, "none", &opts
)) {
1830 fprintf(stderr
, "Unknown vga type: %s\n", p
);
1834 const char *nextopt
;
1836 if (strstart(opts
, ",retrace=", &nextopt
)) {
1838 if (strstart(opts
, "dumb", &nextopt
))
1839 vga_retrace_method
= VGA_RETRACE_DUMB
;
1840 else if (strstart(opts
, "precise", &nextopt
))
1841 vga_retrace_method
= VGA_RETRACE_PRECISE
;
1842 else goto invalid_vga
;
1843 } else goto invalid_vga
;
1848 static DisplayType
select_display(const char *p
)
1851 DisplayType display
= DT_DEFAULT
;
1853 if (strstart(p
, "sdl", &opts
)) {
1857 const char *nextopt
;
1859 if (strstart(opts
, ",frame=", &nextopt
)) {
1861 if (strstart(opts
, "on", &nextopt
)) {
1863 } else if (strstart(opts
, "off", &nextopt
)) {
1866 goto invalid_sdl_args
;
1868 } else if (strstart(opts
, ",alt_grab=", &nextopt
)) {
1870 if (strstart(opts
, "on", &nextopt
)) {
1872 } else if (strstart(opts
, "off", &nextopt
)) {
1875 goto invalid_sdl_args
;
1877 } else if (strstart(opts
, ",ctrl_grab=", &nextopt
)) {
1879 if (strstart(opts
, "on", &nextopt
)) {
1881 } else if (strstart(opts
, "off", &nextopt
)) {
1884 goto invalid_sdl_args
;
1886 } else if (strstart(opts
, ",window_close=", &nextopt
)) {
1888 if (strstart(opts
, "on", &nextopt
)) {
1890 } else if (strstart(opts
, "off", &nextopt
)) {
1893 goto invalid_sdl_args
;
1897 fprintf(stderr
, "Invalid SDL option string: %s\n", p
);
1903 fprintf(stderr
, "SDL support is disabled\n");
1906 } else if (strstart(p
, "vnc", &opts
)) {
1911 const char *nextopt
;
1913 if (strstart(opts
, "=", &nextopt
)) {
1914 vnc_display
= nextopt
;
1918 fprintf(stderr
, "VNC requires a display argument vnc=<display>\n");
1922 fprintf(stderr
, "VNC support is disabled\n");
1925 } else if (strstart(p
, "curses", &opts
)) {
1926 #ifdef CONFIG_CURSES
1927 display
= DT_CURSES
;
1929 fprintf(stderr
, "Curses support is disabled\n");
1932 } else if (strstart(p
, "none", &opts
)) {
1935 fprintf(stderr
, "Unknown display type: %s\n", p
);
1942 static int balloon_parse(const char *arg
)
1946 if (strcmp(arg
, "none") == 0) {
1950 if (!strncmp(arg
, "virtio", 6)) {
1951 if (arg
[6] == ',') {
1952 /* have params -> parse them */
1953 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
1957 /* create empty opts */
1958 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0, NULL
);
1960 qemu_opt_set(opts
, "driver", "virtio-balloon");
1967 char *qemu_find_file(int type
, const char *name
)
1973 /* Try the name as a straight path first */
1974 if (access(name
, R_OK
) == 0) {
1975 return g_strdup(name
);
1978 case QEMU_FILE_TYPE_BIOS
:
1981 case QEMU_FILE_TYPE_KEYMAP
:
1982 subdir
= "keymaps/";
1987 len
= strlen(data_dir
) + strlen(name
) + strlen(subdir
) + 2;
1988 buf
= g_malloc0(len
);
1989 snprintf(buf
, len
, "%s/%s%s", data_dir
, subdir
, name
);
1990 if (access(buf
, R_OK
)) {
1997 static int device_help_func(QemuOpts
*opts
, void *opaque
)
1999 return qdev_device_help(opts
);
2002 static int device_init_func(QemuOpts
*opts
, void *opaque
)
2006 dev
= qdev_device_add(opts
);
2012 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
2014 CharDriverState
*chr
;
2016 chr
= qemu_chr_new_from_opts(opts
, NULL
);
2022 #ifdef CONFIG_VIRTFS
2023 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
2026 ret
= qemu_fsdev_add(opts
);
2032 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
2034 CharDriverState
*chr
;
2035 const char *chardev
;
2039 mode
= qemu_opt_get(opts
, "mode");
2043 if (strcmp(mode
, "readline") == 0) {
2044 flags
= MONITOR_USE_READLINE
;
2045 } else if (strcmp(mode
, "control") == 0) {
2046 flags
= MONITOR_USE_CONTROL
;
2048 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
2052 if (qemu_opt_get_bool(opts
, "pretty", 0))
2053 flags
|= MONITOR_USE_PRETTY
;
2055 if (qemu_opt_get_bool(opts
, "default", 0))
2056 flags
|= MONITOR_IS_DEFAULT
;
2058 chardev
= qemu_opt_get(opts
, "chardev");
2059 chr
= qemu_chr_find(chardev
);
2061 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
2065 monitor_init(chr
, flags
);
2069 static void monitor_parse(const char *optarg
, const char *mode
)
2071 static int monitor_device_index
= 0;
2077 if (strstart(optarg
, "chardev:", &p
)) {
2078 snprintf(label
, sizeof(label
), "%s", p
);
2080 snprintf(label
, sizeof(label
), "compat_monitor%d",
2081 monitor_device_index
);
2082 if (monitor_device_index
== 0) {
2085 opts
= qemu_chr_parse_compat(label
, optarg
);
2087 fprintf(stderr
, "parse error: %s\n", optarg
);
2092 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1, NULL
);
2094 fprintf(stderr
, "duplicate chardev: %s\n", label
);
2097 qemu_opt_set(opts
, "mode", mode
);
2098 qemu_opt_set(opts
, "chardev", label
);
2100 qemu_opt_set(opts
, "default", "on");
2101 monitor_device_index
++;
2104 struct device_config
{
2106 DEV_USB
, /* -usbdevice */
2108 DEV_SERIAL
, /* -serial */
2109 DEV_PARALLEL
, /* -parallel */
2110 DEV_VIRTCON
, /* -virtioconsole */
2111 DEV_DEBUGCON
, /* -debugcon */
2112 DEV_GDB
, /* -gdb, -s */
2114 const char *cmdline
;
2116 QTAILQ_ENTRY(device_config
) next
;
2118 QTAILQ_HEAD(, device_config
) device_configs
= QTAILQ_HEAD_INITIALIZER(device_configs
);
2120 static void add_device_config(int type
, const char *cmdline
)
2122 struct device_config
*conf
;
2124 conf
= g_malloc0(sizeof(*conf
));
2126 conf
->cmdline
= cmdline
;
2127 loc_save(&conf
->loc
);
2128 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
2131 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
2133 struct device_config
*conf
;
2136 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
2137 if (conf
->type
!= type
)
2139 loc_push_restore(&conf
->loc
);
2140 rc
= func(conf
->cmdline
);
2141 loc_pop(&conf
->loc
);
2148 static int serial_parse(const char *devname
)
2150 static int index
= 0;
2153 if (strcmp(devname
, "none") == 0)
2155 if (index
== MAX_SERIAL_PORTS
) {
2156 fprintf(stderr
, "qemu: too many serial ports\n");
2159 snprintf(label
, sizeof(label
), "serial%d", index
);
2160 serial_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2161 if (!serial_hds
[index
]) {
2162 fprintf(stderr
, "qemu: could not connect serial device"
2163 " to character backend '%s'\n", devname
);
2170 static int parallel_parse(const char *devname
)
2172 static int index
= 0;
2175 if (strcmp(devname
, "none") == 0)
2177 if (index
== MAX_PARALLEL_PORTS
) {
2178 fprintf(stderr
, "qemu: too many parallel ports\n");
2181 snprintf(label
, sizeof(label
), "parallel%d", index
);
2182 parallel_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2183 if (!parallel_hds
[index
]) {
2184 fprintf(stderr
, "qemu: could not connect parallel device"
2185 " to character backend '%s'\n", devname
);
2192 static int virtcon_parse(const char *devname
)
2194 QemuOptsList
*device
= qemu_find_opts("device");
2195 static int index
= 0;
2197 QemuOpts
*bus_opts
, *dev_opts
;
2199 if (strcmp(devname
, "none") == 0)
2201 if (index
== MAX_VIRTIO_CONSOLES
) {
2202 fprintf(stderr
, "qemu: too many virtio consoles\n");
2206 bus_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2207 if (arch_type
== QEMU_ARCH_S390X
) {
2208 qemu_opt_set(bus_opts
, "driver", "virtio-serial-s390");
2210 qemu_opt_set(bus_opts
, "driver", "virtio-serial-pci");
2213 dev_opts
= qemu_opts_create(device
, NULL
, 0, NULL
);
2214 qemu_opt_set(dev_opts
, "driver", "virtconsole");
2216 snprintf(label
, sizeof(label
), "virtcon%d", index
);
2217 virtcon_hds
[index
] = qemu_chr_new(label
, devname
, NULL
);
2218 if (!virtcon_hds
[index
]) {
2219 fprintf(stderr
, "qemu: could not connect virtio console"
2220 " to character backend '%s'\n", devname
);
2223 qemu_opt_set(dev_opts
, "chardev", label
);
2229 static int debugcon_parse(const char *devname
)
2233 if (!qemu_chr_new("debugcon", devname
, NULL
)) {
2236 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL
);
2238 fprintf(stderr
, "qemu: already have a debugcon device\n");
2241 qemu_opt_set(opts
, "driver", "isa-debugcon");
2242 qemu_opt_set(opts
, "chardev", "debugcon");
2246 static QEMUMachine
*machine_parse(const char *name
)
2248 QEMUMachine
*m
, *machine
= NULL
;
2251 machine
= find_machine(name
);
2256 printf("Supported machines are:\n");
2257 for (m
= first_machine
; m
!= NULL
; m
= m
->next
) {
2259 printf("%-20s %s (alias of %s)\n", m
->alias
, m
->desc
, m
->name
);
2261 printf("%-20s %s%s\n", m
->name
, m
->desc
,
2262 m
->is_default
? " (default)" : "");
2264 exit(!name
|| !is_help_option(name
));
2267 static int tcg_init(void)
2269 tcg_exec_init(tcg_tb_size
* 1024 * 1024);
2274 const char *opt_name
;
2276 int (*available
)(void);
2280 { "tcg", "tcg", tcg_available
, tcg_init
, &tcg_allowed
},
2281 { "xen", "Xen", xen_available
, xen_init
, &xen_allowed
},
2282 { "kvm", "KVM", kvm_available
, kvm_init
, &kvm_allowed
},
2283 { "qtest", "QTest", qtest_available
, qtest_init
, &qtest_allowed
},
2286 static int configure_accelerator(void)
2288 const char *p
= NULL
;
2291 bool accel_initialised
= 0;
2292 bool init_failed
= 0;
2294 QemuOptsList
*list
= qemu_find_opts("machine");
2295 if (!QTAILQ_EMPTY(&list
->head
)) {
2296 p
= qemu_opt_get(QTAILQ_FIRST(&list
->head
), "accel");
2300 /* Use the default "accelerator", tcg */
2304 while (!accel_initialised
&& *p
!= '\0') {
2308 p
= get_opt_name(buf
, sizeof (buf
), p
, ':');
2309 for (i
= 0; i
< ARRAY_SIZE(accel_list
); i
++) {
2310 if (strcmp(accel_list
[i
].opt_name
, buf
) == 0) {
2311 *(accel_list
[i
].allowed
) = 1;
2312 ret
= accel_list
[i
].init();
2315 if (!accel_list
[i
].available()) {
2316 printf("%s not supported for this target\n",
2317 accel_list
[i
].name
);
2319 fprintf(stderr
, "failed to initialize %s: %s\n",
2323 *(accel_list
[i
].allowed
) = 0;
2325 accel_initialised
= 1;
2330 if (i
== ARRAY_SIZE(accel_list
)) {
2331 fprintf(stderr
, "\"%s\" accelerator does not exist.\n", buf
);
2335 if (!accel_initialised
) {
2336 fprintf(stderr
, "No accelerator found!\n");
2341 fprintf(stderr
, "Back to %s accelerator.\n", accel_list
[i
].name
);
2344 return !accel_initialised
;
2347 void qemu_add_exit_notifier(Notifier
*notify
)
2349 notifier_list_add(&exit_notifiers
, notify
);
2352 void qemu_remove_exit_notifier(Notifier
*notify
)
2354 notifier_remove(notify
);
2357 static void qemu_run_exit_notifiers(void)
2359 notifier_list_notify(&exit_notifiers
, NULL
);
2362 void qemu_add_machine_init_done_notifier(Notifier
*notify
)
2364 notifier_list_add(&machine_init_done_notifiers
, notify
);
2367 static void qemu_run_machine_init_done_notifiers(void)
2369 notifier_list_notify(&machine_init_done_notifiers
, NULL
);
2372 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
2373 const char **poptarg
, int *poptind
)
2375 const QEMUOption
*popt
;
2376 int optind
= *poptind
;
2377 char *r
= argv
[optind
];
2380 loc_set_cmdline(argv
, optind
, 1);
2382 /* Treat --foo the same as -foo. */
2385 popt
= qemu_options
;
2388 error_report("invalid option");
2391 if (!strcmp(popt
->name
, r
+ 1))
2395 if (popt
->flags
& HAS_ARG
) {
2396 if (optind
>= argc
) {
2397 error_report("requires an argument");
2400 optarg
= argv
[optind
++];
2401 loc_set_cmdline(argv
, optind
- 2, 2);
2412 static gpointer
malloc_and_trace(gsize n_bytes
)
2414 void *ptr
= malloc(n_bytes
);
2415 trace_g_malloc(n_bytes
, ptr
);
2419 static gpointer
realloc_and_trace(gpointer mem
, gsize n_bytes
)
2421 void *ptr
= realloc(mem
, n_bytes
);
2422 trace_g_realloc(mem
, n_bytes
, ptr
);
2426 static void free_and_trace(gpointer mem
)
2432 int qemu_init_main_loop(void)
2434 return main_loop_init();
2437 int main(int argc
, char **argv
, char **envp
)
2440 int snapshot
, linux_boot
;
2441 const char *icount_option
= NULL
;
2442 const char *initrd_filename
;
2443 const char *kernel_filename
, *kernel_cmdline
;
2444 char boot_devices
[33] = "cad"; /* default to HD->floppy->CD-ROM */
2446 DisplayChangeListener
*dcl
;
2447 int cyls
, heads
, secs
, translation
;
2448 QemuOpts
*hda_opts
= NULL
, *opts
, *machine_opts
;
2449 QemuOptsList
*olist
;
2452 const char *loadvm
= NULL
;
2453 QEMUMachine
*machine
;
2454 const char *cpu_model
;
2455 const char *vga_model
= "none";
2456 const char *pid_file
= NULL
;
2457 const char *incoming
= NULL
;
2459 int show_vnc_port
= 0;
2461 bool defconfig
= true;
2462 bool userconfig
= true;
2463 const char *log_mask
= NULL
;
2464 const char *log_file
= NULL
;
2465 GMemVTable mem_trace
= {
2466 .malloc
= malloc_and_trace
,
2467 .realloc
= realloc_and_trace
,
2468 .free
= free_and_trace
,
2470 const char *trace_events
= NULL
;
2471 const char *trace_file
= NULL
;
2473 atexit(qemu_run_exit_notifiers
);
2474 error_set_progname(argv
[0]);
2476 g_mem_set_vtable(&mem_trace
);
2477 if (!g_thread_supported()) {
2478 #if !GLIB_CHECK_VERSION(2, 31, 0)
2479 g_thread_init(NULL
);
2481 fprintf(stderr
, "glib threading failed to initialize.\n");
2486 module_call_init(MODULE_INIT_QOM
);
2491 rtc_clock
= host_clock
;
2493 qemu_cache_utils_init(envp
);
2495 QLIST_INIT (&vm_change_state_head
);
2496 os_setup_early_signal_handling();
2498 module_call_init(MODULE_INIT_MACHINE
);
2499 machine
= find_default_machine();
2503 cyls
= heads
= secs
= 0;
2504 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2506 for (i
= 0; i
< MAX_NODES
; i
++) {
2508 node_cpumask
[i
] = bitmap_new(MAX_CPUMASK_BITS
);
2516 /* first pass of option parsing */
2518 while (optind
< argc
) {
2519 if (argv
[optind
][0] != '-') {
2524 const QEMUOption
*popt
;
2526 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2527 switch (popt
->index
) {
2528 case QEMU_OPTION_nodefconfig
:
2531 case QEMU_OPTION_nouserconfig
:
2540 ret
= qemu_read_default_config_files(userconfig
);
2546 /* second pass of option parsing */
2551 if (argv
[optind
][0] != '-') {
2552 hda_opts
= drive_add(IF_DEFAULT
, 0, argv
[optind
++], HD_OPTS
);
2554 const QEMUOption
*popt
;
2556 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
2557 if (!(popt
->arch_mask
& arch_type
)) {
2558 printf("Option %s not supported for this target\n", popt
->name
);
2561 switch(popt
->index
) {
2563 machine
= machine_parse(optarg
);
2565 case QEMU_OPTION_cpu
:
2566 /* hw initialization will check this */
2569 case QEMU_OPTION_hda
:
2573 snprintf(buf
, sizeof(buf
), "%s", HD_OPTS
);
2575 snprintf(buf
, sizeof(buf
),
2576 "%s,cyls=%d,heads=%d,secs=%d%s",
2577 HD_OPTS
, cyls
, heads
, secs
,
2578 translation
== BIOS_ATA_TRANSLATION_LBA
?
2580 translation
== BIOS_ATA_TRANSLATION_NONE
?
2581 ",trans=none" : "");
2582 drive_add(IF_DEFAULT
, 0, optarg
, buf
);
2585 case QEMU_OPTION_hdb
:
2586 case QEMU_OPTION_hdc
:
2587 case QEMU_OPTION_hdd
:
2588 drive_add(IF_DEFAULT
, popt
->index
- QEMU_OPTION_hda
, optarg
,
2591 case QEMU_OPTION_drive
:
2592 if (drive_def(optarg
) == NULL
) {
2596 case QEMU_OPTION_set
:
2597 if (qemu_set_option(optarg
) != 0)
2600 case QEMU_OPTION_global
:
2601 if (qemu_global_option(optarg
) != 0)
2604 case QEMU_OPTION_mtdblock
:
2605 drive_add(IF_MTD
, -1, optarg
, MTD_OPTS
);
2607 case QEMU_OPTION_sd
:
2608 drive_add(IF_SD
, 0, optarg
, SD_OPTS
);
2610 case QEMU_OPTION_pflash
:
2611 drive_add(IF_PFLASH
, -1, optarg
, PFLASH_OPTS
);
2613 case QEMU_OPTION_snapshot
:
2616 case QEMU_OPTION_hdachs
:
2620 cyls
= strtol(p
, (char **)&p
, 0);
2621 if (cyls
< 1 || cyls
> 16383)
2626 heads
= strtol(p
, (char **)&p
, 0);
2627 if (heads
< 1 || heads
> 16)
2632 secs
= strtol(p
, (char **)&p
, 0);
2633 if (secs
< 1 || secs
> 63)
2637 if (!strcmp(p
, "none"))
2638 translation
= BIOS_ATA_TRANSLATION_NONE
;
2639 else if (!strcmp(p
, "lba"))
2640 translation
= BIOS_ATA_TRANSLATION_LBA
;
2641 else if (!strcmp(p
, "auto"))
2642 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2645 } else if (*p
!= '\0') {
2647 fprintf(stderr
, "qemu: invalid physical CHS format\n");
2650 if (hda_opts
!= NULL
) {
2652 snprintf(num
, sizeof(num
), "%d", cyls
);
2653 qemu_opt_set(hda_opts
, "cyls", num
);
2654 snprintf(num
, sizeof(num
), "%d", heads
);
2655 qemu_opt_set(hda_opts
, "heads", num
);
2656 snprintf(num
, sizeof(num
), "%d", secs
);
2657 qemu_opt_set(hda_opts
, "secs", num
);
2658 if (translation
== BIOS_ATA_TRANSLATION_LBA
)
2659 qemu_opt_set(hda_opts
, "trans", "lba");
2660 if (translation
== BIOS_ATA_TRANSLATION_NONE
)
2661 qemu_opt_set(hda_opts
, "trans", "none");
2665 case QEMU_OPTION_numa
:
2666 if (nb_numa_nodes
>= MAX_NODES
) {
2667 fprintf(stderr
, "qemu: too many NUMA nodes\n");
2672 case QEMU_OPTION_display
:
2673 display_type
= select_display(optarg
);
2675 case QEMU_OPTION_nographic
:
2676 display_type
= DT_NOGRAPHIC
;
2678 case QEMU_OPTION_curses
:
2679 #ifdef CONFIG_CURSES
2680 display_type
= DT_CURSES
;
2682 fprintf(stderr
, "Curses support is disabled\n");
2686 case QEMU_OPTION_portrait
:
2687 graphic_rotate
= 90;
2689 case QEMU_OPTION_rotate
:
2690 graphic_rotate
= strtol(optarg
, (char **) &optarg
, 10);
2691 if (graphic_rotate
!= 0 && graphic_rotate
!= 90 &&
2692 graphic_rotate
!= 180 && graphic_rotate
!= 270) {
2694 "qemu: only 90, 180, 270 deg rotation is available\n");
2698 case QEMU_OPTION_kernel
:
2699 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg
);
2701 case QEMU_OPTION_initrd
:
2702 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg
);
2704 case QEMU_OPTION_append
:
2705 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg
);
2707 case QEMU_OPTION_dtb
:
2708 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg
);
2710 case QEMU_OPTION_cdrom
:
2711 drive_add(IF_DEFAULT
, 2, optarg
, CDROM_OPTS
);
2713 case QEMU_OPTION_boot
:
2715 static const char * const params
[] = {
2716 "order", "once", "menu",
2717 "splash", "splash-time",
2718 "reboot-timeout", NULL
2720 char buf
[sizeof(boot_devices
)];
2721 char *standard_boot_devices
;
2724 if (!strchr(optarg
, '=')) {
2726 pstrcpy(buf
, sizeof(buf
), optarg
);
2727 } else if (check_params(buf
, sizeof(buf
), params
, optarg
) < 0) {
2729 "qemu: unknown boot parameter '%s' in '%s'\n",
2735 get_param_value(buf
, sizeof(buf
), "order", optarg
)) {
2736 validate_bootdevices(buf
);
2737 pstrcpy(boot_devices
, sizeof(boot_devices
), buf
);
2740 if (get_param_value(buf
, sizeof(buf
),
2742 validate_bootdevices(buf
);
2743 standard_boot_devices
= g_strdup(boot_devices
);
2744 pstrcpy(boot_devices
, sizeof(boot_devices
), buf
);
2745 qemu_register_reset(restore_boot_devices
,
2746 standard_boot_devices
);
2748 if (get_param_value(buf
, sizeof(buf
),
2750 if (!strcmp(buf
, "on")) {
2752 } else if (!strcmp(buf
, "off")) {
2756 "qemu: invalid option value '%s'\n",
2761 qemu_opts_parse(qemu_find_opts("boot-opts"),
2766 case QEMU_OPTION_fda
:
2767 case QEMU_OPTION_fdb
:
2768 drive_add(IF_FLOPPY
, popt
->index
- QEMU_OPTION_fda
,
2771 case QEMU_OPTION_no_fd_bootchk
:
2774 case QEMU_OPTION_netdev
:
2775 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
2779 case QEMU_OPTION_net
:
2780 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
2784 #ifdef CONFIG_LIBISCSI
2785 case QEMU_OPTION_iscsi
:
2786 opts
= qemu_opts_parse(qemu_find_opts("iscsi"), optarg
, 0);
2793 case QEMU_OPTION_tftp
:
2794 legacy_tftp_prefix
= optarg
;
2796 case QEMU_OPTION_bootp
:
2797 legacy_bootp_filename
= optarg
;
2799 case QEMU_OPTION_redir
:
2800 if (net_slirp_redir(optarg
) < 0)
2804 case QEMU_OPTION_bt
:
2805 add_device_config(DEV_BT
, optarg
);
2807 case QEMU_OPTION_audio_help
:
2808 if (!(audio_available())) {
2809 printf("Option %s not supported for this target\n", popt
->name
);
2815 case QEMU_OPTION_soundhw
:
2816 if (!(audio_available())) {
2817 printf("Option %s not supported for this target\n", popt
->name
);
2820 select_soundhw (optarg
);
2825 case QEMU_OPTION_version
:
2829 case QEMU_OPTION_m
: {
2834 value
= strtosz(optarg
, &end
);
2835 if (value
< 0 || *end
) {
2836 fprintf(stderr
, "qemu: invalid ram size: %s\n", optarg
);
2839 sz
= QEMU_ALIGN_UP((uint64_t)value
, 8192);
2841 if (ram_size
!= sz
) {
2842 fprintf(stderr
, "qemu: ram size too large\n");
2847 case QEMU_OPTION_mempath
:
2851 case QEMU_OPTION_mem_prealloc
:
2862 add_device_config(DEV_GDB
, "tcp::" DEFAULT_GDBSTUB_PORT
);
2864 case QEMU_OPTION_gdb
:
2865 add_device_config(DEV_GDB
, optarg
);
2870 case QEMU_OPTION_bios
:
2873 case QEMU_OPTION_singlestep
:
2880 keyboard_layout
= optarg
;
2882 case QEMU_OPTION_localtime
:
2885 case QEMU_OPTION_vga
:
2894 w
= strtol(p
, (char **)&p
, 10);
2897 fprintf(stderr
, "qemu: invalid resolution or depth\n");
2903 h
= strtol(p
, (char **)&p
, 10);
2908 depth
= strtol(p
, (char **)&p
, 10);
2909 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
2910 depth
!= 24 && depth
!= 32)
2912 } else if (*p
== '\0') {
2913 depth
= graphic_depth
;
2920 graphic_depth
= depth
;
2923 case QEMU_OPTION_echr
:
2926 term_escape_char
= strtol(optarg
, &r
, 0);
2928 printf("Bad argument to echr\n");
2931 case QEMU_OPTION_monitor
:
2932 monitor_parse(optarg
, "readline");
2933 default_monitor
= 0;
2935 case QEMU_OPTION_qmp
:
2936 monitor_parse(optarg
, "control");
2937 default_monitor
= 0;
2939 case QEMU_OPTION_mon
:
2940 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
2944 default_monitor
= 0;
2946 case QEMU_OPTION_chardev
:
2947 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
2952 case QEMU_OPTION_fsdev
:
2953 olist
= qemu_find_opts("fsdev");
2955 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
2958 opts
= qemu_opts_parse(olist
, optarg
, 1);
2960 fprintf(stderr
, "parse error: %s\n", optarg
);
2964 case QEMU_OPTION_virtfs
: {
2967 const char *writeout
, *sock_fd
, *socket
;
2969 olist
= qemu_find_opts("virtfs");
2971 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
2974 opts
= qemu_opts_parse(olist
, optarg
, 1);
2976 fprintf(stderr
, "parse error: %s\n", optarg
);
2980 if (qemu_opt_get(opts
, "fsdriver") == NULL
||
2981 qemu_opt_get(opts
, "mount_tag") == NULL
) {
2982 fprintf(stderr
, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
2985 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"),
2986 qemu_opt_get(opts
, "mount_tag"),
2989 fprintf(stderr
, "duplicate fsdev id: %s\n",
2990 qemu_opt_get(opts
, "mount_tag"));
2994 writeout
= qemu_opt_get(opts
, "writeout");
2996 #ifdef CONFIG_SYNC_FILE_RANGE
2997 qemu_opt_set(fsdev
, "writeout", writeout
);
2999 fprintf(stderr
, "writeout=immediate not supported on "
3004 qemu_opt_set(fsdev
, "fsdriver", qemu_opt_get(opts
, "fsdriver"));
3005 qemu_opt_set(fsdev
, "path", qemu_opt_get(opts
, "path"));
3006 qemu_opt_set(fsdev
, "security_model",
3007 qemu_opt_get(opts
, "security_model"));
3008 socket
= qemu_opt_get(opts
, "socket");
3010 qemu_opt_set(fsdev
, "socket", socket
);
3012 sock_fd
= qemu_opt_get(opts
, "sock_fd");
3014 qemu_opt_set(fsdev
, "sock_fd", sock_fd
);
3017 qemu_opt_set_bool(fsdev
, "readonly",
3018 qemu_opt_get_bool(opts
, "readonly", 0));
3019 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3021 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3022 qemu_opt_set(device
, "fsdev",
3023 qemu_opt_get(opts
, "mount_tag"));
3024 qemu_opt_set(device
, "mount_tag",
3025 qemu_opt_get(opts
, "mount_tag"));
3028 case QEMU_OPTION_virtfs_synth
: {
3032 fsdev
= qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3035 fprintf(stderr
, "duplicate option: %s\n", "virtfs_synth");
3038 qemu_opt_set(fsdev
, "fsdriver", "synth");
3040 device
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0,
3042 qemu_opt_set(device
, "driver", "virtio-9p-pci");
3043 qemu_opt_set(device
, "fsdev", "v_synth");
3044 qemu_opt_set(device
, "mount_tag", "v_synth");
3047 case QEMU_OPTION_serial
:
3048 add_device_config(DEV_SERIAL
, optarg
);
3050 if (strncmp(optarg
, "mon:", 4) == 0) {
3051 default_monitor
= 0;
3054 case QEMU_OPTION_watchdog
:
3057 "qemu: only one watchdog option may be given\n");
3062 case QEMU_OPTION_watchdog_action
:
3063 if (select_watchdog_action(optarg
) == -1) {
3064 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
3068 case QEMU_OPTION_virtiocon
:
3069 add_device_config(DEV_VIRTCON
, optarg
);
3070 default_virtcon
= 0;
3071 if (strncmp(optarg
, "mon:", 4) == 0) {
3072 default_monitor
= 0;
3075 case QEMU_OPTION_parallel
:
3076 add_device_config(DEV_PARALLEL
, optarg
);
3077 default_parallel
= 0;
3078 if (strncmp(optarg
, "mon:", 4) == 0) {
3079 default_monitor
= 0;
3082 case QEMU_OPTION_debugcon
:
3083 add_device_config(DEV_DEBUGCON
, optarg
);
3085 case QEMU_OPTION_loadvm
:
3088 case QEMU_OPTION_full_screen
:
3092 case QEMU_OPTION_no_frame
:
3095 case QEMU_OPTION_alt_grab
:
3098 case QEMU_OPTION_ctrl_grab
:
3101 case QEMU_OPTION_no_quit
:
3104 case QEMU_OPTION_sdl
:
3105 display_type
= DT_SDL
;
3108 case QEMU_OPTION_no_frame
:
3109 case QEMU_OPTION_alt_grab
:
3110 case QEMU_OPTION_ctrl_grab
:
3111 case QEMU_OPTION_no_quit
:
3112 case QEMU_OPTION_sdl
:
3113 fprintf(stderr
, "SDL support is disabled\n");
3116 case QEMU_OPTION_pidfile
:
3119 case QEMU_OPTION_win2k_hack
:
3120 win2k_install_hack
= 1;
3122 case QEMU_OPTION_rtc_td_hack
: {
3123 static GlobalProperty slew_lost_ticks
[] = {
3125 .driver
= "mc146818rtc",
3126 .property
= "lost_tick_policy",
3129 { /* end of list */ }
3132 qdev_prop_register_global_list(slew_lost_ticks
);
3135 case QEMU_OPTION_acpitable
:
3136 do_acpitable_option(optarg
);
3138 case QEMU_OPTION_smbios
:
3139 do_smbios_option(optarg
);
3141 case QEMU_OPTION_enable_kvm
:
3142 olist
= qemu_find_opts("machine");
3143 qemu_opts_parse(olist
, "accel=kvm", 0);
3145 case QEMU_OPTION_machine
:
3146 olist
= qemu_find_opts("machine");
3147 opts
= qemu_opts_parse(olist
, optarg
, 1);
3149 fprintf(stderr
, "parse error: %s\n", optarg
);
3152 optarg
= qemu_opt_get(opts
, "type");
3154 machine
= machine_parse(optarg
);
3157 case QEMU_OPTION_usb
:
3160 case QEMU_OPTION_usbdevice
:
3162 add_device_config(DEV_USB
, optarg
);
3164 case QEMU_OPTION_device
:
3165 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
3169 case QEMU_OPTION_smp
:
3172 fprintf(stderr
, "Invalid number of CPUs\n");
3175 if (max_cpus
< smp_cpus
) {
3176 fprintf(stderr
, "maxcpus must be equal to or greater than "
3180 if (max_cpus
> 255) {
3181 fprintf(stderr
, "Unsupported number of maxcpus\n");
3185 case QEMU_OPTION_vnc
:
3188 vnc_display
= optarg
;
3190 fprintf(stderr
, "VNC support is disabled\n");
3194 case QEMU_OPTION_no_acpi
:
3197 case QEMU_OPTION_no_hpet
:
3200 case QEMU_OPTION_balloon
:
3201 if (balloon_parse(optarg
) < 0) {
3202 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
3206 case QEMU_OPTION_no_reboot
:
3209 case QEMU_OPTION_no_shutdown
:
3212 case QEMU_OPTION_show_cursor
:
3215 case QEMU_OPTION_uuid
:
3216 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
3217 fprintf(stderr
, "Fail to parse UUID string."
3218 " Wrong format.\n");
3222 case QEMU_OPTION_option_rom
:
3223 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
3224 fprintf(stderr
, "Too many option ROMs\n");
3227 opts
= qemu_opts_parse(qemu_find_opts("option-rom"), optarg
, 1);
3228 option_rom
[nb_option_roms
].name
= qemu_opt_get(opts
, "romfile");
3229 option_rom
[nb_option_roms
].bootindex
=
3230 qemu_opt_get_number(opts
, "bootindex", -1);
3231 if (!option_rom
[nb_option_roms
].name
) {
3232 fprintf(stderr
, "Option ROM file is not specified\n");
3237 case QEMU_OPTION_semihosting
:
3238 semihosting_enabled
= 1;
3240 case QEMU_OPTION_name
:
3241 qemu_name
= g_strdup(optarg
);
3243 char *p
= strchr(qemu_name
, ',');
3246 if (strncmp(p
, "process=", 8)) {
3247 fprintf(stderr
, "Unknown subargument %s to -name\n", p
);
3251 os_set_proc_name(p
);
3255 case QEMU_OPTION_prom_env
:
3256 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
3257 fprintf(stderr
, "Too many prom variables\n");
3260 prom_envs
[nb_prom_envs
] = optarg
;
3263 case QEMU_OPTION_old_param
:
3266 case QEMU_OPTION_clock
:
3267 configure_alarms(optarg
);
3269 case QEMU_OPTION_startdate
:
3270 configure_rtc_date_offset(optarg
, 1);
3272 case QEMU_OPTION_rtc
:
3273 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
3277 configure_rtc(opts
);
3279 case QEMU_OPTION_tb_size
:
3280 tcg_tb_size
= strtol(optarg
, NULL
, 0);
3281 if (tcg_tb_size
< 0) {
3285 case QEMU_OPTION_icount
:
3286 icount_option
= optarg
;
3288 case QEMU_OPTION_incoming
:
3290 runstate_set(RUN_STATE_INMIGRATE
);
3292 case QEMU_OPTION_nodefaults
:
3294 default_parallel
= 0;
3295 default_virtcon
= 0;
3296 default_monitor
= 0;
3303 case QEMU_OPTION_xen_domid
:
3304 if (!(xen_available())) {
3305 printf("Option %s not supported for this target\n", popt
->name
);
3308 xen_domid
= atoi(optarg
);
3310 case QEMU_OPTION_xen_create
:
3311 if (!(xen_available())) {
3312 printf("Option %s not supported for this target\n", popt
->name
);
3315 xen_mode
= XEN_CREATE
;
3317 case QEMU_OPTION_xen_attach
:
3318 if (!(xen_available())) {
3319 printf("Option %s not supported for this target\n", popt
->name
);
3322 xen_mode
= XEN_ATTACH
;
3324 case QEMU_OPTION_trace
:
3326 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
3330 trace_events
= qemu_opt_get(opts
, "events");
3331 trace_file
= qemu_opt_get(opts
, "file");
3334 case QEMU_OPTION_readconfig
:
3336 int ret
= qemu_read_config_file(optarg
);
3338 fprintf(stderr
, "read config %s: %s\n", optarg
,
3344 case QEMU_OPTION_spice
:
3345 olist
= qemu_find_opts("spice");
3347 fprintf(stderr
, "spice is not supported by this qemu build.\n");
3350 opts
= qemu_opts_parse(olist
, optarg
, 0);
3352 fprintf(stderr
, "parse error: %s\n", optarg
);
3356 case QEMU_OPTION_writeconfig
:
3359 if (strcmp(optarg
, "-") == 0) {
3362 fp
= fopen(optarg
, "w");
3364 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
3368 qemu_config_write(fp
);
3372 case QEMU_OPTION_qtest
:
3373 qtest_chrdev
= optarg
;
3375 case QEMU_OPTION_qtest_log
:
3378 case QEMU_OPTION_sandbox
:
3379 opts
= qemu_opts_parse(qemu_find_opts("sandbox"), optarg
, 1);
3384 case QEMU_OPTION_add_fd
:
3386 opts
= qemu_opts_parse(qemu_find_opts("add-fd"), optarg
, 0);
3391 error_report("File descriptor passing is disabled on this "
3397 os_parse_cmd_args(popt
->index
, optarg
);
3403 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox
, NULL
, 0)) {
3408 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd
, NULL
, 1)) {
3412 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd
, NULL
, 1)) {
3417 if (machine
== NULL
) {
3418 fprintf(stderr
, "No machine found.\n");
3422 if (machine
->hw_version
) {
3423 qemu_set_version(machine
->hw_version
);
3426 /* Init CPU def lists, based on config
3427 * - Must be called after all the qemu_read_config_file() calls
3428 * - Must be called before list_cpus()
3429 * - Must be called before machine->init()
3433 if (cpu_model
&& is_help_option(cpu_model
)) {
3434 list_cpus(stdout
, &fprintf
, cpu_model
);
3438 /* Open the logfile at this point, if necessary. We can't open the logfile
3439 * when encountering either of the logging options (-d or -D) because the
3440 * other one may be encountered later on the command line, changing the
3441 * location or level of logging.
3445 set_cpu_log_filename(log_file
);
3447 set_cpu_log(log_mask
);
3450 if (!trace_backend_init(trace_events
, trace_file
)) {
3454 /* If no data_dir is specified then try to find it relative to the
3457 data_dir
= os_find_datadir(argv
[0]);
3459 /* If all else fails use the install path specified when building. */
3461 data_dir
= CONFIG_QEMU_DATADIR
;
3465 * Default to max_cpus = smp_cpus, in case the user doesn't
3466 * specify a max_cpus value.
3469 max_cpus
= smp_cpus
;
3471 machine
->max_cpus
= machine
->max_cpus
?: 1; /* Default to UP */
3472 if (smp_cpus
> machine
->max_cpus
) {
3473 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
3474 "supported by machine `%s' (%d)\n", smp_cpus
, machine
->name
,
3480 * Get the default machine options from the machine if it is not already
3481 * specified either by the configuration file or by the command line.
3483 if (machine
->default_machine_opts
) {
3484 qemu_opts_set_defaults(qemu_find_opts("machine"),
3485 machine
->default_machine_opts
, 0);
3488 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
3489 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
3491 if (machine
->no_serial
) {
3494 if (machine
->no_parallel
) {
3495 default_parallel
= 0;
3497 if (!machine
->use_virtcon
) {
3498 default_virtcon
= 0;
3500 if (machine
->no_floppy
) {
3503 if (machine
->no_cdrom
) {
3506 if (machine
->no_sdcard
) {
3510 if (display_type
== DT_NOGRAPHIC
) {
3511 if (default_parallel
)
3512 add_device_config(DEV_PARALLEL
, "null");
3513 if (default_serial
&& default_monitor
) {
3514 add_device_config(DEV_SERIAL
, "mon:stdio");
3515 } else if (default_virtcon
&& default_monitor
) {
3516 add_device_config(DEV_VIRTCON
, "mon:stdio");
3519 add_device_config(DEV_SERIAL
, "stdio");
3520 if (default_virtcon
)
3521 add_device_config(DEV_VIRTCON
, "stdio");
3522 if (default_monitor
)
3523 monitor_parse("stdio", "readline");
3527 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
3528 if (default_parallel
)
3529 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
3530 if (default_monitor
)
3531 monitor_parse("vc:80Cx24C", "readline");
3532 if (default_virtcon
)
3533 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
3538 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
3540 #ifdef CONFIG_VIRTFS
3541 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
3548 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
3553 /* init the memory */
3554 if (ram_size
== 0) {
3555 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
3558 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0)
3563 configure_accelerator();
3565 qemu_init_cpu_loop();
3566 if (qemu_init_main_loop()) {
3567 fprintf(stderr
, "qemu_init_main_loop failed\n");
3571 machine_opts
= qemu_opts_find(qemu_find_opts("machine"), 0);
3573 kernel_filename
= qemu_opt_get(machine_opts
, "kernel");
3574 initrd_filename
= qemu_opt_get(machine_opts
, "initrd");
3575 kernel_cmdline
= qemu_opt_get(machine_opts
, "append");
3577 kernel_filename
= initrd_filename
= kernel_cmdline
= NULL
;
3580 if (!kernel_cmdline
) {
3581 kernel_cmdline
= "";
3584 linux_boot
= (kernel_filename
!= NULL
);
3586 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
3587 fprintf(stderr
, "-append only allowed with -kernel option\n");
3591 if (!linux_boot
&& initrd_filename
!= NULL
) {
3592 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
3596 if (!linux_boot
&& machine_opts
&& qemu_opt_get(machine_opts
, "dtb")) {
3597 fprintf(stderr
, "-dtb only allowed with -kernel option\n");
3601 os_set_line_buffering();
3603 if (init_timer_alarm() < 0) {
3604 fprintf(stderr
, "could not initialize alarm timer\n");
3609 /* spice needs the timers to be initialized by this point */
3613 if (icount_option
&& (kvm_enabled() || xen_enabled())) {
3614 fprintf(stderr
, "-icount is not allowed with kvm or xen\n");
3617 configure_icount(icount_option
);
3619 if (net_init_clients() < 0) {
3623 /* init the bluetooth world */
3624 if (foreach_device_config(DEV_BT
, bt_parse
))
3627 if (!xen_enabled()) {
3628 /* On 32-bit hosts, QEMU is limited by virtual address space */
3629 if (ram_size
> (2047 << 20) && HOST_LONG_BITS
== 32) {
3630 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
3635 cpu_exec_init_all();
3637 bdrv_init_with_whitelist();
3641 /* open the virtual block devices */
3643 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
3644 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
, &machine
->use_scsi
, 1) != 0)
3647 default_drive(default_cdrom
, snapshot
, machine
->use_scsi
,
3648 IF_DEFAULT
, 2, CDROM_OPTS
);
3649 default_drive(default_floppy
, snapshot
, machine
->use_scsi
,
3650 IF_FLOPPY
, 0, FD_OPTS
);
3651 default_drive(default_sdcard
, snapshot
, machine
->use_scsi
,
3654 register_savevm_live(NULL
, "ram", 0, 4, &savevm_ram_handlers
, NULL
);
3656 if (nb_numa_nodes
> 0) {
3659 if (nb_numa_nodes
> MAX_NODES
) {
3660 nb_numa_nodes
= MAX_NODES
;
3663 /* If no memory size if given for any node, assume the default case
3664 * and distribute the available memory equally across all nodes
3666 for (i
= 0; i
< nb_numa_nodes
; i
++) {
3667 if (node_mem
[i
] != 0)
3670 if (i
== nb_numa_nodes
) {
3671 uint64_t usedmem
= 0;
3673 /* On Linux, the each node's border has to be 8MB aligned,
3674 * the final node gets the rest.
3676 for (i
= 0; i
< nb_numa_nodes
- 1; i
++) {
3677 node_mem
[i
] = (ram_size
/ nb_numa_nodes
) & ~((1 << 23UL) - 1);
3678 usedmem
+= node_mem
[i
];
3680 node_mem
[i
] = ram_size
- usedmem
;
3683 for (i
= 0; i
< nb_numa_nodes
; i
++) {
3684 if (!bitmap_empty(node_cpumask
[i
], MAX_CPUMASK_BITS
)) {
3688 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3689 * must cope with this anyway, because there are BIOSes out there in
3690 * real machines which also use this scheme.
3692 if (i
== nb_numa_nodes
) {
3693 for (i
= 0; i
< max_cpus
; i
++) {
3694 set_bit(i
, node_cpumask
[i
% nb_numa_nodes
]);
3699 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
3703 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
3705 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
3707 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
3709 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
3712 /* If no default VGA is requested, the default is "none". */
3714 if (cirrus_vga_available()) {
3715 vga_model
= "cirrus";
3716 } else if (vga_available()) {
3720 select_vgahw(vga_model
);
3723 i
= select_watchdog(watchdog
);
3725 exit (i
== 1 ? 1 : 0);
3728 if (machine
->compat_props
) {
3729 qdev_prop_register_global_list(machine
->compat_props
);
3733 qdev_machine_init();
3735 QEMUMachineInitArgs args
= { .ram_size
= ram_size
,
3736 .boot_device
= boot_devices
,
3737 .kernel_filename
= kernel_filename
,
3738 .kernel_cmdline
= kernel_cmdline
,
3739 .initrd_filename
= initrd_filename
,
3740 .cpu_model
= cpu_model
};
3741 machine
->init(&args
);
3743 cpu_synchronize_all_post_init();
3747 current_machine
= machine
;
3749 /* init USB devices */
3751 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
3755 /* init generic devices */
3756 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
3759 net_check_clients();
3761 /* just use the first displaystate for the moment */
3762 ds
= get_displaystate();
3766 if (display_type
== DT_DEFAULT
&& !display_remote
) {
3767 #if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3768 display_type
= DT_SDL
;
3769 #elif defined(CONFIG_VNC)
3770 vnc_display
= "localhost:0,to=99";
3773 display_type
= DT_NONE
;
3778 /* init local displays */
3779 switch (display_type
) {
3782 #if defined(CONFIG_CURSES)
3784 if (!is_daemonized()) {
3785 curses_display_init(ds
, full_screen
);
3789 #if defined(CONFIG_SDL)
3791 sdl_display_init(ds
, full_screen
, no_frame
);
3793 #elif defined(CONFIG_COCOA)
3795 cocoa_display_init(ds
, full_screen
);
3802 /* must be after terminal init, SDL library changes signal handlers */
3803 os_setup_signal_handling();
3806 /* init remote displays */
3808 vnc_display_init(ds
);
3809 if (vnc_display_open(ds
, vnc_display
) < 0) {
3810 fprintf(stderr
, "Failed to start VNC server on `%s'\n",
3815 if (show_vnc_port
) {
3816 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds
));
3821 if (using_spice
&& !qxl_enabled
) {
3822 qemu_spice_display_init(ds
);
3828 dcl
= ds
->listeners
;
3829 while (dcl
!= NULL
) {
3830 if (dcl
->dpy_refresh
!= NULL
) {
3831 ds
->gui_timer
= qemu_new_timer_ms(rt_clock
, gui_update
, ds
);
3832 qemu_mod_timer(ds
->gui_timer
, qemu_get_clock_ms(rt_clock
));
3837 text_consoles_set_display(ds
);
3839 if (foreach_device_config(DEV_GDB
, gdbserver_start
) < 0) {
3843 qdev_machine_creation_done();
3845 if (rom_load_all() != 0) {
3846 fprintf(stderr
, "rom loading failed\n");
3850 /* TODO: once all bus devices are qdevified, this should be done
3851 * when bus is created by qdev.c */
3852 qemu_register_reset(qbus_reset_all_fn
, sysbus_get_default());
3853 qemu_run_machine_init_done_notifiers();
3855 qemu_system_reset(VMRESET_SILENT
);
3857 if (load_vmstate(loadvm
) < 0) {
3864 int ret
= qemu_start_incoming_migration(incoming
, &errp
);
3866 if (error_is_set(&errp
)) {
3867 fprintf(stderr
, "Migrate: %s\n", error_get_pretty(errp
));
3870 fprintf(stderr
, "Migration failed. Exit code %s(%d), exiting.\n",
3874 } else if (autostart
) {