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
32 /* Needed early for CONFIG_BSD etc. */
33 #include "config-host.h"
37 #include <sys/times.h>
41 #include <sys/ioctl.h>
42 #include <sys/resource.h>
43 #include <sys/socket.h>
44 #include <netinet/in.h>
46 #include <arpa/inet.h>
49 #include <sys/select.h>
50 #ifdef CONFIG_SIMPLE_TRACE
56 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
58 #include <sys/sysctl.h>
67 #include <linux/ppdev.h>
68 #include <linux/parport.h>
72 #include <sys/ethernet.h>
73 #include <sys/sockio.h>
74 #include <netinet/arp.h>
75 #include <netinet/in_systm.h>
76 #include <netinet/ip.h>
77 #include <netinet/ip_icmp.h> // must come after ip.h
78 #include <netinet/udp.h>
79 #include <netinet/tcp.h>
87 #if defined(__OpenBSD__)
91 #if defined(CONFIG_VDE)
92 #include <libvdeplug.h>
100 #if defined(__APPLE__) || defined(main)
102 int qemu_main(int argc
, char **argv
, char **envp
);
103 int main(int argc
, char **argv
)
105 return qemu_main(argc
, argv
, NULL
);
108 #define main qemu_main
110 #endif /* CONFIG_SDL */
114 #define main qemu_main
115 #endif /* CONFIG_COCOA */
118 #include "hw/boards.h"
120 #include "hw/pcmcia.h"
125 #include "hw/watchdog.h"
126 #include "hw/smbios.h"
129 #include "hw/loader.h"
132 #include "net/slirp.h"
137 #include "qemu-timer.h"
138 #include "qemu-char.h"
139 #include "cache-utils.h"
141 #include "blockdev.h"
142 #include "block-migration.h"
144 #include "audio/audio.h"
145 #include "migration.h"
147 #include "qemu-option.h"
148 #include "qemu-config.h"
149 #include "qemu-objects.h"
150 #include "qemu-options.h"
152 #include "fsdev/qemu-fsdev.h"
157 #include "qemu_socket.h"
159 #include "slirp/libslirp.h"
162 #include "qemu-queue.h"
164 #include "arch_init.h"
166 #include "ui/qemu-spice.h"
169 //#define DEBUG_SLIRP
171 #define DEFAULT_RAM_SIZE 128
173 #define MAX_VIRTIO_CONSOLES 1
175 static const char *data_dir
;
176 const char *bios_name
= NULL
;
177 enum vga_retrace_method vga_retrace_method
= VGA_RETRACE_DUMB
;
178 DisplayType display_type
= DT_DEFAULT
;
179 int display_remote
= 0;
180 const char* keyboard_layout
= NULL
;
182 const char *mem_path
= NULL
;
184 int mem_prealloc
= 0; /* force preallocation of physical target memory */
187 NICInfo nd_table
[MAX_NICS
];
190 int incoming_expected
; /* Started with -incoming and waiting for incoming */
191 static int rtc_utc
= 1;
192 static int rtc_date_offset
= -1; /* -1 means no change */
193 QEMUClock
*rtc_clock
;
194 int vga_interface_type
= VGA_NONE
;
195 static int full_screen
= 0;
197 static int no_frame
= 0;
200 CharDriverState
*serial_hds
[MAX_SERIAL_PORTS
];
201 CharDriverState
*parallel_hds
[MAX_PARALLEL_PORTS
];
202 CharDriverState
*virtcon_hds
[MAX_VIRTIO_CONSOLES
];
203 int win2k_install_hack
= 0;
211 const char *vnc_display
;
212 int acpi_enabled
= 1;
218 int graphic_rotate
= 0;
219 uint8_t irq0override
= 1;
220 const char *watchdog
;
221 const char *option_rom
[MAX_OPTION_ROMS
];
223 int semihosting_enabled
= 0;
225 const char *qemu_name
;
228 unsigned int nb_prom_envs
= 0;
229 const char *prom_envs
[MAX_PROM_ENVS
];
232 typedef struct FWBootEntry FWBootEntry
;
235 QTAILQ_ENTRY(FWBootEntry
) link
;
241 QTAILQ_HEAD(, FWBootEntry
) fw_boot_order
= QTAILQ_HEAD_INITIALIZER(fw_boot_order
);
244 uint64_t node_mem
[MAX_NODES
];
245 uint64_t node_cpumask
[MAX_NODES
];
247 static QEMUTimer
*nographic_timer
;
249 uint8_t qemu_uuid
[16];
251 static QEMUBootSetHandler
*boot_set_handler
;
252 static void *boot_set_opaque
;
254 static NotifierList exit_notifiers
=
255 NOTIFIER_LIST_INITIALIZER(exit_notifiers
);
259 enum xen_mode xen_mode
= XEN_EMULATE
;
261 static int default_serial
= 1;
262 static int default_parallel
= 1;
263 static int default_virtcon
= 1;
264 static int default_monitor
= 1;
265 static int default_vga
= 1;
266 static int default_floppy
= 1;
267 static int default_cdrom
= 1;
268 static int default_sdcard
= 1;
274 { .driver
= "isa-serial", .flag
= &default_serial
},
275 { .driver
= "isa-parallel", .flag
= &default_parallel
},
276 { .driver
= "isa-fdc", .flag
= &default_floppy
},
277 { .driver
= "ide-drive", .flag
= &default_cdrom
},
278 { .driver
= "virtio-serial-pci", .flag
= &default_virtcon
},
279 { .driver
= "virtio-serial-s390", .flag
= &default_virtcon
},
280 { .driver
= "virtio-serial", .flag
= &default_virtcon
},
281 { .driver
= "VGA", .flag
= &default_vga
},
282 { .driver
= "cirrus-vga", .flag
= &default_vga
},
283 { .driver
= "vmware-svga", .flag
= &default_vga
},
286 static int default_driver_check(QemuOpts
*opts
, void *opaque
)
288 const char *driver
= qemu_opt_get(opts
, "driver");
293 for (i
= 0; i
< ARRAY_SIZE(default_list
); i
++) {
294 if (strcmp(default_list
[i
].driver
, driver
) != 0)
296 *(default_list
[i
].flag
) = 0;
301 /***********************************************************/
302 /* real time host monotonic timer */
304 /***********************************************************/
305 /* host time/date access */
306 void qemu_get_timedate(struct tm
*tm
, int offset
)
313 if (rtc_date_offset
== -1) {
317 ret
= localtime(&ti
);
319 ti
-= rtc_date_offset
;
323 memcpy(tm
, ret
, sizeof(struct tm
));
326 int qemu_timedate_diff(struct tm
*tm
)
330 if (rtc_date_offset
== -1)
332 seconds
= mktimegm(tm
);
334 seconds
= mktime(tm
);
336 seconds
= mktimegm(tm
) + rtc_date_offset
;
338 return seconds
- time(NULL
);
341 void rtc_change_mon_event(struct tm
*tm
)
345 data
= qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm
));
346 monitor_protocol_event(QEVENT_RTC_CHANGE
, data
);
347 qobject_decref(data
);
350 static void configure_rtc_date_offset(const char *startdate
, int legacy
)
352 time_t rtc_start_date
;
355 if (!strcmp(startdate
, "now") && legacy
) {
356 rtc_date_offset
= -1;
358 if (sscanf(startdate
, "%d-%d-%dT%d:%d:%d",
366 } else if (sscanf(startdate
, "%d-%d-%d",
378 rtc_start_date
= mktimegm(&tm
);
379 if (rtc_start_date
== -1) {
381 fprintf(stderr
, "Invalid date format. Valid formats are:\n"
382 "'2006-06-17T16:01:21' or '2006-06-17'\n");
385 rtc_date_offset
= time(NULL
) - rtc_start_date
;
389 static void configure_rtc(QemuOpts
*opts
)
393 value
= qemu_opt_get(opts
, "base");
395 if (!strcmp(value
, "utc")) {
397 } else if (!strcmp(value
, "localtime")) {
400 configure_rtc_date_offset(value
, 0);
403 value
= qemu_opt_get(opts
, "clock");
405 if (!strcmp(value
, "host")) {
406 rtc_clock
= host_clock
;
407 } else if (!strcmp(value
, "vm")) {
408 rtc_clock
= vm_clock
;
410 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
414 value
= qemu_opt_get(opts
, "driftfix");
416 if (!strcmp(value
, "slew")) {
418 } else if (!strcmp(value
, "none")) {
421 fprintf(stderr
, "qemu: invalid option value '%s'\n", value
);
427 /***********************************************************/
428 /* Bluetooth support */
431 static struct HCIInfo
*hci_table
[MAX_NICS
];
433 static struct bt_vlan_s
{
434 struct bt_scatternet_s net
;
436 struct bt_vlan_s
*next
;
439 /* find or alloc a new bluetooth "VLAN" */
440 static struct bt_scatternet_s
*qemu_find_bt_vlan(int id
)
442 struct bt_vlan_s
**pvlan
, *vlan
;
443 for (vlan
= first_bt_vlan
; vlan
!= NULL
; vlan
= vlan
->next
) {
447 vlan
= qemu_mallocz(sizeof(struct bt_vlan_s
));
449 pvlan
= &first_bt_vlan
;
450 while (*pvlan
!= NULL
)
451 pvlan
= &(*pvlan
)->next
;
456 static void null_hci_send(struct HCIInfo
*hci
, const uint8_t *data
, int len
)
460 static int null_hci_addr_set(struct HCIInfo
*hci
, const uint8_t *bd_addr
)
465 static struct HCIInfo null_hci
= {
466 .cmd_send
= null_hci_send
,
467 .sco_send
= null_hci_send
,
468 .acl_send
= null_hci_send
,
469 .bdaddr_set
= null_hci_addr_set
,
472 struct HCIInfo
*qemu_next_hci(void)
474 if (cur_hci
== nb_hcis
)
477 return hci_table
[cur_hci
++];
480 static struct HCIInfo
*hci_init(const char *str
)
483 struct bt_scatternet_s
*vlan
= 0;
485 if (!strcmp(str
, "null"))
488 else if (!strncmp(str
, "host", 4) && (str
[4] == '\0' || str
[4] == ':'))
490 return bt_host_hci(str
[4] ? str
+ 5 : "hci0");
491 else if (!strncmp(str
, "hci", 3)) {
494 if (!strncmp(str
+ 3, ",vlan=", 6)) {
495 vlan
= qemu_find_bt_vlan(strtol(str
+ 9, &endp
, 0));
500 vlan
= qemu_find_bt_vlan(0);
502 return bt_new_hci(vlan
);
505 fprintf(stderr
, "qemu: Unknown bluetooth HCI `%s'.\n", str
);
510 static int bt_hci_parse(const char *str
)
515 if (nb_hcis
>= MAX_NICS
) {
516 fprintf(stderr
, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS
);
529 bdaddr
.b
[5] = 0x56 + nb_hcis
;
530 hci
->bdaddr_set(hci
, bdaddr
.b
);
532 hci_table
[nb_hcis
++] = hci
;
537 static void bt_vhci_add(int vlan_id
)
539 struct bt_scatternet_s
*vlan
= qemu_find_bt_vlan(vlan_id
);
542 fprintf(stderr
, "qemu: warning: adding a VHCI to "
543 "an empty scatternet %i\n", vlan_id
);
545 bt_vhci_init(bt_new_hci(vlan
));
548 static struct bt_device_s
*bt_device_add(const char *opt
)
550 struct bt_scatternet_s
*vlan
;
552 char *endp
= strstr(opt
, ",vlan=");
553 int len
= (endp
? endp
- opt
: strlen(opt
)) + 1;
556 pstrcpy(devname
, MIN(sizeof(devname
), len
), opt
);
559 vlan_id
= strtol(endp
+ 6, &endp
, 0);
561 fprintf(stderr
, "qemu: unrecognised bluetooth vlan Id\n");
566 vlan
= qemu_find_bt_vlan(vlan_id
);
569 fprintf(stderr
, "qemu: warning: adding a slave device to "
570 "an empty scatternet %i\n", vlan_id
);
572 if (!strcmp(devname
, "keyboard"))
573 return bt_keyboard_init(vlan
);
575 fprintf(stderr
, "qemu: unsupported bluetooth device `%s'\n", devname
);
579 static int bt_parse(const char *opt
)
581 const char *endp
, *p
;
584 if (strstart(opt
, "hci", &endp
)) {
585 if (!*endp
|| *endp
== ',') {
587 if (!strstart(endp
, ",vlan=", 0))
590 return bt_hci_parse(opt
);
592 } else if (strstart(opt
, "vhci", &endp
)) {
593 if (!*endp
|| *endp
== ',') {
595 if (strstart(endp
, ",vlan=", &p
)) {
596 vlan
= strtol(p
, (char **) &endp
, 0);
598 fprintf(stderr
, "qemu: bad scatternet '%s'\n", p
);
602 fprintf(stderr
, "qemu: bad parameter '%s'\n", endp
+ 1);
611 } else if (strstart(opt
, "device:", &endp
))
612 return !bt_device_add(endp
);
614 fprintf(stderr
, "qemu: bad bluetooth parameter '%s'\n", opt
);
618 /***********************************************************/
619 /* QEMU Block devices */
621 #define HD_ALIAS "index=%d,media=disk"
622 #define CDROM_ALIAS "index=2,media=cdrom"
623 #define FD_ALIAS "index=%d,if=floppy"
624 #define PFLASH_ALIAS "if=pflash"
625 #define MTD_ALIAS "if=mtd"
626 #define SD_ALIAS "index=0,if=sd"
628 static int drive_init_func(QemuOpts
*opts
, void *opaque
)
630 int *use_scsi
= opaque
;
633 if (drive_init(opts
, *use_scsi
, &fatal_error
) == NULL
) {
640 static int drive_enable_snapshot(QemuOpts
*opts
, void *opaque
)
642 if (NULL
== qemu_opt_get(opts
, "snapshot")) {
643 qemu_opt_set(opts
, "snapshot", "on");
648 void qemu_register_boot_set(QEMUBootSetHandler
*func
, void *opaque
)
650 boot_set_handler
= func
;
651 boot_set_opaque
= opaque
;
654 int qemu_boot_set(const char *boot_devices
)
656 if (!boot_set_handler
) {
659 return boot_set_handler(boot_set_opaque
, boot_devices
);
662 static void validate_bootdevices(char *devices
)
664 /* We just do some generic consistency checks */
668 for (p
= devices
; *p
!= '\0'; p
++) {
669 /* Allowed boot devices are:
670 * a-b: floppy disk drives
671 * c-f: IDE disk drives
672 * g-m: machine implementation dependant drives
673 * n-p: network devices
674 * It's up to each machine implementation to check if the given boot
675 * devices match the actual hardware implementation and firmware
678 if (*p
< 'a' || *p
> 'p') {
679 fprintf(stderr
, "Invalid boot device '%c'\n", *p
);
682 if (bitmap
& (1 << (*p
- 'a'))) {
683 fprintf(stderr
, "Boot device '%c' was given twice\n", *p
);
686 bitmap
|= 1 << (*p
- 'a');
690 static void restore_boot_devices(void *opaque
)
692 char *standard_boot_devices
= opaque
;
693 static int first
= 1;
695 /* Restore boot order and remove ourselves after the first boot */
701 qemu_boot_set(standard_boot_devices
);
703 qemu_unregister_reset(restore_boot_devices
, standard_boot_devices
);
704 qemu_free(standard_boot_devices
);
707 void add_boot_device_path(int32_t bootindex
, DeviceState
*dev
,
710 FWBootEntry
*node
, *i
;
716 assert(dev
!= NULL
|| suffix
!= NULL
);
718 node
= qemu_mallocz(sizeof(FWBootEntry
));
719 node
->bootindex
= bootindex
;
720 node
->suffix
= strdup(suffix
);
723 QTAILQ_FOREACH(i
, &fw_boot_order
, link
) {
724 if (i
->bootindex
== bootindex
) {
725 fprintf(stderr
, "Two devices with same boot index %d\n", bootindex
);
727 } else if (i
->bootindex
< bootindex
) {
730 QTAILQ_INSERT_BEFORE(i
, node
, link
);
733 QTAILQ_INSERT_TAIL(&fw_boot_order
, node
, link
);
736 static void numa_add(const char *optarg
)
740 unsigned long long value
, endvalue
;
743 optarg
= get_opt_name(option
, 128, optarg
, ',') + 1;
744 if (!strcmp(option
, "node")) {
745 if (get_param_value(option
, 128, "nodeid", optarg
) == 0) {
746 nodenr
= nb_numa_nodes
;
748 nodenr
= strtoull(option
, NULL
, 10);
751 if (get_param_value(option
, 128, "mem", optarg
) == 0) {
752 node_mem
[nodenr
] = 0;
755 sval
= strtosz(option
, NULL
);
757 fprintf(stderr
, "qemu: invalid numa mem size: %s\n", optarg
);
760 node_mem
[nodenr
] = sval
;
762 if (get_param_value(option
, 128, "cpus", optarg
) == 0) {
763 node_cpumask
[nodenr
] = 0;
765 value
= strtoull(option
, &endptr
, 10);
768 fprintf(stderr
, "only 64 CPUs in NUMA mode supported.\n");
770 if (*endptr
== '-') {
771 endvalue
= strtoull(endptr
+1, &endptr
, 10);
772 if (endvalue
>= 63) {
775 "only 63 CPUs in NUMA mode supported.\n");
777 value
= (2ULL << endvalue
) - (1ULL << value
);
779 value
= 1ULL << value
;
782 node_cpumask
[nodenr
] = value
;
789 static void smp_parse(const char *optarg
)
791 int smp
, sockets
= 0, threads
= 0, cores
= 0;
795 smp
= strtoul(optarg
, &endptr
, 10);
796 if (endptr
!= optarg
) {
797 if (*endptr
== ',') {
801 if (get_param_value(option
, 128, "sockets", endptr
) != 0)
802 sockets
= strtoull(option
, NULL
, 10);
803 if (get_param_value(option
, 128, "cores", endptr
) != 0)
804 cores
= strtoull(option
, NULL
, 10);
805 if (get_param_value(option
, 128, "threads", endptr
) != 0)
806 threads
= strtoull(option
, NULL
, 10);
807 if (get_param_value(option
, 128, "maxcpus", endptr
) != 0)
808 max_cpus
= strtoull(option
, NULL
, 10);
810 /* compute missing values, prefer sockets over cores over threads */
811 if (smp
== 0 || sockets
== 0) {
812 sockets
= sockets
> 0 ? sockets
: 1;
813 cores
= cores
> 0 ? cores
: 1;
814 threads
= threads
> 0 ? threads
: 1;
816 smp
= cores
* threads
* sockets
;
820 threads
= threads
> 0 ? threads
: 1;
821 cores
= smp
/ (sockets
* threads
);
823 threads
= smp
/ (cores
* sockets
);
827 smp_cores
= cores
> 0 ? cores
: 1;
828 smp_threads
= threads
> 0 ? threads
: 1;
833 /***********************************************************/
836 static int usb_device_add(const char *devname
)
839 USBDevice
*dev
= NULL
;
844 /* drivers with .usbdevice_name entry in USBDeviceInfo */
845 dev
= usbdevice_create(devname
);
850 if (strstart(devname
, "host:", &p
)) {
851 dev
= usb_host_device_open(p
);
852 } else if (!strcmp(devname
, "bt") || strstart(devname
, "bt:", &p
)) {
853 dev
= usb_bt_init(devname
[2] ? hci_init(p
) :
854 bt_new_hci(qemu_find_bt_vlan(0)));
865 static int usb_device_del(const char *devname
)
870 if (strstart(devname
, "host:", &p
))
871 return usb_host_device_close(p
);
876 p
= strchr(devname
, '.');
879 bus_num
= strtoul(devname
, NULL
, 0);
880 addr
= strtoul(p
+ 1, NULL
, 0);
882 return usb_device_delete_addr(bus_num
, addr
);
885 static int usb_parse(const char *cmdline
)
888 r
= usb_device_add(cmdline
);
890 fprintf(stderr
, "qemu: could not add USB device '%s'\n", cmdline
);
895 void do_usb_add(Monitor
*mon
, const QDict
*qdict
)
897 const char *devname
= qdict_get_str(qdict
, "devname");
898 if (usb_device_add(devname
) < 0) {
899 error_report("could not add USB device '%s'", devname
);
903 void do_usb_del(Monitor
*mon
, const QDict
*qdict
)
905 const char *devname
= qdict_get_str(qdict
, "devname");
906 if (usb_device_del(devname
) < 0) {
907 error_report("could not delete USB device '%s'", devname
);
911 /***********************************************************/
914 static struct pcmcia_socket_entry_s
{
915 PCMCIASocket
*socket
;
916 struct pcmcia_socket_entry_s
*next
;
917 } *pcmcia_sockets
= 0;
919 void pcmcia_socket_register(PCMCIASocket
*socket
)
921 struct pcmcia_socket_entry_s
*entry
;
923 entry
= qemu_malloc(sizeof(struct pcmcia_socket_entry_s
));
924 entry
->socket
= socket
;
925 entry
->next
= pcmcia_sockets
;
926 pcmcia_sockets
= entry
;
929 void pcmcia_socket_unregister(PCMCIASocket
*socket
)
931 struct pcmcia_socket_entry_s
*entry
, **ptr
;
933 ptr
= &pcmcia_sockets
;
934 for (entry
= *ptr
; entry
; ptr
= &entry
->next
, entry
= *ptr
)
935 if (entry
->socket
== socket
) {
941 void pcmcia_info(Monitor
*mon
)
943 struct pcmcia_socket_entry_s
*iter
;
946 monitor_printf(mon
, "No PCMCIA sockets\n");
948 for (iter
= pcmcia_sockets
; iter
; iter
= iter
->next
)
949 monitor_printf(mon
, "%s: %s\n", iter
->socket
->slot_string
,
950 iter
->socket
->attached
? iter
->socket
->card_string
:
954 /***********************************************************/
957 typedef struct IOHandlerRecord
{
959 IOCanReadHandler
*fd_read_poll
;
966 QLIST_ENTRY(IOHandlerRecord
) next
;
969 static QLIST_HEAD(, IOHandlerRecord
) io_handlers
=
970 QLIST_HEAD_INITIALIZER(io_handlers
);
973 /* XXX: fd_read_poll should be suppressed, but an API change is
974 necessary in the character devices to suppress fd_can_read(). */
975 int qemu_set_fd_handler2(int fd
,
976 IOCanReadHandler
*fd_read_poll
,
981 IOHandlerRecord
*ioh
;
983 if (!fd_read
&& !fd_write
) {
984 QLIST_FOREACH(ioh
, &io_handlers
, next
) {
991 QLIST_FOREACH(ioh
, &io_handlers
, next
) {
995 ioh
= qemu_mallocz(sizeof(IOHandlerRecord
));
996 QLIST_INSERT_HEAD(&io_handlers
, ioh
, next
);
999 ioh
->fd_read_poll
= fd_read_poll
;
1000 ioh
->fd_read
= fd_read
;
1001 ioh
->fd_write
= fd_write
;
1002 ioh
->opaque
= opaque
;
1008 int qemu_set_fd_handler(int fd
,
1010 IOHandler
*fd_write
,
1013 return qemu_set_fd_handler2(fd
, NULL
, fd_read
, fd_write
, opaque
);
1016 /***********************************************************/
1017 /* machine registration */
1019 static QEMUMachine
*first_machine
= NULL
;
1020 QEMUMachine
*current_machine
= NULL
;
1022 int qemu_register_machine(QEMUMachine
*m
)
1025 pm
= &first_machine
;
1033 static QEMUMachine
*find_machine(const char *name
)
1037 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1038 if (!strcmp(m
->name
, name
))
1040 if (m
->alias
&& !strcmp(m
->alias
, name
))
1046 static QEMUMachine
*find_default_machine(void)
1050 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1051 if (m
->is_default
) {
1058 /***********************************************************/
1059 /* main execution loop */
1061 static void gui_update(void *opaque
)
1063 uint64_t interval
= GUI_REFRESH_INTERVAL
;
1064 DisplayState
*ds
= opaque
;
1065 DisplayChangeListener
*dcl
= ds
->listeners
;
1067 qemu_flush_coalesced_mmio_buffer();
1070 while (dcl
!= NULL
) {
1071 if (dcl
->gui_timer_interval
&&
1072 dcl
->gui_timer_interval
< interval
)
1073 interval
= dcl
->gui_timer_interval
;
1076 qemu_mod_timer(ds
->gui_timer
, interval
+ qemu_get_clock(rt_clock
));
1079 static void nographic_update(void *opaque
)
1081 uint64_t interval
= GUI_REFRESH_INTERVAL
;
1083 qemu_flush_coalesced_mmio_buffer();
1084 qemu_mod_timer(nographic_timer
, interval
+ qemu_get_clock(rt_clock
));
1087 struct vm_change_state_entry
{
1088 VMChangeStateHandler
*cb
;
1090 QLIST_ENTRY (vm_change_state_entry
) entries
;
1093 static QLIST_HEAD(vm_change_state_head
, vm_change_state_entry
) vm_change_state_head
;
1095 VMChangeStateEntry
*qemu_add_vm_change_state_handler(VMChangeStateHandler
*cb
,
1098 VMChangeStateEntry
*e
;
1100 e
= qemu_mallocz(sizeof (*e
));
1104 QLIST_INSERT_HEAD(&vm_change_state_head
, e
, entries
);
1108 void qemu_del_vm_change_state_handler(VMChangeStateEntry
*e
)
1110 QLIST_REMOVE (e
, entries
);
1114 void vm_state_notify(int running
, int reason
)
1116 VMChangeStateEntry
*e
;
1118 trace_vm_state_notify(running
, reason
);
1120 for (e
= vm_change_state_head
.lh_first
; e
; e
= e
->entries
.le_next
) {
1121 e
->cb(e
->opaque
, running
, reason
);
1130 vm_state_notify(1, 0);
1132 monitor_protocol_event(QEVENT_RESUME
, NULL
);
1136 /* reset/shutdown handler */
1138 typedef struct QEMUResetEntry
{
1139 QTAILQ_ENTRY(QEMUResetEntry
) entry
;
1140 QEMUResetHandler
*func
;
1144 static QTAILQ_HEAD(reset_handlers
, QEMUResetEntry
) reset_handlers
=
1145 QTAILQ_HEAD_INITIALIZER(reset_handlers
);
1146 static int reset_requested
;
1147 static int shutdown_requested
;
1148 static int powerdown_requested
;
1149 int debug_requested
;
1150 int vmstop_requested
;
1152 int qemu_shutdown_requested(void)
1154 int r
= shutdown_requested
;
1155 shutdown_requested
= 0;
1159 int qemu_reset_requested(void)
1161 int r
= reset_requested
;
1162 reset_requested
= 0;
1166 int qemu_powerdown_requested(void)
1168 int r
= powerdown_requested
;
1169 powerdown_requested
= 0;
1173 static int qemu_debug_requested(void)
1175 int r
= debug_requested
;
1176 debug_requested
= 0;
1180 static int qemu_vmstop_requested(void)
1182 int r
= vmstop_requested
;
1183 vmstop_requested
= 0;
1187 void qemu_register_reset(QEMUResetHandler
*func
, void *opaque
)
1189 QEMUResetEntry
*re
= qemu_mallocz(sizeof(QEMUResetEntry
));
1192 re
->opaque
= opaque
;
1193 QTAILQ_INSERT_TAIL(&reset_handlers
, re
, entry
);
1196 void qemu_unregister_reset(QEMUResetHandler
*func
, void *opaque
)
1200 QTAILQ_FOREACH(re
, &reset_handlers
, entry
) {
1201 if (re
->func
== func
&& re
->opaque
== opaque
) {
1202 QTAILQ_REMOVE(&reset_handlers
, re
, entry
);
1209 void qemu_system_reset(void)
1211 QEMUResetEntry
*re
, *nre
;
1213 /* reset all devices */
1214 QTAILQ_FOREACH_SAFE(re
, &reset_handlers
, entry
, nre
) {
1215 re
->func(re
->opaque
);
1217 monitor_protocol_event(QEVENT_RESET
, NULL
);
1218 cpu_synchronize_all_post_reset();
1221 void qemu_system_reset_request(void)
1224 shutdown_requested
= 1;
1226 reset_requested
= 1;
1228 qemu_notify_event();
1231 void qemu_system_shutdown_request(void)
1233 shutdown_requested
= 1;
1234 qemu_notify_event();
1237 void qemu_system_powerdown_request(void)
1239 powerdown_requested
= 1;
1240 qemu_notify_event();
1243 void main_loop_wait(int nonblocking
)
1245 IOHandlerRecord
*ioh
;
1246 fd_set rfds
, wfds
, xfds
;
1254 timeout
= qemu_calculate_timeout();
1255 qemu_bh_update_timeout(&timeout
);
1258 os_host_main_loop_wait(&timeout
);
1260 /* poll any events */
1261 /* XXX: separate device handlers from system ones */
1266 QLIST_FOREACH(ioh
, &io_handlers
, next
) {
1270 (!ioh
->fd_read_poll
||
1271 ioh
->fd_read_poll(ioh
->opaque
) != 0)) {
1272 FD_SET(ioh
->fd
, &rfds
);
1276 if (ioh
->fd_write
) {
1277 FD_SET(ioh
->fd
, &wfds
);
1283 tv
.tv_sec
= timeout
/ 1000;
1284 tv
.tv_usec
= (timeout
% 1000) * 1000;
1286 slirp_select_fill(&nfds
, &rfds
, &wfds
, &xfds
);
1288 qemu_mutex_unlock_iothread();
1289 ret
= select(nfds
+ 1, &rfds
, &wfds
, &xfds
, &tv
);
1290 qemu_mutex_lock_iothread();
1292 IOHandlerRecord
*pioh
;
1294 QLIST_FOREACH_SAFE(ioh
, &io_handlers
, next
, pioh
) {
1295 if (!ioh
->deleted
&& ioh
->fd_read
&& FD_ISSET(ioh
->fd
, &rfds
)) {
1296 ioh
->fd_read(ioh
->opaque
);
1298 if (!ioh
->deleted
&& ioh
->fd_write
&& FD_ISSET(ioh
->fd
, &wfds
)) {
1299 ioh
->fd_write(ioh
->opaque
);
1302 /* Do this last in case read/write handlers marked it for deletion */
1304 QLIST_REMOVE(ioh
, next
);
1310 slirp_select_poll(&rfds
, &wfds
, &xfds
, (ret
< 0));
1312 qemu_run_all_timers();
1314 /* Check bottom-halves last in case any of the earlier events triggered
1320 static int vm_can_run(void)
1322 if (powerdown_requested
)
1324 if (reset_requested
)
1326 if (shutdown_requested
)
1328 if (debug_requested
)
1333 qemu_irq qemu_system_powerdown
;
1335 static void main_loop(void)
1339 qemu_main_loop_start();
1343 bool nonblocking
= false;
1344 #ifdef CONFIG_PROFILER
1347 #ifndef CONFIG_IOTHREAD
1348 nonblocking
= cpu_exec_all();
1350 #ifdef CONFIG_PROFILER
1351 ti
= profile_getclock();
1353 main_loop_wait(nonblocking
);
1354 #ifdef CONFIG_PROFILER
1355 dev_time
+= profile_getclock() - ti
;
1357 } while (vm_can_run());
1359 if ((r
= qemu_debug_requested())) {
1362 if (qemu_shutdown_requested()) {
1363 monitor_protocol_event(QEVENT_SHUTDOWN
, NULL
);
1370 if (qemu_reset_requested()) {
1372 qemu_system_reset();
1375 if (qemu_powerdown_requested()) {
1376 monitor_protocol_event(QEVENT_POWERDOWN
, NULL
);
1377 qemu_irq_raise(qemu_system_powerdown
);
1379 if ((r
= qemu_vmstop_requested())) {
1387 static void version(void)
1389 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION
", Copyright (c) 2003-2008 Fabrice Bellard\n");
1392 static void help(int exitcode
)
1394 const char *options_help
=
1395 #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1397 #define DEFHEADING(text) stringify(text) "\n"
1398 #include "qemu-options.def"
1404 printf("usage: %s [options] [disk_image]\n"
1406 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1409 "During emulation, the following keys are useful:\n"
1410 "ctrl-alt-f toggle full screen\n"
1411 "ctrl-alt-n switch to virtual console 'n'\n"
1412 "ctrl-alt toggle mouse and keyboard grab\n"
1414 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1420 #define HAS_ARG 0x0001
1422 typedef struct QEMUOption
{
1429 static const QEMUOption qemu_options
[] = {
1430 { "h", 0, QEMU_OPTION_h
, QEMU_ARCH_ALL
},
1431 #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1432 { option, opt_arg, opt_enum, arch_mask },
1433 #define DEFHEADING(text)
1434 #include "qemu-options.def"
1440 static void select_vgahw (const char *p
)
1445 vga_interface_type
= VGA_NONE
;
1446 if (strstart(p
, "std", &opts
)) {
1447 vga_interface_type
= VGA_STD
;
1448 } else if (strstart(p
, "cirrus", &opts
)) {
1449 vga_interface_type
= VGA_CIRRUS
;
1450 } else if (strstart(p
, "vmware", &opts
)) {
1451 vga_interface_type
= VGA_VMWARE
;
1452 } else if (strstart(p
, "xenfb", &opts
)) {
1453 vga_interface_type
= VGA_XENFB
;
1454 } else if (!strstart(p
, "none", &opts
)) {
1456 fprintf(stderr
, "Unknown vga type: %s\n", p
);
1460 const char *nextopt
;
1462 if (strstart(opts
, ",retrace=", &nextopt
)) {
1464 if (strstart(opts
, "dumb", &nextopt
))
1465 vga_retrace_method
= VGA_RETRACE_DUMB
;
1466 else if (strstart(opts
, "precise", &nextopt
))
1467 vga_retrace_method
= VGA_RETRACE_PRECISE
;
1468 else goto invalid_vga
;
1469 } else goto invalid_vga
;
1474 static int balloon_parse(const char *arg
)
1478 if (strcmp(arg
, "none") == 0) {
1482 if (!strncmp(arg
, "virtio", 6)) {
1483 if (arg
[6] == ',') {
1484 /* have params -> parse them */
1485 opts
= qemu_opts_parse(qemu_find_opts("device"), arg
+7, 0);
1489 /* create empty opts */
1490 opts
= qemu_opts_create(qemu_find_opts("device"), NULL
, 0);
1492 qemu_opt_set(opts
, "driver", "virtio-balloon-pci");
1499 char *qemu_find_file(int type
, const char *name
)
1505 /* If name contains path separators then try it as a straight path. */
1506 if ((strchr(name
, '/') || strchr(name
, '\\'))
1507 && access(name
, R_OK
) == 0) {
1508 return qemu_strdup(name
);
1511 case QEMU_FILE_TYPE_BIOS
:
1514 case QEMU_FILE_TYPE_KEYMAP
:
1515 subdir
= "keymaps/";
1520 len
= strlen(data_dir
) + strlen(name
) + strlen(subdir
) + 2;
1521 buf
= qemu_mallocz(len
);
1522 snprintf(buf
, len
, "%s/%s%s", data_dir
, subdir
, name
);
1523 if (access(buf
, R_OK
)) {
1530 static int device_help_func(QemuOpts
*opts
, void *opaque
)
1532 return qdev_device_help(opts
);
1535 static int device_init_func(QemuOpts
*opts
, void *opaque
)
1539 dev
= qdev_device_add(opts
);
1545 static int chardev_init_func(QemuOpts
*opts
, void *opaque
)
1547 CharDriverState
*chr
;
1549 chr
= qemu_chr_open_opts(opts
, NULL
);
1555 #ifdef CONFIG_VIRTFS
1556 static int fsdev_init_func(QemuOpts
*opts
, void *opaque
)
1559 ret
= qemu_fsdev_add(opts
);
1565 static int mon_init_func(QemuOpts
*opts
, void *opaque
)
1567 CharDriverState
*chr
;
1568 const char *chardev
;
1572 mode
= qemu_opt_get(opts
, "mode");
1576 if (strcmp(mode
, "readline") == 0) {
1577 flags
= MONITOR_USE_READLINE
;
1578 } else if (strcmp(mode
, "control") == 0) {
1579 flags
= MONITOR_USE_CONTROL
;
1581 fprintf(stderr
, "unknown monitor mode \"%s\"\n", mode
);
1585 if (qemu_opt_get_bool(opts
, "pretty", 0))
1586 flags
|= MONITOR_USE_PRETTY
;
1588 if (qemu_opt_get_bool(opts
, "default", 0))
1589 flags
|= MONITOR_IS_DEFAULT
;
1591 chardev
= qemu_opt_get(opts
, "chardev");
1592 chr
= qemu_chr_find(chardev
);
1594 fprintf(stderr
, "chardev \"%s\" not found\n", chardev
);
1598 monitor_init(chr
, flags
);
1602 static void monitor_parse(const char *optarg
, const char *mode
)
1604 static int monitor_device_index
= 0;
1610 if (strstart(optarg
, "chardev:", &p
)) {
1611 snprintf(label
, sizeof(label
), "%s", p
);
1613 snprintf(label
, sizeof(label
), "compat_monitor%d",
1614 monitor_device_index
);
1615 if (monitor_device_index
== 0) {
1618 opts
= qemu_chr_parse_compat(label
, optarg
);
1620 fprintf(stderr
, "parse error: %s\n", optarg
);
1625 opts
= qemu_opts_create(qemu_find_opts("mon"), label
, 1);
1627 fprintf(stderr
, "duplicate chardev: %s\n", label
);
1630 qemu_opt_set(opts
, "mode", mode
);
1631 qemu_opt_set(opts
, "chardev", label
);
1633 qemu_opt_set(opts
, "default", "on");
1634 monitor_device_index
++;
1637 struct device_config
{
1639 DEV_USB
, /* -usbdevice */
1641 DEV_SERIAL
, /* -serial */
1642 DEV_PARALLEL
, /* -parallel */
1643 DEV_VIRTCON
, /* -virtioconsole */
1644 DEV_DEBUGCON
, /* -debugcon */
1646 const char *cmdline
;
1647 QTAILQ_ENTRY(device_config
) next
;
1649 QTAILQ_HEAD(, device_config
) device_configs
= QTAILQ_HEAD_INITIALIZER(device_configs
);
1651 static void add_device_config(int type
, const char *cmdline
)
1653 struct device_config
*conf
;
1655 conf
= qemu_mallocz(sizeof(*conf
));
1657 conf
->cmdline
= cmdline
;
1658 QTAILQ_INSERT_TAIL(&device_configs
, conf
, next
);
1661 static int foreach_device_config(int type
, int (*func
)(const char *cmdline
))
1663 struct device_config
*conf
;
1666 QTAILQ_FOREACH(conf
, &device_configs
, next
) {
1667 if (conf
->type
!= type
)
1669 rc
= func(conf
->cmdline
);
1676 static int serial_parse(const char *devname
)
1678 static int index
= 0;
1681 if (strcmp(devname
, "none") == 0)
1683 if (index
== MAX_SERIAL_PORTS
) {
1684 fprintf(stderr
, "qemu: too many serial ports\n");
1687 snprintf(label
, sizeof(label
), "serial%d", index
);
1688 serial_hds
[index
] = qemu_chr_open(label
, devname
, NULL
);
1689 if (!serial_hds
[index
]) {
1690 fprintf(stderr
, "qemu: could not open serial device '%s': %s\n",
1691 devname
, strerror(errno
));
1698 static int parallel_parse(const char *devname
)
1700 static int index
= 0;
1703 if (strcmp(devname
, "none") == 0)
1705 if (index
== MAX_PARALLEL_PORTS
) {
1706 fprintf(stderr
, "qemu: too many parallel ports\n");
1709 snprintf(label
, sizeof(label
), "parallel%d", index
);
1710 parallel_hds
[index
] = qemu_chr_open(label
, devname
, NULL
);
1711 if (!parallel_hds
[index
]) {
1712 fprintf(stderr
, "qemu: could not open parallel device '%s': %s\n",
1713 devname
, strerror(errno
));
1720 static int virtcon_parse(const char *devname
)
1722 QemuOptsList
*device
= qemu_find_opts("device");
1723 static int index
= 0;
1725 QemuOpts
*bus_opts
, *dev_opts
;
1727 if (strcmp(devname
, "none") == 0)
1729 if (index
== MAX_VIRTIO_CONSOLES
) {
1730 fprintf(stderr
, "qemu: too many virtio consoles\n");
1734 bus_opts
= qemu_opts_create(device
, NULL
, 0);
1735 qemu_opt_set(bus_opts
, "driver", "virtio-serial");
1737 dev_opts
= qemu_opts_create(device
, NULL
, 0);
1738 qemu_opt_set(dev_opts
, "driver", "virtconsole");
1740 snprintf(label
, sizeof(label
), "virtcon%d", index
);
1741 virtcon_hds
[index
] = qemu_chr_open(label
, devname
, NULL
);
1742 if (!virtcon_hds
[index
]) {
1743 fprintf(stderr
, "qemu: could not open virtio console '%s': %s\n",
1744 devname
, strerror(errno
));
1747 qemu_opt_set(dev_opts
, "chardev", label
);
1753 static int debugcon_parse(const char *devname
)
1757 if (!qemu_chr_open("debugcon", devname
, NULL
)) {
1760 opts
= qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1762 fprintf(stderr
, "qemu: already have a debugcon device\n");
1765 qemu_opt_set(opts
, "driver", "isa-debugcon");
1766 qemu_opt_set(opts
, "chardev", "debugcon");
1770 void qemu_add_exit_notifier(Notifier
*notify
)
1772 notifier_list_add(&exit_notifiers
, notify
);
1775 void qemu_remove_exit_notifier(Notifier
*notify
)
1777 notifier_list_remove(&exit_notifiers
, notify
);
1780 static void qemu_run_exit_notifiers(void)
1782 notifier_list_notify(&exit_notifiers
);
1785 static const QEMUOption
*lookup_opt(int argc
, char **argv
,
1786 const char **poptarg
, int *poptind
)
1788 const QEMUOption
*popt
;
1789 int optind
= *poptind
;
1790 char *r
= argv
[optind
];
1793 loc_set_cmdline(argv
, optind
, 1);
1795 /* Treat --foo the same as -foo. */
1798 popt
= qemu_options
;
1801 error_report("invalid option");
1804 if (!strcmp(popt
->name
, r
+ 1))
1808 if (popt
->flags
& HAS_ARG
) {
1809 if (optind
>= argc
) {
1810 error_report("requires an argument");
1813 optarg
= argv
[optind
++];
1814 loc_set_cmdline(argv
, optind
- 2, 2);
1825 int main(int argc
, char **argv
, char **envp
)
1827 const char *gdbstub_dev
= NULL
;
1829 int snapshot
, linux_boot
;
1830 const char *icount_option
= NULL
;
1831 const char *initrd_filename
;
1832 const char *kernel_filename
, *kernel_cmdline
;
1833 char boot_devices
[33] = "cad"; /* default to HD->floppy->CD-ROM */
1835 DisplayChangeListener
*dcl
;
1836 int cyls
, heads
, secs
, translation
;
1837 QemuOpts
*hda_opts
= NULL
, *opts
;
1838 QemuOptsList
*olist
;
1841 const char *loadvm
= NULL
;
1842 QEMUMachine
*machine
;
1843 const char *cpu_model
;
1845 const char *pid_file
= NULL
;
1846 const char *incoming
= NULL
;
1847 int show_vnc_port
= 0;
1850 #ifdef CONFIG_SIMPLE_TRACE
1851 const char *trace_file
= NULL
;
1853 atexit(qemu_run_exit_notifiers
);
1854 error_set_progname(argv
[0]);
1858 qemu_cache_utils_init(envp
);
1860 QLIST_INIT (&vm_change_state_head
);
1861 os_setup_early_signal_handling();
1863 module_call_init(MODULE_INIT_MACHINE
);
1864 machine
= find_default_machine();
1866 initrd_filename
= NULL
;
1869 kernel_filename
= NULL
;
1870 kernel_cmdline
= "";
1871 cyls
= heads
= secs
= 0;
1872 translation
= BIOS_ATA_TRANSLATION_AUTO
;
1874 for (i
= 0; i
< MAX_NODES
; i
++) {
1876 node_cpumask
[i
] = 0;
1885 /* first pass of option parsing */
1887 while (optind
< argc
) {
1888 if (argv
[optind
][0] != '-') {
1893 const QEMUOption
*popt
;
1895 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
1896 switch (popt
->index
) {
1897 case QEMU_OPTION_nodefconfig
:
1907 ret
= qemu_read_config_file(CONFIG_QEMU_CONFDIR
"/qemu.conf");
1908 if (ret
< 0 && ret
!= -ENOENT
) {
1912 ret
= qemu_read_config_file(arch_config_name
);
1913 if (ret
< 0 && ret
!= -ENOENT
) {
1919 /* second pass of option parsing */
1924 if (argv
[optind
][0] != '-') {
1925 hda_opts
= drive_add(argv
[optind
++], HD_ALIAS
, 0);
1927 const QEMUOption
*popt
;
1929 popt
= lookup_opt(argc
, argv
, &optarg
, &optind
);
1930 if (!(popt
->arch_mask
& arch_type
)) {
1931 printf("Option %s not supported for this target\n", popt
->name
);
1934 switch(popt
->index
) {
1936 machine
= find_machine(optarg
);
1939 printf("Supported machines are:\n");
1940 for(m
= first_machine
; m
!= NULL
; m
= m
->next
) {
1942 printf("%-10s %s (alias of %s)\n",
1943 m
->alias
, m
->desc
, m
->name
);
1944 printf("%-10s %s%s\n",
1946 m
->is_default
? " (default)" : "");
1948 exit(*optarg
!= '?');
1951 case QEMU_OPTION_cpu
:
1952 /* hw initialization will check this */
1953 if (*optarg
== '?') {
1954 list_cpus(stdout
, &fprintf
, optarg
);
1960 case QEMU_OPTION_initrd
:
1961 initrd_filename
= optarg
;
1963 case QEMU_OPTION_hda
:
1965 hda_opts
= drive_add(optarg
, HD_ALIAS
, 0);
1967 hda_opts
= drive_add(optarg
, HD_ALIAS
1968 ",cyls=%d,heads=%d,secs=%d%s",
1969 0, cyls
, heads
, secs
,
1970 translation
== BIOS_ATA_TRANSLATION_LBA
?
1972 translation
== BIOS_ATA_TRANSLATION_NONE
?
1973 ",trans=none" : "");
1975 case QEMU_OPTION_hdb
:
1976 case QEMU_OPTION_hdc
:
1977 case QEMU_OPTION_hdd
:
1978 drive_add(optarg
, HD_ALIAS
, popt
->index
- QEMU_OPTION_hda
);
1980 case QEMU_OPTION_drive
:
1981 drive_add(NULL
, "%s", optarg
);
1983 case QEMU_OPTION_set
:
1984 if (qemu_set_option(optarg
) != 0)
1987 case QEMU_OPTION_global
:
1988 if (qemu_global_option(optarg
) != 0)
1991 case QEMU_OPTION_mtdblock
:
1992 drive_add(optarg
, MTD_ALIAS
);
1994 case QEMU_OPTION_sd
:
1995 drive_add(optarg
, SD_ALIAS
);
1997 case QEMU_OPTION_pflash
:
1998 drive_add(optarg
, PFLASH_ALIAS
);
2000 case QEMU_OPTION_snapshot
:
2003 case QEMU_OPTION_hdachs
:
2007 cyls
= strtol(p
, (char **)&p
, 0);
2008 if (cyls
< 1 || cyls
> 16383)
2013 heads
= strtol(p
, (char **)&p
, 0);
2014 if (heads
< 1 || heads
> 16)
2019 secs
= strtol(p
, (char **)&p
, 0);
2020 if (secs
< 1 || secs
> 63)
2024 if (!strcmp(p
, "none"))
2025 translation
= BIOS_ATA_TRANSLATION_NONE
;
2026 else if (!strcmp(p
, "lba"))
2027 translation
= BIOS_ATA_TRANSLATION_LBA
;
2028 else if (!strcmp(p
, "auto"))
2029 translation
= BIOS_ATA_TRANSLATION_AUTO
;
2032 } else if (*p
!= '\0') {
2034 fprintf(stderr
, "qemu: invalid physical CHS format\n");
2037 if (hda_opts
!= NULL
) {
2039 snprintf(num
, sizeof(num
), "%d", cyls
);
2040 qemu_opt_set(hda_opts
, "cyls", num
);
2041 snprintf(num
, sizeof(num
), "%d", heads
);
2042 qemu_opt_set(hda_opts
, "heads", num
);
2043 snprintf(num
, sizeof(num
), "%d", secs
);
2044 qemu_opt_set(hda_opts
, "secs", num
);
2045 if (translation
== BIOS_ATA_TRANSLATION_LBA
)
2046 qemu_opt_set(hda_opts
, "trans", "lba");
2047 if (translation
== BIOS_ATA_TRANSLATION_NONE
)
2048 qemu_opt_set(hda_opts
, "trans", "none");
2052 case QEMU_OPTION_numa
:
2053 if (nb_numa_nodes
>= MAX_NODES
) {
2054 fprintf(stderr
, "qemu: too many NUMA nodes\n");
2059 case QEMU_OPTION_nographic
:
2060 display_type
= DT_NOGRAPHIC
;
2062 #ifdef CONFIG_CURSES
2063 case QEMU_OPTION_curses
:
2064 display_type
= DT_CURSES
;
2067 case QEMU_OPTION_portrait
:
2070 case QEMU_OPTION_kernel
:
2071 kernel_filename
= optarg
;
2073 case QEMU_OPTION_append
:
2074 kernel_cmdline
= optarg
;
2076 case QEMU_OPTION_cdrom
:
2077 drive_add(optarg
, CDROM_ALIAS
);
2079 case QEMU_OPTION_boot
:
2081 static const char * const params
[] = {
2082 "order", "once", "menu", NULL
2084 char buf
[sizeof(boot_devices
)];
2085 char *standard_boot_devices
;
2088 if (!strchr(optarg
, '=')) {
2090 pstrcpy(buf
, sizeof(buf
), optarg
);
2091 } else if (check_params(buf
, sizeof(buf
), params
, optarg
) < 0) {
2093 "qemu: unknown boot parameter '%s' in '%s'\n",
2099 get_param_value(buf
, sizeof(buf
), "order", optarg
)) {
2100 validate_bootdevices(buf
);
2101 pstrcpy(boot_devices
, sizeof(boot_devices
), buf
);
2104 if (get_param_value(buf
, sizeof(buf
),
2106 validate_bootdevices(buf
);
2107 standard_boot_devices
= qemu_strdup(boot_devices
);
2108 pstrcpy(boot_devices
, sizeof(boot_devices
), buf
);
2109 qemu_register_reset(restore_boot_devices
,
2110 standard_boot_devices
);
2112 if (get_param_value(buf
, sizeof(buf
),
2114 if (!strcmp(buf
, "on")) {
2116 } else if (!strcmp(buf
, "off")) {
2120 "qemu: invalid option value '%s'\n",
2128 case QEMU_OPTION_fda
:
2129 case QEMU_OPTION_fdb
:
2130 drive_add(optarg
, FD_ALIAS
, popt
->index
- QEMU_OPTION_fda
);
2132 case QEMU_OPTION_no_fd_bootchk
:
2135 case QEMU_OPTION_netdev
:
2136 if (net_client_parse(qemu_find_opts("netdev"), optarg
) == -1) {
2140 case QEMU_OPTION_net
:
2141 if (net_client_parse(qemu_find_opts("net"), optarg
) == -1) {
2146 case QEMU_OPTION_tftp
:
2147 legacy_tftp_prefix
= optarg
;
2149 case QEMU_OPTION_bootp
:
2150 legacy_bootp_filename
= optarg
;
2152 case QEMU_OPTION_redir
:
2153 if (net_slirp_redir(optarg
) < 0)
2157 case QEMU_OPTION_bt
:
2158 add_device_config(DEV_BT
, optarg
);
2160 case QEMU_OPTION_audio_help
:
2161 if (!(audio_available())) {
2162 printf("Option %s not supported for this target\n", popt
->name
);
2168 case QEMU_OPTION_soundhw
:
2169 if (!(audio_available())) {
2170 printf("Option %s not supported for this target\n", popt
->name
);
2173 select_soundhw (optarg
);
2178 case QEMU_OPTION_version
:
2182 case QEMU_OPTION_m
: {
2185 value
= strtosz(optarg
, NULL
);
2187 fprintf(stderr
, "qemu: invalid ram size: %s\n", optarg
);
2191 /* On 32-bit hosts, QEMU is limited by virtual address space */
2192 if (value
> (2047 << 20) && HOST_LONG_BITS
== 32) {
2193 fprintf(stderr
, "qemu: at most 2047 MB RAM can be simulated\n");
2196 if (value
!= (uint64_t)(ram_addr_t
)value
) {
2197 fprintf(stderr
, "qemu: ram size too large\n");
2203 case QEMU_OPTION_mempath
:
2207 case QEMU_OPTION_mem_prealloc
:
2212 set_cpu_log(optarg
);
2215 gdbstub_dev
= "tcp::" DEFAULT_GDBSTUB_PORT
;
2217 case QEMU_OPTION_gdb
:
2218 gdbstub_dev
= optarg
;
2223 case QEMU_OPTION_bios
:
2226 case QEMU_OPTION_singlestep
:
2233 keyboard_layout
= optarg
;
2235 case QEMU_OPTION_localtime
:
2238 case QEMU_OPTION_vga
:
2239 select_vgahw (optarg
);
2246 w
= strtol(p
, (char **)&p
, 10);
2249 fprintf(stderr
, "qemu: invalid resolution or depth\n");
2255 h
= strtol(p
, (char **)&p
, 10);
2260 depth
= strtol(p
, (char **)&p
, 10);
2261 if (depth
!= 8 && depth
!= 15 && depth
!= 16 &&
2262 depth
!= 24 && depth
!= 32)
2264 } else if (*p
== '\0') {
2265 depth
= graphic_depth
;
2272 graphic_depth
= depth
;
2275 case QEMU_OPTION_echr
:
2278 term_escape_char
= strtol(optarg
, &r
, 0);
2280 printf("Bad argument to echr\n");
2283 case QEMU_OPTION_monitor
:
2284 monitor_parse(optarg
, "readline");
2285 default_monitor
= 0;
2287 case QEMU_OPTION_qmp
:
2288 monitor_parse(optarg
, "control");
2289 default_monitor
= 0;
2291 case QEMU_OPTION_mon
:
2292 opts
= qemu_opts_parse(qemu_find_opts("mon"), optarg
, 1);
2296 default_monitor
= 0;
2298 case QEMU_OPTION_chardev
:
2299 opts
= qemu_opts_parse(qemu_find_opts("chardev"), optarg
, 1);
2304 case QEMU_OPTION_fsdev
:
2305 olist
= qemu_find_opts("fsdev");
2307 fprintf(stderr
, "fsdev is not supported by this qemu build.\n");
2310 opts
= qemu_opts_parse(olist
, optarg
, 1);
2312 fprintf(stderr
, "parse error: %s\n", optarg
);
2316 case QEMU_OPTION_virtfs
: {
2317 char *arg_fsdev
= NULL
;
2318 char *arg_9p
= NULL
;
2321 olist
= qemu_find_opts("virtfs");
2323 fprintf(stderr
, "virtfs is not supported by this qemu build.\n");
2326 opts
= qemu_opts_parse(olist
, optarg
, 1);
2328 fprintf(stderr
, "parse error: %s\n", optarg
);
2332 if (qemu_opt_get(opts
, "fstype") == NULL
||
2333 qemu_opt_get(opts
, "mount_tag") == NULL
||
2334 qemu_opt_get(opts
, "path") == NULL
||
2335 qemu_opt_get(opts
, "security_model") == NULL
) {
2336 fprintf(stderr
, "Usage: -virtfs fstype,path=/share_path/,"
2337 "security_model=[mapped|passthrough|none],"
2342 len
= strlen(",id=,path=,security_model=");
2343 len
+= strlen(qemu_opt_get(opts
, "fstype"));
2344 len
+= strlen(qemu_opt_get(opts
, "mount_tag"));
2345 len
+= strlen(qemu_opt_get(opts
, "path"));
2346 len
+= strlen(qemu_opt_get(opts
, "security_model"));
2347 arg_fsdev
= qemu_malloc((len
+ 1) * sizeof(*arg_fsdev
));
2349 snprintf(arg_fsdev
, (len
+ 1) * sizeof(*arg_fsdev
),
2350 "%s,id=%s,path=%s,security_model=%s",
2351 qemu_opt_get(opts
, "fstype"),
2352 qemu_opt_get(opts
, "mount_tag"),
2353 qemu_opt_get(opts
, "path"),
2354 qemu_opt_get(opts
, "security_model"));
2356 len
= strlen("virtio-9p-pci,fsdev=,mount_tag=");
2357 len
+= 2*strlen(qemu_opt_get(opts
, "mount_tag"));
2358 arg_9p
= qemu_malloc((len
+ 1) * sizeof(*arg_9p
));
2360 snprintf(arg_9p
, (len
+ 1) * sizeof(*arg_9p
),
2361 "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2362 qemu_opt_get(opts
, "mount_tag"),
2363 qemu_opt_get(opts
, "mount_tag"));
2365 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev
, 1)) {
2366 fprintf(stderr
, "parse error [fsdev]: %s\n", optarg
);
2370 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p
, 1)) {
2371 fprintf(stderr
, "parse error [device]: %s\n", optarg
);
2375 qemu_free(arg_fsdev
);
2379 case QEMU_OPTION_serial
:
2380 add_device_config(DEV_SERIAL
, optarg
);
2382 if (strncmp(optarg
, "mon:", 4) == 0) {
2383 default_monitor
= 0;
2386 case QEMU_OPTION_watchdog
:
2389 "qemu: only one watchdog option may be given\n");
2394 case QEMU_OPTION_watchdog_action
:
2395 if (select_watchdog_action(optarg
) == -1) {
2396 fprintf(stderr
, "Unknown -watchdog-action parameter\n");
2400 case QEMU_OPTION_virtiocon
:
2401 add_device_config(DEV_VIRTCON
, optarg
);
2402 default_virtcon
= 0;
2403 if (strncmp(optarg
, "mon:", 4) == 0) {
2404 default_monitor
= 0;
2407 case QEMU_OPTION_parallel
:
2408 add_device_config(DEV_PARALLEL
, optarg
);
2409 default_parallel
= 0;
2410 if (strncmp(optarg
, "mon:", 4) == 0) {
2411 default_monitor
= 0;
2414 case QEMU_OPTION_debugcon
:
2415 add_device_config(DEV_DEBUGCON
, optarg
);
2417 case QEMU_OPTION_loadvm
:
2420 case QEMU_OPTION_full_screen
:
2424 case QEMU_OPTION_no_frame
:
2427 case QEMU_OPTION_alt_grab
:
2430 case QEMU_OPTION_ctrl_grab
:
2433 case QEMU_OPTION_no_quit
:
2436 case QEMU_OPTION_sdl
:
2437 display_type
= DT_SDL
;
2440 case QEMU_OPTION_pidfile
:
2443 case QEMU_OPTION_win2k_hack
:
2444 win2k_install_hack
= 1;
2446 case QEMU_OPTION_rtc_td_hack
:
2449 case QEMU_OPTION_acpitable
:
2450 do_acpitable_option(optarg
);
2452 case QEMU_OPTION_smbios
:
2453 do_smbios_option(optarg
);
2455 case QEMU_OPTION_enable_kvm
:
2458 case QEMU_OPTION_usb
:
2461 case QEMU_OPTION_usbdevice
:
2463 add_device_config(DEV_USB
, optarg
);
2465 case QEMU_OPTION_device
:
2466 if (!qemu_opts_parse(qemu_find_opts("device"), optarg
, 1)) {
2470 case QEMU_OPTION_smp
:
2473 fprintf(stderr
, "Invalid number of CPUs\n");
2476 if (max_cpus
< smp_cpus
) {
2477 fprintf(stderr
, "maxcpus must be equal to or greater than "
2481 if (max_cpus
> 255) {
2482 fprintf(stderr
, "Unsupported number of maxcpus\n");
2486 case QEMU_OPTION_vnc
:
2488 vnc_display
= optarg
;
2490 case QEMU_OPTION_no_acpi
:
2493 case QEMU_OPTION_no_hpet
:
2496 case QEMU_OPTION_balloon
:
2497 if (balloon_parse(optarg
) < 0) {
2498 fprintf(stderr
, "Unknown -balloon argument %s\n", optarg
);
2502 case QEMU_OPTION_no_reboot
:
2505 case QEMU_OPTION_no_shutdown
:
2508 case QEMU_OPTION_show_cursor
:
2511 case QEMU_OPTION_uuid
:
2512 if(qemu_uuid_parse(optarg
, qemu_uuid
) < 0) {
2513 fprintf(stderr
, "Fail to parse UUID string."
2514 " Wrong format.\n");
2518 case QEMU_OPTION_option_rom
:
2519 if (nb_option_roms
>= MAX_OPTION_ROMS
) {
2520 fprintf(stderr
, "Too many option ROMs\n");
2523 option_rom
[nb_option_roms
] = optarg
;
2526 case QEMU_OPTION_semihosting
:
2527 semihosting_enabled
= 1;
2529 case QEMU_OPTION_name
:
2530 qemu_name
= qemu_strdup(optarg
);
2532 char *p
= strchr(qemu_name
, ',');
2535 if (strncmp(p
, "process=", 8)) {
2536 fprintf(stderr
, "Unknown subargument %s to -name", p
);
2540 os_set_proc_name(p
);
2544 case QEMU_OPTION_prom_env
:
2545 if (nb_prom_envs
>= MAX_PROM_ENVS
) {
2546 fprintf(stderr
, "Too many prom variables\n");
2549 prom_envs
[nb_prom_envs
] = optarg
;
2552 case QEMU_OPTION_old_param
:
2555 case QEMU_OPTION_clock
:
2556 configure_alarms(optarg
);
2558 case QEMU_OPTION_startdate
:
2559 configure_rtc_date_offset(optarg
, 1);
2561 case QEMU_OPTION_rtc
:
2562 opts
= qemu_opts_parse(qemu_find_opts("rtc"), optarg
, 0);
2566 configure_rtc(opts
);
2568 case QEMU_OPTION_tb_size
:
2569 tb_size
= strtol(optarg
, NULL
, 0);
2573 case QEMU_OPTION_icount
:
2574 icount_option
= optarg
;
2576 case QEMU_OPTION_incoming
:
2578 incoming_expected
= true;
2580 case QEMU_OPTION_nodefaults
:
2582 default_parallel
= 0;
2583 default_virtcon
= 0;
2584 default_monitor
= 0;
2591 case QEMU_OPTION_xen_domid
:
2592 if (!(xen_available())) {
2593 printf("Option %s not supported for this target\n", popt
->name
);
2596 xen_domid
= atoi(optarg
);
2598 case QEMU_OPTION_xen_create
:
2599 if (!(xen_available())) {
2600 printf("Option %s not supported for this target\n", popt
->name
);
2603 xen_mode
= XEN_CREATE
;
2605 case QEMU_OPTION_xen_attach
:
2606 if (!(xen_available())) {
2607 printf("Option %s not supported for this target\n", popt
->name
);
2610 xen_mode
= XEN_ATTACH
;
2612 #ifdef CONFIG_SIMPLE_TRACE
2613 case QEMU_OPTION_trace
:
2614 opts
= qemu_opts_parse(qemu_find_opts("trace"), optarg
, 0);
2616 trace_file
= qemu_opt_get(opts
, "file");
2620 case QEMU_OPTION_readconfig
:
2622 int ret
= qemu_read_config_file(optarg
);
2624 fprintf(stderr
, "read config %s: %s\n", optarg
,
2630 case QEMU_OPTION_spice
:
2631 olist
= qemu_find_opts("spice");
2633 fprintf(stderr
, "spice is not supported by this qemu build.\n");
2636 opts
= qemu_opts_parse(olist
, optarg
, 0);
2638 fprintf(stderr
, "parse error: %s\n", optarg
);
2642 case QEMU_OPTION_writeconfig
:
2645 if (strcmp(optarg
, "-") == 0) {
2648 fp
= fopen(optarg
, "w");
2650 fprintf(stderr
, "open %s: %s\n", optarg
, strerror(errno
));
2654 qemu_config_write(fp
);
2659 os_parse_cmd_args(popt
->index
, optarg
);
2665 /* If no data_dir is specified then try to find it relative to the
2668 data_dir
= os_find_datadir(argv
[0]);
2670 /* If all else fails use the install patch specified when building. */
2672 data_dir
= CONFIG_QEMU_DATADIR
;
2675 #ifdef CONFIG_SIMPLE_TRACE
2677 * Set the trace file name, if specified.
2679 st_set_trace_file(trace_file
);
2682 * Default to max_cpus = smp_cpus, in case the user doesn't
2683 * specify a max_cpus value.
2686 max_cpus
= smp_cpus
;
2688 machine
->max_cpus
= machine
->max_cpus
?: 1; /* Default to UP */
2689 if (smp_cpus
> machine
->max_cpus
) {
2690 fprintf(stderr
, "Number of SMP cpus requested (%d), exceeds max cpus "
2691 "supported by machine `%s' (%d)\n", smp_cpus
, machine
->name
,
2696 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check
, NULL
, 0);
2697 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check
, NULL
, 0);
2699 if (machine
->no_serial
) {
2702 if (machine
->no_parallel
) {
2703 default_parallel
= 0;
2705 if (!machine
->use_virtcon
) {
2706 default_virtcon
= 0;
2708 if (machine
->no_vga
) {
2711 if (machine
->no_floppy
) {
2714 if (machine
->no_cdrom
) {
2717 if (machine
->no_sdcard
) {
2721 if (display_type
== DT_NOGRAPHIC
) {
2722 if (default_parallel
)
2723 add_device_config(DEV_PARALLEL
, "null");
2724 if (default_serial
&& default_monitor
) {
2725 add_device_config(DEV_SERIAL
, "mon:stdio");
2726 } else if (default_virtcon
&& default_monitor
) {
2727 add_device_config(DEV_VIRTCON
, "mon:stdio");
2730 add_device_config(DEV_SERIAL
, "stdio");
2731 if (default_virtcon
)
2732 add_device_config(DEV_VIRTCON
, "stdio");
2733 if (default_monitor
)
2734 monitor_parse("stdio", "readline");
2738 add_device_config(DEV_SERIAL
, "vc:80Cx24C");
2739 if (default_parallel
)
2740 add_device_config(DEV_PARALLEL
, "vc:80Cx24C");
2741 if (default_monitor
)
2742 monitor_parse("vc:80Cx24C", "readline");
2743 if (default_virtcon
)
2744 add_device_config(DEV_VIRTCON
, "vc:80Cx24C");
2747 vga_interface_type
= VGA_CIRRUS
;
2751 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func
, NULL
, 1) != 0)
2753 #ifdef CONFIG_VIRTFS
2754 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func
, NULL
, 1) != 0) {
2761 if (pid_file
&& qemu_create_pidfile(pid_file
) != 0) {
2767 int ret
= kvm_init(smp_cpus
);
2769 if (!kvm_available()) {
2770 printf("KVM not supported for this target\n");
2772 fprintf(stderr
, "failed to initialize KVM: %s\n", strerror(-ret
));
2778 if (qemu_init_main_loop()) {
2779 fprintf(stderr
, "qemu_init_main_loop failed\n");
2782 linux_boot
= (kernel_filename
!= NULL
);
2784 if (!linux_boot
&& *kernel_cmdline
!= '\0') {
2785 fprintf(stderr
, "-append only allowed with -kernel option\n");
2789 if (!linux_boot
&& initrd_filename
!= NULL
) {
2790 fprintf(stderr
, "-initrd only allowed with -kernel option\n");
2794 os_set_line_buffering();
2796 if (init_timer_alarm() < 0) {
2797 fprintf(stderr
, "could not initialize alarm timer\n");
2800 configure_icount(icount_option
);
2802 if (net_init_clients() < 0) {
2806 /* init the bluetooth world */
2807 if (foreach_device_config(DEV_BT
, bt_parse
))
2810 /* init the memory */
2812 ram_size
= DEFAULT_RAM_SIZE
* 1024 * 1024;
2814 /* init the dynamic translator */
2815 cpu_exec_init_all(tb_size
* 1024 * 1024);
2817 bdrv_init_with_whitelist();
2821 if (default_cdrom
) {
2822 /* we always create the cdrom drive, even if no disk is there */
2823 drive_add(NULL
, CDROM_ALIAS
);
2826 if (default_floppy
) {
2827 /* we always create at least one floppy */
2828 drive_add(NULL
, FD_ALIAS
, 0);
2831 if (default_sdcard
) {
2832 /* we always create one sd slot, even if no card is in it */
2833 drive_add(NULL
, SD_ALIAS
);
2836 /* open the virtual block devices */
2838 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot
, NULL
, 0);
2839 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func
, &machine
->use_scsi
, 1) != 0)
2842 register_savevm_live(NULL
, "ram", 0, 4, NULL
, ram_save_live
, NULL
,
2845 if (nb_numa_nodes
> 0) {
2848 if (nb_numa_nodes
> smp_cpus
) {
2849 nb_numa_nodes
= smp_cpus
;
2852 /* If no memory size if given for any node, assume the default case
2853 * and distribute the available memory equally across all nodes
2855 for (i
= 0; i
< nb_numa_nodes
; i
++) {
2856 if (node_mem
[i
] != 0)
2859 if (i
== nb_numa_nodes
) {
2860 uint64_t usedmem
= 0;
2862 /* On Linux, the each node's border has to be 8MB aligned,
2863 * the final node gets the rest.
2865 for (i
= 0; i
< nb_numa_nodes
- 1; i
++) {
2866 node_mem
[i
] = (ram_size
/ nb_numa_nodes
) & ~((1 << 23UL) - 1);
2867 usedmem
+= node_mem
[i
];
2869 node_mem
[i
] = ram_size
- usedmem
;
2872 for (i
= 0; i
< nb_numa_nodes
; i
++) {
2873 if (node_cpumask
[i
] != 0)
2876 /* assigning the VCPUs round-robin is easier to implement, guest OSes
2877 * must cope with this anyway, because there are BIOSes out there in
2878 * real machines which also use this scheme.
2880 if (i
== nb_numa_nodes
) {
2881 for (i
= 0; i
< smp_cpus
; i
++) {
2882 node_cpumask
[i
% nb_numa_nodes
] |= 1 << i
;
2887 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func
, NULL
, 1) != 0) {
2891 if (foreach_device_config(DEV_SERIAL
, serial_parse
) < 0)
2893 if (foreach_device_config(DEV_PARALLEL
, parallel_parse
) < 0)
2895 if (foreach_device_config(DEV_VIRTCON
, virtcon_parse
) < 0)
2897 if (foreach_device_config(DEV_DEBUGCON
, debugcon_parse
) < 0)
2900 module_call_init(MODULE_INIT_DEVICE
);
2902 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func
, NULL
, 0) != 0)
2906 i
= select_watchdog(watchdog
);
2908 exit (i
== 1 ? 1 : 0);
2911 if (machine
->compat_props
) {
2912 qdev_prop_register_global_list(machine
->compat_props
);
2916 machine
->init(ram_size
, boot_devices
,
2917 kernel_filename
, kernel_cmdline
, initrd_filename
, cpu_model
);
2919 cpu_synchronize_all_post_init();
2921 /* must be after terminal init, SDL library changes signal handlers */
2922 os_setup_signal_handling();
2926 current_machine
= machine
;
2928 /* init USB devices */
2930 if (foreach_device_config(DEV_USB
, usb_parse
) < 0)
2934 /* init generic devices */
2935 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func
, NULL
, 1) != 0)
2938 net_check_clients();
2940 /* just use the first displaystate for the moment */
2941 ds
= get_displaystate();
2945 if (display_type
== DT_DEFAULT
&& !display_remote
) {
2946 #if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
2947 display_type
= DT_SDL
;
2949 vnc_display
= "localhost:0,to=99";
2955 /* init local displays */
2956 switch (display_type
) {
2959 #if defined(CONFIG_CURSES)
2961 curses_display_init(ds
, full_screen
);
2964 #if defined(CONFIG_SDL)
2966 sdl_display_init(ds
, full_screen
, no_frame
);
2968 #elif defined(CONFIG_COCOA)
2970 cocoa_display_init(ds
, full_screen
);
2977 /* init remote displays */
2979 vnc_display_init(ds
);
2980 if (vnc_display_open(ds
, vnc_display
) < 0)
2983 if (show_vnc_port
) {
2984 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds
));
2989 qemu_spice_display_init(ds
);
2995 dcl
= ds
->listeners
;
2996 while (dcl
!= NULL
) {
2997 if (dcl
->dpy_refresh
!= NULL
) {
2998 ds
->gui_timer
= qemu_new_timer(rt_clock
, gui_update
, ds
);
2999 qemu_mod_timer(ds
->gui_timer
, qemu_get_clock(rt_clock
));
3004 if (ds
->gui_timer
== NULL
) {
3005 nographic_timer
= qemu_new_timer(rt_clock
, nographic_update
, NULL
);
3006 qemu_mod_timer(nographic_timer
, qemu_get_clock(rt_clock
));
3008 text_consoles_set_display(ds
);
3010 if (gdbstub_dev
&& gdbserver_start(gdbstub_dev
) < 0) {
3011 fprintf(stderr
, "qemu: could not open gdbserver on device '%s'\n",
3016 qdev_machine_creation_done();
3018 if (rom_load_all() != 0) {
3019 fprintf(stderr
, "rom loading failed\n");
3023 qemu_register_reset((void *)qbus_reset_all
, sysbus_get_default());
3024 qemu_system_reset();
3026 if (load_vmstate(loadvm
) < 0) {
3032 int ret
= qemu_start_incoming_migration(incoming
);
3034 fprintf(stderr
, "Migration failed. Exit code %s(%d), exiting.\n",
3038 } else if (autostart
) {