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>
53 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
64 #include <linux/ppdev.h>
65 #include <linux/parport.h>
69 #include <sys/ethernet.h>
70 #include <sys/sockio.h>
71 #include <netinet/arp.h>
72 #include <netinet/in_systm.h>
73 #include <netinet/ip.h>
74 #include <netinet/ip_icmp.h> // must come after ip.h
75 #include <netinet/udp.h>
76 #include <netinet/tcp.h>
84 #if defined(__OpenBSD__)
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 */
115 #include "hw/boards.h"
117 #include "hw/pcmcia.h"
122 #include "hw/watchdog.h"
123 #include "hw/smbios.h"
126 #include "hw/loader.h"
129 #include "net/slirp.h"
134 #include "qemu-timer.h"
135 #include "qemu-char.h"
136 #include "cache-utils.h"
138 #include "blockdev.h"
139 #include "block-migration.h"
141 #include "audio/audio.h"
142 #include "migration.h"
144 #include "qemu-option.h"
145 #include "qemu-config.h"
146 #include "qemu-objects.h"
147 #include "qemu-options.h"
149 #include "fsdev/qemu-fsdev.h"
154 #include "qemu_socket.h"
156 #include "slirp/libslirp.h"
159 #include "simpletrace.h"
160 #include "qemu-queue.h"
162 #include "arch_init.h"
164 #include "ui/qemu-spice.h"
167 //#define DEBUG_SLIRP
169 #define DEFAULT_RAM_SIZE 128
171 #define MAX_VIRTIO_CONSOLES 1
173 static const char *data_dir;
174 const char *bios_name = NULL;
175 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
176 DisplayType display_type = DT_DEFAULT;
177 int display_remote = 0;
178 const char* keyboard_layout = NULL;
180 const char *mem_path = NULL;
182 int mem_prealloc = 0; /* force preallocation of physical target memory */
185 NICInfo nd_table[MAX_NICS];
188 int incoming_expected; /* Started with -incoming and waiting for incoming */
189 static int rtc_utc = 1;
190 static int rtc_date_offset = -1; /* -1 means no change */
191 QEMUClock *rtc_clock;
192 int vga_interface_type = VGA_NONE;
193 static int full_screen = 0;
195 static int no_frame = 0;
198 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
199 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
200 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
201 int win2k_install_hack = 0;
209 const char *vnc_display;
210 int acpi_enabled = 1;
216 int graphic_rotate = 0;
217 uint8_t irq0override = 1;
218 const char *watchdog;
219 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
221 int semihosting_enabled = 0;
223 const char *qemu_name;
226 unsigned int nb_prom_envs = 0;
227 const char *prom_envs[MAX_PROM_ENVS];
230 typedef struct FWBootEntry FWBootEntry;
233 QTAILQ_ENTRY(FWBootEntry) link;
239 QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order);
242 uint64_t node_mem[MAX_NODES];
243 uint64_t node_cpumask[MAX_NODES];
245 static QEMUTimer *nographic_timer;
247 uint8_t qemu_uuid[16];
249 static QEMUBootSetHandler *boot_set_handler;
250 static void *boot_set_opaque;
252 static NotifierList exit_notifiers =
253 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
255 static NotifierList machine_init_done_notifiers =
256 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
260 enum xen_mode xen_mode = XEN_EMULATE;
262 static int default_serial = 1;
263 static int default_parallel = 1;
264 static int default_virtcon = 1;
265 static int default_monitor = 1;
266 static int default_vga = 1;
267 static int default_floppy = 1;
268 static int default_cdrom = 1;
269 static int default_sdcard = 1;
275 { .driver = "isa-serial", .flag = &default_serial },
276 { .driver = "isa-parallel", .flag = &default_parallel },
277 { .driver = "isa-fdc", .flag = &default_floppy },
278 { .driver = "ide-drive", .flag = &default_cdrom },
279 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
280 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
281 { .driver = "virtio-serial", .flag = &default_virtcon },
282 { .driver = "VGA", .flag = &default_vga },
283 { .driver = "cirrus-vga", .flag = &default_vga },
284 { .driver = "vmware-svga", .flag = &default_vga },
287 static int default_driver_check(QemuOpts *opts, void *opaque)
289 const char *driver = qemu_opt_get(opts, "driver");
294 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
295 if (strcmp(default_list[i].driver, driver) != 0)
297 *(default_list[i].flag) = 0;
302 /***********************************************************/
303 /* real time host monotonic timer */
305 /***********************************************************/
306 /* host time/date access */
307 void qemu_get_timedate(struct tm *tm, int offset)
314 if (rtc_date_offset == -1) {
318 ret = localtime(&ti);
320 ti -= rtc_date_offset;
324 memcpy(tm, ret, sizeof(struct tm));
327 int qemu_timedate_diff(struct tm *tm)
331 if (rtc_date_offset == -1)
333 seconds = mktimegm(tm);
335 seconds = mktime(tm);
337 seconds = mktimegm(tm) + rtc_date_offset;
339 return seconds - time(NULL);
342 void rtc_change_mon_event(struct tm *tm)
346 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
347 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
348 qobject_decref(data);
351 static void configure_rtc_date_offset(const char *startdate, int legacy)
353 time_t rtc_start_date;
356 if (!strcmp(startdate, "now") && legacy) {
357 rtc_date_offset = -1;
359 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
367 } else if (sscanf(startdate, "%d-%d-%d",
379 rtc_start_date = mktimegm(&tm);
380 if (rtc_start_date == -1) {
382 fprintf(stderr, "Invalid date format. Valid formats are:\n"
383 "'2006-06-17T16:01:21' or '2006-06-17'\n");
386 rtc_date_offset = time(NULL) - rtc_start_date;
390 static void configure_rtc(QemuOpts *opts)
394 value = qemu_opt_get(opts, "base");
396 if (!strcmp(value, "utc")) {
398 } else if (!strcmp(value, "localtime")) {
401 configure_rtc_date_offset(value, 0);
404 value = qemu_opt_get(opts, "clock");
406 if (!strcmp(value, "host")) {
407 rtc_clock = host_clock;
408 } else if (!strcmp(value, "vm")) {
409 rtc_clock = vm_clock;
411 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
415 value = qemu_opt_get(opts, "driftfix");
417 if (!strcmp(value, "slew")) {
419 } else if (!strcmp(value, "none")) {
422 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
428 /***********************************************************/
429 /* Bluetooth support */
432 static struct HCIInfo *hci_table[MAX_NICS];
434 static struct bt_vlan_s {
435 struct bt_scatternet_s net;
437 struct bt_vlan_s *next;
440 /* find or alloc a new bluetooth "VLAN" */
441 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
443 struct bt_vlan_s **pvlan, *vlan;
444 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
448 vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
450 pvlan = &first_bt_vlan;
451 while (*pvlan != NULL)
452 pvlan = &(*pvlan)->next;
457 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
461 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
466 static struct HCIInfo null_hci = {
467 .cmd_send = null_hci_send,
468 .sco_send = null_hci_send,
469 .acl_send = null_hci_send,
470 .bdaddr_set = null_hci_addr_set,
473 struct HCIInfo *qemu_next_hci(void)
475 if (cur_hci == nb_hcis)
478 return hci_table[cur_hci++];
481 static struct HCIInfo *hci_init(const char *str)
484 struct bt_scatternet_s *vlan = 0;
486 if (!strcmp(str, "null"))
489 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
491 return bt_host_hci(str[4] ? str + 5 : "hci0");
492 else if (!strncmp(str, "hci", 3)) {
495 if (!strncmp(str + 3, ",vlan=", 6)) {
496 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
501 vlan = qemu_find_bt_vlan(0);
503 return bt_new_hci(vlan);
506 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
511 static int bt_hci_parse(const char *str)
516 if (nb_hcis >= MAX_NICS) {
517 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
530 bdaddr.b[5] = 0x56 + nb_hcis;
531 hci->bdaddr_set(hci, bdaddr.b);
533 hci_table[nb_hcis++] = hci;
538 static void bt_vhci_add(int vlan_id)
540 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
543 fprintf(stderr, "qemu: warning: adding a VHCI to "
544 "an empty scatternet %i\n", vlan_id);
546 bt_vhci_init(bt_new_hci(vlan));
549 static struct bt_device_s *bt_device_add(const char *opt)
551 struct bt_scatternet_s *vlan;
553 char *endp = strstr(opt, ",vlan=");
554 int len = (endp ? endp - opt : strlen(opt)) + 1;
557 pstrcpy(devname, MIN(sizeof(devname), len), opt);
560 vlan_id = strtol(endp + 6, &endp, 0);
562 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
567 vlan = qemu_find_bt_vlan(vlan_id);
570 fprintf(stderr, "qemu: warning: adding a slave device to "
571 "an empty scatternet %i\n", vlan_id);
573 if (!strcmp(devname, "keyboard"))
574 return bt_keyboard_init(vlan);
576 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
580 static int bt_parse(const char *opt)
582 const char *endp, *p;
585 if (strstart(opt, "hci", &endp)) {
586 if (!*endp || *endp == ',') {
588 if (!strstart(endp, ",vlan=", 0))
591 return bt_hci_parse(opt);
593 } else if (strstart(opt, "vhci", &endp)) {
594 if (!*endp || *endp == ',') {
596 if (strstart(endp, ",vlan=", &p)) {
597 vlan = strtol(p, (char **) &endp, 0);
599 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
603 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
612 } else if (strstart(opt, "device:", &endp))
613 return !bt_device_add(endp);
615 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
619 /***********************************************************/
620 /* QEMU Block devices */
622 #define HD_OPTS "media=disk"
623 #define CDROM_OPTS "media=cdrom"
625 #define PFLASH_OPTS ""
629 static int drive_init_func(QemuOpts *opts, void *opaque)
631 int *use_scsi = opaque;
633 return drive_init(opts, *use_scsi) == NULL;
636 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
638 if (NULL == qemu_opt_get(opts, "snapshot")) {
639 qemu_opt_set(opts, "snapshot", "on");
644 static void default_drive(int enable, int snapshot, int use_scsi,
645 BlockInterfaceType type, int index,
650 if (type == IF_DEFAULT) {
651 type = use_scsi ? IF_SCSI : IF_IDE;
654 if (!enable || drive_get_by_index(type, index)) {
658 opts = drive_add(type, index, NULL, optstr);
660 drive_enable_snapshot(opts, NULL);
662 if (!drive_init(opts, use_scsi)) {
667 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
669 boot_set_handler = func;
670 boot_set_opaque = opaque;
673 int qemu_boot_set(const char *boot_devices)
675 if (!boot_set_handler) {
678 return boot_set_handler(boot_set_opaque, boot_devices);
681 static void validate_bootdevices(char *devices)
683 /* We just do some generic consistency checks */
687 for (p = devices; *p != '\0'; p++) {
688 /* Allowed boot devices are:
689 * a-b: floppy disk drives
690 * c-f: IDE disk drives
691 * g-m: machine implementation dependant drives
692 * n-p: network devices
693 * It's up to each machine implementation to check if the given boot
694 * devices match the actual hardware implementation and firmware
697 if (*p < 'a' || *p > 'p') {
698 fprintf(stderr, "Invalid boot device '%c'\n", *p);
701 if (bitmap & (1 << (*p - 'a'))) {
702 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
705 bitmap |= 1 << (*p - 'a');
709 static void restore_boot_devices(void *opaque)
711 char *standard_boot_devices = opaque;
712 static int first = 1;
714 /* Restore boot order and remove ourselves after the first boot */
720 qemu_boot_set(standard_boot_devices);
722 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
723 qemu_free(standard_boot_devices);
726 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
729 FWBootEntry *node, *i;
735 assert(dev != NULL || suffix != NULL);
737 node = qemu_mallocz(sizeof(FWBootEntry));
738 node->bootindex = bootindex;
739 node->suffix = suffix ? qemu_strdup(suffix) : NULL;
742 QTAILQ_FOREACH(i, &fw_boot_order, link) {
743 if (i->bootindex == bootindex) {
744 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
746 } else if (i->bootindex < bootindex) {
749 QTAILQ_INSERT_BEFORE(i, node, link);
752 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
756 * This function returns null terminated string that consist of new line
757 * separated device pathes.
759 * memory pointed by "size" is assigned total length of the array in bytes
762 char *get_boot_devices_list(uint32_t *size)
768 QTAILQ_FOREACH(i, &fw_boot_order, link) {
769 char *devpath = NULL, *bootpath;
773 devpath = qdev_get_fw_dev_path(i->dev);
777 if (i->suffix && devpath) {
778 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
780 bootpath = qemu_malloc(bootpathlen);
781 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
783 } else if (devpath) {
786 bootpath = qemu_strdup(i->suffix);
791 list[total-1] = '\n';
793 len = strlen(bootpath) + 1;
794 list = qemu_realloc(list, total + len);
795 memcpy(&list[total], bootpath, len);
805 static void numa_add(const char *optarg)
809 unsigned long long value, endvalue;
812 optarg = get_opt_name(option, 128, optarg, ',') + 1;
813 if (!strcmp(option, "node")) {
814 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
815 nodenr = nb_numa_nodes;
817 nodenr = strtoull(option, NULL, 10);
820 if (get_param_value(option, 128, "mem", optarg) == 0) {
821 node_mem[nodenr] = 0;
824 sval = strtosz(option, NULL);
826 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
829 node_mem[nodenr] = sval;
831 if (get_param_value(option, 128, "cpus", optarg) == 0) {
832 node_cpumask[nodenr] = 0;
834 value = strtoull(option, &endptr, 10);
837 fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
839 if (*endptr == '-') {
840 endvalue = strtoull(endptr+1, &endptr, 10);
841 if (endvalue >= 63) {
844 "only 63 CPUs in NUMA mode supported.\n");
846 value = (2ULL << endvalue) - (1ULL << value);
848 value = 1ULL << value;
851 node_cpumask[nodenr] = value;
858 static void smp_parse(const char *optarg)
860 int smp, sockets = 0, threads = 0, cores = 0;
864 smp = strtoul(optarg, &endptr, 10);
865 if (endptr != optarg) {
866 if (*endptr == ',') {
870 if (get_param_value(option, 128, "sockets", endptr) != 0)
871 sockets = strtoull(option, NULL, 10);
872 if (get_param_value(option, 128, "cores", endptr) != 0)
873 cores = strtoull(option, NULL, 10);
874 if (get_param_value(option, 128, "threads", endptr) != 0)
875 threads = strtoull(option, NULL, 10);
876 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
877 max_cpus = strtoull(option, NULL, 10);
879 /* compute missing values, prefer sockets over cores over threads */
880 if (smp == 0 || sockets == 0) {
881 sockets = sockets > 0 ? sockets : 1;
882 cores = cores > 0 ? cores : 1;
883 threads = threads > 0 ? threads : 1;
885 smp = cores * threads * sockets;
889 threads = threads > 0 ? threads : 1;
890 cores = smp / (sockets * threads);
892 threads = smp / (cores * sockets);
896 smp_cores = cores > 0 ? cores : 1;
897 smp_threads = threads > 0 ? threads : 1;
902 /***********************************************************/
905 static int usb_device_add(const char *devname)
908 USBDevice *dev = NULL;
913 /* drivers with .usbdevice_name entry in USBDeviceInfo */
914 dev = usbdevice_create(devname);
919 if (strstart(devname, "host:", &p)) {
920 dev = usb_host_device_open(p);
921 } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
922 dev = usb_bt_init(devname[2] ? hci_init(p) :
923 bt_new_hci(qemu_find_bt_vlan(0)));
934 static int usb_device_del(const char *devname)
939 if (strstart(devname, "host:", &p))
940 return usb_host_device_close(p);
945 p = strchr(devname, '.');
948 bus_num = strtoul(devname, NULL, 0);
949 addr = strtoul(p + 1, NULL, 0);
951 return usb_device_delete_addr(bus_num, addr);
954 static int usb_parse(const char *cmdline)
957 r = usb_device_add(cmdline);
959 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
964 void do_usb_add(Monitor *mon, const QDict *qdict)
966 const char *devname = qdict_get_str(qdict, "devname");
967 if (usb_device_add(devname) < 0) {
968 error_report("could not add USB device '%s'", devname);
972 void do_usb_del(Monitor *mon, const QDict *qdict)
974 const char *devname = qdict_get_str(qdict, "devname");
975 if (usb_device_del(devname) < 0) {
976 error_report("could not delete USB device '%s'", devname);
980 /***********************************************************/
983 static struct pcmcia_socket_entry_s {
984 PCMCIASocket *socket;
985 struct pcmcia_socket_entry_s *next;
986 } *pcmcia_sockets = 0;
988 void pcmcia_socket_register(PCMCIASocket *socket)
990 struct pcmcia_socket_entry_s *entry;
992 entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
993 entry->socket = socket;
994 entry->next = pcmcia_sockets;
995 pcmcia_sockets = entry;
998 void pcmcia_socket_unregister(PCMCIASocket *socket)
1000 struct pcmcia_socket_entry_s *entry, **ptr;
1002 ptr = &pcmcia_sockets;
1003 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1004 if (entry->socket == socket) {
1010 void pcmcia_info(Monitor *mon)
1012 struct pcmcia_socket_entry_s *iter;
1014 if (!pcmcia_sockets)
1015 monitor_printf(mon, "No PCMCIA sockets\n");
1017 for (iter = pcmcia_sockets; iter; iter = iter->next)
1018 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1019 iter->socket->attached ? iter->socket->card_string :
1023 /***********************************************************/
1026 typedef struct IOHandlerRecord {
1028 IOCanReadHandler *fd_read_poll;
1030 IOHandler *fd_write;
1033 /* temporary data */
1035 QLIST_ENTRY(IOHandlerRecord) next;
1038 static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1039 QLIST_HEAD_INITIALIZER(io_handlers);
1042 /* XXX: fd_read_poll should be suppressed, but an API change is
1043 necessary in the character devices to suppress fd_can_read(). */
1044 int qemu_set_fd_handler2(int fd,
1045 IOCanReadHandler *fd_read_poll,
1047 IOHandler *fd_write,
1050 IOHandlerRecord *ioh;
1052 if (!fd_read && !fd_write) {
1053 QLIST_FOREACH(ioh, &io_handlers, next) {
1054 if (ioh->fd == fd) {
1060 QLIST_FOREACH(ioh, &io_handlers, next) {
1064 ioh = qemu_mallocz(sizeof(IOHandlerRecord));
1065 QLIST_INSERT_HEAD(&io_handlers, ioh, next);
1068 ioh->fd_read_poll = fd_read_poll;
1069 ioh->fd_read = fd_read;
1070 ioh->fd_write = fd_write;
1071 ioh->opaque = opaque;
1077 int qemu_set_fd_handler(int fd,
1079 IOHandler *fd_write,
1082 return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
1085 /***********************************************************/
1086 /* machine registration */
1088 static QEMUMachine *first_machine = NULL;
1089 QEMUMachine *current_machine = NULL;
1091 int qemu_register_machine(QEMUMachine *m)
1094 pm = &first_machine;
1102 static QEMUMachine *find_machine(const char *name)
1106 for(m = first_machine; m != NULL; m = m->next) {
1107 if (!strcmp(m->name, name))
1109 if (m->alias && !strcmp(m->alias, name))
1115 static QEMUMachine *find_default_machine(void)
1119 for(m = first_machine; m != NULL; m = m->next) {
1120 if (m->is_default) {
1127 /***********************************************************/
1128 /* main execution loop */
1130 static void gui_update(void *opaque)
1132 uint64_t interval = GUI_REFRESH_INTERVAL;
1133 DisplayState *ds = opaque;
1134 DisplayChangeListener *dcl = ds->listeners;
1136 qemu_flush_coalesced_mmio_buffer();
1139 while (dcl != NULL) {
1140 if (dcl->gui_timer_interval &&
1141 dcl->gui_timer_interval < interval)
1142 interval = dcl->gui_timer_interval;
1145 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1148 static void nographic_update(void *opaque)
1150 uint64_t interval = GUI_REFRESH_INTERVAL;
1152 qemu_flush_coalesced_mmio_buffer();
1153 qemu_mod_timer(nographic_timer, interval + qemu_get_clock_ms(rt_clock));
1156 struct vm_change_state_entry {
1157 VMChangeStateHandler *cb;
1159 QLIST_ENTRY (vm_change_state_entry) entries;
1162 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1164 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1167 VMChangeStateEntry *e;
1169 e = qemu_mallocz(sizeof (*e));
1173 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1177 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1179 QLIST_REMOVE (e, entries);
1183 void vm_state_notify(int running, int reason)
1185 VMChangeStateEntry *e;
1187 trace_vm_state_notify(running, reason);
1189 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1190 e->cb(e->opaque, running, reason);
1199 vm_state_notify(1, 0);
1201 monitor_protocol_event(QEVENT_RESUME, NULL);
1205 /* reset/shutdown handler */
1207 typedef struct QEMUResetEntry {
1208 QTAILQ_ENTRY(QEMUResetEntry) entry;
1209 QEMUResetHandler *func;
1213 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1214 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1215 static int reset_requested;
1216 static int shutdown_requested;
1217 static int powerdown_requested;
1218 static int debug_requested;
1219 static int vmstop_requested;
1221 int qemu_shutdown_requested(void)
1223 int r = shutdown_requested;
1224 shutdown_requested = 0;
1228 int qemu_reset_requested(void)
1230 int r = reset_requested;
1231 reset_requested = 0;
1235 int qemu_powerdown_requested(void)
1237 int r = powerdown_requested;
1238 powerdown_requested = 0;
1242 static int qemu_debug_requested(void)
1244 int r = debug_requested;
1245 debug_requested = 0;
1249 static int qemu_vmstop_requested(void)
1251 int r = vmstop_requested;
1252 vmstop_requested = 0;
1256 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1258 QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
1261 re->opaque = opaque;
1262 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1265 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1269 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1270 if (re->func == func && re->opaque == opaque) {
1271 QTAILQ_REMOVE(&reset_handlers, re, entry);
1278 void qemu_system_reset(void)
1280 QEMUResetEntry *re, *nre;
1282 /* reset all devices */
1283 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1284 re->func(re->opaque);
1286 monitor_protocol_event(QEVENT_RESET, NULL);
1287 cpu_synchronize_all_post_reset();
1290 void qemu_system_reset_request(void)
1293 shutdown_requested = 1;
1295 reset_requested = 1;
1298 qemu_notify_event();
1301 void qemu_system_shutdown_request(void)
1303 shutdown_requested = 1;
1304 qemu_notify_event();
1307 void qemu_system_powerdown_request(void)
1309 powerdown_requested = 1;
1310 qemu_notify_event();
1313 void qemu_system_debug_request(void)
1315 debug_requested = 1;
1316 qemu_notify_event();
1319 void qemu_system_vmstop_request(int reason)
1321 vmstop_requested = reason;
1322 qemu_notify_event();
1325 void main_loop_wait(int nonblocking)
1327 IOHandlerRecord *ioh;
1328 fd_set rfds, wfds, xfds;
1336 timeout = qemu_calculate_timeout();
1337 qemu_bh_update_timeout(&timeout);
1340 os_host_main_loop_wait(&timeout);
1342 /* poll any events */
1343 /* XXX: separate device handlers from system ones */
1348 QLIST_FOREACH(ioh, &io_handlers, next) {
1352 (!ioh->fd_read_poll ||
1353 ioh->fd_read_poll(ioh->opaque) != 0)) {
1354 FD_SET(ioh->fd, &rfds);
1358 if (ioh->fd_write) {
1359 FD_SET(ioh->fd, &wfds);
1365 tv.tv_sec = timeout / 1000;
1366 tv.tv_usec = (timeout % 1000) * 1000;
1368 slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1370 qemu_mutex_unlock_iothread();
1371 ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1372 qemu_mutex_lock_iothread();
1374 IOHandlerRecord *pioh;
1376 QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1377 if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1378 ioh->fd_read(ioh->opaque);
1380 if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1381 ioh->fd_write(ioh->opaque);
1384 /* Do this last in case read/write handlers marked it for deletion */
1386 QLIST_REMOVE(ioh, next);
1392 slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1394 qemu_run_all_timers();
1396 /* Check bottom-halves last in case any of the earlier events triggered
1402 #ifndef CONFIG_IOTHREAD
1403 static int vm_request_pending(void)
1405 return powerdown_requested ||
1407 shutdown_requested ||
1413 qemu_irq qemu_system_powerdown;
1415 static void main_loop(void)
1417 bool nonblocking = false;
1418 #ifdef CONFIG_PROFILER
1423 qemu_main_loop_start();
1426 #ifndef CONFIG_IOTHREAD
1427 nonblocking = cpu_exec_all();
1428 if (vm_request_pending()) {
1432 #ifdef CONFIG_PROFILER
1433 ti = profile_getclock();
1435 main_loop_wait(nonblocking);
1436 #ifdef CONFIG_PROFILER
1437 dev_time += profile_getclock() - ti;
1440 if (qemu_debug_requested()) {
1441 vm_stop(VMSTOP_DEBUG);
1443 if (qemu_shutdown_requested()) {
1444 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1446 vm_stop(VMSTOP_SHUTDOWN);
1451 if (qemu_reset_requested()) {
1453 cpu_synchronize_all_states();
1454 qemu_system_reset();
1457 if (qemu_powerdown_requested()) {
1458 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1459 qemu_irq_raise(qemu_system_powerdown);
1461 if ((r = qemu_vmstop_requested())) {
1469 static void version(void)
1471 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1474 static void help(int exitcode)
1476 const char *options_help =
1477 #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1479 #define DEFHEADING(text) stringify(text) "\n"
1480 #include "qemu-options.def"
1486 printf("usage: %s [options] [disk_image]\n"
1488 "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1491 "During emulation, the following keys are useful:\n"
1492 "ctrl-alt-f toggle full screen\n"
1493 "ctrl-alt-n switch to virtual console 'n'\n"
1494 "ctrl-alt toggle mouse and keyboard grab\n"
1496 "When using -nographic, press 'ctrl-a h' to get some help.\n",
1502 #define HAS_ARG 0x0001
1504 typedef struct QEMUOption {
1511 static const QEMUOption qemu_options[] = {
1512 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1513 #define DEF(option, opt_arg, opt_enum, opt_help, arch_mask) \
1514 { option, opt_arg, opt_enum, arch_mask },
1515 #define DEFHEADING(text)
1516 #include "qemu-options.def"
1522 static void select_vgahw (const char *p)
1527 vga_interface_type = VGA_NONE;
1528 if (strstart(p, "std", &opts)) {
1529 vga_interface_type = VGA_STD;
1530 } else if (strstart(p, "cirrus", &opts)) {
1531 vga_interface_type = VGA_CIRRUS;
1532 } else if (strstart(p, "vmware", &opts)) {
1533 vga_interface_type = VGA_VMWARE;
1534 } else if (strstart(p, "xenfb", &opts)) {
1535 vga_interface_type = VGA_XENFB;
1536 } else if (strstart(p, "qxl", &opts)) {
1537 vga_interface_type = VGA_QXL;
1538 } else if (!strstart(p, "none", &opts)) {
1540 fprintf(stderr, "Unknown vga type: %s\n", p);
1544 const char *nextopt;
1546 if (strstart(opts, ",retrace=", &nextopt)) {
1548 if (strstart(opts, "dumb", &nextopt))
1549 vga_retrace_method = VGA_RETRACE_DUMB;
1550 else if (strstart(opts, "precise", &nextopt))
1551 vga_retrace_method = VGA_RETRACE_PRECISE;
1552 else goto invalid_vga;
1553 } else goto invalid_vga;
1558 static DisplayType select_display(const char *p)
1561 DisplayType display = DT_DEFAULT;
1563 if (strstart(p, "sdl", &opts)) {
1567 const char *nextopt;
1569 if (strstart(opts, ",frame=", &nextopt)) {
1571 if (strstart(opts, "on", &nextopt)) {
1573 } else if (strstart(opts, "off", &nextopt)) {
1576 goto invalid_display;
1578 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1580 if (strstart(opts, "on", &nextopt)) {
1582 } else if (strstart(opts, "off", &nextopt)) {
1585 goto invalid_display;
1587 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1589 if (strstart(opts, "on", &nextopt)) {
1591 } else if (strstart(opts, "off", &nextopt)) {
1594 goto invalid_display;
1596 } else if (strstart(opts, ",window_close=", &nextopt)) {
1598 if (strstart(opts, "on", &nextopt)) {
1600 } else if (strstart(opts, "off", &nextopt)) {
1603 goto invalid_display;
1606 goto invalid_display;
1611 fprintf(stderr, "SDL support is disabled\n");
1614 } else if (strstart(p, "curses", &opts)) {
1615 #ifdef CONFIG_CURSES
1616 display = DT_CURSES;
1618 fprintf(stderr, "Curses support is disabled\n");
1621 } else if (strstart(p, "none", &opts)) {
1625 fprintf(stderr, "Unknown display type: %s\n", p);
1632 static int balloon_parse(const char *arg)
1636 if (strcmp(arg, "none") == 0) {
1640 if (!strncmp(arg, "virtio", 6)) {
1641 if (arg[6] == ',') {
1642 /* have params -> parse them */
1643 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1647 /* create empty opts */
1648 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1650 qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1657 char *qemu_find_file(int type, const char *name)
1663 /* If name contains path separators then try it as a straight path. */
1664 if ((strchr(name, '/') || strchr(name, '\\'))
1665 && access(name, R_OK) == 0) {
1666 return qemu_strdup(name);
1669 case QEMU_FILE_TYPE_BIOS:
1672 case QEMU_FILE_TYPE_KEYMAP:
1673 subdir = "keymaps/";
1678 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1679 buf = qemu_mallocz(len);
1680 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1681 if (access(buf, R_OK)) {
1688 static int device_help_func(QemuOpts *opts, void *opaque)
1690 return qdev_device_help(opts);
1693 static int device_init_func(QemuOpts *opts, void *opaque)
1697 dev = qdev_device_add(opts);
1703 static int chardev_init_func(QemuOpts *opts, void *opaque)
1705 CharDriverState *chr;
1707 chr = qemu_chr_open_opts(opts, NULL);
1713 #ifdef CONFIG_VIRTFS
1714 static int fsdev_init_func(QemuOpts *opts, void *opaque)
1717 ret = qemu_fsdev_add(opts);
1723 static int mon_init_func(QemuOpts *opts, void *opaque)
1725 CharDriverState *chr;
1726 const char *chardev;
1730 mode = qemu_opt_get(opts, "mode");
1734 if (strcmp(mode, "readline") == 0) {
1735 flags = MONITOR_USE_READLINE;
1736 } else if (strcmp(mode, "control") == 0) {
1737 flags = MONITOR_USE_CONTROL;
1739 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1743 if (qemu_opt_get_bool(opts, "pretty", 0))
1744 flags |= MONITOR_USE_PRETTY;
1746 if (qemu_opt_get_bool(opts, "default", 0))
1747 flags |= MONITOR_IS_DEFAULT;
1749 chardev = qemu_opt_get(opts, "chardev");
1750 chr = qemu_chr_find(chardev);
1752 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1756 monitor_init(chr, flags);
1760 static void monitor_parse(const char *optarg, const char *mode)
1762 static int monitor_device_index = 0;
1768 if (strstart(optarg, "chardev:", &p)) {
1769 snprintf(label, sizeof(label), "%s", p);
1771 snprintf(label, sizeof(label), "compat_monitor%d",
1772 monitor_device_index);
1773 if (monitor_device_index == 0) {
1776 opts = qemu_chr_parse_compat(label, optarg);
1778 fprintf(stderr, "parse error: %s\n", optarg);
1783 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1785 fprintf(stderr, "duplicate chardev: %s\n", label);
1788 qemu_opt_set(opts, "mode", mode);
1789 qemu_opt_set(opts, "chardev", label);
1791 qemu_opt_set(opts, "default", "on");
1792 monitor_device_index++;
1795 struct device_config {
1797 DEV_USB, /* -usbdevice */
1799 DEV_SERIAL, /* -serial */
1800 DEV_PARALLEL, /* -parallel */
1801 DEV_VIRTCON, /* -virtioconsole */
1802 DEV_DEBUGCON, /* -debugcon */
1804 const char *cmdline;
1805 QTAILQ_ENTRY(device_config) next;
1807 QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1809 static void add_device_config(int type, const char *cmdline)
1811 struct device_config *conf;
1813 conf = qemu_mallocz(sizeof(*conf));
1815 conf->cmdline = cmdline;
1816 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1819 static int foreach_device_config(int type, int (*func)(const char *cmdline))
1821 struct device_config *conf;
1824 QTAILQ_FOREACH(conf, &device_configs, next) {
1825 if (conf->type != type)
1827 rc = func(conf->cmdline);
1834 static int serial_parse(const char *devname)
1836 static int index = 0;
1839 if (strcmp(devname, "none") == 0)
1841 if (index == MAX_SERIAL_PORTS) {
1842 fprintf(stderr, "qemu: too many serial ports\n");
1845 snprintf(label, sizeof(label), "serial%d", index);
1846 serial_hds[index] = qemu_chr_open(label, devname, NULL);
1847 if (!serial_hds[index]) {
1848 fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1849 devname, strerror(errno));
1856 static int parallel_parse(const char *devname)
1858 static int index = 0;
1861 if (strcmp(devname, "none") == 0)
1863 if (index == MAX_PARALLEL_PORTS) {
1864 fprintf(stderr, "qemu: too many parallel ports\n");
1867 snprintf(label, sizeof(label), "parallel%d", index);
1868 parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1869 if (!parallel_hds[index]) {
1870 fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1871 devname, strerror(errno));
1878 static int virtcon_parse(const char *devname)
1880 QemuOptsList *device = qemu_find_opts("device");
1881 static int index = 0;
1883 QemuOpts *bus_opts, *dev_opts;
1885 if (strcmp(devname, "none") == 0)
1887 if (index == MAX_VIRTIO_CONSOLES) {
1888 fprintf(stderr, "qemu: too many virtio consoles\n");
1892 bus_opts = qemu_opts_create(device, NULL, 0);
1893 qemu_opt_set(bus_opts, "driver", "virtio-serial");
1895 dev_opts = qemu_opts_create(device, NULL, 0);
1896 qemu_opt_set(dev_opts, "driver", "virtconsole");
1898 snprintf(label, sizeof(label), "virtcon%d", index);
1899 virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1900 if (!virtcon_hds[index]) {
1901 fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1902 devname, strerror(errno));
1905 qemu_opt_set(dev_opts, "chardev", label);
1911 static int debugcon_parse(const char *devname)
1915 if (!qemu_chr_open("debugcon", devname, NULL)) {
1918 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1920 fprintf(stderr, "qemu: already have a debugcon device\n");
1923 qemu_opt_set(opts, "driver", "isa-debugcon");
1924 qemu_opt_set(opts, "chardev", "debugcon");
1928 void qemu_add_exit_notifier(Notifier *notify)
1930 notifier_list_add(&exit_notifiers, notify);
1933 void qemu_remove_exit_notifier(Notifier *notify)
1935 notifier_list_remove(&exit_notifiers, notify);
1938 static void qemu_run_exit_notifiers(void)
1940 notifier_list_notify(&exit_notifiers);
1943 void qemu_add_machine_init_done_notifier(Notifier *notify)
1945 notifier_list_add(&machine_init_done_notifiers, notify);
1948 static void qemu_run_machine_init_done_notifiers(void)
1950 notifier_list_notify(&machine_init_done_notifiers);
1953 static const QEMUOption *lookup_opt(int argc, char **argv,
1954 const char **poptarg, int *poptind)
1956 const QEMUOption *popt;
1957 int optind = *poptind;
1958 char *r = argv[optind];
1961 loc_set_cmdline(argv, optind, 1);
1963 /* Treat --foo the same as -foo. */
1966 popt = qemu_options;
1969 error_report("invalid option");
1972 if (!strcmp(popt->name, r + 1))
1976 if (popt->flags & HAS_ARG) {
1977 if (optind >= argc) {
1978 error_report("requires an argument");
1981 optarg = argv[optind++];
1982 loc_set_cmdline(argv, optind - 2, 2);
1993 int main(int argc, char **argv, char **envp)
1995 const char *gdbstub_dev = NULL;
1997 int snapshot, linux_boot;
1998 const char *icount_option = NULL;
1999 const char *initrd_filename;
2000 const char *kernel_filename, *kernel_cmdline;
2001 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2003 DisplayChangeListener *dcl;
2004 int cyls, heads, secs, translation;
2005 QemuOpts *hda_opts = NULL, *opts;
2006 QemuOptsList *olist;
2009 const char *loadvm = NULL;
2010 QEMUMachine *machine;
2011 const char *cpu_model;
2013 const char *pid_file = NULL;
2014 const char *incoming = NULL;
2015 int show_vnc_port = 0;
2017 const char *trace_file = NULL;
2019 atexit(qemu_run_exit_notifiers);
2020 error_set_progname(argv[0]);
2024 qemu_cache_utils_init(envp);
2026 QLIST_INIT (&vm_change_state_head);
2027 os_setup_early_signal_handling();
2029 module_call_init(MODULE_INIT_MACHINE);
2030 machine = find_default_machine();
2032 initrd_filename = NULL;
2035 kernel_filename = NULL;
2036 kernel_cmdline = "";
2037 cyls = heads = secs = 0;
2038 translation = BIOS_ATA_TRANSLATION_AUTO;
2040 for (i = 0; i < MAX_NODES; i++) {
2042 node_cpumask[i] = 0;
2051 /* first pass of option parsing */
2053 while (optind < argc) {
2054 if (argv[optind][0] != '-') {
2059 const QEMUOption *popt;
2061 popt = lookup_opt(argc, argv, &optarg, &optind);
2062 switch (popt->index) {
2063 case QEMU_OPTION_nodefconfig:
2073 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2074 if (ret < 0 && ret != -ENOENT) {
2078 ret = qemu_read_config_file(arch_config_name);
2079 if (ret < 0 && ret != -ENOENT) {
2085 /* second pass of option parsing */
2090 if (argv[optind][0] != '-') {
2091 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2093 const QEMUOption *popt;
2095 popt = lookup_opt(argc, argv, &optarg, &optind);
2096 if (!(popt->arch_mask & arch_type)) {
2097 printf("Option %s not supported for this target\n", popt->name);
2100 switch(popt->index) {
2102 machine = find_machine(optarg);
2105 printf("Supported machines are:\n");
2106 for(m = first_machine; m != NULL; m = m->next) {
2108 printf("%-10s %s (alias of %s)\n",
2109 m->alias, m->desc, m->name);
2110 printf("%-10s %s%s\n",
2112 m->is_default ? " (default)" : "");
2114 exit(*optarg != '?');
2117 case QEMU_OPTION_cpu:
2118 /* hw initialization will check this */
2119 if (*optarg == '?') {
2120 list_cpus(stdout, &fprintf, optarg);
2126 case QEMU_OPTION_initrd:
2127 initrd_filename = optarg;
2129 case QEMU_OPTION_hda:
2133 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2135 snprintf(buf, sizeof(buf),
2136 "%s,cyls=%d,heads=%d,secs=%d%s",
2137 HD_OPTS , cyls, heads, secs,
2138 translation == BIOS_ATA_TRANSLATION_LBA ?
2140 translation == BIOS_ATA_TRANSLATION_NONE ?
2141 ",trans=none" : "");
2142 drive_add(IF_DEFAULT, 0, optarg, buf);
2145 case QEMU_OPTION_hdb:
2146 case QEMU_OPTION_hdc:
2147 case QEMU_OPTION_hdd:
2148 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2151 case QEMU_OPTION_drive:
2154 case QEMU_OPTION_set:
2155 if (qemu_set_option(optarg) != 0)
2158 case QEMU_OPTION_global:
2159 if (qemu_global_option(optarg) != 0)
2162 case QEMU_OPTION_mtdblock:
2163 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2165 case QEMU_OPTION_sd:
2166 drive_add(IF_SD, 0, optarg, SD_OPTS);
2168 case QEMU_OPTION_pflash:
2169 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2171 case QEMU_OPTION_snapshot:
2174 case QEMU_OPTION_hdachs:
2178 cyls = strtol(p, (char **)&p, 0);
2179 if (cyls < 1 || cyls > 16383)
2184 heads = strtol(p, (char **)&p, 0);
2185 if (heads < 1 || heads > 16)
2190 secs = strtol(p, (char **)&p, 0);
2191 if (secs < 1 || secs > 63)
2195 if (!strcmp(p, "none"))
2196 translation = BIOS_ATA_TRANSLATION_NONE;
2197 else if (!strcmp(p, "lba"))
2198 translation = BIOS_ATA_TRANSLATION_LBA;
2199 else if (!strcmp(p, "auto"))
2200 translation = BIOS_ATA_TRANSLATION_AUTO;
2203 } else if (*p != '\0') {
2205 fprintf(stderr, "qemu: invalid physical CHS format\n");
2208 if (hda_opts != NULL) {
2210 snprintf(num, sizeof(num), "%d", cyls);
2211 qemu_opt_set(hda_opts, "cyls", num);
2212 snprintf(num, sizeof(num), "%d", heads);
2213 qemu_opt_set(hda_opts, "heads", num);
2214 snprintf(num, sizeof(num), "%d", secs);
2215 qemu_opt_set(hda_opts, "secs", num);
2216 if (translation == BIOS_ATA_TRANSLATION_LBA)
2217 qemu_opt_set(hda_opts, "trans", "lba");
2218 if (translation == BIOS_ATA_TRANSLATION_NONE)
2219 qemu_opt_set(hda_opts, "trans", "none");
2223 case QEMU_OPTION_numa:
2224 if (nb_numa_nodes >= MAX_NODES) {
2225 fprintf(stderr, "qemu: too many NUMA nodes\n");
2230 case QEMU_OPTION_display:
2231 display_type = select_display(optarg);
2233 case QEMU_OPTION_nographic:
2234 display_type = DT_NOGRAPHIC;
2236 #ifdef CONFIG_CURSES
2237 case QEMU_OPTION_curses:
2238 display_type = DT_CURSES;
2241 case QEMU_OPTION_portrait:
2244 case QEMU_OPTION_kernel:
2245 kernel_filename = optarg;
2247 case QEMU_OPTION_append:
2248 kernel_cmdline = optarg;
2250 case QEMU_OPTION_cdrom:
2251 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2253 case QEMU_OPTION_boot:
2255 static const char * const params[] = {
2256 "order", "once", "menu", NULL
2258 char buf[sizeof(boot_devices)];
2259 char *standard_boot_devices;
2262 if (!strchr(optarg, '=')) {
2264 pstrcpy(buf, sizeof(buf), optarg);
2265 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2267 "qemu: unknown boot parameter '%s' in '%s'\n",
2273 get_param_value(buf, sizeof(buf), "order", optarg)) {
2274 validate_bootdevices(buf);
2275 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2278 if (get_param_value(buf, sizeof(buf),
2280 validate_bootdevices(buf);
2281 standard_boot_devices = qemu_strdup(boot_devices);
2282 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2283 qemu_register_reset(restore_boot_devices,
2284 standard_boot_devices);
2286 if (get_param_value(buf, sizeof(buf),
2288 if (!strcmp(buf, "on")) {
2290 } else if (!strcmp(buf, "off")) {
2294 "qemu: invalid option value '%s'\n",
2302 case QEMU_OPTION_fda:
2303 case QEMU_OPTION_fdb:
2304 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2307 case QEMU_OPTION_no_fd_bootchk:
2310 case QEMU_OPTION_netdev:
2311 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2315 case QEMU_OPTION_net:
2316 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2321 case QEMU_OPTION_tftp:
2322 legacy_tftp_prefix = optarg;
2324 case QEMU_OPTION_bootp:
2325 legacy_bootp_filename = optarg;
2327 case QEMU_OPTION_redir:
2328 if (net_slirp_redir(optarg) < 0)
2332 case QEMU_OPTION_bt:
2333 add_device_config(DEV_BT, optarg);
2335 case QEMU_OPTION_audio_help:
2336 if (!(audio_available())) {
2337 printf("Option %s not supported for this target\n", popt->name);
2343 case QEMU_OPTION_soundhw:
2344 if (!(audio_available())) {
2345 printf("Option %s not supported for this target\n", popt->name);
2348 select_soundhw (optarg);
2353 case QEMU_OPTION_version:
2357 case QEMU_OPTION_m: {
2360 value = strtosz(optarg, NULL);
2362 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2366 /* On 32-bit hosts, QEMU is limited by virtual address space */
2367 if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2368 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2371 if (value != (uint64_t)(ram_addr_t)value) {
2372 fprintf(stderr, "qemu: ram size too large\n");
2378 case QEMU_OPTION_mempath:
2382 case QEMU_OPTION_mem_prealloc:
2387 set_cpu_log(optarg);
2390 gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2392 case QEMU_OPTION_gdb:
2393 gdbstub_dev = optarg;
2398 case QEMU_OPTION_bios:
2401 case QEMU_OPTION_singlestep:
2408 keyboard_layout = optarg;
2410 case QEMU_OPTION_localtime:
2413 case QEMU_OPTION_vga:
2414 select_vgahw (optarg);
2421 w = strtol(p, (char **)&p, 10);
2424 fprintf(stderr, "qemu: invalid resolution or depth\n");
2430 h = strtol(p, (char **)&p, 10);
2435 depth = strtol(p, (char **)&p, 10);
2436 if (depth != 8 && depth != 15 && depth != 16 &&
2437 depth != 24 && depth != 32)
2439 } else if (*p == '\0') {
2440 depth = graphic_depth;
2447 graphic_depth = depth;
2450 case QEMU_OPTION_echr:
2453 term_escape_char = strtol(optarg, &r, 0);
2455 printf("Bad argument to echr\n");
2458 case QEMU_OPTION_monitor:
2459 monitor_parse(optarg, "readline");
2460 default_monitor = 0;
2462 case QEMU_OPTION_qmp:
2463 monitor_parse(optarg, "control");
2464 default_monitor = 0;
2466 case QEMU_OPTION_mon:
2467 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2471 default_monitor = 0;
2473 case QEMU_OPTION_chardev:
2474 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2479 case QEMU_OPTION_fsdev:
2480 olist = qemu_find_opts("fsdev");
2482 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2485 opts = qemu_opts_parse(olist, optarg, 1);
2487 fprintf(stderr, "parse error: %s\n", optarg);
2491 case QEMU_OPTION_virtfs: {
2492 char *arg_fsdev = NULL;
2493 char *arg_9p = NULL;
2496 olist = qemu_find_opts("virtfs");
2498 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2501 opts = qemu_opts_parse(olist, optarg, 1);
2503 fprintf(stderr, "parse error: %s\n", optarg);
2507 if (qemu_opt_get(opts, "fstype") == NULL ||
2508 qemu_opt_get(opts, "mount_tag") == NULL ||
2509 qemu_opt_get(opts, "path") == NULL ||
2510 qemu_opt_get(opts, "security_model") == NULL) {
2511 fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2512 "security_model=[mapped|passthrough|none],"
2517 len = strlen(",id=,path=,security_model=");
2518 len += strlen(qemu_opt_get(opts, "fstype"));
2519 len += strlen(qemu_opt_get(opts, "mount_tag"));
2520 len += strlen(qemu_opt_get(opts, "path"));
2521 len += strlen(qemu_opt_get(opts, "security_model"));
2522 arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2524 snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
2525 "%s,id=%s,path=%s,security_model=%s",
2526 qemu_opt_get(opts, "fstype"),
2527 qemu_opt_get(opts, "mount_tag"),
2528 qemu_opt_get(opts, "path"),
2529 qemu_opt_get(opts, "security_model"));
2531 len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2532 len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2533 arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2535 snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
2536 "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2537 qemu_opt_get(opts, "mount_tag"),
2538 qemu_opt_get(opts, "mount_tag"));
2540 if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
2541 fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2545 if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
2546 fprintf(stderr, "parse error [device]: %s\n", optarg);
2550 qemu_free(arg_fsdev);
2554 case QEMU_OPTION_serial:
2555 add_device_config(DEV_SERIAL, optarg);
2557 if (strncmp(optarg, "mon:", 4) == 0) {
2558 default_monitor = 0;
2561 case QEMU_OPTION_watchdog:
2564 "qemu: only one watchdog option may be given\n");
2569 case QEMU_OPTION_watchdog_action:
2570 if (select_watchdog_action(optarg) == -1) {
2571 fprintf(stderr, "Unknown -watchdog-action parameter\n");
2575 case QEMU_OPTION_virtiocon:
2576 add_device_config(DEV_VIRTCON, optarg);
2577 default_virtcon = 0;
2578 if (strncmp(optarg, "mon:", 4) == 0) {
2579 default_monitor = 0;
2582 case QEMU_OPTION_parallel:
2583 add_device_config(DEV_PARALLEL, optarg);
2584 default_parallel = 0;
2585 if (strncmp(optarg, "mon:", 4) == 0) {
2586 default_monitor = 0;
2589 case QEMU_OPTION_debugcon:
2590 add_device_config(DEV_DEBUGCON, optarg);
2592 case QEMU_OPTION_loadvm:
2595 case QEMU_OPTION_full_screen:
2599 case QEMU_OPTION_no_frame:
2602 case QEMU_OPTION_alt_grab:
2605 case QEMU_OPTION_ctrl_grab:
2608 case QEMU_OPTION_no_quit:
2611 case QEMU_OPTION_sdl:
2612 display_type = DT_SDL;
2615 case QEMU_OPTION_pidfile:
2618 case QEMU_OPTION_win2k_hack:
2619 win2k_install_hack = 1;
2621 case QEMU_OPTION_rtc_td_hack:
2624 case QEMU_OPTION_acpitable:
2625 do_acpitable_option(optarg);
2627 case QEMU_OPTION_smbios:
2628 do_smbios_option(optarg);
2630 case QEMU_OPTION_enable_kvm:
2633 case QEMU_OPTION_usb:
2636 case QEMU_OPTION_usbdevice:
2638 add_device_config(DEV_USB, optarg);
2640 case QEMU_OPTION_device:
2641 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2645 case QEMU_OPTION_smp:
2648 fprintf(stderr, "Invalid number of CPUs\n");
2651 if (max_cpus < smp_cpus) {
2652 fprintf(stderr, "maxcpus must be equal to or greater than "
2656 if (max_cpus > 255) {
2657 fprintf(stderr, "Unsupported number of maxcpus\n");
2661 case QEMU_OPTION_vnc:
2663 vnc_display = optarg;
2665 case QEMU_OPTION_no_acpi:
2668 case QEMU_OPTION_no_hpet:
2671 case QEMU_OPTION_balloon:
2672 if (balloon_parse(optarg) < 0) {
2673 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2677 case QEMU_OPTION_no_reboot:
2680 case QEMU_OPTION_no_shutdown:
2683 case QEMU_OPTION_show_cursor:
2686 case QEMU_OPTION_uuid:
2687 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2688 fprintf(stderr, "Fail to parse UUID string."
2689 " Wrong format.\n");
2693 case QEMU_OPTION_option_rom:
2694 if (nb_option_roms >= MAX_OPTION_ROMS) {
2695 fprintf(stderr, "Too many option ROMs\n");
2698 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2699 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2700 option_rom[nb_option_roms].bootindex =
2701 qemu_opt_get_number(opts, "bootindex", -1);
2702 if (!option_rom[nb_option_roms].name) {
2703 fprintf(stderr, "Option ROM file is not specified\n");
2708 case QEMU_OPTION_semihosting:
2709 semihosting_enabled = 1;
2711 case QEMU_OPTION_name:
2712 qemu_name = qemu_strdup(optarg);
2714 char *p = strchr(qemu_name, ',');
2717 if (strncmp(p, "process=", 8)) {
2718 fprintf(stderr, "Unknown subargument %s to -name\n", p);
2722 os_set_proc_name(p);
2726 case QEMU_OPTION_prom_env:
2727 if (nb_prom_envs >= MAX_PROM_ENVS) {
2728 fprintf(stderr, "Too many prom variables\n");
2731 prom_envs[nb_prom_envs] = optarg;
2734 case QEMU_OPTION_old_param:
2737 case QEMU_OPTION_clock:
2738 configure_alarms(optarg);
2740 case QEMU_OPTION_startdate:
2741 configure_rtc_date_offset(optarg, 1);
2743 case QEMU_OPTION_rtc:
2744 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2748 configure_rtc(opts);
2750 case QEMU_OPTION_tb_size:
2751 tb_size = strtol(optarg, NULL, 0);
2755 case QEMU_OPTION_icount:
2756 icount_option = optarg;
2758 case QEMU_OPTION_incoming:
2760 incoming_expected = true;
2762 case QEMU_OPTION_nodefaults:
2764 default_parallel = 0;
2765 default_virtcon = 0;
2766 default_monitor = 0;
2773 case QEMU_OPTION_xen_domid:
2774 if (!(xen_available())) {
2775 printf("Option %s not supported for this target\n", popt->name);
2778 xen_domid = atoi(optarg);
2780 case QEMU_OPTION_xen_create:
2781 if (!(xen_available())) {
2782 printf("Option %s not supported for this target\n", popt->name);
2785 xen_mode = XEN_CREATE;
2787 case QEMU_OPTION_xen_attach:
2788 if (!(xen_available())) {
2789 printf("Option %s not supported for this target\n", popt->name);
2792 xen_mode = XEN_ATTACH;
2794 #ifdef CONFIG_SIMPLE_TRACE
2795 case QEMU_OPTION_trace:
2796 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2798 trace_file = qemu_opt_get(opts, "file");
2802 case QEMU_OPTION_readconfig:
2804 int ret = qemu_read_config_file(optarg);
2806 fprintf(stderr, "read config %s: %s\n", optarg,
2812 case QEMU_OPTION_spice:
2813 olist = qemu_find_opts("spice");
2815 fprintf(stderr, "spice is not supported by this qemu build.\n");
2818 opts = qemu_opts_parse(olist, optarg, 0);
2820 fprintf(stderr, "parse error: %s\n", optarg);
2824 case QEMU_OPTION_writeconfig:
2827 if (strcmp(optarg, "-") == 0) {
2830 fp = fopen(optarg, "w");
2832 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2836 qemu_config_write(fp);
2841 os_parse_cmd_args(popt->index, optarg);
2847 if (!st_init(trace_file)) {
2848 fprintf(stderr, "warning: unable to initialize simple trace backend\n");
2851 /* If no data_dir is specified then try to find it relative to the
2854 data_dir = os_find_datadir(argv[0]);
2856 /* If all else fails use the install patch specified when building. */
2858 data_dir = CONFIG_QEMU_DATADIR;
2862 * Default to max_cpus = smp_cpus, in case the user doesn't
2863 * specify a max_cpus value.
2866 max_cpus = smp_cpus;
2868 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2869 if (smp_cpus > machine->max_cpus) {
2870 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2871 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
2876 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2877 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
2879 if (machine->no_serial) {
2882 if (machine->no_parallel) {
2883 default_parallel = 0;
2885 if (!machine->use_virtcon) {
2886 default_virtcon = 0;
2888 if (machine->no_vga) {
2891 if (machine->no_floppy) {
2894 if (machine->no_cdrom) {
2897 if (machine->no_sdcard) {
2901 if (display_type == DT_NOGRAPHIC) {
2902 if (default_parallel)
2903 add_device_config(DEV_PARALLEL, "null");
2904 if (default_serial && default_monitor) {
2905 add_device_config(DEV_SERIAL, "mon:stdio");
2906 } else if (default_virtcon && default_monitor) {
2907 add_device_config(DEV_VIRTCON, "mon:stdio");
2910 add_device_config(DEV_SERIAL, "stdio");
2911 if (default_virtcon)
2912 add_device_config(DEV_VIRTCON, "stdio");
2913 if (default_monitor)
2914 monitor_parse("stdio", "readline");
2918 add_device_config(DEV_SERIAL, "vc:80Cx24C");
2919 if (default_parallel)
2920 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2921 if (default_monitor)
2922 monitor_parse("vc:80Cx24C", "readline");
2923 if (default_virtcon)
2924 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2927 vga_interface_type = VGA_CIRRUS;
2931 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
2933 #ifdef CONFIG_VIRTFS
2934 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
2941 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
2947 int ret = kvm_init();
2949 if (!kvm_available()) {
2950 printf("KVM not supported for this target\n");
2952 fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2958 if (qemu_init_main_loop()) {
2959 fprintf(stderr, "qemu_init_main_loop failed\n");
2962 linux_boot = (kernel_filename != NULL);
2964 if (!linux_boot && *kernel_cmdline != '\0') {
2965 fprintf(stderr, "-append only allowed with -kernel option\n");
2969 if (!linux_boot && initrd_filename != NULL) {
2970 fprintf(stderr, "-initrd only allowed with -kernel option\n");
2974 os_set_line_buffering();
2976 if (init_timer_alarm() < 0) {
2977 fprintf(stderr, "could not initialize alarm timer\n");
2980 configure_icount(icount_option);
2982 if (net_init_clients() < 0) {
2986 /* init the bluetooth world */
2987 if (foreach_device_config(DEV_BT, bt_parse))
2990 /* init the memory */
2992 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
2994 /* init the dynamic translator */
2995 cpu_exec_init_all(tb_size * 1024 * 1024);
2997 bdrv_init_with_whitelist();
3001 /* open the virtual block devices */
3003 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3004 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3007 default_drive(default_cdrom, snapshot, machine->use_scsi,
3008 IF_DEFAULT, 2, CDROM_OPTS);
3009 default_drive(default_floppy, snapshot, machine->use_scsi,
3010 IF_FLOPPY, 0, FD_OPTS);
3011 default_drive(default_sdcard, snapshot, machine->use_scsi,
3014 register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
3017 if (nb_numa_nodes > 0) {
3020 if (nb_numa_nodes > smp_cpus) {
3021 nb_numa_nodes = smp_cpus;
3024 /* If no memory size if given for any node, assume the default case
3025 * and distribute the available memory equally across all nodes
3027 for (i = 0; i < nb_numa_nodes; i++) {
3028 if (node_mem[i] != 0)
3031 if (i == nb_numa_nodes) {
3032 uint64_t usedmem = 0;
3034 /* On Linux, the each node's border has to be 8MB aligned,
3035 * the final node gets the rest.
3037 for (i = 0; i < nb_numa_nodes - 1; i++) {
3038 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3039 usedmem += node_mem[i];
3041 node_mem[i] = ram_size - usedmem;
3044 for (i = 0; i < nb_numa_nodes; i++) {
3045 if (node_cpumask[i] != 0)
3048 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3049 * must cope with this anyway, because there are BIOSes out there in
3050 * real machines which also use this scheme.
3052 if (i == nb_numa_nodes) {
3053 for (i = 0; i < smp_cpus; i++) {
3054 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3059 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3063 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3065 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3067 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3069 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3072 module_call_init(MODULE_INIT_DEVICE);
3074 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
3078 i = select_watchdog(watchdog);
3080 exit (i == 1 ? 1 : 0);
3083 if (machine->compat_props) {
3084 qdev_prop_register_global_list(machine->compat_props);
3088 machine->init(ram_size, boot_devices,
3089 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3091 cpu_synchronize_all_post_init();
3093 /* must be after terminal init, SDL library changes signal handlers */
3094 os_setup_signal_handling();
3098 current_machine = machine;
3100 /* init USB devices */
3102 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3106 /* init generic devices */
3107 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3110 net_check_clients();
3112 /* just use the first displaystate for the moment */
3113 ds = get_displaystate();
3117 if (display_type == DT_DEFAULT && !display_remote) {
3118 #if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3119 display_type = DT_SDL;
3121 vnc_display = "localhost:0,to=99";
3127 /* init local displays */
3128 switch (display_type) {
3131 #if defined(CONFIG_CURSES)
3133 curses_display_init(ds, full_screen);
3136 #if defined(CONFIG_SDL)
3138 sdl_display_init(ds, full_screen, no_frame);
3140 #elif defined(CONFIG_COCOA)
3142 cocoa_display_init(ds, full_screen);
3149 /* init remote displays */
3151 vnc_display_init(ds);
3152 if (vnc_display_open(ds, vnc_display) < 0)
3155 if (show_vnc_port) {
3156 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3160 if (using_spice && !qxl_enabled) {
3161 qemu_spice_display_init(ds);
3167 dcl = ds->listeners;
3168 while (dcl != NULL) {
3169 if (dcl->dpy_refresh != NULL) {
3170 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3171 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3176 if (ds->gui_timer == NULL) {
3177 nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
3178 qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
3180 text_consoles_set_display(ds);
3182 if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3183 fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3188 qdev_machine_creation_done();
3190 if (rom_load_all() != 0) {
3191 fprintf(stderr, "rom loading failed\n");
3195 /* TODO: once all bus devices are qdevified, this should be done
3196 * when bus is created by qdev.c */
3197 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3198 qemu_run_machine_init_done_notifiers();
3200 qemu_system_reset();
3202 if (load_vmstate(loadvm) < 0) {
3208 int ret = qemu_start_incoming_migration(incoming);
3210 fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3214 } else if (autostart) {