4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 #include "qemu/bitmap.h"
33 /* Needed early for CONFIG_BSD etc. */
34 #include "config-host.h"
38 #include <sys/times.h>
42 #include <sys/ioctl.h>
43 #include <sys/resource.h>
44 #include <sys/socket.h>
45 #include <netinet/in.h>
47 #include <arpa/inet.h>
50 #include <sys/select.h>
54 #if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55 #include <sys/sysctl.h>
63 #include <linux/ppdev.h>
64 #include <linux/parport.h>
68 #include "sysemu/seccomp.h"
73 #include <sys/ethernet.h>
74 #include <sys/sockio.h>
75 #include <netinet/arp.h>
76 #include <netinet/in_systm.h>
77 #include <netinet/ip.h>
78 #include <netinet/ip_icmp.h> // must come after ip.h
79 #include <netinet/udp.h>
80 #include <netinet/tcp.h>
88 #if defined(CONFIG_VDE)
89 #include <libvdeplug.h>
97 #if defined(__APPLE__) || defined(main)
99 int qemu_main(int argc, char **argv, char **envp);
100 int main(int argc, char **argv)
102 return qemu_main(argc, argv, NULL);
105 #define main qemu_main
107 #endif /* CONFIG_SDL */
111 #define main qemu_main
112 #endif /* CONFIG_COCOA */
117 #include "hw/boards.h"
119 #include "hw/pcmcia.h"
124 #include "hw/watchdog.h"
125 #include "hw/smbios.h"
128 #include "hw/loader.h"
131 #include "net/slirp.h"
132 #include "monitor/monitor.h"
133 #include "ui/console.h"
134 #include "sysemu/sysemu.h"
135 #include "exec/gdbstub.h"
136 #include "qemu/timer.h"
137 #include "char/char.h"
138 #include "qemu/cache-utils.h"
139 #include "sysemu/blockdev.h"
140 #include "hw/block-common.h"
141 #include "migration/block.h"
142 #include "sysemu/dma.h"
143 #include "audio/audio.h"
144 #include "migration/migration.h"
145 #include "sysemu/kvm.h"
146 #include "qapi/qmp/qjson.h"
147 #include "qemu/option.h"
148 #include "qemu/config-file.h"
149 #include "qemu-options.h"
150 #include "qmp-commands.h"
151 #include "qemu/main-loop.h"
153 #include "fsdev/qemu-fsdev.h"
155 #include "sysemu/qtest.h"
157 #include "disas/disas.h"
159 #include "qemu/sockets.h"
161 #include "slirp/libslirp.h"
164 #include "trace/control.h"
165 #include "qemu/queue.h"
166 #include "sysemu/cpus.h"
167 #include "sysemu/arch_init.h"
168 #include "qemu/osdep.h"
170 #include "ui/qemu-spice.h"
171 #include "qapi/string-input-visitor.h"
174 //#define DEBUG_SLIRP
176 #define DEFAULT_RAM_SIZE 128
178 #define MAX_VIRTIO_CONSOLES 1
180 static const char *data_dir;
181 const char *bios_name = NULL;
182 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
183 DisplayType display_type = DT_DEFAULT;
184 static int display_remote;
185 const char* keyboard_layout = NULL;
187 const char *mem_path = NULL;
189 int mem_prealloc = 0; /* force preallocation of physical target memory */
192 NICInfo nd_table[MAX_NICS];
194 static int rtc_utc = 1;
195 static int rtc_date_offset = -1; /* -1 means no change */
196 QEMUClock *rtc_clock;
197 int vga_interface_type = VGA_NONE;
198 static int full_screen = 0;
200 static int no_frame = 0;
203 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
204 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
205 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
206 int win2k_install_hack = 0;
213 const char *vnc_display;
215 int acpi_enabled = 1;
218 static int no_reboot;
221 int graphic_rotate = 0;
222 const char *watchdog;
223 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
225 int semihosting_enabled = 0;
227 const char *qemu_name;
230 unsigned int nb_prom_envs = 0;
231 const char *prom_envs[MAX_PROM_ENVS];
233 uint8_t *boot_splash_filedata;
234 int boot_splash_filedata_size;
235 uint8_t qemu_extra_params_fw[2];
237 typedef struct FWBootEntry FWBootEntry;
240 QTAILQ_ENTRY(FWBootEntry) link;
246 static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
247 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
250 uint64_t node_mem[MAX_NODES];
251 unsigned long *node_cpumask[MAX_NODES];
253 uint8_t qemu_uuid[16];
255 static QEMUBootSetHandler *boot_set_handler;
256 static void *boot_set_opaque;
258 static NotifierList exit_notifiers =
259 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
261 static NotifierList machine_init_done_notifiers =
262 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
264 static int tcg_allowed = 1;
268 enum xen_mode xen_mode = XEN_EMULATE;
269 static int tcg_tb_size;
271 static int default_serial = 1;
272 static int default_parallel = 1;
273 static int default_virtcon = 1;
274 static int default_monitor = 1;
275 static int default_floppy = 1;
276 static int default_cdrom = 1;
277 static int default_sdcard = 1;
278 static int default_vga = 1;
284 { .driver = "isa-serial", .flag = &default_serial },
285 { .driver = "isa-parallel", .flag = &default_parallel },
286 { .driver = "isa-fdc", .flag = &default_floppy },
287 { .driver = "ide-cd", .flag = &default_cdrom },
288 { .driver = "ide-hd", .flag = &default_cdrom },
289 { .driver = "ide-drive", .flag = &default_cdrom },
290 { .driver = "scsi-cd", .flag = &default_cdrom },
291 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
292 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
293 { .driver = "virtio-serial", .flag = &default_virtcon },
294 { .driver = "VGA", .flag = &default_vga },
295 { .driver = "isa-vga", .flag = &default_vga },
296 { .driver = "cirrus-vga", .flag = &default_vga },
297 { .driver = "isa-cirrus-vga", .flag = &default_vga },
298 { .driver = "vmware-svga", .flag = &default_vga },
299 { .driver = "qxl-vga", .flag = &default_vga },
302 const char *qemu_get_vm_name(void)
307 static void res_free(void)
309 if (boot_splash_filedata != NULL) {
310 g_free(boot_splash_filedata);
311 boot_splash_filedata = NULL;
315 static int default_driver_check(QemuOpts *opts, void *opaque)
317 const char *driver = qemu_opt_get(opts, "driver");
322 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
323 if (strcmp(default_list[i].driver, driver) != 0)
325 *(default_list[i].flag) = 0;
330 /***********************************************************/
333 static RunState current_run_state = RUN_STATE_PRELAUNCH;
338 } RunStateTransition;
340 static const RunStateTransition runstate_transitions_def[] = {
342 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
344 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
345 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
347 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
348 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
350 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
351 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
353 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
354 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
356 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
357 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
359 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
360 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
361 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
363 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
364 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
366 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
368 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
369 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
370 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
371 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
372 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
373 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
374 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
375 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
376 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
378 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
380 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
381 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
383 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
384 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
385 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
386 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
388 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
389 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
391 { RUN_STATE_MAX, RUN_STATE_MAX },
394 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
396 bool runstate_check(RunState state)
398 return current_run_state == state;
401 static void runstate_init(void)
403 const RunStateTransition *p;
405 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
407 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
408 runstate_valid_transitions[p->from][p->to] = true;
412 /* This function will abort() on invalid state transitions */
413 void runstate_set(RunState new_state)
415 assert(new_state < RUN_STATE_MAX);
417 if (!runstate_valid_transitions[current_run_state][new_state]) {
418 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
419 RunState_lookup[current_run_state],
420 RunState_lookup[new_state]);
424 current_run_state = new_state;
427 int runstate_is_running(void)
429 return runstate_check(RUN_STATE_RUNNING);
432 StatusInfo *qmp_query_status(Error **errp)
434 StatusInfo *info = g_malloc0(sizeof(*info));
436 info->running = runstate_is_running();
437 info->singlestep = singlestep;
438 info->status = current_run_state;
443 /***********************************************************/
444 /* real time host monotonic timer */
446 /***********************************************************/
447 /* host time/date access */
448 void qemu_get_timedate(struct tm *tm, int offset)
454 if (rtc_date_offset == -1) {
458 localtime_r(&ti, tm);
460 ti -= rtc_date_offset;
465 int qemu_timedate_diff(struct tm *tm)
469 if (rtc_date_offset == -1)
471 seconds = mktimegm(tm);
474 tmp.tm_isdst = -1; /* use timezone to figure it out */
475 seconds = mktime(&tmp);
478 seconds = mktimegm(tm) + rtc_date_offset;
480 return seconds - time(NULL);
483 void rtc_change_mon_event(struct tm *tm)
487 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
488 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
489 qobject_decref(data);
492 static void configure_rtc_date_offset(const char *startdate, int legacy)
494 time_t rtc_start_date;
497 if (!strcmp(startdate, "now") && legacy) {
498 rtc_date_offset = -1;
500 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
508 } else if (sscanf(startdate, "%d-%d-%d",
520 rtc_start_date = mktimegm(&tm);
521 if (rtc_start_date == -1) {
523 fprintf(stderr, "Invalid date format. Valid formats are:\n"
524 "'2006-06-17T16:01:21' or '2006-06-17'\n");
527 rtc_date_offset = time(NULL) - rtc_start_date;
531 static void configure_rtc(QemuOpts *opts)
535 value = qemu_opt_get(opts, "base");
537 if (!strcmp(value, "utc")) {
539 } else if (!strcmp(value, "localtime")) {
542 configure_rtc_date_offset(value, 0);
545 value = qemu_opt_get(opts, "clock");
547 if (!strcmp(value, "host")) {
548 rtc_clock = host_clock;
549 } else if (!strcmp(value, "rt")) {
550 rtc_clock = rt_clock;
551 } else if (!strcmp(value, "vm")) {
552 rtc_clock = vm_clock;
554 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
558 value = qemu_opt_get(opts, "driftfix");
560 if (!strcmp(value, "slew")) {
561 static GlobalProperty slew_lost_ticks[] = {
563 .driver = "mc146818rtc",
564 .property = "lost_tick_policy",
567 { /* end of list */ }
570 qdev_prop_register_global_list(slew_lost_ticks);
571 } else if (!strcmp(value, "none")) {
572 /* discard is default */
574 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
580 /***********************************************************/
581 /* Bluetooth support */
584 static struct HCIInfo *hci_table[MAX_NICS];
586 static struct bt_vlan_s {
587 struct bt_scatternet_s net;
589 struct bt_vlan_s *next;
592 /* find or alloc a new bluetooth "VLAN" */
593 static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
595 struct bt_vlan_s **pvlan, *vlan;
596 for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
600 vlan = g_malloc0(sizeof(struct bt_vlan_s));
602 pvlan = &first_bt_vlan;
603 while (*pvlan != NULL)
604 pvlan = &(*pvlan)->next;
609 static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
613 static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
618 static struct HCIInfo null_hci = {
619 .cmd_send = null_hci_send,
620 .sco_send = null_hci_send,
621 .acl_send = null_hci_send,
622 .bdaddr_set = null_hci_addr_set,
625 struct HCIInfo *qemu_next_hci(void)
627 if (cur_hci == nb_hcis)
630 return hci_table[cur_hci++];
633 static struct HCIInfo *hci_init(const char *str)
636 struct bt_scatternet_s *vlan = 0;
638 if (!strcmp(str, "null"))
641 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
643 return bt_host_hci(str[4] ? str + 5 : "hci0");
644 else if (!strncmp(str, "hci", 3)) {
647 if (!strncmp(str + 3, ",vlan=", 6)) {
648 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
653 vlan = qemu_find_bt_vlan(0);
655 return bt_new_hci(vlan);
658 fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
663 static int bt_hci_parse(const char *str)
668 if (nb_hcis >= MAX_NICS) {
669 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
682 bdaddr.b[5] = 0x56 + nb_hcis;
683 hci->bdaddr_set(hci, bdaddr.b);
685 hci_table[nb_hcis++] = hci;
690 static void bt_vhci_add(int vlan_id)
692 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
695 fprintf(stderr, "qemu: warning: adding a VHCI to "
696 "an empty scatternet %i\n", vlan_id);
698 bt_vhci_init(bt_new_hci(vlan));
701 static struct bt_device_s *bt_device_add(const char *opt)
703 struct bt_scatternet_s *vlan;
705 char *endp = strstr(opt, ",vlan=");
706 int len = (endp ? endp - opt : strlen(opt)) + 1;
709 pstrcpy(devname, MIN(sizeof(devname), len), opt);
712 vlan_id = strtol(endp + 6, &endp, 0);
714 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
719 vlan = qemu_find_bt_vlan(vlan_id);
722 fprintf(stderr, "qemu: warning: adding a slave device to "
723 "an empty scatternet %i\n", vlan_id);
725 if (!strcmp(devname, "keyboard"))
726 return bt_keyboard_init(vlan);
728 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
732 static int bt_parse(const char *opt)
734 const char *endp, *p;
737 if (strstart(opt, "hci", &endp)) {
738 if (!*endp || *endp == ',') {
740 if (!strstart(endp, ",vlan=", 0))
743 return bt_hci_parse(opt);
745 } else if (strstart(opt, "vhci", &endp)) {
746 if (!*endp || *endp == ',') {
748 if (strstart(endp, ",vlan=", &p)) {
749 vlan = strtol(p, (char **) &endp, 0);
751 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
755 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
764 } else if (strstart(opt, "device:", &endp))
765 return !bt_device_add(endp);
767 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
771 static int parse_sandbox(QemuOpts *opts, void *opaque)
773 /* FIXME: change this to true for 1.3 */
774 if (qemu_opt_get_bool(opts, "enable", false)) {
775 #ifdef CONFIG_SECCOMP
776 if (seccomp_start() < 0) {
777 qerror_report(ERROR_CLASS_GENERIC_ERROR,
778 "failed to install seccomp syscall filter in the kernel");
782 qerror_report(ERROR_CLASS_GENERIC_ERROR,
783 "sandboxing request but seccomp is not compiled into this build");
791 /*********QEMU USB setting******/
792 bool usb_enabled(bool default_usb)
795 mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
797 return qemu_opt_get_bool(mach_opts, "usb", default_usb);
803 static int parse_add_fd(QemuOpts *opts, void *opaque)
805 int fd, dupfd, flags;
807 const char *fd_opaque = NULL;
809 fd = qemu_opt_get_number(opts, "fd", -1);
810 fdset_id = qemu_opt_get_number(opts, "set", -1);
811 fd_opaque = qemu_opt_get(opts, "opaque");
814 qerror_report(ERROR_CLASS_GENERIC_ERROR,
815 "fd option is required and must be non-negative");
819 if (fd <= STDERR_FILENO) {
820 qerror_report(ERROR_CLASS_GENERIC_ERROR,
821 "fd cannot be a standard I/O stream");
826 * All fds inherited across exec() necessarily have FD_CLOEXEC
827 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
829 flags = fcntl(fd, F_GETFD);
830 if (flags == -1 || (flags & FD_CLOEXEC)) {
831 qerror_report(ERROR_CLASS_GENERIC_ERROR,
832 "fd is not valid or already in use");
837 qerror_report(ERROR_CLASS_GENERIC_ERROR,
838 "set option is required and must be non-negative");
842 #ifdef F_DUPFD_CLOEXEC
843 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
847 qemu_set_cloexec(dupfd);
851 qerror_report(ERROR_CLASS_GENERIC_ERROR,
852 "Error duplicating fd: %s", strerror(errno));
856 /* add the duplicate fd, and optionally the opaque string, to the fd set */
857 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
863 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
867 fd = qemu_opt_get_number(opts, "fd", -1);
874 /***********************************************************/
875 /* QEMU Block devices */
877 #define HD_OPTS "media=disk"
878 #define CDROM_OPTS "media=cdrom"
880 #define PFLASH_OPTS ""
884 static int drive_init_func(QemuOpts *opts, void *opaque)
886 BlockInterfaceType *block_default_type = opaque;
888 return drive_init(opts, *block_default_type) == NULL;
891 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
893 if (NULL == qemu_opt_get(opts, "snapshot")) {
894 qemu_opt_set(opts, "snapshot", "on");
899 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
900 int index, const char *optstr)
904 if (!enable || drive_get_by_index(type, index)) {
908 opts = drive_add(type, index, NULL, optstr);
910 drive_enable_snapshot(opts, NULL);
912 if (!drive_init(opts, type)) {
917 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
919 boot_set_handler = func;
920 boot_set_opaque = opaque;
923 int qemu_boot_set(const char *boot_devices)
925 if (!boot_set_handler) {
928 return boot_set_handler(boot_set_opaque, boot_devices);
931 static void validate_bootdevices(char *devices)
933 /* We just do some generic consistency checks */
937 for (p = devices; *p != '\0'; p++) {
938 /* Allowed boot devices are:
939 * a-b: floppy disk drives
940 * c-f: IDE disk drives
941 * g-m: machine implementation dependent drives
942 * n-p: network devices
943 * It's up to each machine implementation to check if the given boot
944 * devices match the actual hardware implementation and firmware
947 if (*p < 'a' || *p > 'p') {
948 fprintf(stderr, "Invalid boot device '%c'\n", *p);
951 if (bitmap & (1 << (*p - 'a'))) {
952 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
955 bitmap |= 1 << (*p - 'a');
959 static void restore_boot_devices(void *opaque)
961 char *standard_boot_devices = opaque;
962 static int first = 1;
964 /* Restore boot order and remove ourselves after the first boot */
970 qemu_boot_set(standard_boot_devices);
972 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
973 g_free(standard_boot_devices);
976 void add_boot_device_path(int32_t bootindex, DeviceState *dev,
979 FWBootEntry *node, *i;
985 assert(dev != NULL || suffix != NULL);
987 node = g_malloc0(sizeof(FWBootEntry));
988 node->bootindex = bootindex;
989 node->suffix = suffix ? g_strdup(suffix) : NULL;
992 QTAILQ_FOREACH(i, &fw_boot_order, link) {
993 if (i->bootindex == bootindex) {
994 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
996 } else if (i->bootindex < bootindex) {
999 QTAILQ_INSERT_BEFORE(i, node, link);
1002 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1006 * This function returns null terminated string that consist of new line
1007 * separated device paths.
1009 * memory pointed by "size" is assigned total length of the array in bytes
1012 char *get_boot_devices_list(uint32_t *size)
1018 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1019 char *devpath = NULL, *bootpath;
1023 devpath = qdev_get_fw_dev_path(i->dev);
1027 if (i->suffix && devpath) {
1028 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1030 bootpath = g_malloc(bootpathlen);
1031 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1033 } else if (devpath) {
1037 bootpath = g_strdup(i->suffix);
1041 list[total-1] = '\n';
1043 len = strlen(bootpath) + 1;
1044 list = g_realloc(list, total + len);
1045 memcpy(&list[total], bootpath, len);
1055 static void numa_add(const char *optarg)
1059 unsigned long long value, endvalue;
1062 value = endvalue = 0ULL;
1064 optarg = get_opt_name(option, 128, optarg, ',') + 1;
1065 if (!strcmp(option, "node")) {
1066 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1067 nodenr = nb_numa_nodes;
1069 nodenr = strtoull(option, NULL, 10);
1072 if (get_param_value(option, 128, "mem", optarg) == 0) {
1073 node_mem[nodenr] = 0;
1076 sval = strtosz(option, &endptr);
1077 if (sval < 0 || *endptr) {
1078 fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1081 node_mem[nodenr] = sval;
1083 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1084 value = strtoull(option, &endptr, 10);
1085 if (*endptr == '-') {
1086 endvalue = strtoull(endptr+1, &endptr, 10);
1091 if (!(endvalue < MAX_CPUMASK_BITS)) {
1092 endvalue = MAX_CPUMASK_BITS - 1;
1094 "A max of %d CPUs are supported in a guest\n",
1098 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1104 static void smp_parse(const char *optarg)
1106 int smp, sockets = 0, threads = 0, cores = 0;
1110 smp = strtoul(optarg, &endptr, 10);
1111 if (endptr != optarg) {
1112 if (*endptr == ',') {
1116 if (get_param_value(option, 128, "sockets", endptr) != 0)
1117 sockets = strtoull(option, NULL, 10);
1118 if (get_param_value(option, 128, "cores", endptr) != 0)
1119 cores = strtoull(option, NULL, 10);
1120 if (get_param_value(option, 128, "threads", endptr) != 0)
1121 threads = strtoull(option, NULL, 10);
1122 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1123 max_cpus = strtoull(option, NULL, 10);
1125 /* compute missing values, prefer sockets over cores over threads */
1126 if (smp == 0 || sockets == 0) {
1127 sockets = sockets > 0 ? sockets : 1;
1128 cores = cores > 0 ? cores : 1;
1129 threads = threads > 0 ? threads : 1;
1131 smp = cores * threads * sockets;
1135 threads = threads > 0 ? threads : 1;
1136 cores = smp / (sockets * threads);
1138 threads = smp / (cores * sockets);
1142 smp_cores = cores > 0 ? cores : 1;
1143 smp_threads = threads > 0 ? threads : 1;
1145 max_cpus = smp_cpus;
1148 /***********************************************************/
1151 static int usb_device_add(const char *devname)
1154 USBDevice *dev = NULL;
1156 if (!usb_enabled(false)) {
1160 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1161 dev = usbdevice_create(devname);
1165 /* the other ones */
1166 #ifndef CONFIG_LINUX
1167 /* only the linux version is qdev-ified, usb-bsd still needs this */
1168 if (strstart(devname, "host:", &p)) {
1169 dev = usb_host_device_open(usb_bus_find(-1), p);
1172 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1173 dev = usb_bt_init(usb_bus_find(-1),
1174 devname[2] ? hci_init(p)
1175 : bt_new_hci(qemu_find_bt_vlan(0)));
1186 static int usb_device_del(const char *devname)
1191 if (strstart(devname, "host:", &p))
1192 return usb_host_device_close(p);
1194 if (!usb_enabled(false)) {
1198 p = strchr(devname, '.');
1201 bus_num = strtoul(devname, NULL, 0);
1202 addr = strtoul(p + 1, NULL, 0);
1204 return usb_device_delete_addr(bus_num, addr);
1207 static int usb_parse(const char *cmdline)
1210 r = usb_device_add(cmdline);
1212 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1217 void do_usb_add(Monitor *mon, const QDict *qdict)
1219 const char *devname = qdict_get_str(qdict, "devname");
1220 if (usb_device_add(devname) < 0) {
1221 error_report("could not add USB device '%s'", devname);
1225 void do_usb_del(Monitor *mon, const QDict *qdict)
1227 const char *devname = qdict_get_str(qdict, "devname");
1228 if (usb_device_del(devname) < 0) {
1229 error_report("could not delete USB device '%s'", devname);
1233 /***********************************************************/
1234 /* PCMCIA/Cardbus */
1236 static struct pcmcia_socket_entry_s {
1237 PCMCIASocket *socket;
1238 struct pcmcia_socket_entry_s *next;
1239 } *pcmcia_sockets = 0;
1241 void pcmcia_socket_register(PCMCIASocket *socket)
1243 struct pcmcia_socket_entry_s *entry;
1245 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1246 entry->socket = socket;
1247 entry->next = pcmcia_sockets;
1248 pcmcia_sockets = entry;
1251 void pcmcia_socket_unregister(PCMCIASocket *socket)
1253 struct pcmcia_socket_entry_s *entry, **ptr;
1255 ptr = &pcmcia_sockets;
1256 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1257 if (entry->socket == socket) {
1263 void pcmcia_info(Monitor *mon)
1265 struct pcmcia_socket_entry_s *iter;
1267 if (!pcmcia_sockets)
1268 monitor_printf(mon, "No PCMCIA sockets\n");
1270 for (iter = pcmcia_sockets; iter; iter = iter->next)
1271 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1272 iter->socket->attached ? iter->socket->card_string :
1276 /***********************************************************/
1277 /* machine registration */
1279 static QEMUMachine *first_machine = NULL;
1280 QEMUMachine *current_machine = NULL;
1282 int qemu_register_machine(QEMUMachine *m)
1285 pm = &first_machine;
1293 static QEMUMachine *find_machine(const char *name)
1297 for(m = first_machine; m != NULL; m = m->next) {
1298 if (!strcmp(m->name, name))
1300 if (m->alias && !strcmp(m->alias, name))
1306 QEMUMachine *find_default_machine(void)
1310 for(m = first_machine; m != NULL; m = m->next) {
1311 if (m->is_default) {
1318 MachineInfoList *qmp_query_machines(Error **errp)
1320 MachineInfoList *mach_list = NULL;
1323 for (m = first_machine; m; m = m->next) {
1324 MachineInfoList *entry;
1327 info = g_malloc0(sizeof(*info));
1328 if (m->is_default) {
1329 info->has_is_default = true;
1330 info->is_default = true;
1334 info->has_alias = true;
1335 info->alias = g_strdup(m->alias);
1338 info->name = g_strdup(m->name);
1340 entry = g_malloc0(sizeof(*entry));
1341 entry->value = info;
1342 entry->next = mach_list;
1349 /***********************************************************/
1350 /* main execution loop */
1352 static void gui_update(void *opaque)
1354 uint64_t interval = GUI_REFRESH_INTERVAL;
1355 DisplayState *ds = opaque;
1356 DisplayChangeListener *dcl;
1360 QLIST_FOREACH(dcl, &ds->listeners, next) {
1361 if (dcl->gui_timer_interval &&
1362 dcl->gui_timer_interval < interval)
1363 interval = dcl->gui_timer_interval;
1365 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1368 void gui_setup_refresh(DisplayState *ds)
1370 DisplayChangeListener *dcl;
1371 bool need_timer = false;
1372 bool have_gfx = false;
1373 bool have_text = false;
1375 QLIST_FOREACH(dcl, &ds->listeners, next) {
1376 if (dcl->dpy_refresh != NULL) {
1379 if (dcl->dpy_gfx_update != NULL) {
1382 if (dcl->dpy_text_update != NULL) {
1387 if (need_timer && ds->gui_timer == NULL) {
1388 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1389 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1391 if (!need_timer && ds->gui_timer != NULL) {
1392 qemu_del_timer(ds->gui_timer);
1393 qemu_free_timer(ds->gui_timer);
1394 ds->gui_timer = NULL;
1397 ds->have_gfx = have_gfx;
1398 ds->have_text = have_text;
1401 struct vm_change_state_entry {
1402 VMChangeStateHandler *cb;
1404 QLIST_ENTRY (vm_change_state_entry) entries;
1407 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1409 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1412 VMChangeStateEntry *e;
1414 e = g_malloc0(sizeof (*e));
1418 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1422 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1424 QLIST_REMOVE (e, entries);
1428 void vm_state_notify(int running, RunState state)
1430 VMChangeStateEntry *e;
1432 trace_vm_state_notify(running, state);
1434 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1435 e->cb(e->opaque, running, state);
1441 if (!runstate_is_running()) {
1443 runstate_set(RUN_STATE_RUNNING);
1444 vm_state_notify(1, RUN_STATE_RUNNING);
1446 monitor_protocol_event(QEVENT_RESUME, NULL);
1450 /* reset/shutdown handler */
1452 typedef struct QEMUResetEntry {
1453 QTAILQ_ENTRY(QEMUResetEntry) entry;
1454 QEMUResetHandler *func;
1458 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1459 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1460 static int reset_requested;
1461 static int shutdown_requested, shutdown_signal = -1;
1462 static pid_t shutdown_pid;
1463 static int powerdown_requested;
1464 static int debug_requested;
1465 static int suspend_requested;
1466 static int wakeup_requested;
1467 static NotifierList powerdown_notifiers =
1468 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1469 static NotifierList suspend_notifiers =
1470 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1471 static NotifierList wakeup_notifiers =
1472 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1473 static uint32_t wakeup_reason_mask = ~0;
1474 static RunState vmstop_requested = RUN_STATE_MAX;
1476 int qemu_shutdown_requested_get(void)
1478 return shutdown_requested;
1481 int qemu_reset_requested_get(void)
1483 return reset_requested;
1486 static int qemu_shutdown_requested(void)
1488 int r = shutdown_requested;
1489 shutdown_requested = 0;
1493 static void qemu_kill_report(void)
1495 if (!qtest_enabled() && shutdown_signal != -1) {
1496 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1497 if (shutdown_pid == 0) {
1498 /* This happens for eg ^C at the terminal, so it's worth
1499 * avoiding printing an odd message in that case.
1501 fputc('\n', stderr);
1503 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1505 shutdown_signal = -1;
1509 static int qemu_reset_requested(void)
1511 int r = reset_requested;
1512 reset_requested = 0;
1516 static int qemu_suspend_requested(void)
1518 int r = suspend_requested;
1519 suspend_requested = 0;
1523 static int qemu_wakeup_requested(void)
1525 int r = wakeup_requested;
1526 wakeup_requested = 0;
1530 static int qemu_powerdown_requested(void)
1532 int r = powerdown_requested;
1533 powerdown_requested = 0;
1537 static int qemu_debug_requested(void)
1539 int r = debug_requested;
1540 debug_requested = 0;
1544 /* We use RUN_STATE_MAX but any invalid value will do */
1545 static bool qemu_vmstop_requested(RunState *r)
1547 if (vmstop_requested < RUN_STATE_MAX) {
1548 *r = vmstop_requested;
1549 vmstop_requested = RUN_STATE_MAX;
1556 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1558 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1561 re->opaque = opaque;
1562 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1565 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1569 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1570 if (re->func == func && re->opaque == opaque) {
1571 QTAILQ_REMOVE(&reset_handlers, re, entry);
1578 void qemu_devices_reset(void)
1580 QEMUResetEntry *re, *nre;
1582 /* reset all devices */
1583 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1584 re->func(re->opaque);
1588 void qemu_system_reset(bool report)
1590 if (current_machine && current_machine->reset) {
1591 current_machine->reset();
1593 qemu_devices_reset();
1596 monitor_protocol_event(QEVENT_RESET, NULL);
1598 cpu_synchronize_all_post_reset();
1601 void qemu_system_reset_request(void)
1604 shutdown_requested = 1;
1606 reset_requested = 1;
1609 qemu_notify_event();
1612 static void qemu_system_suspend(void)
1615 notifier_list_notify(&suspend_notifiers, NULL);
1616 runstate_set(RUN_STATE_SUSPENDED);
1617 monitor_protocol_event(QEVENT_SUSPEND, NULL);
1620 void qemu_system_suspend_request(void)
1622 if (runstate_check(RUN_STATE_SUSPENDED)) {
1625 suspend_requested = 1;
1627 qemu_notify_event();
1630 void qemu_register_suspend_notifier(Notifier *notifier)
1632 notifier_list_add(&suspend_notifiers, notifier);
1635 void qemu_system_wakeup_request(WakeupReason reason)
1637 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1640 if (!(wakeup_reason_mask & (1 << reason))) {
1643 runstate_set(RUN_STATE_RUNNING);
1644 notifier_list_notify(&wakeup_notifiers, &reason);
1645 wakeup_requested = 1;
1646 qemu_notify_event();
1649 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1652 wakeup_reason_mask |= (1 << reason);
1654 wakeup_reason_mask &= ~(1 << reason);
1658 void qemu_register_wakeup_notifier(Notifier *notifier)
1660 notifier_list_add(&wakeup_notifiers, notifier);
1663 void qemu_system_killed(int signal, pid_t pid)
1665 shutdown_signal = signal;
1668 qemu_system_shutdown_request();
1671 void qemu_system_shutdown_request(void)
1673 shutdown_requested = 1;
1674 qemu_notify_event();
1677 static void qemu_system_powerdown(void)
1679 monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1680 notifier_list_notify(&powerdown_notifiers, NULL);
1683 void qemu_system_powerdown_request(void)
1685 powerdown_requested = 1;
1686 qemu_notify_event();
1689 void qemu_register_powerdown_notifier(Notifier *notifier)
1691 notifier_list_add(&powerdown_notifiers, notifier);
1694 void qemu_system_debug_request(void)
1696 debug_requested = 1;
1697 qemu_notify_event();
1700 void qemu_system_vmstop_request(RunState state)
1702 vmstop_requested = state;
1703 qemu_notify_event();
1706 static bool main_loop_should_exit(void)
1709 if (qemu_debug_requested()) {
1710 vm_stop(RUN_STATE_DEBUG);
1712 if (qemu_suspend_requested()) {
1713 qemu_system_suspend();
1715 if (qemu_shutdown_requested()) {
1717 monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1719 vm_stop(RUN_STATE_SHUTDOWN);
1724 if (qemu_reset_requested()) {
1726 cpu_synchronize_all_states();
1727 qemu_system_reset(VMRESET_REPORT);
1729 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1730 runstate_check(RUN_STATE_SHUTDOWN)) {
1731 runstate_set(RUN_STATE_PAUSED);
1734 if (qemu_wakeup_requested()) {
1736 cpu_synchronize_all_states();
1737 qemu_system_reset(VMRESET_SILENT);
1739 monitor_protocol_event(QEVENT_WAKEUP, NULL);
1741 if (qemu_powerdown_requested()) {
1742 qemu_system_powerdown();
1744 if (qemu_vmstop_requested(&r)) {
1750 static void main_loop(void)
1754 #ifdef CONFIG_PROFILER
1758 nonblocking = !kvm_enabled() && last_io > 0;
1759 #ifdef CONFIG_PROFILER
1760 ti = profile_getclock();
1762 last_io = main_loop_wait(nonblocking);
1763 #ifdef CONFIG_PROFILER
1764 dev_time += profile_getclock() - ti;
1766 } while (!main_loop_should_exit());
1769 static void version(void)
1771 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1774 static void help(int exitcode)
1777 printf("usage: %s [options] [disk_image]\n\n"
1778 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1779 error_get_progname());
1781 #define QEMU_OPTIONS_GENERATE_HELP
1782 #include "qemu-options-wrapper.h"
1784 printf("\nDuring emulation, the following keys are useful:\n"
1785 "ctrl-alt-f toggle full screen\n"
1786 "ctrl-alt-n switch to virtual console 'n'\n"
1787 "ctrl-alt toggle mouse and keyboard grab\n"
1789 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1794 #define HAS_ARG 0x0001
1796 typedef struct QEMUOption {
1803 static const QEMUOption qemu_options[] = {
1804 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1805 #define QEMU_OPTIONS_GENERATE_OPTIONS
1806 #include "qemu-options-wrapper.h"
1810 static bool vga_available(void)
1812 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1815 static bool cirrus_vga_available(void)
1817 return object_class_by_name("cirrus-vga")
1818 || object_class_by_name("isa-cirrus-vga");
1821 static bool vmware_vga_available(void)
1823 return object_class_by_name("vmware-svga");
1826 static bool qxl_vga_available(void)
1828 return object_class_by_name("qxl-vga");
1831 static void select_vgahw (const char *p)
1835 vga_interface_type = VGA_NONE;
1836 if (strstart(p, "std", &opts)) {
1837 if (vga_available()) {
1838 vga_interface_type = VGA_STD;
1840 fprintf(stderr, "Error: standard VGA not available\n");
1843 } else if (strstart(p, "cirrus", &opts)) {
1844 if (cirrus_vga_available()) {
1845 vga_interface_type = VGA_CIRRUS;
1847 fprintf(stderr, "Error: Cirrus VGA not available\n");
1850 } else if (strstart(p, "vmware", &opts)) {
1851 if (vmware_vga_available()) {
1852 vga_interface_type = VGA_VMWARE;
1854 fprintf(stderr, "Error: VMWare SVGA not available\n");
1857 } else if (strstart(p, "xenfb", &opts)) {
1858 vga_interface_type = VGA_XENFB;
1859 } else if (strstart(p, "qxl", &opts)) {
1860 if (qxl_vga_available()) {
1861 vga_interface_type = VGA_QXL;
1863 fprintf(stderr, "Error: QXL VGA not available\n");
1866 } else if (!strstart(p, "none", &opts)) {
1868 fprintf(stderr, "Unknown vga type: %s\n", p);
1872 const char *nextopt;
1874 if (strstart(opts, ",retrace=", &nextopt)) {
1876 if (strstart(opts, "dumb", &nextopt))
1877 vga_retrace_method = VGA_RETRACE_DUMB;
1878 else if (strstart(opts, "precise", &nextopt))
1879 vga_retrace_method = VGA_RETRACE_PRECISE;
1880 else goto invalid_vga;
1881 } else goto invalid_vga;
1886 static DisplayType select_display(const char *p)
1889 DisplayType display = DT_DEFAULT;
1891 if (strstart(p, "sdl", &opts)) {
1895 const char *nextopt;
1897 if (strstart(opts, ",frame=", &nextopt)) {
1899 if (strstart(opts, "on", &nextopt)) {
1901 } else if (strstart(opts, "off", &nextopt)) {
1904 goto invalid_sdl_args;
1906 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1908 if (strstart(opts, "on", &nextopt)) {
1910 } else if (strstart(opts, "off", &nextopt)) {
1913 goto invalid_sdl_args;
1915 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1917 if (strstart(opts, "on", &nextopt)) {
1919 } else if (strstart(opts, "off", &nextopt)) {
1922 goto invalid_sdl_args;
1924 } else if (strstart(opts, ",window_close=", &nextopt)) {
1926 if (strstart(opts, "on", &nextopt)) {
1928 } else if (strstart(opts, "off", &nextopt)) {
1931 goto invalid_sdl_args;
1935 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1941 fprintf(stderr, "SDL support is disabled\n");
1944 } else if (strstart(p, "vnc", &opts)) {
1949 const char *nextopt;
1951 if (strstart(opts, "=", &nextopt)) {
1952 vnc_display = nextopt;
1956 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1960 fprintf(stderr, "VNC support is disabled\n");
1963 } else if (strstart(p, "curses", &opts)) {
1964 #ifdef CONFIG_CURSES
1965 display = DT_CURSES;
1967 fprintf(stderr, "Curses support is disabled\n");
1970 } else if (strstart(p, "none", &opts)) {
1973 fprintf(stderr, "Unknown display type: %s\n", p);
1980 static int balloon_parse(const char *arg)
1984 if (strcmp(arg, "none") == 0) {
1988 if (!strncmp(arg, "virtio", 6)) {
1989 if (arg[6] == ',') {
1990 /* have params -> parse them */
1991 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1995 /* create empty opts */
1996 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
1998 qemu_opt_set(opts, "driver", "virtio-balloon");
2005 char *qemu_find_file(int type, const char *name)
2011 /* Try the name as a straight path first */
2012 if (access(name, R_OK) == 0) {
2013 return g_strdup(name);
2016 case QEMU_FILE_TYPE_BIOS:
2019 case QEMU_FILE_TYPE_KEYMAP:
2020 subdir = "keymaps/";
2025 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2026 buf = g_malloc0(len);
2027 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2028 if (access(buf, R_OK)) {
2035 static int device_help_func(QemuOpts *opts, void *opaque)
2037 return qdev_device_help(opts);
2040 static int device_init_func(QemuOpts *opts, void *opaque)
2044 dev = qdev_device_add(opts);
2050 static int chardev_init_func(QemuOpts *opts, void *opaque)
2052 CharDriverState *chr;
2054 chr = qemu_chr_new_from_opts(opts, NULL);
2060 #ifdef CONFIG_VIRTFS
2061 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2064 ret = qemu_fsdev_add(opts);
2070 static int mon_init_func(QemuOpts *opts, void *opaque)
2072 CharDriverState *chr;
2073 const char *chardev;
2077 mode = qemu_opt_get(opts, "mode");
2081 if (strcmp(mode, "readline") == 0) {
2082 flags = MONITOR_USE_READLINE;
2083 } else if (strcmp(mode, "control") == 0) {
2084 flags = MONITOR_USE_CONTROL;
2086 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2090 if (qemu_opt_get_bool(opts, "pretty", 0))
2091 flags |= MONITOR_USE_PRETTY;
2093 if (qemu_opt_get_bool(opts, "default", 0))
2094 flags |= MONITOR_IS_DEFAULT;
2096 chardev = qemu_opt_get(opts, "chardev");
2097 chr = qemu_chr_find(chardev);
2099 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2103 monitor_init(chr, flags);
2107 static void monitor_parse(const char *optarg, const char *mode)
2109 static int monitor_device_index = 0;
2115 if (strstart(optarg, "chardev:", &p)) {
2116 snprintf(label, sizeof(label), "%s", p);
2118 snprintf(label, sizeof(label), "compat_monitor%d",
2119 monitor_device_index);
2120 if (monitor_device_index == 0) {
2123 opts = qemu_chr_parse_compat(label, optarg);
2125 fprintf(stderr, "parse error: %s\n", optarg);
2130 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2132 fprintf(stderr, "duplicate chardev: %s\n", label);
2135 qemu_opt_set(opts, "mode", mode);
2136 qemu_opt_set(opts, "chardev", label);
2138 qemu_opt_set(opts, "default", "on");
2139 monitor_device_index++;
2142 struct device_config {
2144 DEV_USB, /* -usbdevice */
2146 DEV_SERIAL, /* -serial */
2147 DEV_PARALLEL, /* -parallel */
2148 DEV_VIRTCON, /* -virtioconsole */
2149 DEV_DEBUGCON, /* -debugcon */
2150 DEV_GDB, /* -gdb, -s */
2152 const char *cmdline;
2154 QTAILQ_ENTRY(device_config) next;
2157 static QTAILQ_HEAD(, device_config) device_configs =
2158 QTAILQ_HEAD_INITIALIZER(device_configs);
2160 static void add_device_config(int type, const char *cmdline)
2162 struct device_config *conf;
2164 conf = g_malloc0(sizeof(*conf));
2166 conf->cmdline = cmdline;
2167 loc_save(&conf->loc);
2168 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2171 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2173 struct device_config *conf;
2176 QTAILQ_FOREACH(conf, &device_configs, next) {
2177 if (conf->type != type)
2179 loc_push_restore(&conf->loc);
2180 rc = func(conf->cmdline);
2181 loc_pop(&conf->loc);
2188 static int serial_parse(const char *devname)
2190 static int index = 0;
2193 if (strcmp(devname, "none") == 0)
2195 if (index == MAX_SERIAL_PORTS) {
2196 fprintf(stderr, "qemu: too many serial ports\n");
2199 snprintf(label, sizeof(label), "serial%d", index);
2200 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2201 if (!serial_hds[index]) {
2202 fprintf(stderr, "qemu: could not connect serial device"
2203 " to character backend '%s'\n", devname);
2210 static int parallel_parse(const char *devname)
2212 static int index = 0;
2215 if (strcmp(devname, "none") == 0)
2217 if (index == MAX_PARALLEL_PORTS) {
2218 fprintf(stderr, "qemu: too many parallel ports\n");
2221 snprintf(label, sizeof(label), "parallel%d", index);
2222 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2223 if (!parallel_hds[index]) {
2224 fprintf(stderr, "qemu: could not connect parallel device"
2225 " to character backend '%s'\n", devname);
2232 static int virtcon_parse(const char *devname)
2234 QemuOptsList *device = qemu_find_opts("device");
2235 static int index = 0;
2237 QemuOpts *bus_opts, *dev_opts;
2239 if (strcmp(devname, "none") == 0)
2241 if (index == MAX_VIRTIO_CONSOLES) {
2242 fprintf(stderr, "qemu: too many virtio consoles\n");
2246 bus_opts = qemu_opts_create_nofail(device);
2247 if (arch_type == QEMU_ARCH_S390X) {
2248 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2250 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2253 dev_opts = qemu_opts_create_nofail(device);
2254 qemu_opt_set(dev_opts, "driver", "virtconsole");
2256 snprintf(label, sizeof(label), "virtcon%d", index);
2257 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2258 if (!virtcon_hds[index]) {
2259 fprintf(stderr, "qemu: could not connect virtio console"
2260 " to character backend '%s'\n", devname);
2263 qemu_opt_set(dev_opts, "chardev", label);
2269 static int debugcon_parse(const char *devname)
2273 if (!qemu_chr_new("debugcon", devname, NULL)) {
2276 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2278 fprintf(stderr, "qemu: already have a debugcon device\n");
2281 qemu_opt_set(opts, "driver", "isa-debugcon");
2282 qemu_opt_set(opts, "chardev", "debugcon");
2286 static QEMUMachine *machine_parse(const char *name)
2288 QEMUMachine *m, *machine = NULL;
2291 machine = find_machine(name);
2296 printf("Supported machines are:\n");
2297 for (m = first_machine; m != NULL; m = m->next) {
2299 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2301 printf("%-20s %s%s\n", m->name, m->desc,
2302 m->is_default ? " (default)" : "");
2304 exit(!name || !is_help_option(name));
2307 static int tcg_init(void)
2309 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2314 const char *opt_name;
2316 int (*available)(void);
2320 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2321 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2322 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2323 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2326 static int configure_accelerator(void)
2328 const char *p = NULL;
2331 bool accel_initialised = 0;
2332 bool init_failed = 0;
2334 QemuOptsList *list = qemu_find_opts("machine");
2335 if (!QTAILQ_EMPTY(&list->head)) {
2336 p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2340 /* Use the default "accelerator", tcg */
2344 while (!accel_initialised && *p != '\0') {
2348 p = get_opt_name(buf, sizeof (buf), p, ':');
2349 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2350 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2351 *(accel_list[i].allowed) = 1;
2352 ret = accel_list[i].init();
2355 if (!accel_list[i].available()) {
2356 printf("%s not supported for this target\n",
2357 accel_list[i].name);
2359 fprintf(stderr, "failed to initialize %s: %s\n",
2363 *(accel_list[i].allowed) = 0;
2365 accel_initialised = 1;
2370 if (i == ARRAY_SIZE(accel_list)) {
2371 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2375 if (!accel_initialised) {
2376 fprintf(stderr, "No accelerator found!\n");
2381 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2384 return !accel_initialised;
2387 void qemu_add_exit_notifier(Notifier *notify)
2389 notifier_list_add(&exit_notifiers, notify);
2392 void qemu_remove_exit_notifier(Notifier *notify)
2394 notifier_remove(notify);
2397 static void qemu_run_exit_notifiers(void)
2399 notifier_list_notify(&exit_notifiers, NULL);
2402 void qemu_add_machine_init_done_notifier(Notifier *notify)
2404 notifier_list_add(&machine_init_done_notifiers, notify);
2407 static void qemu_run_machine_init_done_notifiers(void)
2409 notifier_list_notify(&machine_init_done_notifiers, NULL);
2412 static const QEMUOption *lookup_opt(int argc, char **argv,
2413 const char **poptarg, int *poptind)
2415 const QEMUOption *popt;
2416 int optind = *poptind;
2417 char *r = argv[optind];
2420 loc_set_cmdline(argv, optind, 1);
2422 /* Treat --foo the same as -foo. */
2425 popt = qemu_options;
2428 error_report("invalid option");
2431 if (!strcmp(popt->name, r + 1))
2435 if (popt->flags & HAS_ARG) {
2436 if (optind >= argc) {
2437 error_report("requires an argument");
2440 optarg = argv[optind++];
2441 loc_set_cmdline(argv, optind - 2, 2);
2452 static gpointer malloc_and_trace(gsize n_bytes)
2454 void *ptr = malloc(n_bytes);
2455 trace_g_malloc(n_bytes, ptr);
2459 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2461 void *ptr = realloc(mem, n_bytes);
2462 trace_g_realloc(mem, n_bytes, ptr);
2466 static void free_and_trace(gpointer mem)
2472 static int object_set_property(const char *name, const char *value, void *opaque)
2474 Object *obj = OBJECT(opaque);
2475 StringInputVisitor *siv;
2476 Error *local_err = NULL;
2478 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2482 siv = string_input_visitor_new(value);
2483 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2484 string_input_visitor_cleanup(siv);
2487 qerror_report_err(local_err);
2488 error_free(local_err);
2495 static int object_create(QemuOpts *opts, void *opaque)
2497 const char *type = qemu_opt_get(opts, "qom-type");
2498 const char *id = qemu_opts_id(opts);
2501 g_assert(type != NULL);
2504 qerror_report(QERR_MISSING_PARAMETER, "id");
2508 obj = object_new(type);
2509 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2513 object_property_add_child(container_get(object_get_root(), "/objects"),
2519 int main(int argc, char **argv, char **envp)
2522 int snapshot, linux_boot;
2523 const char *icount_option = NULL;
2524 const char *initrd_filename;
2525 const char *kernel_filename, *kernel_cmdline;
2526 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2528 int cyls, heads, secs, translation;
2529 QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2530 QemuOptsList *olist;
2533 const char *loadvm = NULL;
2534 QEMUMachine *machine;
2535 const char *cpu_model;
2536 const char *vga_model = "none";
2537 const char *pid_file = NULL;
2538 const char *incoming = NULL;
2540 int show_vnc_port = 0;
2542 bool defconfig = true;
2543 bool userconfig = true;
2544 const char *log_mask = NULL;
2545 const char *log_file = NULL;
2546 GMemVTable mem_trace = {
2547 .malloc = malloc_and_trace,
2548 .realloc = realloc_and_trace,
2549 .free = free_and_trace,
2551 const char *trace_events = NULL;
2552 const char *trace_file = NULL;
2554 atexit(qemu_run_exit_notifiers);
2555 error_set_progname(argv[0]);
2557 g_mem_set_vtable(&mem_trace);
2558 if (!g_thread_supported()) {
2559 #if !GLIB_CHECK_VERSION(2, 31, 0)
2560 g_thread_init(NULL);
2562 fprintf(stderr, "glib threading failed to initialize.\n");
2567 module_call_init(MODULE_INIT_QOM);
2572 rtc_clock = host_clock;
2574 qemu_cache_utils_init(envp);
2576 QLIST_INIT (&vm_change_state_head);
2577 os_setup_early_signal_handling();
2579 module_call_init(MODULE_INIT_MACHINE);
2580 machine = find_default_machine();
2584 cyls = heads = secs = 0;
2585 translation = BIOS_ATA_TRANSLATION_AUTO;
2587 for (i = 0; i < MAX_NODES; i++) {
2589 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2597 /* first pass of option parsing */
2599 while (optind < argc) {
2600 if (argv[optind][0] != '-') {
2605 const QEMUOption *popt;
2607 popt = lookup_opt(argc, argv, &optarg, &optind);
2608 switch (popt->index) {
2609 case QEMU_OPTION_nodefconfig:
2612 case QEMU_OPTION_nouserconfig:
2621 ret = qemu_read_default_config_files(userconfig);
2627 /* second pass of option parsing */
2632 if (argv[optind][0] != '-') {
2633 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2635 const QEMUOption *popt;
2637 popt = lookup_opt(argc, argv, &optarg, &optind);
2638 if (!(popt->arch_mask & arch_type)) {
2639 printf("Option %s not supported for this target\n", popt->name);
2642 switch(popt->index) {
2644 machine = machine_parse(optarg);
2646 case QEMU_OPTION_no_kvm_irqchip: {
2647 olist = qemu_find_opts("machine");
2648 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2651 case QEMU_OPTION_cpu:
2652 /* hw initialization will check this */
2655 case QEMU_OPTION_hda:
2659 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2661 snprintf(buf, sizeof(buf),
2662 "%s,cyls=%d,heads=%d,secs=%d%s",
2663 HD_OPTS , cyls, heads, secs,
2664 translation == BIOS_ATA_TRANSLATION_LBA ?
2666 translation == BIOS_ATA_TRANSLATION_NONE ?
2667 ",trans=none" : "");
2668 drive_add(IF_DEFAULT, 0, optarg, buf);
2671 case QEMU_OPTION_hdb:
2672 case QEMU_OPTION_hdc:
2673 case QEMU_OPTION_hdd:
2674 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2677 case QEMU_OPTION_drive:
2678 if (drive_def(optarg) == NULL) {
2682 case QEMU_OPTION_set:
2683 if (qemu_set_option(optarg) != 0)
2686 case QEMU_OPTION_global:
2687 if (qemu_global_option(optarg) != 0)
2690 case QEMU_OPTION_mtdblock:
2691 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2693 case QEMU_OPTION_sd:
2694 drive_add(IF_SD, 0, optarg, SD_OPTS);
2696 case QEMU_OPTION_pflash:
2697 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2699 case QEMU_OPTION_snapshot:
2702 case QEMU_OPTION_hdachs:
2706 cyls = strtol(p, (char **)&p, 0);
2707 if (cyls < 1 || cyls > 16383)
2712 heads = strtol(p, (char **)&p, 0);
2713 if (heads < 1 || heads > 16)
2718 secs = strtol(p, (char **)&p, 0);
2719 if (secs < 1 || secs > 63)
2723 if (!strcmp(p, "none"))
2724 translation = BIOS_ATA_TRANSLATION_NONE;
2725 else if (!strcmp(p, "lba"))
2726 translation = BIOS_ATA_TRANSLATION_LBA;
2727 else if (!strcmp(p, "auto"))
2728 translation = BIOS_ATA_TRANSLATION_AUTO;
2731 } else if (*p != '\0') {
2733 fprintf(stderr, "qemu: invalid physical CHS format\n");
2736 if (hda_opts != NULL) {
2738 snprintf(num, sizeof(num), "%d", cyls);
2739 qemu_opt_set(hda_opts, "cyls", num);
2740 snprintf(num, sizeof(num), "%d", heads);
2741 qemu_opt_set(hda_opts, "heads", num);
2742 snprintf(num, sizeof(num), "%d", secs);
2743 qemu_opt_set(hda_opts, "secs", num);
2744 if (translation == BIOS_ATA_TRANSLATION_LBA)
2745 qemu_opt_set(hda_opts, "trans", "lba");
2746 if (translation == BIOS_ATA_TRANSLATION_NONE)
2747 qemu_opt_set(hda_opts, "trans", "none");
2751 case QEMU_OPTION_numa:
2752 if (nb_numa_nodes >= MAX_NODES) {
2753 fprintf(stderr, "qemu: too many NUMA nodes\n");
2758 case QEMU_OPTION_display:
2759 display_type = select_display(optarg);
2761 case QEMU_OPTION_nographic:
2762 display_type = DT_NOGRAPHIC;
2764 case QEMU_OPTION_curses:
2765 #ifdef CONFIG_CURSES
2766 display_type = DT_CURSES;
2768 fprintf(stderr, "Curses support is disabled\n");
2772 case QEMU_OPTION_portrait:
2773 graphic_rotate = 90;
2775 case QEMU_OPTION_rotate:
2776 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2777 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2778 graphic_rotate != 180 && graphic_rotate != 270) {
2780 "qemu: only 90, 180, 270 deg rotation is available\n");
2784 case QEMU_OPTION_kernel:
2785 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2787 case QEMU_OPTION_initrd:
2788 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2790 case QEMU_OPTION_append:
2791 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2793 case QEMU_OPTION_dtb:
2794 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2796 case QEMU_OPTION_cdrom:
2797 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2799 case QEMU_OPTION_boot:
2801 static const char * const params[] = {
2802 "order", "once", "menu",
2803 "splash", "splash-time",
2804 "reboot-timeout", NULL
2806 char buf[sizeof(boot_devices)];
2807 char *standard_boot_devices;
2810 if (!strchr(optarg, '=')) {
2812 pstrcpy(buf, sizeof(buf), optarg);
2813 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2815 "qemu: unknown boot parameter '%s' in '%s'\n",
2821 get_param_value(buf, sizeof(buf), "order", optarg)) {
2822 validate_bootdevices(buf);
2823 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2826 if (get_param_value(buf, sizeof(buf),
2828 validate_bootdevices(buf);
2829 standard_boot_devices = g_strdup(boot_devices);
2830 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2831 qemu_register_reset(restore_boot_devices,
2832 standard_boot_devices);
2834 if (get_param_value(buf, sizeof(buf),
2836 if (!strcmp(buf, "on")) {
2838 } else if (!strcmp(buf, "off")) {
2842 "qemu: invalid option value '%s'\n",
2847 qemu_opts_parse(qemu_find_opts("boot-opts"),
2852 case QEMU_OPTION_fda:
2853 case QEMU_OPTION_fdb:
2854 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2857 case QEMU_OPTION_no_fd_bootchk:
2860 case QEMU_OPTION_netdev:
2861 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2865 case QEMU_OPTION_net:
2866 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2870 #ifdef CONFIG_LIBISCSI
2871 case QEMU_OPTION_iscsi:
2872 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2879 case QEMU_OPTION_tftp:
2880 legacy_tftp_prefix = optarg;
2882 case QEMU_OPTION_bootp:
2883 legacy_bootp_filename = optarg;
2885 case QEMU_OPTION_redir:
2886 if (net_slirp_redir(optarg) < 0)
2890 case QEMU_OPTION_bt:
2891 add_device_config(DEV_BT, optarg);
2893 case QEMU_OPTION_audio_help:
2894 if (!(audio_available())) {
2895 printf("Option %s not supported for this target\n", popt->name);
2901 case QEMU_OPTION_soundhw:
2902 if (!(audio_available())) {
2903 printf("Option %s not supported for this target\n", popt->name);
2906 select_soundhw (optarg);
2911 case QEMU_OPTION_version:
2915 case QEMU_OPTION_m: {
2920 value = strtosz(optarg, &end);
2921 if (value < 0 || *end) {
2922 fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2925 sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
2927 if (ram_size != sz) {
2928 fprintf(stderr, "qemu: ram size too large\n");
2933 case QEMU_OPTION_mempath:
2937 case QEMU_OPTION_mem_prealloc:
2948 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
2950 case QEMU_OPTION_gdb:
2951 add_device_config(DEV_GDB, optarg);
2956 case QEMU_OPTION_bios:
2959 case QEMU_OPTION_singlestep:
2966 keyboard_layout = optarg;
2968 case QEMU_OPTION_localtime:
2971 case QEMU_OPTION_vga:
2980 w = strtol(p, (char **)&p, 10);
2983 fprintf(stderr, "qemu: invalid resolution or depth\n");
2989 h = strtol(p, (char **)&p, 10);
2994 depth = strtol(p, (char **)&p, 10);
2995 if (depth != 8 && depth != 15 && depth != 16 &&
2996 depth != 24 && depth != 32)
2998 } else if (*p == '\0') {
2999 depth = graphic_depth;
3006 graphic_depth = depth;
3009 case QEMU_OPTION_echr:
3012 term_escape_char = strtol(optarg, &r, 0);
3014 printf("Bad argument to echr\n");
3017 case QEMU_OPTION_monitor:
3018 monitor_parse(optarg, "readline");
3019 default_monitor = 0;
3021 case QEMU_OPTION_qmp:
3022 monitor_parse(optarg, "control");
3023 default_monitor = 0;
3025 case QEMU_OPTION_mon:
3026 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3030 default_monitor = 0;
3032 case QEMU_OPTION_chardev:
3033 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3038 case QEMU_OPTION_fsdev:
3039 olist = qemu_find_opts("fsdev");
3041 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3044 opts = qemu_opts_parse(olist, optarg, 1);
3046 fprintf(stderr, "parse error: %s\n", optarg);
3050 case QEMU_OPTION_virtfs: {
3053 const char *writeout, *sock_fd, *socket;
3055 olist = qemu_find_opts("virtfs");
3057 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3060 opts = qemu_opts_parse(olist, optarg, 1);
3062 fprintf(stderr, "parse error: %s\n", optarg);
3066 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3067 qemu_opt_get(opts, "mount_tag") == NULL) {
3068 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3071 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3072 qemu_opt_get(opts, "mount_tag"),
3075 fprintf(stderr, "duplicate fsdev id: %s\n",
3076 qemu_opt_get(opts, "mount_tag"));
3080 writeout = qemu_opt_get(opts, "writeout");
3082 #ifdef CONFIG_SYNC_FILE_RANGE
3083 qemu_opt_set(fsdev, "writeout", writeout);
3085 fprintf(stderr, "writeout=immediate not supported on "
3090 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3091 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3092 qemu_opt_set(fsdev, "security_model",
3093 qemu_opt_get(opts, "security_model"));
3094 socket = qemu_opt_get(opts, "socket");
3096 qemu_opt_set(fsdev, "socket", socket);
3098 sock_fd = qemu_opt_get(opts, "sock_fd");
3100 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3103 qemu_opt_set_bool(fsdev, "readonly",
3104 qemu_opt_get_bool(opts, "readonly", 0));
3105 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3106 qemu_opt_set(device, "driver", "virtio-9p-pci");
3107 qemu_opt_set(device, "fsdev",
3108 qemu_opt_get(opts, "mount_tag"));
3109 qemu_opt_set(device, "mount_tag",
3110 qemu_opt_get(opts, "mount_tag"));
3113 case QEMU_OPTION_virtfs_synth: {
3117 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3120 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3123 qemu_opt_set(fsdev, "fsdriver", "synth");
3125 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3126 qemu_opt_set(device, "driver", "virtio-9p-pci");
3127 qemu_opt_set(device, "fsdev", "v_synth");
3128 qemu_opt_set(device, "mount_tag", "v_synth");
3131 case QEMU_OPTION_serial:
3132 add_device_config(DEV_SERIAL, optarg);
3134 if (strncmp(optarg, "mon:", 4) == 0) {
3135 default_monitor = 0;
3138 case QEMU_OPTION_watchdog:
3141 "qemu: only one watchdog option may be given\n");
3146 case QEMU_OPTION_watchdog_action:
3147 if (select_watchdog_action(optarg) == -1) {
3148 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3152 case QEMU_OPTION_virtiocon:
3153 add_device_config(DEV_VIRTCON, optarg);
3154 default_virtcon = 0;
3155 if (strncmp(optarg, "mon:", 4) == 0) {
3156 default_monitor = 0;
3159 case QEMU_OPTION_parallel:
3160 add_device_config(DEV_PARALLEL, optarg);
3161 default_parallel = 0;
3162 if (strncmp(optarg, "mon:", 4) == 0) {
3163 default_monitor = 0;
3166 case QEMU_OPTION_debugcon:
3167 add_device_config(DEV_DEBUGCON, optarg);
3169 case QEMU_OPTION_loadvm:
3172 case QEMU_OPTION_full_screen:
3176 case QEMU_OPTION_no_frame:
3179 case QEMU_OPTION_alt_grab:
3182 case QEMU_OPTION_ctrl_grab:
3185 case QEMU_OPTION_no_quit:
3188 case QEMU_OPTION_sdl:
3189 display_type = DT_SDL;
3192 case QEMU_OPTION_no_frame:
3193 case QEMU_OPTION_alt_grab:
3194 case QEMU_OPTION_ctrl_grab:
3195 case QEMU_OPTION_no_quit:
3196 case QEMU_OPTION_sdl:
3197 fprintf(stderr, "SDL support is disabled\n");
3200 case QEMU_OPTION_pidfile:
3203 case QEMU_OPTION_win2k_hack:
3204 win2k_install_hack = 1;
3206 case QEMU_OPTION_rtc_td_hack: {
3207 static GlobalProperty slew_lost_ticks[] = {
3209 .driver = "mc146818rtc",
3210 .property = "lost_tick_policy",
3213 { /* end of list */ }
3216 qdev_prop_register_global_list(slew_lost_ticks);
3219 case QEMU_OPTION_acpitable:
3220 do_acpitable_option(optarg);
3222 case QEMU_OPTION_smbios:
3223 do_smbios_option(optarg);
3225 case QEMU_OPTION_enable_kvm:
3226 olist = qemu_find_opts("machine");
3227 qemu_opts_parse(olist, "accel=kvm", 0);
3229 case QEMU_OPTION_machine:
3230 olist = qemu_find_opts("machine");
3231 opts = qemu_opts_parse(olist, optarg, 1);
3233 fprintf(stderr, "parse error: %s\n", optarg);
3236 optarg = qemu_opt_get(opts, "type");
3238 machine = machine_parse(optarg);
3241 case QEMU_OPTION_no_kvm:
3242 olist = qemu_find_opts("machine");
3243 qemu_opts_parse(olist, "accel=tcg", 0);
3245 case QEMU_OPTION_no_kvm_pit: {
3246 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3250 case QEMU_OPTION_no_kvm_pit_reinjection: {
3251 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3253 .driver = "kvm-pit",
3254 .property = "lost_tick_policy",
3257 { /* end of list */ }
3260 fprintf(stderr, "Warning: option deprecated, use "
3261 "lost_tick_policy property of kvm-pit instead.\n");
3262 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3265 case QEMU_OPTION_usb:
3266 olist = qemu_find_opts("machine");
3267 qemu_opts_parse(olist, "usb=on", 0);
3269 case QEMU_OPTION_usbdevice:
3270 olist = qemu_find_opts("machine");
3271 qemu_opts_parse(olist, "usb=on", 0);
3272 add_device_config(DEV_USB, optarg);
3274 case QEMU_OPTION_device:
3275 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3279 case QEMU_OPTION_smp:
3282 fprintf(stderr, "Invalid number of CPUs\n");
3285 if (max_cpus < smp_cpus) {
3286 fprintf(stderr, "maxcpus must be equal to or greater than "
3290 if (max_cpus > 255) {
3291 fprintf(stderr, "Unsupported number of maxcpus\n");
3295 case QEMU_OPTION_vnc:
3298 vnc_display = optarg;
3300 fprintf(stderr, "VNC support is disabled\n");
3304 case QEMU_OPTION_no_acpi:
3307 case QEMU_OPTION_no_hpet:
3310 case QEMU_OPTION_balloon:
3311 if (balloon_parse(optarg) < 0) {
3312 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3316 case QEMU_OPTION_no_reboot:
3319 case QEMU_OPTION_no_shutdown:
3322 case QEMU_OPTION_show_cursor:
3325 case QEMU_OPTION_uuid:
3326 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3327 fprintf(stderr, "Fail to parse UUID string."
3328 " Wrong format.\n");
3332 case QEMU_OPTION_option_rom:
3333 if (nb_option_roms >= MAX_OPTION_ROMS) {
3334 fprintf(stderr, "Too many option ROMs\n");
3337 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3338 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3339 option_rom[nb_option_roms].bootindex =
3340 qemu_opt_get_number(opts, "bootindex", -1);
3341 if (!option_rom[nb_option_roms].name) {
3342 fprintf(stderr, "Option ROM file is not specified\n");
3347 case QEMU_OPTION_semihosting:
3348 semihosting_enabled = 1;
3350 case QEMU_OPTION_tdf:
3351 fprintf(stderr, "Warning: user space PIT time drift fix "
3352 "is no longer supported.\n");
3354 case QEMU_OPTION_name:
3355 qemu_name = g_strdup(optarg);
3357 char *p = strchr(qemu_name, ',');
3360 if (strncmp(p, "process=", 8)) {
3361 fprintf(stderr, "Unknown subargument %s to -name\n", p);
3365 os_set_proc_name(p);
3369 case QEMU_OPTION_prom_env:
3370 if (nb_prom_envs >= MAX_PROM_ENVS) {
3371 fprintf(stderr, "Too many prom variables\n");
3374 prom_envs[nb_prom_envs] = optarg;
3377 case QEMU_OPTION_old_param:
3380 case QEMU_OPTION_clock:
3381 configure_alarms(optarg);
3383 case QEMU_OPTION_startdate:
3384 configure_rtc_date_offset(optarg, 1);
3386 case QEMU_OPTION_rtc:
3387 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3391 configure_rtc(opts);
3393 case QEMU_OPTION_tb_size:
3394 tcg_tb_size = strtol(optarg, NULL, 0);
3395 if (tcg_tb_size < 0) {
3399 case QEMU_OPTION_icount:
3400 icount_option = optarg;
3402 case QEMU_OPTION_incoming:
3404 runstate_set(RUN_STATE_INMIGRATE);
3406 case QEMU_OPTION_nodefaults:
3408 default_parallel = 0;
3409 default_virtcon = 0;
3410 default_monitor = 0;
3417 case QEMU_OPTION_xen_domid:
3418 if (!(xen_available())) {
3419 printf("Option %s not supported for this target\n", popt->name);
3422 xen_domid = atoi(optarg);
3424 case QEMU_OPTION_xen_create:
3425 if (!(xen_available())) {
3426 printf("Option %s not supported for this target\n", popt->name);
3429 xen_mode = XEN_CREATE;
3431 case QEMU_OPTION_xen_attach:
3432 if (!(xen_available())) {
3433 printf("Option %s not supported for this target\n", popt->name);
3436 xen_mode = XEN_ATTACH;
3438 case QEMU_OPTION_trace:
3440 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3444 trace_events = qemu_opt_get(opts, "events");
3445 trace_file = qemu_opt_get(opts, "file");
3448 case QEMU_OPTION_readconfig:
3450 int ret = qemu_read_config_file(optarg);
3452 fprintf(stderr, "read config %s: %s\n", optarg,
3458 case QEMU_OPTION_spice:
3459 olist = qemu_find_opts("spice");
3461 fprintf(stderr, "spice is not supported by this qemu build.\n");
3464 opts = qemu_opts_parse(olist, optarg, 0);
3466 fprintf(stderr, "parse error: %s\n", optarg);
3470 case QEMU_OPTION_writeconfig:
3473 if (strcmp(optarg, "-") == 0) {
3476 fp = fopen(optarg, "w");
3478 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3482 qemu_config_write(fp);
3486 case QEMU_OPTION_qtest:
3487 qtest_chrdev = optarg;
3489 case QEMU_OPTION_qtest_log:
3492 case QEMU_OPTION_sandbox:
3493 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3498 case QEMU_OPTION_add_fd:
3500 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3505 error_report("File descriptor passing is disabled on this "
3510 case QEMU_OPTION_object:
3511 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3514 os_parse_cmd_args(popt->index, optarg);
3520 if (qemu_init_main_loop()) {
3521 fprintf(stderr, "qemu_init_main_loop failed\n");
3525 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3530 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3534 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3539 if (machine == NULL) {
3540 fprintf(stderr, "No machine found.\n");
3544 if (machine->hw_version) {
3545 qemu_set_version(machine->hw_version);
3548 if (qemu_opts_foreach(qemu_find_opts("object"),
3549 object_create, NULL, 0) != 0) {
3553 /* Init CPU def lists, based on config
3554 * - Must be called after all the qemu_read_config_file() calls
3555 * - Must be called before list_cpus()
3556 * - Must be called before machine->init()
3560 if (cpu_model && is_help_option(cpu_model)) {
3561 list_cpus(stdout, &fprintf, cpu_model);
3565 /* Open the logfile at this point, if necessary. We can't open the logfile
3566 * when encountering either of the logging options (-d or -D) because the
3567 * other one may be encountered later on the command line, changing the
3568 * location or level of logging.
3572 set_cpu_log_filename(log_file);
3574 set_cpu_log(log_mask);
3577 if (!trace_backend_init(trace_events, trace_file)) {
3581 /* If no data_dir is specified then try to find it relative to the
3584 data_dir = os_find_datadir(argv[0]);
3586 /* If all else fails use the install path specified when building. */
3588 data_dir = CONFIG_QEMU_DATADIR;
3592 * Default to max_cpus = smp_cpus, in case the user doesn't
3593 * specify a max_cpus value.
3596 max_cpus = smp_cpus;
3598 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3599 if (smp_cpus > machine->max_cpus) {
3600 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3601 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3607 * Get the default machine options from the machine if it is not already
3608 * specified either by the configuration file or by the command line.
3610 if (machine->default_machine_opts) {
3611 qemu_opts_set_defaults(qemu_find_opts("machine"),
3612 machine->default_machine_opts, 0);
3615 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3616 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3618 if (machine->no_serial) {
3621 if (machine->no_parallel) {
3622 default_parallel = 0;
3624 if (!machine->use_virtcon) {
3625 default_virtcon = 0;
3627 if (machine->no_floppy) {
3630 if (machine->no_cdrom) {
3633 if (machine->no_sdcard) {
3637 if (is_daemonized()) {
3638 /* According to documentation and historically, -nographic redirects
3639 * serial port, parallel port and monitor to stdio, which does not work
3640 * with -daemonize. We can redirect these to null instead, but since
3641 * -nographic is legacy, let's just error out.
3642 * We disallow -nographic only if all other ports are not redirected
3643 * explicitly, to not break existing legacy setups which uses
3644 * -nographic _and_ redirects all ports explicitly - this is valid
3645 * usage, -nographic is just a no-op in this case.
3647 if (display_type == DT_NOGRAPHIC
3648 && (default_parallel || default_serial
3649 || default_monitor || default_virtcon)) {
3650 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3653 #ifdef CONFIG_CURSES
3654 if (display_type == DT_CURSES) {
3655 fprintf(stderr, "curses display can not be used with -daemonize\n");
3661 if (display_type == DT_NOGRAPHIC) {
3662 if (default_parallel)
3663 add_device_config(DEV_PARALLEL, "null");
3664 if (default_serial && default_monitor) {
3665 add_device_config(DEV_SERIAL, "mon:stdio");
3666 } else if (default_virtcon && default_monitor) {
3667 add_device_config(DEV_VIRTCON, "mon:stdio");
3670 add_device_config(DEV_SERIAL, "stdio");
3671 if (default_virtcon)
3672 add_device_config(DEV_VIRTCON, "stdio");
3673 if (default_monitor)
3674 monitor_parse("stdio", "readline");
3678 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3679 if (default_parallel)
3680 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3681 if (default_monitor)
3682 monitor_parse("vc:80Cx24C", "readline");
3683 if (default_virtcon)
3684 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3689 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3691 #ifdef CONFIG_VIRTFS
3692 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3699 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3704 /* init the memory */
3705 if (ram_size == 0) {
3706 ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3709 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3714 configure_accelerator();
3716 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3718 kernel_filename = qemu_opt_get(machine_opts, "kernel");
3719 initrd_filename = qemu_opt_get(machine_opts, "initrd");
3720 kernel_cmdline = qemu_opt_get(machine_opts, "append");
3722 kernel_filename = initrd_filename = kernel_cmdline = NULL;
3725 if (!kernel_cmdline) {
3726 kernel_cmdline = "";
3729 linux_boot = (kernel_filename != NULL);
3731 if (!linux_boot && *kernel_cmdline != '\0') {
3732 fprintf(stderr, "-append only allowed with -kernel option\n");
3736 if (!linux_boot && initrd_filename != NULL) {
3737 fprintf(stderr, "-initrd only allowed with -kernel option\n");
3741 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3742 fprintf(stderr, "-dtb only allowed with -kernel option\n");
3746 os_set_line_buffering();
3748 qemu_init_cpu_loop();
3749 qemu_mutex_lock_iothread();
3752 /* spice needs the timers to be initialized by this point */
3756 if (icount_option && (kvm_enabled() || xen_enabled())) {
3757 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3760 configure_icount(icount_option);
3762 if (net_init_clients() < 0) {
3766 /* init the bluetooth world */
3767 if (foreach_device_config(DEV_BT, bt_parse))
3770 if (!xen_enabled()) {
3771 /* On 32-bit hosts, QEMU is limited by virtual address space */
3772 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3773 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3778 cpu_exec_init_all();
3780 bdrv_init_with_whitelist();
3784 /* open the virtual block devices */
3786 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3787 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
3788 &machine->block_default_type, 1) != 0) {
3792 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
3794 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
3795 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
3797 register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
3799 if (nb_numa_nodes > 0) {
3802 if (nb_numa_nodes > MAX_NODES) {
3803 nb_numa_nodes = MAX_NODES;
3806 /* If no memory size if given for any node, assume the default case
3807 * and distribute the available memory equally across all nodes
3809 for (i = 0; i < nb_numa_nodes; i++) {
3810 if (node_mem[i] != 0)
3813 if (i == nb_numa_nodes) {
3814 uint64_t usedmem = 0;
3816 /* On Linux, the each node's border has to be 8MB aligned,
3817 * the final node gets the rest.
3819 for (i = 0; i < nb_numa_nodes - 1; i++) {
3820 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3821 usedmem += node_mem[i];
3823 node_mem[i] = ram_size - usedmem;
3826 for (i = 0; i < nb_numa_nodes; i++) {
3827 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
3831 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3832 * must cope with this anyway, because there are BIOSes out there in
3833 * real machines which also use this scheme.
3835 if (i == nb_numa_nodes) {
3836 for (i = 0; i < max_cpus; i++) {
3837 set_bit(i, node_cpumask[i % nb_numa_nodes]);
3842 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3846 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3848 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3850 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3852 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3855 /* If no default VGA is requested, the default is "none". */
3857 if (cirrus_vga_available()) {
3858 vga_model = "cirrus";
3859 } else if (vga_available()) {
3863 select_vgahw(vga_model);
3866 i = select_watchdog(watchdog);
3868 exit (i == 1 ? 1 : 0);
3871 if (machine->compat_props) {
3872 qdev_prop_register_global_list(machine->compat_props);
3876 qdev_machine_init();
3878 QEMUMachineInitArgs args = { .ram_size = ram_size,
3879 .boot_device = boot_devices,
3880 .kernel_filename = kernel_filename,
3881 .kernel_cmdline = kernel_cmdline,
3882 .initrd_filename = initrd_filename,
3883 .cpu_model = cpu_model };
3884 machine->init(&args);
3886 cpu_synchronize_all_post_init();
3890 current_machine = machine;
3892 /* init USB devices */
3893 if (usb_enabled(false)) {
3894 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3898 /* init generic devices */
3899 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3902 net_check_clients();
3904 /* just use the first displaystate for the moment */
3905 ds = get_displaystate();
3909 if (display_type == DT_DEFAULT && !display_remote) {
3910 #if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3911 display_type = DT_SDL;
3912 #elif defined(CONFIG_VNC)
3913 vnc_display = "localhost:0,to=99";
3916 display_type = DT_NONE;
3921 /* init local displays */
3922 switch (display_type) {
3925 #if defined(CONFIG_CURSES)
3927 curses_display_init(ds, full_screen);
3930 #if defined(CONFIG_SDL)
3932 sdl_display_init(ds, full_screen, no_frame);
3934 #elif defined(CONFIG_COCOA)
3936 cocoa_display_init(ds, full_screen);
3943 /* must be after terminal init, SDL library changes signal handlers */
3944 os_setup_signal_handling();
3947 /* init remote displays */
3949 Error *local_err = NULL;
3950 vnc_display_init(ds);
3951 vnc_display_open(ds, vnc_display, &local_err);
3952 if (local_err != NULL) {
3953 fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
3954 vnc_display, error_get_pretty(local_err));
3955 error_free(local_err);
3959 if (show_vnc_port) {
3960 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3965 if (using_spice && !qxl_enabled) {
3966 qemu_spice_display_init(ds);
3971 text_consoles_set_display(ds);
3973 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3977 qdev_machine_creation_done();
3979 if (rom_load_all() != 0) {
3980 fprintf(stderr, "rom loading failed\n");
3984 /* TODO: once all bus devices are qdevified, this should be done
3985 * when bus is created by qdev.c */
3986 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3987 qemu_run_machine_init_done_notifiers();
3989 qemu_system_reset(VMRESET_SILENT);
3991 if (load_vmstate(loadvm) < 0) {
3997 Error *local_err = NULL;
3998 qemu_start_incoming_migration(incoming, &local_err);
4000 fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4001 error_free(local_err);
4004 } else if (autostart) {