4 * Copyright (c) 2003-2008 Fabrice Bellard
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
31 #include "config-host.h"
34 #include "sysemu/seccomp.h"
37 #if defined(CONFIG_VDE)
38 #include <libvdeplug.h>
42 #if defined(__APPLE__) || defined(main)
44 int qemu_main(int argc, char **argv, char **envp);
45 int main(int argc, char **argv)
47 return qemu_main(argc, argv, NULL);
50 #define main qemu_main
52 #endif /* CONFIG_SDL */
56 #define main qemu_main
57 #endif /* CONFIG_COCOA */
61 #include "qemu/sockets.h"
63 #include "hw/boards.h"
64 #include "sysemu/accel.h"
66 #include "hw/i386/pc.h"
67 #include "hw/isa/isa.h"
69 #include "sysemu/watchdog.h"
70 #include "hw/i386/smbios.h"
71 #include "hw/xen/xen.h"
73 #include "hw/loader.h"
74 #include "monitor/qdev.h"
75 #include "sysemu/bt.h"
77 #include "net/slirp.h"
78 #include "monitor/monitor.h"
79 #include "ui/console.h"
80 #include "sysemu/sysemu.h"
81 #include "exec/gdbstub.h"
82 #include "qemu/timer.h"
83 #include "sysemu/char.h"
84 #include "qemu/bitmap.h"
85 #include "sysemu/blockdev.h"
86 #include "hw/block/block.h"
87 #include "migration/block.h"
88 #include "sysemu/tpm.h"
89 #include "sysemu/dma.h"
90 #include "audio/audio.h"
91 #include "migration/migration.h"
92 #include "sysemu/kvm.h"
93 #include "qapi/qmp/qjson.h"
94 #include "qemu/option.h"
95 #include "qemu/config-file.h"
96 #include "qemu-options.h"
97 #include "qmp-commands.h"
98 #include "qemu/main-loop.h"
100 #include "fsdev/qemu-fsdev.h"
102 #include "sysemu/qtest.h"
104 #include "disas/disas.h"
107 #include "slirp/libslirp.h"
110 #include "trace/control.h"
111 #include "qemu/queue.h"
112 #include "sysemu/cpus.h"
113 #include "sysemu/arch_init.h"
114 #include "qemu/osdep.h"
116 #include "ui/qemu-spice.h"
117 #include "qapi/string-input-visitor.h"
118 #include "qapi/opts-visitor.h"
119 #include "qom/object_interfaces.h"
120 #include "qapi-event.h"
122 #define DEFAULT_RAM_SIZE 128
124 #define MAX_VIRTIO_CONSOLES 1
125 #define MAX_SCLP_CONSOLES 1
127 static const char *data_dir[16];
128 static int data_dir_idx;
129 const char *bios_name = NULL;
130 enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
131 DisplayType display_type = DT_DEFAULT;
132 static int display_remote;
133 const char* keyboard_layout = NULL;
135 const char *mem_path = NULL;
136 int mem_prealloc = 0; /* force preallocation of physical target memory */
137 bool enable_mlock = false;
139 NICInfo nd_table[MAX_NICS];
141 static int rtc_utc = 1;
142 static int rtc_date_offset = -1; /* -1 means no change */
143 QEMUClockType rtc_clock;
144 int vga_interface_type = VGA_NONE;
145 static int full_screen = 0;
146 static int no_frame = 0;
149 static bool grab_on_hover;
151 CharDriverState *serial_hds[MAX_SERIAL_PORTS];
152 CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
153 CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
154 CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
155 int win2k_install_hack = 0;
162 const char *vnc_display;
164 int acpi_enabled = 1;
167 static int no_reboot;
170 int graphic_rotate = 0;
171 const char *watchdog;
172 QEMUOptionRom option_rom[MAX_OPTION_ROMS];
174 int semihosting_enabled = 0;
176 const char *qemu_name;
179 unsigned int nb_prom_envs = 0;
180 const char *prom_envs[MAX_PROM_ENVS];
183 uint8_t *boot_splash_filedata;
184 size_t boot_splash_filedata_size;
185 uint8_t qemu_extra_params_fw[2];
187 int icount_align_option;
191 NodeInfo numa_info[MAX_NODES];
193 /* The bytes in qemu_uuid[] are in the order specified by RFC4122, _not_ in the
194 * little-endian "wire format" described in the SMBIOS 2.6 specification.
196 uint8_t qemu_uuid[16];
199 static NotifierList exit_notifiers =
200 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
202 static NotifierList machine_init_done_notifiers =
203 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
207 enum xen_mode xen_mode = XEN_EMULATE;
209 static int has_defaults = 1;
210 static int default_serial = 1;
211 static int default_parallel = 1;
212 static int default_virtcon = 1;
213 static int default_sclp = 1;
214 static int default_monitor = 1;
215 static int default_floppy = 1;
216 static int default_cdrom = 1;
217 static int default_sdcard = 1;
218 static int default_vga = 1;
224 { .driver = "isa-serial", .flag = &default_serial },
225 { .driver = "isa-parallel", .flag = &default_parallel },
226 { .driver = "isa-fdc", .flag = &default_floppy },
227 { .driver = "ide-cd", .flag = &default_cdrom },
228 { .driver = "ide-hd", .flag = &default_cdrom },
229 { .driver = "ide-drive", .flag = &default_cdrom },
230 { .driver = "scsi-cd", .flag = &default_cdrom },
231 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
232 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
233 { .driver = "virtio-serial", .flag = &default_virtcon },
234 { .driver = "VGA", .flag = &default_vga },
235 { .driver = "isa-vga", .flag = &default_vga },
236 { .driver = "cirrus-vga", .flag = &default_vga },
237 { .driver = "isa-cirrus-vga", .flag = &default_vga },
238 { .driver = "vmware-svga", .flag = &default_vga },
239 { .driver = "qxl-vga", .flag = &default_vga },
242 static QemuOptsList qemu_rtc_opts = {
244 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
248 .type = QEMU_OPT_STRING,
251 .type = QEMU_OPT_STRING,
254 .type = QEMU_OPT_STRING,
256 { /* end of list */ }
260 static QemuOptsList qemu_sandbox_opts = {
262 .implied_opt_name = "enable",
263 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
267 .type = QEMU_OPT_BOOL,
269 { /* end of list */ }
273 static QemuOptsList qemu_trace_opts = {
275 .implied_opt_name = "trace",
276 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
280 .type = QEMU_OPT_STRING,
283 .type = QEMU_OPT_STRING,
285 { /* end of list */ }
289 static QemuOptsList qemu_option_rom_opts = {
290 .name = "option-rom",
291 .implied_opt_name = "romfile",
292 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
296 .type = QEMU_OPT_NUMBER,
299 .type = QEMU_OPT_STRING,
301 { /* end of list */ }
305 static QemuOptsList qemu_machine_opts = {
307 .implied_opt_name = "type",
309 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
312 * no elements => accept any
313 * sanity checking will happen later
314 * when setting machine properties
320 static QemuOptsList qemu_boot_opts = {
322 .implied_opt_name = "order",
324 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
328 .type = QEMU_OPT_STRING,
331 .type = QEMU_OPT_STRING,
334 .type = QEMU_OPT_BOOL,
337 .type = QEMU_OPT_STRING,
339 .name = "splash-time",
340 .type = QEMU_OPT_STRING,
342 .name = "reboot-timeout",
343 .type = QEMU_OPT_STRING,
346 .type = QEMU_OPT_BOOL,
352 static QemuOptsList qemu_add_fd_opts = {
354 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
358 .type = QEMU_OPT_NUMBER,
359 .help = "file descriptor of which a duplicate is added to fd set",
362 .type = QEMU_OPT_NUMBER,
363 .help = "ID of the fd set to add fd to",
366 .type = QEMU_OPT_STRING,
367 .help = "free-form string used to describe fd",
369 { /* end of list */ }
373 static QemuOptsList qemu_object_opts = {
375 .implied_opt_name = "qom-type",
376 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
382 static QemuOptsList qemu_tpmdev_opts = {
384 .implied_opt_name = "type",
385 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
387 /* options are defined in the TPM backends */
388 { /* end of list */ }
392 static QemuOptsList qemu_realtime_opts = {
394 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
398 .type = QEMU_OPT_BOOL,
400 { /* end of list */ }
404 static QemuOptsList qemu_msg_opts = {
406 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
410 .type = QEMU_OPT_BOOL,
412 { /* end of list */ }
416 static QemuOptsList qemu_name_opts = {
418 .implied_opt_name = "guest",
420 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
424 .type = QEMU_OPT_STRING,
425 .help = "Sets the name of the guest.\n"
426 "This name will be displayed in the SDL window caption.\n"
427 "The name will also be used for the VNC server",
430 .type = QEMU_OPT_STRING,
431 .help = "Sets the name of the QEMU process, as shown in top etc",
433 .name = "debug-threads",
434 .type = QEMU_OPT_BOOL,
435 .help = "When enabled, name the individual threads; defaults off.\n"
436 "NOTE: The thread names are for debugging and not a\n"
439 { /* End of list */ }
443 static QemuOptsList qemu_mem_opts = {
445 .implied_opt_name = "size",
446 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
451 .type = QEMU_OPT_SIZE,
455 .type = QEMU_OPT_NUMBER,
459 .type = QEMU_OPT_SIZE,
461 { /* end of list */ }
465 static QemuOptsList qemu_icount_opts = {
467 .implied_opt_name = "shift",
469 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
473 .type = QEMU_OPT_STRING,
476 .type = QEMU_OPT_BOOL,
478 { /* end of list */ }
482 static QemuOptsList qemu_semihosting_config_opts = {
483 .name = "semihosting-config",
484 .implied_opt_name = "enable",
485 .head = QTAILQ_HEAD_INITIALIZER(qemu_semihosting_config_opts.head),
489 .type = QEMU_OPT_BOOL,
492 .type = QEMU_OPT_STRING,
494 { /* end of list */ }
499 * Get machine options
501 * Returns: machine options (never null).
503 QemuOpts *qemu_get_machine_opts(void)
505 return qemu_find_opts_singleton("machine");
508 const char *qemu_get_vm_name(void)
513 static void res_free(void)
515 if (boot_splash_filedata != NULL) {
516 g_free(boot_splash_filedata);
517 boot_splash_filedata = NULL;
521 static int default_driver_check(QemuOpts *opts, void *opaque)
523 const char *driver = qemu_opt_get(opts, "driver");
528 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
529 if (strcmp(default_list[i].driver, driver) != 0)
531 *(default_list[i].flag) = 0;
536 /***********************************************************/
539 static RunState current_run_state = RUN_STATE_PRELAUNCH;
541 /* We use RUN_STATE_MAX but any invalid value will do */
542 static RunState vmstop_requested = RUN_STATE_MAX;
543 static QemuMutex vmstop_lock;
548 } RunStateTransition;
550 static const RunStateTransition runstate_transitions_def[] = {
552 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
553 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
555 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
556 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
558 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
559 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
561 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
562 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
564 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
565 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
567 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
568 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
570 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
571 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
572 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
574 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
575 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
577 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
579 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
580 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
581 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
582 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
583 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
584 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
585 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
586 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
587 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
588 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
590 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
592 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
593 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
595 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
596 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
597 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
598 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
600 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
601 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
603 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
604 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
606 { RUN_STATE_MAX, RUN_STATE_MAX },
609 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
611 bool runstate_check(RunState state)
613 return current_run_state == state;
616 static void runstate_init(void)
618 const RunStateTransition *p;
620 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
621 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
622 runstate_valid_transitions[p->from][p->to] = true;
625 qemu_mutex_init(&vmstop_lock);
628 /* This function will abort() on invalid state transitions */
629 void runstate_set(RunState new_state)
631 assert(new_state < RUN_STATE_MAX);
633 if (!runstate_valid_transitions[current_run_state][new_state]) {
634 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
635 RunState_lookup[current_run_state],
636 RunState_lookup[new_state]);
639 trace_runstate_set(new_state);
640 current_run_state = new_state;
643 int runstate_is_running(void)
645 return runstate_check(RUN_STATE_RUNNING);
648 bool runstate_needs_reset(void)
650 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
651 runstate_check(RUN_STATE_SHUTDOWN);
654 StatusInfo *qmp_query_status(Error **errp)
656 StatusInfo *info = g_malloc0(sizeof(*info));
658 info->running = runstate_is_running();
659 info->singlestep = singlestep;
660 info->status = current_run_state;
665 static bool qemu_vmstop_requested(RunState *r)
667 qemu_mutex_lock(&vmstop_lock);
668 *r = vmstop_requested;
669 vmstop_requested = RUN_STATE_MAX;
670 qemu_mutex_unlock(&vmstop_lock);
671 return *r < RUN_STATE_MAX;
674 void qemu_system_vmstop_request_prepare(void)
676 qemu_mutex_lock(&vmstop_lock);
679 void qemu_system_vmstop_request(RunState state)
681 vmstop_requested = state;
682 qemu_mutex_unlock(&vmstop_lock);
690 qemu_vmstop_requested(&requested);
691 if (runstate_is_running() && requested == RUN_STATE_MAX) {
695 /* Ensure that a STOP/RESUME pair of events is emitted if a
696 * vmstop request was pending. The BLOCK_IO_ERROR event, for
697 * example, according to documentation is always followed by
700 if (runstate_is_running()) {
701 qapi_event_send_stop(&error_abort);
704 runstate_set(RUN_STATE_RUNNING);
705 vm_state_notify(1, RUN_STATE_RUNNING);
709 qapi_event_send_resume(&error_abort);
713 /***********************************************************/
714 /* real time host monotonic timer */
716 /***********************************************************/
717 /* host time/date access */
718 void qemu_get_timedate(struct tm *tm, int offset)
724 if (rtc_date_offset == -1) {
728 localtime_r(&ti, tm);
730 ti -= rtc_date_offset;
735 int qemu_timedate_diff(struct tm *tm)
739 if (rtc_date_offset == -1)
741 seconds = mktimegm(tm);
744 tmp.tm_isdst = -1; /* use timezone to figure it out */
745 seconds = mktime(&tmp);
748 seconds = mktimegm(tm) + rtc_date_offset;
750 return seconds - time(NULL);
753 static void configure_rtc_date_offset(const char *startdate, int legacy)
755 time_t rtc_start_date;
758 if (!strcmp(startdate, "now") && legacy) {
759 rtc_date_offset = -1;
761 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
769 } else if (sscanf(startdate, "%d-%d-%d",
781 rtc_start_date = mktimegm(&tm);
782 if (rtc_start_date == -1) {
784 fprintf(stderr, "Invalid date format. Valid formats are:\n"
785 "'2006-06-17T16:01:21' or '2006-06-17'\n");
788 rtc_date_offset = time(NULL) - rtc_start_date;
792 static void configure_rtc(QemuOpts *opts)
796 value = qemu_opt_get(opts, "base");
798 if (!strcmp(value, "utc")) {
800 } else if (!strcmp(value, "localtime")) {
803 configure_rtc_date_offset(value, 0);
806 value = qemu_opt_get(opts, "clock");
808 if (!strcmp(value, "host")) {
809 rtc_clock = QEMU_CLOCK_HOST;
810 } else if (!strcmp(value, "rt")) {
811 rtc_clock = QEMU_CLOCK_REALTIME;
812 } else if (!strcmp(value, "vm")) {
813 rtc_clock = QEMU_CLOCK_VIRTUAL;
815 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
819 value = qemu_opt_get(opts, "driftfix");
821 if (!strcmp(value, "slew")) {
822 static GlobalProperty slew_lost_ticks[] = {
824 .driver = "mc146818rtc",
825 .property = "lost_tick_policy",
828 { /* end of list */ }
831 qdev_prop_register_global_list(slew_lost_ticks);
832 } else if (!strcmp(value, "none")) {
833 /* discard is default */
835 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
841 /***********************************************************/
842 /* Bluetooth support */
845 static struct HCIInfo *hci_table[MAX_NICS];
847 struct HCIInfo *qemu_next_hci(void)
849 if (cur_hci == nb_hcis)
852 return hci_table[cur_hci++];
855 static int bt_hci_parse(const char *str)
860 if (nb_hcis >= MAX_NICS) {
861 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
874 bdaddr.b[5] = 0x56 + nb_hcis;
875 hci->bdaddr_set(hci, bdaddr.b);
877 hci_table[nb_hcis++] = hci;
882 static void bt_vhci_add(int vlan_id)
884 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
887 fprintf(stderr, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id);
890 bt_vhci_init(bt_new_hci(vlan));
893 static struct bt_device_s *bt_device_add(const char *opt)
895 struct bt_scatternet_s *vlan;
897 char *endp = strstr(opt, ",vlan=");
898 int len = (endp ? endp - opt : strlen(opt)) + 1;
901 pstrcpy(devname, MIN(sizeof(devname), len), opt);
904 vlan_id = strtol(endp + 6, &endp, 0);
906 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
911 vlan = qemu_find_bt_vlan(vlan_id);
914 fprintf(stderr, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id);
917 if (!strcmp(devname, "keyboard"))
918 return bt_keyboard_init(vlan);
920 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
924 static int bt_parse(const char *opt)
926 const char *endp, *p;
929 if (strstart(opt, "hci", &endp)) {
930 if (!*endp || *endp == ',') {
932 if (!strstart(endp, ",vlan=", 0))
935 return bt_hci_parse(opt);
937 } else if (strstart(opt, "vhci", &endp)) {
938 if (!*endp || *endp == ',') {
940 if (strstart(endp, ",vlan=", &p)) {
941 vlan = strtol(p, (char **) &endp, 0);
943 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
947 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
956 } else if (strstart(opt, "device:", &endp))
957 return !bt_device_add(endp);
959 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
963 static int parse_sandbox(QemuOpts *opts, void *opaque)
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts, "enable", false)) {
967 #ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR,
970 "failed to install seccomp syscall filter in the kernel");
974 qerror_report(ERROR_CLASS_GENERIC_ERROR,
975 "sandboxing request but seccomp is not compiled into this build");
983 static int parse_name(QemuOpts *opts, void *opaque)
985 const char *proc_name;
987 if (qemu_opt_get(opts, "debug-threads")) {
988 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
990 qemu_name = qemu_opt_get(opts, "guest");
992 proc_name = qemu_opt_get(opts, "process");
994 os_set_proc_name(proc_name);
1000 bool usb_enabled(bool default_usb)
1002 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1003 has_defaults && default_usb);
1007 static int parse_add_fd(QemuOpts *opts, void *opaque)
1009 int fd, dupfd, flags;
1011 const char *fd_opaque = NULL;
1013 fd = qemu_opt_get_number(opts, "fd", -1);
1014 fdset_id = qemu_opt_get_number(opts, "set", -1);
1015 fd_opaque = qemu_opt_get(opts, "opaque");
1018 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1019 "fd option is required and must be non-negative");
1023 if (fd <= STDERR_FILENO) {
1024 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1025 "fd cannot be a standard I/O stream");
1030 * All fds inherited across exec() necessarily have FD_CLOEXEC
1031 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1033 flags = fcntl(fd, F_GETFD);
1034 if (flags == -1 || (flags & FD_CLOEXEC)) {
1035 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1036 "fd is not valid or already in use");
1041 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1042 "set option is required and must be non-negative");
1046 #ifdef F_DUPFD_CLOEXEC
1047 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1051 qemu_set_cloexec(dupfd);
1055 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1056 "Error duplicating fd: %s", strerror(errno));
1060 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1061 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1067 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1071 fd = qemu_opt_get_number(opts, "fd", -1);
1078 /***********************************************************/
1079 /* QEMU Block devices */
1081 #define HD_OPTS "media=disk"
1082 #define CDROM_OPTS "media=cdrom"
1084 #define PFLASH_OPTS ""
1088 static int drive_init_func(QemuOpts *opts, void *opaque)
1090 BlockInterfaceType *block_default_type = opaque;
1092 return drive_new(opts, *block_default_type) == NULL;
1095 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1097 if (qemu_opt_get(opts, "snapshot") == NULL) {
1098 qemu_opt_set(opts, "snapshot", "on");
1103 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1104 int index, const char *optstr)
1109 if (!enable || drive_get_by_index(type, index)) {
1113 opts = drive_add(type, index, NULL, optstr);
1115 drive_enable_snapshot(opts, NULL);
1118 dinfo = drive_new(opts, type);
1122 dinfo->is_default = true;
1126 static QemuOptsList qemu_smp_opts = {
1128 .implied_opt_name = "cpus",
1129 .merge_lists = true,
1130 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1134 .type = QEMU_OPT_NUMBER,
1137 .type = QEMU_OPT_NUMBER,
1140 .type = QEMU_OPT_NUMBER,
1143 .type = QEMU_OPT_NUMBER,
1146 .type = QEMU_OPT_NUMBER,
1148 { /*End of list */ }
1152 static void smp_parse(QemuOpts *opts)
1156 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1157 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1158 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1159 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1161 /* compute missing values, prefer sockets over cores over threads */
1162 if (cpus == 0 || sockets == 0) {
1163 sockets = sockets > 0 ? sockets : 1;
1164 cores = cores > 0 ? cores : 1;
1165 threads = threads > 0 ? threads : 1;
1167 cpus = cores * threads * sockets;
1171 threads = threads > 0 ? threads : 1;
1172 cores = cpus / (sockets * threads);
1174 threads = cpus / (cores * sockets);
1178 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1181 smp_cores = cores > 0 ? cores : 1;
1182 smp_threads = threads > 0 ? threads : 1;
1186 if (max_cpus == 0) {
1187 max_cpus = smp_cpus;
1190 if (max_cpus > MAX_CPUMASK_BITS) {
1191 fprintf(stderr, "Unsupported number of maxcpus\n");
1194 if (max_cpus < smp_cpus) {
1195 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1201 static void realtime_init(void)
1204 if (os_mlock() < 0) {
1205 fprintf(stderr, "qemu: locking memory failed\n");
1212 static void configure_msg(QemuOpts *opts)
1214 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1217 /***********************************************************/
1220 static int usb_device_add(const char *devname)
1222 USBDevice *dev = NULL;
1223 #ifndef CONFIG_LINUX
1227 if (!usb_enabled(false)) {
1231 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1232 dev = usbdevice_create(devname);
1236 /* the other ones */
1237 #ifndef CONFIG_LINUX
1238 /* only the linux version is qdev-ified, usb-bsd still needs this */
1239 if (strstart(devname, "host:", &p)) {
1240 dev = usb_host_device_open(usb_bus_find(-1), p);
1250 static int usb_device_del(const char *devname)
1255 if (strstart(devname, "host:", &p)) {
1259 if (!usb_enabled(false)) {
1263 p = strchr(devname, '.');
1266 bus_num = strtoul(devname, NULL, 0);
1267 addr = strtoul(p + 1, NULL, 0);
1269 return usb_device_delete_addr(bus_num, addr);
1272 static int usb_parse(const char *cmdline)
1275 r = usb_device_add(cmdline);
1277 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1282 void do_usb_add(Monitor *mon, const QDict *qdict)
1284 const char *devname = qdict_get_str(qdict, "devname");
1285 if (usb_device_add(devname) < 0) {
1286 error_report("could not add USB device '%s'", devname);
1290 void do_usb_del(Monitor *mon, const QDict *qdict)
1292 const char *devname = qdict_get_str(qdict, "devname");
1293 if (usb_device_del(devname) < 0) {
1294 error_report("could not delete USB device '%s'", devname);
1298 /***********************************************************/
1299 /* machine registration */
1301 MachineState *current_machine;
1303 static void machine_class_init(ObjectClass *oc, void *data)
1305 MachineClass *mc = MACHINE_CLASS(oc);
1306 QEMUMachine *qm = data;
1308 mc->family = qm->family;
1309 mc->name = qm->name;
1310 mc->alias = qm->alias;
1311 mc->desc = qm->desc;
1312 mc->init = qm->init;
1313 mc->reset = qm->reset;
1314 mc->hot_add_cpu = qm->hot_add_cpu;
1315 mc->kvm_type = qm->kvm_type;
1316 mc->block_default_type = qm->block_default_type;
1317 mc->units_per_default_bus = qm->units_per_default_bus;
1318 mc->max_cpus = qm->max_cpus;
1319 mc->no_serial = qm->no_serial;
1320 mc->no_parallel = qm->no_parallel;
1321 mc->use_virtcon = qm->use_virtcon;
1322 mc->use_sclp = qm->use_sclp;
1323 mc->no_floppy = qm->no_floppy;
1324 mc->no_cdrom = qm->no_cdrom;
1325 mc->no_sdcard = qm->no_sdcard;
1326 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
1327 mc->is_default = qm->is_default;
1328 mc->default_machine_opts = qm->default_machine_opts;
1329 mc->default_boot_order = qm->default_boot_order;
1330 mc->default_display = qm->default_display;
1331 mc->compat_props = qm->compat_props;
1332 mc->hw_version = qm->hw_version;
1335 int qemu_register_machine(QEMUMachine *m)
1337 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
1340 .parent = TYPE_MACHINE,
1341 .class_init = machine_class_init,
1342 .class_data = (void *)m,
1351 static MachineClass *find_machine(const char *name)
1353 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1354 MachineClass *mc = NULL;
1356 for (el = machines; el; el = el->next) {
1357 MachineClass *temp = el->data;
1359 if (!strcmp(temp->name, name)) {
1364 !strcmp(temp->alias, name)) {
1370 g_slist_free(machines);
1374 MachineClass *find_default_machine(void)
1376 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1377 MachineClass *mc = NULL;
1379 for (el = machines; el; el = el->next) {
1380 MachineClass *temp = el->data;
1382 if (temp->is_default) {
1388 g_slist_free(machines);
1392 MachineInfoList *qmp_query_machines(Error **errp)
1394 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1395 MachineInfoList *mach_list = NULL;
1397 for (el = machines; el; el = el->next) {
1398 MachineClass *mc = el->data;
1399 MachineInfoList *entry;
1402 info = g_malloc0(sizeof(*info));
1403 if (mc->is_default) {
1404 info->has_is_default = true;
1405 info->is_default = true;
1409 info->has_alias = true;
1410 info->alias = g_strdup(mc->alias);
1413 info->name = g_strdup(mc->name);
1414 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1416 entry = g_malloc0(sizeof(*entry));
1417 entry->value = info;
1418 entry->next = mach_list;
1422 g_slist_free(machines);
1426 /***********************************************************/
1427 /* main execution loop */
1429 struct vm_change_state_entry {
1430 VMChangeStateHandler *cb;
1432 QLIST_ENTRY (vm_change_state_entry) entries;
1435 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1437 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1440 VMChangeStateEntry *e;
1442 e = g_malloc0(sizeof (*e));
1446 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1450 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1452 QLIST_REMOVE (e, entries);
1456 void vm_state_notify(int running, RunState state)
1458 VMChangeStateEntry *e, *next;
1460 trace_vm_state_notify(running, state);
1462 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1463 e->cb(e->opaque, running, state);
1467 /* reset/shutdown handler */
1469 typedef struct QEMUResetEntry {
1470 QTAILQ_ENTRY(QEMUResetEntry) entry;
1471 QEMUResetHandler *func;
1475 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1476 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1477 static int reset_requested;
1478 static int shutdown_requested, shutdown_signal = -1;
1479 static pid_t shutdown_pid;
1480 static int powerdown_requested;
1481 static int debug_requested;
1482 static int suspend_requested;
1483 static WakeupReason wakeup_reason;
1484 static NotifierList powerdown_notifiers =
1485 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1486 static NotifierList suspend_notifiers =
1487 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1488 static NotifierList wakeup_notifiers =
1489 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1490 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1492 int qemu_shutdown_requested_get(void)
1494 return shutdown_requested;
1497 int qemu_reset_requested_get(void)
1499 return reset_requested;
1502 static int qemu_shutdown_requested(void)
1504 return atomic_xchg(&shutdown_requested, 0);
1507 static void qemu_kill_report(void)
1509 if (!qtest_driver() && shutdown_signal != -1) {
1510 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1511 if (shutdown_pid == 0) {
1512 /* This happens for eg ^C at the terminal, so it's worth
1513 * avoiding printing an odd message in that case.
1515 fputc('\n', stderr);
1517 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1519 shutdown_signal = -1;
1523 static int qemu_reset_requested(void)
1525 int r = reset_requested;
1526 reset_requested = 0;
1530 static int qemu_suspend_requested(void)
1532 int r = suspend_requested;
1533 suspend_requested = 0;
1537 static WakeupReason qemu_wakeup_requested(void)
1539 return wakeup_reason;
1542 static int qemu_powerdown_requested(void)
1544 int r = powerdown_requested;
1545 powerdown_requested = 0;
1549 static int qemu_debug_requested(void)
1551 int r = debug_requested;
1552 debug_requested = 0;
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)
1592 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1594 if (mc && mc->reset) {
1597 qemu_devices_reset();
1600 qapi_event_send_reset(&error_abort);
1602 cpu_synchronize_all_post_reset();
1605 void qemu_system_reset_request(void)
1608 shutdown_requested = 1;
1610 reset_requested = 1;
1613 qemu_notify_event();
1616 static void qemu_system_suspend(void)
1619 notifier_list_notify(&suspend_notifiers, NULL);
1620 runstate_set(RUN_STATE_SUSPENDED);
1621 qapi_event_send_suspend(&error_abort);
1624 void qemu_system_suspend_request(void)
1626 if (runstate_check(RUN_STATE_SUSPENDED)) {
1629 suspend_requested = 1;
1631 qemu_notify_event();
1634 void qemu_register_suspend_notifier(Notifier *notifier)
1636 notifier_list_add(&suspend_notifiers, notifier);
1639 void qemu_system_wakeup_request(WakeupReason reason)
1641 trace_system_wakeup_request(reason);
1643 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1646 if (!(wakeup_reason_mask & (1 << reason))) {
1649 runstate_set(RUN_STATE_RUNNING);
1650 wakeup_reason = reason;
1651 qemu_notify_event();
1654 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1657 wakeup_reason_mask |= (1 << reason);
1659 wakeup_reason_mask &= ~(1 << reason);
1663 void qemu_register_wakeup_notifier(Notifier *notifier)
1665 notifier_list_add(&wakeup_notifiers, notifier);
1668 void qemu_system_killed(int signal, pid_t pid)
1670 shutdown_signal = signal;
1673 qemu_system_shutdown_request();
1676 void qemu_system_shutdown_request(void)
1678 trace_qemu_system_shutdown_request();
1679 shutdown_requested = 1;
1680 qemu_notify_event();
1683 static void qemu_system_powerdown(void)
1685 qapi_event_send_powerdown(&error_abort);
1686 notifier_list_notify(&powerdown_notifiers, NULL);
1689 void qemu_system_powerdown_request(void)
1691 trace_qemu_system_powerdown_request();
1692 powerdown_requested = 1;
1693 qemu_notify_event();
1696 void qemu_register_powerdown_notifier(Notifier *notifier)
1698 notifier_list_add(&powerdown_notifiers, notifier);
1701 void qemu_system_debug_request(void)
1703 debug_requested = 1;
1704 qemu_notify_event();
1707 static bool main_loop_should_exit(void)
1710 if (qemu_debug_requested()) {
1711 vm_stop(RUN_STATE_DEBUG);
1713 if (qemu_suspend_requested()) {
1714 qemu_system_suspend();
1716 if (qemu_shutdown_requested()) {
1718 qapi_event_send_shutdown(&error_abort);
1720 vm_stop(RUN_STATE_SHUTDOWN);
1725 if (qemu_reset_requested()) {
1727 cpu_synchronize_all_states();
1728 qemu_system_reset(VMRESET_REPORT);
1730 if (runstate_needs_reset()) {
1731 runstate_set(RUN_STATE_PAUSED);
1734 if (qemu_wakeup_requested()) {
1736 cpu_synchronize_all_states();
1737 qemu_system_reset(VMRESET_SILENT);
1738 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1739 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1741 qapi_event_send_wakeup(&error_abort);
1743 if (qemu_powerdown_requested()) {
1744 qemu_system_powerdown();
1746 if (qemu_vmstop_requested(&r)) {
1752 static void main_loop(void)
1756 #ifdef CONFIG_PROFILER
1760 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1761 #ifdef CONFIG_PROFILER
1762 ti = profile_getclock();
1764 last_io = main_loop_wait(nonblocking);
1765 #ifdef CONFIG_PROFILER
1766 dev_time += profile_getclock() - ti;
1768 } while (!main_loop_should_exit());
1771 static void version(void)
1773 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1776 static void help(int exitcode)
1779 printf("usage: %s [options] [disk_image]\n\n"
1780 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1781 error_get_progname());
1783 #define QEMU_OPTIONS_GENERATE_HELP
1784 #include "qemu-options-wrapper.h"
1786 printf("\nDuring emulation, the following keys are useful:\n"
1787 "ctrl-alt-f toggle full screen\n"
1788 "ctrl-alt-n switch to virtual console 'n'\n"
1789 "ctrl-alt toggle mouse and keyboard grab\n"
1791 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1796 #define HAS_ARG 0x0001
1798 typedef struct QEMUOption {
1805 static const QEMUOption qemu_options[] = {
1806 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1807 #define QEMU_OPTIONS_GENERATE_OPTIONS
1808 #include "qemu-options-wrapper.h"
1812 static bool vga_available(void)
1814 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1817 static bool cirrus_vga_available(void)
1819 return object_class_by_name("cirrus-vga")
1820 || object_class_by_name("isa-cirrus-vga");
1823 static bool vmware_vga_available(void)
1825 return object_class_by_name("vmware-svga");
1828 static bool qxl_vga_available(void)
1830 return object_class_by_name("qxl-vga");
1833 static bool tcx_vga_available(void)
1835 return object_class_by_name("SUNW,tcx");
1838 static bool cg3_vga_available(void)
1840 return object_class_by_name("cgthree");
1843 static void select_vgahw (const char *p)
1847 assert(vga_interface_type == VGA_NONE);
1848 if (strstart(p, "std", &opts)) {
1849 if (vga_available()) {
1850 vga_interface_type = VGA_STD;
1852 fprintf(stderr, "Error: standard VGA not available\n");
1855 } else if (strstart(p, "cirrus", &opts)) {
1856 if (cirrus_vga_available()) {
1857 vga_interface_type = VGA_CIRRUS;
1859 fprintf(stderr, "Error: Cirrus VGA not available\n");
1862 } else if (strstart(p, "vmware", &opts)) {
1863 if (vmware_vga_available()) {
1864 vga_interface_type = VGA_VMWARE;
1866 fprintf(stderr, "Error: VMWare SVGA not available\n");
1869 } else if (strstart(p, "xenfb", &opts)) {
1870 vga_interface_type = VGA_XENFB;
1871 } else if (strstart(p, "qxl", &opts)) {
1872 if (qxl_vga_available()) {
1873 vga_interface_type = VGA_QXL;
1875 fprintf(stderr, "Error: QXL VGA not available\n");
1878 } else if (strstart(p, "tcx", &opts)) {
1879 if (tcx_vga_available()) {
1880 vga_interface_type = VGA_TCX;
1882 fprintf(stderr, "Error: TCX framebuffer not available\n");
1885 } else if (strstart(p, "cg3", &opts)) {
1886 if (cg3_vga_available()) {
1887 vga_interface_type = VGA_CG3;
1889 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1892 } else if (!strstart(p, "none", &opts)) {
1894 fprintf(stderr, "Unknown vga type: %s\n", p);
1898 const char *nextopt;
1900 if (strstart(opts, ",retrace=", &nextopt)) {
1902 if (strstart(opts, "dumb", &nextopt))
1903 vga_retrace_method = VGA_RETRACE_DUMB;
1904 else if (strstart(opts, "precise", &nextopt))
1905 vga_retrace_method = VGA_RETRACE_PRECISE;
1906 else goto invalid_vga;
1907 } else goto invalid_vga;
1912 static DisplayType select_display(const char *p)
1915 DisplayType display = DT_DEFAULT;
1917 if (strstart(p, "sdl", &opts)) {
1921 const char *nextopt;
1923 if (strstart(opts, ",frame=", &nextopt)) {
1925 if (strstart(opts, "on", &nextopt)) {
1927 } else if (strstart(opts, "off", &nextopt)) {
1930 goto invalid_sdl_args;
1932 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1934 if (strstart(opts, "on", &nextopt)) {
1936 } else if (strstart(opts, "off", &nextopt)) {
1939 goto invalid_sdl_args;
1941 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1943 if (strstart(opts, "on", &nextopt)) {
1945 } else if (strstart(opts, "off", &nextopt)) {
1948 goto invalid_sdl_args;
1950 } else if (strstart(opts, ",window_close=", &nextopt)) {
1952 if (strstart(opts, "on", &nextopt)) {
1954 } else if (strstart(opts, "off", &nextopt)) {
1957 goto invalid_sdl_args;
1961 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1967 fprintf(stderr, "SDL support is disabled\n");
1970 } else if (strstart(p, "vnc", &opts)) {
1975 const char *nextopt;
1977 if (strstart(opts, "=", &nextopt)) {
1978 vnc_display = nextopt;
1982 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1986 fprintf(stderr, "VNC support is disabled\n");
1989 } else if (strstart(p, "curses", &opts)) {
1990 #ifdef CONFIG_CURSES
1991 display = DT_CURSES;
1993 fprintf(stderr, "Curses support is disabled\n");
1996 } else if (strstart(p, "gtk", &opts)) {
2000 const char *nextopt;
2002 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2004 if (strstart(opts, "on", &nextopt)) {
2005 grab_on_hover = true;
2006 } else if (strstart(opts, "off", &nextopt)) {
2007 grab_on_hover = false;
2009 goto invalid_gtk_args;
2013 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2019 fprintf(stderr, "GTK support is disabled\n");
2022 } else if (strstart(p, "none", &opts)) {
2025 fprintf(stderr, "Unknown display type: %s\n", p);
2032 static int balloon_parse(const char *arg)
2036 if (strcmp(arg, "none") == 0) {
2040 if (!strncmp(arg, "virtio", 6)) {
2041 if (arg[6] == ',') {
2042 /* have params -> parse them */
2043 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2047 /* create empty opts */
2048 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2051 qemu_opt_set(opts, "driver", "virtio-balloon");
2058 char *qemu_find_file(int type, const char *name)
2064 /* Try the name as a straight path first */
2065 if (access(name, R_OK) == 0) {
2066 trace_load_file(name, name);
2067 return g_strdup(name);
2071 case QEMU_FILE_TYPE_BIOS:
2074 case QEMU_FILE_TYPE_KEYMAP:
2075 subdir = "keymaps/";
2081 for (i = 0; i < data_dir_idx; i++) {
2082 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2083 if (access(buf, R_OK) == 0) {
2084 trace_load_file(name, buf);
2092 static int device_help_func(QemuOpts *opts, void *opaque)
2094 return qdev_device_help(opts);
2097 static int device_init_func(QemuOpts *opts, void *opaque)
2101 dev = qdev_device_add(opts);
2104 object_unref(OBJECT(dev));
2108 static int chardev_init_func(QemuOpts *opts, void *opaque)
2110 Error *local_err = NULL;
2112 qemu_chr_new_from_opts(opts, NULL, &local_err);
2114 error_report("%s", error_get_pretty(local_err));
2115 error_free(local_err);
2121 #ifdef CONFIG_VIRTFS
2122 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2125 ret = qemu_fsdev_add(opts);
2131 static int mon_init_func(QemuOpts *opts, void *opaque)
2133 CharDriverState *chr;
2134 const char *chardev;
2138 mode = qemu_opt_get(opts, "mode");
2142 if (strcmp(mode, "readline") == 0) {
2143 flags = MONITOR_USE_READLINE;
2144 } else if (strcmp(mode, "control") == 0) {
2145 flags = MONITOR_USE_CONTROL;
2147 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2151 if (qemu_opt_get_bool(opts, "pretty", 0))
2152 flags |= MONITOR_USE_PRETTY;
2154 if (qemu_opt_get_bool(opts, "default", 0))
2155 flags |= MONITOR_IS_DEFAULT;
2157 chardev = qemu_opt_get(opts, "chardev");
2158 chr = qemu_chr_find(chardev);
2160 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2164 qemu_chr_fe_claim_no_fail(chr);
2165 monitor_init(chr, flags);
2169 static void monitor_parse(const char *optarg, const char *mode, bool pretty)
2171 static int monitor_device_index = 0;
2177 if (strstart(optarg, "chardev:", &p)) {
2178 snprintf(label, sizeof(label), "%s", p);
2180 snprintf(label, sizeof(label), "compat_monitor%d",
2181 monitor_device_index);
2182 if (monitor_device_index == 0) {
2185 opts = qemu_chr_parse_compat(label, optarg);
2187 fprintf(stderr, "parse error: %s\n", optarg);
2192 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2194 fprintf(stderr, "duplicate chardev: %s\n", label);
2197 qemu_opt_set(opts, "mode", mode);
2198 qemu_opt_set(opts, "chardev", label);
2199 qemu_opt_set_bool(opts, "pretty", pretty);
2201 qemu_opt_set(opts, "default", "on");
2202 monitor_device_index++;
2205 struct device_config {
2207 DEV_USB, /* -usbdevice */
2209 DEV_SERIAL, /* -serial */
2210 DEV_PARALLEL, /* -parallel */
2211 DEV_VIRTCON, /* -virtioconsole */
2212 DEV_DEBUGCON, /* -debugcon */
2213 DEV_GDB, /* -gdb, -s */
2214 DEV_SCLP, /* s390 sclp */
2216 const char *cmdline;
2218 QTAILQ_ENTRY(device_config) next;
2221 static QTAILQ_HEAD(, device_config) device_configs =
2222 QTAILQ_HEAD_INITIALIZER(device_configs);
2224 static void add_device_config(int type, const char *cmdline)
2226 struct device_config *conf;
2228 conf = g_malloc0(sizeof(*conf));
2230 conf->cmdline = cmdline;
2231 loc_save(&conf->loc);
2232 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2235 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2237 struct device_config *conf;
2240 QTAILQ_FOREACH(conf, &device_configs, next) {
2241 if (conf->type != type)
2243 loc_push_restore(&conf->loc);
2244 rc = func(conf->cmdline);
2245 loc_pop(&conf->loc);
2253 static int serial_parse(const char *devname)
2255 static int index = 0;
2258 if (strcmp(devname, "none") == 0)
2260 if (index == MAX_SERIAL_PORTS) {
2261 fprintf(stderr, "qemu: too many serial ports\n");
2264 snprintf(label, sizeof(label), "serial%d", index);
2265 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2266 if (!serial_hds[index]) {
2267 fprintf(stderr, "qemu: could not connect serial device"
2268 " to character backend '%s'\n", devname);
2275 static int parallel_parse(const char *devname)
2277 static int index = 0;
2280 if (strcmp(devname, "none") == 0)
2282 if (index == MAX_PARALLEL_PORTS) {
2283 fprintf(stderr, "qemu: too many parallel ports\n");
2286 snprintf(label, sizeof(label), "parallel%d", index);
2287 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2288 if (!parallel_hds[index]) {
2289 fprintf(stderr, "qemu: could not connect parallel device"
2290 " to character backend '%s'\n", devname);
2297 static int virtcon_parse(const char *devname)
2299 QemuOptsList *device = qemu_find_opts("device");
2300 static int index = 0;
2302 QemuOpts *bus_opts, *dev_opts;
2304 if (strcmp(devname, "none") == 0)
2306 if (index == MAX_VIRTIO_CONSOLES) {
2307 fprintf(stderr, "qemu: too many virtio consoles\n");
2311 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2312 if (arch_type == QEMU_ARCH_S390X) {
2313 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2315 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2318 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2319 qemu_opt_set(dev_opts, "driver", "virtconsole");
2321 snprintf(label, sizeof(label), "virtcon%d", index);
2322 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2323 if (!virtcon_hds[index]) {
2324 fprintf(stderr, "qemu: could not connect virtio console"
2325 " to character backend '%s'\n", devname);
2328 qemu_opt_set(dev_opts, "chardev", label);
2334 static int sclp_parse(const char *devname)
2336 QemuOptsList *device = qemu_find_opts("device");
2337 static int index = 0;
2341 if (strcmp(devname, "none") == 0) {
2344 if (index == MAX_SCLP_CONSOLES) {
2345 fprintf(stderr, "qemu: too many sclp consoles\n");
2349 assert(arch_type == QEMU_ARCH_S390X);
2351 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2352 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2354 snprintf(label, sizeof(label), "sclpcon%d", index);
2355 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2356 if (!sclp_hds[index]) {
2357 fprintf(stderr, "qemu: could not connect sclp console"
2358 " to character backend '%s'\n", devname);
2361 qemu_opt_set(dev_opts, "chardev", label);
2367 static int debugcon_parse(const char *devname)
2371 if (!qemu_chr_new("debugcon", devname, NULL)) {
2374 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2376 fprintf(stderr, "qemu: already have a debugcon device\n");
2379 qemu_opt_set(opts, "driver", "isa-debugcon");
2380 qemu_opt_set(opts, "chardev", "debugcon");
2384 static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2386 const MachineClass *mc1 = a, *mc2 = b;
2389 if (mc1->family == NULL) {
2390 if (mc2->family == NULL) {
2391 /* Compare standalone machine types against each other; they sort
2392 * in increasing order.
2394 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2395 object_class_get_name(OBJECT_CLASS(mc2)));
2398 /* Standalone machine types sort after families. */
2402 if (mc2->family == NULL) {
2403 /* Families sort before standalone machine types. */
2407 /* Families sort between each other alphabetically increasingly. */
2408 res = strcmp(mc1->family, mc2->family);
2413 /* Within the same family, machine types sort in decreasing order. */
2414 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2415 object_class_get_name(OBJECT_CLASS(mc1)));
2418 static MachineClass *machine_parse(const char *name)
2420 MachineClass *mc = NULL;
2421 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2424 mc = find_machine(name);
2429 if (name && !is_help_option(name)) {
2430 error_report("Unsupported machine type");
2431 error_printf("Use -machine help to list supported machines!\n");
2433 printf("Supported machines are:\n");
2434 machines = g_slist_sort(machines, machine_class_cmp);
2435 for (el = machines; el; el = el->next) {
2436 MachineClass *mc = el->data;
2438 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2440 printf("%-20s %s%s\n", mc->name, mc->desc,
2441 mc->is_default ? " (default)" : "");
2445 g_slist_free(machines);
2446 exit(!name || !is_help_option(name));
2449 void qemu_add_exit_notifier(Notifier *notify)
2451 notifier_list_add(&exit_notifiers, notify);
2454 void qemu_remove_exit_notifier(Notifier *notify)
2456 notifier_remove(notify);
2459 static void qemu_run_exit_notifiers(void)
2461 notifier_list_notify(&exit_notifiers, NULL);
2464 void qemu_add_machine_init_done_notifier(Notifier *notify)
2466 notifier_list_add(&machine_init_done_notifiers, notify);
2469 static void qemu_run_machine_init_done_notifiers(void)
2471 notifier_list_notify(&machine_init_done_notifiers, NULL);
2474 static const QEMUOption *lookup_opt(int argc, char **argv,
2475 const char **poptarg, int *poptind)
2477 const QEMUOption *popt;
2478 int optind = *poptind;
2479 char *r = argv[optind];
2482 loc_set_cmdline(argv, optind, 1);
2484 /* Treat --foo the same as -foo. */
2487 popt = qemu_options;
2490 error_report("invalid option");
2493 if (!strcmp(popt->name, r + 1))
2497 if (popt->flags & HAS_ARG) {
2498 if (optind >= argc) {
2499 error_report("requires an argument");
2502 optarg = argv[optind++];
2503 loc_set_cmdline(argv, optind - 2, 2);
2514 static gpointer malloc_and_trace(gsize n_bytes)
2516 void *ptr = malloc(n_bytes);
2517 trace_g_malloc(n_bytes, ptr);
2521 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2523 void *ptr = realloc(mem, n_bytes);
2524 trace_g_realloc(mem, n_bytes, ptr);
2528 static void free_and_trace(gpointer mem)
2534 static int machine_set_property(const char *name, const char *value,
2537 Object *obj = OBJECT(opaque);
2538 StringInputVisitor *siv;
2539 Error *local_err = NULL;
2542 if (strcmp(name, "type") == 0) {
2546 qom_name = g_strdup(name);
2554 siv = string_input_visitor_new(value);
2555 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
2556 string_input_visitor_cleanup(siv);
2560 qerror_report_err(local_err);
2561 error_free(local_err);
2568 static int object_create(QemuOpts *opts, void *opaque)
2577 ov = opts_visitor_new(opts);
2578 pdict = qemu_opts_to_qdict(opts, NULL);
2580 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2585 qdict_del(pdict, "qom-type");
2586 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2591 qdict_del(pdict, "id");
2592 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2597 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2601 visit_end_struct(opts_get_visitor(ov), &err);
2603 qmp_object_del(id, NULL);
2607 opts_visitor_cleanup(ov);
2614 qerror_report_err(err);
2621 int main(int argc, char **argv, char **envp)
2624 int snapshot, linux_boot;
2625 const char *initrd_filename;
2626 const char *kernel_filename, *kernel_cmdline;
2627 const char *boot_order;
2629 int cyls, heads, secs, translation;
2630 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2631 QemuOptsList *olist;
2634 const char *loadvm = NULL;
2635 MachineClass *machine_class;
2636 const char *cpu_model;
2637 const char *vga_model = NULL;
2638 const char *qtest_chrdev = NULL;
2639 const char *qtest_log = NULL;
2640 const char *pid_file = NULL;
2641 const char *incoming = NULL;
2643 int show_vnc_port = 0;
2645 bool defconfig = true;
2646 bool userconfig = true;
2647 const char *log_mask = NULL;
2648 const char *log_file = NULL;
2649 GMemVTable mem_trace = {
2650 .malloc = malloc_and_trace,
2651 .realloc = realloc_and_trace,
2652 .free = free_and_trace,
2654 const char *trace_events = NULL;
2655 const char *trace_file = NULL;
2656 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2658 ram_addr_t maxram_size = default_ram_size;
2659 uint64_t ram_slots = 0;
2660 FILE *vmstate_dump_file = NULL;
2661 Error *main_loop_err = NULL;
2663 atexit(qemu_run_exit_notifiers);
2664 error_set_progname(argv[0]);
2665 qemu_init_exec_dir(argv[0]);
2667 g_mem_set_vtable(&mem_trace);
2669 module_call_init(MODULE_INIT_QOM);
2671 qemu_add_opts(&qemu_drive_opts);
2672 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2673 qemu_add_drive_opts(&qemu_common_drive_opts);
2674 qemu_add_drive_opts(&qemu_drive_opts);
2675 qemu_add_opts(&qemu_chardev_opts);
2676 qemu_add_opts(&qemu_device_opts);
2677 qemu_add_opts(&qemu_netdev_opts);
2678 qemu_add_opts(&qemu_net_opts);
2679 qemu_add_opts(&qemu_rtc_opts);
2680 qemu_add_opts(&qemu_global_opts);
2681 qemu_add_opts(&qemu_mon_opts);
2682 qemu_add_opts(&qemu_trace_opts);
2683 qemu_add_opts(&qemu_option_rom_opts);
2684 qemu_add_opts(&qemu_machine_opts);
2685 qemu_add_opts(&qemu_mem_opts);
2686 qemu_add_opts(&qemu_smp_opts);
2687 qemu_add_opts(&qemu_boot_opts);
2688 qemu_add_opts(&qemu_sandbox_opts);
2689 qemu_add_opts(&qemu_add_fd_opts);
2690 qemu_add_opts(&qemu_object_opts);
2691 qemu_add_opts(&qemu_tpmdev_opts);
2692 qemu_add_opts(&qemu_realtime_opts);
2693 qemu_add_opts(&qemu_msg_opts);
2694 qemu_add_opts(&qemu_name_opts);
2695 qemu_add_opts(&qemu_numa_opts);
2696 qemu_add_opts(&qemu_icount_opts);
2697 qemu_add_opts(&qemu_semihosting_config_opts);
2701 rtc_clock = QEMU_CLOCK_HOST;
2703 QLIST_INIT (&vm_change_state_head);
2704 os_setup_early_signal_handling();
2706 module_call_init(MODULE_INIT_MACHINE);
2707 machine_class = find_default_machine();
2709 ram_size = default_ram_size;
2711 cyls = heads = secs = 0;
2712 translation = BIOS_ATA_TRANSLATION_AUTO;
2714 for (i = 0; i < MAX_NODES; i++) {
2715 numa_info[i].node_mem = 0;
2716 numa_info[i].present = false;
2717 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
2721 max_numa_nodeid = 0;
2724 bdrv_init_with_whitelist();
2728 /* first pass of option parsing */
2730 while (optind < argc) {
2731 if (argv[optind][0] != '-') {
2735 const QEMUOption *popt;
2737 popt = lookup_opt(argc, argv, &optarg, &optind);
2738 switch (popt->index) {
2739 case QEMU_OPTION_nodefconfig:
2742 case QEMU_OPTION_nouserconfig:
2751 ret = qemu_read_default_config_files(userconfig);
2757 /* second pass of option parsing */
2762 if (argv[optind][0] != '-') {
2763 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2765 const QEMUOption *popt;
2767 popt = lookup_opt(argc, argv, &optarg, &optind);
2768 if (!(popt->arch_mask & arch_type)) {
2769 printf("Option %s not supported for this target\n", popt->name);
2772 switch(popt->index) {
2774 machine_class = machine_parse(optarg);
2776 case QEMU_OPTION_no_kvm_irqchip: {
2777 olist = qemu_find_opts("machine");
2778 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2781 case QEMU_OPTION_cpu:
2782 /* hw initialization will check this */
2785 case QEMU_OPTION_hda:
2789 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2791 snprintf(buf, sizeof(buf),
2792 "%s,cyls=%d,heads=%d,secs=%d%s",
2793 HD_OPTS , cyls, heads, secs,
2794 translation == BIOS_ATA_TRANSLATION_LBA ?
2796 translation == BIOS_ATA_TRANSLATION_NONE ?
2797 ",trans=none" : "");
2798 drive_add(IF_DEFAULT, 0, optarg, buf);
2801 case QEMU_OPTION_hdb:
2802 case QEMU_OPTION_hdc:
2803 case QEMU_OPTION_hdd:
2804 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2807 case QEMU_OPTION_drive:
2808 if (drive_def(optarg) == NULL) {
2812 case QEMU_OPTION_set:
2813 if (qemu_set_option(optarg) != 0)
2816 case QEMU_OPTION_global:
2817 if (qemu_global_option(optarg) != 0)
2820 case QEMU_OPTION_mtdblock:
2821 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2823 case QEMU_OPTION_sd:
2824 drive_add(IF_SD, -1, optarg, SD_OPTS);
2826 case QEMU_OPTION_pflash:
2827 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2829 case QEMU_OPTION_snapshot:
2832 case QEMU_OPTION_hdachs:
2836 cyls = strtol(p, (char **)&p, 0);
2837 if (cyls < 1 || cyls > 16383)
2842 heads = strtol(p, (char **)&p, 0);
2843 if (heads < 1 || heads > 16)
2848 secs = strtol(p, (char **)&p, 0);
2849 if (secs < 1 || secs > 63)
2853 if (!strcmp(p, "large")) {
2854 translation = BIOS_ATA_TRANSLATION_LARGE;
2855 } else if (!strcmp(p, "rechs")) {
2856 translation = BIOS_ATA_TRANSLATION_RECHS;
2857 } else if (!strcmp(p, "none")) {
2858 translation = BIOS_ATA_TRANSLATION_NONE;
2859 } else if (!strcmp(p, "lba")) {
2860 translation = BIOS_ATA_TRANSLATION_LBA;
2861 } else if (!strcmp(p, "auto")) {
2862 translation = BIOS_ATA_TRANSLATION_AUTO;
2866 } else if (*p != '\0') {
2868 fprintf(stderr, "qemu: invalid physical CHS format\n");
2871 if (hda_opts != NULL) {
2873 snprintf(num, sizeof(num), "%d", cyls);
2874 qemu_opt_set(hda_opts, "cyls", num);
2875 snprintf(num, sizeof(num), "%d", heads);
2876 qemu_opt_set(hda_opts, "heads", num);
2877 snprintf(num, sizeof(num), "%d", secs);
2878 qemu_opt_set(hda_opts, "secs", num);
2879 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2880 qemu_opt_set(hda_opts, "trans", "large");
2881 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2882 qemu_opt_set(hda_opts, "trans", "rechs");
2883 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
2884 qemu_opt_set(hda_opts, "trans", "lba");
2885 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
2886 qemu_opt_set(hda_opts, "trans", "none");
2891 case QEMU_OPTION_numa:
2892 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2897 case QEMU_OPTION_display:
2898 display_type = select_display(optarg);
2900 case QEMU_OPTION_nographic:
2901 display_type = DT_NOGRAPHIC;
2903 case QEMU_OPTION_curses:
2904 #ifdef CONFIG_CURSES
2905 display_type = DT_CURSES;
2907 fprintf(stderr, "Curses support is disabled\n");
2911 case QEMU_OPTION_portrait:
2912 graphic_rotate = 90;
2914 case QEMU_OPTION_rotate:
2915 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2916 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2917 graphic_rotate != 180 && graphic_rotate != 270) {
2919 "qemu: only 90, 180, 270 deg rotation is available\n");
2923 case QEMU_OPTION_kernel:
2924 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2926 case QEMU_OPTION_initrd:
2927 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2929 case QEMU_OPTION_append:
2930 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2932 case QEMU_OPTION_dtb:
2933 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2935 case QEMU_OPTION_cdrom:
2936 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2938 case QEMU_OPTION_boot:
2939 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
2944 case QEMU_OPTION_fda:
2945 case QEMU_OPTION_fdb:
2946 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2949 case QEMU_OPTION_no_fd_bootchk:
2952 case QEMU_OPTION_netdev:
2953 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2957 case QEMU_OPTION_net:
2958 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2962 #ifdef CONFIG_LIBISCSI
2963 case QEMU_OPTION_iscsi:
2964 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2971 case QEMU_OPTION_tftp:
2972 legacy_tftp_prefix = optarg;
2974 case QEMU_OPTION_bootp:
2975 legacy_bootp_filename = optarg;
2977 case QEMU_OPTION_redir:
2978 if (net_slirp_redir(optarg) < 0)
2982 case QEMU_OPTION_bt:
2983 add_device_config(DEV_BT, optarg);
2985 case QEMU_OPTION_audio_help:
2989 case QEMU_OPTION_soundhw:
2990 select_soundhw (optarg);
2995 case QEMU_OPTION_version:
2999 case QEMU_OPTION_m: {
3001 const char *mem_str;
3002 const char *maxmem_str, *slots_str;
3004 opts = qemu_opts_parse(qemu_find_opts("memory"),
3010 mem_str = qemu_opt_get(opts, "size");
3012 error_report("invalid -m option, missing 'size' option");
3016 error_report("missing 'size' option value");
3020 sz = qemu_opt_get_size(opts, "size", ram_size);
3022 /* Fix up legacy suffix-less format */
3023 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3024 uint64_t overflow_check = sz;
3027 if ((sz >> 20) != overflow_check) {
3028 error_report("too large 'size' option value");
3033 /* backward compatibility behaviour for case "-m 0" */
3035 sz = default_ram_size;
3038 sz = QEMU_ALIGN_UP(sz, 8192);
3040 if (ram_size != sz) {
3041 error_report("ram size too large");
3044 maxram_size = ram_size;
3046 maxmem_str = qemu_opt_get(opts, "maxmem");
3047 slots_str = qemu_opt_get(opts, "slots");
3048 if (maxmem_str && slots_str) {
3051 sz = qemu_opt_get_size(opts, "maxmem", 0);
3052 if (sz < ram_size) {
3053 error_report("invalid -m option value: maxmem "
3054 "(0x%" PRIx64 ") <= initial memory (0x"
3055 RAM_ADDR_FMT ")", sz, ram_size);
3059 slots = qemu_opt_get_number(opts, "slots", 0);
3060 if ((sz > ram_size) && !slots) {
3061 error_report("invalid -m option value: maxmem "
3062 "(0x%" PRIx64 ") more than initial memory (0x"
3063 RAM_ADDR_FMT ") but no hotplug slots where "
3064 "specified", sz, ram_size);
3068 if ((sz <= ram_size) && slots) {
3069 error_report("invalid -m option value: %"
3070 PRIu64 " hotplug slots where specified but "
3071 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3072 RAM_ADDR_FMT ")", slots, sz, ram_size);
3077 } else if ((!maxmem_str && slots_str) ||
3078 (maxmem_str && !slots_str)) {
3079 error_report("invalid -m option value: missing "
3080 "'%s' option", slots_str ? "maxmem" : "slots");
3086 case QEMU_OPTION_tpmdev:
3087 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3092 case QEMU_OPTION_mempath:
3095 case QEMU_OPTION_mem_prealloc:
3105 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3107 case QEMU_OPTION_gdb:
3108 add_device_config(DEV_GDB, optarg);
3111 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3112 data_dir[data_dir_idx++] = optarg;
3115 case QEMU_OPTION_bios:
3116 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3118 case QEMU_OPTION_singlestep:
3125 keyboard_layout = optarg;
3127 case QEMU_OPTION_localtime:
3130 case QEMU_OPTION_vga:
3139 w = strtol(p, (char **)&p, 10);
3142 fprintf(stderr, "qemu: invalid resolution or depth\n");
3148 h = strtol(p, (char **)&p, 10);
3153 depth = strtol(p, (char **)&p, 10);
3154 if (depth != 8 && depth != 15 && depth != 16 &&
3155 depth != 24 && depth != 32)
3157 } else if (*p == '\0') {
3158 depth = graphic_depth;
3165 graphic_depth = depth;
3168 case QEMU_OPTION_echr:
3171 term_escape_char = strtol(optarg, &r, 0);
3173 printf("Bad argument to echr\n");
3176 case QEMU_OPTION_monitor:
3177 default_monitor = 0;
3178 if (strncmp(optarg, "none", 4)) {
3179 monitor_parse(optarg, "readline", false);
3182 case QEMU_OPTION_qmp:
3183 monitor_parse(optarg, "control", false);
3184 default_monitor = 0;
3186 case QEMU_OPTION_qmp_pretty:
3187 monitor_parse(optarg, "control", true);
3188 default_monitor = 0;
3190 case QEMU_OPTION_mon:
3191 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3195 default_monitor = 0;
3197 case QEMU_OPTION_chardev:
3198 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3203 case QEMU_OPTION_fsdev:
3204 olist = qemu_find_opts("fsdev");
3206 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3209 opts = qemu_opts_parse(olist, optarg, 1);
3214 case QEMU_OPTION_virtfs: {
3217 const char *writeout, *sock_fd, *socket;
3219 olist = qemu_find_opts("virtfs");
3221 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3224 opts = qemu_opts_parse(olist, optarg, 1);
3229 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3230 qemu_opt_get(opts, "mount_tag") == NULL) {
3231 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3234 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3235 qemu_opt_get(opts, "mount_tag"),
3238 fprintf(stderr, "duplicate fsdev id: %s\n",
3239 qemu_opt_get(opts, "mount_tag"));
3243 writeout = qemu_opt_get(opts, "writeout");
3245 #ifdef CONFIG_SYNC_FILE_RANGE
3246 qemu_opt_set(fsdev, "writeout", writeout);
3248 fprintf(stderr, "writeout=immediate not supported on "
3253 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3254 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3255 qemu_opt_set(fsdev, "security_model",
3256 qemu_opt_get(opts, "security_model"));
3257 socket = qemu_opt_get(opts, "socket");
3259 qemu_opt_set(fsdev, "socket", socket);
3261 sock_fd = qemu_opt_get(opts, "sock_fd");
3263 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3266 qemu_opt_set_bool(fsdev, "readonly",
3267 qemu_opt_get_bool(opts, "readonly", 0));
3268 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3270 qemu_opt_set(device, "driver", "virtio-9p-pci");
3271 qemu_opt_set(device, "fsdev",
3272 qemu_opt_get(opts, "mount_tag"));
3273 qemu_opt_set(device, "mount_tag",
3274 qemu_opt_get(opts, "mount_tag"));
3277 case QEMU_OPTION_virtfs_synth: {
3281 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3284 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3287 qemu_opt_set(fsdev, "fsdriver", "synth");
3289 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3291 qemu_opt_set(device, "driver", "virtio-9p-pci");
3292 qemu_opt_set(device, "fsdev", "v_synth");
3293 qemu_opt_set(device, "mount_tag", "v_synth");
3296 case QEMU_OPTION_serial:
3297 add_device_config(DEV_SERIAL, optarg);
3299 if (strncmp(optarg, "mon:", 4) == 0) {
3300 default_monitor = 0;
3303 case QEMU_OPTION_watchdog:
3306 "qemu: only one watchdog option may be given\n");
3311 case QEMU_OPTION_watchdog_action:
3312 if (select_watchdog_action(optarg) == -1) {
3313 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3317 case QEMU_OPTION_virtiocon:
3318 add_device_config(DEV_VIRTCON, optarg);
3319 default_virtcon = 0;
3320 if (strncmp(optarg, "mon:", 4) == 0) {
3321 default_monitor = 0;
3324 case QEMU_OPTION_parallel:
3325 add_device_config(DEV_PARALLEL, optarg);
3326 default_parallel = 0;
3327 if (strncmp(optarg, "mon:", 4) == 0) {
3328 default_monitor = 0;
3331 case QEMU_OPTION_debugcon:
3332 add_device_config(DEV_DEBUGCON, optarg);
3334 case QEMU_OPTION_loadvm:
3337 case QEMU_OPTION_full_screen:
3340 case QEMU_OPTION_no_frame:
3343 case QEMU_OPTION_alt_grab:
3346 case QEMU_OPTION_ctrl_grab:
3349 case QEMU_OPTION_no_quit:
3352 case QEMU_OPTION_sdl:
3354 display_type = DT_SDL;
3357 fprintf(stderr, "SDL support is disabled\n");
3360 case QEMU_OPTION_pidfile:
3363 case QEMU_OPTION_win2k_hack:
3364 win2k_install_hack = 1;
3366 case QEMU_OPTION_rtc_td_hack: {
3367 static GlobalProperty slew_lost_ticks[] = {
3369 .driver = "mc146818rtc",
3370 .property = "lost_tick_policy",
3373 { /* end of list */ }
3376 qdev_prop_register_global_list(slew_lost_ticks);
3379 case QEMU_OPTION_acpitable:
3380 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3384 do_acpitable_option(opts);
3386 case QEMU_OPTION_smbios:
3387 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3391 do_smbios_option(opts);
3393 case QEMU_OPTION_enable_kvm:
3394 olist = qemu_find_opts("machine");
3395 qemu_opts_parse(olist, "accel=kvm", 0);
3397 case QEMU_OPTION_machine:
3398 olist = qemu_find_opts("machine");
3399 opts = qemu_opts_parse(olist, optarg, 1);
3403 optarg = qemu_opt_get(opts, "type");
3405 machine_class = machine_parse(optarg);
3408 case QEMU_OPTION_no_kvm:
3409 olist = qemu_find_opts("machine");
3410 qemu_opts_parse(olist, "accel=tcg", 0);
3412 case QEMU_OPTION_no_kvm_pit: {
3413 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3417 case QEMU_OPTION_no_kvm_pit_reinjection: {
3418 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3420 .driver = "kvm-pit",
3421 .property = "lost_tick_policy",
3424 { /* end of list */ }
3427 fprintf(stderr, "Warning: option deprecated, use "
3428 "lost_tick_policy property of kvm-pit instead.\n");
3429 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3432 case QEMU_OPTION_usb:
3433 olist = qemu_find_opts("machine");
3434 qemu_opts_parse(olist, "usb=on", 0);
3436 case QEMU_OPTION_usbdevice:
3437 olist = qemu_find_opts("machine");
3438 qemu_opts_parse(olist, "usb=on", 0);
3439 add_device_config(DEV_USB, optarg);
3441 case QEMU_OPTION_device:
3442 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3446 case QEMU_OPTION_smp:
3447 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3451 case QEMU_OPTION_vnc:
3454 vnc_display = optarg;
3456 fprintf(stderr, "VNC support is disabled\n");
3460 case QEMU_OPTION_no_acpi:
3463 case QEMU_OPTION_no_hpet:
3466 case QEMU_OPTION_balloon:
3467 if (balloon_parse(optarg) < 0) {
3468 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3472 case QEMU_OPTION_no_reboot:
3475 case QEMU_OPTION_no_shutdown:
3478 case QEMU_OPTION_show_cursor:
3481 case QEMU_OPTION_uuid:
3482 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3483 fprintf(stderr, "Fail to parse UUID string."
3484 " Wrong format.\n");
3487 qemu_uuid_set = true;
3489 case QEMU_OPTION_option_rom:
3490 if (nb_option_roms >= MAX_OPTION_ROMS) {
3491 fprintf(stderr, "Too many option ROMs\n");
3494 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3498 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3499 option_rom[nb_option_roms].bootindex =
3500 qemu_opt_get_number(opts, "bootindex", -1);
3501 if (!option_rom[nb_option_roms].name) {
3502 fprintf(stderr, "Option ROM file is not specified\n");
3507 case QEMU_OPTION_semihosting:
3508 semihosting_enabled = 1;
3509 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3511 case QEMU_OPTION_semihosting_config:
3512 semihosting_enabled = 1;
3513 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3516 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3518 const char *target = qemu_opt_get(opts, "target");
3519 if (target != NULL) {
3520 if (strcmp("native", target) == 0) {
3521 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3522 } else if (strcmp("gdb", target) == 0) {
3523 semihosting_target = SEMIHOSTING_TARGET_GDB;
3524 } else if (strcmp("auto", target) == 0) {
3525 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3527 fprintf(stderr, "Unsupported semihosting-config"
3533 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3536 fprintf(stderr, "Unsupported semihosting-config %s\n",
3541 case QEMU_OPTION_tdf:
3542 fprintf(stderr, "Warning: user space PIT time drift fix "
3543 "is no longer supported.\n");
3545 case QEMU_OPTION_name:
3546 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3551 case QEMU_OPTION_prom_env:
3552 if (nb_prom_envs >= MAX_PROM_ENVS) {
3553 fprintf(stderr, "Too many prom variables\n");
3556 prom_envs[nb_prom_envs] = optarg;
3559 case QEMU_OPTION_old_param:
3562 case QEMU_OPTION_clock:
3563 /* Clock options no longer exist. Keep this option for
3564 * backward compatibility.
3567 case QEMU_OPTION_startdate:
3568 configure_rtc_date_offset(optarg, 1);
3570 case QEMU_OPTION_rtc:
3571 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3575 configure_rtc(opts);
3577 case QEMU_OPTION_tb_size:
3578 tcg_tb_size = strtol(optarg, NULL, 0);
3579 if (tcg_tb_size < 0) {
3583 case QEMU_OPTION_icount:
3584 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3590 case QEMU_OPTION_incoming:
3592 runstate_set(RUN_STATE_INMIGRATE);
3594 case QEMU_OPTION_nodefaults:
3597 case QEMU_OPTION_xen_domid:
3598 if (!(xen_available())) {
3599 printf("Option %s not supported for this target\n", popt->name);
3602 xen_domid = atoi(optarg);
3604 case QEMU_OPTION_xen_create:
3605 if (!(xen_available())) {
3606 printf("Option %s not supported for this target\n", popt->name);
3609 xen_mode = XEN_CREATE;
3611 case QEMU_OPTION_xen_attach:
3612 if (!(xen_available())) {
3613 printf("Option %s not supported for this target\n", popt->name);
3616 xen_mode = XEN_ATTACH;
3618 case QEMU_OPTION_trace:
3620 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3624 trace_events = qemu_opt_get(opts, "events");
3625 trace_file = qemu_opt_get(opts, "file");
3628 case QEMU_OPTION_readconfig:
3630 int ret = qemu_read_config_file(optarg);
3632 fprintf(stderr, "read config %s: %s\n", optarg,
3638 case QEMU_OPTION_spice:
3639 olist = qemu_find_opts("spice");
3641 fprintf(stderr, "spice is not supported by this qemu build.\n");
3644 opts = qemu_opts_parse(olist, optarg, 0);
3650 case QEMU_OPTION_writeconfig:
3653 if (strcmp(optarg, "-") == 0) {
3656 fp = fopen(optarg, "w");
3658 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3662 qemu_config_write(fp);
3668 case QEMU_OPTION_qtest:
3669 qtest_chrdev = optarg;
3671 case QEMU_OPTION_qtest_log:
3674 case QEMU_OPTION_sandbox:
3675 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3680 case QEMU_OPTION_add_fd:
3682 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3687 error_report("File descriptor passing is disabled on this "
3692 case QEMU_OPTION_object:
3693 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3698 case QEMU_OPTION_realtime:
3699 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3703 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
3705 case QEMU_OPTION_msg:
3706 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3710 configure_msg(opts);
3712 case QEMU_OPTION_dump_vmstate:
3713 if (vmstate_dump_file) {
3714 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3715 "option may be given\n");
3718 vmstate_dump_file = fopen(optarg, "w");
3719 if (vmstate_dump_file == NULL) {
3720 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3725 os_parse_cmd_args(popt->index, optarg);
3733 if (qemu_init_main_loop(&main_loop_err)) {
3734 error_report("%s", error_get_pretty(main_loop_err));
3738 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3742 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3747 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3751 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3756 if (machine_class == NULL) {
3757 fprintf(stderr, "No machine specified, and there is no default.\n"
3758 "Use -machine help to list supported machines!\n");
3762 current_machine = MACHINE(object_new(object_class_get_name(
3763 OBJECT_CLASS(machine_class))));
3764 object_property_add_child(object_get_root(), "machine",
3765 OBJECT(current_machine), &error_abort);
3766 cpu_exec_init_all();
3768 if (machine_class->hw_version) {
3769 qemu_set_version(machine_class->hw_version);
3772 /* Init CPU def lists, based on config
3773 * - Must be called after all the qemu_read_config_file() calls
3774 * - Must be called before list_cpus()
3775 * - Must be called before machine->init()
3779 if (cpu_model && is_help_option(cpu_model)) {
3780 list_cpus(stdout, &fprintf, cpu_model);
3784 /* Open the logfile at this point, if necessary. We can't open the logfile
3785 * when encountering either of the logging options (-d or -D) because the
3786 * other one may be encountered later on the command line, changing the
3787 * location or level of logging.
3792 qemu_set_log_filename(log_file);
3795 mask = qemu_str_to_log_mask(log_mask);
3797 qemu_print_log_usage(stdout);
3803 if (!is_daemonized()) {
3804 if (!trace_init_backends(trace_events, trace_file)) {
3809 /* If no data_dir is specified then try to find it relative to the
3811 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3812 data_dir[data_dir_idx] = os_find_datadir();
3813 if (data_dir[data_dir_idx] != NULL) {
3817 /* If all else fails use the install path specified when building. */
3818 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3819 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3822 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3824 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
3825 if (smp_cpus > machine_class->max_cpus) {
3826 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3827 "supported by machine `%s' (%d)\n", smp_cpus,
3828 machine_class->name, machine_class->max_cpus);
3833 * Get the default machine options from the machine if it is not already
3834 * specified either by the configuration file or by the command line.
3836 if (machine_class->default_machine_opts) {
3837 qemu_opts_set_defaults(qemu_find_opts("machine"),
3838 machine_class->default_machine_opts, 0);
3841 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3842 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3844 if (!vga_model && !default_vga) {
3845 vga_interface_type = VGA_DEVICE;
3847 if (!has_defaults || machine_class->no_serial) {
3850 if (!has_defaults || machine_class->no_parallel) {
3851 default_parallel = 0;
3853 if (!has_defaults || !machine_class->use_virtcon) {
3854 default_virtcon = 0;
3856 if (!has_defaults || !machine_class->use_sclp) {
3859 if (!has_defaults || machine_class->no_floppy) {
3862 if (!has_defaults || machine_class->no_cdrom) {
3865 if (!has_defaults || machine_class->no_sdcard) {
3868 if (!has_defaults) {
3869 default_monitor = 0;
3874 if (is_daemonized()) {
3875 /* According to documentation and historically, -nographic redirects
3876 * serial port, parallel port and monitor to stdio, which does not work
3877 * with -daemonize. We can redirect these to null instead, but since
3878 * -nographic is legacy, let's just error out.
3879 * We disallow -nographic only if all other ports are not redirected
3880 * explicitly, to not break existing legacy setups which uses
3881 * -nographic _and_ redirects all ports explicitly - this is valid
3882 * usage, -nographic is just a no-op in this case.
3884 if (display_type == DT_NOGRAPHIC
3885 && (default_parallel || default_serial
3886 || default_monitor || default_virtcon)) {
3887 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3890 #ifdef CONFIG_CURSES
3891 if (display_type == DT_CURSES) {
3892 fprintf(stderr, "curses display can not be used with -daemonize\n");
3898 if (display_type == DT_NOGRAPHIC) {
3899 if (default_parallel)
3900 add_device_config(DEV_PARALLEL, "null");
3901 if (default_serial && default_monitor) {
3902 add_device_config(DEV_SERIAL, "mon:stdio");
3903 } else if (default_virtcon && default_monitor) {
3904 add_device_config(DEV_VIRTCON, "mon:stdio");
3905 } else if (default_sclp && default_monitor) {
3906 add_device_config(DEV_SCLP, "mon:stdio");
3909 add_device_config(DEV_SERIAL, "stdio");
3910 if (default_virtcon)
3911 add_device_config(DEV_VIRTCON, "stdio");
3913 add_device_config(DEV_SCLP, "stdio");
3915 if (default_monitor)
3916 monitor_parse("stdio", "readline", false);
3920 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3921 if (default_parallel)
3922 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3923 if (default_monitor)
3924 monitor_parse("vc:80Cx24C", "readline", false);
3925 if (default_virtcon)
3926 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3928 add_device_config(DEV_SCLP, "vc:80Cx24C");
3932 if (display_type == DT_DEFAULT && !display_remote) {
3933 #if defined(CONFIG_GTK)
3934 display_type = DT_GTK;
3935 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3936 display_type = DT_SDL;
3937 #elif defined(CONFIG_VNC)
3938 vnc_display = "localhost:0,to=99";
3941 display_type = DT_NONE;
3945 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3946 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3947 "for SDL, ignoring option\n");
3949 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3950 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3951 "ignoring option\n");
3954 #if defined(CONFIG_GTK)
3955 if (display_type == DT_GTK) {
3956 early_gtk_display_init();
3962 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3964 #ifdef CONFIG_VIRTFS
3965 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3970 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3971 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
3975 /* store value for the future use */
3976 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
3978 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3983 if (qemu_opts_foreach(qemu_find_opts("object"),
3984 object_create, NULL, 0) != 0) {
3988 machine_opts = qemu_get_machine_opts();
3989 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
3991 object_unref(OBJECT(current_machine));
3995 configure_accelerator(current_machine);
3998 Error *local_err = NULL;
3999 qtest_init(qtest_chrdev, qtest_log, &local_err);
4001 error_report("%s", error_get_pretty(local_err));
4002 error_free(local_err);
4007 machine_opts = qemu_get_machine_opts();
4008 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4009 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4010 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4011 bios_name = qemu_opt_get(machine_opts, "firmware");
4013 boot_order = machine_class->default_boot_order;
4014 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4016 char *normal_boot_order;
4017 const char *order, *once;
4018 Error *local_err = NULL;
4020 order = qemu_opt_get(opts, "order");
4022 validate_bootdevices(order, &local_err);
4024 error_report("%s", error_get_pretty(local_err));
4030 once = qemu_opt_get(opts, "once");
4032 validate_bootdevices(once, &local_err);
4034 error_report("%s", error_get_pretty(local_err));
4037 normal_boot_order = g_strdup(boot_order);
4039 qemu_register_reset(restore_boot_order, normal_boot_order);
4042 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4043 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4046 if (!kernel_cmdline) {
4047 kernel_cmdline = "";
4048 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4051 linux_boot = (kernel_filename != NULL);
4053 if (!linux_boot && *kernel_cmdline != '\0') {
4054 fprintf(stderr, "-append only allowed with -kernel option\n");
4058 if (!linux_boot && initrd_filename != NULL) {
4059 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4063 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4064 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4068 os_set_line_buffering();
4070 qemu_init_cpu_loop();
4071 qemu_mutex_lock_iothread();
4074 /* spice needs the timers to be initialized by this point */
4080 if (kvm_enabled() || xen_enabled()) {
4081 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4084 configure_icount(icount_opts, &error_abort);
4085 qemu_opts_del(icount_opts);
4088 /* clean up network at qemu process termination */
4089 atexit(&net_cleanup);
4091 if (net_init_clients() < 0) {
4096 if (tpm_init() < 0) {
4101 /* init the bluetooth world */
4102 if (foreach_device_config(DEV_BT, bt_parse))
4105 if (!xen_enabled()) {
4106 /* On 32-bit hosts, QEMU is limited by virtual address space */
4107 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4108 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4116 /* If the currently selected machine wishes to override the units-per-bus
4117 * property of its default HBA interface type, do so now. */
4118 if (machine_class->units_per_default_bus) {
4119 override_max_devs(machine_class->block_default_type,
4120 machine_class->units_per_default_bus);
4123 /* open the virtual block devices */
4125 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4126 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4127 &machine_class->block_default_type, 1) != 0) {
4131 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4133 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4134 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4136 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4143 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4147 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4149 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4151 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4153 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4156 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4159 /* If no default VGA is requested, the default is "none". */
4161 if (machine_class->default_display) {
4162 vga_model = machine_class->default_display;
4163 } else if (cirrus_vga_available()) {
4164 vga_model = "cirrus";
4165 } else if (vga_available()) {
4170 select_vgahw(vga_model);
4174 i = select_watchdog(watchdog);
4176 exit (i == 1 ? 1 : 0);
4179 if (machine_class->compat_props) {
4180 qdev_prop_register_global_list(machine_class->compat_props);
4184 qdev_machine_init();
4186 current_machine->ram_size = ram_size;
4187 current_machine->maxram_size = maxram_size;
4188 current_machine->ram_slots = ram_slots;
4189 current_machine->boot_order = boot_order;
4190 current_machine->cpu_model = cpu_model;
4192 machine_class->init(current_machine);
4198 cpu_synchronize_all_post_init();
4202 /* init USB devices */
4203 if (usb_enabled(false)) {
4204 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4208 /* init generic devices */
4209 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4212 /* Did we create any drives that we failed to create a device for? */
4213 drive_check_orphaned();
4215 net_check_clients();
4217 ds = init_displaystate();
4219 /* init local displays */
4220 switch (display_type) {
4222 (void)ds; /* avoid warning if no display is configured */
4224 #if defined(CONFIG_CURSES)
4226 curses_display_init(ds, full_screen);
4229 #if defined(CONFIG_SDL)
4231 sdl_display_init(ds, full_screen, no_frame);
4233 #elif defined(CONFIG_COCOA)
4235 cocoa_display_init(ds, full_screen);
4238 #if defined(CONFIG_GTK)
4240 gtk_display_init(ds, full_screen, grab_on_hover);
4247 /* must be after terminal init, SDL library changes signal handlers */
4248 os_setup_signal_handling();
4251 /* init remote displays */
4253 Error *local_err = NULL;
4254 vnc_display_init(ds);
4255 vnc_display_open(ds, vnc_display, &local_err);
4256 if (local_err != NULL) {
4257 error_report("Failed to start VNC server on `%s': %s",
4258 vnc_display, error_get_pretty(local_err));
4259 error_free(local_err);
4263 if (show_vnc_port) {
4264 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4270 qemu_spice_display_init();
4274 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4278 qdev_machine_creation_done();
4280 if (rom_load_all() != 0) {
4281 fprintf(stderr, "rom loading failed\n");
4285 /* TODO: once all bus devices are qdevified, this should be done
4286 * when bus is created by qdev.c */
4287 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4288 qemu_run_machine_init_done_notifiers();
4290 /* Done notifiers can load ROMs */
4293 qemu_system_reset(VMRESET_SILENT);
4295 if (load_vmstate(loadvm) < 0) {
4300 qdev_prop_check_globals();
4301 if (vmstate_dump_file) {
4303 dump_vmstate_json_to_file(vmstate_dump_file);
4308 Error *local_err = NULL;
4309 qemu_start_incoming_migration(incoming, &local_err);
4311 error_report("-incoming %s: %s", incoming,
4312 error_get_pretty(local_err));
4313 error_free(local_err);
4316 } else if (autostart) {
4322 if (is_daemonized()) {
4323 if (!trace_init_backends(trace_events, trace_file)) {