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 defaults_enabled(void)
1002 return has_defaults;
1005 bool usb_enabled(bool default_usb)
1007 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1012 static int parse_add_fd(QemuOpts *opts, void *opaque)
1014 int fd, dupfd, flags;
1016 const char *fd_opaque = NULL;
1018 fd = qemu_opt_get_number(opts, "fd", -1);
1019 fdset_id = qemu_opt_get_number(opts, "set", -1);
1020 fd_opaque = qemu_opt_get(opts, "opaque");
1023 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1024 "fd option is required and must be non-negative");
1028 if (fd <= STDERR_FILENO) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030 "fd cannot be a standard I/O stream");
1035 * All fds inherited across exec() necessarily have FD_CLOEXEC
1036 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1038 flags = fcntl(fd, F_GETFD);
1039 if (flags == -1 || (flags & FD_CLOEXEC)) {
1040 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1041 "fd is not valid or already in use");
1046 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1047 "set option is required and must be non-negative");
1051 #ifdef F_DUPFD_CLOEXEC
1052 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1056 qemu_set_cloexec(dupfd);
1060 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1061 "Error duplicating fd: %s", strerror(errno));
1065 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1066 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1072 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1076 fd = qemu_opt_get_number(opts, "fd", -1);
1083 /***********************************************************/
1084 /* QEMU Block devices */
1086 #define HD_OPTS "media=disk"
1087 #define CDROM_OPTS "media=cdrom"
1089 #define PFLASH_OPTS ""
1093 static int drive_init_func(QemuOpts *opts, void *opaque)
1095 BlockInterfaceType *block_default_type = opaque;
1097 return drive_new(opts, *block_default_type) == NULL;
1100 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1102 if (qemu_opt_get(opts, "snapshot") == NULL) {
1103 qemu_opt_set(opts, "snapshot", "on");
1108 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1109 int index, const char *optstr)
1114 if (!enable || drive_get_by_index(type, index)) {
1118 opts = drive_add(type, index, NULL, optstr);
1120 drive_enable_snapshot(opts, NULL);
1123 dinfo = drive_new(opts, type);
1127 dinfo->is_default = true;
1131 static QemuOptsList qemu_smp_opts = {
1133 .implied_opt_name = "cpus",
1134 .merge_lists = true,
1135 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1139 .type = QEMU_OPT_NUMBER,
1142 .type = QEMU_OPT_NUMBER,
1145 .type = QEMU_OPT_NUMBER,
1148 .type = QEMU_OPT_NUMBER,
1151 .type = QEMU_OPT_NUMBER,
1153 { /*End of list */ }
1157 static void smp_parse(QemuOpts *opts)
1161 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1162 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1163 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1164 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1166 /* compute missing values, prefer sockets over cores over threads */
1167 if (cpus == 0 || sockets == 0) {
1168 sockets = sockets > 0 ? sockets : 1;
1169 cores = cores > 0 ? cores : 1;
1170 threads = threads > 0 ? threads : 1;
1172 cpus = cores * threads * sockets;
1176 threads = threads > 0 ? threads : 1;
1177 cores = cpus / (sockets * threads);
1179 threads = cpus / (cores * sockets);
1183 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1186 smp_cores = cores > 0 ? cores : 1;
1187 smp_threads = threads > 0 ? threads : 1;
1191 if (max_cpus == 0) {
1192 max_cpus = smp_cpus;
1195 if (max_cpus > MAX_CPUMASK_BITS) {
1196 fprintf(stderr, "Unsupported number of maxcpus\n");
1199 if (max_cpus < smp_cpus) {
1200 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1206 static void realtime_init(void)
1209 if (os_mlock() < 0) {
1210 fprintf(stderr, "qemu: locking memory failed\n");
1217 static void configure_msg(QemuOpts *opts)
1219 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1222 /***********************************************************/
1225 static int usb_device_add(const char *devname)
1227 USBDevice *dev = NULL;
1228 #ifndef CONFIG_LINUX
1232 if (!usb_enabled(false)) {
1236 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1237 dev = usbdevice_create(devname);
1241 /* the other ones */
1242 #ifndef CONFIG_LINUX
1243 /* only the linux version is qdev-ified, usb-bsd still needs this */
1244 if (strstart(devname, "host:", &p)) {
1245 dev = usb_host_device_open(usb_bus_find(-1), p);
1255 static int usb_device_del(const char *devname)
1260 if (strstart(devname, "host:", &p)) {
1264 if (!usb_enabled(false)) {
1268 p = strchr(devname, '.');
1271 bus_num = strtoul(devname, NULL, 0);
1272 addr = strtoul(p + 1, NULL, 0);
1274 return usb_device_delete_addr(bus_num, addr);
1277 static int usb_parse(const char *cmdline)
1280 r = usb_device_add(cmdline);
1282 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1287 void do_usb_add(Monitor *mon, const QDict *qdict)
1289 const char *devname = qdict_get_str(qdict, "devname");
1290 if (usb_device_add(devname) < 0) {
1291 error_report("could not add USB device '%s'", devname);
1295 void do_usb_del(Monitor *mon, const QDict *qdict)
1297 const char *devname = qdict_get_str(qdict, "devname");
1298 if (usb_device_del(devname) < 0) {
1299 error_report("could not delete USB device '%s'", devname);
1303 /***********************************************************/
1304 /* machine registration */
1306 MachineState *current_machine;
1308 static void machine_class_init(ObjectClass *oc, void *data)
1310 MachineClass *mc = MACHINE_CLASS(oc);
1311 QEMUMachine *qm = data;
1313 mc->family = qm->family;
1314 mc->name = qm->name;
1315 mc->alias = qm->alias;
1316 mc->desc = qm->desc;
1317 mc->init = qm->init;
1318 mc->reset = qm->reset;
1319 mc->hot_add_cpu = qm->hot_add_cpu;
1320 mc->kvm_type = qm->kvm_type;
1321 mc->block_default_type = qm->block_default_type;
1322 mc->units_per_default_bus = qm->units_per_default_bus;
1323 mc->max_cpus = qm->max_cpus;
1324 mc->no_serial = qm->no_serial;
1325 mc->no_parallel = qm->no_parallel;
1326 mc->use_virtcon = qm->use_virtcon;
1327 mc->use_sclp = qm->use_sclp;
1328 mc->no_floppy = qm->no_floppy;
1329 mc->no_cdrom = qm->no_cdrom;
1330 mc->no_sdcard = qm->no_sdcard;
1331 mc->has_dynamic_sysbus = qm->has_dynamic_sysbus;
1332 mc->is_default = qm->is_default;
1333 mc->default_machine_opts = qm->default_machine_opts;
1334 mc->default_boot_order = qm->default_boot_order;
1335 mc->default_display = qm->default_display;
1336 mc->compat_props = qm->compat_props;
1337 mc->hw_version = qm->hw_version;
1340 int qemu_register_machine(QEMUMachine *m)
1342 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
1345 .parent = TYPE_MACHINE,
1346 .class_init = machine_class_init,
1347 .class_data = (void *)m,
1356 static MachineClass *find_machine(const char *name)
1358 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1359 MachineClass *mc = NULL;
1361 for (el = machines; el; el = el->next) {
1362 MachineClass *temp = el->data;
1364 if (!strcmp(temp->name, name)) {
1369 !strcmp(temp->alias, name)) {
1375 g_slist_free(machines);
1379 MachineClass *find_default_machine(void)
1381 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1382 MachineClass *mc = NULL;
1384 for (el = machines; el; el = el->next) {
1385 MachineClass *temp = el->data;
1387 if (temp->is_default) {
1393 g_slist_free(machines);
1397 MachineInfoList *qmp_query_machines(Error **errp)
1399 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1400 MachineInfoList *mach_list = NULL;
1402 for (el = machines; el; el = el->next) {
1403 MachineClass *mc = el->data;
1404 MachineInfoList *entry;
1407 info = g_malloc0(sizeof(*info));
1408 if (mc->is_default) {
1409 info->has_is_default = true;
1410 info->is_default = true;
1414 info->has_alias = true;
1415 info->alias = g_strdup(mc->alias);
1418 info->name = g_strdup(mc->name);
1419 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1421 entry = g_malloc0(sizeof(*entry));
1422 entry->value = info;
1423 entry->next = mach_list;
1427 g_slist_free(machines);
1431 static int machine_help_func(QemuOpts *opts, MachineState *machine)
1433 ObjectProperty *prop;
1435 if (!qemu_opt_has_help_opt(opts)) {
1439 QTAILQ_FOREACH(prop, &OBJECT(machine)->properties, node) {
1444 error_printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1445 prop->name, prop->type);
1446 if (prop->description) {
1447 error_printf(" (%s)\n", prop->description);
1456 /***********************************************************/
1457 /* main execution loop */
1459 struct vm_change_state_entry {
1460 VMChangeStateHandler *cb;
1462 QLIST_ENTRY (vm_change_state_entry) entries;
1465 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1467 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1470 VMChangeStateEntry *e;
1472 e = g_malloc0(sizeof (*e));
1476 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1480 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1482 QLIST_REMOVE (e, entries);
1486 void vm_state_notify(int running, RunState state)
1488 VMChangeStateEntry *e, *next;
1490 trace_vm_state_notify(running, state);
1492 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1493 e->cb(e->opaque, running, state);
1497 /* reset/shutdown handler */
1499 typedef struct QEMUResetEntry {
1500 QTAILQ_ENTRY(QEMUResetEntry) entry;
1501 QEMUResetHandler *func;
1505 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1506 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1507 static int reset_requested;
1508 static int shutdown_requested, shutdown_signal = -1;
1509 static pid_t shutdown_pid;
1510 static int powerdown_requested;
1511 static int debug_requested;
1512 static int suspend_requested;
1513 static WakeupReason wakeup_reason;
1514 static NotifierList powerdown_notifiers =
1515 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1516 static NotifierList suspend_notifiers =
1517 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1518 static NotifierList wakeup_notifiers =
1519 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1520 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1522 int qemu_shutdown_requested_get(void)
1524 return shutdown_requested;
1527 int qemu_reset_requested_get(void)
1529 return reset_requested;
1532 static int qemu_shutdown_requested(void)
1534 return atomic_xchg(&shutdown_requested, 0);
1537 static void qemu_kill_report(void)
1539 if (!qtest_driver() && shutdown_signal != -1) {
1540 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1541 if (shutdown_pid == 0) {
1542 /* This happens for eg ^C at the terminal, so it's worth
1543 * avoiding printing an odd message in that case.
1545 fputc('\n', stderr);
1547 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1549 shutdown_signal = -1;
1553 static int qemu_reset_requested(void)
1555 int r = reset_requested;
1556 reset_requested = 0;
1560 static int qemu_suspend_requested(void)
1562 int r = suspend_requested;
1563 suspend_requested = 0;
1567 static WakeupReason qemu_wakeup_requested(void)
1569 return wakeup_reason;
1572 static int qemu_powerdown_requested(void)
1574 int r = powerdown_requested;
1575 powerdown_requested = 0;
1579 static int qemu_debug_requested(void)
1581 int r = debug_requested;
1582 debug_requested = 0;
1586 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1588 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1591 re->opaque = opaque;
1592 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1595 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1599 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1600 if (re->func == func && re->opaque == opaque) {
1601 QTAILQ_REMOVE(&reset_handlers, re, entry);
1608 void qemu_devices_reset(void)
1610 QEMUResetEntry *re, *nre;
1612 /* reset all devices */
1613 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1614 re->func(re->opaque);
1618 void qemu_system_reset(bool report)
1622 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1624 if (mc && mc->reset) {
1627 qemu_devices_reset();
1630 qapi_event_send_reset(&error_abort);
1632 cpu_synchronize_all_post_reset();
1635 void qemu_system_reset_request(void)
1638 shutdown_requested = 1;
1640 reset_requested = 1;
1643 qemu_notify_event();
1646 static void qemu_system_suspend(void)
1649 notifier_list_notify(&suspend_notifiers, NULL);
1650 runstate_set(RUN_STATE_SUSPENDED);
1651 qapi_event_send_suspend(&error_abort);
1654 void qemu_system_suspend_request(void)
1656 if (runstate_check(RUN_STATE_SUSPENDED)) {
1659 suspend_requested = 1;
1661 qemu_notify_event();
1664 void qemu_register_suspend_notifier(Notifier *notifier)
1666 notifier_list_add(&suspend_notifiers, notifier);
1669 void qemu_system_wakeup_request(WakeupReason reason)
1671 trace_system_wakeup_request(reason);
1673 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1676 if (!(wakeup_reason_mask & (1 << reason))) {
1679 runstate_set(RUN_STATE_RUNNING);
1680 wakeup_reason = reason;
1681 qemu_notify_event();
1684 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1687 wakeup_reason_mask |= (1 << reason);
1689 wakeup_reason_mask &= ~(1 << reason);
1693 void qemu_register_wakeup_notifier(Notifier *notifier)
1695 notifier_list_add(&wakeup_notifiers, notifier);
1698 void qemu_system_killed(int signal, pid_t pid)
1700 shutdown_signal = signal;
1703 qemu_system_shutdown_request();
1706 void qemu_system_shutdown_request(void)
1708 trace_qemu_system_shutdown_request();
1709 shutdown_requested = 1;
1710 qemu_notify_event();
1713 static void qemu_system_powerdown(void)
1715 qapi_event_send_powerdown(&error_abort);
1716 notifier_list_notify(&powerdown_notifiers, NULL);
1719 void qemu_system_powerdown_request(void)
1721 trace_qemu_system_powerdown_request();
1722 powerdown_requested = 1;
1723 qemu_notify_event();
1726 void qemu_register_powerdown_notifier(Notifier *notifier)
1728 notifier_list_add(&powerdown_notifiers, notifier);
1731 void qemu_system_debug_request(void)
1733 debug_requested = 1;
1734 qemu_notify_event();
1737 static bool main_loop_should_exit(void)
1740 if (qemu_debug_requested()) {
1741 vm_stop(RUN_STATE_DEBUG);
1743 if (qemu_suspend_requested()) {
1744 qemu_system_suspend();
1746 if (qemu_shutdown_requested()) {
1748 qapi_event_send_shutdown(&error_abort);
1750 vm_stop(RUN_STATE_SHUTDOWN);
1755 if (qemu_reset_requested()) {
1757 cpu_synchronize_all_states();
1758 qemu_system_reset(VMRESET_REPORT);
1760 if (runstate_needs_reset()) {
1761 runstate_set(RUN_STATE_PAUSED);
1764 if (qemu_wakeup_requested()) {
1766 cpu_synchronize_all_states();
1767 qemu_system_reset(VMRESET_SILENT);
1768 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1769 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1771 qapi_event_send_wakeup(&error_abort);
1773 if (qemu_powerdown_requested()) {
1774 qemu_system_powerdown();
1776 if (qemu_vmstop_requested(&r)) {
1782 static void main_loop(void)
1786 #ifdef CONFIG_PROFILER
1790 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1791 #ifdef CONFIG_PROFILER
1792 ti = profile_getclock();
1794 last_io = main_loop_wait(nonblocking);
1795 #ifdef CONFIG_PROFILER
1796 dev_time += profile_getclock() - ti;
1798 } while (!main_loop_should_exit());
1801 static void version(void)
1803 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1806 static void help(int exitcode)
1809 printf("usage: %s [options] [disk_image]\n\n"
1810 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1811 error_get_progname());
1813 #define QEMU_OPTIONS_GENERATE_HELP
1814 #include "qemu-options-wrapper.h"
1816 printf("\nDuring emulation, the following keys are useful:\n"
1817 "ctrl-alt-f toggle full screen\n"
1818 "ctrl-alt-n switch to virtual console 'n'\n"
1819 "ctrl-alt toggle mouse and keyboard grab\n"
1821 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1826 #define HAS_ARG 0x0001
1828 typedef struct QEMUOption {
1835 static const QEMUOption qemu_options[] = {
1836 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1837 #define QEMU_OPTIONS_GENERATE_OPTIONS
1838 #include "qemu-options-wrapper.h"
1842 static bool vga_available(void)
1844 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1847 static bool cirrus_vga_available(void)
1849 return object_class_by_name("cirrus-vga")
1850 || object_class_by_name("isa-cirrus-vga");
1853 static bool vmware_vga_available(void)
1855 return object_class_by_name("vmware-svga");
1858 static bool qxl_vga_available(void)
1860 return object_class_by_name("qxl-vga");
1863 static bool tcx_vga_available(void)
1865 return object_class_by_name("SUNW,tcx");
1868 static bool cg3_vga_available(void)
1870 return object_class_by_name("cgthree");
1873 static void select_vgahw (const char *p)
1877 assert(vga_interface_type == VGA_NONE);
1878 if (strstart(p, "std", &opts)) {
1879 if (vga_available()) {
1880 vga_interface_type = VGA_STD;
1882 fprintf(stderr, "Error: standard VGA not available\n");
1885 } else if (strstart(p, "cirrus", &opts)) {
1886 if (cirrus_vga_available()) {
1887 vga_interface_type = VGA_CIRRUS;
1889 fprintf(stderr, "Error: Cirrus VGA not available\n");
1892 } else if (strstart(p, "vmware", &opts)) {
1893 if (vmware_vga_available()) {
1894 vga_interface_type = VGA_VMWARE;
1896 fprintf(stderr, "Error: VMWare SVGA not available\n");
1899 } else if (strstart(p, "xenfb", &opts)) {
1900 vga_interface_type = VGA_XENFB;
1901 } else if (strstart(p, "qxl", &opts)) {
1902 if (qxl_vga_available()) {
1903 vga_interface_type = VGA_QXL;
1905 fprintf(stderr, "Error: QXL VGA not available\n");
1908 } else if (strstart(p, "tcx", &opts)) {
1909 if (tcx_vga_available()) {
1910 vga_interface_type = VGA_TCX;
1912 fprintf(stderr, "Error: TCX framebuffer not available\n");
1915 } else if (strstart(p, "cg3", &opts)) {
1916 if (cg3_vga_available()) {
1917 vga_interface_type = VGA_CG3;
1919 fprintf(stderr, "Error: CG3 framebuffer not available\n");
1922 } else if (!strstart(p, "none", &opts)) {
1924 fprintf(stderr, "Unknown vga type: %s\n", p);
1928 const char *nextopt;
1930 if (strstart(opts, ",retrace=", &nextopt)) {
1932 if (strstart(opts, "dumb", &nextopt))
1933 vga_retrace_method = VGA_RETRACE_DUMB;
1934 else if (strstart(opts, "precise", &nextopt))
1935 vga_retrace_method = VGA_RETRACE_PRECISE;
1936 else goto invalid_vga;
1937 } else goto invalid_vga;
1942 static DisplayType select_display(const char *p)
1945 DisplayType display = DT_DEFAULT;
1947 if (strstart(p, "sdl", &opts)) {
1951 const char *nextopt;
1953 if (strstart(opts, ",frame=", &nextopt)) {
1955 if (strstart(opts, "on", &nextopt)) {
1957 } else if (strstart(opts, "off", &nextopt)) {
1960 goto invalid_sdl_args;
1962 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1964 if (strstart(opts, "on", &nextopt)) {
1966 } else if (strstart(opts, "off", &nextopt)) {
1969 goto invalid_sdl_args;
1971 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1973 if (strstart(opts, "on", &nextopt)) {
1975 } else if (strstart(opts, "off", &nextopt)) {
1978 goto invalid_sdl_args;
1980 } else if (strstart(opts, ",window_close=", &nextopt)) {
1982 if (strstart(opts, "on", &nextopt)) {
1984 } else if (strstart(opts, "off", &nextopt)) {
1987 goto invalid_sdl_args;
1991 fprintf(stderr, "Invalid SDL option string: %s\n", p);
1997 fprintf(stderr, "SDL support is disabled\n");
2000 } else if (strstart(p, "vnc", &opts)) {
2005 const char *nextopt;
2007 if (strstart(opts, "=", &nextopt)) {
2008 vnc_display = nextopt;
2012 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2016 fprintf(stderr, "VNC support is disabled\n");
2019 } else if (strstart(p, "curses", &opts)) {
2020 #ifdef CONFIG_CURSES
2021 display = DT_CURSES;
2023 fprintf(stderr, "Curses support is disabled\n");
2026 } else if (strstart(p, "gtk", &opts)) {
2030 const char *nextopt;
2032 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2034 if (strstart(opts, "on", &nextopt)) {
2035 grab_on_hover = true;
2036 } else if (strstart(opts, "off", &nextopt)) {
2037 grab_on_hover = false;
2039 goto invalid_gtk_args;
2043 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2049 fprintf(stderr, "GTK support is disabled\n");
2052 } else if (strstart(p, "none", &opts)) {
2055 fprintf(stderr, "Unknown display type: %s\n", p);
2062 static int balloon_parse(const char *arg)
2066 if (strcmp(arg, "none") == 0) {
2070 if (!strncmp(arg, "virtio", 6)) {
2071 if (arg[6] == ',') {
2072 /* have params -> parse them */
2073 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2077 /* create empty opts */
2078 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2081 qemu_opt_set(opts, "driver", "virtio-balloon");
2088 char *qemu_find_file(int type, const char *name)
2094 /* Try the name as a straight path first */
2095 if (access(name, R_OK) == 0) {
2096 trace_load_file(name, name);
2097 return g_strdup(name);
2101 case QEMU_FILE_TYPE_BIOS:
2104 case QEMU_FILE_TYPE_KEYMAP:
2105 subdir = "keymaps/";
2111 for (i = 0; i < data_dir_idx; i++) {
2112 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2113 if (access(buf, R_OK) == 0) {
2114 trace_load_file(name, buf);
2122 static int device_help_func(QemuOpts *opts, void *opaque)
2124 return qdev_device_help(opts);
2127 static int device_init_func(QemuOpts *opts, void *opaque)
2131 dev = qdev_device_add(opts);
2134 object_unref(OBJECT(dev));
2138 static int chardev_init_func(QemuOpts *opts, void *opaque)
2140 Error *local_err = NULL;
2142 qemu_chr_new_from_opts(opts, NULL, &local_err);
2144 error_report("%s", error_get_pretty(local_err));
2145 error_free(local_err);
2151 #ifdef CONFIG_VIRTFS
2152 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2155 ret = qemu_fsdev_add(opts);
2161 static int mon_init_func(QemuOpts *opts, void *opaque)
2163 CharDriverState *chr;
2164 const char *chardev;
2168 mode = qemu_opt_get(opts, "mode");
2172 if (strcmp(mode, "readline") == 0) {
2173 flags = MONITOR_USE_READLINE;
2174 } else if (strcmp(mode, "control") == 0) {
2175 flags = MONITOR_USE_CONTROL;
2177 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2181 if (qemu_opt_get_bool(opts, "pretty", 0))
2182 flags |= MONITOR_USE_PRETTY;
2184 if (qemu_opt_get_bool(opts, "default", 0))
2185 flags |= MONITOR_IS_DEFAULT;
2187 chardev = qemu_opt_get(opts, "chardev");
2188 chr = qemu_chr_find(chardev);
2190 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2194 qemu_chr_fe_claim_no_fail(chr);
2195 monitor_init(chr, flags);
2199 static void monitor_parse(const char *optarg, const char *mode, bool pretty)
2201 static int monitor_device_index = 0;
2207 if (strstart(optarg, "chardev:", &p)) {
2208 snprintf(label, sizeof(label), "%s", p);
2210 snprintf(label, sizeof(label), "compat_monitor%d",
2211 monitor_device_index);
2212 if (monitor_device_index == 0) {
2215 opts = qemu_chr_parse_compat(label, optarg);
2217 fprintf(stderr, "parse error: %s\n", optarg);
2222 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2224 fprintf(stderr, "duplicate chardev: %s\n", label);
2227 qemu_opt_set(opts, "mode", mode);
2228 qemu_opt_set(opts, "chardev", label);
2229 qemu_opt_set_bool(opts, "pretty", pretty);
2231 qemu_opt_set(opts, "default", "on");
2232 monitor_device_index++;
2235 struct device_config {
2237 DEV_USB, /* -usbdevice */
2239 DEV_SERIAL, /* -serial */
2240 DEV_PARALLEL, /* -parallel */
2241 DEV_VIRTCON, /* -virtioconsole */
2242 DEV_DEBUGCON, /* -debugcon */
2243 DEV_GDB, /* -gdb, -s */
2244 DEV_SCLP, /* s390 sclp */
2246 const char *cmdline;
2248 QTAILQ_ENTRY(device_config) next;
2251 static QTAILQ_HEAD(, device_config) device_configs =
2252 QTAILQ_HEAD_INITIALIZER(device_configs);
2254 static void add_device_config(int type, const char *cmdline)
2256 struct device_config *conf;
2258 conf = g_malloc0(sizeof(*conf));
2260 conf->cmdline = cmdline;
2261 loc_save(&conf->loc);
2262 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2265 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2267 struct device_config *conf;
2270 QTAILQ_FOREACH(conf, &device_configs, next) {
2271 if (conf->type != type)
2273 loc_push_restore(&conf->loc);
2274 rc = func(conf->cmdline);
2275 loc_pop(&conf->loc);
2283 static int serial_parse(const char *devname)
2285 static int index = 0;
2288 if (strcmp(devname, "none") == 0)
2290 if (index == MAX_SERIAL_PORTS) {
2291 fprintf(stderr, "qemu: too many serial ports\n");
2294 snprintf(label, sizeof(label), "serial%d", index);
2295 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2296 if (!serial_hds[index]) {
2297 fprintf(stderr, "qemu: could not connect serial device"
2298 " to character backend '%s'\n", devname);
2305 static int parallel_parse(const char *devname)
2307 static int index = 0;
2310 if (strcmp(devname, "none") == 0)
2312 if (index == MAX_PARALLEL_PORTS) {
2313 fprintf(stderr, "qemu: too many parallel ports\n");
2316 snprintf(label, sizeof(label), "parallel%d", index);
2317 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2318 if (!parallel_hds[index]) {
2319 fprintf(stderr, "qemu: could not connect parallel device"
2320 " to character backend '%s'\n", devname);
2327 static int virtcon_parse(const char *devname)
2329 QemuOptsList *device = qemu_find_opts("device");
2330 static int index = 0;
2332 QemuOpts *bus_opts, *dev_opts;
2334 if (strcmp(devname, "none") == 0)
2336 if (index == MAX_VIRTIO_CONSOLES) {
2337 fprintf(stderr, "qemu: too many virtio consoles\n");
2341 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2342 if (arch_type == QEMU_ARCH_S390X) {
2343 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2345 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2348 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2349 qemu_opt_set(dev_opts, "driver", "virtconsole");
2351 snprintf(label, sizeof(label), "virtcon%d", index);
2352 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2353 if (!virtcon_hds[index]) {
2354 fprintf(stderr, "qemu: could not connect virtio console"
2355 " to character backend '%s'\n", devname);
2358 qemu_opt_set(dev_opts, "chardev", label);
2364 static int sclp_parse(const char *devname)
2366 QemuOptsList *device = qemu_find_opts("device");
2367 static int index = 0;
2371 if (strcmp(devname, "none") == 0) {
2374 if (index == MAX_SCLP_CONSOLES) {
2375 fprintf(stderr, "qemu: too many sclp consoles\n");
2379 assert(arch_type == QEMU_ARCH_S390X);
2381 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2382 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2384 snprintf(label, sizeof(label), "sclpcon%d", index);
2385 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2386 if (!sclp_hds[index]) {
2387 fprintf(stderr, "qemu: could not connect sclp console"
2388 " to character backend '%s'\n", devname);
2391 qemu_opt_set(dev_opts, "chardev", label);
2397 static int debugcon_parse(const char *devname)
2401 if (!qemu_chr_new("debugcon", devname, NULL)) {
2404 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2406 fprintf(stderr, "qemu: already have a debugcon device\n");
2409 qemu_opt_set(opts, "driver", "isa-debugcon");
2410 qemu_opt_set(opts, "chardev", "debugcon");
2414 static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2416 const MachineClass *mc1 = a, *mc2 = b;
2419 if (mc1->family == NULL) {
2420 if (mc2->family == NULL) {
2421 /* Compare standalone machine types against each other; they sort
2422 * in increasing order.
2424 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2425 object_class_get_name(OBJECT_CLASS(mc2)));
2428 /* Standalone machine types sort after families. */
2432 if (mc2->family == NULL) {
2433 /* Families sort before standalone machine types. */
2437 /* Families sort between each other alphabetically increasingly. */
2438 res = strcmp(mc1->family, mc2->family);
2443 /* Within the same family, machine types sort in decreasing order. */
2444 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2445 object_class_get_name(OBJECT_CLASS(mc1)));
2448 static MachineClass *machine_parse(const char *name)
2450 MachineClass *mc = NULL;
2451 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2454 mc = find_machine(name);
2459 if (name && !is_help_option(name)) {
2460 error_report("Unsupported machine type");
2461 error_printf("Use -machine help to list supported machines!\n");
2463 printf("Supported machines are:\n");
2464 machines = g_slist_sort(machines, machine_class_cmp);
2465 for (el = machines; el; el = el->next) {
2466 MachineClass *mc = el->data;
2468 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2470 printf("%-20s %s%s\n", mc->name, mc->desc,
2471 mc->is_default ? " (default)" : "");
2475 g_slist_free(machines);
2476 exit(!name || !is_help_option(name));
2479 void qemu_add_exit_notifier(Notifier *notify)
2481 notifier_list_add(&exit_notifiers, notify);
2484 void qemu_remove_exit_notifier(Notifier *notify)
2486 notifier_remove(notify);
2489 static void qemu_run_exit_notifiers(void)
2491 notifier_list_notify(&exit_notifiers, NULL);
2494 void qemu_add_machine_init_done_notifier(Notifier *notify)
2496 notifier_list_add(&machine_init_done_notifiers, notify);
2499 static void qemu_run_machine_init_done_notifiers(void)
2501 notifier_list_notify(&machine_init_done_notifiers, NULL);
2504 static const QEMUOption *lookup_opt(int argc, char **argv,
2505 const char **poptarg, int *poptind)
2507 const QEMUOption *popt;
2508 int optind = *poptind;
2509 char *r = argv[optind];
2512 loc_set_cmdline(argv, optind, 1);
2514 /* Treat --foo the same as -foo. */
2517 popt = qemu_options;
2520 error_report("invalid option");
2523 if (!strcmp(popt->name, r + 1))
2527 if (popt->flags & HAS_ARG) {
2528 if (optind >= argc) {
2529 error_report("requires an argument");
2532 optarg = argv[optind++];
2533 loc_set_cmdline(argv, optind - 2, 2);
2544 static gpointer malloc_and_trace(gsize n_bytes)
2546 void *ptr = malloc(n_bytes);
2547 trace_g_malloc(n_bytes, ptr);
2551 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2553 void *ptr = realloc(mem, n_bytes);
2554 trace_g_realloc(mem, n_bytes, ptr);
2558 static void free_and_trace(gpointer mem)
2564 static int machine_set_property(const char *name, const char *value,
2567 Object *obj = OBJECT(opaque);
2568 Error *local_err = NULL;
2571 if (strcmp(name, "type") == 0) {
2575 qom_name = g_strdup(name);
2583 object_property_parse(obj, value, qom_name, &local_err);
2587 qerror_report_err(local_err);
2588 error_free(local_err);
2595 static int object_create(QemuOpts *opts, void *opaque)
2604 ov = opts_visitor_new(opts);
2605 pdict = qemu_opts_to_qdict(opts, NULL);
2607 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2612 qdict_del(pdict, "qom-type");
2613 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2618 qdict_del(pdict, "id");
2619 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2624 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2628 visit_end_struct(opts_get_visitor(ov), &err);
2630 qmp_object_del(id, NULL);
2634 opts_visitor_cleanup(ov);
2641 qerror_report_err(err);
2648 int main(int argc, char **argv, char **envp)
2651 int snapshot, linux_boot;
2652 const char *initrd_filename;
2653 const char *kernel_filename, *kernel_cmdline;
2654 const char *boot_order;
2656 int cyls, heads, secs, translation;
2657 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2658 QemuOptsList *olist;
2661 const char *loadvm = NULL;
2662 MachineClass *machine_class;
2663 const char *cpu_model;
2664 const char *vga_model = NULL;
2665 const char *qtest_chrdev = NULL;
2666 const char *qtest_log = NULL;
2667 const char *pid_file = NULL;
2668 const char *incoming = NULL;
2670 int show_vnc_port = 0;
2672 bool defconfig = true;
2673 bool userconfig = true;
2674 const char *log_mask = NULL;
2675 const char *log_file = NULL;
2676 GMemVTable mem_trace = {
2677 .malloc = malloc_and_trace,
2678 .realloc = realloc_and_trace,
2679 .free = free_and_trace,
2681 const char *trace_events = NULL;
2682 const char *trace_file = NULL;
2683 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2685 ram_addr_t maxram_size = default_ram_size;
2686 uint64_t ram_slots = 0;
2687 FILE *vmstate_dump_file = NULL;
2688 Error *main_loop_err = NULL;
2690 atexit(qemu_run_exit_notifiers);
2691 error_set_progname(argv[0]);
2692 qemu_init_exec_dir(argv[0]);
2694 g_mem_set_vtable(&mem_trace);
2696 module_call_init(MODULE_INIT_QOM);
2698 qemu_add_opts(&qemu_drive_opts);
2699 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2700 qemu_add_drive_opts(&qemu_common_drive_opts);
2701 qemu_add_drive_opts(&qemu_drive_opts);
2702 qemu_add_opts(&qemu_chardev_opts);
2703 qemu_add_opts(&qemu_device_opts);
2704 qemu_add_opts(&qemu_netdev_opts);
2705 qemu_add_opts(&qemu_net_opts);
2706 qemu_add_opts(&qemu_rtc_opts);
2707 qemu_add_opts(&qemu_global_opts);
2708 qemu_add_opts(&qemu_mon_opts);
2709 qemu_add_opts(&qemu_trace_opts);
2710 qemu_add_opts(&qemu_option_rom_opts);
2711 qemu_add_opts(&qemu_machine_opts);
2712 qemu_add_opts(&qemu_mem_opts);
2713 qemu_add_opts(&qemu_smp_opts);
2714 qemu_add_opts(&qemu_boot_opts);
2715 qemu_add_opts(&qemu_sandbox_opts);
2716 qemu_add_opts(&qemu_add_fd_opts);
2717 qemu_add_opts(&qemu_object_opts);
2718 qemu_add_opts(&qemu_tpmdev_opts);
2719 qemu_add_opts(&qemu_realtime_opts);
2720 qemu_add_opts(&qemu_msg_opts);
2721 qemu_add_opts(&qemu_name_opts);
2722 qemu_add_opts(&qemu_numa_opts);
2723 qemu_add_opts(&qemu_icount_opts);
2724 qemu_add_opts(&qemu_semihosting_config_opts);
2728 rtc_clock = QEMU_CLOCK_HOST;
2730 QLIST_INIT (&vm_change_state_head);
2731 os_setup_early_signal_handling();
2733 module_call_init(MODULE_INIT_MACHINE);
2734 machine_class = find_default_machine();
2736 ram_size = default_ram_size;
2738 cyls = heads = secs = 0;
2739 translation = BIOS_ATA_TRANSLATION_AUTO;
2741 for (i = 0; i < MAX_NODES; i++) {
2742 numa_info[i].node_mem = 0;
2743 numa_info[i].present = false;
2744 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
2748 max_numa_nodeid = 0;
2751 bdrv_init_with_whitelist();
2755 /* first pass of option parsing */
2757 while (optind < argc) {
2758 if (argv[optind][0] != '-') {
2762 const QEMUOption *popt;
2764 popt = lookup_opt(argc, argv, &optarg, &optind);
2765 switch (popt->index) {
2766 case QEMU_OPTION_nodefconfig:
2769 case QEMU_OPTION_nouserconfig:
2778 ret = qemu_read_default_config_files(userconfig);
2784 /* second pass of option parsing */
2789 if (argv[optind][0] != '-') {
2790 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2792 const QEMUOption *popt;
2794 popt = lookup_opt(argc, argv, &optarg, &optind);
2795 if (!(popt->arch_mask & arch_type)) {
2796 printf("Option %s not supported for this target\n", popt->name);
2799 switch(popt->index) {
2801 machine_class = machine_parse(optarg);
2803 case QEMU_OPTION_no_kvm_irqchip: {
2804 olist = qemu_find_opts("machine");
2805 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2808 case QEMU_OPTION_cpu:
2809 /* hw initialization will check this */
2812 case QEMU_OPTION_hda:
2816 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2818 snprintf(buf, sizeof(buf),
2819 "%s,cyls=%d,heads=%d,secs=%d%s",
2820 HD_OPTS , cyls, heads, secs,
2821 translation == BIOS_ATA_TRANSLATION_LBA ?
2823 translation == BIOS_ATA_TRANSLATION_NONE ?
2824 ",trans=none" : "");
2825 drive_add(IF_DEFAULT, 0, optarg, buf);
2828 case QEMU_OPTION_hdb:
2829 case QEMU_OPTION_hdc:
2830 case QEMU_OPTION_hdd:
2831 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2834 case QEMU_OPTION_drive:
2835 if (drive_def(optarg) == NULL) {
2839 case QEMU_OPTION_set:
2840 if (qemu_set_option(optarg) != 0)
2843 case QEMU_OPTION_global:
2844 if (qemu_global_option(optarg) != 0)
2847 case QEMU_OPTION_mtdblock:
2848 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2850 case QEMU_OPTION_sd:
2851 drive_add(IF_SD, -1, optarg, SD_OPTS);
2853 case QEMU_OPTION_pflash:
2854 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2856 case QEMU_OPTION_snapshot:
2859 case QEMU_OPTION_hdachs:
2863 cyls = strtol(p, (char **)&p, 0);
2864 if (cyls < 1 || cyls > 16383)
2869 heads = strtol(p, (char **)&p, 0);
2870 if (heads < 1 || heads > 16)
2875 secs = strtol(p, (char **)&p, 0);
2876 if (secs < 1 || secs > 63)
2880 if (!strcmp(p, "large")) {
2881 translation = BIOS_ATA_TRANSLATION_LARGE;
2882 } else if (!strcmp(p, "rechs")) {
2883 translation = BIOS_ATA_TRANSLATION_RECHS;
2884 } else if (!strcmp(p, "none")) {
2885 translation = BIOS_ATA_TRANSLATION_NONE;
2886 } else if (!strcmp(p, "lba")) {
2887 translation = BIOS_ATA_TRANSLATION_LBA;
2888 } else if (!strcmp(p, "auto")) {
2889 translation = BIOS_ATA_TRANSLATION_AUTO;
2893 } else if (*p != '\0') {
2895 fprintf(stderr, "qemu: invalid physical CHS format\n");
2898 if (hda_opts != NULL) {
2900 snprintf(num, sizeof(num), "%d", cyls);
2901 qemu_opt_set(hda_opts, "cyls", num);
2902 snprintf(num, sizeof(num), "%d", heads);
2903 qemu_opt_set(hda_opts, "heads", num);
2904 snprintf(num, sizeof(num), "%d", secs);
2905 qemu_opt_set(hda_opts, "secs", num);
2906 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2907 qemu_opt_set(hda_opts, "trans", "large");
2908 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2909 qemu_opt_set(hda_opts, "trans", "rechs");
2910 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
2911 qemu_opt_set(hda_opts, "trans", "lba");
2912 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
2913 qemu_opt_set(hda_opts, "trans", "none");
2918 case QEMU_OPTION_numa:
2919 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2924 case QEMU_OPTION_display:
2925 display_type = select_display(optarg);
2927 case QEMU_OPTION_nographic:
2928 display_type = DT_NOGRAPHIC;
2930 case QEMU_OPTION_curses:
2931 #ifdef CONFIG_CURSES
2932 display_type = DT_CURSES;
2934 fprintf(stderr, "Curses support is disabled\n");
2938 case QEMU_OPTION_portrait:
2939 graphic_rotate = 90;
2941 case QEMU_OPTION_rotate:
2942 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2943 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2944 graphic_rotate != 180 && graphic_rotate != 270) {
2946 "qemu: only 90, 180, 270 deg rotation is available\n");
2950 case QEMU_OPTION_kernel:
2951 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2953 case QEMU_OPTION_initrd:
2954 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2956 case QEMU_OPTION_append:
2957 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2959 case QEMU_OPTION_dtb:
2960 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2962 case QEMU_OPTION_cdrom:
2963 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2965 case QEMU_OPTION_boot:
2966 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
2971 case QEMU_OPTION_fda:
2972 case QEMU_OPTION_fdb:
2973 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2976 case QEMU_OPTION_no_fd_bootchk:
2979 case QEMU_OPTION_netdev:
2980 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2984 case QEMU_OPTION_net:
2985 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2989 #ifdef CONFIG_LIBISCSI
2990 case QEMU_OPTION_iscsi:
2991 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2998 case QEMU_OPTION_tftp:
2999 legacy_tftp_prefix = optarg;
3001 case QEMU_OPTION_bootp:
3002 legacy_bootp_filename = optarg;
3004 case QEMU_OPTION_redir:
3005 if (net_slirp_redir(optarg) < 0)
3009 case QEMU_OPTION_bt:
3010 add_device_config(DEV_BT, optarg);
3012 case QEMU_OPTION_audio_help:
3016 case QEMU_OPTION_soundhw:
3017 select_soundhw (optarg);
3022 case QEMU_OPTION_version:
3026 case QEMU_OPTION_m: {
3028 const char *mem_str;
3029 const char *maxmem_str, *slots_str;
3031 opts = qemu_opts_parse(qemu_find_opts("memory"),
3037 mem_str = qemu_opt_get(opts, "size");
3039 error_report("invalid -m option, missing 'size' option");
3043 error_report("missing 'size' option value");
3047 sz = qemu_opt_get_size(opts, "size", ram_size);
3049 /* Fix up legacy suffix-less format */
3050 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3051 uint64_t overflow_check = sz;
3054 if ((sz >> 20) != overflow_check) {
3055 error_report("too large 'size' option value");
3060 /* backward compatibility behaviour for case "-m 0" */
3062 sz = default_ram_size;
3065 sz = QEMU_ALIGN_UP(sz, 8192);
3067 if (ram_size != sz) {
3068 error_report("ram size too large");
3071 maxram_size = ram_size;
3073 maxmem_str = qemu_opt_get(opts, "maxmem");
3074 slots_str = qemu_opt_get(opts, "slots");
3075 if (maxmem_str && slots_str) {
3078 sz = qemu_opt_get_size(opts, "maxmem", 0);
3079 if (sz < ram_size) {
3080 error_report("invalid -m option value: maxmem "
3081 "(0x%" PRIx64 ") <= initial memory (0x"
3082 RAM_ADDR_FMT ")", sz, ram_size);
3086 slots = qemu_opt_get_number(opts, "slots", 0);
3087 if ((sz > ram_size) && !slots) {
3088 error_report("invalid -m option value: maxmem "
3089 "(0x%" PRIx64 ") more than initial memory (0x"
3090 RAM_ADDR_FMT ") but no hotplug slots where "
3091 "specified", sz, ram_size);
3095 if ((sz <= ram_size) && slots) {
3096 error_report("invalid -m option value: %"
3097 PRIu64 " hotplug slots where specified but "
3098 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3099 RAM_ADDR_FMT ")", slots, sz, ram_size);
3104 } else if ((!maxmem_str && slots_str) ||
3105 (maxmem_str && !slots_str)) {
3106 error_report("invalid -m option value: missing "
3107 "'%s' option", slots_str ? "maxmem" : "slots");
3113 case QEMU_OPTION_tpmdev:
3114 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3119 case QEMU_OPTION_mempath:
3122 case QEMU_OPTION_mem_prealloc:
3132 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3134 case QEMU_OPTION_gdb:
3135 add_device_config(DEV_GDB, optarg);
3138 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3139 data_dir[data_dir_idx++] = optarg;
3142 case QEMU_OPTION_bios:
3143 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3145 case QEMU_OPTION_singlestep:
3152 keyboard_layout = optarg;
3154 case QEMU_OPTION_localtime:
3157 case QEMU_OPTION_vga:
3166 w = strtol(p, (char **)&p, 10);
3169 fprintf(stderr, "qemu: invalid resolution or depth\n");
3175 h = strtol(p, (char **)&p, 10);
3180 depth = strtol(p, (char **)&p, 10);
3181 if (depth != 8 && depth != 15 && depth != 16 &&
3182 depth != 24 && depth != 32)
3184 } else if (*p == '\0') {
3185 depth = graphic_depth;
3192 graphic_depth = depth;
3195 case QEMU_OPTION_echr:
3198 term_escape_char = strtol(optarg, &r, 0);
3200 printf("Bad argument to echr\n");
3203 case QEMU_OPTION_monitor:
3204 default_monitor = 0;
3205 if (strncmp(optarg, "none", 4)) {
3206 monitor_parse(optarg, "readline", false);
3209 case QEMU_OPTION_qmp:
3210 monitor_parse(optarg, "control", false);
3211 default_monitor = 0;
3213 case QEMU_OPTION_qmp_pretty:
3214 monitor_parse(optarg, "control", true);
3215 default_monitor = 0;
3217 case QEMU_OPTION_mon:
3218 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3222 default_monitor = 0;
3224 case QEMU_OPTION_chardev:
3225 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3230 case QEMU_OPTION_fsdev:
3231 olist = qemu_find_opts("fsdev");
3233 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3236 opts = qemu_opts_parse(olist, optarg, 1);
3241 case QEMU_OPTION_virtfs: {
3244 const char *writeout, *sock_fd, *socket;
3246 olist = qemu_find_opts("virtfs");
3248 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3251 opts = qemu_opts_parse(olist, optarg, 1);
3256 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3257 qemu_opt_get(opts, "mount_tag") == NULL) {
3258 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3261 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3262 qemu_opt_get(opts, "mount_tag"),
3265 fprintf(stderr, "duplicate fsdev id: %s\n",
3266 qemu_opt_get(opts, "mount_tag"));
3270 writeout = qemu_opt_get(opts, "writeout");
3272 #ifdef CONFIG_SYNC_FILE_RANGE
3273 qemu_opt_set(fsdev, "writeout", writeout);
3275 fprintf(stderr, "writeout=immediate not supported on "
3280 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3281 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3282 qemu_opt_set(fsdev, "security_model",
3283 qemu_opt_get(opts, "security_model"));
3284 socket = qemu_opt_get(opts, "socket");
3286 qemu_opt_set(fsdev, "socket", socket);
3288 sock_fd = qemu_opt_get(opts, "sock_fd");
3290 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3293 qemu_opt_set_bool(fsdev, "readonly",
3294 qemu_opt_get_bool(opts, "readonly", 0));
3295 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3297 qemu_opt_set(device, "driver", "virtio-9p-pci");
3298 qemu_opt_set(device, "fsdev",
3299 qemu_opt_get(opts, "mount_tag"));
3300 qemu_opt_set(device, "mount_tag",
3301 qemu_opt_get(opts, "mount_tag"));
3304 case QEMU_OPTION_virtfs_synth: {
3308 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3311 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3314 qemu_opt_set(fsdev, "fsdriver", "synth");
3316 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3318 qemu_opt_set(device, "driver", "virtio-9p-pci");
3319 qemu_opt_set(device, "fsdev", "v_synth");
3320 qemu_opt_set(device, "mount_tag", "v_synth");
3323 case QEMU_OPTION_serial:
3324 add_device_config(DEV_SERIAL, optarg);
3326 if (strncmp(optarg, "mon:", 4) == 0) {
3327 default_monitor = 0;
3330 case QEMU_OPTION_watchdog:
3333 "qemu: only one watchdog option may be given\n");
3338 case QEMU_OPTION_watchdog_action:
3339 if (select_watchdog_action(optarg) == -1) {
3340 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3344 case QEMU_OPTION_virtiocon:
3345 add_device_config(DEV_VIRTCON, optarg);
3346 default_virtcon = 0;
3347 if (strncmp(optarg, "mon:", 4) == 0) {
3348 default_monitor = 0;
3351 case QEMU_OPTION_parallel:
3352 add_device_config(DEV_PARALLEL, optarg);
3353 default_parallel = 0;
3354 if (strncmp(optarg, "mon:", 4) == 0) {
3355 default_monitor = 0;
3358 case QEMU_OPTION_debugcon:
3359 add_device_config(DEV_DEBUGCON, optarg);
3361 case QEMU_OPTION_loadvm:
3364 case QEMU_OPTION_full_screen:
3367 case QEMU_OPTION_no_frame:
3370 case QEMU_OPTION_alt_grab:
3373 case QEMU_OPTION_ctrl_grab:
3376 case QEMU_OPTION_no_quit:
3379 case QEMU_OPTION_sdl:
3381 display_type = DT_SDL;
3384 fprintf(stderr, "SDL support is disabled\n");
3387 case QEMU_OPTION_pidfile:
3390 case QEMU_OPTION_win2k_hack:
3391 win2k_install_hack = 1;
3393 case QEMU_OPTION_rtc_td_hack: {
3394 static GlobalProperty slew_lost_ticks[] = {
3396 .driver = "mc146818rtc",
3397 .property = "lost_tick_policy",
3400 { /* end of list */ }
3403 qdev_prop_register_global_list(slew_lost_ticks);
3406 case QEMU_OPTION_acpitable:
3407 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3411 do_acpitable_option(opts);
3413 case QEMU_OPTION_smbios:
3414 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3418 do_smbios_option(opts);
3420 case QEMU_OPTION_enable_kvm:
3421 olist = qemu_find_opts("machine");
3422 qemu_opts_parse(olist, "accel=kvm", 0);
3424 case QEMU_OPTION_machine:
3425 olist = qemu_find_opts("machine");
3426 opts = qemu_opts_parse(olist, optarg, 1);
3430 optarg = qemu_opt_get(opts, "type");
3432 machine_class = machine_parse(optarg);
3435 case QEMU_OPTION_no_kvm:
3436 olist = qemu_find_opts("machine");
3437 qemu_opts_parse(olist, "accel=tcg", 0);
3439 case QEMU_OPTION_no_kvm_pit: {
3440 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3444 case QEMU_OPTION_no_kvm_pit_reinjection: {
3445 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3447 .driver = "kvm-pit",
3448 .property = "lost_tick_policy",
3451 { /* end of list */ }
3454 fprintf(stderr, "Warning: option deprecated, use "
3455 "lost_tick_policy property of kvm-pit instead.\n");
3456 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3459 case QEMU_OPTION_usb:
3460 olist = qemu_find_opts("machine");
3461 qemu_opts_parse(olist, "usb=on", 0);
3463 case QEMU_OPTION_usbdevice:
3464 olist = qemu_find_opts("machine");
3465 qemu_opts_parse(olist, "usb=on", 0);
3466 add_device_config(DEV_USB, optarg);
3468 case QEMU_OPTION_device:
3469 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3473 case QEMU_OPTION_smp:
3474 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3478 case QEMU_OPTION_vnc:
3481 vnc_display = optarg;
3483 fprintf(stderr, "VNC support is disabled\n");
3487 case QEMU_OPTION_no_acpi:
3490 case QEMU_OPTION_no_hpet:
3493 case QEMU_OPTION_balloon:
3494 if (balloon_parse(optarg) < 0) {
3495 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3499 case QEMU_OPTION_no_reboot:
3502 case QEMU_OPTION_no_shutdown:
3505 case QEMU_OPTION_show_cursor:
3508 case QEMU_OPTION_uuid:
3509 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3510 fprintf(stderr, "Fail to parse UUID string."
3511 " Wrong format.\n");
3514 qemu_uuid_set = true;
3516 case QEMU_OPTION_option_rom:
3517 if (nb_option_roms >= MAX_OPTION_ROMS) {
3518 fprintf(stderr, "Too many option ROMs\n");
3521 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3525 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3526 option_rom[nb_option_roms].bootindex =
3527 qemu_opt_get_number(opts, "bootindex", -1);
3528 if (!option_rom[nb_option_roms].name) {
3529 fprintf(stderr, "Option ROM file is not specified\n");
3534 case QEMU_OPTION_semihosting:
3535 semihosting_enabled = 1;
3536 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3538 case QEMU_OPTION_semihosting_config:
3539 semihosting_enabled = 1;
3540 opts = qemu_opts_parse(qemu_find_opts("semihosting-config"),
3543 semihosting_enabled = qemu_opt_get_bool(opts, "enable",
3545 const char *target = qemu_opt_get(opts, "target");
3546 if (target != NULL) {
3547 if (strcmp("native", target) == 0) {
3548 semihosting_target = SEMIHOSTING_TARGET_NATIVE;
3549 } else if (strcmp("gdb", target) == 0) {
3550 semihosting_target = SEMIHOSTING_TARGET_GDB;
3551 } else if (strcmp("auto", target) == 0) {
3552 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3554 fprintf(stderr, "Unsupported semihosting-config"
3560 semihosting_target = SEMIHOSTING_TARGET_AUTO;
3563 fprintf(stderr, "Unsupported semihosting-config %s\n",
3568 case QEMU_OPTION_tdf:
3569 fprintf(stderr, "Warning: user space PIT time drift fix "
3570 "is no longer supported.\n");
3572 case QEMU_OPTION_name:
3573 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3578 case QEMU_OPTION_prom_env:
3579 if (nb_prom_envs >= MAX_PROM_ENVS) {
3580 fprintf(stderr, "Too many prom variables\n");
3583 prom_envs[nb_prom_envs] = optarg;
3586 case QEMU_OPTION_old_param:
3589 case QEMU_OPTION_clock:
3590 /* Clock options no longer exist. Keep this option for
3591 * backward compatibility.
3594 case QEMU_OPTION_startdate:
3595 configure_rtc_date_offset(optarg, 1);
3597 case QEMU_OPTION_rtc:
3598 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3602 configure_rtc(opts);
3604 case QEMU_OPTION_tb_size:
3605 tcg_tb_size = strtol(optarg, NULL, 0);
3606 if (tcg_tb_size < 0) {
3610 case QEMU_OPTION_icount:
3611 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3617 case QEMU_OPTION_incoming:
3619 runstate_set(RUN_STATE_INMIGRATE);
3621 case QEMU_OPTION_nodefaults:
3624 case QEMU_OPTION_xen_domid:
3625 if (!(xen_available())) {
3626 printf("Option %s not supported for this target\n", popt->name);
3629 xen_domid = atoi(optarg);
3631 case QEMU_OPTION_xen_create:
3632 if (!(xen_available())) {
3633 printf("Option %s not supported for this target\n", popt->name);
3636 xen_mode = XEN_CREATE;
3638 case QEMU_OPTION_xen_attach:
3639 if (!(xen_available())) {
3640 printf("Option %s not supported for this target\n", popt->name);
3643 xen_mode = XEN_ATTACH;
3645 case QEMU_OPTION_trace:
3647 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3651 trace_events = qemu_opt_get(opts, "events");
3652 trace_file = qemu_opt_get(opts, "file");
3655 case QEMU_OPTION_readconfig:
3657 int ret = qemu_read_config_file(optarg);
3659 fprintf(stderr, "read config %s: %s\n", optarg,
3665 case QEMU_OPTION_spice:
3666 olist = qemu_find_opts("spice");
3668 fprintf(stderr, "spice is not supported by this qemu build.\n");
3671 opts = qemu_opts_parse(olist, optarg, 0);
3677 case QEMU_OPTION_writeconfig:
3680 if (strcmp(optarg, "-") == 0) {
3683 fp = fopen(optarg, "w");
3685 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3689 qemu_config_write(fp);
3695 case QEMU_OPTION_qtest:
3696 qtest_chrdev = optarg;
3698 case QEMU_OPTION_qtest_log:
3701 case QEMU_OPTION_sandbox:
3702 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3707 case QEMU_OPTION_add_fd:
3709 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3714 error_report("File descriptor passing is disabled on this "
3719 case QEMU_OPTION_object:
3720 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3725 case QEMU_OPTION_realtime:
3726 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3730 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
3732 case QEMU_OPTION_msg:
3733 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3737 configure_msg(opts);
3739 case QEMU_OPTION_dump_vmstate:
3740 if (vmstate_dump_file) {
3741 fprintf(stderr, "qemu: only one '-dump-vmstate' "
3742 "option may be given\n");
3745 vmstate_dump_file = fopen(optarg, "w");
3746 if (vmstate_dump_file == NULL) {
3747 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3752 os_parse_cmd_args(popt->index, optarg);
3760 if (qemu_init_main_loop(&main_loop_err)) {
3761 error_report("%s", error_get_pretty(main_loop_err));
3765 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3769 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3774 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3778 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3783 if (machine_class == NULL) {
3784 fprintf(stderr, "No machine specified, and there is no default.\n"
3785 "Use -machine help to list supported machines!\n");
3789 current_machine = MACHINE(object_new(object_class_get_name(
3790 OBJECT_CLASS(machine_class))));
3791 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3794 object_property_add_child(object_get_root(), "machine",
3795 OBJECT(current_machine), &error_abort);
3796 cpu_exec_init_all();
3798 if (machine_class->hw_version) {
3799 qemu_set_version(machine_class->hw_version);
3802 /* Init CPU def lists, based on config
3803 * - Must be called after all the qemu_read_config_file() calls
3804 * - Must be called before list_cpus()
3805 * - Must be called before machine->init()
3809 if (cpu_model && is_help_option(cpu_model)) {
3810 list_cpus(stdout, &fprintf, cpu_model);
3814 /* Open the logfile at this point, if necessary. We can't open the logfile
3815 * when encountering either of the logging options (-d or -D) because the
3816 * other one may be encountered later on the command line, changing the
3817 * location or level of logging.
3822 qemu_set_log_filename(log_file);
3825 mask = qemu_str_to_log_mask(log_mask);
3827 qemu_print_log_usage(stdout);
3833 if (!is_daemonized()) {
3834 if (!trace_init_backends(trace_events, trace_file)) {
3839 /* If no data_dir is specified then try to find it relative to the
3841 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3842 data_dir[data_dir_idx] = os_find_datadir();
3843 if (data_dir[data_dir_idx] != NULL) {
3847 /* If all else fails use the install path specified when building. */
3848 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3849 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3852 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3854 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
3855 if (smp_cpus > machine_class->max_cpus) {
3856 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3857 "supported by machine `%s' (%d)\n", smp_cpus,
3858 machine_class->name, machine_class->max_cpus);
3863 * Get the default machine options from the machine if it is not already
3864 * specified either by the configuration file or by the command line.
3866 if (machine_class->default_machine_opts) {
3867 qemu_opts_set_defaults(qemu_find_opts("machine"),
3868 machine_class->default_machine_opts, 0);
3871 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3872 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3874 if (!vga_model && !default_vga) {
3875 vga_interface_type = VGA_DEVICE;
3877 if (!has_defaults || machine_class->no_serial) {
3880 if (!has_defaults || machine_class->no_parallel) {
3881 default_parallel = 0;
3883 if (!has_defaults || !machine_class->use_virtcon) {
3884 default_virtcon = 0;
3886 if (!has_defaults || !machine_class->use_sclp) {
3889 if (!has_defaults || machine_class->no_floppy) {
3892 if (!has_defaults || machine_class->no_cdrom) {
3895 if (!has_defaults || machine_class->no_sdcard) {
3898 if (!has_defaults) {
3899 default_monitor = 0;
3904 if (is_daemonized()) {
3905 /* According to documentation and historically, -nographic redirects
3906 * serial port, parallel port and monitor to stdio, which does not work
3907 * with -daemonize. We can redirect these to null instead, but since
3908 * -nographic is legacy, let's just error out.
3909 * We disallow -nographic only if all other ports are not redirected
3910 * explicitly, to not break existing legacy setups which uses
3911 * -nographic _and_ redirects all ports explicitly - this is valid
3912 * usage, -nographic is just a no-op in this case.
3914 if (display_type == DT_NOGRAPHIC
3915 && (default_parallel || default_serial
3916 || default_monitor || default_virtcon)) {
3917 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3920 #ifdef CONFIG_CURSES
3921 if (display_type == DT_CURSES) {
3922 fprintf(stderr, "curses display can not be used with -daemonize\n");
3928 if (display_type == DT_NOGRAPHIC) {
3929 if (default_parallel)
3930 add_device_config(DEV_PARALLEL, "null");
3931 if (default_serial && default_monitor) {
3932 add_device_config(DEV_SERIAL, "mon:stdio");
3933 } else if (default_virtcon && default_monitor) {
3934 add_device_config(DEV_VIRTCON, "mon:stdio");
3935 } else if (default_sclp && default_monitor) {
3936 add_device_config(DEV_SCLP, "mon:stdio");
3939 add_device_config(DEV_SERIAL, "stdio");
3940 if (default_virtcon)
3941 add_device_config(DEV_VIRTCON, "stdio");
3943 add_device_config(DEV_SCLP, "stdio");
3945 if (default_monitor)
3946 monitor_parse("stdio", "readline", false);
3950 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3951 if (default_parallel)
3952 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3953 if (default_monitor)
3954 monitor_parse("vc:80Cx24C", "readline", false);
3955 if (default_virtcon)
3956 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3958 add_device_config(DEV_SCLP, "vc:80Cx24C");
3962 if (display_type == DT_DEFAULT && !display_remote) {
3963 #if defined(CONFIG_GTK)
3964 display_type = DT_GTK;
3965 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3966 display_type = DT_SDL;
3967 #elif defined(CONFIG_VNC)
3968 vnc_display = "localhost:0,to=99";
3971 display_type = DT_NONE;
3975 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3976 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3977 "for SDL, ignoring option\n");
3979 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3980 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3981 "ignoring option\n");
3984 #if defined(CONFIG_GTK)
3985 if (display_type == DT_GTK) {
3986 early_gtk_display_init();
3992 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3994 #ifdef CONFIG_VIRTFS
3995 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4000 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4001 fprintf(stderr, "Could not acquire pid file: %s\n", strerror(errno));
4005 /* store value for the future use */
4006 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
4008 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4013 if (qemu_opts_foreach(qemu_find_opts("object"),
4014 object_create, NULL, 0) != 0) {
4018 machine_opts = qemu_get_machine_opts();
4019 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4021 object_unref(OBJECT(current_machine));
4025 configure_accelerator(current_machine);
4028 Error *local_err = NULL;
4029 qtest_init(qtest_chrdev, qtest_log, &local_err);
4031 error_report("%s", error_get_pretty(local_err));
4032 error_free(local_err);
4037 machine_opts = qemu_get_machine_opts();
4038 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4039 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4040 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4041 bios_name = qemu_opt_get(machine_opts, "firmware");
4043 boot_order = machine_class->default_boot_order;
4044 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4046 char *normal_boot_order;
4047 const char *order, *once;
4048 Error *local_err = NULL;
4050 order = qemu_opt_get(opts, "order");
4052 validate_bootdevices(order, &local_err);
4054 error_report("%s", error_get_pretty(local_err));
4060 once = qemu_opt_get(opts, "once");
4062 validate_bootdevices(once, &local_err);
4064 error_report("%s", error_get_pretty(local_err));
4067 normal_boot_order = g_strdup(boot_order);
4069 qemu_register_reset(restore_boot_order, normal_boot_order);
4072 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4073 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4076 if (!kernel_cmdline) {
4077 kernel_cmdline = "";
4078 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4081 linux_boot = (kernel_filename != NULL);
4083 if (!linux_boot && *kernel_cmdline != '\0') {
4084 fprintf(stderr, "-append only allowed with -kernel option\n");
4088 if (!linux_boot && initrd_filename != NULL) {
4089 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4093 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4094 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4098 os_set_line_buffering();
4100 qemu_init_cpu_loop();
4101 qemu_mutex_lock_iothread();
4104 /* spice needs the timers to be initialized by this point */
4110 if (kvm_enabled() || xen_enabled()) {
4111 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4114 configure_icount(icount_opts, &error_abort);
4115 qemu_opts_del(icount_opts);
4118 /* clean up network at qemu process termination */
4119 atexit(&net_cleanup);
4121 if (net_init_clients() < 0) {
4126 if (tpm_init() < 0) {
4131 /* init the bluetooth world */
4132 if (foreach_device_config(DEV_BT, bt_parse))
4135 if (!xen_enabled()) {
4136 /* On 32-bit hosts, QEMU is limited by virtual address space */
4137 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4138 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4146 /* If the currently selected machine wishes to override the units-per-bus
4147 * property of its default HBA interface type, do so now. */
4148 if (machine_class->units_per_default_bus) {
4149 override_max_devs(machine_class->block_default_type,
4150 machine_class->units_per_default_bus);
4153 /* open the virtual block devices */
4155 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4156 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4157 &machine_class->block_default_type, 1) != 0) {
4161 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4163 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4164 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4166 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4173 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4177 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4179 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4181 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4183 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4186 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4189 /* If no default VGA is requested, the default is "none". */
4191 if (machine_class->default_display) {
4192 vga_model = machine_class->default_display;
4193 } else if (cirrus_vga_available()) {
4194 vga_model = "cirrus";
4195 } else if (vga_available()) {
4200 select_vgahw(vga_model);
4204 i = select_watchdog(watchdog);
4206 exit (i == 1 ? 1 : 0);
4209 if (machine_class->compat_props) {
4210 qdev_prop_register_global_list(machine_class->compat_props);
4214 qdev_machine_init();
4216 current_machine->ram_size = ram_size;
4217 current_machine->maxram_size = maxram_size;
4218 current_machine->ram_slots = ram_slots;
4219 current_machine->boot_order = boot_order;
4220 current_machine->cpu_model = cpu_model;
4222 machine_class->init(current_machine);
4228 cpu_synchronize_all_post_init();
4232 /* init USB devices */
4233 if (usb_enabled(false)) {
4234 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4238 /* init generic devices */
4239 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4242 /* Did we create any drives that we failed to create a device for? */
4243 drive_check_orphaned();
4245 net_check_clients();
4247 ds = init_displaystate();
4249 /* init local displays */
4250 switch (display_type) {
4252 (void)ds; /* avoid warning if no display is configured */
4254 #if defined(CONFIG_CURSES)
4256 curses_display_init(ds, full_screen);
4259 #if defined(CONFIG_SDL)
4261 sdl_display_init(ds, full_screen, no_frame);
4263 #elif defined(CONFIG_COCOA)
4265 cocoa_display_init(ds, full_screen);
4268 #if defined(CONFIG_GTK)
4270 gtk_display_init(ds, full_screen, grab_on_hover);
4277 /* must be after terminal init, SDL library changes signal handlers */
4278 os_setup_signal_handling();
4281 /* init remote displays */
4283 Error *local_err = NULL;
4284 vnc_display_init(ds);
4285 vnc_display_open(ds, vnc_display, &local_err);
4286 if (local_err != NULL) {
4287 error_report("Failed to start VNC server on `%s': %s",
4288 vnc_display, error_get_pretty(local_err));
4289 error_free(local_err);
4293 if (show_vnc_port) {
4294 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4300 qemu_spice_display_init();
4304 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4308 qdev_machine_creation_done();
4310 if (rom_load_all() != 0) {
4311 fprintf(stderr, "rom loading failed\n");
4315 /* TODO: once all bus devices are qdevified, this should be done
4316 * when bus is created by qdev.c */
4317 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4318 qemu_run_machine_init_done_notifiers();
4320 /* Done notifiers can load ROMs */
4323 qemu_system_reset(VMRESET_SILENT);
4325 if (load_vmstate(loadvm) < 0) {
4330 qdev_prop_check_globals();
4331 if (vmstate_dump_file) {
4333 dump_vmstate_json_to_file(vmstate_dump_file);
4338 Error *local_err = NULL;
4339 qemu_start_incoming_migration(incoming, &local_err);
4341 error_report("-incoming %s: %s", incoming,
4342 error_get_pretty(local_err));
4343 error_free(local_err);
4346 } else if (autostart) {
4352 if (is_daemonized()) {
4353 if (!trace_init_backends(trace_events, trace_file)) {