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 uint8_t qemu_uuid[16];
196 static QEMUBootSetHandler *boot_set_handler;
197 static void *boot_set_opaque;
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),
313 .type = QEMU_OPT_STRING,
314 .help = "emulated machine"
317 .type = QEMU_OPT_STRING,
318 .help = "accelerator list",
320 .name = "kernel_irqchip",
321 .type = QEMU_OPT_BOOL,
322 .help = "use KVM in-kernel irqchip",
324 .name = "kvm_shadow_mem",
325 .type = QEMU_OPT_SIZE,
326 .help = "KVM shadow MMU size",
329 .type = QEMU_OPT_STRING,
330 .help = "Linux kernel image file",
333 .type = QEMU_OPT_STRING,
334 .help = "Linux initial ramdisk file",
337 .type = QEMU_OPT_STRING,
338 .help = "Linux kernel command line",
341 .type = QEMU_OPT_STRING,
342 .help = "Linux kernel device tree file",
345 .type = QEMU_OPT_STRING,
346 .help = "Dump current dtb to a file and quit",
348 .name = "phandle_start",
349 .type = QEMU_OPT_NUMBER,
350 .help = "The first phandle ID we may generate dynamically",
352 .name = "dt_compatible",
353 .type = QEMU_OPT_STRING,
354 .help = "Overrides the \"compatible\" property of the dt root node",
356 .name = "dump-guest-core",
357 .type = QEMU_OPT_BOOL,
358 .help = "Include guest memory in a core dump",
361 .type = QEMU_OPT_BOOL,
362 .help = "enable/disable memory merge support",
365 .type = QEMU_OPT_BOOL,
366 .help = "Set on/off to enable/disable usb",
369 .type = QEMU_OPT_STRING,
370 .help = "firmware image",
373 .type = QEMU_OPT_STRING,
374 .help = "Specifies the KVM virtualization mode (HV, PR)",
376 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
377 .type = QEMU_OPT_SIZE,
378 .help = "maximum ram below the 4G boundary (32bit boundary)",
381 .type = QEMU_OPT_BOOL,
382 .help = "Set on/off to enable/disable Intel IOMMU (VT-d)",
384 { /* End of list */ }
388 static QemuOptsList qemu_boot_opts = {
390 .implied_opt_name = "order",
392 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
396 .type = QEMU_OPT_STRING,
399 .type = QEMU_OPT_STRING,
402 .type = QEMU_OPT_BOOL,
405 .type = QEMU_OPT_STRING,
407 .name = "splash-time",
408 .type = QEMU_OPT_STRING,
410 .name = "reboot-timeout",
411 .type = QEMU_OPT_STRING,
414 .type = QEMU_OPT_BOOL,
420 static QemuOptsList qemu_add_fd_opts = {
422 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
426 .type = QEMU_OPT_NUMBER,
427 .help = "file descriptor of which a duplicate is added to fd set",
430 .type = QEMU_OPT_NUMBER,
431 .help = "ID of the fd set to add fd to",
434 .type = QEMU_OPT_STRING,
435 .help = "free-form string used to describe fd",
437 { /* end of list */ }
441 static QemuOptsList qemu_object_opts = {
443 .implied_opt_name = "qom-type",
444 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
450 static QemuOptsList qemu_tpmdev_opts = {
452 .implied_opt_name = "type",
453 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
455 /* options are defined in the TPM backends */
456 { /* end of list */ }
460 static QemuOptsList qemu_realtime_opts = {
462 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
466 .type = QEMU_OPT_BOOL,
468 { /* end of list */ }
472 static QemuOptsList qemu_msg_opts = {
474 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
478 .type = QEMU_OPT_BOOL,
480 { /* end of list */ }
484 static QemuOptsList qemu_name_opts = {
486 .implied_opt_name = "guest",
488 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
492 .type = QEMU_OPT_STRING,
493 .help = "Sets the name of the guest.\n"
494 "This name will be displayed in the SDL window caption.\n"
495 "The name will also be used for the VNC server",
498 .type = QEMU_OPT_STRING,
499 .help = "Sets the name of the QEMU process, as shown in top etc",
501 .name = "debug-threads",
502 .type = QEMU_OPT_BOOL,
503 .help = "When enabled, name the individual threads; defaults off.\n"
504 "NOTE: The thread names are for debugging and not a\n"
507 { /* End of list */ }
511 static QemuOptsList qemu_mem_opts = {
513 .implied_opt_name = "size",
514 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
519 .type = QEMU_OPT_SIZE,
523 .type = QEMU_OPT_NUMBER,
527 .type = QEMU_OPT_SIZE,
529 { /* end of list */ }
533 static QemuOptsList qemu_icount_opts = {
535 .implied_opt_name = "shift",
537 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
541 .type = QEMU_OPT_STRING,
544 .type = QEMU_OPT_BOOL,
546 { /* end of list */ }
551 * Get machine options
553 * Returns: machine options (never null).
555 QemuOpts *qemu_get_machine_opts(void)
557 return qemu_find_opts_singleton("machine");
560 const char *qemu_get_vm_name(void)
565 static void res_free(void)
567 if (boot_splash_filedata != NULL) {
568 g_free(boot_splash_filedata);
569 boot_splash_filedata = NULL;
573 static int default_driver_check(QemuOpts *opts, void *opaque)
575 const char *driver = qemu_opt_get(opts, "driver");
580 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
581 if (strcmp(default_list[i].driver, driver) != 0)
583 *(default_list[i].flag) = 0;
588 /***********************************************************/
591 static RunState current_run_state = RUN_STATE_PRELAUNCH;
593 /* We use RUN_STATE_MAX but any invalid value will do */
594 static RunState vmstop_requested = RUN_STATE_MAX;
595 static QemuMutex vmstop_lock;
600 } RunStateTransition;
602 static const RunStateTransition runstate_transitions_def[] = {
604 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
605 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
607 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
608 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
610 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
611 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
613 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
614 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
616 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
617 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
619 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
620 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
622 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
623 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
624 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
626 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
627 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
629 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
631 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
632 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
633 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
634 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
635 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
636 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
637 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
638 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
639 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
640 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
642 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
644 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
645 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
647 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
648 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
649 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
650 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
652 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
653 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
655 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
656 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
658 { RUN_STATE_MAX, RUN_STATE_MAX },
661 static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
663 bool runstate_check(RunState state)
665 return current_run_state == state;
668 static void runstate_init(void)
670 const RunStateTransition *p;
672 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
673 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
674 runstate_valid_transitions[p->from][p->to] = true;
677 qemu_mutex_init(&vmstop_lock);
680 /* This function will abort() on invalid state transitions */
681 void runstate_set(RunState new_state)
683 assert(new_state < RUN_STATE_MAX);
685 if (!runstate_valid_transitions[current_run_state][new_state]) {
686 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
687 RunState_lookup[current_run_state],
688 RunState_lookup[new_state]);
691 trace_runstate_set(new_state);
692 current_run_state = new_state;
695 int runstate_is_running(void)
697 return runstate_check(RUN_STATE_RUNNING);
700 bool runstate_needs_reset(void)
702 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
703 runstate_check(RUN_STATE_SHUTDOWN);
706 StatusInfo *qmp_query_status(Error **errp)
708 StatusInfo *info = g_malloc0(sizeof(*info));
710 info->running = runstate_is_running();
711 info->singlestep = singlestep;
712 info->status = current_run_state;
717 static bool qemu_vmstop_requested(RunState *r)
719 qemu_mutex_lock(&vmstop_lock);
720 *r = vmstop_requested;
721 vmstop_requested = RUN_STATE_MAX;
722 qemu_mutex_unlock(&vmstop_lock);
723 return *r < RUN_STATE_MAX;
726 void qemu_system_vmstop_request_prepare(void)
728 qemu_mutex_lock(&vmstop_lock);
731 void qemu_system_vmstop_request(RunState state)
733 vmstop_requested = state;
734 qemu_mutex_unlock(&vmstop_lock);
742 qemu_vmstop_requested(&requested);
743 if (runstate_is_running() && requested == RUN_STATE_MAX) {
747 /* Ensure that a STOP/RESUME pair of events is emitted if a
748 * vmstop request was pending. The BLOCK_IO_ERROR event, for
749 * example, according to documentation is always followed by
752 if (runstate_is_running()) {
753 qapi_event_send_stop(&error_abort);
756 runstate_set(RUN_STATE_RUNNING);
757 vm_state_notify(1, RUN_STATE_RUNNING);
761 qapi_event_send_resume(&error_abort);
765 /***********************************************************/
766 /* real time host monotonic timer */
768 /***********************************************************/
769 /* host time/date access */
770 void qemu_get_timedate(struct tm *tm, int offset)
776 if (rtc_date_offset == -1) {
780 localtime_r(&ti, tm);
782 ti -= rtc_date_offset;
787 int qemu_timedate_diff(struct tm *tm)
791 if (rtc_date_offset == -1)
793 seconds = mktimegm(tm);
796 tmp.tm_isdst = -1; /* use timezone to figure it out */
797 seconds = mktime(&tmp);
800 seconds = mktimegm(tm) + rtc_date_offset;
802 return seconds - time(NULL);
805 static void configure_rtc_date_offset(const char *startdate, int legacy)
807 time_t rtc_start_date;
810 if (!strcmp(startdate, "now") && legacy) {
811 rtc_date_offset = -1;
813 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
821 } else if (sscanf(startdate, "%d-%d-%d",
833 rtc_start_date = mktimegm(&tm);
834 if (rtc_start_date == -1) {
836 fprintf(stderr, "Invalid date format. Valid formats are:\n"
837 "'2006-06-17T16:01:21' or '2006-06-17'\n");
840 rtc_date_offset = time(NULL) - rtc_start_date;
844 static void configure_rtc(QemuOpts *opts)
848 value = qemu_opt_get(opts, "base");
850 if (!strcmp(value, "utc")) {
852 } else if (!strcmp(value, "localtime")) {
855 configure_rtc_date_offset(value, 0);
858 value = qemu_opt_get(opts, "clock");
860 if (!strcmp(value, "host")) {
861 rtc_clock = QEMU_CLOCK_HOST;
862 } else if (!strcmp(value, "rt")) {
863 rtc_clock = QEMU_CLOCK_REALTIME;
864 } else if (!strcmp(value, "vm")) {
865 rtc_clock = QEMU_CLOCK_VIRTUAL;
867 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
871 value = qemu_opt_get(opts, "driftfix");
873 if (!strcmp(value, "slew")) {
874 static GlobalProperty slew_lost_ticks[] = {
876 .driver = "mc146818rtc",
877 .property = "lost_tick_policy",
880 { /* end of list */ }
883 qdev_prop_register_global_list(slew_lost_ticks);
884 } else if (!strcmp(value, "none")) {
885 /* discard is default */
887 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
893 /***********************************************************/
894 /* Bluetooth support */
897 static struct HCIInfo *hci_table[MAX_NICS];
899 struct HCIInfo *qemu_next_hci(void)
901 if (cur_hci == nb_hcis)
904 return hci_table[cur_hci++];
907 static int bt_hci_parse(const char *str)
912 if (nb_hcis >= MAX_NICS) {
913 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
926 bdaddr.b[5] = 0x56 + nb_hcis;
927 hci->bdaddr_set(hci, bdaddr.b);
929 hci_table[nb_hcis++] = hci;
934 static void bt_vhci_add(int vlan_id)
936 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
939 fprintf(stderr, "qemu: warning: adding a VHCI to "
940 "an empty scatternet %i\n", vlan_id);
942 bt_vhci_init(bt_new_hci(vlan));
945 static struct bt_device_s *bt_device_add(const char *opt)
947 struct bt_scatternet_s *vlan;
949 char *endp = strstr(opt, ",vlan=");
950 int len = (endp ? endp - opt : strlen(opt)) + 1;
953 pstrcpy(devname, MIN(sizeof(devname), len), opt);
956 vlan_id = strtol(endp + 6, &endp, 0);
958 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
963 vlan = qemu_find_bt_vlan(vlan_id);
966 fprintf(stderr, "qemu: warning: adding a slave device to "
967 "an empty scatternet %i\n", vlan_id);
969 if (!strcmp(devname, "keyboard"))
970 return bt_keyboard_init(vlan);
972 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
976 static int bt_parse(const char *opt)
978 const char *endp, *p;
981 if (strstart(opt, "hci", &endp)) {
982 if (!*endp || *endp == ',') {
984 if (!strstart(endp, ",vlan=", 0))
987 return bt_hci_parse(opt);
989 } else if (strstart(opt, "vhci", &endp)) {
990 if (!*endp || *endp == ',') {
992 if (strstart(endp, ",vlan=", &p)) {
993 vlan = strtol(p, (char **) &endp, 0);
995 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
999 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1008 } else if (strstart(opt, "device:", &endp))
1009 return !bt_device_add(endp);
1011 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1015 static int parse_sandbox(QemuOpts *opts, void *opaque)
1017 /* FIXME: change this to true for 1.3 */
1018 if (qemu_opt_get_bool(opts, "enable", false)) {
1019 #ifdef CONFIG_SECCOMP
1020 if (seccomp_start() < 0) {
1021 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1022 "failed to install seccomp syscall filter in the kernel");
1026 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1027 "sandboxing request but seccomp is not compiled into this build");
1035 static int parse_name(QemuOpts *opts, void *opaque)
1037 const char *proc_name;
1039 if (qemu_opt_get(opts, "debug-threads")) {
1040 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1042 qemu_name = qemu_opt_get(opts, "guest");
1044 proc_name = qemu_opt_get(opts, "process");
1046 os_set_proc_name(proc_name);
1052 bool usb_enabled(bool default_usb)
1054 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1055 has_defaults && default_usb);
1059 static int parse_add_fd(QemuOpts *opts, void *opaque)
1061 int fd, dupfd, flags;
1063 const char *fd_opaque = NULL;
1065 fd = qemu_opt_get_number(opts, "fd", -1);
1066 fdset_id = qemu_opt_get_number(opts, "set", -1);
1067 fd_opaque = qemu_opt_get(opts, "opaque");
1070 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1071 "fd option is required and must be non-negative");
1075 if (fd <= STDERR_FILENO) {
1076 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1077 "fd cannot be a standard I/O stream");
1082 * All fds inherited across exec() necessarily have FD_CLOEXEC
1083 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1085 flags = fcntl(fd, F_GETFD);
1086 if (flags == -1 || (flags & FD_CLOEXEC)) {
1087 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1088 "fd is not valid or already in use");
1093 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1094 "set option is required and must be non-negative");
1098 #ifdef F_DUPFD_CLOEXEC
1099 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1103 qemu_set_cloexec(dupfd);
1107 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1108 "Error duplicating fd: %s", strerror(errno));
1112 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1113 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1119 static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1123 fd = qemu_opt_get_number(opts, "fd", -1);
1130 /***********************************************************/
1131 /* QEMU Block devices */
1133 #define HD_OPTS "media=disk"
1134 #define CDROM_OPTS "media=cdrom"
1136 #define PFLASH_OPTS ""
1140 static int drive_init_func(QemuOpts *opts, void *opaque)
1142 BlockInterfaceType *block_default_type = opaque;
1144 return drive_new(opts, *block_default_type) == NULL;
1147 static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1149 if (qemu_opt_get(opts, "snapshot") == NULL) {
1150 qemu_opt_set(opts, "snapshot", "on");
1155 static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1156 int index, const char *optstr)
1161 if (!enable || drive_get_by_index(type, index)) {
1165 opts = drive_add(type, index, NULL, optstr);
1167 drive_enable_snapshot(opts, NULL);
1170 dinfo = drive_new(opts, type);
1174 dinfo->is_default = true;
1178 void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1180 boot_set_handler = func;
1181 boot_set_opaque = opaque;
1184 int qemu_boot_set(const char *boot_order)
1186 if (!boot_set_handler) {
1189 return boot_set_handler(boot_set_opaque, boot_order);
1192 static void validate_bootdevices(const char *devices)
1194 /* We just do some generic consistency checks */
1198 for (p = devices; *p != '\0'; p++) {
1199 /* Allowed boot devices are:
1200 * a-b: floppy disk drives
1201 * c-f: IDE disk drives
1202 * g-m: machine implementation dependent drives
1203 * n-p: network devices
1204 * It's up to each machine implementation to check if the given boot
1205 * devices match the actual hardware implementation and firmware
1208 if (*p < 'a' || *p > 'p') {
1209 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1212 if (bitmap & (1 << (*p - 'a'))) {
1213 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1216 bitmap |= 1 << (*p - 'a');
1220 static void restore_boot_order(void *opaque)
1222 char *normal_boot_order = opaque;
1223 static int first = 1;
1225 /* Restore boot order and remove ourselves after the first boot */
1231 qemu_boot_set(normal_boot_order);
1233 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1234 g_free(normal_boot_order);
1237 static QemuOptsList qemu_smp_opts = {
1239 .implied_opt_name = "cpus",
1240 .merge_lists = true,
1241 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1245 .type = QEMU_OPT_NUMBER,
1248 .type = QEMU_OPT_NUMBER,
1251 .type = QEMU_OPT_NUMBER,
1254 .type = QEMU_OPT_NUMBER,
1257 .type = QEMU_OPT_NUMBER,
1259 { /*End of list */ }
1263 static void smp_parse(QemuOpts *opts)
1267 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1268 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1269 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1270 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1272 /* compute missing values, prefer sockets over cores over threads */
1273 if (cpus == 0 || sockets == 0) {
1274 sockets = sockets > 0 ? sockets : 1;
1275 cores = cores > 0 ? cores : 1;
1276 threads = threads > 0 ? threads : 1;
1278 cpus = cores * threads * sockets;
1282 threads = threads > 0 ? threads : 1;
1283 cores = cpus / (sockets * threads);
1285 threads = cpus / (cores * sockets);
1289 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1292 smp_cores = cores > 0 ? cores : 1;
1293 smp_threads = threads > 0 ? threads : 1;
1297 if (max_cpus == 0) {
1298 max_cpus = smp_cpus;
1301 if (max_cpus > MAX_CPUMASK_BITS) {
1302 fprintf(stderr, "Unsupported number of maxcpus\n");
1305 if (max_cpus < smp_cpus) {
1306 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1312 static void realtime_init(void)
1315 if (os_mlock() < 0) {
1316 fprintf(stderr, "qemu: locking memory failed\n");
1323 static void configure_msg(QemuOpts *opts)
1325 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1328 /***********************************************************/
1331 static int usb_device_add(const char *devname)
1333 USBDevice *dev = NULL;
1334 #ifndef CONFIG_LINUX
1338 if (!usb_enabled(false)) {
1342 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1343 dev = usbdevice_create(devname);
1347 /* the other ones */
1348 #ifndef CONFIG_LINUX
1349 /* only the linux version is qdev-ified, usb-bsd still needs this */
1350 if (strstart(devname, "host:", &p)) {
1351 dev = usb_host_device_open(usb_bus_find(-1), p);
1361 static int usb_device_del(const char *devname)
1366 if (strstart(devname, "host:", &p)) {
1370 if (!usb_enabled(false)) {
1374 p = strchr(devname, '.');
1377 bus_num = strtoul(devname, NULL, 0);
1378 addr = strtoul(p + 1, NULL, 0);
1380 return usb_device_delete_addr(bus_num, addr);
1383 static int usb_parse(const char *cmdline)
1386 r = usb_device_add(cmdline);
1388 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1393 void do_usb_add(Monitor *mon, const QDict *qdict)
1395 const char *devname = qdict_get_str(qdict, "devname");
1396 if (usb_device_add(devname) < 0) {
1397 error_report("could not add USB device '%s'", devname);
1401 void do_usb_del(Monitor *mon, const QDict *qdict)
1403 const char *devname = qdict_get_str(qdict, "devname");
1404 if (usb_device_del(devname) < 0) {
1405 error_report("could not delete USB device '%s'", devname);
1409 /***********************************************************/
1410 /* machine registration */
1412 MachineState *current_machine;
1414 static void machine_class_init(ObjectClass *oc, void *data)
1416 MachineClass *mc = MACHINE_CLASS(oc);
1417 QEMUMachine *qm = data;
1419 mc->name = qm->name;
1420 mc->alias = qm->alias;
1421 mc->desc = qm->desc;
1422 mc->init = qm->init;
1423 mc->reset = qm->reset;
1424 mc->hot_add_cpu = qm->hot_add_cpu;
1425 mc->kvm_type = qm->kvm_type;
1426 mc->block_default_type = qm->block_default_type;
1427 mc->units_per_default_bus = qm->units_per_default_bus;
1428 mc->max_cpus = qm->max_cpus;
1429 mc->no_serial = qm->no_serial;
1430 mc->no_parallel = qm->no_parallel;
1431 mc->use_virtcon = qm->use_virtcon;
1432 mc->use_sclp = qm->use_sclp;
1433 mc->no_floppy = qm->no_floppy;
1434 mc->no_cdrom = qm->no_cdrom;
1435 mc->no_sdcard = qm->no_sdcard;
1436 mc->is_default = qm->is_default;
1437 mc->default_machine_opts = qm->default_machine_opts;
1438 mc->default_boot_order = qm->default_boot_order;
1439 mc->compat_props = qm->compat_props;
1440 mc->hw_version = qm->hw_version;
1443 int qemu_register_machine(QEMUMachine *m)
1445 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
1448 .parent = TYPE_MACHINE,
1449 .class_init = machine_class_init,
1450 .class_data = (void *)m,
1459 static MachineClass *find_machine(const char *name)
1461 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1462 MachineClass *mc = NULL;
1464 for (el = machines; el; el = el->next) {
1465 MachineClass *temp = el->data;
1467 if (!strcmp(temp->name, name)) {
1472 !strcmp(temp->alias, name)) {
1478 g_slist_free(machines);
1482 MachineClass *find_default_machine(void)
1484 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1485 MachineClass *mc = NULL;
1487 for (el = machines; el; el = el->next) {
1488 MachineClass *temp = el->data;
1490 if (temp->is_default) {
1496 g_slist_free(machines);
1500 MachineInfoList *qmp_query_machines(Error **errp)
1502 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
1503 MachineInfoList *mach_list = NULL;
1505 for (el = machines; el; el = el->next) {
1506 MachineClass *mc = el->data;
1507 MachineInfoList *entry;
1510 info = g_malloc0(sizeof(*info));
1511 if (mc->is_default) {
1512 info->has_is_default = true;
1513 info->is_default = true;
1517 info->has_alias = true;
1518 info->alias = g_strdup(mc->alias);
1521 info->name = g_strdup(mc->name);
1522 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
1524 entry = g_malloc0(sizeof(*entry));
1525 entry->value = info;
1526 entry->next = mach_list;
1530 g_slist_free(machines);
1534 /***********************************************************/
1535 /* main execution loop */
1537 struct vm_change_state_entry {
1538 VMChangeStateHandler *cb;
1540 QLIST_ENTRY (vm_change_state_entry) entries;
1543 static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1545 VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1548 VMChangeStateEntry *e;
1550 e = g_malloc0(sizeof (*e));
1554 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1558 void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1560 QLIST_REMOVE (e, entries);
1564 void vm_state_notify(int running, RunState state)
1566 VMChangeStateEntry *e, *next;
1568 trace_vm_state_notify(running, state);
1570 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1571 e->cb(e->opaque, running, state);
1575 /* reset/shutdown handler */
1577 typedef struct QEMUResetEntry {
1578 QTAILQ_ENTRY(QEMUResetEntry) entry;
1579 QEMUResetHandler *func;
1583 static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1584 QTAILQ_HEAD_INITIALIZER(reset_handlers);
1585 static int reset_requested;
1586 static int shutdown_requested, shutdown_signal = -1;
1587 static pid_t shutdown_pid;
1588 static int powerdown_requested;
1589 static int debug_requested;
1590 static int suspend_requested;
1591 static WakeupReason wakeup_reason;
1592 static NotifierList powerdown_notifiers =
1593 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1594 static NotifierList suspend_notifiers =
1595 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1596 static NotifierList wakeup_notifiers =
1597 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1598 static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1600 int qemu_shutdown_requested_get(void)
1602 return shutdown_requested;
1605 int qemu_reset_requested_get(void)
1607 return reset_requested;
1610 static int qemu_shutdown_requested(void)
1612 return atomic_xchg(&shutdown_requested, 0);
1615 static void qemu_kill_report(void)
1617 if (!qtest_driver() && shutdown_signal != -1) {
1618 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1619 if (shutdown_pid == 0) {
1620 /* This happens for eg ^C at the terminal, so it's worth
1621 * avoiding printing an odd message in that case.
1623 fputc('\n', stderr);
1625 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1627 shutdown_signal = -1;
1631 static int qemu_reset_requested(void)
1633 int r = reset_requested;
1634 reset_requested = 0;
1638 static int qemu_suspend_requested(void)
1640 int r = suspend_requested;
1641 suspend_requested = 0;
1645 static WakeupReason qemu_wakeup_requested(void)
1647 return wakeup_reason;
1650 static int qemu_powerdown_requested(void)
1652 int r = powerdown_requested;
1653 powerdown_requested = 0;
1657 static int qemu_debug_requested(void)
1659 int r = debug_requested;
1660 debug_requested = 0;
1664 void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1666 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1669 re->opaque = opaque;
1670 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1673 void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1677 QTAILQ_FOREACH(re, &reset_handlers, entry) {
1678 if (re->func == func && re->opaque == opaque) {
1679 QTAILQ_REMOVE(&reset_handlers, re, entry);
1686 void qemu_devices_reset(void)
1688 QEMUResetEntry *re, *nre;
1690 /* reset all devices */
1691 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1692 re->func(re->opaque);
1696 void qemu_system_reset(bool report)
1700 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1702 if (mc && mc->reset) {
1705 qemu_devices_reset();
1708 qapi_event_send_reset(&error_abort);
1710 cpu_synchronize_all_post_reset();
1713 void qemu_system_reset_request(void)
1716 shutdown_requested = 1;
1718 reset_requested = 1;
1721 qemu_notify_event();
1724 static void qemu_system_suspend(void)
1727 notifier_list_notify(&suspend_notifiers, NULL);
1728 runstate_set(RUN_STATE_SUSPENDED);
1729 qapi_event_send_suspend(&error_abort);
1732 void qemu_system_suspend_request(void)
1734 if (runstate_check(RUN_STATE_SUSPENDED)) {
1737 suspend_requested = 1;
1739 qemu_notify_event();
1742 void qemu_register_suspend_notifier(Notifier *notifier)
1744 notifier_list_add(&suspend_notifiers, notifier);
1747 void qemu_system_wakeup_request(WakeupReason reason)
1749 trace_system_wakeup_request(reason);
1751 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1754 if (!(wakeup_reason_mask & (1 << reason))) {
1757 runstate_set(RUN_STATE_RUNNING);
1758 wakeup_reason = reason;
1759 qemu_notify_event();
1762 void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1765 wakeup_reason_mask |= (1 << reason);
1767 wakeup_reason_mask &= ~(1 << reason);
1771 void qemu_register_wakeup_notifier(Notifier *notifier)
1773 notifier_list_add(&wakeup_notifiers, notifier);
1776 void qemu_system_killed(int signal, pid_t pid)
1778 shutdown_signal = signal;
1781 qemu_system_shutdown_request();
1784 void qemu_system_shutdown_request(void)
1786 trace_qemu_system_shutdown_request();
1787 shutdown_requested = 1;
1788 qemu_notify_event();
1791 static void qemu_system_powerdown(void)
1793 qapi_event_send_powerdown(&error_abort);
1794 notifier_list_notify(&powerdown_notifiers, NULL);
1797 void qemu_system_powerdown_request(void)
1799 trace_qemu_system_powerdown_request();
1800 powerdown_requested = 1;
1801 qemu_notify_event();
1804 void qemu_register_powerdown_notifier(Notifier *notifier)
1806 notifier_list_add(&powerdown_notifiers, notifier);
1809 void qemu_system_debug_request(void)
1811 debug_requested = 1;
1812 qemu_notify_event();
1815 static bool main_loop_should_exit(void)
1818 if (qemu_debug_requested()) {
1819 vm_stop(RUN_STATE_DEBUG);
1821 if (qemu_suspend_requested()) {
1822 qemu_system_suspend();
1824 if (qemu_shutdown_requested()) {
1826 qapi_event_send_shutdown(&error_abort);
1828 vm_stop(RUN_STATE_SHUTDOWN);
1833 if (qemu_reset_requested()) {
1835 cpu_synchronize_all_states();
1836 qemu_system_reset(VMRESET_REPORT);
1838 if (runstate_needs_reset()) {
1839 runstate_set(RUN_STATE_PAUSED);
1842 if (qemu_wakeup_requested()) {
1844 cpu_synchronize_all_states();
1845 qemu_system_reset(VMRESET_SILENT);
1846 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1847 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1849 qapi_event_send_wakeup(&error_abort);
1851 if (qemu_powerdown_requested()) {
1852 qemu_system_powerdown();
1854 if (qemu_vmstop_requested(&r)) {
1860 static void main_loop(void)
1864 #ifdef CONFIG_PROFILER
1868 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
1869 #ifdef CONFIG_PROFILER
1870 ti = profile_getclock();
1872 last_io = main_loop_wait(nonblocking);
1873 #ifdef CONFIG_PROFILER
1874 dev_time += profile_getclock() - ti;
1876 } while (!main_loop_should_exit());
1879 static void version(void)
1881 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1884 static void help(int exitcode)
1887 printf("usage: %s [options] [disk_image]\n\n"
1888 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1889 error_get_progname());
1891 #define QEMU_OPTIONS_GENERATE_HELP
1892 #include "qemu-options-wrapper.h"
1894 printf("\nDuring emulation, the following keys are useful:\n"
1895 "ctrl-alt-f toggle full screen\n"
1896 "ctrl-alt-n switch to virtual console 'n'\n"
1897 "ctrl-alt toggle mouse and keyboard grab\n"
1899 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1904 #define HAS_ARG 0x0001
1906 typedef struct QEMUOption {
1913 static const QEMUOption qemu_options[] = {
1914 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1915 #define QEMU_OPTIONS_GENERATE_OPTIONS
1916 #include "qemu-options-wrapper.h"
1920 static bool vga_available(void)
1922 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1925 static bool cirrus_vga_available(void)
1927 return object_class_by_name("cirrus-vga")
1928 || object_class_by_name("isa-cirrus-vga");
1931 static bool vmware_vga_available(void)
1933 return object_class_by_name("vmware-svga");
1936 static bool qxl_vga_available(void)
1938 return object_class_by_name("qxl-vga");
1941 static bool tcx_vga_available(void)
1943 return object_class_by_name("SUNW,tcx");
1946 static bool cg3_vga_available(void)
1948 return object_class_by_name("cgthree");
1951 static void select_vgahw (const char *p)
1955 assert(vga_interface_type == VGA_NONE);
1956 if (strstart(p, "std", &opts)) {
1957 if (vga_available()) {
1958 vga_interface_type = VGA_STD;
1960 fprintf(stderr, "Error: standard VGA not available\n");
1963 } else if (strstart(p, "cirrus", &opts)) {
1964 if (cirrus_vga_available()) {
1965 vga_interface_type = VGA_CIRRUS;
1967 fprintf(stderr, "Error: Cirrus VGA not available\n");
1970 } else if (strstart(p, "vmware", &opts)) {
1971 if (vmware_vga_available()) {
1972 vga_interface_type = VGA_VMWARE;
1974 fprintf(stderr, "Error: VMWare SVGA not available\n");
1977 } else if (strstart(p, "xenfb", &opts)) {
1978 vga_interface_type = VGA_XENFB;
1979 } else if (strstart(p, "qxl", &opts)) {
1980 if (qxl_vga_available()) {
1981 vga_interface_type = VGA_QXL;
1983 fprintf(stderr, "Error: QXL VGA not available\n");
1986 } else if (strstart(p, "tcx", &opts)) {
1987 if (tcx_vga_available()) {
1988 vga_interface_type = VGA_TCX;
1990 fprintf(stderr, "Error: TCX framebuffer not available\n");
1993 } else if (strstart(p, "cg3", &opts)) {
1994 if (cg3_vga_available()) {
1995 vga_interface_type = VGA_CG3;
1997 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2000 } else if (!strstart(p, "none", &opts)) {
2002 fprintf(stderr, "Unknown vga type: %s\n", p);
2006 const char *nextopt;
2008 if (strstart(opts, ",retrace=", &nextopt)) {
2010 if (strstart(opts, "dumb", &nextopt))
2011 vga_retrace_method = VGA_RETRACE_DUMB;
2012 else if (strstart(opts, "precise", &nextopt))
2013 vga_retrace_method = VGA_RETRACE_PRECISE;
2014 else goto invalid_vga;
2015 } else goto invalid_vga;
2020 static DisplayType select_display(const char *p)
2023 DisplayType display = DT_DEFAULT;
2025 if (strstart(p, "sdl", &opts)) {
2029 const char *nextopt;
2031 if (strstart(opts, ",frame=", &nextopt)) {
2033 if (strstart(opts, "on", &nextopt)) {
2035 } else if (strstart(opts, "off", &nextopt)) {
2038 goto invalid_sdl_args;
2040 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2042 if (strstart(opts, "on", &nextopt)) {
2044 } else if (strstart(opts, "off", &nextopt)) {
2047 goto invalid_sdl_args;
2049 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2051 if (strstart(opts, "on", &nextopt)) {
2053 } else if (strstart(opts, "off", &nextopt)) {
2056 goto invalid_sdl_args;
2058 } else if (strstart(opts, ",window_close=", &nextopt)) {
2060 if (strstart(opts, "on", &nextopt)) {
2062 } else if (strstart(opts, "off", &nextopt)) {
2065 goto invalid_sdl_args;
2069 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2075 fprintf(stderr, "SDL support is disabled\n");
2078 } else if (strstart(p, "vnc", &opts)) {
2083 const char *nextopt;
2085 if (strstart(opts, "=", &nextopt)) {
2086 vnc_display = nextopt;
2090 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2094 fprintf(stderr, "VNC support is disabled\n");
2097 } else if (strstart(p, "curses", &opts)) {
2098 #ifdef CONFIG_CURSES
2099 display = DT_CURSES;
2101 fprintf(stderr, "Curses support is disabled\n");
2104 } else if (strstart(p, "gtk", &opts)) {
2108 const char *nextopt;
2110 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2112 if (strstart(opts, "on", &nextopt)) {
2113 grab_on_hover = true;
2114 } else if (strstart(opts, "off", &nextopt)) {
2115 grab_on_hover = false;
2117 goto invalid_gtk_args;
2121 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2127 fprintf(stderr, "GTK support is disabled\n");
2130 } else if (strstart(p, "none", &opts)) {
2133 fprintf(stderr, "Unknown display type: %s\n", p);
2140 static int balloon_parse(const char *arg)
2144 if (strcmp(arg, "none") == 0) {
2148 if (!strncmp(arg, "virtio", 6)) {
2149 if (arg[6] == ',') {
2150 /* have params -> parse them */
2151 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2155 /* create empty opts */
2156 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2159 qemu_opt_set(opts, "driver", "virtio-balloon");
2166 char *qemu_find_file(int type, const char *name)
2172 /* Try the name as a straight path first */
2173 if (access(name, R_OK) == 0) {
2174 trace_load_file(name, name);
2175 return g_strdup(name);
2179 case QEMU_FILE_TYPE_BIOS:
2182 case QEMU_FILE_TYPE_KEYMAP:
2183 subdir = "keymaps/";
2189 for (i = 0; i < data_dir_idx; i++) {
2190 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2191 if (access(buf, R_OK) == 0) {
2192 trace_load_file(name, buf);
2200 static int device_help_func(QemuOpts *opts, void *opaque)
2202 return qdev_device_help(opts);
2205 static int device_init_func(QemuOpts *opts, void *opaque)
2209 dev = qdev_device_add(opts);
2212 object_unref(OBJECT(dev));
2216 static int chardev_init_func(QemuOpts *opts, void *opaque)
2218 Error *local_err = NULL;
2220 qemu_chr_new_from_opts(opts, NULL, &local_err);
2222 error_report("%s", error_get_pretty(local_err));
2223 error_free(local_err);
2229 #ifdef CONFIG_VIRTFS
2230 static int fsdev_init_func(QemuOpts *opts, void *opaque)
2233 ret = qemu_fsdev_add(opts);
2239 static int mon_init_func(QemuOpts *opts, void *opaque)
2241 CharDriverState *chr;
2242 const char *chardev;
2246 mode = qemu_opt_get(opts, "mode");
2250 if (strcmp(mode, "readline") == 0) {
2251 flags = MONITOR_USE_READLINE;
2252 } else if (strcmp(mode, "control") == 0) {
2253 flags = MONITOR_USE_CONTROL;
2255 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2259 if (qemu_opt_get_bool(opts, "pretty", 0))
2260 flags |= MONITOR_USE_PRETTY;
2262 if (qemu_opt_get_bool(opts, "default", 0))
2263 flags |= MONITOR_IS_DEFAULT;
2265 chardev = qemu_opt_get(opts, "chardev");
2266 chr = qemu_chr_find(chardev);
2268 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2272 qemu_chr_fe_claim_no_fail(chr);
2273 monitor_init(chr, flags);
2277 static void monitor_parse(const char *optarg, const char *mode)
2279 static int monitor_device_index = 0;
2285 if (strstart(optarg, "chardev:", &p)) {
2286 snprintf(label, sizeof(label), "%s", p);
2288 snprintf(label, sizeof(label), "compat_monitor%d",
2289 monitor_device_index);
2290 if (monitor_device_index == 0) {
2293 opts = qemu_chr_parse_compat(label, optarg);
2295 fprintf(stderr, "parse error: %s\n", optarg);
2300 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2302 fprintf(stderr, "duplicate chardev: %s\n", label);
2305 qemu_opt_set(opts, "mode", mode);
2306 qemu_opt_set(opts, "chardev", label);
2308 qemu_opt_set(opts, "default", "on");
2309 monitor_device_index++;
2312 struct device_config {
2314 DEV_USB, /* -usbdevice */
2316 DEV_SERIAL, /* -serial */
2317 DEV_PARALLEL, /* -parallel */
2318 DEV_VIRTCON, /* -virtioconsole */
2319 DEV_DEBUGCON, /* -debugcon */
2320 DEV_GDB, /* -gdb, -s */
2321 DEV_SCLP, /* s390 sclp */
2323 const char *cmdline;
2325 QTAILQ_ENTRY(device_config) next;
2328 static QTAILQ_HEAD(, device_config) device_configs =
2329 QTAILQ_HEAD_INITIALIZER(device_configs);
2331 static void add_device_config(int type, const char *cmdline)
2333 struct device_config *conf;
2335 conf = g_malloc0(sizeof(*conf));
2337 conf->cmdline = cmdline;
2338 loc_save(&conf->loc);
2339 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2342 static int foreach_device_config(int type, int (*func)(const char *cmdline))
2344 struct device_config *conf;
2347 QTAILQ_FOREACH(conf, &device_configs, next) {
2348 if (conf->type != type)
2350 loc_push_restore(&conf->loc);
2351 rc = func(conf->cmdline);
2352 loc_pop(&conf->loc);
2360 static int serial_parse(const char *devname)
2362 static int index = 0;
2365 if (strcmp(devname, "none") == 0)
2367 if (index == MAX_SERIAL_PORTS) {
2368 fprintf(stderr, "qemu: too many serial ports\n");
2371 snprintf(label, sizeof(label), "serial%d", index);
2372 serial_hds[index] = qemu_chr_new(label, devname, NULL);
2373 if (!serial_hds[index]) {
2374 fprintf(stderr, "qemu: could not connect serial device"
2375 " to character backend '%s'\n", devname);
2382 static int parallel_parse(const char *devname)
2384 static int index = 0;
2387 if (strcmp(devname, "none") == 0)
2389 if (index == MAX_PARALLEL_PORTS) {
2390 fprintf(stderr, "qemu: too many parallel ports\n");
2393 snprintf(label, sizeof(label), "parallel%d", index);
2394 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2395 if (!parallel_hds[index]) {
2396 fprintf(stderr, "qemu: could not connect parallel device"
2397 " to character backend '%s'\n", devname);
2404 static int virtcon_parse(const char *devname)
2406 QemuOptsList *device = qemu_find_opts("device");
2407 static int index = 0;
2409 QemuOpts *bus_opts, *dev_opts;
2411 if (strcmp(devname, "none") == 0)
2413 if (index == MAX_VIRTIO_CONSOLES) {
2414 fprintf(stderr, "qemu: too many virtio consoles\n");
2418 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2419 if (arch_type == QEMU_ARCH_S390X) {
2420 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2422 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2425 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
2426 qemu_opt_set(dev_opts, "driver", "virtconsole");
2428 snprintf(label, sizeof(label), "virtcon%d", index);
2429 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2430 if (!virtcon_hds[index]) {
2431 fprintf(stderr, "qemu: could not connect virtio console"
2432 " to character backend '%s'\n", devname);
2435 qemu_opt_set(dev_opts, "chardev", label);
2441 static int sclp_parse(const char *devname)
2443 QemuOptsList *device = qemu_find_opts("device");
2444 static int index = 0;
2448 if (strcmp(devname, "none") == 0) {
2451 if (index == MAX_SCLP_CONSOLES) {
2452 fprintf(stderr, "qemu: too many sclp consoles\n");
2456 assert(arch_type == QEMU_ARCH_S390X);
2458 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2459 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2461 snprintf(label, sizeof(label), "sclpcon%d", index);
2462 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2463 if (!sclp_hds[index]) {
2464 fprintf(stderr, "qemu: could not connect sclp console"
2465 " to character backend '%s'\n", devname);
2468 qemu_opt_set(dev_opts, "chardev", label);
2474 static int debugcon_parse(const char *devname)
2478 if (!qemu_chr_new("debugcon", devname, NULL)) {
2481 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2483 fprintf(stderr, "qemu: already have a debugcon device\n");
2486 qemu_opt_set(opts, "driver", "isa-debugcon");
2487 qemu_opt_set(opts, "chardev", "debugcon");
2491 static MachineClass *machine_parse(const char *name)
2493 MachineClass *mc = NULL;
2494 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
2497 mc = find_machine(name);
2502 if (name && !is_help_option(name)) {
2503 error_report("Unsupported machine type");
2504 error_printf("Use -machine help to list supported machines!\n");
2506 printf("Supported machines are:\n");
2507 for (el = machines; el; el = el->next) {
2508 MachineClass *mc = el->data;
2510 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
2512 printf("%-20s %s%s\n", mc->name, mc->desc,
2513 mc->is_default ? " (default)" : "");
2517 g_slist_free(machines);
2518 exit(!name || !is_help_option(name));
2521 void qemu_add_exit_notifier(Notifier *notify)
2523 notifier_list_add(&exit_notifiers, notify);
2526 void qemu_remove_exit_notifier(Notifier *notify)
2528 notifier_remove(notify);
2531 static void qemu_run_exit_notifiers(void)
2533 notifier_list_notify(&exit_notifiers, NULL);
2536 void qemu_add_machine_init_done_notifier(Notifier *notify)
2538 notifier_list_add(&machine_init_done_notifiers, notify);
2541 static void qemu_run_machine_init_done_notifiers(void)
2543 notifier_list_notify(&machine_init_done_notifiers, NULL);
2546 static const QEMUOption *lookup_opt(int argc, char **argv,
2547 const char **poptarg, int *poptind)
2549 const QEMUOption *popt;
2550 int optind = *poptind;
2551 char *r = argv[optind];
2554 loc_set_cmdline(argv, optind, 1);
2556 /* Treat --foo the same as -foo. */
2559 popt = qemu_options;
2562 error_report("invalid option");
2565 if (!strcmp(popt->name, r + 1))
2569 if (popt->flags & HAS_ARG) {
2570 if (optind >= argc) {
2571 error_report("requires an argument");
2574 optarg = argv[optind++];
2575 loc_set_cmdline(argv, optind - 2, 2);
2586 static gpointer malloc_and_trace(gsize n_bytes)
2588 void *ptr = malloc(n_bytes);
2589 trace_g_malloc(n_bytes, ptr);
2593 static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2595 void *ptr = realloc(mem, n_bytes);
2596 trace_g_realloc(mem, n_bytes, ptr);
2600 static void free_and_trace(gpointer mem)
2606 static int machine_set_property(const char *name, const char *value,
2609 Object *obj = OBJECT(opaque);
2610 StringInputVisitor *siv;
2611 Error *local_err = NULL;
2614 if (strcmp(name, "type") == 0) {
2618 qom_name = g_strdup(name);
2626 siv = string_input_visitor_new(value);
2627 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
2628 string_input_visitor_cleanup(siv);
2632 qerror_report_err(local_err);
2633 error_free(local_err);
2640 static int object_create(QemuOpts *opts, void *opaque)
2649 ov = opts_visitor_new(opts);
2650 pdict = qemu_opts_to_qdict(opts, NULL);
2652 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2657 qdict_del(pdict, "qom-type");
2658 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2663 qdict_del(pdict, "id");
2664 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2669 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2673 visit_end_struct(opts_get_visitor(ov), &err);
2675 qmp_object_del(id, NULL);
2679 opts_visitor_cleanup(ov);
2686 qerror_report_err(err);
2693 int main(int argc, char **argv, char **envp)
2696 int snapshot, linux_boot;
2697 const char *initrd_filename;
2698 const char *kernel_filename, *kernel_cmdline;
2699 const char *boot_order;
2701 int cyls, heads, secs, translation;
2702 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
2703 QemuOptsList *olist;
2706 const char *loadvm = NULL;
2707 MachineClass *machine_class;
2708 const char *cpu_model;
2709 const char *vga_model = NULL;
2710 const char *qtest_chrdev = NULL;
2711 const char *qtest_log = NULL;
2712 const char *pid_file = NULL;
2713 const char *incoming = NULL;
2715 int show_vnc_port = 0;
2717 bool defconfig = true;
2718 bool userconfig = true;
2719 const char *log_mask = NULL;
2720 const char *log_file = NULL;
2721 GMemVTable mem_trace = {
2722 .malloc = malloc_and_trace,
2723 .realloc = realloc_and_trace,
2724 .free = free_and_trace,
2726 const char *trace_events = NULL;
2727 const char *trace_file = NULL;
2728 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2730 ram_addr_t maxram_size = default_ram_size;
2731 uint64_t ram_slots = 0;
2732 FILE *vmstate_dump_file = NULL;
2733 Error *main_loop_err = NULL;
2735 atexit(qemu_run_exit_notifiers);
2736 error_set_progname(argv[0]);
2737 qemu_init_exec_dir(argv[0]);
2739 g_mem_set_vtable(&mem_trace);
2741 module_call_init(MODULE_INIT_QOM);
2743 qemu_add_opts(&qemu_drive_opts);
2744 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2745 qemu_add_drive_opts(&qemu_common_drive_opts);
2746 qemu_add_drive_opts(&qemu_drive_opts);
2747 qemu_add_opts(&qemu_chardev_opts);
2748 qemu_add_opts(&qemu_device_opts);
2749 qemu_add_opts(&qemu_netdev_opts);
2750 qemu_add_opts(&qemu_net_opts);
2751 qemu_add_opts(&qemu_rtc_opts);
2752 qemu_add_opts(&qemu_global_opts);
2753 qemu_add_opts(&qemu_mon_opts);
2754 qemu_add_opts(&qemu_trace_opts);
2755 qemu_add_opts(&qemu_option_rom_opts);
2756 qemu_add_opts(&qemu_machine_opts);
2757 qemu_add_opts(&qemu_mem_opts);
2758 qemu_add_opts(&qemu_smp_opts);
2759 qemu_add_opts(&qemu_boot_opts);
2760 qemu_add_opts(&qemu_sandbox_opts);
2761 qemu_add_opts(&qemu_add_fd_opts);
2762 qemu_add_opts(&qemu_object_opts);
2763 qemu_add_opts(&qemu_tpmdev_opts);
2764 qemu_add_opts(&qemu_realtime_opts);
2765 qemu_add_opts(&qemu_msg_opts);
2766 qemu_add_opts(&qemu_name_opts);
2767 qemu_add_opts(&qemu_numa_opts);
2768 qemu_add_opts(&qemu_icount_opts);
2772 rtc_clock = QEMU_CLOCK_HOST;
2774 QLIST_INIT (&vm_change_state_head);
2775 os_setup_early_signal_handling();
2777 module_call_init(MODULE_INIT_MACHINE);
2778 machine_class = find_default_machine();
2780 ram_size = default_ram_size;
2782 cyls = heads = secs = 0;
2783 translation = BIOS_ATA_TRANSLATION_AUTO;
2785 for (i = 0; i < MAX_NODES; i++) {
2786 numa_info[i].node_mem = 0;
2787 numa_info[i].present = false;
2788 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
2792 max_numa_nodeid = 0;
2795 bdrv_init_with_whitelist();
2799 /* first pass of option parsing */
2801 while (optind < argc) {
2802 if (argv[optind][0] != '-') {
2806 const QEMUOption *popt;
2808 popt = lookup_opt(argc, argv, &optarg, &optind);
2809 switch (popt->index) {
2810 case QEMU_OPTION_nodefconfig:
2813 case QEMU_OPTION_nouserconfig:
2822 ret = qemu_read_default_config_files(userconfig);
2828 /* second pass of option parsing */
2833 if (argv[optind][0] != '-') {
2834 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2836 const QEMUOption *popt;
2838 popt = lookup_opt(argc, argv, &optarg, &optind);
2839 if (!(popt->arch_mask & arch_type)) {
2840 printf("Option %s not supported for this target\n", popt->name);
2843 switch(popt->index) {
2845 machine_class = machine_parse(optarg);
2847 case QEMU_OPTION_no_kvm_irqchip: {
2848 olist = qemu_find_opts("machine");
2849 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2852 case QEMU_OPTION_cpu:
2853 /* hw initialization will check this */
2856 case QEMU_OPTION_hda:
2860 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2862 snprintf(buf, sizeof(buf),
2863 "%s,cyls=%d,heads=%d,secs=%d%s",
2864 HD_OPTS , cyls, heads, secs,
2865 translation == BIOS_ATA_TRANSLATION_LBA ?
2867 translation == BIOS_ATA_TRANSLATION_NONE ?
2868 ",trans=none" : "");
2869 drive_add(IF_DEFAULT, 0, optarg, buf);
2872 case QEMU_OPTION_hdb:
2873 case QEMU_OPTION_hdc:
2874 case QEMU_OPTION_hdd:
2875 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2878 case QEMU_OPTION_drive:
2879 if (drive_def(optarg) == NULL) {
2883 case QEMU_OPTION_set:
2884 if (qemu_set_option(optarg) != 0)
2887 case QEMU_OPTION_global:
2888 if (qemu_global_option(optarg) != 0)
2891 case QEMU_OPTION_mtdblock:
2892 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2894 case QEMU_OPTION_sd:
2895 drive_add(IF_SD, -1, optarg, SD_OPTS);
2897 case QEMU_OPTION_pflash:
2898 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2900 case QEMU_OPTION_snapshot:
2903 case QEMU_OPTION_hdachs:
2907 cyls = strtol(p, (char **)&p, 0);
2908 if (cyls < 1 || cyls > 16383)
2913 heads = strtol(p, (char **)&p, 0);
2914 if (heads < 1 || heads > 16)
2919 secs = strtol(p, (char **)&p, 0);
2920 if (secs < 1 || secs > 63)
2924 if (!strcmp(p, "large")) {
2925 translation = BIOS_ATA_TRANSLATION_LARGE;
2926 } else if (!strcmp(p, "rechs")) {
2927 translation = BIOS_ATA_TRANSLATION_RECHS;
2928 } else if (!strcmp(p, "none")) {
2929 translation = BIOS_ATA_TRANSLATION_NONE;
2930 } else if (!strcmp(p, "lba")) {
2931 translation = BIOS_ATA_TRANSLATION_LBA;
2932 } else if (!strcmp(p, "auto")) {
2933 translation = BIOS_ATA_TRANSLATION_AUTO;
2937 } else if (*p != '\0') {
2939 fprintf(stderr, "qemu: invalid physical CHS format\n");
2942 if (hda_opts != NULL) {
2944 snprintf(num, sizeof(num), "%d", cyls);
2945 qemu_opt_set(hda_opts, "cyls", num);
2946 snprintf(num, sizeof(num), "%d", heads);
2947 qemu_opt_set(hda_opts, "heads", num);
2948 snprintf(num, sizeof(num), "%d", secs);
2949 qemu_opt_set(hda_opts, "secs", num);
2950 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
2951 qemu_opt_set(hda_opts, "trans", "large");
2952 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
2953 qemu_opt_set(hda_opts, "trans", "rechs");
2954 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
2955 qemu_opt_set(hda_opts, "trans", "lba");
2956 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
2957 qemu_opt_set(hda_opts, "trans", "none");
2962 case QEMU_OPTION_numa:
2963 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
2968 case QEMU_OPTION_display:
2969 display_type = select_display(optarg);
2971 case QEMU_OPTION_nographic:
2972 display_type = DT_NOGRAPHIC;
2974 case QEMU_OPTION_curses:
2975 #ifdef CONFIG_CURSES
2976 display_type = DT_CURSES;
2978 fprintf(stderr, "Curses support is disabled\n");
2982 case QEMU_OPTION_portrait:
2983 graphic_rotate = 90;
2985 case QEMU_OPTION_rotate:
2986 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2987 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2988 graphic_rotate != 180 && graphic_rotate != 270) {
2990 "qemu: only 90, 180, 270 deg rotation is available\n");
2994 case QEMU_OPTION_kernel:
2995 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2997 case QEMU_OPTION_initrd:
2998 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3000 case QEMU_OPTION_append:
3001 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3003 case QEMU_OPTION_dtb:
3004 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3006 case QEMU_OPTION_cdrom:
3007 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3009 case QEMU_OPTION_boot:
3010 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3015 case QEMU_OPTION_fda:
3016 case QEMU_OPTION_fdb:
3017 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3020 case QEMU_OPTION_no_fd_bootchk:
3023 case QEMU_OPTION_netdev:
3024 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3028 case QEMU_OPTION_net:
3029 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3033 #ifdef CONFIG_LIBISCSI
3034 case QEMU_OPTION_iscsi:
3035 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3042 case QEMU_OPTION_tftp:
3043 legacy_tftp_prefix = optarg;
3045 case QEMU_OPTION_bootp:
3046 legacy_bootp_filename = optarg;
3048 case QEMU_OPTION_redir:
3049 if (net_slirp_redir(optarg) < 0)
3053 case QEMU_OPTION_bt:
3054 add_device_config(DEV_BT, optarg);
3056 case QEMU_OPTION_audio_help:
3060 case QEMU_OPTION_soundhw:
3061 select_soundhw (optarg);
3066 case QEMU_OPTION_version:
3070 case QEMU_OPTION_m: {
3072 const char *mem_str;
3073 const char *maxmem_str, *slots_str;
3075 opts = qemu_opts_parse(qemu_find_opts("memory"),
3081 mem_str = qemu_opt_get(opts, "size");
3083 error_report("invalid -m option, missing 'size' option");
3087 error_report("missing 'size' option value");
3091 sz = qemu_opt_get_size(opts, "size", ram_size);
3093 /* Fix up legacy suffix-less format */
3094 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3095 uint64_t overflow_check = sz;
3098 if ((sz >> 20) != overflow_check) {
3099 error_report("too large 'size' option value");
3104 /* backward compatibility behaviour for case "-m 0" */
3106 sz = default_ram_size;
3109 sz = QEMU_ALIGN_UP(sz, 8192);
3111 if (ram_size != sz) {
3112 error_report("ram size too large");
3115 maxram_size = ram_size;
3117 maxmem_str = qemu_opt_get(opts, "maxmem");
3118 slots_str = qemu_opt_get(opts, "slots");
3119 if (maxmem_str && slots_str) {
3122 sz = qemu_opt_get_size(opts, "maxmem", 0);
3123 if (sz < ram_size) {
3124 error_report("invalid -m option value: maxmem "
3125 "(0x%" PRIx64 ") <= initial memory (0x"
3126 RAM_ADDR_FMT ")", sz, ram_size);
3130 slots = qemu_opt_get_number(opts, "slots", 0);
3131 if ((sz > ram_size) && !slots) {
3132 error_report("invalid -m option value: maxmem "
3133 "(0x%" PRIx64 ") more than initial memory (0x"
3134 RAM_ADDR_FMT ") but no hotplug slots where "
3135 "specified", sz, ram_size);
3139 if ((sz <= ram_size) && slots) {
3140 error_report("invalid -m option value: %"
3141 PRIu64 " hotplug slots where specified but "
3142 "maxmem (0x%" PRIx64 ") <= initial memory (0x"
3143 RAM_ADDR_FMT ")", slots, sz, ram_size);
3148 } else if ((!maxmem_str && slots_str) ||
3149 (maxmem_str && !slots_str)) {
3150 error_report("invalid -m option value: missing "
3151 "'%s' option", slots_str ? "maxmem" : "slots");
3157 case QEMU_OPTION_tpmdev:
3158 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3163 case QEMU_OPTION_mempath:
3166 case QEMU_OPTION_mem_prealloc:
3176 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3178 case QEMU_OPTION_gdb:
3179 add_device_config(DEV_GDB, optarg);
3182 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3183 data_dir[data_dir_idx++] = optarg;
3186 case QEMU_OPTION_bios:
3187 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3189 case QEMU_OPTION_singlestep:
3196 keyboard_layout = optarg;
3198 case QEMU_OPTION_localtime:
3201 case QEMU_OPTION_vga:
3210 w = strtol(p, (char **)&p, 10);
3213 fprintf(stderr, "qemu: invalid resolution or depth\n");
3219 h = strtol(p, (char **)&p, 10);
3224 depth = strtol(p, (char **)&p, 10);
3225 if (depth != 8 && depth != 15 && depth != 16 &&
3226 depth != 24 && depth != 32)
3228 } else if (*p == '\0') {
3229 depth = graphic_depth;
3236 graphic_depth = depth;
3239 case QEMU_OPTION_echr:
3242 term_escape_char = strtol(optarg, &r, 0);
3244 printf("Bad argument to echr\n");
3247 case QEMU_OPTION_monitor:
3248 default_monitor = 0;
3249 if (strncmp(optarg, "none", 4)) {
3250 monitor_parse(optarg, "readline");
3253 case QEMU_OPTION_qmp:
3254 monitor_parse(optarg, "control");
3255 default_monitor = 0;
3257 case QEMU_OPTION_mon:
3258 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3262 default_monitor = 0;
3264 case QEMU_OPTION_chardev:
3265 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3270 case QEMU_OPTION_fsdev:
3271 olist = qemu_find_opts("fsdev");
3273 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3276 opts = qemu_opts_parse(olist, optarg, 1);
3281 case QEMU_OPTION_virtfs: {
3284 const char *writeout, *sock_fd, *socket;
3286 olist = qemu_find_opts("virtfs");
3288 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3291 opts = qemu_opts_parse(olist, optarg, 1);
3296 if (qemu_opt_get(opts, "fsdriver") == NULL ||
3297 qemu_opt_get(opts, "mount_tag") == NULL) {
3298 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3301 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3302 qemu_opt_get(opts, "mount_tag"),
3305 fprintf(stderr, "duplicate fsdev id: %s\n",
3306 qemu_opt_get(opts, "mount_tag"));
3310 writeout = qemu_opt_get(opts, "writeout");
3312 #ifdef CONFIG_SYNC_FILE_RANGE
3313 qemu_opt_set(fsdev, "writeout", writeout);
3315 fprintf(stderr, "writeout=immediate not supported on "
3320 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3321 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3322 qemu_opt_set(fsdev, "security_model",
3323 qemu_opt_get(opts, "security_model"));
3324 socket = qemu_opt_get(opts, "socket");
3326 qemu_opt_set(fsdev, "socket", socket);
3328 sock_fd = qemu_opt_get(opts, "sock_fd");
3330 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3333 qemu_opt_set_bool(fsdev, "readonly",
3334 qemu_opt_get_bool(opts, "readonly", 0));
3335 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3337 qemu_opt_set(device, "driver", "virtio-9p-pci");
3338 qemu_opt_set(device, "fsdev",
3339 qemu_opt_get(opts, "mount_tag"));
3340 qemu_opt_set(device, "mount_tag",
3341 qemu_opt_get(opts, "mount_tag"));
3344 case QEMU_OPTION_virtfs_synth: {
3348 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3351 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3354 qemu_opt_set(fsdev, "fsdriver", "synth");
3356 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3358 qemu_opt_set(device, "driver", "virtio-9p-pci");
3359 qemu_opt_set(device, "fsdev", "v_synth");
3360 qemu_opt_set(device, "mount_tag", "v_synth");
3363 case QEMU_OPTION_serial:
3364 add_device_config(DEV_SERIAL, optarg);
3366 if (strncmp(optarg, "mon:", 4) == 0) {
3367 default_monitor = 0;
3370 case QEMU_OPTION_watchdog:
3373 "qemu: only one watchdog option may be given\n");
3378 case QEMU_OPTION_watchdog_action:
3379 if (select_watchdog_action(optarg) == -1) {
3380 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3384 case QEMU_OPTION_virtiocon:
3385 add_device_config(DEV_VIRTCON, optarg);
3386 default_virtcon = 0;
3387 if (strncmp(optarg, "mon:", 4) == 0) {
3388 default_monitor = 0;
3391 case QEMU_OPTION_parallel:
3392 add_device_config(DEV_PARALLEL, optarg);
3393 default_parallel = 0;
3394 if (strncmp(optarg, "mon:", 4) == 0) {
3395 default_monitor = 0;
3398 case QEMU_OPTION_debugcon:
3399 add_device_config(DEV_DEBUGCON, optarg);
3401 case QEMU_OPTION_loadvm:
3404 case QEMU_OPTION_full_screen:
3407 case QEMU_OPTION_no_frame:
3410 case QEMU_OPTION_alt_grab:
3413 case QEMU_OPTION_ctrl_grab:
3416 case QEMU_OPTION_no_quit:
3419 case QEMU_OPTION_sdl:
3421 display_type = DT_SDL;
3424 fprintf(stderr, "SDL support is disabled\n");
3427 case QEMU_OPTION_pidfile:
3430 case QEMU_OPTION_win2k_hack:
3431 win2k_install_hack = 1;
3433 case QEMU_OPTION_rtc_td_hack: {
3434 static GlobalProperty slew_lost_ticks[] = {
3436 .driver = "mc146818rtc",
3437 .property = "lost_tick_policy",
3440 { /* end of list */ }
3443 qdev_prop_register_global_list(slew_lost_ticks);
3446 case QEMU_OPTION_acpitable:
3447 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3451 do_acpitable_option(opts);
3453 case QEMU_OPTION_smbios:
3454 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3458 do_smbios_option(opts);
3460 case QEMU_OPTION_enable_kvm:
3461 olist = qemu_find_opts("machine");
3462 qemu_opts_parse(olist, "accel=kvm", 0);
3464 case QEMU_OPTION_machine:
3465 olist = qemu_find_opts("machine");
3466 opts = qemu_opts_parse(olist, optarg, 1);
3470 optarg = qemu_opt_get(opts, "type");
3472 machine_class = machine_parse(optarg);
3475 case QEMU_OPTION_no_kvm:
3476 olist = qemu_find_opts("machine");
3477 qemu_opts_parse(olist, "accel=tcg", 0);
3479 case QEMU_OPTION_no_kvm_pit: {
3480 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3484 case QEMU_OPTION_no_kvm_pit_reinjection: {
3485 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3487 .driver = "kvm-pit",
3488 .property = "lost_tick_policy",
3491 { /* end of list */ }
3494 fprintf(stderr, "Warning: option deprecated, use "
3495 "lost_tick_policy property of kvm-pit instead.\n");
3496 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3499 case QEMU_OPTION_usb:
3500 olist = qemu_find_opts("machine");
3501 qemu_opts_parse(olist, "usb=on", 0);
3503 case QEMU_OPTION_usbdevice:
3504 olist = qemu_find_opts("machine");
3505 qemu_opts_parse(olist, "usb=on", 0);
3506 add_device_config(DEV_USB, optarg);
3508 case QEMU_OPTION_device:
3509 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3513 case QEMU_OPTION_smp:
3514 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3518 case QEMU_OPTION_vnc:
3521 vnc_display = optarg;
3523 fprintf(stderr, "VNC support is disabled\n");
3527 case QEMU_OPTION_no_acpi:
3530 case QEMU_OPTION_no_hpet:
3533 case QEMU_OPTION_balloon:
3534 if (balloon_parse(optarg) < 0) {
3535 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3539 case QEMU_OPTION_no_reboot:
3542 case QEMU_OPTION_no_shutdown:
3545 case QEMU_OPTION_show_cursor:
3548 case QEMU_OPTION_uuid:
3549 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3550 fprintf(stderr, "Fail to parse UUID string."
3551 " Wrong format.\n");
3554 qemu_uuid_set = true;
3556 case QEMU_OPTION_option_rom:
3557 if (nb_option_roms >= MAX_OPTION_ROMS) {
3558 fprintf(stderr, "Too many option ROMs\n");
3561 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3565 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3566 option_rom[nb_option_roms].bootindex =
3567 qemu_opt_get_number(opts, "bootindex", -1);
3568 if (!option_rom[nb_option_roms].name) {
3569 fprintf(stderr, "Option ROM file is not specified\n");
3574 case QEMU_OPTION_semihosting:
3575 semihosting_enabled = 1;
3577 case QEMU_OPTION_tdf:
3578 fprintf(stderr, "Warning: user space PIT time drift fix "
3579 "is no longer supported.\n");
3581 case QEMU_OPTION_name:
3582 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3587 case QEMU_OPTION_prom_env:
3588 if (nb_prom_envs >= MAX_PROM_ENVS) {
3589 fprintf(stderr, "Too many prom variables\n");
3592 prom_envs[nb_prom_envs] = optarg;
3595 case QEMU_OPTION_old_param:
3598 case QEMU_OPTION_clock:
3599 /* Clock options no longer exist. Keep this option for
3600 * backward compatibility.
3603 case QEMU_OPTION_startdate:
3604 configure_rtc_date_offset(optarg, 1);
3606 case QEMU_OPTION_rtc:
3607 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3611 configure_rtc(opts);
3613 case QEMU_OPTION_tb_size:
3614 tcg_tb_size = strtol(optarg, NULL, 0);
3615 if (tcg_tb_size < 0) {
3619 case QEMU_OPTION_icount:
3620 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3626 case QEMU_OPTION_incoming:
3628 runstate_set(RUN_STATE_INMIGRATE);
3630 case QEMU_OPTION_nodefaults:
3633 case QEMU_OPTION_xen_domid:
3634 if (!(xen_available())) {
3635 printf("Option %s not supported for this target\n", popt->name);
3638 xen_domid = atoi(optarg);
3640 case QEMU_OPTION_xen_create:
3641 if (!(xen_available())) {
3642 printf("Option %s not supported for this target\n", popt->name);
3645 xen_mode = XEN_CREATE;
3647 case QEMU_OPTION_xen_attach:
3648 if (!(xen_available())) {
3649 printf("Option %s not supported for this target\n", popt->name);
3652 xen_mode = XEN_ATTACH;
3654 case QEMU_OPTION_trace:
3656 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3660 trace_events = qemu_opt_get(opts, "events");
3661 trace_file = qemu_opt_get(opts, "file");
3664 case QEMU_OPTION_readconfig:
3666 int ret = qemu_read_config_file(optarg);
3668 fprintf(stderr, "read config %s: %s\n", optarg,
3674 case QEMU_OPTION_spice:
3675 olist = qemu_find_opts("spice");
3677 fprintf(stderr, "spice is not supported by this qemu build.\n");
3680 opts = qemu_opts_parse(olist, optarg, 0);
3686 case QEMU_OPTION_writeconfig:
3689 if (strcmp(optarg, "-") == 0) {
3692 fp = fopen(optarg, "w");
3694 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3698 qemu_config_write(fp);
3704 case QEMU_OPTION_qtest:
3705 qtest_chrdev = optarg;
3707 case QEMU_OPTION_qtest_log:
3710 case QEMU_OPTION_sandbox:
3711 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3716 case QEMU_OPTION_add_fd:
3718 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3723 error_report("File descriptor passing is disabled on this "
3728 case QEMU_OPTION_object:
3729 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3734 case QEMU_OPTION_realtime:
3735 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3739 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
3741 case QEMU_OPTION_msg:
3742 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3746 configure_msg(opts);
3748 case QEMU_OPTION_dump_vmstate:
3749 vmstate_dump_file = fopen(optarg, "w");
3750 if (vmstate_dump_file == NULL) {
3751 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3756 os_parse_cmd_args(popt->index, optarg);
3764 if (qemu_init_main_loop(&main_loop_err)) {
3765 error_report("%s", error_get_pretty(main_loop_err));
3769 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3773 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
3778 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3782 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3787 if (machine_class == NULL) {
3788 fprintf(stderr, "No machine specified, and there is no default.\n"
3789 "Use -machine help to list supported machines!\n");
3793 current_machine = MACHINE(object_new(object_class_get_name(
3794 OBJECT_CLASS(machine_class))));
3795 object_property_add_child(object_get_root(), "machine",
3796 OBJECT(current_machine), &error_abort);
3797 cpu_exec_init_all();
3799 if (machine_class->hw_version) {
3800 qemu_set_version(machine_class->hw_version);
3803 /* Init CPU def lists, based on config
3804 * - Must be called after all the qemu_read_config_file() calls
3805 * - Must be called before list_cpus()
3806 * - Must be called before machine->init()
3810 if (cpu_model && is_help_option(cpu_model)) {
3811 list_cpus(stdout, &fprintf, cpu_model);
3815 /* Open the logfile at this point, if necessary. We can't open the logfile
3816 * when encountering either of the logging options (-d or -D) because the
3817 * other one may be encountered later on the command line, changing the
3818 * location or level of logging.
3823 qemu_set_log_filename(log_file);
3826 mask = qemu_str_to_log_mask(log_mask);
3828 qemu_print_log_usage(stdout);
3834 if (!is_daemonized()) {
3835 if (!trace_init_backends(trace_events, trace_file)) {
3840 /* If no data_dir is specified then try to find it relative to the
3842 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3843 data_dir[data_dir_idx] = os_find_datadir();
3844 if (data_dir[data_dir_idx] != NULL) {
3848 /* If all else fails use the install path specified when building. */
3849 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3850 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3853 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
3855 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
3856 if (smp_cpus > machine_class->max_cpus) {
3857 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3858 "supported by machine `%s' (%d)\n", smp_cpus,
3859 machine_class->name, machine_class->max_cpus);
3864 * Get the default machine options from the machine if it is not already
3865 * specified either by the configuration file or by the command line.
3867 if (machine_class->default_machine_opts) {
3868 qemu_opts_set_defaults(qemu_find_opts("machine"),
3869 machine_class->default_machine_opts, 0);
3872 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3873 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3875 if (!vga_model && !default_vga) {
3876 vga_interface_type = VGA_DEVICE;
3878 if (!has_defaults || machine_class->no_serial) {
3881 if (!has_defaults || machine_class->no_parallel) {
3882 default_parallel = 0;
3884 if (!has_defaults || !machine_class->use_virtcon) {
3885 default_virtcon = 0;
3887 if (!has_defaults || !machine_class->use_sclp) {
3890 if (!has_defaults || machine_class->no_floppy) {
3893 if (!has_defaults || machine_class->no_cdrom) {
3896 if (!has_defaults || machine_class->no_sdcard) {
3899 if (!has_defaults) {
3900 default_monitor = 0;
3905 if (is_daemonized()) {
3906 /* According to documentation and historically, -nographic redirects
3907 * serial port, parallel port and monitor to stdio, which does not work
3908 * with -daemonize. We can redirect these to null instead, but since
3909 * -nographic is legacy, let's just error out.
3910 * We disallow -nographic only if all other ports are not redirected
3911 * explicitly, to not break existing legacy setups which uses
3912 * -nographic _and_ redirects all ports explicitly - this is valid
3913 * usage, -nographic is just a no-op in this case.
3915 if (display_type == DT_NOGRAPHIC
3916 && (default_parallel || default_serial
3917 || default_monitor || default_virtcon)) {
3918 fprintf(stderr, "-nographic can not be used with -daemonize\n");
3921 #ifdef CONFIG_CURSES
3922 if (display_type == DT_CURSES) {
3923 fprintf(stderr, "curses display can not be used with -daemonize\n");
3929 if (display_type == DT_NOGRAPHIC) {
3930 if (default_parallel)
3931 add_device_config(DEV_PARALLEL, "null");
3932 if (default_serial && default_monitor) {
3933 add_device_config(DEV_SERIAL, "mon:stdio");
3934 } else if (default_virtcon && default_monitor) {
3935 add_device_config(DEV_VIRTCON, "mon:stdio");
3936 } else if (default_sclp && default_monitor) {
3937 add_device_config(DEV_SCLP, "mon:stdio");
3940 add_device_config(DEV_SERIAL, "stdio");
3941 if (default_virtcon)
3942 add_device_config(DEV_VIRTCON, "stdio");
3944 add_device_config(DEV_SCLP, "stdio");
3946 if (default_monitor)
3947 monitor_parse("stdio", "readline");
3951 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3952 if (default_parallel)
3953 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3954 if (default_monitor)
3955 monitor_parse("vc:80Cx24C", "readline");
3956 if (default_virtcon)
3957 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3959 add_device_config(DEV_SCLP, "vc:80Cx24C");
3963 if (display_type == DT_DEFAULT && !display_remote) {
3964 #if defined(CONFIG_GTK)
3965 display_type = DT_GTK;
3966 #elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3967 display_type = DT_SDL;
3968 #elif defined(CONFIG_VNC)
3969 vnc_display = "localhost:0,to=99";
3972 display_type = DT_NONE;
3976 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
3977 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
3978 "for SDL, ignoring option\n");
3980 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
3981 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
3982 "ignoring option\n");
3985 #if defined(CONFIG_GTK)
3986 if (display_type == DT_GTK) {
3987 early_gtk_display_init();
3993 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3995 #ifdef CONFIG_VIRTFS
3996 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4001 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4006 /* store value for the future use */
4007 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
4009 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4014 if (qemu_opts_foreach(qemu_find_opts("object"),
4015 object_create, NULL, 0) != 0) {
4019 machine_opts = qemu_get_machine_opts();
4020 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4022 object_unref(OBJECT(current_machine));
4026 configure_accelerator(current_machine);
4029 Error *local_err = NULL;
4030 qtest_init(qtest_chrdev, qtest_log, &local_err);
4032 error_report("%s", error_get_pretty(local_err));
4033 error_free(local_err);
4038 machine_opts = qemu_get_machine_opts();
4039 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4040 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4041 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4042 bios_name = qemu_opt_get(machine_opts, "firmware");
4044 boot_order = machine_class->default_boot_order;
4045 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4047 char *normal_boot_order;
4048 const char *order, *once;
4050 order = qemu_opt_get(opts, "order");
4052 validate_bootdevices(order);
4056 once = qemu_opt_get(opts, "once");
4058 validate_bootdevices(once);
4059 normal_boot_order = g_strdup(boot_order);
4061 qemu_register_reset(restore_boot_order, normal_boot_order);
4064 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4065 boot_strict = qemu_opt_get_bool(opts, "strict", false);
4068 if (!kernel_cmdline) {
4069 kernel_cmdline = "";
4070 current_machine->kernel_cmdline = (char *)kernel_cmdline;
4073 linux_boot = (kernel_filename != NULL);
4075 if (!linux_boot && *kernel_cmdline != '\0') {
4076 fprintf(stderr, "-append only allowed with -kernel option\n");
4080 if (!linux_boot && initrd_filename != NULL) {
4081 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4085 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4086 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4090 os_set_line_buffering();
4092 qemu_init_cpu_loop();
4093 qemu_mutex_lock_iothread();
4096 /* spice needs the timers to be initialized by this point */
4102 if (kvm_enabled() || xen_enabled()) {
4103 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4106 configure_icount(icount_opts, &error_abort);
4107 qemu_opts_del(icount_opts);
4110 /* clean up network at qemu process termination */
4111 atexit(&net_cleanup);
4113 if (net_init_clients() < 0) {
4118 if (tpm_init() < 0) {
4123 /* init the bluetooth world */
4124 if (foreach_device_config(DEV_BT, bt_parse))
4127 if (!xen_enabled()) {
4128 /* On 32-bit hosts, QEMU is limited by virtual address space */
4129 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4130 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4138 /* If the currently selected machine wishes to override the units-per-bus
4139 * property of its default HBA interface type, do so now. */
4140 if (machine_class->units_per_default_bus) {
4141 override_max_devs(machine_class->block_default_type,
4142 machine_class->units_per_default_bus);
4145 /* open the virtual block devices */
4147 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4148 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4149 &machine_class->block_default_type, 1) != 0) {
4153 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
4155 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4156 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4158 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4165 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4169 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4171 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4173 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4175 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4178 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4181 /* If no default VGA is requested, the default is "none". */
4183 if (cirrus_vga_available()) {
4184 vga_model = "cirrus";
4185 } else if (vga_available()) {
4190 select_vgahw(vga_model);
4194 i = select_watchdog(watchdog);
4196 exit (i == 1 ? 1 : 0);
4199 if (machine_class->compat_props) {
4200 qdev_prop_register_global_list(machine_class->compat_props);
4204 qdev_machine_init();
4206 current_machine->ram_size = ram_size;
4207 current_machine->maxram_size = maxram_size;
4208 current_machine->ram_slots = ram_slots;
4209 current_machine->boot_order = boot_order;
4210 current_machine->cpu_model = cpu_model;
4212 machine_class->init(current_machine);
4218 cpu_synchronize_all_post_init();
4222 /* init USB devices */
4223 if (usb_enabled(false)) {
4224 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4228 /* init generic devices */
4229 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4232 /* Did we create any drives that we failed to create a device for? */
4233 drive_check_orphaned();
4235 net_check_clients();
4237 ds = init_displaystate();
4239 /* init local displays */
4240 switch (display_type) {
4242 (void)ds; /* avoid warning if no display is configured */
4244 #if defined(CONFIG_CURSES)
4246 curses_display_init(ds, full_screen);
4249 #if defined(CONFIG_SDL)
4251 sdl_display_init(ds, full_screen, no_frame);
4253 #elif defined(CONFIG_COCOA)
4255 cocoa_display_init(ds, full_screen);
4258 #if defined(CONFIG_GTK)
4260 gtk_display_init(ds, full_screen, grab_on_hover);
4267 /* must be after terminal init, SDL library changes signal handlers */
4268 os_setup_signal_handling();
4271 /* init remote displays */
4273 Error *local_err = NULL;
4274 vnc_display_init(ds);
4275 vnc_display_open(ds, vnc_display, &local_err);
4276 if (local_err != NULL) {
4277 error_report("Failed to start VNC server on `%s': %s",
4278 vnc_display, error_get_pretty(local_err));
4279 error_free(local_err);
4283 if (show_vnc_port) {
4284 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4290 qemu_spice_display_init();
4294 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4298 qdev_machine_creation_done();
4300 if (rom_load_all() != 0) {
4301 fprintf(stderr, "rom loading failed\n");
4305 /* TODO: once all bus devices are qdevified, this should be done
4306 * when bus is created by qdev.c */
4307 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4308 qemu_run_machine_init_done_notifiers();
4310 /* Done notifiers can load ROMs */
4313 qemu_system_reset(VMRESET_SILENT);
4315 if (load_vmstate(loadvm) < 0) {
4320 qdev_prop_check_globals();
4321 if (vmstate_dump_file) {
4323 dump_vmstate_json_to_file(vmstate_dump_file);
4328 Error *local_err = NULL;
4329 qemu_start_incoming_migration(incoming, &local_err);
4331 error_report("-incoming %s: %s", incoming,
4332 error_get_pretty(local_err));
4333 error_free(local_err);
4336 } else if (autostart) {
4342 if (is_daemonized()) {
4343 if (!trace_init_backends(trace_events, trace_file)) {