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bellard0824d6f2003-06-24 13:42:40 +00001/*
bellard80cabfa2004-03-14 12:20:30 +00002 * QEMU System Emulator
ths5fafdf22007-09-16 21:08:06 +00003 *
bellard68d0f702008-01-06 17:21:48 +00004 * Copyright (c) 2003-2008 Fabrice Bellard
ths5fafdf22007-09-16 21:08:06 +00005 *
bellard1df912c2003-06-25 16:20:35 +00006 * 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:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
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
22 * THE SOFTWARE.
bellard0824d6f2003-06-24 13:42:40 +000023 */
Markus Armbrustere688df62018-02-01 12:18:31 +010024
Peter Maydelld38ea872016-01-29 17:50:05 +000025#include "qemu/osdep.h"
Markus Armbrustera8d25322019-05-23 16:35:08 +020026#include "qemu-common.h"
Philippe Mathieu-Daudé3dc54b02018-06-25 09:42:35 -030027#include "qemu/units.h"
Markus Armbrustera27bd6c2019-08-12 07:23:51 +020028#include "hw/qdev-properties.h"
Markus Armbrustere688df62018-02-01 12:18:31 +010029#include "qapi/error.h"
Fam Zheng67a1de02016-06-01 17:44:21 +080030#include "qemu-version.h"
Veronia Bahaaf348b6d2016-03-20 19:16:19 +020031#include "qemu/cutils.h"
32#include "qemu/help_option.h"
Fam Zhengcea25272016-09-21 12:27:14 +080033#include "qemu/uuid.h"
Markus Armbruster71e8a912019-08-12 07:23:38 +020034#include "sysemu/reset.h"
Markus Armbruster54d31232019-08-12 07:23:59 +020035#include "sysemu/runstate.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010036#include "sysemu/seccomp.h"
Markus Armbruster14a48c12019-05-23 16:35:05 +020037#include "sysemu/tcg.h"
Eduardo Otubo452dfbe2012-08-14 18:44:07 -030038
bellard73332e52004-04-04 20:22:28 +000039#ifdef CONFIG_SDL
Stefan Weil59a36a22009-06-18 20:11:03 +020040#if defined(__APPLE__) || defined(main)
Stefan Weil66936652009-06-13 13:19:11 +020041#include <SDL.h>
malc880fec52009-02-15 20:18:41 +000042int qemu_main(int argc, char **argv, char **envp);
43int main(int argc, char **argv)
44{
Stefan Weil59a36a22009-06-18 20:11:03 +020045 return qemu_main(argc, argv, NULL);
malc880fec52009-02-15 20:18:41 +000046}
47#undef main
48#define main qemu_main
bellard96bcd4f2004-07-10 16:26:15 +000049#endif
bellard73332e52004-04-04 20:22:28 +000050#endif /* CONFIG_SDL */
bellard0824d6f2003-06-24 13:42:40 +000051
bellard5b0753e2005-03-01 21:37:28 +000052#ifdef CONFIG_COCOA
53#undef main
54#define main qemu_main
55#endif /* CONFIG_COCOA */
56
Anthony Liguori69e5bb62011-08-22 08:12:52 -050057
Markus Armbrusterd49b6832015-03-17 18:29:20 +010058#include "qemu/error-report.h"
Marcel Apfelbaumc8897e82014-03-18 17:26:35 +020059#include "qemu/sockets.h"
Eduardo Habkosta1a9cb02014-09-26 17:45:17 -030060#include "sysemu/accel.h"
blueswir1511d2b12009-03-07 15:32:56 +000061#include "hw/usb.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010062#include "hw/isa/isa.h"
Markus Armbrusterfb8b6602017-02-15 13:18:54 +010063#include "hw/scsi/scsi.h"
Philippe Mathieu-Daudé866e2b32017-10-17 13:44:21 -030064#include "hw/display/vga.h"
blueswir1511d2b12009-03-07 15:32:56 +000065#include "hw/bt.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010066#include "sysemu/watchdog.h"
Philippe Mathieu-Daudéa2eb5c02018-12-11 17:34:06 +010067#include "hw/firmware/smbios.h"
Paolo Bonzini9f570612016-12-22 17:12:33 +010068#include "hw/acpi/acpi.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010069#include "hw/xen/xen.h"
Gerd Hoffmann45a50b12009-10-01 16:42:33 +020070#include "hw/loader.h"
Paolo Bonzinib4a42f82013-02-04 11:37:52 +010071#include "monitor/qdev.h"
Paolo Bonzinidccfcd02013-04-08 16:55:25 +020072#include "sysemu/bt.h"
Paolo Bonzini1422e322012-10-24 08:43:34 +020073#include "net/net.h"
Mark McLoughlin68ac40d2009-11-25 18:48:54 +000074#include "net/slirp.h"
Paolo Bonzini83c90892012-12-17 18:19:49 +010075#include "monitor/monitor.h"
Paolo Bonzini28ecbae2012-11-28 12:06:30 +010076#include "ui/console.h"
Gerd Hoffmanne0d2bd52016-03-04 11:25:14 +010077#include "ui/input.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010078#include "sysemu/sysemu.h"
Eduardo Habkoste35704b2015-02-08 16:51:16 -020079#include "sysemu/numa.h"
Paolo Bonzini022c62c2012-12-17 18:19:49 +010080#include "exec/gdbstub.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +010081#include "qemu/timer.h"
Marc-André Lureau8228e352017-01-26 17:19:46 +040082#include "chardev/char.h"
Michael Tokarevb33276a2014-02-07 12:26:14 +040083#include "qemu/bitmap.h"
Paolo Bonzini03dd0242015-12-15 13:16:16 +010084#include "qemu/log.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010085#include "sysemu/blockdev.h"
Paolo Bonzini0d09e412013-02-05 17:06:20 +010086#include "hw/block/block.h"
Juan Quintela7b1e1a22017-04-17 20:26:27 +020087#include "migration/misc.h"
Juan Quintela5e224792017-04-20 14:25:55 +020088#include "migration/snapshot.h"
Juan Quintela84a899d2017-04-24 18:53:30 +020089#include "migration/global_state.h"
Paolo Bonzinibdee56f2013-04-02 18:28:41 +020090#include "sysemu/tpm.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010091#include "sysemu/dma.h"
Eduardo Habkost8a824e42017-05-08 17:57:35 -030092#include "hw/audio/soundhw.h"
blueswir1511d2b12009-03-07 15:32:56 +000093#include "audio/audio.h"
Paolo Bonzini4b4629d2016-03-15 16:47:38 +010094#include "sysemu/cpus.h"
zhanghailiang5821ebf2016-10-27 14:42:53 +080095#include "migration/colo.h"
Dr. David Alan Gilbert1693c642018-03-12 17:20:59 +000096#include "migration/postcopy-ram.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +010097#include "sysemu/kvm.h"
Vincent Palatinb0cb0a62017-01-10 11:59:57 +010098#include "sysemu/hax.h"
Markus Armbruster42e5f392017-02-28 22:27:07 +010099#include "qapi/qobject-input-visitor.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +0100100#include "qemu/option.h"
101#include "qemu/config-file.h"
Jes Sorensen59a52642010-06-10 11:42:25 +0200102#include "qemu-options.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +0100103#include "qemu/main-loop.h"
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -0700104#ifdef CONFIG_VIRTFS
Gautham R Shenoy74db9202010-04-29 17:44:43 +0530105#include "fsdev/qemu-fsdev.h"
106#endif
Paolo Bonzini9c17d612012-12-17 18:20:04 +0100107#include "sysemu/qtest.h"
blueswir1511d2b12009-03-07 15:32:56 +0000108
Paolo Bonzini76cad712012-10-24 11:12:21 +0200109#include "disas/disas.h"
bellardfc01f7e2003-06-30 10:03:06 +0000110
Daniel P. Berrange0ab8ed12017-01-25 16:14:15 +0000111#include "trace-root.h"
Lluíse4858972011-08-31 20:31:03 +0200112#include "trace/control.h"
Paolo Bonzini1de7afc2012-12-17 18:20:00 +0100113#include "qemu/queue.h"
Paolo Bonzini9c17d612012-12-17 18:20:04 +0100114#include "sysemu/arch_init.h"
Blue Swirl72cf2d42009-09-12 07:36:22 +0000115
Gerd Hoffmann29b00402010-03-11 11:13:27 -0300116#include "ui/qemu-spice.h"
Anthony Liguori68d98d32012-06-25 14:36:33 -0500117#include "qapi/string-input-visitor.h"
Paolo Bonzinic4090f82014-06-10 19:15:15 +0800118#include "qapi/opts-visitor.h"
Gerd Hoffmann776d1342018-05-07 11:55:36 +0200119#include "qapi/clone-visitor.h"
Wenchao Xia84321832014-06-18 08:43:33 +0200120#include "qom/object_interfaces.h"
Alex Bennéef1672e62019-05-13 14:43:57 +0100121#include "hw/semihosting/semihost.h"
Daniel P. Berrangeddbb0d02015-07-01 18:10:29 +0100122#include "crypto/init.h"
Pavel Dovgalyukb60c48a2015-09-17 19:24:33 +0300123#include "sysemu/replay.h"
Markus Armbruster9af23982018-02-11 10:36:01 +0100124#include "qapi/qapi-events-run-state.h"
125#include "qapi/qapi-visit-block-core.h"
Gerd Hoffmann776d1342018-05-07 11:55:36 +0200126#include "qapi/qapi-visit-ui.h"
Markus Armbruster112ed242018-02-26 17:13:27 -0600127#include "qapi/qapi-commands-block-core.h"
Markus Armbruster112ed242018-02-26 17:13:27 -0600128#include "qapi/qapi-commands-run-state.h"
Gerd Hoffmanne1ca8f72018-11-22 08:16:13 +0100129#include "qapi/qapi-commands-ui.h"
Pavel Dovgalyuk01947492015-09-17 19:25:13 +0300130#include "qapi/qmp/qerror.h"
Fam Zhengdce89212016-09-08 17:28:51 +0800131#include "sysemu/iothread.h"
Richard Henderson9c09a252019-03-14 13:06:29 -0700132#include "qemu/guest-random.h"
Gerd Hoffmann29b00402010-03-11 11:13:27 -0300133
Amit Shah98b19252010-01-20 00:36:52 +0530134#define MAX_VIRTIO_CONSOLES 1
135
Gerd Hoffmann45240512013-03-08 11:42:24 +0100136static const char *data_dir[16];
137static int data_dir_idx;
j_mayer1192dad2007-10-05 13:08:35 +0000138const char *bios_name = NULL;
malccb5a7aa2008-09-28 00:42:12 +0000139enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
Gerd Hoffmannda076ff2014-11-20 09:49:44 +0100140int display_opengl;
bellard3d11d0e2004-12-12 16:56:30 +0000141const char* keyboard_layout = NULL;
Anthony Liguoric227f092009-10-01 16:12:16 -0500142ram_addr_t ram_size;
Marcelo Tosattic9027602010-03-01 20:25:08 -0300143const char *mem_path = NULL;
Marcelo Tosattic9027602010-03-01 20:25:08 -0300144int mem_prealloc = 0; /* force preallocation of physical target memory */
zhanghailiang28d16f32014-09-23 18:42:24 +0800145bool enable_mlock = false;
Michael S. Tsirkin6f131f12018-06-22 22:22:05 +0300146bool enable_cpu_pm = false;
bellardc4b1fcc2004-03-14 21:44:30 +0000147int nb_nics;
bellard7c9d8e02005-11-15 22:16:05 +0000148NICInfo nd_table[MAX_NICS];
Paolo Bonzinid399f672009-07-27 23:17:51 +0200149int autostart;
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600150static enum {
151 RTC_BASE_UTC,
152 RTC_BASE_LOCALTIME,
153 RTC_BASE_DATETIME,
154} rtc_base_type = RTC_BASE_UTC;
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600155static time_t rtc_ref_start_datetime;
156static int rtc_realtime_clock_offset; /* used only with QEMU_CLOCK_REALTIME */
157static int rtc_host_datetime_offset = -1; /* valid & used only with
158 RTC_BASE_DATETIME */
Alex Bligh884f17c2013-08-21 16:03:04 +0100159QEMUClockType rtc_clock;
Gerd Hoffmann64465292009-12-08 13:11:45 +0100160int vga_interface_type = VGA_NONE;
Gerd Hoffmann0c8d7062018-02-02 12:10:14 +0100161static DisplayOptions dpy;
Peter Maydellb8d880b2018-06-22 13:28:42 +0100162static int num_serial_hds;
163static Chardev **serial_hds;
Marc-André Lureau0ec7b3e2016-12-07 16:20:22 +0300164Chardev *parallel_hds[MAX_PARALLEL_PORTS];
bellarda09db212005-04-30 16:10:35 +0000165int win2k_install_hack = 0;
aurel321b530a62009-04-05 20:08:59 +0000166int singlestep = 0;
bellard6515b202006-05-03 22:02:44 +0000167int acpi_enabled = 1;
aliguori16b29ae2008-12-17 23:28:44 +0000168int no_hpet = 0;
bellard52ca8d62006-06-14 16:03:05 +0000169int fd_bootchk = 1;
Blue Swirl4fdcac02012-10-28 11:04:47 +0000170static int no_reboot;
aurel32b2f76162008-04-11 21:35:52 +0000171int no_shutdown = 0;
balrog9467cd42007-05-01 01:34:14 +0000172int cursor_hide = 1;
balroga171fe32007-04-30 01:48:07 +0000173int graphic_rotate = 0;
Markus Armbruster09aaa162009-08-21 10:31:34 +0200174const char *watchdog;
Gleb Natapov2e55e842010-12-08 13:35:07 +0200175QEMUOptionRom option_rom[MAX_OPTION_ROMS];
ths9ae02552007-01-05 17:39:04 +0000176int nb_option_roms;
balrog2b8f2d42007-07-27 22:08:46 +0000177int old_param = 0;
thsc35734b2007-03-19 15:17:08 +0000178const char *qemu_name;
ths3780e192007-06-21 21:08:02 +0000179int alt_grab = 0;
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -0500180int ctrl_grab = 0;
blueswir166508602007-05-01 14:16:52 +0000181unsigned int nb_prom_envs = 0;
182const char *prom_envs[MAX_PROM_ENVS];
Jan Kiszka95387492009-07-02 00:19:02 +0200183int boot_menu;
Gongleibc741122014-10-07 16:00:05 +0800184bool boot_strict;
wayne3d3b8302011-07-27 18:04:55 +0800185uint8_t *boot_splash_filedata;
Markus Armbruster811f8652019-04-01 11:08:24 +0200186int only_migratable; /* turn it off unless user states otherwise */
Daniel Henrique Barboza46ea94c2018-12-05 17:46:59 -0200187bool wakeup_suspend_enabled;
bellard0824d6f2003-06-24 13:42:40 +0000188
Sebastian Tanasea8bfac32014-07-25 11:56:29 +0200189int icount_align_option;
Gleb Natapov1ca4d092010-12-08 13:35:05 +0200190
Fam Zheng9c5ce8d2016-09-21 12:27:22 +0800191/* The bytes in qemu_uuid are in the order specified by RFC4122, _not_ in the
Eduardo Habkostcaad0572014-10-29 11:26:08 -0200192 * little-endian "wire format" described in the SMBIOS 2.6 specification.
193 */
Fam Zheng9c5ce8d2016-09-21 12:27:22 +0800194QemuUUID qemu_uuid;
Markus Armbrusterfc3b3292013-08-16 15:18:31 +0200195bool qemu_uuid_set;
blueswir18fcb1b92008-09-18 18:29:08 +0000196
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +0200197static NotifierList exit_notifiers =
198 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
199
Gleb Natapov4cab9462010-12-08 13:35:08 +0200200static NotifierList machine_init_done_notifiers =
201 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
202
liguangd5286af2013-01-24 13:03:27 +0800203bool xen_allowed;
Blue Swirld745bef2010-03-29 19:23:49 +0000204uint32_t xen_domid;
205enum xen_mode xen_mode = XEN_EMULATE;
Paul Durrant1c599472017-03-22 09:39:15 +0000206bool xen_domid_restrict;
Blue Swirld745bef2010-03-29 19:23:49 +0000207
Mark Wud44229c2014-03-10 22:37:40 +0800208static int has_defaults = 1;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100209static int default_serial = 1;
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +0100210static int default_parallel = 1;
Gerd Hoffmannabdeed02009-12-08 13:11:43 +0100211static int default_monitor = 1;
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +0100212static int default_floppy = 1;
213static int default_cdrom = 1;
214static int default_sdcard = 1;
Paolo Bonzini7f1b17f2012-05-10 09:39:17 +0200215static int default_vga = 1;
Eduardo Habkostd30300f2016-05-12 11:17:16 -0300216static int default_net = 1;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100217
218static struct {
219 const char *driver;
220 int *flag;
221} default_list[] = {
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +0100222 { .driver = "isa-serial", .flag = &default_serial },
223 { .driver = "isa-parallel", .flag = &default_parallel },
Gerd Hoffmannd8bcbab2009-12-16 14:25:40 +0100224 { .driver = "isa-fdc", .flag = &default_floppy },
Kevin Wolfa92bd192016-10-27 16:29:13 -0400225 { .driver = "floppy", .flag = &default_floppy },
Markus Armbrusteraf6bf132011-05-18 18:31:02 +0200226 { .driver = "ide-cd", .flag = &default_cdrom },
227 { .driver = "ide-hd", .flag = &default_cdrom },
Gerd Hoffmannd8bcbab2009-12-16 14:25:40 +0100228 { .driver = "ide-drive", .flag = &default_cdrom },
Markus Armbrusteraf6bf132011-05-18 18:31:02 +0200229 { .driver = "scsi-cd", .flag = &default_cdrom },
Hervé Poussineauf6f99b42017-02-20 21:41:19 +0100230 { .driver = "scsi-hd", .flag = &default_cdrom },
Paolo Bonzini7f1b17f2012-05-10 09:39:17 +0200231 { .driver = "VGA", .flag = &default_vga },
232 { .driver = "isa-vga", .flag = &default_vga },
233 { .driver = "cirrus-vga", .flag = &default_vga },
234 { .driver = "isa-cirrus-vga", .flag = &default_vga },
235 { .driver = "vmware-svga", .flag = &default_vga },
236 { .driver = "qxl-vga", .flag = &default_vga },
Gerd Hoffmanna94f0c52014-09-10 14:28:48 +0200237 { .driver = "virtio-vga", .flag = &default_vga },
BALATON Zoltan862b4a22019-03-09 18:21:40 +0100238 { .driver = "ati-vga", .flag = &default_vga },
Marc-André Lureau267f6642019-05-24 15:09:46 +0200239 { .driver = "vhost-user-vga", .flag = &default_vga },
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100240};
241
Paolo Bonzini4d454572012-11-26 16:03:42 +0100242static QemuOptsList qemu_rtc_opts = {
243 .name = "rtc",
244 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600245 .merge_lists = true,
Paolo Bonzini4d454572012-11-26 16:03:42 +0100246 .desc = {
247 {
248 .name = "base",
249 .type = QEMU_OPT_STRING,
250 },{
251 .name = "clock",
252 .type = QEMU_OPT_STRING,
253 },{
254 .name = "driftfix",
255 .type = QEMU_OPT_STRING,
256 },
257 { /* end of list */ }
258 },
259};
260
Paolo Bonzini4d454572012-11-26 16:03:42 +0100261static QemuOptsList qemu_option_rom_opts = {
262 .name = "option-rom",
263 .implied_opt_name = "romfile",
264 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
265 .desc = {
266 {
267 .name = "bootindex",
268 .type = QEMU_OPT_NUMBER,
269 }, {
270 .name = "romfile",
271 .type = QEMU_OPT_STRING,
272 },
273 { /* end of list */ }
274 },
275};
276
277static QemuOptsList qemu_machine_opts = {
278 .name = "machine",
279 .implied_opt_name = "type",
280 .merge_lists = true,
281 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
282 .desc = {
Marcel Apfelbaum49d2e642014-12-16 16:58:05 +0000283 /*
284 * no elements => accept any
285 * sanity checking will happen later
286 * when setting machine properties
287 */
288 { }
Paolo Bonzini4d454572012-11-26 16:03:42 +0100289 },
290};
291
KONRAD Frederic8d4e9142017-02-23 18:29:08 +0000292static QemuOptsList qemu_accel_opts = {
293 .name = "accel",
294 .implied_opt_name = "accel",
295 .head = QTAILQ_HEAD_INITIALIZER(qemu_accel_opts.head),
296 .merge_lists = true,
297 .desc = {
298 {
299 .name = "accel",
300 .type = QEMU_OPT_STRING,
301 .help = "Select the type of accelerator",
302 },
303 {
304 .name = "thread",
305 .type = QEMU_OPT_STRING,
306 .help = "Enable/disable multi-threaded TCG",
307 },
308 { /* end of list */ }
309 },
310};
311
Paolo Bonzini4d454572012-11-26 16:03:42 +0100312static QemuOptsList qemu_boot_opts = {
313 .name = "boot-opts",
Markus Armbruster6ef47162013-06-14 13:15:01 +0200314 .implied_opt_name = "order",
315 .merge_lists = true,
Paolo Bonzini4d454572012-11-26 16:03:42 +0100316 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
317 .desc = {
Paolo Bonzini4d454572012-11-26 16:03:42 +0100318 {
319 .name = "order",
320 .type = QEMU_OPT_STRING,
321 }, {
322 .name = "once",
323 .type = QEMU_OPT_STRING,
324 }, {
325 .name = "menu",
Markus Armbruster6ef47162013-06-14 13:15:01 +0200326 .type = QEMU_OPT_BOOL,
Paolo Bonzini4d454572012-11-26 16:03:42 +0100327 }, {
328 .name = "splash",
329 .type = QEMU_OPT_STRING,
330 }, {
331 .name = "splash-time",
Li Qiang6912bb02018-11-20 21:10:24 -0800332 .type = QEMU_OPT_NUMBER,
Paolo Bonzini4d454572012-11-26 16:03:42 +0100333 }, {
334 .name = "reboot-timeout",
Li Qiangee5d0f82018-11-20 21:10:25 -0800335 .type = QEMU_OPT_NUMBER,
Amos Kongc8a6ae82013-03-19 14:23:27 +0800336 }, {
337 .name = "strict",
Amos Konge5187b52013-12-09 19:53:15 +0800338 .type = QEMU_OPT_BOOL,
Paolo Bonzini4d454572012-11-26 16:03:42 +0100339 },
340 { /*End of list */ }
341 },
342};
343
344static QemuOptsList qemu_add_fd_opts = {
345 .name = "add-fd",
346 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
347 .desc = {
348 {
349 .name = "fd",
350 .type = QEMU_OPT_NUMBER,
351 .help = "file descriptor of which a duplicate is added to fd set",
352 },{
353 .name = "set",
354 .type = QEMU_OPT_NUMBER,
355 .help = "ID of the fd set to add fd to",
356 },{
357 .name = "opaque",
358 .type = QEMU_OPT_STRING,
359 .help = "free-form string used to describe fd",
360 },
361 { /* end of list */ }
362 },
363};
364
365static QemuOptsList qemu_object_opts = {
366 .name = "object",
367 .implied_opt_name = "qom-type",
368 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
369 .desc = {
370 { }
371 },
372};
373
Stefan Bergerd1a0cf72013-02-27 12:47:49 -0500374static QemuOptsList qemu_tpmdev_opts = {
375 .name = "tpmdev",
376 .implied_opt_name = "type",
377 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
378 .desc = {
Stefan Bergerbb716232013-04-22 10:41:39 -0400379 /* options are defined in the TPM backends */
Stefan Bergerd1a0cf72013-02-27 12:47:49 -0500380 { /* end of list */ }
381 },
382};
383
Satoru Moriya888a6bc2013-04-19 16:42:06 +0200384static QemuOptsList qemu_realtime_opts = {
385 .name = "realtime",
386 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
387 .desc = {
388 {
389 .name = "mlock",
390 .type = QEMU_OPT_BOOL,
391 },
392 { /* end of list */ }
393 },
394};
395
Michael S. Tsirkin6f131f12018-06-22 22:22:05 +0300396static QemuOptsList qemu_overcommit_opts = {
397 .name = "overcommit",
398 .head = QTAILQ_HEAD_INITIALIZER(qemu_overcommit_opts.head),
399 .desc = {
400 {
401 .name = "mem-lock",
402 .type = QEMU_OPT_BOOL,
403 },
404 {
405 .name = "cpu-pm",
406 .type = QEMU_OPT_BOOL,
407 },
408 { /* end of list */ }
409 },
410};
411
Seiji Aguchi5e2ac512013-07-03 23:02:46 -0400412static QemuOptsList qemu_msg_opts = {
413 .name = "msg",
414 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
415 .desc = {
416 {
417 .name = "timestamp",
418 .type = QEMU_OPT_BOOL,
419 },
420 { /* end of list */ }
421 },
422};
423
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +0000424static QemuOptsList qemu_name_opts = {
425 .name = "name",
426 .implied_opt_name = "guest",
427 .merge_lists = true,
428 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
429 .desc = {
430 {
431 .name = "guest",
432 .type = QEMU_OPT_STRING,
433 .help = "Sets the name of the guest.\n"
434 "This name will be displayed in the SDL window caption.\n"
435 "The name will also be used for the VNC server",
436 }, {
437 .name = "process",
438 .type = QEMU_OPT_STRING,
439 .help = "Sets the name of the QEMU process, as shown in top etc",
Dr. David Alan Gilbert8f480de2014-01-30 10:20:31 +0000440 }, {
441 .name = "debug-threads",
442 .type = QEMU_OPT_BOOL,
443 .help = "When enabled, name the individual threads; defaults off.\n"
444 "NOTE: The thread names are for debugging and not a\n"
445 "stable API.",
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +0000446 },
447 { /* End of list */ }
448 },
449};
450
Igor Mammedov6e1d3c12013-11-27 01:27:35 +0100451static QemuOptsList qemu_mem_opts = {
452 .name = "memory",
453 .implied_opt_name = "size",
454 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
455 .merge_lists = true,
456 .desc = {
457 {
458 .name = "size",
459 .type = QEMU_OPT_SIZE,
460 },
Igor Mammedovc270fb92014-06-02 15:25:02 +0200461 {
462 .name = "slots",
463 .type = QEMU_OPT_NUMBER,
464 },
465 {
466 .name = "maxmem",
467 .type = QEMU_OPT_SIZE,
468 },
Igor Mammedov6e1d3c12013-11-27 01:27:35 +0100469 { /* end of list */ }
470 },
471};
472
Sebastian Tanase1ad95802014-07-25 11:56:28 +0200473static QemuOptsList qemu_icount_opts = {
474 .name = "icount",
475 .implied_opt_name = "shift",
476 .merge_lists = true,
477 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
478 .desc = {
479 {
480 .name = "shift",
481 .type = QEMU_OPT_STRING,
Sebastian Tanasea8bfac32014-07-25 11:56:29 +0200482 }, {
483 .name = "align",
484 .type = QEMU_OPT_BOOL,
Victor CLEMENTf1f4b572015-05-29 17:14:05 +0200485 }, {
486 .name = "sleep",
487 .type = QEMU_OPT_BOOL,
Pavel Dovgalyuk4c27b852015-09-17 19:25:18 +0300488 }, {
489 .name = "rr",
490 .type = QEMU_OPT_STRING,
491 }, {
492 .name = "rrfile",
493 .type = QEMU_OPT_STRING,
Pavel Dovgalyuk9c2037d2017-01-24 10:17:47 +0300494 }, {
495 .name = "rrsnapshot",
496 .type = QEMU_OPT_STRING,
Sebastian Tanase1ad95802014-07-25 11:56:28 +0200497 },
498 { /* end of list */ }
499 },
500};
501
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -0400502static QemuOptsList qemu_fw_cfg_opts = {
503 .name = "fw_cfg",
504 .implied_opt_name = "name",
505 .head = QTAILQ_HEAD_INITIALIZER(qemu_fw_cfg_opts.head),
506 .desc = {
507 {
508 .name = "name",
509 .type = QEMU_OPT_STRING,
510 .help = "Sets the fw_cfg name of the blob to be inserted",
511 }, {
512 .name = "file",
513 .type = QEMU_OPT_STRING,
Max Reitz679be302018-10-19 18:49:29 +0200514 .help = "Sets the name of the file from which "
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -0400515 "the fw_cfg blob will be loaded",
Gabriel L. Somlo6407d762015-09-29 12:29:01 -0400516 }, {
517 .name = "string",
518 .type = QEMU_OPT_STRING,
519 .help = "Sets content of the blob to be inserted from a string",
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -0400520 },
521 { /* end of list */ }
522 },
523};
524
Markus Armbruster7f9d6e52013-07-04 15:09:19 +0200525/**
526 * Get machine options
527 *
528 * Returns: machine options (never null).
529 */
530QemuOpts *qemu_get_machine_opts(void)
531{
Paolo Bonzinie96e5ae2014-03-06 10:39:24 +0100532 return qemu_find_opts_singleton("machine");
Markus Armbruster7f9d6e52013-07-04 15:09:19 +0200533}
534
Ronnie Sahlberg31459f42012-08-06 18:24:55 +1000535const char *qemu_get_vm_name(void)
536{
537 return qemu_name;
538}
539
wayne3d3b8302011-07-27 18:04:55 +0800540static void res_free(void)
541{
Markus Armbruster012aef02015-08-26 14:02:53 +0200542 g_free(boot_splash_filedata);
543 boot_splash_filedata = NULL;
wayne3d3b8302011-07-27 18:04:55 +0800544}
545
Markus Armbruster28d0de72015-03-13 13:35:14 +0100546static int default_driver_check(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmann998bbd72009-12-08 13:11:41 +0100547{
548 const char *driver = qemu_opt_get(opts, "driver");
549 int i;
550
551 if (!driver)
552 return 0;
553 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
554 if (strcmp(default_list[i].driver, driver) != 0)
555 continue;
556 *(default_list[i].flag) = 0;
557 }
558 return 0;
559}
560
bellard0824d6f2003-06-24 13:42:40 +0000561/***********************************************************/
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300562/* QEMU state */
563
Igor Mammedov047f7032018-05-11 19:24:43 +0200564static RunState current_run_state = RUN_STATE_PRECONFIG;
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300565
Eric Blake7fb1cf12015-11-18 01:52:57 -0700566/* We use RUN_STATE__MAX but any invalid value will do */
567static RunState vmstop_requested = RUN_STATE__MAX;
Paolo Bonzini74892d22014-06-05 14:53:58 +0200568static QemuMutex vmstop_lock;
569
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300570typedef struct {
571 RunState from;
572 RunState to;
573} RunStateTransition;
574
575static const RunStateTransition runstate_transitions_def[] = {
576 /* from -> to */
Igor Mammedov047f7032018-05-11 19:24:43 +0200577 { RUN_STATE_PRECONFIG, RUN_STATE_PRELAUNCH },
578 /* Early switch to inmigrate state to allow -incoming CLI option work
579 * as it used to. TODO: delay actual switching to inmigrate state to
580 * the point after machine is built and remove this hack.
581 */
582 { RUN_STATE_PRECONFIG, RUN_STATE_INMIGRATE },
583
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300584 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
Paolo Bonzinieca01d32013-12-03 13:00:15 +0100585 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300586 { RUN_STATE_DEBUG, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300587
Juan Quintelaca3fc392014-10-08 12:47:08 +0200588 { RUN_STATE_INMIGRATE, RUN_STATE_INTERNAL_ERROR },
589 { RUN_STATE_INMIGRATE, RUN_STATE_IO_ERROR },
Paolo Bonzini29ed72f2012-10-19 16:45:24 +0200590 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
Juan Quintelaca3fc392014-10-08 12:47:08 +0200591 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
592 { RUN_STATE_INMIGRATE, RUN_STATE_SHUTDOWN },
593 { RUN_STATE_INMIGRATE, RUN_STATE_SUSPENDED },
594 { RUN_STATE_INMIGRATE, RUN_STATE_WATCHDOG },
595 { RUN_STATE_INMIGRATE, RUN_STATE_GUEST_PANICKED },
Juan Quintela2a6e6e52015-07-28 15:28:28 +0200596 { RUN_STATE_INMIGRATE, RUN_STATE_FINISH_MIGRATE },
Paolo Bonzini98799b02016-02-15 19:40:04 +0100597 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
598 { RUN_STATE_INMIGRATE, RUN_STATE_POSTMIGRATE },
zhanghailiang21142ba2016-10-27 14:42:58 +0800599 { RUN_STATE_INMIGRATE, RUN_STATE_COLO },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300600
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300601 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300602 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300603 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300604
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300605 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300606 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300607 { RUN_STATE_IO_ERROR, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300608
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300609 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300610 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
Dr. David Alan Gilbert505d7862017-08-04 18:50:11 +0100611 { RUN_STATE_PAUSED, RUN_STATE_POSTMIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300612 { RUN_STATE_PAUSED, RUN_STATE_PRELAUNCH },
zhanghailiang21142ba2016-10-27 14:42:58 +0800613 { RUN_STATE_PAUSED, RUN_STATE_COLO},
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300614
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300615 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300616 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300617 { RUN_STATE_POSTMIGRATE, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300618
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300619 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300620 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300621 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300622
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300623 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
Dr. David Alan Gilbert505d7862017-08-04 18:50:11 +0100624 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PAUSED },
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300625 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300626 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_PRELAUNCH },
zhanghailiang21142ba2016-10-27 14:42:58 +0800627 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_COLO},
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300628
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300629 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300630 { RUN_STATE_RESTORE_VM, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300631
zhanghailiang21142ba2016-10-27 14:42:58 +0800632 { RUN_STATE_COLO, RUN_STATE_RUNNING },
633
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300634 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
635 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
636 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
637 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
638 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
639 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
640 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
641 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
642 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
Hu Taoede085b2013-04-26 11:24:40 +0800643 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
zhanghailiang21142ba2016-10-27 14:42:58 +0800644 { RUN_STATE_RUNNING, RUN_STATE_COLO},
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300645
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300646 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300647
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300648 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300649 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300650 { RUN_STATE_SHUTDOWN, RUN_STATE_PRELAUNCH },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300651
Luiz Capitulinoad02b962012-04-27 13:33:36 -0300652 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
653 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
654 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
655 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300656 { RUN_STATE_SUSPENDED, RUN_STATE_PRELAUNCH },
zhanghailiang21142ba2016-10-27 14:42:58 +0800657 { RUN_STATE_SUSPENDED, RUN_STATE_COLO},
Luiz Capitulinoad02b962012-04-27 13:33:36 -0300658
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300659 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
Luiz Capitulino8a9236f2011-10-14 11:18:09 -0300660 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300661 { RUN_STATE_WATCHDOG, RUN_STATE_PRELAUNCH },
zhanghailiang21142ba2016-10-27 14:42:58 +0800662 { RUN_STATE_WATCHDOG, RUN_STATE_COLO},
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300663
Paolo Bonzinidf390762013-11-04 14:30:47 +0100664 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
Hu Taofd2a2e12013-05-20 12:46:20 +0200665 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
Denis V. Lunev7ec13c72016-02-13 16:26:26 +0300666 { RUN_STATE_GUEST_PANICKED, RUN_STATE_PRELAUNCH },
Hu Taoede085b2013-04-26 11:24:40 +0800667
Eric Blake7fb1cf12015-11-18 01:52:57 -0700668 { RUN_STATE__MAX, RUN_STATE__MAX },
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300669};
670
Eric Blake7fb1cf12015-11-18 01:52:57 -0700671static bool runstate_valid_transitions[RUN_STATE__MAX][RUN_STATE__MAX];
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300672
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300673bool runstate_check(RunState state)
674{
675 return current_run_state == state;
676}
677
Juan Quintela5e0f1942014-10-08 11:53:22 +0200678bool runstate_store(char *str, size_t size)
679{
Markus Armbruster977c7362017-08-24 10:46:08 +0200680 const char *state = RunState_str(current_run_state);
Juan Quintela5e0f1942014-10-08 11:53:22 +0200681 size_t len = strlen(state) + 1;
682
683 if (len > size) {
684 return false;
685 }
686 memcpy(str, state, len);
687 return true;
688}
689
Blue Swirl4fdcac02012-10-28 11:04:47 +0000690static void runstate_init(void)
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300691{
692 const RunStateTransition *p;
693
694 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
Eric Blake7fb1cf12015-11-18 01:52:57 -0700695 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE__MAX; p++) {
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300696 runstate_valid_transitions[p->from][p->to] = true;
697 }
Paolo Bonzini74892d22014-06-05 14:53:58 +0200698
699 qemu_mutex_init(&vmstop_lock);
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300700}
701
702/* This function will abort() on invalid state transitions */
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300703void runstate_set(RunState new_state)
704{
Eric Blake7fb1cf12015-11-18 01:52:57 -0700705 assert(new_state < RUN_STATE__MAX);
Luiz Capitulino207c5cd2011-10-13 10:59:07 -0300706
Vladimir Sementsov-Ogievskiyff12e3a2019-01-24 15:51:54 +0300707 trace_runstate_set(current_run_state, RunState_str(current_run_state),
Yury Kotovb1939fc2019-04-26 13:21:15 +0300708 new_state, RunState_str(new_state));
Vladimir Sementsov-Ogievskiyff12e3a2019-01-24 15:51:54 +0300709
Li Zhijiane92a2d92016-04-14 11:25:52 +0800710 if (current_run_state == new_state) {
711 return;
712 }
713
Luiz Capitulino207c5cd2011-10-13 10:59:07 -0300714 if (!runstate_valid_transitions[current_run_state][new_state]) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -0200715 error_report("invalid runstate transition: '%s' -> '%s'",
Markus Armbruster977c7362017-08-24 10:46:08 +0200716 RunState_str(current_run_state),
717 RunState_str(new_state));
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -0300718 abort();
719 }
Vladimir Sementsov-Ogievskiyff12e3a2019-01-24 15:51:54 +0300720
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300721 current_run_state = new_state;
722}
723
Luiz Capitulino13548692011-07-29 15:36:43 -0300724int runstate_is_running(void)
725{
Luiz Capitulino0461d5a2011-09-30 14:45:27 -0300726 return runstate_check(RUN_STATE_RUNNING);
Luiz Capitulino13548692011-07-29 15:36:43 -0300727}
728
Hu Taoede085b2013-04-26 11:24:40 +0800729bool runstate_needs_reset(void)
730{
731 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
Paolo Bonzinidf390762013-11-04 14:30:47 +0100732 runstate_check(RUN_STATE_SHUTDOWN);
Hu Taoede085b2013-04-26 11:24:40 +0800733}
734
Luiz Capitulino1fa9a5e2011-09-12 17:54:20 -0300735StatusInfo *qmp_query_status(Error **errp)
736{
737 StatusInfo *info = g_malloc0(sizeof(*info));
738
739 info->running = runstate_is_running();
740 info->singlestep = singlestep;
741 info->status = current_run_state;
742
743 return info;
744}
745
Claudio Imbrenda2d76e822017-02-14 18:07:47 +0100746bool qemu_vmstop_requested(RunState *r)
Paolo Bonzini74892d22014-06-05 14:53:58 +0200747{
748 qemu_mutex_lock(&vmstop_lock);
749 *r = vmstop_requested;
Eric Blake7fb1cf12015-11-18 01:52:57 -0700750 vmstop_requested = RUN_STATE__MAX;
Paolo Bonzini74892d22014-06-05 14:53:58 +0200751 qemu_mutex_unlock(&vmstop_lock);
Eric Blake7fb1cf12015-11-18 01:52:57 -0700752 return *r < RUN_STATE__MAX;
Paolo Bonzini74892d22014-06-05 14:53:58 +0200753}
754
755void qemu_system_vmstop_request_prepare(void)
756{
757 qemu_mutex_lock(&vmstop_lock);
758}
759
760void qemu_system_vmstop_request(RunState state)
761{
762 vmstop_requested = state;
763 qemu_mutex_unlock(&vmstop_lock);
764 qemu_notify_event();
765}
766
Luiz Capitulinof5bbfba2011-07-29 15:04:45 -0300767/***********************************************************/
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600768/* RTC reference time/date access */
Artem Pisarenkoac0989f2018-10-18 13:12:55 +0600769static time_t qemu_ref_timedate(QEMUClockType clock)
Pavel Dovgalyuk2ed1ebc2015-02-27 16:11:02 +0300770{
Artem Pisarenkoac0989f2018-10-18 13:12:55 +0600771 time_t value = qemu_clock_get_ms(clock) / 1000;
772 switch (clock) {
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600773 case QEMU_CLOCK_REALTIME:
774 value -= rtc_realtime_clock_offset;
Philippe Mathieu-Daudé4e8de602019-07-19 15:14:24 +0200775 /* fall through */
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600776 case QEMU_CLOCK_VIRTUAL:
777 value += rtc_ref_start_datetime;
778 break;
779 case QEMU_CLOCK_HOST:
780 if (rtc_base_type == RTC_BASE_DATETIME) {
781 value -= rtc_host_datetime_offset;
782 }
783 break;
784 default:
785 assert(0);
786 }
787 return value;
Pavel Dovgalyuk2ed1ebc2015-02-27 16:11:02 +0300788}
789
balrogf6503052008-02-17 11:42:19 +0000790void qemu_get_timedate(struct tm *tm, int offset)
791{
Artem Pisarenkoac0989f2018-10-18 13:12:55 +0600792 time_t ti = qemu_ref_timedate(rtc_clock);
balrogf6503052008-02-17 11:42:19 +0000793
balrogf6503052008-02-17 11:42:19 +0000794 ti += offset;
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600795
796 switch (rtc_base_type) {
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600797 case RTC_BASE_DATETIME:
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600798 case RTC_BASE_UTC:
Stefan Weileb7ff6f2013-01-07 23:08:13 +0100799 gmtime_r(&ti, tm);
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600800 break;
801 case RTC_BASE_LOCALTIME:
802 localtime_r(&ti, tm);
803 break;
balrogf6503052008-02-17 11:42:19 +0000804 }
balrogf6503052008-02-17 11:42:19 +0000805}
806
807int qemu_timedate_diff(struct tm *tm)
808{
809 time_t seconds;
810
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600811 switch (rtc_base_type) {
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600812 case RTC_BASE_DATETIME:
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600813 case RTC_BASE_UTC:
814 seconds = mktimegm(tm);
815 break;
816 case RTC_BASE_LOCALTIME:
817 {
818 struct tm tmp = *tm;
819 tmp.tm_isdst = -1; /* use timezone to figure it out */
820 seconds = mktime(&tmp);
821 break;
822 }
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600823 default:
824 abort();
825 }
balrogf6503052008-02-17 11:42:19 +0000826
Artem Pisarenkoac0989f2018-10-18 13:12:55 +0600827 return seconds - qemu_ref_timedate(QEMU_CLOCK_HOST);
balrogf6503052008-02-17 11:42:19 +0000828}
829
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600830static void configure_rtc_base_datetime(const char *startdate)
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200831{
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600832 time_t rtc_start_datetime;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200833 struct tm tm;
834
Thomas Huthfdaf2d52018-08-21 15:18:06 +0200835 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d", &tm.tm_year, &tm.tm_mon,
836 &tm.tm_mday, &tm.tm_hour, &tm.tm_min, &tm.tm_sec) == 6) {
837 /* OK */
838 } else if (sscanf(startdate, "%d-%d-%d",
839 &tm.tm_year, &tm.tm_mon, &tm.tm_mday) == 3) {
840 tm.tm_hour = 0;
841 tm.tm_min = 0;
842 tm.tm_sec = 0;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200843 } else {
Thomas Huthfdaf2d52018-08-21 15:18:06 +0200844 goto date_fail;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200845 }
Thomas Huthfdaf2d52018-08-21 15:18:06 +0200846 tm.tm_year -= 1900;
847 tm.tm_mon--;
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600848 rtc_start_datetime = mktimegm(&tm);
849 if (rtc_start_datetime == -1) {
Thomas Huthfdaf2d52018-08-21 15:18:06 +0200850 date_fail:
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600851 error_report("invalid datetime format");
Thomas Huthfdaf2d52018-08-21 15:18:06 +0200852 error_printf("valid formats: "
853 "'2006-06-17T16:01:21' or '2006-06-17'\n");
854 exit(1);
855 }
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600856 rtc_host_datetime_offset = rtc_ref_start_datetime - rtc_start_datetime;
857 rtc_ref_start_datetime = rtc_start_datetime;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200858}
859
860static void configure_rtc(QemuOpts *opts)
861{
862 const char *value;
863
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600864 /* Set defaults */
865 rtc_clock = QEMU_CLOCK_HOST;
866 rtc_ref_start_datetime = qemu_clock_get_ms(QEMU_CLOCK_HOST) / 1000;
867 rtc_realtime_clock_offset = qemu_clock_get_ms(QEMU_CLOCK_REALTIME) / 1000;
868
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200869 value = qemu_opt_get(opts, "base");
870 if (value) {
871 if (!strcmp(value, "utc")) {
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600872 rtc_base_type = RTC_BASE_UTC;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200873 } else if (!strcmp(value, "localtime")) {
Pavel Dovgalyuk01947492015-09-17 19:25:13 +0300874 Error *blocker = NULL;
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600875 rtc_base_type = RTC_BASE_LOCALTIME;
Pavel Dovgalyuk01947492015-09-17 19:25:13 +0300876 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
877 "-rtc base=localtime");
878 replay_add_blocker(blocker);
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200879 } else {
Artem Pisarenko7e166eb2018-10-18 13:12:53 +0600880 rtc_base_type = RTC_BASE_DATETIME;
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +0600881 configure_rtc_base_datetime(value);
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200882 }
883 }
Jan Kiszka68752042009-09-15 13:36:04 +0200884 value = qemu_opt_get(opts, "clock");
885 if (value) {
886 if (!strcmp(value, "host")) {
Alex Bligh884f17c2013-08-21 16:03:04 +0100887 rtc_clock = QEMU_CLOCK_HOST;
Paolo Bonzini78808142012-03-30 10:31:21 +0000888 } else if (!strcmp(value, "rt")) {
Alex Bligh884f17c2013-08-21 16:03:04 +0100889 rtc_clock = QEMU_CLOCK_REALTIME;
Jan Kiszka68752042009-09-15 13:36:04 +0200890 } else if (!strcmp(value, "vm")) {
Alex Bligh884f17c2013-08-21 16:03:04 +0100891 rtc_clock = QEMU_CLOCK_VIRTUAL;
Jan Kiszka68752042009-09-15 13:36:04 +0200892 } else {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -0200893 error_report("invalid option value '%s'", value);
Jan Kiszka68752042009-09-15 13:36:04 +0200894 exit(1);
895 }
896 }
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200897 value = qemu_opt_get(opts, "driftfix");
898 if (value) {
Blue Swirl7e4c0332010-03-27 21:33:46 +0000899 if (!strcmp(value, "slew")) {
Eduardo Habkost16714b12016-01-28 13:11:04 -0200900 static GlobalProperty slew_lost_ticks = {
901 .driver = "mc146818rtc",
902 .property = "lost_tick_policy",
903 .value = "slew",
Jan Kiszka433acf02012-01-23 20:15:12 +0100904 };
905
Eduardo Habkost16714b12016-01-28 13:11:04 -0200906 qdev_prop_register_global(&slew_lost_ticks);
Blue Swirl7e4c0332010-03-27 21:33:46 +0000907 } else if (!strcmp(value, "none")) {
Jan Kiszka433acf02012-01-23 20:15:12 +0100908 /* discard is default */
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200909 } else {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -0200910 error_report("invalid option value '%s'", value);
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200911 exit(1);
912 }
913 }
Jan Kiszka1ed2fc12009-09-15 13:36:04 +0200914}
915
balrog1ae26a12008-09-28 23:19:47 +0000916/***********************************************************/
917/* Bluetooth support */
918static int nb_hcis;
919static int cur_hci;
920static struct HCIInfo *hci_table[MAX_NICS];
balrogdc72ac12008-11-09 00:04:26 +0000921
balrog1ae26a12008-09-28 23:19:47 +0000922struct HCIInfo *qemu_next_hci(void)
923{
924 if (cur_hci == nb_hcis)
925 return &null_hci;
926
927 return hci_table[cur_hci++];
928}
929
balrogdc72ac12008-11-09 00:04:26 +0000930static int bt_hci_parse(const char *str)
931{
932 struct HCIInfo *hci;
Anthony Liguoric227f092009-10-01 16:12:16 -0500933 bdaddr_t bdaddr;
balrogdc72ac12008-11-09 00:04:26 +0000934
935 if (nb_hcis >= MAX_NICS) {
Eduardo Habkost3e515372015-10-30 13:07:58 -0200936 error_report("too many bluetooth HCIs (max %i)", MAX_NICS);
balrogdc72ac12008-11-09 00:04:26 +0000937 return -1;
938 }
939
940 hci = hci_init(str);
941 if (!hci)
942 return -1;
943
944 bdaddr.b[0] = 0x52;
945 bdaddr.b[1] = 0x54;
946 bdaddr.b[2] = 0x00;
947 bdaddr.b[3] = 0x12;
948 bdaddr.b[4] = 0x34;
949 bdaddr.b[5] = 0x56 + nb_hcis;
950 hci->bdaddr_set(hci, bdaddr.b);
951
952 hci_table[nb_hcis++] = hci;
953
954 return 0;
955}
956
957static void bt_vhci_add(int vlan_id)
958{
959 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
960
961 if (!vlan->slave)
Alistair Francis3dc6f862017-07-12 06:57:41 -0700962 warn_report("adding a VHCI to an empty scatternet %i",
963 vlan_id);
balrogdc72ac12008-11-09 00:04:26 +0000964
965 bt_vhci_init(bt_new_hci(vlan));
966}
967
968static struct bt_device_s *bt_device_add(const char *opt)
969{
970 struct bt_scatternet_s *vlan;
971 int vlan_id = 0;
972 char *endp = strstr(opt, ",vlan=");
973 int len = (endp ? endp - opt : strlen(opt)) + 1;
974 char devname[10];
975
976 pstrcpy(devname, MIN(sizeof(devname), len), opt);
977
978 if (endp) {
979 vlan_id = strtol(endp + 6, &endp, 0);
980 if (*endp) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -0200981 error_report("unrecognised bluetooth vlan Id");
balrogdc72ac12008-11-09 00:04:26 +0000982 return 0;
983 }
984 }
985
986 vlan = qemu_find_bt_vlan(vlan_id);
987
988 if (!vlan->slave)
Alistair Francis3dc6f862017-07-12 06:57:41 -0700989 warn_report("adding a slave device to an empty scatternet %i",
990 vlan_id);
balrogdc72ac12008-11-09 00:04:26 +0000991
992 if (!strcmp(devname, "keyboard"))
993 return bt_keyboard_init(vlan);
994
Eduardo Habkost4cd70f32015-10-30 13:07:56 -0200995 error_report("unsupported bluetooth device '%s'", devname);
balrogdc72ac12008-11-09 00:04:26 +0000996 return 0;
997}
998
999static int bt_parse(const char *opt)
1000{
1001 const char *endp, *p;
1002 int vlan;
1003
1004 if (strstart(opt, "hci", &endp)) {
1005 if (!*endp || *endp == ',') {
1006 if (*endp)
1007 if (!strstart(endp, ",vlan=", 0))
1008 opt = endp + 1;
1009
1010 return bt_hci_parse(opt);
1011 }
1012 } else if (strstart(opt, "vhci", &endp)) {
1013 if (!*endp || *endp == ',') {
1014 if (*endp) {
1015 if (strstart(endp, ",vlan=", &p)) {
1016 vlan = strtol(p, (char **) &endp, 0);
1017 if (*endp) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001018 error_report("bad scatternet '%s'", p);
balrogdc72ac12008-11-09 00:04:26 +00001019 return 1;
1020 }
1021 } else {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001022 error_report("bad parameter '%s'", endp + 1);
balrogdc72ac12008-11-09 00:04:26 +00001023 return 1;
1024 }
1025 } else
1026 vlan = 0;
1027
1028 bt_vhci_add(vlan);
1029 return 0;
1030 }
1031 } else if (strstart(opt, "device:", &endp))
1032 return !bt_device_add(endp);
1033
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001034 error_report("bad bluetooth parameter '%s'", opt);
balrogdc72ac12008-11-09 00:04:26 +00001035 return 1;
1036}
1037
Markus Armbruster28d0de72015-03-13 13:35:14 +01001038static int parse_name(void *opaque, QemuOpts *opts, Error **errp)
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +00001039{
1040 const char *proc_name;
1041
Dr. David Alan Gilbert8f480de2014-01-30 10:20:31 +00001042 if (qemu_opt_get(opts, "debug-threads")) {
1043 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1044 }
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +00001045 qemu_name = qemu_opt_get(opts, "guest");
1046
1047 proc_name = qemu_opt_get(opts, "process");
1048 if (proc_name) {
1049 os_set_proc_name(proc_name);
1050 }
Dr. David Alan Gilbert5b9d3132014-05-06 12:15:55 +01001051
1052 return 0;
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +00001053}
1054
Marcel Apfelbaumf8b6f8e2015-01-06 15:29:12 +02001055bool defaults_enabled(void)
1056{
1057 return has_defaults;
1058}
1059
Corey Bryant587ed6b2012-10-18 15:19:34 -04001060#ifndef _WIN32
Markus Armbruster28d0de72015-03-13 13:35:14 +01001061static int parse_add_fd(void *opaque, QemuOpts *opts, Error **errp)
Corey Bryant587ed6b2012-10-18 15:19:34 -04001062{
1063 int fd, dupfd, flags;
1064 int64_t fdset_id;
1065 const char *fd_opaque = NULL;
Paolo Bonzini636a30a2015-03-15 10:16:28 +01001066 AddfdInfo *fdinfo;
Corey Bryant587ed6b2012-10-18 15:19:34 -04001067
1068 fd = qemu_opt_get_number(opts, "fd", -1);
1069 fdset_id = qemu_opt_get_number(opts, "set", -1);
1070 fd_opaque = qemu_opt_get(opts, "opaque");
1071
1072 if (fd < 0) {
Markus Armbruster63532182018-10-17 10:26:42 +02001073 error_setg(errp, "fd option is required and must be non-negative");
Corey Bryant587ed6b2012-10-18 15:19:34 -04001074 return -1;
1075 }
1076
1077 if (fd <= STDERR_FILENO) {
Markus Armbruster63532182018-10-17 10:26:42 +02001078 error_setg(errp, "fd cannot be a standard I/O stream");
Corey Bryant587ed6b2012-10-18 15:19:34 -04001079 return -1;
1080 }
1081
1082 /*
1083 * All fds inherited across exec() necessarily have FD_CLOEXEC
1084 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1085 */
1086 flags = fcntl(fd, F_GETFD);
1087 if (flags == -1 || (flags & FD_CLOEXEC)) {
Markus Armbruster63532182018-10-17 10:26:42 +02001088 error_setg(errp, "fd is not valid or already in use");
Corey Bryant587ed6b2012-10-18 15:19:34 -04001089 return -1;
1090 }
1091
1092 if (fdset_id < 0) {
Markus Armbruster63532182018-10-17 10:26:42 +02001093 error_setg(errp, "set option is required and must be non-negative");
Corey Bryant587ed6b2012-10-18 15:19:34 -04001094 return -1;
1095 }
1096
1097#ifdef F_DUPFD_CLOEXEC
1098 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1099#else
1100 dupfd = dup(fd);
1101 if (dupfd != -1) {
1102 qemu_set_cloexec(dupfd);
1103 }
1104#endif
1105 if (dupfd == -1) {
Markus Armbruster63532182018-10-17 10:26:42 +02001106 error_setg(errp, "error duplicating fd: %s", strerror(errno));
Corey Bryant587ed6b2012-10-18 15:19:34 -04001107 return -1;
1108 }
1109
1110 /* add the duplicate fd, and optionally the opaque string, to the fd set */
Paolo Bonzini636a30a2015-03-15 10:16:28 +01001111 fdinfo = monitor_fdset_add_fd(dupfd, true, fdset_id, !!fd_opaque, fd_opaque,
1112 &error_abort);
1113 g_free(fdinfo);
Corey Bryant587ed6b2012-10-18 15:19:34 -04001114
1115 return 0;
1116}
1117
Markus Armbruster28d0de72015-03-13 13:35:14 +01001118static int cleanup_add_fd(void *opaque, QemuOpts *opts, Error **errp)
Corey Bryant587ed6b2012-10-18 15:19:34 -04001119{
1120 int fd;
1121
1122 fd = qemu_opt_get_number(opts, "fd", -1);
1123 close(fd);
1124
1125 return 0;
1126}
1127#endif
1128
balrog1ae26a12008-09-28 23:19:47 +00001129/***********************************************************/
1130/* QEMU Block devices */
1131
Markus Armbruster2292dda2011-01-28 11:21:41 +01001132#define HD_OPTS "media=disk"
1133#define CDROM_OPTS "media=cdrom"
1134#define FD_OPTS ""
1135#define PFLASH_OPTS ""
1136#define MTD_OPTS ""
1137#define SD_OPTS ""
thse4bcb142007-12-02 04:51:10 +00001138
Markus Armbruster28d0de72015-03-13 13:35:14 +01001139static int drive_init_func(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001140{
Christian Borntraeger2d0d2832012-11-20 15:30:34 +01001141 BlockInterfaceType *block_default_type = opaque;
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001142
Markus Armbrusterc4f26c92018-10-17 10:26:57 +02001143 return drive_new(opts, *block_default_type, errp) == NULL;
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001144}
1145
Markus Armbruster28d0de72015-03-13 13:35:14 +01001146static int drive_enable_snapshot(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001147{
Gonglei28de2f82014-08-11 21:00:57 +08001148 if (qemu_opt_get(opts, "snapshot") == NULL) {
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01001149 qemu_opt_set(opts, "snapshot", "on", &error_abort);
Gerd Hoffmann9dfd7c72009-07-22 16:43:04 +02001150 }
1151 return 0;
1152}
1153
Christian Borntraeger3c42ea62012-11-22 21:02:55 +01001154static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1155 int index, const char *optstr)
Markus Armbruster4e5d9b52011-01-28 11:21:45 +01001156{
1157 QemuOpts *opts;
John Snowa66c9dc2014-10-01 14:19:24 -04001158 DriveInfo *dinfo;
Markus Armbruster4e5d9b52011-01-28 11:21:45 +01001159
Markus Armbruster4e5d9b52011-01-28 11:21:45 +01001160 if (!enable || drive_get_by_index(type, index)) {
1161 return;
1162 }
1163
1164 opts = drive_add(type, index, NULL, optstr);
1165 if (snapshot) {
Markus Armbruster28d0de72015-03-13 13:35:14 +01001166 drive_enable_snapshot(NULL, opts, NULL);
Markus Armbruster4e5d9b52011-01-28 11:21:45 +01001167 }
John Snowa66c9dc2014-10-01 14:19:24 -04001168
Markus Armbrusterc4f26c92018-10-17 10:26:57 +02001169 dinfo = drive_new(opts, type, &error_abort);
John Snowa66c9dc2014-10-01 14:19:24 -04001170 dinfo->is_default = true;
1171
Markus Armbruster4e5d9b52011-01-28 11:21:45 +01001172}
1173
Markus Armbruster651af512019-03-08 14:14:38 +01001174typedef struct BlockdevOptionsQueueEntry {
1175 BlockdevOptions *bdo;
1176 Location loc;
1177 QSIMPLEQ_ENTRY(BlockdevOptionsQueueEntry) entry;
1178} BlockdevOptionsQueueEntry;
1179
1180typedef QSIMPLEQ_HEAD(, BlockdevOptionsQueueEntry) BlockdevOptionsQueue;
1181
Markus Armbrusterd11bf9b2019-03-08 14:14:39 +01001182static void configure_blockdev(BlockdevOptionsQueue *bdo_queue,
1183 MachineClass *machine_class, int snapshot)
1184{
1185 /*
1186 * If the currently selected machine wishes to override the
1187 * units-per-bus property of its default HBA interface type, do so
1188 * now.
1189 */
1190 if (machine_class->units_per_default_bus) {
1191 override_max_devs(machine_class->block_default_type,
1192 machine_class->units_per_default_bus);
1193 }
1194
1195 /* open the virtual block devices */
1196 while (!QSIMPLEQ_EMPTY(bdo_queue)) {
1197 BlockdevOptionsQueueEntry *bdo = QSIMPLEQ_FIRST(bdo_queue);
1198
1199 QSIMPLEQ_REMOVE_HEAD(bdo_queue, entry);
1200 loc_push_restore(&bdo->loc);
1201 qmp_blockdev_add(bdo->bdo, &error_fatal);
1202 loc_pop(&bdo->loc);
1203 qapi_free_BlockdevOptions(bdo->bdo);
1204 g_free(bdo);
1205 }
Pavel Dovgalyuk25863972019-09-17 14:57:56 +03001206 if (snapshot) {
Markus Armbrusterd11bf9b2019-03-08 14:14:39 +01001207 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot,
1208 NULL, NULL);
1209 }
1210 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
1211 &machine_class->block_default_type, &error_fatal)) {
1212 /* We printed help */
1213 exit(0);
1214 }
1215
1216 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
1217 CDROM_OPTS);
1218 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
1219 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
1220
1221}
1222
Michael Tokarev12b7f572013-06-24 15:06:52 +04001223static QemuOptsList qemu_smp_opts = {
1224 .name = "smp-opts",
1225 .implied_opt_name = "cpus",
1226 .merge_lists = true,
1227 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1228 .desc = {
1229 {
1230 .name = "cpus",
1231 .type = QEMU_OPT_NUMBER,
1232 }, {
1233 .name = "sockets",
1234 .type = QEMU_OPT_NUMBER,
1235 }, {
Like Xu1b458422019-06-20 13:45:25 +08001236 .name = "dies",
1237 .type = QEMU_OPT_NUMBER,
1238 }, {
Michael Tokarev12b7f572013-06-24 15:06:52 +04001239 .name = "cores",
1240 .type = QEMU_OPT_NUMBER,
1241 }, {
1242 .name = "threads",
1243 .type = QEMU_OPT_NUMBER,
1244 }, {
1245 .name = "maxcpus",
1246 .type = QEMU_OPT_NUMBER,
1247 },
1248 { /*End of list */ }
1249 },
1250};
1251
zhanghailiang28d16f32014-09-23 18:42:24 +08001252static void realtime_init(void)
Satoru Moriya888a6bc2013-04-19 16:42:06 +02001253{
Satoru Moriya888a6bc2013-04-19 16:42:06 +02001254 if (enable_mlock) {
1255 if (os_mlock() < 0) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001256 error_report("locking memory failed");
Satoru Moriya888a6bc2013-04-19 16:42:06 +02001257 exit(1);
1258 }
1259 }
1260}
1261
Seiji Aguchi5e2ac512013-07-03 23:02:46 -04001262
1263static void configure_msg(QemuOpts *opts)
1264{
1265 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1266}
1267
Leon Alraea59d31a2015-06-19 14:17:45 +01001268
Tiejun Chen79814172015-07-15 13:37:45 +08001269/* Now we still need this for compatibility with XEN. */
1270bool has_igd_gfx_passthru;
1271static void igd_gfx_passthru(void)
1272{
1273 has_igd_gfx_passthru = current_machine->igd_gfx_passthru;
1274}
1275
Leon Alraecfe67ce2015-06-19 14:17:45 +01001276/***********************************************************/
bellarda594cfb2005-11-06 16:13:29 +00001277/* USB devices */
1278
Markus Armbrusterfb080002010-05-28 15:38:44 +02001279static int usb_device_add(const char *devname)
bellarda594cfb2005-11-06 16:13:29 +00001280{
Gerd Hoffmanna5d2f722009-08-31 14:24:00 +02001281 USBDevice *dev = NULL;
bellarda594cfb2005-11-06 16:13:29 +00001282
Eduardo Habkost4bcbe0b2016-06-08 17:50:25 -03001283 if (!machine_usb(current_machine)) {
bellarda594cfb2005-11-06 16:13:29 +00001284 return -1;
zhlcindy@gmail.com094b2872012-09-02 19:25:28 +00001285 }
bellarda594cfb2005-11-06 16:13:29 +00001286
Gerd Hoffmann0958b4c2009-10-26 15:56:45 +01001287 dev = usbdevice_create(devname);
pbrook0d92ed32006-05-21 16:30:15 +00001288 if (!dev)
1289 return -1;
1290
bellarda594cfb2005-11-06 16:13:29 +00001291 return 0;
1292}
1293
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001294static int usb_parse(const char *cmdline)
1295{
Scott Tsai59d1c1c2009-12-23 04:30:18 +08001296 int r;
Markus Armbrusterfb080002010-05-28 15:38:44 +02001297 r = usb_device_add(cmdline);
Scott Tsai59d1c1c2009-12-23 04:30:18 +08001298 if (r < 0) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001299 error_report("could not add USB device '%s'", cmdline);
Scott Tsai59d1c1c2009-12-23 04:30:18 +08001300 }
1301 return r;
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02001302}
1303
bellardf7cce892004-12-08 22:21:25 +00001304/***********************************************************/
bellardcc1daa42005-06-05 14:49:17 +00001305/* machine registration */
1306
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02001307MachineState *current_machine;
bellardcc1daa42005-06-05 14:49:17 +00001308
Wei Yangc516cd12019-04-05 14:41:19 +08001309static MachineClass *find_machine(const char *name, GSList *machines)
bellardcc1daa42005-06-05 14:49:17 +00001310{
Wei Yangc516cd12019-04-05 14:41:19 +08001311 GSList *el;
bellardcc1daa42005-06-05 14:49:17 +00001312
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001313 for (el = machines; el; el = el->next) {
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001314 MachineClass *mc = el->data;
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001315
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001316 if (!strcmp(mc->name, name) || !g_strcmp0(mc->alias, name)) {
1317 return mc;
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001318 }
bellardcc1daa42005-06-05 14:49:17 +00001319 }
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001320
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001321 return NULL;
bellardcc1daa42005-06-05 14:49:17 +00001322}
1323
Wei Yangc516cd12019-04-05 14:41:19 +08001324static MachineClass *find_default_machine(GSList *machines)
Anthony Liguori0c257432009-05-21 20:41:01 -05001325{
Wei Yangc516cd12019-04-05 14:41:19 +08001326 GSList *el;
Anthony Liguori0c257432009-05-21 20:41:01 -05001327
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001328 for (el = machines; el; el = el->next) {
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001329 MachineClass *mc = el->data;
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001330
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001331 if (mc->is_default) {
1332 return mc;
Anthony Liguori0c257432009-05-21 20:41:01 -05001333 }
1334 }
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02001335
Markus Armbrusterf2c93022019-04-05 14:41:20 +08001336 return NULL;
Anthony Liguori0c257432009-05-21 20:41:01 -05001337}
1338
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001339static int machine_help_func(QemuOpts *opts, MachineState *machine)
1340{
1341 ObjectProperty *prop;
Daniel P. Berrange7746abd2015-12-09 12:34:02 +00001342 ObjectPropertyIterator iter;
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001343
1344 if (!qemu_opt_has_help_opt(opts)) {
1345 return 0;
1346 }
1347
Daniel P. Berrange7746abd2015-12-09 12:34:02 +00001348 object_property_iter_init(&iter, OBJECT(machine));
1349 while ((prop = object_property_iter_next(&iter))) {
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001350 if (!prop->set) {
1351 continue;
1352 }
1353
Markus Armbruster26eaf2c2019-04-17 21:06:35 +02001354 printf("%s.%s=%s", MACHINE_GET_CLASS(machine)->name,
1355 prop->name, prop->type);
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001356 if (prop->description) {
Markus Armbruster26eaf2c2019-04-17 21:06:35 +02001357 printf(" (%s)\n", prop->description);
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001358 } else {
Markus Armbruster26eaf2c2019-04-17 21:06:35 +02001359 printf("\n");
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00001360 }
1361 }
1362
1363 return 1;
1364}
1365
Markus Armbruster2f780b62019-08-12 07:23:58 +02001366struct VMChangeStateEntry {
bellard0bd48852005-11-11 00:00:47 +00001367 VMChangeStateHandler *cb;
1368 void *opaque;
Markus Armbruster2f780b62019-08-12 07:23:58 +02001369 QTAILQ_ENTRY(VMChangeStateEntry) entries;
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01001370 int priority;
bellard0bd48852005-11-11 00:00:47 +00001371};
1372
Markus Armbruster2f780b62019-08-12 07:23:58 +02001373static QTAILQ_HEAD(, VMChangeStateEntry) vm_change_state_head;
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01001374
1375/**
1376 * qemu_add_vm_change_state_handler_prio:
1377 * @cb: the callback to invoke
1378 * @opaque: user data passed to the callback
1379 * @priority: low priorities execute first when the vm runs and the reverse is
1380 * true when the vm stops
1381 *
1382 * Register a callback function that is invoked when the vm starts or stops
1383 * running.
1384 *
1385 * Returns: an entry to be freed using qemu_del_vm_change_state_handler()
1386 */
1387VMChangeStateEntry *qemu_add_vm_change_state_handler_prio(
1388 VMChangeStateHandler *cb, void *opaque, int priority)
1389{
1390 VMChangeStateEntry *e;
1391 VMChangeStateEntry *other;
1392
1393 e = g_malloc0(sizeof(*e));
1394 e->cb = cb;
1395 e->opaque = opaque;
1396 e->priority = priority;
1397
1398 /* Keep list sorted in ascending priority order */
1399 QTAILQ_FOREACH(other, &vm_change_state_head, entries) {
1400 if (priority < other->priority) {
1401 QTAILQ_INSERT_BEFORE(other, e, entries);
1402 return e;
1403 }
1404 }
1405
1406 QTAILQ_INSERT_TAIL(&vm_change_state_head, e, entries);
1407 return e;
1408}
bellard0bd48852005-11-11 00:00:47 +00001409
1410VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1411 void *opaque)
1412{
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01001413 return qemu_add_vm_change_state_handler_prio(cb, opaque, 0);
bellard0bd48852005-11-11 00:00:47 +00001414}
1415
1416void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1417{
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01001418 QTAILQ_REMOVE(&vm_change_state_head, e, entries);
1419 g_free(e);
bellard0bd48852005-11-11 00:00:47 +00001420}
1421
Luiz Capitulino1dfb4dd2011-07-29 14:26:33 -03001422void vm_state_notify(int running, RunState state)
bellard0bd48852005-11-11 00:00:47 +00001423{
Paolo Bonzini9b10ac82014-09-09 14:12:26 +02001424 VMChangeStateEntry *e, *next;
bellard0bd48852005-11-11 00:00:47 +00001425
Vladimir Sementsov-Ogievskiyff12e3a2019-01-24 15:51:54 +03001426 trace_vm_state_notify(running, state, RunState_str(state));
Stefan Hajnoczi94b0b5f2010-11-16 12:20:25 +00001427
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01001428 if (running) {
1429 QTAILQ_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1430 e->cb(e->opaque, running, state);
1431 }
1432 } else {
1433 QTAILQ_FOREACH_REVERSE_SAFE(e, &vm_change_state_head, entries, next) {
1434 e->cb(e->opaque, running, state);
1435 }
bellard0bd48852005-11-11 00:00:47 +00001436 }
1437}
1438
Eric Blakeaedbe192017-05-15 16:41:11 -05001439static ShutdownCause reset_requested;
1440static ShutdownCause shutdown_requested;
1441static int shutdown_signal;
Gleb Natapovf64622c2011-03-15 13:56:04 +02001442static pid_t shutdown_pid;
bellard34751872005-07-02 14:31:34 +00001443static int powerdown_requested;
Jan Kiszka8cf71712011-02-07 12:19:16 +01001444static int debug_requested;
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001445static int suspend_requested;
Igor Mammedov047f7032018-05-11 19:24:43 +02001446static bool preconfig_exit_requested = true;
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001447static WakeupReason wakeup_reason;
Igor Mammedova9552c82012-09-05 23:06:21 +02001448static NotifierList powerdown_notifiers =
1449 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001450static NotifierList suspend_notifiers =
1451 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1452static NotifierList wakeup_notifiers =
1453 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
Yuval Shaia2dadd752018-12-21 16:40:33 +02001454static NotifierList shutdown_notifiers =
1455 NOTIFIER_LIST_INITIALIZER(shutdown_notifiers);
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001456static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bellardbb0c6722004-06-20 12:37:32 +00001457
Eric Blakeaedbe192017-05-15 16:41:11 -05001458ShutdownCause qemu_shutdown_requested_get(void)
Anthony PERARD1291eb32010-07-22 15:52:48 +01001459{
1460 return shutdown_requested;
1461}
1462
Eric Blakeaedbe192017-05-15 16:41:11 -05001463ShutdownCause qemu_reset_requested_get(void)
Anthony PERARD1291eb32010-07-22 15:52:48 +01001464{
1465 return reset_requested;
1466}
1467
Blue Swirl4fdcac02012-10-28 11:04:47 +00001468static int qemu_shutdown_requested(void)
aurel32cf7a2fe2008-03-18 06:53:05 +00001469{
Eric Blakeaedbe192017-05-15 16:41:11 -05001470 return atomic_xchg(&shutdown_requested, SHUTDOWN_CAUSE_NONE);
aurel32cf7a2fe2008-03-18 06:53:05 +00001471}
1472
Blue Swirl4fdcac02012-10-28 11:04:47 +00001473static void qemu_kill_report(void)
Gleb Natapovf64622c2011-03-15 13:56:04 +02001474{
Eric Blake7af88272017-05-15 16:41:10 -05001475 if (!qtest_driver() && shutdown_signal) {
Peter Maydellf1d3fb02011-03-30 22:03:38 +01001476 if (shutdown_pid == 0) {
1477 /* This happens for eg ^C at the terminal, so it's worth
1478 * avoiding printing an odd message in that case.
1479 */
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02001480 error_report("terminating on signal %d", shutdown_signal);
Peter Maydellf1d3fb02011-03-30 22:03:38 +01001481 } else {
Michal Privoznikfbe7e332016-09-27 17:24:57 +02001482 char *shutdown_cmd = qemu_get_pid_name(shutdown_pid);
1483
1484 error_report("terminating on signal %d from pid " FMT_pid " (%s)",
1485 shutdown_signal, shutdown_pid,
1486 shutdown_cmd ? shutdown_cmd : "<unknown process>");
1487 g_free(shutdown_cmd);
Peter Maydellf1d3fb02011-03-30 22:03:38 +01001488 }
Eric Blake7af88272017-05-15 16:41:10 -05001489 shutdown_signal = 0;
Gleb Natapovf64622c2011-03-15 13:56:04 +02001490 }
1491}
1492
Eric Blakeaedbe192017-05-15 16:41:11 -05001493static ShutdownCause qemu_reset_requested(void)
aurel32cf7a2fe2008-03-18 06:53:05 +00001494{
Eric Blakeaedbe192017-05-15 16:41:11 -05001495 ShutdownCause r = reset_requested;
1496
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03001497 if (r && replay_checkpoint(CHECKPOINT_RESET_REQUESTED)) {
Eric Blakeaedbe192017-05-15 16:41:11 -05001498 reset_requested = SHUTDOWN_CAUSE_NONE;
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03001499 return r;
1500 }
Eric Blakeaedbe192017-05-15 16:41:11 -05001501 return SHUTDOWN_CAUSE_NONE;
aurel32cf7a2fe2008-03-18 06:53:05 +00001502}
1503
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001504static int qemu_suspend_requested(void)
1505{
1506 int r = suspend_requested;
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03001507 if (r && replay_checkpoint(CHECKPOINT_SUSPEND_REQUESTED)) {
1508 suspend_requested = 0;
1509 return r;
1510 }
1511 return false;
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001512}
1513
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001514static WakeupReason qemu_wakeup_requested(void)
Luiz Capitulino14058192012-08-08 17:29:17 -03001515{
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001516 return wakeup_reason;
Luiz Capitulino14058192012-08-08 17:29:17 -03001517}
1518
Blue Swirl4fdcac02012-10-28 11:04:47 +00001519static int qemu_powerdown_requested(void)
aurel32cf7a2fe2008-03-18 06:53:05 +00001520{
1521 int r = powerdown_requested;
1522 powerdown_requested = 0;
1523 return r;
1524}
1525
aliguorie5689022009-04-24 18:03:54 +00001526static int qemu_debug_requested(void)
1527{
1528 int r = debug_requested;
1529 debug_requested = 0;
1530 return r;
1531}
1532
Igor Mammedov047f7032018-05-11 19:24:43 +02001533void qemu_exit_preconfig_request(void)
1534{
1535 preconfig_exit_requested = true;
1536}
1537
Eric Blakeaedbe192017-05-15 16:41:11 -05001538/*
1539 * Reset the VM. Issue an event unless @reason is SHUTDOWN_CAUSE_NONE.
1540 */
1541void qemu_system_reset(ShutdownCause reason)
David Gibsonbe522022012-08-07 16:41:51 +10001542{
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02001543 MachineClass *mc;
1544
1545 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1546
David Gibsonefdaf792016-04-04 18:42:36 +10001547 cpu_synchronize_all_states();
1548
Marcel Apfelbaum958db902014-04-09 20:34:53 +03001549 if (mc && mc->reset) {
Like Xua0628592019-05-19 04:54:20 +08001550 mc->reset(current_machine);
David Gibsonbe522022012-08-07 16:41:51 +10001551 } else {
1552 qemu_devices_reset();
1553 }
Nicholas Piggin3bf5de52019-07-18 20:39:49 +10001554 if (reason && reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
Dominik Csapakecd7a0d2018-12-05 12:01:30 +01001555 qapi_event_send_reset(shutdown_caused_by_guest(reason), reason);
Jan Kiszkae063eb12011-06-14 18:29:43 +02001556 }
Jan Kiszkaea375f92010-03-01 19:10:30 +01001557 cpu_synchronize_all_post_reset();
bellardbb0c6722004-06-20 12:37:32 +00001558}
1559
Nicholas Piggin4b5e06c2019-07-22 15:32:13 +10001560/*
1561 * Wake the VM after suspend.
1562 */
1563static void qemu_system_wakeup(void)
1564{
1565 MachineClass *mc;
1566
1567 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1568
1569 if (mc && mc->wakeup) {
1570 mc->wakeup(current_machine);
Nicholas Piggin4b5e06c2019-07-22 15:32:13 +10001571 }
1572}
1573
Anton Nefedovc86f1062017-02-14 09:25:23 +03001574void qemu_system_guest_panicked(GuestPanicInformation *info)
Andrey Smetanin5f5b5942015-07-03 15:01:42 +03001575{
Christian Borntraeger4ada99a2018-02-09 12:25:43 +00001576 qemu_log_mask(LOG_GUEST_ERROR, "Guest crashed");
Anton Nefedovf47291b2017-02-14 09:25:24 +03001577
Andrey Smetaninbac05aa2015-07-03 15:01:44 +03001578 if (current_cpu) {
1579 current_cpu->crash_occurred = true;
1580 }
Anton Nefedovc86f1062017-02-14 09:25:23 +03001581 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_PAUSE,
Peter Xu3ab72382018-08-15 21:37:37 +08001582 !!info, info);
Andrey Smetanin5f5b5942015-07-03 15:01:42 +03001583 vm_stop(RUN_STATE_GUEST_PANICKED);
Christian Borntraeger864111f2016-10-18 09:29:54 +02001584 if (!no_shutdown) {
1585 qapi_event_send_guest_panicked(GUEST_PANIC_ACTION_POWEROFF,
Peter Xu3ab72382018-08-15 21:37:37 +08001586 !!info, info);
Eric Blakecf83f142017-05-15 16:41:13 -05001587 qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_PANIC);
Christian Borntraeger864111f2016-10-18 09:29:54 +02001588 }
Anton Nefedovc86f1062017-02-14 09:25:23 +03001589
1590 if (info) {
Anton Nefedove8ed97a2017-02-20 21:21:54 +03001591 if (info->type == GUEST_PANIC_INFORMATION_TYPE_HYPER_V) {
Christian Borntraeger4ada99a2018-02-09 12:25:43 +00001592 qemu_log_mask(LOG_GUEST_ERROR, "\nHV crash parameters: (%#"PRIx64
Anton Nefedovf47291b2017-02-14 09:25:24 +03001593 " %#"PRIx64" %#"PRIx64" %#"PRIx64" %#"PRIx64")\n",
Anton Nefedove8ed97a2017-02-20 21:21:54 +03001594 info->u.hyper_v.arg1,
1595 info->u.hyper_v.arg2,
1596 info->u.hyper_v.arg3,
1597 info->u.hyper_v.arg4,
1598 info->u.hyper_v.arg5);
Christian Borntraeger4ada99a2018-02-09 12:25:43 +00001599 } else if (info->type == GUEST_PANIC_INFORMATION_TYPE_S390) {
1600 qemu_log_mask(LOG_GUEST_ERROR, " on cpu %d: %s\n"
1601 "PSW: 0x%016" PRIx64 " 0x%016" PRIx64"\n",
1602 info->u.s390.core,
1603 S390CrashReason_str(info->u.s390.reason),
1604 info->u.s390.psw_mask,
1605 info->u.s390.psw_addr);
Anton Nefedovf47291b2017-02-14 09:25:24 +03001606 }
Anton Nefedovc86f1062017-02-14 09:25:23 +03001607 qapi_free_GuestPanicInformation(info);
1608 }
Andrey Smetanin5f5b5942015-07-03 15:01:42 +03001609}
1610
Eric Blakecf83f142017-05-15 16:41:13 -05001611void qemu_system_reset_request(ShutdownCause reason)
bellardbb0c6722004-06-20 12:37:32 +00001612{
Christian Borntraeger76ed4b12018-06-22 12:29:28 +02001613 if (no_reboot && reason != SHUTDOWN_CAUSE_SUBSYSTEM_RESET) {
Eric Blakecf83f142017-05-15 16:41:13 -05001614 shutdown_requested = reason;
bellardd1beab82006-10-02 19:44:22 +00001615 } else {
Eric Blakecf83f142017-05-15 16:41:13 -05001616 reset_requested = reason;
bellardd1beab82006-10-02 19:44:22 +00001617 }
Jan Kiszkab4a3d962011-02-01 22:15:43 +01001618 cpu_stop_current();
aliguorid9f75a42009-04-24 18:03:11 +00001619 qemu_notify_event();
bellardbb0c6722004-06-20 12:37:32 +00001620}
1621
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001622static void qemu_system_suspend(void)
1623{
1624 pause_all_vcpus();
1625 notifier_list_notify(&suspend_notifiers, NULL);
Luiz Capitulinoad02b962012-04-27 13:33:36 -03001626 runstate_set(RUN_STATE_SUSPENDED);
Peter Xu3ab72382018-08-15 21:37:37 +08001627 qapi_event_send_suspend();
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001628}
1629
1630void qemu_system_suspend_request(void)
1631{
Luiz Capitulino9abc62f2012-04-27 14:31:12 -03001632 if (runstate_check(RUN_STATE_SUSPENDED)) {
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001633 return;
1634 }
1635 suspend_requested = 1;
1636 cpu_stop_current();
1637 qemu_notify_event();
1638}
1639
1640void qemu_register_suspend_notifier(Notifier *notifier)
1641{
1642 notifier_list_add(&suspend_notifiers, notifier);
1643}
1644
Daniel Henrique Barbozafb064112018-12-05 17:47:01 -02001645void qemu_system_wakeup_request(WakeupReason reason, Error **errp)
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001646{
Alexey Kardashevskiy4fed9422014-03-07 01:33:36 +05301647 trace_system_wakeup_request(reason);
1648
Luiz Capitulino9abc62f2012-04-27 14:31:12 -03001649 if (!runstate_check(RUN_STATE_SUSPENDED)) {
Daniel Henrique Barbozafb064112018-12-05 17:47:01 -02001650 error_setg(errp,
1651 "Unable to wake up: guest is not in suspended state");
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001652 return;
1653 }
1654 if (!(wakeup_reason_mask & (1 << reason))) {
1655 return;
1656 }
Luiz Capitulinoad02b962012-04-27 13:33:36 -03001657 runstate_set(RUN_STATE_RUNNING);
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001658 wakeup_reason = reason;
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001659 qemu_notify_event();
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001660}
1661
1662void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1663{
1664 if (enabled) {
1665 wakeup_reason_mask |= (1 << reason);
1666 } else {
1667 wakeup_reason_mask &= ~(1 << reason);
1668 }
1669}
1670
1671void qemu_register_wakeup_notifier(Notifier *notifier)
1672{
1673 notifier_list_add(&wakeup_notifiers, notifier);
1674}
1675
Daniel Henrique Barboza46ea94c2018-12-05 17:46:59 -02001676void qemu_register_wakeup_support(void)
1677{
1678 wakeup_suspend_enabled = true;
1679}
1680
Daniel Henrique Barbozafb064112018-12-05 17:47:01 -02001681bool qemu_wakeup_suspend_enabled(void)
Daniel Henrique Barboza46ea94c2018-12-05 17:46:59 -02001682{
1683 return wakeup_suspend_enabled;
1684}
1685
Gleb Natapovf64622c2011-03-15 13:56:04 +02001686void qemu_system_killed(int signal, pid_t pid)
1687{
1688 shutdown_signal = signal;
1689 shutdown_pid = pid;
Kevin Wolfd9389b92011-09-14 15:38:40 +02001690 no_shutdown = 0;
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03001691
1692 /* Cannot call qemu_system_shutdown_request directly because
1693 * we are in a signal handler.
1694 */
Eric Blakeaedbe192017-05-15 16:41:11 -05001695 shutdown_requested = SHUTDOWN_CAUSE_HOST_SIGNAL;
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03001696 qemu_notify_event();
Gleb Natapovf64622c2011-03-15 13:56:04 +02001697}
1698
Eric Blakecf83f142017-05-15 16:41:13 -05001699void qemu_system_shutdown_request(ShutdownCause reason)
bellardbb0c6722004-06-20 12:37:32 +00001700{
Eric Blakecf83f142017-05-15 16:41:13 -05001701 trace_qemu_system_shutdown_request(reason);
1702 replay_shutdown_request(reason);
1703 shutdown_requested = reason;
aliguorid9f75a42009-04-24 18:03:11 +00001704 qemu_notify_event();
bellardbb0c6722004-06-20 12:37:32 +00001705}
1706
Igor Mammedov013c2f12012-09-05 23:06:25 +02001707static void qemu_system_powerdown(void)
1708{
Peter Xu3ab72382018-08-15 21:37:37 +08001709 qapi_event_send_powerdown();
Igor Mammedov013c2f12012-09-05 23:06:25 +02001710 notifier_list_notify(&powerdown_notifiers, NULL);
1711}
1712
Yuval Shaia2dadd752018-12-21 16:40:33 +02001713static void qemu_system_shutdown(ShutdownCause cause)
1714{
1715 qapi_event_send_shutdown(shutdown_caused_by_guest(cause), cause);
1716 notifier_list_notify(&shutdown_notifiers, &cause);
1717}
1718
bellard34751872005-07-02 14:31:34 +00001719void qemu_system_powerdown_request(void)
1720{
Yang Zhiyongbc78cff2014-06-22 02:43:03 +08001721 trace_qemu_system_powerdown_request();
bellard34751872005-07-02 14:31:34 +00001722 powerdown_requested = 1;
aliguorid9f75a42009-04-24 18:03:11 +00001723 qemu_notify_event();
1724}
1725
Igor Mammedova9552c82012-09-05 23:06:21 +02001726void qemu_register_powerdown_notifier(Notifier *notifier)
1727{
1728 notifier_list_add(&powerdown_notifiers, notifier);
1729}
1730
Yuval Shaia2dadd752018-12-21 16:40:33 +02001731void qemu_register_shutdown_notifier(Notifier *notifier)
1732{
1733 notifier_list_add(&shutdown_notifiers, notifier);
1734}
1735
Jan Kiszka8cf71712011-02-07 12:19:16 +01001736void qemu_system_debug_request(void)
1737{
1738 debug_requested = 1;
Jan Kiszka83f338f2011-02-07 12:19:17 +01001739 qemu_notify_event();
Jan Kiszka8cf71712011-02-07 12:19:16 +01001740}
1741
Paolo Bonzini99435902011-09-12 14:03:13 +02001742static bool main_loop_should_exit(void)
1743{
1744 RunState r;
Eric Blakeaedbe192017-05-15 16:41:11 -05001745 ShutdownCause request;
1746
Igor Mammedov047f7032018-05-11 19:24:43 +02001747 if (preconfig_exit_requested) {
1748 if (runstate_check(RUN_STATE_PRECONFIG)) {
1749 runstate_set(RUN_STATE_PRELAUNCH);
1750 }
1751 preconfig_exit_requested = false;
1752 return true;
1753 }
Paolo Bonzini99435902011-09-12 14:03:13 +02001754 if (qemu_debug_requested()) {
1755 vm_stop(RUN_STATE_DEBUG);
1756 }
Gerd Hoffmann95b363b2012-02-23 13:45:19 +01001757 if (qemu_suspend_requested()) {
1758 qemu_system_suspend();
1759 }
Eric Blakeaedbe192017-05-15 16:41:11 -05001760 request = qemu_shutdown_requested();
1761 if (request) {
Paolo Bonzini99435902011-09-12 14:03:13 +02001762 qemu_kill_report();
Yuval Shaia2dadd752018-12-21 16:40:33 +02001763 qemu_system_shutdown(request);
Paolo Bonzini99435902011-09-12 14:03:13 +02001764 if (no_shutdown) {
1765 vm_stop(RUN_STATE_SHUTDOWN);
1766 } else {
1767 return true;
1768 }
1769 }
Eric Blakeaedbe192017-05-15 16:41:11 -05001770 request = qemu_reset_requested();
1771 if (request) {
Paolo Bonzini99435902011-09-12 14:03:13 +02001772 pause_all_vcpus();
Eric Blakeaedbe192017-05-15 16:41:11 -05001773 qemu_system_reset(request);
Paolo Bonzini99435902011-09-12 14:03:13 +02001774 resume_all_vcpus();
Denis V. Lunev7ec13c72016-02-13 16:26:26 +03001775 if (!runstate_check(RUN_STATE_RUNNING) &&
1776 !runstate_check(RUN_STATE_INMIGRATE)) {
1777 runstate_set(RUN_STATE_PRELAUNCH);
Paolo Bonzini99435902011-09-12 14:03:13 +02001778 }
1779 }
Luiz Capitulino14058192012-08-08 17:29:17 -03001780 if (qemu_wakeup_requested()) {
1781 pause_all_vcpus();
Nicholas Piggin4b5e06c2019-07-22 15:32:13 +10001782 qemu_system_wakeup();
Liu, Jinsong4bc78a82013-09-25 16:38:29 +00001783 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1784 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
Luiz Capitulino14058192012-08-08 17:29:17 -03001785 resume_all_vcpus();
Peter Xu3ab72382018-08-15 21:37:37 +08001786 qapi_event_send_wakeup();
Luiz Capitulino14058192012-08-08 17:29:17 -03001787 }
Paolo Bonzini99435902011-09-12 14:03:13 +02001788 if (qemu_powerdown_requested()) {
Igor Mammedov013c2f12012-09-05 23:06:25 +02001789 qemu_system_powerdown();
Paolo Bonzini99435902011-09-12 14:03:13 +02001790 }
1791 if (qemu_vmstop_requested(&r)) {
1792 vm_stop(r);
1793 }
1794 return false;
1795}
1796
aliguori43b96852009-04-24 18:03:33 +00001797static void main_loop(void)
1798{
Jan Kiszka8e1b90e2011-02-01 22:15:46 +01001799#ifdef CONFIG_PROFILER
1800 int64_t ti;
1801#endif
Igor Mammedov0f5319e2018-06-05 16:00:42 +02001802 while (!main_loop_should_exit()) {
aliguori43b96852009-04-24 18:03:33 +00001803#ifdef CONFIG_PROFILER
Jan Kiszka46481d32011-02-01 22:15:47 +01001804 ti = profile_getclock();
aliguori43b96852009-04-24 18:03:33 +00001805#endif
Paolo Bonzinie330c112017-03-03 11:51:07 +01001806 main_loop_wait(false);
aliguori43b96852009-04-24 18:03:33 +00001807#ifdef CONFIG_PROFILER
Jan Kiszka46481d32011-02-01 22:15:47 +01001808 dev_time += profile_getclock() - ti;
aliguori43b96852009-04-24 18:03:33 +00001809#endif
Igor Mammedov0f5319e2018-06-05 16:00:42 +02001810 }
bellardb4608c02003-06-27 17:34:32 +00001811}
1812
pbrook9bd7e6d2009-04-07 22:58:45 +00001813static void version(void)
1814{
Thomas Huth7e563bf2018-02-15 12:06:47 +01001815 printf("QEMU emulator version " QEMU_FULL_VERSION "\n"
Peter Maydelld915b7b2016-08-04 12:14:36 +01001816 QEMU_COPYRIGHT "\n");
pbrook9bd7e6d2009-04-07 22:58:45 +00001817}
1818
ths15f82202007-06-29 23:26:08 +00001819static void help(int exitcode)
bellard0824d6f2003-06-24 13:42:40 +00001820{
Michael Ellermana3adb7a2011-12-19 17:19:31 +11001821 version();
1822 printf("usage: %s [options] [disk_image]\n\n"
1823 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1824 error_get_progname());
1825
Michael Ellerman77bd1112011-12-19 17:19:30 +11001826#define QEMU_OPTIONS_GENERATE_HELP
1827#include "qemu-options-wrapper.h"
Michael Ellermana3adb7a2011-12-19 17:19:31 +11001828
1829 printf("\nDuring emulation, the following keys are useful:\n"
malc3f020d72010-02-08 12:04:56 +03001830 "ctrl-alt-f toggle full screen\n"
1831 "ctrl-alt-n switch to virtual console 'n'\n"
1832 "ctrl-alt toggle mouse and keyboard grab\n"
1833 "\n"
Eric Blakef5048cb2017-08-03 11:33:53 -05001834 "When using -nographic, press 'ctrl-a h' to get some help.\n"
1835 "\n"
1836 QEMU_HELP_BOTTOM "\n");
Michael Ellermana3adb7a2011-12-19 17:19:31 +11001837
ths15f82202007-06-29 23:26:08 +00001838 exit(exitcode);
bellard0824d6f2003-06-24 13:42:40 +00001839}
1840
bellardcd6f1162004-05-13 22:02:20 +00001841#define HAS_ARG 0x0001
1842
bellardcd6f1162004-05-13 22:02:20 +00001843typedef struct QEMUOption {
1844 const char *name;
1845 int flags;
1846 int index;
Blue Swirlad960902010-03-29 19:23:52 +00001847 uint32_t arch_mask;
bellardcd6f1162004-05-13 22:02:20 +00001848} QEMUOption;
1849
blueswir1dbed7e42008-10-01 19:38:09 +00001850static const QEMUOption qemu_options[] = {
Blue Swirlad960902010-03-29 19:23:52 +00001851 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
Michael Ellerman77bd1112011-12-19 17:19:30 +11001852#define QEMU_OPTIONS_GENERATE_OPTIONS
1853#include "qemu-options-wrapper.h"
bellardcd6f1162004-05-13 22:02:20 +00001854 { NULL },
bellardfc01f7e2003-06-30 10:03:06 +00001855};
Blue Swirla369da52011-09-27 19:15:42 +00001856
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001857typedef struct VGAInterfaceInfo {
1858 const char *opt_name; /* option name */
1859 const char *name; /* human-readable name */
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001860 /* Class names indicating that support is available.
1861 * If no class is specified, the interface is always available */
1862 const char *class_names[2];
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001863} VGAInterfaceInfo;
1864
Marc-André Lureau53b93512019-04-12 17:27:12 +02001865static const VGAInterfaceInfo vga_interfaces[VGA_TYPE_MAX] = {
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001866 [VGA_NONE] = {
1867 .opt_name = "none",
Philippe Mathieu-Daudéd2fa65c2019-04-12 18:37:06 +02001868 .name = "no graphic card",
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001869 },
1870 [VGA_STD] = {
1871 .opt_name = "std",
1872 .name = "standard VGA",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001873 .class_names = { "VGA", "isa-vga" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001874 },
1875 [VGA_CIRRUS] = {
1876 .opt_name = "cirrus",
1877 .name = "Cirrus VGA",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001878 .class_names = { "cirrus-vga", "isa-cirrus-vga" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001879 },
1880 [VGA_VMWARE] = {
1881 .opt_name = "vmware",
1882 .name = "VMWare SVGA",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001883 .class_names = { "vmware-svga" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001884 },
1885 [VGA_VIRTIO] = {
1886 .opt_name = "virtio",
1887 .name = "Virtio VGA",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001888 .class_names = { "virtio-vga" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001889 },
1890 [VGA_QXL] = {
1891 .opt_name = "qxl",
1892 .name = "QXL VGA",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001893 .class_names = { "qxl-vga" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001894 },
1895 [VGA_TCX] = {
1896 .opt_name = "tcx",
1897 .name = "TCX framebuffer",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001898 .class_names = { "SUNW,tcx" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001899 },
1900 [VGA_CG3] = {
1901 .opt_name = "cg3",
1902 .name = "CG3 framebuffer",
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001903 .class_names = { "cgthree" },
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001904 },
1905 [VGA_XENFB] = {
1906 .opt_name = "xenfb",
Philippe Mathieu-Daudéd2fa65c2019-04-12 18:37:06 +02001907 .name = "Xen paravirtualized framebuffer",
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001908 },
1909};
1910
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001911static bool vga_interface_available(VGAInterfaceType t)
1912{
Marc-André Lureau53b93512019-04-12 17:27:12 +02001913 const VGAInterfaceInfo *ti = &vga_interfaces[t];
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001914
1915 assert(t < VGA_TYPE_MAX);
1916 return !ti->class_names[0] ||
1917 object_class_by_name(ti->class_names[0]) ||
1918 object_class_by_name(ti->class_names[1]);
1919}
1920
Marc-André Lureaudceb8852019-04-12 17:27:13 +02001921static const char *
1922get_default_vga_model(const MachineClass *machine_class)
1923{
1924 if (machine_class->default_display) {
1925 return machine_class->default_display;
1926 } else if (vga_interface_available(VGA_CIRRUS)) {
1927 return "cirrus";
1928 } else if (vga_interface_available(VGA_STD)) {
1929 return "std";
1930 }
1931
1932 return NULL;
1933}
1934
1935static void select_vgahw(const MachineClass *machine_class, const char *p)
malc3893c122008-09-28 00:42:05 +00001936{
1937 const char *opts;
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001938 int t;
malc3893c122008-09-28 00:42:05 +00001939
Marc-André Lureaudceb8852019-04-12 17:27:13 +02001940 if (g_str_equal(p, "help")) {
1941 const char *def = get_default_vga_model(machine_class);
1942
1943 for (t = 0; t < VGA_TYPE_MAX; t++) {
1944 const VGAInterfaceInfo *ti = &vga_interfaces[t];
1945
1946 if (vga_interface_available(t) && ti->opt_name) {
1947 printf("%-20s %s%s\n", ti->opt_name, ti->name ?: "",
1948 g_str_equal(ti->opt_name, def) ? " (default)" : "");
1949 }
1950 }
1951 exit(0);
1952 }
1953
Mark Wud44229c2014-03-10 22:37:40 +08001954 assert(vga_interface_type == VGA_NONE);
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001955 for (t = 0; t < VGA_TYPE_MAX; t++) {
Marc-André Lureau53b93512019-04-12 17:27:12 +02001956 const VGAInterfaceInfo *ti = &vga_interfaces[t];
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001957 if (ti->opt_name && strstart(p, ti->opt_name, &opts)) {
Eduardo Habkostc2c7b222015-11-11 18:55:56 -02001958 if (!vga_interface_available(t)) {
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001959 error_report("%s not available", ti->name);
1960 exit(1);
1961 }
1962 vga_interface_type = t;
1963 break;
Blue Swirla369da52011-09-27 19:15:42 +00001964 }
Eduardo Habkost8c9a2b72015-10-28 19:19:58 -02001965 }
1966 if (t == VGA_TYPE_MAX) {
malc3893c122008-09-28 00:42:05 +00001967 invalid_vga:
Eduardo Habkost3e515372015-10-30 13:07:58 -02001968 error_report("unknown vga type: %s", p);
malc3893c122008-09-28 00:42:05 +00001969 exit(1);
1970 }
malccb5a7aa2008-09-28 00:42:12 +00001971 while (*opts) {
1972 const char *nextopt;
1973
1974 if (strstart(opts, ",retrace=", &nextopt)) {
1975 opts = nextopt;
1976 if (strstart(opts, "dumb", &nextopt))
1977 vga_retrace_method = VGA_RETRACE_DUMB;
1978 else if (strstart(opts, "precise", &nextopt))
1979 vga_retrace_method = VGA_RETRACE_PRECISE;
1980 else goto invalid_vga;
1981 } else goto invalid_vga;
1982 opts = nextopt;
1983 }
malc3893c122008-09-28 00:42:05 +00001984}
1985
Gerd Hoffmann776d1342018-05-07 11:55:36 +02001986static void parse_display_qapi(const char *optarg)
1987{
Gerd Hoffmann776d1342018-05-07 11:55:36 +02001988 DisplayOptions *opts;
1989 Visitor *v;
1990
Markus Armbruster50beeb62018-10-17 10:26:26 +02001991 v = qobject_input_visitor_new_str(optarg, "type", &error_fatal);
Gerd Hoffmann776d1342018-05-07 11:55:36 +02001992
1993 visit_type_DisplayOptions(v, NULL, &opts, &error_fatal);
1994 QAPI_CLONE_MEMBERS(DisplayOptions, &dpy, opts);
1995
1996 qapi_free_DisplayOptions(opts);
1997 visit_free(v);
1998}
1999
Gerd Hoffmanne1ca8f72018-11-22 08:16:13 +01002000DisplayOptions *qmp_query_display_options(Error **errp)
2001{
2002 return QAPI_CLONE(DisplayOptions, &dpy);
2003}
2004
Gerd Hoffmanne3af9f92018-02-02 12:10:22 +01002005static void parse_display(const char *p)
Jes Sorensen1472a952011-03-16 13:33:31 +01002006{
2007 const char *opts;
Jes Sorensen1472a952011-03-16 13:33:31 +01002008
2009 if (strstart(p, "sdl", &opts)) {
Gerd Hoffmann7a61f432018-05-07 11:55:39 +02002010 /*
2011 * sdl DisplayType needs hand-crafted parser instead of
2012 * parse_display_qapi() due to some options not in
2013 * DisplayOptions, specifically:
2014 * - frame
2015 * Already deprecated.
2016 * - ctrl_grab + alt_grab
2017 * Not clear yet what happens to them long-term. Should
2018 * replaced by something better or deprecated and dropped.
2019 */
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01002020 dpy.type = DISPLAY_TYPE_SDL;
Jes Sorensen1472a952011-03-16 13:33:31 +01002021 while (*opts) {
2022 const char *nextopt;
2023
Thomas Huth09bd7ba2019-02-05 08:29:29 +01002024 if (strstart(opts, ",alt_grab=", &nextopt)) {
Jes Sorensen1472a952011-03-16 13:33:31 +01002025 opts = nextopt;
2026 if (strstart(opts, "on", &nextopt)) {
2027 alt_grab = 1;
2028 } else if (strstart(opts, "off", &nextopt)) {
2029 alt_grab = 0;
2030 } else {
Peter Maydell05175532011-03-23 03:40:57 +00002031 goto invalid_sdl_args;
Jes Sorensen1472a952011-03-16 13:33:31 +01002032 }
2033 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2034 opts = nextopt;
2035 if (strstart(opts, "on", &nextopt)) {
2036 ctrl_grab = 1;
2037 } else if (strstart(opts, "off", &nextopt)) {
2038 ctrl_grab = 0;
2039 } else {
Peter Maydell05175532011-03-23 03:40:57 +00002040 goto invalid_sdl_args;
Jes Sorensen1472a952011-03-16 13:33:31 +01002041 }
2042 } else if (strstart(opts, ",window_close=", &nextopt)) {
2043 opts = nextopt;
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01002044 dpy.has_window_close = true;
Jes Sorensen1472a952011-03-16 13:33:31 +01002045 if (strstart(opts, "on", &nextopt)) {
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01002046 dpy.window_close = true;
Jes Sorensen1472a952011-03-16 13:33:31 +01002047 } else if (strstart(opts, "off", &nextopt)) {
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01002048 dpy.window_close = false;
Jes Sorensen1472a952011-03-16 13:33:31 +01002049 } else {
Peter Maydell05175532011-03-23 03:40:57 +00002050 goto invalid_sdl_args;
Jes Sorensen1472a952011-03-16 13:33:31 +01002051 }
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01002052 } else if (strstart(opts, ",gl=", &nextopt)) {
2053 opts = nextopt;
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01002054 dpy.has_gl = true;
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01002055 if (strstart(opts, "on", &nextopt)) {
Elie Tournier62f27922018-04-13 14:58:40 +01002056 dpy.gl = DISPLAYGL_MODE_ON;
Elie Tournier4867e472018-04-13 14:58:42 +01002057 } else if (strstart(opts, "core", &nextopt)) {
2058 dpy.gl = DISPLAYGL_MODE_CORE;
2059 } else if (strstart(opts, "es", &nextopt)) {
2060 dpy.gl = DISPLAYGL_MODE_ES;
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01002061 } else if (strstart(opts, "off", &nextopt)) {
Elie Tournier62f27922018-04-13 14:58:40 +01002062 dpy.gl = DISPLAYGL_MODE_OFF;
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01002063 } else {
2064 goto invalid_sdl_args;
2065 }
Jes Sorensen1472a952011-03-16 13:33:31 +01002066 } else {
Peter Maydell05175532011-03-23 03:40:57 +00002067 invalid_sdl_args:
Eduardo Habkost3e515372015-10-30 13:07:58 -02002068 error_report("invalid SDL option string");
Peter Maydell05175532011-03-23 03:40:57 +00002069 exit(1);
Jes Sorensen1472a952011-03-16 13:33:31 +01002070 }
2071 opts = nextopt;
2072 }
Jes Sorensen3264ff12011-03-16 13:33:33 +01002073 } else if (strstart(p, "vnc", &opts)) {
Gerd Hoffmann7a61f432018-05-07 11:55:39 +02002074 /*
2075 * vnc isn't a (local) DisplayType but a protocol for remote
2076 * display access.
2077 */
Gerd Hoffmann4db14622014-09-16 12:33:03 +02002078 if (*opts == '=') {
Eduardo Habkost7b1ee0f2016-05-12 11:09:59 -03002079 vnc_parse(opts + 1, &error_fatal);
Gerd Hoffmann4db14622014-09-16 12:33:03 +02002080 } else {
Markus Armbrusterc6bf0f72015-02-13 18:23:45 +01002081 error_report("VNC requires a display argument vnc=<display>");
Jes Sorensen3264ff12011-03-16 13:33:33 +01002082 exit(1);
2083 }
Jes Sorensen1472a952011-03-16 13:33:31 +01002084 } else {
Gerd Hoffmann776d1342018-05-07 11:55:36 +02002085 parse_display_qapi(p);
Jes Sorensen1472a952011-03-16 13:33:31 +01002086 }
Jes Sorensen1472a952011-03-16 13:33:31 +01002087}
2088
Paul Brook5cea8592009-05-30 00:52:44 +01002089char *qemu_find_file(int type, const char *name)
2090{
Gerd Hoffmann45240512013-03-08 11:42:24 +01002091 int i;
Paul Brook5cea8592009-05-30 00:52:44 +01002092 const char *subdir;
2093 char *buf;
2094
Peter Maydell31783202012-05-25 13:07:01 +01002095 /* Try the name as a straight path first */
2096 if (access(name, R_OK) == 0) {
Gerd Hoffmann45240512013-03-08 11:42:24 +01002097 trace_load_file(name, name);
Anthony Liguori7267c092011-08-20 22:09:37 -05002098 return g_strdup(name);
Paul Brook5cea8592009-05-30 00:52:44 +01002099 }
Gerd Hoffmann45240512013-03-08 11:42:24 +01002100
Paul Brook5cea8592009-05-30 00:52:44 +01002101 switch (type) {
2102 case QEMU_FILE_TYPE_BIOS:
2103 subdir = "";
2104 break;
2105 case QEMU_FILE_TYPE_KEYMAP:
2106 subdir = "keymaps/";
2107 break;
2108 default:
2109 abort();
2110 }
Gerd Hoffmann45240512013-03-08 11:42:24 +01002111
2112 for (i = 0; i < data_dir_idx; i++) {
2113 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2114 if (access(buf, R_OK) == 0) {
2115 trace_load_file(name, buf);
2116 return buf;
2117 }
Anthony Liguori7267c092011-08-20 22:09:37 -05002118 g_free(buf);
Paul Brook5cea8592009-05-30 00:52:44 +01002119 }
Gerd Hoffmann45240512013-03-08 11:42:24 +01002120 return NULL;
Paul Brook5cea8592009-05-30 00:52:44 +01002121}
2122
Gerd Hoffmann2a1cce92017-09-14 13:42:35 +02002123static void qemu_add_data_dir(const char *path)
2124{
2125 int i;
2126
2127 if (path == NULL) {
2128 return;
2129 }
2130 if (data_dir_idx == ARRAY_SIZE(data_dir)) {
2131 return;
2132 }
2133 for (i = 0; i < data_dir_idx; i++) {
2134 if (strcmp(data_dir[i], path) == 0) {
2135 return; /* duplicate */
2136 }
2137 }
Marc-André Lureau35471122018-01-04 17:05:14 +01002138 data_dir[data_dir_idx++] = g_strdup(path);
Gerd Hoffmann2a1cce92017-09-14 13:42:35 +02002139}
2140
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002141static inline bool nonempty_str(const char *str)
2142{
2143 return str && *str;
2144}
2145
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002146static int parse_fw_cfg(void *opaque, QemuOpts *opts, Error **errp)
2147{
2148 gchar *buf;
2149 size_t size;
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002150 const char *name, *file, *str;
Gerd Hoffmannbab47d92016-04-07 09:12:58 -05002151 FWCfgState *fw_cfg = (FWCfgState *) opaque;
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002152
Gerd Hoffmannbab47d92016-04-07 09:12:58 -05002153 if (fw_cfg == NULL) {
Markus Armbruster406b6362018-10-17 10:26:47 +02002154 error_setg(errp, "fw_cfg device not available");
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002155 return -1;
2156 }
2157 name = qemu_opt_get(opts, "name");
2158 file = qemu_opt_get(opts, "file");
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002159 str = qemu_opt_get(opts, "string");
2160
2161 /* we need name and either a file or the content string */
2162 if (!(nonempty_str(name) && (nonempty_str(file) || nonempty_str(str)))) {
Markus Armbruster406b6362018-10-17 10:26:47 +02002163 error_setg(errp, "invalid argument(s)");
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002164 return -1;
2165 }
2166 if (nonempty_str(file) && nonempty_str(str)) {
Markus Armbruster406b6362018-10-17 10:26:47 +02002167 error_setg(errp, "file and string are mutually exclusive");
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002168 return -1;
2169 }
2170 if (strlen(name) > FW_CFG_MAX_FILE_PATH - 1) {
Markus Armbruster406b6362018-10-17 10:26:47 +02002171 error_setg(errp, "name too long (max. %d char)",
2172 FW_CFG_MAX_FILE_PATH - 1);
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002173 return -1;
2174 }
2175 if (strncmp(name, "opt/", 4) != 0) {
Alistair Francis3dc6f862017-07-12 06:57:41 -07002176 warn_report("externally provided fw_cfg item names "
2177 "should be prefixed with \"opt/\"");
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002178 }
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002179 if (nonempty_str(str)) {
2180 size = strlen(str); /* NUL terminator NOT included in fw_cfg blob */
2181 buf = g_memdup(str, size);
2182 } else {
Li Qiang353c7d52018-10-31 22:59:31 -07002183 GError *err = NULL;
2184 if (!g_file_get_contents(file, &buf, &size, &err)) {
2185 error_setg(errp, "can't load %s: %s", file, err->message);
2186 g_error_free(err);
Gabriel L. Somlo6407d762015-09-29 12:29:01 -04002187 return -1;
2188 }
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002189 }
Gerd Hoffmannbab47d92016-04-07 09:12:58 -05002190 /* For legacy, keep user files in a specific global order. */
2191 fw_cfg_set_order_override(fw_cfg, FW_CFG_ORDER_OVERRIDE_USER);
2192 fw_cfg_add_file(fw_cfg, name, buf, size);
2193 fw_cfg_reset_order_override(fw_cfg);
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002194 return 0;
2195}
2196
Markus Armbruster28d0de72015-03-13 13:35:14 +01002197static int device_help_func(void *opaque, QemuOpts *opts, Error **errp)
Markus Armbrusterff952ba2010-01-29 19:48:57 +01002198{
2199 return qdev_device_help(opts);
2200}
2201
Markus Armbruster28d0de72015-03-13 13:35:14 +01002202static int device_init_func(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02002203{
2204 DeviceState *dev;
2205
Markus Armbrustercd65f342018-10-17 10:26:48 +02002206 dev = qdev_device_add(opts, errp);
Markus Armbrusterf006cf72015-03-12 14:00:41 +01002207 if (!dev) {
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02002208 return -1;
Markus Armbrusterf006cf72015-03-12 14:00:41 +01002209 }
Paolo Bonzinib09995a2013-01-25 14:12:37 +01002210 object_unref(OBJECT(dev));
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02002211 return 0;
2212}
2213
Markus Armbruster28d0de72015-03-13 13:35:14 +01002214static int chardev_init_func(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01002215{
Gerd Hoffmannbd2d80b2012-10-15 09:28:05 +02002216 Error *local_err = NULL;
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01002217
Paolo Bonzini4ad6f6c2019-02-13 14:18:13 +01002218 if (!qemu_chr_new_from_opts(opts, NULL, &local_err)) {
Anton Nefedov0ec846b2017-07-25 13:04:41 +03002219 if (local_err) {
Markus Armbrusterdd4af972018-10-17 10:26:44 +02002220 error_propagate(errp, local_err);
Anton Nefedov0ec846b2017-07-25 13:04:41 +03002221 return -1;
2222 }
2223 exit(0);
Gerd Hoffmannbd2d80b2012-10-15 09:28:05 +02002224 }
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01002225 return 0;
2226}
2227
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -07002228#ifdef CONFIG_VIRTFS
Markus Armbruster28d0de72015-03-13 13:35:14 +01002229static int fsdev_init_func(void *opaque, QemuOpts *opts, Error **errp)
Gautham R Shenoy74db9202010-04-29 17:44:43 +05302230{
Markus Armbrusterb8367232018-10-17 10:26:55 +02002231 return qemu_fsdev_add(opts, errp);
Gautham R Shenoy74db9202010-04-29 17:44:43 +05302232}
2233#endif
2234
Markus Armbruster28d0de72015-03-13 13:35:14 +01002235static int mon_init_func(void *opaque, QemuOpts *opts, Error **errp)
Gerd Hoffmann88589342009-12-08 13:11:50 +01002236{
Marc-André Lureau0ec7b3e2016-12-07 16:20:22 +03002237 Chardev *chr;
Kevin Wolffbfc29e2019-06-13 17:34:04 +02002238 bool qmp;
2239 bool pretty = false;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002240 const char *chardev;
2241 const char *mode;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002242
2243 mode = qemu_opt_get(opts, "mode");
2244 if (mode == NULL) {
2245 mode = "readline";
2246 }
2247 if (strcmp(mode, "readline") == 0) {
Kevin Wolffbfc29e2019-06-13 17:34:04 +02002248 qmp = false;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002249 } else if (strcmp(mode, "control") == 0) {
Kevin Wolffbfc29e2019-06-13 17:34:04 +02002250 qmp = true;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002251 } else {
Markus Armbruster2d5a3a82018-10-17 10:26:46 +02002252 error_setg(errp, "unknown monitor mode \"%s\"", mode);
2253 return -1;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002254 }
2255
Kevin Wolf3c45f622019-06-13 17:34:05 +02002256 if (!qmp && qemu_opt_get(opts, "pretty")) {
2257 warn_report("'pretty' is deprecated for HMP monitors, it has no effect "
2258 "and will be removed in future versions");
2259 }
Kevin Wolffbfc29e2019-06-13 17:34:04 +02002260 if (qemu_opt_get_bool(opts, "pretty", 0)) {
2261 pretty = true;
2262 }
Daniel P. Berrange39eaab92010-06-07 15:42:31 +01002263
Gerd Hoffmann88589342009-12-08 13:11:50 +01002264 chardev = qemu_opt_get(opts, "chardev");
Eric Blake0c578932018-10-23 22:35:59 +01002265 if (!chardev) {
2266 error_report("chardev is required");
2267 exit(1);
2268 }
Gerd Hoffmann88589342009-12-08 13:11:50 +01002269 chr = qemu_chr_find(chardev);
2270 if (chr == NULL) {
Markus Armbruster2d5a3a82018-10-17 10:26:46 +02002271 error_setg(errp, "chardev \"%s\" not found", chardev);
2272 return -1;
Gerd Hoffmann88589342009-12-08 13:11:50 +01002273 }
2274
Kevin Wolffbfc29e2019-06-13 17:34:04 +02002275 if (qmp) {
2276 monitor_init_qmp(chr, pretty);
2277 } else {
2278 monitor_init_hmp(chr, true);
2279 }
Gerd Hoffmann88589342009-12-08 13:11:50 +01002280 return 0;
2281}
2282
Max Reitz4821cd42014-11-17 13:31:04 +01002283static void monitor_parse(const char *optarg, const char *mode, bool pretty)
Gerd Hoffmann88589342009-12-08 13:11:50 +01002284{
2285 static int monitor_device_index = 0;
2286 QemuOpts *opts;
2287 const char *p;
2288 char label[32];
Gerd Hoffmann88589342009-12-08 13:11:50 +01002289
2290 if (strstart(optarg, "chardev:", &p)) {
2291 snprintf(label, sizeof(label), "%s", p);
2292 } else {
Jan Kiszka140e0652010-04-06 16:55:52 +02002293 snprintf(label, sizeof(label), "compat_monitor%d",
2294 monitor_device_index);
Marc-André Lureau95e30b22018-08-22 19:19:42 +02002295 opts = qemu_chr_parse_compat(label, optarg, true);
Gerd Hoffmann88589342009-12-08 13:11:50 +01002296 if (!opts) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02002297 error_report("parse error: %s", optarg);
Gerd Hoffmann88589342009-12-08 13:11:50 +01002298 exit(1);
2299 }
2300 }
2301
Eduardo Habkost822ac122016-05-12 11:10:00 -03002302 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, &error_fatal);
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01002303 qemu_opt_set(opts, "mode", mode, &error_abort);
2304 qemu_opt_set(opts, "chardev", label, &error_abort);
Kevin Wolf3c45f622019-06-13 17:34:05 +02002305 if (!strcmp(mode, "control")) {
2306 qemu_opt_set_bool(opts, "pretty", pretty, &error_abort);
2307 } else {
2308 assert(pretty == false);
2309 }
Gerd Hoffmann88589342009-12-08 13:11:50 +01002310 monitor_device_index++;
2311}
2312
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002313struct device_config {
2314 enum {
Gerd Hoffmannaee1b932009-12-08 13:11:53 +01002315 DEV_USB, /* -usbdevice */
2316 DEV_BT, /* -bt */
2317 DEV_SERIAL, /* -serial */
2318 DEV_PARALLEL, /* -parallel */
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002319 DEV_DEBUGCON, /* -debugcon */
Markus Armbrusteref0c4a02012-02-07 15:09:13 +01002320 DEV_GDB, /* -gdb, -s */
Alexander Graf3ef669e2013-01-24 12:18:52 +01002321 DEV_SCLP, /* s390 sclp */
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002322 } type;
2323 const char *cmdline;
Markus Armbrusterd9a59542012-02-07 15:09:12 +01002324 Location loc;
Blue Swirl72cf2d42009-09-12 07:36:22 +00002325 QTAILQ_ENTRY(device_config) next;
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002326};
Blue Swirl4fdcac02012-10-28 11:04:47 +00002327
2328static QTAILQ_HEAD(, device_config) device_configs =
2329 QTAILQ_HEAD_INITIALIZER(device_configs);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002330
2331static void add_device_config(int type, const char *cmdline)
2332{
2333 struct device_config *conf;
2334
Anthony Liguori7267c092011-08-20 22:09:37 -05002335 conf = g_malloc0(sizeof(*conf));
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002336 conf->type = type;
2337 conf->cmdline = cmdline;
Markus Armbrusterd9a59542012-02-07 15:09:12 +01002338 loc_save(&conf->loc);
Blue Swirl72cf2d42009-09-12 07:36:22 +00002339 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002340}
2341
2342static int foreach_device_config(int type, int (*func)(const char *cmdline))
2343{
2344 struct device_config *conf;
2345 int rc;
2346
Blue Swirl72cf2d42009-09-12 07:36:22 +00002347 QTAILQ_FOREACH(conf, &device_configs, next) {
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002348 if (conf->type != type)
2349 continue;
Markus Armbrusterd9a59542012-02-07 15:09:12 +01002350 loc_push_restore(&conf->loc);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002351 rc = func(conf->cmdline);
Markus Armbrusterd9a59542012-02-07 15:09:12 +01002352 loc_pop(&conf->loc);
Gonglei28de2f82014-08-11 21:00:57 +08002353 if (rc) {
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002354 return rc;
Gonglei28de2f82014-08-11 21:00:57 +08002355 }
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02002356 }
2357 return 0;
2358}
2359
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002360static int serial_parse(const char *devname)
2361{
Peter Maydell6af26922018-04-20 15:52:48 +01002362 int index = num_serial_hds;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002363 char label[32];
2364
2365 if (strcmp(devname, "none") == 0)
2366 return 0;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002367 snprintf(label, sizeof(label), "serial%d", index);
Peter Maydell6af26922018-04-20 15:52:48 +01002368 serial_hds = g_renew(Chardev *, serial_hds, index + 1);
2369
Paolo Bonzini4ad6f6c2019-02-13 14:18:13 +01002370 serial_hds[index] = qemu_chr_new_mux_mon(label, devname, NULL);
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002371 if (!serial_hds[index]) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02002372 error_report("could not connect serial device"
2373 " to character backend '%s'", devname);
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002374 return -1;
2375 }
Peter Maydell6af26922018-04-20 15:52:48 +01002376 num_serial_hds++;
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01002377 return 0;
2378}
2379
Peter Maydella8d78cd2018-04-20 15:52:42 +01002380Chardev *serial_hd(int i)
2381{
2382 assert(i >= 0);
Peter Maydell6af26922018-04-20 15:52:48 +01002383 if (i < num_serial_hds) {
Peter Maydella8d78cd2018-04-20 15:52:42 +01002384 return serial_hds[i];
2385 }
2386 return NULL;
2387}
2388
Peter Maydellb8846a42018-04-20 15:52:49 +01002389int serial_max_hds(void)
2390{
2391 return num_serial_hds;
2392}
2393
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002394static int parallel_parse(const char *devname)
2395{
2396 static int index = 0;
2397 char label[32];
2398
2399 if (strcmp(devname, "none") == 0)
2400 return 0;
2401 if (index == MAX_PARALLEL_PORTS) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02002402 error_report("too many parallel ports");
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002403 exit(1);
2404 }
2405 snprintf(label, sizeof(label), "parallel%d", index);
Paolo Bonzini4ad6f6c2019-02-13 14:18:13 +01002406 parallel_hds[index] = qemu_chr_new_mux_mon(label, devname, NULL);
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002407 if (!parallel_hds[index]) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02002408 error_report("could not connect parallel device"
2409 " to character backend '%s'", devname);
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01002410 return -1;
2411 }
2412 index++;
2413 return 0;
2414}
2415
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002416static int debugcon_parse(const char *devname)
Laszlo Ersek4d8b3c62013-03-21 00:23:13 +01002417{
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002418 QemuOpts *opts;
2419
Paolo Bonzini4ad6f6c2019-02-13 14:18:13 +01002420 if (!qemu_chr_new_mux_mon("debugcon", devname, NULL)) {
Philippe Mathieu-Daudéd7ecf712018-10-11 19:12:54 +02002421 error_report("invalid character backend '%s'", devname);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002422 exit(1);
2423 }
Luiz Capitulino8be7e7e2012-03-20 15:51:57 -03002424 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002425 if (!opts) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02002426 error_report("already have a debugcon device");
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002427 exit(1);
2428 }
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01002429 qemu_opt_set(opts, "driver", "isa-debugcon", &error_abort);
2430 qemu_opt_set(opts, "chardev", "debugcon", &error_abort);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08002431 return 0;
2432}
2433
Laszlo Ersek2709f262014-09-22 22:38:35 +02002434static gint machine_class_cmp(gconstpointer a, gconstpointer b)
2435{
2436 const MachineClass *mc1 = a, *mc2 = b;
2437 int res;
2438
2439 if (mc1->family == NULL) {
2440 if (mc2->family == NULL) {
2441 /* Compare standalone machine types against each other; they sort
2442 * in increasing order.
2443 */
2444 return strcmp(object_class_get_name(OBJECT_CLASS(mc1)),
2445 object_class_get_name(OBJECT_CLASS(mc2)));
2446 }
2447
2448 /* Standalone machine types sort after families. */
2449 return 1;
2450 }
2451
2452 if (mc2->family == NULL) {
2453 /* Families sort before standalone machine types. */
2454 return -1;
2455 }
2456
2457 /* Families sort between each other alphabetically increasingly. */
2458 res = strcmp(mc1->family, mc2->family);
2459 if (res != 0) {
2460 return res;
2461 }
2462
2463 /* Within the same family, machine types sort in decreasing order. */
2464 return strcmp(object_class_get_name(OBJECT_CLASS(mc2)),
2465 object_class_get_name(OBJECT_CLASS(mc1)));
2466}
2467
Wei Yangc516cd12019-04-05 14:41:19 +08002468static MachineClass *machine_parse(const char *name, GSList *machines)
Jan Kiszka9052ea62011-07-23 12:38:37 +02002469{
Markus Armbruster12cb82f2019-04-05 14:41:21 +08002470 MachineClass *mc;
Wei Yangc516cd12019-04-05 14:41:19 +08002471 GSList *el;
Jan Kiszka9052ea62011-07-23 12:38:37 +02002472
Markus Armbruster12cb82f2019-04-05 14:41:21 +08002473 if (is_help_option(name)) {
Miroslav Rezanina025172d2014-03-14 13:06:54 +01002474 printf("Supported machines are:\n");
Laszlo Ersek2709f262014-09-22 22:38:35 +02002475 machines = g_slist_sort(machines, machine_class_cmp);
Miroslav Rezanina025172d2014-03-14 13:06:54 +01002476 for (el = machines; el; el = el->next) {
2477 MachineClass *mc = el->data;
Marcel Apfelbaum958db902014-04-09 20:34:53 +03002478 if (mc->alias) {
2479 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
Miroslav Rezanina025172d2014-03-14 13:06:54 +01002480 }
Thomas Huth08fe6822018-06-25 11:05:12 +02002481 printf("%-20s %s%s%s\n", mc->name, mc->desc,
2482 mc->is_default ? " (default)" : "",
2483 mc->deprecation_reason ? " (deprecated)" : "");
Jan Kiszka9052ea62011-07-23 12:38:37 +02002484 }
Markus Armbruster12cb82f2019-04-05 14:41:21 +08002485 exit(0);
Jan Kiszka9052ea62011-07-23 12:38:37 +02002486 }
Marcel Apfelbaum261747f2014-03-05 19:30:46 +02002487
Markus Armbruster12cb82f2019-04-05 14:41:21 +08002488 mc = find_machine(name, machines);
2489 if (!mc) {
2490 error_report("unsupported machine type");
2491 error_printf("Use -machine help to list supported machines\n");
2492 exit(1);
2493 }
2494 return mc;
Jan Kiszka9052ea62011-07-23 12:38:37 +02002495}
2496
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02002497void qemu_add_exit_notifier(Notifier *notify)
2498{
2499 notifier_list_add(&exit_notifiers, notify);
2500}
2501
2502void qemu_remove_exit_notifier(Notifier *notify)
2503{
Paolo Bonzini31552522012-01-13 17:34:01 +01002504 notifier_remove(notify);
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02002505}
2506
2507static void qemu_run_exit_notifiers(void)
2508{
Jan Kiszka9e8dd452011-06-20 14:06:26 +02002509 notifier_list_notify(&exit_notifiers, NULL);
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02002510}
2511
Marc-André Lureau90a84d12018-09-07 16:13:19 +04002512static const char *pid_file;
2513static Notifier qemu_unlink_pidfile_notifier;
2514
2515static void qemu_unlink_pidfile(Notifier *n, void *data)
2516{
2517 if (pid_file) {
2518 unlink(pid_file);
2519 }
2520}
2521
Peter Xuc8ca2a22018-03-06 13:33:12 +08002522bool machine_init_done;
Paolo Bonzini71cdd1c2015-03-31 14:01:06 +02002523
Gleb Natapov4cab9462010-12-08 13:35:08 +02002524void qemu_add_machine_init_done_notifier(Notifier *notify)
2525{
2526 notifier_list_add(&machine_init_done_notifiers, notify);
Paolo Bonzini71cdd1c2015-03-31 14:01:06 +02002527 if (machine_init_done) {
2528 notify->notify(notify, NULL);
2529 }
Gleb Natapov4cab9462010-12-08 13:35:08 +02002530}
2531
Marcel Apfelbaumb86eacb2016-06-27 18:38:32 +03002532void qemu_remove_machine_init_done_notifier(Notifier *notify)
2533{
2534 notifier_remove(notify);
2535}
2536
Gleb Natapov4cab9462010-12-08 13:35:08 +02002537static void qemu_run_machine_init_done_notifiers(void)
2538{
Paolo Bonzini71cdd1c2015-03-31 14:01:06 +02002539 machine_init_done = true;
Peter Xuc8ca2a22018-03-06 13:33:12 +08002540 notifier_list_notify(&machine_init_done_notifiers, NULL);
Gleb Natapov4cab9462010-12-08 13:35:08 +02002541}
2542
Anthony Liguori6530a972010-01-22 09:18:06 -06002543static const QEMUOption *lookup_opt(int argc, char **argv,
2544 const char **poptarg, int *poptind)
2545{
2546 const QEMUOption *popt;
2547 int optind = *poptind;
2548 char *r = argv[optind];
2549 const char *optarg;
2550
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01002551 loc_set_cmdline(argv, optind, 1);
Anthony Liguori6530a972010-01-22 09:18:06 -06002552 optind++;
2553 /* Treat --foo the same as -foo. */
2554 if (r[1] == '-')
2555 r++;
2556 popt = qemu_options;
2557 for(;;) {
2558 if (!popt->name) {
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01002559 error_report("invalid option");
Anthony Liguori6530a972010-01-22 09:18:06 -06002560 exit(1);
2561 }
2562 if (!strcmp(popt->name, r + 1))
2563 break;
2564 popt++;
2565 }
2566 if (popt->flags & HAS_ARG) {
2567 if (optind >= argc) {
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01002568 error_report("requires an argument");
Anthony Liguori6530a972010-01-22 09:18:06 -06002569 exit(1);
2570 }
2571 optarg = argv[optind++];
Markus Armbruster0f0bc3f2010-02-18 20:13:51 +01002572 loc_set_cmdline(argv, optind - 2, 2);
Anthony Liguori6530a972010-01-22 09:18:06 -06002573 } else {
2574 optarg = NULL;
2575 }
2576
2577 *poptarg = optarg;
2578 *poptind = optind;
2579
2580 return popt;
2581}
2582
Markus Armbruster7580f232016-02-16 15:51:53 +01002583static MachineClass *select_machine(void)
Marcel Apfelbaum34f405a2016-02-12 17:02:24 -02002584{
Wei Yangc516cd12019-04-05 14:41:19 +08002585 GSList *machines = object_class_get_list(TYPE_MACHINE, false);
2586 MachineClass *machine_class = find_default_machine(machines);
Marcel Apfelbaum34f405a2016-02-12 17:02:24 -02002587 const char *optarg;
2588 QemuOpts *opts;
2589 Location loc;
2590
2591 loc_push_none(&loc);
2592
2593 opts = qemu_get_machine_opts();
2594 qemu_opts_loc_restore(opts);
2595
2596 optarg = qemu_opt_get(opts, "type");
2597 if (optarg) {
Wei Yangc516cd12019-04-05 14:41:19 +08002598 machine_class = machine_parse(optarg, machines);
Marcel Apfelbaum34f405a2016-02-12 17:02:24 -02002599 }
2600
Markus Armbruster7580f232016-02-16 15:51:53 +01002601 if (!machine_class) {
Marcel Apfelbaum34f405a2016-02-12 17:02:24 -02002602 error_report("No machine specified, and there is no default");
2603 error_printf("Use -machine help to list supported machines\n");
2604 exit(1);
2605 }
2606
2607 loc_pop(&loc);
Wei Yangc516cd12019-04-05 14:41:19 +08002608 g_slist_free(machines);
Markus Armbruster7580f232016-02-16 15:51:53 +01002609 return machine_class;
Marcel Apfelbaum34f405a2016-02-12 17:02:24 -02002610}
2611
Markus Armbruster71df1d82015-03-12 08:40:25 +01002612static int machine_set_property(void *opaque,
2613 const char *name, const char *value,
2614 Error **errp)
Anthony Liguori68d98d32012-06-25 14:36:33 -05002615{
2616 Object *obj = OBJECT(opaque);
Anthony Liguori68d98d32012-06-25 14:36:33 -05002617 Error *local_err = NULL;
Markus Armbrusterf279ee42016-10-13 18:44:14 +02002618 char *p, *qom_name;
Anthony Liguori68d98d32012-06-25 14:36:33 -05002619
Andreas Färberd2659e22014-07-23 16:16:26 +02002620 if (strcmp(name, "type") == 0) {
Anthony Liguori68d98d32012-06-25 14:36:33 -05002621 return 0;
2622 }
2623
Marcel Apfelbaumb0ddb8b2014-07-18 19:32:37 +03002624 qom_name = g_strdup(name);
Markus Armbrusterf279ee42016-10-13 18:44:14 +02002625 for (p = qom_name; *p; p++) {
2626 if (*p == '_') {
2627 *p = '-';
Marcel Apfelbaumb0ddb8b2014-07-18 19:32:37 +03002628 }
2629 }
2630
Marcel Apfelbaum2e168982014-12-16 16:58:05 +00002631 object_property_parse(obj, value, qom_name, &local_err);
Marcel Apfelbaumb0ddb8b2014-07-18 19:32:37 +03002632 g_free(qom_name);
Anthony Liguori68d98d32012-06-25 14:36:33 -05002633
2634 if (local_err) {
Markus Armbruster702832b2018-10-17 10:26:45 +02002635 error_propagate(errp, local_err);
Anthony Liguori68d98d32012-06-25 14:36:33 -05002636 return -1;
2637 }
2638
2639 return 0;
2640}
2641
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002642
2643/*
2644 * Initial object creation happens before all other
2645 * QEMU data types are created. The majority of objects
2646 * can be created at this point. The rng-egd object
2647 * cannot be created here, as it depends on the chardev
2648 * already existing.
2649 */
Marc-André Lureau1195fa22018-09-06 17:05:34 +04002650static bool object_create_initial(const char *type, QemuOpts *opts)
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002651{
Kevin Wolf3e9297f2019-10-11 19:20:12 +02002652 if (user_creatable_print_help(type, opts)) {
Marc-André Lureau1195fa22018-09-06 17:05:34 +04002653 exit(0);
2654 }
2655
Markus Armbrusteredfb4382019-06-04 17:12:51 +02002656 /*
2657 * Objects should not be made "delayed" without a reason. If you
2658 * add one, state the reason in a comment!
2659 */
2660
2661 /* Reason: rng-egd property "chardev" */
Markus Armbruster9ea18ed2019-06-04 17:12:50 +02002662 if (g_str_equal(type, "rng-egd")) {
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002663 return false;
2664 }
Yang Hongyang7dbb11c2015-10-07 11:52:21 +08002665
Gonglei042cea22018-03-01 21:46:28 +08002666#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX)
Markus Armbrusteredfb4382019-06-04 17:12:51 +02002667 /* Reason: cryptodev-vhost-user property "chardev" */
Gonglei042cea22018-03-01 21:46:28 +08002668 if (g_str_equal(type, "cryptodev-vhost-user")) {
2669 return false;
2670 }
2671#endif
2672
Thomas Huth9d3e12e2015-10-13 12:40:01 +02002673 /*
Markus Armbrusteredfb4382019-06-04 17:12:51 +02002674 * Reason: filter-* property "netdev" etc.
Thomas Huth9d3e12e2015-10-13 12:40:01 +02002675 */
2676 if (g_str_equal(type, "filter-buffer") ||
Zhang Chenf6d3afb2016-03-15 15:41:33 +08002677 g_str_equal(type, "filter-dump") ||
Zhang Chend46f75b2016-03-17 16:16:26 +08002678 g_str_equal(type, "filter-mirror") ||
Zhang Chen7dce4e62016-09-27 10:22:26 +08002679 g_str_equal(type, "filter-redirector") ||
Zhang Chene6eee8a2016-09-27 10:22:32 +08002680 g_str_equal(type, "colo-compare") ||
Pavel Dovgalyuk646c5472016-09-26 11:08:21 +03002681 g_str_equal(type, "filter-rewriter") ||
2682 g_str_equal(type, "filter-replay")) {
Yang Hongyang7dbb11c2015-10-07 11:52:21 +08002683 return false;
2684 }
2685
Eduardo Habkost6546d0d2016-09-02 15:59:44 -03002686 /* Memory allocation by backends needs to be done
2687 * after configure_accelerator() (due to the tcg_enabled()
2688 * checks at memory_region_init_*()).
2689 *
2690 * Also, allocation of large amounts of memory may delay
2691 * chardev initialization for too long, and trigger timeouts
2692 * on software that waits for a monitor socket to be created
2693 * (e.g. libvirt).
2694 */
2695 if (g_str_has_prefix(type, "memory-backend-")) {
2696 return false;
2697 }
2698
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002699 return true;
2700}
2701
2702
2703/*
2704 * The remainder of object creation happens after the
Yang Hongyang9abce562015-10-07 11:52:13 +08002705 * creation of chardev, fsdev, net clients and device data types.
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002706 */
Marc-André Lureau1195fa22018-09-06 17:05:34 +04002707static bool object_create_delayed(const char *type, QemuOpts *opts)
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002708{
Marc-André Lureau1195fa22018-09-06 17:05:34 +04002709 return !object_create_initial(type, opts);
Daniel P. Berrangef08f9272015-05-13 17:14:04 +01002710}
2711
2712
Nikunj A Dadhania076b35b2015-05-07 15:33:57 +10002713static void set_memory_options(uint64_t *ram_slots, ram_addr_t *maxram_size,
2714 MachineClass *mc)
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002715{
2716 uint64_t sz;
2717 const char *mem_str;
Nikunj A Dadhania076b35b2015-05-07 15:33:57 +10002718 const ram_addr_t default_ram_size = mc->default_ram_size;
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002719 QemuOpts *opts = qemu_find_opts_singleton("memory");
Eduardo Habkostbbe2d252016-02-12 17:02:27 -02002720 Location loc;
2721
2722 loc_push_none(&loc);
2723 qemu_opts_loc_restore(opts);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002724
2725 sz = 0;
2726 mem_str = qemu_opt_get(opts, "size");
2727 if (mem_str) {
2728 if (!*mem_str) {
2729 error_report("missing 'size' option value");
2730 exit(EXIT_FAILURE);
2731 }
2732
2733 sz = qemu_opt_get_size(opts, "size", ram_size);
2734
2735 /* Fix up legacy suffix-less format */
2736 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
2737 uint64_t overflow_check = sz;
2738
Philippe Mathieu-Daudé3dc54b02018-06-25 09:42:35 -03002739 sz *= MiB;
2740 if (sz / MiB != overflow_check) {
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002741 error_report("too large 'size' option value");
2742 exit(EXIT_FAILURE);
2743 }
2744 }
2745 }
2746
2747 /* backward compatibility behaviour for case "-m 0" */
2748 if (sz == 0) {
2749 sz = default_ram_size;
2750 }
2751
2752 sz = QEMU_ALIGN_UP(sz, 8192);
2753 ram_size = sz;
2754 if (ram_size != sz) {
2755 error_report("ram size too large");
2756 exit(EXIT_FAILURE);
2757 }
2758
2759 /* store value for the future use */
Markus Armbruster39101f22015-02-12 16:46:36 +01002760 qemu_opt_set_number(opts, "size", ram_size, &error_abort);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002761 *maxram_size = ram_size;
2762
David Hildenbrand951f2262018-04-23 18:51:26 +02002763 if (qemu_opt_get(opts, "maxmem")) {
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002764 uint64_t slots;
2765
2766 sz = qemu_opt_get_size(opts, "maxmem", 0);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002767 slots = qemu_opt_get_number(opts, "slots", 0);
Peter Krempa214224a2015-01-29 14:48:40 +01002768 if (sz < ram_size) {
2769 error_report("invalid value of -m option maxmem: "
2770 "maximum memory size (0x%" PRIx64 ") must be at least "
2771 "the initial memory size (0x" RAM_ADDR_FMT ")",
2772 sz, ram_size);
2773 exit(EXIT_FAILURE);
David Hildenbrand951f2262018-04-23 18:51:26 +02002774 } else if (slots && sz == ram_size) {
Peter Krempa214224a2015-01-29 14:48:40 +01002775 error_report("invalid value of -m option maxmem: "
2776 "memory slots were specified but maximum memory size "
2777 "(0x%" PRIx64 ") is equal to the initial memory size "
2778 "(0x" RAM_ADDR_FMT ")", sz, ram_size);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002779 exit(EXIT_FAILURE);
2780 }
2781
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002782 *maxram_size = sz;
2783 *ram_slots = slots;
David Hildenbrand951f2262018-04-23 18:51:26 +02002784 } else if (qemu_opt_get(opts, "slots")) {
2785 error_report("invalid -m option value: missing 'maxmem' option");
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002786 exit(EXIT_FAILURE);
2787 }
Eduardo Habkostbbe2d252016-02-12 17:02:27 -02002788
2789 loc_pop(&loc);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002790}
2791
Eduardo Habkost8d76bfe2016-06-15 15:54:52 -03002792static int global_init_func(void *opaque, QemuOpts *opts, Error **errp)
2793{
2794 GlobalProperty *g;
2795
2796 g = g_malloc0(sizeof(*g));
2797 g->driver = qemu_opt_get(opts, "driver");
2798 g->property = qemu_opt_get(opts, "property");
2799 g->value = qemu_opt_get(opts, "value");
Eduardo Habkost8d76bfe2016-06-15 15:54:52 -03002800 qdev_prop_register_global(g);
2801 return 0;
2802}
2803
Eduardo Habkost726401b2017-01-17 16:00:51 -02002804static int qemu_read_default_config_file(void)
2805{
2806 int ret;
2807
2808 ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2809 if (ret < 0 && ret != -ENOENT) {
2810 return ret;
2811 }
2812
2813 return 0;
2814}
2815
Peter Xua0660e02017-06-27 12:10:12 +08002816static void user_register_global_props(void)
2817{
2818 qemu_opts_foreach(qemu_find_opts("global"),
2819 global_init_func, NULL, NULL);
2820}
2821
malc902b3d52008-12-10 19:18:40 +00002822int main(int argc, char **argv, char **envp)
bellard0824d6f2003-06-24 13:42:40 +00002823{
thse4bcb142007-12-02 04:51:10 +00002824 int i;
Eduardo Habkostda1fcfd2010-04-06 19:22:07 -03002825 int snapshot, linux_boot;
bellard7f7f9872003-10-30 01:11:23 +00002826 const char *initrd_filename;
bellarda20dd502003-09-30 21:07:02 +00002827 const char *kernel_filename, *kernel_cmdline;
Gongleif05f47b2015-02-03 11:31:09 +00002828 const char *boot_order = NULL;
2829 const char *boot_once = NULL;
aliguori3023f332009-01-16 19:04:14 +00002830 DisplayState *ds;
KONRAD Frederic8d4e9142017-02-23 18:29:08 +00002831 QemuOpts *opts, *machine_opts;
Thomas Huthd1cdd922017-12-18 18:14:32 +01002832 QemuOpts *icount_opts = NULL, *accel_opts = NULL;
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02002833 QemuOptsList *olist;
bellardcd6f1162004-05-13 22:02:20 +00002834 int optind;
Anthony Liguori6530a972010-01-22 09:18:06 -06002835 const char *optarg;
bellardd63d3072004-10-03 13:29:03 +00002836 const char *loadvm = NULL;
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02002837 MachineClass *machine_class;
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03002838 const char *cpu_option;
Mark Wud44229c2014-03-10 22:37:40 +08002839 const char *vga_model = NULL;
Paolo Bonzinid4fce242013-10-18 13:51:11 +02002840 const char *qtest_chrdev = NULL;
2841 const char *qtest_log = NULL;
aliguori5bb79102008-10-13 03:12:02 +00002842 const char *incoming = NULL;
Eduardo Habkostf29a5612012-05-02 13:07:29 -03002843 bool userconfig = true;
Eduardo Habkostcfc58cf2016-04-19 16:55:25 -03002844 bool nographic = false;
Eduardo Habkost1f0dfe02016-04-19 16:55:28 -03002845 int display_remote = 0;
Matthew Fernandezc235d732011-06-07 16:32:40 +00002846 const char *log_mask = NULL;
2847 const char *log_file = NULL;
Paolo Bonzini41fc57e2016-01-07 16:55:24 +03002848 char *trace_file = NULL;
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02002849 ram_addr_t maxram_size;
Igor Mammedovc270fb92014-06-02 15:25:02 +02002850 uint64_t ram_slots = 0;
Amit Shahabfd9ce2014-06-20 18:56:08 +05302851 FILE *vmstate_dump_file = NULL;
Chrysostomos Nanakos2f78e492014-09-18 14:30:49 +03002852 Error *main_loop_err = NULL;
Daniel P. Berrangeddbb0d02015-07-01 18:10:29 +01002853 Error *err = NULL;
Richard W.M. Jones37146e72016-05-16 17:34:35 +01002854 bool list_data_dirs = false;
Marc-André Lureau35471122018-01-04 17:05:14 +01002855 char *dir, **dirs;
Markus Armbruster651af512019-03-08 14:14:38 +01002856 BlockdevOptionsQueue bdo_queue = QSIMPLEQ_HEAD_INITIALIZER(bdo_queue);
Stefan Hajnoczi0b5538c2011-02-26 18:38:39 +00002857
Wei Yang45d8bc32019-07-16 15:21:27 +08002858 os_set_line_buffering();
2859
Christophe Fergeauf5852ef2019-01-31 17:46:14 +01002860 error_init(argv[0]);
Daniel P. Berrangefe4db842016-10-04 14:35:52 +01002861 module_call_init(MODULE_INIT_TRACE);
2862
Paolo Bonzini267f6852016-08-28 03:45:14 +02002863 qemu_init_cpu_list();
Paolo Bonzini576a94d2015-03-03 11:36:09 +01002864 qemu_init_cpu_loop();
Alex Bennéed759c952018-02-27 12:52:48 +03002865
Paolo Bonzini576a94d2015-03-03 11:36:09 +01002866 qemu_mutex_lock_iothread();
2867
Gerd Hoffmannfd42dee2010-06-04 14:08:07 +02002868 atexit(qemu_run_exit_notifiers);
Fam Zheng10f5bff2014-02-10 14:48:51 +08002869 qemu_init_exec_dir(argv[0]);
Markus Armbruster65abca02010-02-24 14:37:14 +01002870
Andreas Färber1b71f7c2012-03-04 21:32:35 +01002871 module_call_init(MODULE_INIT_QOM);
2872
Paolo Bonzini4d454572012-11-26 16:03:42 +01002873 qemu_add_opts(&qemu_drive_opts);
Amos Kong968854c2013-11-09 12:15:47 +08002874 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2875 qemu_add_drive_opts(&qemu_common_drive_opts);
2876 qemu_add_drive_opts(&qemu_drive_opts);
Kevin Wolfc5f30142016-10-06 11:33:17 +02002877 qemu_add_drive_opts(&bdrv_runtime_opts);
Paolo Bonzini4d454572012-11-26 16:03:42 +01002878 qemu_add_opts(&qemu_chardev_opts);
2879 qemu_add_opts(&qemu_device_opts);
2880 qemu_add_opts(&qemu_netdev_opts);
Thomas Huth78cd6f72018-02-21 11:18:36 +01002881 qemu_add_opts(&qemu_nic_opts);
Paolo Bonzini4d454572012-11-26 16:03:42 +01002882 qemu_add_opts(&qemu_net_opts);
2883 qemu_add_opts(&qemu_rtc_opts);
2884 qemu_add_opts(&qemu_global_opts);
2885 qemu_add_opts(&qemu_mon_opts);
2886 qemu_add_opts(&qemu_trace_opts);
2887 qemu_add_opts(&qemu_option_rom_opts);
2888 qemu_add_opts(&qemu_machine_opts);
KONRAD Frederic8d4e9142017-02-23 18:29:08 +00002889 qemu_add_opts(&qemu_accel_opts);
Igor Mammedov6e1d3c12013-11-27 01:27:35 +01002890 qemu_add_opts(&qemu_mem_opts);
Michael Tokarev12b7f572013-06-24 15:06:52 +04002891 qemu_add_opts(&qemu_smp_opts);
Paolo Bonzini4d454572012-11-26 16:03:42 +01002892 qemu_add_opts(&qemu_boot_opts);
Paolo Bonzini4d454572012-11-26 16:03:42 +01002893 qemu_add_opts(&qemu_add_fd_opts);
2894 qemu_add_opts(&qemu_object_opts);
Stefan Bergerd1a0cf72013-02-27 12:47:49 -05002895 qemu_add_opts(&qemu_tpmdev_opts);
Satoru Moriya888a6bc2013-04-19 16:42:06 +02002896 qemu_add_opts(&qemu_realtime_opts);
Prasad Singamsetty1fdd4742018-08-15 13:57:04 -04002897 qemu_add_opts(&qemu_overcommit_opts);
Seiji Aguchi5e2ac512013-07-03 23:02:46 -04002898 qemu_add_opts(&qemu_msg_opts);
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +00002899 qemu_add_opts(&qemu_name_opts);
Wanlong Gao00421092014-05-14 17:43:08 +08002900 qemu_add_opts(&qemu_numa_opts);
Sebastian Tanase1ad95802014-07-25 11:56:28 +02002901 qemu_add_opts(&qemu_icount_opts);
Liviu Ionescua38bb072014-12-11 12:07:48 +00002902 qemu_add_opts(&qemu_semihosting_config_opts);
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04002903 qemu_add_opts(&qemu_fw_cfg_opts);
Eduardo Habkost34294e22016-02-16 18:59:07 -02002904 module_call_init(MODULE_INIT_OPTS);
Paolo Bonzini4d454572012-11-26 16:03:42 +01002905
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -03002906 runstate_init();
Wei Wangbd227062018-12-11 16:24:51 +08002907 precopy_infrastructure_init();
Dr. David Alan Gilbert1693c642018-03-12 17:20:59 +00002908 postcopy_infrastructure_init();
Peter Xud32749d2018-06-08 11:55:10 +08002909 monitor_init_globals();
Luiz Capitulino5db9d4d2011-09-05 16:36:31 -03002910
Daniel P. Berrangeddbb0d02015-07-01 18:10:29 +01002911 if (qcrypto_init(&err) < 0) {
Markus Armbrusterc29b77f2015-12-18 16:35:14 +01002912 error_reportf_err(err, "cannot initialize crypto: ");
Daniel P. Berrangeddbb0d02015-07-01 18:10:29 +01002913 exit(1);
2914 }
Jan Kiszka68752042009-09-15 13:36:04 +02002915
Stefan Hajnoczi60dbc5a2019-06-20 18:37:07 +01002916 QTAILQ_INIT(&vm_change_state_head);
Jes Sorensenfe98ac12010-06-10 11:42:21 +02002917 os_setup_early_signal_handling();
bellardbe995c22006-06-25 16:25:21 +00002918
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03002919 cpu_option = NULL;
bellard33e39632003-07-06 17:15:21 +00002920 snapshot = 0;
bellardc4b1fcc2004-03-14 21:44:30 +00002921
bellard7c9d8e02005-11-15 22:16:05 +00002922 nb_nics = 0;
ths3b46e622007-09-17 08:09:54 +00002923
Peter Lieven142c6b12013-03-21 13:07:10 +01002924 bdrv_init_with_whitelist();
2925
Kewei Yu2c02d1a2013-12-31 18:36:08 +08002926 autostart = 1;
blueswir141bd6392008-10-05 09:56:21 +00002927
Anthony Liguori292444c2010-01-21 10:57:58 -06002928 /* first pass of option parsing */
2929 optind = 1;
2930 while (optind < argc) {
2931 if (argv[optind][0] != '-') {
2932 /* disk image */
Anthony Liguori28e68d62010-01-27 10:46:00 -06002933 optind++;
Anthony Liguori292444c2010-01-21 10:57:58 -06002934 } else {
2935 const QEMUOption *popt;
2936
2937 popt = lookup_opt(argc, argv, &optarg, &optind);
2938 switch (popt->index) {
Eduardo Habkostf29a5612012-05-02 13:07:29 -03002939 case QEMU_OPTION_nouserconfig:
2940 userconfig = false;
2941 break;
Anthony Liguori292444c2010-01-21 10:57:58 -06002942 }
2943 }
2944 }
2945
Eduardo Habkost1ea06c32017-10-04 00:00:24 -03002946 if (userconfig) {
Eduardo Habkost726401b2017-01-17 16:00:51 -02002947 if (qemu_read_default_config_file() < 0) {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01002948 exit(1);
Anthony Liguori292444c2010-01-21 10:57:58 -06002949 }
2950 }
2951
2952 /* second pass of option parsing */
bellardcd6f1162004-05-13 22:02:20 +00002953 optind = 1;
bellard0824d6f2003-06-24 13:42:40 +00002954 for(;;) {
bellardcd6f1162004-05-13 22:02:20 +00002955 if (optind >= argc)
bellard0824d6f2003-06-24 13:42:40 +00002956 break;
Anthony Liguori6530a972010-01-22 09:18:06 -06002957 if (argv[optind][0] != '-') {
Markus Armbruster17f30ea2019-03-18 19:33:12 +01002958 loc_set_cmdline(argv, optind, 1);
Thomas Huthd1cdd922017-12-18 18:14:32 +01002959 drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
bellardcd6f1162004-05-13 22:02:20 +00002960 } else {
2961 const QEMUOption *popt;
2962
Anthony Liguori6530a972010-01-22 09:18:06 -06002963 popt = lookup_opt(argc, argv, &optarg, &optind);
Blue Swirlad960902010-03-29 19:23:52 +00002964 if (!(popt->arch_mask & arch_type)) {
Markus Armbrusterda002522016-05-31 10:31:38 +02002965 error_report("Option not supported for this target");
Blue Swirlad960902010-03-29 19:23:52 +00002966 exit(1);
2967 }
bellardcd6f1162004-05-13 22:02:20 +00002968 switch(popt->index) {
j_mayer94fc95c2007-03-05 19:44:02 +00002969 case QEMU_OPTION_cpu:
2970 /* hw initialization will check this */
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03002971 cpu_option = optarg;
j_mayer94fc95c2007-03-05 19:44:02 +00002972 break;
bellardcd6f1162004-05-13 22:02:20 +00002973 case QEMU_OPTION_hda:
bellardcd6f1162004-05-13 22:02:20 +00002974 case QEMU_OPTION_hdb:
bellardcc1daa42005-06-05 14:49:17 +00002975 case QEMU_OPTION_hdc:
2976 case QEMU_OPTION_hdd:
Markus Armbruster2292dda2011-01-28 11:21:41 +01002977 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2978 HD_OPTS);
bellardfc01f7e2003-06-30 10:03:06 +00002979 break;
Markus Armbruster42e5f392017-02-28 22:27:07 +01002980 case QEMU_OPTION_blockdev:
2981 {
2982 Visitor *v;
Markus Armbruster651af512019-03-08 14:14:38 +01002983 BlockdevOptionsQueueEntry *bdo;
Markus Armbruster42e5f392017-02-28 22:27:07 +01002984
Markus Armbruster92917cd2018-12-13 18:58:07 +01002985 v = qobject_input_visitor_new_str(optarg, "driver",
2986 &error_fatal);
Markus Armbruster42e5f392017-02-28 22:27:07 +01002987
Markus Armbruster651af512019-03-08 14:14:38 +01002988 bdo = g_new(BlockdevOptionsQueueEntry, 1);
Markus Armbruster42e5f392017-02-28 22:27:07 +01002989 visit_type_BlockdevOptions(v, NULL, &bdo->bdo,
2990 &error_fatal);
2991 visit_free(v);
2992 loc_save(&bdo->loc);
2993 QSIMPLEQ_INSERT_TAIL(&bdo_queue, bdo, entry);
2994 break;
2995 }
thse4bcb142007-12-02 04:51:10 +00002996 case QEMU_OPTION_drive:
Michael Tokareve2982c32011-03-30 16:31:05 +04002997 if (drive_def(optarg) == NULL) {
2998 exit(1);
2999 }
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003000 break;
Gerd Hoffmannd058fe02009-07-31 12:25:36 +02003001 case QEMU_OPTION_set:
3002 if (qemu_set_option(optarg) != 0)
3003 exit(1);
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003004 break;
Gerd Hoffmannd0fef6f2009-12-08 13:11:34 +01003005 case QEMU_OPTION_global:
3006 if (qemu_global_option(optarg) != 0)
3007 exit(1);
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003008 break;
balrog3e3d5812007-04-30 02:09:25 +00003009 case QEMU_OPTION_mtdblock:
Markus Armbruster2292dda2011-01-28 11:21:41 +01003010 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
balrog3e3d5812007-04-30 02:09:25 +00003011 break;
pbrooka1bb27b2007-04-06 16:49:48 +00003012 case QEMU_OPTION_sd:
Peter Crosthwaite80f4d9f2013-02-28 18:23:14 +00003013 drive_add(IF_SD, -1, optarg, SD_OPTS);
pbrooka1bb27b2007-04-06 16:49:48 +00003014 break;
j_mayer86f55662007-04-24 06:52:59 +00003015 case QEMU_OPTION_pflash:
Markus Armbruster2292dda2011-01-28 11:21:41 +01003016 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
j_mayer86f55662007-04-24 06:52:59 +00003017 break;
bellardcd6f1162004-05-13 22:02:20 +00003018 case QEMU_OPTION_snapshot:
Pavel Dovgalyuk25863972019-09-17 14:57:56 +03003019 {
3020 Error *blocker = NULL;
3021 snapshot = 1;
3022 error_setg(&blocker, QERR_REPLAY_NOT_SUPPORTED,
3023 "-snapshot");
3024 replay_add_blocker(blocker);
3025 }
bellard33e39632003-07-06 17:15:21 +00003026 break;
aliguori268a3622009-04-21 22:30:27 +00003027 case QEMU_OPTION_numa:
Markus Armbruster70b94332015-02-13 12:50:26 +01003028 opts = qemu_opts_parse_noisily(qemu_find_opts("numa"),
3029 optarg, true);
Wanlong Gao00421092014-05-14 17:43:08 +08003030 if (!opts) {
3031 exit(1);
3032 }
aliguori268a3622009-04-21 22:30:27 +00003033 break;
Jes Sorensen1472a952011-03-16 13:33:31 +01003034 case QEMU_OPTION_display:
Gerd Hoffmanne3af9f92018-02-02 12:10:22 +01003035 parse_display(optarg);
Jes Sorensen1472a952011-03-16 13:33:31 +01003036 break;
bellardcd6f1162004-05-13 22:02:20 +00003037 case QEMU_OPTION_nographic:
Eduardo Habkostcfc58cf2016-04-19 16:55:25 -03003038 olist = qemu_find_opts("machine");
3039 qemu_opts_parse_noisily(olist, "graphics=off", false);
3040 nographic = true;
Gerd Hoffmann0c8d7062018-02-02 12:10:14 +01003041 dpy.type = DISPLAY_TYPE_NONE;
bellarda20dd502003-09-30 21:07:02 +00003042 break;
balrog4d3b6f62008-02-10 16:33:14 +00003043 case QEMU_OPTION_curses:
Jes Sorensen47b05362011-03-16 13:33:35 +01003044#ifdef CONFIG_CURSES
Gerd Hoffmann14f130f2018-02-02 12:10:18 +01003045 dpy.type = DISPLAY_TYPE_CURSES;
Jes Sorensen47b05362011-03-16 13:33:35 +01003046#else
Samuel Thibaulte08bb302019-03-11 14:51:26 +01003047 error_report("curses or iconv support is disabled");
Jes Sorensen47b05362011-03-16 13:33:35 +01003048 exit(1);
balrog4d3b6f62008-02-10 16:33:14 +00003049#endif
Jes Sorensen47b05362011-03-16 13:33:35 +01003050 break;
balroga171fe32007-04-30 01:48:07 +00003051 case QEMU_OPTION_portrait:
Vasily Khoruzhick93128052011-06-17 13:04:36 +03003052 graphic_rotate = 90;
3053 break;
3054 case QEMU_OPTION_rotate:
3055 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3056 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3057 graphic_rotate != 180 && graphic_rotate != 270) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003058 error_report("only 90, 180, 270 deg rotation is available");
Vasily Khoruzhick93128052011-06-17 13:04:36 +03003059 exit(1);
3060 }
balroga171fe32007-04-30 01:48:07 +00003061 break;
bellardcd6f1162004-05-13 22:02:20 +00003062 case QEMU_OPTION_kernel:
Markus Armbruster79087c72015-02-12 17:07:34 +01003063 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg,
3064 &error_abort);
Peter Maydella0abe472012-02-08 05:41:39 +00003065 break;
3066 case QEMU_OPTION_initrd:
Markus Armbruster79087c72015-02-12 17:07:34 +01003067 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg,
3068 &error_abort);
bellarda20dd502003-09-30 21:07:02 +00003069 break;
bellardcd6f1162004-05-13 22:02:20 +00003070 case QEMU_OPTION_append:
Markus Armbruster79087c72015-02-12 17:07:34 +01003071 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg,
3072 &error_abort);
bellard313aa562003-08-10 21:52:11 +00003073 break;
Grant Likely412beee2012-03-02 11:56:38 +00003074 case QEMU_OPTION_dtb:
Markus Armbruster79087c72015-02-12 17:07:34 +01003075 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg,
3076 &error_abort);
Grant Likely412beee2012-03-02 11:56:38 +00003077 break;
bellardcd6f1162004-05-13 22:02:20 +00003078 case QEMU_OPTION_cdrom:
Markus Armbruster2292dda2011-01-28 11:21:41 +01003079 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
bellard36b486b2003-11-11 13:36:08 +00003080 break;
bellardcd6f1162004-05-13 22:02:20 +00003081 case QEMU_OPTION_boot:
Markus Armbruster70b94332015-02-13 12:50:26 +01003082 opts = qemu_opts_parse_noisily(qemu_find_opts("boot-opts"),
3083 optarg, true);
Markus Armbruster8281abd2013-06-14 13:15:03 +02003084 if (!opts) {
3085 exit(1);
bellard36b486b2003-11-11 13:36:08 +00003086 }
3087 break;
bellardcd6f1162004-05-13 22:02:20 +00003088 case QEMU_OPTION_fda:
bellardcd6f1162004-05-13 22:02:20 +00003089 case QEMU_OPTION_fdb:
Markus Armbruster2292dda2011-01-28 11:21:41 +01003090 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3091 optarg, FD_OPTS);
bellardc45886d2004-01-05 00:02:06 +00003092 break;
bellard52ca8d62006-06-14 16:03:05 +00003093 case QEMU_OPTION_no_fd_bootchk:
3094 fd_bootchk = 0;
3095 break;
Mark McLoughlina1ea4582009-10-08 19:58:26 +01003096 case QEMU_OPTION_netdev:
Eduardo Habkostd30300f2016-05-12 11:17:16 -03003097 default_net = 0;
Gerd Hoffmann3329f072010-08-20 13:52:01 +02003098 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
Mark McLoughlina1ea4582009-10-08 19:58:26 +01003099 exit(1);
3100 }
3101 break;
Thomas Huth78cd6f72018-02-21 11:18:36 +01003102 case QEMU_OPTION_nic:
3103 default_net = 0;
3104 if (net_client_parse(qemu_find_opts("nic"), optarg) == -1) {
3105 exit(1);
3106 }
3107 break;
bellard7c9d8e02005-11-15 22:16:05 +00003108 case QEMU_OPTION_net:
Eduardo Habkostd30300f2016-05-12 11:17:16 -03003109 default_net = 0;
Gerd Hoffmann3329f072010-08-20 13:52:01 +02003110 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
bellardc4b1fcc2004-03-14 21:44:30 +00003111 exit(1);
3112 }
bellard702c6512004-04-02 21:21:32 +00003113 break;
Ronnie Sahlbergf9dadc92012-01-26 09:39:02 +11003114#ifdef CONFIG_LIBISCSI
3115 case QEMU_OPTION_iscsi:
Markus Armbruster70b94332015-02-13 12:50:26 +01003116 opts = qemu_opts_parse_noisily(qemu_find_opts("iscsi"),
3117 optarg, false);
Ronnie Sahlbergf9dadc92012-01-26 09:39:02 +11003118 if (!opts) {
3119 exit(1);
3120 }
3121 break;
3122#endif
balrogdc72ac12008-11-09 00:04:26 +00003123 case QEMU_OPTION_bt:
Thomas Huthc0188e62018-11-12 11:00:30 +01003124 warn_report("The bluetooth subsystem is deprecated and will "
3125 "be removed soon. If the bluetooth subsystem is "
3126 "still useful for you, please send a mail to "
3127 "qemu-devel@nongnu.org with your usecase.");
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02003128 add_device_config(DEV_BT, optarg);
balrogdc72ac12008-11-09 00:04:26 +00003129 break;
bellard1d14ffa2005-10-30 18:58:22 +00003130 case QEMU_OPTION_audio_help:
Kővágó, Zoltán71830222019-03-08 23:34:15 +01003131 audio_legacy_help();
bellard1d14ffa2005-10-30 18:58:22 +00003132 exit (0);
3133 break;
Kővágó, Zoltán71830222019-03-08 23:34:15 +01003134 case QEMU_OPTION_audiodev:
3135 audio_parse_option(optarg);
3136 break;
bellard1d14ffa2005-10-30 18:58:22 +00003137 case QEMU_OPTION_soundhw:
3138 select_soundhw (optarg);
3139 break;
bellardcd6f1162004-05-13 22:02:20 +00003140 case QEMU_OPTION_h:
ths15f82202007-06-29 23:26:08 +00003141 help(0);
bellardcd6f1162004-05-13 22:02:20 +00003142 break;
pbrook9bd7e6d2009-04-07 22:58:45 +00003143 case QEMU_OPTION_version:
3144 version();
3145 exit(0);
3146 break;
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02003147 case QEMU_OPTION_m:
Markus Armbruster70b94332015-02-13 12:50:26 +01003148 opts = qemu_opts_parse_noisily(qemu_find_opts("memory"),
3149 optarg, true);
Igor Mammedov6e1d3c12013-11-27 01:27:35 +01003150 if (!opts) {
3151 exit(EXIT_FAILURE);
bellardcd6f1162004-05-13 22:02:20 +00003152 }
3153 break;
Stefan Bergerd1a0cf72013-02-27 12:47:49 -05003154#ifdef CONFIG_TPM
3155 case QEMU_OPTION_tpmdev:
3156 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3157 exit(1);
3158 }
3159 break;
3160#endif
Marcelo Tosattic9027602010-03-01 20:25:08 -03003161 case QEMU_OPTION_mempath:
3162 mem_path = optarg;
3163 break;
Marcelo Tosattic9027602010-03-01 20:25:08 -03003164 case QEMU_OPTION_mem_prealloc:
3165 mem_prealloc = 1;
3166 break;
bellardcd6f1162004-05-13 22:02:20 +00003167 case QEMU_OPTION_d:
Matthew Fernandezc235d732011-06-07 16:32:40 +00003168 log_mask = optarg;
3169 break;
3170 case QEMU_OPTION_D:
3171 log_file = optarg;
bellardcd6f1162004-05-13 22:02:20 +00003172 break;
Alex Bennée35145522016-03-15 14:30:20 +00003173 case QEMU_OPTION_DFILTER:
Markus Armbrusterbd6fee92016-06-15 19:27:15 +02003174 qemu_set_dfilter_ranges(optarg, &error_fatal);
Alex Bennée35145522016-03-15 14:30:20 +00003175 break;
Richard Henderson9c09a252019-03-14 13:06:29 -07003176 case QEMU_OPTION_seed:
3177 qemu_guest_random_seed_main(optarg, &error_fatal);
3178 break;
bellardcd6f1162004-05-13 22:02:20 +00003179 case QEMU_OPTION_s:
Markus Armbrusteref0c4a02012-02-07 15:09:13 +01003180 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
bellardcd6f1162004-05-13 22:02:20 +00003181 break;
aliguori59030a82009-04-05 18:43:41 +00003182 case QEMU_OPTION_gdb:
Markus Armbrusteref0c4a02012-02-07 15:09:13 +01003183 add_device_config(DEV_GDB, optarg);
bellardcd6f1162004-05-13 22:02:20 +00003184 break;
bellardcd6f1162004-05-13 22:02:20 +00003185 case QEMU_OPTION_L:
Richard W.M. Jones37146e72016-05-16 17:34:35 +01003186 if (is_help_option(optarg)) {
3187 list_data_dirs = true;
Gerd Hoffmann2a1cce92017-09-14 13:42:35 +02003188 } else {
3189 qemu_add_data_dir(optarg);
Gerd Hoffmann45240512013-03-08 11:42:24 +01003190 }
bellardcd6f1162004-05-13 22:02:20 +00003191 break;
j_mayer1192dad2007-10-05 13:08:35 +00003192 case QEMU_OPTION_bios:
Markus Armbruster79087c72015-02-12 17:07:34 +01003193 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg,
3194 &error_abort);
j_mayer1192dad2007-10-05 13:08:35 +00003195 break;
aurel321b530a62009-04-05 20:08:59 +00003196 case QEMU_OPTION_singlestep:
3197 singlestep = 1;
3198 break;
bellardcd6f1162004-05-13 22:02:20 +00003199 case QEMU_OPTION_S:
pbrook3c07f8e2007-01-21 16:47:01 +00003200 autostart = 0;
bellardcd6f1162004-05-13 22:02:20 +00003201 break;
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003202 case QEMU_OPTION_k:
3203 keyboard_layout = optarg;
3204 break;
malc3893c122008-09-28 00:42:05 +00003205 case QEMU_OPTION_vga:
Blue Swirla369da52011-09-27 19:15:42 +00003206 vga_model = optarg;
Paolo Bonzini7f1b17f2012-05-10 09:39:17 +02003207 default_vga = 0;
bellard1bfe8562004-07-08 21:17:50 +00003208 break;
bellarde9b137c2004-06-21 16:46:10 +00003209 case QEMU_OPTION_g:
3210 {
3211 const char *p;
3212 int w, h, depth;
3213 p = optarg;
3214 w = strtol(p, (char **)&p, 10);
3215 if (w <= 0) {
3216 graphic_error:
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003217 error_report("invalid resolution or depth");
bellarde9b137c2004-06-21 16:46:10 +00003218 exit(1);
3219 }
3220 if (*p != 'x')
3221 goto graphic_error;
3222 p++;
3223 h = strtol(p, (char **)&p, 10);
3224 if (h <= 0)
3225 goto graphic_error;
3226 if (*p == 'x') {
3227 p++;
3228 depth = strtol(p, (char **)&p, 10);
ths5fafdf22007-09-16 21:08:06 +00003229 if (depth != 8 && depth != 15 && depth != 16 &&
bellarde9b137c2004-06-21 16:46:10 +00003230 depth != 24 && depth != 32)
3231 goto graphic_error;
3232 } else if (*p == '\0') {
3233 depth = graphic_depth;
3234 } else {
3235 goto graphic_error;
3236 }
ths3b46e622007-09-17 08:09:54 +00003237
bellarde9b137c2004-06-21 16:46:10 +00003238 graphic_width = w;
3239 graphic_height = h;
3240 graphic_depth = depth;
3241 }
3242 break;
ths20d8a3e2007-02-18 17:04:49 +00003243 case QEMU_OPTION_echr:
3244 {
3245 char *r;
3246 term_escape_char = strtol(optarg, &r, 0);
3247 if (r == optarg)
3248 printf("Bad argument to echr\n");
3249 break;
3250 }
bellard82c643f2004-07-14 17:28:13 +00003251 case QEMU_OPTION_monitor:
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01003252 default_monitor = 0;
Luiz Capitulino70e098a2013-05-16 12:02:55 -04003253 if (strncmp(optarg, "none", 4)) {
Max Reitz4821cd42014-11-17 13:31:04 +01003254 monitor_parse(optarg, "readline", false);
Luiz Capitulino70e098a2013-05-16 12:02:55 -04003255 }
Gerd Hoffmann6ca55822009-12-08 13:11:52 +01003256 break;
3257 case QEMU_OPTION_qmp:
Max Reitz4821cd42014-11-17 13:31:04 +01003258 monitor_parse(optarg, "control", false);
3259 default_monitor = 0;
3260 break;
3261 case QEMU_OPTION_qmp_pretty:
3262 monitor_parse(optarg, "control", true);
Anthony Liguori2d114dc2010-03-21 14:14:38 -05003263 default_monitor = 0;
bellard82c643f2004-07-14 17:28:13 +00003264 break;
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01003265 case QEMU_OPTION_mon:
Markus Armbruster70b94332015-02-13 12:50:26 +01003266 opts = qemu_opts_parse_noisily(qemu_find_opts("mon"), optarg,
3267 true);
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01003268 if (!opts) {
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01003269 exit(1);
3270 }
Anthony Liguori2d114dc2010-03-21 14:14:38 -05003271 default_monitor = 0;
Gerd Hoffmann22a0e042009-12-08 13:11:51 +01003272 break;
Gerd Hoffmann191bc012009-09-10 10:58:35 +02003273 case QEMU_OPTION_chardev:
Markus Armbruster70b94332015-02-13 12:50:26 +01003274 opts = qemu_opts_parse_noisily(qemu_find_opts("chardev"),
3275 optarg, true);
Gerd Hoffmann191bc012009-09-10 10:58:35 +02003276 if (!opts) {
Gerd Hoffmann191bc012009-09-10 10:58:35 +02003277 exit(1);
3278 }
Gerd Hoffmann191bc012009-09-10 10:58:35 +02003279 break;
Gautham R Shenoy74db9202010-04-29 17:44:43 +05303280 case QEMU_OPTION_fsdev:
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02003281 olist = qemu_find_opts("fsdev");
3282 if (!olist) {
Eduardo Habkost5dfdae82015-10-30 13:08:02 -02003283 error_report("fsdev support is disabled");
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02003284 exit(1);
3285 }
Markus Armbruster70b94332015-02-13 12:50:26 +01003286 opts = qemu_opts_parse_noisily(olist, optarg, true);
Gautham R Shenoy74db9202010-04-29 17:44:43 +05303287 if (!opts) {
Gautham R Shenoy74db9202010-04-29 17:44:43 +05303288 exit(1);
3289 }
3290 break;
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303291 case QEMU_OPTION_virtfs: {
Stefan Hajnoczie14ea472011-03-16 08:31:43 +00003292 QemuOpts *fsdev;
3293 QemuOpts *device;
Antonios Motakis1a6ed332019-10-10 11:36:05 +02003294 const char *writeout, *sock_fd, *socket, *path, *security_model,
3295 *multidevs;
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303296
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02003297 olist = qemu_find_opts("virtfs");
3298 if (!olist) {
Eduardo Habkost5dfdae82015-10-30 13:08:02 -02003299 error_report("virtfs support is disabled");
Gerd Hoffmann03b0ba72010-08-20 13:52:02 +02003300 exit(1);
3301 }
Markus Armbruster70b94332015-02-13 12:50:26 +01003302 opts = qemu_opts_parse_noisily(olist, optarg, true);
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303303 if (!opts) {
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303304 exit(1);
3305 }
3306
Aneesh Kumar K.Vfbcbf102011-10-13 12:28:04 +05303307 if (qemu_opt_get(opts, "fsdriver") == NULL ||
Aneesh Kumar K.V99519f02011-12-14 13:48:59 +05303308 qemu_opt_get(opts, "mount_tag") == NULL) {
Eduardo Habkost8afb9002015-10-30 13:07:54 -02003309 error_report("Usage: -virtfs fsdriver,mount_tag=tag");
Venkateswararao Jujjuri (JV)9ce56db2010-06-14 13:34:40 -07003310 exit(1);
3311 }
Stefan Hajnoczie14ea472011-03-16 08:31:43 +00003312 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
Chris Webb3baa0a62011-11-24 17:05:18 +00003313 qemu_opts_id(opts) ?:
Luiz Capitulino8be7e7e2012-03-20 15:51:57 -03003314 qemu_opt_get(opts, "mount_tag"),
3315 1, NULL);
Stefan Hajnoczie14ea472011-03-16 08:31:43 +00003316 if (!fsdev) {
Chris Webb3baa0a62011-11-24 17:05:18 +00003317 error_report("duplicate or invalid fsdev id: %s",
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003318 qemu_opt_get(opts, "mount_tag"));
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303319 exit(1);
3320 }
Aneesh Kumar K.Vd3ab98e2011-10-12 19:11:23 +05303321
3322 writeout = qemu_opt_get(opts, "writeout");
3323 if (writeout) {
3324#ifdef CONFIG_SYNC_FILE_RANGE
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003325 qemu_opt_set(fsdev, "writeout", writeout, &error_abort);
Aneesh Kumar K.Vd3ab98e2011-10-12 19:11:23 +05303326#else
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003327 error_report("writeout=immediate not supported "
3328 "on this platform");
Aneesh Kumar K.Vd3ab98e2011-10-12 19:11:23 +05303329 exit(1);
3330#endif
3331 }
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003332 qemu_opt_set(fsdev, "fsdriver",
3333 qemu_opt_get(opts, "fsdriver"), &error_abort);
Greg Kurz32b69432017-09-04 09:59:01 +02003334 path = qemu_opt_get(opts, "path");
3335 if (path) {
3336 qemu_opt_set(fsdev, "path", path, &error_abort);
3337 }
3338 security_model = qemu_opt_get(opts, "security_model");
3339 if (security_model) {
3340 qemu_opt_set(fsdev, "security_model", security_model,
3341 &error_abort);
3342 }
M. Mohan Kumar84a87cc2011-12-14 13:58:47 +05303343 socket = qemu_opt_get(opts, "socket");
3344 if (socket) {
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003345 qemu_opt_set(fsdev, "socket", socket, &error_abort);
M. Mohan Kumar84a87cc2011-12-14 13:58:47 +05303346 }
M. Mohan Kumar4c793dd2011-12-14 13:49:28 +05303347 sock_fd = qemu_opt_get(opts, "sock_fd");
3348 if (sock_fd) {
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003349 qemu_opt_set(fsdev, "sock_fd", sock_fd, &error_abort);
M. Mohan Kumar4c793dd2011-12-14 13:49:28 +05303350 }
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303351
M. Mohan Kumar2c74c2c2011-10-25 12:10:39 +05303352 qemu_opt_set_bool(fsdev, "readonly",
Markus Armbrustercccb7962015-02-12 16:37:44 +01003353 qemu_opt_get_bool(opts, "readonly", 0),
3354 &error_abort);
Antonios Motakis1a6ed332019-10-10 11:36:05 +02003355 multidevs = qemu_opt_get(opts, "multidevs");
3356 if (multidevs) {
3357 qemu_opt_set(fsdev, "multidevs", multidevs, &error_abort);
3358 }
Peter Crosthwaite87ea75d2014-01-01 18:49:17 -08003359 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3360 &error_abort);
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003361 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
Stefan Hajnoczie14ea472011-03-16 08:31:43 +00003362 qemu_opt_set(device, "fsdev",
Chris Webb3baa0a62011-11-24 17:05:18 +00003363 qemu_opts_id(fsdev), &error_abort);
Stefan Hajnoczie14ea472011-03-16 08:31:43 +00003364 qemu_opt_set(device, "mount_tag",
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003365 qemu_opt_get(opts, "mount_tag"), &error_abort);
Gautham R Shenoy3d54abc2010-04-29 17:45:03 +05303366 break;
3367 }
Aneesh Kumar K.V9db221a2011-10-25 12:10:40 +05303368 case QEMU_OPTION_virtfs_synth: {
3369 QemuOpts *fsdev;
3370 QemuOpts *device;
3371
Greg Kurz6e4199a2019-05-17 17:34:48 +02003372 warn_report("'-virtfs_synth' is deprecated, please use "
3373 "'-fsdev synth' and '-device virtio-9p-...' "
3374 "instead");
3375
Luiz Capitulino8be7e7e2012-03-20 15:51:57 -03003376 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3377 1, NULL);
Aneesh Kumar K.V9db221a2011-10-25 12:10:40 +05303378 if (!fsdev) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003379 error_report("duplicate option: %s", "virtfs_synth");
Aneesh Kumar K.V9db221a2011-10-25 12:10:40 +05303380 exit(1);
3381 }
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003382 qemu_opt_set(fsdev, "fsdriver", "synth", &error_abort);
Aneesh Kumar K.V9db221a2011-10-25 12:10:40 +05303383
Peter Crosthwaite87ea75d2014-01-01 18:49:17 -08003384 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3385 &error_abort);
Markus Armbrusterf43e47d2015-02-12 17:52:20 +01003386 qemu_opt_set(device, "driver", "virtio-9p-pci", &error_abort);
3387 qemu_opt_set(device, "fsdev", "v_synth", &error_abort);
3388 qemu_opt_set(device, "mount_tag", "v_synth", &error_abort);
Aneesh Kumar K.V9db221a2011-10-25 12:10:40 +05303389 break;
3390 }
bellard82c643f2004-07-14 17:28:13 +00003391 case QEMU_OPTION_serial:
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01003392 add_device_config(DEV_SERIAL, optarg);
3393 default_serial = 0;
Jan Kiszka18141ed2010-03-07 11:28:40 +01003394 if (strncmp(optarg, "mon:", 4) == 0) {
3395 default_monitor = 0;
3396 }
bellard82c643f2004-07-14 17:28:13 +00003397 break;
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01003398 case QEMU_OPTION_watchdog:
Markus Armbruster09aaa162009-08-21 10:31:34 +02003399 if (watchdog) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003400 error_report("only one watchdog option may be given");
Markus Armbruster09aaa162009-08-21 10:31:34 +02003401 return 1;
3402 }
3403 watchdog = optarg;
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01003404 break;
3405 case QEMU_OPTION_watchdog_action:
3406 if (select_watchdog_action(optarg) == -1) {
Eduardo Habkost3e515372015-10-30 13:07:58 -02003407 error_report("unknown -watchdog-action parameter");
Richard W.M. Jones9dd986c2009-04-25 13:56:19 +01003408 exit(1);
3409 }
3410 break;
bellard6508fe52005-01-15 12:02:56 +00003411 case QEMU_OPTION_parallel:
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01003412 add_device_config(DEV_PARALLEL, optarg);
3413 default_parallel = 0;
Jan Kiszka18141ed2010-03-07 11:28:40 +01003414 if (strncmp(optarg, "mon:", 4) == 0) {
3415 default_monitor = 0;
3416 }
bellard6508fe52005-01-15 12:02:56 +00003417 break;
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08003418 case QEMU_OPTION_debugcon:
3419 add_device_config(DEV_DEBUGCON, optarg);
3420 break;
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003421 case QEMU_OPTION_loadvm:
3422 loadvm = optarg;
3423 break;
bellardd63d3072004-10-03 13:29:03 +00003424 case QEMU_OPTION_full_screen:
Gerd Hoffmann0c8d7062018-02-02 12:10:14 +01003425 dpy.has_full_screen = true;
3426 dpy.full_screen = true;
bellardd63d3072004-10-03 13:29:03 +00003427 break;
ths3780e192007-06-21 21:08:02 +00003428 case QEMU_OPTION_alt_grab:
3429 alt_grab = 1;
3430 break;
Dustin Kirkland0ca9f8a2009-09-17 15:48:04 -05003431 case QEMU_OPTION_ctrl_grab:
3432 ctrl_grab = 1;
3433 break;
ths667acca2006-12-11 02:08:05 +00003434 case QEMU_OPTION_no_quit:
Gerd Hoffmann0c8d7062018-02-02 12:10:14 +01003435 dpy.has_window_close = true;
3436 dpy.window_close = false;
ths667acca2006-12-11 02:08:05 +00003437 break;
aliguori7d957bd2009-01-15 22:14:11 +00003438 case QEMU_OPTION_sdl:
Michael Tokarev24f6ff82013-06-15 14:44:20 +04003439#ifdef CONFIG_SDL
Gerd Hoffmannfe91f362018-02-02 12:10:15 +01003440 dpy.type = DISPLAY_TYPE_SDL;
aliguori7d957bd2009-01-15 22:14:11 +00003441 break;
Jes Sorensen58fc0962011-03-16 13:33:34 +01003442#else
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003443 error_report("SDL support is disabled");
Jes Sorensen58fc0962011-03-16 13:33:34 +01003444 exit(1);
ths667acca2006-12-11 02:08:05 +00003445#endif
bellardf7cce892004-12-08 22:21:25 +00003446 case QEMU_OPTION_pidfile:
ths93815bc2007-03-19 15:58:31 +00003447 pid_file = optarg;
bellardf7cce892004-12-08 22:21:25 +00003448 break;
bellarda09db212005-04-30 16:10:35 +00003449 case QEMU_OPTION_win2k_hack:
3450 win2k_install_hack = 1;
3451 break;
aliguori8a92ea22009-02-27 20:12:36 +00003452 case QEMU_OPTION_acpitable:
Markus Armbruster70b94332015-02-13 12:50:26 +01003453 opts = qemu_opts_parse_noisily(qemu_find_opts("acpi"),
3454 optarg, true);
Laszlo Ersekf46e7202013-11-28 18:12:59 +01003455 if (!opts) {
3456 exit(1);
3457 }
Paolo Bonzini9f570612016-12-22 17:12:33 +01003458 acpi_table_add(opts, &error_fatal);
aliguori8a92ea22009-02-27 20:12:36 +00003459 break;
aliguorib6f6e3d2009-04-17 18:59:56 +00003460 case QEMU_OPTION_smbios:
Markus Armbruster70b94332015-02-13 12:50:26 +01003461 opts = qemu_opts_parse_noisily(qemu_find_opts("smbios"),
3462 optarg, false);
Laszlo Ersekf46e7202013-11-28 18:12:59 +01003463 if (!opts) {
3464 exit(1);
3465 }
Leif Lindholm1007a372016-12-22 15:18:28 +00003466 smbios_entry_add(opts, &error_fatal);
aliguorib6f6e3d2009-04-17 18:59:56 +00003467 break;
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04003468 case QEMU_OPTION_fwcfg:
Markus Armbruster70b94332015-02-13 12:50:26 +01003469 opts = qemu_opts_parse_noisily(qemu_find_opts("fw_cfg"),
3470 optarg, true);
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04003471 if (opts == NULL) {
3472 exit(1);
3473 }
3474 break;
Igor Mammedov047f7032018-05-11 19:24:43 +02003475 case QEMU_OPTION_preconfig:
3476 preconfig_exit_requested = false;
3477 break;
aliguori7ba1e612008-11-05 16:04:33 +00003478 case QEMU_OPTION_enable_kvm:
Anthony PERARD303d4e82010-09-21 20:05:31 +01003479 olist = qemu_find_opts("machine");
Markus Armbruster70b94332015-02-13 12:50:26 +01003480 qemu_opts_parse_noisily(olist, "accel=kvm", false);
Anthony PERARD303d4e82010-09-21 20:05:31 +01003481 break;
Marcel Apfelbaum364c3e62015-01-07 14:11:38 +02003482 case QEMU_OPTION_M:
Anthony PERARD303d4e82010-09-21 20:05:31 +01003483 case QEMU_OPTION_machine:
3484 olist = qemu_find_opts("machine");
Markus Armbruster70b94332015-02-13 12:50:26 +01003485 opts = qemu_opts_parse_noisily(olist, optarg, true);
Anthony PERARD303d4e82010-09-21 20:05:31 +01003486 if (!opts) {
Anthony PERARD303d4e82010-09-21 20:05:31 +01003487 exit(1);
3488 }
aliguori7ba1e612008-11-05 16:04:33 +00003489 break;
Jan Kiszkaa0dac022012-10-05 14:51:45 -03003490 case QEMU_OPTION_no_kvm:
3491 olist = qemu_find_opts("machine");
Markus Armbruster70b94332015-02-13 12:50:26 +01003492 qemu_opts_parse_noisily(olist, "accel=tcg", false);
Jan Kiszkaa0dac022012-10-05 14:51:45 -03003493 break;
Thomas Hutha20fa792017-06-08 07:20:57 +02003494 case QEMU_OPTION_accel:
KONRAD Frederic8d4e9142017-02-23 18:29:08 +00003495 accel_opts = qemu_opts_parse_noisily(qemu_find_opts("accel"),
3496 optarg, true);
3497 optarg = qemu_opt_get(accel_opts, "accel");
Thomas Huthbde4d922017-05-04 07:24:41 +02003498 if (!optarg || is_help_option(optarg)) {
Wainer dos Santos Moschettacbe6d632019-05-30 17:57:55 -04003499 printf("Accelerators supported in QEMU binary:\n");
3500 GSList *el, *accel_list = object_class_get_list(TYPE_ACCEL,
3501 false);
3502 for (el = accel_list; el; el = el->next) {
3503 gchar *typename = g_strdup(object_class_get_name(
3504 OBJECT_CLASS(el->data)));
3505 /* omit qtest which is used for tests only */
3506 if (g_strcmp0(typename, ACCEL_CLASS_NAME("qtest")) &&
3507 g_str_has_suffix(typename, ACCEL_CLASS_SUFFIX)) {
3508 gchar **optname = g_strsplit(typename,
3509 ACCEL_CLASS_SUFFIX, 0);
3510 printf("%s\n", optname[0]);
3511 g_free(optname);
3512 }
3513 g_free(typename);
3514 }
3515 g_slist_free(accel_list);
Thomas Hutha20fa792017-06-08 07:20:57 +02003516 exit(0);
KONRAD Frederic8d4e9142017-02-23 18:29:08 +00003517 }
Thomas Huth3d5e90a2019-09-23 14:00:29 +02003518 if (optarg && strchr(optarg, ':')) {
3519 error_report("Don't use ':' with -accel, "
3520 "use -M accel=... for now instead");
3521 exit(1);
3522 }
Thomas Hutha20fa792017-06-08 07:20:57 +02003523 opts = qemu_opts_create(qemu_find_opts("machine"), NULL,
3524 false, &error_abort);
3525 qemu_opt_set(opts, "accel", optarg, &error_abort);
KONRAD Frederic8d4e9142017-02-23 18:29:08 +00003526 break;
bellardbb36d472005-11-05 14:22:28 +00003527 case QEMU_OPTION_usb:
Peter Maydellfa5358c2012-11-22 16:48:45 +00003528 olist = qemu_find_opts("machine");
Markus Armbruster70b94332015-02-13 12:50:26 +01003529 qemu_opts_parse_noisily(olist, "usb=on", false);
bellardbb36d472005-11-05 14:22:28 +00003530 break;
bellarda594cfb2005-11-06 16:13:29 +00003531 case QEMU_OPTION_usbdevice:
Thomas Hutha358a3a2017-05-19 08:35:16 +02003532 error_report("'-usbdevice' is deprecated, please use "
3533 "'-device usb-...' instead");
Peter Maydellfa5358c2012-11-22 16:48:45 +00003534 olist = qemu_find_opts("machine");
Markus Armbruster70b94332015-02-13 12:50:26 +01003535 qemu_opts_parse_noisily(olist, "usb=on", false);
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02003536 add_device_config(DEV_USB, optarg);
3537 break;
3538 case QEMU_OPTION_device:
Markus Armbruster70b94332015-02-13 12:50:26 +01003539 if (!qemu_opts_parse_noisily(qemu_find_opts("device"),
3540 optarg, true)) {
Gerd Hoffmannf31d07d2009-07-31 12:25:37 +02003541 exit(1);
3542 }
bellarda594cfb2005-11-06 16:13:29 +00003543 break;
bellard6a00d602005-11-21 23:25:50 +00003544 case QEMU_OPTION_smp:
Markus Armbruster70b94332015-02-13 12:50:26 +01003545 if (!qemu_opts_parse_noisily(qemu_find_opts("smp-opts"),
3546 optarg, true)) {
Jes Sorensen6be68d72009-07-23 17:03:42 +02003547 exit(1);
3548 }
bellard6a00d602005-11-21 23:25:50 +00003549 break;
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003550 case QEMU_OPTION_vnc:
Eduardo Habkost7b1ee0f2016-05-12 11:09:59 -03003551 vnc_parse(optarg, &error_fatal);
Jes Sorensen821601e2011-03-16 13:33:36 +01003552 break;
bellard6515b202006-05-03 22:02:44 +00003553 case QEMU_OPTION_no_acpi:
3554 acpi_enabled = 0;
3555 break;
aliguori16b29ae2008-12-17 23:28:44 +00003556 case QEMU_OPTION_no_hpet:
3557 no_hpet = 1;
3558 break;
bellardd1beab82006-10-02 19:44:22 +00003559 case QEMU_OPTION_no_reboot:
3560 no_reboot = 1;
3561 break;
aurel32b2f76162008-04-11 21:35:52 +00003562 case QEMU_OPTION_no_shutdown:
3563 no_shutdown = 1;
3564 break;
balrog9467cd42007-05-01 01:34:14 +00003565 case QEMU_OPTION_show_cursor:
3566 cursor_hide = 0;
3567 break;
blueswir18fcb1b92008-09-18 18:29:08 +00003568 case QEMU_OPTION_uuid:
Fam Zheng9c5ce8d2016-09-21 12:27:22 +08003569 if (qemu_uuid_parse(optarg, &qemu_uuid) < 0) {
Eduardo Habkost4cd70f32015-10-30 13:07:56 -02003570 error_report("failed to parse UUID string: wrong format");
blueswir18fcb1b92008-09-18 18:29:08 +00003571 exit(1);
3572 }
Markus Armbrusterfc3b3292013-08-16 15:18:31 +02003573 qemu_uuid_set = true;
blueswir18fcb1b92008-09-18 18:29:08 +00003574 break;
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003575 case QEMU_OPTION_option_rom:
3576 if (nb_option_roms >= MAX_OPTION_ROMS) {
Eduardo Habkost3e515372015-10-30 13:07:58 -02003577 error_report("too many option ROMs");
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003578 exit(1);
3579 }
Markus Armbruster70b94332015-02-13 12:50:26 +01003580 opts = qemu_opts_parse_noisily(qemu_find_opts("option-rom"),
3581 optarg, true);
Markus Armbruster49295eb2013-02-08 21:22:19 +01003582 if (!opts) {
3583 exit(1);
3584 }
Gleb Natapov2e55e842010-12-08 13:35:07 +02003585 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3586 option_rom[nb_option_roms].bootindex =
3587 qemu_opt_get_number(opts, "bootindex", -1);
3588 if (!option_rom[nb_option_roms].name) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003589 error_report("Option ROM file is not specified");
Gleb Natapov2e55e842010-12-08 13:35:07 +02003590 exit(1);
3591 }
Marcel Apfelbaum99efa842015-01-11 12:56:51 +02003592 nb_option_roms++;
3593 break;
pbrook8e716212007-01-20 17:12:09 +00003594 case QEMU_OPTION_semihosting:
Alex Bennéef1672e62019-05-13 14:43:57 +01003595 qemu_semihosting_enable();
Liviu Ionescua38bb072014-12-11 12:07:48 +00003596 break;
3597 case QEMU_OPTION_semihosting_config:
Alex Bennéef1672e62019-05-13 14:43:57 +01003598 if (qemu_semihosting_config_options(optarg) != 0) {
Liviu Ionescua38bb072014-12-11 12:07:48 +00003599 exit(1);
3600 }
pbrook8e716212007-01-20 17:12:09 +00003601 break;
thsc35734b2007-03-19 15:17:08 +00003602 case QEMU_OPTION_name:
Markus Armbruster70b94332015-02-13 12:50:26 +01003603 opts = qemu_opts_parse_noisily(qemu_find_opts("name"),
3604 optarg, true);
Dr. David Alan Gilbert5d12f962014-01-30 10:20:30 +00003605 if (!opts) {
3606 exit(1);
3607 }
thsc35734b2007-03-19 15:17:08 +00003608 break;
blueswir166508602007-05-01 14:16:52 +00003609 case QEMU_OPTION_prom_env:
3610 if (nb_prom_envs >= MAX_PROM_ENVS) {
Eduardo Habkost3e515372015-10-30 13:07:58 -02003611 error_report("too many prom variables");
blueswir166508602007-05-01 14:16:52 +00003612 exit(1);
3613 }
3614 prom_envs[nb_prom_envs] = optarg;
3615 nb_prom_envs++;
3616 break;
balrog2b8f2d42007-07-27 22:08:46 +00003617 case QEMU_OPTION_old_param:
3618 old_param = 1;
ths05ebd532008-01-08 19:32:16 +00003619 break;
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02003620 case QEMU_OPTION_rtc:
Markus Armbruster70b94332015-02-13 12:50:26 +01003621 opts = qemu_opts_parse_noisily(qemu_find_opts("rtc"), optarg,
3622 false);
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02003623 if (!opts) {
Jan Kiszka1ed2fc12009-09-15 13:36:04 +02003624 exit(1);
bellard7e0af5d02007-11-07 16:24:33 +00003625 }
3626 break;
bellard26a5f132008-05-28 12:30:31 +00003627 case QEMU_OPTION_tb_size:
Emilio G. Cotaf9404882017-07-09 03:49:53 -04003628#ifndef CONFIG_TCG
3629 error_report("TCG is disabled");
3630 exit(1);
3631#endif
Paolo Bonzini8b3ae692017-07-03 17:44:13 +02003632 if (qemu_strtoul(optarg, NULL, 0, &tcg_tb_size) < 0) {
3633 error_report("Invalid argument to -tb-size");
3634 exit(1);
Jan Kiszkad5ab9712011-08-02 16:10:21 +02003635 }
bellard26a5f132008-05-28 12:30:31 +00003636 break;
pbrook2e70f6e2008-06-29 01:03:05 +00003637 case QEMU_OPTION_icount:
Markus Armbruster70b94332015-02-13 12:50:26 +01003638 icount_opts = qemu_opts_parse_noisily(qemu_find_opts("icount"),
3639 optarg, true);
Sebastian Tanase1ad95802014-07-25 11:56:28 +02003640 if (!icount_opts) {
3641 exit(1);
3642 }
pbrook2e70f6e2008-06-29 01:03:05 +00003643 break;
aliguori5bb79102008-10-13 03:12:02 +00003644 case QEMU_OPTION_incoming:
Dr. David Alan Gilbert7c762352015-02-26 14:16:06 +00003645 if (!incoming) {
3646 runstate_set(RUN_STATE_INMIGRATE);
3647 }
aliguori5bb79102008-10-13 03:12:02 +00003648 incoming = optarg;
3649 break;
Ashijeet Acharyad15c05f2017-01-16 17:01:51 +05303650 case QEMU_OPTION_only_migratable:
Markus Armbruster811f8652019-04-01 11:08:24 +02003651 only_migratable = 1;
Ashijeet Acharyad15c05f2017-01-16 17:01:51 +05303652 break;
Gerd Hoffmannd8c208d2009-12-08 13:11:46 +01003653 case QEMU_OPTION_nodefaults:
Mark Wud44229c2014-03-10 22:37:40 +08003654 has_defaults = 0;
Gerd Hoffmannd8c208d2009-12-08 13:11:46 +01003655 break;
aliguorie37630c2009-04-22 15:19:10 +00003656 case QEMU_OPTION_xen_domid:
Blue Swirlad960902010-03-29 19:23:52 +00003657 if (!(xen_available())) {
Markus Armbrusterda002522016-05-31 10:31:38 +02003658 error_report("Option not supported for this target");
Blue Swirlad960902010-03-29 19:23:52 +00003659 exit(1);
3660 }
aliguorie37630c2009-04-22 15:19:10 +00003661 xen_domid = atoi(optarg);
3662 break;
aliguorie37630c2009-04-22 15:19:10 +00003663 case QEMU_OPTION_xen_attach:
Blue Swirlad960902010-03-29 19:23:52 +00003664 if (!(xen_available())) {
Markus Armbrusterda002522016-05-31 10:31:38 +02003665 error_report("Option not supported for this target");
Blue Swirlad960902010-03-29 19:23:52 +00003666 exit(1);
3667 }
aliguorie37630c2009-04-22 15:19:10 +00003668 xen_mode = XEN_ATTACH;
3669 break;
Paul Durrant1c599472017-03-22 09:39:15 +00003670 case QEMU_OPTION_xen_domid_restrict:
3671 if (!(xen_available())) {
3672 error_report("Option not supported for this target");
3673 exit(1);
3674 }
3675 xen_domid_restrict = true;
3676 break;
Prerna Saxenaab6540d2010-08-09 11:48:32 +01003677 case QEMU_OPTION_trace:
Denis V. Luneve9e0bb22016-06-17 17:44:10 +03003678 g_free(trace_file);
3679 trace_file = trace_opt_parse(optarg);
Prerna Saxenaab6540d2010-08-09 11:48:32 +01003680 break;
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003681 case QEMU_OPTION_readconfig:
3682 {
Kevin Wolfdcfb0932010-03-05 17:25:55 +01003683 int ret = qemu_read_config_file(optarg);
3684 if (ret < 0) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003685 error_report("read config %s: %s", optarg,
3686 strerror(-ret));
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003687 exit(1);
3688 }
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003689 break;
3690 }
Gerd Hoffmann29b00402010-03-11 11:13:27 -03003691 case QEMU_OPTION_spice:
3692 olist = qemu_find_opts("spice");
3693 if (!olist) {
Eduardo Habkost5dfdae82015-10-30 13:08:02 -02003694 error_report("spice support is disabled");
Gerd Hoffmann29b00402010-03-11 11:13:27 -03003695 exit(1);
3696 }
Markus Armbruster70b94332015-02-13 12:50:26 +01003697 opts = qemu_opts_parse_noisily(olist, optarg, false);
Gerd Hoffmann29b00402010-03-11 11:13:27 -03003698 if (!opts) {
Gerd Hoffmann29b00402010-03-11 11:13:27 -03003699 exit(1);
3700 }
Gerd Hoffmannf963e4d2013-02-25 16:02:30 +01003701 display_remote++;
Gerd Hoffmann29b00402010-03-11 11:13:27 -03003702 break;
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003703 case QEMU_OPTION_writeconfig:
3704 {
3705 FILE *fp;
3706 if (strcmp(optarg, "-") == 0) {
3707 fp = stdout;
3708 } else {
3709 fp = fopen(optarg, "w");
3710 if (fp == NULL) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003711 error_report("open %s: %s", optarg,
3712 strerror(errno));
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003713 exit(1);
3714 }
3715 }
3716 qemu_config_write(fp);
Chen Gang7fb8b5d2014-04-22 09:12:34 +08003717 if (fp != stdout) {
3718 fclose(fp);
3719 }
Gerd Hoffmann715a6642009-10-14 10:39:28 +02003720 break;
3721 }
Anthony Liguoric7f0f3b2012-03-28 15:42:02 +02003722 case QEMU_OPTION_qtest:
3723 qtest_chrdev = optarg;
3724 break;
3725 case QEMU_OPTION_qtest_log:
3726 qtest_log = optarg;
3727 break;
Eduardo Otubo7d76ad42012-08-14 18:44:08 -03003728 case QEMU_OPTION_sandbox:
Marc-André Lureau2bb814a2019-04-29 15:47:57 +02003729 olist = qemu_find_opts("sandbox");
3730 if (!olist) {
3731#ifndef CONFIG_SECCOMP
3732 error_report("-sandbox support is not enabled "
3733 "in this QEMU binary");
3734#endif
3735 exit(1);
3736 }
3737
3738 opts = qemu_opts_parse_noisily(olist, optarg, true);
Eduardo Otubo7d76ad42012-08-14 18:44:08 -03003739 if (!opts) {
Markus Armbruster49295eb2013-02-08 21:22:19 +01003740 exit(1);
Eduardo Otubo7d76ad42012-08-14 18:44:08 -03003741 }
3742 break;
Corey Bryant587ed6b2012-10-18 15:19:34 -04003743 case QEMU_OPTION_add_fd:
3744#ifndef _WIN32
Markus Armbruster70b94332015-02-13 12:50:26 +01003745 opts = qemu_opts_parse_noisily(qemu_find_opts("add-fd"),
3746 optarg, false);
Corey Bryant587ed6b2012-10-18 15:19:34 -04003747 if (!opts) {
Markus Armbruster49295eb2013-02-08 21:22:19 +01003748 exit(1);
Corey Bryant587ed6b2012-10-18 15:19:34 -04003749 }
3750#else
3751 error_report("File descriptor passing is disabled on this "
3752 "platform");
3753 exit(1);
3754#endif
3755 break;
Anthony Liguori68d98d32012-06-25 14:36:33 -05003756 case QEMU_OPTION_object:
Markus Armbruster70b94332015-02-13 12:50:26 +01003757 opts = qemu_opts_parse_noisily(qemu_find_opts("object"),
3758 optarg, true);
Markus Armbruster49295eb2013-02-08 21:22:19 +01003759 if (!opts) {
3760 exit(1);
3761 }
Anthony Liguori68d98d32012-06-25 14:36:33 -05003762 break;
Satoru Moriya888a6bc2013-04-19 16:42:06 +02003763 case QEMU_OPTION_realtime:
Thomas Huth583f34c2019-04-11 19:53:45 +02003764 warn_report("'-realtime mlock=...' is deprecated, please use "
3765 "'-overcommit mem-lock=...' instead");
Markus Armbruster70b94332015-02-13 12:50:26 +01003766 opts = qemu_opts_parse_noisily(qemu_find_opts("realtime"),
3767 optarg, false);
Satoru Moriya888a6bc2013-04-19 16:42:06 +02003768 if (!opts) {
3769 exit(1);
3770 }
Michael S. Tsirkin6f131f12018-06-22 22:22:05 +03003771 /* Don't override the -overcommit option if set */
3772 enable_mlock = enable_mlock ||
3773 qemu_opt_get_bool(opts, "mlock", true);
3774 break;
3775 case QEMU_OPTION_overcommit:
3776 opts = qemu_opts_parse_noisily(qemu_find_opts("overcommit"),
3777 optarg, false);
3778 if (!opts) {
3779 exit(1);
3780 }
3781 /* Don't override the -realtime option if set */
3782 enable_mlock = enable_mlock ||
3783 qemu_opt_get_bool(opts, "mem-lock", false);
3784 enable_cpu_pm = qemu_opt_get_bool(opts, "cpu-pm", false);
Satoru Moriya888a6bc2013-04-19 16:42:06 +02003785 break;
Seiji Aguchi5e2ac512013-07-03 23:02:46 -04003786 case QEMU_OPTION_msg:
Markus Armbruster70b94332015-02-13 12:50:26 +01003787 opts = qemu_opts_parse_noisily(qemu_find_opts("msg"), optarg,
3788 false);
Seiji Aguchi5e2ac512013-07-03 23:02:46 -04003789 if (!opts) {
3790 exit(1);
3791 }
3792 configure_msg(opts);
3793 break;
Amit Shahabfd9ce2014-06-20 18:56:08 +05303794 case QEMU_OPTION_dump_vmstate:
Gonglei522abf62014-10-29 20:49:43 +08003795 if (vmstate_dump_file) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003796 error_report("only one '-dump-vmstate' "
3797 "option may be given");
Gonglei522abf62014-10-29 20:49:43 +08003798 exit(1);
3799 }
Amit Shahabfd9ce2014-06-20 18:56:08 +05303800 vmstate_dump_file = fopen(optarg, "w");
3801 if (vmstate_dump_file == NULL) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003802 error_report("open %s: %s", optarg, strerror(errno));
Amit Shahabfd9ce2014-06-20 18:56:08 +05303803 exit(1);
3804 }
3805 break;
Emilio G. Cota12df1892018-08-15 11:42:49 -04003806 case QEMU_OPTION_enable_sync_profile:
3807 qsp_enable();
3808 break;
Michal Privoznikaec0d0e2018-05-14 15:45:45 +02003809 case QEMU_OPTION_nouserconfig:
3810 /* Nothing to be parsed here. Especially, do not error out below. */
3811 break;
Jes Sorensen59a52642010-06-10 11:42:25 +02003812 default:
Thomas Huth1217d6ca2018-05-04 19:01:07 +02003813 if (os_parse_cmd_args(popt->index, optarg)) {
3814 error_report("Option not supported in this build");
3815 exit(1);
3816 }
bellardcd6f1162004-05-13 22:02:20 +00003817 }
bellard0824d6f2003-06-24 13:42:40 +00003818 }
3819 }
Eduardo Habkost43fa1e02016-02-12 17:02:25 -02003820 /*
3821 * Clear error location left behind by the loop.
3822 * Best done right after the loop. Do not insert code here!
3823 */
3824 loc_set_none();
Marcel Apfelbaum364c3e62015-01-07 14:11:38 +02003825
Markus Armbrusterfc4a4732019-03-08 14:14:36 +01003826 user_register_global_props();
3827
Pavel Dovgalyuk4c27b852015-09-17 19:25:18 +03003828 replay_configure(icount_opts);
3829
Igor Mammedov047f7032018-05-11 19:24:43 +02003830 if (incoming && !preconfig_exit_requested) {
3831 error_report("'preconfig' and 'incoming' options are "
3832 "mutually exclusive");
3833 exit(EXIT_FAILURE);
3834 }
3835
Artem Pisarenkoeb6a5202018-10-18 13:12:54 +06003836 configure_rtc(qemu_find_opts_singleton("rtc"));
3837
Markus Armbruster7580f232016-02-16 15:51:53 +01003838 machine_class = select_machine();
Markus Armbruster1a3ec8c2019-03-08 14:14:34 +01003839 object_set_machine_compat_props(machine_class->compat_props);
Nikunj A Dadhania076b35b2015-05-07 15:33:57 +10003840
3841 set_memory_options(&ram_slots, &maxram_size, machine_class);
Marcel Apfelbaum3b9985e2015-01-11 12:38:43 +02003842
Igor Mammedov2d9c2722014-06-02 15:25:00 +02003843 os_daemonize();
Paolo Bonzini73c6e402016-01-27 08:49:21 +01003844 rcu_disable_atfork();
Igor Mammedov2d9c2722014-06-02 15:25:00 +02003845
Marc-André Lureau9e6bdef2018-08-31 16:53:12 +02003846 if (pid_file && !qemu_write_pidfile(pid_file, &err)) {
3847 error_reportf_err(err, "cannot create PID file: ");
Michael Tokarev004c8e02016-11-02 17:18:50 +03003848 exit(1);
3849 }
3850
Marc-André Lureau90a84d12018-09-07 16:13:19 +04003851 qemu_unlink_pidfile_notifier.notify = qemu_unlink_pidfile;
3852 qemu_add_exit_notifier(&qemu_unlink_pidfile_notifier);
3853
Chrysostomos Nanakos2f78e492014-09-18 14:30:49 +03003854 if (qemu_init_main_loop(&main_loop_err)) {
Markus Armbruster565f65d2015-02-12 13:55:05 +01003855 error_report_err(main_loop_err);
Paolo Bonzini1c537862012-10-30 00:17:12 +01003856 exit(1);
3857 }
3858
Yi Min Zhao9d0fdec2018-05-31 11:29:37 +08003859#ifdef CONFIG_SECCOMP
Marc-André Lureau57807602018-08-30 16:33:48 +02003860 olist = qemu_find_opts_err("sandbox", NULL);
Markus Armbruster65484592018-10-17 10:26:41 +02003861 if (olist) {
3862 qemu_opts_foreach(olist, parse_sandbox, NULL, &error_fatal);
Eduardo Otubo7d76ad42012-08-14 18:44:08 -03003863 }
Yi Min Zhao9d0fdec2018-05-31 11:29:37 +08003864#endif
Eduardo Otubo7d76ad42012-08-14 18:44:08 -03003865
Markus Armbruster5343bda2018-10-17 10:26:59 +02003866 qemu_opts_foreach(qemu_find_opts("name"),
3867 parse_name, NULL, &error_fatal);
Dr. David Alan Gilbert5b9d3132014-05-06 12:15:55 +01003868
Corey Bryant587ed6b2012-10-18 15:19:34 -04003869#ifndef _WIN32
Markus Armbruster63532182018-10-17 10:26:42 +02003870 qemu_opts_foreach(qemu_find_opts("add-fd"),
3871 parse_add_fd, NULL, &error_fatal);
Corey Bryant587ed6b2012-10-18 15:19:34 -04003872
Markus Armbruster63532182018-10-17 10:26:42 +02003873 qemu_opts_foreach(qemu_find_opts("add-fd"),
3874 cleanup_add_fd, NULL, &error_fatal);
Corey Bryant587ed6b2012-10-18 15:19:34 -04003875#endif
3876
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02003877 current_machine = MACHINE(object_new(object_class_get_name(
3878 OBJECT_CLASS(machine_class))));
Marcel Apfelbaum52eb3df2014-12-16 16:58:06 +00003879 if (machine_help_func(qemu_get_machine_opts(), current_machine)) {
3880 exit(0);
3881 }
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02003882 object_property_add_child(object_get_root(), "machine",
3883 OBJECT(current_machine), &error_abort);
Markus Armbrustere2fb3fb2019-03-08 14:14:37 +01003884 object_property_add_child(container_get(OBJECT(current_machine),
3885 "/unattached"),
3886 "sysbus", OBJECT(sysbus_get_default()),
3887 NULL);
Peter Maydell20bccb82016-10-24 16:26:49 +01003888
3889 if (machine_class->minimum_page_bits) {
3890 if (!set_preferred_target_page_bits(machine_class->minimum_page_bits)) {
3891 /* This would be a board error: specifying a minimum smaller than
3892 * a target's compile-time fixed setting.
3893 */
3894 g_assert_not_reached();
3895 }
3896 }
3897
Paolo Bonzinib5c2c3d2014-06-11 10:52:32 +02003898 cpu_exec_init_all();
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02003899
Marcel Apfelbaum958db902014-04-09 20:34:53 +03003900 if (machine_class->hw_version) {
Eduardo Habkost35c2c8d2015-10-30 17:36:08 -02003901 qemu_set_hw_version(machine_class->hw_version);
Crístian Viana93bfef42012-05-30 00:35:51 -03003902 }
3903
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03003904 if (cpu_option && is_help_option(cpu_option)) {
3905 list_cpus(cpu_option);
Eduardo Habkostecf40be2012-03-09 16:19:07 -03003906 exit(0);
3907 }
3908
Denis V. Lunev62cb4142016-02-09 19:49:05 +03003909 if (!trace_init_backends()) {
3910 exit(1);
3911 }
Paolo Bonzini41fc57e2016-01-07 16:55:24 +03003912 trace_init_file(trace_file);
3913
Pranith Kumar67633bb2015-06-10 10:20:24 -04003914 /* Open the logfile at this point and set the log mask if necessary.
Matthew Fernandezc235d732011-06-07 16:32:40 +00003915 */
Pranith Kumar67633bb2015-06-10 10:20:24 -04003916 if (log_file) {
Markus Armbrusterdaa76aa2016-06-15 19:27:16 +02003917 qemu_set_log_filename(log_file, &error_fatal);
Pranith Kumar67633bb2015-06-10 10:20:24 -04003918 }
3919
Matthew Fernandezc235d732011-06-07 16:32:40 +00003920 if (log_mask) {
Peter Maydellb946bff2013-02-11 16:41:24 +00003921 int mask;
Peter Maydellb946bff2013-02-11 16:41:24 +00003922 mask = qemu_str_to_log_mask(log_mask);
3923 if (!mask) {
3924 qemu_print_log_usage(stdout);
3925 exit(1);
3926 }
3927 qemu_set_log(mask);
Paolo Bonzinied7f5f12016-01-07 16:55:30 +03003928 } else {
3929 qemu_set_log(0);
Matthew Fernandezc235d732011-06-07 16:32:40 +00003930 }
3931
Gerd Hoffmann3d5eeca2017-09-14 13:42:36 +02003932 /* add configured firmware directories */
3933 dirs = g_strsplit(CONFIG_QEMU_FIRMWAREPATH, G_SEARCHPATH_SEPARATOR_S, 0);
3934 for (i = 0; dirs[i] != NULL; i++) {
3935 qemu_add_data_dir(dirs[i]);
3936 }
Marc-André Lureau35471122018-01-04 17:05:14 +01003937 g_strfreev(dirs);
Gerd Hoffmann3d5eeca2017-09-14 13:42:36 +02003938
3939 /* try to find datadir relative to the executable path */
Marc-André Lureau35471122018-01-04 17:05:14 +01003940 dir = os_find_datadir();
3941 qemu_add_data_dir(dir);
3942 g_free(dir);
Gerd Hoffmann2a1cce92017-09-14 13:42:35 +02003943
Gerd Hoffmann3d5eeca2017-09-14 13:42:36 +02003944 /* add the datadir specified when building */
Gerd Hoffmann2a1cce92017-09-14 13:42:35 +02003945 qemu_add_data_dir(CONFIG_QEMU_DATADIR);
Paul Brook5cea8592009-05-30 00:52:44 +01003946
Richard W.M. Jones37146e72016-05-16 17:34:35 +01003947 /* -L help lists the data directories and exits. */
3948 if (list_data_dirs) {
3949 for (i = 0; i < data_dir_idx; i++) {
3950 printf("%s\n", data_dir[i]);
3951 }
3952 exit(0);
3953 }
3954
Emilio G. Cota72649612017-11-13 13:55:27 +00003955 /* machine_class: default to UP */
3956 machine_class->max_cpus = machine_class->max_cpus ?: 1;
3957 machine_class->min_cpus = machine_class->min_cpus ?: 1;
3958 machine_class->default_cpus = machine_class->default_cpus ?: 1;
3959
3960 /* default to machine_class->default_cpus */
Like Xua5e0b332019-05-19 04:54:28 +08003961 current_machine->smp.cpus = machine_class->default_cpus;
3962 current_machine->smp.max_cpus = machine_class->default_cpus;
3963 current_machine->smp.cores = 1;
3964 current_machine->smp.threads = 1;
Emilio G. Cota72649612017-11-13 13:55:27 +00003965
Like Xu6f479562019-06-20 13:45:24 +08003966 machine_class->smp_parse(current_machine,
3967 qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
Jes Sorensen6be68d72009-07-23 17:03:42 +02003968
Emilio G. Cota72649612017-11-13 13:55:27 +00003969 /* sanity-check smp_cpus and max_cpus against machine_class */
Like Xua5e0b332019-05-19 04:54:28 +08003970 if (current_machine->smp.cpus < machine_class->min_cpus) {
Emilio G. Cota72649612017-11-13 13:55:27 +00003971 error_report("Invalid SMP CPUs %d. The min CPUs "
Like Xua5e0b332019-05-19 04:54:28 +08003972 "supported by machine '%s' is %d",
3973 current_machine->smp.cpus,
Emilio G. Cota72649612017-11-13 13:55:27 +00003974 machine_class->name, machine_class->min_cpus);
3975 exit(1);
3976 }
Like Xua5e0b332019-05-19 04:54:28 +08003977 if (current_machine->smp.max_cpus > machine_class->max_cpus) {
Seeteena Thoufeekc0dd1092017-09-04 13:13:51 +05303978 error_report("Invalid SMP CPUs %d. The max CPUs "
Like Xua5e0b332019-05-19 04:54:28 +08003979 "supported by machine '%s' is %d",
3980 current_machine->smp.max_cpus,
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02003981 machine_class->name, machine_class->max_cpus);
aliguorib2097002008-10-07 20:39:39 +00003982 exit(1);
3983 }
3984
Anthony PERARD67b724e2010-11-22 15:44:15 +00003985 /*
3986 * Get the default machine options from the machine if it is not already
3987 * specified either by the configuration file or by the command line.
3988 */
Marcel Apfelbaum958db902014-04-09 20:34:53 +03003989 if (machine_class->default_machine_opts) {
Jan Kiszka25de5932012-01-27 19:55:43 +01003990 qemu_opts_set_defaults(qemu_find_opts("machine"),
Marcel Apfelbaum958db902014-04-09 20:34:53 +03003991 machine_class->default_machine_opts, 0);
Anthony PERARD67b724e2010-11-22 15:44:15 +00003992 }
3993
Markus Armbruster28d0de72015-03-13 13:35:14 +01003994 qemu_opts_foreach(qemu_find_opts("device"),
3995 default_driver_check, NULL, NULL);
3996 qemu_opts_foreach(qemu_find_opts("global"),
3997 default_driver_check, NULL, NULL);
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01003998
Mark Wud44229c2014-03-10 22:37:40 +08003999 if (!vga_model && !default_vga) {
4000 vga_interface_type = VGA_DEVICE;
4001 }
Marcel Apfelbaum958db902014-04-09 20:34:53 +03004002 if (!has_defaults || machine_class->no_serial) {
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01004003 default_serial = 0;
4004 }
Marcel Apfelbaum958db902014-04-09 20:34:53 +03004005 if (!has_defaults || machine_class->no_parallel) {
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01004006 default_parallel = 0;
4007 }
Marcel Apfelbaum958db902014-04-09 20:34:53 +03004008 if (!has_defaults || machine_class->no_floppy) {
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01004009 default_floppy = 0;
4010 }
Marcel Apfelbaum958db902014-04-09 20:34:53 +03004011 if (!has_defaults || machine_class->no_cdrom) {
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01004012 default_cdrom = 0;
4013 }
Marcel Apfelbaum958db902014-04-09 20:34:53 +03004014 if (!has_defaults || machine_class->no_sdcard) {
Gerd Hoffmannac33f8f2009-12-16 14:25:39 +01004015 default_sdcard = 0;
4016 }
Mark Wud44229c2014-03-10 22:37:40 +08004017 if (!has_defaults) {
4018 default_monitor = 0;
4019 default_net = 0;
4020 default_vga = 0;
4021 }
Gerd Hoffmann986c5f72009-12-08 13:11:54 +01004022
Michael Tokarevab51b1d2012-12-30 12:48:14 +04004023 if (is_daemonized()) {
Igor Mammedov2ee35182018-06-20 15:24:19 +02004024 if (!preconfig_exit_requested) {
4025 error_report("'preconfig' and 'daemonize' options are "
4026 "mutually exclusive");
4027 exit(EXIT_FAILURE);
4028 }
4029
Michael Tokarevab51b1d2012-12-30 12:48:14 +04004030 /* According to documentation and historically, -nographic redirects
4031 * serial port, parallel port and monitor to stdio, which does not work
4032 * with -daemonize. We can redirect these to null instead, but since
4033 * -nographic is legacy, let's just error out.
4034 * We disallow -nographic only if all other ports are not redirected
4035 * explicitly, to not break existing legacy setups which uses
4036 * -nographic _and_ redirects all ports explicitly - this is valid
4037 * usage, -nographic is just a no-op in this case.
4038 */
Eduardo Habkostcfc58cf2016-04-19 16:55:25 -03004039 if (nographic
Paolo Bonzini9fd7e962019-02-02 11:45:32 +01004040 && (default_parallel || default_serial || default_monitor)) {
Eduardo Habkost4cd70f32015-10-30 13:07:56 -02004041 error_report("-nographic cannot be used with -daemonize");
Michael Tokarevab51b1d2012-12-30 12:48:14 +04004042 exit(1);
4043 }
4044#ifdef CONFIG_CURSES
Gerd Hoffmanne3af9f92018-02-02 12:10:22 +01004045 if (dpy.type == DISPLAY_TYPE_CURSES) {
Eduardo Habkost4cd70f32015-10-30 13:07:56 -02004046 error_report("curses display cannot be used with -daemonize");
Michael Tokarevab51b1d2012-12-30 12:48:14 +04004047 exit(1);
4048 }
4049#endif
4050 }
4051
Eduardo Habkostcfc58cf2016-04-19 16:55:25 -03004052 if (nographic) {
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01004053 if (default_parallel)
4054 add_device_config(DEV_PARALLEL, "null");
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01004055 if (default_serial && default_monitor) {
4056 add_device_config(DEV_SERIAL, "mon:stdio");
4057 } else {
4058 if (default_serial)
4059 add_device_config(DEV_SERIAL, "stdio");
4060 if (default_monitor)
Max Reitz4821cd42014-11-17 13:31:04 +01004061 monitor_parse("stdio", "readline", false);
Gerd Hoffmanne1c09172009-12-08 13:11:44 +01004062 }
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01004063 } else {
4064 if (default_serial)
4065 add_device_config(DEV_SERIAL, "vc:80Cx24C");
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01004066 if (default_parallel)
4067 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
Gerd Hoffmannabdeed02009-12-08 13:11:43 +01004068 if (default_monitor)
Max Reitz4821cd42014-11-17 13:31:04 +01004069 monitor_parse("vc:80Cx24C", "readline", false);
aliguoribc0129d2008-08-01 15:12:34 +00004070 }
4071
Gerd Hoffmann006decd2015-02-17 08:45:06 +01004072#if defined(CONFIG_VNC)
4073 if (!QTAILQ_EMPTY(&(qemu_find_opts("vnc")->head))) {
4074 display_remote++;
4075 }
4076#endif
Gerd Hoffmanne3af9f92018-02-02 12:10:22 +01004077 if (dpy.type == DISPLAY_TYPE_DEFAULT && !display_remote) {
Gerd Hoffmann898f9d42018-03-01 11:05:40 +01004078 if (!qemu_display_find_default(&dpy)) {
4079 dpy.type = DISPLAY_TYPE_NONE;
4080#if defined(CONFIG_VNC)
4081 vnc_parse("localhost:0,to=99,id=default", &error_abort);
Anthony Liguori15546422013-02-20 07:43:25 -06004082#endif
Gerd Hoffmann898f9d42018-03-01 11:05:40 +01004083 }
Anthony Liguori15546422013-02-20 07:43:25 -06004084 }
Gerd Hoffmanndb715892018-03-01 11:05:35 +01004085 if (dpy.type == DISPLAY_TYPE_DEFAULT) {
4086 dpy.type = DISPLAY_TYPE_NONE;
Anthony Liguori15546422013-02-20 07:43:25 -06004087 }
4088
Thomas Huth09bd7ba2019-02-05 08:29:29 +01004089 if ((alt_grab || ctrl_grab) && dpy.type != DISPLAY_TYPE_SDL) {
4090 error_report("-alt-grab and -ctrl-grab are only valid "
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004091 "for SDL, ignoring option");
Peter Wu047d4e12013-06-11 10:55:08 +02004092 }
Gerd Hoffmann78782712018-02-02 12:10:16 +01004093 if (dpy.has_window_close &&
Gerd Hoffmanne3af9f92018-02-02 12:10:22 +01004094 (dpy.type != DISPLAY_TYPE_GTK && dpy.type != DISPLAY_TYPE_SDL)) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004095 error_report("-no-quit is only valid for GTK and SDL, "
4096 "ignoring option");
Peter Wu047d4e12013-06-11 10:55:08 +02004097 }
4098
Gerd Hoffmann5ee17182018-03-01 11:05:36 +01004099 qemu_display_early_init(&dpy);
Marc-André Lureau777357d2016-12-07 18:39:10 +03004100 qemu_console_early_init();
4101
Elie Tournier62f27922018-04-13 14:58:40 +01004102 if (dpy.has_gl && dpy.gl != DISPLAYGL_MODE_OFF && display_opengl == 0) {
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01004103#if defined(CONFIG_OPENGL)
Eduardo Habkost8afb9002015-10-30 13:07:54 -02004104 error_report("OpenGL is not supported by the display");
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01004105#else
Eduardo Habkost5dfdae82015-10-30 13:08:02 -02004106 error_report("OpenGL support is disabled");
Gerd Hoffmann0b71a5d2014-11-11 16:54:45 +01004107#endif
4108 exit(1);
4109 }
Anthony Liguori15546422013-02-20 07:43:25 -06004110
Dr. David Alan Gilbert87f50ca2015-11-05 18:10:31 +00004111 page_size_init();
TeLeMana5829fd2010-04-15 12:37:55 +08004112 socket_init();
4113
Markus Armbruster7e1e0c12018-10-17 10:26:43 +02004114 qemu_opts_foreach(qemu_find_opts("object"),
4115 user_creatable_add_opts_foreach,
4116 object_create_initial, &error_fatal);
Markus Armbrustera4c73672015-03-13 11:07:24 +01004117
Markus Armbrusterdd4af972018-10-17 10:26:44 +02004118 qemu_opts_foreach(qemu_find_opts("chardev"),
4119 chardev_init_func, NULL, &error_fatal);
Alex Bennée4e7f9032019-05-14 15:30:14 +01004120 /* now chardevs have been created we may have semihosting to connect */
4121 qemu_semihosting_connect_chardevs();
Daniel P. Berrange2c189a42015-11-25 10:52:28 +00004122
Venkateswararao Jujjuri (JV)758e8e32010-06-14 13:34:41 -07004123#ifdef CONFIG_VIRTFS
Markus Armbrusterb8367232018-10-17 10:26:55 +02004124 qemu_opts_foreach(qemu_find_opts("fsdev"),
4125 fsdev_init_func, NULL, &error_fatal);
Gautham R Shenoy74db9202010-04-29 17:44:43 +05304126#endif
Gerd Hoffmann1a688d32009-12-08 13:11:36 +01004127
Markus Armbruster28d0de72015-03-13 13:35:14 +01004128 if (qemu_opts_foreach(qemu_find_opts("device"),
4129 device_help_func, NULL, NULL)) {
Bruce Rogers3d1d9652012-08-09 12:47:40 -06004130 exit(0);
4131 }
4132
Markus Armbrustercda4aa92019-03-08 14:14:40 +01004133 /*
4134 * Note: we need to create block backends before
4135 * machine_set_property(), so machine properties can refer to
Markus Armbruster2fa23272019-04-01 11:08:23 +02004136 * them.
Markus Armbrustercda4aa92019-03-08 14:14:40 +01004137 */
4138 configure_blockdev(&bdo_queue, machine_class, snapshot);
4139
Marcel Apfelbaum6b1b1442014-05-26 15:40:58 +03004140 machine_opts = qemu_get_machine_opts();
Markus Armbruster702832b2018-10-17 10:26:45 +02004141 qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
4142 &error_fatal);
Eric Augeree685012019-03-04 11:13:35 +01004143 current_machine->ram_size = ram_size;
4144 current_machine->maxram_size = maxram_size;
4145 current_machine->ram_slots = ram_slots;
Marcel Apfelbaum6b1b1442014-05-26 15:40:58 +03004146
Markus Armbruster0427b622019-04-01 11:08:26 +02004147 /*
4148 * Note: uses machine properties such as kernel-irqchip, must run
4149 * after machine_set_property().
4150 */
Thomas Huth98e56ae2018-10-05 16:13:12 +02004151 configure_accelerator(current_machine, argv[0]);
Marcelo Tosatti214910a2009-09-18 02:41:23 -03004152
Markus Armbruster0427b622019-04-01 11:08:26 +02004153 /*
4154 * Beware, QOM objects created before this point miss global and
4155 * compat properties.
4156 *
4157 * Global properties get set up by qdev_prop_register_global(),
4158 * called from user_register_global_props(), and certain option
4159 * desugaring. Also in CPU feature desugaring (buried in
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03004160 * parse_cpu_option()), which happens below this point, but may
Markus Armbruster0427b622019-04-01 11:08:26 +02004161 * only target the CPU type, which can only be created after
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03004162 * parse_cpu_option() returned the type.
Markus Armbruster0427b622019-04-01 11:08:26 +02004163 *
4164 * Machine compat properties: object_set_machine_compat_props().
4165 * Accelerator compat props: object_set_accelerator_compat_props(),
4166 * called from configure_accelerator().
4167 */
4168
Thomas Huth08fe6822018-06-25 11:05:12 +02004169 if (!qtest_enabled() && machine_class->deprecation_reason) {
4170 error_report("Machine type '%s' is deprecated: %s",
4171 machine_class->name, machine_class->deprecation_reason);
4172 }
4173
Markus Armbruster2fa23272019-04-01 11:08:23 +02004174 /*
Markus Armbruster0427b622019-04-01 11:08:26 +02004175 * Note: creates a QOM object, must run only after global and
4176 * compat properties have been set up.
Markus Armbruster2fa23272019-04-01 11:08:23 +02004177 */
4178 migration_object_init();
4179
Daniel P. Berrange2c189a42015-11-25 10:52:28 +00004180 if (qtest_chrdev) {
Oleinik, Alexander2b8985f2019-08-05 03:13:01 +00004181 qtest_server_init(qtest_chrdev, qtest_log, &error_fatal);
Daniel P. Berrange2c189a42015-11-25 10:52:28 +00004182 }
4183
Markus Armbruster2ff3de62013-07-04 15:09:22 +02004184 machine_opts = qemu_get_machine_opts();
4185 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4186 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4187 kernel_cmdline = qemu_opt_get(machine_opts, "append");
Gerd Hoffmann1442d3e2013-10-15 16:57:45 +02004188 bios_name = qemu_opt_get(machine_opts, "firmware");
Peter Maydell967c0da2012-02-22 22:40:00 +00004189
Markus Armbruster8281abd2013-06-14 13:15:03 +02004190 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4191 if (opts) {
Gongleif05f47b2015-02-03 11:31:09 +00004192 boot_order = qemu_opt_get(opts, "order");
4193 if (boot_order) {
Markus Armbruster007b0652015-09-11 15:04:45 +02004194 validate_bootdevices(boot_order, &error_fatal);
Markus Armbruster8281abd2013-06-14 13:15:03 +02004195 }
4196
Gongleif05f47b2015-02-03 11:31:09 +00004197 boot_once = qemu_opt_get(opts, "once");
4198 if (boot_once) {
Markus Armbruster007b0652015-09-11 15:04:45 +02004199 validate_bootdevices(boot_once, &error_fatal);
Markus Armbruster8281abd2013-06-14 13:15:03 +02004200 }
4201
4202 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
Amos Konge5187b52013-12-09 19:53:15 +08004203 boot_strict = qemu_opt_get_bool(opts, "strict", false);
Markus Armbruster8281abd2013-06-14 13:15:03 +02004204 }
4205
Gongleif05f47b2015-02-03 11:31:09 +00004206 if (!boot_order) {
4207 boot_order = machine_class->default_boot_order;
4208 }
4209
Peter Maydella0abe472012-02-08 05:41:39 +00004210 if (!kernel_cmdline) {
4211 kernel_cmdline = "";
Marcel Apfelbaum6b1b1442014-05-26 15:40:58 +03004212 current_machine->kernel_cmdline = (char *)kernel_cmdline;
Peter Maydella0abe472012-02-08 05:41:39 +00004213 }
4214
bellarda20dd502003-09-30 21:07:02 +00004215 linux_boot = (kernel_filename != NULL);
balrog6c41b272007-11-17 12:12:29 +00004216
thsf8d39c02008-07-03 10:01:15 +00004217 if (!linux_boot && *kernel_cmdline != '\0') {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004218 error_report("-append only allowed with -kernel option");
thsf8d39c02008-07-03 10:01:15 +00004219 exit(1);
4220 }
4221
4222 if (!linux_boot && initrd_filename != NULL) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004223 error_report("-initrd only allowed with -kernel option");
thsf8d39c02008-07-03 10:01:15 +00004224 exit(1);
4225 }
4226
Leon Alraea59d31a2015-06-19 14:17:45 +01004227 if (semihosting_enabled() && !semihosting_get_argc() && kernel_filename) {
4228 /* fall back to the -kernel/-append */
4229 semihosting_arg_fallback(kernel_filename, kernel_cmdline);
4230 }
4231
Alon Levyad1be892012-03-14 20:33:37 +02004232 /* spice needs the timers to be initialized by this point */
4233 qemu_spice_init();
Alon Levyad1be892012-03-14 20:33:37 +02004234
Pavel Dovgalyuk4603ea02014-09-01 09:34:49 +04004235 cpu_ticks_init();
Sebastian Tanase1ad95802014-07-25 11:56:28 +02004236 if (icount_opts) {
Vincent Palatinb0cb0a62017-01-10 11:59:57 +01004237 if (!tcg_enabled()) {
4238 error_report("-icount is not allowed with hardware virtualization");
Sebastian Tanase1ad95802014-07-25 11:56:28 +02004239 exit(1);
4240 }
4241 configure_icount(icount_opts, &error_abort);
4242 qemu_opts_del(icount_opts);
Max Filippov0abe9052011-11-10 15:38:42 +04004243 }
pbrook634fce92006-07-15 17:40:09 +00004244
Yang Zhonge7b161d2017-07-03 18:12:10 +08004245 if (tcg_enabled()) {
4246 qemu_tcg_configure(accel_opts, &error_fatal);
4247 }
Alex Bennée83fd9622017-02-27 17:09:01 +00004248
Eduardo Habkostd30300f2016-05-12 11:17:16 -03004249 if (default_net) {
4250 QemuOptsList *net = qemu_find_opts("net");
4251 qemu_opts_set(net, NULL, "type", "nic", &error_abort);
4252#ifdef CONFIG_SLIRP
4253 qemu_opts_set(net, NULL, "type", "user", &error_abort);
4254#endif
4255 }
4256
Thomas Huth34f708b2018-02-21 11:18:30 +01004257 if (net_init_clients(&err) < 0) {
4258 error_report_err(err);
Mark McLoughlindc1c9fe2009-10-06 12:17:16 +01004259 exit(1);
bellard702c6512004-04-02 21:21:32 +00004260 }
bellardf1510b22003-06-25 00:07:40 +00004261
Markus Armbruster7e1e0c12018-10-17 10:26:43 +02004262 qemu_opts_foreach(qemu_find_opts("object"),
4263 user_creatable_add_opts_foreach,
4264 object_create_delayed, &error_fatal);
Yang Hongyang9abce562015-10-07 11:52:13 +08004265
Markus Armbrusterd10e05f2018-10-17 10:26:53 +02004266 tpm_init();
Stefan Bergerd1a0cf72013-02-27 12:47:49 -05004267
balrogdc72ac12008-11-09 00:04:26 +00004268 /* init the bluetooth world */
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02004269 if (foreach_device_config(DEV_BT, bt_parse))
4270 exit(1);
balrogdc72ac12008-11-09 00:04:26 +00004271
Anthony PERARD834e76e2011-07-20 08:17:44 +00004272 if (!xen_enabled()) {
4273 /* On 32-bit hosts, QEMU is limited by virtual address space */
4274 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004275 error_report("at most 2047 MB RAM can be simulated");
Anthony PERARD834e76e2011-07-20 08:17:44 +00004276 exit(1);
4277 }
4278 }
balrog7fb4fdc2008-04-24 17:59:27 +00004279
lirans@il.ibm.comc163b5c2009-11-02 15:40:58 +02004280 blk_mig_init();
Dr. David Alan Gilbert0d6ab3a2014-03-19 18:32:30 +00004281 ram_mig_init();
Vladimir Sementsov-Ogievskiyb35ebdf2018-03-13 15:34:01 -04004282 dirty_bitmap_mig_init();
lirans@il.ibm.comc163b5c2009-11-02 15:40:58 +02004283
Markus Armbruster2d5a3a82018-10-17 10:26:46 +02004284 qemu_opts_foreach(qemu_find_opts("mon"),
4285 mon_init_func, NULL, &error_fatal);
Jan Kiszka157b9312010-04-06 16:55:53 +02004286
Gerd Hoffmann998bbd72009-12-08 13:11:41 +01004287 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4288 exit(1);
Gerd Hoffmann6a5e8b02009-12-08 13:11:42 +01004289 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4290 exit(1);
H. Peter Anvinc9f398e2009-12-29 13:51:36 -08004291 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4292 exit(1);
aliguori2796dae2009-01-16 20:23:27 +00004293
Paolo Bonzini7f1b17f2012-05-10 09:39:17 +02004294 /* If no default VGA is requested, the default is "none". */
Aurelien Jarno3605ded2012-09-10 01:01:44 +02004295 if (default_vga) {
Marc-André Lureaudceb8852019-04-12 17:27:13 +02004296 vga_model = get_default_vga_model(machine_class);
Blue Swirla369da52011-09-27 19:15:42 +00004297 }
Mark Wud44229c2014-03-10 22:37:40 +08004298 if (vga_model) {
Marc-André Lureaudceb8852019-04-12 17:27:13 +02004299 select_vgahw(machine_class, vga_model);
Mark Wud44229c2014-03-10 22:37:40 +08004300 }
Blue Swirla369da52011-09-27 19:15:42 +00004301
Markus Armbruster09aaa162009-08-21 10:31:34 +02004302 if (watchdog) {
4303 i = select_watchdog(watchdog);
4304 if (i > 0)
4305 exit (i == 1 ? 1 : 0);
4306 }
4307
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03004308 /* This checkpoint is required by replay to separate prior clock
4309 reading from the other reads, because timer polling functions query
4310 clock values from the log. */
4311 replay_checkpoint(CHECKPOINT_INIT);
Anthony Liguori1de81d22011-12-19 16:37:46 -06004312 qdev_machine_init();
4313
Marcel Apfelbaum3ef96222014-05-07 17:42:57 +03004314 current_machine->boot_order = boot_order;
Marcel Apfelbaum0056ae22014-03-05 19:30:47 +02004315
Igor Mammedov6063d4c2017-09-13 18:04:55 +02004316 /* parse features once if machine provides default cpu_type */
Igor Mammedov2278b932018-02-07 11:40:26 +01004317 current_machine->cpu_type = machine_class->default_cpu_type;
Eduardo Habkostc1c8cfe2019-04-16 23:59:40 -03004318 if (cpu_option) {
4319 current_machine->cpu_type = parse_cpu_option(cpu_option);
Igor Mammedov6063d4c2017-09-13 18:04:55 +02004320 }
Igor Mammedovd342eb72018-01-10 16:22:50 +01004321 parse_numa_opts(current_machine);
Igor Mammedov6063d4c2017-09-13 18:04:55 +02004322
Igor Mammedov047f7032018-05-11 19:24:43 +02004323 /* do monitor/qmp handling at preconfig state if requested */
4324 main_loop();
4325
Kővágó, Zoltán71830222019-03-08 23:34:15 +01004326 audio_init_audiodevs();
4327
Igor Mammedov047f7032018-05-11 19:24:43 +02004328 /* from here on runstate is RUN_STATE_PRELAUNCH */
Igor Mammedov482dfe92017-05-10 13:29:58 +02004329 machine_run_board_init(current_machine);
aliguori3023f332009-01-16 19:04:14 +00004330
zhanghailiang28d16f32014-09-23 18:42:24 +08004331 realtime_init();
4332
Eduardo Habkost4c565672017-05-08 17:57:34 -03004333 soundhw_init();
Paolo Bonzinib3e6d592013-04-18 18:44:04 +02004334
Vincent Palatinb0cb0a62017-01-10 11:59:57 +01004335 if (hax_enabled()) {
4336 hax_sync_vcpus();
4337 }
4338
Markus Armbruster406b6362018-10-17 10:26:47 +02004339 qemu_opts_foreach(qemu_find_opts("fw_cfg"),
4340 parse_fw_cfg, fw_cfg_find(), &error_fatal);
Gabriel L. Somlo81b2b812015-04-29 11:21:53 -04004341
aliguori3023f332009-01-16 19:04:14 +00004342 /* init USB devices */
Eduardo Habkost4bcbe0b2016-06-08 17:50:25 -03004343 if (machine_usb(current_machine)) {
Markus Armbruster07527062009-10-06 12:16:57 +01004344 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4345 exit(1);
aliguori3023f332009-01-16 19:04:14 +00004346 }
4347
Tiejun Chen79814172015-07-15 13:37:45 +08004348 /* Check if IGD GFX passthrough. */
4349 igd_gfx_passthru();
4350
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02004351 /* init generic devices */
Gerd Hoffmannbab47d92016-04-07 09:12:58 -05004352 rom_set_order_override(FW_CFG_ORDER_OVERRIDE_DEVICE);
Markus Armbrustercd65f342018-10-17 10:26:48 +02004353 qemu_opts_foreach(qemu_find_opts("device"),
4354 device_init_func, NULL, &error_fatal);
Dou Liyang9c6703f2017-01-17 22:42:31 +08004355
Dou Liyang3741c252017-02-01 10:29:38 +08004356 cpu_synchronize_all_post_init();
4357
Gerd Hoffmannbab47d92016-04-07 09:12:58 -05004358 rom_reset_order_override();
Gerd Hoffmannbd3c9482009-07-15 13:59:26 +02004359
John Snowa66c9dc2014-10-01 14:19:24 -04004360 /* Did we create any drives that we failed to create a device for? */
4361 drive_check_orphaned();
4362
Eduardo Habkostd30300f2016-05-12 11:17:16 -03004363 /* Don't warn about the default network setup that you get if
4364 * no command line -net or -netdev options are specified. There
4365 * are two cases that we would otherwise complain about:
4366 * (1) board doesn't support a NIC but the implicit "-net nic"
4367 * requested one
4368 * (2) CONFIG_SLIRP not set, in which case the implicit "-net nic"
4369 * sets up a nic that isn't connected to anything.
4370 */
Thomas Hutha3ab1dc2018-08-16 13:35:52 +02004371 if (!default_net && (!qtest_enabled() || has_defaults)) {
Eduardo Habkostd30300f2016-05-12 11:17:16 -03004372 net_check_clients();
4373 }
4374
Gongleif05f47b2015-02-03 11:31:09 +00004375 if (boot_once) {
Markus Armbruster07d04a02016-01-14 16:02:12 +01004376 qemu_boot_set(boot_once, &error_fatal);
Gongleif05f47b2015-02-03 11:31:09 +00004377 qemu_register_reset(restore_boot_order, g_strdup(boot_order));
4378 }
4379
Gerd Hoffmann6b62dc22010-08-25 10:51:06 +02004380 /* init local displays */
Gerd Hoffmannb0766612018-03-01 11:05:38 +01004381 ds = init_displaystate();
4382 qemu_display_init(ds, &dpy);
Gerd Hoffmann6b62dc22010-08-25 10:51:06 +02004383
Gleb Natapov0ce235a2011-03-31 11:27:23 +02004384 /* must be after terminal init, SDL library changes signal handlers */
4385 os_setup_signal_handling();
4386
Gerd Hoffmann6b62dc22010-08-25 10:51:06 +02004387 /* init remote displays */
Chao Penga663fbd2016-06-16 09:59:10 +08004388#ifdef CONFIG_VNC
Markus Armbruster28d0de72015-03-13 13:35:14 +01004389 qemu_opts_foreach(qemu_find_opts("vnc"),
Markus Armbruster612aea22018-10-17 10:26:51 +02004390 vnc_init_func, NULL, &error_fatal);
Chao Penga663fbd2016-06-16 09:59:10 +08004391#endif
Eduardo Habkostf8c75b22016-04-19 16:55:18 -03004392
Gerd Hoffmann9fa03282013-10-11 22:39:59 +02004393 if (using_spice) {
4394 qemu_spice_display_init();
Gerd Hoffmanna3e22262010-08-25 15:32:06 +02004395 }
aliguori5b08fc12008-08-21 20:08:03 +00004396
Markus Armbrusteref0c4a02012-02-07 15:09:13 +01004397 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
aliguori59030a82009-04-05 18:43:41 +00004398 exit(1);
balrog45669e02007-07-02 13:20:17 +00004399 }
balrog45669e02007-07-02 13:20:17 +00004400
Gerd Hoffmann3418bd22009-09-25 21:42:41 +02004401 qdev_machine_creation_done();
4402
Isaku Yamahata80376c32010-12-20 14:33:35 +09004403 /* TODO: once all bus devices are qdevified, this should be done
4404 * when bus is created by qdev.c */
4405 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
Gleb Natapov4cab9462010-12-08 13:35:08 +02004406 qemu_run_machine_init_done_notifiers();
4407
Eric Auger6b3f7f62015-06-16 17:07:54 +01004408 if (rom_check_and_register_reset() != 0) {
Eduardo Habkostf61eddc2015-10-30 13:07:52 -02004409 error_report("rom check and register reset failed");
Eric Auger6b3f7f62015-06-16 17:07:54 +01004410 exit(1);
4411 }
Michael S. Tsirkind916b462013-07-24 18:56:08 +03004412
Pavel Dovgalyuk76159362015-09-17 19:25:07 +03004413 replay_start();
4414
Pavel Dovgalyuk8bd7f712015-09-17 19:24:44 +03004415 /* This checkpoint is required by replay to separate prior clock
4416 reading from the other reads, because timer polling functions query
4417 clock values from the log. */
4418 replay_checkpoint(CHECKPOINT_RESET);
Eric Blakeaedbe192017-05-15 16:41:11 -05004419 qemu_system_reset(SHUTDOWN_CAUSE_NONE);
Juan Quintela48212d82015-07-10 14:51:58 +02004420 register_global_state();
Pavel Dovgalyukbb3d7702018-09-12 11:19:39 +03004421 if (loadvm) {
Juan Quintela927d6632017-04-18 18:12:35 +02004422 Error *local_err = NULL;
Juan Quintela5e224792017-04-20 14:25:55 +02004423 if (load_snapshot(loadvm, &local_err) < 0) {
Juan Quintela927d6632017-04-18 18:12:35 +02004424 error_report_err(local_err);
Juan Quintela05f24012009-08-20 19:42:22 +02004425 autostart = 0;
Jose Ricardo Ziviani827beac2018-09-03 13:26:13 -03004426 exit(1);
Juan Quintela05f24012009-08-20 19:42:22 +02004427 }
4428 }
Pavel Dovgalyukbb3d7702018-09-12 11:19:39 +03004429 if (replay_mode != REPLAY_MODE_NONE) {
4430 replay_vmstate_init();
4431 }
bellardd63d3072004-10-03 13:29:03 +00004432
Eduardo Habkostd828c432014-08-08 16:03:30 -03004433 qdev_prop_check_globals();
Amit Shahabfd9ce2014-06-20 18:56:08 +05304434 if (vmstate_dump_file) {
4435 /* dump and exit */
4436 dump_vmstate_json_to_file(vmstate_dump_file);
4437 return 0;
4438 }
Don Slutz9f9260a2014-05-05 14:03:06 -04004439
Glauber Costa2bb8c102009-07-24 16:20:23 -04004440 if (incoming) {
Paolo Bonzini43eaae22012-10-02 18:21:18 +02004441 Error *local_err = NULL;
4442 qemu_start_incoming_migration(incoming, &local_err);
4443 if (local_err) {
Markus Armbrusterc29b77f2015-12-18 16:35:14 +01004444 error_reportf_err(local_err, "-incoming %s: ", incoming);
Paolo Bonzini43eaae22012-10-02 18:21:18 +02004445 exit(1);
Juan Quintela8ca5e802010-06-09 14:10:54 +02004446 }
Avi Kivity6b99dad2009-08-09 14:39:20 +03004447 } else if (autostart) {
aliguoric0f4ce72009-03-05 23:01:01 +00004448 vm_start();
Avi Kivity6b99dad2009-08-09 14:39:20 +03004449 }
thsffd843b2006-12-21 19:46:43 +00004450
Ian Jackson7a64c172018-03-09 12:02:50 +00004451 accel_setup_post(current_machine);
Jes Sorenseneb505be2010-06-10 11:42:28 +02004452 os_setup_post();
ths71e3ceb2006-12-22 02:11:31 +00004453
bellard8a7ddc32004-03-31 19:00:16 +00004454 main_loop();
Pavel Dovgalyuk76159362015-09-17 19:25:07 +03004455
KONRAD Frederic1bb982b2018-03-20 10:39:33 +01004456 gdbserver_cleanup();
4457
Dr. David Alan Gilbert892ae712019-02-27 16:49:00 +00004458 /*
4459 * cleaning up the migration object cancels any existing migration
4460 * try to do this early so that it also stops using devices.
4461 */
4462 migration_shutdown();
4463
Max Reitze6f0ac42019-06-13 00:08:38 +02004464 /*
4465 * We must cancel all block jobs while the block layer is drained,
4466 * or cancelling will be affected by throttling and thus may block
4467 * for an extended period of time.
4468 * vm_shutdown() will bdrv_drain_all(), so we may as well include
4469 * it in the drained section.
4470 * We do not need to end this section, because we do not want any
4471 * requests happening from here on anyway.
4472 */
4473 bdrv_drain_all_begin();
4474
Stefan Hajnoczi4486e892018-03-07 14:42:05 +00004475 /* No more vcpu or device emulation activity beyond this point */
4476 vm_shutdown();
Pavel Dovgalyukae25dcc2019-09-17 14:58:13 +03004477 replay_finish();
Stefan Hajnoczi4486e892018-03-07 14:42:05 +00004478
Kevin Wolfb3b52992018-05-16 13:46:37 +02004479 job_cancel_sync_all();
Dr. David Alan Gilbert452589b2017-07-13 20:01:16 +01004480 bdrv_close_all();
Stefan Hajnoczi00d09fd2018-02-01 11:07:08 +00004481
wayne3d3b8302011-07-27 18:04:55 +08004482 res_free();
thsb46a8902007-10-21 23:20:45 +00004483
Marc-André Lureauaa5cb7f2016-07-04 17:38:23 +02004484 /* vhost-user must be cleaned up before chardevs. */
Amarnath Valluric37caca2017-09-29 14:10:21 +03004485 tpm_cleanup();
Paolo Bonzini8caf9112016-07-08 17:28:34 +02004486 net_cleanup();
Marc-André Lureaua384c202016-08-01 15:23:43 +04004487 audio_cleanup();
Marc-André Lureau2ef45712016-08-01 15:23:42 +04004488 monitor_cleanup();
Marc-André Lureauaa5cb7f2016-07-04 17:38:23 +02004489 qemu_chr_cleanup();
Eduardo Habkost9d5139e2017-08-24 16:23:13 -03004490 user_creatable_cleanup();
Marc-André Lureau474628e2017-02-10 14:27:28 +04004491 /* TODO: unref root container, check all devices are ok */
Paolo Bonzini8caf9112016-07-08 17:28:34 +02004492
bellard0824d6f2003-06-24 13:42:40 +00004493 return 0;
4494}