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target-ppc: Optimize rlwnm MB=0 ME=31
[qemu.git] / vl.c
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0824d6fc 1/*
80cabfad 2 * QEMU System Emulator
5fafdf24 3 *
68d0f70e 4 * Copyright (c) 2003-2008 Fabrice Bellard
5fafdf24 5 *
1df912cf
FB		 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
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.
0824d6fc 23 */
0824d6fc 24#include <unistd.h>
0824d6fc
FB		 25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
0824d6fc 28#include <errno.h>
67b915a5
FB		 29#include <sys/time.h>
30
d40cdb10
BS		 31#include "config-host.h"
32
452dfbef 33#ifdef CONFIG_SECCOMP
9c17d615 34#include "sysemu/seccomp.h"
452dfbef
EO		 35#endif
36
8a16d273
TS		 37#if defined(CONFIG_VDE)
38#include <libvdeplug.h>
39#endif
40
73332e5c 41#ifdef CONFIG_SDL
59a36a2f 42#if defined(__APPLE__) || defined(main)
6693665a 43#include <SDL.h>
880fec5d 44int qemu_main(int argc, char **argv, char **envp);
45int main(int argc, char **argv)
46{
59a36a2f 47 return qemu_main(argc, argv, NULL);
880fec5d 48}
49#undef main
50#define main qemu_main
96bcd4f8 51#endif
73332e5c 52#endif /* CONFIG_SDL */
0824d6fc 53
5b0753e0
FB		 54#ifdef CONFIG_COCOA
55#undef main
56#define main qemu_main
57#endif /* CONFIG_COCOA */
58
69e5bb68
AL		 59#include <glib.h>
60
c8897e8e 61#include "qemu/sockets.h"
511d2b14
BS		 62#include "hw/hw.h"
63#include "hw/boards.h"
64#include "hw/usb.h"
65#include "hw/pcmcia.h"
0d09e41a
PB		 66#include "hw/i386/pc.h"
67#include "hw/isa/isa.h"
511d2b14 68#include "hw/bt.h"
0d09e41a
PB		 69#include "sysemu/watchdog.h"
70#include "hw/i386/smbios.h"
71#include "hw/xen/xen.h"
bd3c948d 72#include "hw/qdev.h"
45a50b16 73#include "hw/loader.h"
b4a42f81 74#include "monitor/qdev.h"
dccfcd0e 75#include "sysemu/bt.h"
1422e32d 76#include "net/net.h"
68ac40d2 77#include "net/slirp.h"
83c9089e 78#include "monitor/monitor.h"
28ecbaee 79#include "ui/console.h"
9c17d615 80#include "sysemu/sysemu.h"
022c62cb 81#include "exec/gdbstub.h"
1de7afc9 82#include "qemu/timer.h"
dccfcd0e 83#include "sysemu/char.h"
b33276a7 84#include "qemu/bitmap.h"
9c17d615 85#include "sysemu/blockdev.h"
0d09e41a 86#include "hw/block/block.h"
caf71f86 87#include "migration/block.h"
bdee56f5 88#include "sysemu/tpm.h"
9c17d615 89#include "sysemu/dma.h"
511d2b14 90#include "audio/audio.h"
caf71f86 91#include "migration/migration.h"
9c17d615 92#include "sysemu/kvm.h"
7b1b5d19 93#include "qapi/qmp/qjson.h"
1de7afc9
PB		 94#include "qemu/option.h"
95#include "qemu/config-file.h"
59a5264b 96#include "qemu-options.h"
1fa9a5e4 97#include "qmp-commands.h"
1de7afc9 98#include "qemu/main-loop.h"
758e8e38 99#ifdef CONFIG_VIRTFS
74db920c
GS		 100#include "fsdev/qemu-fsdev.h"
101#endif
9c17d615 102#include "sysemu/qtest.h"
511d2b14 103
76cad711 104#include "disas/disas.h"
fc01f7e7 105
511d2b14 106
d918f23e 107#include "slirp/libslirp.h"
511d2b14 108
94b0b5ff 109#include "trace.h"
e4858974 110#include "trace/control.h"
1de7afc9 111#include "qemu/queue.h"
9c17d615
PB		 112#include "sysemu/cpus.h"
113#include "sysemu/arch_init.h"
1de7afc9 114#include "qemu/osdep.h"
72cf2d4f 115
29b0040b 116#include "ui/qemu-spice.h"
68d98d3e 117#include "qapi/string-input-visitor.h"
c4090f8e 118#include "qapi/opts-visitor.h"
84321831
WX		 119#include "qom/object_interfaces.h"
120#include "qapi-event.h"
29b0040b 121
1bfe856e 122#define DEFAULT_RAM_SIZE 128
313aa567 123
98b19252 124#define MAX_VIRTIO_CONSOLES 1
3ef669e1 125#define MAX_SCLP_CONSOLES 1
98b19252 126
4524051c
GH		 127static const char *data_dir[16];
128static int data_dir_idx;
1192dad8 129const char *bios_name = NULL;
cb5a7aa8 130enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
993fbfdb 131DisplayType display_type = DT_DEFAULT;
4fdcac0e 132static int display_remote;
3d11d0eb 133const char* keyboard_layout = NULL;
c227f099 134ram_addr_t ram_size;
c902760f 135const char *mem_path = NULL;
c902760f 136int mem_prealloc = 0; /* force preallocation of physical target memory */
c4b1fcc0 137int nb_nics;
7c9d8e07 138NICInfo nd_table[MAX_NICS];
d399f677 139int autostart;
f6503059
AZ		 140static int rtc_utc = 1;
141static int rtc_date_offset = -1; /* -1 means no change */
884f17c2 142QEMUClockType rtc_clock;
64465297 143int vga_interface_type = VGA_NONE;
dbed7e40
BS		 144static int full_screen = 0;
145static int no_frame = 0;
667accab 146int no_quit = 0;
881249c7
JK		 147#ifdef CONFIG_GTK
148static bool grab_on_hover;
149#endif
8d11df9e 150CharDriverState *serial_hds[MAX_SERIAL_PORTS];
6508fe59 151CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
9ede2fde 152CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
3ef669e1 153CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
a09db21f 154int win2k_install_hack = 0;
1b530a6d 155int singlestep = 0;
6a00d601 156int smp_cpus = 1;
6be68d7e 157int max_cpus = 0;
dc6b1c09
AP		 158int smp_cores = 1;
159int smp_threads = 1;
821601ea 160#ifdef CONFIG_VNC
73fc9742 161const char *vnc_display;
821601ea 162#endif
6515b203 163int acpi_enabled = 1;
16b29ae1 164int no_hpet = 0;
52ca8d6a 165int fd_bootchk = 1;
4fdcac0e 166static int no_reboot;
b2f76161 167int no_shutdown = 0;
9467cd46 168int cursor_hide = 1;
a171fe39 169int graphic_rotate = 0;
09aaa160 170const char *watchdog;
2e55e842 171QEMUOptionRom option_rom[MAX_OPTION_ROMS];
9ae02555 172int nb_option_roms;
8e71621f 173int semihosting_enabled = 0;
2b8f2d41 174int old_param = 0;
c35734b2 175const char *qemu_name;
3780e197 176int alt_grab = 0;
0ca9f8a4 177int ctrl_grab = 0;
66508601
BS		 178unsigned int nb_prom_envs = 0;
179const char *prom_envs[MAX_PROM_ENVS];
95387491 180int boot_menu;
6f2bfda3 181static bool boot_strict;
3d3b8303 182uint8_t *boot_splash_filedata;
d09acb9b 183size_t boot_splash_filedata_size;
3d3b8303 184uint8_t qemu_extra_params_fw[2];
0824d6fc 185
a8bfac37 186int icount_align_option;
1ca4d09a
GN		 187typedef struct FWBootEntry FWBootEntry;
188
189struct FWBootEntry {
190 QTAILQ_ENTRY(FWBootEntry) link;
191 int32_t bootindex;
192 DeviceState *dev;
193 char *suffix;
194};
195
4fdcac0e
BS		 196static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
197 QTAILQ_HEAD_INITIALIZER(fw_boot_order);
1ca4d09a 198
268a362c 199int nb_numa_nodes;
1af878e0 200int max_numa_nodeid;
8c85901e 201NodeInfo numa_info[MAX_NODES];
268a362c 202
8fcb1b90 203uint8_t qemu_uuid[16];
fc3b3295 204bool qemu_uuid_set;
8fcb1b90 205
76e30d0f
JK		 206static QEMUBootSetHandler *boot_set_handler;
207static void *boot_set_opaque;
208
fd42deeb
GH		 209static NotifierList exit_notifiers =
210 NOTIFIER_LIST_INITIALIZER(exit_notifiers);
211
4cab946a
GN		 212static NotifierList machine_init_done_notifiers =
213 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
214
d5286af5 215static bool tcg_allowed = true;
d5286af5 216bool xen_allowed;
d745bef8
BS		 217uint32_t xen_domid;
218enum xen_mode xen_mode = XEN_EMULATE;
d5ab9713 219static int tcg_tb_size;
d745bef8 220
d44229c5 221static int has_defaults = 1;
998bbd74 222static int default_serial = 1;
6a5e8b0e 223static int default_parallel = 1;
986c5f78 224static int default_virtcon = 1;
3ef669e1 225static int default_sclp = 1;
abdeed06 226static int default_monitor = 1;
ac33f8fa
GH		 227static int default_floppy = 1;
228static int default_cdrom = 1;
229static int default_sdcard = 1;
7f1b17f2 230static int default_vga = 1;
998bbd74
GH		 231
232static struct {
233 const char *driver;
234 int *flag;
235} default_list[] = {
6a5e8b0e
GH		 236 { .driver = "isa-serial", .flag = &default_serial },
237 { .driver = "isa-parallel", .flag = &default_parallel },
d8bcbabf 238 { .driver = "isa-fdc", .flag = &default_floppy },
af6bf132
MA		 239 { .driver = "ide-cd", .flag = &default_cdrom },
240 { .driver = "ide-hd", .flag = &default_cdrom },
d8bcbabf 241 { .driver = "ide-drive", .flag = &default_cdrom },
af6bf132 242 { .driver = "scsi-cd", .flag = &default_cdrom },
392ecf54
AS		 243 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
244 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
245 { .driver = "virtio-serial", .flag = &default_virtcon },
7f1b17f2
PB		 246 { .driver = "VGA", .flag = &default_vga },
247 { .driver = "isa-vga", .flag = &default_vga },
248 { .driver = "cirrus-vga", .flag = &default_vga },
249 { .driver = "isa-cirrus-vga", .flag = &default_vga },
250 { .driver = "vmware-svga", .flag = &default_vga },
251 { .driver = "qxl-vga", .flag = &default_vga },
998bbd74
GH		 252};
253
4d454574
PB		 254static QemuOptsList qemu_rtc_opts = {
255 .name = "rtc",
256 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
257 .desc = {
258 {
259 .name = "base",
260 .type = QEMU_OPT_STRING,
261 },{
262 .name = "clock",
263 .type = QEMU_OPT_STRING,
264 },{
265 .name = "driftfix",
266 .type = QEMU_OPT_STRING,
267 },
268 { /* end of list */ }
269 },
270};
271
272static QemuOptsList qemu_sandbox_opts = {
273 .name = "sandbox",
274 .implied_opt_name = "enable",
275 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
276 .desc = {
277 {
278 .name = "enable",
279 .type = QEMU_OPT_BOOL,
280 },
281 { /* end of list */ }
282 },
283};
284
285static QemuOptsList qemu_trace_opts = {
286 .name = "trace",
287 .implied_opt_name = "trace",
288 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
289 .desc = {
290 {
291 .name = "events",
292 .type = QEMU_OPT_STRING,
293 },{
294 .name = "file",
295 .type = QEMU_OPT_STRING,
296 },
297 { /* end of list */ }
298 },
299};
300
301static QemuOptsList qemu_option_rom_opts = {
302 .name = "option-rom",
303 .implied_opt_name = "romfile",
304 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
305 .desc = {
306 {
307 .name = "bootindex",
308 .type = QEMU_OPT_NUMBER,
309 }, {
310 .name = "romfile",
311 .type = QEMU_OPT_STRING,
312 },
313 { /* end of list */ }
314 },
315};
316
317static QemuOptsList qemu_machine_opts = {
318 .name = "machine",
319 .implied_opt_name = "type",
320 .merge_lists = true,
321 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
322 .desc = {
323 {
324 .name = "type",
325 .type = QEMU_OPT_STRING,
326 .help = "emulated machine"
327 }, {
328 .name = "accel",
329 .type = QEMU_OPT_STRING,
330 .help = "accelerator list",
331 }, {
332 .name = "kernel_irqchip",
333 .type = QEMU_OPT_BOOL,
334 .help = "use KVM in-kernel irqchip",
335 }, {
336 .name = "kvm_shadow_mem",
337 .type = QEMU_OPT_SIZE,
338 .help = "KVM shadow MMU size",
339 }, {
340 .name = "kernel",
341 .type = QEMU_OPT_STRING,
342 .help = "Linux kernel image file",
343 }, {
344 .name = "initrd",
345 .type = QEMU_OPT_STRING,
346 .help = "Linux initial ramdisk file",
347 }, {
348 .name = "append",
349 .type = QEMU_OPT_STRING,
350 .help = "Linux kernel command line",
351 }, {
352 .name = "dtb",
353 .type = QEMU_OPT_STRING,
354 .help = "Linux kernel device tree file",
355 }, {
356 .name = "dumpdtb",
357 .type = QEMU_OPT_STRING,
358 .help = "Dump current dtb to a file and quit",
359 }, {
360 .name = "phandle_start",
c1b71b0c 361 .type = QEMU_OPT_NUMBER,
4d454574
PB		 362 .help = "The first phandle ID we may generate dynamically",
363 }, {
364 .name = "dt_compatible",
365 .type = QEMU_OPT_STRING,
366 .help = "Overrides the \"compatible\" property of the dt root node",
367 }, {
368 .name = "dump-guest-core",
369 .type = QEMU_OPT_BOOL,
370 .help = "Include guest memory in a core dump",
371 }, {
372 .name = "mem-merge",
373 .type = QEMU_OPT_BOOL,
374 .help = "enable/disable memory merge support",
375 },{
376 .name = "usb",
377 .type = QEMU_OPT_BOOL,
378 .help = "Set on/off to enable/disable usb",
1442d3e6
GH		 379 },{
380 .name = "firmware",
381 .type = QEMU_OPT_STRING,
382 .help = "firmware image",
135a129a
AK		 383 },{
384 .name = "kvm-type",
385 .type = QEMU_OPT_STRING,
386 .help = "Specifies the KVM virtualization mode (HV, PR)",
c87b1520
DS		 387 },{
388 .name = PC_MACHINE_MAX_RAM_BELOW_4G,
389 .type = QEMU_OPT_SIZE,
390 .help = "maximum ram below the 4G boundary (32bit boundary)",
4d454574
PB		 391 },
392 { /* End of list */ }
393 },
394};
395
396static QemuOptsList qemu_boot_opts = {
397 .name = "boot-opts",
6ef4716c
MA		 398 .implied_opt_name = "order",
399 .merge_lists = true,
4d454574
PB		 400 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
401 .desc = {
4d454574
PB		 402 {
403 .name = "order",
404 .type = QEMU_OPT_STRING,
405 }, {
406 .name = "once",
407 .type = QEMU_OPT_STRING,
408 }, {
409 .name = "menu",
6ef4716c 410 .type = QEMU_OPT_BOOL,
4d454574
PB		 411 }, {
412 .name = "splash",
413 .type = QEMU_OPT_STRING,
414 }, {
415 .name = "splash-time",
416 .type = QEMU_OPT_STRING,
417 }, {
418 .name = "reboot-timeout",
419 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 420 }, {
421 .name = "strict",
e5187b56 422 .type = QEMU_OPT_BOOL,
4d454574
PB		 423 },
424 { /*End of list */ }
425 },
426};
427
428static QemuOptsList qemu_add_fd_opts = {
429 .name = "add-fd",
430 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
431 .desc = {
432 {
433 .name = "fd",
434 .type = QEMU_OPT_NUMBER,
435 .help = "file descriptor of which a duplicate is added to fd set",
436 },{
437 .name = "set",
438 .type = QEMU_OPT_NUMBER,
439 .help = "ID of the fd set to add fd to",
440 },{
441 .name = "opaque",
442 .type = QEMU_OPT_STRING,
443 .help = "free-form string used to describe fd",
444 },
445 { /* end of list */ }
446 },
447};
448
449static QemuOptsList qemu_object_opts = {
450 .name = "object",
451 .implied_opt_name = "qom-type",
452 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
453 .desc = {
454 { }
455 },
456};
457
d1a0cf73
SB		 458static QemuOptsList qemu_tpmdev_opts = {
459 .name = "tpmdev",
460 .implied_opt_name = "type",
461 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
462 .desc = {
bb716238 463 /* options are defined in the TPM backends */
d1a0cf73
SB		 464 { /* end of list */ }
465 },
466};
467
888a6bc6
SM		 468static QemuOptsList qemu_realtime_opts = {
469 .name = "realtime",
470 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
471 .desc = {
472 {
473 .name = "mlock",
474 .type = QEMU_OPT_BOOL,
475 },
476 { /* end of list */ }
477 },
478};
479
5e2ac519
SA		 480static QemuOptsList qemu_msg_opts = {
481 .name = "msg",
482 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
483 .desc = {
484 {
485 .name = "timestamp",
486 .type = QEMU_OPT_BOOL,
487 },
488 { /* end of list */ }
489 },
490};
491
5d12f961
DDAG		 492static QemuOptsList qemu_name_opts = {
493 .name = "name",
494 .implied_opt_name = "guest",
495 .merge_lists = true,
496 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
497 .desc = {
498 {
499 .name = "guest",
500 .type = QEMU_OPT_STRING,
501 .help = "Sets the name of the guest.\n"
502 "This name will be displayed in the SDL window caption.\n"
503 "The name will also be used for the VNC server",
504 }, {
505 .name = "process",
506 .type = QEMU_OPT_STRING,
507 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 508 }, {
509 .name = "debug-threads",
510 .type = QEMU_OPT_BOOL,
511 .help = "When enabled, name the individual threads; defaults off.\n"
512 "NOTE: The thread names are for debugging and not a\n"
513 "stable API.",
5d12f961
DDAG		 514 },
515 { /* End of list */ }
516 },
517};
518
6e1d3c1c
IM		 519static QemuOptsList qemu_mem_opts = {
520 .name = "memory",
521 .implied_opt_name = "size",
522 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
523 .merge_lists = true,
524 .desc = {
525 {
526 .name = "size",
527 .type = QEMU_OPT_SIZE,
528 },
c270fb9e
IM		 529 {
530 .name = "slots",
531 .type = QEMU_OPT_NUMBER,
532 },
533 {
534 .name = "maxmem",
535 .type = QEMU_OPT_SIZE,
536 },
6e1d3c1c
IM		 537 { /* end of list */ }
538 },
539};
540
1ad9580b
ST		 541static QemuOptsList qemu_icount_opts = {
542 .name = "icount",
543 .implied_opt_name = "shift",
544 .merge_lists = true,
545 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
546 .desc = {
547 {
548 .name = "shift",
549 .type = QEMU_OPT_STRING,
a8bfac37
ST		 550 }, {
551 .name = "align",
552 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 553 },
554 { /* end of list */ }
555 },
556};
557
7f9d6e54
MA		 558/**
559 * Get machine options
560 *
561 * Returns: machine options (never null).
562 */
563QemuOpts *qemu_get_machine_opts(void)
564{
e96e5ae8 565 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 566}
567
31459f46
RS		 568const char *qemu_get_vm_name(void)
569{
570 return qemu_name;
571}
572
3d3b8303
WX		 573static void res_free(void)
574{
575 if (boot_splash_filedata != NULL) {
7267c094 576 g_free(boot_splash_filedata);
3d3b8303
WX		 577 boot_splash_filedata = NULL;
578 }
579}
580
998bbd74
GH		 581static int default_driver_check(QemuOpts *opts, void *opaque)
582{
583 const char *driver = qemu_opt_get(opts, "driver");
584 int i;
585
586 if (!driver)
587 return 0;
588 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
589 if (strcmp(default_list[i].driver, driver) != 0)
590 continue;
591 *(default_list[i].flag) = 0;
592 }
593 return 0;
594}
595
f5bbfba1
LC		 596/***********************************************************/
597/* QEMU state */
598
0461d5a6 599static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 600
74892d24
PB		 601/* We use RUN_STATE_MAX but any invalid value will do */
602static RunState vmstop_requested = RUN_STATE_MAX;
603static QemuMutex vmstop_lock;
604
5db9d4d1
LC		 605typedef struct {
606 RunState from;
607 RunState to;
608} RunStateTransition;
609
610static const RunStateTransition runstate_transitions_def[] = {
611 /* from -> to */
0461d5a6 612 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 613 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 614
0461d5a6 615 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 616 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 617
0461d5a6 618 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 619 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 620
0461d5a6 621 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 622 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 623
0461d5a6 624 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 625 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 626
0461d5a6 627 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 628 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 629
0461d5a6 630 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 631 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 632 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 633
0461d5a6
LC		 634 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
635 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 636
0461d5a6 637 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 638
0461d5a6
LC		 639 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
640 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
641 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
642 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
643 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
644 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
645 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
646 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
647 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 648 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 649
0461d5a6 650 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 651
0461d5a6 652 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 653 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 654
ad02b96a
LC		 655 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
656 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
657 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
658 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
659
0461d5a6 660 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 661 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 662
df390768 663 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 664 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 665
0461d5a6 666 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 667};
668
0461d5a6
LC		 669static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
670
f5bbfba1
LC		 671bool runstate_check(RunState state)
672{
673 return current_run_state == state;
674}
675
4fdcac0e 676static void runstate_init(void)
5db9d4d1
LC		 677{
678 const RunStateTransition *p;
679
680 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 681 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 682 runstate_valid_transitions[p->from][p->to] = true;
683 }
74892d24
PB		 684
685 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 686}
687
688/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 689void runstate_set(RunState new_state)
690{
207c5cd2
LC		 691 assert(new_state < RUN_STATE_MAX);
692
693 if (!runstate_valid_transitions[current_run_state][new_state]) {
694 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
695 RunState_lookup[current_run_state],
696 RunState_lookup[new_state]);
5db9d4d1
LC		 697 abort();
698 }
7e866003 699 trace_runstate_set(new_state);
f5bbfba1
LC		 700 current_run_state = new_state;
701}
702
1fa9a5e4 703int runstate_is_running(void)
9e37b9dc 704{
1fa9a5e4 705 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 706}
707
ede085b3
HT		 708bool runstate_needs_reset(void)
709{
710 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 711 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 712}
713
1fa9a5e4 714StatusInfo *qmp_query_status(Error **errp)
1354869c 715{
1fa9a5e4
LC		 716 StatusInfo *info = g_malloc0(sizeof(*info));
717
718 info->running = runstate_is_running();
719 info->singlestep = singlestep;
720 info->status = current_run_state;
721
722 return info;
1354869c
LC		 723}
724
74892d24
PB		 725static bool qemu_vmstop_requested(RunState *r)
726{
727 qemu_mutex_lock(&vmstop_lock);
728 *r = vmstop_requested;
729 vmstop_requested = RUN_STATE_MAX;
730 qemu_mutex_unlock(&vmstop_lock);
731 return *r < RUN_STATE_MAX;
732}
733
734void qemu_system_vmstop_request_prepare(void)
735{
736 qemu_mutex_lock(&vmstop_lock);
737}
738
739void qemu_system_vmstop_request(RunState state)
740{
741 vmstop_requested = state;
742 qemu_mutex_unlock(&vmstop_lock);
743 qemu_notify_event();
744}
745
746void vm_start(void)
747{
748 RunState requested;
749
750 qemu_vmstop_requested(&requested);
751 if (runstate_is_running() && requested == RUN_STATE_MAX) {
752 return;
753 }
754
755 /* Ensure that a STOP/RESUME pair of events is emitted if a
756 * vmstop request was pending. The BLOCK_IO_ERROR event, for
757 * example, according to documentation is always followed by
758 * the STOP event.
759 */
760 if (runstate_is_running()) {
591c48fb 761 qapi_event_send_stop(&error_abort);
74892d24
PB		 762 } else {
763 cpu_enable_ticks();
764 runstate_set(RUN_STATE_RUNNING);
765 vm_state_notify(1, RUN_STATE_RUNNING);
766 resume_all_vcpus();
767 }
768
591c48fb 769 qapi_event_send_resume(&error_abort);
74892d24
PB		 770}
771
772
8f0056b7
PB		 773/***********************************************************/
774/* real time host monotonic timer */
09b26c5e 775
f6503059
AZ		 776/***********************************************************/
777/* host time/date access */
778void qemu_get_timedate(struct tm *tm, int offset)
779{
780 time_t ti;
f6503059
AZ		 781
782 time(&ti);
783 ti += offset;
784 if (rtc_date_offset == -1) {
785 if (rtc_utc)
eb7ff6fb 786 gmtime_r(&ti, tm);
f6503059 787 else
eb7ff6fb 788 localtime_r(&ti, tm);
f6503059
AZ		 789 } else {
790 ti -= rtc_date_offset;
eb7ff6fb 791 gmtime_r(&ti, tm);
f6503059 792 }
f6503059
AZ		 793}
794
795int qemu_timedate_diff(struct tm *tm)
796{
797 time_t seconds;
798
799 if (rtc_date_offset == -1)
800 if (rtc_utc)
801 seconds = mktimegm(tm);
f54c556c
GN		 802 else {
803 struct tm tmp = *tm;
804 tmp.tm_isdst = -1; /* use timezone to figure it out */
805 seconds = mktime(&tmp);
806 }
f6503059
AZ		 807 else
808 seconds = mktimegm(tm) + rtc_date_offset;
809
810 return seconds - time(NULL);
811}
812
1ed2fc1f
JK		 813static void configure_rtc_date_offset(const char *startdate, int legacy)
814{
815 time_t rtc_start_date;
816 struct tm tm;
817
818 if (!strcmp(startdate, "now") && legacy) {
819 rtc_date_offset = -1;
820 } else {
821 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
822 &tm.tm_year,
823 &tm.tm_mon,
824 &tm.tm_mday,
825 &tm.tm_hour,
826 &tm.tm_min,
827 &tm.tm_sec) == 6) {
828 /* OK */
829 } else if (sscanf(startdate, "%d-%d-%d",
830 &tm.tm_year,
831 &tm.tm_mon,
832 &tm.tm_mday) == 3) {
833 tm.tm_hour = 0;
834 tm.tm_min = 0;
835 tm.tm_sec = 0;
836 } else {
837 goto date_fail;
838 }
839 tm.tm_year -= 1900;
840 tm.tm_mon--;
841 rtc_start_date = mktimegm(&tm);
842 if (rtc_start_date == -1) {
843 date_fail:
844 fprintf(stderr, "Invalid date format. Valid formats are:\n"
845 "'2006-06-17T16:01:21' or '2006-06-17'\n");
846 exit(1);
847 }
848 rtc_date_offset = time(NULL) - rtc_start_date;
849 }
850}
851
852static void configure_rtc(QemuOpts *opts)
853{
854 const char *value;
855
856 value = qemu_opt_get(opts, "base");
857 if (value) {
858 if (!strcmp(value, "utc")) {
859 rtc_utc = 1;
860 } else if (!strcmp(value, "localtime")) {
861 rtc_utc = 0;
862 } else {
863 configure_rtc_date_offset(value, 0);
864 }
865 }
6875204c
JK		 866 value = qemu_opt_get(opts, "clock");
867 if (value) {
868 if (!strcmp(value, "host")) {
884f17c2 869 rtc_clock = QEMU_CLOCK_HOST;
78808141 870 } else if (!strcmp(value, "rt")) {
884f17c2 871 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 872 } else if (!strcmp(value, "vm")) {
884f17c2 873 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 874 } else {
875 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
876 exit(1);
877 }
878 }
1ed2fc1f
JK		 879 value = qemu_opt_get(opts, "driftfix");
880 if (value) {
7e4c0336 881 if (!strcmp(value, "slew")) {
433acf0d
JK		 882 static GlobalProperty slew_lost_ticks[] = {
883 {
884 .driver = "mc146818rtc",
885 .property = "lost_tick_policy",
886 .value = "slew",
887 },
888 { /* end of list */ }
889 };
890
891 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 892 } else if (!strcmp(value, "none")) {
433acf0d 893 /* discard is default */
1ed2fc1f
JK		 894 } else {
895 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
896 exit(1);
897 }
898 }
1ed2fc1f
JK		 899}
900
1ae26a18
AZ		 901/***********************************************************/
902/* Bluetooth support */
903static int nb_hcis;
904static int cur_hci;
905static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 906
1ae26a18
AZ		 907struct HCIInfo *qemu_next_hci(void)
908{
909 if (cur_hci == nb_hcis)
910 return &null_hci;
911
912 return hci_table[cur_hci++];
913}
914
dc72ac14
AZ		 915static int bt_hci_parse(const char *str)
916{
917 struct HCIInfo *hci;
c227f099 918 bdaddr_t bdaddr;
dc72ac14
AZ		 919
920 if (nb_hcis >= MAX_NICS) {
921 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
922 return -1;
923 }
924
925 hci = hci_init(str);
926 if (!hci)
927 return -1;
928
929 bdaddr.b[0] = 0x52;
930 bdaddr.b[1] = 0x54;
931 bdaddr.b[2] = 0x00;
932 bdaddr.b[3] = 0x12;
933 bdaddr.b[4] = 0x34;
934 bdaddr.b[5] = 0x56 + nb_hcis;
935 hci->bdaddr_set(hci, bdaddr.b);
936
937 hci_table[nb_hcis++] = hci;
938
939 return 0;
940}
941
942static void bt_vhci_add(int vlan_id)
943{
944 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
945
946 if (!vlan->slave)
947 fprintf(stderr, "qemu: warning: adding a VHCI to "
948 "an empty scatternet %i\n", vlan_id);
949
950 bt_vhci_init(bt_new_hci(vlan));
951}
952
953static struct bt_device_s *bt_device_add(const char *opt)
954{
955 struct bt_scatternet_s *vlan;
956 int vlan_id = 0;
957 char *endp = strstr(opt, ",vlan=");
958 int len = (endp ? endp - opt : strlen(opt)) + 1;
959 char devname[10];
960
961 pstrcpy(devname, MIN(sizeof(devname), len), opt);
962
963 if (endp) {
964 vlan_id = strtol(endp + 6, &endp, 0);
965 if (*endp) {
966 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
967 return 0;
968 }
969 }
970
971 vlan = qemu_find_bt_vlan(vlan_id);
972
973 if (!vlan->slave)
974 fprintf(stderr, "qemu: warning: adding a slave device to "
975 "an empty scatternet %i\n", vlan_id);
976
977 if (!strcmp(devname, "keyboard"))
978 return bt_keyboard_init(vlan);
979
980 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
981 return 0;
982}
983
984static int bt_parse(const char *opt)
985{
986 const char *endp, *p;
987 int vlan;
988
989 if (strstart(opt, "hci", &endp)) {
990 if (!*endp || *endp == ',') {
991 if (*endp)
992 if (!strstart(endp, ",vlan=", 0))
993 opt = endp + 1;
994
995 return bt_hci_parse(opt);
996 }
997 } else if (strstart(opt, "vhci", &endp)) {
998 if (!*endp || *endp == ',') {
999 if (*endp) {
1000 if (strstart(endp, ",vlan=", &p)) {
1001 vlan = strtol(p, (char **) &endp, 0);
1002 if (*endp) {
1003 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1004 return 1;
1005 }
1006 } else {
1007 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1008 return 1;
1009 }
1010 } else
1011 vlan = 0;
1012
1013 bt_vhci_add(vlan);
1014 return 0;
1015 }
1016 } else if (strstart(opt, "device:", &endp))
1017 return !bt_device_add(endp);
1018
1019 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1020 return 1;
1021}
1022
7d76ad4f
EO		 1023static int parse_sandbox(QemuOpts *opts, void *opaque)
1024{
1025 /* FIXME: change this to true for 1.3 */
1026 if (qemu_opt_get_bool(opts, "enable", false)) {
1027#ifdef CONFIG_SECCOMP
1028 if (seccomp_start() < 0) {
1029 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030 "failed to install seccomp syscall filter in the kernel");
1031 return -1;
1032 }
1033#else
1034 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1035 "sandboxing request but seccomp is not compiled into this build");
1036 return -1;
1037#endif
1038 }
1039
1040 return 0;
1041}
1042
5b9d313e 1043static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1044{
1045 const char *proc_name;
1046
8f480de0
DDAG		 1047 if (qemu_opt_get(opts, "debug-threads")) {
1048 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1049 }
5d12f961
DDAG		 1050 qemu_name = qemu_opt_get(opts, "guest");
1051
1052 proc_name = qemu_opt_get(opts, "process");
1053 if (proc_name) {
1054 os_set_proc_name(proc_name);
1055 }
5b9d313e
DDAG		 1056
1057 return 0;
5d12f961
DDAG		 1058}
1059
094b287f
LZ		 1060bool usb_enabled(bool default_usb)
1061{
7effdaa3
MW		 1062 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1063 has_defaults && default_usb);
094b287f
LZ		 1064}
1065
587ed6be
CB		 1066#ifndef _WIN32
1067static int parse_add_fd(QemuOpts *opts, void *opaque)
1068{
1069 int fd, dupfd, flags;
1070 int64_t fdset_id;
1071 const char *fd_opaque = NULL;
1072
1073 fd = qemu_opt_get_number(opts, "fd", -1);
1074 fdset_id = qemu_opt_get_number(opts, "set", -1);
1075 fd_opaque = qemu_opt_get(opts, "opaque");
1076
1077 if (fd < 0) {
1078 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1079 "fd option is required and must be non-negative");
1080 return -1;
1081 }
1082
1083 if (fd <= STDERR_FILENO) {
1084 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1085 "fd cannot be a standard I/O stream");
1086 return -1;
1087 }
1088
1089 /*
1090 * All fds inherited across exec() necessarily have FD_CLOEXEC
1091 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1092 */
1093 flags = fcntl(fd, F_GETFD);
1094 if (flags == -1 || (flags & FD_CLOEXEC)) {
1095 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1096 "fd is not valid or already in use");
1097 return -1;
1098 }
1099
1100 if (fdset_id < 0) {
1101 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1102 "set option is required and must be non-negative");
1103 return -1;
1104 }
1105
1106#ifdef F_DUPFD_CLOEXEC
1107 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1108#else
1109 dupfd = dup(fd);
1110 if (dupfd != -1) {
1111 qemu_set_cloexec(dupfd);
1112 }
1113#endif
1114 if (dupfd == -1) {
1115 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1116 "Error duplicating fd: %s", strerror(errno));
1117 return -1;
1118 }
1119
1120 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1121 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1122 fd_opaque, NULL);
1123
1124 return 0;
1125}
1126
1127static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1128{
1129 int fd;
1130
1131 fd = qemu_opt_get_number(opts, "fd", -1);
1132 close(fd);
1133
1134 return 0;
1135}
1136#endif
1137
1ae26a18
AZ		 1138/***********************************************************/
1139/* QEMU Block devices */
1140
2292ddae
MA		 1141#define HD_OPTS "media=disk"
1142#define CDROM_OPTS "media=cdrom"
1143#define FD_OPTS ""
1144#define PFLASH_OPTS ""
1145#define MTD_OPTS ""
1146#define SD_OPTS ""
e4bcb14c 1147
9dfd7c7a
GH		 1148static int drive_init_func(QemuOpts *opts, void *opaque)
1149{
2d0d2837 1150 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1151
60e19e06 1152 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1153}
1154
1155static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1156{
28de2f88 1157 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1158 qemu_opt_set(opts, "snapshot", "on");
1159 }
1160 return 0;
1161}
1162
3c42ea66
CB		 1163static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1164 int index, const char *optstr)
4e5d9b57
MA		 1165{
1166 QemuOpts *opts;
1167
4e5d9b57
MA		 1168 if (!enable || drive_get_by_index(type, index)) {
1169 return;
1170 }
1171
1172 opts = drive_add(type, index, NULL, optstr);
1173 if (snapshot) {
1174 drive_enable_snapshot(opts, NULL);
1175 }
60e19e06 1176 if (!drive_new(opts, type)) {
4e5d9b57
MA		 1177 exit(1);
1178 }
1179}
1180
76e30d0f
JK		 1181void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1182{
1183 boot_set_handler = func;
1184 boot_set_opaque = opaque;
1185}
1186
083b79c9 1187int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1188{
1189 if (!boot_set_handler) {
1190 return -EINVAL;
1191 }
083b79c9 1192 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1193}
1194
6ef4716c 1195static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1196{
1197 /* We just do some generic consistency checks */
1198 const char *p;
1199 int bitmap = 0;
1200
1201 for (p = devices; *p != '\0'; p++) {
1202 /* Allowed boot devices are:
1203 * a-b: floppy disk drives
1204 * c-f: IDE disk drives
07f35073 1205 * g-m: machine implementation dependent drives
ef3adf68
JK		 1206 * n-p: network devices
1207 * It's up to each machine implementation to check if the given boot
1208 * devices match the actual hardware implementation and firmware
1209 * features.
1210 */
1211 if (*p < 'a' || *p > 'p') {
1212 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1213 exit(1);
1214 }
1215 if (bitmap & (1 << (*p - 'a'))) {
1216 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1217 exit(1);
1218 }
1219 bitmap |= 1 << (*p - 'a');
1220 }
ef3adf68
JK		 1221}
1222
083b79c9 1223static void restore_boot_order(void *opaque)
e0f084bf 1224{
083b79c9 1225 char *normal_boot_order = opaque;
37905d6a
AW		 1226 static int first = 1;
1227
1228 /* Restore boot order and remove ourselves after the first boot */
1229 if (first) {
1230 first = 0;
1231 return;
1232 }
e0f084bf 1233
083b79c9 1234 qemu_boot_set(normal_boot_order);
e0f084bf 1235
083b79c9
MA		 1236 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1237 g_free(normal_boot_order);
e0f084bf
JK		 1238}
1239
1ca4d09a
GN		 1240void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1241 const char *suffix)
1242{
1243 FWBootEntry *node, *i;
1244
1245 if (bootindex < 0) {
1246 return;
1247 }
1248
1249 assert(dev != NULL || suffix != NULL);
1250
7267c094 1251 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1252 node->bootindex = bootindex;
7f303adc 1253 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1254 node->dev = dev;
1255
1256 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1257 if (i->bootindex == bootindex) {
1258 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1259 exit(1);
1260 } else if (i->bootindex < bootindex) {
1261 continue;
1262 }
1263 QTAILQ_INSERT_BEFORE(i, node, link);
1264 return;
1265 }
1266 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1267}
1268
7dc5af55
DD		 1269DeviceState *get_boot_device(uint32_t position)
1270{
1271 uint32_t counter = 0;
1272 FWBootEntry *i = NULL;
1273 DeviceState *res = NULL;
1274
1275 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1276 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1277 if (counter == position) {
1278 res = i->dev;
1279 break;
1280 }
1281 counter++;
1282 }
1283 }
1284 return res;
1285}
1286
962630f2
GN		 1287/*
1288 * This function returns null terminated string that consist of new line
71785aba 1289 * separated device paths.
962630f2
GN		 1290 *
1291 * memory pointed by "size" is assigned total length of the array in bytes
1292 *
1293 */
30e32af7 1294char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
962630f2
GN		 1295{
1296 FWBootEntry *i;
0e7a7592 1297 size_t total = 0;
962630f2
GN		 1298 char *list = NULL;
1299
1300 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1301 char *devpath = NULL, *bootpath;
0e7a7592 1302 size_t len;
962630f2
GN		 1303
1304 if (i->dev) {
1305 devpath = qdev_get_fw_dev_path(i->dev);
1306 assert(devpath);
1307 }
1308
30e32af7 1309 if (i->suffix && !ignore_suffixes && devpath) {
4fd37a98
BS		 1310 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1311
7267c094 1312 bootpath = g_malloc(bootpathlen);
4fd37a98 1313 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1314 g_free(devpath);
962630f2
GN		 1315 } else if (devpath) {
1316 bootpath = devpath;
30e32af7 1317 } else if (!ignore_suffixes) {
1bf6ccd3 1318 assert(i->suffix);
7267c094 1319 bootpath = g_strdup(i->suffix);
30e32af7
AK		 1320 } else {
1321 bootpath = g_strdup("");
962630f2
GN		 1322 }
1323
1324 if (total) {
1325 list[total-1] = '\n';
1326 }
1327 len = strlen(bootpath) + 1;
7267c094 1328 list = g_realloc(list, total + len);
962630f2
GN		 1329 memcpy(&list[total], bootpath, len);
1330 total += len;
7267c094 1331 g_free(bootpath);
962630f2
GN		 1332 }
1333
1334 *size = total;
1335
c8a6ae8b
AK		 1336 if (boot_strict && *size > 0) {
1337 list[total-1] = '\n';
4690579e
AK		 1338 list = g_realloc(list, total + 5);
1339 memcpy(&list[total], "HALT", 5);
1340 *size = total + 5;
c8a6ae8b 1341 }
962630f2
GN		 1342 return list;
1343}
1344
12b7f57e
MT		 1345static QemuOptsList qemu_smp_opts = {
1346 .name = "smp-opts",
1347 .implied_opt_name = "cpus",
1348 .merge_lists = true,
1349 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1350 .desc = {
1351 {
1352 .name = "cpus",
1353 .type = QEMU_OPT_NUMBER,
1354 }, {
1355 .name = "sockets",
1356 .type = QEMU_OPT_NUMBER,
1357 }, {
1358 .name = "cores",
1359 .type = QEMU_OPT_NUMBER,
1360 }, {
1361 .name = "threads",
1362 .type = QEMU_OPT_NUMBER,
1363 }, {
1364 .name = "maxcpus",
1365 .type = QEMU_OPT_NUMBER,
1366 },
1367 { /*End of list */ }
1368 },
1369};
1370
1371static void smp_parse(QemuOpts *opts)
dc6b1c09 1372{
12b7f57e 1373 if (opts) {
dc6b1c09 1374
12b7f57e
MT		 1375 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1376 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1377 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1378 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1379
1380 /* compute missing values, prefer sockets over cores over threads */
1381 if (cpus == 0 || sockets == 0) {
1382 sockets = sockets > 0 ? sockets : 1;
1383 cores = cores > 0 ? cores : 1;
dc6b1c09 1384 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1385 if (cpus == 0) {
1386 cpus = cores * threads * sockets;
1387 }
dc6b1c09 1388 } else {
12b7f57e
MT		 1389 if (cores == 0) {
1390 threads = threads > 0 ? threads : 1;
1391 cores = cpus / (sockets * threads);
1392 } else {
1393 threads = cpus / (cores * sockets);
1394 }
dc6b1c09 1395 }
12b7f57e
MT		 1396
1397 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1398
1399 smp_cpus = cpus;
1400 smp_cores = cores > 0 ? cores : 1;
1401 smp_threads = threads > 0 ? threads : 1;
1402
dc6b1c09 1403 }
12b7f57e
MT		 1404
1405 if (max_cpus == 0) {
dc6b1c09 1406 max_cpus = smp_cpus;
12b7f57e
MT		 1407 }
1408
af67ee92 1409 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1410 fprintf(stderr, "Unsupported number of maxcpus\n");
1411 exit(1);
1412 }
1413 if (max_cpus < smp_cpus) {
1414 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1415 exit(1);
1416 }
1417
dc6b1c09
AP		 1418}
1419
888a6bc6
SM		 1420static void configure_realtime(QemuOpts *opts)
1421{
1422 bool enable_mlock;
1423
1424 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1425
1426 if (enable_mlock) {
1427 if (os_mlock() < 0) {
1428 fprintf(stderr, "qemu: locking memory failed\n");
1429 exit(1);
1430 }
1431 }
1432}
1433
5e2ac519
SA		 1434
1435static void configure_msg(QemuOpts *opts)
1436{
1437 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1438}
1439
a594cfbf
FB		 1440/***********************************************************/
1441/* USB devices */
1442
fb08000c 1443static int usb_device_add(const char *devname)
a594cfbf 1444{
a5d2f727 1445 USBDevice *dev = NULL;
615fe4de
MR		 1446#ifndef CONFIG_LINUX
1447 const char *p;
1448#endif
a594cfbf 1449
094b287f 1450 if (!usb_enabled(false)) {
a594cfbf 1451 return -1;
094b287f 1452 }
a594cfbf 1453
0958b4cc
GH		 1454 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1455 dev = usbdevice_create(devname);
1456 if (dev)
1457 goto done;
1458
a5d2f727 1459 /* the other ones */
e447fc63
GH		 1460#ifndef CONFIG_LINUX
1461 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1462 if (strstart(devname, "host:", &p)) {
3741715c 1463 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1464 }
615fe4de 1465#endif
0d92ed30
PB		 1466 if (!dev)
1467 return -1;
1468
a5d2f727 1469done:
a594cfbf
FB		 1470 return 0;
1471}
1472
1f3870ab
AL		 1473static int usb_device_del(const char *devname)
1474{
1475 int bus_num, addr;
1476 const char *p;
1477
1a3973b3
GH		 1478 if (strstart(devname, "host:", &p)) {
1479 return -1;
1480 }
5d0c5750 1481
094b287f 1482 if (!usb_enabled(false)) {
1f3870ab 1483 return -1;
094b287f 1484 }
1f3870ab
AL		 1485
1486 p = strchr(devname, '.');
1487 if (!p)
1488 return -1;
1489 bus_num = strtoul(devname, NULL, 0);
1490 addr = strtoul(p + 1, NULL, 0);
1491
a5d2f727 1492 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1493}
1494
bd3c948d
GH		 1495static int usb_parse(const char *cmdline)
1496{
59d1c1c2 1497 int r;
fb08000c 1498 r = usb_device_add(cmdline);
59d1c1c2
ST		 1499 if (r < 0) {
1500 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1501 }
1502 return r;
bd3c948d
GH		 1503}
1504
d54908a5 1505void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1506{
59d1c1c2 1507 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1508 if (usb_device_add(devname) < 0) {
1ecda02b 1509 error_report("could not add USB device '%s'", devname);
59d1c1c2 1510 }
a594cfbf
FB		 1511}
1512
d54908a5 1513void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1514{
59d1c1c2
ST		 1515 const char *devname = qdict_get_str(qdict, "devname");
1516 if (usb_device_del(devname) < 0) {
1ecda02b 1517 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1518 }
a594cfbf
FB		 1519}
1520
201a51fc
AZ		 1521/***********************************************************/
1522/* PCMCIA/Cardbus */
1523
1524static struct pcmcia_socket_entry_s {
bc24a225 1525 PCMCIASocket *socket;
201a51fc
AZ		 1526 struct pcmcia_socket_entry_s *next;
1527} *pcmcia_sockets = 0;
1528
bc24a225 1529void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1530{
1531 struct pcmcia_socket_entry_s *entry;
1532
7267c094 1533 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1534 entry->socket = socket;
1535 entry->next = pcmcia_sockets;
1536 pcmcia_sockets = entry;
1537}
1538
bc24a225 1539void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1540{
1541 struct pcmcia_socket_entry_s *entry, **ptr;
1542
1543 ptr = &pcmcia_sockets;
1544 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1545 if (entry->socket == socket) {
1546 *ptr = entry->next;
7267c094 1547 g_free(entry);
201a51fc
AZ		 1548 }
1549}
1550
84f2d0ea 1551void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1552{
1553 struct pcmcia_socket_entry_s *iter;
376253ec 1554
201a51fc 1555 if (!pcmcia_sockets)
376253ec 1556 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1557
1558 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1559 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1560 iter->socket->attached ? iter->socket->card_string :
1561 "Empty");
201a51fc
AZ		 1562}
1563
cc1daa40
FB		 1564/***********************************************************/
1565/* machine registration */
1566
0056ae24 1567MachineState *current_machine;
cc1daa40 1568
261747f1
MA		 1569static void machine_class_init(ObjectClass *oc, void *data)
1570{
1571 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1572 QEMUMachine *qm = data;
261747f1 1573
00b4fbe2
MA		 1574 mc->name = qm->name;
1575 mc->alias = qm->alias;
1576 mc->desc = qm->desc;
1577 mc->init = qm->init;
1578 mc->reset = qm->reset;
1579 mc->hot_add_cpu = qm->hot_add_cpu;
1580 mc->kvm_type = qm->kvm_type;
1581 mc->block_default_type = qm->block_default_type;
1582 mc->max_cpus = qm->max_cpus;
1583 mc->no_serial = qm->no_serial;
1584 mc->no_parallel = qm->no_parallel;
1585 mc->use_virtcon = qm->use_virtcon;
1586 mc->use_sclp = qm->use_sclp;
1587 mc->no_floppy = qm->no_floppy;
1588 mc->no_cdrom = qm->no_cdrom;
1589 mc->no_sdcard = qm->no_sdcard;
1590 mc->is_default = qm->is_default;
1591 mc->default_machine_opts = qm->default_machine_opts;
1592 mc->default_boot_order = qm->default_boot_order;
1593 mc->compat_props = qm->compat_props;
1594 mc->hw_version = qm->hw_version;
261747f1
MA		 1595}
1596
cc1daa40
FB		 1597int qemu_register_machine(QEMUMachine *m)
1598{
f5946dba 1599 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1600 TypeInfo ti = {
f5946dba 1601 .name = name,
261747f1
MA		 1602 .parent = TYPE_MACHINE,
1603 .class_init = machine_class_init,
1604 .class_data = (void *)m,
1605 };
1606
1607 type_register(&ti);
f5946dba 1608 g_free(name);
261747f1 1609
cc1daa40
FB		 1610 return 0;
1611}
1612
0056ae24 1613static MachineClass *find_machine(const char *name)
cc1daa40 1614{
261747f1 1615 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1616 MachineClass *mc = NULL;
cc1daa40 1617
261747f1 1618 for (el = machines; el; el = el->next) {
0056ae24 1619 MachineClass *temp = el->data;
261747f1 1620
958db90c 1621 if (!strcmp(temp->name, name)) {
0056ae24 1622 mc = temp;
261747f1
MA		 1623 break;
1624 }
958db90c
MA		 1625 if (temp->alias &&
1626 !strcmp(temp->alias, name)) {
0056ae24 1627 mc = temp;
261747f1
MA		 1628 break;
1629 }
cc1daa40 1630 }
261747f1
MA		 1631
1632 g_slist_free(machines);
0056ae24 1633 return mc;
cc1daa40
FB		 1634}
1635
0056ae24 1636MachineClass *find_default_machine(void)
0c257437 1637{
261747f1 1638 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1639 MachineClass *mc = NULL;
0c257437 1640
261747f1 1641 for (el = machines; el; el = el->next) {
0056ae24 1642 MachineClass *temp = el->data;
261747f1 1643
958db90c 1644 if (temp->is_default) {
0056ae24 1645 mc = temp;
261747f1 1646 break;
0c257437
AL		 1647 }
1648 }
261747f1
MA		 1649
1650 g_slist_free(machines);
0056ae24 1651 return mc;
0c257437
AL		 1652}
1653
01d3c80d
AL		 1654MachineInfoList *qmp_query_machines(Error **errp)
1655{
261747f1 1656 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1657 MachineInfoList *mach_list = NULL;
01d3c80d 1658
261747f1
MA		 1659 for (el = machines; el; el = el->next) {
1660 MachineClass *mc = el->data;
01d3c80d
AL		 1661 MachineInfoList *entry;
1662 MachineInfo *info;
1663
1664 info = g_malloc0(sizeof(*info));
958db90c 1665 if (mc->is_default) {
01d3c80d
AL		 1666 info->has_is_default = true;
1667 info->is_default = true;
1668 }
1669
958db90c 1670 if (mc->alias) {
01d3c80d 1671 info->has_alias = true;
958db90c 1672 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1673 }
1674
958db90c
MA		 1675 info->name = g_strdup(mc->name);
1676 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1677
1678 entry = g_malloc0(sizeof(*entry));
1679 entry->value = info;
1680 entry->next = mach_list;
1681 mach_list = entry;
1682 }
1683
261747f1 1684 g_slist_free(machines);
01d3c80d
AL		 1685 return mach_list;
1686}
1687
8a7ddc38
FB		 1688/***********************************************************/
1689/* main execution loop */
1690
0bd48850
FB		 1691struct vm_change_state_entry {
1692 VMChangeStateHandler *cb;
1693 void *opaque;
72cf2d4f 1694 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1695};
1696
72cf2d4f 1697static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1698
1699VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1700 void *opaque)
1701{
1702 VMChangeStateEntry *e;
1703
7267c094 1704 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1705
1706 e->cb = cb;
1707 e->opaque = opaque;
72cf2d4f 1708 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1709 return e;
1710}
1711
1712void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1713{
72cf2d4f 1714 QLIST_REMOVE (e, entries);
7267c094 1715 g_free (e);
0bd48850
FB		 1716}
1717
1dfb4dd9 1718void vm_state_notify(int running, RunState state)
0bd48850
FB		 1719{
1720 VMChangeStateEntry *e;
1721
1dfb4dd9 1722 trace_vm_state_notify(running, state);
94b0b5ff 1723
0bd48850 1724 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1dfb4dd9 1725 e->cb(e->opaque, running, state);
0bd48850
FB		 1726 }
1727}
1728
bb0c6722
FB		 1729/* reset/shutdown handler */
1730
1731typedef struct QEMUResetEntry {
72cf2d4f 1732 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1733 QEMUResetHandler *func;
1734 void *opaque;
bb0c6722
FB		 1735} QEMUResetEntry;
1736
72cf2d4f
BS		 1737static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1738 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1739static int reset_requested;
f64622c4
GN		 1740static int shutdown_requested, shutdown_signal = -1;
1741static pid_t shutdown_pid;
3475187d 1742static int powerdown_requested;
8cf71710 1743static int debug_requested;
95b363b5 1744static int suspend_requested;
4bc78a87 1745static WakeupReason wakeup_reason;
a9552c8e
IM		 1746static NotifierList powerdown_notifiers =
1747 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1748static NotifierList suspend_notifiers =
1749 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1750static NotifierList wakeup_notifiers =
1751 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1752static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1753
1291eb35
AP		 1754int qemu_shutdown_requested_get(void)
1755{
1756 return shutdown_requested;
1757}
1758
1759int qemu_reset_requested_get(void)
1760{
1761 return reset_requested;
1762}
1763
4fdcac0e 1764static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1765{
1766 int r = shutdown_requested;
1767 shutdown_requested = 0;
1768 return r;
1769}
1770
4fdcac0e 1771static void qemu_kill_report(void)
f64622c4 1772{
35b30712 1773 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1774 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1775 if (shutdown_pid == 0) {
1776 /* This happens for eg ^C at the terminal, so it's worth
1777 * avoiding printing an odd message in that case.
1778 */
1779 fputc('\n', stderr);
1780 } else {
953ffe0f 1781 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1782 }
f64622c4
GN		 1783 shutdown_signal = -1;
1784 }
1785}
1786
4fdcac0e 1787static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1788{
1789 int r = reset_requested;
1790 reset_requested = 0;
1791 return r;
1792}
1793
95b363b5
GH		 1794static int qemu_suspend_requested(void)
1795{
1796 int r = suspend_requested;
1797 suspend_requested = 0;
1798 return r;
1799}
1800
4bc78a87 1801static WakeupReason qemu_wakeup_requested(void)
14058196 1802{
4bc78a87 1803 return wakeup_reason;
14058196
LC		 1804}
1805
4fdcac0e 1806static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1807{
1808 int r = powerdown_requested;
1809 powerdown_requested = 0;
1810 return r;
1811}
1812
e568902a
AL		 1813static int qemu_debug_requested(void)
1814{
1815 int r = debug_requested;
1816 debug_requested = 0;
1817 return r;
1818}
1819
a08d4367 1820void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1821{
7267c094 1822 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1823
bb0c6722
FB		 1824 re->func = func;
1825 re->opaque = opaque;
72cf2d4f 1826 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1827}
1828
dda9b29f 1829void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1830{
1831 QEMUResetEntry *re;
1832
72cf2d4f 1833 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1834 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1835 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1836 g_free(re);
dda9b29f
JK		 1837 return;
1838 }
1839 }
1840}
1841
be522029 1842void qemu_devices_reset(void)
dda9b29f
JK		 1843{
1844 QEMUResetEntry *re, *nre;
1845
1846 /* reset all devices */
72cf2d4f 1847 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1848 re->func(re->opaque);
1849 }
be522029
DG		 1850}
1851
1852void qemu_system_reset(bool report)
1853{
0056ae24
MA		 1854 MachineClass *mc;
1855
1856 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1857
958db90c
MA		 1858 if (mc && mc->reset) {
1859 mc->reset();
be522029
DG		 1860 } else {
1861 qemu_devices_reset();
1862 }
e063eb1f 1863 if (report) {
a6330785 1864 qapi_event_send_reset(&error_abort);
e063eb1f 1865 }
ea375f9a 1866 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1867}
1868
1869void qemu_system_reset_request(void)
1870{
d1beab82
FB		 1871 if (no_reboot) {
1872 shutdown_requested = 1;
1873 } else {
1874 reset_requested = 1;
1875 }
b4a3d965 1876 cpu_stop_current();
d9f75a4e 1877 qemu_notify_event();
bb0c6722
FB		 1878}
1879
95b363b5
GH		 1880static void qemu_system_suspend(void)
1881{
1882 pause_all_vcpus();
1883 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1884 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1885 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1886}
1887
1888void qemu_system_suspend_request(void)
1889{
9abc62f6 1890 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1891 return;
1892 }
1893 suspend_requested = 1;
1894 cpu_stop_current();
1895 qemu_notify_event();
1896}
1897
1898void qemu_register_suspend_notifier(Notifier *notifier)
1899{
1900 notifier_list_add(&suspend_notifiers, notifier);
1901}
1902
1903void qemu_system_wakeup_request(WakeupReason reason)
1904{
4fed9421
AK		 1905 trace_system_wakeup_request(reason);
1906
9abc62f6 1907 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1908 return;
1909 }
1910 if (!(wakeup_reason_mask & (1 << reason))) {
1911 return;
1912 }
ad02b96a 1913 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1914 wakeup_reason = reason;
95b363b5 1915 qemu_notify_event();
95b363b5
GH		 1916}
1917
1918void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1919{
1920 if (enabled) {
1921 wakeup_reason_mask |= (1 << reason);
1922 } else {
1923 wakeup_reason_mask &= ~(1 << reason);
1924 }
1925}
1926
1927void qemu_register_wakeup_notifier(Notifier *notifier)
1928{
1929 notifier_list_add(&wakeup_notifiers, notifier);
1930}
1931
f64622c4
GN		 1932void qemu_system_killed(int signal, pid_t pid)
1933{
1934 shutdown_signal = signal;
1935 shutdown_pid = pid;
d9389b96 1936 no_shutdown = 0;
f64622c4
GN		 1937 qemu_system_shutdown_request();
1938}
1939
bb0c6722
FB		 1940void qemu_system_shutdown_request(void)
1941{
bc78cff9 1942 trace_qemu_system_shutdown_request();
bb0c6722 1943 shutdown_requested = 1;
d9f75a4e 1944 qemu_notify_event();
bb0c6722
FB		 1945}
1946
013c2f15
IM		 1947static void qemu_system_powerdown(void)
1948{
0aab9ec3 1949 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1950 notifier_list_notify(&powerdown_notifiers, NULL);
1951}
1952
3475187d
FB		 1953void qemu_system_powerdown_request(void)
1954{
bc78cff9 1955 trace_qemu_system_powerdown_request();
3475187d 1956 powerdown_requested = 1;
d9f75a4e
AL		 1957 qemu_notify_event();
1958}
1959
a9552c8e
IM		 1960void qemu_register_powerdown_notifier(Notifier *notifier)
1961{
1962 notifier_list_add(&powerdown_notifiers, notifier);
1963}
1964
8cf71710
JK		 1965void qemu_system_debug_request(void)
1966{
1967 debug_requested = 1;
83f338f7 1968 qemu_notify_event();
8cf71710
JK		 1969}
1970
99435906
PB		 1971static bool main_loop_should_exit(void)
1972{
1973 RunState r;
1974 if (qemu_debug_requested()) {
1975 vm_stop(RUN_STATE_DEBUG);
1976 }
95b363b5
GH		 1977 if (qemu_suspend_requested()) {
1978 qemu_system_suspend();
1979 }
99435906
PB		 1980 if (qemu_shutdown_requested()) {
1981 qemu_kill_report();
84321831 1982 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1983 if (no_shutdown) {
1984 vm_stop(RUN_STATE_SHUTDOWN);
1985 } else {
1986 return true;
1987 }
1988 }
1989 if (qemu_reset_requested()) {
1990 pause_all_vcpus();
1991 cpu_synchronize_all_states();
1992 qemu_system_reset(VMRESET_REPORT);
1993 resume_all_vcpus();
ede085b3 1994 if (runstate_needs_reset()) {
99435906
PB		 1995 runstate_set(RUN_STATE_PAUSED);
1996 }
1997 }
14058196
LC		 1998 if (qemu_wakeup_requested()) {
1999 pause_all_vcpus();
2000 cpu_synchronize_all_states();
2001 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 2002 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2003 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 2004 resume_all_vcpus();
7a906f7f 2005 qapi_event_send_wakeup(&error_abort);
14058196 2006 }
99435906 2007 if (qemu_powerdown_requested()) {
013c2f15 2008 qemu_system_powerdown();
99435906
PB		 2009 }
2010 if (qemu_vmstop_requested(&r)) {
2011 vm_stop(r);
2012 }
2013 return false;
2014}
2015
43b96858
AL		 2016static void main_loop(void)
2017{
c9f711a5 2018 bool nonblocking;
99435906 2019 int last_io = 0;
8e1b90ec
JK		 2020#ifdef CONFIG_PROFILER
2021 int64_t ti;
2022#endif
99435906 2023 do {
a7d4207d 2024 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2025#ifdef CONFIG_PROFILER
46481d39 2026 ti = profile_getclock();
89bfc105 2027#endif
c9f711a5 2028 last_io = main_loop_wait(nonblocking);
89bfc105 2029#ifdef CONFIG_PROFILER
46481d39 2030 dev_time += profile_getclock() - ti;
89bfc105 2031#endif
99435906 2032 } while (!main_loop_should_exit());
b4608c04
FB		 2033}
2034
9bd7e6d9
PB		 2035static void version(void)
2036{
f75ca1ae 2037 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2038}
2039
15f82208 2040static void help(int exitcode)
0824d6fc 2041{
a3adb7ad
ME		 2042 version();
2043 printf("usage: %s [options] [disk_image]\n\n"
2044 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2045 error_get_progname());
2046
77bd1119
ME		 2047#define QEMU_OPTIONS_GENERATE_HELP
2048#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2049
2050 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2051 "ctrl-alt-f toggle full screen\n"
2052 "ctrl-alt-n switch to virtual console 'n'\n"
2053 "ctrl-alt toggle mouse and keyboard grab\n"
2054 "\n"
a3adb7ad
ME		 2055 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2056
15f82208 2057 exit(exitcode);
0824d6fc
FB		 2058}
2059
cd6f1169
FB		 2060#define HAS_ARG 0x0001
2061
cd6f1169
FB		 2062typedef struct QEMUOption {
2063 const char *name;
2064 int flags;
2065 int index;
ad96090a 2066 uint32_t arch_mask;
cd6f1169
FB		 2067} QEMUOption;
2068
dbed7e40 2069static const QEMUOption qemu_options[] = {
ad96090a 2070 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2071#define QEMU_OPTIONS_GENERATE_OPTIONS
2072#include "qemu-options-wrapper.h"
cd6f1169 2073 { NULL },
fc01f7e7 2074};
a369da5f
BS		 2075
2076static bool vga_available(void)
2077{
36b7f27d 2078 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2079}
2080
2081static bool cirrus_vga_available(void)
2082{
36b7f27d
AJ		 2083 return object_class_by_name("cirrus-vga")
2084 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2085}
2086
2087static bool vmware_vga_available(void)
2088{
36b7f27d 2089 return object_class_by_name("vmware-svga");
a369da5f
BS		 2090}
2091
879049a3
AJ		 2092static bool qxl_vga_available(void)
2093{
2094 return object_class_by_name("qxl-vga");
2095}
2096
af87bf29
MCA		 2097static bool tcx_vga_available(void)
2098{
2099 return object_class_by_name("SUNW,tcx");
2100}
2101
2102static bool cg3_vga_available(void)
2103{
2104 return object_class_by_name("cgthree");
2105}
2106
3893c124 2107static void select_vgahw (const char *p)
2108{
2109 const char *opts;
2110
d44229c5 2111 assert(vga_interface_type == VGA_NONE);
3893c124 2112 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2113 if (vga_available()) {
2114 vga_interface_type = VGA_STD;
2115 } else {
2116 fprintf(stderr, "Error: standard VGA not available\n");
2117 exit(0);
2118 }
3893c124 2119 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2120 if (cirrus_vga_available()) {
2121 vga_interface_type = VGA_CIRRUS;
2122 } else {
2123 fprintf(stderr, "Error: Cirrus VGA not available\n");
2124 exit(0);
2125 }
3893c124 2126 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2127 if (vmware_vga_available()) {
2128 vga_interface_type = VGA_VMWARE;
2129 } else {
2130 fprintf(stderr, "Error: VMWare SVGA not available\n");
2131 exit(0);
2132 }
94909d9f 2133 } else if (strstart(p, "xenfb", &opts)) {
86176759 2134 vga_interface_type = VGA_XENFB;
a19cbfb3 2135 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2136 if (qxl_vga_available()) {
2137 vga_interface_type = VGA_QXL;
2138 } else {
2139 fprintf(stderr, "Error: QXL VGA not available\n");
2140 exit(0);
2141 }
af87bf29
MCA		 2142 } else if (strstart(p, "tcx", &opts)) {
2143 if (tcx_vga_available()) {
2144 vga_interface_type = VGA_TCX;
2145 } else {
2146 fprintf(stderr, "Error: TCX framebuffer not available\n");
2147 exit(0);
2148 }
2149 } else if (strstart(p, "cg3", &opts)) {
2150 if (cg3_vga_available()) {
2151 vga_interface_type = VGA_CG3;
2152 } else {
2153 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2154 exit(0);
2155 }
28b85ed8 2156 } else if (!strstart(p, "none", &opts)) {
3893c124 2157 invalid_vga:
2158 fprintf(stderr, "Unknown vga type: %s\n", p);
2159 exit(1);
2160 }
cb5a7aa8 2161 while (*opts) {
2162 const char *nextopt;
2163
2164 if (strstart(opts, ",retrace=", &nextopt)) {
2165 opts = nextopt;
2166 if (strstart(opts, "dumb", &nextopt))
2167 vga_retrace_method = VGA_RETRACE_DUMB;
2168 else if (strstart(opts, "precise", &nextopt))
2169 vga_retrace_method = VGA_RETRACE_PRECISE;
2170 else goto invalid_vga;
2171 } else goto invalid_vga;
2172 opts = nextopt;
2173 }
3893c124 2174}
2175
1472a95b
JS		 2176static DisplayType select_display(const char *p)
2177{
2178 const char *opts;
2179 DisplayType display = DT_DEFAULT;
2180
2181 if (strstart(p, "sdl", &opts)) {
2182#ifdef CONFIG_SDL
2183 display = DT_SDL;
2184 while (*opts) {
2185 const char *nextopt;
2186
2187 if (strstart(opts, ",frame=", &nextopt)) {
2188 opts = nextopt;
2189 if (strstart(opts, "on", &nextopt)) {
2190 no_frame = 0;
2191 } else if (strstart(opts, "off", &nextopt)) {
2192 no_frame = 1;
2193 } else {
05175535 2194 goto invalid_sdl_args;
1472a95b
JS		 2195 }
2196 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2197 opts = nextopt;
2198 if (strstart(opts, "on", &nextopt)) {
2199 alt_grab = 1;
2200 } else if (strstart(opts, "off", &nextopt)) {
2201 alt_grab = 0;
2202 } else {
05175535 2203 goto invalid_sdl_args;
1472a95b
JS		 2204 }
2205 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2206 opts = nextopt;
2207 if (strstart(opts, "on", &nextopt)) {
2208 ctrl_grab = 1;
2209 } else if (strstart(opts, "off", &nextopt)) {
2210 ctrl_grab = 0;
2211 } else {
05175535 2212 goto invalid_sdl_args;
1472a95b
JS		 2213 }
2214 } else if (strstart(opts, ",window_close=", &nextopt)) {
2215 opts = nextopt;
2216 if (strstart(opts, "on", &nextopt)) {
2217 no_quit = 0;
2218 } else if (strstart(opts, "off", &nextopt)) {
2219 no_quit = 1;
2220 } else {
05175535 2221 goto invalid_sdl_args;
1472a95b
JS		 2222 }
2223 } else {
05175535
PM		 2224 invalid_sdl_args:
2225 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2226 exit(1);
1472a95b
JS		 2227 }
2228 opts = nextopt;
2229 }
2230#else
2231 fprintf(stderr, "SDL support is disabled\n");
2232 exit(1);
2233#endif
3264ff12 2234 } else if (strstart(p, "vnc", &opts)) {
821601ea 2235#ifdef CONFIG_VNC
3264ff12
JS		 2236 display_remote++;
2237
2238 if (*opts) {
2239 const char *nextopt;
2240
2241 if (strstart(opts, "=", &nextopt)) {
2242 vnc_display = nextopt;
2243 }
2244 }
2245 if (!vnc_display) {
2246 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2247 exit(1);
2248 }
821601ea
JS		 2249#else
2250 fprintf(stderr, "VNC support is disabled\n");
2251 exit(1);
2252#endif
1472a95b
JS		 2253 } else if (strstart(p, "curses", &opts)) {
2254#ifdef CONFIG_CURSES
2255 display = DT_CURSES;
2256#else
2257 fprintf(stderr, "Curses support is disabled\n");
2258 exit(1);
15546425
AL		 2259#endif
2260 } else if (strstart(p, "gtk", &opts)) {
2261#ifdef CONFIG_GTK
2262 display = DT_GTK;
881249c7
JK		 2263 while (*opts) {
2264 const char *nextopt;
2265
2266 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2267 opts = nextopt;
2268 if (strstart(opts, "on", &nextopt)) {
2269 grab_on_hover = true;
2270 } else if (strstart(opts, "off", &nextopt)) {
2271 grab_on_hover = false;
2272 } else {
2273 goto invalid_gtk_args;
2274 }
2275 } else {
2276 invalid_gtk_args:
2277 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2278 exit(1);
2279 }
2280 opts = nextopt;
2281 }
15546425
AL		 2282#else
2283 fprintf(stderr, "GTK support is disabled\n");
2284 exit(1);
1472a95b 2285#endif
4171d32e
JS		 2286 } else if (strstart(p, "none", &opts)) {
2287 display = DT_NONE;
1472a95b 2288 } else {
1472a95b
JS		 2289 fprintf(stderr, "Unknown display type: %s\n", p);
2290 exit(1);
2291 }
2292
2293 return display;
2294}
2295
7d4c3d53
MA		 2296static int balloon_parse(const char *arg)
2297{
382f0743 2298 QemuOpts *opts;
7d4c3d53 2299
382f0743
GH		 2300 if (strcmp(arg, "none") == 0) {
2301 return 0;
2302 }
2303
2304 if (!strncmp(arg, "virtio", 6)) {
2305 if (arg[6] == ',') {
2306 /* have params -> parse them */
3329f07b 2307 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2308 if (!opts)
2309 return -1;
2310 } else {
2311 /* create empty opts */
87ea75d5
PC		 2312 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2313 &error_abort);
7d4c3d53 2314 }
29f82b37 2315 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2316 return 0;
7d4c3d53 2317 }
382f0743
GH		 2318
2319 return -1;
7d4c3d53 2320}
7d4c3d53 2321
5cea8590
PB		 2322char *qemu_find_file(int type, const char *name)
2323{
4524051c 2324 int i;
5cea8590
PB		 2325 const char *subdir;
2326 char *buf;
2327
31783203
PM		 2328 /* Try the name as a straight path first */
2329 if (access(name, R_OK) == 0) {
4524051c 2330 trace_load_file(name, name);
7267c094 2331 return g_strdup(name);
5cea8590 2332 }
4524051c 2333
5cea8590
PB		 2334 switch (type) {
2335 case QEMU_FILE_TYPE_BIOS:
2336 subdir = "";
2337 break;
2338 case QEMU_FILE_TYPE_KEYMAP:
2339 subdir = "keymaps/";
2340 break;
2341 default:
2342 abort();
2343 }
4524051c
GH		 2344
2345 for (i = 0; i < data_dir_idx; i++) {
2346 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2347 if (access(buf, R_OK) == 0) {
2348 trace_load_file(name, buf);
2349 return buf;
2350 }
7267c094 2351 g_free(buf);
5cea8590 2352 }
4524051c 2353 return NULL;
5cea8590
PB		 2354}
2355
ff952ba2
MA		 2356static int device_help_func(QemuOpts *opts, void *opaque)
2357{
2358 return qdev_device_help(opts);
2359}
2360
f31d07d1
GH		 2361static int device_init_func(QemuOpts *opts, void *opaque)
2362{
2363 DeviceState *dev;
2364
2365 dev = qdev_device_add(opts);
2366 if (!dev)
2367 return -1;
b09995ae 2368 object_unref(OBJECT(dev));
f31d07d1
GH		 2369 return 0;
2370}
2371
1a688d3b
GH		 2372static int chardev_init_func(QemuOpts *opts, void *opaque)
2373{
bd2d80b2 2374 Error *local_err = NULL;
1a688d3b 2375
bd2d80b2 2376 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2377 if (local_err) {
4a44d85e 2378 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2379 error_free(local_err);
1a688d3b 2380 return -1;
bd2d80b2 2381 }
1a688d3b
GH		 2382 return 0;
2383}
2384
758e8e38 2385#ifdef CONFIG_VIRTFS
74db920c
GS		 2386static int fsdev_init_func(QemuOpts *opts, void *opaque)
2387{
2388 int ret;
2389 ret = qemu_fsdev_add(opts);
2390
2391 return ret;
2392}
2393#endif
2394
88589343
GH		 2395static int mon_init_func(QemuOpts *opts, void *opaque)
2396{
2397 CharDriverState *chr;
2398 const char *chardev;
2399 const char *mode;
2400 int flags;
2401
2402 mode = qemu_opt_get(opts, "mode");
2403 if (mode == NULL) {
2404 mode = "readline";
2405 }
2406 if (strcmp(mode, "readline") == 0) {
2407 flags = MONITOR_USE_READLINE;
2408 } else if (strcmp(mode, "control") == 0) {
2409 flags = MONITOR_USE_CONTROL;
2410 } else {
2411 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2412 exit(1);
2413 }
2414
39eaab9a
DB		 2415 if (qemu_opt_get_bool(opts, "pretty", 0))
2416 flags |= MONITOR_USE_PRETTY;
2417
88589343
GH		 2418 if (qemu_opt_get_bool(opts, "default", 0))
2419 flags |= MONITOR_IS_DEFAULT;
2420
2421 chardev = qemu_opt_get(opts, "chardev");
2422 chr = qemu_chr_find(chardev);
2423 if (chr == NULL) {
2424 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2425 exit(1);
2426 }
2427
456d6069 2428 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2429 monitor_init(chr, flags);
2430 return 0;
2431}
2432
6ca5582d 2433static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2434{
2435 static int monitor_device_index = 0;
2436 QemuOpts *opts;
2437 const char *p;
2438 char label[32];
2439 int def = 0;
2440
2441 if (strstart(optarg, "chardev:", &p)) {
2442 snprintf(label, sizeof(label), "%s", p);
2443 } else {
140e065d
JK		 2444 snprintf(label, sizeof(label), "compat_monitor%d",
2445 monitor_device_index);
2446 if (monitor_device_index == 0) {
88589343
GH		 2447 def = 1;
2448 }
2449 opts = qemu_chr_parse_compat(label, optarg);
2450 if (!opts) {
2451 fprintf(stderr, "parse error: %s\n", optarg);
2452 exit(1);
2453 }
2454 }
2455
8be7e7e4 2456 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2457 if (!opts) {
2458 fprintf(stderr, "duplicate chardev: %s\n", label);
2459 exit(1);
2460 }
6ca5582d 2461 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2462 qemu_opt_set(opts, "chardev", label);
2463 if (def)
2464 qemu_opt_set(opts, "default", "on");
2465 monitor_device_index++;
2466}
2467
bd3c948d
GH		 2468struct device_config {
2469 enum {
aee1b935
GH		 2470 DEV_USB, /* -usbdevice */
2471 DEV_BT, /* -bt */
2472 DEV_SERIAL, /* -serial */
2473 DEV_PARALLEL, /* -parallel */
2474 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2475 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2476 DEV_GDB, /* -gdb, -s */
3ef669e1 2477 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2478 } type;
2479 const char *cmdline;
d9a5954d 2480 Location loc;
72cf2d4f 2481 QTAILQ_ENTRY(device_config) next;
bd3c948d 2482};
4fdcac0e
BS		 2483
2484static QTAILQ_HEAD(, device_config) device_configs =
2485 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2486
2487static void add_device_config(int type, const char *cmdline)
2488{
2489 struct device_config *conf;
2490
7267c094 2491 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2492 conf->type = type;
2493 conf->cmdline = cmdline;
d9a5954d 2494 loc_save(&conf->loc);
72cf2d4f 2495 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2496}
2497
2498static int foreach_device_config(int type, int (*func)(const char *cmdline))
2499{
2500 struct device_config *conf;
2501 int rc;
2502
72cf2d4f 2503 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2504 if (conf->type != type)
2505 continue;
d9a5954d 2506 loc_push_restore(&conf->loc);
bd3c948d 2507 rc = func(conf->cmdline);
d9a5954d 2508 loc_pop(&conf->loc);
28de2f88 2509 if (rc) {
bd3c948d 2510 return rc;
28de2f88 2511 }
bd3c948d
GH		 2512 }
2513 return 0;
2514}
2515
998bbd74
GH		 2516static int serial_parse(const char *devname)
2517{
2518 static int index = 0;
2519 char label[32];
2520
2521 if (strcmp(devname, "none") == 0)
2522 return 0;
2523 if (index == MAX_SERIAL_PORTS) {
2524 fprintf(stderr, "qemu: too many serial ports\n");
2525 exit(1);
2526 }
2527 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2528 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2529 if (!serial_hds[index]) {
52d06136
PM		 2530 fprintf(stderr, "qemu: could not connect serial device"
2531 " to character backend '%s'\n", devname);
998bbd74
GH		 2532 return -1;
2533 }
2534 index++;
2535 return 0;
2536}
2537
6a5e8b0e
GH		 2538static int parallel_parse(const char *devname)
2539{
2540 static int index = 0;
2541 char label[32];
2542
2543 if (strcmp(devname, "none") == 0)
2544 return 0;
2545 if (index == MAX_PARALLEL_PORTS) {
2546 fprintf(stderr, "qemu: too many parallel ports\n");
2547 exit(1);
2548 }
2549 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2550 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2551 if (!parallel_hds[index]) {
52d06136
PM		 2552 fprintf(stderr, "qemu: could not connect parallel device"
2553 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2554 return -1;
2555 }
2556 index++;
2557 return 0;
2558}
2559
aee1b935
GH		 2560static int virtcon_parse(const char *devname)
2561{
3329f07b 2562 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2563 static int index = 0;
2564 char label[32];
392ecf54 2565 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2566
2567 if (strcmp(devname, "none") == 0)
2568 return 0;
2569 if (index == MAX_VIRTIO_CONSOLES) {
2570 fprintf(stderr, "qemu: too many virtio consoles\n");
2571 exit(1);
2572 }
392ecf54 2573
87ea75d5 2574 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2575 if (arch_type == QEMU_ARCH_S390X) {
2576 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2577 } else {
2578 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2579 }
392ecf54 2580
87ea75d5 2581 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2582 qemu_opt_set(dev_opts, "driver", "virtconsole");
2583
aee1b935 2584 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2585 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2586 if (!virtcon_hds[index]) {
52d06136
PM		 2587 fprintf(stderr, "qemu: could not connect virtio console"
2588 " to character backend '%s'\n", devname);
aee1b935
GH		 2589 return -1;
2590 }
392ecf54
AS		 2591 qemu_opt_set(dev_opts, "chardev", label);
2592
aee1b935
GH		 2593 index++;
2594 return 0;
2595}
2596
3ef669e1
AG		 2597static int sclp_parse(const char *devname)
2598{
2599 QemuOptsList *device = qemu_find_opts("device");
2600 static int index = 0;
2601 char label[32];
2602 QemuOpts *dev_opts;
2603
2604 if (strcmp(devname, "none") == 0) {
2605 return 0;
2606 }
2607 if (index == MAX_SCLP_CONSOLES) {
2608 fprintf(stderr, "qemu: too many sclp consoles\n");
2609 exit(1);
2610 }
2611
2612 assert(arch_type == QEMU_ARCH_S390X);
2613
2614 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2615 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2616
2617 snprintf(label, sizeof(label), "sclpcon%d", index);
2618 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2619 if (!sclp_hds[index]) {
2620 fprintf(stderr, "qemu: could not connect sclp console"
2621 " to character backend '%s'\n", devname);
2622 return -1;
2623 }
2624 qemu_opt_set(dev_opts, "chardev", label);
2625
2626 index++;
2627 return 0;
2628}
2629
c9f398e5 2630static int debugcon_parse(const char *devname)
4d8b3c63 2631{
c9f398e5
PA		 2632 QemuOpts *opts;
2633
27143a44 2634 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2635 exit(1);
2636 }
8be7e7e4 2637 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2638 if (!opts) {
2639 fprintf(stderr, "qemu: already have a debugcon device\n");
2640 exit(1);
2641 }
2642 qemu_opt_set(opts, "driver", "isa-debugcon");
2643 qemu_opt_set(opts, "chardev", "debugcon");
2644 return 0;
2645}
2646
0056ae24 2647static MachineClass *machine_parse(const char *name)
9052ea6b 2648{
0056ae24 2649 MachineClass *mc = NULL;
261747f1 2650 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2651
2652 if (name) {
0056ae24 2653 mc = find_machine(name);
9052ea6b 2654 }
0056ae24
MA		 2655 if (mc) {
2656 return mc;
9052ea6b 2657 }
025172d5
MR		 2658 if (name && !is_help_option(name)) {
2659 error_report("Unsupported machine type");
2660 error_printf("Use -machine help to list supported machines!\n");
2661 } else {
2662 printf("Supported machines are:\n");
2663 for (el = machines; el; el = el->next) {
2664 MachineClass *mc = el->data;
958db90c
MA		 2665 if (mc->alias) {
2666 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2667 }
958db90c
MA		 2668 printf("%-20s %s%s\n", mc->name, mc->desc,
2669 mc->is_default ? " (default)" : "");
9052ea6b 2670 }
9052ea6b 2671 }
261747f1
MA		 2672
2673 g_slist_free(machines);
c8057f95 2674 exit(!name || !is_help_option(name));
9052ea6b
JK		 2675}
2676
f1e29879 2677static int tcg_init(MachineClass *mc)
303d4e86 2678{
d5ab9713 2679 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 2680 return 0;
2681}
2682
2683static struct {
2684 const char *opt_name;
2685 const char *name;
2686 int (*available)(void);
f1e29879 2687 int (*init)(MachineClass *mc);
d5286af5 2688 bool *allowed;
303d4e86
AP		 2689} accel_list[] = {
2690 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2691 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2692 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
d4fce24f 2693 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
303d4e86
AP		 2694};
2695
f1e29879 2696static int configure_accelerator(MachineClass *mc)
303d4e86 2697{
36ad0e94 2698 const char *p;
303d4e86
AP		 2699 char buf[10];
2700 int i, ret;
217e21be
LG		 2701 bool accel_initialised = false;
2702 bool init_failed = false;
303d4e86 2703
36ad0e94 2704 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
303d4e86
AP		 2705 if (p == NULL) {
2706 /* Use the default "accelerator", tcg */
2707 p = "tcg";
2708 }
2709
1b785a97 2710 while (!accel_initialised && *p != '\0') {
303d4e86
AP		 2711 if (*p == ':') {
2712 p++;
2713 }
2714 p = get_opt_name(buf, sizeof (buf), p, ':');
2715 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2716 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93
LG		 2717 if (!accel_list[i].available()) {
2718 printf("%s not supported for this target\n",
2719 accel_list[i].name);
b321afbe 2720 break;
e3c66d93 2721 }
d5286af5 2722 *(accel_list[i].allowed) = true;
f1e29879 2723 ret = accel_list[i].init(mc);
303d4e86 2724 if (ret < 0) {
217e21be 2725 init_failed = true;
e3c66d93
LG		 2726 fprintf(stderr, "failed to initialize %s: %s\n",
2727 accel_list[i].name,
2728 strerror(-ret));
d5286af5 2729 *(accel_list[i].allowed) = false;
303d4e86 2730 } else {
217e21be 2731 accel_initialised = true;
303d4e86
AP		 2732 }
2733 break;
2734 }
2735 }
2736 if (i == ARRAY_SIZE(accel_list)) {
2737 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2738 }
2739 }
2740
1b785a97 2741 if (!accel_initialised) {
217e21be
LG		 2742 if (!init_failed) {
2743 fprintf(stderr, "No accelerator found!\n");
2744 }
303d4e86
AP		 2745 exit(1);
2746 }
2747
2748 if (init_failed) {
2749 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2750 }
2751
1b785a97 2752 return !accel_initialised;
303d4e86
AP		 2753}
2754
fd42deeb
GH		 2755void qemu_add_exit_notifier(Notifier *notify)
2756{
2757 notifier_list_add(&exit_notifiers, notify);
2758}
2759
2760void qemu_remove_exit_notifier(Notifier *notify)
2761{
31552529 2762 notifier_remove(notify);
fd42deeb
GH		 2763}
2764
2765static void qemu_run_exit_notifiers(void)
2766{
9e8dd451 2767 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2768}
2769
4cab946a
GN		 2770void qemu_add_machine_init_done_notifier(Notifier *notify)
2771{
2772 notifier_list_add(&machine_init_done_notifiers, notify);
2773}
2774
2775static void qemu_run_machine_init_done_notifiers(void)
2776{
9e8dd451 2777 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2778}
2779
6530a97b
AL		 2780static const QEMUOption *lookup_opt(int argc, char **argv,
2781 const char **poptarg, int *poptind)
2782{
2783 const QEMUOption *popt;
2784 int optind = *poptind;
2785 char *r = argv[optind];
2786 const char *optarg;
2787
0f0bc3f1 2788 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2789 optind++;
2790 /* Treat --foo the same as -foo. */
2791 if (r[1] == '-')
2792 r++;
2793 popt = qemu_options;
2794 for(;;) {
2795 if (!popt->name) {
0f0bc3f1 2796 error_report("invalid option");
6530a97b
AL		 2797 exit(1);
2798 }
2799 if (!strcmp(popt->name, r + 1))
2800 break;
2801 popt++;
2802 }
2803 if (popt->flags & HAS_ARG) {
2804 if (optind >= argc) {
0f0bc3f1 2805 error_report("requires an argument");
6530a97b
AL		 2806 exit(1);
2807 }
2808 optarg = argv[optind++];
0f0bc3f1 2809 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2810 } else {
2811 optarg = NULL;
2812 }
2813
2814 *poptarg = optarg;
2815 *poptind = optind;
2816
2817 return popt;
2818}
2819
0750112a
AL		 2820static gpointer malloc_and_trace(gsize n_bytes)
2821{
2822 void *ptr = malloc(n_bytes);
a74cd8cc 2823 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2824 return ptr;
2825}
2826
2827static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2828{
2829 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2830 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2831 return ptr;
2832}
2833
2834static void free_and_trace(gpointer mem)
2835{
a74cd8cc 2836 trace_g_free(mem);
0750112a
AL		 2837 free(mem);
2838}
2839
68d98d3e
AL		 2840static int object_set_property(const char *name, const char *value, void *opaque)
2841{
2842 Object *obj = OBJECT(opaque);
2843 StringInputVisitor *siv;
2844 Error *local_err = NULL;
b0ddb8bf 2845 char *c, *qom_name;
68d98d3e 2846
13d7adf9
MA		 2847 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0 ||
2848 strcmp(name, "type") == 0) {
68d98d3e
AL		 2849 return 0;
2850 }
2851
b0ddb8bf
MA		 2852 qom_name = g_strdup(name);
2853 c = qom_name;
2854 while (*c++) {
2855 if (*c == '_') {
2856 *c = '-';
2857 }
2858 }
2859
68d98d3e 2860 siv = string_input_visitor_new(value);
b0ddb8bf 2861 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
68d98d3e 2862 string_input_visitor_cleanup(siv);
b0ddb8bf 2863 g_free(qom_name);
68d98d3e
AL		 2864
2865 if (local_err) {
2866 qerror_report_err(local_err);
2867 error_free(local_err);
2868 return -1;
2869 }
2870
2871 return 0;
2872}
2873
2874static int object_create(QemuOpts *opts, void *opaque)
2875{
c4090f8e
PB		 2876 Error *err = NULL;
2877 char *type = NULL;
2878 char *id = NULL;
2879 void *dummy = NULL;
2880 OptsVisitor *ov;
2881 QDict *pdict;
68d98d3e 2882
c4090f8e
PB		 2883 ov = opts_visitor_new(opts);
2884 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2885
c4090f8e
PB		 2886 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2887 if (err) {
2888 goto out;
68d98d3e
AL		 2889 }
2890
c4090f8e
PB		 2891 qdict_del(pdict, "qom-type");
2892 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2893 if (err) {
2894 goto out;
68d98d3e
AL		 2895 }
2896
c4090f8e
PB		 2897 qdict_del(pdict, "id");
2898 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2899 if (err) {
269e09f3
IM		 2900 goto out;
2901 }
2902
c4090f8e
PB		 2903 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2904 if (err) {
269e09f3
IM		 2905 goto out;
2906 }
c4090f8e
PB		 2907 visit_end_struct(opts_get_visitor(ov), &err);
2908 if (err) {
2909 qmp_object_del(id, NULL);
2910 }
2911
269e09f3 2912out:
c4090f8e
PB		 2913 opts_visitor_cleanup(ov);
2914
2915 QDECREF(pdict);
2916 g_free(id);
2917 g_free(type);
2918 g_free(dummy);
2919 if (err) {
2920 qerror_report_err(err);
3a9cbfe0 2921 error_free(err);
90e9cf28
IM		 2922 return -1;
2923 }
68d98d3e
AL		 2924 return 0;
2925}
2926
902b3d5c 2927int main(int argc, char **argv, char **envp)
0824d6fc 2928{
e4bcb14c 2929 int i;
da1fcfda 2930 int snapshot, linux_boot;
7f7f9873 2931 const char *initrd_filename;
a20dd508 2932 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2933 const char *boot_order;
3023f332 2934 DisplayState *ds;
9f227bc3 2935 int cyls, heads, secs, translation;
1ad9580b 2936 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2937 QemuOptsList *olist;
cd6f1169 2938 int optind;
6530a97b 2939 const char *optarg;
d63d307f 2940 const char *loadvm = NULL;
0056ae24 2941 MachineClass *machine_class;
94fc95cd 2942 const char *cpu_model;
d44229c5 2943 const char *vga_model = NULL;
d4fce24f
PB		 2944 const char *qtest_chrdev = NULL;
2945 const char *qtest_log = NULL;
93815bc2 2946 const char *pid_file = NULL;
5bb7910a 2947 const char *incoming = NULL;
821601ea 2948#ifdef CONFIG_VNC
993fbfdb 2949 int show_vnc_port = 0;
821601ea 2950#endif
3ed2d9ee 2951 bool defconfig = true;
f29a5614 2952 bool userconfig = true;
c235d738
MF		 2953 const char *log_mask = NULL;
2954 const char *log_file = NULL;
0750112a
AL		 2955 GMemVTable mem_trace = {
2956 .malloc = malloc_and_trace,
2957 .realloc = realloc_and_trace,
2958 .free = free_and_trace,
2959 };
23d15e86 2960 const char *trace_events = NULL;
e4858974 2961 const char *trace_file = NULL;
6e1d3c1c
IM		 2962 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2963 1024 * 1024;
c270fb9e
IM		 2964 ram_addr_t maxram_size = default_ram_size;
2965 uint64_t ram_slots = 0;
abfd9ce3 2966 FILE *vmstate_dump_file = NULL;
0b5538c3 2967
fd42deeb 2968 atexit(qemu_run_exit_notifiers);
65abca0a 2969 error_set_progname(argv[0]);
10f5bff6 2970 qemu_init_exec_dir(argv[0]);
65abca0a 2971
0750112a
AL		 2972 g_mem_set_vtable(&mem_trace);
2973
1b71f7c1
AF		 2974 module_call_init(MODULE_INIT_QOM);
2975
4d454574 2976 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2977 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2978 qemu_add_drive_opts(&qemu_common_drive_opts);
2979 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2980 qemu_add_opts(&qemu_chardev_opts);
2981 qemu_add_opts(&qemu_device_opts);
2982 qemu_add_opts(&qemu_netdev_opts);
2983 qemu_add_opts(&qemu_net_opts);
2984 qemu_add_opts(&qemu_rtc_opts);
2985 qemu_add_opts(&qemu_global_opts);
2986 qemu_add_opts(&qemu_mon_opts);
2987 qemu_add_opts(&qemu_trace_opts);
2988 qemu_add_opts(&qemu_option_rom_opts);
2989 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2990 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2991 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2992 qemu_add_opts(&qemu_boot_opts);
2993 qemu_add_opts(&qemu_sandbox_opts);
2994 qemu_add_opts(&qemu_add_fd_opts);
2995 qemu_add_opts(&qemu_object_opts);
d1a0cf73 2996 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 2997 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 2998 qemu_add_opts(&qemu_msg_opts);
5d12f961 2999 qemu_add_opts(&qemu_name_opts);
0042109a 3000 qemu_add_opts(&qemu_numa_opts);
1ad9580b 3001 qemu_add_opts(&qemu_icount_opts);
4d454574 3002
5db9d4d1
LC		 3003 runstate_init();
3004
884f17c2 3005 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3006
72cf2d4f 3007 QLIST_INIT (&vm_change_state_head);
fe98ac14 3008 os_setup_early_signal_handling();
be995c27 3009
f80f9ec9 3010 module_call_init(MODULE_INIT_MACHINE);
0056ae24 3011 machine_class = find_default_machine();
94fc95cd 3012 cpu_model = NULL;
6e1d3c1c 3013 ram_size = default_ram_size;
33e3963e 3014 snapshot = 0;
9f227bc3 3015 cyls = heads = secs = 0;
3016 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 3017
268a362c 3018 for (i = 0; i < MAX_NODES; i++) {
8c85901e 3019 numa_info[i].node_mem = 0;
1af878e0 3020 numa_info[i].present = false;
8c85901e 3021 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 3022 }
3023
268a362c 3024 nb_numa_nodes = 0;
1af878e0 3025 max_numa_nodeid = 0;
7c9d8e07 3026 nb_nics = 0;
3b46e624 3027
142c6b1a
PL		 3028 bdrv_init_with_whitelist();
3029
2c02d1ad 3030 autostart = 1;
41bd639b 3031
292444cb
AL		 3032 /* first pass of option parsing */
3033 optind = 1;
3034 while (optind < argc) {
3035 if (argv[optind][0] != '-') {
3036 /* disk image */
28e68d68 3037 optind++;
292444cb
AL		 3038 } else {
3039 const QEMUOption *popt;
3040
3041 popt = lookup_opt(argc, argv, &optarg, &optind);
3042 switch (popt->index) {
3043 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3044 defconfig = false;
292444cb 3045 break;
f29a5614
EH		 3046 case QEMU_OPTION_nouserconfig:
3047 userconfig = false;
3048 break;
292444cb
AL		 3049 }
3050 }
3051 }
3052
3053 if (defconfig) {
dcfb0939 3054 int ret;
f29a5614 3055 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 3056 if (ret < 0) {
dcfb0939 3057 exit(1);
292444cb
AL		 3058 }
3059 }
3060
3061 /* second pass of option parsing */
cd6f1169 3062 optind = 1;
0824d6fc 3063 for(;;) {
cd6f1169 3064 if (optind >= argc)
0824d6fc 3065 break;
6530a97b 3066 if (argv[optind][0] != '-') {
9f227bc3 3067 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3068 } else {
3069 const QEMUOption *popt;
3070
6530a97b 3071 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3072 if (!(popt->arch_mask & arch_type)) {
3073 printf("Option %s not supported for this target\n", popt->name);
3074 exit(1);
3075 }
cd6f1169 3076 switch(popt->index) {
cc1daa40 3077 case QEMU_OPTION_M:
0056ae24 3078 machine_class = machine_parse(optarg);
cc1daa40 3079 break;
e43d594e
JK		 3080 case QEMU_OPTION_no_kvm_irqchip: {
3081 olist = qemu_find_opts("machine");
3082 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3083 break;
3084 }
94fc95cd
JM		 3085 case QEMU_OPTION_cpu:
3086 /* hw initialization will check this */
ecf40bea 3087 cpu_model = optarg;
94fc95cd 3088 break;
cd6f1169 3089 case QEMU_OPTION_hda:
9f227bc3 3090 {
3091 char buf[256];
3092 if (cyls == 0)
3093 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3094 else
3095 snprintf(buf, sizeof(buf),
3096 "%s,cyls=%d,heads=%d,secs=%d%s",
3097 HD_OPTS , cyls, heads, secs,
3098 translation == BIOS_ATA_TRANSLATION_LBA ?
3099 ",trans=lba" :
3100 translation == BIOS_ATA_TRANSLATION_NONE ?
3101 ",trans=none" : "");
3102 drive_add(IF_DEFAULT, 0, optarg, buf);
3103 break;
3104 }
cd6f1169 3105 case QEMU_OPTION_hdb:
cc1daa40
FB		 3106 case QEMU_OPTION_hdc:
3107 case QEMU_OPTION_hdd:
2292ddae
MA		 3108 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3109 HD_OPTS);
fc01f7e7 3110 break;
e4bcb14c 3111 case QEMU_OPTION_drive:
e2982c3a
MT		 3112 if (drive_def(optarg) == NULL) {
3113 exit(1);
3114 }
e4bcb14c 3115 break;
d058fe03
GH		 3116 case QEMU_OPTION_set:
3117 if (qemu_set_option(optarg) != 0)
3118 exit(1);
3119 break;
d0fef6fb
GH		 3120 case QEMU_OPTION_global:
3121 if (qemu_global_option(optarg) != 0)
3122 exit(1);
3123 break;
3e3d5815 3124 case QEMU_OPTION_mtdblock:
2292ddae 3125 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3126 break;
a1bb27b1 3127 case QEMU_OPTION_sd:
80f4d9fc 3128 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3129 break;
86f55663 3130 case QEMU_OPTION_pflash:
2292ddae 3131 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3132 break;
cd6f1169 3133 case QEMU_OPTION_snapshot:
33e3963e
FB		 3134 snapshot = 1;
3135 break;
cd6f1169 3136 case QEMU_OPTION_hdachs:
330d0414 3137 {
330d0414
FB		 3138 const char *p;
3139 p = optarg;
3140 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3141 if (cyls < 1 || cyls > 16383)
3142 goto chs_fail;
330d0414
FB		 3143 if (*p != ',')
3144 goto chs_fail;
3145 p++;
3146 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3147 if (heads < 1 || heads > 16)
3148 goto chs_fail;
330d0414
FB		 3149 if (*p != ',')
3150 goto chs_fail;
3151 p++;
3152 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3153 if (secs < 1 || secs > 63)
3154 goto chs_fail;
3155 if (*p == ',') {
3156 p++;
f31c41ff
PB		 3157 if (!strcmp(p, "large")) {
3158 translation = BIOS_ATA_TRANSLATION_LARGE;
3159 } else if (!strcmp(p, "rechs")) {
3160 translation = BIOS_ATA_TRANSLATION_RECHS;
3161 } else if (!strcmp(p, "none")) {
46d4767d 3162 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3163 } else if (!strcmp(p, "lba")) {
46d4767d 3164 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3165 } else if (!strcmp(p, "auto")) {
46d4767d 3166 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3167 } else {
46d4767d 3168 goto chs_fail;
f31c41ff 3169 }
46d4767d 3170 } else if (*p != '\0') {
c4b1fcc0 3171 chs_fail:
46d4767d
FB		 3172 fprintf(stderr, "qemu: invalid physical CHS format\n");
3173 exit(1);
c4b1fcc0 3174 }
9f227bc3 3175 if (hda_opts != NULL) {
9dfd7c7a
GH		 3176 char num[16];
3177 snprintf(num, sizeof(num), "%d", cyls);
3178 qemu_opt_set(hda_opts, "cyls", num);
3179 snprintf(num, sizeof(num), "%d", heads);
3180 qemu_opt_set(hda_opts, "heads", num);
3181 snprintf(num, sizeof(num), "%d", secs);
3182 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3183 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3184 qemu_opt_set(hda_opts, "trans", "large");
3185 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3186 qemu_opt_set(hda_opts, "trans", "rechs");
3187 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3188 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3189 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3190 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3191 }
9dfd7c7a 3192 }
330d0414
FB		 3193 }
3194 break;
268a362c 3195 case QEMU_OPTION_numa:
0042109a
WG		 3196 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3197 if (!opts) {
3198 exit(1);
3199 }
268a362c 3200 break;
1472a95b
JS		 3201 case QEMU_OPTION_display:
3202 display_type = select_display(optarg);
3203 break;
cd6f1169 3204 case QEMU_OPTION_nographic:
993fbfdb 3205 display_type = DT_NOGRAPHIC;
a20dd508 3206 break;
4d3b6f6e 3207 case QEMU_OPTION_curses:
47b05369 3208#ifdef CONFIG_CURSES
993fbfdb 3209 display_type = DT_CURSES;
47b05369
JS		 3210#else
3211 fprintf(stderr, "Curses support is disabled\n");
3212 exit(1);
4d3b6f6e 3213#endif
47b05369 3214 break;
a171fe39 3215 case QEMU_OPTION_portrait:
9312805d
VK		 3216 graphic_rotate = 90;
3217 break;
3218 case QEMU_OPTION_rotate:
3219 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3220 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3221 graphic_rotate != 180 && graphic_rotate != 270) {
3222 fprintf(stderr,
3223 "qemu: only 90, 180, 270 deg rotation is available\n");
3224 exit(1);
3225 }
a171fe39 3226 break;
cd6f1169 3227 case QEMU_OPTION_kernel:
a0abe474
PM		 3228 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3229 break;
3230 case QEMU_OPTION_initrd:
3231 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3232 break;
cd6f1169 3233 case QEMU_OPTION_append:
a0abe474 3234 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3235 break;
412beee6
GL		 3236 case QEMU_OPTION_dtb:
3237 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3238 break;
cd6f1169 3239 case QEMU_OPTION_cdrom:
2292ddae 3240 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3241 break;
cd6f1169 3242 case QEMU_OPTION_boot:
8281abd5
MA		 3243 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3244 if (!opts) {
3245 exit(1);
36b486bb
FB		 3246 }
3247 break;
cd6f1169 3248 case QEMU_OPTION_fda:
cd6f1169 3249 case QEMU_OPTION_fdb:
2292ddae
MA		 3250 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3251 optarg, FD_OPTS);
c45886db 3252 break;
52ca8d6a
FB		 3253 case QEMU_OPTION_no_fd_bootchk:
3254 fd_bootchk = 0;
3255 break;
a1ea458f 3256 case QEMU_OPTION_netdev:
3329f07b 3257 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3258 exit(1);
3259 }
3260 break;
7c9d8e07 3261 case QEMU_OPTION_net:
3329f07b 3262 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3263 exit(1);
3264 }
702c651c 3265 break;
f9dadc98
RS		 3266#ifdef CONFIG_LIBISCSI
3267 case QEMU_OPTION_iscsi:
3268 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3269 if (!opts) {
3270 exit(1);
3271 }
3272 break;
3273#endif
c7f74643
FB		 3274#ifdef CONFIG_SLIRP
3275 case QEMU_OPTION_tftp:
ad196a9d 3276 legacy_tftp_prefix = optarg;
9bf05444 3277 break;
47d5d01a 3278 case QEMU_OPTION_bootp:
ad196a9d 3279 legacy_bootp_filename = optarg;
47d5d01a 3280 break;
9bf05444 3281 case QEMU_OPTION_redir:
0752706d
MA		 3282 if (net_slirp_redir(optarg) < 0)
3283 exit(1);
9bf05444 3284 break;
c7f74643 3285#endif
dc72ac14 3286 case QEMU_OPTION_bt:
bd3c948d 3287 add_device_config(DEV_BT, optarg);
dc72ac14 3288 break;
1d14ffa9
FB		 3289 case QEMU_OPTION_audio_help:
3290 AUD_help ();
3291 exit (0);
3292 break;
3293 case QEMU_OPTION_soundhw:
3294 select_soundhw (optarg);
3295 break;
cd6f1169 3296 case QEMU_OPTION_h:
15f82208 3297 help(0);
cd6f1169 3298 break;
9bd7e6d9
PB		 3299 case QEMU_OPTION_version:
3300 version();
3301 exit(0);
3302 break;
00f82b8a 3303 case QEMU_OPTION_m: {
ff961015 3304 uint64_t sz;
6e1d3c1c 3305 const char *mem_str;
c270fb9e 3306 const char *maxmem_str, *slots_str;
9f9b17a4 3307
6e1d3c1c
IM		 3308 opts = qemu_opts_parse(qemu_find_opts("memory"),
3309 optarg, 1);
3310 if (!opts) {
3311 exit(EXIT_FAILURE);
3312 }
3313
3314 mem_str = qemu_opt_get(opts, "size");
3315 if (!mem_str) {
3316 error_report("invalid -m option, missing 'size' option");
3317 exit(EXIT_FAILURE);
3318 }
3319 if (!*mem_str) {
3320 error_report("missing 'size' option value");
3321 exit(EXIT_FAILURE);
3322 }
3323
3324 sz = qemu_opt_get_size(opts, "size", ram_size);
3325
3326 /* Fix up legacy suffix-less format */
3327 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3328 uint64_t overflow_check = sz;
3329
3330 sz <<= 20;
3331 if ((sz >> 20) != overflow_check) {
3332 error_report("too large 'size' option value");
3333 exit(EXIT_FAILURE);
3334 }
3335 }
3336
3337 /* backward compatibility behaviour for case "-m 0" */
3338 if (sz == 0) {
3339 sz = default_ram_size;
cd6f1169 3340 }
6e1d3c1c
IM		 3341
3342 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3343 ram_size = sz;
3344 if (ram_size != sz) {
6e1d3c1c
IM		 3345 error_report("ram size too large");
3346 exit(EXIT_FAILURE);
00f82b8a 3347 }
5734d031 3348 maxram_size = ram_size;
c270fb9e
IM		 3349
3350 maxmem_str = qemu_opt_get(opts, "maxmem");
3351 slots_str = qemu_opt_get(opts, "slots");
3352 if (maxmem_str && slots_str) {
3353 uint64_t slots;
3354
3355 sz = qemu_opt_get_size(opts, "maxmem", 0);
3356 if (sz < ram_size) {
3357 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3358 "(%" PRIu64 ") <= initial memory ("
3359 RAM_ADDR_FMT ")\n", sz, ram_size);
c270fb9e
IM		 3360 exit(EXIT_FAILURE);
3361 }
3362
3363 slots = qemu_opt_get_number(opts, "slots", 0);
3364 if ((sz > ram_size) && !slots) {
3365 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3366 "(%" PRIu64 ") more than initial memory ("
3367 RAM_ADDR_FMT ") but no hotplug slots where "
c270fb9e
IM		 3368 "specified\n", sz, ram_size);
3369 exit(EXIT_FAILURE);
3370 }
3371
3372 if ((sz <= ram_size) && slots) {
3373 fprintf(stderr, "qemu: invalid -m option value: %"
3374 PRIu64 " hotplug slots where specified but "
705456c0
MT		 3375 "maxmem (%" PRIu64 ") <= initial memory ("
3376 RAM_ADDR_FMT ")\n", slots, sz, ram_size);
c270fb9e
IM		 3377 exit(EXIT_FAILURE);
3378 }
3379 maxram_size = sz;
3380 ram_slots = slots;
3381 } else if ((!maxmem_str && slots_str) ||
3382 (maxmem_str && !slots_str)) {
3383 fprintf(stderr, "qemu: invalid -m option value: missing "
3384 "'%s' option\n", slots_str ? "maxmem" : "slots");
3385 exit(EXIT_FAILURE);
3386 }
cd6f1169 3387 break;
00f82b8a 3388 }
d1a0cf73
SB		 3389#ifdef CONFIG_TPM
3390 case QEMU_OPTION_tpmdev:
3391 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3392 exit(1);
3393 }
3394 break;
3395#endif
c902760f
MT		 3396 case QEMU_OPTION_mempath:
3397 mem_path = optarg;
3398 break;
c902760f
MT		 3399 case QEMU_OPTION_mem_prealloc:
3400 mem_prealloc = 1;
3401 break;
cd6f1169 3402 case QEMU_OPTION_d:
c235d738
MF		 3403 log_mask = optarg;
3404 break;
3405 case QEMU_OPTION_D:
3406 log_file = optarg;
cd6f1169 3407 break;
cd6f1169 3408 case QEMU_OPTION_s:
ef0c4a0d 3409 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3410 break;
59030a8c 3411 case QEMU_OPTION_gdb:
ef0c4a0d 3412 add_device_config(DEV_GDB, optarg);
cd6f1169 3413 break;
cd6f1169 3414 case QEMU_OPTION_L:
4524051c
GH		 3415 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3416 data_dir[data_dir_idx++] = optarg;
3417 }
cd6f1169 3418 break;
1192dad8 3419 case QEMU_OPTION_bios:
1442d3e6 3420 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3421 break;
1b530a6d
AJ		 3422 case QEMU_OPTION_singlestep:
3423 singlestep = 1;
3424 break;
cd6f1169 3425 case QEMU_OPTION_S:
3c07f8e8 3426 autostart = 0;
cd6f1169 3427 break;
3d11d0eb
FB		 3428 case QEMU_OPTION_k:
3429 keyboard_layout = optarg;
3430 break;
ee22c2f7
FB		 3431 case QEMU_OPTION_localtime:
3432 rtc_utc = 0;
3433 break;
3893c124 3434 case QEMU_OPTION_vga:
a369da5f 3435 vga_model = optarg;
7f1b17f2 3436 default_vga = 0;
1bfe856e 3437 break;
e9b137c2
FB		 3438 case QEMU_OPTION_g:
3439 {
3440 const char *p;
3441 int w, h, depth;
3442 p = optarg;
3443 w = strtol(p, (char **)&p, 10);
3444 if (w <= 0) {
3445 graphic_error:
3446 fprintf(stderr, "qemu: invalid resolution or depth\n");
3447 exit(1);
3448 }
3449 if (*p != 'x')
3450 goto graphic_error;
3451 p++;
3452 h = strtol(p, (char **)&p, 10);
3453 if (h <= 0)
3454 goto graphic_error;
3455 if (*p == 'x') {
3456 p++;
3457 depth = strtol(p, (char **)&p, 10);
5fafdf24 3458 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3459 depth != 24 && depth != 32)
3460 goto graphic_error;
3461 } else if (*p == '\0') {
3462 depth = graphic_depth;
3463 } else {
3464 goto graphic_error;
3465 }
3b46e624 3466
e9b137c2
FB		 3467 graphic_width = w;
3468 graphic_height = h;
3469 graphic_depth = depth;
3470 }
3471 break;
20d8a3ed
TS		 3472 case QEMU_OPTION_echr:
3473 {
3474 char *r;
3475 term_escape_char = strtol(optarg, &r, 0);
3476 if (r == optarg)
3477 printf("Bad argument to echr\n");
3478 break;
3479 }
82c643ff 3480 case QEMU_OPTION_monitor:
6ca5582d 3481 default_monitor = 0;
70e098af
LC		 3482 if (strncmp(optarg, "none", 4)) {
3483 monitor_parse(optarg, "readline");
3484 }
6ca5582d
GH		 3485 break;
3486 case QEMU_OPTION_qmp:
3487 monitor_parse(optarg, "control");
2d114dc1 3488 default_monitor = 0;
82c643ff 3489 break;
22a0e04b 3490 case QEMU_OPTION_mon:
3329f07b 3491 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3492 if (!opts) {
22a0e04b
GH		 3493 exit(1);
3494 }
2d114dc1 3495 default_monitor = 0;
22a0e04b 3496 break;
191bc01b 3497 case QEMU_OPTION_chardev:
3329f07b 3498 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3499 if (!opts) {
191bc01b
GH		 3500 exit(1);
3501 }
191bc01b 3502 break;
74db920c 3503 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3504 olist = qemu_find_opts("fsdev");
3505 if (!olist) {
3506 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3507 exit(1);
3508 }
3509 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3510 if (!opts) {
74db920c
GS		 3511 exit(1);
3512 }
3513 break;
3d54abc7 3514 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3515 QemuOpts *fsdev;
3516 QemuOpts *device;
84a87cc4 3517 const char *writeout, *sock_fd, *socket;
3d54abc7 3518
03b0ba70
GH		 3519 olist = qemu_find_opts("virtfs");
3520 if (!olist) {
3521 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3522 exit(1);
3523 }
3524 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3525 if (!opts) {
3d54abc7
GS		 3526 exit(1);
3527 }
3528
fbcbf101 3529 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3530 qemu_opt_get(opts, "mount_tag") == NULL) {
3531 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3532 exit(1);
3533 }
e14ea479 3534 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3535 qemu_opt_get(opts, "mount_tag"),
3536 1, NULL);
e14ea479
SH		 3537 if (!fsdev) {
3538 fprintf(stderr, "duplicate fsdev id: %s\n",
3539 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3540 exit(1);
3541 }
d3ab98e6
AK		 3542
3543 writeout = qemu_opt_get(opts, "writeout");
3544 if (writeout) {
3545#ifdef CONFIG_SYNC_FILE_RANGE
3546 qemu_opt_set(fsdev, "writeout", writeout);
3547#else
3548 fprintf(stderr, "writeout=immediate not supported on "
3549 "this platform\n");
3550 exit(1);
3551#endif
3552 }
fbcbf101 3553 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3554 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3555 qemu_opt_set(fsdev, "security_model",
3556 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3557 socket = qemu_opt_get(opts, "socket");
3558 if (socket) {
3559 qemu_opt_set(fsdev, "socket", socket);
3560 }
4c793dda
MK		 3561 sock_fd = qemu_opt_get(opts, "sock_fd");
3562 if (sock_fd) {
3563 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3564 }
e14ea479 3565
2c74c2cb
MK		 3566 qemu_opt_set_bool(fsdev, "readonly",
3567 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3568 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3569 &error_abort);
e14ea479
SH		 3570 qemu_opt_set(device, "driver", "virtio-9p-pci");
3571 qemu_opt_set(device, "fsdev",
3572 qemu_opt_get(opts, "mount_tag"));
3573 qemu_opt_set(device, "mount_tag",
3574 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3575 break;
3576 }
9db221ae
AK		 3577 case QEMU_OPTION_virtfs_synth: {
3578 QemuOpts *fsdev;
3579 QemuOpts *device;
3580
8be7e7e4
LC		 3581 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3582 1, NULL);
9db221ae
AK		 3583 if (!fsdev) {
3584 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3585 exit(1);
3586 }
3587 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3588
87ea75d5
PC		 3589 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3590 &error_abort);
9db221ae
AK		 3591 qemu_opt_set(device, "driver", "virtio-9p-pci");
3592 qemu_opt_set(device, "fsdev", "v_synth");
3593 qemu_opt_set(device, "mount_tag", "v_synth");
3594 break;
3595 }
82c643ff 3596 case QEMU_OPTION_serial:
998bbd74
GH		 3597 add_device_config(DEV_SERIAL, optarg);
3598 default_serial = 0;
18141ed6
JK		 3599 if (strncmp(optarg, "mon:", 4) == 0) {
3600 default_monitor = 0;
3601 }
82c643ff 3602 break;
9dd986cc 3603 case QEMU_OPTION_watchdog:
09aaa160
MA		 3604 if (watchdog) {
3605 fprintf(stderr,
3606 "qemu: only one watchdog option may be given\n");
3607 return 1;
3608 }
3609 watchdog = optarg;
9dd986cc
RJ		 3610 break;
3611 case QEMU_OPTION_watchdog_action:
3612 if (select_watchdog_action(optarg) == -1) {
3613 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3614 exit(1);
3615 }
3616 break;
51ecf136 3617 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3618 add_device_config(DEV_VIRTCON, optarg);
3619 default_virtcon = 0;
18141ed6
JK		 3620 if (strncmp(optarg, "mon:", 4) == 0) {
3621 default_monitor = 0;
3622 }
51ecf136 3623 break;
6508fe59 3624 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3625 add_device_config(DEV_PARALLEL, optarg);
3626 default_parallel = 0;
18141ed6
JK		 3627 if (strncmp(optarg, "mon:", 4) == 0) {
3628 default_monitor = 0;
3629 }
6508fe59 3630 break;
c9f398e5
PA		 3631 case QEMU_OPTION_debugcon:
3632 add_device_config(DEV_DEBUGCON, optarg);
3633 break;
d63d307f
FB		 3634 case QEMU_OPTION_loadvm:
3635 loadvm = optarg;
3636 break;
3637 case QEMU_OPTION_full_screen:
3638 full_screen = 1;
3639 break;
43523e93
TS		 3640 case QEMU_OPTION_no_frame:
3641 no_frame = 1;
3642 break;
3780e197
TS		 3643 case QEMU_OPTION_alt_grab:
3644 alt_grab = 1;
3645 break;
0ca9f8a4
DK		 3646 case QEMU_OPTION_ctrl_grab:
3647 ctrl_grab = 1;
3648 break;
667accab
TS		 3649 case QEMU_OPTION_no_quit:
3650 no_quit = 1;
3651 break;
7d957bd8 3652 case QEMU_OPTION_sdl:
24f6ff86 3653#ifdef CONFIG_SDL
993fbfdb 3654 display_type = DT_SDL;
7d957bd8 3655 break;
58fc096c 3656#else
58fc096c
JS		 3657 fprintf(stderr, "SDL support is disabled\n");
3658 exit(1);
667accab 3659#endif
f7cce898 3660 case QEMU_OPTION_pidfile:
93815bc2 3661 pid_file = optarg;
f7cce898 3662 break;
a09db21f
FB		 3663 case QEMU_OPTION_win2k_hack:
3664 win2k_install_hack = 1;
3665 break;
433acf0d
JK		 3666 case QEMU_OPTION_rtc_td_hack: {
3667 static GlobalProperty slew_lost_ticks[] = {
3668 {
3669 .driver = "mc146818rtc",
3670 .property = "lost_tick_policy",
3671 .value = "slew",
3672 },
3673 { /* end of list */ }
3674 };
3675
3676 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3677 break;
433acf0d 3678 }
8a92ea2f 3679 case QEMU_OPTION_acpitable:
0c764a9d 3680 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3681 if (!opts) {
3682 exit(1);
3683 }
0c764a9d 3684 do_acpitable_option(opts);
8a92ea2f 3685 break;
b6f6e3d3 3686 case QEMU_OPTION_smbios:
4f953d2f 3687 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3688 if (!opts) {
3689 exit(1);
3690 }
4f953d2f 3691 do_smbios_option(opts);
b6f6e3d3 3692 break;
7ba1e619 3693 case QEMU_OPTION_enable_kvm:
303d4e86 3694 olist = qemu_find_opts("machine");
303d4e86
AP		 3695 qemu_opts_parse(olist, "accel=kvm", 0);
3696 break;
3697 case QEMU_OPTION_machine:
3698 olist = qemu_find_opts("machine");
9052ea6b 3699 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3700 if (!opts) {
303d4e86
AP		 3701 exit(1);
3702 }
2645c6dc
JK		 3703 optarg = qemu_opt_get(opts, "type");
3704 if (optarg) {
0056ae24 3705 machine_class = machine_parse(optarg);
2645c6dc 3706 }
7ba1e619 3707 break;
a0dac021
JK		 3708 case QEMU_OPTION_no_kvm:
3709 olist = qemu_find_opts("machine");
3710 qemu_opts_parse(olist, "accel=tcg", 0);
3711 break;
4086bde8
JK		 3712 case QEMU_OPTION_no_kvm_pit: {
3713 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3714 "separately.\n");
3715 break;
3716 }
c21fb4f8
JK		 3717 case QEMU_OPTION_no_kvm_pit_reinjection: {
3718 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3719 {
3720 .driver = "kvm-pit",
3721 .property = "lost_tick_policy",
3722 .value = "discard",
3723 },
3724 { /* end of list */ }
3725 };
3726
3727 fprintf(stderr, "Warning: option deprecated, use "
3728 "lost_tick_policy property of kvm-pit instead.\n");
3729 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3730 break;
3731 }
bb36d470 3732 case QEMU_OPTION_usb:
fa5358c6
PM		 3733 olist = qemu_find_opts("machine");
3734 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3735 break;
a594cfbf 3736 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3737 olist = qemu_find_opts("machine");
3738 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3739 add_device_config(DEV_USB, optarg);
3740 break;
3741 case QEMU_OPTION_device:
3329f07b 3742 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3743 exit(1);
3744 }
a594cfbf 3745 break;
6a00d601 3746 case QEMU_OPTION_smp:
12b7f57e 3747 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3748 exit(1);
3749 }
6a00d601 3750 break;
24236869 3751 case QEMU_OPTION_vnc:
821601ea 3752#ifdef CONFIG_VNC
6b62dc2d 3753 display_remote++;
821601ea
JS		 3754 vnc_display = optarg;
3755#else
3756 fprintf(stderr, "VNC support is disabled\n");
3757 exit(1);
3758#endif
3759 break;
6515b203
FB		 3760 case QEMU_OPTION_no_acpi:
3761 acpi_enabled = 0;
3762 break;
16b29ae1
AL		 3763 case QEMU_OPTION_no_hpet:
3764 no_hpet = 1;
3765 break;
7d4c3d53
MA		 3766 case QEMU_OPTION_balloon:
3767 if (balloon_parse(optarg) < 0) {
3768 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3769 exit(1);
3770 }
df97b920 3771 break;
d1beab82
FB		 3772 case QEMU_OPTION_no_reboot:
3773 no_reboot = 1;
3774 break;
b2f76161
AJ		 3775 case QEMU_OPTION_no_shutdown:
3776 no_shutdown = 1;
3777 break;
9467cd46
AZ		 3778 case QEMU_OPTION_show_cursor:
3779 cursor_hide = 0;
3780 break;
8fcb1b90
BS		 3781 case QEMU_OPTION_uuid:
3782 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3783 fprintf(stderr, "Fail to parse UUID string."
3784 " Wrong format.\n");
3785 exit(1);
3786 }
fc3b3295 3787 qemu_uuid_set = true;
8fcb1b90 3788 break;
9ae02555
TS		 3789 case QEMU_OPTION_option_rom:
3790 if (nb_option_roms >= MAX_OPTION_ROMS) {
3791 fprintf(stderr, "Too many option ROMs\n");
3792 exit(1);
3793 }
2e55e842 3794 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3795 if (!opts) {
3796 exit(1);
3797 }
2e55e842
GN		 3798 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3799 option_rom[nb_option_roms].bootindex =
3800 qemu_opt_get_number(opts, "bootindex", -1);
3801 if (!option_rom[nb_option_roms].name) {
3802 fprintf(stderr, "Option ROM file is not specified\n");
3803 exit(1);
3804 }
9ae02555
TS		 3805 nb_option_roms++;
3806 break;
8e71621f
PB		 3807 case QEMU_OPTION_semihosting:
3808 semihosting_enabled = 1;
3809 break;
88eed34a
JK		 3810 case QEMU_OPTION_tdf:
3811 fprintf(stderr, "Warning: user space PIT time drift fix "
3812 "is no longer supported.\n");
3813 break;
c35734b2 3814 case QEMU_OPTION_name:
5d12f961
DDAG		 3815 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3816 if (!opts) {
3817 exit(1);
3818 }
c35734b2 3819 break;
66508601
BS		 3820 case QEMU_OPTION_prom_env:
3821 if (nb_prom_envs >= MAX_PROM_ENVS) {
3822 fprintf(stderr, "Too many prom variables\n");
3823 exit(1);
3824 }
3825 prom_envs[nb_prom_envs] = optarg;
3826 nb_prom_envs++;
3827 break;
2b8f2d41
AZ		 3828 case QEMU_OPTION_old_param:
3829 old_param = 1;
05ebd537 3830 break;
f3dcfada 3831 case QEMU_OPTION_clock:
6d327171
AB		 3832 /* Clock options no longer exist. Keep this option for
3833 * backward compatibility.
3834 */
f3dcfada 3835 break;
7e0af5d0 3836 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3837 configure_rtc_date_offset(optarg, 1);
3838 break;
3839 case QEMU_OPTION_rtc:
3329f07b 3840 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3841 if (!opts) {
1ed2fc1f 3842 exit(1);
7e0af5d0 3843 }
1ed2fc1f 3844 configure_rtc(opts);
7e0af5d0 3845 break;
26a5f13b 3846 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3847 tcg_tb_size = strtol(optarg, NULL, 0);
3848 if (tcg_tb_size < 0) {
3849 tcg_tb_size = 0;
3850 }
26a5f13b 3851 break;
2e70f6ef 3852 case QEMU_OPTION_icount:
1ad9580b
ST		 3853 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3854 optarg, 1);
3855 if (!icount_opts) {
3856 exit(1);
3857 }
2e70f6ef 3858 break;
5bb7910a
AL		 3859 case QEMU_OPTION_incoming:
3860 incoming = optarg;
81323a6c 3861 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3862 break;
d8c208dd 3863 case QEMU_OPTION_nodefaults:
d44229c5 3864 has_defaults = 0;
d8c208dd 3865 break;
e37630ca 3866 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3867 if (!(xen_available())) {
3868 printf("Option %s not supported for this target\n", popt->name);
3869 exit(1);
3870 }
e37630ca
AL		 3871 xen_domid = atoi(optarg);
3872 break;
3873 case QEMU_OPTION_xen_create:
ad96090a
BS		 3874 if (!(xen_available())) {
3875 printf("Option %s not supported for this target\n", popt->name);
3876 exit(1);
3877 }
e37630ca
AL		 3878 xen_mode = XEN_CREATE;
3879 break;
3880 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3881 if (!(xen_available())) {
3882 printf("Option %s not supported for this target\n", popt->name);
3883 exit(1);
3884 }
e37630ca
AL		 3885 xen_mode = XEN_ATTACH;
3886 break;
ab6540d5 3887 case QEMU_OPTION_trace:
e4858974 3888 {
ab6540d5 3889 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3890 if (!opts) {
3891 exit(1);
ab6540d5 3892 }
23d15e86 3893 trace_events = qemu_opt_get(opts, "events");
e4858974 3894 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3895 break;
e4858974 3896 }
715a664a
GH		 3897 case QEMU_OPTION_readconfig:
3898 {
dcfb0939
KW		 3899 int ret = qemu_read_config_file(optarg);
3900 if (ret < 0) {
3901 fprintf(stderr, "read config %s: %s\n", optarg,
3902 strerror(-ret));
715a664a
GH		 3903 exit(1);
3904 }
715a664a
GH		 3905 break;
3906 }
29b0040b
GH		 3907 case QEMU_OPTION_spice:
3908 olist = qemu_find_opts("spice");
3909 if (!olist) {
3910 fprintf(stderr, "spice is not supported by this qemu build.\n");
3911 exit(1);
3912 }
3913 opts = qemu_opts_parse(olist, optarg, 0);
3914 if (!opts) {
29b0040b
GH		 3915 exit(1);
3916 }
f963e4d0 3917 display_remote++;
29b0040b 3918 break;
715a664a
GH		 3919 case QEMU_OPTION_writeconfig:
3920 {
3921 FILE *fp;
3922 if (strcmp(optarg, "-") == 0) {
3923 fp = stdout;
3924 } else {
3925 fp = fopen(optarg, "w");
3926 if (fp == NULL) {
3927 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3928 exit(1);
3929 }
3930 }
3931 qemu_config_write(fp);
7fb8b5d9
CG		 3932 if (fp != stdout) {
3933 fclose(fp);
3934 }
715a664a
GH		 3935 break;
3936 }
c7f0f3b1
AL		 3937 case QEMU_OPTION_qtest:
3938 qtest_chrdev = optarg;
3939 break;
3940 case QEMU_OPTION_qtest_log:
3941 qtest_log = optarg;
3942 break;
7d76ad4f
EO		 3943 case QEMU_OPTION_sandbox:
3944 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3945 if (!opts) {
49295ebc 3946 exit(1);
7d76ad4f
EO		 3947 }
3948 break;
587ed6be
CB		 3949 case QEMU_OPTION_add_fd:
3950#ifndef _WIN32
3951 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3952 if (!opts) {
49295ebc 3953 exit(1);
587ed6be
CB		 3954 }
3955#else
3956 error_report("File descriptor passing is disabled on this "
3957 "platform");
3958 exit(1);
3959#endif
3960 break;
68d98d3e
AL		 3961 case QEMU_OPTION_object:
3962 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3963 if (!opts) {
3964 exit(1);
3965 }
68d98d3e 3966 break;
888a6bc6
SM		 3967 case QEMU_OPTION_realtime:
3968 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3969 if (!opts) {
3970 exit(1);
3971 }
3972 configure_realtime(opts);
3973 break;
5e2ac519
SA		 3974 case QEMU_OPTION_msg:
3975 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3976 if (!opts) {
3977 exit(1);
3978 }
3979 configure_msg(opts);
3980 break;
abfd9ce3
AS		 3981 case QEMU_OPTION_dump_vmstate:
3982 vmstate_dump_file = fopen(optarg, "w");
3983 if (vmstate_dump_file == NULL) {
3984 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3985 exit(1);
3986 }
3987 break;
59a5264b
JS		 3988 default:
3989 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3990 }
0824d6fc
FB		 3991 }
3992 }
0f0bc3f1 3993 loc_set_none();
c235d738 3994
2d9c2725
IM		 3995 os_daemonize();
3996
1c53786f
PB		 3997 if (qemu_init_main_loop()) {
3998 fprintf(stderr, "qemu_init_main_loop failed\n");
3999 exit(1);
4000 }
4001
7d76ad4f
EO		 4002 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
4003 exit(1);
4004 }
4005
5b9d313e
DDAG		 4006 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
4007 exit(1);
4008 }
4009
587ed6be
CB		 4010#ifndef _WIN32
4011 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
4012 exit(1);
4013 }
4014
4015 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
4016 exit(1);
4017 }
4018#endif
4019
0056ae24 4020 if (machine_class == NULL) {
a7a5544a
PM		 4021 fprintf(stderr, "No machine specified, and there is no default.\n"
4022 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 4023 exit(1);
4024 }
4025
0056ae24
MA		 4026 current_machine = MACHINE(object_new(object_class_get_name(
4027 OBJECT_CLASS(machine_class))));
4028 object_property_add_child(object_get_root(), "machine",
4029 OBJECT(current_machine), &error_abort);
b5c2c3d0 4030 cpu_exec_init_all();
0056ae24 4031
958db90c
MA		 4032 if (machine_class->hw_version) {
4033 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 4034 }
4035
ecf40bea
EH		 4036 /* Init CPU def lists, based on config
4037 * - Must be called after all the qemu_read_config_file() calls
4038 * - Must be called before list_cpus()
4039 * - Must be called before machine->init()
4040 */
4041 cpudef_init();
4042
c8057f95 4043 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4044 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4045 exit(0);
4046 }
4047
c235d738
MF		 4048 /* Open the logfile at this point, if necessary. We can't open the logfile
4049 * when encountering either of the logging options (-d or -D) because the
4050 * other one may be encountered later on the command line, changing the
4051 * location or level of logging.
4052 */
4053 if (log_mask) {
b946bffa 4054 int mask;
c235d738 4055 if (log_file) {
9a7e5424 4056 qemu_set_log_filename(log_file);
c235d738 4057 }
b946bffa
PM		 4058
4059 mask = qemu_str_to_log_mask(log_mask);
4060 if (!mask) {
4061 qemu_print_log_usage(stdout);
4062 exit(1);
4063 }
4064 qemu_set_log(mask);
c235d738 4065 }
330d0414 4066
8a745f2a 4067 if (!is_daemonized()) {
5b808275 4068 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4069 exit(1);
4070 }
31d3c9b8 4071 }
0b5538c3 4072
5cea8590
PB		 4073 /* If no data_dir is specified then try to find it relative to the
4074 executable path. */
4524051c 4075 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4076 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4077 if (data_dir[data_dir_idx] != NULL) {
4078 data_dir_idx++;
4079 }
5cea8590 4080 }
60474fb5 4081 /* If all else fails use the install path specified when building. */
4524051c
GH		 4082 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4083 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4084 }
4085
12b7f57e 4086 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4087
958db90c
MA		 4088 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
4089 if (smp_cpus > machine_class->max_cpus) {
b2097003 4090 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 4091 "supported by machine `%s' (%d)\n", smp_cpus,
4092 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4093 exit(1);
4094 }
4095
67b724e6
AP		 4096 /*
4097 * Get the default machine options from the machine if it is not already
4098 * specified either by the configuration file or by the command line.
4099 */
958db90c 4100 if (machine_class->default_machine_opts) {
25de5935 4101 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4102 machine_class->default_machine_opts, 0);
67b724e6
AP		 4103 }
4104
3329f07b
GH		 4105 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4106 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 4107
d44229c5
MW		 4108 if (!vga_model && !default_vga) {
4109 vga_interface_type = VGA_DEVICE;
4110 }
958db90c 4111 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4112 default_serial = 0;
4113 }
958db90c 4114 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4115 default_parallel = 0;
4116 }
958db90c 4117 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4118 default_virtcon = 0;
4119 }
958db90c 4120 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4121 default_sclp = 0;
4122 }
958db90c 4123 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4124 default_floppy = 0;
4125 }
958db90c 4126 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4127 default_cdrom = 0;
4128 }
958db90c 4129 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4130 default_sdcard = 0;
4131 }
d44229c5
MW		 4132 if (!has_defaults) {
4133 default_monitor = 0;
4134 default_net = 0;
4135 default_vga = 0;
4136 }
986c5f78 4137
ab51b1d5
MT		 4138 if (is_daemonized()) {
4139 /* According to documentation and historically, -nographic redirects
4140 * serial port, parallel port and monitor to stdio, which does not work
4141 * with -daemonize. We can redirect these to null instead, but since
4142 * -nographic is legacy, let's just error out.
4143 * We disallow -nographic only if all other ports are not redirected
4144 * explicitly, to not break existing legacy setups which uses
4145 * -nographic _and_ redirects all ports explicitly - this is valid
4146 * usage, -nographic is just a no-op in this case.
4147 */
4148 if (display_type == DT_NOGRAPHIC
4149 && (default_parallel || default_serial
4150 || default_monitor || default_virtcon)) {
4151 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4152 exit(1);
4153 }
4154#ifdef CONFIG_CURSES
4155 if (display_type == DT_CURSES) {
4156 fprintf(stderr, "curses display can not be used with -daemonize\n");
4157 exit(1);
4158 }
4159#endif
4160 }
4161
993fbfdb 4162 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4163 if (default_parallel)
4164 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4165 if (default_serial && default_monitor) {
4166 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4167 } else if (default_virtcon && default_monitor) {
4168 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4169 } else if (default_sclp && default_monitor) {
4170 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4171 } else {
4172 if (default_serial)
4173 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4174 if (default_virtcon)
4175 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4176 if (default_sclp) {
4177 add_device_config(DEV_SCLP, "stdio");
4178 }
e1c09175 4179 if (default_monitor)
6ca5582d 4180 monitor_parse("stdio", "readline");
e1c09175 4181 }
998bbd74
GH		 4182 } else {
4183 if (default_serial)
4184 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4185 if (default_parallel)
4186 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4187 if (default_monitor)
6ca5582d 4188 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4189 if (default_virtcon)
4190 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4191 if (default_sclp) {
4192 add_device_config(DEV_SCLP, "vc:80Cx24C");
4193 }
bc0129d9
AL		 4194 }
4195
15546425
AL		 4196 if (display_type == DT_DEFAULT && !display_remote) {
4197#if defined(CONFIG_GTK)
4198 display_type = DT_GTK;
4199#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4200 display_type = DT_SDL;
4201#elif defined(CONFIG_VNC)
4202 vnc_display = "localhost:0,to=99";
4203 show_vnc_port = 1;
4204#else
4205 display_type = DT_NONE;
4206#endif
4207 }
4208
047d4e15
PW		 4209 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4210 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4211 "for SDL, ignoring option\n");
4212 }
4213 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4214 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4215 "ignoring option\n");
4216 }
4217
15546425
AL		 4218#if defined(CONFIG_GTK)
4219 if (display_type == DT_GTK) {
4220 early_gtk_display_init();
4221 }
4222#endif
4223
a5829fd9
T		 4224 socket_init();
4225
3329f07b 4226 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4227 exit(1);
758e8e38 4228#ifdef CONFIG_VIRTFS
3329f07b 4229 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4230 exit(1);
4231 }
4232#endif
1a688d3b 4233
aa26bb2d 4234 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4235 os_pidfile_error();
93815bc2
TS		 4236 exit(1);
4237 }
4238
6e1d3c1c
IM		 4239 /* store value for the future use */
4240 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4241
3d1d9652
BR		 4242 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4243 != 0) {
4244 exit(0);
4245 }
4246
7b71758d
PB		 4247 if (qemu_opts_foreach(qemu_find_opts("object"),
4248 object_create, NULL, 0) != 0) {
4249 exit(1);
4250 }
4251
6b1b1440
MA		 4252 machine_opts = qemu_get_machine_opts();
4253 if (qemu_opt_foreach(machine_opts, object_set_property, current_machine,
4254 1) < 0) {
4255 object_unref(OBJECT(current_machine));
4256 exit(1);
4257 }
4258
f1e29879 4259 configure_accelerator(machine_class);
214910a7 4260
d4fce24f 4261 if (qtest_chrdev) {
23802b4f
FZ		 4262 Error *local_err = NULL;
4263 qtest_init(qtest_chrdev, qtest_log, &local_err);
4264 if (local_err) {
4265 error_report("%s", error_get_pretty(local_err));
4266 error_free(local_err);
4267 exit(1);
4268 }
a907cf59
EI		 4269 }
4270
2ff3de68
MA		 4271 machine_opts = qemu_get_machine_opts();
4272 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4273 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4274 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4275 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4276
958db90c 4277 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4278 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4279 if (opts) {
4280 char *normal_boot_order;
4281 const char *order, *once;
4282
4283 order = qemu_opt_get(opts, "order");
4284 if (order) {
4285 validate_bootdevices(order);
4286 boot_order = order;
4287 }
4288
4289 once = qemu_opt_get(opts, "once");
4290 if (once) {
4291 validate_bootdevices(once);
4292 normal_boot_order = g_strdup(boot_order);
4293 boot_order = once;
083b79c9 4294 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4295 }
4296
4297 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4298 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4299 }
4300
a0abe474
PM		 4301 if (!kernel_cmdline) {
4302 kernel_cmdline = "";
6b1b1440 4303 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4304 }
4305
a20dd508 4306 linux_boot = (kernel_filename != NULL);
6c41b272 4307
f8d39c01
TS		 4308 if (!linux_boot && *kernel_cmdline != '\0') {
4309 fprintf(stderr, "-append only allowed with -kernel option\n");
4310 exit(1);
4311 }
4312
4313 if (!linux_boot && initrd_filename != NULL) {
4314 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4315 exit(1);
4316 }
4317
2ff3de68 4318 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4319 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4320 exit(1);
4321 }
4322
9156d763 4323 os_set_line_buffering();
3b46e624 4324
49cf5728
PB		 4325 qemu_init_cpu_loop();
4326 qemu_mutex_lock_iothread();
4327
ad1be899
AL		 4328#ifdef CONFIG_SPICE
4329 /* spice needs the timers to be initialized by this point */
4330 qemu_spice_init();
4331#endif
4332
1ad9580b
ST		 4333 if (icount_opts) {
4334 if (kvm_enabled() || xen_enabled()) {
4335 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4336 exit(1);
4337 }
4338 configure_icount(icount_opts, &error_abort);
4339 qemu_opts_del(icount_opts);
0abe905d 4340 }
634fce96 4341
f30dbae6
AK		 4342 /* clean up network at qemu process termination */
4343 atexit(&net_cleanup);
4344
dc1c9fe8
MM		 4345 if (net_init_clients() < 0) {
4346 exit(1);
702c651c 4347 }
f1510b2c 4348
d1a0cf73
SB		 4349#ifdef CONFIG_TPM
4350 if (tpm_init() < 0) {
4351 exit(1);
4352 }
4353#endif
4354
dc72ac14 4355 /* init the bluetooth world */
bd3c948d
GH		 4356 if (foreach_device_config(DEV_BT, bt_parse))
4357 exit(1);
dc72ac14 4358
834e76ea
AP		 4359 if (!xen_enabled()) {
4360 /* On 32-bit hosts, QEMU is limited by virtual address space */
4361 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4362 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4363 exit(1);
4364 }
4365 }
9ae02555 4366
c163b5ca 4367 blk_mig_init();
0d6ab3ab 4368 ram_mig_init();
c163b5ca 4369
e4bcb14c 4370 /* open the virtual block devices */
9dfd7c7a 4371 if (snapshot)
3329f07b 4372 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4373 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4374 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4375 exit(1);
2d0d2837 4376 }
3e3d5815 4377
958db90c 4378 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4379 CDROM_OPTS);
4380 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4381 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4382
0042109a
WG		 4383 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4384 NULL, 1) != 0) {
4385 exit(1);
4386 }
4387
96d0e26c 4388 set_numa_nodes();
268a362c 4389
3329f07b 4390 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4391 exit(1);
4392 }
4393
998bbd74
GH		 4394 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4395 exit(1);
6a5e8b0e
GH		 4396 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4397 exit(1);
aee1b935
GH		 4398 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4399 exit(1);
3ef669e1
AG		 4400 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4401 exit(1);
4402 }
c9f398e5
PA		 4403 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4404 exit(1);
2796dae0 4405
7f1b17f2 4406 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4407 if (default_vga) {
4408 if (cirrus_vga_available()) {
4409 vga_model = "cirrus";
4410 } else if (vga_available()) {
4411 vga_model = "std";
4412 }
a369da5f 4413 }
d44229c5
MW		 4414 if (vga_model) {
4415 select_vgahw(vga_model);
4416 }
a369da5f 4417
09aaa160
MA		 4418 if (watchdog) {
4419 i = select_watchdog(watchdog);
4420 if (i > 0)
4421 exit (i == 1 ? 1 : 0);
4422 }
4423
958db90c
MA		 4424 if (machine_class->compat_props) {
4425 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4426 }
d0fef6fb
GH		 4427 qemu_add_globals();
4428
1de81d28
AL		 4429 qdev_machine_init();
4430
3ef96221 4431 current_machine->ram_size = ram_size;
c270fb9e
IM		 4432 current_machine->maxram_size = maxram_size;
4433 current_machine->ram_slots = ram_slots;
3ef96221 4434 current_machine->boot_order = boot_order;
3ef96221
MA		 4435 current_machine->cpu_model = cpu_model;
4436
4437 machine_class->init(current_machine);
3023f332 4438
b3e6d591
PB		 4439 audio_init();
4440
ea375f9a 4441 cpu_synchronize_all_post_init();
268a362c 4442
87d0a28e 4443 set_numa_modes();
268a362c 4444
3023f332 4445 /* init USB devices */
094b287f 4446 if (usb_enabled(false)) {
0752706d
MA		 4447 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4448 exit(1);
3023f332
AL		 4449 }
4450
bd3c948d 4451 /* init generic devices */
3329f07b 4452 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4453 exit(1);
4454
668680f7
MA		 4455 net_check_clients();
4456
64840c66 4457 ds = init_displaystate();
993fbfdb 4458
6b62dc2d 4459 /* init local displays */
993fbfdb
AL		 4460 switch (display_type) {
4461 case DT_NOGRAPHIC:
8111d028 4462 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4463 break;
4d3b6f6e 4464#if defined(CONFIG_CURSES)
993fbfdb 4465 case DT_CURSES:
ab51b1d5 4466 curses_display_init(ds, full_screen);
993fbfdb 4467 break;
4d3b6f6e 4468#endif
5b0753e0 4469#if defined(CONFIG_SDL)
993fbfdb
AL		 4470 case DT_SDL:
4471 sdl_display_init(ds, full_screen, no_frame);
4472 break;
5b0753e0 4473#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4474 case DT_SDL:
4475 cocoa_display_init(ds, full_screen);
4476 break;
15546425
AL		 4477#endif
4478#if defined(CONFIG_GTK)
4479 case DT_GTK:
881249c7 4480 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4481 break;
313aa567 4482#endif
6b62dc2d
GH		 4483 default:
4484 break;
4485 }
4486
0ce235a7
GN		 4487 /* must be after terminal init, SDL library changes signal handlers */
4488 os_setup_signal_handling();
4489
821601ea 4490#ifdef CONFIG_VNC
6b62dc2d
GH		 4491 /* init remote displays */
4492 if (vnc_display) {
2d55f0e8 4493 Error *local_err = NULL;
993fbfdb 4494 vnc_display_init(ds);
2d55f0e8
PB		 4495 vnc_display_open(ds, vnc_display, &local_err);
4496 if (local_err != NULL) {
4a44d85e
SA		 4497 error_report("Failed to start VNC server on `%s': %s",
4498 vnc_display, error_get_pretty(local_err));
2d55f0e8 4499 error_free(local_err);
993fbfdb 4500 exit(1);
94b204ca 4501 }
f92f8afe 4502
993fbfdb
AL		 4503 if (show_vnc_port) {
4504 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4505 }
313aa567 4506 }
821601ea 4507#endif
a3e22260 4508#ifdef CONFIG_SPICE
9fa03286
GH		 4509 if (using_spice) {
4510 qemu_spice_display_init();
a3e22260
GH		 4511 }
4512#endif
5b08fc10 4513
ef0c4a0d 4514 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4515 exit(1);
45669e00 4516 }
45669e00 4517
3418bd25
GH		 4518 qdev_machine_creation_done();
4519
15ff7705
GH		 4520 if (rom_load_all() != 0) {
4521 fprintf(stderr, "rom loading failed\n");
4522 exit(1);
4523 }
45a50b16 4524
80376c3f
IY		 4525 /* TODO: once all bus devices are qdevified, this should be done
4526 * when bus is created by qdev.c */
4527 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4528 qemu_run_machine_init_done_notifiers();
4529
d916b464
MT		 4530 /* Done notifiers can load ROMs */
4531 rom_load_done();
4532
e063eb1f 4533 qemu_system_reset(VMRESET_SILENT);
05f2401e 4534 if (loadvm) {
03cd4655 4535 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4536 autostart = 0;
4537 }
4538 }
d63d307f 4539
9f9260a3 4540 qdev_prop_check_global();
abfd9ce3
AS		 4541 if (vmstate_dump_file) {
4542 /* dump and exit */
4543 dump_vmstate_json_to_file(vmstate_dump_file);
4544 return 0;
4545 }
9f9260a3 4546
2bb8c10c 4547 if (incoming) {
43eaae28
PB		 4548 Error *local_err = NULL;
4549 qemu_start_incoming_migration(incoming, &local_err);
4550 if (local_err) {
4a44d85e
SA		 4551 error_report("-incoming %s: %s", incoming,
4552 error_get_pretty(local_err));
43eaae28
PB		 4553 error_free(local_err);
4554 exit(1);
8ca5e801 4555 }
6b99dadc 4556 } else if (autostart) {
c0f4ce77 4557 vm_start();
6b99dadc 4558 }
ffd843bc 4559
eb505be1 4560 os_setup_post();
71e3ceb8 4561
8a745f2a 4562 if (is_daemonized()) {
5b808275 4563 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4564 exit(1);
4565 }
4566 }
4567
8a7ddc38 4568 main_loop();
99435906
PB		 4569 bdrv_close_all();
4570 pause_all_vcpus();
3d3b8303 4571 res_free();
d1a0cf73
SB		 4572#ifdef CONFIG_TPM
4573 tpm_cleanup();
4574#endif
b46a8906 4575
0824d6fc
FB		 4576 return 0;
4577}
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