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block: vhdx - fix reading beyond pointer during image creation
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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)",
a52a7fdf
LT		 391 },{
392 .name = "iommu",
393 .type = QEMU_OPT_BOOL,
394 .help = "Set on/off to enable/disable Intel IOMMU (VT-d)",
4d454574
PB		 395 },
396 { /* End of list */ }
397 },
398};
399
400static QemuOptsList qemu_boot_opts = {
401 .name = "boot-opts",
6ef4716c
MA		 402 .implied_opt_name = "order",
403 .merge_lists = true,
4d454574
PB		 404 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
405 .desc = {
4d454574
PB		 406 {
407 .name = "order",
408 .type = QEMU_OPT_STRING,
409 }, {
410 .name = "once",
411 .type = QEMU_OPT_STRING,
412 }, {
413 .name = "menu",
6ef4716c 414 .type = QEMU_OPT_BOOL,
4d454574
PB		 415 }, {
416 .name = "splash",
417 .type = QEMU_OPT_STRING,
418 }, {
419 .name = "splash-time",
420 .type = QEMU_OPT_STRING,
421 }, {
422 .name = "reboot-timeout",
423 .type = QEMU_OPT_STRING,
c8a6ae8b
AK		 424 }, {
425 .name = "strict",
e5187b56 426 .type = QEMU_OPT_BOOL,
4d454574
PB		 427 },
428 { /*End of list */ }
429 },
430};
431
432static QemuOptsList qemu_add_fd_opts = {
433 .name = "add-fd",
434 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
435 .desc = {
436 {
437 .name = "fd",
438 .type = QEMU_OPT_NUMBER,
439 .help = "file descriptor of which a duplicate is added to fd set",
440 },{
441 .name = "set",
442 .type = QEMU_OPT_NUMBER,
443 .help = "ID of the fd set to add fd to",
444 },{
445 .name = "opaque",
446 .type = QEMU_OPT_STRING,
447 .help = "free-form string used to describe fd",
448 },
449 { /* end of list */ }
450 },
451};
452
453static QemuOptsList qemu_object_opts = {
454 .name = "object",
455 .implied_opt_name = "qom-type",
456 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
457 .desc = {
458 { }
459 },
460};
461
d1a0cf73
SB		 462static QemuOptsList qemu_tpmdev_opts = {
463 .name = "tpmdev",
464 .implied_opt_name = "type",
465 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
466 .desc = {
bb716238 467 /* options are defined in the TPM backends */
d1a0cf73
SB		 468 { /* end of list */ }
469 },
470};
471
888a6bc6
SM		 472static QemuOptsList qemu_realtime_opts = {
473 .name = "realtime",
474 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
475 .desc = {
476 {
477 .name = "mlock",
478 .type = QEMU_OPT_BOOL,
479 },
480 { /* end of list */ }
481 },
482};
483
5e2ac519
SA		 484static QemuOptsList qemu_msg_opts = {
485 .name = "msg",
486 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head),
487 .desc = {
488 {
489 .name = "timestamp",
490 .type = QEMU_OPT_BOOL,
491 },
492 { /* end of list */ }
493 },
494};
495
5d12f961
DDAG		 496static QemuOptsList qemu_name_opts = {
497 .name = "name",
498 .implied_opt_name = "guest",
499 .merge_lists = true,
500 .head = QTAILQ_HEAD_INITIALIZER(qemu_name_opts.head),
501 .desc = {
502 {
503 .name = "guest",
504 .type = QEMU_OPT_STRING,
505 .help = "Sets the name of the guest.\n"
506 "This name will be displayed in the SDL window caption.\n"
507 "The name will also be used for the VNC server",
508 }, {
509 .name = "process",
510 .type = QEMU_OPT_STRING,
511 .help = "Sets the name of the QEMU process, as shown in top etc",
8f480de0
DDAG		 512 }, {
513 .name = "debug-threads",
514 .type = QEMU_OPT_BOOL,
515 .help = "When enabled, name the individual threads; defaults off.\n"
516 "NOTE: The thread names are for debugging and not a\n"
517 "stable API.",
5d12f961
DDAG		 518 },
519 { /* End of list */ }
520 },
521};
522
6e1d3c1c
IM		 523static QemuOptsList qemu_mem_opts = {
524 .name = "memory",
525 .implied_opt_name = "size",
526 .head = QTAILQ_HEAD_INITIALIZER(qemu_mem_opts.head),
527 .merge_lists = true,
528 .desc = {
529 {
530 .name = "size",
531 .type = QEMU_OPT_SIZE,
532 },
c270fb9e
IM		 533 {
534 .name = "slots",
535 .type = QEMU_OPT_NUMBER,
536 },
537 {
538 .name = "maxmem",
539 .type = QEMU_OPT_SIZE,
540 },
6e1d3c1c
IM		 541 { /* end of list */ }
542 },
543};
544
1ad9580b
ST		 545static QemuOptsList qemu_icount_opts = {
546 .name = "icount",
547 .implied_opt_name = "shift",
548 .merge_lists = true,
549 .head = QTAILQ_HEAD_INITIALIZER(qemu_icount_opts.head),
550 .desc = {
551 {
552 .name = "shift",
553 .type = QEMU_OPT_STRING,
a8bfac37
ST		 554 }, {
555 .name = "align",
556 .type = QEMU_OPT_BOOL,
1ad9580b
ST		 557 },
558 { /* end of list */ }
559 },
560};
561
7f9d6e54
MA		 562/**
563 * Get machine options
564 *
565 * Returns: machine options (never null).
566 */
567QemuOpts *qemu_get_machine_opts(void)
568{
e96e5ae8 569 return qemu_find_opts_singleton("machine");
7f9d6e54
MA		 570}
571
31459f46
RS		 572const char *qemu_get_vm_name(void)
573{
574 return qemu_name;
575}
576
3d3b8303
WX		 577static void res_free(void)
578{
579 if (boot_splash_filedata != NULL) {
7267c094 580 g_free(boot_splash_filedata);
3d3b8303
WX		 581 boot_splash_filedata = NULL;
582 }
583}
584
998bbd74
GH		 585static int default_driver_check(QemuOpts *opts, void *opaque)
586{
587 const char *driver = qemu_opt_get(opts, "driver");
588 int i;
589
590 if (!driver)
591 return 0;
592 for (i = 0; i < ARRAY_SIZE(default_list); i++) {
593 if (strcmp(default_list[i].driver, driver) != 0)
594 continue;
595 *(default_list[i].flag) = 0;
596 }
597 return 0;
598}
599
f5bbfba1
LC		 600/***********************************************************/
601/* QEMU state */
602
0461d5a6 603static RunState current_run_state = RUN_STATE_PRELAUNCH;
f5bbfba1 604
74892d24
PB		 605/* We use RUN_STATE_MAX but any invalid value will do */
606static RunState vmstop_requested = RUN_STATE_MAX;
607static QemuMutex vmstop_lock;
608
5db9d4d1
LC		 609typedef struct {
610 RunState from;
611 RunState to;
612} RunStateTransition;
613
614static const RunStateTransition runstate_transitions_def[] = {
615 /* from -> to */
0461d5a6 616 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
eca01d3a 617 { RUN_STATE_DEBUG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 618
0461d5a6 619 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
29ed72f1 620 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
5db9d4d1 621
0461d5a6 622 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
8a9236f1 623 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 624
0461d5a6 625 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
8a9236f1 626 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 627
0461d5a6 628 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
8a9236f1 629 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 630
0461d5a6 631 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
8a9236f1 632 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 633
0461d5a6 634 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
8a9236f1 635 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
0461d5a6 636 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
5db9d4d1 637
0461d5a6
LC		 638 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
639 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
5db9d4d1 640
0461d5a6 641 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
5db9d4d1 642
0461d5a6
LC		 643 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
644 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
645 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
646 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
647 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
648 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
649 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
650 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
651 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
ede085b3 652 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
5db9d4d1 653
0461d5a6 654 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
5db9d4d1 655
0461d5a6 656 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
8a9236f1 657 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 658
ad02b96a
LC		 659 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
660 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
661 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
662 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
663
0461d5a6 664 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
8a9236f1 665 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
5db9d4d1 666
df390768 667 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
fd2a2e1c 668 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
ede085b3 669
0461d5a6 670 { RUN_STATE_MAX, RUN_STATE_MAX },
5db9d4d1
LC		 671};
672
0461d5a6
LC		 673static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
674
f5bbfba1
LC		 675bool runstate_check(RunState state)
676{
677 return current_run_state == state;
678}
679
4fdcac0e 680static void runstate_init(void)
5db9d4d1
LC		 681{
682 const RunStateTransition *p;
683
684 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
0461d5a6 685 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
5db9d4d1
LC		 686 runstate_valid_transitions[p->from][p->to] = true;
687 }
74892d24
PB		 688
689 qemu_mutex_init(&vmstop_lock);
5db9d4d1
LC		 690}
691
692/* This function will abort() on invalid state transitions */
f5bbfba1
LC		 693void runstate_set(RunState new_state)
694{
207c5cd2
LC		 695 assert(new_state < RUN_STATE_MAX);
696
697 if (!runstate_valid_transitions[current_run_state][new_state]) {
698 fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
699 RunState_lookup[current_run_state],
700 RunState_lookup[new_state]);
5db9d4d1
LC		 701 abort();
702 }
7e866003 703 trace_runstate_set(new_state);
f5bbfba1
LC		 704 current_run_state = new_state;
705}
706
1fa9a5e4 707int runstate_is_running(void)
9e37b9dc 708{
1fa9a5e4 709 return runstate_check(RUN_STATE_RUNNING);
9e37b9dc
LC		 710}
711
ede085b3
HT		 712bool runstate_needs_reset(void)
713{
714 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
df390768 715 runstate_check(RUN_STATE_SHUTDOWN);
ede085b3
HT		 716}
717
1fa9a5e4 718StatusInfo *qmp_query_status(Error **errp)
1354869c 719{
1fa9a5e4
LC		 720 StatusInfo *info = g_malloc0(sizeof(*info));
721
722 info->running = runstate_is_running();
723 info->singlestep = singlestep;
724 info->status = current_run_state;
725
726 return info;
1354869c
LC		 727}
728
74892d24
PB		 729static bool qemu_vmstop_requested(RunState *r)
730{
731 qemu_mutex_lock(&vmstop_lock);
732 *r = vmstop_requested;
733 vmstop_requested = RUN_STATE_MAX;
734 qemu_mutex_unlock(&vmstop_lock);
735 return *r < RUN_STATE_MAX;
736}
737
738void qemu_system_vmstop_request_prepare(void)
739{
740 qemu_mutex_lock(&vmstop_lock);
741}
742
743void qemu_system_vmstop_request(RunState state)
744{
745 vmstop_requested = state;
746 qemu_mutex_unlock(&vmstop_lock);
747 qemu_notify_event();
748}
749
750void vm_start(void)
751{
752 RunState requested;
753
754 qemu_vmstop_requested(&requested);
755 if (runstate_is_running() && requested == RUN_STATE_MAX) {
756 return;
757 }
758
759 /* Ensure that a STOP/RESUME pair of events is emitted if a
760 * vmstop request was pending. The BLOCK_IO_ERROR event, for
761 * example, according to documentation is always followed by
762 * the STOP event.
763 */
764 if (runstate_is_running()) {
591c48fb 765 qapi_event_send_stop(&error_abort);
74892d24
PB		 766 } else {
767 cpu_enable_ticks();
768 runstate_set(RUN_STATE_RUNNING);
769 vm_state_notify(1, RUN_STATE_RUNNING);
770 resume_all_vcpus();
771 }
772
591c48fb 773 qapi_event_send_resume(&error_abort);
74892d24
PB		 774}
775
776
8f0056b7
PB		 777/***********************************************************/
778/* real time host monotonic timer */
09b26c5e 779
f6503059
AZ		 780/***********************************************************/
781/* host time/date access */
782void qemu_get_timedate(struct tm *tm, int offset)
783{
784 time_t ti;
f6503059
AZ		 785
786 time(&ti);
787 ti += offset;
788 if (rtc_date_offset == -1) {
789 if (rtc_utc)
eb7ff6fb 790 gmtime_r(&ti, tm);
f6503059 791 else
eb7ff6fb 792 localtime_r(&ti, tm);
f6503059
AZ		 793 } else {
794 ti -= rtc_date_offset;
eb7ff6fb 795 gmtime_r(&ti, tm);
f6503059 796 }
f6503059
AZ		 797}
798
799int qemu_timedate_diff(struct tm *tm)
800{
801 time_t seconds;
802
803 if (rtc_date_offset == -1)
804 if (rtc_utc)
805 seconds = mktimegm(tm);
f54c556c
GN		 806 else {
807 struct tm tmp = *tm;
808 tmp.tm_isdst = -1; /* use timezone to figure it out */
809 seconds = mktime(&tmp);
810 }
f6503059
AZ		 811 else
812 seconds = mktimegm(tm) + rtc_date_offset;
813
814 return seconds - time(NULL);
815}
816
1ed2fc1f
JK		 817static void configure_rtc_date_offset(const char *startdate, int legacy)
818{
819 time_t rtc_start_date;
820 struct tm tm;
821
822 if (!strcmp(startdate, "now") && legacy) {
823 rtc_date_offset = -1;
824 } else {
825 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
826 &tm.tm_year,
827 &tm.tm_mon,
828 &tm.tm_mday,
829 &tm.tm_hour,
830 &tm.tm_min,
831 &tm.tm_sec) == 6) {
832 /* OK */
833 } else if (sscanf(startdate, "%d-%d-%d",
834 &tm.tm_year,
835 &tm.tm_mon,
836 &tm.tm_mday) == 3) {
837 tm.tm_hour = 0;
838 tm.tm_min = 0;
839 tm.tm_sec = 0;
840 } else {
841 goto date_fail;
842 }
843 tm.tm_year -= 1900;
844 tm.tm_mon--;
845 rtc_start_date = mktimegm(&tm);
846 if (rtc_start_date == -1) {
847 date_fail:
848 fprintf(stderr, "Invalid date format. Valid formats are:\n"
849 "'2006-06-17T16:01:21' or '2006-06-17'\n");
850 exit(1);
851 }
852 rtc_date_offset = time(NULL) - rtc_start_date;
853 }
854}
855
856static void configure_rtc(QemuOpts *opts)
857{
858 const char *value;
859
860 value = qemu_opt_get(opts, "base");
861 if (value) {
862 if (!strcmp(value, "utc")) {
863 rtc_utc = 1;
864 } else if (!strcmp(value, "localtime")) {
865 rtc_utc = 0;
866 } else {
867 configure_rtc_date_offset(value, 0);
868 }
869 }
6875204c
JK		 870 value = qemu_opt_get(opts, "clock");
871 if (value) {
872 if (!strcmp(value, "host")) {
884f17c2 873 rtc_clock = QEMU_CLOCK_HOST;
78808141 874 } else if (!strcmp(value, "rt")) {
884f17c2 875 rtc_clock = QEMU_CLOCK_REALTIME;
6875204c 876 } else if (!strcmp(value, "vm")) {
884f17c2 877 rtc_clock = QEMU_CLOCK_VIRTUAL;
6875204c
JK		 878 } else {
879 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
880 exit(1);
881 }
882 }
1ed2fc1f
JK		 883 value = qemu_opt_get(opts, "driftfix");
884 if (value) {
7e4c0336 885 if (!strcmp(value, "slew")) {
433acf0d
JK		 886 static GlobalProperty slew_lost_ticks[] = {
887 {
888 .driver = "mc146818rtc",
889 .property = "lost_tick_policy",
890 .value = "slew",
891 },
892 { /* end of list */ }
893 };
894
895 qdev_prop_register_global_list(slew_lost_ticks);
7e4c0336 896 } else if (!strcmp(value, "none")) {
433acf0d 897 /* discard is default */
1ed2fc1f
JK		 898 } else {
899 fprintf(stderr, "qemu: invalid option value '%s'\n", value);
900 exit(1);
901 }
902 }
1ed2fc1f
JK		 903}
904
1ae26a18
AZ		 905/***********************************************************/
906/* Bluetooth support */
907static int nb_hcis;
908static int cur_hci;
909static struct HCIInfo *hci_table[MAX_NICS];
dc72ac14 910
1ae26a18
AZ		 911struct HCIInfo *qemu_next_hci(void)
912{
913 if (cur_hci == nb_hcis)
914 return &null_hci;
915
916 return hci_table[cur_hci++];
917}
918
dc72ac14
AZ		 919static int bt_hci_parse(const char *str)
920{
921 struct HCIInfo *hci;
c227f099 922 bdaddr_t bdaddr;
dc72ac14
AZ		 923
924 if (nb_hcis >= MAX_NICS) {
925 fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
926 return -1;
927 }
928
929 hci = hci_init(str);
930 if (!hci)
931 return -1;
932
933 bdaddr.b[0] = 0x52;
934 bdaddr.b[1] = 0x54;
935 bdaddr.b[2] = 0x00;
936 bdaddr.b[3] = 0x12;
937 bdaddr.b[4] = 0x34;
938 bdaddr.b[5] = 0x56 + nb_hcis;
939 hci->bdaddr_set(hci, bdaddr.b);
940
941 hci_table[nb_hcis++] = hci;
942
943 return 0;
944}
945
946static void bt_vhci_add(int vlan_id)
947{
948 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
949
950 if (!vlan->slave)
951 fprintf(stderr, "qemu: warning: adding a VHCI to "
952 "an empty scatternet %i\n", vlan_id);
953
954 bt_vhci_init(bt_new_hci(vlan));
955}
956
957static struct bt_device_s *bt_device_add(const char *opt)
958{
959 struct bt_scatternet_s *vlan;
960 int vlan_id = 0;
961 char *endp = strstr(opt, ",vlan=");
962 int len = (endp ? endp - opt : strlen(opt)) + 1;
963 char devname[10];
964
965 pstrcpy(devname, MIN(sizeof(devname), len), opt);
966
967 if (endp) {
968 vlan_id = strtol(endp + 6, &endp, 0);
969 if (*endp) {
970 fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
971 return 0;
972 }
973 }
974
975 vlan = qemu_find_bt_vlan(vlan_id);
976
977 if (!vlan->slave)
978 fprintf(stderr, "qemu: warning: adding a slave device to "
979 "an empty scatternet %i\n", vlan_id);
980
981 if (!strcmp(devname, "keyboard"))
982 return bt_keyboard_init(vlan);
983
984 fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
985 return 0;
986}
987
988static int bt_parse(const char *opt)
989{
990 const char *endp, *p;
991 int vlan;
992
993 if (strstart(opt, "hci", &endp)) {
994 if (!*endp || *endp == ',') {
995 if (*endp)
996 if (!strstart(endp, ",vlan=", 0))
997 opt = endp + 1;
998
999 return bt_hci_parse(opt);
1000 }
1001 } else if (strstart(opt, "vhci", &endp)) {
1002 if (!*endp || *endp == ',') {
1003 if (*endp) {
1004 if (strstart(endp, ",vlan=", &p)) {
1005 vlan = strtol(p, (char **) &endp, 0);
1006 if (*endp) {
1007 fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
1008 return 1;
1009 }
1010 } else {
1011 fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
1012 return 1;
1013 }
1014 } else
1015 vlan = 0;
1016
1017 bt_vhci_add(vlan);
1018 return 0;
1019 }
1020 } else if (strstart(opt, "device:", &endp))
1021 return !bt_device_add(endp);
1022
1023 fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
1024 return 1;
1025}
1026
7d76ad4f
EO		 1027static int parse_sandbox(QemuOpts *opts, void *opaque)
1028{
1029 /* FIXME: change this to true for 1.3 */
1030 if (qemu_opt_get_bool(opts, "enable", false)) {
1031#ifdef CONFIG_SECCOMP
1032 if (seccomp_start() < 0) {
1033 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1034 "failed to install seccomp syscall filter in the kernel");
1035 return -1;
1036 }
1037#else
1038 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1039 "sandboxing request but seccomp is not compiled into this build");
1040 return -1;
1041#endif
1042 }
1043
1044 return 0;
1045}
1046
5b9d313e 1047static int parse_name(QemuOpts *opts, void *opaque)
5d12f961
DDAG		 1048{
1049 const char *proc_name;
1050
8f480de0
DDAG		 1051 if (qemu_opt_get(opts, "debug-threads")) {
1052 qemu_thread_naming(qemu_opt_get_bool(opts, "debug-threads", false));
1053 }
5d12f961
DDAG		 1054 qemu_name = qemu_opt_get(opts, "guest");
1055
1056 proc_name = qemu_opt_get(opts, "process");
1057 if (proc_name) {
1058 os_set_proc_name(proc_name);
1059 }
5b9d313e
DDAG		 1060
1061 return 0;
5d12f961
DDAG		 1062}
1063
094b287f
LZ		 1064bool usb_enabled(bool default_usb)
1065{
7effdaa3
MW		 1066 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb",
1067 has_defaults && default_usb);
094b287f
LZ		 1068}
1069
587ed6be
CB		 1070#ifndef _WIN32
1071static int parse_add_fd(QemuOpts *opts, void *opaque)
1072{
1073 int fd, dupfd, flags;
1074 int64_t fdset_id;
1075 const char *fd_opaque = NULL;
1076
1077 fd = qemu_opt_get_number(opts, "fd", -1);
1078 fdset_id = qemu_opt_get_number(opts, "set", -1);
1079 fd_opaque = qemu_opt_get(opts, "opaque");
1080
1081 if (fd < 0) {
1082 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1083 "fd option is required and must be non-negative");
1084 return -1;
1085 }
1086
1087 if (fd <= STDERR_FILENO) {
1088 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1089 "fd cannot be a standard I/O stream");
1090 return -1;
1091 }
1092
1093 /*
1094 * All fds inherited across exec() necessarily have FD_CLOEXEC
1095 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1096 */
1097 flags = fcntl(fd, F_GETFD);
1098 if (flags == -1 || (flags & FD_CLOEXEC)) {
1099 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1100 "fd is not valid or already in use");
1101 return -1;
1102 }
1103
1104 if (fdset_id < 0) {
1105 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1106 "set option is required and must be non-negative");
1107 return -1;
1108 }
1109
1110#ifdef F_DUPFD_CLOEXEC
1111 dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1112#else
1113 dupfd = dup(fd);
1114 if (dupfd != -1) {
1115 qemu_set_cloexec(dupfd);
1116 }
1117#endif
1118 if (dupfd == -1) {
1119 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1120 "Error duplicating fd: %s", strerror(errno));
1121 return -1;
1122 }
1123
1124 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1125 monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1126 fd_opaque, NULL);
1127
1128 return 0;
1129}
1130
1131static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1132{
1133 int fd;
1134
1135 fd = qemu_opt_get_number(opts, "fd", -1);
1136 close(fd);
1137
1138 return 0;
1139}
1140#endif
1141
1ae26a18
AZ		 1142/***********************************************************/
1143/* QEMU Block devices */
1144
2292ddae
MA		 1145#define HD_OPTS "media=disk"
1146#define CDROM_OPTS "media=cdrom"
1147#define FD_OPTS ""
1148#define PFLASH_OPTS ""
1149#define MTD_OPTS ""
1150#define SD_OPTS ""
e4bcb14c 1151
9dfd7c7a
GH		 1152static int drive_init_func(QemuOpts *opts, void *opaque)
1153{
2d0d2837 1154 BlockInterfaceType *block_default_type = opaque;
9dfd7c7a 1155
60e19e06 1156 return drive_new(opts, *block_default_type) == NULL;
9dfd7c7a
GH		 1157}
1158
1159static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1160{
28de2f88 1161 if (qemu_opt_get(opts, "snapshot") == NULL) {
9dfd7c7a
GH		 1162 qemu_opt_set(opts, "snapshot", "on");
1163 }
1164 return 0;
1165}
1166
3c42ea66
CB		 1167static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1168 int index, const char *optstr)
4e5d9b57
MA		 1169{
1170 QemuOpts *opts;
1171
4e5d9b57
MA		 1172 if (!enable || drive_get_by_index(type, index)) {
1173 return;
1174 }
1175
1176 opts = drive_add(type, index, NULL, optstr);
1177 if (snapshot) {
1178 drive_enable_snapshot(opts, NULL);
1179 }
60e19e06 1180 if (!drive_new(opts, type)) {
4e5d9b57
MA		 1181 exit(1);
1182 }
1183}
1184
76e30d0f
JK		 1185void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1186{
1187 boot_set_handler = func;
1188 boot_set_opaque = opaque;
1189}
1190
083b79c9 1191int qemu_boot_set(const char *boot_order)
76e30d0f
JK		 1192{
1193 if (!boot_set_handler) {
1194 return -EINVAL;
1195 }
083b79c9 1196 return boot_set_handler(boot_set_opaque, boot_order);
76e30d0f
JK		 1197}
1198
6ef4716c 1199static void validate_bootdevices(const char *devices)
ef3adf68
JK		 1200{
1201 /* We just do some generic consistency checks */
1202 const char *p;
1203 int bitmap = 0;
1204
1205 for (p = devices; *p != '\0'; p++) {
1206 /* Allowed boot devices are:
1207 * a-b: floppy disk drives
1208 * c-f: IDE disk drives
07f35073 1209 * g-m: machine implementation dependent drives
ef3adf68
JK		 1210 * n-p: network devices
1211 * It's up to each machine implementation to check if the given boot
1212 * devices match the actual hardware implementation and firmware
1213 * features.
1214 */
1215 if (*p < 'a' || *p > 'p') {
1216 fprintf(stderr, "Invalid boot device '%c'\n", *p);
1217 exit(1);
1218 }
1219 if (bitmap & (1 << (*p - 'a'))) {
1220 fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1221 exit(1);
1222 }
1223 bitmap |= 1 << (*p - 'a');
1224 }
ef3adf68
JK		 1225}
1226
083b79c9 1227static void restore_boot_order(void *opaque)
e0f084bf 1228{
083b79c9 1229 char *normal_boot_order = opaque;
37905d6a
AW		 1230 static int first = 1;
1231
1232 /* Restore boot order and remove ourselves after the first boot */
1233 if (first) {
1234 first = 0;
1235 return;
1236 }
e0f084bf 1237
083b79c9 1238 qemu_boot_set(normal_boot_order);
e0f084bf 1239
083b79c9
MA		 1240 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1241 g_free(normal_boot_order);
e0f084bf
JK		 1242}
1243
1ca4d09a
GN		 1244void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1245 const char *suffix)
1246{
1247 FWBootEntry *node, *i;
1248
1249 if (bootindex < 0) {
1250 return;
1251 }
1252
1253 assert(dev != NULL || suffix != NULL);
1254
7267c094 1255 node = g_malloc0(sizeof(FWBootEntry));
1ca4d09a 1256 node->bootindex = bootindex;
7f303adc 1257 node->suffix = g_strdup(suffix);
1ca4d09a
GN		 1258 node->dev = dev;
1259
1260 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1261 if (i->bootindex == bootindex) {
1262 fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1263 exit(1);
1264 } else if (i->bootindex < bootindex) {
1265 continue;
1266 }
1267 QTAILQ_INSERT_BEFORE(i, node, link);
1268 return;
1269 }
1270 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1271}
1272
7dc5af55
DD		 1273DeviceState *get_boot_device(uint32_t position)
1274{
1275 uint32_t counter = 0;
1276 FWBootEntry *i = NULL;
1277 DeviceState *res = NULL;
1278
1279 if (!QTAILQ_EMPTY(&fw_boot_order)) {
1280 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1281 if (counter == position) {
1282 res = i->dev;
1283 break;
1284 }
1285 counter++;
1286 }
1287 }
1288 return res;
1289}
1290
962630f2
GN		 1291/*
1292 * This function returns null terminated string that consist of new line
71785aba 1293 * separated device paths.
962630f2
GN		 1294 *
1295 * memory pointed by "size" is assigned total length of the array in bytes
1296 *
1297 */
30e32af7 1298char *get_boot_devices_list(size_t *size, bool ignore_suffixes)
962630f2
GN		 1299{
1300 FWBootEntry *i;
0e7a7592 1301 size_t total = 0;
962630f2
GN		 1302 char *list = NULL;
1303
1304 QTAILQ_FOREACH(i, &fw_boot_order, link) {
1305 char *devpath = NULL, *bootpath;
0e7a7592 1306 size_t len;
962630f2
GN		 1307
1308 if (i->dev) {
1309 devpath = qdev_get_fw_dev_path(i->dev);
1310 assert(devpath);
1311 }
1312
30e32af7 1313 if (i->suffix && !ignore_suffixes && devpath) {
4fd37a98
BS		 1314 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1315
7267c094 1316 bootpath = g_malloc(bootpathlen);
4fd37a98 1317 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
7267c094 1318 g_free(devpath);
962630f2
GN		 1319 } else if (devpath) {
1320 bootpath = devpath;
30e32af7 1321 } else if (!ignore_suffixes) {
1bf6ccd3 1322 assert(i->suffix);
7267c094 1323 bootpath = g_strdup(i->suffix);
30e32af7
AK		 1324 } else {
1325 bootpath = g_strdup("");
962630f2
GN		 1326 }
1327
1328 if (total) {
1329 list[total-1] = '\n';
1330 }
1331 len = strlen(bootpath) + 1;
7267c094 1332 list = g_realloc(list, total + len);
962630f2
GN		 1333 memcpy(&list[total], bootpath, len);
1334 total += len;
7267c094 1335 g_free(bootpath);
962630f2
GN		 1336 }
1337
1338 *size = total;
1339
c8a6ae8b
AK		 1340 if (boot_strict && *size > 0) {
1341 list[total-1] = '\n';
4690579e
AK		 1342 list = g_realloc(list, total + 5);
1343 memcpy(&list[total], "HALT", 5);
1344 *size = total + 5;
c8a6ae8b 1345 }
962630f2
GN		 1346 return list;
1347}
1348
12b7f57e
MT		 1349static QemuOptsList qemu_smp_opts = {
1350 .name = "smp-opts",
1351 .implied_opt_name = "cpus",
1352 .merge_lists = true,
1353 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head),
1354 .desc = {
1355 {
1356 .name = "cpus",
1357 .type = QEMU_OPT_NUMBER,
1358 }, {
1359 .name = "sockets",
1360 .type = QEMU_OPT_NUMBER,
1361 }, {
1362 .name = "cores",
1363 .type = QEMU_OPT_NUMBER,
1364 }, {
1365 .name = "threads",
1366 .type = QEMU_OPT_NUMBER,
1367 }, {
1368 .name = "maxcpus",
1369 .type = QEMU_OPT_NUMBER,
1370 },
1371 { /*End of list */ }
1372 },
1373};
1374
1375static void smp_parse(QemuOpts *opts)
dc6b1c09 1376{
12b7f57e 1377 if (opts) {
dc6b1c09 1378
12b7f57e
MT		 1379 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1380 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1381 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1382 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1383
1384 /* compute missing values, prefer sockets over cores over threads */
1385 if (cpus == 0 || sockets == 0) {
1386 sockets = sockets > 0 ? sockets : 1;
1387 cores = cores > 0 ? cores : 1;
dc6b1c09 1388 threads = threads > 0 ? threads : 1;
12b7f57e
MT		 1389 if (cpus == 0) {
1390 cpus = cores * threads * sockets;
1391 }
dc6b1c09 1392 } else {
12b7f57e
MT		 1393 if (cores == 0) {
1394 threads = threads > 0 ? threads : 1;
1395 cores = cpus / (sockets * threads);
1396 } else {
1397 threads = cpus / (cores * sockets);
1398 }
dc6b1c09 1399 }
12b7f57e
MT		 1400
1401 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1402
1403 smp_cpus = cpus;
1404 smp_cores = cores > 0 ? cores : 1;
1405 smp_threads = threads > 0 ? threads : 1;
1406
dc6b1c09 1407 }
12b7f57e
MT		 1408
1409 if (max_cpus == 0) {
dc6b1c09 1410 max_cpus = smp_cpus;
12b7f57e
MT		 1411 }
1412
af67ee92 1413 if (max_cpus > MAX_CPUMASK_BITS) {
12b7f57e
MT		 1414 fprintf(stderr, "Unsupported number of maxcpus\n");
1415 exit(1);
1416 }
1417 if (max_cpus < smp_cpus) {
1418 fprintf(stderr, "maxcpus must be equal to or greater than smp\n");
1419 exit(1);
1420 }
1421
dc6b1c09
AP		 1422}
1423
888a6bc6
SM		 1424static void configure_realtime(QemuOpts *opts)
1425{
1426 bool enable_mlock;
1427
1428 enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1429
1430 if (enable_mlock) {
1431 if (os_mlock() < 0) {
1432 fprintf(stderr, "qemu: locking memory failed\n");
1433 exit(1);
1434 }
1435 }
1436}
1437
5e2ac519
SA		 1438
1439static void configure_msg(QemuOpts *opts)
1440{
1441 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true);
1442}
1443
a594cfbf
FB		 1444/***********************************************************/
1445/* USB devices */
1446
fb08000c 1447static int usb_device_add(const char *devname)
a594cfbf 1448{
a5d2f727 1449 USBDevice *dev = NULL;
615fe4de
MR		 1450#ifndef CONFIG_LINUX
1451 const char *p;
1452#endif
a594cfbf 1453
094b287f 1454 if (!usb_enabled(false)) {
a594cfbf 1455 return -1;
094b287f 1456 }
a594cfbf 1457
0958b4cc
GH		 1458 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1459 dev = usbdevice_create(devname);
1460 if (dev)
1461 goto done;
1462
a5d2f727 1463 /* the other ones */
e447fc63
GH		 1464#ifndef CONFIG_LINUX
1465 /* only the linux version is qdev-ified, usb-bsd still needs this */
a594cfbf 1466 if (strstart(devname, "host:", &p)) {
3741715c 1467 dev = usb_host_device_open(usb_bus_find(-1), p);
a594cfbf 1468 }
615fe4de 1469#endif
0d92ed30
PB		 1470 if (!dev)
1471 return -1;
1472
a5d2f727 1473done:
a594cfbf
FB		 1474 return 0;
1475}
1476
1f3870ab
AL		 1477static int usb_device_del(const char *devname)
1478{
1479 int bus_num, addr;
1480 const char *p;
1481
1a3973b3
GH		 1482 if (strstart(devname, "host:", &p)) {
1483 return -1;
1484 }
5d0c5750 1485
094b287f 1486 if (!usb_enabled(false)) {
1f3870ab 1487 return -1;
094b287f 1488 }
1f3870ab
AL		 1489
1490 p = strchr(devname, '.');
1491 if (!p)
1492 return -1;
1493 bus_num = strtoul(devname, NULL, 0);
1494 addr = strtoul(p + 1, NULL, 0);
1495
a5d2f727 1496 return usb_device_delete_addr(bus_num, addr);
1f3870ab
AL		 1497}
1498
bd3c948d
GH		 1499static int usb_parse(const char *cmdline)
1500{
59d1c1c2 1501 int r;
fb08000c 1502 r = usb_device_add(cmdline);
59d1c1c2
ST		 1503 if (r < 0) {
1504 fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1505 }
1506 return r;
bd3c948d
GH		 1507}
1508
d54908a5 1509void do_usb_add(Monitor *mon, const QDict *qdict)
a594cfbf 1510{
59d1c1c2 1511 const char *devname = qdict_get_str(qdict, "devname");
fb08000c 1512 if (usb_device_add(devname) < 0) {
1ecda02b 1513 error_report("could not add USB device '%s'", devname);
59d1c1c2 1514 }
a594cfbf
FB		 1515}
1516
d54908a5 1517void do_usb_del(Monitor *mon, const QDict *qdict)
a594cfbf 1518{
59d1c1c2
ST		 1519 const char *devname = qdict_get_str(qdict, "devname");
1520 if (usb_device_del(devname) < 0) {
1ecda02b 1521 error_report("could not delete USB device '%s'", devname);
59d1c1c2 1522 }
a594cfbf
FB		 1523}
1524
201a51fc
AZ		 1525/***********************************************************/
1526/* PCMCIA/Cardbus */
1527
1528static struct pcmcia_socket_entry_s {
bc24a225 1529 PCMCIASocket *socket;
201a51fc
AZ		 1530 struct pcmcia_socket_entry_s *next;
1531} *pcmcia_sockets = 0;
1532
bc24a225 1533void pcmcia_socket_register(PCMCIASocket *socket)
201a51fc
AZ		 1534{
1535 struct pcmcia_socket_entry_s *entry;
1536
7267c094 1537 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
201a51fc
AZ		 1538 entry->socket = socket;
1539 entry->next = pcmcia_sockets;
1540 pcmcia_sockets = entry;
1541}
1542
bc24a225 1543void pcmcia_socket_unregister(PCMCIASocket *socket)
201a51fc
AZ		 1544{
1545 struct pcmcia_socket_entry_s *entry, **ptr;
1546
1547 ptr = &pcmcia_sockets;
1548 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1549 if (entry->socket == socket) {
1550 *ptr = entry->next;
7267c094 1551 g_free(entry);
201a51fc
AZ		 1552 }
1553}
1554
84f2d0ea 1555void pcmcia_info(Monitor *mon, const QDict *qdict)
201a51fc
AZ		 1556{
1557 struct pcmcia_socket_entry_s *iter;
376253ec 1558
201a51fc 1559 if (!pcmcia_sockets)
376253ec 1560 monitor_printf(mon, "No PCMCIA sockets\n");
201a51fc
AZ		 1561
1562 for (iter = pcmcia_sockets; iter; iter = iter->next)
376253ec
AL		 1563 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1564 iter->socket->attached ? iter->socket->card_string :
1565 "Empty");
201a51fc
AZ		 1566}
1567
cc1daa40
FB		 1568/***********************************************************/
1569/* machine registration */
1570
0056ae24 1571MachineState *current_machine;
cc1daa40 1572
261747f1
MA		 1573static void machine_class_init(ObjectClass *oc, void *data)
1574{
1575 MachineClass *mc = MACHINE_CLASS(oc);
00b4fbe2 1576 QEMUMachine *qm = data;
261747f1 1577
00b4fbe2
MA		 1578 mc->name = qm->name;
1579 mc->alias = qm->alias;
1580 mc->desc = qm->desc;
1581 mc->init = qm->init;
1582 mc->reset = qm->reset;
1583 mc->hot_add_cpu = qm->hot_add_cpu;
1584 mc->kvm_type = qm->kvm_type;
1585 mc->block_default_type = qm->block_default_type;
1586 mc->max_cpus = qm->max_cpus;
1587 mc->no_serial = qm->no_serial;
1588 mc->no_parallel = qm->no_parallel;
1589 mc->use_virtcon = qm->use_virtcon;
1590 mc->use_sclp = qm->use_sclp;
1591 mc->no_floppy = qm->no_floppy;
1592 mc->no_cdrom = qm->no_cdrom;
1593 mc->no_sdcard = qm->no_sdcard;
1594 mc->is_default = qm->is_default;
1595 mc->default_machine_opts = qm->default_machine_opts;
1596 mc->default_boot_order = qm->default_boot_order;
1597 mc->compat_props = qm->compat_props;
1598 mc->hw_version = qm->hw_version;
261747f1
MA		 1599}
1600
cc1daa40
FB		 1601int qemu_register_machine(QEMUMachine *m)
1602{
f5946dba 1603 char *name = g_strconcat(m->name, TYPE_MACHINE_SUFFIX, NULL);
261747f1 1604 TypeInfo ti = {
f5946dba 1605 .name = name,
261747f1
MA		 1606 .parent = TYPE_MACHINE,
1607 .class_init = machine_class_init,
1608 .class_data = (void *)m,
1609 };
1610
1611 type_register(&ti);
f5946dba 1612 g_free(name);
261747f1 1613
cc1daa40
FB		 1614 return 0;
1615}
1616
0056ae24 1617static MachineClass *find_machine(const char *name)
cc1daa40 1618{
261747f1 1619 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1620 MachineClass *mc = NULL;
cc1daa40 1621
261747f1 1622 for (el = machines; el; el = el->next) {
0056ae24 1623 MachineClass *temp = el->data;
261747f1 1624
958db90c 1625 if (!strcmp(temp->name, name)) {
0056ae24 1626 mc = temp;
261747f1
MA		 1627 break;
1628 }
958db90c
MA		 1629 if (temp->alias &&
1630 !strcmp(temp->alias, name)) {
0056ae24 1631 mc = temp;
261747f1
MA		 1632 break;
1633 }
cc1daa40 1634 }
261747f1
MA		 1635
1636 g_slist_free(machines);
0056ae24 1637 return mc;
cc1daa40
FB		 1638}
1639
0056ae24 1640MachineClass *find_default_machine(void)
0c257437 1641{
261747f1 1642 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
0056ae24 1643 MachineClass *mc = NULL;
0c257437 1644
261747f1 1645 for (el = machines; el; el = el->next) {
0056ae24 1646 MachineClass *temp = el->data;
261747f1 1647
958db90c 1648 if (temp->is_default) {
0056ae24 1649 mc = temp;
261747f1 1650 break;
0c257437
AL		 1651 }
1652 }
261747f1
MA		 1653
1654 g_slist_free(machines);
0056ae24 1655 return mc;
0c257437
AL		 1656}
1657
01d3c80d
AL		 1658MachineInfoList *qmp_query_machines(Error **errp)
1659{
261747f1 1660 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
01d3c80d 1661 MachineInfoList *mach_list = NULL;
01d3c80d 1662
261747f1
MA		 1663 for (el = machines; el; el = el->next) {
1664 MachineClass *mc = el->data;
01d3c80d
AL		 1665 MachineInfoList *entry;
1666 MachineInfo *info;
1667
1668 info = g_malloc0(sizeof(*info));
958db90c 1669 if (mc->is_default) {
01d3c80d
AL		 1670 info->has_is_default = true;
1671 info->is_default = true;
1672 }
1673
958db90c 1674 if (mc->alias) {
01d3c80d 1675 info->has_alias = true;
958db90c 1676 info->alias = g_strdup(mc->alias);
01d3c80d
AL		 1677 }
1678
958db90c
MA		 1679 info->name = g_strdup(mc->name);
1680 info->cpu_max = !mc->max_cpus ? 1 : mc->max_cpus;
01d3c80d
AL		 1681
1682 entry = g_malloc0(sizeof(*entry));
1683 entry->value = info;
1684 entry->next = mach_list;
1685 mach_list = entry;
1686 }
1687
261747f1 1688 g_slist_free(machines);
01d3c80d
AL		 1689 return mach_list;
1690}
1691
8a7ddc38
FB		 1692/***********************************************************/
1693/* main execution loop */
1694
0bd48850
FB		 1695struct vm_change_state_entry {
1696 VMChangeStateHandler *cb;
1697 void *opaque;
72cf2d4f 1698 QLIST_ENTRY (vm_change_state_entry) entries;
0bd48850
FB		 1699};
1700
72cf2d4f 1701static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
0bd48850
FB		 1702
1703VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1704 void *opaque)
1705{
1706 VMChangeStateEntry *e;
1707
7267c094 1708 e = g_malloc0(sizeof (*e));
0bd48850
FB		 1709
1710 e->cb = cb;
1711 e->opaque = opaque;
72cf2d4f 1712 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
0bd48850
FB		 1713 return e;
1714}
1715
1716void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1717{
72cf2d4f 1718 QLIST_REMOVE (e, entries);
7267c094 1719 g_free (e);
0bd48850
FB		 1720}
1721
1dfb4dd9 1722void vm_state_notify(int running, RunState state)
0bd48850 1723{
9b10ac86 1724 VMChangeStateEntry *e, *next;
0bd48850 1725
1dfb4dd9 1726 trace_vm_state_notify(running, state);
94b0b5ff 1727
9b10ac86 1728 QLIST_FOREACH_SAFE(e, &vm_change_state_head, entries, next) {
1dfb4dd9 1729 e->cb(e->opaque, running, state);
0bd48850
FB		 1730 }
1731}
1732
bb0c6722
FB		 1733/* reset/shutdown handler */
1734
1735typedef struct QEMUResetEntry {
72cf2d4f 1736 QTAILQ_ENTRY(QEMUResetEntry) entry;
bb0c6722
FB		 1737 QEMUResetHandler *func;
1738 void *opaque;
bb0c6722
FB		 1739} QEMUResetEntry;
1740
72cf2d4f
BS		 1741static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1742 QTAILQ_HEAD_INITIALIZER(reset_handlers);
bb0c6722 1743static int reset_requested;
f64622c4
GN		 1744static int shutdown_requested, shutdown_signal = -1;
1745static pid_t shutdown_pid;
3475187d 1746static int powerdown_requested;
8cf71710 1747static int debug_requested;
95b363b5 1748static int suspend_requested;
4bc78a87 1749static WakeupReason wakeup_reason;
a9552c8e
IM		 1750static NotifierList powerdown_notifiers =
1751 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
95b363b5
GH		 1752static NotifierList suspend_notifiers =
1753 NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1754static NotifierList wakeup_notifiers =
1755 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
4bc78a87 1756static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
bb0c6722 1757
1291eb35
AP		 1758int qemu_shutdown_requested_get(void)
1759{
1760 return shutdown_requested;
1761}
1762
1763int qemu_reset_requested_get(void)
1764{
1765 return reset_requested;
1766}
1767
4fdcac0e 1768static int qemu_shutdown_requested(void)
cf7a2fe2
AJ		 1769{
1770 int r = shutdown_requested;
1771 shutdown_requested = 0;
1772 return r;
1773}
1774
4fdcac0e 1775static void qemu_kill_report(void)
f64622c4 1776{
35b30712 1777 if (!qtest_driver() && shutdown_signal != -1) {
f1d3fb04
PM		 1778 fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1779 if (shutdown_pid == 0) {
1780 /* This happens for eg ^C at the terminal, so it's worth
1781 * avoiding printing an odd message in that case.
1782 */
1783 fputc('\n', stderr);
1784 } else {
953ffe0f 1785 fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
f1d3fb04 1786 }
f64622c4
GN		 1787 shutdown_signal = -1;
1788 }
1789}
1790
4fdcac0e 1791static int qemu_reset_requested(void)
cf7a2fe2
AJ		 1792{
1793 int r = reset_requested;
1794 reset_requested = 0;
1795 return r;
1796}
1797
95b363b5
GH		 1798static int qemu_suspend_requested(void)
1799{
1800 int r = suspend_requested;
1801 suspend_requested = 0;
1802 return r;
1803}
1804
4bc78a87 1805static WakeupReason qemu_wakeup_requested(void)
14058196 1806{
4bc78a87 1807 return wakeup_reason;
14058196
LC		 1808}
1809
4fdcac0e 1810static int qemu_powerdown_requested(void)
cf7a2fe2
AJ		 1811{
1812 int r = powerdown_requested;
1813 powerdown_requested = 0;
1814 return r;
1815}
1816
e568902a
AL		 1817static int qemu_debug_requested(void)
1818{
1819 int r = debug_requested;
1820 debug_requested = 0;
1821 return r;
1822}
1823
a08d4367 1824void qemu_register_reset(QEMUResetHandler *func, void *opaque)
bb0c6722 1825{
7267c094 1826 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
bb0c6722 1827
bb0c6722
FB		 1828 re->func = func;
1829 re->opaque = opaque;
72cf2d4f 1830 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
bb0c6722
FB		 1831}
1832
dda9b29f 1833void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
bb0c6722
FB		 1834{
1835 QEMUResetEntry *re;
1836
72cf2d4f 1837 QTAILQ_FOREACH(re, &reset_handlers, entry) {
dda9b29f 1838 if (re->func == func && re->opaque == opaque) {
72cf2d4f 1839 QTAILQ_REMOVE(&reset_handlers, re, entry);
7267c094 1840 g_free(re);
dda9b29f
JK		 1841 return;
1842 }
1843 }
1844}
1845
be522029 1846void qemu_devices_reset(void)
dda9b29f
JK		 1847{
1848 QEMUResetEntry *re, *nre;
1849
1850 /* reset all devices */
72cf2d4f 1851 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
bb0c6722
FB		 1852 re->func(re->opaque);
1853 }
be522029
DG		 1854}
1855
1856void qemu_system_reset(bool report)
1857{
0056ae24
MA		 1858 MachineClass *mc;
1859
1860 mc = current_machine ? MACHINE_GET_CLASS(current_machine) : NULL;
1861
958db90c
MA		 1862 if (mc && mc->reset) {
1863 mc->reset();
be522029
DG		 1864 } else {
1865 qemu_devices_reset();
1866 }
e063eb1f 1867 if (report) {
a6330785 1868 qapi_event_send_reset(&error_abort);
e063eb1f 1869 }
ea375f9a 1870 cpu_synchronize_all_post_reset();
bb0c6722
FB		 1871}
1872
1873void qemu_system_reset_request(void)
1874{
d1beab82
FB		 1875 if (no_reboot) {
1876 shutdown_requested = 1;
1877 } else {
1878 reset_requested = 1;
1879 }
b4a3d965 1880 cpu_stop_current();
d9f75a4e 1881 qemu_notify_event();
bb0c6722
FB		 1882}
1883
95b363b5
GH		 1884static void qemu_system_suspend(void)
1885{
1886 pause_all_vcpus();
1887 notifier_list_notify(&suspend_notifiers, NULL);
ad02b96a 1888 runstate_set(RUN_STATE_SUSPENDED);
1d11a95a 1889 qapi_event_send_suspend(&error_abort);
95b363b5
GH		 1890}
1891
1892void qemu_system_suspend_request(void)
1893{
9abc62f6 1894 if (runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1895 return;
1896 }
1897 suspend_requested = 1;
1898 cpu_stop_current();
1899 qemu_notify_event();
1900}
1901
1902void qemu_register_suspend_notifier(Notifier *notifier)
1903{
1904 notifier_list_add(&suspend_notifiers, notifier);
1905}
1906
1907void qemu_system_wakeup_request(WakeupReason reason)
1908{
4fed9421
AK		 1909 trace_system_wakeup_request(reason);
1910
9abc62f6 1911 if (!runstate_check(RUN_STATE_SUSPENDED)) {
95b363b5
GH		 1912 return;
1913 }
1914 if (!(wakeup_reason_mask & (1 << reason))) {
1915 return;
1916 }
ad02b96a 1917 runstate_set(RUN_STATE_RUNNING);
4bc78a87 1918 wakeup_reason = reason;
95b363b5 1919 qemu_notify_event();
95b363b5
GH		 1920}
1921
1922void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1923{
1924 if (enabled) {
1925 wakeup_reason_mask |= (1 << reason);
1926 } else {
1927 wakeup_reason_mask &= ~(1 << reason);
1928 }
1929}
1930
1931void qemu_register_wakeup_notifier(Notifier *notifier)
1932{
1933 notifier_list_add(&wakeup_notifiers, notifier);
1934}
1935
f64622c4
GN		 1936void qemu_system_killed(int signal, pid_t pid)
1937{
1938 shutdown_signal = signal;
1939 shutdown_pid = pid;
d9389b96 1940 no_shutdown = 0;
f64622c4
GN		 1941 qemu_system_shutdown_request();
1942}
1943
bb0c6722
FB		 1944void qemu_system_shutdown_request(void)
1945{
bc78cff9 1946 trace_qemu_system_shutdown_request();
bb0c6722 1947 shutdown_requested = 1;
d9f75a4e 1948 qemu_notify_event();
bb0c6722
FB		 1949}
1950
013c2f15
IM		 1951static void qemu_system_powerdown(void)
1952{
0aab9ec3 1953 qapi_event_send_powerdown(&error_abort);
013c2f15
IM		 1954 notifier_list_notify(&powerdown_notifiers, NULL);
1955}
1956
3475187d
FB		 1957void qemu_system_powerdown_request(void)
1958{
bc78cff9 1959 trace_qemu_system_powerdown_request();
3475187d 1960 powerdown_requested = 1;
d9f75a4e
AL		 1961 qemu_notify_event();
1962}
1963
a9552c8e
IM		 1964void qemu_register_powerdown_notifier(Notifier *notifier)
1965{
1966 notifier_list_add(&powerdown_notifiers, notifier);
1967}
1968
8cf71710
JK		 1969void qemu_system_debug_request(void)
1970{
1971 debug_requested = 1;
83f338f7 1972 qemu_notify_event();
8cf71710
JK		 1973}
1974
99435906
PB		 1975static bool main_loop_should_exit(void)
1976{
1977 RunState r;
1978 if (qemu_debug_requested()) {
1979 vm_stop(RUN_STATE_DEBUG);
1980 }
95b363b5
GH		 1981 if (qemu_suspend_requested()) {
1982 qemu_system_suspend();
1983 }
99435906
PB		 1984 if (qemu_shutdown_requested()) {
1985 qemu_kill_report();
84321831 1986 qapi_event_send_shutdown(&error_abort);
99435906
PB		 1987 if (no_shutdown) {
1988 vm_stop(RUN_STATE_SHUTDOWN);
1989 } else {
1990 return true;
1991 }
1992 }
1993 if (qemu_reset_requested()) {
1994 pause_all_vcpus();
1995 cpu_synchronize_all_states();
1996 qemu_system_reset(VMRESET_REPORT);
1997 resume_all_vcpus();
ede085b3 1998 if (runstate_needs_reset()) {
99435906
PB		 1999 runstate_set(RUN_STATE_PAUSED);
2000 }
2001 }
14058196
LC		 2002 if (qemu_wakeup_requested()) {
2003 pause_all_vcpus();
2004 cpu_synchronize_all_states();
2005 qemu_system_reset(VMRESET_SILENT);
4bc78a87
LJ		 2006 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
2007 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
14058196 2008 resume_all_vcpus();
7a906f7f 2009 qapi_event_send_wakeup(&error_abort);
14058196 2010 }
99435906 2011 if (qemu_powerdown_requested()) {
013c2f15 2012 qemu_system_powerdown();
99435906
PB		 2013 }
2014 if (qemu_vmstop_requested(&r)) {
2015 vm_stop(r);
2016 }
2017 return false;
2018}
2019
43b96858
AL		 2020static void main_loop(void)
2021{
c9f711a5 2022 bool nonblocking;
99435906 2023 int last_io = 0;
8e1b90ec
JK		 2024#ifdef CONFIG_PROFILER
2025 int64_t ti;
2026#endif
99435906 2027 do {
a7d4207d 2028 nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
89bfc105 2029#ifdef CONFIG_PROFILER
46481d39 2030 ti = profile_getclock();
89bfc105 2031#endif
c9f711a5 2032 last_io = main_loop_wait(nonblocking);
89bfc105 2033#ifdef CONFIG_PROFILER
46481d39 2034 dev_time += profile_getclock() - ti;
89bfc105 2035#endif
99435906 2036 } while (!main_loop_should_exit());
b4608c04
FB		 2037}
2038
9bd7e6d9
PB		 2039static void version(void)
2040{
f75ca1ae 2041 printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
9bd7e6d9
PB		 2042}
2043
15f82208 2044static void help(int exitcode)
0824d6fc 2045{
a3adb7ad
ME		 2046 version();
2047 printf("usage: %s [options] [disk_image]\n\n"
2048 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2049 error_get_progname());
2050
77bd1119
ME		 2051#define QEMU_OPTIONS_GENERATE_HELP
2052#include "qemu-options-wrapper.h"
a3adb7ad
ME		 2053
2054 printf("\nDuring emulation, the following keys are useful:\n"
3f020d70 2055 "ctrl-alt-f toggle full screen\n"
2056 "ctrl-alt-n switch to virtual console 'n'\n"
2057 "ctrl-alt toggle mouse and keyboard grab\n"
2058 "\n"
a3adb7ad
ME		 2059 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2060
15f82208 2061 exit(exitcode);
0824d6fc
FB		 2062}
2063
cd6f1169
FB		 2064#define HAS_ARG 0x0001
2065
cd6f1169
FB		 2066typedef struct QEMUOption {
2067 const char *name;
2068 int flags;
2069 int index;
ad96090a 2070 uint32_t arch_mask;
cd6f1169
FB		 2071} QEMUOption;
2072
dbed7e40 2073static const QEMUOption qemu_options[] = {
ad96090a 2074 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
77bd1119
ME		 2075#define QEMU_OPTIONS_GENERATE_OPTIONS
2076#include "qemu-options-wrapper.h"
cd6f1169 2077 { NULL },
fc01f7e7 2078};
a369da5f
BS		 2079
2080static bool vga_available(void)
2081{
36b7f27d 2082 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
a369da5f
BS		 2083}
2084
2085static bool cirrus_vga_available(void)
2086{
36b7f27d
AJ		 2087 return object_class_by_name("cirrus-vga")
2088 || object_class_by_name("isa-cirrus-vga");
a369da5f
BS		 2089}
2090
2091static bool vmware_vga_available(void)
2092{
36b7f27d 2093 return object_class_by_name("vmware-svga");
a369da5f
BS		 2094}
2095
879049a3
AJ		 2096static bool qxl_vga_available(void)
2097{
2098 return object_class_by_name("qxl-vga");
2099}
2100
af87bf29
MCA		 2101static bool tcx_vga_available(void)
2102{
2103 return object_class_by_name("SUNW,tcx");
2104}
2105
2106static bool cg3_vga_available(void)
2107{
2108 return object_class_by_name("cgthree");
2109}
2110
3893c124 2111static void select_vgahw (const char *p)
2112{
2113 const char *opts;
2114
d44229c5 2115 assert(vga_interface_type == VGA_NONE);
3893c124 2116 if (strstart(p, "std", &opts)) {
a369da5f
BS		 2117 if (vga_available()) {
2118 vga_interface_type = VGA_STD;
2119 } else {
2120 fprintf(stderr, "Error: standard VGA not available\n");
2121 exit(0);
2122 }
3893c124 2123 } else if (strstart(p, "cirrus", &opts)) {
a369da5f
BS		 2124 if (cirrus_vga_available()) {
2125 vga_interface_type = VGA_CIRRUS;
2126 } else {
2127 fprintf(stderr, "Error: Cirrus VGA not available\n");
2128 exit(0);
2129 }
3893c124 2130 } else if (strstart(p, "vmware", &opts)) {
a369da5f
BS		 2131 if (vmware_vga_available()) {
2132 vga_interface_type = VGA_VMWARE;
2133 } else {
2134 fprintf(stderr, "Error: VMWare SVGA not available\n");
2135 exit(0);
2136 }
94909d9f 2137 } else if (strstart(p, "xenfb", &opts)) {
86176759 2138 vga_interface_type = VGA_XENFB;
a19cbfb3 2139 } else if (strstart(p, "qxl", &opts)) {
879049a3
AJ		 2140 if (qxl_vga_available()) {
2141 vga_interface_type = VGA_QXL;
2142 } else {
2143 fprintf(stderr, "Error: QXL VGA not available\n");
2144 exit(0);
2145 }
af87bf29
MCA		 2146 } else if (strstart(p, "tcx", &opts)) {
2147 if (tcx_vga_available()) {
2148 vga_interface_type = VGA_TCX;
2149 } else {
2150 fprintf(stderr, "Error: TCX framebuffer not available\n");
2151 exit(0);
2152 }
2153 } else if (strstart(p, "cg3", &opts)) {
2154 if (cg3_vga_available()) {
2155 vga_interface_type = VGA_CG3;
2156 } else {
2157 fprintf(stderr, "Error: CG3 framebuffer not available\n");
2158 exit(0);
2159 }
28b85ed8 2160 } else if (!strstart(p, "none", &opts)) {
3893c124 2161 invalid_vga:
2162 fprintf(stderr, "Unknown vga type: %s\n", p);
2163 exit(1);
2164 }
cb5a7aa8 2165 while (*opts) {
2166 const char *nextopt;
2167
2168 if (strstart(opts, ",retrace=", &nextopt)) {
2169 opts = nextopt;
2170 if (strstart(opts, "dumb", &nextopt))
2171 vga_retrace_method = VGA_RETRACE_DUMB;
2172 else if (strstart(opts, "precise", &nextopt))
2173 vga_retrace_method = VGA_RETRACE_PRECISE;
2174 else goto invalid_vga;
2175 } else goto invalid_vga;
2176 opts = nextopt;
2177 }
3893c124 2178}
2179
1472a95b
JS		 2180static DisplayType select_display(const char *p)
2181{
2182 const char *opts;
2183 DisplayType display = DT_DEFAULT;
2184
2185 if (strstart(p, "sdl", &opts)) {
2186#ifdef CONFIG_SDL
2187 display = DT_SDL;
2188 while (*opts) {
2189 const char *nextopt;
2190
2191 if (strstart(opts, ",frame=", &nextopt)) {
2192 opts = nextopt;
2193 if (strstart(opts, "on", &nextopt)) {
2194 no_frame = 0;
2195 } else if (strstart(opts, "off", &nextopt)) {
2196 no_frame = 1;
2197 } else {
05175535 2198 goto invalid_sdl_args;
1472a95b
JS		 2199 }
2200 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2201 opts = nextopt;
2202 if (strstart(opts, "on", &nextopt)) {
2203 alt_grab = 1;
2204 } else if (strstart(opts, "off", &nextopt)) {
2205 alt_grab = 0;
2206 } else {
05175535 2207 goto invalid_sdl_args;
1472a95b
JS		 2208 }
2209 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2210 opts = nextopt;
2211 if (strstart(opts, "on", &nextopt)) {
2212 ctrl_grab = 1;
2213 } else if (strstart(opts, "off", &nextopt)) {
2214 ctrl_grab = 0;
2215 } else {
05175535 2216 goto invalid_sdl_args;
1472a95b
JS		 2217 }
2218 } else if (strstart(opts, ",window_close=", &nextopt)) {
2219 opts = nextopt;
2220 if (strstart(opts, "on", &nextopt)) {
2221 no_quit = 0;
2222 } else if (strstart(opts, "off", &nextopt)) {
2223 no_quit = 1;
2224 } else {
05175535 2225 goto invalid_sdl_args;
1472a95b
JS		 2226 }
2227 } else {
05175535
PM		 2228 invalid_sdl_args:
2229 fprintf(stderr, "Invalid SDL option string: %s\n", p);
2230 exit(1);
1472a95b
JS		 2231 }
2232 opts = nextopt;
2233 }
2234#else
2235 fprintf(stderr, "SDL support is disabled\n");
2236 exit(1);
2237#endif
3264ff12 2238 } else if (strstart(p, "vnc", &opts)) {
821601ea 2239#ifdef CONFIG_VNC
3264ff12
JS		 2240 display_remote++;
2241
2242 if (*opts) {
2243 const char *nextopt;
2244
2245 if (strstart(opts, "=", &nextopt)) {
2246 vnc_display = nextopt;
2247 }
2248 }
2249 if (!vnc_display) {
2250 fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2251 exit(1);
2252 }
821601ea
JS		 2253#else
2254 fprintf(stderr, "VNC support is disabled\n");
2255 exit(1);
2256#endif
1472a95b
JS		 2257 } else if (strstart(p, "curses", &opts)) {
2258#ifdef CONFIG_CURSES
2259 display = DT_CURSES;
2260#else
2261 fprintf(stderr, "Curses support is disabled\n");
2262 exit(1);
15546425
AL		 2263#endif
2264 } else if (strstart(p, "gtk", &opts)) {
2265#ifdef CONFIG_GTK
2266 display = DT_GTK;
881249c7
JK		 2267 while (*opts) {
2268 const char *nextopt;
2269
2270 if (strstart(opts, ",grab_on_hover=", &nextopt)) {
2271 opts = nextopt;
2272 if (strstart(opts, "on", &nextopt)) {
2273 grab_on_hover = true;
2274 } else if (strstart(opts, "off", &nextopt)) {
2275 grab_on_hover = false;
2276 } else {
2277 goto invalid_gtk_args;
2278 }
2279 } else {
2280 invalid_gtk_args:
2281 fprintf(stderr, "Invalid GTK option string: %s\n", p);
2282 exit(1);
2283 }
2284 opts = nextopt;
2285 }
15546425
AL		 2286#else
2287 fprintf(stderr, "GTK support is disabled\n");
2288 exit(1);
1472a95b 2289#endif
4171d32e
JS		 2290 } else if (strstart(p, "none", &opts)) {
2291 display = DT_NONE;
1472a95b 2292 } else {
1472a95b
JS		 2293 fprintf(stderr, "Unknown display type: %s\n", p);
2294 exit(1);
2295 }
2296
2297 return display;
2298}
2299
7d4c3d53
MA		 2300static int balloon_parse(const char *arg)
2301{
382f0743 2302 QemuOpts *opts;
7d4c3d53 2303
382f0743
GH		 2304 if (strcmp(arg, "none") == 0) {
2305 return 0;
2306 }
2307
2308 if (!strncmp(arg, "virtio", 6)) {
2309 if (arg[6] == ',') {
2310 /* have params -> parse them */
3329f07b 2311 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
382f0743
GH		 2312 if (!opts)
2313 return -1;
2314 } else {
2315 /* create empty opts */
87ea75d5
PC		 2316 opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
2317 &error_abort);
7d4c3d53 2318 }
29f82b37 2319 qemu_opt_set(opts, "driver", "virtio-balloon");
382f0743 2320 return 0;
7d4c3d53 2321 }
382f0743
GH		 2322
2323 return -1;
7d4c3d53 2324}
7d4c3d53 2325
5cea8590
PB		 2326char *qemu_find_file(int type, const char *name)
2327{
4524051c 2328 int i;
5cea8590
PB		 2329 const char *subdir;
2330 char *buf;
2331
31783203
PM		 2332 /* Try the name as a straight path first */
2333 if (access(name, R_OK) == 0) {
4524051c 2334 trace_load_file(name, name);
7267c094 2335 return g_strdup(name);
5cea8590 2336 }
4524051c 2337
5cea8590
PB		 2338 switch (type) {
2339 case QEMU_FILE_TYPE_BIOS:
2340 subdir = "";
2341 break;
2342 case QEMU_FILE_TYPE_KEYMAP:
2343 subdir = "keymaps/";
2344 break;
2345 default:
2346 abort();
2347 }
4524051c
GH		 2348
2349 for (i = 0; i < data_dir_idx; i++) {
2350 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2351 if (access(buf, R_OK) == 0) {
2352 trace_load_file(name, buf);
2353 return buf;
2354 }
7267c094 2355 g_free(buf);
5cea8590 2356 }
4524051c 2357 return NULL;
5cea8590
PB		 2358}
2359
ff952ba2
MA		 2360static int device_help_func(QemuOpts *opts, void *opaque)
2361{
2362 return qdev_device_help(opts);
2363}
2364
f31d07d1
GH		 2365static int device_init_func(QemuOpts *opts, void *opaque)
2366{
2367 DeviceState *dev;
2368
2369 dev = qdev_device_add(opts);
2370 if (!dev)
2371 return -1;
b09995ae 2372 object_unref(OBJECT(dev));
f31d07d1
GH		 2373 return 0;
2374}
2375
1a688d3b
GH		 2376static int chardev_init_func(QemuOpts *opts, void *opaque)
2377{
bd2d80b2 2378 Error *local_err = NULL;
1a688d3b 2379
bd2d80b2 2380 qemu_chr_new_from_opts(opts, NULL, &local_err);
84d18f06 2381 if (local_err) {
4a44d85e 2382 error_report("%s", error_get_pretty(local_err));
bd2d80b2 2383 error_free(local_err);
1a688d3b 2384 return -1;
bd2d80b2 2385 }
1a688d3b
GH		 2386 return 0;
2387}
2388
758e8e38 2389#ifdef CONFIG_VIRTFS
74db920c
GS		 2390static int fsdev_init_func(QemuOpts *opts, void *opaque)
2391{
2392 int ret;
2393 ret = qemu_fsdev_add(opts);
2394
2395 return ret;
2396}
2397#endif
2398
88589343
GH		 2399static int mon_init_func(QemuOpts *opts, void *opaque)
2400{
2401 CharDriverState *chr;
2402 const char *chardev;
2403 const char *mode;
2404 int flags;
2405
2406 mode = qemu_opt_get(opts, "mode");
2407 if (mode == NULL) {
2408 mode = "readline";
2409 }
2410 if (strcmp(mode, "readline") == 0) {
2411 flags = MONITOR_USE_READLINE;
2412 } else if (strcmp(mode, "control") == 0) {
2413 flags = MONITOR_USE_CONTROL;
2414 } else {
2415 fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2416 exit(1);
2417 }
2418
39eaab9a
DB		 2419 if (qemu_opt_get_bool(opts, "pretty", 0))
2420 flags |= MONITOR_USE_PRETTY;
2421
88589343
GH		 2422 if (qemu_opt_get_bool(opts, "default", 0))
2423 flags |= MONITOR_IS_DEFAULT;
2424
2425 chardev = qemu_opt_get(opts, "chardev");
2426 chr = qemu_chr_find(chardev);
2427 if (chr == NULL) {
2428 fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2429 exit(1);
2430 }
2431
456d6069 2432 qemu_chr_fe_claim_no_fail(chr);
88589343
GH		 2433 monitor_init(chr, flags);
2434 return 0;
2435}
2436
6ca5582d 2437static void monitor_parse(const char *optarg, const char *mode)
88589343
GH		 2438{
2439 static int monitor_device_index = 0;
2440 QemuOpts *opts;
2441 const char *p;
2442 char label[32];
2443 int def = 0;
2444
2445 if (strstart(optarg, "chardev:", &p)) {
2446 snprintf(label, sizeof(label), "%s", p);
2447 } else {
140e065d
JK		 2448 snprintf(label, sizeof(label), "compat_monitor%d",
2449 monitor_device_index);
2450 if (monitor_device_index == 0) {
88589343
GH		 2451 def = 1;
2452 }
2453 opts = qemu_chr_parse_compat(label, optarg);
2454 if (!opts) {
2455 fprintf(stderr, "parse error: %s\n", optarg);
2456 exit(1);
2457 }
2458 }
2459
8be7e7e4 2460 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
88589343
GH		 2461 if (!opts) {
2462 fprintf(stderr, "duplicate chardev: %s\n", label);
2463 exit(1);
2464 }
6ca5582d 2465 qemu_opt_set(opts, "mode", mode);
88589343
GH		 2466 qemu_opt_set(opts, "chardev", label);
2467 if (def)
2468 qemu_opt_set(opts, "default", "on");
2469 monitor_device_index++;
2470}
2471
bd3c948d
GH		 2472struct device_config {
2473 enum {
aee1b935
GH		 2474 DEV_USB, /* -usbdevice */
2475 DEV_BT, /* -bt */
2476 DEV_SERIAL, /* -serial */
2477 DEV_PARALLEL, /* -parallel */
2478 DEV_VIRTCON, /* -virtioconsole */
c9f398e5 2479 DEV_DEBUGCON, /* -debugcon */
ef0c4a0d 2480 DEV_GDB, /* -gdb, -s */
3ef669e1 2481 DEV_SCLP, /* s390 sclp */
bd3c948d
GH		 2482 } type;
2483 const char *cmdline;
d9a5954d 2484 Location loc;
72cf2d4f 2485 QTAILQ_ENTRY(device_config) next;
bd3c948d 2486};
4fdcac0e
BS		 2487
2488static QTAILQ_HEAD(, device_config) device_configs =
2489 QTAILQ_HEAD_INITIALIZER(device_configs);
bd3c948d
GH		 2490
2491static void add_device_config(int type, const char *cmdline)
2492{
2493 struct device_config *conf;
2494
7267c094 2495 conf = g_malloc0(sizeof(*conf));
bd3c948d
GH		 2496 conf->type = type;
2497 conf->cmdline = cmdline;
d9a5954d 2498 loc_save(&conf->loc);
72cf2d4f 2499 QTAILQ_INSERT_TAIL(&device_configs, conf, next);
bd3c948d
GH		 2500}
2501
2502static int foreach_device_config(int type, int (*func)(const char *cmdline))
2503{
2504 struct device_config *conf;
2505 int rc;
2506
72cf2d4f 2507 QTAILQ_FOREACH(conf, &device_configs, next) {
bd3c948d
GH		 2508 if (conf->type != type)
2509 continue;
d9a5954d 2510 loc_push_restore(&conf->loc);
bd3c948d 2511 rc = func(conf->cmdline);
d9a5954d 2512 loc_pop(&conf->loc);
28de2f88 2513 if (rc) {
bd3c948d 2514 return rc;
28de2f88 2515 }
bd3c948d
GH		 2516 }
2517 return 0;
2518}
2519
998bbd74
GH		 2520static int serial_parse(const char *devname)
2521{
2522 static int index = 0;
2523 char label[32];
2524
2525 if (strcmp(devname, "none") == 0)
2526 return 0;
2527 if (index == MAX_SERIAL_PORTS) {
2528 fprintf(stderr, "qemu: too many serial ports\n");
2529 exit(1);
2530 }
2531 snprintf(label, sizeof(label), "serial%d", index);
27143a44 2532 serial_hds[index] = qemu_chr_new(label, devname, NULL);
998bbd74 2533 if (!serial_hds[index]) {
52d06136
PM		 2534 fprintf(stderr, "qemu: could not connect serial device"
2535 " to character backend '%s'\n", devname);
998bbd74
GH		 2536 return -1;
2537 }
2538 index++;
2539 return 0;
2540}
2541
6a5e8b0e
GH		 2542static int parallel_parse(const char *devname)
2543{
2544 static int index = 0;
2545 char label[32];
2546
2547 if (strcmp(devname, "none") == 0)
2548 return 0;
2549 if (index == MAX_PARALLEL_PORTS) {
2550 fprintf(stderr, "qemu: too many parallel ports\n");
2551 exit(1);
2552 }
2553 snprintf(label, sizeof(label), "parallel%d", index);
27143a44 2554 parallel_hds[index] = qemu_chr_new(label, devname, NULL);
6a5e8b0e 2555 if (!parallel_hds[index]) {
52d06136
PM		 2556 fprintf(stderr, "qemu: could not connect parallel device"
2557 " to character backend '%s'\n", devname);
6a5e8b0e
GH		 2558 return -1;
2559 }
2560 index++;
2561 return 0;
2562}
2563
aee1b935
GH		 2564static int virtcon_parse(const char *devname)
2565{
3329f07b 2566 QemuOptsList *device = qemu_find_opts("device");
aee1b935
GH		 2567 static int index = 0;
2568 char label[32];
392ecf54 2569 QemuOpts *bus_opts, *dev_opts;
aee1b935
GH		 2570
2571 if (strcmp(devname, "none") == 0)
2572 return 0;
2573 if (index == MAX_VIRTIO_CONSOLES) {
2574 fprintf(stderr, "qemu: too many virtio consoles\n");
2575 exit(1);
2576 }
392ecf54 2577
87ea75d5 2578 bus_opts = qemu_opts_create(device, NULL, 0, &error_abort);
e87f7fc6
AL		 2579 if (arch_type == QEMU_ARCH_S390X) {
2580 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2581 } else {
2582 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
4d8b3c63 2583 }
392ecf54 2584
87ea75d5 2585 dev_opts = qemu_opts_create(device, NULL, 0, &error_abort);
392ecf54
AS		 2586 qemu_opt_set(dev_opts, "driver", "virtconsole");
2587
aee1b935 2588 snprintf(label, sizeof(label), "virtcon%d", index);
27143a44 2589 virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
aee1b935 2590 if (!virtcon_hds[index]) {
52d06136
PM		 2591 fprintf(stderr, "qemu: could not connect virtio console"
2592 " to character backend '%s'\n", devname);
aee1b935
GH		 2593 return -1;
2594 }
392ecf54
AS		 2595 qemu_opt_set(dev_opts, "chardev", label);
2596
aee1b935
GH		 2597 index++;
2598 return 0;
2599}
2600
3ef669e1
AG		 2601static int sclp_parse(const char *devname)
2602{
2603 QemuOptsList *device = qemu_find_opts("device");
2604 static int index = 0;
2605 char label[32];
2606 QemuOpts *dev_opts;
2607
2608 if (strcmp(devname, "none") == 0) {
2609 return 0;
2610 }
2611 if (index == MAX_SCLP_CONSOLES) {
2612 fprintf(stderr, "qemu: too many sclp consoles\n");
2613 exit(1);
2614 }
2615
2616 assert(arch_type == QEMU_ARCH_S390X);
2617
2618 dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2619 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2620
2621 snprintf(label, sizeof(label), "sclpcon%d", index);
2622 sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2623 if (!sclp_hds[index]) {
2624 fprintf(stderr, "qemu: could not connect sclp console"
2625 " to character backend '%s'\n", devname);
2626 return -1;
2627 }
2628 qemu_opt_set(dev_opts, "chardev", label);
2629
2630 index++;
2631 return 0;
2632}
2633
c9f398e5 2634static int debugcon_parse(const char *devname)
4d8b3c63 2635{
c9f398e5
PA		 2636 QemuOpts *opts;
2637
27143a44 2638 if (!qemu_chr_new("debugcon", devname, NULL)) {
c9f398e5
PA		 2639 exit(1);
2640 }
8be7e7e4 2641 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
c9f398e5
PA		 2642 if (!opts) {
2643 fprintf(stderr, "qemu: already have a debugcon device\n");
2644 exit(1);
2645 }
2646 qemu_opt_set(opts, "driver", "isa-debugcon");
2647 qemu_opt_set(opts, "chardev", "debugcon");
2648 return 0;
2649}
2650
0056ae24 2651static MachineClass *machine_parse(const char *name)
9052ea6b 2652{
0056ae24 2653 MachineClass *mc = NULL;
261747f1 2654 GSList *el, *machines = object_class_get_list(TYPE_MACHINE, false);
9052ea6b
JK		 2655
2656 if (name) {
0056ae24 2657 mc = find_machine(name);
9052ea6b 2658 }
0056ae24
MA		 2659 if (mc) {
2660 return mc;
9052ea6b 2661 }
025172d5
MR		 2662 if (name && !is_help_option(name)) {
2663 error_report("Unsupported machine type");
2664 error_printf("Use -machine help to list supported machines!\n");
2665 } else {
2666 printf("Supported machines are:\n");
2667 for (el = machines; el; el = el->next) {
2668 MachineClass *mc = el->data;
958db90c
MA		 2669 if (mc->alias) {
2670 printf("%-20s %s (alias of %s)\n", mc->alias, mc->desc, mc->name);
025172d5 2671 }
958db90c
MA		 2672 printf("%-20s %s%s\n", mc->name, mc->desc,
2673 mc->is_default ? " (default)" : "");
9052ea6b 2674 }
9052ea6b 2675 }
261747f1
MA		 2676
2677 g_slist_free(machines);
c8057f95 2678 exit(!name || !is_help_option(name));
9052ea6b
JK		 2679}
2680
f1e29879 2681static int tcg_init(MachineClass *mc)
303d4e86 2682{
d5ab9713 2683 tcg_exec_init(tcg_tb_size * 1024 * 1024);
303d4e86
AP		 2684 return 0;
2685}
2686
2687static struct {
2688 const char *opt_name;
2689 const char *name;
2690 int (*available)(void);
f1e29879 2691 int (*init)(MachineClass *mc);
d5286af5 2692 bool *allowed;
303d4e86
AP		 2693} accel_list[] = {
2694 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
3285cf4f 2695 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
303d4e86 2696 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
d4fce24f 2697 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
303d4e86
AP		 2698};
2699
f1e29879 2700static int configure_accelerator(MachineClass *mc)
303d4e86 2701{
36ad0e94 2702 const char *p;
303d4e86
AP		 2703 char buf[10];
2704 int i, ret;
217e21be
LG		 2705 bool accel_initialised = false;
2706 bool init_failed = false;
303d4e86 2707
36ad0e94 2708 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
303d4e86
AP		 2709 if (p == NULL) {
2710 /* Use the default "accelerator", tcg */
2711 p = "tcg";
2712 }
2713
1b785a97 2714 while (!accel_initialised && *p != '\0') {
303d4e86
AP		 2715 if (*p == ':') {
2716 p++;
2717 }
2718 p = get_opt_name(buf, sizeof (buf), p, ':');
2719 for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2720 if (strcmp(accel_list[i].opt_name, buf) == 0) {
e3c66d93
LG		 2721 if (!accel_list[i].available()) {
2722 printf("%s not supported for this target\n",
2723 accel_list[i].name);
b321afbe 2724 break;
e3c66d93 2725 }
d5286af5 2726 *(accel_list[i].allowed) = true;
f1e29879 2727 ret = accel_list[i].init(mc);
303d4e86 2728 if (ret < 0) {
217e21be 2729 init_failed = true;
e3c66d93
LG		 2730 fprintf(stderr, "failed to initialize %s: %s\n",
2731 accel_list[i].name,
2732 strerror(-ret));
d5286af5 2733 *(accel_list[i].allowed) = false;
303d4e86 2734 } else {
217e21be 2735 accel_initialised = true;
303d4e86
AP		 2736 }
2737 break;
2738 }
2739 }
2740 if (i == ARRAY_SIZE(accel_list)) {
2741 fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2742 }
2743 }
2744
1b785a97 2745 if (!accel_initialised) {
217e21be
LG		 2746 if (!init_failed) {
2747 fprintf(stderr, "No accelerator found!\n");
2748 }
303d4e86
AP		 2749 exit(1);
2750 }
2751
2752 if (init_failed) {
2753 fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2754 }
2755
1b785a97 2756 return !accel_initialised;
303d4e86
AP		 2757}
2758
fd42deeb
GH		 2759void qemu_add_exit_notifier(Notifier *notify)
2760{
2761 notifier_list_add(&exit_notifiers, notify);
2762}
2763
2764void qemu_remove_exit_notifier(Notifier *notify)
2765{
31552529 2766 notifier_remove(notify);
fd42deeb
GH		 2767}
2768
2769static void qemu_run_exit_notifiers(void)
2770{
9e8dd451 2771 notifier_list_notify(&exit_notifiers, NULL);
fd42deeb
GH		 2772}
2773
4cab946a
GN		 2774void qemu_add_machine_init_done_notifier(Notifier *notify)
2775{
2776 notifier_list_add(&machine_init_done_notifiers, notify);
2777}
2778
2779static void qemu_run_machine_init_done_notifiers(void)
2780{
9e8dd451 2781 notifier_list_notify(&machine_init_done_notifiers, NULL);
4cab946a
GN		 2782}
2783
6530a97b
AL		 2784static const QEMUOption *lookup_opt(int argc, char **argv,
2785 const char **poptarg, int *poptind)
2786{
2787 const QEMUOption *popt;
2788 int optind = *poptind;
2789 char *r = argv[optind];
2790 const char *optarg;
2791
0f0bc3f1 2792 loc_set_cmdline(argv, optind, 1);
6530a97b
AL		 2793 optind++;
2794 /* Treat --foo the same as -foo. */
2795 if (r[1] == '-')
2796 r++;
2797 popt = qemu_options;
2798 for(;;) {
2799 if (!popt->name) {
0f0bc3f1 2800 error_report("invalid option");
6530a97b
AL		 2801 exit(1);
2802 }
2803 if (!strcmp(popt->name, r + 1))
2804 break;
2805 popt++;
2806 }
2807 if (popt->flags & HAS_ARG) {
2808 if (optind >= argc) {
0f0bc3f1 2809 error_report("requires an argument");
6530a97b
AL		 2810 exit(1);
2811 }
2812 optarg = argv[optind++];
0f0bc3f1 2813 loc_set_cmdline(argv, optind - 2, 2);
6530a97b
AL		 2814 } else {
2815 optarg = NULL;
2816 }
2817
2818 *poptarg = optarg;
2819 *poptind = optind;
2820
2821 return popt;
2822}
2823
0750112a
AL		 2824static gpointer malloc_and_trace(gsize n_bytes)
2825{
2826 void *ptr = malloc(n_bytes);
a74cd8cc 2827 trace_g_malloc(n_bytes, ptr);
0750112a
AL		 2828 return ptr;
2829}
2830
2831static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2832{
2833 void *ptr = realloc(mem, n_bytes);
a74cd8cc 2834 trace_g_realloc(mem, n_bytes, ptr);
0750112a
AL		 2835 return ptr;
2836}
2837
2838static void free_and_trace(gpointer mem)
2839{
a74cd8cc 2840 trace_g_free(mem);
0750112a
AL		 2841 free(mem);
2842}
2843
d2659e27
AF		 2844static int machine_set_property(const char *name, const char *value,
2845 void *opaque)
68d98d3e
AL		 2846{
2847 Object *obj = OBJECT(opaque);
2848 StringInputVisitor *siv;
2849 Error *local_err = NULL;
b0ddb8bf 2850 char *c, *qom_name;
68d98d3e 2851
d2659e27 2852 if (strcmp(name, "type") == 0) {
68d98d3e
AL		 2853 return 0;
2854 }
2855
b0ddb8bf
MA		 2856 qom_name = g_strdup(name);
2857 c = qom_name;
2858 while (*c++) {
2859 if (*c == '_') {
2860 *c = '-';
2861 }
2862 }
2863
68d98d3e 2864 siv = string_input_visitor_new(value);
b0ddb8bf 2865 object_property_set(obj, string_input_get_visitor(siv), qom_name, &local_err);
68d98d3e 2866 string_input_visitor_cleanup(siv);
b0ddb8bf 2867 g_free(qom_name);
68d98d3e
AL		 2868
2869 if (local_err) {
2870 qerror_report_err(local_err);
2871 error_free(local_err);
2872 return -1;
2873 }
2874
2875 return 0;
2876}
2877
2878static int object_create(QemuOpts *opts, void *opaque)
2879{
c4090f8e
PB		 2880 Error *err = NULL;
2881 char *type = NULL;
2882 char *id = NULL;
2883 void *dummy = NULL;
2884 OptsVisitor *ov;
2885 QDict *pdict;
68d98d3e 2886
c4090f8e
PB		 2887 ov = opts_visitor_new(opts);
2888 pdict = qemu_opts_to_qdict(opts, NULL);
68d98d3e 2889
c4090f8e
PB		 2890 visit_start_struct(opts_get_visitor(ov), &dummy, NULL, NULL, 0, &err);
2891 if (err) {
2892 goto out;
68d98d3e
AL		 2893 }
2894
c4090f8e
PB		 2895 qdict_del(pdict, "qom-type");
2896 visit_type_str(opts_get_visitor(ov), &type, "qom-type", &err);
2897 if (err) {
2898 goto out;
68d98d3e
AL		 2899 }
2900
c4090f8e
PB		 2901 qdict_del(pdict, "id");
2902 visit_type_str(opts_get_visitor(ov), &id, "id", &err);
2903 if (err) {
269e09f3
IM		 2904 goto out;
2905 }
2906
c4090f8e
PB		 2907 object_add(type, id, pdict, opts_get_visitor(ov), &err);
2908 if (err) {
269e09f3
IM		 2909 goto out;
2910 }
c4090f8e
PB		 2911 visit_end_struct(opts_get_visitor(ov), &err);
2912 if (err) {
2913 qmp_object_del(id, NULL);
2914 }
2915
269e09f3 2916out:
c4090f8e
PB		 2917 opts_visitor_cleanup(ov);
2918
2919 QDECREF(pdict);
2920 g_free(id);
2921 g_free(type);
2922 g_free(dummy);
2923 if (err) {
2924 qerror_report_err(err);
3a9cbfe0 2925 error_free(err);
90e9cf28
IM		 2926 return -1;
2927 }
68d98d3e
AL		 2928 return 0;
2929}
2930
902b3d5c 2931int main(int argc, char **argv, char **envp)
0824d6fc 2932{
e4bcb14c 2933 int i;
da1fcfda 2934 int snapshot, linux_boot;
7f7f9873 2935 const char *initrd_filename;
a20dd508 2936 const char *kernel_filename, *kernel_cmdline;
e3fdc535 2937 const char *boot_order;
3023f332 2938 DisplayState *ds;
9f227bc3 2939 int cyls, heads, secs, translation;
1ad9580b 2940 QemuOpts *hda_opts = NULL, *opts, *machine_opts, *icount_opts = NULL;
03b0ba70 2941 QemuOptsList *olist;
cd6f1169 2942 int optind;
6530a97b 2943 const char *optarg;
d63d307f 2944 const char *loadvm = NULL;
0056ae24 2945 MachineClass *machine_class;
94fc95cd 2946 const char *cpu_model;
d44229c5 2947 const char *vga_model = NULL;
d4fce24f
PB		 2948 const char *qtest_chrdev = NULL;
2949 const char *qtest_log = NULL;
93815bc2 2950 const char *pid_file = NULL;
5bb7910a 2951 const char *incoming = NULL;
821601ea 2952#ifdef CONFIG_VNC
993fbfdb 2953 int show_vnc_port = 0;
821601ea 2954#endif
3ed2d9ee 2955 bool defconfig = true;
f29a5614 2956 bool userconfig = true;
c235d738
MF		 2957 const char *log_mask = NULL;
2958 const char *log_file = NULL;
0750112a
AL		 2959 GMemVTable mem_trace = {
2960 .malloc = malloc_and_trace,
2961 .realloc = realloc_and_trace,
2962 .free = free_and_trace,
2963 };
23d15e86 2964 const char *trace_events = NULL;
e4858974 2965 const char *trace_file = NULL;
6e1d3c1c
IM		 2966 const ram_addr_t default_ram_size = (ram_addr_t)DEFAULT_RAM_SIZE *
2967 1024 * 1024;
c270fb9e
IM		 2968 ram_addr_t maxram_size = default_ram_size;
2969 uint64_t ram_slots = 0;
abfd9ce3 2970 FILE *vmstate_dump_file = NULL;
0b5538c3 2971
fd42deeb 2972 atexit(qemu_run_exit_notifiers);
65abca0a 2973 error_set_progname(argv[0]);
10f5bff6 2974 qemu_init_exec_dir(argv[0]);
65abca0a 2975
0750112a
AL		 2976 g_mem_set_vtable(&mem_trace);
2977
1b71f7c1
AF		 2978 module_call_init(MODULE_INIT_QOM);
2979
4d454574 2980 qemu_add_opts(&qemu_drive_opts);
968854c8
AK		 2981 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2982 qemu_add_drive_opts(&qemu_common_drive_opts);
2983 qemu_add_drive_opts(&qemu_drive_opts);
4d454574
PB		 2984 qemu_add_opts(&qemu_chardev_opts);
2985 qemu_add_opts(&qemu_device_opts);
2986 qemu_add_opts(&qemu_netdev_opts);
2987 qemu_add_opts(&qemu_net_opts);
2988 qemu_add_opts(&qemu_rtc_opts);
2989 qemu_add_opts(&qemu_global_opts);
2990 qemu_add_opts(&qemu_mon_opts);
2991 qemu_add_opts(&qemu_trace_opts);
2992 qemu_add_opts(&qemu_option_rom_opts);
2993 qemu_add_opts(&qemu_machine_opts);
6e1d3c1c 2994 qemu_add_opts(&qemu_mem_opts);
12b7f57e 2995 qemu_add_opts(&qemu_smp_opts);
4d454574
PB		 2996 qemu_add_opts(&qemu_boot_opts);
2997 qemu_add_opts(&qemu_sandbox_opts);
2998 qemu_add_opts(&qemu_add_fd_opts);
2999 qemu_add_opts(&qemu_object_opts);
d1a0cf73 3000 qemu_add_opts(&qemu_tpmdev_opts);
888a6bc6 3001 qemu_add_opts(&qemu_realtime_opts);
5e2ac519 3002 qemu_add_opts(&qemu_msg_opts);
5d12f961 3003 qemu_add_opts(&qemu_name_opts);
0042109a 3004 qemu_add_opts(&qemu_numa_opts);
1ad9580b 3005 qemu_add_opts(&qemu_icount_opts);
4d454574 3006
5db9d4d1
LC		 3007 runstate_init();
3008
884f17c2 3009 rtc_clock = QEMU_CLOCK_HOST;
6875204c 3010
72cf2d4f 3011 QLIST_INIT (&vm_change_state_head);
fe98ac14 3012 os_setup_early_signal_handling();
be995c27 3013
f80f9ec9 3014 module_call_init(MODULE_INIT_MACHINE);
0056ae24 3015 machine_class = find_default_machine();
94fc95cd 3016 cpu_model = NULL;
6e1d3c1c 3017 ram_size = default_ram_size;
33e3963e 3018 snapshot = 0;
9f227bc3 3019 cyls = heads = secs = 0;
3020 translation = BIOS_ATA_TRANSLATION_AUTO;
c4b1fcc0 3021
268a362c 3022 for (i = 0; i < MAX_NODES; i++) {
8c85901e 3023 numa_info[i].node_mem = 0;
1af878e0 3024 numa_info[i].present = false;
8c85901e 3025 bitmap_zero(numa_info[i].node_cpu, MAX_CPUMASK_BITS);
268a362c
AL		 3026 }
3027
268a362c 3028 nb_numa_nodes = 0;
1af878e0 3029 max_numa_nodeid = 0;
7c9d8e07 3030 nb_nics = 0;
3b46e624 3031
142c6b1a
PL		 3032 bdrv_init_with_whitelist();
3033
2c02d1ad 3034 autostart = 1;
41bd639b 3035
292444cb
AL		 3036 /* first pass of option parsing */
3037 optind = 1;
3038 while (optind < argc) {
3039 if (argv[optind][0] != '-') {
3040 /* disk image */
28e68d68 3041 optind++;
292444cb
AL		 3042 } else {
3043 const QEMUOption *popt;
3044
3045 popt = lookup_opt(argc, argv, &optarg, &optind);
3046 switch (popt->index) {
3047 case QEMU_OPTION_nodefconfig:
3ed2d9ee 3048 defconfig = false;
292444cb 3049 break;
f29a5614
EH		 3050 case QEMU_OPTION_nouserconfig:
3051 userconfig = false;
3052 break;
292444cb
AL		 3053 }
3054 }
3055 }
3056
3057 if (defconfig) {
dcfb0939 3058 int ret;
f29a5614 3059 ret = qemu_read_default_config_files(userconfig);
b5a8fe5e 3060 if (ret < 0) {
dcfb0939 3061 exit(1);
292444cb
AL		 3062 }
3063 }
3064
3065 /* second pass of option parsing */
cd6f1169 3066 optind = 1;
0824d6fc 3067 for(;;) {
cd6f1169 3068 if (optind >= argc)
0824d6fc 3069 break;
6530a97b 3070 if (argv[optind][0] != '-') {
9f227bc3 3071 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
cd6f1169
FB		 3072 } else {
3073 const QEMUOption *popt;
3074
6530a97b 3075 popt = lookup_opt(argc, argv, &optarg, &optind);
ad96090a
BS		 3076 if (!(popt->arch_mask & arch_type)) {
3077 printf("Option %s not supported for this target\n", popt->name);
3078 exit(1);
3079 }
cd6f1169 3080 switch(popt->index) {
cc1daa40 3081 case QEMU_OPTION_M:
0056ae24 3082 machine_class = machine_parse(optarg);
cc1daa40 3083 break;
e43d594e
JK		 3084 case QEMU_OPTION_no_kvm_irqchip: {
3085 olist = qemu_find_opts("machine");
3086 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
3087 break;
3088 }
94fc95cd
JM		 3089 case QEMU_OPTION_cpu:
3090 /* hw initialization will check this */
ecf40bea 3091 cpu_model = optarg;
94fc95cd 3092 break;
cd6f1169 3093 case QEMU_OPTION_hda:
9f227bc3 3094 {
3095 char buf[256];
3096 if (cyls == 0)
3097 snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3098 else
3099 snprintf(buf, sizeof(buf),
3100 "%s,cyls=%d,heads=%d,secs=%d%s",
3101 HD_OPTS , cyls, heads, secs,
3102 translation == BIOS_ATA_TRANSLATION_LBA ?
3103 ",trans=lba" :
3104 translation == BIOS_ATA_TRANSLATION_NONE ?
3105 ",trans=none" : "");
3106 drive_add(IF_DEFAULT, 0, optarg, buf);
3107 break;
3108 }
cd6f1169 3109 case QEMU_OPTION_hdb:
cc1daa40
FB		 3110 case QEMU_OPTION_hdc:
3111 case QEMU_OPTION_hdd:
2292ddae
MA		 3112 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3113 HD_OPTS);
fc01f7e7 3114 break;
e4bcb14c 3115 case QEMU_OPTION_drive:
e2982c3a
MT		 3116 if (drive_def(optarg) == NULL) {
3117 exit(1);
3118 }
e4bcb14c 3119 break;
d058fe03
GH		 3120 case QEMU_OPTION_set:
3121 if (qemu_set_option(optarg) != 0)
3122 exit(1);
3123 break;
d0fef6fb
GH		 3124 case QEMU_OPTION_global:
3125 if (qemu_global_option(optarg) != 0)
3126 exit(1);
3127 break;
3e3d5815 3128 case QEMU_OPTION_mtdblock:
2292ddae 3129 drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3e3d5815 3130 break;
a1bb27b1 3131 case QEMU_OPTION_sd:
80f4d9fc 3132 drive_add(IF_SD, -1, optarg, SD_OPTS);
a1bb27b1 3133 break;
86f55663 3134 case QEMU_OPTION_pflash:
2292ddae 3135 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
86f55663 3136 break;
cd6f1169 3137 case QEMU_OPTION_snapshot:
33e3963e
FB		 3138 snapshot = 1;
3139 break;
cd6f1169 3140 case QEMU_OPTION_hdachs:
330d0414 3141 {
330d0414
FB		 3142 const char *p;
3143 p = optarg;
3144 cyls = strtol(p, (char **)&p, 0);
46d4767d
FB		 3145 if (cyls < 1 || cyls > 16383)
3146 goto chs_fail;
330d0414
FB		 3147 if (*p != ',')
3148 goto chs_fail;
3149 p++;
3150 heads = strtol(p, (char **)&p, 0);
46d4767d
FB		 3151 if (heads < 1 || heads > 16)
3152 goto chs_fail;
330d0414
FB		 3153 if (*p != ',')
3154 goto chs_fail;
3155 p++;
3156 secs = strtol(p, (char **)&p, 0);
46d4767d
FB		 3157 if (secs < 1 || secs > 63)
3158 goto chs_fail;
3159 if (*p == ',') {
3160 p++;
f31c41ff
PB		 3161 if (!strcmp(p, "large")) {
3162 translation = BIOS_ATA_TRANSLATION_LARGE;
3163 } else if (!strcmp(p, "rechs")) {
3164 translation = BIOS_ATA_TRANSLATION_RECHS;
3165 } else if (!strcmp(p, "none")) {
46d4767d 3166 translation = BIOS_ATA_TRANSLATION_NONE;
f31c41ff 3167 } else if (!strcmp(p, "lba")) {
46d4767d 3168 translation = BIOS_ATA_TRANSLATION_LBA;
f31c41ff 3169 } else if (!strcmp(p, "auto")) {
46d4767d 3170 translation = BIOS_ATA_TRANSLATION_AUTO;
f31c41ff 3171 } else {
46d4767d 3172 goto chs_fail;
f31c41ff 3173 }
46d4767d 3174 } else if (*p != '\0') {
c4b1fcc0 3175 chs_fail:
46d4767d
FB		 3176 fprintf(stderr, "qemu: invalid physical CHS format\n");
3177 exit(1);
c4b1fcc0 3178 }
9f227bc3 3179 if (hda_opts != NULL) {
9dfd7c7a
GH		 3180 char num[16];
3181 snprintf(num, sizeof(num), "%d", cyls);
3182 qemu_opt_set(hda_opts, "cyls", num);
3183 snprintf(num, sizeof(num), "%d", heads);
3184 qemu_opt_set(hda_opts, "heads", num);
3185 snprintf(num, sizeof(num), "%d", secs);
3186 qemu_opt_set(hda_opts, "secs", num);
f31c41ff
PB		 3187 if (translation == BIOS_ATA_TRANSLATION_LARGE) {
3188 qemu_opt_set(hda_opts, "trans", "large");
3189 } else if (translation == BIOS_ATA_TRANSLATION_RECHS) {
3190 qemu_opt_set(hda_opts, "trans", "rechs");
3191 } else if (translation == BIOS_ATA_TRANSLATION_LBA) {
9dfd7c7a 3192 qemu_opt_set(hda_opts, "trans", "lba");
f31c41ff 3193 } else if (translation == BIOS_ATA_TRANSLATION_NONE) {
9dfd7c7a 3194 qemu_opt_set(hda_opts, "trans", "none");
f31c41ff 3195 }
9dfd7c7a 3196 }
330d0414
FB		 3197 }
3198 break;
268a362c 3199 case QEMU_OPTION_numa:
0042109a
WG		 3200 opts = qemu_opts_parse(qemu_find_opts("numa"), optarg, 1);
3201 if (!opts) {
3202 exit(1);
3203 }
268a362c 3204 break;
1472a95b
JS		 3205 case QEMU_OPTION_display:
3206 display_type = select_display(optarg);
3207 break;
cd6f1169 3208 case QEMU_OPTION_nographic:
993fbfdb 3209 display_type = DT_NOGRAPHIC;
a20dd508 3210 break;
4d3b6f6e 3211 case QEMU_OPTION_curses:
47b05369 3212#ifdef CONFIG_CURSES
993fbfdb 3213 display_type = DT_CURSES;
47b05369
JS		 3214#else
3215 fprintf(stderr, "Curses support is disabled\n");
3216 exit(1);
4d3b6f6e 3217#endif
47b05369 3218 break;
a171fe39 3219 case QEMU_OPTION_portrait:
9312805d
VK		 3220 graphic_rotate = 90;
3221 break;
3222 case QEMU_OPTION_rotate:
3223 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3224 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3225 graphic_rotate != 180 && graphic_rotate != 270) {
3226 fprintf(stderr,
3227 "qemu: only 90, 180, 270 deg rotation is available\n");
3228 exit(1);
3229 }
a171fe39 3230 break;
cd6f1169 3231 case QEMU_OPTION_kernel:
a0abe474
PM		 3232 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3233 break;
3234 case QEMU_OPTION_initrd:
3235 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
a20dd508 3236 break;
cd6f1169 3237 case QEMU_OPTION_append:
a0abe474 3238 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
313aa567 3239 break;
412beee6
GL		 3240 case QEMU_OPTION_dtb:
3241 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3242 break;
cd6f1169 3243 case QEMU_OPTION_cdrom:
2292ddae 3244 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
36b486bb 3245 break;
cd6f1169 3246 case QEMU_OPTION_boot:
8281abd5
MA		 3247 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3248 if (!opts) {
3249 exit(1);
36b486bb
FB		 3250 }
3251 break;
cd6f1169 3252 case QEMU_OPTION_fda:
cd6f1169 3253 case QEMU_OPTION_fdb:
2292ddae
MA		 3254 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3255 optarg, FD_OPTS);
c45886db 3256 break;
52ca8d6a
FB		 3257 case QEMU_OPTION_no_fd_bootchk:
3258 fd_bootchk = 0;
3259 break;
a1ea458f 3260 case QEMU_OPTION_netdev:
3329f07b 3261 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
a1ea458f
MM		 3262 exit(1);
3263 }
3264 break;
7c9d8e07 3265 case QEMU_OPTION_net:
3329f07b 3266 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
c4b1fcc0
FB		 3267 exit(1);
3268 }
702c651c 3269 break;
f9dadc98
RS		 3270#ifdef CONFIG_LIBISCSI
3271 case QEMU_OPTION_iscsi:
3272 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3273 if (!opts) {
3274 exit(1);
3275 }
3276 break;
3277#endif
c7f74643
FB		 3278#ifdef CONFIG_SLIRP
3279 case QEMU_OPTION_tftp:
ad196a9d 3280 legacy_tftp_prefix = optarg;
9bf05444 3281 break;
47d5d01a 3282 case QEMU_OPTION_bootp:
ad196a9d 3283 legacy_bootp_filename = optarg;
47d5d01a 3284 break;
9bf05444 3285 case QEMU_OPTION_redir:
0752706d
MA		 3286 if (net_slirp_redir(optarg) < 0)
3287 exit(1);
9bf05444 3288 break;
c7f74643 3289#endif
dc72ac14 3290 case QEMU_OPTION_bt:
bd3c948d 3291 add_device_config(DEV_BT, optarg);
dc72ac14 3292 break;
1d14ffa9
FB		 3293 case QEMU_OPTION_audio_help:
3294 AUD_help ();
3295 exit (0);
3296 break;
3297 case QEMU_OPTION_soundhw:
3298 select_soundhw (optarg);
3299 break;
cd6f1169 3300 case QEMU_OPTION_h:
15f82208 3301 help(0);
cd6f1169 3302 break;
9bd7e6d9
PB		 3303 case QEMU_OPTION_version:
3304 version();
3305 exit(0);
3306 break;
00f82b8a 3307 case QEMU_OPTION_m: {
ff961015 3308 uint64_t sz;
6e1d3c1c 3309 const char *mem_str;
c270fb9e 3310 const char *maxmem_str, *slots_str;
9f9b17a4 3311
6e1d3c1c
IM		 3312 opts = qemu_opts_parse(qemu_find_opts("memory"),
3313 optarg, 1);
3314 if (!opts) {
3315 exit(EXIT_FAILURE);
3316 }
3317
3318 mem_str = qemu_opt_get(opts, "size");
3319 if (!mem_str) {
3320 error_report("invalid -m option, missing 'size' option");
3321 exit(EXIT_FAILURE);
3322 }
3323 if (!*mem_str) {
3324 error_report("missing 'size' option value");
3325 exit(EXIT_FAILURE);
3326 }
3327
3328 sz = qemu_opt_get_size(opts, "size", ram_size);
3329
3330 /* Fix up legacy suffix-less format */
3331 if (g_ascii_isdigit(mem_str[strlen(mem_str) - 1])) {
3332 uint64_t overflow_check = sz;
3333
3334 sz <<= 20;
3335 if ((sz >> 20) != overflow_check) {
3336 error_report("too large 'size' option value");
3337 exit(EXIT_FAILURE);
3338 }
3339 }
3340
3341 /* backward compatibility behaviour for case "-m 0" */
3342 if (sz == 0) {
3343 sz = default_ram_size;
cd6f1169 3344 }
6e1d3c1c
IM		 3345
3346 sz = QEMU_ALIGN_UP(sz, 8192);
ff961015
MA		 3347 ram_size = sz;
3348 if (ram_size != sz) {
6e1d3c1c
IM		 3349 error_report("ram size too large");
3350 exit(EXIT_FAILURE);
00f82b8a 3351 }
5734d031 3352 maxram_size = ram_size;
c270fb9e
IM		 3353
3354 maxmem_str = qemu_opt_get(opts, "maxmem");
3355 slots_str = qemu_opt_get(opts, "slots");
3356 if (maxmem_str && slots_str) {
3357 uint64_t slots;
3358
3359 sz = qemu_opt_get_size(opts, "maxmem", 0);
3360 if (sz < ram_size) {
3361 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3362 "(%" PRIu64 ") <= initial memory ("
3363 RAM_ADDR_FMT ")\n", sz, ram_size);
c270fb9e
IM		 3364 exit(EXIT_FAILURE);
3365 }
3366
3367 slots = qemu_opt_get_number(opts, "slots", 0);
3368 if ((sz > ram_size) && !slots) {
3369 fprintf(stderr, "qemu: invalid -m option value: maxmem "
705456c0
MT		 3370 "(%" PRIu64 ") more than initial memory ("
3371 RAM_ADDR_FMT ") but no hotplug slots where "
c270fb9e
IM		 3372 "specified\n", sz, ram_size);
3373 exit(EXIT_FAILURE);
3374 }
3375
3376 if ((sz <= ram_size) && slots) {
3377 fprintf(stderr, "qemu: invalid -m option value: %"
3378 PRIu64 " hotplug slots where specified but "
705456c0
MT		 3379 "maxmem (%" PRIu64 ") <= initial memory ("
3380 RAM_ADDR_FMT ")\n", slots, sz, ram_size);
c270fb9e
IM		 3381 exit(EXIT_FAILURE);
3382 }
3383 maxram_size = sz;
3384 ram_slots = slots;
3385 } else if ((!maxmem_str && slots_str) ||
3386 (maxmem_str && !slots_str)) {
3387 fprintf(stderr, "qemu: invalid -m option value: missing "
3388 "'%s' option\n", slots_str ? "maxmem" : "slots");
3389 exit(EXIT_FAILURE);
3390 }
cd6f1169 3391 break;
00f82b8a 3392 }
d1a0cf73
SB		 3393#ifdef CONFIG_TPM
3394 case QEMU_OPTION_tpmdev:
3395 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3396 exit(1);
3397 }
3398 break;
3399#endif
c902760f
MT		 3400 case QEMU_OPTION_mempath:
3401 mem_path = optarg;
3402 break;
c902760f
MT		 3403 case QEMU_OPTION_mem_prealloc:
3404 mem_prealloc = 1;
3405 break;
cd6f1169 3406 case QEMU_OPTION_d:
c235d738
MF		 3407 log_mask = optarg;
3408 break;
3409 case QEMU_OPTION_D:
3410 log_file = optarg;
cd6f1169 3411 break;
cd6f1169 3412 case QEMU_OPTION_s:
ef0c4a0d 3413 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
cd6f1169 3414 break;
59030a8c 3415 case QEMU_OPTION_gdb:
ef0c4a0d 3416 add_device_config(DEV_GDB, optarg);
cd6f1169 3417 break;
cd6f1169 3418 case QEMU_OPTION_L:
4524051c
GH		 3419 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3420 data_dir[data_dir_idx++] = optarg;
3421 }
cd6f1169 3422 break;
1192dad8 3423 case QEMU_OPTION_bios:
1442d3e6 3424 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
1192dad8 3425 break;
1b530a6d
AJ		 3426 case QEMU_OPTION_singlestep:
3427 singlestep = 1;
3428 break;
cd6f1169 3429 case QEMU_OPTION_S:
3c07f8e8 3430 autostart = 0;
cd6f1169 3431 break;
3d11d0eb
FB		 3432 case QEMU_OPTION_k:
3433 keyboard_layout = optarg;
3434 break;
ee22c2f7
FB		 3435 case QEMU_OPTION_localtime:
3436 rtc_utc = 0;
3437 break;
3893c124 3438 case QEMU_OPTION_vga:
a369da5f 3439 vga_model = optarg;
7f1b17f2 3440 default_vga = 0;
1bfe856e 3441 break;
e9b137c2
FB		 3442 case QEMU_OPTION_g:
3443 {
3444 const char *p;
3445 int w, h, depth;
3446 p = optarg;
3447 w = strtol(p, (char **)&p, 10);
3448 if (w <= 0) {
3449 graphic_error:
3450 fprintf(stderr, "qemu: invalid resolution or depth\n");
3451 exit(1);
3452 }
3453 if (*p != 'x')
3454 goto graphic_error;
3455 p++;
3456 h = strtol(p, (char **)&p, 10);
3457 if (h <= 0)
3458 goto graphic_error;
3459 if (*p == 'x') {
3460 p++;
3461 depth = strtol(p, (char **)&p, 10);
5fafdf24 3462 if (depth != 8 && depth != 15 && depth != 16 &&
e9b137c2
FB		 3463 depth != 24 && depth != 32)
3464 goto graphic_error;
3465 } else if (*p == '\0') {
3466 depth = graphic_depth;
3467 } else {
3468 goto graphic_error;
3469 }
3b46e624 3470
e9b137c2
FB		 3471 graphic_width = w;
3472 graphic_height = h;
3473 graphic_depth = depth;
3474 }
3475 break;
20d8a3ed
TS		 3476 case QEMU_OPTION_echr:
3477 {
3478 char *r;
3479 term_escape_char = strtol(optarg, &r, 0);
3480 if (r == optarg)
3481 printf("Bad argument to echr\n");
3482 break;
3483 }
82c643ff 3484 case QEMU_OPTION_monitor:
6ca5582d 3485 default_monitor = 0;
70e098af
LC		 3486 if (strncmp(optarg, "none", 4)) {
3487 monitor_parse(optarg, "readline");
3488 }
6ca5582d
GH		 3489 break;
3490 case QEMU_OPTION_qmp:
3491 monitor_parse(optarg, "control");
2d114dc1 3492 default_monitor = 0;
82c643ff 3493 break;
22a0e04b 3494 case QEMU_OPTION_mon:
3329f07b 3495 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
22a0e04b 3496 if (!opts) {
22a0e04b
GH		 3497 exit(1);
3498 }
2d114dc1 3499 default_monitor = 0;
22a0e04b 3500 break;
191bc01b 3501 case QEMU_OPTION_chardev:
3329f07b 3502 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
191bc01b 3503 if (!opts) {
191bc01b
GH		 3504 exit(1);
3505 }
191bc01b 3506 break;
74db920c 3507 case QEMU_OPTION_fsdev:
03b0ba70
GH		 3508 olist = qemu_find_opts("fsdev");
3509 if (!olist) {
3510 fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3511 exit(1);
3512 }
3513 opts = qemu_opts_parse(olist, optarg, 1);
74db920c 3514 if (!opts) {
74db920c
GS		 3515 exit(1);
3516 }
3517 break;
3d54abc7 3518 case QEMU_OPTION_virtfs: {
e14ea479
SH		 3519 QemuOpts *fsdev;
3520 QemuOpts *device;
84a87cc4 3521 const char *writeout, *sock_fd, *socket;
3d54abc7 3522
03b0ba70
GH		 3523 olist = qemu_find_opts("virtfs");
3524 if (!olist) {
3525 fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3526 exit(1);
3527 }
3528 opts = qemu_opts_parse(olist, optarg, 1);
3d54abc7 3529 if (!opts) {
3d54abc7
GS		 3530 exit(1);
3531 }
3532
fbcbf101 3533 if (qemu_opt_get(opts, "fsdriver") == NULL ||
99519f0a
AK		 3534 qemu_opt_get(opts, "mount_tag") == NULL) {
3535 fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
9ce56db6
VJ		 3536 exit(1);
3537 }
e14ea479 3538 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
8be7e7e4
LC		 3539 qemu_opt_get(opts, "mount_tag"),
3540 1, NULL);
e14ea479
SH		 3541 if (!fsdev) {
3542 fprintf(stderr, "duplicate fsdev id: %s\n",
3543 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3544 exit(1);
3545 }
d3ab98e6
AK		 3546
3547 writeout = qemu_opt_get(opts, "writeout");
3548 if (writeout) {
3549#ifdef CONFIG_SYNC_FILE_RANGE
3550 qemu_opt_set(fsdev, "writeout", writeout);
3551#else
3552 fprintf(stderr, "writeout=immediate not supported on "
3553 "this platform\n");
3554 exit(1);
3555#endif
3556 }
fbcbf101 3557 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
e14ea479
SH		 3558 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3559 qemu_opt_set(fsdev, "security_model",
3560 qemu_opt_get(opts, "security_model"));
84a87cc4
MK		 3561 socket = qemu_opt_get(opts, "socket");
3562 if (socket) {
3563 qemu_opt_set(fsdev, "socket", socket);
3564 }
4c793dda
MK		 3565 sock_fd = qemu_opt_get(opts, "sock_fd");
3566 if (sock_fd) {
3567 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3568 }
e14ea479 3569
2c74c2cb
MK		 3570 qemu_opt_set_bool(fsdev, "readonly",
3571 qemu_opt_get_bool(opts, "readonly", 0));
87ea75d5
PC		 3572 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3573 &error_abort);
e14ea479
SH		 3574 qemu_opt_set(device, "driver", "virtio-9p-pci");
3575 qemu_opt_set(device, "fsdev",
3576 qemu_opt_get(opts, "mount_tag"));
3577 qemu_opt_set(device, "mount_tag",
3578 qemu_opt_get(opts, "mount_tag"));
3d54abc7
GS		 3579 break;
3580 }
9db221ae
AK		 3581 case QEMU_OPTION_virtfs_synth: {
3582 QemuOpts *fsdev;
3583 QemuOpts *device;
3584
8be7e7e4
LC		 3585 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3586 1, NULL);
9db221ae
AK		 3587 if (!fsdev) {
3588 fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3589 exit(1);
3590 }
3591 qemu_opt_set(fsdev, "fsdriver", "synth");
9db221ae 3592
87ea75d5
PC		 3593 device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3594 &error_abort);
9db221ae
AK		 3595 qemu_opt_set(device, "driver", "virtio-9p-pci");
3596 qemu_opt_set(device, "fsdev", "v_synth");
3597 qemu_opt_set(device, "mount_tag", "v_synth");
3598 break;
3599 }
82c643ff 3600 case QEMU_OPTION_serial:
998bbd74
GH		 3601 add_device_config(DEV_SERIAL, optarg);
3602 default_serial = 0;
18141ed6
JK		 3603 if (strncmp(optarg, "mon:", 4) == 0) {
3604 default_monitor = 0;
3605 }
82c643ff 3606 break;
9dd986cc 3607 case QEMU_OPTION_watchdog:
09aaa160
MA		 3608 if (watchdog) {
3609 fprintf(stderr,
3610 "qemu: only one watchdog option may be given\n");
3611 return 1;
3612 }
3613 watchdog = optarg;
9dd986cc
RJ		 3614 break;
3615 case QEMU_OPTION_watchdog_action:
3616 if (select_watchdog_action(optarg) == -1) {
3617 fprintf(stderr, "Unknown -watchdog-action parameter\n");
3618 exit(1);
3619 }
3620 break;
51ecf136 3621 case QEMU_OPTION_virtiocon:
aee1b935
GH		 3622 add_device_config(DEV_VIRTCON, optarg);
3623 default_virtcon = 0;
18141ed6
JK		 3624 if (strncmp(optarg, "mon:", 4) == 0) {
3625 default_monitor = 0;
3626 }
51ecf136 3627 break;
6508fe59 3628 case QEMU_OPTION_parallel:
6a5e8b0e
GH		 3629 add_device_config(DEV_PARALLEL, optarg);
3630 default_parallel = 0;
18141ed6
JK		 3631 if (strncmp(optarg, "mon:", 4) == 0) {
3632 default_monitor = 0;
3633 }
6508fe59 3634 break;
c9f398e5
PA		 3635 case QEMU_OPTION_debugcon:
3636 add_device_config(DEV_DEBUGCON, optarg);
3637 break;
d63d307f
FB		 3638 case QEMU_OPTION_loadvm:
3639 loadvm = optarg;
3640 break;
3641 case QEMU_OPTION_full_screen:
3642 full_screen = 1;
3643 break;
43523e93
TS		 3644 case QEMU_OPTION_no_frame:
3645 no_frame = 1;
3646 break;
3780e197
TS		 3647 case QEMU_OPTION_alt_grab:
3648 alt_grab = 1;
3649 break;
0ca9f8a4
DK		 3650 case QEMU_OPTION_ctrl_grab:
3651 ctrl_grab = 1;
3652 break;
667accab
TS		 3653 case QEMU_OPTION_no_quit:
3654 no_quit = 1;
3655 break;
7d957bd8 3656 case QEMU_OPTION_sdl:
24f6ff86 3657#ifdef CONFIG_SDL
993fbfdb 3658 display_type = DT_SDL;
7d957bd8 3659 break;
58fc096c 3660#else
58fc096c
JS		 3661 fprintf(stderr, "SDL support is disabled\n");
3662 exit(1);
667accab 3663#endif
f7cce898 3664 case QEMU_OPTION_pidfile:
93815bc2 3665 pid_file = optarg;
f7cce898 3666 break;
a09db21f
FB		 3667 case QEMU_OPTION_win2k_hack:
3668 win2k_install_hack = 1;
3669 break;
433acf0d
JK		 3670 case QEMU_OPTION_rtc_td_hack: {
3671 static GlobalProperty slew_lost_ticks[] = {
3672 {
3673 .driver = "mc146818rtc",
3674 .property = "lost_tick_policy",
3675 .value = "slew",
3676 },
3677 { /* end of list */ }
3678 };
3679
3680 qdev_prop_register_global_list(slew_lost_ticks);
73822ec8 3681 break;
433acf0d 3682 }
8a92ea2f 3683 case QEMU_OPTION_acpitable:
0c764a9d 3684 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
f46e720a
LE		 3685 if (!opts) {
3686 exit(1);
3687 }
0c764a9d 3688 do_acpitable_option(opts);
8a92ea2f 3689 break;
b6f6e3d3 3690 case QEMU_OPTION_smbios:
4f953d2f 3691 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
f46e720a
LE		 3692 if (!opts) {
3693 exit(1);
3694 }
4f953d2f 3695 do_smbios_option(opts);
b6f6e3d3 3696 break;
7ba1e619 3697 case QEMU_OPTION_enable_kvm:
303d4e86 3698 olist = qemu_find_opts("machine");
303d4e86
AP		 3699 qemu_opts_parse(olist, "accel=kvm", 0);
3700 break;
3701 case QEMU_OPTION_machine:
3702 olist = qemu_find_opts("machine");
9052ea6b 3703 opts = qemu_opts_parse(olist, optarg, 1);
303d4e86 3704 if (!opts) {
303d4e86
AP		 3705 exit(1);
3706 }
2645c6dc
JK		 3707 optarg = qemu_opt_get(opts, "type");
3708 if (optarg) {
0056ae24 3709 machine_class = machine_parse(optarg);
2645c6dc 3710 }
7ba1e619 3711 break;
a0dac021
JK		 3712 case QEMU_OPTION_no_kvm:
3713 olist = qemu_find_opts("machine");
3714 qemu_opts_parse(olist, "accel=tcg", 0);
3715 break;
4086bde8
JK		 3716 case QEMU_OPTION_no_kvm_pit: {
3717 fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3718 "separately.\n");
3719 break;
3720 }
c21fb4f8
JK		 3721 case QEMU_OPTION_no_kvm_pit_reinjection: {
3722 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3723 {
3724 .driver = "kvm-pit",
3725 .property = "lost_tick_policy",
3726 .value = "discard",
3727 },
3728 { /* end of list */ }
3729 };
3730
3731 fprintf(stderr, "Warning: option deprecated, use "
3732 "lost_tick_policy property of kvm-pit instead.\n");
3733 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3734 break;
3735 }
bb36d470 3736 case QEMU_OPTION_usb:
fa5358c6
PM		 3737 olist = qemu_find_opts("machine");
3738 qemu_opts_parse(olist, "usb=on", 0);
bb36d470 3739 break;
a594cfbf 3740 case QEMU_OPTION_usbdevice:
fa5358c6
PM		 3741 olist = qemu_find_opts("machine");
3742 qemu_opts_parse(olist, "usb=on", 0);
bd3c948d
GH		 3743 add_device_config(DEV_USB, optarg);
3744 break;
3745 case QEMU_OPTION_device:
3329f07b 3746 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
f31d07d1
GH		 3747 exit(1);
3748 }
a594cfbf 3749 break;
6a00d601 3750 case QEMU_OPTION_smp:
12b7f57e 3751 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
6be68d7e
JS		 3752 exit(1);
3753 }
6a00d601 3754 break;
24236869 3755 case QEMU_OPTION_vnc:
821601ea 3756#ifdef CONFIG_VNC
6b62dc2d 3757 display_remote++;
821601ea
JS		 3758 vnc_display = optarg;
3759#else
3760 fprintf(stderr, "VNC support is disabled\n");
3761 exit(1);
3762#endif
3763 break;
6515b203
FB		 3764 case QEMU_OPTION_no_acpi:
3765 acpi_enabled = 0;
3766 break;
16b29ae1
AL		 3767 case QEMU_OPTION_no_hpet:
3768 no_hpet = 1;
3769 break;
7d4c3d53
MA		 3770 case QEMU_OPTION_balloon:
3771 if (balloon_parse(optarg) < 0) {
3772 fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3773 exit(1);
3774 }
df97b920 3775 break;
d1beab82
FB		 3776 case QEMU_OPTION_no_reboot:
3777 no_reboot = 1;
3778 break;
b2f76161
AJ		 3779 case QEMU_OPTION_no_shutdown:
3780 no_shutdown = 1;
3781 break;
9467cd46
AZ		 3782 case QEMU_OPTION_show_cursor:
3783 cursor_hide = 0;
3784 break;
8fcb1b90
BS		 3785 case QEMU_OPTION_uuid:
3786 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3787 fprintf(stderr, "Fail to parse UUID string."
3788 " Wrong format.\n");
3789 exit(1);
3790 }
fc3b3295 3791 qemu_uuid_set = true;
8fcb1b90 3792 break;
9ae02555
TS		 3793 case QEMU_OPTION_option_rom:
3794 if (nb_option_roms >= MAX_OPTION_ROMS) {
3795 fprintf(stderr, "Too many option ROMs\n");
3796 exit(1);
3797 }
2e55e842 3798 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
49295ebc
MA		 3799 if (!opts) {
3800 exit(1);
3801 }
2e55e842
GN		 3802 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3803 option_rom[nb_option_roms].bootindex =
3804 qemu_opt_get_number(opts, "bootindex", -1);
3805 if (!option_rom[nb_option_roms].name) {
3806 fprintf(stderr, "Option ROM file is not specified\n");
3807 exit(1);
3808 }
9ae02555
TS		 3809 nb_option_roms++;
3810 break;
8e71621f
PB		 3811 case QEMU_OPTION_semihosting:
3812 semihosting_enabled = 1;
3813 break;
88eed34a
JK		 3814 case QEMU_OPTION_tdf:
3815 fprintf(stderr, "Warning: user space PIT time drift fix "
3816 "is no longer supported.\n");
3817 break;
c35734b2 3818 case QEMU_OPTION_name:
5d12f961
DDAG		 3819 opts = qemu_opts_parse(qemu_find_opts("name"), optarg, 1);
3820 if (!opts) {
3821 exit(1);
3822 }
c35734b2 3823 break;
66508601
BS		 3824 case QEMU_OPTION_prom_env:
3825 if (nb_prom_envs >= MAX_PROM_ENVS) {
3826 fprintf(stderr, "Too many prom variables\n");
3827 exit(1);
3828 }
3829 prom_envs[nb_prom_envs] = optarg;
3830 nb_prom_envs++;
3831 break;
2b8f2d41
AZ		 3832 case QEMU_OPTION_old_param:
3833 old_param = 1;
05ebd537 3834 break;
f3dcfada 3835 case QEMU_OPTION_clock:
6d327171
AB		 3836 /* Clock options no longer exist. Keep this option for
3837 * backward compatibility.
3838 */
f3dcfada 3839 break;
7e0af5d0 3840 case QEMU_OPTION_startdate:
1ed2fc1f
JK		 3841 configure_rtc_date_offset(optarg, 1);
3842 break;
3843 case QEMU_OPTION_rtc:
3329f07b 3844 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
1ed2fc1f 3845 if (!opts) {
1ed2fc1f 3846 exit(1);
7e0af5d0 3847 }
1ed2fc1f 3848 configure_rtc(opts);
7e0af5d0 3849 break;
26a5f13b 3850 case QEMU_OPTION_tb_size:
d5ab9713
JK		 3851 tcg_tb_size = strtol(optarg, NULL, 0);
3852 if (tcg_tb_size < 0) {
3853 tcg_tb_size = 0;
3854 }
26a5f13b 3855 break;
2e70f6ef 3856 case QEMU_OPTION_icount:
1ad9580b
ST		 3857 icount_opts = qemu_opts_parse(qemu_find_opts("icount"),
3858 optarg, 1);
3859 if (!icount_opts) {
3860 exit(1);
3861 }
2e70f6ef 3862 break;
5bb7910a
AL		 3863 case QEMU_OPTION_incoming:
3864 incoming = optarg;
81323a6c 3865 runstate_set(RUN_STATE_INMIGRATE);
5bb7910a 3866 break;
d8c208dd 3867 case QEMU_OPTION_nodefaults:
d44229c5 3868 has_defaults = 0;
d8c208dd 3869 break;
e37630ca 3870 case QEMU_OPTION_xen_domid:
ad96090a
BS		 3871 if (!(xen_available())) {
3872 printf("Option %s not supported for this target\n", popt->name);
3873 exit(1);
3874 }
e37630ca
AL		 3875 xen_domid = atoi(optarg);
3876 break;
3877 case QEMU_OPTION_xen_create:
ad96090a
BS		 3878 if (!(xen_available())) {
3879 printf("Option %s not supported for this target\n", popt->name);
3880 exit(1);
3881 }
e37630ca
AL		 3882 xen_mode = XEN_CREATE;
3883 break;
3884 case QEMU_OPTION_xen_attach:
ad96090a
BS		 3885 if (!(xen_available())) {
3886 printf("Option %s not supported for this target\n", popt->name);
3887 exit(1);
3888 }
e37630ca
AL		 3889 xen_mode = XEN_ATTACH;
3890 break;
ab6540d5 3891 case QEMU_OPTION_trace:
e4858974 3892 {
ab6540d5 3893 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
e4858974
LV		 3894 if (!opts) {
3895 exit(1);
ab6540d5 3896 }
23d15e86 3897 trace_events = qemu_opt_get(opts, "events");
e4858974 3898 trace_file = qemu_opt_get(opts, "file");
ab6540d5 3899 break;
e4858974 3900 }
715a664a
GH		 3901 case QEMU_OPTION_readconfig:
3902 {
dcfb0939
KW		 3903 int ret = qemu_read_config_file(optarg);
3904 if (ret < 0) {
3905 fprintf(stderr, "read config %s: %s\n", optarg,
3906 strerror(-ret));
715a664a
GH		 3907 exit(1);
3908 }
715a664a
GH		 3909 break;
3910 }
29b0040b
GH		 3911 case QEMU_OPTION_spice:
3912 olist = qemu_find_opts("spice");
3913 if (!olist) {
3914 fprintf(stderr, "spice is not supported by this qemu build.\n");
3915 exit(1);
3916 }
3917 opts = qemu_opts_parse(olist, optarg, 0);
3918 if (!opts) {
29b0040b
GH		 3919 exit(1);
3920 }
f963e4d0 3921 display_remote++;
29b0040b 3922 break;
715a664a
GH		 3923 case QEMU_OPTION_writeconfig:
3924 {
3925 FILE *fp;
3926 if (strcmp(optarg, "-") == 0) {
3927 fp = stdout;
3928 } else {
3929 fp = fopen(optarg, "w");
3930 if (fp == NULL) {
3931 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3932 exit(1);
3933 }
3934 }
3935 qemu_config_write(fp);
7fb8b5d9
CG		 3936 if (fp != stdout) {
3937 fclose(fp);
3938 }
715a664a
GH		 3939 break;
3940 }
c7f0f3b1
AL		 3941 case QEMU_OPTION_qtest:
3942 qtest_chrdev = optarg;
3943 break;
3944 case QEMU_OPTION_qtest_log:
3945 qtest_log = optarg;
3946 break;
7d76ad4f
EO		 3947 case QEMU_OPTION_sandbox:
3948 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3949 if (!opts) {
49295ebc 3950 exit(1);
7d76ad4f
EO		 3951 }
3952 break;
587ed6be
CB		 3953 case QEMU_OPTION_add_fd:
3954#ifndef _WIN32
3955 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3956 if (!opts) {
49295ebc 3957 exit(1);
587ed6be
CB		 3958 }
3959#else
3960 error_report("File descriptor passing is disabled on this "
3961 "platform");
3962 exit(1);
3963#endif
3964 break;
68d98d3e
AL		 3965 case QEMU_OPTION_object:
3966 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
49295ebc
MA		 3967 if (!opts) {
3968 exit(1);
3969 }
68d98d3e 3970 break;
888a6bc6
SM		 3971 case QEMU_OPTION_realtime:
3972 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3973 if (!opts) {
3974 exit(1);
3975 }
3976 configure_realtime(opts);
3977 break;
5e2ac519
SA		 3978 case QEMU_OPTION_msg:
3979 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3980 if (!opts) {
3981 exit(1);
3982 }
3983 configure_msg(opts);
3984 break;
abfd9ce3
AS		 3985 case QEMU_OPTION_dump_vmstate:
3986 vmstate_dump_file = fopen(optarg, "w");
3987 if (vmstate_dump_file == NULL) {
3988 fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3989 exit(1);
3990 }
3991 break;
59a5264b
JS		 3992 default:
3993 os_parse_cmd_args(popt->index, optarg);
cd6f1169 3994 }
0824d6fc
FB		 3995 }
3996 }
0f0bc3f1 3997 loc_set_none();
c235d738 3998
2d9c2725
IM		 3999 os_daemonize();
4000
1c53786f
PB		 4001 if (qemu_init_main_loop()) {
4002 fprintf(stderr, "qemu_init_main_loop failed\n");
4003 exit(1);
4004 }
4005
7d76ad4f
EO		 4006 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
4007 exit(1);
4008 }
4009
5b9d313e
DDAG		 4010 if (qemu_opts_foreach(qemu_find_opts("name"), parse_name, NULL, 1)) {
4011 exit(1);
4012 }
4013
587ed6be
CB		 4014#ifndef _WIN32
4015 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
4016 exit(1);
4017 }
4018
4019 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
4020 exit(1);
4021 }
4022#endif
4023
0056ae24 4024 if (machine_class == NULL) {
a7a5544a
PM		 4025 fprintf(stderr, "No machine specified, and there is no default.\n"
4026 "Use -machine help to list supported machines!\n");
fb7c269e
DH		 4027 exit(1);
4028 }
4029
0056ae24
MA		 4030 current_machine = MACHINE(object_new(object_class_get_name(
4031 OBJECT_CLASS(machine_class))));
4032 object_property_add_child(object_get_root(), "machine",
4033 OBJECT(current_machine), &error_abort);
b5c2c3d0 4034 cpu_exec_init_all();
0056ae24 4035
958db90c
MA		 4036 if (machine_class->hw_version) {
4037 qemu_set_version(machine_class->hw_version);
93bfef4c
CV		 4038 }
4039
ecf40bea
EH		 4040 /* Init CPU def lists, based on config
4041 * - Must be called after all the qemu_read_config_file() calls
4042 * - Must be called before list_cpus()
4043 * - Must be called before machine->init()
4044 */
4045 cpudef_init();
4046
c8057f95 4047 if (cpu_model && is_help_option(cpu_model)) {
1d6528af 4048 list_cpus(stdout, &fprintf, cpu_model);
ecf40bea
EH		 4049 exit(0);
4050 }
4051
c235d738
MF		 4052 /* Open the logfile at this point, if necessary. We can't open the logfile
4053 * when encountering either of the logging options (-d or -D) because the
4054 * other one may be encountered later on the command line, changing the
4055 * location or level of logging.
4056 */
4057 if (log_mask) {
b946bffa 4058 int mask;
c235d738 4059 if (log_file) {
9a7e5424 4060 qemu_set_log_filename(log_file);
c235d738 4061 }
b946bffa
PM		 4062
4063 mask = qemu_str_to_log_mask(log_mask);
4064 if (!mask) {
4065 qemu_print_log_usage(stdout);
4066 exit(1);
4067 }
4068 qemu_set_log(mask);
c235d738 4069 }
330d0414 4070
8a745f2a 4071 if (!is_daemonized()) {
5b808275 4072 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4073 exit(1);
4074 }
31d3c9b8 4075 }
0b5538c3 4076
5cea8590
PB		 4077 /* If no data_dir is specified then try to find it relative to the
4078 executable path. */
4524051c 4079 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
10f5bff6 4080 data_dir[data_dir_idx] = os_find_datadir();
4524051c
GH		 4081 if (data_dir[data_dir_idx] != NULL) {
4082 data_dir_idx++;
4083 }
5cea8590 4084 }
60474fb5 4085 /* If all else fails use the install path specified when building. */
4524051c
GH		 4086 if (data_dir_idx < ARRAY_SIZE(data_dir)) {
4087 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
5cea8590
PB		 4088 }
4089
12b7f57e 4090 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL));
6be68d7e 4091
958db90c
MA		 4092 machine_class->max_cpus = machine_class->max_cpus ?: 1; /* Default to UP */
4093 if (smp_cpus > machine_class->max_cpus) {
b2097003 4094 fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
958db90c
MA		 4095 "supported by machine `%s' (%d)\n", smp_cpus,
4096 machine_class->name, machine_class->max_cpus);
b2097003
AL		 4097 exit(1);
4098 }
4099
67b724e6
AP		 4100 /*
4101 * Get the default machine options from the machine if it is not already
4102 * specified either by the configuration file or by the command line.
4103 */
958db90c 4104 if (machine_class->default_machine_opts) {
25de5935 4105 qemu_opts_set_defaults(qemu_find_opts("machine"),
958db90c 4106 machine_class->default_machine_opts, 0);
67b724e6
AP		 4107 }
4108
3329f07b
GH		 4109 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4110 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
998bbd74 4111
d44229c5
MW		 4112 if (!vga_model && !default_vga) {
4113 vga_interface_type = VGA_DEVICE;
4114 }
958db90c 4115 if (!has_defaults || machine_class->no_serial) {
986c5f78
GH		 4116 default_serial = 0;
4117 }
958db90c 4118 if (!has_defaults || machine_class->no_parallel) {
986c5f78
GH		 4119 default_parallel = 0;
4120 }
958db90c 4121 if (!has_defaults || !machine_class->use_virtcon) {
986c5f78
GH		 4122 default_virtcon = 0;
4123 }
958db90c 4124 if (!has_defaults || !machine_class->use_sclp) {
3ef669e1
AG		 4125 default_sclp = 0;
4126 }
958db90c 4127 if (!has_defaults || machine_class->no_floppy) {
ac33f8fa
GH		 4128 default_floppy = 0;
4129 }
958db90c 4130 if (!has_defaults || machine_class->no_cdrom) {
ac33f8fa
GH		 4131 default_cdrom = 0;
4132 }
958db90c 4133 if (!has_defaults || machine_class->no_sdcard) {
ac33f8fa
GH		 4134 default_sdcard = 0;
4135 }
d44229c5
MW		 4136 if (!has_defaults) {
4137 default_monitor = 0;
4138 default_net = 0;
4139 default_vga = 0;
4140 }
986c5f78 4141
ab51b1d5
MT		 4142 if (is_daemonized()) {
4143 /* According to documentation and historically, -nographic redirects
4144 * serial port, parallel port and monitor to stdio, which does not work
4145 * with -daemonize. We can redirect these to null instead, but since
4146 * -nographic is legacy, let's just error out.
4147 * We disallow -nographic only if all other ports are not redirected
4148 * explicitly, to not break existing legacy setups which uses
4149 * -nographic _and_ redirects all ports explicitly - this is valid
4150 * usage, -nographic is just a no-op in this case.
4151 */
4152 if (display_type == DT_NOGRAPHIC
4153 && (default_parallel || default_serial
4154 || default_monitor || default_virtcon)) {
4155 fprintf(stderr, "-nographic can not be used with -daemonize\n");
4156 exit(1);
4157 }
4158#ifdef CONFIG_CURSES
4159 if (display_type == DT_CURSES) {
4160 fprintf(stderr, "curses display can not be used with -daemonize\n");
4161 exit(1);
4162 }
4163#endif
4164 }
4165
993fbfdb 4166 if (display_type == DT_NOGRAPHIC) {
6a5e8b0e
GH		 4167 if (default_parallel)
4168 add_device_config(DEV_PARALLEL, "null");
e1c09175
GH		 4169 if (default_serial && default_monitor) {
4170 add_device_config(DEV_SERIAL, "mon:stdio");
986c5f78
GH		 4171 } else if (default_virtcon && default_monitor) {
4172 add_device_config(DEV_VIRTCON, "mon:stdio");
3ef669e1
AG		 4173 } else if (default_sclp && default_monitor) {
4174 add_device_config(DEV_SCLP, "mon:stdio");
e1c09175
GH		 4175 } else {
4176 if (default_serial)
4177 add_device_config(DEV_SERIAL, "stdio");
986c5f78
GH		 4178 if (default_virtcon)
4179 add_device_config(DEV_VIRTCON, "stdio");
3ef669e1
AG		 4180 if (default_sclp) {
4181 add_device_config(DEV_SCLP, "stdio");
4182 }
e1c09175 4183 if (default_monitor)
6ca5582d 4184 monitor_parse("stdio", "readline");
e1c09175 4185 }
998bbd74
GH		 4186 } else {
4187 if (default_serial)
4188 add_device_config(DEV_SERIAL, "vc:80Cx24C");
6a5e8b0e
GH		 4189 if (default_parallel)
4190 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
abdeed06 4191 if (default_monitor)
6ca5582d 4192 monitor_parse("vc:80Cx24C", "readline");
38536da1
AG		 4193 if (default_virtcon)
4194 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3ef669e1
AG		 4195 if (default_sclp) {
4196 add_device_config(DEV_SCLP, "vc:80Cx24C");
4197 }
bc0129d9
AL		 4198 }
4199
15546425
AL		 4200 if (display_type == DT_DEFAULT && !display_remote) {
4201#if defined(CONFIG_GTK)
4202 display_type = DT_GTK;
4203#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4204 display_type = DT_SDL;
4205#elif defined(CONFIG_VNC)
4206 vnc_display = "localhost:0,to=99";
4207 show_vnc_port = 1;
4208#else
4209 display_type = DT_NONE;
4210#endif
4211 }
4212
047d4e15
PW		 4213 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4214 fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4215 "for SDL, ignoring option\n");
4216 }
4217 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4218 fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4219 "ignoring option\n");
4220 }
4221
15546425
AL		 4222#if defined(CONFIG_GTK)
4223 if (display_type == DT_GTK) {
4224 early_gtk_display_init();
4225 }
4226#endif
4227
a5829fd9
T		 4228 socket_init();
4229
3329f07b 4230 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
1a688d3b 4231 exit(1);
758e8e38 4232#ifdef CONFIG_VIRTFS
3329f07b 4233 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
74db920c
GS		 4234 exit(1);
4235 }
4236#endif
1a688d3b 4237
aa26bb2d 4238 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
eb505be1 4239 os_pidfile_error();
93815bc2
TS		 4240 exit(1);
4241 }
4242
6e1d3c1c
IM		 4243 /* store value for the future use */
4244 qemu_opt_set_number(qemu_find_opts_singleton("memory"), "size", ram_size);
0ac543de 4245
3d1d9652
BR		 4246 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4247 != 0) {
4248 exit(0);
4249 }
4250
7b71758d
PB		 4251 if (qemu_opts_foreach(qemu_find_opts("object"),
4252 object_create, NULL, 0) != 0) {
4253 exit(1);
4254 }
4255
6b1b1440 4256 machine_opts = qemu_get_machine_opts();
d2659e27 4257 if (qemu_opt_foreach(machine_opts, machine_set_property, current_machine,
6b1b1440
MA		 4258 1) < 0) {
4259 object_unref(OBJECT(current_machine));
4260 exit(1);
4261 }
4262
f1e29879 4263 configure_accelerator(machine_class);
214910a7 4264
d4fce24f 4265 if (qtest_chrdev) {
23802b4f
FZ		 4266 Error *local_err = NULL;
4267 qtest_init(qtest_chrdev, qtest_log, &local_err);
4268 if (local_err) {
4269 error_report("%s", error_get_pretty(local_err));
4270 error_free(local_err);
4271 exit(1);
4272 }
a907cf59
EI		 4273 }
4274
2ff3de68
MA		 4275 machine_opts = qemu_get_machine_opts();
4276 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4277 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4278 kernel_cmdline = qemu_opt_get(machine_opts, "append");
1442d3e6 4279 bios_name = qemu_opt_get(machine_opts, "firmware");
967c0da7 4280
958db90c 4281 boot_order = machine_class->default_boot_order;
8281abd5
MA		 4282 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4283 if (opts) {
4284 char *normal_boot_order;
4285 const char *order, *once;
4286
4287 order = qemu_opt_get(opts, "order");
4288 if (order) {
4289 validate_bootdevices(order);
4290 boot_order = order;
4291 }
4292
4293 once = qemu_opt_get(opts, "once");
4294 if (once) {
4295 validate_bootdevices(once);
4296 normal_boot_order = g_strdup(boot_order);
4297 boot_order = once;
083b79c9 4298 qemu_register_reset(restore_boot_order, normal_boot_order);
8281abd5
MA		 4299 }
4300
4301 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
e5187b56 4302 boot_strict = qemu_opt_get_bool(opts, "strict", false);
8281abd5
MA		 4303 }
4304
a0abe474
PM		 4305 if (!kernel_cmdline) {
4306 kernel_cmdline = "";
6b1b1440 4307 current_machine->kernel_cmdline = (char *)kernel_cmdline;
a0abe474
PM		 4308 }
4309
a20dd508 4310 linux_boot = (kernel_filename != NULL);
6c41b272 4311
f8d39c01
TS		 4312 if (!linux_boot && *kernel_cmdline != '\0') {
4313 fprintf(stderr, "-append only allowed with -kernel option\n");
4314 exit(1);
4315 }
4316
4317 if (!linux_boot && initrd_filename != NULL) {
4318 fprintf(stderr, "-initrd only allowed with -kernel option\n");
4319 exit(1);
4320 }
4321
2ff3de68 4322 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
412beee6
GL		 4323 fprintf(stderr, "-dtb only allowed with -kernel option\n");
4324 exit(1);
4325 }
4326
9156d763 4327 os_set_line_buffering();
3b46e624 4328
49cf5728
PB		 4329 qemu_init_cpu_loop();
4330 qemu_mutex_lock_iothread();
4331
ad1be899
AL		 4332#ifdef CONFIG_SPICE
4333 /* spice needs the timers to be initialized by this point */
4334 qemu_spice_init();
4335#endif
4336
4603ea01 4337 cpu_ticks_init();
1ad9580b
ST		 4338 if (icount_opts) {
4339 if (kvm_enabled() || xen_enabled()) {
4340 fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4341 exit(1);
4342 }
4343 configure_icount(icount_opts, &error_abort);
4344 qemu_opts_del(icount_opts);
0abe905d 4345 }
634fce96 4346
f30dbae6
AK		 4347 /* clean up network at qemu process termination */
4348 atexit(&net_cleanup);
4349
dc1c9fe8
MM		 4350 if (net_init_clients() < 0) {
4351 exit(1);
702c651c 4352 }
f1510b2c 4353
d1a0cf73
SB		 4354#ifdef CONFIG_TPM
4355 if (tpm_init() < 0) {
4356 exit(1);
4357 }
4358#endif
4359
dc72ac14 4360 /* init the bluetooth world */
bd3c948d
GH		 4361 if (foreach_device_config(DEV_BT, bt_parse))
4362 exit(1);
dc72ac14 4363
834e76ea
AP		 4364 if (!xen_enabled()) {
4365 /* On 32-bit hosts, QEMU is limited by virtual address space */
4366 if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4367 fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4368 exit(1);
4369 }
4370 }
9ae02555 4371
c163b5ca 4372 blk_mig_init();
0d6ab3ab 4373 ram_mig_init();
c163b5ca 4374
e4bcb14c 4375 /* open the virtual block devices */
9dfd7c7a 4376 if (snapshot)
3329f07b 4377 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2d0d2837 4378 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
958db90c 4379 &machine_class->block_default_type, 1) != 0) {
9dfd7c7a 4380 exit(1);
2d0d2837 4381 }
3e3d5815 4382
958db90c 4383 default_drive(default_cdrom, snapshot, machine_class->block_default_type, 2,
3c42ea66
CB		 4384 CDROM_OPTS);
4385 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4386 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4e5d9b57 4387
0042109a
WG		 4388 if (qemu_opts_foreach(qemu_find_opts("numa"), numa_init_func,
4389 NULL, 1) != 0) {
4390 exit(1);
4391 }
4392
96d0e26c 4393 set_numa_nodes();
268a362c 4394
3329f07b 4395 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
157b9319
JK		 4396 exit(1);
4397 }
4398
998bbd74
GH		 4399 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4400 exit(1);
6a5e8b0e
GH		 4401 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4402 exit(1);
aee1b935
GH		 4403 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4404 exit(1);
3ef669e1
AG		 4405 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4406 exit(1);
4407 }
c9f398e5
PA		 4408 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4409 exit(1);
2796dae0 4410
7f1b17f2 4411 /* If no default VGA is requested, the default is "none". */
3605ded5
AJ		 4412 if (default_vga) {
4413 if (cirrus_vga_available()) {
4414 vga_model = "cirrus";
4415 } else if (vga_available()) {
4416 vga_model = "std";
4417 }
a369da5f 4418 }
d44229c5
MW		 4419 if (vga_model) {
4420 select_vgahw(vga_model);
4421 }
a369da5f 4422
09aaa160
MA		 4423 if (watchdog) {
4424 i = select_watchdog(watchdog);
4425 if (i > 0)
4426 exit (i == 1 ? 1 : 0);
4427 }
4428
958db90c
MA		 4429 if (machine_class->compat_props) {
4430 qdev_prop_register_global_list(machine_class->compat_props);
b6b61144 4431 }
d0fef6fb
GH		 4432 qemu_add_globals();
4433
1de81d28
AL		 4434 qdev_machine_init();
4435
3ef96221 4436 current_machine->ram_size = ram_size;
c270fb9e
IM		 4437 current_machine->maxram_size = maxram_size;
4438 current_machine->ram_slots = ram_slots;
3ef96221 4439 current_machine->boot_order = boot_order;
3ef96221
MA		 4440 current_machine->cpu_model = cpu_model;
4441
4442 machine_class->init(current_machine);
3023f332 4443
b3e6d591
PB		 4444 audio_init();
4445
ea375f9a 4446 cpu_synchronize_all_post_init();
268a362c 4447
87d0a28e 4448 set_numa_modes();
268a362c 4449
3023f332 4450 /* init USB devices */
094b287f 4451 if (usb_enabled(false)) {
0752706d
MA		 4452 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4453 exit(1);
3023f332
AL		 4454 }
4455
bd3c948d 4456 /* init generic devices */
3329f07b 4457 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
bd3c948d
GH		 4458 exit(1);
4459
668680f7
MA		 4460 net_check_clients();
4461
64840c66 4462 ds = init_displaystate();
993fbfdb 4463
6b62dc2d 4464 /* init local displays */
993fbfdb
AL		 4465 switch (display_type) {
4466 case DT_NOGRAPHIC:
8111d028 4467 (void)ds; /* avoid warning if no display is configured */
993fbfdb 4468 break;
4d3b6f6e 4469#if defined(CONFIG_CURSES)
993fbfdb 4470 case DT_CURSES:
ab51b1d5 4471 curses_display_init(ds, full_screen);
993fbfdb 4472 break;
4d3b6f6e 4473#endif
5b0753e0 4474#if defined(CONFIG_SDL)
993fbfdb
AL		 4475 case DT_SDL:
4476 sdl_display_init(ds, full_screen, no_frame);
4477 break;
5b0753e0 4478#elif defined(CONFIG_COCOA)
993fbfdb
AL		 4479 case DT_SDL:
4480 cocoa_display_init(ds, full_screen);
4481 break;
15546425
AL		 4482#endif
4483#if defined(CONFIG_GTK)
4484 case DT_GTK:
881249c7 4485 gtk_display_init(ds, full_screen, grab_on_hover);
15546425 4486 break;
313aa567 4487#endif
6b62dc2d
GH		 4488 default:
4489 break;
4490 }
4491
0ce235a7
GN		 4492 /* must be after terminal init, SDL library changes signal handlers */
4493 os_setup_signal_handling();
4494
821601ea 4495#ifdef CONFIG_VNC
6b62dc2d
GH		 4496 /* init remote displays */
4497 if (vnc_display) {
2d55f0e8 4498 Error *local_err = NULL;
993fbfdb 4499 vnc_display_init(ds);
2d55f0e8
PB		 4500 vnc_display_open(ds, vnc_display, &local_err);
4501 if (local_err != NULL) {
4a44d85e
SA		 4502 error_report("Failed to start VNC server on `%s': %s",
4503 vnc_display, error_get_pretty(local_err));
2d55f0e8 4504 error_free(local_err);
993fbfdb 4505 exit(1);
94b204ca 4506 }
f92f8afe 4507
993fbfdb
AL		 4508 if (show_vnc_port) {
4509 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
f92f8afe 4510 }
313aa567 4511 }
821601ea 4512#endif
a3e22260 4513#ifdef CONFIG_SPICE
9fa03286
GH		 4514 if (using_spice) {
4515 qemu_spice_display_init();
a3e22260
GH		 4516 }
4517#endif
5b08fc10 4518
ef0c4a0d 4519 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
59030a8c 4520 exit(1);
45669e00 4521 }
45669e00 4522
3418bd25
GH		 4523 qdev_machine_creation_done();
4524
15ff7705
GH		 4525 if (rom_load_all() != 0) {
4526 fprintf(stderr, "rom loading failed\n");
4527 exit(1);
4528 }
45a50b16 4529
80376c3f
IY		 4530 /* TODO: once all bus devices are qdevified, this should be done
4531 * when bus is created by qdev.c */
4532 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4cab946a
GN		 4533 qemu_run_machine_init_done_notifiers();
4534
d916b464
MT		 4535 /* Done notifiers can load ROMs */
4536 rom_load_done();
4537
e063eb1f 4538 qemu_system_reset(VMRESET_SILENT);
05f2401e 4539 if (loadvm) {
03cd4655 4540 if (load_vmstate(loadvm) < 0) {
05f2401e
JQ		 4541 autostart = 0;
4542 }
4543 }
d63d307f 4544
d828c430 4545 qdev_prop_check_globals();
abfd9ce3
AS		 4546 if (vmstate_dump_file) {
4547 /* dump and exit */
4548 dump_vmstate_json_to_file(vmstate_dump_file);
4549 return 0;
4550 }
9f9260a3 4551
2bb8c10c 4552 if (incoming) {
43eaae28
PB		 4553 Error *local_err = NULL;
4554 qemu_start_incoming_migration(incoming, &local_err);
4555 if (local_err) {
4a44d85e
SA		 4556 error_report("-incoming %s: %s", incoming,
4557 error_get_pretty(local_err));
43eaae28
PB		 4558 error_free(local_err);
4559 exit(1);
8ca5e801 4560 }
6b99dadc 4561 } else if (autostart) {
c0f4ce77 4562 vm_start();
6b99dadc 4563 }
ffd843bc 4564
eb505be1 4565 os_setup_post();
71e3ceb8 4566
8a745f2a 4567 if (is_daemonized()) {
5b808275 4568 if (!trace_init_backends(trace_events, trace_file)) {
8a745f2a
MM		 4569 exit(1);
4570 }
4571 }
4572
8a7ddc38 4573 main_loop();
99435906
PB		 4574 bdrv_close_all();
4575 pause_all_vcpus();
3d3b8303 4576 res_free();
d1a0cf73
SB		 4577#ifdef CONFIG_TPM
4578 tpm_cleanup();
4579#endif
b46a8906 4580
0824d6fc
FB		 4581 return 0;
4582}
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