Bug Summary

File:vl.c
Location:line 2764, column 5
Description:Use of memory after it is freed

Annotated Source Code

1/*
2 * QEMU System Emulator
3 *
4 * Copyright (c) 2003-2008 Fabrice Bellard
5 *
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.
23 */
24#include <unistd.h>
25#include <fcntl.h>
26#include <signal.h>
27#include <time.h>
28#include <errno(*__errno_location ()).h>
29#include <sys/time.h>
30#include <zlib.h>
31#include "qemu/bitmap.h"
32
33/* Needed early for CONFIG_BSD etc. */
34#include "config-host.h"
35
36#ifndef _WIN32
37#include <libgen.h>
38#include <sys/times.h>
39#include <sys/wait.h>
40#include <termios.h>
41#include <sys/mman.h>
42#include <sys/ioctl.h>
43#include <sys/resource.h>
44#include <sys/socket.h>
45#include <netinet/in.h>
46#include <net/if.h>
47#include <arpa/inet.h>
48#include <dirent.h>
49#include <netdb.h>
50#include <sys/select.h>
51
52#ifdef CONFIG_BSD
53#include <sys/stat.h>
54#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55#include <sys/sysctl.h>
56#else
57#include <util.h>
58#endif
59#else
60#ifdef __linux__1
61#include <malloc.h>
62
63#include <linux1/ppdev.h>
64#include <linux1/parport.h>
65#endif
66
67#ifdef CONFIG_SECCOMP
68#include "sysemu/seccomp.h"
69#endif
70
71#ifdef __sun__
72#include <sys/stat.h>
73#include <sys/ethernet.h>
74#include <sys/sockio.h>
75#include <netinet/arp.h>
76#include <netinet/in_systm.h>
77#include <netinet/ip.h>
78#include <netinet/ip_icmp.h> // must come after ip.h
79#include <netinet/udp.h>
80#include <netinet/tcp.h>
81#include <net/if.h>
82#include <syslog.h>
83#include <stropts.h>
84#endif
85#endif
86#endif
87
88#if defined(CONFIG_VDE1)
89#include <libvdeplug.h>
90#endif
91
92#ifdef _WIN32
93#include <windows.h>
94#endif
95
96#ifdef CONFIG_SDL1
97#if defined(__APPLE__) || defined(main)
98#include <SDL.h>
99int qemu_main(int argc, char **argv, char **envp);
100int main(int argc, char **argv)
101{
102 return qemu_main(argc, argv, NULL((void*)0));
103}
104#undef main
105#define main qemu_main
106#endif
107#endif /* CONFIG_SDL */
108
109#ifdef CONFIG_COCOA
110#undef main
111#define main qemu_main
112#endif /* CONFIG_COCOA */
113
114#include <glib.h>
115
116#include "hw/hw.h"
117#include "hw/boards.h"
118#include "hw/usb.h"
119#include "hw/pcmcia.h"
120#include "hw/i386/pc.h"
121#include "hw/isa/isa.h"
122#include "hw/bt.h"
123#include "sysemu/watchdog.h"
124#include "hw/i386/smbios.h"
125#include "hw/xen/xen.h"
126#include "hw/qdev.h"
127#include "hw/loader.h"
128#include "monitor/qdev.h"
129#include "sysemu/bt.h"
130#include "net/net.h"
131#include "net/slirp.h"
132#include "monitor/monitor.h"
133#include "ui/console.h"
134#include "sysemu/sysemu.h"
135#include "exec/gdbstub.h"
136#include "qemu/timer.h"
137#include "sysemu/char.h"
138#include "qemu/cache-utils.h"
139#include "sysemu/blockdev.h"
140#include "hw/block/block.h"
141#include "migration/block.h"
142#include "sysemu/tpm.h"
143#include "sysemu/dma.h"
144#include "audio/audio.h"
145#include "migration/migration.h"
146#include "sysemu/kvm.h"
147#include "qapi/qmp/qjson.h"
148#include "qemu/option.h"
149#include "qemu/config-file.h"
150#include "qemu-options.h"
151#include "qmp-commands.h"
152#include "qemu/main-loop.h"
153#ifdef CONFIG_VIRTFS1
154#include "fsdev/qemu-fsdev.h"
155#endif
156#include "sysemu/qtest.h"
157
158#include "disas/disas.h"
159
160#include "qemu/sockets.h"
161
162#include "slirp/libslirp.h"
163
164#include "trace.h"
165#include "trace/control.h"
166#include "qemu/queue.h"
167#include "sysemu/cpus.h"
168#include "sysemu/arch_init.h"
169#include "qemu/osdep.h"
170
171#include "ui/qemu-spice.h"
172#include "qapi/string-input-visitor.h"
173
174//#define DEBUG_NET
175//#define DEBUG_SLIRP
176
177#define DEFAULT_RAM_SIZE128 128
178
179#define MAX_VIRTIO_CONSOLES1 1
180#define MAX_SCLP_CONSOLES1 1
181
182static const char *data_dir[16];
183static int data_dir_idx;
184const char *bios_name = NULL((void*)0);
185enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
186DisplayType display_type = DT_DEFAULT;
187static int display_remote;
188const char* keyboard_layout = NULL((void*)0);
189ram_addr_t ram_size;
190const char *mem_path = NULL((void*)0);
191int mem_prealloc = 0; /* force preallocation of physical target memory */
192int nb_nics;
193NICInfo nd_table[MAX_NICS8];
194int autostart;
195static int rtc_utc = 1;
196static int rtc_date_offset = -1; /* -1 means no change */
197QEMUClockType rtc_clock;
198int vga_interface_type = VGA_NONE;
199static int full_screen = 0;
200static int no_frame = 0;
201int no_quit = 0;
202CharDriverState *serial_hds[MAX_SERIAL_PORTS4];
203CharDriverState *parallel_hds[MAX_PARALLEL_PORTS3];
204CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES1];
205CharDriverState *sclp_hds[MAX_SCLP_CONSOLES1];
206int win2k_install_hack = 0;
207int singlestep = 0;
208int smp_cpus = 1;
209int max_cpus = 0;
210int smp_cores = 1;
211int smp_threads = 1;
212#ifdef CONFIG_VNC1
213const char *vnc_display;
214#endif
215int acpi_enabled = 1;
216int no_hpet = 0;
217int fd_bootchk = 1;
218static int no_reboot;
219int no_shutdown = 0;
220int cursor_hide = 1;
221int graphic_rotate = 0;
222const char *watchdog;
223QEMUOptionRom option_rom[MAX_OPTION_ROMS16];
224int nb_option_roms;
225int semihosting_enabled = 0;
226int old_param = 0;
227const char *qemu_name;
228int alt_grab = 0;
229int ctrl_grab = 0;
230unsigned int nb_prom_envs = 0;
231const char *prom_envs[MAX_PROM_ENVS128];
232int boot_menu;
233static bool_Bool boot_strict;
234uint8_t *boot_splash_filedata;
235size_t boot_splash_filedata_size;
236uint8_t qemu_extra_params_fw[2];
237
238typedef struct FWBootEntry FWBootEntry;
239
240struct FWBootEntry {
241 QTAILQ_ENTRY(FWBootEntry)struct { struct FWBootEntry *tqe_next; struct FWBootEntry * *
tqe_prev; } link;
242 int32_t bootindex;
243 DeviceState *dev;
244 char *suffix;
245};
246
247static QTAILQ_HEAD(, FWBootEntry)struct { struct FWBootEntry *tqh_first; struct FWBootEntry * *
tqh_last; } fw_boot_order =
248 QTAILQ_HEAD_INITIALIZER(fw_boot_order){ ((void*)0), &(fw_boot_order).tqh_first };
249
250int nb_numa_nodes;
251uint64_t node_mem[MAX_NODES64];
252unsigned long *node_cpumask[MAX_NODES64];
253
254uint8_t qemu_uuid[16];
255bool_Bool qemu_uuid_set;
256
257static QEMUBootSetHandler *boot_set_handler;
258static void *boot_set_opaque;
259
260static NotifierList exit_notifiers =
261 NOTIFIER_LIST_INITIALIZER(exit_notifiers){ { ((void*)0) } };
262
263static NotifierList machine_init_done_notifiers =
264 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers){ { ((void*)0) } };
265
266static bool_Bool tcg_allowed = true1;
267bool_Bool xen_allowed;
268uint32_t xen_domid;
269enum xen_mode xen_mode = XEN_EMULATE;
270static int tcg_tb_size;
271
272static int default_serial = 1;
273static int default_parallel = 1;
274static int default_virtcon = 1;
275static int default_sclp = 1;
276static int default_monitor = 1;
277static int default_floppy = 1;
278static int default_cdrom = 1;
279static int default_sdcard = 1;
280static int default_vga = 1;
281
282static struct {
283 const char *driver;
284 int *flag;
285} default_list[] = {
286 { .driver = "isa-serial", .flag = &default_serial },
287 { .driver = "isa-parallel", .flag = &default_parallel },
288 { .driver = "isa-fdc", .flag = &default_floppy },
289 { .driver = "ide-cd", .flag = &default_cdrom },
290 { .driver = "ide-hd", .flag = &default_cdrom },
291 { .driver = "ide-drive", .flag = &default_cdrom },
292 { .driver = "scsi-cd", .flag = &default_cdrom },
293 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
294 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
295 { .driver = "virtio-serial", .flag = &default_virtcon },
296 { .driver = "VGA", .flag = &default_vga },
297 { .driver = "isa-vga", .flag = &default_vga },
298 { .driver = "cirrus-vga", .flag = &default_vga },
299 { .driver = "isa-cirrus-vga", .flag = &default_vga },
300 { .driver = "vmware-svga", .flag = &default_vga },
301 { .driver = "qxl-vga", .flag = &default_vga },
302};
303
304static QemuOptsList qemu_rtc_opts = {
305 .name = "rtc",
306 .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head){ ((void*)0), &(qemu_rtc_opts.head).tqh_first },
307 .desc = {
308 {
309 .name = "base",
310 .type = QEMU_OPT_STRING,
311 },{
312 .name = "clock",
313 .type = QEMU_OPT_STRING,
314 },{
315 .name = "driftfix",
316 .type = QEMU_OPT_STRING,
317 },
318 { /* end of list */ }
319 },
320};
321
322static QemuOptsList qemu_sandbox_opts = {
323 .name = "sandbox",
324 .implied_opt_name = "enable",
325 .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head){ ((void*)0), &(qemu_sandbox_opts.head).tqh_first },
326 .desc = {
327 {
328 .name = "enable",
329 .type = QEMU_OPT_BOOL,
330 },
331 { /* end of list */ }
332 },
333};
334
335static QemuOptsList qemu_trace_opts = {
336 .name = "trace",
337 .implied_opt_name = "trace",
338 .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head){ ((void*)0), &(qemu_trace_opts.head).tqh_first },
339 .desc = {
340 {
341 .name = "events",
342 .type = QEMU_OPT_STRING,
343 },{
344 .name = "file",
345 .type = QEMU_OPT_STRING,
346 },
347 { /* end of list */ }
348 },
349};
350
351static QemuOptsList qemu_option_rom_opts = {
352 .name = "option-rom",
353 .implied_opt_name = "romfile",
354 .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head){ ((void*)0), &(qemu_option_rom_opts.head).tqh_first },
355 .desc = {
356 {
357 .name = "bootindex",
358 .type = QEMU_OPT_NUMBER,
359 }, {
360 .name = "romfile",
361 .type = QEMU_OPT_STRING,
362 },
363 { /* end of list */ }
364 },
365};
366
367static QemuOptsList qemu_machine_opts = {
368 .name = "machine",
369 .implied_opt_name = "type",
370 .merge_lists = true1,
371 .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head){ ((void*)0), &(qemu_machine_opts.head).tqh_first },
372 .desc = {
373 {
374 .name = "type",
375 .type = QEMU_OPT_STRING,
376 .help = "emulated machine"
377 }, {
378 .name = "accel",
379 .type = QEMU_OPT_STRING,
380 .help = "accelerator list",
381 }, {
382 .name = "kernel_irqchip",
383 .type = QEMU_OPT_BOOL,
384 .help = "use KVM in-kernel irqchip",
385 }, {
386 .name = "kvm_shadow_mem",
387 .type = QEMU_OPT_SIZE,
388 .help = "KVM shadow MMU size",
389 }, {
390 .name = "kernel",
391 .type = QEMU_OPT_STRING,
392 .help = "Linux kernel image file",
393 }, {
394 .name = "initrd",
395 .type = QEMU_OPT_STRING,
396 .help = "Linux initial ramdisk file",
397 }, {
398 .name = "append",
399 .type = QEMU_OPT_STRING,
400 .help = "Linux kernel command line",
401 }, {
402 .name = "dtb",
403 .type = QEMU_OPT_STRING,
404 .help = "Linux kernel device tree file",
405 }, {
406 .name = "dumpdtb",
407 .type = QEMU_OPT_STRING,
408 .help = "Dump current dtb to a file and quit",
409 }, {
410 .name = "phandle_start",
411 .type = QEMU_OPT_NUMBER,
412 .help = "The first phandle ID we may generate dynamically",
413 }, {
414 .name = "dt_compatible",
415 .type = QEMU_OPT_STRING,
416 .help = "Overrides the \"compatible\" property of the dt root node",
417 }, {
418 .name = "dump-guest-core",
419 .type = QEMU_OPT_BOOL,
420 .help = "Include guest memory in a core dump",
421 }, {
422 .name = "mem-merge",
423 .type = QEMU_OPT_BOOL,
424 .help = "enable/disable memory merge support",
425 },{
426 .name = "usb",
427 .type = QEMU_OPT_BOOL,
428 .help = "Set on/off to enable/disable usb",
429 },{
430 .name = "firmware",
431 .type = QEMU_OPT_STRING,
432 .help = "firmware image",
433 },
434 { /* End of list */ }
435 },
436};
437
438static QemuOptsList qemu_boot_opts = {
439 .name = "boot-opts",
440 .implied_opt_name = "order",
441 .merge_lists = true1,
442 .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head){ ((void*)0), &(qemu_boot_opts.head).tqh_first },
443 .desc = {
444 {
445 .name = "order",
446 .type = QEMU_OPT_STRING,
447 }, {
448 .name = "once",
449 .type = QEMU_OPT_STRING,
450 }, {
451 .name = "menu",
452 .type = QEMU_OPT_BOOL,
453 }, {
454 .name = "splash",
455 .type = QEMU_OPT_STRING,
456 }, {
457 .name = "splash-time",
458 .type = QEMU_OPT_STRING,
459 }, {
460 .name = "reboot-timeout",
461 .type = QEMU_OPT_STRING,
462 }, {
463 .name = "strict",
464 .type = QEMU_OPT_BOOL,
465 },
466 { /*End of list */ }
467 },
468};
469
470static QemuOptsList qemu_add_fd_opts = {
471 .name = "add-fd",
472 .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head){ ((void*)0), &(qemu_add_fd_opts.head).tqh_first },
473 .desc = {
474 {
475 .name = "fd",
476 .type = QEMU_OPT_NUMBER,
477 .help = "file descriptor of which a duplicate is added to fd set",
478 },{
479 .name = "set",
480 .type = QEMU_OPT_NUMBER,
481 .help = "ID of the fd set to add fd to",
482 },{
483 .name = "opaque",
484 .type = QEMU_OPT_STRING,
485 .help = "free-form string used to describe fd",
486 },
487 { /* end of list */ }
488 },
489};
490
491static QemuOptsList qemu_object_opts = {
492 .name = "object",
493 .implied_opt_name = "qom-type",
494 .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head){ ((void*)0), &(qemu_object_opts.head).tqh_first },
495 .desc = {
496 { }
497 },
498};
499
500static QemuOptsList qemu_tpmdev_opts = {
501 .name = "tpmdev",
502 .implied_opt_name = "type",
503 .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head){ ((void*)0), &(qemu_tpmdev_opts.head).tqh_first },
504 .desc = {
505 /* options are defined in the TPM backends */
506 { /* end of list */ }
507 },
508};
509
510static QemuOptsList qemu_realtime_opts = {
511 .name = "realtime",
512 .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head){ ((void*)0), &(qemu_realtime_opts.head).tqh_first },
513 .desc = {
514 {
515 .name = "mlock",
516 .type = QEMU_OPT_BOOL,
517 },
518 { /* end of list */ }
519 },
520};
521
522static QemuOptsList qemu_msg_opts = {
523 .name = "msg",
524 .head = QTAILQ_HEAD_INITIALIZER(qemu_msg_opts.head){ ((void*)0), &(qemu_msg_opts.head).tqh_first },
525 .desc = {
526 {
527 .name = "timestamp",
528 .type = QEMU_OPT_BOOL,
529 },
530 { /* end of list */ }
531 },
532};
533
534/**
535 * Get machine options
536 *
537 * Returns: machine options (never null).
538 */
539QemuOpts *qemu_get_machine_opts(void)
540{
541 QemuOptsList *list;
542 QemuOpts *opts;
543
544 list = qemu_find_opts("machine");
545 assert(list)((list) ? (void) (0) : __assert_fail ("list", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 545, __PRETTY_FUNCTION__));
546 opts = qemu_opts_find(list, NULL((void*)0));
547 if (!opts) {
548 opts = qemu_opts_create_nofail(list);
549 }
550 return opts;
551}
552
553const char *qemu_get_vm_name(void)
554{
555 return qemu_name;
556}
557
558static void res_free(void)
559{
560 if (boot_splash_filedata != NULL((void*)0)) {
561 g_free(boot_splash_filedata);
562 boot_splash_filedata = NULL((void*)0);
563 }
564}
565
566static int default_driver_check(QemuOpts *opts, void *opaque)
567{
568 const char *driver = qemu_opt_get(opts, "driver");
569 int i;
570
571 if (!driver)
572 return 0;
573 for (i = 0; i < ARRAY_SIZE(default_list)(sizeof(default_list) / sizeof((default_list)[0])); i++) {
574 if (strcmp(default_list[i].driver, driver) != 0)
575 continue;
576 *(default_list[i].flag) = 0;
577 }
578 return 0;
579}
580
581/***********************************************************/
582/* QEMU state */
583
584static RunState current_run_state = RUN_STATE_PRELAUNCH;
585
586typedef struct {
587 RunState from;
588 RunState to;
589} RunStateTransition;
590
591static const RunStateTransition runstate_transitions_def[] = {
592 /* from -> to */
593 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
594
595 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
596 { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
597
598 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
599 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
600
601 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
602 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
603
604 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
605 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
606
607 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
608 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
609
610 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
611 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
612 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
613
614 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
615 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
616
617 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
618
619 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
620 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
621 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
622 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
623 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
624 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
625 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
626 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
627 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
628 { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
629
630 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
631
632 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
633 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
634
635 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
636 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
637 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
638 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
639
640 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
641 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
642
643 { RUN_STATE_GUEST_PANICKED, RUN_STATE_RUNNING },
644 { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
645
646 { RUN_STATE_MAX, RUN_STATE_MAX },
647};
648
649static bool_Bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
650
651bool_Bool runstate_check(RunState state)
652{
653 return current_run_state == state;
654}
655
656static void runstate_init(void)
657{
658 const RunStateTransition *p;
659
660 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
661
662 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
663 runstate_valid_transitions[p->from][p->to] = true1;
664 }
665}
666
667/* This function will abort() on invalid state transitions */
668void runstate_set(RunState new_state)
669{
670 assert(new_state < RUN_STATE_MAX)((new_state < RUN_STATE_MAX) ? (void) (0) : __assert_fail (
"new_state < RUN_STATE_MAX", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 670, __PRETTY_FUNCTION__));
671
672 if (!runstate_valid_transitions[current_run_state][new_state]) {
673 fprintf(stderrstderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
674 RunState_lookup[current_run_state],
675 RunState_lookup[new_state]);
676 abort();
677 }
678 trace_runstate_set(new_state);
679 current_run_state = new_state;
680}
681
682int runstate_is_running(void)
683{
684 return runstate_check(RUN_STATE_RUNNING);
685}
686
687bool_Bool runstate_needs_reset(void)
688{
689 return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
690 runstate_check(RUN_STATE_SHUTDOWN);
691}
692
693StatusInfo *qmp_query_status(Error **errp)
694{
695 StatusInfo *info = g_malloc0(sizeof(*info));
696
697 info->running = runstate_is_running();
698 info->singlestep = singlestep;
699 info->status = current_run_state;
700
701 return info;
702}
703
704/***********************************************************/
705/* real time host monotonic timer */
706
707/***********************************************************/
708/* host time/date access */
709void qemu_get_timedate(struct tm *tm, int offset)
710{
711 time_t ti;
712
713 time(&ti);
714 ti += offset;
715 if (rtc_date_offset == -1) {
716 if (rtc_utc)
717 gmtime_r(&ti, tm);
718 else
719 localtime_r(&ti, tm);
720 } else {
721 ti -= rtc_date_offset;
722 gmtime_r(&ti, tm);
723 }
724}
725
726int qemu_timedate_diff(struct tm *tm)
727{
728 time_t seconds;
729
730 if (rtc_date_offset == -1)
731 if (rtc_utc)
732 seconds = mktimegm(tm);
733 else {
734 struct tm tmp = *tm;
735 tmp.tm_isdst = -1; /* use timezone to figure it out */
736 seconds = mktime(&tmp);
737 }
738 else
739 seconds = mktimegm(tm) + rtc_date_offset;
740
741 return seconds - time(NULL((void*)0));
742}
743
744void rtc_change_mon_event(struct tm *tm)
745{
746 QObject *data;
747
748 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
749 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
750 qobject_decref(data);
751}
752
753static void configure_rtc_date_offset(const char *startdate, int legacy)
754{
755 time_t rtc_start_date;
756 struct tm tm;
757
758 if (!strcmp(startdate, "now") && legacy) {
759 rtc_date_offset = -1;
760 } else {
761 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
762 &tm.tm_year,
763 &tm.tm_mon,
764 &tm.tm_mday,
765 &tm.tm_hour,
766 &tm.tm_min,
767 &tm.tm_sec) == 6) {
768 /* OK */
769 } else if (sscanf(startdate, "%d-%d-%d",
770 &tm.tm_year,
771 &tm.tm_mon,
772 &tm.tm_mday) == 3) {
773 tm.tm_hour = 0;
774 tm.tm_min = 0;
775 tm.tm_sec = 0;
776 } else {
777 goto date_fail;
778 }
779 tm.tm_year -= 1900;
780 tm.tm_mon--;
781 rtc_start_date = mktimegm(&tm);
782 if (rtc_start_date == -1) {
783 date_fail:
784 fprintf(stderrstderr, "Invalid date format. Valid formats are:\n"
785 "'2006-06-17T16:01:21' or '2006-06-17'\n");
786 exit(1);
787 }
788 rtc_date_offset = time(NULL((void*)0)) - rtc_start_date;
789 }
790}
791
792static void configure_rtc(QemuOpts *opts)
793{
794 const char *value;
795
796 value = qemu_opt_get(opts, "base");
797 if (value) {
798 if (!strcmp(value, "utc")) {
799 rtc_utc = 1;
800 } else if (!strcmp(value, "localtime")) {
801 rtc_utc = 0;
802 } else {
803 configure_rtc_date_offset(value, 0);
804 }
805 }
806 value = qemu_opt_get(opts, "clock");
807 if (value) {
808 if (!strcmp(value, "host")) {
809 rtc_clock = QEMU_CLOCK_HOST;
810 } else if (!strcmp(value, "rt")) {
811 rtc_clock = QEMU_CLOCK_REALTIME;
812 } else if (!strcmp(value, "vm")) {
813 rtc_clock = QEMU_CLOCK_VIRTUAL;
814 } else {
815 fprintf(stderrstderr, "qemu: invalid option value '%s'\n", value);
816 exit(1);
817 }
818 }
819 value = qemu_opt_get(opts, "driftfix");
820 if (value) {
821 if (!strcmp(value, "slew")) {
822 static GlobalProperty slew_lost_ticks[] = {
823 {
824 .driver = "mc146818rtc",
825 .property = "lost_tick_policy",
826 .value = "slew",
827 },
828 { /* end of list */ }
829 };
830
831 qdev_prop_register_global_list(slew_lost_ticks);
832 } else if (!strcmp(value, "none")) {
833 /* discard is default */
834 } else {
835 fprintf(stderrstderr, "qemu: invalid option value '%s'\n", value);
836 exit(1);
837 }
838 }
839}
840
841/***********************************************************/
842/* Bluetooth support */
843static int nb_hcis;
844static int cur_hci;
845static struct HCIInfo *hci_table[MAX_NICS8];
846
847struct HCIInfo *qemu_next_hci(void)
848{
849 if (cur_hci == nb_hcis)
850 return &null_hci;
851
852 return hci_table[cur_hci++];
853}
854
855static int bt_hci_parse(const char *str)
856{
857 struct HCIInfo *hci;
858 bdaddr_t bdaddr;
859
860 if (nb_hcis >= MAX_NICS8) {
861 fprintf(stderrstderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS8);
862 return -1;
863 }
864
865 hci = hci_init(str);
866 if (!hci)
867 return -1;
868
869 bdaddr.b[0] = 0x52;
870 bdaddr.b[1] = 0x54;
871 bdaddr.b[2] = 0x00;
872 bdaddr.b[3] = 0x12;
873 bdaddr.b[4] = 0x34;
874 bdaddr.b[5] = 0x56 + nb_hcis;
875 hci->bdaddr_set(hci, bdaddr.b);
876
877 hci_table[nb_hcis++] = hci;
878
879 return 0;
880}
881
882static void bt_vhci_add(int vlan_id)
883{
884 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
885
886 if (!vlan->slave)
887 fprintf(stderrstderr, "qemu: warning: adding a VHCI to "
888 "an empty scatternet %i\n", vlan_id);
889
890 bt_vhci_init(bt_new_hci(vlan));
891}
892
893static struct bt_device_s *bt_device_add(const char *opt)
894{
895 struct bt_scatternet_s *vlan;
896 int vlan_id = 0;
897 char *endp = strstr(opt, ",vlan=");
898 int len = (endp ? endp - opt : strlen(opt)) + 1;
899 char devname[10];
900
901 pstrcpy(devname, MIN(sizeof(devname), len)(((sizeof(devname)) < (len)) ? (sizeof(devname)) : (len)), opt);
902
903 if (endp) {
904 vlan_id = strtol(endp + 6, &endp, 0);
905 if (*endp) {
906 fprintf(stderrstderr, "qemu: unrecognised bluetooth vlan Id\n");
907 return 0;
908 }
909 }
910
911 vlan = qemu_find_bt_vlan(vlan_id);
912
913 if (!vlan->slave)
914 fprintf(stderrstderr, "qemu: warning: adding a slave device to "
915 "an empty scatternet %i\n", vlan_id);
916
917 if (!strcmp(devname, "keyboard"))
918 return bt_keyboard_init(vlan);
919
920 fprintf(stderrstderr, "qemu: unsupported bluetooth device `%s'\n", devname);
921 return 0;
922}
923
924static int bt_parse(const char *opt)
925{
926 const char *endp, *p;
927 int vlan;
928
929 if (strstart(opt, "hci", &endp)) {
930 if (!*endp || *endp == ',') {
931 if (*endp)
932 if (!strstart(endp, ",vlan=", 0))
933 opt = endp + 1;
934
935 return bt_hci_parse(opt);
936 }
937 } else if (strstart(opt, "vhci", &endp)) {
938 if (!*endp || *endp == ',') {
939 if (*endp) {
940 if (strstart(endp, ",vlan=", &p)) {
941 vlan = strtol(p, (char **) &endp, 0);
942 if (*endp) {
943 fprintf(stderrstderr, "qemu: bad scatternet '%s'\n", p);
944 return 1;
945 }
946 } else {
947 fprintf(stderrstderr, "qemu: bad parameter '%s'\n", endp + 1);
948 return 1;
949 }
950 } else
951 vlan = 0;
952
953 bt_vhci_add(vlan);
954 return 0;
955 }
956 } else if (strstart(opt, "device:", &endp))
957 return !bt_device_add(endp);
958
959 fprintf(stderrstderr, "qemu: bad bluetooth parameter '%s'\n", opt);
960 return 1;
961}
962
963static int parse_sandbox(QemuOpts *opts, void *opaque)
964{
965 /* FIXME: change this to true for 1.3 */
966 if (qemu_opt_get_bool(opts, "enable", false0)) {
967#ifdef CONFIG_SECCOMP
968 if (seccomp_start() < 0) {
969 qerror_report(ERROR_CLASS_GENERIC_ERROR,
970 "failed to install seccomp syscall filter in the kernel");
971 return -1;
972 }
973#else
974 qerror_report(ERROR_CLASS_GENERIC_ERROR,
975 "sandboxing request but seccomp is not compiled into this build");
976 return -1;
977#endif
978 }
979
980 return 0;
981}
982
983bool_Bool usb_enabled(bool_Bool default_usb)
984{
985 return qemu_opt_get_bool(qemu_get_machine_opts(), "usb", default_usb);
986}
987
988#ifndef _WIN32
989static int parse_add_fd(QemuOpts *opts, void *opaque)
990{
991 int fd, dupfd, flags;
992 int64_t fdset_id;
993 const char *fd_opaque = NULL((void*)0);
994
995 fd = qemu_opt_get_number(opts, "fd", -1);
996 fdset_id = qemu_opt_get_number(opts, "set", -1);
997 fd_opaque = qemu_opt_get(opts, "opaque");
998
999 if (fd < 0) {
1000 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1001 "fd option is required and must be non-negative");
1002 return -1;
1003 }
1004
1005 if (fd <= STDERR_FILENO2) {
1006 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1007 "fd cannot be a standard I/O stream");
1008 return -1;
1009 }
1010
1011 /*
1012 * All fds inherited across exec() necessarily have FD_CLOEXEC
1013 * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1014 */
1015 flags = fcntl(fd, F_GETFD1);
1016 if (flags == -1 || (flags & FD_CLOEXEC1)) {
1017 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1018 "fd is not valid or already in use");
1019 return -1;
1020 }
1021
1022 if (fdset_id < 0) {
1023 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1024 "set option is required and must be non-negative");
1025 return -1;
1026 }
1027
1028#ifdef F_DUPFD_CLOEXEC1030
1029 dupfd = fcntl(fd, F_DUPFD_CLOEXEC1030, 0);
1030#else
1031 dupfd = dup(fd);
1032 if (dupfd != -1) {
1033 qemu_set_cloexec(dupfd);
1034 }
1035#endif
1036 if (dupfd == -1) {
1037 qerror_report(ERROR_CLASS_GENERIC_ERROR,
1038 "Error duplicating fd: %s", strerror(errno(*__errno_location ())));
1039 return -1;
1040 }
1041
1042 /* add the duplicate fd, and optionally the opaque string, to the fd set */
1043 monitor_fdset_add_fd(dupfd, true1, fdset_id, fd_opaque ? true1 : false0,
1044 fd_opaque, NULL((void*)0));
1045
1046 return 0;
1047}
1048
1049static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1050{
1051 int fd;
1052
1053 fd = qemu_opt_get_number(opts, "fd", -1);
1054 close(fd);
1055
1056 return 0;
1057}
1058#endif
1059
1060/***********************************************************/
1061/* QEMU Block devices */
1062
1063#define HD_OPTS"media=disk" "media=disk"
1064#define CDROM_OPTS"media=cdrom" "media=cdrom"
1065#define FD_OPTS"" ""
1066#define PFLASH_OPTS"" ""
1067#define MTD_OPTS"" ""
1068#define SD_OPTS"" ""
1069
1070static int drive_init_func(QemuOpts *opts, void *opaque)
1071{
1072 BlockInterfaceType *block_default_type = opaque;
1073
1074 return drive_init(opts, *block_default_type) == NULL((void*)0);
1075}
1076
1077static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1078{
1079 if (NULL((void*)0) == qemu_opt_get(opts, "snapshot")) {
1080 qemu_opt_set(opts, "snapshot", "on");
1081 }
1082 return 0;
1083}
1084
1085static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1086 int index, const char *optstr)
1087{
1088 QemuOpts *opts;
1089
1090 if (!enable || drive_get_by_index(type, index)) {
1091 return;
1092 }
1093
1094 opts = drive_add(type, index, NULL((void*)0), optstr);
1095 if (snapshot) {
1096 drive_enable_snapshot(opts, NULL((void*)0));
1097 }
1098 if (!drive_init(opts, type)) {
1099 exit(1);
1100 }
1101}
1102
1103void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1104{
1105 boot_set_handler = func;
1106 boot_set_opaque = opaque;
1107}
1108
1109int qemu_boot_set(const char *boot_order)
1110{
1111 if (!boot_set_handler) {
1112 return -EINVAL22;
1113 }
1114 return boot_set_handler(boot_set_opaque, boot_order);
1115}
1116
1117static void validate_bootdevices(const char *devices)
1118{
1119 /* We just do some generic consistency checks */
1120 const char *p;
1121 int bitmap = 0;
1122
1123 for (p = devices; *p != '\0'; p++) {
1124 /* Allowed boot devices are:
1125 * a-b: floppy disk drives
1126 * c-f: IDE disk drives
1127 * g-m: machine implementation dependent drives
1128 * n-p: network devices
1129 * It's up to each machine implementation to check if the given boot
1130 * devices match the actual hardware implementation and firmware
1131 * features.
1132 */
1133 if (*p < 'a' || *p > 'p') {
1134 fprintf(stderrstderr, "Invalid boot device '%c'\n", *p);
1135 exit(1);
1136 }
1137 if (bitmap & (1 << (*p - 'a'))) {
1138 fprintf(stderrstderr, "Boot device '%c' was given twice\n", *p);
1139 exit(1);
1140 }
1141 bitmap |= 1 << (*p - 'a');
1142 }
1143}
1144
1145static void restore_boot_order(void *opaque)
1146{
1147 char *normal_boot_order = opaque;
1148 static int first = 1;
1149
1150 /* Restore boot order and remove ourselves after the first boot */
1151 if (first) {
1152 first = 0;
1153 return;
1154 }
1155
1156 qemu_boot_set(normal_boot_order);
1157
1158 qemu_unregister_reset(restore_boot_order, normal_boot_order);
1159 g_free(normal_boot_order);
1160}
1161
1162void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1163 const char *suffix)
1164{
1165 FWBootEntry *node, *i;
1166
1167 if (bootindex < 0) {
1168 return;
1169 }
1170
1171 assert(dev != NULL || suffix != NULL)((dev != ((void*)0) || suffix != ((void*)0)) ? (void) (0) : __assert_fail
("dev != ((void*)0) || suffix != ((void*)0)", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 1171, __PRETTY_FUNCTION__));
1172
1173 node = g_malloc0(sizeof(FWBootEntry));
1174 node->bootindex = bootindex;
1175 node->suffix = g_strdup(suffix);
1176 node->dev = dev;
1177
1178 QTAILQ_FOREACH(i, &fw_boot_order, link)for ((i) = ((&fw_boot_order)->tqh_first); (i); (i) = (
(i)->link.tqe_next)) {
1179 if (i->bootindex == bootindex) {
1180 fprintf(stderrstderr, "Two devices with same boot index %d\n", bootindex);
1181 exit(1);
1182 } else if (i->bootindex < bootindex) {
1183 continue;
1184 }
1185 QTAILQ_INSERT_BEFORE(i, node, link)do { (node)->link.tqe_prev = (i)->link.tqe_prev; (node)
->link.tqe_next = (i); *(i)->link.tqe_prev = (node); (i
)->link.tqe_prev = &(node)->link.tqe_next; } while (
0);
1186 return;
1187 }
1188 QTAILQ_INSERT_TAIL(&fw_boot_order, node, link)do { (node)->link.tqe_next = ((void*)0); (node)->link.tqe_prev
= (&fw_boot_order)->tqh_last; *(&fw_boot_order)->
tqh_last = (node); (&fw_boot_order)->tqh_last = &(
node)->link.tqe_next; } while ( 0);
1189}
1190
1191DeviceState *get_boot_device(uint32_t position)
1192{
1193 uint32_t counter = 0;
1194 FWBootEntry *i = NULL((void*)0);
1195 DeviceState *res = NULL((void*)0);
1196
1197 if (!QTAILQ_EMPTY(&fw_boot_order)((&fw_boot_order)->tqh_first == ((void*)0))) {
1198 QTAILQ_FOREACH(i, &fw_boot_order, link)for ((i) = ((&fw_boot_order)->tqh_first); (i); (i) = (
(i)->link.tqe_next)) {
1199 if (counter == position) {
1200 res = i->dev;
1201 break;
1202 }
1203 counter++;
1204 }
1205 }
1206 return res;
1207}
1208
1209/*
1210 * This function returns null terminated string that consist of new line
1211 * separated device paths.
1212 *
1213 * memory pointed by "size" is assigned total length of the array in bytes
1214 *
1215 */
1216char *get_boot_devices_list(size_t *size)
1217{
1218 FWBootEntry *i;
1219 size_t total = 0;
1220 char *list = NULL((void*)0);
1221
1222 QTAILQ_FOREACH(i, &fw_boot_order, link)for ((i) = ((&fw_boot_order)->tqh_first); (i); (i) = (
(i)->link.tqe_next)) {
1223 char *devpath = NULL((void*)0), *bootpath;
1224 size_t len;
1225
1226 if (i->dev) {
1227 devpath = qdev_get_fw_dev_path(i->dev);
1228 assert(devpath)((devpath) ? (void) (0) : __assert_fail ("devpath", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 1228, __PRETTY_FUNCTION__));
1229 }
1230
1231 if (i->suffix && devpath) {
1232 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1233
1234 bootpath = g_malloc(bootpathlen);
1235 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1236 g_free(devpath);
1237 } else if (devpath) {
1238 bootpath = devpath;
1239 } else {
1240 assert(i->suffix)((i->suffix) ? (void) (0) : __assert_fail ("i->suffix",
"/home/stefan/src/qemu/qemu.org/qemu/vl.c", 1240, __PRETTY_FUNCTION__
));
1241 bootpath = g_strdup(i->suffix);
1242 }
1243
1244 if (total) {
1245 list[total-1] = '\n';
1246 }
1247 len = strlen(bootpath) + 1;
1248 list = g_realloc(list, total + len);
1249 memcpy(&list[total], bootpath, len);
1250 total += len;
1251 g_free(bootpath);
1252 }
1253
1254 *size = total;
1255
1256 if (boot_strict && *size > 0) {
1257 list[total-1] = '\n';
1258 list = g_realloc(list, total + 5);
1259 memcpy(&list[total], "HALT", 5);
1260 *size = total + 5;
1261 }
1262 return list;
1263}
1264
1265static void numa_node_parse_cpus(int nodenr, const char *cpus)
1266{
1267 char *endptr;
1268 unsigned long long value, endvalue;
1269
1270 /* Empty CPU range strings will be considered valid, they will simply
1271 * not set any bit in the CPU bitmap.
1272 */
1273 if (!*cpus) {
1274 return;
1275 }
1276
1277 if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1278 goto error;
1279 }
1280 if (*endptr == '-') {
1281 if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1282 goto error;
1283 }
1284 } else if (*endptr == '\0') {
1285 endvalue = value;
1286 } else {
1287 goto error;
1288 }
1289
1290 if (endvalue >= MAX_CPUMASK_BITS255) {
1291 endvalue = MAX_CPUMASK_BITS255 - 1;
1292 fprintf(stderrstderr,
1293 "qemu: NUMA: A max of %d VCPUs are supported\n",
1294 MAX_CPUMASK_BITS255);
1295 }
1296
1297 if (endvalue < value) {
1298 goto error;
1299 }
1300
1301 bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1302 return;
1303
1304error:
1305 fprintf(stderrstderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1306 exit(1);
1307}
1308
1309static void numa_add(const char *optarg)
1310{
1311 char option[128];
1312 char *endptr;
1313 unsigned long long nodenr;
1314
1315 optarg = get_opt_name(option, 128, optarg, ',');
1316 if (*optarg == ',') {
1317 optarg++;
1318 }
1319 if (!strcmp(option, "node")) {
1320
1321 if (nb_numa_nodes >= MAX_NODES64) {
1322 fprintf(stderrstderr, "qemu: too many NUMA nodes\n");
1323 exit(1);
1324 }
1325
1326 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1327 nodenr = nb_numa_nodes;
1328 } else {
1329 if (parse_uint_full(option, &nodenr, 10) < 0) {
1330 fprintf(stderrstderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1331 exit(1);
1332 }
1333 }
1334
1335 if (nodenr >= MAX_NODES64) {
1336 fprintf(stderrstderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1337 exit(1);
1338 }
1339
1340 if (get_param_value(option, 128, "mem", optarg) == 0) {
1341 node_mem[nodenr] = 0;
1342 } else {
1343 int64_t sval;
1344 sval = strtosz(option, &endptr);
1345 if (sval < 0 || *endptr) {
1346 fprintf(stderrstderr, "qemu: invalid numa mem size: %s\n", optarg);
1347 exit(1);
1348 }
1349 node_mem[nodenr] = sval;
1350 }
1351 if (get_param_value(option, 128, "cpus", optarg) != 0) {
1352 numa_node_parse_cpus(nodenr, option);
1353 }
1354 nb_numa_nodes++;
1355 } else {
1356 fprintf(stderrstderr, "Invalid -numa option: %s\n", option);
1357 exit(1);
1358 }
1359}
1360
1361static QemuOptsList qemu_smp_opts = {
1362 .name = "smp-opts",
1363 .implied_opt_name = "cpus",
1364 .merge_lists = true1,
1365 .head = QTAILQ_HEAD_INITIALIZER(qemu_smp_opts.head){ ((void*)0), &(qemu_smp_opts.head).tqh_first },
1366 .desc = {
1367 {
1368 .name = "cpus",
1369 .type = QEMU_OPT_NUMBER,
1370 }, {
1371 .name = "sockets",
1372 .type = QEMU_OPT_NUMBER,
1373 }, {
1374 .name = "cores",
1375 .type = QEMU_OPT_NUMBER,
1376 }, {
1377 .name = "threads",
1378 .type = QEMU_OPT_NUMBER,
1379 }, {
1380 .name = "maxcpus",
1381 .type = QEMU_OPT_NUMBER,
1382 },
1383 { /*End of list */ }
1384 },
1385};
1386
1387static void smp_parse(QemuOpts *opts)
1388{
1389 if (opts) {
1390
1391 unsigned cpus = qemu_opt_get_number(opts, "cpus", 0);
1392 unsigned sockets = qemu_opt_get_number(opts, "sockets", 0);
1393 unsigned cores = qemu_opt_get_number(opts, "cores", 0);
1394 unsigned threads = qemu_opt_get_number(opts, "threads", 0);
1395
1396 /* compute missing values, prefer sockets over cores over threads */
1397 if (cpus == 0 || sockets == 0) {
1398 sockets = sockets > 0 ? sockets : 1;
1399 cores = cores > 0 ? cores : 1;
1400 threads = threads > 0 ? threads : 1;
1401 if (cpus == 0) {
1402 cpus = cores * threads * sockets;
1403 }
1404 } else {
1405 if (cores == 0) {
1406 threads = threads > 0 ? threads : 1;
1407 cores = cpus / (sockets * threads);
1408 } else {
1409 threads = cpus / (cores * sockets);
1410 }
1411 }
1412
1413 max_cpus = qemu_opt_get_number(opts, "maxcpus", 0);
1414
1415 smp_cpus = cpus;
1416 smp_cores = cores > 0 ? cores : 1;
1417 smp_threads = threads > 0 ? threads : 1;
1418
1419 }
1420
1421 if (max_cpus == 0) {
1422 max_cpus = smp_cpus;
1423 }
1424
1425 if (max_cpus > 255) {
1426 fprintf(stderrstderr, "Unsupported number of maxcpus\n");
1427 exit(1);
1428 }
1429 if (max_cpus < smp_cpus) {
1430 fprintf(stderrstderr, "maxcpus must be equal to or greater than smp\n");
1431 exit(1);
1432 }
1433
1434}
1435
1436static void configure_realtime(QemuOpts *opts)
1437{
1438 bool_Bool enable_mlock;
1439
1440 enable_mlock = qemu_opt_get_bool(opts, "mlock", true1);
1441
1442 if (enable_mlock) {
1443 if (os_mlock() < 0) {
1444 fprintf(stderrstderr, "qemu: locking memory failed\n");
1445 exit(1);
1446 }
1447 }
1448}
1449
1450
1451static void configure_msg(QemuOpts *opts)
1452{
1453 enable_timestamp_msg = qemu_opt_get_bool(opts, "timestamp", true1);
1454}
1455
1456/***********************************************************/
1457/* USB devices */
1458
1459static int usb_device_add(const char *devname)
1460{
1461 USBDevice *dev = NULL((void*)0);
1462#ifndef CONFIG_LINUX1
1463 const char *p;
1464#endif
1465
1466 if (!usb_enabled(false0)) {
1467 return -1;
1468 }
1469
1470 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1471 dev = usbdevice_create(devname);
1472 if (dev)
1473 goto done;
1474
1475 /* the other ones */
1476#ifndef CONFIG_LINUX1
1477 /* only the linux version is qdev-ified, usb-bsd still needs this */
1478 if (strstart(devname, "host:", &p)) {
1479 dev = usb_host_device_open(usb_bus_find(-1), p);
1480 }
1481#endif
1482 if (!dev)
1483 return -1;
1484
1485done:
1486 return 0;
1487}
1488
1489static int usb_device_del(const char *devname)
1490{
1491 int bus_num, addr;
1492 const char *p;
1493
1494 if (strstart(devname, "host:", &p)) {
1495 return -1;
1496 }
1497
1498 if (!usb_enabled(false0)) {
1499 return -1;
1500 }
1501
1502 p = strchr(devname, '.');
1503 if (!p)
1504 return -1;
1505 bus_num = strtoul(devname, NULL((void*)0), 0);
1506 addr = strtoul(p + 1, NULL((void*)0), 0);
1507
1508 return usb_device_delete_addr(bus_num, addr);
1509}
1510
1511static int usb_parse(const char *cmdline)
1512{
1513 int r;
1514 r = usb_device_add(cmdline);
1515 if (r < 0) {
1516 fprintf(stderrstderr, "qemu: could not add USB device '%s'\n", cmdline);
1517 }
1518 return r;
1519}
1520
1521void do_usb_add(Monitor *mon, const QDict *qdict)
1522{
1523 const char *devname = qdict_get_str(qdict, "devname");
1524 if (usb_device_add(devname) < 0) {
1525 error_report("could not add USB device '%s'", devname);
1526 }
1527}
1528
1529void do_usb_del(Monitor *mon, const QDict *qdict)
1530{
1531 const char *devname = qdict_get_str(qdict, "devname");
1532 if (usb_device_del(devname) < 0) {
1533 error_report("could not delete USB device '%s'", devname);
1534 }
1535}
1536
1537/***********************************************************/
1538/* PCMCIA/Cardbus */
1539
1540static struct pcmcia_socket_entry_s {
1541 PCMCIASocket *socket;
1542 struct pcmcia_socket_entry_s *next;
1543} *pcmcia_sockets = 0;
1544
1545void pcmcia_socket_register(PCMCIASocket *socket)
1546{
1547 struct pcmcia_socket_entry_s *entry;
1548
1549 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1550 entry->socket = socket;
1551 entry->next = pcmcia_sockets;
1552 pcmcia_sockets = entry;
1553}
1554
1555void pcmcia_socket_unregister(PCMCIASocket *socket)
1556{
1557 struct pcmcia_socket_entry_s *entry, **ptr;
1558
1559 ptr = &pcmcia_sockets;
1560 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1561 if (entry->socket == socket) {
1562 *ptr = entry->next;
1563 g_free(entry);
1564 }
1565}
1566
1567void pcmcia_info(Monitor *mon, const QDict *qdict)
1568{
1569 struct pcmcia_socket_entry_s *iter;
1570
1571 if (!pcmcia_sockets)
1572 monitor_printf(mon, "No PCMCIA sockets\n");
1573
1574 for (iter = pcmcia_sockets; iter; iter = iter->next)
1575 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1576 iter->socket->attached ? iter->socket->card_string :
1577 "Empty");
1578}
1579
1580/***********************************************************/
1581/* machine registration */
1582
1583static QEMUMachine *first_machine = NULL((void*)0);
1584QEMUMachine *current_machine = NULL((void*)0);
1585
1586int qemu_register_machine(QEMUMachine *m)
1587{
1588 QEMUMachine **pm;
1589 pm = &first_machine;
1590 while (*pm != NULL((void*)0))
1591 pm = &(*pm)->next;
1592 m->next = NULL((void*)0);
1593 *pm = m;
1594 return 0;
1595}
1596
1597static QEMUMachine *find_machine(const char *name)
1598{
1599 QEMUMachine *m;
1600
1601 for(m = first_machine; m != NULL((void*)0); m = m->next) {
1602 if (!strcmp(m->name, name))
1603 return m;
1604 if (m->alias && !strcmp(m->alias, name))
1605 return m;
1606 }
1607 return NULL((void*)0);
1608}
1609
1610QEMUMachine *find_default_machine(void)
1611{
1612 QEMUMachine *m;
1613
1614 for(m = first_machine; m != NULL((void*)0); m = m->next) {
1615 if (m->is_default) {
1616 return m;
1617 }
1618 }
1619 return NULL((void*)0);
1620}
1621
1622MachineInfoList *qmp_query_machines(Error **errp)
1623{
1624 MachineInfoList *mach_list = NULL((void*)0);
1625 QEMUMachine *m;
1626
1627 for (m = first_machine; m; m = m->next) {
1628 MachineInfoList *entry;
1629 MachineInfo *info;
1630
1631 info = g_malloc0(sizeof(*info));
1632 if (m->is_default) {
1633 info->has_is_default = true1;
1634 info->is_default = true1;
1635 }
1636
1637 if (m->alias) {
1638 info->has_alias = true1;
1639 info->alias = g_strdup(m->alias);
1640 }
1641
1642 info->name = g_strdup(m->name);
1643 info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1644
1645 entry = g_malloc0(sizeof(*entry));
1646 entry->value = info;
1647 entry->next = mach_list;
1648 mach_list = entry;
1649 }
1650
1651 return mach_list;
1652}
1653
1654/***********************************************************/
1655/* main execution loop */
1656
1657struct vm_change_state_entry {
1658 VMChangeStateHandler *cb;
1659 void *opaque;
1660 QLIST_ENTRY (vm_change_state_entry)struct { struct vm_change_state_entry *le_next; struct vm_change_state_entry
**le_prev; } entries;
1661};
1662
1663static QLIST_HEAD(vm_change_state_head, vm_change_state_entry)struct vm_change_state_head { struct vm_change_state_entry *lh_first
; } vm_change_state_head;
1664
1665VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1666 void *opaque)
1667{
1668 VMChangeStateEntry *e;
1669
1670 e = g_malloc0(sizeof (*e));
1671
1672 e->cb = cb;
1673 e->opaque = opaque;
1674 QLIST_INSERT_HEAD(&vm_change_state_head, e, entries)do { if (((e)->entries.le_next = (&vm_change_state_head
)->lh_first) != ((void*)0)) (&vm_change_state_head)->
lh_first->entries.le_prev = &(e)->entries.le_next; (
&vm_change_state_head)->lh_first = (e); (e)->entries
.le_prev = &(&vm_change_state_head)->lh_first; } while
( 0);
1675 return e;
1676}
1677
1678void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1679{
1680 QLIST_REMOVE (e, entries)do { if ((e)->entries.le_next != ((void*)0)) (e)->entries
.le_next->entries.le_prev = (e)->entries.le_prev; *(e)->
entries.le_prev = (e)->entries.le_next; } while ( 0);
1681 g_free (e);
1682}
1683
1684void vm_state_notify(int running, RunState state)
1685{
1686 VMChangeStateEntry *e;
1687
1688 trace_vm_state_notify(running, state);
1689
1690 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1691 e->cb(e->opaque, running, state);
1692 }
1693}
1694
1695void vm_start(void)
1696{
1697 if (!runstate_is_running()) {
1698 cpu_enable_ticks();
1699 runstate_set(RUN_STATE_RUNNING);
1700 vm_state_notify(1, RUN_STATE_RUNNING);
1701 resume_all_vcpus();
1702 monitor_protocol_event(QEVENT_RESUME, NULL((void*)0));
1703 }
1704}
1705
1706/* reset/shutdown handler */
1707
1708typedef struct QEMUResetEntry {
1709 QTAILQ_ENTRY(QEMUResetEntry)struct { struct QEMUResetEntry *tqe_next; struct QEMUResetEntry
* *tqe_prev; } entry;
1710 QEMUResetHandler *func;
1711 void *opaque;
1712} QEMUResetEntry;
1713
1714static QTAILQ_HEAD(reset_handlers, QEMUResetEntry)struct reset_handlers { struct QEMUResetEntry *tqh_first; struct
QEMUResetEntry * *tqh_last; } reset_handlers =
1715 QTAILQ_HEAD_INITIALIZER(reset_handlers){ ((void*)0), &(reset_handlers).tqh_first };
1716static int reset_requested;
1717static int shutdown_requested, shutdown_signal = -1;
1718static pid_t shutdown_pid;
1719static int powerdown_requested;
1720static int debug_requested;
1721static int suspend_requested;
1722static WakeupReason wakeup_reason;
1723static NotifierList powerdown_notifiers =
1724 NOTIFIER_LIST_INITIALIZER(powerdown_notifiers){ { ((void*)0) } };
1725static NotifierList suspend_notifiers =
1726 NOTIFIER_LIST_INITIALIZER(suspend_notifiers){ { ((void*)0) } };
1727static NotifierList wakeup_notifiers =
1728 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers){ { ((void*)0) } };
1729static uint32_t wakeup_reason_mask = ~(1 << QEMU_WAKEUP_REASON_NONE);
1730static RunState vmstop_requested = RUN_STATE_MAX;
1731
1732int qemu_shutdown_requested_get(void)
1733{
1734 return shutdown_requested;
1735}
1736
1737int qemu_reset_requested_get(void)
1738{
1739 return reset_requested;
1740}
1741
1742static int qemu_shutdown_requested(void)
1743{
1744 int r = shutdown_requested;
1745 shutdown_requested = 0;
1746 return r;
1747}
1748
1749static void qemu_kill_report(void)
1750{
1751 if (!qtest_enabled() && shutdown_signal != -1) {
1752 fprintf(stderrstderr, "qemu: terminating on signal %d", shutdown_signal);
1753 if (shutdown_pid == 0) {
1754 /* This happens for eg ^C at the terminal, so it's worth
1755 * avoiding printing an odd message in that case.
1756 */
1757 fputc('\n', stderrstderr);
1758 } else {
1759 fprintf(stderrstderr, " from pid " FMT_pid"%d" "\n", shutdown_pid);
1760 }
1761 shutdown_signal = -1;
1762 }
1763}
1764
1765static int qemu_reset_requested(void)
1766{
1767 int r = reset_requested;
1768 reset_requested = 0;
1769 return r;
1770}
1771
1772static int qemu_suspend_requested(void)
1773{
1774 int r = suspend_requested;
1775 suspend_requested = 0;
1776 return r;
1777}
1778
1779static WakeupReason qemu_wakeup_requested(void)
1780{
1781 return wakeup_reason;
1782}
1783
1784static int qemu_powerdown_requested(void)
1785{
1786 int r = powerdown_requested;
1787 powerdown_requested = 0;
1788 return r;
1789}
1790
1791static int qemu_debug_requested(void)
1792{
1793 int r = debug_requested;
1794 debug_requested = 0;
1795 return r;
1796}
1797
1798/* We use RUN_STATE_MAX but any invalid value will do */
1799static bool_Bool qemu_vmstop_requested(RunState *r)
1800{
1801 if (vmstop_requested < RUN_STATE_MAX) {
1802 *r = vmstop_requested;
1803 vmstop_requested = RUN_STATE_MAX;
1804 return true1;
1805 }
1806
1807 return false0;
1808}
1809
1810void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1811{
1812 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1813
1814 re->func = func;
1815 re->opaque = opaque;
1816 QTAILQ_INSERT_TAIL(&reset_handlers, re, entry)do { (re)->entry.tqe_next = ((void*)0); (re)->entry.tqe_prev
= (&reset_handlers)->tqh_last; *(&reset_handlers)
->tqh_last = (re); (&reset_handlers)->tqh_last = &
(re)->entry.tqe_next; } while ( 0);
1817}
1818
1819void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1820{
1821 QEMUResetEntry *re;
1822
1823 QTAILQ_FOREACH(re, &reset_handlers, entry)for ((re) = ((&reset_handlers)->tqh_first); (re); (re)
= ((re)->entry.tqe_next)) {
1824 if (re->func == func && re->opaque == opaque) {
1825 QTAILQ_REMOVE(&reset_handlers, re, entry)do { if (((re)->entry.tqe_next) != ((void*)0)) (re)->entry
.tqe_next->entry.tqe_prev = (re)->entry.tqe_prev; else (
&reset_handlers)->tqh_last = (re)->entry.tqe_prev; *
(re)->entry.tqe_prev = (re)->entry.tqe_next; } while ( 0
);
1826 g_free(re);
1827 return;
1828 }
1829 }
1830}
1831
1832void qemu_devices_reset(void)
1833{
1834 QEMUResetEntry *re, *nre;
1835
1836 /* reset all devices */
1837 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre)for ((re) = ((&reset_handlers)->tqh_first); (re) &&
((nre) = ((re)->entry.tqe_next), 1); (re) = (nre)) {
1838 re->func(re->opaque);
1839 }
1840}
1841
1842void qemu_system_reset(bool_Bool report)
1843{
1844 if (current_machine && current_machine->reset) {
1845 current_machine->reset();
1846 } else {
1847 qemu_devices_reset();
1848 }
1849 if (report) {
1850 monitor_protocol_event(QEVENT_RESET, NULL((void*)0));
1851 }
1852 cpu_synchronize_all_post_reset();
1853}
1854
1855void qemu_system_reset_request(void)
1856{
1857 if (no_reboot) {
1858 shutdown_requested = 1;
1859 } else {
1860 reset_requested = 1;
1861 }
1862 cpu_stop_current();
1863 qemu_notify_event();
1864}
1865
1866static void qemu_system_suspend(void)
1867{
1868 pause_all_vcpus();
1869 notifier_list_notify(&suspend_notifiers, NULL((void*)0));
1870 runstate_set(RUN_STATE_SUSPENDED);
1871 monitor_protocol_event(QEVENT_SUSPEND, NULL((void*)0));
1872}
1873
1874void qemu_system_suspend_request(void)
1875{
1876 if (runstate_check(RUN_STATE_SUSPENDED)) {
1877 return;
1878 }
1879 suspend_requested = 1;
1880 cpu_stop_current();
1881 qemu_notify_event();
1882}
1883
1884void qemu_register_suspend_notifier(Notifier *notifier)
1885{
1886 notifier_list_add(&suspend_notifiers, notifier);
1887}
1888
1889void qemu_system_wakeup_request(WakeupReason reason)
1890{
1891 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1892 return;
1893 }
1894 if (!(wakeup_reason_mask & (1 << reason))) {
1895 return;
1896 }
1897 runstate_set(RUN_STATE_RUNNING);
1898 wakeup_reason = reason;
1899 qemu_notify_event();
1900}
1901
1902void qemu_system_wakeup_enable(WakeupReason reason, bool_Bool enabled)
1903{
1904 if (enabled) {
1905 wakeup_reason_mask |= (1 << reason);
1906 } else {
1907 wakeup_reason_mask &= ~(1 << reason);
1908 }
1909}
1910
1911void qemu_register_wakeup_notifier(Notifier *notifier)
1912{
1913 notifier_list_add(&wakeup_notifiers, notifier);
1914}
1915
1916void qemu_system_killed(int signal, pid_t pid)
1917{
1918 shutdown_signal = signal;
1919 shutdown_pid = pid;
1920 no_shutdown = 0;
1921 qemu_system_shutdown_request();
1922}
1923
1924void qemu_system_shutdown_request(void)
1925{
1926 shutdown_requested = 1;
1927 qemu_notify_event();
1928}
1929
1930static void qemu_system_powerdown(void)
1931{
1932 monitor_protocol_event(QEVENT_POWERDOWN, NULL((void*)0));
1933 notifier_list_notify(&powerdown_notifiers, NULL((void*)0));
1934}
1935
1936void qemu_system_powerdown_request(void)
1937{
1938 powerdown_requested = 1;
1939 qemu_notify_event();
1940}
1941
1942void qemu_register_powerdown_notifier(Notifier *notifier)
1943{
1944 notifier_list_add(&powerdown_notifiers, notifier);
1945}
1946
1947void qemu_system_debug_request(void)
1948{
1949 debug_requested = 1;
1950 qemu_notify_event();
1951}
1952
1953void qemu_system_vmstop_request(RunState state)
1954{
1955 vmstop_requested = state;
1956 qemu_notify_event();
1957}
1958
1959static bool_Bool main_loop_should_exit(void)
1960{
1961 RunState r;
1962 if (qemu_debug_requested()) {
1963 vm_stop(RUN_STATE_DEBUG);
1964 }
1965 if (qemu_suspend_requested()) {
1966 qemu_system_suspend();
1967 }
1968 if (qemu_shutdown_requested()) {
1969 qemu_kill_report();
1970 monitor_protocol_event(QEVENT_SHUTDOWN, NULL((void*)0));
1971 if (no_shutdown) {
1972 vm_stop(RUN_STATE_SHUTDOWN);
1973 } else {
1974 return true1;
1975 }
1976 }
1977 if (qemu_reset_requested()) {
1978 pause_all_vcpus();
1979 cpu_synchronize_all_states();
1980 qemu_system_reset(VMRESET_REPORT1);
1981 resume_all_vcpus();
1982 if (runstate_needs_reset()) {
1983 runstate_set(RUN_STATE_PAUSED);
1984 }
1985 }
1986 if (qemu_wakeup_requested()) {
1987 pause_all_vcpus();
1988 cpu_synchronize_all_states();
1989 qemu_system_reset(VMRESET_SILENT0);
1990 notifier_list_notify(&wakeup_notifiers, &wakeup_reason);
1991 wakeup_reason = QEMU_WAKEUP_REASON_NONE;
1992 resume_all_vcpus();
1993 monitor_protocol_event(QEVENT_WAKEUP, NULL((void*)0));
1994 }
1995 if (qemu_powerdown_requested()) {
1996 qemu_system_powerdown();
1997 }
1998 if (qemu_vmstop_requested(&r)) {
1999 vm_stop(r);
2000 }
2001 return false0;
2002}
2003
2004static void main_loop(void)
2005{
2006 bool_Bool nonblocking;
2007 int last_io = 0;
2008#ifdef CONFIG_PROFILER
2009 int64_t ti;
2010#endif
2011 do {
2012 nonblocking = !kvm_enabled()(kvm_allowed) && !xen_enabled() && last_io > 0;
2013#ifdef CONFIG_PROFILER
2014 ti = profile_getclock();
2015#endif
2016 last_io = main_loop_wait(nonblocking);
2017#ifdef CONFIG_PROFILER
2018 dev_time += profile_getclock() - ti;
2019#endif
2020 } while (!main_loop_should_exit());
2021}
2022
2023static void version(void)
2024{
2025 printf("QEMU emulator version " QEMU_VERSION"1.7.50" QEMU_PKGVERSION"" ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2026}
2027
2028static void help(int exitcode)
2029{
2030 version();
2031 printf("usage: %s [options] [disk_image]\n\n"
2032 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2033 error_get_progname());
2034
2035#define QEMU_OPTIONS_GENERATE_HELP
2036#include "qemu-options-wrapper.h"
2037
2038 printf("\nDuring emulation, the following keys are useful:\n"
2039 "ctrl-alt-f toggle full screen\n"
2040 "ctrl-alt-n switch to virtual console 'n'\n"
2041 "ctrl-alt toggle mouse and keyboard grab\n"
2042 "\n"
2043 "When using -nographic, press 'ctrl-a h' to get some help.\n");
2044
2045 exit(exitcode);
2046}
2047
2048#define HAS_ARG0x0001 0x0001
2049
2050typedef struct QEMUOption {
2051 const char *name;
2052 int flags;
2053 int index;
2054 uint32_t arch_mask;
2055} QEMUOption;
2056
2057static const QEMUOption qemu_options[] = {
2058 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2059#define QEMU_OPTIONS_GENERATE_OPTIONS
2060#include "qemu-options-wrapper.h"
2061 { NULL((void*)0) },
2062};
2063
2064static bool_Bool vga_available(void)
2065{
2066 return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2067}
2068
2069static bool_Bool cirrus_vga_available(void)
2070{
2071 return object_class_by_name("cirrus-vga")
2072 || object_class_by_name("isa-cirrus-vga");
2073}
2074
2075static bool_Bool vmware_vga_available(void)
2076{
2077 return object_class_by_name("vmware-svga");
2078}
2079
2080static bool_Bool qxl_vga_available(void)
2081{
2082 return object_class_by_name("qxl-vga");
2083}
2084
2085static void select_vgahw (const char *p)
2086{
2087 const char *opts;
2088
2089 vga_interface_type = VGA_NONE;
2090 if (strstart(p, "std", &opts)) {
2091 if (vga_available()) {
2092 vga_interface_type = VGA_STD;
2093 } else {
2094 fprintf(stderrstderr, "Error: standard VGA not available\n");
2095 exit(0);
2096 }
2097 } else if (strstart(p, "cirrus", &opts)) {
2098 if (cirrus_vga_available()) {
2099 vga_interface_type = VGA_CIRRUS;
2100 } else {
2101 fprintf(stderrstderr, "Error: Cirrus VGA not available\n");
2102 exit(0);
2103 }
2104 } else if (strstart(p, "vmware", &opts)) {
2105 if (vmware_vga_available()) {
2106 vga_interface_type = VGA_VMWARE;
2107 } else {
2108 fprintf(stderrstderr, "Error: VMWare SVGA not available\n");
2109 exit(0);
2110 }
2111 } else if (strstart(p, "xenfb", &opts)) {
2112 vga_interface_type = VGA_XENFB;
2113 } else if (strstart(p, "qxl", &opts)) {
2114 if (qxl_vga_available()) {
2115 vga_interface_type = VGA_QXL;
2116 } else {
2117 fprintf(stderrstderr, "Error: QXL VGA not available\n");
2118 exit(0);
2119 }
2120 } else if (!strstart(p, "none", &opts)) {
2121 invalid_vga:
2122 fprintf(stderrstderr, "Unknown vga type: %s\n", p);
2123 exit(1);
2124 }
2125 while (*opts) {
2126 const char *nextopt;
2127
2128 if (strstart(opts, ",retrace=", &nextopt)) {
2129 opts = nextopt;
2130 if (strstart(opts, "dumb", &nextopt))
2131 vga_retrace_method = VGA_RETRACE_DUMB;
2132 else if (strstart(opts, "precise", &nextopt))
2133 vga_retrace_method = VGA_RETRACE_PRECISE;
2134 else goto invalid_vga;
2135 } else goto invalid_vga;
2136 opts = nextopt;
2137 }
2138}
2139
2140static DisplayType select_display(const char *p)
2141{
2142 const char *opts;
2143 DisplayType display = DT_DEFAULT;
2144
2145 if (strstart(p, "sdl", &opts)) {
2146#ifdef CONFIG_SDL1
2147 display = DT_SDL;
2148 while (*opts) {
2149 const char *nextopt;
2150
2151 if (strstart(opts, ",frame=", &nextopt)) {
2152 opts = nextopt;
2153 if (strstart(opts, "on", &nextopt)) {
2154 no_frame = 0;
2155 } else if (strstart(opts, "off", &nextopt)) {
2156 no_frame = 1;
2157 } else {
2158 goto invalid_sdl_args;
2159 }
2160 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2161 opts = nextopt;
2162 if (strstart(opts, "on", &nextopt)) {
2163 alt_grab = 1;
2164 } else if (strstart(opts, "off", &nextopt)) {
2165 alt_grab = 0;
2166 } else {
2167 goto invalid_sdl_args;
2168 }
2169 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2170 opts = nextopt;
2171 if (strstart(opts, "on", &nextopt)) {
2172 ctrl_grab = 1;
2173 } else if (strstart(opts, "off", &nextopt)) {
2174 ctrl_grab = 0;
2175 } else {
2176 goto invalid_sdl_args;
2177 }
2178 } else if (strstart(opts, ",window_close=", &nextopt)) {
2179 opts = nextopt;
2180 if (strstart(opts, "on", &nextopt)) {
2181 no_quit = 0;
2182 } else if (strstart(opts, "off", &nextopt)) {
2183 no_quit = 1;
2184 } else {
2185 goto invalid_sdl_args;
2186 }
2187 } else {
2188 invalid_sdl_args:
2189 fprintf(stderrstderr, "Invalid SDL option string: %s\n", p);
2190 exit(1);
2191 }
2192 opts = nextopt;
2193 }
2194#else
2195 fprintf(stderrstderr, "SDL support is disabled\n");
2196 exit(1);
2197#endif
2198 } else if (strstart(p, "vnc", &opts)) {
2199#ifdef CONFIG_VNC1
2200 display_remote++;
2201
2202 if (*opts) {
2203 const char *nextopt;
2204
2205 if (strstart(opts, "=", &nextopt)) {
2206 vnc_display = nextopt;
2207 }
2208 }
2209 if (!vnc_display) {
2210 fprintf(stderrstderr, "VNC requires a display argument vnc=<display>\n");
2211 exit(1);
2212 }
2213#else
2214 fprintf(stderrstderr, "VNC support is disabled\n");
2215 exit(1);
2216#endif
2217 } else if (strstart(p, "curses", &opts)) {
2218#ifdef CONFIG_CURSES1
2219 display = DT_CURSES;
2220#else
2221 fprintf(stderrstderr, "Curses support is disabled\n");
2222 exit(1);
2223#endif
2224 } else if (strstart(p, "gtk", &opts)) {
2225#ifdef CONFIG_GTK1
2226 display = DT_GTK;
2227#else
2228 fprintf(stderrstderr, "GTK support is disabled\n");
2229 exit(1);
2230#endif
2231 } else if (strstart(p, "none", &opts)) {
2232 display = DT_NONE;
2233 } else {
2234 fprintf(stderrstderr, "Unknown display type: %s\n", p);
2235 exit(1);
2236 }
2237
2238 return display;
2239}
2240
2241static int balloon_parse(const char *arg)
2242{
2243 QemuOpts *opts;
2244
2245 if (strcmp(arg, "none") == 0) {
2246 return 0;
2247 }
2248
2249 if (!strncmp(arg, "virtio", 6)) {
2250 if (arg[6] == ',') {
2251 /* have params -> parse them */
2252 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2253 if (!opts)
2254 return -1;
2255 } else {
2256 /* create empty opts */
2257 opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2258 }
2259 qemu_opt_set(opts, "driver", "virtio-balloon");
2260 return 0;
2261 }
2262
2263 return -1;
2264}
2265
2266char *qemu_find_file(int type, const char *name)
2267{
2268 int i;
2269 const char *subdir;
2270 char *buf;
2271
2272 /* Try the name as a straight path first */
2273 if (access(name, R_OK4) == 0) {
2274 trace_load_file(name, name);
2275 return g_strdup(name);
2276 }
2277
2278 switch (type) {
2279 case QEMU_FILE_TYPE_BIOS0:
2280 subdir = "";
2281 break;
2282 case QEMU_FILE_TYPE_KEYMAP1:
2283 subdir = "keymaps/";
2284 break;
2285 default:
2286 abort();
2287 }
2288
2289 for (i = 0; i < data_dir_idx; i++) {
2290 buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2291 if (access(buf, R_OK4) == 0) {
2292 trace_load_file(name, buf);
2293 return buf;
2294 }
2295 g_free(buf);
2296 }
2297 return NULL((void*)0);
2298}
2299
2300static int device_help_func(QemuOpts *opts, void *opaque)
2301{
2302 return qdev_device_help(opts);
2303}
2304
2305static int device_init_func(QemuOpts *opts, void *opaque)
2306{
2307 DeviceState *dev;
2308
2309 dev = qdev_device_add(opts);
2310 if (!dev)
2311 return -1;
2312 object_unref(OBJECT(dev)((Object *)(dev)));
2313 return 0;
2314}
2315
2316static int chardev_init_func(QemuOpts *opts, void *opaque)
2317{
2318 Error *local_err = NULL((void*)0);
2319
2320 qemu_chr_new_from_opts(opts, NULL((void*)0), &local_err);
2321 if (error_is_set(&local_err)) {
2322 error_report("%s", error_get_pretty(local_err));
2323 error_free(local_err);
2324 return -1;
2325 }
2326 return 0;
2327}
2328
2329#ifdef CONFIG_VIRTFS1
2330static int fsdev_init_func(QemuOpts *opts, void *opaque)
2331{
2332 int ret;
2333 ret = qemu_fsdev_add(opts);
2334
2335 return ret;
2336}
2337#endif
2338
2339static int mon_init_func(QemuOpts *opts, void *opaque)
2340{
2341 CharDriverState *chr;
2342 const char *chardev;
2343 const char *mode;
2344 int flags;
2345
2346 mode = qemu_opt_get(opts, "mode");
2347 if (mode == NULL((void*)0)) {
2348 mode = "readline";
2349 }
2350 if (strcmp(mode, "readline") == 0) {
2351 flags = MONITOR_USE_READLINE0x02;
2352 } else if (strcmp(mode, "control") == 0) {
2353 flags = MONITOR_USE_CONTROL0x04;
2354 } else {
2355 fprintf(stderrstderr, "unknown monitor mode \"%s\"\n", mode);
2356 exit(1);
2357 }
2358
2359 if (qemu_opt_get_bool(opts, "pretty", 0))
2360 flags |= MONITOR_USE_PRETTY0x08;
2361
2362 if (qemu_opt_get_bool(opts, "default", 0))
2363 flags |= MONITOR_IS_DEFAULT0x01;
2364
2365 chardev = qemu_opt_get(opts, "chardev");
2366 chr = qemu_chr_find(chardev);
2367 if (chr == NULL((void*)0)) {
2368 fprintf(stderrstderr, "chardev \"%s\" not found\n", chardev);
2369 exit(1);
2370 }
2371
2372 qemu_chr_fe_claim_no_fail(chr);
2373 monitor_init(chr, flags);
2374 return 0;
2375}
2376
2377static void monitor_parse(const char *optarg, const char *mode)
2378{
2379 static int monitor_device_index = 0;
2380 QemuOpts *opts;
2381 const char *p;
2382 char label[32];
2383 int def = 0;
2384
2385 if (strstart(optarg, "chardev:", &p)) {
2386 snprintf(label, sizeof(label), "%s", p);
2387 } else {
2388 snprintf(label, sizeof(label), "compat_monitor%d",
2389 monitor_device_index);
2390 if (monitor_device_index == 0) {
2391 def = 1;
2392 }
2393 opts = qemu_chr_parse_compat(label, optarg);
2394 if (!opts) {
2395 fprintf(stderrstderr, "parse error: %s\n", optarg);
2396 exit(1);
2397 }
2398 }
2399
2400 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL((void*)0));
2401 if (!opts) {
2402 fprintf(stderrstderr, "duplicate chardev: %s\n", label);
2403 exit(1);
2404 }
2405 qemu_opt_set(opts, "mode", mode);
2406 qemu_opt_set(opts, "chardev", label);
2407 if (def)
2408 qemu_opt_set(opts, "default", "on");
2409 monitor_device_index++;
2410}
2411
2412struct device_config {
2413 enum {
2414 DEV_USB, /* -usbdevice */
2415 DEV_BT, /* -bt */
2416 DEV_SERIAL, /* -serial */
2417 DEV_PARALLEL, /* -parallel */
2418 DEV_VIRTCON, /* -virtioconsole */
2419 DEV_DEBUGCON, /* -debugcon */
2420 DEV_GDB, /* -gdb, -s */
2421 DEV_SCLP, /* s390 sclp */
2422 } type;
2423 const char *cmdline;
2424 Location loc;
2425 QTAILQ_ENTRY(device_config)struct { struct device_config *tqe_next; struct device_config
* *tqe_prev; } next;
2426};
2427
2428static QTAILQ_HEAD(, device_config)struct { struct device_config *tqh_first; struct device_config
* *tqh_last; } device_configs =
2429 QTAILQ_HEAD_INITIALIZER(device_configs){ ((void*)0), &(device_configs).tqh_first };
2430
2431static void add_device_config(int type, const char *cmdline)
2432{
2433 struct device_config *conf;
2434
2435 conf = g_malloc0(sizeof(*conf));
2436 conf->type = type;
2437 conf->cmdline = cmdline;
2438 loc_save(&conf->loc);
2439 QTAILQ_INSERT_TAIL(&device_configs, conf, next)do { (conf)->next.tqe_next = ((void*)0); (conf)->next.tqe_prev
= (&device_configs)->tqh_last; *(&device_configs)
->tqh_last = (conf); (&device_configs)->tqh_last = &
(conf)->next.tqe_next; } while ( 0);
2440}
2441
2442static int foreach_device_config(int type, int (*func)(const char *cmdline))
2443{
2444 struct device_config *conf;
2445 int rc;
2446
2447 QTAILQ_FOREACH(conf, &device_configs, next)for ((conf) = ((&device_configs)->tqh_first); (conf); (
conf) = ((conf)->next.tqe_next)) {
2448 if (conf->type != type)
2449 continue;
2450 loc_push_restore(&conf->loc);
2451 rc = func(conf->cmdline);
2452 loc_pop(&conf->loc);
2453 if (0 != rc)
2454 return rc;
2455 }
2456 return 0;
2457}
2458
2459static int serial_parse(const char *devname)
2460{
2461 static int index = 0;
2462 char label[32];
2463
2464 if (strcmp(devname, "none") == 0)
2465 return 0;
2466 if (index == MAX_SERIAL_PORTS4) {
2467 fprintf(stderrstderr, "qemu: too many serial ports\n");
2468 exit(1);
2469 }
2470 snprintf(label, sizeof(label), "serial%d", index);
2471 serial_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2472 if (!serial_hds[index]) {
2473 fprintf(stderrstderr, "qemu: could not connect serial device"
2474 " to character backend '%s'\n", devname);
2475 return -1;
2476 }
2477 index++;
2478 return 0;
2479}
2480
2481static int parallel_parse(const char *devname)
2482{
2483 static int index = 0;
2484 char label[32];
2485
2486 if (strcmp(devname, "none") == 0)
2487 return 0;
2488 if (index == MAX_PARALLEL_PORTS3) {
2489 fprintf(stderrstderr, "qemu: too many parallel ports\n");
2490 exit(1);
2491 }
2492 snprintf(label, sizeof(label), "parallel%d", index);
2493 parallel_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2494 if (!parallel_hds[index]) {
2495 fprintf(stderrstderr, "qemu: could not connect parallel device"
2496 " to character backend '%s'\n", devname);
2497 return -1;
2498 }
2499 index++;
2500 return 0;
2501}
2502
2503static int virtcon_parse(const char *devname)
2504{
2505 QemuOptsList *device = qemu_find_opts("device");
2506 static int index = 0;
2507 char label[32];
2508 QemuOpts *bus_opts, *dev_opts;
2509
2510 if (strcmp(devname, "none") == 0)
2511 return 0;
2512 if (index == MAX_VIRTIO_CONSOLES1) {
2513 fprintf(stderrstderr, "qemu: too many virtio consoles\n");
2514 exit(1);
2515 }
2516
2517 bus_opts = qemu_opts_create_nofail(device);
2518 if (arch_type == QEMU_ARCH_S390X) {
2519 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2520 } else {
2521 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2522 }
2523
2524 dev_opts = qemu_opts_create_nofail(device);
2525 qemu_opt_set(dev_opts, "driver", "virtconsole");
2526
2527 snprintf(label, sizeof(label), "virtcon%d", index);
2528 virtcon_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2529 if (!virtcon_hds[index]) {
2530 fprintf(stderrstderr, "qemu: could not connect virtio console"
2531 " to character backend '%s'\n", devname);
2532 return -1;
2533 }
2534 qemu_opt_set(dev_opts, "chardev", label);
2535
2536 index++;
2537 return 0;
2538}
2539
2540static int sclp_parse(const char *devname)
2541{
2542 QemuOptsList *device = qemu_find_opts("device");
2543 static int index = 0;
2544 char label[32];
2545 QemuOpts *dev_opts;
2546
2547 if (strcmp(devname, "none") == 0) {
2548 return 0;
2549 }
2550 if (index == MAX_SCLP_CONSOLES1) {
2551 fprintf(stderrstderr, "qemu: too many sclp consoles\n");
2552 exit(1);
2553 }
2554
2555 assert(arch_type == QEMU_ARCH_S390X)((arch_type == QEMU_ARCH_S390X) ? (void) (0) : __assert_fail (
"arch_type == QEMU_ARCH_S390X", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 2555, __PRETTY_FUNCTION__));
2556
2557 dev_opts = qemu_opts_create(device, NULL((void*)0), 0, NULL((void*)0));
2558 qemu_opt_set(dev_opts, "driver", "sclpconsole");
2559
2560 snprintf(label, sizeof(label), "sclpcon%d", index);
2561 sclp_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2562 if (!sclp_hds[index]) {
2563 fprintf(stderrstderr, "qemu: could not connect sclp console"
2564 " to character backend '%s'\n", devname);
2565 return -1;
2566 }
2567 qemu_opt_set(dev_opts, "chardev", label);
2568
2569 index++;
2570 return 0;
2571}
2572
2573static int debugcon_parse(const char *devname)
2574{
2575 QemuOpts *opts;
2576
2577 if (!qemu_chr_new("debugcon", devname, NULL((void*)0))) {
2578 exit(1);
2579 }
2580 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL((void*)0));
2581 if (!opts) {
2582 fprintf(stderrstderr, "qemu: already have a debugcon device\n");
2583 exit(1);
2584 }
2585 qemu_opt_set(opts, "driver", "isa-debugcon");
2586 qemu_opt_set(opts, "chardev", "debugcon");
2587 return 0;
2588}
2589
2590static QEMUMachine *machine_parse(const char *name)
2591{
2592 QEMUMachine *m, *machine = NULL((void*)0);
2593
2594 if (name) {
2595 machine = find_machine(name);
2596 }
2597 if (machine) {
2598 return machine;
2599 }
2600 printf("Supported machines are:\n");
2601 for (m = first_machine; m != NULL((void*)0); m = m->next) {
2602 if (m->alias) {
2603 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2604 }
2605 printf("%-20s %s%s\n", m->name, m->desc,
2606 m->is_default ? " (default)" : "");
2607 }
2608 exit(!name || !is_help_option(name));
2609}
2610
2611static int tcg_init(void)
2612{
2613 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2614 return 0;
2615}
2616
2617static struct {
2618 const char *opt_name;
2619 const char *name;
2620 int (*available)(void);
2621 int (*init)(void);
2622 bool_Bool *allowed;
2623} accel_list[] = {
2624 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2625 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2626 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2627 { "qtest", "QTest", qtest_available, qtest_init_accel, &qtest_allowed },
2628};
2629
2630static int configure_accelerator(void)
2631{
2632 const char *p;
2633 char buf[10];
2634 int i, ret;
2635 bool_Bool accel_initialised = false0;
2636 bool_Bool init_failed = false0;
2637
2638 p = qemu_opt_get(qemu_get_machine_opts(), "accel");
2639 if (p == NULL((void*)0)) {
2640 /* Use the default "accelerator", tcg */
2641 p = "tcg";
2642 }
2643
2644 while (!accel_initialised && *p != '\0') {
2645 if (*p == ':') {
2646 p++;
2647 }
2648 p = get_opt_name(buf, sizeof (buf), p, ':');
2649 for (i = 0; i < ARRAY_SIZE(accel_list)(sizeof(accel_list) / sizeof((accel_list)[0])); i++) {
2650 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2651 if (!accel_list[i].available()) {
2652 printf("%s not supported for this target\n",
2653 accel_list[i].name);
2654 continue;
2655 }
2656 *(accel_list[i].allowed) = true1;
2657 ret = accel_list[i].init();
2658 if (ret < 0) {
2659 init_failed = true1;
2660 fprintf(stderrstderr, "failed to initialize %s: %s\n",
2661 accel_list[i].name,
2662 strerror(-ret));
2663 *(accel_list[i].allowed) = false0;
2664 } else {
2665 accel_initialised = true1;
2666 }
2667 break;
2668 }
2669 }
2670 if (i == ARRAY_SIZE(accel_list)(sizeof(accel_list) / sizeof((accel_list)[0]))) {
2671 fprintf(stderrstderr, "\"%s\" accelerator does not exist.\n", buf);
2672 }
2673 }
2674
2675 if (!accel_initialised) {
2676 if (!init_failed) {
2677 fprintf(stderrstderr, "No accelerator found!\n");
2678 }
2679 exit(1);
2680 }
2681
2682 if (init_failed) {
2683 fprintf(stderrstderr, "Back to %s accelerator.\n", accel_list[i].name);
2684 }
2685
2686 return !accel_initialised;
2687}
2688
2689void qemu_add_exit_notifier(Notifier *notify)
2690{
2691 notifier_list_add(&exit_notifiers, notify);
2692}
2693
2694void qemu_remove_exit_notifier(Notifier *notify)
2695{
2696 notifier_remove(notify);
2697}
2698
2699static void qemu_run_exit_notifiers(void)
2700{
2701 notifier_list_notify(&exit_notifiers, NULL((void*)0));
2702}
2703
2704void qemu_add_machine_init_done_notifier(Notifier *notify)
2705{
2706 notifier_list_add(&machine_init_done_notifiers, notify);
2707}
2708
2709static void qemu_run_machine_init_done_notifiers(void)
2710{
2711 notifier_list_notify(&machine_init_done_notifiers, NULL((void*)0));
2712}
2713
2714static const QEMUOption *lookup_opt(int argc, char **argv,
2715 const char **poptarg, int *poptind)
2716{
2717 const QEMUOption *popt;
2718 int optind = *poptind;
2719 char *r = argv[optind];
2720 const char *optarg;
2721
2722 loc_set_cmdline(argv, optind, 1);
2723 optind++;
2724 /* Treat --foo the same as -foo. */
2725 if (r[1] == '-')
2726 r++;
2727 popt = qemu_options;
2728 for(;;) {
2729 if (!popt->name) {
2730 error_report("invalid option");
2731 exit(1);
2732 }
2733 if (!strcmp(popt->name, r + 1))
2734 break;
2735 popt++;
2736 }
2737 if (popt->flags & HAS_ARG0x0001) {
2738 if (optind >= argc) {
2739 error_report("requires an argument");
2740 exit(1);
2741 }
2742 optarg = argv[optind++];
2743 loc_set_cmdline(argv, optind - 2, 2);
2744 } else {
2745 optarg = NULL((void*)0);
2746 }
2747
2748 *poptarg = optarg;
2749 *poptind = optind;
2750
2751 return popt;
2752}
2753
2754static gpointer malloc_and_trace(gsize n_bytes)
2755{
2756 void *ptr = malloc(n_bytes);
2757 trace_g_malloc(n_bytes, ptr);
2758 return ptr;
2759}
2760
2761static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2762{
2763 void *ptr = realloc(mem, n_bytes);
1
Memory is released
→
2764 trace_g_realloc(mem, n_bytes, ptr);
2
←
Use of memory after it is freed
2765 return ptr;
2766}
2767
2768static void free_and_trace(gpointer mem)
2769{
2770 trace_g_free(mem);
2771 free(mem);
2772}
2773
2774static int object_set_property(const char *name, const char *value, void *opaque)
2775{
2776 Object *obj = OBJECT(opaque)((Object *)(opaque));
2777 StringInputVisitor *siv;
2778 Error *local_err = NULL((void*)0);
2779
2780 if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2781 return 0;
2782 }
2783
2784 siv = string_input_visitor_new(value);
2785 object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2786 string_input_visitor_cleanup(siv);
2787
2788 if (local_err) {
2789 qerror_report_err(local_err);
2790 error_free(local_err);
2791 return -1;
2792 }
2793
2794 return 0;
2795}
2796
2797static int object_create(QemuOpts *opts, void *opaque)
2798{
2799 const char *type = qemu_opt_get(opts, "qom-type");
2800 const char *id = qemu_opts_id(opts);
2801 Object *obj;
2802
2803 g_assert(type != NULL)do { if (type != ((void*)0)) ; else g_assertion_message_expr (
((gchar*) 0), "/home/stefan/src/qemu/qemu.org/qemu/vl.c", 2803
, ((const char*) (__PRETTY_FUNCTION__)), "type != NULL"); } while
(0);
2804
2805 if (id == NULL((void*)0)) {
2806 qerror_report(QERR_MISSING_PARAMETERERROR_CLASS_GENERIC_ERROR, "Parameter '%s' is missing", "id");
2807 return -1;
2808 }
2809
2810 obj = object_new(type);
2811 if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2812 return -1;
2813 }
2814
2815 object_property_add_child(container_get(object_get_root(), "/objects"),
2816 id, obj, NULL((void*)0));
2817
2818 return 0;
2819}
2820
2821int main(int argc, char **argv, char **envp)
2822{
2823 int i;
2824 int snapshot, linux_boot;
2825 const char *icount_option = NULL((void*)0);
2826 const char *initrd_filename;
2827 const char *kernel_filename, *kernel_cmdline;
2828 const char *boot_order;
2829 DisplayState *ds;
2830 int cyls, heads, secs, translation;
2831 QemuOpts *hda_opts = NULL((void*)0), *opts, *machine_opts;
2832 QemuOptsList *olist;
2833 int optind;
2834 const char *optarg;
2835 const char *loadvm = NULL((void*)0);
2836 QEMUMachine *machine;
2837 const char *cpu_model;
2838 const char *vga_model = "none";
2839 const char *qtest_chrdev = NULL((void*)0);
2840 const char *qtest_log = NULL((void*)0);
2841 const char *pid_file = NULL((void*)0);
2842 const char *incoming = NULL((void*)0);
2843#ifdef CONFIG_VNC1
2844 int show_vnc_port = 0;
2845#endif
2846 bool_Bool defconfig = true1;
2847 bool_Bool userconfig = true1;
2848 const char *log_mask = NULL((void*)0);
2849 const char *log_file = NULL((void*)0);
2850 GMemVTable mem_trace = {
2851 .malloc = malloc_and_trace,
2852 .realloc = realloc_and_trace,
2853 .free = free_and_trace,
2854 };
2855 const char *trace_events = NULL((void*)0);
2856 const char *trace_file = NULL((void*)0);
2857
2858 atexit(qemu_run_exit_notifiers);
2859 error_set_progname(argv[0]);
2860
2861 g_mem_set_vtable(&mem_trace);
2862 if (!g_thread_supported()(1)) {
2863#if !GLIB_CHECK_VERSION(2, 31, 0)(2 > (2) || (2 == (2) && 36 > (31)) || (2 == (2
) && 36 == (31) && 4 >= (0)))
2864 g_thread_init(NULL((void*)0));
2865#else
2866 fprintf(stderrstderr, "glib threading failed to initialize.\n");
2867 exit(1);
2868#endif
2869 }
2870
2871 module_call_init(MODULE_INIT_QOM);
2872
2873 qemu_add_opts(&qemu_drive_opts);
2874 qemu_add_drive_opts(&qemu_legacy_drive_opts);
2875 qemu_add_drive_opts(&qemu_common_drive_opts);
2876 qemu_add_drive_opts(&qemu_drive_opts);
2877 qemu_add_opts(&qemu_chardev_opts);
2878 qemu_add_opts(&qemu_device_opts);
2879 qemu_add_opts(&qemu_netdev_opts);
2880 qemu_add_opts(&qemu_net_opts);
2881 qemu_add_opts(&qemu_rtc_opts);
2882 qemu_add_opts(&qemu_global_opts);
2883 qemu_add_opts(&qemu_mon_opts);
2884 qemu_add_opts(&qemu_trace_opts);
2885 qemu_add_opts(&qemu_option_rom_opts);
2886 qemu_add_opts(&qemu_machine_opts);
2887 qemu_add_opts(&qemu_smp_opts);
2888 qemu_add_opts(&qemu_boot_opts);
2889 qemu_add_opts(&qemu_sandbox_opts);
2890 qemu_add_opts(&qemu_add_fd_opts);
2891 qemu_add_opts(&qemu_object_opts);
2892 qemu_add_opts(&qemu_tpmdev_opts);
2893 qemu_add_opts(&qemu_realtime_opts);
2894 qemu_add_opts(&qemu_msg_opts);
2895
2896 runstate_init();
2897
2898 init_clocks();
2899 rtc_clock = QEMU_CLOCK_HOST;
2900
2901 qemu_init_auxval(envp);
2902 qemu_cache_utils_init()do { } while (0);
2903
2904 QLIST_INIT (&vm_change_state_head)do { (&vm_change_state_head)->lh_first = ((void*)0); }
while ( 0);
2905 os_setup_early_signal_handling();
2906
2907 module_call_init(MODULE_INIT_MACHINE);
2908 machine = find_default_machine();
2909 cpu_model = NULL((void*)0);
2910 ram_size = 0;
2911 snapshot = 0;
2912 cyls = heads = secs = 0;
2913 translation = BIOS_ATA_TRANSLATION_AUTO0;
2914
2915 for (i = 0; i < MAX_NODES64; i++) {
2916 node_mem[i] = 0;
2917 node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS255);
2918 }
2919
2920 nb_numa_nodes = 0;
2921 nb_nics = 0;
2922
2923 bdrv_init_with_whitelist();
2924
2925 autostart= 1;
2926
2927 /* first pass of option parsing */
2928 optind = 1;
2929 while (optind < argc) {
2930 if (argv[optind][0] != '-') {
2931 /* disk image */
2932 optind++;
2933 continue;
2934 } else {
2935 const QEMUOption *popt;
2936
2937 popt = lookup_opt(argc, argv, &optarg, &optind);
2938 switch (popt->index) {
2939 case QEMU_OPTION_nodefconfig:
2940 defconfig = false0;
2941 break;
2942 case QEMU_OPTION_nouserconfig:
2943 userconfig = false0;
2944 break;
2945 }
2946 }
2947 }
2948
2949 if (defconfig) {
2950 int ret;
2951 ret = qemu_read_default_config_files(userconfig);
2952 if (ret < 0) {
2953 exit(1);
2954 }
2955 }
2956
2957 /* second pass of option parsing */
2958 optind = 1;
2959 for(;;) {
2960 if (optind >= argc)
2961 break;
2962 if (argv[optind][0] != '-') {
2963 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS"media=disk");
2964 } else {
2965 const QEMUOption *popt;
2966
2967 popt = lookup_opt(argc, argv, &optarg, &optind);
2968 if (!(popt->arch_mask & arch_type)) {
2969 printf("Option %s not supported for this target\n", popt->name);
2970 exit(1);
2971 }
2972 switch(popt->index) {
2973 case QEMU_OPTION_M:
2974 machine = machine_parse(optarg);
2975 break;
2976 case QEMU_OPTION_no_kvm_irqchip: {
2977 olist = qemu_find_opts("machine");
2978 qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2979 break;
2980 }
2981 case QEMU_OPTION_cpu:
2982 /* hw initialization will check this */
2983 cpu_model = optarg;
2984 break;
2985 case QEMU_OPTION_hda:
2986 {
2987 char buf[256];
2988 if (cyls == 0)
2989 snprintf(buf, sizeof(buf), "%s", HD_OPTS"media=disk");
2990 else
2991 snprintf(buf, sizeof(buf),
2992 "%s,cyls=%d,heads=%d,secs=%d%s",
2993 HD_OPTS"media=disk" , cyls, heads, secs,
2994 translation == BIOS_ATA_TRANSLATION_LBA2 ?
2995 ",trans=lba" :
2996 translation == BIOS_ATA_TRANSLATION_NONE1 ?
2997 ",trans=none" : "");
2998 drive_add(IF_DEFAULT, 0, optarg, buf);
2999 break;
3000 }
3001 case QEMU_OPTION_hdb:
3002 case QEMU_OPTION_hdc:
3003 case QEMU_OPTION_hdd:
3004 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3005 HD_OPTS"media=disk");
3006 break;
3007 case QEMU_OPTION_drive:
3008 if (drive_def(optarg) == NULL((void*)0)) {
3009 exit(1);
3010 }
3011 break;
3012 case QEMU_OPTION_set:
3013 if (qemu_set_option(optarg) != 0)
3014 exit(1);
3015 break;
3016 case QEMU_OPTION_global:
3017 if (qemu_global_option(optarg) != 0)
3018 exit(1);
3019 break;
3020 case QEMU_OPTION_mtdblock:
3021 drive_add(IF_MTD, -1, optarg, MTD_OPTS"");
3022 break;
3023 case QEMU_OPTION_sd:
3024 drive_add(IF_SD, -1, optarg, SD_OPTS"");
3025 break;
3026 case QEMU_OPTION_pflash:
3027 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS"");
3028 break;
3029 case QEMU_OPTION_snapshot:
3030 snapshot = 1;
3031 break;
3032 case QEMU_OPTION_hdachs:
3033 {
3034 const char *p;
3035 p = optarg;
3036 cyls = strtol(p, (char **)&p, 0);
3037 if (cyls < 1 || cyls > 16383)
3038 goto chs_fail;
3039 if (*p != ',')
3040 goto chs_fail;
3041 p++;
3042 heads = strtol(p, (char **)&p, 0);
3043 if (heads < 1 || heads > 16)
3044 goto chs_fail;
3045 if (*p != ',')
3046 goto chs_fail;
3047 p++;
3048 secs = strtol(p, (char **)&p, 0);
3049 if (secs < 1 || secs > 63)
3050 goto chs_fail;
3051 if (*p == ',') {
3052 p++;
3053 if (!strcmp(p, "none"))
3054 translation = BIOS_ATA_TRANSLATION_NONE1;
3055 else if (!strcmp(p, "lba"))
3056 translation = BIOS_ATA_TRANSLATION_LBA2;
3057 else if (!strcmp(p, "auto"))
3058 translation = BIOS_ATA_TRANSLATION_AUTO0;
3059 else
3060 goto chs_fail;
3061 } else if (*p != '\0') {
3062 chs_fail:
3063 fprintf(stderrstderr, "qemu: invalid physical CHS format\n");
3064 exit(1);
3065 }
3066 if (hda_opts != NULL((void*)0)) {
3067 char num[16];
3068 snprintf(num, sizeof(num), "%d", cyls);
3069 qemu_opt_set(hda_opts, "cyls", num);
3070 snprintf(num, sizeof(num), "%d", heads);
3071 qemu_opt_set(hda_opts, "heads", num);
3072 snprintf(num, sizeof(num), "%d", secs);
3073 qemu_opt_set(hda_opts, "secs", num);
3074 if (translation == BIOS_ATA_TRANSLATION_LBA2)
3075 qemu_opt_set(hda_opts, "trans", "lba");
3076 if (translation == BIOS_ATA_TRANSLATION_NONE1)
3077 qemu_opt_set(hda_opts, "trans", "none");
3078 }
3079 }
3080 break;
3081 case QEMU_OPTION_numa:
3082 numa_add(optarg);
3083 break;
3084 case QEMU_OPTION_display:
3085 display_type = select_display(optarg);
3086 break;
3087 case QEMU_OPTION_nographic:
3088 display_type = DT_NOGRAPHIC;
3089 break;
3090 case QEMU_OPTION_curses:
3091#ifdef CONFIG_CURSES1
3092 display_type = DT_CURSES;
3093#else
3094 fprintf(stderrstderr, "Curses support is disabled\n");
3095 exit(1);
3096#endif
3097 break;
3098 case QEMU_OPTION_portrait:
3099 graphic_rotate = 90;
3100 break;
3101 case QEMU_OPTION_rotate:
3102 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3103 if (graphic_rotate != 0 && graphic_rotate != 90 &&
3104 graphic_rotate != 180 && graphic_rotate != 270) {
3105 fprintf(stderrstderr,
3106 "qemu: only 90, 180, 270 deg rotation is available\n");
3107 exit(1);
3108 }
3109 break;
3110 case QEMU_OPTION_kernel:
3111 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3112 break;
3113 case QEMU_OPTION_initrd:
3114 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3115 break;
3116 case QEMU_OPTION_append:
3117 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3118 break;
3119 case QEMU_OPTION_dtb:
3120 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3121 break;
3122 case QEMU_OPTION_cdrom:
3123 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS"media=cdrom");
3124 break;
3125 case QEMU_OPTION_boot:
3126 opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3127 if (!opts) {
3128 exit(1);
3129 }
3130 break;
3131 case QEMU_OPTION_fda:
3132 case QEMU_OPTION_fdb:
3133 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3134 optarg, FD_OPTS"");
3135 break;
3136 case QEMU_OPTION_no_fd_bootchk:
3137 fd_bootchk = 0;
3138 break;
3139 case QEMU_OPTION_netdev:
3140 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3141 exit(1);
3142 }
3143 break;
3144 case QEMU_OPTION_net:
3145 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3146 exit(1);
3147 }
3148 break;
3149#ifdef CONFIG_LIBISCSI1
3150 case QEMU_OPTION_iscsi:
3151 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3152 if (!opts) {
3153 exit(1);
3154 }
3155 break;
3156#endif
3157#ifdef CONFIG_SLIRP1
3158 case QEMU_OPTION_tftp:
3159 legacy_tftp_prefix = optarg;
3160 break;
3161 case QEMU_OPTION_bootp:
3162 legacy_bootp_filename = optarg;
3163 break;
3164 case QEMU_OPTION_redir:
3165 if (net_slirp_redir(optarg) < 0)
3166 exit(1);
3167 break;
3168#endif
3169 case QEMU_OPTION_bt:
3170 add_device_config(DEV_BT, optarg);
3171 break;
3172 case QEMU_OPTION_audio_help:
3173 AUD_help ();
3174 exit (0);
3175 break;
3176 case QEMU_OPTION_soundhw:
3177 select_soundhw (optarg);
3178 break;
3179 case QEMU_OPTION_h:
3180 help(0);
3181 break;
3182 case QEMU_OPTION_version:
3183 version();
3184 exit(0);
3185 break;
3186 case QEMU_OPTION_m: {
3187 int64_t value;
3188 uint64_t sz;
3189 char *end;
3190
3191 value = strtosz(optarg, &end);
3192 if (value < 0 || *end) {
3193 fprintf(stderrstderr, "qemu: invalid ram size: %s\n", optarg);
3194 exit(1);
3195 }
3196 sz = QEMU_ALIGN_UP((uint64_t)value, 8192)((((uint64_t)value) + (8192) - 1) / ((8192)) * ((8192)));
3197 ram_size = sz;
3198 if (ram_size != sz) {
3199 fprintf(stderrstderr, "qemu: ram size too large\n");
3200 exit(1);
3201 }
3202 break;
3203 }
3204#ifdef CONFIG_TPM
3205 case QEMU_OPTION_tpmdev:
3206 if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3207 exit(1);
3208 }
3209 break;
3210#endif
3211 case QEMU_OPTION_mempath:
3212 mem_path = optarg;
3213 break;
3214 case QEMU_OPTION_mem_prealloc:
3215 mem_prealloc = 1;
3216 break;
3217 case QEMU_OPTION_d:
3218 log_mask = optarg;
3219 break;
3220 case QEMU_OPTION_D:
3221 log_file = optarg;
3222 break;
3223 case QEMU_OPTION_s:
3224 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT"1234");
3225 break;
3226 case QEMU_OPTION_gdb:
3227 add_device_config(DEV_GDB, optarg);
3228 break;
3229 case QEMU_OPTION_L:
3230 if (data_dir_idx < ARRAY_SIZE(data_dir)(sizeof(data_dir) / sizeof((data_dir)[0]))) {
3231 data_dir[data_dir_idx++] = optarg;
3232 }
3233 break;
3234 case QEMU_OPTION_bios:
3235 qemu_opts_set(qemu_find_opts("machine"), 0, "firmware", optarg);
3236 break;
3237 case QEMU_OPTION_singlestep:
3238 singlestep = 1;
3239 break;
3240 case QEMU_OPTION_S:
3241 autostart = 0;
3242 break;
3243 case QEMU_OPTION_k:
3244 keyboard_layout = optarg;
3245 break;
3246 case QEMU_OPTION_localtime:
3247 rtc_utc = 0;
3248 break;
3249 case QEMU_OPTION_vga:
3250 vga_model = optarg;
3251 default_vga = 0;
3252 break;
3253 case QEMU_OPTION_g:
3254 {
3255 const char *p;
3256 int w, h, depth;
3257 p = optarg;
3258 w = strtol(p, (char **)&p, 10);
3259 if (w <= 0) {
3260 graphic_error:
3261 fprintf(stderrstderr, "qemu: invalid resolution or depth\n");
3262 exit(1);
3263 }
3264 if (*p != 'x')
3265 goto graphic_error;
3266 p++;
3267 h = strtol(p, (char **)&p, 10);
3268 if (h <= 0)
3269 goto graphic_error;
3270 if (*p == 'x') {
3271 p++;
3272 depth = strtol(p, (char **)&p, 10);
3273 if (depth != 8 && depth != 15 && depth != 16 &&
3274 depth != 24 && depth != 32)
3275 goto graphic_error;
3276 } else if (*p == '\0') {
3277 depth = graphic_depth;
3278 } else {
3279 goto graphic_error;
3280 }
3281
3282 graphic_width = w;
3283 graphic_height = h;
3284 graphic_depth = depth;
3285 }
3286 break;
3287 case QEMU_OPTION_echr:
3288 {
3289 char *r;
3290 term_escape_char = strtol(optarg, &r, 0);
3291 if (r == optarg)
3292 printf("Bad argument to echr\n");
3293 break;
3294 }
3295 case QEMU_OPTION_monitor:
3296 default_monitor = 0;
3297 if (strncmp(optarg, "none", 4)) {
3298 monitor_parse(optarg, "readline");
3299 }
3300 break;
3301 case QEMU_OPTION_qmp:
3302 monitor_parse(optarg, "control");
3303 default_monitor = 0;
3304 break;
3305 case QEMU_OPTION_mon:
3306 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3307 if (!opts) {
3308 exit(1);
3309 }
3310 default_monitor = 0;
3311 break;
3312 case QEMU_OPTION_chardev:
3313 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3314 if (!opts) {
3315 exit(1);
3316 }
3317 break;
3318 case QEMU_OPTION_fsdev:
3319 olist = qemu_find_opts("fsdev");
3320 if (!olist) {
3321 fprintf(stderrstderr, "fsdev is not supported by this qemu build.\n");
3322 exit(1);
3323 }
3324 opts = qemu_opts_parse(olist, optarg, 1);
3325 if (!opts) {
3326 exit(1);
3327 }
3328 break;
3329 case QEMU_OPTION_virtfs: {
3330 QemuOpts *fsdev;
3331 QemuOpts *device;
3332 const char *writeout, *sock_fd, *socket;
3333
3334 olist = qemu_find_opts("virtfs");
3335 if (!olist) {
3336 fprintf(stderrstderr, "virtfs is not supported by this qemu build.\n");
3337 exit(1);
3338 }
3339 opts = qemu_opts_parse(olist, optarg, 1);
3340 if (!opts) {
3341 exit(1);
3342 }
3343
3344 if (qemu_opt_get(opts, "fsdriver") == NULL((void*)0) ||
3345 qemu_opt_get(opts, "mount_tag") == NULL((void*)0)) {
3346 fprintf(stderrstderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3347 exit(1);
3348 }
3349 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3350 qemu_opt_get(opts, "mount_tag"),
3351 1, NULL((void*)0));
3352 if (!fsdev) {
3353 fprintf(stderrstderr, "duplicate fsdev id: %s\n",
3354 qemu_opt_get(opts, "mount_tag"));
3355 exit(1);
3356 }
3357
3358 writeout = qemu_opt_get(opts, "writeout");
3359 if (writeout) {
3360#ifdef CONFIG_SYNC_FILE_RANGE1
3361 qemu_opt_set(fsdev, "writeout", writeout);
3362#else
3363 fprintf(stderrstderr, "writeout=immediate not supported on "
3364 "this platform\n");
3365 exit(1);
3366#endif
3367 }
3368 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3369 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3370 qemu_opt_set(fsdev, "security_model",
3371 qemu_opt_get(opts, "security_model"));
3372 socket = qemu_opt_get(opts, "socket");
3373 if (socket) {
3374 qemu_opt_set(fsdev, "socket", socket);
3375 }
3376 sock_fd = qemu_opt_get(opts, "sock_fd");
3377 if (sock_fd) {
3378 qemu_opt_set(fsdev, "sock_fd", sock_fd);
3379 }
3380
3381 qemu_opt_set_bool(fsdev, "readonly",
3382 qemu_opt_get_bool(opts, "readonly", 0));
3383 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3384 qemu_opt_set(device, "driver", "virtio-9p-pci");
3385 qemu_opt_set(device, "fsdev",
3386 qemu_opt_get(opts, "mount_tag"));
3387 qemu_opt_set(device, "mount_tag",
3388 qemu_opt_get(opts, "mount_tag"));
3389 break;
3390 }
3391 case QEMU_OPTION_virtfs_synth: {
3392 QemuOpts *fsdev;
3393 QemuOpts *device;
3394
3395 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3396 1, NULL((void*)0));
3397 if (!fsdev) {
3398 fprintf(stderrstderr, "duplicate option: %s\n", "virtfs_synth");
3399 exit(1);
3400 }
3401 qemu_opt_set(fsdev, "fsdriver", "synth");
3402
3403 device = qemu_opts_create_nofail(qemu_find_opts("device"));
3404 qemu_opt_set(device, "driver", "virtio-9p-pci");
3405 qemu_opt_set(device, "fsdev", "v_synth");
3406 qemu_opt_set(device, "mount_tag", "v_synth");
3407 break;
3408 }
3409 case QEMU_OPTION_serial:
3410 add_device_config(DEV_SERIAL, optarg);
3411 default_serial = 0;
3412 if (strncmp(optarg, "mon:", 4) == 0) {
3413 default_monitor = 0;
3414 }
3415 break;
3416 case QEMU_OPTION_watchdog:
3417 if (watchdog) {
3418 fprintf(stderrstderr,
3419 "qemu: only one watchdog option may be given\n");
3420 return 1;
3421 }
3422 watchdog = optarg;
3423 break;
3424 case QEMU_OPTION_watchdog_action:
3425 if (select_watchdog_action(optarg) == -1) {
3426 fprintf(stderrstderr, "Unknown -watchdog-action parameter\n");
3427 exit(1);
3428 }
3429 break;
3430 case QEMU_OPTION_virtiocon:
3431 add_device_config(DEV_VIRTCON, optarg);
3432 default_virtcon = 0;
3433 if (strncmp(optarg, "mon:", 4) == 0) {
3434 default_monitor = 0;
3435 }
3436 break;
3437 case QEMU_OPTION_parallel:
3438 add_device_config(DEV_PARALLEL, optarg);
3439 default_parallel = 0;
3440 if (strncmp(optarg, "mon:", 4) == 0) {
3441 default_monitor = 0;
3442 }
3443 break;
3444 case QEMU_OPTION_debugcon:
3445 add_device_config(DEV_DEBUGCON, optarg);
3446 break;
3447 case QEMU_OPTION_loadvm:
3448 loadvm = optarg;
3449 break;
3450 case QEMU_OPTION_full_screen:
3451 full_screen = 1;
3452 break;
3453 case QEMU_OPTION_no_frame:
3454 no_frame = 1;
3455 break;
3456 case QEMU_OPTION_alt_grab:
3457 alt_grab = 1;
3458 break;
3459 case QEMU_OPTION_ctrl_grab:
3460 ctrl_grab = 1;
3461 break;
3462 case QEMU_OPTION_no_quit:
3463 no_quit = 1;
3464 break;
3465 case QEMU_OPTION_sdl:
3466#ifdef CONFIG_SDL1
3467 display_type = DT_SDL;
3468 break;
3469#else
3470 fprintf(stderrstderr, "SDL support is disabled\n");
3471 exit(1);
3472#endif
3473 case QEMU_OPTION_pidfile:
3474 pid_file = optarg;
3475 break;
3476 case QEMU_OPTION_win2k_hack:
3477 win2k_install_hack = 1;
3478 break;
3479 case QEMU_OPTION_rtc_td_hack: {
3480 static GlobalProperty slew_lost_ticks[] = {
3481 {
3482 .driver = "mc146818rtc",
3483 .property = "lost_tick_policy",
3484 .value = "slew",
3485 },
3486 { /* end of list */ }
3487 };
3488
3489 qdev_prop_register_global_list(slew_lost_ticks);
3490 break;
3491 }
3492 case QEMU_OPTION_acpitable:
3493 opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3494 if (!opts) {
3495 exit(1);
3496 }
3497 do_acpitable_option(opts);
3498 break;
3499 case QEMU_OPTION_smbios:
3500 opts = qemu_opts_parse(qemu_find_opts("smbios"), optarg, 0);
3501 if (!opts) {
3502 exit(1);
3503 }
3504 do_smbios_option(opts);
3505 break;
3506 case QEMU_OPTION_enable_kvm:
3507 olist = qemu_find_opts("machine");
3508 qemu_opts_parse(olist, "accel=kvm", 0);
3509 break;
3510 case QEMU_OPTION_machine:
3511 olist = qemu_find_opts("machine");
3512 opts = qemu_opts_parse(olist, optarg, 1);
3513 if (!opts) {
3514 exit(1);
3515 }
3516 optarg = qemu_opt_get(opts, "type");
3517 if (optarg) {
3518 machine = machine_parse(optarg);
3519 }
3520 break;
3521 case QEMU_OPTION_no_kvm:
3522 olist = qemu_find_opts("machine");
3523 qemu_opts_parse(olist, "accel=tcg", 0);
3524 break;
3525 case QEMU_OPTION_no_kvm_pit: {
3526 fprintf(stderrstderr, "Warning: KVM PIT can no longer be disabled "
3527 "separately.\n");
3528 break;
3529 }
3530 case QEMU_OPTION_no_kvm_pit_reinjection: {
3531 static GlobalProperty kvm_pit_lost_tick_policy[] = {
3532 {
3533 .driver = "kvm-pit",
3534 .property = "lost_tick_policy",
3535 .value = "discard",
3536 },
3537 { /* end of list */ }
3538 };
3539
3540 fprintf(stderrstderr, "Warning: option deprecated, use "
3541 "lost_tick_policy property of kvm-pit instead.\n");
3542 qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3543 break;
3544 }
3545 case QEMU_OPTION_usb:
3546 olist = qemu_find_opts("machine");
3547 qemu_opts_parse(olist, "usb=on", 0);
3548 break;
3549 case QEMU_OPTION_usbdevice:
3550 olist = qemu_find_opts("machine");
3551 qemu_opts_parse(olist, "usb=on", 0);
3552 add_device_config(DEV_USB, optarg);
3553 break;
3554 case QEMU_OPTION_device:
3555 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3556 exit(1);
3557 }
3558 break;
3559 case QEMU_OPTION_smp:
3560 if (!qemu_opts_parse(qemu_find_opts("smp-opts"), optarg, 1)) {
3561 exit(1);
3562 }
3563 break;
3564 case QEMU_OPTION_vnc:
3565#ifdef CONFIG_VNC1
3566 display_remote++;
3567 vnc_display = optarg;
3568#else
3569 fprintf(stderrstderr, "VNC support is disabled\n");
3570 exit(1);
3571#endif
3572 break;
3573 case QEMU_OPTION_no_acpi:
3574 acpi_enabled = 0;
3575 break;
3576 case QEMU_OPTION_no_hpet:
3577 no_hpet = 1;
3578 break;
3579 case QEMU_OPTION_balloon:
3580 if (balloon_parse(optarg) < 0) {
3581 fprintf(stderrstderr, "Unknown -balloon argument %s\n", optarg);
3582 exit(1);
3583 }
3584 break;
3585 case QEMU_OPTION_no_reboot:
3586 no_reboot = 1;
3587 break;
3588 case QEMU_OPTION_no_shutdown:
3589 no_shutdown = 1;
3590 break;
3591 case QEMU_OPTION_show_cursor:
3592 cursor_hide = 0;
3593 break;
3594 case QEMU_OPTION_uuid:
3595 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3596 fprintf(stderrstderr, "Fail to parse UUID string."
3597 " Wrong format.\n");
3598 exit(1);
3599 }
3600 qemu_uuid_set = true1;
3601 break;
3602 case QEMU_OPTION_option_rom:
3603 if (nb_option_roms >= MAX_OPTION_ROMS16) {
3604 fprintf(stderrstderr, "Too many option ROMs\n");
3605 exit(1);
3606 }
3607 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3608 if (!opts) {
3609 exit(1);
3610 }
3611 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3612 option_rom[nb_option_roms].bootindex =
3613 qemu_opt_get_number(opts, "bootindex", -1);
3614 if (!option_rom[nb_option_roms].name) {
3615 fprintf(stderrstderr, "Option ROM file is not specified\n");
3616 exit(1);
3617 }
3618 nb_option_roms++;
3619 break;
3620 case QEMU_OPTION_semihosting:
3621 semihosting_enabled = 1;
3622 break;
3623 case QEMU_OPTION_tdf:
3624 fprintf(stderrstderr, "Warning: user space PIT time drift fix "
3625 "is no longer supported.\n");
3626 break;
3627 case QEMU_OPTION_name:
3628 qemu_name = g_strdup(optarg);
3629 {
3630 char *p = strchr(qemu_name, ',');
3631 if (p != NULL((void*)0)) {
3632 *p++ = 0;
3633 if (strncmp(p, "process=", 8)) {
3634 fprintf(stderrstderr, "Unknown subargument %s to -name\n", p);
3635 exit(1);
3636 }
3637 p += 8;
3638 os_set_proc_name(p);
3639 }
3640 }
3641 break;
3642 case QEMU_OPTION_prom_env:
3643 if (nb_prom_envs >= MAX_PROM_ENVS128) {
3644 fprintf(stderrstderr, "Too many prom variables\n");
3645 exit(1);
3646 }
3647 prom_envs[nb_prom_envs] = optarg;
3648 nb_prom_envs++;
3649 break;
3650 case QEMU_OPTION_old_param:
3651 old_param = 1;
3652 break;
3653 case QEMU_OPTION_clock:
3654 /* Clock options no longer exist. Keep this option for
3655 * backward compatibility.
3656 */
3657 break;
3658 case QEMU_OPTION_startdate:
3659 configure_rtc_date_offset(optarg, 1);
3660 break;
3661 case QEMU_OPTION_rtc:
3662 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3663 if (!opts) {
3664 exit(1);
3665 }
3666 configure_rtc(opts);
3667 break;
3668 case QEMU_OPTION_tb_size:
3669 tcg_tb_size = strtol(optarg, NULL((void*)0), 0);
3670 if (tcg_tb_size < 0) {
3671 tcg_tb_size = 0;
3672 }
3673 break;
3674 case QEMU_OPTION_icount:
3675 icount_option = optarg;
3676 break;
3677 case QEMU_OPTION_incoming:
3678 incoming = optarg;
3679 runstate_set(RUN_STATE_INMIGRATE);
3680 break;
3681 case QEMU_OPTION_nodefaults:
3682 default_serial = 0;
3683 default_parallel = 0;
3684 default_virtcon = 0;
3685 default_sclp = 0;
3686 default_monitor = 0;
3687 default_net = 0;
3688 default_floppy = 0;
3689 default_cdrom = 0;
3690 default_sdcard = 0;
3691 default_vga = 0;
3692 break;
3693 case QEMU_OPTION_xen_domid:
3694 if (!(xen_available())) {
3695 printf("Option %s not supported for this target\n", popt->name);
3696 exit(1);
3697 }
3698 xen_domid = atoi(optarg);
3699 break;
3700 case QEMU_OPTION_xen_create:
3701 if (!(xen_available())) {
3702 printf("Option %s not supported for this target\n", popt->name);
3703 exit(1);
3704 }
3705 xen_mode = XEN_CREATE;
3706 break;
3707 case QEMU_OPTION_xen_attach:
3708 if (!(xen_available())) {
3709 printf("Option %s not supported for this target\n", popt->name);
3710 exit(1);
3711 }
3712 xen_mode = XEN_ATTACH;
3713 break;
3714 case QEMU_OPTION_trace:
3715 {
3716 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3717 if (!opts) {
3718 exit(1);
3719 }
3720 trace_events = qemu_opt_get(opts, "events");
3721 trace_file = qemu_opt_get(opts, "file");
3722 break;
3723 }
3724 case QEMU_OPTION_readconfig:
3725 {
3726 int ret = qemu_read_config_file(optarg);
3727 if (ret < 0) {
3728 fprintf(stderrstderr, "read config %s: %s\n", optarg,
3729 strerror(-ret));
3730 exit(1);
3731 }
3732 break;
3733 }
3734 case QEMU_OPTION_spice:
3735 olist = qemu_find_opts("spice");
3736 if (!olist) {
3737 fprintf(stderrstderr, "spice is not supported by this qemu build.\n");
3738 exit(1);
3739 }
3740 opts = qemu_opts_parse(olist, optarg, 0);
3741 if (!opts) {
3742 exit(1);
3743 }
3744 display_remote++;
3745 break;
3746 case QEMU_OPTION_writeconfig:
3747 {
3748 FILE *fp;
3749 if (strcmp(optarg, "-") == 0) {
3750 fp = stdoutstdout;
3751 } else {
3752 fp = fopen(optarg, "w");
3753 if (fp == NULL((void*)0)) {
3754 fprintf(stderrstderr, "open %s: %s\n", optarg, strerror(errno(*__errno_location ())));
3755 exit(1);
3756 }
3757 }
3758 qemu_config_write(fp);
3759 fclose(fp);
3760 break;
3761 }
3762 case QEMU_OPTION_qtest:
3763 qtest_chrdev = optarg;
3764 break;
3765 case QEMU_OPTION_qtest_log:
3766 qtest_log = optarg;
3767 break;
3768 case QEMU_OPTION_sandbox:
3769 opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3770 if (!opts) {
3771 exit(1);
3772 }
3773 break;
3774 case QEMU_OPTION_add_fd:
3775#ifndef _WIN32
3776 opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3777 if (!opts) {
3778 exit(1);
3779 }
3780#else
3781 error_report("File descriptor passing is disabled on this "
3782 "platform");
3783 exit(1);
3784#endif
3785 break;
3786 case QEMU_OPTION_object:
3787 opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3788 if (!opts) {
3789 exit(1);
3790 }
3791 break;
3792 case QEMU_OPTION_realtime:
3793 opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3794 if (!opts) {
3795 exit(1);
3796 }
3797 configure_realtime(opts);
3798 break;
3799 case QEMU_OPTION_msg:
3800 opts = qemu_opts_parse(qemu_find_opts("msg"), optarg, 0);
3801 if (!opts) {
3802 exit(1);
3803 }
3804 configure_msg(opts);
3805 break;
3806 default:
3807 os_parse_cmd_args(popt->index, optarg);
3808 }
3809 }
3810 }
3811 loc_set_none();
3812
3813 if (qemu_init_main_loop()) {
3814 fprintf(stderrstderr, "qemu_init_main_loop failed\n");
3815 exit(1);
3816 }
3817
3818 if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL((void*)0), 0)) {
3819 exit(1);
3820 }
3821
3822#ifndef _WIN32
3823 if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL((void*)0), 1)) {
3824 exit(1);
3825 }
3826
3827 if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL((void*)0), 1)) {
3828 exit(1);
3829 }
3830#endif
3831
3832 if (machine == NULL((void*)0)) {
3833 fprintf(stderrstderr, "No machine found.\n");
3834 exit(1);
3835 }
3836
3837 if (machine->hw_version) {
3838 qemu_set_version(machine->hw_version);
3839 }
3840
3841 if (qemu_opts_foreach(qemu_find_opts("object"),
3842 object_create, NULL((void*)0), 0) != 0) {
3843 exit(1);
3844 }
3845
3846 /* Init CPU def lists, based on config
3847 * - Must be called after all the qemu_read_config_file() calls
3848 * - Must be called before list_cpus()
3849 * - Must be called before machine->init()
3850 */
3851 cpudef_init();
3852
3853 if (cpu_model && is_help_option(cpu_model)) {
3854 list_cpus(stdoutstdout, &fprintf, cpu_model);
3855 exit(0);
3856 }
3857
3858 /* Open the logfile at this point, if necessary. We can't open the logfile
3859 * when encountering either of the logging options (-d or -D) because the
3860 * other one may be encountered later on the command line, changing the
3861 * location or level of logging.
3862 */
3863 if (log_mask) {
3864 int mask;
3865 if (log_file) {
3866 qemu_set_log_filename(log_file);
3867 }
3868
3869 mask = qemu_str_to_log_mask(log_mask);
3870 if (!mask) {
3871 qemu_print_log_usage(stdoutstdout);
3872 exit(1);
3873 }
3874 qemu_set_log(mask);
3875 }
3876
3877 if (!trace_backend_init(trace_events, trace_file)) {
3878 exit(1);
3879 }
3880
3881 /* If no data_dir is specified then try to find it relative to the
3882 executable path. */
3883 if (data_dir_idx < ARRAY_SIZE(data_dir)(sizeof(data_dir) / sizeof((data_dir)[0]))) {
3884 data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3885 if (data_dir[data_dir_idx] != NULL((void*)0)) {
3886 data_dir_idx++;
3887 }
3888 }
3889 /* If all else fails use the install path specified when building. */
3890 if (data_dir_idx < ARRAY_SIZE(data_dir)(sizeof(data_dir) / sizeof((data_dir)[0]))) {
3891 data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR"/usr/local/share/qemu";
3892 }
3893
3894 smp_parse(qemu_opts_find(qemu_find_opts("smp-opts"), NULL((void*)0)));
3895
3896 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3897 if (smp_cpus > machine->max_cpus) {
3898 fprintf(stderrstderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3899 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3900 machine->max_cpus);
3901 exit(1);
3902 }
3903
3904 /*
3905 * Get the default machine options from the machine if it is not already
3906 * specified either by the configuration file or by the command line.
3907 */
3908 if (machine->default_machine_opts) {
3909 qemu_opts_set_defaults(qemu_find_opts("machine"),
3910 machine->default_machine_opts, 0);
3911 }
3912
3913 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL((void*)0), 0);
3914 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL((void*)0), 0);
3915
3916 if (machine->no_serial) {
3917 default_serial = 0;
3918 }
3919 if (machine->no_parallel) {
3920 default_parallel = 0;
3921 }
3922 if (!machine->use_virtcon) {
3923 default_virtcon = 0;
3924 }
3925 if (!machine->use_sclp) {
3926 default_sclp = 0;
3927 }
3928 if (machine->no_floppy) {
3929 default_floppy = 0;
3930 }
3931 if (machine->no_cdrom) {
3932 default_cdrom = 0;
3933 }
3934 if (machine->no_sdcard) {
3935 default_sdcard = 0;
3936 }
3937
3938 if (is_daemonized()) {
3939 /* According to documentation and historically, -nographic redirects
3940 * serial port, parallel port and monitor to stdio, which does not work
3941 * with -daemonize. We can redirect these to null instead, but since
3942 * -nographic is legacy, let's just error out.
3943 * We disallow -nographic only if all other ports are not redirected
3944 * explicitly, to not break existing legacy setups which uses
3945 * -nographic _and_ redirects all ports explicitly - this is valid
3946 * usage, -nographic is just a no-op in this case.
3947 */
3948 if (display_type == DT_NOGRAPHIC
3949 && (default_parallel || default_serial
3950 || default_monitor || default_virtcon)) {
3951 fprintf(stderrstderr, "-nographic can not be used with -daemonize\n");
3952 exit(1);
3953 }
3954#ifdef CONFIG_CURSES1
3955 if (display_type == DT_CURSES) {
3956 fprintf(stderrstderr, "curses display can not be used with -daemonize\n");
3957 exit(1);
3958 }
3959#endif
3960 }
3961
3962 if (display_type == DT_NOGRAPHIC) {
3963 if (default_parallel)
3964 add_device_config(DEV_PARALLEL, "null");
3965 if (default_serial && default_monitor) {
3966 add_device_config(DEV_SERIAL, "mon:stdio");
3967 } else if (default_virtcon && default_monitor) {
3968 add_device_config(DEV_VIRTCON, "mon:stdio");
3969 } else if (default_sclp && default_monitor) {
3970 add_device_config(DEV_SCLP, "mon:stdio");
3971 } else {
3972 if (default_serial)
3973 add_device_config(DEV_SERIAL, "stdio");
3974 if (default_virtcon)
3975 add_device_config(DEV_VIRTCON, "stdio");
3976 if (default_sclp) {
3977 add_device_config(DEV_SCLP, "stdio");
3978 }
3979 if (default_monitor)
3980 monitor_parse("stdio", "readline");
3981 }
3982 } else {
3983 if (default_serial)
3984 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3985 if (default_parallel)
3986 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3987 if (default_monitor)
3988 monitor_parse("vc:80Cx24C", "readline");
3989 if (default_virtcon)
3990 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3991 if (default_sclp) {
3992 add_device_config(DEV_SCLP, "vc:80Cx24C");
3993 }
3994 }
3995
3996 if (display_type == DT_DEFAULT && !display_remote) {
3997#if defined(CONFIG_GTK1)
3998 display_type = DT_GTK;
3999#elif defined(CONFIG_SDL1) || defined(CONFIG_COCOA)
4000 display_type = DT_SDL;
4001#elif defined(CONFIG_VNC1)
4002 vnc_display = "localhost:0,to=99";
4003 show_vnc_port = 1;
4004#else
4005 display_type = DT_NONE;
4006#endif
4007 }
4008
4009 if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4010 fprintf(stderrstderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4011 "for SDL, ignoring option\n");
4012 }
4013 if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4014 fprintf(stderrstderr, "-no-quit is only valid for GTK and SDL, "
4015 "ignoring option\n");
4016 }
4017
4018#if defined(CONFIG_GTK1)
4019 if (display_type == DT_GTK) {
4020 early_gtk_display_init();
4021 }
4022#endif
4023
4024 socket_init();
4025
4026 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL((void*)0), 1) != 0)
4027 exit(1);
4028#ifdef CONFIG_VIRTFS1
4029 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL((void*)0), 1) != 0) {
4030 exit(1);
4031 }
4032#endif
4033
4034 os_daemonize();
4035
4036 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4037 os_pidfile_error();
4038 exit(1);
4039 }
4040
4041 /* init the memory */
4042 if (ram_size == 0) {
4043 ram_size = DEFAULT_RAM_SIZE128 * 1024 * 1024;
4044 }
4045
4046 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL((void*)0), 0)
4047 != 0) {
4048 exit(0);
4049 }
4050
4051 configure_accelerator();
4052
4053 if (qtest_chrdev) {
4054 qtest_init(qtest_chrdev, qtest_log);
4055 }
4056
4057 machine_opts = qemu_get_machine_opts();
4058 kernel_filename = qemu_opt_get(machine_opts, "kernel");
4059 initrd_filename = qemu_opt_get(machine_opts, "initrd");
4060 kernel_cmdline = qemu_opt_get(machine_opts, "append");
4061 bios_name = qemu_opt_get(machine_opts, "firmware");
4062
4063 boot_order = machine->default_boot_order;
4064 opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL((void*)0));
4065 if (opts) {
4066 char *normal_boot_order;
4067 const char *order, *once;
4068
4069 order = qemu_opt_get(opts, "order");
4070 if (order) {
4071 validate_bootdevices(order);
4072 boot_order = order;
4073 }
4074
4075 once = qemu_opt_get(opts, "once");
4076 if (once) {
4077 validate_bootdevices(once);
4078 normal_boot_order = g_strdup(boot_order);
4079 boot_order = once;
4080 qemu_register_reset(restore_boot_order, normal_boot_order);
4081 }
4082
4083 boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4084 boot_strict = qemu_opt_get_bool(opts, "strict", false0);
4085 }
4086
4087 if (!kernel_cmdline) {
4088 kernel_cmdline = "";
4089 }
4090
4091 linux_boot = (kernel_filename != NULL((void*)0));
4092
4093 if (!linux_boot && *kernel_cmdline != '\0') {
4094 fprintf(stderrstderr, "-append only allowed with -kernel option\n");
4095 exit(1);
4096 }
4097
4098 if (!linux_boot && initrd_filename != NULL((void*)0)) {
4099 fprintf(stderrstderr, "-initrd only allowed with -kernel option\n");
4100 exit(1);
4101 }
4102
4103 if (!linux_boot && qemu_opt_get(machine_opts, "dtb")) {
4104 fprintf(stderrstderr, "-dtb only allowed with -kernel option\n");
4105 exit(1);
4106 }
4107
4108 os_set_line_buffering();
4109
4110 qemu_init_cpu_loop();
4111 qemu_mutex_lock_iothread();
4112
4113#ifdef CONFIG_SPICE1
4114 /* spice needs the timers to be initialized by this point */
4115 qemu_spice_init();
4116#endif
4117
4118 if (icount_option && (kvm_enabled()(kvm_allowed) || xen_enabled())) {
4119 fprintf(stderrstderr, "-icount is not allowed with kvm or xen\n");
4120 exit(1);
4121 }
4122 configure_icount(icount_option);
4123
4124 /* clean up network at qemu process termination */
4125 atexit(&net_cleanup);
4126
4127 if (net_init_clients() < 0) {
4128 exit(1);
4129 }
4130
4131#ifdef CONFIG_TPM
4132 if (tpm_init() < 0) {
4133 exit(1);
4134 }
4135#endif
4136
4137 /* init the bluetooth world */
4138 if (foreach_device_config(DEV_BT, bt_parse))
4139 exit(1);
4140
4141 if (!xen_enabled()) {
4142 /* On 32-bit hosts, QEMU is limited by virtual address space */
4143 if (ram_size > (2047 << 20) && HOST_LONG_BITS64 == 32) {
4144 fprintf(stderrstderr, "qemu: at most 2047 MB RAM can be simulated\n");
4145 exit(1);
4146 }
4147 }
4148
4149 cpu_exec_init_all();
4150
4151 blk_mig_init();
4152
4153 /* open the virtual block devices */
4154 if (snapshot)
4155 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL((void*)0), 0);
4156 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4157 &machine->block_default_type, 1) != 0) {
4158 exit(1);
4159 }
4160
4161 default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4162 CDROM_OPTS"media=cdrom");
4163 default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS"");
4164 default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS"");
4165
4166 register_savevm_live(NULL((void*)0), "ram", 0, 4, &savevm_ram_handlers, NULL((void*)0));
4167
4168 if (nb_numa_nodes > 0) {
4169 int i;
4170
4171 if (nb_numa_nodes > MAX_NODES64) {
4172 nb_numa_nodes = MAX_NODES64;
4173 }
4174
4175 /* If no memory size if given for any node, assume the default case
4176 * and distribute the available memory equally across all nodes
4177 */
4178 for (i = 0; i < nb_numa_nodes; i++) {
4179 if (node_mem[i] != 0)
4180 break;
4181 }
4182 if (i == nb_numa_nodes) {
4183 uint64_t usedmem = 0;
4184
4185 /* On Linux, the each node's border has to be 8MB aligned,
4186 * the final node gets the rest.
4187 */
4188 for (i = 0; i < nb_numa_nodes - 1; i++) {
4189 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4190 usedmem += node_mem[i];
4191 }
4192 node_mem[i] = ram_size - usedmem;
4193 }
4194
4195 for (i = 0; i < nb_numa_nodes; i++) {
4196 if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS255)) {
4197 break;
4198 }
4199 }
4200 /* assigning the VCPUs round-robin is easier to implement, guest OSes
4201 * must cope with this anyway, because there are BIOSes out there in
4202 * real machines which also use this scheme.
4203 */
4204 if (i == nb_numa_nodes) {
4205 for (i = 0; i < max_cpus; i++) {
4206 set_bit(i, node_cpumask[i % nb_numa_nodes]);
4207 }
4208 }
4209 }
4210
4211 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL((void*)0), 1) != 0) {
4212 exit(1);
4213 }
4214
4215 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4216 exit(1);
4217 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4218 exit(1);
4219 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4220 exit(1);
4221 if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4222 exit(1);
4223 }
4224 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4225 exit(1);
4226
4227 /* If no default VGA is requested, the default is "none". */
4228 if (default_vga) {
4229 if (cirrus_vga_available()) {
4230 vga_model = "cirrus";
4231 } else if (vga_available()) {
4232 vga_model = "std";
4233 }
4234 }
4235 select_vgahw(vga_model);
4236
4237 if (watchdog) {
4238 i = select_watchdog(watchdog);
4239 if (i > 0)
4240 exit (i == 1 ? 1 : 0);
4241 }
4242
4243 if (machine->compat_props) {
4244 qdev_prop_register_global_list(machine->compat_props);
4245 }
4246 qemu_add_globals();
4247
4248 qdev_machine_init();
4249
4250 QEMUMachineInitArgs args = { .machine = machine,
4251 .ram_size = ram_size,
4252 .boot_order = boot_order,
4253 .kernel_filename = kernel_filename,
4254 .kernel_cmdline = kernel_cmdline,
4255 .initrd_filename = initrd_filename,
4256 .cpu_model = cpu_model };
4257 machine->init(&args);
4258
4259 audio_init();
4260
4261 cpu_synchronize_all_post_init();
4262
4263 set_numa_modes();
4264
4265 current_machine = machine;
4266
4267 /* init USB devices */
4268 if (usb_enabled(false0)) {
4269 if (foreach_device_config(DEV_USB, usb_parse) < 0)
4270 exit(1);
4271 }
4272
4273 /* init generic devices */
4274 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL((void*)0), 1) != 0)
4275 exit(1);
4276
4277 net_check_clients();
4278
4279 ds = init_displaystate();
4280
4281 /* init local displays */
4282 switch (display_type) {
4283 case DT_NOGRAPHIC:
4284 (void)ds; /* avoid warning if no display is configured */
4285 break;
4286#if defined(CONFIG_CURSES1)
4287 case DT_CURSES:
4288 curses_display_init(ds, full_screen);
4289 break;
4290#endif
4291#if defined(CONFIG_SDL1)
4292 case DT_SDL:
4293 sdl_display_init(ds, full_screen, no_frame);
4294 break;
4295#elif defined(CONFIG_COCOA)
4296 case DT_SDL:
4297 cocoa_display_init(ds, full_screen);
4298 break;
4299#endif
4300#if defined(CONFIG_GTK1)
4301 case DT_GTK:
4302 gtk_display_init(ds, full_screen);
4303 break;
4304#endif
4305 default:
4306 break;
4307 }
4308
4309 /* must be after terminal init, SDL library changes signal handlers */
4310 os_setup_signal_handling();
4311
4312#ifdef CONFIG_VNC1
4313 /* init remote displays */
4314 if (vnc_display) {
4315 Error *local_err = NULL((void*)0);
4316 vnc_display_init(ds);
4317 vnc_display_open(ds, vnc_display, &local_err);
4318 if (local_err != NULL((void*)0)) {
4319 error_report("Failed to start VNC server on `%s': %s",
4320 vnc_display, error_get_pretty(local_err));
4321 error_free(local_err);
4322 exit(1);
4323 }
4324
4325 if (show_vnc_port) {
4326 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4327 }
4328 }
4329#endif
4330#ifdef CONFIG_SPICE1
4331 if (using_spice) {
4332 qemu_spice_display_init();
4333 }
4334#endif
4335
4336 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4337 exit(1);
4338 }
4339
4340 qdev_machine_creation_done();
4341
4342 if (rom_load_all() != 0) {
4343 fprintf(stderrstderr, "rom loading failed\n");
4344 exit(1);
4345 }
4346
4347 /* TODO: once all bus devices are qdevified, this should be done
4348 * when bus is created by qdev.c */
4349 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4350 qemu_run_machine_init_done_notifiers();
4351
4352 /* Done notifiers can load ROMs */
4353 rom_load_done();
4354
4355 qemu_system_reset(VMRESET_SILENT0);
4356 if (loadvm) {
4357 if (load_vmstate(loadvm) < 0) {
4358 autostart = 0;
4359 }
4360 }
4361
4362 if (incoming) {
4363 Error *local_err = NULL((void*)0);
4364 qemu_start_incoming_migration(incoming, &local_err);
4365 if (local_err) {
4366 error_report("-incoming %s: %s", incoming,
4367 error_get_pretty(local_err));
4368 error_free(local_err);
4369 exit(1);
4370 }
4371 } else if (autostart) {
4372 vm_start();
4373 }
4374
4375 os_setup_post();
4376
4377 main_loop();
4378 bdrv_close_all();
4379 pause_all_vcpus();
4380 res_free();
4381#ifdef CONFIG_TPM
4382 tpm_cleanup();
4383#endif
4384
4385 return 0;
4386}