Bug Summary

File:vl.c
Location:line 1069, column 40
Description:Pass-by-value argument in function call is undefined

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
32/* Needed early for CONFIG_BSD etc. */
33#include "config-host.h"
34
35#ifndef _WIN32
36#include <libgen.h>
37#include <sys/times.h>
38#include <sys/wait.h>
39#include <termios.h>
40#include <sys/mman.h>
41#include <sys/ioctl.h>
42#include <sys/resource.h>
43#include <sys/socket.h>
44#include <netinet/in.h>
45#include <net/if.h>
46#include <arpa/inet.h>
47#include <dirent.h>
48#include <netdb.h>
49#include <sys/select.h>
50
51#ifdef CONFIG_BSD
52#include <sys/stat.h>
53#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
54#include <sys/sysctl.h>
55#else
56#include <util.h>
57#endif
58#else
59#ifdef __linux__1
60#include <malloc.h>
61
62#include <linux1/ppdev.h>
63#include <linux1/parport.h>
64#endif
65#ifdef __sun__
66#include <sys/stat.h>
67#include <sys/ethernet.h>
68#include <sys/sockio.h>
69#include <netinet/arp.h>
70#include <netinet/in_systm.h>
71#include <netinet/ip.h>
72#include <netinet/ip_icmp.h> // must come after ip.h
73#include <netinet/udp.h>
74#include <netinet/tcp.h>
75#include <net/if.h>
76#include <syslog.h>
77#include <stropts.h>
78#endif
79#endif
80#endif
81
82#if defined(CONFIG_VDE)
83#include <libvdeplug.h>
84#endif
85
86#ifdef _WIN32
87#include <windows.h>
88#endif
89
90#ifdef CONFIG_SDL1
91#if defined(__APPLE__) || defined(main)
92#include <SDL.h>
93int qemu_main(int argc, char **argv, char **envp);
94int main(int argc, char **argv)
95{
96 return qemu_main(argc, argv, NULL((void*)0));
97}
98#undef main
99#define main qemu_main
100#endif
101#endif /* CONFIG_SDL */
102
103#ifdef CONFIG_COCOA
104#undef main
105#define main qemu_main
106#endif /* CONFIG_COCOA */
107
108#include <glib.h>
109
110#include "hw/hw.h"
111#include "hw/boards.h"
112#include "hw/usb.h"
113#include "hw/pcmcia.h"
114#include "hw/pc.h"
115#include "hw/isa.h"
116#include "hw/baum.h"
117#include "hw/bt.h"
118#include "hw/watchdog.h"
119#include "hw/smbios.h"
120#include "hw/xen.h"
121#include "hw/qdev.h"
122#include "hw/loader.h"
123#include "bt-host.h"
124#include "net.h"
125#include "net/slirp.h"
126#include "monitor.h"
127#include "console.h"
128#include "sysemu.h"
129#include "gdbstub.h"
130#include "qemu-timer.h"
131#include "qemu-char.h"
132#include "cache-utils.h"
133#include "block.h"
134#include "blockdev.h"
135#include "block-migration.h"
136#include "dma.h"
137#include "audio/audio.h"
138#include "migration.h"
139#include "kvm.h"
140#include "qjson.h"
141#include "qemu-option.h"
142#include "qemu-config.h"
143#include "qemu-options.h"
144#include "qmp-commands.h"
145#include "main-loop.h"
146#ifdef CONFIG_VIRTFS1
147#include "fsdev/qemu-fsdev.h"
148#endif
149#include "qtest.h"
150
151#include "disas.h"
152
153#include "qemu_socket.h"
154
155#include "slirp/libslirp.h"
156
157#include "trace.h"
158#include "trace/control.h"
159#include "qemu-queue.h"
160#include "cpus.h"
161#include "arch_init.h"
162
163#include "ui/qemu-spice.h"
164
165//#define DEBUG_NET
166//#define DEBUG_SLIRP
167
168#define DEFAULT_RAM_SIZE128 128
169
170#define MAX_VIRTIO_CONSOLES1 1
171
172static const char *data_dir;
173const char *bios_name = NULL((void*)0);
174enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
175DisplayType display_type = DT_DEFAULT;
176int display_remote = 0;
177const char* keyboard_layout = NULL((void*)0);
178ram_addr_t ram_size;
179const char *mem_path = NULL((void*)0);
180#ifdef MAP_POPULATE0x08000
181int mem_prealloc = 0; /* force preallocation of physical target memory */
182#endif
183int nb_nics;
184NICInfo nd_table[MAX_NICS8];
185int autostart;
186static int rtc_utc = 1;
187static int rtc_date_offset = -1; /* -1 means no change */
188QEMUClock *rtc_clock;
189int vga_interface_type = VGA_NONE;
190static int full_screen = 0;
191#ifdef CONFIG_SDL1
192static int no_frame = 0;
193#endif
194int no_quit = 0;
195CharDriverState *serial_hds[MAX_SERIAL_PORTS4];
196CharDriverState *parallel_hds[MAX_PARALLEL_PORTS3];
197CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES1];
198int win2k_install_hack = 0;
199int usb_enabled = 0;
200int singlestep = 0;
201int smp_cpus = 1;
202int max_cpus = 0;
203int smp_cores = 1;
204int smp_threads = 1;
205#ifdef CONFIG_VNC1
206const char *vnc_display;
207#endif
208int acpi_enabled = 1;
209int no_hpet = 0;
210int fd_bootchk = 1;
211int no_reboot = 0;
212int no_shutdown = 0;
213int cursor_hide = 1;
214int graphic_rotate = 0;
215const char *watchdog;
216QEMUOptionRom option_rom[MAX_OPTION_ROMS16];
217int nb_option_roms;
218int semihosting_enabled = 0;
219int old_param = 0;
220const char *qemu_name;
221int alt_grab = 0;
222int ctrl_grab = 0;
223unsigned int nb_prom_envs = 0;
224const char *prom_envs[MAX_PROM_ENVS128];
225int boot_menu;
226uint8_t *boot_splash_filedata;
227int boot_splash_filedata_size;
228uint8_t qemu_extra_params_fw[2];
229
230typedef struct FWBootEntry FWBootEntry;
231
232struct FWBootEntry {
233 QTAILQ_ENTRY(FWBootEntry)struct { struct FWBootEntry *tqe_next; struct FWBootEntry * *
tqe_prev; } link;
234 int32_t bootindex;
235 DeviceState *dev;
236 char *suffix;
237};
238
239QTAILQ_HEAD(, FWBootEntry)struct { struct FWBootEntry *tqh_first; struct FWBootEntry * *
tqh_last; } fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order){ ((void*)0), &(fw_boot_order).tqh_first };
240
241int nb_numa_nodes;
242uint64_t node_mem[MAX_NODES64];
243uint64_t node_cpumask[MAX_NODES64];
244
245uint8_t qemu_uuid[16];
246
247static QEMUBootSetHandler *boot_set_handler;
248static void *boot_set_opaque;
249
250static NotifierList exit_notifiers =
251 NOTIFIER_LIST_INITIALIZER(exit_notifiers){ { ((void*)0) } };
252
253static NotifierList machine_init_done_notifiers =
254 NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers){ { ((void*)0) } };
255
256static int tcg_allowed = 1;
257int kvm_allowed = 0;
258int xen_allowed = 0;
259uint32_t xen_domid;
260enum xen_mode xen_mode = XEN_EMULATE;
261static int tcg_tb_size;
262
263static int default_serial = 1;
264static int default_parallel = 1;
265static int default_virtcon = 1;
266static int default_monitor = 1;
267static int default_floppy = 1;
268static int default_cdrom = 1;
269static int default_sdcard = 1;
270static int default_vga = 1;
271
272static struct {
273 const char *driver;
274 int *flag;
275} default_list[] = {
276 { .driver = "isa-serial", .flag = &default_serial },
277 { .driver = "isa-parallel", .flag = &default_parallel },
278 { .driver = "isa-fdc", .flag = &default_floppy },
279 { .driver = "ide-cd", .flag = &default_cdrom },
280 { .driver = "ide-hd", .flag = &default_cdrom },
281 { .driver = "ide-drive", .flag = &default_cdrom },
282 { .driver = "scsi-cd", .flag = &default_cdrom },
283 { .driver = "virtio-serial-pci", .flag = &default_virtcon },
284 { .driver = "virtio-serial-s390", .flag = &default_virtcon },
285 { .driver = "virtio-serial", .flag = &default_virtcon },
286 { .driver = "VGA", .flag = &default_vga },
287 { .driver = "isa-vga", .flag = &default_vga },
288 { .driver = "cirrus-vga", .flag = &default_vga },
289 { .driver = "isa-cirrus-vga", .flag = &default_vga },
290 { .driver = "vmware-svga", .flag = &default_vga },
291 { .driver = "qxl-vga", .flag = &default_vga },
292};
293
294static void res_free(void)
295{
296 if (boot_splash_filedata != NULL((void*)0)) {
297 g_free(boot_splash_filedata);
298 boot_splash_filedata = NULL((void*)0);
299 }
300}
301
302static int default_driver_check(QemuOpts *opts, void *opaque)
303{
304 const char *driver = qemu_opt_get(opts, "driver");
305 int i;
306
307 if (!driver)
308 return 0;
309 for (i = 0; i < ARRAY_SIZE(default_list)(sizeof(default_list) / sizeof((default_list)[0])); i++) {
310 if (strcmp(default_list[i].driver, driver) != 0)
311 continue;
312 *(default_list[i].flag) = 0;
313 }
314 return 0;
315}
316
317/***********************************************************/
318/* QEMU state */
319
320static RunState current_run_state = RUN_STATE_PRELAUNCH;
321
322typedef struct {
323 RunState from;
324 RunState to;
325} RunStateTransition;
326
327static const RunStateTransition runstate_transitions_def[] = {
328 /* from -> to */
329 { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
330
331 { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
332 { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
333
334 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
335 { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
336
337 { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
338 { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
339
340 { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
341 { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
342
343 { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
344 { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
345
346 { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
347 { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
348 { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
349
350 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
351 { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
352
353 { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
354
355 { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
356 { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
357 { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
358 { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
359 { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
360 { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
361 { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
362 { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
363 { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
364
365 { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
366
367 { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
368 { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
369
370 { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
371 { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
372 { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
373 { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
374
375 { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
376 { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
377
378 { RUN_STATE_MAX, RUN_STATE_MAX },
379};
380
381static bool_Bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
382
383bool_Bool runstate_check(RunState state)
384{
385 return current_run_state == state;
386}
387
388void runstate_init(void)
389{
390 const RunStateTransition *p;
391
392 memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
393
394 for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
395 runstate_valid_transitions[p->from][p->to] = true1;
396 }
397}
398
399/* This function will abort() on invalid state transitions */
400void runstate_set(RunState new_state)
401{
402 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"
, 402, __PRETTY_FUNCTION__));
403
404 if (!runstate_valid_transitions[current_run_state][new_state]) {
405 fprintf(stderrstderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
406 RunState_lookup[current_run_state],
407 RunState_lookup[new_state]);
408 abort();
409 }
410
411 current_run_state = new_state;
412}
413
414int runstate_is_running(void)
415{
416 return runstate_check(RUN_STATE_RUNNING);
417}
418
419StatusInfo *qmp_query_status(Error **errp)
420{
421 StatusInfo *info = g_malloc0(sizeof(*info));
422
423 info->running = runstate_is_running();
424 info->singlestep = singlestep;
425 info->status = current_run_state;
426
427 return info;
428}
429
430/***********************************************************/
431/* real time host monotonic timer */
432
433/***********************************************************/
434/* host time/date access */
435void qemu_get_timedate(struct tm *tm, int offset)
436{
437 time_t ti;
438 struct tm *ret;
439
440 time(&ti);
441 ti += offset;
442 if (rtc_date_offset == -1) {
443 if (rtc_utc)
444 ret = gmtime(&ti);
445 else
446 ret = localtime(&ti);
447 } else {
448 ti -= rtc_date_offset;
449 ret = gmtime(&ti);
450 }
451
452 memcpy(tm, ret, sizeof(struct tm));
453}
454
455int qemu_timedate_diff(struct tm *tm)
456{
457 time_t seconds;
458
459 if (rtc_date_offset == -1)
460 if (rtc_utc)
461 seconds = mktimegm(tm);
462 else {
463 struct tm tmp = *tm;
464 tmp.tm_isdst = -1; /* use timezone to figure it out */
465 seconds = mktime(&tmp);
466 }
467 else
468 seconds = mktimegm(tm) + rtc_date_offset;
469
470 return seconds - time(NULL((void*)0));
471}
472
473void rtc_change_mon_event(struct tm *tm)
474{
475 QObject *data;
476
477 data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
478 monitor_protocol_event(QEVENT_RTC_CHANGE, data);
479 qobject_decref(data);
480}
481
482static void configure_rtc_date_offset(const char *startdate, int legacy)
483{
484 time_t rtc_start_date;
485 struct tm tm;
486
487 if (!strcmp(startdate, "now") && legacy) {
488 rtc_date_offset = -1;
489 } else {
490 if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
491 &tm.tm_year,
492 &tm.tm_mon,
493 &tm.tm_mday,
494 &tm.tm_hour,
495 &tm.tm_min,
496 &tm.tm_sec) == 6) {
497 /* OK */
498 } else if (sscanf(startdate, "%d-%d-%d",
499 &tm.tm_year,
500 &tm.tm_mon,
501 &tm.tm_mday) == 3) {
502 tm.tm_hour = 0;
503 tm.tm_min = 0;
504 tm.tm_sec = 0;
505 } else {
506 goto date_fail;
507 }
508 tm.tm_year -= 1900;
509 tm.tm_mon--;
510 rtc_start_date = mktimegm(&tm);
511 if (rtc_start_date == -1) {
512 date_fail:
513 fprintf(stderrstderr, "Invalid date format. Valid formats are:\n"
514 "'2006-06-17T16:01:21' or '2006-06-17'\n");
515 exit(1);
516 }
517 rtc_date_offset = time(NULL((void*)0)) - rtc_start_date;
518 }
519}
520
521static void configure_rtc(QemuOpts *opts)
522{
523 const char *value;
524
525 value = qemu_opt_get(opts, "base");
526 if (value) {
527 if (!strcmp(value, "utc")) {
528 rtc_utc = 1;
529 } else if (!strcmp(value, "localtime")) {
530 rtc_utc = 0;
531 } else {
532 configure_rtc_date_offset(value, 0);
533 }
534 }
535 value = qemu_opt_get(opts, "clock");
536 if (value) {
537 if (!strcmp(value, "host")) {
538 rtc_clock = host_clock;
539 } else if (!strcmp(value, "rt")) {
540 rtc_clock = rt_clock;
541 } else if (!strcmp(value, "vm")) {
542 rtc_clock = vm_clock;
543 } else {
544 fprintf(stderrstderr, "qemu: invalid option value '%s'\n", value);
545 exit(1);
546 }
547 }
548 value = qemu_opt_get(opts, "driftfix");
549 if (value) {
550 if (!strcmp(value, "slew")) {
551 static GlobalProperty slew_lost_ticks[] = {
552 {
553 .driver = "mc146818rtc",
554 .property = "lost_tick_policy",
555 .value = "slew",
556 },
557 { /* end of list */ }
558 };
559
560 qdev_prop_register_global_list(slew_lost_ticks);
561 } else if (!strcmp(value, "none")) {
562 /* discard is default */
563 } else {
564 fprintf(stderrstderr, "qemu: invalid option value '%s'\n", value);
565 exit(1);
566 }
567 }
568}
569
570/***********************************************************/
571/* Bluetooth support */
572static int nb_hcis;
573static int cur_hci;
574static struct HCIInfo *hci_table[MAX_NICS8];
575
576static struct bt_vlan_s {
577 struct bt_scatternet_s net;
578 int id;
579 struct bt_vlan_s *next;
580} *first_bt_vlan;
581
582/* find or alloc a new bluetooth "VLAN" */
583static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
584{
585 struct bt_vlan_s **pvlan, *vlan;
586 for (vlan = first_bt_vlan; vlan != NULL((void*)0); vlan = vlan->next) {
587 if (vlan->id == id)
588 return &vlan->net;
589 }
590 vlan = g_malloc0(sizeof(struct bt_vlan_s));
591 vlan->id = id;
592 pvlan = &first_bt_vlan;
593 while (*pvlan != NULL((void*)0))
594 pvlan = &(*pvlan)->next;
595 *pvlan = vlan;
596 return &vlan->net;
597}
598
599static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
600{
601}
602
603static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
604{
605 return -ENOTSUP95;
606}
607
608static struct HCIInfo null_hci = {
609 .cmd_send = null_hci_send,
610 .sco_send = null_hci_send,
611 .acl_send = null_hci_send,
612 .bdaddr_set = null_hci_addr_set,
613};
614
615struct HCIInfo *qemu_next_hci(void)
616{
617 if (cur_hci == nb_hcis)
618 return &null_hci;
619
620 return hci_table[cur_hci++];
621}
622
623static struct HCIInfo *hci_init(const char *str)
624{
625 char *endp;
626 struct bt_scatternet_s *vlan = 0;
627
628 if (!strcmp(str, "null"))
629 /* null */
630 return &null_hci;
631 else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
632 /* host[:hciN] */
633 return bt_host_hci(str[4] ? str + 5 : "hci0");
634 else if (!strncmp(str, "hci", 3)) {
635 /* hci[,vlan=n] */
636 if (str[3]) {
637 if (!strncmp(str + 3, ",vlan=", 6)) {
638 vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
639 if (*endp)
640 vlan = 0;
641 }
642 } else
643 vlan = qemu_find_bt_vlan(0);
644 if (vlan)
645 return bt_new_hci(vlan);
646 }
647
648 fprintf(stderrstderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
649
650 return 0;
651}
652
653static int bt_hci_parse(const char *str)
654{
655 struct HCIInfo *hci;
656 bdaddr_t bdaddr;
657
658 if (nb_hcis >= MAX_NICS8) {
659 fprintf(stderrstderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS8);
660 return -1;
661 }
662
663 hci = hci_init(str);
664 if (!hci)
665 return -1;
666
667 bdaddr.b[0] = 0x52;
668 bdaddr.b[1] = 0x54;
669 bdaddr.b[2] = 0x00;
670 bdaddr.b[3] = 0x12;
671 bdaddr.b[4] = 0x34;
672 bdaddr.b[5] = 0x56 + nb_hcis;
673 hci->bdaddr_set(hci, bdaddr.b);
674
675 hci_table[nb_hcis++] = hci;
676
677 return 0;
678}
679
680static void bt_vhci_add(int vlan_id)
681{
682 struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
683
684 if (!vlan->slave)
685 fprintf(stderrstderr, "qemu: warning: adding a VHCI to "
686 "an empty scatternet %i\n", vlan_id);
687
688 bt_vhci_init(bt_new_hci(vlan));
689}
690
691static struct bt_device_s *bt_device_add(const char *opt)
692{
693 struct bt_scatternet_s *vlan;
694 int vlan_id = 0;
695 char *endp = strstr(opt, ",vlan=");
696 int len = (endp ? endp - opt : strlen(opt)) + 1;
697 char devname[10];
698
699 pstrcpy(devname, MIN(sizeof(devname), len)(((sizeof(devname)) < (len)) ? (sizeof(devname)) : (len)), opt);
700
701 if (endp) {
702 vlan_id = strtol(endp + 6, &endp, 0);
703 if (*endp) {
704 fprintf(stderrstderr, "qemu: unrecognised bluetooth vlan Id\n");
705 return 0;
706 }
707 }
708
709 vlan = qemu_find_bt_vlan(vlan_id);
710
711 if (!vlan->slave)
712 fprintf(stderrstderr, "qemu: warning: adding a slave device to "
713 "an empty scatternet %i\n", vlan_id);
714
715 if (!strcmp(devname, "keyboard"))
716 return bt_keyboard_init(vlan);
717
718 fprintf(stderrstderr, "qemu: unsupported bluetooth device `%s'\n", devname);
719 return 0;
720}
721
722static int bt_parse(const char *opt)
723{
724 const char *endp, *p;
725 int vlan;
726
727 if (strstart(opt, "hci", &endp)) {
728 if (!*endp || *endp == ',') {
729 if (*endp)
730 if (!strstart(endp, ",vlan=", 0))
731 opt = endp + 1;
732
733 return bt_hci_parse(opt);
734 }
735 } else if (strstart(opt, "vhci", &endp)) {
736 if (!*endp || *endp == ',') {
737 if (*endp) {
738 if (strstart(endp, ",vlan=", &p)) {
739 vlan = strtol(p, (char **) &endp, 0);
740 if (*endp) {
741 fprintf(stderrstderr, "qemu: bad scatternet '%s'\n", p);
742 return 1;
743 }
744 } else {
745 fprintf(stderrstderr, "qemu: bad parameter '%s'\n", endp + 1);
746 return 1;
747 }
748 } else
749 vlan = 0;
750
751 bt_vhci_add(vlan);
752 return 0;
753 }
754 } else if (strstart(opt, "device:", &endp))
755 return !bt_device_add(endp);
756
757 fprintf(stderrstderr, "qemu: bad bluetooth parameter '%s'\n", opt);
758 return 1;
759}
760
761/***********************************************************/
762/* QEMU Block devices */
763
764#define HD_OPTS"media=disk" "media=disk"
765#define CDROM_OPTS"media=cdrom" "media=cdrom"
766#define FD_OPTS"" ""
767#define PFLASH_OPTS"" ""
768#define MTD_OPTS"" ""
769#define SD_OPTS"" ""
770
771static int drive_init_func(QemuOpts *opts, void *opaque)
772{
773 int *use_scsi = opaque;
774
775 return drive_init(opts, *use_scsi) == NULL((void*)0);
776}
777
778static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
779{
780 if (NULL((void*)0) == qemu_opt_get(opts, "snapshot")) {
781 qemu_opt_set(opts, "snapshot", "on");
782 }
783 return 0;
784}
785
786static void default_drive(int enable, int snapshot, int use_scsi,
787 BlockInterfaceType type, int index,
788 const char *optstr)
789{
790 QemuOpts *opts;
791
792 if (type == IF_DEFAULT) {
793 type = use_scsi ? IF_SCSI : IF_IDE;
794 }
795
796 if (!enable || drive_get_by_index(type, index)) {
797 return;
798 }
799
800 opts = drive_add(type, index, NULL((void*)0), optstr);
801 if (snapshot) {
802 drive_enable_snapshot(opts, NULL((void*)0));
803 }
804 if (!drive_init(opts, use_scsi)) {
805 exit(1);
806 }
807}
808
809void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
810{
811 boot_set_handler = func;
812 boot_set_opaque = opaque;
813}
814
815int qemu_boot_set(const char *boot_devices)
816{
817 if (!boot_set_handler) {
818 return -EINVAL22;
819 }
820 return boot_set_handler(boot_set_opaque, boot_devices);
821}
822
823static void validate_bootdevices(char *devices)
824{
825 /* We just do some generic consistency checks */
826 const char *p;
827 int bitmap = 0;
828
829 for (p = devices; *p != '\0'; p++) {
830 /* Allowed boot devices are:
831 * a-b: floppy disk drives
832 * c-f: IDE disk drives
833 * g-m: machine implementation dependent drives
834 * n-p: network devices
835 * It's up to each machine implementation to check if the given boot
836 * devices match the actual hardware implementation and firmware
837 * features.
838 */
839 if (*p < 'a' || *p > 'p') {
840 fprintf(stderrstderr, "Invalid boot device '%c'\n", *p);
841 exit(1);
842 }
843 if (bitmap & (1 << (*p - 'a'))) {
844 fprintf(stderrstderr, "Boot device '%c' was given twice\n", *p);
845 exit(1);
846 }
847 bitmap |= 1 << (*p - 'a');
848 }
849}
850
851static void restore_boot_devices(void *opaque)
852{
853 char *standard_boot_devices = opaque;
854 static int first = 1;
855
856 /* Restore boot order and remove ourselves after the first boot */
857 if (first) {
858 first = 0;
859 return;
860 }
861
862 qemu_boot_set(standard_boot_devices);
863
864 qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
865 g_free(standard_boot_devices);
866}
867
868void add_boot_device_path(int32_t bootindex, DeviceState *dev,
869 const char *suffix)
870{
871 FWBootEntry *node, *i;
872
873 if (bootindex < 0) {
874 return;
875 }
876
877 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"
, 877, __PRETTY_FUNCTION__));
878
879 node = g_malloc0(sizeof(FWBootEntry));
880 node->bootindex = bootindex;
881 node->suffix = suffix ? g_strdup(suffix) : NULL((void*)0);
882 node->dev = dev;
883
884 QTAILQ_FOREACH(i, &fw_boot_order, link)for ((i) = ((&fw_boot_order)->tqh_first); (i); (i) = (
(i)->link.tqe_next)) {
885 if (i->bootindex == bootindex) {
886 fprintf(stderrstderr, "Two devices with same boot index %d\n", bootindex);
887 exit(1);
888 } else if (i->bootindex < bootindex) {
889 continue;
890 }
891 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);
892 return;
893 }
894 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);
895}
896
897/*
898 * This function returns null terminated string that consist of new line
899 * separated device paths.
900 *
901 * memory pointed by "size" is assigned total length of the array in bytes
902 *
903 */
904char *get_boot_devices_list(uint32_t *size)
905{
906 FWBootEntry *i;
907 uint32_t total = 0;
908 char *list = NULL((void*)0);
909
910 QTAILQ_FOREACH(i, &fw_boot_order, link)for ((i) = ((&fw_boot_order)->tqh_first); (i); (i) = (
(i)->link.tqe_next)) {
911 char *devpath = NULL((void*)0), *bootpath;
912 int len;
913
914 if (i->dev) {
915 devpath = qdev_get_fw_dev_path(i->dev);
916 assert(devpath)((devpath) ? (void) (0) : __assert_fail ("devpath", "/home/stefan/src/qemu/qemu.org/qemu/vl.c"
, 916, __PRETTY_FUNCTION__));
917 }
918
919 if (i->suffix && devpath) {
920 size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
921
922 bootpath = g_malloc(bootpathlen);
923 snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
924 g_free(devpath);
925 } else if (devpath) {
926 bootpath = devpath;
927 } else {
928 assert(i->suffix)((i->suffix) ? (void) (0) : __assert_fail ("i->suffix",
"/home/stefan/src/qemu/qemu.org/qemu/vl.c", 928, __PRETTY_FUNCTION__
));
929 bootpath = g_strdup(i->suffix);
930 }
931
932 if (total) {
933 list[total-1] = '\n';
934 }
935 len = strlen(bootpath) + 1;
936 list = g_realloc(list, total + len);
937 memcpy(&list[total], bootpath, len);
938 total += len;
939 g_free(bootpath);
940 }
941
942 *size = total;
943
944 return list;
945}
946
947static void numa_add(const char *optarg)
948{
949 char option[128];
950 char *endptr;
951 unsigned long long value, endvalue;
952 int nodenr;
953
954 optarg = get_opt_name(option, 128, optarg, ',') + 1;
955 if (!strcmp(option, "node")) {
956 if (get_param_value(option, 128, "nodeid", optarg) == 0) {
957 nodenr = nb_numa_nodes;
958 } else {
959 nodenr = strtoull(option, NULL((void*)0), 10);
960 }
961
962 if (get_param_value(option, 128, "mem", optarg) == 0) {
963 node_mem[nodenr] = 0;
964 } else {
965 int64_t sval;
966 sval = strtosz(option, &endptr);
967 if (sval < 0 || *endptr) {
968 fprintf(stderrstderr, "qemu: invalid numa mem size: %s\n", optarg);
969 exit(1);
970 }
971 node_mem[nodenr] = sval;
972 }
973 if (get_param_value(option, 128, "cpus", optarg) == 0) {
974 node_cpumask[nodenr] = 0;
975 } else {
976 value = strtoull(option, &endptr, 10);
977 if (value >= 64) {
978 value = 63;
979 fprintf(stderrstderr, "only 64 CPUs in NUMA mode supported.\n");
980 } else {
981 if (*endptr == '-') {
982 endvalue = strtoull(endptr+1, &endptr, 10);
983 if (endvalue >= 63) {
984 endvalue = 62;
985 fprintf(stderrstderr,
986 "only 63 CPUs in NUMA mode supported.\n");
987 }
988 value = (2ULL << endvalue) - (1ULL << value);
989 } else {
990 value = 1ULL << value;
991 }
992 }
993 node_cpumask[nodenr] = value;
994 }
995 nb_numa_nodes++;
996 }
997 return;
998}
999
1000static void smp_parse(const char *optarg)
1001{
1002 int smp, sockets = 0, threads = 0, cores = 0;
1003 char *endptr;
1004 char option[128];
1005
1006 smp = strtoul(optarg, &endptr, 10);
1007 if (endptr != optarg) {
1008 if (*endptr == ',') {
1009 endptr++;
1010 }
1011 }
1012 if (get_param_value(option, 128, "sockets", endptr) != 0)
1013 sockets = strtoull(option, NULL((void*)0), 10);
1014 if (get_param_value(option, 128, "cores", endptr) != 0)
1015 cores = strtoull(option, NULL((void*)0), 10);
1016 if (get_param_value(option, 128, "threads", endptr) != 0)
1017 threads = strtoull(option, NULL((void*)0), 10);
1018 if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1019 max_cpus = strtoull(option, NULL((void*)0), 10);
1020
1021 /* compute missing values, prefer sockets over cores over threads */
1022 if (smp == 0 || sockets == 0) {
1023 sockets = sockets > 0 ? sockets : 1;
1024 cores = cores > 0 ? cores : 1;
1025 threads = threads > 0 ? threads : 1;
1026 if (smp == 0) {
1027 smp = cores * threads * sockets;
1028 }
1029 } else {
1030 if (cores == 0) {
1031 threads = threads > 0 ? threads : 1;
1032 cores = smp / (sockets * threads);
1033 } else {
1034 threads = smp / (cores * sockets);
1035 }
1036 }
1037 smp_cpus = smp;
1038 smp_cores = cores > 0 ? cores : 1;
1039 smp_threads = threads > 0 ? threads : 1;
1040 if (max_cpus == 0)
1041 max_cpus = smp_cpus;
1042}
1043
1044/***********************************************************/
1045/* USB devices */
1046
1047static int usb_device_add(const char *devname)
1048{
1049 const char *p;
1
Variable 'p' declared without an initial value
1050 USBDevice *dev = NULL((void*)0);
1051
1052 if (!usb_enabled)
2
Taking false branch
1053 return -1;
1054
1055 /* drivers with .usbdevice_name entry in USBDeviceInfo */
1056 dev = usbdevice_create(devname);
1057 if (dev)
3
Taking false branch
1058 goto done;
1059
1060 /* the other ones */
1061#ifndef CONFIG_LINUX1
1062 /* only the linux version is qdev-ified, usb-bsd still needs this */
1063 if (strstart(devname, "host:", &p)) {
1064 dev = usb_host_device_open(usb_bus_find(-1), p);
1065 } else
1066#endif
1067 if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
4
Taking true branch
1068 dev = usb_bt_init(usb_bus_find(-1),
1069 devname[2] ? hci_init(p)
5
'?' condition is true
6
Pass-by-value argument in function call is undefined
1070 : bt_new_hci(qemu_find_bt_vlan(0)));
1071 } else {
1072 return -1;
1073 }
1074 if (!dev)
1075 return -1;
1076
1077done:
1078 return 0;
1079}
1080
1081static int usb_device_del(const char *devname)
1082{
1083 int bus_num, addr;
1084 const char *p;
1085
1086 if (strstart(devname, "host:", &p))
1087 return usb_host_device_close(p);
1088
1089 if (!usb_enabled)
1090 return -1;
1091
1092 p = strchr(devname, '.');
1093 if (!p)
1094 return -1;
1095 bus_num = strtoul(devname, NULL((void*)0), 0);
1096 addr = strtoul(p + 1, NULL((void*)0), 0);
1097
1098 return usb_device_delete_addr(bus_num, addr);
1099}
1100
1101static int usb_parse(const char *cmdline)
1102{
1103 int r;
1104 r = usb_device_add(cmdline);
1105 if (r < 0) {
1106 fprintf(stderrstderr, "qemu: could not add USB device '%s'\n", cmdline);
1107 }
1108 return r;
1109}
1110
1111void do_usb_add(Monitor *mon, const QDict *qdict)
1112{
1113 const char *devname = qdict_get_str(qdict, "devname");
1114 if (usb_device_add(devname) < 0) {
1115 error_report("could not add USB device '%s'", devname);
1116 }
1117}
1118
1119void do_usb_del(Monitor *mon, const QDict *qdict)
1120{
1121 const char *devname = qdict_get_str(qdict, "devname");
1122 if (usb_device_del(devname) < 0) {
1123 error_report("could not delete USB device '%s'", devname);
1124 }
1125}
1126
1127/***********************************************************/
1128/* PCMCIA/Cardbus */
1129
1130static struct pcmcia_socket_entry_s {
1131 PCMCIASocket *socket;
1132 struct pcmcia_socket_entry_s *next;
1133} *pcmcia_sockets = 0;
1134
1135void pcmcia_socket_register(PCMCIASocket *socket)
1136{
1137 struct pcmcia_socket_entry_s *entry;
1138
1139 entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1140 entry->socket = socket;
1141 entry->next = pcmcia_sockets;
1142 pcmcia_sockets = entry;
1143}
1144
1145void pcmcia_socket_unregister(PCMCIASocket *socket)
1146{
1147 struct pcmcia_socket_entry_s *entry, **ptr;
1148
1149 ptr = &pcmcia_sockets;
1150 for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1151 if (entry->socket == socket) {
1152 *ptr = entry->next;
1153 g_free(entry);
1154 }
1155}
1156
1157void pcmcia_info(Monitor *mon)
1158{
1159 struct pcmcia_socket_entry_s *iter;
1160
1161 if (!pcmcia_sockets)
1162 monitor_printf(mon, "No PCMCIA sockets\n");
1163
1164 for (iter = pcmcia_sockets; iter; iter = iter->next)
1165 monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1166 iter->socket->attached ? iter->socket->card_string :
1167 "Empty");
1168}
1169
1170/***********************************************************/
1171/* machine registration */
1172
1173static QEMUMachine *first_machine = NULL((void*)0);
1174QEMUMachine *current_machine = NULL((void*)0);
1175
1176int qemu_register_machine(QEMUMachine *m)
1177{
1178 QEMUMachine **pm;
1179 pm = &first_machine;
1180 while (*pm != NULL((void*)0))
1181 pm = &(*pm)->next;
1182 m->next = NULL((void*)0);
1183 *pm = m;
1184 return 0;
1185}
1186
1187static QEMUMachine *find_machine(const char *name)
1188{
1189 QEMUMachine *m;
1190
1191 for(m = first_machine; m != NULL((void*)0); m = m->next) {
1192 if (!strcmp(m->name, name))
1193 return m;
1194 if (m->alias && !strcmp(m->alias, name))
1195 return m;
1196 }
1197 return NULL((void*)0);
1198}
1199
1200QEMUMachine *find_default_machine(void)
1201{
1202 QEMUMachine *m;
1203
1204 for(m = first_machine; m != NULL((void*)0); m = m->next) {
1205 if (m->is_default) {
1206 return m;
1207 }
1208 }
1209 return NULL((void*)0);
1210}
1211
1212/***********************************************************/
1213/* main execution loop */
1214
1215static void gui_update(void *opaque)
1216{
1217 uint64_t interval = GUI_REFRESH_INTERVAL30;
1218 DisplayState *ds = opaque;
1219 DisplayChangeListener *dcl = ds->listeners;
1220
1221 dpy_refresh(ds);
1222
1223 while (dcl != NULL((void*)0)) {
1224 if (dcl->gui_timer_interval &&
1225 dcl->gui_timer_interval < interval)
1226 interval = dcl->gui_timer_interval;
1227 dcl = dcl->next;
1228 }
1229 qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1230}
1231
1232struct vm_change_state_entry {
1233 VMChangeStateHandler *cb;
1234 void *opaque;
1235 QLIST_ENTRY (vm_change_state_entry)struct { struct vm_change_state_entry *le_next; struct vm_change_state_entry
**le_prev; } entries;
1236};
1237
1238static 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;
1239
1240VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1241 void *opaque)
1242{
1243 VMChangeStateEntry *e;
1244
1245 e = g_malloc0(sizeof (*e));
1246
1247 e->cb = cb;
1248 e->opaque = opaque;
1249 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);
1250 return e;
1251}
1252
1253void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1254{
1255 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);
1256 g_free (e);
1257}
1258
1259void vm_state_notify(int running, RunState state)
1260{
1261 VMChangeStateEntry *e;
1262
1263 trace_vm_state_notify(running, state);
1264
1265 for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1266 e->cb(e->opaque, running, state);
1267 }
1268}
1269
1270void vm_start(void)
1271{
1272 if (!runstate_is_running()) {
1273 cpu_enable_ticks();
1274 runstate_set(RUN_STATE_RUNNING);
1275 vm_state_notify(1, RUN_STATE_RUNNING);
1276 resume_all_vcpus();
1277 monitor_protocol_event(QEVENT_RESUME, NULL((void*)0));
1278 }
1279}
1280
1281/* reset/shutdown handler */
1282
1283typedef struct QEMUResetEntry {
1284 QTAILQ_ENTRY(QEMUResetEntry)struct { struct QEMUResetEntry *tqe_next; struct QEMUResetEntry
* *tqe_prev; } entry;
1285 QEMUResetHandler *func;
1286 void *opaque;
1287} QEMUResetEntry;
1288
1289static QTAILQ_HEAD(reset_handlers, QEMUResetEntry)struct reset_handlers { struct QEMUResetEntry *tqh_first; struct
QEMUResetEntry * *tqh_last; } reset_handlers =
1290 QTAILQ_HEAD_INITIALIZER(reset_handlers){ ((void*)0), &(reset_handlers).tqh_first };
1291static int reset_requested;
1292static int shutdown_requested, shutdown_signal = -1;
1293static pid_t shutdown_pid;
1294static int powerdown_requested;
1295static int debug_requested;
1296static int suspend_requested;
1297static NotifierList suspend_notifiers =
1298 NOTIFIER_LIST_INITIALIZER(suspend_notifiers){ { ((void*)0) } };
1299static NotifierList wakeup_notifiers =
1300 NOTIFIER_LIST_INITIALIZER(wakeup_notifiers){ { ((void*)0) } };
1301static uint32_t wakeup_reason_mask = ~0;
1302static RunState vmstop_requested = RUN_STATE_MAX;
1303
1304int qemu_shutdown_requested_get(void)
1305{
1306 return shutdown_requested;
1307}
1308
1309int qemu_reset_requested_get(void)
1310{
1311 return reset_requested;
1312}
1313
1314int qemu_shutdown_requested(void)
1315{
1316 int r = shutdown_requested;
1317 shutdown_requested = 0;
1318 return r;
1319}
1320
1321void qemu_kill_report(void)
1322{
1323 if (!qtest_enabled() && shutdown_signal != -1) {
1324 fprintf(stderrstderr, "qemu: terminating on signal %d", shutdown_signal);
1325 if (shutdown_pid == 0) {
1326 /* This happens for eg ^C at the terminal, so it's worth
1327 * avoiding printing an odd message in that case.
1328 */
1329 fputc('\n', stderrstderr);
1330 } else {
1331 fprintf(stderrstderr, " from pid " FMT_pid"%d" "\n", shutdown_pid);
1332 }
1333 shutdown_signal = -1;
1334 }
1335}
1336
1337int qemu_reset_requested(void)
1338{
1339 int r = reset_requested;
1340 reset_requested = 0;
1341 return r;
1342}
1343
1344static int qemu_suspend_requested(void)
1345{
1346 int r = suspend_requested;
1347 suspend_requested = 0;
1348 return r;
1349}
1350
1351int qemu_powerdown_requested(void)
1352{
1353 int r = powerdown_requested;
1354 powerdown_requested = 0;
1355 return r;
1356}
1357
1358static int qemu_debug_requested(void)
1359{
1360 int r = debug_requested;
1361 debug_requested = 0;
1362 return r;
1363}
1364
1365/* We use RUN_STATE_MAX but any invalid value will do */
1366static bool_Bool qemu_vmstop_requested(RunState *r)
1367{
1368 if (vmstop_requested < RUN_STATE_MAX) {
1369 *r = vmstop_requested;
1370 vmstop_requested = RUN_STATE_MAX;
1371 return true1;
1372 }
1373
1374 return false0;
1375}
1376
1377void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1378{
1379 QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1380
1381 re->func = func;
1382 re->opaque = opaque;
1383 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);
1384}
1385
1386void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1387{
1388 QEMUResetEntry *re;
1389
1390 QTAILQ_FOREACH(re, &reset_handlers, entry)for ((re) = ((&reset_handlers)->tqh_first); (re); (re)
= ((re)->entry.tqe_next)) {
1391 if (re->func == func && re->opaque == opaque) {
1392 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
);
1393 g_free(re);
1394 return;
1395 }
1396 }
1397}
1398
1399void qemu_system_reset(bool_Bool report)
1400{
1401 QEMUResetEntry *re, *nre;
1402
1403 /* reset all devices */
1404 QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre)for ((re) = ((&reset_handlers)->tqh_first); (re) &&
((nre) = ((re)->entry.tqe_next), 1); (re) = (nre)) {
1405 re->func(re->opaque);
1406 }
1407 if (report) {
1408 monitor_protocol_event(QEVENT_RESET, NULL((void*)0));
1409 }
1410 cpu_synchronize_all_post_reset();
1411}
1412
1413void qemu_system_reset_request(void)
1414{
1415 if (no_reboot) {
1416 shutdown_requested = 1;
1417 } else {
1418 reset_requested = 1;
1419 }
1420 cpu_stop_current();
1421 qemu_notify_event();
1422}
1423
1424static void qemu_system_suspend(void)
1425{
1426 pause_all_vcpus();
1427 notifier_list_notify(&suspend_notifiers, NULL((void*)0));
1428 runstate_set(RUN_STATE_SUSPENDED);
1429 monitor_protocol_event(QEVENT_SUSPEND, NULL((void*)0));
1430}
1431
1432void qemu_system_suspend_request(void)
1433{
1434 if (runstate_check(RUN_STATE_SUSPENDED)) {
1435 return;
1436 }
1437 suspend_requested = 1;
1438 cpu_stop_current();
1439 qemu_notify_event();
1440}
1441
1442void qemu_register_suspend_notifier(Notifier *notifier)
1443{
1444 notifier_list_add(&suspend_notifiers, notifier);
1445}
1446
1447void qemu_system_wakeup_request(WakeupReason reason)
1448{
1449 if (!runstate_check(RUN_STATE_SUSPENDED)) {
1450 return;
1451 }
1452 if (!(wakeup_reason_mask & (1 << reason))) {
1453 return;
1454 }
1455 runstate_set(RUN_STATE_RUNNING);
1456 monitor_protocol_event(QEVENT_WAKEUP, NULL((void*)0));
1457 notifier_list_notify(&wakeup_notifiers, &reason);
1458 reset_requested = 1;
1459 qemu_notify_event();
1460}
1461
1462void qemu_system_wakeup_enable(WakeupReason reason, bool_Bool enabled)
1463{
1464 if (enabled) {
1465 wakeup_reason_mask |= (1 << reason);
1466 } else {
1467 wakeup_reason_mask &= ~(1 << reason);
1468 }
1469}
1470
1471void qemu_register_wakeup_notifier(Notifier *notifier)
1472{
1473 notifier_list_add(&wakeup_notifiers, notifier);
1474}
1475
1476void qemu_system_killed(int signal, pid_t pid)
1477{
1478 shutdown_signal = signal;
1479 shutdown_pid = pid;
1480 no_shutdown = 0;
1481 qemu_system_shutdown_request();
1482}
1483
1484void qemu_system_shutdown_request(void)
1485{
1486 shutdown_requested = 1;
1487 qemu_notify_event();
1488}
1489
1490void qemu_system_powerdown_request(void)
1491{
1492 powerdown_requested = 1;
1493 qemu_notify_event();
1494}
1495
1496void qemu_system_debug_request(void)
1497{
1498 debug_requested = 1;
1499 qemu_notify_event();
1500}
1501
1502void qemu_system_vmstop_request(RunState state)
1503{
1504 vmstop_requested = state;
1505 qemu_notify_event();
1506}
1507
1508qemu_irq qemu_system_powerdown;
1509
1510static bool_Bool main_loop_should_exit(void)
1511{
1512 RunState r;
1513 if (qemu_debug_requested()) {
1514 vm_stop(RUN_STATE_DEBUG);
1515 }
1516 if (qemu_suspend_requested()) {
1517 qemu_system_suspend();
1518 }
1519 if (qemu_shutdown_requested()) {
1520 qemu_kill_report();
1521 monitor_protocol_event(QEVENT_SHUTDOWN, NULL((void*)0));
1522 if (no_shutdown) {
1523 vm_stop(RUN_STATE_SHUTDOWN);
1524 } else {
1525 return true1;
1526 }
1527 }
1528 if (qemu_reset_requested()) {
1529 pause_all_vcpus();
1530 cpu_synchronize_all_states();
1531 qemu_system_reset(VMRESET_REPORT1);
1532 resume_all_vcpus();
1533 if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1534 runstate_check(RUN_STATE_SHUTDOWN)) {
1535 runstate_set(RUN_STATE_PAUSED);
1536 }
1537 }
1538 if (qemu_powerdown_requested()) {
1539 monitor_protocol_event(QEVENT_POWERDOWN, NULL((void*)0));
1540 qemu_irq_raise(qemu_system_powerdown);
1541 }
1542 if (qemu_vmstop_requested(&r)) {
1543 vm_stop(r);
1544 }
1545 return false0;
1546}
1547
1548static void main_loop(void)
1549{
1550 bool_Bool nonblocking;
1551 int last_io = 0;
1552#ifdef CONFIG_PROFILER
1553 int64_t ti;
1554#endif
1555 do {
1556 nonblocking = !kvm_enabled()(kvm_allowed) && last_io > 0;
1557#ifdef CONFIG_PROFILER
1558 ti = profile_getclock();
1559#endif
1560 last_io = main_loop_wait(nonblocking);
1561#ifdef CONFIG_PROFILER
1562 dev_time += profile_getclock() - ti;
1563#endif
1564 } while (!main_loop_should_exit());
1565}
1566
1567static void version(void)
1568{
1569 printf("QEMU emulator version " QEMU_VERSION"1.1.50" QEMU_PKGVERSION"" ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1570}
1571
1572static void help(int exitcode)
1573{
1574 version();
1575 printf("usage: %s [options] [disk_image]\n\n"
1576 "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1577 error_get_progname());
1578
1579#define QEMU_OPTIONS_GENERATE_HELP
1580#include "qemu-options-wrapper.h"
1581
1582 printf("\nDuring emulation, the following keys are useful:\n"
1583 "ctrl-alt-f toggle full screen\n"
1584 "ctrl-alt-n switch to virtual console 'n'\n"
1585 "ctrl-alt toggle mouse and keyboard grab\n"
1586 "\n"
1587 "When using -nographic, press 'ctrl-a h' to get some help.\n");
1588
1589 exit(exitcode);
1590}
1591
1592#define HAS_ARG0x0001 0x0001
1593
1594typedef struct QEMUOption {
1595 const char *name;
1596 int flags;
1597 int index;
1598 uint32_t arch_mask;
1599} QEMUOption;
1600
1601static const QEMUOption qemu_options[] = {
1602 { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1603#define QEMU_OPTIONS_GENERATE_OPTIONS
1604#include "qemu-options-wrapper.h"
1605 { NULL((void*)0) },
1606};
1607
1608static bool_Bool vga_available(void)
1609{
1610 return qdev_exists("VGA") || qdev_exists("isa-vga");
1611}
1612
1613static bool_Bool cirrus_vga_available(void)
1614{
1615 return qdev_exists("cirrus-vga") || qdev_exists("isa-cirrus-vga");
1616}
1617
1618static bool_Bool vmware_vga_available(void)
1619{
1620 return qdev_exists("vmware-svga");
1621}
1622
1623static void select_vgahw (const char *p)
1624{
1625 const char *opts;
1626
1627 vga_interface_type = VGA_NONE;
1628 if (strstart(p, "std", &opts)) {
1629 if (vga_available()) {
1630 vga_interface_type = VGA_STD;
1631 } else {
1632 fprintf(stderrstderr, "Error: standard VGA not available\n");
1633 exit(0);
1634 }
1635 } else if (strstart(p, "cirrus", &opts)) {
1636 if (cirrus_vga_available()) {
1637 vga_interface_type = VGA_CIRRUS;
1638 } else {
1639 fprintf(stderrstderr, "Error: Cirrus VGA not available\n");
1640 exit(0);
1641 }
1642 } else if (strstart(p, "vmware", &opts)) {
1643 if (vmware_vga_available()) {
1644 vga_interface_type = VGA_VMWARE;
1645 } else {
1646 fprintf(stderrstderr, "Error: VMWare SVGA not available\n");
1647 exit(0);
1648 }
1649 } else if (strstart(p, "xenfb", &opts)) {
1650 vga_interface_type = VGA_XENFB;
1651 } else if (strstart(p, "qxl", &opts)) {
1652 vga_interface_type = VGA_QXL;
1653 } else if (!strstart(p, "none", &opts)) {
1654 invalid_vga:
1655 fprintf(stderrstderr, "Unknown vga type: %s\n", p);
1656 exit(1);
1657 }
1658 while (*opts) {
1659 const char *nextopt;
1660
1661 if (strstart(opts, ",retrace=", &nextopt)) {
1662 opts = nextopt;
1663 if (strstart(opts, "dumb", &nextopt))
1664 vga_retrace_method = VGA_RETRACE_DUMB;
1665 else if (strstart(opts, "precise", &nextopt))
1666 vga_retrace_method = VGA_RETRACE_PRECISE;
1667 else goto invalid_vga;
1668 } else goto invalid_vga;
1669 opts = nextopt;
1670 }
1671}
1672
1673static DisplayType select_display(const char *p)
1674{
1675 const char *opts;
1676 DisplayType display = DT_DEFAULT;
1677
1678 if (strstart(p, "sdl", &opts)) {
1679#ifdef CONFIG_SDL1
1680 display = DT_SDL;
1681 while (*opts) {
1682 const char *nextopt;
1683
1684 if (strstart(opts, ",frame=", &nextopt)) {
1685 opts = nextopt;
1686 if (strstart(opts, "on", &nextopt)) {
1687 no_frame = 0;
1688 } else if (strstart(opts, "off", &nextopt)) {
1689 no_frame = 1;
1690 } else {
1691 goto invalid_sdl_args;
1692 }
1693 } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1694 opts = nextopt;
1695 if (strstart(opts, "on", &nextopt)) {
1696 alt_grab = 1;
1697 } else if (strstart(opts, "off", &nextopt)) {
1698 alt_grab = 0;
1699 } else {
1700 goto invalid_sdl_args;
1701 }
1702 } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1703 opts = nextopt;
1704 if (strstart(opts, "on", &nextopt)) {
1705 ctrl_grab = 1;
1706 } else if (strstart(opts, "off", &nextopt)) {
1707 ctrl_grab = 0;
1708 } else {
1709 goto invalid_sdl_args;
1710 }
1711 } else if (strstart(opts, ",window_close=", &nextopt)) {
1712 opts = nextopt;
1713 if (strstart(opts, "on", &nextopt)) {
1714 no_quit = 0;
1715 } else if (strstart(opts, "off", &nextopt)) {
1716 no_quit = 1;
1717 } else {
1718 goto invalid_sdl_args;
1719 }
1720 } else {
1721 invalid_sdl_args:
1722 fprintf(stderrstderr, "Invalid SDL option string: %s\n", p);
1723 exit(1);
1724 }
1725 opts = nextopt;
1726 }
1727#else
1728 fprintf(stderrstderr, "SDL support is disabled\n");
1729 exit(1);
1730#endif
1731 } else if (strstart(p, "vnc", &opts)) {
1732#ifdef CONFIG_VNC1
1733 display_remote++;
1734
1735 if (*opts) {
1736 const char *nextopt;
1737
1738 if (strstart(opts, "=", &nextopt)) {
1739 vnc_display = nextopt;
1740 }
1741 }
1742 if (!vnc_display) {
1743 fprintf(stderrstderr, "VNC requires a display argument vnc=<display>\n");
1744 exit(1);
1745 }
1746#else
1747 fprintf(stderrstderr, "VNC support is disabled\n");
1748 exit(1);
1749#endif
1750 } else if (strstart(p, "curses", &opts)) {
1751#ifdef CONFIG_CURSES1
1752 display = DT_CURSES;
1753#else
1754 fprintf(stderrstderr, "Curses support is disabled\n");
1755 exit(1);
1756#endif
1757 } else if (strstart(p, "none", &opts)) {
1758 display = DT_NONE;
1759 } else {
1760 fprintf(stderrstderr, "Unknown display type: %s\n", p);
1761 exit(1);
1762 }
1763
1764 return display;
1765}
1766
1767static int balloon_parse(const char *arg)
1768{
1769 QemuOpts *opts;
1770
1771 if (strcmp(arg, "none") == 0) {
1772 return 0;
1773 }
1774
1775 if (!strncmp(arg, "virtio", 6)) {
1776 if (arg[6] == ',') {
1777 /* have params -> parse them */
1778 opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1779 if (!opts)
1780 return -1;
1781 } else {
1782 /* create empty opts */
1783 opts = qemu_opts_create(qemu_find_opts("device"), NULL((void*)0), 0, NULL((void*)0));
1784 }
1785 qemu_opt_set(opts, "driver", "virtio-balloon");
1786 return 0;
1787 }
1788
1789 return -1;
1790}
1791
1792char *qemu_find_file(int type, const char *name)
1793{
1794 int len;
1795 const char *subdir;
1796 char *buf;
1797
1798 /* If name contains path separators then try it as a straight path. */
1799 if ((strchr(name, '/') || strchr(name, '\\'))
1800 && access(name, R_OK4) == 0) {
1801 return g_strdup(name);
1802 }
1803 switch (type) {
1804 case QEMU_FILE_TYPE_BIOS0:
1805 subdir = "";
1806 break;
1807 case QEMU_FILE_TYPE_KEYMAP1:
1808 subdir = "keymaps/";
1809 break;
1810 default:
1811 abort();
1812 }
1813 len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1814 buf = g_malloc0(len);
1815 snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1816 if (access(buf, R_OK4)) {
1817 g_free(buf);
1818 return NULL((void*)0);
1819 }
1820 return buf;
1821}
1822
1823static int device_help_func(QemuOpts *opts, void *opaque)
1824{
1825 return qdev_device_help(opts);
1826}
1827
1828static int device_init_func(QemuOpts *opts, void *opaque)
1829{
1830 DeviceState *dev;
1831
1832 dev = qdev_device_add(opts);
1833 if (!dev)
1834 return -1;
1835 return 0;
1836}
1837
1838static int chardev_init_func(QemuOpts *opts, void *opaque)
1839{
1840 CharDriverState *chr;
1841
1842 chr = qemu_chr_new_from_opts(opts, NULL((void*)0));
1843 if (!chr)
1844 return -1;
1845 return 0;
1846}
1847
1848#ifdef CONFIG_VIRTFS1
1849static int fsdev_init_func(QemuOpts *opts, void *opaque)
1850{
1851 int ret;
1852 ret = qemu_fsdev_add(opts);
1853
1854 return ret;
1855}
1856#endif
1857
1858static int mon_init_func(QemuOpts *opts, void *opaque)
1859{
1860 CharDriverState *chr;
1861 const char *chardev;
1862 const char *mode;
1863 int flags;
1864
1865 mode = qemu_opt_get(opts, "mode");
1866 if (mode == NULL((void*)0)) {
1867 mode = "readline";
1868 }
1869 if (strcmp(mode, "readline") == 0) {
1870 flags = MONITOR_USE_READLINE0x02;
1871 } else if (strcmp(mode, "control") == 0) {
1872 flags = MONITOR_USE_CONTROL0x04;
1873 } else {
1874 fprintf(stderrstderr, "unknown monitor mode \"%s\"\n", mode);
1875 exit(1);
1876 }
1877
1878 if (qemu_opt_get_bool(opts, "pretty", 0))
1879 flags |= MONITOR_USE_PRETTY0x08;
1880
1881 if (qemu_opt_get_bool(opts, "default", 0))
1882 flags |= MONITOR_IS_DEFAULT0x01;
1883
1884 chardev = qemu_opt_get(opts, "chardev");
1885 chr = qemu_chr_find(chardev);
1886 if (chr == NULL((void*)0)) {
1887 fprintf(stderrstderr, "chardev \"%s\" not found\n", chardev);
1888 exit(1);
1889 }
1890
1891 monitor_init(chr, flags);
1892 return 0;
1893}
1894
1895static void monitor_parse(const char *optarg, const char *mode)
1896{
1897 static int monitor_device_index = 0;
1898 QemuOpts *opts;
1899 const char *p;
1900 char label[32];
1901 int def = 0;
1902
1903 if (strstart(optarg, "chardev:", &p)) {
1904 snprintf(label, sizeof(label), "%s", p);
1905 } else {
1906 snprintf(label, sizeof(label), "compat_monitor%d",
1907 monitor_device_index);
1908 if (monitor_device_index == 0) {
1909 def = 1;
1910 }
1911 opts = qemu_chr_parse_compat(label, optarg);
1912 if (!opts) {
1913 fprintf(stderrstderr, "parse error: %s\n", optarg);
1914 exit(1);
1915 }
1916 }
1917
1918 opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL((void*)0));
1919 if (!opts) {
1920 fprintf(stderrstderr, "duplicate chardev: %s\n", label);
1921 exit(1);
1922 }
1923 qemu_opt_set(opts, "mode", mode);
1924 qemu_opt_set(opts, "chardev", label);
1925 if (def)
1926 qemu_opt_set(opts, "default", "on");
1927 monitor_device_index++;
1928}
1929
1930struct device_config {
1931 enum {
1932 DEV_USB, /* -usbdevice */
1933 DEV_BT, /* -bt */
1934 DEV_SERIAL, /* -serial */
1935 DEV_PARALLEL, /* -parallel */
1936 DEV_VIRTCON, /* -virtioconsole */
1937 DEV_DEBUGCON, /* -debugcon */
1938 DEV_GDB, /* -gdb, -s */
1939 } type;
1940 const char *cmdline;
1941 Location loc;
1942 QTAILQ_ENTRY(device_config)struct { struct device_config *tqe_next; struct device_config
* *tqe_prev; } next;
1943};
1944QTAILQ_HEAD(, device_config)struct { struct device_config *tqh_first; struct device_config
* *tqh_last; } device_configs = QTAILQ_HEAD_INITIALIZER(device_configs){ ((void*)0), &(device_configs).tqh_first };
1945
1946static void add_device_config(int type, const char *cmdline)
1947{
1948 struct device_config *conf;
1949
1950 conf = g_malloc0(sizeof(*conf));
1951 conf->type = type;
1952 conf->cmdline = cmdline;
1953 loc_save(&conf->loc);
1954 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);
1955}
1956
1957static int foreach_device_config(int type, int (*func)(const char *cmdline))
1958{
1959 struct device_config *conf;
1960 int rc;
1961
1962 QTAILQ_FOREACH(conf, &device_configs, next)for ((conf) = ((&device_configs)->tqh_first); (conf); (
conf) = ((conf)->next.tqe_next)) {
1963 if (conf->type != type)
1964 continue;
1965 loc_push_restore(&conf->loc);
1966 rc = func(conf->cmdline);
1967 loc_pop(&conf->loc);
1968 if (0 != rc)
1969 return rc;
1970 }
1971 return 0;
1972}
1973
1974static int serial_parse(const char *devname)
1975{
1976 static int index = 0;
1977 char label[32];
1978
1979 if (strcmp(devname, "none") == 0)
1980 return 0;
1981 if (index == MAX_SERIAL_PORTS4) {
1982 fprintf(stderrstderr, "qemu: too many serial ports\n");
1983 exit(1);
1984 }
1985 snprintf(label, sizeof(label), "serial%d", index);
1986 serial_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
1987 if (!serial_hds[index]) {
1988 fprintf(stderrstderr, "qemu: could not open serial device '%s': %s\n",
1989 devname, strerror(errno(*__errno_location ())));
1990 return -1;
1991 }
1992 index++;
1993 return 0;
1994}
1995
1996static int parallel_parse(const char *devname)
1997{
1998 static int index = 0;
1999 char label[32];
2000
2001 if (strcmp(devname, "none") == 0)
2002 return 0;
2003 if (index == MAX_PARALLEL_PORTS3) {
2004 fprintf(stderrstderr, "qemu: too many parallel ports\n");
2005 exit(1);
2006 }
2007 snprintf(label, sizeof(label), "parallel%d", index);
2008 parallel_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2009 if (!parallel_hds[index]) {
2010 fprintf(stderrstderr, "qemu: could not open parallel device '%s': %s\n",
2011 devname, strerror(errno(*__errno_location ())));
2012 return -1;
2013 }
2014 index++;
2015 return 0;
2016}
2017
2018static int virtcon_parse(const char *devname)
2019{
2020 QemuOptsList *device = qemu_find_opts("device");
2021 static int index = 0;
2022 char label[32];
2023 QemuOpts *bus_opts, *dev_opts;
2024
2025 if (strcmp(devname, "none") == 0)
2026 return 0;
2027 if (index == MAX_VIRTIO_CONSOLES1) {
2028 fprintf(stderrstderr, "qemu: too many virtio consoles\n");
2029 exit(1);
2030 }
2031
2032 bus_opts = qemu_opts_create(device, NULL((void*)0), 0, NULL((void*)0));
2033 if (arch_type == QEMU_ARCH_S390X) {
2034 qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2035 } else {
2036 qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2037 }
2038
2039 dev_opts = qemu_opts_create(device, NULL((void*)0), 0, NULL((void*)0));
2040 qemu_opt_set(dev_opts, "driver", "virtconsole");
2041
2042 snprintf(label, sizeof(label), "virtcon%d", index);
2043 virtcon_hds[index] = qemu_chr_new(label, devname, NULL((void*)0));
2044 if (!virtcon_hds[index]) {
2045 fprintf(stderrstderr, "qemu: could not open virtio console '%s': %s\n",
2046 devname, strerror(errno(*__errno_location ())));
2047 return -1;
2048 }
2049 qemu_opt_set(dev_opts, "chardev", label);
2050
2051 index++;
2052 return 0;
2053}
2054
2055static int debugcon_parse(const char *devname)
2056{
2057 QemuOpts *opts;
2058
2059 if (!qemu_chr_new("debugcon", devname, NULL((void*)0))) {
2060 exit(1);
2061 }
2062 opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL((void*)0));
2063 if (!opts) {
2064 fprintf(stderrstderr, "qemu: already have a debugcon device\n");
2065 exit(1);
2066 }
2067 qemu_opt_set(opts, "driver", "isa-debugcon");
2068 qemu_opt_set(opts, "chardev", "debugcon");
2069 return 0;
2070}
2071
2072static QEMUMachine *machine_parse(const char *name)
2073{
2074 QEMUMachine *m, *machine = NULL((void*)0);
2075
2076 if (name) {
2077 machine = find_machine(name);
2078 }
2079 if (machine) {
2080 return machine;
2081 }
2082 printf("Supported machines are:\n");
2083 for (m = first_machine; m != NULL((void*)0); m = m->next) {
2084 if (m->alias) {
2085 printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2086 }
2087 printf("%-20s %s%s\n", m->name, m->desc,
2088 m->is_default ? " (default)" : "");
2089 }
2090 exit(!name || *name != '?');
2091}
2092
2093static int tcg_init(void)
2094{
2095 tcg_exec_init(tcg_tb_size * 1024 * 1024);
2096 return 0;
2097}
2098
2099static struct {
2100 const char *opt_name;
2101 const char *name;
2102 int (*available)(void);
2103 int (*init)(void);
2104 int *allowed;
2105} accel_list[] = {
2106 { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2107 { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2108 { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2109 { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2110};
2111
2112static int configure_accelerator(void)
2113{
2114 const char *p = NULL((void*)0);
2115 char buf[10];
2116 int i, ret;
2117 bool_Bool accel_initialised = 0;
2118 bool_Bool init_failed = 0;
2119
2120 QemuOptsList *list = qemu_find_opts("machine");
2121 if (!QTAILQ_EMPTY(&list->head)((&list->head)->tqh_first == ((void*)0))) {
2122 p = qemu_opt_get(QTAILQ_FIRST(&list->head)((&list->head)->tqh_first), "accel");
2123 }
2124
2125 if (p == NULL((void*)0)) {
2126 /* Use the default "accelerator", tcg */
2127 p = "tcg";
2128 }
2129
2130 while (!accel_initialised && *p != '\0') {
2131 if (*p == ':') {
2132 p++;
2133 }
2134 p = get_opt_name(buf, sizeof (buf), p, ':');
2135 for (i = 0; i < ARRAY_SIZE(accel_list)(sizeof(accel_list) / sizeof((accel_list)[0])); i++) {
2136 if (strcmp(accel_list[i].opt_name, buf) == 0) {
2137 *(accel_list[i].allowed) = 1;
2138 ret = accel_list[i].init();
2139 if (ret < 0) {
2140 init_failed = 1;
2141 if (!accel_list[i].available()) {
2142 printf("%s not supported for this target\n",
2143 accel_list[i].name);
2144 } else {
2145 fprintf(stderrstderr, "failed to initialize %s: %s\n",
2146 accel_list[i].name,
2147 strerror(-ret));
2148 }
2149 *(accel_list[i].allowed) = 0;
2150 } else {
2151 accel_initialised = 1;
2152 }
2153 break;
2154 }
2155 }
2156 if (i == ARRAY_SIZE(accel_list)(sizeof(accel_list) / sizeof((accel_list)[0]))) {
2157 fprintf(stderrstderr, "\"%s\" accelerator does not exist.\n", buf);
2158 }
2159 }
2160
2161 if (!accel_initialised) {
2162 fprintf(stderrstderr, "No accelerator found!\n");
2163 exit(1);
2164 }
2165
2166 if (init_failed) {
2167 fprintf(stderrstderr, "Back to %s accelerator.\n", accel_list[i].name);
2168 }
2169
2170 return !accel_initialised;
2171}
2172
2173void qemu_add_exit_notifier(Notifier *notify)
2174{
2175 notifier_list_add(&exit_notifiers, notify);
2176}
2177
2178void qemu_remove_exit_notifier(Notifier *notify)
2179{
2180 notifier_remove(notify);
2181}
2182
2183static void qemu_run_exit_notifiers(void)
2184{
2185 notifier_list_notify(&exit_notifiers, NULL((void*)0));
2186}
2187
2188void qemu_add_machine_init_done_notifier(Notifier *notify)
2189{
2190 notifier_list_add(&machine_init_done_notifiers, notify);
2191}
2192
2193static void qemu_run_machine_init_done_notifiers(void)
2194{
2195 notifier_list_notify(&machine_init_done_notifiers, NULL((void*)0));
2196}
2197
2198static const QEMUOption *lookup_opt(int argc, char **argv,
2199 const char **poptarg, int *poptind)
2200{
2201 const QEMUOption *popt;
2202 int optind = *poptind;
2203 char *r = argv[optind];
2204 const char *optarg;
2205
2206 loc_set_cmdline(argv, optind, 1);
2207 optind++;
2208 /* Treat --foo the same as -foo. */
2209 if (r[1] == '-')
2210 r++;
2211 popt = qemu_options;
2212 for(;;) {
2213 if (!popt->name) {
2214 error_report("invalid option");
2215 exit(1);
2216 }
2217 if (!strcmp(popt->name, r + 1))
2218 break;
2219 popt++;
2220 }
2221 if (popt->flags & HAS_ARG0x0001) {
2222 if (optind >= argc) {
2223 error_report("requires an argument");
2224 exit(1);
2225 }
2226 optarg = argv[optind++];
2227 loc_set_cmdline(argv, optind - 2, 2);
2228 } else {
2229 optarg = NULL((void*)0);
2230 }
2231
2232 *poptarg = optarg;
2233 *poptind = optind;
2234
2235 return popt;
2236}
2237
2238static gpointer malloc_and_trace(gsize n_bytes)
2239{
2240 void *ptr = malloc(n_bytes);
2241 trace_g_malloc(n_bytes, ptr);
2242 return ptr;
2243}
2244
2245static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2246{
2247 void *ptr = realloc(mem, n_bytes);
2248 trace_g_realloc(mem, n_bytes, ptr);
2249 return ptr;
2250}
2251
2252static void free_and_trace(gpointer mem)
2253{
2254 trace_g_free(mem);
2255 free(mem);
2256}
2257
2258int qemu_init_main_loop(void)
2259{
2260 return main_loop_init();
2261}
2262
2263int main(int argc, char **argv, char **envp)
2264{
2265 int i;
2266 int snapshot, linux_boot;
2267 const char *icount_option = NULL((void*)0);
2268 const char *initrd_filename;
2269 const char *kernel_filename, *kernel_cmdline;
2270 char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2271 DisplayState *ds;
2272 DisplayChangeListener *dcl;
2273 int cyls, heads, secs, translation;
2274 QemuOpts *hda_opts = NULL((void*)0), *opts, *machine_opts;
2275 QemuOptsList *olist;
2276 int optind;
2277 const char *optarg;
2278 const char *loadvm = NULL((void*)0);
2279 QEMUMachine *machine;
2280 const char *cpu_model;
2281 const char *vga_model = "none";
2282 const char *pid_file = NULL((void*)0);
2283 const char *incoming = NULL((void*)0);
2284#ifdef CONFIG_VNC1
2285 int show_vnc_port = 0;
2286#endif
2287 bool_Bool defconfig = true1;
2288 bool_Bool userconfig = true1;
2289 const char *log_mask = NULL((void*)0);
2290 const char *log_file = NULL((void*)0);
2291 GMemVTable mem_trace = {
2292 .malloc = malloc_and_trace,
2293 .realloc = realloc_and_trace,
2294 .free = free_and_trace,
2295 };
2296 const char *trace_events = NULL((void*)0);
2297 const char *trace_file = NULL((void*)0);
2298
2299 atexit(qemu_run_exit_notifiers);
2300 error_set_progname(argv[0]);
2301
2302 g_mem_set_vtable(&mem_trace);
2303 if (!g_thread_supported()(g_threads_got_initialized)) {
2304#if !GLIB_CHECK_VERSION(2, 31, 0)(2 > (2) || (2 == (2) && 24 > (31)) || (2 == (2
) && 24 == (31) && 2 >= (0)))
2305 g_thread_init(NULL((void*)0));
2306#else
2307 fprintf(stderrstderr, "glib threading failed to initialize.\n");
2308 exit(1);
2309#endif
2310 }
2311
2312 module_call_init(MODULE_INIT_QOM);
2313
2314 runstate_init();
2315
2316 init_clocks();
2317 rtc_clock = host_clock;
2318
2319 qemu_cache_utils_init(envp)do { (void) (envp); } while (0);
2320
2321 QLIST_INIT (&vm_change_state_head)do { (&vm_change_state_head)->lh_first = ((void*)0); }
while ( 0);
2322 os_setup_early_signal_handling();
2323
2324 module_call_init(MODULE_INIT_MACHINE);
2325 machine = find_default_machine();
2326 cpu_model = NULL((void*)0);
2327 ram_size = 0;
2328 snapshot = 0;
2329 cyls = heads = secs = 0;
2330 translation = BIOS_ATA_TRANSLATION_AUTO0;
2331
2332 for (i = 0; i < MAX_NODES64; i++) {
2333 node_mem[i] = 0;
2334 node_cpumask[i] = 0;
2335 }
2336
2337 nb_numa_nodes = 0;
2338 nb_nics = 0;
2339
2340 autostart= 1;
2341
2342 /* first pass of option parsing */
2343 optind = 1;
2344 while (optind < argc) {
2345 if (argv[optind][0] != '-') {
2346 /* disk image */
2347 optind++;
2348 continue;
2349 } else {
2350 const QEMUOption *popt;
2351
2352 popt = lookup_opt(argc, argv, &optarg, &optind);
2353 switch (popt->index) {
2354 case QEMU_OPTION_nodefconfig:
2355 defconfig = false0;
2356 break;
2357 case QEMU_OPTION_nouserconfig:
2358 userconfig = false0;
2359 break;
2360 }
2361 }
2362 }
2363
2364 if (defconfig) {
2365 int ret;
2366 ret = qemu_read_default_config_files(userconfig);
2367 if (ret < 0) {
2368 exit(1);
2369 }
2370 }
2371
2372 /* second pass of option parsing */
2373 optind = 1;
2374 for(;;) {
2375 if (optind >= argc)
2376 break;
2377 if (argv[optind][0] != '-') {
2378 hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS"media=disk");
2379 } else {
2380 const QEMUOption *popt;
2381
2382 popt = lookup_opt(argc, argv, &optarg, &optind);
2383 if (!(popt->arch_mask & arch_type)) {
2384 printf("Option %s not supported for this target\n", popt->name);
2385 exit(1);
2386 }
2387 switch(popt->index) {
2388 case QEMU_OPTION_M:
2389 machine = machine_parse(optarg);
2390 break;
2391 case QEMU_OPTION_cpu:
2392 /* hw initialization will check this */
2393 cpu_model = optarg;
2394 break;
2395 case QEMU_OPTION_hda:
2396 {
2397 char buf[256];
2398 if (cyls == 0)
2399 snprintf(buf, sizeof(buf), "%s", HD_OPTS"media=disk");
2400 else
2401 snprintf(buf, sizeof(buf),
2402 "%s,cyls=%d,heads=%d,secs=%d%s",
2403 HD_OPTS"media=disk" , cyls, heads, secs,
2404 translation == BIOS_ATA_TRANSLATION_LBA2 ?
2405 ",trans=lba" :
2406 translation == BIOS_ATA_TRANSLATION_NONE1 ?
2407 ",trans=none" : "");
2408 drive_add(IF_DEFAULT, 0, optarg, buf);
2409 break;
2410 }
2411 case QEMU_OPTION_hdb:
2412 case QEMU_OPTION_hdc:
2413 case QEMU_OPTION_hdd:
2414 drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2415 HD_OPTS"media=disk");
2416 break;
2417 case QEMU_OPTION_drive:
2418 if (drive_def(optarg) == NULL((void*)0)) {
2419 exit(1);
2420 }
2421 break;
2422 case QEMU_OPTION_set:
2423 if (qemu_set_option(optarg) != 0)
2424 exit(1);
2425 break;
2426 case QEMU_OPTION_global:
2427 if (qemu_global_option(optarg) != 0)
2428 exit(1);
2429 break;
2430 case QEMU_OPTION_mtdblock:
2431 drive_add(IF_MTD, -1, optarg, MTD_OPTS"");
2432 break;
2433 case QEMU_OPTION_sd:
2434 drive_add(IF_SD, 0, optarg, SD_OPTS"");
2435 break;
2436 case QEMU_OPTION_pflash:
2437 drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS"");
2438 break;
2439 case QEMU_OPTION_snapshot:
2440 snapshot = 1;
2441 break;
2442 case QEMU_OPTION_hdachs:
2443 {
2444 const char *p;
2445 p = optarg;
2446 cyls = strtol(p, (char **)&p, 0);
2447 if (cyls < 1 || cyls > 16383)
2448 goto chs_fail;
2449 if (*p != ',')
2450 goto chs_fail;
2451 p++;
2452 heads = strtol(p, (char **)&p, 0);
2453 if (heads < 1 || heads > 16)
2454 goto chs_fail;
2455 if (*p != ',')
2456 goto chs_fail;
2457 p++;
2458 secs = strtol(p, (char **)&p, 0);
2459 if (secs < 1 || secs > 63)
2460 goto chs_fail;
2461 if (*p == ',') {
2462 p++;
2463 if (!strcmp(p, "none"))
2464 translation = BIOS_ATA_TRANSLATION_NONE1;
2465 else if (!strcmp(p, "lba"))
2466 translation = BIOS_ATA_TRANSLATION_LBA2;
2467 else if (!strcmp(p, "auto"))
2468 translation = BIOS_ATA_TRANSLATION_AUTO0;
2469 else
2470 goto chs_fail;
2471 } else if (*p != '\0') {
2472 chs_fail:
2473 fprintf(stderrstderr, "qemu: invalid physical CHS format\n");
2474 exit(1);
2475 }
2476 if (hda_opts != NULL((void*)0)) {
2477 char num[16];
2478 snprintf(num, sizeof(num), "%d", cyls);
2479 qemu_opt_set(hda_opts, "cyls", num);
2480 snprintf(num, sizeof(num), "%d", heads);
2481 qemu_opt_set(hda_opts, "heads", num);
2482 snprintf(num, sizeof(num), "%d", secs);
2483 qemu_opt_set(hda_opts, "secs", num);
2484 if (translation == BIOS_ATA_TRANSLATION_LBA2)
2485 qemu_opt_set(hda_opts, "trans", "lba");
2486 if (translation == BIOS_ATA_TRANSLATION_NONE1)
2487 qemu_opt_set(hda_opts, "trans", "none");
2488 }
2489 }
2490 break;
2491 case QEMU_OPTION_numa:
2492 if (nb_numa_nodes >= MAX_NODES64) {
2493 fprintf(stderrstderr, "qemu: too many NUMA nodes\n");
2494 exit(1);
2495 }
2496 numa_add(optarg);
2497 break;
2498 case QEMU_OPTION_display:
2499 display_type = select_display(optarg);
2500 break;
2501 case QEMU_OPTION_nographic:
2502 display_type = DT_NOGRAPHIC;
2503 break;
2504 case QEMU_OPTION_curses:
2505#ifdef CONFIG_CURSES1
2506 display_type = DT_CURSES;
2507#else
2508 fprintf(stderrstderr, "Curses support is disabled\n");
2509 exit(1);
2510#endif
2511 break;
2512 case QEMU_OPTION_portrait:
2513 graphic_rotate = 90;
2514 break;
2515 case QEMU_OPTION_rotate:
2516 graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2517 if (graphic_rotate != 0 && graphic_rotate != 90 &&
2518 graphic_rotate != 180 && graphic_rotate != 270) {
2519 fprintf(stderrstderr,
2520 "qemu: only 90, 180, 270 deg rotation is available\n");
2521 exit(1);
2522 }
2523 break;
2524 case QEMU_OPTION_kernel:
2525 qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2526 break;
2527 case QEMU_OPTION_initrd:
2528 qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2529 break;
2530 case QEMU_OPTION_append:
2531 qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2532 break;
2533 case QEMU_OPTION_dtb:
2534 qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2535 break;
2536 case QEMU_OPTION_cdrom:
2537 drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS"media=cdrom");
2538 break;
2539 case QEMU_OPTION_boot:
2540 {
2541 static const char * const params[] = {
2542 "order", "once", "menu",
2543 "splash", "splash-time", NULL((void*)0)
2544 };
2545 char buf[sizeof(boot_devices)];
2546 char *standard_boot_devices;
2547 int legacy = 0;
2548
2549 if (!strchr(optarg, '=')) {
2550 legacy = 1;
2551 pstrcpy(buf, sizeof(buf), optarg);
2552 } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2553 fprintf(stderrstderr,
2554 "qemu: unknown boot parameter '%s' in '%s'\n",
2555 buf, optarg);
2556 exit(1);
2557 }
2558
2559 if (legacy ||
2560 get_param_value(buf, sizeof(buf), "order", optarg)) {
2561 validate_bootdevices(buf);
2562 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2563 }
2564 if (!legacy) {
2565 if (get_param_value(buf, sizeof(buf),
2566 "once", optarg)) {
2567 validate_bootdevices(buf);
2568 standard_boot_devices = g_strdup(boot_devices);
2569 pstrcpy(boot_devices, sizeof(boot_devices), buf);
2570 qemu_register_reset(restore_boot_devices,
2571 standard_boot_devices);
2572 }
2573 if (get_param_value(buf, sizeof(buf),
2574 "menu", optarg)) {
2575 if (!strcmp(buf, "on")) {
2576 boot_menu = 1;
2577 } else if (!strcmp(buf, "off")) {
2578 boot_menu = 0;
2579 } else {
2580 fprintf(stderrstderr,
2581 "qemu: invalid option value '%s'\n",
2582 buf);
2583 exit(1);
2584 }
2585 }
2586 qemu_opts_parse(qemu_find_opts("boot-opts"),
2587 optarg, 0);
2588 }
2589 }
2590 break;
2591 case QEMU_OPTION_fda:
2592 case QEMU_OPTION_fdb:
2593 drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2594 optarg, FD_OPTS"");
2595 break;
2596 case QEMU_OPTION_no_fd_bootchk:
2597 fd_bootchk = 0;
2598 break;
2599 case QEMU_OPTION_netdev:
2600 if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2601 exit(1);
2602 }
2603 break;
2604 case QEMU_OPTION_net:
2605 if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2606 exit(1);
2607 }
2608 break;
2609#ifdef CONFIG_LIBISCSI
2610 case QEMU_OPTION_iscsi:
2611 opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2612 if (!opts) {
2613 exit(1);
2614 }
2615 break;
2616#endif
2617#ifdef CONFIG_SLIRP1
2618 case QEMU_OPTION_tftp:
2619 legacy_tftp_prefix = optarg;
2620 break;
2621 case QEMU_OPTION_bootp:
2622 legacy_bootp_filename = optarg;
2623 break;
2624 case QEMU_OPTION_redir:
2625 if (net_slirp_redir(optarg) < 0)
2626 exit(1);
2627 break;
2628#endif
2629 case QEMU_OPTION_bt:
2630 add_device_config(DEV_BT, optarg);
2631 break;
2632 case QEMU_OPTION_audio_help:
2633 if (!(audio_available())) {
2634 printf("Option %s not supported for this target\n", popt->name);
2635 exit(1);
2636 }
2637 AUD_help ();
2638 exit (0);
2639 break;
2640 case QEMU_OPTION_soundhw:
2641 if (!(audio_available())) {
2642 printf("Option %s not supported for this target\n", popt->name);
2643 exit(1);
2644 }
2645 select_soundhw (optarg);
2646 break;
2647 case QEMU_OPTION_h:
2648 help(0);
2649 break;
2650 case QEMU_OPTION_version:
2651 version();
2652 exit(0);
2653 break;
2654 case QEMU_OPTION_m: {
2655 int64_t value;
2656 char *end;
2657
2658 value = strtosz(optarg, &end);
2659 if (value < 0 || *end) {
2660 fprintf(stderrstderr, "qemu: invalid ram size: %s\n", optarg);
2661 exit(1);
2662 }
2663
2664 if (value != (uint64_t)(ram_addr_t)value) {
2665 fprintf(stderrstderr, "qemu: ram size too large\n");
2666 exit(1);
2667 }
2668 ram_size = value;
2669 break;
2670 }
2671 case QEMU_OPTION_mempath:
2672 mem_path = optarg;
2673 break;
2674#ifdef MAP_POPULATE0x08000
2675 case QEMU_OPTION_mem_prealloc:
2676 mem_prealloc = 1;
2677 break;
2678#endif
2679 case QEMU_OPTION_d:
2680 log_mask = optarg;
2681 break;
2682 case QEMU_OPTION_D:
2683 log_file = optarg;
2684 break;
2685 case QEMU_OPTION_s:
2686 add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT"1234");
2687 break;
2688 case QEMU_OPTION_gdb:
2689 add_device_config(DEV_GDB, optarg);
2690 break;
2691 case QEMU_OPTION_L:
2692 data_dir = optarg;
2693 break;
2694 case QEMU_OPTION_bios:
2695 bios_name = optarg;
2696 break;
2697 case QEMU_OPTION_singlestep:
2698 singlestep = 1;
2699 break;
2700 case QEMU_OPTION_S:
2701 autostart = 0;
2702 break;
2703 case QEMU_OPTION_k:
2704 keyboard_layout = optarg;
2705 break;
2706 case QEMU_OPTION_localtime:
2707 rtc_utc = 0;
2708 break;
2709 case QEMU_OPTION_vga:
2710 vga_model = optarg;
2711 default_vga = 0;
2712 break;
2713 case QEMU_OPTION_g:
2714 {
2715 const char *p;
2716 int w, h, depth;
2717 p = optarg;
2718 w = strtol(p, (char **)&p, 10);
2719 if (w <= 0) {
2720 graphic_error:
2721 fprintf(stderrstderr, "qemu: invalid resolution or depth\n");
2722 exit(1);
2723 }
2724 if (*p != 'x')
2725 goto graphic_error;
2726 p++;
2727 h = strtol(p, (char **)&p, 10);
2728 if (h <= 0)
2729 goto graphic_error;
2730 if (*p == 'x') {
2731 p++;
2732 depth = strtol(p, (char **)&p, 10);
2733 if (depth != 8 && depth != 15 && depth != 16 &&
2734 depth != 24 && depth != 32)
2735 goto graphic_error;
2736 } else if (*p == '\0') {
2737 depth = graphic_depth;
2738 } else {
2739 goto graphic_error;
2740 }
2741
2742 graphic_width = w;
2743 graphic_height = h;
2744 graphic_depth = depth;
2745 }
2746 break;
2747 case QEMU_OPTION_echr:
2748 {
2749 char *r;
2750 term_escape_char = strtol(optarg, &r, 0);
2751 if (r == optarg)
2752 printf("Bad argument to echr\n");
2753 break;
2754 }
2755 case QEMU_OPTION_monitor:
2756 monitor_parse(optarg, "readline");
2757 default_monitor = 0;
2758 break;
2759 case QEMU_OPTION_qmp:
2760 monitor_parse(optarg, "control");
2761 default_monitor = 0;
2762 break;
2763 case QEMU_OPTION_mon:
2764 opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2765 if (!opts) {
2766 exit(1);
2767 }
2768 default_monitor = 0;
2769 break;
2770 case QEMU_OPTION_chardev:
2771 opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2772 if (!opts) {
2773 exit(1);
2774 }
2775 break;
2776 case QEMU_OPTION_fsdev:
2777 olist = qemu_find_opts("fsdev");
2778 if (!olist) {
2779 fprintf(stderrstderr, "fsdev is not supported by this qemu build.\n");
2780 exit(1);
2781 }
2782 opts = qemu_opts_parse(olist, optarg, 1);
2783 if (!opts) {
2784 fprintf(stderrstderr, "parse error: %s\n", optarg);
2785 exit(1);
2786 }
2787 break;
2788 case QEMU_OPTION_virtfs: {
2789 QemuOpts *fsdev;
2790 QemuOpts *device;
2791 const char *writeout, *sock_fd, *socket;
2792
2793 olist = qemu_find_opts("virtfs");
2794 if (!olist) {
2795 fprintf(stderrstderr, "virtfs is not supported by this qemu build.\n");
2796 exit(1);
2797 }
2798 opts = qemu_opts_parse(olist, optarg, 1);
2799 if (!opts) {
2800 fprintf(stderrstderr, "parse error: %s\n", optarg);
2801 exit(1);
2802 }
2803
2804 if (qemu_opt_get(opts, "fsdriver") == NULL((void*)0) ||
2805 qemu_opt_get(opts, "mount_tag") == NULL((void*)0)) {
2806 fprintf(stderrstderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
2807 exit(1);
2808 }
2809 fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2810 qemu_opt_get(opts, "mount_tag"),
2811 1, NULL((void*)0));
2812 if (!fsdev) {
2813 fprintf(stderrstderr, "duplicate fsdev id: %s\n",
2814 qemu_opt_get(opts, "mount_tag"));
2815 exit(1);
2816 }
2817
2818 writeout = qemu_opt_get(opts, "writeout");
2819 if (writeout) {
2820#ifdef CONFIG_SYNC_FILE_RANGE1
2821 qemu_opt_set(fsdev, "writeout", writeout);
2822#else
2823 fprintf(stderrstderr, "writeout=immediate not supported on "
2824 "this platform\n");
2825 exit(1);
2826#endif
2827 }
2828 qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
2829 qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2830 qemu_opt_set(fsdev, "security_model",
2831 qemu_opt_get(opts, "security_model"));
2832 socket = qemu_opt_get(opts, "socket");
2833 if (socket) {
2834 qemu_opt_set(fsdev, "socket", socket);
2835 }
2836 sock_fd = qemu_opt_get(opts, "sock_fd");
2837 if (sock_fd) {
2838 qemu_opt_set(fsdev, "sock_fd", sock_fd);
2839 }
2840
2841 qemu_opt_set_bool(fsdev, "readonly",
2842 qemu_opt_get_bool(opts, "readonly", 0));
2843 device = qemu_opts_create(qemu_find_opts("device"), NULL((void*)0), 0,
2844 NULL((void*)0));
2845 qemu_opt_set(device, "driver", "virtio-9p-pci");
2846 qemu_opt_set(device, "fsdev",
2847 qemu_opt_get(opts, "mount_tag"));
2848 qemu_opt_set(device, "mount_tag",
2849 qemu_opt_get(opts, "mount_tag"));
2850 break;
2851 }
2852 case QEMU_OPTION_virtfs_synth: {
2853 QemuOpts *fsdev;
2854 QemuOpts *device;
2855
2856 fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
2857 1, NULL((void*)0));
2858 if (!fsdev) {
2859 fprintf(stderrstderr, "duplicate option: %s\n", "virtfs_synth");
2860 exit(1);
2861 }
2862 qemu_opt_set(fsdev, "fsdriver", "synth");
2863
2864 device = qemu_opts_create(qemu_find_opts("device"), NULL((void*)0), 0,
2865 NULL((void*)0));
2866 qemu_opt_set(device, "driver", "virtio-9p-pci");
2867 qemu_opt_set(device, "fsdev", "v_synth");
2868 qemu_opt_set(device, "mount_tag", "v_synth");
2869 break;
2870 }
2871 case QEMU_OPTION_serial:
2872 add_device_config(DEV_SERIAL, optarg);
2873 default_serial = 0;
2874 if (strncmp(optarg, "mon:", 4) == 0) {
2875 default_monitor = 0;
2876 }
2877 break;
2878 case QEMU_OPTION_watchdog:
2879 if (watchdog) {
2880 fprintf(stderrstderr,
2881 "qemu: only one watchdog option may be given\n");
2882 return 1;
2883 }
2884 watchdog = optarg;
2885 break;
2886 case QEMU_OPTION_watchdog_action:
2887 if (select_watchdog_action(optarg) == -1) {
2888 fprintf(stderrstderr, "Unknown -watchdog-action parameter\n");
2889 exit(1);
2890 }
2891 break;
2892 case QEMU_OPTION_virtiocon:
2893 add_device_config(DEV_VIRTCON, optarg);
2894 default_virtcon = 0;
2895 if (strncmp(optarg, "mon:", 4) == 0) {
2896 default_monitor = 0;
2897 }
2898 break;
2899 case QEMU_OPTION_parallel:
2900 add_device_config(DEV_PARALLEL, optarg);
2901 default_parallel = 0;
2902 if (strncmp(optarg, "mon:", 4) == 0) {
2903 default_monitor = 0;
2904 }
2905 break;
2906 case QEMU_OPTION_debugcon:
2907 add_device_config(DEV_DEBUGCON, optarg);
2908 break;
2909 case QEMU_OPTION_loadvm:
2910 loadvm = optarg;
2911 break;
2912 case QEMU_OPTION_full_screen:
2913 full_screen = 1;
2914 break;
2915#ifdef CONFIG_SDL1
2916 case QEMU_OPTION_no_frame:
2917 no_frame = 1;
2918 break;
2919 case QEMU_OPTION_alt_grab:
2920 alt_grab = 1;
2921 break;
2922 case QEMU_OPTION_ctrl_grab:
2923 ctrl_grab = 1;
2924 break;
2925 case QEMU_OPTION_no_quit:
2926 no_quit = 1;
2927 break;
2928 case QEMU_OPTION_sdl:
2929 display_type = DT_SDL;
2930 break;
2931#else
2932 case QEMU_OPTION_no_frame:
2933 case QEMU_OPTION_alt_grab:
2934 case QEMU_OPTION_ctrl_grab:
2935 case QEMU_OPTION_no_quit:
2936 case QEMU_OPTION_sdl:
2937 fprintf(stderrstderr, "SDL support is disabled\n");
2938 exit(1);
2939#endif
2940 case QEMU_OPTION_pidfile:
2941 pid_file = optarg;
2942 break;
2943 case QEMU_OPTION_win2k_hack:
2944 win2k_install_hack = 1;
2945 break;
2946 case QEMU_OPTION_rtc_td_hack: {
2947 static GlobalProperty slew_lost_ticks[] = {
2948 {
2949 .driver = "mc146818rtc",
2950 .property = "lost_tick_policy",
2951 .value = "slew",
2952 },
2953 { /* end of list */ }
2954 };
2955
2956 qdev_prop_register_global_list(slew_lost_ticks);
2957 break;
2958 }
2959 case QEMU_OPTION_acpitable:
2960 do_acpitable_option(optarg);
2961 break;
2962 case QEMU_OPTION_smbios:
2963 do_smbios_option(optarg);
2964 break;
2965 case QEMU_OPTION_enable_kvm:
2966 olist = qemu_find_opts("machine");
2967 qemu_opts_parse(olist, "accel=kvm", 0);
2968 break;
2969 case QEMU_OPTION_machine:
2970 olist = qemu_find_opts("machine");
2971 opts = qemu_opts_parse(olist, optarg, 1);
2972 if (!opts) {
2973 fprintf(stderrstderr, "parse error: %s\n", optarg);
2974 exit(1);
2975 }
2976 optarg = qemu_opt_get(opts, "type");
2977 if (optarg) {
2978 machine = machine_parse(optarg);
2979 }
2980 break;
2981 case QEMU_OPTION_usb:
2982 usb_enabled = 1;
2983 break;
2984 case QEMU_OPTION_usbdevice:
2985 usb_enabled = 1;
2986 add_device_config(DEV_USB, optarg);
2987 break;
2988 case QEMU_OPTION_device:
2989 if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2990 exit(1);
2991 }
2992 break;
2993 case QEMU_OPTION_smp:
2994 smp_parse(optarg);
2995 if (smp_cpus < 1) {
2996 fprintf(stderrstderr, "Invalid number of CPUs\n");
2997 exit(1);
2998 }
2999 if (max_cpus < smp_cpus) {
3000 fprintf(stderrstderr, "maxcpus must be equal to or greater than "
3001 "smp\n");
3002 exit(1);
3003 }
3004 if (max_cpus > 255) {
3005 fprintf(stderrstderr, "Unsupported number of maxcpus\n");
3006 exit(1);
3007 }
3008 break;
3009 case QEMU_OPTION_vnc:
3010#ifdef CONFIG_VNC1
3011 display_remote++;
3012 vnc_display = optarg;
3013#else
3014 fprintf(stderrstderr, "VNC support is disabled\n");
3015 exit(1);
3016#endif
3017 break;
3018 case QEMU_OPTION_no_acpi:
3019 acpi_enabled = 0;
3020 break;
3021 case QEMU_OPTION_no_hpet:
3022 no_hpet = 1;
3023 break;
3024 case QEMU_OPTION_balloon:
3025 if (balloon_parse(optarg) < 0) {
3026 fprintf(stderrstderr, "Unknown -balloon argument %s\n", optarg);
3027 exit(1);
3028 }
3029 break;
3030 case QEMU_OPTION_no_reboot:
3031 no_reboot = 1;
3032 break;
3033 case QEMU_OPTION_no_shutdown:
3034 no_shutdown = 1;
3035 break;
3036 case QEMU_OPTION_show_cursor:
3037 cursor_hide = 0;
3038 break;
3039 case QEMU_OPTION_uuid:
3040 if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3041 fprintf(stderrstderr, "Fail to parse UUID string."
3042 " Wrong format.\n");
3043 exit(1);
3044 }
3045 break;
3046 case QEMU_OPTION_option_rom:
3047 if (nb_option_roms >= MAX_OPTION_ROMS16) {
3048 fprintf(stderrstderr, "Too many option ROMs\n");
3049 exit(1);
3050 }
3051 opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3052 option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3053 option_rom[nb_option_roms].bootindex =
3054 qemu_opt_get_number(opts, "bootindex", -1);
3055 if (!option_rom[nb_option_roms].name) {
3056 fprintf(stderrstderr, "Option ROM file is not specified\n");
3057 exit(1);
3058 }
3059 nb_option_roms++;
3060 break;
3061 case QEMU_OPTION_semihosting:
3062 semihosting_enabled = 1;
3063 break;
3064 case QEMU_OPTION_name:
3065 qemu_name = g_strdup(optarg);
3066 {
3067 char *p = strchr(qemu_name, ',');
3068 if (p != NULL((void*)0)) {
3069 *p++ = 0;
3070 if (strncmp(p, "process=", 8)) {
3071 fprintf(stderrstderr, "Unknown subargument %s to -name\n", p);
3072 exit(1);
3073 }
3074 p += 8;
3075 os_set_proc_name(p);
3076 }
3077 }
3078 break;
3079 case QEMU_OPTION_prom_env:
3080 if (nb_prom_envs >= MAX_PROM_ENVS128) {
3081 fprintf(stderrstderr, "Too many prom variables\n");
3082 exit(1);
3083 }
3084 prom_envs[nb_prom_envs] = optarg;
3085 nb_prom_envs++;
3086 break;
3087 case QEMU_OPTION_old_param:
3088 old_param = 1;
3089 break;
3090 case QEMU_OPTION_clock:
3091 configure_alarms(optarg);
3092 break;
3093 case QEMU_OPTION_startdate:
3094 configure_rtc_date_offset(optarg, 1);
3095 break;
3096 case QEMU_OPTION_rtc:
3097 opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3098 if (!opts) {
3099 exit(1);
3100 }
3101 configure_rtc(opts);
3102 break;
3103 case QEMU_OPTION_tb_size:
3104 tcg_tb_size = strtol(optarg, NULL((void*)0), 0);
3105 if (tcg_tb_size < 0) {
3106 tcg_tb_size = 0;
3107 }
3108 break;
3109 case QEMU_OPTION_icount:
3110 icount_option = optarg;
3111 break;
3112 case QEMU_OPTION_incoming:
3113 incoming = optarg;
3114 runstate_set(RUN_STATE_INMIGRATE);
3115 break;
3116 case QEMU_OPTION_nodefaults:
3117 default_serial = 0;
3118 default_parallel = 0;
3119 default_virtcon = 0;
3120 default_monitor = 0;
3121 default_net = 0;
3122 default_floppy = 0;
3123 default_cdrom = 0;
3124 default_sdcard = 0;
3125 default_vga = 0;
3126 break;
3127 case QEMU_OPTION_xen_domid:
3128 if (!(xen_available())) {
3129 printf("Option %s not supported for this target\n", popt->name);
3130 exit(1);
3131 }
3132 xen_domid = atoi(optarg);
3133 break;
3134 case QEMU_OPTION_xen_create:
3135 if (!(xen_available())) {
3136 printf("Option %s not supported for this target\n", popt->name);
3137 exit(1);
3138 }
3139 xen_mode = XEN_CREATE;
3140 break;
3141 case QEMU_OPTION_xen_attach:
3142 if (!(xen_available())) {
3143 printf("Option %s not supported for this target\n", popt->name);
3144 exit(1);
3145 }
3146 xen_mode = XEN_ATTACH;
3147 break;
3148 case QEMU_OPTION_trace:
3149 {
3150 opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3151 if (!opts) {
3152 exit(1);
3153 }
3154 trace_events = qemu_opt_get(opts, "events");
3155 trace_file = qemu_opt_get(opts, "file");
3156 break;
3157 }
3158 case QEMU_OPTION_readconfig:
3159 {
3160 int ret = qemu_read_config_file(optarg);
3161 if (ret < 0) {
3162 fprintf(stderrstderr, "read config %s: %s\n", optarg,
3163 strerror(-ret));
3164 exit(1);
3165 }
3166 break;
3167 }
3168 case QEMU_OPTION_spice:
3169 olist = qemu_find_opts("spice");
3170 if (!olist) {
3171 fprintf(stderrstderr, "spice is not supported by this qemu build.\n");
3172 exit(1);
3173 }
3174 opts = qemu_opts_parse(olist, optarg, 0);
3175 if (!opts) {
3176 fprintf(stderrstderr, "parse error: %s\n", optarg);
3177 exit(1);
3178 }
3179 break;
3180 case QEMU_OPTION_writeconfig:
3181 {
3182 FILE *fp;
3183 if (strcmp(optarg, "-") == 0) {
3184 fp = stdoutstdout;
3185 } else {
3186 fp = fopen(optarg, "w");
3187 if (fp == NULL((void*)0)) {
3188 fprintf(stderrstderr, "open %s: %s\n", optarg, strerror(errno(*__errno_location ())));
3189 exit(1);
3190 }
3191 }
3192 qemu_config_write(fp);
3193 fclose(fp);
3194 break;
3195 }
3196 case QEMU_OPTION_qtest:
3197 qtest_chrdev = optarg;
3198 break;
3199 case QEMU_OPTION_qtest_log:
3200 qtest_log = optarg;
3201 break;
3202 default:
3203 os_parse_cmd_args(popt->index, optarg);
3204 }
3205 }
3206 }
3207 loc_set_none();
3208
3209 if (machine->hw_version) {
3210 qemu_set_version(machine->hw_version);
3211 }
3212
3213 /* Init CPU def lists, based on config
3214 * - Must be called after all the qemu_read_config_file() calls
3215 * - Must be called before list_cpus()
3216 * - Must be called before machine->init()
3217 */
3218 cpudef_init();
3219
3220 if (cpu_model && *cpu_model == '?') {
3221 list_cpus(stdoutstdout, &fprintf, cpu_model);
3222 exit(0);
3223 }
3224
3225 /* Open the logfile at this point, if necessary. We can't open the logfile
3226 * when encountering either of the logging options (-d or -D) because the
3227 * other one may be encountered later on the command line, changing the
3228 * location or level of logging.
3229 */
3230 if (log_mask) {
3231 if (log_file) {
3232 set_cpu_log_filename(log_file);
3233 }
3234 set_cpu_log(log_mask);
3235 }
3236
3237 if (!trace_backend_init(trace_events, trace_file)) {
3238 exit(1);
3239 }
3240
3241 /* If no data_dir is specified then try to find it relative to the
3242 executable path. */
3243 if (!data_dir) {
3244 data_dir = os_find_datadir(argv[0]);
3245 }
3246 /* If all else fails use the install path specified when building. */
3247 if (!data_dir) {
3248 data_dir = CONFIG_QEMU_DATADIR"/usr/local/share/qemu";
3249 }
3250
3251 if (machine == NULL((void*)0)) {
3252 fprintf(stderrstderr, "No machine found.\n");
3253 exit(1);
3254 }
3255
3256 /*
3257 * Default to max_cpus = smp_cpus, in case the user doesn't
3258 * specify a max_cpus value.
3259 */
3260 if (!max_cpus)
3261 max_cpus = smp_cpus;
3262
3263 machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3264 if (smp_cpus > machine->max_cpus) {
3265 fprintf(stderrstderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3266 "supported by machine `%s' (%d)\n", smp_cpus, machine->name,
3267 machine->max_cpus);
3268 exit(1);
3269 }
3270
3271 /*
3272 * Get the default machine options from the machine if it is not already
3273 * specified either by the configuration file or by the command line.
3274 */
3275 if (machine->default_machine_opts) {
3276 qemu_opts_set_defaults(qemu_find_opts("machine"),
3277 machine->default_machine_opts, 0);
3278 }
3279
3280 qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL((void*)0), 0);
3281 qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL((void*)0), 0);
3282
3283 if (machine->no_serial) {
3284 default_serial = 0;
3285 }
3286 if (machine->no_parallel) {
3287 default_parallel = 0;
3288 }
3289 if (!machine->use_virtcon) {
3290 default_virtcon = 0;
3291 }
3292 if (machine->no_floppy) {
3293 default_floppy = 0;
3294 }
3295 if (machine->no_cdrom) {
3296 default_cdrom = 0;
3297 }
3298 if (machine->no_sdcard) {
3299 default_sdcard = 0;
3300 }
3301
3302 if (display_type == DT_NOGRAPHIC) {
3303 if (default_parallel)
3304 add_device_config(DEV_PARALLEL, "null");
3305 if (default_serial && default_monitor) {
3306 add_device_config(DEV_SERIAL, "mon:stdio");
3307 } else if (default_virtcon && default_monitor) {
3308 add_device_config(DEV_VIRTCON, "mon:stdio");
3309 } else {
3310 if (default_serial)
3311 add_device_config(DEV_SERIAL, "stdio");
3312 if (default_virtcon)
3313 add_device_config(DEV_VIRTCON, "stdio");
3314 if (default_monitor)
3315 monitor_parse("stdio", "readline");
3316 }
3317 } else {
3318 if (default_serial)
3319 add_device_config(DEV_SERIAL, "vc:80Cx24C");
3320 if (default_parallel)
3321 add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3322 if (default_monitor)
3323 monitor_parse("vc:80Cx24C", "readline");
3324 if (default_virtcon)
3325 add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3326 }
3327
3328 socket_init();
3329
3330 if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL((void*)0), 1) != 0)
3331 exit(1);
3332#ifdef CONFIG_VIRTFS1
3333 if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL((void*)0), 1) != 0) {
3334 exit(1);
3335 }
3336#endif
3337
3338 os_daemonize();
3339
3340 if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3341 os_pidfile_error();
3342 exit(1);
3343 }
3344
3345 /* init the memory */
3346 if (ram_size == 0) {
3347 ram_size = DEFAULT_RAM_SIZE128 * 1024 * 1024;
3348 }
3349
3350 configure_accelerator();
3351
3352 qemu_init_cpu_loop();
3353 if (qemu_init_main_loop()) {
3354 fprintf(stderrstderr, "qemu_init_main_loop failed\n");
3355 exit(1);
3356 }
3357
3358 machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3359 if (machine_opts) {
3360 kernel_filename = qemu_opt_get(machine_opts, "kernel");
3361 initrd_filename = qemu_opt_get(machine_opts, "initrd");
3362 kernel_cmdline = qemu_opt_get(machine_opts, "append");
3363 } else {
3364 kernel_filename = initrd_filename = kernel_cmdline = NULL((void*)0);
3365 }
3366
3367 if (!kernel_cmdline) {
3368 kernel_cmdline = "";
3369 }
3370
3371 linux_boot = (kernel_filename != NULL((void*)0));
3372
3373 if (!linux_boot && *kernel_cmdline != '\0') {
3374 fprintf(stderrstderr, "-append only allowed with -kernel option\n");
3375 exit(1);
3376 }
3377
3378 if (!linux_boot && initrd_filename != NULL((void*)0)) {
3379 fprintf(stderrstderr, "-initrd only allowed with -kernel option\n");
3380 exit(1);
3381 }
3382
3383 if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3384 fprintf(stderrstderr, "-dtb only allowed with -kernel option\n");
3385 exit(1);
3386 }
3387
3388 os_set_line_buffering();
3389
3390 if (init_timer_alarm() < 0) {
3391 fprintf(stderrstderr, "could not initialize alarm timer\n");
3392 exit(1);
3393 }
3394
3395#ifdef CONFIG_SPICE
3396 /* spice needs the timers to be initialized by this point */
3397 qemu_spice_init();
3398#endif
3399
3400 if (icount_option && (kvm_enabled()(kvm_allowed) || xen_enabled())) {
3401 fprintf(stderrstderr, "-icount is not allowed with kvm or xen\n");
3402 exit(1);
3403 }
3404 configure_icount(icount_option);
3405
3406 if (net_init_clients() < 0) {
3407 exit(1);
3408 }
3409
3410 /* init the bluetooth world */
3411 if (foreach_device_config(DEV_BT, bt_parse))
3412 exit(1);
3413
3414 if (!xen_enabled()) {
3415 /* On 32-bit hosts, QEMU is limited by virtual address space */
3416 if (ram_size > (2047 << 20) && HOST_LONG_BITS64 == 32) {
3417 fprintf(stderrstderr, "qemu: at most 2047 MB RAM can be simulated\n");
3418 exit(1);
3419 }
3420 }
3421
3422 cpu_exec_init_all();
3423
3424 bdrv_init_with_whitelist();
3425
3426 blk_mig_init();
3427
3428 /* open the virtual block devices */
3429 if (snapshot)
3430 qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL((void*)0), 0);
3431 if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3432 exit(1);
3433
3434 default_drive(default_cdrom, snapshot, machine->use_scsi,
3435 IF_DEFAULT, 2, CDROM_OPTS"media=cdrom");
3436 default_drive(default_floppy, snapshot, machine->use_scsi,
3437 IF_FLOPPY, 0, FD_OPTS"");
3438 default_drive(default_sdcard, snapshot, machine->use_scsi,
3439 IF_SD, 0, SD_OPTS"");
3440
3441 register_savevm_live(NULL((void*)0), "ram", 0, 4, NULL((void*)0), ram_save_live, NULL((void*)0),
3442 ram_load, NULL((void*)0));
3443
3444 if (nb_numa_nodes > 0) {
3445 int i;
3446
3447 if (nb_numa_nodes > MAX_NODES64) {
3448 nb_numa_nodes = MAX_NODES64;
3449 }
3450
3451 /* If no memory size if given for any node, assume the default case
3452 * and distribute the available memory equally across all nodes
3453 */
3454 for (i = 0; i < nb_numa_nodes; i++) {
3455 if (node_mem[i] != 0)
3456 break;
3457 }
3458 if (i == nb_numa_nodes) {
3459 uint64_t usedmem = 0;
3460
3461 /* On Linux, the each node's border has to be 8MB aligned,
3462 * the final node gets the rest.
3463 */
3464 for (i = 0; i < nb_numa_nodes - 1; i++) {
3465 node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3466 usedmem += node_mem[i];
3467 }
3468 node_mem[i] = ram_size - usedmem;
3469 }
3470
3471 for (i = 0; i < nb_numa_nodes; i++) {
3472 if (node_cpumask[i] != 0)
3473 break;
3474 }
3475 /* assigning the VCPUs round-robin is easier to implement, guest OSes
3476 * must cope with this anyway, because there are BIOSes out there in
3477 * real machines which also use this scheme.
3478 */
3479 if (i == nb_numa_nodes) {
3480 for (i = 0; i < max_cpus; i++) {
3481 node_cpumask[i % nb_numa_nodes] |= 1 << i;
3482 }
3483 }
3484 }
3485
3486 if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL((void*)0), 1) != 0) {
3487 exit(1);
3488 }
3489
3490 if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3491 exit(1);
3492 if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3493 exit(1);
3494 if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3495 exit(1);
3496 if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3497 exit(1);
3498
3499 /* If no default VGA is requested, the default is "none". */
3500 if (default_vga && cirrus_vga_available()) {
3501 vga_model = "cirrus";
3502 }
3503 select_vgahw(vga_model);
3504
3505 if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL((void*)0), 0) != 0)
3506 exit(0);
3507
3508 if (watchdog) {
3509 i = select_watchdog(watchdog);
3510 if (i > 0)
3511 exit (i == 1 ? 1 : 0);
3512 }
3513
3514 if (machine->compat_props) {
3515 qdev_prop_register_global_list(machine->compat_props);
3516 }
3517 qemu_add_globals();
3518
3519 qdev_machine_init();
3520
3521 machine->init(ram_size, boot_devices,
3522 kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3523
3524 cpu_synchronize_all_post_init();
3525
3526 set_numa_modes();
3527
3528 current_machine = machine;
3529
3530 /* init USB devices */
3531 if (usb_enabled) {
3532 if (foreach_device_config(DEV_USB, usb_parse) < 0)
3533 exit(1);
3534 }
3535
3536 /* init generic devices */
3537 if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL((void*)0), 1) != 0)
3538 exit(1);
3539
3540 net_check_clients();
3541
3542 /* just use the first displaystate for the moment */
3543 ds = get_displaystate();
3544
3545 if (using_spice0)
3546 display_remote++;
3547 if (display_type == DT_DEFAULT && !display_remote) {
3548#if defined(CONFIG_SDL1) || defined(CONFIG_COCOA)
3549 display_type = DT_SDL;
3550#elif defined(CONFIG_VNC1)
3551 vnc_display = "localhost:0,to=99";
3552 show_vnc_port = 1;
3553#else
3554 display_type = DT_NONE;
3555#endif
3556 }
3557
3558
3559 /* init local displays */
3560 switch (display_type) {
3561 case DT_NOGRAPHIC:
3562 break;
3563#if defined(CONFIG_CURSES1)
3564 case DT_CURSES:
3565 curses_display_init(ds, full_screen);
3566 break;
3567#endif
3568#if defined(CONFIG_SDL1)
3569 case DT_SDL:
3570 sdl_display_init(ds, full_screen, no_frame);
3571 break;
3572#elif defined(CONFIG_COCOA)
3573 case DT_SDL:
3574 cocoa_display_init(ds, full_screen);
3575 break;
3576#endif
3577 default:
3578 break;
3579 }
3580
3581 /* must be after terminal init, SDL library changes signal handlers */
3582 os_setup_signal_handling();
3583
3584#ifdef CONFIG_VNC1
3585 /* init remote displays */
3586 if (vnc_display) {
3587 vnc_display_init(ds);
3588 if (vnc_display_open(ds, vnc_display) < 0)
3589 exit(1);
3590
3591 if (show_vnc_port) {
3592 printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3593 }
3594 }
3595#endif
3596#ifdef CONFIG_SPICE
3597 if (using_spice0 && !qxl_enabled(vga_interface_type == VGA_QXL)) {
3598 qemu_spice_display_init(ds);
3599 }
3600#endif
3601
3602 /* display setup */
3603 dpy_resize(ds);
3604 dcl = ds->listeners;
3605 while (dcl != NULL((void*)0)) {
3606 if (dcl->dpy_refresh != NULL((void*)0)) {
3607 ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3608 qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3609 break;
3610 }
3611 dcl = dcl->next;
3612 }
3613 text_consoles_set_display(ds);
3614
3615 if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3616 exit(1);
3617 }
3618
3619 qdev_machine_creation_done();
3620
3621 if (rom_load_all() != 0) {
3622 fprintf(stderrstderr, "rom loading failed\n");
3623 exit(1);
3624 }
3625
3626 /* TODO: once all bus devices are qdevified, this should be done
3627 * when bus is created by qdev.c */
3628 qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3629 qemu_run_machine_init_done_notifiers();
3630
3631 qemu_system_reset(VMRESET_SILENT0);
3632 if (loadvm) {
3633 if (load_vmstate(loadvm) < 0) {
3634 autostart = 0;
3635 }
3636 }
3637
3638 if (incoming) {
3639 Error *errp = NULL((void*)0);
3640 int ret = qemu_start_incoming_migration(incoming, &errp);
3641 if (ret < 0) {
3642 if (error_is_set(&errp)) {
3643 fprintf(stderrstderr, "Migrate: %s\n", error_get_pretty(errp));
3644 error_free(errp);
3645 }
3646 fprintf(stderrstderr, "Migration failed. Exit code %s(%d), exiting.\n",
3647 incoming, ret);
3648 exit(ret);
3649 }
3650 } else if (autostart) {
3651 vm_start();
3652 }
3653
3654 os_setup_post();
3655
3656 resume_all_vcpus();
3657 main_loop();
3658 bdrv_close_all();
3659 pause_all_vcpus();
3660 net_cleanup();
3661 res_free();
3662
3663 return 0;
3664}