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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:
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 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
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 *
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 * 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
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 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.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 <libutil.h>
55
#include <sys/sysctl.h>
56
#else
57
#include <util.h>
58
#endif
59
#else
60
#ifdef __linux__
61
#include <pty.h>
62
#include <malloc.h>
63

    
64
#include <linux/ppdev.h>
65
#include <linux/parport.h>
66
#endif
67
#ifdef __sun__
68
#include <sys/stat.h>
69
#include <sys/ethernet.h>
70
#include <sys/sockio.h>
71
#include <netinet/arp.h>
72
#include <netinet/in_systm.h>
73
#include <netinet/ip.h>
74
#include <netinet/ip_icmp.h> // must come after ip.h
75
#include <netinet/udp.h>
76
#include <netinet/tcp.h>
77
#include <net/if.h>
78
#include <syslog.h>
79
#include <stropts.h>
80
#endif
81
#endif
82
#endif
83

    
84
#if defined(__OpenBSD__)
85
#include <util.h>
86
#endif
87

    
88
#if defined(CONFIG_VDE)
89
#include <libvdeplug.h>
90
#endif
91

    
92
#ifdef _WIN32
93
#include <windows.h>
94
#endif
95

    
96
#ifdef CONFIG_SDL
97
#if defined(__APPLE__) || defined(main)
98
#include <SDL.h>
99
int qemu_main(int argc, char **argv, char **envp);
100
int main(int argc, char **argv)
101
{
102
    return qemu_main(argc, argv, NULL);
103
}
104
#undef main
105
#define main qemu_main
106
#endif
107
#endif /* CONFIG_SDL */
108

    
109
#ifdef CONFIG_COCOA
110
#undef main
111
#define main qemu_main
112
#endif /* CONFIG_COCOA */
113

    
114
#include <glib.h>
115

    
116
#include "hw/hw.h"
117
#include "hw/boards.h"
118
#include "hw/usb.h"
119
#include "hw/pcmcia.h"
120
#include "hw/pc.h"
121
#include "hw/isa.h"
122
#include "hw/baum.h"
123
#include "hw/bt.h"
124
#include "hw/watchdog.h"
125
#include "hw/smbios.h"
126
#include "hw/xen.h"
127
#include "hw/qdev.h"
128
#include "hw/loader.h"
129
#include "bt-host.h"
130
#include "net.h"
131
#include "net/slirp.h"
132
#include "monitor.h"
133
#include "console.h"
134
#include "sysemu.h"
135
#include "gdbstub.h"
136
#include "qemu-timer.h"
137
#include "qemu-char.h"
138
#include "cache-utils.h"
139
#include "block.h"
140
#include "blockdev.h"
141
#include "block-migration.h"
142
#include "dma.h"
143
#include "audio/audio.h"
144
#include "migration.h"
145
#include "kvm.h"
146
#include "qjson.h"
147
#include "qemu-option.h"
148
#include "qemu-config.h"
149
#include "qemu-options.h"
150
#include "qmp-commands.h"
151
#include "main-loop.h"
152
#ifdef CONFIG_VIRTFS
153
#include "fsdev/qemu-fsdev.h"
154
#endif
155

    
156
#include "disas.h"
157

    
158
#include "qemu_socket.h"
159

    
160
#include "slirp/libslirp.h"
161

    
162
#include "trace.h"
163
#include "trace/control.h"
164
#include "qemu-queue.h"
165
#include "cpus.h"
166
#include "arch_init.h"
167

    
168
#include "ui/qemu-spice.h"
169

    
170
//#define DEBUG_NET
171
//#define DEBUG_SLIRP
172

    
173
#define DEFAULT_RAM_SIZE 128
174

    
175
#define MAX_VIRTIO_CONSOLES 1
176

    
177
static const char *data_dir;
178
const char *bios_name = NULL;
179
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
180
DisplayType display_type = DT_DEFAULT;
181
int display_remote = 0;
182
const char* keyboard_layout = NULL;
183
ram_addr_t ram_size;
184
const char *mem_path = NULL;
185
#ifdef MAP_POPULATE
186
int mem_prealloc = 0; /* force preallocation of physical target memory */
187
#endif
188
int nb_nics;
189
NICInfo nd_table[MAX_NICS];
190
int autostart;
191
static int rtc_utc = 1;
192
static int rtc_date_offset = -1; /* -1 means no change */
193
QEMUClock *rtc_clock;
194
int vga_interface_type = VGA_NONE;
195
static int full_screen = 0;
196
#ifdef CONFIG_SDL
197
static int no_frame = 0;
198
#endif
199
int no_quit = 0;
200
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
201
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
202
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
203
int win2k_install_hack = 0;
204
int rtc_td_hack = 0;
205
int usb_enabled = 0;
206
int singlestep = 0;
207
int smp_cpus = 1;
208
int max_cpus = 0;
209
int smp_cores = 1;
210
int smp_threads = 1;
211
#ifdef CONFIG_VNC
212
const char *vnc_display;
213
#endif
214
int acpi_enabled = 1;
215
int no_hpet = 0;
216
int fd_bootchk = 1;
217
int no_reboot = 0;
218
int no_shutdown = 0;
219
int cursor_hide = 1;
220
int graphic_rotate = 0;
221
const char *watchdog;
222
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
223
int nb_option_roms;
224
int semihosting_enabled = 0;
225
int old_param = 0;
226
const char *qemu_name;
227
int alt_grab = 0;
228
int ctrl_grab = 0;
229
unsigned int nb_prom_envs = 0;
230
const char *prom_envs[MAX_PROM_ENVS];
231
int boot_menu;
232
uint8_t *boot_splash_filedata;
233
int boot_splash_filedata_size;
234
uint8_t qemu_extra_params_fw[2];
235

    
236
typedef struct FWBootEntry FWBootEntry;
237

    
238
struct FWBootEntry {
239
    QTAILQ_ENTRY(FWBootEntry) link;
240
    int32_t bootindex;
241
    DeviceState *dev;
242
    char *suffix;
243
};
244

    
245
QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order);
246

    
247
int nb_numa_nodes;
248
uint64_t node_mem[MAX_NODES];
249
uint64_t node_cpumask[MAX_NODES];
250

    
251
uint8_t qemu_uuid[16];
252

    
253
static QEMUBootSetHandler *boot_set_handler;
254
static void *boot_set_opaque;
255

    
256
static NotifierList exit_notifiers =
257
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
258

    
259
static NotifierList machine_init_done_notifiers =
260
    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
261

    
262
static int tcg_allowed = 1;
263
int kvm_allowed = 0;
264
int xen_allowed = 0;
265
uint32_t xen_domid;
266
enum xen_mode xen_mode = XEN_EMULATE;
267
static int tcg_tb_size;
268

    
269
static int default_serial = 1;
270
static int default_parallel = 1;
271
static int default_virtcon = 1;
272
static int default_monitor = 1;
273
static int default_floppy = 1;
274
static int default_cdrom = 1;
275
static int default_sdcard = 1;
276

    
277
static struct {
278
    const char *driver;
279
    int *flag;
280
} default_list[] = {
281
    { .driver = "isa-serial",           .flag = &default_serial    },
282
    { .driver = "isa-parallel",         .flag = &default_parallel  },
283
    { .driver = "isa-fdc",              .flag = &default_floppy    },
284
    { .driver = "ide-cd",               .flag = &default_cdrom     },
285
    { .driver = "ide-hd",               .flag = &default_cdrom     },
286
    { .driver = "ide-drive",            .flag = &default_cdrom     },
287
    { .driver = "scsi-cd",              .flag = &default_cdrom     },
288
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
289
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
290
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
291
};
292

    
293
static void res_free(void)
294
{
295
    if (boot_splash_filedata != NULL) {
296
        g_free(boot_splash_filedata);
297
        boot_splash_filedata = NULL;
298
    }
299
}
300

    
301
static int default_driver_check(QemuOpts *opts, void *opaque)
302
{
303
    const char *driver = qemu_opt_get(opts, "driver");
304
    int i;
305

    
306
    if (!driver)
307
        return 0;
308
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
309
        if (strcmp(default_list[i].driver, driver) != 0)
310
            continue;
311
        *(default_list[i].flag) = 0;
312
    }
313
    return 0;
314
}
315

    
316
/***********************************************************/
317
/* QEMU state */
318

    
319
static RunState current_run_state = RUN_STATE_PRELAUNCH;
320

    
321
typedef struct {
322
    RunState from;
323
    RunState to;
324
} RunStateTransition;
325

    
326
static const RunStateTransition runstate_transitions_def[] = {
327
    /*     from      ->     to      */
328
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
329

    
330
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
331
    { RUN_STATE_INMIGRATE, RUN_STATE_PRELAUNCH },
332

    
333
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
334
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
335

    
336
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
337
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
338

    
339
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
340
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
341

    
342
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
343
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
344

    
345
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
346
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
347
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
348

    
349
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
350
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
351

    
352
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
353

    
354
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
355
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
356
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
357
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
358
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
359
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
360
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
361
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
362
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
363

    
364
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
365

    
366
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
367
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
368

    
369
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
370
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
371

    
372
    { RUN_STATE_MAX, RUN_STATE_MAX },
373
};
374

    
375
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
376

    
377
bool runstate_check(RunState state)
378
{
379
    return current_run_state == state;
380
}
381

    
382
void runstate_init(void)
383
{
384
    const RunStateTransition *p;
385

    
386
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
387

    
388
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
389
        runstate_valid_transitions[p->from][p->to] = true;
390
    }
391
}
392

    
393
/* This function will abort() on invalid state transitions */
394
void runstate_set(RunState new_state)
395
{
396
    assert(new_state < RUN_STATE_MAX);
397

    
398
    if (!runstate_valid_transitions[current_run_state][new_state]) {
399
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
400
                RunState_lookup[current_run_state],
401
                RunState_lookup[new_state]);
402
        abort();
403
    }
404

    
405
    current_run_state = new_state;
406
}
407

    
408
int runstate_is_running(void)
409
{
410
    return runstate_check(RUN_STATE_RUNNING);
411
}
412

    
413
StatusInfo *qmp_query_status(Error **errp)
414
{
415
    StatusInfo *info = g_malloc0(sizeof(*info));
416

    
417
    info->running = runstate_is_running();
418
    info->singlestep = singlestep;
419
    info->status = current_run_state;
420

    
421
    return info;
422
}
423

    
424
/***********************************************************/
425
/* real time host monotonic timer */
426

    
427
/***********************************************************/
428
/* host time/date access */
429
void qemu_get_timedate(struct tm *tm, int offset)
430
{
431
    time_t ti;
432
    struct tm *ret;
433

    
434
    time(&ti);
435
    ti += offset;
436
    if (rtc_date_offset == -1) {
437
        if (rtc_utc)
438
            ret = gmtime(&ti);
439
        else
440
            ret = localtime(&ti);
441
    } else {
442
        ti -= rtc_date_offset;
443
        ret = gmtime(&ti);
444
    }
445

    
446
    memcpy(tm, ret, sizeof(struct tm));
447
}
448

    
449
int qemu_timedate_diff(struct tm *tm)
450
{
451
    time_t seconds;
452

    
453
    if (rtc_date_offset == -1)
454
        if (rtc_utc)
455
            seconds = mktimegm(tm);
456
        else {
457
            struct tm tmp = *tm;
458
            tmp.tm_isdst = -1; /* use timezone to figure it out */
459
            seconds = mktime(&tmp);
460
        }
461
    else
462
        seconds = mktimegm(tm) + rtc_date_offset;
463

    
464
    return seconds - time(NULL);
465
}
466

    
467
void rtc_change_mon_event(struct tm *tm)
468
{
469
    QObject *data;
470

    
471
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
472
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
473
    qobject_decref(data);
474
}
475

    
476
static void configure_rtc_date_offset(const char *startdate, int legacy)
477
{
478
    time_t rtc_start_date;
479
    struct tm tm;
480

    
481
    if (!strcmp(startdate, "now") && legacy) {
482
        rtc_date_offset = -1;
483
    } else {
484
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
485
                   &tm.tm_year,
486
                   &tm.tm_mon,
487
                   &tm.tm_mday,
488
                   &tm.tm_hour,
489
                   &tm.tm_min,
490
                   &tm.tm_sec) == 6) {
491
            /* OK */
492
        } else if (sscanf(startdate, "%d-%d-%d",
493
                          &tm.tm_year,
494
                          &tm.tm_mon,
495
                          &tm.tm_mday) == 3) {
496
            tm.tm_hour = 0;
497
            tm.tm_min = 0;
498
            tm.tm_sec = 0;
499
        } else {
500
            goto date_fail;
501
        }
502
        tm.tm_year -= 1900;
503
        tm.tm_mon--;
504
        rtc_start_date = mktimegm(&tm);
505
        if (rtc_start_date == -1) {
506
        date_fail:
507
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
508
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
509
            exit(1);
510
        }
511
        rtc_date_offset = time(NULL) - rtc_start_date;
512
    }
513
}
514

    
515
static void configure_rtc(QemuOpts *opts)
516
{
517
    const char *value;
518

    
519
    value = qemu_opt_get(opts, "base");
520
    if (value) {
521
        if (!strcmp(value, "utc")) {
522
            rtc_utc = 1;
523
        } else if (!strcmp(value, "localtime")) {
524
            rtc_utc = 0;
525
        } else {
526
            configure_rtc_date_offset(value, 0);
527
        }
528
    }
529
    value = qemu_opt_get(opts, "clock");
530
    if (value) {
531
        if (!strcmp(value, "host")) {
532
            rtc_clock = host_clock;
533
        } else if (!strcmp(value, "vm")) {
534
            rtc_clock = vm_clock;
535
        } else {
536
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
537
            exit(1);
538
        }
539
    }
540
    value = qemu_opt_get(opts, "driftfix");
541
    if (value) {
542
        if (!strcmp(value, "slew")) {
543
            rtc_td_hack = 1;
544
        } else if (!strcmp(value, "none")) {
545
            rtc_td_hack = 0;
546
        } else {
547
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
548
            exit(1);
549
        }
550
    }
551
}
552

    
553
/***********************************************************/
554
/* Bluetooth support */
555
static int nb_hcis;
556
static int cur_hci;
557
static struct HCIInfo *hci_table[MAX_NICS];
558

    
559
static struct bt_vlan_s {
560
    struct bt_scatternet_s net;
561
    int id;
562
    struct bt_vlan_s *next;
563
} *first_bt_vlan;
564

    
565
/* find or alloc a new bluetooth "VLAN" */
566
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
567
{
568
    struct bt_vlan_s **pvlan, *vlan;
569
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
570
        if (vlan->id == id)
571
            return &vlan->net;
572
    }
573
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
574
    vlan->id = id;
575
    pvlan = &first_bt_vlan;
576
    while (*pvlan != NULL)
577
        pvlan = &(*pvlan)->next;
578
    *pvlan = vlan;
579
    return &vlan->net;
580
}
581

    
582
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
583
{
584
}
585

    
586
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
587
{
588
    return -ENOTSUP;
589
}
590

    
591
static struct HCIInfo null_hci = {
592
    .cmd_send = null_hci_send,
593
    .sco_send = null_hci_send,
594
    .acl_send = null_hci_send,
595
    .bdaddr_set = null_hci_addr_set,
596
};
597

    
598
struct HCIInfo *qemu_next_hci(void)
599
{
600
    if (cur_hci == nb_hcis)
601
        return &null_hci;
602

    
603
    return hci_table[cur_hci++];
604
}
605

    
606
static struct HCIInfo *hci_init(const char *str)
607
{
608
    char *endp;
609
    struct bt_scatternet_s *vlan = 0;
610

    
611
    if (!strcmp(str, "null"))
612
        /* null */
613
        return &null_hci;
614
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
615
        /* host[:hciN] */
616
        return bt_host_hci(str[4] ? str + 5 : "hci0");
617
    else if (!strncmp(str, "hci", 3)) {
618
        /* hci[,vlan=n] */
619
        if (str[3]) {
620
            if (!strncmp(str + 3, ",vlan=", 6)) {
621
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
622
                if (*endp)
623
                    vlan = 0;
624
            }
625
        } else
626
            vlan = qemu_find_bt_vlan(0);
627
        if (vlan)
628
           return bt_new_hci(vlan);
629
    }
630

    
631
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
632

    
633
    return 0;
634
}
635

    
636
static int bt_hci_parse(const char *str)
637
{
638
    struct HCIInfo *hci;
639
    bdaddr_t bdaddr;
640

    
641
    if (nb_hcis >= MAX_NICS) {
642
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
643
        return -1;
644
    }
645

    
646
    hci = hci_init(str);
647
    if (!hci)
648
        return -1;
649

    
650
    bdaddr.b[0] = 0x52;
651
    bdaddr.b[1] = 0x54;
652
    bdaddr.b[2] = 0x00;
653
    bdaddr.b[3] = 0x12;
654
    bdaddr.b[4] = 0x34;
655
    bdaddr.b[5] = 0x56 + nb_hcis;
656
    hci->bdaddr_set(hci, bdaddr.b);
657

    
658
    hci_table[nb_hcis++] = hci;
659

    
660
    return 0;
661
}
662

    
663
static void bt_vhci_add(int vlan_id)
664
{
665
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
666

    
667
    if (!vlan->slave)
668
        fprintf(stderr, "qemu: warning: adding a VHCI to "
669
                        "an empty scatternet %i\n", vlan_id);
670

    
671
    bt_vhci_init(bt_new_hci(vlan));
672
}
673

    
674
static struct bt_device_s *bt_device_add(const char *opt)
675
{
676
    struct bt_scatternet_s *vlan;
677
    int vlan_id = 0;
678
    char *endp = strstr(opt, ",vlan=");
679
    int len = (endp ? endp - opt : strlen(opt)) + 1;
680
    char devname[10];
681

    
682
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
683

    
684
    if (endp) {
685
        vlan_id = strtol(endp + 6, &endp, 0);
686
        if (*endp) {
687
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
688
            return 0;
689
        }
690
    }
691

    
692
    vlan = qemu_find_bt_vlan(vlan_id);
693

    
694
    if (!vlan->slave)
695
        fprintf(stderr, "qemu: warning: adding a slave device to "
696
                        "an empty scatternet %i\n", vlan_id);
697

    
698
    if (!strcmp(devname, "keyboard"))
699
        return bt_keyboard_init(vlan);
700

    
701
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
702
    return 0;
703
}
704

    
705
static int bt_parse(const char *opt)
706
{
707
    const char *endp, *p;
708
    int vlan;
709

    
710
    if (strstart(opt, "hci", &endp)) {
711
        if (!*endp || *endp == ',') {
712
            if (*endp)
713
                if (!strstart(endp, ",vlan=", 0))
714
                    opt = endp + 1;
715

    
716
            return bt_hci_parse(opt);
717
       }
718
    } else if (strstart(opt, "vhci", &endp)) {
719
        if (!*endp || *endp == ',') {
720
            if (*endp) {
721
                if (strstart(endp, ",vlan=", &p)) {
722
                    vlan = strtol(p, (char **) &endp, 0);
723
                    if (*endp) {
724
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
725
                        return 1;
726
                    }
727
                } else {
728
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
729
                    return 1;
730
                }
731
            } else
732
                vlan = 0;
733

    
734
            bt_vhci_add(vlan);
735
            return 0;
736
        }
737
    } else if (strstart(opt, "device:", &endp))
738
        return !bt_device_add(endp);
739

    
740
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
741
    return 1;
742
}
743

    
744
/***********************************************************/
745
/* QEMU Block devices */
746

    
747
#define HD_OPTS "media=disk"
748
#define CDROM_OPTS "media=cdrom"
749
#define FD_OPTS ""
750
#define PFLASH_OPTS ""
751
#define MTD_OPTS ""
752
#define SD_OPTS ""
753

    
754
static int drive_init_func(QemuOpts *opts, void *opaque)
755
{
756
    int *use_scsi = opaque;
757

    
758
    return drive_init(opts, *use_scsi) == NULL;
759
}
760

    
761
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
762
{
763
    if (NULL == qemu_opt_get(opts, "snapshot")) {
764
        qemu_opt_set(opts, "snapshot", "on");
765
    }
766
    return 0;
767
}
768

    
769
static void default_drive(int enable, int snapshot, int use_scsi,
770
                          BlockInterfaceType type, int index,
771
                          const char *optstr)
772
{
773
    QemuOpts *opts;
774

    
775
    if (type == IF_DEFAULT) {
776
        type = use_scsi ? IF_SCSI : IF_IDE;
777
    }
778

    
779
    if (!enable || drive_get_by_index(type, index)) {
780
        return;
781
    }
782

    
783
    opts = drive_add(type, index, NULL, optstr);
784
    if (snapshot) {
785
        drive_enable_snapshot(opts, NULL);
786
    }
787
    if (!drive_init(opts, use_scsi)) {
788
        exit(1);
789
    }
790
}
791

    
792
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
793
{
794
    boot_set_handler = func;
795
    boot_set_opaque = opaque;
796
}
797

    
798
int qemu_boot_set(const char *boot_devices)
799
{
800
    if (!boot_set_handler) {
801
        return -EINVAL;
802
    }
803
    return boot_set_handler(boot_set_opaque, boot_devices);
804
}
805

    
806
static void validate_bootdevices(char *devices)
807
{
808
    /* We just do some generic consistency checks */
809
    const char *p;
810
    int bitmap = 0;
811

    
812
    for (p = devices; *p != '\0'; p++) {
813
        /* Allowed boot devices are:
814
         * a-b: floppy disk drives
815
         * c-f: IDE disk drives
816
         * g-m: machine implementation dependent drives
817
         * n-p: network devices
818
         * It's up to each machine implementation to check if the given boot
819
         * devices match the actual hardware implementation and firmware
820
         * features.
821
         */
822
        if (*p < 'a' || *p > 'p') {
823
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
824
            exit(1);
825
        }
826
        if (bitmap & (1 << (*p - 'a'))) {
827
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
828
            exit(1);
829
        }
830
        bitmap |= 1 << (*p - 'a');
831
    }
832
}
833

    
834
static void restore_boot_devices(void *opaque)
835
{
836
    char *standard_boot_devices = opaque;
837
    static int first = 1;
838

    
839
    /* Restore boot order and remove ourselves after the first boot */
840
    if (first) {
841
        first = 0;
842
        return;
843
    }
844

    
845
    qemu_boot_set(standard_boot_devices);
846

    
847
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
848
    g_free(standard_boot_devices);
849
}
850

    
851
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
852
                          const char *suffix)
853
{
854
    FWBootEntry *node, *i;
855

    
856
    if (bootindex < 0) {
857
        return;
858
    }
859

    
860
    assert(dev != NULL || suffix != NULL);
861

    
862
    node = g_malloc0(sizeof(FWBootEntry));
863
    node->bootindex = bootindex;
864
    node->suffix = suffix ? g_strdup(suffix) : NULL;
865
    node->dev = dev;
866

    
867
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
868
        if (i->bootindex == bootindex) {
869
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
870
            exit(1);
871
        } else if (i->bootindex < bootindex) {
872
            continue;
873
        }
874
        QTAILQ_INSERT_BEFORE(i, node, link);
875
        return;
876
    }
877
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
878
}
879

    
880
/*
881
 * This function returns null terminated string that consist of new line
882
 * separated device paths.
883
 *
884
 * memory pointed by "size" is assigned total length of the array in bytes
885
 *
886
 */
887
char *get_boot_devices_list(uint32_t *size)
888
{
889
    FWBootEntry *i;
890
    uint32_t total = 0;
891
    char *list = NULL;
892

    
893
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
894
        char *devpath = NULL, *bootpath;
895
        int len;
896

    
897
        if (i->dev) {
898
            devpath = qdev_get_fw_dev_path(i->dev);
899
            assert(devpath);
900
        }
901

    
902
        if (i->suffix && devpath) {
903
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
904

    
905
            bootpath = g_malloc(bootpathlen);
906
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
907
            g_free(devpath);
908
        } else if (devpath) {
909
            bootpath = devpath;
910
        } else {
911
            assert(i->suffix);
912
            bootpath = g_strdup(i->suffix);
913
        }
914

    
915
        if (total) {
916
            list[total-1] = '\n';
917
        }
918
        len = strlen(bootpath) + 1;
919
        list = g_realloc(list, total + len);
920
        memcpy(&list[total], bootpath, len);
921
        total += len;
922
        g_free(bootpath);
923
    }
924

    
925
    *size = total;
926

    
927
    return list;
928
}
929

    
930
static void numa_add(const char *optarg)
931
{
932
    char option[128];
933
    char *endptr;
934
    unsigned long long value, endvalue;
935
    int nodenr;
936

    
937
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
938
    if (!strcmp(option, "node")) {
939
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
940
            nodenr = nb_numa_nodes;
941
        } else {
942
            nodenr = strtoull(option, NULL, 10);
943
        }
944

    
945
        if (get_param_value(option, 128, "mem", optarg) == 0) {
946
            node_mem[nodenr] = 0;
947
        } else {
948
            int64_t sval;
949
            sval = strtosz(option, &endptr);
950
            if (sval < 0 || *endptr) {
951
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
952
                exit(1);
953
            }
954
            node_mem[nodenr] = sval;
955
        }
956
        if (get_param_value(option, 128, "cpus", optarg) == 0) {
957
            node_cpumask[nodenr] = 0;
958
        } else {
959
            value = strtoull(option, &endptr, 10);
960
            if (value >= 64) {
961
                value = 63;
962
                fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
963
            } else {
964
                if (*endptr == '-') {
965
                    endvalue = strtoull(endptr+1, &endptr, 10);
966
                    if (endvalue >= 63) {
967
                        endvalue = 62;
968
                        fprintf(stderr,
969
                            "only 63 CPUs in NUMA mode supported.\n");
970
                    }
971
                    value = (2ULL << endvalue) - (1ULL << value);
972
                } else {
973
                    value = 1ULL << value;
974
                }
975
            }
976
            node_cpumask[nodenr] = value;
977
        }
978
        nb_numa_nodes++;
979
    }
980
    return;
981
}
982

    
983
static void smp_parse(const char *optarg)
984
{
985
    int smp, sockets = 0, threads = 0, cores = 0;
986
    char *endptr;
987
    char option[128];
988

    
989
    smp = strtoul(optarg, &endptr, 10);
990
    if (endptr != optarg) {
991
        if (*endptr == ',') {
992
            endptr++;
993
        }
994
    }
995
    if (get_param_value(option, 128, "sockets", endptr) != 0)
996
        sockets = strtoull(option, NULL, 10);
997
    if (get_param_value(option, 128, "cores", endptr) != 0)
998
        cores = strtoull(option, NULL, 10);
999
    if (get_param_value(option, 128, "threads", endptr) != 0)
1000
        threads = strtoull(option, NULL, 10);
1001
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1002
        max_cpus = strtoull(option, NULL, 10);
1003

    
1004
    /* compute missing values, prefer sockets over cores over threads */
1005
    if (smp == 0 || sockets == 0) {
1006
        sockets = sockets > 0 ? sockets : 1;
1007
        cores = cores > 0 ? cores : 1;
1008
        threads = threads > 0 ? threads : 1;
1009
        if (smp == 0) {
1010
            smp = cores * threads * sockets;
1011
        }
1012
    } else {
1013
        if (cores == 0) {
1014
            threads = threads > 0 ? threads : 1;
1015
            cores = smp / (sockets * threads);
1016
        } else {
1017
            threads = smp / (cores * sockets);
1018
        }
1019
    }
1020
    smp_cpus = smp;
1021
    smp_cores = cores > 0 ? cores : 1;
1022
    smp_threads = threads > 0 ? threads : 1;
1023
    if (max_cpus == 0)
1024
        max_cpus = smp_cpus;
1025
}
1026

    
1027
/***********************************************************/
1028
/* USB devices */
1029

    
1030
static int usb_device_add(const char *devname)
1031
{
1032
    const char *p;
1033
    USBDevice *dev = NULL;
1034

    
1035
    if (!usb_enabled)
1036
        return -1;
1037

    
1038
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1039
    dev = usbdevice_create(devname);
1040
    if (dev)
1041
        goto done;
1042

    
1043
    /* the other ones */
1044
#ifndef CONFIG_LINUX
1045
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1046
    if (strstart(devname, "host:", &p)) {
1047
        dev = usb_host_device_open(p);
1048
    } else
1049
#endif
1050
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1051
        dev = usb_bt_init(devname[2] ? hci_init(p) :
1052
                        bt_new_hci(qemu_find_bt_vlan(0)));
1053
    } else {
1054
        return -1;
1055
    }
1056
    if (!dev)
1057
        return -1;
1058

    
1059
done:
1060
    return 0;
1061
}
1062

    
1063
static int usb_device_del(const char *devname)
1064
{
1065
    int bus_num, addr;
1066
    const char *p;
1067

    
1068
    if (strstart(devname, "host:", &p))
1069
        return usb_host_device_close(p);
1070

    
1071
    if (!usb_enabled)
1072
        return -1;
1073

    
1074
    p = strchr(devname, '.');
1075
    if (!p)
1076
        return -1;
1077
    bus_num = strtoul(devname, NULL, 0);
1078
    addr = strtoul(p + 1, NULL, 0);
1079

    
1080
    return usb_device_delete_addr(bus_num, addr);
1081
}
1082

    
1083
static int usb_parse(const char *cmdline)
1084
{
1085
    int r;
1086
    r = usb_device_add(cmdline);
1087
    if (r < 0) {
1088
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1089
    }
1090
    return r;
1091
}
1092

    
1093
void do_usb_add(Monitor *mon, const QDict *qdict)
1094
{
1095
    const char *devname = qdict_get_str(qdict, "devname");
1096
    if (usb_device_add(devname) < 0) {
1097
        error_report("could not add USB device '%s'", devname);
1098
    }
1099
}
1100

    
1101
void do_usb_del(Monitor *mon, const QDict *qdict)
1102
{
1103
    const char *devname = qdict_get_str(qdict, "devname");
1104
    if (usb_device_del(devname) < 0) {
1105
        error_report("could not delete USB device '%s'", devname);
1106
    }
1107
}
1108

    
1109
/***********************************************************/
1110
/* PCMCIA/Cardbus */
1111

    
1112
static struct pcmcia_socket_entry_s {
1113
    PCMCIASocket *socket;
1114
    struct pcmcia_socket_entry_s *next;
1115
} *pcmcia_sockets = 0;
1116

    
1117
void pcmcia_socket_register(PCMCIASocket *socket)
1118
{
1119
    struct pcmcia_socket_entry_s *entry;
1120

    
1121
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1122
    entry->socket = socket;
1123
    entry->next = pcmcia_sockets;
1124
    pcmcia_sockets = entry;
1125
}
1126

    
1127
void pcmcia_socket_unregister(PCMCIASocket *socket)
1128
{
1129
    struct pcmcia_socket_entry_s *entry, **ptr;
1130

    
1131
    ptr = &pcmcia_sockets;
1132
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1133
        if (entry->socket == socket) {
1134
            *ptr = entry->next;
1135
            g_free(entry);
1136
        }
1137
}
1138

    
1139
void pcmcia_info(Monitor *mon)
1140
{
1141
    struct pcmcia_socket_entry_s *iter;
1142

    
1143
    if (!pcmcia_sockets)
1144
        monitor_printf(mon, "No PCMCIA sockets\n");
1145

    
1146
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1147
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1148
                       iter->socket->attached ? iter->socket->card_string :
1149
                       "Empty");
1150
}
1151

    
1152
/***********************************************************/
1153
/* machine registration */
1154

    
1155
static QEMUMachine *first_machine = NULL;
1156
QEMUMachine *current_machine = NULL;
1157

    
1158
int qemu_register_machine(QEMUMachine *m)
1159
{
1160
    QEMUMachine **pm;
1161
    pm = &first_machine;
1162
    while (*pm != NULL)
1163
        pm = &(*pm)->next;
1164
    m->next = NULL;
1165
    *pm = m;
1166
    return 0;
1167
}
1168

    
1169
static QEMUMachine *find_machine(const char *name)
1170
{
1171
    QEMUMachine *m;
1172

    
1173
    for(m = first_machine; m != NULL; m = m->next) {
1174
        if (!strcmp(m->name, name))
1175
            return m;
1176
        if (m->alias && !strcmp(m->alias, name))
1177
            return m;
1178
    }
1179
    return NULL;
1180
}
1181

    
1182
static QEMUMachine *find_default_machine(void)
1183
{
1184
    QEMUMachine *m;
1185

    
1186
    for(m = first_machine; m != NULL; m = m->next) {
1187
        if (m->is_default) {
1188
            return m;
1189
        }
1190
    }
1191
    return NULL;
1192
}
1193

    
1194
/***********************************************************/
1195
/* main execution loop */
1196

    
1197
static void gui_update(void *opaque)
1198
{
1199
    uint64_t interval = GUI_REFRESH_INTERVAL;
1200
    DisplayState *ds = opaque;
1201
    DisplayChangeListener *dcl = ds->listeners;
1202

    
1203
    dpy_refresh(ds);
1204

    
1205
    while (dcl != NULL) {
1206
        if (dcl->gui_timer_interval &&
1207
            dcl->gui_timer_interval < interval)
1208
            interval = dcl->gui_timer_interval;
1209
        dcl = dcl->next;
1210
    }
1211
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1212
}
1213

    
1214
struct vm_change_state_entry {
1215
    VMChangeStateHandler *cb;
1216
    void *opaque;
1217
    QLIST_ENTRY (vm_change_state_entry) entries;
1218
};
1219

    
1220
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1221

    
1222
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1223
                                                     void *opaque)
1224
{
1225
    VMChangeStateEntry *e;
1226

    
1227
    e = g_malloc0(sizeof (*e));
1228

    
1229
    e->cb = cb;
1230
    e->opaque = opaque;
1231
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1232
    return e;
1233
}
1234

    
1235
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1236
{
1237
    QLIST_REMOVE (e, entries);
1238
    g_free (e);
1239
}
1240

    
1241
void vm_state_notify(int running, RunState state)
1242
{
1243
    VMChangeStateEntry *e;
1244

    
1245
    trace_vm_state_notify(running, state);
1246

    
1247
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1248
        e->cb(e->opaque, running, state);
1249
    }
1250
}
1251

    
1252
void vm_start(void)
1253
{
1254
    if (!runstate_is_running()) {
1255
        cpu_enable_ticks();
1256
        runstate_set(RUN_STATE_RUNNING);
1257
        vm_state_notify(1, RUN_STATE_RUNNING);
1258
        resume_all_vcpus();
1259
        monitor_protocol_event(QEVENT_RESUME, NULL);
1260
    }
1261
}
1262

    
1263
/* reset/shutdown handler */
1264

    
1265
typedef struct QEMUResetEntry {
1266
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1267
    QEMUResetHandler *func;
1268
    void *opaque;
1269
} QEMUResetEntry;
1270

    
1271
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1272
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1273
static int reset_requested;
1274
static int shutdown_requested, shutdown_signal = -1;
1275
static pid_t shutdown_pid;
1276
static int powerdown_requested;
1277
static int debug_requested;
1278
static RunState vmstop_requested = RUN_STATE_MAX;
1279

    
1280
int qemu_shutdown_requested_get(void)
1281
{
1282
    return shutdown_requested;
1283
}
1284

    
1285
int qemu_reset_requested_get(void)
1286
{
1287
    return reset_requested;
1288
}
1289

    
1290
int qemu_shutdown_requested(void)
1291
{
1292
    int r = shutdown_requested;
1293
    shutdown_requested = 0;
1294
    return r;
1295
}
1296

    
1297
void qemu_kill_report(void)
1298
{
1299
    if (shutdown_signal != -1) {
1300
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1301
        if (shutdown_pid == 0) {
1302
            /* This happens for eg ^C at the terminal, so it's worth
1303
             * avoiding printing an odd message in that case.
1304
             */
1305
            fputc('\n', stderr);
1306
        } else {
1307
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1308
        }
1309
        shutdown_signal = -1;
1310
    }
1311
}
1312

    
1313
int qemu_reset_requested(void)
1314
{
1315
    int r = reset_requested;
1316
    reset_requested = 0;
1317
    return r;
1318
}
1319

    
1320
int qemu_powerdown_requested(void)
1321
{
1322
    int r = powerdown_requested;
1323
    powerdown_requested = 0;
1324
    return r;
1325
}
1326

    
1327
static int qemu_debug_requested(void)
1328
{
1329
    int r = debug_requested;
1330
    debug_requested = 0;
1331
    return r;
1332
}
1333

    
1334
/* We use RUN_STATE_MAX but any invalid value will do */
1335
static bool qemu_vmstop_requested(RunState *r)
1336
{
1337
    if (vmstop_requested < RUN_STATE_MAX) {
1338
        *r = vmstop_requested;
1339
        vmstop_requested = RUN_STATE_MAX;
1340
        return true;
1341
    }
1342

    
1343
    return false;
1344
}
1345

    
1346
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1347
{
1348
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1349

    
1350
    re->func = func;
1351
    re->opaque = opaque;
1352
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1353
}
1354

    
1355
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1356
{
1357
    QEMUResetEntry *re;
1358

    
1359
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1360
        if (re->func == func && re->opaque == opaque) {
1361
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1362
            g_free(re);
1363
            return;
1364
        }
1365
    }
1366
}
1367

    
1368
void qemu_system_reset(bool report)
1369
{
1370
    QEMUResetEntry *re, *nre;
1371

    
1372
    /* reset all devices */
1373
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1374
        re->func(re->opaque);
1375
    }
1376
    if (report) {
1377
        monitor_protocol_event(QEVENT_RESET, NULL);
1378
    }
1379
    cpu_synchronize_all_post_reset();
1380
}
1381

    
1382
void qemu_system_reset_request(void)
1383
{
1384
    if (no_reboot) {
1385
        shutdown_requested = 1;
1386
    } else {
1387
        reset_requested = 1;
1388
    }
1389
    cpu_stop_current();
1390
    qemu_notify_event();
1391
}
1392

    
1393
void qemu_system_killed(int signal, pid_t pid)
1394
{
1395
    shutdown_signal = signal;
1396
    shutdown_pid = pid;
1397
    no_shutdown = 0;
1398
    qemu_system_shutdown_request();
1399
}
1400

    
1401
void qemu_system_shutdown_request(void)
1402
{
1403
    shutdown_requested = 1;
1404
    qemu_notify_event();
1405
}
1406

    
1407
void qemu_system_powerdown_request(void)
1408
{
1409
    powerdown_requested = 1;
1410
    qemu_notify_event();
1411
}
1412

    
1413
void qemu_system_debug_request(void)
1414
{
1415
    debug_requested = 1;
1416
    qemu_notify_event();
1417
}
1418

    
1419
void qemu_system_vmstop_request(RunState state)
1420
{
1421
    vmstop_requested = state;
1422
    qemu_notify_event();
1423
}
1424

    
1425
qemu_irq qemu_system_powerdown;
1426

    
1427
static bool main_loop_should_exit(void)
1428
{
1429
    RunState r;
1430
    if (qemu_debug_requested()) {
1431
        vm_stop(RUN_STATE_DEBUG);
1432
    }
1433
    if (qemu_shutdown_requested()) {
1434
        qemu_kill_report();
1435
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1436
        if (no_shutdown) {
1437
            vm_stop(RUN_STATE_SHUTDOWN);
1438
        } else {
1439
            return true;
1440
        }
1441
    }
1442
    if (qemu_reset_requested()) {
1443
        pause_all_vcpus();
1444
        cpu_synchronize_all_states();
1445
        qemu_system_reset(VMRESET_REPORT);
1446
        resume_all_vcpus();
1447
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1448
            runstate_check(RUN_STATE_SHUTDOWN)) {
1449
            runstate_set(RUN_STATE_PAUSED);
1450
        }
1451
    }
1452
    if (qemu_powerdown_requested()) {
1453
        monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1454
        qemu_irq_raise(qemu_system_powerdown);
1455
    }
1456
    if (qemu_vmstop_requested(&r)) {
1457
        vm_stop(r);
1458
    }
1459
    return false;
1460
}
1461

    
1462
static void main_loop(void)
1463
{
1464
    bool nonblocking;
1465
    int last_io = 0;
1466
#ifdef CONFIG_PROFILER
1467
    int64_t ti;
1468
#endif
1469
    do {
1470
        nonblocking = !kvm_enabled() && last_io > 0;
1471
#ifdef CONFIG_PROFILER
1472
        ti = profile_getclock();
1473
#endif
1474
        last_io = main_loop_wait(nonblocking);
1475
#ifdef CONFIG_PROFILER
1476
        dev_time += profile_getclock() - ti;
1477
#endif
1478
    } while (!main_loop_should_exit());
1479
}
1480

    
1481
static void version(void)
1482
{
1483
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1484
}
1485

    
1486
static void help(int exitcode)
1487
{
1488
    version();
1489
    printf("usage: %s [options] [disk_image]\n\n"
1490
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1491
            error_get_progname());
1492

    
1493
#define QEMU_OPTIONS_GENERATE_HELP
1494
#include "qemu-options-wrapper.h"
1495

    
1496
    printf("\nDuring emulation, the following keys are useful:\n"
1497
           "ctrl-alt-f      toggle full screen\n"
1498
           "ctrl-alt-n      switch to virtual console 'n'\n"
1499
           "ctrl-alt        toggle mouse and keyboard grab\n"
1500
           "\n"
1501
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1502

    
1503
    exit(exitcode);
1504
}
1505

    
1506
#define HAS_ARG 0x0001
1507

    
1508
typedef struct QEMUOption {
1509
    const char *name;
1510
    int flags;
1511
    int index;
1512
    uint32_t arch_mask;
1513
} QEMUOption;
1514

    
1515
static const QEMUOption qemu_options[] = {
1516
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1517
#define QEMU_OPTIONS_GENERATE_OPTIONS
1518
#include "qemu-options-wrapper.h"
1519
    { NULL },
1520
};
1521

    
1522
static bool vga_available(void)
1523
{
1524
    return qdev_exists("VGA") || qdev_exists("isa-vga");
1525
}
1526

    
1527
static bool cirrus_vga_available(void)
1528
{
1529
    return qdev_exists("cirrus-vga") || qdev_exists("isa-cirrus-vga");
1530
}
1531

    
1532
static bool vmware_vga_available(void)
1533
{
1534
    return qdev_exists("vmware-svga");
1535
}
1536

    
1537
static void select_vgahw (const char *p)
1538
{
1539
    const char *opts;
1540

    
1541
    vga_interface_type = VGA_NONE;
1542
    if (strstart(p, "std", &opts)) {
1543
        if (vga_available()) {
1544
            vga_interface_type = VGA_STD;
1545
        } else {
1546
            fprintf(stderr, "Error: standard VGA not available\n");
1547
            exit(0);
1548
        }
1549
    } else if (strstart(p, "cirrus", &opts)) {
1550
        if (cirrus_vga_available()) {
1551
            vga_interface_type = VGA_CIRRUS;
1552
        } else {
1553
            fprintf(stderr, "Error: Cirrus VGA not available\n");
1554
            exit(0);
1555
        }
1556
    } else if (strstart(p, "vmware", &opts)) {
1557
        if (vmware_vga_available()) {
1558
            vga_interface_type = VGA_VMWARE;
1559
        } else {
1560
            fprintf(stderr, "Error: VMWare SVGA not available\n");
1561
            exit(0);
1562
        }
1563
    } else if (strstart(p, "xenfb", &opts)) {
1564
        vga_interface_type = VGA_XENFB;
1565
    } else if (strstart(p, "qxl", &opts)) {
1566
        vga_interface_type = VGA_QXL;
1567
    } else if (!strstart(p, "none", &opts)) {
1568
    invalid_vga:
1569
        fprintf(stderr, "Unknown vga type: %s\n", p);
1570
        exit(1);
1571
    }
1572
    while (*opts) {
1573
        const char *nextopt;
1574

    
1575
        if (strstart(opts, ",retrace=", &nextopt)) {
1576
            opts = nextopt;
1577
            if (strstart(opts, "dumb", &nextopt))
1578
                vga_retrace_method = VGA_RETRACE_DUMB;
1579
            else if (strstart(opts, "precise", &nextopt))
1580
                vga_retrace_method = VGA_RETRACE_PRECISE;
1581
            else goto invalid_vga;
1582
        } else goto invalid_vga;
1583
        opts = nextopt;
1584
    }
1585
}
1586

    
1587
static DisplayType select_display(const char *p)
1588
{
1589
    const char *opts;
1590
    DisplayType display = DT_DEFAULT;
1591

    
1592
    if (strstart(p, "sdl", &opts)) {
1593
#ifdef CONFIG_SDL
1594
        display = DT_SDL;
1595
        while (*opts) {
1596
            const char *nextopt;
1597

    
1598
            if (strstart(opts, ",frame=", &nextopt)) {
1599
                opts = nextopt;
1600
                if (strstart(opts, "on", &nextopt)) {
1601
                    no_frame = 0;
1602
                } else if (strstart(opts, "off", &nextopt)) {
1603
                    no_frame = 1;
1604
                } else {
1605
                    goto invalid_sdl_args;
1606
                }
1607
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1608
                opts = nextopt;
1609
                if (strstart(opts, "on", &nextopt)) {
1610
                    alt_grab = 1;
1611
                } else if (strstart(opts, "off", &nextopt)) {
1612
                    alt_grab = 0;
1613
                } else {
1614
                    goto invalid_sdl_args;
1615
                }
1616
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1617
                opts = nextopt;
1618
                if (strstart(opts, "on", &nextopt)) {
1619
                    ctrl_grab = 1;
1620
                } else if (strstart(opts, "off", &nextopt)) {
1621
                    ctrl_grab = 0;
1622
                } else {
1623
                    goto invalid_sdl_args;
1624
                }
1625
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1626
                opts = nextopt;
1627
                if (strstart(opts, "on", &nextopt)) {
1628
                    no_quit = 0;
1629
                } else if (strstart(opts, "off", &nextopt)) {
1630
                    no_quit = 1;
1631
                } else {
1632
                    goto invalid_sdl_args;
1633
                }
1634
            } else {
1635
            invalid_sdl_args:
1636
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1637
                exit(1);
1638
            }
1639
            opts = nextopt;
1640
        }
1641
#else
1642
        fprintf(stderr, "SDL support is disabled\n");
1643
        exit(1);
1644
#endif
1645
    } else if (strstart(p, "vnc", &opts)) {
1646
#ifdef CONFIG_VNC
1647
        display_remote++;
1648

    
1649
        if (*opts) {
1650
            const char *nextopt;
1651

    
1652
            if (strstart(opts, "=", &nextopt)) {
1653
                vnc_display = nextopt;
1654
            }
1655
        }
1656
        if (!vnc_display) {
1657
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1658
            exit(1);
1659
        }
1660
#else
1661
        fprintf(stderr, "VNC support is disabled\n");
1662
        exit(1);
1663
#endif
1664
    } else if (strstart(p, "curses", &opts)) {
1665
#ifdef CONFIG_CURSES
1666
        display = DT_CURSES;
1667
#else
1668
        fprintf(stderr, "Curses support is disabled\n");
1669
        exit(1);
1670
#endif
1671
    } else if (strstart(p, "none", &opts)) {
1672
        display = DT_NONE;
1673
    } else {
1674
        fprintf(stderr, "Unknown display type: %s\n", p);
1675
        exit(1);
1676
    }
1677

    
1678
    return display;
1679
}
1680

    
1681
static int balloon_parse(const char *arg)
1682
{
1683
    QemuOpts *opts;
1684

    
1685
    if (strcmp(arg, "none") == 0) {
1686
        return 0;
1687
    }
1688

    
1689
    if (!strncmp(arg, "virtio", 6)) {
1690
        if (arg[6] == ',') {
1691
            /* have params -> parse them */
1692
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1693
            if (!opts)
1694
                return  -1;
1695
        } else {
1696
            /* create empty opts */
1697
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1698
        }
1699
        qemu_opt_set(opts, "driver", "virtio-balloon");
1700
        return 0;
1701
    }
1702

    
1703
    return -1;
1704
}
1705

    
1706
char *qemu_find_file(int type, const char *name)
1707
{
1708
    int len;
1709
    const char *subdir;
1710
    char *buf;
1711

    
1712
    /* If name contains path separators then try it as a straight path.  */
1713
    if ((strchr(name, '/') || strchr(name, '\\'))
1714
        && access(name, R_OK) == 0) {
1715
        return g_strdup(name);
1716
    }
1717
    switch (type) {
1718
    case QEMU_FILE_TYPE_BIOS:
1719
        subdir = "";
1720
        break;
1721
    case QEMU_FILE_TYPE_KEYMAP:
1722
        subdir = "keymaps/";
1723
        break;
1724
    default:
1725
        abort();
1726
    }
1727
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1728
    buf = g_malloc0(len);
1729
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1730
    if (access(buf, R_OK)) {
1731
        g_free(buf);
1732
        return NULL;
1733
    }
1734
    return buf;
1735
}
1736

    
1737
static int device_help_func(QemuOpts *opts, void *opaque)
1738
{
1739
    return qdev_device_help(opts);
1740
}
1741

    
1742
static int device_init_func(QemuOpts *opts, void *opaque)
1743
{
1744
    DeviceState *dev;
1745

    
1746
    dev = qdev_device_add(opts);
1747
    if (!dev)
1748
        return -1;
1749
    return 0;
1750
}
1751

    
1752
static int chardev_init_func(QemuOpts *opts, void *opaque)
1753
{
1754
    CharDriverState *chr;
1755

    
1756
    chr = qemu_chr_new_from_opts(opts, NULL);
1757
    if (!chr)
1758
        return -1;
1759
    return 0;
1760
}
1761

    
1762
#ifdef CONFIG_VIRTFS
1763
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1764
{
1765
    int ret;
1766
    ret = qemu_fsdev_add(opts);
1767

    
1768
    return ret;
1769
}
1770
#endif
1771

    
1772
static int mon_init_func(QemuOpts *opts, void *opaque)
1773
{
1774
    CharDriverState *chr;
1775
    const char *chardev;
1776
    const char *mode;
1777
    int flags;
1778

    
1779
    mode = qemu_opt_get(opts, "mode");
1780
    if (mode == NULL) {
1781
        mode = "readline";
1782
    }
1783
    if (strcmp(mode, "readline") == 0) {
1784
        flags = MONITOR_USE_READLINE;
1785
    } else if (strcmp(mode, "control") == 0) {
1786
        flags = MONITOR_USE_CONTROL;
1787
    } else {
1788
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1789
        exit(1);
1790
    }
1791

    
1792
    if (qemu_opt_get_bool(opts, "pretty", 0))
1793
        flags |= MONITOR_USE_PRETTY;
1794

    
1795
    if (qemu_opt_get_bool(opts, "default", 0))
1796
        flags |= MONITOR_IS_DEFAULT;
1797

    
1798
    chardev = qemu_opt_get(opts, "chardev");
1799
    chr = qemu_chr_find(chardev);
1800
    if (chr == NULL) {
1801
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1802
        exit(1);
1803
    }
1804

    
1805
    monitor_init(chr, flags);
1806
    return 0;
1807
}
1808

    
1809
static void monitor_parse(const char *optarg, const char *mode)
1810
{
1811
    static int monitor_device_index = 0;
1812
    QemuOpts *opts;
1813
    const char *p;
1814
    char label[32];
1815
    int def = 0;
1816

    
1817
    if (strstart(optarg, "chardev:", &p)) {
1818
        snprintf(label, sizeof(label), "%s", p);
1819
    } else {
1820
        snprintf(label, sizeof(label), "compat_monitor%d",
1821
                 monitor_device_index);
1822
        if (monitor_device_index == 0) {
1823
            def = 1;
1824
        }
1825
        opts = qemu_chr_parse_compat(label, optarg);
1826
        if (!opts) {
1827
            fprintf(stderr, "parse error: %s\n", optarg);
1828
            exit(1);
1829
        }
1830
    }
1831

    
1832
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1833
    if (!opts) {
1834
        fprintf(stderr, "duplicate chardev: %s\n", label);
1835
        exit(1);
1836
    }
1837
    qemu_opt_set(opts, "mode", mode);
1838
    qemu_opt_set(opts, "chardev", label);
1839
    if (def)
1840
        qemu_opt_set(opts, "default", "on");
1841
    monitor_device_index++;
1842
}
1843

    
1844
struct device_config {
1845
    enum {
1846
        DEV_USB,       /* -usbdevice     */
1847
        DEV_BT,        /* -bt            */
1848
        DEV_SERIAL,    /* -serial        */
1849
        DEV_PARALLEL,  /* -parallel      */
1850
        DEV_VIRTCON,   /* -virtioconsole */
1851
        DEV_DEBUGCON,  /* -debugcon */
1852
    } type;
1853
    const char *cmdline;
1854
    QTAILQ_ENTRY(device_config) next;
1855
};
1856
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1857

    
1858
static void add_device_config(int type, const char *cmdline)
1859
{
1860
    struct device_config *conf;
1861

    
1862
    conf = g_malloc0(sizeof(*conf));
1863
    conf->type = type;
1864
    conf->cmdline = cmdline;
1865
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1866
}
1867

    
1868
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1869
{
1870
    struct device_config *conf;
1871
    int rc;
1872

    
1873
    QTAILQ_FOREACH(conf, &device_configs, next) {
1874
        if (conf->type != type)
1875
            continue;
1876
        rc = func(conf->cmdline);
1877
        if (0 != rc)
1878
            return rc;
1879
    }
1880
    return 0;
1881
}
1882

    
1883
static int serial_parse(const char *devname)
1884
{
1885
    static int index = 0;
1886
    char label[32];
1887

    
1888
    if (strcmp(devname, "none") == 0)
1889
        return 0;
1890
    if (index == MAX_SERIAL_PORTS) {
1891
        fprintf(stderr, "qemu: too many serial ports\n");
1892
        exit(1);
1893
    }
1894
    snprintf(label, sizeof(label), "serial%d", index);
1895
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
1896
    if (!serial_hds[index]) {
1897
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1898
                devname, strerror(errno));
1899
        return -1;
1900
    }
1901
    index++;
1902
    return 0;
1903
}
1904

    
1905
static int parallel_parse(const char *devname)
1906
{
1907
    static int index = 0;
1908
    char label[32];
1909

    
1910
    if (strcmp(devname, "none") == 0)
1911
        return 0;
1912
    if (index == MAX_PARALLEL_PORTS) {
1913
        fprintf(stderr, "qemu: too many parallel ports\n");
1914
        exit(1);
1915
    }
1916
    snprintf(label, sizeof(label), "parallel%d", index);
1917
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
1918
    if (!parallel_hds[index]) {
1919
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1920
                devname, strerror(errno));
1921
        return -1;
1922
    }
1923
    index++;
1924
    return 0;
1925
}
1926

    
1927
static int virtcon_parse(const char *devname)
1928
{
1929
    QemuOptsList *device = qemu_find_opts("device");
1930
    static int index = 0;
1931
    char label[32];
1932
    QemuOpts *bus_opts, *dev_opts;
1933

    
1934
    if (strcmp(devname, "none") == 0)
1935
        return 0;
1936
    if (index == MAX_VIRTIO_CONSOLES) {
1937
        fprintf(stderr, "qemu: too many virtio consoles\n");
1938
        exit(1);
1939
    }
1940

    
1941
    bus_opts = qemu_opts_create(device, NULL, 0);
1942
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1943

    
1944
    dev_opts = qemu_opts_create(device, NULL, 0);
1945
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1946

    
1947
    snprintf(label, sizeof(label), "virtcon%d", index);
1948
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
1949
    if (!virtcon_hds[index]) {
1950
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1951
                devname, strerror(errno));
1952
        return -1;
1953
    }
1954
    qemu_opt_set(dev_opts, "chardev", label);
1955

    
1956
    index++;
1957
    return 0;
1958
}
1959

    
1960
static int debugcon_parse(const char *devname)
1961
{   
1962
    QemuOpts *opts;
1963

    
1964
    if (!qemu_chr_new("debugcon", devname, NULL)) {
1965
        exit(1);
1966
    }
1967
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1968
    if (!opts) {
1969
        fprintf(stderr, "qemu: already have a debugcon device\n");
1970
        exit(1);
1971
    }
1972
    qemu_opt_set(opts, "driver", "isa-debugcon");
1973
    qemu_opt_set(opts, "chardev", "debugcon");
1974
    return 0;
1975
}
1976

    
1977
static QEMUMachine *machine_parse(const char *name)
1978
{
1979
    QEMUMachine *m, *machine = NULL;
1980

    
1981
    if (name) {
1982
        machine = find_machine(name);
1983
    }
1984
    if (machine) {
1985
        return machine;
1986
    }
1987
    printf("Supported machines are:\n");
1988
    for (m = first_machine; m != NULL; m = m->next) {
1989
        if (m->alias) {
1990
            printf("%-10s %s (alias of %s)\n", m->alias, m->desc, m->name);
1991
        }
1992
        printf("%-10s %s%s\n", m->name, m->desc,
1993
               m->is_default ? " (default)" : "");
1994
    }
1995
    exit(!name || *name != '?');
1996
}
1997

    
1998
static int tcg_init(void)
1999
{
2000
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2001
    return 0;
2002
}
2003

    
2004
static struct {
2005
    const char *opt_name;
2006
    const char *name;
2007
    int (*available)(void);
2008
    int (*init)(void);
2009
    int *allowed;
2010
} accel_list[] = {
2011
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2012
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2013
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2014
};
2015

    
2016
static int configure_accelerator(void)
2017
{
2018
    const char *p = NULL;
2019
    char buf[10];
2020
    int i, ret;
2021
    bool accel_initalised = 0;
2022
    bool init_failed = 0;
2023

    
2024
    QemuOptsList *list = qemu_find_opts("machine");
2025
    if (!QTAILQ_EMPTY(&list->head)) {
2026
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2027
    }
2028

    
2029
    if (p == NULL) {
2030
        /* Use the default "accelerator", tcg */
2031
        p = "tcg";
2032
    }
2033

    
2034
    while (!accel_initalised && *p != '\0') {
2035
        if (*p == ':') {
2036
            p++;
2037
        }
2038
        p = get_opt_name(buf, sizeof (buf), p, ':');
2039
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2040
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2041
                *(accel_list[i].allowed) = 1;
2042
                ret = accel_list[i].init();
2043
                if (ret < 0) {
2044
                    init_failed = 1;
2045
                    if (!accel_list[i].available()) {
2046
                        printf("%s not supported for this target\n",
2047
                               accel_list[i].name);
2048
                    } else {
2049
                        fprintf(stderr, "failed to initialize %s: %s\n",
2050
                                accel_list[i].name,
2051
                                strerror(-ret));
2052
                    }
2053
                    *(accel_list[i].allowed) = 0;
2054
                } else {
2055
                    accel_initalised = 1;
2056
                }
2057
                break;
2058
            }
2059
        }
2060
        if (i == ARRAY_SIZE(accel_list)) {
2061
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2062
        }
2063
    }
2064

    
2065
    if (!accel_initalised) {
2066
        fprintf(stderr, "No accelerator found!\n");
2067
        exit(1);
2068
    }
2069

    
2070
    if (init_failed) {
2071
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2072
    }
2073

    
2074
    return !accel_initalised;
2075
}
2076

    
2077
void qemu_add_exit_notifier(Notifier *notify)
2078
{
2079
    notifier_list_add(&exit_notifiers, notify);
2080
}
2081

    
2082
void qemu_remove_exit_notifier(Notifier *notify)
2083
{
2084
    notifier_list_remove(&exit_notifiers, notify);
2085
}
2086

    
2087
static void qemu_run_exit_notifiers(void)
2088
{
2089
    notifier_list_notify(&exit_notifiers, NULL);
2090
}
2091

    
2092
void qemu_add_machine_init_done_notifier(Notifier *notify)
2093
{
2094
    notifier_list_add(&machine_init_done_notifiers, notify);
2095
}
2096

    
2097
static void qemu_run_machine_init_done_notifiers(void)
2098
{
2099
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2100
}
2101

    
2102
static const QEMUOption *lookup_opt(int argc, char **argv,
2103
                                    const char **poptarg, int *poptind)
2104
{
2105
    const QEMUOption *popt;
2106
    int optind = *poptind;
2107
    char *r = argv[optind];
2108
    const char *optarg;
2109

    
2110
    loc_set_cmdline(argv, optind, 1);
2111
    optind++;
2112
    /* Treat --foo the same as -foo.  */
2113
    if (r[1] == '-')
2114
        r++;
2115
    popt = qemu_options;
2116
    for(;;) {
2117
        if (!popt->name) {
2118
            error_report("invalid option");
2119
            exit(1);
2120
        }
2121
        if (!strcmp(popt->name, r + 1))
2122
            break;
2123
        popt++;
2124
    }
2125
    if (popt->flags & HAS_ARG) {
2126
        if (optind >= argc) {
2127
            error_report("requires an argument");
2128
            exit(1);
2129
        }
2130
        optarg = argv[optind++];
2131
        loc_set_cmdline(argv, optind - 2, 2);
2132
    } else {
2133
        optarg = NULL;
2134
    }
2135

    
2136
    *poptarg = optarg;
2137
    *poptind = optind;
2138

    
2139
    return popt;
2140
}
2141

    
2142
static gpointer malloc_and_trace(gsize n_bytes)
2143
{
2144
    void *ptr = malloc(n_bytes);
2145
    trace_g_malloc(n_bytes, ptr);
2146
    return ptr;
2147
}
2148

    
2149
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2150
{
2151
    void *ptr = realloc(mem, n_bytes);
2152
    trace_g_realloc(mem, n_bytes, ptr);
2153
    return ptr;
2154
}
2155

    
2156
static void free_and_trace(gpointer mem)
2157
{
2158
    trace_g_free(mem);
2159
    free(mem);
2160
}
2161

    
2162
int main(int argc, char **argv, char **envp)
2163
{
2164
    const char *gdbstub_dev = NULL;
2165
    int i;
2166
    int snapshot, linux_boot;
2167
    const char *icount_option = NULL;
2168
    const char *initrd_filename;
2169
    const char *kernel_filename, *kernel_cmdline;
2170
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2171
    DisplayState *ds;
2172
    DisplayChangeListener *dcl;
2173
    int cyls, heads, secs, translation;
2174
    QemuOpts *hda_opts = NULL, *opts;
2175
    QemuOptsList *olist;
2176
    int optind;
2177
    const char *optarg;
2178
    const char *loadvm = NULL;
2179
    QEMUMachine *machine;
2180
    const char *cpu_model;
2181
    const char *vga_model = NULL;
2182
    const char *pid_file = NULL;
2183
    const char *incoming = NULL;
2184
#ifdef CONFIG_VNC
2185
    int show_vnc_port = 0;
2186
#endif
2187
    int defconfig = 1;
2188
    const char *log_mask = NULL;
2189
    const char *log_file = NULL;
2190
    GMemVTable mem_trace = {
2191
        .malloc = malloc_and_trace,
2192
        .realloc = realloc_and_trace,
2193
        .free = free_and_trace,
2194
    };
2195
    const char *trace_events = NULL;
2196
    const char *trace_file = NULL;
2197

    
2198
    atexit(qemu_run_exit_notifiers);
2199
    error_set_progname(argv[0]);
2200

    
2201
    g_mem_set_vtable(&mem_trace);
2202
    if (!g_thread_supported()) {
2203
#if !GLIB_CHECK_VERSION(2, 31, 0)
2204
        g_thread_init(NULL);
2205
#else
2206
        fprintf(stderr, "glib threading failed to initialize.\n");
2207
        exit(1);
2208
#endif
2209
    }
2210

    
2211
    runstate_init();
2212

    
2213
    init_clocks();
2214
    rtc_clock = host_clock;
2215

    
2216
    qemu_cache_utils_init(envp);
2217

    
2218
    QLIST_INIT (&vm_change_state_head);
2219
    os_setup_early_signal_handling();
2220

    
2221
    module_call_init(MODULE_INIT_MACHINE);
2222
    machine = find_default_machine();
2223
    cpu_model = NULL;
2224
    initrd_filename = NULL;
2225
    ram_size = 0;
2226
    snapshot = 0;
2227
    kernel_filename = NULL;
2228
    kernel_cmdline = "";
2229
    cyls = heads = secs = 0;
2230
    translation = BIOS_ATA_TRANSLATION_AUTO;
2231

    
2232
    for (i = 0; i < MAX_NODES; i++) {
2233
        node_mem[i] = 0;
2234
        node_cpumask[i] = 0;
2235
    }
2236

    
2237
    nb_numa_nodes = 0;
2238
    nb_nics = 0;
2239

    
2240
    autostart= 1;
2241

    
2242
    /* first pass of option parsing */
2243
    optind = 1;
2244
    while (optind < argc) {
2245
        if (argv[optind][0] != '-') {
2246
            /* disk image */
2247
            optind++;
2248
            continue;
2249
        } else {
2250
            const QEMUOption *popt;
2251

    
2252
            popt = lookup_opt(argc, argv, &optarg, &optind);
2253
            switch (popt->index) {
2254
            case QEMU_OPTION_nodefconfig:
2255
                defconfig=0;
2256
                break;
2257
            }
2258
        }
2259
    }
2260

    
2261
    if (defconfig) {
2262
        int ret;
2263

    
2264
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2265
        if (ret < 0 && ret != -ENOENT) {
2266
            exit(1);
2267
        }
2268

    
2269
        ret = qemu_read_config_file(arch_config_name);
2270
        if (ret < 0 && ret != -ENOENT) {
2271
            exit(1);
2272
        }
2273
    }
2274
    cpudef_init();
2275

    
2276
    /* second pass of option parsing */
2277
    optind = 1;
2278
    for(;;) {
2279
        if (optind >= argc)
2280
            break;
2281
        if (argv[optind][0] != '-') {
2282
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2283
        } else {
2284
            const QEMUOption *popt;
2285

    
2286
            popt = lookup_opt(argc, argv, &optarg, &optind);
2287
            if (!(popt->arch_mask & arch_type)) {
2288
                printf("Option %s not supported for this target\n", popt->name);
2289
                exit(1);
2290
            }
2291
            switch(popt->index) {
2292
            case QEMU_OPTION_M:
2293
                machine = machine_parse(optarg);
2294
                break;
2295
            case QEMU_OPTION_cpu:
2296
                /* hw initialization will check this */
2297
                if (*optarg == '?') {
2298
                    list_cpus(stdout, &fprintf, optarg);
2299
                    exit(0);
2300
                } else {
2301
                    cpu_model = optarg;
2302
                }
2303
                break;
2304
            case QEMU_OPTION_initrd:
2305
                initrd_filename = optarg;
2306
                break;
2307
            case QEMU_OPTION_hda:
2308
                {
2309
                    char buf[256];
2310
                    if (cyls == 0)
2311
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2312
                    else
2313
                        snprintf(buf, sizeof(buf),
2314
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2315
                                 HD_OPTS , cyls, heads, secs,
2316
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2317
                                 ",trans=lba" :
2318
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2319
                                 ",trans=none" : "");
2320
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2321
                    break;
2322
                }
2323
            case QEMU_OPTION_hdb:
2324
            case QEMU_OPTION_hdc:
2325
            case QEMU_OPTION_hdd:
2326
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2327
                          HD_OPTS);
2328
                break;
2329
            case QEMU_OPTION_drive:
2330
                if (drive_def(optarg) == NULL) {
2331
                    exit(1);
2332
                }
2333
                break;
2334
            case QEMU_OPTION_set:
2335
                if (qemu_set_option(optarg) != 0)
2336
                    exit(1);
2337
                break;
2338
            case QEMU_OPTION_global:
2339
                if (qemu_global_option(optarg) != 0)
2340
                    exit(1);
2341
                break;
2342
            case QEMU_OPTION_mtdblock:
2343
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2344
                break;
2345
            case QEMU_OPTION_sd:
2346
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2347
                break;
2348
            case QEMU_OPTION_pflash:
2349
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2350
                break;
2351
            case QEMU_OPTION_snapshot:
2352
                snapshot = 1;
2353
                break;
2354
            case QEMU_OPTION_hdachs:
2355
                {
2356
                    const char *p;
2357
                    p = optarg;
2358
                    cyls = strtol(p, (char **)&p, 0);
2359
                    if (cyls < 1 || cyls > 16383)
2360
                        goto chs_fail;
2361
                    if (*p != ',')
2362
                        goto chs_fail;
2363
                    p++;
2364
                    heads = strtol(p, (char **)&p, 0);
2365
                    if (heads < 1 || heads > 16)
2366
                        goto chs_fail;
2367
                    if (*p != ',')
2368
                        goto chs_fail;
2369
                    p++;
2370
                    secs = strtol(p, (char **)&p, 0);
2371
                    if (secs < 1 || secs > 63)
2372
                        goto chs_fail;
2373
                    if (*p == ',') {
2374
                        p++;
2375
                        if (!strcmp(p, "none"))
2376
                            translation = BIOS_ATA_TRANSLATION_NONE;
2377
                        else if (!strcmp(p, "lba"))
2378
                            translation = BIOS_ATA_TRANSLATION_LBA;
2379
                        else if (!strcmp(p, "auto"))
2380
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2381
                        else
2382
                            goto chs_fail;
2383
                    } else if (*p != '\0') {
2384
                    chs_fail:
2385
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2386
                        exit(1);
2387
                    }
2388
                    if (hda_opts != NULL) {
2389
                        char num[16];
2390
                        snprintf(num, sizeof(num), "%d", cyls);
2391
                        qemu_opt_set(hda_opts, "cyls", num);
2392
                        snprintf(num, sizeof(num), "%d", heads);
2393
                        qemu_opt_set(hda_opts, "heads", num);
2394
                        snprintf(num, sizeof(num), "%d", secs);
2395
                        qemu_opt_set(hda_opts, "secs", num);
2396
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2397
                            qemu_opt_set(hda_opts, "trans", "lba");
2398
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2399
                            qemu_opt_set(hda_opts, "trans", "none");
2400
                    }
2401
                }
2402
                break;
2403
            case QEMU_OPTION_numa:
2404
                if (nb_numa_nodes >= MAX_NODES) {
2405
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2406
                    exit(1);
2407
                }
2408
                numa_add(optarg);
2409
                break;
2410
            case QEMU_OPTION_display:
2411
                display_type = select_display(optarg);
2412
                break;
2413
            case QEMU_OPTION_nographic:
2414
                display_type = DT_NOGRAPHIC;
2415
                break;
2416
            case QEMU_OPTION_curses:
2417
#ifdef CONFIG_CURSES
2418
                display_type = DT_CURSES;
2419
#else
2420
                fprintf(stderr, "Curses support is disabled\n");
2421
                exit(1);
2422
#endif
2423
                break;
2424
            case QEMU_OPTION_portrait:
2425
                graphic_rotate = 90;
2426
                break;
2427
            case QEMU_OPTION_rotate:
2428
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2429
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
2430
                    graphic_rotate != 180 && graphic_rotate != 270) {
2431
                    fprintf(stderr,
2432
                        "qemu: only 90, 180, 270 deg rotation is available\n");
2433
                    exit(1);
2434
                }
2435
                break;
2436
            case QEMU_OPTION_kernel:
2437
                kernel_filename = optarg;
2438
                break;
2439
            case QEMU_OPTION_append:
2440
                kernel_cmdline = optarg;
2441
                break;
2442
            case QEMU_OPTION_cdrom:
2443
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2444
                break;
2445
            case QEMU_OPTION_boot:
2446
                {
2447
                    static const char * const params[] = {
2448
                        "order", "once", "menu",
2449
                        "splash", "splash-time", NULL
2450
                    };
2451
                    char buf[sizeof(boot_devices)];
2452
                    char *standard_boot_devices;
2453
                    int legacy = 0;
2454

    
2455
                    if (!strchr(optarg, '=')) {
2456
                        legacy = 1;
2457
                        pstrcpy(buf, sizeof(buf), optarg);
2458
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2459
                        fprintf(stderr,
2460
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2461
                                buf, optarg);
2462
                        exit(1);
2463
                    }
2464

    
2465
                    if (legacy ||
2466
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2467
                        validate_bootdevices(buf);
2468
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2469
                    }
2470
                    if (!legacy) {
2471
                        if (get_param_value(buf, sizeof(buf),
2472
                                            "once", optarg)) {
2473
                            validate_bootdevices(buf);
2474
                            standard_boot_devices = g_strdup(boot_devices);
2475
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2476
                            qemu_register_reset(restore_boot_devices,
2477
                                                standard_boot_devices);
2478
                        }
2479
                        if (get_param_value(buf, sizeof(buf),
2480
                                            "menu", optarg)) {
2481
                            if (!strcmp(buf, "on")) {
2482
                                boot_menu = 1;
2483
                            } else if (!strcmp(buf, "off")) {
2484
                                boot_menu = 0;
2485
                            } else {
2486
                                fprintf(stderr,
2487
                                        "qemu: invalid option value '%s'\n",
2488
                                        buf);
2489
                                exit(1);
2490
                            }
2491
                        }
2492
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
2493
                                        optarg, 0);
2494
                    }
2495
                }
2496
                break;
2497
            case QEMU_OPTION_fda:
2498
            case QEMU_OPTION_fdb:
2499
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2500
                          optarg, FD_OPTS);
2501
                break;
2502
            case QEMU_OPTION_no_fd_bootchk:
2503
                fd_bootchk = 0;
2504
                break;
2505
            case QEMU_OPTION_netdev:
2506
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2507
                    exit(1);
2508
                }
2509
                break;
2510
            case QEMU_OPTION_net:
2511
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2512
                    exit(1);
2513
                }
2514
                break;
2515
#ifdef CONFIG_SLIRP
2516
            case QEMU_OPTION_tftp:
2517
                legacy_tftp_prefix = optarg;
2518
                break;
2519
            case QEMU_OPTION_bootp:
2520
                legacy_bootp_filename = optarg;
2521
                break;
2522
            case QEMU_OPTION_redir:
2523
                if (net_slirp_redir(optarg) < 0)
2524
                    exit(1);
2525
                break;
2526
#endif
2527
            case QEMU_OPTION_bt:
2528
                add_device_config(DEV_BT, optarg);
2529
                break;
2530
            case QEMU_OPTION_audio_help:
2531
                if (!(audio_available())) {
2532
                    printf("Option %s not supported for this target\n", popt->name);
2533
                    exit(1);
2534
                }
2535
                AUD_help ();
2536
                exit (0);
2537
                break;
2538
            case QEMU_OPTION_soundhw:
2539
                if (!(audio_available())) {
2540
                    printf("Option %s not supported for this target\n", popt->name);
2541
                    exit(1);
2542
                }
2543
                select_soundhw (optarg);
2544
                break;
2545
            case QEMU_OPTION_h:
2546
                help(0);
2547
                break;
2548
            case QEMU_OPTION_version:
2549
                version();
2550
                exit(0);
2551
                break;
2552
            case QEMU_OPTION_m: {
2553
                int64_t value;
2554
                char *end;
2555

    
2556
                value = strtosz(optarg, &end);
2557
                if (value < 0 || *end) {
2558
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2559
                    exit(1);
2560
                }
2561

    
2562
                if (value != (uint64_t)(ram_addr_t)value) {
2563
                    fprintf(stderr, "qemu: ram size too large\n");
2564
                    exit(1);
2565
                }
2566
                ram_size = value;
2567
                break;
2568
            }
2569
            case QEMU_OPTION_mempath:
2570
                mem_path = optarg;
2571
                break;
2572
#ifdef MAP_POPULATE
2573
            case QEMU_OPTION_mem_prealloc:
2574
                mem_prealloc = 1;
2575
                break;
2576
#endif
2577
            case QEMU_OPTION_d:
2578
                log_mask = optarg;
2579
                break;
2580
            case QEMU_OPTION_D:
2581
                log_file = optarg;
2582
                break;
2583
            case QEMU_OPTION_s:
2584
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2585
                break;
2586
            case QEMU_OPTION_gdb:
2587
                gdbstub_dev = optarg;
2588
                break;
2589
            case QEMU_OPTION_L:
2590
                data_dir = optarg;
2591
                break;
2592
            case QEMU_OPTION_bios:
2593
                bios_name = optarg;
2594
                break;
2595
            case QEMU_OPTION_singlestep:
2596
                singlestep = 1;
2597
                break;
2598
            case QEMU_OPTION_S:
2599
                autostart = 0;
2600
                break;
2601
            case QEMU_OPTION_k:
2602
                keyboard_layout = optarg;
2603
                break;
2604
            case QEMU_OPTION_localtime:
2605
                rtc_utc = 0;
2606
                break;
2607
            case QEMU_OPTION_vga:
2608
                vga_model = optarg;
2609
                break;
2610
            case QEMU_OPTION_g:
2611
                {
2612
                    const char *p;
2613
                    int w, h, depth;
2614
                    p = optarg;
2615
                    w = strtol(p, (char **)&p, 10);
2616
                    if (w <= 0) {
2617
                    graphic_error:
2618
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2619
                        exit(1);
2620
                    }
2621
                    if (*p != 'x')
2622
                        goto graphic_error;
2623
                    p++;
2624
                    h = strtol(p, (char **)&p, 10);
2625
                    if (h <= 0)
2626
                        goto graphic_error;
2627
                    if (*p == 'x') {
2628
                        p++;
2629
                        depth = strtol(p, (char **)&p, 10);
2630
                        if (depth != 8 && depth != 15 && depth != 16 &&
2631
                            depth != 24 && depth != 32)
2632
                            goto graphic_error;
2633
                    } else if (*p == '\0') {
2634
                        depth = graphic_depth;
2635
                    } else {
2636
                        goto graphic_error;
2637
                    }
2638

    
2639
                    graphic_width = w;
2640
                    graphic_height = h;
2641
                    graphic_depth = depth;
2642
                }
2643
                break;
2644
            case QEMU_OPTION_echr:
2645
                {
2646
                    char *r;
2647
                    term_escape_char = strtol(optarg, &r, 0);
2648
                    if (r == optarg)
2649
                        printf("Bad argument to echr\n");
2650
                    break;
2651
                }
2652
            case QEMU_OPTION_monitor:
2653
                monitor_parse(optarg, "readline");
2654
                default_monitor = 0;
2655
                break;
2656
            case QEMU_OPTION_qmp:
2657
                monitor_parse(optarg, "control");
2658
                default_monitor = 0;
2659
                break;
2660
            case QEMU_OPTION_mon:
2661
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2662
                if (!opts) {
2663
                    exit(1);
2664
                }
2665
                default_monitor = 0;
2666
                break;
2667
            case QEMU_OPTION_chardev:
2668
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2669
                if (!opts) {
2670
                    exit(1);
2671
                }
2672
                break;
2673
            case QEMU_OPTION_fsdev:
2674
                olist = qemu_find_opts("fsdev");
2675
                if (!olist) {
2676
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2677
                    exit(1);
2678
                }
2679
                opts = qemu_opts_parse(olist, optarg, 1);
2680
                if (!opts) {
2681
                    fprintf(stderr, "parse error: %s\n", optarg);
2682
                    exit(1);
2683
                }
2684
                break;
2685
            case QEMU_OPTION_virtfs: {
2686
                QemuOpts *fsdev;
2687
                QemuOpts *device;
2688
                const char *writeout, *sock_fd, *socket;
2689

    
2690
                olist = qemu_find_opts("virtfs");
2691
                if (!olist) {
2692
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2693
                    exit(1);
2694
                }
2695
                opts = qemu_opts_parse(olist, optarg, 1);
2696
                if (!opts) {
2697
                    fprintf(stderr, "parse error: %s\n", optarg);
2698
                    exit(1);
2699
                }
2700

    
2701
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
2702
                    qemu_opt_get(opts, "mount_tag") == NULL) {
2703
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
2704
                    exit(1);
2705
                }
2706
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2707
                                         qemu_opt_get(opts, "mount_tag"), 1);
2708
                if (!fsdev) {
2709
                    fprintf(stderr, "duplicate fsdev id: %s\n",
2710
                            qemu_opt_get(opts, "mount_tag"));
2711
                    exit(1);
2712
                }
2713

    
2714
                writeout = qemu_opt_get(opts, "writeout");
2715
                if (writeout) {
2716
#ifdef CONFIG_SYNC_FILE_RANGE
2717
                    qemu_opt_set(fsdev, "writeout", writeout);
2718
#else
2719
                    fprintf(stderr, "writeout=immediate not supported on "
2720
                            "this platform\n");
2721
                    exit(1);
2722
#endif
2723
                }
2724
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
2725
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2726
                qemu_opt_set(fsdev, "security_model",
2727
                             qemu_opt_get(opts, "security_model"));
2728
                socket = qemu_opt_get(opts, "socket");
2729
                if (socket) {
2730
                    qemu_opt_set(fsdev, "socket", socket);
2731
                }
2732
                sock_fd = qemu_opt_get(opts, "sock_fd");
2733
                if (sock_fd) {
2734
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
2735
                }
2736

    
2737
                qemu_opt_set_bool(fsdev, "readonly",
2738
                                qemu_opt_get_bool(opts, "readonly", 0));
2739
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2740
                qemu_opt_set(device, "driver", "virtio-9p-pci");
2741
                qemu_opt_set(device, "fsdev",
2742
                             qemu_opt_get(opts, "mount_tag"));
2743
                qemu_opt_set(device, "mount_tag",
2744
                             qemu_opt_get(opts, "mount_tag"));
2745
                break;
2746
            }
2747
            case QEMU_OPTION_virtfs_synth: {
2748
                QemuOpts *fsdev;
2749
                QemuOpts *device;
2750

    
2751
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", 1);
2752
                if (!fsdev) {
2753
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
2754
                    exit(1);
2755
                }
2756
                qemu_opt_set(fsdev, "fsdriver", "synth");
2757

    
2758
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2759
                qemu_opt_set(device, "driver", "virtio-9p-pci");
2760
                qemu_opt_set(device, "fsdev", "v_synth");
2761
                qemu_opt_set(device, "mount_tag", "v_synth");
2762
                break;
2763
            }
2764
            case QEMU_OPTION_serial:
2765
                add_device_config(DEV_SERIAL, optarg);
2766
                default_serial = 0;
2767
                if (strncmp(optarg, "mon:", 4) == 0) {
2768
                    default_monitor = 0;
2769
                }
2770
                break;
2771
            case QEMU_OPTION_watchdog:
2772
                if (watchdog) {
2773
                    fprintf(stderr,
2774
                            "qemu: only one watchdog option may be given\n");
2775
                    return 1;
2776
                }
2777
                watchdog = optarg;
2778
                break;
2779
            case QEMU_OPTION_watchdog_action:
2780
                if (select_watchdog_action(optarg) == -1) {
2781
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2782
                    exit(1);
2783
                }
2784
                break;
2785
            case QEMU_OPTION_virtiocon:
2786
                add_device_config(DEV_VIRTCON, optarg);
2787
                default_virtcon = 0;
2788
                if (strncmp(optarg, "mon:", 4) == 0) {
2789
                    default_monitor = 0;
2790
                }
2791
                break;
2792
            case QEMU_OPTION_parallel:
2793
                add_device_config(DEV_PARALLEL, optarg);
2794
                default_parallel = 0;
2795
                if (strncmp(optarg, "mon:", 4) == 0) {
2796
                    default_monitor = 0;
2797
                }
2798
                break;
2799
            case QEMU_OPTION_debugcon:
2800
                add_device_config(DEV_DEBUGCON, optarg);
2801
                break;
2802
            case QEMU_OPTION_loadvm:
2803
                loadvm = optarg;
2804
                break;
2805
            case QEMU_OPTION_full_screen:
2806
                full_screen = 1;
2807
                break;
2808
#ifdef CONFIG_SDL
2809
            case QEMU_OPTION_no_frame:
2810
                no_frame = 1;
2811
                break;
2812
            case QEMU_OPTION_alt_grab:
2813
                alt_grab = 1;
2814
                break;
2815
            case QEMU_OPTION_ctrl_grab:
2816
                ctrl_grab = 1;
2817
                break;
2818
            case QEMU_OPTION_no_quit:
2819
                no_quit = 1;
2820
                break;
2821
            case QEMU_OPTION_sdl:
2822
                display_type = DT_SDL;
2823
                break;
2824
#else
2825
            case QEMU_OPTION_no_frame:
2826
            case QEMU_OPTION_alt_grab:
2827
            case QEMU_OPTION_ctrl_grab:
2828
            case QEMU_OPTION_no_quit:
2829
            case QEMU_OPTION_sdl:
2830
                fprintf(stderr, "SDL support is disabled\n");
2831
                exit(1);
2832
#endif
2833
            case QEMU_OPTION_pidfile:
2834
                pid_file = optarg;
2835
                break;
2836
            case QEMU_OPTION_win2k_hack:
2837
                win2k_install_hack = 1;
2838
                break;
2839
            case QEMU_OPTION_rtc_td_hack:
2840
                rtc_td_hack = 1;
2841
                break;
2842
            case QEMU_OPTION_acpitable:
2843
                do_acpitable_option(optarg);
2844
                break;
2845
            case QEMU_OPTION_smbios:
2846
                do_smbios_option(optarg);
2847
                break;
2848
            case QEMU_OPTION_enable_kvm:
2849
                olist = qemu_find_opts("machine");
2850
                qemu_opts_reset(olist);
2851
                qemu_opts_parse(olist, "accel=kvm", 0);
2852
                break;
2853
            case QEMU_OPTION_machine:
2854
                olist = qemu_find_opts("machine");
2855
                qemu_opts_reset(olist);
2856
                opts = qemu_opts_parse(olist, optarg, 1);
2857
                if (!opts) {
2858
                    fprintf(stderr, "parse error: %s\n", optarg);
2859
                    exit(1);
2860
                }
2861
                optarg = qemu_opt_get(opts, "type");
2862
                if (optarg) {
2863
                    machine = machine_parse(optarg);
2864
                }
2865
                break;
2866
            case QEMU_OPTION_usb:
2867
                usb_enabled = 1;
2868
                break;
2869
            case QEMU_OPTION_usbdevice:
2870
                usb_enabled = 1;
2871
                add_device_config(DEV_USB, optarg);
2872
                break;
2873
            case QEMU_OPTION_device:
2874
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2875
                    exit(1);
2876
                }
2877
                break;
2878
            case QEMU_OPTION_smp:
2879
                smp_parse(optarg);
2880
                if (smp_cpus < 1) {
2881
                    fprintf(stderr, "Invalid number of CPUs\n");
2882
                    exit(1);
2883
                }
2884
                if (max_cpus < smp_cpus) {
2885
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2886
                            "smp\n");
2887
                    exit(1);
2888
                }
2889
                if (max_cpus > 255) {
2890
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2891
                    exit(1);
2892
                }
2893
                break;
2894
            case QEMU_OPTION_vnc:
2895
#ifdef CONFIG_VNC
2896
                display_remote++;
2897
                vnc_display = optarg;
2898
#else
2899
                fprintf(stderr, "VNC support is disabled\n");
2900
                exit(1);
2901
#endif
2902
                break;
2903
            case QEMU_OPTION_no_acpi:
2904
                acpi_enabled = 0;
2905
                break;
2906
            case QEMU_OPTION_no_hpet:
2907
                no_hpet = 1;
2908
                break;
2909
            case QEMU_OPTION_balloon:
2910
                if (balloon_parse(optarg) < 0) {
2911
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2912
                    exit(1);
2913
                }
2914
                break;
2915
            case QEMU_OPTION_no_reboot:
2916
                no_reboot = 1;
2917
                break;
2918
            case QEMU_OPTION_no_shutdown:
2919
                no_shutdown = 1;
2920
                break;
2921
            case QEMU_OPTION_show_cursor:
2922
                cursor_hide = 0;
2923
                break;
2924
            case QEMU_OPTION_uuid:
2925
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2926
                    fprintf(stderr, "Fail to parse UUID string."
2927
                            " Wrong format.\n");
2928
                    exit(1);
2929
                }
2930
                break;
2931
            case QEMU_OPTION_option_rom:
2932
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2933
                    fprintf(stderr, "Too many option ROMs\n");
2934
                    exit(1);
2935
                }
2936
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2937
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2938
                option_rom[nb_option_roms].bootindex =
2939
                    qemu_opt_get_number(opts, "bootindex", -1);
2940
                if (!option_rom[nb_option_roms].name) {
2941
                    fprintf(stderr, "Option ROM file is not specified\n");
2942
                    exit(1);
2943
                }
2944
                nb_option_roms++;
2945
                break;
2946
            case QEMU_OPTION_semihosting:
2947
                semihosting_enabled = 1;
2948
                break;
2949
            case QEMU_OPTION_name:
2950
                qemu_name = g_strdup(optarg);
2951
                 {
2952
                     char *p = strchr(qemu_name, ',');
2953
                     if (p != NULL) {
2954
                        *p++ = 0;
2955
                        if (strncmp(p, "process=", 8)) {
2956
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
2957
                            exit(1);
2958
                        }
2959
                        p += 8;
2960
                        os_set_proc_name(p);
2961
                     }        
2962
                 }        
2963
                break;
2964
            case QEMU_OPTION_prom_env:
2965
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2966
                    fprintf(stderr, "Too many prom variables\n");
2967
                    exit(1);
2968
                }
2969
                prom_envs[nb_prom_envs] = optarg;
2970
                nb_prom_envs++;
2971
                break;
2972
            case QEMU_OPTION_old_param:
2973
                old_param = 1;
2974
                break;
2975
            case QEMU_OPTION_clock:
2976
                configure_alarms(optarg);
2977
                break;
2978
            case QEMU_OPTION_startdate:
2979
                configure_rtc_date_offset(optarg, 1);
2980
                break;
2981
            case QEMU_OPTION_rtc:
2982
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2983
                if (!opts) {
2984
                    exit(1);
2985
                }
2986
                configure_rtc(opts);
2987
                break;
2988
            case QEMU_OPTION_tb_size:
2989
                tcg_tb_size = strtol(optarg, NULL, 0);
2990
                if (tcg_tb_size < 0) {
2991
                    tcg_tb_size = 0;
2992
                }
2993
                break;
2994
            case QEMU_OPTION_icount:
2995
                icount_option = optarg;
2996
                break;
2997
            case QEMU_OPTION_incoming:
2998
                incoming = optarg;
2999
                break;
3000
            case QEMU_OPTION_nodefaults:
3001
                default_serial = 0;
3002
                default_parallel = 0;
3003
                default_virtcon = 0;
3004
                default_monitor = 0;
3005
                default_net = 0;
3006
                default_floppy = 0;
3007
                default_cdrom = 0;
3008
                default_sdcard = 0;
3009
                break;
3010
            case QEMU_OPTION_xen_domid:
3011
                if (!(xen_available())) {
3012
                    printf("Option %s not supported for this target\n", popt->name);
3013
                    exit(1);
3014
                }
3015
                xen_domid = atoi(optarg);
3016
                break;
3017
            case QEMU_OPTION_xen_create:
3018
                if (!(xen_available())) {
3019
                    printf("Option %s not supported for this target\n", popt->name);
3020
                    exit(1);
3021
                }
3022
                xen_mode = XEN_CREATE;
3023
                break;
3024
            case QEMU_OPTION_xen_attach:
3025
                if (!(xen_available())) {
3026
                    printf("Option %s not supported for this target\n", popt->name);
3027
                    exit(1);
3028
                }
3029
                xen_mode = XEN_ATTACH;
3030
                break;
3031
            case QEMU_OPTION_trace:
3032
            {
3033
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3034
                if (!opts) {
3035
                    exit(1);
3036
                }
3037
                trace_events = qemu_opt_get(opts, "events");
3038
                trace_file = qemu_opt_get(opts, "file");
3039
                break;
3040
            }
3041
            case QEMU_OPTION_readconfig:
3042
                {
3043
                    int ret = qemu_read_config_file(optarg);
3044
                    if (ret < 0) {
3045
                        fprintf(stderr, "read config %s: %s\n", optarg,
3046
                            strerror(-ret));
3047
                        exit(1);
3048
                    }
3049
                    break;
3050
                }
3051
            case QEMU_OPTION_spice:
3052
                olist = qemu_find_opts("spice");
3053
                if (!olist) {
3054
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3055
                    exit(1);
3056
                }
3057
                opts = qemu_opts_parse(olist, optarg, 0);
3058
                if (!opts) {
3059
                    fprintf(stderr, "parse error: %s\n", optarg);
3060
                    exit(1);
3061
                }
3062
                break;
3063
            case QEMU_OPTION_writeconfig:
3064
                {
3065
                    FILE *fp;
3066
                    if (strcmp(optarg, "-") == 0) {
3067
                        fp = stdout;
3068
                    } else {
3069
                        fp = fopen(optarg, "w");
3070
                        if (fp == NULL) {
3071
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3072
                            exit(1);
3073
                        }
3074
                    }
3075
                    qemu_config_write(fp);
3076
                    fclose(fp);
3077
                    break;
3078
                }
3079
            default:
3080
                os_parse_cmd_args(popt->index, optarg);
3081
            }
3082
        }
3083
    }
3084
    loc_set_none();
3085

    
3086
    /* Open the logfile at this point, if necessary. We can't open the logfile
3087
     * when encountering either of the logging options (-d or -D) because the
3088
     * other one may be encountered later on the command line, changing the
3089
     * location or level of logging.
3090
     */
3091
    if (log_mask) {
3092
        if (log_file) {
3093
            set_cpu_log_filename(log_file);
3094
        }
3095
        set_cpu_log(log_mask);
3096
    }
3097

    
3098
    if (!trace_backend_init(trace_events, trace_file)) {
3099
        exit(1);
3100
    }
3101

    
3102
    /* If no data_dir is specified then try to find it relative to the
3103
       executable path.  */
3104
    if (!data_dir) {
3105
        data_dir = os_find_datadir(argv[0]);
3106
    }
3107
    /* If all else fails use the install path specified when building. */
3108
    if (!data_dir) {
3109
        data_dir = CONFIG_QEMU_DATADIR;
3110
    }
3111

    
3112
    if (machine == NULL) {
3113
        fprintf(stderr, "No machine found.\n");
3114
        exit(1);
3115
    }
3116

    
3117
    /*
3118
     * Default to max_cpus = smp_cpus, in case the user doesn't
3119
     * specify a max_cpus value.
3120
     */
3121
    if (!max_cpus)
3122
        max_cpus = smp_cpus;
3123

    
3124
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3125
    if (smp_cpus > machine->max_cpus) {
3126
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3127
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3128
                machine->max_cpus);
3129
        exit(1);
3130
    }
3131

    
3132
    /*
3133
     * Get the default machine options from the machine if it is not already
3134
     * specified either by the configuration file or by the command line.
3135
     */
3136
    if (machine->default_machine_opts) {
3137
        QemuOptsList *list = qemu_find_opts("machine");
3138
        const char *p = NULL;
3139

    
3140
        if (!QTAILQ_EMPTY(&list->head)) {
3141
            p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
3142
        }
3143
        if (p == NULL) {
3144
            qemu_opts_reset(list);
3145
            opts = qemu_opts_parse(list, machine->default_machine_opts, 0);
3146
            if (!opts) {
3147
                fprintf(stderr, "parse error for machine %s: %s\n",
3148
                        machine->name, machine->default_machine_opts);
3149
                exit(1);
3150
            }
3151
        }
3152
    }
3153

    
3154
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3155
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3156

    
3157
    if (machine->no_serial) {
3158
        default_serial = 0;
3159
    }
3160
    if (machine->no_parallel) {
3161
        default_parallel = 0;
3162
    }
3163
    if (!machine->use_virtcon) {
3164
        default_virtcon = 0;
3165
    }
3166
    if (machine->no_floppy) {
3167
        default_floppy = 0;
3168
    }
3169
    if (machine->no_cdrom) {
3170
        default_cdrom = 0;
3171
    }
3172
    if (machine->no_sdcard) {
3173
        default_sdcard = 0;
3174
    }
3175

    
3176
    if (display_type == DT_NOGRAPHIC) {
3177
        if (default_parallel)
3178
            add_device_config(DEV_PARALLEL, "null");
3179
        if (default_serial && default_monitor) {
3180
            add_device_config(DEV_SERIAL, "mon:stdio");
3181
        } else if (default_virtcon && default_monitor) {
3182
            add_device_config(DEV_VIRTCON, "mon:stdio");
3183
        } else {
3184
            if (default_serial)
3185
                add_device_config(DEV_SERIAL, "stdio");
3186
            if (default_virtcon)
3187
                add_device_config(DEV_VIRTCON, "stdio");
3188
            if (default_monitor)
3189
                monitor_parse("stdio", "readline");
3190
        }
3191
    } else {
3192
        if (default_serial)
3193
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3194
        if (default_parallel)
3195
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3196
        if (default_monitor)
3197
            monitor_parse("vc:80Cx24C", "readline");
3198
        if (default_virtcon)
3199
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3200
    }
3201

    
3202
    socket_init();
3203

    
3204
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3205
        exit(1);
3206
#ifdef CONFIG_VIRTFS
3207
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3208
        exit(1);
3209
    }
3210
#endif
3211

    
3212
    os_daemonize();
3213

    
3214
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3215
        os_pidfile_error();
3216
        exit(1);
3217
    }
3218

    
3219
    /* init the memory */
3220
    if (ram_size == 0) {
3221
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3222
    }
3223

    
3224
    configure_accelerator();
3225

    
3226
    qemu_init_cpu_loop();
3227
    if (qemu_init_main_loop()) {
3228
        fprintf(stderr, "qemu_init_main_loop failed\n");
3229
        exit(1);
3230
    }
3231
    linux_boot = (kernel_filename != NULL);
3232

    
3233
    if (!linux_boot && *kernel_cmdline != '\0') {
3234
        fprintf(stderr, "-append only allowed with -kernel option\n");
3235
        exit(1);
3236
    }
3237

    
3238
    if (!linux_boot && initrd_filename != NULL) {
3239
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3240
        exit(1);
3241
    }
3242

    
3243
    os_set_line_buffering();
3244

    
3245
    if (init_timer_alarm() < 0) {
3246
        fprintf(stderr, "could not initialize alarm timer\n");
3247
        exit(1);
3248
    }
3249

    
3250
    if (icount_option && (kvm_enabled() || xen_enabled())) {
3251
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3252
        exit(1);
3253
    }
3254
    configure_icount(icount_option);
3255

    
3256
    if (net_init_clients() < 0) {
3257
        exit(1);
3258
    }
3259

    
3260
    /* init the bluetooth world */
3261
    if (foreach_device_config(DEV_BT, bt_parse))
3262
        exit(1);
3263

    
3264
    if (!xen_enabled()) {
3265
        /* On 32-bit hosts, QEMU is limited by virtual address space */
3266
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3267
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3268
            exit(1);
3269
        }
3270
    }
3271

    
3272
    cpu_exec_init_all();
3273

    
3274
    bdrv_init_with_whitelist();
3275

    
3276
    blk_mig_init();
3277

    
3278
    /* open the virtual block devices */
3279
    if (snapshot)
3280
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3281
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3282
        exit(1);
3283

    
3284
    default_drive(default_cdrom, snapshot, machine->use_scsi,
3285
                  IF_DEFAULT, 2, CDROM_OPTS);
3286
    default_drive(default_floppy, snapshot, machine->use_scsi,
3287
                  IF_FLOPPY, 0, FD_OPTS);
3288
    default_drive(default_sdcard, snapshot, machine->use_scsi,
3289
                  IF_SD, 0, SD_OPTS);
3290

    
3291
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
3292
                         ram_load, NULL);
3293

    
3294
    if (nb_numa_nodes > 0) {
3295
        int i;
3296

    
3297
        if (nb_numa_nodes > MAX_NODES) {
3298
            nb_numa_nodes = MAX_NODES;
3299
        }
3300

    
3301
        /* If no memory size if given for any node, assume the default case
3302
         * and distribute the available memory equally across all nodes
3303
         */
3304
        for (i = 0; i < nb_numa_nodes; i++) {
3305
            if (node_mem[i] != 0)
3306
                break;
3307
        }
3308
        if (i == nb_numa_nodes) {
3309
            uint64_t usedmem = 0;
3310

    
3311
            /* On Linux, the each node's border has to be 8MB aligned,
3312
             * the final node gets the rest.
3313
             */
3314
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3315
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3316
                usedmem += node_mem[i];
3317
            }
3318
            node_mem[i] = ram_size - usedmem;
3319
        }
3320

    
3321
        for (i = 0; i < nb_numa_nodes; i++) {
3322
            if (node_cpumask[i] != 0)
3323
                break;
3324
        }
3325
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3326
         * must cope with this anyway, because there are BIOSes out there in
3327
         * real machines which also use this scheme.
3328
         */
3329
        if (i == nb_numa_nodes) {
3330
            for (i = 0; i < max_cpus; i++) {
3331
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
3332
            }
3333
        }
3334
    }
3335

    
3336
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3337
        exit(1);
3338
    }
3339

    
3340
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3341
        exit(1);
3342
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3343
        exit(1);
3344
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3345
        exit(1);
3346
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3347
        exit(1);
3348

    
3349
    module_call_init(MODULE_INIT_DEVICE);
3350

    
3351
    /* must be after qdev registration but before machine init */
3352
    if (vga_model) {
3353
        select_vgahw(vga_model);
3354
    } else if (cirrus_vga_available()) {
3355
        select_vgahw("cirrus");
3356
    } else {
3357
        select_vgahw("none");
3358
    }
3359

    
3360
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
3361
        exit(0);
3362

    
3363
    if (watchdog) {
3364
        i = select_watchdog(watchdog);
3365
        if (i > 0)
3366
            exit (i == 1 ? 1 : 0);
3367
    }
3368

    
3369
    if (machine->compat_props) {
3370
        qdev_prop_register_global_list(machine->compat_props);
3371
    }
3372
    qemu_add_globals();
3373

    
3374
    qdev_machine_init();
3375

    
3376
    machine->init(ram_size, boot_devices,
3377
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3378

    
3379
    cpu_synchronize_all_post_init();
3380

    
3381
    set_numa_modes();
3382

    
3383
    current_machine = machine;
3384

    
3385
    /* init USB devices */
3386
    if (usb_enabled) {
3387
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3388
            exit(1);
3389
    }
3390

    
3391
    /* init generic devices */
3392
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3393
        exit(1);
3394

    
3395
    net_check_clients();
3396

    
3397
    /* just use the first displaystate for the moment */
3398
    ds = get_displaystate();
3399

    
3400
    if (using_spice)
3401
        display_remote++;
3402
    if (display_type == DT_DEFAULT && !display_remote) {
3403
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3404
        display_type = DT_SDL;
3405
#elif defined(CONFIG_VNC)
3406
        vnc_display = "localhost:0,to=99";
3407
        show_vnc_port = 1;
3408
#else
3409
        display_type = DT_NONE;
3410
#endif
3411
    }
3412

    
3413

    
3414
    /* init local displays */
3415
    switch (display_type) {
3416
    case DT_NOGRAPHIC:
3417
        break;
3418
#if defined(CONFIG_CURSES)
3419
    case DT_CURSES:
3420
        curses_display_init(ds, full_screen);
3421
        break;
3422
#endif
3423
#if defined(CONFIG_SDL)
3424
    case DT_SDL:
3425
        sdl_display_init(ds, full_screen, no_frame);
3426
        break;
3427
#elif defined(CONFIG_COCOA)
3428
    case DT_SDL:
3429
        cocoa_display_init(ds, full_screen);
3430
        break;
3431
#endif
3432
    default:
3433
        break;
3434
    }
3435

    
3436
    /* must be after terminal init, SDL library changes signal handlers */
3437
    os_setup_signal_handling();
3438

    
3439
#ifdef CONFIG_VNC
3440
    /* init remote displays */
3441
    if (vnc_display) {
3442
        vnc_display_init(ds);
3443
        if (vnc_display_open(ds, vnc_display) < 0)
3444
            exit(1);
3445

    
3446
        if (show_vnc_port) {
3447
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3448
        }
3449
    }
3450
#endif
3451
#ifdef CONFIG_SPICE
3452
    if (using_spice && !qxl_enabled) {
3453
        qemu_spice_display_init(ds);
3454
    }
3455
#endif
3456

    
3457
    /* display setup */
3458
    dpy_resize(ds);
3459
    dcl = ds->listeners;
3460
    while (dcl != NULL) {
3461
        if (dcl->dpy_refresh != NULL) {
3462
            ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3463
            qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3464
            break;
3465
        }
3466
        dcl = dcl->next;
3467
    }
3468
    text_consoles_set_display(ds);
3469

    
3470
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3471
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3472
                gdbstub_dev);
3473
        exit(1);
3474
    }
3475

    
3476
    qdev_machine_creation_done();
3477

    
3478
    if (rom_load_all() != 0) {
3479
        fprintf(stderr, "rom loading failed\n");
3480
        exit(1);
3481
    }
3482

    
3483
    /* TODO: once all bus devices are qdevified, this should be done
3484
     * when bus is created by qdev.c */
3485
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3486
    qemu_run_machine_init_done_notifiers();
3487

    
3488
    qemu_system_reset(VMRESET_SILENT);
3489
    if (loadvm) {
3490
        if (load_vmstate(loadvm) < 0) {
3491
            autostart = 0;
3492
        }
3493
    }
3494

    
3495
    if (incoming) {
3496
        runstate_set(RUN_STATE_INMIGRATE);
3497
        int ret = qemu_start_incoming_migration(incoming);
3498
        if (ret < 0) {
3499
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3500
                    incoming, ret);
3501
            exit(ret);
3502
        }
3503
    } else if (autostart) {
3504
        vm_start();
3505
    }
3506

    
3507
    os_setup_post();
3508

    
3509
    resume_all_vcpus();
3510
    main_loop();
3511
    bdrv_close_all();
3512
    pause_all_vcpus();
3513
    net_cleanup();
3514
    res_free();
3515

    
3516
    return 0;
3517
}