Statistics
| Branch: | Revision:

root / vl.c @ f29a5614

History | View | Annotate | Download (102.2 kB)

1
/*
2
 * QEMU System Emulator
3
 *
4
 * Copyright (c) 2003-2008 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.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
#include "qtest.h"
156

    
157
#include "disas.h"
158

    
159
#include "qemu_socket.h"
160

    
161
#include "slirp/libslirp.h"
162

    
163
#include "trace.h"
164
#include "trace/control.h"
165
#include "qemu-queue.h"
166
#include "cpus.h"
167
#include "arch_init.h"
168

    
169
#include "ui/qemu-spice.h"
170

    
171
//#define DEBUG_NET
172
//#define DEBUG_SLIRP
173

    
174
#define DEFAULT_RAM_SIZE 128
175

    
176
#define MAX_VIRTIO_CONSOLES 1
177

    
178
static const char *data_dir;
179
const char *bios_name = NULL;
180
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
181
DisplayType display_type = DT_DEFAULT;
182
int display_remote = 0;
183
const char* keyboard_layout = NULL;
184
ram_addr_t ram_size;
185
const char *mem_path = NULL;
186
#ifdef MAP_POPULATE
187
int mem_prealloc = 0; /* force preallocation of physical target memory */
188
#endif
189
int nb_nics;
190
NICInfo nd_table[MAX_NICS];
191
int autostart;
192
static int rtc_utc = 1;
193
static int rtc_date_offset = -1; /* -1 means no change */
194
QEMUClock *rtc_clock;
195
int vga_interface_type = VGA_NONE;
196
static int full_screen = 0;
197
#ifdef CONFIG_SDL
198
static int no_frame = 0;
199
#endif
200
int no_quit = 0;
201
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
202
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
203
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
204
int win2k_install_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_DEBUG, RUN_STATE_SUSPENDED },
370
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
371
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
372
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
373

    
374
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
375
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
376

    
377
    { RUN_STATE_MAX, RUN_STATE_MAX },
378
};
379

    
380
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
381

    
382
bool runstate_check(RunState state)
383
{
384
    return current_run_state == state;
385
}
386

    
387
void runstate_init(void)
388
{
389
    const RunStateTransition *p;
390

    
391
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
392

    
393
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
394
        runstate_valid_transitions[p->from][p->to] = true;
395
    }
396
}
397

    
398
/* This function will abort() on invalid state transitions */
399
void runstate_set(RunState new_state)
400
{
401
    assert(new_state < RUN_STATE_MAX);
402

    
403
    if (!runstate_valid_transitions[current_run_state][new_state]) {
404
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
405
                RunState_lookup[current_run_state],
406
                RunState_lookup[new_state]);
407
        abort();
408
    }
409

    
410
    current_run_state = new_state;
411
}
412

    
413
int runstate_is_running(void)
414
{
415
    return runstate_check(RUN_STATE_RUNNING);
416
}
417

    
418
StatusInfo *qmp_query_status(Error **errp)
419
{
420
    StatusInfo *info = g_malloc0(sizeof(*info));
421

    
422
    info->running = runstate_is_running();
423
    info->singlestep = singlestep;
424
    info->status = current_run_state;
425

    
426
    return info;
427
}
428

    
429
/***********************************************************/
430
/* real time host monotonic timer */
431

    
432
/***********************************************************/
433
/* host time/date access */
434
void qemu_get_timedate(struct tm *tm, int offset)
435
{
436
    time_t ti;
437
    struct tm *ret;
438

    
439
    time(&ti);
440
    ti += offset;
441
    if (rtc_date_offset == -1) {
442
        if (rtc_utc)
443
            ret = gmtime(&ti);
444
        else
445
            ret = localtime(&ti);
446
    } else {
447
        ti -= rtc_date_offset;
448
        ret = gmtime(&ti);
449
    }
450

    
451
    memcpy(tm, ret, sizeof(struct tm));
452
}
453

    
454
int qemu_timedate_diff(struct tm *tm)
455
{
456
    time_t seconds;
457

    
458
    if (rtc_date_offset == -1)
459
        if (rtc_utc)
460
            seconds = mktimegm(tm);
461
        else {
462
            struct tm tmp = *tm;
463
            tmp.tm_isdst = -1; /* use timezone to figure it out */
464
            seconds = mktime(&tmp);
465
        }
466
    else
467
        seconds = mktimegm(tm) + rtc_date_offset;
468

    
469
    return seconds - time(NULL);
470
}
471

    
472
void rtc_change_mon_event(struct tm *tm)
473
{
474
    QObject *data;
475

    
476
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
477
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
478
    qobject_decref(data);
479
}
480

    
481
static void configure_rtc_date_offset(const char *startdate, int legacy)
482
{
483
    time_t rtc_start_date;
484
    struct tm tm;
485

    
486
    if (!strcmp(startdate, "now") && legacy) {
487
        rtc_date_offset = -1;
488
    } else {
489
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
490
                   &tm.tm_year,
491
                   &tm.tm_mon,
492
                   &tm.tm_mday,
493
                   &tm.tm_hour,
494
                   &tm.tm_min,
495
                   &tm.tm_sec) == 6) {
496
            /* OK */
497
        } else if (sscanf(startdate, "%d-%d-%d",
498
                          &tm.tm_year,
499
                          &tm.tm_mon,
500
                          &tm.tm_mday) == 3) {
501
            tm.tm_hour = 0;
502
            tm.tm_min = 0;
503
            tm.tm_sec = 0;
504
        } else {
505
            goto date_fail;
506
        }
507
        tm.tm_year -= 1900;
508
        tm.tm_mon--;
509
        rtc_start_date = mktimegm(&tm);
510
        if (rtc_start_date == -1) {
511
        date_fail:
512
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
513
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
514
            exit(1);
515
        }
516
        rtc_date_offset = time(NULL) - rtc_start_date;
517
    }
518
}
519

    
520
static void configure_rtc(QemuOpts *opts)
521
{
522
    const char *value;
523

    
524
    value = qemu_opt_get(opts, "base");
525
    if (value) {
526
        if (!strcmp(value, "utc")) {
527
            rtc_utc = 1;
528
        } else if (!strcmp(value, "localtime")) {
529
            rtc_utc = 0;
530
        } else {
531
            configure_rtc_date_offset(value, 0);
532
        }
533
    }
534
    value = qemu_opt_get(opts, "clock");
535
    if (value) {
536
        if (!strcmp(value, "host")) {
537
            rtc_clock = host_clock;
538
        } else if (!strcmp(value, "rt")) {
539
            rtc_clock = rt_clock;
540
        } else if (!strcmp(value, "vm")) {
541
            rtc_clock = vm_clock;
542
        } else {
543
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
544
            exit(1);
545
        }
546
    }
547
    value = qemu_opt_get(opts, "driftfix");
548
    if (value) {
549
        if (!strcmp(value, "slew")) {
550
            static GlobalProperty slew_lost_ticks[] = {
551
                {
552
                    .driver   = "mc146818rtc",
553
                    .property = "lost_tick_policy",
554
                    .value    = "slew",
555
                },
556
                { /* end of list */ }
557
            };
558

    
559
            qdev_prop_register_global_list(slew_lost_ticks);
560
        } else if (!strcmp(value, "none")) {
561
            /* discard is default */
562
        } else {
563
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
564
            exit(1);
565
        }
566
    }
567
}
568

    
569
/***********************************************************/
570
/* Bluetooth support */
571
static int nb_hcis;
572
static int cur_hci;
573
static struct HCIInfo *hci_table[MAX_NICS];
574

    
575
static struct bt_vlan_s {
576
    struct bt_scatternet_s net;
577
    int id;
578
    struct bt_vlan_s *next;
579
} *first_bt_vlan;
580

    
581
/* find or alloc a new bluetooth "VLAN" */
582
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
583
{
584
    struct bt_vlan_s **pvlan, *vlan;
585
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
586
        if (vlan->id == id)
587
            return &vlan->net;
588
    }
589
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
590
    vlan->id = id;
591
    pvlan = &first_bt_vlan;
592
    while (*pvlan != NULL)
593
        pvlan = &(*pvlan)->next;
594
    *pvlan = vlan;
595
    return &vlan->net;
596
}
597

    
598
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
599
{
600
}
601

    
602
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
603
{
604
    return -ENOTSUP;
605
}
606

    
607
static struct HCIInfo null_hci = {
608
    .cmd_send = null_hci_send,
609
    .sco_send = null_hci_send,
610
    .acl_send = null_hci_send,
611
    .bdaddr_set = null_hci_addr_set,
612
};
613

    
614
struct HCIInfo *qemu_next_hci(void)
615
{
616
    if (cur_hci == nb_hcis)
617
        return &null_hci;
618

    
619
    return hci_table[cur_hci++];
620
}
621

    
622
static struct HCIInfo *hci_init(const char *str)
623
{
624
    char *endp;
625
    struct bt_scatternet_s *vlan = 0;
626

    
627
    if (!strcmp(str, "null"))
628
        /* null */
629
        return &null_hci;
630
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
631
        /* host[:hciN] */
632
        return bt_host_hci(str[4] ? str + 5 : "hci0");
633
    else if (!strncmp(str, "hci", 3)) {
634
        /* hci[,vlan=n] */
635
        if (str[3]) {
636
            if (!strncmp(str + 3, ",vlan=", 6)) {
637
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
638
                if (*endp)
639
                    vlan = 0;
640
            }
641
        } else
642
            vlan = qemu_find_bt_vlan(0);
643
        if (vlan)
644
           return bt_new_hci(vlan);
645
    }
646

    
647
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
648

    
649
    return 0;
650
}
651

    
652
static int bt_hci_parse(const char *str)
653
{
654
    struct HCIInfo *hci;
655
    bdaddr_t bdaddr;
656

    
657
    if (nb_hcis >= MAX_NICS) {
658
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
659
        return -1;
660
    }
661

    
662
    hci = hci_init(str);
663
    if (!hci)
664
        return -1;
665

    
666
    bdaddr.b[0] = 0x52;
667
    bdaddr.b[1] = 0x54;
668
    bdaddr.b[2] = 0x00;
669
    bdaddr.b[3] = 0x12;
670
    bdaddr.b[4] = 0x34;
671
    bdaddr.b[5] = 0x56 + nb_hcis;
672
    hci->bdaddr_set(hci, bdaddr.b);
673

    
674
    hci_table[nb_hcis++] = hci;
675

    
676
    return 0;
677
}
678

    
679
static void bt_vhci_add(int vlan_id)
680
{
681
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
682

    
683
    if (!vlan->slave)
684
        fprintf(stderr, "qemu: warning: adding a VHCI to "
685
                        "an empty scatternet %i\n", vlan_id);
686

    
687
    bt_vhci_init(bt_new_hci(vlan));
688
}
689

    
690
static struct bt_device_s *bt_device_add(const char *opt)
691
{
692
    struct bt_scatternet_s *vlan;
693
    int vlan_id = 0;
694
    char *endp = strstr(opt, ",vlan=");
695
    int len = (endp ? endp - opt : strlen(opt)) + 1;
696
    char devname[10];
697

    
698
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
699

    
700
    if (endp) {
701
        vlan_id = strtol(endp + 6, &endp, 0);
702
        if (*endp) {
703
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
704
            return 0;
705
        }
706
    }
707

    
708
    vlan = qemu_find_bt_vlan(vlan_id);
709

    
710
    if (!vlan->slave)
711
        fprintf(stderr, "qemu: warning: adding a slave device to "
712
                        "an empty scatternet %i\n", vlan_id);
713

    
714
    if (!strcmp(devname, "keyboard"))
715
        return bt_keyboard_init(vlan);
716

    
717
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
718
    return 0;
719
}
720

    
721
static int bt_parse(const char *opt)
722
{
723
    const char *endp, *p;
724
    int vlan;
725

    
726
    if (strstart(opt, "hci", &endp)) {
727
        if (!*endp || *endp == ',') {
728
            if (*endp)
729
                if (!strstart(endp, ",vlan=", 0))
730
                    opt = endp + 1;
731

    
732
            return bt_hci_parse(opt);
733
       }
734
    } else if (strstart(opt, "vhci", &endp)) {
735
        if (!*endp || *endp == ',') {
736
            if (*endp) {
737
                if (strstart(endp, ",vlan=", &p)) {
738
                    vlan = strtol(p, (char **) &endp, 0);
739
                    if (*endp) {
740
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
741
                        return 1;
742
                    }
743
                } else {
744
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
745
                    return 1;
746
                }
747
            } else
748
                vlan = 0;
749

    
750
            bt_vhci_add(vlan);
751
            return 0;
752
        }
753
    } else if (strstart(opt, "device:", &endp))
754
        return !bt_device_add(endp);
755

    
756
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
757
    return 1;
758
}
759

    
760
/***********************************************************/
761
/* QEMU Block devices */
762

    
763
#define HD_OPTS "media=disk"
764
#define CDROM_OPTS "media=cdrom"
765
#define FD_OPTS ""
766
#define PFLASH_OPTS ""
767
#define MTD_OPTS ""
768
#define SD_OPTS ""
769

    
770
static int drive_init_func(QemuOpts *opts, void *opaque)
771
{
772
    int *use_scsi = opaque;
773

    
774
    return drive_init(opts, *use_scsi) == NULL;
775
}
776

    
777
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
778
{
779
    if (NULL == qemu_opt_get(opts, "snapshot")) {
780
        qemu_opt_set(opts, "snapshot", "on");
781
    }
782
    return 0;
783
}
784

    
785
static void default_drive(int enable, int snapshot, int use_scsi,
786
                          BlockInterfaceType type, int index,
787
                          const char *optstr)
788
{
789
    QemuOpts *opts;
790

    
791
    if (type == IF_DEFAULT) {
792
        type = use_scsi ? IF_SCSI : IF_IDE;
793
    }
794

    
795
    if (!enable || drive_get_by_index(type, index)) {
796
        return;
797
    }
798

    
799
    opts = drive_add(type, index, NULL, optstr);
800
    if (snapshot) {
801
        drive_enable_snapshot(opts, NULL);
802
    }
803
    if (!drive_init(opts, use_scsi)) {
804
        exit(1);
805
    }
806
}
807

    
808
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
809
{
810
    boot_set_handler = func;
811
    boot_set_opaque = opaque;
812
}
813

    
814
int qemu_boot_set(const char *boot_devices)
815
{
816
    if (!boot_set_handler) {
817
        return -EINVAL;
818
    }
819
    return boot_set_handler(boot_set_opaque, boot_devices);
820
}
821

    
822
static void validate_bootdevices(char *devices)
823
{
824
    /* We just do some generic consistency checks */
825
    const char *p;
826
    int bitmap = 0;
827

    
828
    for (p = devices; *p != '\0'; p++) {
829
        /* Allowed boot devices are:
830
         * a-b: floppy disk drives
831
         * c-f: IDE disk drives
832
         * g-m: machine implementation dependent drives
833
         * n-p: network devices
834
         * It's up to each machine implementation to check if the given boot
835
         * devices match the actual hardware implementation and firmware
836
         * features.
837
         */
838
        if (*p < 'a' || *p > 'p') {
839
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
840
            exit(1);
841
        }
842
        if (bitmap & (1 << (*p - 'a'))) {
843
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
844
            exit(1);
845
        }
846
        bitmap |= 1 << (*p - 'a');
847
    }
848
}
849

    
850
static void restore_boot_devices(void *opaque)
851
{
852
    char *standard_boot_devices = opaque;
853
    static int first = 1;
854

    
855
    /* Restore boot order and remove ourselves after the first boot */
856
    if (first) {
857
        first = 0;
858
        return;
859
    }
860

    
861
    qemu_boot_set(standard_boot_devices);
862

    
863
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
864
    g_free(standard_boot_devices);
865
}
866

    
867
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
868
                          const char *suffix)
869
{
870
    FWBootEntry *node, *i;
871

    
872
    if (bootindex < 0) {
873
        return;
874
    }
875

    
876
    assert(dev != NULL || suffix != NULL);
877

    
878
    node = g_malloc0(sizeof(FWBootEntry));
879
    node->bootindex = bootindex;
880
    node->suffix = suffix ? g_strdup(suffix) : NULL;
881
    node->dev = dev;
882

    
883
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
884
        if (i->bootindex == bootindex) {
885
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
886
            exit(1);
887
        } else if (i->bootindex < bootindex) {
888
            continue;
889
        }
890
        QTAILQ_INSERT_BEFORE(i, node, link);
891
        return;
892
    }
893
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
894
}
895

    
896
/*
897
 * This function returns null terminated string that consist of new line
898
 * separated device paths.
899
 *
900
 * memory pointed by "size" is assigned total length of the array in bytes
901
 *
902
 */
903
char *get_boot_devices_list(uint32_t *size)
904
{
905
    FWBootEntry *i;
906
    uint32_t total = 0;
907
    char *list = NULL;
908

    
909
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
910
        char *devpath = NULL, *bootpath;
911
        int len;
912

    
913
        if (i->dev) {
914
            devpath = qdev_get_fw_dev_path(i->dev);
915
            assert(devpath);
916
        }
917

    
918
        if (i->suffix && devpath) {
919
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
920

    
921
            bootpath = g_malloc(bootpathlen);
922
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
923
            g_free(devpath);
924
        } else if (devpath) {
925
            bootpath = devpath;
926
        } else {
927
            assert(i->suffix);
928
            bootpath = g_strdup(i->suffix);
929
        }
930

    
931
        if (total) {
932
            list[total-1] = '\n';
933
        }
934
        len = strlen(bootpath) + 1;
935
        list = g_realloc(list, total + len);
936
        memcpy(&list[total], bootpath, len);
937
        total += len;
938
        g_free(bootpath);
939
    }
940

    
941
    *size = total;
942

    
943
    return list;
944
}
945

    
946
static void numa_add(const char *optarg)
947
{
948
    char option[128];
949
    char *endptr;
950
    unsigned long long value, endvalue;
951
    int nodenr;
952

    
953
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
954
    if (!strcmp(option, "node")) {
955
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
956
            nodenr = nb_numa_nodes;
957
        } else {
958
            nodenr = strtoull(option, NULL, 10);
959
        }
960

    
961
        if (get_param_value(option, 128, "mem", optarg) == 0) {
962
            node_mem[nodenr] = 0;
963
        } else {
964
            int64_t sval;
965
            sval = strtosz(option, &endptr);
966
            if (sval < 0 || *endptr) {
967
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
968
                exit(1);
969
            }
970
            node_mem[nodenr] = sval;
971
        }
972
        if (get_param_value(option, 128, "cpus", optarg) == 0) {
973
            node_cpumask[nodenr] = 0;
974
        } else {
975
            value = strtoull(option, &endptr, 10);
976
            if (value >= 64) {
977
                value = 63;
978
                fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
979
            } else {
980
                if (*endptr == '-') {
981
                    endvalue = strtoull(endptr+1, &endptr, 10);
982
                    if (endvalue >= 63) {
983
                        endvalue = 62;
984
                        fprintf(stderr,
985
                            "only 63 CPUs in NUMA mode supported.\n");
986
                    }
987
                    value = (2ULL << endvalue) - (1ULL << value);
988
                } else {
989
                    value = 1ULL << value;
990
                }
991
            }
992
            node_cpumask[nodenr] = value;
993
        }
994
        nb_numa_nodes++;
995
    }
996
    return;
997
}
998

    
999
static void smp_parse(const char *optarg)
1000
{
1001
    int smp, sockets = 0, threads = 0, cores = 0;
1002
    char *endptr;
1003
    char option[128];
1004

    
1005
    smp = strtoul(optarg, &endptr, 10);
1006
    if (endptr != optarg) {
1007
        if (*endptr == ',') {
1008
            endptr++;
1009
        }
1010
    }
1011
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1012
        sockets = strtoull(option, NULL, 10);
1013
    if (get_param_value(option, 128, "cores", endptr) != 0)
1014
        cores = strtoull(option, NULL, 10);
1015
    if (get_param_value(option, 128, "threads", endptr) != 0)
1016
        threads = strtoull(option, NULL, 10);
1017
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1018
        max_cpus = strtoull(option, NULL, 10);
1019

    
1020
    /* compute missing values, prefer sockets over cores over threads */
1021
    if (smp == 0 || sockets == 0) {
1022
        sockets = sockets > 0 ? sockets : 1;
1023
        cores = cores > 0 ? cores : 1;
1024
        threads = threads > 0 ? threads : 1;
1025
        if (smp == 0) {
1026
            smp = cores * threads * sockets;
1027
        }
1028
    } else {
1029
        if (cores == 0) {
1030
            threads = threads > 0 ? threads : 1;
1031
            cores = smp / (sockets * threads);
1032
        } else {
1033
            threads = smp / (cores * sockets);
1034
        }
1035
    }
1036
    smp_cpus = smp;
1037
    smp_cores = cores > 0 ? cores : 1;
1038
    smp_threads = threads > 0 ? threads : 1;
1039
    if (max_cpus == 0)
1040
        max_cpus = smp_cpus;
1041
}
1042

    
1043
/***********************************************************/
1044
/* USB devices */
1045

    
1046
static int usb_device_add(const char *devname)
1047
{
1048
    const char *p;
1049
    USBDevice *dev = NULL;
1050

    
1051
    if (!usb_enabled)
1052
        return -1;
1053

    
1054
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1055
    dev = usbdevice_create(devname);
1056
    if (dev)
1057
        goto done;
1058

    
1059
    /* the other ones */
1060
#ifndef CONFIG_LINUX
1061
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1062
    if (strstart(devname, "host:", &p)) {
1063
        dev = usb_host_device_open(usb_bus_find(-1), p);
1064
    } else
1065
#endif
1066
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1067
        dev = usb_bt_init(usb_bus_find(-1),
1068
                          devname[2] ? hci_init(p)
1069
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1070
    } else {
1071
        return -1;
1072
    }
1073
    if (!dev)
1074
        return -1;
1075

    
1076
done:
1077
    return 0;
1078
}
1079

    
1080
static int usb_device_del(const char *devname)
1081
{
1082
    int bus_num, addr;
1083
    const char *p;
1084

    
1085
    if (strstart(devname, "host:", &p))
1086
        return usb_host_device_close(p);
1087

    
1088
    if (!usb_enabled)
1089
        return -1;
1090

    
1091
    p = strchr(devname, '.');
1092
    if (!p)
1093
        return -1;
1094
    bus_num = strtoul(devname, NULL, 0);
1095
    addr = strtoul(p + 1, NULL, 0);
1096

    
1097
    return usb_device_delete_addr(bus_num, addr);
1098
}
1099

    
1100
static int usb_parse(const char *cmdline)
1101
{
1102
    int r;
1103
    r = usb_device_add(cmdline);
1104
    if (r < 0) {
1105
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1106
    }
1107
    return r;
1108
}
1109

    
1110
void do_usb_add(Monitor *mon, const QDict *qdict)
1111
{
1112
    const char *devname = qdict_get_str(qdict, "devname");
1113
    if (usb_device_add(devname) < 0) {
1114
        error_report("could not add USB device '%s'", devname);
1115
    }
1116
}
1117

    
1118
void do_usb_del(Monitor *mon, const QDict *qdict)
1119
{
1120
    const char *devname = qdict_get_str(qdict, "devname");
1121
    if (usb_device_del(devname) < 0) {
1122
        error_report("could not delete USB device '%s'", devname);
1123
    }
1124
}
1125

    
1126
/***********************************************************/
1127
/* PCMCIA/Cardbus */
1128

    
1129
static struct pcmcia_socket_entry_s {
1130
    PCMCIASocket *socket;
1131
    struct pcmcia_socket_entry_s *next;
1132
} *pcmcia_sockets = 0;
1133

    
1134
void pcmcia_socket_register(PCMCIASocket *socket)
1135
{
1136
    struct pcmcia_socket_entry_s *entry;
1137

    
1138
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1139
    entry->socket = socket;
1140
    entry->next = pcmcia_sockets;
1141
    pcmcia_sockets = entry;
1142
}
1143

    
1144
void pcmcia_socket_unregister(PCMCIASocket *socket)
1145
{
1146
    struct pcmcia_socket_entry_s *entry, **ptr;
1147

    
1148
    ptr = &pcmcia_sockets;
1149
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1150
        if (entry->socket == socket) {
1151
            *ptr = entry->next;
1152
            g_free(entry);
1153
        }
1154
}
1155

    
1156
void pcmcia_info(Monitor *mon)
1157
{
1158
    struct pcmcia_socket_entry_s *iter;
1159

    
1160
    if (!pcmcia_sockets)
1161
        monitor_printf(mon, "No PCMCIA sockets\n");
1162

    
1163
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1164
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1165
                       iter->socket->attached ? iter->socket->card_string :
1166
                       "Empty");
1167
}
1168

    
1169
/***********************************************************/
1170
/* machine registration */
1171

    
1172
static QEMUMachine *first_machine = NULL;
1173
QEMUMachine *current_machine = NULL;
1174

    
1175
int qemu_register_machine(QEMUMachine *m)
1176
{
1177
    QEMUMachine **pm;
1178
    pm = &first_machine;
1179
    while (*pm != NULL)
1180
        pm = &(*pm)->next;
1181
    m->next = NULL;
1182
    *pm = m;
1183
    return 0;
1184
}
1185

    
1186
static QEMUMachine *find_machine(const char *name)
1187
{
1188
    QEMUMachine *m;
1189

    
1190
    for(m = first_machine; m != NULL; m = m->next) {
1191
        if (!strcmp(m->name, name))
1192
            return m;
1193
        if (m->alias && !strcmp(m->alias, name))
1194
            return m;
1195
    }
1196
    return NULL;
1197
}
1198

    
1199
QEMUMachine *find_default_machine(void)
1200
{
1201
    QEMUMachine *m;
1202

    
1203
    for(m = first_machine; m != NULL; m = m->next) {
1204
        if (m->is_default) {
1205
            return m;
1206
        }
1207
    }
1208
    return NULL;
1209
}
1210

    
1211
/***********************************************************/
1212
/* main execution loop */
1213

    
1214
static void gui_update(void *opaque)
1215
{
1216
    uint64_t interval = GUI_REFRESH_INTERVAL;
1217
    DisplayState *ds = opaque;
1218
    DisplayChangeListener *dcl = ds->listeners;
1219

    
1220
    dpy_refresh(ds);
1221

    
1222
    while (dcl != NULL) {
1223
        if (dcl->gui_timer_interval &&
1224
            dcl->gui_timer_interval < interval)
1225
            interval = dcl->gui_timer_interval;
1226
        dcl = dcl->next;
1227
    }
1228
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1229
}
1230

    
1231
struct vm_change_state_entry {
1232
    VMChangeStateHandler *cb;
1233
    void *opaque;
1234
    QLIST_ENTRY (vm_change_state_entry) entries;
1235
};
1236

    
1237
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1238

    
1239
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1240
                                                     void *opaque)
1241
{
1242
    VMChangeStateEntry *e;
1243

    
1244
    e = g_malloc0(sizeof (*e));
1245

    
1246
    e->cb = cb;
1247
    e->opaque = opaque;
1248
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1249
    return e;
1250
}
1251

    
1252
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1253
{
1254
    QLIST_REMOVE (e, entries);
1255
    g_free (e);
1256
}
1257

    
1258
void vm_state_notify(int running, RunState state)
1259
{
1260
    VMChangeStateEntry *e;
1261

    
1262
    trace_vm_state_notify(running, state);
1263

    
1264
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1265
        e->cb(e->opaque, running, state);
1266
    }
1267
}
1268

    
1269
void vm_start(void)
1270
{
1271
    if (!runstate_is_running()) {
1272
        cpu_enable_ticks();
1273
        runstate_set(RUN_STATE_RUNNING);
1274
        vm_state_notify(1, RUN_STATE_RUNNING);
1275
        resume_all_vcpus();
1276
        monitor_protocol_event(QEVENT_RESUME, NULL);
1277
    }
1278
}
1279

    
1280
/* reset/shutdown handler */
1281

    
1282
typedef struct QEMUResetEntry {
1283
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1284
    QEMUResetHandler *func;
1285
    void *opaque;
1286
} QEMUResetEntry;
1287

    
1288
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1289
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1290
static int reset_requested;
1291
static int shutdown_requested, shutdown_signal = -1;
1292
static pid_t shutdown_pid;
1293
static int powerdown_requested;
1294
static int debug_requested;
1295
static int suspend_requested;
1296
static NotifierList suspend_notifiers =
1297
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1298
static NotifierList wakeup_notifiers =
1299
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1300
static uint32_t wakeup_reason_mask = ~0;
1301
static RunState vmstop_requested = RUN_STATE_MAX;
1302

    
1303
int qemu_shutdown_requested_get(void)
1304
{
1305
    return shutdown_requested;
1306
}
1307

    
1308
int qemu_reset_requested_get(void)
1309
{
1310
    return reset_requested;
1311
}
1312

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

    
1320
void qemu_kill_report(void)
1321
{
1322
    if (!qtest_enabled() && shutdown_signal != -1) {
1323
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1324
        if (shutdown_pid == 0) {
1325
            /* This happens for eg ^C at the terminal, so it's worth
1326
             * avoiding printing an odd message in that case.
1327
             */
1328
            fputc('\n', stderr);
1329
        } else {
1330
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1331
        }
1332
        shutdown_signal = -1;
1333
    }
1334
}
1335

    
1336
int qemu_reset_requested(void)
1337
{
1338
    int r = reset_requested;
1339
    reset_requested = 0;
1340
    return r;
1341
}
1342

    
1343
static int qemu_suspend_requested(void)
1344
{
1345
    int r = suspend_requested;
1346
    suspend_requested = 0;
1347
    return r;
1348
}
1349

    
1350
int qemu_powerdown_requested(void)
1351
{
1352
    int r = powerdown_requested;
1353
    powerdown_requested = 0;
1354
    return r;
1355
}
1356

    
1357
static int qemu_debug_requested(void)
1358
{
1359
    int r = debug_requested;
1360
    debug_requested = 0;
1361
    return r;
1362
}
1363

    
1364
/* We use RUN_STATE_MAX but any invalid value will do */
1365
static bool qemu_vmstop_requested(RunState *r)
1366
{
1367
    if (vmstop_requested < RUN_STATE_MAX) {
1368
        *r = vmstop_requested;
1369
        vmstop_requested = RUN_STATE_MAX;
1370
        return true;
1371
    }
1372

    
1373
    return false;
1374
}
1375

    
1376
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1377
{
1378
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1379

    
1380
    re->func = func;
1381
    re->opaque = opaque;
1382
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1383
}
1384

    
1385
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1386
{
1387
    QEMUResetEntry *re;
1388

    
1389
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1390
        if (re->func == func && re->opaque == opaque) {
1391
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1392
            g_free(re);
1393
            return;
1394
        }
1395
    }
1396
}
1397

    
1398
void qemu_system_reset(bool report)
1399
{
1400
    QEMUResetEntry *re, *nre;
1401

    
1402
    /* reset all devices */
1403
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1404
        re->func(re->opaque);
1405
    }
1406
    if (report) {
1407
        monitor_protocol_event(QEVENT_RESET, NULL);
1408
    }
1409
    cpu_synchronize_all_post_reset();
1410
}
1411

    
1412
void qemu_system_reset_request(void)
1413
{
1414
    if (no_reboot) {
1415
        shutdown_requested = 1;
1416
    } else {
1417
        reset_requested = 1;
1418
    }
1419
    cpu_stop_current();
1420
    qemu_notify_event();
1421
}
1422

    
1423
static void qemu_system_suspend(void)
1424
{
1425
    pause_all_vcpus();
1426
    notifier_list_notify(&suspend_notifiers, NULL);
1427
    runstate_set(RUN_STATE_SUSPENDED);
1428
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1429
}
1430

    
1431
void qemu_system_suspend_request(void)
1432
{
1433
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1434
        return;
1435
    }
1436
    suspend_requested = 1;
1437
    cpu_stop_current();
1438
    qemu_notify_event();
1439
}
1440

    
1441
void qemu_register_suspend_notifier(Notifier *notifier)
1442
{
1443
    notifier_list_add(&suspend_notifiers, notifier);
1444
}
1445

    
1446
void qemu_system_wakeup_request(WakeupReason reason)
1447
{
1448
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1449
        return;
1450
    }
1451
    if (!(wakeup_reason_mask & (1 << reason))) {
1452
        return;
1453
    }
1454
    runstate_set(RUN_STATE_RUNNING);
1455
    monitor_protocol_event(QEVENT_WAKEUP, NULL);
1456
    notifier_list_notify(&wakeup_notifiers, &reason);
1457
    reset_requested = 1;
1458
    qemu_notify_event();
1459
}
1460

    
1461
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1462
{
1463
    if (enabled) {
1464
        wakeup_reason_mask |= (1 << reason);
1465
    } else {
1466
        wakeup_reason_mask &= ~(1 << reason);
1467
    }
1468
}
1469

    
1470
void qemu_register_wakeup_notifier(Notifier *notifier)
1471
{
1472
    notifier_list_add(&wakeup_notifiers, notifier);
1473
}
1474

    
1475
void qemu_system_killed(int signal, pid_t pid)
1476
{
1477
    shutdown_signal = signal;
1478
    shutdown_pid = pid;
1479
    no_shutdown = 0;
1480
    qemu_system_shutdown_request();
1481
}
1482

    
1483
void qemu_system_shutdown_request(void)
1484
{
1485
    shutdown_requested = 1;
1486
    qemu_notify_event();
1487
}
1488

    
1489
void qemu_system_powerdown_request(void)
1490
{
1491
    powerdown_requested = 1;
1492
    qemu_notify_event();
1493
}
1494

    
1495
void qemu_system_debug_request(void)
1496
{
1497
    debug_requested = 1;
1498
    qemu_notify_event();
1499
}
1500

    
1501
void qemu_system_vmstop_request(RunState state)
1502
{
1503
    vmstop_requested = state;
1504
    qemu_notify_event();
1505
}
1506

    
1507
qemu_irq qemu_system_powerdown;
1508

    
1509
static bool main_loop_should_exit(void)
1510
{
1511
    RunState r;
1512
    if (qemu_debug_requested()) {
1513
        vm_stop(RUN_STATE_DEBUG);
1514
    }
1515
    if (qemu_suspend_requested()) {
1516
        qemu_system_suspend();
1517
    }
1518
    if (qemu_shutdown_requested()) {
1519
        qemu_kill_report();
1520
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1521
        if (no_shutdown) {
1522
            vm_stop(RUN_STATE_SHUTDOWN);
1523
        } else {
1524
            return true;
1525
        }
1526
    }
1527
    if (qemu_reset_requested()) {
1528
        pause_all_vcpus();
1529
        cpu_synchronize_all_states();
1530
        qemu_system_reset(VMRESET_REPORT);
1531
        resume_all_vcpus();
1532
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1533
            runstate_check(RUN_STATE_SHUTDOWN)) {
1534
            runstate_set(RUN_STATE_PAUSED);
1535
        }
1536
    }
1537
    if (qemu_powerdown_requested()) {
1538
        monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1539
        qemu_irq_raise(qemu_system_powerdown);
1540
    }
1541
    if (qemu_vmstop_requested(&r)) {
1542
        vm_stop(r);
1543
    }
1544
    return false;
1545
}
1546

    
1547
static void main_loop(void)
1548
{
1549
    bool nonblocking;
1550
    int last_io = 0;
1551
#ifdef CONFIG_PROFILER
1552
    int64_t ti;
1553
#endif
1554
    do {
1555
        nonblocking = !kvm_enabled() && last_io > 0;
1556
#ifdef CONFIG_PROFILER
1557
        ti = profile_getclock();
1558
#endif
1559
        last_io = main_loop_wait(nonblocking);
1560
#ifdef CONFIG_PROFILER
1561
        dev_time += profile_getclock() - ti;
1562
#endif
1563
    } while (!main_loop_should_exit());
1564
}
1565

    
1566
static void version(void)
1567
{
1568
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1569
}
1570

    
1571
static void help(int exitcode)
1572
{
1573
    version();
1574
    printf("usage: %s [options] [disk_image]\n\n"
1575
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1576
            error_get_progname());
1577

    
1578
#define QEMU_OPTIONS_GENERATE_HELP
1579
#include "qemu-options-wrapper.h"
1580

    
1581
    printf("\nDuring emulation, the following keys are useful:\n"
1582
           "ctrl-alt-f      toggle full screen\n"
1583
           "ctrl-alt-n      switch to virtual console 'n'\n"
1584
           "ctrl-alt        toggle mouse and keyboard grab\n"
1585
           "\n"
1586
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1587

    
1588
    exit(exitcode);
1589
}
1590

    
1591
#define HAS_ARG 0x0001
1592

    
1593
typedef struct QEMUOption {
1594
    const char *name;
1595
    int flags;
1596
    int index;
1597
    uint32_t arch_mask;
1598
} QEMUOption;
1599

    
1600
static const QEMUOption qemu_options[] = {
1601
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1602
#define QEMU_OPTIONS_GENERATE_OPTIONS
1603
#include "qemu-options-wrapper.h"
1604
    { NULL },
1605
};
1606

    
1607
static bool vga_available(void)
1608
{
1609
    return qdev_exists("VGA") || qdev_exists("isa-vga");
1610
}
1611

    
1612
static bool cirrus_vga_available(void)
1613
{
1614
    return qdev_exists("cirrus-vga") || qdev_exists("isa-cirrus-vga");
1615
}
1616

    
1617
static bool vmware_vga_available(void)
1618
{
1619
    return qdev_exists("vmware-svga");
1620
}
1621

    
1622
static void select_vgahw (const char *p)
1623
{
1624
    const char *opts;
1625

    
1626
    vga_interface_type = VGA_NONE;
1627
    if (strstart(p, "std", &opts)) {
1628
        if (vga_available()) {
1629
            vga_interface_type = VGA_STD;
1630
        } else {
1631
            fprintf(stderr, "Error: standard VGA not available\n");
1632
            exit(0);
1633
        }
1634
    } else if (strstart(p, "cirrus", &opts)) {
1635
        if (cirrus_vga_available()) {
1636
            vga_interface_type = VGA_CIRRUS;
1637
        } else {
1638
            fprintf(stderr, "Error: Cirrus VGA not available\n");
1639
            exit(0);
1640
        }
1641
    } else if (strstart(p, "vmware", &opts)) {
1642
        if (vmware_vga_available()) {
1643
            vga_interface_type = VGA_VMWARE;
1644
        } else {
1645
            fprintf(stderr, "Error: VMWare SVGA not available\n");
1646
            exit(0);
1647
        }
1648
    } else if (strstart(p, "xenfb", &opts)) {
1649
        vga_interface_type = VGA_XENFB;
1650
    } else if (strstart(p, "qxl", &opts)) {
1651
        vga_interface_type = VGA_QXL;
1652
    } else if (!strstart(p, "none", &opts)) {
1653
    invalid_vga:
1654
        fprintf(stderr, "Unknown vga type: %s\n", p);
1655
        exit(1);
1656
    }
1657
    while (*opts) {
1658
        const char *nextopt;
1659

    
1660
        if (strstart(opts, ",retrace=", &nextopt)) {
1661
            opts = nextopt;
1662
            if (strstart(opts, "dumb", &nextopt))
1663
                vga_retrace_method = VGA_RETRACE_DUMB;
1664
            else if (strstart(opts, "precise", &nextopt))
1665
                vga_retrace_method = VGA_RETRACE_PRECISE;
1666
            else goto invalid_vga;
1667
        } else goto invalid_vga;
1668
        opts = nextopt;
1669
    }
1670
}
1671

    
1672
static DisplayType select_display(const char *p)
1673
{
1674
    const char *opts;
1675
    DisplayType display = DT_DEFAULT;
1676

    
1677
    if (strstart(p, "sdl", &opts)) {
1678
#ifdef CONFIG_SDL
1679
        display = DT_SDL;
1680
        while (*opts) {
1681
            const char *nextopt;
1682

    
1683
            if (strstart(opts, ",frame=", &nextopt)) {
1684
                opts = nextopt;
1685
                if (strstart(opts, "on", &nextopt)) {
1686
                    no_frame = 0;
1687
                } else if (strstart(opts, "off", &nextopt)) {
1688
                    no_frame = 1;
1689
                } else {
1690
                    goto invalid_sdl_args;
1691
                }
1692
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1693
                opts = nextopt;
1694
                if (strstart(opts, "on", &nextopt)) {
1695
                    alt_grab = 1;
1696
                } else if (strstart(opts, "off", &nextopt)) {
1697
                    alt_grab = 0;
1698
                } else {
1699
                    goto invalid_sdl_args;
1700
                }
1701
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1702
                opts = nextopt;
1703
                if (strstart(opts, "on", &nextopt)) {
1704
                    ctrl_grab = 1;
1705
                } else if (strstart(opts, "off", &nextopt)) {
1706
                    ctrl_grab = 0;
1707
                } else {
1708
                    goto invalid_sdl_args;
1709
                }
1710
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1711
                opts = nextopt;
1712
                if (strstart(opts, "on", &nextopt)) {
1713
                    no_quit = 0;
1714
                } else if (strstart(opts, "off", &nextopt)) {
1715
                    no_quit = 1;
1716
                } else {
1717
                    goto invalid_sdl_args;
1718
                }
1719
            } else {
1720
            invalid_sdl_args:
1721
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1722
                exit(1);
1723
            }
1724
            opts = nextopt;
1725
        }
1726
#else
1727
        fprintf(stderr, "SDL support is disabled\n");
1728
        exit(1);
1729
#endif
1730
    } else if (strstart(p, "vnc", &opts)) {
1731
#ifdef CONFIG_VNC
1732
        display_remote++;
1733

    
1734
        if (*opts) {
1735
            const char *nextopt;
1736

    
1737
            if (strstart(opts, "=", &nextopt)) {
1738
                vnc_display = nextopt;
1739
            }
1740
        }
1741
        if (!vnc_display) {
1742
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1743
            exit(1);
1744
        }
1745
#else
1746
        fprintf(stderr, "VNC support is disabled\n");
1747
        exit(1);
1748
#endif
1749
    } else if (strstart(p, "curses", &opts)) {
1750
#ifdef CONFIG_CURSES
1751
        display = DT_CURSES;
1752
#else
1753
        fprintf(stderr, "Curses support is disabled\n");
1754
        exit(1);
1755
#endif
1756
    } else if (strstart(p, "none", &opts)) {
1757
        display = DT_NONE;
1758
    } else {
1759
        fprintf(stderr, "Unknown display type: %s\n", p);
1760
        exit(1);
1761
    }
1762

    
1763
    return display;
1764
}
1765

    
1766
static int balloon_parse(const char *arg)
1767
{
1768
    QemuOpts *opts;
1769

    
1770
    if (strcmp(arg, "none") == 0) {
1771
        return 0;
1772
    }
1773

    
1774
    if (!strncmp(arg, "virtio", 6)) {
1775
        if (arg[6] == ',') {
1776
            /* have params -> parse them */
1777
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1778
            if (!opts)
1779
                return  -1;
1780
        } else {
1781
            /* create empty opts */
1782
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1783
        }
1784
        qemu_opt_set(opts, "driver", "virtio-balloon");
1785
        return 0;
1786
    }
1787

    
1788
    return -1;
1789
}
1790

    
1791
char *qemu_find_file(int type, const char *name)
1792
{
1793
    int len;
1794
    const char *subdir;
1795
    char *buf;
1796

    
1797
    /* If name contains path separators then try it as a straight path.  */
1798
    if ((strchr(name, '/') || strchr(name, '\\'))
1799
        && access(name, R_OK) == 0) {
1800
        return g_strdup(name);
1801
    }
1802
    switch (type) {
1803
    case QEMU_FILE_TYPE_BIOS:
1804
        subdir = "";
1805
        break;
1806
    case QEMU_FILE_TYPE_KEYMAP:
1807
        subdir = "keymaps/";
1808
        break;
1809
    default:
1810
        abort();
1811
    }
1812
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1813
    buf = g_malloc0(len);
1814
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1815
    if (access(buf, R_OK)) {
1816
        g_free(buf);
1817
        return NULL;
1818
    }
1819
    return buf;
1820
}
1821

    
1822
static int device_help_func(QemuOpts *opts, void *opaque)
1823
{
1824
    return qdev_device_help(opts);
1825
}
1826

    
1827
static int device_init_func(QemuOpts *opts, void *opaque)
1828
{
1829
    DeviceState *dev;
1830

    
1831
    dev = qdev_device_add(opts);
1832
    if (!dev)
1833
        return -1;
1834
    return 0;
1835
}
1836

    
1837
static int chardev_init_func(QemuOpts *opts, void *opaque)
1838
{
1839
    CharDriverState *chr;
1840

    
1841
    chr = qemu_chr_new_from_opts(opts, NULL);
1842
    if (!chr)
1843
        return -1;
1844
    return 0;
1845
}
1846

    
1847
#ifdef CONFIG_VIRTFS
1848
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1849
{
1850
    int ret;
1851
    ret = qemu_fsdev_add(opts);
1852

    
1853
    return ret;
1854
}
1855
#endif
1856

    
1857
static int mon_init_func(QemuOpts *opts, void *opaque)
1858
{
1859
    CharDriverState *chr;
1860
    const char *chardev;
1861
    const char *mode;
1862
    int flags;
1863

    
1864
    mode = qemu_opt_get(opts, "mode");
1865
    if (mode == NULL) {
1866
        mode = "readline";
1867
    }
1868
    if (strcmp(mode, "readline") == 0) {
1869
        flags = MONITOR_USE_READLINE;
1870
    } else if (strcmp(mode, "control") == 0) {
1871
        flags = MONITOR_USE_CONTROL;
1872
    } else {
1873
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1874
        exit(1);
1875
    }
1876

    
1877
    if (qemu_opt_get_bool(opts, "pretty", 0))
1878
        flags |= MONITOR_USE_PRETTY;
1879

    
1880
    if (qemu_opt_get_bool(opts, "default", 0))
1881
        flags |= MONITOR_IS_DEFAULT;
1882

    
1883
    chardev = qemu_opt_get(opts, "chardev");
1884
    chr = qemu_chr_find(chardev);
1885
    if (chr == NULL) {
1886
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1887
        exit(1);
1888
    }
1889

    
1890
    monitor_init(chr, flags);
1891
    return 0;
1892
}
1893

    
1894
static void monitor_parse(const char *optarg, const char *mode)
1895
{
1896
    static int monitor_device_index = 0;
1897
    QemuOpts *opts;
1898
    const char *p;
1899
    char label[32];
1900
    int def = 0;
1901

    
1902
    if (strstart(optarg, "chardev:", &p)) {
1903
        snprintf(label, sizeof(label), "%s", p);
1904
    } else {
1905
        snprintf(label, sizeof(label), "compat_monitor%d",
1906
                 monitor_device_index);
1907
        if (monitor_device_index == 0) {
1908
            def = 1;
1909
        }
1910
        opts = qemu_chr_parse_compat(label, optarg);
1911
        if (!opts) {
1912
            fprintf(stderr, "parse error: %s\n", optarg);
1913
            exit(1);
1914
        }
1915
    }
1916

    
1917
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1918
    if (!opts) {
1919
        fprintf(stderr, "duplicate chardev: %s\n", label);
1920
        exit(1);
1921
    }
1922
    qemu_opt_set(opts, "mode", mode);
1923
    qemu_opt_set(opts, "chardev", label);
1924
    if (def)
1925
        qemu_opt_set(opts, "default", "on");
1926
    monitor_device_index++;
1927
}
1928

    
1929
struct device_config {
1930
    enum {
1931
        DEV_USB,       /* -usbdevice     */
1932
        DEV_BT,        /* -bt            */
1933
        DEV_SERIAL,    /* -serial        */
1934
        DEV_PARALLEL,  /* -parallel      */
1935
        DEV_VIRTCON,   /* -virtioconsole */
1936
        DEV_DEBUGCON,  /* -debugcon */
1937
        DEV_GDB,       /* -gdb, -s */
1938
    } type;
1939
    const char *cmdline;
1940
    Location loc;
1941
    QTAILQ_ENTRY(device_config) next;
1942
};
1943
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1944

    
1945
static void add_device_config(int type, const char *cmdline)
1946
{
1947
    struct device_config *conf;
1948

    
1949
    conf = g_malloc0(sizeof(*conf));
1950
    conf->type = type;
1951
    conf->cmdline = cmdline;
1952
    loc_save(&conf->loc);
1953
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1954
}
1955

    
1956
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1957
{
1958
    struct device_config *conf;
1959
    int rc;
1960

    
1961
    QTAILQ_FOREACH(conf, &device_configs, next) {
1962
        if (conf->type != type)
1963
            continue;
1964
        loc_push_restore(&conf->loc);
1965
        rc = func(conf->cmdline);
1966
        loc_pop(&conf->loc);
1967
        if (0 != rc)
1968
            return rc;
1969
    }
1970
    return 0;
1971
}
1972

    
1973
static int serial_parse(const char *devname)
1974
{
1975
    static int index = 0;
1976
    char label[32];
1977

    
1978
    if (strcmp(devname, "none") == 0)
1979
        return 0;
1980
    if (index == MAX_SERIAL_PORTS) {
1981
        fprintf(stderr, "qemu: too many serial ports\n");
1982
        exit(1);
1983
    }
1984
    snprintf(label, sizeof(label), "serial%d", index);
1985
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
1986
    if (!serial_hds[index]) {
1987
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1988
                devname, strerror(errno));
1989
        return -1;
1990
    }
1991
    index++;
1992
    return 0;
1993
}
1994

    
1995
static int parallel_parse(const char *devname)
1996
{
1997
    static int index = 0;
1998
    char label[32];
1999

    
2000
    if (strcmp(devname, "none") == 0)
2001
        return 0;
2002
    if (index == MAX_PARALLEL_PORTS) {
2003
        fprintf(stderr, "qemu: too many parallel ports\n");
2004
        exit(1);
2005
    }
2006
    snprintf(label, sizeof(label), "parallel%d", index);
2007
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2008
    if (!parallel_hds[index]) {
2009
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
2010
                devname, strerror(errno));
2011
        return -1;
2012
    }
2013
    index++;
2014
    return 0;
2015
}
2016

    
2017
static int virtcon_parse(const char *devname)
2018
{
2019
    QemuOptsList *device = qemu_find_opts("device");
2020
    static int index = 0;
2021
    char label[32];
2022
    QemuOpts *bus_opts, *dev_opts;
2023

    
2024
    if (strcmp(devname, "none") == 0)
2025
        return 0;
2026
    if (index == MAX_VIRTIO_CONSOLES) {
2027
        fprintf(stderr, "qemu: too many virtio consoles\n");
2028
        exit(1);
2029
    }
2030

    
2031
    bus_opts = qemu_opts_create(device, NULL, 0);
2032
    if (arch_type == QEMU_ARCH_S390X) {
2033
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2034
    } else {
2035
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2036
    } 
2037

    
2038
    dev_opts = qemu_opts_create(device, NULL, 0);
2039
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2040

    
2041
    snprintf(label, sizeof(label), "virtcon%d", index);
2042
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2043
    if (!virtcon_hds[index]) {
2044
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
2045
                devname, strerror(errno));
2046
        return -1;
2047
    }
2048
    qemu_opt_set(dev_opts, "chardev", label);
2049

    
2050
    index++;
2051
    return 0;
2052
}
2053

    
2054
static int debugcon_parse(const char *devname)
2055
{   
2056
    QemuOpts *opts;
2057

    
2058
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2059
        exit(1);
2060
    }
2061
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
2062
    if (!opts) {
2063
        fprintf(stderr, "qemu: already have a debugcon device\n");
2064
        exit(1);
2065
    }
2066
    qemu_opt_set(opts, "driver", "isa-debugcon");
2067
    qemu_opt_set(opts, "chardev", "debugcon");
2068
    return 0;
2069
}
2070

    
2071
static QEMUMachine *machine_parse(const char *name)
2072
{
2073
    QEMUMachine *m, *machine = NULL;
2074

    
2075
    if (name) {
2076
        machine = find_machine(name);
2077
    }
2078
    if (machine) {
2079
        return machine;
2080
    }
2081
    printf("Supported machines are:\n");
2082
    for (m = first_machine; m != NULL; m = m->next) {
2083
        if (m->alias) {
2084
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2085
        }
2086
        printf("%-20s %s%s\n", m->name, m->desc,
2087
               m->is_default ? " (default)" : "");
2088
    }
2089
    exit(!name || *name != '?');
2090
}
2091

    
2092
static int tcg_init(void)
2093
{
2094
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2095
    return 0;
2096
}
2097

    
2098
static struct {
2099
    const char *opt_name;
2100
    const char *name;
2101
    int (*available)(void);
2102
    int (*init)(void);
2103
    int *allowed;
2104
} accel_list[] = {
2105
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2106
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2107
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2108
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2109
};
2110

    
2111
static int configure_accelerator(void)
2112
{
2113
    const char *p = NULL;
2114
    char buf[10];
2115
    int i, ret;
2116
    bool accel_initialised = 0;
2117
    bool init_failed = 0;
2118

    
2119
    QemuOptsList *list = qemu_find_opts("machine");
2120
    if (!QTAILQ_EMPTY(&list->head)) {
2121
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2122
    }
2123

    
2124
    if (p == NULL) {
2125
        /* Use the default "accelerator", tcg */
2126
        p = "tcg";
2127
    }
2128

    
2129
    while (!accel_initialised && *p != '\0') {
2130
        if (*p == ':') {
2131
            p++;
2132
        }
2133
        p = get_opt_name(buf, sizeof (buf), p, ':');
2134
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2135
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2136
                *(accel_list[i].allowed) = 1;
2137
                ret = accel_list[i].init();
2138
                if (ret < 0) {
2139
                    init_failed = 1;
2140
                    if (!accel_list[i].available()) {
2141
                        printf("%s not supported for this target\n",
2142
                               accel_list[i].name);
2143
                    } else {
2144
                        fprintf(stderr, "failed to initialize %s: %s\n",
2145
                                accel_list[i].name,
2146
                                strerror(-ret));
2147
                    }
2148
                    *(accel_list[i].allowed) = 0;
2149
                } else {
2150
                    accel_initialised = 1;
2151
                }
2152
                break;
2153
            }
2154
        }
2155
        if (i == ARRAY_SIZE(accel_list)) {
2156
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2157
        }
2158
    }
2159

    
2160
    if (!accel_initialised) {
2161
        fprintf(stderr, "No accelerator found!\n");
2162
        exit(1);
2163
    }
2164

    
2165
    if (init_failed) {
2166
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2167
    }
2168

    
2169
    return !accel_initialised;
2170
}
2171

    
2172
void qemu_add_exit_notifier(Notifier *notify)
2173
{
2174
    notifier_list_add(&exit_notifiers, notify);
2175
}
2176

    
2177
void qemu_remove_exit_notifier(Notifier *notify)
2178
{
2179
    notifier_remove(notify);
2180
}
2181

    
2182
static void qemu_run_exit_notifiers(void)
2183
{
2184
    notifier_list_notify(&exit_notifiers, NULL);
2185
}
2186

    
2187
void qemu_add_machine_init_done_notifier(Notifier *notify)
2188
{
2189
    notifier_list_add(&machine_init_done_notifiers, notify);
2190
}
2191

    
2192
static void qemu_run_machine_init_done_notifiers(void)
2193
{
2194
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2195
}
2196

    
2197
static const QEMUOption *lookup_opt(int argc, char **argv,
2198
                                    const char **poptarg, int *poptind)
2199
{
2200
    const QEMUOption *popt;
2201
    int optind = *poptind;
2202
    char *r = argv[optind];
2203
    const char *optarg;
2204

    
2205
    loc_set_cmdline(argv, optind, 1);
2206
    optind++;
2207
    /* Treat --foo the same as -foo.  */
2208
    if (r[1] == '-')
2209
        r++;
2210
    popt = qemu_options;
2211
    for(;;) {
2212
        if (!popt->name) {
2213
            error_report("invalid option");
2214
            exit(1);
2215
        }
2216
        if (!strcmp(popt->name, r + 1))
2217
            break;
2218
        popt++;
2219
    }
2220
    if (popt->flags & HAS_ARG) {
2221
        if (optind >= argc) {
2222
            error_report("requires an argument");
2223
            exit(1);
2224
        }
2225
        optarg = argv[optind++];
2226
        loc_set_cmdline(argv, optind - 2, 2);
2227
    } else {
2228
        optarg = NULL;
2229
    }
2230

    
2231
    *poptarg = optarg;
2232
    *poptind = optind;
2233

    
2234
    return popt;
2235
}
2236

    
2237
static gpointer malloc_and_trace(gsize n_bytes)
2238
{
2239
    void *ptr = malloc(n_bytes);
2240
    trace_g_malloc(n_bytes, ptr);
2241
    return ptr;
2242
}
2243

    
2244
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2245
{
2246
    void *ptr = realloc(mem, n_bytes);
2247
    trace_g_realloc(mem, n_bytes, ptr);
2248
    return ptr;
2249
}
2250

    
2251
static void free_and_trace(gpointer mem)
2252
{
2253
    trace_g_free(mem);
2254
    free(mem);
2255
}
2256

    
2257
int qemu_init_main_loop(void)
2258
{
2259
    return main_loop_init();
2260
}
2261

    
2262
int main(int argc, char **argv, char **envp)
2263
{
2264
    int i;
2265
    int snapshot, linux_boot;
2266
    const char *icount_option = NULL;
2267
    const char *initrd_filename;
2268
    const char *kernel_filename, *kernel_cmdline;
2269
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2270
    DisplayState *ds;
2271
    DisplayChangeListener *dcl;
2272
    int cyls, heads, secs, translation;
2273
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2274
    QemuOptsList *olist;
2275
    int optind;
2276
    const char *optarg;
2277
    const char *loadvm = NULL;
2278
    QEMUMachine *machine;
2279
    const char *cpu_model;
2280
    const char *vga_model = NULL;
2281
    const char *pid_file = NULL;
2282
    const char *incoming = NULL;
2283
#ifdef CONFIG_VNC
2284
    int show_vnc_port = 0;
2285
#endif
2286
    bool defconfig = true;
2287
    bool userconfig = true;
2288
    const char *log_mask = NULL;
2289
    const char *log_file = NULL;
2290
    GMemVTable mem_trace = {
2291
        .malloc = malloc_and_trace,
2292
        .realloc = realloc_and_trace,
2293
        .free = free_and_trace,
2294
    };
2295
    const char *trace_events = NULL;
2296
    const char *trace_file = NULL;
2297

    
2298
    atexit(qemu_run_exit_notifiers);
2299
    error_set_progname(argv[0]);
2300

    
2301
    g_mem_set_vtable(&mem_trace);
2302
    if (!g_thread_supported()) {
2303
#if !GLIB_CHECK_VERSION(2, 31, 0)
2304
        g_thread_init(NULL);
2305
#else
2306
        fprintf(stderr, "glib threading failed to initialize.\n");
2307
        exit(1);
2308
#endif
2309
    }
2310

    
2311
    module_call_init(MODULE_INIT_QOM);
2312

    
2313
    runstate_init();
2314

    
2315
    init_clocks();
2316
    rtc_clock = host_clock;
2317

    
2318
    qemu_cache_utils_init(envp);
2319

    
2320
    QLIST_INIT (&vm_change_state_head);
2321
    os_setup_early_signal_handling();
2322

    
2323
    module_call_init(MODULE_INIT_MACHINE);
2324
    machine = find_default_machine();
2325
    cpu_model = NULL;
2326
    ram_size = 0;
2327
    snapshot = 0;
2328
    cyls = heads = secs = 0;
2329
    translation = BIOS_ATA_TRANSLATION_AUTO;
2330

    
2331
    for (i = 0; i < MAX_NODES; i++) {
2332
        node_mem[i] = 0;
2333
        node_cpumask[i] = 0;
2334
    }
2335

    
2336
    nb_numa_nodes = 0;
2337
    nb_nics = 0;
2338

    
2339
    autostart= 1;
2340

    
2341
    /* first pass of option parsing */
2342
    optind = 1;
2343
    while (optind < argc) {
2344
        if (argv[optind][0] != '-') {
2345
            /* disk image */
2346
            optind++;
2347
            continue;
2348
        } else {
2349
            const QEMUOption *popt;
2350

    
2351
            popt = lookup_opt(argc, argv, &optarg, &optind);
2352
            switch (popt->index) {
2353
            case QEMU_OPTION_nodefconfig:
2354
                defconfig = false;
2355
                break;
2356
            case QEMU_OPTION_nouserconfig:
2357
                userconfig = false;
2358
                break;
2359
            }
2360
        }
2361
    }
2362

    
2363
    if (defconfig) {
2364
        int ret;
2365
        ret = qemu_read_default_config_files(userconfig);
2366
        if (ret < 0) {
2367
            exit(1);
2368
        }
2369
    }
2370

    
2371
    /* second pass of option parsing */
2372
    optind = 1;
2373
    for(;;) {
2374
        if (optind >= argc)
2375
            break;
2376
        if (argv[optind][0] != '-') {
2377
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2378
        } else {
2379
            const QEMUOption *popt;
2380

    
2381
            popt = lookup_opt(argc, argv, &optarg, &optind);
2382
            if (!(popt->arch_mask & arch_type)) {
2383
                printf("Option %s not supported for this target\n", popt->name);
2384
                exit(1);
2385
            }
2386
            switch(popt->index) {
2387
            case QEMU_OPTION_M:
2388
                machine = machine_parse(optarg);
2389
                break;
2390
            case QEMU_OPTION_cpu:
2391
                /* hw initialization will check this */
2392
                cpu_model = optarg;
2393
                break;
2394
            case QEMU_OPTION_hda:
2395
                {
2396
                    char buf[256];
2397
                    if (cyls == 0)
2398
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2399
                    else
2400
                        snprintf(buf, sizeof(buf),
2401
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2402
                                 HD_OPTS , cyls, heads, secs,
2403
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2404
                                 ",trans=lba" :
2405
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2406
                                 ",trans=none" : "");
2407
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2408
                    break;
2409
                }
2410
            case QEMU_OPTION_hdb:
2411
            case QEMU_OPTION_hdc:
2412
            case QEMU_OPTION_hdd:
2413
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2414
                          HD_OPTS);
2415
                break;
2416
            case QEMU_OPTION_drive:
2417
                if (drive_def(optarg) == NULL) {
2418
                    exit(1);
2419
                }
2420
                break;
2421
            case QEMU_OPTION_set:
2422
                if (qemu_set_option(optarg) != 0)
2423
                    exit(1);
2424
                break;
2425
            case QEMU_OPTION_global:
2426
                if (qemu_global_option(optarg) != 0)
2427
                    exit(1);
2428
                break;
2429
            case QEMU_OPTION_mtdblock:
2430
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2431
                break;
2432
            case QEMU_OPTION_sd:
2433
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2434
                break;
2435
            case QEMU_OPTION_pflash:
2436
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2437
                break;
2438
            case QEMU_OPTION_snapshot:
2439
                snapshot = 1;
2440
                break;
2441
            case QEMU_OPTION_hdachs:
2442
                {
2443
                    const char *p;
2444
                    p = optarg;
2445
                    cyls = strtol(p, (char **)&p, 0);
2446
                    if (cyls < 1 || cyls > 16383)
2447
                        goto chs_fail;
2448
                    if (*p != ',')
2449
                        goto chs_fail;
2450
                    p++;
2451
                    heads = strtol(p, (char **)&p, 0);
2452
                    if (heads < 1 || heads > 16)
2453
                        goto chs_fail;
2454
                    if (*p != ',')
2455
                        goto chs_fail;
2456
                    p++;
2457
                    secs = strtol(p, (char **)&p, 0);
2458
                    if (secs < 1 || secs > 63)
2459
                        goto chs_fail;
2460
                    if (*p == ',') {
2461
                        p++;
2462
                        if (!strcmp(p, "none"))
2463
                            translation = BIOS_ATA_TRANSLATION_NONE;
2464
                        else if (!strcmp(p, "lba"))
2465
                            translation = BIOS_ATA_TRANSLATION_LBA;
2466
                        else if (!strcmp(p, "auto"))
2467
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2468
                        else
2469
                            goto chs_fail;
2470
                    } else if (*p != '\0') {
2471
                    chs_fail:
2472
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2473
                        exit(1);
2474
                    }
2475
                    if (hda_opts != NULL) {
2476
                        char num[16];
2477
                        snprintf(num, sizeof(num), "%d", cyls);
2478
                        qemu_opt_set(hda_opts, "cyls", num);
2479
                        snprintf(num, sizeof(num), "%d", heads);
2480
                        qemu_opt_set(hda_opts, "heads", num);
2481
                        snprintf(num, sizeof(num), "%d", secs);
2482
                        qemu_opt_set(hda_opts, "secs", num);
2483
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2484
                            qemu_opt_set(hda_opts, "trans", "lba");
2485
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2486
                            qemu_opt_set(hda_opts, "trans", "none");
2487
                    }
2488
                }
2489
                break;
2490
            case QEMU_OPTION_numa:
2491
                if (nb_numa_nodes >= MAX_NODES) {
2492
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2493
                    exit(1);
2494
                }
2495
                numa_add(optarg);
2496
                break;
2497
            case QEMU_OPTION_display:
2498
                display_type = select_display(optarg);
2499
                break;
2500
            case QEMU_OPTION_nographic:
2501
                display_type = DT_NOGRAPHIC;
2502
                break;
2503
            case QEMU_OPTION_curses:
2504
#ifdef CONFIG_CURSES
2505
                display_type = DT_CURSES;
2506
#else
2507
                fprintf(stderr, "Curses support is disabled\n");
2508
                exit(1);
2509
#endif
2510
                break;
2511
            case QEMU_OPTION_portrait:
2512
                graphic_rotate = 90;
2513
                break;
2514
            case QEMU_OPTION_rotate:
2515
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2516
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
2517
                    graphic_rotate != 180 && graphic_rotate != 270) {
2518
                    fprintf(stderr,
2519
                        "qemu: only 90, 180, 270 deg rotation is available\n");
2520
                    exit(1);
2521
                }
2522
                break;
2523
            case QEMU_OPTION_kernel:
2524
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2525
                break;
2526
            case QEMU_OPTION_initrd:
2527
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2528
                break;
2529
            case QEMU_OPTION_append:
2530
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2531
                break;
2532
            case QEMU_OPTION_dtb:
2533
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2534
                break;
2535
            case QEMU_OPTION_cdrom:
2536
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2537
                break;
2538
            case QEMU_OPTION_boot:
2539
                {
2540
                    static const char * const params[] = {
2541
                        "order", "once", "menu",
2542
                        "splash", "splash-time", NULL
2543
                    };
2544
                    char buf[sizeof(boot_devices)];
2545
                    char *standard_boot_devices;
2546
                    int legacy = 0;
2547

    
2548
                    if (!strchr(optarg, '=')) {
2549
                        legacy = 1;
2550
                        pstrcpy(buf, sizeof(buf), optarg);
2551
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2552
                        fprintf(stderr,
2553
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2554
                                buf, optarg);
2555
                        exit(1);
2556
                    }
2557

    
2558
                    if (legacy ||
2559
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2560
                        validate_bootdevices(buf);
2561
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2562
                    }
2563
                    if (!legacy) {
2564
                        if (get_param_value(buf, sizeof(buf),
2565
                                            "once", optarg)) {
2566
                            validate_bootdevices(buf);
2567
                            standard_boot_devices = g_strdup(boot_devices);
2568
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2569
                            qemu_register_reset(restore_boot_devices,
2570
                                                standard_boot_devices);
2571
                        }
2572
                        if (get_param_value(buf, sizeof(buf),
2573
                                            "menu", optarg)) {
2574
                            if (!strcmp(buf, "on")) {
2575
                                boot_menu = 1;
2576
                            } else if (!strcmp(buf, "off")) {
2577
                                boot_menu = 0;
2578
                            } else {
2579
                                fprintf(stderr,
2580
                                        "qemu: invalid option value '%s'\n",
2581
                                        buf);
2582
                                exit(1);
2583
                            }
2584
                        }
2585
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
2586
                                        optarg, 0);
2587
                    }
2588
                }
2589
                break;
2590
            case QEMU_OPTION_fda:
2591
            case QEMU_OPTION_fdb:
2592
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2593
                          optarg, FD_OPTS);
2594
                break;
2595
            case QEMU_OPTION_no_fd_bootchk:
2596
                fd_bootchk = 0;
2597
                break;
2598
            case QEMU_OPTION_netdev:
2599
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2600
                    exit(1);
2601
                }
2602
                break;
2603
            case QEMU_OPTION_net:
2604
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2605
                    exit(1);
2606
                }
2607
                break;
2608
#ifdef CONFIG_LIBISCSI
2609
            case QEMU_OPTION_iscsi:
2610
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2611
                if (!opts) {
2612
                    exit(1);
2613
                }
2614
                break;
2615
#endif
2616
#ifdef CONFIG_SLIRP
2617
            case QEMU_OPTION_tftp:
2618
                legacy_tftp_prefix = optarg;
2619
                break;
2620
            case QEMU_OPTION_bootp:
2621
                legacy_bootp_filename = optarg;
2622
                break;
2623
            case QEMU_OPTION_redir:
2624
                if (net_slirp_redir(optarg) < 0)
2625
                    exit(1);
2626
                break;
2627
#endif
2628
            case QEMU_OPTION_bt:
2629
                add_device_config(DEV_BT, optarg);
2630
                break;
2631
            case QEMU_OPTION_audio_help:
2632
                if (!(audio_available())) {
2633
                    printf("Option %s not supported for this target\n", popt->name);
2634
                    exit(1);
2635
                }
2636
                AUD_help ();
2637
                exit (0);
2638
                break;
2639
            case QEMU_OPTION_soundhw:
2640
                if (!(audio_available())) {
2641
                    printf("Option %s not supported for this target\n", popt->name);
2642
                    exit(1);
2643
                }
2644
                select_soundhw (optarg);
2645
                break;
2646
            case QEMU_OPTION_h:
2647
                help(0);
2648
                break;
2649
            case QEMU_OPTION_version:
2650
                version();
2651
                exit(0);
2652
                break;
2653
            case QEMU_OPTION_m: {
2654
                int64_t value;
2655
                char *end;
2656

    
2657
                value = strtosz(optarg, &end);
2658
                if (value < 0 || *end) {
2659
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2660
                    exit(1);
2661
                }
2662

    
2663
                if (value != (uint64_t)(ram_addr_t)value) {
2664
                    fprintf(stderr, "qemu: ram size too large\n");
2665
                    exit(1);
2666
                }
2667
                ram_size = value;
2668
                break;
2669
            }
2670
            case QEMU_OPTION_mempath:
2671
                mem_path = optarg;
2672
                break;
2673
#ifdef MAP_POPULATE
2674
            case QEMU_OPTION_mem_prealloc:
2675
                mem_prealloc = 1;
2676
                break;
2677
#endif
2678
            case QEMU_OPTION_d:
2679
                log_mask = optarg;
2680
                break;
2681
            case QEMU_OPTION_D:
2682
                log_file = optarg;
2683
                break;
2684
            case QEMU_OPTION_s:
2685
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
2686
                break;
2687
            case QEMU_OPTION_gdb:
2688
                add_device_config(DEV_GDB, optarg);
2689
                break;
2690
            case QEMU_OPTION_L:
2691
                data_dir = optarg;
2692
                break;
2693
            case QEMU_OPTION_bios:
2694
                bios_name = optarg;
2695
                break;
2696
            case QEMU_OPTION_singlestep:
2697
                singlestep = 1;
2698
                break;
2699
            case QEMU_OPTION_S:
2700
                autostart = 0;
2701
                break;
2702
            case QEMU_OPTION_k:
2703
                keyboard_layout = optarg;
2704
                break;
2705
            case QEMU_OPTION_localtime:
2706
                rtc_utc = 0;
2707
                break;
2708
            case QEMU_OPTION_vga:
2709
                vga_model = optarg;
2710
                break;
2711
            case QEMU_OPTION_g:
2712
                {
2713
                    const char *p;
2714
                    int w, h, depth;
2715
                    p = optarg;
2716
                    w = strtol(p, (char **)&p, 10);
2717
                    if (w <= 0) {
2718
                    graphic_error:
2719
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2720
                        exit(1);
2721
                    }
2722
                    if (*p != 'x')
2723
                        goto graphic_error;
2724
                    p++;
2725
                    h = strtol(p, (char **)&p, 10);
2726
                    if (h <= 0)
2727
                        goto graphic_error;
2728
                    if (*p == 'x') {
2729
                        p++;
2730
                        depth = strtol(p, (char **)&p, 10);
2731
                        if (depth != 8 && depth != 15 && depth != 16 &&
2732
                            depth != 24 && depth != 32)
2733
                            goto graphic_error;
2734
                    } else if (*p == '\0') {
2735
                        depth = graphic_depth;
2736
                    } else {
2737
                        goto graphic_error;
2738
                    }
2739

    
2740
                    graphic_width = w;
2741
                    graphic_height = h;
2742
                    graphic_depth = depth;
2743
                }
2744
                break;
2745
            case QEMU_OPTION_echr:
2746
                {
2747
                    char *r;
2748
                    term_escape_char = strtol(optarg, &r, 0);
2749
                    if (r == optarg)
2750
                        printf("Bad argument to echr\n");
2751
                    break;
2752
                }
2753
            case QEMU_OPTION_monitor:
2754
                monitor_parse(optarg, "readline");
2755
                default_monitor = 0;
2756
                break;
2757
            case QEMU_OPTION_qmp:
2758
                monitor_parse(optarg, "control");
2759
                default_monitor = 0;
2760
                break;
2761
            case QEMU_OPTION_mon:
2762
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2763
                if (!opts) {
2764
                    exit(1);
2765
                }
2766
                default_monitor = 0;
2767
                break;
2768
            case QEMU_OPTION_chardev:
2769
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2770
                if (!opts) {
2771
                    exit(1);
2772
                }
2773
                break;
2774
            case QEMU_OPTION_fsdev:
2775
                olist = qemu_find_opts("fsdev");
2776
                if (!olist) {
2777
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2778
                    exit(1);
2779
                }
2780
                opts = qemu_opts_parse(olist, optarg, 1);
2781
                if (!opts) {
2782
                    fprintf(stderr, "parse error: %s\n", optarg);
2783
                    exit(1);
2784
                }
2785
                break;
2786
            case QEMU_OPTION_virtfs: {
2787
                QemuOpts *fsdev;
2788
                QemuOpts *device;
2789
                const char *writeout, *sock_fd, *socket;
2790

    
2791
                olist = qemu_find_opts("virtfs");
2792
                if (!olist) {
2793
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2794
                    exit(1);
2795
                }
2796
                opts = qemu_opts_parse(olist, optarg, 1);
2797
                if (!opts) {
2798
                    fprintf(stderr, "parse error: %s\n", optarg);
2799
                    exit(1);
2800
                }
2801

    
2802
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
2803
                    qemu_opt_get(opts, "mount_tag") == NULL) {
2804
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
2805
                    exit(1);
2806
                }
2807
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
2808
                                         qemu_opt_get(opts, "mount_tag"), 1);
2809
                if (!fsdev) {
2810
                    fprintf(stderr, "duplicate fsdev id: %s\n",
2811
                            qemu_opt_get(opts, "mount_tag"));
2812
                    exit(1);
2813
                }
2814

    
2815
                writeout = qemu_opt_get(opts, "writeout");
2816
                if (writeout) {
2817
#ifdef CONFIG_SYNC_FILE_RANGE
2818
                    qemu_opt_set(fsdev, "writeout", writeout);
2819
#else
2820
                    fprintf(stderr, "writeout=immediate not supported on "
2821
                            "this platform\n");
2822
                    exit(1);
2823
#endif
2824
                }
2825
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
2826
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
2827
                qemu_opt_set(fsdev, "security_model",
2828
                             qemu_opt_get(opts, "security_model"));
2829
                socket = qemu_opt_get(opts, "socket");
2830
                if (socket) {
2831
                    qemu_opt_set(fsdev, "socket", socket);
2832
                }
2833
                sock_fd = qemu_opt_get(opts, "sock_fd");
2834
                if (sock_fd) {
2835
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
2836
                }
2837

    
2838
                qemu_opt_set_bool(fsdev, "readonly",
2839
                                qemu_opt_get_bool(opts, "readonly", 0));
2840
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2841
                qemu_opt_set(device, "driver", "virtio-9p-pci");
2842
                qemu_opt_set(device, "fsdev",
2843
                             qemu_opt_get(opts, "mount_tag"));
2844
                qemu_opt_set(device, "mount_tag",
2845
                             qemu_opt_get(opts, "mount_tag"));
2846
                break;
2847
            }
2848
            case QEMU_OPTION_virtfs_synth: {
2849
                QemuOpts *fsdev;
2850
                QemuOpts *device;
2851

    
2852
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth", 1);
2853
                if (!fsdev) {
2854
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
2855
                    exit(1);
2856
                }
2857
                qemu_opt_set(fsdev, "fsdriver", "synth");
2858

    
2859
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
2860
                qemu_opt_set(device, "driver", "virtio-9p-pci");
2861
                qemu_opt_set(device, "fsdev", "v_synth");
2862
                qemu_opt_set(device, "mount_tag", "v_synth");
2863
                break;
2864
            }
2865
            case QEMU_OPTION_serial:
2866
                add_device_config(DEV_SERIAL, optarg);
2867
                default_serial = 0;
2868
                if (strncmp(optarg, "mon:", 4) == 0) {
2869
                    default_monitor = 0;
2870
                }
2871
                break;
2872
            case QEMU_OPTION_watchdog:
2873
                if (watchdog) {
2874
                    fprintf(stderr,
2875
                            "qemu: only one watchdog option may be given\n");
2876
                    return 1;
2877
                }
2878
                watchdog = optarg;
2879
                break;
2880
            case QEMU_OPTION_watchdog_action:
2881
                if (select_watchdog_action(optarg) == -1) {
2882
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2883
                    exit(1);
2884
                }
2885
                break;
2886
            case QEMU_OPTION_virtiocon:
2887
                add_device_config(DEV_VIRTCON, optarg);
2888
                default_virtcon = 0;
2889
                if (strncmp(optarg, "mon:", 4) == 0) {
2890
                    default_monitor = 0;
2891
                }
2892
                break;
2893
            case QEMU_OPTION_parallel:
2894
                add_device_config(DEV_PARALLEL, optarg);
2895
                default_parallel = 0;
2896
                if (strncmp(optarg, "mon:", 4) == 0) {
2897
                    default_monitor = 0;
2898
                }
2899
                break;
2900
            case QEMU_OPTION_debugcon:
2901
                add_device_config(DEV_DEBUGCON, optarg);
2902
                break;
2903
            case QEMU_OPTION_loadvm:
2904
                loadvm = optarg;
2905
                break;
2906
            case QEMU_OPTION_full_screen:
2907
                full_screen = 1;
2908
                break;
2909
#ifdef CONFIG_SDL
2910
            case QEMU_OPTION_no_frame:
2911
                no_frame = 1;
2912
                break;
2913
            case QEMU_OPTION_alt_grab:
2914
                alt_grab = 1;
2915
                break;
2916
            case QEMU_OPTION_ctrl_grab:
2917
                ctrl_grab = 1;
2918
                break;
2919
            case QEMU_OPTION_no_quit:
2920
                no_quit = 1;
2921
                break;
2922
            case QEMU_OPTION_sdl:
2923
                display_type = DT_SDL;
2924
                break;
2925
#else
2926
            case QEMU_OPTION_no_frame:
2927
            case QEMU_OPTION_alt_grab:
2928
            case QEMU_OPTION_ctrl_grab:
2929
            case QEMU_OPTION_no_quit:
2930
            case QEMU_OPTION_sdl:
2931
                fprintf(stderr, "SDL support is disabled\n");
2932
                exit(1);
2933
#endif
2934
            case QEMU_OPTION_pidfile:
2935
                pid_file = optarg;
2936
                break;
2937
            case QEMU_OPTION_win2k_hack:
2938
                win2k_install_hack = 1;
2939
                break;
2940
            case QEMU_OPTION_rtc_td_hack: {
2941
                static GlobalProperty slew_lost_ticks[] = {
2942
                    {
2943
                        .driver   = "mc146818rtc",
2944
                        .property = "lost_tick_policy",
2945
                        .value    = "slew",
2946
                    },
2947
                    { /* end of list */ }
2948
                };
2949

    
2950
                qdev_prop_register_global_list(slew_lost_ticks);
2951
                break;
2952
            }
2953
            case QEMU_OPTION_acpitable:
2954
                do_acpitable_option(optarg);
2955
                break;
2956
            case QEMU_OPTION_smbios:
2957
                do_smbios_option(optarg);
2958
                break;
2959
            case QEMU_OPTION_enable_kvm:
2960
                olist = qemu_find_opts("machine");
2961
                qemu_opts_parse(olist, "accel=kvm", 0);
2962
                break;
2963
            case QEMU_OPTION_machine:
2964
                olist = qemu_find_opts("machine");
2965
                opts = qemu_opts_parse(olist, optarg, 1);
2966
                if (!opts) {
2967
                    fprintf(stderr, "parse error: %s\n", optarg);
2968
                    exit(1);
2969
                }
2970
                optarg = qemu_opt_get(opts, "type");
2971
                if (optarg) {
2972
                    machine = machine_parse(optarg);
2973
                }
2974
                break;
2975
            case QEMU_OPTION_usb:
2976
                usb_enabled = 1;
2977
                break;
2978
            case QEMU_OPTION_usbdevice:
2979
                usb_enabled = 1;
2980
                add_device_config(DEV_USB, optarg);
2981
                break;
2982
            case QEMU_OPTION_device:
2983
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2984
                    exit(1);
2985
                }
2986
                break;
2987
            case QEMU_OPTION_smp:
2988
                smp_parse(optarg);
2989
                if (smp_cpus < 1) {
2990
                    fprintf(stderr, "Invalid number of CPUs\n");
2991
                    exit(1);
2992
                }
2993
                if (max_cpus < smp_cpus) {
2994
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2995
                            "smp\n");
2996
                    exit(1);
2997
                }
2998
                if (max_cpus > 255) {
2999
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3000
                    exit(1);
3001
                }
3002
                break;
3003
            case QEMU_OPTION_vnc:
3004
#ifdef CONFIG_VNC
3005
                display_remote++;
3006
                vnc_display = optarg;
3007
#else
3008
                fprintf(stderr, "VNC support is disabled\n");
3009
                exit(1);
3010
#endif
3011
                break;
3012
            case QEMU_OPTION_no_acpi:
3013
                acpi_enabled = 0;
3014
                break;
3015
            case QEMU_OPTION_no_hpet:
3016
                no_hpet = 1;
3017
                break;
3018
            case QEMU_OPTION_balloon:
3019
                if (balloon_parse(optarg) < 0) {
3020
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3021
                    exit(1);
3022
                }
3023
                break;
3024
            case QEMU_OPTION_no_reboot:
3025
                no_reboot = 1;
3026
                break;
3027
            case QEMU_OPTION_no_shutdown:
3028
                no_shutdown = 1;
3029
                break;
3030
            case QEMU_OPTION_show_cursor:
3031
                cursor_hide = 0;
3032
                break;
3033
            case QEMU_OPTION_uuid:
3034
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3035
                    fprintf(stderr, "Fail to parse UUID string."
3036
                            " Wrong format.\n");
3037
                    exit(1);
3038
                }
3039
                break;
3040
            case QEMU_OPTION_option_rom:
3041
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3042
                    fprintf(stderr, "Too many option ROMs\n");
3043
                    exit(1);
3044
                }
3045
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3046
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3047
                option_rom[nb_option_roms].bootindex =
3048
                    qemu_opt_get_number(opts, "bootindex", -1);
3049
                if (!option_rom[nb_option_roms].name) {
3050
                    fprintf(stderr, "Option ROM file is not specified\n");
3051
                    exit(1);
3052
                }
3053
                nb_option_roms++;
3054
                break;
3055
            case QEMU_OPTION_semihosting:
3056
                semihosting_enabled = 1;
3057
                break;
3058
            case QEMU_OPTION_name:
3059
                qemu_name = g_strdup(optarg);
3060
                 {
3061
                     char *p = strchr(qemu_name, ',');
3062
                     if (p != NULL) {
3063
                        *p++ = 0;
3064
                        if (strncmp(p, "process=", 8)) {
3065
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3066
                            exit(1);
3067
                        }
3068
                        p += 8;
3069
                        os_set_proc_name(p);
3070
                     }        
3071
                 }        
3072
                break;
3073
            case QEMU_OPTION_prom_env:
3074
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3075
                    fprintf(stderr, "Too many prom variables\n");
3076
                    exit(1);
3077
                }
3078
                prom_envs[nb_prom_envs] = optarg;
3079
                nb_prom_envs++;
3080
                break;
3081
            case QEMU_OPTION_old_param:
3082
                old_param = 1;
3083
                break;
3084
            case QEMU_OPTION_clock:
3085
                configure_alarms(optarg);
3086
                break;
3087
            case QEMU_OPTION_startdate:
3088
                configure_rtc_date_offset(optarg, 1);
3089
                break;
3090
            case QEMU_OPTION_rtc:
3091
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3092
                if (!opts) {
3093
                    exit(1);
3094
                }
3095
                configure_rtc(opts);
3096
                break;
3097
            case QEMU_OPTION_tb_size:
3098
                tcg_tb_size = strtol(optarg, NULL, 0);
3099
                if (tcg_tb_size < 0) {
3100
                    tcg_tb_size = 0;
3101
                }
3102
                break;
3103
            case QEMU_OPTION_icount:
3104
                icount_option = optarg;
3105
                break;
3106
            case QEMU_OPTION_incoming:
3107
                incoming = optarg;
3108
                runstate_set(RUN_STATE_INMIGRATE);
3109
                break;
3110
            case QEMU_OPTION_nodefaults:
3111
                default_serial = 0;
3112
                default_parallel = 0;
3113
                default_virtcon = 0;
3114
                default_monitor = 0;
3115
                default_net = 0;
3116
                default_floppy = 0;
3117
                default_cdrom = 0;
3118
                default_sdcard = 0;
3119
                vga_model = "none";
3120
                break;
3121
            case QEMU_OPTION_xen_domid:
3122
                if (!(xen_available())) {
3123
                    printf("Option %s not supported for this target\n", popt->name);
3124
                    exit(1);
3125
                }
3126
                xen_domid = atoi(optarg);
3127
                break;
3128
            case QEMU_OPTION_xen_create:
3129
                if (!(xen_available())) {
3130
                    printf("Option %s not supported for this target\n", popt->name);
3131
                    exit(1);
3132
                }
3133
                xen_mode = XEN_CREATE;
3134
                break;
3135
            case QEMU_OPTION_xen_attach:
3136
                if (!(xen_available())) {
3137
                    printf("Option %s not supported for this target\n", popt->name);
3138
                    exit(1);
3139
                }
3140
                xen_mode = XEN_ATTACH;
3141
                break;
3142
            case QEMU_OPTION_trace:
3143
            {
3144
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3145
                if (!opts) {
3146
                    exit(1);
3147
                }
3148
                trace_events = qemu_opt_get(opts, "events");
3149
                trace_file = qemu_opt_get(opts, "file");
3150
                break;
3151
            }
3152
            case QEMU_OPTION_readconfig:
3153
                {
3154
                    int ret = qemu_read_config_file(optarg);
3155
                    if (ret < 0) {
3156
                        fprintf(stderr, "read config %s: %s\n", optarg,
3157
                            strerror(-ret));
3158
                        exit(1);
3159
                    }
3160
                    break;
3161
                }
3162
            case QEMU_OPTION_spice:
3163
                olist = qemu_find_opts("spice");
3164
                if (!olist) {
3165
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3166
                    exit(1);
3167
                }
3168
                opts = qemu_opts_parse(olist, optarg, 0);
3169
                if (!opts) {
3170
                    fprintf(stderr, "parse error: %s\n", optarg);
3171
                    exit(1);
3172
                }
3173
                break;
3174
            case QEMU_OPTION_writeconfig:
3175
                {
3176
                    FILE *fp;
3177
                    if (strcmp(optarg, "-") == 0) {
3178
                        fp = stdout;
3179
                    } else {
3180
                        fp = fopen(optarg, "w");
3181
                        if (fp == NULL) {
3182
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3183
                            exit(1);
3184
                        }
3185
                    }
3186
                    qemu_config_write(fp);
3187
                    fclose(fp);
3188
                    break;
3189
                }
3190
            case QEMU_OPTION_qtest:
3191
                qtest_chrdev = optarg;
3192
                break;
3193
            case QEMU_OPTION_qtest_log:
3194
                qtest_log = optarg;
3195
                break;
3196
            default:
3197
                os_parse_cmd_args(popt->index, optarg);
3198
            }
3199
        }
3200
    }
3201
    loc_set_none();
3202

    
3203
    /* Init CPU def lists, based on config
3204
     * - Must be called after all the qemu_read_config_file() calls
3205
     * - Must be called before list_cpus()
3206
     * - Must be called before machine->init()
3207
     */
3208
    cpudef_init();
3209

    
3210
    if (cpu_model && *cpu_model == '?') {
3211
        list_cpus(stdout, &fprintf, cpu_model);
3212
        exit(0);
3213
    }
3214

    
3215
    /* Open the logfile at this point, if necessary. We can't open the logfile
3216
     * when encountering either of the logging options (-d or -D) because the
3217
     * other one may be encountered later on the command line, changing the
3218
     * location or level of logging.
3219
     */
3220
    if (log_mask) {
3221
        if (log_file) {
3222
            set_cpu_log_filename(log_file);
3223
        }
3224
        set_cpu_log(log_mask);
3225
    }
3226

    
3227
    if (!trace_backend_init(trace_events, trace_file)) {
3228
        exit(1);
3229
    }
3230

    
3231
    /* If no data_dir is specified then try to find it relative to the
3232
       executable path.  */
3233
    if (!data_dir) {
3234
        data_dir = os_find_datadir(argv[0]);
3235
    }
3236
    /* If all else fails use the install path specified when building. */
3237
    if (!data_dir) {
3238
        data_dir = CONFIG_QEMU_DATADIR;
3239
    }
3240

    
3241
    if (machine == NULL) {
3242
        fprintf(stderr, "No machine found.\n");
3243
        exit(1);
3244
    }
3245

    
3246
    /*
3247
     * Default to max_cpus = smp_cpus, in case the user doesn't
3248
     * specify a max_cpus value.
3249
     */
3250
    if (!max_cpus)
3251
        max_cpus = smp_cpus;
3252

    
3253
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3254
    if (smp_cpus > machine->max_cpus) {
3255
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3256
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3257
                machine->max_cpus);
3258
        exit(1);
3259
    }
3260

    
3261
    /*
3262
     * Get the default machine options from the machine if it is not already
3263
     * specified either by the configuration file or by the command line.
3264
     */
3265
    if (machine->default_machine_opts) {
3266
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3267
                               machine->default_machine_opts, 0);
3268
    }
3269

    
3270
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3271
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3272

    
3273
    if (machine->no_serial) {
3274
        default_serial = 0;
3275
    }
3276
    if (machine->no_parallel) {
3277
        default_parallel = 0;
3278
    }
3279
    if (!machine->use_virtcon) {
3280
        default_virtcon = 0;
3281
    }
3282
    if (machine->no_floppy) {
3283
        default_floppy = 0;
3284
    }
3285
    if (machine->no_cdrom) {
3286
        default_cdrom = 0;
3287
    }
3288
    if (machine->no_sdcard) {
3289
        default_sdcard = 0;
3290
    }
3291

    
3292
    if (display_type == DT_NOGRAPHIC) {
3293
        if (default_parallel)
3294
            add_device_config(DEV_PARALLEL, "null");
3295
        if (default_serial && default_monitor) {
3296
            add_device_config(DEV_SERIAL, "mon:stdio");
3297
        } else if (default_virtcon && default_monitor) {
3298
            add_device_config(DEV_VIRTCON, "mon:stdio");
3299
        } else {
3300
            if (default_serial)
3301
                add_device_config(DEV_SERIAL, "stdio");
3302
            if (default_virtcon)
3303
                add_device_config(DEV_VIRTCON, "stdio");
3304
            if (default_monitor)
3305
                monitor_parse("stdio", "readline");
3306
        }
3307
    } else {
3308
        if (default_serial)
3309
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3310
        if (default_parallel)
3311
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3312
        if (default_monitor)
3313
            monitor_parse("vc:80Cx24C", "readline");
3314
        if (default_virtcon)
3315
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3316
    }
3317

    
3318
    socket_init();
3319

    
3320
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3321
        exit(1);
3322
#ifdef CONFIG_VIRTFS
3323
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3324
        exit(1);
3325
    }
3326
#endif
3327

    
3328
    os_daemonize();
3329

    
3330
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3331
        os_pidfile_error();
3332
        exit(1);
3333
    }
3334

    
3335
    /* init the memory */
3336
    if (ram_size == 0) {
3337
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3338
    }
3339

    
3340
    configure_accelerator();
3341

    
3342
    qemu_init_cpu_loop();
3343
    if (qemu_init_main_loop()) {
3344
        fprintf(stderr, "qemu_init_main_loop failed\n");
3345
        exit(1);
3346
    }
3347

    
3348
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3349
    if (machine_opts) {
3350
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
3351
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
3352
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
3353
    } else {
3354
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
3355
    }
3356

    
3357
    if (!kernel_cmdline) {
3358
        kernel_cmdline = "";
3359
    }
3360

    
3361
    linux_boot = (kernel_filename != NULL);
3362

    
3363
    if (!linux_boot && *kernel_cmdline != '\0') {
3364
        fprintf(stderr, "-append only allowed with -kernel option\n");
3365
        exit(1);
3366
    }
3367

    
3368
    if (!linux_boot && initrd_filename != NULL) {
3369
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3370
        exit(1);
3371
    }
3372

    
3373
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3374
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
3375
        exit(1);
3376
    }
3377

    
3378
    os_set_line_buffering();
3379

    
3380
    if (init_timer_alarm() < 0) {
3381
        fprintf(stderr, "could not initialize alarm timer\n");
3382
        exit(1);
3383
    }
3384

    
3385
#ifdef CONFIG_SPICE
3386
    /* spice needs the timers to be initialized by this point */
3387
    qemu_spice_init();
3388
#endif
3389

    
3390
    if (icount_option && (kvm_enabled() || xen_enabled())) {
3391
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3392
        exit(1);
3393
    }
3394
    configure_icount(icount_option);
3395

    
3396
    if (net_init_clients() < 0) {
3397
        exit(1);
3398
    }
3399

    
3400
    /* init the bluetooth world */
3401
    if (foreach_device_config(DEV_BT, bt_parse))
3402
        exit(1);
3403

    
3404
    if (!xen_enabled()) {
3405
        /* On 32-bit hosts, QEMU is limited by virtual address space */
3406
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3407
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3408
            exit(1);
3409
        }
3410
    }
3411

    
3412
    cpu_exec_init_all();
3413

    
3414
    bdrv_init_with_whitelist();
3415

    
3416
    blk_mig_init();
3417

    
3418
    /* open the virtual block devices */
3419
    if (snapshot)
3420
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3421
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3422
        exit(1);
3423

    
3424
    default_drive(default_cdrom, snapshot, machine->use_scsi,
3425
                  IF_DEFAULT, 2, CDROM_OPTS);
3426
    default_drive(default_floppy, snapshot, machine->use_scsi,
3427
                  IF_FLOPPY, 0, FD_OPTS);
3428
    default_drive(default_sdcard, snapshot, machine->use_scsi,
3429
                  IF_SD, 0, SD_OPTS);
3430

    
3431
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
3432
                         ram_load, NULL);
3433

    
3434
    if (nb_numa_nodes > 0) {
3435
        int i;
3436

    
3437
        if (nb_numa_nodes > MAX_NODES) {
3438
            nb_numa_nodes = MAX_NODES;
3439
        }
3440

    
3441
        /* If no memory size if given for any node, assume the default case
3442
         * and distribute the available memory equally across all nodes
3443
         */
3444
        for (i = 0; i < nb_numa_nodes; i++) {
3445
            if (node_mem[i] != 0)
3446
                break;
3447
        }
3448
        if (i == nb_numa_nodes) {
3449
            uint64_t usedmem = 0;
3450

    
3451
            /* On Linux, the each node's border has to be 8MB aligned,
3452
             * the final node gets the rest.
3453
             */
3454
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3455
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3456
                usedmem += node_mem[i];
3457
            }
3458
            node_mem[i] = ram_size - usedmem;
3459
        }
3460

    
3461
        for (i = 0; i < nb_numa_nodes; i++) {
3462
            if (node_cpumask[i] != 0)
3463
                break;
3464
        }
3465
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3466
         * must cope with this anyway, because there are BIOSes out there in
3467
         * real machines which also use this scheme.
3468
         */
3469
        if (i == nb_numa_nodes) {
3470
            for (i = 0; i < max_cpus; i++) {
3471
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
3472
            }
3473
        }
3474
    }
3475

    
3476
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3477
        exit(1);
3478
    }
3479

    
3480
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3481
        exit(1);
3482
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3483
        exit(1);
3484
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3485
        exit(1);
3486
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3487
        exit(1);
3488

    
3489
    /* must be after qdev registration but before machine init */
3490
    if (vga_model) {
3491
        select_vgahw(vga_model);
3492
    } else if (cirrus_vga_available()) {
3493
        select_vgahw("cirrus");
3494
    } else {
3495
        select_vgahw("none");
3496
    }
3497

    
3498
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
3499
        exit(0);
3500

    
3501
    if (watchdog) {
3502
        i = select_watchdog(watchdog);
3503
        if (i > 0)
3504
            exit (i == 1 ? 1 : 0);
3505
    }
3506

    
3507
    if (machine->compat_props) {
3508
        qdev_prop_register_global_list(machine->compat_props);
3509
    }
3510
    qemu_add_globals();
3511

    
3512
    qdev_machine_init();
3513

    
3514
    machine->init(ram_size, boot_devices,
3515
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3516

    
3517
    cpu_synchronize_all_post_init();
3518

    
3519
    set_numa_modes();
3520

    
3521
    current_machine = machine;
3522

    
3523
    /* init USB devices */
3524
    if (usb_enabled) {
3525
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3526
            exit(1);
3527
    }
3528

    
3529
    /* init generic devices */
3530
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3531
        exit(1);
3532

    
3533
    net_check_clients();
3534

    
3535
    /* just use the first displaystate for the moment */
3536
    ds = get_displaystate();
3537

    
3538
    if (using_spice)
3539
        display_remote++;
3540
    if (display_type == DT_DEFAULT && !display_remote) {
3541
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3542
        display_type = DT_SDL;
3543
#elif defined(CONFIG_VNC)
3544
        vnc_display = "localhost:0,to=99";
3545
        show_vnc_port = 1;
3546
#else
3547
        display_type = DT_NONE;
3548
#endif
3549
    }
3550

    
3551

    
3552
    /* init local displays */
3553
    switch (display_type) {
3554
    case DT_NOGRAPHIC:
3555
        break;
3556
#if defined(CONFIG_CURSES)
3557
    case DT_CURSES:
3558
        curses_display_init(ds, full_screen);
3559
        break;
3560
#endif
3561
#if defined(CONFIG_SDL)
3562
    case DT_SDL:
3563
        sdl_display_init(ds, full_screen, no_frame);
3564
        break;
3565
#elif defined(CONFIG_COCOA)
3566
    case DT_SDL:
3567
        cocoa_display_init(ds, full_screen);
3568
        break;
3569
#endif
3570
    default:
3571
        break;
3572
    }
3573

    
3574
    /* must be after terminal init, SDL library changes signal handlers */
3575
    os_setup_signal_handling();
3576

    
3577
#ifdef CONFIG_VNC
3578
    /* init remote displays */
3579
    if (vnc_display) {
3580
        vnc_display_init(ds);
3581
        if (vnc_display_open(ds, vnc_display) < 0)
3582
            exit(1);
3583

    
3584
        if (show_vnc_port) {
3585
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3586
        }
3587
    }
3588
#endif
3589
#ifdef CONFIG_SPICE
3590
    if (using_spice && !qxl_enabled) {
3591
        qemu_spice_display_init(ds);
3592
    }
3593
#endif
3594

    
3595
    /* display setup */
3596
    dpy_resize(ds);
3597
    dcl = ds->listeners;
3598
    while (dcl != NULL) {
3599
        if (dcl->dpy_refresh != NULL) {
3600
            ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3601
            qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3602
            break;
3603
        }
3604
        dcl = dcl->next;
3605
    }
3606
    text_consoles_set_display(ds);
3607

    
3608
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3609
        exit(1);
3610
    }
3611

    
3612
    qdev_machine_creation_done();
3613

    
3614
    if (rom_load_all() != 0) {
3615
        fprintf(stderr, "rom loading failed\n");
3616
        exit(1);
3617
    }
3618

    
3619
    /* TODO: once all bus devices are qdevified, this should be done
3620
     * when bus is created by qdev.c */
3621
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3622
    qemu_run_machine_init_done_notifiers();
3623

    
3624
    qemu_system_reset(VMRESET_SILENT);
3625
    if (loadvm) {
3626
        if (load_vmstate(loadvm) < 0) {
3627
            autostart = 0;
3628
        }
3629
    }
3630

    
3631
    if (incoming) {
3632
        int ret = qemu_start_incoming_migration(incoming);
3633
        if (ret < 0) {
3634
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3635
                    incoming, ret);
3636
            exit(ret);
3637
        }
3638
    } else if (autostart) {
3639
        vm_start();
3640
    }
3641

    
3642
    os_setup_post();
3643

    
3644
    resume_all_vcpus();
3645
    main_loop();
3646
    bdrv_close_all();
3647
    pause_all_vcpus();
3648
    net_cleanup();
3649
    res_free();
3650

    
3651
    return 0;
3652
}