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1
/*
2
 * QEMU System Emulator
3
 *
4
 * Copyright (c) 2003-2008 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.h>
29
#include <sys/time.h>
30
#include <zlib.h>
31
#include "bitmap.h"
32

    
33
/* Needed early for CONFIG_BSD etc. */
34
#include "config-host.h"
35

    
36
#ifndef _WIN32
37
#include <libgen.h>
38
#include <sys/times.h>
39
#include <sys/wait.h>
40
#include <termios.h>
41
#include <sys/mman.h>
42
#include <sys/ioctl.h>
43
#include <sys/resource.h>
44
#include <sys/socket.h>
45
#include <netinet/in.h>
46
#include <net/if.h>
47
#include <arpa/inet.h>
48
#include <dirent.h>
49
#include <netdb.h>
50
#include <sys/select.h>
51

    
52
#ifdef CONFIG_BSD
53
#include <sys/stat.h>
54
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55
#include <sys/sysctl.h>
56
#else
57
#include <util.h>
58
#endif
59
#else
60
#ifdef __linux__
61
#include <malloc.h>
62

    
63
#include <linux/ppdev.h>
64
#include <linux/parport.h>
65
#endif
66

    
67
#ifdef CONFIG_SECCOMP
68
#include "qemu-seccomp.h"
69
#endif
70

    
71
#ifdef __sun__
72
#include <sys/stat.h>
73
#include <sys/ethernet.h>
74
#include <sys/sockio.h>
75
#include <netinet/arp.h>
76
#include <netinet/in_systm.h>
77
#include <netinet/ip.h>
78
#include <netinet/ip_icmp.h> // must come after ip.h
79
#include <netinet/udp.h>
80
#include <netinet/tcp.h>
81
#include <net/if.h>
82
#include <syslog.h>
83
#include <stropts.h>
84
#endif
85
#endif
86
#endif
87

    
88
#if defined(CONFIG_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 "blockdev.h"
140
#include "hw/block-common.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
#include "osdep.h"
169

    
170
#include "ui/qemu-spice.h"
171
#include "qapi/string-input-visitor.h"
172

    
173
//#define DEBUG_NET
174
//#define DEBUG_SLIRP
175

    
176
#define DEFAULT_RAM_SIZE 128
177

    
178
#define MAX_VIRTIO_CONSOLES 1
179

    
180
static const char *data_dir;
181
const char *bios_name = NULL;
182
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
183
DisplayType display_type = DT_DEFAULT;
184
static int display_remote;
185
const char* keyboard_layout = NULL;
186
ram_addr_t ram_size;
187
const char *mem_path = NULL;
188
#ifdef MAP_POPULATE
189
int mem_prealloc = 0; /* force preallocation of physical target memory */
190
#endif
191
int nb_nics;
192
NICInfo nd_table[MAX_NICS];
193
int autostart;
194
static int rtc_utc = 1;
195
static int rtc_date_offset = -1; /* -1 means no change */
196
QEMUClock *rtc_clock;
197
int vga_interface_type = VGA_NONE;
198
static int full_screen = 0;
199
#ifdef CONFIG_SDL
200
static int no_frame = 0;
201
#endif
202
int no_quit = 0;
203
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
204
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
205
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
206
int win2k_install_hack = 0;
207
int singlestep = 0;
208
int smp_cpus = 1;
209
int max_cpus = 0;
210
int smp_cores = 1;
211
int smp_threads = 1;
212
#ifdef CONFIG_VNC
213
const char *vnc_display;
214
#endif
215
int acpi_enabled = 1;
216
int no_hpet = 0;
217
int fd_bootchk = 1;
218
static int no_reboot;
219
int no_shutdown = 0;
220
int cursor_hide = 1;
221
int graphic_rotate = 0;
222
const char *watchdog;
223
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
224
int nb_option_roms;
225
int semihosting_enabled = 0;
226
int old_param = 0;
227
const char *qemu_name;
228
int alt_grab = 0;
229
int ctrl_grab = 0;
230
unsigned int nb_prom_envs = 0;
231
const char *prom_envs[MAX_PROM_ENVS];
232
int boot_menu;
233
uint8_t *boot_splash_filedata;
234
int boot_splash_filedata_size;
235
uint8_t qemu_extra_params_fw[2];
236

    
237
typedef struct FWBootEntry FWBootEntry;
238

    
239
struct FWBootEntry {
240
    QTAILQ_ENTRY(FWBootEntry) link;
241
    int32_t bootindex;
242
    DeviceState *dev;
243
    char *suffix;
244
};
245

    
246
static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
247
    QTAILQ_HEAD_INITIALIZER(fw_boot_order);
248

    
249
int nb_numa_nodes;
250
uint64_t node_mem[MAX_NODES];
251
unsigned long *node_cpumask[MAX_NODES];
252

    
253
uint8_t qemu_uuid[16];
254

    
255
static QEMUBootSetHandler *boot_set_handler;
256
static void *boot_set_opaque;
257

    
258
static NotifierList exit_notifiers =
259
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
260

    
261
static NotifierList machine_init_done_notifiers =
262
    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
263

    
264
static int tcg_allowed = 1;
265
int kvm_allowed = 0;
266
int xen_allowed = 0;
267
uint32_t xen_domid;
268
enum xen_mode xen_mode = XEN_EMULATE;
269
static int tcg_tb_size;
270

    
271
static int default_serial = 1;
272
static int default_parallel = 1;
273
static int default_virtcon = 1;
274
static int default_monitor = 1;
275
static int default_floppy = 1;
276
static int default_cdrom = 1;
277
static int default_sdcard = 1;
278
static int default_vga = 1;
279

    
280
static struct {
281
    const char *driver;
282
    int *flag;
283
} default_list[] = {
284
    { .driver = "isa-serial",           .flag = &default_serial    },
285
    { .driver = "isa-parallel",         .flag = &default_parallel  },
286
    { .driver = "isa-fdc",              .flag = &default_floppy    },
287
    { .driver = "ide-cd",               .flag = &default_cdrom     },
288
    { .driver = "ide-hd",               .flag = &default_cdrom     },
289
    { .driver = "ide-drive",            .flag = &default_cdrom     },
290
    { .driver = "scsi-cd",              .flag = &default_cdrom     },
291
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
292
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
293
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
294
    { .driver = "VGA",                  .flag = &default_vga       },
295
    { .driver = "isa-vga",              .flag = &default_vga       },
296
    { .driver = "cirrus-vga",           .flag = &default_vga       },
297
    { .driver = "isa-cirrus-vga",       .flag = &default_vga       },
298
    { .driver = "vmware-svga",          .flag = &default_vga       },
299
    { .driver = "qxl-vga",              .flag = &default_vga       },
300
};
301

    
302
const char *qemu_get_vm_name(void)
303
{
304
    return qemu_name;
305
}
306

    
307
static void res_free(void)
308
{
309
    if (boot_splash_filedata != NULL) {
310
        g_free(boot_splash_filedata);
311
        boot_splash_filedata = NULL;
312
    }
313
}
314

    
315
static int default_driver_check(QemuOpts *opts, void *opaque)
316
{
317
    const char *driver = qemu_opt_get(opts, "driver");
318
    int i;
319

    
320
    if (!driver)
321
        return 0;
322
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
323
        if (strcmp(default_list[i].driver, driver) != 0)
324
            continue;
325
        *(default_list[i].flag) = 0;
326
    }
327
    return 0;
328
}
329

    
330
/***********************************************************/
331
/* QEMU state */
332

    
333
static RunState current_run_state = RUN_STATE_PRELAUNCH;
334

    
335
typedef struct {
336
    RunState from;
337
    RunState to;
338
} RunStateTransition;
339

    
340
static const RunStateTransition runstate_transitions_def[] = {
341
    /*     from      ->     to      */
342
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
343

    
344
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
345
    { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
346

    
347
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
348
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
349

    
350
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
351
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
352

    
353
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
354
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
355

    
356
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
357
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
358

    
359
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
360
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
361
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
362

    
363
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
364
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
365

    
366
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
367

    
368
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
369
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
370
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
371
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
372
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
373
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
374
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
375
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
376
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
377

    
378
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
379

    
380
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
381
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
382

    
383
    { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
384
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
385
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
386
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
387

    
388
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
389
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
390

    
391
    { RUN_STATE_MAX, RUN_STATE_MAX },
392
};
393

    
394
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
395

    
396
bool runstate_check(RunState state)
397
{
398
    return current_run_state == state;
399
}
400

    
401
static void runstate_init(void)
402
{
403
    const RunStateTransition *p;
404

    
405
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
406

    
407
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
408
        runstate_valid_transitions[p->from][p->to] = true;
409
    }
410
}
411

    
412
/* This function will abort() on invalid state transitions */
413
void runstate_set(RunState new_state)
414
{
415
    assert(new_state < RUN_STATE_MAX);
416

    
417
    if (!runstate_valid_transitions[current_run_state][new_state]) {
418
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
419
                RunState_lookup[current_run_state],
420
                RunState_lookup[new_state]);
421
        abort();
422
    }
423

    
424
    current_run_state = new_state;
425
}
426

    
427
int runstate_is_running(void)
428
{
429
    return runstate_check(RUN_STATE_RUNNING);
430
}
431

    
432
StatusInfo *qmp_query_status(Error **errp)
433
{
434
    StatusInfo *info = g_malloc0(sizeof(*info));
435

    
436
    info->running = runstate_is_running();
437
    info->singlestep = singlestep;
438
    info->status = current_run_state;
439

    
440
    return info;
441
}
442

    
443
/***********************************************************/
444
/* real time host monotonic timer */
445

    
446
/***********************************************************/
447
/* host time/date access */
448
void qemu_get_timedate(struct tm *tm, int offset)
449
{
450
    time_t ti;
451
    struct tm *ret;
452

    
453
    time(&ti);
454
    ti += offset;
455
    if (rtc_date_offset == -1) {
456
        if (rtc_utc)
457
            ret = gmtime(&ti);
458
        else
459
            ret = localtime(&ti);
460
    } else {
461
        ti -= rtc_date_offset;
462
        ret = gmtime(&ti);
463
    }
464

    
465
    memcpy(tm, ret, sizeof(struct tm));
466
}
467

    
468
int qemu_timedate_diff(struct tm *tm)
469
{
470
    time_t seconds;
471

    
472
    if (rtc_date_offset == -1)
473
        if (rtc_utc)
474
            seconds = mktimegm(tm);
475
        else {
476
            struct tm tmp = *tm;
477
            tmp.tm_isdst = -1; /* use timezone to figure it out */
478
            seconds = mktime(&tmp);
479
        }
480
    else
481
        seconds = mktimegm(tm) + rtc_date_offset;
482

    
483
    return seconds - time(NULL);
484
}
485

    
486
void rtc_change_mon_event(struct tm *tm)
487
{
488
    QObject *data;
489

    
490
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
491
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
492
    qobject_decref(data);
493
}
494

    
495
static void configure_rtc_date_offset(const char *startdate, int legacy)
496
{
497
    time_t rtc_start_date;
498
    struct tm tm;
499

    
500
    if (!strcmp(startdate, "now") && legacy) {
501
        rtc_date_offset = -1;
502
    } else {
503
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
504
                   &tm.tm_year,
505
                   &tm.tm_mon,
506
                   &tm.tm_mday,
507
                   &tm.tm_hour,
508
                   &tm.tm_min,
509
                   &tm.tm_sec) == 6) {
510
            /* OK */
511
        } else if (sscanf(startdate, "%d-%d-%d",
512
                          &tm.tm_year,
513
                          &tm.tm_mon,
514
                          &tm.tm_mday) == 3) {
515
            tm.tm_hour = 0;
516
            tm.tm_min = 0;
517
            tm.tm_sec = 0;
518
        } else {
519
            goto date_fail;
520
        }
521
        tm.tm_year -= 1900;
522
        tm.tm_mon--;
523
        rtc_start_date = mktimegm(&tm);
524
        if (rtc_start_date == -1) {
525
        date_fail:
526
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
527
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
528
            exit(1);
529
        }
530
        rtc_date_offset = time(NULL) - rtc_start_date;
531
    }
532
}
533

    
534
static void configure_rtc(QemuOpts *opts)
535
{
536
    const char *value;
537

    
538
    value = qemu_opt_get(opts, "base");
539
    if (value) {
540
        if (!strcmp(value, "utc")) {
541
            rtc_utc = 1;
542
        } else if (!strcmp(value, "localtime")) {
543
            rtc_utc = 0;
544
        } else {
545
            configure_rtc_date_offset(value, 0);
546
        }
547
    }
548
    value = qemu_opt_get(opts, "clock");
549
    if (value) {
550
        if (!strcmp(value, "host")) {
551
            rtc_clock = host_clock;
552
        } else if (!strcmp(value, "rt")) {
553
            rtc_clock = rt_clock;
554
        } else if (!strcmp(value, "vm")) {
555
            rtc_clock = vm_clock;
556
        } else {
557
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
558
            exit(1);
559
        }
560
    }
561
    value = qemu_opt_get(opts, "driftfix");
562
    if (value) {
563
        if (!strcmp(value, "slew")) {
564
            static GlobalProperty slew_lost_ticks[] = {
565
                {
566
                    .driver   = "mc146818rtc",
567
                    .property = "lost_tick_policy",
568
                    .value    = "slew",
569
                },
570
                { /* end of list */ }
571
            };
572

    
573
            qdev_prop_register_global_list(slew_lost_ticks);
574
        } else if (!strcmp(value, "none")) {
575
            /* discard is default */
576
        } else {
577
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
578
            exit(1);
579
        }
580
    }
581
}
582

    
583
/***********************************************************/
584
/* Bluetooth support */
585
static int nb_hcis;
586
static int cur_hci;
587
static struct HCIInfo *hci_table[MAX_NICS];
588

    
589
static struct bt_vlan_s {
590
    struct bt_scatternet_s net;
591
    int id;
592
    struct bt_vlan_s *next;
593
} *first_bt_vlan;
594

    
595
/* find or alloc a new bluetooth "VLAN" */
596
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
597
{
598
    struct bt_vlan_s **pvlan, *vlan;
599
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
600
        if (vlan->id == id)
601
            return &vlan->net;
602
    }
603
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
604
    vlan->id = id;
605
    pvlan = &first_bt_vlan;
606
    while (*pvlan != NULL)
607
        pvlan = &(*pvlan)->next;
608
    *pvlan = vlan;
609
    return &vlan->net;
610
}
611

    
612
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
613
{
614
}
615

    
616
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
617
{
618
    return -ENOTSUP;
619
}
620

    
621
static struct HCIInfo null_hci = {
622
    .cmd_send = null_hci_send,
623
    .sco_send = null_hci_send,
624
    .acl_send = null_hci_send,
625
    .bdaddr_set = null_hci_addr_set,
626
};
627

    
628
struct HCIInfo *qemu_next_hci(void)
629
{
630
    if (cur_hci == nb_hcis)
631
        return &null_hci;
632

    
633
    return hci_table[cur_hci++];
634
}
635

    
636
static struct HCIInfo *hci_init(const char *str)
637
{
638
    char *endp;
639
    struct bt_scatternet_s *vlan = 0;
640

    
641
    if (!strcmp(str, "null"))
642
        /* null */
643
        return &null_hci;
644
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
645
        /* host[:hciN] */
646
        return bt_host_hci(str[4] ? str + 5 : "hci0");
647
    else if (!strncmp(str, "hci", 3)) {
648
        /* hci[,vlan=n] */
649
        if (str[3]) {
650
            if (!strncmp(str + 3, ",vlan=", 6)) {
651
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
652
                if (*endp)
653
                    vlan = 0;
654
            }
655
        } else
656
            vlan = qemu_find_bt_vlan(0);
657
        if (vlan)
658
           return bt_new_hci(vlan);
659
    }
660

    
661
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
662

    
663
    return 0;
664
}
665

    
666
static int bt_hci_parse(const char *str)
667
{
668
    struct HCIInfo *hci;
669
    bdaddr_t bdaddr;
670

    
671
    if (nb_hcis >= MAX_NICS) {
672
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
673
        return -1;
674
    }
675

    
676
    hci = hci_init(str);
677
    if (!hci)
678
        return -1;
679

    
680
    bdaddr.b[0] = 0x52;
681
    bdaddr.b[1] = 0x54;
682
    bdaddr.b[2] = 0x00;
683
    bdaddr.b[3] = 0x12;
684
    bdaddr.b[4] = 0x34;
685
    bdaddr.b[5] = 0x56 + nb_hcis;
686
    hci->bdaddr_set(hci, bdaddr.b);
687

    
688
    hci_table[nb_hcis++] = hci;
689

    
690
    return 0;
691
}
692

    
693
static void bt_vhci_add(int vlan_id)
694
{
695
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
696

    
697
    if (!vlan->slave)
698
        fprintf(stderr, "qemu: warning: adding a VHCI to "
699
                        "an empty scatternet %i\n", vlan_id);
700

    
701
    bt_vhci_init(bt_new_hci(vlan));
702
}
703

    
704
static struct bt_device_s *bt_device_add(const char *opt)
705
{
706
    struct bt_scatternet_s *vlan;
707
    int vlan_id = 0;
708
    char *endp = strstr(opt, ",vlan=");
709
    int len = (endp ? endp - opt : strlen(opt)) + 1;
710
    char devname[10];
711

    
712
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
713

    
714
    if (endp) {
715
        vlan_id = strtol(endp + 6, &endp, 0);
716
        if (*endp) {
717
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
718
            return 0;
719
        }
720
    }
721

    
722
    vlan = qemu_find_bt_vlan(vlan_id);
723

    
724
    if (!vlan->slave)
725
        fprintf(stderr, "qemu: warning: adding a slave device to "
726
                        "an empty scatternet %i\n", vlan_id);
727

    
728
    if (!strcmp(devname, "keyboard"))
729
        return bt_keyboard_init(vlan);
730

    
731
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
732
    return 0;
733
}
734

    
735
static int bt_parse(const char *opt)
736
{
737
    const char *endp, *p;
738
    int vlan;
739

    
740
    if (strstart(opt, "hci", &endp)) {
741
        if (!*endp || *endp == ',') {
742
            if (*endp)
743
                if (!strstart(endp, ",vlan=", 0))
744
                    opt = endp + 1;
745

    
746
            return bt_hci_parse(opt);
747
       }
748
    } else if (strstart(opt, "vhci", &endp)) {
749
        if (!*endp || *endp == ',') {
750
            if (*endp) {
751
                if (strstart(endp, ",vlan=", &p)) {
752
                    vlan = strtol(p, (char **) &endp, 0);
753
                    if (*endp) {
754
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
755
                        return 1;
756
                    }
757
                } else {
758
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
759
                    return 1;
760
                }
761
            } else
762
                vlan = 0;
763

    
764
            bt_vhci_add(vlan);
765
            return 0;
766
        }
767
    } else if (strstart(opt, "device:", &endp))
768
        return !bt_device_add(endp);
769

    
770
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
771
    return 1;
772
}
773

    
774
static int parse_sandbox(QemuOpts *opts, void *opaque)
775
{
776
    /* FIXME: change this to true for 1.3 */
777
    if (qemu_opt_get_bool(opts, "enable", false)) {
778
#ifdef CONFIG_SECCOMP
779
        if (seccomp_start() < 0) {
780
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
781
                          "failed to install seccomp syscall filter in the kernel");
782
            return -1;
783
        }
784
#else
785
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
786
                      "sandboxing request but seccomp is not compiled into this build");
787
        return -1;
788
#endif
789
    }
790

    
791
    return 0;
792
}
793

    
794
/*********QEMU USB setting******/
795
bool usb_enabled(bool default_usb)
796
{
797
    QemuOpts *mach_opts;
798
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
799
    if (mach_opts) {
800
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
801
    }
802
    return default_usb;
803
}
804

    
805
#ifndef _WIN32
806
static int parse_add_fd(QemuOpts *opts, void *opaque)
807
{
808
    int fd, dupfd, flags;
809
    int64_t fdset_id;
810
    const char *fd_opaque = NULL;
811

    
812
    fd = qemu_opt_get_number(opts, "fd", -1);
813
    fdset_id = qemu_opt_get_number(opts, "set", -1);
814
    fd_opaque = qemu_opt_get(opts, "opaque");
815

    
816
    if (fd < 0) {
817
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
818
                      "fd option is required and must be non-negative");
819
        return -1;
820
    }
821

    
822
    if (fd <= STDERR_FILENO) {
823
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
824
                      "fd cannot be a standard I/O stream");
825
        return -1;
826
    }
827

    
828
    /*
829
     * All fds inherited across exec() necessarily have FD_CLOEXEC
830
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
831
     */
832
    flags = fcntl(fd, F_GETFD);
833
    if (flags == -1 || (flags & FD_CLOEXEC)) {
834
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
835
                      "fd is not valid or already in use");
836
        return -1;
837
    }
838

    
839
    if (fdset_id < 0) {
840
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
841
                      "set option is required and must be non-negative");
842
        return -1;
843
    }
844

    
845
#ifdef F_DUPFD_CLOEXEC
846
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
847
#else
848
    dupfd = dup(fd);
849
    if (dupfd != -1) {
850
        qemu_set_cloexec(dupfd);
851
    }
852
#endif
853
    if (dupfd == -1) {
854
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
855
                      "Error duplicating fd: %s", strerror(errno));
856
        return -1;
857
    }
858

    
859
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
860
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
861
                         fd_opaque, NULL);
862

    
863
    return 0;
864
}
865

    
866
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
867
{
868
    int fd;
869

    
870
    fd = qemu_opt_get_number(opts, "fd", -1);
871
    close(fd);
872

    
873
    return 0;
874
}
875
#endif
876

    
877
/***********************************************************/
878
/* QEMU Block devices */
879

    
880
#define HD_OPTS "media=disk"
881
#define CDROM_OPTS "media=cdrom"
882
#define FD_OPTS ""
883
#define PFLASH_OPTS ""
884
#define MTD_OPTS ""
885
#define SD_OPTS ""
886

    
887
static int drive_init_func(QemuOpts *opts, void *opaque)
888
{
889
    BlockInterfaceType *block_default_type = opaque;
890

    
891
    return drive_init(opts, *block_default_type) == NULL;
892
}
893

    
894
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
895
{
896
    if (NULL == qemu_opt_get(opts, "snapshot")) {
897
        qemu_opt_set(opts, "snapshot", "on");
898
    }
899
    return 0;
900
}
901

    
902
static void default_drive(int enable, int snapshot,
903
                          BlockInterfaceType block_default_type,
904
                          BlockInterfaceType type, int index,
905
                          const char *optstr)
906
{
907
    QemuOpts *opts;
908

    
909
    if (type == IF_DEFAULT) {
910
        type = block_default_type;
911
    }
912

    
913
    if (!enable || drive_get_by_index(type, index)) {
914
        return;
915
    }
916

    
917
    opts = drive_add(type, index, NULL, optstr);
918
    if (snapshot) {
919
        drive_enable_snapshot(opts, NULL);
920
    }
921
    if (!drive_init(opts, type)) {
922
        exit(1);
923
    }
924
}
925

    
926
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
927
{
928
    boot_set_handler = func;
929
    boot_set_opaque = opaque;
930
}
931

    
932
int qemu_boot_set(const char *boot_devices)
933
{
934
    if (!boot_set_handler) {
935
        return -EINVAL;
936
    }
937
    return boot_set_handler(boot_set_opaque, boot_devices);
938
}
939

    
940
static void validate_bootdevices(char *devices)
941
{
942
    /* We just do some generic consistency checks */
943
    const char *p;
944
    int bitmap = 0;
945

    
946
    for (p = devices; *p != '\0'; p++) {
947
        /* Allowed boot devices are:
948
         * a-b: floppy disk drives
949
         * c-f: IDE disk drives
950
         * g-m: machine implementation dependent drives
951
         * n-p: network devices
952
         * It's up to each machine implementation to check if the given boot
953
         * devices match the actual hardware implementation and firmware
954
         * features.
955
         */
956
        if (*p < 'a' || *p > 'p') {
957
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
958
            exit(1);
959
        }
960
        if (bitmap & (1 << (*p - 'a'))) {
961
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
962
            exit(1);
963
        }
964
        bitmap |= 1 << (*p - 'a');
965
    }
966
}
967

    
968
static void restore_boot_devices(void *opaque)
969
{
970
    char *standard_boot_devices = opaque;
971
    static int first = 1;
972

    
973
    /* Restore boot order and remove ourselves after the first boot */
974
    if (first) {
975
        first = 0;
976
        return;
977
    }
978

    
979
    qemu_boot_set(standard_boot_devices);
980

    
981
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
982
    g_free(standard_boot_devices);
983
}
984

    
985
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
986
                          const char *suffix)
987
{
988
    FWBootEntry *node, *i;
989

    
990
    if (bootindex < 0) {
991
        return;
992
    }
993

    
994
    assert(dev != NULL || suffix != NULL);
995

    
996
    node = g_malloc0(sizeof(FWBootEntry));
997
    node->bootindex = bootindex;
998
    node->suffix = suffix ? g_strdup(suffix) : NULL;
999
    node->dev = dev;
1000

    
1001
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1002
        if (i->bootindex == bootindex) {
1003
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1004
            exit(1);
1005
        } else if (i->bootindex < bootindex) {
1006
            continue;
1007
        }
1008
        QTAILQ_INSERT_BEFORE(i, node, link);
1009
        return;
1010
    }
1011
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1012
}
1013

    
1014
/*
1015
 * This function returns null terminated string that consist of new line
1016
 * separated device paths.
1017
 *
1018
 * memory pointed by "size" is assigned total length of the array in bytes
1019
 *
1020
 */
1021
char *get_boot_devices_list(uint32_t *size)
1022
{
1023
    FWBootEntry *i;
1024
    uint32_t total = 0;
1025
    char *list = NULL;
1026

    
1027
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1028
        char *devpath = NULL, *bootpath;
1029
        int len;
1030

    
1031
        if (i->dev) {
1032
            devpath = qdev_get_fw_dev_path(i->dev);
1033
            assert(devpath);
1034
        }
1035

    
1036
        if (i->suffix && devpath) {
1037
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1038

    
1039
            bootpath = g_malloc(bootpathlen);
1040
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1041
            g_free(devpath);
1042
        } else if (devpath) {
1043
            bootpath = devpath;
1044
        } else {
1045
            assert(i->suffix);
1046
            bootpath = g_strdup(i->suffix);
1047
        }
1048

    
1049
        if (total) {
1050
            list[total-1] = '\n';
1051
        }
1052
        len = strlen(bootpath) + 1;
1053
        list = g_realloc(list, total + len);
1054
        memcpy(&list[total], bootpath, len);
1055
        total += len;
1056
        g_free(bootpath);
1057
    }
1058

    
1059
    *size = total;
1060

    
1061
    return list;
1062
}
1063

    
1064
static void numa_add(const char *optarg)
1065
{
1066
    char option[128];
1067
    char *endptr;
1068
    unsigned long long value, endvalue;
1069
    int nodenr;
1070

    
1071
    value = endvalue = 0ULL;
1072

    
1073
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
1074
    if (!strcmp(option, "node")) {
1075
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1076
            nodenr = nb_numa_nodes;
1077
        } else {
1078
            nodenr = strtoull(option, NULL, 10);
1079
        }
1080

    
1081
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1082
            node_mem[nodenr] = 0;
1083
        } else {
1084
            int64_t sval;
1085
            sval = strtosz(option, &endptr);
1086
            if (sval < 0 || *endptr) {
1087
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1088
                exit(1);
1089
            }
1090
            node_mem[nodenr] = sval;
1091
        }
1092
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1093
            value = strtoull(option, &endptr, 10);
1094
            if (*endptr == '-') {
1095
                endvalue = strtoull(endptr+1, &endptr, 10);
1096
            } else {
1097
                endvalue = value;
1098
            }
1099

    
1100
            if (!(endvalue < MAX_CPUMASK_BITS)) {
1101
                endvalue = MAX_CPUMASK_BITS - 1;
1102
                fprintf(stderr,
1103
                    "A max of %d CPUs are supported in a guest\n",
1104
                     MAX_CPUMASK_BITS);
1105
            }
1106

    
1107
            bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1108
        }
1109
        nb_numa_nodes++;
1110
    }
1111
}
1112

    
1113
static void smp_parse(const char *optarg)
1114
{
1115
    int smp, sockets = 0, threads = 0, cores = 0;
1116
    char *endptr;
1117
    char option[128];
1118

    
1119
    smp = strtoul(optarg, &endptr, 10);
1120
    if (endptr != optarg) {
1121
        if (*endptr == ',') {
1122
            endptr++;
1123
        }
1124
    }
1125
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1126
        sockets = strtoull(option, NULL, 10);
1127
    if (get_param_value(option, 128, "cores", endptr) != 0)
1128
        cores = strtoull(option, NULL, 10);
1129
    if (get_param_value(option, 128, "threads", endptr) != 0)
1130
        threads = strtoull(option, NULL, 10);
1131
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1132
        max_cpus = strtoull(option, NULL, 10);
1133

    
1134
    /* compute missing values, prefer sockets over cores over threads */
1135
    if (smp == 0 || sockets == 0) {
1136
        sockets = sockets > 0 ? sockets : 1;
1137
        cores = cores > 0 ? cores : 1;
1138
        threads = threads > 0 ? threads : 1;
1139
        if (smp == 0) {
1140
            smp = cores * threads * sockets;
1141
        }
1142
    } else {
1143
        if (cores == 0) {
1144
            threads = threads > 0 ? threads : 1;
1145
            cores = smp / (sockets * threads);
1146
        } else {
1147
            threads = smp / (cores * sockets);
1148
        }
1149
    }
1150
    smp_cpus = smp;
1151
    smp_cores = cores > 0 ? cores : 1;
1152
    smp_threads = threads > 0 ? threads : 1;
1153
    if (max_cpus == 0)
1154
        max_cpus = smp_cpus;
1155
}
1156

    
1157
/***********************************************************/
1158
/* USB devices */
1159

    
1160
static int usb_device_add(const char *devname)
1161
{
1162
    const char *p;
1163
    USBDevice *dev = NULL;
1164

    
1165
    if (!usb_enabled(false)) {
1166
        return -1;
1167
    }
1168

    
1169
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1170
    dev = usbdevice_create(devname);
1171
    if (dev)
1172
        goto done;
1173

    
1174
    /* the other ones */
1175
#ifndef CONFIG_LINUX
1176
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1177
    if (strstart(devname, "host:", &p)) {
1178
        dev = usb_host_device_open(usb_bus_find(-1), p);
1179
    } else
1180
#endif
1181
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1182
        dev = usb_bt_init(usb_bus_find(-1),
1183
                          devname[2] ? hci_init(p)
1184
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1185
    } else {
1186
        return -1;
1187
    }
1188
    if (!dev)
1189
        return -1;
1190

    
1191
done:
1192
    return 0;
1193
}
1194

    
1195
static int usb_device_del(const char *devname)
1196
{
1197
    int bus_num, addr;
1198
    const char *p;
1199

    
1200
    if (strstart(devname, "host:", &p))
1201
        return usb_host_device_close(p);
1202

    
1203
    if (!usb_enabled(false)) {
1204
        return -1;
1205
    }
1206

    
1207
    p = strchr(devname, '.');
1208
    if (!p)
1209
        return -1;
1210
    bus_num = strtoul(devname, NULL, 0);
1211
    addr = strtoul(p + 1, NULL, 0);
1212

    
1213
    return usb_device_delete_addr(bus_num, addr);
1214
}
1215

    
1216
static int usb_parse(const char *cmdline)
1217
{
1218
    int r;
1219
    r = usb_device_add(cmdline);
1220
    if (r < 0) {
1221
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1222
    }
1223
    return r;
1224
}
1225

    
1226
void do_usb_add(Monitor *mon, const QDict *qdict)
1227
{
1228
    const char *devname = qdict_get_str(qdict, "devname");
1229
    if (usb_device_add(devname) < 0) {
1230
        error_report("could not add USB device '%s'", devname);
1231
    }
1232
}
1233

    
1234
void do_usb_del(Monitor *mon, const QDict *qdict)
1235
{
1236
    const char *devname = qdict_get_str(qdict, "devname");
1237
    if (usb_device_del(devname) < 0) {
1238
        error_report("could not delete USB device '%s'", devname);
1239
    }
1240
}
1241

    
1242
/***********************************************************/
1243
/* PCMCIA/Cardbus */
1244

    
1245
static struct pcmcia_socket_entry_s {
1246
    PCMCIASocket *socket;
1247
    struct pcmcia_socket_entry_s *next;
1248
} *pcmcia_sockets = 0;
1249

    
1250
void pcmcia_socket_register(PCMCIASocket *socket)
1251
{
1252
    struct pcmcia_socket_entry_s *entry;
1253

    
1254
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1255
    entry->socket = socket;
1256
    entry->next = pcmcia_sockets;
1257
    pcmcia_sockets = entry;
1258
}
1259

    
1260
void pcmcia_socket_unregister(PCMCIASocket *socket)
1261
{
1262
    struct pcmcia_socket_entry_s *entry, **ptr;
1263

    
1264
    ptr = &pcmcia_sockets;
1265
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1266
        if (entry->socket == socket) {
1267
            *ptr = entry->next;
1268
            g_free(entry);
1269
        }
1270
}
1271

    
1272
void pcmcia_info(Monitor *mon)
1273
{
1274
    struct pcmcia_socket_entry_s *iter;
1275

    
1276
    if (!pcmcia_sockets)
1277
        monitor_printf(mon, "No PCMCIA sockets\n");
1278

    
1279
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1280
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1281
                       iter->socket->attached ? iter->socket->card_string :
1282
                       "Empty");
1283
}
1284

    
1285
/***********************************************************/
1286
/* machine registration */
1287

    
1288
static QEMUMachine *first_machine = NULL;
1289
QEMUMachine *current_machine = NULL;
1290

    
1291
int qemu_register_machine(QEMUMachine *m)
1292
{
1293
    QEMUMachine **pm;
1294
    pm = &first_machine;
1295
    while (*pm != NULL)
1296
        pm = &(*pm)->next;
1297
    m->next = NULL;
1298
    *pm = m;
1299
    return 0;
1300
}
1301

    
1302
static QEMUMachine *find_machine(const char *name)
1303
{
1304
    QEMUMachine *m;
1305

    
1306
    for(m = first_machine; m != NULL; m = m->next) {
1307
        if (!strcmp(m->name, name))
1308
            return m;
1309
        if (m->alias && !strcmp(m->alias, name))
1310
            return m;
1311
    }
1312
    return NULL;
1313
}
1314

    
1315
QEMUMachine *find_default_machine(void)
1316
{
1317
    QEMUMachine *m;
1318

    
1319
    for(m = first_machine; m != NULL; m = m->next) {
1320
        if (m->is_default) {
1321
            return m;
1322
        }
1323
    }
1324
    return NULL;
1325
}
1326

    
1327
MachineInfoList *qmp_query_machines(Error **errp)
1328
{
1329
    MachineInfoList *mach_list = NULL;
1330
    QEMUMachine *m;
1331

    
1332
    for (m = first_machine; m; m = m->next) {
1333
        MachineInfoList *entry;
1334
        MachineInfo *info;
1335

    
1336
        info = g_malloc0(sizeof(*info));
1337
        if (m->is_default) {
1338
            info->has_is_default = true;
1339
            info->is_default = true;
1340
        }
1341

    
1342
        if (m->alias) {
1343
            info->has_alias = true;
1344
            info->alias = g_strdup(m->alias);
1345
        }
1346

    
1347
        info->name = g_strdup(m->name);
1348

    
1349
        entry = g_malloc0(sizeof(*entry));
1350
        entry->value = info;
1351
        entry->next = mach_list;
1352
        mach_list = entry;
1353
    }
1354

    
1355
    return mach_list;
1356
}
1357

    
1358
/***********************************************************/
1359
/* main execution loop */
1360

    
1361
static void gui_update(void *opaque)
1362
{
1363
    uint64_t interval = GUI_REFRESH_INTERVAL;
1364
    DisplayState *ds = opaque;
1365
    DisplayChangeListener *dcl;
1366

    
1367
    dpy_refresh(ds);
1368

    
1369
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1370
        if (dcl->gui_timer_interval &&
1371
            dcl->gui_timer_interval < interval)
1372
            interval = dcl->gui_timer_interval;
1373
    }
1374
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1375
}
1376

    
1377
void gui_setup_refresh(DisplayState *ds)
1378
{
1379
    DisplayChangeListener *dcl;
1380
    bool need_timer = false;
1381
    bool have_gfx = false;
1382
    bool have_text = false;
1383

    
1384
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1385
        if (dcl->dpy_refresh != NULL) {
1386
            need_timer = true;
1387
        }
1388
        if (dcl->dpy_gfx_update != NULL) {
1389
            have_gfx = true;
1390
        }
1391
        if (dcl->dpy_text_update != NULL) {
1392
            have_text = true;
1393
        }
1394
    }
1395

    
1396
    if (need_timer && ds->gui_timer == NULL) {
1397
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1398
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1399
    }
1400
    if (!need_timer && ds->gui_timer != NULL) {
1401
        qemu_del_timer(ds->gui_timer);
1402
        qemu_free_timer(ds->gui_timer);
1403
        ds->gui_timer = NULL;
1404
    }
1405

    
1406
    ds->have_gfx = have_gfx;
1407
    ds->have_text = have_text;
1408
}
1409

    
1410
struct vm_change_state_entry {
1411
    VMChangeStateHandler *cb;
1412
    void *opaque;
1413
    QLIST_ENTRY (vm_change_state_entry) entries;
1414
};
1415

    
1416
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1417

    
1418
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1419
                                                     void *opaque)
1420
{
1421
    VMChangeStateEntry *e;
1422

    
1423
    e = g_malloc0(sizeof (*e));
1424

    
1425
    e->cb = cb;
1426
    e->opaque = opaque;
1427
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1428
    return e;
1429
}
1430

    
1431
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1432
{
1433
    QLIST_REMOVE (e, entries);
1434
    g_free (e);
1435
}
1436

    
1437
void vm_state_notify(int running, RunState state)
1438
{
1439
    VMChangeStateEntry *e;
1440

    
1441
    trace_vm_state_notify(running, state);
1442

    
1443
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1444
        e->cb(e->opaque, running, state);
1445
    }
1446
}
1447

    
1448
void vm_start(void)
1449
{
1450
    if (!runstate_is_running()) {
1451
        cpu_enable_ticks();
1452
        runstate_set(RUN_STATE_RUNNING);
1453
        vm_state_notify(1, RUN_STATE_RUNNING);
1454
        resume_all_vcpus();
1455
        monitor_protocol_event(QEVENT_RESUME, NULL);
1456
    }
1457
}
1458

    
1459
/* reset/shutdown handler */
1460

    
1461
typedef struct QEMUResetEntry {
1462
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1463
    QEMUResetHandler *func;
1464
    void *opaque;
1465
} QEMUResetEntry;
1466

    
1467
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1468
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1469
static int reset_requested;
1470
static int shutdown_requested, shutdown_signal = -1;
1471
static pid_t shutdown_pid;
1472
static int powerdown_requested;
1473
static int debug_requested;
1474
static int suspend_requested;
1475
static int wakeup_requested;
1476
static NotifierList powerdown_notifiers =
1477
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1478
static NotifierList suspend_notifiers =
1479
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1480
static NotifierList wakeup_notifiers =
1481
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1482
static uint32_t wakeup_reason_mask = ~0;
1483
static RunState vmstop_requested = RUN_STATE_MAX;
1484

    
1485
int qemu_shutdown_requested_get(void)
1486
{
1487
    return shutdown_requested;
1488
}
1489

    
1490
int qemu_reset_requested_get(void)
1491
{
1492
    return reset_requested;
1493
}
1494

    
1495
static int qemu_shutdown_requested(void)
1496
{
1497
    int r = shutdown_requested;
1498
    shutdown_requested = 0;
1499
    return r;
1500
}
1501

    
1502
static void qemu_kill_report(void)
1503
{
1504
    if (!qtest_enabled() && shutdown_signal != -1) {
1505
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1506
        if (shutdown_pid == 0) {
1507
            /* This happens for eg ^C at the terminal, so it's worth
1508
             * avoiding printing an odd message in that case.
1509
             */
1510
            fputc('\n', stderr);
1511
        } else {
1512
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1513
        }
1514
        shutdown_signal = -1;
1515
    }
1516
}
1517

    
1518
static int qemu_reset_requested(void)
1519
{
1520
    int r = reset_requested;
1521
    reset_requested = 0;
1522
    return r;
1523
}
1524

    
1525
static int qemu_suspend_requested(void)
1526
{
1527
    int r = suspend_requested;
1528
    suspend_requested = 0;
1529
    return r;
1530
}
1531

    
1532
static int qemu_wakeup_requested(void)
1533
{
1534
    int r = wakeup_requested;
1535
    wakeup_requested = 0;
1536
    return r;
1537
}
1538

    
1539
static int qemu_powerdown_requested(void)
1540
{
1541
    int r = powerdown_requested;
1542
    powerdown_requested = 0;
1543
    return r;
1544
}
1545

    
1546
static int qemu_debug_requested(void)
1547
{
1548
    int r = debug_requested;
1549
    debug_requested = 0;
1550
    return r;
1551
}
1552

    
1553
/* We use RUN_STATE_MAX but any invalid value will do */
1554
static bool qemu_vmstop_requested(RunState *r)
1555
{
1556
    if (vmstop_requested < RUN_STATE_MAX) {
1557
        *r = vmstop_requested;
1558
        vmstop_requested = RUN_STATE_MAX;
1559
        return true;
1560
    }
1561

    
1562
    return false;
1563
}
1564

    
1565
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1566
{
1567
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1568

    
1569
    re->func = func;
1570
    re->opaque = opaque;
1571
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1572
}
1573

    
1574
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1575
{
1576
    QEMUResetEntry *re;
1577

    
1578
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1579
        if (re->func == func && re->opaque == opaque) {
1580
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1581
            g_free(re);
1582
            return;
1583
        }
1584
    }
1585
}
1586

    
1587
void qemu_devices_reset(void)
1588
{
1589
    QEMUResetEntry *re, *nre;
1590

    
1591
    /* reset all devices */
1592
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1593
        re->func(re->opaque);
1594
    }
1595
}
1596

    
1597
void qemu_system_reset(bool report)
1598
{
1599
    if (current_machine && current_machine->reset) {
1600
        current_machine->reset();
1601
    } else {
1602
        qemu_devices_reset();
1603
    }
1604
    if (report) {
1605
        monitor_protocol_event(QEVENT_RESET, NULL);
1606
    }
1607
    cpu_synchronize_all_post_reset();
1608
}
1609

    
1610
void qemu_system_reset_request(void)
1611
{
1612
    if (no_reboot) {
1613
        shutdown_requested = 1;
1614
    } else {
1615
        reset_requested = 1;
1616
    }
1617
    cpu_stop_current();
1618
    qemu_notify_event();
1619
}
1620

    
1621
static void qemu_system_suspend(void)
1622
{
1623
    pause_all_vcpus();
1624
    notifier_list_notify(&suspend_notifiers, NULL);
1625
    runstate_set(RUN_STATE_SUSPENDED);
1626
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1627
}
1628

    
1629
void qemu_system_suspend_request(void)
1630
{
1631
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1632
        return;
1633
    }
1634
    suspend_requested = 1;
1635
    cpu_stop_current();
1636
    qemu_notify_event();
1637
}
1638

    
1639
void qemu_register_suspend_notifier(Notifier *notifier)
1640
{
1641
    notifier_list_add(&suspend_notifiers, notifier);
1642
}
1643

    
1644
void qemu_system_wakeup_request(WakeupReason reason)
1645
{
1646
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1647
        return;
1648
    }
1649
    if (!(wakeup_reason_mask & (1 << reason))) {
1650
        return;
1651
    }
1652
    runstate_set(RUN_STATE_RUNNING);
1653
    notifier_list_notify(&wakeup_notifiers, &reason);
1654
    wakeup_requested = 1;
1655
    qemu_notify_event();
1656
}
1657

    
1658
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1659
{
1660
    if (enabled) {
1661
        wakeup_reason_mask |= (1 << reason);
1662
    } else {
1663
        wakeup_reason_mask &= ~(1 << reason);
1664
    }
1665
}
1666

    
1667
void qemu_register_wakeup_notifier(Notifier *notifier)
1668
{
1669
    notifier_list_add(&wakeup_notifiers, notifier);
1670
}
1671

    
1672
void qemu_system_killed(int signal, pid_t pid)
1673
{
1674
    shutdown_signal = signal;
1675
    shutdown_pid = pid;
1676
    no_shutdown = 0;
1677
    qemu_system_shutdown_request();
1678
}
1679

    
1680
void qemu_system_shutdown_request(void)
1681
{
1682
    shutdown_requested = 1;
1683
    qemu_notify_event();
1684
}
1685

    
1686
static void qemu_system_powerdown(void)
1687
{
1688
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1689
    notifier_list_notify(&powerdown_notifiers, NULL);
1690
}
1691

    
1692
void qemu_system_powerdown_request(void)
1693
{
1694
    powerdown_requested = 1;
1695
    qemu_notify_event();
1696
}
1697

    
1698
void qemu_register_powerdown_notifier(Notifier *notifier)
1699
{
1700
    notifier_list_add(&powerdown_notifiers, notifier);
1701
}
1702

    
1703
void qemu_system_debug_request(void)
1704
{
1705
    debug_requested = 1;
1706
    qemu_notify_event();
1707
}
1708

    
1709
void qemu_system_vmstop_request(RunState state)
1710
{
1711
    vmstop_requested = state;
1712
    qemu_notify_event();
1713
}
1714

    
1715
static bool main_loop_should_exit(void)
1716
{
1717
    RunState r;
1718
    if (qemu_debug_requested()) {
1719
        vm_stop(RUN_STATE_DEBUG);
1720
    }
1721
    if (qemu_suspend_requested()) {
1722
        qemu_system_suspend();
1723
    }
1724
    if (qemu_shutdown_requested()) {
1725
        qemu_kill_report();
1726
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1727
        if (no_shutdown) {
1728
            vm_stop(RUN_STATE_SHUTDOWN);
1729
        } else {
1730
            return true;
1731
        }
1732
    }
1733
    if (qemu_reset_requested()) {
1734
        pause_all_vcpus();
1735
        cpu_synchronize_all_states();
1736
        qemu_system_reset(VMRESET_REPORT);
1737
        resume_all_vcpus();
1738
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1739
            runstate_check(RUN_STATE_SHUTDOWN)) {
1740
            runstate_set(RUN_STATE_PAUSED);
1741
        }
1742
    }
1743
    if (qemu_wakeup_requested()) {
1744
        pause_all_vcpus();
1745
        cpu_synchronize_all_states();
1746
        qemu_system_reset(VMRESET_SILENT);
1747
        resume_all_vcpus();
1748
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1749
    }
1750
    if (qemu_powerdown_requested()) {
1751
        qemu_system_powerdown();
1752
    }
1753
    if (qemu_vmstop_requested(&r)) {
1754
        vm_stop(r);
1755
    }
1756
    return false;
1757
}
1758

    
1759
static void main_loop(void)
1760
{
1761
    bool nonblocking;
1762
    int last_io = 0;
1763
#ifdef CONFIG_PROFILER
1764
    int64_t ti;
1765
#endif
1766
    do {
1767
        nonblocking = !kvm_enabled() && last_io > 0;
1768
#ifdef CONFIG_PROFILER
1769
        ti = profile_getclock();
1770
#endif
1771
        last_io = main_loop_wait(nonblocking);
1772
#ifdef CONFIG_PROFILER
1773
        dev_time += profile_getclock() - ti;
1774
#endif
1775
    } while (!main_loop_should_exit());
1776
}
1777

    
1778
static void version(void)
1779
{
1780
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1781
}
1782

    
1783
static void help(int exitcode)
1784
{
1785
    version();
1786
    printf("usage: %s [options] [disk_image]\n\n"
1787
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1788
            error_get_progname());
1789

    
1790
#define QEMU_OPTIONS_GENERATE_HELP
1791
#include "qemu-options-wrapper.h"
1792

    
1793
    printf("\nDuring emulation, the following keys are useful:\n"
1794
           "ctrl-alt-f      toggle full screen\n"
1795
           "ctrl-alt-n      switch to virtual console 'n'\n"
1796
           "ctrl-alt        toggle mouse and keyboard grab\n"
1797
           "\n"
1798
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1799

    
1800
    exit(exitcode);
1801
}
1802

    
1803
#define HAS_ARG 0x0001
1804

    
1805
typedef struct QEMUOption {
1806
    const char *name;
1807
    int flags;
1808
    int index;
1809
    uint32_t arch_mask;
1810
} QEMUOption;
1811

    
1812
static const QEMUOption qemu_options[] = {
1813
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1814
#define QEMU_OPTIONS_GENERATE_OPTIONS
1815
#include "qemu-options-wrapper.h"
1816
    { NULL },
1817
};
1818

    
1819
static bool vga_available(void)
1820
{
1821
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1822
}
1823

    
1824
static bool cirrus_vga_available(void)
1825
{
1826
    return object_class_by_name("cirrus-vga")
1827
           || object_class_by_name("isa-cirrus-vga");
1828
}
1829

    
1830
static bool vmware_vga_available(void)
1831
{
1832
    return object_class_by_name("vmware-svga");
1833
}
1834

    
1835
static bool qxl_vga_available(void)
1836
{
1837
    return object_class_by_name("qxl-vga");
1838
}
1839

    
1840
static void select_vgahw (const char *p)
1841
{
1842
    const char *opts;
1843

    
1844
    vga_interface_type = VGA_NONE;
1845
    if (strstart(p, "std", &opts)) {
1846
        if (vga_available()) {
1847
            vga_interface_type = VGA_STD;
1848
        } else {
1849
            fprintf(stderr, "Error: standard VGA not available\n");
1850
            exit(0);
1851
        }
1852
    } else if (strstart(p, "cirrus", &opts)) {
1853
        if (cirrus_vga_available()) {
1854
            vga_interface_type = VGA_CIRRUS;
1855
        } else {
1856
            fprintf(stderr, "Error: Cirrus VGA not available\n");
1857
            exit(0);
1858
        }
1859
    } else if (strstart(p, "vmware", &opts)) {
1860
        if (vmware_vga_available()) {
1861
            vga_interface_type = VGA_VMWARE;
1862
        } else {
1863
            fprintf(stderr, "Error: VMWare SVGA not available\n");
1864
            exit(0);
1865
        }
1866
    } else if (strstart(p, "xenfb", &opts)) {
1867
        vga_interface_type = VGA_XENFB;
1868
    } else if (strstart(p, "qxl", &opts)) {
1869
        if (qxl_vga_available()) {
1870
            vga_interface_type = VGA_QXL;
1871
        } else {
1872
            fprintf(stderr, "Error: QXL VGA not available\n");
1873
            exit(0);
1874
        }
1875
    } else if (!strstart(p, "none", &opts)) {
1876
    invalid_vga:
1877
        fprintf(stderr, "Unknown vga type: %s\n", p);
1878
        exit(1);
1879
    }
1880
    while (*opts) {
1881
        const char *nextopt;
1882

    
1883
        if (strstart(opts, ",retrace=", &nextopt)) {
1884
            opts = nextopt;
1885
            if (strstart(opts, "dumb", &nextopt))
1886
                vga_retrace_method = VGA_RETRACE_DUMB;
1887
            else if (strstart(opts, "precise", &nextopt))
1888
                vga_retrace_method = VGA_RETRACE_PRECISE;
1889
            else goto invalid_vga;
1890
        } else goto invalid_vga;
1891
        opts = nextopt;
1892
    }
1893
}
1894

    
1895
static DisplayType select_display(const char *p)
1896
{
1897
    const char *opts;
1898
    DisplayType display = DT_DEFAULT;
1899

    
1900
    if (strstart(p, "sdl", &opts)) {
1901
#ifdef CONFIG_SDL
1902
        display = DT_SDL;
1903
        while (*opts) {
1904
            const char *nextopt;
1905

    
1906
            if (strstart(opts, ",frame=", &nextopt)) {
1907
                opts = nextopt;
1908
                if (strstart(opts, "on", &nextopt)) {
1909
                    no_frame = 0;
1910
                } else if (strstart(opts, "off", &nextopt)) {
1911
                    no_frame = 1;
1912
                } else {
1913
                    goto invalid_sdl_args;
1914
                }
1915
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1916
                opts = nextopt;
1917
                if (strstart(opts, "on", &nextopt)) {
1918
                    alt_grab = 1;
1919
                } else if (strstart(opts, "off", &nextopt)) {
1920
                    alt_grab = 0;
1921
                } else {
1922
                    goto invalid_sdl_args;
1923
                }
1924
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1925
                opts = nextopt;
1926
                if (strstart(opts, "on", &nextopt)) {
1927
                    ctrl_grab = 1;
1928
                } else if (strstart(opts, "off", &nextopt)) {
1929
                    ctrl_grab = 0;
1930
                } else {
1931
                    goto invalid_sdl_args;
1932
                }
1933
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1934
                opts = nextopt;
1935
                if (strstart(opts, "on", &nextopt)) {
1936
                    no_quit = 0;
1937
                } else if (strstart(opts, "off", &nextopt)) {
1938
                    no_quit = 1;
1939
                } else {
1940
                    goto invalid_sdl_args;
1941
                }
1942
            } else {
1943
            invalid_sdl_args:
1944
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1945
                exit(1);
1946
            }
1947
            opts = nextopt;
1948
        }
1949
#else
1950
        fprintf(stderr, "SDL support is disabled\n");
1951
        exit(1);
1952
#endif
1953
    } else if (strstart(p, "vnc", &opts)) {
1954
#ifdef CONFIG_VNC
1955
        display_remote++;
1956

    
1957
        if (*opts) {
1958
            const char *nextopt;
1959

    
1960
            if (strstart(opts, "=", &nextopt)) {
1961
                vnc_display = nextopt;
1962
            }
1963
        }
1964
        if (!vnc_display) {
1965
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1966
            exit(1);
1967
        }
1968
#else
1969
        fprintf(stderr, "VNC support is disabled\n");
1970
        exit(1);
1971
#endif
1972
    } else if (strstart(p, "curses", &opts)) {
1973
#ifdef CONFIG_CURSES
1974
        display = DT_CURSES;
1975
#else
1976
        fprintf(stderr, "Curses support is disabled\n");
1977
        exit(1);
1978
#endif
1979
    } else if (strstart(p, "none", &opts)) {
1980
        display = DT_NONE;
1981
    } else {
1982
        fprintf(stderr, "Unknown display type: %s\n", p);
1983
        exit(1);
1984
    }
1985

    
1986
    return display;
1987
}
1988

    
1989
static int balloon_parse(const char *arg)
1990
{
1991
    QemuOpts *opts;
1992

    
1993
    if (strcmp(arg, "none") == 0) {
1994
        return 0;
1995
    }
1996

    
1997
    if (!strncmp(arg, "virtio", 6)) {
1998
        if (arg[6] == ',') {
1999
            /* have params -> parse them */
2000
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2001
            if (!opts)
2002
                return  -1;
2003
        } else {
2004
            /* create empty opts */
2005
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0, NULL);
2006
        }
2007
        qemu_opt_set(opts, "driver", "virtio-balloon");
2008
        return 0;
2009
    }
2010

    
2011
    return -1;
2012
}
2013

    
2014
char *qemu_find_file(int type, const char *name)
2015
{
2016
    int len;
2017
    const char *subdir;
2018
    char *buf;
2019

    
2020
    /* Try the name as a straight path first */
2021
    if (access(name, R_OK) == 0) {
2022
        return g_strdup(name);
2023
    }
2024
    switch (type) {
2025
    case QEMU_FILE_TYPE_BIOS:
2026
        subdir = "";
2027
        break;
2028
    case QEMU_FILE_TYPE_KEYMAP:
2029
        subdir = "keymaps/";
2030
        break;
2031
    default:
2032
        abort();
2033
    }
2034
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2035
    buf = g_malloc0(len);
2036
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2037
    if (access(buf, R_OK)) {
2038
        g_free(buf);
2039
        return NULL;
2040
    }
2041
    return buf;
2042
}
2043

    
2044
static int device_help_func(QemuOpts *opts, void *opaque)
2045
{
2046
    return qdev_device_help(opts);
2047
}
2048

    
2049
static int device_init_func(QemuOpts *opts, void *opaque)
2050
{
2051
    DeviceState *dev;
2052

    
2053
    dev = qdev_device_add(opts);
2054
    if (!dev)
2055
        return -1;
2056
    return 0;
2057
}
2058

    
2059
static int chardev_init_func(QemuOpts *opts, void *opaque)
2060
{
2061
    CharDriverState *chr;
2062

    
2063
    chr = qemu_chr_new_from_opts(opts, NULL);
2064
    if (!chr)
2065
        return -1;
2066
    return 0;
2067
}
2068

    
2069
#ifdef CONFIG_VIRTFS
2070
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2071
{
2072
    int ret;
2073
    ret = qemu_fsdev_add(opts);
2074

    
2075
    return ret;
2076
}
2077
#endif
2078

    
2079
static int mon_init_func(QemuOpts *opts, void *opaque)
2080
{
2081
    CharDriverState *chr;
2082
    const char *chardev;
2083
    const char *mode;
2084
    int flags;
2085

    
2086
    mode = qemu_opt_get(opts, "mode");
2087
    if (mode == NULL) {
2088
        mode = "readline";
2089
    }
2090
    if (strcmp(mode, "readline") == 0) {
2091
        flags = MONITOR_USE_READLINE;
2092
    } else if (strcmp(mode, "control") == 0) {
2093
        flags = MONITOR_USE_CONTROL;
2094
    } else {
2095
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2096
        exit(1);
2097
    }
2098

    
2099
    if (qemu_opt_get_bool(opts, "pretty", 0))
2100
        flags |= MONITOR_USE_PRETTY;
2101

    
2102
    if (qemu_opt_get_bool(opts, "default", 0))
2103
        flags |= MONITOR_IS_DEFAULT;
2104

    
2105
    chardev = qemu_opt_get(opts, "chardev");
2106
    chr = qemu_chr_find(chardev);
2107
    if (chr == NULL) {
2108
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2109
        exit(1);
2110
    }
2111

    
2112
    monitor_init(chr, flags);
2113
    return 0;
2114
}
2115

    
2116
static void monitor_parse(const char *optarg, const char *mode)
2117
{
2118
    static int monitor_device_index = 0;
2119
    QemuOpts *opts;
2120
    const char *p;
2121
    char label[32];
2122
    int def = 0;
2123

    
2124
    if (strstart(optarg, "chardev:", &p)) {
2125
        snprintf(label, sizeof(label), "%s", p);
2126
    } else {
2127
        snprintf(label, sizeof(label), "compat_monitor%d",
2128
                 monitor_device_index);
2129
        if (monitor_device_index == 0) {
2130
            def = 1;
2131
        }
2132
        opts = qemu_chr_parse_compat(label, optarg);
2133
        if (!opts) {
2134
            fprintf(stderr, "parse error: %s\n", optarg);
2135
            exit(1);
2136
        }
2137
    }
2138

    
2139
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2140
    if (!opts) {
2141
        fprintf(stderr, "duplicate chardev: %s\n", label);
2142
        exit(1);
2143
    }
2144
    qemu_opt_set(opts, "mode", mode);
2145
    qemu_opt_set(opts, "chardev", label);
2146
    if (def)
2147
        qemu_opt_set(opts, "default", "on");
2148
    monitor_device_index++;
2149
}
2150

    
2151
struct device_config {
2152
    enum {
2153
        DEV_USB,       /* -usbdevice     */
2154
        DEV_BT,        /* -bt            */
2155
        DEV_SERIAL,    /* -serial        */
2156
        DEV_PARALLEL,  /* -parallel      */
2157
        DEV_VIRTCON,   /* -virtioconsole */
2158
        DEV_DEBUGCON,  /* -debugcon */
2159
        DEV_GDB,       /* -gdb, -s */
2160
    } type;
2161
    const char *cmdline;
2162
    Location loc;
2163
    QTAILQ_ENTRY(device_config) next;
2164
};
2165

    
2166
static QTAILQ_HEAD(, device_config) device_configs =
2167
    QTAILQ_HEAD_INITIALIZER(device_configs);
2168

    
2169
static void add_device_config(int type, const char *cmdline)
2170
{
2171
    struct device_config *conf;
2172

    
2173
    conf = g_malloc0(sizeof(*conf));
2174
    conf->type = type;
2175
    conf->cmdline = cmdline;
2176
    loc_save(&conf->loc);
2177
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2178
}
2179

    
2180
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2181
{
2182
    struct device_config *conf;
2183
    int rc;
2184

    
2185
    QTAILQ_FOREACH(conf, &device_configs, next) {
2186
        if (conf->type != type)
2187
            continue;
2188
        loc_push_restore(&conf->loc);
2189
        rc = func(conf->cmdline);
2190
        loc_pop(&conf->loc);
2191
        if (0 != rc)
2192
            return rc;
2193
    }
2194
    return 0;
2195
}
2196

    
2197
static int serial_parse(const char *devname)
2198
{
2199
    static int index = 0;
2200
    char label[32];
2201

    
2202
    if (strcmp(devname, "none") == 0)
2203
        return 0;
2204
    if (index == MAX_SERIAL_PORTS) {
2205
        fprintf(stderr, "qemu: too many serial ports\n");
2206
        exit(1);
2207
    }
2208
    snprintf(label, sizeof(label), "serial%d", index);
2209
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2210
    if (!serial_hds[index]) {
2211
        fprintf(stderr, "qemu: could not connect serial device"
2212
                " to character backend '%s'\n", devname);
2213
        return -1;
2214
    }
2215
    index++;
2216
    return 0;
2217
}
2218

    
2219
static int parallel_parse(const char *devname)
2220
{
2221
    static int index = 0;
2222
    char label[32];
2223

    
2224
    if (strcmp(devname, "none") == 0)
2225
        return 0;
2226
    if (index == MAX_PARALLEL_PORTS) {
2227
        fprintf(stderr, "qemu: too many parallel ports\n");
2228
        exit(1);
2229
    }
2230
    snprintf(label, sizeof(label), "parallel%d", index);
2231
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2232
    if (!parallel_hds[index]) {
2233
        fprintf(stderr, "qemu: could not connect parallel device"
2234
                " to character backend '%s'\n", devname);
2235
        return -1;
2236
    }
2237
    index++;
2238
    return 0;
2239
}
2240

    
2241
static int virtcon_parse(const char *devname)
2242
{
2243
    QemuOptsList *device = qemu_find_opts("device");
2244
    static int index = 0;
2245
    char label[32];
2246
    QemuOpts *bus_opts, *dev_opts;
2247

    
2248
    if (strcmp(devname, "none") == 0)
2249
        return 0;
2250
    if (index == MAX_VIRTIO_CONSOLES) {
2251
        fprintf(stderr, "qemu: too many virtio consoles\n");
2252
        exit(1);
2253
    }
2254

    
2255
    bus_opts = qemu_opts_create(device, NULL, 0, NULL);
2256
    if (arch_type == QEMU_ARCH_S390X) {
2257
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2258
    } else {
2259
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2260
    } 
2261

    
2262
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2263
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2264

    
2265
    snprintf(label, sizeof(label), "virtcon%d", index);
2266
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2267
    if (!virtcon_hds[index]) {
2268
        fprintf(stderr, "qemu: could not connect virtio console"
2269
                " to character backend '%s'\n", devname);
2270
        return -1;
2271
    }
2272
    qemu_opt_set(dev_opts, "chardev", label);
2273

    
2274
    index++;
2275
    return 0;
2276
}
2277

    
2278
static int debugcon_parse(const char *devname)
2279
{   
2280
    QemuOpts *opts;
2281

    
2282
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2283
        exit(1);
2284
    }
2285
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2286
    if (!opts) {
2287
        fprintf(stderr, "qemu: already have a debugcon device\n");
2288
        exit(1);
2289
    }
2290
    qemu_opt_set(opts, "driver", "isa-debugcon");
2291
    qemu_opt_set(opts, "chardev", "debugcon");
2292
    return 0;
2293
}
2294

    
2295
static QEMUMachine *machine_parse(const char *name)
2296
{
2297
    QEMUMachine *m, *machine = NULL;
2298

    
2299
    if (name) {
2300
        machine = find_machine(name);
2301
    }
2302
    if (machine) {
2303
        return machine;
2304
    }
2305
    printf("Supported machines are:\n");
2306
    for (m = first_machine; m != NULL; m = m->next) {
2307
        if (m->alias) {
2308
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2309
        }
2310
        printf("%-20s %s%s\n", m->name, m->desc,
2311
               m->is_default ? " (default)" : "");
2312
    }
2313
    exit(!name || !is_help_option(name));
2314
}
2315

    
2316
static int tcg_init(void)
2317
{
2318
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2319
    return 0;
2320
}
2321

    
2322
static struct {
2323
    const char *opt_name;
2324
    const char *name;
2325
    int (*available)(void);
2326
    int (*init)(void);
2327
    int *allowed;
2328
} accel_list[] = {
2329
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2330
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2331
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2332
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2333
};
2334

    
2335
static int configure_accelerator(void)
2336
{
2337
    const char *p = NULL;
2338
    char buf[10];
2339
    int i, ret;
2340
    bool accel_initialised = 0;
2341
    bool init_failed = 0;
2342

    
2343
    QemuOptsList *list = qemu_find_opts("machine");
2344
    if (!QTAILQ_EMPTY(&list->head)) {
2345
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2346
    }
2347

    
2348
    if (p == NULL) {
2349
        /* Use the default "accelerator", tcg */
2350
        p = "tcg";
2351
    }
2352

    
2353
    while (!accel_initialised && *p != '\0') {
2354
        if (*p == ':') {
2355
            p++;
2356
        }
2357
        p = get_opt_name(buf, sizeof (buf), p, ':');
2358
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2359
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2360
                *(accel_list[i].allowed) = 1;
2361
                ret = accel_list[i].init();
2362
                if (ret < 0) {
2363
                    init_failed = 1;
2364
                    if (!accel_list[i].available()) {
2365
                        printf("%s not supported for this target\n",
2366
                               accel_list[i].name);
2367
                    } else {
2368
                        fprintf(stderr, "failed to initialize %s: %s\n",
2369
                                accel_list[i].name,
2370
                                strerror(-ret));
2371
                    }
2372
                    *(accel_list[i].allowed) = 0;
2373
                } else {
2374
                    accel_initialised = 1;
2375
                }
2376
                break;
2377
            }
2378
        }
2379
        if (i == ARRAY_SIZE(accel_list)) {
2380
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2381
        }
2382
    }
2383

    
2384
    if (!accel_initialised) {
2385
        fprintf(stderr, "No accelerator found!\n");
2386
        exit(1);
2387
    }
2388

    
2389
    if (init_failed) {
2390
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2391
    }
2392

    
2393
    return !accel_initialised;
2394
}
2395

    
2396
void qemu_add_exit_notifier(Notifier *notify)
2397
{
2398
    notifier_list_add(&exit_notifiers, notify);
2399
}
2400

    
2401
void qemu_remove_exit_notifier(Notifier *notify)
2402
{
2403
    notifier_remove(notify);
2404
}
2405

    
2406
static void qemu_run_exit_notifiers(void)
2407
{
2408
    notifier_list_notify(&exit_notifiers, NULL);
2409
}
2410

    
2411
void qemu_add_machine_init_done_notifier(Notifier *notify)
2412
{
2413
    notifier_list_add(&machine_init_done_notifiers, notify);
2414
}
2415

    
2416
static void qemu_run_machine_init_done_notifiers(void)
2417
{
2418
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2419
}
2420

    
2421
static const QEMUOption *lookup_opt(int argc, char **argv,
2422
                                    const char **poptarg, int *poptind)
2423
{
2424
    const QEMUOption *popt;
2425
    int optind = *poptind;
2426
    char *r = argv[optind];
2427
    const char *optarg;
2428

    
2429
    loc_set_cmdline(argv, optind, 1);
2430
    optind++;
2431
    /* Treat --foo the same as -foo.  */
2432
    if (r[1] == '-')
2433
        r++;
2434
    popt = qemu_options;
2435
    for(;;) {
2436
        if (!popt->name) {
2437
            error_report("invalid option");
2438
            exit(1);
2439
        }
2440
        if (!strcmp(popt->name, r + 1))
2441
            break;
2442
        popt++;
2443
    }
2444
    if (popt->flags & HAS_ARG) {
2445
        if (optind >= argc) {
2446
            error_report("requires an argument");
2447
            exit(1);
2448
        }
2449
        optarg = argv[optind++];
2450
        loc_set_cmdline(argv, optind - 2, 2);
2451
    } else {
2452
        optarg = NULL;
2453
    }
2454

    
2455
    *poptarg = optarg;
2456
    *poptind = optind;
2457

    
2458
    return popt;
2459
}
2460

    
2461
static gpointer malloc_and_trace(gsize n_bytes)
2462
{
2463
    void *ptr = malloc(n_bytes);
2464
    trace_g_malloc(n_bytes, ptr);
2465
    return ptr;
2466
}
2467

    
2468
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2469
{
2470
    void *ptr = realloc(mem, n_bytes);
2471
    trace_g_realloc(mem, n_bytes, ptr);
2472
    return ptr;
2473
}
2474

    
2475
static void free_and_trace(gpointer mem)
2476
{
2477
    trace_g_free(mem);
2478
    free(mem);
2479
}
2480

    
2481
static int object_set_property(const char *name, const char *value, void *opaque)
2482
{
2483
    Object *obj = OBJECT(opaque);
2484
    StringInputVisitor *siv;
2485
    Error *local_err = NULL;
2486

    
2487
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2488
        return 0;
2489
    }
2490

    
2491
    siv = string_input_visitor_new(value);
2492
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2493
    string_input_visitor_cleanup(siv);
2494

    
2495
    if (local_err) {
2496
        qerror_report_err(local_err);
2497
        error_free(local_err);
2498
        return -1;
2499
    }
2500

    
2501
    return 0;
2502
}
2503

    
2504
static int object_create(QemuOpts *opts, void *opaque)
2505
{
2506
    const char *type = qemu_opt_get(opts, "qom-type");
2507
    const char *id = qemu_opts_id(opts);
2508
    Object *obj;
2509

    
2510
    g_assert(type != NULL);
2511

    
2512
    if (id == NULL) {
2513
        qerror_report(QERR_MISSING_PARAMETER, "id");
2514
        return -1;
2515
    }
2516

    
2517
    obj = object_new(type);
2518
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2519
        return -1;
2520
    }
2521

    
2522
    object_property_add_child(container_get(object_get_root(), "/objects"),
2523
                              id, obj, NULL);
2524

    
2525
    return 0;
2526
}
2527

    
2528
int main(int argc, char **argv, char **envp)
2529
{
2530
    int i;
2531
    int snapshot, linux_boot;
2532
    const char *icount_option = NULL;
2533
    const char *initrd_filename;
2534
    const char *kernel_filename, *kernel_cmdline;
2535
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2536
    DisplayState *ds;
2537
    int cyls, heads, secs, translation;
2538
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2539
    QemuOptsList *olist;
2540
    int optind;
2541
    const char *optarg;
2542
    const char *loadvm = NULL;
2543
    QEMUMachine *machine;
2544
    const char *cpu_model;
2545
    const char *vga_model = "none";
2546
    const char *pid_file = NULL;
2547
    const char *incoming = NULL;
2548
#ifdef CONFIG_VNC
2549
    int show_vnc_port = 0;
2550
#endif
2551
    bool defconfig = true;
2552
    bool userconfig = true;
2553
    const char *log_mask = NULL;
2554
    const char *log_file = NULL;
2555
    GMemVTable mem_trace = {
2556
        .malloc = malloc_and_trace,
2557
        .realloc = realloc_and_trace,
2558
        .free = free_and_trace,
2559
    };
2560
    const char *trace_events = NULL;
2561
    const char *trace_file = NULL;
2562

    
2563
    atexit(qemu_run_exit_notifiers);
2564
    error_set_progname(argv[0]);
2565

    
2566
    g_mem_set_vtable(&mem_trace);
2567
    if (!g_thread_supported()) {
2568
#if !GLIB_CHECK_VERSION(2, 31, 0)
2569
        g_thread_init(NULL);
2570
#else
2571
        fprintf(stderr, "glib threading failed to initialize.\n");
2572
        exit(1);
2573
#endif
2574
    }
2575

    
2576
    module_call_init(MODULE_INIT_QOM);
2577

    
2578
    runstate_init();
2579

    
2580
    init_clocks();
2581
    rtc_clock = host_clock;
2582

    
2583
    qemu_cache_utils_init(envp);
2584

    
2585
    QLIST_INIT (&vm_change_state_head);
2586
    os_setup_early_signal_handling();
2587

    
2588
    module_call_init(MODULE_INIT_MACHINE);
2589
    machine = find_default_machine();
2590
    cpu_model = NULL;
2591
    ram_size = 0;
2592
    snapshot = 0;
2593
    cyls = heads = secs = 0;
2594
    translation = BIOS_ATA_TRANSLATION_AUTO;
2595

    
2596
    for (i = 0; i < MAX_NODES; i++) {
2597
        node_mem[i] = 0;
2598
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2599
    }
2600

    
2601
    nb_numa_nodes = 0;
2602
    nb_nics = 0;
2603

    
2604
    autostart= 1;
2605

    
2606
    /* first pass of option parsing */
2607
    optind = 1;
2608
    while (optind < argc) {
2609
        if (argv[optind][0] != '-') {
2610
            /* disk image */
2611
            optind++;
2612
            continue;
2613
        } else {
2614
            const QEMUOption *popt;
2615

    
2616
            popt = lookup_opt(argc, argv, &optarg, &optind);
2617
            switch (popt->index) {
2618
            case QEMU_OPTION_nodefconfig:
2619
                defconfig = false;
2620
                break;
2621
            case QEMU_OPTION_nouserconfig:
2622
                userconfig = false;
2623
                break;
2624
            }
2625
        }
2626
    }
2627

    
2628
    if (defconfig) {
2629
        int ret;
2630
        ret = qemu_read_default_config_files(userconfig);
2631
        if (ret < 0) {
2632
            exit(1);
2633
        }
2634
    }
2635

    
2636
    /* second pass of option parsing */
2637
    optind = 1;
2638
    for(;;) {
2639
        if (optind >= argc)
2640
            break;
2641
        if (argv[optind][0] != '-') {
2642
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2643
        } else {
2644
            const QEMUOption *popt;
2645

    
2646
            popt = lookup_opt(argc, argv, &optarg, &optind);
2647
            if (!(popt->arch_mask & arch_type)) {
2648
                printf("Option %s not supported for this target\n", popt->name);
2649
                exit(1);
2650
            }
2651
            switch(popt->index) {
2652
            case QEMU_OPTION_M:
2653
                machine = machine_parse(optarg);
2654
                break;
2655
            case QEMU_OPTION_no_kvm_irqchip: {
2656
                olist = qemu_find_opts("machine");
2657
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2658
                break;
2659
            }
2660
            case QEMU_OPTION_cpu:
2661
                /* hw initialization will check this */
2662
                cpu_model = optarg;
2663
                break;
2664
            case QEMU_OPTION_hda:
2665
                {
2666
                    char buf[256];
2667
                    if (cyls == 0)
2668
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2669
                    else
2670
                        snprintf(buf, sizeof(buf),
2671
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2672
                                 HD_OPTS , cyls, heads, secs,
2673
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2674
                                 ",trans=lba" :
2675
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2676
                                 ",trans=none" : "");
2677
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2678
                    break;
2679
                }
2680
            case QEMU_OPTION_hdb:
2681
            case QEMU_OPTION_hdc:
2682
            case QEMU_OPTION_hdd:
2683
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2684
                          HD_OPTS);
2685
                break;
2686
            case QEMU_OPTION_drive:
2687
                if (drive_def(optarg) == NULL) {
2688
                    exit(1);
2689
                }
2690
                break;
2691
            case QEMU_OPTION_set:
2692
                if (qemu_set_option(optarg) != 0)
2693
                    exit(1);
2694
                break;
2695
            case QEMU_OPTION_global:
2696
                if (qemu_global_option(optarg) != 0)
2697
                    exit(1);
2698
                break;
2699
            case QEMU_OPTION_mtdblock:
2700
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2701
                break;
2702
            case QEMU_OPTION_sd:
2703
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2704
                break;
2705
            case QEMU_OPTION_pflash:
2706
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2707
                break;
2708
            case QEMU_OPTION_snapshot:
2709
                snapshot = 1;
2710
                break;
2711
            case QEMU_OPTION_hdachs:
2712
                {
2713
                    const char *p;
2714
                    p = optarg;
2715
                    cyls = strtol(p, (char **)&p, 0);
2716
                    if (cyls < 1 || cyls > 16383)
2717
                        goto chs_fail;
2718
                    if (*p != ',')
2719
                        goto chs_fail;
2720
                    p++;
2721
                    heads = strtol(p, (char **)&p, 0);
2722
                    if (heads < 1 || heads > 16)
2723
                        goto chs_fail;
2724
                    if (*p != ',')
2725
                        goto chs_fail;
2726
                    p++;
2727
                    secs = strtol(p, (char **)&p, 0);
2728
                    if (secs < 1 || secs > 63)
2729
                        goto chs_fail;
2730
                    if (*p == ',') {
2731
                        p++;
2732
                        if (!strcmp(p, "none"))
2733
                            translation = BIOS_ATA_TRANSLATION_NONE;
2734
                        else if (!strcmp(p, "lba"))
2735
                            translation = BIOS_ATA_TRANSLATION_LBA;
2736
                        else if (!strcmp(p, "auto"))
2737
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2738
                        else
2739
                            goto chs_fail;
2740
                    } else if (*p != '\0') {
2741
                    chs_fail:
2742
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2743
                        exit(1);
2744
                    }
2745
                    if (hda_opts != NULL) {
2746
                        char num[16];
2747
                        snprintf(num, sizeof(num), "%d", cyls);
2748
                        qemu_opt_set(hda_opts, "cyls", num);
2749
                        snprintf(num, sizeof(num), "%d", heads);
2750
                        qemu_opt_set(hda_opts, "heads", num);
2751
                        snprintf(num, sizeof(num), "%d", secs);
2752
                        qemu_opt_set(hda_opts, "secs", num);
2753
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2754
                            qemu_opt_set(hda_opts, "trans", "lba");
2755
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2756
                            qemu_opt_set(hda_opts, "trans", "none");
2757
                    }
2758
                }
2759
                break;
2760
            case QEMU_OPTION_numa:
2761
                if (nb_numa_nodes >= MAX_NODES) {
2762
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2763
                    exit(1);
2764
                }
2765
                numa_add(optarg);
2766
                break;
2767
            case QEMU_OPTION_display:
2768
                display_type = select_display(optarg);
2769
                break;
2770
            case QEMU_OPTION_nographic:
2771
                display_type = DT_NOGRAPHIC;
2772
                break;
2773
            case QEMU_OPTION_curses:
2774
#ifdef CONFIG_CURSES
2775
                display_type = DT_CURSES;
2776
#else
2777
                fprintf(stderr, "Curses support is disabled\n");
2778
                exit(1);
2779
#endif
2780
                break;
2781
            case QEMU_OPTION_portrait:
2782
                graphic_rotate = 90;
2783
                break;
2784
            case QEMU_OPTION_rotate:
2785
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2786
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
2787
                    graphic_rotate != 180 && graphic_rotate != 270) {
2788
                    fprintf(stderr,
2789
                        "qemu: only 90, 180, 270 deg rotation is available\n");
2790
                    exit(1);
2791
                }
2792
                break;
2793
            case QEMU_OPTION_kernel:
2794
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2795
                break;
2796
            case QEMU_OPTION_initrd:
2797
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2798
                break;
2799
            case QEMU_OPTION_append:
2800
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2801
                break;
2802
            case QEMU_OPTION_dtb:
2803
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2804
                break;
2805
            case QEMU_OPTION_cdrom:
2806
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2807
                break;
2808
            case QEMU_OPTION_boot:
2809
                {
2810
                    static const char * const params[] = {
2811
                        "order", "once", "menu",
2812
                        "splash", "splash-time",
2813
                        "reboot-timeout", NULL
2814
                    };
2815
                    char buf[sizeof(boot_devices)];
2816
                    char *standard_boot_devices;
2817
                    int legacy = 0;
2818

    
2819
                    if (!strchr(optarg, '=')) {
2820
                        legacy = 1;
2821
                        pstrcpy(buf, sizeof(buf), optarg);
2822
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2823
                        fprintf(stderr,
2824
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2825
                                buf, optarg);
2826
                        exit(1);
2827
                    }
2828

    
2829
                    if (legacy ||
2830
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2831
                        validate_bootdevices(buf);
2832
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2833
                    }
2834
                    if (!legacy) {
2835
                        if (get_param_value(buf, sizeof(buf),
2836
                                            "once", optarg)) {
2837
                            validate_bootdevices(buf);
2838
                            standard_boot_devices = g_strdup(boot_devices);
2839
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2840
                            qemu_register_reset(restore_boot_devices,
2841
                                                standard_boot_devices);
2842
                        }
2843
                        if (get_param_value(buf, sizeof(buf),
2844
                                            "menu", optarg)) {
2845
                            if (!strcmp(buf, "on")) {
2846
                                boot_menu = 1;
2847
                            } else if (!strcmp(buf, "off")) {
2848
                                boot_menu = 0;
2849
                            } else {
2850
                                fprintf(stderr,
2851
                                        "qemu: invalid option value '%s'\n",
2852
                                        buf);
2853
                                exit(1);
2854
                            }
2855
                        }
2856
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
2857
                                        optarg, 0);
2858
                    }
2859
                }
2860
                break;
2861
            case QEMU_OPTION_fda:
2862
            case QEMU_OPTION_fdb:
2863
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2864
                          optarg, FD_OPTS);
2865
                break;
2866
            case QEMU_OPTION_no_fd_bootchk:
2867
                fd_bootchk = 0;
2868
                break;
2869
            case QEMU_OPTION_netdev:
2870
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2871
                    exit(1);
2872
                }
2873
                break;
2874
            case QEMU_OPTION_net:
2875
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2876
                    exit(1);
2877
                }
2878
                break;
2879
#ifdef CONFIG_LIBISCSI
2880
            case QEMU_OPTION_iscsi:
2881
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2882
                if (!opts) {
2883
                    exit(1);
2884
                }
2885
                break;
2886
#endif
2887
#ifdef CONFIG_SLIRP
2888
            case QEMU_OPTION_tftp:
2889
                legacy_tftp_prefix = optarg;
2890
                break;
2891
            case QEMU_OPTION_bootp:
2892
                legacy_bootp_filename = optarg;
2893
                break;
2894
            case QEMU_OPTION_redir:
2895
                if (net_slirp_redir(optarg) < 0)
2896
                    exit(1);
2897
                break;
2898
#endif
2899
            case QEMU_OPTION_bt:
2900
                add_device_config(DEV_BT, optarg);
2901
                break;
2902
            case QEMU_OPTION_audio_help:
2903
                if (!(audio_available())) {
2904
                    printf("Option %s not supported for this target\n", popt->name);
2905
                    exit(1);
2906
                }
2907
                AUD_help ();
2908
                exit (0);
2909
                break;
2910
            case QEMU_OPTION_soundhw:
2911
                if (!(audio_available())) {
2912
                    printf("Option %s not supported for this target\n", popt->name);
2913
                    exit(1);
2914
                }
2915
                select_soundhw (optarg);
2916
                break;
2917
            case QEMU_OPTION_h:
2918
                help(0);
2919
                break;
2920
            case QEMU_OPTION_version:
2921
                version();
2922
                exit(0);
2923
                break;
2924
            case QEMU_OPTION_m: {
2925
                int64_t value;
2926
                uint64_t sz;
2927
                char *end;
2928

    
2929
                value = strtosz(optarg, &end);
2930
                if (value < 0 || *end) {
2931
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2932
                    exit(1);
2933
                }
2934
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
2935
                ram_size = sz;
2936
                if (ram_size != sz) {
2937
                    fprintf(stderr, "qemu: ram size too large\n");
2938
                    exit(1);
2939
                }
2940
                break;
2941
            }
2942
            case QEMU_OPTION_mempath:
2943
                mem_path = optarg;
2944
                break;
2945
#ifdef MAP_POPULATE
2946
            case QEMU_OPTION_mem_prealloc:
2947
                mem_prealloc = 1;
2948
                break;
2949
#endif
2950
            case QEMU_OPTION_d:
2951
                log_mask = optarg;
2952
                break;
2953
            case QEMU_OPTION_D:
2954
                log_file = optarg;
2955
                break;
2956
            case QEMU_OPTION_s:
2957
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
2958
                break;
2959
            case QEMU_OPTION_gdb:
2960
                add_device_config(DEV_GDB, optarg);
2961
                break;
2962
            case QEMU_OPTION_L:
2963
                data_dir = optarg;
2964
                break;
2965
            case QEMU_OPTION_bios:
2966
                bios_name = optarg;
2967
                break;
2968
            case QEMU_OPTION_singlestep:
2969
                singlestep = 1;
2970
                break;
2971
            case QEMU_OPTION_S:
2972
                autostart = 0;
2973
                break;
2974
            case QEMU_OPTION_k:
2975
                keyboard_layout = optarg;
2976
                break;
2977
            case QEMU_OPTION_localtime:
2978
                rtc_utc = 0;
2979
                break;
2980
            case QEMU_OPTION_vga:
2981
                vga_model = optarg;
2982
                default_vga = 0;
2983
                break;
2984
            case QEMU_OPTION_g:
2985
                {
2986
                    const char *p;
2987
                    int w, h, depth;
2988
                    p = optarg;
2989
                    w = strtol(p, (char **)&p, 10);
2990
                    if (w <= 0) {
2991
                    graphic_error:
2992
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2993
                        exit(1);
2994
                    }
2995
                    if (*p != 'x')
2996
                        goto graphic_error;
2997
                    p++;
2998
                    h = strtol(p, (char **)&p, 10);
2999
                    if (h <= 0)
3000
                        goto graphic_error;
3001
                    if (*p == 'x') {
3002
                        p++;
3003
                        depth = strtol(p, (char **)&p, 10);
3004
                        if (depth != 8 && depth != 15 && depth != 16 &&
3005
                            depth != 24 && depth != 32)
3006
                            goto graphic_error;
3007
                    } else if (*p == '\0') {
3008
                        depth = graphic_depth;
3009
                    } else {
3010
                        goto graphic_error;
3011
                    }
3012

    
3013
                    graphic_width = w;
3014
                    graphic_height = h;
3015
                    graphic_depth = depth;
3016
                }
3017
                break;
3018
            case QEMU_OPTION_echr:
3019
                {
3020
                    char *r;
3021
                    term_escape_char = strtol(optarg, &r, 0);
3022
                    if (r == optarg)
3023
                        printf("Bad argument to echr\n");
3024
                    break;
3025
                }
3026
            case QEMU_OPTION_monitor:
3027
                monitor_parse(optarg, "readline");
3028
                default_monitor = 0;
3029
                break;
3030
            case QEMU_OPTION_qmp:
3031
                monitor_parse(optarg, "control");
3032
                default_monitor = 0;
3033
                break;
3034
            case QEMU_OPTION_mon:
3035
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3036
                if (!opts) {
3037
                    exit(1);
3038
                }
3039
                default_monitor = 0;
3040
                break;
3041
            case QEMU_OPTION_chardev:
3042
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3043
                if (!opts) {
3044
                    exit(1);
3045
                }
3046
                break;
3047
            case QEMU_OPTION_fsdev:
3048
                olist = qemu_find_opts("fsdev");
3049
                if (!olist) {
3050
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3051
                    exit(1);
3052
                }
3053
                opts = qemu_opts_parse(olist, optarg, 1);
3054
                if (!opts) {
3055
                    fprintf(stderr, "parse error: %s\n", optarg);
3056
                    exit(1);
3057
                }
3058
                break;
3059
            case QEMU_OPTION_virtfs: {
3060
                QemuOpts *fsdev;
3061
                QemuOpts *device;
3062
                const char *writeout, *sock_fd, *socket;
3063

    
3064
                olist = qemu_find_opts("virtfs");
3065
                if (!olist) {
3066
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3067
                    exit(1);
3068
                }
3069
                opts = qemu_opts_parse(olist, optarg, 1);
3070
                if (!opts) {
3071
                    fprintf(stderr, "parse error: %s\n", optarg);
3072
                    exit(1);
3073
                }
3074

    
3075
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3076
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3077
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3078
                    exit(1);
3079
                }
3080
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3081
                                         qemu_opt_get(opts, "mount_tag"),
3082
                                         1, NULL);
3083
                if (!fsdev) {
3084
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3085
                            qemu_opt_get(opts, "mount_tag"));
3086
                    exit(1);
3087
                }
3088

    
3089
                writeout = qemu_opt_get(opts, "writeout");
3090
                if (writeout) {
3091
#ifdef CONFIG_SYNC_FILE_RANGE
3092
                    qemu_opt_set(fsdev, "writeout", writeout);
3093
#else
3094
                    fprintf(stderr, "writeout=immediate not supported on "
3095
                            "this platform\n");
3096
                    exit(1);
3097
#endif
3098
                }
3099
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3100
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3101
                qemu_opt_set(fsdev, "security_model",
3102
                             qemu_opt_get(opts, "security_model"));
3103
                socket = qemu_opt_get(opts, "socket");
3104
                if (socket) {
3105
                    qemu_opt_set(fsdev, "socket", socket);
3106
                }
3107
                sock_fd = qemu_opt_get(opts, "sock_fd");
3108
                if (sock_fd) {
3109
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3110
                }
3111

    
3112
                qemu_opt_set_bool(fsdev, "readonly",
3113
                                qemu_opt_get_bool(opts, "readonly", 0));
3114
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3115
                                          NULL);
3116
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3117
                qemu_opt_set(device, "fsdev",
3118
                             qemu_opt_get(opts, "mount_tag"));
3119
                qemu_opt_set(device, "mount_tag",
3120
                             qemu_opt_get(opts, "mount_tag"));
3121
                break;
3122
            }
3123
            case QEMU_OPTION_virtfs_synth: {
3124
                QemuOpts *fsdev;
3125
                QemuOpts *device;
3126

    
3127
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3128
                                         1, NULL);
3129
                if (!fsdev) {
3130
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3131
                    exit(1);
3132
                }
3133
                qemu_opt_set(fsdev, "fsdriver", "synth");
3134

    
3135
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3136
                                          NULL);
3137
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3138
                qemu_opt_set(device, "fsdev", "v_synth");
3139
                qemu_opt_set(device, "mount_tag", "v_synth");
3140
                break;
3141
            }
3142
            case QEMU_OPTION_serial:
3143
                add_device_config(DEV_SERIAL, optarg);
3144
                default_serial = 0;
3145
                if (strncmp(optarg, "mon:", 4) == 0) {
3146
                    default_monitor = 0;
3147
                }
3148
                break;
3149
            case QEMU_OPTION_watchdog:
3150
                if (watchdog) {
3151
                    fprintf(stderr,
3152
                            "qemu: only one watchdog option may be given\n");
3153
                    return 1;
3154
                }
3155
                watchdog = optarg;
3156
                break;
3157
            case QEMU_OPTION_watchdog_action:
3158
                if (select_watchdog_action(optarg) == -1) {
3159
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3160
                    exit(1);
3161
                }
3162
                break;
3163
            case QEMU_OPTION_virtiocon:
3164
                add_device_config(DEV_VIRTCON, optarg);
3165
                default_virtcon = 0;
3166
                if (strncmp(optarg, "mon:", 4) == 0) {
3167
                    default_monitor = 0;
3168
                }
3169
                break;
3170
            case QEMU_OPTION_parallel:
3171
                add_device_config(DEV_PARALLEL, optarg);
3172
                default_parallel = 0;
3173
                if (strncmp(optarg, "mon:", 4) == 0) {
3174
                    default_monitor = 0;
3175
                }
3176
                break;
3177
            case QEMU_OPTION_debugcon:
3178
                add_device_config(DEV_DEBUGCON, optarg);
3179
                break;
3180
            case QEMU_OPTION_loadvm:
3181
                loadvm = optarg;
3182
                break;
3183
            case QEMU_OPTION_full_screen:
3184
                full_screen = 1;
3185
                break;
3186
#ifdef CONFIG_SDL
3187
            case QEMU_OPTION_no_frame:
3188
                no_frame = 1;
3189
                break;
3190
            case QEMU_OPTION_alt_grab:
3191
                alt_grab = 1;
3192
                break;
3193
            case QEMU_OPTION_ctrl_grab:
3194
                ctrl_grab = 1;
3195
                break;
3196
            case QEMU_OPTION_no_quit:
3197
                no_quit = 1;
3198
                break;
3199
            case QEMU_OPTION_sdl:
3200
                display_type = DT_SDL;
3201
                break;
3202
#else
3203
            case QEMU_OPTION_no_frame:
3204
            case QEMU_OPTION_alt_grab:
3205
            case QEMU_OPTION_ctrl_grab:
3206
            case QEMU_OPTION_no_quit:
3207
            case QEMU_OPTION_sdl:
3208
                fprintf(stderr, "SDL support is disabled\n");
3209
                exit(1);
3210
#endif
3211
            case QEMU_OPTION_pidfile:
3212
                pid_file = optarg;
3213
                break;
3214
            case QEMU_OPTION_win2k_hack:
3215
                win2k_install_hack = 1;
3216
                break;
3217
            case QEMU_OPTION_rtc_td_hack: {
3218
                static GlobalProperty slew_lost_ticks[] = {
3219
                    {
3220
                        .driver   = "mc146818rtc",
3221
                        .property = "lost_tick_policy",
3222
                        .value    = "slew",
3223
                    },
3224
                    { /* end of list */ }
3225
                };
3226

    
3227
                qdev_prop_register_global_list(slew_lost_ticks);
3228
                break;
3229
            }
3230
            case QEMU_OPTION_acpitable:
3231
                do_acpitable_option(optarg);
3232
                break;
3233
            case QEMU_OPTION_smbios:
3234
                do_smbios_option(optarg);
3235
                break;
3236
            case QEMU_OPTION_enable_kvm:
3237
                olist = qemu_find_opts("machine");
3238
                qemu_opts_parse(olist, "accel=kvm", 0);
3239
                break;
3240
            case QEMU_OPTION_machine:
3241
                olist = qemu_find_opts("machine");
3242
                opts = qemu_opts_parse(olist, optarg, 1);
3243
                if (!opts) {
3244
                    fprintf(stderr, "parse error: %s\n", optarg);
3245
                    exit(1);
3246
                }
3247
                optarg = qemu_opt_get(opts, "type");
3248
                if (optarg) {
3249
                    machine = machine_parse(optarg);
3250
                }
3251
                break;
3252
             case QEMU_OPTION_no_kvm:
3253
                olist = qemu_find_opts("machine");
3254
                qemu_opts_parse(olist, "accel=tcg", 0);
3255
                break;
3256
            case QEMU_OPTION_no_kvm_pit: {
3257
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3258
                                "separately.\n");
3259
                break;
3260
            }
3261
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3262
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3263
                    {
3264
                        .driver   = "kvm-pit",
3265
                        .property = "lost_tick_policy",
3266
                        .value    = "discard",
3267
                    },
3268
                    { /* end of list */ }
3269
                };
3270

    
3271
                fprintf(stderr, "Warning: option deprecated, use "
3272
                        "lost_tick_policy property of kvm-pit instead.\n");
3273
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3274
                break;
3275
            }
3276
            case QEMU_OPTION_usb:
3277
                olist = qemu_find_opts("machine");
3278
                qemu_opts_parse(olist, "usb=on", 0);
3279
                break;
3280
            case QEMU_OPTION_usbdevice:
3281
                olist = qemu_find_opts("machine");
3282
                qemu_opts_parse(olist, "usb=on", 0);
3283
                add_device_config(DEV_USB, optarg);
3284
                break;
3285
            case QEMU_OPTION_device:
3286
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3287
                    exit(1);
3288
                }
3289
                break;
3290
            case QEMU_OPTION_smp:
3291
                smp_parse(optarg);
3292
                if (smp_cpus < 1) {
3293
                    fprintf(stderr, "Invalid number of CPUs\n");
3294
                    exit(1);
3295
                }
3296
                if (max_cpus < smp_cpus) {
3297
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3298
                            "smp\n");
3299
                    exit(1);
3300
                }
3301
                if (max_cpus > 255) {
3302
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3303
                    exit(1);
3304
                }
3305
                break;
3306
            case QEMU_OPTION_vnc:
3307
#ifdef CONFIG_VNC
3308
                display_remote++;
3309
                vnc_display = optarg;
3310
#else
3311
                fprintf(stderr, "VNC support is disabled\n");
3312
                exit(1);
3313
#endif
3314
                break;
3315
            case QEMU_OPTION_no_acpi:
3316
                acpi_enabled = 0;
3317
                break;
3318
            case QEMU_OPTION_no_hpet:
3319
                no_hpet = 1;
3320
                break;
3321
            case QEMU_OPTION_balloon:
3322
                if (balloon_parse(optarg) < 0) {
3323
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3324
                    exit(1);
3325
                }
3326
                break;
3327
            case QEMU_OPTION_no_reboot:
3328
                no_reboot = 1;
3329
                break;
3330
            case QEMU_OPTION_no_shutdown:
3331
                no_shutdown = 1;
3332
                break;
3333
            case QEMU_OPTION_show_cursor:
3334
                cursor_hide = 0;
3335
                break;
3336
            case QEMU_OPTION_uuid:
3337
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3338
                    fprintf(stderr, "Fail to parse UUID string."
3339
                            " Wrong format.\n");
3340
                    exit(1);
3341
                }
3342
                break;
3343
            case QEMU_OPTION_option_rom:
3344
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3345
                    fprintf(stderr, "Too many option ROMs\n");
3346
                    exit(1);
3347
                }
3348
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3349
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3350
                option_rom[nb_option_roms].bootindex =
3351
                    qemu_opt_get_number(opts, "bootindex", -1);
3352
                if (!option_rom[nb_option_roms].name) {
3353
                    fprintf(stderr, "Option ROM file is not specified\n");
3354
                    exit(1);
3355
                }
3356
                nb_option_roms++;
3357
                break;
3358
            case QEMU_OPTION_semihosting:
3359
                semihosting_enabled = 1;
3360
                break;
3361
            case QEMU_OPTION_tdf:
3362
                fprintf(stderr, "Warning: user space PIT time drift fix "
3363
                                "is no longer supported.\n");
3364
                break;
3365
            case QEMU_OPTION_name:
3366
                qemu_name = g_strdup(optarg);
3367
                 {
3368
                     char *p = strchr(qemu_name, ',');
3369
                     if (p != NULL) {
3370
                        *p++ = 0;
3371
                        if (strncmp(p, "process=", 8)) {
3372
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3373
                            exit(1);
3374
                        }
3375
                        p += 8;
3376
                        os_set_proc_name(p);
3377
                     }        
3378
                 }        
3379
                break;
3380
            case QEMU_OPTION_prom_env:
3381
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3382
                    fprintf(stderr, "Too many prom variables\n");
3383
                    exit(1);
3384
                }
3385
                prom_envs[nb_prom_envs] = optarg;
3386
                nb_prom_envs++;
3387
                break;
3388
            case QEMU_OPTION_old_param:
3389
                old_param = 1;
3390
                break;
3391
            case QEMU_OPTION_clock:
3392
                configure_alarms(optarg);
3393
                break;
3394
            case QEMU_OPTION_startdate:
3395
                configure_rtc_date_offset(optarg, 1);
3396
                break;
3397
            case QEMU_OPTION_rtc:
3398
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3399
                if (!opts) {
3400
                    exit(1);
3401
                }
3402
                configure_rtc(opts);
3403
                break;
3404
            case QEMU_OPTION_tb_size:
3405
                tcg_tb_size = strtol(optarg, NULL, 0);
3406
                if (tcg_tb_size < 0) {
3407
                    tcg_tb_size = 0;
3408
                }
3409
                break;
3410
            case QEMU_OPTION_icount:
3411
                icount_option = optarg;
3412
                break;
3413
            case QEMU_OPTION_incoming:
3414
                incoming = optarg;
3415
                runstate_set(RUN_STATE_INMIGRATE);
3416
                break;
3417
            case QEMU_OPTION_nodefaults:
3418
                default_serial = 0;
3419
                default_parallel = 0;
3420
                default_virtcon = 0;
3421
                default_monitor = 0;
3422
                default_net = 0;
3423
                default_floppy = 0;
3424
                default_cdrom = 0;
3425
                default_sdcard = 0;
3426
                default_vga = 0;
3427
                break;
3428
            case QEMU_OPTION_xen_domid:
3429
                if (!(xen_available())) {
3430
                    printf("Option %s not supported for this target\n", popt->name);
3431
                    exit(1);
3432
                }
3433
                xen_domid = atoi(optarg);
3434
                break;
3435
            case QEMU_OPTION_xen_create:
3436
                if (!(xen_available())) {
3437
                    printf("Option %s not supported for this target\n", popt->name);
3438
                    exit(1);
3439
                }
3440
                xen_mode = XEN_CREATE;
3441
                break;
3442
            case QEMU_OPTION_xen_attach:
3443
                if (!(xen_available())) {
3444
                    printf("Option %s not supported for this target\n", popt->name);
3445
                    exit(1);
3446
                }
3447
                xen_mode = XEN_ATTACH;
3448
                break;
3449
            case QEMU_OPTION_trace:
3450
            {
3451
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3452
                if (!opts) {
3453
                    exit(1);
3454
                }
3455
                trace_events = qemu_opt_get(opts, "events");
3456
                trace_file = qemu_opt_get(opts, "file");
3457
                break;
3458
            }
3459
            case QEMU_OPTION_readconfig:
3460
                {
3461
                    int ret = qemu_read_config_file(optarg);
3462
                    if (ret < 0) {
3463
                        fprintf(stderr, "read config %s: %s\n", optarg,
3464
                            strerror(-ret));
3465
                        exit(1);
3466
                    }
3467
                    break;
3468
                }
3469
            case QEMU_OPTION_spice:
3470
                olist = qemu_find_opts("spice");
3471
                if (!olist) {
3472
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3473
                    exit(1);
3474
                }
3475
                opts = qemu_opts_parse(olist, optarg, 0);
3476
                if (!opts) {
3477
                    fprintf(stderr, "parse error: %s\n", optarg);
3478
                    exit(1);
3479
                }
3480
                break;
3481
            case QEMU_OPTION_writeconfig:
3482
                {
3483
                    FILE *fp;
3484
                    if (strcmp(optarg, "-") == 0) {
3485
                        fp = stdout;
3486
                    } else {
3487
                        fp = fopen(optarg, "w");
3488
                        if (fp == NULL) {
3489
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3490
                            exit(1);
3491
                        }
3492
                    }
3493
                    qemu_config_write(fp);
3494
                    fclose(fp);
3495
                    break;
3496
                }
3497
            case QEMU_OPTION_qtest:
3498
                qtest_chrdev = optarg;
3499
                break;
3500
            case QEMU_OPTION_qtest_log:
3501
                qtest_log = optarg;
3502
                break;
3503
            case QEMU_OPTION_sandbox:
3504
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3505
                if (!opts) {
3506
                    exit(0);
3507
                }
3508
                break;
3509
            case QEMU_OPTION_add_fd:
3510
#ifndef _WIN32
3511
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3512
                if (!opts) {
3513
                    exit(0);
3514
                }
3515
#else
3516
                error_report("File descriptor passing is disabled on this "
3517
                             "platform");
3518
                exit(1);
3519
#endif
3520
                break;
3521
            case QEMU_OPTION_object:
3522
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3523
                break;
3524
            default:
3525
                os_parse_cmd_args(popt->index, optarg);
3526
            }
3527
        }
3528
    }
3529
    loc_set_none();
3530

    
3531
    if (qemu_init_main_loop()) {
3532
        fprintf(stderr, "qemu_init_main_loop failed\n");
3533
        exit(1);
3534
    }
3535

    
3536
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3537
        exit(1);
3538
    }
3539

    
3540
#ifndef _WIN32
3541
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3542
        exit(1);
3543
    }
3544

    
3545
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3546
        exit(1);
3547
    }
3548
#endif
3549

    
3550
    if (machine == NULL) {
3551
        fprintf(stderr, "No machine found.\n");
3552
        exit(1);
3553
    }
3554

    
3555
    if (machine->hw_version) {
3556
        qemu_set_version(machine->hw_version);
3557
    }
3558

    
3559
    if (qemu_opts_foreach(qemu_find_opts("object"),
3560
                          object_create, NULL, 0) != 0) {
3561
        exit(1);
3562
    }
3563

    
3564
    /* Init CPU def lists, based on config
3565
     * - Must be called after all the qemu_read_config_file() calls
3566
     * - Must be called before list_cpus()
3567
     * - Must be called before machine->init()
3568
     */
3569
    cpudef_init();
3570

    
3571
    if (cpu_model && is_help_option(cpu_model)) {
3572
        list_cpus(stdout, &fprintf, cpu_model);
3573
        exit(0);
3574
    }
3575

    
3576
    /* Open the logfile at this point, if necessary. We can't open the logfile
3577
     * when encountering either of the logging options (-d or -D) because the
3578
     * other one may be encountered later on the command line, changing the
3579
     * location or level of logging.
3580
     */
3581
    if (log_mask) {
3582
        if (log_file) {
3583
            set_cpu_log_filename(log_file);
3584
        }
3585
        set_cpu_log(log_mask);
3586
    }
3587

    
3588
    if (!trace_backend_init(trace_events, trace_file)) {
3589
        exit(1);
3590
    }
3591

    
3592
    /* If no data_dir is specified then try to find it relative to the
3593
       executable path.  */
3594
    if (!data_dir) {
3595
        data_dir = os_find_datadir(argv[0]);
3596
    }
3597
    /* If all else fails use the install path specified when building. */
3598
    if (!data_dir) {
3599
        data_dir = CONFIG_QEMU_DATADIR;
3600
    }
3601

    
3602
    /*
3603
     * Default to max_cpus = smp_cpus, in case the user doesn't
3604
     * specify a max_cpus value.
3605
     */
3606
    if (!max_cpus)
3607
        max_cpus = smp_cpus;
3608

    
3609
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3610
    if (smp_cpus > machine->max_cpus) {
3611
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3612
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3613
                machine->max_cpus);
3614
        exit(1);
3615
    }
3616

    
3617
    /*
3618
     * Get the default machine options from the machine if it is not already
3619
     * specified either by the configuration file or by the command line.
3620
     */
3621
    if (machine->default_machine_opts) {
3622
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3623
                               machine->default_machine_opts, 0);
3624
    }
3625

    
3626
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3627
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3628

    
3629
    if (machine->no_serial) {
3630
        default_serial = 0;
3631
    }
3632
    if (machine->no_parallel) {
3633
        default_parallel = 0;
3634
    }
3635
    if (!machine->use_virtcon) {
3636
        default_virtcon = 0;
3637
    }
3638
    if (machine->no_floppy) {
3639
        default_floppy = 0;
3640
    }
3641
    if (machine->no_cdrom) {
3642
        default_cdrom = 0;
3643
    }
3644
    if (machine->no_sdcard) {
3645
        default_sdcard = 0;
3646
    }
3647

    
3648
    if (display_type == DT_NOGRAPHIC) {
3649
        if (default_parallel)
3650
            add_device_config(DEV_PARALLEL, "null");
3651
        if (default_serial && default_monitor) {
3652
            add_device_config(DEV_SERIAL, "mon:stdio");
3653
        } else if (default_virtcon && default_monitor) {
3654
            add_device_config(DEV_VIRTCON, "mon:stdio");
3655
        } else {
3656
            if (default_serial)
3657
                add_device_config(DEV_SERIAL, "stdio");
3658
            if (default_virtcon)
3659
                add_device_config(DEV_VIRTCON, "stdio");
3660
            if (default_monitor)
3661
                monitor_parse("stdio", "readline");
3662
        }
3663
    } else {
3664
        if (default_serial)
3665
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3666
        if (default_parallel)
3667
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3668
        if (default_monitor)
3669
            monitor_parse("vc:80Cx24C", "readline");
3670
        if (default_virtcon)
3671
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3672
    }
3673

    
3674
    socket_init();
3675

    
3676
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3677
        exit(1);
3678
#ifdef CONFIG_VIRTFS
3679
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3680
        exit(1);
3681
    }
3682
#endif
3683

    
3684
    os_daemonize();
3685

    
3686
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3687
        os_pidfile_error();
3688
        exit(1);
3689
    }
3690

    
3691
    /* init the memory */
3692
    if (ram_size == 0) {
3693
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3694
    }
3695

    
3696
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3697
        != 0) {
3698
        exit(0);
3699
    }
3700

    
3701
    configure_accelerator();
3702

    
3703
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3704
    if (machine_opts) {
3705
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
3706
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
3707
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
3708
    } else {
3709
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
3710
    }
3711

    
3712
    if (!kernel_cmdline) {
3713
        kernel_cmdline = "";
3714
    }
3715

    
3716
    linux_boot = (kernel_filename != NULL);
3717

    
3718
    if (!linux_boot && *kernel_cmdline != '\0') {
3719
        fprintf(stderr, "-append only allowed with -kernel option\n");
3720
        exit(1);
3721
    }
3722

    
3723
    if (!linux_boot && initrd_filename != NULL) {
3724
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3725
        exit(1);
3726
    }
3727

    
3728
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3729
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
3730
        exit(1);
3731
    }
3732

    
3733
    os_set_line_buffering();
3734

    
3735
    qemu_init_cpu_loop();
3736
    qemu_mutex_lock_iothread();
3737

    
3738
#ifdef CONFIG_SPICE
3739
    /* spice needs the timers to be initialized by this point */
3740
    qemu_spice_init();
3741
#endif
3742

    
3743
    if (icount_option && (kvm_enabled() || xen_enabled())) {
3744
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3745
        exit(1);
3746
    }
3747
    configure_icount(icount_option);
3748

    
3749
    if (net_init_clients() < 0) {
3750
        exit(1);
3751
    }
3752

    
3753
    /* init the bluetooth world */
3754
    if (foreach_device_config(DEV_BT, bt_parse))
3755
        exit(1);
3756

    
3757
    if (!xen_enabled()) {
3758
        /* On 32-bit hosts, QEMU is limited by virtual address space */
3759
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3760
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3761
            exit(1);
3762
        }
3763
    }
3764

    
3765
    cpu_exec_init_all();
3766

    
3767
    bdrv_init_with_whitelist();
3768

    
3769
    blk_mig_init();
3770

    
3771
    /* open the virtual block devices */
3772
    if (snapshot)
3773
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3774
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
3775
                          &machine->block_default_type, 1) != 0) {
3776
        exit(1);
3777
    }
3778

    
3779
    default_drive(default_cdrom, snapshot, machine->block_default_type,
3780
                  IF_DEFAULT, 2, CDROM_OPTS);
3781
    default_drive(default_floppy, snapshot, machine->block_default_type,
3782
                  IF_FLOPPY, 0, FD_OPTS);
3783
    default_drive(default_sdcard, snapshot, machine->block_default_type,
3784
                  IF_SD, 0, SD_OPTS);
3785

    
3786
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
3787

    
3788
    if (nb_numa_nodes > 0) {
3789
        int i;
3790

    
3791
        if (nb_numa_nodes > MAX_NODES) {
3792
            nb_numa_nodes = MAX_NODES;
3793
        }
3794

    
3795
        /* If no memory size if given for any node, assume the default case
3796
         * and distribute the available memory equally across all nodes
3797
         */
3798
        for (i = 0; i < nb_numa_nodes; i++) {
3799
            if (node_mem[i] != 0)
3800
                break;
3801
        }
3802
        if (i == nb_numa_nodes) {
3803
            uint64_t usedmem = 0;
3804

    
3805
            /* On Linux, the each node's border has to be 8MB aligned,
3806
             * the final node gets the rest.
3807
             */
3808
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3809
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3810
                usedmem += node_mem[i];
3811
            }
3812
            node_mem[i] = ram_size - usedmem;
3813
        }
3814

    
3815
        for (i = 0; i < nb_numa_nodes; i++) {
3816
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
3817
                break;
3818
            }
3819
        }
3820
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3821
         * must cope with this anyway, because there are BIOSes out there in
3822
         * real machines which also use this scheme.
3823
         */
3824
        if (i == nb_numa_nodes) {
3825
            for (i = 0; i < max_cpus; i++) {
3826
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
3827
            }
3828
        }
3829
    }
3830

    
3831
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3832
        exit(1);
3833
    }
3834

    
3835
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3836
        exit(1);
3837
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3838
        exit(1);
3839
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3840
        exit(1);
3841
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3842
        exit(1);
3843

    
3844
    /* If no default VGA is requested, the default is "none".  */
3845
    if (default_vga) {
3846
        if (cirrus_vga_available()) {
3847
            vga_model = "cirrus";
3848
        } else if (vga_available()) {
3849
            vga_model = "std";
3850
        }
3851
    }
3852
    select_vgahw(vga_model);
3853

    
3854
    if (watchdog) {
3855
        i = select_watchdog(watchdog);
3856
        if (i > 0)
3857
            exit (i == 1 ? 1 : 0);
3858
    }
3859

    
3860
    if (machine->compat_props) {
3861
        qdev_prop_register_global_list(machine->compat_props);
3862
    }
3863
    qemu_add_globals();
3864

    
3865
    qdev_machine_init();
3866

    
3867
    QEMUMachineInitArgs args = { .ram_size = ram_size,
3868
                                 .boot_device = boot_devices,
3869
                                 .kernel_filename = kernel_filename,
3870
                                 .kernel_cmdline = kernel_cmdline,
3871
                                 .initrd_filename = initrd_filename,
3872
                                 .cpu_model = cpu_model };
3873
    machine->init(&args);
3874

    
3875
    cpu_synchronize_all_post_init();
3876

    
3877
    set_numa_modes();
3878

    
3879
    current_machine = machine;
3880

    
3881
    /* init USB devices */
3882
    if (usb_enabled(false)) {
3883
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3884
            exit(1);
3885
    }
3886

    
3887
    /* init generic devices */
3888
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3889
        exit(1);
3890

    
3891
    net_check_clients();
3892

    
3893
    /* just use the first displaystate for the moment */
3894
    ds = get_displaystate();
3895

    
3896
    if (using_spice)
3897
        display_remote++;
3898
    if (display_type == DT_DEFAULT && !display_remote) {
3899
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3900
        display_type = DT_SDL;
3901
#elif defined(CONFIG_VNC)
3902
        vnc_display = "localhost:0,to=99";
3903
        show_vnc_port = 1;
3904
#else
3905
        display_type = DT_NONE;
3906
#endif
3907
    }
3908

    
3909

    
3910
    /* init local displays */
3911
    switch (display_type) {
3912
    case DT_NOGRAPHIC:
3913
        break;
3914
#if defined(CONFIG_CURSES)
3915
    case DT_CURSES:
3916
        if (!is_daemonized()) {
3917
            curses_display_init(ds, full_screen);
3918
        }
3919
        break;
3920
#endif
3921
#if defined(CONFIG_SDL)
3922
    case DT_SDL:
3923
        sdl_display_init(ds, full_screen, no_frame);
3924
        break;
3925
#elif defined(CONFIG_COCOA)
3926
    case DT_SDL:
3927
        cocoa_display_init(ds, full_screen);
3928
        break;
3929
#endif
3930
    default:
3931
        break;
3932
    }
3933

    
3934
    /* must be after terminal init, SDL library changes signal handlers */
3935
    os_setup_signal_handling();
3936

    
3937
#ifdef CONFIG_VNC
3938
    /* init remote displays */
3939
    if (vnc_display) {
3940
        Error *local_err = NULL;
3941
        vnc_display_init(ds);
3942
        vnc_display_open(ds, vnc_display, &local_err);
3943
        if (local_err != NULL) {
3944
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
3945
                    vnc_display, error_get_pretty(local_err));
3946
            error_free(local_err);
3947
            exit(1);
3948
        }
3949

    
3950
        if (show_vnc_port) {
3951
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3952
        }
3953
    }
3954
#endif
3955
#ifdef CONFIG_SPICE
3956
    if (using_spice && !qxl_enabled) {
3957
        qemu_spice_display_init(ds);
3958
    }
3959
#endif
3960

    
3961
    /* display setup */
3962
    text_consoles_set_display(ds);
3963

    
3964
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3965
        exit(1);
3966
    }
3967

    
3968
    qdev_machine_creation_done();
3969

    
3970
    if (rom_load_all() != 0) {
3971
        fprintf(stderr, "rom loading failed\n");
3972
        exit(1);
3973
    }
3974

    
3975
    /* TODO: once all bus devices are qdevified, this should be done
3976
     * when bus is created by qdev.c */
3977
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3978
    qemu_run_machine_init_done_notifiers();
3979

    
3980
    qemu_system_reset(VMRESET_SILENT);
3981
    if (loadvm) {
3982
        if (load_vmstate(loadvm) < 0) {
3983
            autostart = 0;
3984
        }
3985
    }
3986

    
3987
    if (incoming) {
3988
        Error *local_err = NULL;
3989
        qemu_start_incoming_migration(incoming, &local_err);
3990
        if (local_err) {
3991
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
3992
            error_free(local_err);
3993
            exit(1);
3994
        }
3995
    } else if (autostart) {
3996
        vm_start();
3997
    }
3998

    
3999
    os_setup_post();
4000

    
4001
    resume_all_vcpus();
4002
    main_loop();
4003
    bdrv_close_all();
4004
    pause_all_vcpus();
4005
    net_cleanup();
4006
    res_free();
4007

    
4008
    return 0;
4009
}