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1
/*
2
 * QEMU System Emulator
3
 *
4
 * Copyright (c) 2003-2008 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
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 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.h>
29
#include <sys/time.h>
30
#include <zlib.h>
31
#include "qemu/bitmap.h"
32

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

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

    
52
#ifdef CONFIG_BSD
53
#include <sys/stat.h>
54
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
55
#include <sys/sysctl.h>
56
#else
57
#include <util.h>
58
#endif
59
#else
60
#ifdef __linux__
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/net.h"
131
#include "net/slirp.h"
132
#include "monitor/monitor.h"
133
#include "ui/console.h"
134
#include "sysemu.h"
135
#include "exec/gdbstub.h"
136
#include "qemu/timer.h"
137
#include "qemu-char.h"
138
#include "qemu/cache-utils.h"
139
#include "blockdev.h"
140
#include "hw/block-common.h"
141
#include "migration/block.h"
142
#include "dma.h"
143
#include "audio/audio.h"
144
#include "migration/migration.h"
145
#include "kvm.h"
146
#include "qapi/qmp/qjson.h"
147
#include "qemu/option.h"
148
#include "qemu/config-file.h"
149
#include "qemu-options.h"
150
#include "qmp-commands.h"
151
#include "qemu/main-loop.h"
152
#ifdef CONFIG_VIRTFS
153
#include "fsdev/qemu-fsdev.h"
154
#endif
155
#include "qtest.h"
156

    
157
#include "disas/disas.h"
158

    
159
#include "qemu/sockets.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 "qemu/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, BlockInterfaceType type,
903
                          int index, const char *optstr)
904
{
905
    QemuOpts *opts;
906

    
907
    if (!enable || drive_get_by_index(type, index)) {
908
        return;
909
    }
910

    
911
    opts = drive_add(type, index, NULL, optstr);
912
    if (snapshot) {
913
        drive_enable_snapshot(opts, NULL);
914
    }
915
    if (!drive_init(opts, type)) {
916
        exit(1);
917
    }
918
}
919

    
920
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
921
{
922
    boot_set_handler = func;
923
    boot_set_opaque = opaque;
924
}
925

    
926
int qemu_boot_set(const char *boot_devices)
927
{
928
    if (!boot_set_handler) {
929
        return -EINVAL;
930
    }
931
    return boot_set_handler(boot_set_opaque, boot_devices);
932
}
933

    
934
static void validate_bootdevices(char *devices)
935
{
936
    /* We just do some generic consistency checks */
937
    const char *p;
938
    int bitmap = 0;
939

    
940
    for (p = devices; *p != '\0'; p++) {
941
        /* Allowed boot devices are:
942
         * a-b: floppy disk drives
943
         * c-f: IDE disk drives
944
         * g-m: machine implementation dependent drives
945
         * n-p: network devices
946
         * It's up to each machine implementation to check if the given boot
947
         * devices match the actual hardware implementation and firmware
948
         * features.
949
         */
950
        if (*p < 'a' || *p > 'p') {
951
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
952
            exit(1);
953
        }
954
        if (bitmap & (1 << (*p - 'a'))) {
955
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
956
            exit(1);
957
        }
958
        bitmap |= 1 << (*p - 'a');
959
    }
960
}
961

    
962
static void restore_boot_devices(void *opaque)
963
{
964
    char *standard_boot_devices = opaque;
965
    static int first = 1;
966

    
967
    /* Restore boot order and remove ourselves after the first boot */
968
    if (first) {
969
        first = 0;
970
        return;
971
    }
972

    
973
    qemu_boot_set(standard_boot_devices);
974

    
975
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
976
    g_free(standard_boot_devices);
977
}
978

    
979
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
980
                          const char *suffix)
981
{
982
    FWBootEntry *node, *i;
983

    
984
    if (bootindex < 0) {
985
        return;
986
    }
987

    
988
    assert(dev != NULL || suffix != NULL);
989

    
990
    node = g_malloc0(sizeof(FWBootEntry));
991
    node->bootindex = bootindex;
992
    node->suffix = suffix ? g_strdup(suffix) : NULL;
993
    node->dev = dev;
994

    
995
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
996
        if (i->bootindex == bootindex) {
997
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
998
            exit(1);
999
        } else if (i->bootindex < bootindex) {
1000
            continue;
1001
        }
1002
        QTAILQ_INSERT_BEFORE(i, node, link);
1003
        return;
1004
    }
1005
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1006
}
1007

    
1008
/*
1009
 * This function returns null terminated string that consist of new line
1010
 * separated device paths.
1011
 *
1012
 * memory pointed by "size" is assigned total length of the array in bytes
1013
 *
1014
 */
1015
char *get_boot_devices_list(uint32_t *size)
1016
{
1017
    FWBootEntry *i;
1018
    uint32_t total = 0;
1019
    char *list = NULL;
1020

    
1021
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1022
        char *devpath = NULL, *bootpath;
1023
        int len;
1024

    
1025
        if (i->dev) {
1026
            devpath = qdev_get_fw_dev_path(i->dev);
1027
            assert(devpath);
1028
        }
1029

    
1030
        if (i->suffix && devpath) {
1031
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1032

    
1033
            bootpath = g_malloc(bootpathlen);
1034
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1035
            g_free(devpath);
1036
        } else if (devpath) {
1037
            bootpath = devpath;
1038
        } else {
1039
            assert(i->suffix);
1040
            bootpath = g_strdup(i->suffix);
1041
        }
1042

    
1043
        if (total) {
1044
            list[total-1] = '\n';
1045
        }
1046
        len = strlen(bootpath) + 1;
1047
        list = g_realloc(list, total + len);
1048
        memcpy(&list[total], bootpath, len);
1049
        total += len;
1050
        g_free(bootpath);
1051
    }
1052

    
1053
    *size = total;
1054

    
1055
    return list;
1056
}
1057

    
1058
static void numa_add(const char *optarg)
1059
{
1060
    char option[128];
1061
    char *endptr;
1062
    unsigned long long value, endvalue;
1063
    int nodenr;
1064

    
1065
    value = endvalue = 0ULL;
1066

    
1067
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
1068
    if (!strcmp(option, "node")) {
1069
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1070
            nodenr = nb_numa_nodes;
1071
        } else {
1072
            nodenr = strtoull(option, NULL, 10);
1073
        }
1074

    
1075
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1076
            node_mem[nodenr] = 0;
1077
        } else {
1078
            int64_t sval;
1079
            sval = strtosz(option, &endptr);
1080
            if (sval < 0 || *endptr) {
1081
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1082
                exit(1);
1083
            }
1084
            node_mem[nodenr] = sval;
1085
        }
1086
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1087
            value = strtoull(option, &endptr, 10);
1088
            if (*endptr == '-') {
1089
                endvalue = strtoull(endptr+1, &endptr, 10);
1090
            } else {
1091
                endvalue = value;
1092
            }
1093

    
1094
            if (!(endvalue < MAX_CPUMASK_BITS)) {
1095
                endvalue = MAX_CPUMASK_BITS - 1;
1096
                fprintf(stderr,
1097
                    "A max of %d CPUs are supported in a guest\n",
1098
                     MAX_CPUMASK_BITS);
1099
            }
1100

    
1101
            bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1102
        }
1103
        nb_numa_nodes++;
1104
    }
1105
}
1106

    
1107
static void smp_parse(const char *optarg)
1108
{
1109
    int smp, sockets = 0, threads = 0, cores = 0;
1110
    char *endptr;
1111
    char option[128];
1112

    
1113
    smp = strtoul(optarg, &endptr, 10);
1114
    if (endptr != optarg) {
1115
        if (*endptr == ',') {
1116
            endptr++;
1117
        }
1118
    }
1119
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1120
        sockets = strtoull(option, NULL, 10);
1121
    if (get_param_value(option, 128, "cores", endptr) != 0)
1122
        cores = strtoull(option, NULL, 10);
1123
    if (get_param_value(option, 128, "threads", endptr) != 0)
1124
        threads = strtoull(option, NULL, 10);
1125
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1126
        max_cpus = strtoull(option, NULL, 10);
1127

    
1128
    /* compute missing values, prefer sockets over cores over threads */
1129
    if (smp == 0 || sockets == 0) {
1130
        sockets = sockets > 0 ? sockets : 1;
1131
        cores = cores > 0 ? cores : 1;
1132
        threads = threads > 0 ? threads : 1;
1133
        if (smp == 0) {
1134
            smp = cores * threads * sockets;
1135
        }
1136
    } else {
1137
        if (cores == 0) {
1138
            threads = threads > 0 ? threads : 1;
1139
            cores = smp / (sockets * threads);
1140
        } else {
1141
            threads = smp / (cores * sockets);
1142
        }
1143
    }
1144
    smp_cpus = smp;
1145
    smp_cores = cores > 0 ? cores : 1;
1146
    smp_threads = threads > 0 ? threads : 1;
1147
    if (max_cpus == 0)
1148
        max_cpus = smp_cpus;
1149
}
1150

    
1151
/***********************************************************/
1152
/* USB devices */
1153

    
1154
static int usb_device_add(const char *devname)
1155
{
1156
    const char *p;
1157
    USBDevice *dev = NULL;
1158

    
1159
    if (!usb_enabled(false)) {
1160
        return -1;
1161
    }
1162

    
1163
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1164
    dev = usbdevice_create(devname);
1165
    if (dev)
1166
        goto done;
1167

    
1168
    /* the other ones */
1169
#ifndef CONFIG_LINUX
1170
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1171
    if (strstart(devname, "host:", &p)) {
1172
        dev = usb_host_device_open(usb_bus_find(-1), p);
1173
    } else
1174
#endif
1175
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1176
        dev = usb_bt_init(usb_bus_find(-1),
1177
                          devname[2] ? hci_init(p)
1178
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1179
    } else {
1180
        return -1;
1181
    }
1182
    if (!dev)
1183
        return -1;
1184

    
1185
done:
1186
    return 0;
1187
}
1188

    
1189
static int usb_device_del(const char *devname)
1190
{
1191
    int bus_num, addr;
1192
    const char *p;
1193

    
1194
    if (strstart(devname, "host:", &p))
1195
        return usb_host_device_close(p);
1196

    
1197
    if (!usb_enabled(false)) {
1198
        return -1;
1199
    }
1200

    
1201
    p = strchr(devname, '.');
1202
    if (!p)
1203
        return -1;
1204
    bus_num = strtoul(devname, NULL, 0);
1205
    addr = strtoul(p + 1, NULL, 0);
1206

    
1207
    return usb_device_delete_addr(bus_num, addr);
1208
}
1209

    
1210
static int usb_parse(const char *cmdline)
1211
{
1212
    int r;
1213
    r = usb_device_add(cmdline);
1214
    if (r < 0) {
1215
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1216
    }
1217
    return r;
1218
}
1219

    
1220
void do_usb_add(Monitor *mon, const QDict *qdict)
1221
{
1222
    const char *devname = qdict_get_str(qdict, "devname");
1223
    if (usb_device_add(devname) < 0) {
1224
        error_report("could not add USB device '%s'", devname);
1225
    }
1226
}
1227

    
1228
void do_usb_del(Monitor *mon, const QDict *qdict)
1229
{
1230
    const char *devname = qdict_get_str(qdict, "devname");
1231
    if (usb_device_del(devname) < 0) {
1232
        error_report("could not delete USB device '%s'", devname);
1233
    }
1234
}
1235

    
1236
/***********************************************************/
1237
/* PCMCIA/Cardbus */
1238

    
1239
static struct pcmcia_socket_entry_s {
1240
    PCMCIASocket *socket;
1241
    struct pcmcia_socket_entry_s *next;
1242
} *pcmcia_sockets = 0;
1243

    
1244
void pcmcia_socket_register(PCMCIASocket *socket)
1245
{
1246
    struct pcmcia_socket_entry_s *entry;
1247

    
1248
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1249
    entry->socket = socket;
1250
    entry->next = pcmcia_sockets;
1251
    pcmcia_sockets = entry;
1252
}
1253

    
1254
void pcmcia_socket_unregister(PCMCIASocket *socket)
1255
{
1256
    struct pcmcia_socket_entry_s *entry, **ptr;
1257

    
1258
    ptr = &pcmcia_sockets;
1259
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1260
        if (entry->socket == socket) {
1261
            *ptr = entry->next;
1262
            g_free(entry);
1263
        }
1264
}
1265

    
1266
void pcmcia_info(Monitor *mon)
1267
{
1268
    struct pcmcia_socket_entry_s *iter;
1269

    
1270
    if (!pcmcia_sockets)
1271
        monitor_printf(mon, "No PCMCIA sockets\n");
1272

    
1273
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1274
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1275
                       iter->socket->attached ? iter->socket->card_string :
1276
                       "Empty");
1277
}
1278

    
1279
/***********************************************************/
1280
/* machine registration */
1281

    
1282
static QEMUMachine *first_machine = NULL;
1283
QEMUMachine *current_machine = NULL;
1284

    
1285
int qemu_register_machine(QEMUMachine *m)
1286
{
1287
    QEMUMachine **pm;
1288
    pm = &first_machine;
1289
    while (*pm != NULL)
1290
        pm = &(*pm)->next;
1291
    m->next = NULL;
1292
    *pm = m;
1293
    return 0;
1294
}
1295

    
1296
static QEMUMachine *find_machine(const char *name)
1297
{
1298
    QEMUMachine *m;
1299

    
1300
    for(m = first_machine; m != NULL; m = m->next) {
1301
        if (!strcmp(m->name, name))
1302
            return m;
1303
        if (m->alias && !strcmp(m->alias, name))
1304
            return m;
1305
    }
1306
    return NULL;
1307
}
1308

    
1309
QEMUMachine *find_default_machine(void)
1310
{
1311
    QEMUMachine *m;
1312

    
1313
    for(m = first_machine; m != NULL; m = m->next) {
1314
        if (m->is_default) {
1315
            return m;
1316
        }
1317
    }
1318
    return NULL;
1319
}
1320

    
1321
MachineInfoList *qmp_query_machines(Error **errp)
1322
{
1323
    MachineInfoList *mach_list = NULL;
1324
    QEMUMachine *m;
1325

    
1326
    for (m = first_machine; m; m = m->next) {
1327
        MachineInfoList *entry;
1328
        MachineInfo *info;
1329

    
1330
        info = g_malloc0(sizeof(*info));
1331
        if (m->is_default) {
1332
            info->has_is_default = true;
1333
            info->is_default = true;
1334
        }
1335

    
1336
        if (m->alias) {
1337
            info->has_alias = true;
1338
            info->alias = g_strdup(m->alias);
1339
        }
1340

    
1341
        info->name = g_strdup(m->name);
1342

    
1343
        entry = g_malloc0(sizeof(*entry));
1344
        entry->value = info;
1345
        entry->next = mach_list;
1346
        mach_list = entry;
1347
    }
1348

    
1349
    return mach_list;
1350
}
1351

    
1352
/***********************************************************/
1353
/* main execution loop */
1354

    
1355
static void gui_update(void *opaque)
1356
{
1357
    uint64_t interval = GUI_REFRESH_INTERVAL;
1358
    DisplayState *ds = opaque;
1359
    DisplayChangeListener *dcl;
1360

    
1361
    dpy_refresh(ds);
1362

    
1363
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1364
        if (dcl->gui_timer_interval &&
1365
            dcl->gui_timer_interval < interval)
1366
            interval = dcl->gui_timer_interval;
1367
    }
1368
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1369
}
1370

    
1371
void gui_setup_refresh(DisplayState *ds)
1372
{
1373
    DisplayChangeListener *dcl;
1374
    bool need_timer = false;
1375
    bool have_gfx = false;
1376
    bool have_text = false;
1377

    
1378
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1379
        if (dcl->dpy_refresh != NULL) {
1380
            need_timer = true;
1381
        }
1382
        if (dcl->dpy_gfx_update != NULL) {
1383
            have_gfx = true;
1384
        }
1385
        if (dcl->dpy_text_update != NULL) {
1386
            have_text = true;
1387
        }
1388
    }
1389

    
1390
    if (need_timer && ds->gui_timer == NULL) {
1391
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1392
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1393
    }
1394
    if (!need_timer && ds->gui_timer != NULL) {
1395
        qemu_del_timer(ds->gui_timer);
1396
        qemu_free_timer(ds->gui_timer);
1397
        ds->gui_timer = NULL;
1398
    }
1399

    
1400
    ds->have_gfx = have_gfx;
1401
    ds->have_text = have_text;
1402
}
1403

    
1404
struct vm_change_state_entry {
1405
    VMChangeStateHandler *cb;
1406
    void *opaque;
1407
    QLIST_ENTRY (vm_change_state_entry) entries;
1408
};
1409

    
1410
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1411

    
1412
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1413
                                                     void *opaque)
1414
{
1415
    VMChangeStateEntry *e;
1416

    
1417
    e = g_malloc0(sizeof (*e));
1418

    
1419
    e->cb = cb;
1420
    e->opaque = opaque;
1421
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1422
    return e;
1423
}
1424

    
1425
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1426
{
1427
    QLIST_REMOVE (e, entries);
1428
    g_free (e);
1429
}
1430

    
1431
void vm_state_notify(int running, RunState state)
1432
{
1433
    VMChangeStateEntry *e;
1434

    
1435
    trace_vm_state_notify(running, state);
1436

    
1437
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1438
        e->cb(e->opaque, running, state);
1439
    }
1440
}
1441

    
1442
void vm_start(void)
1443
{
1444
    if (!runstate_is_running()) {
1445
        cpu_enable_ticks();
1446
        runstate_set(RUN_STATE_RUNNING);
1447
        vm_state_notify(1, RUN_STATE_RUNNING);
1448
        resume_all_vcpus();
1449
        monitor_protocol_event(QEVENT_RESUME, NULL);
1450
    }
1451
}
1452

    
1453
/* reset/shutdown handler */
1454

    
1455
typedef struct QEMUResetEntry {
1456
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1457
    QEMUResetHandler *func;
1458
    void *opaque;
1459
} QEMUResetEntry;
1460

    
1461
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1462
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1463
static int reset_requested;
1464
static int shutdown_requested, shutdown_signal = -1;
1465
static pid_t shutdown_pid;
1466
static int powerdown_requested;
1467
static int debug_requested;
1468
static int suspend_requested;
1469
static int wakeup_requested;
1470
static NotifierList powerdown_notifiers =
1471
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1472
static NotifierList suspend_notifiers =
1473
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1474
static NotifierList wakeup_notifiers =
1475
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1476
static uint32_t wakeup_reason_mask = ~0;
1477
static RunState vmstop_requested = RUN_STATE_MAX;
1478

    
1479
int qemu_shutdown_requested_get(void)
1480
{
1481
    return shutdown_requested;
1482
}
1483

    
1484
int qemu_reset_requested_get(void)
1485
{
1486
    return reset_requested;
1487
}
1488

    
1489
static int qemu_shutdown_requested(void)
1490
{
1491
    int r = shutdown_requested;
1492
    shutdown_requested = 0;
1493
    return r;
1494
}
1495

    
1496
static void qemu_kill_report(void)
1497
{
1498
    if (!qtest_enabled() && shutdown_signal != -1) {
1499
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1500
        if (shutdown_pid == 0) {
1501
            /* This happens for eg ^C at the terminal, so it's worth
1502
             * avoiding printing an odd message in that case.
1503
             */
1504
            fputc('\n', stderr);
1505
        } else {
1506
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1507
        }
1508
        shutdown_signal = -1;
1509
    }
1510
}
1511

    
1512
static int qemu_reset_requested(void)
1513
{
1514
    int r = reset_requested;
1515
    reset_requested = 0;
1516
    return r;
1517
}
1518

    
1519
static int qemu_suspend_requested(void)
1520
{
1521
    int r = suspend_requested;
1522
    suspend_requested = 0;
1523
    return r;
1524
}
1525

    
1526
static int qemu_wakeup_requested(void)
1527
{
1528
    int r = wakeup_requested;
1529
    wakeup_requested = 0;
1530
    return r;
1531
}
1532

    
1533
static int qemu_powerdown_requested(void)
1534
{
1535
    int r = powerdown_requested;
1536
    powerdown_requested = 0;
1537
    return r;
1538
}
1539

    
1540
static int qemu_debug_requested(void)
1541
{
1542
    int r = debug_requested;
1543
    debug_requested = 0;
1544
    return r;
1545
}
1546

    
1547
/* We use RUN_STATE_MAX but any invalid value will do */
1548
static bool qemu_vmstop_requested(RunState *r)
1549
{
1550
    if (vmstop_requested < RUN_STATE_MAX) {
1551
        *r = vmstop_requested;
1552
        vmstop_requested = RUN_STATE_MAX;
1553
        return true;
1554
    }
1555

    
1556
    return false;
1557
}
1558

    
1559
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1560
{
1561
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1562

    
1563
    re->func = func;
1564
    re->opaque = opaque;
1565
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1566
}
1567

    
1568
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1569
{
1570
    QEMUResetEntry *re;
1571

    
1572
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1573
        if (re->func == func && re->opaque == opaque) {
1574
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1575
            g_free(re);
1576
            return;
1577
        }
1578
    }
1579
}
1580

    
1581
void qemu_devices_reset(void)
1582
{
1583
    QEMUResetEntry *re, *nre;
1584

    
1585
    /* reset all devices */
1586
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1587
        re->func(re->opaque);
1588
    }
1589
}
1590

    
1591
void qemu_system_reset(bool report)
1592
{
1593
    if (current_machine && current_machine->reset) {
1594
        current_machine->reset();
1595
    } else {
1596
        qemu_devices_reset();
1597
    }
1598
    if (report) {
1599
        monitor_protocol_event(QEVENT_RESET, NULL);
1600
    }
1601
    cpu_synchronize_all_post_reset();
1602
}
1603

    
1604
void qemu_system_reset_request(void)
1605
{
1606
    if (no_reboot) {
1607
        shutdown_requested = 1;
1608
    } else {
1609
        reset_requested = 1;
1610
    }
1611
    cpu_stop_current();
1612
    qemu_notify_event();
1613
}
1614

    
1615
static void qemu_system_suspend(void)
1616
{
1617
    pause_all_vcpus();
1618
    notifier_list_notify(&suspend_notifiers, NULL);
1619
    runstate_set(RUN_STATE_SUSPENDED);
1620
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1621
}
1622

    
1623
void qemu_system_suspend_request(void)
1624
{
1625
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1626
        return;
1627
    }
1628
    suspend_requested = 1;
1629
    cpu_stop_current();
1630
    qemu_notify_event();
1631
}
1632

    
1633
void qemu_register_suspend_notifier(Notifier *notifier)
1634
{
1635
    notifier_list_add(&suspend_notifiers, notifier);
1636
}
1637

    
1638
void qemu_system_wakeup_request(WakeupReason reason)
1639
{
1640
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1641
        return;
1642
    }
1643
    if (!(wakeup_reason_mask & (1 << reason))) {
1644
        return;
1645
    }
1646
    runstate_set(RUN_STATE_RUNNING);
1647
    notifier_list_notify(&wakeup_notifiers, &reason);
1648
    wakeup_requested = 1;
1649
    qemu_notify_event();
1650
}
1651

    
1652
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1653
{
1654
    if (enabled) {
1655
        wakeup_reason_mask |= (1 << reason);
1656
    } else {
1657
        wakeup_reason_mask &= ~(1 << reason);
1658
    }
1659
}
1660

    
1661
void qemu_register_wakeup_notifier(Notifier *notifier)
1662
{
1663
    notifier_list_add(&wakeup_notifiers, notifier);
1664
}
1665

    
1666
void qemu_system_killed(int signal, pid_t pid)
1667
{
1668
    shutdown_signal = signal;
1669
    shutdown_pid = pid;
1670
    no_shutdown = 0;
1671
    qemu_system_shutdown_request();
1672
}
1673

    
1674
void qemu_system_shutdown_request(void)
1675
{
1676
    shutdown_requested = 1;
1677
    qemu_notify_event();
1678
}
1679

    
1680
static void qemu_system_powerdown(void)
1681
{
1682
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1683
    notifier_list_notify(&powerdown_notifiers, NULL);
1684
}
1685

    
1686
void qemu_system_powerdown_request(void)
1687
{
1688
    powerdown_requested = 1;
1689
    qemu_notify_event();
1690
}
1691

    
1692
void qemu_register_powerdown_notifier(Notifier *notifier)
1693
{
1694
    notifier_list_add(&powerdown_notifiers, notifier);
1695
}
1696

    
1697
void qemu_system_debug_request(void)
1698
{
1699
    debug_requested = 1;
1700
    qemu_notify_event();
1701
}
1702

    
1703
void qemu_system_vmstop_request(RunState state)
1704
{
1705
    vmstop_requested = state;
1706
    qemu_notify_event();
1707
}
1708

    
1709
static bool main_loop_should_exit(void)
1710
{
1711
    RunState r;
1712
    if (qemu_debug_requested()) {
1713
        vm_stop(RUN_STATE_DEBUG);
1714
    }
1715
    if (qemu_suspend_requested()) {
1716
        qemu_system_suspend();
1717
    }
1718
    if (qemu_shutdown_requested()) {
1719
        qemu_kill_report();
1720
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1721
        if (no_shutdown) {
1722
            vm_stop(RUN_STATE_SHUTDOWN);
1723
        } else {
1724
            return true;
1725
        }
1726
    }
1727
    if (qemu_reset_requested()) {
1728
        pause_all_vcpus();
1729
        cpu_synchronize_all_states();
1730
        qemu_system_reset(VMRESET_REPORT);
1731
        resume_all_vcpus();
1732
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1733
            runstate_check(RUN_STATE_SHUTDOWN)) {
1734
            runstate_set(RUN_STATE_PAUSED);
1735
        }
1736
    }
1737
    if (qemu_wakeup_requested()) {
1738
        pause_all_vcpus();
1739
        cpu_synchronize_all_states();
1740
        qemu_system_reset(VMRESET_SILENT);
1741
        resume_all_vcpus();
1742
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1743
    }
1744
    if (qemu_powerdown_requested()) {
1745
        qemu_system_powerdown();
1746
    }
1747
    if (qemu_vmstop_requested(&r)) {
1748
        vm_stop(r);
1749
    }
1750
    return false;
1751
}
1752

    
1753
static void main_loop(void)
1754
{
1755
    bool nonblocking;
1756
    int last_io = 0;
1757
#ifdef CONFIG_PROFILER
1758
    int64_t ti;
1759
#endif
1760
    do {
1761
        nonblocking = !kvm_enabled() && last_io > 0;
1762
#ifdef CONFIG_PROFILER
1763
        ti = profile_getclock();
1764
#endif
1765
        last_io = main_loop_wait(nonblocking);
1766
#ifdef CONFIG_PROFILER
1767
        dev_time += profile_getclock() - ti;
1768
#endif
1769
    } while (!main_loop_should_exit());
1770
}
1771

    
1772
static void version(void)
1773
{
1774
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1775
}
1776

    
1777
static void help(int exitcode)
1778
{
1779
    version();
1780
    printf("usage: %s [options] [disk_image]\n\n"
1781
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1782
            error_get_progname());
1783

    
1784
#define QEMU_OPTIONS_GENERATE_HELP
1785
#include "qemu-options-wrapper.h"
1786

    
1787
    printf("\nDuring emulation, the following keys are useful:\n"
1788
           "ctrl-alt-f      toggle full screen\n"
1789
           "ctrl-alt-n      switch to virtual console 'n'\n"
1790
           "ctrl-alt        toggle mouse and keyboard grab\n"
1791
           "\n"
1792
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1793

    
1794
    exit(exitcode);
1795
}
1796

    
1797
#define HAS_ARG 0x0001
1798

    
1799
typedef struct QEMUOption {
1800
    const char *name;
1801
    int flags;
1802
    int index;
1803
    uint32_t arch_mask;
1804
} QEMUOption;
1805

    
1806
static const QEMUOption qemu_options[] = {
1807
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1808
#define QEMU_OPTIONS_GENERATE_OPTIONS
1809
#include "qemu-options-wrapper.h"
1810
    { NULL },
1811
};
1812

    
1813
static bool vga_available(void)
1814
{
1815
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
1816
}
1817

    
1818
static bool cirrus_vga_available(void)
1819
{
1820
    return object_class_by_name("cirrus-vga")
1821
           || object_class_by_name("isa-cirrus-vga");
1822
}
1823

    
1824
static bool vmware_vga_available(void)
1825
{
1826
    return object_class_by_name("vmware-svga");
1827
}
1828

    
1829
static bool qxl_vga_available(void)
1830
{
1831
    return object_class_by_name("qxl-vga");
1832
}
1833

    
1834
static void select_vgahw (const char *p)
1835
{
1836
    const char *opts;
1837

    
1838
    vga_interface_type = VGA_NONE;
1839
    if (strstart(p, "std", &opts)) {
1840
        if (vga_available()) {
1841
            vga_interface_type = VGA_STD;
1842
        } else {
1843
            fprintf(stderr, "Error: standard VGA not available\n");
1844
            exit(0);
1845
        }
1846
    } else if (strstart(p, "cirrus", &opts)) {
1847
        if (cirrus_vga_available()) {
1848
            vga_interface_type = VGA_CIRRUS;
1849
        } else {
1850
            fprintf(stderr, "Error: Cirrus VGA not available\n");
1851
            exit(0);
1852
        }
1853
    } else if (strstart(p, "vmware", &opts)) {
1854
        if (vmware_vga_available()) {
1855
            vga_interface_type = VGA_VMWARE;
1856
        } else {
1857
            fprintf(stderr, "Error: VMWare SVGA not available\n");
1858
            exit(0);
1859
        }
1860
    } else if (strstart(p, "xenfb", &opts)) {
1861
        vga_interface_type = VGA_XENFB;
1862
    } else if (strstart(p, "qxl", &opts)) {
1863
        if (qxl_vga_available()) {
1864
            vga_interface_type = VGA_QXL;
1865
        } else {
1866
            fprintf(stderr, "Error: QXL VGA not available\n");
1867
            exit(0);
1868
        }
1869
    } else if (!strstart(p, "none", &opts)) {
1870
    invalid_vga:
1871
        fprintf(stderr, "Unknown vga type: %s\n", p);
1872
        exit(1);
1873
    }
1874
    while (*opts) {
1875
        const char *nextopt;
1876

    
1877
        if (strstart(opts, ",retrace=", &nextopt)) {
1878
            opts = nextopt;
1879
            if (strstart(opts, "dumb", &nextopt))
1880
                vga_retrace_method = VGA_RETRACE_DUMB;
1881
            else if (strstart(opts, "precise", &nextopt))
1882
                vga_retrace_method = VGA_RETRACE_PRECISE;
1883
            else goto invalid_vga;
1884
        } else goto invalid_vga;
1885
        opts = nextopt;
1886
    }
1887
}
1888

    
1889
static DisplayType select_display(const char *p)
1890
{
1891
    const char *opts;
1892
    DisplayType display = DT_DEFAULT;
1893

    
1894
    if (strstart(p, "sdl", &opts)) {
1895
#ifdef CONFIG_SDL
1896
        display = DT_SDL;
1897
        while (*opts) {
1898
            const char *nextopt;
1899

    
1900
            if (strstart(opts, ",frame=", &nextopt)) {
1901
                opts = nextopt;
1902
                if (strstart(opts, "on", &nextopt)) {
1903
                    no_frame = 0;
1904
                } else if (strstart(opts, "off", &nextopt)) {
1905
                    no_frame = 1;
1906
                } else {
1907
                    goto invalid_sdl_args;
1908
                }
1909
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1910
                opts = nextopt;
1911
                if (strstart(opts, "on", &nextopt)) {
1912
                    alt_grab = 1;
1913
                } else if (strstart(opts, "off", &nextopt)) {
1914
                    alt_grab = 0;
1915
                } else {
1916
                    goto invalid_sdl_args;
1917
                }
1918
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1919
                opts = nextopt;
1920
                if (strstart(opts, "on", &nextopt)) {
1921
                    ctrl_grab = 1;
1922
                } else if (strstart(opts, "off", &nextopt)) {
1923
                    ctrl_grab = 0;
1924
                } else {
1925
                    goto invalid_sdl_args;
1926
                }
1927
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1928
                opts = nextopt;
1929
                if (strstart(opts, "on", &nextopt)) {
1930
                    no_quit = 0;
1931
                } else if (strstart(opts, "off", &nextopt)) {
1932
                    no_quit = 1;
1933
                } else {
1934
                    goto invalid_sdl_args;
1935
                }
1936
            } else {
1937
            invalid_sdl_args:
1938
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1939
                exit(1);
1940
            }
1941
            opts = nextopt;
1942
        }
1943
#else
1944
        fprintf(stderr, "SDL support is disabled\n");
1945
        exit(1);
1946
#endif
1947
    } else if (strstart(p, "vnc", &opts)) {
1948
#ifdef CONFIG_VNC
1949
        display_remote++;
1950

    
1951
        if (*opts) {
1952
            const char *nextopt;
1953

    
1954
            if (strstart(opts, "=", &nextopt)) {
1955
                vnc_display = nextopt;
1956
            }
1957
        }
1958
        if (!vnc_display) {
1959
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1960
            exit(1);
1961
        }
1962
#else
1963
        fprintf(stderr, "VNC support is disabled\n");
1964
        exit(1);
1965
#endif
1966
    } else if (strstart(p, "curses", &opts)) {
1967
#ifdef CONFIG_CURSES
1968
        display = DT_CURSES;
1969
#else
1970
        fprintf(stderr, "Curses support is disabled\n");
1971
        exit(1);
1972
#endif
1973
    } else if (strstart(p, "none", &opts)) {
1974
        display = DT_NONE;
1975
    } else {
1976
        fprintf(stderr, "Unknown display type: %s\n", p);
1977
        exit(1);
1978
    }
1979

    
1980
    return display;
1981
}
1982

    
1983
static int balloon_parse(const char *arg)
1984
{
1985
    QemuOpts *opts;
1986

    
1987
    if (strcmp(arg, "none") == 0) {
1988
        return 0;
1989
    }
1990

    
1991
    if (!strncmp(arg, "virtio", 6)) {
1992
        if (arg[6] == ',') {
1993
            /* have params -> parse them */
1994
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1995
            if (!opts)
1996
                return  -1;
1997
        } else {
1998
            /* create empty opts */
1999
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2000
        }
2001
        qemu_opt_set(opts, "driver", "virtio-balloon");
2002
        return 0;
2003
    }
2004

    
2005
    return -1;
2006
}
2007

    
2008
char *qemu_find_file(int type, const char *name)
2009
{
2010
    int len;
2011
    const char *subdir;
2012
    char *buf;
2013

    
2014
    /* Try the name as a straight path first */
2015
    if (access(name, R_OK) == 0) {
2016
        return g_strdup(name);
2017
    }
2018
    switch (type) {
2019
    case QEMU_FILE_TYPE_BIOS:
2020
        subdir = "";
2021
        break;
2022
    case QEMU_FILE_TYPE_KEYMAP:
2023
        subdir = "keymaps/";
2024
        break;
2025
    default:
2026
        abort();
2027
    }
2028
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2029
    buf = g_malloc0(len);
2030
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2031
    if (access(buf, R_OK)) {
2032
        g_free(buf);
2033
        return NULL;
2034
    }
2035
    return buf;
2036
}
2037

    
2038
static int device_help_func(QemuOpts *opts, void *opaque)
2039
{
2040
    return qdev_device_help(opts);
2041
}
2042

    
2043
static int device_init_func(QemuOpts *opts, void *opaque)
2044
{
2045
    DeviceState *dev;
2046

    
2047
    dev = qdev_device_add(opts);
2048
    if (!dev)
2049
        return -1;
2050
    return 0;
2051
}
2052

    
2053
static int chardev_init_func(QemuOpts *opts, void *opaque)
2054
{
2055
    CharDriverState *chr;
2056

    
2057
    chr = qemu_chr_new_from_opts(opts, NULL);
2058
    if (!chr)
2059
        return -1;
2060
    return 0;
2061
}
2062

    
2063
#ifdef CONFIG_VIRTFS
2064
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2065
{
2066
    int ret;
2067
    ret = qemu_fsdev_add(opts);
2068

    
2069
    return ret;
2070
}
2071
#endif
2072

    
2073
static int mon_init_func(QemuOpts *opts, void *opaque)
2074
{
2075
    CharDriverState *chr;
2076
    const char *chardev;
2077
    const char *mode;
2078
    int flags;
2079

    
2080
    mode = qemu_opt_get(opts, "mode");
2081
    if (mode == NULL) {
2082
        mode = "readline";
2083
    }
2084
    if (strcmp(mode, "readline") == 0) {
2085
        flags = MONITOR_USE_READLINE;
2086
    } else if (strcmp(mode, "control") == 0) {
2087
        flags = MONITOR_USE_CONTROL;
2088
    } else {
2089
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2090
        exit(1);
2091
    }
2092

    
2093
    if (qemu_opt_get_bool(opts, "pretty", 0))
2094
        flags |= MONITOR_USE_PRETTY;
2095

    
2096
    if (qemu_opt_get_bool(opts, "default", 0))
2097
        flags |= MONITOR_IS_DEFAULT;
2098

    
2099
    chardev = qemu_opt_get(opts, "chardev");
2100
    chr = qemu_chr_find(chardev);
2101
    if (chr == NULL) {
2102
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2103
        exit(1);
2104
    }
2105

    
2106
    monitor_init(chr, flags);
2107
    return 0;
2108
}
2109

    
2110
static void monitor_parse(const char *optarg, const char *mode)
2111
{
2112
    static int monitor_device_index = 0;
2113
    QemuOpts *opts;
2114
    const char *p;
2115
    char label[32];
2116
    int def = 0;
2117

    
2118
    if (strstart(optarg, "chardev:", &p)) {
2119
        snprintf(label, sizeof(label), "%s", p);
2120
    } else {
2121
        snprintf(label, sizeof(label), "compat_monitor%d",
2122
                 monitor_device_index);
2123
        if (monitor_device_index == 0) {
2124
            def = 1;
2125
        }
2126
        opts = qemu_chr_parse_compat(label, optarg);
2127
        if (!opts) {
2128
            fprintf(stderr, "parse error: %s\n", optarg);
2129
            exit(1);
2130
        }
2131
    }
2132

    
2133
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2134
    if (!opts) {
2135
        fprintf(stderr, "duplicate chardev: %s\n", label);
2136
        exit(1);
2137
    }
2138
    qemu_opt_set(opts, "mode", mode);
2139
    qemu_opt_set(opts, "chardev", label);
2140
    if (def)
2141
        qemu_opt_set(opts, "default", "on");
2142
    monitor_device_index++;
2143
}
2144

    
2145
struct device_config {
2146
    enum {
2147
        DEV_USB,       /* -usbdevice     */
2148
        DEV_BT,        /* -bt            */
2149
        DEV_SERIAL,    /* -serial        */
2150
        DEV_PARALLEL,  /* -parallel      */
2151
        DEV_VIRTCON,   /* -virtioconsole */
2152
        DEV_DEBUGCON,  /* -debugcon */
2153
        DEV_GDB,       /* -gdb, -s */
2154
    } type;
2155
    const char *cmdline;
2156
    Location loc;
2157
    QTAILQ_ENTRY(device_config) next;
2158
};
2159

    
2160
static QTAILQ_HEAD(, device_config) device_configs =
2161
    QTAILQ_HEAD_INITIALIZER(device_configs);
2162

    
2163
static void add_device_config(int type, const char *cmdline)
2164
{
2165
    struct device_config *conf;
2166

    
2167
    conf = g_malloc0(sizeof(*conf));
2168
    conf->type = type;
2169
    conf->cmdline = cmdline;
2170
    loc_save(&conf->loc);
2171
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2172
}
2173

    
2174
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2175
{
2176
    struct device_config *conf;
2177
    int rc;
2178

    
2179
    QTAILQ_FOREACH(conf, &device_configs, next) {
2180
        if (conf->type != type)
2181
            continue;
2182
        loc_push_restore(&conf->loc);
2183
        rc = func(conf->cmdline);
2184
        loc_pop(&conf->loc);
2185
        if (0 != rc)
2186
            return rc;
2187
    }
2188
    return 0;
2189
}
2190

    
2191
static int serial_parse(const char *devname)
2192
{
2193
    static int index = 0;
2194
    char label[32];
2195

    
2196
    if (strcmp(devname, "none") == 0)
2197
        return 0;
2198
    if (index == MAX_SERIAL_PORTS) {
2199
        fprintf(stderr, "qemu: too many serial ports\n");
2200
        exit(1);
2201
    }
2202
    snprintf(label, sizeof(label), "serial%d", index);
2203
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2204
    if (!serial_hds[index]) {
2205
        fprintf(stderr, "qemu: could not connect serial device"
2206
                " to character backend '%s'\n", devname);
2207
        return -1;
2208
    }
2209
    index++;
2210
    return 0;
2211
}
2212

    
2213
static int parallel_parse(const char *devname)
2214
{
2215
    static int index = 0;
2216
    char label[32];
2217

    
2218
    if (strcmp(devname, "none") == 0)
2219
        return 0;
2220
    if (index == MAX_PARALLEL_PORTS) {
2221
        fprintf(stderr, "qemu: too many parallel ports\n");
2222
        exit(1);
2223
    }
2224
    snprintf(label, sizeof(label), "parallel%d", index);
2225
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2226
    if (!parallel_hds[index]) {
2227
        fprintf(stderr, "qemu: could not connect parallel device"
2228
                " to character backend '%s'\n", devname);
2229
        return -1;
2230
    }
2231
    index++;
2232
    return 0;
2233
}
2234

    
2235
static int virtcon_parse(const char *devname)
2236
{
2237
    QemuOptsList *device = qemu_find_opts("device");
2238
    static int index = 0;
2239
    char label[32];
2240
    QemuOpts *bus_opts, *dev_opts;
2241

    
2242
    if (strcmp(devname, "none") == 0)
2243
        return 0;
2244
    if (index == MAX_VIRTIO_CONSOLES) {
2245
        fprintf(stderr, "qemu: too many virtio consoles\n");
2246
        exit(1);
2247
    }
2248

    
2249
    bus_opts = qemu_opts_create_nofail(device);
2250
    if (arch_type == QEMU_ARCH_S390X) {
2251
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2252
    } else {
2253
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2254
    } 
2255

    
2256
    dev_opts = qemu_opts_create_nofail(device);
2257
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2258

    
2259
    snprintf(label, sizeof(label), "virtcon%d", index);
2260
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2261
    if (!virtcon_hds[index]) {
2262
        fprintf(stderr, "qemu: could not connect virtio console"
2263
                " to character backend '%s'\n", devname);
2264
        return -1;
2265
    }
2266
    qemu_opt_set(dev_opts, "chardev", label);
2267

    
2268
    index++;
2269
    return 0;
2270
}
2271

    
2272
static int debugcon_parse(const char *devname)
2273
{   
2274
    QemuOpts *opts;
2275

    
2276
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2277
        exit(1);
2278
    }
2279
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2280
    if (!opts) {
2281
        fprintf(stderr, "qemu: already have a debugcon device\n");
2282
        exit(1);
2283
    }
2284
    qemu_opt_set(opts, "driver", "isa-debugcon");
2285
    qemu_opt_set(opts, "chardev", "debugcon");
2286
    return 0;
2287
}
2288

    
2289
static QEMUMachine *machine_parse(const char *name)
2290
{
2291
    QEMUMachine *m, *machine = NULL;
2292

    
2293
    if (name) {
2294
        machine = find_machine(name);
2295
    }
2296
    if (machine) {
2297
        return machine;
2298
    }
2299
    printf("Supported machines are:\n");
2300
    for (m = first_machine; m != NULL; m = m->next) {
2301
        if (m->alias) {
2302
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2303
        }
2304
        printf("%-20s %s%s\n", m->name, m->desc,
2305
               m->is_default ? " (default)" : "");
2306
    }
2307
    exit(!name || !is_help_option(name));
2308
}
2309

    
2310
static int tcg_init(void)
2311
{
2312
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2313
    return 0;
2314
}
2315

    
2316
static struct {
2317
    const char *opt_name;
2318
    const char *name;
2319
    int (*available)(void);
2320
    int (*init)(void);
2321
    int *allowed;
2322
} accel_list[] = {
2323
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2324
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2325
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2326
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2327
};
2328

    
2329
static int configure_accelerator(void)
2330
{
2331
    const char *p = NULL;
2332
    char buf[10];
2333
    int i, ret;
2334
    bool accel_initialised = 0;
2335
    bool init_failed = 0;
2336

    
2337
    QemuOptsList *list = qemu_find_opts("machine");
2338
    if (!QTAILQ_EMPTY(&list->head)) {
2339
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2340
    }
2341

    
2342
    if (p == NULL) {
2343
        /* Use the default "accelerator", tcg */
2344
        p = "tcg";
2345
    }
2346

    
2347
    while (!accel_initialised && *p != '\0') {
2348
        if (*p == ':') {
2349
            p++;
2350
        }
2351
        p = get_opt_name(buf, sizeof (buf), p, ':');
2352
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2353
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2354
                *(accel_list[i].allowed) = 1;
2355
                ret = accel_list[i].init();
2356
                if (ret < 0) {
2357
                    init_failed = 1;
2358
                    if (!accel_list[i].available()) {
2359
                        printf("%s not supported for this target\n",
2360
                               accel_list[i].name);
2361
                    } else {
2362
                        fprintf(stderr, "failed to initialize %s: %s\n",
2363
                                accel_list[i].name,
2364
                                strerror(-ret));
2365
                    }
2366
                    *(accel_list[i].allowed) = 0;
2367
                } else {
2368
                    accel_initialised = 1;
2369
                }
2370
                break;
2371
            }
2372
        }
2373
        if (i == ARRAY_SIZE(accel_list)) {
2374
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2375
        }
2376
    }
2377

    
2378
    if (!accel_initialised) {
2379
        fprintf(stderr, "No accelerator found!\n");
2380
        exit(1);
2381
    }
2382

    
2383
    if (init_failed) {
2384
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2385
    }
2386

    
2387
    return !accel_initialised;
2388
}
2389

    
2390
void qemu_add_exit_notifier(Notifier *notify)
2391
{
2392
    notifier_list_add(&exit_notifiers, notify);
2393
}
2394

    
2395
void qemu_remove_exit_notifier(Notifier *notify)
2396
{
2397
    notifier_remove(notify);
2398
}
2399

    
2400
static void qemu_run_exit_notifiers(void)
2401
{
2402
    notifier_list_notify(&exit_notifiers, NULL);
2403
}
2404

    
2405
void qemu_add_machine_init_done_notifier(Notifier *notify)
2406
{
2407
    notifier_list_add(&machine_init_done_notifiers, notify);
2408
}
2409

    
2410
static void qemu_run_machine_init_done_notifiers(void)
2411
{
2412
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2413
}
2414

    
2415
static const QEMUOption *lookup_opt(int argc, char **argv,
2416
                                    const char **poptarg, int *poptind)
2417
{
2418
    const QEMUOption *popt;
2419
    int optind = *poptind;
2420
    char *r = argv[optind];
2421
    const char *optarg;
2422

    
2423
    loc_set_cmdline(argv, optind, 1);
2424
    optind++;
2425
    /* Treat --foo the same as -foo.  */
2426
    if (r[1] == '-')
2427
        r++;
2428
    popt = qemu_options;
2429
    for(;;) {
2430
        if (!popt->name) {
2431
            error_report("invalid option");
2432
            exit(1);
2433
        }
2434
        if (!strcmp(popt->name, r + 1))
2435
            break;
2436
        popt++;
2437
    }
2438
    if (popt->flags & HAS_ARG) {
2439
        if (optind >= argc) {
2440
            error_report("requires an argument");
2441
            exit(1);
2442
        }
2443
        optarg = argv[optind++];
2444
        loc_set_cmdline(argv, optind - 2, 2);
2445
    } else {
2446
        optarg = NULL;
2447
    }
2448

    
2449
    *poptarg = optarg;
2450
    *poptind = optind;
2451

    
2452
    return popt;
2453
}
2454

    
2455
static gpointer malloc_and_trace(gsize n_bytes)
2456
{
2457
    void *ptr = malloc(n_bytes);
2458
    trace_g_malloc(n_bytes, ptr);
2459
    return ptr;
2460
}
2461

    
2462
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2463
{
2464
    void *ptr = realloc(mem, n_bytes);
2465
    trace_g_realloc(mem, n_bytes, ptr);
2466
    return ptr;
2467
}
2468

    
2469
static void free_and_trace(gpointer mem)
2470
{
2471
    trace_g_free(mem);
2472
    free(mem);
2473
}
2474

    
2475
static int object_set_property(const char *name, const char *value, void *opaque)
2476
{
2477
    Object *obj = OBJECT(opaque);
2478
    StringInputVisitor *siv;
2479
    Error *local_err = NULL;
2480

    
2481
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2482
        return 0;
2483
    }
2484

    
2485
    siv = string_input_visitor_new(value);
2486
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2487
    string_input_visitor_cleanup(siv);
2488

    
2489
    if (local_err) {
2490
        qerror_report_err(local_err);
2491
        error_free(local_err);
2492
        return -1;
2493
    }
2494

    
2495
    return 0;
2496
}
2497

    
2498
static int object_create(QemuOpts *opts, void *opaque)
2499
{
2500
    const char *type = qemu_opt_get(opts, "qom-type");
2501
    const char *id = qemu_opts_id(opts);
2502
    Object *obj;
2503

    
2504
    g_assert(type != NULL);
2505

    
2506
    if (id == NULL) {
2507
        qerror_report(QERR_MISSING_PARAMETER, "id");
2508
        return -1;
2509
    }
2510

    
2511
    obj = object_new(type);
2512
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2513
        return -1;
2514
    }
2515

    
2516
    object_property_add_child(container_get(object_get_root(), "/objects"),
2517
                              id, obj, NULL);
2518

    
2519
    return 0;
2520
}
2521

    
2522
int main(int argc, char **argv, char **envp)
2523
{
2524
    int i;
2525
    int snapshot, linux_boot;
2526
    const char *icount_option = NULL;
2527
    const char *initrd_filename;
2528
    const char *kernel_filename, *kernel_cmdline;
2529
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2530
    DisplayState *ds;
2531
    int cyls, heads, secs, translation;
2532
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2533
    QemuOptsList *olist;
2534
    int optind;
2535
    const char *optarg;
2536
    const char *loadvm = NULL;
2537
    QEMUMachine *machine;
2538
    const char *cpu_model;
2539
    const char *vga_model = "none";
2540
    const char *pid_file = NULL;
2541
    const char *incoming = NULL;
2542
#ifdef CONFIG_VNC
2543
    int show_vnc_port = 0;
2544
#endif
2545
    bool defconfig = true;
2546
    bool userconfig = true;
2547
    const char *log_mask = NULL;
2548
    const char *log_file = NULL;
2549
    GMemVTable mem_trace = {
2550
        .malloc = malloc_and_trace,
2551
        .realloc = realloc_and_trace,
2552
        .free = free_and_trace,
2553
    };
2554
    const char *trace_events = NULL;
2555
    const char *trace_file = NULL;
2556

    
2557
    atexit(qemu_run_exit_notifiers);
2558
    error_set_progname(argv[0]);
2559

    
2560
    g_mem_set_vtable(&mem_trace);
2561
    if (!g_thread_supported()) {
2562
#if !GLIB_CHECK_VERSION(2, 31, 0)
2563
        g_thread_init(NULL);
2564
#else
2565
        fprintf(stderr, "glib threading failed to initialize.\n");
2566
        exit(1);
2567
#endif
2568
    }
2569

    
2570
    module_call_init(MODULE_INIT_QOM);
2571

    
2572
    runstate_init();
2573

    
2574
    init_clocks();
2575
    rtc_clock = host_clock;
2576

    
2577
    qemu_cache_utils_init(envp);
2578

    
2579
    QLIST_INIT (&vm_change_state_head);
2580
    os_setup_early_signal_handling();
2581

    
2582
    module_call_init(MODULE_INIT_MACHINE);
2583
    machine = find_default_machine();
2584
    cpu_model = NULL;
2585
    ram_size = 0;
2586
    snapshot = 0;
2587
    cyls = heads = secs = 0;
2588
    translation = BIOS_ATA_TRANSLATION_AUTO;
2589

    
2590
    for (i = 0; i < MAX_NODES; i++) {
2591
        node_mem[i] = 0;
2592
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2593
    }
2594

    
2595
    nb_numa_nodes = 0;
2596
    nb_nics = 0;
2597

    
2598
    autostart= 1;
2599

    
2600
    /* first pass of option parsing */
2601
    optind = 1;
2602
    while (optind < argc) {
2603
        if (argv[optind][0] != '-') {
2604
            /* disk image */
2605
            optind++;
2606
            continue;
2607
        } else {
2608
            const QEMUOption *popt;
2609

    
2610
            popt = lookup_opt(argc, argv, &optarg, &optind);
2611
            switch (popt->index) {
2612
            case QEMU_OPTION_nodefconfig:
2613
                defconfig = false;
2614
                break;
2615
            case QEMU_OPTION_nouserconfig:
2616
                userconfig = false;
2617
                break;
2618
            }
2619
        }
2620
    }
2621

    
2622
    if (defconfig) {
2623
        int ret;
2624
        ret = qemu_read_default_config_files(userconfig);
2625
        if (ret < 0) {
2626
            exit(1);
2627
        }
2628
    }
2629

    
2630
    /* second pass of option parsing */
2631
    optind = 1;
2632
    for(;;) {
2633
        if (optind >= argc)
2634
            break;
2635
        if (argv[optind][0] != '-') {
2636
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2637
        } else {
2638
            const QEMUOption *popt;
2639

    
2640
            popt = lookup_opt(argc, argv, &optarg, &optind);
2641
            if (!(popt->arch_mask & arch_type)) {
2642
                printf("Option %s not supported for this target\n", popt->name);
2643
                exit(1);
2644
            }
2645
            switch(popt->index) {
2646
            case QEMU_OPTION_M:
2647
                machine = machine_parse(optarg);
2648
                break;
2649
            case QEMU_OPTION_no_kvm_irqchip: {
2650
                olist = qemu_find_opts("machine");
2651
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2652
                break;
2653
            }
2654
            case QEMU_OPTION_cpu:
2655
                /* hw initialization will check this */
2656
                cpu_model = optarg;
2657
                break;
2658
            case QEMU_OPTION_hda:
2659
                {
2660
                    char buf[256];
2661
                    if (cyls == 0)
2662
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2663
                    else
2664
                        snprintf(buf, sizeof(buf),
2665
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2666
                                 HD_OPTS , cyls, heads, secs,
2667
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2668
                                 ",trans=lba" :
2669
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2670
                                 ",trans=none" : "");
2671
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2672
                    break;
2673
                }
2674
            case QEMU_OPTION_hdb:
2675
            case QEMU_OPTION_hdc:
2676
            case QEMU_OPTION_hdd:
2677
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2678
                          HD_OPTS);
2679
                break;
2680
            case QEMU_OPTION_drive:
2681
                if (drive_def(optarg) == NULL) {
2682
                    exit(1);
2683
                }
2684
                break;
2685
            case QEMU_OPTION_set:
2686
                if (qemu_set_option(optarg) != 0)
2687
                    exit(1);
2688
                break;
2689
            case QEMU_OPTION_global:
2690
                if (qemu_global_option(optarg) != 0)
2691
                    exit(1);
2692
                break;
2693
            case QEMU_OPTION_mtdblock:
2694
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2695
                break;
2696
            case QEMU_OPTION_sd:
2697
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2698
                break;
2699
            case QEMU_OPTION_pflash:
2700
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2701
                break;
2702
            case QEMU_OPTION_snapshot:
2703
                snapshot = 1;
2704
                break;
2705
            case QEMU_OPTION_hdachs:
2706
                {
2707
                    const char *p;
2708
                    p = optarg;
2709
                    cyls = strtol(p, (char **)&p, 0);
2710
                    if (cyls < 1 || cyls > 16383)
2711
                        goto chs_fail;
2712
                    if (*p != ',')
2713
                        goto chs_fail;
2714
                    p++;
2715
                    heads = strtol(p, (char **)&p, 0);
2716
                    if (heads < 1 || heads > 16)
2717
                        goto chs_fail;
2718
                    if (*p != ',')
2719
                        goto chs_fail;
2720
                    p++;
2721
                    secs = strtol(p, (char **)&p, 0);
2722
                    if (secs < 1 || secs > 63)
2723
                        goto chs_fail;
2724
                    if (*p == ',') {
2725
                        p++;
2726
                        if (!strcmp(p, "none"))
2727
                            translation = BIOS_ATA_TRANSLATION_NONE;
2728
                        else if (!strcmp(p, "lba"))
2729
                            translation = BIOS_ATA_TRANSLATION_LBA;
2730
                        else if (!strcmp(p, "auto"))
2731
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2732
                        else
2733
                            goto chs_fail;
2734
                    } else if (*p != '\0') {
2735
                    chs_fail:
2736
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2737
                        exit(1);
2738
                    }
2739
                    if (hda_opts != NULL) {
2740
                        char num[16];
2741
                        snprintf(num, sizeof(num), "%d", cyls);
2742
                        qemu_opt_set(hda_opts, "cyls", num);
2743
                        snprintf(num, sizeof(num), "%d", heads);
2744
                        qemu_opt_set(hda_opts, "heads", num);
2745
                        snprintf(num, sizeof(num), "%d", secs);
2746
                        qemu_opt_set(hda_opts, "secs", num);
2747
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2748
                            qemu_opt_set(hda_opts, "trans", "lba");
2749
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2750
                            qemu_opt_set(hda_opts, "trans", "none");
2751
                    }
2752
                }
2753
                break;
2754
            case QEMU_OPTION_numa:
2755
                if (nb_numa_nodes >= MAX_NODES) {
2756
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2757
                    exit(1);
2758
                }
2759
                numa_add(optarg);
2760
                break;
2761
            case QEMU_OPTION_display:
2762
                display_type = select_display(optarg);
2763
                break;
2764
            case QEMU_OPTION_nographic:
2765
                display_type = DT_NOGRAPHIC;
2766
                break;
2767
            case QEMU_OPTION_curses:
2768
#ifdef CONFIG_CURSES
2769
                display_type = DT_CURSES;
2770
#else
2771
                fprintf(stderr, "Curses support is disabled\n");
2772
                exit(1);
2773
#endif
2774
                break;
2775
            case QEMU_OPTION_portrait:
2776
                graphic_rotate = 90;
2777
                break;
2778
            case QEMU_OPTION_rotate:
2779
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2780
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
2781
                    graphic_rotate != 180 && graphic_rotate != 270) {
2782
                    fprintf(stderr,
2783
                        "qemu: only 90, 180, 270 deg rotation is available\n");
2784
                    exit(1);
2785
                }
2786
                break;
2787
            case QEMU_OPTION_kernel:
2788
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2789
                break;
2790
            case QEMU_OPTION_initrd:
2791
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2792
                break;
2793
            case QEMU_OPTION_append:
2794
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2795
                break;
2796
            case QEMU_OPTION_dtb:
2797
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2798
                break;
2799
            case QEMU_OPTION_cdrom:
2800
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2801
                break;
2802
            case QEMU_OPTION_boot:
2803
                {
2804
                    static const char * const params[] = {
2805
                        "order", "once", "menu",
2806
                        "splash", "splash-time",
2807
                        "reboot-timeout", NULL
2808
                    };
2809
                    char buf[sizeof(boot_devices)];
2810
                    char *standard_boot_devices;
2811
                    int legacy = 0;
2812

    
2813
                    if (!strchr(optarg, '=')) {
2814
                        legacy = 1;
2815
                        pstrcpy(buf, sizeof(buf), optarg);
2816
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2817
                        fprintf(stderr,
2818
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2819
                                buf, optarg);
2820
                        exit(1);
2821
                    }
2822

    
2823
                    if (legacy ||
2824
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2825
                        validate_bootdevices(buf);
2826
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2827
                    }
2828
                    if (!legacy) {
2829
                        if (get_param_value(buf, sizeof(buf),
2830
                                            "once", optarg)) {
2831
                            validate_bootdevices(buf);
2832
                            standard_boot_devices = g_strdup(boot_devices);
2833
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2834
                            qemu_register_reset(restore_boot_devices,
2835
                                                standard_boot_devices);
2836
                        }
2837
                        if (get_param_value(buf, sizeof(buf),
2838
                                            "menu", optarg)) {
2839
                            if (!strcmp(buf, "on")) {
2840
                                boot_menu = 1;
2841
                            } else if (!strcmp(buf, "off")) {
2842
                                boot_menu = 0;
2843
                            } else {
2844
                                fprintf(stderr,
2845
                                        "qemu: invalid option value '%s'\n",
2846
                                        buf);
2847
                                exit(1);
2848
                            }
2849
                        }
2850
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
2851
                                        optarg, 0);
2852
                    }
2853
                }
2854
                break;
2855
            case QEMU_OPTION_fda:
2856
            case QEMU_OPTION_fdb:
2857
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2858
                          optarg, FD_OPTS);
2859
                break;
2860
            case QEMU_OPTION_no_fd_bootchk:
2861
                fd_bootchk = 0;
2862
                break;
2863
            case QEMU_OPTION_netdev:
2864
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2865
                    exit(1);
2866
                }
2867
                break;
2868
            case QEMU_OPTION_net:
2869
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2870
                    exit(1);
2871
                }
2872
                break;
2873
#ifdef CONFIG_LIBISCSI
2874
            case QEMU_OPTION_iscsi:
2875
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2876
                if (!opts) {
2877
                    exit(1);
2878
                }
2879
                break;
2880
#endif
2881
#ifdef CONFIG_SLIRP
2882
            case QEMU_OPTION_tftp:
2883
                legacy_tftp_prefix = optarg;
2884
                break;
2885
            case QEMU_OPTION_bootp:
2886
                legacy_bootp_filename = optarg;
2887
                break;
2888
            case QEMU_OPTION_redir:
2889
                if (net_slirp_redir(optarg) < 0)
2890
                    exit(1);
2891
                break;
2892
#endif
2893
            case QEMU_OPTION_bt:
2894
                add_device_config(DEV_BT, optarg);
2895
                break;
2896
            case QEMU_OPTION_audio_help:
2897
                if (!(audio_available())) {
2898
                    printf("Option %s not supported for this target\n", popt->name);
2899
                    exit(1);
2900
                }
2901
                AUD_help ();
2902
                exit (0);
2903
                break;
2904
            case QEMU_OPTION_soundhw:
2905
                if (!(audio_available())) {
2906
                    printf("Option %s not supported for this target\n", popt->name);
2907
                    exit(1);
2908
                }
2909
                select_soundhw (optarg);
2910
                break;
2911
            case QEMU_OPTION_h:
2912
                help(0);
2913
                break;
2914
            case QEMU_OPTION_version:
2915
                version();
2916
                exit(0);
2917
                break;
2918
            case QEMU_OPTION_m: {
2919
                int64_t value;
2920
                uint64_t sz;
2921
                char *end;
2922

    
2923
                value = strtosz(optarg, &end);
2924
                if (value < 0 || *end) {
2925
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2926
                    exit(1);
2927
                }
2928
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
2929
                ram_size = sz;
2930
                if (ram_size != sz) {
2931
                    fprintf(stderr, "qemu: ram size too large\n");
2932
                    exit(1);
2933
                }
2934
                break;
2935
            }
2936
            case QEMU_OPTION_mempath:
2937
                mem_path = optarg;
2938
                break;
2939
#ifdef MAP_POPULATE
2940
            case QEMU_OPTION_mem_prealloc:
2941
                mem_prealloc = 1;
2942
                break;
2943
#endif
2944
            case QEMU_OPTION_d:
2945
                log_mask = optarg;
2946
                break;
2947
            case QEMU_OPTION_D:
2948
                log_file = optarg;
2949
                break;
2950
            case QEMU_OPTION_s:
2951
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
2952
                break;
2953
            case QEMU_OPTION_gdb:
2954
                add_device_config(DEV_GDB, optarg);
2955
                break;
2956
            case QEMU_OPTION_L:
2957
                data_dir = optarg;
2958
                break;
2959
            case QEMU_OPTION_bios:
2960
                bios_name = optarg;
2961
                break;
2962
            case QEMU_OPTION_singlestep:
2963
                singlestep = 1;
2964
                break;
2965
            case QEMU_OPTION_S:
2966
                autostart = 0;
2967
                break;
2968
            case QEMU_OPTION_k:
2969
                keyboard_layout = optarg;
2970
                break;
2971
            case QEMU_OPTION_localtime:
2972
                rtc_utc = 0;
2973
                break;
2974
            case QEMU_OPTION_vga:
2975
                vga_model = optarg;
2976
                default_vga = 0;
2977
                break;
2978
            case QEMU_OPTION_g:
2979
                {
2980
                    const char *p;
2981
                    int w, h, depth;
2982
                    p = optarg;
2983
                    w = strtol(p, (char **)&p, 10);
2984
                    if (w <= 0) {
2985
                    graphic_error:
2986
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2987
                        exit(1);
2988
                    }
2989
                    if (*p != 'x')
2990
                        goto graphic_error;
2991
                    p++;
2992
                    h = strtol(p, (char **)&p, 10);
2993
                    if (h <= 0)
2994
                        goto graphic_error;
2995
                    if (*p == 'x') {
2996
                        p++;
2997
                        depth = strtol(p, (char **)&p, 10);
2998
                        if (depth != 8 && depth != 15 && depth != 16 &&
2999
                            depth != 24 && depth != 32)
3000
                            goto graphic_error;
3001
                    } else if (*p == '\0') {
3002
                        depth = graphic_depth;
3003
                    } else {
3004
                        goto graphic_error;
3005
                    }
3006

    
3007
                    graphic_width = w;
3008
                    graphic_height = h;
3009
                    graphic_depth = depth;
3010
                }
3011
                break;
3012
            case QEMU_OPTION_echr:
3013
                {
3014
                    char *r;
3015
                    term_escape_char = strtol(optarg, &r, 0);
3016
                    if (r == optarg)
3017
                        printf("Bad argument to echr\n");
3018
                    break;
3019
                }
3020
            case QEMU_OPTION_monitor:
3021
                monitor_parse(optarg, "readline");
3022
                default_monitor = 0;
3023
                break;
3024
            case QEMU_OPTION_qmp:
3025
                monitor_parse(optarg, "control");
3026
                default_monitor = 0;
3027
                break;
3028
            case QEMU_OPTION_mon:
3029
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3030
                if (!opts) {
3031
                    exit(1);
3032
                }
3033
                default_monitor = 0;
3034
                break;
3035
            case QEMU_OPTION_chardev:
3036
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3037
                if (!opts) {
3038
                    exit(1);
3039
                }
3040
                break;
3041
            case QEMU_OPTION_fsdev:
3042
                olist = qemu_find_opts("fsdev");
3043
                if (!olist) {
3044
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3045
                    exit(1);
3046
                }
3047
                opts = qemu_opts_parse(olist, optarg, 1);
3048
                if (!opts) {
3049
                    fprintf(stderr, "parse error: %s\n", optarg);
3050
                    exit(1);
3051
                }
3052
                break;
3053
            case QEMU_OPTION_virtfs: {
3054
                QemuOpts *fsdev;
3055
                QemuOpts *device;
3056
                const char *writeout, *sock_fd, *socket;
3057

    
3058
                olist = qemu_find_opts("virtfs");
3059
                if (!olist) {
3060
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3061
                    exit(1);
3062
                }
3063
                opts = qemu_opts_parse(olist, optarg, 1);
3064
                if (!opts) {
3065
                    fprintf(stderr, "parse error: %s\n", optarg);
3066
                    exit(1);
3067
                }
3068

    
3069
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3070
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3071
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3072
                    exit(1);
3073
                }
3074
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3075
                                         qemu_opt_get(opts, "mount_tag"),
3076
                                         1, NULL);
3077
                if (!fsdev) {
3078
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3079
                            qemu_opt_get(opts, "mount_tag"));
3080
                    exit(1);
3081
                }
3082

    
3083
                writeout = qemu_opt_get(opts, "writeout");
3084
                if (writeout) {
3085
#ifdef CONFIG_SYNC_FILE_RANGE
3086
                    qemu_opt_set(fsdev, "writeout", writeout);
3087
#else
3088
                    fprintf(stderr, "writeout=immediate not supported on "
3089
                            "this platform\n");
3090
                    exit(1);
3091
#endif
3092
                }
3093
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3094
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3095
                qemu_opt_set(fsdev, "security_model",
3096
                             qemu_opt_get(opts, "security_model"));
3097
                socket = qemu_opt_get(opts, "socket");
3098
                if (socket) {
3099
                    qemu_opt_set(fsdev, "socket", socket);
3100
                }
3101
                sock_fd = qemu_opt_get(opts, "sock_fd");
3102
                if (sock_fd) {
3103
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3104
                }
3105

    
3106
                qemu_opt_set_bool(fsdev, "readonly",
3107
                                qemu_opt_get_bool(opts, "readonly", 0));
3108
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3109
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3110
                qemu_opt_set(device, "fsdev",
3111
                             qemu_opt_get(opts, "mount_tag"));
3112
                qemu_opt_set(device, "mount_tag",
3113
                             qemu_opt_get(opts, "mount_tag"));
3114
                break;
3115
            }
3116
            case QEMU_OPTION_virtfs_synth: {
3117
                QemuOpts *fsdev;
3118
                QemuOpts *device;
3119

    
3120
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3121
                                         1, NULL);
3122
                if (!fsdev) {
3123
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3124
                    exit(1);
3125
                }
3126
                qemu_opt_set(fsdev, "fsdriver", "synth");
3127

    
3128
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3129
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3130
                qemu_opt_set(device, "fsdev", "v_synth");
3131
                qemu_opt_set(device, "mount_tag", "v_synth");
3132
                break;
3133
            }
3134
            case QEMU_OPTION_serial:
3135
                add_device_config(DEV_SERIAL, optarg);
3136
                default_serial = 0;
3137
                if (strncmp(optarg, "mon:", 4) == 0) {
3138
                    default_monitor = 0;
3139
                }
3140
                break;
3141
            case QEMU_OPTION_watchdog:
3142
                if (watchdog) {
3143
                    fprintf(stderr,
3144
                            "qemu: only one watchdog option may be given\n");
3145
                    return 1;
3146
                }
3147
                watchdog = optarg;
3148
                break;
3149
            case QEMU_OPTION_watchdog_action:
3150
                if (select_watchdog_action(optarg) == -1) {
3151
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3152
                    exit(1);
3153
                }
3154
                break;
3155
            case QEMU_OPTION_virtiocon:
3156
                add_device_config(DEV_VIRTCON, optarg);
3157
                default_virtcon = 0;
3158
                if (strncmp(optarg, "mon:", 4) == 0) {
3159
                    default_monitor = 0;
3160
                }
3161
                break;
3162
            case QEMU_OPTION_parallel:
3163
                add_device_config(DEV_PARALLEL, optarg);
3164
                default_parallel = 0;
3165
                if (strncmp(optarg, "mon:", 4) == 0) {
3166
                    default_monitor = 0;
3167
                }
3168
                break;
3169
            case QEMU_OPTION_debugcon:
3170
                add_device_config(DEV_DEBUGCON, optarg);
3171
                break;
3172
            case QEMU_OPTION_loadvm:
3173
                loadvm = optarg;
3174
                break;
3175
            case QEMU_OPTION_full_screen:
3176
                full_screen = 1;
3177
                break;
3178
#ifdef CONFIG_SDL
3179
            case QEMU_OPTION_no_frame:
3180
                no_frame = 1;
3181
                break;
3182
            case QEMU_OPTION_alt_grab:
3183
                alt_grab = 1;
3184
                break;
3185
            case QEMU_OPTION_ctrl_grab:
3186
                ctrl_grab = 1;
3187
                break;
3188
            case QEMU_OPTION_no_quit:
3189
                no_quit = 1;
3190
                break;
3191
            case QEMU_OPTION_sdl:
3192
                display_type = DT_SDL;
3193
                break;
3194
#else
3195
            case QEMU_OPTION_no_frame:
3196
            case QEMU_OPTION_alt_grab:
3197
            case QEMU_OPTION_ctrl_grab:
3198
            case QEMU_OPTION_no_quit:
3199
            case QEMU_OPTION_sdl:
3200
                fprintf(stderr, "SDL support is disabled\n");
3201
                exit(1);
3202
#endif
3203
            case QEMU_OPTION_pidfile:
3204
                pid_file = optarg;
3205
                break;
3206
            case QEMU_OPTION_win2k_hack:
3207
                win2k_install_hack = 1;
3208
                break;
3209
            case QEMU_OPTION_rtc_td_hack: {
3210
                static GlobalProperty slew_lost_ticks[] = {
3211
                    {
3212
                        .driver   = "mc146818rtc",
3213
                        .property = "lost_tick_policy",
3214
                        .value    = "slew",
3215
                    },
3216
                    { /* end of list */ }
3217
                };
3218

    
3219
                qdev_prop_register_global_list(slew_lost_ticks);
3220
                break;
3221
            }
3222
            case QEMU_OPTION_acpitable:
3223
                do_acpitable_option(optarg);
3224
                break;
3225
            case QEMU_OPTION_smbios:
3226
                do_smbios_option(optarg);
3227
                break;
3228
            case QEMU_OPTION_enable_kvm:
3229
                olist = qemu_find_opts("machine");
3230
                qemu_opts_parse(olist, "accel=kvm", 0);
3231
                break;
3232
            case QEMU_OPTION_machine:
3233
                olist = qemu_find_opts("machine");
3234
                opts = qemu_opts_parse(olist, optarg, 1);
3235
                if (!opts) {
3236
                    fprintf(stderr, "parse error: %s\n", optarg);
3237
                    exit(1);
3238
                }
3239
                optarg = qemu_opt_get(opts, "type");
3240
                if (optarg) {
3241
                    machine = machine_parse(optarg);
3242
                }
3243
                break;
3244
             case QEMU_OPTION_no_kvm:
3245
                olist = qemu_find_opts("machine");
3246
                qemu_opts_parse(olist, "accel=tcg", 0);
3247
                break;
3248
            case QEMU_OPTION_no_kvm_pit: {
3249
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3250
                                "separately.\n");
3251
                break;
3252
            }
3253
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3254
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3255
                    {
3256
                        .driver   = "kvm-pit",
3257
                        .property = "lost_tick_policy",
3258
                        .value    = "discard",
3259
                    },
3260
                    { /* end of list */ }
3261
                };
3262

    
3263
                fprintf(stderr, "Warning: option deprecated, use "
3264
                        "lost_tick_policy property of kvm-pit instead.\n");
3265
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3266
                break;
3267
            }
3268
            case QEMU_OPTION_usb:
3269
                olist = qemu_find_opts("machine");
3270
                qemu_opts_parse(olist, "usb=on", 0);
3271
                break;
3272
            case QEMU_OPTION_usbdevice:
3273
                olist = qemu_find_opts("machine");
3274
                qemu_opts_parse(olist, "usb=on", 0);
3275
                add_device_config(DEV_USB, optarg);
3276
                break;
3277
            case QEMU_OPTION_device:
3278
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3279
                    exit(1);
3280
                }
3281
                break;
3282
            case QEMU_OPTION_smp:
3283
                smp_parse(optarg);
3284
                if (smp_cpus < 1) {
3285
                    fprintf(stderr, "Invalid number of CPUs\n");
3286
                    exit(1);
3287
                }
3288
                if (max_cpus < smp_cpus) {
3289
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3290
                            "smp\n");
3291
                    exit(1);
3292
                }
3293
                if (max_cpus > 255) {
3294
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3295
                    exit(1);
3296
                }
3297
                break;
3298
            case QEMU_OPTION_vnc:
3299
#ifdef CONFIG_VNC
3300
                display_remote++;
3301
                vnc_display = optarg;
3302
#else
3303
                fprintf(stderr, "VNC support is disabled\n");
3304
                exit(1);
3305
#endif
3306
                break;
3307
            case QEMU_OPTION_no_acpi:
3308
                acpi_enabled = 0;
3309
                break;
3310
            case QEMU_OPTION_no_hpet:
3311
                no_hpet = 1;
3312
                break;
3313
            case QEMU_OPTION_balloon:
3314
                if (balloon_parse(optarg) < 0) {
3315
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3316
                    exit(1);
3317
                }
3318
                break;
3319
            case QEMU_OPTION_no_reboot:
3320
                no_reboot = 1;
3321
                break;
3322
            case QEMU_OPTION_no_shutdown:
3323
                no_shutdown = 1;
3324
                break;
3325
            case QEMU_OPTION_show_cursor:
3326
                cursor_hide = 0;
3327
                break;
3328
            case QEMU_OPTION_uuid:
3329
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3330
                    fprintf(stderr, "Fail to parse UUID string."
3331
                            " Wrong format.\n");
3332
                    exit(1);
3333
                }
3334
                break;
3335
            case QEMU_OPTION_option_rom:
3336
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3337
                    fprintf(stderr, "Too many option ROMs\n");
3338
                    exit(1);
3339
                }
3340
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3341
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3342
                option_rom[nb_option_roms].bootindex =
3343
                    qemu_opt_get_number(opts, "bootindex", -1);
3344
                if (!option_rom[nb_option_roms].name) {
3345
                    fprintf(stderr, "Option ROM file is not specified\n");
3346
                    exit(1);
3347
                }
3348
                nb_option_roms++;
3349
                break;
3350
            case QEMU_OPTION_semihosting:
3351
                semihosting_enabled = 1;
3352
                break;
3353
            case QEMU_OPTION_tdf:
3354
                fprintf(stderr, "Warning: user space PIT time drift fix "
3355
                                "is no longer supported.\n");
3356
                break;
3357
            case QEMU_OPTION_name:
3358
                qemu_name = g_strdup(optarg);
3359
                 {
3360
                     char *p = strchr(qemu_name, ',');
3361
                     if (p != NULL) {
3362
                        *p++ = 0;
3363
                        if (strncmp(p, "process=", 8)) {
3364
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3365
                            exit(1);
3366
                        }
3367
                        p += 8;
3368
                        os_set_proc_name(p);
3369
                     }        
3370
                 }        
3371
                break;
3372
            case QEMU_OPTION_prom_env:
3373
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3374
                    fprintf(stderr, "Too many prom variables\n");
3375
                    exit(1);
3376
                }
3377
                prom_envs[nb_prom_envs] = optarg;
3378
                nb_prom_envs++;
3379
                break;
3380
            case QEMU_OPTION_old_param:
3381
                old_param = 1;
3382
                break;
3383
            case QEMU_OPTION_clock:
3384
                configure_alarms(optarg);
3385
                break;
3386
            case QEMU_OPTION_startdate:
3387
                configure_rtc_date_offset(optarg, 1);
3388
                break;
3389
            case QEMU_OPTION_rtc:
3390
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3391
                if (!opts) {
3392
                    exit(1);
3393
                }
3394
                configure_rtc(opts);
3395
                break;
3396
            case QEMU_OPTION_tb_size:
3397
                tcg_tb_size = strtol(optarg, NULL, 0);
3398
                if (tcg_tb_size < 0) {
3399
                    tcg_tb_size = 0;
3400
                }
3401
                break;
3402
            case QEMU_OPTION_icount:
3403
                icount_option = optarg;
3404
                break;
3405
            case QEMU_OPTION_incoming:
3406
                incoming = optarg;
3407
                runstate_set(RUN_STATE_INMIGRATE);
3408
                break;
3409
            case QEMU_OPTION_nodefaults:
3410
                default_serial = 0;
3411
                default_parallel = 0;
3412
                default_virtcon = 0;
3413
                default_monitor = 0;
3414
                default_net = 0;
3415
                default_floppy = 0;
3416
                default_cdrom = 0;
3417
                default_sdcard = 0;
3418
                default_vga = 0;
3419
                break;
3420
            case QEMU_OPTION_xen_domid:
3421
                if (!(xen_available())) {
3422
                    printf("Option %s not supported for this target\n", popt->name);
3423
                    exit(1);
3424
                }
3425
                xen_domid = atoi(optarg);
3426
                break;
3427
            case QEMU_OPTION_xen_create:
3428
                if (!(xen_available())) {
3429
                    printf("Option %s not supported for this target\n", popt->name);
3430
                    exit(1);
3431
                }
3432
                xen_mode = XEN_CREATE;
3433
                break;
3434
            case QEMU_OPTION_xen_attach:
3435
                if (!(xen_available())) {
3436
                    printf("Option %s not supported for this target\n", popt->name);
3437
                    exit(1);
3438
                }
3439
                xen_mode = XEN_ATTACH;
3440
                break;
3441
            case QEMU_OPTION_trace:
3442
            {
3443
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3444
                if (!opts) {
3445
                    exit(1);
3446
                }
3447
                trace_events = qemu_opt_get(opts, "events");
3448
                trace_file = qemu_opt_get(opts, "file");
3449
                break;
3450
            }
3451
            case QEMU_OPTION_readconfig:
3452
                {
3453
                    int ret = qemu_read_config_file(optarg);
3454
                    if (ret < 0) {
3455
                        fprintf(stderr, "read config %s: %s\n", optarg,
3456
                            strerror(-ret));
3457
                        exit(1);
3458
                    }
3459
                    break;
3460
                }
3461
            case QEMU_OPTION_spice:
3462
                olist = qemu_find_opts("spice");
3463
                if (!olist) {
3464
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3465
                    exit(1);
3466
                }
3467
                opts = qemu_opts_parse(olist, optarg, 0);
3468
                if (!opts) {
3469
                    fprintf(stderr, "parse error: %s\n", optarg);
3470
                    exit(1);
3471
                }
3472
                break;
3473
            case QEMU_OPTION_writeconfig:
3474
                {
3475
                    FILE *fp;
3476
                    if (strcmp(optarg, "-") == 0) {
3477
                        fp = stdout;
3478
                    } else {
3479
                        fp = fopen(optarg, "w");
3480
                        if (fp == NULL) {
3481
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3482
                            exit(1);
3483
                        }
3484
                    }
3485
                    qemu_config_write(fp);
3486
                    fclose(fp);
3487
                    break;
3488
                }
3489
            case QEMU_OPTION_qtest:
3490
                qtest_chrdev = optarg;
3491
                break;
3492
            case QEMU_OPTION_qtest_log:
3493
                qtest_log = optarg;
3494
                break;
3495
            case QEMU_OPTION_sandbox:
3496
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3497
                if (!opts) {
3498
                    exit(0);
3499
                }
3500
                break;
3501
            case QEMU_OPTION_add_fd:
3502
#ifndef _WIN32
3503
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3504
                if (!opts) {
3505
                    exit(0);
3506
                }
3507
#else
3508
                error_report("File descriptor passing is disabled on this "
3509
                             "platform");
3510
                exit(1);
3511
#endif
3512
                break;
3513
            case QEMU_OPTION_object:
3514
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3515
                break;
3516
            default:
3517
                os_parse_cmd_args(popt->index, optarg);
3518
            }
3519
        }
3520
    }
3521
    loc_set_none();
3522

    
3523
    if (qemu_init_main_loop()) {
3524
        fprintf(stderr, "qemu_init_main_loop failed\n");
3525
        exit(1);
3526
    }
3527

    
3528
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3529
        exit(1);
3530
    }
3531

    
3532
#ifndef _WIN32
3533
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3534
        exit(1);
3535
    }
3536

    
3537
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3538
        exit(1);
3539
    }
3540
#endif
3541

    
3542
    if (machine == NULL) {
3543
        fprintf(stderr, "No machine found.\n");
3544
        exit(1);
3545
    }
3546

    
3547
    if (machine->hw_version) {
3548
        qemu_set_version(machine->hw_version);
3549
    }
3550

    
3551
    if (qemu_opts_foreach(qemu_find_opts("object"),
3552
                          object_create, NULL, 0) != 0) {
3553
        exit(1);
3554
    }
3555

    
3556
    /* Init CPU def lists, based on config
3557
     * - Must be called after all the qemu_read_config_file() calls
3558
     * - Must be called before list_cpus()
3559
     * - Must be called before machine->init()
3560
     */
3561
    cpudef_init();
3562

    
3563
    if (cpu_model && is_help_option(cpu_model)) {
3564
        list_cpus(stdout, &fprintf, cpu_model);
3565
        exit(0);
3566
    }
3567

    
3568
    /* Open the logfile at this point, if necessary. We can't open the logfile
3569
     * when encountering either of the logging options (-d or -D) because the
3570
     * other one may be encountered later on the command line, changing the
3571
     * location or level of logging.
3572
     */
3573
    if (log_mask) {
3574
        if (log_file) {
3575
            set_cpu_log_filename(log_file);
3576
        }
3577
        set_cpu_log(log_mask);
3578
    }
3579

    
3580
    if (!trace_backend_init(trace_events, trace_file)) {
3581
        exit(1);
3582
    }
3583

    
3584
    /* If no data_dir is specified then try to find it relative to the
3585
       executable path.  */
3586
    if (!data_dir) {
3587
        data_dir = os_find_datadir(argv[0]);
3588
    }
3589
    /* If all else fails use the install path specified when building. */
3590
    if (!data_dir) {
3591
        data_dir = CONFIG_QEMU_DATADIR;
3592
    }
3593

    
3594
    /*
3595
     * Default to max_cpus = smp_cpus, in case the user doesn't
3596
     * specify a max_cpus value.
3597
     */
3598
    if (!max_cpus)
3599
        max_cpus = smp_cpus;
3600

    
3601
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3602
    if (smp_cpus > machine->max_cpus) {
3603
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3604
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3605
                machine->max_cpus);
3606
        exit(1);
3607
    }
3608

    
3609
    /*
3610
     * Get the default machine options from the machine if it is not already
3611
     * specified either by the configuration file or by the command line.
3612
     */
3613
    if (machine->default_machine_opts) {
3614
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3615
                               machine->default_machine_opts, 0);
3616
    }
3617

    
3618
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3619
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3620

    
3621
    if (machine->no_serial) {
3622
        default_serial = 0;
3623
    }
3624
    if (machine->no_parallel) {
3625
        default_parallel = 0;
3626
    }
3627
    if (!machine->use_virtcon) {
3628
        default_virtcon = 0;
3629
    }
3630
    if (machine->no_floppy) {
3631
        default_floppy = 0;
3632
    }
3633
    if (machine->no_cdrom) {
3634
        default_cdrom = 0;
3635
    }
3636
    if (machine->no_sdcard) {
3637
        default_sdcard = 0;
3638
    }
3639

    
3640
    if (display_type == DT_NOGRAPHIC) {
3641
        if (default_parallel)
3642
            add_device_config(DEV_PARALLEL, "null");
3643
        if (default_serial && default_monitor) {
3644
            add_device_config(DEV_SERIAL, "mon:stdio");
3645
        } else if (default_virtcon && default_monitor) {
3646
            add_device_config(DEV_VIRTCON, "mon:stdio");
3647
        } else {
3648
            if (default_serial)
3649
                add_device_config(DEV_SERIAL, "stdio");
3650
            if (default_virtcon)
3651
                add_device_config(DEV_VIRTCON, "stdio");
3652
            if (default_monitor)
3653
                monitor_parse("stdio", "readline");
3654
        }
3655
    } else {
3656
        if (default_serial)
3657
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3658
        if (default_parallel)
3659
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3660
        if (default_monitor)
3661
            monitor_parse("vc:80Cx24C", "readline");
3662
        if (default_virtcon)
3663
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3664
    }
3665

    
3666
    socket_init();
3667

    
3668
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3669
        exit(1);
3670
#ifdef CONFIG_VIRTFS
3671
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3672
        exit(1);
3673
    }
3674
#endif
3675

    
3676
    os_daemonize();
3677

    
3678
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3679
        os_pidfile_error();
3680
        exit(1);
3681
    }
3682

    
3683
    /* init the memory */
3684
    if (ram_size == 0) {
3685
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3686
    }
3687

    
3688
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3689
        != 0) {
3690
        exit(0);
3691
    }
3692

    
3693
    configure_accelerator();
3694

    
3695
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3696
    if (machine_opts) {
3697
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
3698
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
3699
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
3700
    } else {
3701
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
3702
    }
3703

    
3704
    if (!kernel_cmdline) {
3705
        kernel_cmdline = "";
3706
    }
3707

    
3708
    linux_boot = (kernel_filename != NULL);
3709

    
3710
    if (!linux_boot && *kernel_cmdline != '\0') {
3711
        fprintf(stderr, "-append only allowed with -kernel option\n");
3712
        exit(1);
3713
    }
3714

    
3715
    if (!linux_boot && initrd_filename != NULL) {
3716
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3717
        exit(1);
3718
    }
3719

    
3720
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3721
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
3722
        exit(1);
3723
    }
3724

    
3725
    os_set_line_buffering();
3726

    
3727
    qemu_init_cpu_loop();
3728
    qemu_mutex_lock_iothread();
3729

    
3730
#ifdef CONFIG_SPICE
3731
    /* spice needs the timers to be initialized by this point */
3732
    qemu_spice_init();
3733
#endif
3734

    
3735
    if (icount_option && (kvm_enabled() || xen_enabled())) {
3736
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3737
        exit(1);
3738
    }
3739
    configure_icount(icount_option);
3740

    
3741
    if (net_init_clients() < 0) {
3742
        exit(1);
3743
    }
3744

    
3745
    /* init the bluetooth world */
3746
    if (foreach_device_config(DEV_BT, bt_parse))
3747
        exit(1);
3748

    
3749
    if (!xen_enabled()) {
3750
        /* On 32-bit hosts, QEMU is limited by virtual address space */
3751
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3752
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3753
            exit(1);
3754
        }
3755
    }
3756

    
3757
    cpu_exec_init_all();
3758

    
3759
    bdrv_init_with_whitelist();
3760

    
3761
    blk_mig_init();
3762

    
3763
    /* open the virtual block devices */
3764
    if (snapshot)
3765
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3766
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
3767
                          &machine->block_default_type, 1) != 0) {
3768
        exit(1);
3769
    }
3770

    
3771
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
3772
                  CDROM_OPTS);
3773
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
3774
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
3775

    
3776
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
3777

    
3778
    if (nb_numa_nodes > 0) {
3779
        int i;
3780

    
3781
        if (nb_numa_nodes > MAX_NODES) {
3782
            nb_numa_nodes = MAX_NODES;
3783
        }
3784

    
3785
        /* If no memory size if given for any node, assume the default case
3786
         * and distribute the available memory equally across all nodes
3787
         */
3788
        for (i = 0; i < nb_numa_nodes; i++) {
3789
            if (node_mem[i] != 0)
3790
                break;
3791
        }
3792
        if (i == nb_numa_nodes) {
3793
            uint64_t usedmem = 0;
3794

    
3795
            /* On Linux, the each node's border has to be 8MB aligned,
3796
             * the final node gets the rest.
3797
             */
3798
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3799
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3800
                usedmem += node_mem[i];
3801
            }
3802
            node_mem[i] = ram_size - usedmem;
3803
        }
3804

    
3805
        for (i = 0; i < nb_numa_nodes; i++) {
3806
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
3807
                break;
3808
            }
3809
        }
3810
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3811
         * must cope with this anyway, because there are BIOSes out there in
3812
         * real machines which also use this scheme.
3813
         */
3814
        if (i == nb_numa_nodes) {
3815
            for (i = 0; i < max_cpus; i++) {
3816
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
3817
            }
3818
        }
3819
    }
3820

    
3821
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3822
        exit(1);
3823
    }
3824

    
3825
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3826
        exit(1);
3827
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3828
        exit(1);
3829
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3830
        exit(1);
3831
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3832
        exit(1);
3833

    
3834
    /* If no default VGA is requested, the default is "none".  */
3835
    if (default_vga) {
3836
        if (cirrus_vga_available()) {
3837
            vga_model = "cirrus";
3838
        } else if (vga_available()) {
3839
            vga_model = "std";
3840
        }
3841
    }
3842
    select_vgahw(vga_model);
3843

    
3844
    if (watchdog) {
3845
        i = select_watchdog(watchdog);
3846
        if (i > 0)
3847
            exit (i == 1 ? 1 : 0);
3848
    }
3849

    
3850
    if (machine->compat_props) {
3851
        qdev_prop_register_global_list(machine->compat_props);
3852
    }
3853
    qemu_add_globals();
3854

    
3855
    qdev_machine_init();
3856

    
3857
    QEMUMachineInitArgs args = { .ram_size = ram_size,
3858
                                 .boot_device = boot_devices,
3859
                                 .kernel_filename = kernel_filename,
3860
                                 .kernel_cmdline = kernel_cmdline,
3861
                                 .initrd_filename = initrd_filename,
3862
                                 .cpu_model = cpu_model };
3863
    machine->init(&args);
3864

    
3865
    cpu_synchronize_all_post_init();
3866

    
3867
    set_numa_modes();
3868

    
3869
    current_machine = machine;
3870

    
3871
    /* init USB devices */
3872
    if (usb_enabled(false)) {
3873
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3874
            exit(1);
3875
    }
3876

    
3877
    /* init generic devices */
3878
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3879
        exit(1);
3880

    
3881
    net_check_clients();
3882

    
3883
    /* just use the first displaystate for the moment */
3884
    ds = get_displaystate();
3885

    
3886
    if (using_spice)
3887
        display_remote++;
3888
    if (display_type == DT_DEFAULT && !display_remote) {
3889
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3890
        display_type = DT_SDL;
3891
#elif defined(CONFIG_VNC)
3892
        vnc_display = "localhost:0,to=99";
3893
        show_vnc_port = 1;
3894
#else
3895
        display_type = DT_NONE;
3896
#endif
3897
    }
3898

    
3899

    
3900
    /* init local displays */
3901
    switch (display_type) {
3902
    case DT_NOGRAPHIC:
3903
        break;
3904
#if defined(CONFIG_CURSES)
3905
    case DT_CURSES:
3906
        if (!is_daemonized()) {
3907
            curses_display_init(ds, full_screen);
3908
        }
3909
        break;
3910
#endif
3911
#if defined(CONFIG_SDL)
3912
    case DT_SDL:
3913
        sdl_display_init(ds, full_screen, no_frame);
3914
        break;
3915
#elif defined(CONFIG_COCOA)
3916
    case DT_SDL:
3917
        cocoa_display_init(ds, full_screen);
3918
        break;
3919
#endif
3920
    default:
3921
        break;
3922
    }
3923

    
3924
    /* must be after terminal init, SDL library changes signal handlers */
3925
    os_setup_signal_handling();
3926

    
3927
#ifdef CONFIG_VNC
3928
    /* init remote displays */
3929
    if (vnc_display) {
3930
        Error *local_err = NULL;
3931
        vnc_display_init(ds);
3932
        vnc_display_open(ds, vnc_display, &local_err);
3933
        if (local_err != NULL) {
3934
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
3935
                    vnc_display, error_get_pretty(local_err));
3936
            error_free(local_err);
3937
            exit(1);
3938
        }
3939

    
3940
        if (show_vnc_port) {
3941
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3942
        }
3943
    }
3944
#endif
3945
#ifdef CONFIG_SPICE
3946
    if (using_spice && !qxl_enabled) {
3947
        qemu_spice_display_init(ds);
3948
    }
3949
#endif
3950

    
3951
    /* display setup */
3952
    text_consoles_set_display(ds);
3953

    
3954
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3955
        exit(1);
3956
    }
3957

    
3958
    qdev_machine_creation_done();
3959

    
3960
    if (rom_load_all() != 0) {
3961
        fprintf(stderr, "rom loading failed\n");
3962
        exit(1);
3963
    }
3964

    
3965
    /* TODO: once all bus devices are qdevified, this should be done
3966
     * when bus is created by qdev.c */
3967
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3968
    qemu_run_machine_init_done_notifiers();
3969

    
3970
    qemu_system_reset(VMRESET_SILENT);
3971
    if (loadvm) {
3972
        if (load_vmstate(loadvm) < 0) {
3973
            autostart = 0;
3974
        }
3975
    }
3976

    
3977
    if (incoming) {
3978
        Error *local_err = NULL;
3979
        qemu_start_incoming_migration(incoming, &local_err);
3980
        if (local_err) {
3981
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
3982
            error_free(local_err);
3983
            exit(1);
3984
        }
3985
    } else if (autostart) {
3986
        vm_start();
3987
    }
3988

    
3989
    os_setup_post();
3990

    
3991
    resume_all_vcpus();
3992
    main_loop();
3993
    bdrv_close_all();
3994
    pause_all_vcpus();
3995
    net_cleanup();
3996
    res_free();
3997

    
3998
    return 0;
3999
}