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

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

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

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

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

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

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

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

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

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

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

    
114
#include <glib.h>
115

    
116
#include "hw/hw.h"
117
#include "hw/boards.h"
118
#include "hw/usb.h"
119
#include "hw/pcmcia.h"
120
#include "hw/pc.h"
121
#include "hw/isa.h"
122
#include "hw/baum.h"
123
#include "hw/bt.h"
124
#include "hw/watchdog.h"
125
#include "hw/smbios.h"
126
#include "hw/xen.h"
127
#include "hw/qdev.h"
128
#include "hw/loader.h"
129
#include "bt-host.h"
130
#include "net.h"
131
#include "net/slirp.h"
132
#include "monitor.h"
133
#include "console.h"
134
#include "sysemu.h"
135
#include "gdbstub.h"
136
#include "qemu-timer.h"
137
#include "qemu-char.h"
138
#include "cache-utils.h"
139
#include "blockdev.h"
140
#include "hw/block-common.h"
141
#include "block-migration.h"
142
#include "dma.h"
143
#include "audio/audio.h"
144
#include "migration.h"
145
#include "kvm.h"
146
#include "qjson.h"
147
#include "qemu-option.h"
148
#include "qemu-config.h"
149
#include "qemu-options.h"
150
#include "qmp-commands.h"
151
#include "main-loop.h"
152
#ifdef CONFIG_VIRTFS
153
#include "fsdev/qemu-fsdev.h"
154
#endif
155
#include "qtest.h"
156

    
157
#include "disas.h"
158

    
159
#include "qemu_socket.h"
160

    
161
#include "slirp/libslirp.h"
162

    
163
#include "trace.h"
164
#include "trace/control.h"
165
#include "qemu-queue.h"
166
#include "cpus.h"
167
#include "arch_init.h"
168
#include "osdep.h"
169

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

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

    
176
#define DEFAULT_RAM_SIZE 128
177

    
178
#define MAX_VIRTIO_CONSOLES 1
179

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

    
237
typedef struct FWBootEntry FWBootEntry;
238

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

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

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

    
253
uint8_t qemu_uuid[16];
254

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

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

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

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

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

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

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

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

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

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

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

    
333
static RunState current_run_state = RUN_STATE_PRELAUNCH;
334

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

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

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

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

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

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

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

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

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

    
366
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
367

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

    
378
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
379

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

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

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

    
391
    { RUN_STATE_MAX, RUN_STATE_MAX },
392
};
393

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

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

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

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

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

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

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

    
424
    current_run_state = new_state;
425
}
426

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

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

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

    
440
    return info;
441
}
442

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
663
    return 0;
664
}
665

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

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

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

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

    
688
    hci_table[nb_hcis++] = hci;
689

    
690
    return 0;
691
}
692

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

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

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

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

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

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

    
722
    vlan = qemu_find_bt_vlan(vlan_id);
723

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

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

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

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

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

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

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

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

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

    
791
    return 0;
792
}
793

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

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

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

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

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

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

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

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

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

    
863
    return 0;
864
}
865

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

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

    
873
    return 0;
874
}
875
#endif
876

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

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

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

    
891
    return drive_init(opts, *use_scsi) == 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, int use_scsi,
903
                          BlockInterfaceType type, int index,
904
                          const char *optstr)
905
{
906
    QemuOpts *opts;
907

    
908
    if (type == IF_DEFAULT) {
909
        type = use_scsi ? IF_SCSI : IF_IDE;
910
    }
911

    
912
    if (!enable || drive_get_by_index(type, index)) {
913
        return;
914
    }
915

    
916
    opts = drive_add(type, index, NULL, optstr);
917
    if (snapshot) {
918
        drive_enable_snapshot(opts, NULL);
919
    }
920
    if (!drive_init(opts, use_scsi)) {
921
        exit(1);
922
    }
923
}
924

    
925
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
926
{
927
    boot_set_handler = func;
928
    boot_set_opaque = opaque;
929
}
930

    
931
int qemu_boot_set(const char *boot_devices)
932
{
933
    if (!boot_set_handler) {
934
        return -EINVAL;
935
    }
936
    return boot_set_handler(boot_set_opaque, boot_devices);
937
}
938

    
939
static void validate_bootdevices(char *devices)
940
{
941
    /* We just do some generic consistency checks */
942
    const char *p;
943
    int bitmap = 0;
944

    
945
    for (p = devices; *p != '\0'; p++) {
946
        /* Allowed boot devices are:
947
         * a-b: floppy disk drives
948
         * c-f: IDE disk drives
949
         * g-m: machine implementation dependent drives
950
         * n-p: network devices
951
         * It's up to each machine implementation to check if the given boot
952
         * devices match the actual hardware implementation and firmware
953
         * features.
954
         */
955
        if (*p < 'a' || *p > 'p') {
956
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
957
            exit(1);
958
        }
959
        if (bitmap & (1 << (*p - 'a'))) {
960
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
961
            exit(1);
962
        }
963
        bitmap |= 1 << (*p - 'a');
964
    }
965
}
966

    
967
static void restore_boot_devices(void *opaque)
968
{
969
    char *standard_boot_devices = opaque;
970
    static int first = 1;
971

    
972
    /* Restore boot order and remove ourselves after the first boot */
973
    if (first) {
974
        first = 0;
975
        return;
976
    }
977

    
978
    qemu_boot_set(standard_boot_devices);
979

    
980
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
981
    g_free(standard_boot_devices);
982
}
983

    
984
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
985
                          const char *suffix)
986
{
987
    FWBootEntry *node, *i;
988

    
989
    if (bootindex < 0) {
990
        return;
991
    }
992

    
993
    assert(dev != NULL || suffix != NULL);
994

    
995
    node = g_malloc0(sizeof(FWBootEntry));
996
    node->bootindex = bootindex;
997
    node->suffix = suffix ? g_strdup(suffix) : NULL;
998
    node->dev = dev;
999

    
1000
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1001
        if (i->bootindex == bootindex) {
1002
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1003
            exit(1);
1004
        } else if (i->bootindex < bootindex) {
1005
            continue;
1006
        }
1007
        QTAILQ_INSERT_BEFORE(i, node, link);
1008
        return;
1009
    }
1010
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1011
}
1012

    
1013
/*
1014
 * This function returns null terminated string that consist of new line
1015
 * separated device paths.
1016
 *
1017
 * memory pointed by "size" is assigned total length of the array in bytes
1018
 *
1019
 */
1020
char *get_boot_devices_list(uint32_t *size)
1021
{
1022
    FWBootEntry *i;
1023
    uint32_t total = 0;
1024
    char *list = NULL;
1025

    
1026
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1027
        char *devpath = NULL, *bootpath;
1028
        int len;
1029

    
1030
        if (i->dev) {
1031
            devpath = qdev_get_fw_dev_path(i->dev);
1032
            assert(devpath);
1033
        }
1034

    
1035
        if (i->suffix && devpath) {
1036
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1037

    
1038
            bootpath = g_malloc(bootpathlen);
1039
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1040
            g_free(devpath);
1041
        } else if (devpath) {
1042
            bootpath = devpath;
1043
        } else {
1044
            assert(i->suffix);
1045
            bootpath = g_strdup(i->suffix);
1046
        }
1047

    
1048
        if (total) {
1049
            list[total-1] = '\n';
1050
        }
1051
        len = strlen(bootpath) + 1;
1052
        list = g_realloc(list, total + len);
1053
        memcpy(&list[total], bootpath, len);
1054
        total += len;
1055
        g_free(bootpath);
1056
    }
1057

    
1058
    *size = total;
1059

    
1060
    return list;
1061
}
1062

    
1063
static void numa_add(const char *optarg)
1064
{
1065
    char option[128];
1066
    char *endptr;
1067
    unsigned long long value, endvalue;
1068
    int nodenr;
1069

    
1070
    value = endvalue = 0ULL;
1071

    
1072
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
1073
    if (!strcmp(option, "node")) {
1074
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1075
            nodenr = nb_numa_nodes;
1076
        } else {
1077
            nodenr = strtoull(option, NULL, 10);
1078
        }
1079

    
1080
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1081
            node_mem[nodenr] = 0;
1082
        } else {
1083
            int64_t sval;
1084
            sval = strtosz(option, &endptr);
1085
            if (sval < 0 || *endptr) {
1086
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1087
                exit(1);
1088
            }
1089
            node_mem[nodenr] = sval;
1090
        }
1091
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1092
            value = strtoull(option, &endptr, 10);
1093
            if (*endptr == '-') {
1094
                endvalue = strtoull(endptr+1, &endptr, 10);
1095
            } else {
1096
                endvalue = value;
1097
            }
1098

    
1099
            if (!(endvalue < MAX_CPUMASK_BITS)) {
1100
                endvalue = MAX_CPUMASK_BITS - 1;
1101
                fprintf(stderr,
1102
                    "A max of %d CPUs are supported in a guest\n",
1103
                     MAX_CPUMASK_BITS);
1104
            }
1105

    
1106
            bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1107
        }
1108
        nb_numa_nodes++;
1109
    }
1110
}
1111

    
1112
static void smp_parse(const char *optarg)
1113
{
1114
    int smp, sockets = 0, threads = 0, cores = 0;
1115
    char *endptr;
1116
    char option[128];
1117

    
1118
    smp = strtoul(optarg, &endptr, 10);
1119
    if (endptr != optarg) {
1120
        if (*endptr == ',') {
1121
            endptr++;
1122
        }
1123
    }
1124
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1125
        sockets = strtoull(option, NULL, 10);
1126
    if (get_param_value(option, 128, "cores", endptr) != 0)
1127
        cores = strtoull(option, NULL, 10);
1128
    if (get_param_value(option, 128, "threads", endptr) != 0)
1129
        threads = strtoull(option, NULL, 10);
1130
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1131
        max_cpus = strtoull(option, NULL, 10);
1132

    
1133
    /* compute missing values, prefer sockets over cores over threads */
1134
    if (smp == 0 || sockets == 0) {
1135
        sockets = sockets > 0 ? sockets : 1;
1136
        cores = cores > 0 ? cores : 1;
1137
        threads = threads > 0 ? threads : 1;
1138
        if (smp == 0) {
1139
            smp = cores * threads * sockets;
1140
        }
1141
    } else {
1142
        if (cores == 0) {
1143
            threads = threads > 0 ? threads : 1;
1144
            cores = smp / (sockets * threads);
1145
        } else {
1146
            threads = smp / (cores * sockets);
1147
        }
1148
    }
1149
    smp_cpus = smp;
1150
    smp_cores = cores > 0 ? cores : 1;
1151
    smp_threads = threads > 0 ? threads : 1;
1152
    if (max_cpus == 0)
1153
        max_cpus = smp_cpus;
1154
}
1155

    
1156
/***********************************************************/
1157
/* USB devices */
1158

    
1159
static int usb_device_add(const char *devname)
1160
{
1161
    const char *p;
1162
    USBDevice *dev = NULL;
1163

    
1164
    if (!usb_enabled(false)) {
1165
        return -1;
1166
    }
1167

    
1168
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1169
    dev = usbdevice_create(devname);
1170
    if (dev)
1171
        goto done;
1172

    
1173
    /* the other ones */
1174
#ifndef CONFIG_LINUX
1175
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1176
    if (strstart(devname, "host:", &p)) {
1177
        dev = usb_host_device_open(usb_bus_find(-1), p);
1178
    } else
1179
#endif
1180
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1181
        dev = usb_bt_init(usb_bus_find(-1),
1182
                          devname[2] ? hci_init(p)
1183
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1184
    } else {
1185
        return -1;
1186
    }
1187
    if (!dev)
1188
        return -1;
1189

    
1190
done:
1191
    return 0;
1192
}
1193

    
1194
static int usb_device_del(const char *devname)
1195
{
1196
    int bus_num, addr;
1197
    const char *p;
1198

    
1199
    if (strstart(devname, "host:", &p))
1200
        return usb_host_device_close(p);
1201

    
1202
    if (!usb_enabled(false)) {
1203
        return -1;
1204
    }
1205

    
1206
    p = strchr(devname, '.');
1207
    if (!p)
1208
        return -1;
1209
    bus_num = strtoul(devname, NULL, 0);
1210
    addr = strtoul(p + 1, NULL, 0);
1211

    
1212
    return usb_device_delete_addr(bus_num, addr);
1213
}
1214

    
1215
static int usb_parse(const char *cmdline)
1216
{
1217
    int r;
1218
    r = usb_device_add(cmdline);
1219
    if (r < 0) {
1220
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1221
    }
1222
    return r;
1223
}
1224

    
1225
void do_usb_add(Monitor *mon, const QDict *qdict)
1226
{
1227
    const char *devname = qdict_get_str(qdict, "devname");
1228
    if (usb_device_add(devname) < 0) {
1229
        error_report("could not add USB device '%s'", devname);
1230
    }
1231
}
1232

    
1233
void do_usb_del(Monitor *mon, const QDict *qdict)
1234
{
1235
    const char *devname = qdict_get_str(qdict, "devname");
1236
    if (usb_device_del(devname) < 0) {
1237
        error_report("could not delete USB device '%s'", devname);
1238
    }
1239
}
1240

    
1241
/***********************************************************/
1242
/* PCMCIA/Cardbus */
1243

    
1244
static struct pcmcia_socket_entry_s {
1245
    PCMCIASocket *socket;
1246
    struct pcmcia_socket_entry_s *next;
1247
} *pcmcia_sockets = 0;
1248

    
1249
void pcmcia_socket_register(PCMCIASocket *socket)
1250
{
1251
    struct pcmcia_socket_entry_s *entry;
1252

    
1253
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1254
    entry->socket = socket;
1255
    entry->next = pcmcia_sockets;
1256
    pcmcia_sockets = entry;
1257
}
1258

    
1259
void pcmcia_socket_unregister(PCMCIASocket *socket)
1260
{
1261
    struct pcmcia_socket_entry_s *entry, **ptr;
1262

    
1263
    ptr = &pcmcia_sockets;
1264
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1265
        if (entry->socket == socket) {
1266
            *ptr = entry->next;
1267
            g_free(entry);
1268
        }
1269
}
1270

    
1271
void pcmcia_info(Monitor *mon)
1272
{
1273
    struct pcmcia_socket_entry_s *iter;
1274

    
1275
    if (!pcmcia_sockets)
1276
        monitor_printf(mon, "No PCMCIA sockets\n");
1277

    
1278
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1279
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1280
                       iter->socket->attached ? iter->socket->card_string :
1281
                       "Empty");
1282
}
1283

    
1284
/***********************************************************/
1285
/* machine registration */
1286

    
1287
static QEMUMachine *first_machine = NULL;
1288
QEMUMachine *current_machine = NULL;
1289

    
1290
int qemu_register_machine(QEMUMachine *m)
1291
{
1292
    QEMUMachine **pm;
1293
    pm = &first_machine;
1294
    while (*pm != NULL)
1295
        pm = &(*pm)->next;
1296
    m->next = NULL;
1297
    *pm = m;
1298
    return 0;
1299
}
1300

    
1301
static QEMUMachine *find_machine(const char *name)
1302
{
1303
    QEMUMachine *m;
1304

    
1305
    for(m = first_machine; m != NULL; m = m->next) {
1306
        if (!strcmp(m->name, name))
1307
            return m;
1308
        if (m->alias && !strcmp(m->alias, name))
1309
            return m;
1310
    }
1311
    return NULL;
1312
}
1313

    
1314
QEMUMachine *find_default_machine(void)
1315
{
1316
    QEMUMachine *m;
1317

    
1318
    for(m = first_machine; m != NULL; m = m->next) {
1319
        if (m->is_default) {
1320
            return m;
1321
        }
1322
    }
1323
    return NULL;
1324
}
1325

    
1326
MachineInfoList *qmp_query_machines(Error **errp)
1327
{
1328
    MachineInfoList *mach_list = NULL;
1329
    QEMUMachine *m;
1330

    
1331
    for (m = first_machine; m; m = m->next) {
1332
        MachineInfoList *entry;
1333
        MachineInfo *info;
1334

    
1335
        info = g_malloc0(sizeof(*info));
1336
        if (m->is_default) {
1337
            info->has_is_default = true;
1338
            info->is_default = true;
1339
        }
1340

    
1341
        if (m->alias) {
1342
            info->has_alias = true;
1343
            info->alias = g_strdup(m->alias);
1344
        }
1345

    
1346
        info->name = g_strdup(m->name);
1347

    
1348
        entry = g_malloc0(sizeof(*entry));
1349
        entry->value = info;
1350
        entry->next = mach_list;
1351
        mach_list = entry;
1352
    }
1353

    
1354
    return mach_list;
1355
}
1356

    
1357
/***********************************************************/
1358
/* main execution loop */
1359

    
1360
static void gui_update(void *opaque)
1361
{
1362
    uint64_t interval = GUI_REFRESH_INTERVAL;
1363
    DisplayState *ds = opaque;
1364
    DisplayChangeListener *dcl;
1365

    
1366
    dpy_refresh(ds);
1367

    
1368
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1369
        if (dcl->gui_timer_interval &&
1370
            dcl->gui_timer_interval < interval)
1371
            interval = dcl->gui_timer_interval;
1372
    }
1373
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1374
}
1375

    
1376
void gui_setup_refresh(DisplayState *ds)
1377
{
1378
    DisplayChangeListener *dcl;
1379
    bool need_timer = false;
1380
    bool have_gfx = false;
1381
    bool have_text = false;
1382

    
1383
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1384
        if (dcl->dpy_refresh != NULL) {
1385
            need_timer = true;
1386
        }
1387
        if (dcl->dpy_gfx_update != NULL) {
1388
            have_gfx = true;
1389
        }
1390
        if (dcl->dpy_text_update != NULL) {
1391
            have_text = true;
1392
        }
1393
    }
1394

    
1395
    if (need_timer && ds->gui_timer == NULL) {
1396
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1397
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1398
    }
1399
    if (!need_timer && ds->gui_timer != NULL) {
1400
        qemu_del_timer(ds->gui_timer);
1401
        qemu_free_timer(ds->gui_timer);
1402
        ds->gui_timer = NULL;
1403
    }
1404

    
1405
    ds->have_gfx = have_gfx;
1406
    ds->have_text = have_text;
1407
}
1408

    
1409
struct vm_change_state_entry {
1410
    VMChangeStateHandler *cb;
1411
    void *opaque;
1412
    QLIST_ENTRY (vm_change_state_entry) entries;
1413
};
1414

    
1415
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1416

    
1417
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1418
                                                     void *opaque)
1419
{
1420
    VMChangeStateEntry *e;
1421

    
1422
    e = g_malloc0(sizeof (*e));
1423

    
1424
    e->cb = cb;
1425
    e->opaque = opaque;
1426
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1427
    return e;
1428
}
1429

    
1430
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1431
{
1432
    QLIST_REMOVE (e, entries);
1433
    g_free (e);
1434
}
1435

    
1436
void vm_state_notify(int running, RunState state)
1437
{
1438
    VMChangeStateEntry *e;
1439

    
1440
    trace_vm_state_notify(running, state);
1441

    
1442
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1443
        e->cb(e->opaque, running, state);
1444
    }
1445
}
1446

    
1447
void vm_start(void)
1448
{
1449
    if (!runstate_is_running()) {
1450
        cpu_enable_ticks();
1451
        runstate_set(RUN_STATE_RUNNING);
1452
        vm_state_notify(1, RUN_STATE_RUNNING);
1453
        resume_all_vcpus();
1454
        monitor_protocol_event(QEVENT_RESUME, NULL);
1455
    }
1456
}
1457

    
1458
/* reset/shutdown handler */
1459

    
1460
typedef struct QEMUResetEntry {
1461
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1462
    QEMUResetHandler *func;
1463
    void *opaque;
1464
} QEMUResetEntry;
1465

    
1466
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1467
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1468
static int reset_requested;
1469
static int shutdown_requested, shutdown_signal = -1;
1470
static pid_t shutdown_pid;
1471
static int powerdown_requested;
1472
static int debug_requested;
1473
static int suspend_requested;
1474
static int wakeup_requested;
1475
static NotifierList powerdown_notifiers =
1476
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1477
static NotifierList suspend_notifiers =
1478
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1479
static NotifierList wakeup_notifiers =
1480
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1481
static uint32_t wakeup_reason_mask = ~0;
1482
static RunState vmstop_requested = RUN_STATE_MAX;
1483

    
1484
int qemu_shutdown_requested_get(void)
1485
{
1486
    return shutdown_requested;
1487
}
1488

    
1489
int qemu_reset_requested_get(void)
1490
{
1491
    return reset_requested;
1492
}
1493

    
1494
static int qemu_shutdown_requested(void)
1495
{
1496
    int r = shutdown_requested;
1497
    shutdown_requested = 0;
1498
    return r;
1499
}
1500

    
1501
static void qemu_kill_report(void)
1502
{
1503
    if (!qtest_enabled() && shutdown_signal != -1) {
1504
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1505
        if (shutdown_pid == 0) {
1506
            /* This happens for eg ^C at the terminal, so it's worth
1507
             * avoiding printing an odd message in that case.
1508
             */
1509
            fputc('\n', stderr);
1510
        } else {
1511
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1512
        }
1513
        shutdown_signal = -1;
1514
    }
1515
}
1516

    
1517
static int qemu_reset_requested(void)
1518
{
1519
    int r = reset_requested;
1520
    reset_requested = 0;
1521
    return r;
1522
}
1523

    
1524
static int qemu_suspend_requested(void)
1525
{
1526
    int r = suspend_requested;
1527
    suspend_requested = 0;
1528
    return r;
1529
}
1530

    
1531
static int qemu_wakeup_requested(void)
1532
{
1533
    int r = wakeup_requested;
1534
    wakeup_requested = 0;
1535
    return r;
1536
}
1537

    
1538
static int qemu_powerdown_requested(void)
1539
{
1540
    int r = powerdown_requested;
1541
    powerdown_requested = 0;
1542
    return r;
1543
}
1544

    
1545
static int qemu_debug_requested(void)
1546
{
1547
    int r = debug_requested;
1548
    debug_requested = 0;
1549
    return r;
1550
}
1551

    
1552
/* We use RUN_STATE_MAX but any invalid value will do */
1553
static bool qemu_vmstop_requested(RunState *r)
1554
{
1555
    if (vmstop_requested < RUN_STATE_MAX) {
1556
        *r = vmstop_requested;
1557
        vmstop_requested = RUN_STATE_MAX;
1558
        return true;
1559
    }
1560

    
1561
    return false;
1562
}
1563

    
1564
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1565
{
1566
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1567

    
1568
    re->func = func;
1569
    re->opaque = opaque;
1570
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1571
}
1572

    
1573
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1574
{
1575
    QEMUResetEntry *re;
1576

    
1577
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1578
        if (re->func == func && re->opaque == opaque) {
1579
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1580
            g_free(re);
1581
            return;
1582
        }
1583
    }
1584
}
1585

    
1586
void qemu_devices_reset(void)
1587
{
1588
    QEMUResetEntry *re, *nre;
1589

    
1590
    /* reset all devices */
1591
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1592
        re->func(re->opaque);
1593
    }
1594
}
1595

    
1596
void qemu_system_reset(bool report)
1597
{
1598
    if (current_machine && current_machine->reset) {
1599
        current_machine->reset();
1600
    } else {
1601
        qemu_devices_reset();
1602
    }
1603
    if (report) {
1604
        monitor_protocol_event(QEVENT_RESET, NULL);
1605
    }
1606
    cpu_synchronize_all_post_reset();
1607
}
1608

    
1609
void qemu_system_reset_request(void)
1610
{
1611
    if (no_reboot) {
1612
        shutdown_requested = 1;
1613
    } else {
1614
        reset_requested = 1;
1615
    }
1616
    cpu_stop_current();
1617
    qemu_notify_event();
1618
}
1619

    
1620
static void qemu_system_suspend(void)
1621
{
1622
    pause_all_vcpus();
1623
    notifier_list_notify(&suspend_notifiers, NULL);
1624
    runstate_set(RUN_STATE_SUSPENDED);
1625
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1626
}
1627

    
1628
void qemu_system_suspend_request(void)
1629
{
1630
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1631
        return;
1632
    }
1633
    suspend_requested = 1;
1634
    cpu_stop_current();
1635
    qemu_notify_event();
1636
}
1637

    
1638
void qemu_register_suspend_notifier(Notifier *notifier)
1639
{
1640
    notifier_list_add(&suspend_notifiers, notifier);
1641
}
1642

    
1643
void qemu_system_wakeup_request(WakeupReason reason)
1644
{
1645
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1646
        return;
1647
    }
1648
    if (!(wakeup_reason_mask & (1 << reason))) {
1649
        return;
1650
    }
1651
    runstate_set(RUN_STATE_RUNNING);
1652
    notifier_list_notify(&wakeup_notifiers, &reason);
1653
    wakeup_requested = 1;
1654
    qemu_notify_event();
1655
}
1656

    
1657
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1658
{
1659
    if (enabled) {
1660
        wakeup_reason_mask |= (1 << reason);
1661
    } else {
1662
        wakeup_reason_mask &= ~(1 << reason);
1663
    }
1664
}
1665

    
1666
void qemu_register_wakeup_notifier(Notifier *notifier)
1667
{
1668
    notifier_list_add(&wakeup_notifiers, notifier);
1669
}
1670

    
1671
void qemu_system_killed(int signal, pid_t pid)
1672
{
1673
    shutdown_signal = signal;
1674
    shutdown_pid = pid;
1675
    no_shutdown = 0;
1676
    qemu_system_shutdown_request();
1677
}
1678

    
1679
void qemu_system_shutdown_request(void)
1680
{
1681
    shutdown_requested = 1;
1682
    qemu_notify_event();
1683
}
1684

    
1685
static void qemu_system_powerdown(void)
1686
{
1687
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1688
    notifier_list_notify(&powerdown_notifiers, NULL);
1689
}
1690

    
1691
void qemu_system_powerdown_request(void)
1692
{
1693
    powerdown_requested = 1;
1694
    qemu_notify_event();
1695
}
1696

    
1697
void qemu_register_powerdown_notifier(Notifier *notifier)
1698
{
1699
    notifier_list_add(&powerdown_notifiers, notifier);
1700
}
1701

    
1702
void qemu_system_debug_request(void)
1703
{
1704
    debug_requested = 1;
1705
    qemu_notify_event();
1706
}
1707

    
1708
void qemu_system_vmstop_request(RunState state)
1709
{
1710
    vmstop_requested = state;
1711
    qemu_notify_event();
1712
}
1713

    
1714
static bool main_loop_should_exit(void)
1715
{
1716
    RunState r;
1717
    if (qemu_debug_requested()) {
1718
        vm_stop(RUN_STATE_DEBUG);
1719
    }
1720
    if (qemu_suspend_requested()) {
1721
        qemu_system_suspend();
1722
    }
1723
    if (qemu_shutdown_requested()) {
1724
        qemu_kill_report();
1725
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1726
        if (no_shutdown) {
1727
            vm_stop(RUN_STATE_SHUTDOWN);
1728
        } else {
1729
            return true;
1730
        }
1731
    }
1732
    if (qemu_reset_requested()) {
1733
        pause_all_vcpus();
1734
        cpu_synchronize_all_states();
1735
        qemu_system_reset(VMRESET_REPORT);
1736
        resume_all_vcpus();
1737
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1738
            runstate_check(RUN_STATE_SHUTDOWN)) {
1739
            runstate_set(RUN_STATE_PAUSED);
1740
        }
1741
    }
1742
    if (qemu_wakeup_requested()) {
1743
        pause_all_vcpus();
1744
        cpu_synchronize_all_states();
1745
        qemu_system_reset(VMRESET_SILENT);
1746
        resume_all_vcpus();
1747
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1748
    }
1749
    if (qemu_powerdown_requested()) {
1750
        qemu_system_powerdown();
1751
    }
1752
    if (qemu_vmstop_requested(&r)) {
1753
        vm_stop(r);
1754
    }
1755
    return false;
1756
}
1757

    
1758
static void main_loop(void)
1759
{
1760
    bool nonblocking;
1761
    int last_io = 0;
1762
#ifdef CONFIG_PROFILER
1763
    int64_t ti;
1764
#endif
1765
    do {
1766
        nonblocking = !kvm_enabled() && last_io > 0;
1767
#ifdef CONFIG_PROFILER
1768
        ti = profile_getclock();
1769
#endif
1770
        last_io = main_loop_wait(nonblocking);
1771
#ifdef CONFIG_PROFILER
1772
        dev_time += profile_getclock() - ti;
1773
#endif
1774
    } while (!main_loop_should_exit());
1775
}
1776

    
1777
static void version(void)
1778
{
1779
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1780
}
1781

    
1782
static void help(int exitcode)
1783
{
1784
    version();
1785
    printf("usage: %s [options] [disk_image]\n\n"
1786
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
1787
            error_get_progname());
1788

    
1789
#define QEMU_OPTIONS_GENERATE_HELP
1790
#include "qemu-options-wrapper.h"
1791

    
1792
    printf("\nDuring emulation, the following keys are useful:\n"
1793
           "ctrl-alt-f      toggle full screen\n"
1794
           "ctrl-alt-n      switch to virtual console 'n'\n"
1795
           "ctrl-alt        toggle mouse and keyboard grab\n"
1796
           "\n"
1797
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
1798

    
1799
    exit(exitcode);
1800
}
1801

    
1802
#define HAS_ARG 0x0001
1803

    
1804
typedef struct QEMUOption {
1805
    const char *name;
1806
    int flags;
1807
    int index;
1808
    uint32_t arch_mask;
1809
} QEMUOption;
1810

    
1811
static const QEMUOption qemu_options[] = {
1812
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1813
#define QEMU_OPTIONS_GENERATE_OPTIONS
1814
#include "qemu-options-wrapper.h"
1815
    { NULL },
1816
};
1817

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

    
1823
static bool cirrus_vga_available(void)
1824
{
1825
    return object_class_by_name("cirrus-vga")
1826
           || object_class_by_name("isa-cirrus-vga");
1827
}
1828

    
1829
static bool vmware_vga_available(void)
1830
{
1831
    return object_class_by_name("vmware-svga");
1832
}
1833

    
1834
static bool qxl_vga_available(void)
1835
{
1836
    return object_class_by_name("qxl-vga");
1837
}
1838

    
1839
static void select_vgahw (const char *p)
1840
{
1841
    const char *opts;
1842

    
1843
    vga_interface_type = VGA_NONE;
1844
    if (strstart(p, "std", &opts)) {
1845
        if (vga_available()) {
1846
            vga_interface_type = VGA_STD;
1847
        } else {
1848
            fprintf(stderr, "Error: standard VGA not available\n");
1849
            exit(0);
1850
        }
1851
    } else if (strstart(p, "cirrus", &opts)) {
1852
        if (cirrus_vga_available()) {
1853
            vga_interface_type = VGA_CIRRUS;
1854
        } else {
1855
            fprintf(stderr, "Error: Cirrus VGA not available\n");
1856
            exit(0);
1857
        }
1858
    } else if (strstart(p, "vmware", &opts)) {
1859
        if (vmware_vga_available()) {
1860
            vga_interface_type = VGA_VMWARE;
1861
        } else {
1862
            fprintf(stderr, "Error: VMWare SVGA not available\n");
1863
            exit(0);
1864
        }
1865
    } else if (strstart(p, "xenfb", &opts)) {
1866
        vga_interface_type = VGA_XENFB;
1867
    } else if (strstart(p, "qxl", &opts)) {
1868
        if (qxl_vga_available()) {
1869
            vga_interface_type = VGA_QXL;
1870
        } else {
1871
            fprintf(stderr, "Error: QXL VGA not available\n");
1872
            exit(0);
1873
        }
1874
    } else if (!strstart(p, "none", &opts)) {
1875
    invalid_vga:
1876
        fprintf(stderr, "Unknown vga type: %s\n", p);
1877
        exit(1);
1878
    }
1879
    while (*opts) {
1880
        const char *nextopt;
1881

    
1882
        if (strstart(opts, ",retrace=", &nextopt)) {
1883
            opts = nextopt;
1884
            if (strstart(opts, "dumb", &nextopt))
1885
                vga_retrace_method = VGA_RETRACE_DUMB;
1886
            else if (strstart(opts, "precise", &nextopt))
1887
                vga_retrace_method = VGA_RETRACE_PRECISE;
1888
            else goto invalid_vga;
1889
        } else goto invalid_vga;
1890
        opts = nextopt;
1891
    }
1892
}
1893

    
1894
static DisplayType select_display(const char *p)
1895
{
1896
    const char *opts;
1897
    DisplayType display = DT_DEFAULT;
1898

    
1899
    if (strstart(p, "sdl", &opts)) {
1900
#ifdef CONFIG_SDL
1901
        display = DT_SDL;
1902
        while (*opts) {
1903
            const char *nextopt;
1904

    
1905
            if (strstart(opts, ",frame=", &nextopt)) {
1906
                opts = nextopt;
1907
                if (strstart(opts, "on", &nextopt)) {
1908
                    no_frame = 0;
1909
                } else if (strstart(opts, "off", &nextopt)) {
1910
                    no_frame = 1;
1911
                } else {
1912
                    goto invalid_sdl_args;
1913
                }
1914
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1915
                opts = nextopt;
1916
                if (strstart(opts, "on", &nextopt)) {
1917
                    alt_grab = 1;
1918
                } else if (strstart(opts, "off", &nextopt)) {
1919
                    alt_grab = 0;
1920
                } else {
1921
                    goto invalid_sdl_args;
1922
                }
1923
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1924
                opts = nextopt;
1925
                if (strstart(opts, "on", &nextopt)) {
1926
                    ctrl_grab = 1;
1927
                } else if (strstart(opts, "off", &nextopt)) {
1928
                    ctrl_grab = 0;
1929
                } else {
1930
                    goto invalid_sdl_args;
1931
                }
1932
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1933
                opts = nextopt;
1934
                if (strstart(opts, "on", &nextopt)) {
1935
                    no_quit = 0;
1936
                } else if (strstart(opts, "off", &nextopt)) {
1937
                    no_quit = 1;
1938
                } else {
1939
                    goto invalid_sdl_args;
1940
                }
1941
            } else {
1942
            invalid_sdl_args:
1943
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1944
                exit(1);
1945
            }
1946
            opts = nextopt;
1947
        }
1948
#else
1949
        fprintf(stderr, "SDL support is disabled\n");
1950
        exit(1);
1951
#endif
1952
    } else if (strstart(p, "vnc", &opts)) {
1953
#ifdef CONFIG_VNC
1954
        display_remote++;
1955

    
1956
        if (*opts) {
1957
            const char *nextopt;
1958

    
1959
            if (strstart(opts, "=", &nextopt)) {
1960
                vnc_display = nextopt;
1961
            }
1962
        }
1963
        if (!vnc_display) {
1964
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1965
            exit(1);
1966
        }
1967
#else
1968
        fprintf(stderr, "VNC support is disabled\n");
1969
        exit(1);
1970
#endif
1971
    } else if (strstart(p, "curses", &opts)) {
1972
#ifdef CONFIG_CURSES
1973
        display = DT_CURSES;
1974
#else
1975
        fprintf(stderr, "Curses support is disabled\n");
1976
        exit(1);
1977
#endif
1978
    } else if (strstart(p, "none", &opts)) {
1979
        display = DT_NONE;
1980
    } else {
1981
        fprintf(stderr, "Unknown display type: %s\n", p);
1982
        exit(1);
1983
    }
1984

    
1985
    return display;
1986
}
1987

    
1988
static int balloon_parse(const char *arg)
1989
{
1990
    QemuOpts *opts;
1991

    
1992
    if (strcmp(arg, "none") == 0) {
1993
        return 0;
1994
    }
1995

    
1996
    if (!strncmp(arg, "virtio", 6)) {
1997
        if (arg[6] == ',') {
1998
            /* have params -> parse them */
1999
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2000
            if (!opts)
2001
                return  -1;
2002
        } else {
2003
            /* create empty opts */
2004
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0, NULL);
2005
        }
2006
        qemu_opt_set(opts, "driver", "virtio-balloon");
2007
        return 0;
2008
    }
2009

    
2010
    return -1;
2011
}
2012

    
2013
char *qemu_find_file(int type, const char *name)
2014
{
2015
    int len;
2016
    const char *subdir;
2017
    char *buf;
2018

    
2019
    /* Try the name as a straight path first */
2020
    if (access(name, R_OK) == 0) {
2021
        return g_strdup(name);
2022
    }
2023
    switch (type) {
2024
    case QEMU_FILE_TYPE_BIOS:
2025
        subdir = "";
2026
        break;
2027
    case QEMU_FILE_TYPE_KEYMAP:
2028
        subdir = "keymaps/";
2029
        break;
2030
    default:
2031
        abort();
2032
    }
2033
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2034
    buf = g_malloc0(len);
2035
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2036
    if (access(buf, R_OK)) {
2037
        g_free(buf);
2038
        return NULL;
2039
    }
2040
    return buf;
2041
}
2042

    
2043
static int device_help_func(QemuOpts *opts, void *opaque)
2044
{
2045
    return qdev_device_help(opts);
2046
}
2047

    
2048
static int device_init_func(QemuOpts *opts, void *opaque)
2049
{
2050
    DeviceState *dev;
2051

    
2052
    dev = qdev_device_add(opts);
2053
    if (!dev)
2054
        return -1;
2055
    return 0;
2056
}
2057

    
2058
static int chardev_init_func(QemuOpts *opts, void *opaque)
2059
{
2060
    CharDriverState *chr;
2061

    
2062
    chr = qemu_chr_new_from_opts(opts, NULL);
2063
    if (!chr)
2064
        return -1;
2065
    return 0;
2066
}
2067

    
2068
#ifdef CONFIG_VIRTFS
2069
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2070
{
2071
    int ret;
2072
    ret = qemu_fsdev_add(opts);
2073

    
2074
    return ret;
2075
}
2076
#endif
2077

    
2078
static int mon_init_func(QemuOpts *opts, void *opaque)
2079
{
2080
    CharDriverState *chr;
2081
    const char *chardev;
2082
    const char *mode;
2083
    int flags;
2084

    
2085
    mode = qemu_opt_get(opts, "mode");
2086
    if (mode == NULL) {
2087
        mode = "readline";
2088
    }
2089
    if (strcmp(mode, "readline") == 0) {
2090
        flags = MONITOR_USE_READLINE;
2091
    } else if (strcmp(mode, "control") == 0) {
2092
        flags = MONITOR_USE_CONTROL;
2093
    } else {
2094
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2095
        exit(1);
2096
    }
2097

    
2098
    if (qemu_opt_get_bool(opts, "pretty", 0))
2099
        flags |= MONITOR_USE_PRETTY;
2100

    
2101
    if (qemu_opt_get_bool(opts, "default", 0))
2102
        flags |= MONITOR_IS_DEFAULT;
2103

    
2104
    chardev = qemu_opt_get(opts, "chardev");
2105
    chr = qemu_chr_find(chardev);
2106
    if (chr == NULL) {
2107
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2108
        exit(1);
2109
    }
2110

    
2111
    monitor_init(chr, flags);
2112
    return 0;
2113
}
2114

    
2115
static void monitor_parse(const char *optarg, const char *mode)
2116
{
2117
    static int monitor_device_index = 0;
2118
    QemuOpts *opts;
2119
    const char *p;
2120
    char label[32];
2121
    int def = 0;
2122

    
2123
    if (strstart(optarg, "chardev:", &p)) {
2124
        snprintf(label, sizeof(label), "%s", p);
2125
    } else {
2126
        snprintf(label, sizeof(label), "compat_monitor%d",
2127
                 monitor_device_index);
2128
        if (monitor_device_index == 0) {
2129
            def = 1;
2130
        }
2131
        opts = qemu_chr_parse_compat(label, optarg);
2132
        if (!opts) {
2133
            fprintf(stderr, "parse error: %s\n", optarg);
2134
            exit(1);
2135
        }
2136
    }
2137

    
2138
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2139
    if (!opts) {
2140
        fprintf(stderr, "duplicate chardev: %s\n", label);
2141
        exit(1);
2142
    }
2143
    qemu_opt_set(opts, "mode", mode);
2144
    qemu_opt_set(opts, "chardev", label);
2145
    if (def)
2146
        qemu_opt_set(opts, "default", "on");
2147
    monitor_device_index++;
2148
}
2149

    
2150
struct device_config {
2151
    enum {
2152
        DEV_USB,       /* -usbdevice     */
2153
        DEV_BT,        /* -bt            */
2154
        DEV_SERIAL,    /* -serial        */
2155
        DEV_PARALLEL,  /* -parallel      */
2156
        DEV_VIRTCON,   /* -virtioconsole */
2157
        DEV_DEBUGCON,  /* -debugcon */
2158
        DEV_GDB,       /* -gdb, -s */
2159
    } type;
2160
    const char *cmdline;
2161
    Location loc;
2162
    QTAILQ_ENTRY(device_config) next;
2163
};
2164

    
2165
static QTAILQ_HEAD(, device_config) device_configs =
2166
    QTAILQ_HEAD_INITIALIZER(device_configs);
2167

    
2168
static void add_device_config(int type, const char *cmdline)
2169
{
2170
    struct device_config *conf;
2171

    
2172
    conf = g_malloc0(sizeof(*conf));
2173
    conf->type = type;
2174
    conf->cmdline = cmdline;
2175
    loc_save(&conf->loc);
2176
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2177
}
2178

    
2179
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2180
{
2181
    struct device_config *conf;
2182
    int rc;
2183

    
2184
    QTAILQ_FOREACH(conf, &device_configs, next) {
2185
        if (conf->type != type)
2186
            continue;
2187
        loc_push_restore(&conf->loc);
2188
        rc = func(conf->cmdline);
2189
        loc_pop(&conf->loc);
2190
        if (0 != rc)
2191
            return rc;
2192
    }
2193
    return 0;
2194
}
2195

    
2196
static int serial_parse(const char *devname)
2197
{
2198
    static int index = 0;
2199
    char label[32];
2200

    
2201
    if (strcmp(devname, "none") == 0)
2202
        return 0;
2203
    if (index == MAX_SERIAL_PORTS) {
2204
        fprintf(stderr, "qemu: too many serial ports\n");
2205
        exit(1);
2206
    }
2207
    snprintf(label, sizeof(label), "serial%d", index);
2208
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2209
    if (!serial_hds[index]) {
2210
        fprintf(stderr, "qemu: could not connect serial device"
2211
                " to character backend '%s'\n", devname);
2212
        return -1;
2213
    }
2214
    index++;
2215
    return 0;
2216
}
2217

    
2218
static int parallel_parse(const char *devname)
2219
{
2220
    static int index = 0;
2221
    char label[32];
2222

    
2223
    if (strcmp(devname, "none") == 0)
2224
        return 0;
2225
    if (index == MAX_PARALLEL_PORTS) {
2226
        fprintf(stderr, "qemu: too many parallel ports\n");
2227
        exit(1);
2228
    }
2229
    snprintf(label, sizeof(label), "parallel%d", index);
2230
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2231
    if (!parallel_hds[index]) {
2232
        fprintf(stderr, "qemu: could not connect parallel device"
2233
                " to character backend '%s'\n", devname);
2234
        return -1;
2235
    }
2236
    index++;
2237
    return 0;
2238
}
2239

    
2240
static int virtcon_parse(const char *devname)
2241
{
2242
    QemuOptsList *device = qemu_find_opts("device");
2243
    static int index = 0;
2244
    char label[32];
2245
    QemuOpts *bus_opts, *dev_opts;
2246

    
2247
    if (strcmp(devname, "none") == 0)
2248
        return 0;
2249
    if (index == MAX_VIRTIO_CONSOLES) {
2250
        fprintf(stderr, "qemu: too many virtio consoles\n");
2251
        exit(1);
2252
    }
2253

    
2254
    bus_opts = qemu_opts_create(device, NULL, 0, NULL);
2255
    if (arch_type == QEMU_ARCH_S390X) {
2256
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2257
    } else {
2258
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2259
    } 
2260

    
2261
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2262
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2263

    
2264
    snprintf(label, sizeof(label), "virtcon%d", index);
2265
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2266
    if (!virtcon_hds[index]) {
2267
        fprintf(stderr, "qemu: could not connect virtio console"
2268
                " to character backend '%s'\n", devname);
2269
        return -1;
2270
    }
2271
    qemu_opt_set(dev_opts, "chardev", label);
2272

    
2273
    index++;
2274
    return 0;
2275
}
2276

    
2277
static int debugcon_parse(const char *devname)
2278
{   
2279
    QemuOpts *opts;
2280

    
2281
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2282
        exit(1);
2283
    }
2284
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2285
    if (!opts) {
2286
        fprintf(stderr, "qemu: already have a debugcon device\n");
2287
        exit(1);
2288
    }
2289
    qemu_opt_set(opts, "driver", "isa-debugcon");
2290
    qemu_opt_set(opts, "chardev", "debugcon");
2291
    return 0;
2292
}
2293

    
2294
static QEMUMachine *machine_parse(const char *name)
2295
{
2296
    QEMUMachine *m, *machine = NULL;
2297

    
2298
    if (name) {
2299
        machine = find_machine(name);
2300
    }
2301
    if (machine) {
2302
        return machine;
2303
    }
2304
    printf("Supported machines are:\n");
2305
    for (m = first_machine; m != NULL; m = m->next) {
2306
        if (m->alias) {
2307
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2308
        }
2309
        printf("%-20s %s%s\n", m->name, m->desc,
2310
               m->is_default ? " (default)" : "");
2311
    }
2312
    exit(!name || !is_help_option(name));
2313
}
2314

    
2315
static int tcg_init(void)
2316
{
2317
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2318
    return 0;
2319
}
2320

    
2321
static struct {
2322
    const char *opt_name;
2323
    const char *name;
2324
    int (*available)(void);
2325
    int (*init)(void);
2326
    int *allowed;
2327
} accel_list[] = {
2328
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2329
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2330
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2331
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2332
};
2333

    
2334
static int configure_accelerator(void)
2335
{
2336
    const char *p = NULL;
2337
    char buf[10];
2338
    int i, ret;
2339
    bool accel_initialised = 0;
2340
    bool init_failed = 0;
2341

    
2342
    QemuOptsList *list = qemu_find_opts("machine");
2343
    if (!QTAILQ_EMPTY(&list->head)) {
2344
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2345
    }
2346

    
2347
    if (p == NULL) {
2348
        /* Use the default "accelerator", tcg */
2349
        p = "tcg";
2350
    }
2351

    
2352
    while (!accel_initialised && *p != '\0') {
2353
        if (*p == ':') {
2354
            p++;
2355
        }
2356
        p = get_opt_name(buf, sizeof (buf), p, ':');
2357
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2358
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2359
                *(accel_list[i].allowed) = 1;
2360
                ret = accel_list[i].init();
2361
                if (ret < 0) {
2362
                    init_failed = 1;
2363
                    if (!accel_list[i].available()) {
2364
                        printf("%s not supported for this target\n",
2365
                               accel_list[i].name);
2366
                    } else {
2367
                        fprintf(stderr, "failed to initialize %s: %s\n",
2368
                                accel_list[i].name,
2369
                                strerror(-ret));
2370
                    }
2371
                    *(accel_list[i].allowed) = 0;
2372
                } else {
2373
                    accel_initialised = 1;
2374
                }
2375
                break;
2376
            }
2377
        }
2378
        if (i == ARRAY_SIZE(accel_list)) {
2379
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2380
        }
2381
    }
2382

    
2383
    if (!accel_initialised) {
2384
        fprintf(stderr, "No accelerator found!\n");
2385
        exit(1);
2386
    }
2387

    
2388
    if (init_failed) {
2389
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2390
    }
2391

    
2392
    return !accel_initialised;
2393
}
2394

    
2395
void qemu_add_exit_notifier(Notifier *notify)
2396
{
2397
    notifier_list_add(&exit_notifiers, notify);
2398
}
2399

    
2400
void qemu_remove_exit_notifier(Notifier *notify)
2401
{
2402
    notifier_remove(notify);
2403
}
2404

    
2405
static void qemu_run_exit_notifiers(void)
2406
{
2407
    notifier_list_notify(&exit_notifiers, NULL);
2408
}
2409

    
2410
void qemu_add_machine_init_done_notifier(Notifier *notify)
2411
{
2412
    notifier_list_add(&machine_init_done_notifiers, notify);
2413
}
2414

    
2415
static void qemu_run_machine_init_done_notifiers(void)
2416
{
2417
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2418
}
2419

    
2420
static const QEMUOption *lookup_opt(int argc, char **argv,
2421
                                    const char **poptarg, int *poptind)
2422
{
2423
    const QEMUOption *popt;
2424
    int optind = *poptind;
2425
    char *r = argv[optind];
2426
    const char *optarg;
2427

    
2428
    loc_set_cmdline(argv, optind, 1);
2429
    optind++;
2430
    /* Treat --foo the same as -foo.  */
2431
    if (r[1] == '-')
2432
        r++;
2433
    popt = qemu_options;
2434
    for(;;) {
2435
        if (!popt->name) {
2436
            error_report("invalid option");
2437
            exit(1);
2438
        }
2439
        if (!strcmp(popt->name, r + 1))
2440
            break;
2441
        popt++;
2442
    }
2443
    if (popt->flags & HAS_ARG) {
2444
        if (optind >= argc) {
2445
            error_report("requires an argument");
2446
            exit(1);
2447
        }
2448
        optarg = argv[optind++];
2449
        loc_set_cmdline(argv, optind - 2, 2);
2450
    } else {
2451
        optarg = NULL;
2452
    }
2453

    
2454
    *poptarg = optarg;
2455
    *poptind = optind;
2456

    
2457
    return popt;
2458
}
2459

    
2460
static gpointer malloc_and_trace(gsize n_bytes)
2461
{
2462
    void *ptr = malloc(n_bytes);
2463
    trace_g_malloc(n_bytes, ptr);
2464
    return ptr;
2465
}
2466

    
2467
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2468
{
2469
    void *ptr = realloc(mem, n_bytes);
2470
    trace_g_realloc(mem, n_bytes, ptr);
2471
    return ptr;
2472
}
2473

    
2474
static void free_and_trace(gpointer mem)
2475
{
2476
    trace_g_free(mem);
2477
    free(mem);
2478
}
2479

    
2480
static int object_set_property(const char *name, const char *value, void *opaque)
2481
{
2482
    Object *obj = OBJECT(opaque);
2483
    StringInputVisitor *siv;
2484
    Error *local_err = NULL;
2485

    
2486
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2487
        return 0;
2488
    }
2489

    
2490
    siv = string_input_visitor_new(value);
2491
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2492
    string_input_visitor_cleanup(siv);
2493

    
2494
    if (local_err) {
2495
        qerror_report_err(local_err);
2496
        error_free(local_err);
2497
        return -1;
2498
    }
2499

    
2500
    return 0;
2501
}
2502

    
2503
static int object_create(QemuOpts *opts, void *opaque)
2504
{
2505
    const char *type = qemu_opt_get(opts, "qom-type");
2506
    const char *id = qemu_opts_id(opts);
2507
    Object *obj;
2508

    
2509
    g_assert(type != NULL);
2510

    
2511
    if (id == NULL) {
2512
        qerror_report(QERR_MISSING_PARAMETER, "id");
2513
        return -1;
2514
    }
2515

    
2516
    obj = object_new(type);
2517
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2518
        return -1;
2519
    }
2520

    
2521
    object_property_add_child(container_get(object_get_root(), "/objects"),
2522
                              id, obj, NULL);
2523

    
2524
    return 0;
2525
}
2526

    
2527
int main(int argc, char **argv, char **envp)
2528
{
2529
    int i;
2530
    int snapshot, linux_boot;
2531
    const char *icount_option = NULL;
2532
    const char *initrd_filename;
2533
    const char *kernel_filename, *kernel_cmdline;
2534
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2535
    DisplayState *ds;
2536
    int cyls, heads, secs, translation;
2537
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2538
    QemuOptsList *olist;
2539
    int optind;
2540
    const char *optarg;
2541
    const char *loadvm = NULL;
2542
    QEMUMachine *machine;
2543
    const char *cpu_model;
2544
    const char *vga_model = "none";
2545
    const char *pid_file = NULL;
2546
    const char *incoming = NULL;
2547
#ifdef CONFIG_VNC
2548
    int show_vnc_port = 0;
2549
#endif
2550
    bool defconfig = true;
2551
    bool userconfig = true;
2552
    const char *log_mask = NULL;
2553
    const char *log_file = NULL;
2554
    GMemVTable mem_trace = {
2555
        .malloc = malloc_and_trace,
2556
        .realloc = realloc_and_trace,
2557
        .free = free_and_trace,
2558
    };
2559
    const char *trace_events = NULL;
2560
    const char *trace_file = NULL;
2561

    
2562
    atexit(qemu_run_exit_notifiers);
2563
    error_set_progname(argv[0]);
2564

    
2565
    g_mem_set_vtable(&mem_trace);
2566
    if (!g_thread_supported()) {
2567
#if !GLIB_CHECK_VERSION(2, 31, 0)
2568
        g_thread_init(NULL);
2569
#else
2570
        fprintf(stderr, "glib threading failed to initialize.\n");
2571
        exit(1);
2572
#endif
2573
    }
2574

    
2575
    module_call_init(MODULE_INIT_QOM);
2576

    
2577
    runstate_init();
2578

    
2579
    init_clocks();
2580
    rtc_clock = host_clock;
2581

    
2582
    qemu_cache_utils_init(envp);
2583

    
2584
    QLIST_INIT (&vm_change_state_head);
2585
    os_setup_early_signal_handling();
2586

    
2587
    module_call_init(MODULE_INIT_MACHINE);
2588
    machine = find_default_machine();
2589
    cpu_model = NULL;
2590
    ram_size = 0;
2591
    snapshot = 0;
2592
    cyls = heads = secs = 0;
2593
    translation = BIOS_ATA_TRANSLATION_AUTO;
2594

    
2595
    for (i = 0; i < MAX_NODES; i++) {
2596
        node_mem[i] = 0;
2597
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2598
    }
2599

    
2600
    nb_numa_nodes = 0;
2601
    nb_nics = 0;
2602

    
2603
    autostart= 1;
2604

    
2605
    /* first pass of option parsing */
2606
    optind = 1;
2607
    while (optind < argc) {
2608
        if (argv[optind][0] != '-') {
2609
            /* disk image */
2610
            optind++;
2611
            continue;
2612
        } else {
2613
            const QEMUOption *popt;
2614

    
2615
            popt = lookup_opt(argc, argv, &optarg, &optind);
2616
            switch (popt->index) {
2617
            case QEMU_OPTION_nodefconfig:
2618
                defconfig = false;
2619
                break;
2620
            case QEMU_OPTION_nouserconfig:
2621
                userconfig = false;
2622
                break;
2623
            }
2624
        }
2625
    }
2626

    
2627
    if (defconfig) {
2628
        int ret;
2629
        ret = qemu_read_default_config_files(userconfig);
2630
        if (ret < 0) {
2631
            exit(1);
2632
        }
2633
    }
2634

    
2635
    /* second pass of option parsing */
2636
    optind = 1;
2637
    for(;;) {
2638
        if (optind >= argc)
2639
            break;
2640
        if (argv[optind][0] != '-') {
2641
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2642
        } else {
2643
            const QEMUOption *popt;
2644

    
2645
            popt = lookup_opt(argc, argv, &optarg, &optind);
2646
            if (!(popt->arch_mask & arch_type)) {
2647
                printf("Option %s not supported for this target\n", popt->name);
2648
                exit(1);
2649
            }
2650
            switch(popt->index) {
2651
            case QEMU_OPTION_M:
2652
                machine = machine_parse(optarg);
2653
                break;
2654
            case QEMU_OPTION_no_kvm_irqchip: {
2655
                olist = qemu_find_opts("machine");
2656
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2657
                break;
2658
            }
2659
            case QEMU_OPTION_cpu:
2660
                /* hw initialization will check this */
2661
                cpu_model = optarg;
2662
                break;
2663
            case QEMU_OPTION_hda:
2664
                {
2665
                    char buf[256];
2666
                    if (cyls == 0)
2667
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2668
                    else
2669
                        snprintf(buf, sizeof(buf),
2670
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2671
                                 HD_OPTS , cyls, heads, secs,
2672
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2673
                                 ",trans=lba" :
2674
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2675
                                 ",trans=none" : "");
2676
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2677
                    break;
2678
                }
2679
            case QEMU_OPTION_hdb:
2680
            case QEMU_OPTION_hdc:
2681
            case QEMU_OPTION_hdd:
2682
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2683
                          HD_OPTS);
2684
                break;
2685
            case QEMU_OPTION_drive:
2686
                if (drive_def(optarg) == NULL) {
2687
                    exit(1);
2688
                }
2689
                break;
2690
            case QEMU_OPTION_set:
2691
                if (qemu_set_option(optarg) != 0)
2692
                    exit(1);
2693
                break;
2694
            case QEMU_OPTION_global:
2695
                if (qemu_global_option(optarg) != 0)
2696
                    exit(1);
2697
                break;
2698
            case QEMU_OPTION_mtdblock:
2699
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2700
                break;
2701
            case QEMU_OPTION_sd:
2702
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2703
                break;
2704
            case QEMU_OPTION_pflash:
2705
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2706
                break;
2707
            case QEMU_OPTION_snapshot:
2708
                snapshot = 1;
2709
                break;
2710
            case QEMU_OPTION_hdachs:
2711
                {
2712
                    const char *p;
2713
                    p = optarg;
2714
                    cyls = strtol(p, (char **)&p, 0);
2715
                    if (cyls < 1 || cyls > 16383)
2716
                        goto chs_fail;
2717
                    if (*p != ',')
2718
                        goto chs_fail;
2719
                    p++;
2720
                    heads = strtol(p, (char **)&p, 0);
2721
                    if (heads < 1 || heads > 16)
2722
                        goto chs_fail;
2723
                    if (*p != ',')
2724
                        goto chs_fail;
2725
                    p++;
2726
                    secs = strtol(p, (char **)&p, 0);
2727
                    if (secs < 1 || secs > 63)
2728
                        goto chs_fail;
2729
                    if (*p == ',') {
2730
                        p++;
2731
                        if (!strcmp(p, "none"))
2732
                            translation = BIOS_ATA_TRANSLATION_NONE;
2733
                        else if (!strcmp(p, "lba"))
2734
                            translation = BIOS_ATA_TRANSLATION_LBA;
2735
                        else if (!strcmp(p, "auto"))
2736
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2737
                        else
2738
                            goto chs_fail;
2739
                    } else if (*p != '\0') {
2740
                    chs_fail:
2741
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2742
                        exit(1);
2743
                    }
2744
                    if (hda_opts != NULL) {
2745
                        char num[16];
2746
                        snprintf(num, sizeof(num), "%d", cyls);
2747
                        qemu_opt_set(hda_opts, "cyls", num);
2748
                        snprintf(num, sizeof(num), "%d", heads);
2749
                        qemu_opt_set(hda_opts, "heads", num);
2750
                        snprintf(num, sizeof(num), "%d", secs);
2751
                        qemu_opt_set(hda_opts, "secs", num);
2752
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2753
                            qemu_opt_set(hda_opts, "trans", "lba");
2754
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2755
                            qemu_opt_set(hda_opts, "trans", "none");
2756
                    }
2757
                }
2758
                break;
2759
            case QEMU_OPTION_numa:
2760
                if (nb_numa_nodes >= MAX_NODES) {
2761
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2762
                    exit(1);
2763
                }
2764
                numa_add(optarg);
2765
                break;
2766
            case QEMU_OPTION_display:
2767
                display_type = select_display(optarg);
2768
                break;
2769
            case QEMU_OPTION_nographic:
2770
                display_type = DT_NOGRAPHIC;
2771
                break;
2772
            case QEMU_OPTION_curses:
2773
#ifdef CONFIG_CURSES
2774
                display_type = DT_CURSES;
2775
#else
2776
                fprintf(stderr, "Curses support is disabled\n");
2777
                exit(1);
2778
#endif
2779
                break;
2780
            case QEMU_OPTION_portrait:
2781
                graphic_rotate = 90;
2782
                break;
2783
            case QEMU_OPTION_rotate:
2784
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
2785
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
2786
                    graphic_rotate != 180 && graphic_rotate != 270) {
2787
                    fprintf(stderr,
2788
                        "qemu: only 90, 180, 270 deg rotation is available\n");
2789
                    exit(1);
2790
                }
2791
                break;
2792
            case QEMU_OPTION_kernel:
2793
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
2794
                break;
2795
            case QEMU_OPTION_initrd:
2796
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
2797
                break;
2798
            case QEMU_OPTION_append:
2799
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
2800
                break;
2801
            case QEMU_OPTION_dtb:
2802
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
2803
                break;
2804
            case QEMU_OPTION_cdrom:
2805
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2806
                break;
2807
            case QEMU_OPTION_boot:
2808
                {
2809
                    static const char * const params[] = {
2810
                        "order", "once", "menu",
2811
                        "splash", "splash-time",
2812
                        "reboot-timeout", NULL
2813
                    };
2814
                    char buf[sizeof(boot_devices)];
2815
                    char *standard_boot_devices;
2816
                    int legacy = 0;
2817

    
2818
                    if (!strchr(optarg, '=')) {
2819
                        legacy = 1;
2820
                        pstrcpy(buf, sizeof(buf), optarg);
2821
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2822
                        fprintf(stderr,
2823
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2824
                                buf, optarg);
2825
                        exit(1);
2826
                    }
2827

    
2828
                    if (legacy ||
2829
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2830
                        validate_bootdevices(buf);
2831
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2832
                    }
2833
                    if (!legacy) {
2834
                        if (get_param_value(buf, sizeof(buf),
2835
                                            "once", optarg)) {
2836
                            validate_bootdevices(buf);
2837
                            standard_boot_devices = g_strdup(boot_devices);
2838
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2839
                            qemu_register_reset(restore_boot_devices,
2840
                                                standard_boot_devices);
2841
                        }
2842
                        if (get_param_value(buf, sizeof(buf),
2843
                                            "menu", optarg)) {
2844
                            if (!strcmp(buf, "on")) {
2845
                                boot_menu = 1;
2846
                            } else if (!strcmp(buf, "off")) {
2847
                                boot_menu = 0;
2848
                            } else {
2849
                                fprintf(stderr,
2850
                                        "qemu: invalid option value '%s'\n",
2851
                                        buf);
2852
                                exit(1);
2853
                            }
2854
                        }
2855
                        qemu_opts_parse(qemu_find_opts("boot-opts"),
2856
                                        optarg, 0);
2857
                    }
2858
                }
2859
                break;
2860
            case QEMU_OPTION_fda:
2861
            case QEMU_OPTION_fdb:
2862
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2863
                          optarg, FD_OPTS);
2864
                break;
2865
            case QEMU_OPTION_no_fd_bootchk:
2866
                fd_bootchk = 0;
2867
                break;
2868
            case QEMU_OPTION_netdev:
2869
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2870
                    exit(1);
2871
                }
2872
                break;
2873
            case QEMU_OPTION_net:
2874
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2875
                    exit(1);
2876
                }
2877
                break;
2878
#ifdef CONFIG_LIBISCSI
2879
            case QEMU_OPTION_iscsi:
2880
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
2881
                if (!opts) {
2882
                    exit(1);
2883
                }
2884
                break;
2885
#endif
2886
#ifdef CONFIG_SLIRP
2887
            case QEMU_OPTION_tftp:
2888
                legacy_tftp_prefix = optarg;
2889
                break;
2890
            case QEMU_OPTION_bootp:
2891
                legacy_bootp_filename = optarg;
2892
                break;
2893
            case QEMU_OPTION_redir:
2894
                if (net_slirp_redir(optarg) < 0)
2895
                    exit(1);
2896
                break;
2897
#endif
2898
            case QEMU_OPTION_bt:
2899
                add_device_config(DEV_BT, optarg);
2900
                break;
2901
            case QEMU_OPTION_audio_help:
2902
                if (!(audio_available())) {
2903
                    printf("Option %s not supported for this target\n", popt->name);
2904
                    exit(1);
2905
                }
2906
                AUD_help ();
2907
                exit (0);
2908
                break;
2909
            case QEMU_OPTION_soundhw:
2910
                if (!(audio_available())) {
2911
                    printf("Option %s not supported for this target\n", popt->name);
2912
                    exit(1);
2913
                }
2914
                select_soundhw (optarg);
2915
                break;
2916
            case QEMU_OPTION_h:
2917
                help(0);
2918
                break;
2919
            case QEMU_OPTION_version:
2920
                version();
2921
                exit(0);
2922
                break;
2923
            case QEMU_OPTION_m: {
2924
                int64_t value;
2925
                uint64_t sz;
2926
                char *end;
2927

    
2928
                value = strtosz(optarg, &end);
2929
                if (value < 0 || *end) {
2930
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2931
                    exit(1);
2932
                }
2933
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
2934
                ram_size = sz;
2935
                if (ram_size != sz) {
2936
                    fprintf(stderr, "qemu: ram size too large\n");
2937
                    exit(1);
2938
                }
2939
                break;
2940
            }
2941
            case QEMU_OPTION_mempath:
2942
                mem_path = optarg;
2943
                break;
2944
#ifdef MAP_POPULATE
2945
            case QEMU_OPTION_mem_prealloc:
2946
                mem_prealloc = 1;
2947
                break;
2948
#endif
2949
            case QEMU_OPTION_d:
2950
                log_mask = optarg;
2951
                break;
2952
            case QEMU_OPTION_D:
2953
                log_file = optarg;
2954
                break;
2955
            case QEMU_OPTION_s:
2956
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
2957
                break;
2958
            case QEMU_OPTION_gdb:
2959
                add_device_config(DEV_GDB, optarg);
2960
                break;
2961
            case QEMU_OPTION_L:
2962
                data_dir = optarg;
2963
                break;
2964
            case QEMU_OPTION_bios:
2965
                bios_name = optarg;
2966
                break;
2967
            case QEMU_OPTION_singlestep:
2968
                singlestep = 1;
2969
                break;
2970
            case QEMU_OPTION_S:
2971
                autostart = 0;
2972
                break;
2973
            case QEMU_OPTION_k:
2974
                keyboard_layout = optarg;
2975
                break;
2976
            case QEMU_OPTION_localtime:
2977
                rtc_utc = 0;
2978
                break;
2979
            case QEMU_OPTION_vga:
2980
                vga_model = optarg;
2981
                default_vga = 0;
2982
                break;
2983
            case QEMU_OPTION_g:
2984
                {
2985
                    const char *p;
2986
                    int w, h, depth;
2987
                    p = optarg;
2988
                    w = strtol(p, (char **)&p, 10);
2989
                    if (w <= 0) {
2990
                    graphic_error:
2991
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2992
                        exit(1);
2993
                    }
2994
                    if (*p != 'x')
2995
                        goto graphic_error;
2996
                    p++;
2997
                    h = strtol(p, (char **)&p, 10);
2998
                    if (h <= 0)
2999
                        goto graphic_error;
3000
                    if (*p == 'x') {
3001
                        p++;
3002
                        depth = strtol(p, (char **)&p, 10);
3003
                        if (depth != 8 && depth != 15 && depth != 16 &&
3004
                            depth != 24 && depth != 32)
3005
                            goto graphic_error;
3006
                    } else if (*p == '\0') {
3007
                        depth = graphic_depth;
3008
                    } else {
3009
                        goto graphic_error;
3010
                    }
3011

    
3012
                    graphic_width = w;
3013
                    graphic_height = h;
3014
                    graphic_depth = depth;
3015
                }
3016
                break;
3017
            case QEMU_OPTION_echr:
3018
                {
3019
                    char *r;
3020
                    term_escape_char = strtol(optarg, &r, 0);
3021
                    if (r == optarg)
3022
                        printf("Bad argument to echr\n");
3023
                    break;
3024
                }
3025
            case QEMU_OPTION_monitor:
3026
                monitor_parse(optarg, "readline");
3027
                default_monitor = 0;
3028
                break;
3029
            case QEMU_OPTION_qmp:
3030
                monitor_parse(optarg, "control");
3031
                default_monitor = 0;
3032
                break;
3033
            case QEMU_OPTION_mon:
3034
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3035
                if (!opts) {
3036
                    exit(1);
3037
                }
3038
                default_monitor = 0;
3039
                break;
3040
            case QEMU_OPTION_chardev:
3041
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3042
                if (!opts) {
3043
                    exit(1);
3044
                }
3045
                break;
3046
            case QEMU_OPTION_fsdev:
3047
                olist = qemu_find_opts("fsdev");
3048
                if (!olist) {
3049
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3050
                    exit(1);
3051
                }
3052
                opts = qemu_opts_parse(olist, optarg, 1);
3053
                if (!opts) {
3054
                    fprintf(stderr, "parse error: %s\n", optarg);
3055
                    exit(1);
3056
                }
3057
                break;
3058
            case QEMU_OPTION_virtfs: {
3059
                QemuOpts *fsdev;
3060
                QemuOpts *device;
3061
                const char *writeout, *sock_fd, *socket;
3062

    
3063
                olist = qemu_find_opts("virtfs");
3064
                if (!olist) {
3065
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3066
                    exit(1);
3067
                }
3068
                opts = qemu_opts_parse(olist, optarg, 1);
3069
                if (!opts) {
3070
                    fprintf(stderr, "parse error: %s\n", optarg);
3071
                    exit(1);
3072
                }
3073

    
3074
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3075
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3076
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3077
                    exit(1);
3078
                }
3079
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3080
                                         qemu_opt_get(opts, "mount_tag"),
3081
                                         1, NULL);
3082
                if (!fsdev) {
3083
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3084
                            qemu_opt_get(opts, "mount_tag"));
3085
                    exit(1);
3086
                }
3087

    
3088
                writeout = qemu_opt_get(opts, "writeout");
3089
                if (writeout) {
3090
#ifdef CONFIG_SYNC_FILE_RANGE
3091
                    qemu_opt_set(fsdev, "writeout", writeout);
3092
#else
3093
                    fprintf(stderr, "writeout=immediate not supported on "
3094
                            "this platform\n");
3095
                    exit(1);
3096
#endif
3097
                }
3098
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3099
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3100
                qemu_opt_set(fsdev, "security_model",
3101
                             qemu_opt_get(opts, "security_model"));
3102
                socket = qemu_opt_get(opts, "socket");
3103
                if (socket) {
3104
                    qemu_opt_set(fsdev, "socket", socket);
3105
                }
3106
                sock_fd = qemu_opt_get(opts, "sock_fd");
3107
                if (sock_fd) {
3108
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3109
                }
3110

    
3111
                qemu_opt_set_bool(fsdev, "readonly",
3112
                                qemu_opt_get_bool(opts, "readonly", 0));
3113
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3114
                                          NULL);
3115
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3116
                qemu_opt_set(device, "fsdev",
3117
                             qemu_opt_get(opts, "mount_tag"));
3118
                qemu_opt_set(device, "mount_tag",
3119
                             qemu_opt_get(opts, "mount_tag"));
3120
                break;
3121
            }
3122
            case QEMU_OPTION_virtfs_synth: {
3123
                QemuOpts *fsdev;
3124
                QemuOpts *device;
3125

    
3126
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3127
                                         1, NULL);
3128
                if (!fsdev) {
3129
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3130
                    exit(1);
3131
                }
3132
                qemu_opt_set(fsdev, "fsdriver", "synth");
3133

    
3134
                device = qemu_opts_create(qemu_find_opts("device"), NULL, 0,
3135
                                          NULL);
3136
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3137
                qemu_opt_set(device, "fsdev", "v_synth");
3138
                qemu_opt_set(device, "mount_tag", "v_synth");
3139
                break;
3140
            }
3141
            case QEMU_OPTION_serial:
3142
                add_device_config(DEV_SERIAL, optarg);
3143
                default_serial = 0;
3144
                if (strncmp(optarg, "mon:", 4) == 0) {
3145
                    default_monitor = 0;
3146
                }
3147
                break;
3148
            case QEMU_OPTION_watchdog:
3149
                if (watchdog) {
3150
                    fprintf(stderr,
3151
                            "qemu: only one watchdog option may be given\n");
3152
                    return 1;
3153
                }
3154
                watchdog = optarg;
3155
                break;
3156
            case QEMU_OPTION_watchdog_action:
3157
                if (select_watchdog_action(optarg) == -1) {
3158
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3159
                    exit(1);
3160
                }
3161
                break;
3162
            case QEMU_OPTION_virtiocon:
3163
                add_device_config(DEV_VIRTCON, optarg);
3164
                default_virtcon = 0;
3165
                if (strncmp(optarg, "mon:", 4) == 0) {
3166
                    default_monitor = 0;
3167
                }
3168
                break;
3169
            case QEMU_OPTION_parallel:
3170
                add_device_config(DEV_PARALLEL, optarg);
3171
                default_parallel = 0;
3172
                if (strncmp(optarg, "mon:", 4) == 0) {
3173
                    default_monitor = 0;
3174
                }
3175
                break;
3176
            case QEMU_OPTION_debugcon:
3177
                add_device_config(DEV_DEBUGCON, optarg);
3178
                break;
3179
            case QEMU_OPTION_loadvm:
3180
                loadvm = optarg;
3181
                break;
3182
            case QEMU_OPTION_full_screen:
3183
                full_screen = 1;
3184
                break;
3185
#ifdef CONFIG_SDL
3186
            case QEMU_OPTION_no_frame:
3187
                no_frame = 1;
3188
                break;
3189
            case QEMU_OPTION_alt_grab:
3190
                alt_grab = 1;
3191
                break;
3192
            case QEMU_OPTION_ctrl_grab:
3193
                ctrl_grab = 1;
3194
                break;
3195
            case QEMU_OPTION_no_quit:
3196
                no_quit = 1;
3197
                break;
3198
            case QEMU_OPTION_sdl:
3199
                display_type = DT_SDL;
3200
                break;
3201
#else
3202
            case QEMU_OPTION_no_frame:
3203
            case QEMU_OPTION_alt_grab:
3204
            case QEMU_OPTION_ctrl_grab:
3205
            case QEMU_OPTION_no_quit:
3206
            case QEMU_OPTION_sdl:
3207
                fprintf(stderr, "SDL support is disabled\n");
3208
                exit(1);
3209
#endif
3210
            case QEMU_OPTION_pidfile:
3211
                pid_file = optarg;
3212
                break;
3213
            case QEMU_OPTION_win2k_hack:
3214
                win2k_install_hack = 1;
3215
                break;
3216
            case QEMU_OPTION_rtc_td_hack: {
3217
                static GlobalProperty slew_lost_ticks[] = {
3218
                    {
3219
                        .driver   = "mc146818rtc",
3220
                        .property = "lost_tick_policy",
3221
                        .value    = "slew",
3222
                    },
3223
                    { /* end of list */ }
3224
                };
3225

    
3226
                qdev_prop_register_global_list(slew_lost_ticks);
3227
                break;
3228
            }
3229
            case QEMU_OPTION_acpitable:
3230
                do_acpitable_option(optarg);
3231
                break;
3232
            case QEMU_OPTION_smbios:
3233
                do_smbios_option(optarg);
3234
                break;
3235
            case QEMU_OPTION_enable_kvm:
3236
                olist = qemu_find_opts("machine");
3237
                qemu_opts_parse(olist, "accel=kvm", 0);
3238
                break;
3239
            case QEMU_OPTION_machine:
3240
                olist = qemu_find_opts("machine");
3241
                opts = qemu_opts_parse(olist, optarg, 1);
3242
                if (!opts) {
3243
                    fprintf(stderr, "parse error: %s\n", optarg);
3244
                    exit(1);
3245
                }
3246
                optarg = qemu_opt_get(opts, "type");
3247
                if (optarg) {
3248
                    machine = machine_parse(optarg);
3249
                }
3250
                break;
3251
             case QEMU_OPTION_no_kvm:
3252
                olist = qemu_find_opts("machine");
3253
                qemu_opts_parse(olist, "accel=tcg", 0);
3254
                break;
3255
            case QEMU_OPTION_no_kvm_pit: {
3256
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3257
                                "separately.\n");
3258
                break;
3259
            }
3260
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3261
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3262
                    {
3263
                        .driver   = "kvm-pit",
3264
                        .property = "lost_tick_policy",
3265
                        .value    = "discard",
3266
                    },
3267
                    { /* end of list */ }
3268
                };
3269

    
3270
                fprintf(stderr, "Warning: option deprecated, use "
3271
                        "lost_tick_policy property of kvm-pit instead.\n");
3272
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3273
                break;
3274
            }
3275
            case QEMU_OPTION_usb:
3276
                machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3277
                if (machine_opts) {
3278
                    qemu_opt_set_bool(machine_opts, "usb", true);
3279
                }
3280
                break;
3281
            case QEMU_OPTION_usbdevice:
3282
                machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3283
                if (machine_opts) {
3284
                    qemu_opt_set_bool(machine_opts, "usb", true);
3285
                }
3286
                add_device_config(DEV_USB, optarg);
3287
                break;
3288
            case QEMU_OPTION_device:
3289
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3290
                    exit(1);
3291
                }
3292
                break;
3293
            case QEMU_OPTION_smp:
3294
                smp_parse(optarg);
3295
                if (smp_cpus < 1) {
3296
                    fprintf(stderr, "Invalid number of CPUs\n");
3297
                    exit(1);
3298
                }
3299
                if (max_cpus < smp_cpus) {
3300
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3301
                            "smp\n");
3302
                    exit(1);
3303
                }
3304
                if (max_cpus > 255) {
3305
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3306
                    exit(1);
3307
                }
3308
                break;
3309
            case QEMU_OPTION_vnc:
3310
#ifdef CONFIG_VNC
3311
                display_remote++;
3312
                vnc_display = optarg;
3313
#else
3314
                fprintf(stderr, "VNC support is disabled\n");
3315
                exit(1);
3316
#endif
3317
                break;
3318
            case QEMU_OPTION_no_acpi:
3319
                acpi_enabled = 0;
3320
                break;
3321
            case QEMU_OPTION_no_hpet:
3322
                no_hpet = 1;
3323
                break;
3324
            case QEMU_OPTION_balloon:
3325
                if (balloon_parse(optarg) < 0) {
3326
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3327
                    exit(1);
3328
                }
3329
                break;
3330
            case QEMU_OPTION_no_reboot:
3331
                no_reboot = 1;
3332
                break;
3333
            case QEMU_OPTION_no_shutdown:
3334
                no_shutdown = 1;
3335
                break;
3336
            case QEMU_OPTION_show_cursor:
3337
                cursor_hide = 0;
3338
                break;
3339
            case QEMU_OPTION_uuid:
3340
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3341
                    fprintf(stderr, "Fail to parse UUID string."
3342
                            " Wrong format.\n");
3343
                    exit(1);
3344
                }
3345
                break;
3346
            case QEMU_OPTION_option_rom:
3347
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3348
                    fprintf(stderr, "Too many option ROMs\n");
3349
                    exit(1);
3350
                }
3351
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3352
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3353
                option_rom[nb_option_roms].bootindex =
3354
                    qemu_opt_get_number(opts, "bootindex", -1);
3355
                if (!option_rom[nb_option_roms].name) {
3356
                    fprintf(stderr, "Option ROM file is not specified\n");
3357
                    exit(1);
3358
                }
3359
                nb_option_roms++;
3360
                break;
3361
            case QEMU_OPTION_semihosting:
3362
                semihosting_enabled = 1;
3363
                break;
3364
            case QEMU_OPTION_tdf:
3365
                fprintf(stderr, "Warning: user space PIT time drift fix "
3366
                                "is no longer supported.\n");
3367
                break;
3368
            case QEMU_OPTION_name:
3369
                qemu_name = g_strdup(optarg);
3370
                 {
3371
                     char *p = strchr(qemu_name, ',');
3372
                     if (p != NULL) {
3373
                        *p++ = 0;
3374
                        if (strncmp(p, "process=", 8)) {
3375
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3376
                            exit(1);
3377
                        }
3378
                        p += 8;
3379
                        os_set_proc_name(p);
3380
                     }        
3381
                 }        
3382
                break;
3383
            case QEMU_OPTION_prom_env:
3384
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3385
                    fprintf(stderr, "Too many prom variables\n");
3386
                    exit(1);
3387
                }
3388
                prom_envs[nb_prom_envs] = optarg;
3389
                nb_prom_envs++;
3390
                break;
3391
            case QEMU_OPTION_old_param:
3392
                old_param = 1;
3393
                break;
3394
            case QEMU_OPTION_clock:
3395
                configure_alarms(optarg);
3396
                break;
3397
            case QEMU_OPTION_startdate:
3398
                configure_rtc_date_offset(optarg, 1);
3399
                break;
3400
            case QEMU_OPTION_rtc:
3401
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3402
                if (!opts) {
3403
                    exit(1);
3404
                }
3405
                configure_rtc(opts);
3406
                break;
3407
            case QEMU_OPTION_tb_size:
3408
                tcg_tb_size = strtol(optarg, NULL, 0);
3409
                if (tcg_tb_size < 0) {
3410
                    tcg_tb_size = 0;
3411
                }
3412
                break;
3413
            case QEMU_OPTION_icount:
3414
                icount_option = optarg;
3415
                break;
3416
            case QEMU_OPTION_incoming:
3417
                incoming = optarg;
3418
                runstate_set(RUN_STATE_INMIGRATE);
3419
                break;
3420
            case QEMU_OPTION_nodefaults:
3421
                default_serial = 0;
3422
                default_parallel = 0;
3423
                default_virtcon = 0;
3424
                default_monitor = 0;
3425
                default_net = 0;
3426
                default_floppy = 0;
3427
                default_cdrom = 0;
3428
                default_sdcard = 0;
3429
                default_vga = 0;
3430
                break;
3431
            case QEMU_OPTION_xen_domid:
3432
                if (!(xen_available())) {
3433
                    printf("Option %s not supported for this target\n", popt->name);
3434
                    exit(1);
3435
                }
3436
                xen_domid = atoi(optarg);
3437
                break;
3438
            case QEMU_OPTION_xen_create:
3439
                if (!(xen_available())) {
3440
                    printf("Option %s not supported for this target\n", popt->name);
3441
                    exit(1);
3442
                }
3443
                xen_mode = XEN_CREATE;
3444
                break;
3445
            case QEMU_OPTION_xen_attach:
3446
                if (!(xen_available())) {
3447
                    printf("Option %s not supported for this target\n", popt->name);
3448
                    exit(1);
3449
                }
3450
                xen_mode = XEN_ATTACH;
3451
                break;
3452
            case QEMU_OPTION_trace:
3453
            {
3454
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3455
                if (!opts) {
3456
                    exit(1);
3457
                }
3458
                trace_events = qemu_opt_get(opts, "events");
3459
                trace_file = qemu_opt_get(opts, "file");
3460
                break;
3461
            }
3462
            case QEMU_OPTION_readconfig:
3463
                {
3464
                    int ret = qemu_read_config_file(optarg);
3465
                    if (ret < 0) {
3466
                        fprintf(stderr, "read config %s: %s\n", optarg,
3467
                            strerror(-ret));
3468
                        exit(1);
3469
                    }
3470
                    break;
3471
                }
3472
            case QEMU_OPTION_spice:
3473
                olist = qemu_find_opts("spice");
3474
                if (!olist) {
3475
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3476
                    exit(1);
3477
                }
3478
                opts = qemu_opts_parse(olist, optarg, 0);
3479
                if (!opts) {
3480
                    fprintf(stderr, "parse error: %s\n", optarg);
3481
                    exit(1);
3482
                }
3483
                break;
3484
            case QEMU_OPTION_writeconfig:
3485
                {
3486
                    FILE *fp;
3487
                    if (strcmp(optarg, "-") == 0) {
3488
                        fp = stdout;
3489
                    } else {
3490
                        fp = fopen(optarg, "w");
3491
                        if (fp == NULL) {
3492
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3493
                            exit(1);
3494
                        }
3495
                    }
3496
                    qemu_config_write(fp);
3497
                    fclose(fp);
3498
                    break;
3499
                }
3500
            case QEMU_OPTION_qtest:
3501
                qtest_chrdev = optarg;
3502
                break;
3503
            case QEMU_OPTION_qtest_log:
3504
                qtest_log = optarg;
3505
                break;
3506
            case QEMU_OPTION_sandbox:
3507
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3508
                if (!opts) {
3509
                    exit(0);
3510
                }
3511
                break;
3512
            case QEMU_OPTION_add_fd:
3513
#ifndef _WIN32
3514
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3515
                if (!opts) {
3516
                    exit(0);
3517
                }
3518
#else
3519
                error_report("File descriptor passing is disabled on this "
3520
                             "platform");
3521
                exit(1);
3522
#endif
3523
                break;
3524
            case QEMU_OPTION_object:
3525
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3526
                break;
3527
            default:
3528
                os_parse_cmd_args(popt->index, optarg);
3529
            }
3530
        }
3531
    }
3532
    loc_set_none();
3533

    
3534
    if (qemu_init_main_loop()) {
3535
        fprintf(stderr, "qemu_init_main_loop failed\n");
3536
        exit(1);
3537
    }
3538

    
3539
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3540
        exit(1);
3541
    }
3542

    
3543
#ifndef _WIN32
3544
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3545
        exit(1);
3546
    }
3547

    
3548
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3549
        exit(1);
3550
    }
3551
#endif
3552

    
3553
    if (machine == NULL) {
3554
        fprintf(stderr, "No machine found.\n");
3555
        exit(1);
3556
    }
3557

    
3558
    if (machine->hw_version) {
3559
        qemu_set_version(machine->hw_version);
3560
    }
3561

    
3562
    if (qemu_opts_foreach(qemu_find_opts("object"),
3563
                          object_create, NULL, 0) != 0) {
3564
        exit(1);
3565
    }
3566

    
3567
    /* Init CPU def lists, based on config
3568
     * - Must be called after all the qemu_read_config_file() calls
3569
     * - Must be called before list_cpus()
3570
     * - Must be called before machine->init()
3571
     */
3572
    cpudef_init();
3573

    
3574
    if (cpu_model && is_help_option(cpu_model)) {
3575
        list_cpus(stdout, &fprintf, cpu_model);
3576
        exit(0);
3577
    }
3578

    
3579
    /* Open the logfile at this point, if necessary. We can't open the logfile
3580
     * when encountering either of the logging options (-d or -D) because the
3581
     * other one may be encountered later on the command line, changing the
3582
     * location or level of logging.
3583
     */
3584
    if (log_mask) {
3585
        if (log_file) {
3586
            set_cpu_log_filename(log_file);
3587
        }
3588
        set_cpu_log(log_mask);
3589
    }
3590

    
3591
    if (!trace_backend_init(trace_events, trace_file)) {
3592
        exit(1);
3593
    }
3594

    
3595
    /* If no data_dir is specified then try to find it relative to the
3596
       executable path.  */
3597
    if (!data_dir) {
3598
        data_dir = os_find_datadir(argv[0]);
3599
    }
3600
    /* If all else fails use the install path specified when building. */
3601
    if (!data_dir) {
3602
        data_dir = CONFIG_QEMU_DATADIR;
3603
    }
3604

    
3605
    /*
3606
     * Default to max_cpus = smp_cpus, in case the user doesn't
3607
     * specify a max_cpus value.
3608
     */
3609
    if (!max_cpus)
3610
        max_cpus = smp_cpus;
3611

    
3612
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3613
    if (smp_cpus > machine->max_cpus) {
3614
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3615
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3616
                machine->max_cpus);
3617
        exit(1);
3618
    }
3619

    
3620
    /*
3621
     * Get the default machine options from the machine if it is not already
3622
     * specified either by the configuration file or by the command line.
3623
     */
3624
    if (machine->default_machine_opts) {
3625
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3626
                               machine->default_machine_opts, 0);
3627
    }
3628

    
3629
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3630
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3631

    
3632
    if (machine->no_serial) {
3633
        default_serial = 0;
3634
    }
3635
    if (machine->no_parallel) {
3636
        default_parallel = 0;
3637
    }
3638
    if (!machine->use_virtcon) {
3639
        default_virtcon = 0;
3640
    }
3641
    if (machine->no_floppy) {
3642
        default_floppy = 0;
3643
    }
3644
    if (machine->no_cdrom) {
3645
        default_cdrom = 0;
3646
    }
3647
    if (machine->no_sdcard) {
3648
        default_sdcard = 0;
3649
    }
3650

    
3651
    if (display_type == DT_NOGRAPHIC) {
3652
        if (default_parallel)
3653
            add_device_config(DEV_PARALLEL, "null");
3654
        if (default_serial && default_monitor) {
3655
            add_device_config(DEV_SERIAL, "mon:stdio");
3656
        } else if (default_virtcon && default_monitor) {
3657
            add_device_config(DEV_VIRTCON, "mon:stdio");
3658
        } else {
3659
            if (default_serial)
3660
                add_device_config(DEV_SERIAL, "stdio");
3661
            if (default_virtcon)
3662
                add_device_config(DEV_VIRTCON, "stdio");
3663
            if (default_monitor)
3664
                monitor_parse("stdio", "readline");
3665
        }
3666
    } else {
3667
        if (default_serial)
3668
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3669
        if (default_parallel)
3670
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3671
        if (default_monitor)
3672
            monitor_parse("vc:80Cx24C", "readline");
3673
        if (default_virtcon)
3674
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
3675
    }
3676

    
3677
    socket_init();
3678

    
3679
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
3680
        exit(1);
3681
#ifdef CONFIG_VIRTFS
3682
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
3683
        exit(1);
3684
    }
3685
#endif
3686

    
3687
    os_daemonize();
3688

    
3689
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3690
        os_pidfile_error();
3691
        exit(1);
3692
    }
3693

    
3694
    /* init the memory */
3695
    if (ram_size == 0) {
3696
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3697
    }
3698

    
3699
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
3700
        != 0) {
3701
        exit(0);
3702
    }
3703

    
3704
    configure_accelerator();
3705

    
3706
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
3707
    if (machine_opts) {
3708
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
3709
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
3710
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
3711
    } else {
3712
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
3713
    }
3714

    
3715
    if (!kernel_cmdline) {
3716
        kernel_cmdline = "";
3717
    }
3718

    
3719
    linux_boot = (kernel_filename != NULL);
3720

    
3721
    if (!linux_boot && *kernel_cmdline != '\0') {
3722
        fprintf(stderr, "-append only allowed with -kernel option\n");
3723
        exit(1);
3724
    }
3725

    
3726
    if (!linux_boot && initrd_filename != NULL) {
3727
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3728
        exit(1);
3729
    }
3730

    
3731
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
3732
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
3733
        exit(1);
3734
    }
3735

    
3736
    os_set_line_buffering();
3737

    
3738
    qemu_init_cpu_loop();
3739
    qemu_mutex_lock_iothread();
3740

    
3741
#ifdef CONFIG_SPICE
3742
    /* spice needs the timers to be initialized by this point */
3743
    qemu_spice_init();
3744
#endif
3745

    
3746
    if (icount_option && (kvm_enabled() || xen_enabled())) {
3747
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
3748
        exit(1);
3749
    }
3750
    configure_icount(icount_option);
3751

    
3752
    if (net_init_clients() < 0) {
3753
        exit(1);
3754
    }
3755

    
3756
    /* init the bluetooth world */
3757
    if (foreach_device_config(DEV_BT, bt_parse))
3758
        exit(1);
3759

    
3760
    if (!xen_enabled()) {
3761
        /* On 32-bit hosts, QEMU is limited by virtual address space */
3762
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
3763
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
3764
            exit(1);
3765
        }
3766
    }
3767

    
3768
    cpu_exec_init_all();
3769

    
3770
    bdrv_init_with_whitelist();
3771

    
3772
    blk_mig_init();
3773

    
3774
    /* open the virtual block devices */
3775
    if (snapshot)
3776
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3777
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3778
        exit(1);
3779

    
3780
    default_drive(default_cdrom, snapshot, machine->use_scsi,
3781
                  IF_DEFAULT, 2, CDROM_OPTS);
3782
    default_drive(default_floppy, snapshot, machine->use_scsi,
3783
                  IF_FLOPPY, 0, FD_OPTS);
3784
    default_drive(default_sdcard, snapshot, machine->use_scsi,
3785
                  IF_SD, 0, SD_OPTS);
3786

    
3787
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
3788

    
3789
    if (nb_numa_nodes > 0) {
3790
        int i;
3791

    
3792
        if (nb_numa_nodes > MAX_NODES) {
3793
            nb_numa_nodes = MAX_NODES;
3794
        }
3795

    
3796
        /* If no memory size if given for any node, assume the default case
3797
         * and distribute the available memory equally across all nodes
3798
         */
3799
        for (i = 0; i < nb_numa_nodes; i++) {
3800
            if (node_mem[i] != 0)
3801
                break;
3802
        }
3803
        if (i == nb_numa_nodes) {
3804
            uint64_t usedmem = 0;
3805

    
3806
            /* On Linux, the each node's border has to be 8MB aligned,
3807
             * the final node gets the rest.
3808
             */
3809
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3810
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3811
                usedmem += node_mem[i];
3812
            }
3813
            node_mem[i] = ram_size - usedmem;
3814
        }
3815

    
3816
        for (i = 0; i < nb_numa_nodes; i++) {
3817
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
3818
                break;
3819
            }
3820
        }
3821
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3822
         * must cope with this anyway, because there are BIOSes out there in
3823
         * real machines which also use this scheme.
3824
         */
3825
        if (i == nb_numa_nodes) {
3826
            for (i = 0; i < max_cpus; i++) {
3827
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
3828
            }
3829
        }
3830
    }
3831

    
3832
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3833
        exit(1);
3834
    }
3835

    
3836
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3837
        exit(1);
3838
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3839
        exit(1);
3840
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3841
        exit(1);
3842
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3843
        exit(1);
3844

    
3845
    /* If no default VGA is requested, the default is "none".  */
3846
    if (default_vga) {
3847
        if (cirrus_vga_available()) {
3848
            vga_model = "cirrus";
3849
        } else if (vga_available()) {
3850
            vga_model = "std";
3851
        }
3852
    }
3853
    select_vgahw(vga_model);
3854

    
3855
    if (watchdog) {
3856
        i = select_watchdog(watchdog);
3857
        if (i > 0)
3858
            exit (i == 1 ? 1 : 0);
3859
    }
3860

    
3861
    if (machine->compat_props) {
3862
        qdev_prop_register_global_list(machine->compat_props);
3863
    }
3864
    qemu_add_globals();
3865

    
3866
    qdev_machine_init();
3867

    
3868
    QEMUMachineInitArgs args = { .ram_size = ram_size,
3869
                                 .boot_device = boot_devices,
3870
                                 .kernel_filename = kernel_filename,
3871
                                 .kernel_cmdline = kernel_cmdline,
3872
                                 .initrd_filename = initrd_filename,
3873
                                 .cpu_model = cpu_model };
3874
    machine->init(&args);
3875

    
3876
    cpu_synchronize_all_post_init();
3877

    
3878
    set_numa_modes();
3879

    
3880
    current_machine = machine;
3881

    
3882
    /* init USB devices */
3883
    if (usb_enabled(false)) {
3884
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3885
            exit(1);
3886
    }
3887

    
3888
    /* init generic devices */
3889
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3890
        exit(1);
3891

    
3892
    net_check_clients();
3893

    
3894
    /* just use the first displaystate for the moment */
3895
    ds = get_displaystate();
3896

    
3897
    if (using_spice)
3898
        display_remote++;
3899
    if (display_type == DT_DEFAULT && !display_remote) {
3900
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3901
        display_type = DT_SDL;
3902
#elif defined(CONFIG_VNC)
3903
        vnc_display = "localhost:0,to=99";
3904
        show_vnc_port = 1;
3905
#else
3906
        display_type = DT_NONE;
3907
#endif
3908
    }
3909

    
3910

    
3911
    /* init local displays */
3912
    switch (display_type) {
3913
    case DT_NOGRAPHIC:
3914
        break;
3915
#if defined(CONFIG_CURSES)
3916
    case DT_CURSES:
3917
        if (!is_daemonized()) {
3918
            curses_display_init(ds, full_screen);
3919
        }
3920
        break;
3921
#endif
3922
#if defined(CONFIG_SDL)
3923
    case DT_SDL:
3924
        sdl_display_init(ds, full_screen, no_frame);
3925
        break;
3926
#elif defined(CONFIG_COCOA)
3927
    case DT_SDL:
3928
        cocoa_display_init(ds, full_screen);
3929
        break;
3930
#endif
3931
    default:
3932
        break;
3933
    }
3934

    
3935
    /* must be after terminal init, SDL library changes signal handlers */
3936
    os_setup_signal_handling();
3937

    
3938
#ifdef CONFIG_VNC
3939
    /* init remote displays */
3940
    if (vnc_display) {
3941
        Error *local_err = NULL;
3942
        vnc_display_init(ds);
3943
        vnc_display_open(ds, vnc_display, &local_err);
3944
        if (local_err != NULL) {
3945
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
3946
                    vnc_display, error_get_pretty(local_err));
3947
            error_free(local_err);
3948
            exit(1);
3949
        }
3950

    
3951
        if (show_vnc_port) {
3952
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3953
        }
3954
    }
3955
#endif
3956
#ifdef CONFIG_SPICE
3957
    if (using_spice && !qxl_enabled) {
3958
        qemu_spice_display_init(ds);
3959
    }
3960
#endif
3961

    
3962
    /* display setup */
3963
    text_consoles_set_display(ds);
3964

    
3965
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
3966
        exit(1);
3967
    }
3968

    
3969
    qdev_machine_creation_done();
3970

    
3971
    if (rom_load_all() != 0) {
3972
        fprintf(stderr, "rom loading failed\n");
3973
        exit(1);
3974
    }
3975

    
3976
    /* TODO: once all bus devices are qdevified, this should be done
3977
     * when bus is created by qdev.c */
3978
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3979
    qemu_run_machine_init_done_notifiers();
3980

    
3981
    qemu_system_reset(VMRESET_SILENT);
3982
    if (loadvm) {
3983
        if (load_vmstate(loadvm) < 0) {
3984
            autostart = 0;
3985
        }
3986
    }
3987

    
3988
    if (incoming) {
3989
        Error *local_err = NULL;
3990
        qemu_start_incoming_migration(incoming, &local_err);
3991
        if (local_err) {
3992
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
3993
            error_free(local_err);
3994
            exit(1);
3995
        }
3996
    } else if (autostart) {
3997
        vm_start();
3998
    }
3999

    
4000
    os_setup_post();
4001

    
4002
    resume_all_vcpus();
4003
    main_loop();
4004
    bdrv_close_all();
4005
    pause_all_vcpus();
4006
    net_cleanup();
4007
    res_free();
4008

    
4009
    return 0;
4010
}