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1
/*
2
 * QEMU System Emulator
3
 *
4
 * Copyright (c) 2003-2008 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
12
 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.h>
29
#include <sys/time.h>
30
#include <zlib.h>
31

    
32
/* Needed early for CONFIG_BSD etc. */
33
#include "config-host.h"
34

    
35
#ifndef _WIN32
36
#include <libgen.h>
37
#include <sys/times.h>
38
#include <sys/wait.h>
39
#include <termios.h>
40
#include <sys/mman.h>
41
#include <sys/ioctl.h>
42
#include <sys/resource.h>
43
#include <sys/socket.h>
44
#include <netinet/in.h>
45
#include <net/if.h>
46
#include <arpa/inet.h>
47
#include <dirent.h>
48
#include <netdb.h>
49
#include <sys/select.h>
50

    
51
#ifdef CONFIG_BSD
52
#include <sys/stat.h>
53
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
54
#include <libutil.h>
55
#include <sys/sysctl.h>
56
#else
57
#include <util.h>
58
#endif
59
#else
60
#ifdef __linux__
61
#include <pty.h>
62
#include <malloc.h>
63

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

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

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

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

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

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

    
114
#include "hw/hw.h"
115
#include "hw/boards.h"
116
#include "hw/usb.h"
117
#include "hw/pcmcia.h"
118
#include "hw/pc.h"
119
#include "hw/isa.h"
120
#include "hw/baum.h"
121
#include "hw/bt.h"
122
#include "hw/watchdog.h"
123
#include "hw/smbios.h"
124
#include "hw/xen.h"
125
#include "hw/qdev.h"
126
#include "hw/loader.h"
127
#include "bt-host.h"
128
#include "net.h"
129
#include "net/slirp.h"
130
#include "monitor.h"
131
#include "console.h"
132
#include "sysemu.h"
133
#include "gdbstub.h"
134
#include "qemu-timer.h"
135
#include "qemu-char.h"
136
#include "cache-utils.h"
137
#include "block.h"
138
#include "blockdev.h"
139
#include "block-migration.h"
140
#include "dma.h"
141
#include "audio/audio.h"
142
#include "migration.h"
143
#include "kvm.h"
144
#include "qemu-option.h"
145
#include "qemu-config.h"
146
#include "qemu-objects.h"
147
#include "qemu-options.h"
148
#ifdef CONFIG_VIRTFS
149
#include "fsdev/qemu-fsdev.h"
150
#endif
151

    
152
#include "disas.h"
153

    
154
#include "qemu_socket.h"
155

    
156
#include "slirp/libslirp.h"
157

    
158
#include "trace.h"
159
#include "simpletrace.h"
160
#include "qemu-queue.h"
161
#include "cpus.h"
162
#include "arch_init.h"
163

    
164
#include "ui/qemu-spice.h"
165

    
166
//#define DEBUG_NET
167
//#define DEBUG_SLIRP
168

    
169
#define DEFAULT_RAM_SIZE 128
170

    
171
#define MAX_VIRTIO_CONSOLES 1
172

    
173
static const char *data_dir;
174
const char *bios_name = NULL;
175
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
176
DisplayType display_type = DT_DEFAULT;
177
int display_remote = 0;
178
const char* keyboard_layout = NULL;
179
ram_addr_t ram_size;
180
const char *mem_path = NULL;
181
#ifdef MAP_POPULATE
182
int mem_prealloc = 0; /* force preallocation of physical target memory */
183
#endif
184
int nb_nics;
185
NICInfo nd_table[MAX_NICS];
186
int vm_running;
187
int autostart;
188
int incoming_expected; /* Started with -incoming and waiting for incoming */
189
static int rtc_utc = 1;
190
static int rtc_date_offset = -1; /* -1 means no change */
191
QEMUClock *rtc_clock;
192
int vga_interface_type = VGA_NONE;
193
static int full_screen = 0;
194
#ifdef CONFIG_SDL
195
static int no_frame = 0;
196
#endif
197
int no_quit = 0;
198
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
199
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
200
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
201
int win2k_install_hack = 0;
202
int rtc_td_hack = 0;
203
int usb_enabled = 0;
204
int singlestep = 0;
205
int smp_cpus = 1;
206
int max_cpus = 0;
207
int smp_cores = 1;
208
int smp_threads = 1;
209
#ifdef CONFIG_VNC
210
const char *vnc_display;
211
#endif
212
int acpi_enabled = 1;
213
int no_hpet = 0;
214
int fd_bootchk = 1;
215
int no_reboot = 0;
216
int no_shutdown = 0;
217
int cursor_hide = 1;
218
int graphic_rotate = 0;
219
uint8_t irq0override = 1;
220
const char *watchdog;
221
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
222
int nb_option_roms;
223
int semihosting_enabled = 0;
224
int old_param = 0;
225
const char *qemu_name;
226
int alt_grab = 0;
227
int ctrl_grab = 0;
228
unsigned int nb_prom_envs = 0;
229
const char *prom_envs[MAX_PROM_ENVS];
230
int boot_menu;
231

    
232
typedef struct FWBootEntry FWBootEntry;
233

    
234
struct FWBootEntry {
235
    QTAILQ_ENTRY(FWBootEntry) link;
236
    int32_t bootindex;
237
    DeviceState *dev;
238
    char *suffix;
239
};
240

    
241
QTAILQ_HEAD(, FWBootEntry) fw_boot_order = QTAILQ_HEAD_INITIALIZER(fw_boot_order);
242

    
243
int nb_numa_nodes;
244
uint64_t node_mem[MAX_NODES];
245
uint64_t node_cpumask[MAX_NODES];
246

    
247
static QEMUTimer *nographic_timer;
248

    
249
uint8_t qemu_uuid[16];
250

    
251
static QEMUBootSetHandler *boot_set_handler;
252
static void *boot_set_opaque;
253

    
254
static NotifierList exit_notifiers =
255
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
256

    
257
static NotifierList machine_init_done_notifiers =
258
    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
259

    
260
int kvm_allowed = 0;
261
uint32_t xen_domid;
262
enum xen_mode xen_mode = XEN_EMULATE;
263

    
264
static int default_serial = 1;
265
static int default_parallel = 1;
266
static int default_virtcon = 1;
267
static int default_monitor = 1;
268
static int default_vga = 1;
269
static int default_floppy = 1;
270
static int default_cdrom = 1;
271
static int default_sdcard = 1;
272

    
273
static struct {
274
    const char *driver;
275
    int *flag;
276
} default_list[] = {
277
    { .driver = "isa-serial",           .flag = &default_serial    },
278
    { .driver = "isa-parallel",         .flag = &default_parallel  },
279
    { .driver = "isa-fdc",              .flag = &default_floppy    },
280
    { .driver = "ide-drive",            .flag = &default_cdrom     },
281
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
282
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
283
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
284
    { .driver = "VGA",                  .flag = &default_vga       },
285
    { .driver = "cirrus-vga",           .flag = &default_vga       },
286
    { .driver = "vmware-svga",          .flag = &default_vga       },
287
};
288

    
289
static int default_driver_check(QemuOpts *opts, void *opaque)
290
{
291
    const char *driver = qemu_opt_get(opts, "driver");
292
    int i;
293

    
294
    if (!driver)
295
        return 0;
296
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
297
        if (strcmp(default_list[i].driver, driver) != 0)
298
            continue;
299
        *(default_list[i].flag) = 0;
300
    }
301
    return 0;
302
}
303

    
304
/***********************************************************/
305
/* real time host monotonic timer */
306

    
307
/***********************************************************/
308
/* host time/date access */
309
void qemu_get_timedate(struct tm *tm, int offset)
310
{
311
    time_t ti;
312
    struct tm *ret;
313

    
314
    time(&ti);
315
    ti += offset;
316
    if (rtc_date_offset == -1) {
317
        if (rtc_utc)
318
            ret = gmtime(&ti);
319
        else
320
            ret = localtime(&ti);
321
    } else {
322
        ti -= rtc_date_offset;
323
        ret = gmtime(&ti);
324
    }
325

    
326
    memcpy(tm, ret, sizeof(struct tm));
327
}
328

    
329
int qemu_timedate_diff(struct tm *tm)
330
{
331
    time_t seconds;
332

    
333
    if (rtc_date_offset == -1)
334
        if (rtc_utc)
335
            seconds = mktimegm(tm);
336
        else
337
            seconds = mktime(tm);
338
    else
339
        seconds = mktimegm(tm) + rtc_date_offset;
340

    
341
    return seconds - time(NULL);
342
}
343

    
344
void rtc_change_mon_event(struct tm *tm)
345
{
346
    QObject *data;
347

    
348
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
349
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
350
    qobject_decref(data);
351
}
352

    
353
static void configure_rtc_date_offset(const char *startdate, int legacy)
354
{
355
    time_t rtc_start_date;
356
    struct tm tm;
357

    
358
    if (!strcmp(startdate, "now") && legacy) {
359
        rtc_date_offset = -1;
360
    } else {
361
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
362
                   &tm.tm_year,
363
                   &tm.tm_mon,
364
                   &tm.tm_mday,
365
                   &tm.tm_hour,
366
                   &tm.tm_min,
367
                   &tm.tm_sec) == 6) {
368
            /* OK */
369
        } else if (sscanf(startdate, "%d-%d-%d",
370
                          &tm.tm_year,
371
                          &tm.tm_mon,
372
                          &tm.tm_mday) == 3) {
373
            tm.tm_hour = 0;
374
            tm.tm_min = 0;
375
            tm.tm_sec = 0;
376
        } else {
377
            goto date_fail;
378
        }
379
        tm.tm_year -= 1900;
380
        tm.tm_mon--;
381
        rtc_start_date = mktimegm(&tm);
382
        if (rtc_start_date == -1) {
383
        date_fail:
384
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
385
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
386
            exit(1);
387
        }
388
        rtc_date_offset = time(NULL) - rtc_start_date;
389
    }
390
}
391

    
392
static void configure_rtc(QemuOpts *opts)
393
{
394
    const char *value;
395

    
396
    value = qemu_opt_get(opts, "base");
397
    if (value) {
398
        if (!strcmp(value, "utc")) {
399
            rtc_utc = 1;
400
        } else if (!strcmp(value, "localtime")) {
401
            rtc_utc = 0;
402
        } else {
403
            configure_rtc_date_offset(value, 0);
404
        }
405
    }
406
    value = qemu_opt_get(opts, "clock");
407
    if (value) {
408
        if (!strcmp(value, "host")) {
409
            rtc_clock = host_clock;
410
        } else if (!strcmp(value, "vm")) {
411
            rtc_clock = vm_clock;
412
        } else {
413
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
414
            exit(1);
415
        }
416
    }
417
    value = qemu_opt_get(opts, "driftfix");
418
    if (value) {
419
        if (!strcmp(value, "slew")) {
420
            rtc_td_hack = 1;
421
        } else if (!strcmp(value, "none")) {
422
            rtc_td_hack = 0;
423
        } else {
424
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
425
            exit(1);
426
        }
427
    }
428
}
429

    
430
/***********************************************************/
431
/* Bluetooth support */
432
static int nb_hcis;
433
static int cur_hci;
434
static struct HCIInfo *hci_table[MAX_NICS];
435

    
436
static struct bt_vlan_s {
437
    struct bt_scatternet_s net;
438
    int id;
439
    struct bt_vlan_s *next;
440
} *first_bt_vlan;
441

    
442
/* find or alloc a new bluetooth "VLAN" */
443
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
444
{
445
    struct bt_vlan_s **pvlan, *vlan;
446
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
447
        if (vlan->id == id)
448
            return &vlan->net;
449
    }
450
    vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
451
    vlan->id = id;
452
    pvlan = &first_bt_vlan;
453
    while (*pvlan != NULL)
454
        pvlan = &(*pvlan)->next;
455
    *pvlan = vlan;
456
    return &vlan->net;
457
}
458

    
459
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
460
{
461
}
462

    
463
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
464
{
465
    return -ENOTSUP;
466
}
467

    
468
static struct HCIInfo null_hci = {
469
    .cmd_send = null_hci_send,
470
    .sco_send = null_hci_send,
471
    .acl_send = null_hci_send,
472
    .bdaddr_set = null_hci_addr_set,
473
};
474

    
475
struct HCIInfo *qemu_next_hci(void)
476
{
477
    if (cur_hci == nb_hcis)
478
        return &null_hci;
479

    
480
    return hci_table[cur_hci++];
481
}
482

    
483
static struct HCIInfo *hci_init(const char *str)
484
{
485
    char *endp;
486
    struct bt_scatternet_s *vlan = 0;
487

    
488
    if (!strcmp(str, "null"))
489
        /* null */
490
        return &null_hci;
491
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
492
        /* host[:hciN] */
493
        return bt_host_hci(str[4] ? str + 5 : "hci0");
494
    else if (!strncmp(str, "hci", 3)) {
495
        /* hci[,vlan=n] */
496
        if (str[3]) {
497
            if (!strncmp(str + 3, ",vlan=", 6)) {
498
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
499
                if (*endp)
500
                    vlan = 0;
501
            }
502
        } else
503
            vlan = qemu_find_bt_vlan(0);
504
        if (vlan)
505
           return bt_new_hci(vlan);
506
    }
507

    
508
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
509

    
510
    return 0;
511
}
512

    
513
static int bt_hci_parse(const char *str)
514
{
515
    struct HCIInfo *hci;
516
    bdaddr_t bdaddr;
517

    
518
    if (nb_hcis >= MAX_NICS) {
519
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
520
        return -1;
521
    }
522

    
523
    hci = hci_init(str);
524
    if (!hci)
525
        return -1;
526

    
527
    bdaddr.b[0] = 0x52;
528
    bdaddr.b[1] = 0x54;
529
    bdaddr.b[2] = 0x00;
530
    bdaddr.b[3] = 0x12;
531
    bdaddr.b[4] = 0x34;
532
    bdaddr.b[5] = 0x56 + nb_hcis;
533
    hci->bdaddr_set(hci, bdaddr.b);
534

    
535
    hci_table[nb_hcis++] = hci;
536

    
537
    return 0;
538
}
539

    
540
static void bt_vhci_add(int vlan_id)
541
{
542
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
543

    
544
    if (!vlan->slave)
545
        fprintf(stderr, "qemu: warning: adding a VHCI to "
546
                        "an empty scatternet %i\n", vlan_id);
547

    
548
    bt_vhci_init(bt_new_hci(vlan));
549
}
550

    
551
static struct bt_device_s *bt_device_add(const char *opt)
552
{
553
    struct bt_scatternet_s *vlan;
554
    int vlan_id = 0;
555
    char *endp = strstr(opt, ",vlan=");
556
    int len = (endp ? endp - opt : strlen(opt)) + 1;
557
    char devname[10];
558

    
559
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
560

    
561
    if (endp) {
562
        vlan_id = strtol(endp + 6, &endp, 0);
563
        if (*endp) {
564
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
565
            return 0;
566
        }
567
    }
568

    
569
    vlan = qemu_find_bt_vlan(vlan_id);
570

    
571
    if (!vlan->slave)
572
        fprintf(stderr, "qemu: warning: adding a slave device to "
573
                        "an empty scatternet %i\n", vlan_id);
574

    
575
    if (!strcmp(devname, "keyboard"))
576
        return bt_keyboard_init(vlan);
577

    
578
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
579
    return 0;
580
}
581

    
582
static int bt_parse(const char *opt)
583
{
584
    const char *endp, *p;
585
    int vlan;
586

    
587
    if (strstart(opt, "hci", &endp)) {
588
        if (!*endp || *endp == ',') {
589
            if (*endp)
590
                if (!strstart(endp, ",vlan=", 0))
591
                    opt = endp + 1;
592

    
593
            return bt_hci_parse(opt);
594
       }
595
    } else if (strstart(opt, "vhci", &endp)) {
596
        if (!*endp || *endp == ',') {
597
            if (*endp) {
598
                if (strstart(endp, ",vlan=", &p)) {
599
                    vlan = strtol(p, (char **) &endp, 0);
600
                    if (*endp) {
601
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
602
                        return 1;
603
                    }
604
                } else {
605
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
606
                    return 1;
607
                }
608
            } else
609
                vlan = 0;
610

    
611
            bt_vhci_add(vlan);
612
            return 0;
613
        }
614
    } else if (strstart(opt, "device:", &endp))
615
        return !bt_device_add(endp);
616

    
617
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
618
    return 1;
619
}
620

    
621
/***********************************************************/
622
/* QEMU Block devices */
623

    
624
#define HD_OPTS "media=disk"
625
#define CDROM_OPTS "media=cdrom"
626
#define FD_OPTS ""
627
#define PFLASH_OPTS ""
628
#define MTD_OPTS ""
629
#define SD_OPTS ""
630

    
631
static int drive_init_func(QemuOpts *opts, void *opaque)
632
{
633
    int *use_scsi = opaque;
634

    
635
    return drive_init(opts, *use_scsi) == NULL;
636
}
637

    
638
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
639
{
640
    if (NULL == qemu_opt_get(opts, "snapshot")) {
641
        qemu_opt_set(opts, "snapshot", "on");
642
    }
643
    return 0;
644
}
645

    
646
static void default_drive(int enable, int snapshot, int use_scsi,
647
                          BlockInterfaceType type, int index,
648
                          const char *optstr)
649
{
650
    QemuOpts *opts;
651

    
652
    if (type == IF_DEFAULT) {
653
        type = use_scsi ? IF_SCSI : IF_IDE;
654
    }
655

    
656
    if (!enable || drive_get_by_index(type, index)) {
657
        return;
658
    }
659

    
660
    opts = drive_add(type, index, NULL, optstr);
661
    if (snapshot) {
662
        drive_enable_snapshot(opts, NULL);
663
    }
664
    if (!drive_init(opts, use_scsi)) {
665
        exit(1);
666
    }
667
}
668

    
669
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
670
{
671
    boot_set_handler = func;
672
    boot_set_opaque = opaque;
673
}
674

    
675
int qemu_boot_set(const char *boot_devices)
676
{
677
    if (!boot_set_handler) {
678
        return -EINVAL;
679
    }
680
    return boot_set_handler(boot_set_opaque, boot_devices);
681
}
682

    
683
static void validate_bootdevices(char *devices)
684
{
685
    /* We just do some generic consistency checks */
686
    const char *p;
687
    int bitmap = 0;
688

    
689
    for (p = devices; *p != '\0'; p++) {
690
        /* Allowed boot devices are:
691
         * a-b: floppy disk drives
692
         * c-f: IDE disk drives
693
         * g-m: machine implementation dependant drives
694
         * n-p: network devices
695
         * It's up to each machine implementation to check if the given boot
696
         * devices match the actual hardware implementation and firmware
697
         * features.
698
         */
699
        if (*p < 'a' || *p > 'p') {
700
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
701
            exit(1);
702
        }
703
        if (bitmap & (1 << (*p - 'a'))) {
704
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
705
            exit(1);
706
        }
707
        bitmap |= 1 << (*p - 'a');
708
    }
709
}
710

    
711
static void restore_boot_devices(void *opaque)
712
{
713
    char *standard_boot_devices = opaque;
714
    static int first = 1;
715

    
716
    /* Restore boot order and remove ourselves after the first boot */
717
    if (first) {
718
        first = 0;
719
        return;
720
    }
721

    
722
    qemu_boot_set(standard_boot_devices);
723

    
724
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
725
    qemu_free(standard_boot_devices);
726
}
727

    
728
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
729
                          const char *suffix)
730
{
731
    FWBootEntry *node, *i;
732

    
733
    if (bootindex < 0) {
734
        return;
735
    }
736

    
737
    assert(dev != NULL || suffix != NULL);
738

    
739
    node = qemu_mallocz(sizeof(FWBootEntry));
740
    node->bootindex = bootindex;
741
    node->suffix = suffix ? qemu_strdup(suffix) : NULL;
742
    node->dev = dev;
743

    
744
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
745
        if (i->bootindex == bootindex) {
746
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
747
            exit(1);
748
        } else if (i->bootindex < bootindex) {
749
            continue;
750
        }
751
        QTAILQ_INSERT_BEFORE(i, node, link);
752
        return;
753
    }
754
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
755
}
756

    
757
/*
758
 * This function returns null terminated string that consist of new line
759
 * separated device pathes.
760
 *
761
 * memory pointed by "size" is assigned total length of the array in bytes
762
 *
763
 */
764
char *get_boot_devices_list(uint32_t *size)
765
{
766
    FWBootEntry *i;
767
    uint32_t total = 0;
768
    char *list = NULL;
769

    
770
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
771
        char *devpath = NULL, *bootpath;
772
        int len;
773

    
774
        if (i->dev) {
775
            devpath = qdev_get_fw_dev_path(i->dev);
776
            assert(devpath);
777
        }
778

    
779
        if (i->suffix && devpath) {
780
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
781

    
782
            bootpath = qemu_malloc(bootpathlen);
783
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
784
            qemu_free(devpath);
785
        } else if (devpath) {
786
            bootpath = devpath;
787
        } else {
788
            bootpath = qemu_strdup(i->suffix);
789
            assert(bootpath);
790
        }
791

    
792
        if (total) {
793
            list[total-1] = '\n';
794
        }
795
        len = strlen(bootpath) + 1;
796
        list = qemu_realloc(list, total + len);
797
        memcpy(&list[total], bootpath, len);
798
        total += len;
799
        qemu_free(bootpath);
800
    }
801

    
802
    *size = total;
803

    
804
    return list;
805
}
806

    
807
static void numa_add(const char *optarg)
808
{
809
    char option[128];
810
    char *endptr;
811
    unsigned long long value, endvalue;
812
    int nodenr;
813

    
814
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
815
    if (!strcmp(option, "node")) {
816
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
817
            nodenr = nb_numa_nodes;
818
        } else {
819
            nodenr = strtoull(option, NULL, 10);
820
        }
821

    
822
        if (get_param_value(option, 128, "mem", optarg) == 0) {
823
            node_mem[nodenr] = 0;
824
        } else {
825
            int64_t sval;
826
            sval = strtosz(option, NULL);
827
            if (sval < 0) {
828
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
829
                exit(1);
830
            }
831
            node_mem[nodenr] = sval;
832
        }
833
        if (get_param_value(option, 128, "cpus", optarg) == 0) {
834
            node_cpumask[nodenr] = 0;
835
        } else {
836
            value = strtoull(option, &endptr, 10);
837
            if (value >= 64) {
838
                value = 63;
839
                fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
840
            } else {
841
                if (*endptr == '-') {
842
                    endvalue = strtoull(endptr+1, &endptr, 10);
843
                    if (endvalue >= 63) {
844
                        endvalue = 62;
845
                        fprintf(stderr,
846
                            "only 63 CPUs in NUMA mode supported.\n");
847
                    }
848
                    value = (2ULL << endvalue) - (1ULL << value);
849
                } else {
850
                    value = 1ULL << value;
851
                }
852
            }
853
            node_cpumask[nodenr] = value;
854
        }
855
        nb_numa_nodes++;
856
    }
857
    return;
858
}
859

    
860
static void smp_parse(const char *optarg)
861
{
862
    int smp, sockets = 0, threads = 0, cores = 0;
863
    char *endptr;
864
    char option[128];
865

    
866
    smp = strtoul(optarg, &endptr, 10);
867
    if (endptr != optarg) {
868
        if (*endptr == ',') {
869
            endptr++;
870
        }
871
    }
872
    if (get_param_value(option, 128, "sockets", endptr) != 0)
873
        sockets = strtoull(option, NULL, 10);
874
    if (get_param_value(option, 128, "cores", endptr) != 0)
875
        cores = strtoull(option, NULL, 10);
876
    if (get_param_value(option, 128, "threads", endptr) != 0)
877
        threads = strtoull(option, NULL, 10);
878
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
879
        max_cpus = strtoull(option, NULL, 10);
880

    
881
    /* compute missing values, prefer sockets over cores over threads */
882
    if (smp == 0 || sockets == 0) {
883
        sockets = sockets > 0 ? sockets : 1;
884
        cores = cores > 0 ? cores : 1;
885
        threads = threads > 0 ? threads : 1;
886
        if (smp == 0) {
887
            smp = cores * threads * sockets;
888
        }
889
    } else {
890
        if (cores == 0) {
891
            threads = threads > 0 ? threads : 1;
892
            cores = smp / (sockets * threads);
893
        } else {
894
            threads = smp / (cores * sockets);
895
        }
896
    }
897
    smp_cpus = smp;
898
    smp_cores = cores > 0 ? cores : 1;
899
    smp_threads = threads > 0 ? threads : 1;
900
    if (max_cpus == 0)
901
        max_cpus = smp_cpus;
902
}
903

    
904
/***********************************************************/
905
/* USB devices */
906

    
907
static int usb_device_add(const char *devname)
908
{
909
    const char *p;
910
    USBDevice *dev = NULL;
911

    
912
    if (!usb_enabled)
913
        return -1;
914

    
915
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
916
    dev = usbdevice_create(devname);
917
    if (dev)
918
        goto done;
919

    
920
    /* the other ones */
921
    if (strstart(devname, "host:", &p)) {
922
        dev = usb_host_device_open(p);
923
    } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
924
        dev = usb_bt_init(devname[2] ? hci_init(p) :
925
                        bt_new_hci(qemu_find_bt_vlan(0)));
926
    } else {
927
        return -1;
928
    }
929
    if (!dev)
930
        return -1;
931

    
932
done:
933
    return 0;
934
}
935

    
936
static int usb_device_del(const char *devname)
937
{
938
    int bus_num, addr;
939
    const char *p;
940

    
941
    if (strstart(devname, "host:", &p))
942
        return usb_host_device_close(p);
943

    
944
    if (!usb_enabled)
945
        return -1;
946

    
947
    p = strchr(devname, '.');
948
    if (!p)
949
        return -1;
950
    bus_num = strtoul(devname, NULL, 0);
951
    addr = strtoul(p + 1, NULL, 0);
952

    
953
    return usb_device_delete_addr(bus_num, addr);
954
}
955

    
956
static int usb_parse(const char *cmdline)
957
{
958
    int r;
959
    r = usb_device_add(cmdline);
960
    if (r < 0) {
961
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
962
    }
963
    return r;
964
}
965

    
966
void do_usb_add(Monitor *mon, const QDict *qdict)
967
{
968
    const char *devname = qdict_get_str(qdict, "devname");
969
    if (usb_device_add(devname) < 0) {
970
        error_report("could not add USB device '%s'", devname);
971
    }
972
}
973

    
974
void do_usb_del(Monitor *mon, const QDict *qdict)
975
{
976
    const char *devname = qdict_get_str(qdict, "devname");
977
    if (usb_device_del(devname) < 0) {
978
        error_report("could not delete USB device '%s'", devname);
979
    }
980
}
981

    
982
/***********************************************************/
983
/* PCMCIA/Cardbus */
984

    
985
static struct pcmcia_socket_entry_s {
986
    PCMCIASocket *socket;
987
    struct pcmcia_socket_entry_s *next;
988
} *pcmcia_sockets = 0;
989

    
990
void pcmcia_socket_register(PCMCIASocket *socket)
991
{
992
    struct pcmcia_socket_entry_s *entry;
993

    
994
    entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
995
    entry->socket = socket;
996
    entry->next = pcmcia_sockets;
997
    pcmcia_sockets = entry;
998
}
999

    
1000
void pcmcia_socket_unregister(PCMCIASocket *socket)
1001
{
1002
    struct pcmcia_socket_entry_s *entry, **ptr;
1003

    
1004
    ptr = &pcmcia_sockets;
1005
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1006
        if (entry->socket == socket) {
1007
            *ptr = entry->next;
1008
            qemu_free(entry);
1009
        }
1010
}
1011

    
1012
void pcmcia_info(Monitor *mon)
1013
{
1014
    struct pcmcia_socket_entry_s *iter;
1015

    
1016
    if (!pcmcia_sockets)
1017
        monitor_printf(mon, "No PCMCIA sockets\n");
1018

    
1019
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1020
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1021
                       iter->socket->attached ? iter->socket->card_string :
1022
                       "Empty");
1023
}
1024

    
1025
/***********************************************************/
1026
/* I/O handling */
1027

    
1028
typedef struct IOHandlerRecord {
1029
    int fd;
1030
    IOCanReadHandler *fd_read_poll;
1031
    IOHandler *fd_read;
1032
    IOHandler *fd_write;
1033
    int deleted;
1034
    void *opaque;
1035
    /* temporary data */
1036
    struct pollfd *ufd;
1037
    QLIST_ENTRY(IOHandlerRecord) next;
1038
} IOHandlerRecord;
1039

    
1040
static QLIST_HEAD(, IOHandlerRecord) io_handlers =
1041
    QLIST_HEAD_INITIALIZER(io_handlers);
1042

    
1043

    
1044
/* XXX: fd_read_poll should be suppressed, but an API change is
1045
   necessary in the character devices to suppress fd_can_read(). */
1046
int qemu_set_fd_handler2(int fd,
1047
                         IOCanReadHandler *fd_read_poll,
1048
                         IOHandler *fd_read,
1049
                         IOHandler *fd_write,
1050
                         void *opaque)
1051
{
1052
    IOHandlerRecord *ioh;
1053

    
1054
    if (!fd_read && !fd_write) {
1055
        QLIST_FOREACH(ioh, &io_handlers, next) {
1056
            if (ioh->fd == fd) {
1057
                ioh->deleted = 1;
1058
                break;
1059
            }
1060
        }
1061
    } else {
1062
        QLIST_FOREACH(ioh, &io_handlers, next) {
1063
            if (ioh->fd == fd)
1064
                goto found;
1065
        }
1066
        ioh = qemu_mallocz(sizeof(IOHandlerRecord));
1067
        QLIST_INSERT_HEAD(&io_handlers, ioh, next);
1068
    found:
1069
        ioh->fd = fd;
1070
        ioh->fd_read_poll = fd_read_poll;
1071
        ioh->fd_read = fd_read;
1072
        ioh->fd_write = fd_write;
1073
        ioh->opaque = opaque;
1074
        ioh->deleted = 0;
1075
    }
1076
    return 0;
1077
}
1078

    
1079
int qemu_set_fd_handler(int fd,
1080
                        IOHandler *fd_read,
1081
                        IOHandler *fd_write,
1082
                        void *opaque)
1083
{
1084
    return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
1085
}
1086

    
1087
/***********************************************************/
1088
/* machine registration */
1089

    
1090
static QEMUMachine *first_machine = NULL;
1091
QEMUMachine *current_machine = NULL;
1092

    
1093
int qemu_register_machine(QEMUMachine *m)
1094
{
1095
    QEMUMachine **pm;
1096
    pm = &first_machine;
1097
    while (*pm != NULL)
1098
        pm = &(*pm)->next;
1099
    m->next = NULL;
1100
    *pm = m;
1101
    return 0;
1102
}
1103

    
1104
static QEMUMachine *find_machine(const char *name)
1105
{
1106
    QEMUMachine *m;
1107

    
1108
    for(m = first_machine; m != NULL; m = m->next) {
1109
        if (!strcmp(m->name, name))
1110
            return m;
1111
        if (m->alias && !strcmp(m->alias, name))
1112
            return m;
1113
    }
1114
    return NULL;
1115
}
1116

    
1117
static QEMUMachine *find_default_machine(void)
1118
{
1119
    QEMUMachine *m;
1120

    
1121
    for(m = first_machine; m != NULL; m = m->next) {
1122
        if (m->is_default) {
1123
            return m;
1124
        }
1125
    }
1126
    return NULL;
1127
}
1128

    
1129
/***********************************************************/
1130
/* main execution loop */
1131

    
1132
static void gui_update(void *opaque)
1133
{
1134
    uint64_t interval = GUI_REFRESH_INTERVAL;
1135
    DisplayState *ds = opaque;
1136
    DisplayChangeListener *dcl = ds->listeners;
1137

    
1138
    qemu_flush_coalesced_mmio_buffer();
1139
    dpy_refresh(ds);
1140

    
1141
    while (dcl != NULL) {
1142
        if (dcl->gui_timer_interval &&
1143
            dcl->gui_timer_interval < interval)
1144
            interval = dcl->gui_timer_interval;
1145
        dcl = dcl->next;
1146
    }
1147
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1148
}
1149

    
1150
static void nographic_update(void *opaque)
1151
{
1152
    uint64_t interval = GUI_REFRESH_INTERVAL;
1153

    
1154
    qemu_flush_coalesced_mmio_buffer();
1155
    qemu_mod_timer(nographic_timer, interval + qemu_get_clock_ms(rt_clock));
1156
}
1157

    
1158
struct vm_change_state_entry {
1159
    VMChangeStateHandler *cb;
1160
    void *opaque;
1161
    QLIST_ENTRY (vm_change_state_entry) entries;
1162
};
1163

    
1164
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1165

    
1166
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1167
                                                     void *opaque)
1168
{
1169
    VMChangeStateEntry *e;
1170

    
1171
    e = qemu_mallocz(sizeof (*e));
1172

    
1173
    e->cb = cb;
1174
    e->opaque = opaque;
1175
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1176
    return e;
1177
}
1178

    
1179
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1180
{
1181
    QLIST_REMOVE (e, entries);
1182
    qemu_free (e);
1183
}
1184

    
1185
void vm_state_notify(int running, int reason)
1186
{
1187
    VMChangeStateEntry *e;
1188

    
1189
    trace_vm_state_notify(running, reason);
1190

    
1191
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1192
        e->cb(e->opaque, running, reason);
1193
    }
1194
}
1195

    
1196
void vm_start(void)
1197
{
1198
    if (!vm_running) {
1199
        cpu_enable_ticks();
1200
        vm_running = 1;
1201
        vm_state_notify(1, 0);
1202
        resume_all_vcpus();
1203
        monitor_protocol_event(QEVENT_RESUME, NULL);
1204
    }
1205
}
1206

    
1207
/* reset/shutdown handler */
1208

    
1209
typedef struct QEMUResetEntry {
1210
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1211
    QEMUResetHandler *func;
1212
    void *opaque;
1213
} QEMUResetEntry;
1214

    
1215
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1216
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1217
static int reset_requested;
1218
static int shutdown_requested, shutdown_signal = -1;
1219
static pid_t shutdown_pid;
1220
static int powerdown_requested;
1221
static int debug_requested;
1222
static int vmstop_requested;
1223

    
1224
int qemu_shutdown_requested(void)
1225
{
1226
    int r = shutdown_requested;
1227
    shutdown_requested = 0;
1228
    return r;
1229
}
1230

    
1231
void qemu_kill_report(void)
1232
{
1233
    if (shutdown_signal != -1) {
1234
        fprintf(stderr, "Got signal %d from pid %d\n",
1235
                         shutdown_signal, shutdown_pid);
1236
        shutdown_signal = -1;
1237
    }
1238
}
1239

    
1240
int qemu_reset_requested(void)
1241
{
1242
    int r = reset_requested;
1243
    reset_requested = 0;
1244
    return r;
1245
}
1246

    
1247
int qemu_powerdown_requested(void)
1248
{
1249
    int r = powerdown_requested;
1250
    powerdown_requested = 0;
1251
    return r;
1252
}
1253

    
1254
static int qemu_debug_requested(void)
1255
{
1256
    int r = debug_requested;
1257
    debug_requested = 0;
1258
    return r;
1259
}
1260

    
1261
static int qemu_vmstop_requested(void)
1262
{
1263
    int r = vmstop_requested;
1264
    vmstop_requested = 0;
1265
    return r;
1266
}
1267

    
1268
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1269
{
1270
    QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
1271

    
1272
    re->func = func;
1273
    re->opaque = opaque;
1274
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1275
}
1276

    
1277
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1278
{
1279
    QEMUResetEntry *re;
1280

    
1281
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1282
        if (re->func == func && re->opaque == opaque) {
1283
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1284
            qemu_free(re);
1285
            return;
1286
        }
1287
    }
1288
}
1289

    
1290
void qemu_system_reset(void)
1291
{
1292
    QEMUResetEntry *re, *nre;
1293

    
1294
    /* reset all devices */
1295
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1296
        re->func(re->opaque);
1297
    }
1298
    monitor_protocol_event(QEVENT_RESET, NULL);
1299
    cpu_synchronize_all_post_reset();
1300
}
1301

    
1302
void qemu_system_reset_request(void)
1303
{
1304
    if (no_reboot) {
1305
        shutdown_requested = 1;
1306
    } else {
1307
        reset_requested = 1;
1308
    }
1309
    cpu_stop_current();
1310
    qemu_notify_event();
1311
}
1312

    
1313
void qemu_system_killed(int signal, pid_t pid)
1314
{
1315
    shutdown_signal = signal;
1316
    shutdown_pid = pid;
1317
    qemu_system_shutdown_request();
1318
}
1319

    
1320
void qemu_system_shutdown_request(void)
1321
{
1322
    shutdown_requested = 1;
1323
    qemu_notify_event();
1324
}
1325

    
1326
void qemu_system_powerdown_request(void)
1327
{
1328
    powerdown_requested = 1;
1329
    qemu_notify_event();
1330
}
1331

    
1332
void qemu_system_debug_request(void)
1333
{
1334
    debug_requested = 1;
1335
    qemu_notify_event();
1336
}
1337

    
1338
void qemu_system_vmstop_request(int reason)
1339
{
1340
    vmstop_requested = reason;
1341
    qemu_notify_event();
1342
}
1343

    
1344
void main_loop_wait(int nonblocking)
1345
{
1346
    IOHandlerRecord *ioh;
1347
    fd_set rfds, wfds, xfds;
1348
    int ret, nfds;
1349
    struct timeval tv;
1350
    int timeout;
1351

    
1352
    if (nonblocking)
1353
        timeout = 0;
1354
    else {
1355
        timeout = qemu_calculate_timeout();
1356
        qemu_bh_update_timeout(&timeout);
1357
    }
1358

    
1359
    os_host_main_loop_wait(&timeout);
1360

    
1361
    /* poll any events */
1362
    /* XXX: separate device handlers from system ones */
1363
    nfds = -1;
1364
    FD_ZERO(&rfds);
1365
    FD_ZERO(&wfds);
1366
    FD_ZERO(&xfds);
1367
    QLIST_FOREACH(ioh, &io_handlers, next) {
1368
        if (ioh->deleted)
1369
            continue;
1370
        if (ioh->fd_read &&
1371
            (!ioh->fd_read_poll ||
1372
             ioh->fd_read_poll(ioh->opaque) != 0)) {
1373
            FD_SET(ioh->fd, &rfds);
1374
            if (ioh->fd > nfds)
1375
                nfds = ioh->fd;
1376
        }
1377
        if (ioh->fd_write) {
1378
            FD_SET(ioh->fd, &wfds);
1379
            if (ioh->fd > nfds)
1380
                nfds = ioh->fd;
1381
        }
1382
    }
1383

    
1384
    tv.tv_sec = timeout / 1000;
1385
    tv.tv_usec = (timeout % 1000) * 1000;
1386

    
1387
    slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1388

    
1389
    qemu_mutex_unlock_iothread();
1390
    ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1391
    qemu_mutex_lock_iothread();
1392
    if (ret > 0) {
1393
        IOHandlerRecord *pioh;
1394

    
1395
        QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1396
            if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1397
                ioh->fd_read(ioh->opaque);
1398
            }
1399
            if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1400
                ioh->fd_write(ioh->opaque);
1401
            }
1402

    
1403
            /* Do this last in case read/write handlers marked it for deletion */
1404
            if (ioh->deleted) {
1405
                QLIST_REMOVE(ioh, next);
1406
                qemu_free(ioh);
1407
            }
1408
        }
1409
    }
1410

    
1411
    slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1412

    
1413
    qemu_run_all_timers();
1414

    
1415
    /* Check bottom-halves last in case any of the earlier events triggered
1416
       them.  */
1417
    qemu_bh_poll();
1418

    
1419
}
1420

    
1421
#ifndef CONFIG_IOTHREAD
1422
static int vm_request_pending(void)
1423
{
1424
    return powerdown_requested ||
1425
           reset_requested ||
1426
           shutdown_requested ||
1427
           debug_requested ||
1428
           vmstop_requested;
1429
}
1430
#endif
1431

    
1432
qemu_irq qemu_system_powerdown;
1433

    
1434
static void main_loop(void)
1435
{
1436
    bool nonblocking = false;
1437
#ifdef CONFIG_PROFILER
1438
    int64_t ti;
1439
#endif
1440
    int r;
1441

    
1442
    qemu_main_loop_start();
1443

    
1444
    for (;;) {
1445
#ifndef CONFIG_IOTHREAD
1446
        nonblocking = cpu_exec_all();
1447
        if (vm_request_pending()) {
1448
            nonblocking = true;
1449
        }
1450
#endif
1451
#ifdef CONFIG_PROFILER
1452
        ti = profile_getclock();
1453
#endif
1454
        main_loop_wait(nonblocking);
1455
#ifdef CONFIG_PROFILER
1456
        dev_time += profile_getclock() - ti;
1457
#endif
1458

    
1459
        if (qemu_debug_requested()) {
1460
            vm_stop(VMSTOP_DEBUG);
1461
        }
1462
        if (qemu_shutdown_requested()) {
1463
            qemu_kill_report();
1464
            monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1465
            if (no_shutdown) {
1466
                vm_stop(VMSTOP_SHUTDOWN);
1467
                no_shutdown = 0;
1468
            } else
1469
                break;
1470
        }
1471
        if (qemu_reset_requested()) {
1472
            pause_all_vcpus();
1473
            cpu_synchronize_all_states();
1474
            qemu_system_reset();
1475
            resume_all_vcpus();
1476
        }
1477
        if (qemu_powerdown_requested()) {
1478
            monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1479
            qemu_irq_raise(qemu_system_powerdown);
1480
        }
1481
        if ((r = qemu_vmstop_requested())) {
1482
            vm_stop(r);
1483
        }
1484
    }
1485
    bdrv_close_all();
1486
    pause_all_vcpus();
1487
}
1488

    
1489
static void version(void)
1490
{
1491
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1492
}
1493

    
1494
static void help(int exitcode)
1495
{
1496
    const char *options_help =
1497
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1498
        opt_help
1499
#define DEFHEADING(text) stringify(text) "\n"
1500
#include "qemu-options.def"
1501
#undef DEF
1502
#undef DEFHEADING
1503
#undef GEN_DOCS
1504
        ;
1505
    version();
1506
    printf("usage: %s [options] [disk_image]\n"
1507
           "\n"
1508
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1509
           "\n"
1510
           "%s\n"
1511
           "During emulation, the following keys are useful:\n"
1512
           "ctrl-alt-f      toggle full screen\n"
1513
           "ctrl-alt-n      switch to virtual console 'n'\n"
1514
           "ctrl-alt        toggle mouse and keyboard grab\n"
1515
           "\n"
1516
           "When using -nographic, press 'ctrl-a h' to get some help.\n",
1517
           "qemu",
1518
           options_help);
1519
    exit(exitcode);
1520
}
1521

    
1522
#define HAS_ARG 0x0001
1523

    
1524
typedef struct QEMUOption {
1525
    const char *name;
1526
    int flags;
1527
    int index;
1528
    uint32_t arch_mask;
1529
} QEMUOption;
1530

    
1531
static const QEMUOption qemu_options[] = {
1532
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1533
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1534
    { option, opt_arg, opt_enum, arch_mask },
1535
#define DEFHEADING(text)
1536
#include "qemu-options.def"
1537
#undef DEF
1538
#undef DEFHEADING
1539
#undef GEN_DOCS
1540
    { NULL },
1541
};
1542
static void select_vgahw (const char *p)
1543
{
1544
    const char *opts;
1545

    
1546
    default_vga = 0;
1547
    vga_interface_type = VGA_NONE;
1548
    if (strstart(p, "std", &opts)) {
1549
        vga_interface_type = VGA_STD;
1550
    } else if (strstart(p, "cirrus", &opts)) {
1551
        vga_interface_type = VGA_CIRRUS;
1552
    } else if (strstart(p, "vmware", &opts)) {
1553
        vga_interface_type = VGA_VMWARE;
1554
    } else if (strstart(p, "xenfb", &opts)) {
1555
        vga_interface_type = VGA_XENFB;
1556
    } else if (strstart(p, "qxl", &opts)) {
1557
        vga_interface_type = VGA_QXL;
1558
    } else if (!strstart(p, "none", &opts)) {
1559
    invalid_vga:
1560
        fprintf(stderr, "Unknown vga type: %s\n", p);
1561
        exit(1);
1562
    }
1563
    while (*opts) {
1564
        const char *nextopt;
1565

    
1566
        if (strstart(opts, ",retrace=", &nextopt)) {
1567
            opts = nextopt;
1568
            if (strstart(opts, "dumb", &nextopt))
1569
                vga_retrace_method = VGA_RETRACE_DUMB;
1570
            else if (strstart(opts, "precise", &nextopt))
1571
                vga_retrace_method = VGA_RETRACE_PRECISE;
1572
            else goto invalid_vga;
1573
        } else goto invalid_vga;
1574
        opts = nextopt;
1575
    }
1576
}
1577

    
1578
static DisplayType select_display(const char *p)
1579
{
1580
    const char *opts;
1581
    DisplayType display = DT_DEFAULT;
1582

    
1583
    if (strstart(p, "sdl", &opts)) {
1584
#ifdef CONFIG_SDL
1585
        display = DT_SDL;
1586
        while (*opts) {
1587
            const char *nextopt;
1588

    
1589
            if (strstart(opts, ",frame=", &nextopt)) {
1590
                opts = nextopt;
1591
                if (strstart(opts, "on", &nextopt)) {
1592
                    no_frame = 0;
1593
                } else if (strstart(opts, "off", &nextopt)) {
1594
                    no_frame = 1;
1595
                } else {
1596
                    goto invalid_sdl_args;
1597
                }
1598
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1599
                opts = nextopt;
1600
                if (strstart(opts, "on", &nextopt)) {
1601
                    alt_grab = 1;
1602
                } else if (strstart(opts, "off", &nextopt)) {
1603
                    alt_grab = 0;
1604
                } else {
1605
                    goto invalid_sdl_args;
1606
                }
1607
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1608
                opts = nextopt;
1609
                if (strstart(opts, "on", &nextopt)) {
1610
                    ctrl_grab = 1;
1611
                } else if (strstart(opts, "off", &nextopt)) {
1612
                    ctrl_grab = 0;
1613
                } else {
1614
                    goto invalid_sdl_args;
1615
                }
1616
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1617
                opts = nextopt;
1618
                if (strstart(opts, "on", &nextopt)) {
1619
                    no_quit = 0;
1620
                } else if (strstart(opts, "off", &nextopt)) {
1621
                    no_quit = 1;
1622
                } else {
1623
                    goto invalid_sdl_args;
1624
                }
1625
            } else {
1626
            invalid_sdl_args:
1627
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
1628
                exit(1);
1629
            }
1630
            opts = nextopt;
1631
        }
1632
#else
1633
        fprintf(stderr, "SDL support is disabled\n");
1634
        exit(1);
1635
#endif
1636
    } else if (strstart(p, "vnc", &opts)) {
1637
#ifdef CONFIG_VNC
1638
        display_remote++;
1639

    
1640
        if (*opts) {
1641
            const char *nextopt;
1642

    
1643
            if (strstart(opts, "=", &nextopt)) {
1644
                vnc_display = nextopt;
1645
            }
1646
        }
1647
        if (!vnc_display) {
1648
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1649
            exit(1);
1650
        }
1651
#else
1652
        fprintf(stderr, "VNC support is disabled\n");
1653
        exit(1);
1654
#endif
1655
    } else if (strstart(p, "curses", &opts)) {
1656
#ifdef CONFIG_CURSES
1657
        display = DT_CURSES;
1658
#else
1659
        fprintf(stderr, "Curses support is disabled\n");
1660
        exit(1);
1661
#endif
1662
    } else if (strstart(p, "none", &opts)) {
1663
        display = DT_NONE;
1664
    } else {
1665
        fprintf(stderr, "Unknown display type: %s\n", p);
1666
        exit(1);
1667
    }
1668

    
1669
    return display;
1670
}
1671

    
1672
static int balloon_parse(const char *arg)
1673
{
1674
    QemuOpts *opts;
1675

    
1676
    if (strcmp(arg, "none") == 0) {
1677
        return 0;
1678
    }
1679

    
1680
    if (!strncmp(arg, "virtio", 6)) {
1681
        if (arg[6] == ',') {
1682
            /* have params -> parse them */
1683
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1684
            if (!opts)
1685
                return  -1;
1686
        } else {
1687
            /* create empty opts */
1688
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1689
        }
1690
        qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1691
        return 0;
1692
    }
1693

    
1694
    return -1;
1695
}
1696

    
1697
char *qemu_find_file(int type, const char *name)
1698
{
1699
    int len;
1700
    const char *subdir;
1701
    char *buf;
1702

    
1703
    /* If name contains path separators then try it as a straight path.  */
1704
    if ((strchr(name, '/') || strchr(name, '\\'))
1705
        && access(name, R_OK) == 0) {
1706
        return qemu_strdup(name);
1707
    }
1708
    switch (type) {
1709
    case QEMU_FILE_TYPE_BIOS:
1710
        subdir = "";
1711
        break;
1712
    case QEMU_FILE_TYPE_KEYMAP:
1713
        subdir = "keymaps/";
1714
        break;
1715
    default:
1716
        abort();
1717
    }
1718
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1719
    buf = qemu_mallocz(len);
1720
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1721
    if (access(buf, R_OK)) {
1722
        qemu_free(buf);
1723
        return NULL;
1724
    }
1725
    return buf;
1726
}
1727

    
1728
static int device_help_func(QemuOpts *opts, void *opaque)
1729
{
1730
    return qdev_device_help(opts);
1731
}
1732

    
1733
static int device_init_func(QemuOpts *opts, void *opaque)
1734
{
1735
    DeviceState *dev;
1736

    
1737
    dev = qdev_device_add(opts);
1738
    if (!dev)
1739
        return -1;
1740
    return 0;
1741
}
1742

    
1743
static int chardev_init_func(QemuOpts *opts, void *opaque)
1744
{
1745
    CharDriverState *chr;
1746

    
1747
    chr = qemu_chr_open_opts(opts, NULL);
1748
    if (!chr)
1749
        return -1;
1750
    return 0;
1751
}
1752

    
1753
#ifdef CONFIG_VIRTFS
1754
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1755
{
1756
    int ret;
1757
    ret = qemu_fsdev_add(opts);
1758

    
1759
    return ret;
1760
}
1761
#endif
1762

    
1763
static int mon_init_func(QemuOpts *opts, void *opaque)
1764
{
1765
    CharDriverState *chr;
1766
    const char *chardev;
1767
    const char *mode;
1768
    int flags;
1769

    
1770
    mode = qemu_opt_get(opts, "mode");
1771
    if (mode == NULL) {
1772
        mode = "readline";
1773
    }
1774
    if (strcmp(mode, "readline") == 0) {
1775
        flags = MONITOR_USE_READLINE;
1776
    } else if (strcmp(mode, "control") == 0) {
1777
        flags = MONITOR_USE_CONTROL;
1778
    } else {
1779
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1780
        exit(1);
1781
    }
1782

    
1783
    if (qemu_opt_get_bool(opts, "pretty", 0))
1784
        flags |= MONITOR_USE_PRETTY;
1785

    
1786
    if (qemu_opt_get_bool(opts, "default", 0))
1787
        flags |= MONITOR_IS_DEFAULT;
1788

    
1789
    chardev = qemu_opt_get(opts, "chardev");
1790
    chr = qemu_chr_find(chardev);
1791
    if (chr == NULL) {
1792
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1793
        exit(1);
1794
    }
1795

    
1796
    monitor_init(chr, flags);
1797
    return 0;
1798
}
1799

    
1800
static void monitor_parse(const char *optarg, const char *mode)
1801
{
1802
    static int monitor_device_index = 0;
1803
    QemuOpts *opts;
1804
    const char *p;
1805
    char label[32];
1806
    int def = 0;
1807

    
1808
    if (strstart(optarg, "chardev:", &p)) {
1809
        snprintf(label, sizeof(label), "%s", p);
1810
    } else {
1811
        snprintf(label, sizeof(label), "compat_monitor%d",
1812
                 monitor_device_index);
1813
        if (monitor_device_index == 0) {
1814
            def = 1;
1815
        }
1816
        opts = qemu_chr_parse_compat(label, optarg);
1817
        if (!opts) {
1818
            fprintf(stderr, "parse error: %s\n", optarg);
1819
            exit(1);
1820
        }
1821
    }
1822

    
1823
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1824
    if (!opts) {
1825
        fprintf(stderr, "duplicate chardev: %s\n", label);
1826
        exit(1);
1827
    }
1828
    qemu_opt_set(opts, "mode", mode);
1829
    qemu_opt_set(opts, "chardev", label);
1830
    if (def)
1831
        qemu_opt_set(opts, "default", "on");
1832
    monitor_device_index++;
1833
}
1834

    
1835
struct device_config {
1836
    enum {
1837
        DEV_USB,       /* -usbdevice     */
1838
        DEV_BT,        /* -bt            */
1839
        DEV_SERIAL,    /* -serial        */
1840
        DEV_PARALLEL,  /* -parallel      */
1841
        DEV_VIRTCON,   /* -virtioconsole */
1842
        DEV_DEBUGCON,  /* -debugcon */
1843
    } type;
1844
    const char *cmdline;
1845
    QTAILQ_ENTRY(device_config) next;
1846
};
1847
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1848

    
1849
static void add_device_config(int type, const char *cmdline)
1850
{
1851
    struct device_config *conf;
1852

    
1853
    conf = qemu_mallocz(sizeof(*conf));
1854
    conf->type = type;
1855
    conf->cmdline = cmdline;
1856
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1857
}
1858

    
1859
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1860
{
1861
    struct device_config *conf;
1862
    int rc;
1863

    
1864
    QTAILQ_FOREACH(conf, &device_configs, next) {
1865
        if (conf->type != type)
1866
            continue;
1867
        rc = func(conf->cmdline);
1868
        if (0 != rc)
1869
            return rc;
1870
    }
1871
    return 0;
1872
}
1873

    
1874
static int serial_parse(const char *devname)
1875
{
1876
    static int index = 0;
1877
    char label[32];
1878

    
1879
    if (strcmp(devname, "none") == 0)
1880
        return 0;
1881
    if (index == MAX_SERIAL_PORTS) {
1882
        fprintf(stderr, "qemu: too many serial ports\n");
1883
        exit(1);
1884
    }
1885
    snprintf(label, sizeof(label), "serial%d", index);
1886
    serial_hds[index] = qemu_chr_open(label, devname, NULL);
1887
    if (!serial_hds[index]) {
1888
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1889
                devname, strerror(errno));
1890
        return -1;
1891
    }
1892
    index++;
1893
    return 0;
1894
}
1895

    
1896
static int parallel_parse(const char *devname)
1897
{
1898
    static int index = 0;
1899
    char label[32];
1900

    
1901
    if (strcmp(devname, "none") == 0)
1902
        return 0;
1903
    if (index == MAX_PARALLEL_PORTS) {
1904
        fprintf(stderr, "qemu: too many parallel ports\n");
1905
        exit(1);
1906
    }
1907
    snprintf(label, sizeof(label), "parallel%d", index);
1908
    parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1909
    if (!parallel_hds[index]) {
1910
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1911
                devname, strerror(errno));
1912
        return -1;
1913
    }
1914
    index++;
1915
    return 0;
1916
}
1917

    
1918
static int virtcon_parse(const char *devname)
1919
{
1920
    QemuOptsList *device = qemu_find_opts("device");
1921
    static int index = 0;
1922
    char label[32];
1923
    QemuOpts *bus_opts, *dev_opts;
1924

    
1925
    if (strcmp(devname, "none") == 0)
1926
        return 0;
1927
    if (index == MAX_VIRTIO_CONSOLES) {
1928
        fprintf(stderr, "qemu: too many virtio consoles\n");
1929
        exit(1);
1930
    }
1931

    
1932
    bus_opts = qemu_opts_create(device, NULL, 0);
1933
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1934

    
1935
    dev_opts = qemu_opts_create(device, NULL, 0);
1936
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1937

    
1938
    snprintf(label, sizeof(label), "virtcon%d", index);
1939
    virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1940
    if (!virtcon_hds[index]) {
1941
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1942
                devname, strerror(errno));
1943
        return -1;
1944
    }
1945
    qemu_opt_set(dev_opts, "chardev", label);
1946

    
1947
    index++;
1948
    return 0;
1949
}
1950

    
1951
static int debugcon_parse(const char *devname)
1952
{   
1953
    QemuOpts *opts;
1954

    
1955
    if (!qemu_chr_open("debugcon", devname, NULL)) {
1956
        exit(1);
1957
    }
1958
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1959
    if (!opts) {
1960
        fprintf(stderr, "qemu: already have a debugcon device\n");
1961
        exit(1);
1962
    }
1963
    qemu_opt_set(opts, "driver", "isa-debugcon");
1964
    qemu_opt_set(opts, "chardev", "debugcon");
1965
    return 0;
1966
}
1967

    
1968
void qemu_add_exit_notifier(Notifier *notify)
1969
{
1970
    notifier_list_add(&exit_notifiers, notify);
1971
}
1972

    
1973
void qemu_remove_exit_notifier(Notifier *notify)
1974
{
1975
    notifier_list_remove(&exit_notifiers, notify);
1976
}
1977

    
1978
static void qemu_run_exit_notifiers(void)
1979
{
1980
    notifier_list_notify(&exit_notifiers);
1981
}
1982

    
1983
void qemu_add_machine_init_done_notifier(Notifier *notify)
1984
{
1985
    notifier_list_add(&machine_init_done_notifiers, notify);
1986
}
1987

    
1988
static void qemu_run_machine_init_done_notifiers(void)
1989
{
1990
    notifier_list_notify(&machine_init_done_notifiers);
1991
}
1992

    
1993
static const QEMUOption *lookup_opt(int argc, char **argv,
1994
                                    const char **poptarg, int *poptind)
1995
{
1996
    const QEMUOption *popt;
1997
    int optind = *poptind;
1998
    char *r = argv[optind];
1999
    const char *optarg;
2000

    
2001
    loc_set_cmdline(argv, optind, 1);
2002
    optind++;
2003
    /* Treat --foo the same as -foo.  */
2004
    if (r[1] == '-')
2005
        r++;
2006
    popt = qemu_options;
2007
    for(;;) {
2008
        if (!popt->name) {
2009
            error_report("invalid option");
2010
            exit(1);
2011
        }
2012
        if (!strcmp(popt->name, r + 1))
2013
            break;
2014
        popt++;
2015
    }
2016
    if (popt->flags & HAS_ARG) {
2017
        if (optind >= argc) {
2018
            error_report("requires an argument");
2019
            exit(1);
2020
        }
2021
        optarg = argv[optind++];
2022
        loc_set_cmdline(argv, optind - 2, 2);
2023
    } else {
2024
        optarg = NULL;
2025
    }
2026

    
2027
    *poptarg = optarg;
2028
    *poptind = optind;
2029

    
2030
    return popt;
2031
}
2032

    
2033
int main(int argc, char **argv, char **envp)
2034
{
2035
    const char *gdbstub_dev = NULL;
2036
    int i;
2037
    int snapshot, linux_boot;
2038
    const char *icount_option = NULL;
2039
    const char *initrd_filename;
2040
    const char *kernel_filename, *kernel_cmdline;
2041
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2042
    DisplayState *ds;
2043
    DisplayChangeListener *dcl;
2044
    int cyls, heads, secs, translation;
2045
    QemuOpts *hda_opts = NULL, *opts;
2046
    QemuOptsList *olist;
2047
    int optind;
2048
    const char *optarg;
2049
    const char *loadvm = NULL;
2050
    QEMUMachine *machine;
2051
    const char *cpu_model;
2052
    int tb_size;
2053
    const char *pid_file = NULL;
2054
    const char *incoming = NULL;
2055
#ifdef CONFIG_VNC
2056
    int show_vnc_port = 0;
2057
#endif
2058
    int defconfig = 1;
2059
    const char *trace_file = NULL;
2060

    
2061
    atexit(qemu_run_exit_notifiers);
2062
    error_set_progname(argv[0]);
2063

    
2064
    init_clocks();
2065

    
2066
    qemu_cache_utils_init(envp);
2067

    
2068
    QLIST_INIT (&vm_change_state_head);
2069
    os_setup_early_signal_handling();
2070

    
2071
    module_call_init(MODULE_INIT_MACHINE);
2072
    machine = find_default_machine();
2073
    cpu_model = NULL;
2074
    initrd_filename = NULL;
2075
    ram_size = 0;
2076
    snapshot = 0;
2077
    kernel_filename = NULL;
2078
    kernel_cmdline = "";
2079
    cyls = heads = secs = 0;
2080
    translation = BIOS_ATA_TRANSLATION_AUTO;
2081

    
2082
    for (i = 0; i < MAX_NODES; i++) {
2083
        node_mem[i] = 0;
2084
        node_cpumask[i] = 0;
2085
    }
2086

    
2087
    nb_numa_nodes = 0;
2088
    nb_nics = 0;
2089

    
2090
    tb_size = 0;
2091
    autostart= 1;
2092

    
2093
    /* first pass of option parsing */
2094
    optind = 1;
2095
    while (optind < argc) {
2096
        if (argv[optind][0] != '-') {
2097
            /* disk image */
2098
            optind++;
2099
            continue;
2100
        } else {
2101
            const QEMUOption *popt;
2102

    
2103
            popt = lookup_opt(argc, argv, &optarg, &optind);
2104
            switch (popt->index) {
2105
            case QEMU_OPTION_nodefconfig:
2106
                defconfig=0;
2107
                break;
2108
            }
2109
        }
2110
    }
2111

    
2112
    if (defconfig) {
2113
        int ret;
2114

    
2115
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2116
        if (ret < 0 && ret != -ENOENT) {
2117
            exit(1);
2118
        }
2119

    
2120
        ret = qemu_read_config_file(arch_config_name);
2121
        if (ret < 0 && ret != -ENOENT) {
2122
            exit(1);
2123
        }
2124
    }
2125
    cpudef_init();
2126

    
2127
    /* second pass of option parsing */
2128
    optind = 1;
2129
    for(;;) {
2130
        if (optind >= argc)
2131
            break;
2132
        if (argv[optind][0] != '-') {
2133
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2134
        } else {
2135
            const QEMUOption *popt;
2136

    
2137
            popt = lookup_opt(argc, argv, &optarg, &optind);
2138
            if (!(popt->arch_mask & arch_type)) {
2139
                printf("Option %s not supported for this target\n", popt->name);
2140
                exit(1);
2141
            }
2142
            switch(popt->index) {
2143
            case QEMU_OPTION_M:
2144
                machine = find_machine(optarg);
2145
                if (!machine) {
2146
                    QEMUMachine *m;
2147
                    printf("Supported machines are:\n");
2148
                    for(m = first_machine; m != NULL; m = m->next) {
2149
                        if (m->alias)
2150
                            printf("%-10s %s (alias of %s)\n",
2151
                                   m->alias, m->desc, m->name);
2152
                        printf("%-10s %s%s\n",
2153
                               m->name, m->desc,
2154
                               m->is_default ? " (default)" : "");
2155
                    }
2156
                    exit(*optarg != '?');
2157
                }
2158
                break;
2159
            case QEMU_OPTION_cpu:
2160
                /* hw initialization will check this */
2161
                if (*optarg == '?') {
2162
                    list_cpus(stdout, &fprintf, optarg);
2163
                    exit(0);
2164
                } else {
2165
                    cpu_model = optarg;
2166
                }
2167
                break;
2168
            case QEMU_OPTION_initrd:
2169
                initrd_filename = optarg;
2170
                break;
2171
            case QEMU_OPTION_hda:
2172
                {
2173
                    char buf[256];
2174
                    if (cyls == 0)
2175
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2176
                    else
2177
                        snprintf(buf, sizeof(buf),
2178
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2179
                                 HD_OPTS , cyls, heads, secs,
2180
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2181
                                 ",trans=lba" :
2182
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2183
                                 ",trans=none" : "");
2184
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2185
                    break;
2186
                }
2187
            case QEMU_OPTION_hdb:
2188
            case QEMU_OPTION_hdc:
2189
            case QEMU_OPTION_hdd:
2190
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2191
                          HD_OPTS);
2192
                break;
2193
            case QEMU_OPTION_drive:
2194
                drive_def(optarg);
2195
                break;
2196
            case QEMU_OPTION_set:
2197
                if (qemu_set_option(optarg) != 0)
2198
                    exit(1);
2199
                break;
2200
            case QEMU_OPTION_global:
2201
                if (qemu_global_option(optarg) != 0)
2202
                    exit(1);
2203
                break;
2204
            case QEMU_OPTION_mtdblock:
2205
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2206
                break;
2207
            case QEMU_OPTION_sd:
2208
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2209
                break;
2210
            case QEMU_OPTION_pflash:
2211
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2212
                break;
2213
            case QEMU_OPTION_snapshot:
2214
                snapshot = 1;
2215
                break;
2216
            case QEMU_OPTION_hdachs:
2217
                {
2218
                    const char *p;
2219
                    p = optarg;
2220
                    cyls = strtol(p, (char **)&p, 0);
2221
                    if (cyls < 1 || cyls > 16383)
2222
                        goto chs_fail;
2223
                    if (*p != ',')
2224
                        goto chs_fail;
2225
                    p++;
2226
                    heads = strtol(p, (char **)&p, 0);
2227
                    if (heads < 1 || heads > 16)
2228
                        goto chs_fail;
2229
                    if (*p != ',')
2230
                        goto chs_fail;
2231
                    p++;
2232
                    secs = strtol(p, (char **)&p, 0);
2233
                    if (secs < 1 || secs > 63)
2234
                        goto chs_fail;
2235
                    if (*p == ',') {
2236
                        p++;
2237
                        if (!strcmp(p, "none"))
2238
                            translation = BIOS_ATA_TRANSLATION_NONE;
2239
                        else if (!strcmp(p, "lba"))
2240
                            translation = BIOS_ATA_TRANSLATION_LBA;
2241
                        else if (!strcmp(p, "auto"))
2242
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2243
                        else
2244
                            goto chs_fail;
2245
                    } else if (*p != '\0') {
2246
                    chs_fail:
2247
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2248
                        exit(1);
2249
                    }
2250
                    if (hda_opts != NULL) {
2251
                        char num[16];
2252
                        snprintf(num, sizeof(num), "%d", cyls);
2253
                        qemu_opt_set(hda_opts, "cyls", num);
2254
                        snprintf(num, sizeof(num), "%d", heads);
2255
                        qemu_opt_set(hda_opts, "heads", num);
2256
                        snprintf(num, sizeof(num), "%d", secs);
2257
                        qemu_opt_set(hda_opts, "secs", num);
2258
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2259
                            qemu_opt_set(hda_opts, "trans", "lba");
2260
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2261
                            qemu_opt_set(hda_opts, "trans", "none");
2262
                    }
2263
                }
2264
                break;
2265
            case QEMU_OPTION_numa:
2266
                if (nb_numa_nodes >= MAX_NODES) {
2267
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2268
                    exit(1);
2269
                }
2270
                numa_add(optarg);
2271
                break;
2272
            case QEMU_OPTION_display:
2273
                display_type = select_display(optarg);
2274
                break;
2275
            case QEMU_OPTION_nographic:
2276
                display_type = DT_NOGRAPHIC;
2277
                break;
2278
            case QEMU_OPTION_curses:
2279
#ifdef CONFIG_CURSES
2280
                display_type = DT_CURSES;
2281
#else
2282
                fprintf(stderr, "Curses support is disabled\n");
2283
                exit(1);
2284
#endif
2285
                break;
2286
            case QEMU_OPTION_portrait:
2287
                graphic_rotate = 1;
2288
                break;
2289
            case QEMU_OPTION_kernel:
2290
                kernel_filename = optarg;
2291
                break;
2292
            case QEMU_OPTION_append:
2293
                kernel_cmdline = optarg;
2294
                break;
2295
            case QEMU_OPTION_cdrom:
2296
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2297
                break;
2298
            case QEMU_OPTION_boot:
2299
                {
2300
                    static const char * const params[] = {
2301
                        "order", "once", "menu", NULL
2302
                    };
2303
                    char buf[sizeof(boot_devices)];
2304
                    char *standard_boot_devices;
2305
                    int legacy = 0;
2306

    
2307
                    if (!strchr(optarg, '=')) {
2308
                        legacy = 1;
2309
                        pstrcpy(buf, sizeof(buf), optarg);
2310
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2311
                        fprintf(stderr,
2312
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2313
                                buf, optarg);
2314
                        exit(1);
2315
                    }
2316

    
2317
                    if (legacy ||
2318
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2319
                        validate_bootdevices(buf);
2320
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2321
                    }
2322
                    if (!legacy) {
2323
                        if (get_param_value(buf, sizeof(buf),
2324
                                            "once", optarg)) {
2325
                            validate_bootdevices(buf);
2326
                            standard_boot_devices = qemu_strdup(boot_devices);
2327
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2328
                            qemu_register_reset(restore_boot_devices,
2329
                                                standard_boot_devices);
2330
                        }
2331
                        if (get_param_value(buf, sizeof(buf),
2332
                                            "menu", optarg)) {
2333
                            if (!strcmp(buf, "on")) {
2334
                                boot_menu = 1;
2335
                            } else if (!strcmp(buf, "off")) {
2336
                                boot_menu = 0;
2337
                            } else {
2338
                                fprintf(stderr,
2339
                                        "qemu: invalid option value '%s'\n",
2340
                                        buf);
2341
                                exit(1);
2342
                            }
2343
                        }
2344
                    }
2345
                }
2346
                break;
2347
            case QEMU_OPTION_fda:
2348
            case QEMU_OPTION_fdb:
2349
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2350
                          optarg, FD_OPTS);
2351
                break;
2352
            case QEMU_OPTION_no_fd_bootchk:
2353
                fd_bootchk = 0;
2354
                break;
2355
            case QEMU_OPTION_netdev:
2356
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2357
                    exit(1);
2358
                }
2359
                break;
2360
            case QEMU_OPTION_net:
2361
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2362
                    exit(1);
2363
                }
2364
                break;
2365
#ifdef CONFIG_SLIRP
2366
            case QEMU_OPTION_tftp:
2367
                legacy_tftp_prefix = optarg;
2368
                break;
2369
            case QEMU_OPTION_bootp:
2370
                legacy_bootp_filename = optarg;
2371
                break;
2372
            case QEMU_OPTION_redir:
2373
                if (net_slirp_redir(optarg) < 0)
2374
                    exit(1);
2375
                break;
2376
#endif
2377
            case QEMU_OPTION_bt:
2378
                add_device_config(DEV_BT, optarg);
2379
                break;
2380
            case QEMU_OPTION_audio_help:
2381
                if (!(audio_available())) {
2382
                    printf("Option %s not supported for this target\n", popt->name);
2383
                    exit(1);
2384
                }
2385
                AUD_help ();
2386
                exit (0);
2387
                break;
2388
            case QEMU_OPTION_soundhw:
2389
                if (!(audio_available())) {
2390
                    printf("Option %s not supported for this target\n", popt->name);
2391
                    exit(1);
2392
                }
2393
                select_soundhw (optarg);
2394
                break;
2395
            case QEMU_OPTION_h:
2396
                help(0);
2397
                break;
2398
            case QEMU_OPTION_version:
2399
                version();
2400
                exit(0);
2401
                break;
2402
            case QEMU_OPTION_m: {
2403
                int64_t value;
2404

    
2405
                value = strtosz(optarg, NULL);
2406
                if (value < 0) {
2407
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2408
                    exit(1);
2409
                }
2410

    
2411
                /* On 32-bit hosts, QEMU is limited by virtual address space */
2412
                if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2413
                    fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2414
                    exit(1);
2415
                }
2416
                if (value != (uint64_t)(ram_addr_t)value) {
2417
                    fprintf(stderr, "qemu: ram size too large\n");
2418
                    exit(1);
2419
                }
2420
                ram_size = value;
2421
                break;
2422
            }
2423
            case QEMU_OPTION_mempath:
2424
                mem_path = optarg;
2425
                break;
2426
#ifdef MAP_POPULATE
2427
            case QEMU_OPTION_mem_prealloc:
2428
                mem_prealloc = 1;
2429
                break;
2430
#endif
2431
            case QEMU_OPTION_d:
2432
                set_cpu_log(optarg);
2433
                break;
2434
            case QEMU_OPTION_s:
2435
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2436
                break;
2437
            case QEMU_OPTION_gdb:
2438
                gdbstub_dev = optarg;
2439
                break;
2440
            case QEMU_OPTION_L:
2441
                data_dir = optarg;
2442
                break;
2443
            case QEMU_OPTION_bios:
2444
                bios_name = optarg;
2445
                break;
2446
            case QEMU_OPTION_singlestep:
2447
                singlestep = 1;
2448
                break;
2449
            case QEMU_OPTION_S:
2450
                autostart = 0;
2451
                break;
2452
            case QEMU_OPTION_k:
2453
                keyboard_layout = optarg;
2454
                break;
2455
            case QEMU_OPTION_localtime:
2456
                rtc_utc = 0;
2457
                break;
2458
            case QEMU_OPTION_vga:
2459
                select_vgahw (optarg);
2460
                break;
2461
            case QEMU_OPTION_g:
2462
                {
2463
                    const char *p;
2464
                    int w, h, depth;
2465
                    p = optarg;
2466
                    w = strtol(p, (char **)&p, 10);
2467
                    if (w <= 0) {
2468
                    graphic_error:
2469
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2470
                        exit(1);
2471
                    }
2472
                    if (*p != 'x')
2473
                        goto graphic_error;
2474
                    p++;
2475
                    h = strtol(p, (char **)&p, 10);
2476
                    if (h <= 0)
2477
                        goto graphic_error;
2478
                    if (*p == 'x') {
2479
                        p++;
2480
                        depth = strtol(p, (char **)&p, 10);
2481
                        if (depth != 8 && depth != 15 && depth != 16 &&
2482
                            depth != 24 && depth != 32)
2483
                            goto graphic_error;
2484
                    } else if (*p == '\0') {
2485
                        depth = graphic_depth;
2486
                    } else {
2487
                        goto graphic_error;
2488
                    }
2489

    
2490
                    graphic_width = w;
2491
                    graphic_height = h;
2492
                    graphic_depth = depth;
2493
                }
2494
                break;
2495
            case QEMU_OPTION_echr:
2496
                {
2497
                    char *r;
2498
                    term_escape_char = strtol(optarg, &r, 0);
2499
                    if (r == optarg)
2500
                        printf("Bad argument to echr\n");
2501
                    break;
2502
                }
2503
            case QEMU_OPTION_monitor:
2504
                monitor_parse(optarg, "readline");
2505
                default_monitor = 0;
2506
                break;
2507
            case QEMU_OPTION_qmp:
2508
                monitor_parse(optarg, "control");
2509
                default_monitor = 0;
2510
                break;
2511
            case QEMU_OPTION_mon:
2512
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2513
                if (!opts) {
2514
                    exit(1);
2515
                }
2516
                default_monitor = 0;
2517
                break;
2518
            case QEMU_OPTION_chardev:
2519
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2520
                if (!opts) {
2521
                    exit(1);
2522
                }
2523
                break;
2524
            case QEMU_OPTION_fsdev:
2525
                olist = qemu_find_opts("fsdev");
2526
                if (!olist) {
2527
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2528
                    exit(1);
2529
                }
2530
                opts = qemu_opts_parse(olist, optarg, 1);
2531
                if (!opts) {
2532
                    fprintf(stderr, "parse error: %s\n", optarg);
2533
                    exit(1);
2534
                }
2535
                break;
2536
            case QEMU_OPTION_virtfs: {
2537
                char *arg_fsdev = NULL;
2538
                char *arg_9p = NULL;
2539
                int len = 0;
2540

    
2541
                olist = qemu_find_opts("virtfs");
2542
                if (!olist) {
2543
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2544
                    exit(1);
2545
                }
2546
                opts = qemu_opts_parse(olist, optarg, 1);
2547
                if (!opts) {
2548
                    fprintf(stderr, "parse error: %s\n", optarg);
2549
                    exit(1);
2550
                }
2551

    
2552
                if (qemu_opt_get(opts, "fstype") == NULL ||
2553
                        qemu_opt_get(opts, "mount_tag") == NULL ||
2554
                        qemu_opt_get(opts, "path") == NULL ||
2555
                        qemu_opt_get(opts, "security_model") == NULL) {
2556
                    fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2557
                            "security_model=[mapped|passthrough|none],"
2558
                            "mnt_tag=tag.\n");
2559
                    exit(1);
2560
                }
2561

    
2562
                len = strlen(",id=,path=,security_model=");
2563
                len += strlen(qemu_opt_get(opts, "fstype"));
2564
                len += strlen(qemu_opt_get(opts, "mount_tag"));
2565
                len += strlen(qemu_opt_get(opts, "path"));
2566
                len += strlen(qemu_opt_get(opts, "security_model"));
2567
                arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2568

    
2569
                snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
2570
                         "%s,id=%s,path=%s,security_model=%s",
2571
                         qemu_opt_get(opts, "fstype"),
2572
                         qemu_opt_get(opts, "mount_tag"),
2573
                         qemu_opt_get(opts, "path"),
2574
                         qemu_opt_get(opts, "security_model"));
2575

    
2576
                len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2577
                len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2578
                arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2579

    
2580
                snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
2581
                         "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2582
                         qemu_opt_get(opts, "mount_tag"),
2583
                         qemu_opt_get(opts, "mount_tag"));
2584

    
2585
                if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
2586
                    fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2587
                    exit(1);
2588
                }
2589

    
2590
                if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
2591
                    fprintf(stderr, "parse error [device]: %s\n", optarg);
2592
                    exit(1);
2593
                }
2594

    
2595
                qemu_free(arg_fsdev);
2596
                qemu_free(arg_9p);
2597
                break;
2598
            }
2599
            case QEMU_OPTION_serial:
2600
                add_device_config(DEV_SERIAL, optarg);
2601
                default_serial = 0;
2602
                if (strncmp(optarg, "mon:", 4) == 0) {
2603
                    default_monitor = 0;
2604
                }
2605
                break;
2606
            case QEMU_OPTION_watchdog:
2607
                if (watchdog) {
2608
                    fprintf(stderr,
2609
                            "qemu: only one watchdog option may be given\n");
2610
                    return 1;
2611
                }
2612
                watchdog = optarg;
2613
                break;
2614
            case QEMU_OPTION_watchdog_action:
2615
                if (select_watchdog_action(optarg) == -1) {
2616
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2617
                    exit(1);
2618
                }
2619
                break;
2620
            case QEMU_OPTION_virtiocon:
2621
                add_device_config(DEV_VIRTCON, optarg);
2622
                default_virtcon = 0;
2623
                if (strncmp(optarg, "mon:", 4) == 0) {
2624
                    default_monitor = 0;
2625
                }
2626
                break;
2627
            case QEMU_OPTION_parallel:
2628
                add_device_config(DEV_PARALLEL, optarg);
2629
                default_parallel = 0;
2630
                if (strncmp(optarg, "mon:", 4) == 0) {
2631
                    default_monitor = 0;
2632
                }
2633
                break;
2634
            case QEMU_OPTION_debugcon:
2635
                add_device_config(DEV_DEBUGCON, optarg);
2636
                break;
2637
            case QEMU_OPTION_loadvm:
2638
                loadvm = optarg;
2639
                break;
2640
            case QEMU_OPTION_full_screen:
2641
                full_screen = 1;
2642
                break;
2643
#ifdef CONFIG_SDL
2644
            case QEMU_OPTION_no_frame:
2645
                no_frame = 1;
2646
                break;
2647
            case QEMU_OPTION_alt_grab:
2648
                alt_grab = 1;
2649
                break;
2650
            case QEMU_OPTION_ctrl_grab:
2651
                ctrl_grab = 1;
2652
                break;
2653
            case QEMU_OPTION_no_quit:
2654
                no_quit = 1;
2655
                break;
2656
            case QEMU_OPTION_sdl:
2657
                display_type = DT_SDL;
2658
                break;
2659
#else
2660
            case QEMU_OPTION_no_frame:
2661
            case QEMU_OPTION_alt_grab:
2662
            case QEMU_OPTION_ctrl_grab:
2663
            case QEMU_OPTION_no_quit:
2664
            case QEMU_OPTION_sdl:
2665
                fprintf(stderr, "SDL support is disabled\n");
2666
                exit(1);
2667
#endif
2668
            case QEMU_OPTION_pidfile:
2669
                pid_file = optarg;
2670
                break;
2671
            case QEMU_OPTION_win2k_hack:
2672
                win2k_install_hack = 1;
2673
                break;
2674
            case QEMU_OPTION_rtc_td_hack:
2675
                rtc_td_hack = 1;
2676
                break;
2677
            case QEMU_OPTION_acpitable:
2678
                do_acpitable_option(optarg);
2679
                break;
2680
            case QEMU_OPTION_smbios:
2681
                do_smbios_option(optarg);
2682
                break;
2683
            case QEMU_OPTION_enable_kvm:
2684
                kvm_allowed = 1;
2685
                break;
2686
            case QEMU_OPTION_usb:
2687
                usb_enabled = 1;
2688
                break;
2689
            case QEMU_OPTION_usbdevice:
2690
                usb_enabled = 1;
2691
                add_device_config(DEV_USB, optarg);
2692
                break;
2693
            case QEMU_OPTION_device:
2694
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2695
                    exit(1);
2696
                }
2697
                break;
2698
            case QEMU_OPTION_smp:
2699
                smp_parse(optarg);
2700
                if (smp_cpus < 1) {
2701
                    fprintf(stderr, "Invalid number of CPUs\n");
2702
                    exit(1);
2703
                }
2704
                if (max_cpus < smp_cpus) {
2705
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2706
                            "smp\n");
2707
                    exit(1);
2708
                }
2709
                if (max_cpus > 255) {
2710
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2711
                    exit(1);
2712
                }
2713
                break;
2714
            case QEMU_OPTION_vnc:
2715
#ifdef CONFIG_VNC
2716
                display_remote++;
2717
                vnc_display = optarg;
2718
#else
2719
                fprintf(stderr, "VNC support is disabled\n");
2720
                exit(1);
2721
#endif
2722
                break;
2723
            case QEMU_OPTION_no_acpi:
2724
                acpi_enabled = 0;
2725
                break;
2726
            case QEMU_OPTION_no_hpet:
2727
                no_hpet = 1;
2728
                break;
2729
            case QEMU_OPTION_balloon:
2730
                if (balloon_parse(optarg) < 0) {
2731
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2732
                    exit(1);
2733
                }
2734
                break;
2735
            case QEMU_OPTION_no_reboot:
2736
                no_reboot = 1;
2737
                break;
2738
            case QEMU_OPTION_no_shutdown:
2739
                no_shutdown = 1;
2740
                break;
2741
            case QEMU_OPTION_show_cursor:
2742
                cursor_hide = 0;
2743
                break;
2744
            case QEMU_OPTION_uuid:
2745
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2746
                    fprintf(stderr, "Fail to parse UUID string."
2747
                            " Wrong format.\n");
2748
                    exit(1);
2749
                }
2750
                break;
2751
            case QEMU_OPTION_option_rom:
2752
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2753
                    fprintf(stderr, "Too many option ROMs\n");
2754
                    exit(1);
2755
                }
2756
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2757
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2758
                option_rom[nb_option_roms].bootindex =
2759
                    qemu_opt_get_number(opts, "bootindex", -1);
2760
                if (!option_rom[nb_option_roms].name) {
2761
                    fprintf(stderr, "Option ROM file is not specified\n");
2762
                    exit(1);
2763
                }
2764
                nb_option_roms++;
2765
                break;
2766
            case QEMU_OPTION_semihosting:
2767
                semihosting_enabled = 1;
2768
                break;
2769
            case QEMU_OPTION_name:
2770
                qemu_name = qemu_strdup(optarg);
2771
                 {
2772
                     char *p = strchr(qemu_name, ',');
2773
                     if (p != NULL) {
2774
                        *p++ = 0;
2775
                        if (strncmp(p, "process=", 8)) {
2776
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
2777
                            exit(1);
2778
                        }
2779
                        p += 8;
2780
                        os_set_proc_name(p);
2781
                     }        
2782
                 }        
2783
                break;
2784
            case QEMU_OPTION_prom_env:
2785
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2786
                    fprintf(stderr, "Too many prom variables\n");
2787
                    exit(1);
2788
                }
2789
                prom_envs[nb_prom_envs] = optarg;
2790
                nb_prom_envs++;
2791
                break;
2792
            case QEMU_OPTION_old_param:
2793
                old_param = 1;
2794
                break;
2795
            case QEMU_OPTION_clock:
2796
                configure_alarms(optarg);
2797
                break;
2798
            case QEMU_OPTION_startdate:
2799
                configure_rtc_date_offset(optarg, 1);
2800
                break;
2801
            case QEMU_OPTION_rtc:
2802
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2803
                if (!opts) {
2804
                    exit(1);
2805
                }
2806
                configure_rtc(opts);
2807
                break;
2808
            case QEMU_OPTION_tb_size:
2809
                tb_size = strtol(optarg, NULL, 0);
2810
                if (tb_size < 0)
2811
                    tb_size = 0;
2812
                break;
2813
            case QEMU_OPTION_icount:
2814
                icount_option = optarg;
2815
                break;
2816
            case QEMU_OPTION_incoming:
2817
                incoming = optarg;
2818
                incoming_expected = true;
2819
                break;
2820
            case QEMU_OPTION_nodefaults:
2821
                default_serial = 0;
2822
                default_parallel = 0;
2823
                default_virtcon = 0;
2824
                default_monitor = 0;
2825
                default_vga = 0;
2826
                default_net = 0;
2827
                default_floppy = 0;
2828
                default_cdrom = 0;
2829
                default_sdcard = 0;
2830
                break;
2831
            case QEMU_OPTION_xen_domid:
2832
                if (!(xen_available())) {
2833
                    printf("Option %s not supported for this target\n", popt->name);
2834
                    exit(1);
2835
                }
2836
                xen_domid = atoi(optarg);
2837
                break;
2838
            case QEMU_OPTION_xen_create:
2839
                if (!(xen_available())) {
2840
                    printf("Option %s not supported for this target\n", popt->name);
2841
                    exit(1);
2842
                }
2843
                xen_mode = XEN_CREATE;
2844
                break;
2845
            case QEMU_OPTION_xen_attach:
2846
                if (!(xen_available())) {
2847
                    printf("Option %s not supported for this target\n", popt->name);
2848
                    exit(1);
2849
                }
2850
                xen_mode = XEN_ATTACH;
2851
                break;
2852
#ifdef CONFIG_SIMPLE_TRACE
2853
            case QEMU_OPTION_trace:
2854
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2855
                if (opts) {
2856
                    trace_file = qemu_opt_get(opts, "file");
2857
                }
2858
                break;
2859
#endif
2860
            case QEMU_OPTION_readconfig:
2861
                {
2862
                    int ret = qemu_read_config_file(optarg);
2863
                    if (ret < 0) {
2864
                        fprintf(stderr, "read config %s: %s\n", optarg,
2865
                            strerror(-ret));
2866
                        exit(1);
2867
                    }
2868
                    break;
2869
                }
2870
            case QEMU_OPTION_spice:
2871
                olist = qemu_find_opts("spice");
2872
                if (!olist) {
2873
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
2874
                    exit(1);
2875
                }
2876
                opts = qemu_opts_parse(olist, optarg, 0);
2877
                if (!opts) {
2878
                    fprintf(stderr, "parse error: %s\n", optarg);
2879
                    exit(1);
2880
                }
2881
                break;
2882
            case QEMU_OPTION_writeconfig:
2883
                {
2884
                    FILE *fp;
2885
                    if (strcmp(optarg, "-") == 0) {
2886
                        fp = stdout;
2887
                    } else {
2888
                        fp = fopen(optarg, "w");
2889
                        if (fp == NULL) {
2890
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2891
                            exit(1);
2892
                        }
2893
                    }
2894
                    qemu_config_write(fp);
2895
                    fclose(fp);
2896
                    break;
2897
                }
2898
            default:
2899
                os_parse_cmd_args(popt->index, optarg);
2900
            }
2901
        }
2902
    }
2903
    loc_set_none();
2904

    
2905
    if (!st_init(trace_file)) {
2906
        fprintf(stderr, "warning: unable to initialize simple trace backend\n");
2907
    }
2908

    
2909
    /* If no data_dir is specified then try to find it relative to the
2910
       executable path.  */
2911
    if (!data_dir) {
2912
        data_dir = os_find_datadir(argv[0]);
2913
    }
2914
    /* If all else fails use the install patch specified when building.  */
2915
    if (!data_dir) {
2916
        data_dir = CONFIG_QEMU_DATADIR;
2917
    }
2918

    
2919
    /*
2920
     * Default to max_cpus = smp_cpus, in case the user doesn't
2921
     * specify a max_cpus value.
2922
     */
2923
    if (!max_cpus)
2924
        max_cpus = smp_cpus;
2925

    
2926
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2927
    if (smp_cpus > machine->max_cpus) {
2928
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2929
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
2930
                machine->max_cpus);
2931
        exit(1);
2932
    }
2933

    
2934
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2935
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
2936

    
2937
    if (machine->no_serial) {
2938
        default_serial = 0;
2939
    }
2940
    if (machine->no_parallel) {
2941
        default_parallel = 0;
2942
    }
2943
    if (!machine->use_virtcon) {
2944
        default_virtcon = 0;
2945
    }
2946
    if (machine->no_vga) {
2947
        default_vga = 0;
2948
    }
2949
    if (machine->no_floppy) {
2950
        default_floppy = 0;
2951
    }
2952
    if (machine->no_cdrom) {
2953
        default_cdrom = 0;
2954
    }
2955
    if (machine->no_sdcard) {
2956
        default_sdcard = 0;
2957
    }
2958

    
2959
    if (display_type == DT_NOGRAPHIC) {
2960
        if (default_parallel)
2961
            add_device_config(DEV_PARALLEL, "null");
2962
        if (default_serial && default_monitor) {
2963
            add_device_config(DEV_SERIAL, "mon:stdio");
2964
        } else if (default_virtcon && default_monitor) {
2965
            add_device_config(DEV_VIRTCON, "mon:stdio");
2966
        } else {
2967
            if (default_serial)
2968
                add_device_config(DEV_SERIAL, "stdio");
2969
            if (default_virtcon)
2970
                add_device_config(DEV_VIRTCON, "stdio");
2971
            if (default_monitor)
2972
                monitor_parse("stdio", "readline");
2973
        }
2974
    } else {
2975
        if (default_serial)
2976
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
2977
        if (default_parallel)
2978
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2979
        if (default_monitor)
2980
            monitor_parse("vc:80Cx24C", "readline");
2981
        if (default_virtcon)
2982
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2983
    }
2984
    if (default_vga)
2985
        vga_interface_type = VGA_CIRRUS;
2986

    
2987
    socket_init();
2988

    
2989
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
2990
        exit(1);
2991
#ifdef CONFIG_VIRTFS
2992
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
2993
        exit(1);
2994
    }
2995
#endif
2996

    
2997
    os_daemonize();
2998

    
2999
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
3000
        os_pidfile_error();
3001
        exit(1);
3002
    }
3003

    
3004
    if (kvm_allowed) {
3005
        int ret = kvm_init();
3006
        if (ret < 0) {
3007
            if (!kvm_available()) {
3008
                printf("KVM not supported for this target\n");
3009
            } else {
3010
                fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
3011
            }
3012
            exit(1);
3013
        }
3014
    }
3015

    
3016
    if (qemu_init_main_loop()) {
3017
        fprintf(stderr, "qemu_init_main_loop failed\n");
3018
        exit(1);
3019
    }
3020
    linux_boot = (kernel_filename != NULL);
3021

    
3022
    if (!linux_boot && *kernel_cmdline != '\0') {
3023
        fprintf(stderr, "-append only allowed with -kernel option\n");
3024
        exit(1);
3025
    }
3026

    
3027
    if (!linux_boot && initrd_filename != NULL) {
3028
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3029
        exit(1);
3030
    }
3031

    
3032
    os_set_line_buffering();
3033

    
3034
    if (init_timer_alarm() < 0) {
3035
        fprintf(stderr, "could not initialize alarm timer\n");
3036
        exit(1);
3037
    }
3038
    configure_icount(icount_option);
3039

    
3040
    if (net_init_clients() < 0) {
3041
        exit(1);
3042
    }
3043

    
3044
    /* init the bluetooth world */
3045
    if (foreach_device_config(DEV_BT, bt_parse))
3046
        exit(1);
3047

    
3048
    /* init the memory */
3049
    if (ram_size == 0)
3050
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3051

    
3052
    /* init the dynamic translator */
3053
    cpu_exec_init_all(tb_size * 1024 * 1024);
3054

    
3055
    bdrv_init_with_whitelist();
3056

    
3057
    blk_mig_init();
3058

    
3059
    /* open the virtual block devices */
3060
    if (snapshot)
3061
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3062
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3063
        exit(1);
3064

    
3065
    default_drive(default_cdrom, snapshot, machine->use_scsi,
3066
                  IF_DEFAULT, 2, CDROM_OPTS);
3067
    default_drive(default_floppy, snapshot, machine->use_scsi,
3068
                  IF_FLOPPY, 0, FD_OPTS);
3069
    default_drive(default_sdcard, snapshot, machine->use_scsi,
3070
                  IF_SD, 0, SD_OPTS);
3071

    
3072
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
3073
                         ram_load, NULL);
3074

    
3075
    if (nb_numa_nodes > 0) {
3076
        int i;
3077

    
3078
        if (nb_numa_nodes > smp_cpus) {
3079
            nb_numa_nodes = smp_cpus;
3080
        }
3081

    
3082
        /* If no memory size if given for any node, assume the default case
3083
         * and distribute the available memory equally across all nodes
3084
         */
3085
        for (i = 0; i < nb_numa_nodes; i++) {
3086
            if (node_mem[i] != 0)
3087
                break;
3088
        }
3089
        if (i == nb_numa_nodes) {
3090
            uint64_t usedmem = 0;
3091

    
3092
            /* On Linux, the each node's border has to be 8MB aligned,
3093
             * the final node gets the rest.
3094
             */
3095
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3096
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3097
                usedmem += node_mem[i];
3098
            }
3099
            node_mem[i] = ram_size - usedmem;
3100
        }
3101

    
3102
        for (i = 0; i < nb_numa_nodes; i++) {
3103
            if (node_cpumask[i] != 0)
3104
                break;
3105
        }
3106
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3107
         * must cope with this anyway, because there are BIOSes out there in
3108
         * real machines which also use this scheme.
3109
         */
3110
        if (i == nb_numa_nodes) {
3111
            for (i = 0; i < smp_cpus; i++) {
3112
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
3113
            }
3114
        }
3115
    }
3116

    
3117
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3118
        exit(1);
3119
    }
3120

    
3121
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3122
        exit(1);
3123
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3124
        exit(1);
3125
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3126
        exit(1);
3127
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3128
        exit(1);
3129

    
3130
    module_call_init(MODULE_INIT_DEVICE);
3131

    
3132
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
3133
        exit(0);
3134

    
3135
    if (watchdog) {
3136
        i = select_watchdog(watchdog);
3137
        if (i > 0)
3138
            exit (i == 1 ? 1 : 0);
3139
    }
3140

    
3141
    if (machine->compat_props) {
3142
        qdev_prop_register_global_list(machine->compat_props);
3143
    }
3144
    qemu_add_globals();
3145

    
3146
    machine->init(ram_size, boot_devices,
3147
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3148

    
3149
    cpu_synchronize_all_post_init();
3150

    
3151
    /* must be after terminal init, SDL library changes signal handlers */
3152
    os_setup_signal_handling();
3153

    
3154
    set_numa_modes();
3155

    
3156
    current_machine = machine;
3157

    
3158
    /* init USB devices */
3159
    if (usb_enabled) {
3160
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3161
            exit(1);
3162
    }
3163

    
3164
    /* init generic devices */
3165
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3166
        exit(1);
3167

    
3168
    net_check_clients();
3169

    
3170
    /* just use the first displaystate for the moment */
3171
    ds = get_displaystate();
3172

    
3173
    if (using_spice)
3174
        display_remote++;
3175
    if (display_type == DT_DEFAULT && !display_remote) {
3176
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3177
        display_type = DT_SDL;
3178
#elif defined(CONFIG_VNC)
3179
        vnc_display = "localhost:0,to=99";
3180
        show_vnc_port = 1;
3181
#else
3182
        display_type = DT_NONE;
3183
#endif
3184
    }
3185

    
3186

    
3187
    /* init local displays */
3188
    switch (display_type) {
3189
    case DT_NOGRAPHIC:
3190
        break;
3191
#if defined(CONFIG_CURSES)
3192
    case DT_CURSES:
3193
        curses_display_init(ds, full_screen);
3194
        break;
3195
#endif
3196
#if defined(CONFIG_SDL)
3197
    case DT_SDL:
3198
        sdl_display_init(ds, full_screen, no_frame);
3199
        break;
3200
#elif defined(CONFIG_COCOA)
3201
    case DT_SDL:
3202
        cocoa_display_init(ds, full_screen);
3203
        break;
3204
#endif
3205
    default:
3206
        break;
3207
    }
3208

    
3209
#ifdef CONFIG_VNC
3210
    /* init remote displays */
3211
    if (vnc_display) {
3212
        vnc_display_init(ds);
3213
        if (vnc_display_open(ds, vnc_display) < 0)
3214
            exit(1);
3215

    
3216
        if (show_vnc_port) {
3217
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3218
        }
3219
    }
3220
#endif
3221
#ifdef CONFIG_SPICE
3222
    if (using_spice && !qxl_enabled) {
3223
        qemu_spice_display_init(ds);
3224
    }
3225
#endif
3226

    
3227
    /* display setup */
3228
    dpy_resize(ds);
3229
    dcl = ds->listeners;
3230
    while (dcl != NULL) {
3231
        if (dcl->dpy_refresh != NULL) {
3232
            ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3233
            qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3234
            break;
3235
        }
3236
        dcl = dcl->next;
3237
    }
3238
    if (ds->gui_timer == NULL) {
3239
        nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
3240
        qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
3241
    }
3242
    text_consoles_set_display(ds);
3243

    
3244
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3245
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3246
                gdbstub_dev);
3247
        exit(1);
3248
    }
3249

    
3250
    qdev_machine_creation_done();
3251

    
3252
    if (rom_load_all() != 0) {
3253
        fprintf(stderr, "rom loading failed\n");
3254
        exit(1);
3255
    }
3256

    
3257
    /* TODO: once all bus devices are qdevified, this should be done
3258
     * when bus is created by qdev.c */
3259
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3260
    qemu_run_machine_init_done_notifiers();
3261

    
3262
    qemu_system_reset();
3263
    if (loadvm) {
3264
        if (load_vmstate(loadvm) < 0) {
3265
            autostart = 0;
3266
        }
3267
    }
3268

    
3269
    if (incoming) {
3270
        int ret = qemu_start_incoming_migration(incoming);
3271
        if (ret < 0) {
3272
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3273
                    incoming, ret);
3274
            exit(ret);
3275
        }
3276
    } else if (autostart) {
3277
        vm_start();
3278
    }
3279

    
3280
    os_setup_post();
3281

    
3282
    main_loop();
3283
    quit_timers();
3284
    net_cleanup();
3285

    
3286
    return 0;
3287
}