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

    
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
#ifdef CONFIG_SIMPLE_TRACE
51
#include "trace.h"
52
#endif
53

    
54
#ifdef CONFIG_BSD
55
#include <sys/stat.h>
56
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
57
#include <libutil.h>
58
#include <sys/sysctl.h>
59
#else
60
#include <util.h>
61
#endif
62
#else
63
#ifdef __linux__
64
#include <pty.h>
65
#include <malloc.h>
66

    
67
#include <linux/ppdev.h>
68
#include <linux/parport.h>
69
#endif
70
#ifdef __sun__
71
#include <sys/stat.h>
72
#include <sys/ethernet.h>
73
#include <sys/sockio.h>
74
#include <netinet/arp.h>
75
#include <netinet/in_systm.h>
76
#include <netinet/ip.h>
77
#include <netinet/ip_icmp.h> // must come after ip.h
78
#include <netinet/udp.h>
79
#include <netinet/tcp.h>
80
#include <net/if.h>
81
#include <syslog.h>
82
#include <stropts.h>
83
#endif
84
#endif
85
#endif
86

    
87
#if defined(__OpenBSD__)
88
#include <util.h>
89
#endif
90

    
91
#if defined(CONFIG_VDE)
92
#include <libvdeplug.h>
93
#endif
94

    
95
#ifdef _WIN32
96
#include <windows.h>
97
#endif
98

    
99
#ifdef CONFIG_SDL
100
#if defined(__APPLE__) || defined(main)
101
#include <SDL.h>
102
int qemu_main(int argc, char **argv, char **envp);
103
int main(int argc, char **argv)
104
{
105
    return qemu_main(argc, argv, NULL);
106
}
107
#undef main
108
#define main qemu_main
109
#endif
110
#endif /* CONFIG_SDL */
111

    
112
#ifdef CONFIG_COCOA
113
#undef main
114
#define main qemu_main
115
#endif /* CONFIG_COCOA */
116

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

    
155
#include "disas.h"
156

    
157
#include "qemu_socket.h"
158

    
159
#include "slirp/libslirp.h"
160

    
161
#include "qemu-queue.h"
162
#include "cpus.h"
163
#include "arch_init.h"
164

    
165
#include "ui/qemu-spice.h"
166

    
167
//#define DEBUG_NET
168
//#define DEBUG_SLIRP
169

    
170
#define DEFAULT_RAM_SIZE 128
171

    
172
#define MAX_VIRTIO_CONSOLES 1
173

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

    
231
int nb_numa_nodes;
232
uint64_t node_mem[MAX_NODES];
233
uint64_t node_cpumask[MAX_NODES];
234

    
235
static QEMUTimer *nographic_timer;
236

    
237
uint8_t qemu_uuid[16];
238

    
239
static QEMUBootSetHandler *boot_set_handler;
240
static void *boot_set_opaque;
241

    
242
static NotifierList exit_notifiers =
243
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
244

    
245
int kvm_allowed = 0;
246
uint32_t xen_domid;
247
enum xen_mode xen_mode = XEN_EMULATE;
248

    
249
static int default_serial = 1;
250
static int default_parallel = 1;
251
static int default_virtcon = 1;
252
static int default_monitor = 1;
253
static int default_vga = 1;
254
static int default_floppy = 1;
255
static int default_cdrom = 1;
256
static int default_sdcard = 1;
257

    
258
static struct {
259
    const char *driver;
260
    int *flag;
261
} default_list[] = {
262
    { .driver = "isa-serial",           .flag = &default_serial    },
263
    { .driver = "isa-parallel",         .flag = &default_parallel  },
264
    { .driver = "isa-fdc",              .flag = &default_floppy    },
265
    { .driver = "ide-drive",            .flag = &default_cdrom     },
266
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
267
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
268
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
269
    { .driver = "VGA",                  .flag = &default_vga       },
270
    { .driver = "cirrus-vga",           .flag = &default_vga       },
271
    { .driver = "vmware-svga",          .flag = &default_vga       },
272
};
273

    
274
static int default_driver_check(QemuOpts *opts, void *opaque)
275
{
276
    const char *driver = qemu_opt_get(opts, "driver");
277
    int i;
278

    
279
    if (!driver)
280
        return 0;
281
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
282
        if (strcmp(default_list[i].driver, driver) != 0)
283
            continue;
284
        *(default_list[i].flag) = 0;
285
    }
286
    return 0;
287
}
288

    
289
/***********************************************************/
290
/* real time host monotonic timer */
291

    
292
/***********************************************************/
293
/* host time/date access */
294
void qemu_get_timedate(struct tm *tm, int offset)
295
{
296
    time_t ti;
297
    struct tm *ret;
298

    
299
    time(&ti);
300
    ti += offset;
301
    if (rtc_date_offset == -1) {
302
        if (rtc_utc)
303
            ret = gmtime(&ti);
304
        else
305
            ret = localtime(&ti);
306
    } else {
307
        ti -= rtc_date_offset;
308
        ret = gmtime(&ti);
309
    }
310

    
311
    memcpy(tm, ret, sizeof(struct tm));
312
}
313

    
314
int qemu_timedate_diff(struct tm *tm)
315
{
316
    time_t seconds;
317

    
318
    if (rtc_date_offset == -1)
319
        if (rtc_utc)
320
            seconds = mktimegm(tm);
321
        else
322
            seconds = mktime(tm);
323
    else
324
        seconds = mktimegm(tm) + rtc_date_offset;
325

    
326
    return seconds - time(NULL);
327
}
328

    
329
void rtc_change_mon_event(struct tm *tm)
330
{
331
    QObject *data;
332

    
333
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
334
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
335
    qobject_decref(data);
336
}
337

    
338
static void configure_rtc_date_offset(const char *startdate, int legacy)
339
{
340
    time_t rtc_start_date;
341
    struct tm tm;
342

    
343
    if (!strcmp(startdate, "now") && legacy) {
344
        rtc_date_offset = -1;
345
    } else {
346
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
347
                   &tm.tm_year,
348
                   &tm.tm_mon,
349
                   &tm.tm_mday,
350
                   &tm.tm_hour,
351
                   &tm.tm_min,
352
                   &tm.tm_sec) == 6) {
353
            /* OK */
354
        } else if (sscanf(startdate, "%d-%d-%d",
355
                          &tm.tm_year,
356
                          &tm.tm_mon,
357
                          &tm.tm_mday) == 3) {
358
            tm.tm_hour = 0;
359
            tm.tm_min = 0;
360
            tm.tm_sec = 0;
361
        } else {
362
            goto date_fail;
363
        }
364
        tm.tm_year -= 1900;
365
        tm.tm_mon--;
366
        rtc_start_date = mktimegm(&tm);
367
        if (rtc_start_date == -1) {
368
        date_fail:
369
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
370
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
371
            exit(1);
372
        }
373
        rtc_date_offset = time(NULL) - rtc_start_date;
374
    }
375
}
376

    
377
static void configure_rtc(QemuOpts *opts)
378
{
379
    const char *value;
380

    
381
    value = qemu_opt_get(opts, "base");
382
    if (value) {
383
        if (!strcmp(value, "utc")) {
384
            rtc_utc = 1;
385
        } else if (!strcmp(value, "localtime")) {
386
            rtc_utc = 0;
387
        } else {
388
            configure_rtc_date_offset(value, 0);
389
        }
390
    }
391
    value = qemu_opt_get(opts, "clock");
392
    if (value) {
393
        if (!strcmp(value, "host")) {
394
            rtc_clock = host_clock;
395
        } else if (!strcmp(value, "vm")) {
396
            rtc_clock = vm_clock;
397
        } else {
398
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
399
            exit(1);
400
        }
401
    }
402
    value = qemu_opt_get(opts, "driftfix");
403
    if (value) {
404
        if (!strcmp(value, "slew")) {
405
            rtc_td_hack = 1;
406
        } else if (!strcmp(value, "none")) {
407
            rtc_td_hack = 0;
408
        } else {
409
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
410
            exit(1);
411
        }
412
    }
413
}
414

    
415
/***********************************************************/
416
/* Bluetooth support */
417
static int nb_hcis;
418
static int cur_hci;
419
static struct HCIInfo *hci_table[MAX_NICS];
420

    
421
static struct bt_vlan_s {
422
    struct bt_scatternet_s net;
423
    int id;
424
    struct bt_vlan_s *next;
425
} *first_bt_vlan;
426

    
427
/* find or alloc a new bluetooth "VLAN" */
428
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
429
{
430
    struct bt_vlan_s **pvlan, *vlan;
431
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
432
        if (vlan->id == id)
433
            return &vlan->net;
434
    }
435
    vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
436
    vlan->id = id;
437
    pvlan = &first_bt_vlan;
438
    while (*pvlan != NULL)
439
        pvlan = &(*pvlan)->next;
440
    *pvlan = vlan;
441
    return &vlan->net;
442
}
443

    
444
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
445
{
446
}
447

    
448
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
449
{
450
    return -ENOTSUP;
451
}
452

    
453
static struct HCIInfo null_hci = {
454
    .cmd_send = null_hci_send,
455
    .sco_send = null_hci_send,
456
    .acl_send = null_hci_send,
457
    .bdaddr_set = null_hci_addr_set,
458
};
459

    
460
struct HCIInfo *qemu_next_hci(void)
461
{
462
    if (cur_hci == nb_hcis)
463
        return &null_hci;
464

    
465
    return hci_table[cur_hci++];
466
}
467

    
468
static struct HCIInfo *hci_init(const char *str)
469
{
470
    char *endp;
471
    struct bt_scatternet_s *vlan = 0;
472

    
473
    if (!strcmp(str, "null"))
474
        /* null */
475
        return &null_hci;
476
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
477
        /* host[:hciN] */
478
        return bt_host_hci(str[4] ? str + 5 : "hci0");
479
    else if (!strncmp(str, "hci", 3)) {
480
        /* hci[,vlan=n] */
481
        if (str[3]) {
482
            if (!strncmp(str + 3, ",vlan=", 6)) {
483
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
484
                if (*endp)
485
                    vlan = 0;
486
            }
487
        } else
488
            vlan = qemu_find_bt_vlan(0);
489
        if (vlan)
490
           return bt_new_hci(vlan);
491
    }
492

    
493
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
494

    
495
    return 0;
496
}
497

    
498
static int bt_hci_parse(const char *str)
499
{
500
    struct HCIInfo *hci;
501
    bdaddr_t bdaddr;
502

    
503
    if (nb_hcis >= MAX_NICS) {
504
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
505
        return -1;
506
    }
507

    
508
    hci = hci_init(str);
509
    if (!hci)
510
        return -1;
511

    
512
    bdaddr.b[0] = 0x52;
513
    bdaddr.b[1] = 0x54;
514
    bdaddr.b[2] = 0x00;
515
    bdaddr.b[3] = 0x12;
516
    bdaddr.b[4] = 0x34;
517
    bdaddr.b[5] = 0x56 + nb_hcis;
518
    hci->bdaddr_set(hci, bdaddr.b);
519

    
520
    hci_table[nb_hcis++] = hci;
521

    
522
    return 0;
523
}
524

    
525
static void bt_vhci_add(int vlan_id)
526
{
527
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
528

    
529
    if (!vlan->slave)
530
        fprintf(stderr, "qemu: warning: adding a VHCI to "
531
                        "an empty scatternet %i\n", vlan_id);
532

    
533
    bt_vhci_init(bt_new_hci(vlan));
534
}
535

    
536
static struct bt_device_s *bt_device_add(const char *opt)
537
{
538
    struct bt_scatternet_s *vlan;
539
    int vlan_id = 0;
540
    char *endp = strstr(opt, ",vlan=");
541
    int len = (endp ? endp - opt : strlen(opt)) + 1;
542
    char devname[10];
543

    
544
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
545

    
546
    if (endp) {
547
        vlan_id = strtol(endp + 6, &endp, 0);
548
        if (*endp) {
549
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
550
            return 0;
551
        }
552
    }
553

    
554
    vlan = qemu_find_bt_vlan(vlan_id);
555

    
556
    if (!vlan->slave)
557
        fprintf(stderr, "qemu: warning: adding a slave device to "
558
                        "an empty scatternet %i\n", vlan_id);
559

    
560
    if (!strcmp(devname, "keyboard"))
561
        return bt_keyboard_init(vlan);
562

    
563
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
564
    return 0;
565
}
566

    
567
static int bt_parse(const char *opt)
568
{
569
    const char *endp, *p;
570
    int vlan;
571

    
572
    if (strstart(opt, "hci", &endp)) {
573
        if (!*endp || *endp == ',') {
574
            if (*endp)
575
                if (!strstart(endp, ",vlan=", 0))
576
                    opt = endp + 1;
577

    
578
            return bt_hci_parse(opt);
579
       }
580
    } else if (strstart(opt, "vhci", &endp)) {
581
        if (!*endp || *endp == ',') {
582
            if (*endp) {
583
                if (strstart(endp, ",vlan=", &p)) {
584
                    vlan = strtol(p, (char **) &endp, 0);
585
                    if (*endp) {
586
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
587
                        return 1;
588
                    }
589
                } else {
590
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
591
                    return 1;
592
                }
593
            } else
594
                vlan = 0;
595

    
596
            bt_vhci_add(vlan);
597
            return 0;
598
        }
599
    } else if (strstart(opt, "device:", &endp))
600
        return !bt_device_add(endp);
601

    
602
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
603
    return 1;
604
}
605

    
606
/***********************************************************/
607
/* QEMU Block devices */
608

    
609
#define HD_ALIAS "index=%d,media=disk"
610
#define CDROM_ALIAS "index=2,media=cdrom"
611
#define FD_ALIAS "index=%d,if=floppy"
612
#define PFLASH_ALIAS "if=pflash"
613
#define MTD_ALIAS "if=mtd"
614
#define SD_ALIAS "index=0,if=sd"
615

    
616
static int drive_init_func(QemuOpts *opts, void *opaque)
617
{
618
    int *use_scsi = opaque;
619
    int fatal_error = 0;
620

    
621
    if (drive_init(opts, *use_scsi, &fatal_error) == NULL) {
622
        if (fatal_error)
623
            return 1;
624
    }
625
    return 0;
626
}
627

    
628
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
629
{
630
    if (NULL == qemu_opt_get(opts, "snapshot")) {
631
        qemu_opt_set(opts, "snapshot", "on");
632
    }
633
    return 0;
634
}
635

    
636
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
637
{
638
    boot_set_handler = func;
639
    boot_set_opaque = opaque;
640
}
641

    
642
int qemu_boot_set(const char *boot_devices)
643
{
644
    if (!boot_set_handler) {
645
        return -EINVAL;
646
    }
647
    return boot_set_handler(boot_set_opaque, boot_devices);
648
}
649

    
650
static void validate_bootdevices(char *devices)
651
{
652
    /* We just do some generic consistency checks */
653
    const char *p;
654
    int bitmap = 0;
655

    
656
    for (p = devices; *p != '\0'; p++) {
657
        /* Allowed boot devices are:
658
         * a-b: floppy disk drives
659
         * c-f: IDE disk drives
660
         * g-m: machine implementation dependant drives
661
         * n-p: network devices
662
         * It's up to each machine implementation to check if the given boot
663
         * devices match the actual hardware implementation and firmware
664
         * features.
665
         */
666
        if (*p < 'a' || *p > 'p') {
667
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
668
            exit(1);
669
        }
670
        if (bitmap & (1 << (*p - 'a'))) {
671
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
672
            exit(1);
673
        }
674
        bitmap |= 1 << (*p - 'a');
675
    }
676
}
677

    
678
static void restore_boot_devices(void *opaque)
679
{
680
    char *standard_boot_devices = opaque;
681
    static int first = 1;
682

    
683
    /* Restore boot order and remove ourselves after the first boot */
684
    if (first) {
685
        first = 0;
686
        return;
687
    }
688

    
689
    qemu_boot_set(standard_boot_devices);
690

    
691
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
692
    qemu_free(standard_boot_devices);
693
}
694

    
695
static void numa_add(const char *optarg)
696
{
697
    char option[128];
698
    char *endptr;
699
    unsigned long long value, endvalue;
700
    int nodenr;
701

    
702
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
703
    if (!strcmp(option, "node")) {
704
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
705
            nodenr = nb_numa_nodes;
706
        } else {
707
            nodenr = strtoull(option, NULL, 10);
708
        }
709

    
710
        if (get_param_value(option, 128, "mem", optarg) == 0) {
711
            node_mem[nodenr] = 0;
712
        } else {
713
            ssize_t sval;
714
            sval = strtosz(option, NULL);
715
            if (sval < 0) {
716
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
717
                exit(1);
718
            }
719
            node_mem[nodenr] = sval;
720
        }
721
        if (get_param_value(option, 128, "cpus", optarg) == 0) {
722
            node_cpumask[nodenr] = 0;
723
        } else {
724
            value = strtoull(option, &endptr, 10);
725
            if (value >= 64) {
726
                value = 63;
727
                fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
728
            } else {
729
                if (*endptr == '-') {
730
                    endvalue = strtoull(endptr+1, &endptr, 10);
731
                    if (endvalue >= 63) {
732
                        endvalue = 62;
733
                        fprintf(stderr,
734
                            "only 63 CPUs in NUMA mode supported.\n");
735
                    }
736
                    value = (2ULL << endvalue) - (1ULL << value);
737
                } else {
738
                    value = 1ULL << value;
739
                }
740
            }
741
            node_cpumask[nodenr] = value;
742
        }
743
        nb_numa_nodes++;
744
    }
745
    return;
746
}
747

    
748
static void smp_parse(const char *optarg)
749
{
750
    int smp, sockets = 0, threads = 0, cores = 0;
751
    char *endptr;
752
    char option[128];
753

    
754
    smp = strtoul(optarg, &endptr, 10);
755
    if (endptr != optarg) {
756
        if (*endptr == ',') {
757
            endptr++;
758
        }
759
    }
760
    if (get_param_value(option, 128, "sockets", endptr) != 0)
761
        sockets = strtoull(option, NULL, 10);
762
    if (get_param_value(option, 128, "cores", endptr) != 0)
763
        cores = strtoull(option, NULL, 10);
764
    if (get_param_value(option, 128, "threads", endptr) != 0)
765
        threads = strtoull(option, NULL, 10);
766
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
767
        max_cpus = strtoull(option, NULL, 10);
768

    
769
    /* compute missing values, prefer sockets over cores over threads */
770
    if (smp == 0 || sockets == 0) {
771
        sockets = sockets > 0 ? sockets : 1;
772
        cores = cores > 0 ? cores : 1;
773
        threads = threads > 0 ? threads : 1;
774
        if (smp == 0) {
775
            smp = cores * threads * sockets;
776
        }
777
    } else {
778
        if (cores == 0) {
779
            threads = threads > 0 ? threads : 1;
780
            cores = smp / (sockets * threads);
781
        } else {
782
            threads = smp / (cores * sockets);
783
        }
784
    }
785
    smp_cpus = smp;
786
    smp_cores = cores > 0 ? cores : 1;
787
    smp_threads = threads > 0 ? threads : 1;
788
    if (max_cpus == 0)
789
        max_cpus = smp_cpus;
790
}
791

    
792
/***********************************************************/
793
/* USB devices */
794

    
795
static int usb_device_add(const char *devname)
796
{
797
    const char *p;
798
    USBDevice *dev = NULL;
799

    
800
    if (!usb_enabled)
801
        return -1;
802

    
803
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
804
    dev = usbdevice_create(devname);
805
    if (dev)
806
        goto done;
807

    
808
    /* the other ones */
809
    if (strstart(devname, "host:", &p)) {
810
        dev = usb_host_device_open(p);
811
    } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
812
        dev = usb_bt_init(devname[2] ? hci_init(p) :
813
                        bt_new_hci(qemu_find_bt_vlan(0)));
814
    } else {
815
        return -1;
816
    }
817
    if (!dev)
818
        return -1;
819

    
820
done:
821
    return 0;
822
}
823

    
824
static int usb_device_del(const char *devname)
825
{
826
    int bus_num, addr;
827
    const char *p;
828

    
829
    if (strstart(devname, "host:", &p))
830
        return usb_host_device_close(p);
831

    
832
    if (!usb_enabled)
833
        return -1;
834

    
835
    p = strchr(devname, '.');
836
    if (!p)
837
        return -1;
838
    bus_num = strtoul(devname, NULL, 0);
839
    addr = strtoul(p + 1, NULL, 0);
840

    
841
    return usb_device_delete_addr(bus_num, addr);
842
}
843

    
844
static int usb_parse(const char *cmdline)
845
{
846
    int r;
847
    r = usb_device_add(cmdline);
848
    if (r < 0) {
849
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
850
    }
851
    return r;
852
}
853

    
854
void do_usb_add(Monitor *mon, const QDict *qdict)
855
{
856
    const char *devname = qdict_get_str(qdict, "devname");
857
    if (usb_device_add(devname) < 0) {
858
        error_report("could not add USB device '%s'", devname);
859
    }
860
}
861

    
862
void do_usb_del(Monitor *mon, const QDict *qdict)
863
{
864
    const char *devname = qdict_get_str(qdict, "devname");
865
    if (usb_device_del(devname) < 0) {
866
        error_report("could not delete USB device '%s'", devname);
867
    }
868
}
869

    
870
/***********************************************************/
871
/* PCMCIA/Cardbus */
872

    
873
static struct pcmcia_socket_entry_s {
874
    PCMCIASocket *socket;
875
    struct pcmcia_socket_entry_s *next;
876
} *pcmcia_sockets = 0;
877

    
878
void pcmcia_socket_register(PCMCIASocket *socket)
879
{
880
    struct pcmcia_socket_entry_s *entry;
881

    
882
    entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
883
    entry->socket = socket;
884
    entry->next = pcmcia_sockets;
885
    pcmcia_sockets = entry;
886
}
887

    
888
void pcmcia_socket_unregister(PCMCIASocket *socket)
889
{
890
    struct pcmcia_socket_entry_s *entry, **ptr;
891

    
892
    ptr = &pcmcia_sockets;
893
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
894
        if (entry->socket == socket) {
895
            *ptr = entry->next;
896
            qemu_free(entry);
897
        }
898
}
899

    
900
void pcmcia_info(Monitor *mon)
901
{
902
    struct pcmcia_socket_entry_s *iter;
903

    
904
    if (!pcmcia_sockets)
905
        monitor_printf(mon, "No PCMCIA sockets\n");
906

    
907
    for (iter = pcmcia_sockets; iter; iter = iter->next)
908
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
909
                       iter->socket->attached ? iter->socket->card_string :
910
                       "Empty");
911
}
912

    
913
/***********************************************************/
914
/* I/O handling */
915

    
916
typedef struct IOHandlerRecord {
917
    int fd;
918
    IOCanReadHandler *fd_read_poll;
919
    IOHandler *fd_read;
920
    IOHandler *fd_write;
921
    int deleted;
922
    void *opaque;
923
    /* temporary data */
924
    struct pollfd *ufd;
925
    QLIST_ENTRY(IOHandlerRecord) next;
926
} IOHandlerRecord;
927

    
928
static QLIST_HEAD(, IOHandlerRecord) io_handlers =
929
    QLIST_HEAD_INITIALIZER(io_handlers);
930

    
931

    
932
/* XXX: fd_read_poll should be suppressed, but an API change is
933
   necessary in the character devices to suppress fd_can_read(). */
934
int qemu_set_fd_handler2(int fd,
935
                         IOCanReadHandler *fd_read_poll,
936
                         IOHandler *fd_read,
937
                         IOHandler *fd_write,
938
                         void *opaque)
939
{
940
    IOHandlerRecord *ioh;
941

    
942
    if (!fd_read && !fd_write) {
943
        QLIST_FOREACH(ioh, &io_handlers, next) {
944
            if (ioh->fd == fd) {
945
                ioh->deleted = 1;
946
                break;
947
            }
948
        }
949
    } else {
950
        QLIST_FOREACH(ioh, &io_handlers, next) {
951
            if (ioh->fd == fd)
952
                goto found;
953
        }
954
        ioh = qemu_mallocz(sizeof(IOHandlerRecord));
955
        QLIST_INSERT_HEAD(&io_handlers, ioh, next);
956
    found:
957
        ioh->fd = fd;
958
        ioh->fd_read_poll = fd_read_poll;
959
        ioh->fd_read = fd_read;
960
        ioh->fd_write = fd_write;
961
        ioh->opaque = opaque;
962
        ioh->deleted = 0;
963
    }
964
    return 0;
965
}
966

    
967
int qemu_set_fd_handler(int fd,
968
                        IOHandler *fd_read,
969
                        IOHandler *fd_write,
970
                        void *opaque)
971
{
972
    return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
973
}
974

    
975
/***********************************************************/
976
/* machine registration */
977

    
978
static QEMUMachine *first_machine = NULL;
979
QEMUMachine *current_machine = NULL;
980

    
981
int qemu_register_machine(QEMUMachine *m)
982
{
983
    QEMUMachine **pm;
984
    pm = &first_machine;
985
    while (*pm != NULL)
986
        pm = &(*pm)->next;
987
    m->next = NULL;
988
    *pm = m;
989
    return 0;
990
}
991

    
992
static QEMUMachine *find_machine(const char *name)
993
{
994
    QEMUMachine *m;
995

    
996
    for(m = first_machine; m != NULL; m = m->next) {
997
        if (!strcmp(m->name, name))
998
            return m;
999
        if (m->alias && !strcmp(m->alias, name))
1000
            return m;
1001
    }
1002
    return NULL;
1003
}
1004

    
1005
static QEMUMachine *find_default_machine(void)
1006
{
1007
    QEMUMachine *m;
1008

    
1009
    for(m = first_machine; m != NULL; m = m->next) {
1010
        if (m->is_default) {
1011
            return m;
1012
        }
1013
    }
1014
    return NULL;
1015
}
1016

    
1017
/***********************************************************/
1018
/* main execution loop */
1019

    
1020
static void gui_update(void *opaque)
1021
{
1022
    uint64_t interval = GUI_REFRESH_INTERVAL;
1023
    DisplayState *ds = opaque;
1024
    DisplayChangeListener *dcl = ds->listeners;
1025

    
1026
    qemu_flush_coalesced_mmio_buffer();
1027
    dpy_refresh(ds);
1028

    
1029
    while (dcl != NULL) {
1030
        if (dcl->gui_timer_interval &&
1031
            dcl->gui_timer_interval < interval)
1032
            interval = dcl->gui_timer_interval;
1033
        dcl = dcl->next;
1034
    }
1035
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
1036
}
1037

    
1038
static void nographic_update(void *opaque)
1039
{
1040
    uint64_t interval = GUI_REFRESH_INTERVAL;
1041

    
1042
    qemu_flush_coalesced_mmio_buffer();
1043
    qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1044
}
1045

    
1046
struct vm_change_state_entry {
1047
    VMChangeStateHandler *cb;
1048
    void *opaque;
1049
    QLIST_ENTRY (vm_change_state_entry) entries;
1050
};
1051

    
1052
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1053

    
1054
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1055
                                                     void *opaque)
1056
{
1057
    VMChangeStateEntry *e;
1058

    
1059
    e = qemu_mallocz(sizeof (*e));
1060

    
1061
    e->cb = cb;
1062
    e->opaque = opaque;
1063
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1064
    return e;
1065
}
1066

    
1067
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1068
{
1069
    QLIST_REMOVE (e, entries);
1070
    qemu_free (e);
1071
}
1072

    
1073
void vm_state_notify(int running, int reason)
1074
{
1075
    VMChangeStateEntry *e;
1076

    
1077
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1078
        e->cb(e->opaque, running, reason);
1079
    }
1080
}
1081

    
1082
void vm_start(void)
1083
{
1084
    if (!vm_running) {
1085
        cpu_enable_ticks();
1086
        vm_running = 1;
1087
        vm_state_notify(1, 0);
1088
        resume_all_vcpus();
1089
        monitor_protocol_event(QEVENT_RESUME, NULL);
1090
    }
1091
}
1092

    
1093
/* reset/shutdown handler */
1094

    
1095
typedef struct QEMUResetEntry {
1096
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1097
    QEMUResetHandler *func;
1098
    void *opaque;
1099
} QEMUResetEntry;
1100

    
1101
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1102
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1103
static int reset_requested;
1104
static int shutdown_requested;
1105
static int powerdown_requested;
1106
int debug_requested;
1107
int vmstop_requested;
1108

    
1109
int qemu_shutdown_requested(void)
1110
{
1111
    int r = shutdown_requested;
1112
    shutdown_requested = 0;
1113
    return r;
1114
}
1115

    
1116
int qemu_reset_requested(void)
1117
{
1118
    int r = reset_requested;
1119
    reset_requested = 0;
1120
    return r;
1121
}
1122

    
1123
int qemu_powerdown_requested(void)
1124
{
1125
    int r = powerdown_requested;
1126
    powerdown_requested = 0;
1127
    return r;
1128
}
1129

    
1130
static int qemu_debug_requested(void)
1131
{
1132
    int r = debug_requested;
1133
    debug_requested = 0;
1134
    return r;
1135
}
1136

    
1137
static int qemu_vmstop_requested(void)
1138
{
1139
    int r = vmstop_requested;
1140
    vmstop_requested = 0;
1141
    return r;
1142
}
1143

    
1144
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1145
{
1146
    QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
1147

    
1148
    re->func = func;
1149
    re->opaque = opaque;
1150
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1151
}
1152

    
1153
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1154
{
1155
    QEMUResetEntry *re;
1156

    
1157
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1158
        if (re->func == func && re->opaque == opaque) {
1159
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1160
            qemu_free(re);
1161
            return;
1162
        }
1163
    }
1164
}
1165

    
1166
void qemu_system_reset(void)
1167
{
1168
    QEMUResetEntry *re, *nre;
1169

    
1170
    /* reset all devices */
1171
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1172
        re->func(re->opaque);
1173
    }
1174
    monitor_protocol_event(QEVENT_RESET, NULL);
1175
    cpu_synchronize_all_post_reset();
1176
}
1177

    
1178
void qemu_system_reset_request(void)
1179
{
1180
    if (no_reboot) {
1181
        shutdown_requested = 1;
1182
    } else {
1183
        reset_requested = 1;
1184
    }
1185
    qemu_notify_event();
1186
}
1187

    
1188
void qemu_system_shutdown_request(void)
1189
{
1190
    shutdown_requested = 1;
1191
    qemu_notify_event();
1192
}
1193

    
1194
void qemu_system_powerdown_request(void)
1195
{
1196
    powerdown_requested = 1;
1197
    qemu_notify_event();
1198
}
1199

    
1200
void main_loop_wait(int nonblocking)
1201
{
1202
    IOHandlerRecord *ioh;
1203
    fd_set rfds, wfds, xfds;
1204
    int ret, nfds;
1205
    struct timeval tv;
1206
    int timeout;
1207

    
1208
    if (nonblocking)
1209
        timeout = 0;
1210
    else {
1211
        timeout = qemu_calculate_timeout();
1212
        qemu_bh_update_timeout(&timeout);
1213
    }
1214

    
1215
    os_host_main_loop_wait(&timeout);
1216

    
1217
    /* poll any events */
1218
    /* XXX: separate device handlers from system ones */
1219
    nfds = -1;
1220
    FD_ZERO(&rfds);
1221
    FD_ZERO(&wfds);
1222
    FD_ZERO(&xfds);
1223
    QLIST_FOREACH(ioh, &io_handlers, next) {
1224
        if (ioh->deleted)
1225
            continue;
1226
        if (ioh->fd_read &&
1227
            (!ioh->fd_read_poll ||
1228
             ioh->fd_read_poll(ioh->opaque) != 0)) {
1229
            FD_SET(ioh->fd, &rfds);
1230
            if (ioh->fd > nfds)
1231
                nfds = ioh->fd;
1232
        }
1233
        if (ioh->fd_write) {
1234
            FD_SET(ioh->fd, &wfds);
1235
            if (ioh->fd > nfds)
1236
                nfds = ioh->fd;
1237
        }
1238
    }
1239

    
1240
    tv.tv_sec = timeout / 1000;
1241
    tv.tv_usec = (timeout % 1000) * 1000;
1242

    
1243
    slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1244

    
1245
    qemu_mutex_unlock_iothread();
1246
    ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1247
    qemu_mutex_lock_iothread();
1248
    if (ret > 0) {
1249
        IOHandlerRecord *pioh;
1250

    
1251
        QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1252
            if (ioh->deleted) {
1253
                QLIST_REMOVE(ioh, next);
1254
                qemu_free(ioh);
1255
                continue;
1256
            }
1257
            if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1258
                ioh->fd_read(ioh->opaque);
1259
            }
1260
            if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1261
                ioh->fd_write(ioh->opaque);
1262
            }
1263
        }
1264
    }
1265

    
1266
    slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1267

    
1268
    qemu_run_all_timers();
1269

    
1270
    /* Check bottom-halves last in case any of the earlier events triggered
1271
       them.  */
1272
    qemu_bh_poll();
1273

    
1274
}
1275

    
1276
static int vm_can_run(void)
1277
{
1278
    if (powerdown_requested)
1279
        return 0;
1280
    if (reset_requested)
1281
        return 0;
1282
    if (shutdown_requested)
1283
        return 0;
1284
    if (debug_requested)
1285
        return 0;
1286
    return 1;
1287
}
1288

    
1289
qemu_irq qemu_system_powerdown;
1290

    
1291
static void main_loop(void)
1292
{
1293
    int r;
1294

    
1295
    qemu_main_loop_start();
1296

    
1297
    for (;;) {
1298
        do {
1299
            bool nonblocking = false;
1300
#ifdef CONFIG_PROFILER
1301
            int64_t ti;
1302
#endif
1303
#ifndef CONFIG_IOTHREAD
1304
            nonblocking = cpu_exec_all();
1305
#endif
1306
#ifdef CONFIG_PROFILER
1307
            ti = profile_getclock();
1308
#endif
1309
            main_loop_wait(nonblocking);
1310
#ifdef CONFIG_PROFILER
1311
            dev_time += profile_getclock() - ti;
1312
#endif
1313
        } while (vm_can_run());
1314

    
1315
        if ((r = qemu_debug_requested())) {
1316
            vm_stop(r);
1317
        }
1318
        if (qemu_shutdown_requested()) {
1319
            monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1320
            if (no_shutdown) {
1321
                vm_stop(0);
1322
                no_shutdown = 0;
1323
            } else
1324
                break;
1325
        }
1326
        if (qemu_reset_requested()) {
1327
            pause_all_vcpus();
1328
            qemu_system_reset();
1329
            resume_all_vcpus();
1330
        }
1331
        if (qemu_powerdown_requested()) {
1332
            monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1333
            qemu_irq_raise(qemu_system_powerdown);
1334
        }
1335
        if ((r = qemu_vmstop_requested())) {
1336
            vm_stop(r);
1337
        }
1338
    }
1339
    bdrv_close_all();
1340
    pause_all_vcpus();
1341
}
1342

    
1343
static void version(void)
1344
{
1345
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1346
}
1347

    
1348
static void help(int exitcode)
1349
{
1350
    const char *options_help =
1351
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1352
        opt_help
1353
#define DEFHEADING(text) stringify(text) "\n"
1354
#include "qemu-options.def"
1355
#undef DEF
1356
#undef DEFHEADING
1357
#undef GEN_DOCS
1358
        ;
1359
    version();
1360
    printf("usage: %s [options] [disk_image]\n"
1361
           "\n"
1362
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1363
           "\n"
1364
           "%s\n"
1365
           "During emulation, the following keys are useful:\n"
1366
           "ctrl-alt-f      toggle full screen\n"
1367
           "ctrl-alt-n      switch to virtual console 'n'\n"
1368
           "ctrl-alt        toggle mouse and keyboard grab\n"
1369
           "\n"
1370
           "When using -nographic, press 'ctrl-a h' to get some help.\n",
1371
           "qemu",
1372
           options_help);
1373
    exit(exitcode);
1374
}
1375

    
1376
#define HAS_ARG 0x0001
1377

    
1378
typedef struct QEMUOption {
1379
    const char *name;
1380
    int flags;
1381
    int index;
1382
    uint32_t arch_mask;
1383
} QEMUOption;
1384

    
1385
static const QEMUOption qemu_options[] = {
1386
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1387
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1388
    { option, opt_arg, opt_enum, arch_mask },
1389
#define DEFHEADING(text)
1390
#include "qemu-options.def"
1391
#undef DEF
1392
#undef DEFHEADING
1393
#undef GEN_DOCS
1394
    { NULL },
1395
};
1396
static void select_vgahw (const char *p)
1397
{
1398
    const char *opts;
1399

    
1400
    default_vga = 0;
1401
    vga_interface_type = VGA_NONE;
1402
    if (strstart(p, "std", &opts)) {
1403
        vga_interface_type = VGA_STD;
1404
    } else if (strstart(p, "cirrus", &opts)) {
1405
        vga_interface_type = VGA_CIRRUS;
1406
    } else if (strstart(p, "vmware", &opts)) {
1407
        vga_interface_type = VGA_VMWARE;
1408
    } else if (strstart(p, "xenfb", &opts)) {
1409
        vga_interface_type = VGA_XENFB;
1410
    } else if (!strstart(p, "none", &opts)) {
1411
    invalid_vga:
1412
        fprintf(stderr, "Unknown vga type: %s\n", p);
1413
        exit(1);
1414
    }
1415
    while (*opts) {
1416
        const char *nextopt;
1417

    
1418
        if (strstart(opts, ",retrace=", &nextopt)) {
1419
            opts = nextopt;
1420
            if (strstart(opts, "dumb", &nextopt))
1421
                vga_retrace_method = VGA_RETRACE_DUMB;
1422
            else if (strstart(opts, "precise", &nextopt))
1423
                vga_retrace_method = VGA_RETRACE_PRECISE;
1424
            else goto invalid_vga;
1425
        } else goto invalid_vga;
1426
        opts = nextopt;
1427
    }
1428
}
1429

    
1430
static int balloon_parse(const char *arg)
1431
{
1432
    QemuOpts *opts;
1433

    
1434
    if (strcmp(arg, "none") == 0) {
1435
        return 0;
1436
    }
1437

    
1438
    if (!strncmp(arg, "virtio", 6)) {
1439
        if (arg[6] == ',') {
1440
            /* have params -> parse them */
1441
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1442
            if (!opts)
1443
                return  -1;
1444
        } else {
1445
            /* create empty opts */
1446
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1447
        }
1448
        qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1449
        return 0;
1450
    }
1451

    
1452
    return -1;
1453
}
1454

    
1455
char *qemu_find_file(int type, const char *name)
1456
{
1457
    int len;
1458
    const char *subdir;
1459
    char *buf;
1460

    
1461
    /* If name contains path separators then try it as a straight path.  */
1462
    if ((strchr(name, '/') || strchr(name, '\\'))
1463
        && access(name, R_OK) == 0) {
1464
        return qemu_strdup(name);
1465
    }
1466
    switch (type) {
1467
    case QEMU_FILE_TYPE_BIOS:
1468
        subdir = "";
1469
        break;
1470
    case QEMU_FILE_TYPE_KEYMAP:
1471
        subdir = "keymaps/";
1472
        break;
1473
    default:
1474
        abort();
1475
    }
1476
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1477
    buf = qemu_mallocz(len);
1478
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1479
    if (access(buf, R_OK)) {
1480
        qemu_free(buf);
1481
        return NULL;
1482
    }
1483
    return buf;
1484
}
1485

    
1486
static int device_help_func(QemuOpts *opts, void *opaque)
1487
{
1488
    return qdev_device_help(opts);
1489
}
1490

    
1491
static int device_init_func(QemuOpts *opts, void *opaque)
1492
{
1493
    DeviceState *dev;
1494

    
1495
    dev = qdev_device_add(opts);
1496
    if (!dev)
1497
        return -1;
1498
    return 0;
1499
}
1500

    
1501
static int chardev_init_func(QemuOpts *opts, void *opaque)
1502
{
1503
    CharDriverState *chr;
1504

    
1505
    chr = qemu_chr_open_opts(opts, NULL);
1506
    if (!chr)
1507
        return -1;
1508
    return 0;
1509
}
1510

    
1511
#ifdef CONFIG_VIRTFS
1512
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1513
{
1514
    int ret;
1515
    ret = qemu_fsdev_add(opts);
1516

    
1517
    return ret;
1518
}
1519
#endif
1520

    
1521
static int mon_init_func(QemuOpts *opts, void *opaque)
1522
{
1523
    CharDriverState *chr;
1524
    const char *chardev;
1525
    const char *mode;
1526
    int flags;
1527

    
1528
    mode = qemu_opt_get(opts, "mode");
1529
    if (mode == NULL) {
1530
        mode = "readline";
1531
    }
1532
    if (strcmp(mode, "readline") == 0) {
1533
        flags = MONITOR_USE_READLINE;
1534
    } else if (strcmp(mode, "control") == 0) {
1535
        flags = MONITOR_USE_CONTROL;
1536
    } else {
1537
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1538
        exit(1);
1539
    }
1540

    
1541
    if (qemu_opt_get_bool(opts, "pretty", 0))
1542
        flags |= MONITOR_USE_PRETTY;
1543

    
1544
    if (qemu_opt_get_bool(opts, "default", 0))
1545
        flags |= MONITOR_IS_DEFAULT;
1546

    
1547
    chardev = qemu_opt_get(opts, "chardev");
1548
    chr = qemu_chr_find(chardev);
1549
    if (chr == NULL) {
1550
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1551
        exit(1);
1552
    }
1553

    
1554
    monitor_init(chr, flags);
1555
    return 0;
1556
}
1557

    
1558
static void monitor_parse(const char *optarg, const char *mode)
1559
{
1560
    static int monitor_device_index = 0;
1561
    QemuOpts *opts;
1562
    const char *p;
1563
    char label[32];
1564
    int def = 0;
1565

    
1566
    if (strstart(optarg, "chardev:", &p)) {
1567
        snprintf(label, sizeof(label), "%s", p);
1568
    } else {
1569
        snprintf(label, sizeof(label), "compat_monitor%d",
1570
                 monitor_device_index);
1571
        if (monitor_device_index == 0) {
1572
            def = 1;
1573
        }
1574
        opts = qemu_chr_parse_compat(label, optarg);
1575
        if (!opts) {
1576
            fprintf(stderr, "parse error: %s\n", optarg);
1577
            exit(1);
1578
        }
1579
    }
1580

    
1581
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1582
    if (!opts) {
1583
        fprintf(stderr, "duplicate chardev: %s\n", label);
1584
        exit(1);
1585
    }
1586
    qemu_opt_set(opts, "mode", mode);
1587
    qemu_opt_set(opts, "chardev", label);
1588
    if (def)
1589
        qemu_opt_set(opts, "default", "on");
1590
    monitor_device_index++;
1591
}
1592

    
1593
struct device_config {
1594
    enum {
1595
        DEV_USB,       /* -usbdevice     */
1596
        DEV_BT,        /* -bt            */
1597
        DEV_SERIAL,    /* -serial        */
1598
        DEV_PARALLEL,  /* -parallel      */
1599
        DEV_VIRTCON,   /* -virtioconsole */
1600
        DEV_DEBUGCON,  /* -debugcon */
1601
    } type;
1602
    const char *cmdline;
1603
    QTAILQ_ENTRY(device_config) next;
1604
};
1605
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1606

    
1607
static void add_device_config(int type, const char *cmdline)
1608
{
1609
    struct device_config *conf;
1610

    
1611
    conf = qemu_mallocz(sizeof(*conf));
1612
    conf->type = type;
1613
    conf->cmdline = cmdline;
1614
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1615
}
1616

    
1617
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1618
{
1619
    struct device_config *conf;
1620
    int rc;
1621

    
1622
    QTAILQ_FOREACH(conf, &device_configs, next) {
1623
        if (conf->type != type)
1624
            continue;
1625
        rc = func(conf->cmdline);
1626
        if (0 != rc)
1627
            return rc;
1628
    }
1629
    return 0;
1630
}
1631

    
1632
static int serial_parse(const char *devname)
1633
{
1634
    static int index = 0;
1635
    char label[32];
1636

    
1637
    if (strcmp(devname, "none") == 0)
1638
        return 0;
1639
    if (index == MAX_SERIAL_PORTS) {
1640
        fprintf(stderr, "qemu: too many serial ports\n");
1641
        exit(1);
1642
    }
1643
    snprintf(label, sizeof(label), "serial%d", index);
1644
    serial_hds[index] = qemu_chr_open(label, devname, NULL);
1645
    if (!serial_hds[index]) {
1646
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1647
                devname, strerror(errno));
1648
        return -1;
1649
    }
1650
    index++;
1651
    return 0;
1652
}
1653

    
1654
static int parallel_parse(const char *devname)
1655
{
1656
    static int index = 0;
1657
    char label[32];
1658

    
1659
    if (strcmp(devname, "none") == 0)
1660
        return 0;
1661
    if (index == MAX_PARALLEL_PORTS) {
1662
        fprintf(stderr, "qemu: too many parallel ports\n");
1663
        exit(1);
1664
    }
1665
    snprintf(label, sizeof(label), "parallel%d", index);
1666
    parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1667
    if (!parallel_hds[index]) {
1668
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1669
                devname, strerror(errno));
1670
        return -1;
1671
    }
1672
    index++;
1673
    return 0;
1674
}
1675

    
1676
static int virtcon_parse(const char *devname)
1677
{
1678
    QemuOptsList *device = qemu_find_opts("device");
1679
    static int index = 0;
1680
    char label[32];
1681
    QemuOpts *bus_opts, *dev_opts;
1682

    
1683
    if (strcmp(devname, "none") == 0)
1684
        return 0;
1685
    if (index == MAX_VIRTIO_CONSOLES) {
1686
        fprintf(stderr, "qemu: too many virtio consoles\n");
1687
        exit(1);
1688
    }
1689

    
1690
    bus_opts = qemu_opts_create(device, NULL, 0);
1691
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1692

    
1693
    dev_opts = qemu_opts_create(device, NULL, 0);
1694
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1695

    
1696
    snprintf(label, sizeof(label), "virtcon%d", index);
1697
    virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1698
    if (!virtcon_hds[index]) {
1699
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1700
                devname, strerror(errno));
1701
        return -1;
1702
    }
1703
    qemu_opt_set(dev_opts, "chardev", label);
1704

    
1705
    index++;
1706
    return 0;
1707
}
1708

    
1709
static int debugcon_parse(const char *devname)
1710
{   
1711
    QemuOpts *opts;
1712

    
1713
    if (!qemu_chr_open("debugcon", devname, NULL)) {
1714
        exit(1);
1715
    }
1716
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1717
    if (!opts) {
1718
        fprintf(stderr, "qemu: already have a debugcon device\n");
1719
        exit(1);
1720
    }
1721
    qemu_opt_set(opts, "driver", "isa-debugcon");
1722
    qemu_opt_set(opts, "chardev", "debugcon");
1723
    return 0;
1724
}
1725

    
1726
void qemu_add_exit_notifier(Notifier *notify)
1727
{
1728
    notifier_list_add(&exit_notifiers, notify);
1729
}
1730

    
1731
void qemu_remove_exit_notifier(Notifier *notify)
1732
{
1733
    notifier_list_remove(&exit_notifiers, notify);
1734
}
1735

    
1736
static void qemu_run_exit_notifiers(void)
1737
{
1738
    notifier_list_notify(&exit_notifiers);
1739
}
1740

    
1741
static const QEMUOption *lookup_opt(int argc, char **argv,
1742
                                    const char **poptarg, int *poptind)
1743
{
1744
    const QEMUOption *popt;
1745
    int optind = *poptind;
1746
    char *r = argv[optind];
1747
    const char *optarg;
1748

    
1749
    loc_set_cmdline(argv, optind, 1);
1750
    optind++;
1751
    /* Treat --foo the same as -foo.  */
1752
    if (r[1] == '-')
1753
        r++;
1754
    popt = qemu_options;
1755
    for(;;) {
1756
        if (!popt->name) {
1757
            error_report("invalid option");
1758
            exit(1);
1759
        }
1760
        if (!strcmp(popt->name, r + 1))
1761
            break;
1762
        popt++;
1763
    }
1764
    if (popt->flags & HAS_ARG) {
1765
        if (optind >= argc) {
1766
            error_report("requires an argument");
1767
            exit(1);
1768
        }
1769
        optarg = argv[optind++];
1770
        loc_set_cmdline(argv, optind - 2, 2);
1771
    } else {
1772
        optarg = NULL;
1773
    }
1774

    
1775
    *poptarg = optarg;
1776
    *poptind = optind;
1777

    
1778
    return popt;
1779
}
1780

    
1781
int main(int argc, char **argv, char **envp)
1782
{
1783
    const char *gdbstub_dev = NULL;
1784
    int i;
1785
    int snapshot, linux_boot;
1786
    const char *icount_option = NULL;
1787
    const char *initrd_filename;
1788
    const char *kernel_filename, *kernel_cmdline;
1789
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
1790
    DisplayState *ds;
1791
    DisplayChangeListener *dcl;
1792
    int cyls, heads, secs, translation;
1793
    QemuOpts *hda_opts = NULL, *opts;
1794
    QemuOptsList *olist;
1795
    int optind;
1796
    const char *optarg;
1797
    const char *loadvm = NULL;
1798
    QEMUMachine *machine;
1799
    const char *cpu_model;
1800
    int tb_size;
1801
    const char *pid_file = NULL;
1802
    const char *incoming = NULL;
1803
    int show_vnc_port = 0;
1804
    int defconfig = 1;
1805

    
1806
#ifdef CONFIG_SIMPLE_TRACE
1807
    const char *trace_file = NULL;
1808
#endif
1809
    atexit(qemu_run_exit_notifiers);
1810
    error_set_progname(argv[0]);
1811

    
1812
    init_clocks();
1813

    
1814
    qemu_cache_utils_init(envp);
1815

    
1816
    QLIST_INIT (&vm_change_state_head);
1817
    os_setup_early_signal_handling();
1818

    
1819
    module_call_init(MODULE_INIT_MACHINE);
1820
    machine = find_default_machine();
1821
    cpu_model = NULL;
1822
    initrd_filename = NULL;
1823
    ram_size = 0;
1824
    snapshot = 0;
1825
    kernel_filename = NULL;
1826
    kernel_cmdline = "";
1827
    cyls = heads = secs = 0;
1828
    translation = BIOS_ATA_TRANSLATION_AUTO;
1829

    
1830
    for (i = 0; i < MAX_NODES; i++) {
1831
        node_mem[i] = 0;
1832
        node_cpumask[i] = 0;
1833
    }
1834

    
1835
    nb_numa_nodes = 0;
1836
    nb_nics = 0;
1837

    
1838
    tb_size = 0;
1839
    autostart= 1;
1840

    
1841
    /* first pass of option parsing */
1842
    optind = 1;
1843
    while (optind < argc) {
1844
        if (argv[optind][0] != '-') {
1845
            /* disk image */
1846
            optind++;
1847
            continue;
1848
        } else {
1849
            const QEMUOption *popt;
1850

    
1851
            popt = lookup_opt(argc, argv, &optarg, &optind);
1852
            switch (popt->index) {
1853
            case QEMU_OPTION_nodefconfig:
1854
                defconfig=0;
1855
                break;
1856
            }
1857
        }
1858
    }
1859

    
1860
    if (defconfig) {
1861
        int ret;
1862

    
1863
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
1864
        if (ret < 0 && ret != -ENOENT) {
1865
            exit(1);
1866
        }
1867

    
1868
        ret = qemu_read_config_file(arch_config_name);
1869
        if (ret < 0 && ret != -ENOENT) {
1870
            exit(1);
1871
        }
1872
    }
1873
    cpudef_init();
1874

    
1875
    /* second pass of option parsing */
1876
    optind = 1;
1877
    for(;;) {
1878
        if (optind >= argc)
1879
            break;
1880
        if (argv[optind][0] != '-') {
1881
            hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
1882
        } else {
1883
            const QEMUOption *popt;
1884

    
1885
            popt = lookup_opt(argc, argv, &optarg, &optind);
1886
            if (!(popt->arch_mask & arch_type)) {
1887
                printf("Option %s not supported for this target\n", popt->name);
1888
                exit(1);
1889
            }
1890
            switch(popt->index) {
1891
            case QEMU_OPTION_M:
1892
                machine = find_machine(optarg);
1893
                if (!machine) {
1894
                    QEMUMachine *m;
1895
                    printf("Supported machines are:\n");
1896
                    for(m = first_machine; m != NULL; m = m->next) {
1897
                        if (m->alias)
1898
                            printf("%-10s %s (alias of %s)\n",
1899
                                   m->alias, m->desc, m->name);
1900
                        printf("%-10s %s%s\n",
1901
                               m->name, m->desc,
1902
                               m->is_default ? " (default)" : "");
1903
                    }
1904
                    exit(*optarg != '?');
1905
                }
1906
                break;
1907
            case QEMU_OPTION_cpu:
1908
                /* hw initialization will check this */
1909
                if (*optarg == '?') {
1910
                    list_cpus(stdout, &fprintf, optarg);
1911
                    exit(0);
1912
                } else {
1913
                    cpu_model = optarg;
1914
                }
1915
                break;
1916
            case QEMU_OPTION_initrd:
1917
                initrd_filename = optarg;
1918
                break;
1919
            case QEMU_OPTION_hda:
1920
                if (cyls == 0)
1921
                    hda_opts = drive_add(optarg, HD_ALIAS, 0);
1922
                else
1923
                    hda_opts = drive_add(optarg, HD_ALIAS
1924
                             ",cyls=%d,heads=%d,secs=%d%s",
1925
                             0, cyls, heads, secs,
1926
                             translation == BIOS_ATA_TRANSLATION_LBA ?
1927
                                 ",trans=lba" :
1928
                             translation == BIOS_ATA_TRANSLATION_NONE ?
1929
                                 ",trans=none" : "");
1930
                 break;
1931
            case QEMU_OPTION_hdb:
1932
            case QEMU_OPTION_hdc:
1933
            case QEMU_OPTION_hdd:
1934
                drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
1935
                break;
1936
            case QEMU_OPTION_drive:
1937
                drive_add(NULL, "%s", optarg);
1938
                break;
1939
            case QEMU_OPTION_set:
1940
                if (qemu_set_option(optarg) != 0)
1941
                    exit(1);
1942
                break;
1943
            case QEMU_OPTION_global:
1944
                if (qemu_global_option(optarg) != 0)
1945
                    exit(1);
1946
                break;
1947
            case QEMU_OPTION_mtdblock:
1948
                drive_add(optarg, MTD_ALIAS);
1949
                break;
1950
            case QEMU_OPTION_sd:
1951
                drive_add(optarg, SD_ALIAS);
1952
                break;
1953
            case QEMU_OPTION_pflash:
1954
                drive_add(optarg, PFLASH_ALIAS);
1955
                break;
1956
            case QEMU_OPTION_snapshot:
1957
                snapshot = 1;
1958
                break;
1959
            case QEMU_OPTION_hdachs:
1960
                {
1961
                    const char *p;
1962
                    p = optarg;
1963
                    cyls = strtol(p, (char **)&p, 0);
1964
                    if (cyls < 1 || cyls > 16383)
1965
                        goto chs_fail;
1966
                    if (*p != ',')
1967
                        goto chs_fail;
1968
                    p++;
1969
                    heads = strtol(p, (char **)&p, 0);
1970
                    if (heads < 1 || heads > 16)
1971
                        goto chs_fail;
1972
                    if (*p != ',')
1973
                        goto chs_fail;
1974
                    p++;
1975
                    secs = strtol(p, (char **)&p, 0);
1976
                    if (secs < 1 || secs > 63)
1977
                        goto chs_fail;
1978
                    if (*p == ',') {
1979
                        p++;
1980
                        if (!strcmp(p, "none"))
1981
                            translation = BIOS_ATA_TRANSLATION_NONE;
1982
                        else if (!strcmp(p, "lba"))
1983
                            translation = BIOS_ATA_TRANSLATION_LBA;
1984
                        else if (!strcmp(p, "auto"))
1985
                            translation = BIOS_ATA_TRANSLATION_AUTO;
1986
                        else
1987
                            goto chs_fail;
1988
                    } else if (*p != '\0') {
1989
                    chs_fail:
1990
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
1991
                        exit(1);
1992
                    }
1993
                    if (hda_opts != NULL) {
1994
                        char num[16];
1995
                        snprintf(num, sizeof(num), "%d", cyls);
1996
                        qemu_opt_set(hda_opts, "cyls", num);
1997
                        snprintf(num, sizeof(num), "%d", heads);
1998
                        qemu_opt_set(hda_opts, "heads", num);
1999
                        snprintf(num, sizeof(num), "%d", secs);
2000
                        qemu_opt_set(hda_opts, "secs", num);
2001
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2002
                            qemu_opt_set(hda_opts, "trans", "lba");
2003
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2004
                            qemu_opt_set(hda_opts, "trans", "none");
2005
                    }
2006
                }
2007
                break;
2008
            case QEMU_OPTION_numa:
2009
                if (nb_numa_nodes >= MAX_NODES) {
2010
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2011
                    exit(1);
2012
                }
2013
                numa_add(optarg);
2014
                break;
2015
            case QEMU_OPTION_nographic:
2016
                display_type = DT_NOGRAPHIC;
2017
                break;
2018
#ifdef CONFIG_CURSES
2019
            case QEMU_OPTION_curses:
2020
                display_type = DT_CURSES;
2021
                break;
2022
#endif
2023
            case QEMU_OPTION_portrait:
2024
                graphic_rotate = 1;
2025
                break;
2026
            case QEMU_OPTION_kernel:
2027
                kernel_filename = optarg;
2028
                break;
2029
            case QEMU_OPTION_append:
2030
                kernel_cmdline = optarg;
2031
                break;
2032
            case QEMU_OPTION_cdrom:
2033
                drive_add(optarg, CDROM_ALIAS);
2034
                break;
2035
            case QEMU_OPTION_boot:
2036
                {
2037
                    static const char * const params[] = {
2038
                        "order", "once", "menu", NULL
2039
                    };
2040
                    char buf[sizeof(boot_devices)];
2041
                    char *standard_boot_devices;
2042
                    int legacy = 0;
2043

    
2044
                    if (!strchr(optarg, '=')) {
2045
                        legacy = 1;
2046
                        pstrcpy(buf, sizeof(buf), optarg);
2047
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2048
                        fprintf(stderr,
2049
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2050
                                buf, optarg);
2051
                        exit(1);
2052
                    }
2053

    
2054
                    if (legacy ||
2055
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2056
                        validate_bootdevices(buf);
2057
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2058
                    }
2059
                    if (!legacy) {
2060
                        if (get_param_value(buf, sizeof(buf),
2061
                                            "once", optarg)) {
2062
                            validate_bootdevices(buf);
2063
                            standard_boot_devices = qemu_strdup(boot_devices);
2064
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2065
                            qemu_register_reset(restore_boot_devices,
2066
                                                standard_boot_devices);
2067
                        }
2068
                        if (get_param_value(buf, sizeof(buf),
2069
                                            "menu", optarg)) {
2070
                            if (!strcmp(buf, "on")) {
2071
                                boot_menu = 1;
2072
                            } else if (!strcmp(buf, "off")) {
2073
                                boot_menu = 0;
2074
                            } else {
2075
                                fprintf(stderr,
2076
                                        "qemu: invalid option value '%s'\n",
2077
                                        buf);
2078
                                exit(1);
2079
                            }
2080
                        }
2081
                    }
2082
                }
2083
                break;
2084
            case QEMU_OPTION_fda:
2085
            case QEMU_OPTION_fdb:
2086
                drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
2087
                break;
2088
            case QEMU_OPTION_no_fd_bootchk:
2089
                fd_bootchk = 0;
2090
                break;
2091
            case QEMU_OPTION_netdev:
2092
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2093
                    exit(1);
2094
                }
2095
                break;
2096
            case QEMU_OPTION_net:
2097
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2098
                    exit(1);
2099
                }
2100
                break;
2101
#ifdef CONFIG_SLIRP
2102
            case QEMU_OPTION_tftp:
2103
                legacy_tftp_prefix = optarg;
2104
                break;
2105
            case QEMU_OPTION_bootp:
2106
                legacy_bootp_filename = optarg;
2107
                break;
2108
            case QEMU_OPTION_redir:
2109
                if (net_slirp_redir(optarg) < 0)
2110
                    exit(1);
2111
                break;
2112
#endif
2113
            case QEMU_OPTION_bt:
2114
                add_device_config(DEV_BT, optarg);
2115
                break;
2116
            case QEMU_OPTION_audio_help:
2117
                if (!(audio_available())) {
2118
                    printf("Option %s not supported for this target\n", popt->name);
2119
                    exit(1);
2120
                }
2121
                AUD_help ();
2122
                exit (0);
2123
                break;
2124
            case QEMU_OPTION_soundhw:
2125
                if (!(audio_available())) {
2126
                    printf("Option %s not supported for this target\n", popt->name);
2127
                    exit(1);
2128
                }
2129
                select_soundhw (optarg);
2130
                break;
2131
            case QEMU_OPTION_h:
2132
                help(0);
2133
                break;
2134
            case QEMU_OPTION_version:
2135
                version();
2136
                exit(0);
2137
                break;
2138
            case QEMU_OPTION_m: {
2139
                ssize_t value;
2140

    
2141
                value = strtosz(optarg, NULL);
2142
                if (value < 0) {
2143
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2144
                    exit(1);
2145
                }
2146

    
2147
                /* On 32-bit hosts, QEMU is limited by virtual address space */
2148
                if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2149
                    fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2150
                    exit(1);
2151
                }
2152
                if (value != (uint64_t)(ram_addr_t)value) {
2153
                    fprintf(stderr, "qemu: ram size too large\n");
2154
                    exit(1);
2155
                }
2156
                ram_size = value;
2157
                break;
2158
            }
2159
            case QEMU_OPTION_mempath:
2160
                mem_path = optarg;
2161
                break;
2162
#ifdef MAP_POPULATE
2163
            case QEMU_OPTION_mem_prealloc:
2164
                mem_prealloc = 1;
2165
                break;
2166
#endif
2167
            case QEMU_OPTION_d:
2168
                set_cpu_log(optarg);
2169
                break;
2170
            case QEMU_OPTION_s:
2171
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2172
                break;
2173
            case QEMU_OPTION_gdb:
2174
                gdbstub_dev = optarg;
2175
                break;
2176
            case QEMU_OPTION_L:
2177
                data_dir = optarg;
2178
                break;
2179
            case QEMU_OPTION_bios:
2180
                bios_name = optarg;
2181
                break;
2182
            case QEMU_OPTION_singlestep:
2183
                singlestep = 1;
2184
                break;
2185
            case QEMU_OPTION_S:
2186
                autostart = 0;
2187
                break;
2188
            case QEMU_OPTION_k:
2189
                keyboard_layout = optarg;
2190
                break;
2191
            case QEMU_OPTION_localtime:
2192
                rtc_utc = 0;
2193
                break;
2194
            case QEMU_OPTION_vga:
2195
                select_vgahw (optarg);
2196
                break;
2197
            case QEMU_OPTION_g:
2198
                {
2199
                    const char *p;
2200
                    int w, h, depth;
2201
                    p = optarg;
2202
                    w = strtol(p, (char **)&p, 10);
2203
                    if (w <= 0) {
2204
                    graphic_error:
2205
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2206
                        exit(1);
2207
                    }
2208
                    if (*p != 'x')
2209
                        goto graphic_error;
2210
                    p++;
2211
                    h = strtol(p, (char **)&p, 10);
2212
                    if (h <= 0)
2213
                        goto graphic_error;
2214
                    if (*p == 'x') {
2215
                        p++;
2216
                        depth = strtol(p, (char **)&p, 10);
2217
                        if (depth != 8 && depth != 15 && depth != 16 &&
2218
                            depth != 24 && depth != 32)
2219
                            goto graphic_error;
2220
                    } else if (*p == '\0') {
2221
                        depth = graphic_depth;
2222
                    } else {
2223
                        goto graphic_error;
2224
                    }
2225

    
2226
                    graphic_width = w;
2227
                    graphic_height = h;
2228
                    graphic_depth = depth;
2229
                }
2230
                break;
2231
            case QEMU_OPTION_echr:
2232
                {
2233
                    char *r;
2234
                    term_escape_char = strtol(optarg, &r, 0);
2235
                    if (r == optarg)
2236
                        printf("Bad argument to echr\n");
2237
                    break;
2238
                }
2239
            case QEMU_OPTION_monitor:
2240
                monitor_parse(optarg, "readline");
2241
                default_monitor = 0;
2242
                break;
2243
            case QEMU_OPTION_qmp:
2244
                monitor_parse(optarg, "control");
2245
                default_monitor = 0;
2246
                break;
2247
            case QEMU_OPTION_mon:
2248
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2249
                if (!opts) {
2250
                    exit(1);
2251
                }
2252
                default_monitor = 0;
2253
                break;
2254
            case QEMU_OPTION_chardev:
2255
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2256
                if (!opts) {
2257
                    exit(1);
2258
                }
2259
                break;
2260
            case QEMU_OPTION_fsdev:
2261
                olist = qemu_find_opts("fsdev");
2262
                if (!olist) {
2263
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2264
                    exit(1);
2265
                }
2266
                opts = qemu_opts_parse(olist, optarg, 1);
2267
                if (!opts) {
2268
                    fprintf(stderr, "parse error: %s\n", optarg);
2269
                    exit(1);
2270
                }
2271
                break;
2272
            case QEMU_OPTION_virtfs: {
2273
                char *arg_fsdev = NULL;
2274
                char *arg_9p = NULL;
2275
                int len = 0;
2276

    
2277
                olist = qemu_find_opts("virtfs");
2278
                if (!olist) {
2279
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2280
                    exit(1);
2281
                }
2282
                opts = qemu_opts_parse(olist, optarg, 1);
2283
                if (!opts) {
2284
                    fprintf(stderr, "parse error: %s\n", optarg);
2285
                    exit(1);
2286
                }
2287

    
2288
                if (qemu_opt_get(opts, "fstype") == NULL ||
2289
                        qemu_opt_get(opts, "mount_tag") == NULL ||
2290
                        qemu_opt_get(opts, "path") == NULL ||
2291
                        qemu_opt_get(opts, "security_model") == NULL) {
2292
                    fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2293
                            "security_model=[mapped|passthrough|none],"
2294
                            "mnt_tag=tag.\n");
2295
                    exit(1);
2296
                }
2297

    
2298
                len = strlen(",id=,path=,security_model=");
2299
                len += strlen(qemu_opt_get(opts, "fstype"));
2300
                len += strlen(qemu_opt_get(opts, "mount_tag"));
2301
                len += strlen(qemu_opt_get(opts, "path"));
2302
                len += strlen(qemu_opt_get(opts, "security_model"));
2303
                arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2304

    
2305
                snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
2306
                         "%s,id=%s,path=%s,security_model=%s",
2307
                         qemu_opt_get(opts, "fstype"),
2308
                         qemu_opt_get(opts, "mount_tag"),
2309
                         qemu_opt_get(opts, "path"),
2310
                         qemu_opt_get(opts, "security_model"));
2311

    
2312
                len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2313
                len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2314
                arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2315

    
2316
                snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
2317
                         "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2318
                         qemu_opt_get(opts, "mount_tag"),
2319
                         qemu_opt_get(opts, "mount_tag"));
2320

    
2321
                if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
2322
                    fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2323
                    exit(1);
2324
                }
2325

    
2326
                if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
2327
                    fprintf(stderr, "parse error [device]: %s\n", optarg);
2328
                    exit(1);
2329
                }
2330

    
2331
                qemu_free(arg_fsdev);
2332
                qemu_free(arg_9p);
2333
                break;
2334
            }
2335
            case QEMU_OPTION_serial:
2336
                add_device_config(DEV_SERIAL, optarg);
2337
                default_serial = 0;
2338
                if (strncmp(optarg, "mon:", 4) == 0) {
2339
                    default_monitor = 0;
2340
                }
2341
                break;
2342
            case QEMU_OPTION_watchdog:
2343
                if (watchdog) {
2344
                    fprintf(stderr,
2345
                            "qemu: only one watchdog option may be given\n");
2346
                    return 1;
2347
                }
2348
                watchdog = optarg;
2349
                break;
2350
            case QEMU_OPTION_watchdog_action:
2351
                if (select_watchdog_action(optarg) == -1) {
2352
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2353
                    exit(1);
2354
                }
2355
                break;
2356
            case QEMU_OPTION_virtiocon:
2357
                add_device_config(DEV_VIRTCON, optarg);
2358
                default_virtcon = 0;
2359
                if (strncmp(optarg, "mon:", 4) == 0) {
2360
                    default_monitor = 0;
2361
                }
2362
                break;
2363
            case QEMU_OPTION_parallel:
2364
                add_device_config(DEV_PARALLEL, optarg);
2365
                default_parallel = 0;
2366
                if (strncmp(optarg, "mon:", 4) == 0) {
2367
                    default_monitor = 0;
2368
                }
2369
                break;
2370
            case QEMU_OPTION_debugcon:
2371
                add_device_config(DEV_DEBUGCON, optarg);
2372
                break;
2373
            case QEMU_OPTION_loadvm:
2374
                loadvm = optarg;
2375
                break;
2376
            case QEMU_OPTION_full_screen:
2377
                full_screen = 1;
2378
                break;
2379
#ifdef CONFIG_SDL
2380
            case QEMU_OPTION_no_frame:
2381
                no_frame = 1;
2382
                break;
2383
            case QEMU_OPTION_alt_grab:
2384
                alt_grab = 1;
2385
                break;
2386
            case QEMU_OPTION_ctrl_grab:
2387
                ctrl_grab = 1;
2388
                break;
2389
            case QEMU_OPTION_no_quit:
2390
                no_quit = 1;
2391
                break;
2392
            case QEMU_OPTION_sdl:
2393
                display_type = DT_SDL;
2394
                break;
2395
#endif
2396
            case QEMU_OPTION_pidfile:
2397
                pid_file = optarg;
2398
                break;
2399
            case QEMU_OPTION_win2k_hack:
2400
                win2k_install_hack = 1;
2401
                break;
2402
            case QEMU_OPTION_rtc_td_hack:
2403
                rtc_td_hack = 1;
2404
                break;
2405
            case QEMU_OPTION_acpitable:
2406
                do_acpitable_option(optarg);
2407
                break;
2408
            case QEMU_OPTION_smbios:
2409
                do_smbios_option(optarg);
2410
                break;
2411
            case QEMU_OPTION_enable_kvm:
2412
                kvm_allowed = 1;
2413
                break;
2414
            case QEMU_OPTION_usb:
2415
                usb_enabled = 1;
2416
                break;
2417
            case QEMU_OPTION_usbdevice:
2418
                usb_enabled = 1;
2419
                add_device_config(DEV_USB, optarg);
2420
                break;
2421
            case QEMU_OPTION_device:
2422
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2423
                    exit(1);
2424
                }
2425
                break;
2426
            case QEMU_OPTION_smp:
2427
                smp_parse(optarg);
2428
                if (smp_cpus < 1) {
2429
                    fprintf(stderr, "Invalid number of CPUs\n");
2430
                    exit(1);
2431
                }
2432
                if (max_cpus < smp_cpus) {
2433
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2434
                            "smp\n");
2435
                    exit(1);
2436
                }
2437
                if (max_cpus > 255) {
2438
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2439
                    exit(1);
2440
                }
2441
                break;
2442
            case QEMU_OPTION_vnc:
2443
                display_remote++;
2444
                vnc_display = optarg;
2445
                break;
2446
            case QEMU_OPTION_no_acpi:
2447
                acpi_enabled = 0;
2448
                break;
2449
            case QEMU_OPTION_no_hpet:
2450
                no_hpet = 1;
2451
                break;
2452
            case QEMU_OPTION_balloon:
2453
                if (balloon_parse(optarg) < 0) {
2454
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2455
                    exit(1);
2456
                }
2457
                break;
2458
            case QEMU_OPTION_no_reboot:
2459
                no_reboot = 1;
2460
                break;
2461
            case QEMU_OPTION_no_shutdown:
2462
                no_shutdown = 1;
2463
                break;
2464
            case QEMU_OPTION_show_cursor:
2465
                cursor_hide = 0;
2466
                break;
2467
            case QEMU_OPTION_uuid:
2468
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2469
                    fprintf(stderr, "Fail to parse UUID string."
2470
                            " Wrong format.\n");
2471
                    exit(1);
2472
                }
2473
                break;
2474
            case QEMU_OPTION_option_rom:
2475
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2476
                    fprintf(stderr, "Too many option ROMs\n");
2477
                    exit(1);
2478
                }
2479
                option_rom[nb_option_roms] = optarg;
2480
                nb_option_roms++;
2481
                break;
2482
            case QEMU_OPTION_semihosting:
2483
                semihosting_enabled = 1;
2484
                break;
2485
            case QEMU_OPTION_name:
2486
                qemu_name = qemu_strdup(optarg);
2487
                 {
2488
                     char *p = strchr(qemu_name, ',');
2489
                     if (p != NULL) {
2490
                        *p++ = 0;
2491
                        if (strncmp(p, "process=", 8)) {
2492
                            fprintf(stderr, "Unknown subargument %s to -name", p);
2493
                            exit(1);
2494
                        }
2495
                        p += 8;
2496
                        os_set_proc_name(p);
2497
                     }        
2498
                 }        
2499
                break;
2500
            case QEMU_OPTION_prom_env:
2501
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2502
                    fprintf(stderr, "Too many prom variables\n");
2503
                    exit(1);
2504
                }
2505
                prom_envs[nb_prom_envs] = optarg;
2506
                nb_prom_envs++;
2507
                break;
2508
            case QEMU_OPTION_old_param:
2509
                old_param = 1;
2510
                break;
2511
            case QEMU_OPTION_clock:
2512
                configure_alarms(optarg);
2513
                break;
2514
            case QEMU_OPTION_startdate:
2515
                configure_rtc_date_offset(optarg, 1);
2516
                break;
2517
            case QEMU_OPTION_rtc:
2518
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2519
                if (!opts) {
2520
                    exit(1);
2521
                }
2522
                configure_rtc(opts);
2523
                break;
2524
            case QEMU_OPTION_tb_size:
2525
                tb_size = strtol(optarg, NULL, 0);
2526
                if (tb_size < 0)
2527
                    tb_size = 0;
2528
                break;
2529
            case QEMU_OPTION_icount:
2530
                icount_option = optarg;
2531
                break;
2532
            case QEMU_OPTION_incoming:
2533
                incoming = optarg;
2534
                incoming_expected = true;
2535
                break;
2536
            case QEMU_OPTION_nodefaults:
2537
                default_serial = 0;
2538
                default_parallel = 0;
2539
                default_virtcon = 0;
2540
                default_monitor = 0;
2541
                default_vga = 0;
2542
                default_net = 0;
2543
                default_floppy = 0;
2544
                default_cdrom = 0;
2545
                default_sdcard = 0;
2546
                break;
2547
            case QEMU_OPTION_xen_domid:
2548
                if (!(xen_available())) {
2549
                    printf("Option %s not supported for this target\n", popt->name);
2550
                    exit(1);
2551
                }
2552
                xen_domid = atoi(optarg);
2553
                break;
2554
            case QEMU_OPTION_xen_create:
2555
                if (!(xen_available())) {
2556
                    printf("Option %s not supported for this target\n", popt->name);
2557
                    exit(1);
2558
                }
2559
                xen_mode = XEN_CREATE;
2560
                break;
2561
            case QEMU_OPTION_xen_attach:
2562
                if (!(xen_available())) {
2563
                    printf("Option %s not supported for this target\n", popt->name);
2564
                    exit(1);
2565
                }
2566
                xen_mode = XEN_ATTACH;
2567
                break;
2568
#ifdef CONFIG_SIMPLE_TRACE
2569
            case QEMU_OPTION_trace:
2570
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2571
                if (opts) {
2572
                    trace_file = qemu_opt_get(opts, "file");
2573
                }
2574
                break;
2575
#endif
2576
            case QEMU_OPTION_readconfig:
2577
                {
2578
                    int ret = qemu_read_config_file(optarg);
2579
                    if (ret < 0) {
2580
                        fprintf(stderr, "read config %s: %s\n", optarg,
2581
                            strerror(-ret));
2582
                        exit(1);
2583
                    }
2584
                    break;
2585
                }
2586
            case QEMU_OPTION_spice:
2587
                olist = qemu_find_opts("spice");
2588
                if (!olist) {
2589
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
2590
                    exit(1);
2591
                }
2592
                opts = qemu_opts_parse(olist, optarg, 0);
2593
                if (!opts) {
2594
                    fprintf(stderr, "parse error: %s\n", optarg);
2595
                    exit(1);
2596
                }
2597
                break;
2598
            case QEMU_OPTION_writeconfig:
2599
                {
2600
                    FILE *fp;
2601
                    if (strcmp(optarg, "-") == 0) {
2602
                        fp = stdout;
2603
                    } else {
2604
                        fp = fopen(optarg, "w");
2605
                        if (fp == NULL) {
2606
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2607
                            exit(1);
2608
                        }
2609
                    }
2610
                    qemu_config_write(fp);
2611
                    fclose(fp);
2612
                    break;
2613
                }
2614
            default:
2615
                os_parse_cmd_args(popt->index, optarg);
2616
            }
2617
        }
2618
    }
2619
    loc_set_none();
2620

    
2621
    /* If no data_dir is specified then try to find it relative to the
2622
       executable path.  */
2623
    if (!data_dir) {
2624
        data_dir = os_find_datadir(argv[0]);
2625
    }
2626
    /* If all else fails use the install patch specified when building.  */
2627
    if (!data_dir) {
2628
        data_dir = CONFIG_QEMU_DATADIR;
2629
    }
2630

    
2631
#ifdef CONFIG_SIMPLE_TRACE
2632
    /*
2633
     * Set the trace file name, if specified.
2634
     */
2635
    st_set_trace_file(trace_file);
2636
#endif
2637
    /*
2638
     * Default to max_cpus = smp_cpus, in case the user doesn't
2639
     * specify a max_cpus value.
2640
     */
2641
    if (!max_cpus)
2642
        max_cpus = smp_cpus;
2643

    
2644
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2645
    if (smp_cpus > machine->max_cpus) {
2646
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2647
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
2648
                machine->max_cpus);
2649
        exit(1);
2650
    }
2651

    
2652
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2653
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
2654

    
2655
    if (machine->no_serial) {
2656
        default_serial = 0;
2657
    }
2658
    if (machine->no_parallel) {
2659
        default_parallel = 0;
2660
    }
2661
    if (!machine->use_virtcon) {
2662
        default_virtcon = 0;
2663
    }
2664
    if (machine->no_vga) {
2665
        default_vga = 0;
2666
    }
2667
    if (machine->no_floppy) {
2668
        default_floppy = 0;
2669
    }
2670
    if (machine->no_cdrom) {
2671
        default_cdrom = 0;
2672
    }
2673
    if (machine->no_sdcard) {
2674
        default_sdcard = 0;
2675
    }
2676

    
2677
    if (display_type == DT_NOGRAPHIC) {
2678
        if (default_parallel)
2679
            add_device_config(DEV_PARALLEL, "null");
2680
        if (default_serial && default_monitor) {
2681
            add_device_config(DEV_SERIAL, "mon:stdio");
2682
        } else if (default_virtcon && default_monitor) {
2683
            add_device_config(DEV_VIRTCON, "mon:stdio");
2684
        } else {
2685
            if (default_serial)
2686
                add_device_config(DEV_SERIAL, "stdio");
2687
            if (default_virtcon)
2688
                add_device_config(DEV_VIRTCON, "stdio");
2689
            if (default_monitor)
2690
                monitor_parse("stdio", "readline");
2691
        }
2692
    } else {
2693
        if (default_serial)
2694
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
2695
        if (default_parallel)
2696
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2697
        if (default_monitor)
2698
            monitor_parse("vc:80Cx24C", "readline");
2699
        if (default_virtcon)
2700
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2701
    }
2702
    if (default_vga)
2703
        vga_interface_type = VGA_CIRRUS;
2704

    
2705
    socket_init();
2706

    
2707
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
2708
        exit(1);
2709
#ifdef CONFIG_VIRTFS
2710
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
2711
        exit(1);
2712
    }
2713
#endif
2714

    
2715
    os_daemonize();
2716

    
2717
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
2718
        os_pidfile_error();
2719
        exit(1);
2720
    }
2721

    
2722
    if (kvm_allowed) {
2723
        int ret = kvm_init(smp_cpus);
2724
        if (ret < 0) {
2725
            if (!kvm_available()) {
2726
                printf("KVM not supported for this target\n");
2727
            } else {
2728
                fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2729
            }
2730
            exit(1);
2731
        }
2732
    }
2733

    
2734
    if (qemu_init_main_loop()) {
2735
        fprintf(stderr, "qemu_init_main_loop failed\n");
2736
        exit(1);
2737
    }
2738
    linux_boot = (kernel_filename != NULL);
2739

    
2740
    if (!linux_boot && *kernel_cmdline != '\0') {
2741
        fprintf(stderr, "-append only allowed with -kernel option\n");
2742
        exit(1);
2743
    }
2744

    
2745
    if (!linux_boot && initrd_filename != NULL) {
2746
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
2747
        exit(1);
2748
    }
2749

    
2750
    os_set_line_buffering();
2751

    
2752
    if (init_timer_alarm() < 0) {
2753
        fprintf(stderr, "could not initialize alarm timer\n");
2754
        exit(1);
2755
    }
2756
    configure_icount(icount_option);
2757

    
2758
    if (net_init_clients() < 0) {
2759
        exit(1);
2760
    }
2761

    
2762
    /* init the bluetooth world */
2763
    if (foreach_device_config(DEV_BT, bt_parse))
2764
        exit(1);
2765

    
2766
    /* init the memory */
2767
    if (ram_size == 0)
2768
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
2769

    
2770
    /* init the dynamic translator */
2771
    cpu_exec_init_all(tb_size * 1024 * 1024);
2772

    
2773
    bdrv_init_with_whitelist();
2774

    
2775
    blk_mig_init();
2776

    
2777
    if (default_cdrom) {
2778
        /* we always create the cdrom drive, even if no disk is there */
2779
        drive_add(NULL, CDROM_ALIAS);
2780
    }
2781

    
2782
    if (default_floppy) {
2783
        /* we always create at least one floppy */
2784
        drive_add(NULL, FD_ALIAS, 0);
2785
    }
2786

    
2787
    if (default_sdcard) {
2788
        /* we always create one sd slot, even if no card is in it */
2789
        drive_add(NULL, SD_ALIAS);
2790
    }
2791

    
2792
    /* open the virtual block devices */
2793
    if (snapshot)
2794
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2795
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
2796
        exit(1);
2797

    
2798
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
2799
                         ram_load, NULL);
2800

    
2801
    if (nb_numa_nodes > 0) {
2802
        int i;
2803

    
2804
        if (nb_numa_nodes > smp_cpus) {
2805
            nb_numa_nodes = smp_cpus;
2806
        }
2807

    
2808
        /* If no memory size if given for any node, assume the default case
2809
         * and distribute the available memory equally across all nodes
2810
         */
2811
        for (i = 0; i < nb_numa_nodes; i++) {
2812
            if (node_mem[i] != 0)
2813
                break;
2814
        }
2815
        if (i == nb_numa_nodes) {
2816
            uint64_t usedmem = 0;
2817

    
2818
            /* On Linux, the each node's border has to be 8MB aligned,
2819
             * the final node gets the rest.
2820
             */
2821
            for (i = 0; i < nb_numa_nodes - 1; i++) {
2822
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2823
                usedmem += node_mem[i];
2824
            }
2825
            node_mem[i] = ram_size - usedmem;
2826
        }
2827

    
2828
        for (i = 0; i < nb_numa_nodes; i++) {
2829
            if (node_cpumask[i] != 0)
2830
                break;
2831
        }
2832
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
2833
         * must cope with this anyway, because there are BIOSes out there in
2834
         * real machines which also use this scheme.
2835
         */
2836
        if (i == nb_numa_nodes) {
2837
            for (i = 0; i < smp_cpus; i++) {
2838
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
2839
            }
2840
        }
2841
    }
2842

    
2843
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
2844
        exit(1);
2845
    }
2846

    
2847
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2848
        exit(1);
2849
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2850
        exit(1);
2851
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2852
        exit(1);
2853
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2854
        exit(1);
2855

    
2856
    module_call_init(MODULE_INIT_DEVICE);
2857

    
2858
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
2859
        exit(0);
2860

    
2861
    if (watchdog) {
2862
        i = select_watchdog(watchdog);
2863
        if (i > 0)
2864
            exit (i == 1 ? 1 : 0);
2865
    }
2866

    
2867
    if (machine->compat_props) {
2868
        qdev_prop_register_global_list(machine->compat_props);
2869
    }
2870
    qemu_add_globals();
2871

    
2872
    machine->init(ram_size, boot_devices,
2873
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
2874

    
2875
    cpu_synchronize_all_post_init();
2876

    
2877
    /* must be after terminal init, SDL library changes signal handlers */
2878
    os_setup_signal_handling();
2879

    
2880
    set_numa_modes();
2881

    
2882
    current_machine = machine;
2883

    
2884
    /* init USB devices */
2885
    if (usb_enabled) {
2886
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
2887
            exit(1);
2888
    }
2889

    
2890
    /* init generic devices */
2891
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
2892
        exit(1);
2893

    
2894
    net_check_clients();
2895

    
2896
    /* just use the first displaystate for the moment */
2897
    ds = get_displaystate();
2898

    
2899
    if (using_spice)
2900
        display_remote++;
2901
    if (display_type == DT_DEFAULT && !display_remote) {
2902
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
2903
        display_type = DT_SDL;
2904
#else
2905
        vnc_display = "localhost:0,to=99";
2906
        show_vnc_port = 1;
2907
#endif
2908
    }
2909
        
2910

    
2911
    /* init local displays */
2912
    switch (display_type) {
2913
    case DT_NOGRAPHIC:
2914
        break;
2915
#if defined(CONFIG_CURSES)
2916
    case DT_CURSES:
2917
        curses_display_init(ds, full_screen);
2918
        break;
2919
#endif
2920
#if defined(CONFIG_SDL)
2921
    case DT_SDL:
2922
        sdl_display_init(ds, full_screen, no_frame);
2923
        break;
2924
#elif defined(CONFIG_COCOA)
2925
    case DT_SDL:
2926
        cocoa_display_init(ds, full_screen);
2927
        break;
2928
#endif
2929
    default:
2930
        break;
2931
    }
2932

    
2933
    /* init remote displays */
2934
    if (vnc_display) {
2935
        vnc_display_init(ds);
2936
        if (vnc_display_open(ds, vnc_display) < 0)
2937
            exit(1);
2938

    
2939
        if (show_vnc_port) {
2940
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
2941
        }
2942
    }
2943
#ifdef CONFIG_SPICE
2944
    if (using_spice) {
2945
        qemu_spice_display_init(ds);
2946
    }
2947
#endif
2948

    
2949
    /* display setup */
2950
    dpy_resize(ds);
2951
    dcl = ds->listeners;
2952
    while (dcl != NULL) {
2953
        if (dcl->dpy_refresh != NULL) {
2954
            ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
2955
            qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
2956
            break;
2957
        }
2958
        dcl = dcl->next;
2959
    }
2960
    if (ds->gui_timer == NULL) {
2961
        nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
2962
        qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
2963
    }
2964
    text_consoles_set_display(ds);
2965

    
2966
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
2967
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
2968
                gdbstub_dev);
2969
        exit(1);
2970
    }
2971

    
2972
    qdev_machine_creation_done();
2973

    
2974
    if (rom_load_all() != 0) {
2975
        fprintf(stderr, "rom loading failed\n");
2976
        exit(1);
2977
    }
2978

    
2979
    qemu_system_reset();
2980
    if (loadvm) {
2981
        if (load_vmstate(loadvm) < 0) {
2982
            autostart = 0;
2983
        }
2984
    }
2985

    
2986
    if (incoming) {
2987
        int ret = qemu_start_incoming_migration(incoming);
2988
        if (ret < 0) {
2989
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
2990
                    incoming, ret);
2991
            exit(ret);
2992
        }
2993
    } else if (autostart) {
2994
        vm_start();
2995
    }
2996

    
2997
    os_setup_post();
2998

    
2999
    main_loop();
3000
    quit_timers();
3001
    net_cleanup();
3002

    
3003
    return 0;
3004
}