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1
/*
2
 * QEMU System Emulator
3
 *
4
 * Copyright (c) 2003-2008 Fabrice Bellard
5
 *
6
 * Permission is hereby granted, free of charge, to any person obtaining a copy
7
 * of this software and associated documentation files (the "Software"), to deal
8
 * in the Software without restriction, including without limitation the rights
9
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10
 * copies of the Software, and to permit persons to whom the Software is
11
 * furnished to do so, subject to the following conditions:
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 *
13
 * The above copyright notice and this permission notice shall be included in
14
 * all copies or substantial portions of the Software.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.h>
29
#include <sys/time.h>
30
#include <zlib.h>
31

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

    
35
#ifndef _WIN32
36
#include <libgen.h>
37
#include <sys/times.h>
38
#include <sys/wait.h>
39
#include <termios.h>
40
#include <sys/mman.h>
41
#include <sys/ioctl.h>
42
#include <sys/resource.h>
43
#include <sys/socket.h>
44
#include <netinet/in.h>
45
#include <net/if.h>
46
#include <arpa/inet.h>
47
#include <dirent.h>
48
#include <netdb.h>
49
#include <sys/select.h>
50
#ifdef CONFIG_BSD
51
#include <sys/stat.h>
52
#if defined(__FreeBSD__) || defined(__FreeBSD_kernel__) || defined(__DragonFly__)
53
#include <libutil.h>
54
#include <sys/sysctl.h>
55
#else
56
#include <util.h>
57
#endif
58
#else
59
#ifdef __linux__
60
#include <pty.h>
61
#include <malloc.h>
62

    
63
#include <linux/ppdev.h>
64
#include <linux/parport.h>
65
#endif
66
#ifdef __sun__
67
#include <sys/stat.h>
68
#include <sys/ethernet.h>
69
#include <sys/sockio.h>
70
#include <netinet/arp.h>
71
#include <netinet/in_systm.h>
72
#include <netinet/ip.h>
73
#include <netinet/ip_icmp.h> // must come after ip.h
74
#include <netinet/udp.h>
75
#include <netinet/tcp.h>
76
#include <net/if.h>
77
#include <syslog.h>
78
#include <stropts.h>
79
/* See MySQL bug #7156 (http://bugs.mysql.com/bug.php?id=7156) for
80
   discussion about Solaris header problems */
81
extern int madvise(caddr_t, size_t, int);
82
#endif
83
#endif
84
#endif
85

    
86
#if defined(__OpenBSD__)
87
#include <util.h>
88
#endif
89

    
90
#if defined(CONFIG_VDE)
91
#include <libvdeplug.h>
92
#endif
93

    
94
#ifdef _WIN32
95
#include <windows.h>
96
#endif
97

    
98
#ifdef CONFIG_SDL
99
#if defined(__APPLE__) || defined(main)
100
#include <SDL.h>
101
int qemu_main(int argc, char **argv, char **envp);
102
int main(int argc, char **argv)
103
{
104
    return qemu_main(argc, argv, NULL);
105
}
106
#undef main
107
#define main qemu_main
108
#endif
109
#endif /* CONFIG_SDL */
110

    
111
#ifdef CONFIG_COCOA
112
#undef main
113
#define main qemu_main
114
#endif /* CONFIG_COCOA */
115

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

    
154
#include "disas.h"
155

    
156
#include "qemu_socket.h"
157

    
158
#include "slirp/libslirp.h"
159

    
160
#include "qemu-queue.h"
161
#include "cpus.h"
162
#include "arch_init.h"
163

    
164
//#define DEBUG_NET
165
//#define DEBUG_SLIRP
166

    
167
#define DEFAULT_RAM_SIZE 128
168

    
169
#define MAX_VIRTIO_CONSOLES 1
170

    
171
static const char *data_dir;
172
const char *bios_name = NULL;
173
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
174
DisplayType display_type = DT_DEFAULT;
175
const char* keyboard_layout = NULL;
176
ram_addr_t ram_size;
177
const char *mem_path = NULL;
178
#ifdef MAP_POPULATE
179
int mem_prealloc = 0; /* force preallocation of physical target memory */
180
#endif
181
int nb_nics;
182
NICInfo nd_table[MAX_NICS];
183
int vm_running;
184
int autostart;
185
static int rtc_utc = 1;
186
static int rtc_date_offset = -1; /* -1 means no change */
187
QEMUClock *rtc_clock;
188
int vga_interface_type = VGA_NONE;
189
static int full_screen = 0;
190
#ifdef CONFIG_SDL
191
static int no_frame = 0;
192
#endif
193
int no_quit = 0;
194
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
195
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
196
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
197
int win2k_install_hack = 0;
198
int rtc_td_hack = 0;
199
int usb_enabled = 0;
200
int singlestep = 0;
201
int smp_cpus = 1;
202
int max_cpus = 0;
203
int smp_cores = 1;
204
int smp_threads = 1;
205
const char *vnc_display;
206
int acpi_enabled = 1;
207
int no_hpet = 0;
208
int fd_bootchk = 1;
209
int no_reboot = 0;
210
int no_shutdown = 0;
211
int cursor_hide = 1;
212
int graphic_rotate = 0;
213
uint8_t irq0override = 1;
214
const char *watchdog;
215
const char *option_rom[MAX_OPTION_ROMS];
216
int nb_option_roms;
217
int semihosting_enabled = 0;
218
int old_param = 0;
219
const char *qemu_name;
220
int alt_grab = 0;
221
int ctrl_grab = 0;
222
unsigned int nb_prom_envs = 0;
223
const char *prom_envs[MAX_PROM_ENVS];
224
int boot_menu;
225

    
226
int nb_numa_nodes;
227
uint64_t node_mem[MAX_NODES];
228
uint64_t node_cpumask[MAX_NODES];
229

    
230
static QEMUTimer *nographic_timer;
231

    
232
uint8_t qemu_uuid[16];
233

    
234
static QEMUBootSetHandler *boot_set_handler;
235
static void *boot_set_opaque;
236

    
237
static NotifierList exit_notifiers =
238
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
239

    
240
int kvm_allowed = 0;
241
uint32_t xen_domid;
242
enum xen_mode xen_mode = XEN_EMULATE;
243

    
244
static int default_serial = 1;
245
static int default_parallel = 1;
246
static int default_virtcon = 1;
247
static int default_monitor = 1;
248
static int default_vga = 1;
249
static int default_floppy = 1;
250
static int default_cdrom = 1;
251
static int default_sdcard = 1;
252

    
253
static struct {
254
    const char *driver;
255
    int *flag;
256
} default_list[] = {
257
    { .driver = "isa-serial",           .flag = &default_serial    },
258
    { .driver = "isa-parallel",         .flag = &default_parallel  },
259
    { .driver = "isa-fdc",              .flag = &default_floppy    },
260
    { .driver = "ide-drive",            .flag = &default_cdrom     },
261
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
262
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
263
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
264
    { .driver = "VGA",                  .flag = &default_vga       },
265
    { .driver = "cirrus-vga",           .flag = &default_vga       },
266
    { .driver = "vmware-svga",          .flag = &default_vga       },
267
};
268

    
269
static int default_driver_check(QemuOpts *opts, void *opaque)
270
{
271
    const char *driver = qemu_opt_get(opts, "driver");
272
    int i;
273

    
274
    if (!driver)
275
        return 0;
276
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
277
        if (strcmp(default_list[i].driver, driver) != 0)
278
            continue;
279
        *(default_list[i].flag) = 0;
280
    }
281
    return 0;
282
}
283

    
284
/***********************************************************/
285
/* real time host monotonic timer */
286

    
287
/* compute with 96 bit intermediate result: (a*b)/c */
288
uint64_t muldiv64(uint64_t a, uint32_t b, uint32_t c)
289
{
290
    union {
291
        uint64_t ll;
292
        struct {
293
#ifdef HOST_WORDS_BIGENDIAN
294
            uint32_t high, low;
295
#else
296
            uint32_t low, high;
297
#endif
298
        } l;
299
    } u, res;
300
    uint64_t rl, rh;
301

    
302
    u.ll = a;
303
    rl = (uint64_t)u.l.low * (uint64_t)b;
304
    rh = (uint64_t)u.l.high * (uint64_t)b;
305
    rh += (rl >> 32);
306
    res.l.high = rh / c;
307
    res.l.low = (((rh % c) << 32) + (rl & 0xffffffff)) / c;
308
    return res.ll;
309
}
310

    
311
/***********************************************************/
312
/* host time/date access */
313
void qemu_get_timedate(struct tm *tm, int offset)
314
{
315
    time_t ti;
316
    struct tm *ret;
317

    
318
    time(&ti);
319
    ti += offset;
320
    if (rtc_date_offset == -1) {
321
        if (rtc_utc)
322
            ret = gmtime(&ti);
323
        else
324
            ret = localtime(&ti);
325
    } else {
326
        ti -= rtc_date_offset;
327
        ret = gmtime(&ti);
328
    }
329

    
330
    memcpy(tm, ret, sizeof(struct tm));
331
}
332

    
333
int qemu_timedate_diff(struct tm *tm)
334
{
335
    time_t seconds;
336

    
337
    if (rtc_date_offset == -1)
338
        if (rtc_utc)
339
            seconds = mktimegm(tm);
340
        else
341
            seconds = mktime(tm);
342
    else
343
        seconds = mktimegm(tm) + rtc_date_offset;
344

    
345
    return seconds - time(NULL);
346
}
347

    
348
void rtc_change_mon_event(struct tm *tm)
349
{
350
    QObject *data;
351

    
352
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
353
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
354
    qobject_decref(data);
355
}
356

    
357
static void configure_rtc_date_offset(const char *startdate, int legacy)
358
{
359
    time_t rtc_start_date;
360
    struct tm tm;
361

    
362
    if (!strcmp(startdate, "now") && legacy) {
363
        rtc_date_offset = -1;
364
    } else {
365
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
366
                   &tm.tm_year,
367
                   &tm.tm_mon,
368
                   &tm.tm_mday,
369
                   &tm.tm_hour,
370
                   &tm.tm_min,
371
                   &tm.tm_sec) == 6) {
372
            /* OK */
373
        } else if (sscanf(startdate, "%d-%d-%d",
374
                          &tm.tm_year,
375
                          &tm.tm_mon,
376
                          &tm.tm_mday) == 3) {
377
            tm.tm_hour = 0;
378
            tm.tm_min = 0;
379
            tm.tm_sec = 0;
380
        } else {
381
            goto date_fail;
382
        }
383
        tm.tm_year -= 1900;
384
        tm.tm_mon--;
385
        rtc_start_date = mktimegm(&tm);
386
        if (rtc_start_date == -1) {
387
        date_fail:
388
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
389
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
390
            exit(1);
391
        }
392
        rtc_date_offset = time(NULL) - rtc_start_date;
393
    }
394
}
395

    
396
static void configure_rtc(QemuOpts *opts)
397
{
398
    const char *value;
399

    
400
    value = qemu_opt_get(opts, "base");
401
    if (value) {
402
        if (!strcmp(value, "utc")) {
403
            rtc_utc = 1;
404
        } else if (!strcmp(value, "localtime")) {
405
            rtc_utc = 0;
406
        } else {
407
            configure_rtc_date_offset(value, 0);
408
        }
409
    }
410
    value = qemu_opt_get(opts, "clock");
411
    if (value) {
412
        if (!strcmp(value, "host")) {
413
            rtc_clock = host_clock;
414
        } else if (!strcmp(value, "vm")) {
415
            rtc_clock = vm_clock;
416
        } else {
417
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
418
            exit(1);
419
        }
420
    }
421
    value = qemu_opt_get(opts, "driftfix");
422
    if (value) {
423
        if (!strcmp(value, "slew")) {
424
            rtc_td_hack = 1;
425
        } else if (!strcmp(value, "none")) {
426
            rtc_td_hack = 0;
427
        } else {
428
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
429
            exit(1);
430
        }
431
    }
432
}
433

    
434
/***********************************************************/
435
/* Bluetooth support */
436
static int nb_hcis;
437
static int cur_hci;
438
static struct HCIInfo *hci_table[MAX_NICS];
439

    
440
static struct bt_vlan_s {
441
    struct bt_scatternet_s net;
442
    int id;
443
    struct bt_vlan_s *next;
444
} *first_bt_vlan;
445

    
446
/* find or alloc a new bluetooth "VLAN" */
447
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
448
{
449
    struct bt_vlan_s **pvlan, *vlan;
450
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
451
        if (vlan->id == id)
452
            return &vlan->net;
453
    }
454
    vlan = qemu_mallocz(sizeof(struct bt_vlan_s));
455
    vlan->id = id;
456
    pvlan = &first_bt_vlan;
457
    while (*pvlan != NULL)
458
        pvlan = &(*pvlan)->next;
459
    *pvlan = vlan;
460
    return &vlan->net;
461
}
462

    
463
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
464
{
465
}
466

    
467
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
468
{
469
    return -ENOTSUP;
470
}
471

    
472
static struct HCIInfo null_hci = {
473
    .cmd_send = null_hci_send,
474
    .sco_send = null_hci_send,
475
    .acl_send = null_hci_send,
476
    .bdaddr_set = null_hci_addr_set,
477
};
478

    
479
struct HCIInfo *qemu_next_hci(void)
480
{
481
    if (cur_hci == nb_hcis)
482
        return &null_hci;
483

    
484
    return hci_table[cur_hci++];
485
}
486

    
487
static struct HCIInfo *hci_init(const char *str)
488
{
489
    char *endp;
490
    struct bt_scatternet_s *vlan = 0;
491

    
492
    if (!strcmp(str, "null"))
493
        /* null */
494
        return &null_hci;
495
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
496
        /* host[:hciN] */
497
        return bt_host_hci(str[4] ? str + 5 : "hci0");
498
    else if (!strncmp(str, "hci", 3)) {
499
        /* hci[,vlan=n] */
500
        if (str[3]) {
501
            if (!strncmp(str + 3, ",vlan=", 6)) {
502
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
503
                if (*endp)
504
                    vlan = 0;
505
            }
506
        } else
507
            vlan = qemu_find_bt_vlan(0);
508
        if (vlan)
509
           return bt_new_hci(vlan);
510
    }
511

    
512
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
513

    
514
    return 0;
515
}
516

    
517
static int bt_hci_parse(const char *str)
518
{
519
    struct HCIInfo *hci;
520
    bdaddr_t bdaddr;
521

    
522
    if (nb_hcis >= MAX_NICS) {
523
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
524
        return -1;
525
    }
526

    
527
    hci = hci_init(str);
528
    if (!hci)
529
        return -1;
530

    
531
    bdaddr.b[0] = 0x52;
532
    bdaddr.b[1] = 0x54;
533
    bdaddr.b[2] = 0x00;
534
    bdaddr.b[3] = 0x12;
535
    bdaddr.b[4] = 0x34;
536
    bdaddr.b[5] = 0x56 + nb_hcis;
537
    hci->bdaddr_set(hci, bdaddr.b);
538

    
539
    hci_table[nb_hcis++] = hci;
540

    
541
    return 0;
542
}
543

    
544
static void bt_vhci_add(int vlan_id)
545
{
546
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
547

    
548
    if (!vlan->slave)
549
        fprintf(stderr, "qemu: warning: adding a VHCI to "
550
                        "an empty scatternet %i\n", vlan_id);
551

    
552
    bt_vhci_init(bt_new_hci(vlan));
553
}
554

    
555
static struct bt_device_s *bt_device_add(const char *opt)
556
{
557
    struct bt_scatternet_s *vlan;
558
    int vlan_id = 0;
559
    char *endp = strstr(opt, ",vlan=");
560
    int len = (endp ? endp - opt : strlen(opt)) + 1;
561
    char devname[10];
562

    
563
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
564

    
565
    if (endp) {
566
        vlan_id = strtol(endp + 6, &endp, 0);
567
        if (*endp) {
568
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
569
            return 0;
570
        }
571
    }
572

    
573
    vlan = qemu_find_bt_vlan(vlan_id);
574

    
575
    if (!vlan->slave)
576
        fprintf(stderr, "qemu: warning: adding a slave device to "
577
                        "an empty scatternet %i\n", vlan_id);
578

    
579
    if (!strcmp(devname, "keyboard"))
580
        return bt_keyboard_init(vlan);
581

    
582
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
583
    return 0;
584
}
585

    
586
static int bt_parse(const char *opt)
587
{
588
    const char *endp, *p;
589
    int vlan;
590

    
591
    if (strstart(opt, "hci", &endp)) {
592
        if (!*endp || *endp == ',') {
593
            if (*endp)
594
                if (!strstart(endp, ",vlan=", 0))
595
                    opt = endp + 1;
596

    
597
            return bt_hci_parse(opt);
598
       }
599
    } else if (strstart(opt, "vhci", &endp)) {
600
        if (!*endp || *endp == ',') {
601
            if (*endp) {
602
                if (strstart(endp, ",vlan=", &p)) {
603
                    vlan = strtol(p, (char **) &endp, 0);
604
                    if (*endp) {
605
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
606
                        return 1;
607
                    }
608
                } else {
609
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
610
                    return 1;
611
                }
612
            } else
613
                vlan = 0;
614

    
615
            bt_vhci_add(vlan);
616
            return 0;
617
        }
618
    } else if (strstart(opt, "device:", &endp))
619
        return !bt_device_add(endp);
620

    
621
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
622
    return 1;
623
}
624

    
625
/***********************************************************/
626
/* QEMU Block devices */
627

    
628
#define HD_ALIAS "index=%d,media=disk"
629
#define CDROM_ALIAS "index=2,media=cdrom"
630
#define FD_ALIAS "index=%d,if=floppy"
631
#define PFLASH_ALIAS "if=pflash"
632
#define MTD_ALIAS "if=mtd"
633
#define SD_ALIAS "index=0,if=sd"
634

    
635
static int drive_init_func(QemuOpts *opts, void *opaque)
636
{
637
    int *use_scsi = opaque;
638
    int fatal_error = 0;
639

    
640
    if (drive_init(opts, *use_scsi, &fatal_error) == NULL) {
641
        if (fatal_error)
642
            return 1;
643
    }
644
    return 0;
645
}
646

    
647
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
648
{
649
    if (NULL == qemu_opt_get(opts, "snapshot")) {
650
        qemu_opt_set(opts, "snapshot", "on");
651
    }
652
    return 0;
653
}
654

    
655
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
656
{
657
    boot_set_handler = func;
658
    boot_set_opaque = opaque;
659
}
660

    
661
int qemu_boot_set(const char *boot_devices)
662
{
663
    if (!boot_set_handler) {
664
        return -EINVAL;
665
    }
666
    return boot_set_handler(boot_set_opaque, boot_devices);
667
}
668

    
669
static void validate_bootdevices(char *devices)
670
{
671
    /* We just do some generic consistency checks */
672
    const char *p;
673
    int bitmap = 0;
674

    
675
    for (p = devices; *p != '\0'; p++) {
676
        /* Allowed boot devices are:
677
         * a-b: floppy disk drives
678
         * c-f: IDE disk drives
679
         * g-m: machine implementation dependant drives
680
         * n-p: network devices
681
         * It's up to each machine implementation to check if the given boot
682
         * devices match the actual hardware implementation and firmware
683
         * features.
684
         */
685
        if (*p < 'a' || *p > 'p') {
686
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
687
            exit(1);
688
        }
689
        if (bitmap & (1 << (*p - 'a'))) {
690
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
691
            exit(1);
692
        }
693
        bitmap |= 1 << (*p - 'a');
694
    }
695
}
696

    
697
static void restore_boot_devices(void *opaque)
698
{
699
    char *standard_boot_devices = opaque;
700
    static int first = 1;
701

    
702
    /* Restore boot order and remove ourselves after the first boot */
703
    if (first) {
704
        first = 0;
705
        return;
706
    }
707

    
708
    qemu_boot_set(standard_boot_devices);
709

    
710
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
711
    qemu_free(standard_boot_devices);
712
}
713

    
714
static void numa_add(const char *optarg)
715
{
716
    char option[128];
717
    char *endptr;
718
    unsigned long long value, endvalue;
719
    int nodenr;
720

    
721
    optarg = get_opt_name(option, 128, optarg, ',') + 1;
722
    if (!strcmp(option, "node")) {
723
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
724
            nodenr = nb_numa_nodes;
725
        } else {
726
            nodenr = strtoull(option, NULL, 10);
727
        }
728

    
729
        if (get_param_value(option, 128, "mem", optarg) == 0) {
730
            node_mem[nodenr] = 0;
731
        } else {
732
            value = strtoull(option, &endptr, 0);
733
            switch (*endptr) {
734
            case 0: case 'M': case 'm':
735
                value <<= 20;
736
                break;
737
            case 'G': case 'g':
738
                value <<= 30;
739
                break;
740
            }
741
            node_mem[nodenr] = value;
742
        }
743
        if (get_param_value(option, 128, "cpus", optarg) == 0) {
744
            node_cpumask[nodenr] = 0;
745
        } else {
746
            value = strtoull(option, &endptr, 10);
747
            if (value >= 64) {
748
                value = 63;
749
                fprintf(stderr, "only 64 CPUs in NUMA mode supported.\n");
750
            } else {
751
                if (*endptr == '-') {
752
                    endvalue = strtoull(endptr+1, &endptr, 10);
753
                    if (endvalue >= 63) {
754
                        endvalue = 62;
755
                        fprintf(stderr,
756
                            "only 63 CPUs in NUMA mode supported.\n");
757
                    }
758
                    value = (2ULL << endvalue) - (1ULL << value);
759
                } else {
760
                    value = 1ULL << value;
761
                }
762
            }
763
            node_cpumask[nodenr] = value;
764
        }
765
        nb_numa_nodes++;
766
    }
767
    return;
768
}
769

    
770
static void smp_parse(const char *optarg)
771
{
772
    int smp, sockets = 0, threads = 0, cores = 0;
773
    char *endptr;
774
    char option[128];
775

    
776
    smp = strtoul(optarg, &endptr, 10);
777
    if (endptr != optarg) {
778
        if (*endptr == ',') {
779
            endptr++;
780
        }
781
    }
782
    if (get_param_value(option, 128, "sockets", endptr) != 0)
783
        sockets = strtoull(option, NULL, 10);
784
    if (get_param_value(option, 128, "cores", endptr) != 0)
785
        cores = strtoull(option, NULL, 10);
786
    if (get_param_value(option, 128, "threads", endptr) != 0)
787
        threads = strtoull(option, NULL, 10);
788
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
789
        max_cpus = strtoull(option, NULL, 10);
790

    
791
    /* compute missing values, prefer sockets over cores over threads */
792
    if (smp == 0 || sockets == 0) {
793
        sockets = sockets > 0 ? sockets : 1;
794
        cores = cores > 0 ? cores : 1;
795
        threads = threads > 0 ? threads : 1;
796
        if (smp == 0) {
797
            smp = cores * threads * sockets;
798
        }
799
    } else {
800
        if (cores == 0) {
801
            threads = threads > 0 ? threads : 1;
802
            cores = smp / (sockets * threads);
803
        } else {
804
            if (sockets) {
805
                threads = smp / (cores * sockets);
806
            }
807
        }
808
    }
809
    smp_cpus = smp;
810
    smp_cores = cores > 0 ? cores : 1;
811
    smp_threads = threads > 0 ? threads : 1;
812
    if (max_cpus == 0)
813
        max_cpus = smp_cpus;
814
}
815

    
816
/***********************************************************/
817
/* USB devices */
818

    
819
static int usb_device_add(const char *devname)
820
{
821
    const char *p;
822
    USBDevice *dev = NULL;
823

    
824
    if (!usb_enabled)
825
        return -1;
826

    
827
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
828
    dev = usbdevice_create(devname);
829
    if (dev)
830
        goto done;
831

    
832
    /* the other ones */
833
    if (strstart(devname, "host:", &p)) {
834
        dev = usb_host_device_open(p);
835
    } else if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
836
        dev = usb_bt_init(devname[2] ? hci_init(p) :
837
                        bt_new_hci(qemu_find_bt_vlan(0)));
838
    } else {
839
        return -1;
840
    }
841
    if (!dev)
842
        return -1;
843

    
844
done:
845
    return 0;
846
}
847

    
848
static int usb_device_del(const char *devname)
849
{
850
    int bus_num, addr;
851
    const char *p;
852

    
853
    if (strstart(devname, "host:", &p))
854
        return usb_host_device_close(p);
855

    
856
    if (!usb_enabled)
857
        return -1;
858

    
859
    p = strchr(devname, '.');
860
    if (!p)
861
        return -1;
862
    bus_num = strtoul(devname, NULL, 0);
863
    addr = strtoul(p + 1, NULL, 0);
864

    
865
    return usb_device_delete_addr(bus_num, addr);
866
}
867

    
868
static int usb_parse(const char *cmdline)
869
{
870
    int r;
871
    r = usb_device_add(cmdline);
872
    if (r < 0) {
873
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
874
    }
875
    return r;
876
}
877

    
878
void do_usb_add(Monitor *mon, const QDict *qdict)
879
{
880
    const char *devname = qdict_get_str(qdict, "devname");
881
    if (usb_device_add(devname) < 0) {
882
        error_report("could not add USB device '%s'", devname);
883
    }
884
}
885

    
886
void do_usb_del(Monitor *mon, const QDict *qdict)
887
{
888
    const char *devname = qdict_get_str(qdict, "devname");
889
    if (usb_device_del(devname) < 0) {
890
        error_report("could not delete USB device '%s'", devname);
891
    }
892
}
893

    
894
/***********************************************************/
895
/* PCMCIA/Cardbus */
896

    
897
static struct pcmcia_socket_entry_s {
898
    PCMCIASocket *socket;
899
    struct pcmcia_socket_entry_s *next;
900
} *pcmcia_sockets = 0;
901

    
902
void pcmcia_socket_register(PCMCIASocket *socket)
903
{
904
    struct pcmcia_socket_entry_s *entry;
905

    
906
    entry = qemu_malloc(sizeof(struct pcmcia_socket_entry_s));
907
    entry->socket = socket;
908
    entry->next = pcmcia_sockets;
909
    pcmcia_sockets = entry;
910
}
911

    
912
void pcmcia_socket_unregister(PCMCIASocket *socket)
913
{
914
    struct pcmcia_socket_entry_s *entry, **ptr;
915

    
916
    ptr = &pcmcia_sockets;
917
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
918
        if (entry->socket == socket) {
919
            *ptr = entry->next;
920
            qemu_free(entry);
921
        }
922
}
923

    
924
void pcmcia_info(Monitor *mon)
925
{
926
    struct pcmcia_socket_entry_s *iter;
927

    
928
    if (!pcmcia_sockets)
929
        monitor_printf(mon, "No PCMCIA sockets\n");
930

    
931
    for (iter = pcmcia_sockets; iter; iter = iter->next)
932
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
933
                       iter->socket->attached ? iter->socket->card_string :
934
                       "Empty");
935
}
936

    
937
/***********************************************************/
938
/* I/O handling */
939

    
940
typedef struct IOHandlerRecord {
941
    int fd;
942
    IOCanReadHandler *fd_read_poll;
943
    IOHandler *fd_read;
944
    IOHandler *fd_write;
945
    int deleted;
946
    void *opaque;
947
    /* temporary data */
948
    struct pollfd *ufd;
949
    QLIST_ENTRY(IOHandlerRecord) next;
950
} IOHandlerRecord;
951

    
952
static QLIST_HEAD(, IOHandlerRecord) io_handlers =
953
    QLIST_HEAD_INITIALIZER(io_handlers);
954

    
955

    
956
/* XXX: fd_read_poll should be suppressed, but an API change is
957
   necessary in the character devices to suppress fd_can_read(). */
958
int qemu_set_fd_handler2(int fd,
959
                         IOCanReadHandler *fd_read_poll,
960
                         IOHandler *fd_read,
961
                         IOHandler *fd_write,
962
                         void *opaque)
963
{
964
    IOHandlerRecord *ioh;
965

    
966
    if (!fd_read && !fd_write) {
967
        QLIST_FOREACH(ioh, &io_handlers, next) {
968
            if (ioh->fd == fd) {
969
                ioh->deleted = 1;
970
                break;
971
            }
972
        }
973
    } else {
974
        QLIST_FOREACH(ioh, &io_handlers, next) {
975
            if (ioh->fd == fd)
976
                goto found;
977
        }
978
        ioh = qemu_mallocz(sizeof(IOHandlerRecord));
979
        QLIST_INSERT_HEAD(&io_handlers, ioh, next);
980
    found:
981
        ioh->fd = fd;
982
        ioh->fd_read_poll = fd_read_poll;
983
        ioh->fd_read = fd_read;
984
        ioh->fd_write = fd_write;
985
        ioh->opaque = opaque;
986
        ioh->deleted = 0;
987
    }
988
    return 0;
989
}
990

    
991
int qemu_set_fd_handler(int fd,
992
                        IOHandler *fd_read,
993
                        IOHandler *fd_write,
994
                        void *opaque)
995
{
996
    return qemu_set_fd_handler2(fd, NULL, fd_read, fd_write, opaque);
997
}
998

    
999
/***********************************************************/
1000
/* machine registration */
1001

    
1002
static QEMUMachine *first_machine = NULL;
1003
QEMUMachine *current_machine = NULL;
1004

    
1005
int qemu_register_machine(QEMUMachine *m)
1006
{
1007
    QEMUMachine **pm;
1008
    pm = &first_machine;
1009
    while (*pm != NULL)
1010
        pm = &(*pm)->next;
1011
    m->next = NULL;
1012
    *pm = m;
1013
    return 0;
1014
}
1015

    
1016
static QEMUMachine *find_machine(const char *name)
1017
{
1018
    QEMUMachine *m;
1019

    
1020
    for(m = first_machine; m != NULL; m = m->next) {
1021
        if (!strcmp(m->name, name))
1022
            return m;
1023
        if (m->alias && !strcmp(m->alias, name))
1024
            return m;
1025
    }
1026
    return NULL;
1027
}
1028

    
1029
static QEMUMachine *find_default_machine(void)
1030
{
1031
    QEMUMachine *m;
1032

    
1033
    for(m = first_machine; m != NULL; m = m->next) {
1034
        if (m->is_default) {
1035
            return m;
1036
        }
1037
    }
1038
    return NULL;
1039
}
1040

    
1041
/***********************************************************/
1042
/* main execution loop */
1043

    
1044
static void gui_update(void *opaque)
1045
{
1046
    uint64_t interval = GUI_REFRESH_INTERVAL;
1047
    DisplayState *ds = opaque;
1048
    DisplayChangeListener *dcl = ds->listeners;
1049

    
1050
    qemu_flush_coalesced_mmio_buffer();
1051
    dpy_refresh(ds);
1052

    
1053
    while (dcl != NULL) {
1054
        if (dcl->gui_timer_interval &&
1055
            dcl->gui_timer_interval < interval)
1056
            interval = dcl->gui_timer_interval;
1057
        dcl = dcl->next;
1058
    }
1059
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock(rt_clock));
1060
}
1061

    
1062
static void nographic_update(void *opaque)
1063
{
1064
    uint64_t interval = GUI_REFRESH_INTERVAL;
1065

    
1066
    qemu_flush_coalesced_mmio_buffer();
1067
    qemu_mod_timer(nographic_timer, interval + qemu_get_clock(rt_clock));
1068
}
1069

    
1070
struct vm_change_state_entry {
1071
    VMChangeStateHandler *cb;
1072
    void *opaque;
1073
    QLIST_ENTRY (vm_change_state_entry) entries;
1074
};
1075

    
1076
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1077

    
1078
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1079
                                                     void *opaque)
1080
{
1081
    VMChangeStateEntry *e;
1082

    
1083
    e = qemu_mallocz(sizeof (*e));
1084

    
1085
    e->cb = cb;
1086
    e->opaque = opaque;
1087
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1088
    return e;
1089
}
1090

    
1091
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1092
{
1093
    QLIST_REMOVE (e, entries);
1094
    qemu_free (e);
1095
}
1096

    
1097
void vm_state_notify(int running, int reason)
1098
{
1099
    VMChangeStateEntry *e;
1100

    
1101
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1102
        e->cb(e->opaque, running, reason);
1103
    }
1104
}
1105

    
1106
void vm_start(void)
1107
{
1108
    if (!vm_running) {
1109
        cpu_enable_ticks();
1110
        vm_running = 1;
1111
        vm_state_notify(1, 0);
1112
        resume_all_vcpus();
1113
        monitor_protocol_event(QEVENT_RESUME, NULL);
1114
    }
1115
}
1116

    
1117
/* reset/shutdown handler */
1118

    
1119
typedef struct QEMUResetEntry {
1120
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1121
    QEMUResetHandler *func;
1122
    void *opaque;
1123
} QEMUResetEntry;
1124

    
1125
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1126
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1127
static int reset_requested;
1128
static int shutdown_requested;
1129
static int powerdown_requested;
1130
int debug_requested;
1131
int vmstop_requested;
1132

    
1133
int qemu_shutdown_requested(void)
1134
{
1135
    int r = shutdown_requested;
1136
    shutdown_requested = 0;
1137
    return r;
1138
}
1139

    
1140
int qemu_reset_requested(void)
1141
{
1142
    int r = reset_requested;
1143
    reset_requested = 0;
1144
    return r;
1145
}
1146

    
1147
int qemu_powerdown_requested(void)
1148
{
1149
    int r = powerdown_requested;
1150
    powerdown_requested = 0;
1151
    return r;
1152
}
1153

    
1154
static int qemu_debug_requested(void)
1155
{
1156
    int r = debug_requested;
1157
    debug_requested = 0;
1158
    return r;
1159
}
1160

    
1161
static int qemu_vmstop_requested(void)
1162
{
1163
    int r = vmstop_requested;
1164
    vmstop_requested = 0;
1165
    return r;
1166
}
1167

    
1168
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1169
{
1170
    QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
1171

    
1172
    re->func = func;
1173
    re->opaque = opaque;
1174
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1175
}
1176

    
1177
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1178
{
1179
    QEMUResetEntry *re;
1180

    
1181
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1182
        if (re->func == func && re->opaque == opaque) {
1183
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1184
            qemu_free(re);
1185
            return;
1186
        }
1187
    }
1188
}
1189

    
1190
void qemu_system_reset(void)
1191
{
1192
    QEMUResetEntry *re, *nre;
1193

    
1194
    /* reset all devices */
1195
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1196
        re->func(re->opaque);
1197
    }
1198
    monitor_protocol_event(QEVENT_RESET, NULL);
1199
    cpu_synchronize_all_post_reset();
1200
}
1201

    
1202
void qemu_system_reset_request(void)
1203
{
1204
    if (no_reboot) {
1205
        shutdown_requested = 1;
1206
    } else {
1207
        reset_requested = 1;
1208
    }
1209
    qemu_notify_event();
1210
}
1211

    
1212
void qemu_system_shutdown_request(void)
1213
{
1214
    shutdown_requested = 1;
1215
    qemu_notify_event();
1216
}
1217

    
1218
void qemu_system_powerdown_request(void)
1219
{
1220
    powerdown_requested = 1;
1221
    qemu_notify_event();
1222
}
1223

    
1224
void main_loop_wait(int nonblocking)
1225
{
1226
    IOHandlerRecord *ioh;
1227
    fd_set rfds, wfds, xfds;
1228
    int ret, nfds;
1229
    struct timeval tv;
1230
    int timeout;
1231

    
1232
    if (nonblocking)
1233
        timeout = 0;
1234
    else {
1235
        timeout = qemu_calculate_timeout();
1236
        qemu_bh_update_timeout(&timeout);
1237
    }
1238

    
1239
    os_host_main_loop_wait(&timeout);
1240

    
1241
    /* poll any events */
1242
    /* XXX: separate device handlers from system ones */
1243
    nfds = -1;
1244
    FD_ZERO(&rfds);
1245
    FD_ZERO(&wfds);
1246
    FD_ZERO(&xfds);
1247
    QLIST_FOREACH(ioh, &io_handlers, next) {
1248
        if (ioh->deleted)
1249
            continue;
1250
        if (ioh->fd_read &&
1251
            (!ioh->fd_read_poll ||
1252
             ioh->fd_read_poll(ioh->opaque) != 0)) {
1253
            FD_SET(ioh->fd, &rfds);
1254
            if (ioh->fd > nfds)
1255
                nfds = ioh->fd;
1256
        }
1257
        if (ioh->fd_write) {
1258
            FD_SET(ioh->fd, &wfds);
1259
            if (ioh->fd > nfds)
1260
                nfds = ioh->fd;
1261
        }
1262
    }
1263

    
1264
    tv.tv_sec = timeout / 1000;
1265
    tv.tv_usec = (timeout % 1000) * 1000;
1266

    
1267
    slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1268

    
1269
    qemu_mutex_unlock_iothread();
1270
    ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1271
    qemu_mutex_lock_iothread();
1272
    if (ret > 0) {
1273
        IOHandlerRecord *pioh;
1274

    
1275
        QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1276
            if (ioh->deleted) {
1277
                QLIST_REMOVE(ioh, next);
1278
                qemu_free(ioh);
1279
                continue;
1280
            }
1281
            if (ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1282
                ioh->fd_read(ioh->opaque);
1283
            }
1284
            if (ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1285
                ioh->fd_write(ioh->opaque);
1286
            }
1287
        }
1288
    }
1289

    
1290
    slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1291

    
1292
    qemu_run_all_timers();
1293

    
1294
    /* Check bottom-halves last in case any of the earlier events triggered
1295
       them.  */
1296
    qemu_bh_poll();
1297

    
1298
}
1299

    
1300
static int vm_can_run(void)
1301
{
1302
    if (powerdown_requested)
1303
        return 0;
1304
    if (reset_requested)
1305
        return 0;
1306
    if (shutdown_requested)
1307
        return 0;
1308
    if (debug_requested)
1309
        return 0;
1310
    return 1;
1311
}
1312

    
1313
qemu_irq qemu_system_powerdown;
1314

    
1315
static void main_loop(void)
1316
{
1317
    int r;
1318

    
1319
    qemu_main_loop_start();
1320

    
1321
    for (;;) {
1322
        do {
1323
            bool nonblocking = false;
1324
#ifdef CONFIG_PROFILER
1325
            int64_t ti;
1326
#endif
1327
#ifndef CONFIG_IOTHREAD
1328
            nonblocking = tcg_cpu_exec();
1329
#endif
1330
#ifdef CONFIG_PROFILER
1331
            ti = profile_getclock();
1332
#endif
1333
            main_loop_wait(nonblocking);
1334
#ifdef CONFIG_PROFILER
1335
            dev_time += profile_getclock() - ti;
1336
#endif
1337
        } while (vm_can_run());
1338

    
1339
        if ((r = qemu_debug_requested())) {
1340
            vm_stop(r);
1341
        }
1342
        if (qemu_shutdown_requested()) {
1343
            monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1344
            if (no_shutdown) {
1345
                vm_stop(0);
1346
                no_shutdown = 0;
1347
            } else
1348
                break;
1349
        }
1350
        if (qemu_reset_requested()) {
1351
            pause_all_vcpus();
1352
            qemu_system_reset();
1353
            resume_all_vcpus();
1354
        }
1355
        if (qemu_powerdown_requested()) {
1356
            monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1357
            qemu_irq_raise(qemu_system_powerdown);
1358
        }
1359
        if ((r = qemu_vmstop_requested())) {
1360
            vm_stop(r);
1361
        }
1362
    }
1363
    bdrv_close_all();
1364
    pause_all_vcpus();
1365
}
1366

    
1367
static void version(void)
1368
{
1369
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1370
}
1371

    
1372
static void help(int exitcode)
1373
{
1374
    const char *options_help =
1375
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1376
        opt_help
1377
#define DEFHEADING(text) stringify(text) "\n"
1378
#include "qemu-options.def"
1379
#undef DEF
1380
#undef DEFHEADING
1381
#undef GEN_DOCS
1382
        ;
1383
    version();
1384
    printf("usage: %s [options] [disk_image]\n"
1385
           "\n"
1386
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1387
           "\n"
1388
           "%s\n"
1389
           "During emulation, the following keys are useful:\n"
1390
           "ctrl-alt-f      toggle full screen\n"
1391
           "ctrl-alt-n      switch to virtual console 'n'\n"
1392
           "ctrl-alt        toggle mouse and keyboard grab\n"
1393
           "\n"
1394
           "When using -nographic, press 'ctrl-a h' to get some help.\n",
1395
           "qemu",
1396
           options_help);
1397
    exit(exitcode);
1398
}
1399

    
1400
#define HAS_ARG 0x0001
1401

    
1402
typedef struct QEMUOption {
1403
    const char *name;
1404
    int flags;
1405
    int index;
1406
    uint32_t arch_mask;
1407
} QEMUOption;
1408

    
1409
static const QEMUOption qemu_options[] = {
1410
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1411
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1412
    { option, opt_arg, opt_enum, arch_mask },
1413
#define DEFHEADING(text)
1414
#include "qemu-options.def"
1415
#undef DEF
1416
#undef DEFHEADING
1417
#undef GEN_DOCS
1418
    { NULL },
1419
};
1420
static void select_vgahw (const char *p)
1421
{
1422
    const char *opts;
1423

    
1424
    default_vga = 0;
1425
    vga_interface_type = VGA_NONE;
1426
    if (strstart(p, "std", &opts)) {
1427
        vga_interface_type = VGA_STD;
1428
    } else if (strstart(p, "cirrus", &opts)) {
1429
        vga_interface_type = VGA_CIRRUS;
1430
    } else if (strstart(p, "vmware", &opts)) {
1431
        vga_interface_type = VGA_VMWARE;
1432
    } else if (strstart(p, "xenfb", &opts)) {
1433
        vga_interface_type = VGA_XENFB;
1434
    } else if (!strstart(p, "none", &opts)) {
1435
    invalid_vga:
1436
        fprintf(stderr, "Unknown vga type: %s\n", p);
1437
        exit(1);
1438
    }
1439
    while (*opts) {
1440
        const char *nextopt;
1441

    
1442
        if (strstart(opts, ",retrace=", &nextopt)) {
1443
            opts = nextopt;
1444
            if (strstart(opts, "dumb", &nextopt))
1445
                vga_retrace_method = VGA_RETRACE_DUMB;
1446
            else if (strstart(opts, "precise", &nextopt))
1447
                vga_retrace_method = VGA_RETRACE_PRECISE;
1448
            else goto invalid_vga;
1449
        } else goto invalid_vga;
1450
        opts = nextopt;
1451
    }
1452
}
1453

    
1454
static int balloon_parse(const char *arg)
1455
{
1456
    QemuOpts *opts;
1457

    
1458
    if (strcmp(arg, "none") == 0) {
1459
        return 0;
1460
    }
1461

    
1462
    if (!strncmp(arg, "virtio", 6)) {
1463
        if (arg[6] == ',') {
1464
            /* have params -> parse them */
1465
            opts = qemu_opts_parse(&qemu_device_opts, arg+7, 0);
1466
            if (!opts)
1467
                return  -1;
1468
        } else {
1469
            /* create empty opts */
1470
            opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1471
        }
1472
        qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1473
        return 0;
1474
    }
1475

    
1476
    return -1;
1477
}
1478

    
1479
char *qemu_find_file(int type, const char *name)
1480
{
1481
    int len;
1482
    const char *subdir;
1483
    char *buf;
1484

    
1485
    /* If name contains path separators then try it as a straight path.  */
1486
    if ((strchr(name, '/') || strchr(name, '\\'))
1487
        && access(name, R_OK) == 0) {
1488
        return qemu_strdup(name);
1489
    }
1490
    switch (type) {
1491
    case QEMU_FILE_TYPE_BIOS:
1492
        subdir = "";
1493
        break;
1494
    case QEMU_FILE_TYPE_KEYMAP:
1495
        subdir = "keymaps/";
1496
        break;
1497
    default:
1498
        abort();
1499
    }
1500
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1501
    buf = qemu_mallocz(len);
1502
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1503
    if (access(buf, R_OK)) {
1504
        qemu_free(buf);
1505
        return NULL;
1506
    }
1507
    return buf;
1508
}
1509

    
1510
static int device_help_func(QemuOpts *opts, void *opaque)
1511
{
1512
    return qdev_device_help(opts);
1513
}
1514

    
1515
static int device_init_func(QemuOpts *opts, void *opaque)
1516
{
1517
    DeviceState *dev;
1518

    
1519
    dev = qdev_device_add(opts);
1520
    if (!dev)
1521
        return -1;
1522
    return 0;
1523
}
1524

    
1525
static int chardev_init_func(QemuOpts *opts, void *opaque)
1526
{
1527
    CharDriverState *chr;
1528

    
1529
    chr = qemu_chr_open_opts(opts, NULL);
1530
    if (!chr)
1531
        return -1;
1532
    return 0;
1533
}
1534

    
1535
#ifdef CONFIG_VIRTFS
1536
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1537
{
1538
    int ret;
1539
    ret = qemu_fsdev_add(opts);
1540

    
1541
    return ret;
1542
}
1543
#endif
1544

    
1545
static int mon_init_func(QemuOpts *opts, void *opaque)
1546
{
1547
    CharDriverState *chr;
1548
    const char *chardev;
1549
    const char *mode;
1550
    int flags;
1551

    
1552
    mode = qemu_opt_get(opts, "mode");
1553
    if (mode == NULL) {
1554
        mode = "readline";
1555
    }
1556
    if (strcmp(mode, "readline") == 0) {
1557
        flags = MONITOR_USE_READLINE;
1558
    } else if (strcmp(mode, "control") == 0) {
1559
        flags = MONITOR_USE_CONTROL;
1560
    } else {
1561
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1562
        exit(1);
1563
    }
1564

    
1565
    if (qemu_opt_get_bool(opts, "default", 0))
1566
        flags |= MONITOR_IS_DEFAULT;
1567

    
1568
    chardev = qemu_opt_get(opts, "chardev");
1569
    chr = qemu_chr_find(chardev);
1570
    if (chr == NULL) {
1571
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1572
        exit(1);
1573
    }
1574

    
1575
    monitor_init(chr, flags);
1576
    return 0;
1577
}
1578

    
1579
static void monitor_parse(const char *optarg, const char *mode)
1580
{
1581
    static int monitor_device_index = 0;
1582
    QemuOpts *opts;
1583
    const char *p;
1584
    char label[32];
1585
    int def = 0;
1586

    
1587
    if (strstart(optarg, "chardev:", &p)) {
1588
        snprintf(label, sizeof(label), "%s", p);
1589
    } else {
1590
        snprintf(label, sizeof(label), "compat_monitor%d",
1591
                 monitor_device_index);
1592
        if (monitor_device_index == 0) {
1593
            def = 1;
1594
        }
1595
        opts = qemu_chr_parse_compat(label, optarg);
1596
        if (!opts) {
1597
            fprintf(stderr, "parse error: %s\n", optarg);
1598
            exit(1);
1599
        }
1600
    }
1601

    
1602
    opts = qemu_opts_create(&qemu_mon_opts, label, 1);
1603
    if (!opts) {
1604
        fprintf(stderr, "duplicate chardev: %s\n", label);
1605
        exit(1);
1606
    }
1607
    qemu_opt_set(opts, "mode", mode);
1608
    qemu_opt_set(opts, "chardev", label);
1609
    if (def)
1610
        qemu_opt_set(opts, "default", "on");
1611
    monitor_device_index++;
1612
}
1613

    
1614
struct device_config {
1615
    enum {
1616
        DEV_USB,       /* -usbdevice     */
1617
        DEV_BT,        /* -bt            */
1618
        DEV_SERIAL,    /* -serial        */
1619
        DEV_PARALLEL,  /* -parallel      */
1620
        DEV_VIRTCON,   /* -virtioconsole */
1621
        DEV_DEBUGCON,  /* -debugcon */
1622
    } type;
1623
    const char *cmdline;
1624
    QTAILQ_ENTRY(device_config) next;
1625
};
1626
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1627

    
1628
static void add_device_config(int type, const char *cmdline)
1629
{
1630
    struct device_config *conf;
1631

    
1632
    conf = qemu_mallocz(sizeof(*conf));
1633
    conf->type = type;
1634
    conf->cmdline = cmdline;
1635
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1636
}
1637

    
1638
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1639
{
1640
    struct device_config *conf;
1641
    int rc;
1642

    
1643
    QTAILQ_FOREACH(conf, &device_configs, next) {
1644
        if (conf->type != type)
1645
            continue;
1646
        rc = func(conf->cmdline);
1647
        if (0 != rc)
1648
            return rc;
1649
    }
1650
    return 0;
1651
}
1652

    
1653
static int serial_parse(const char *devname)
1654
{
1655
    static int index = 0;
1656
    char label[32];
1657

    
1658
    if (strcmp(devname, "none") == 0)
1659
        return 0;
1660
    if (index == MAX_SERIAL_PORTS) {
1661
        fprintf(stderr, "qemu: too many serial ports\n");
1662
        exit(1);
1663
    }
1664
    snprintf(label, sizeof(label), "serial%d", index);
1665
    serial_hds[index] = qemu_chr_open(label, devname, NULL);
1666
    if (!serial_hds[index]) {
1667
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1668
                devname, strerror(errno));
1669
        return -1;
1670
    }
1671
    index++;
1672
    return 0;
1673
}
1674

    
1675
static int parallel_parse(const char *devname)
1676
{
1677
    static int index = 0;
1678
    char label[32];
1679

    
1680
    if (strcmp(devname, "none") == 0)
1681
        return 0;
1682
    if (index == MAX_PARALLEL_PORTS) {
1683
        fprintf(stderr, "qemu: too many parallel ports\n");
1684
        exit(1);
1685
    }
1686
    snprintf(label, sizeof(label), "parallel%d", index);
1687
    parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1688
    if (!parallel_hds[index]) {
1689
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1690
                devname, strerror(errno));
1691
        return -1;
1692
    }
1693
    index++;
1694
    return 0;
1695
}
1696

    
1697
static int virtcon_parse(const char *devname)
1698
{
1699
    static int index = 0;
1700
    char label[32];
1701
    QemuOpts *bus_opts, *dev_opts;
1702

    
1703
    if (strcmp(devname, "none") == 0)
1704
        return 0;
1705
    if (index == MAX_VIRTIO_CONSOLES) {
1706
        fprintf(stderr, "qemu: too many virtio consoles\n");
1707
        exit(1);
1708
    }
1709

    
1710
    bus_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1711
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1712

    
1713
    dev_opts = qemu_opts_create(&qemu_device_opts, NULL, 0);
1714
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1715

    
1716
    snprintf(label, sizeof(label), "virtcon%d", index);
1717
    virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1718
    if (!virtcon_hds[index]) {
1719
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1720
                devname, strerror(errno));
1721
        return -1;
1722
    }
1723
    qemu_opt_set(dev_opts, "chardev", label);
1724

    
1725
    index++;
1726
    return 0;
1727
}
1728

    
1729
static int debugcon_parse(const char *devname)
1730
{   
1731
    QemuOpts *opts;
1732

    
1733
    if (!qemu_chr_open("debugcon", devname, NULL)) {
1734
        exit(1);
1735
    }
1736
    opts = qemu_opts_create(&qemu_device_opts, "debugcon", 1);
1737
    if (!opts) {
1738
        fprintf(stderr, "qemu: already have a debugcon device\n");
1739
        exit(1);
1740
    }
1741
    qemu_opt_set(opts, "driver", "isa-debugcon");
1742
    qemu_opt_set(opts, "chardev", "debugcon");
1743
    return 0;
1744
}
1745

    
1746
void qemu_add_exit_notifier(Notifier *notify)
1747
{
1748
    notifier_list_add(&exit_notifiers, notify);
1749
}
1750

    
1751
void qemu_remove_exit_notifier(Notifier *notify)
1752
{
1753
    notifier_list_remove(&exit_notifiers, notify);
1754
}
1755

    
1756
static void qemu_run_exit_notifiers(void)
1757
{
1758
    notifier_list_notify(&exit_notifiers);
1759
}
1760

    
1761
static const QEMUOption *lookup_opt(int argc, char **argv,
1762
                                    const char **poptarg, int *poptind)
1763
{
1764
    const QEMUOption *popt;
1765
    int optind = *poptind;
1766
    char *r = argv[optind];
1767
    const char *optarg;
1768

    
1769
    loc_set_cmdline(argv, optind, 1);
1770
    optind++;
1771
    /* Treat --foo the same as -foo.  */
1772
    if (r[1] == '-')
1773
        r++;
1774
    popt = qemu_options;
1775
    for(;;) {
1776
        if (!popt->name) {
1777
            error_report("invalid option");
1778
            exit(1);
1779
        }
1780
        if (!strcmp(popt->name, r + 1))
1781
            break;
1782
        popt++;
1783
    }
1784
    if (popt->flags & HAS_ARG) {
1785
        if (optind >= argc) {
1786
            error_report("requires an argument");
1787
            exit(1);
1788
        }
1789
        optarg = argv[optind++];
1790
        loc_set_cmdline(argv, optind - 2, 2);
1791
    } else {
1792
        optarg = NULL;
1793
    }
1794

    
1795
    *poptarg = optarg;
1796
    *poptind = optind;
1797

    
1798
    return popt;
1799
}
1800

    
1801
int main(int argc, char **argv, char **envp)
1802
{
1803
    const char *gdbstub_dev = NULL;
1804
    int i;
1805
    int snapshot, linux_boot;
1806
    const char *icount_option = NULL;
1807
    const char *initrd_filename;
1808
    const char *kernel_filename, *kernel_cmdline;
1809
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
1810
    DisplayState *ds;
1811
    DisplayChangeListener *dcl;
1812
    int cyls, heads, secs, translation;
1813
    QemuOpts *hda_opts = NULL, *opts;
1814
    int optind;
1815
    const char *optarg;
1816
    const char *loadvm = NULL;
1817
    QEMUMachine *machine;
1818
    const char *cpu_model;
1819
    int tb_size;
1820
    const char *pid_file = NULL;
1821
    const char *incoming = NULL;
1822
    int show_vnc_port = 0;
1823
    int defconfig = 1;
1824

    
1825
    atexit(qemu_run_exit_notifiers);
1826
    error_set_progname(argv[0]);
1827

    
1828
    init_clocks();
1829

    
1830
    qemu_cache_utils_init(envp);
1831

    
1832
    QLIST_INIT (&vm_change_state_head);
1833
    os_setup_early_signal_handling();
1834

    
1835
    module_call_init(MODULE_INIT_MACHINE);
1836
    machine = find_default_machine();
1837
    cpu_model = NULL;
1838
    initrd_filename = NULL;
1839
    ram_size = 0;
1840
    snapshot = 0;
1841
    kernel_filename = NULL;
1842
    kernel_cmdline = "";
1843
    cyls = heads = secs = 0;
1844
    translation = BIOS_ATA_TRANSLATION_AUTO;
1845

    
1846
    for (i = 0; i < MAX_NODES; i++) {
1847
        node_mem[i] = 0;
1848
        node_cpumask[i] = 0;
1849
    }
1850

    
1851
    nb_numa_nodes = 0;
1852
    nb_nics = 0;
1853

    
1854
    tb_size = 0;
1855
    autostart= 1;
1856

    
1857
    /* first pass of option parsing */
1858
    optind = 1;
1859
    while (optind < argc) {
1860
        if (argv[optind][0] != '-') {
1861
            /* disk image */
1862
            optind++;
1863
            continue;
1864
        } else {
1865
            const QEMUOption *popt;
1866

    
1867
            popt = lookup_opt(argc, argv, &optarg, &optind);
1868
            switch (popt->index) {
1869
            case QEMU_OPTION_nodefconfig:
1870
                defconfig=0;
1871
                break;
1872
            }
1873
        }
1874
    }
1875

    
1876
    if (defconfig) {
1877
        int ret;
1878

    
1879
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
1880
        if (ret < 0 && ret != -ENOENT) {
1881
            exit(1);
1882
        }
1883

    
1884
        ret = qemu_read_config_file(arch_config_name);
1885
        if (ret < 0 && ret != -ENOENT) {
1886
            exit(1);
1887
        }
1888
    }
1889
    cpudef_init();
1890

    
1891
    /* second pass of option parsing */
1892
    optind = 1;
1893
    for(;;) {
1894
        if (optind >= argc)
1895
            break;
1896
        if (argv[optind][0] != '-') {
1897
            hda_opts = drive_add(argv[optind++], HD_ALIAS, 0);
1898
        } else {
1899
            const QEMUOption *popt;
1900

    
1901
            popt = lookup_opt(argc, argv, &optarg, &optind);
1902
            if (!(popt->arch_mask & arch_type)) {
1903
                printf("Option %s not supported for this target\n", popt->name);
1904
                exit(1);
1905
            }
1906
            switch(popt->index) {
1907
            case QEMU_OPTION_M:
1908
                machine = find_machine(optarg);
1909
                if (!machine) {
1910
                    QEMUMachine *m;
1911
                    printf("Supported machines are:\n");
1912
                    for(m = first_machine; m != NULL; m = m->next) {
1913
                        if (m->alias)
1914
                            printf("%-10s %s (alias of %s)\n",
1915
                                   m->alias, m->desc, m->name);
1916
                        printf("%-10s %s%s\n",
1917
                               m->name, m->desc,
1918
                               m->is_default ? " (default)" : "");
1919
                    }
1920
                    exit(*optarg != '?');
1921
                }
1922
                break;
1923
            case QEMU_OPTION_cpu:
1924
                /* hw initialization will check this */
1925
                if (*optarg == '?') {
1926
                    list_cpus(stdout, &fprintf, optarg);
1927
                    exit(0);
1928
                } else {
1929
                    cpu_model = optarg;
1930
                }
1931
                break;
1932
            case QEMU_OPTION_initrd:
1933
                initrd_filename = optarg;
1934
                break;
1935
            case QEMU_OPTION_hda:
1936
                if (cyls == 0)
1937
                    hda_opts = drive_add(optarg, HD_ALIAS, 0);
1938
                else
1939
                    hda_opts = drive_add(optarg, HD_ALIAS
1940
                             ",cyls=%d,heads=%d,secs=%d%s",
1941
                             0, cyls, heads, secs,
1942
                             translation == BIOS_ATA_TRANSLATION_LBA ?
1943
                                 ",trans=lba" :
1944
                             translation == BIOS_ATA_TRANSLATION_NONE ?
1945
                                 ",trans=none" : "");
1946
                 break;
1947
            case QEMU_OPTION_hdb:
1948
            case QEMU_OPTION_hdc:
1949
            case QEMU_OPTION_hdd:
1950
                drive_add(optarg, HD_ALIAS, popt->index - QEMU_OPTION_hda);
1951
                break;
1952
            case QEMU_OPTION_drive:
1953
                drive_add(NULL, "%s", optarg);
1954
                break;
1955
            case QEMU_OPTION_set:
1956
                if (qemu_set_option(optarg) != 0)
1957
                    exit(1);
1958
                break;
1959
            case QEMU_OPTION_global:
1960
                if (qemu_global_option(optarg) != 0)
1961
                    exit(1);
1962
                break;
1963
            case QEMU_OPTION_mtdblock:
1964
                drive_add(optarg, MTD_ALIAS);
1965
                break;
1966
            case QEMU_OPTION_sd:
1967
                drive_add(optarg, SD_ALIAS);
1968
                break;
1969
            case QEMU_OPTION_pflash:
1970
                drive_add(optarg, PFLASH_ALIAS);
1971
                break;
1972
            case QEMU_OPTION_snapshot:
1973
                snapshot = 1;
1974
                break;
1975
            case QEMU_OPTION_hdachs:
1976
                {
1977
                    const char *p;
1978
                    p = optarg;
1979
                    cyls = strtol(p, (char **)&p, 0);
1980
                    if (cyls < 1 || cyls > 16383)
1981
                        goto chs_fail;
1982
                    if (*p != ',')
1983
                        goto chs_fail;
1984
                    p++;
1985
                    heads = strtol(p, (char **)&p, 0);
1986
                    if (heads < 1 || heads > 16)
1987
                        goto chs_fail;
1988
                    if (*p != ',')
1989
                        goto chs_fail;
1990
                    p++;
1991
                    secs = strtol(p, (char **)&p, 0);
1992
                    if (secs < 1 || secs > 63)
1993
                        goto chs_fail;
1994
                    if (*p == ',') {
1995
                        p++;
1996
                        if (!strcmp(p, "none"))
1997
                            translation = BIOS_ATA_TRANSLATION_NONE;
1998
                        else if (!strcmp(p, "lba"))
1999
                            translation = BIOS_ATA_TRANSLATION_LBA;
2000
                        else if (!strcmp(p, "auto"))
2001
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2002
                        else
2003
                            goto chs_fail;
2004
                    } else if (*p != '\0') {
2005
                    chs_fail:
2006
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2007
                        exit(1);
2008
                    }
2009
                    if (hda_opts != NULL) {
2010
                        char num[16];
2011
                        snprintf(num, sizeof(num), "%d", cyls);
2012
                        qemu_opt_set(hda_opts, "cyls", num);
2013
                        snprintf(num, sizeof(num), "%d", heads);
2014
                        qemu_opt_set(hda_opts, "heads", num);
2015
                        snprintf(num, sizeof(num), "%d", secs);
2016
                        qemu_opt_set(hda_opts, "secs", num);
2017
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2018
                            qemu_opt_set(hda_opts, "trans", "lba");
2019
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2020
                            qemu_opt_set(hda_opts, "trans", "none");
2021
                    }
2022
                }
2023
                break;
2024
            case QEMU_OPTION_numa:
2025
                if (nb_numa_nodes >= MAX_NODES) {
2026
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2027
                    exit(1);
2028
                }
2029
                numa_add(optarg);
2030
                break;
2031
            case QEMU_OPTION_nographic:
2032
                display_type = DT_NOGRAPHIC;
2033
                break;
2034
#ifdef CONFIG_CURSES
2035
            case QEMU_OPTION_curses:
2036
                display_type = DT_CURSES;
2037
                break;
2038
#endif
2039
            case QEMU_OPTION_portrait:
2040
                graphic_rotate = 1;
2041
                break;
2042
            case QEMU_OPTION_kernel:
2043
                kernel_filename = optarg;
2044
                break;
2045
            case QEMU_OPTION_append:
2046
                kernel_cmdline = optarg;
2047
                break;
2048
            case QEMU_OPTION_cdrom:
2049
                drive_add(optarg, CDROM_ALIAS);
2050
                break;
2051
            case QEMU_OPTION_boot:
2052
                {
2053
                    static const char * const params[] = {
2054
                        "order", "once", "menu", NULL
2055
                    };
2056
                    char buf[sizeof(boot_devices)];
2057
                    char *standard_boot_devices;
2058
                    int legacy = 0;
2059

    
2060
                    if (!strchr(optarg, '=')) {
2061
                        legacy = 1;
2062
                        pstrcpy(buf, sizeof(buf), optarg);
2063
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2064
                        fprintf(stderr,
2065
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2066
                                buf, optarg);
2067
                        exit(1);
2068
                    }
2069

    
2070
                    if (legacy ||
2071
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2072
                        validate_bootdevices(buf);
2073
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2074
                    }
2075
                    if (!legacy) {
2076
                        if (get_param_value(buf, sizeof(buf),
2077
                                            "once", optarg)) {
2078
                            validate_bootdevices(buf);
2079
                            standard_boot_devices = qemu_strdup(boot_devices);
2080
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2081
                            qemu_register_reset(restore_boot_devices,
2082
                                                standard_boot_devices);
2083
                        }
2084
                        if (get_param_value(buf, sizeof(buf),
2085
                                            "menu", optarg)) {
2086
                            if (!strcmp(buf, "on")) {
2087
                                boot_menu = 1;
2088
                            } else if (!strcmp(buf, "off")) {
2089
                                boot_menu = 0;
2090
                            } else {
2091
                                fprintf(stderr,
2092
                                        "qemu: invalid option value '%s'\n",
2093
                                        buf);
2094
                                exit(1);
2095
                            }
2096
                        }
2097
                    }
2098
                }
2099
                break;
2100
            case QEMU_OPTION_fda:
2101
            case QEMU_OPTION_fdb:
2102
                drive_add(optarg, FD_ALIAS, popt->index - QEMU_OPTION_fda);
2103
                break;
2104
            case QEMU_OPTION_no_fd_bootchk:
2105
                fd_bootchk = 0;
2106
                break;
2107
            case QEMU_OPTION_netdev:
2108
                if (net_client_parse(&qemu_netdev_opts, optarg) == -1) {
2109
                    exit(1);
2110
                }
2111
                break;
2112
            case QEMU_OPTION_net:
2113
                if (net_client_parse(&qemu_net_opts, optarg) == -1) {
2114
                    exit(1);
2115
                }
2116
                break;
2117
#ifdef CONFIG_SLIRP
2118
            case QEMU_OPTION_tftp:
2119
                legacy_tftp_prefix = optarg;
2120
                break;
2121
            case QEMU_OPTION_bootp:
2122
                legacy_bootp_filename = optarg;
2123
                break;
2124
            case QEMU_OPTION_redir:
2125
                if (net_slirp_redir(optarg) < 0)
2126
                    exit(1);
2127
                break;
2128
#endif
2129
            case QEMU_OPTION_bt:
2130
                add_device_config(DEV_BT, optarg);
2131
                break;
2132
            case QEMU_OPTION_audio_help:
2133
                if (!(audio_available())) {
2134
                    printf("Option %s not supported for this target\n", popt->name);
2135
                    exit(1);
2136
                }
2137
                AUD_help ();
2138
                exit (0);
2139
                break;
2140
            case QEMU_OPTION_soundhw:
2141
                if (!(audio_available())) {
2142
                    printf("Option %s not supported for this target\n", popt->name);
2143
                    exit(1);
2144
                }
2145
                select_soundhw (optarg);
2146
                break;
2147
            case QEMU_OPTION_h:
2148
                help(0);
2149
                break;
2150
            case QEMU_OPTION_version:
2151
                version();
2152
                exit(0);
2153
                break;
2154
            case QEMU_OPTION_m: {
2155
                uint64_t value;
2156
                char *ptr;
2157

    
2158
                value = strtoul(optarg, &ptr, 10);
2159
                switch (*ptr) {
2160
                case 0: case 'M': case 'm':
2161
                    value <<= 20;
2162
                    break;
2163
                case 'G': case 'g':
2164
                    value <<= 30;
2165
                    break;
2166
                default:
2167
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2168
                    exit(1);
2169
                }
2170

    
2171
                /* On 32-bit hosts, QEMU is limited by virtual address space */
2172
                if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2173
                    fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2174
                    exit(1);
2175
                }
2176
                if (value != (uint64_t)(ram_addr_t)value) {
2177
                    fprintf(stderr, "qemu: ram size too large\n");
2178
                    exit(1);
2179
                }
2180
                ram_size = value;
2181
                break;
2182
            }
2183
            case QEMU_OPTION_mempath:
2184
                mem_path = optarg;
2185
                break;
2186
#ifdef MAP_POPULATE
2187
            case QEMU_OPTION_mem_prealloc:
2188
                mem_prealloc = 1;
2189
                break;
2190
#endif
2191
            case QEMU_OPTION_d:
2192
                set_cpu_log(optarg);
2193
                break;
2194
            case QEMU_OPTION_s:
2195
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2196
                break;
2197
            case QEMU_OPTION_gdb:
2198
                gdbstub_dev = optarg;
2199
                break;
2200
            case QEMU_OPTION_L:
2201
                data_dir = optarg;
2202
                break;
2203
            case QEMU_OPTION_bios:
2204
                bios_name = optarg;
2205
                break;
2206
            case QEMU_OPTION_singlestep:
2207
                singlestep = 1;
2208
                break;
2209
            case QEMU_OPTION_S:
2210
                autostart = 0;
2211
                break;
2212
            case QEMU_OPTION_k:
2213
                keyboard_layout = optarg;
2214
                break;
2215
            case QEMU_OPTION_localtime:
2216
                rtc_utc = 0;
2217
                break;
2218
            case QEMU_OPTION_vga:
2219
                select_vgahw (optarg);
2220
                break;
2221
            case QEMU_OPTION_g:
2222
                {
2223
                    const char *p;
2224
                    int w, h, depth;
2225
                    p = optarg;
2226
                    w = strtol(p, (char **)&p, 10);
2227
                    if (w <= 0) {
2228
                    graphic_error:
2229
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2230
                        exit(1);
2231
                    }
2232
                    if (*p != 'x')
2233
                        goto graphic_error;
2234
                    p++;
2235
                    h = strtol(p, (char **)&p, 10);
2236
                    if (h <= 0)
2237
                        goto graphic_error;
2238
                    if (*p == 'x') {
2239
                        p++;
2240
                        depth = strtol(p, (char **)&p, 10);
2241
                        if (depth != 8 && depth != 15 && depth != 16 &&
2242
                            depth != 24 && depth != 32)
2243
                            goto graphic_error;
2244
                    } else if (*p == '\0') {
2245
                        depth = graphic_depth;
2246
                    } else {
2247
                        goto graphic_error;
2248
                    }
2249

    
2250
                    graphic_width = w;
2251
                    graphic_height = h;
2252
                    graphic_depth = depth;
2253
                }
2254
                break;
2255
            case QEMU_OPTION_echr:
2256
                {
2257
                    char *r;
2258
                    term_escape_char = strtol(optarg, &r, 0);
2259
                    if (r == optarg)
2260
                        printf("Bad argument to echr\n");
2261
                    break;
2262
                }
2263
            case QEMU_OPTION_monitor:
2264
                monitor_parse(optarg, "readline");
2265
                default_monitor = 0;
2266
                break;
2267
            case QEMU_OPTION_qmp:
2268
                monitor_parse(optarg, "control");
2269
                default_monitor = 0;
2270
                break;
2271
            case QEMU_OPTION_mon:
2272
                opts = qemu_opts_parse(&qemu_mon_opts, optarg, 1);
2273
                if (!opts) {
2274
                    exit(1);
2275
                }
2276
                default_monitor = 0;
2277
                break;
2278
            case QEMU_OPTION_chardev:
2279
                opts = qemu_opts_parse(&qemu_chardev_opts, optarg, 1);
2280
                if (!opts) {
2281
                    exit(1);
2282
                }
2283
                break;
2284
#ifdef CONFIG_VIRTFS
2285
            case QEMU_OPTION_fsdev:
2286
                opts = qemu_opts_parse(&qemu_fsdev_opts, optarg, 1);
2287
                if (!opts) {
2288
                    fprintf(stderr, "parse error: %s\n", optarg);
2289
                    exit(1);
2290
                }
2291
                break;
2292
            case QEMU_OPTION_virtfs: {
2293
                char *arg_fsdev = NULL;
2294
                char *arg_9p = NULL;
2295
                int len = 0;
2296

    
2297
                opts = qemu_opts_parse(&qemu_virtfs_opts, optarg, 1);
2298
                if (!opts) {
2299
                    fprintf(stderr, "parse error: %s\n", optarg);
2300
                    exit(1);
2301
                }
2302

    
2303
                if (qemu_opt_get(opts, "fstype") == NULL ||
2304
                        qemu_opt_get(opts, "mount_tag") == NULL ||
2305
                        qemu_opt_get(opts, "path") == NULL ||
2306
                        qemu_opt_get(opts, "security_model") == NULL) {
2307
                    fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2308
                            "security_model=[mapped|passthrough],"
2309
                            "mnt_tag=tag.\n");
2310
                    exit(1);
2311
                }
2312

    
2313
                len = strlen(",id=,path=,security_model=");
2314
                len += strlen(qemu_opt_get(opts, "fstype"));
2315
                len += strlen(qemu_opt_get(opts, "mount_tag"));
2316
                len += strlen(qemu_opt_get(opts, "path"));
2317
                len += strlen(qemu_opt_get(opts, "security_model"));
2318
                arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2319

    
2320
                if (!arg_fsdev) {
2321
                    fprintf(stderr, "No memory to parse -fsdev for %s\n",
2322
                            optarg);
2323
                    exit(1);
2324
                }
2325

    
2326
                sprintf(arg_fsdev, "%s,id=%s,path=%s,security_model=%s",
2327
                                qemu_opt_get(opts, "fstype"),
2328
                                qemu_opt_get(opts, "mount_tag"),
2329
                                qemu_opt_get(opts, "path"),
2330
                                qemu_opt_get(opts, "security_model"));
2331

    
2332
                len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2333
                len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2334
                arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2335

    
2336
                if (!arg_9p) {
2337
                    fprintf(stderr, "No memory to parse -device for %s\n",
2338
                            optarg);
2339
                    exit(1);
2340
                }
2341

    
2342
                sprintf(arg_9p, "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2343
                                qemu_opt_get(opts, "mount_tag"),
2344
                                qemu_opt_get(opts, "mount_tag"));
2345

    
2346
                if (!qemu_opts_parse(&qemu_fsdev_opts, arg_fsdev, 1)) {
2347
                    fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2348
                    exit(1);
2349
                }
2350

    
2351
                if (!qemu_opts_parse(&qemu_device_opts, arg_9p, 1)) {
2352
                    fprintf(stderr, "parse error [device]: %s\n", optarg);
2353
                    exit(1);
2354
                }
2355

    
2356
                qemu_free(arg_fsdev);
2357
                qemu_free(arg_9p);
2358
                break;
2359
            }
2360
#endif
2361
            case QEMU_OPTION_serial:
2362
                add_device_config(DEV_SERIAL, optarg);
2363
                default_serial = 0;
2364
                if (strncmp(optarg, "mon:", 4) == 0) {
2365
                    default_monitor = 0;
2366
                }
2367
                break;
2368
            case QEMU_OPTION_watchdog:
2369
                if (watchdog) {
2370
                    fprintf(stderr,
2371
                            "qemu: only one watchdog option may be given\n");
2372
                    return 1;
2373
                }
2374
                watchdog = optarg;
2375
                break;
2376
            case QEMU_OPTION_watchdog_action:
2377
                if (select_watchdog_action(optarg) == -1) {
2378
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2379
                    exit(1);
2380
                }
2381
                break;
2382
            case QEMU_OPTION_virtiocon:
2383
                add_device_config(DEV_VIRTCON, optarg);
2384
                default_virtcon = 0;
2385
                if (strncmp(optarg, "mon:", 4) == 0) {
2386
                    default_monitor = 0;
2387
                }
2388
                break;
2389
            case QEMU_OPTION_parallel:
2390
                add_device_config(DEV_PARALLEL, optarg);
2391
                default_parallel = 0;
2392
                if (strncmp(optarg, "mon:", 4) == 0) {
2393
                    default_monitor = 0;
2394
                }
2395
                break;
2396
            case QEMU_OPTION_debugcon:
2397
                add_device_config(DEV_DEBUGCON, optarg);
2398
                break;
2399
            case QEMU_OPTION_loadvm:
2400
                loadvm = optarg;
2401
                break;
2402
            case QEMU_OPTION_full_screen:
2403
                full_screen = 1;
2404
                break;
2405
#ifdef CONFIG_SDL
2406
            case QEMU_OPTION_no_frame:
2407
                no_frame = 1;
2408
                break;
2409
            case QEMU_OPTION_alt_grab:
2410
                alt_grab = 1;
2411
                break;
2412
            case QEMU_OPTION_ctrl_grab:
2413
                ctrl_grab = 1;
2414
                break;
2415
            case QEMU_OPTION_no_quit:
2416
                no_quit = 1;
2417
                break;
2418
            case QEMU_OPTION_sdl:
2419
                display_type = DT_SDL;
2420
                break;
2421
#endif
2422
            case QEMU_OPTION_pidfile:
2423
                pid_file = optarg;
2424
                break;
2425
            case QEMU_OPTION_win2k_hack:
2426
                win2k_install_hack = 1;
2427
                break;
2428
            case QEMU_OPTION_rtc_td_hack:
2429
                rtc_td_hack = 1;
2430
                break;
2431
            case QEMU_OPTION_acpitable:
2432
                do_acpitable_option(optarg);
2433
                break;
2434
            case QEMU_OPTION_smbios:
2435
                do_smbios_option(optarg);
2436
                break;
2437
            case QEMU_OPTION_enable_kvm:
2438
                kvm_allowed = 1;
2439
                break;
2440
            case QEMU_OPTION_usb:
2441
                usb_enabled = 1;
2442
                break;
2443
            case QEMU_OPTION_usbdevice:
2444
                usb_enabled = 1;
2445
                add_device_config(DEV_USB, optarg);
2446
                break;
2447
            case QEMU_OPTION_device:
2448
                if (!qemu_opts_parse(&qemu_device_opts, optarg, 1)) {
2449
                    exit(1);
2450
                }
2451
                break;
2452
            case QEMU_OPTION_smp:
2453
                smp_parse(optarg);
2454
                if (smp_cpus < 1) {
2455
                    fprintf(stderr, "Invalid number of CPUs\n");
2456
                    exit(1);
2457
                }
2458
                if (max_cpus < smp_cpus) {
2459
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2460
                            "smp\n");
2461
                    exit(1);
2462
                }
2463
                if (max_cpus > 255) {
2464
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2465
                    exit(1);
2466
                }
2467
                break;
2468
            case QEMU_OPTION_vnc:
2469
                display_type = DT_VNC;
2470
                vnc_display = optarg;
2471
                break;
2472
            case QEMU_OPTION_no_acpi:
2473
                acpi_enabled = 0;
2474
                break;
2475
            case QEMU_OPTION_no_hpet:
2476
                no_hpet = 1;
2477
                break;
2478
            case QEMU_OPTION_balloon:
2479
                if (balloon_parse(optarg) < 0) {
2480
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2481
                    exit(1);
2482
                }
2483
                break;
2484
            case QEMU_OPTION_no_reboot:
2485
                no_reboot = 1;
2486
                break;
2487
            case QEMU_OPTION_no_shutdown:
2488
                no_shutdown = 1;
2489
                break;
2490
            case QEMU_OPTION_show_cursor:
2491
                cursor_hide = 0;
2492
                break;
2493
            case QEMU_OPTION_uuid:
2494
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2495
                    fprintf(stderr, "Fail to parse UUID string."
2496
                            " Wrong format.\n");
2497
                    exit(1);
2498
                }
2499
                break;
2500
            case QEMU_OPTION_option_rom:
2501
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2502
                    fprintf(stderr, "Too many option ROMs\n");
2503
                    exit(1);
2504
                }
2505
                option_rom[nb_option_roms] = optarg;
2506
                nb_option_roms++;
2507
                break;
2508
            case QEMU_OPTION_semihosting:
2509
                semihosting_enabled = 1;
2510
                break;
2511
            case QEMU_OPTION_name:
2512
                qemu_name = qemu_strdup(optarg);
2513
                 {
2514
                     char *p = strchr(qemu_name, ',');
2515
                     if (p != NULL) {
2516
                        *p++ = 0;
2517
                        if (strncmp(p, "process=", 8)) {
2518
                            fprintf(stderr, "Unknown subargument %s to -name", p);
2519
                            exit(1);
2520
                        }
2521
                        p += 8;
2522
                        os_set_proc_name(p);
2523
                     }        
2524
                 }        
2525
                break;
2526
            case QEMU_OPTION_prom_env:
2527
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2528
                    fprintf(stderr, "Too many prom variables\n");
2529
                    exit(1);
2530
                }
2531
                prom_envs[nb_prom_envs] = optarg;
2532
                nb_prom_envs++;
2533
                break;
2534
            case QEMU_OPTION_old_param:
2535
                old_param = 1;
2536
                break;
2537
            case QEMU_OPTION_clock:
2538
                configure_alarms(optarg);
2539
                break;
2540
            case QEMU_OPTION_startdate:
2541
                configure_rtc_date_offset(optarg, 1);
2542
                break;
2543
            case QEMU_OPTION_rtc:
2544
                opts = qemu_opts_parse(&qemu_rtc_opts, optarg, 0);
2545
                if (!opts) {
2546
                    exit(1);
2547
                }
2548
                configure_rtc(opts);
2549
                break;
2550
            case QEMU_OPTION_tb_size:
2551
                tb_size = strtol(optarg, NULL, 0);
2552
                if (tb_size < 0)
2553
                    tb_size = 0;
2554
                break;
2555
            case QEMU_OPTION_icount:
2556
                icount_option = optarg;
2557
                break;
2558
            case QEMU_OPTION_incoming:
2559
                incoming = optarg;
2560
                break;
2561
            case QEMU_OPTION_nodefaults:
2562
                default_serial = 0;
2563
                default_parallel = 0;
2564
                default_virtcon = 0;
2565
                default_monitor = 0;
2566
                default_vga = 0;
2567
                default_net = 0;
2568
                default_floppy = 0;
2569
                default_cdrom = 0;
2570
                default_sdcard = 0;
2571
                break;
2572
            case QEMU_OPTION_xen_domid:
2573
                if (!(xen_available())) {
2574
                    printf("Option %s not supported for this target\n", popt->name);
2575
                    exit(1);
2576
                }
2577
                xen_domid = atoi(optarg);
2578
                break;
2579
            case QEMU_OPTION_xen_create:
2580
                if (!(xen_available())) {
2581
                    printf("Option %s not supported for this target\n", popt->name);
2582
                    exit(1);
2583
                }
2584
                xen_mode = XEN_CREATE;
2585
                break;
2586
            case QEMU_OPTION_xen_attach:
2587
                if (!(xen_available())) {
2588
                    printf("Option %s not supported for this target\n", popt->name);
2589
                    exit(1);
2590
                }
2591
                xen_mode = XEN_ATTACH;
2592
                break;
2593
            case QEMU_OPTION_readconfig:
2594
                {
2595
                    int ret = qemu_read_config_file(optarg);
2596
                    if (ret < 0) {
2597
                        fprintf(stderr, "read config %s: %s\n", optarg,
2598
                            strerror(-ret));
2599
                        exit(1);
2600
                    }
2601
                    break;
2602
                }
2603
            case QEMU_OPTION_writeconfig:
2604
                {
2605
                    FILE *fp;
2606
                    if (strcmp(optarg, "-") == 0) {
2607
                        fp = stdout;
2608
                    } else {
2609
                        fp = fopen(optarg, "w");
2610
                        if (fp == NULL) {
2611
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2612
                            exit(1);
2613
                        }
2614
                    }
2615
                    qemu_config_write(fp);
2616
                    fclose(fp);
2617
                    break;
2618
                }
2619
            default:
2620
                os_parse_cmd_args(popt->index, optarg);
2621
            }
2622
        }
2623
    }
2624
    loc_set_none();
2625

    
2626
    /* If no data_dir is specified then try to find it relative to the
2627
       executable path.  */
2628
    if (!data_dir) {
2629
        data_dir = os_find_datadir(argv[0]);
2630
    }
2631
    /* If all else fails use the install patch specified when building.  */
2632
    if (!data_dir) {
2633
        data_dir = CONFIG_QEMU_DATADIR;
2634
    }
2635

    
2636
    /*
2637
     * Default to max_cpus = smp_cpus, in case the user doesn't
2638
     * specify a max_cpus value.
2639
     */
2640
    if (!max_cpus)
2641
        max_cpus = smp_cpus;
2642

    
2643
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2644
    if (smp_cpus > machine->max_cpus) {
2645
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2646
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
2647
                machine->max_cpus);
2648
        exit(1);
2649
    }
2650

    
2651
    qemu_opts_foreach(&qemu_device_opts, default_driver_check, NULL, 0);
2652
    qemu_opts_foreach(&qemu_global_opts, default_driver_check, NULL, 0);
2653

    
2654
    if (machine->no_serial) {
2655
        default_serial = 0;
2656
    }
2657
    if (machine->no_parallel) {
2658
        default_parallel = 0;
2659
    }
2660
    if (!machine->use_virtcon) {
2661
        default_virtcon = 0;
2662
    }
2663
    if (machine->no_vga) {
2664
        default_vga = 0;
2665
    }
2666
    if (machine->no_floppy) {
2667
        default_floppy = 0;
2668
    }
2669
    if (machine->no_cdrom) {
2670
        default_cdrom = 0;
2671
    }
2672
    if (machine->no_sdcard) {
2673
        default_sdcard = 0;
2674
    }
2675

    
2676
    if (display_type == DT_NOGRAPHIC) {
2677
        if (default_parallel)
2678
            add_device_config(DEV_PARALLEL, "null");
2679
        if (default_serial && default_monitor) {
2680
            add_device_config(DEV_SERIAL, "mon:stdio");
2681
        } else if (default_virtcon && default_monitor) {
2682
            add_device_config(DEV_VIRTCON, "mon:stdio");
2683
        } else {
2684
            if (default_serial)
2685
                add_device_config(DEV_SERIAL, "stdio");
2686
            if (default_virtcon)
2687
                add_device_config(DEV_VIRTCON, "stdio");
2688
            if (default_monitor)
2689
                monitor_parse("stdio", "readline");
2690
        }
2691
    } else {
2692
        if (default_serial)
2693
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
2694
        if (default_parallel)
2695
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2696
        if (default_monitor)
2697
            monitor_parse("vc:80Cx24C", "readline");
2698
        if (default_virtcon)
2699
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2700
    }
2701
    if (default_vga)
2702
        vga_interface_type = VGA_CIRRUS;
2703

    
2704
    socket_init();
2705

    
2706
    if (qemu_opts_foreach(&qemu_chardev_opts, chardev_init_func, NULL, 1) != 0)
2707
        exit(1);
2708
#ifdef CONFIG_VIRTFS
2709
    if (qemu_opts_foreach(&qemu_fsdev_opts, fsdev_init_func, NULL, 1) != 0) {
2710
        exit(1);
2711
    }
2712
#endif
2713

    
2714
    os_daemonize();
2715

    
2716
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
2717
        os_pidfile_error();
2718
        exit(1);
2719
    }
2720

    
2721
    if (kvm_allowed) {
2722
        int ret = kvm_init(smp_cpus);
2723
        if (ret < 0) {
2724
            if (!kvm_available()) {
2725
                printf("KVM not supported for this target\n");
2726
            } else {
2727
                fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2728
            }
2729
            exit(1);
2730
        }
2731
    }
2732

    
2733
    if (qemu_init_main_loop()) {
2734
        fprintf(stderr, "qemu_init_main_loop failed\n");
2735
        exit(1);
2736
    }
2737
    linux_boot = (kernel_filename != NULL);
2738

    
2739
    if (!linux_boot && *kernel_cmdline != '\0') {
2740
        fprintf(stderr, "-append only allowed with -kernel option\n");
2741
        exit(1);
2742
    }
2743

    
2744
    if (!linux_boot && initrd_filename != NULL) {
2745
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
2746
        exit(1);
2747
    }
2748

    
2749
    os_set_line_buffering();
2750

    
2751
    if (init_timer_alarm() < 0) {
2752
        fprintf(stderr, "could not initialize alarm timer\n");
2753
        exit(1);
2754
    }
2755
    configure_icount(icount_option);
2756

    
2757
    if (net_init_clients() < 0) {
2758
        exit(1);
2759
    }
2760

    
2761
    /* init the bluetooth world */
2762
    if (foreach_device_config(DEV_BT, bt_parse))
2763
        exit(1);
2764

    
2765
    /* init the memory */
2766
    if (ram_size == 0)
2767
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
2768

    
2769
    /* init the dynamic translator */
2770
    cpu_exec_init_all(tb_size * 1024 * 1024);
2771

    
2772
    bdrv_init_with_whitelist();
2773

    
2774
    blk_mig_init();
2775

    
2776
    if (default_cdrom) {
2777
        /* we always create the cdrom drive, even if no disk is there */
2778
        drive_add(NULL, CDROM_ALIAS);
2779
    }
2780

    
2781
    if (default_floppy) {
2782
        /* we always create at least one floppy */
2783
        drive_add(NULL, FD_ALIAS, 0);
2784
    }
2785

    
2786
    if (default_sdcard) {
2787
        /* we always create one sd slot, even if no card is in it */
2788
        drive_add(NULL, SD_ALIAS);
2789
    }
2790

    
2791
    /* open the virtual block devices */
2792
    if (snapshot)
2793
        qemu_opts_foreach(&qemu_drive_opts, drive_enable_snapshot, NULL, 0);
2794
    if (qemu_opts_foreach(&qemu_drive_opts, drive_init_func, &machine->use_scsi, 1) != 0)
2795
        exit(1);
2796

    
2797
    register_savevm_live(NULL, "ram", 0, 3, NULL, ram_save_live, NULL, 
2798
                         ram_load, NULL);
2799

    
2800
    if (nb_numa_nodes > 0) {
2801
        int i;
2802

    
2803
        if (nb_numa_nodes > smp_cpus) {
2804
            nb_numa_nodes = smp_cpus;
2805
        }
2806

    
2807
        /* If no memory size if given for any node, assume the default case
2808
         * and distribute the available memory equally across all nodes
2809
         */
2810
        for (i = 0; i < nb_numa_nodes; i++) {
2811
            if (node_mem[i] != 0)
2812
                break;
2813
        }
2814
        if (i == nb_numa_nodes) {
2815
            uint64_t usedmem = 0;
2816

    
2817
            /* On Linux, the each node's border has to be 8MB aligned,
2818
             * the final node gets the rest.
2819
             */
2820
            for (i = 0; i < nb_numa_nodes - 1; i++) {
2821
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2822
                usedmem += node_mem[i];
2823
            }
2824
            node_mem[i] = ram_size - usedmem;
2825
        }
2826

    
2827
        for (i = 0; i < nb_numa_nodes; i++) {
2828
            if (node_cpumask[i] != 0)
2829
                break;
2830
        }
2831
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
2832
         * must cope with this anyway, because there are BIOSes out there in
2833
         * real machines which also use this scheme.
2834
         */
2835
        if (i == nb_numa_nodes) {
2836
            for (i = 0; i < smp_cpus; i++) {
2837
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
2838
            }
2839
        }
2840
    }
2841

    
2842
    if (qemu_opts_foreach(&qemu_mon_opts, mon_init_func, NULL, 1) != 0) {
2843
        exit(1);
2844
    }
2845

    
2846
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2847
        exit(1);
2848
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2849
        exit(1);
2850
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2851
        exit(1);
2852
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2853
        exit(1);
2854

    
2855
    module_call_init(MODULE_INIT_DEVICE);
2856

    
2857
    if (qemu_opts_foreach(&qemu_device_opts, device_help_func, NULL, 0) != 0)
2858
        exit(0);
2859

    
2860
    if (watchdog) {
2861
        i = select_watchdog(watchdog);
2862
        if (i > 0)
2863
            exit (i == 1 ? 1 : 0);
2864
    }
2865

    
2866
    if (machine->compat_props) {
2867
        qdev_prop_register_global_list(machine->compat_props);
2868
    }
2869
    qemu_add_globals();
2870

    
2871
    machine->init(ram_size, boot_devices,
2872
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
2873

    
2874
    cpu_synchronize_all_post_init();
2875

    
2876
    /* must be after terminal init, SDL library changes signal handlers */
2877
    os_setup_signal_handling();
2878

    
2879
    set_numa_modes();
2880

    
2881
    current_machine = machine;
2882

    
2883
    /* init USB devices */
2884
    if (usb_enabled) {
2885
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
2886
            exit(1);
2887
    }
2888

    
2889
    /* init generic devices */
2890
    if (qemu_opts_foreach(&qemu_device_opts, device_init_func, NULL, 1) != 0)
2891
        exit(1);
2892

    
2893
    net_check_clients();
2894

    
2895
    /* just use the first displaystate for the moment */
2896
    ds = get_displaystate();
2897

    
2898
    if (display_type == DT_DEFAULT) {
2899
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
2900
        display_type = DT_SDL;
2901
#else
2902
        display_type = DT_VNC;
2903
        vnc_display = "localhost:0,to=99";
2904
        show_vnc_port = 1;
2905
#endif
2906
    }
2907
        
2908

    
2909
    switch (display_type) {
2910
    case DT_NOGRAPHIC:
2911
        break;
2912
#if defined(CONFIG_CURSES)
2913
    case DT_CURSES:
2914
        curses_display_init(ds, full_screen);
2915
        break;
2916
#endif
2917
#if defined(CONFIG_SDL)
2918
    case DT_SDL:
2919
        sdl_display_init(ds, full_screen, no_frame);
2920
        break;
2921
#elif defined(CONFIG_COCOA)
2922
    case DT_SDL:
2923
        cocoa_display_init(ds, full_screen);
2924
        break;
2925
#endif
2926
    case DT_VNC:
2927
        vnc_display_init(ds);
2928
        if (vnc_display_open(ds, vnc_display) < 0)
2929
            exit(1);
2930

    
2931
        if (show_vnc_port) {
2932
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
2933
        }
2934
        break;
2935
    default:
2936
        break;
2937
    }
2938
    dpy_resize(ds);
2939

    
2940
    dcl = ds->listeners;
2941
    while (dcl != NULL) {
2942
        if (dcl->dpy_refresh != NULL) {
2943
            ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
2944
            qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
2945
            break;
2946
        }
2947
        dcl = dcl->next;
2948
    }
2949

    
2950
    if (display_type == DT_NOGRAPHIC || display_type == DT_VNC) {
2951
        nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
2952
        qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
2953
    }
2954

    
2955
    text_consoles_set_display(ds);
2956

    
2957
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
2958
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
2959
                gdbstub_dev);
2960
        exit(1);
2961
    }
2962

    
2963
    qdev_machine_creation_done();
2964

    
2965
    if (rom_load_all() != 0) {
2966
        fprintf(stderr, "rom loading failed\n");
2967
        exit(1);
2968
    }
2969

    
2970
    qemu_system_reset();
2971
    if (loadvm) {
2972
        if (load_vmstate(loadvm) < 0) {
2973
            autostart = 0;
2974
        }
2975
    }
2976

    
2977
    if (incoming) {
2978
        int ret = qemu_start_incoming_migration(incoming);
2979
        if (ret < 0) {
2980
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
2981
                    incoming, ret);
2982
            exit(ret);
2983
        }
2984
    } else if (autostart) {
2985
        vm_start();
2986
    }
2987

    
2988
    os_setup_post();
2989

    
2990
    main_loop();
2991
    quit_timers();
2992
    net_cleanup();
2993

    
2994
    return 0;
2995
}