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

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

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

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

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

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

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

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

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

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

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

    
152
#include "disas.h"
153

    
154
#include "qemu_socket.h"
155

    
156
#include "slirp/libslirp.h"
157

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

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

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

    
169
#define DEFAULT_RAM_SIZE 128
170

    
171
#define MAX_VIRTIO_CONSOLES 1
172

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

    
232
typedef struct FWBootEntry FWBootEntry;
233

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

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

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

    
247
static QEMUTimer *nographic_timer;
248

    
249
uint8_t qemu_uuid[16];
250

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
510
    return 0;
511
}
512

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

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

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

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

    
535
    hci_table[nb_hcis++] = hci;
536

    
537
    return 0;
538
}
539

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

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

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

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

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

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

    
569
    vlan = qemu_find_bt_vlan(vlan_id);
570

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
722
    qemu_boot_set(standard_boot_devices);
723

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

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

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

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

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

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

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

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

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

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

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

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

    
802
    *size = total;
803

    
804
    return list;
805
}
806

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

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

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

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

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

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

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

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

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

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

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

    
932
done:
933
    return 0;
934
}
935

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
1043

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    
1164
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1165

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

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

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

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

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

    
1189
    trace_vm_state_notify(running, reason);
1190

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

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

    
1207
/* reset/shutdown handler */
1208

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

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

    
1223
int qemu_shutdown_requested(void)
1224
{
1225
    int r = shutdown_requested;
1226
    shutdown_requested = 0;
1227
    return r;
1228
}
1229

    
1230
int qemu_reset_requested(void)
1231
{
1232
    int r = reset_requested;
1233
    reset_requested = 0;
1234
    return r;
1235
}
1236

    
1237
int qemu_powerdown_requested(void)
1238
{
1239
    int r = powerdown_requested;
1240
    powerdown_requested = 0;
1241
    return r;
1242
}
1243

    
1244
static int qemu_debug_requested(void)
1245
{
1246
    int r = debug_requested;
1247
    debug_requested = 0;
1248
    return r;
1249
}
1250

    
1251
static int qemu_vmstop_requested(void)
1252
{
1253
    int r = vmstop_requested;
1254
    vmstop_requested = 0;
1255
    return r;
1256
}
1257

    
1258
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1259
{
1260
    QEMUResetEntry *re = qemu_mallocz(sizeof(QEMUResetEntry));
1261

    
1262
    re->func = func;
1263
    re->opaque = opaque;
1264
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1265
}
1266

    
1267
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1268
{
1269
    QEMUResetEntry *re;
1270

    
1271
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1272
        if (re->func == func && re->opaque == opaque) {
1273
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1274
            qemu_free(re);
1275
            return;
1276
        }
1277
    }
1278
}
1279

    
1280
void qemu_system_reset(void)
1281
{
1282
    QEMUResetEntry *re, *nre;
1283

    
1284
    /* reset all devices */
1285
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1286
        re->func(re->opaque);
1287
    }
1288
    monitor_protocol_event(QEVENT_RESET, NULL);
1289
    cpu_synchronize_all_post_reset();
1290
}
1291

    
1292
void qemu_system_reset_request(void)
1293
{
1294
    if (no_reboot) {
1295
        shutdown_requested = 1;
1296
    } else {
1297
        reset_requested = 1;
1298
    }
1299
    cpu_stop_current();
1300
    qemu_notify_event();
1301
}
1302

    
1303
void qemu_system_shutdown_request(void)
1304
{
1305
    shutdown_requested = 1;
1306
    qemu_notify_event();
1307
}
1308

    
1309
void qemu_system_powerdown_request(void)
1310
{
1311
    powerdown_requested = 1;
1312
    qemu_notify_event();
1313
}
1314

    
1315
void qemu_system_debug_request(void)
1316
{
1317
    debug_requested = 1;
1318
    qemu_notify_event();
1319
}
1320

    
1321
void qemu_system_vmstop_request(int reason)
1322
{
1323
    vmstop_requested = reason;
1324
    qemu_notify_event();
1325
}
1326

    
1327
void main_loop_wait(int nonblocking)
1328
{
1329
    IOHandlerRecord *ioh;
1330
    fd_set rfds, wfds, xfds;
1331
    int ret, nfds;
1332
    struct timeval tv;
1333
    int timeout;
1334

    
1335
    if (nonblocking)
1336
        timeout = 0;
1337
    else {
1338
        timeout = qemu_calculate_timeout();
1339
        qemu_bh_update_timeout(&timeout);
1340
    }
1341

    
1342
    os_host_main_loop_wait(&timeout);
1343

    
1344
    /* poll any events */
1345
    /* XXX: separate device handlers from system ones */
1346
    nfds = -1;
1347
    FD_ZERO(&rfds);
1348
    FD_ZERO(&wfds);
1349
    FD_ZERO(&xfds);
1350
    QLIST_FOREACH(ioh, &io_handlers, next) {
1351
        if (ioh->deleted)
1352
            continue;
1353
        if (ioh->fd_read &&
1354
            (!ioh->fd_read_poll ||
1355
             ioh->fd_read_poll(ioh->opaque) != 0)) {
1356
            FD_SET(ioh->fd, &rfds);
1357
            if (ioh->fd > nfds)
1358
                nfds = ioh->fd;
1359
        }
1360
        if (ioh->fd_write) {
1361
            FD_SET(ioh->fd, &wfds);
1362
            if (ioh->fd > nfds)
1363
                nfds = ioh->fd;
1364
        }
1365
    }
1366

    
1367
    tv.tv_sec = timeout / 1000;
1368
    tv.tv_usec = (timeout % 1000) * 1000;
1369

    
1370
    slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1371

    
1372
    qemu_mutex_unlock_iothread();
1373
    ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1374
    qemu_mutex_lock_iothread();
1375
    if (ret > 0) {
1376
        IOHandlerRecord *pioh;
1377

    
1378
        QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1379
            if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1380
                ioh->fd_read(ioh->opaque);
1381
            }
1382
            if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1383
                ioh->fd_write(ioh->opaque);
1384
            }
1385

    
1386
            /* Do this last in case read/write handlers marked it for deletion */
1387
            if (ioh->deleted) {
1388
                QLIST_REMOVE(ioh, next);
1389
                qemu_free(ioh);
1390
            }
1391
        }
1392
    }
1393

    
1394
    slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1395

    
1396
    qemu_run_all_timers();
1397

    
1398
    /* Check bottom-halves last in case any of the earlier events triggered
1399
       them.  */
1400
    qemu_bh_poll();
1401

    
1402
}
1403

    
1404
#ifndef CONFIG_IOTHREAD
1405
static int vm_request_pending(void)
1406
{
1407
    return powerdown_requested ||
1408
           reset_requested ||
1409
           shutdown_requested ||
1410
           debug_requested ||
1411
           vmstop_requested;
1412
}
1413
#endif
1414

    
1415
qemu_irq qemu_system_powerdown;
1416

    
1417
static void main_loop(void)
1418
{
1419
    bool nonblocking = false;
1420
#ifdef CONFIG_PROFILER
1421
    int64_t ti;
1422
#endif
1423
    int r;
1424

    
1425
    qemu_main_loop_start();
1426

    
1427
    for (;;) {
1428
#ifndef CONFIG_IOTHREAD
1429
        nonblocking = cpu_exec_all();
1430
        if (vm_request_pending()) {
1431
            nonblocking = true;
1432
        }
1433
#endif
1434
#ifdef CONFIG_PROFILER
1435
        ti = profile_getclock();
1436
#endif
1437
        main_loop_wait(nonblocking);
1438
#ifdef CONFIG_PROFILER
1439
        dev_time += profile_getclock() - ti;
1440
#endif
1441

    
1442
        if (qemu_debug_requested()) {
1443
            vm_stop(VMSTOP_DEBUG);
1444
        }
1445
        if (qemu_shutdown_requested()) {
1446
            monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1447
            if (no_shutdown) {
1448
                vm_stop(VMSTOP_SHUTDOWN);
1449
                no_shutdown = 0;
1450
            } else
1451
                break;
1452
        }
1453
        if (qemu_reset_requested()) {
1454
            pause_all_vcpus();
1455
            cpu_synchronize_all_states();
1456
            qemu_system_reset();
1457
            resume_all_vcpus();
1458
        }
1459
        if (qemu_powerdown_requested()) {
1460
            monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1461
            qemu_irq_raise(qemu_system_powerdown);
1462
        }
1463
        if ((r = qemu_vmstop_requested())) {
1464
            vm_stop(r);
1465
        }
1466
    }
1467
    bdrv_close_all();
1468
    pause_all_vcpus();
1469
}
1470

    
1471
static void version(void)
1472
{
1473
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1474
}
1475

    
1476
static void help(int exitcode)
1477
{
1478
    const char *options_help =
1479
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1480
        opt_help
1481
#define DEFHEADING(text) stringify(text) "\n"
1482
#include "qemu-options.def"
1483
#undef DEF
1484
#undef DEFHEADING
1485
#undef GEN_DOCS
1486
        ;
1487
    version();
1488
    printf("usage: %s [options] [disk_image]\n"
1489
           "\n"
1490
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1491
           "\n"
1492
           "%s\n"
1493
           "During emulation, the following keys are useful:\n"
1494
           "ctrl-alt-f      toggle full screen\n"
1495
           "ctrl-alt-n      switch to virtual console 'n'\n"
1496
           "ctrl-alt        toggle mouse and keyboard grab\n"
1497
           "\n"
1498
           "When using -nographic, press 'ctrl-a h' to get some help.\n",
1499
           "qemu",
1500
           options_help);
1501
    exit(exitcode);
1502
}
1503

    
1504
#define HAS_ARG 0x0001
1505

    
1506
typedef struct QEMUOption {
1507
    const char *name;
1508
    int flags;
1509
    int index;
1510
    uint32_t arch_mask;
1511
} QEMUOption;
1512

    
1513
static const QEMUOption qemu_options[] = {
1514
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1515
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1516
    { option, opt_arg, opt_enum, arch_mask },
1517
#define DEFHEADING(text)
1518
#include "qemu-options.def"
1519
#undef DEF
1520
#undef DEFHEADING
1521
#undef GEN_DOCS
1522
    { NULL },
1523
};
1524
static void select_vgahw (const char *p)
1525
{
1526
    const char *opts;
1527

    
1528
    default_vga = 0;
1529
    vga_interface_type = VGA_NONE;
1530
    if (strstart(p, "std", &opts)) {
1531
        vga_interface_type = VGA_STD;
1532
    } else if (strstart(p, "cirrus", &opts)) {
1533
        vga_interface_type = VGA_CIRRUS;
1534
    } else if (strstart(p, "vmware", &opts)) {
1535
        vga_interface_type = VGA_VMWARE;
1536
    } else if (strstart(p, "xenfb", &opts)) {
1537
        vga_interface_type = VGA_XENFB;
1538
    } else if (strstart(p, "qxl", &opts)) {
1539
        vga_interface_type = VGA_QXL;
1540
    } else if (!strstart(p, "none", &opts)) {
1541
    invalid_vga:
1542
        fprintf(stderr, "Unknown vga type: %s\n", p);
1543
        exit(1);
1544
    }
1545
    while (*opts) {
1546
        const char *nextopt;
1547

    
1548
        if (strstart(opts, ",retrace=", &nextopt)) {
1549
            opts = nextopt;
1550
            if (strstart(opts, "dumb", &nextopt))
1551
                vga_retrace_method = VGA_RETRACE_DUMB;
1552
            else if (strstart(opts, "precise", &nextopt))
1553
                vga_retrace_method = VGA_RETRACE_PRECISE;
1554
            else goto invalid_vga;
1555
        } else goto invalid_vga;
1556
        opts = nextopt;
1557
    }
1558
}
1559

    
1560
static DisplayType select_display(const char *p)
1561
{
1562
    const char *opts;
1563
    DisplayType display = DT_DEFAULT;
1564

    
1565
    if (strstart(p, "sdl", &opts)) {
1566
#ifdef CONFIG_SDL
1567
        display = DT_SDL;
1568
        while (*opts) {
1569
            const char *nextopt;
1570

    
1571
            if (strstart(opts, ",frame=", &nextopt)) {
1572
                opts = nextopt;
1573
                if (strstart(opts, "on", &nextopt)) {
1574
                    no_frame = 0;
1575
                } else if (strstart(opts, "off", &nextopt)) {
1576
                    no_frame = 1;
1577
                } else {
1578
                    goto invalid_display;
1579
                }
1580
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
1581
                opts = nextopt;
1582
                if (strstart(opts, "on", &nextopt)) {
1583
                    alt_grab = 1;
1584
                } else if (strstart(opts, "off", &nextopt)) {
1585
                    alt_grab = 0;
1586
                } else {
1587
                    goto invalid_display;
1588
                }
1589
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
1590
                opts = nextopt;
1591
                if (strstart(opts, "on", &nextopt)) {
1592
                    ctrl_grab = 1;
1593
                } else if (strstart(opts, "off", &nextopt)) {
1594
                    ctrl_grab = 0;
1595
                } else {
1596
                    goto invalid_display;
1597
                }
1598
            } else if (strstart(opts, ",window_close=", &nextopt)) {
1599
                opts = nextopt;
1600
                if (strstart(opts, "on", &nextopt)) {
1601
                    no_quit = 0;
1602
                } else if (strstart(opts, "off", &nextopt)) {
1603
                    no_quit = 1;
1604
                } else {
1605
                    goto invalid_display;
1606
                }
1607
            } else {
1608
                goto invalid_display;
1609
            }
1610
            opts = nextopt;
1611
        }
1612
#else
1613
        fprintf(stderr, "SDL support is disabled\n");
1614
        exit(1);
1615
#endif
1616
    } else if (strstart(p, "vnc", &opts)) {
1617
#ifdef CONFIG_VNC
1618
        display_remote++;
1619

    
1620
        if (*opts) {
1621
            const char *nextopt;
1622

    
1623
            if (strstart(opts, "=", &nextopt)) {
1624
                vnc_display = nextopt;
1625
            }
1626
        }
1627
        if (!vnc_display) {
1628
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
1629
            exit(1);
1630
        }
1631
#else
1632
        fprintf(stderr, "VNC support is disabled\n");
1633
        exit(1);
1634
#endif
1635
    } else if (strstart(p, "curses", &opts)) {
1636
#ifdef CONFIG_CURSES
1637
        display = DT_CURSES;
1638
#else
1639
        fprintf(stderr, "Curses support is disabled\n");
1640
        exit(1);
1641
#endif
1642
    } else if (strstart(p, "none", &opts)) {
1643
        display = DT_NONE;
1644
    } else {
1645
    invalid_display:
1646
        fprintf(stderr, "Unknown display type: %s\n", p);
1647
        exit(1);
1648
    }
1649

    
1650
    return display;
1651
}
1652

    
1653
static int balloon_parse(const char *arg)
1654
{
1655
    QemuOpts *opts;
1656

    
1657
    if (strcmp(arg, "none") == 0) {
1658
        return 0;
1659
    }
1660

    
1661
    if (!strncmp(arg, "virtio", 6)) {
1662
        if (arg[6] == ',') {
1663
            /* have params -> parse them */
1664
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1665
            if (!opts)
1666
                return  -1;
1667
        } else {
1668
            /* create empty opts */
1669
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1670
        }
1671
        qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1672
        return 0;
1673
    }
1674

    
1675
    return -1;
1676
}
1677

    
1678
char *qemu_find_file(int type, const char *name)
1679
{
1680
    int len;
1681
    const char *subdir;
1682
    char *buf;
1683

    
1684
    /* If name contains path separators then try it as a straight path.  */
1685
    if ((strchr(name, '/') || strchr(name, '\\'))
1686
        && access(name, R_OK) == 0) {
1687
        return qemu_strdup(name);
1688
    }
1689
    switch (type) {
1690
    case QEMU_FILE_TYPE_BIOS:
1691
        subdir = "";
1692
        break;
1693
    case QEMU_FILE_TYPE_KEYMAP:
1694
        subdir = "keymaps/";
1695
        break;
1696
    default:
1697
        abort();
1698
    }
1699
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1700
    buf = qemu_mallocz(len);
1701
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1702
    if (access(buf, R_OK)) {
1703
        qemu_free(buf);
1704
        return NULL;
1705
    }
1706
    return buf;
1707
}
1708

    
1709
static int device_help_func(QemuOpts *opts, void *opaque)
1710
{
1711
    return qdev_device_help(opts);
1712
}
1713

    
1714
static int device_init_func(QemuOpts *opts, void *opaque)
1715
{
1716
    DeviceState *dev;
1717

    
1718
    dev = qdev_device_add(opts);
1719
    if (!dev)
1720
        return -1;
1721
    return 0;
1722
}
1723

    
1724
static int chardev_init_func(QemuOpts *opts, void *opaque)
1725
{
1726
    CharDriverState *chr;
1727

    
1728
    chr = qemu_chr_open_opts(opts, NULL);
1729
    if (!chr)
1730
        return -1;
1731
    return 0;
1732
}
1733

    
1734
#ifdef CONFIG_VIRTFS
1735
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1736
{
1737
    int ret;
1738
    ret = qemu_fsdev_add(opts);
1739

    
1740
    return ret;
1741
}
1742
#endif
1743

    
1744
static int mon_init_func(QemuOpts *opts, void *opaque)
1745
{
1746
    CharDriverState *chr;
1747
    const char *chardev;
1748
    const char *mode;
1749
    int flags;
1750

    
1751
    mode = qemu_opt_get(opts, "mode");
1752
    if (mode == NULL) {
1753
        mode = "readline";
1754
    }
1755
    if (strcmp(mode, "readline") == 0) {
1756
        flags = MONITOR_USE_READLINE;
1757
    } else if (strcmp(mode, "control") == 0) {
1758
        flags = MONITOR_USE_CONTROL;
1759
    } else {
1760
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1761
        exit(1);
1762
    }
1763

    
1764
    if (qemu_opt_get_bool(opts, "pretty", 0))
1765
        flags |= MONITOR_USE_PRETTY;
1766

    
1767
    if (qemu_opt_get_bool(opts, "default", 0))
1768
        flags |= MONITOR_IS_DEFAULT;
1769

    
1770
    chardev = qemu_opt_get(opts, "chardev");
1771
    chr = qemu_chr_find(chardev);
1772
    if (chr == NULL) {
1773
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1774
        exit(1);
1775
    }
1776

    
1777
    monitor_init(chr, flags);
1778
    return 0;
1779
}
1780

    
1781
static void monitor_parse(const char *optarg, const char *mode)
1782
{
1783
    static int monitor_device_index = 0;
1784
    QemuOpts *opts;
1785
    const char *p;
1786
    char label[32];
1787
    int def = 0;
1788

    
1789
    if (strstart(optarg, "chardev:", &p)) {
1790
        snprintf(label, sizeof(label), "%s", p);
1791
    } else {
1792
        snprintf(label, sizeof(label), "compat_monitor%d",
1793
                 monitor_device_index);
1794
        if (monitor_device_index == 0) {
1795
            def = 1;
1796
        }
1797
        opts = qemu_chr_parse_compat(label, optarg);
1798
        if (!opts) {
1799
            fprintf(stderr, "parse error: %s\n", optarg);
1800
            exit(1);
1801
        }
1802
    }
1803

    
1804
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1805
    if (!opts) {
1806
        fprintf(stderr, "duplicate chardev: %s\n", label);
1807
        exit(1);
1808
    }
1809
    qemu_opt_set(opts, "mode", mode);
1810
    qemu_opt_set(opts, "chardev", label);
1811
    if (def)
1812
        qemu_opt_set(opts, "default", "on");
1813
    monitor_device_index++;
1814
}
1815

    
1816
struct device_config {
1817
    enum {
1818
        DEV_USB,       /* -usbdevice     */
1819
        DEV_BT,        /* -bt            */
1820
        DEV_SERIAL,    /* -serial        */
1821
        DEV_PARALLEL,  /* -parallel      */
1822
        DEV_VIRTCON,   /* -virtioconsole */
1823
        DEV_DEBUGCON,  /* -debugcon */
1824
    } type;
1825
    const char *cmdline;
1826
    QTAILQ_ENTRY(device_config) next;
1827
};
1828
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1829

    
1830
static void add_device_config(int type, const char *cmdline)
1831
{
1832
    struct device_config *conf;
1833

    
1834
    conf = qemu_mallocz(sizeof(*conf));
1835
    conf->type = type;
1836
    conf->cmdline = cmdline;
1837
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1838
}
1839

    
1840
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1841
{
1842
    struct device_config *conf;
1843
    int rc;
1844

    
1845
    QTAILQ_FOREACH(conf, &device_configs, next) {
1846
        if (conf->type != type)
1847
            continue;
1848
        rc = func(conf->cmdline);
1849
        if (0 != rc)
1850
            return rc;
1851
    }
1852
    return 0;
1853
}
1854

    
1855
static int serial_parse(const char *devname)
1856
{
1857
    static int index = 0;
1858
    char label[32];
1859

    
1860
    if (strcmp(devname, "none") == 0)
1861
        return 0;
1862
    if (index == MAX_SERIAL_PORTS) {
1863
        fprintf(stderr, "qemu: too many serial ports\n");
1864
        exit(1);
1865
    }
1866
    snprintf(label, sizeof(label), "serial%d", index);
1867
    serial_hds[index] = qemu_chr_open(label, devname, NULL);
1868
    if (!serial_hds[index]) {
1869
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1870
                devname, strerror(errno));
1871
        return -1;
1872
    }
1873
    index++;
1874
    return 0;
1875
}
1876

    
1877
static int parallel_parse(const char *devname)
1878
{
1879
    static int index = 0;
1880
    char label[32];
1881

    
1882
    if (strcmp(devname, "none") == 0)
1883
        return 0;
1884
    if (index == MAX_PARALLEL_PORTS) {
1885
        fprintf(stderr, "qemu: too many parallel ports\n");
1886
        exit(1);
1887
    }
1888
    snprintf(label, sizeof(label), "parallel%d", index);
1889
    parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1890
    if (!parallel_hds[index]) {
1891
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1892
                devname, strerror(errno));
1893
        return -1;
1894
    }
1895
    index++;
1896
    return 0;
1897
}
1898

    
1899
static int virtcon_parse(const char *devname)
1900
{
1901
    QemuOptsList *device = qemu_find_opts("device");
1902
    static int index = 0;
1903
    char label[32];
1904
    QemuOpts *bus_opts, *dev_opts;
1905

    
1906
    if (strcmp(devname, "none") == 0)
1907
        return 0;
1908
    if (index == MAX_VIRTIO_CONSOLES) {
1909
        fprintf(stderr, "qemu: too many virtio consoles\n");
1910
        exit(1);
1911
    }
1912

    
1913
    bus_opts = qemu_opts_create(device, NULL, 0);
1914
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1915

    
1916
    dev_opts = qemu_opts_create(device, NULL, 0);
1917
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1918

    
1919
    snprintf(label, sizeof(label), "virtcon%d", index);
1920
    virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1921
    if (!virtcon_hds[index]) {
1922
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1923
                devname, strerror(errno));
1924
        return -1;
1925
    }
1926
    qemu_opt_set(dev_opts, "chardev", label);
1927

    
1928
    index++;
1929
    return 0;
1930
}
1931

    
1932
static int debugcon_parse(const char *devname)
1933
{   
1934
    QemuOpts *opts;
1935

    
1936
    if (!qemu_chr_open("debugcon", devname, NULL)) {
1937
        exit(1);
1938
    }
1939
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1940
    if (!opts) {
1941
        fprintf(stderr, "qemu: already have a debugcon device\n");
1942
        exit(1);
1943
    }
1944
    qemu_opt_set(opts, "driver", "isa-debugcon");
1945
    qemu_opt_set(opts, "chardev", "debugcon");
1946
    return 0;
1947
}
1948

    
1949
void qemu_add_exit_notifier(Notifier *notify)
1950
{
1951
    notifier_list_add(&exit_notifiers, notify);
1952
}
1953

    
1954
void qemu_remove_exit_notifier(Notifier *notify)
1955
{
1956
    notifier_list_remove(&exit_notifiers, notify);
1957
}
1958

    
1959
static void qemu_run_exit_notifiers(void)
1960
{
1961
    notifier_list_notify(&exit_notifiers);
1962
}
1963

    
1964
void qemu_add_machine_init_done_notifier(Notifier *notify)
1965
{
1966
    notifier_list_add(&machine_init_done_notifiers, notify);
1967
}
1968

    
1969
static void qemu_run_machine_init_done_notifiers(void)
1970
{
1971
    notifier_list_notify(&machine_init_done_notifiers);
1972
}
1973

    
1974
static const QEMUOption *lookup_opt(int argc, char **argv,
1975
                                    const char **poptarg, int *poptind)
1976
{
1977
    const QEMUOption *popt;
1978
    int optind = *poptind;
1979
    char *r = argv[optind];
1980
    const char *optarg;
1981

    
1982
    loc_set_cmdline(argv, optind, 1);
1983
    optind++;
1984
    /* Treat --foo the same as -foo.  */
1985
    if (r[1] == '-')
1986
        r++;
1987
    popt = qemu_options;
1988
    for(;;) {
1989
        if (!popt->name) {
1990
            error_report("invalid option");
1991
            exit(1);
1992
        }
1993
        if (!strcmp(popt->name, r + 1))
1994
            break;
1995
        popt++;
1996
    }
1997
    if (popt->flags & HAS_ARG) {
1998
        if (optind >= argc) {
1999
            error_report("requires an argument");
2000
            exit(1);
2001
        }
2002
        optarg = argv[optind++];
2003
        loc_set_cmdline(argv, optind - 2, 2);
2004
    } else {
2005
        optarg = NULL;
2006
    }
2007

    
2008
    *poptarg = optarg;
2009
    *poptind = optind;
2010

    
2011
    return popt;
2012
}
2013

    
2014
int main(int argc, char **argv, char **envp)
2015
{
2016
    const char *gdbstub_dev = NULL;
2017
    int i;
2018
    int snapshot, linux_boot;
2019
    const char *icount_option = NULL;
2020
    const char *initrd_filename;
2021
    const char *kernel_filename, *kernel_cmdline;
2022
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
2023
    DisplayState *ds;
2024
    DisplayChangeListener *dcl;
2025
    int cyls, heads, secs, translation;
2026
    QemuOpts *hda_opts = NULL, *opts;
2027
    QemuOptsList *olist;
2028
    int optind;
2029
    const char *optarg;
2030
    const char *loadvm = NULL;
2031
    QEMUMachine *machine;
2032
    const char *cpu_model;
2033
    int tb_size;
2034
    const char *pid_file = NULL;
2035
    const char *incoming = NULL;
2036
#ifdef CONFIG_VNC
2037
    int show_vnc_port = 0;
2038
#endif
2039
    int defconfig = 1;
2040
    const char *trace_file = NULL;
2041

    
2042
    atexit(qemu_run_exit_notifiers);
2043
    error_set_progname(argv[0]);
2044

    
2045
    init_clocks();
2046

    
2047
    qemu_cache_utils_init(envp);
2048

    
2049
    QLIST_INIT (&vm_change_state_head);
2050
    os_setup_early_signal_handling();
2051

    
2052
    module_call_init(MODULE_INIT_MACHINE);
2053
    machine = find_default_machine();
2054
    cpu_model = NULL;
2055
    initrd_filename = NULL;
2056
    ram_size = 0;
2057
    snapshot = 0;
2058
    kernel_filename = NULL;
2059
    kernel_cmdline = "";
2060
    cyls = heads = secs = 0;
2061
    translation = BIOS_ATA_TRANSLATION_AUTO;
2062

    
2063
    for (i = 0; i < MAX_NODES; i++) {
2064
        node_mem[i] = 0;
2065
        node_cpumask[i] = 0;
2066
    }
2067

    
2068
    nb_numa_nodes = 0;
2069
    nb_nics = 0;
2070

    
2071
    tb_size = 0;
2072
    autostart= 1;
2073

    
2074
    /* first pass of option parsing */
2075
    optind = 1;
2076
    while (optind < argc) {
2077
        if (argv[optind][0] != '-') {
2078
            /* disk image */
2079
            optind++;
2080
            continue;
2081
        } else {
2082
            const QEMUOption *popt;
2083

    
2084
            popt = lookup_opt(argc, argv, &optarg, &optind);
2085
            switch (popt->index) {
2086
            case QEMU_OPTION_nodefconfig:
2087
                defconfig=0;
2088
                break;
2089
            }
2090
        }
2091
    }
2092

    
2093
    if (defconfig) {
2094
        int ret;
2095

    
2096
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
2097
        if (ret < 0 && ret != -ENOENT) {
2098
            exit(1);
2099
        }
2100

    
2101
        ret = qemu_read_config_file(arch_config_name);
2102
        if (ret < 0 && ret != -ENOENT) {
2103
            exit(1);
2104
        }
2105
    }
2106
    cpudef_init();
2107

    
2108
    /* second pass of option parsing */
2109
    optind = 1;
2110
    for(;;) {
2111
        if (optind >= argc)
2112
            break;
2113
        if (argv[optind][0] != '-') {
2114
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2115
        } else {
2116
            const QEMUOption *popt;
2117

    
2118
            popt = lookup_opt(argc, argv, &optarg, &optind);
2119
            if (!(popt->arch_mask & arch_type)) {
2120
                printf("Option %s not supported for this target\n", popt->name);
2121
                exit(1);
2122
            }
2123
            switch(popt->index) {
2124
            case QEMU_OPTION_M:
2125
                machine = find_machine(optarg);
2126
                if (!machine) {
2127
                    QEMUMachine *m;
2128
                    printf("Supported machines are:\n");
2129
                    for(m = first_machine; m != NULL; m = m->next) {
2130
                        if (m->alias)
2131
                            printf("%-10s %s (alias of %s)\n",
2132
                                   m->alias, m->desc, m->name);
2133
                        printf("%-10s %s%s\n",
2134
                               m->name, m->desc,
2135
                               m->is_default ? " (default)" : "");
2136
                    }
2137
                    exit(*optarg != '?');
2138
                }
2139
                break;
2140
            case QEMU_OPTION_cpu:
2141
                /* hw initialization will check this */
2142
                if (*optarg == '?') {
2143
                    list_cpus(stdout, &fprintf, optarg);
2144
                    exit(0);
2145
                } else {
2146
                    cpu_model = optarg;
2147
                }
2148
                break;
2149
            case QEMU_OPTION_initrd:
2150
                initrd_filename = optarg;
2151
                break;
2152
            case QEMU_OPTION_hda:
2153
                {
2154
                    char buf[256];
2155
                    if (cyls == 0)
2156
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2157
                    else
2158
                        snprintf(buf, sizeof(buf),
2159
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2160
                                 HD_OPTS , cyls, heads, secs,
2161
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2162
                                 ",trans=lba" :
2163
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2164
                                 ",trans=none" : "");
2165
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2166
                    break;
2167
                }
2168
            case QEMU_OPTION_hdb:
2169
            case QEMU_OPTION_hdc:
2170
            case QEMU_OPTION_hdd:
2171
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2172
                          HD_OPTS);
2173
                break;
2174
            case QEMU_OPTION_drive:
2175
                drive_def(optarg);
2176
                break;
2177
            case QEMU_OPTION_set:
2178
                if (qemu_set_option(optarg) != 0)
2179
                    exit(1);
2180
                break;
2181
            case QEMU_OPTION_global:
2182
                if (qemu_global_option(optarg) != 0)
2183
                    exit(1);
2184
                break;
2185
            case QEMU_OPTION_mtdblock:
2186
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2187
                break;
2188
            case QEMU_OPTION_sd:
2189
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2190
                break;
2191
            case QEMU_OPTION_pflash:
2192
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2193
                break;
2194
            case QEMU_OPTION_snapshot:
2195
                snapshot = 1;
2196
                break;
2197
            case QEMU_OPTION_hdachs:
2198
                {
2199
                    const char *p;
2200
                    p = optarg;
2201
                    cyls = strtol(p, (char **)&p, 0);
2202
                    if (cyls < 1 || cyls > 16383)
2203
                        goto chs_fail;
2204
                    if (*p != ',')
2205
                        goto chs_fail;
2206
                    p++;
2207
                    heads = strtol(p, (char **)&p, 0);
2208
                    if (heads < 1 || heads > 16)
2209
                        goto chs_fail;
2210
                    if (*p != ',')
2211
                        goto chs_fail;
2212
                    p++;
2213
                    secs = strtol(p, (char **)&p, 0);
2214
                    if (secs < 1 || secs > 63)
2215
                        goto chs_fail;
2216
                    if (*p == ',') {
2217
                        p++;
2218
                        if (!strcmp(p, "none"))
2219
                            translation = BIOS_ATA_TRANSLATION_NONE;
2220
                        else if (!strcmp(p, "lba"))
2221
                            translation = BIOS_ATA_TRANSLATION_LBA;
2222
                        else if (!strcmp(p, "auto"))
2223
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2224
                        else
2225
                            goto chs_fail;
2226
                    } else if (*p != '\0') {
2227
                    chs_fail:
2228
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2229
                        exit(1);
2230
                    }
2231
                    if (hda_opts != NULL) {
2232
                        char num[16];
2233
                        snprintf(num, sizeof(num), "%d", cyls);
2234
                        qemu_opt_set(hda_opts, "cyls", num);
2235
                        snprintf(num, sizeof(num), "%d", heads);
2236
                        qemu_opt_set(hda_opts, "heads", num);
2237
                        snprintf(num, sizeof(num), "%d", secs);
2238
                        qemu_opt_set(hda_opts, "secs", num);
2239
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2240
                            qemu_opt_set(hda_opts, "trans", "lba");
2241
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2242
                            qemu_opt_set(hda_opts, "trans", "none");
2243
                    }
2244
                }
2245
                break;
2246
            case QEMU_OPTION_numa:
2247
                if (nb_numa_nodes >= MAX_NODES) {
2248
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2249
                    exit(1);
2250
                }
2251
                numa_add(optarg);
2252
                break;
2253
            case QEMU_OPTION_display:
2254
                display_type = select_display(optarg);
2255
                break;
2256
            case QEMU_OPTION_nographic:
2257
                display_type = DT_NOGRAPHIC;
2258
                break;
2259
            case QEMU_OPTION_curses:
2260
#ifdef CONFIG_CURSES
2261
                display_type = DT_CURSES;
2262
#else
2263
                fprintf(stderr, "Curses support is disabled\n");
2264
                exit(1);
2265
#endif
2266
                break;
2267
            case QEMU_OPTION_portrait:
2268
                graphic_rotate = 1;
2269
                break;
2270
            case QEMU_OPTION_kernel:
2271
                kernel_filename = optarg;
2272
                break;
2273
            case QEMU_OPTION_append:
2274
                kernel_cmdline = optarg;
2275
                break;
2276
            case QEMU_OPTION_cdrom:
2277
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2278
                break;
2279
            case QEMU_OPTION_boot:
2280
                {
2281
                    static const char * const params[] = {
2282
                        "order", "once", "menu", NULL
2283
                    };
2284
                    char buf[sizeof(boot_devices)];
2285
                    char *standard_boot_devices;
2286
                    int legacy = 0;
2287

    
2288
                    if (!strchr(optarg, '=')) {
2289
                        legacy = 1;
2290
                        pstrcpy(buf, sizeof(buf), optarg);
2291
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2292
                        fprintf(stderr,
2293
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2294
                                buf, optarg);
2295
                        exit(1);
2296
                    }
2297

    
2298
                    if (legacy ||
2299
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2300
                        validate_bootdevices(buf);
2301
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2302
                    }
2303
                    if (!legacy) {
2304
                        if (get_param_value(buf, sizeof(buf),
2305
                                            "once", optarg)) {
2306
                            validate_bootdevices(buf);
2307
                            standard_boot_devices = qemu_strdup(boot_devices);
2308
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2309
                            qemu_register_reset(restore_boot_devices,
2310
                                                standard_boot_devices);
2311
                        }
2312
                        if (get_param_value(buf, sizeof(buf),
2313
                                            "menu", optarg)) {
2314
                            if (!strcmp(buf, "on")) {
2315
                                boot_menu = 1;
2316
                            } else if (!strcmp(buf, "off")) {
2317
                                boot_menu = 0;
2318
                            } else {
2319
                                fprintf(stderr,
2320
                                        "qemu: invalid option value '%s'\n",
2321
                                        buf);
2322
                                exit(1);
2323
                            }
2324
                        }
2325
                    }
2326
                }
2327
                break;
2328
            case QEMU_OPTION_fda:
2329
            case QEMU_OPTION_fdb:
2330
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2331
                          optarg, FD_OPTS);
2332
                break;
2333
            case QEMU_OPTION_no_fd_bootchk:
2334
                fd_bootchk = 0;
2335
                break;
2336
            case QEMU_OPTION_netdev:
2337
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2338
                    exit(1);
2339
                }
2340
                break;
2341
            case QEMU_OPTION_net:
2342
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2343
                    exit(1);
2344
                }
2345
                break;
2346
#ifdef CONFIG_SLIRP
2347
            case QEMU_OPTION_tftp:
2348
                legacy_tftp_prefix = optarg;
2349
                break;
2350
            case QEMU_OPTION_bootp:
2351
                legacy_bootp_filename = optarg;
2352
                break;
2353
            case QEMU_OPTION_redir:
2354
                if (net_slirp_redir(optarg) < 0)
2355
                    exit(1);
2356
                break;
2357
#endif
2358
            case QEMU_OPTION_bt:
2359
                add_device_config(DEV_BT, optarg);
2360
                break;
2361
            case QEMU_OPTION_audio_help:
2362
                if (!(audio_available())) {
2363
                    printf("Option %s not supported for this target\n", popt->name);
2364
                    exit(1);
2365
                }
2366
                AUD_help ();
2367
                exit (0);
2368
                break;
2369
            case QEMU_OPTION_soundhw:
2370
                if (!(audio_available())) {
2371
                    printf("Option %s not supported for this target\n", popt->name);
2372
                    exit(1);
2373
                }
2374
                select_soundhw (optarg);
2375
                break;
2376
            case QEMU_OPTION_h:
2377
                help(0);
2378
                break;
2379
            case QEMU_OPTION_version:
2380
                version();
2381
                exit(0);
2382
                break;
2383
            case QEMU_OPTION_m: {
2384
                int64_t value;
2385

    
2386
                value = strtosz(optarg, NULL);
2387
                if (value < 0) {
2388
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2389
                    exit(1);
2390
                }
2391

    
2392
                /* On 32-bit hosts, QEMU is limited by virtual address space */
2393
                if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2394
                    fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2395
                    exit(1);
2396
                }
2397
                if (value != (uint64_t)(ram_addr_t)value) {
2398
                    fprintf(stderr, "qemu: ram size too large\n");
2399
                    exit(1);
2400
                }
2401
                ram_size = value;
2402
                break;
2403
            }
2404
            case QEMU_OPTION_mempath:
2405
                mem_path = optarg;
2406
                break;
2407
#ifdef MAP_POPULATE
2408
            case QEMU_OPTION_mem_prealloc:
2409
                mem_prealloc = 1;
2410
                break;
2411
#endif
2412
            case QEMU_OPTION_d:
2413
                set_cpu_log(optarg);
2414
                break;
2415
            case QEMU_OPTION_s:
2416
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2417
                break;
2418
            case QEMU_OPTION_gdb:
2419
                gdbstub_dev = optarg;
2420
                break;
2421
            case QEMU_OPTION_L:
2422
                data_dir = optarg;
2423
                break;
2424
            case QEMU_OPTION_bios:
2425
                bios_name = optarg;
2426
                break;
2427
            case QEMU_OPTION_singlestep:
2428
                singlestep = 1;
2429
                break;
2430
            case QEMU_OPTION_S:
2431
                autostart = 0;
2432
                break;
2433
            case QEMU_OPTION_k:
2434
                keyboard_layout = optarg;
2435
                break;
2436
            case QEMU_OPTION_localtime:
2437
                rtc_utc = 0;
2438
                break;
2439
            case QEMU_OPTION_vga:
2440
                select_vgahw (optarg);
2441
                break;
2442
            case QEMU_OPTION_g:
2443
                {
2444
                    const char *p;
2445
                    int w, h, depth;
2446
                    p = optarg;
2447
                    w = strtol(p, (char **)&p, 10);
2448
                    if (w <= 0) {
2449
                    graphic_error:
2450
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2451
                        exit(1);
2452
                    }
2453
                    if (*p != 'x')
2454
                        goto graphic_error;
2455
                    p++;
2456
                    h = strtol(p, (char **)&p, 10);
2457
                    if (h <= 0)
2458
                        goto graphic_error;
2459
                    if (*p == 'x') {
2460
                        p++;
2461
                        depth = strtol(p, (char **)&p, 10);
2462
                        if (depth != 8 && depth != 15 && depth != 16 &&
2463
                            depth != 24 && depth != 32)
2464
                            goto graphic_error;
2465
                    } else if (*p == '\0') {
2466
                        depth = graphic_depth;
2467
                    } else {
2468
                        goto graphic_error;
2469
                    }
2470

    
2471
                    graphic_width = w;
2472
                    graphic_height = h;
2473
                    graphic_depth = depth;
2474
                }
2475
                break;
2476
            case QEMU_OPTION_echr:
2477
                {
2478
                    char *r;
2479
                    term_escape_char = strtol(optarg, &r, 0);
2480
                    if (r == optarg)
2481
                        printf("Bad argument to echr\n");
2482
                    break;
2483
                }
2484
            case QEMU_OPTION_monitor:
2485
                monitor_parse(optarg, "readline");
2486
                default_monitor = 0;
2487
                break;
2488
            case QEMU_OPTION_qmp:
2489
                monitor_parse(optarg, "control");
2490
                default_monitor = 0;
2491
                break;
2492
            case QEMU_OPTION_mon:
2493
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2494
                if (!opts) {
2495
                    exit(1);
2496
                }
2497
                default_monitor = 0;
2498
                break;
2499
            case QEMU_OPTION_chardev:
2500
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2501
                if (!opts) {
2502
                    exit(1);
2503
                }
2504
                break;
2505
            case QEMU_OPTION_fsdev:
2506
                olist = qemu_find_opts("fsdev");
2507
                if (!olist) {
2508
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2509
                    exit(1);
2510
                }
2511
                opts = qemu_opts_parse(olist, optarg, 1);
2512
                if (!opts) {
2513
                    fprintf(stderr, "parse error: %s\n", optarg);
2514
                    exit(1);
2515
                }
2516
                break;
2517
            case QEMU_OPTION_virtfs: {
2518
                char *arg_fsdev = NULL;
2519
                char *arg_9p = NULL;
2520
                int len = 0;
2521

    
2522
                olist = qemu_find_opts("virtfs");
2523
                if (!olist) {
2524
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2525
                    exit(1);
2526
                }
2527
                opts = qemu_opts_parse(olist, optarg, 1);
2528
                if (!opts) {
2529
                    fprintf(stderr, "parse error: %s\n", optarg);
2530
                    exit(1);
2531
                }
2532

    
2533
                if (qemu_opt_get(opts, "fstype") == NULL ||
2534
                        qemu_opt_get(opts, "mount_tag") == NULL ||
2535
                        qemu_opt_get(opts, "path") == NULL ||
2536
                        qemu_opt_get(opts, "security_model") == NULL) {
2537
                    fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2538
                            "security_model=[mapped|passthrough|none],"
2539
                            "mnt_tag=tag.\n");
2540
                    exit(1);
2541
                }
2542

    
2543
                len = strlen(",id=,path=,security_model=");
2544
                len += strlen(qemu_opt_get(opts, "fstype"));
2545
                len += strlen(qemu_opt_get(opts, "mount_tag"));
2546
                len += strlen(qemu_opt_get(opts, "path"));
2547
                len += strlen(qemu_opt_get(opts, "security_model"));
2548
                arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2549

    
2550
                snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
2551
                         "%s,id=%s,path=%s,security_model=%s",
2552
                         qemu_opt_get(opts, "fstype"),
2553
                         qemu_opt_get(opts, "mount_tag"),
2554
                         qemu_opt_get(opts, "path"),
2555
                         qemu_opt_get(opts, "security_model"));
2556

    
2557
                len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2558
                len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2559
                arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2560

    
2561
                snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
2562
                         "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2563
                         qemu_opt_get(opts, "mount_tag"),
2564
                         qemu_opt_get(opts, "mount_tag"));
2565

    
2566
                if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
2567
                    fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2568
                    exit(1);
2569
                }
2570

    
2571
                if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
2572
                    fprintf(stderr, "parse error [device]: %s\n", optarg);
2573
                    exit(1);
2574
                }
2575

    
2576
                qemu_free(arg_fsdev);
2577
                qemu_free(arg_9p);
2578
                break;
2579
            }
2580
            case QEMU_OPTION_serial:
2581
                add_device_config(DEV_SERIAL, optarg);
2582
                default_serial = 0;
2583
                if (strncmp(optarg, "mon:", 4) == 0) {
2584
                    default_monitor = 0;
2585
                }
2586
                break;
2587
            case QEMU_OPTION_watchdog:
2588
                if (watchdog) {
2589
                    fprintf(stderr,
2590
                            "qemu: only one watchdog option may be given\n");
2591
                    return 1;
2592
                }
2593
                watchdog = optarg;
2594
                break;
2595
            case QEMU_OPTION_watchdog_action:
2596
                if (select_watchdog_action(optarg) == -1) {
2597
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2598
                    exit(1);
2599
                }
2600
                break;
2601
            case QEMU_OPTION_virtiocon:
2602
                add_device_config(DEV_VIRTCON, optarg);
2603
                default_virtcon = 0;
2604
                if (strncmp(optarg, "mon:", 4) == 0) {
2605
                    default_monitor = 0;
2606
                }
2607
                break;
2608
            case QEMU_OPTION_parallel:
2609
                add_device_config(DEV_PARALLEL, optarg);
2610
                default_parallel = 0;
2611
                if (strncmp(optarg, "mon:", 4) == 0) {
2612
                    default_monitor = 0;
2613
                }
2614
                break;
2615
            case QEMU_OPTION_debugcon:
2616
                add_device_config(DEV_DEBUGCON, optarg);
2617
                break;
2618
            case QEMU_OPTION_loadvm:
2619
                loadvm = optarg;
2620
                break;
2621
            case QEMU_OPTION_full_screen:
2622
                full_screen = 1;
2623
                break;
2624
#ifdef CONFIG_SDL
2625
            case QEMU_OPTION_no_frame:
2626
                no_frame = 1;
2627
                break;
2628
            case QEMU_OPTION_alt_grab:
2629
                alt_grab = 1;
2630
                break;
2631
            case QEMU_OPTION_ctrl_grab:
2632
                ctrl_grab = 1;
2633
                break;
2634
            case QEMU_OPTION_no_quit:
2635
                no_quit = 1;
2636
                break;
2637
            case QEMU_OPTION_sdl:
2638
                display_type = DT_SDL;
2639
                break;
2640
#else
2641
            case QEMU_OPTION_no_frame:
2642
            case QEMU_OPTION_alt_grab:
2643
            case QEMU_OPTION_ctrl_grab:
2644
            case QEMU_OPTION_no_quit:
2645
            case QEMU_OPTION_sdl:
2646
                fprintf(stderr, "SDL support is disabled\n");
2647
                exit(1);
2648
#endif
2649
            case QEMU_OPTION_pidfile:
2650
                pid_file = optarg;
2651
                break;
2652
            case QEMU_OPTION_win2k_hack:
2653
                win2k_install_hack = 1;
2654
                break;
2655
            case QEMU_OPTION_rtc_td_hack:
2656
                rtc_td_hack = 1;
2657
                break;
2658
            case QEMU_OPTION_acpitable:
2659
                do_acpitable_option(optarg);
2660
                break;
2661
            case QEMU_OPTION_smbios:
2662
                do_smbios_option(optarg);
2663
                break;
2664
            case QEMU_OPTION_enable_kvm:
2665
                kvm_allowed = 1;
2666
                break;
2667
            case QEMU_OPTION_usb:
2668
                usb_enabled = 1;
2669
                break;
2670
            case QEMU_OPTION_usbdevice:
2671
                usb_enabled = 1;
2672
                add_device_config(DEV_USB, optarg);
2673
                break;
2674
            case QEMU_OPTION_device:
2675
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2676
                    exit(1);
2677
                }
2678
                break;
2679
            case QEMU_OPTION_smp:
2680
                smp_parse(optarg);
2681
                if (smp_cpus < 1) {
2682
                    fprintf(stderr, "Invalid number of CPUs\n");
2683
                    exit(1);
2684
                }
2685
                if (max_cpus < smp_cpus) {
2686
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2687
                            "smp\n");
2688
                    exit(1);
2689
                }
2690
                if (max_cpus > 255) {
2691
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2692
                    exit(1);
2693
                }
2694
                break;
2695
            case QEMU_OPTION_vnc:
2696
#ifdef CONFIG_VNC
2697
                display_remote++;
2698
                vnc_display = optarg;
2699
#else
2700
                fprintf(stderr, "VNC support is disabled\n");
2701
                exit(1);
2702
#endif
2703
                break;
2704
            case QEMU_OPTION_no_acpi:
2705
                acpi_enabled = 0;
2706
                break;
2707
            case QEMU_OPTION_no_hpet:
2708
                no_hpet = 1;
2709
                break;
2710
            case QEMU_OPTION_balloon:
2711
                if (balloon_parse(optarg) < 0) {
2712
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2713
                    exit(1);
2714
                }
2715
                break;
2716
            case QEMU_OPTION_no_reboot:
2717
                no_reboot = 1;
2718
                break;
2719
            case QEMU_OPTION_no_shutdown:
2720
                no_shutdown = 1;
2721
                break;
2722
            case QEMU_OPTION_show_cursor:
2723
                cursor_hide = 0;
2724
                break;
2725
            case QEMU_OPTION_uuid:
2726
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2727
                    fprintf(stderr, "Fail to parse UUID string."
2728
                            " Wrong format.\n");
2729
                    exit(1);
2730
                }
2731
                break;
2732
            case QEMU_OPTION_option_rom:
2733
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2734
                    fprintf(stderr, "Too many option ROMs\n");
2735
                    exit(1);
2736
                }
2737
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2738
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2739
                option_rom[nb_option_roms].bootindex =
2740
                    qemu_opt_get_number(opts, "bootindex", -1);
2741
                if (!option_rom[nb_option_roms].name) {
2742
                    fprintf(stderr, "Option ROM file is not specified\n");
2743
                    exit(1);
2744
                }
2745
                nb_option_roms++;
2746
                break;
2747
            case QEMU_OPTION_semihosting:
2748
                semihosting_enabled = 1;
2749
                break;
2750
            case QEMU_OPTION_name:
2751
                qemu_name = qemu_strdup(optarg);
2752
                 {
2753
                     char *p = strchr(qemu_name, ',');
2754
                     if (p != NULL) {
2755
                        *p++ = 0;
2756
                        if (strncmp(p, "process=", 8)) {
2757
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
2758
                            exit(1);
2759
                        }
2760
                        p += 8;
2761
                        os_set_proc_name(p);
2762
                     }        
2763
                 }        
2764
                break;
2765
            case QEMU_OPTION_prom_env:
2766
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2767
                    fprintf(stderr, "Too many prom variables\n");
2768
                    exit(1);
2769
                }
2770
                prom_envs[nb_prom_envs] = optarg;
2771
                nb_prom_envs++;
2772
                break;
2773
            case QEMU_OPTION_old_param:
2774
                old_param = 1;
2775
                break;
2776
            case QEMU_OPTION_clock:
2777
                configure_alarms(optarg);
2778
                break;
2779
            case QEMU_OPTION_startdate:
2780
                configure_rtc_date_offset(optarg, 1);
2781
                break;
2782
            case QEMU_OPTION_rtc:
2783
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2784
                if (!opts) {
2785
                    exit(1);
2786
                }
2787
                configure_rtc(opts);
2788
                break;
2789
            case QEMU_OPTION_tb_size:
2790
                tb_size = strtol(optarg, NULL, 0);
2791
                if (tb_size < 0)
2792
                    tb_size = 0;
2793
                break;
2794
            case QEMU_OPTION_icount:
2795
                icount_option = optarg;
2796
                break;
2797
            case QEMU_OPTION_incoming:
2798
                incoming = optarg;
2799
                incoming_expected = true;
2800
                break;
2801
            case QEMU_OPTION_nodefaults:
2802
                default_serial = 0;
2803
                default_parallel = 0;
2804
                default_virtcon = 0;
2805
                default_monitor = 0;
2806
                default_vga = 0;
2807
                default_net = 0;
2808
                default_floppy = 0;
2809
                default_cdrom = 0;
2810
                default_sdcard = 0;
2811
                break;
2812
            case QEMU_OPTION_xen_domid:
2813
                if (!(xen_available())) {
2814
                    printf("Option %s not supported for this target\n", popt->name);
2815
                    exit(1);
2816
                }
2817
                xen_domid = atoi(optarg);
2818
                break;
2819
            case QEMU_OPTION_xen_create:
2820
                if (!(xen_available())) {
2821
                    printf("Option %s not supported for this target\n", popt->name);
2822
                    exit(1);
2823
                }
2824
                xen_mode = XEN_CREATE;
2825
                break;
2826
            case QEMU_OPTION_xen_attach:
2827
                if (!(xen_available())) {
2828
                    printf("Option %s not supported for this target\n", popt->name);
2829
                    exit(1);
2830
                }
2831
                xen_mode = XEN_ATTACH;
2832
                break;
2833
#ifdef CONFIG_SIMPLE_TRACE
2834
            case QEMU_OPTION_trace:
2835
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2836
                if (opts) {
2837
                    trace_file = qemu_opt_get(opts, "file");
2838
                }
2839
                break;
2840
#endif
2841
            case QEMU_OPTION_readconfig:
2842
                {
2843
                    int ret = qemu_read_config_file(optarg);
2844
                    if (ret < 0) {
2845
                        fprintf(stderr, "read config %s: %s\n", optarg,
2846
                            strerror(-ret));
2847
                        exit(1);
2848
                    }
2849
                    break;
2850
                }
2851
            case QEMU_OPTION_spice:
2852
                olist = qemu_find_opts("spice");
2853
                if (!olist) {
2854
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
2855
                    exit(1);
2856
                }
2857
                opts = qemu_opts_parse(olist, optarg, 0);
2858
                if (!opts) {
2859
                    fprintf(stderr, "parse error: %s\n", optarg);
2860
                    exit(1);
2861
                }
2862
                break;
2863
            case QEMU_OPTION_writeconfig:
2864
                {
2865
                    FILE *fp;
2866
                    if (strcmp(optarg, "-") == 0) {
2867
                        fp = stdout;
2868
                    } else {
2869
                        fp = fopen(optarg, "w");
2870
                        if (fp == NULL) {
2871
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2872
                            exit(1);
2873
                        }
2874
                    }
2875
                    qemu_config_write(fp);
2876
                    fclose(fp);
2877
                    break;
2878
                }
2879
            default:
2880
                os_parse_cmd_args(popt->index, optarg);
2881
            }
2882
        }
2883
    }
2884
    loc_set_none();
2885

    
2886
    if (!st_init(trace_file)) {
2887
        fprintf(stderr, "warning: unable to initialize simple trace backend\n");
2888
    }
2889

    
2890
    /* If no data_dir is specified then try to find it relative to the
2891
       executable path.  */
2892
    if (!data_dir) {
2893
        data_dir = os_find_datadir(argv[0]);
2894
    }
2895
    /* If all else fails use the install patch specified when building.  */
2896
    if (!data_dir) {
2897
        data_dir = CONFIG_QEMU_DATADIR;
2898
    }
2899

    
2900
    /*
2901
     * Default to max_cpus = smp_cpus, in case the user doesn't
2902
     * specify a max_cpus value.
2903
     */
2904
    if (!max_cpus)
2905
        max_cpus = smp_cpus;
2906

    
2907
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2908
    if (smp_cpus > machine->max_cpus) {
2909
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2910
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
2911
                machine->max_cpus);
2912
        exit(1);
2913
    }
2914

    
2915
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2916
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
2917

    
2918
    if (machine->no_serial) {
2919
        default_serial = 0;
2920
    }
2921
    if (machine->no_parallel) {
2922
        default_parallel = 0;
2923
    }
2924
    if (!machine->use_virtcon) {
2925
        default_virtcon = 0;
2926
    }
2927
    if (machine->no_vga) {
2928
        default_vga = 0;
2929
    }
2930
    if (machine->no_floppy) {
2931
        default_floppy = 0;
2932
    }
2933
    if (machine->no_cdrom) {
2934
        default_cdrom = 0;
2935
    }
2936
    if (machine->no_sdcard) {
2937
        default_sdcard = 0;
2938
    }
2939

    
2940
    if (display_type == DT_NOGRAPHIC) {
2941
        if (default_parallel)
2942
            add_device_config(DEV_PARALLEL, "null");
2943
        if (default_serial && default_monitor) {
2944
            add_device_config(DEV_SERIAL, "mon:stdio");
2945
        } else if (default_virtcon && default_monitor) {
2946
            add_device_config(DEV_VIRTCON, "mon:stdio");
2947
        } else {
2948
            if (default_serial)
2949
                add_device_config(DEV_SERIAL, "stdio");
2950
            if (default_virtcon)
2951
                add_device_config(DEV_VIRTCON, "stdio");
2952
            if (default_monitor)
2953
                monitor_parse("stdio", "readline");
2954
        }
2955
    } else {
2956
        if (default_serial)
2957
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
2958
        if (default_parallel)
2959
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2960
        if (default_monitor)
2961
            monitor_parse("vc:80Cx24C", "readline");
2962
        if (default_virtcon)
2963
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2964
    }
2965
    if (default_vga)
2966
        vga_interface_type = VGA_CIRRUS;
2967

    
2968
    socket_init();
2969

    
2970
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
2971
        exit(1);
2972
#ifdef CONFIG_VIRTFS
2973
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
2974
        exit(1);
2975
    }
2976
#endif
2977

    
2978
    os_daemonize();
2979

    
2980
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
2981
        os_pidfile_error();
2982
        exit(1);
2983
    }
2984

    
2985
    if (kvm_allowed) {
2986
        int ret = kvm_init();
2987
        if (ret < 0) {
2988
            if (!kvm_available()) {
2989
                printf("KVM not supported for this target\n");
2990
            } else {
2991
                fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2992
            }
2993
            exit(1);
2994
        }
2995
    }
2996

    
2997
    if (qemu_init_main_loop()) {
2998
        fprintf(stderr, "qemu_init_main_loop failed\n");
2999
        exit(1);
3000
    }
3001
    linux_boot = (kernel_filename != NULL);
3002

    
3003
    if (!linux_boot && *kernel_cmdline != '\0') {
3004
        fprintf(stderr, "-append only allowed with -kernel option\n");
3005
        exit(1);
3006
    }
3007

    
3008
    if (!linux_boot && initrd_filename != NULL) {
3009
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
3010
        exit(1);
3011
    }
3012

    
3013
    os_set_line_buffering();
3014

    
3015
    if (init_timer_alarm() < 0) {
3016
        fprintf(stderr, "could not initialize alarm timer\n");
3017
        exit(1);
3018
    }
3019
    configure_icount(icount_option);
3020

    
3021
    if (net_init_clients() < 0) {
3022
        exit(1);
3023
    }
3024

    
3025
    /* init the bluetooth world */
3026
    if (foreach_device_config(DEV_BT, bt_parse))
3027
        exit(1);
3028

    
3029
    /* init the memory */
3030
    if (ram_size == 0)
3031
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
3032

    
3033
    /* init the dynamic translator */
3034
    cpu_exec_init_all(tb_size * 1024 * 1024);
3035

    
3036
    bdrv_init_with_whitelist();
3037

    
3038
    blk_mig_init();
3039

    
3040
    /* open the virtual block devices */
3041
    if (snapshot)
3042
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
3043
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
3044
        exit(1);
3045

    
3046
    default_drive(default_cdrom, snapshot, machine->use_scsi,
3047
                  IF_DEFAULT, 2, CDROM_OPTS);
3048
    default_drive(default_floppy, snapshot, machine->use_scsi,
3049
                  IF_FLOPPY, 0, FD_OPTS);
3050
    default_drive(default_sdcard, snapshot, machine->use_scsi,
3051
                  IF_SD, 0, SD_OPTS);
3052

    
3053
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
3054
                         ram_load, NULL);
3055

    
3056
    if (nb_numa_nodes > 0) {
3057
        int i;
3058

    
3059
        if (nb_numa_nodes > smp_cpus) {
3060
            nb_numa_nodes = smp_cpus;
3061
        }
3062

    
3063
        /* If no memory size if given for any node, assume the default case
3064
         * and distribute the available memory equally across all nodes
3065
         */
3066
        for (i = 0; i < nb_numa_nodes; i++) {
3067
            if (node_mem[i] != 0)
3068
                break;
3069
        }
3070
        if (i == nb_numa_nodes) {
3071
            uint64_t usedmem = 0;
3072

    
3073
            /* On Linux, the each node's border has to be 8MB aligned,
3074
             * the final node gets the rest.
3075
             */
3076
            for (i = 0; i < nb_numa_nodes - 1; i++) {
3077
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
3078
                usedmem += node_mem[i];
3079
            }
3080
            node_mem[i] = ram_size - usedmem;
3081
        }
3082

    
3083
        for (i = 0; i < nb_numa_nodes; i++) {
3084
            if (node_cpumask[i] != 0)
3085
                break;
3086
        }
3087
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
3088
         * must cope with this anyway, because there are BIOSes out there in
3089
         * real machines which also use this scheme.
3090
         */
3091
        if (i == nb_numa_nodes) {
3092
            for (i = 0; i < smp_cpus; i++) {
3093
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
3094
            }
3095
        }
3096
    }
3097

    
3098
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
3099
        exit(1);
3100
    }
3101

    
3102
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
3103
        exit(1);
3104
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
3105
        exit(1);
3106
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
3107
        exit(1);
3108
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
3109
        exit(1);
3110

    
3111
    module_call_init(MODULE_INIT_DEVICE);
3112

    
3113
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
3114
        exit(0);
3115

    
3116
    if (watchdog) {
3117
        i = select_watchdog(watchdog);
3118
        if (i > 0)
3119
            exit (i == 1 ? 1 : 0);
3120
    }
3121

    
3122
    if (machine->compat_props) {
3123
        qdev_prop_register_global_list(machine->compat_props);
3124
    }
3125
    qemu_add_globals();
3126

    
3127
    machine->init(ram_size, boot_devices,
3128
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3129

    
3130
    cpu_synchronize_all_post_init();
3131

    
3132
    /* must be after terminal init, SDL library changes signal handlers */
3133
    os_setup_signal_handling();
3134

    
3135
    set_numa_modes();
3136

    
3137
    current_machine = machine;
3138

    
3139
    /* init USB devices */
3140
    if (usb_enabled) {
3141
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3142
            exit(1);
3143
    }
3144

    
3145
    /* init generic devices */
3146
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3147
        exit(1);
3148

    
3149
    net_check_clients();
3150

    
3151
    /* just use the first displaystate for the moment */
3152
    ds = get_displaystate();
3153

    
3154
    if (using_spice)
3155
        display_remote++;
3156
    if (display_type == DT_DEFAULT && !display_remote) {
3157
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3158
        display_type = DT_SDL;
3159
#elif defined(CONFIG_VNC)
3160
        vnc_display = "localhost:0,to=99";
3161
        show_vnc_port = 1;
3162
#else
3163
        display_type = DT_NONE;
3164
#endif
3165
    }
3166

    
3167

    
3168
    /* init local displays */
3169
    switch (display_type) {
3170
    case DT_NOGRAPHIC:
3171
        break;
3172
#if defined(CONFIG_CURSES)
3173
    case DT_CURSES:
3174
        curses_display_init(ds, full_screen);
3175
        break;
3176
#endif
3177
#if defined(CONFIG_SDL)
3178
    case DT_SDL:
3179
        sdl_display_init(ds, full_screen, no_frame);
3180
        break;
3181
#elif defined(CONFIG_COCOA)
3182
    case DT_SDL:
3183
        cocoa_display_init(ds, full_screen);
3184
        break;
3185
#endif
3186
    default:
3187
        break;
3188
    }
3189

    
3190
#ifdef CONFIG_VNC
3191
    /* init remote displays */
3192
    if (vnc_display) {
3193
        vnc_display_init(ds);
3194
        if (vnc_display_open(ds, vnc_display) < 0)
3195
            exit(1);
3196

    
3197
        if (show_vnc_port) {
3198
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3199
        }
3200
    }
3201
#endif
3202
#ifdef CONFIG_SPICE
3203
    if (using_spice && !qxl_enabled) {
3204
        qemu_spice_display_init(ds);
3205
    }
3206
#endif
3207

    
3208
    /* display setup */
3209
    dpy_resize(ds);
3210
    dcl = ds->listeners;
3211
    while (dcl != NULL) {
3212
        if (dcl->dpy_refresh != NULL) {
3213
            ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
3214
            qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
3215
            break;
3216
        }
3217
        dcl = dcl->next;
3218
    }
3219
    if (ds->gui_timer == NULL) {
3220
        nographic_timer = qemu_new_timer_ms(rt_clock, nographic_update, NULL);
3221
        qemu_mod_timer(nographic_timer, qemu_get_clock_ms(rt_clock));
3222
    }
3223
    text_consoles_set_display(ds);
3224

    
3225
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3226
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3227
                gdbstub_dev);
3228
        exit(1);
3229
    }
3230

    
3231
    qdev_machine_creation_done();
3232

    
3233
    if (rom_load_all() != 0) {
3234
        fprintf(stderr, "rom loading failed\n");
3235
        exit(1);
3236
    }
3237

    
3238
    /* TODO: once all bus devices are qdevified, this should be done
3239
     * when bus is created by qdev.c */
3240
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3241
    qemu_run_machine_init_done_notifiers();
3242

    
3243
    qemu_system_reset();
3244
    if (loadvm) {
3245
        if (load_vmstate(loadvm) < 0) {
3246
            autostart = 0;
3247
        }
3248
    }
3249

    
3250
    if (incoming) {
3251
        int ret = qemu_start_incoming_migration(incoming);
3252
        if (ret < 0) {
3253
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3254
                    incoming, ret);
3255
            exit(ret);
3256
        }
3257
    } else if (autostart) {
3258
        vm_start();
3259
    }
3260

    
3261
    os_setup_post();
3262

    
3263
    main_loop();
3264
    quit_timers();
3265
    net_cleanup();
3266

    
3267
    return 0;
3268
}