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

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

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

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

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

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

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

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

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

    
155
#include "disas.h"
156

    
157
#include "qemu_socket.h"
158

    
159
#include "slirp/libslirp.h"
160

    
161
#include "trace.h"
162
#include "qemu-queue.h"
163
#include "cpus.h"
164
#include "arch_init.h"
165

    
166
#include "ui/qemu-spice.h"
167

    
168
//#define DEBUG_NET
169
//#define DEBUG_SLIRP
170

    
171
#define DEFAULT_RAM_SIZE 128
172

    
173
#define MAX_VIRTIO_CONSOLES 1
174

    
175
static const char *data_dir;
176
const char *bios_name = NULL;
177
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
178
DisplayType display_type = DT_DEFAULT;
179
int display_remote = 0;
180
const char* keyboard_layout = NULL;
181
ram_addr_t ram_size;
182
const char *mem_path = NULL;
183
#ifdef MAP_POPULATE
184
int mem_prealloc = 0; /* force preallocation of physical target memory */
185
#endif
186
int nb_nics;
187
NICInfo nd_table[MAX_NICS];
188
int vm_running;
189
int autostart;
190
int incoming_expected; /* Started with -incoming and waiting for incoming */
191
static int rtc_utc = 1;
192
static int rtc_date_offset = -1; /* -1 means no change */
193
QEMUClock *rtc_clock;
194
int vga_interface_type = VGA_NONE;
195
static int full_screen = 0;
196
#ifdef CONFIG_SDL
197
static int no_frame = 0;
198
#endif
199
int no_quit = 0;
200
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
201
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
202
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
203
int win2k_install_hack = 0;
204
int rtc_td_hack = 0;
205
int usb_enabled = 0;
206
int singlestep = 0;
207
int smp_cpus = 1;
208
int max_cpus = 0;
209
int smp_cores = 1;
210
int smp_threads = 1;
211
const char *vnc_display;
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(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(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
int debug_requested;
1221
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 main_loop_wait(int nonblocking)
1316
{
1317
    IOHandlerRecord *ioh;
1318
    fd_set rfds, wfds, xfds;
1319
    int ret, nfds;
1320
    struct timeval tv;
1321
    int timeout;
1322

    
1323
    if (nonblocking)
1324
        timeout = 0;
1325
    else {
1326
        timeout = qemu_calculate_timeout();
1327
        qemu_bh_update_timeout(&timeout);
1328
    }
1329

    
1330
    os_host_main_loop_wait(&timeout);
1331

    
1332
    /* poll any events */
1333
    /* XXX: separate device handlers from system ones */
1334
    nfds = -1;
1335
    FD_ZERO(&rfds);
1336
    FD_ZERO(&wfds);
1337
    FD_ZERO(&xfds);
1338
    QLIST_FOREACH(ioh, &io_handlers, next) {
1339
        if (ioh->deleted)
1340
            continue;
1341
        if (ioh->fd_read &&
1342
            (!ioh->fd_read_poll ||
1343
             ioh->fd_read_poll(ioh->opaque) != 0)) {
1344
            FD_SET(ioh->fd, &rfds);
1345
            if (ioh->fd > nfds)
1346
                nfds = ioh->fd;
1347
        }
1348
        if (ioh->fd_write) {
1349
            FD_SET(ioh->fd, &wfds);
1350
            if (ioh->fd > nfds)
1351
                nfds = ioh->fd;
1352
        }
1353
    }
1354

    
1355
    tv.tv_sec = timeout / 1000;
1356
    tv.tv_usec = (timeout % 1000) * 1000;
1357

    
1358
    slirp_select_fill(&nfds, &rfds, &wfds, &xfds);
1359

    
1360
    qemu_mutex_unlock_iothread();
1361
    ret = select(nfds + 1, &rfds, &wfds, &xfds, &tv);
1362
    qemu_mutex_lock_iothread();
1363
    if (ret > 0) {
1364
        IOHandlerRecord *pioh;
1365

    
1366
        QLIST_FOREACH_SAFE(ioh, &io_handlers, next, pioh) {
1367
            if (!ioh->deleted && ioh->fd_read && FD_ISSET(ioh->fd, &rfds)) {
1368
                ioh->fd_read(ioh->opaque);
1369
            }
1370
            if (!ioh->deleted && ioh->fd_write && FD_ISSET(ioh->fd, &wfds)) {
1371
                ioh->fd_write(ioh->opaque);
1372
            }
1373

    
1374
            /* Do this last in case read/write handlers marked it for deletion */
1375
            if (ioh->deleted) {
1376
                QLIST_REMOVE(ioh, next);
1377
                qemu_free(ioh);
1378
            }
1379
        }
1380
    }
1381

    
1382
    slirp_select_poll(&rfds, &wfds, &xfds, (ret < 0));
1383

    
1384
    qemu_run_all_timers();
1385

    
1386
    /* Check bottom-halves last in case any of the earlier events triggered
1387
       them.  */
1388
    qemu_bh_poll();
1389

    
1390
}
1391

    
1392
#ifndef CONFIG_IOTHREAD
1393
static int vm_request_pending(void)
1394
{
1395
    return powerdown_requested ||
1396
           reset_requested ||
1397
           shutdown_requested ||
1398
           debug_requested ||
1399
           vmstop_requested;
1400
}
1401
#endif
1402

    
1403
qemu_irq qemu_system_powerdown;
1404

    
1405
static void main_loop(void)
1406
{
1407
    bool nonblocking = false;
1408
#ifdef CONFIG_PROFILER
1409
    int64_t ti;
1410
#endif
1411
    int r;
1412

    
1413
    qemu_main_loop_start();
1414

    
1415
    for (;;) {
1416
#ifndef CONFIG_IOTHREAD
1417
        nonblocking = cpu_exec_all();
1418
        if (vm_request_pending()) {
1419
            nonblocking = true;
1420
        }
1421
#endif
1422
#ifdef CONFIG_PROFILER
1423
        ti = profile_getclock();
1424
#endif
1425
        main_loop_wait(nonblocking);
1426
#ifdef CONFIG_PROFILER
1427
        dev_time += profile_getclock() - ti;
1428
#endif
1429

    
1430
        if ((r = qemu_debug_requested())) {
1431
            vm_stop(r);
1432
        }
1433
        if (qemu_shutdown_requested()) {
1434
            monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1435
            if (no_shutdown) {
1436
                vm_stop(0);
1437
                no_shutdown = 0;
1438
            } else
1439
                break;
1440
        }
1441
        if (qemu_reset_requested()) {
1442
            pause_all_vcpus();
1443
            qemu_system_reset();
1444
            resume_all_vcpus();
1445
        }
1446
        if (qemu_powerdown_requested()) {
1447
            monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1448
            qemu_irq_raise(qemu_system_powerdown);
1449
        }
1450
        if ((r = qemu_vmstop_requested())) {
1451
            vm_stop(r);
1452
        }
1453
    }
1454
    bdrv_close_all();
1455
    pause_all_vcpus();
1456
}
1457

    
1458
static void version(void)
1459
{
1460
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
1461
}
1462

    
1463
static void help(int exitcode)
1464
{
1465
    const char *options_help =
1466
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1467
        opt_help
1468
#define DEFHEADING(text) stringify(text) "\n"
1469
#include "qemu-options.def"
1470
#undef DEF
1471
#undef DEFHEADING
1472
#undef GEN_DOCS
1473
        ;
1474
    version();
1475
    printf("usage: %s [options] [disk_image]\n"
1476
           "\n"
1477
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n"
1478
           "\n"
1479
           "%s\n"
1480
           "During emulation, the following keys are useful:\n"
1481
           "ctrl-alt-f      toggle full screen\n"
1482
           "ctrl-alt-n      switch to virtual console 'n'\n"
1483
           "ctrl-alt        toggle mouse and keyboard grab\n"
1484
           "\n"
1485
           "When using -nographic, press 'ctrl-a h' to get some help.\n",
1486
           "qemu",
1487
           options_help);
1488
    exit(exitcode);
1489
}
1490

    
1491
#define HAS_ARG 0x0001
1492

    
1493
typedef struct QEMUOption {
1494
    const char *name;
1495
    int flags;
1496
    int index;
1497
    uint32_t arch_mask;
1498
} QEMUOption;
1499

    
1500
static const QEMUOption qemu_options[] = {
1501
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
1502
#define DEF(option, opt_arg, opt_enum, opt_help, arch_mask)     \
1503
    { option, opt_arg, opt_enum, arch_mask },
1504
#define DEFHEADING(text)
1505
#include "qemu-options.def"
1506
#undef DEF
1507
#undef DEFHEADING
1508
#undef GEN_DOCS
1509
    { NULL },
1510
};
1511
static void select_vgahw (const char *p)
1512
{
1513
    const char *opts;
1514

    
1515
    default_vga = 0;
1516
    vga_interface_type = VGA_NONE;
1517
    if (strstart(p, "std", &opts)) {
1518
        vga_interface_type = VGA_STD;
1519
    } else if (strstart(p, "cirrus", &opts)) {
1520
        vga_interface_type = VGA_CIRRUS;
1521
    } else if (strstart(p, "vmware", &opts)) {
1522
        vga_interface_type = VGA_VMWARE;
1523
    } else if (strstart(p, "xenfb", &opts)) {
1524
        vga_interface_type = VGA_XENFB;
1525
    } else if (strstart(p, "qxl", &opts)) {
1526
        vga_interface_type = VGA_QXL;
1527
    } else if (!strstart(p, "none", &opts)) {
1528
    invalid_vga:
1529
        fprintf(stderr, "Unknown vga type: %s\n", p);
1530
        exit(1);
1531
    }
1532
    while (*opts) {
1533
        const char *nextopt;
1534

    
1535
        if (strstart(opts, ",retrace=", &nextopt)) {
1536
            opts = nextopt;
1537
            if (strstart(opts, "dumb", &nextopt))
1538
                vga_retrace_method = VGA_RETRACE_DUMB;
1539
            else if (strstart(opts, "precise", &nextopt))
1540
                vga_retrace_method = VGA_RETRACE_PRECISE;
1541
            else goto invalid_vga;
1542
        } else goto invalid_vga;
1543
        opts = nextopt;
1544
    }
1545
}
1546

    
1547
static int balloon_parse(const char *arg)
1548
{
1549
    QemuOpts *opts;
1550

    
1551
    if (strcmp(arg, "none") == 0) {
1552
        return 0;
1553
    }
1554

    
1555
    if (!strncmp(arg, "virtio", 6)) {
1556
        if (arg[6] == ',') {
1557
            /* have params -> parse them */
1558
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
1559
            if (!opts)
1560
                return  -1;
1561
        } else {
1562
            /* create empty opts */
1563
            opts = qemu_opts_create(qemu_find_opts("device"), NULL, 0);
1564
        }
1565
        qemu_opt_set(opts, "driver", "virtio-balloon-pci");
1566
        return 0;
1567
    }
1568

    
1569
    return -1;
1570
}
1571

    
1572
char *qemu_find_file(int type, const char *name)
1573
{
1574
    int len;
1575
    const char *subdir;
1576
    char *buf;
1577

    
1578
    /* If name contains path separators then try it as a straight path.  */
1579
    if ((strchr(name, '/') || strchr(name, '\\'))
1580
        && access(name, R_OK) == 0) {
1581
        return qemu_strdup(name);
1582
    }
1583
    switch (type) {
1584
    case QEMU_FILE_TYPE_BIOS:
1585
        subdir = "";
1586
        break;
1587
    case QEMU_FILE_TYPE_KEYMAP:
1588
        subdir = "keymaps/";
1589
        break;
1590
    default:
1591
        abort();
1592
    }
1593
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
1594
    buf = qemu_mallocz(len);
1595
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
1596
    if (access(buf, R_OK)) {
1597
        qemu_free(buf);
1598
        return NULL;
1599
    }
1600
    return buf;
1601
}
1602

    
1603
static int device_help_func(QemuOpts *opts, void *opaque)
1604
{
1605
    return qdev_device_help(opts);
1606
}
1607

    
1608
static int device_init_func(QemuOpts *opts, void *opaque)
1609
{
1610
    DeviceState *dev;
1611

    
1612
    dev = qdev_device_add(opts);
1613
    if (!dev)
1614
        return -1;
1615
    return 0;
1616
}
1617

    
1618
static int chardev_init_func(QemuOpts *opts, void *opaque)
1619
{
1620
    CharDriverState *chr;
1621

    
1622
    chr = qemu_chr_open_opts(opts, NULL);
1623
    if (!chr)
1624
        return -1;
1625
    return 0;
1626
}
1627

    
1628
#ifdef CONFIG_VIRTFS
1629
static int fsdev_init_func(QemuOpts *opts, void *opaque)
1630
{
1631
    int ret;
1632
    ret = qemu_fsdev_add(opts);
1633

    
1634
    return ret;
1635
}
1636
#endif
1637

    
1638
static int mon_init_func(QemuOpts *opts, void *opaque)
1639
{
1640
    CharDriverState *chr;
1641
    const char *chardev;
1642
    const char *mode;
1643
    int flags;
1644

    
1645
    mode = qemu_opt_get(opts, "mode");
1646
    if (mode == NULL) {
1647
        mode = "readline";
1648
    }
1649
    if (strcmp(mode, "readline") == 0) {
1650
        flags = MONITOR_USE_READLINE;
1651
    } else if (strcmp(mode, "control") == 0) {
1652
        flags = MONITOR_USE_CONTROL;
1653
    } else {
1654
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
1655
        exit(1);
1656
    }
1657

    
1658
    if (qemu_opt_get_bool(opts, "pretty", 0))
1659
        flags |= MONITOR_USE_PRETTY;
1660

    
1661
    if (qemu_opt_get_bool(opts, "default", 0))
1662
        flags |= MONITOR_IS_DEFAULT;
1663

    
1664
    chardev = qemu_opt_get(opts, "chardev");
1665
    chr = qemu_chr_find(chardev);
1666
    if (chr == NULL) {
1667
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
1668
        exit(1);
1669
    }
1670

    
1671
    monitor_init(chr, flags);
1672
    return 0;
1673
}
1674

    
1675
static void monitor_parse(const char *optarg, const char *mode)
1676
{
1677
    static int monitor_device_index = 0;
1678
    QemuOpts *opts;
1679
    const char *p;
1680
    char label[32];
1681
    int def = 0;
1682

    
1683
    if (strstart(optarg, "chardev:", &p)) {
1684
        snprintf(label, sizeof(label), "%s", p);
1685
    } else {
1686
        snprintf(label, sizeof(label), "compat_monitor%d",
1687
                 monitor_device_index);
1688
        if (monitor_device_index == 0) {
1689
            def = 1;
1690
        }
1691
        opts = qemu_chr_parse_compat(label, optarg);
1692
        if (!opts) {
1693
            fprintf(stderr, "parse error: %s\n", optarg);
1694
            exit(1);
1695
        }
1696
    }
1697

    
1698
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1);
1699
    if (!opts) {
1700
        fprintf(stderr, "duplicate chardev: %s\n", label);
1701
        exit(1);
1702
    }
1703
    qemu_opt_set(opts, "mode", mode);
1704
    qemu_opt_set(opts, "chardev", label);
1705
    if (def)
1706
        qemu_opt_set(opts, "default", "on");
1707
    monitor_device_index++;
1708
}
1709

    
1710
struct device_config {
1711
    enum {
1712
        DEV_USB,       /* -usbdevice     */
1713
        DEV_BT,        /* -bt            */
1714
        DEV_SERIAL,    /* -serial        */
1715
        DEV_PARALLEL,  /* -parallel      */
1716
        DEV_VIRTCON,   /* -virtioconsole */
1717
        DEV_DEBUGCON,  /* -debugcon */
1718
    } type;
1719
    const char *cmdline;
1720
    QTAILQ_ENTRY(device_config) next;
1721
};
1722
QTAILQ_HEAD(, device_config) device_configs = QTAILQ_HEAD_INITIALIZER(device_configs);
1723

    
1724
static void add_device_config(int type, const char *cmdline)
1725
{
1726
    struct device_config *conf;
1727

    
1728
    conf = qemu_mallocz(sizeof(*conf));
1729
    conf->type = type;
1730
    conf->cmdline = cmdline;
1731
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
1732
}
1733

    
1734
static int foreach_device_config(int type, int (*func)(const char *cmdline))
1735
{
1736
    struct device_config *conf;
1737
    int rc;
1738

    
1739
    QTAILQ_FOREACH(conf, &device_configs, next) {
1740
        if (conf->type != type)
1741
            continue;
1742
        rc = func(conf->cmdline);
1743
        if (0 != rc)
1744
            return rc;
1745
    }
1746
    return 0;
1747
}
1748

    
1749
static int serial_parse(const char *devname)
1750
{
1751
    static int index = 0;
1752
    char label[32];
1753

    
1754
    if (strcmp(devname, "none") == 0)
1755
        return 0;
1756
    if (index == MAX_SERIAL_PORTS) {
1757
        fprintf(stderr, "qemu: too many serial ports\n");
1758
        exit(1);
1759
    }
1760
    snprintf(label, sizeof(label), "serial%d", index);
1761
    serial_hds[index] = qemu_chr_open(label, devname, NULL);
1762
    if (!serial_hds[index]) {
1763
        fprintf(stderr, "qemu: could not open serial device '%s': %s\n",
1764
                devname, strerror(errno));
1765
        return -1;
1766
    }
1767
    index++;
1768
    return 0;
1769
}
1770

    
1771
static int parallel_parse(const char *devname)
1772
{
1773
    static int index = 0;
1774
    char label[32];
1775

    
1776
    if (strcmp(devname, "none") == 0)
1777
        return 0;
1778
    if (index == MAX_PARALLEL_PORTS) {
1779
        fprintf(stderr, "qemu: too many parallel ports\n");
1780
        exit(1);
1781
    }
1782
    snprintf(label, sizeof(label), "parallel%d", index);
1783
    parallel_hds[index] = qemu_chr_open(label, devname, NULL);
1784
    if (!parallel_hds[index]) {
1785
        fprintf(stderr, "qemu: could not open parallel device '%s': %s\n",
1786
                devname, strerror(errno));
1787
        return -1;
1788
    }
1789
    index++;
1790
    return 0;
1791
}
1792

    
1793
static int virtcon_parse(const char *devname)
1794
{
1795
    QemuOptsList *device = qemu_find_opts("device");
1796
    static int index = 0;
1797
    char label[32];
1798
    QemuOpts *bus_opts, *dev_opts;
1799

    
1800
    if (strcmp(devname, "none") == 0)
1801
        return 0;
1802
    if (index == MAX_VIRTIO_CONSOLES) {
1803
        fprintf(stderr, "qemu: too many virtio consoles\n");
1804
        exit(1);
1805
    }
1806

    
1807
    bus_opts = qemu_opts_create(device, NULL, 0);
1808
    qemu_opt_set(bus_opts, "driver", "virtio-serial");
1809

    
1810
    dev_opts = qemu_opts_create(device, NULL, 0);
1811
    qemu_opt_set(dev_opts, "driver", "virtconsole");
1812

    
1813
    snprintf(label, sizeof(label), "virtcon%d", index);
1814
    virtcon_hds[index] = qemu_chr_open(label, devname, NULL);
1815
    if (!virtcon_hds[index]) {
1816
        fprintf(stderr, "qemu: could not open virtio console '%s': %s\n",
1817
                devname, strerror(errno));
1818
        return -1;
1819
    }
1820
    qemu_opt_set(dev_opts, "chardev", label);
1821

    
1822
    index++;
1823
    return 0;
1824
}
1825

    
1826
static int debugcon_parse(const char *devname)
1827
{   
1828
    QemuOpts *opts;
1829

    
1830
    if (!qemu_chr_open("debugcon", devname, NULL)) {
1831
        exit(1);
1832
    }
1833
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1);
1834
    if (!opts) {
1835
        fprintf(stderr, "qemu: already have a debugcon device\n");
1836
        exit(1);
1837
    }
1838
    qemu_opt_set(opts, "driver", "isa-debugcon");
1839
    qemu_opt_set(opts, "chardev", "debugcon");
1840
    return 0;
1841
}
1842

    
1843
void qemu_add_exit_notifier(Notifier *notify)
1844
{
1845
    notifier_list_add(&exit_notifiers, notify);
1846
}
1847

    
1848
void qemu_remove_exit_notifier(Notifier *notify)
1849
{
1850
    notifier_list_remove(&exit_notifiers, notify);
1851
}
1852

    
1853
static void qemu_run_exit_notifiers(void)
1854
{
1855
    notifier_list_notify(&exit_notifiers);
1856
}
1857

    
1858
void qemu_add_machine_init_done_notifier(Notifier *notify)
1859
{
1860
    notifier_list_add(&machine_init_done_notifiers, notify);
1861
}
1862

    
1863
static void qemu_run_machine_init_done_notifiers(void)
1864
{
1865
    notifier_list_notify(&machine_init_done_notifiers);
1866
}
1867

    
1868
static const QEMUOption *lookup_opt(int argc, char **argv,
1869
                                    const char **poptarg, int *poptind)
1870
{
1871
    const QEMUOption *popt;
1872
    int optind = *poptind;
1873
    char *r = argv[optind];
1874
    const char *optarg;
1875

    
1876
    loc_set_cmdline(argv, optind, 1);
1877
    optind++;
1878
    /* Treat --foo the same as -foo.  */
1879
    if (r[1] == '-')
1880
        r++;
1881
    popt = qemu_options;
1882
    for(;;) {
1883
        if (!popt->name) {
1884
            error_report("invalid option");
1885
            exit(1);
1886
        }
1887
        if (!strcmp(popt->name, r + 1))
1888
            break;
1889
        popt++;
1890
    }
1891
    if (popt->flags & HAS_ARG) {
1892
        if (optind >= argc) {
1893
            error_report("requires an argument");
1894
            exit(1);
1895
        }
1896
        optarg = argv[optind++];
1897
        loc_set_cmdline(argv, optind - 2, 2);
1898
    } else {
1899
        optarg = NULL;
1900
    }
1901

    
1902
    *poptarg = optarg;
1903
    *poptind = optind;
1904

    
1905
    return popt;
1906
}
1907

    
1908
int main(int argc, char **argv, char **envp)
1909
{
1910
    const char *gdbstub_dev = NULL;
1911
    int i;
1912
    int snapshot, linux_boot;
1913
    const char *icount_option = NULL;
1914
    const char *initrd_filename;
1915
    const char *kernel_filename, *kernel_cmdline;
1916
    char boot_devices[33] = "cad"; /* default to HD->floppy->CD-ROM */
1917
    DisplayState *ds;
1918
    DisplayChangeListener *dcl;
1919
    int cyls, heads, secs, translation;
1920
    QemuOpts *hda_opts = NULL, *opts;
1921
    QemuOptsList *olist;
1922
    int optind;
1923
    const char *optarg;
1924
    const char *loadvm = NULL;
1925
    QEMUMachine *machine;
1926
    const char *cpu_model;
1927
    int tb_size;
1928
    const char *pid_file = NULL;
1929
    const char *incoming = NULL;
1930
    int show_vnc_port = 0;
1931
    int defconfig = 1;
1932

    
1933
#ifdef CONFIG_SIMPLE_TRACE
1934
    const char *trace_file = NULL;
1935
#endif
1936
    atexit(qemu_run_exit_notifiers);
1937
    error_set_progname(argv[0]);
1938

    
1939
    init_clocks();
1940

    
1941
    qemu_cache_utils_init(envp);
1942

    
1943
    QLIST_INIT (&vm_change_state_head);
1944
    os_setup_early_signal_handling();
1945

    
1946
    module_call_init(MODULE_INIT_MACHINE);
1947
    machine = find_default_machine();
1948
    cpu_model = NULL;
1949
    initrd_filename = NULL;
1950
    ram_size = 0;
1951
    snapshot = 0;
1952
    kernel_filename = NULL;
1953
    kernel_cmdline = "";
1954
    cyls = heads = secs = 0;
1955
    translation = BIOS_ATA_TRANSLATION_AUTO;
1956

    
1957
    for (i = 0; i < MAX_NODES; i++) {
1958
        node_mem[i] = 0;
1959
        node_cpumask[i] = 0;
1960
    }
1961

    
1962
    nb_numa_nodes = 0;
1963
    nb_nics = 0;
1964

    
1965
    tb_size = 0;
1966
    autostart= 1;
1967

    
1968
    /* first pass of option parsing */
1969
    optind = 1;
1970
    while (optind < argc) {
1971
        if (argv[optind][0] != '-') {
1972
            /* disk image */
1973
            optind++;
1974
            continue;
1975
        } else {
1976
            const QEMUOption *popt;
1977

    
1978
            popt = lookup_opt(argc, argv, &optarg, &optind);
1979
            switch (popt->index) {
1980
            case QEMU_OPTION_nodefconfig:
1981
                defconfig=0;
1982
                break;
1983
            }
1984
        }
1985
    }
1986

    
1987
    if (defconfig) {
1988
        int ret;
1989

    
1990
        ret = qemu_read_config_file(CONFIG_QEMU_CONFDIR "/qemu.conf");
1991
        if (ret < 0 && ret != -ENOENT) {
1992
            exit(1);
1993
        }
1994

    
1995
        ret = qemu_read_config_file(arch_config_name);
1996
        if (ret < 0 && ret != -ENOENT) {
1997
            exit(1);
1998
        }
1999
    }
2000
    cpudef_init();
2001

    
2002
    /* second pass of option parsing */
2003
    optind = 1;
2004
    for(;;) {
2005
        if (optind >= argc)
2006
            break;
2007
        if (argv[optind][0] != '-') {
2008
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2009
        } else {
2010
            const QEMUOption *popt;
2011

    
2012
            popt = lookup_opt(argc, argv, &optarg, &optind);
2013
            if (!(popt->arch_mask & arch_type)) {
2014
                printf("Option %s not supported for this target\n", popt->name);
2015
                exit(1);
2016
            }
2017
            switch(popt->index) {
2018
            case QEMU_OPTION_M:
2019
                machine = find_machine(optarg);
2020
                if (!machine) {
2021
                    QEMUMachine *m;
2022
                    printf("Supported machines are:\n");
2023
                    for(m = first_machine; m != NULL; m = m->next) {
2024
                        if (m->alias)
2025
                            printf("%-10s %s (alias of %s)\n",
2026
                                   m->alias, m->desc, m->name);
2027
                        printf("%-10s %s%s\n",
2028
                               m->name, m->desc,
2029
                               m->is_default ? " (default)" : "");
2030
                    }
2031
                    exit(*optarg != '?');
2032
                }
2033
                break;
2034
            case QEMU_OPTION_cpu:
2035
                /* hw initialization will check this */
2036
                if (*optarg == '?') {
2037
                    list_cpus(stdout, &fprintf, optarg);
2038
                    exit(0);
2039
                } else {
2040
                    cpu_model = optarg;
2041
                }
2042
                break;
2043
            case QEMU_OPTION_initrd:
2044
                initrd_filename = optarg;
2045
                break;
2046
            case QEMU_OPTION_hda:
2047
                {
2048
                    char buf[256];
2049
                    if (cyls == 0)
2050
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2051
                    else
2052
                        snprintf(buf, sizeof(buf),
2053
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2054
                                 HD_OPTS , cyls, heads, secs,
2055
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2056
                                 ",trans=lba" :
2057
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2058
                                 ",trans=none" : "");
2059
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2060
                    break;
2061
                }
2062
            case QEMU_OPTION_hdb:
2063
            case QEMU_OPTION_hdc:
2064
            case QEMU_OPTION_hdd:
2065
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2066
                          HD_OPTS);
2067
                break;
2068
            case QEMU_OPTION_drive:
2069
                drive_def(optarg);
2070
                break;
2071
            case QEMU_OPTION_set:
2072
                if (qemu_set_option(optarg) != 0)
2073
                    exit(1);
2074
                break;
2075
            case QEMU_OPTION_global:
2076
                if (qemu_global_option(optarg) != 0)
2077
                    exit(1);
2078
                break;
2079
            case QEMU_OPTION_mtdblock:
2080
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2081
                break;
2082
            case QEMU_OPTION_sd:
2083
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2084
                break;
2085
            case QEMU_OPTION_pflash:
2086
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
2087
                break;
2088
            case QEMU_OPTION_snapshot:
2089
                snapshot = 1;
2090
                break;
2091
            case QEMU_OPTION_hdachs:
2092
                {
2093
                    const char *p;
2094
                    p = optarg;
2095
                    cyls = strtol(p, (char **)&p, 0);
2096
                    if (cyls < 1 || cyls > 16383)
2097
                        goto chs_fail;
2098
                    if (*p != ',')
2099
                        goto chs_fail;
2100
                    p++;
2101
                    heads = strtol(p, (char **)&p, 0);
2102
                    if (heads < 1 || heads > 16)
2103
                        goto chs_fail;
2104
                    if (*p != ',')
2105
                        goto chs_fail;
2106
                    p++;
2107
                    secs = strtol(p, (char **)&p, 0);
2108
                    if (secs < 1 || secs > 63)
2109
                        goto chs_fail;
2110
                    if (*p == ',') {
2111
                        p++;
2112
                        if (!strcmp(p, "none"))
2113
                            translation = BIOS_ATA_TRANSLATION_NONE;
2114
                        else if (!strcmp(p, "lba"))
2115
                            translation = BIOS_ATA_TRANSLATION_LBA;
2116
                        else if (!strcmp(p, "auto"))
2117
                            translation = BIOS_ATA_TRANSLATION_AUTO;
2118
                        else
2119
                            goto chs_fail;
2120
                    } else if (*p != '\0') {
2121
                    chs_fail:
2122
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
2123
                        exit(1);
2124
                    }
2125
                    if (hda_opts != NULL) {
2126
                        char num[16];
2127
                        snprintf(num, sizeof(num), "%d", cyls);
2128
                        qemu_opt_set(hda_opts, "cyls", num);
2129
                        snprintf(num, sizeof(num), "%d", heads);
2130
                        qemu_opt_set(hda_opts, "heads", num);
2131
                        snprintf(num, sizeof(num), "%d", secs);
2132
                        qemu_opt_set(hda_opts, "secs", num);
2133
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
2134
                            qemu_opt_set(hda_opts, "trans", "lba");
2135
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
2136
                            qemu_opt_set(hda_opts, "trans", "none");
2137
                    }
2138
                }
2139
                break;
2140
            case QEMU_OPTION_numa:
2141
                if (nb_numa_nodes >= MAX_NODES) {
2142
                    fprintf(stderr, "qemu: too many NUMA nodes\n");
2143
                    exit(1);
2144
                }
2145
                numa_add(optarg);
2146
                break;
2147
            case QEMU_OPTION_nographic:
2148
                display_type = DT_NOGRAPHIC;
2149
                break;
2150
#ifdef CONFIG_CURSES
2151
            case QEMU_OPTION_curses:
2152
                display_type = DT_CURSES;
2153
                break;
2154
#endif
2155
            case QEMU_OPTION_portrait:
2156
                graphic_rotate = 1;
2157
                break;
2158
            case QEMU_OPTION_kernel:
2159
                kernel_filename = optarg;
2160
                break;
2161
            case QEMU_OPTION_append:
2162
                kernel_cmdline = optarg;
2163
                break;
2164
            case QEMU_OPTION_cdrom:
2165
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
2166
                break;
2167
            case QEMU_OPTION_boot:
2168
                {
2169
                    static const char * const params[] = {
2170
                        "order", "once", "menu", NULL
2171
                    };
2172
                    char buf[sizeof(boot_devices)];
2173
                    char *standard_boot_devices;
2174
                    int legacy = 0;
2175

    
2176
                    if (!strchr(optarg, '=')) {
2177
                        legacy = 1;
2178
                        pstrcpy(buf, sizeof(buf), optarg);
2179
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
2180
                        fprintf(stderr,
2181
                                "qemu: unknown boot parameter '%s' in '%s'\n",
2182
                                buf, optarg);
2183
                        exit(1);
2184
                    }
2185

    
2186
                    if (legacy ||
2187
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
2188
                        validate_bootdevices(buf);
2189
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
2190
                    }
2191
                    if (!legacy) {
2192
                        if (get_param_value(buf, sizeof(buf),
2193
                                            "once", optarg)) {
2194
                            validate_bootdevices(buf);
2195
                            standard_boot_devices = qemu_strdup(boot_devices);
2196
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
2197
                            qemu_register_reset(restore_boot_devices,
2198
                                                standard_boot_devices);
2199
                        }
2200
                        if (get_param_value(buf, sizeof(buf),
2201
                                            "menu", optarg)) {
2202
                            if (!strcmp(buf, "on")) {
2203
                                boot_menu = 1;
2204
                            } else if (!strcmp(buf, "off")) {
2205
                                boot_menu = 0;
2206
                            } else {
2207
                                fprintf(stderr,
2208
                                        "qemu: invalid option value '%s'\n",
2209
                                        buf);
2210
                                exit(1);
2211
                            }
2212
                        }
2213
                    }
2214
                }
2215
                break;
2216
            case QEMU_OPTION_fda:
2217
            case QEMU_OPTION_fdb:
2218
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
2219
                          optarg, FD_OPTS);
2220
                break;
2221
            case QEMU_OPTION_no_fd_bootchk:
2222
                fd_bootchk = 0;
2223
                break;
2224
            case QEMU_OPTION_netdev:
2225
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
2226
                    exit(1);
2227
                }
2228
                break;
2229
            case QEMU_OPTION_net:
2230
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
2231
                    exit(1);
2232
                }
2233
                break;
2234
#ifdef CONFIG_SLIRP
2235
            case QEMU_OPTION_tftp:
2236
                legacy_tftp_prefix = optarg;
2237
                break;
2238
            case QEMU_OPTION_bootp:
2239
                legacy_bootp_filename = optarg;
2240
                break;
2241
            case QEMU_OPTION_redir:
2242
                if (net_slirp_redir(optarg) < 0)
2243
                    exit(1);
2244
                break;
2245
#endif
2246
            case QEMU_OPTION_bt:
2247
                add_device_config(DEV_BT, optarg);
2248
                break;
2249
            case QEMU_OPTION_audio_help:
2250
                if (!(audio_available())) {
2251
                    printf("Option %s not supported for this target\n", popt->name);
2252
                    exit(1);
2253
                }
2254
                AUD_help ();
2255
                exit (0);
2256
                break;
2257
            case QEMU_OPTION_soundhw:
2258
                if (!(audio_available())) {
2259
                    printf("Option %s not supported for this target\n", popt->name);
2260
                    exit(1);
2261
                }
2262
                select_soundhw (optarg);
2263
                break;
2264
            case QEMU_OPTION_h:
2265
                help(0);
2266
                break;
2267
            case QEMU_OPTION_version:
2268
                version();
2269
                exit(0);
2270
                break;
2271
            case QEMU_OPTION_m: {
2272
                int64_t value;
2273

    
2274
                value = strtosz(optarg, NULL);
2275
                if (value < 0) {
2276
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
2277
                    exit(1);
2278
                }
2279

    
2280
                /* On 32-bit hosts, QEMU is limited by virtual address space */
2281
                if (value > (2047 << 20) && HOST_LONG_BITS == 32) {
2282
                    fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
2283
                    exit(1);
2284
                }
2285
                if (value != (uint64_t)(ram_addr_t)value) {
2286
                    fprintf(stderr, "qemu: ram size too large\n");
2287
                    exit(1);
2288
                }
2289
                ram_size = value;
2290
                break;
2291
            }
2292
            case QEMU_OPTION_mempath:
2293
                mem_path = optarg;
2294
                break;
2295
#ifdef MAP_POPULATE
2296
            case QEMU_OPTION_mem_prealloc:
2297
                mem_prealloc = 1;
2298
                break;
2299
#endif
2300
            case QEMU_OPTION_d:
2301
                set_cpu_log(optarg);
2302
                break;
2303
            case QEMU_OPTION_s:
2304
                gdbstub_dev = "tcp::" DEFAULT_GDBSTUB_PORT;
2305
                break;
2306
            case QEMU_OPTION_gdb:
2307
                gdbstub_dev = optarg;
2308
                break;
2309
            case QEMU_OPTION_L:
2310
                data_dir = optarg;
2311
                break;
2312
            case QEMU_OPTION_bios:
2313
                bios_name = optarg;
2314
                break;
2315
            case QEMU_OPTION_singlestep:
2316
                singlestep = 1;
2317
                break;
2318
            case QEMU_OPTION_S:
2319
                autostart = 0;
2320
                break;
2321
            case QEMU_OPTION_k:
2322
                keyboard_layout = optarg;
2323
                break;
2324
            case QEMU_OPTION_localtime:
2325
                rtc_utc = 0;
2326
                break;
2327
            case QEMU_OPTION_vga:
2328
                select_vgahw (optarg);
2329
                break;
2330
            case QEMU_OPTION_g:
2331
                {
2332
                    const char *p;
2333
                    int w, h, depth;
2334
                    p = optarg;
2335
                    w = strtol(p, (char **)&p, 10);
2336
                    if (w <= 0) {
2337
                    graphic_error:
2338
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
2339
                        exit(1);
2340
                    }
2341
                    if (*p != 'x')
2342
                        goto graphic_error;
2343
                    p++;
2344
                    h = strtol(p, (char **)&p, 10);
2345
                    if (h <= 0)
2346
                        goto graphic_error;
2347
                    if (*p == 'x') {
2348
                        p++;
2349
                        depth = strtol(p, (char **)&p, 10);
2350
                        if (depth != 8 && depth != 15 && depth != 16 &&
2351
                            depth != 24 && depth != 32)
2352
                            goto graphic_error;
2353
                    } else if (*p == '\0') {
2354
                        depth = graphic_depth;
2355
                    } else {
2356
                        goto graphic_error;
2357
                    }
2358

    
2359
                    graphic_width = w;
2360
                    graphic_height = h;
2361
                    graphic_depth = depth;
2362
                }
2363
                break;
2364
            case QEMU_OPTION_echr:
2365
                {
2366
                    char *r;
2367
                    term_escape_char = strtol(optarg, &r, 0);
2368
                    if (r == optarg)
2369
                        printf("Bad argument to echr\n");
2370
                    break;
2371
                }
2372
            case QEMU_OPTION_monitor:
2373
                monitor_parse(optarg, "readline");
2374
                default_monitor = 0;
2375
                break;
2376
            case QEMU_OPTION_qmp:
2377
                monitor_parse(optarg, "control");
2378
                default_monitor = 0;
2379
                break;
2380
            case QEMU_OPTION_mon:
2381
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
2382
                if (!opts) {
2383
                    exit(1);
2384
                }
2385
                default_monitor = 0;
2386
                break;
2387
            case QEMU_OPTION_chardev:
2388
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
2389
                if (!opts) {
2390
                    exit(1);
2391
                }
2392
                break;
2393
            case QEMU_OPTION_fsdev:
2394
                olist = qemu_find_opts("fsdev");
2395
                if (!olist) {
2396
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
2397
                    exit(1);
2398
                }
2399
                opts = qemu_opts_parse(olist, optarg, 1);
2400
                if (!opts) {
2401
                    fprintf(stderr, "parse error: %s\n", optarg);
2402
                    exit(1);
2403
                }
2404
                break;
2405
            case QEMU_OPTION_virtfs: {
2406
                char *arg_fsdev = NULL;
2407
                char *arg_9p = NULL;
2408
                int len = 0;
2409

    
2410
                olist = qemu_find_opts("virtfs");
2411
                if (!olist) {
2412
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
2413
                    exit(1);
2414
                }
2415
                opts = qemu_opts_parse(olist, optarg, 1);
2416
                if (!opts) {
2417
                    fprintf(stderr, "parse error: %s\n", optarg);
2418
                    exit(1);
2419
                }
2420

    
2421
                if (qemu_opt_get(opts, "fstype") == NULL ||
2422
                        qemu_opt_get(opts, "mount_tag") == NULL ||
2423
                        qemu_opt_get(opts, "path") == NULL ||
2424
                        qemu_opt_get(opts, "security_model") == NULL) {
2425
                    fprintf(stderr, "Usage: -virtfs fstype,path=/share_path/,"
2426
                            "security_model=[mapped|passthrough|none],"
2427
                            "mnt_tag=tag.\n");
2428
                    exit(1);
2429
                }
2430

    
2431
                len = strlen(",id=,path=,security_model=");
2432
                len += strlen(qemu_opt_get(opts, "fstype"));
2433
                len += strlen(qemu_opt_get(opts, "mount_tag"));
2434
                len += strlen(qemu_opt_get(opts, "path"));
2435
                len += strlen(qemu_opt_get(opts, "security_model"));
2436
                arg_fsdev = qemu_malloc((len + 1) * sizeof(*arg_fsdev));
2437

    
2438
                snprintf(arg_fsdev, (len + 1) * sizeof(*arg_fsdev),
2439
                         "%s,id=%s,path=%s,security_model=%s",
2440
                         qemu_opt_get(opts, "fstype"),
2441
                         qemu_opt_get(opts, "mount_tag"),
2442
                         qemu_opt_get(opts, "path"),
2443
                         qemu_opt_get(opts, "security_model"));
2444

    
2445
                len = strlen("virtio-9p-pci,fsdev=,mount_tag=");
2446
                len += 2*strlen(qemu_opt_get(opts, "mount_tag"));
2447
                arg_9p = qemu_malloc((len + 1) * sizeof(*arg_9p));
2448

    
2449
                snprintf(arg_9p, (len + 1) * sizeof(*arg_9p),
2450
                         "virtio-9p-pci,fsdev=%s,mount_tag=%s",
2451
                         qemu_opt_get(opts, "mount_tag"),
2452
                         qemu_opt_get(opts, "mount_tag"));
2453

    
2454
                if (!qemu_opts_parse(qemu_find_opts("fsdev"), arg_fsdev, 1)) {
2455
                    fprintf(stderr, "parse error [fsdev]: %s\n", optarg);
2456
                    exit(1);
2457
                }
2458

    
2459
                if (!qemu_opts_parse(qemu_find_opts("device"), arg_9p, 1)) {
2460
                    fprintf(stderr, "parse error [device]: %s\n", optarg);
2461
                    exit(1);
2462
                }
2463

    
2464
                qemu_free(arg_fsdev);
2465
                qemu_free(arg_9p);
2466
                break;
2467
            }
2468
            case QEMU_OPTION_serial:
2469
                add_device_config(DEV_SERIAL, optarg);
2470
                default_serial = 0;
2471
                if (strncmp(optarg, "mon:", 4) == 0) {
2472
                    default_monitor = 0;
2473
                }
2474
                break;
2475
            case QEMU_OPTION_watchdog:
2476
                if (watchdog) {
2477
                    fprintf(stderr,
2478
                            "qemu: only one watchdog option may be given\n");
2479
                    return 1;
2480
                }
2481
                watchdog = optarg;
2482
                break;
2483
            case QEMU_OPTION_watchdog_action:
2484
                if (select_watchdog_action(optarg) == -1) {
2485
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
2486
                    exit(1);
2487
                }
2488
                break;
2489
            case QEMU_OPTION_virtiocon:
2490
                add_device_config(DEV_VIRTCON, optarg);
2491
                default_virtcon = 0;
2492
                if (strncmp(optarg, "mon:", 4) == 0) {
2493
                    default_monitor = 0;
2494
                }
2495
                break;
2496
            case QEMU_OPTION_parallel:
2497
                add_device_config(DEV_PARALLEL, optarg);
2498
                default_parallel = 0;
2499
                if (strncmp(optarg, "mon:", 4) == 0) {
2500
                    default_monitor = 0;
2501
                }
2502
                break;
2503
            case QEMU_OPTION_debugcon:
2504
                add_device_config(DEV_DEBUGCON, optarg);
2505
                break;
2506
            case QEMU_OPTION_loadvm:
2507
                loadvm = optarg;
2508
                break;
2509
            case QEMU_OPTION_full_screen:
2510
                full_screen = 1;
2511
                break;
2512
#ifdef CONFIG_SDL
2513
            case QEMU_OPTION_no_frame:
2514
                no_frame = 1;
2515
                break;
2516
            case QEMU_OPTION_alt_grab:
2517
                alt_grab = 1;
2518
                break;
2519
            case QEMU_OPTION_ctrl_grab:
2520
                ctrl_grab = 1;
2521
                break;
2522
            case QEMU_OPTION_no_quit:
2523
                no_quit = 1;
2524
                break;
2525
            case QEMU_OPTION_sdl:
2526
                display_type = DT_SDL;
2527
                break;
2528
#endif
2529
            case QEMU_OPTION_pidfile:
2530
                pid_file = optarg;
2531
                break;
2532
            case QEMU_OPTION_win2k_hack:
2533
                win2k_install_hack = 1;
2534
                break;
2535
            case QEMU_OPTION_rtc_td_hack:
2536
                rtc_td_hack = 1;
2537
                break;
2538
            case QEMU_OPTION_acpitable:
2539
                do_acpitable_option(optarg);
2540
                break;
2541
            case QEMU_OPTION_smbios:
2542
                do_smbios_option(optarg);
2543
                break;
2544
            case QEMU_OPTION_enable_kvm:
2545
                kvm_allowed = 1;
2546
                break;
2547
            case QEMU_OPTION_usb:
2548
                usb_enabled = 1;
2549
                break;
2550
            case QEMU_OPTION_usbdevice:
2551
                usb_enabled = 1;
2552
                add_device_config(DEV_USB, optarg);
2553
                break;
2554
            case QEMU_OPTION_device:
2555
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
2556
                    exit(1);
2557
                }
2558
                break;
2559
            case QEMU_OPTION_smp:
2560
                smp_parse(optarg);
2561
                if (smp_cpus < 1) {
2562
                    fprintf(stderr, "Invalid number of CPUs\n");
2563
                    exit(1);
2564
                }
2565
                if (max_cpus < smp_cpus) {
2566
                    fprintf(stderr, "maxcpus must be equal to or greater than "
2567
                            "smp\n");
2568
                    exit(1);
2569
                }
2570
                if (max_cpus > 255) {
2571
                    fprintf(stderr, "Unsupported number of maxcpus\n");
2572
                    exit(1);
2573
                }
2574
                break;
2575
            case QEMU_OPTION_vnc:
2576
                display_remote++;
2577
                vnc_display = optarg;
2578
                break;
2579
            case QEMU_OPTION_no_acpi:
2580
                acpi_enabled = 0;
2581
                break;
2582
            case QEMU_OPTION_no_hpet:
2583
                no_hpet = 1;
2584
                break;
2585
            case QEMU_OPTION_balloon:
2586
                if (balloon_parse(optarg) < 0) {
2587
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
2588
                    exit(1);
2589
                }
2590
                break;
2591
            case QEMU_OPTION_no_reboot:
2592
                no_reboot = 1;
2593
                break;
2594
            case QEMU_OPTION_no_shutdown:
2595
                no_shutdown = 1;
2596
                break;
2597
            case QEMU_OPTION_show_cursor:
2598
                cursor_hide = 0;
2599
                break;
2600
            case QEMU_OPTION_uuid:
2601
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
2602
                    fprintf(stderr, "Fail to parse UUID string."
2603
                            " Wrong format.\n");
2604
                    exit(1);
2605
                }
2606
                break;
2607
            case QEMU_OPTION_option_rom:
2608
                if (nb_option_roms >= MAX_OPTION_ROMS) {
2609
                    fprintf(stderr, "Too many option ROMs\n");
2610
                    exit(1);
2611
                }
2612
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
2613
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
2614
                option_rom[nb_option_roms].bootindex =
2615
                    qemu_opt_get_number(opts, "bootindex", -1);
2616
                if (!option_rom[nb_option_roms].name) {
2617
                    fprintf(stderr, "Option ROM file is not specified\n");
2618
                    exit(1);
2619
                }
2620
                nb_option_roms++;
2621
                break;
2622
            case QEMU_OPTION_semihosting:
2623
                semihosting_enabled = 1;
2624
                break;
2625
            case QEMU_OPTION_name:
2626
                qemu_name = qemu_strdup(optarg);
2627
                 {
2628
                     char *p = strchr(qemu_name, ',');
2629
                     if (p != NULL) {
2630
                        *p++ = 0;
2631
                        if (strncmp(p, "process=", 8)) {
2632
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
2633
                            exit(1);
2634
                        }
2635
                        p += 8;
2636
                        os_set_proc_name(p);
2637
                     }        
2638
                 }        
2639
                break;
2640
            case QEMU_OPTION_prom_env:
2641
                if (nb_prom_envs >= MAX_PROM_ENVS) {
2642
                    fprintf(stderr, "Too many prom variables\n");
2643
                    exit(1);
2644
                }
2645
                prom_envs[nb_prom_envs] = optarg;
2646
                nb_prom_envs++;
2647
                break;
2648
            case QEMU_OPTION_old_param:
2649
                old_param = 1;
2650
                break;
2651
            case QEMU_OPTION_clock:
2652
                configure_alarms(optarg);
2653
                break;
2654
            case QEMU_OPTION_startdate:
2655
                configure_rtc_date_offset(optarg, 1);
2656
                break;
2657
            case QEMU_OPTION_rtc:
2658
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
2659
                if (!opts) {
2660
                    exit(1);
2661
                }
2662
                configure_rtc(opts);
2663
                break;
2664
            case QEMU_OPTION_tb_size:
2665
                tb_size = strtol(optarg, NULL, 0);
2666
                if (tb_size < 0)
2667
                    tb_size = 0;
2668
                break;
2669
            case QEMU_OPTION_icount:
2670
                icount_option = optarg;
2671
                break;
2672
            case QEMU_OPTION_incoming:
2673
                incoming = optarg;
2674
                incoming_expected = true;
2675
                break;
2676
            case QEMU_OPTION_nodefaults:
2677
                default_serial = 0;
2678
                default_parallel = 0;
2679
                default_virtcon = 0;
2680
                default_monitor = 0;
2681
                default_vga = 0;
2682
                default_net = 0;
2683
                default_floppy = 0;
2684
                default_cdrom = 0;
2685
                default_sdcard = 0;
2686
                break;
2687
            case QEMU_OPTION_xen_domid:
2688
                if (!(xen_available())) {
2689
                    printf("Option %s not supported for this target\n", popt->name);
2690
                    exit(1);
2691
                }
2692
                xen_domid = atoi(optarg);
2693
                break;
2694
            case QEMU_OPTION_xen_create:
2695
                if (!(xen_available())) {
2696
                    printf("Option %s not supported for this target\n", popt->name);
2697
                    exit(1);
2698
                }
2699
                xen_mode = XEN_CREATE;
2700
                break;
2701
            case QEMU_OPTION_xen_attach:
2702
                if (!(xen_available())) {
2703
                    printf("Option %s not supported for this target\n", popt->name);
2704
                    exit(1);
2705
                }
2706
                xen_mode = XEN_ATTACH;
2707
                break;
2708
#ifdef CONFIG_SIMPLE_TRACE
2709
            case QEMU_OPTION_trace:
2710
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
2711
                if (opts) {
2712
                    trace_file = qemu_opt_get(opts, "file");
2713
                }
2714
                break;
2715
#endif
2716
            case QEMU_OPTION_readconfig:
2717
                {
2718
                    int ret = qemu_read_config_file(optarg);
2719
                    if (ret < 0) {
2720
                        fprintf(stderr, "read config %s: %s\n", optarg,
2721
                            strerror(-ret));
2722
                        exit(1);
2723
                    }
2724
                    break;
2725
                }
2726
            case QEMU_OPTION_spice:
2727
                olist = qemu_find_opts("spice");
2728
                if (!olist) {
2729
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
2730
                    exit(1);
2731
                }
2732
                opts = qemu_opts_parse(olist, optarg, 0);
2733
                if (!opts) {
2734
                    fprintf(stderr, "parse error: %s\n", optarg);
2735
                    exit(1);
2736
                }
2737
                break;
2738
            case QEMU_OPTION_writeconfig:
2739
                {
2740
                    FILE *fp;
2741
                    if (strcmp(optarg, "-") == 0) {
2742
                        fp = stdout;
2743
                    } else {
2744
                        fp = fopen(optarg, "w");
2745
                        if (fp == NULL) {
2746
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
2747
                            exit(1);
2748
                        }
2749
                    }
2750
                    qemu_config_write(fp);
2751
                    fclose(fp);
2752
                    break;
2753
                }
2754
            default:
2755
                os_parse_cmd_args(popt->index, optarg);
2756
            }
2757
        }
2758
    }
2759
    loc_set_none();
2760

    
2761
    /* If no data_dir is specified then try to find it relative to the
2762
       executable path.  */
2763
    if (!data_dir) {
2764
        data_dir = os_find_datadir(argv[0]);
2765
    }
2766
    /* If all else fails use the install patch specified when building.  */
2767
    if (!data_dir) {
2768
        data_dir = CONFIG_QEMU_DATADIR;
2769
    }
2770

    
2771
#ifdef CONFIG_SIMPLE_TRACE
2772
    /*
2773
     * Set the trace file name, if specified.
2774
     */
2775
    st_set_trace_file(trace_file);
2776
#endif
2777
    /*
2778
     * Default to max_cpus = smp_cpus, in case the user doesn't
2779
     * specify a max_cpus value.
2780
     */
2781
    if (!max_cpus)
2782
        max_cpus = smp_cpus;
2783

    
2784
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
2785
    if (smp_cpus > machine->max_cpus) {
2786
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
2787
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
2788
                machine->max_cpus);
2789
        exit(1);
2790
    }
2791

    
2792
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
2793
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
2794

    
2795
    if (machine->no_serial) {
2796
        default_serial = 0;
2797
    }
2798
    if (machine->no_parallel) {
2799
        default_parallel = 0;
2800
    }
2801
    if (!machine->use_virtcon) {
2802
        default_virtcon = 0;
2803
    }
2804
    if (machine->no_vga) {
2805
        default_vga = 0;
2806
    }
2807
    if (machine->no_floppy) {
2808
        default_floppy = 0;
2809
    }
2810
    if (machine->no_cdrom) {
2811
        default_cdrom = 0;
2812
    }
2813
    if (machine->no_sdcard) {
2814
        default_sdcard = 0;
2815
    }
2816

    
2817
    if (display_type == DT_NOGRAPHIC) {
2818
        if (default_parallel)
2819
            add_device_config(DEV_PARALLEL, "null");
2820
        if (default_serial && default_monitor) {
2821
            add_device_config(DEV_SERIAL, "mon:stdio");
2822
        } else if (default_virtcon && default_monitor) {
2823
            add_device_config(DEV_VIRTCON, "mon:stdio");
2824
        } else {
2825
            if (default_serial)
2826
                add_device_config(DEV_SERIAL, "stdio");
2827
            if (default_virtcon)
2828
                add_device_config(DEV_VIRTCON, "stdio");
2829
            if (default_monitor)
2830
                monitor_parse("stdio", "readline");
2831
        }
2832
    } else {
2833
        if (default_serial)
2834
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
2835
        if (default_parallel)
2836
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
2837
        if (default_monitor)
2838
            monitor_parse("vc:80Cx24C", "readline");
2839
        if (default_virtcon)
2840
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
2841
    }
2842
    if (default_vga)
2843
        vga_interface_type = VGA_CIRRUS;
2844

    
2845
    socket_init();
2846

    
2847
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
2848
        exit(1);
2849
#ifdef CONFIG_VIRTFS
2850
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
2851
        exit(1);
2852
    }
2853
#endif
2854

    
2855
    os_daemonize();
2856

    
2857
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
2858
        os_pidfile_error();
2859
        exit(1);
2860
    }
2861

    
2862
    if (kvm_allowed) {
2863
        int ret = kvm_init();
2864
        if (ret < 0) {
2865
            if (!kvm_available()) {
2866
                printf("KVM not supported for this target\n");
2867
            } else {
2868
                fprintf(stderr, "failed to initialize KVM: %s\n", strerror(-ret));
2869
            }
2870
            exit(1);
2871
        }
2872
    }
2873

    
2874
    if (qemu_init_main_loop()) {
2875
        fprintf(stderr, "qemu_init_main_loop failed\n");
2876
        exit(1);
2877
    }
2878
    linux_boot = (kernel_filename != NULL);
2879

    
2880
    if (!linux_boot && *kernel_cmdline != '\0') {
2881
        fprintf(stderr, "-append only allowed with -kernel option\n");
2882
        exit(1);
2883
    }
2884

    
2885
    if (!linux_boot && initrd_filename != NULL) {
2886
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
2887
        exit(1);
2888
    }
2889

    
2890
    os_set_line_buffering();
2891

    
2892
    if (init_timer_alarm() < 0) {
2893
        fprintf(stderr, "could not initialize alarm timer\n");
2894
        exit(1);
2895
    }
2896
    configure_icount(icount_option);
2897

    
2898
    if (net_init_clients() < 0) {
2899
        exit(1);
2900
    }
2901

    
2902
    /* init the bluetooth world */
2903
    if (foreach_device_config(DEV_BT, bt_parse))
2904
        exit(1);
2905

    
2906
    /* init the memory */
2907
    if (ram_size == 0)
2908
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
2909

    
2910
    /* init the dynamic translator */
2911
    cpu_exec_init_all(tb_size * 1024 * 1024);
2912

    
2913
    bdrv_init_with_whitelist();
2914

    
2915
    blk_mig_init();
2916

    
2917
    /* open the virtual block devices */
2918
    if (snapshot)
2919
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
2920
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func, &machine->use_scsi, 1) != 0)
2921
        exit(1);
2922

    
2923
    default_drive(default_cdrom, snapshot, machine->use_scsi,
2924
                  IF_DEFAULT, 2, CDROM_OPTS);
2925
    default_drive(default_floppy, snapshot, machine->use_scsi,
2926
                  IF_FLOPPY, 0, FD_OPTS);
2927
    default_drive(default_sdcard, snapshot, machine->use_scsi,
2928
                  IF_SD, 0, SD_OPTS);
2929

    
2930
    register_savevm_live(NULL, "ram", 0, 4, NULL, ram_save_live, NULL,
2931
                         ram_load, NULL);
2932

    
2933
    if (nb_numa_nodes > 0) {
2934
        int i;
2935

    
2936
        if (nb_numa_nodes > smp_cpus) {
2937
            nb_numa_nodes = smp_cpus;
2938
        }
2939

    
2940
        /* If no memory size if given for any node, assume the default case
2941
         * and distribute the available memory equally across all nodes
2942
         */
2943
        for (i = 0; i < nb_numa_nodes; i++) {
2944
            if (node_mem[i] != 0)
2945
                break;
2946
        }
2947
        if (i == nb_numa_nodes) {
2948
            uint64_t usedmem = 0;
2949

    
2950
            /* On Linux, the each node's border has to be 8MB aligned,
2951
             * the final node gets the rest.
2952
             */
2953
            for (i = 0; i < nb_numa_nodes - 1; i++) {
2954
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
2955
                usedmem += node_mem[i];
2956
            }
2957
            node_mem[i] = ram_size - usedmem;
2958
        }
2959

    
2960
        for (i = 0; i < nb_numa_nodes; i++) {
2961
            if (node_cpumask[i] != 0)
2962
                break;
2963
        }
2964
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
2965
         * must cope with this anyway, because there are BIOSes out there in
2966
         * real machines which also use this scheme.
2967
         */
2968
        if (i == nb_numa_nodes) {
2969
            for (i = 0; i < smp_cpus; i++) {
2970
                node_cpumask[i % nb_numa_nodes] |= 1 << i;
2971
            }
2972
        }
2973
    }
2974

    
2975
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
2976
        exit(1);
2977
    }
2978

    
2979
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
2980
        exit(1);
2981
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
2982
        exit(1);
2983
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
2984
        exit(1);
2985
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
2986
        exit(1);
2987

    
2988
    module_call_init(MODULE_INIT_DEVICE);
2989

    
2990
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0) != 0)
2991
        exit(0);
2992

    
2993
    if (watchdog) {
2994
        i = select_watchdog(watchdog);
2995
        if (i > 0)
2996
            exit (i == 1 ? 1 : 0);
2997
    }
2998

    
2999
    if (machine->compat_props) {
3000
        qdev_prop_register_global_list(machine->compat_props);
3001
    }
3002
    qemu_add_globals();
3003

    
3004
    machine->init(ram_size, boot_devices,
3005
                  kernel_filename, kernel_cmdline, initrd_filename, cpu_model);
3006

    
3007
    cpu_synchronize_all_post_init();
3008

    
3009
    /* must be after terminal init, SDL library changes signal handlers */
3010
    os_setup_signal_handling();
3011

    
3012
    set_numa_modes();
3013

    
3014
    current_machine = machine;
3015

    
3016
    /* init USB devices */
3017
    if (usb_enabled) {
3018
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
3019
            exit(1);
3020
    }
3021

    
3022
    /* init generic devices */
3023
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
3024
        exit(1);
3025

    
3026
    net_check_clients();
3027

    
3028
    /* just use the first displaystate for the moment */
3029
    ds = get_displaystate();
3030

    
3031
    if (using_spice)
3032
        display_remote++;
3033
    if (display_type == DT_DEFAULT && !display_remote) {
3034
#if defined(CONFIG_SDL) || defined(CONFIG_COCOA)
3035
        display_type = DT_SDL;
3036
#else
3037
        vnc_display = "localhost:0,to=99";
3038
        show_vnc_port = 1;
3039
#endif
3040
    }
3041
        
3042

    
3043
    /* init local displays */
3044
    switch (display_type) {
3045
    case DT_NOGRAPHIC:
3046
        break;
3047
#if defined(CONFIG_CURSES)
3048
    case DT_CURSES:
3049
        curses_display_init(ds, full_screen);
3050
        break;
3051
#endif
3052
#if defined(CONFIG_SDL)
3053
    case DT_SDL:
3054
        sdl_display_init(ds, full_screen, no_frame);
3055
        break;
3056
#elif defined(CONFIG_COCOA)
3057
    case DT_SDL:
3058
        cocoa_display_init(ds, full_screen);
3059
        break;
3060
#endif
3061
    default:
3062
        break;
3063
    }
3064

    
3065
    /* init remote displays */
3066
    if (vnc_display) {
3067
        vnc_display_init(ds);
3068
        if (vnc_display_open(ds, vnc_display) < 0)
3069
            exit(1);
3070

    
3071
        if (show_vnc_port) {
3072
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
3073
        }
3074
    }
3075
#ifdef CONFIG_SPICE
3076
    if (using_spice && !qxl_enabled) {
3077
        qemu_spice_display_init(ds);
3078
    }
3079
#endif
3080

    
3081
    /* display setup */
3082
    dpy_resize(ds);
3083
    dcl = ds->listeners;
3084
    while (dcl != NULL) {
3085
        if (dcl->dpy_refresh != NULL) {
3086
            ds->gui_timer = qemu_new_timer(rt_clock, gui_update, ds);
3087
            qemu_mod_timer(ds->gui_timer, qemu_get_clock(rt_clock));
3088
            break;
3089
        }
3090
        dcl = dcl->next;
3091
    }
3092
    if (ds->gui_timer == NULL) {
3093
        nographic_timer = qemu_new_timer(rt_clock, nographic_update, NULL);
3094
        qemu_mod_timer(nographic_timer, qemu_get_clock(rt_clock));
3095
    }
3096
    text_consoles_set_display(ds);
3097

    
3098
    if (gdbstub_dev && gdbserver_start(gdbstub_dev) < 0) {
3099
        fprintf(stderr, "qemu: could not open gdbserver on device '%s'\n",
3100
                gdbstub_dev);
3101
        exit(1);
3102
    }
3103

    
3104
    qdev_machine_creation_done();
3105

    
3106
    if (rom_load_all() != 0) {
3107
        fprintf(stderr, "rom loading failed\n");
3108
        exit(1);
3109
    }
3110

    
3111
    /* TODO: once all bus devices are qdevified, this should be done
3112
     * when bus is created by qdev.c */
3113
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
3114
    qemu_run_machine_init_done_notifiers();
3115

    
3116
    qemu_system_reset();
3117
    if (loadvm) {
3118
        if (load_vmstate(loadvm) < 0) {
3119
            autostart = 0;
3120
        }
3121
    }
3122

    
3123
    if (incoming) {
3124
        int ret = qemu_start_incoming_migration(incoming);
3125
        if (ret < 0) {
3126
            fprintf(stderr, "Migration failed. Exit code %s(%d), exiting.\n",
3127
                    incoming, ret);
3128
            exit(ret);
3129
        }
3130
    } else if (autostart) {
3131
        vm_start();
3132
    }
3133

    
3134
    os_setup_post();
3135

    
3136
    main_loop();
3137
    quit_timers();
3138
    net_cleanup();
3139

    
3140
    return 0;
3141
}