Statistics
| Branch: | Revision:

root / vl.c @ 64840c66

History | View | Annotate | Download (124.3 kB)

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.
15
 *
16
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22
 * THE SOFTWARE.
23
 */
24
#include <unistd.h>
25
#include <fcntl.h>
26
#include <signal.h>
27
#include <time.h>
28
#include <errno.h>
29
#include <sys/time.h>
30
#include <zlib.h>
31
#include "qemu/bitmap.h"
32

    
33
/* Needed early for CONFIG_BSD etc. */
34
#include "config-host.h"
35

    
36
#ifndef _WIN32
37
#include <libgen.h>
38
#include <sys/times.h>
39
#include <sys/wait.h>
40
#include <termios.h>
41
#include <sys/mman.h>
42
#include <sys/ioctl.h>
43
#include <sys/resource.h>
44
#include <sys/socket.h>
45
#include <netinet/in.h>
46
#include <net/if.h>
47
#include <arpa/inet.h>
48
#include <dirent.h>
49
#include <netdb.h>
50
#include <sys/select.h>
51

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

    
63
#include <linux/ppdev.h>
64
#include <linux/parport.h>
65
#endif
66

    
67
#ifdef CONFIG_SECCOMP
68
#include "sysemu/seccomp.h"
69
#endif
70

    
71
#ifdef __sun__
72
#include <sys/stat.h>
73
#include <sys/ethernet.h>
74
#include <sys/sockio.h>
75
#include <netinet/arp.h>
76
#include <netinet/in_systm.h>
77
#include <netinet/ip.h>
78
#include <netinet/ip_icmp.h> // must come after ip.h
79
#include <netinet/udp.h>
80
#include <netinet/tcp.h>
81
#include <net/if.h>
82
#include <syslog.h>
83
#include <stropts.h>
84
#endif
85
#endif
86
#endif
87

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

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

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

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

    
114
#include <glib.h>
115

    
116
#include "hw/hw.h"
117
#include "hw/boards.h"
118
#include "hw/usb.h"
119
#include "hw/pcmcia.h"
120
#include "hw/i386/pc.h"
121
#include "hw/isa/isa.h"
122
#include "hw/bt.h"
123
#include "sysemu/watchdog.h"
124
#include "hw/i386/smbios.h"
125
#include "hw/xen/xen.h"
126
#include "hw/qdev.h"
127
#include "hw/loader.h"
128
#include "monitor/qdev.h"
129
#include "sysemu/bt.h"
130
#include "net/net.h"
131
#include "net/slirp.h"
132
#include "monitor/monitor.h"
133
#include "ui/console.h"
134
#include "sysemu/sysemu.h"
135
#include "exec/gdbstub.h"
136
#include "qemu/timer.h"
137
#include "sysemu/char.h"
138
#include "qemu/cache-utils.h"
139
#include "sysemu/blockdev.h"
140
#include "hw/block/block.h"
141
#include "migration/block.h"
142
#include "sysemu/tpm.h"
143
#include "sysemu/dma.h"
144
#include "audio/audio.h"
145
#include "migration/migration.h"
146
#include "sysemu/kvm.h"
147
#include "qapi/qmp/qjson.h"
148
#include "qemu/option.h"
149
#include "qemu/config-file.h"
150
#include "qemu-options.h"
151
#include "qmp-commands.h"
152
#include "qemu/main-loop.h"
153
#ifdef CONFIG_VIRTFS
154
#include "fsdev/qemu-fsdev.h"
155
#endif
156
#include "sysemu/qtest.h"
157

    
158
#include "disas/disas.h"
159

    
160
#include "qemu/sockets.h"
161

    
162
#include "slirp/libslirp.h"
163

    
164
#include "trace.h"
165
#include "trace/control.h"
166
#include "qemu/queue.h"
167
#include "sysemu/cpus.h"
168
#include "sysemu/arch_init.h"
169
#include "qemu/osdep.h"
170

    
171
#include "ui/qemu-spice.h"
172
#include "qapi/string-input-visitor.h"
173

    
174
//#define DEBUG_NET
175
//#define DEBUG_SLIRP
176

    
177
#define DEFAULT_RAM_SIZE 128
178

    
179
#define MAX_VIRTIO_CONSOLES 1
180
#define MAX_SCLP_CONSOLES 1
181

    
182
static const char *data_dir[16];
183
static int data_dir_idx;
184
const char *bios_name = NULL;
185
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
186
DisplayType display_type = DT_DEFAULT;
187
static int display_remote;
188
const char* keyboard_layout = NULL;
189
ram_addr_t ram_size;
190
const char *mem_path = NULL;
191
#ifdef MAP_POPULATE
192
int mem_prealloc = 0; /* force preallocation of physical target memory */
193
#endif
194
int nb_nics;
195
NICInfo nd_table[MAX_NICS];
196
int autostart;
197
static int rtc_utc = 1;
198
static int rtc_date_offset = -1; /* -1 means no change */
199
QEMUClock *rtc_clock;
200
int vga_interface_type = VGA_NONE;
201
static int full_screen = 0;
202
#ifdef CONFIG_SDL
203
static int no_frame = 0;
204
#endif
205
int no_quit = 0;
206
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
207
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
208
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
209
CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
210
int win2k_install_hack = 0;
211
int singlestep = 0;
212
int smp_cpus = 1;
213
int max_cpus = 0;
214
int smp_cores = 1;
215
int smp_threads = 1;
216
#ifdef CONFIG_VNC
217
const char *vnc_display;
218
#endif
219
int acpi_enabled = 1;
220
int no_hpet = 0;
221
int fd_bootchk = 1;
222
static int no_reboot;
223
int no_shutdown = 0;
224
int cursor_hide = 1;
225
int graphic_rotate = 0;
226
const char *watchdog;
227
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
228
int nb_option_roms;
229
int semihosting_enabled = 0;
230
int old_param = 0;
231
const char *qemu_name;
232
int alt_grab = 0;
233
int ctrl_grab = 0;
234
unsigned int nb_prom_envs = 0;
235
const char *prom_envs[MAX_PROM_ENVS];
236
int boot_menu;
237
bool boot_strict;
238
uint8_t *boot_splash_filedata;
239
size_t boot_splash_filedata_size;
240
uint8_t qemu_extra_params_fw[2];
241

    
242
typedef struct FWBootEntry FWBootEntry;
243

    
244
struct FWBootEntry {
245
    QTAILQ_ENTRY(FWBootEntry) link;
246
    int32_t bootindex;
247
    DeviceState *dev;
248
    char *suffix;
249
};
250

    
251
static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
252
    QTAILQ_HEAD_INITIALIZER(fw_boot_order);
253

    
254
int nb_numa_nodes;
255
uint64_t node_mem[MAX_NODES];
256
unsigned long *node_cpumask[MAX_NODES];
257

    
258
uint8_t qemu_uuid[16];
259

    
260
static QEMUBootSetHandler *boot_set_handler;
261
static void *boot_set_opaque;
262

    
263
static NotifierList exit_notifiers =
264
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
265

    
266
static NotifierList machine_init_done_notifiers =
267
    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
268

    
269
static bool tcg_allowed = true;
270
bool kvm_allowed;
271
bool xen_allowed;
272
uint32_t xen_domid;
273
enum xen_mode xen_mode = XEN_EMULATE;
274
static int tcg_tb_size;
275

    
276
static int default_serial = 1;
277
static int default_parallel = 1;
278
static int default_virtcon = 1;
279
static int default_sclp = 1;
280
static int default_monitor = 1;
281
static int default_floppy = 1;
282
static int default_cdrom = 1;
283
static int default_sdcard = 1;
284
static int default_vga = 1;
285

    
286
static struct {
287
    const char *driver;
288
    int *flag;
289
} default_list[] = {
290
    { .driver = "isa-serial",           .flag = &default_serial    },
291
    { .driver = "isa-parallel",         .flag = &default_parallel  },
292
    { .driver = "isa-fdc",              .flag = &default_floppy    },
293
    { .driver = "ide-cd",               .flag = &default_cdrom     },
294
    { .driver = "ide-hd",               .flag = &default_cdrom     },
295
    { .driver = "ide-drive",            .flag = &default_cdrom     },
296
    { .driver = "scsi-cd",              .flag = &default_cdrom     },
297
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
298
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
299
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
300
    { .driver = "VGA",                  .flag = &default_vga       },
301
    { .driver = "isa-vga",              .flag = &default_vga       },
302
    { .driver = "cirrus-vga",           .flag = &default_vga       },
303
    { .driver = "isa-cirrus-vga",       .flag = &default_vga       },
304
    { .driver = "vmware-svga",          .flag = &default_vga       },
305
    { .driver = "qxl-vga",              .flag = &default_vga       },
306
};
307

    
308
static QemuOptsList qemu_rtc_opts = {
309
    .name = "rtc",
310
    .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
311
    .desc = {
312
        {
313
            .name = "base",
314
            .type = QEMU_OPT_STRING,
315
        },{
316
            .name = "clock",
317
            .type = QEMU_OPT_STRING,
318
        },{
319
            .name = "driftfix",
320
            .type = QEMU_OPT_STRING,
321
        },
322
        { /* end of list */ }
323
    },
324
};
325

    
326
static QemuOptsList qemu_sandbox_opts = {
327
    .name = "sandbox",
328
    .implied_opt_name = "enable",
329
    .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
330
    .desc = {
331
        {
332
            .name = "enable",
333
            .type = QEMU_OPT_BOOL,
334
        },
335
        { /* end of list */ }
336
    },
337
};
338

    
339
static QemuOptsList qemu_trace_opts = {
340
    .name = "trace",
341
    .implied_opt_name = "trace",
342
    .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
343
    .desc = {
344
        {
345
            .name = "events",
346
            .type = QEMU_OPT_STRING,
347
        },{
348
            .name = "file",
349
            .type = QEMU_OPT_STRING,
350
        },
351
        { /* end of list */ }
352
    },
353
};
354

    
355
static QemuOptsList qemu_option_rom_opts = {
356
    .name = "option-rom",
357
    .implied_opt_name = "romfile",
358
    .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
359
    .desc = {
360
        {
361
            .name = "bootindex",
362
            .type = QEMU_OPT_NUMBER,
363
        }, {
364
            .name = "romfile",
365
            .type = QEMU_OPT_STRING,
366
        },
367
        { /* end of list */ }
368
    },
369
};
370

    
371
static QemuOptsList qemu_machine_opts = {
372
    .name = "machine",
373
    .implied_opt_name = "type",
374
    .merge_lists = true,
375
    .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
376
    .desc = {
377
        {
378
            .name = "type",
379
            .type = QEMU_OPT_STRING,
380
            .help = "emulated machine"
381
        }, {
382
            .name = "accel",
383
            .type = QEMU_OPT_STRING,
384
            .help = "accelerator list",
385
        }, {
386
            .name = "kernel_irqchip",
387
            .type = QEMU_OPT_BOOL,
388
            .help = "use KVM in-kernel irqchip",
389
        }, {
390
            .name = "kvm_shadow_mem",
391
            .type = QEMU_OPT_SIZE,
392
            .help = "KVM shadow MMU size",
393
        }, {
394
            .name = "kernel",
395
            .type = QEMU_OPT_STRING,
396
            .help = "Linux kernel image file",
397
        }, {
398
            .name = "initrd",
399
            .type = QEMU_OPT_STRING,
400
            .help = "Linux initial ramdisk file",
401
        }, {
402
            .name = "append",
403
            .type = QEMU_OPT_STRING,
404
            .help = "Linux kernel command line",
405
        }, {
406
            .name = "dtb",
407
            .type = QEMU_OPT_STRING,
408
            .help = "Linux kernel device tree file",
409
        }, {
410
            .name = "dumpdtb",
411
            .type = QEMU_OPT_STRING,
412
            .help = "Dump current dtb to a file and quit",
413
        }, {
414
            .name = "phandle_start",
415
            .type = QEMU_OPT_STRING,
416
            .help = "The first phandle ID we may generate dynamically",
417
        }, {
418
            .name = "dt_compatible",
419
            .type = QEMU_OPT_STRING,
420
            .help = "Overrides the \"compatible\" property of the dt root node",
421
        }, {
422
            .name = "dump-guest-core",
423
            .type = QEMU_OPT_BOOL,
424
            .help = "Include guest memory in  a core dump",
425
        }, {
426
            .name = "mem-merge",
427
            .type = QEMU_OPT_BOOL,
428
            .help = "enable/disable memory merge support",
429
        },{
430
            .name = "usb",
431
            .type = QEMU_OPT_BOOL,
432
            .help = "Set on/off to enable/disable usb",
433
        },
434
        { /* End of list */ }
435
    },
436
};
437

    
438
static QemuOptsList qemu_boot_opts = {
439
    .name = "boot-opts",
440
    .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
441
    .desc = {
442
        /* the three names below are not used now */
443
        {
444
            .name = "order",
445
            .type = QEMU_OPT_STRING,
446
        }, {
447
            .name = "once",
448
            .type = QEMU_OPT_STRING,
449
        }, {
450
            .name = "menu",
451
            .type = QEMU_OPT_STRING,
452
        /* following are really used */
453
        }, {
454
            .name = "splash",
455
            .type = QEMU_OPT_STRING,
456
        }, {
457
            .name = "splash-time",
458
            .type = QEMU_OPT_STRING,
459
        }, {
460
            .name = "reboot-timeout",
461
            .type = QEMU_OPT_STRING,
462
        }, {
463
            .name = "strict",
464
            .type = QEMU_OPT_STRING,
465
        },
466
        { /*End of list */ }
467
    },
468
};
469

    
470
static QemuOptsList qemu_add_fd_opts = {
471
    .name = "add-fd",
472
    .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
473
    .desc = {
474
        {
475
            .name = "fd",
476
            .type = QEMU_OPT_NUMBER,
477
            .help = "file descriptor of which a duplicate is added to fd set",
478
        },{
479
            .name = "set",
480
            .type = QEMU_OPT_NUMBER,
481
            .help = "ID of the fd set to add fd to",
482
        },{
483
            .name = "opaque",
484
            .type = QEMU_OPT_STRING,
485
            .help = "free-form string used to describe fd",
486
        },
487
        { /* end of list */ }
488
    },
489
};
490

    
491
static QemuOptsList qemu_object_opts = {
492
    .name = "object",
493
    .implied_opt_name = "qom-type",
494
    .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
495
    .desc = {
496
        { }
497
    },
498
};
499

    
500
static QemuOptsList qemu_tpmdev_opts = {
501
    .name = "tpmdev",
502
    .implied_opt_name = "type",
503
    .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
504
    .desc = {
505
        {
506
            .name = "type",
507
            .type = QEMU_OPT_STRING,
508
            .help = "Type of TPM backend",
509
        },
510
        {
511
            .name = "cancel-path",
512
            .type = QEMU_OPT_STRING,
513
            .help = "Sysfs file entry for canceling TPM commands",
514
        },
515
        {
516
            .name = "path",
517
            .type = QEMU_OPT_STRING,
518
            .help = "Path to TPM device on the host",
519
        },
520
        { /* end of list */ }
521
    },
522
};
523

    
524
const char *qemu_get_vm_name(void)
525
{
526
    return qemu_name;
527
}
528

    
529
static void res_free(void)
530
{
531
    if (boot_splash_filedata != NULL) {
532
        g_free(boot_splash_filedata);
533
        boot_splash_filedata = NULL;
534
    }
535
}
536

    
537
static int default_driver_check(QemuOpts *opts, void *opaque)
538
{
539
    const char *driver = qemu_opt_get(opts, "driver");
540
    int i;
541

    
542
    if (!driver)
543
        return 0;
544
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
545
        if (strcmp(default_list[i].driver, driver) != 0)
546
            continue;
547
        *(default_list[i].flag) = 0;
548
    }
549
    return 0;
550
}
551

    
552
/***********************************************************/
553
/* QEMU state */
554

    
555
static RunState current_run_state = RUN_STATE_PRELAUNCH;
556

    
557
typedef struct {
558
    RunState from;
559
    RunState to;
560
} RunStateTransition;
561

    
562
static const RunStateTransition runstate_transitions_def[] = {
563
    /*     from      ->     to      */
564
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
565

    
566
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
567
    { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
568

    
569
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
570
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
571

    
572
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
573
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
574

    
575
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
576
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
577

    
578
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
579
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
580

    
581
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
582
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
583
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
584

    
585
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
586
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
587

    
588
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
589

    
590
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
591
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
592
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
593
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
594
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
595
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
596
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
597
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
598
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
599

    
600
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
601

    
602
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
603
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
604

    
605
    { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
606
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
607
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
608
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
609

    
610
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
611
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
612

    
613
    { RUN_STATE_MAX, RUN_STATE_MAX },
614
};
615

    
616
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
617

    
618
bool runstate_check(RunState state)
619
{
620
    return current_run_state == state;
621
}
622

    
623
static void runstate_init(void)
624
{
625
    const RunStateTransition *p;
626

    
627
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
628

    
629
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
630
        runstate_valid_transitions[p->from][p->to] = true;
631
    }
632
}
633

    
634
/* This function will abort() on invalid state transitions */
635
void runstate_set(RunState new_state)
636
{
637
    assert(new_state < RUN_STATE_MAX);
638

    
639
    if (!runstate_valid_transitions[current_run_state][new_state]) {
640
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
641
                RunState_lookup[current_run_state],
642
                RunState_lookup[new_state]);
643
        abort();
644
    }
645
    trace_runstate_set(new_state);
646
    current_run_state = new_state;
647
}
648

    
649
int runstate_is_running(void)
650
{
651
    return runstate_check(RUN_STATE_RUNNING);
652
}
653

    
654
StatusInfo *qmp_query_status(Error **errp)
655
{
656
    StatusInfo *info = g_malloc0(sizeof(*info));
657

    
658
    info->running = runstate_is_running();
659
    info->singlestep = singlestep;
660
    info->status = current_run_state;
661

    
662
    return info;
663
}
664

    
665
/***********************************************************/
666
/* real time host monotonic timer */
667

    
668
/***********************************************************/
669
/* host time/date access */
670
void qemu_get_timedate(struct tm *tm, int offset)
671
{
672
    time_t ti;
673

    
674
    time(&ti);
675
    ti += offset;
676
    if (rtc_date_offset == -1) {
677
        if (rtc_utc)
678
            gmtime_r(&ti, tm);
679
        else
680
            localtime_r(&ti, tm);
681
    } else {
682
        ti -= rtc_date_offset;
683
        gmtime_r(&ti, tm);
684
    }
685
}
686

    
687
int qemu_timedate_diff(struct tm *tm)
688
{
689
    time_t seconds;
690

    
691
    if (rtc_date_offset == -1)
692
        if (rtc_utc)
693
            seconds = mktimegm(tm);
694
        else {
695
            struct tm tmp = *tm;
696
            tmp.tm_isdst = -1; /* use timezone to figure it out */
697
            seconds = mktime(&tmp);
698
        }
699
    else
700
        seconds = mktimegm(tm) + rtc_date_offset;
701

    
702
    return seconds - time(NULL);
703
}
704

    
705
void rtc_change_mon_event(struct tm *tm)
706
{
707
    QObject *data;
708

    
709
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
710
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
711
    qobject_decref(data);
712
}
713

    
714
static void configure_rtc_date_offset(const char *startdate, int legacy)
715
{
716
    time_t rtc_start_date;
717
    struct tm tm;
718

    
719
    if (!strcmp(startdate, "now") && legacy) {
720
        rtc_date_offset = -1;
721
    } else {
722
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
723
                   &tm.tm_year,
724
                   &tm.tm_mon,
725
                   &tm.tm_mday,
726
                   &tm.tm_hour,
727
                   &tm.tm_min,
728
                   &tm.tm_sec) == 6) {
729
            /* OK */
730
        } else if (sscanf(startdate, "%d-%d-%d",
731
                          &tm.tm_year,
732
                          &tm.tm_mon,
733
                          &tm.tm_mday) == 3) {
734
            tm.tm_hour = 0;
735
            tm.tm_min = 0;
736
            tm.tm_sec = 0;
737
        } else {
738
            goto date_fail;
739
        }
740
        tm.tm_year -= 1900;
741
        tm.tm_mon--;
742
        rtc_start_date = mktimegm(&tm);
743
        if (rtc_start_date == -1) {
744
        date_fail:
745
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
746
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
747
            exit(1);
748
        }
749
        rtc_date_offset = time(NULL) - rtc_start_date;
750
    }
751
}
752

    
753
static void configure_rtc(QemuOpts *opts)
754
{
755
    const char *value;
756

    
757
    value = qemu_opt_get(opts, "base");
758
    if (value) {
759
        if (!strcmp(value, "utc")) {
760
            rtc_utc = 1;
761
        } else if (!strcmp(value, "localtime")) {
762
            rtc_utc = 0;
763
        } else {
764
            configure_rtc_date_offset(value, 0);
765
        }
766
    }
767
    value = qemu_opt_get(opts, "clock");
768
    if (value) {
769
        if (!strcmp(value, "host")) {
770
            rtc_clock = host_clock;
771
        } else if (!strcmp(value, "rt")) {
772
            rtc_clock = rt_clock;
773
        } else if (!strcmp(value, "vm")) {
774
            rtc_clock = vm_clock;
775
        } else {
776
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
777
            exit(1);
778
        }
779
    }
780
    value = qemu_opt_get(opts, "driftfix");
781
    if (value) {
782
        if (!strcmp(value, "slew")) {
783
            static GlobalProperty slew_lost_ticks[] = {
784
                {
785
                    .driver   = "mc146818rtc",
786
                    .property = "lost_tick_policy",
787
                    .value    = "slew",
788
                },
789
                { /* end of list */ }
790
            };
791

    
792
            qdev_prop_register_global_list(slew_lost_ticks);
793
        } else if (!strcmp(value, "none")) {
794
            /* discard is default */
795
        } else {
796
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
797
            exit(1);
798
        }
799
    }
800
}
801

    
802
/***********************************************************/
803
/* Bluetooth support */
804
static int nb_hcis;
805
static int cur_hci;
806
static struct HCIInfo *hci_table[MAX_NICS];
807

    
808
static struct bt_vlan_s {
809
    struct bt_scatternet_s net;
810
    int id;
811
    struct bt_vlan_s *next;
812
} *first_bt_vlan;
813

    
814
/* find or alloc a new bluetooth "VLAN" */
815
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
816
{
817
    struct bt_vlan_s **pvlan, *vlan;
818
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
819
        if (vlan->id == id)
820
            return &vlan->net;
821
    }
822
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
823
    vlan->id = id;
824
    pvlan = &first_bt_vlan;
825
    while (*pvlan != NULL)
826
        pvlan = &(*pvlan)->next;
827
    *pvlan = vlan;
828
    return &vlan->net;
829
}
830

    
831
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
832
{
833
}
834

    
835
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
836
{
837
    return -ENOTSUP;
838
}
839

    
840
static struct HCIInfo null_hci = {
841
    .cmd_send = null_hci_send,
842
    .sco_send = null_hci_send,
843
    .acl_send = null_hci_send,
844
    .bdaddr_set = null_hci_addr_set,
845
};
846

    
847
struct HCIInfo *qemu_next_hci(void)
848
{
849
    if (cur_hci == nb_hcis)
850
        return &null_hci;
851

    
852
    return hci_table[cur_hci++];
853
}
854

    
855
static struct HCIInfo *hci_init(const char *str)
856
{
857
    char *endp;
858
    struct bt_scatternet_s *vlan = 0;
859

    
860
    if (!strcmp(str, "null"))
861
        /* null */
862
        return &null_hci;
863
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
864
        /* host[:hciN] */
865
        return bt_host_hci(str[4] ? str + 5 : "hci0");
866
    else if (!strncmp(str, "hci", 3)) {
867
        /* hci[,vlan=n] */
868
        if (str[3]) {
869
            if (!strncmp(str + 3, ",vlan=", 6)) {
870
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
871
                if (*endp)
872
                    vlan = 0;
873
            }
874
        } else
875
            vlan = qemu_find_bt_vlan(0);
876
        if (vlan)
877
           return bt_new_hci(vlan);
878
    }
879

    
880
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
881

    
882
    return 0;
883
}
884

    
885
static int bt_hci_parse(const char *str)
886
{
887
    struct HCIInfo *hci;
888
    bdaddr_t bdaddr;
889

    
890
    if (nb_hcis >= MAX_NICS) {
891
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
892
        return -1;
893
    }
894

    
895
    hci = hci_init(str);
896
    if (!hci)
897
        return -1;
898

    
899
    bdaddr.b[0] = 0x52;
900
    bdaddr.b[1] = 0x54;
901
    bdaddr.b[2] = 0x00;
902
    bdaddr.b[3] = 0x12;
903
    bdaddr.b[4] = 0x34;
904
    bdaddr.b[5] = 0x56 + nb_hcis;
905
    hci->bdaddr_set(hci, bdaddr.b);
906

    
907
    hci_table[nb_hcis++] = hci;
908

    
909
    return 0;
910
}
911

    
912
static void bt_vhci_add(int vlan_id)
913
{
914
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
915

    
916
    if (!vlan->slave)
917
        fprintf(stderr, "qemu: warning: adding a VHCI to "
918
                        "an empty scatternet %i\n", vlan_id);
919

    
920
    bt_vhci_init(bt_new_hci(vlan));
921
}
922

    
923
static struct bt_device_s *bt_device_add(const char *opt)
924
{
925
    struct bt_scatternet_s *vlan;
926
    int vlan_id = 0;
927
    char *endp = strstr(opt, ",vlan=");
928
    int len = (endp ? endp - opt : strlen(opt)) + 1;
929
    char devname[10];
930

    
931
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
932

    
933
    if (endp) {
934
        vlan_id = strtol(endp + 6, &endp, 0);
935
        if (*endp) {
936
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
937
            return 0;
938
        }
939
    }
940

    
941
    vlan = qemu_find_bt_vlan(vlan_id);
942

    
943
    if (!vlan->slave)
944
        fprintf(stderr, "qemu: warning: adding a slave device to "
945
                        "an empty scatternet %i\n", vlan_id);
946

    
947
    if (!strcmp(devname, "keyboard"))
948
        return bt_keyboard_init(vlan);
949

    
950
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
951
    return 0;
952
}
953

    
954
static int bt_parse(const char *opt)
955
{
956
    const char *endp, *p;
957
    int vlan;
958

    
959
    if (strstart(opt, "hci", &endp)) {
960
        if (!*endp || *endp == ',') {
961
            if (*endp)
962
                if (!strstart(endp, ",vlan=", 0))
963
                    opt = endp + 1;
964

    
965
            return bt_hci_parse(opt);
966
       }
967
    } else if (strstart(opt, "vhci", &endp)) {
968
        if (!*endp || *endp == ',') {
969
            if (*endp) {
970
                if (strstart(endp, ",vlan=", &p)) {
971
                    vlan = strtol(p, (char **) &endp, 0);
972
                    if (*endp) {
973
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
974
                        return 1;
975
                    }
976
                } else {
977
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
978
                    return 1;
979
                }
980
            } else
981
                vlan = 0;
982

    
983
            bt_vhci_add(vlan);
984
            return 0;
985
        }
986
    } else if (strstart(opt, "device:", &endp))
987
        return !bt_device_add(endp);
988

    
989
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
990
    return 1;
991
}
992

    
993
static int parse_sandbox(QemuOpts *opts, void *opaque)
994
{
995
    /* FIXME: change this to true for 1.3 */
996
    if (qemu_opt_get_bool(opts, "enable", false)) {
997
#ifdef CONFIG_SECCOMP
998
        if (seccomp_start() < 0) {
999
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
1000
                          "failed to install seccomp syscall filter in the kernel");
1001
            return -1;
1002
        }
1003
#else
1004
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1005
                      "sandboxing request but seccomp is not compiled into this build");
1006
        return -1;
1007
#endif
1008
    }
1009

    
1010
    return 0;
1011
}
1012

    
1013
/*********QEMU USB setting******/
1014
bool usb_enabled(bool default_usb)
1015
{
1016
    QemuOpts *mach_opts;
1017
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1018
    if (mach_opts) {
1019
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1020
    }
1021
    return default_usb;
1022
}
1023

    
1024
#ifndef _WIN32
1025
static int parse_add_fd(QemuOpts *opts, void *opaque)
1026
{
1027
    int fd, dupfd, flags;
1028
    int64_t fdset_id;
1029
    const char *fd_opaque = NULL;
1030

    
1031
    fd = qemu_opt_get_number(opts, "fd", -1);
1032
    fdset_id = qemu_opt_get_number(opts, "set", -1);
1033
    fd_opaque = qemu_opt_get(opts, "opaque");
1034

    
1035
    if (fd < 0) {
1036
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1037
                      "fd option is required and must be non-negative");
1038
        return -1;
1039
    }
1040

    
1041
    if (fd <= STDERR_FILENO) {
1042
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1043
                      "fd cannot be a standard I/O stream");
1044
        return -1;
1045
    }
1046

    
1047
    /*
1048
     * All fds inherited across exec() necessarily have FD_CLOEXEC
1049
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1050
     */
1051
    flags = fcntl(fd, F_GETFD);
1052
    if (flags == -1 || (flags & FD_CLOEXEC)) {
1053
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1054
                      "fd is not valid or already in use");
1055
        return -1;
1056
    }
1057

    
1058
    if (fdset_id < 0) {
1059
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1060
                      "set option is required and must be non-negative");
1061
        return -1;
1062
    }
1063

    
1064
#ifdef F_DUPFD_CLOEXEC
1065
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1066
#else
1067
    dupfd = dup(fd);
1068
    if (dupfd != -1) {
1069
        qemu_set_cloexec(dupfd);
1070
    }
1071
#endif
1072
    if (dupfd == -1) {
1073
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1074
                      "Error duplicating fd: %s", strerror(errno));
1075
        return -1;
1076
    }
1077

    
1078
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
1079
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1080
                         fd_opaque, NULL);
1081

    
1082
    return 0;
1083
}
1084

    
1085
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1086
{
1087
    int fd;
1088

    
1089
    fd = qemu_opt_get_number(opts, "fd", -1);
1090
    close(fd);
1091

    
1092
    return 0;
1093
}
1094
#endif
1095

    
1096
/***********************************************************/
1097
/* QEMU Block devices */
1098

    
1099
#define HD_OPTS "media=disk"
1100
#define CDROM_OPTS "media=cdrom"
1101
#define FD_OPTS ""
1102
#define PFLASH_OPTS ""
1103
#define MTD_OPTS ""
1104
#define SD_OPTS ""
1105

    
1106
static int drive_init_func(QemuOpts *opts, void *opaque)
1107
{
1108
    BlockInterfaceType *block_default_type = opaque;
1109

    
1110
    return drive_init(opts, *block_default_type) == NULL;
1111
}
1112

    
1113
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1114
{
1115
    if (NULL == qemu_opt_get(opts, "snapshot")) {
1116
        qemu_opt_set(opts, "snapshot", "on");
1117
    }
1118
    return 0;
1119
}
1120

    
1121
static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1122
                          int index, const char *optstr)
1123
{
1124
    QemuOpts *opts;
1125

    
1126
    if (!enable || drive_get_by_index(type, index)) {
1127
        return;
1128
    }
1129

    
1130
    opts = drive_add(type, index, NULL, optstr);
1131
    if (snapshot) {
1132
        drive_enable_snapshot(opts, NULL);
1133
    }
1134
    if (!drive_init(opts, type)) {
1135
        exit(1);
1136
    }
1137
}
1138

    
1139
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1140
{
1141
    boot_set_handler = func;
1142
    boot_set_opaque = opaque;
1143
}
1144

    
1145
int qemu_boot_set(const char *boot_devices)
1146
{
1147
    if (!boot_set_handler) {
1148
        return -EINVAL;
1149
    }
1150
    return boot_set_handler(boot_set_opaque, boot_devices);
1151
}
1152

    
1153
static void validate_bootdevices(char *devices)
1154
{
1155
    /* We just do some generic consistency checks */
1156
    const char *p;
1157
    int bitmap = 0;
1158

    
1159
    for (p = devices; *p != '\0'; p++) {
1160
        /* Allowed boot devices are:
1161
         * a-b: floppy disk drives
1162
         * c-f: IDE disk drives
1163
         * g-m: machine implementation dependent drives
1164
         * n-p: network devices
1165
         * It's up to each machine implementation to check if the given boot
1166
         * devices match the actual hardware implementation and firmware
1167
         * features.
1168
         */
1169
        if (*p < 'a' || *p > 'p') {
1170
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
1171
            exit(1);
1172
        }
1173
        if (bitmap & (1 << (*p - 'a'))) {
1174
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1175
            exit(1);
1176
        }
1177
        bitmap |= 1 << (*p - 'a');
1178
    }
1179
}
1180

    
1181
static void restore_boot_devices(void *opaque)
1182
{
1183
    char *standard_boot_devices = opaque;
1184
    static int first = 1;
1185

    
1186
    /* Restore boot order and remove ourselves after the first boot */
1187
    if (first) {
1188
        first = 0;
1189
        return;
1190
    }
1191

    
1192
    qemu_boot_set(standard_boot_devices);
1193

    
1194
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1195
    g_free(standard_boot_devices);
1196
}
1197

    
1198
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1199
                          const char *suffix)
1200
{
1201
    FWBootEntry *node, *i;
1202

    
1203
    if (bootindex < 0) {
1204
        return;
1205
    }
1206

    
1207
    assert(dev != NULL || suffix != NULL);
1208

    
1209
    node = g_malloc0(sizeof(FWBootEntry));
1210
    node->bootindex = bootindex;
1211
    node->suffix = suffix ? g_strdup(suffix) : NULL;
1212
    node->dev = dev;
1213

    
1214
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1215
        if (i->bootindex == bootindex) {
1216
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1217
            exit(1);
1218
        } else if (i->bootindex < bootindex) {
1219
            continue;
1220
        }
1221
        QTAILQ_INSERT_BEFORE(i, node, link);
1222
        return;
1223
    }
1224
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1225
}
1226

    
1227
/*
1228
 * This function returns null terminated string that consist of new line
1229
 * separated device paths.
1230
 *
1231
 * memory pointed by "size" is assigned total length of the array in bytes
1232
 *
1233
 */
1234
char *get_boot_devices_list(size_t *size)
1235
{
1236
    FWBootEntry *i;
1237
    size_t total = 0;
1238
    char *list = NULL;
1239

    
1240
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1241
        char *devpath = NULL, *bootpath;
1242
        size_t len;
1243

    
1244
        if (i->dev) {
1245
            devpath = qdev_get_fw_dev_path(i->dev);
1246
            assert(devpath);
1247
        }
1248

    
1249
        if (i->suffix && devpath) {
1250
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1251

    
1252
            bootpath = g_malloc(bootpathlen);
1253
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1254
            g_free(devpath);
1255
        } else if (devpath) {
1256
            bootpath = devpath;
1257
        } else {
1258
            assert(i->suffix);
1259
            bootpath = g_strdup(i->suffix);
1260
        }
1261

    
1262
        if (total) {
1263
            list[total-1] = '\n';
1264
        }
1265
        len = strlen(bootpath) + 1;
1266
        list = g_realloc(list, total + len);
1267
        memcpy(&list[total], bootpath, len);
1268
        total += len;
1269
        g_free(bootpath);
1270
    }
1271

    
1272
    *size = total;
1273

    
1274
    if (boot_strict && *size > 0) {
1275
        list[total-1] = '\n';
1276
        list = g_realloc(list, total + 5);
1277
        memcpy(&list[total], "HALT", 5);
1278
        *size = total + 5;
1279
    }
1280
    return list;
1281
}
1282

    
1283
static void numa_node_parse_cpus(int nodenr, const char *cpus)
1284
{
1285
    char *endptr;
1286
    unsigned long long value, endvalue;
1287

    
1288
    /* Empty CPU range strings will be considered valid, they will simply
1289
     * not set any bit in the CPU bitmap.
1290
     */
1291
    if (!*cpus) {
1292
        return;
1293
    }
1294

    
1295
    if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1296
        goto error;
1297
    }
1298
    if (*endptr == '-') {
1299
        if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1300
            goto error;
1301
        }
1302
    } else if (*endptr == '\0') {
1303
        endvalue = value;
1304
    } else {
1305
        goto error;
1306
    }
1307

    
1308
    if (endvalue >= MAX_CPUMASK_BITS) {
1309
        endvalue = MAX_CPUMASK_BITS - 1;
1310
        fprintf(stderr,
1311
            "qemu: NUMA: A max of %d VCPUs are supported\n",
1312
             MAX_CPUMASK_BITS);
1313
    }
1314

    
1315
    if (endvalue < value) {
1316
        goto error;
1317
    }
1318

    
1319
    bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1320
    return;
1321

    
1322
error:
1323
    fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1324
    exit(1);
1325
}
1326

    
1327
static void numa_add(const char *optarg)
1328
{
1329
    char option[128];
1330
    char *endptr;
1331
    unsigned long long nodenr;
1332

    
1333
    optarg = get_opt_name(option, 128, optarg, ',');
1334
    if (*optarg == ',') {
1335
        optarg++;
1336
    }
1337
    if (!strcmp(option, "node")) {
1338

    
1339
        if (nb_numa_nodes >= MAX_NODES) {
1340
            fprintf(stderr, "qemu: too many NUMA nodes\n");
1341
            exit(1);
1342
        }
1343

    
1344
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1345
            nodenr = nb_numa_nodes;
1346
        } else {
1347
            if (parse_uint_full(option, &nodenr, 10) < 0) {
1348
                fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1349
                exit(1);
1350
            }
1351
        }
1352

    
1353
        if (nodenr >= MAX_NODES) {
1354
            fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1355
            exit(1);
1356
        }
1357

    
1358
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1359
            node_mem[nodenr] = 0;
1360
        } else {
1361
            int64_t sval;
1362
            sval = strtosz(option, &endptr);
1363
            if (sval < 0 || *endptr) {
1364
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1365
                exit(1);
1366
            }
1367
            node_mem[nodenr] = sval;
1368
        }
1369
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1370
            numa_node_parse_cpus(nodenr, option);
1371
        }
1372
        nb_numa_nodes++;
1373
    } else {
1374
        fprintf(stderr, "Invalid -numa option: %s\n", option);
1375
        exit(1);
1376
    }
1377
}
1378

    
1379
static void smp_parse(const char *optarg)
1380
{
1381
    int smp, sockets = 0, threads = 0, cores = 0;
1382
    char *endptr;
1383
    char option[128];
1384

    
1385
    smp = strtoul(optarg, &endptr, 10);
1386
    if (endptr != optarg) {
1387
        if (*endptr == ',') {
1388
            endptr++;
1389
        }
1390
    }
1391
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1392
        sockets = strtoull(option, NULL, 10);
1393
    if (get_param_value(option, 128, "cores", endptr) != 0)
1394
        cores = strtoull(option, NULL, 10);
1395
    if (get_param_value(option, 128, "threads", endptr) != 0)
1396
        threads = strtoull(option, NULL, 10);
1397
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1398
        max_cpus = strtoull(option, NULL, 10);
1399

    
1400
    /* compute missing values, prefer sockets over cores over threads */
1401
    if (smp == 0 || sockets == 0) {
1402
        sockets = sockets > 0 ? sockets : 1;
1403
        cores = cores > 0 ? cores : 1;
1404
        threads = threads > 0 ? threads : 1;
1405
        if (smp == 0) {
1406
            smp = cores * threads * sockets;
1407
        }
1408
    } else {
1409
        if (cores == 0) {
1410
            threads = threads > 0 ? threads : 1;
1411
            cores = smp / (sockets * threads);
1412
        } else {
1413
            threads = smp / (cores * sockets);
1414
        }
1415
    }
1416
    smp_cpus = smp;
1417
    smp_cores = cores > 0 ? cores : 1;
1418
    smp_threads = threads > 0 ? threads : 1;
1419
    if (max_cpus == 0)
1420
        max_cpus = smp_cpus;
1421
}
1422

    
1423
/***********************************************************/
1424
/* USB devices */
1425

    
1426
static int usb_device_add(const char *devname)
1427
{
1428
    const char *p;
1429
    USBDevice *dev = NULL;
1430

    
1431
    if (!usb_enabled(false)) {
1432
        return -1;
1433
    }
1434

    
1435
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1436
    dev = usbdevice_create(devname);
1437
    if (dev)
1438
        goto done;
1439

    
1440
    /* the other ones */
1441
#ifndef CONFIG_LINUX
1442
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1443
    if (strstart(devname, "host:", &p)) {
1444
        dev = usb_host_device_open(usb_bus_find(-1), p);
1445
    } else
1446
#endif
1447
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1448
        dev = usb_bt_init(usb_bus_find(-1),
1449
                          devname[2] ? hci_init(p)
1450
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1451
    } else {
1452
        return -1;
1453
    }
1454
    if (!dev)
1455
        return -1;
1456

    
1457
done:
1458
    return 0;
1459
}
1460

    
1461
static int usb_device_del(const char *devname)
1462
{
1463
    int bus_num, addr;
1464
    const char *p;
1465

    
1466
    if (strstart(devname, "host:", &p)) {
1467
        return -1;
1468
    }
1469

    
1470
    if (!usb_enabled(false)) {
1471
        return -1;
1472
    }
1473

    
1474
    p = strchr(devname, '.');
1475
    if (!p)
1476
        return -1;
1477
    bus_num = strtoul(devname, NULL, 0);
1478
    addr = strtoul(p + 1, NULL, 0);
1479

    
1480
    return usb_device_delete_addr(bus_num, addr);
1481
}
1482

    
1483
static int usb_parse(const char *cmdline)
1484
{
1485
    int r;
1486
    r = usb_device_add(cmdline);
1487
    if (r < 0) {
1488
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1489
    }
1490
    return r;
1491
}
1492

    
1493
void do_usb_add(Monitor *mon, const QDict *qdict)
1494
{
1495
    const char *devname = qdict_get_str(qdict, "devname");
1496
    if (usb_device_add(devname) < 0) {
1497
        error_report("could not add USB device '%s'", devname);
1498
    }
1499
}
1500

    
1501
void do_usb_del(Monitor *mon, const QDict *qdict)
1502
{
1503
    const char *devname = qdict_get_str(qdict, "devname");
1504
    if (usb_device_del(devname) < 0) {
1505
        error_report("could not delete USB device '%s'", devname);
1506
    }
1507
}
1508

    
1509
/***********************************************************/
1510
/* PCMCIA/Cardbus */
1511

    
1512
static struct pcmcia_socket_entry_s {
1513
    PCMCIASocket *socket;
1514
    struct pcmcia_socket_entry_s *next;
1515
} *pcmcia_sockets = 0;
1516

    
1517
void pcmcia_socket_register(PCMCIASocket *socket)
1518
{
1519
    struct pcmcia_socket_entry_s *entry;
1520

    
1521
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1522
    entry->socket = socket;
1523
    entry->next = pcmcia_sockets;
1524
    pcmcia_sockets = entry;
1525
}
1526

    
1527
void pcmcia_socket_unregister(PCMCIASocket *socket)
1528
{
1529
    struct pcmcia_socket_entry_s *entry, **ptr;
1530

    
1531
    ptr = &pcmcia_sockets;
1532
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1533
        if (entry->socket == socket) {
1534
            *ptr = entry->next;
1535
            g_free(entry);
1536
        }
1537
}
1538

    
1539
void pcmcia_info(Monitor *mon, const QDict *qdict)
1540
{
1541
    struct pcmcia_socket_entry_s *iter;
1542

    
1543
    if (!pcmcia_sockets)
1544
        monitor_printf(mon, "No PCMCIA sockets\n");
1545

    
1546
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1547
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1548
                       iter->socket->attached ? iter->socket->card_string :
1549
                       "Empty");
1550
}
1551

    
1552
/***********************************************************/
1553
/* machine registration */
1554

    
1555
static QEMUMachine *first_machine = NULL;
1556
QEMUMachine *current_machine = NULL;
1557

    
1558
int qemu_register_machine(QEMUMachine *m)
1559
{
1560
    QEMUMachine **pm;
1561
    pm = &first_machine;
1562
    while (*pm != NULL)
1563
        pm = &(*pm)->next;
1564
    m->next = NULL;
1565
    *pm = m;
1566
    return 0;
1567
}
1568

    
1569
static QEMUMachine *find_machine(const char *name)
1570
{
1571
    QEMUMachine *m;
1572

    
1573
    for(m = first_machine; m != NULL; m = m->next) {
1574
        if (!strcmp(m->name, name))
1575
            return m;
1576
        if (m->alias && !strcmp(m->alias, name))
1577
            return m;
1578
    }
1579
    return NULL;
1580
}
1581

    
1582
QEMUMachine *find_default_machine(void)
1583
{
1584
    QEMUMachine *m;
1585

    
1586
    for(m = first_machine; m != NULL; m = m->next) {
1587
        if (m->is_default) {
1588
            return m;
1589
        }
1590
    }
1591
    return NULL;
1592
}
1593

    
1594
MachineInfoList *qmp_query_machines(Error **errp)
1595
{
1596
    MachineInfoList *mach_list = NULL;
1597
    QEMUMachine *m;
1598

    
1599
    for (m = first_machine; m; m = m->next) {
1600
        MachineInfoList *entry;
1601
        MachineInfo *info;
1602

    
1603
        info = g_malloc0(sizeof(*info));
1604
        if (m->is_default) {
1605
            info->has_is_default = true;
1606
            info->is_default = true;
1607
        }
1608

    
1609
        if (m->alias) {
1610
            info->has_alias = true;
1611
            info->alias = g_strdup(m->alias);
1612
        }
1613

    
1614
        info->name = g_strdup(m->name);
1615
        info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1616

    
1617
        entry = g_malloc0(sizeof(*entry));
1618
        entry->value = info;
1619
        entry->next = mach_list;
1620
        mach_list = entry;
1621
    }
1622

    
1623
    return mach_list;
1624
}
1625

    
1626
/***********************************************************/
1627
/* main execution loop */
1628

    
1629
static void gui_update(void *opaque)
1630
{
1631
    uint64_t interval = GUI_REFRESH_INTERVAL;
1632
    DisplayState *ds = opaque;
1633
    DisplayChangeListener *dcl;
1634

    
1635
    dpy_refresh(ds);
1636

    
1637
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1638
        if (dcl->gui_timer_interval &&
1639
            dcl->gui_timer_interval < interval)
1640
            interval = dcl->gui_timer_interval;
1641
    }
1642
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1643
}
1644

    
1645
void gui_setup_refresh(DisplayState *ds)
1646
{
1647
    DisplayChangeListener *dcl;
1648
    bool need_timer = false;
1649
    bool have_gfx = false;
1650
    bool have_text = false;
1651

    
1652
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1653
        if (dcl->ops->dpy_refresh != NULL) {
1654
            need_timer = true;
1655
        }
1656
        if (dcl->ops->dpy_gfx_update != NULL) {
1657
            have_gfx = true;
1658
        }
1659
        if (dcl->ops->dpy_text_update != NULL) {
1660
            have_text = true;
1661
        }
1662
    }
1663

    
1664
    if (need_timer && ds->gui_timer == NULL) {
1665
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1666
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1667
    }
1668
    if (!need_timer && ds->gui_timer != NULL) {
1669
        qemu_del_timer(ds->gui_timer);
1670
        qemu_free_timer(ds->gui_timer);
1671
        ds->gui_timer = NULL;
1672
    }
1673

    
1674
    ds->have_gfx = have_gfx;
1675
    ds->have_text = have_text;
1676
}
1677

    
1678
struct vm_change_state_entry {
1679
    VMChangeStateHandler *cb;
1680
    void *opaque;
1681
    QLIST_ENTRY (vm_change_state_entry) entries;
1682
};
1683

    
1684
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1685

    
1686
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1687
                                                     void *opaque)
1688
{
1689
    VMChangeStateEntry *e;
1690

    
1691
    e = g_malloc0(sizeof (*e));
1692

    
1693
    e->cb = cb;
1694
    e->opaque = opaque;
1695
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1696
    return e;
1697
}
1698

    
1699
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1700
{
1701
    QLIST_REMOVE (e, entries);
1702
    g_free (e);
1703
}
1704

    
1705
void vm_state_notify(int running, RunState state)
1706
{
1707
    VMChangeStateEntry *e;
1708

    
1709
    trace_vm_state_notify(running, state);
1710

    
1711
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1712
        e->cb(e->opaque, running, state);
1713
    }
1714
}
1715

    
1716
void vm_start(void)
1717
{
1718
    if (!runstate_is_running()) {
1719
        cpu_enable_ticks();
1720
        runstate_set(RUN_STATE_RUNNING);
1721
        vm_state_notify(1, RUN_STATE_RUNNING);
1722
        resume_all_vcpus();
1723
        monitor_protocol_event(QEVENT_RESUME, NULL);
1724
    }
1725
}
1726

    
1727
/* reset/shutdown handler */
1728

    
1729
typedef struct QEMUResetEntry {
1730
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1731
    QEMUResetHandler *func;
1732
    void *opaque;
1733
} QEMUResetEntry;
1734

    
1735
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1736
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1737
static int reset_requested;
1738
static int shutdown_requested, shutdown_signal = -1;
1739
static pid_t shutdown_pid;
1740
static int powerdown_requested;
1741
static int debug_requested;
1742
static int suspend_requested;
1743
static int wakeup_requested;
1744
static NotifierList powerdown_notifiers =
1745
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1746
static NotifierList suspend_notifiers =
1747
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1748
static NotifierList wakeup_notifiers =
1749
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1750
static uint32_t wakeup_reason_mask = ~0;
1751
static RunState vmstop_requested = RUN_STATE_MAX;
1752

    
1753
int qemu_shutdown_requested_get(void)
1754
{
1755
    return shutdown_requested;
1756
}
1757

    
1758
int qemu_reset_requested_get(void)
1759
{
1760
    return reset_requested;
1761
}
1762

    
1763
static int qemu_shutdown_requested(void)
1764
{
1765
    int r = shutdown_requested;
1766
    shutdown_requested = 0;
1767
    return r;
1768
}
1769

    
1770
static void qemu_kill_report(void)
1771
{
1772
    if (!qtest_enabled() && shutdown_signal != -1) {
1773
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1774
        if (shutdown_pid == 0) {
1775
            /* This happens for eg ^C at the terminal, so it's worth
1776
             * avoiding printing an odd message in that case.
1777
             */
1778
            fputc('\n', stderr);
1779
        } else {
1780
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1781
        }
1782
        shutdown_signal = -1;
1783
    }
1784
}
1785

    
1786
static int qemu_reset_requested(void)
1787
{
1788
    int r = reset_requested;
1789
    reset_requested = 0;
1790
    return r;
1791
}
1792

    
1793
static int qemu_suspend_requested(void)
1794
{
1795
    int r = suspend_requested;
1796
    suspend_requested = 0;
1797
    return r;
1798
}
1799

    
1800
static int qemu_wakeup_requested(void)
1801
{
1802
    int r = wakeup_requested;
1803
    wakeup_requested = 0;
1804
    return r;
1805
}
1806

    
1807
static int qemu_powerdown_requested(void)
1808
{
1809
    int r = powerdown_requested;
1810
    powerdown_requested = 0;
1811
    return r;
1812
}
1813

    
1814
static int qemu_debug_requested(void)
1815
{
1816
    int r = debug_requested;
1817
    debug_requested = 0;
1818
    return r;
1819
}
1820

    
1821
/* We use RUN_STATE_MAX but any invalid value will do */
1822
static bool qemu_vmstop_requested(RunState *r)
1823
{
1824
    if (vmstop_requested < RUN_STATE_MAX) {
1825
        *r = vmstop_requested;
1826
        vmstop_requested = RUN_STATE_MAX;
1827
        return true;
1828
    }
1829

    
1830
    return false;
1831
}
1832

    
1833
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1834
{
1835
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1836

    
1837
    re->func = func;
1838
    re->opaque = opaque;
1839
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1840
}
1841

    
1842
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1843
{
1844
    QEMUResetEntry *re;
1845

    
1846
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1847
        if (re->func == func && re->opaque == opaque) {
1848
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1849
            g_free(re);
1850
            return;
1851
        }
1852
    }
1853
}
1854

    
1855
void qemu_devices_reset(void)
1856
{
1857
    QEMUResetEntry *re, *nre;
1858

    
1859
    /* reset all devices */
1860
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1861
        re->func(re->opaque);
1862
    }
1863
}
1864

    
1865
void qemu_system_reset(bool report)
1866
{
1867
    if (current_machine && current_machine->reset) {
1868
        current_machine->reset();
1869
    } else {
1870
        qemu_devices_reset();
1871
    }
1872
    if (report) {
1873
        monitor_protocol_event(QEVENT_RESET, NULL);
1874
    }
1875
    cpu_synchronize_all_post_reset();
1876
}
1877

    
1878
void qemu_system_reset_request(void)
1879
{
1880
    if (no_reboot) {
1881
        shutdown_requested = 1;
1882
    } else {
1883
        reset_requested = 1;
1884
    }
1885
    cpu_stop_current();
1886
    qemu_notify_event();
1887
}
1888

    
1889
static void qemu_system_suspend(void)
1890
{
1891
    pause_all_vcpus();
1892
    notifier_list_notify(&suspend_notifiers, NULL);
1893
    runstate_set(RUN_STATE_SUSPENDED);
1894
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1895
}
1896

    
1897
void qemu_system_suspend_request(void)
1898
{
1899
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1900
        return;
1901
    }
1902
    suspend_requested = 1;
1903
    cpu_stop_current();
1904
    qemu_notify_event();
1905
}
1906

    
1907
void qemu_register_suspend_notifier(Notifier *notifier)
1908
{
1909
    notifier_list_add(&suspend_notifiers, notifier);
1910
}
1911

    
1912
void qemu_system_wakeup_request(WakeupReason reason)
1913
{
1914
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1915
        return;
1916
    }
1917
    if (!(wakeup_reason_mask & (1 << reason))) {
1918
        return;
1919
    }
1920
    runstate_set(RUN_STATE_RUNNING);
1921
    notifier_list_notify(&wakeup_notifiers, &reason);
1922
    wakeup_requested = 1;
1923
    qemu_notify_event();
1924
}
1925

    
1926
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1927
{
1928
    if (enabled) {
1929
        wakeup_reason_mask |= (1 << reason);
1930
    } else {
1931
        wakeup_reason_mask &= ~(1 << reason);
1932
    }
1933
}
1934

    
1935
void qemu_register_wakeup_notifier(Notifier *notifier)
1936
{
1937
    notifier_list_add(&wakeup_notifiers, notifier);
1938
}
1939

    
1940
void qemu_system_killed(int signal, pid_t pid)
1941
{
1942
    shutdown_signal = signal;
1943
    shutdown_pid = pid;
1944
    no_shutdown = 0;
1945
    qemu_system_shutdown_request();
1946
}
1947

    
1948
void qemu_system_shutdown_request(void)
1949
{
1950
    shutdown_requested = 1;
1951
    qemu_notify_event();
1952
}
1953

    
1954
static void qemu_system_powerdown(void)
1955
{
1956
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1957
    notifier_list_notify(&powerdown_notifiers, NULL);
1958
}
1959

    
1960
void qemu_system_powerdown_request(void)
1961
{
1962
    powerdown_requested = 1;
1963
    qemu_notify_event();
1964
}
1965

    
1966
void qemu_register_powerdown_notifier(Notifier *notifier)
1967
{
1968
    notifier_list_add(&powerdown_notifiers, notifier);
1969
}
1970

    
1971
void qemu_system_debug_request(void)
1972
{
1973
    debug_requested = 1;
1974
    qemu_notify_event();
1975
}
1976

    
1977
void qemu_system_vmstop_request(RunState state)
1978
{
1979
    vmstop_requested = state;
1980
    qemu_notify_event();
1981
}
1982

    
1983
static bool main_loop_should_exit(void)
1984
{
1985
    RunState r;
1986
    if (qemu_debug_requested()) {
1987
        vm_stop(RUN_STATE_DEBUG);
1988
    }
1989
    if (qemu_suspend_requested()) {
1990
        qemu_system_suspend();
1991
    }
1992
    if (qemu_shutdown_requested()) {
1993
        qemu_kill_report();
1994
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1995
        if (no_shutdown) {
1996
            vm_stop(RUN_STATE_SHUTDOWN);
1997
        } else {
1998
            return true;
1999
        }
2000
    }
2001
    if (qemu_reset_requested()) {
2002
        pause_all_vcpus();
2003
        cpu_synchronize_all_states();
2004
        qemu_system_reset(VMRESET_REPORT);
2005
        resume_all_vcpus();
2006
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
2007
            runstate_check(RUN_STATE_SHUTDOWN)) {
2008
            runstate_set(RUN_STATE_PAUSED);
2009
        }
2010
    }
2011
    if (qemu_wakeup_requested()) {
2012
        pause_all_vcpus();
2013
        cpu_synchronize_all_states();
2014
        qemu_system_reset(VMRESET_SILENT);
2015
        resume_all_vcpus();
2016
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
2017
    }
2018
    if (qemu_powerdown_requested()) {
2019
        qemu_system_powerdown();
2020
    }
2021
    if (qemu_vmstop_requested(&r)) {
2022
        vm_stop(r);
2023
    }
2024
    return false;
2025
}
2026

    
2027
static void main_loop(void)
2028
{
2029
    bool nonblocking;
2030
    int last_io = 0;
2031
#ifdef CONFIG_PROFILER
2032
    int64_t ti;
2033
#endif
2034
    do {
2035
        nonblocking = !kvm_enabled() && last_io > 0;
2036
#ifdef CONFIG_PROFILER
2037
        ti = profile_getclock();
2038
#endif
2039
        last_io = main_loop_wait(nonblocking);
2040
#ifdef CONFIG_PROFILER
2041
        dev_time += profile_getclock() - ti;
2042
#endif
2043
    } while (!main_loop_should_exit());
2044
}
2045

    
2046
static void version(void)
2047
{
2048
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2049
}
2050

    
2051
static void help(int exitcode)
2052
{
2053
    version();
2054
    printf("usage: %s [options] [disk_image]\n\n"
2055
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2056
            error_get_progname());
2057

    
2058
#define QEMU_OPTIONS_GENERATE_HELP
2059
#include "qemu-options-wrapper.h"
2060

    
2061
    printf("\nDuring emulation, the following keys are useful:\n"
2062
           "ctrl-alt-f      toggle full screen\n"
2063
           "ctrl-alt-n      switch to virtual console 'n'\n"
2064
           "ctrl-alt        toggle mouse and keyboard grab\n"
2065
           "\n"
2066
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
2067

    
2068
    exit(exitcode);
2069
}
2070

    
2071
#define HAS_ARG 0x0001
2072

    
2073
typedef struct QEMUOption {
2074
    const char *name;
2075
    int flags;
2076
    int index;
2077
    uint32_t arch_mask;
2078
} QEMUOption;
2079

    
2080
static const QEMUOption qemu_options[] = {
2081
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2082
#define QEMU_OPTIONS_GENERATE_OPTIONS
2083
#include "qemu-options-wrapper.h"
2084
    { NULL },
2085
};
2086

    
2087
static bool vga_available(void)
2088
{
2089
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2090
}
2091

    
2092
static bool cirrus_vga_available(void)
2093
{
2094
    return object_class_by_name("cirrus-vga")
2095
           || object_class_by_name("isa-cirrus-vga");
2096
}
2097

    
2098
static bool vmware_vga_available(void)
2099
{
2100
    return object_class_by_name("vmware-svga");
2101
}
2102

    
2103
static bool qxl_vga_available(void)
2104
{
2105
    return object_class_by_name("qxl-vga");
2106
}
2107

    
2108
static void select_vgahw (const char *p)
2109
{
2110
    const char *opts;
2111

    
2112
    vga_interface_type = VGA_NONE;
2113
    if (strstart(p, "std", &opts)) {
2114
        if (vga_available()) {
2115
            vga_interface_type = VGA_STD;
2116
        } else {
2117
            fprintf(stderr, "Error: standard VGA not available\n");
2118
            exit(0);
2119
        }
2120
    } else if (strstart(p, "cirrus", &opts)) {
2121
        if (cirrus_vga_available()) {
2122
            vga_interface_type = VGA_CIRRUS;
2123
        } else {
2124
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2125
            exit(0);
2126
        }
2127
    } else if (strstart(p, "vmware", &opts)) {
2128
        if (vmware_vga_available()) {
2129
            vga_interface_type = VGA_VMWARE;
2130
        } else {
2131
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2132
            exit(0);
2133
        }
2134
    } else if (strstart(p, "xenfb", &opts)) {
2135
        vga_interface_type = VGA_XENFB;
2136
    } else if (strstart(p, "qxl", &opts)) {
2137
        if (qxl_vga_available()) {
2138
            vga_interface_type = VGA_QXL;
2139
        } else {
2140
            fprintf(stderr, "Error: QXL VGA not available\n");
2141
            exit(0);
2142
        }
2143
    } else if (!strstart(p, "none", &opts)) {
2144
    invalid_vga:
2145
        fprintf(stderr, "Unknown vga type: %s\n", p);
2146
        exit(1);
2147
    }
2148
    while (*opts) {
2149
        const char *nextopt;
2150

    
2151
        if (strstart(opts, ",retrace=", &nextopt)) {
2152
            opts = nextopt;
2153
            if (strstart(opts, "dumb", &nextopt))
2154
                vga_retrace_method = VGA_RETRACE_DUMB;
2155
            else if (strstart(opts, "precise", &nextopt))
2156
                vga_retrace_method = VGA_RETRACE_PRECISE;
2157
            else goto invalid_vga;
2158
        } else goto invalid_vga;
2159
        opts = nextopt;
2160
    }
2161
}
2162

    
2163
static DisplayType select_display(const char *p)
2164
{
2165
    const char *opts;
2166
    DisplayType display = DT_DEFAULT;
2167

    
2168
    if (strstart(p, "sdl", &opts)) {
2169
#ifdef CONFIG_SDL
2170
        display = DT_SDL;
2171
        while (*opts) {
2172
            const char *nextopt;
2173

    
2174
            if (strstart(opts, ",frame=", &nextopt)) {
2175
                opts = nextopt;
2176
                if (strstart(opts, "on", &nextopt)) {
2177
                    no_frame = 0;
2178
                } else if (strstart(opts, "off", &nextopt)) {
2179
                    no_frame = 1;
2180
                } else {
2181
                    goto invalid_sdl_args;
2182
                }
2183
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2184
                opts = nextopt;
2185
                if (strstart(opts, "on", &nextopt)) {
2186
                    alt_grab = 1;
2187
                } else if (strstart(opts, "off", &nextopt)) {
2188
                    alt_grab = 0;
2189
                } else {
2190
                    goto invalid_sdl_args;
2191
                }
2192
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2193
                opts = nextopt;
2194
                if (strstart(opts, "on", &nextopt)) {
2195
                    ctrl_grab = 1;
2196
                } else if (strstart(opts, "off", &nextopt)) {
2197
                    ctrl_grab = 0;
2198
                } else {
2199
                    goto invalid_sdl_args;
2200
                }
2201
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2202
                opts = nextopt;
2203
                if (strstart(opts, "on", &nextopt)) {
2204
                    no_quit = 0;
2205
                } else if (strstart(opts, "off", &nextopt)) {
2206
                    no_quit = 1;
2207
                } else {
2208
                    goto invalid_sdl_args;
2209
                }
2210
            } else {
2211
            invalid_sdl_args:
2212
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2213
                exit(1);
2214
            }
2215
            opts = nextopt;
2216
        }
2217
#else
2218
        fprintf(stderr, "SDL support is disabled\n");
2219
        exit(1);
2220
#endif
2221
    } else if (strstart(p, "vnc", &opts)) {
2222
#ifdef CONFIG_VNC
2223
        display_remote++;
2224

    
2225
        if (*opts) {
2226
            const char *nextopt;
2227

    
2228
            if (strstart(opts, "=", &nextopt)) {
2229
                vnc_display = nextopt;
2230
            }
2231
        }
2232
        if (!vnc_display) {
2233
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2234
            exit(1);
2235
        }
2236
#else
2237
        fprintf(stderr, "VNC support is disabled\n");
2238
        exit(1);
2239
#endif
2240
    } else if (strstart(p, "curses", &opts)) {
2241
#ifdef CONFIG_CURSES
2242
        display = DT_CURSES;
2243
#else
2244
        fprintf(stderr, "Curses support is disabled\n");
2245
        exit(1);
2246
#endif
2247
    } else if (strstart(p, "gtk", &opts)) {
2248
#ifdef CONFIG_GTK
2249
        display = DT_GTK;
2250
#else
2251
        fprintf(stderr, "GTK support is disabled\n");
2252
        exit(1);
2253
#endif
2254
    } else if (strstart(p, "none", &opts)) {
2255
        display = DT_NONE;
2256
    } else {
2257
        fprintf(stderr, "Unknown display type: %s\n", p);
2258
        exit(1);
2259
    }
2260

    
2261
    return display;
2262
}
2263

    
2264
static int balloon_parse(const char *arg)
2265
{
2266
    QemuOpts *opts;
2267

    
2268
    if (strcmp(arg, "none") == 0) {
2269
        return 0;
2270
    }
2271

    
2272
    if (!strncmp(arg, "virtio", 6)) {
2273
        if (arg[6] == ',') {
2274
            /* have params -> parse them */
2275
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2276
            if (!opts)
2277
                return  -1;
2278
        } else {
2279
            /* create empty opts */
2280
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2281
        }
2282
        qemu_opt_set(opts, "driver", "virtio-balloon");
2283
        return 0;
2284
    }
2285

    
2286
    return -1;
2287
}
2288

    
2289
char *qemu_find_file(int type, const char *name)
2290
{
2291
    int i;
2292
    const char *subdir;
2293
    char *buf;
2294

    
2295
    /* Try the name as a straight path first */
2296
    if (access(name, R_OK) == 0) {
2297
        trace_load_file(name, name);
2298
        return g_strdup(name);
2299
    }
2300

    
2301
    switch (type) {
2302
    case QEMU_FILE_TYPE_BIOS:
2303
        subdir = "";
2304
        break;
2305
    case QEMU_FILE_TYPE_KEYMAP:
2306
        subdir = "keymaps/";
2307
        break;
2308
    default:
2309
        abort();
2310
    }
2311

    
2312
    for (i = 0; i < data_dir_idx; i++) {
2313
        buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2314
        if (access(buf, R_OK) == 0) {
2315
            trace_load_file(name, buf);
2316
            return buf;
2317
        }
2318
        g_free(buf);
2319
    }
2320
    return NULL;
2321
}
2322

    
2323
static int device_help_func(QemuOpts *opts, void *opaque)
2324
{
2325
    return qdev_device_help(opts);
2326
}
2327

    
2328
static int device_init_func(QemuOpts *opts, void *opaque)
2329
{
2330
    DeviceState *dev;
2331

    
2332
    dev = qdev_device_add(opts);
2333
    if (!dev)
2334
        return -1;
2335
    object_unref(OBJECT(dev));
2336
    return 0;
2337
}
2338

    
2339
static int chardev_init_func(QemuOpts *opts, void *opaque)
2340
{
2341
    Error *local_err = NULL;
2342

    
2343
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2344
    if (error_is_set(&local_err)) {
2345
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2346
        error_free(local_err);
2347
        return -1;
2348
    }
2349
    return 0;
2350
}
2351

    
2352
#ifdef CONFIG_VIRTFS
2353
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2354
{
2355
    int ret;
2356
    ret = qemu_fsdev_add(opts);
2357

    
2358
    return ret;
2359
}
2360
#endif
2361

    
2362
static int mon_init_func(QemuOpts *opts, void *opaque)
2363
{
2364
    CharDriverState *chr;
2365
    const char *chardev;
2366
    const char *mode;
2367
    int flags;
2368

    
2369
    mode = qemu_opt_get(opts, "mode");
2370
    if (mode == NULL) {
2371
        mode = "readline";
2372
    }
2373
    if (strcmp(mode, "readline") == 0) {
2374
        flags = MONITOR_USE_READLINE;
2375
    } else if (strcmp(mode, "control") == 0) {
2376
        flags = MONITOR_USE_CONTROL;
2377
    } else {
2378
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2379
        exit(1);
2380
    }
2381

    
2382
    if (qemu_opt_get_bool(opts, "pretty", 0))
2383
        flags |= MONITOR_USE_PRETTY;
2384

    
2385
    if (qemu_opt_get_bool(opts, "default", 0))
2386
        flags |= MONITOR_IS_DEFAULT;
2387

    
2388
    chardev = qemu_opt_get(opts, "chardev");
2389
    chr = qemu_chr_find(chardev);
2390
    if (chr == NULL) {
2391
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2392
        exit(1);
2393
    }
2394

    
2395
    qemu_chr_fe_claim_no_fail(chr);
2396
    monitor_init(chr, flags);
2397
    return 0;
2398
}
2399

    
2400
static void monitor_parse(const char *optarg, const char *mode)
2401
{
2402
    static int monitor_device_index = 0;
2403
    QemuOpts *opts;
2404
    const char *p;
2405
    char label[32];
2406
    int def = 0;
2407

    
2408
    if (strstart(optarg, "chardev:", &p)) {
2409
        snprintf(label, sizeof(label), "%s", p);
2410
    } else {
2411
        snprintf(label, sizeof(label), "compat_monitor%d",
2412
                 monitor_device_index);
2413
        if (monitor_device_index == 0) {
2414
            def = 1;
2415
        }
2416
        opts = qemu_chr_parse_compat(label, optarg);
2417
        if (!opts) {
2418
            fprintf(stderr, "parse error: %s\n", optarg);
2419
            exit(1);
2420
        }
2421
    }
2422

    
2423
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2424
    if (!opts) {
2425
        fprintf(stderr, "duplicate chardev: %s\n", label);
2426
        exit(1);
2427
    }
2428
    qemu_opt_set(opts, "mode", mode);
2429
    qemu_opt_set(opts, "chardev", label);
2430
    if (def)
2431
        qemu_opt_set(opts, "default", "on");
2432
    monitor_device_index++;
2433
}
2434

    
2435
struct device_config {
2436
    enum {
2437
        DEV_USB,       /* -usbdevice     */
2438
        DEV_BT,        /* -bt            */
2439
        DEV_SERIAL,    /* -serial        */
2440
        DEV_PARALLEL,  /* -parallel      */
2441
        DEV_VIRTCON,   /* -virtioconsole */
2442
        DEV_DEBUGCON,  /* -debugcon */
2443
        DEV_GDB,       /* -gdb, -s */
2444
        DEV_SCLP,      /* s390 sclp */
2445
    } type;
2446
    const char *cmdline;
2447
    Location loc;
2448
    QTAILQ_ENTRY(device_config) next;
2449
};
2450

    
2451
static QTAILQ_HEAD(, device_config) device_configs =
2452
    QTAILQ_HEAD_INITIALIZER(device_configs);
2453

    
2454
static void add_device_config(int type, const char *cmdline)
2455
{
2456
    struct device_config *conf;
2457

    
2458
    conf = g_malloc0(sizeof(*conf));
2459
    conf->type = type;
2460
    conf->cmdline = cmdline;
2461
    loc_save(&conf->loc);
2462
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2463
}
2464

    
2465
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2466
{
2467
    struct device_config *conf;
2468
    int rc;
2469

    
2470
    QTAILQ_FOREACH(conf, &device_configs, next) {
2471
        if (conf->type != type)
2472
            continue;
2473
        loc_push_restore(&conf->loc);
2474
        rc = func(conf->cmdline);
2475
        loc_pop(&conf->loc);
2476
        if (0 != rc)
2477
            return rc;
2478
    }
2479
    return 0;
2480
}
2481

    
2482
static int serial_parse(const char *devname)
2483
{
2484
    static int index = 0;
2485
    char label[32];
2486

    
2487
    if (strcmp(devname, "none") == 0)
2488
        return 0;
2489
    if (index == MAX_SERIAL_PORTS) {
2490
        fprintf(stderr, "qemu: too many serial ports\n");
2491
        exit(1);
2492
    }
2493
    snprintf(label, sizeof(label), "serial%d", index);
2494
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2495
    if (!serial_hds[index]) {
2496
        fprintf(stderr, "qemu: could not connect serial device"
2497
                " to character backend '%s'\n", devname);
2498
        return -1;
2499
    }
2500
    index++;
2501
    return 0;
2502
}
2503

    
2504
static int parallel_parse(const char *devname)
2505
{
2506
    static int index = 0;
2507
    char label[32];
2508

    
2509
    if (strcmp(devname, "none") == 0)
2510
        return 0;
2511
    if (index == MAX_PARALLEL_PORTS) {
2512
        fprintf(stderr, "qemu: too many parallel ports\n");
2513
        exit(1);
2514
    }
2515
    snprintf(label, sizeof(label), "parallel%d", index);
2516
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2517
    if (!parallel_hds[index]) {
2518
        fprintf(stderr, "qemu: could not connect parallel device"
2519
                " to character backend '%s'\n", devname);
2520
        return -1;
2521
    }
2522
    index++;
2523
    return 0;
2524
}
2525

    
2526
static int virtcon_parse(const char *devname)
2527
{
2528
    QemuOptsList *device = qemu_find_opts("device");
2529
    static int index = 0;
2530
    char label[32];
2531
    QemuOpts *bus_opts, *dev_opts;
2532

    
2533
    if (strcmp(devname, "none") == 0)
2534
        return 0;
2535
    if (index == MAX_VIRTIO_CONSOLES) {
2536
        fprintf(stderr, "qemu: too many virtio consoles\n");
2537
        exit(1);
2538
    }
2539

    
2540
    bus_opts = qemu_opts_create_nofail(device);
2541
    if (arch_type == QEMU_ARCH_S390X) {
2542
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2543
    } else {
2544
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2545
    }
2546

    
2547
    dev_opts = qemu_opts_create_nofail(device);
2548
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2549

    
2550
    snprintf(label, sizeof(label), "virtcon%d", index);
2551
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2552
    if (!virtcon_hds[index]) {
2553
        fprintf(stderr, "qemu: could not connect virtio console"
2554
                " to character backend '%s'\n", devname);
2555
        return -1;
2556
    }
2557
    qemu_opt_set(dev_opts, "chardev", label);
2558

    
2559
    index++;
2560
    return 0;
2561
}
2562

    
2563
static int sclp_parse(const char *devname)
2564
{
2565
    QemuOptsList *device = qemu_find_opts("device");
2566
    static int index = 0;
2567
    char label[32];
2568
    QemuOpts *dev_opts;
2569

    
2570
    if (strcmp(devname, "none") == 0) {
2571
        return 0;
2572
    }
2573
    if (index == MAX_SCLP_CONSOLES) {
2574
        fprintf(stderr, "qemu: too many sclp consoles\n");
2575
        exit(1);
2576
    }
2577

    
2578
    assert(arch_type == QEMU_ARCH_S390X);
2579

    
2580
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2581
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2582

    
2583
    snprintf(label, sizeof(label), "sclpcon%d", index);
2584
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2585
    if (!sclp_hds[index]) {
2586
        fprintf(stderr, "qemu: could not connect sclp console"
2587
                " to character backend '%s'\n", devname);
2588
        return -1;
2589
    }
2590
    qemu_opt_set(dev_opts, "chardev", label);
2591

    
2592
    index++;
2593
    return 0;
2594
}
2595

    
2596
static int debugcon_parse(const char *devname)
2597
{
2598
    QemuOpts *opts;
2599

    
2600
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2601
        exit(1);
2602
    }
2603
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2604
    if (!opts) {
2605
        fprintf(stderr, "qemu: already have a debugcon device\n");
2606
        exit(1);
2607
    }
2608
    qemu_opt_set(opts, "driver", "isa-debugcon");
2609
    qemu_opt_set(opts, "chardev", "debugcon");
2610
    return 0;
2611
}
2612

    
2613
static QEMUMachine *machine_parse(const char *name)
2614
{
2615
    QEMUMachine *m, *machine = NULL;
2616

    
2617
    if (name) {
2618
        machine = find_machine(name);
2619
    }
2620
    if (machine) {
2621
        return machine;
2622
    }
2623
    printf("Supported machines are:\n");
2624
    for (m = first_machine; m != NULL; m = m->next) {
2625
        if (m->alias) {
2626
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2627
        }
2628
        printf("%-20s %s%s\n", m->name, m->desc,
2629
               m->is_default ? " (default)" : "");
2630
    }
2631
    exit(!name || !is_help_option(name));
2632
}
2633

    
2634
static int tcg_init(void)
2635
{
2636
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2637
    return 0;
2638
}
2639

    
2640
static struct {
2641
    const char *opt_name;
2642
    const char *name;
2643
    int (*available)(void);
2644
    int (*init)(void);
2645
    bool *allowed;
2646
} accel_list[] = {
2647
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2648
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2649
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2650
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2651
};
2652

    
2653
static int configure_accelerator(void)
2654
{
2655
    const char *p = NULL;
2656
    char buf[10];
2657
    int i, ret;
2658
    bool accel_initialised = false;
2659
    bool init_failed = false;
2660

    
2661
    QemuOptsList *list = qemu_find_opts("machine");
2662
    if (!QTAILQ_EMPTY(&list->head)) {
2663
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2664
    }
2665

    
2666
    if (p == NULL) {
2667
        /* Use the default "accelerator", tcg */
2668
        p = "tcg";
2669
    }
2670

    
2671
    while (!accel_initialised && *p != '\0') {
2672
        if (*p == ':') {
2673
            p++;
2674
        }
2675
        p = get_opt_name(buf, sizeof (buf), p, ':');
2676
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2677
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2678
                if (!accel_list[i].available()) {
2679
                    printf("%s not supported for this target\n",
2680
                           accel_list[i].name);
2681
                    continue;
2682
                }
2683
                *(accel_list[i].allowed) = true;
2684
                ret = accel_list[i].init();
2685
                if (ret < 0) {
2686
                    init_failed = true;
2687
                    fprintf(stderr, "failed to initialize %s: %s\n",
2688
                            accel_list[i].name,
2689
                            strerror(-ret));
2690
                    *(accel_list[i].allowed) = false;
2691
                } else {
2692
                    accel_initialised = true;
2693
                }
2694
                break;
2695
            }
2696
        }
2697
        if (i == ARRAY_SIZE(accel_list)) {
2698
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2699
        }
2700
    }
2701

    
2702
    if (!accel_initialised) {
2703
        if (!init_failed) {
2704
            fprintf(stderr, "No accelerator found!\n");
2705
        }
2706
        exit(1);
2707
    }
2708

    
2709
    if (init_failed) {
2710
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2711
    }
2712

    
2713
    return !accel_initialised;
2714
}
2715

    
2716
void qemu_add_exit_notifier(Notifier *notify)
2717
{
2718
    notifier_list_add(&exit_notifiers, notify);
2719
}
2720

    
2721
void qemu_remove_exit_notifier(Notifier *notify)
2722
{
2723
    notifier_remove(notify);
2724
}
2725

    
2726
static void qemu_run_exit_notifiers(void)
2727
{
2728
    notifier_list_notify(&exit_notifiers, NULL);
2729
}
2730

    
2731
void qemu_add_machine_init_done_notifier(Notifier *notify)
2732
{
2733
    notifier_list_add(&machine_init_done_notifiers, notify);
2734
}
2735

    
2736
static void qemu_run_machine_init_done_notifiers(void)
2737
{
2738
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2739
}
2740

    
2741
static const QEMUOption *lookup_opt(int argc, char **argv,
2742
                                    const char **poptarg, int *poptind)
2743
{
2744
    const QEMUOption *popt;
2745
    int optind = *poptind;
2746
    char *r = argv[optind];
2747
    const char *optarg;
2748

    
2749
    loc_set_cmdline(argv, optind, 1);
2750
    optind++;
2751
    /* Treat --foo the same as -foo.  */
2752
    if (r[1] == '-')
2753
        r++;
2754
    popt = qemu_options;
2755
    for(;;) {
2756
        if (!popt->name) {
2757
            error_report("invalid option");
2758
            exit(1);
2759
        }
2760
        if (!strcmp(popt->name, r + 1))
2761
            break;
2762
        popt++;
2763
    }
2764
    if (popt->flags & HAS_ARG) {
2765
        if (optind >= argc) {
2766
            error_report("requires an argument");
2767
            exit(1);
2768
        }
2769
        optarg = argv[optind++];
2770
        loc_set_cmdline(argv, optind - 2, 2);
2771
    } else {
2772
        optarg = NULL;
2773
    }
2774

    
2775
    *poptarg = optarg;
2776
    *poptind = optind;
2777

    
2778
    return popt;
2779
}
2780

    
2781
static gpointer malloc_and_trace(gsize n_bytes)
2782
{
2783
    void *ptr = malloc(n_bytes);
2784
    trace_g_malloc(n_bytes, ptr);
2785
    return ptr;
2786
}
2787

    
2788
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2789
{
2790
    void *ptr = realloc(mem, n_bytes);
2791
    trace_g_realloc(mem, n_bytes, ptr);
2792
    return ptr;
2793
}
2794

    
2795
static void free_and_trace(gpointer mem)
2796
{
2797
    trace_g_free(mem);
2798
    free(mem);
2799
}
2800

    
2801
static int object_set_property(const char *name, const char *value, void *opaque)
2802
{
2803
    Object *obj = OBJECT(opaque);
2804
    StringInputVisitor *siv;
2805
    Error *local_err = NULL;
2806

    
2807
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2808
        return 0;
2809
    }
2810

    
2811
    siv = string_input_visitor_new(value);
2812
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2813
    string_input_visitor_cleanup(siv);
2814

    
2815
    if (local_err) {
2816
        qerror_report_err(local_err);
2817
        error_free(local_err);
2818
        return -1;
2819
    }
2820

    
2821
    return 0;
2822
}
2823

    
2824
static int object_create(QemuOpts *opts, void *opaque)
2825
{
2826
    const char *type = qemu_opt_get(opts, "qom-type");
2827
    const char *id = qemu_opts_id(opts);
2828
    Object *obj;
2829

    
2830
    g_assert(type != NULL);
2831

    
2832
    if (id == NULL) {
2833
        qerror_report(QERR_MISSING_PARAMETER, "id");
2834
        return -1;
2835
    }
2836

    
2837
    obj = object_new(type);
2838
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2839
        return -1;
2840
    }
2841

    
2842
    object_property_add_child(container_get(object_get_root(), "/objects"),
2843
                              id, obj, NULL);
2844

    
2845
    return 0;
2846
}
2847

    
2848
int main(int argc, char **argv, char **envp)
2849
{
2850
    int i;
2851
    int snapshot, linux_boot;
2852
    const char *icount_option = NULL;
2853
    const char *initrd_filename;
2854
    const char *kernel_filename, *kernel_cmdline;
2855
    char boot_devices[33] = "";
2856
    DisplayState *ds;
2857
    int cyls, heads, secs, translation;
2858
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2859
    QemuOptsList *olist;
2860
    int optind;
2861
    const char *optarg;
2862
    const char *loadvm = NULL;
2863
    QEMUMachine *machine;
2864
    const char *cpu_model;
2865
    const char *vga_model = "none";
2866
    const char *pid_file = NULL;
2867
    const char *incoming = NULL;
2868
#ifdef CONFIG_VNC
2869
    int show_vnc_port = 0;
2870
#endif
2871
    bool defconfig = true;
2872
    bool userconfig = true;
2873
    const char *log_mask = NULL;
2874
    const char *log_file = NULL;
2875
    GMemVTable mem_trace = {
2876
        .malloc = malloc_and_trace,
2877
        .realloc = realloc_and_trace,
2878
        .free = free_and_trace,
2879
    };
2880
    const char *trace_events = NULL;
2881
    const char *trace_file = NULL;
2882

    
2883
    atexit(qemu_run_exit_notifiers);
2884
    error_set_progname(argv[0]);
2885

    
2886
    g_mem_set_vtable(&mem_trace);
2887
    if (!g_thread_supported()) {
2888
#if !GLIB_CHECK_VERSION(2, 31, 0)
2889
        g_thread_init(NULL);
2890
#else
2891
        fprintf(stderr, "glib threading failed to initialize.\n");
2892
        exit(1);
2893
#endif
2894
    }
2895

    
2896
    module_call_init(MODULE_INIT_QOM);
2897

    
2898
    qemu_add_opts(&qemu_drive_opts);
2899
    qemu_add_opts(&qemu_chardev_opts);
2900
    qemu_add_opts(&qemu_device_opts);
2901
    qemu_add_opts(&qemu_netdev_opts);
2902
    qemu_add_opts(&qemu_net_opts);
2903
    qemu_add_opts(&qemu_rtc_opts);
2904
    qemu_add_opts(&qemu_global_opts);
2905
    qemu_add_opts(&qemu_mon_opts);
2906
    qemu_add_opts(&qemu_trace_opts);
2907
    qemu_add_opts(&qemu_option_rom_opts);
2908
    qemu_add_opts(&qemu_machine_opts);
2909
    qemu_add_opts(&qemu_boot_opts);
2910
    qemu_add_opts(&qemu_sandbox_opts);
2911
    qemu_add_opts(&qemu_add_fd_opts);
2912
    qemu_add_opts(&qemu_object_opts);
2913
    qemu_add_opts(&qemu_tpmdev_opts);
2914

    
2915
    runstate_init();
2916

    
2917
    init_clocks();
2918
    rtc_clock = host_clock;
2919

    
2920
    qemu_cache_utils_init(envp);
2921

    
2922
    QLIST_INIT (&vm_change_state_head);
2923
    os_setup_early_signal_handling();
2924

    
2925
    module_call_init(MODULE_INIT_MACHINE);
2926
    machine = find_default_machine();
2927
    cpu_model = NULL;
2928
    ram_size = 0;
2929
    snapshot = 0;
2930
    cyls = heads = secs = 0;
2931
    translation = BIOS_ATA_TRANSLATION_AUTO;
2932

    
2933
    for (i = 0; i < MAX_NODES; i++) {
2934
        node_mem[i] = 0;
2935
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2936
    }
2937

    
2938
    nb_numa_nodes = 0;
2939
    nb_nics = 0;
2940

    
2941
    bdrv_init_with_whitelist();
2942

    
2943
    autostart= 1;
2944

    
2945
    /* first pass of option parsing */
2946
    optind = 1;
2947
    while (optind < argc) {
2948
        if (argv[optind][0] != '-') {
2949
            /* disk image */
2950
            optind++;
2951
            continue;
2952
        } else {
2953
            const QEMUOption *popt;
2954

    
2955
            popt = lookup_opt(argc, argv, &optarg, &optind);
2956
            switch (popt->index) {
2957
            case QEMU_OPTION_nodefconfig:
2958
                defconfig = false;
2959
                break;
2960
            case QEMU_OPTION_nouserconfig:
2961
                userconfig = false;
2962
                break;
2963
            }
2964
        }
2965
    }
2966

    
2967
    if (defconfig) {
2968
        int ret;
2969
        ret = qemu_read_default_config_files(userconfig);
2970
        if (ret < 0) {
2971
            exit(1);
2972
        }
2973
    }
2974

    
2975
    /* second pass of option parsing */
2976
    optind = 1;
2977
    for(;;) {
2978
        if (optind >= argc)
2979
            break;
2980
        if (argv[optind][0] != '-') {
2981
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2982
        } else {
2983
            const QEMUOption *popt;
2984

    
2985
            popt = lookup_opt(argc, argv, &optarg, &optind);
2986
            if (!(popt->arch_mask & arch_type)) {
2987
                printf("Option %s not supported for this target\n", popt->name);
2988
                exit(1);
2989
            }
2990
            switch(popt->index) {
2991
            case QEMU_OPTION_M:
2992
                machine = machine_parse(optarg);
2993
                break;
2994
            case QEMU_OPTION_no_kvm_irqchip: {
2995
                olist = qemu_find_opts("machine");
2996
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2997
                break;
2998
            }
2999
            case QEMU_OPTION_cpu:
3000
                /* hw initialization will check this */
3001
                cpu_model = optarg;
3002
                break;
3003
            case QEMU_OPTION_hda:
3004
                {
3005
                    char buf[256];
3006
                    if (cyls == 0)
3007
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
3008
                    else
3009
                        snprintf(buf, sizeof(buf),
3010
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
3011
                                 HD_OPTS , cyls, heads, secs,
3012
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
3013
                                 ",trans=lba" :
3014
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
3015
                                 ",trans=none" : "");
3016
                    drive_add(IF_DEFAULT, 0, optarg, buf);
3017
                    break;
3018
                }
3019
            case QEMU_OPTION_hdb:
3020
            case QEMU_OPTION_hdc:
3021
            case QEMU_OPTION_hdd:
3022
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3023
                          HD_OPTS);
3024
                break;
3025
            case QEMU_OPTION_drive:
3026
                if (drive_def(optarg) == NULL) {
3027
                    exit(1);
3028
                }
3029
                break;
3030
            case QEMU_OPTION_set:
3031
                if (qemu_set_option(optarg) != 0)
3032
                    exit(1);
3033
                break;
3034
            case QEMU_OPTION_global:
3035
                if (qemu_global_option(optarg) != 0)
3036
                    exit(1);
3037
                break;
3038
            case QEMU_OPTION_mtdblock:
3039
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3040
                break;
3041
            case QEMU_OPTION_sd:
3042
                drive_add(IF_SD, -1, optarg, SD_OPTS);
3043
                break;
3044
            case QEMU_OPTION_pflash:
3045
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3046
                break;
3047
            case QEMU_OPTION_snapshot:
3048
                snapshot = 1;
3049
                break;
3050
            case QEMU_OPTION_hdachs:
3051
                {
3052
                    const char *p;
3053
                    p = optarg;
3054
                    cyls = strtol(p, (char **)&p, 0);
3055
                    if (cyls < 1 || cyls > 16383)
3056
                        goto chs_fail;
3057
                    if (*p != ',')
3058
                        goto chs_fail;
3059
                    p++;
3060
                    heads = strtol(p, (char **)&p, 0);
3061
                    if (heads < 1 || heads > 16)
3062
                        goto chs_fail;
3063
                    if (*p != ',')
3064
                        goto chs_fail;
3065
                    p++;
3066
                    secs = strtol(p, (char **)&p, 0);
3067
                    if (secs < 1 || secs > 63)
3068
                        goto chs_fail;
3069
                    if (*p == ',') {
3070
                        p++;
3071
                        if (!strcmp(p, "none"))
3072
                            translation = BIOS_ATA_TRANSLATION_NONE;
3073
                        else if (!strcmp(p, "lba"))
3074
                            translation = BIOS_ATA_TRANSLATION_LBA;
3075
                        else if (!strcmp(p, "auto"))
3076
                            translation = BIOS_ATA_TRANSLATION_AUTO;
3077
                        else
3078
                            goto chs_fail;
3079
                    } else if (*p != '\0') {
3080
                    chs_fail:
3081
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
3082
                        exit(1);
3083
                    }
3084
                    if (hda_opts != NULL) {
3085
                        char num[16];
3086
                        snprintf(num, sizeof(num), "%d", cyls);
3087
                        qemu_opt_set(hda_opts, "cyls", num);
3088
                        snprintf(num, sizeof(num), "%d", heads);
3089
                        qemu_opt_set(hda_opts, "heads", num);
3090
                        snprintf(num, sizeof(num), "%d", secs);
3091
                        qemu_opt_set(hda_opts, "secs", num);
3092
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
3093
                            qemu_opt_set(hda_opts, "trans", "lba");
3094
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
3095
                            qemu_opt_set(hda_opts, "trans", "none");
3096
                    }
3097
                }
3098
                break;
3099
            case QEMU_OPTION_numa:
3100
                numa_add(optarg);
3101
                break;
3102
            case QEMU_OPTION_display:
3103
                display_type = select_display(optarg);
3104
                break;
3105
            case QEMU_OPTION_nographic:
3106
                display_type = DT_NOGRAPHIC;
3107
                break;
3108
            case QEMU_OPTION_curses:
3109
#ifdef CONFIG_CURSES
3110
                display_type = DT_CURSES;
3111
#else
3112
                fprintf(stderr, "Curses support is disabled\n");
3113
                exit(1);
3114
#endif
3115
                break;
3116
            case QEMU_OPTION_portrait:
3117
                graphic_rotate = 90;
3118
                break;
3119
            case QEMU_OPTION_rotate:
3120
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3121
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3122
                    graphic_rotate != 180 && graphic_rotate != 270) {
3123
                    fprintf(stderr,
3124
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3125
                    exit(1);
3126
                }
3127
                break;
3128
            case QEMU_OPTION_kernel:
3129
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3130
                break;
3131
            case QEMU_OPTION_initrd:
3132
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3133
                break;
3134
            case QEMU_OPTION_append:
3135
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3136
                break;
3137
            case QEMU_OPTION_dtb:
3138
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3139
                break;
3140
            case QEMU_OPTION_cdrom:
3141
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3142
                break;
3143
            case QEMU_OPTION_boot:
3144
                {
3145
                    static const char * const params[] = {
3146
                        "order", "once", "menu",
3147
                        "splash", "splash-time",
3148
                        "reboot-timeout", "strict", NULL
3149
                    };
3150
                    char buf[sizeof(boot_devices)];
3151
                    char *standard_boot_devices;
3152
                    int legacy = 0;
3153

    
3154
                    if (!strchr(optarg, '=')) {
3155
                        legacy = 1;
3156
                        pstrcpy(buf, sizeof(buf), optarg);
3157
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3158
                        fprintf(stderr,
3159
                                "qemu: unknown boot parameter '%s' in '%s'\n",
3160
                                buf, optarg);
3161
                        exit(1);
3162
                    }
3163

    
3164
                    if (legacy ||
3165
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
3166
                        validate_bootdevices(buf);
3167
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
3168
                    }
3169
                    if (!legacy) {
3170
                        if (get_param_value(buf, sizeof(buf),
3171
                                            "once", optarg)) {
3172
                            validate_bootdevices(buf);
3173
                            standard_boot_devices = g_strdup(boot_devices);
3174
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
3175
                            qemu_register_reset(restore_boot_devices,
3176
                                                standard_boot_devices);
3177
                        }
3178
                        if (get_param_value(buf, sizeof(buf),
3179
                                            "menu", optarg)) {
3180
                            if (!strcmp(buf, "on")) {
3181
                                boot_menu = 1;
3182
                            } else if (!strcmp(buf, "off")) {
3183
                                boot_menu = 0;
3184
                            } else {
3185
                                fprintf(stderr,
3186
                                        "qemu: invalid option value '%s'\n",
3187
                                        buf);
3188
                                exit(1);
3189
                            }
3190
                        }
3191
                        if (get_param_value(buf, sizeof(buf),
3192
                                            "strict", optarg)) {
3193
                            if (!strcmp(buf, "on")) {
3194
                                boot_strict = true;
3195
                            } else if (!strcmp(buf, "off")) {
3196
                                boot_strict = false;
3197
                            } else {
3198
                                fprintf(stderr,
3199
                                        "qemu: invalid option value '%s'\n",
3200
                                        buf);
3201
                                exit(1);
3202
                            }
3203
                        }
3204
                        if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3205
                                             optarg, 0)) {
3206
                            exit(1);
3207
                        }
3208
                    }
3209
                }
3210
                break;
3211
            case QEMU_OPTION_fda:
3212
            case QEMU_OPTION_fdb:
3213
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3214
                          optarg, FD_OPTS);
3215
                break;
3216
            case QEMU_OPTION_no_fd_bootchk:
3217
                fd_bootchk = 0;
3218
                break;
3219
            case QEMU_OPTION_netdev:
3220
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3221
                    exit(1);
3222
                }
3223
                break;
3224
            case QEMU_OPTION_net:
3225
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3226
                    exit(1);
3227
                }
3228
                break;
3229
#ifdef CONFIG_LIBISCSI
3230
            case QEMU_OPTION_iscsi:
3231
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3232
                if (!opts) {
3233
                    exit(1);
3234
                }
3235
                break;
3236
#endif
3237
#ifdef CONFIG_SLIRP
3238
            case QEMU_OPTION_tftp:
3239
                legacy_tftp_prefix = optarg;
3240
                break;
3241
            case QEMU_OPTION_bootp:
3242
                legacy_bootp_filename = optarg;
3243
                break;
3244
            case QEMU_OPTION_redir:
3245
                if (net_slirp_redir(optarg) < 0)
3246
                    exit(1);
3247
                break;
3248
#endif
3249
            case QEMU_OPTION_bt:
3250
                add_device_config(DEV_BT, optarg);
3251
                break;
3252
            case QEMU_OPTION_audio_help:
3253
                if (!(audio_available())) {
3254
                    printf("Option %s not supported for this target\n", popt->name);
3255
                    exit(1);
3256
                }
3257
                AUD_help ();
3258
                exit (0);
3259
                break;
3260
            case QEMU_OPTION_soundhw:
3261
                if (!(audio_available())) {
3262
                    printf("Option %s not supported for this target\n", popt->name);
3263
                    exit(1);
3264
                }
3265
                select_soundhw (optarg);
3266
                break;
3267
            case QEMU_OPTION_h:
3268
                help(0);
3269
                break;
3270
            case QEMU_OPTION_version:
3271
                version();
3272
                exit(0);
3273
                break;
3274
            case QEMU_OPTION_m: {
3275
                int64_t value;
3276
                uint64_t sz;
3277
                char *end;
3278

    
3279
                value = strtosz(optarg, &end);
3280
                if (value < 0 || *end) {
3281
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3282
                    exit(1);
3283
                }
3284
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3285
                ram_size = sz;
3286
                if (ram_size != sz) {
3287
                    fprintf(stderr, "qemu: ram size too large\n");
3288
                    exit(1);
3289
                }
3290
                break;
3291
            }
3292
#ifdef CONFIG_TPM
3293
            case QEMU_OPTION_tpmdev:
3294
                if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3295
                    exit(1);
3296
                }
3297
                break;
3298
#endif
3299
            case QEMU_OPTION_mempath:
3300
                mem_path = optarg;
3301
                break;
3302
#ifdef MAP_POPULATE
3303
            case QEMU_OPTION_mem_prealloc:
3304
                mem_prealloc = 1;
3305
                break;
3306
#endif
3307
            case QEMU_OPTION_d:
3308
                log_mask = optarg;
3309
                break;
3310
            case QEMU_OPTION_D:
3311
                log_file = optarg;
3312
                break;
3313
            case QEMU_OPTION_s:
3314
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3315
                break;
3316
            case QEMU_OPTION_gdb:
3317
                add_device_config(DEV_GDB, optarg);
3318
                break;
3319
            case QEMU_OPTION_L:
3320
                if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3321
                    data_dir[data_dir_idx++] = optarg;
3322
                }
3323
                break;
3324
            case QEMU_OPTION_bios:
3325
                bios_name = optarg;
3326
                break;
3327
            case QEMU_OPTION_singlestep:
3328
                singlestep = 1;
3329
                break;
3330
            case QEMU_OPTION_S:
3331
                autostart = 0;
3332
                break;
3333
            case QEMU_OPTION_k:
3334
                keyboard_layout = optarg;
3335
                break;
3336
            case QEMU_OPTION_localtime:
3337
                rtc_utc = 0;
3338
                break;
3339
            case QEMU_OPTION_vga:
3340
                vga_model = optarg;
3341
                default_vga = 0;
3342
                break;
3343
            case QEMU_OPTION_g:
3344
                {
3345
                    const char *p;
3346
                    int w, h, depth;
3347
                    p = optarg;
3348
                    w = strtol(p, (char **)&p, 10);
3349
                    if (w <= 0) {
3350
                    graphic_error:
3351
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3352
                        exit(1);
3353
                    }
3354
                    if (*p != 'x')
3355
                        goto graphic_error;
3356
                    p++;
3357
                    h = strtol(p, (char **)&p, 10);
3358
                    if (h <= 0)
3359
                        goto graphic_error;
3360
                    if (*p == 'x') {
3361
                        p++;
3362
                        depth = strtol(p, (char **)&p, 10);
3363
                        if (depth != 8 && depth != 15 && depth != 16 &&
3364
                            depth != 24 && depth != 32)
3365
                            goto graphic_error;
3366
                    } else if (*p == '\0') {
3367
                        depth = graphic_depth;
3368
                    } else {
3369
                        goto graphic_error;
3370
                    }
3371

    
3372
                    graphic_width = w;
3373
                    graphic_height = h;
3374
                    graphic_depth = depth;
3375
                }
3376
                break;
3377
            case QEMU_OPTION_echr:
3378
                {
3379
                    char *r;
3380
                    term_escape_char = strtol(optarg, &r, 0);
3381
                    if (r == optarg)
3382
                        printf("Bad argument to echr\n");
3383
                    break;
3384
                }
3385
            case QEMU_OPTION_monitor:
3386
                monitor_parse(optarg, "readline");
3387
                default_monitor = 0;
3388
                break;
3389
            case QEMU_OPTION_qmp:
3390
                monitor_parse(optarg, "control");
3391
                default_monitor = 0;
3392
                break;
3393
            case QEMU_OPTION_mon:
3394
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3395
                if (!opts) {
3396
                    exit(1);
3397
                }
3398
                default_monitor = 0;
3399
                break;
3400
            case QEMU_OPTION_chardev:
3401
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3402
                if (!opts) {
3403
                    exit(1);
3404
                }
3405
                break;
3406
            case QEMU_OPTION_fsdev:
3407
                olist = qemu_find_opts("fsdev");
3408
                if (!olist) {
3409
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3410
                    exit(1);
3411
                }
3412
                opts = qemu_opts_parse(olist, optarg, 1);
3413
                if (!opts) {
3414
                    exit(1);
3415
                }
3416
                break;
3417
            case QEMU_OPTION_virtfs: {
3418
                QemuOpts *fsdev;
3419
                QemuOpts *device;
3420
                const char *writeout, *sock_fd, *socket;
3421

    
3422
                olist = qemu_find_opts("virtfs");
3423
                if (!olist) {
3424
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3425
                    exit(1);
3426
                }
3427
                opts = qemu_opts_parse(olist, optarg, 1);
3428
                if (!opts) {
3429
                    exit(1);
3430
                }
3431

    
3432
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3433
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3434
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3435
                    exit(1);
3436
                }
3437
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3438
                                         qemu_opt_get(opts, "mount_tag"),
3439
                                         1, NULL);
3440
                if (!fsdev) {
3441
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3442
                            qemu_opt_get(opts, "mount_tag"));
3443
                    exit(1);
3444
                }
3445

    
3446
                writeout = qemu_opt_get(opts, "writeout");
3447
                if (writeout) {
3448
#ifdef CONFIG_SYNC_FILE_RANGE
3449
                    qemu_opt_set(fsdev, "writeout", writeout);
3450
#else
3451
                    fprintf(stderr, "writeout=immediate not supported on "
3452
                            "this platform\n");
3453
                    exit(1);
3454
#endif
3455
                }
3456
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3457
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3458
                qemu_opt_set(fsdev, "security_model",
3459
                             qemu_opt_get(opts, "security_model"));
3460
                socket = qemu_opt_get(opts, "socket");
3461
                if (socket) {
3462
                    qemu_opt_set(fsdev, "socket", socket);
3463
                }
3464
                sock_fd = qemu_opt_get(opts, "sock_fd");
3465
                if (sock_fd) {
3466
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3467
                }
3468

    
3469
                qemu_opt_set_bool(fsdev, "readonly",
3470
                                qemu_opt_get_bool(opts, "readonly", 0));
3471
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3472
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3473
                qemu_opt_set(device, "fsdev",
3474
                             qemu_opt_get(opts, "mount_tag"));
3475
                qemu_opt_set(device, "mount_tag",
3476
                             qemu_opt_get(opts, "mount_tag"));
3477
                break;
3478
            }
3479
            case QEMU_OPTION_virtfs_synth: {
3480
                QemuOpts *fsdev;
3481
                QemuOpts *device;
3482

    
3483
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3484
                                         1, NULL);
3485
                if (!fsdev) {
3486
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3487
                    exit(1);
3488
                }
3489
                qemu_opt_set(fsdev, "fsdriver", "synth");
3490

    
3491
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3492
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3493
                qemu_opt_set(device, "fsdev", "v_synth");
3494
                qemu_opt_set(device, "mount_tag", "v_synth");
3495
                break;
3496
            }
3497
            case QEMU_OPTION_serial:
3498
                add_device_config(DEV_SERIAL, optarg);
3499
                default_serial = 0;
3500
                if (strncmp(optarg, "mon:", 4) == 0) {
3501
                    default_monitor = 0;
3502
                }
3503
                break;
3504
            case QEMU_OPTION_watchdog:
3505
                if (watchdog) {
3506
                    fprintf(stderr,
3507
                            "qemu: only one watchdog option may be given\n");
3508
                    return 1;
3509
                }
3510
                watchdog = optarg;
3511
                break;
3512
            case QEMU_OPTION_watchdog_action:
3513
                if (select_watchdog_action(optarg) == -1) {
3514
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3515
                    exit(1);
3516
                }
3517
                break;
3518
            case QEMU_OPTION_virtiocon:
3519
                add_device_config(DEV_VIRTCON, optarg);
3520
                default_virtcon = 0;
3521
                if (strncmp(optarg, "mon:", 4) == 0) {
3522
                    default_monitor = 0;
3523
                }
3524
                break;
3525
            case QEMU_OPTION_parallel:
3526
                add_device_config(DEV_PARALLEL, optarg);
3527
                default_parallel = 0;
3528
                if (strncmp(optarg, "mon:", 4) == 0) {
3529
                    default_monitor = 0;
3530
                }
3531
                break;
3532
            case QEMU_OPTION_debugcon:
3533
                add_device_config(DEV_DEBUGCON, optarg);
3534
                break;
3535
            case QEMU_OPTION_loadvm:
3536
                loadvm = optarg;
3537
                break;
3538
            case QEMU_OPTION_full_screen:
3539
                full_screen = 1;
3540
                break;
3541
#ifdef CONFIG_SDL
3542
            case QEMU_OPTION_no_frame:
3543
                no_frame = 1;
3544
                break;
3545
            case QEMU_OPTION_alt_grab:
3546
                alt_grab = 1;
3547
                break;
3548
            case QEMU_OPTION_ctrl_grab:
3549
                ctrl_grab = 1;
3550
                break;
3551
            case QEMU_OPTION_no_quit:
3552
                no_quit = 1;
3553
                break;
3554
            case QEMU_OPTION_sdl:
3555
                display_type = DT_SDL;
3556
                break;
3557
#else
3558
            case QEMU_OPTION_no_frame:
3559
            case QEMU_OPTION_alt_grab:
3560
            case QEMU_OPTION_ctrl_grab:
3561
            case QEMU_OPTION_no_quit:
3562
            case QEMU_OPTION_sdl:
3563
                fprintf(stderr, "SDL support is disabled\n");
3564
                exit(1);
3565
#endif
3566
            case QEMU_OPTION_pidfile:
3567
                pid_file = optarg;
3568
                break;
3569
            case QEMU_OPTION_win2k_hack:
3570
                win2k_install_hack = 1;
3571
                break;
3572
            case QEMU_OPTION_rtc_td_hack: {
3573
                static GlobalProperty slew_lost_ticks[] = {
3574
                    {
3575
                        .driver   = "mc146818rtc",
3576
                        .property = "lost_tick_policy",
3577
                        .value    = "slew",
3578
                    },
3579
                    { /* end of list */ }
3580
                };
3581

    
3582
                qdev_prop_register_global_list(slew_lost_ticks);
3583
                break;
3584
            }
3585
            case QEMU_OPTION_acpitable:
3586
                opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3587
                g_assert(opts != NULL);
3588
                do_acpitable_option(opts);
3589
                break;
3590
            case QEMU_OPTION_smbios:
3591
                do_smbios_option(optarg);
3592
                break;
3593
            case QEMU_OPTION_enable_kvm:
3594
                olist = qemu_find_opts("machine");
3595
                qemu_opts_parse(olist, "accel=kvm", 0);
3596
                break;
3597
            case QEMU_OPTION_machine:
3598
                olist = qemu_find_opts("machine");
3599
                opts = qemu_opts_parse(olist, optarg, 1);
3600
                if (!opts) {
3601
                    exit(1);
3602
                }
3603
                optarg = qemu_opt_get(opts, "type");
3604
                if (optarg) {
3605
                    machine = machine_parse(optarg);
3606
                }
3607
                break;
3608
             case QEMU_OPTION_no_kvm:
3609
                olist = qemu_find_opts("machine");
3610
                qemu_opts_parse(olist, "accel=tcg", 0);
3611
                break;
3612
            case QEMU_OPTION_no_kvm_pit: {
3613
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3614
                                "separately.\n");
3615
                break;
3616
            }
3617
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3618
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3619
                    {
3620
                        .driver   = "kvm-pit",
3621
                        .property = "lost_tick_policy",
3622
                        .value    = "discard",
3623
                    },
3624
                    { /* end of list */ }
3625
                };
3626

    
3627
                fprintf(stderr, "Warning: option deprecated, use "
3628
                        "lost_tick_policy property of kvm-pit instead.\n");
3629
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3630
                break;
3631
            }
3632
            case QEMU_OPTION_usb:
3633
                olist = qemu_find_opts("machine");
3634
                qemu_opts_parse(olist, "usb=on", 0);
3635
                break;
3636
            case QEMU_OPTION_usbdevice:
3637
                olist = qemu_find_opts("machine");
3638
                qemu_opts_parse(olist, "usb=on", 0);
3639
                add_device_config(DEV_USB, optarg);
3640
                break;
3641
            case QEMU_OPTION_device:
3642
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3643
                    exit(1);
3644
                }
3645
                break;
3646
            case QEMU_OPTION_smp:
3647
                smp_parse(optarg);
3648
                if (smp_cpus < 1) {
3649
                    fprintf(stderr, "Invalid number of CPUs\n");
3650
                    exit(1);
3651
                }
3652
                if (max_cpus < smp_cpus) {
3653
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3654
                            "smp\n");
3655
                    exit(1);
3656
                }
3657
                if (max_cpus > 255) {
3658
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3659
                    exit(1);
3660
                }
3661
                break;
3662
            case QEMU_OPTION_vnc:
3663
#ifdef CONFIG_VNC
3664
                display_remote++;
3665
                vnc_display = optarg;
3666
#else
3667
                fprintf(stderr, "VNC support is disabled\n");
3668
                exit(1);
3669
#endif
3670
                break;
3671
            case QEMU_OPTION_no_acpi:
3672
                acpi_enabled = 0;
3673
                break;
3674
            case QEMU_OPTION_no_hpet:
3675
                no_hpet = 1;
3676
                break;
3677
            case QEMU_OPTION_balloon:
3678
                if (balloon_parse(optarg) < 0) {
3679
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3680
                    exit(1);
3681
                }
3682
                break;
3683
            case QEMU_OPTION_no_reboot:
3684
                no_reboot = 1;
3685
                break;
3686
            case QEMU_OPTION_no_shutdown:
3687
                no_shutdown = 1;
3688
                break;
3689
            case QEMU_OPTION_show_cursor:
3690
                cursor_hide = 0;
3691
                break;
3692
            case QEMU_OPTION_uuid:
3693
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3694
                    fprintf(stderr, "Fail to parse UUID string."
3695
                            " Wrong format.\n");
3696
                    exit(1);
3697
                }
3698
                break;
3699
            case QEMU_OPTION_option_rom:
3700
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3701
                    fprintf(stderr, "Too many option ROMs\n");
3702
                    exit(1);
3703
                }
3704
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3705
                if (!opts) {
3706
                    exit(1);
3707
                }
3708
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3709
                option_rom[nb_option_roms].bootindex =
3710
                    qemu_opt_get_number(opts, "bootindex", -1);
3711
                if (!option_rom[nb_option_roms].name) {
3712
                    fprintf(stderr, "Option ROM file is not specified\n");
3713
                    exit(1);
3714
                }
3715
                nb_option_roms++;
3716
                break;
3717
            case QEMU_OPTION_semihosting:
3718
                semihosting_enabled = 1;
3719
                break;
3720
            case QEMU_OPTION_tdf:
3721
                fprintf(stderr, "Warning: user space PIT time drift fix "
3722
                                "is no longer supported.\n");
3723
                break;
3724
            case QEMU_OPTION_name:
3725
                qemu_name = g_strdup(optarg);
3726
                 {
3727
                     char *p = strchr(qemu_name, ',');
3728
                     if (p != NULL) {
3729
                        *p++ = 0;
3730
                        if (strncmp(p, "process=", 8)) {
3731
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3732
                            exit(1);
3733
                        }
3734
                        p += 8;
3735
                        os_set_proc_name(p);
3736
                     }
3737
                 }
3738
                break;
3739
            case QEMU_OPTION_prom_env:
3740
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3741
                    fprintf(stderr, "Too many prom variables\n");
3742
                    exit(1);
3743
                }
3744
                prom_envs[nb_prom_envs] = optarg;
3745
                nb_prom_envs++;
3746
                break;
3747
            case QEMU_OPTION_old_param:
3748
                old_param = 1;
3749
                break;
3750
            case QEMU_OPTION_clock:
3751
                configure_alarms(optarg);
3752
                break;
3753
            case QEMU_OPTION_startdate:
3754
                configure_rtc_date_offset(optarg, 1);
3755
                break;
3756
            case QEMU_OPTION_rtc:
3757
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3758
                if (!opts) {
3759
                    exit(1);
3760
                }
3761
                configure_rtc(opts);
3762
                break;
3763
            case QEMU_OPTION_tb_size:
3764
                tcg_tb_size = strtol(optarg, NULL, 0);
3765
                if (tcg_tb_size < 0) {
3766
                    tcg_tb_size = 0;
3767
                }
3768
                break;
3769
            case QEMU_OPTION_icount:
3770
                icount_option = optarg;
3771
                break;
3772
            case QEMU_OPTION_incoming:
3773
                incoming = optarg;
3774
                runstate_set(RUN_STATE_INMIGRATE);
3775
                break;
3776
            case QEMU_OPTION_nodefaults:
3777
                default_serial = 0;
3778
                default_parallel = 0;
3779
                default_virtcon = 0;
3780
                default_sclp = 0;
3781
                default_monitor = 0;
3782
                default_net = 0;
3783
                default_floppy = 0;
3784
                default_cdrom = 0;
3785
                default_sdcard = 0;
3786
                default_vga = 0;
3787
                break;
3788
            case QEMU_OPTION_xen_domid:
3789
                if (!(xen_available())) {
3790
                    printf("Option %s not supported for this target\n", popt->name);
3791
                    exit(1);
3792
                }
3793
                xen_domid = atoi(optarg);
3794
                break;
3795
            case QEMU_OPTION_xen_create:
3796
                if (!(xen_available())) {
3797
                    printf("Option %s not supported for this target\n", popt->name);
3798
                    exit(1);
3799
                }
3800
                xen_mode = XEN_CREATE;
3801
                break;
3802
            case QEMU_OPTION_xen_attach:
3803
                if (!(xen_available())) {
3804
                    printf("Option %s not supported for this target\n", popt->name);
3805
                    exit(1);
3806
                }
3807
                xen_mode = XEN_ATTACH;
3808
                break;
3809
            case QEMU_OPTION_trace:
3810
            {
3811
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3812
                if (!opts) {
3813
                    exit(1);
3814
                }
3815
                trace_events = qemu_opt_get(opts, "events");
3816
                trace_file = qemu_opt_get(opts, "file");
3817
                break;
3818
            }
3819
            case QEMU_OPTION_readconfig:
3820
                {
3821
                    int ret = qemu_read_config_file(optarg);
3822
                    if (ret < 0) {
3823
                        fprintf(stderr, "read config %s: %s\n", optarg,
3824
                            strerror(-ret));
3825
                        exit(1);
3826
                    }
3827
                    break;
3828
                }
3829
            case QEMU_OPTION_spice:
3830
                olist = qemu_find_opts("spice");
3831
                if (!olist) {
3832
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3833
                    exit(1);
3834
                }
3835
                opts = qemu_opts_parse(olist, optarg, 0);
3836
                if (!opts) {
3837
                    exit(1);
3838
                }
3839
                display_remote++;
3840
                break;
3841
            case QEMU_OPTION_writeconfig:
3842
                {
3843
                    FILE *fp;
3844
                    if (strcmp(optarg, "-") == 0) {
3845
                        fp = stdout;
3846
                    } else {
3847
                        fp = fopen(optarg, "w");
3848
                        if (fp == NULL) {
3849
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3850
                            exit(1);
3851
                        }
3852
                    }
3853
                    qemu_config_write(fp);
3854
                    fclose(fp);
3855
                    break;
3856
                }
3857
            case QEMU_OPTION_qtest:
3858
                qtest_chrdev = optarg;
3859
                break;
3860
            case QEMU_OPTION_qtest_log:
3861
                qtest_log = optarg;
3862
                break;
3863
            case QEMU_OPTION_sandbox:
3864
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3865
                if (!opts) {
3866
                    exit(1);
3867
                }
3868
                break;
3869
            case QEMU_OPTION_add_fd:
3870
#ifndef _WIN32
3871
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3872
                if (!opts) {
3873
                    exit(1);
3874
                }
3875
#else
3876
                error_report("File descriptor passing is disabled on this "
3877
                             "platform");
3878
                exit(1);
3879
#endif
3880
                break;
3881
            case QEMU_OPTION_object:
3882
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3883
                if (!opts) {
3884
                    exit(1);
3885
                }
3886
                break;
3887
            default:
3888
                os_parse_cmd_args(popt->index, optarg);
3889
            }
3890
        }
3891
    }
3892
    loc_set_none();
3893

    
3894
    if (qemu_init_main_loop()) {
3895
        fprintf(stderr, "qemu_init_main_loop failed\n");
3896
        exit(1);
3897
    }
3898

    
3899
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3900
        exit(1);
3901
    }
3902

    
3903
#ifndef _WIN32
3904
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3905
        exit(1);
3906
    }
3907

    
3908
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3909
        exit(1);
3910
    }
3911
#endif
3912

    
3913
    if (machine == NULL) {
3914
        fprintf(stderr, "No machine found.\n");
3915
        exit(1);
3916
    }
3917

    
3918
    if (machine->hw_version) {
3919
        qemu_set_version(machine->hw_version);
3920
    }
3921

    
3922
    if (qemu_opts_foreach(qemu_find_opts("object"),
3923
                          object_create, NULL, 0) != 0) {
3924
        exit(1);
3925
    }
3926

    
3927
    /* Init CPU def lists, based on config
3928
     * - Must be called after all the qemu_read_config_file() calls
3929
     * - Must be called before list_cpus()
3930
     * - Must be called before machine->init()
3931
     */
3932
    cpudef_init();
3933

    
3934
    if (cpu_model && is_help_option(cpu_model)) {
3935
        list_cpus(stdout, &fprintf, cpu_model);
3936
        exit(0);
3937
    }
3938

    
3939
    /* Open the logfile at this point, if necessary. We can't open the logfile
3940
     * when encountering either of the logging options (-d or -D) because the
3941
     * other one may be encountered later on the command line, changing the
3942
     * location or level of logging.
3943
     */
3944
    if (log_mask) {
3945
        int mask;
3946
        if (log_file) {
3947
            qemu_set_log_filename(log_file);
3948
        }
3949

    
3950
        mask = qemu_str_to_log_mask(log_mask);
3951
        if (!mask) {
3952
            qemu_print_log_usage(stdout);
3953
            exit(1);
3954
        }
3955
        qemu_set_log(mask);
3956
    }
3957

    
3958
    if (!trace_backend_init(trace_events, trace_file)) {
3959
        exit(1);
3960
    }
3961

    
3962
    /* If no data_dir is specified then try to find it relative to the
3963
       executable path.  */
3964
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3965
        data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3966
        if (data_dir[data_dir_idx] != NULL) {
3967
            data_dir_idx++;
3968
        }
3969
    }
3970
    /* If all else fails use the install path specified when building. */
3971
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3972
        data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3973
    }
3974

    
3975
    /*
3976
     * Default to max_cpus = smp_cpus, in case the user doesn't
3977
     * specify a max_cpus value.
3978
     */
3979
    if (!max_cpus)
3980
        max_cpus = smp_cpus;
3981

    
3982
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3983
    if (smp_cpus > machine->max_cpus) {
3984
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3985
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3986
                machine->max_cpus);
3987
        exit(1);
3988
    }
3989

    
3990
    /*
3991
     * Get the default machine options from the machine if it is not already
3992
     * specified either by the configuration file or by the command line.
3993
     */
3994
    if (machine->default_machine_opts) {
3995
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3996
                               machine->default_machine_opts, 0);
3997
    }
3998

    
3999
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
4000
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
4001

    
4002
    if (machine->no_serial) {
4003
        default_serial = 0;
4004
    }
4005
    if (machine->no_parallel) {
4006
        default_parallel = 0;
4007
    }
4008
    if (!machine->use_virtcon) {
4009
        default_virtcon = 0;
4010
    }
4011
    if (!machine->use_sclp) {
4012
        default_sclp = 0;
4013
    }
4014
    if (machine->no_floppy) {
4015
        default_floppy = 0;
4016
    }
4017
    if (machine->no_cdrom) {
4018
        default_cdrom = 0;
4019
    }
4020
    if (machine->no_sdcard) {
4021
        default_sdcard = 0;
4022
    }
4023

    
4024
    if (is_daemonized()) {
4025
        /* According to documentation and historically, -nographic redirects
4026
         * serial port, parallel port and monitor to stdio, which does not work
4027
         * with -daemonize.  We can redirect these to null instead, but since
4028
         * -nographic is legacy, let's just error out.
4029
         * We disallow -nographic only if all other ports are not redirected
4030
         * explicitly, to not break existing legacy setups which uses
4031
         * -nographic _and_ redirects all ports explicitly - this is valid
4032
         * usage, -nographic is just a no-op in this case.
4033
         */
4034
        if (display_type == DT_NOGRAPHIC
4035
            && (default_parallel || default_serial
4036
                || default_monitor || default_virtcon)) {
4037
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
4038
            exit(1);
4039
        }
4040
#ifdef CONFIG_CURSES
4041
        if (display_type == DT_CURSES) {
4042
            fprintf(stderr, "curses display can not be used with -daemonize\n");
4043
            exit(1);
4044
        }
4045
#endif
4046
    }
4047

    
4048
    if (display_type == DT_NOGRAPHIC) {
4049
        if (default_parallel)
4050
            add_device_config(DEV_PARALLEL, "null");
4051
        if (default_serial && default_monitor) {
4052
            add_device_config(DEV_SERIAL, "mon:stdio");
4053
        } else if (default_virtcon && default_monitor) {
4054
            add_device_config(DEV_VIRTCON, "mon:stdio");
4055
        } else if (default_sclp && default_monitor) {
4056
            add_device_config(DEV_SCLP, "mon:stdio");
4057
        } else {
4058
            if (default_serial)
4059
                add_device_config(DEV_SERIAL, "stdio");
4060
            if (default_virtcon)
4061
                add_device_config(DEV_VIRTCON, "stdio");
4062
            if (default_sclp) {
4063
                add_device_config(DEV_SCLP, "stdio");
4064
            }
4065
            if (default_monitor)
4066
                monitor_parse("stdio", "readline");
4067
        }
4068
    } else {
4069
        if (default_serial)
4070
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
4071
        if (default_parallel)
4072
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4073
        if (default_monitor)
4074
            monitor_parse("vc:80Cx24C", "readline");
4075
        if (default_virtcon)
4076
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4077
        if (default_sclp) {
4078
            add_device_config(DEV_SCLP, "vc:80Cx24C");
4079
        }
4080
    }
4081

    
4082
    if (display_type == DT_DEFAULT && !display_remote) {
4083
#if defined(CONFIG_GTK)
4084
        display_type = DT_GTK;
4085
#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4086
        display_type = DT_SDL;
4087
#elif defined(CONFIG_VNC)
4088
        vnc_display = "localhost:0,to=99";
4089
        show_vnc_port = 1;
4090
#else
4091
        display_type = DT_NONE;
4092
#endif
4093
    }
4094

    
4095
#if defined(CONFIG_GTK)
4096
    if (display_type == DT_GTK) {
4097
        early_gtk_display_init();
4098
    }
4099
#endif
4100

    
4101
    socket_init();
4102

    
4103
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4104
        exit(1);
4105
#ifdef CONFIG_VIRTFS
4106
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4107
        exit(1);
4108
    }
4109
#endif
4110

    
4111
    os_daemonize();
4112

    
4113
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4114
        os_pidfile_error();
4115
        exit(1);
4116
    }
4117

    
4118
    /* init the memory */
4119
    if (ram_size == 0) {
4120
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4121
    }
4122

    
4123
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4124
        != 0) {
4125
        exit(0);
4126
    }
4127

    
4128
    configure_accelerator();
4129

    
4130
    if (!qtest_enabled() && qtest_chrdev) {
4131
        qtest_init();
4132
    }
4133

    
4134
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4135
    if (machine_opts) {
4136
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
4137
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
4138
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
4139
    } else {
4140
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
4141
    }
4142

    
4143
    if (!kernel_cmdline) {
4144
        kernel_cmdline = "";
4145
    }
4146

    
4147
    linux_boot = (kernel_filename != NULL);
4148

    
4149
    if (!linux_boot && *kernel_cmdline != '\0') {
4150
        fprintf(stderr, "-append only allowed with -kernel option\n");
4151
        exit(1);
4152
    }
4153

    
4154
    if (!linux_boot && initrd_filename != NULL) {
4155
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
4156
        exit(1);
4157
    }
4158

    
4159
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4160
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
4161
        exit(1);
4162
    }
4163

    
4164
    os_set_line_buffering();
4165

    
4166
    qemu_init_cpu_loop();
4167
    qemu_mutex_lock_iothread();
4168

    
4169
#ifdef CONFIG_SPICE
4170
    /* spice needs the timers to be initialized by this point */
4171
    qemu_spice_init();
4172
#endif
4173

    
4174
    if (icount_option && (kvm_enabled() || xen_enabled())) {
4175
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4176
        exit(1);
4177
    }
4178
    configure_icount(icount_option);
4179

    
4180
    /* clean up network at qemu process termination */
4181
    atexit(&net_cleanup);
4182

    
4183
    if (net_init_clients() < 0) {
4184
        exit(1);
4185
    }
4186

    
4187
#ifdef CONFIG_TPM
4188
    if (tpm_init() < 0) {
4189
        exit(1);
4190
    }
4191
#endif
4192

    
4193
    /* init the bluetooth world */
4194
    if (foreach_device_config(DEV_BT, bt_parse))
4195
        exit(1);
4196

    
4197
    if (!xen_enabled()) {
4198
        /* On 32-bit hosts, QEMU is limited by virtual address space */
4199
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4200
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4201
            exit(1);
4202
        }
4203
    }
4204

    
4205
    cpu_exec_init_all();
4206

    
4207
    blk_mig_init();
4208

    
4209
    /* open the virtual block devices */
4210
    if (snapshot)
4211
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4212
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4213
                          &machine->block_default_type, 1) != 0) {
4214
        exit(1);
4215
    }
4216

    
4217
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4218
                  CDROM_OPTS);
4219
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4220
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4221

    
4222
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4223

    
4224
    if (nb_numa_nodes > 0) {
4225
        int i;
4226

    
4227
        if (nb_numa_nodes > MAX_NODES) {
4228
            nb_numa_nodes = MAX_NODES;
4229
        }
4230

    
4231
        /* If no memory size if given for any node, assume the default case
4232
         * and distribute the available memory equally across all nodes
4233
         */
4234
        for (i = 0; i < nb_numa_nodes; i++) {
4235
            if (node_mem[i] != 0)
4236
                break;
4237
        }
4238
        if (i == nb_numa_nodes) {
4239
            uint64_t usedmem = 0;
4240

    
4241
            /* On Linux, the each node's border has to be 8MB aligned,
4242
             * the final node gets the rest.
4243
             */
4244
            for (i = 0; i < nb_numa_nodes - 1; i++) {
4245
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4246
                usedmem += node_mem[i];
4247
            }
4248
            node_mem[i] = ram_size - usedmem;
4249
        }
4250

    
4251
        for (i = 0; i < nb_numa_nodes; i++) {
4252
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4253
                break;
4254
            }
4255
        }
4256
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
4257
         * must cope with this anyway, because there are BIOSes out there in
4258
         * real machines which also use this scheme.
4259
         */
4260
        if (i == nb_numa_nodes) {
4261
            for (i = 0; i < max_cpus; i++) {
4262
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
4263
            }
4264
        }
4265
    }
4266

    
4267
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4268
        exit(1);
4269
    }
4270

    
4271
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4272
        exit(1);
4273
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4274
        exit(1);
4275
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4276
        exit(1);
4277
    if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4278
        exit(1);
4279
    }
4280
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4281
        exit(1);
4282

    
4283
    /* If no default VGA is requested, the default is "none".  */
4284
    if (default_vga) {
4285
        if (cirrus_vga_available()) {
4286
            vga_model = "cirrus";
4287
        } else if (vga_available()) {
4288
            vga_model = "std";
4289
        }
4290
    }
4291
    select_vgahw(vga_model);
4292

    
4293
    if (watchdog) {
4294
        i = select_watchdog(watchdog);
4295
        if (i > 0)
4296
            exit (i == 1 ? 1 : 0);
4297
    }
4298

    
4299
    if (machine->compat_props) {
4300
        qdev_prop_register_global_list(machine->compat_props);
4301
    }
4302
    qemu_add_globals();
4303

    
4304
    qdev_machine_init();
4305

    
4306
    QEMUMachineInitArgs args = { .ram_size = ram_size,
4307
                                 .boot_device = (boot_devices[0] == '\0') ?
4308
                                                machine->boot_order :
4309
                                                boot_devices,
4310
                                 .kernel_filename = kernel_filename,
4311
                                 .kernel_cmdline = kernel_cmdline,
4312
                                 .initrd_filename = initrd_filename,
4313
                                 .cpu_model = cpu_model };
4314
    machine->init(&args);
4315

    
4316
    cpu_synchronize_all_post_init();
4317

    
4318
    set_numa_modes();
4319

    
4320
    current_machine = machine;
4321

    
4322
    /* init USB devices */
4323
    if (usb_enabled(false)) {
4324
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
4325
            exit(1);
4326
    }
4327

    
4328
    /* init generic devices */
4329
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4330
        exit(1);
4331

    
4332
    net_check_clients();
4333

    
4334
    ds = init_displaystate();
4335

    
4336
    /* init local displays */
4337
    switch (display_type) {
4338
    case DT_NOGRAPHIC:
4339
        break;
4340
#if defined(CONFIG_CURSES)
4341
    case DT_CURSES:
4342
        curses_display_init(ds, full_screen);
4343
        break;
4344
#endif
4345
#if defined(CONFIG_SDL)
4346
    case DT_SDL:
4347
        sdl_display_init(ds, full_screen, no_frame);
4348
        break;
4349
#elif defined(CONFIG_COCOA)
4350
    case DT_SDL:
4351
        cocoa_display_init(ds, full_screen);
4352
        break;
4353
#endif
4354
#if defined(CONFIG_GTK)
4355
    case DT_GTK:
4356
        gtk_display_init(ds);
4357
        break;
4358
#endif
4359
    default:
4360
        break;
4361
    }
4362

    
4363
    /* must be after terminal init, SDL library changes signal handlers */
4364
    os_setup_signal_handling();
4365

    
4366
#ifdef CONFIG_VNC
4367
    /* init remote displays */
4368
    if (vnc_display) {
4369
        Error *local_err = NULL;
4370
        vnc_display_init(ds);
4371
        vnc_display_open(ds, vnc_display, &local_err);
4372
        if (local_err != NULL) {
4373
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4374
                    vnc_display, error_get_pretty(local_err));
4375
            error_free(local_err);
4376
            exit(1);
4377
        }
4378

    
4379
        if (show_vnc_port) {
4380
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4381
        }
4382
    }
4383
#endif
4384
#ifdef CONFIG_SPICE
4385
    if (using_spice && !qxl_enabled) {
4386
        qemu_spice_display_init(ds);
4387
    }
4388
#endif
4389

    
4390
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4391
        exit(1);
4392
    }
4393

    
4394
    qdev_machine_creation_done();
4395

    
4396
    if (rom_load_all() != 0) {
4397
        fprintf(stderr, "rom loading failed\n");
4398
        exit(1);
4399
    }
4400

    
4401
    /* TODO: once all bus devices are qdevified, this should be done
4402
     * when bus is created by qdev.c */
4403
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4404
    qemu_run_machine_init_done_notifiers();
4405

    
4406
    qemu_system_reset(VMRESET_SILENT);
4407
    if (loadvm) {
4408
        if (load_vmstate(loadvm) < 0) {
4409
            autostart = 0;
4410
        }
4411
    }
4412

    
4413
    if (incoming) {
4414
        Error *local_err = NULL;
4415
        qemu_start_incoming_migration(incoming, &local_err);
4416
        if (local_err) {
4417
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4418
            error_free(local_err);
4419
            exit(1);
4420
        }
4421
    } else if (autostart) {
4422
        vm_start();
4423
    }
4424

    
4425
    os_setup_post();
4426

    
4427
    resume_all_vcpus();
4428
    main_loop();
4429
    bdrv_close_all();
4430
    pause_all_vcpus();
4431
    res_free();
4432
#ifdef CONFIG_TPM
4433
    tpm_cleanup();
4434
#endif
4435

    
4436
    return 0;
4437
}