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/*
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 * QEMU System Emulator
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 *
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 * Copyright (c) 2003-2008 Fabrice Bellard
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 *
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 * Permission is hereby granted, free of charge, to any person obtaining a copy
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 * of this software and associated documentation files (the "Software"), to deal
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 * in the Software without restriction, including without limitation the rights
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 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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 * copies of the Software, and to permit persons to whom the Software is
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 * furnished to do so, subject to the following conditions:
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 *
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 * The above copyright notice and this permission notice shall be included in
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 * all copies or substantial portions of the Software.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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 * THE SOFTWARE.
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 */
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#include <unistd.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <time.h>
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#include <errno.h>
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#include <sys/time.h>
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#include <zlib.h>
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#include "qemu/bitmap.h"
32

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

    
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#ifndef _WIN32
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#include <libgen.h>
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#include <sys/times.h>
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#include <sys/wait.h>
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#include <termios.h>
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#include <sys/mman.h>
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#include <sys/ioctl.h>
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#include <sys/resource.h>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <net/if.h>
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#include <arpa/inet.h>
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#include <dirent.h>
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#include <netdb.h>
50
#include <sys/select.h>
51

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

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

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

    
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#ifdef __sun__
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#include <sys/stat.h>
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#include <sys/ethernet.h>
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#include <sys/sockio.h>
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#include <netinet/arp.h>
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#include <netinet/in_systm.h>
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#include <netinet/ip.h>
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#include <netinet/ip_icmp.h> // must come after ip.h
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#include <netinet/udp.h>
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#include <netinet/tcp.h>
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#include <net/if.h>
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#include <syslog.h>
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#include <stropts.h>
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#endif
85
#endif
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#endif
87

    
88
#if defined(CONFIG_VDE)
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#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)
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#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"
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#include "net/net.h"
131
#include "net/slirp.h"
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#include "monitor/monitor.h"
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#include "ui/console.h"
134
#include "sysemu/sysemu.h"
135
#include "exec/gdbstub.h"
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#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"
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#include "migration/block.h"
142
#include "sysemu/tpm.h"
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#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
static int no_frame = 0;
203
int no_quit = 0;
204
CharDriverState *serial_hds[MAX_SERIAL_PORTS];
205
CharDriverState *parallel_hds[MAX_PARALLEL_PORTS];
206
CharDriverState *virtcon_hds[MAX_VIRTIO_CONSOLES];
207
CharDriverState *sclp_hds[MAX_SCLP_CONSOLES];
208
int win2k_install_hack = 0;
209
int singlestep = 0;
210
int smp_cpus = 1;
211
int max_cpus = 0;
212
int smp_cores = 1;
213
int smp_threads = 1;
214
#ifdef CONFIG_VNC
215
const char *vnc_display;
216
#endif
217
int acpi_enabled = 1;
218
int no_hpet = 0;
219
int fd_bootchk = 1;
220
static int no_reboot;
221
int no_shutdown = 0;
222
int cursor_hide = 1;
223
int graphic_rotate = 0;
224
const char *watchdog;
225
QEMUOptionRom option_rom[MAX_OPTION_ROMS];
226
int nb_option_roms;
227
int semihosting_enabled = 0;
228
int old_param = 0;
229
const char *qemu_name;
230
int alt_grab = 0;
231
int ctrl_grab = 0;
232
unsigned int nb_prom_envs = 0;
233
const char *prom_envs[MAX_PROM_ENVS];
234
int boot_menu;
235
bool boot_strict;
236
uint8_t *boot_splash_filedata;
237
size_t boot_splash_filedata_size;
238
uint8_t qemu_extra_params_fw[2];
239

    
240
typedef struct FWBootEntry FWBootEntry;
241

    
242
struct FWBootEntry {
243
    QTAILQ_ENTRY(FWBootEntry) link;
244
    int32_t bootindex;
245
    DeviceState *dev;
246
    char *suffix;
247
};
248

    
249
static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
250
    QTAILQ_HEAD_INITIALIZER(fw_boot_order);
251

    
252
int nb_numa_nodes;
253
uint64_t node_mem[MAX_NODES];
254
unsigned long *node_cpumask[MAX_NODES];
255

    
256
uint8_t qemu_uuid[16];
257

    
258
static QEMUBootSetHandler *boot_set_handler;
259
static void *boot_set_opaque;
260

    
261
static NotifierList exit_notifiers =
262
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
263

    
264
static NotifierList machine_init_done_notifiers =
265
    NOTIFIER_LIST_INITIALIZER(machine_init_done_notifiers);
266

    
267
static bool tcg_allowed = true;
268
bool xen_allowed;
269
uint32_t xen_domid;
270
enum xen_mode xen_mode = XEN_EMULATE;
271
static int tcg_tb_size;
272

    
273
static int default_serial = 1;
274
static int default_parallel = 1;
275
static int default_virtcon = 1;
276
static int default_sclp = 1;
277
static int default_monitor = 1;
278
static int default_floppy = 1;
279
static int default_cdrom = 1;
280
static int default_sdcard = 1;
281
static int default_vga = 1;
282

    
283
static struct {
284
    const char *driver;
285
    int *flag;
286
} default_list[] = {
287
    { .driver = "isa-serial",           .flag = &default_serial    },
288
    { .driver = "isa-parallel",         .flag = &default_parallel  },
289
    { .driver = "isa-fdc",              .flag = &default_floppy    },
290
    { .driver = "ide-cd",               .flag = &default_cdrom     },
291
    { .driver = "ide-hd",               .flag = &default_cdrom     },
292
    { .driver = "ide-drive",            .flag = &default_cdrom     },
293
    { .driver = "scsi-cd",              .flag = &default_cdrom     },
294
    { .driver = "virtio-serial-pci",    .flag = &default_virtcon   },
295
    { .driver = "virtio-serial-s390",   .flag = &default_virtcon   },
296
    { .driver = "virtio-serial",        .flag = &default_virtcon   },
297
    { .driver = "VGA",                  .flag = &default_vga       },
298
    { .driver = "isa-vga",              .flag = &default_vga       },
299
    { .driver = "cirrus-vga",           .flag = &default_vga       },
300
    { .driver = "isa-cirrus-vga",       .flag = &default_vga       },
301
    { .driver = "vmware-svga",          .flag = &default_vga       },
302
    { .driver = "qxl-vga",              .flag = &default_vga       },
303
};
304

    
305
static QemuOptsList qemu_rtc_opts = {
306
    .name = "rtc",
307
    .head = QTAILQ_HEAD_INITIALIZER(qemu_rtc_opts.head),
308
    .desc = {
309
        {
310
            .name = "base",
311
            .type = QEMU_OPT_STRING,
312
        },{
313
            .name = "clock",
314
            .type = QEMU_OPT_STRING,
315
        },{
316
            .name = "driftfix",
317
            .type = QEMU_OPT_STRING,
318
        },
319
        { /* end of list */ }
320
    },
321
};
322

    
323
static QemuOptsList qemu_sandbox_opts = {
324
    .name = "sandbox",
325
    .implied_opt_name = "enable",
326
    .head = QTAILQ_HEAD_INITIALIZER(qemu_sandbox_opts.head),
327
    .desc = {
328
        {
329
            .name = "enable",
330
            .type = QEMU_OPT_BOOL,
331
        },
332
        { /* end of list */ }
333
    },
334
};
335

    
336
static QemuOptsList qemu_trace_opts = {
337
    .name = "trace",
338
    .implied_opt_name = "trace",
339
    .head = QTAILQ_HEAD_INITIALIZER(qemu_trace_opts.head),
340
    .desc = {
341
        {
342
            .name = "events",
343
            .type = QEMU_OPT_STRING,
344
        },{
345
            .name = "file",
346
            .type = QEMU_OPT_STRING,
347
        },
348
        { /* end of list */ }
349
    },
350
};
351

    
352
static QemuOptsList qemu_option_rom_opts = {
353
    .name = "option-rom",
354
    .implied_opt_name = "romfile",
355
    .head = QTAILQ_HEAD_INITIALIZER(qemu_option_rom_opts.head),
356
    .desc = {
357
        {
358
            .name = "bootindex",
359
            .type = QEMU_OPT_NUMBER,
360
        }, {
361
            .name = "romfile",
362
            .type = QEMU_OPT_STRING,
363
        },
364
        { /* end of list */ }
365
    },
366
};
367

    
368
static QemuOptsList qemu_machine_opts = {
369
    .name = "machine",
370
    .implied_opt_name = "type",
371
    .merge_lists = true,
372
    .head = QTAILQ_HEAD_INITIALIZER(qemu_machine_opts.head),
373
    .desc = {
374
        {
375
            .name = "type",
376
            .type = QEMU_OPT_STRING,
377
            .help = "emulated machine"
378
        }, {
379
            .name = "accel",
380
            .type = QEMU_OPT_STRING,
381
            .help = "accelerator list",
382
        }, {
383
            .name = "kernel_irqchip",
384
            .type = QEMU_OPT_BOOL,
385
            .help = "use KVM in-kernel irqchip",
386
        }, {
387
            .name = "kvm_shadow_mem",
388
            .type = QEMU_OPT_SIZE,
389
            .help = "KVM shadow MMU size",
390
        }, {
391
            .name = "kernel",
392
            .type = QEMU_OPT_STRING,
393
            .help = "Linux kernel image file",
394
        }, {
395
            .name = "initrd",
396
            .type = QEMU_OPT_STRING,
397
            .help = "Linux initial ramdisk file",
398
        }, {
399
            .name = "append",
400
            .type = QEMU_OPT_STRING,
401
            .help = "Linux kernel command line",
402
        }, {
403
            .name = "dtb",
404
            .type = QEMU_OPT_STRING,
405
            .help = "Linux kernel device tree file",
406
        }, {
407
            .name = "dumpdtb",
408
            .type = QEMU_OPT_STRING,
409
            .help = "Dump current dtb to a file and quit",
410
        }, {
411
            .name = "phandle_start",
412
            .type = QEMU_OPT_STRING,
413
            .help = "The first phandle ID we may generate dynamically",
414
        }, {
415
            .name = "dt_compatible",
416
            .type = QEMU_OPT_STRING,
417
            .help = "Overrides the \"compatible\" property of the dt root node",
418
        }, {
419
            .name = "dump-guest-core",
420
            .type = QEMU_OPT_BOOL,
421
            .help = "Include guest memory in  a core dump",
422
        }, {
423
            .name = "mem-merge",
424
            .type = QEMU_OPT_BOOL,
425
            .help = "enable/disable memory merge support",
426
        },{
427
            .name = "usb",
428
            .type = QEMU_OPT_BOOL,
429
            .help = "Set on/off to enable/disable usb",
430
        },
431
        { /* End of list */ }
432
    },
433
};
434

    
435
static QemuOptsList qemu_boot_opts = {
436
    .name = "boot-opts",
437
    .implied_opt_name = "order",
438
    .merge_lists = true,
439
    .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
440
    .desc = {
441
        {
442
            .name = "order",
443
            .type = QEMU_OPT_STRING,
444
        }, {
445
            .name = "once",
446
            .type = QEMU_OPT_STRING,
447
        }, {
448
            .name = "menu",
449
            .type = QEMU_OPT_BOOL,
450
        }, {
451
            .name = "splash",
452
            .type = QEMU_OPT_STRING,
453
        }, {
454
            .name = "splash-time",
455
            .type = QEMU_OPT_STRING,
456
        }, {
457
            .name = "reboot-timeout",
458
            .type = QEMU_OPT_STRING,
459
        }, {
460
            .name = "strict",
461
            .type = QEMU_OPT_STRING,
462
        },
463
        { /*End of list */ }
464
    },
465
};
466

    
467
static QemuOptsList qemu_add_fd_opts = {
468
    .name = "add-fd",
469
    .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
470
    .desc = {
471
        {
472
            .name = "fd",
473
            .type = QEMU_OPT_NUMBER,
474
            .help = "file descriptor of which a duplicate is added to fd set",
475
        },{
476
            .name = "set",
477
            .type = QEMU_OPT_NUMBER,
478
            .help = "ID of the fd set to add fd to",
479
        },{
480
            .name = "opaque",
481
            .type = QEMU_OPT_STRING,
482
            .help = "free-form string used to describe fd",
483
        },
484
        { /* end of list */ }
485
    },
486
};
487

    
488
static QemuOptsList qemu_object_opts = {
489
    .name = "object",
490
    .implied_opt_name = "qom-type",
491
    .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
492
    .desc = {
493
        { }
494
    },
495
};
496

    
497
static QemuOptsList qemu_tpmdev_opts = {
498
    .name = "tpmdev",
499
    .implied_opt_name = "type",
500
    .head = QTAILQ_HEAD_INITIALIZER(qemu_tpmdev_opts.head),
501
    .desc = {
502
        /* options are defined in the TPM backends */
503
        { /* end of list */ }
504
    },
505
};
506

    
507
static QemuOptsList qemu_realtime_opts = {
508
    .name = "realtime",
509
    .head = QTAILQ_HEAD_INITIALIZER(qemu_realtime_opts.head),
510
    .desc = {
511
        {
512
            .name = "mlock",
513
            .type = QEMU_OPT_BOOL,
514
        },
515
        { /* end of list */ }
516
    },
517
};
518

    
519
const char *qemu_get_vm_name(void)
520
{
521
    return qemu_name;
522
}
523

    
524
static void res_free(void)
525
{
526
    if (boot_splash_filedata != NULL) {
527
        g_free(boot_splash_filedata);
528
        boot_splash_filedata = NULL;
529
    }
530
}
531

    
532
static int default_driver_check(QemuOpts *opts, void *opaque)
533
{
534
    const char *driver = qemu_opt_get(opts, "driver");
535
    int i;
536

    
537
    if (!driver)
538
        return 0;
539
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
540
        if (strcmp(default_list[i].driver, driver) != 0)
541
            continue;
542
        *(default_list[i].flag) = 0;
543
    }
544
    return 0;
545
}
546

    
547
/***********************************************************/
548
/* QEMU state */
549

    
550
static RunState current_run_state = RUN_STATE_PRELAUNCH;
551

    
552
typedef struct {
553
    RunState from;
554
    RunState to;
555
} RunStateTransition;
556

    
557
static const RunStateTransition runstate_transitions_def[] = {
558
    /*     from      ->     to      */
559
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
560

    
561
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
562
    { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
563

    
564
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
565
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
566

    
567
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
568
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
569

    
570
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
571
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
572

    
573
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
574
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
575

    
576
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
577
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
578
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
579

    
580
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
581
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
582

    
583
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
584

    
585
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
586
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
587
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
588
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
589
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
590
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
591
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
592
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
593
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
594
    { RUN_STATE_RUNNING, RUN_STATE_GUEST_PANICKED },
595

    
596
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
597

    
598
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
599
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
600

    
601
    { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
602
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
603
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
604
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
605

    
606
    { RUN_STATE_WATCHDOG, RUN_STATE_RUNNING },
607
    { RUN_STATE_WATCHDOG, RUN_STATE_FINISH_MIGRATE },
608

    
609
    { RUN_STATE_GUEST_PANICKED, RUN_STATE_PAUSED },
610
    { RUN_STATE_GUEST_PANICKED, RUN_STATE_FINISH_MIGRATE },
611
    { RUN_STATE_GUEST_PANICKED, RUN_STATE_DEBUG },
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
bool runstate_needs_reset(void)
655
{
656
    return runstate_check(RUN_STATE_INTERNAL_ERROR) ||
657
        runstate_check(RUN_STATE_SHUTDOWN) ||
658
        runstate_check(RUN_STATE_GUEST_PANICKED);
659
}
660

    
661
StatusInfo *qmp_query_status(Error **errp)
662
{
663
    StatusInfo *info = g_malloc0(sizeof(*info));
664

    
665
    info->running = runstate_is_running();
666
    info->singlestep = singlestep;
667
    info->status = current_run_state;
668

    
669
    return info;
670
}
671

    
672
/***********************************************************/
673
/* real time host monotonic timer */
674

    
675
/***********************************************************/
676
/* host time/date access */
677
void qemu_get_timedate(struct tm *tm, int offset)
678
{
679
    time_t ti;
680

    
681
    time(&ti);
682
    ti += offset;
683
    if (rtc_date_offset == -1) {
684
        if (rtc_utc)
685
            gmtime_r(&ti, tm);
686
        else
687
            localtime_r(&ti, tm);
688
    } else {
689
        ti -= rtc_date_offset;
690
        gmtime_r(&ti, tm);
691
    }
692
}
693

    
694
int qemu_timedate_diff(struct tm *tm)
695
{
696
    time_t seconds;
697

    
698
    if (rtc_date_offset == -1)
699
        if (rtc_utc)
700
            seconds = mktimegm(tm);
701
        else {
702
            struct tm tmp = *tm;
703
            tmp.tm_isdst = -1; /* use timezone to figure it out */
704
            seconds = mktime(&tmp);
705
        }
706
    else
707
        seconds = mktimegm(tm) + rtc_date_offset;
708

    
709
    return seconds - time(NULL);
710
}
711

    
712
void rtc_change_mon_event(struct tm *tm)
713
{
714
    QObject *data;
715

    
716
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
717
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
718
    qobject_decref(data);
719
}
720

    
721
static void configure_rtc_date_offset(const char *startdate, int legacy)
722
{
723
    time_t rtc_start_date;
724
    struct tm tm;
725

    
726
    if (!strcmp(startdate, "now") && legacy) {
727
        rtc_date_offset = -1;
728
    } else {
729
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
730
                   &tm.tm_year,
731
                   &tm.tm_mon,
732
                   &tm.tm_mday,
733
                   &tm.tm_hour,
734
                   &tm.tm_min,
735
                   &tm.tm_sec) == 6) {
736
            /* OK */
737
        } else if (sscanf(startdate, "%d-%d-%d",
738
                          &tm.tm_year,
739
                          &tm.tm_mon,
740
                          &tm.tm_mday) == 3) {
741
            tm.tm_hour = 0;
742
            tm.tm_min = 0;
743
            tm.tm_sec = 0;
744
        } else {
745
            goto date_fail;
746
        }
747
        tm.tm_year -= 1900;
748
        tm.tm_mon--;
749
        rtc_start_date = mktimegm(&tm);
750
        if (rtc_start_date == -1) {
751
        date_fail:
752
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
753
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
754
            exit(1);
755
        }
756
        rtc_date_offset = time(NULL) - rtc_start_date;
757
    }
758
}
759

    
760
static void configure_rtc(QemuOpts *opts)
761
{
762
    const char *value;
763

    
764
    value = qemu_opt_get(opts, "base");
765
    if (value) {
766
        if (!strcmp(value, "utc")) {
767
            rtc_utc = 1;
768
        } else if (!strcmp(value, "localtime")) {
769
            rtc_utc = 0;
770
        } else {
771
            configure_rtc_date_offset(value, 0);
772
        }
773
    }
774
    value = qemu_opt_get(opts, "clock");
775
    if (value) {
776
        if (!strcmp(value, "host")) {
777
            rtc_clock = host_clock;
778
        } else if (!strcmp(value, "rt")) {
779
            rtc_clock = rt_clock;
780
        } else if (!strcmp(value, "vm")) {
781
            rtc_clock = vm_clock;
782
        } else {
783
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
784
            exit(1);
785
        }
786
    }
787
    value = qemu_opt_get(opts, "driftfix");
788
    if (value) {
789
        if (!strcmp(value, "slew")) {
790
            static GlobalProperty slew_lost_ticks[] = {
791
                {
792
                    .driver   = "mc146818rtc",
793
                    .property = "lost_tick_policy",
794
                    .value    = "slew",
795
                },
796
                { /* end of list */ }
797
            };
798

    
799
            qdev_prop_register_global_list(slew_lost_ticks);
800
        } else if (!strcmp(value, "none")) {
801
            /* discard is default */
802
        } else {
803
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
804
            exit(1);
805
        }
806
    }
807
}
808

    
809
/***********************************************************/
810
/* Bluetooth support */
811
static int nb_hcis;
812
static int cur_hci;
813
static struct HCIInfo *hci_table[MAX_NICS];
814

    
815
static struct bt_vlan_s {
816
    struct bt_scatternet_s net;
817
    int id;
818
    struct bt_vlan_s *next;
819
} *first_bt_vlan;
820

    
821
/* find or alloc a new bluetooth "VLAN" */
822
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
823
{
824
    struct bt_vlan_s **pvlan, *vlan;
825
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
826
        if (vlan->id == id)
827
            return &vlan->net;
828
    }
829
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
830
    vlan->id = id;
831
    pvlan = &first_bt_vlan;
832
    while (*pvlan != NULL)
833
        pvlan = &(*pvlan)->next;
834
    *pvlan = vlan;
835
    return &vlan->net;
836
}
837

    
838
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
839
{
840
}
841

    
842
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
843
{
844
    return -ENOTSUP;
845
}
846

    
847
static struct HCIInfo null_hci = {
848
    .cmd_send = null_hci_send,
849
    .sco_send = null_hci_send,
850
    .acl_send = null_hci_send,
851
    .bdaddr_set = null_hci_addr_set,
852
};
853

    
854
struct HCIInfo *qemu_next_hci(void)
855
{
856
    if (cur_hci == nb_hcis)
857
        return &null_hci;
858

    
859
    return hci_table[cur_hci++];
860
}
861

    
862
static struct HCIInfo *hci_init(const char *str)
863
{
864
    char *endp;
865
    struct bt_scatternet_s *vlan = 0;
866

    
867
    if (!strcmp(str, "null"))
868
        /* null */
869
        return &null_hci;
870
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
871
        /* host[:hciN] */
872
        return bt_host_hci(str[4] ? str + 5 : "hci0");
873
    else if (!strncmp(str, "hci", 3)) {
874
        /* hci[,vlan=n] */
875
        if (str[3]) {
876
            if (!strncmp(str + 3, ",vlan=", 6)) {
877
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
878
                if (*endp)
879
                    vlan = 0;
880
            }
881
        } else
882
            vlan = qemu_find_bt_vlan(0);
883
        if (vlan)
884
           return bt_new_hci(vlan);
885
    }
886

    
887
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
888

    
889
    return 0;
890
}
891

    
892
static int bt_hci_parse(const char *str)
893
{
894
    struct HCIInfo *hci;
895
    bdaddr_t bdaddr;
896

    
897
    if (nb_hcis >= MAX_NICS) {
898
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
899
        return -1;
900
    }
901

    
902
    hci = hci_init(str);
903
    if (!hci)
904
        return -1;
905

    
906
    bdaddr.b[0] = 0x52;
907
    bdaddr.b[1] = 0x54;
908
    bdaddr.b[2] = 0x00;
909
    bdaddr.b[3] = 0x12;
910
    bdaddr.b[4] = 0x34;
911
    bdaddr.b[5] = 0x56 + nb_hcis;
912
    hci->bdaddr_set(hci, bdaddr.b);
913

    
914
    hci_table[nb_hcis++] = hci;
915

    
916
    return 0;
917
}
918

    
919
static void bt_vhci_add(int vlan_id)
920
{
921
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
922

    
923
    if (!vlan->slave)
924
        fprintf(stderr, "qemu: warning: adding a VHCI to "
925
                        "an empty scatternet %i\n", vlan_id);
926

    
927
    bt_vhci_init(bt_new_hci(vlan));
928
}
929

    
930
static struct bt_device_s *bt_device_add(const char *opt)
931
{
932
    struct bt_scatternet_s *vlan;
933
    int vlan_id = 0;
934
    char *endp = strstr(opt, ",vlan=");
935
    int len = (endp ? endp - opt : strlen(opt)) + 1;
936
    char devname[10];
937

    
938
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
939

    
940
    if (endp) {
941
        vlan_id = strtol(endp + 6, &endp, 0);
942
        if (*endp) {
943
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
944
            return 0;
945
        }
946
    }
947

    
948
    vlan = qemu_find_bt_vlan(vlan_id);
949

    
950
    if (!vlan->slave)
951
        fprintf(stderr, "qemu: warning: adding a slave device to "
952
                        "an empty scatternet %i\n", vlan_id);
953

    
954
    if (!strcmp(devname, "keyboard"))
955
        return bt_keyboard_init(vlan);
956

    
957
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
958
    return 0;
959
}
960

    
961
static int bt_parse(const char *opt)
962
{
963
    const char *endp, *p;
964
    int vlan;
965

    
966
    if (strstart(opt, "hci", &endp)) {
967
        if (!*endp || *endp == ',') {
968
            if (*endp)
969
                if (!strstart(endp, ",vlan=", 0))
970
                    opt = endp + 1;
971

    
972
            return bt_hci_parse(opt);
973
       }
974
    } else if (strstart(opt, "vhci", &endp)) {
975
        if (!*endp || *endp == ',') {
976
            if (*endp) {
977
                if (strstart(endp, ",vlan=", &p)) {
978
                    vlan = strtol(p, (char **) &endp, 0);
979
                    if (*endp) {
980
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
981
                        return 1;
982
                    }
983
                } else {
984
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
985
                    return 1;
986
                }
987
            } else
988
                vlan = 0;
989

    
990
            bt_vhci_add(vlan);
991
            return 0;
992
        }
993
    } else if (strstart(opt, "device:", &endp))
994
        return !bt_device_add(endp);
995

    
996
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
997
    return 1;
998
}
999

    
1000
static int parse_sandbox(QemuOpts *opts, void *opaque)
1001
{
1002
    /* FIXME: change this to true for 1.3 */
1003
    if (qemu_opt_get_bool(opts, "enable", false)) {
1004
#ifdef CONFIG_SECCOMP
1005
        if (seccomp_start() < 0) {
1006
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
1007
                          "failed to install seccomp syscall filter in the kernel");
1008
            return -1;
1009
        }
1010
#else
1011
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1012
                      "sandboxing request but seccomp is not compiled into this build");
1013
        return -1;
1014
#endif
1015
    }
1016

    
1017
    return 0;
1018
}
1019

    
1020
/*********QEMU USB setting******/
1021
bool usb_enabled(bool default_usb)
1022
{
1023
    QemuOpts *mach_opts;
1024
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
1025
    if (mach_opts) {
1026
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
1027
    }
1028
    return default_usb;
1029
}
1030

    
1031
#ifndef _WIN32
1032
static int parse_add_fd(QemuOpts *opts, void *opaque)
1033
{
1034
    int fd, dupfd, flags;
1035
    int64_t fdset_id;
1036
    const char *fd_opaque = NULL;
1037

    
1038
    fd = qemu_opt_get_number(opts, "fd", -1);
1039
    fdset_id = qemu_opt_get_number(opts, "set", -1);
1040
    fd_opaque = qemu_opt_get(opts, "opaque");
1041

    
1042
    if (fd < 0) {
1043
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1044
                      "fd option is required and must be non-negative");
1045
        return -1;
1046
    }
1047

    
1048
    if (fd <= STDERR_FILENO) {
1049
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1050
                      "fd cannot be a standard I/O stream");
1051
        return -1;
1052
    }
1053

    
1054
    /*
1055
     * All fds inherited across exec() necessarily have FD_CLOEXEC
1056
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1057
     */
1058
    flags = fcntl(fd, F_GETFD);
1059
    if (flags == -1 || (flags & FD_CLOEXEC)) {
1060
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1061
                      "fd is not valid or already in use");
1062
        return -1;
1063
    }
1064

    
1065
    if (fdset_id < 0) {
1066
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1067
                      "set option is required and must be non-negative");
1068
        return -1;
1069
    }
1070

    
1071
#ifdef F_DUPFD_CLOEXEC
1072
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1073
#else
1074
    dupfd = dup(fd);
1075
    if (dupfd != -1) {
1076
        qemu_set_cloexec(dupfd);
1077
    }
1078
#endif
1079
    if (dupfd == -1) {
1080
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1081
                      "Error duplicating fd: %s", strerror(errno));
1082
        return -1;
1083
    }
1084

    
1085
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
1086
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1087
                         fd_opaque, NULL);
1088

    
1089
    return 0;
1090
}
1091

    
1092
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1093
{
1094
    int fd;
1095

    
1096
    fd = qemu_opt_get_number(opts, "fd", -1);
1097
    close(fd);
1098

    
1099
    return 0;
1100
}
1101
#endif
1102

    
1103
/***********************************************************/
1104
/* QEMU Block devices */
1105

    
1106
#define HD_OPTS "media=disk"
1107
#define CDROM_OPTS "media=cdrom"
1108
#define FD_OPTS ""
1109
#define PFLASH_OPTS ""
1110
#define MTD_OPTS ""
1111
#define SD_OPTS ""
1112

    
1113
static int drive_init_func(QemuOpts *opts, void *opaque)
1114
{
1115
    BlockInterfaceType *block_default_type = opaque;
1116

    
1117
    return drive_init(opts, *block_default_type) == NULL;
1118
}
1119

    
1120
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1121
{
1122
    if (NULL == qemu_opt_get(opts, "snapshot")) {
1123
        qemu_opt_set(opts, "snapshot", "on");
1124
    }
1125
    return 0;
1126
}
1127

    
1128
static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1129
                          int index, const char *optstr)
1130
{
1131
    QemuOpts *opts;
1132

    
1133
    if (!enable || drive_get_by_index(type, index)) {
1134
        return;
1135
    }
1136

    
1137
    opts = drive_add(type, index, NULL, optstr);
1138
    if (snapshot) {
1139
        drive_enable_snapshot(opts, NULL);
1140
    }
1141
    if (!drive_init(opts, type)) {
1142
        exit(1);
1143
    }
1144
}
1145

    
1146
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1147
{
1148
    boot_set_handler = func;
1149
    boot_set_opaque = opaque;
1150
}
1151

    
1152
int qemu_boot_set(const char *boot_order)
1153
{
1154
    if (!boot_set_handler) {
1155
        return -EINVAL;
1156
    }
1157
    return boot_set_handler(boot_set_opaque, boot_order);
1158
}
1159

    
1160
static void validate_bootdevices(const char *devices)
1161
{
1162
    /* We just do some generic consistency checks */
1163
    const char *p;
1164
    int bitmap = 0;
1165

    
1166
    for (p = devices; *p != '\0'; p++) {
1167
        /* Allowed boot devices are:
1168
         * a-b: floppy disk drives
1169
         * c-f: IDE disk drives
1170
         * g-m: machine implementation dependent drives
1171
         * n-p: network devices
1172
         * It's up to each machine implementation to check if the given boot
1173
         * devices match the actual hardware implementation and firmware
1174
         * features.
1175
         */
1176
        if (*p < 'a' || *p > 'p') {
1177
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
1178
            exit(1);
1179
        }
1180
        if (bitmap & (1 << (*p - 'a'))) {
1181
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1182
            exit(1);
1183
        }
1184
        bitmap |= 1 << (*p - 'a');
1185
    }
1186
}
1187

    
1188
static void restore_boot_order(void *opaque)
1189
{
1190
    char *normal_boot_order = opaque;
1191
    static int first = 1;
1192

    
1193
    /* Restore boot order and remove ourselves after the first boot */
1194
    if (first) {
1195
        first = 0;
1196
        return;
1197
    }
1198

    
1199
    qemu_boot_set(normal_boot_order);
1200

    
1201
    qemu_unregister_reset(restore_boot_order, normal_boot_order);
1202
    g_free(normal_boot_order);
1203
}
1204

    
1205
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1206
                          const char *suffix)
1207
{
1208
    FWBootEntry *node, *i;
1209

    
1210
    if (bootindex < 0) {
1211
        return;
1212
    }
1213

    
1214
    assert(dev != NULL || suffix != NULL);
1215

    
1216
    node = g_malloc0(sizeof(FWBootEntry));
1217
    node->bootindex = bootindex;
1218
    node->suffix = g_strdup(suffix);
1219
    node->dev = dev;
1220

    
1221
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1222
        if (i->bootindex == bootindex) {
1223
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1224
            exit(1);
1225
        } else if (i->bootindex < bootindex) {
1226
            continue;
1227
        }
1228
        QTAILQ_INSERT_BEFORE(i, node, link);
1229
        return;
1230
    }
1231
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1232
}
1233

    
1234
DeviceState *get_boot_device(uint32_t position)
1235
{
1236
    uint32_t counter = 0;
1237
    FWBootEntry *i = NULL;
1238
    DeviceState *res = NULL;
1239

    
1240
    if (!QTAILQ_EMPTY(&fw_boot_order)) {
1241
        QTAILQ_FOREACH(i, &fw_boot_order, link) {
1242
            if (counter == position) {
1243
                res = i->dev;
1244
                break;
1245
            }
1246
            counter++;
1247
        }
1248
    }
1249
    return res;
1250
}
1251

    
1252
/*
1253
 * This function returns null terminated string that consist of new line
1254
 * separated device paths.
1255
 *
1256
 * memory pointed by "size" is assigned total length of the array in bytes
1257
 *
1258
 */
1259
char *get_boot_devices_list(size_t *size)
1260
{
1261
    FWBootEntry *i;
1262
    size_t total = 0;
1263
    char *list = NULL;
1264

    
1265
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1266
        char *devpath = NULL, *bootpath;
1267
        size_t len;
1268

    
1269
        if (i->dev) {
1270
            devpath = qdev_get_fw_dev_path(i->dev);
1271
            assert(devpath);
1272
        }
1273

    
1274
        if (i->suffix && devpath) {
1275
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1276

    
1277
            bootpath = g_malloc(bootpathlen);
1278
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1279
            g_free(devpath);
1280
        } else if (devpath) {
1281
            bootpath = devpath;
1282
        } else {
1283
            assert(i->suffix);
1284
            bootpath = g_strdup(i->suffix);
1285
        }
1286

    
1287
        if (total) {
1288
            list[total-1] = '\n';
1289
        }
1290
        len = strlen(bootpath) + 1;
1291
        list = g_realloc(list, total + len);
1292
        memcpy(&list[total], bootpath, len);
1293
        total += len;
1294
        g_free(bootpath);
1295
    }
1296

    
1297
    *size = total;
1298

    
1299
    if (boot_strict && *size > 0) {
1300
        list[total-1] = '\n';
1301
        list = g_realloc(list, total + 5);
1302
        memcpy(&list[total], "HALT", 5);
1303
        *size = total + 5;
1304
    }
1305
    return list;
1306
}
1307

    
1308
static void numa_node_parse_cpus(int nodenr, const char *cpus)
1309
{
1310
    char *endptr;
1311
    unsigned long long value, endvalue;
1312

    
1313
    /* Empty CPU range strings will be considered valid, they will simply
1314
     * not set any bit in the CPU bitmap.
1315
     */
1316
    if (!*cpus) {
1317
        return;
1318
    }
1319

    
1320
    if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1321
        goto error;
1322
    }
1323
    if (*endptr == '-') {
1324
        if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1325
            goto error;
1326
        }
1327
    } else if (*endptr == '\0') {
1328
        endvalue = value;
1329
    } else {
1330
        goto error;
1331
    }
1332

    
1333
    if (endvalue >= MAX_CPUMASK_BITS) {
1334
        endvalue = MAX_CPUMASK_BITS - 1;
1335
        fprintf(stderr,
1336
            "qemu: NUMA: A max of %d VCPUs are supported\n",
1337
             MAX_CPUMASK_BITS);
1338
    }
1339

    
1340
    if (endvalue < value) {
1341
        goto error;
1342
    }
1343

    
1344
    bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1345
    return;
1346

    
1347
error:
1348
    fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1349
    exit(1);
1350
}
1351

    
1352
static void numa_add(const char *optarg)
1353
{
1354
    char option[128];
1355
    char *endptr;
1356
    unsigned long long nodenr;
1357

    
1358
    optarg = get_opt_name(option, 128, optarg, ',');
1359
    if (*optarg == ',') {
1360
        optarg++;
1361
    }
1362
    if (!strcmp(option, "node")) {
1363

    
1364
        if (nb_numa_nodes >= MAX_NODES) {
1365
            fprintf(stderr, "qemu: too many NUMA nodes\n");
1366
            exit(1);
1367
        }
1368

    
1369
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1370
            nodenr = nb_numa_nodes;
1371
        } else {
1372
            if (parse_uint_full(option, &nodenr, 10) < 0) {
1373
                fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1374
                exit(1);
1375
            }
1376
        }
1377

    
1378
        if (nodenr >= MAX_NODES) {
1379
            fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1380
            exit(1);
1381
        }
1382

    
1383
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1384
            node_mem[nodenr] = 0;
1385
        } else {
1386
            int64_t sval;
1387
            sval = strtosz(option, &endptr);
1388
            if (sval < 0 || *endptr) {
1389
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1390
                exit(1);
1391
            }
1392
            node_mem[nodenr] = sval;
1393
        }
1394
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1395
            numa_node_parse_cpus(nodenr, option);
1396
        }
1397
        nb_numa_nodes++;
1398
    } else {
1399
        fprintf(stderr, "Invalid -numa option: %s\n", option);
1400
        exit(1);
1401
    }
1402
}
1403

    
1404
static void smp_parse(const char *optarg)
1405
{
1406
    int smp, sockets = 0, threads = 0, cores = 0;
1407
    char *endptr;
1408
    char option[128];
1409

    
1410
    smp = strtoul(optarg, &endptr, 10);
1411
    if (endptr != optarg) {
1412
        if (*endptr == ',') {
1413
            endptr++;
1414
        }
1415
    }
1416
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1417
        sockets = strtoull(option, NULL, 10);
1418
    if (get_param_value(option, 128, "cores", endptr) != 0)
1419
        cores = strtoull(option, NULL, 10);
1420
    if (get_param_value(option, 128, "threads", endptr) != 0)
1421
        threads = strtoull(option, NULL, 10);
1422
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1423
        max_cpus = strtoull(option, NULL, 10);
1424

    
1425
    /* compute missing values, prefer sockets over cores over threads */
1426
    if (smp == 0 || sockets == 0) {
1427
        sockets = sockets > 0 ? sockets : 1;
1428
        cores = cores > 0 ? cores : 1;
1429
        threads = threads > 0 ? threads : 1;
1430
        if (smp == 0) {
1431
            smp = cores * threads * sockets;
1432
        }
1433
    } else {
1434
        if (cores == 0) {
1435
            threads = threads > 0 ? threads : 1;
1436
            cores = smp / (sockets * threads);
1437
        } else {
1438
            threads = smp / (cores * sockets);
1439
        }
1440
    }
1441
    smp_cpus = smp;
1442
    smp_cores = cores > 0 ? cores : 1;
1443
    smp_threads = threads > 0 ? threads : 1;
1444
    if (max_cpus == 0)
1445
        max_cpus = smp_cpus;
1446
}
1447

    
1448
static void configure_realtime(QemuOpts *opts)
1449
{
1450
    bool enable_mlock;
1451

    
1452
    enable_mlock = qemu_opt_get_bool(opts, "mlock", true);
1453

    
1454
    if (enable_mlock) {
1455
        if (os_mlock() < 0) {
1456
            fprintf(stderr, "qemu: locking memory failed\n");
1457
            exit(1);
1458
        }
1459
    }
1460
}
1461

    
1462
/***********************************************************/
1463
/* USB devices */
1464

    
1465
static int usb_device_add(const char *devname)
1466
{
1467
    const char *p;
1468
    USBDevice *dev = NULL;
1469

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

    
1474
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1475
    dev = usbdevice_create(devname);
1476
    if (dev)
1477
        goto done;
1478

    
1479
    /* the other ones */
1480
#ifndef CONFIG_LINUX
1481
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1482
    if (strstart(devname, "host:", &p)) {
1483
        dev = usb_host_device_open(usb_bus_find(-1), p);
1484
    } else
1485
#endif
1486
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1487
        dev = usb_bt_init(usb_bus_find(-1),
1488
                          devname[2] ? hci_init(p)
1489
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1490
    } else {
1491
        return -1;
1492
    }
1493
    if (!dev)
1494
        return -1;
1495

    
1496
done:
1497
    return 0;
1498
}
1499

    
1500
static int usb_device_del(const char *devname)
1501
{
1502
    int bus_num, addr;
1503
    const char *p;
1504

    
1505
    if (strstart(devname, "host:", &p)) {
1506
        return -1;
1507
    }
1508

    
1509
    if (!usb_enabled(false)) {
1510
        return -1;
1511
    }
1512

    
1513
    p = strchr(devname, '.');
1514
    if (!p)
1515
        return -1;
1516
    bus_num = strtoul(devname, NULL, 0);
1517
    addr = strtoul(p + 1, NULL, 0);
1518

    
1519
    return usb_device_delete_addr(bus_num, addr);
1520
}
1521

    
1522
static int usb_parse(const char *cmdline)
1523
{
1524
    int r;
1525
    r = usb_device_add(cmdline);
1526
    if (r < 0) {
1527
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1528
    }
1529
    return r;
1530
}
1531

    
1532
void do_usb_add(Monitor *mon, const QDict *qdict)
1533
{
1534
    const char *devname = qdict_get_str(qdict, "devname");
1535
    if (usb_device_add(devname) < 0) {
1536
        error_report("could not add USB device '%s'", devname);
1537
    }
1538
}
1539

    
1540
void do_usb_del(Monitor *mon, const QDict *qdict)
1541
{
1542
    const char *devname = qdict_get_str(qdict, "devname");
1543
    if (usb_device_del(devname) < 0) {
1544
        error_report("could not delete USB device '%s'", devname);
1545
    }
1546
}
1547

    
1548
/***********************************************************/
1549
/* PCMCIA/Cardbus */
1550

    
1551
static struct pcmcia_socket_entry_s {
1552
    PCMCIASocket *socket;
1553
    struct pcmcia_socket_entry_s *next;
1554
} *pcmcia_sockets = 0;
1555

    
1556
void pcmcia_socket_register(PCMCIASocket *socket)
1557
{
1558
    struct pcmcia_socket_entry_s *entry;
1559

    
1560
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1561
    entry->socket = socket;
1562
    entry->next = pcmcia_sockets;
1563
    pcmcia_sockets = entry;
1564
}
1565

    
1566
void pcmcia_socket_unregister(PCMCIASocket *socket)
1567
{
1568
    struct pcmcia_socket_entry_s *entry, **ptr;
1569

    
1570
    ptr = &pcmcia_sockets;
1571
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1572
        if (entry->socket == socket) {
1573
            *ptr = entry->next;
1574
            g_free(entry);
1575
        }
1576
}
1577

    
1578
void pcmcia_info(Monitor *mon, const QDict *qdict)
1579
{
1580
    struct pcmcia_socket_entry_s *iter;
1581

    
1582
    if (!pcmcia_sockets)
1583
        monitor_printf(mon, "No PCMCIA sockets\n");
1584

    
1585
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1586
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1587
                       iter->socket->attached ? iter->socket->card_string :
1588
                       "Empty");
1589
}
1590

    
1591
/***********************************************************/
1592
/* machine registration */
1593

    
1594
static QEMUMachine *first_machine = NULL;
1595
QEMUMachine *current_machine = NULL;
1596

    
1597
int qemu_register_machine(QEMUMachine *m)
1598
{
1599
    QEMUMachine **pm;
1600
    pm = &first_machine;
1601
    while (*pm != NULL)
1602
        pm = &(*pm)->next;
1603
    m->next = NULL;
1604
    *pm = m;
1605
    return 0;
1606
}
1607

    
1608
static QEMUMachine *find_machine(const char *name)
1609
{
1610
    QEMUMachine *m;
1611

    
1612
    for(m = first_machine; m != NULL; m = m->next) {
1613
        if (!strcmp(m->name, name))
1614
            return m;
1615
        if (m->alias && !strcmp(m->alias, name))
1616
            return m;
1617
    }
1618
    return NULL;
1619
}
1620

    
1621
QEMUMachine *find_default_machine(void)
1622
{
1623
    QEMUMachine *m;
1624

    
1625
    for(m = first_machine; m != NULL; m = m->next) {
1626
        if (m->is_default) {
1627
            return m;
1628
        }
1629
    }
1630
    return NULL;
1631
}
1632

    
1633
MachineInfoList *qmp_query_machines(Error **errp)
1634
{
1635
    MachineInfoList *mach_list = NULL;
1636
    QEMUMachine *m;
1637

    
1638
    for (m = first_machine; m; m = m->next) {
1639
        MachineInfoList *entry;
1640
        MachineInfo *info;
1641

    
1642
        info = g_malloc0(sizeof(*info));
1643
        if (m->is_default) {
1644
            info->has_is_default = true;
1645
            info->is_default = true;
1646
        }
1647

    
1648
        if (m->alias) {
1649
            info->has_alias = true;
1650
            info->alias = g_strdup(m->alias);
1651
        }
1652

    
1653
        info->name = g_strdup(m->name);
1654
        info->cpu_max = !m->max_cpus ? 1 : m->max_cpus;
1655

    
1656
        entry = g_malloc0(sizeof(*entry));
1657
        entry->value = info;
1658
        entry->next = mach_list;
1659
        mach_list = entry;
1660
    }
1661

    
1662
    return mach_list;
1663
}
1664

    
1665
/***********************************************************/
1666
/* main execution loop */
1667

    
1668
struct vm_change_state_entry {
1669
    VMChangeStateHandler *cb;
1670
    void *opaque;
1671
    QLIST_ENTRY (vm_change_state_entry) entries;
1672
};
1673

    
1674
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1675

    
1676
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1677
                                                     void *opaque)
1678
{
1679
    VMChangeStateEntry *e;
1680

    
1681
    e = g_malloc0(sizeof (*e));
1682

    
1683
    e->cb = cb;
1684
    e->opaque = opaque;
1685
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1686
    return e;
1687
}
1688

    
1689
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1690
{
1691
    QLIST_REMOVE (e, entries);
1692
    g_free (e);
1693
}
1694

    
1695
void vm_state_notify(int running, RunState state)
1696
{
1697
    VMChangeStateEntry *e;
1698

    
1699
    trace_vm_state_notify(running, state);
1700

    
1701
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1702
        e->cb(e->opaque, running, state);
1703
    }
1704
}
1705

    
1706
void vm_start(void)
1707
{
1708
    if (!runstate_is_running()) {
1709
        cpu_enable_ticks();
1710
        runstate_set(RUN_STATE_RUNNING);
1711
        vm_state_notify(1, RUN_STATE_RUNNING);
1712
        resume_all_vcpus();
1713
        monitor_protocol_event(QEVENT_RESUME, NULL);
1714
    }
1715
}
1716

    
1717
/* reset/shutdown handler */
1718

    
1719
typedef struct QEMUResetEntry {
1720
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1721
    QEMUResetHandler *func;
1722
    void *opaque;
1723
} QEMUResetEntry;
1724

    
1725
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1726
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1727
static int reset_requested;
1728
static int shutdown_requested, shutdown_signal = -1;
1729
static pid_t shutdown_pid;
1730
static int powerdown_requested;
1731
static int debug_requested;
1732
static int suspend_requested;
1733
static int wakeup_requested;
1734
static NotifierList powerdown_notifiers =
1735
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1736
static NotifierList suspend_notifiers =
1737
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1738
static NotifierList wakeup_notifiers =
1739
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1740
static uint32_t wakeup_reason_mask = ~0;
1741
static RunState vmstop_requested = RUN_STATE_MAX;
1742

    
1743
int qemu_shutdown_requested_get(void)
1744
{
1745
    return shutdown_requested;
1746
}
1747

    
1748
int qemu_reset_requested_get(void)
1749
{
1750
    return reset_requested;
1751
}
1752

    
1753
static int qemu_shutdown_requested(void)
1754
{
1755
    int r = shutdown_requested;
1756
    shutdown_requested = 0;
1757
    return r;
1758
}
1759

    
1760
static void qemu_kill_report(void)
1761
{
1762
    if (!qtest_enabled() && shutdown_signal != -1) {
1763
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1764
        if (shutdown_pid == 0) {
1765
            /* This happens for eg ^C at the terminal, so it's worth
1766
             * avoiding printing an odd message in that case.
1767
             */
1768
            fputc('\n', stderr);
1769
        } else {
1770
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1771
        }
1772
        shutdown_signal = -1;
1773
    }
1774
}
1775

    
1776
static int qemu_reset_requested(void)
1777
{
1778
    int r = reset_requested;
1779
    reset_requested = 0;
1780
    return r;
1781
}
1782

    
1783
static int qemu_suspend_requested(void)
1784
{
1785
    int r = suspend_requested;
1786
    suspend_requested = 0;
1787
    return r;
1788
}
1789

    
1790
static int qemu_wakeup_requested(void)
1791
{
1792
    int r = wakeup_requested;
1793
    wakeup_requested = 0;
1794
    return r;
1795
}
1796

    
1797
static int qemu_powerdown_requested(void)
1798
{
1799
    int r = powerdown_requested;
1800
    powerdown_requested = 0;
1801
    return r;
1802
}
1803

    
1804
static int qemu_debug_requested(void)
1805
{
1806
    int r = debug_requested;
1807
    debug_requested = 0;
1808
    return r;
1809
}
1810

    
1811
/* We use RUN_STATE_MAX but any invalid value will do */
1812
static bool qemu_vmstop_requested(RunState *r)
1813
{
1814
    if (vmstop_requested < RUN_STATE_MAX) {
1815
        *r = vmstop_requested;
1816
        vmstop_requested = RUN_STATE_MAX;
1817
        return true;
1818
    }
1819

    
1820
    return false;
1821
}
1822

    
1823
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1824
{
1825
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1826

    
1827
    re->func = func;
1828
    re->opaque = opaque;
1829
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1830
}
1831

    
1832
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1833
{
1834
    QEMUResetEntry *re;
1835

    
1836
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1837
        if (re->func == func && re->opaque == opaque) {
1838
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1839
            g_free(re);
1840
            return;
1841
        }
1842
    }
1843
}
1844

    
1845
void qemu_devices_reset(void)
1846
{
1847
    QEMUResetEntry *re, *nre;
1848

    
1849
    /* reset all devices */
1850
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1851
        re->func(re->opaque);
1852
    }
1853
}
1854

    
1855
void qemu_system_reset(bool report)
1856
{
1857
    if (current_machine && current_machine->reset) {
1858
        current_machine->reset();
1859
    } else {
1860
        qemu_devices_reset();
1861
    }
1862
    if (report) {
1863
        monitor_protocol_event(QEVENT_RESET, NULL);
1864
    }
1865
    cpu_synchronize_all_post_reset();
1866
}
1867

    
1868
void qemu_system_reset_request(void)
1869
{
1870
    if (no_reboot) {
1871
        shutdown_requested = 1;
1872
    } else {
1873
        reset_requested = 1;
1874
    }
1875
    cpu_stop_current();
1876
    qemu_notify_event();
1877
}
1878

    
1879
static void qemu_system_suspend(void)
1880
{
1881
    pause_all_vcpus();
1882
    notifier_list_notify(&suspend_notifiers, NULL);
1883
    runstate_set(RUN_STATE_SUSPENDED);
1884
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1885
}
1886

    
1887
void qemu_system_suspend_request(void)
1888
{
1889
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1890
        return;
1891
    }
1892
    suspend_requested = 1;
1893
    cpu_stop_current();
1894
    qemu_notify_event();
1895
}
1896

    
1897
void qemu_register_suspend_notifier(Notifier *notifier)
1898
{
1899
    notifier_list_add(&suspend_notifiers, notifier);
1900
}
1901

    
1902
void qemu_system_wakeup_request(WakeupReason reason)
1903
{
1904
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1905
        return;
1906
    }
1907
    if (!(wakeup_reason_mask & (1 << reason))) {
1908
        return;
1909
    }
1910
    runstate_set(RUN_STATE_RUNNING);
1911
    notifier_list_notify(&wakeup_notifiers, &reason);
1912
    wakeup_requested = 1;
1913
    qemu_notify_event();
1914
}
1915

    
1916
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1917
{
1918
    if (enabled) {
1919
        wakeup_reason_mask |= (1 << reason);
1920
    } else {
1921
        wakeup_reason_mask &= ~(1 << reason);
1922
    }
1923
}
1924

    
1925
void qemu_register_wakeup_notifier(Notifier *notifier)
1926
{
1927
    notifier_list_add(&wakeup_notifiers, notifier);
1928
}
1929

    
1930
void qemu_system_killed(int signal, pid_t pid)
1931
{
1932
    shutdown_signal = signal;
1933
    shutdown_pid = pid;
1934
    no_shutdown = 0;
1935
    qemu_system_shutdown_request();
1936
}
1937

    
1938
void qemu_system_shutdown_request(void)
1939
{
1940
    shutdown_requested = 1;
1941
    qemu_notify_event();
1942
}
1943

    
1944
static void qemu_system_powerdown(void)
1945
{
1946
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1947
    notifier_list_notify(&powerdown_notifiers, NULL);
1948
}
1949

    
1950
void qemu_system_powerdown_request(void)
1951
{
1952
    powerdown_requested = 1;
1953
    qemu_notify_event();
1954
}
1955

    
1956
void qemu_register_powerdown_notifier(Notifier *notifier)
1957
{
1958
    notifier_list_add(&powerdown_notifiers, notifier);
1959
}
1960

    
1961
void qemu_system_debug_request(void)
1962
{
1963
    debug_requested = 1;
1964
    qemu_notify_event();
1965
}
1966

    
1967
void qemu_system_vmstop_request(RunState state)
1968
{
1969
    vmstop_requested = state;
1970
    qemu_notify_event();
1971
}
1972

    
1973
static bool main_loop_should_exit(void)
1974
{
1975
    RunState r;
1976
    if (qemu_debug_requested()) {
1977
        vm_stop(RUN_STATE_DEBUG);
1978
    }
1979
    if (qemu_suspend_requested()) {
1980
        qemu_system_suspend();
1981
    }
1982
    if (qemu_shutdown_requested()) {
1983
        qemu_kill_report();
1984
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1985
        if (no_shutdown) {
1986
            vm_stop(RUN_STATE_SHUTDOWN);
1987
        } else {
1988
            return true;
1989
        }
1990
    }
1991
    if (qemu_reset_requested()) {
1992
        pause_all_vcpus();
1993
        cpu_synchronize_all_states();
1994
        qemu_system_reset(VMRESET_REPORT);
1995
        resume_all_vcpus();
1996
        if (runstate_needs_reset()) {
1997
            runstate_set(RUN_STATE_PAUSED);
1998
        }
1999
    }
2000
    if (qemu_wakeup_requested()) {
2001
        pause_all_vcpus();
2002
        cpu_synchronize_all_states();
2003
        qemu_system_reset(VMRESET_SILENT);
2004
        resume_all_vcpus();
2005
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
2006
    }
2007
    if (qemu_powerdown_requested()) {
2008
        qemu_system_powerdown();
2009
    }
2010
    if (qemu_vmstop_requested(&r)) {
2011
        vm_stop(r);
2012
    }
2013
    return false;
2014
}
2015

    
2016
static void main_loop(void)
2017
{
2018
    bool nonblocking;
2019
    int last_io = 0;
2020
#ifdef CONFIG_PROFILER
2021
    int64_t ti;
2022
#endif
2023
    do {
2024
        nonblocking = !kvm_enabled() && !xen_enabled() && last_io > 0;
2025
#ifdef CONFIG_PROFILER
2026
        ti = profile_getclock();
2027
#endif
2028
        last_io = main_loop_wait(nonblocking);
2029
#ifdef CONFIG_PROFILER
2030
        dev_time += profile_getclock() - ti;
2031
#endif
2032
    } while (!main_loop_should_exit());
2033
}
2034

    
2035
static void version(void)
2036
{
2037
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2038
}
2039

    
2040
static void help(int exitcode)
2041
{
2042
    version();
2043
    printf("usage: %s [options] [disk_image]\n\n"
2044
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2045
            error_get_progname());
2046

    
2047
#define QEMU_OPTIONS_GENERATE_HELP
2048
#include "qemu-options-wrapper.h"
2049

    
2050
    printf("\nDuring emulation, the following keys are useful:\n"
2051
           "ctrl-alt-f      toggle full screen\n"
2052
           "ctrl-alt-n      switch to virtual console 'n'\n"
2053
           "ctrl-alt        toggle mouse and keyboard grab\n"
2054
           "\n"
2055
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
2056

    
2057
    exit(exitcode);
2058
}
2059

    
2060
#define HAS_ARG 0x0001
2061

    
2062
typedef struct QEMUOption {
2063
    const char *name;
2064
    int flags;
2065
    int index;
2066
    uint32_t arch_mask;
2067
} QEMUOption;
2068

    
2069
static const QEMUOption qemu_options[] = {
2070
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2071
#define QEMU_OPTIONS_GENERATE_OPTIONS
2072
#include "qemu-options-wrapper.h"
2073
    { NULL },
2074
};
2075

    
2076
static bool vga_available(void)
2077
{
2078
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2079
}
2080

    
2081
static bool cirrus_vga_available(void)
2082
{
2083
    return object_class_by_name("cirrus-vga")
2084
           || object_class_by_name("isa-cirrus-vga");
2085
}
2086

    
2087
static bool vmware_vga_available(void)
2088
{
2089
    return object_class_by_name("vmware-svga");
2090
}
2091

    
2092
static bool qxl_vga_available(void)
2093
{
2094
    return object_class_by_name("qxl-vga");
2095
}
2096

    
2097
static void select_vgahw (const char *p)
2098
{
2099
    const char *opts;
2100

    
2101
    vga_interface_type = VGA_NONE;
2102
    if (strstart(p, "std", &opts)) {
2103
        if (vga_available()) {
2104
            vga_interface_type = VGA_STD;
2105
        } else {
2106
            fprintf(stderr, "Error: standard VGA not available\n");
2107
            exit(0);
2108
        }
2109
    } else if (strstart(p, "cirrus", &opts)) {
2110
        if (cirrus_vga_available()) {
2111
            vga_interface_type = VGA_CIRRUS;
2112
        } else {
2113
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2114
            exit(0);
2115
        }
2116
    } else if (strstart(p, "vmware", &opts)) {
2117
        if (vmware_vga_available()) {
2118
            vga_interface_type = VGA_VMWARE;
2119
        } else {
2120
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2121
            exit(0);
2122
        }
2123
    } else if (strstart(p, "xenfb", &opts)) {
2124
        vga_interface_type = VGA_XENFB;
2125
    } else if (strstart(p, "qxl", &opts)) {
2126
        if (qxl_vga_available()) {
2127
            vga_interface_type = VGA_QXL;
2128
        } else {
2129
            fprintf(stderr, "Error: QXL VGA not available\n");
2130
            exit(0);
2131
        }
2132
    } else if (!strstart(p, "none", &opts)) {
2133
    invalid_vga:
2134
        fprintf(stderr, "Unknown vga type: %s\n", p);
2135
        exit(1);
2136
    }
2137
    while (*opts) {
2138
        const char *nextopt;
2139

    
2140
        if (strstart(opts, ",retrace=", &nextopt)) {
2141
            opts = nextopt;
2142
            if (strstart(opts, "dumb", &nextopt))
2143
                vga_retrace_method = VGA_RETRACE_DUMB;
2144
            else if (strstart(opts, "precise", &nextopt))
2145
                vga_retrace_method = VGA_RETRACE_PRECISE;
2146
            else goto invalid_vga;
2147
        } else goto invalid_vga;
2148
        opts = nextopt;
2149
    }
2150
}
2151

    
2152
static DisplayType select_display(const char *p)
2153
{
2154
    const char *opts;
2155
    DisplayType display = DT_DEFAULT;
2156

    
2157
    if (strstart(p, "sdl", &opts)) {
2158
#ifdef CONFIG_SDL
2159
        display = DT_SDL;
2160
        while (*opts) {
2161
            const char *nextopt;
2162

    
2163
            if (strstart(opts, ",frame=", &nextopt)) {
2164
                opts = nextopt;
2165
                if (strstart(opts, "on", &nextopt)) {
2166
                    no_frame = 0;
2167
                } else if (strstart(opts, "off", &nextopt)) {
2168
                    no_frame = 1;
2169
                } else {
2170
                    goto invalid_sdl_args;
2171
                }
2172
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2173
                opts = nextopt;
2174
                if (strstart(opts, "on", &nextopt)) {
2175
                    alt_grab = 1;
2176
                } else if (strstart(opts, "off", &nextopt)) {
2177
                    alt_grab = 0;
2178
                } else {
2179
                    goto invalid_sdl_args;
2180
                }
2181
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2182
                opts = nextopt;
2183
                if (strstart(opts, "on", &nextopt)) {
2184
                    ctrl_grab = 1;
2185
                } else if (strstart(opts, "off", &nextopt)) {
2186
                    ctrl_grab = 0;
2187
                } else {
2188
                    goto invalid_sdl_args;
2189
                }
2190
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2191
                opts = nextopt;
2192
                if (strstart(opts, "on", &nextopt)) {
2193
                    no_quit = 0;
2194
                } else if (strstart(opts, "off", &nextopt)) {
2195
                    no_quit = 1;
2196
                } else {
2197
                    goto invalid_sdl_args;
2198
                }
2199
            } else {
2200
            invalid_sdl_args:
2201
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2202
                exit(1);
2203
            }
2204
            opts = nextopt;
2205
        }
2206
#else
2207
        fprintf(stderr, "SDL support is disabled\n");
2208
        exit(1);
2209
#endif
2210
    } else if (strstart(p, "vnc", &opts)) {
2211
#ifdef CONFIG_VNC
2212
        display_remote++;
2213

    
2214
        if (*opts) {
2215
            const char *nextopt;
2216

    
2217
            if (strstart(opts, "=", &nextopt)) {
2218
                vnc_display = nextopt;
2219
            }
2220
        }
2221
        if (!vnc_display) {
2222
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2223
            exit(1);
2224
        }
2225
#else
2226
        fprintf(stderr, "VNC support is disabled\n");
2227
        exit(1);
2228
#endif
2229
    } else if (strstart(p, "curses", &opts)) {
2230
#ifdef CONFIG_CURSES
2231
        display = DT_CURSES;
2232
#else
2233
        fprintf(stderr, "Curses support is disabled\n");
2234
        exit(1);
2235
#endif
2236
    } else if (strstart(p, "gtk", &opts)) {
2237
#ifdef CONFIG_GTK
2238
        display = DT_GTK;
2239
#else
2240
        fprintf(stderr, "GTK support is disabled\n");
2241
        exit(1);
2242
#endif
2243
    } else if (strstart(p, "none", &opts)) {
2244
        display = DT_NONE;
2245
    } else {
2246
        fprintf(stderr, "Unknown display type: %s\n", p);
2247
        exit(1);
2248
    }
2249

    
2250
    return display;
2251
}
2252

    
2253
static int balloon_parse(const char *arg)
2254
{
2255
    QemuOpts *opts;
2256

    
2257
    if (strcmp(arg, "none") == 0) {
2258
        return 0;
2259
    }
2260

    
2261
    if (!strncmp(arg, "virtio", 6)) {
2262
        if (arg[6] == ',') {
2263
            /* have params -> parse them */
2264
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2265
            if (!opts)
2266
                return  -1;
2267
        } else {
2268
            /* create empty opts */
2269
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2270
        }
2271
        qemu_opt_set(opts, "driver", "virtio-balloon");
2272
        return 0;
2273
    }
2274

    
2275
    return -1;
2276
}
2277

    
2278
char *qemu_find_file(int type, const char *name)
2279
{
2280
    int i;
2281
    const char *subdir;
2282
    char *buf;
2283

    
2284
    /* Try the name as a straight path first */
2285
    if (access(name, R_OK) == 0) {
2286
        trace_load_file(name, name);
2287
        return g_strdup(name);
2288
    }
2289

    
2290
    switch (type) {
2291
    case QEMU_FILE_TYPE_BIOS:
2292
        subdir = "";
2293
        break;
2294
    case QEMU_FILE_TYPE_KEYMAP:
2295
        subdir = "keymaps/";
2296
        break;
2297
    default:
2298
        abort();
2299
    }
2300

    
2301
    for (i = 0; i < data_dir_idx; i++) {
2302
        buf = g_strdup_printf("%s/%s%s", data_dir[i], subdir, name);
2303
        if (access(buf, R_OK) == 0) {
2304
            trace_load_file(name, buf);
2305
            return buf;
2306
        }
2307
        g_free(buf);
2308
    }
2309
    return NULL;
2310
}
2311

    
2312
static int device_help_func(QemuOpts *opts, void *opaque)
2313
{
2314
    return qdev_device_help(opts);
2315
}
2316

    
2317
static int device_init_func(QemuOpts *opts, void *opaque)
2318
{
2319
    DeviceState *dev;
2320

    
2321
    dev = qdev_device_add(opts);
2322
    if (!dev)
2323
        return -1;
2324
    object_unref(OBJECT(dev));
2325
    return 0;
2326
}
2327

    
2328
static int chardev_init_func(QemuOpts *opts, void *opaque)
2329
{
2330
    Error *local_err = NULL;
2331

    
2332
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2333
    if (error_is_set(&local_err)) {
2334
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2335
        error_free(local_err);
2336
        return -1;
2337
    }
2338
    return 0;
2339
}
2340

    
2341
#ifdef CONFIG_VIRTFS
2342
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2343
{
2344
    int ret;
2345
    ret = qemu_fsdev_add(opts);
2346

    
2347
    return ret;
2348
}
2349
#endif
2350

    
2351
static int mon_init_func(QemuOpts *opts, void *opaque)
2352
{
2353
    CharDriverState *chr;
2354
    const char *chardev;
2355
    const char *mode;
2356
    int flags;
2357

    
2358
    mode = qemu_opt_get(opts, "mode");
2359
    if (mode == NULL) {
2360
        mode = "readline";
2361
    }
2362
    if (strcmp(mode, "readline") == 0) {
2363
        flags = MONITOR_USE_READLINE;
2364
    } else if (strcmp(mode, "control") == 0) {
2365
        flags = MONITOR_USE_CONTROL;
2366
    } else {
2367
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2368
        exit(1);
2369
    }
2370

    
2371
    if (qemu_opt_get_bool(opts, "pretty", 0))
2372
        flags |= MONITOR_USE_PRETTY;
2373

    
2374
    if (qemu_opt_get_bool(opts, "default", 0))
2375
        flags |= MONITOR_IS_DEFAULT;
2376

    
2377
    chardev = qemu_opt_get(opts, "chardev");
2378
    chr = qemu_chr_find(chardev);
2379
    if (chr == NULL) {
2380
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2381
        exit(1);
2382
    }
2383

    
2384
    qemu_chr_fe_claim_no_fail(chr);
2385
    monitor_init(chr, flags);
2386
    return 0;
2387
}
2388

    
2389
static void monitor_parse(const char *optarg, const char *mode)
2390
{
2391
    static int monitor_device_index = 0;
2392
    QemuOpts *opts;
2393
    const char *p;
2394
    char label[32];
2395
    int def = 0;
2396

    
2397
    if (strstart(optarg, "chardev:", &p)) {
2398
        snprintf(label, sizeof(label), "%s", p);
2399
    } else {
2400
        snprintf(label, sizeof(label), "compat_monitor%d",
2401
                 monitor_device_index);
2402
        if (monitor_device_index == 0) {
2403
            def = 1;
2404
        }
2405
        opts = qemu_chr_parse_compat(label, optarg);
2406
        if (!opts) {
2407
            fprintf(stderr, "parse error: %s\n", optarg);
2408
            exit(1);
2409
        }
2410
    }
2411

    
2412
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2413
    if (!opts) {
2414
        fprintf(stderr, "duplicate chardev: %s\n", label);
2415
        exit(1);
2416
    }
2417
    qemu_opt_set(opts, "mode", mode);
2418
    qemu_opt_set(opts, "chardev", label);
2419
    if (def)
2420
        qemu_opt_set(opts, "default", "on");
2421
    monitor_device_index++;
2422
}
2423

    
2424
struct device_config {
2425
    enum {
2426
        DEV_USB,       /* -usbdevice     */
2427
        DEV_BT,        /* -bt            */
2428
        DEV_SERIAL,    /* -serial        */
2429
        DEV_PARALLEL,  /* -parallel      */
2430
        DEV_VIRTCON,   /* -virtioconsole */
2431
        DEV_DEBUGCON,  /* -debugcon */
2432
        DEV_GDB,       /* -gdb, -s */
2433
        DEV_SCLP,      /* s390 sclp */
2434
    } type;
2435
    const char *cmdline;
2436
    Location loc;
2437
    QTAILQ_ENTRY(device_config) next;
2438
};
2439

    
2440
static QTAILQ_HEAD(, device_config) device_configs =
2441
    QTAILQ_HEAD_INITIALIZER(device_configs);
2442

    
2443
static void add_device_config(int type, const char *cmdline)
2444
{
2445
    struct device_config *conf;
2446

    
2447
    conf = g_malloc0(sizeof(*conf));
2448
    conf->type = type;
2449
    conf->cmdline = cmdline;
2450
    loc_save(&conf->loc);
2451
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2452
}
2453

    
2454
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2455
{
2456
    struct device_config *conf;
2457
    int rc;
2458

    
2459
    QTAILQ_FOREACH(conf, &device_configs, next) {
2460
        if (conf->type != type)
2461
            continue;
2462
        loc_push_restore(&conf->loc);
2463
        rc = func(conf->cmdline);
2464
        loc_pop(&conf->loc);
2465
        if (0 != rc)
2466
            return rc;
2467
    }
2468
    return 0;
2469
}
2470

    
2471
static int serial_parse(const char *devname)
2472
{
2473
    static int index = 0;
2474
    char label[32];
2475

    
2476
    if (strcmp(devname, "none") == 0)
2477
        return 0;
2478
    if (index == MAX_SERIAL_PORTS) {
2479
        fprintf(stderr, "qemu: too many serial ports\n");
2480
        exit(1);
2481
    }
2482
    snprintf(label, sizeof(label), "serial%d", index);
2483
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2484
    if (!serial_hds[index]) {
2485
        fprintf(stderr, "qemu: could not connect serial device"
2486
                " to character backend '%s'\n", devname);
2487
        return -1;
2488
    }
2489
    index++;
2490
    return 0;
2491
}
2492

    
2493
static int parallel_parse(const char *devname)
2494
{
2495
    static int index = 0;
2496
    char label[32];
2497

    
2498
    if (strcmp(devname, "none") == 0)
2499
        return 0;
2500
    if (index == MAX_PARALLEL_PORTS) {
2501
        fprintf(stderr, "qemu: too many parallel ports\n");
2502
        exit(1);
2503
    }
2504
    snprintf(label, sizeof(label), "parallel%d", index);
2505
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2506
    if (!parallel_hds[index]) {
2507
        fprintf(stderr, "qemu: could not connect parallel device"
2508
                " to character backend '%s'\n", devname);
2509
        return -1;
2510
    }
2511
    index++;
2512
    return 0;
2513
}
2514

    
2515
static int virtcon_parse(const char *devname)
2516
{
2517
    QemuOptsList *device = qemu_find_opts("device");
2518
    static int index = 0;
2519
    char label[32];
2520
    QemuOpts *bus_opts, *dev_opts;
2521

    
2522
    if (strcmp(devname, "none") == 0)
2523
        return 0;
2524
    if (index == MAX_VIRTIO_CONSOLES) {
2525
        fprintf(stderr, "qemu: too many virtio consoles\n");
2526
        exit(1);
2527
    }
2528

    
2529
    bus_opts = qemu_opts_create_nofail(device);
2530
    if (arch_type == QEMU_ARCH_S390X) {
2531
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2532
    } else {
2533
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2534
    }
2535

    
2536
    dev_opts = qemu_opts_create_nofail(device);
2537
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2538

    
2539
    snprintf(label, sizeof(label), "virtcon%d", index);
2540
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2541
    if (!virtcon_hds[index]) {
2542
        fprintf(stderr, "qemu: could not connect virtio console"
2543
                " to character backend '%s'\n", devname);
2544
        return -1;
2545
    }
2546
    qemu_opt_set(dev_opts, "chardev", label);
2547

    
2548
    index++;
2549
    return 0;
2550
}
2551

    
2552
static int sclp_parse(const char *devname)
2553
{
2554
    QemuOptsList *device = qemu_find_opts("device");
2555
    static int index = 0;
2556
    char label[32];
2557
    QemuOpts *dev_opts;
2558

    
2559
    if (strcmp(devname, "none") == 0) {
2560
        return 0;
2561
    }
2562
    if (index == MAX_SCLP_CONSOLES) {
2563
        fprintf(stderr, "qemu: too many sclp consoles\n");
2564
        exit(1);
2565
    }
2566

    
2567
    assert(arch_type == QEMU_ARCH_S390X);
2568

    
2569
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2570
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2571

    
2572
    snprintf(label, sizeof(label), "sclpcon%d", index);
2573
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2574
    if (!sclp_hds[index]) {
2575
        fprintf(stderr, "qemu: could not connect sclp console"
2576
                " to character backend '%s'\n", devname);
2577
        return -1;
2578
    }
2579
    qemu_opt_set(dev_opts, "chardev", label);
2580

    
2581
    index++;
2582
    return 0;
2583
}
2584

    
2585
static int debugcon_parse(const char *devname)
2586
{
2587
    QemuOpts *opts;
2588

    
2589
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2590
        exit(1);
2591
    }
2592
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2593
    if (!opts) {
2594
        fprintf(stderr, "qemu: already have a debugcon device\n");
2595
        exit(1);
2596
    }
2597
    qemu_opt_set(opts, "driver", "isa-debugcon");
2598
    qemu_opt_set(opts, "chardev", "debugcon");
2599
    return 0;
2600
}
2601

    
2602
static QEMUMachine *machine_parse(const char *name)
2603
{
2604
    QEMUMachine *m, *machine = NULL;
2605

    
2606
    if (name) {
2607
        machine = find_machine(name);
2608
    }
2609
    if (machine) {
2610
        return machine;
2611
    }
2612
    printf("Supported machines are:\n");
2613
    for (m = first_machine; m != NULL; m = m->next) {
2614
        if (m->alias) {
2615
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2616
        }
2617
        printf("%-20s %s%s\n", m->name, m->desc,
2618
               m->is_default ? " (default)" : "");
2619
    }
2620
    exit(!name || !is_help_option(name));
2621
}
2622

    
2623
static int tcg_init(void)
2624
{
2625
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2626
    return 0;
2627
}
2628

    
2629
static struct {
2630
    const char *opt_name;
2631
    const char *name;
2632
    int (*available)(void);
2633
    int (*init)(void);
2634
    bool *allowed;
2635
} accel_list[] = {
2636
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2637
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2638
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2639
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2640
};
2641

    
2642
static int configure_accelerator(void)
2643
{
2644
    const char *p = NULL;
2645
    char buf[10];
2646
    int i, ret;
2647
    bool accel_initialised = false;
2648
    bool init_failed = false;
2649

    
2650
    QemuOptsList *list = qemu_find_opts("machine");
2651
    if (!QTAILQ_EMPTY(&list->head)) {
2652
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2653
    }
2654

    
2655
    if (p == NULL) {
2656
        /* Use the default "accelerator", tcg */
2657
        p = "tcg";
2658
    }
2659

    
2660
    while (!accel_initialised && *p != '\0') {
2661
        if (*p == ':') {
2662
            p++;
2663
        }
2664
        p = get_opt_name(buf, sizeof (buf), p, ':');
2665
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2666
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2667
                if (!accel_list[i].available()) {
2668
                    printf("%s not supported for this target\n",
2669
                           accel_list[i].name);
2670
                    continue;
2671
                }
2672
                *(accel_list[i].allowed) = true;
2673
                ret = accel_list[i].init();
2674
                if (ret < 0) {
2675
                    init_failed = true;
2676
                    fprintf(stderr, "failed to initialize %s: %s\n",
2677
                            accel_list[i].name,
2678
                            strerror(-ret));
2679
                    *(accel_list[i].allowed) = false;
2680
                } else {
2681
                    accel_initialised = true;
2682
                }
2683
                break;
2684
            }
2685
        }
2686
        if (i == ARRAY_SIZE(accel_list)) {
2687
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2688
        }
2689
    }
2690

    
2691
    if (!accel_initialised) {
2692
        if (!init_failed) {
2693
            fprintf(stderr, "No accelerator found!\n");
2694
        }
2695
        exit(1);
2696
    }
2697

    
2698
    if (init_failed) {
2699
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2700
    }
2701

    
2702
    return !accel_initialised;
2703
}
2704

    
2705
void qemu_add_exit_notifier(Notifier *notify)
2706
{
2707
    notifier_list_add(&exit_notifiers, notify);
2708
}
2709

    
2710
void qemu_remove_exit_notifier(Notifier *notify)
2711
{
2712
    notifier_remove(notify);
2713
}
2714

    
2715
static void qemu_run_exit_notifiers(void)
2716
{
2717
    notifier_list_notify(&exit_notifiers, NULL);
2718
}
2719

    
2720
void qemu_add_machine_init_done_notifier(Notifier *notify)
2721
{
2722
    notifier_list_add(&machine_init_done_notifiers, notify);
2723
}
2724

    
2725
static void qemu_run_machine_init_done_notifiers(void)
2726
{
2727
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2728
}
2729

    
2730
static const QEMUOption *lookup_opt(int argc, char **argv,
2731
                                    const char **poptarg, int *poptind)
2732
{
2733
    const QEMUOption *popt;
2734
    int optind = *poptind;
2735
    char *r = argv[optind];
2736
    const char *optarg;
2737

    
2738
    loc_set_cmdline(argv, optind, 1);
2739
    optind++;
2740
    /* Treat --foo the same as -foo.  */
2741
    if (r[1] == '-')
2742
        r++;
2743
    popt = qemu_options;
2744
    for(;;) {
2745
        if (!popt->name) {
2746
            error_report("invalid option");
2747
            exit(1);
2748
        }
2749
        if (!strcmp(popt->name, r + 1))
2750
            break;
2751
        popt++;
2752
    }
2753
    if (popt->flags & HAS_ARG) {
2754
        if (optind >= argc) {
2755
            error_report("requires an argument");
2756
            exit(1);
2757
        }
2758
        optarg = argv[optind++];
2759
        loc_set_cmdline(argv, optind - 2, 2);
2760
    } else {
2761
        optarg = NULL;
2762
    }
2763

    
2764
    *poptarg = optarg;
2765
    *poptind = optind;
2766

    
2767
    return popt;
2768
}
2769

    
2770
static gpointer malloc_and_trace(gsize n_bytes)
2771
{
2772
    void *ptr = malloc(n_bytes);
2773
    trace_g_malloc(n_bytes, ptr);
2774
    return ptr;
2775
}
2776

    
2777
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2778
{
2779
    void *ptr = realloc(mem, n_bytes);
2780
    trace_g_realloc(mem, n_bytes, ptr);
2781
    return ptr;
2782
}
2783

    
2784
static void free_and_trace(gpointer mem)
2785
{
2786
    trace_g_free(mem);
2787
    free(mem);
2788
}
2789

    
2790
static int object_set_property(const char *name, const char *value, void *opaque)
2791
{
2792
    Object *obj = OBJECT(opaque);
2793
    StringInputVisitor *siv;
2794
    Error *local_err = NULL;
2795

    
2796
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2797
        return 0;
2798
    }
2799

    
2800
    siv = string_input_visitor_new(value);
2801
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2802
    string_input_visitor_cleanup(siv);
2803

    
2804
    if (local_err) {
2805
        qerror_report_err(local_err);
2806
        error_free(local_err);
2807
        return -1;
2808
    }
2809

    
2810
    return 0;
2811
}
2812

    
2813
static int object_create(QemuOpts *opts, void *opaque)
2814
{
2815
    const char *type = qemu_opt_get(opts, "qom-type");
2816
    const char *id = qemu_opts_id(opts);
2817
    Object *obj;
2818

    
2819
    g_assert(type != NULL);
2820

    
2821
    if (id == NULL) {
2822
        qerror_report(QERR_MISSING_PARAMETER, "id");
2823
        return -1;
2824
    }
2825

    
2826
    obj = object_new(type);
2827
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2828
        return -1;
2829
    }
2830

    
2831
    object_property_add_child(container_get(object_get_root(), "/objects"),
2832
                              id, obj, NULL);
2833

    
2834
    return 0;
2835
}
2836

    
2837
int main(int argc, char **argv, char **envp)
2838
{
2839
    int i;
2840
    int snapshot, linux_boot;
2841
    const char *icount_option = NULL;
2842
    const char *initrd_filename;
2843
    const char *kernel_filename, *kernel_cmdline;
2844
    const char *boot_order = NULL;
2845
    DisplayState *ds;
2846
    int cyls, heads, secs, translation;
2847
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2848
    QemuOptsList *olist;
2849
    int optind;
2850
    const char *optarg;
2851
    const char *loadvm = NULL;
2852
    QEMUMachine *machine;
2853
    const char *cpu_model;
2854
    const char *vga_model = "none";
2855
    const char *pid_file = NULL;
2856
    const char *incoming = NULL;
2857
#ifdef CONFIG_VNC
2858
    int show_vnc_port = 0;
2859
#endif
2860
    bool defconfig = true;
2861
    bool userconfig = true;
2862
    const char *log_mask = NULL;
2863
    const char *log_file = NULL;
2864
    GMemVTable mem_trace = {
2865
        .malloc = malloc_and_trace,
2866
        .realloc = realloc_and_trace,
2867
        .free = free_and_trace,
2868
    };
2869
    const char *trace_events = NULL;
2870
    const char *trace_file = NULL;
2871

    
2872
    atexit(qemu_run_exit_notifiers);
2873
    error_set_progname(argv[0]);
2874

    
2875
    g_mem_set_vtable(&mem_trace);
2876
    if (!g_thread_supported()) {
2877
#if !GLIB_CHECK_VERSION(2, 31, 0)
2878
        g_thread_init(NULL);
2879
#else
2880
        fprintf(stderr, "glib threading failed to initialize.\n");
2881
        exit(1);
2882
#endif
2883
    }
2884

    
2885
    module_call_init(MODULE_INIT_QOM);
2886

    
2887
    qemu_add_opts(&qemu_drive_opts);
2888
    qemu_add_opts(&qemu_chardev_opts);
2889
    qemu_add_opts(&qemu_device_opts);
2890
    qemu_add_opts(&qemu_netdev_opts);
2891
    qemu_add_opts(&qemu_net_opts);
2892
    qemu_add_opts(&qemu_rtc_opts);
2893
    qemu_add_opts(&qemu_global_opts);
2894
    qemu_add_opts(&qemu_mon_opts);
2895
    qemu_add_opts(&qemu_trace_opts);
2896
    qemu_add_opts(&qemu_option_rom_opts);
2897
    qemu_add_opts(&qemu_machine_opts);
2898
    qemu_add_opts(&qemu_boot_opts);
2899
    qemu_add_opts(&qemu_sandbox_opts);
2900
    qemu_add_opts(&qemu_add_fd_opts);
2901
    qemu_add_opts(&qemu_object_opts);
2902
    qemu_add_opts(&qemu_tpmdev_opts);
2903
    qemu_add_opts(&qemu_realtime_opts);
2904

    
2905
    runstate_init();
2906

    
2907
    init_clocks();
2908
    rtc_clock = host_clock;
2909

    
2910
    qemu_cache_utils_init(envp);
2911

    
2912
    QLIST_INIT (&vm_change_state_head);
2913
    os_setup_early_signal_handling();
2914

    
2915
    module_call_init(MODULE_INIT_MACHINE);
2916
    machine = find_default_machine();
2917
    cpu_model = NULL;
2918
    ram_size = 0;
2919
    snapshot = 0;
2920
    cyls = heads = secs = 0;
2921
    translation = BIOS_ATA_TRANSLATION_AUTO;
2922

    
2923
    for (i = 0; i < MAX_NODES; i++) {
2924
        node_mem[i] = 0;
2925
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2926
    }
2927

    
2928
    nb_numa_nodes = 0;
2929
    nb_nics = 0;
2930

    
2931
    bdrv_init_with_whitelist();
2932

    
2933
    autostart= 1;
2934

    
2935
    /* first pass of option parsing */
2936
    optind = 1;
2937
    while (optind < argc) {
2938
        if (argv[optind][0] != '-') {
2939
            /* disk image */
2940
            optind++;
2941
            continue;
2942
        } else {
2943
            const QEMUOption *popt;
2944

    
2945
            popt = lookup_opt(argc, argv, &optarg, &optind);
2946
            switch (popt->index) {
2947
            case QEMU_OPTION_nodefconfig:
2948
                defconfig = false;
2949
                break;
2950
            case QEMU_OPTION_nouserconfig:
2951
                userconfig = false;
2952
                break;
2953
            }
2954
        }
2955
    }
2956

    
2957
    if (defconfig) {
2958
        int ret;
2959
        ret = qemu_read_default_config_files(userconfig);
2960
        if (ret < 0) {
2961
            exit(1);
2962
        }
2963
    }
2964

    
2965
    /* second pass of option parsing */
2966
    optind = 1;
2967
    for(;;) {
2968
        if (optind >= argc)
2969
            break;
2970
        if (argv[optind][0] != '-') {
2971
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2972
        } else {
2973
            const QEMUOption *popt;
2974

    
2975
            popt = lookup_opt(argc, argv, &optarg, &optind);
2976
            if (!(popt->arch_mask & arch_type)) {
2977
                printf("Option %s not supported for this target\n", popt->name);
2978
                exit(1);
2979
            }
2980
            switch(popt->index) {
2981
            case QEMU_OPTION_M:
2982
                machine = machine_parse(optarg);
2983
                break;
2984
            case QEMU_OPTION_no_kvm_irqchip: {
2985
                olist = qemu_find_opts("machine");
2986
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2987
                break;
2988
            }
2989
            case QEMU_OPTION_cpu:
2990
                /* hw initialization will check this */
2991
                cpu_model = optarg;
2992
                break;
2993
            case QEMU_OPTION_hda:
2994
                {
2995
                    char buf[256];
2996
                    if (cyls == 0)
2997
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2998
                    else
2999
                        snprintf(buf, sizeof(buf),
3000
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
3001
                                 HD_OPTS , cyls, heads, secs,
3002
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
3003
                                 ",trans=lba" :
3004
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
3005
                                 ",trans=none" : "");
3006
                    drive_add(IF_DEFAULT, 0, optarg, buf);
3007
                    break;
3008
                }
3009
            case QEMU_OPTION_hdb:
3010
            case QEMU_OPTION_hdc:
3011
            case QEMU_OPTION_hdd:
3012
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
3013
                          HD_OPTS);
3014
                break;
3015
            case QEMU_OPTION_drive:
3016
                if (drive_def(optarg) == NULL) {
3017
                    exit(1);
3018
                }
3019
                break;
3020
            case QEMU_OPTION_set:
3021
                if (qemu_set_option(optarg) != 0)
3022
                    exit(1);
3023
                break;
3024
            case QEMU_OPTION_global:
3025
                if (qemu_global_option(optarg) != 0)
3026
                    exit(1);
3027
                break;
3028
            case QEMU_OPTION_mtdblock:
3029
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
3030
                break;
3031
            case QEMU_OPTION_sd:
3032
                drive_add(IF_SD, -1, optarg, SD_OPTS);
3033
                break;
3034
            case QEMU_OPTION_pflash:
3035
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3036
                break;
3037
            case QEMU_OPTION_snapshot:
3038
                snapshot = 1;
3039
                break;
3040
            case QEMU_OPTION_hdachs:
3041
                {
3042
                    const char *p;
3043
                    p = optarg;
3044
                    cyls = strtol(p, (char **)&p, 0);
3045
                    if (cyls < 1 || cyls > 16383)
3046
                        goto chs_fail;
3047
                    if (*p != ',')
3048
                        goto chs_fail;
3049
                    p++;
3050
                    heads = strtol(p, (char **)&p, 0);
3051
                    if (heads < 1 || heads > 16)
3052
                        goto chs_fail;
3053
                    if (*p != ',')
3054
                        goto chs_fail;
3055
                    p++;
3056
                    secs = strtol(p, (char **)&p, 0);
3057
                    if (secs < 1 || secs > 63)
3058
                        goto chs_fail;
3059
                    if (*p == ',') {
3060
                        p++;
3061
                        if (!strcmp(p, "none"))
3062
                            translation = BIOS_ATA_TRANSLATION_NONE;
3063
                        else if (!strcmp(p, "lba"))
3064
                            translation = BIOS_ATA_TRANSLATION_LBA;
3065
                        else if (!strcmp(p, "auto"))
3066
                            translation = BIOS_ATA_TRANSLATION_AUTO;
3067
                        else
3068
                            goto chs_fail;
3069
                    } else if (*p != '\0') {
3070
                    chs_fail:
3071
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
3072
                        exit(1);
3073
                    }
3074
                    if (hda_opts != NULL) {
3075
                        char num[16];
3076
                        snprintf(num, sizeof(num), "%d", cyls);
3077
                        qemu_opt_set(hda_opts, "cyls", num);
3078
                        snprintf(num, sizeof(num), "%d", heads);
3079
                        qemu_opt_set(hda_opts, "heads", num);
3080
                        snprintf(num, sizeof(num), "%d", secs);
3081
                        qemu_opt_set(hda_opts, "secs", num);
3082
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
3083
                            qemu_opt_set(hda_opts, "trans", "lba");
3084
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
3085
                            qemu_opt_set(hda_opts, "trans", "none");
3086
                    }
3087
                }
3088
                break;
3089
            case QEMU_OPTION_numa:
3090
                numa_add(optarg);
3091
                break;
3092
            case QEMU_OPTION_display:
3093
                display_type = select_display(optarg);
3094
                break;
3095
            case QEMU_OPTION_nographic:
3096
                display_type = DT_NOGRAPHIC;
3097
                break;
3098
            case QEMU_OPTION_curses:
3099
#ifdef CONFIG_CURSES
3100
                display_type = DT_CURSES;
3101
#else
3102
                fprintf(stderr, "Curses support is disabled\n");
3103
                exit(1);
3104
#endif
3105
                break;
3106
            case QEMU_OPTION_portrait:
3107
                graphic_rotate = 90;
3108
                break;
3109
            case QEMU_OPTION_rotate:
3110
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3111
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3112
                    graphic_rotate != 180 && graphic_rotate != 270) {
3113
                    fprintf(stderr,
3114
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3115
                    exit(1);
3116
                }
3117
                break;
3118
            case QEMU_OPTION_kernel:
3119
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3120
                break;
3121
            case QEMU_OPTION_initrd:
3122
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3123
                break;
3124
            case QEMU_OPTION_append:
3125
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3126
                break;
3127
            case QEMU_OPTION_dtb:
3128
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3129
                break;
3130
            case QEMU_OPTION_cdrom:
3131
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3132
                break;
3133
            case QEMU_OPTION_boot:
3134
                opts = qemu_opts_parse(qemu_find_opts("boot-opts"), optarg, 1);
3135
                if (!opts) {
3136
                    exit(1);
3137
                }
3138
                break;
3139
            case QEMU_OPTION_fda:
3140
            case QEMU_OPTION_fdb:
3141
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3142
                          optarg, FD_OPTS);
3143
                break;
3144
            case QEMU_OPTION_no_fd_bootchk:
3145
                fd_bootchk = 0;
3146
                break;
3147
            case QEMU_OPTION_netdev:
3148
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3149
                    exit(1);
3150
                }
3151
                break;
3152
            case QEMU_OPTION_net:
3153
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3154
                    exit(1);
3155
                }
3156
                break;
3157
#ifdef CONFIG_LIBISCSI
3158
            case QEMU_OPTION_iscsi:
3159
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3160
                if (!opts) {
3161
                    exit(1);
3162
                }
3163
                break;
3164
#endif
3165
#ifdef CONFIG_SLIRP
3166
            case QEMU_OPTION_tftp:
3167
                legacy_tftp_prefix = optarg;
3168
                break;
3169
            case QEMU_OPTION_bootp:
3170
                legacy_bootp_filename = optarg;
3171
                break;
3172
            case QEMU_OPTION_redir:
3173
                if (net_slirp_redir(optarg) < 0)
3174
                    exit(1);
3175
                break;
3176
#endif
3177
            case QEMU_OPTION_bt:
3178
                add_device_config(DEV_BT, optarg);
3179
                break;
3180
            case QEMU_OPTION_audio_help:
3181
                AUD_help ();
3182
                exit (0);
3183
                break;
3184
            case QEMU_OPTION_soundhw:
3185
                select_soundhw (optarg);
3186
                break;
3187
            case QEMU_OPTION_h:
3188
                help(0);
3189
                break;
3190
            case QEMU_OPTION_version:
3191
                version();
3192
                exit(0);
3193
                break;
3194
            case QEMU_OPTION_m: {
3195
                int64_t value;
3196
                uint64_t sz;
3197
                char *end;
3198

    
3199
                value = strtosz(optarg, &end);
3200
                if (value < 0 || *end) {
3201
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3202
                    exit(1);
3203
                }
3204
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3205
                ram_size = sz;
3206
                if (ram_size != sz) {
3207
                    fprintf(stderr, "qemu: ram size too large\n");
3208
                    exit(1);
3209
                }
3210
                break;
3211
            }
3212
#ifdef CONFIG_TPM
3213
            case QEMU_OPTION_tpmdev:
3214
                if (tpm_config_parse(qemu_find_opts("tpmdev"), optarg) < 0) {
3215
                    exit(1);
3216
                }
3217
                break;
3218
#endif
3219
            case QEMU_OPTION_mempath:
3220
                mem_path = optarg;
3221
                break;
3222
#ifdef MAP_POPULATE
3223
            case QEMU_OPTION_mem_prealloc:
3224
                mem_prealloc = 1;
3225
                break;
3226
#endif
3227
            case QEMU_OPTION_d:
3228
                log_mask = optarg;
3229
                break;
3230
            case QEMU_OPTION_D:
3231
                log_file = optarg;
3232
                break;
3233
            case QEMU_OPTION_s:
3234
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3235
                break;
3236
            case QEMU_OPTION_gdb:
3237
                add_device_config(DEV_GDB, optarg);
3238
                break;
3239
            case QEMU_OPTION_L:
3240
                if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3241
                    data_dir[data_dir_idx++] = optarg;
3242
                }
3243
                break;
3244
            case QEMU_OPTION_bios:
3245
                bios_name = optarg;
3246
                break;
3247
            case QEMU_OPTION_singlestep:
3248
                singlestep = 1;
3249
                break;
3250
            case QEMU_OPTION_S:
3251
                autostart = 0;
3252
                break;
3253
            case QEMU_OPTION_k:
3254
                keyboard_layout = optarg;
3255
                break;
3256
            case QEMU_OPTION_localtime:
3257
                rtc_utc = 0;
3258
                break;
3259
            case QEMU_OPTION_vga:
3260
                vga_model = optarg;
3261
                default_vga = 0;
3262
                break;
3263
            case QEMU_OPTION_g:
3264
                {
3265
                    const char *p;
3266
                    int w, h, depth;
3267
                    p = optarg;
3268
                    w = strtol(p, (char **)&p, 10);
3269
                    if (w <= 0) {
3270
                    graphic_error:
3271
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3272
                        exit(1);
3273
                    }
3274
                    if (*p != 'x')
3275
                        goto graphic_error;
3276
                    p++;
3277
                    h = strtol(p, (char **)&p, 10);
3278
                    if (h <= 0)
3279
                        goto graphic_error;
3280
                    if (*p == 'x') {
3281
                        p++;
3282
                        depth = strtol(p, (char **)&p, 10);
3283
                        if (depth != 8 && depth != 15 && depth != 16 &&
3284
                            depth != 24 && depth != 32)
3285
                            goto graphic_error;
3286
                    } else if (*p == '\0') {
3287
                        depth = graphic_depth;
3288
                    } else {
3289
                        goto graphic_error;
3290
                    }
3291

    
3292
                    graphic_width = w;
3293
                    graphic_height = h;
3294
                    graphic_depth = depth;
3295
                }
3296
                break;
3297
            case QEMU_OPTION_echr:
3298
                {
3299
                    char *r;
3300
                    term_escape_char = strtol(optarg, &r, 0);
3301
                    if (r == optarg)
3302
                        printf("Bad argument to echr\n");
3303
                    break;
3304
                }
3305
            case QEMU_OPTION_monitor:
3306
                default_monitor = 0;
3307
                if (strncmp(optarg, "none", 4)) {
3308
                    monitor_parse(optarg, "readline");
3309
                }
3310
                break;
3311
            case QEMU_OPTION_qmp:
3312
                monitor_parse(optarg, "control");
3313
                default_monitor = 0;
3314
                break;
3315
            case QEMU_OPTION_mon:
3316
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3317
                if (!opts) {
3318
                    exit(1);
3319
                }
3320
                default_monitor = 0;
3321
                break;
3322
            case QEMU_OPTION_chardev:
3323
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3324
                if (!opts) {
3325
                    exit(1);
3326
                }
3327
                break;
3328
            case QEMU_OPTION_fsdev:
3329
                olist = qemu_find_opts("fsdev");
3330
                if (!olist) {
3331
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3332
                    exit(1);
3333
                }
3334
                opts = qemu_opts_parse(olist, optarg, 1);
3335
                if (!opts) {
3336
                    exit(1);
3337
                }
3338
                break;
3339
            case QEMU_OPTION_virtfs: {
3340
                QemuOpts *fsdev;
3341
                QemuOpts *device;
3342
                const char *writeout, *sock_fd, *socket;
3343

    
3344
                olist = qemu_find_opts("virtfs");
3345
                if (!olist) {
3346
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3347
                    exit(1);
3348
                }
3349
                opts = qemu_opts_parse(olist, optarg, 1);
3350
                if (!opts) {
3351
                    exit(1);
3352
                }
3353

    
3354
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3355
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3356
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3357
                    exit(1);
3358
                }
3359
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3360
                                         qemu_opt_get(opts, "mount_tag"),
3361
                                         1, NULL);
3362
                if (!fsdev) {
3363
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3364
                            qemu_opt_get(opts, "mount_tag"));
3365
                    exit(1);
3366
                }
3367

    
3368
                writeout = qemu_opt_get(opts, "writeout");
3369
                if (writeout) {
3370
#ifdef CONFIG_SYNC_FILE_RANGE
3371
                    qemu_opt_set(fsdev, "writeout", writeout);
3372
#else
3373
                    fprintf(stderr, "writeout=immediate not supported on "
3374
                            "this platform\n");
3375
                    exit(1);
3376
#endif
3377
                }
3378
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3379
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3380
                qemu_opt_set(fsdev, "security_model",
3381
                             qemu_opt_get(opts, "security_model"));
3382
                socket = qemu_opt_get(opts, "socket");
3383
                if (socket) {
3384
                    qemu_opt_set(fsdev, "socket", socket);
3385
                }
3386
                sock_fd = qemu_opt_get(opts, "sock_fd");
3387
                if (sock_fd) {
3388
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3389
                }
3390

    
3391
                qemu_opt_set_bool(fsdev, "readonly",
3392
                                qemu_opt_get_bool(opts, "readonly", 0));
3393
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3394
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3395
                qemu_opt_set(device, "fsdev",
3396
                             qemu_opt_get(opts, "mount_tag"));
3397
                qemu_opt_set(device, "mount_tag",
3398
                             qemu_opt_get(opts, "mount_tag"));
3399
                break;
3400
            }
3401
            case QEMU_OPTION_virtfs_synth: {
3402
                QemuOpts *fsdev;
3403
                QemuOpts *device;
3404

    
3405
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3406
                                         1, NULL);
3407
                if (!fsdev) {
3408
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3409
                    exit(1);
3410
                }
3411
                qemu_opt_set(fsdev, "fsdriver", "synth");
3412

    
3413
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3414
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3415
                qemu_opt_set(device, "fsdev", "v_synth");
3416
                qemu_opt_set(device, "mount_tag", "v_synth");
3417
                break;
3418
            }
3419
            case QEMU_OPTION_serial:
3420
                add_device_config(DEV_SERIAL, optarg);
3421
                default_serial = 0;
3422
                if (strncmp(optarg, "mon:", 4) == 0) {
3423
                    default_monitor = 0;
3424
                }
3425
                break;
3426
            case QEMU_OPTION_watchdog:
3427
                if (watchdog) {
3428
                    fprintf(stderr,
3429
                            "qemu: only one watchdog option may be given\n");
3430
                    return 1;
3431
                }
3432
                watchdog = optarg;
3433
                break;
3434
            case QEMU_OPTION_watchdog_action:
3435
                if (select_watchdog_action(optarg) == -1) {
3436
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3437
                    exit(1);
3438
                }
3439
                break;
3440
            case QEMU_OPTION_virtiocon:
3441
                add_device_config(DEV_VIRTCON, optarg);
3442
                default_virtcon = 0;
3443
                if (strncmp(optarg, "mon:", 4) == 0) {
3444
                    default_monitor = 0;
3445
                }
3446
                break;
3447
            case QEMU_OPTION_parallel:
3448
                add_device_config(DEV_PARALLEL, optarg);
3449
                default_parallel = 0;
3450
                if (strncmp(optarg, "mon:", 4) == 0) {
3451
                    default_monitor = 0;
3452
                }
3453
                break;
3454
            case QEMU_OPTION_debugcon:
3455
                add_device_config(DEV_DEBUGCON, optarg);
3456
                break;
3457
            case QEMU_OPTION_loadvm:
3458
                loadvm = optarg;
3459
                break;
3460
            case QEMU_OPTION_full_screen:
3461
                full_screen = 1;
3462
                break;
3463
            case QEMU_OPTION_no_frame:
3464
                no_frame = 1;
3465
                break;
3466
            case QEMU_OPTION_alt_grab:
3467
                alt_grab = 1;
3468
                break;
3469
            case QEMU_OPTION_ctrl_grab:
3470
                ctrl_grab = 1;
3471
                break;
3472
            case QEMU_OPTION_no_quit:
3473
                no_quit = 1;
3474
                break;
3475
#ifdef CONFIG_SDL
3476
            case QEMU_OPTION_sdl:
3477
                display_type = DT_SDL;
3478
                break;
3479
#else
3480
            case QEMU_OPTION_sdl:
3481
                fprintf(stderr, "SDL support is disabled\n");
3482
                exit(1);
3483
#endif
3484
            case QEMU_OPTION_pidfile:
3485
                pid_file = optarg;
3486
                break;
3487
            case QEMU_OPTION_win2k_hack:
3488
                win2k_install_hack = 1;
3489
                break;
3490
            case QEMU_OPTION_rtc_td_hack: {
3491
                static GlobalProperty slew_lost_ticks[] = {
3492
                    {
3493
                        .driver   = "mc146818rtc",
3494
                        .property = "lost_tick_policy",
3495
                        .value    = "slew",
3496
                    },
3497
                    { /* end of list */ }
3498
                };
3499

    
3500
                qdev_prop_register_global_list(slew_lost_ticks);
3501
                break;
3502
            }
3503
            case QEMU_OPTION_acpitable:
3504
                opts = qemu_opts_parse(qemu_find_opts("acpi"), optarg, 1);
3505
                g_assert(opts != NULL);
3506
                do_acpitable_option(opts);
3507
                break;
3508
            case QEMU_OPTION_smbios:
3509
                do_smbios_option(optarg);
3510
                break;
3511
            case QEMU_OPTION_enable_kvm:
3512
                olist = qemu_find_opts("machine");
3513
                qemu_opts_parse(olist, "accel=kvm", 0);
3514
                break;
3515
            case QEMU_OPTION_machine:
3516
                olist = qemu_find_opts("machine");
3517
                opts = qemu_opts_parse(olist, optarg, 1);
3518
                if (!opts) {
3519
                    exit(1);
3520
                }
3521
                optarg = qemu_opt_get(opts, "type");
3522
                if (optarg) {
3523
                    machine = machine_parse(optarg);
3524
                }
3525
                break;
3526
             case QEMU_OPTION_no_kvm:
3527
                olist = qemu_find_opts("machine");
3528
                qemu_opts_parse(olist, "accel=tcg", 0);
3529
                break;
3530
            case QEMU_OPTION_no_kvm_pit: {
3531
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3532
                                "separately.\n");
3533
                break;
3534
            }
3535
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3536
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3537
                    {
3538
                        .driver   = "kvm-pit",
3539
                        .property = "lost_tick_policy",
3540
                        .value    = "discard",
3541
                    },
3542
                    { /* end of list */ }
3543
                };
3544

    
3545
                fprintf(stderr, "Warning: option deprecated, use "
3546
                        "lost_tick_policy property of kvm-pit instead.\n");
3547
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3548
                break;
3549
            }
3550
            case QEMU_OPTION_usb:
3551
                olist = qemu_find_opts("machine");
3552
                qemu_opts_parse(olist, "usb=on", 0);
3553
                break;
3554
            case QEMU_OPTION_usbdevice:
3555
                olist = qemu_find_opts("machine");
3556
                qemu_opts_parse(olist, "usb=on", 0);
3557
                add_device_config(DEV_USB, optarg);
3558
                break;
3559
            case QEMU_OPTION_device:
3560
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3561
                    exit(1);
3562
                }
3563
                break;
3564
            case QEMU_OPTION_smp:
3565
                smp_parse(optarg);
3566
                if (smp_cpus < 1) {
3567
                    fprintf(stderr, "Invalid number of CPUs\n");
3568
                    exit(1);
3569
                }
3570
                if (max_cpus < smp_cpus) {
3571
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3572
                            "smp\n");
3573
                    exit(1);
3574
                }
3575
                if (max_cpus > 255) {
3576
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3577
                    exit(1);
3578
                }
3579
                break;
3580
            case QEMU_OPTION_vnc:
3581
#ifdef CONFIG_VNC
3582
                display_remote++;
3583
                vnc_display = optarg;
3584
#else
3585
                fprintf(stderr, "VNC support is disabled\n");
3586
                exit(1);
3587
#endif
3588
                break;
3589
            case QEMU_OPTION_no_acpi:
3590
                acpi_enabled = 0;
3591
                break;
3592
            case QEMU_OPTION_no_hpet:
3593
                no_hpet = 1;
3594
                break;
3595
            case QEMU_OPTION_balloon:
3596
                if (balloon_parse(optarg) < 0) {
3597
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3598
                    exit(1);
3599
                }
3600
                break;
3601
            case QEMU_OPTION_no_reboot:
3602
                no_reboot = 1;
3603
                break;
3604
            case QEMU_OPTION_no_shutdown:
3605
                no_shutdown = 1;
3606
                break;
3607
            case QEMU_OPTION_show_cursor:
3608
                cursor_hide = 0;
3609
                break;
3610
            case QEMU_OPTION_uuid:
3611
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3612
                    fprintf(stderr, "Fail to parse UUID string."
3613
                            " Wrong format.\n");
3614
                    exit(1);
3615
                }
3616
                break;
3617
            case QEMU_OPTION_option_rom:
3618
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3619
                    fprintf(stderr, "Too many option ROMs\n");
3620
                    exit(1);
3621
                }
3622
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3623
                if (!opts) {
3624
                    exit(1);
3625
                }
3626
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3627
                option_rom[nb_option_roms].bootindex =
3628
                    qemu_opt_get_number(opts, "bootindex", -1);
3629
                if (!option_rom[nb_option_roms].name) {
3630
                    fprintf(stderr, "Option ROM file is not specified\n");
3631
                    exit(1);
3632
                }
3633
                nb_option_roms++;
3634
                break;
3635
            case QEMU_OPTION_semihosting:
3636
                semihosting_enabled = 1;
3637
                break;
3638
            case QEMU_OPTION_tdf:
3639
                fprintf(stderr, "Warning: user space PIT time drift fix "
3640
                                "is no longer supported.\n");
3641
                break;
3642
            case QEMU_OPTION_name:
3643
                qemu_name = g_strdup(optarg);
3644
                 {
3645
                     char *p = strchr(qemu_name, ',');
3646
                     if (p != NULL) {
3647
                        *p++ = 0;
3648
                        if (strncmp(p, "process=", 8)) {
3649
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3650
                            exit(1);
3651
                        }
3652
                        p += 8;
3653
                        os_set_proc_name(p);
3654
                     }
3655
                 }
3656
                break;
3657
            case QEMU_OPTION_prom_env:
3658
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3659
                    fprintf(stderr, "Too many prom variables\n");
3660
                    exit(1);
3661
                }
3662
                prom_envs[nb_prom_envs] = optarg;
3663
                nb_prom_envs++;
3664
                break;
3665
            case QEMU_OPTION_old_param:
3666
                old_param = 1;
3667
                break;
3668
            case QEMU_OPTION_clock:
3669
                configure_alarms(optarg);
3670
                break;
3671
            case QEMU_OPTION_startdate:
3672
                configure_rtc_date_offset(optarg, 1);
3673
                break;
3674
            case QEMU_OPTION_rtc:
3675
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3676
                if (!opts) {
3677
                    exit(1);
3678
                }
3679
                configure_rtc(opts);
3680
                break;
3681
            case QEMU_OPTION_tb_size:
3682
                tcg_tb_size = strtol(optarg, NULL, 0);
3683
                if (tcg_tb_size < 0) {
3684
                    tcg_tb_size = 0;
3685
                }
3686
                break;
3687
            case QEMU_OPTION_icount:
3688
                icount_option = optarg;
3689
                break;
3690
            case QEMU_OPTION_incoming:
3691
                incoming = optarg;
3692
                runstate_set(RUN_STATE_INMIGRATE);
3693
                break;
3694
            case QEMU_OPTION_nodefaults:
3695
                default_serial = 0;
3696
                default_parallel = 0;
3697
                default_virtcon = 0;
3698
                default_sclp = 0;
3699
                default_monitor = 0;
3700
                default_net = 0;
3701
                default_floppy = 0;
3702
                default_cdrom = 0;
3703
                default_sdcard = 0;
3704
                default_vga = 0;
3705
                break;
3706
            case QEMU_OPTION_xen_domid:
3707
                if (!(xen_available())) {
3708
                    printf("Option %s not supported for this target\n", popt->name);
3709
                    exit(1);
3710
                }
3711
                xen_domid = atoi(optarg);
3712
                break;
3713
            case QEMU_OPTION_xen_create:
3714
                if (!(xen_available())) {
3715
                    printf("Option %s not supported for this target\n", popt->name);
3716
                    exit(1);
3717
                }
3718
                xen_mode = XEN_CREATE;
3719
                break;
3720
            case QEMU_OPTION_xen_attach:
3721
                if (!(xen_available())) {
3722
                    printf("Option %s not supported for this target\n", popt->name);
3723
                    exit(1);
3724
                }
3725
                xen_mode = XEN_ATTACH;
3726
                break;
3727
            case QEMU_OPTION_trace:
3728
            {
3729
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3730
                if (!opts) {
3731
                    exit(1);
3732
                }
3733
                trace_events = qemu_opt_get(opts, "events");
3734
                trace_file = qemu_opt_get(opts, "file");
3735
                break;
3736
            }
3737
            case QEMU_OPTION_readconfig:
3738
                {
3739
                    int ret = qemu_read_config_file(optarg);
3740
                    if (ret < 0) {
3741
                        fprintf(stderr, "read config %s: %s\n", optarg,
3742
                            strerror(-ret));
3743
                        exit(1);
3744
                    }
3745
                    break;
3746
                }
3747
            case QEMU_OPTION_spice:
3748
                olist = qemu_find_opts("spice");
3749
                if (!olist) {
3750
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3751
                    exit(1);
3752
                }
3753
                opts = qemu_opts_parse(olist, optarg, 0);
3754
                if (!opts) {
3755
                    exit(1);
3756
                }
3757
                display_remote++;
3758
                break;
3759
            case QEMU_OPTION_writeconfig:
3760
                {
3761
                    FILE *fp;
3762
                    if (strcmp(optarg, "-") == 0) {
3763
                        fp = stdout;
3764
                    } else {
3765
                        fp = fopen(optarg, "w");
3766
                        if (fp == NULL) {
3767
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3768
                            exit(1);
3769
                        }
3770
                    }
3771
                    qemu_config_write(fp);
3772
                    fclose(fp);
3773
                    break;
3774
                }
3775
            case QEMU_OPTION_qtest:
3776
                qtest_chrdev = optarg;
3777
                break;
3778
            case QEMU_OPTION_qtest_log:
3779
                qtest_log = optarg;
3780
                break;
3781
            case QEMU_OPTION_sandbox:
3782
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3783
                if (!opts) {
3784
                    exit(1);
3785
                }
3786
                break;
3787
            case QEMU_OPTION_add_fd:
3788
#ifndef _WIN32
3789
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3790
                if (!opts) {
3791
                    exit(1);
3792
                }
3793
#else
3794
                error_report("File descriptor passing is disabled on this "
3795
                             "platform");
3796
                exit(1);
3797
#endif
3798
                break;
3799
            case QEMU_OPTION_object:
3800
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3801
                if (!opts) {
3802
                    exit(1);
3803
                }
3804
                break;
3805
            case QEMU_OPTION_realtime:
3806
                opts = qemu_opts_parse(qemu_find_opts("realtime"), optarg, 0);
3807
                if (!opts) {
3808
                    exit(1);
3809
                }
3810
                configure_realtime(opts);
3811
                break;
3812
            default:
3813
                os_parse_cmd_args(popt->index, optarg);
3814
            }
3815
        }
3816
    }
3817
    loc_set_none();
3818

    
3819
    if (qemu_init_main_loop()) {
3820
        fprintf(stderr, "qemu_init_main_loop failed\n");
3821
        exit(1);
3822
    }
3823

    
3824
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3825
        exit(1);
3826
    }
3827

    
3828
#ifndef _WIN32
3829
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3830
        exit(1);
3831
    }
3832

    
3833
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3834
        exit(1);
3835
    }
3836
#endif
3837

    
3838
    if (machine == NULL) {
3839
        fprintf(stderr, "No machine found.\n");
3840
        exit(1);
3841
    }
3842

    
3843
    if (machine->hw_version) {
3844
        qemu_set_version(machine->hw_version);
3845
    }
3846

    
3847
    if (qemu_opts_foreach(qemu_find_opts("object"),
3848
                          object_create, NULL, 0) != 0) {
3849
        exit(1);
3850
    }
3851

    
3852
    /* Init CPU def lists, based on config
3853
     * - Must be called after all the qemu_read_config_file() calls
3854
     * - Must be called before list_cpus()
3855
     * - Must be called before machine->init()
3856
     */
3857
    cpudef_init();
3858

    
3859
    if (cpu_model && is_help_option(cpu_model)) {
3860
        list_cpus(stdout, &fprintf, cpu_model);
3861
        exit(0);
3862
    }
3863

    
3864
    /* Open the logfile at this point, if necessary. We can't open the logfile
3865
     * when encountering either of the logging options (-d or -D) because the
3866
     * other one may be encountered later on the command line, changing the
3867
     * location or level of logging.
3868
     */
3869
    if (log_mask) {
3870
        int mask;
3871
        if (log_file) {
3872
            qemu_set_log_filename(log_file);
3873
        }
3874

    
3875
        mask = qemu_str_to_log_mask(log_mask);
3876
        if (!mask) {
3877
            qemu_print_log_usage(stdout);
3878
            exit(1);
3879
        }
3880
        qemu_set_log(mask);
3881
    }
3882

    
3883
    if (!trace_backend_init(trace_events, trace_file)) {
3884
        exit(1);
3885
    }
3886

    
3887
    /* If no data_dir is specified then try to find it relative to the
3888
       executable path.  */
3889
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3890
        data_dir[data_dir_idx] = os_find_datadir(argv[0]);
3891
        if (data_dir[data_dir_idx] != NULL) {
3892
            data_dir_idx++;
3893
        }
3894
    }
3895
    /* If all else fails use the install path specified when building. */
3896
    if (data_dir_idx < ARRAY_SIZE(data_dir)) {
3897
        data_dir[data_dir_idx++] = CONFIG_QEMU_DATADIR;
3898
    }
3899

    
3900
    /*
3901
     * Default to max_cpus = smp_cpus, in case the user doesn't
3902
     * specify a max_cpus value.
3903
     */
3904
    if (!max_cpus)
3905
        max_cpus = smp_cpus;
3906

    
3907
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3908
    if (smp_cpus > machine->max_cpus) {
3909
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3910
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3911
                machine->max_cpus);
3912
        exit(1);
3913
    }
3914

    
3915
    /*
3916
     * Get the default machine options from the machine if it is not already
3917
     * specified either by the configuration file or by the command line.
3918
     */
3919
    if (machine->default_machine_opts) {
3920
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3921
                               machine->default_machine_opts, 0);
3922
    }
3923

    
3924
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3925
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3926

    
3927
    if (machine->no_serial) {
3928
        default_serial = 0;
3929
    }
3930
    if (machine->no_parallel) {
3931
        default_parallel = 0;
3932
    }
3933
    if (!machine->use_virtcon) {
3934
        default_virtcon = 0;
3935
    }
3936
    if (!machine->use_sclp) {
3937
        default_sclp = 0;
3938
    }
3939
    if (machine->no_floppy) {
3940
        default_floppy = 0;
3941
    }
3942
    if (machine->no_cdrom) {
3943
        default_cdrom = 0;
3944
    }
3945
    if (machine->no_sdcard) {
3946
        default_sdcard = 0;
3947
    }
3948

    
3949
    if (is_daemonized()) {
3950
        /* According to documentation and historically, -nographic redirects
3951
         * serial port, parallel port and monitor to stdio, which does not work
3952
         * with -daemonize.  We can redirect these to null instead, but since
3953
         * -nographic is legacy, let's just error out.
3954
         * We disallow -nographic only if all other ports are not redirected
3955
         * explicitly, to not break existing legacy setups which uses
3956
         * -nographic _and_ redirects all ports explicitly - this is valid
3957
         * usage, -nographic is just a no-op in this case.
3958
         */
3959
        if (display_type == DT_NOGRAPHIC
3960
            && (default_parallel || default_serial
3961
                || default_monitor || default_virtcon)) {
3962
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
3963
            exit(1);
3964
        }
3965
#ifdef CONFIG_CURSES
3966
        if (display_type == DT_CURSES) {
3967
            fprintf(stderr, "curses display can not be used with -daemonize\n");
3968
            exit(1);
3969
        }
3970
#endif
3971
    }
3972

    
3973
    if (display_type == DT_NOGRAPHIC) {
3974
        if (default_parallel)
3975
            add_device_config(DEV_PARALLEL, "null");
3976
        if (default_serial && default_monitor) {
3977
            add_device_config(DEV_SERIAL, "mon:stdio");
3978
        } else if (default_virtcon && default_monitor) {
3979
            add_device_config(DEV_VIRTCON, "mon:stdio");
3980
        } else if (default_sclp && default_monitor) {
3981
            add_device_config(DEV_SCLP, "mon:stdio");
3982
        } else {
3983
            if (default_serial)
3984
                add_device_config(DEV_SERIAL, "stdio");
3985
            if (default_virtcon)
3986
                add_device_config(DEV_VIRTCON, "stdio");
3987
            if (default_sclp) {
3988
                add_device_config(DEV_SCLP, "stdio");
3989
            }
3990
            if (default_monitor)
3991
                monitor_parse("stdio", "readline");
3992
        }
3993
    } else {
3994
        if (default_serial)
3995
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3996
        if (default_parallel)
3997
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
3998
        if (default_monitor)
3999
            monitor_parse("vc:80Cx24C", "readline");
4000
        if (default_virtcon)
4001
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4002
        if (default_sclp) {
4003
            add_device_config(DEV_SCLP, "vc:80Cx24C");
4004
        }
4005
    }
4006

    
4007
    if (display_type == DT_DEFAULT && !display_remote) {
4008
#if defined(CONFIG_GTK)
4009
        display_type = DT_GTK;
4010
#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4011
        display_type = DT_SDL;
4012
#elif defined(CONFIG_VNC)
4013
        vnc_display = "localhost:0,to=99";
4014
        show_vnc_port = 1;
4015
#else
4016
        display_type = DT_NONE;
4017
#endif
4018
    }
4019

    
4020
    if ((no_frame || alt_grab || ctrl_grab) && display_type != DT_SDL) {
4021
        fprintf(stderr, "-no-frame, -alt-grab and -ctrl-grab are only valid "
4022
                        "for SDL, ignoring option\n");
4023
    }
4024
    if (no_quit && (display_type != DT_GTK && display_type != DT_SDL)) {
4025
        fprintf(stderr, "-no-quit is only valid for GTK and SDL, "
4026
                        "ignoring option\n");
4027
    }
4028

    
4029
#if defined(CONFIG_GTK)
4030
    if (display_type == DT_GTK) {
4031
        early_gtk_display_init();
4032
    }
4033
#endif
4034

    
4035
    socket_init();
4036

    
4037
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4038
        exit(1);
4039
#ifdef CONFIG_VIRTFS
4040
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4041
        exit(1);
4042
    }
4043
#endif
4044

    
4045
    os_daemonize();
4046

    
4047
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4048
        os_pidfile_error();
4049
        exit(1);
4050
    }
4051

    
4052
    /* init the memory */
4053
    if (ram_size == 0) {
4054
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4055
    }
4056

    
4057
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4058
        != 0) {
4059
        exit(0);
4060
    }
4061

    
4062
    configure_accelerator();
4063

    
4064
    if (!qtest_enabled() && qtest_chrdev) {
4065
        qtest_init();
4066
    }
4067

    
4068
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4069
    if (machine_opts) {
4070
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
4071
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
4072
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
4073
    } else {
4074
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
4075
    }
4076

    
4077
    if (!boot_order) {
4078
        boot_order = machine->boot_order;
4079
    }
4080
    opts = qemu_opts_find(qemu_find_opts("boot-opts"), NULL);
4081
    if (opts) {
4082
        char *normal_boot_order;
4083
        const char *order, *once;
4084

    
4085
        order = qemu_opt_get(opts, "order");
4086
        if (order) {
4087
            validate_bootdevices(order);
4088
            boot_order = order;
4089
        }
4090

    
4091
        once = qemu_opt_get(opts, "once");
4092
        if (once) {
4093
            validate_bootdevices(once);
4094
            normal_boot_order = g_strdup(boot_order);
4095
            boot_order = once;
4096
            qemu_register_reset(restore_boot_order, normal_boot_order);
4097
        }
4098

    
4099
        boot_menu = qemu_opt_get_bool(opts, "menu", boot_menu);
4100
    }
4101

    
4102
    if (!kernel_cmdline) {
4103
        kernel_cmdline = "";
4104
    }
4105

    
4106
    linux_boot = (kernel_filename != NULL);
4107

    
4108
    if (!linux_boot && *kernel_cmdline != '\0') {
4109
        fprintf(stderr, "-append only allowed with -kernel option\n");
4110
        exit(1);
4111
    }
4112

    
4113
    if (!linux_boot && initrd_filename != NULL) {
4114
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
4115
        exit(1);
4116
    }
4117

    
4118
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4119
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
4120
        exit(1);
4121
    }
4122

    
4123
    os_set_line_buffering();
4124

    
4125
    qemu_init_cpu_loop();
4126
    qemu_mutex_lock_iothread();
4127

    
4128
#ifdef CONFIG_SPICE
4129
    /* spice needs the timers to be initialized by this point */
4130
    qemu_spice_init();
4131
#endif
4132

    
4133
    if (icount_option && (kvm_enabled() || xen_enabled())) {
4134
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4135
        exit(1);
4136
    }
4137
    configure_icount(icount_option);
4138

    
4139
    /* clean up network at qemu process termination */
4140
    atexit(&net_cleanup);
4141

    
4142
    if (net_init_clients() < 0) {
4143
        exit(1);
4144
    }
4145

    
4146
#ifdef CONFIG_TPM
4147
    if (tpm_init() < 0) {
4148
        exit(1);
4149
    }
4150
#endif
4151

    
4152
    /* init the bluetooth world */
4153
    if (foreach_device_config(DEV_BT, bt_parse))
4154
        exit(1);
4155

    
4156
    if (!xen_enabled()) {
4157
        /* On 32-bit hosts, QEMU is limited by virtual address space */
4158
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4159
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4160
            exit(1);
4161
        }
4162
    }
4163

    
4164
    cpu_exec_init_all();
4165

    
4166
    blk_mig_init();
4167

    
4168
    /* open the virtual block devices */
4169
    if (snapshot)
4170
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4171
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4172
                          &machine->block_default_type, 1) != 0) {
4173
        exit(1);
4174
    }
4175

    
4176
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4177
                  CDROM_OPTS);
4178
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4179
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4180

    
4181
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4182

    
4183
    if (nb_numa_nodes > 0) {
4184
        int i;
4185

    
4186
        if (nb_numa_nodes > MAX_NODES) {
4187
            nb_numa_nodes = MAX_NODES;
4188
        }
4189

    
4190
        /* If no memory size if given for any node, assume the default case
4191
         * and distribute the available memory equally across all nodes
4192
         */
4193
        for (i = 0; i < nb_numa_nodes; i++) {
4194
            if (node_mem[i] != 0)
4195
                break;
4196
        }
4197
        if (i == nb_numa_nodes) {
4198
            uint64_t usedmem = 0;
4199

    
4200
            /* On Linux, the each node's border has to be 8MB aligned,
4201
             * the final node gets the rest.
4202
             */
4203
            for (i = 0; i < nb_numa_nodes - 1; i++) {
4204
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4205
                usedmem += node_mem[i];
4206
            }
4207
            node_mem[i] = ram_size - usedmem;
4208
        }
4209

    
4210
        for (i = 0; i < nb_numa_nodes; i++) {
4211
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4212
                break;
4213
            }
4214
        }
4215
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
4216
         * must cope with this anyway, because there are BIOSes out there in
4217
         * real machines which also use this scheme.
4218
         */
4219
        if (i == nb_numa_nodes) {
4220
            for (i = 0; i < max_cpus; i++) {
4221
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
4222
            }
4223
        }
4224
    }
4225

    
4226
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4227
        exit(1);
4228
    }
4229

    
4230
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4231
        exit(1);
4232
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4233
        exit(1);
4234
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4235
        exit(1);
4236
    if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4237
        exit(1);
4238
    }
4239
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4240
        exit(1);
4241

    
4242
    /* If no default VGA is requested, the default is "none".  */
4243
    if (default_vga) {
4244
        if (cirrus_vga_available()) {
4245
            vga_model = "cirrus";
4246
        } else if (vga_available()) {
4247
            vga_model = "std";
4248
        }
4249
    }
4250
    select_vgahw(vga_model);
4251

    
4252
    if (watchdog) {
4253
        i = select_watchdog(watchdog);
4254
        if (i > 0)
4255
            exit (i == 1 ? 1 : 0);
4256
    }
4257

    
4258
    if (machine->compat_props) {
4259
        qdev_prop_register_global_list(machine->compat_props);
4260
    }
4261
    qemu_add_globals();
4262

    
4263
    qdev_machine_init();
4264

    
4265
    QEMUMachineInitArgs args = { .ram_size = ram_size,
4266
                                 .boot_device = boot_order,
4267
                                 .kernel_filename = kernel_filename,
4268
                                 .kernel_cmdline = kernel_cmdline,
4269
                                 .initrd_filename = initrd_filename,
4270
                                 .cpu_model = cpu_model };
4271
    machine->init(&args);
4272

    
4273
    audio_init();
4274

    
4275
    cpu_synchronize_all_post_init();
4276

    
4277
    set_numa_modes();
4278

    
4279
    current_machine = machine;
4280

    
4281
    /* init USB devices */
4282
    if (usb_enabled(false)) {
4283
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
4284
            exit(1);
4285
    }
4286

    
4287
    /* init generic devices */
4288
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4289
        exit(1);
4290

    
4291
    net_check_clients();
4292

    
4293
    ds = init_displaystate();
4294

    
4295
    /* init local displays */
4296
    switch (display_type) {
4297
    case DT_NOGRAPHIC:
4298
        break;
4299
#if defined(CONFIG_CURSES)
4300
    case DT_CURSES:
4301
        curses_display_init(ds, full_screen);
4302
        break;
4303
#endif
4304
#if defined(CONFIG_SDL)
4305
    case DT_SDL:
4306
        sdl_display_init(ds, full_screen, no_frame);
4307
        break;
4308
#elif defined(CONFIG_COCOA)
4309
    case DT_SDL:
4310
        cocoa_display_init(ds, full_screen);
4311
        break;
4312
#endif
4313
#if defined(CONFIG_GTK)
4314
    case DT_GTK:
4315
        gtk_display_init(ds, full_screen);
4316
        break;
4317
#endif
4318
    default:
4319
        break;
4320
    }
4321

    
4322
    /* must be after terminal init, SDL library changes signal handlers */
4323
    os_setup_signal_handling();
4324

    
4325
#ifdef CONFIG_VNC
4326
    /* init remote displays */
4327
    if (vnc_display) {
4328
        Error *local_err = NULL;
4329
        vnc_display_init(ds);
4330
        vnc_display_open(ds, vnc_display, &local_err);
4331
        if (local_err != NULL) {
4332
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4333
                    vnc_display, error_get_pretty(local_err));
4334
            error_free(local_err);
4335
            exit(1);
4336
        }
4337

    
4338
        if (show_vnc_port) {
4339
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4340
        }
4341
    }
4342
#endif
4343
#ifdef CONFIG_SPICE
4344
    if (using_spice && !qxl_enabled) {
4345
        qemu_spice_display_init(ds);
4346
    }
4347
#endif
4348

    
4349
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4350
        exit(1);
4351
    }
4352

    
4353
    qdev_machine_creation_done();
4354

    
4355
    if (rom_load_all() != 0) {
4356
        fprintf(stderr, "rom loading failed\n");
4357
        exit(1);
4358
    }
4359

    
4360
    /* TODO: once all bus devices are qdevified, this should be done
4361
     * when bus is created by qdev.c */
4362
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4363
    qemu_run_machine_init_done_notifiers();
4364

    
4365
    qemu_system_reset(VMRESET_SILENT);
4366
    if (loadvm) {
4367
        if (load_vmstate(loadvm) < 0) {
4368
            autostart = 0;
4369
        }
4370
    }
4371

    
4372
    if (incoming) {
4373
        Error *local_err = NULL;
4374
        qemu_start_incoming_migration(incoming, &local_err);
4375
        if (local_err) {
4376
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4377
            error_free(local_err);
4378
            exit(1);
4379
        }
4380
    } else if (autostart) {
4381
        vm_start();
4382
    }
4383

    
4384
    os_setup_post();
4385

    
4386
    main_loop();
4387
    bdrv_close_all();
4388
    pause_all_vcpus();
4389
    res_free();
4390
#ifdef CONFIG_TPM
4391
    tpm_cleanup();
4392
#endif
4393

    
4394
    return 0;
4395
}