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/*
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 * QEMU System Emulator
3
 *
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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>
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#include <sys/select.h>
51

    
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#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>
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#else
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#include <util.h>
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#endif
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#else
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#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

    
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#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>
82
#include <syslog.h>
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#include <stropts.h>
84
#endif
85
#endif
86
#endif
87

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

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

    
96
#ifdef CONFIG_SDL
97
#if defined(__APPLE__) || defined(main)
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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/pc.h"
121
#include "hw/isa.h"
122
#include "hw/baum.h"
123
#include "hw/bt.h"
124
#include "hw/watchdog.h"
125
#include "hw/smbios.h"
126
#include "hw/xen.h"
127
#include "hw/qdev.h"
128
#include "hw/loader.h"
129
#include "bt/bt.h"
130
#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"
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#include "exec/gdbstub.h"
136
#include "qemu/timer.h"
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#include "char/char.h"
138
#include "qemu/cache-utils.h"
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#include "sysemu/blockdev.h"
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#include "hw/block-common.h"
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#include "migration/block.h"
142
#include "sysemu/dma.h"
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#include "audio/audio.h"
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#include "migration/migration.h"
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#include "sysemu/kvm.h"
146
#include "qapi/qmp/qjson.h"
147
#include "qemu/option.h"
148
#include "qemu/config-file.h"
149
#include "qemu-options.h"
150
#include "qmp-commands.h"
151
#include "qemu/main-loop.h"
152
#ifdef CONFIG_VIRTFS
153
#include "fsdev/qemu-fsdev.h"
154
#endif
155
#include "sysemu/qtest.h"
156

    
157
#include "disas/disas.h"
158

    
159
#include "qemu/sockets.h"
160

    
161
#include "slirp/libslirp.h"
162

    
163
#include "trace.h"
164
#include "trace/control.h"
165
#include "qemu/queue.h"
166
#include "sysemu/cpus.h"
167
#include "sysemu/arch_init.h"
168
#include "qemu/osdep.h"
169

    
170
#include "ui/qemu-spice.h"
171
#include "qapi/string-input-visitor.h"
172

    
173
//#define DEBUG_NET
174
//#define DEBUG_SLIRP
175

    
176
#define DEFAULT_RAM_SIZE 128
177

    
178
#define MAX_VIRTIO_CONSOLES 1
179
#define MAX_SCLP_CONSOLES 1
180

    
181
static const char *data_dir;
182
const char *bios_name = NULL;
183
enum vga_retrace_method vga_retrace_method = VGA_RETRACE_DUMB;
184
DisplayType display_type = DT_DEFAULT;
185
static int display_remote;
186
const char* keyboard_layout = NULL;
187
ram_addr_t ram_size;
188
const char *mem_path = NULL;
189
#ifdef MAP_POPULATE
190
int mem_prealloc = 0; /* force preallocation of physical target memory */
191
#endif
192
int nb_nics;
193
NICInfo nd_table[MAX_NICS];
194
int autostart;
195
static int rtc_utc = 1;
196
static int rtc_date_offset = -1; /* -1 means no change */
197
QEMUClock *rtc_clock;
198
int vga_interface_type = VGA_NONE;
199
static int full_screen = 0;
200
#ifdef CONFIG_SDL
201
static int no_frame = 0;
202
#endif
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
uint8_t *boot_splash_filedata;
236
size_t boot_splash_filedata_size;
237
uint8_t qemu_extra_params_fw[2];
238

    
239
typedef struct FWBootEntry FWBootEntry;
240

    
241
struct FWBootEntry {
242
    QTAILQ_ENTRY(FWBootEntry) link;
243
    int32_t bootindex;
244
    DeviceState *dev;
245
    char *suffix;
246
};
247

    
248
static QTAILQ_HEAD(, FWBootEntry) fw_boot_order =
249
    QTAILQ_HEAD_INITIALIZER(fw_boot_order);
250

    
251
int nb_numa_nodes;
252
uint64_t node_mem[MAX_NODES];
253
unsigned long *node_cpumask[MAX_NODES];
254

    
255
uint8_t qemu_uuid[16];
256

    
257
static QEMUBootSetHandler *boot_set_handler;
258
static void *boot_set_opaque;
259

    
260
static NotifierList exit_notifiers =
261
    NOTIFIER_LIST_INITIALIZER(exit_notifiers);
262

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

    
266
static bool tcg_allowed = true;
267
bool kvm_allowed;
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
    .head = QTAILQ_HEAD_INITIALIZER(qemu_boot_opts.head),
438
    .desc = {
439
        /* the three names below are not used now */
440
        {
441
            .name = "order",
442
            .type = QEMU_OPT_STRING,
443
        }, {
444
            .name = "once",
445
            .type = QEMU_OPT_STRING,
446
        }, {
447
            .name = "menu",
448
            .type = QEMU_OPT_STRING,
449
        /* following are really used */
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
        { /*End of list */ }
461
    },
462
};
463

    
464
static QemuOptsList qemu_add_fd_opts = {
465
    .name = "add-fd",
466
    .head = QTAILQ_HEAD_INITIALIZER(qemu_add_fd_opts.head),
467
    .desc = {
468
        {
469
            .name = "fd",
470
            .type = QEMU_OPT_NUMBER,
471
            .help = "file descriptor of which a duplicate is added to fd set",
472
        },{
473
            .name = "set",
474
            .type = QEMU_OPT_NUMBER,
475
            .help = "ID of the fd set to add fd to",
476
        },{
477
            .name = "opaque",
478
            .type = QEMU_OPT_STRING,
479
            .help = "free-form string used to describe fd",
480
        },
481
        { /* end of list */ }
482
    },
483
};
484

    
485
static QemuOptsList qemu_object_opts = {
486
    .name = "object",
487
    .implied_opt_name = "qom-type",
488
    .head = QTAILQ_HEAD_INITIALIZER(qemu_object_opts.head),
489
    .desc = {
490
        { }
491
    },
492
};
493

    
494
const char *qemu_get_vm_name(void)
495
{
496
    return qemu_name;
497
}
498

    
499
static void res_free(void)
500
{
501
    if (boot_splash_filedata != NULL) {
502
        g_free(boot_splash_filedata);
503
        boot_splash_filedata = NULL;
504
    }
505
}
506

    
507
static int default_driver_check(QemuOpts *opts, void *opaque)
508
{
509
    const char *driver = qemu_opt_get(opts, "driver");
510
    int i;
511

    
512
    if (!driver)
513
        return 0;
514
    for (i = 0; i < ARRAY_SIZE(default_list); i++) {
515
        if (strcmp(default_list[i].driver, driver) != 0)
516
            continue;
517
        *(default_list[i].flag) = 0;
518
    }
519
    return 0;
520
}
521

    
522
/***********************************************************/
523
/* QEMU state */
524

    
525
static RunState current_run_state = RUN_STATE_PRELAUNCH;
526

    
527
typedef struct {
528
    RunState from;
529
    RunState to;
530
} RunStateTransition;
531

    
532
static const RunStateTransition runstate_transitions_def[] = {
533
    /*     from      ->     to      */
534
    { RUN_STATE_DEBUG, RUN_STATE_RUNNING },
535

    
536
    { RUN_STATE_INMIGRATE, RUN_STATE_RUNNING },
537
    { RUN_STATE_INMIGRATE, RUN_STATE_PAUSED },
538

    
539
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_PAUSED },
540
    { RUN_STATE_INTERNAL_ERROR, RUN_STATE_FINISH_MIGRATE },
541

    
542
    { RUN_STATE_IO_ERROR, RUN_STATE_RUNNING },
543
    { RUN_STATE_IO_ERROR, RUN_STATE_FINISH_MIGRATE },
544

    
545
    { RUN_STATE_PAUSED, RUN_STATE_RUNNING },
546
    { RUN_STATE_PAUSED, RUN_STATE_FINISH_MIGRATE },
547

    
548
    { RUN_STATE_POSTMIGRATE, RUN_STATE_RUNNING },
549
    { RUN_STATE_POSTMIGRATE, RUN_STATE_FINISH_MIGRATE },
550

    
551
    { RUN_STATE_PRELAUNCH, RUN_STATE_RUNNING },
552
    { RUN_STATE_PRELAUNCH, RUN_STATE_FINISH_MIGRATE },
553
    { RUN_STATE_PRELAUNCH, RUN_STATE_INMIGRATE },
554

    
555
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_RUNNING },
556
    { RUN_STATE_FINISH_MIGRATE, RUN_STATE_POSTMIGRATE },
557

    
558
    { RUN_STATE_RESTORE_VM, RUN_STATE_RUNNING },
559

    
560
    { RUN_STATE_RUNNING, RUN_STATE_DEBUG },
561
    { RUN_STATE_RUNNING, RUN_STATE_INTERNAL_ERROR },
562
    { RUN_STATE_RUNNING, RUN_STATE_IO_ERROR },
563
    { RUN_STATE_RUNNING, RUN_STATE_PAUSED },
564
    { RUN_STATE_RUNNING, RUN_STATE_FINISH_MIGRATE },
565
    { RUN_STATE_RUNNING, RUN_STATE_RESTORE_VM },
566
    { RUN_STATE_RUNNING, RUN_STATE_SAVE_VM },
567
    { RUN_STATE_RUNNING, RUN_STATE_SHUTDOWN },
568
    { RUN_STATE_RUNNING, RUN_STATE_WATCHDOG },
569

    
570
    { RUN_STATE_SAVE_VM, RUN_STATE_RUNNING },
571

    
572
    { RUN_STATE_SHUTDOWN, RUN_STATE_PAUSED },
573
    { RUN_STATE_SHUTDOWN, RUN_STATE_FINISH_MIGRATE },
574

    
575
    { RUN_STATE_DEBUG, RUN_STATE_SUSPENDED },
576
    { RUN_STATE_RUNNING, RUN_STATE_SUSPENDED },
577
    { RUN_STATE_SUSPENDED, RUN_STATE_RUNNING },
578
    { RUN_STATE_SUSPENDED, RUN_STATE_FINISH_MIGRATE },
579

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

    
583
    { RUN_STATE_MAX, RUN_STATE_MAX },
584
};
585

    
586
static bool runstate_valid_transitions[RUN_STATE_MAX][RUN_STATE_MAX];
587

    
588
bool runstate_check(RunState state)
589
{
590
    return current_run_state == state;
591
}
592

    
593
static void runstate_init(void)
594
{
595
    const RunStateTransition *p;
596

    
597
    memset(&runstate_valid_transitions, 0, sizeof(runstate_valid_transitions));
598

    
599
    for (p = &runstate_transitions_def[0]; p->from != RUN_STATE_MAX; p++) {
600
        runstate_valid_transitions[p->from][p->to] = true;
601
    }
602
}
603

    
604
/* This function will abort() on invalid state transitions */
605
void runstate_set(RunState new_state)
606
{
607
    assert(new_state < RUN_STATE_MAX);
608

    
609
    if (!runstate_valid_transitions[current_run_state][new_state]) {
610
        fprintf(stderr, "ERROR: invalid runstate transition: '%s' -> '%s'\n",
611
                RunState_lookup[current_run_state],
612
                RunState_lookup[new_state]);
613
        abort();
614
    }
615

    
616
    current_run_state = new_state;
617
}
618

    
619
int runstate_is_running(void)
620
{
621
    return runstate_check(RUN_STATE_RUNNING);
622
}
623

    
624
StatusInfo *qmp_query_status(Error **errp)
625
{
626
    StatusInfo *info = g_malloc0(sizeof(*info));
627

    
628
    info->running = runstate_is_running();
629
    info->singlestep = singlestep;
630
    info->status = current_run_state;
631

    
632
    return info;
633
}
634

    
635
/***********************************************************/
636
/* real time host monotonic timer */
637

    
638
/***********************************************************/
639
/* host time/date access */
640
void qemu_get_timedate(struct tm *tm, int offset)
641
{
642
    time_t ti;
643

    
644
    time(&ti);
645
    ti += offset;
646
    if (rtc_date_offset == -1) {
647
        if (rtc_utc)
648
            gmtime_r(&ti, tm);
649
        else
650
            localtime_r(&ti, tm);
651
    } else {
652
        ti -= rtc_date_offset;
653
        gmtime_r(&ti, tm);
654
    }
655
}
656

    
657
int qemu_timedate_diff(struct tm *tm)
658
{
659
    time_t seconds;
660

    
661
    if (rtc_date_offset == -1)
662
        if (rtc_utc)
663
            seconds = mktimegm(tm);
664
        else {
665
            struct tm tmp = *tm;
666
            tmp.tm_isdst = -1; /* use timezone to figure it out */
667
            seconds = mktime(&tmp);
668
        }
669
    else
670
        seconds = mktimegm(tm) + rtc_date_offset;
671

    
672
    return seconds - time(NULL);
673
}
674

    
675
void rtc_change_mon_event(struct tm *tm)
676
{
677
    QObject *data;
678

    
679
    data = qobject_from_jsonf("{ 'offset': %d }", qemu_timedate_diff(tm));
680
    monitor_protocol_event(QEVENT_RTC_CHANGE, data);
681
    qobject_decref(data);
682
}
683

    
684
static void configure_rtc_date_offset(const char *startdate, int legacy)
685
{
686
    time_t rtc_start_date;
687
    struct tm tm;
688

    
689
    if (!strcmp(startdate, "now") && legacy) {
690
        rtc_date_offset = -1;
691
    } else {
692
        if (sscanf(startdate, "%d-%d-%dT%d:%d:%d",
693
                   &tm.tm_year,
694
                   &tm.tm_mon,
695
                   &tm.tm_mday,
696
                   &tm.tm_hour,
697
                   &tm.tm_min,
698
                   &tm.tm_sec) == 6) {
699
            /* OK */
700
        } else if (sscanf(startdate, "%d-%d-%d",
701
                          &tm.tm_year,
702
                          &tm.tm_mon,
703
                          &tm.tm_mday) == 3) {
704
            tm.tm_hour = 0;
705
            tm.tm_min = 0;
706
            tm.tm_sec = 0;
707
        } else {
708
            goto date_fail;
709
        }
710
        tm.tm_year -= 1900;
711
        tm.tm_mon--;
712
        rtc_start_date = mktimegm(&tm);
713
        if (rtc_start_date == -1) {
714
        date_fail:
715
            fprintf(stderr, "Invalid date format. Valid formats are:\n"
716
                            "'2006-06-17T16:01:21' or '2006-06-17'\n");
717
            exit(1);
718
        }
719
        rtc_date_offset = time(NULL) - rtc_start_date;
720
    }
721
}
722

    
723
static void configure_rtc(QemuOpts *opts)
724
{
725
    const char *value;
726

    
727
    value = qemu_opt_get(opts, "base");
728
    if (value) {
729
        if (!strcmp(value, "utc")) {
730
            rtc_utc = 1;
731
        } else if (!strcmp(value, "localtime")) {
732
            rtc_utc = 0;
733
        } else {
734
            configure_rtc_date_offset(value, 0);
735
        }
736
    }
737
    value = qemu_opt_get(opts, "clock");
738
    if (value) {
739
        if (!strcmp(value, "host")) {
740
            rtc_clock = host_clock;
741
        } else if (!strcmp(value, "rt")) {
742
            rtc_clock = rt_clock;
743
        } else if (!strcmp(value, "vm")) {
744
            rtc_clock = vm_clock;
745
        } else {
746
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
747
            exit(1);
748
        }
749
    }
750
    value = qemu_opt_get(opts, "driftfix");
751
    if (value) {
752
        if (!strcmp(value, "slew")) {
753
            static GlobalProperty slew_lost_ticks[] = {
754
                {
755
                    .driver   = "mc146818rtc",
756
                    .property = "lost_tick_policy",
757
                    .value    = "slew",
758
                },
759
                { /* end of list */ }
760
            };
761

    
762
            qdev_prop_register_global_list(slew_lost_ticks);
763
        } else if (!strcmp(value, "none")) {
764
            /* discard is default */
765
        } else {
766
            fprintf(stderr, "qemu: invalid option value '%s'\n", value);
767
            exit(1);
768
        }
769
    }
770
}
771

    
772
/***********************************************************/
773
/* Bluetooth support */
774
static int nb_hcis;
775
static int cur_hci;
776
static struct HCIInfo *hci_table[MAX_NICS];
777

    
778
static struct bt_vlan_s {
779
    struct bt_scatternet_s net;
780
    int id;
781
    struct bt_vlan_s *next;
782
} *first_bt_vlan;
783

    
784
/* find or alloc a new bluetooth "VLAN" */
785
static struct bt_scatternet_s *qemu_find_bt_vlan(int id)
786
{
787
    struct bt_vlan_s **pvlan, *vlan;
788
    for (vlan = first_bt_vlan; vlan != NULL; vlan = vlan->next) {
789
        if (vlan->id == id)
790
            return &vlan->net;
791
    }
792
    vlan = g_malloc0(sizeof(struct bt_vlan_s));
793
    vlan->id = id;
794
    pvlan = &first_bt_vlan;
795
    while (*pvlan != NULL)
796
        pvlan = &(*pvlan)->next;
797
    *pvlan = vlan;
798
    return &vlan->net;
799
}
800

    
801
static void null_hci_send(struct HCIInfo *hci, const uint8_t *data, int len)
802
{
803
}
804

    
805
static int null_hci_addr_set(struct HCIInfo *hci, const uint8_t *bd_addr)
806
{
807
    return -ENOTSUP;
808
}
809

    
810
static struct HCIInfo null_hci = {
811
    .cmd_send = null_hci_send,
812
    .sco_send = null_hci_send,
813
    .acl_send = null_hci_send,
814
    .bdaddr_set = null_hci_addr_set,
815
};
816

    
817
struct HCIInfo *qemu_next_hci(void)
818
{
819
    if (cur_hci == nb_hcis)
820
        return &null_hci;
821

    
822
    return hci_table[cur_hci++];
823
}
824

    
825
static struct HCIInfo *hci_init(const char *str)
826
{
827
    char *endp;
828
    struct bt_scatternet_s *vlan = 0;
829

    
830
    if (!strcmp(str, "null"))
831
        /* null */
832
        return &null_hci;
833
    else if (!strncmp(str, "host", 4) && (str[4] == '\0' || str[4] == ':'))
834
        /* host[:hciN] */
835
        return bt_host_hci(str[4] ? str + 5 : "hci0");
836
    else if (!strncmp(str, "hci", 3)) {
837
        /* hci[,vlan=n] */
838
        if (str[3]) {
839
            if (!strncmp(str + 3, ",vlan=", 6)) {
840
                vlan = qemu_find_bt_vlan(strtol(str + 9, &endp, 0));
841
                if (*endp)
842
                    vlan = 0;
843
            }
844
        } else
845
            vlan = qemu_find_bt_vlan(0);
846
        if (vlan)
847
           return bt_new_hci(vlan);
848
    }
849

    
850
    fprintf(stderr, "qemu: Unknown bluetooth HCI `%s'.\n", str);
851

    
852
    return 0;
853
}
854

    
855
static int bt_hci_parse(const char *str)
856
{
857
    struct HCIInfo *hci;
858
    bdaddr_t bdaddr;
859

    
860
    if (nb_hcis >= MAX_NICS) {
861
        fprintf(stderr, "qemu: Too many bluetooth HCIs (max %i).\n", MAX_NICS);
862
        return -1;
863
    }
864

    
865
    hci = hci_init(str);
866
    if (!hci)
867
        return -1;
868

    
869
    bdaddr.b[0] = 0x52;
870
    bdaddr.b[1] = 0x54;
871
    bdaddr.b[2] = 0x00;
872
    bdaddr.b[3] = 0x12;
873
    bdaddr.b[4] = 0x34;
874
    bdaddr.b[5] = 0x56 + nb_hcis;
875
    hci->bdaddr_set(hci, bdaddr.b);
876

    
877
    hci_table[nb_hcis++] = hci;
878

    
879
    return 0;
880
}
881

    
882
static void bt_vhci_add(int vlan_id)
883
{
884
    struct bt_scatternet_s *vlan = qemu_find_bt_vlan(vlan_id);
885

    
886
    if (!vlan->slave)
887
        fprintf(stderr, "qemu: warning: adding a VHCI to "
888
                        "an empty scatternet %i\n", vlan_id);
889

    
890
    bt_vhci_init(bt_new_hci(vlan));
891
}
892

    
893
static struct bt_device_s *bt_device_add(const char *opt)
894
{
895
    struct bt_scatternet_s *vlan;
896
    int vlan_id = 0;
897
    char *endp = strstr(opt, ",vlan=");
898
    int len = (endp ? endp - opt : strlen(opt)) + 1;
899
    char devname[10];
900

    
901
    pstrcpy(devname, MIN(sizeof(devname), len), opt);
902

    
903
    if (endp) {
904
        vlan_id = strtol(endp + 6, &endp, 0);
905
        if (*endp) {
906
            fprintf(stderr, "qemu: unrecognised bluetooth vlan Id\n");
907
            return 0;
908
        }
909
    }
910

    
911
    vlan = qemu_find_bt_vlan(vlan_id);
912

    
913
    if (!vlan->slave)
914
        fprintf(stderr, "qemu: warning: adding a slave device to "
915
                        "an empty scatternet %i\n", vlan_id);
916

    
917
    if (!strcmp(devname, "keyboard"))
918
        return bt_keyboard_init(vlan);
919

    
920
    fprintf(stderr, "qemu: unsupported bluetooth device `%s'\n", devname);
921
    return 0;
922
}
923

    
924
static int bt_parse(const char *opt)
925
{
926
    const char *endp, *p;
927
    int vlan;
928

    
929
    if (strstart(opt, "hci", &endp)) {
930
        if (!*endp || *endp == ',') {
931
            if (*endp)
932
                if (!strstart(endp, ",vlan=", 0))
933
                    opt = endp + 1;
934

    
935
            return bt_hci_parse(opt);
936
       }
937
    } else if (strstart(opt, "vhci", &endp)) {
938
        if (!*endp || *endp == ',') {
939
            if (*endp) {
940
                if (strstart(endp, ",vlan=", &p)) {
941
                    vlan = strtol(p, (char **) &endp, 0);
942
                    if (*endp) {
943
                        fprintf(stderr, "qemu: bad scatternet '%s'\n", p);
944
                        return 1;
945
                    }
946
                } else {
947
                    fprintf(stderr, "qemu: bad parameter '%s'\n", endp + 1);
948
                    return 1;
949
                }
950
            } else
951
                vlan = 0;
952

    
953
            bt_vhci_add(vlan);
954
            return 0;
955
        }
956
    } else if (strstart(opt, "device:", &endp))
957
        return !bt_device_add(endp);
958

    
959
    fprintf(stderr, "qemu: bad bluetooth parameter '%s'\n", opt);
960
    return 1;
961
}
962

    
963
static int parse_sandbox(QemuOpts *opts, void *opaque)
964
{
965
    /* FIXME: change this to true for 1.3 */
966
    if (qemu_opt_get_bool(opts, "enable", false)) {
967
#ifdef CONFIG_SECCOMP
968
        if (seccomp_start() < 0) {
969
            qerror_report(ERROR_CLASS_GENERIC_ERROR,
970
                          "failed to install seccomp syscall filter in the kernel");
971
            return -1;
972
        }
973
#else
974
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
975
                      "sandboxing request but seccomp is not compiled into this build");
976
        return -1;
977
#endif
978
    }
979

    
980
    return 0;
981
}
982

    
983
/*********QEMU USB setting******/
984
bool usb_enabled(bool default_usb)
985
{
986
    QemuOpts *mach_opts;
987
    mach_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
988
    if (mach_opts) {
989
        return qemu_opt_get_bool(mach_opts, "usb", default_usb);
990
    }
991
    return default_usb;
992
}
993

    
994
#ifndef _WIN32
995
static int parse_add_fd(QemuOpts *opts, void *opaque)
996
{
997
    int fd, dupfd, flags;
998
    int64_t fdset_id;
999
    const char *fd_opaque = NULL;
1000

    
1001
    fd = qemu_opt_get_number(opts, "fd", -1);
1002
    fdset_id = qemu_opt_get_number(opts, "set", -1);
1003
    fd_opaque = qemu_opt_get(opts, "opaque");
1004

    
1005
    if (fd < 0) {
1006
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1007
                      "fd option is required and must be non-negative");
1008
        return -1;
1009
    }
1010

    
1011
    if (fd <= STDERR_FILENO) {
1012
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1013
                      "fd cannot be a standard I/O stream");
1014
        return -1;
1015
    }
1016

    
1017
    /*
1018
     * All fds inherited across exec() necessarily have FD_CLOEXEC
1019
     * clear, while qemu sets FD_CLOEXEC on all other fds used internally.
1020
     */
1021
    flags = fcntl(fd, F_GETFD);
1022
    if (flags == -1 || (flags & FD_CLOEXEC)) {
1023
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1024
                      "fd is not valid or already in use");
1025
        return -1;
1026
    }
1027

    
1028
    if (fdset_id < 0) {
1029
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1030
                      "set option is required and must be non-negative");
1031
        return -1;
1032
    }
1033

    
1034
#ifdef F_DUPFD_CLOEXEC
1035
    dupfd = fcntl(fd, F_DUPFD_CLOEXEC, 0);
1036
#else
1037
    dupfd = dup(fd);
1038
    if (dupfd != -1) {
1039
        qemu_set_cloexec(dupfd);
1040
    }
1041
#endif
1042
    if (dupfd == -1) {
1043
        qerror_report(ERROR_CLASS_GENERIC_ERROR,
1044
                      "Error duplicating fd: %s", strerror(errno));
1045
        return -1;
1046
    }
1047

    
1048
    /* add the duplicate fd, and optionally the opaque string, to the fd set */
1049
    monitor_fdset_add_fd(dupfd, true, fdset_id, fd_opaque ? true : false,
1050
                         fd_opaque, NULL);
1051

    
1052
    return 0;
1053
}
1054

    
1055
static int cleanup_add_fd(QemuOpts *opts, void *opaque)
1056
{
1057
    int fd;
1058

    
1059
    fd = qemu_opt_get_number(opts, "fd", -1);
1060
    close(fd);
1061

    
1062
    return 0;
1063
}
1064
#endif
1065

    
1066
/***********************************************************/
1067
/* QEMU Block devices */
1068

    
1069
#define HD_OPTS "media=disk"
1070
#define CDROM_OPTS "media=cdrom"
1071
#define FD_OPTS ""
1072
#define PFLASH_OPTS ""
1073
#define MTD_OPTS ""
1074
#define SD_OPTS ""
1075

    
1076
static int drive_init_func(QemuOpts *opts, void *opaque)
1077
{
1078
    BlockInterfaceType *block_default_type = opaque;
1079

    
1080
    return drive_init(opts, *block_default_type) == NULL;
1081
}
1082

    
1083
static int drive_enable_snapshot(QemuOpts *opts, void *opaque)
1084
{
1085
    if (NULL == qemu_opt_get(opts, "snapshot")) {
1086
        qemu_opt_set(opts, "snapshot", "on");
1087
    }
1088
    return 0;
1089
}
1090

    
1091
static void default_drive(int enable, int snapshot, BlockInterfaceType type,
1092
                          int index, const char *optstr)
1093
{
1094
    QemuOpts *opts;
1095

    
1096
    if (!enable || drive_get_by_index(type, index)) {
1097
        return;
1098
    }
1099

    
1100
    opts = drive_add(type, index, NULL, optstr);
1101
    if (snapshot) {
1102
        drive_enable_snapshot(opts, NULL);
1103
    }
1104
    if (!drive_init(opts, type)) {
1105
        exit(1);
1106
    }
1107
}
1108

    
1109
void qemu_register_boot_set(QEMUBootSetHandler *func, void *opaque)
1110
{
1111
    boot_set_handler = func;
1112
    boot_set_opaque = opaque;
1113
}
1114

    
1115
int qemu_boot_set(const char *boot_devices)
1116
{
1117
    if (!boot_set_handler) {
1118
        return -EINVAL;
1119
    }
1120
    return boot_set_handler(boot_set_opaque, boot_devices);
1121
}
1122

    
1123
static void validate_bootdevices(char *devices)
1124
{
1125
    /* We just do some generic consistency checks */
1126
    const char *p;
1127
    int bitmap = 0;
1128

    
1129
    for (p = devices; *p != '\0'; p++) {
1130
        /* Allowed boot devices are:
1131
         * a-b: floppy disk drives
1132
         * c-f: IDE disk drives
1133
         * g-m: machine implementation dependent drives
1134
         * n-p: network devices
1135
         * It's up to each machine implementation to check if the given boot
1136
         * devices match the actual hardware implementation and firmware
1137
         * features.
1138
         */
1139
        if (*p < 'a' || *p > 'p') {
1140
            fprintf(stderr, "Invalid boot device '%c'\n", *p);
1141
            exit(1);
1142
        }
1143
        if (bitmap & (1 << (*p - 'a'))) {
1144
            fprintf(stderr, "Boot device '%c' was given twice\n", *p);
1145
            exit(1);
1146
        }
1147
        bitmap |= 1 << (*p - 'a');
1148
    }
1149
}
1150

    
1151
static void restore_boot_devices(void *opaque)
1152
{
1153
    char *standard_boot_devices = opaque;
1154
    static int first = 1;
1155

    
1156
    /* Restore boot order and remove ourselves after the first boot */
1157
    if (first) {
1158
        first = 0;
1159
        return;
1160
    }
1161

    
1162
    qemu_boot_set(standard_boot_devices);
1163

    
1164
    qemu_unregister_reset(restore_boot_devices, standard_boot_devices);
1165
    g_free(standard_boot_devices);
1166
}
1167

    
1168
void add_boot_device_path(int32_t bootindex, DeviceState *dev,
1169
                          const char *suffix)
1170
{
1171
    FWBootEntry *node, *i;
1172

    
1173
    if (bootindex < 0) {
1174
        return;
1175
    }
1176

    
1177
    assert(dev != NULL || suffix != NULL);
1178

    
1179
    node = g_malloc0(sizeof(FWBootEntry));
1180
    node->bootindex = bootindex;
1181
    node->suffix = suffix ? g_strdup(suffix) : NULL;
1182
    node->dev = dev;
1183

    
1184
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1185
        if (i->bootindex == bootindex) {
1186
            fprintf(stderr, "Two devices with same boot index %d\n", bootindex);
1187
            exit(1);
1188
        } else if (i->bootindex < bootindex) {
1189
            continue;
1190
        }
1191
        QTAILQ_INSERT_BEFORE(i, node, link);
1192
        return;
1193
    }
1194
    QTAILQ_INSERT_TAIL(&fw_boot_order, node, link);
1195
}
1196

    
1197
/*
1198
 * This function returns null terminated string that consist of new line
1199
 * separated device paths.
1200
 *
1201
 * memory pointed by "size" is assigned total length of the array in bytes
1202
 *
1203
 */
1204
char *get_boot_devices_list(size_t *size)
1205
{
1206
    FWBootEntry *i;
1207
    size_t total = 0;
1208
    char *list = NULL;
1209

    
1210
    QTAILQ_FOREACH(i, &fw_boot_order, link) {
1211
        char *devpath = NULL, *bootpath;
1212
        size_t len;
1213

    
1214
        if (i->dev) {
1215
            devpath = qdev_get_fw_dev_path(i->dev);
1216
            assert(devpath);
1217
        }
1218

    
1219
        if (i->suffix && devpath) {
1220
            size_t bootpathlen = strlen(devpath) + strlen(i->suffix) + 1;
1221

    
1222
            bootpath = g_malloc(bootpathlen);
1223
            snprintf(bootpath, bootpathlen, "%s%s", devpath, i->suffix);
1224
            g_free(devpath);
1225
        } else if (devpath) {
1226
            bootpath = devpath;
1227
        } else {
1228
            assert(i->suffix);
1229
            bootpath = g_strdup(i->suffix);
1230
        }
1231

    
1232
        if (total) {
1233
            list[total-1] = '\n';
1234
        }
1235
        len = strlen(bootpath) + 1;
1236
        list = g_realloc(list, total + len);
1237
        memcpy(&list[total], bootpath, len);
1238
        total += len;
1239
        g_free(bootpath);
1240
    }
1241

    
1242
    *size = total;
1243

    
1244
    return list;
1245
}
1246

    
1247
static void numa_node_parse_cpus(int nodenr, const char *cpus)
1248
{
1249
    char *endptr;
1250
    unsigned long long value, endvalue;
1251

    
1252
    /* Empty CPU range strings will be considered valid, they will simply
1253
     * not set any bit in the CPU bitmap.
1254
     */
1255
    if (!*cpus) {
1256
        return;
1257
    }
1258

    
1259
    if (parse_uint(cpus, &value, &endptr, 10) < 0) {
1260
        goto error;
1261
    }
1262
    if (*endptr == '-') {
1263
        if (parse_uint_full(endptr + 1, &endvalue, 10) < 0) {
1264
            goto error;
1265
        }
1266
    } else if (*endptr == '\0') {
1267
        endvalue = value;
1268
    } else {
1269
        goto error;
1270
    }
1271

    
1272
    if (endvalue >= MAX_CPUMASK_BITS) {
1273
        endvalue = MAX_CPUMASK_BITS - 1;
1274
        fprintf(stderr,
1275
            "qemu: NUMA: A max of %d VCPUs are supported\n",
1276
             MAX_CPUMASK_BITS);
1277
    }
1278

    
1279
    if (endvalue < value) {
1280
        goto error;
1281
    }
1282

    
1283
    bitmap_set(node_cpumask[nodenr], value, endvalue-value+1);
1284
    return;
1285

    
1286
error:
1287
    fprintf(stderr, "qemu: Invalid NUMA CPU range: %s\n", cpus);
1288
    exit(1);
1289
}
1290

    
1291
static void numa_add(const char *optarg)
1292
{
1293
    char option[128];
1294
    char *endptr;
1295
    unsigned long long nodenr;
1296

    
1297
    optarg = get_opt_name(option, 128, optarg, ',');
1298
    if (*optarg == ',') {
1299
        optarg++;
1300
    }
1301
    if (!strcmp(option, "node")) {
1302

    
1303
        if (nb_numa_nodes >= MAX_NODES) {
1304
            fprintf(stderr, "qemu: too many NUMA nodes\n");
1305
            exit(1);
1306
        }
1307

    
1308
        if (get_param_value(option, 128, "nodeid", optarg) == 0) {
1309
            nodenr = nb_numa_nodes;
1310
        } else {
1311
            if (parse_uint_full(option, &nodenr, 10) < 0) {
1312
                fprintf(stderr, "qemu: Invalid NUMA nodeid: %s\n", option);
1313
                exit(1);
1314
            }
1315
        }
1316

    
1317
        if (nodenr >= MAX_NODES) {
1318
            fprintf(stderr, "qemu: invalid NUMA nodeid: %llu\n", nodenr);
1319
            exit(1);
1320
        }
1321

    
1322
        if (get_param_value(option, 128, "mem", optarg) == 0) {
1323
            node_mem[nodenr] = 0;
1324
        } else {
1325
            int64_t sval;
1326
            sval = strtosz(option, &endptr);
1327
            if (sval < 0 || *endptr) {
1328
                fprintf(stderr, "qemu: invalid numa mem size: %s\n", optarg);
1329
                exit(1);
1330
            }
1331
            node_mem[nodenr] = sval;
1332
        }
1333
        if (get_param_value(option, 128, "cpus", optarg) != 0) {
1334
            numa_node_parse_cpus(nodenr, option);
1335
        }
1336
        nb_numa_nodes++;
1337
    } else {
1338
        fprintf(stderr, "Invalid -numa option: %s\n", option);
1339
        exit(1);
1340
    }
1341
}
1342

    
1343
static void smp_parse(const char *optarg)
1344
{
1345
    int smp, sockets = 0, threads = 0, cores = 0;
1346
    char *endptr;
1347
    char option[128];
1348

    
1349
    smp = strtoul(optarg, &endptr, 10);
1350
    if (endptr != optarg) {
1351
        if (*endptr == ',') {
1352
            endptr++;
1353
        }
1354
    }
1355
    if (get_param_value(option, 128, "sockets", endptr) != 0)
1356
        sockets = strtoull(option, NULL, 10);
1357
    if (get_param_value(option, 128, "cores", endptr) != 0)
1358
        cores = strtoull(option, NULL, 10);
1359
    if (get_param_value(option, 128, "threads", endptr) != 0)
1360
        threads = strtoull(option, NULL, 10);
1361
    if (get_param_value(option, 128, "maxcpus", endptr) != 0)
1362
        max_cpus = strtoull(option, NULL, 10);
1363

    
1364
    /* compute missing values, prefer sockets over cores over threads */
1365
    if (smp == 0 || sockets == 0) {
1366
        sockets = sockets > 0 ? sockets : 1;
1367
        cores = cores > 0 ? cores : 1;
1368
        threads = threads > 0 ? threads : 1;
1369
        if (smp == 0) {
1370
            smp = cores * threads * sockets;
1371
        }
1372
    } else {
1373
        if (cores == 0) {
1374
            threads = threads > 0 ? threads : 1;
1375
            cores = smp / (sockets * threads);
1376
        } else {
1377
            threads = smp / (cores * sockets);
1378
        }
1379
    }
1380
    smp_cpus = smp;
1381
    smp_cores = cores > 0 ? cores : 1;
1382
    smp_threads = threads > 0 ? threads : 1;
1383
    if (max_cpus == 0)
1384
        max_cpus = smp_cpus;
1385
}
1386

    
1387
/***********************************************************/
1388
/* USB devices */
1389

    
1390
static int usb_device_add(const char *devname)
1391
{
1392
    const char *p;
1393
    USBDevice *dev = NULL;
1394

    
1395
    if (!usb_enabled(false)) {
1396
        return -1;
1397
    }
1398

    
1399
    /* drivers with .usbdevice_name entry in USBDeviceInfo */
1400
    dev = usbdevice_create(devname);
1401
    if (dev)
1402
        goto done;
1403

    
1404
    /* the other ones */
1405
#ifndef CONFIG_LINUX
1406
    /* only the linux version is qdev-ified, usb-bsd still needs this */
1407
    if (strstart(devname, "host:", &p)) {
1408
        dev = usb_host_device_open(usb_bus_find(-1), p);
1409
    } else
1410
#endif
1411
    if (!strcmp(devname, "bt") || strstart(devname, "bt:", &p)) {
1412
        dev = usb_bt_init(usb_bus_find(-1),
1413
                          devname[2] ? hci_init(p)
1414
                                     : bt_new_hci(qemu_find_bt_vlan(0)));
1415
    } else {
1416
        return -1;
1417
    }
1418
    if (!dev)
1419
        return -1;
1420

    
1421
done:
1422
    return 0;
1423
}
1424

    
1425
static int usb_device_del(const char *devname)
1426
{
1427
    int bus_num, addr;
1428
    const char *p;
1429

    
1430
    if (strstart(devname, "host:", &p)) {
1431
        return -1;
1432
    }
1433

    
1434
    if (!usb_enabled(false)) {
1435
        return -1;
1436
    }
1437

    
1438
    p = strchr(devname, '.');
1439
    if (!p)
1440
        return -1;
1441
    bus_num = strtoul(devname, NULL, 0);
1442
    addr = strtoul(p + 1, NULL, 0);
1443

    
1444
    return usb_device_delete_addr(bus_num, addr);
1445
}
1446

    
1447
static int usb_parse(const char *cmdline)
1448
{
1449
    int r;
1450
    r = usb_device_add(cmdline);
1451
    if (r < 0) {
1452
        fprintf(stderr, "qemu: could not add USB device '%s'\n", cmdline);
1453
    }
1454
    return r;
1455
}
1456

    
1457
void do_usb_add(Monitor *mon, const QDict *qdict)
1458
{
1459
    const char *devname = qdict_get_str(qdict, "devname");
1460
    if (usb_device_add(devname) < 0) {
1461
        error_report("could not add USB device '%s'", devname);
1462
    }
1463
}
1464

    
1465
void do_usb_del(Monitor *mon, const QDict *qdict)
1466
{
1467
    const char *devname = qdict_get_str(qdict, "devname");
1468
    if (usb_device_del(devname) < 0) {
1469
        error_report("could not delete USB device '%s'", devname);
1470
    }
1471
}
1472

    
1473
/***********************************************************/
1474
/* PCMCIA/Cardbus */
1475

    
1476
static struct pcmcia_socket_entry_s {
1477
    PCMCIASocket *socket;
1478
    struct pcmcia_socket_entry_s *next;
1479
} *pcmcia_sockets = 0;
1480

    
1481
void pcmcia_socket_register(PCMCIASocket *socket)
1482
{
1483
    struct pcmcia_socket_entry_s *entry;
1484

    
1485
    entry = g_malloc(sizeof(struct pcmcia_socket_entry_s));
1486
    entry->socket = socket;
1487
    entry->next = pcmcia_sockets;
1488
    pcmcia_sockets = entry;
1489
}
1490

    
1491
void pcmcia_socket_unregister(PCMCIASocket *socket)
1492
{
1493
    struct pcmcia_socket_entry_s *entry, **ptr;
1494

    
1495
    ptr = &pcmcia_sockets;
1496
    for (entry = *ptr; entry; ptr = &entry->next, entry = *ptr)
1497
        if (entry->socket == socket) {
1498
            *ptr = entry->next;
1499
            g_free(entry);
1500
        }
1501
}
1502

    
1503
void pcmcia_info(Monitor *mon, const QDict *qdict)
1504
{
1505
    struct pcmcia_socket_entry_s *iter;
1506

    
1507
    if (!pcmcia_sockets)
1508
        monitor_printf(mon, "No PCMCIA sockets\n");
1509

    
1510
    for (iter = pcmcia_sockets; iter; iter = iter->next)
1511
        monitor_printf(mon, "%s: %s\n", iter->socket->slot_string,
1512
                       iter->socket->attached ? iter->socket->card_string :
1513
                       "Empty");
1514
}
1515

    
1516
/***********************************************************/
1517
/* machine registration */
1518

    
1519
static QEMUMachine *first_machine = NULL;
1520
QEMUMachine *current_machine = NULL;
1521

    
1522
int qemu_register_machine(QEMUMachine *m)
1523
{
1524
    QEMUMachine **pm;
1525
    pm = &first_machine;
1526
    while (*pm != NULL)
1527
        pm = &(*pm)->next;
1528
    m->next = NULL;
1529
    *pm = m;
1530
    return 0;
1531
}
1532

    
1533
static QEMUMachine *find_machine(const char *name)
1534
{
1535
    QEMUMachine *m;
1536

    
1537
    for(m = first_machine; m != NULL; m = m->next) {
1538
        if (!strcmp(m->name, name))
1539
            return m;
1540
        if (m->alias && !strcmp(m->alias, name))
1541
            return m;
1542
    }
1543
    return NULL;
1544
}
1545

    
1546
QEMUMachine *find_default_machine(void)
1547
{
1548
    QEMUMachine *m;
1549

    
1550
    for(m = first_machine; m != NULL; m = m->next) {
1551
        if (m->is_default) {
1552
            return m;
1553
        }
1554
    }
1555
    return NULL;
1556
}
1557

    
1558
MachineInfoList *qmp_query_machines(Error **errp)
1559
{
1560
    MachineInfoList *mach_list = NULL;
1561
    QEMUMachine *m;
1562

    
1563
    for (m = first_machine; m; m = m->next) {
1564
        MachineInfoList *entry;
1565
        MachineInfo *info;
1566

    
1567
        info = g_malloc0(sizeof(*info));
1568
        if (m->is_default) {
1569
            info->has_is_default = true;
1570
            info->is_default = true;
1571
        }
1572

    
1573
        if (m->alias) {
1574
            info->has_alias = true;
1575
            info->alias = g_strdup(m->alias);
1576
        }
1577

    
1578
        info->name = g_strdup(m->name);
1579

    
1580
        entry = g_malloc0(sizeof(*entry));
1581
        entry->value = info;
1582
        entry->next = mach_list;
1583
        mach_list = entry;
1584
    }
1585

    
1586
    return mach_list;
1587
}
1588

    
1589
/***********************************************************/
1590
/* main execution loop */
1591

    
1592
static void gui_update(void *opaque)
1593
{
1594
    uint64_t interval = GUI_REFRESH_INTERVAL;
1595
    DisplayState *ds = opaque;
1596
    DisplayChangeListener *dcl;
1597

    
1598
    dpy_refresh(ds);
1599

    
1600
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1601
        if (dcl->gui_timer_interval &&
1602
            dcl->gui_timer_interval < interval)
1603
            interval = dcl->gui_timer_interval;
1604
    }
1605
    qemu_mod_timer(ds->gui_timer, interval + qemu_get_clock_ms(rt_clock));
1606
}
1607

    
1608
void gui_setup_refresh(DisplayState *ds)
1609
{
1610
    DisplayChangeListener *dcl;
1611
    bool need_timer = false;
1612
    bool have_gfx = false;
1613
    bool have_text = false;
1614

    
1615
    QLIST_FOREACH(dcl, &ds->listeners, next) {
1616
        if (dcl->dpy_refresh != NULL) {
1617
            need_timer = true;
1618
        }
1619
        if (dcl->dpy_gfx_update != NULL) {
1620
            have_gfx = true;
1621
        }
1622
        if (dcl->dpy_text_update != NULL) {
1623
            have_text = true;
1624
        }
1625
    }
1626

    
1627
    if (need_timer && ds->gui_timer == NULL) {
1628
        ds->gui_timer = qemu_new_timer_ms(rt_clock, gui_update, ds);
1629
        qemu_mod_timer(ds->gui_timer, qemu_get_clock_ms(rt_clock));
1630
    }
1631
    if (!need_timer && ds->gui_timer != NULL) {
1632
        qemu_del_timer(ds->gui_timer);
1633
        qemu_free_timer(ds->gui_timer);
1634
        ds->gui_timer = NULL;
1635
    }
1636

    
1637
    ds->have_gfx = have_gfx;
1638
    ds->have_text = have_text;
1639
}
1640

    
1641
struct vm_change_state_entry {
1642
    VMChangeStateHandler *cb;
1643
    void *opaque;
1644
    QLIST_ENTRY (vm_change_state_entry) entries;
1645
};
1646

    
1647
static QLIST_HEAD(vm_change_state_head, vm_change_state_entry) vm_change_state_head;
1648

    
1649
VMChangeStateEntry *qemu_add_vm_change_state_handler(VMChangeStateHandler *cb,
1650
                                                     void *opaque)
1651
{
1652
    VMChangeStateEntry *e;
1653

    
1654
    e = g_malloc0(sizeof (*e));
1655

    
1656
    e->cb = cb;
1657
    e->opaque = opaque;
1658
    QLIST_INSERT_HEAD(&vm_change_state_head, e, entries);
1659
    return e;
1660
}
1661

    
1662
void qemu_del_vm_change_state_handler(VMChangeStateEntry *e)
1663
{
1664
    QLIST_REMOVE (e, entries);
1665
    g_free (e);
1666
}
1667

    
1668
void vm_state_notify(int running, RunState state)
1669
{
1670
    VMChangeStateEntry *e;
1671

    
1672
    trace_vm_state_notify(running, state);
1673

    
1674
    for (e = vm_change_state_head.lh_first; e; e = e->entries.le_next) {
1675
        e->cb(e->opaque, running, state);
1676
    }
1677
}
1678

    
1679
void vm_start(void)
1680
{
1681
    if (!runstate_is_running()) {
1682
        cpu_enable_ticks();
1683
        runstate_set(RUN_STATE_RUNNING);
1684
        vm_state_notify(1, RUN_STATE_RUNNING);
1685
        resume_all_vcpus();
1686
        monitor_protocol_event(QEVENT_RESUME, NULL);
1687
    }
1688
}
1689

    
1690
/* reset/shutdown handler */
1691

    
1692
typedef struct QEMUResetEntry {
1693
    QTAILQ_ENTRY(QEMUResetEntry) entry;
1694
    QEMUResetHandler *func;
1695
    void *opaque;
1696
} QEMUResetEntry;
1697

    
1698
static QTAILQ_HEAD(reset_handlers, QEMUResetEntry) reset_handlers =
1699
    QTAILQ_HEAD_INITIALIZER(reset_handlers);
1700
static int reset_requested;
1701
static int shutdown_requested, shutdown_signal = -1;
1702
static pid_t shutdown_pid;
1703
static int powerdown_requested;
1704
static int debug_requested;
1705
static int suspend_requested;
1706
static int wakeup_requested;
1707
static NotifierList powerdown_notifiers =
1708
    NOTIFIER_LIST_INITIALIZER(powerdown_notifiers);
1709
static NotifierList suspend_notifiers =
1710
    NOTIFIER_LIST_INITIALIZER(suspend_notifiers);
1711
static NotifierList wakeup_notifiers =
1712
    NOTIFIER_LIST_INITIALIZER(wakeup_notifiers);
1713
static uint32_t wakeup_reason_mask = ~0;
1714
static RunState vmstop_requested = RUN_STATE_MAX;
1715

    
1716
int qemu_shutdown_requested_get(void)
1717
{
1718
    return shutdown_requested;
1719
}
1720

    
1721
int qemu_reset_requested_get(void)
1722
{
1723
    return reset_requested;
1724
}
1725

    
1726
static int qemu_shutdown_requested(void)
1727
{
1728
    int r = shutdown_requested;
1729
    shutdown_requested = 0;
1730
    return r;
1731
}
1732

    
1733
static void qemu_kill_report(void)
1734
{
1735
    if (!qtest_enabled() && shutdown_signal != -1) {
1736
        fprintf(stderr, "qemu: terminating on signal %d", shutdown_signal);
1737
        if (shutdown_pid == 0) {
1738
            /* This happens for eg ^C at the terminal, so it's worth
1739
             * avoiding printing an odd message in that case.
1740
             */
1741
            fputc('\n', stderr);
1742
        } else {
1743
            fprintf(stderr, " from pid " FMT_pid "\n", shutdown_pid);
1744
        }
1745
        shutdown_signal = -1;
1746
    }
1747
}
1748

    
1749
static int qemu_reset_requested(void)
1750
{
1751
    int r = reset_requested;
1752
    reset_requested = 0;
1753
    return r;
1754
}
1755

    
1756
static int qemu_suspend_requested(void)
1757
{
1758
    int r = suspend_requested;
1759
    suspend_requested = 0;
1760
    return r;
1761
}
1762

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

    
1770
static int qemu_powerdown_requested(void)
1771
{
1772
    int r = powerdown_requested;
1773
    powerdown_requested = 0;
1774
    return r;
1775
}
1776

    
1777
static int qemu_debug_requested(void)
1778
{
1779
    int r = debug_requested;
1780
    debug_requested = 0;
1781
    return r;
1782
}
1783

    
1784
/* We use RUN_STATE_MAX but any invalid value will do */
1785
static bool qemu_vmstop_requested(RunState *r)
1786
{
1787
    if (vmstop_requested < RUN_STATE_MAX) {
1788
        *r = vmstop_requested;
1789
        vmstop_requested = RUN_STATE_MAX;
1790
        return true;
1791
    }
1792

    
1793
    return false;
1794
}
1795

    
1796
void qemu_register_reset(QEMUResetHandler *func, void *opaque)
1797
{
1798
    QEMUResetEntry *re = g_malloc0(sizeof(QEMUResetEntry));
1799

    
1800
    re->func = func;
1801
    re->opaque = opaque;
1802
    QTAILQ_INSERT_TAIL(&reset_handlers, re, entry);
1803
}
1804

    
1805
void qemu_unregister_reset(QEMUResetHandler *func, void *opaque)
1806
{
1807
    QEMUResetEntry *re;
1808

    
1809
    QTAILQ_FOREACH(re, &reset_handlers, entry) {
1810
        if (re->func == func && re->opaque == opaque) {
1811
            QTAILQ_REMOVE(&reset_handlers, re, entry);
1812
            g_free(re);
1813
            return;
1814
        }
1815
    }
1816
}
1817

    
1818
void qemu_devices_reset(void)
1819
{
1820
    QEMUResetEntry *re, *nre;
1821

    
1822
    /* reset all devices */
1823
    QTAILQ_FOREACH_SAFE(re, &reset_handlers, entry, nre) {
1824
        re->func(re->opaque);
1825
    }
1826
}
1827

    
1828
void qemu_system_reset(bool report)
1829
{
1830
    if (current_machine && current_machine->reset) {
1831
        current_machine->reset();
1832
    } else {
1833
        qemu_devices_reset();
1834
    }
1835
    if (report) {
1836
        monitor_protocol_event(QEVENT_RESET, NULL);
1837
    }
1838
    cpu_synchronize_all_post_reset();
1839
}
1840

    
1841
void qemu_system_reset_request(void)
1842
{
1843
    if (no_reboot) {
1844
        shutdown_requested = 1;
1845
    } else {
1846
        reset_requested = 1;
1847
    }
1848
    cpu_stop_current();
1849
    qemu_notify_event();
1850
}
1851

    
1852
static void qemu_system_suspend(void)
1853
{
1854
    pause_all_vcpus();
1855
    notifier_list_notify(&suspend_notifiers, NULL);
1856
    runstate_set(RUN_STATE_SUSPENDED);
1857
    monitor_protocol_event(QEVENT_SUSPEND, NULL);
1858
}
1859

    
1860
void qemu_system_suspend_request(void)
1861
{
1862
    if (runstate_check(RUN_STATE_SUSPENDED)) {
1863
        return;
1864
    }
1865
    suspend_requested = 1;
1866
    cpu_stop_current();
1867
    qemu_notify_event();
1868
}
1869

    
1870
void qemu_register_suspend_notifier(Notifier *notifier)
1871
{
1872
    notifier_list_add(&suspend_notifiers, notifier);
1873
}
1874

    
1875
void qemu_system_wakeup_request(WakeupReason reason)
1876
{
1877
    if (!runstate_check(RUN_STATE_SUSPENDED)) {
1878
        return;
1879
    }
1880
    if (!(wakeup_reason_mask & (1 << reason))) {
1881
        return;
1882
    }
1883
    runstate_set(RUN_STATE_RUNNING);
1884
    notifier_list_notify(&wakeup_notifiers, &reason);
1885
    wakeup_requested = 1;
1886
    qemu_notify_event();
1887
}
1888

    
1889
void qemu_system_wakeup_enable(WakeupReason reason, bool enabled)
1890
{
1891
    if (enabled) {
1892
        wakeup_reason_mask |= (1 << reason);
1893
    } else {
1894
        wakeup_reason_mask &= ~(1 << reason);
1895
    }
1896
}
1897

    
1898
void qemu_register_wakeup_notifier(Notifier *notifier)
1899
{
1900
    notifier_list_add(&wakeup_notifiers, notifier);
1901
}
1902

    
1903
void qemu_system_killed(int signal, pid_t pid)
1904
{
1905
    shutdown_signal = signal;
1906
    shutdown_pid = pid;
1907
    no_shutdown = 0;
1908
    qemu_system_shutdown_request();
1909
}
1910

    
1911
void qemu_system_shutdown_request(void)
1912
{
1913
    shutdown_requested = 1;
1914
    qemu_notify_event();
1915
}
1916

    
1917
static void qemu_system_powerdown(void)
1918
{
1919
    monitor_protocol_event(QEVENT_POWERDOWN, NULL);
1920
    notifier_list_notify(&powerdown_notifiers, NULL);
1921
}
1922

    
1923
void qemu_system_powerdown_request(void)
1924
{
1925
    powerdown_requested = 1;
1926
    qemu_notify_event();
1927
}
1928

    
1929
void qemu_register_powerdown_notifier(Notifier *notifier)
1930
{
1931
    notifier_list_add(&powerdown_notifiers, notifier);
1932
}
1933

    
1934
void qemu_system_debug_request(void)
1935
{
1936
    debug_requested = 1;
1937
    qemu_notify_event();
1938
}
1939

    
1940
void qemu_system_vmstop_request(RunState state)
1941
{
1942
    vmstop_requested = state;
1943
    qemu_notify_event();
1944
}
1945

    
1946
static bool main_loop_should_exit(void)
1947
{
1948
    RunState r;
1949
    if (qemu_debug_requested()) {
1950
        vm_stop(RUN_STATE_DEBUG);
1951
    }
1952
    if (qemu_suspend_requested()) {
1953
        qemu_system_suspend();
1954
    }
1955
    if (qemu_shutdown_requested()) {
1956
        qemu_kill_report();
1957
        monitor_protocol_event(QEVENT_SHUTDOWN, NULL);
1958
        if (no_shutdown) {
1959
            vm_stop(RUN_STATE_SHUTDOWN);
1960
        } else {
1961
            return true;
1962
        }
1963
    }
1964
    if (qemu_reset_requested()) {
1965
        pause_all_vcpus();
1966
        cpu_synchronize_all_states();
1967
        qemu_system_reset(VMRESET_REPORT);
1968
        resume_all_vcpus();
1969
        if (runstate_check(RUN_STATE_INTERNAL_ERROR) ||
1970
            runstate_check(RUN_STATE_SHUTDOWN)) {
1971
            runstate_set(RUN_STATE_PAUSED);
1972
        }
1973
    }
1974
    if (qemu_wakeup_requested()) {
1975
        pause_all_vcpus();
1976
        cpu_synchronize_all_states();
1977
        qemu_system_reset(VMRESET_SILENT);
1978
        resume_all_vcpus();
1979
        monitor_protocol_event(QEVENT_WAKEUP, NULL);
1980
    }
1981
    if (qemu_powerdown_requested()) {
1982
        qemu_system_powerdown();
1983
    }
1984
    if (qemu_vmstop_requested(&r)) {
1985
        vm_stop(r);
1986
    }
1987
    return false;
1988
}
1989

    
1990
static void main_loop(void)
1991
{
1992
    bool nonblocking;
1993
    int last_io = 0;
1994
#ifdef CONFIG_PROFILER
1995
    int64_t ti;
1996
#endif
1997
    do {
1998
        nonblocking = !kvm_enabled() && last_io > 0;
1999
#ifdef CONFIG_PROFILER
2000
        ti = profile_getclock();
2001
#endif
2002
        last_io = main_loop_wait(nonblocking);
2003
#ifdef CONFIG_PROFILER
2004
        dev_time += profile_getclock() - ti;
2005
#endif
2006
    } while (!main_loop_should_exit());
2007
}
2008

    
2009
static void version(void)
2010
{
2011
    printf("QEMU emulator version " QEMU_VERSION QEMU_PKGVERSION ", Copyright (c) 2003-2008 Fabrice Bellard\n");
2012
}
2013

    
2014
static void help(int exitcode)
2015
{
2016
    version();
2017
    printf("usage: %s [options] [disk_image]\n\n"
2018
           "'disk_image' is a raw hard disk image for IDE hard disk 0\n\n",
2019
            error_get_progname());
2020

    
2021
#define QEMU_OPTIONS_GENERATE_HELP
2022
#include "qemu-options-wrapper.h"
2023

    
2024
    printf("\nDuring emulation, the following keys are useful:\n"
2025
           "ctrl-alt-f      toggle full screen\n"
2026
           "ctrl-alt-n      switch to virtual console 'n'\n"
2027
           "ctrl-alt        toggle mouse and keyboard grab\n"
2028
           "\n"
2029
           "When using -nographic, press 'ctrl-a h' to get some help.\n");
2030

    
2031
    exit(exitcode);
2032
}
2033

    
2034
#define HAS_ARG 0x0001
2035

    
2036
typedef struct QEMUOption {
2037
    const char *name;
2038
    int flags;
2039
    int index;
2040
    uint32_t arch_mask;
2041
} QEMUOption;
2042

    
2043
static const QEMUOption qemu_options[] = {
2044
    { "h", 0, QEMU_OPTION_h, QEMU_ARCH_ALL },
2045
#define QEMU_OPTIONS_GENERATE_OPTIONS
2046
#include "qemu-options-wrapper.h"
2047
    { NULL },
2048
};
2049

    
2050
static bool vga_available(void)
2051
{
2052
    return object_class_by_name("VGA") || object_class_by_name("isa-vga");
2053
}
2054

    
2055
static bool cirrus_vga_available(void)
2056
{
2057
    return object_class_by_name("cirrus-vga")
2058
           || object_class_by_name("isa-cirrus-vga");
2059
}
2060

    
2061
static bool vmware_vga_available(void)
2062
{
2063
    return object_class_by_name("vmware-svga");
2064
}
2065

    
2066
static bool qxl_vga_available(void)
2067
{
2068
    return object_class_by_name("qxl-vga");
2069
}
2070

    
2071
static void select_vgahw (const char *p)
2072
{
2073
    const char *opts;
2074

    
2075
    vga_interface_type = VGA_NONE;
2076
    if (strstart(p, "std", &opts)) {
2077
        if (vga_available()) {
2078
            vga_interface_type = VGA_STD;
2079
        } else {
2080
            fprintf(stderr, "Error: standard VGA not available\n");
2081
            exit(0);
2082
        }
2083
    } else if (strstart(p, "cirrus", &opts)) {
2084
        if (cirrus_vga_available()) {
2085
            vga_interface_type = VGA_CIRRUS;
2086
        } else {
2087
            fprintf(stderr, "Error: Cirrus VGA not available\n");
2088
            exit(0);
2089
        }
2090
    } else if (strstart(p, "vmware", &opts)) {
2091
        if (vmware_vga_available()) {
2092
            vga_interface_type = VGA_VMWARE;
2093
        } else {
2094
            fprintf(stderr, "Error: VMWare SVGA not available\n");
2095
            exit(0);
2096
        }
2097
    } else if (strstart(p, "xenfb", &opts)) {
2098
        vga_interface_type = VGA_XENFB;
2099
    } else if (strstart(p, "qxl", &opts)) {
2100
        if (qxl_vga_available()) {
2101
            vga_interface_type = VGA_QXL;
2102
        } else {
2103
            fprintf(stderr, "Error: QXL VGA not available\n");
2104
            exit(0);
2105
        }
2106
    } else if (!strstart(p, "none", &opts)) {
2107
    invalid_vga:
2108
        fprintf(stderr, "Unknown vga type: %s\n", p);
2109
        exit(1);
2110
    }
2111
    while (*opts) {
2112
        const char *nextopt;
2113

    
2114
        if (strstart(opts, ",retrace=", &nextopt)) {
2115
            opts = nextopt;
2116
            if (strstart(opts, "dumb", &nextopt))
2117
                vga_retrace_method = VGA_RETRACE_DUMB;
2118
            else if (strstart(opts, "precise", &nextopt))
2119
                vga_retrace_method = VGA_RETRACE_PRECISE;
2120
            else goto invalid_vga;
2121
        } else goto invalid_vga;
2122
        opts = nextopt;
2123
    }
2124
}
2125

    
2126
static DisplayType select_display(const char *p)
2127
{
2128
    const char *opts;
2129
    DisplayType display = DT_DEFAULT;
2130

    
2131
    if (strstart(p, "sdl", &opts)) {
2132
#ifdef CONFIG_SDL
2133
        display = DT_SDL;
2134
        while (*opts) {
2135
            const char *nextopt;
2136

    
2137
            if (strstart(opts, ",frame=", &nextopt)) {
2138
                opts = nextopt;
2139
                if (strstart(opts, "on", &nextopt)) {
2140
                    no_frame = 0;
2141
                } else if (strstart(opts, "off", &nextopt)) {
2142
                    no_frame = 1;
2143
                } else {
2144
                    goto invalid_sdl_args;
2145
                }
2146
            } else if (strstart(opts, ",alt_grab=", &nextopt)) {
2147
                opts = nextopt;
2148
                if (strstart(opts, "on", &nextopt)) {
2149
                    alt_grab = 1;
2150
                } else if (strstart(opts, "off", &nextopt)) {
2151
                    alt_grab = 0;
2152
                } else {
2153
                    goto invalid_sdl_args;
2154
                }
2155
            } else if (strstart(opts, ",ctrl_grab=", &nextopt)) {
2156
                opts = nextopt;
2157
                if (strstart(opts, "on", &nextopt)) {
2158
                    ctrl_grab = 1;
2159
                } else if (strstart(opts, "off", &nextopt)) {
2160
                    ctrl_grab = 0;
2161
                } else {
2162
                    goto invalid_sdl_args;
2163
                }
2164
            } else if (strstart(opts, ",window_close=", &nextopt)) {
2165
                opts = nextopt;
2166
                if (strstart(opts, "on", &nextopt)) {
2167
                    no_quit = 0;
2168
                } else if (strstart(opts, "off", &nextopt)) {
2169
                    no_quit = 1;
2170
                } else {
2171
                    goto invalid_sdl_args;
2172
                }
2173
            } else {
2174
            invalid_sdl_args:
2175
                fprintf(stderr, "Invalid SDL option string: %s\n", p);
2176
                exit(1);
2177
            }
2178
            opts = nextopt;
2179
        }
2180
#else
2181
        fprintf(stderr, "SDL support is disabled\n");
2182
        exit(1);
2183
#endif
2184
    } else if (strstart(p, "vnc", &opts)) {
2185
#ifdef CONFIG_VNC
2186
        display_remote++;
2187

    
2188
        if (*opts) {
2189
            const char *nextopt;
2190

    
2191
            if (strstart(opts, "=", &nextopt)) {
2192
                vnc_display = nextopt;
2193
            }
2194
        }
2195
        if (!vnc_display) {
2196
            fprintf(stderr, "VNC requires a display argument vnc=<display>\n");
2197
            exit(1);
2198
        }
2199
#else
2200
        fprintf(stderr, "VNC support is disabled\n");
2201
        exit(1);
2202
#endif
2203
    } else if (strstart(p, "curses", &opts)) {
2204
#ifdef CONFIG_CURSES
2205
        display = DT_CURSES;
2206
#else
2207
        fprintf(stderr, "Curses support is disabled\n");
2208
        exit(1);
2209
#endif
2210
    } else if (strstart(p, "gtk", &opts)) {
2211
#ifdef CONFIG_GTK
2212
        display = DT_GTK;
2213
#else
2214
        fprintf(stderr, "GTK support is disabled\n");
2215
        exit(1);
2216
#endif
2217
    } else if (strstart(p, "none", &opts)) {
2218
        display = DT_NONE;
2219
    } else {
2220
        fprintf(stderr, "Unknown display type: %s\n", p);
2221
        exit(1);
2222
    }
2223

    
2224
    return display;
2225
}
2226

    
2227
static int balloon_parse(const char *arg)
2228
{
2229
    QemuOpts *opts;
2230

    
2231
    if (strcmp(arg, "none") == 0) {
2232
        return 0;
2233
    }
2234

    
2235
    if (!strncmp(arg, "virtio", 6)) {
2236
        if (arg[6] == ',') {
2237
            /* have params -> parse them */
2238
            opts = qemu_opts_parse(qemu_find_opts("device"), arg+7, 0);
2239
            if (!opts)
2240
                return  -1;
2241
        } else {
2242
            /* create empty opts */
2243
            opts = qemu_opts_create_nofail(qemu_find_opts("device"));
2244
        }
2245
        qemu_opt_set(opts, "driver", "virtio-balloon");
2246
        return 0;
2247
    }
2248

    
2249
    return -1;
2250
}
2251

    
2252
char *qemu_find_file(int type, const char *name)
2253
{
2254
    int len;
2255
    const char *subdir;
2256
    char *buf;
2257

    
2258
    /* Try the name as a straight path first */
2259
    if (access(name, R_OK) == 0) {
2260
        return g_strdup(name);
2261
    }
2262
    switch (type) {
2263
    case QEMU_FILE_TYPE_BIOS:
2264
        subdir = "";
2265
        break;
2266
    case QEMU_FILE_TYPE_KEYMAP:
2267
        subdir = "keymaps/";
2268
        break;
2269
    default:
2270
        abort();
2271
    }
2272
    len = strlen(data_dir) + strlen(name) + strlen(subdir) + 2;
2273
    buf = g_malloc0(len);
2274
    snprintf(buf, len, "%s/%s%s", data_dir, subdir, name);
2275
    if (access(buf, R_OK)) {
2276
        g_free(buf);
2277
        return NULL;
2278
    }
2279
    return buf;
2280
}
2281

    
2282
static int device_help_func(QemuOpts *opts, void *opaque)
2283
{
2284
    return qdev_device_help(opts);
2285
}
2286

    
2287
static int device_init_func(QemuOpts *opts, void *opaque)
2288
{
2289
    DeviceState *dev;
2290

    
2291
    dev = qdev_device_add(opts);
2292
    if (!dev)
2293
        return -1;
2294
    object_unref(OBJECT(dev));
2295
    return 0;
2296
}
2297

    
2298
static int chardev_init_func(QemuOpts *opts, void *opaque)
2299
{
2300
    Error *local_err = NULL;
2301

    
2302
    qemu_chr_new_from_opts(opts, NULL, &local_err);
2303
    if (error_is_set(&local_err)) {
2304
        fprintf(stderr, "%s\n", error_get_pretty(local_err));
2305
        error_free(local_err);
2306
        return -1;
2307
    }
2308
    return 0;
2309
}
2310

    
2311
#ifdef CONFIG_VIRTFS
2312
static int fsdev_init_func(QemuOpts *opts, void *opaque)
2313
{
2314
    int ret;
2315
    ret = qemu_fsdev_add(opts);
2316

    
2317
    return ret;
2318
}
2319
#endif
2320

    
2321
static int mon_init_func(QemuOpts *opts, void *opaque)
2322
{
2323
    CharDriverState *chr;
2324
    const char *chardev;
2325
    const char *mode;
2326
    int flags;
2327

    
2328
    mode = qemu_opt_get(opts, "mode");
2329
    if (mode == NULL) {
2330
        mode = "readline";
2331
    }
2332
    if (strcmp(mode, "readline") == 0) {
2333
        flags = MONITOR_USE_READLINE;
2334
    } else if (strcmp(mode, "control") == 0) {
2335
        flags = MONITOR_USE_CONTROL;
2336
    } else {
2337
        fprintf(stderr, "unknown monitor mode \"%s\"\n", mode);
2338
        exit(1);
2339
    }
2340

    
2341
    if (qemu_opt_get_bool(opts, "pretty", 0))
2342
        flags |= MONITOR_USE_PRETTY;
2343

    
2344
    if (qemu_opt_get_bool(opts, "default", 0))
2345
        flags |= MONITOR_IS_DEFAULT;
2346

    
2347
    chardev = qemu_opt_get(opts, "chardev");
2348
    chr = qemu_chr_find(chardev);
2349
    if (chr == NULL) {
2350
        fprintf(stderr, "chardev \"%s\" not found\n", chardev);
2351
        exit(1);
2352
    }
2353

    
2354
    monitor_init(chr, flags);
2355
    return 0;
2356
}
2357

    
2358
static void monitor_parse(const char *optarg, const char *mode)
2359
{
2360
    static int monitor_device_index = 0;
2361
    QemuOpts *opts;
2362
    const char *p;
2363
    char label[32];
2364
    int def = 0;
2365

    
2366
    if (strstart(optarg, "chardev:", &p)) {
2367
        snprintf(label, sizeof(label), "%s", p);
2368
    } else {
2369
        snprintf(label, sizeof(label), "compat_monitor%d",
2370
                 monitor_device_index);
2371
        if (monitor_device_index == 0) {
2372
            def = 1;
2373
        }
2374
        opts = qemu_chr_parse_compat(label, optarg);
2375
        if (!opts) {
2376
            fprintf(stderr, "parse error: %s\n", optarg);
2377
            exit(1);
2378
        }
2379
    }
2380

    
2381
    opts = qemu_opts_create(qemu_find_opts("mon"), label, 1, NULL);
2382
    if (!opts) {
2383
        fprintf(stderr, "duplicate chardev: %s\n", label);
2384
        exit(1);
2385
    }
2386
    qemu_opt_set(opts, "mode", mode);
2387
    qemu_opt_set(opts, "chardev", label);
2388
    if (def)
2389
        qemu_opt_set(opts, "default", "on");
2390
    monitor_device_index++;
2391
}
2392

    
2393
struct device_config {
2394
    enum {
2395
        DEV_USB,       /* -usbdevice     */
2396
        DEV_BT,        /* -bt            */
2397
        DEV_SERIAL,    /* -serial        */
2398
        DEV_PARALLEL,  /* -parallel      */
2399
        DEV_VIRTCON,   /* -virtioconsole */
2400
        DEV_DEBUGCON,  /* -debugcon */
2401
        DEV_GDB,       /* -gdb, -s */
2402
        DEV_SCLP,      /* s390 sclp */
2403
    } type;
2404
    const char *cmdline;
2405
    Location loc;
2406
    QTAILQ_ENTRY(device_config) next;
2407
};
2408

    
2409
static QTAILQ_HEAD(, device_config) device_configs =
2410
    QTAILQ_HEAD_INITIALIZER(device_configs);
2411

    
2412
static void add_device_config(int type, const char *cmdline)
2413
{
2414
    struct device_config *conf;
2415

    
2416
    conf = g_malloc0(sizeof(*conf));
2417
    conf->type = type;
2418
    conf->cmdline = cmdline;
2419
    loc_save(&conf->loc);
2420
    QTAILQ_INSERT_TAIL(&device_configs, conf, next);
2421
}
2422

    
2423
static int foreach_device_config(int type, int (*func)(const char *cmdline))
2424
{
2425
    struct device_config *conf;
2426
    int rc;
2427

    
2428
    QTAILQ_FOREACH(conf, &device_configs, next) {
2429
        if (conf->type != type)
2430
            continue;
2431
        loc_push_restore(&conf->loc);
2432
        rc = func(conf->cmdline);
2433
        loc_pop(&conf->loc);
2434
        if (0 != rc)
2435
            return rc;
2436
    }
2437
    return 0;
2438
}
2439

    
2440
static int serial_parse(const char *devname)
2441
{
2442
    static int index = 0;
2443
    char label[32];
2444

    
2445
    if (strcmp(devname, "none") == 0)
2446
        return 0;
2447
    if (index == MAX_SERIAL_PORTS) {
2448
        fprintf(stderr, "qemu: too many serial ports\n");
2449
        exit(1);
2450
    }
2451
    snprintf(label, sizeof(label), "serial%d", index);
2452
    serial_hds[index] = qemu_chr_new(label, devname, NULL);
2453
    if (!serial_hds[index]) {
2454
        fprintf(stderr, "qemu: could not connect serial device"
2455
                " to character backend '%s'\n", devname);
2456
        return -1;
2457
    }
2458
    index++;
2459
    return 0;
2460
}
2461

    
2462
static int parallel_parse(const char *devname)
2463
{
2464
    static int index = 0;
2465
    char label[32];
2466

    
2467
    if (strcmp(devname, "none") == 0)
2468
        return 0;
2469
    if (index == MAX_PARALLEL_PORTS) {
2470
        fprintf(stderr, "qemu: too many parallel ports\n");
2471
        exit(1);
2472
    }
2473
    snprintf(label, sizeof(label), "parallel%d", index);
2474
    parallel_hds[index] = qemu_chr_new(label, devname, NULL);
2475
    if (!parallel_hds[index]) {
2476
        fprintf(stderr, "qemu: could not connect parallel device"
2477
                " to character backend '%s'\n", devname);
2478
        return -1;
2479
    }
2480
    index++;
2481
    return 0;
2482
}
2483

    
2484
static int virtcon_parse(const char *devname)
2485
{
2486
    QemuOptsList *device = qemu_find_opts("device");
2487
    static int index = 0;
2488
    char label[32];
2489
    QemuOpts *bus_opts, *dev_opts;
2490

    
2491
    if (strcmp(devname, "none") == 0)
2492
        return 0;
2493
    if (index == MAX_VIRTIO_CONSOLES) {
2494
        fprintf(stderr, "qemu: too many virtio consoles\n");
2495
        exit(1);
2496
    }
2497

    
2498
    bus_opts = qemu_opts_create_nofail(device);
2499
    if (arch_type == QEMU_ARCH_S390X) {
2500
        qemu_opt_set(bus_opts, "driver", "virtio-serial-s390");
2501
    } else {
2502
        qemu_opt_set(bus_opts, "driver", "virtio-serial-pci");
2503
    } 
2504

    
2505
    dev_opts = qemu_opts_create_nofail(device);
2506
    qemu_opt_set(dev_opts, "driver", "virtconsole");
2507

    
2508
    snprintf(label, sizeof(label), "virtcon%d", index);
2509
    virtcon_hds[index] = qemu_chr_new(label, devname, NULL);
2510
    if (!virtcon_hds[index]) {
2511
        fprintf(stderr, "qemu: could not connect virtio console"
2512
                " to character backend '%s'\n", devname);
2513
        return -1;
2514
    }
2515
    qemu_opt_set(dev_opts, "chardev", label);
2516

    
2517
    index++;
2518
    return 0;
2519
}
2520

    
2521
static int sclp_parse(const char *devname)
2522
{
2523
    QemuOptsList *device = qemu_find_opts("device");
2524
    static int index = 0;
2525
    char label[32];
2526
    QemuOpts *dev_opts;
2527

    
2528
    if (strcmp(devname, "none") == 0) {
2529
        return 0;
2530
    }
2531
    if (index == MAX_SCLP_CONSOLES) {
2532
        fprintf(stderr, "qemu: too many sclp consoles\n");
2533
        exit(1);
2534
    }
2535

    
2536
    assert(arch_type == QEMU_ARCH_S390X);
2537

    
2538
    dev_opts = qemu_opts_create(device, NULL, 0, NULL);
2539
    qemu_opt_set(dev_opts, "driver", "sclpconsole");
2540

    
2541
    snprintf(label, sizeof(label), "sclpcon%d", index);
2542
    sclp_hds[index] = qemu_chr_new(label, devname, NULL);
2543
    if (!sclp_hds[index]) {
2544
        fprintf(stderr, "qemu: could not connect sclp console"
2545
                " to character backend '%s'\n", devname);
2546
        return -1;
2547
    }
2548
    qemu_opt_set(dev_opts, "chardev", label);
2549

    
2550
    index++;
2551
    return 0;
2552
}
2553

    
2554
static int debugcon_parse(const char *devname)
2555
{   
2556
    QemuOpts *opts;
2557

    
2558
    if (!qemu_chr_new("debugcon", devname, NULL)) {
2559
        exit(1);
2560
    }
2561
    opts = qemu_opts_create(qemu_find_opts("device"), "debugcon", 1, NULL);
2562
    if (!opts) {
2563
        fprintf(stderr, "qemu: already have a debugcon device\n");
2564
        exit(1);
2565
    }
2566
    qemu_opt_set(opts, "driver", "isa-debugcon");
2567
    qemu_opt_set(opts, "chardev", "debugcon");
2568
    return 0;
2569
}
2570

    
2571
static QEMUMachine *machine_parse(const char *name)
2572
{
2573
    QEMUMachine *m, *machine = NULL;
2574

    
2575
    if (name) {
2576
        machine = find_machine(name);
2577
    }
2578
    if (machine) {
2579
        return machine;
2580
    }
2581
    printf("Supported machines are:\n");
2582
    for (m = first_machine; m != NULL; m = m->next) {
2583
        if (m->alias) {
2584
            printf("%-20s %s (alias of %s)\n", m->alias, m->desc, m->name);
2585
        }
2586
        printf("%-20s %s%s\n", m->name, m->desc,
2587
               m->is_default ? " (default)" : "");
2588
    }
2589
    exit(!name || !is_help_option(name));
2590
}
2591

    
2592
static int tcg_init(void)
2593
{
2594
    tcg_exec_init(tcg_tb_size * 1024 * 1024);
2595
    return 0;
2596
}
2597

    
2598
static struct {
2599
    const char *opt_name;
2600
    const char *name;
2601
    int (*available)(void);
2602
    int (*init)(void);
2603
    bool *allowed;
2604
} accel_list[] = {
2605
    { "tcg", "tcg", tcg_available, tcg_init, &tcg_allowed },
2606
    { "xen", "Xen", xen_available, xen_init, &xen_allowed },
2607
    { "kvm", "KVM", kvm_available, kvm_init, &kvm_allowed },
2608
    { "qtest", "QTest", qtest_available, qtest_init, &qtest_allowed },
2609
};
2610

    
2611
static int configure_accelerator(void)
2612
{
2613
    const char *p = NULL;
2614
    char buf[10];
2615
    int i, ret;
2616
    bool accel_initialised = false;
2617
    bool init_failed = false;
2618

    
2619
    QemuOptsList *list = qemu_find_opts("machine");
2620
    if (!QTAILQ_EMPTY(&list->head)) {
2621
        p = qemu_opt_get(QTAILQ_FIRST(&list->head), "accel");
2622
    }
2623

    
2624
    if (p == NULL) {
2625
        /* Use the default "accelerator", tcg */
2626
        p = "tcg";
2627
    }
2628

    
2629
    while (!accel_initialised && *p != '\0') {
2630
        if (*p == ':') {
2631
            p++;
2632
        }
2633
        p = get_opt_name(buf, sizeof (buf), p, ':');
2634
        for (i = 0; i < ARRAY_SIZE(accel_list); i++) {
2635
            if (strcmp(accel_list[i].opt_name, buf) == 0) {
2636
                if (!accel_list[i].available()) {
2637
                    printf("%s not supported for this target\n",
2638
                           accel_list[i].name);
2639
                    continue;
2640
                }
2641
                *(accel_list[i].allowed) = true;
2642
                ret = accel_list[i].init();
2643
                if (ret < 0) {
2644
                    init_failed = true;
2645
                    fprintf(stderr, "failed to initialize %s: %s\n",
2646
                            accel_list[i].name,
2647
                            strerror(-ret));
2648
                    *(accel_list[i].allowed) = false;
2649
                } else {
2650
                    accel_initialised = true;
2651
                }
2652
                break;
2653
            }
2654
        }
2655
        if (i == ARRAY_SIZE(accel_list)) {
2656
            fprintf(stderr, "\"%s\" accelerator does not exist.\n", buf);
2657
        }
2658
    }
2659

    
2660
    if (!accel_initialised) {
2661
        if (!init_failed) {
2662
            fprintf(stderr, "No accelerator found!\n");
2663
        }
2664
        exit(1);
2665
    }
2666

    
2667
    if (init_failed) {
2668
        fprintf(stderr, "Back to %s accelerator.\n", accel_list[i].name);
2669
    }
2670

    
2671
    return !accel_initialised;
2672
}
2673

    
2674
void qemu_add_exit_notifier(Notifier *notify)
2675
{
2676
    notifier_list_add(&exit_notifiers, notify);
2677
}
2678

    
2679
void qemu_remove_exit_notifier(Notifier *notify)
2680
{
2681
    notifier_remove(notify);
2682
}
2683

    
2684
static void qemu_run_exit_notifiers(void)
2685
{
2686
    notifier_list_notify(&exit_notifiers, NULL);
2687
}
2688

    
2689
void qemu_add_machine_init_done_notifier(Notifier *notify)
2690
{
2691
    notifier_list_add(&machine_init_done_notifiers, notify);
2692
}
2693

    
2694
static void qemu_run_machine_init_done_notifiers(void)
2695
{
2696
    notifier_list_notify(&machine_init_done_notifiers, NULL);
2697
}
2698

    
2699
static const QEMUOption *lookup_opt(int argc, char **argv,
2700
                                    const char **poptarg, int *poptind)
2701
{
2702
    const QEMUOption *popt;
2703
    int optind = *poptind;
2704
    char *r = argv[optind];
2705
    const char *optarg;
2706

    
2707
    loc_set_cmdline(argv, optind, 1);
2708
    optind++;
2709
    /* Treat --foo the same as -foo.  */
2710
    if (r[1] == '-')
2711
        r++;
2712
    popt = qemu_options;
2713
    for(;;) {
2714
        if (!popt->name) {
2715
            error_report("invalid option");
2716
            exit(1);
2717
        }
2718
        if (!strcmp(popt->name, r + 1))
2719
            break;
2720
        popt++;
2721
    }
2722
    if (popt->flags & HAS_ARG) {
2723
        if (optind >= argc) {
2724
            error_report("requires an argument");
2725
            exit(1);
2726
        }
2727
        optarg = argv[optind++];
2728
        loc_set_cmdline(argv, optind - 2, 2);
2729
    } else {
2730
        optarg = NULL;
2731
    }
2732

    
2733
    *poptarg = optarg;
2734
    *poptind = optind;
2735

    
2736
    return popt;
2737
}
2738

    
2739
static gpointer malloc_and_trace(gsize n_bytes)
2740
{
2741
    void *ptr = malloc(n_bytes);
2742
    trace_g_malloc(n_bytes, ptr);
2743
    return ptr;
2744
}
2745

    
2746
static gpointer realloc_and_trace(gpointer mem, gsize n_bytes)
2747
{
2748
    void *ptr = realloc(mem, n_bytes);
2749
    trace_g_realloc(mem, n_bytes, ptr);
2750
    return ptr;
2751
}
2752

    
2753
static void free_and_trace(gpointer mem)
2754
{
2755
    trace_g_free(mem);
2756
    free(mem);
2757
}
2758

    
2759
static int object_set_property(const char *name, const char *value, void *opaque)
2760
{
2761
    Object *obj = OBJECT(opaque);
2762
    StringInputVisitor *siv;
2763
    Error *local_err = NULL;
2764

    
2765
    if (strcmp(name, "qom-type") == 0 || strcmp(name, "id") == 0) {
2766
        return 0;
2767
    }
2768

    
2769
    siv = string_input_visitor_new(value);
2770
    object_property_set(obj, string_input_get_visitor(siv), name, &local_err);
2771
    string_input_visitor_cleanup(siv);
2772

    
2773
    if (local_err) {
2774
        qerror_report_err(local_err);
2775
        error_free(local_err);
2776
        return -1;
2777
    }
2778

    
2779
    return 0;
2780
}
2781

    
2782
static int object_create(QemuOpts *opts, void *opaque)
2783
{
2784
    const char *type = qemu_opt_get(opts, "qom-type");
2785
    const char *id = qemu_opts_id(opts);
2786
    Object *obj;
2787

    
2788
    g_assert(type != NULL);
2789

    
2790
    if (id == NULL) {
2791
        qerror_report(QERR_MISSING_PARAMETER, "id");
2792
        return -1;
2793
    }
2794

    
2795
    obj = object_new(type);
2796
    if (qemu_opt_foreach(opts, object_set_property, obj, 1) < 0) {
2797
        return -1;
2798
    }
2799

    
2800
    object_property_add_child(container_get(object_get_root(), "/objects"),
2801
                              id, obj, NULL);
2802

    
2803
    return 0;
2804
}
2805

    
2806
int main(int argc, char **argv, char **envp)
2807
{
2808
    int i;
2809
    int snapshot, linux_boot;
2810
    const char *icount_option = NULL;
2811
    const char *initrd_filename;
2812
    const char *kernel_filename, *kernel_cmdline;
2813
    char boot_devices[33] = "";
2814
    DisplayState *ds;
2815
    int cyls, heads, secs, translation;
2816
    QemuOpts *hda_opts = NULL, *opts, *machine_opts;
2817
    QemuOptsList *olist;
2818
    int optind;
2819
    const char *optarg;
2820
    const char *loadvm = NULL;
2821
    QEMUMachine *machine;
2822
    const char *cpu_model;
2823
    const char *vga_model = "none";
2824
    const char *pid_file = NULL;
2825
    const char *incoming = NULL;
2826
#ifdef CONFIG_VNC
2827
    int show_vnc_port = 0;
2828
#endif
2829
    bool defconfig = true;
2830
    bool userconfig = true;
2831
    const char *log_mask = NULL;
2832
    const char *log_file = NULL;
2833
    GMemVTable mem_trace = {
2834
        .malloc = malloc_and_trace,
2835
        .realloc = realloc_and_trace,
2836
        .free = free_and_trace,
2837
    };
2838
    const char *trace_events = NULL;
2839
    const char *trace_file = NULL;
2840

    
2841
    atexit(qemu_run_exit_notifiers);
2842
    error_set_progname(argv[0]);
2843

    
2844
    g_mem_set_vtable(&mem_trace);
2845
    if (!g_thread_supported()) {
2846
#if !GLIB_CHECK_VERSION(2, 31, 0)
2847
        g_thread_init(NULL);
2848
#else
2849
        fprintf(stderr, "glib threading failed to initialize.\n");
2850
        exit(1);
2851
#endif
2852
    }
2853

    
2854
    module_call_init(MODULE_INIT_QOM);
2855

    
2856
    qemu_add_opts(&qemu_drive_opts);
2857
    qemu_add_opts(&qemu_chardev_opts);
2858
    qemu_add_opts(&qemu_device_opts);
2859
    qemu_add_opts(&qemu_netdev_opts);
2860
    qemu_add_opts(&qemu_net_opts);
2861
    qemu_add_opts(&qemu_rtc_opts);
2862
    qemu_add_opts(&qemu_global_opts);
2863
    qemu_add_opts(&qemu_mon_opts);
2864
    qemu_add_opts(&qemu_trace_opts);
2865
    qemu_add_opts(&qemu_option_rom_opts);
2866
    qemu_add_opts(&qemu_machine_opts);
2867
    qemu_add_opts(&qemu_boot_opts);
2868
    qemu_add_opts(&qemu_sandbox_opts);
2869
    qemu_add_opts(&qemu_add_fd_opts);
2870
    qemu_add_opts(&qemu_object_opts);
2871

    
2872
    runstate_init();
2873

    
2874
    init_clocks();
2875
    rtc_clock = host_clock;
2876

    
2877
    qemu_cache_utils_init(envp);
2878

    
2879
    QLIST_INIT (&vm_change_state_head);
2880
    os_setup_early_signal_handling();
2881

    
2882
    module_call_init(MODULE_INIT_MACHINE);
2883
    machine = find_default_machine();
2884
    cpu_model = NULL;
2885
    ram_size = 0;
2886
    snapshot = 0;
2887
    cyls = heads = secs = 0;
2888
    translation = BIOS_ATA_TRANSLATION_AUTO;
2889

    
2890
    for (i = 0; i < MAX_NODES; i++) {
2891
        node_mem[i] = 0;
2892
        node_cpumask[i] = bitmap_new(MAX_CPUMASK_BITS);
2893
    }
2894

    
2895
    nb_numa_nodes = 0;
2896
    nb_nics = 0;
2897

    
2898
    autostart= 1;
2899

    
2900
    /* first pass of option parsing */
2901
    optind = 1;
2902
    while (optind < argc) {
2903
        if (argv[optind][0] != '-') {
2904
            /* disk image */
2905
            optind++;
2906
            continue;
2907
        } else {
2908
            const QEMUOption *popt;
2909

    
2910
            popt = lookup_opt(argc, argv, &optarg, &optind);
2911
            switch (popt->index) {
2912
            case QEMU_OPTION_nodefconfig:
2913
                defconfig = false;
2914
                break;
2915
            case QEMU_OPTION_nouserconfig:
2916
                userconfig = false;
2917
                break;
2918
            }
2919
        }
2920
    }
2921

    
2922
    if (defconfig) {
2923
        int ret;
2924
        ret = qemu_read_default_config_files(userconfig);
2925
        if (ret < 0) {
2926
            exit(1);
2927
        }
2928
    }
2929

    
2930
    /* second pass of option parsing */
2931
    optind = 1;
2932
    for(;;) {
2933
        if (optind >= argc)
2934
            break;
2935
        if (argv[optind][0] != '-') {
2936
            hda_opts = drive_add(IF_DEFAULT, 0, argv[optind++], HD_OPTS);
2937
        } else {
2938
            const QEMUOption *popt;
2939

    
2940
            popt = lookup_opt(argc, argv, &optarg, &optind);
2941
            if (!(popt->arch_mask & arch_type)) {
2942
                printf("Option %s not supported for this target\n", popt->name);
2943
                exit(1);
2944
            }
2945
            switch(popt->index) {
2946
            case QEMU_OPTION_M:
2947
                machine = machine_parse(optarg);
2948
                break;
2949
            case QEMU_OPTION_no_kvm_irqchip: {
2950
                olist = qemu_find_opts("machine");
2951
                qemu_opts_parse(olist, "kernel_irqchip=off", 0);
2952
                break;
2953
            }
2954
            case QEMU_OPTION_cpu:
2955
                /* hw initialization will check this */
2956
                cpu_model = optarg;
2957
                break;
2958
            case QEMU_OPTION_hda:
2959
                {
2960
                    char buf[256];
2961
                    if (cyls == 0)
2962
                        snprintf(buf, sizeof(buf), "%s", HD_OPTS);
2963
                    else
2964
                        snprintf(buf, sizeof(buf),
2965
                                 "%s,cyls=%d,heads=%d,secs=%d%s",
2966
                                 HD_OPTS , cyls, heads, secs,
2967
                                 translation == BIOS_ATA_TRANSLATION_LBA ?
2968
                                 ",trans=lba" :
2969
                                 translation == BIOS_ATA_TRANSLATION_NONE ?
2970
                                 ",trans=none" : "");
2971
                    drive_add(IF_DEFAULT, 0, optarg, buf);
2972
                    break;
2973
                }
2974
            case QEMU_OPTION_hdb:
2975
            case QEMU_OPTION_hdc:
2976
            case QEMU_OPTION_hdd:
2977
                drive_add(IF_DEFAULT, popt->index - QEMU_OPTION_hda, optarg,
2978
                          HD_OPTS);
2979
                break;
2980
            case QEMU_OPTION_drive:
2981
                if (drive_def(optarg) == NULL) {
2982
                    exit(1);
2983
                }
2984
                break;
2985
            case QEMU_OPTION_set:
2986
                if (qemu_set_option(optarg) != 0)
2987
                    exit(1);
2988
                break;
2989
            case QEMU_OPTION_global:
2990
                if (qemu_global_option(optarg) != 0)
2991
                    exit(1);
2992
                break;
2993
            case QEMU_OPTION_mtdblock:
2994
                drive_add(IF_MTD, -1, optarg, MTD_OPTS);
2995
                break;
2996
            case QEMU_OPTION_sd:
2997
                drive_add(IF_SD, 0, optarg, SD_OPTS);
2998
                break;
2999
            case QEMU_OPTION_pflash:
3000
                drive_add(IF_PFLASH, -1, optarg, PFLASH_OPTS);
3001
                break;
3002
            case QEMU_OPTION_snapshot:
3003
                snapshot = 1;
3004
                break;
3005
            case QEMU_OPTION_hdachs:
3006
                {
3007
                    const char *p;
3008
                    p = optarg;
3009
                    cyls = strtol(p, (char **)&p, 0);
3010
                    if (cyls < 1 || cyls > 16383)
3011
                        goto chs_fail;
3012
                    if (*p != ',')
3013
                        goto chs_fail;
3014
                    p++;
3015
                    heads = strtol(p, (char **)&p, 0);
3016
                    if (heads < 1 || heads > 16)
3017
                        goto chs_fail;
3018
                    if (*p != ',')
3019
                        goto chs_fail;
3020
                    p++;
3021
                    secs = strtol(p, (char **)&p, 0);
3022
                    if (secs < 1 || secs > 63)
3023
                        goto chs_fail;
3024
                    if (*p == ',') {
3025
                        p++;
3026
                        if (!strcmp(p, "none"))
3027
                            translation = BIOS_ATA_TRANSLATION_NONE;
3028
                        else if (!strcmp(p, "lba"))
3029
                            translation = BIOS_ATA_TRANSLATION_LBA;
3030
                        else if (!strcmp(p, "auto"))
3031
                            translation = BIOS_ATA_TRANSLATION_AUTO;
3032
                        else
3033
                            goto chs_fail;
3034
                    } else if (*p != '\0') {
3035
                    chs_fail:
3036
                        fprintf(stderr, "qemu: invalid physical CHS format\n");
3037
                        exit(1);
3038
                    }
3039
                    if (hda_opts != NULL) {
3040
                        char num[16];
3041
                        snprintf(num, sizeof(num), "%d", cyls);
3042
                        qemu_opt_set(hda_opts, "cyls", num);
3043
                        snprintf(num, sizeof(num), "%d", heads);
3044
                        qemu_opt_set(hda_opts, "heads", num);
3045
                        snprintf(num, sizeof(num), "%d", secs);
3046
                        qemu_opt_set(hda_opts, "secs", num);
3047
                        if (translation == BIOS_ATA_TRANSLATION_LBA)
3048
                            qemu_opt_set(hda_opts, "trans", "lba");
3049
                        if (translation == BIOS_ATA_TRANSLATION_NONE)
3050
                            qemu_opt_set(hda_opts, "trans", "none");
3051
                    }
3052
                }
3053
                break;
3054
            case QEMU_OPTION_numa:
3055
                numa_add(optarg);
3056
                break;
3057
            case QEMU_OPTION_display:
3058
                display_type = select_display(optarg);
3059
                break;
3060
            case QEMU_OPTION_nographic:
3061
                display_type = DT_NOGRAPHIC;
3062
                break;
3063
            case QEMU_OPTION_curses:
3064
#ifdef CONFIG_CURSES
3065
                display_type = DT_CURSES;
3066
#else
3067
                fprintf(stderr, "Curses support is disabled\n");
3068
                exit(1);
3069
#endif
3070
                break;
3071
            case QEMU_OPTION_portrait:
3072
                graphic_rotate = 90;
3073
                break;
3074
            case QEMU_OPTION_rotate:
3075
                graphic_rotate = strtol(optarg, (char **) &optarg, 10);
3076
                if (graphic_rotate != 0 && graphic_rotate != 90 &&
3077
                    graphic_rotate != 180 && graphic_rotate != 270) {
3078
                    fprintf(stderr,
3079
                        "qemu: only 90, 180, 270 deg rotation is available\n");
3080
                    exit(1);
3081
                }
3082
                break;
3083
            case QEMU_OPTION_kernel:
3084
                qemu_opts_set(qemu_find_opts("machine"), 0, "kernel", optarg);
3085
                break;
3086
            case QEMU_OPTION_initrd:
3087
                qemu_opts_set(qemu_find_opts("machine"), 0, "initrd", optarg);
3088
                break;
3089
            case QEMU_OPTION_append:
3090
                qemu_opts_set(qemu_find_opts("machine"), 0, "append", optarg);
3091
                break;
3092
            case QEMU_OPTION_dtb:
3093
                qemu_opts_set(qemu_find_opts("machine"), 0, "dtb", optarg);
3094
                break;
3095
            case QEMU_OPTION_cdrom:
3096
                drive_add(IF_DEFAULT, 2, optarg, CDROM_OPTS);
3097
                break;
3098
            case QEMU_OPTION_boot:
3099
                {
3100
                    static const char * const params[] = {
3101
                        "order", "once", "menu",
3102
                        "splash", "splash-time",
3103
                        "reboot-timeout", NULL
3104
                    };
3105
                    char buf[sizeof(boot_devices)];
3106
                    char *standard_boot_devices;
3107
                    int legacy = 0;
3108

    
3109
                    if (!strchr(optarg, '=')) {
3110
                        legacy = 1;
3111
                        pstrcpy(buf, sizeof(buf), optarg);
3112
                    } else if (check_params(buf, sizeof(buf), params, optarg) < 0) {
3113
                        fprintf(stderr,
3114
                                "qemu: unknown boot parameter '%s' in '%s'\n",
3115
                                buf, optarg);
3116
                        exit(1);
3117
                    }
3118

    
3119
                    if (legacy ||
3120
                        get_param_value(buf, sizeof(buf), "order", optarg)) {
3121
                        validate_bootdevices(buf);
3122
                        pstrcpy(boot_devices, sizeof(boot_devices), buf);
3123
                    }
3124
                    if (!legacy) {
3125
                        if (get_param_value(buf, sizeof(buf),
3126
                                            "once", optarg)) {
3127
                            validate_bootdevices(buf);
3128
                            standard_boot_devices = g_strdup(boot_devices);
3129
                            pstrcpy(boot_devices, sizeof(boot_devices), buf);
3130
                            qemu_register_reset(restore_boot_devices,
3131
                                                standard_boot_devices);
3132
                        }
3133
                        if (get_param_value(buf, sizeof(buf),
3134
                                            "menu", optarg)) {
3135
                            if (!strcmp(buf, "on")) {
3136
                                boot_menu = 1;
3137
                            } else if (!strcmp(buf, "off")) {
3138
                                boot_menu = 0;
3139
                            } else {
3140
                                fprintf(stderr,
3141
                                        "qemu: invalid option value '%s'\n",
3142
                                        buf);
3143
                                exit(1);
3144
                            }
3145
                        }
3146
                        if (!qemu_opts_parse(qemu_find_opts("boot-opts"),
3147
                                             optarg, 0)) {
3148
                            exit(1);
3149
                        }
3150
                    }
3151
                }
3152
                break;
3153
            case QEMU_OPTION_fda:
3154
            case QEMU_OPTION_fdb:
3155
                drive_add(IF_FLOPPY, popt->index - QEMU_OPTION_fda,
3156
                          optarg, FD_OPTS);
3157
                break;
3158
            case QEMU_OPTION_no_fd_bootchk:
3159
                fd_bootchk = 0;
3160
                break;
3161
            case QEMU_OPTION_netdev:
3162
                if (net_client_parse(qemu_find_opts("netdev"), optarg) == -1) {
3163
                    exit(1);
3164
                }
3165
                break;
3166
            case QEMU_OPTION_net:
3167
                if (net_client_parse(qemu_find_opts("net"), optarg) == -1) {
3168
                    exit(1);
3169
                }
3170
                break;
3171
#ifdef CONFIG_LIBISCSI
3172
            case QEMU_OPTION_iscsi:
3173
                opts = qemu_opts_parse(qemu_find_opts("iscsi"), optarg, 0);
3174
                if (!opts) {
3175
                    exit(1);
3176
                }
3177
                break;
3178
#endif
3179
#ifdef CONFIG_SLIRP
3180
            case QEMU_OPTION_tftp:
3181
                legacy_tftp_prefix = optarg;
3182
                break;
3183
            case QEMU_OPTION_bootp:
3184
                legacy_bootp_filename = optarg;
3185
                break;
3186
            case QEMU_OPTION_redir:
3187
                if (net_slirp_redir(optarg) < 0)
3188
                    exit(1);
3189
                break;
3190
#endif
3191
            case QEMU_OPTION_bt:
3192
                add_device_config(DEV_BT, optarg);
3193
                break;
3194
            case QEMU_OPTION_audio_help:
3195
                if (!(audio_available())) {
3196
                    printf("Option %s not supported for this target\n", popt->name);
3197
                    exit(1);
3198
                }
3199
                AUD_help ();
3200
                exit (0);
3201
                break;
3202
            case QEMU_OPTION_soundhw:
3203
                if (!(audio_available())) {
3204
                    printf("Option %s not supported for this target\n", popt->name);
3205
                    exit(1);
3206
                }
3207
                select_soundhw (optarg);
3208
                break;
3209
            case QEMU_OPTION_h:
3210
                help(0);
3211
                break;
3212
            case QEMU_OPTION_version:
3213
                version();
3214
                exit(0);
3215
                break;
3216
            case QEMU_OPTION_m: {
3217
                int64_t value;
3218
                uint64_t sz;
3219
                char *end;
3220

    
3221
                value = strtosz(optarg, &end);
3222
                if (value < 0 || *end) {
3223
                    fprintf(stderr, "qemu: invalid ram size: %s\n", optarg);
3224
                    exit(1);
3225
                }
3226
                sz = QEMU_ALIGN_UP((uint64_t)value, 8192);
3227
                ram_size = sz;
3228
                if (ram_size != sz) {
3229
                    fprintf(stderr, "qemu: ram size too large\n");
3230
                    exit(1);
3231
                }
3232
                break;
3233
            }
3234
            case QEMU_OPTION_mempath:
3235
                mem_path = optarg;
3236
                break;
3237
#ifdef MAP_POPULATE
3238
            case QEMU_OPTION_mem_prealloc:
3239
                mem_prealloc = 1;
3240
                break;
3241
#endif
3242
            case QEMU_OPTION_d:
3243
                log_mask = optarg;
3244
                break;
3245
            case QEMU_OPTION_D:
3246
                log_file = optarg;
3247
                break;
3248
            case QEMU_OPTION_s:
3249
                add_device_config(DEV_GDB, "tcp::" DEFAULT_GDBSTUB_PORT);
3250
                break;
3251
            case QEMU_OPTION_gdb:
3252
                add_device_config(DEV_GDB, optarg);
3253
                break;
3254
            case QEMU_OPTION_L:
3255
                data_dir = optarg;
3256
                break;
3257
            case QEMU_OPTION_bios:
3258
                bios_name = optarg;
3259
                break;
3260
            case QEMU_OPTION_singlestep:
3261
                singlestep = 1;
3262
                break;
3263
            case QEMU_OPTION_S:
3264
                autostart = 0;
3265
                break;
3266
            case QEMU_OPTION_k:
3267
                keyboard_layout = optarg;
3268
                break;
3269
            case QEMU_OPTION_localtime:
3270
                rtc_utc = 0;
3271
                break;
3272
            case QEMU_OPTION_vga:
3273
                vga_model = optarg;
3274
                default_vga = 0;
3275
                break;
3276
            case QEMU_OPTION_g:
3277
                {
3278
                    const char *p;
3279
                    int w, h, depth;
3280
                    p = optarg;
3281
                    w = strtol(p, (char **)&p, 10);
3282
                    if (w <= 0) {
3283
                    graphic_error:
3284
                        fprintf(stderr, "qemu: invalid resolution or depth\n");
3285
                        exit(1);
3286
                    }
3287
                    if (*p != 'x')
3288
                        goto graphic_error;
3289
                    p++;
3290
                    h = strtol(p, (char **)&p, 10);
3291
                    if (h <= 0)
3292
                        goto graphic_error;
3293
                    if (*p == 'x') {
3294
                        p++;
3295
                        depth = strtol(p, (char **)&p, 10);
3296
                        if (depth != 8 && depth != 15 && depth != 16 &&
3297
                            depth != 24 && depth != 32)
3298
                            goto graphic_error;
3299
                    } else if (*p == '\0') {
3300
                        depth = graphic_depth;
3301
                    } else {
3302
                        goto graphic_error;
3303
                    }
3304

    
3305
                    graphic_width = w;
3306
                    graphic_height = h;
3307
                    graphic_depth = depth;
3308
                }
3309
                break;
3310
            case QEMU_OPTION_echr:
3311
                {
3312
                    char *r;
3313
                    term_escape_char = strtol(optarg, &r, 0);
3314
                    if (r == optarg)
3315
                        printf("Bad argument to echr\n");
3316
                    break;
3317
                }
3318
            case QEMU_OPTION_monitor:
3319
                monitor_parse(optarg, "readline");
3320
                default_monitor = 0;
3321
                break;
3322
            case QEMU_OPTION_qmp:
3323
                monitor_parse(optarg, "control");
3324
                default_monitor = 0;
3325
                break;
3326
            case QEMU_OPTION_mon:
3327
                opts = qemu_opts_parse(qemu_find_opts("mon"), optarg, 1);
3328
                if (!opts) {
3329
                    exit(1);
3330
                }
3331
                default_monitor = 0;
3332
                break;
3333
            case QEMU_OPTION_chardev:
3334
                opts = qemu_opts_parse(qemu_find_opts("chardev"), optarg, 1);
3335
                if (!opts) {
3336
                    exit(1);
3337
                }
3338
                break;
3339
            case QEMU_OPTION_fsdev:
3340
                olist = qemu_find_opts("fsdev");
3341
                if (!olist) {
3342
                    fprintf(stderr, "fsdev is not supported by this qemu build.\n");
3343
                    exit(1);
3344
                }
3345
                opts = qemu_opts_parse(olist, optarg, 1);
3346
                if (!opts) {
3347
                    exit(1);
3348
                }
3349
                break;
3350
            case QEMU_OPTION_virtfs: {
3351
                QemuOpts *fsdev;
3352
                QemuOpts *device;
3353
                const char *writeout, *sock_fd, *socket;
3354

    
3355
                olist = qemu_find_opts("virtfs");
3356
                if (!olist) {
3357
                    fprintf(stderr, "virtfs is not supported by this qemu build.\n");
3358
                    exit(1);
3359
                }
3360
                opts = qemu_opts_parse(olist, optarg, 1);
3361
                if (!opts) {
3362
                    exit(1);
3363
                }
3364

    
3365
                if (qemu_opt_get(opts, "fsdriver") == NULL ||
3366
                    qemu_opt_get(opts, "mount_tag") == NULL) {
3367
                    fprintf(stderr, "Usage: -virtfs fsdriver,mount_tag=tag.\n");
3368
                    exit(1);
3369
                }
3370
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"),
3371
                                         qemu_opt_get(opts, "mount_tag"),
3372
                                         1, NULL);
3373
                if (!fsdev) {
3374
                    fprintf(stderr, "duplicate fsdev id: %s\n",
3375
                            qemu_opt_get(opts, "mount_tag"));
3376
                    exit(1);
3377
                }
3378

    
3379
                writeout = qemu_opt_get(opts, "writeout");
3380
                if (writeout) {
3381
#ifdef CONFIG_SYNC_FILE_RANGE
3382
                    qemu_opt_set(fsdev, "writeout", writeout);
3383
#else
3384
                    fprintf(stderr, "writeout=immediate not supported on "
3385
                            "this platform\n");
3386
                    exit(1);
3387
#endif
3388
                }
3389
                qemu_opt_set(fsdev, "fsdriver", qemu_opt_get(opts, "fsdriver"));
3390
                qemu_opt_set(fsdev, "path", qemu_opt_get(opts, "path"));
3391
                qemu_opt_set(fsdev, "security_model",
3392
                             qemu_opt_get(opts, "security_model"));
3393
                socket = qemu_opt_get(opts, "socket");
3394
                if (socket) {
3395
                    qemu_opt_set(fsdev, "socket", socket);
3396
                }
3397
                sock_fd = qemu_opt_get(opts, "sock_fd");
3398
                if (sock_fd) {
3399
                    qemu_opt_set(fsdev, "sock_fd", sock_fd);
3400
                }
3401

    
3402
                qemu_opt_set_bool(fsdev, "readonly",
3403
                                qemu_opt_get_bool(opts, "readonly", 0));
3404
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3405
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3406
                qemu_opt_set(device, "fsdev",
3407
                             qemu_opt_get(opts, "mount_tag"));
3408
                qemu_opt_set(device, "mount_tag",
3409
                             qemu_opt_get(opts, "mount_tag"));
3410
                break;
3411
            }
3412
            case QEMU_OPTION_virtfs_synth: {
3413
                QemuOpts *fsdev;
3414
                QemuOpts *device;
3415

    
3416
                fsdev = qemu_opts_create(qemu_find_opts("fsdev"), "v_synth",
3417
                                         1, NULL);
3418
                if (!fsdev) {
3419
                    fprintf(stderr, "duplicate option: %s\n", "virtfs_synth");
3420
                    exit(1);
3421
                }
3422
                qemu_opt_set(fsdev, "fsdriver", "synth");
3423

    
3424
                device = qemu_opts_create_nofail(qemu_find_opts("device"));
3425
                qemu_opt_set(device, "driver", "virtio-9p-pci");
3426
                qemu_opt_set(device, "fsdev", "v_synth");
3427
                qemu_opt_set(device, "mount_tag", "v_synth");
3428
                break;
3429
            }
3430
            case QEMU_OPTION_serial:
3431
                add_device_config(DEV_SERIAL, optarg);
3432
                default_serial = 0;
3433
                if (strncmp(optarg, "mon:", 4) == 0) {
3434
                    default_monitor = 0;
3435
                }
3436
                break;
3437
            case QEMU_OPTION_watchdog:
3438
                if (watchdog) {
3439
                    fprintf(stderr,
3440
                            "qemu: only one watchdog option may be given\n");
3441
                    return 1;
3442
                }
3443
                watchdog = optarg;
3444
                break;
3445
            case QEMU_OPTION_watchdog_action:
3446
                if (select_watchdog_action(optarg) == -1) {
3447
                    fprintf(stderr, "Unknown -watchdog-action parameter\n");
3448
                    exit(1);
3449
                }
3450
                break;
3451
            case QEMU_OPTION_virtiocon:
3452
                add_device_config(DEV_VIRTCON, optarg);
3453
                default_virtcon = 0;
3454
                if (strncmp(optarg, "mon:", 4) == 0) {
3455
                    default_monitor = 0;
3456
                }
3457
                break;
3458
            case QEMU_OPTION_parallel:
3459
                add_device_config(DEV_PARALLEL, optarg);
3460
                default_parallel = 0;
3461
                if (strncmp(optarg, "mon:", 4) == 0) {
3462
                    default_monitor = 0;
3463
                }
3464
                break;
3465
            case QEMU_OPTION_debugcon:
3466
                add_device_config(DEV_DEBUGCON, optarg);
3467
                break;
3468
            case QEMU_OPTION_loadvm:
3469
                loadvm = optarg;
3470
                break;
3471
            case QEMU_OPTION_full_screen:
3472
                full_screen = 1;
3473
                break;
3474
#ifdef CONFIG_SDL
3475
            case QEMU_OPTION_no_frame:
3476
                no_frame = 1;
3477
                break;
3478
            case QEMU_OPTION_alt_grab:
3479
                alt_grab = 1;
3480
                break;
3481
            case QEMU_OPTION_ctrl_grab:
3482
                ctrl_grab = 1;
3483
                break;
3484
            case QEMU_OPTION_no_quit:
3485
                no_quit = 1;
3486
                break;
3487
            case QEMU_OPTION_sdl:
3488
                display_type = DT_SDL;
3489
                break;
3490
#else
3491
            case QEMU_OPTION_no_frame:
3492
            case QEMU_OPTION_alt_grab:
3493
            case QEMU_OPTION_ctrl_grab:
3494
            case QEMU_OPTION_no_quit:
3495
            case QEMU_OPTION_sdl:
3496
                fprintf(stderr, "SDL support is disabled\n");
3497
                exit(1);
3498
#endif
3499
            case QEMU_OPTION_pidfile:
3500
                pid_file = optarg;
3501
                break;
3502
            case QEMU_OPTION_win2k_hack:
3503
                win2k_install_hack = 1;
3504
                break;
3505
            case QEMU_OPTION_rtc_td_hack: {
3506
                static GlobalProperty slew_lost_ticks[] = {
3507
                    {
3508
                        .driver   = "mc146818rtc",
3509
                        .property = "lost_tick_policy",
3510
                        .value    = "slew",
3511
                    },
3512
                    { /* end of list */ }
3513
                };
3514

    
3515
                qdev_prop_register_global_list(slew_lost_ticks);
3516
                break;
3517
            }
3518
            case QEMU_OPTION_acpitable:
3519
                do_acpitable_option(optarg);
3520
                break;
3521
            case QEMU_OPTION_smbios:
3522
                do_smbios_option(optarg);
3523
                break;
3524
            case QEMU_OPTION_enable_kvm:
3525
                olist = qemu_find_opts("machine");
3526
                qemu_opts_parse(olist, "accel=kvm", 0);
3527
                break;
3528
            case QEMU_OPTION_machine:
3529
                olist = qemu_find_opts("machine");
3530
                opts = qemu_opts_parse(olist, optarg, 1);
3531
                if (!opts) {
3532
                    exit(1);
3533
                }
3534
                optarg = qemu_opt_get(opts, "type");
3535
                if (optarg) {
3536
                    machine = machine_parse(optarg);
3537
                }
3538
                break;
3539
             case QEMU_OPTION_no_kvm:
3540
                olist = qemu_find_opts("machine");
3541
                qemu_opts_parse(olist, "accel=tcg", 0);
3542
                break;
3543
            case QEMU_OPTION_no_kvm_pit: {
3544
                fprintf(stderr, "Warning: KVM PIT can no longer be disabled "
3545
                                "separately.\n");
3546
                break;
3547
            }
3548
            case QEMU_OPTION_no_kvm_pit_reinjection: {
3549
                static GlobalProperty kvm_pit_lost_tick_policy[] = {
3550
                    {
3551
                        .driver   = "kvm-pit",
3552
                        .property = "lost_tick_policy",
3553
                        .value    = "discard",
3554
                    },
3555
                    { /* end of list */ }
3556
                };
3557

    
3558
                fprintf(stderr, "Warning: option deprecated, use "
3559
                        "lost_tick_policy property of kvm-pit instead.\n");
3560
                qdev_prop_register_global_list(kvm_pit_lost_tick_policy);
3561
                break;
3562
            }
3563
            case QEMU_OPTION_usb:
3564
                olist = qemu_find_opts("machine");
3565
                qemu_opts_parse(olist, "usb=on", 0);
3566
                break;
3567
            case QEMU_OPTION_usbdevice:
3568
                olist = qemu_find_opts("machine");
3569
                qemu_opts_parse(olist, "usb=on", 0);
3570
                add_device_config(DEV_USB, optarg);
3571
                break;
3572
            case QEMU_OPTION_device:
3573
                if (!qemu_opts_parse(qemu_find_opts("device"), optarg, 1)) {
3574
                    exit(1);
3575
                }
3576
                break;
3577
            case QEMU_OPTION_smp:
3578
                smp_parse(optarg);
3579
                if (smp_cpus < 1) {
3580
                    fprintf(stderr, "Invalid number of CPUs\n");
3581
                    exit(1);
3582
                }
3583
                if (max_cpus < smp_cpus) {
3584
                    fprintf(stderr, "maxcpus must be equal to or greater than "
3585
                            "smp\n");
3586
                    exit(1);
3587
                }
3588
                if (max_cpus > 255) {
3589
                    fprintf(stderr, "Unsupported number of maxcpus\n");
3590
                    exit(1);
3591
                }
3592
                break;
3593
            case QEMU_OPTION_vnc:
3594
#ifdef CONFIG_VNC
3595
                display_remote++;
3596
                vnc_display = optarg;
3597
#else
3598
                fprintf(stderr, "VNC support is disabled\n");
3599
                exit(1);
3600
#endif
3601
                break;
3602
            case QEMU_OPTION_no_acpi:
3603
                acpi_enabled = 0;
3604
                break;
3605
            case QEMU_OPTION_no_hpet:
3606
                no_hpet = 1;
3607
                break;
3608
            case QEMU_OPTION_balloon:
3609
                if (balloon_parse(optarg) < 0) {
3610
                    fprintf(stderr, "Unknown -balloon argument %s\n", optarg);
3611
                    exit(1);
3612
                }
3613
                break;
3614
            case QEMU_OPTION_no_reboot:
3615
                no_reboot = 1;
3616
                break;
3617
            case QEMU_OPTION_no_shutdown:
3618
                no_shutdown = 1;
3619
                break;
3620
            case QEMU_OPTION_show_cursor:
3621
                cursor_hide = 0;
3622
                break;
3623
            case QEMU_OPTION_uuid:
3624
                if(qemu_uuid_parse(optarg, qemu_uuid) < 0) {
3625
                    fprintf(stderr, "Fail to parse UUID string."
3626
                            " Wrong format.\n");
3627
                    exit(1);
3628
                }
3629
                break;
3630
            case QEMU_OPTION_option_rom:
3631
                if (nb_option_roms >= MAX_OPTION_ROMS) {
3632
                    fprintf(stderr, "Too many option ROMs\n");
3633
                    exit(1);
3634
                }
3635
                opts = qemu_opts_parse(qemu_find_opts("option-rom"), optarg, 1);
3636
                if (!opts) {
3637
                    exit(1);
3638
                }
3639
                option_rom[nb_option_roms].name = qemu_opt_get(opts, "romfile");
3640
                option_rom[nb_option_roms].bootindex =
3641
                    qemu_opt_get_number(opts, "bootindex", -1);
3642
                if (!option_rom[nb_option_roms].name) {
3643
                    fprintf(stderr, "Option ROM file is not specified\n");
3644
                    exit(1);
3645
                }
3646
                nb_option_roms++;
3647
                break;
3648
            case QEMU_OPTION_semihosting:
3649
                semihosting_enabled = 1;
3650
                break;
3651
            case QEMU_OPTION_tdf:
3652
                fprintf(stderr, "Warning: user space PIT time drift fix "
3653
                                "is no longer supported.\n");
3654
                break;
3655
            case QEMU_OPTION_name:
3656
                qemu_name = g_strdup(optarg);
3657
                 {
3658
                     char *p = strchr(qemu_name, ',');
3659
                     if (p != NULL) {
3660
                        *p++ = 0;
3661
                        if (strncmp(p, "process=", 8)) {
3662
                            fprintf(stderr, "Unknown subargument %s to -name\n", p);
3663
                            exit(1);
3664
                        }
3665
                        p += 8;
3666
                        os_set_proc_name(p);
3667
                     }        
3668
                 }        
3669
                break;
3670
            case QEMU_OPTION_prom_env:
3671
                if (nb_prom_envs >= MAX_PROM_ENVS) {
3672
                    fprintf(stderr, "Too many prom variables\n");
3673
                    exit(1);
3674
                }
3675
                prom_envs[nb_prom_envs] = optarg;
3676
                nb_prom_envs++;
3677
                break;
3678
            case QEMU_OPTION_old_param:
3679
                old_param = 1;
3680
                break;
3681
            case QEMU_OPTION_clock:
3682
                configure_alarms(optarg);
3683
                break;
3684
            case QEMU_OPTION_startdate:
3685
                configure_rtc_date_offset(optarg, 1);
3686
                break;
3687
            case QEMU_OPTION_rtc:
3688
                opts = qemu_opts_parse(qemu_find_opts("rtc"), optarg, 0);
3689
                if (!opts) {
3690
                    exit(1);
3691
                }
3692
                configure_rtc(opts);
3693
                break;
3694
            case QEMU_OPTION_tb_size:
3695
                tcg_tb_size = strtol(optarg, NULL, 0);
3696
                if (tcg_tb_size < 0) {
3697
                    tcg_tb_size = 0;
3698
                }
3699
                break;
3700
            case QEMU_OPTION_icount:
3701
                icount_option = optarg;
3702
                break;
3703
            case QEMU_OPTION_incoming:
3704
                incoming = optarg;
3705
                runstate_set(RUN_STATE_INMIGRATE);
3706
                break;
3707
            case QEMU_OPTION_nodefaults:
3708
                default_serial = 0;
3709
                default_parallel = 0;
3710
                default_virtcon = 0;
3711
                default_sclp = 0;
3712
                default_monitor = 0;
3713
                default_net = 0;
3714
                default_floppy = 0;
3715
                default_cdrom = 0;
3716
                default_sdcard = 0;
3717
                default_vga = 0;
3718
                break;
3719
            case QEMU_OPTION_xen_domid:
3720
                if (!(xen_available())) {
3721
                    printf("Option %s not supported for this target\n", popt->name);
3722
                    exit(1);
3723
                }
3724
                xen_domid = atoi(optarg);
3725
                break;
3726
            case QEMU_OPTION_xen_create:
3727
                if (!(xen_available())) {
3728
                    printf("Option %s not supported for this target\n", popt->name);
3729
                    exit(1);
3730
                }
3731
                xen_mode = XEN_CREATE;
3732
                break;
3733
            case QEMU_OPTION_xen_attach:
3734
                if (!(xen_available())) {
3735
                    printf("Option %s not supported for this target\n", popt->name);
3736
                    exit(1);
3737
                }
3738
                xen_mode = XEN_ATTACH;
3739
                break;
3740
            case QEMU_OPTION_trace:
3741
            {
3742
                opts = qemu_opts_parse(qemu_find_opts("trace"), optarg, 0);
3743
                if (!opts) {
3744
                    exit(1);
3745
                }
3746
                trace_events = qemu_opt_get(opts, "events");
3747
                trace_file = qemu_opt_get(opts, "file");
3748
                break;
3749
            }
3750
            case QEMU_OPTION_readconfig:
3751
                {
3752
                    int ret = qemu_read_config_file(optarg);
3753
                    if (ret < 0) {
3754
                        fprintf(stderr, "read config %s: %s\n", optarg,
3755
                            strerror(-ret));
3756
                        exit(1);
3757
                    }
3758
                    break;
3759
                }
3760
            case QEMU_OPTION_spice:
3761
                olist = qemu_find_opts("spice");
3762
                if (!olist) {
3763
                    fprintf(stderr, "spice is not supported by this qemu build.\n");
3764
                    exit(1);
3765
                }
3766
                opts = qemu_opts_parse(olist, optarg, 0);
3767
                if (!opts) {
3768
                    exit(1);
3769
                }
3770
                break;
3771
            case QEMU_OPTION_writeconfig:
3772
                {
3773
                    FILE *fp;
3774
                    if (strcmp(optarg, "-") == 0) {
3775
                        fp = stdout;
3776
                    } else {
3777
                        fp = fopen(optarg, "w");
3778
                        if (fp == NULL) {
3779
                            fprintf(stderr, "open %s: %s\n", optarg, strerror(errno));
3780
                            exit(1);
3781
                        }
3782
                    }
3783
                    qemu_config_write(fp);
3784
                    fclose(fp);
3785
                    break;
3786
                }
3787
            case QEMU_OPTION_qtest:
3788
                qtest_chrdev = optarg;
3789
                break;
3790
            case QEMU_OPTION_qtest_log:
3791
                qtest_log = optarg;
3792
                break;
3793
            case QEMU_OPTION_sandbox:
3794
                opts = qemu_opts_parse(qemu_find_opts("sandbox"), optarg, 1);
3795
                if (!opts) {
3796
                    exit(1);
3797
                }
3798
                break;
3799
            case QEMU_OPTION_add_fd:
3800
#ifndef _WIN32
3801
                opts = qemu_opts_parse(qemu_find_opts("add-fd"), optarg, 0);
3802
                if (!opts) {
3803
                    exit(1);
3804
                }
3805
#else
3806
                error_report("File descriptor passing is disabled on this "
3807
                             "platform");
3808
                exit(1);
3809
#endif
3810
                break;
3811
            case QEMU_OPTION_object:
3812
                opts = qemu_opts_parse(qemu_find_opts("object"), optarg, 1);
3813
                if (!opts) {
3814
                    exit(1);
3815
                }
3816
                break;
3817
            default:
3818
                os_parse_cmd_args(popt->index, optarg);
3819
            }
3820
        }
3821
    }
3822
    loc_set_none();
3823

    
3824
    if (qemu_init_main_loop()) {
3825
        fprintf(stderr, "qemu_init_main_loop failed\n");
3826
        exit(1);
3827
    }
3828

    
3829
    if (qemu_opts_foreach(qemu_find_opts("sandbox"), parse_sandbox, NULL, 0)) {
3830
        exit(1);
3831
    }
3832

    
3833
#ifndef _WIN32
3834
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), parse_add_fd, NULL, 1)) {
3835
        exit(1);
3836
    }
3837

    
3838
    if (qemu_opts_foreach(qemu_find_opts("add-fd"), cleanup_add_fd, NULL, 1)) {
3839
        exit(1);
3840
    }
3841
#endif
3842

    
3843
    if (machine == NULL) {
3844
        fprintf(stderr, "No machine found.\n");
3845
        exit(1);
3846
    }
3847

    
3848
    if (machine->hw_version) {
3849
        qemu_set_version(machine->hw_version);
3850
    }
3851

    
3852
    if (qemu_opts_foreach(qemu_find_opts("object"),
3853
                          object_create, NULL, 0) != 0) {
3854
        exit(1);
3855
    }
3856

    
3857
    /* Init CPU def lists, based on config
3858
     * - Must be called after all the qemu_read_config_file() calls
3859
     * - Must be called before list_cpus()
3860
     * - Must be called before machine->init()
3861
     */
3862
    cpudef_init();
3863

    
3864
    if (cpu_model && is_help_option(cpu_model)) {
3865
        list_cpus(stdout, &fprintf, cpu_model);
3866
        exit(0);
3867
    }
3868

    
3869
    /* Open the logfile at this point, if necessary. We can't open the logfile
3870
     * when encountering either of the logging options (-d or -D) because the
3871
     * other one may be encountered later on the command line, changing the
3872
     * location or level of logging.
3873
     */
3874
    if (log_mask) {
3875
        int mask;
3876
        if (log_file) {
3877
            qemu_set_log_filename(log_file);
3878
        }
3879

    
3880
        mask = qemu_str_to_log_mask(log_mask);
3881
        if (!mask) {
3882
            qemu_print_log_usage(stdout);
3883
            exit(1);
3884
        }
3885
        qemu_set_log(mask);
3886
    }
3887

    
3888
    if (!trace_backend_init(trace_events, trace_file)) {
3889
        exit(1);
3890
    }
3891

    
3892
    /* If no data_dir is specified then try to find it relative to the
3893
       executable path.  */
3894
    if (!data_dir) {
3895
        data_dir = os_find_datadir(argv[0]);
3896
    }
3897
    /* If all else fails use the install path specified when building. */
3898
    if (!data_dir) {
3899
        data_dir = CONFIG_QEMU_DATADIR;
3900
    }
3901

    
3902
    /*
3903
     * Default to max_cpus = smp_cpus, in case the user doesn't
3904
     * specify a max_cpus value.
3905
     */
3906
    if (!max_cpus)
3907
        max_cpus = smp_cpus;
3908

    
3909
    machine->max_cpus = machine->max_cpus ?: 1; /* Default to UP */
3910
    if (smp_cpus > machine->max_cpus) {
3911
        fprintf(stderr, "Number of SMP cpus requested (%d), exceeds max cpus "
3912
                "supported by machine `%s' (%d)\n", smp_cpus,  machine->name,
3913
                machine->max_cpus);
3914
        exit(1);
3915
    }
3916

    
3917
    /*
3918
     * Get the default machine options from the machine if it is not already
3919
     * specified either by the configuration file or by the command line.
3920
     */
3921
    if (machine->default_machine_opts) {
3922
        qemu_opts_set_defaults(qemu_find_opts("machine"),
3923
                               machine->default_machine_opts, 0);
3924
    }
3925

    
3926
    qemu_opts_foreach(qemu_find_opts("device"), default_driver_check, NULL, 0);
3927
    qemu_opts_foreach(qemu_find_opts("global"), default_driver_check, NULL, 0);
3928

    
3929
    if (machine->no_serial) {
3930
        default_serial = 0;
3931
    }
3932
    if (machine->no_parallel) {
3933
        default_parallel = 0;
3934
    }
3935
    if (!machine->use_virtcon) {
3936
        default_virtcon = 0;
3937
    }
3938
    if (!machine->use_sclp) {
3939
        default_sclp = 0;
3940
    }
3941
    if (machine->no_floppy) {
3942
        default_floppy = 0;
3943
    }
3944
    if (machine->no_cdrom) {
3945
        default_cdrom = 0;
3946
    }
3947
    if (machine->no_sdcard) {
3948
        default_sdcard = 0;
3949
    }
3950

    
3951
    if (is_daemonized()) {
3952
        /* According to documentation and historically, -nographic redirects
3953
         * serial port, parallel port and monitor to stdio, which does not work
3954
         * with -daemonize.  We can redirect these to null instead, but since
3955
         * -nographic is legacy, let's just error out.
3956
         * We disallow -nographic only if all other ports are not redirected
3957
         * explicitly, to not break existing legacy setups which uses
3958
         * -nographic _and_ redirects all ports explicitly - this is valid
3959
         * usage, -nographic is just a no-op in this case.
3960
         */
3961
        if (display_type == DT_NOGRAPHIC
3962
            && (default_parallel || default_serial
3963
                || default_monitor || default_virtcon)) {
3964
            fprintf(stderr, "-nographic can not be used with -daemonize\n");
3965
            exit(1);
3966
        }
3967
#ifdef CONFIG_CURSES
3968
        if (display_type == DT_CURSES) {
3969
            fprintf(stderr, "curses display can not be used with -daemonize\n");
3970
            exit(1);
3971
        }
3972
#endif
3973
    }
3974

    
3975
    if (display_type == DT_NOGRAPHIC) {
3976
        if (default_parallel)
3977
            add_device_config(DEV_PARALLEL, "null");
3978
        if (default_serial && default_monitor) {
3979
            add_device_config(DEV_SERIAL, "mon:stdio");
3980
        } else if (default_virtcon && default_monitor) {
3981
            add_device_config(DEV_VIRTCON, "mon:stdio");
3982
        } else if (default_sclp && default_monitor) {
3983
            add_device_config(DEV_SCLP, "mon:stdio");
3984
        } else {
3985
            if (default_serial)
3986
                add_device_config(DEV_SERIAL, "stdio");
3987
            if (default_virtcon)
3988
                add_device_config(DEV_VIRTCON, "stdio");
3989
            if (default_sclp) {
3990
                add_device_config(DEV_SCLP, "stdio");
3991
            }
3992
            if (default_monitor)
3993
                monitor_parse("stdio", "readline");
3994
        }
3995
    } else {
3996
        if (default_serial)
3997
            add_device_config(DEV_SERIAL, "vc:80Cx24C");
3998
        if (default_parallel)
3999
            add_device_config(DEV_PARALLEL, "vc:80Cx24C");
4000
        if (default_monitor)
4001
            monitor_parse("vc:80Cx24C", "readline");
4002
        if (default_virtcon)
4003
            add_device_config(DEV_VIRTCON, "vc:80Cx24C");
4004
        if (default_sclp) {
4005
            add_device_config(DEV_SCLP, "vc:80Cx24C");
4006
        }
4007
    }
4008

    
4009
    if (using_spice) {
4010
        display_remote++;
4011
    }
4012
    if (display_type == DT_DEFAULT && !display_remote) {
4013
#if defined(CONFIG_GTK)
4014
        display_type = DT_GTK;
4015
#elif defined(CONFIG_SDL) || defined(CONFIG_COCOA)
4016
        display_type = DT_SDL;
4017
#elif defined(CONFIG_VNC)
4018
        vnc_display = "localhost:0,to=99";
4019
        show_vnc_port = 1;
4020
#else
4021
        display_type = DT_NONE;
4022
#endif
4023
    }
4024

    
4025
#if defined(CONFIG_GTK)
4026
    if (display_type == DT_GTK) {
4027
        early_gtk_display_init();
4028
    }
4029
#endif
4030

    
4031
    socket_init();
4032

    
4033
    if (qemu_opts_foreach(qemu_find_opts("chardev"), chardev_init_func, NULL, 1) != 0)
4034
        exit(1);
4035
#ifdef CONFIG_VIRTFS
4036
    if (qemu_opts_foreach(qemu_find_opts("fsdev"), fsdev_init_func, NULL, 1) != 0) {
4037
        exit(1);
4038
    }
4039
#endif
4040

    
4041
    os_daemonize();
4042

    
4043
    if (pid_file && qemu_create_pidfile(pid_file) != 0) {
4044
        os_pidfile_error();
4045
        exit(1);
4046
    }
4047

    
4048
    /* init the memory */
4049
    if (ram_size == 0) {
4050
        ram_size = DEFAULT_RAM_SIZE * 1024 * 1024;
4051
    }
4052

    
4053
    if (qemu_opts_foreach(qemu_find_opts("device"), device_help_func, NULL, 0)
4054
        != 0) {
4055
        exit(0);
4056
    }
4057

    
4058
    configure_accelerator();
4059

    
4060
    machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
4061
    if (machine_opts) {
4062
        kernel_filename = qemu_opt_get(machine_opts, "kernel");
4063
        initrd_filename = qemu_opt_get(machine_opts, "initrd");
4064
        kernel_cmdline = qemu_opt_get(machine_opts, "append");
4065
    } else {
4066
        kernel_filename = initrd_filename = kernel_cmdline = NULL;
4067
    }
4068

    
4069
    if (!kernel_cmdline) {
4070
        kernel_cmdline = "";
4071
    }
4072

    
4073
    linux_boot = (kernel_filename != NULL);
4074

    
4075
    if (!linux_boot && *kernel_cmdline != '\0') {
4076
        fprintf(stderr, "-append only allowed with -kernel option\n");
4077
        exit(1);
4078
    }
4079

    
4080
    if (!linux_boot && initrd_filename != NULL) {
4081
        fprintf(stderr, "-initrd only allowed with -kernel option\n");
4082
        exit(1);
4083
    }
4084

    
4085
    if (!linux_boot && machine_opts && qemu_opt_get(machine_opts, "dtb")) {
4086
        fprintf(stderr, "-dtb only allowed with -kernel option\n");
4087
        exit(1);
4088
    }
4089

    
4090
    os_set_line_buffering();
4091

    
4092
    qemu_init_cpu_loop();
4093
    qemu_mutex_lock_iothread();
4094

    
4095
#ifdef CONFIG_SPICE
4096
    /* spice needs the timers to be initialized by this point */
4097
    qemu_spice_init();
4098
#endif
4099

    
4100
    if (icount_option && (kvm_enabled() || xen_enabled())) {
4101
        fprintf(stderr, "-icount is not allowed with kvm or xen\n");
4102
        exit(1);
4103
    }
4104
    configure_icount(icount_option);
4105

    
4106
    /* clean up network at qemu process termination */
4107
    atexit(&net_cleanup);
4108

    
4109
    if (net_init_clients() < 0) {
4110
        exit(1);
4111
    }
4112

    
4113
    /* init the bluetooth world */
4114
    if (foreach_device_config(DEV_BT, bt_parse))
4115
        exit(1);
4116

    
4117
    if (!xen_enabled()) {
4118
        /* On 32-bit hosts, QEMU is limited by virtual address space */
4119
        if (ram_size > (2047 << 20) && HOST_LONG_BITS == 32) {
4120
            fprintf(stderr, "qemu: at most 2047 MB RAM can be simulated\n");
4121
            exit(1);
4122
        }
4123
    }
4124

    
4125
    cpu_exec_init_all();
4126

    
4127
    bdrv_init_with_whitelist();
4128

    
4129
    blk_mig_init();
4130

    
4131
    /* open the virtual block devices */
4132
    if (snapshot)
4133
        qemu_opts_foreach(qemu_find_opts("drive"), drive_enable_snapshot, NULL, 0);
4134
    if (qemu_opts_foreach(qemu_find_opts("drive"), drive_init_func,
4135
                          &machine->block_default_type, 1) != 0) {
4136
        exit(1);
4137
    }
4138

    
4139
    default_drive(default_cdrom, snapshot, machine->block_default_type, 2,
4140
                  CDROM_OPTS);
4141
    default_drive(default_floppy, snapshot, IF_FLOPPY, 0, FD_OPTS);
4142
    default_drive(default_sdcard, snapshot, IF_SD, 0, SD_OPTS);
4143

    
4144
    register_savevm_live(NULL, "ram", 0, 4, &savevm_ram_handlers, NULL);
4145

    
4146
    if (nb_numa_nodes > 0) {
4147
        int i;
4148

    
4149
        if (nb_numa_nodes > MAX_NODES) {
4150
            nb_numa_nodes = MAX_NODES;
4151
        }
4152

    
4153
        /* If no memory size if given for any node, assume the default case
4154
         * and distribute the available memory equally across all nodes
4155
         */
4156
        for (i = 0; i < nb_numa_nodes; i++) {
4157
            if (node_mem[i] != 0)
4158
                break;
4159
        }
4160
        if (i == nb_numa_nodes) {
4161
            uint64_t usedmem = 0;
4162

    
4163
            /* On Linux, the each node's border has to be 8MB aligned,
4164
             * the final node gets the rest.
4165
             */
4166
            for (i = 0; i < nb_numa_nodes - 1; i++) {
4167
                node_mem[i] = (ram_size / nb_numa_nodes) & ~((1 << 23UL) - 1);
4168
                usedmem += node_mem[i];
4169
            }
4170
            node_mem[i] = ram_size - usedmem;
4171
        }
4172

    
4173
        for (i = 0; i < nb_numa_nodes; i++) {
4174
            if (!bitmap_empty(node_cpumask[i], MAX_CPUMASK_BITS)) {
4175
                break;
4176
            }
4177
        }
4178
        /* assigning the VCPUs round-robin is easier to implement, guest OSes
4179
         * must cope with this anyway, because there are BIOSes out there in
4180
         * real machines which also use this scheme.
4181
         */
4182
        if (i == nb_numa_nodes) {
4183
            for (i = 0; i < max_cpus; i++) {
4184
                set_bit(i, node_cpumask[i % nb_numa_nodes]);
4185
            }
4186
        }
4187
    }
4188

    
4189
    if (qemu_opts_foreach(qemu_find_opts("mon"), mon_init_func, NULL, 1) != 0) {
4190
        exit(1);
4191
    }
4192

    
4193
    if (foreach_device_config(DEV_SERIAL, serial_parse) < 0)
4194
        exit(1);
4195
    if (foreach_device_config(DEV_PARALLEL, parallel_parse) < 0)
4196
        exit(1);
4197
    if (foreach_device_config(DEV_VIRTCON, virtcon_parse) < 0)
4198
        exit(1);
4199
    if (foreach_device_config(DEV_SCLP, sclp_parse) < 0) {
4200
        exit(1);
4201
    }
4202
    if (foreach_device_config(DEV_DEBUGCON, debugcon_parse) < 0)
4203
        exit(1);
4204

    
4205
    /* If no default VGA is requested, the default is "none".  */
4206
    if (default_vga) {
4207
        if (cirrus_vga_available()) {
4208
            vga_model = "cirrus";
4209
        } else if (vga_available()) {
4210
            vga_model = "std";
4211
        }
4212
    }
4213
    select_vgahw(vga_model);
4214

    
4215
    if (watchdog) {
4216
        i = select_watchdog(watchdog);
4217
        if (i > 0)
4218
            exit (i == 1 ? 1 : 0);
4219
    }
4220

    
4221
    if (machine->compat_props) {
4222
        qdev_prop_register_global_list(machine->compat_props);
4223
    }
4224
    qemu_add_globals();
4225

    
4226
    qdev_machine_init();
4227

    
4228
    QEMUMachineInitArgs args = { .ram_size = ram_size,
4229
                                 .boot_device = (boot_devices[0] == '\0') ?
4230
                                                machine->boot_order :
4231
                                                boot_devices,
4232
                                 .kernel_filename = kernel_filename,
4233
                                 .kernel_cmdline = kernel_cmdline,
4234
                                 .initrd_filename = initrd_filename,
4235
                                 .cpu_model = cpu_model };
4236
    machine->init(&args);
4237

    
4238
    cpu_synchronize_all_post_init();
4239

    
4240
    set_numa_modes();
4241

    
4242
    current_machine = machine;
4243

    
4244
    /* init USB devices */
4245
    if (usb_enabled(false)) {
4246
        if (foreach_device_config(DEV_USB, usb_parse) < 0)
4247
            exit(1);
4248
    }
4249

    
4250
    /* init generic devices */
4251
    if (qemu_opts_foreach(qemu_find_opts("device"), device_init_func, NULL, 1) != 0)
4252
        exit(1);
4253

    
4254
    net_check_clients();
4255

    
4256
    /* just use the first displaystate for the moment */
4257
    ds = get_displaystate();
4258

    
4259
    /* init local displays */
4260
    switch (display_type) {
4261
    case DT_NOGRAPHIC:
4262
        break;
4263
#if defined(CONFIG_CURSES)
4264
    case DT_CURSES:
4265
        curses_display_init(ds, full_screen);
4266
        break;
4267
#endif
4268
#if defined(CONFIG_SDL)
4269
    case DT_SDL:
4270
        sdl_display_init(ds, full_screen, no_frame);
4271
        break;
4272
#elif defined(CONFIG_COCOA)
4273
    case DT_SDL:
4274
        cocoa_display_init(ds, full_screen);
4275
        break;
4276
#endif
4277
#if defined(CONFIG_GTK)
4278
    case DT_GTK:
4279
        gtk_display_init(ds);
4280
        break;
4281
#endif
4282
    default:
4283
        break;
4284
    }
4285

    
4286
    /* must be after terminal init, SDL library changes signal handlers */
4287
    os_setup_signal_handling();
4288

    
4289
#ifdef CONFIG_VNC
4290
    /* init remote displays */
4291
    if (vnc_display) {
4292
        Error *local_err = NULL;
4293
        vnc_display_init(ds);
4294
        vnc_display_open(ds, vnc_display, &local_err);
4295
        if (local_err != NULL) {
4296
            fprintf(stderr, "Failed to start VNC server on `%s': %s\n",
4297
                    vnc_display, error_get_pretty(local_err));
4298
            error_free(local_err);
4299
            exit(1);
4300
        }
4301

    
4302
        if (show_vnc_port) {
4303
            printf("VNC server running on `%s'\n", vnc_display_local_addr(ds));
4304
        }
4305
    }
4306
#endif
4307
#ifdef CONFIG_SPICE
4308
    if (using_spice && !qxl_enabled) {
4309
        qemu_spice_display_init(ds);
4310
    }
4311
#endif
4312

    
4313
    /* display setup */
4314
    text_consoles_set_display(ds);
4315

    
4316
    if (foreach_device_config(DEV_GDB, gdbserver_start) < 0) {
4317
        exit(1);
4318
    }
4319

    
4320
    qdev_machine_creation_done();
4321

    
4322
    if (rom_load_all() != 0) {
4323
        fprintf(stderr, "rom loading failed\n");
4324
        exit(1);
4325
    }
4326

    
4327
    /* TODO: once all bus devices are qdevified, this should be done
4328
     * when bus is created by qdev.c */
4329
    qemu_register_reset(qbus_reset_all_fn, sysbus_get_default());
4330
    qemu_run_machine_init_done_notifiers();
4331

    
4332
    qemu_system_reset(VMRESET_SILENT);
4333
    if (loadvm) {
4334
        if (load_vmstate(loadvm) < 0) {
4335
            autostart = 0;
4336
        }
4337
    }
4338

    
4339
    if (incoming) {
4340
        Error *local_err = NULL;
4341
        qemu_start_incoming_migration(incoming, &local_err);
4342
        if (local_err) {
4343
            fprintf(stderr, "-incoming %s: %s\n", incoming, error_get_pretty(local_err));
4344
            error_free(local_err);
4345
            exit(1);
4346
        }
4347
    } else if (autostart) {
4348
        vm_start();
4349
    }
4350

    
4351
    os_setup_post();
4352

    
4353
    resume_all_vcpus();
4354
    main_loop();
4355
    bdrv_close_all();
4356
    pause_all_vcpus();
4357
    res_free();
4358

    
4359
    return 0;
4360
}